108 Commits

Author SHA1 Message Date
Hugo LAMY
f6f63931ad litle fix in utils trim
+ added 2 functions to check script output
+ created a html page with 4 forms for tests
+ created 2 cpp forms, with and without creating header content-length
2022-08-15 00:24:08 +02:00
Hugo LAMY
d663a4c7e6 added debug print 2022-08-14 16:17:24 +02:00
Hugo LAMY
be499328f6 fixed error in is_cgi, path was missing dot 2022-08-14 01:17:55 +02:00
Hugo LAMY
41db4fc12b Merge branch 'hugo4' 2022-08-14 01:10:01 +02:00
Hugo LAMY
a20a5eff27 Merge branch 'master' of bitbucket.org:LuckyLaszlo/webserv 2022-08-14 01:09:25 +02:00
Hugo LAMY
db4c7468cc is_cgi function is back and is working
+ in utils added function eval_file_mode(), it returns http errors codes about file
2022-08-14 01:05:20 +02:00
LuckyLaszlo
b0949615c8 fixed mistake in _read_request()
+ changes to some log output
2022-08-13 19:17:32 +02:00
hugogogo
285f2d049f + in fill_script_path() : scipt_path and script_info are filled, removing leadin dot
+ in _cgi_pos() : check validity of extension if it's only alpha characters
+ severall pbm appears
2022-08-13 14:38:50 +02:00
hugogogo
defb2ada61 fixed pbm in extract_line : delete the line and the newline sequence character
+ fixed pbm n _cgi_pos : last return is npos, not pos
2022-08-13 12:39:05 +02:00
LuckyLaszlo
058701f657 upload_form.html
+ need to add multipart/form-data parsing
2022-08-13 01:15:59 +02:00
hugogogo
f17bc9fa58 wip test path cgi :
- _cgi_pos seems to be ok
  - construct url from return is not implemented yet
+ renamed script with extension .php and .cpp
2022-08-12 23:31:59 +02:00
LuckyLaszlo
c7bbf29a1b NPOS macro 2022-08-12 18:16:49 +02:00
LuckyLaszlo
b44acafefe CGI discussion and a little bit of work done 2022-08-12 18:08:39 +02:00
Me
cade79c37f started non hardcoded cgi call 2022-08-12 16:20:50 +02:00
Eric LAZO
52824f30bd merged and added colors to makefile 2022-08-12 15:24:10 +02:00
hugogogo
2a70c6b26d Merge branch 'hugo3'
+ script output verification works (field duplicate and status)
+ parsing_message_http :
  - the file is deleted
  - of the three functions it contained, only one still exist
  - 'parse_http_headers' is now in utils
+ changes in utils :
  - http headers parsing doesn't change key case itself
  - a new function change key case tolower case in map<str, str>
  - added split_trim() that perform a split and a trim at once
  - resolved pbm in trim
  - added print_special to print special char '\r' and '\n'
  - del_line became extract_line, because it returns the deleted line
  - added get line, that does the same without deleting
  - moved http_header in utils, and made it more consistent
+ in Client :
  - parse_request is now named parse_request_headers to work with parse body
  - private function _parse_request_headers is then now _parse_request_fields
    (because it doesn't take care of request first line, but only fields)
  - added a debug function 'print_client'
2022-08-12 14:05:11 +02:00
hugogogo
71c07140e2 added text inside youpibanane files 2022-08-12 12:08:56 +02:00
hugogogo
de09c2357c php newline pbm resolved 2022-08-12 12:00:20 +02:00
hugogogo
c225063361 script output fields is checked for duplicate 2022-08-12 11:45:06 +02:00
LuckyLaszlo
400efbe720 Wip chunked decoding
+ Need to test normal body parsing
+ path_is_valid() renamed eval_file_type()
+ replaced atoi with strtol/strtoul
2022-08-12 05:50:00 +02:00
Me
f7c0ff1a8a clean up 2022-08-12 04:38:07 +02:00
hugogogo
3a58b5d921 wip debug comparison fields output script 2022-08-11 19:42:09 +02:00
hugogogo
a1fff0f8c2 added colors, for print_special
+ renamed client's public function parse_request() into parse_request_headers()
2022-08-11 17:46:27 +02:00
hugogogo
ad2b5a629a correct extract_line to avoid duplicate with erase or substr, and to resolve pbm of returning trailing delim 2022-08-11 17:33:42 +02:00
hugogogo
ff77dfd298 debug new request parsing 2022-08-11 14:50:56 +02:00
LuckyLaszlo
ab0bc2c4c0 added timeout response (status 408)
+ added EPOLLERR and EPOLLHUP handling
+ fix root substitution for default "/" location (temp or permanent ?)
+ tested siege a little, seems good
2022-08-11 07:12:13 +02:00
Me
08f6929db9 fixed autoindex 2022-08-11 02:15:40 +02:00
Me
c32fc2c8a2 I really hope this is the last time we fix Location Picker, i think it's good it's pretty elegant, basically set root and location path to never have / at end and that made things easier 2022-08-11 02:01:24 +02:00
hugogogo
27b4f96618 parsing headers is allright now
+ adding error codes in readme and in comments in client
2022-08-11 00:41:17 +02:00
Me
0b51d13f13 a few more things for location picker 2022-08-11 00:36:24 +02:00
hugogogo
1d67e6988d http message parsin wip but really better 2022-08-11 00:28:01 +02:00
hugogogo
11f71ea74f wip parsing first line http message with new utils functions 2022-08-10 20:27:48 +02:00
hugogogo
9a379c835d correction of trim in case of str only fill with delim char
+ added a new split, that also does trim, to split without counting newlines
2022-08-10 20:01:23 +02:00
LuckyLaszlo
360c27df5f done root substitution
+ autoindex/index adjustement
2022-08-10 19:59:05 +02:00
hugogogo
c7905ebd19 changed del_line_in_str to etract_line 2022-08-10 17:12:28 +02:00
hugogogo
17230ccc42 in cgi exec add save stdin and out 2022-08-10 16:24:24 +02:00
Me
69c1a6f6bf A Much better way of picking locations 2022-08-10 16:14:21 +02:00
LuckyLaszlo
86f7740984 Moved most request errors check in Client
+ bugfix of "Bad file descriptor" due to empty operator=() in Client
+ added a condition in _determine_location_COOP_FIX()
+ udpate memo.txt
+ need fix for index/autoindex (location "/list" dont work)
2022-08-10 07:19:05 +02:00
Me
58f67bf42e fixed a tiny mistake in location picker 2022-08-10 02:07:17 +02:00
Me
f7f3e42b15 Merge remote-tracking branch 'origin/master' into eric_config_parser 2022-08-10 01:59:39 +02:00
Me
8e90221058 location picker works, needs to be tested more tho 2022-08-10 01:59:10 +02:00
LuckyLaszlo
f393aa46bf BUG: "Bad file descriptor" in _close_all_clients() 2022-08-09 22:29:35 +02:00
LuckyLaszlo
1eb989a3fd _determine_location() new version (to complete and test) 2022-08-09 20:47:21 +02:00
Me
56f4cf7e15 Eric notes to self 2022-08-09 20:06:28 +02:00
hugogogo
482a38952e Merge branch 'hugo2'
+ changed the appropriate getters for client
+ moved the functions to parse the http message
  (first line, headers, and body)
  outside client, in parsing_http_message.cpp
+ resolved some of the throw problems
2022-08-09 15:54:40 +02:00
hugogogo
ef034a356b Merge branch 'master' of bitbucket.org:LuckyLaszlo/webserv 2022-08-09 14:59:39 +02:00
hugogogo
53a548e314 wip script output verification working
+ trim secure pos segfault
+ concat script message with server message
2022-08-09 14:57:05 +02:00
hugogogo
3dad938e3c add extern function for http message parsing
+ wip compare fields server and script
+ g tout cassey
2022-08-09 11:19:46 +02:00
Me
1d3cdef7a6 Merge remote-tracking branch 'origin/master' into eric_config_parser 2022-08-09 02:38:09 +02:00
Me
97c90236b9 cgi_ext, redirect and upload_repo now functional in config, fixed location picker, some cleanup 2022-08-09 02:37:28 +02:00
LuckyLaszlo
643b09c4f7 _request() and _response() refactoring
+ Wip redirection (weird behavior)
+ 505 HTTP Version Not Supported
2022-08-09 01:46:59 +02:00
LuckyLaszlo
a44b9b493a split respone.cpp file 2022-08-08 20:36:01 +02:00
hugogogo
ae9a9b37f1 added test form html in www 2022-08-08 18:22:54 +02:00
hugogogo
e1a68bc3e4 changes var in client 2022-08-08 18:06:41 +02:00
Me
7fdc81f5f4 a bit messy but merged index and autoindex work 2022-08-08 17:13:55 +02:00
hugogogo
f10931042f rewrite readme cgi todo list 2022-08-08 16:16:11 +02:00
hugogogo
972f52ebc8 client variables are const ref 2022-08-08 15:36:16 +02:00
Me
0a72778c8c successful merge? 2022-08-08 15:25:16 +02:00
hugogogo
da1f4b6e37 cgi exec compare with file method 2022-08-08 13:20:06 +02:00
hugogogo
78c3ffa456 readme layout 2022-08-08 10:31:36 +02:00
hugogogo
988e15c738 readme layout 2022-08-08 10:30:20 +02:00
LuckyLaszlo
02cfdf43bc bad_alloc handling
+ map.insert() replace map.operator[] for init, more efficient
2022-08-08 04:24:03 +02:00
Me
f87024c32f further tested autoindex, and i got a .css stylesheet to load from a folder outside of /www, pretty neat :) 2022-08-08 04:02:53 +02:00
Me
9ee7205b95 Index and Autoindex work nicely, standarized way paths for root and location path are stored in config, still needs a little polishing prolly 2022-08-08 02:50:37 +02:00
Me
cf69168a84 some cleanup of config stuff 2022-08-07 22:54:58 +02:00
hugogogo
63365a9067 cgi_script read and write on a string 2022-08-07 22:33:39 +02:00
Me
94852babc6 autoindex is working, a few things to iron out be we well on our way 2022-08-07 22:25:24 +02:00
Me
f777441edf autoindex in progress but need to check stuff on master branch 2022-08-07 20:37:53 +02:00
LuckyLaszlo
1ccf61bc68 assign server and location to client in _read_request() 2022-08-07 17:37:24 +02:00
hugogogo
7ecfc22c7b script path is found and fill 2022-08-07 15:51:36 +02:00
hugogogo
e0fd743b5b key fields headers in map are in lowercase
+ getters for this map are case insensitive
+ change request fiel 'path' for 'uri', 'query', and 'abs_path'
2022-08-07 13:07:50 +02:00
LuckyLaszlo
4ab099ee4d redone _read_request(). Should work with any BUFSIZE.
+ WIP in some aspects. Need to adjust parse_request() among others things.
+ update memo.txt
2022-08-07 05:41:01 +02:00
Me
4870b2c05d Location sorter works, fixed the compilation error i was having on this branch, now working on autoindex 2022-08-07 03:24:49 +02:00
LuckyLaszlo
8ec1353723 fixed response.append(body) problem.
+ File I/O working but maybe not perfect (it seems complicated to do it with std::filebuf)
+ fixed Content-Type for unknown file extension
2022-08-07 01:38:33 +02:00
Me
4b1baca126 merged, seems fine 2022-08-07 01:10:05 +02:00
hugogogo
63ff42b57d client variables are made const 2022-08-06 19:58:09 +02:00
hugogogo
08928c46fc Merge branch 'master' of bitbucket.org:LuckyLaszlo/webserv 2022-08-06 11:35:12 +02:00
hugogogo
6f171ec07b wip cgi env variables 2022-08-06 11:34:48 +02:00
LuckyLaszlo
b0df37df60 fix Client uninitialised values 2022-08-06 04:50:19 +02:00
LuckyLaszlo
05c7faf1f3 server search for client completed with host:port 2022-08-06 04:46:40 +02:00
LuckyLaszlo
79bdc1ecbf ALL_METHODS renamed to ANY_METHODS 2022-08-05 23:01:06 +02:00
Me
6f0c3b4d6d kinda successful merge, weird tho, didn't go as smoothly with VScode as usual... 2022-08-05 22:25:11 +02:00
Me
f7dc5ccde4 ok Location sorting and processing is finally working as expected, still a few things to add like error_pages but will get there soon 2022-08-05 21:46:46 +02:00
LuckyLaszlo
914d4cb0c0 HTML_ERROR Macro reformat 2022-08-05 04:44:23 +02:00
LuckyLaszlo
e596d8f093 MIME types map for correct Content-type header
+ append body to string cause encoding problem, so added temp buf in Client.
2022-08-05 04:24:15 +02:00
Me
9ac14aa1aa Well we learned a lot from Nginx, starting to incorporate some, but hoping for feedback before i do most of that, instead worked on improving the location sorter and checking that locations paths are valid, close but not quite done 2022-08-05 03:42:42 +02:00
LuckyLaszlo
3102253092 wip DELETE, POST (no cgi, need testing) 2022-08-04 20:56:37 +02:00
Eric LAZO
f7e6b61811 LocationConfig sorter works as intended, tho should prolly check things thoroughly later 2022-08-04 19:33:38 +02:00
Me
fce1bcbece well, the location sorter is better, but i don't understand why, kinda by accident, will try to figure it out 2022-08-04 16:45:12 +02:00
LuckyLaszlo
a9ada4cb28 CRLF macro 2022-08-04 14:45:16 +02:00
LuckyLaszlo
0026106bf6 default and custom error pages response
+ refactoring in response.cpp (functions split)
+ added Client::clear()
+ added replace_all_substr() in utils.cpp
2022-08-04 02:52:31 +02:00
Me
ca8427262d wrote a tiny thing to improve the operator< overlaod, will test tomorrow 2022-08-04 01:41:19 +02:00
Me
3d46505411 well, restructured things a bit, but mostly started trying to sort LocationConfigs, it is sort of going well, good ideas, implementations is still a bit lacking... 2022-08-04 01:09:40 +02:00
Me
b0c524a8bd Merge remote-tracking branch 'origin/master' into eric_config_parser
let's get it done
2022-08-03 18:56:54 +02:00
Me
fef26aee5b getting ready to pull 2022-08-03 18:56:34 +02:00
LuckyLaszlo
6f5b28dd93 wip, need somes changes in ConfigParser.
+ _determine_location()
+ http_method changes
+ http_method switch in _construct_response()
+ ConfigParser::_str_to_method_type() moved to global utils.cpp
2022-08-03 18:39:22 +02:00
hugogogo
164f717e00 added informations on cgi from rfc 3875 2022-08-03 00:02:25 +02:00
hugogogo
83536ee8ad syntax layout 2022-08-03 00:00:54 +02:00
hugogogo
6791b13a52 syntax layout 2022-08-02 23:58:09 +02:00
hugogogo
21283e2493 syntax layout 2022-08-02 23:50:14 +02:00
hugogogo
6c0dd771c3 syntax layout 2022-08-02 23:49:25 +02:00
hugogogo
c331b69600 cgi explanation reademe layout 2022-08-02 23:42:45 +02:00
hugogogo
41b5e57800 finish to read cgi rfc 2022-08-02 23:39:53 +02:00
hugogogo
d79281751a cgi rfc parsing into readme 2022-08-02 21:16:09 +02:00
LuckyLaszlo
8f167d85f3 wip integration of client.request and ServerConfig
+ Client get return reference
+ wip binary flags for http_method
+ moved config parser files
2022-08-02 21:11:54 +02:00
hugogogo
b30a3a1407 starting to find usefull informations in cgi rfc 2022-08-02 16:33:29 +02:00
LuckyLaszlo
5aabeb6b46 removed useless files
+ MethodType renamed to http_method, and moved to utils.hpp
+ operator= overload for Client moved to Client.cpp
2022-08-02 14:26:07 +02:00
hugogogo
f252887d53 merge from hugo, add parsing requests and wip cgi 2022-08-01 20:41:07 +02:00
83 changed files with 208820 additions and 1431 deletions

2
.gitignore vendored
View File

@@ -20,3 +20,5 @@ ubuntu_cgi_tester
webserv
!**/webserv/
*.log
large.jpg

BIN
42_testers/cgi_tester Executable file

Binary file not shown.

BIN
42_testers/tester Executable file

Binary file not shown.

View File

@@ -3,36 +3,33 @@ NAME = webserv
CXX = c++
CXXFLAGS = -Wall -Wextra #-Werror
CXXFLAGS += $(HEADERS_I)
CXXFLAGS += $(HEADERS_D:%=-I%)
CXXFLAGS += -std=c++98
CXXFLAGS += -g
CXXFLAGS += -g3
CXXFLAGS += -MMD -MP #header dependencie
#CXXFLAGS += -O3
#SHELL = /bin/zsh
VPATH = $(SRCS_D)
HEADERS_I = $(HEADERS_D:%=-I%)
HEADERS_D = srcs \
headers
HEADERS = Webserv.hpp \
ConfigParser.hpp \
ServerConfig.hpp \
LocationConfig.hpp \
Client.hpp \
MethodType.hpp \
utils.hpp \
srcs/webserv \
srcs/config
SRCS_D = srcs \
srcs/webserv
srcs/webserv \
srcs/config
SRCS = main.cpp \
base.cpp init.cpp close.cpp epoll_update.cpp signal.cpp \
accept.cpp request.cpp response.cpp \
run_loop.cpp \
ConfigParser.cpp \
ConfigParserUtils.cpp \
ConfigParserPost.cpp \
method_get.cpp method_post.cpp method_delete.cpp \
run_loop.cpp timeout.cpp \
parser.cpp \
extraConfig.cpp \
postProcessing.cpp \
utils.cpp \
cgi_script.cpp \
Client.cpp \
OBJS_D = builds
OBJS = $(SRCS:%.cpp=$(OBJS_D)/%.o)
@@ -46,12 +43,14 @@ all: $(NAME)
$(OBJS_D)/%.o: %.cpp | $(OBJS_D)
$(CXX) $(CXXFLAGS) -c $< -o $@
printf "$(_CYAN)\r\33[2K\rCompling $@$(_END)"
$(OBJS_D):
mkdir $@
$(NAME): $(OBJS)
$(CXX) $^ -o $(NAME)
echo "$(_GREEN)\r\33[2K\r$(NAME) created 😎$(_END)"
clean:
rm -rf $(OBJS_D)
@@ -65,3 +64,24 @@ re: fclean all
-include $(DEPS) # header dependencie
.SILENT:
# ------------------
# ----- COLORS -----
# ------------------
_GREY=$ \033[30m
_RED=$ \033[31m
_GREEN=$ \033[32m
_YELLOW=$ \033[33m
_BLUE=$ \033[34m
_PURPLE=$ \033[35m
_CYAN=$ \033[36m
_WHITE=$ \033[37m
_END=$ \033[0m

301
README.md Normal file
View File

@@ -0,0 +1,301 @@
## work together
#### next commit
#### questions
- how should we handle a wrong url like `http://localhost/cgi-bin/wrong.phpp/good.php` ?
- do we serve `./srcs/cgi-bin/good.php` ?
- or do we return 404 "not found" ?
-> - for now, execve would crash, but that doesn't produce a 404 error, rather a 500, is it bad ?
- could we use errno after execve to choose an appropriate http error ? subject says : "Checking the value of errno is strictly forbidden after a read or a write operation"
- if a url has a file with extension, but it's not a cgi extension, is it necessary to look further ?
- ex. `http://localhost/file.php/file.py` for `cgi_ext py;` ?
- the response page is received long after the cgi-script is done, why ?
---
## man
- **htons, htonl, ntohs, ntohl :** converts the unsigned short or integer argument between host byte order and network byte order
- **poll :** waits for one of a set of file descriptors to become ready to perform I/O
- alternatives : select, epoll (epoll_create, epoll_ctl, epoll_wait), kqueue (kqueue, kevent)
- **socket :** creates an endpoint for communication and returns a file descriptor that refers to that endpoint
- **listen :** marks a socket as a passive socket, that is, as a socket that will be used to accept incoming connection requests using accept()
- **accept :** used with connection-based socket types. It extracts the first connection request on the queue of pending connections for the listening socket, creates a new connected socket, and returns a new file descriptor referring to that socket. The newly created socket is not in the listening state. The original socket is unaffected by this call
- **send :** (~write) used to transmit a message to another socket. May be used only when the socket is in a connected state (so that the intended recipient is known). The only difference between send() and write() is the presence of flags. With a zero flags argument, send() is equivalent to write()
- **recv :** (~read) used to receive messages from a socket. May be used to receive data on both connectionless and connection-oriented sockets. The only difference between recv() and read() is the presence of flags. With a zero flags argument, recv() is generally equivalent to read()
- **bind :** associate a socket fd to a local address. When a socket is created with socket(), it exists in a name space (address family) but has no address assigned to it. It is normally necessary to assign a local address using bind() before a socket may receive connections (see accept())
- **connect :** connects a socket fd to a remote address
- **inet_addr :** converts the Internet host address cp from IPv4 numbers-and-dots notation into binary data in network byte order. Use of this function is problematic because in case of error it returns -1, wich is a valid address (255.255.255.255). Avoid its use in favor of inet_aton(), inet_pton(), or getaddrinfo()
- **setsockopt :** manipulate options for a socket fd. Options may exist at multiple protocol levels; they are always present at the uppermost socket level
- **getsockname :** returns the current address to which a socket fd is bound
- **fcntl :** manipulate an open fd, by performing some actions, like duplicate it or changing its flags
---
## todo
- [ ] read the RFC and do some tests with telnet and NGINX
#### parsing config
- [ ] Your program has to take a configuration file as argument, or use a default path.
- [ ] Choose the port and host of each server.
- [ ] Setup the server_names or not.
- [ ] The first server for a host:port will be the default for this host:port (that means it will answer to all the requests that dont belong to an other server).
- [ ] Setup default error pages.
- [ ] Limit client body size.
- [ ] Setup routes with one or multiple of the following rules/configuration (routes wont be using regexp):
- [ ] Define a list of accepted HTTP methods for the route.
- [ ] Define a HTTP redirection.
- [ ] Define a directory or a file from where the file should be searched (for example, if url /kapouet is rooted to /tmp/www, url /kapouet/pouic/toto/pouet is /tmp/www/pouic/toto/pouet).
- [ ] Turn on or off directory listing.
- [ ] Set a default file to answer if the request is a directory.
- [ ] Execute CGI based on certain file extension (for example .php).
- [ ] Make the route able to accept uploaded files and configure where they should be saved.
#### connection basic
- [ ] You cant execve another web server.
- [ ] Your server must never block and the client can be bounced properly if necessary.
- [ ] It must be non-blocking and use only 1 poll() (or equivalent) for all the I/O operations between the client and the server (listen included).
- [ ] poll() (or equivalent) must check read and write at the same time.
- [ ] You must never do a read or a write operation without going through poll() (or equivalent).
- [ ] Checking the value of errno is strictly forbidden after a read or a write operation.
- [ ] You dont need to use poll() (or equivalent) before reading your configuration file. Because you have to use non-blocking file descriptors, it is possible to use read/recv or write/send functions with no poll() (or equivalent), and your server wouldnt be blocking. But it would consume more system resources. Thus, if you try to read/recv or write/send in any file descriptor without using poll() (or equivalent), your grade will be 0.
- [ ] You can use every macro and define like FD_SET, FD_CLR, FD_ISSET, FD_ZERO (understanding what and how they do it is very useful).
- [ ] A request to your server should never hang forever.
- [ ] Your server must be compatible with the web browser of your choice.
#### parsing request HTTP (fields, ...)
- [ ] We will consider that NGINX is HTTP 1.1 compliant and may be used to compare headers and answer behaviors.
#### response HTTP (fields, ...)
- [ ] Your HTTP response status codes must be accurate.
- [ ] You server must have default error pages if none are provided.
- [ ] You cant use fork for something else than CGI (like PHP, or Python, and so forth).
- [ ] You must be able to serve a fully static website.
#### upload files
- [ ] Clients must be able to upload files.
#### CGI
- [ ] You need at least GET, POST, and DELETE methods.
- [ ] Do you wonder what a CGI is?
- [ ] Because you wont call the CGI directly, use the full path as PATH_INFO.
- [ ] Just remember that, for chunked request, your server needs to unchunked it and the CGI will expect EOF as end of the body.
- [ ] Same things for the output of the CGI. If no content_length is returned from the CGI, EOF will mark the end of the returned data.
- [ ] Your program should call the CGI with the file requested as first argument.
- [ ] The CGI should be run in the correct directory for relative path file access.
- [ ] Your server should work with one CGI (php-CGI, Python, and so forth).
#### write tests
- [ ] Stress tests your server. It must stay available at all cost.
- [ ] Do not test with only one program.
- [ ] Write your tests with a more convenient language such as Python or Golang, and so forth. Even in C or C++ if you want to
#### persistent connexion
- [ ] Your server must be able to listen to multiple ports (see Configuration file)
- [ ] Your server should never die.
---
## cgi rfc
[rfc 3875](https://www.rfc-editor.org/rfc/rfc3875)
#### output cgi script :
#### summary :
- the cgi-script will send back at least one header field followed by an empty line
- this header field will be one of three :
- "Content-Type"
- "Location"
- "Status"
- the cgi-script may send back more header fields
- the server must check and modify few things :
- there is no field duplicate (resolve conflicts)
- there is no space between filed name and ":"
- change all the '\n' by '\r\n'
- if no Location field && no Status field -> status code = 200
- handle Location field, either :
- local : start with '/' --> rerun the request with new uri
- client : start with '<scheme>:' --> send back status code 302
- there is at least one header field followed by '\r\n\r\n' :
- "Content-Type"
- "Location"
- "Status"
- if status field, change server status for this one
- to pass the body-message to the cgi-script, we write it into the temporary fd on which the script read it's standard input
[3.1: server responsabilities](https://www.rfc-editor.org/rfc/rfc3875#section-3.1)
- The server [...] receives the request from the client
- selects a CGI script to handle the request
- converts the client request to a CGI request
- executes the script and converts the CGI response into a response for the client
[3.3: script uri](https://www.rfc-editor.org/rfc/rfc3875#section-3.3)
- the 'Script-URI' [...] MUST have the property that if the client had accessed this URI instead, then the script would have been executed
[4: how the server prepare the cgi requests](https://www.rfc-editor.org/rfc/rfc3875#section-4)
- the cgi receives 2 differents set of informations :
- the request meta-variables (in UNIX, by env variables)
- and the message-body
[4.1: request meta-variables](https://www.rfc-editor.org/rfc/rfc3875#section-4.1)
- a header field that spans multiple lines MUST be merged onto a single line
[4.2: request message-body](https://www.rfc-editor.org/rfc/rfc3875#section-4.2)
- unless defined otherwise, the script access request data by reading stdin
[6: how the response from the script is returned to the server](https://www.rfc-editor.org/rfc/rfc3875#section-6)
- The response comprises 2 parts, separated by a blank line :
- a message-header
- and a message-body
- The message-header contains one or more header fields
- The body may be NULL
[6.2: responses types](https://www.rfc-editor.org/rfc/rfc3875#section-6.2)
- four types of responses :
- document response
- local redirect response
- client redirect response
- client redirect response with document
- document response :
- it must return a Content-Type header field
- a Status-Header field is optional (200 is assumed if omited)
- the server must check the cgi-script output, and modifie it to comply with the protocol version
- local redirect response :
- it must return only a Location field
- it contains a local path URI and query string ('local-pathquery')
- the local path URI must start with a "/"
- the server must generate the response for this local-pathquery
- client redirect response :
- it must return only a Location field
- it contains an absolute URI path, to indicate the client that it should reprocess the request with this URI
- the absolute URI always start with the name of scheme followed by ":"
- the http server must generate a 302 'Found' message
- client redirect response with document
- it must return a Location field with an absolute URI path
- it must return the Status header field, with a value of 302 'Found'
- the server must check the cgi-script output, and modifie it to comply with the protocol version
[6.3: cgi header fields](https://www.rfc-editor.org/rfc/rfc3875#section-6.3)
- whitespace is permitted between the ":" and the field-value
- but not between the field-name and the ":"
- the CGI script can set three differents fields :
- Content-Type
- Location
- Status
- Content-Type :
- if there is a body in the response, a Content-Type field must be present
- if there is no Content-Type, the server must not attempt to determine one
- Location :
- the local URI path must be an absolut path, not a relative path, nor NULL
- the local URI path must, then, start with "/"
- the absolut URI start with "<name-of-scheme>:"
- Status :
- a 3-digit integer code
- 4 standards :
- 200 'OK' indicates success, it's the default value
- 302 'Found' with Location header and response message-body
- 400 'Bad Request' an unknown request format, like missing CONTENT-TYPE
- 501 'Not Implemented' the script received unsupported REQUEST-METHOD
- construction: `Status:400 "explication of the error"\n`
- the cgi-script can return other header fields, concerning the response message
- the server must translate cgi-headers syntax into http-header syntax
- for exemple, newline can be encoded in different ways
- the cgi-script must not return header fields concerning client-side communication
- the server can remove such fields
- (not sure : https://www.rfc-editor.org/rfc/rfc3875#section-6.3.4)
- the server must resolve conflicts between script-header fields and themselves
[6.3: cgi message body](https://www.rfc-editor.org/rfc/rfc3875#section-6.4)
- the server must read it untill EOF
- the server must not modify it, except to convert charset if needed
[7 and 8: usefull informations about implementation and security](https://www.rfc-editor.org/rfc/rfc3875#section-7)
---
## cgi env variables
[cgi env variables](https://www.rfc-editor.org/rfc/rfc3875#section-4.1)
[wikipedia variables environnements cgi](https://fr.wikipedia.org/wiki/Variables_d%27environnement_CGI)
[cgi server variables on adobe](https://helpx.adobe.com/coldfusion/cfml-reference/reserved-words-and-variables/cgi-environment-cgi-scope-variables/cgi-server-variables.html)
```None
AUTH_TYPE : if the srcipt is protected, the authentification method used to validate the user
CONTENT_LENGTH : length of the request body-message
CONTENT_TYPE : (Content-Type field) if there is attached information, as with method POST or PUT, this is the content type of the data (e.g. "text/plain", it is set by the attribute "enctype" in html <form> as three values : "application/x-www-form-urlencoded", "multipart/form-data", "text/plain")
GATEWAY_INTERFACE : CGI version (e.g. CGI/1.1)
PATH_INFO : if any, path of the resquest in addition to the cgi script path (e.g. for cgi script path = "/usr/web/cgi-bin/script.cgi", and the url = "http://server.org/cgi-bin/script.cgi/house", the PATH-INFO would be "house")
PATH_TRANSLATED : full path of the request, like path-to-cgi/PATH_INFO, null if PATH_INFO is null (e.g. for "http://server.org/cgi-bin/prog/the/path", PATH_INFO would be : "/the/path" and PATH_TRANSLATED would be : "/usr/web/cgi-bin/prog/the/path")
QUERY_STRING : everything following the ? in the url sent by client (e.g. for url "http://server.org/query?var1=val2&var2=val2", it would be : "var1=val2&var2=val2")
REMOTE_ADDR : ip address of the client
REMOTE_HOST : host name of the client, empty if not known, or equal to REMOTE_ADDR
REMOTE_IDENT : if known, username of the client, otherwise empty, use for logging only
REMOTE_USER : username of client, if script is protected and the server support user authentification
REQUEST_METHOD : method used for the request (for http, usually POST or GET)
SCRIPT_NAME : path to the cgi, relative to the root, used for self-referencing URLs (e.g. "/cgi-bin/script.cgi")
SERVER_NAME : name of the server, as hostname, IP address, or DNS (e.g. dns : "www.server.org")
SERVER_PORT : the port number your server is listening on (e.g. 80)
SERVER_PROTOCOL : protocol used for the request (e.g. HTTP/1.1)
SERVER_SOFTWARE : the server software you're using (e.g. Apache 1.3)
```
[redirect status for php-cgi](https://woozle.org/papers/php-cgi.html)
```None
REDIRECT_STATUS : for exemple, 200
```
---
## http errors
#### HTTP Client Errors
- 400 Bad Request This error code indicates that the request cannot be processed because of wrong syntax usage by the client.
- 401 Unauthorized This error code indicates that the client is not authorized to receive the requested data, without authentication. A login name and password based authentication might be required to access the requested data.
- 403 Forbidden There is no way you can access the requested data. A 403 error announces that the data is off limits.
- 404 Not Found This error indicates that the resources requested by the client are currently unavailable.
- 405 Method Not Allowed This error indicates wrong usage of request method. Depending on the kind of data requested, the appropriate request method must be chosen.
- 406 Not Acceptable When the data provided by a web server does not match the specifications made in Accept header of the client HTTP request, this error is the result.
- 407 Proxy Authentication Required This error clearly indicates that an authentication from the proxy server is required to gain access to requested resources.
- 408 Request Timeout This type of error indicates that the client was delayed in making a request, within the specified time allocated to it, by the server.
- 409 Conflict This error code is displayed when the server perceives a conflict between two requests made simultaneously by different clients, for the same resource.
- 410 Gone This error code indicates that the requested data is no longer hosted on the server and therefore further requests made for it, would be futile.
- 411 Length Required If the request made by the client does not include information about the length of the requested data or resource, this error code is displayed.
- 412 Precondition Failed Some requests made by clients come attached with conditions that need to be satisfied by the server, before data transaction may happen. If these conditions are not met, error 412 results.
- 413 Request Entity Too Large When a client makes a request which is too overwhelming for the servers resources to handle, it presents this error code.
- 414 Requested URI Too Long A Uniform Resource Identifier (URI) is a character string used to describe a data stream or resource on a server. Error 414 occurs when the server is unable to process the URI, because of limited resources and long string length.
- 415 Unsupported Media Type A server may be designed to allow only certain formats for media files. When error 415 is displayed, it indicates that the format of file being uploaded through a client request, does not match the requisite format.
- 416 Request Range Not Satisfiable Sometimes, a client may request for only a small part of a file, instead of asking for the entire file. If this request is not specified properly and the part of the file requested does not exist, this error is displayed.
- 417 Expectation Failed This error code is displayed when the server cannot meet the specifications provided in the request.
- 422 Unprocessable Entity This error is displayed when the request made, cannot be processed due to an error in semantic structure.
- 423 Locked This error is displayed when a requested piece of data or resource has been locked, making it inaccessible for a server.
- 424 Failed Dependency A server may process a succession of requests from a client with the fulfillment of each, dependent on the one made before. This error is displayed when a request made before is not fulfilled, due to which the current request cannot be processed.
- 426 Upgrade Required This error signifies that the client may need to switch over to a secure protocol like TLS to get the request processed.
- 444 No Response This error signifies that the server has simply rejected the client request and terminated connection.
- 449 Retry With This is a request made by the server to the client, to make the request again after executing certain actions or making specific changes in request. This is an error code introduced by Microsoft.
- 499 Client Closed Request When client terminates a connection made with the server, while its processing the associated request, this error code is displayed.
- 450 Blocked By Windows Parental Controls Another error code introduced by Microsoft, this one is displayed when a URL is blocked by parental control settings on the web browsers.
#### HTTP Server Errors
- 500 Internal Server Error A generic message displayed by the server, when the problem with the request cannot be specified by any other appropriate code.
- 501 Not Implemented This error indicates the inability of the server to process a request, as it hasnt been configured to respond to the request method used.
- 502 Bad Gateway Sometimes, hosted pages on web servers are transmitted to client via proxy servers. If the proxy server (to which a client has sent a request), fails connecting with the web server (known as the upstream server), error 502 results.
- 503 Service Unavailable When the server is already overloaded with multiple requests, it will temporarily stop entertaining new requests, by displaying a 503 error code.
- 504 Gateway Timeout When the request made by a proxy server to the web server hosting a resource times out, error 504 is reported.
- 505 HTTP Version Not Supported An error code seen rarely, it is displayed when the web server does not support the protocol version of the client request.
---
## ressources
- [correction](https://github.com/AliMaskar96/42-Correction-Sheets/blob/master/ng_5_webserv.pdf)
- [create an http server](https://medium.com/from-the-scratch/http-server-what-do-you-need-to-know-to-build-a-simple-http-server-from-scratch-d1ef8945e4fa)
- [guide to network programming](https://beej.us/guide/bgnet/)
- [same, translated in french](http://vidalc.chez.com/lf/socket.html)
- [bind() vs connect()](https://stackoverflow.com/questions/27014955/socket-connect-vs-bind)
- [INADDR_ANY for bind](https://stackoverflow.com/questions/16508685/understanding-inaddr-any-for-socket-programming)
- [hack with CGI](https://www.youtube.com/watch?v=ph6-AKByBU4)
- [http headers](https://developer.mozilla.org/en-US/docs/Web/HTTP/Headers)
- [list of http headers fields](https://en.wikipedia.org/wiki/List_of_HTTP_header_fields)
- [http request ibm](https://www.ibm.com/docs/en/cics-ts/5.3?topic=protocol-http-requests)
- [http request other](https://www.tutorialspoint.com/http/http_requests.htm)
- [request line uri](https://stackoverflow.com/questions/40311306/when-is-absoluteuri-used-from-the-http-request-specs)

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inside YoupiBanane/Yeah/not_happy.bad_extension

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inside YoupiBanane/nop/youpi.bad_extension

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1
YoupiBanane/youpi.bla Normal file
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inside YoupiBanane/youpi.bla

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@@ -16,6 +16,7 @@ server {
location /board {
allow_methods GET;
root ./www/html;
cgi_ext php cgi
}
location /board/content {

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@@ -10,8 +10,63 @@ server {
# client_body_limit 400;
index index.html; # this is another comment
root ./www/;
allow_methods GET;
}
error_page 404 ./www/error_pages/error_404.html;
location /list {
autoindex on;
}
location /cgi-bin {
root ./srcs/cgi-bin/;
cgi_ext out php sh;
}
location /redirect {
redirect 307 https://fr.wikipedia.org/wiki/Ketchup;
# redirect 307 https://www.youtube.com/watch?v=rG6b8gjMEkw;
}
location /test {
index index1.html subdex.html;
root ./www/test/;
}
location /test/index1.html {
root ./www/test/;
index index1.html subdex.html;
}
location /hilarious_404/ {
redirect 301 https://berniesanders.com/404/;
}
location /stylesheet/ {
# root ./www/../;
root ./styelsheet/;
}
location /test/something.html {
# allow_methods DELETE;
root ./www/test/;
}
location /test/test_deeper/ {
# allow_methods
autoindex on;
root ./www/test/test_deeper/;
}
location /test/test_deeper/super_deep {
root ./www/test/test_deeper/super_deep/;
autoindex on;
}
# location /test/test_deeper/something.html {
# allow_methods DELETE;
# }
}

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- un thread par serveur présent dans le fichier de config ?
IN 42 SUBJECT AND/OR PRIORITY :
- CGI (TODO HUGO)
- chunked request (WIP, a bit difficult)
----------------
- Need to test normal body parsing
- basic html upload page for testing request of web browser
- upload files with config "upload_dir"
----------------
- Ecrire des tests !
- handle redirection (Work, but weird behavior need deeper test)
- _determine_location() review (New version to complete and test)
-----------------------------
Si ce n'est pas deja fait :
- dans config, check erreur si port > 16bits
(peut-être check si ip > 32bits)
-----------------------------
- gerer le champ "Accept" du client
- gerer les ".." dans un URL (verifier que l'on ne sort pas du dossier "root")
- do correct handling of special character in url (/rfc2119_files/errata.js.t%C3%A9l%C3%A9chargement -> /rfc2119_files/errata.js.téléchargement)
- maybe add a "last_action_time" in Client for timeout handling
little global timeout on epoll, like 100ms, then find client that actualy need to timeout
if (actual_time - client.last_action_time > 10000ms){timeout(client)}
- add headers "Date" and "Last-Modified" to response
- change "std::string" to reference "std::string &" in most functions
and add "const" if apropriate.
- Il faut vérifier le path de la requête, voir si le serveur est bien censé délivrer cette ressource et si le client y a accès, avant d'appeler le CGI.
__________________________
--------------------------
----Discord 42------------
Un truc cool et surtout bien utile ici c'est d'utiliser un proxy entre ton navigateur et ton serveur pour vérifier ce qui est envoyé en raw. Les navigateurs peuvent avoir des comportements différents.
Vous avez des modules sur vos navigateur ou des logiciels externe. C'est assez rapide et gratuit.

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srcs/Client.cpp Normal file
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#include "Client.hpp"
/*********************************************
* COPLIENS
*********************************************/
Client::Client()
: status(0),
header_complete(false),
body_complete(false),
request_complete(false),
read_body_size(0),
assigned_server(NULL),
assigned_location(NULL),
_fd(0),
_port(""),
_ip(""),
_lsocket(NULL)
{
return;
}
Client::Client(int afd, listen_socket *lsocket, std::string aport, std::string aip)
: status(0),
header_complete(false),
body_complete(false),
request_complete(false),
read_body_size(0),
assigned_server(NULL),
assigned_location(NULL),
_fd(afd),
_port(aport),
_ip(aip),
_lsocket(lsocket)
{
return;
}
Client::~Client() {
return;
}
/* // WIP not sure fo what is more logic here
Client::Client( Client const & src )
: status ( src.status ),
header_complete ( src.header_complete ),
read_body_size ( src.read_body_size ),
assigned_server ( src.assigned_server ),
assigned_location ( src.assigned_location ),
_fd ( src._fd ),
_port ( src._port ),
_ip ( src._ip ),
_lsocket ( src._lsocket )
{
raw_request = src.raw_request;
response = src.response;
// buf = strdup(src.buf); // TODO: this doesn't work
return;
}
*/
/* // WIP placeholder because of const values
Client & Client::operator=( Client const & rhs )
{
if ( this != &rhs )
{
// stuff
}
return *this;
}
*/
/*********************************************
* PUBLIC MEMBER FUNCTIONS
*********************************************/
// http headers :
// https://developer.mozilla.org/en-US/docs/Web/HTTP/Headers
// https://www.ibm.com/docs/en/cics-ts/5.3?topic=protocol-http-requests
// https://www.tutorialspoint.com/http/http_requests.htm
void Client::parse_request_headers(std::vector<ServerConfig> &servers)
{
if (raw_request.find(CRLF CRLF) == NPOS)
return ;
header_complete = true;
clear_request(); // not mandatory
_parse_request_line();
if (status)
return;
_parse_request_fields();
// DEBUG
// print_client("headers");
if (status)
return;
assigned_server = ::_determine_process_server(this, servers);
assigned_location = ::_determine_location(*assigned_server, _request.abs_path);
_check_request_errors();
if (status)
return;
_parse_port_hostname(this->get_rq_headers("Host")); // use getter for headers because it works case insensitive
// DEBUG
// std::cerr << get_rq_method_str() << " " << get_rq_target() << " " << get_rq_version() << "\n";
// dont clear raw_request, we need it for future reparsing of body
// see call of parse_request() in _read_request()
// raw_request.clear();
}
void Client::parse_request_body()
{
std::cerr << "parse_request_body()\n";
size_t pos;
pos = raw_request.find(CRLF CRLF);
if (pos == NPOS)
{
std::cerr << "parse_request_body() bad call, header incomplete\n";
// QUESTION from hugo : don't we change the status here ?
return;
}
pos += CRLF_SIZE*2;
// Chunked decoding WIP. Dont work.
if (!get_rq_headers("Transfer-Encoding").empty()
&& get_rq_headers("Transfer-Encoding") == "chunked")
{
size_t chunk_size = 1;
size_t chunk_field_end = 0;
char *endptr = NULL;
char *endptr_copy = NULL;
/* TODO: verify if last chunk in raw_request (to avoid multiples complete parsing)
but how ? with "raw_request.rfind("0" CRLF CRLF)", there no confirmation
that we have found the last last-chunk OR just some data */
_request.body = raw_request.substr(pos);
std::cerr << "______Chunked\n" << _request.body << "\n______\n";
pos = 0;
while (chunk_size != 0)
{
/* if (pos > _request.body.size())
{
std::cerr << "parse_request_body(), pos > size()\n";
// status = 400;
return;
} */
/*
if (pos == _request.body.size())
{
std::cerr << "parse_request_body(), will reread till last chunk\n";
return;
} */
/* endptr_copy = endptr; */
(void)endptr_copy;
chunk_size = std::strtoul(&_request.body[pos], &endptr, 16);
/* if (chunk_size == LONG_MAX && errno == ERANGE)
status = 413; */
/* if (endptr == endptr_copy)
{
std::cerr << "parse_request_body(), no conversion possible\n";
return;
} */
chunk_field_end = _request.body.find(CRLF, pos);
if (chunk_field_end == NPOS)
{
std::cerr << "parse_request_body(), chunk_field no CRLF\n";
// status = 400;
return;
}
chunk_field_end += CRLF_SIZE;
_request.body.erase(pos, chunk_field_end);
pos += chunk_size + CRLF_SIZE;
}
_request.headers.erase("Transfer-Encoding");
body_complete = true;
}
else
{
std::cerr << "Content-Length = " << std::strtoul(get_rq_headers("Content-Length").c_str(), NULL, 10) << "\n";
std::cerr << "raw_request.size() - pos = " << raw_request.size() - pos << "\n";
_request.body = raw_request.substr(pos);
std::cerr << "_request.body.size() = " << _request.body.size() << "\n";
if (raw_request.size() - pos >= std::strtoul(get_rq_headers("Content-Length").c_str(), NULL, 10))
{
_request.body = raw_request.substr(pos);
body_complete = true;
}
/* Should be equivalent */
// _request.body = raw_request.substr(pos);
// if (_request.body.size() >= std::strtoul(get_rq_headers("Content-Length").c_str(), NULL, 10))
// body_complete = true;
}
///////////////
// Body checks
if (_request.body.size() > assigned_server->client_body_limit)
status = 413; // HTTP Client Errors
}
void Client::fill_script_path(std::string &path, size_t pos)
{
std::string tmp;
if (path[0] == '.')
{
path.erase(0, 1);
pos--;
}
_request.script.path = path.substr(0, pos);
_request.script.info = path.substr(pos);
}
void Client::clear()
{
clear_request();
header_complete = false;
body_complete = false;
request_complete = false;
read_body_size = 0;
assigned_server = NULL;
assigned_location = NULL;
raw_request.clear();
response.clear();
status = 0;
}
void Client::clear_request()
{
clear_script();
_request.method = UNKNOWN;
_request.target.clear();
_request.version.clear();
_request.headers.clear();
_request.body.clear();
_request.abs_path.clear();
_request.query.clear();
_request.port.clear();
_request.hostname.clear();
}
void Client::clear_script()
{
_request.script.path.clear();
_request.script.info.clear();
}
// debug
void Client::print_client(std::string message)
{
std::map<std::string, std::string>::iterator it;
std::cout << "\n=== DEBUG PRINT CLIENT ===\n";
std::cout << message << ":\n----------\n\n" << "raw_request:\n__\n";
::print_special(raw_request);
std::cout << "\n__\n"
<< "get_cl_fd() : [" << get_cl_fd() << "]\n"
<< "get_cl_port() : [" << get_cl_port() << "]\n"
<< "get_cl_ip() : [" << get_cl_ip() << "]\n"
<< "get_rq_method_str() : [" << get_rq_method_str() << "]\n"
<< "get_rq_target() : [" << get_rq_target() << "]\n"
<< "get_rq_abs_path() : [" << get_rq_abs_path() << "]\n"
<< "get_rq_query() : [" << get_rq_query() << "]\n"
<< "get_rq_version() : [" << get_rq_version() << "]\n"
<< "get_rq_body() : [" << get_rq_body() << "]\n"
<< "get_rq_port() : [" << get_rq_port() << "]\n"
<< "get_rq_hostname() : [" << get_rq_hostname() << "]\n"
<< "get_rq_script_path() : [" << get_rq_script_path() << "]\n"
<< "get_rq_script_info() : [" << get_rq_script_info() << "]\n"
<< "headers :\n";
for (it = _request.headers.begin(); it != _request.headers.end(); it++)
std::cout << " " << it->first << ": [" << it->second << "]\n";
std::cout << "\n=== END PRINT CLIENT ===\n\n";
}
/*********************************************
* GETTERS
*********************************************/
// client side
int Client::get_cl_fd() const { return _fd; }
const std::string & Client::get_cl_ip() const { return _ip; }
const std::string & Client::get_cl_port() const { return _port; }
const listen_socket * Client::get_cl_lsocket() const { return _lsocket; }
// requette
http_method Client::get_rq_method() const { return _request.method; }
std::string Client::get_rq_method_str() const
{ return ::http_methods_to_str(_request.method); }
std::string Client::get_rq_target() const { return _request.target; }
std::string Client::get_rq_abs_path() const { return _request.abs_path; }
std::string Client::get_rq_query() const { return _request.query; }
std::string Client::get_rq_version() const { return _request.version; }
std::string Client::get_rq_body() const { return _request.body; }
std::string Client::get_rq_port() const { return _request.port; }
std::string Client::get_rq_hostname() const { return _request.hostname; }
std::string Client::get_rq_script_path()const { return _request.script.path; }
std::string Client::get_rq_script_info()const { return _request.script.info; }
std::string Client::get_rq_headers(const std::string & key) const
{
std::map<std::string, std::string>::const_iterator it;
it = _request.headers.find(::str_tolower(key));
if (it == _request.headers.end())
return "";
return it->second;
}
/*********************************************
* PRIVATE MEMBER FUNCTIONS
*********************************************/
void Client::_parse_request_line()
{
std::vector<std::string> line;
std::string raw_line;
raw_line = ::get_line(raw_request, 0, CRLF);
line = ::split_trim(raw_line, " ");
if (line.size() != 3)
{
std::cerr << "err _parse_first_line(): wrong number of elements (" << line.size() << " instead of 3)\n";
status = 400; // "bad request"
}
else
{
_request.method = str_to_http_method(line[0]);
_request.target = line[1];
_parse_request_target(line[1]);
_request.version = line[2];
}
}
void Client::_parse_request_target( std::string target )
{
size_t pos;
pos = target.find("?");
if (pos != NPOS)
_request.query = target.substr(pos + 1);
else
_request.query = "";
_request.abs_path = target.substr(0, pos);
}
void Client::_parse_request_fields()
{
std::string headers;
size_t pos;
int ret;
headers = raw_request;
// delete first line
pos = headers.find(CRLF);
if (pos != NPOS)
headers.erase(0, pos + std::string(CRLF).size());
// delete body part
pos = headers.find(CRLF CRLF);
if (pos != NPOS)
headers.erase(pos);
else {
std::cerr << "err _parse_request_fields(): request header doesn't end with empty line\n";
status = 400; // "bad request"
}
// copy result of parser into headers
ret = ::parse_http_headers(headers, _request.headers);
if (ret > 0) {
std::cerr << "err _parse_request_fields(): " << ret << " fields are bad formated\n";
status = 400; // "bad request"
}
::str_map_key_tolower(_request.headers);
}
void Client::_parse_port_hostname(std::string host)
{
size_t pos;
if (host == "")
std::cerr << "no host\n";
pos = host.find(':');
// port :
if (pos == NPOS)
_request.port = "4040"; // TODO: make equal to default port in config
else
_request.port = host.substr(pos);
if (_request.port == ":")
_request.port = "";
// hostname :
_request.hostname = host.substr(0, pos);
}
void Client::_check_request_errors()
{
///////////////////////
// Request line checks
if (_request.method == UNKNOWN)
status = 501; // HTTP Client Errors
else if (_request.version.compare(0, sizeof("HTTP/1") - 1, "HTTP/1") != 0)
status = 505; // HTTP Client Errors
else if (!(assigned_location->allow_methods & _request.method))
{
status = 405; // HTTP Client Errors
response.append("Allow: ");
response.append(::http_methods_to_str(assigned_location->allow_methods));
response.append(CRLF);
}
else if (assigned_location->redirect_status)
{ // Weird behavior. Sometimes, the web browser seems to wait for a complete response until timeout.
// (for codes 301, 302, 303, 307, and 308)
status = assigned_location->redirect_status;
response.append("Location: ");
response.append(assigned_location->redirect_uri);
response.append(CRLF CRLF);
}
//////////////////
// Headers checks
else if (!this->get_rq_headers("Content-Length").empty()
&& std::strtoul(this->get_rq_headers("Content-Length").c_str(), NULL, 10) > assigned_server->client_body_limit)
status = 413;
else if (!this->get_rq_headers("Transfer-Encoding").empty()
&& this->get_rq_headers("Transfer-Encoding") != "chunked" )
status = 501;
else if (!this->get_rq_headers("Content-Encoding").empty())
{
status = 415;
response.append("Accept-Encoding:"); // empty, no encoding accepted
response.append(CRLF);
}
return;
}
/*********************************************
* OVERLOAD
*********************************************/
bool operator==(const Client& lhs, const Client& rhs)
{ return lhs.get_cl_fd() == rhs.get_cl_fd(); }
bool operator==(const Client& lhs, int fd)
{ return lhs.get_cl_fd() == fd; }
bool operator==(int fd, const Client& rhs)
{ return fd == rhs.get_cl_fd(); }

View File

@@ -5,29 +5,104 @@
# include <iostream>
# include <string>
# include <map>
# include <vector>
# include <string.h> // strdup
# include <netinet/in.h> // sockaddr_in, struct in_addr
# include <arpa/inet.h> // htonl, htons, ntohl, ntohs, inet_addr, inet_ntoa
# include "utils.hpp"
# include "ServerConfig.hpp"
# include "colors.h"
struct Script
{
std::string path;
std::string info;
};
struct Request
{
http_method method;
std::string target;
std::string abs_path;
std::string query;
std::string version;
std::map<std::string, std::string> headers;
std::string body;
std::string port;
std::string hostname;
struct Script script;
};
class Client
{
public:
// Client(Placeholder);
// Client();
Client();
Client(int afd, listen_socket *lsocket, std::string aport, std::string aip);
~Client();
// Client(Client const &src);
// ~Client();
// Client &operator=(Client const &rhs);
// Client &operator=(int);
int fd;
std::string raw_request;
std::map<std::string, std::string> request;
std::string response;
unsigned int status;
std::string raw_request;
std::string response;
unsigned int status;
bool header_complete;
bool body_complete;
bool request_complete;
size_t read_body_size; // unused for now
ServerConfig *assigned_server; // cant be const cause of error_pages.operator[]
const LocationConfig *assigned_location;
// private:
// getters
int get_cl_fd() const;
const std::string & get_cl_port() const;
const std::string & get_cl_ip() const;
const listen_socket * get_cl_lsocket() const;
// requests getters
http_method get_rq_method() const;
std::string get_rq_method_str() const;
std::string get_rq_target() const;
std::string get_rq_abs_path() const;
std::string get_rq_query() const;
std::string get_rq_version() const;
std::string get_rq_body() const;
std::string get_rq_port() const;
std::string get_rq_hostname() const;
std::string get_rq_script_path() const;
std::string get_rq_script_info() const;
std::string get_rq_headers(const std::string & key) const;
void parse_request_headers(std::vector<ServerConfig> &servers);
void parse_request_body();
void clear();
void clear_request();
void clear_script();
void fill_script_path(std::string &path, size_t pos);
// DEBUG
void print_client(std::string message = "");
private:
int _fd;
std::string _port;
std::string _ip;
listen_socket * _lsocket;
struct Request _request;
void _parse_request_line();
void _parse_request_fields();
void _parse_request_target( std::string target );
void _parse_port_hostname(std::string host);
void _check_request_errors();
};
bool operator==(const Client& lhs, const Client& rhs);
bool operator==(const Client& lhs, int fd);
bool operator==(int fd, const Client& rhs);
// Temporary Global Scope. Probably move to Client in the future.
ServerConfig *_determine_process_server(Client *client, std::vector<ServerConfig> &servers);
const LocationConfig *_determine_location(const ServerConfig &server, const std::string &path);
#endif

View File

@@ -1,400 +0,0 @@
/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* ConfigParser.cpp :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: lperrey <lperrey@student.42.fr> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2022/07/13 22:11:17 by me #+# #+# */
/* Updated: 2022/07/31 13:18:14 by simplonco ### ########.fr */
/* */
/* ************************************************************************** */
#include "ConfigParser.hpp"
// Default
ConfigParser::ConfigParser()
{
std::cout << "Default Constructor\n";
// don't use yet, you have no idea what the defaults are
}
ConfigParser::ConfigParser(const char* path)
{
std::cout << "Param Constructor\n";
std::ifstream file;
std::string buf;
size_t comment;
_content.clear();
file.open(path);
if (file.is_open())
{
// are there more throws i need to add in case of errors, what would
// those errors be?
while (!file.eof())
{
getline(file, buf);
// remove # comments here.
if ((comment = buf.find_first_of("#")) == std::string::npos)
{
// remove empty lines, i think...
if ((buf.find_first_not_of(" \t")) != std::string::npos)
_content.append(buf + '\n');
}
else if (comment > 0 && (buf.find_first_not_of(" \t")) < comment)
{
// is there a comment at the end of the line
std::string tmp = buf.substr(0, comment - 1);
_content.append(tmp + '\n');
}
}
file.close();
}
else
throw std::invalid_argument("open config");
}
ConfigParser::~ConfigParser()
{
// do i need to destroy anything, won't it handle itself?
}
/*
ConfigParser & ConfigParser::operator=(const ConfigParser& rhs)
{
if (this == rhs) // * & ?
return (*this); // * ?
// make some stuff equal
return (*this);
}
*/
std::vector<ServerConfig> * ConfigParser::parse()
{
std::vector<ServerConfig> * ret = new std::vector<ServerConfig>();
// std::vector<ServerConfig> ret;
size_t start = 0;
size_t curr = _content.find_first_not_of(" \t\n", 0);
if (curr == std::string::npos)
throw std::invalid_argument("empty config file");
while (curr != std::string::npos)
{
// why no checks here
// if not here do i need them elsewhere?
start = _content.find_first_not_of(" \t\n", curr);
curr = _content.find_first_of(" \t\n", start);
std::string key = _content.substr(start, curr - start);
if (key != "server")
throw std::invalid_argument("bad config file arguments 1");
ret->push_back(_parse_server(&curr));
}
_post_processing(ret);
return (ret);
}
ServerConfig ConfigParser::_parse_server(size_t *start)
{
ServerConfig ret;
size_t curr = _content.find_first_not_of(" \t\n", *start);
ret.client_body_limit = 0;
ret.autoindex = false;
if (curr == std::string::npos || _content[curr] != '{')
throw std::invalid_argument("bad config file syntax 1");
curr = _content.find_first_of(" \t\n", curr + 1);
// if (curr == std::string::npos) // are there other things to check for?
// throw std::invalid_argument("bad config file syntax");
while (curr != std::string::npos) // here curr == { + 1
{
// so this moves curr to past the word...
std::string key = _get_first_word(&curr);
// now curr is on space after 1st word.
if (key == "}")
{
// why +1 curr is already after it no?
*start = _content.find_first_not_of(" \t\n", curr + 1);
break ;
}
else if (key == "location")
ret.locations.push_back(_parse_location(&curr));
else
{
std::string values = _get_rest_of_line(&curr);
// curr now should be \n
_set_server_values(&ret, key, values);
}
}
return (ret);
}
LocationConfig ConfigParser::_parse_location(size_t *start)
{
LocationConfig ret;
size_t curr = *start;
// start is after the 1st word aka "location"
ret.client_body_limit = 0;
ret.redirect_status = 0;
ret.path = _get_first_word(&curr);
// in theory now curr should be right after the "path"
curr = _content.find_first_not_of(" \t\n", curr);
if (curr == std::string::npos || _content[curr] != '{')
throw std::invalid_argument("bad config file syntax 2");
curr = _content.find_first_of(" \t\n", curr + 1);
// if (curr == std::string::npos) // are there other things to check for?
// throw std::invalid_argument("bad config file syntax");
while (curr != std::string::npos)
{
// so this moves curr to past the word...
std::string key = _get_first_word(&curr);
// now curr is on space after 1st word.
if (key == "}")
{
*start = curr;
break ;
}
else
{
std::string values = _get_rest_of_line(&curr);
// curr now should be \n
_set_location_values(&ret, key, values);
}
}
return (ret);
}
void ConfigParser::_set_server_values(ServerConfig *server, \
const std::string key, std::string value)
{
value = _pre_set_val_check(key, value);
std::vector<std::string> tmp_val = ::split(value, ' ');
size_t size = tmp_val.size();
if (size < 1)
throw std::invalid_argument("missing value");
else if (key == "server_name" && size == 1)
{
for (size_t i = 0; i < server->server_name.size(); i++)
{
if (server->server_name[i].compare(tmp_val[0]) == 0)
throw std::invalid_argument("server_name already exists");
}
server->server_name.push_back(tmp_val[0]);
}
else if (key == "listen" && size == 1 && server->host == "" \
&& server->port == "")
{
if (tmp_val[0].find_first_of(":") == std::string::npos)
{
// should i limit which ports can be used?
if (!::isNumeric(tmp_val[0]))
throw std::invalid_argument("bad port number");
server->host = "0.0.0.0";
server->port = tmp_val[0];
}
else
{
std::vector<std::string> tmp2 = ::split(tmp_val[0], ':');
std::vector<std::string> ip = ::split(tmp2[0], '.');
if (ip.size() != 4)
throw std::invalid_argument("bad host ip");
for (size_t i = 0; i < ip.size(); i++)
{
if (!::isNumeric_btw(0, 255, ip[i]))
throw std::invalid_argument("bad host ip");
}
if (!::isNumeric(tmp2[1]))
throw std::invalid_argument("bad port number");
server->host = tmp2[0];
server->port = tmp2[1];
}
}
else if (key == "root" && size == 1 && server->root == "")
{
DIR* dir = opendir(tmp_val[0].c_str());
if (dir)
closedir(dir);
else
throw std::invalid_argument("root dir could not be opened");
server->root = tmp_val[0];
}
else if (key == "autoindex" && size == 1)
{
// autoindex is a bool, there's no good way for me to see if it has
// bet set already
server->autoindex = (tmp_val[0] == "on" ? true : false);
}
else if (key == "client_body_limit" && size == 1 \
&& server->client_body_limit == 0)
{
if (!::isNumeric(tmp_val[0]))
throw std::invalid_argument("client_body_limit not a number");
server->client_body_limit = atoi(tmp_val[0].c_str());
}
else if (key == "index")
{
// i think you can call index several times...
// should i be doing an access?
// since index is at the root, but root might not yet be defined
// will check index later in post
for (unsigned long i = 0; i != tmp_val.size(); i++)
server->index.push_back(tmp_val[i]);
}
else if (key == "allow_methods" && server->allow_methods.empty())
{
for (unsigned long i = 0; i != tmp_val.size(); i++)
{
MethodType m = _str_to_method_type(tmp_val[i]);
if (m == 3)
throw std::invalid_argument("not a valid method");
server->allow_methods.push_back(m);
}
}
else if (key == "error_page")
{
// so it can either be just a /here/is/the/repo
// or it can be http://some_domain.com/here
// wtf... how should we handle...
// you can definitely call Error_pages several times, i think
std::string path = tmp_val[tmp_val.size() - 1];
for (unsigned long i = 0; i != tmp_val.size() - 1; i++)
{
// what are the bounds for Error codes?
if (!(isNumeric_btw(0, 600, tmp_val[i])))
throw std::invalid_argument("value not a valid number");
int status_code = atoi(tmp_val[i].c_str());
// yea cuz here we continue.. why suddenly flexible not throw ?
if (server->error_pages.find(status_code) != server->error_pages.end())
continue ;
server->error_pages[status_code] = path;
}
}
/* else if (key == "recv_timeout" && size == 1 && server->server_name == "")
{
// what is tv_sec and do i need it?
// ok so i don't fully understand this part but ok, keep for now...
server->recv_timeout.tv_sec = atoi(tmp_val[0].c_str());
}
else if (key == "send_timeout" && size == 1 && server->server_name == "")
{
server->send_timeout.tv_sec = atoi(tmp_val[0].c_str());
}
*/ else
{
// means either you didn't write the right key, or the value is
// missing, or the value has already been filled.
throw std::invalid_argument("bad key value pair");
}
}
void ConfigParser::_set_location_values(LocationConfig *location, \
const std::string key, std::string value)
{
value = _pre_set_val_check(key, value);
std::vector<std::string> tmp_val = ::split(value, ' ');
size_t size = tmp_val.size();
if (size < 1)
throw std::invalid_argument("missing value");
else if (key == "root" && size == 1 && location->root == "")
{
DIR* dir = opendir(tmp_val[0].c_str());
if (dir)
closedir(dir);
else
throw std::invalid_argument("root dir could not be opened");
location->root = tmp_val[0];
}
else if (key == "client_body_limit" && size == 1 \
&& location->client_body_limit == 0)
{
if (!::isNumeric(tmp_val[0]))
throw std::invalid_argument("client_body_limit not a number");
location->client_body_limit = atoi(tmp_val[0].c_str());
}
else if (key == "index")
{
// you can definitely call Index several times, i think
for (unsigned long i = 0; i != tmp_val.size(); i++)
location->index.push_back(tmp_val[i]);
}
else if (key == "allow_methods" && location->allow_methods.empty())
{
for (unsigned long i = 0; i != tmp_val.size(); i++)
{
MethodType m = _str_to_method_type(tmp_val[i]);
if (m == 3)
throw std::invalid_argument("not a valid method");
location->allow_methods.push_back(m);
}
}
else if (key == "cgi_info")
{
// you can call cgi_info several times i think.
// ok wtf is all this even doing, figure that out
unsigned long i = value.find_first_of(" ");
if (i == std::string::npos)
throw std::invalid_argument("bad config file arguments 8");
// ok why an int now, we gotta be more consistent!
int j = value.find_first_not_of(" ", i);
location->cgi_info[value.substr(0, i)] = value.substr(j, value.length());
}
else if (key == "return" && location->redirect_status == 0 \
&& location->redirect_uri == "")
{
// actually i think there can only be one per location...
// you can definitely call return several times, i think
if (tmp_val.size() != 2)
throw std::invalid_argument("wrong number of values");
// and tmp_val[0] should be a number and tmp_val[1] a string?
if (!(::isNumeric(tmp_val[0])))
throw std::invalid_argument("value not a number");
// somehow check that tmp_val[1] is a string? or valid? how?
// something about using access() to see if
location->redirect_status = atoi(tmp_val[0].c_str());
location->redirect_uri = tmp_val[1];
}
else
{
// means either you didn't write the right key, or the value is
// missing, or the value has already been filled.
throw std::invalid_argument("bad key value pair");
}
}

View File

@@ -1,85 +0,0 @@
#include "ConfigParser.hpp"
void ConfigParser::_post_processing(std::vector<ServerConfig> *servers)
{
// make certain servers default
// fill out empty settings
// if special settings are empty throw
std::vector<ServerConfig>::iterator it = servers->begin();
while (it != servers->end())
{
// host and port should already be set
if (it->host == "")
throw std::invalid_argument("Config file needs a host and port");
// is that a good default?
if (it->root == "")
it->root = "/";
if (it->client_body_limit == 0)
it->client_body_limit = 5000; // what is the recomended size?
// autoindex should already be false by default right?
// what do we do if Allow methods is left empty?
// all ?
if (it->allow_methods.empty())
throw std::invalid_argument("No methods specified");
// what to do if index is left empty? index.html?
// ok but i still need to check index, no idea how...
// if error_pages is left empty, we'll use the defaults which
// i believe are set elsewhere...
std::vector<LocationConfig>::iterator it_l = it->locations.begin();
while (it_l != it->locations.end())
{
// check that path is feasible...
// opendir?
DIR* dir = opendir(it_l->path.c_str());
if (dir)
closedir(dir);
else
throw std::invalid_argument("location dir could not be opened");
if (it_l->client_body_limit == 0)
it_l->client_body_limit = 5000; // what is the recomended size?
if (it_l->root == "")
it_l->root = it->root;
// fill out allow methods from server?
if (it_l->allow_methods.empty())
it_l->allow_methods = it->allow_methods;
// fill out index from Server?
// or do a bunch of checks on what is in there...
// same for redirect status i think
// maybe do something for Cgi_info?
++it_l;
}
++it;
}
// do the defaults at the end?
}

View File

@@ -1,58 +0,0 @@
/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* LocationConfig.hpp :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: me <erlazo@student.42.fr> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2022/07/23 16:08:00 by me #+# #+# */
/* Updated: 2022/07/25 20:09:48 by me ### ########.fr */
/* */
/* ************************************************************************** */
#ifndef LOCATIONCONFIG_HPP
# define LOCATIONCONFIG_HPP
# include "MethodType.hpp"
# include <map>
# include <vector>
# include <string>
// again, struct instead?
class LocationConfig
{
public:
// canonic stuff?
std::string path;
int client_body_limit;
std::string root;
std::vector<std::string> index;
std::vector<MethodType> allow_methods;
std::map<std::string, std::string> cgi_info;
// wait if i can call several times, shouldn't it be a map?
// wait no there can only be 1 and i think it might have to be in
// location only...
int redirect_status;
std::string redirect_uri;
// au pire you do location / { return 301 http://location; }
// and that's how you get the redirect from the root.
};
#endif

View File

@@ -1,15 +0,0 @@
#ifndef METHODTYPE_HPP
# define METHODTYPE_HPP
enum MethodType
{
GET,
POST,
DELETE,
INVALID,
};
#endif

View File

@@ -1,117 +0,0 @@
/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* ServerConfig.hpp :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: me <erlazo@student.42.fr> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2022/07/23 15:55:16 by me #+# #+# */
/* Updated: 2022/07/23 16:19:43 by me ### ########.fr */
/* */
/* ************************************************************************** */
#ifndef SERVERCONFIG_HPP
# define SERVERCONFIG_HPP
# include "MethodType.hpp"
# include "LocationConfig.hpp"
# include <map>
# include <vector>
# include <string> // string
# include <iostream> // cout, cin
// a class that's all public? just so we have options?
class ServerConfig
{
public:
// do i need some canonic stuff?
// there can be several
std::vector<std::string> server_name;
// we could shove default in here if we wanted to...
// there can only be 1 per server...
std::string host;
std::string port; // port needs to be something else... not quite an int
// should a Server be able to handle several?
// there can only be one.
std::string root;
int client_body_limit; // set to default max if none set
// might be the only one we let slide if bad input...
bool autoindex;
// we will check the index in the post processing with access() ?
std::vector<std::string> index;
std::map<int, std::string> error_pages;
// i'm tempted to do something diff for storing method types...
// fuck it, you can only call allow_methods once in Server
// once more in each location.
std::vector<MethodType> allow_methods;
std::vector<LocationConfig> locations;
// not convinced we need these...
// struct timeval send_timeout;
// struct timeval recv_timeout;
// fuck maybe i do need return here...
// wait if i can call several times, shouldn't it be a map?
// i think actually there can only be 1 and it can only be in a location?
// int redirect_status;
// std::string redirect_uri;
void print_all()
{
std::cout << "PRINTING A FULL SERVER CONFIG\n\n";
for (size_t i = 0; i < server_name.size(); i++)
std::cout << server_name[i] << " ";
std::cout << "root: " << root << '\n';
std::cout << "index: ";
for (size_t i = 0; i < index.size(); i++)
std::cout << index[i] << " ";
std::cout << "\nerror_pages: ";
for(std::map<int, std::string>::iterator it = error_pages.begin(); \
it != error_pages.end(); it++)
std::cout << it->first << "--" << it->second << " ";
// for (size_t i = 0; i < error_pages.size(); i++)
// std::cout << error_pages->first << "--" << error_pages->second << " ";
std::cout << "\nallow_methods: ";
for (size_t i = 0; i < allow_methods.size(); i++)
std::cout << allow_methods[i] << " ";
std::cout << "\nskiping Locations for now...\n";
std::cout << "also skiping send_timeout and recv\n";
std::cout << "autoindex: " << autoindex << '\n';
std::cout << "client_body_limit: " << client_body_limit << '\n';
// std::cout << "redirect_status: " << redirect_status << '\n';
// std::cout << "redirect_uri: " << redirect_uri << '\n';
std::cout << "host: " << host << '\n';
std::cout << "port: " << port << '\n';
std::cout << "\n----------\n";
}
};
#endif

View File

@@ -1,108 +0,0 @@
#ifndef WEBSERV_HPP
# define WEBSERV_HPP
# include <map>
# include <vector>
# include <exception> // exception, what
# include <stdexcept> // runtime_error, invalid_argument
# include <sys/epoll.h> // epoll
# include <fcntl.h> // fcntl
# include <sys/wait.h> // waitpid
# include <csignal> // signal
# include <fstream> // ifstream
# include <sstream> // stringstream
# include <cerrno> // errno
# include <unistd.h> // close, access
# include <iostream> // cout, cin
# include <cstring> // memset
# include <sys/socket.h> // socket, accept, listen, send, recv, bind, connect, setsockopt, getsockname
# include <arpa/inet.h> // htonl, htons, ntohl, ntohs, inet_addr
# include <netinet/in.h> // sockaddr_in
// # include <netinet/ip.h> // usefull for what ? -> 'man (7) ip' says it's a superset of 'netinet/in.h'
# include <algorithm> // find
# include <string> // string
# include <cstdio> // perror
# include <cstdlib> // atoi (athough it's already cover by <string>)
# include "Client.hpp"
# include "ServerConfig.hpp"
# include "utils.hpp"
// TODO: A virer
//# include "ConfigParser.hpp"
//# include "LocationConfig.hpp"
//# include "MethodType.hpp"
//# include "utils.hpp"
// TODO: A virer
extern bool g_run;
extern int g_last_signal;
void signal_handler(int signum);
/* enum // WIP test
{
SERVER_FD = 1,
CLIENT_FD
};
struct s // WIP test
{
int fd;
Client *ptr;
};
*/
// these might only be TMP
# define FAILURE -1
# define SUCCESS 1
class Webserv
{
public:
// base.cpp
Webserv();
// Webserv(Webserv const &src);
// what should it take as arg, *, &, ?
// Webserv(std::vector<ServerConfig>& servers);
~Webserv();
// Webserv &operator=(Webserv const &rhs);
// init.cpp
void init_virtual_servers(std::vector<ServerConfig>* servers);
// run_loop.cpp
void run();
private:
int _epfd;
std::vector<int> _listen_sockets;
std::vector<ServerConfig> _servers;
std::vector<Client> _clients;
// accept.cpp
void _accept_connection(int fd);
// request.cpp
void _request(Client *client);
void _read_request(Client *client);
// response.cpp
void _response(Client *client);
void _send_response(Client *client);
void _construct_response(Client *client);
void _insert_status_line(Client *client);
void _get_ressource(Client *client);
// epoll_update.cpp
int _epoll_update(int fd, uint32_t events, int op);
int _epoll_update(int fd, uint32_t events, int op, void *ptr);
// signal.cpp
void _handle_last_signal();
// close.cpp
void _close_client(int fd);
void _close_all_clients();
// init.cpp
void _bind(int socket_fd, in_port_t port, std::string host);
void _listen(int socket_fd, unsigned int max_connections);
};
#endif

29
srcs/cgi-bin/cgi.php Executable file
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@@ -0,0 +1,29 @@
#! /usr/bin/php
<?php
echo "false: 300\r\n";
echo "server: Webserv/0.2\r\n";
echo "Status: 300\r\n";
echo "\r\n";
echo "BEGIN PHP-CGI\n-----------\n\n";
echo "AUTH_TYPE: " . getenv("AUTH_TYPE");
echo "\nCONTENT_LENGTH: " . getenv("CONTENT_LENGTH");
echo "\nCONTENT_TYPE: " . getenv("CONTENT_TYPE");
echo "\nGATEWAY_INTERFACE: " . getenv("GATEWAY_INTERFACE");
echo "\nPATH_INFO: " . getenv("PATH_INFO");
echo "\nPATH_TRANSLATED: " . getenv("PATH_TRANSLATED");
echo "\nQUERY_STRING: " . getenv("QUERY_STRING");
echo "\nREMOTE_ADDR: " . getenv("REMOTE_ADDR");
echo "\nREMOTE_HOST: " . getenv("REMOTE_HOST");
echo "\nREMOTE_IDENT: " . getenv("REMOTE_IDENT");
echo "\nREMOTE_USER: " . getenv("REMOTE_USER");
echo "\nREQUEST_METHOD: " . getenv("REQUEST_METHOD");
echo "\nSCRIPT_NAME: " . getenv("SCRIPT_NAME");
echo "\nSERVER_NAME: " . getenv("SERVER_NAME");
echo "\nSERVER_PORT: " . getenv("SERVER_PORT");
echo "\nSERVER_PROTOCOL: " . getenv("SERVER_PROTOCOL");
echo "\nSERVER_SOFTWARE: " . getenv("SERVER_SOFTWARE");
echo "\nREDIRECT_STATUS: " . getenv("REDIRECT_STATUS");
// echo $_POST['REQUEST_METHOD'];
echo "\n\n-----------\nEND PHP-CGI\n\n";
?>

4
srcs/cgi-bin/cgi.sh Executable file
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@@ -0,0 +1,4 @@
#! /bin/bash
echo "status: 100\r\n"
echo "\r\n\r\n"
echo "hiii"

114
srcs/cgi-bin/cgi_cpp.cpp Normal file
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@@ -0,0 +1,114 @@
# include <iostream>
# include <string>
# include <sstream>
# include <vector>
# include <stdlib.h> // getenv
# define CR "\r"
# define LF "\n"
# define CRLF CR LF
# define NPOS std::string::npos
std::string trim(std::string str, char del)
{
size_t pos;
// delete leadings del
pos = str.find_first_not_of(del);
if (pos == NPOS)
pos = str.size();
str = str.substr(pos);
// delete trailing del
pos = str.find_last_not_of(del);
if (pos != NPOS)
str = str.substr(0, pos + 1);
return str;
}
std::vector<std::string>
split(const std::string & input, std::string delim, char ctrim = '\0')
{
std::vector<std::string> split_str;
std::string tmp;
size_t start = 0;
size_t end = 0;
size_t len = 0;
while (end != NPOS)
{
end = input.find(delim, start);
len = end - start;
if (end == NPOS)
len = end;
tmp = input.substr(start, len);
if (ctrim != '\0')
tmp = trim(tmp, ctrim);
if (tmp.size() != 0)
split_str.push_back( tmp );
start = end + delim.size();
}
return split_str;
}
int main (int ac, char **av, char **en)
{
std::vector<std::string> split_str;
std::vector<std::string> sub_split_str;
std::vector<std::string>::const_iterator it;
char * tmp;
std::string input;
std::string http_header;
std::string http_body;
std::ostringstream strs;
size_t pos;
std::cin >> input;
http_header = "Content-Type: text/html; charset=UTF-8" CRLF;
http_header += "Content-Length: ";
http_body = "\
<!DOCTYPE html>\
<html>\
<head>\
<title>CGI</title>\
</head>\
<body>\
<h2>cgi</h2>\
";
http_body += "<h3>";
tmp = getenv("REQUEST_METHOD");
if (tmp != NULL)
http_body += tmp;
else
http_body = "method not foud";
http_body += "</h3>";
split_str = split(input, "&");
for (it = split_str.begin(); it != split_str.end(); ++it)
{
sub_split_str = split(*it, "=");
http_body += "<h3>";
http_body += sub_split_str[0];
http_body += "</h3>";
http_body += "<p>";
http_body += sub_split_str[1];
http_body += "</p>";
}
http_body += "\
</body>\
</html>\
";
strs << http_body.size();
http_header += strs.str();
http_header += CRLF CRLF;
std::cout << http_header << CRLF CRLF << http_body;
return 0;
}

View File

@@ -0,0 +1,133 @@
# include <iostream>
# include <string>
# include <sstream>
# include <vector>
# include <stdlib.h> // getenv
# define CR "\r"
# define LF "\n"
# define CRLF CR LF
# define NPOS std::string::npos
std::string trim(std::string str, char del)
{
size_t pos;
// delete leadings del
pos = str.find_first_not_of(del);
if (pos == NPOS)
pos = str.size();
str = str.substr(pos);
// delete trailing del
pos = str.find_last_not_of(del);
if (pos != NPOS)
str = str.substr(0, pos + 1);
return str;
}
std::vector<std::string>
split(const std::string & input, std::string delim, char ctrim = '\0')
{
std::vector<std::string> split_str;
std::string tmp;
size_t start = 0;
size_t end = 0;
size_t len = 0;
while (end != NPOS)
{
end = input.find(delim, start);
len = end - start;
if (end == NPOS)
len = end;
tmp = input.substr(start, len);
if (ctrim != '\0')
tmp = trim(tmp, ctrim);
if (tmp.size() != 0)
split_str.push_back( tmp );
start = end + delim.size();
}
return split_str;
}
int main (int ac, char **av, char **en) {
std::vector<std::string> split_str;
std::vector<std::string> sub_split_str;
std::vector<std::string>::const_iterator it;
char * tmp;
std::string output;
std::ostringstream strs;
size_t pos;
std::cout << "Content-Type: text/html; charset=UTF-8" << CRLF CRLF;
std::cout
<< "<!DOCTYPE html>"
<< "<html>"
<< "<head>"
<< " <title>CGI</title>"
<< "</head>"
<< "<body>"
<< " <h2>cgi</h2>"
<< " <h3>";
tmp = getenv("REQUEST_METHOD");
if (tmp != NULL)
output = tmp;
else
output = "method not foud";
std::cout
<< output
<< " </h3>"
<< " <h3>http-request-body-message content :</h3>";
std::cin >> output;
split_str = split(output, "&");
output.clear();
for (it = split_str.begin(); it != split_str.end(); ++it)
{
sub_split_str = split(*it, "=");
std::cout
<< "<p>"
<< sub_split_str[0]
<< " : "
<< sub_split_str[1]
<< "</p>";
}
tmp = getenv("QUERY_STRING");
if (tmp == NULL)
std::cout << "query not foud";
std::cout
<< " <h3>http-uri-query content :</h3>";
output = tmp;
split_str = split(output, "&");
output.clear();
for (it = split_str.begin(); it != split_str.end(); ++it)
{
sub_split_str = split(*it, "=");
std::cout
<< "<h3>"
<< sub_split_str[0]
<< "</h3>"
<< "<p>"
<< sub_split_str[1]
<< "</p>";
}
std::cout
<< "</body>"
<< "</html>";
return 0;
}

29
srcs/cgi-bin/cgi_second/cgi.php Executable file
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@@ -0,0 +1,29 @@
#! /usr/bin/php
<?php
echo "false: 300\r\n";
echo "server: Webserv/0.2\r\n";
echo "Status: 300\r\n";
echo "\r\n";
echo "BEGIN PHP-CGI\n-----------\n\n";
echo "AUTH_TYPE: " . getenv("AUTH_TYPE");
echo "\nCONTENT_LENGTH: " . getenv("CONTENT_LENGTH");
echo "\nCONTENT_TYPE: " . getenv("CONTENT_TYPE");
echo "\nGATEWAY_INTERFACE: " . getenv("GATEWAY_INTERFACE");
echo "\nPATH_INFO: " . getenv("PATH_INFO");
echo "\nPATH_TRANSLATED: " . getenv("PATH_TRANSLATED");
echo "\nQUERY_STRING: " . getenv("QUERY_STRING");
echo "\nREMOTE_ADDR: " . getenv("REMOTE_ADDR");
echo "\nREMOTE_HOST: " . getenv("REMOTE_HOST");
echo "\nREMOTE_IDENT: " . getenv("REMOTE_IDENT");
echo "\nREMOTE_USER: " . getenv("REMOTE_USER");
echo "\nREQUEST_METHOD: " . getenv("REQUEST_METHOD");
echo "\nSCRIPT_NAME: " . getenv("SCRIPT_NAME");
echo "\nSERVER_NAME: " . getenv("SERVER_NAME");
echo "\nSERVER_PORT: " . getenv("SERVER_PORT");
echo "\nSERVER_PROTOCOL: " . getenv("SERVER_PROTOCOL");
echo "\nSERVER_SOFTWARE: " . getenv("SERVER_SOFTWARE");
echo "\nREDIRECT_STATUS: " . getenv("REDIRECT_STATUS");
// echo $_POST['REQUEST_METHOD'];
echo "\n\n-----------\nEND PHP-CGI\n\n";
?>

25
srcs/colors.h Normal file
View File

@@ -0,0 +1,25 @@
#ifndef COLORS_H
# define COLORS_H
# define GRAY "\e[0;30m"
# define RED "\e[0;31m"
# define GREEN "\e[0;32m"
# define YELLOW "\e[0;33m"
# define BLUE "\e[0;34m"
# define PURPLE "\e[0;35m"
# define CYAN "\e[0;36m"
# define WHITE "\e[0;37m"
# define B_GRAY "\e[1;30m"
# define B_RED "\e[1;31m"
# define B_GREEN "\e[1;32m"
# define B_YELLOW "\e[1;33m"
# define B_BLUE "\e[1;34m"
# define B_PURPLE "\e[1;35m"
# define B_CYAN "\e[1;36m"
# define B_WHITE "\e[1;37m"
# define RESET "\e[0m"
#endif

View File

@@ -1,21 +1,9 @@
/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* ConfigParser.hpp :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: me <erlazo@student.42.fr> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2022/07/11 23:01:41 by me #+# #+# */
/* Updated: 2022/07/27 19:27:57 by me ### ########.fr */
/* */
/* ************************************************************************** */
#ifndef CONFIGPARSER_HPP
# define CONFIGPARSER_HPP
# include "ServerConfig.hpp"
# include "LocationConfig.hpp"
# include "MethodType.hpp"
# include "utils.hpp"
# include <map>
@@ -23,18 +11,19 @@
# include <exception> // exception, what
# include <stdexcept> // runtime_error, invalid_argument
# include <string> // string
# include <cstdlib> // atoi (athough it's already cover by <string>)
# include <cstdlib> // strtol, stroul
# include <iostream> // cout, cin
# include <fstream> // ifstream
//# include <unistd.h> // access()
# include <dirent.h> // opendir()
# include <dirent.h> // opendir(), doesn't work...
# include <sys/stat.h> // stat(), replaces opendir() don't bother with ERRNO ?
# include <algorithm> // sort() in Post
class ConfigParser {
public:
// canonical
// canonical?
ConfigParser(const char* path); // a string?
~ConfigParser();
@@ -42,16 +31,15 @@ public:
// ideally i wouldn't have one cuz it makes no sense, when would i use it?
// ConfigParser & operator=(const ConfigParser& rhs);
// void parse(); // return void cuz throw exceptions.
std::vector<ServerConfig> * parse(); // const?
// std::vector<ServerConfig> parse(); // const?
// other parses?
// i thought if it were an instance of this class you could call
// private member functions from anywhere...
void _print_content() const;
private:
std::string _content;
@@ -76,31 +64,10 @@ private:
std::string _get_rest_of_line(size_t *curr); // const?
// why static? it's an enum...
static MethodType _str_to_method_type(std::string str);
// some sort of post processing...
/* Post Processing */
void _post_processing(std::vector<ServerConfig> *servers);
bool _find_root_path_location(std::vector<LocationConfig> locations); // const?
};
// def needs work line a better name an do i even need this?
// should it be in Utils instead?
class MyException : public std::invalid_argument
{
MyException(const std::string str)
: std::invalid_argument(str) {}
};
#endif
#endif

View File

@@ -0,0 +1,99 @@
/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* LocationConfig.hpp :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: lperrey <lperrey@student.42.fr> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2022/07/23 16:08:00 by me #+# #+# */
/* Updated: 2022/08/12 18:12:23 by lperrey ### ########.fr */
/* */
/* ************************************************************************** */
#ifndef LOCATIONCONFIG_HPP
# define LOCATIONCONFIG_HPP
# include <map>
# include <vector>
# include <string>
# include <iostream>
# include <sys/stat.h> // stat()
# include "utils.hpp"
// again, struct instead?
class LocationConfig
{
public:
// canonic stuff?
std::string path; // /path and /path/ are fine
// i remove trailing / systematically
std::string root;
std::vector<std::string> index;
unsigned int allow_methods;
std::vector<std::string> cgi_ext; // php not .php
bool autoindex;
std::string upload_dir;
int redirect_status; // only in location
std::string redirect_uri; // only 1 per location
void print_all() // const?
{
std::cout << "\nPRINTING A LOCATION\n";
std::cout << "Path: " << path << '\n';
std::cout << "root: " << root << '\n';
std::cout << "autoindex: " << autoindex << '\n';
std::cout << "Skipping index...\n";
std::cout << "Location allow_methods: ";
std::cout << ::http_methods_to_str(allow_methods) << "\n";
std::cout << "Skipping redirect status etc...\n";
std::cout << "------\n";
}
// works a lot better than using a compare function...
bool operator<(const LocationConfig& rhs) const
{
int comp_lhs = 0;
int comp_rhs = 0;
size_t tmp = 0;
while ((tmp = this->path.find_first_of("/", tmp)) != NPOS)
{
++tmp;
++comp_lhs;
}
if (path[path.find_last_of("/") + 1] != '\0')
++comp_lhs;
tmp = 0;
while ((tmp = rhs.path.find_first_of("/", tmp)) != NPOS)
{
++tmp;
++comp_rhs;
}
if (rhs.path[rhs.path.find_last_of("/") + 1] != '\0')
++comp_rhs;
return (comp_lhs < comp_rhs); // right comparison ? not <= ?
};
};
#endif

View File

@@ -0,0 +1,68 @@
#ifndef SERVERCONFIG_HPP
# define SERVERCONFIG_HPP
# include "utils.hpp"
# include "LocationConfig.hpp"
# include <map>
# include <vector>
# include <string> // string
# include <iostream> // cout, cin
// a class that's all public? just so we have options?
class ServerConfig
{
public:
// do i need some canonic stuff?
std::vector<std::string> server_name;
// we could shove default in here if we wanted to...
std::string host;
std::string port;
std::string root; // ./www/ or www work www/ and www work
// i do remove trailing / tho
size_t client_body_limit; // set to default max if none set
// 413 (Request Entity Too Large) if exceeded
// default is 1m 1 000 000 ?
std::vector<std::string> index;
std::map<int, std::string> error_pages;
std::vector<LocationConfig> locations;
void print_all() // const?
{
std::cout << "PRINTING A FULL SERVER CONFIG\n\n";
for (size_t i = 0; i < server_name.size(); i++)
std::cout << server_name[i] << " ";
std::cout << "root: " << root << '\n';
std::cout << "index: ";
for (size_t i = 0; i < index.size(); i++)
std::cout << index[i] << " ";
std::cout << "\nerror_pages: ";
for(std::map<int, std::string>::iterator it = error_pages.begin(); \
it != error_pages.end(); it++)
std::cout << it->first << "--" << it->second << " ";
// for (size_t i = 0; i < error_pages.size(); i++)
// std::cout << error_pages->first << "--" << error_pages->second << " ";
// std::cout << "skiping Locations for now...\n";
for (std::vector<LocationConfig>::iterator it = locations.begin(); it < locations.end(); it++)
it->print_all();
std::cout << "client_body_limit: " << client_body_limit << '\n';
std::cout << "host: " << host << '\n';
std::cout << "port: " << port << '\n';
std::cout << "\n----------\n";
}
};
#endif

View File

@@ -3,8 +3,8 @@
#include "ConfigParser.hpp"
// should i be sending & references?
// const?
std::string ConfigParser::_pre_set_val_check(const std::string key, \
const std::string value)
{
@@ -13,92 +13,58 @@ std::string ConfigParser::_pre_set_val_check(const std::string key, \
// check values for ; at end and right number of words depending on key
// std::cout << "pre check\n";
if (key.find_first_of(";") != std::string::npos)
if (key.find_first_of(";") != NPOS)
throw std::invalid_argument("bad config file arguments 2");
// there shouldn't be any tabs, right? not between values...
if (value.find_first_of("\t") != std::string::npos)
{
std::cout << value << "\n";
throw std::invalid_argument("bad config file arguments 3");
}
if (value.find_first_of("\t") != NPOS)
throw std::invalid_argument("why would you put tabs between values");
size_t i = value.find_first_of(";");
// so you can't have no ;
// you can't have just ;
// and you can't have a ; not at the end or several ;
// in theory value_find_last_of should find the only ;
if (i == std::string::npos || (value.find_last_not_of(" \n")) != i \
if (i == NPOS || (value.find_last_not_of(" \n")) != i \
|| value.compare(";") == 0)
throw std::invalid_argument("bad config file arguments 4");
// we Trim value.
// is this valid?
// would it be better to shove the result directly in tmp_val?
// like call substr in split?
//value = value.substr(0, i - 1);
return (value.substr(0, i));
}
// const?
// assumes curr is on a space or \t or \n
// get first word? next word? word?
std::string ConfigParser::_get_first_word(size_t *curr)
{
size_t start;
// are these checks excessive?
if ((start = _content.find_first_not_of(" \t\n", *curr)) == std::string::npos)
if ((start = _content.find_first_not_of(" \t\n", *curr)) == NPOS)
throw std::invalid_argument("bad config file arguments");
if ((*curr = _content.find_first_of(" \t\n", start)) == std::string::npos)
if ((*curr = _content.find_first_of(" \t\n", start)) == NPOS)
throw std::invalid_argument("bad config file arguments");
std::string key = _content.substr(start, *curr - start);
return (key);
}
// const?
// also assumes curr is on a space \t or \n
std::string ConfigParser::_get_rest_of_line(size_t *curr)
{
size_t start;
if ((start = _content.find_first_not_of(" \t\n", *curr)) == std::string::npos)
if ((start = _content.find_first_not_of(" \t\n", *curr)) == NPOS)
throw std::invalid_argument("bad config file arguments");
// std::cout << "start + 4 = " << _content.substr(start, 4) << "\n";
// std::cout << "curr + 4 = " << _content.substr(*curr, 4) << "\n";
if ((*curr = _content.find_first_of("\n", start)) == std::string::npos)
if ((*curr = _content.find_first_of("\n", start)) == NPOS)
throw std::invalid_argument("bad config file arguments");
std::string values = _content.substr(start, *curr - start);
// std::cout << "rest of Line values: " << values << "\n";
return (values);
}
MethodType ConfigParser::_str_to_method_type(std::string str)
{
if (str == "GET")
return GET;
else if (str == "POST")
return POST;
else if (str == "DELETE")
return DELETE;
return INVALID;
}
void ConfigParser::_print_content() const
{
std::cout << _content;
}
// I might need to make my own Exceptions to throw...

342
srcs/config/parser.cpp Normal file
View File

@@ -0,0 +1,342 @@
#include "ConfigParser.hpp"
// Default
ConfigParser::ConfigParser()
{
std::cout << "Default Constructor\n";
// don't use yet, you have no idea what the defaults are
}
ConfigParser::ConfigParser(const char* path)
{
// std::cout << "Param Constructor\n";
std::ifstream file;
std::string buf;
size_t comment;
_content.clear();
file.open(path);
if (file.is_open())
{
while (!file.eof())
{
getline(file, buf);
// remove # comments here.
if ((comment = buf.find_first_of("#")) == NPOS)
{
// remove empty lines, i think...
if ((buf.find_first_not_of(" \t")) != NPOS)
_content.append(buf + '\n');
}
else if (comment > 0 && (buf.find_first_not_of(" \t")) < comment)
{
// check for comment at the end of the line
std::string tmp = buf.substr(0, comment - 1);
_content.append(tmp + '\n');
}
}
file.close();
}
else
throw std::invalid_argument("failed to open config");
}
ConfigParser::~ConfigParser()
{
// do i need to destroy anything, won't it handle itself?
}
/*
ConfigParser & ConfigParser::operator=(const ConfigParser& rhs)
{
if (this == rhs) // * & ?
return (*this); // * ?
// make some stuff equal
return (*this);
}
*/
// const?
std::vector<ServerConfig> * ConfigParser::parse()
{
std::vector<ServerConfig> * ret = new std::vector<ServerConfig>();
size_t start = 0;
size_t curr = _content.find_first_not_of(" \t\n", 0);
if (curr == NPOS)
throw std::invalid_argument("empty config file");
while (curr != NPOS)
{
if ((start = _content.find_first_not_of(" \t\n", curr)) == NPOS)
throw std::invalid_argument("empty config file");
if ((curr = _content.find_first_of(" \t\n", start)) == NPOS)
throw std::invalid_argument("empty config file");
std::string key = _content.substr(start, curr - start);
if (key != "server")
throw std::invalid_argument("bad config file arguments 1");
ret->push_back(_parse_server(&curr));
}
_post_processing(ret);
return (ret);
}
ServerConfig ConfigParser::_parse_server(size_t *start)
{
ServerConfig ret;
size_t curr = _content.find_first_not_of(" \t\n", *start);
ret.client_body_limit = 0;
if (curr == NPOS || _content[curr] != '{')
throw std::invalid_argument("bad config file syntax 1");
if ((curr = _content.find_first_of(" \t\n", curr + 1)) == NPOS)
throw std::invalid_argument("bad config file syntax");
// are there other things to check for?
while (curr != NPOS) // here curr == { + 1
{
// so this moves curr to past the word...
std::string key = _get_first_word(&curr);
// now curr is on space after 1st word.
if (key == "}")
{
// why +1 curr is already after it no?
*start = _content.find_first_not_of(" \t\n", curr + 1);
break ;
}
else if (key == "location")
ret.locations.push_back(_parse_location(&curr));
else
{
std::string values = _get_rest_of_line(&curr);
// curr now should be \n
_set_server_values(&ret, key, values);
}
}
return (ret);
}
LocationConfig ConfigParser::_parse_location(size_t *start)
{
LocationConfig ret;
size_t curr = *start;
// start is after the 1st word aka "location"
ret.autoindex = false;
ret.redirect_status = 0;
ret.allow_methods = 0;
ret.path = _get_first_word(&curr);
if (ret.path[0] != '/')
throw std::invalid_argument("Location path require a leading /");
// ret.path.insert(0, "/");
// in theory now curr should be right after the "path"
curr = _content.find_first_not_of(" \t\n", curr);
if (curr == NPOS || _content[curr] != '{')
throw std::invalid_argument("bad config file syntax 2");
if ((curr = _content.find_first_of(" \t\n", curr + 1)) == NPOS)
throw std::invalid_argument("bad config file syntax");
while (curr != NPOS)
{
// so this moves curr to past the word...
std::string key = _get_first_word(&curr);
// now curr is on space after 1st word.
if (key == "}")
{
*start = curr;
break ;
}
else
{
std::string values = _get_rest_of_line(&curr);
// curr now should be \n
_set_location_values(&ret, key, values);
}
}
return (ret);
}
// should i be sending pointers or references?
void ConfigParser::_set_server_values(ServerConfig *server, \
const std::string key, std::string value)
{
// should i be sending pointers or references?
value = _pre_set_val_check(key, value);
std::vector<std::string> tmp_val = ::split(value, ' ');
size_t size = tmp_val.size();
if (size < 1)
throw std::invalid_argument("missing value");
else if (key == "server_name" && server->server_name.empty())
{
for (std::vector<std::string>::iterator it = server->server_name.begin(); \
it < server->server_name.end(); it++)
{
if (it->compare(tmp_val[0]) == 0)
throw std::invalid_argument("server_name already exists");
}
server->server_name.push_back(tmp_val[0]);
}
else if (key == "listen" && size == 1 && server->host == "" \
&& server->port == "")
{
if (tmp_val[0].find_first_of(":") == NPOS)
{
if (!::isNumeric(tmp_val[0]))
throw std::invalid_argument("bad port number");
server->host = "0.0.0.0";
server->port = tmp_val[0];
}
else
{
std::vector<std::string> tmp2 = ::split(tmp_val[0], ':');
std::vector<std::string> ip = ::split(tmp2[0], '.');
if (ip.size() != 4)
throw std::invalid_argument("bad host ip");
for (size_t i = 0; i < ip.size(); i++)
{
if (!::isNumeric_btw(0, 255, ip[i]))
throw std::invalid_argument("bad host ip");
}
if (!::isNumeric(tmp2[1]))
throw std::invalid_argument("bad port number");
server->host = tmp2[0];
server->port = tmp2[1];
}
}
else if (key == "root" && size == 1 && server->root == "")
{
// remove trailing /
if (tmp_val[0][tmp_val[0].size() - 1] == '/')
tmp_val[0].erase(tmp_val[0].size() - 1, 1);
// tmp_val[0].push_back('/');
server->root = tmp_val[0];
}
else if (key == "client_body_limit" && size == 1 \
&& server->client_body_limit == 0)
{
if (!::isNumeric(tmp_val[0]))
throw std::invalid_argument("client_body_limit not a number");
server->client_body_limit = std::strtoul(tmp_val[0].c_str(), NULL, 10);
}
else if (key == "index")
{
for (unsigned long i = 0; i != tmp_val.size(); i++)
server->index.push_back(tmp_val[i]);
}
else if (key == "error_page")
{
std::string path = tmp_val[tmp_val.size() - 1];
for (unsigned long i = 0; i != tmp_val.size() - 1; i++)
{
if (!(isNumeric_btw(400, 599, tmp_val[i])))
throw std::invalid_argument("invalid error code");
int status_code = std::strtoul(tmp_val[i].c_str(), NULL, 10);
if (server->error_pages.find(status_code) != server->error_pages.end())
throw std::invalid_argument("redeclaring error page");
server->error_pages[status_code] = path;
}
}
else
throw std::invalid_argument("bad key value pair");
}
// should i be sending pointers or references?
void ConfigParser::_set_location_values(LocationConfig *location, \
const std::string key, std::string value)
{
// should i be sending pointers or references?
value = _pre_set_val_check(key, value);
std::vector<std::string> tmp_val = ::split(value, ' ');
size_t size = tmp_val.size();
if (size < 1)
throw std::invalid_argument("missing value");
else if (key == "root" && size == 1 && location->root == "")
{
// remove trailing /
if (tmp_val[0][tmp_val[0].size() - 1] == '/')
tmp_val[0].erase(tmp_val[0].size() - 1, 1);
// tmp_val[0].push_back('/');
location->root = tmp_val[0];
}
else if (key == "autoindex" && size == 1)
location->autoindex = (tmp_val[0] == "on" ? true : false);
else if (key == "index")
{
for (unsigned long i = 0; i != tmp_val.size(); i++)
location->index.push_back(tmp_val[i]);
}
else if (key == "allow_methods" && location->allow_methods == 0)
{
for (unsigned long i = 0; i != tmp_val.size(); i++)
{
http_method m = ::str_to_http_method(tmp_val[i]);
if (m == UNKNOWN)
throw std::invalid_argument("not a valid method");
location->allow_methods |= m;
}
}
else if (key == "cgi_ext")
{
for (size_t i = 0; i < tmp_val.size(); i++)
{
if (tmp_val[i][0] == '.')
throw std::invalid_argument("cgi_ext should not have a leading '.'");
location->cgi_ext.push_back(tmp_val[i]);
}
}
else if (key == "redirect" && location->redirect_status == 0 \
&& location->redirect_uri == "")
{
if (tmp_val.size() != 2)
throw std::invalid_argument("wrong number of values");
if (tmp_val[0] != "301" && tmp_val[0] != "302"
&& tmp_val[0] != "303" && tmp_val[0] != "307"
&& tmp_val[0] != "308")
throw std::invalid_argument("bad redirect status");
// std::cout << tmp_val[1] << '\n';
if (tmp_val[1].compare(0, 7, "http://")
&& tmp_val[1].compare(0, 8, "https://"))
throw std::invalid_argument("bad redirect uri");
location->redirect_status = std::strtoul(tmp_val[0].c_str(), NULL, 10);
location->redirect_uri = tmp_val[1];
}
else if (key == "upload_dir" && size == 1 && location->upload_dir == "")
{
// what checks to do?
// add trailing /
if (tmp_val[0][tmp_val[0].size() - 1] != '/')
tmp_val[0].push_back('/');
location->upload_dir = tmp_val[0];
}
else
throw std::invalid_argument("bad key value pair");
}

View File

@@ -0,0 +1,89 @@
#include "ConfigParser.hpp"
void ConfigParser::_post_processing(std::vector<ServerConfig> *servers)
{
std::vector<ServerConfig>::iterator it = servers->begin();
while (it != servers->end())
{
// host and port are Mandatory
if (it->host == "")
throw std::invalid_argument("Config file needs a host and port");
// root is mandatory
if (it->root == "")
throw std::invalid_argument("Config file needs a root");
// index is mandatory in Server
if (it->index.empty())
throw std::invalid_argument("Config file needs an Index");
if (it->client_body_limit == 0)
it->client_body_limit = 5000; // what is the recomended size?
// if error_pages is left empty, we'll use the defaults which
// i believe are set elsewhere...
if (!_find_root_path_location(it->locations))
{
LocationConfig tmp;
tmp.path = "/";
tmp.root = it->root;
tmp.index = it->index;
tmp.allow_methods = ANY_METHODS;
tmp.autoindex = false;
tmp.redirect_status = 0;
it->locations.push_back(tmp);
}
std::vector<LocationConfig>::iterator it_l = it->locations.begin();
while (it_l != it->locations.end())
{
if (it_l->root == "")
it_l->root = it->root;
if (it_l->allow_methods == UNKNOWN)
it_l->allow_methods = ANY_METHODS;
if (it_l->index.empty() && it_l->autoindex == false)
it_l->index = it->index;
// nothing to be done for cgi_ext, error_pages, redirect
// if (eval_file_type(it_l->root) == IS_DIR
// && it_l->path[it_l->path.size() - 1] != '/')
// it_l->path.push_back('/');
if (it_l->path[it_l->path.size() - 1] == '/'
&& it_l->path.size() > 1)
it_l->path.erase(it_l->path.size() - 1);
++it_l;
}
std::sort(it->locations.begin(), it->locations.end());
std::reverse(it->locations.begin(), it->locations.end());
++it;
}
}
// const?
bool ConfigParser::_find_root_path_location(std::vector<LocationConfig> locations)
{
std::vector<LocationConfig>::const_iterator it = locations.begin();
while (it != locations.end())
{
if (it->path.compare("/") == 0)
return true;
++it;
}
return false;
}

View File

@@ -19,7 +19,7 @@ int main(int ac, char **av)
ConfigParser configParser(config.c_str());
configParser._print_content();
// configParser._print_content();
// i don't love that servers has to be a pointer...
std::vector<ServerConfig>* servers = configParser.parse();
@@ -27,8 +27,9 @@ int main(int ac, char **av)
// use an iterator you moron
for (std::vector<ServerConfig>::iterator it = servers->begin(); it < servers->end(); it++)
{
(void)0;
// std::cout << it->server_name << " ";
it->print_all();
// it->print_all();
}
@@ -44,7 +45,7 @@ int main(int ac, char **av)
}
catch (std::exception& e)
{
std::cout << e.what() << '\n';
std::cerr << e.what() << '\n';
}
return (0);

View File

@@ -1,11 +1,27 @@
#include "utils.hpp"
void throw_test()
{
static int i = 0;
++i;
if (i % 8 == 0)
throw std::bad_alloc();
}
// notice : the use of getline make it such as
// it doesn't identify multiple delim as one :
// " something \n else " -> 1 - something
// 2 - else
// is not the same as :
// " something \n\n else " -> 1 - something
// 2 -
// 3 - else
std::vector<std::string> split(std::string input, char delimiter)
{
std::vector<std::string> answer;
std::stringstream ss(input);
std::string temp;
std::vector<std::string> answer;
std::stringstream ss(input);
std::string temp;
while (getline(ss, temp, delimiter))
answer.push_back(temp);
@@ -13,6 +29,70 @@ std::vector<std::string> split(std::string input, char delimiter)
return answer;
}
std::vector<std::string>
split_trim(std::string input, std::string delim, char ctrim)
{
std::vector<std::string> split_str;
std::string tmp;
size_t start = 0;
size_t end = 0;
size_t len = 0;
while (end != NPOS)
{
end = input.find(delim, start);
len = end - start;
if (end == NPOS)
len = end;
tmp = input.substr(start, len);
if (ctrim != '\0')
tmp = trim(tmp, ctrim);
if (tmp.size() != 0)
split_str.push_back( tmp );
start = end + delim.size();
}
return split_str;
}
std::string trim(std::string str, char del)
{
size_t pos;
// delete leadings del
pos = str.find_first_not_of(del);
if (pos == NPOS)
pos = str.size();
str = str.substr(pos);
// delete trailing del
pos = str.find_last_not_of(del);
if (pos != NPOS)
str = str.substr(0, pos + 1);
return str;
}
//// trim a set of char
//std::string trim(std::string str, std::string del)
//{
// std::string new_str;
//
// while (new_str.compare(str) != 0)
// {
// for (size_t i = 0; i < del.size(); i++)
// trim(str, del[i]);
// }
// return str;
//}
std::string itos(int n)
{
std::stringstream strs;
strs << n;
return ( strs.str() );
}
bool isNumeric(std::string str)
{
for (size_t i = 0; i < str.length(); i++)
@@ -23,7 +103,6 @@ bool isNumeric(std::string str)
return true;
}
bool isNumeric_btw(int low, int high, std::string str)
{
for (size_t i = 0; i < str.length(); i++)
@@ -31,17 +110,222 @@ bool isNumeric_btw(int low, int high, std::string str)
if (std::isdigit(str[i]) == false)
return false;
}
int n = std::atoi(str.c_str());
int n = std::strtol(str.c_str(), NULL, 10);
if (n < low || n > high)
return false;
return true;
}
char* itoa(int n)
http_method str_to_http_method(std::string &str)
{
std::stringstream strs;
strs << n;
// casts : https://stackoverflow.com/questions/332030/when-should-static-cast-dynamic-cast-const-cast-and-reinterpret-cast-be-used
return ( const_cast<char*>( strs.str().c_str() ) );
if (str == "GET")
return GET;
else if (str == "POST")
return POST;
else if (str == "DELETE")
return DELETE;
return UNKNOWN;
}
std::string http_methods_to_str(unsigned int methods)
{
std::string str;
if (methods & GET)
str.append("GET");
if (methods & POST)
{
if (!str.empty())
str.append(", ");
str.append("POST");
}
if (methods & DELETE)
{
if (!str.empty())
str.append(", ");
str.append("DELETE");
}
return (str);
}
# include <iostream>
file_type eval_file_type(const std::string &path)
{
const char *tmp_path = path.c_str();
struct stat s;
if (stat(tmp_path, &s) != -1)
{
if (S_ISREG(s.st_mode))
return (IS_FILE);
else if (S_ISDIR(s.st_mode))
return (IS_DIR);
}
else
{
std::perror("err stat()");
}
return (IS_OTHER);
}
size_t eval_file_mode(std::string path, int mode)
{
if (access(path.c_str(), F_OK) == -1)
{
std::perror("err access()");
return 404; // NOT_FOUND, file doesn't exist
}
if (access(path.c_str(), mode) == -1)
{
std::perror("err access()");
return 403; // FORBIDDEN, file doesn't have execution permission
}
return 0;
}
void
replace_all_substr(
std::string &str,
const std::string &ori_substr,
const std::string &new_substr)
{
if (ori_substr.empty())
return;
size_t pos = 0;
while (1)
{
pos = str.find(ori_substr, pos);
if (pos == NPOS)
break;
str.replace(pos, ori_substr.size(), new_substr);
pos += new_substr.size();
}
}
std::string str_tolower(std::string str)
{
std::transform(str.begin(), str.end(), str.begin(), ::tolower);
return str;
}
// identify a line in a string, by delim (ex. '\n')
// delete this line from the string (and the following nl sequence characters)
// and return the deleted line (without the followinf nl sequence characters)
std::string
extract_line(std::string & str, size_t pos, std::string delim)
{
std::string del_str;
size_t begin;
size_t end;
size_t len;
begin = str.rfind(delim, pos);
if (begin == NPOS)
begin = 0;
else if (begin < pos)
begin += delim.size();
end = str.find(delim, pos);
len = end;
if (end != NPOS)
len = end - begin;
del_str = str.substr(begin, len);
str.erase(begin, len + delim.size());
return del_str;
}
// get a line in a string, by delim
// same as extract, except it doesn't delete it
std::string get_line(std::string str, size_t pos, std::string delim)
{
std::string ret;
ret = ::extract_line(str, pos, delim);
return ret;
}
size_t
parse_http_headers (
std::string headers,
std::map<std::string, std::string> & fields )
{
std::vector<std::string> list;
std::vector<std::string>::iterator it;
std::vector<std::string>::iterator it_end;
size_t err = 0;
size_t pos;
std::string key;
std::string val;
list = ::split_trim(headers, CRLF, ' ');
it_end = list.end();
for (it = list.begin(); it != it_end; it++)
{
pos = (*it).find(':');
if (pos == NPOS)
{
err++;
continue;
}
key = (*it).substr(0, pos);
if ( key.find(' ') != NPOS )
{
err++;
continue;
}
// bad idea, in cgi we need to have the original value
// key = ::str_tolower(key); // to make "key" case_insensitive
val = (*it).substr(pos + 1);
val = ::trim(val, ' ');
fields.insert( std::pair<std::string, std::string>(key, val) );
}
return err;
}
void str_map_key_tolower(std::map<std::string, std::string> & mp)
{
std::map<std::string, std::string> new_mp;
std::map<std::string, std::string>::iterator it;
std::string key;
std::string value;
for (it = mp.begin(); it != mp.end(); it++)
{
key = it->first;
value = it->second;
key = ::str_tolower(key);
new_mp.insert( std::pair<std::string, std::string>(key, value) );
}
mp.swap(new_mp);
}
// DEBUG
void print_special(std::string str)
{
char c;
for (size_t i = 0; i < str.size(); i++)
{
c = str[i];
if (c == '\r')
std::cout << YELLOW << "\\r" << RESET;
else if (c == '\n')
std::cout << YELLOW << "\\n" << RESET << "\n";
else
std::cout << c;
fflush(stdout);
}
}
bool operator==(const listen_socket& lhs, int fd)
{ return lhs.fd == fd; }
bool operator==(int fd, const listen_socket& rhs)
{ return fd == rhs.fd; }

View File

@@ -3,13 +3,76 @@
# define UTILS_HPP
# include <vector>
# include <map>
# include <string>
# include <sstream>
# include <cstdlib> // atoi (athough it's already cover by <string>)
# include <cstdlib> // strtol, strtoul
# include <climits> // LONG_MAX
# include <cerrno> // errno
# include <sys/stat.h> // stat()
# include <cctype> // tolower
# include <algorithm> // transform
# include <cstdio> // perror, fflush
# include <unistd.h> // close, access
# include "colors.h" // for debug print_special
std::vector<std::string> split(std::string input, char delimiter);
bool isNumeric(std::string str);
bool isNumeric_btw(int low, int high, std::string str);
char* itoa(int n);
# define CR "\r"
# define LF "\n"
# define CRLF CR LF
# define CRLF_SIZE 2
# define NPOS std::string::npos
/* Equivalent for end of http header size :
** std::string(CRLF CRLF).size();
** sizeof(CRLF CRLF) - 1;
** CRLF_SIZE*2
*/
enum file_type
{
IS_OTHER,
IS_FILE,
IS_DIR
};
enum http_method
{
UNKNOWN = 0b0,
GET = 1 << 0,
POST = 1 << 1,
DELETE = 1 << 2,
ANY_METHODS = 0b11111111,
// ALL_METHODS = 0b11111111,
// i would prefer this...
};
struct listen_socket
{
int fd;
std::string host;
std::string port;
};
bool operator==(const listen_socket& lhs, int fd);
bool operator==(int fd, const listen_socket& rhs);
std::vector<std::string> split(std::string input, char delimiter);
std::vector<std::string> split_trim(std::string input, std::string delim = "\n", char ctrim = '\0');
bool isNumeric(std::string str);
bool isNumeric_btw(int low, int high, std::string str);
std::string itos(int n);
std::string trim(std::string str, char del);
http_method str_to_http_method(std::string &str);
std::string http_methods_to_str(unsigned int methods);
file_type eval_file_type(const std::string &path);
size_t eval_file_mode(std::string path, int mode);
void replace_all_substr(std::string &str, const std::string &ori_substr, const std::string &new_substr);
std::string str_tolower(std::string str);
std::string extract_line(std::string & str, size_t pos = 0, std::string delim = "\n");
std::string get_line (std::string str, size_t pos = 0, std::string delim = "\n");
size_t parse_http_headers (std::string headers, std::map<std::string, std::string> & fields );
void str_map_key_tolower(std::map<std::string, std::string> & mp);
void throw_test();
// debug
void print_special(std::string str);
#endif

141
srcs/webserv/Webserv.hpp Normal file
View File

@@ -0,0 +1,141 @@
#ifndef WEBSERV_HPP
# define WEBSERV_HPP
# include <map>
# include <vector>
# include <exception> // exception, what
# include <stdexcept> // runtime_error, invalid_argument
# include <sys/epoll.h> // epoll
# include <fcntl.h> // fcntl
# include <sys/wait.h> // waitpid
# include <csignal> // signal
# include <fstream> // ifstream
# include <sstream> // stringstream
# include <cerrno> // errno
# include <unistd.h> // close, access
# include <iostream> // cout, cin
# include <cstring> // memset
# include <sys/socket.h> // socket, accept, listen, send, recv, bind, connect, setsockopt, getsockname
# include <arpa/inet.h> // htonl, htons, ntohl, ntohs, inet_addr, inet_ntoa
# include <netinet/in.h> // sockaddr_in, struct in_addr
// # include <netinet/ip.h> // usefull for what ? -> 'man (7) ip' says it's a superset of 'netinet/in.h'
# include <algorithm> // find
# include <string> // string
# include <cstdio> // perror, remove
# include <cstdlib> // strtol, strtoul
# include <dirent.h> // opendir()
# include <locale> // isalpha, local
# include "Client.hpp"
# include "ServerConfig.hpp"
# include "utils.hpp"
# include "http_status.hpp"
# include "autoindex.hpp"
# include "colors.h"
extern bool g_run;
extern int g_last_signal;
void signal_handler(int signum);
// these might only be TMP
# define FAILURE -1
# define SUCCESS 1
# define MIME_TYPE_DEFAULT "application/octet-stream"
class Webserv
{
public:
// base.cpp
Webserv();
// Webserv(Webserv const &src);
// what should it take as arg, *, &, ?
// Webserv(std::vector<ServerConfig>& servers);
~Webserv();
// Webserv &operator=(Webserv const &rhs);
// init.cpp
void init_virtual_servers(std::vector<ServerConfig>* servers);
// run_loop.cpp
void run();
private:
int _epfd;
std::vector<listen_socket> _listen_sockets;
std::vector<ServerConfig> _servers;
std::vector<Client> _clients;
std::map<int, std::string> _http_status;
std::map<std::string, std::string> _mime_types;
// accept.cpp
void _accept_connection(listen_socket &lsocket);
std::map<std::string, std::string>
_extract_infos(struct sockaddr_in addr);
// request.cpp
void _request(Client *client);
int _read_request(Client *client);
// response.cpp
void _response(Client *client);
int _send_response(Client *client);
void _append_base_headers(Client *client);
void _construct_response(Client *client);
void _process_method(Client *client, std::string &path);
void _insert_status_line(Client *client);
void _error_html_response(Client *client);
void _append_body(Client *client, const std::string &body, const std::string &file_extension = "");
// ServerConfig *_determine_process_server(Client *client); // cant be const cause of error_pages.operator[]
// const LocationConfig *_determine_location(const ServerConfig &server, const std::string &path) const;
std::string _determine_file_extension(const std::string &path) const;
// method_get.cpp
// move later
std::string _replace_url_root(Client *client, std::string path);
void _get(Client *client, std::string &path);
void _get_file(Client *client, const std::string &path);
void _autoindex(Client *client, const std::string &path);
// method_post.cpp
void _post(Client *client, const std::string &path);
void _post_file(Client *client, const std::string &path);
// method_delete.cpp
void _delete(Client *client, const std::string &path);
void _delete_file(Client *client, const std::string &path);
// cgi_script.cpp
bool _is_cgi(Client *client, std::string path);
size_t _cgi_pos(Client *client, std::string &path, size_t pos);
std::string _exec_cgi(Client *client);
char** _set_env(Client *client);
char* _dup_env(std::string var, std::string val);
char* _dup_env(std::string var, int i);
std::string _exec_script(Client *client, char **env);
void _check_script_output(Client *client, std::string & output);
void _check_script_status(Client *client, std::string & output);
void _check_script_fields(Client *client, std::string & output);
void _add_script_body_length_header(std::string & output);
void _remove_body_leading_empty_lines(std::string & output);
// epoll_update.cpp
int _epoll_update(int fd, uint32_t events, int op);
int _epoll_update(int fd, uint32_t events, int op, void *ptr);
// signal.cpp
void _handle_last_signal();
// close.cpp
void _close_client(int fd);
void _close_all_clients();
void _close_all_listen_sockets();
void _reopen_lsocket(std::vector<listen_socket>::iterator it);
void _handle_epoll_error_lsocket(uint32_t events, std::vector<listen_socket>::iterator it);
void _handle_epoll_error_client(uint32_t events, int fd);
// init.cpp
void _bind(int socket_fd, in_port_t port, std::string host);
void _listen(int socket_fd, unsigned int max_connections);
void _init_http_status_map();
void _init_mime_types_map();
// timeout.cpp
void _timeout();
};
#endif

View File

@@ -1,15 +1,16 @@
#include "Webserv.hpp"
void Webserv::_accept_connection(int fd)
void Webserv::_accept_connection(listen_socket &lsocket)
{
struct sockaddr_in addr;
socklen_t addr_len;
int accepted_fd;
struct sockaddr_in addr;
socklen_t addr_len;
int accepted_fd;
std::map<std::string, std::string> infos;
std::cerr << "accept()\n";
addr_len = sizeof addr;
accepted_fd = ::accept(fd, (sockaddr*)&addr, &addr_len);
accepted_fd = ::accept(lsocket.fd, (sockaddr*)&addr, &addr_len);
if (accepted_fd == -1)
{
std::perror("err accept()");
@@ -19,8 +20,22 @@ void Webserv::_accept_connection(int fd)
}
::fcntl(accepted_fd, F_SETFL, O_NONBLOCK);
_clients.push_back(Client());
_clients.back().fd = accepted_fd;
infos = _extract_infos(addr);
Client client(accepted_fd, &lsocket, infos["port"], infos["ip"]);
_clients.push_back(client);
_epoll_update(accepted_fd, EPOLLIN, EPOLL_CTL_ADD);
}
std::map<std::string, std::string>
Webserv::_extract_infos(struct sockaddr_in addr)
{
struct in_addr ip_conversion;
std::map<std::string, std::string> infos;
infos["port"] = ::itos( addr.sin_port );
ip_conversion.s_addr = addr.sin_addr.s_addr;
infos["ip"] = inet_ntoa( ip_conversion );
return infos;
}

View File

@@ -0,0 +1,28 @@
#ifndef AUTOINDEX_HPP
# define AUTOINDEX_HPP
# define AUTOINDEX_START \
"<!DOCTYPE html>"\
"<html>"\
"<head>"\
"<title>Index of "
# define AUTOINDEX_MID1 \
"</title>"\
"</head>"\
"<body>" \
"<h1>Index of "
# define AUTOINDEX_MID2 \
"</h1>"\
"<hr>"\
"<pre>"
# define AUTOINDEX_END \
"</pre>"\
"<hr>"\
"</body>"\
"</html>"
#endif

View File

@@ -12,6 +12,9 @@ Webserv::Webserv()
throw std::runtime_error("Epoll init");
}
_init_http_status_map();
_init_mime_types_map();
std::signal(SIGPIPE, signal_handler);
std::signal(SIGINT, signal_handler);
}
@@ -42,10 +45,9 @@ Webserv::Webserv(std::vector<ServerConfig>* servers)
Webserv::~Webserv()
{
//close(_socket_fd);
// TODO : CLOSE ALL _listen_sockets
close(_epfd);
_close_all_clients();
_close_all_listen_sockets();
std::cerr << "Server destroyed\n";
}

304
srcs/webserv/cgi_script.cpp Normal file
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@@ -0,0 +1,304 @@
#include "Webserv.hpp"
bool Webserv::_is_cgi(Client *client, std::string path)
{
std::string script_path;
size_t file_type;
size_t file_mode;
size_t pos = 0;
while (pos != NPOS)
{
pos = _cgi_pos(client, path, pos);
if (pos == NPOS)
break;
client->fill_script_path(path, pos);
script_path = "." + client->get_rq_script_path();
file_type = ::eval_file_type(script_path);
if (file_type == IS_DIR) // but what if it's a symlink ?
continue;
if (file_type == IS_FILE)
{
file_mode = ::eval_file_mode( script_path, X_OK );
if (!file_mode)
return true;
}
}
client->clear_script();
client->status = file_mode; // 404 not_found OR 403 forbidden
return false;
}
size_t Webserv::_cgi_pos(Client *client, std::string &path, size_t pos)
{
std::vector<std::string> v_ext;
std::vector<std::string>::const_iterator it;
std::vector<std::string>::const_iterator it_end;
size_t len;
std::locale loc; // for isalpha()
v_ext = client->assigned_location->cgi_ext;
if (v_ext.empty())
return NPOS;
it_end = client->assigned_location->cgi_ext.end();
while (pos < path.size())
{
if (path.compare(pos, 2, "./") == 0)
pos += 2;
pos = path.find('.', pos);
if (pos == NPOS)
return pos;
it = client->assigned_location->cgi_ext.begin();
for ( ; it != it_end; ++it)
{
len = (*it).size();
if (path.compare(pos + 1, len, *it) == 0)
if ( !std::isalpha(path[pos + 1 + len], loc) )
return pos + 1 + len;
}
pos++;
}
return NPOS;
}
std::string Webserv::_exec_cgi(Client *client)
{
char** env;
std::string script_output;
env = _set_env(client);
script_output = _exec_script(client, env);
for (int i = 0; env[i]; i++)
delete[] env[i];
delete[] env;
return script_output;
}
char* Webserv::_dup_env(std::string var, std::string val = "")
{
std::string str;
str = var + "=" + val;
return ( strdup(str.c_str()) );
}
char* Webserv::_dup_env(std::string var, int i)
{
std::string str;
std::string val;
val = ::itos(i);
str = var + "=" + val;
// TODO change strdup for something with new
return ( strdup(str.c_str()) );
}
char** Webserv::_set_env(Client *client)
{
char** env = new char*[19];
env[0] = _dup_env("AUTH_TYPE"); // authentification not supported
env[1] = _dup_env("CONTENT_LENGTH" , client->get_rq_body().size());
env[2] = _dup_env("CONTENT_TYPE" , client->get_rq_headers("Content-Type"));
env[3] = _dup_env("GATEWAY_INTERFACE" , "CGI/1.1"); // https://www.rfc-editor.org/rfc/rfc3875
env[4] = _dup_env("PATH_INFO" , client->get_rq_script_info());
env[5] = _dup_env("PATH_TRANSLATED"); // not supported
env[6] = _dup_env("QUERY_STRING" , client->get_rq_query());
env[7] = _dup_env("REMOTE_ADDR" , client->get_cl_ip());
env[8] = _dup_env("REMOTE_HOST" , client->get_rq_headers("Host")); // just test
env[9] = _dup_env("REMOTE_IDENT"); // authentification not supported
env[10] = _dup_env("REMOTE_USER"); // authentification not supported
env[11] = _dup_env("REQUEST_METHOD" , client->get_rq_method_str());
env[12] = _dup_env("SCRIPT_NAME" , client->get_rq_script_path());
env[13] = _dup_env("SERVER_NAME" , client->get_rq_hostname());
env[14] = _dup_env("SERVER_PORT" , client->get_rq_port());
env[15] = _dup_env("SERVER_PROTOCOL" , client->get_rq_version());
env[16] = _dup_env("SERVER_SOFTWARE" , "webser/1.0");
env[17] = _dup_env("REDIRECT_STATUS" , "200");
env[18] = NULL;
return env;
}
std::string Webserv::_exec_script(Client *client, char **env)
{
#define RD 0
#define WR 1
#define CGI_BUF_SIZE 10
#define FD_WR_TO_CHLD fd_in[WR]
#define FD_WR_TO_PRNT fd_out[WR]
#define FD_RD_FR_CHLD fd_out[RD]
#define FD_RD_FR_PRNT fd_in[RD]
pid_t pid;
char buf[CGI_BUF_SIZE]; // WIP define buffer
char * const * nll = NULL;
std::string script_output;
std::string body = client->get_rq_body();
int fd_in[2];
int fd_out[2];
std::string path;
pipe(fd_in);
pipe(fd_out);
pid = fork();
if (pid == -1)
std::cerr << "fork crashed" << std::endl;
else if (pid == 0) // child
{
close(FD_WR_TO_CHLD);
close(FD_RD_FR_CHLD);
dup2(FD_RD_FR_PRNT, STDIN_FILENO);
dup2(FD_WR_TO_PRNT, STDOUT_FILENO);
path = "." + client->get_rq_script_path();
/*DEBUG*/std::cerr << "execve:[" << path << "]\n";
execve(path.c_str(), nll, env);
// for tests execve crash :
//execve("wrong", nll, env);
std::cerr << "execve crashed.\n";
// TODO HUGO : check errno
}
else //parent
{
close(FD_RD_FR_PRNT);
close(FD_WR_TO_PRNT);
write(FD_WR_TO_CHLD, body.c_str(), body.size());
close(FD_WR_TO_CHLD);
waitpid(-1, NULL, 0);
memset(buf, '\0', CGI_BUF_SIZE);
while (read(FD_RD_FR_CHLD, buf, CGI_BUF_SIZE - 1) > 0)
{
script_output += buf;
memset(buf, '\0', CGI_BUF_SIZE);
}
close(FD_RD_FR_CHLD);
}
if (script_output.empty())
script_output = "Status: 500\r\n\r\n";
return script_output;
}
void Webserv::_check_script_output(Client *client, std::string & output)
{
_check_script_status(client, output);
_check_script_fields(client, output);
_add_script_body_length_header(output);
_remove_body_leading_empty_lines(output);
// _check_script_empty_lines(client, output);
// _check_script_space_colons(client, output);
// _check_script_new_lines(client, output);
}
void Webserv::_check_script_status(Client *client, std::string & output)
{
size_t pos;
int status_pos;
pos = output.find("Status:");
if (pos != NPOS)
{
status_pos = pos + std::string("Status:").size();
client->status = std::strtoul(output.c_str() + status_pos, NULL, 10);
::extract_line(output, pos, CRLF);
}
else
client->status = 200;
}
void Webserv::_check_script_fields(Client *client, std::string & output)
{
std::map<std::string, std::string> srv_fld; // server_field
std::map<std::string, std::string> scr_fld; // script_field
std::map<std::string, std::string>::iterator it_srv;
std::map<std::string, std::string>::iterator it_scr;
std::string tmp;
size_t pos;
// put server headers in map
tmp = client->response;
pos = tmp.find(CRLF CRLF);
if (pos != NPOS)
tmp.erase(pos);
::parse_http_headers(tmp, srv_fld);
// put script headers in map
tmp = output;
pos = tmp.find(CRLF CRLF);
if (pos != NPOS)
tmp.erase(pos);
::parse_http_headers(tmp, scr_fld);
// compare both map to supress duplicates
for (it_srv = srv_fld.begin(); it_srv != srv_fld.end(); it_srv++)
{
for (it_scr = scr_fld.begin(); it_scr != scr_fld.end(); it_scr++)
{
if (str_tolower(it_srv->first) == str_tolower(it_scr->first))
{
pos = client->response.find(it_srv->first);
::extract_line(client->response, pos, CRLF);
}
}
}
}
void Webserv::_remove_body_leading_empty_lines(std::string & output)
{
size_t pos;
size_t pos_empty;
pos = output.find(CRLF CRLF);
if (pos == NPOS)
return;
pos += CRLF_SIZE * 2;
pos_empty = pos;
while (pos_empty == pos)
{
pos = output.find(CRLF, pos);
if (pos == pos_empty)
extract_line(output, pos, CRLF);
}
}
void Webserv::_add_script_body_length_header(std::string & output)
{
std::map<std::string, std::string> field;
std::map<std::string, std::string>::iterator it;
std::stringstream str_len;
std::string tmp;
size_t pos;
size_t len;
pos = output.find(CRLF CRLF);
if (pos != NPOS)
tmp = output.substr(pos + CRLF_SIZE);
len = tmp.size();
str_len << len;
// put script headers in map
tmp = output;
pos = tmp.find(CRLF CRLF);
if (pos != NPOS)
tmp.erase(pos);
::parse_http_headers(tmp, field);
// case insensitive search in map for "Content-Length"
tmp = "Content-Length";
for (it = field.begin(); it != field.end(); ++it)
{
if (str_tolower(it->first) == str_tolower(tmp))
{
pos = output.find(it->first);
::extract_line(output, pos, CRLF);
}
}
tmp += ": ";
tmp += str_len.str();
tmp += CRLF;
output.insert(0, tmp);
}

View File

@@ -6,13 +6,12 @@ void Webserv::_close_client(int fd)
std::vector<Client>::iterator it = _clients.begin();
while (it != _clients.end())
{
if (it->fd == fd)
if (*it == fd)
{
// _epoll_update(fd, 0, EPOLL_CTL_DEL); // normalement superflu, DEBUG
std::cerr << "close fd " << fd << "\n";
if (::close(fd) == -1)
std::perror("err close()");
else
std::cerr << "close fd " << fd << "\n";
_clients.erase(it);
break;
}
@@ -25,10 +24,89 @@ void Webserv::_close_all_clients()
while (!_clients.empty())
{
// _epoll_update(_clients.back().fd, 0, EPOLL_CTL_DEL); // normalement superflu, DEBUG
if (::close(_clients.back().fd) == -1)
std::cerr << "close fd " << _clients.back().get_cl_fd() << "\n";
if (::close(_clients.back().get_cl_fd()) == -1)
std::perror("err close()");
else
std::cerr << "close fd " << _clients.back().fd << "\n";
_clients.pop_back();
}
}
void Webserv::_close_all_listen_sockets()
{
while (!_listen_sockets.empty())
{
// _epoll_update(_listen_sockets.back().fd, 0, EPOLL_CTL_DEL); // normalement superflu, DEBUG
std::cerr << "close fd " << _listen_sockets.back().fd << "\n";
if (::close(_listen_sockets.back().fd) == -1)
std::perror("err close()");
_listen_sockets.pop_back();
}
}
void Webserv::_reopen_lsocket(std::vector<listen_socket>::iterator it)
{
/*
** Many common code with init_virtual_servers(). Could refactor it.
*/
int ret;
std::cerr << "close lsocket " << it->fd << "\n";
if (::close(it->fd) == -1)
std::perror("err close()");
std::cerr << "try to reopen lsocket\n";
ret = ::socket(AF_INET, SOCK_STREAM | SOCK_NONBLOCK, 0); // (SOCK_CLOEXEC) for CGI fork ?
if (ret == -1)
{
std::perror("err socket()");
_listen_sockets.erase(it);
return;
}
it->fd = ret;
// HUGO ADD
// allow socket descriptor to be reuseable
// I just copied it from https://www.ibm.com/docs/en/i/7.2?topic=designs-example-nonblocking-io-select
int on = 1;
if (setsockopt(it->fd, SOL_SOCKET, SO_REUSEADDR, &on, sizeof(on)) < 0)
{
::perror("err setsockopt()");
_listen_sockets.erase(it);
return;
}
// HUGO ADD END
try {
_bind(it->fd, std::strtoul(it->port.c_str(), NULL, 10), it->host);
_listen(it->fd, 42); // 42 arbitrary
}
catch (const std::exception& e) {
std::cerr << e.what() << '\n';
_listen_sockets.erase(it);
return;
}
if (_epoll_update(it->fd, EPOLLIN, EPOLL_CTL_ADD) == -1)
{
_listen_sockets.erase(it);
return;
}
std::cerr << "reopen success\n";
}
void Webserv::_handle_epoll_error_lsocket(uint32_t events, std::vector<listen_socket>::iterator it)
{
if (events & EPOLLERR)
std::cerr << "EPOLLERR on lsocket fd " << it->fd << "\n"; // DEBUG
if (events & EPOLLHUP)
std::cerr << "EPOLLHUP on lsocket fd " << it->fd << "\n"; // DEBUG
_reopen_lsocket(it);
}
void Webserv::_handle_epoll_error_client(uint32_t events, int fd)
{
if (events & EPOLLERR)
std::cerr << "EPOLLERR on client fd " << fd << "\n"; // DEBUG
if (events & EPOLLHUP)
std::cerr << "EPOLLHUP on client fd " << fd << "\n"; // DEBUG
_close_client(fd);
}

View File

@@ -0,0 +1,52 @@
#ifndef HTTP_STATUS_HPP
# define HTTP_STATUS_HPP
// https://www.iana.org/assignments/http-status-codes/http-status-codes.xhtml
/*
First version of macro HTML_ERROR(STATUS) dont work with call like this :
client->response.append( HTML_ERROR( _http_status[client->status].c_str() ) );
so I made the other version with dynamic replacement of STATUS .
*/
// # define HTML_ERROR(STATUS) "\r\n<!DOCTYPE html><html><head><title>"STATUS"</title></head><body><h1 style=\"text-align:center\">"STATUS"</h1><hr><p style=\"text-align:center\">Le Webserv/0.1</p></body></html>"
# define STATUS_PLACEHOLDER "$STATUS"
# define HTML_ERROR \
"<!DOCTYPE html>"\
"<html>"\
"<head>"\
"<title>" STATUS_PLACEHOLDER "</title>"\
"</head>"\
"<body>"\
"<h1 style=\"text-align:center\">" STATUS_PLACEHOLDER "</h1>"\
"<hr>"\
"<p style=\"text-align:center\">Le Webserv/0.1</p>"\
"</body>"\
"</html>"
// When new status added, need to update _init_http_status_map()
# define S200 "200 OK"
# define S201 "201 Created"
# define S204 "204 No Content"
# define S301 "301 Moved Permanently"
# define S302 "302 Found"
# define S303 "303 See Other"
# define S304 "304 Not Modified" // unused
# define S307 "307 Temporary Redirect"
# define S308 "308 Permanent Redirect"
# define S400 "400 Bad Request"
# define S403 "403 Forbidden"
# define S404 "404 Not Found"
# define S405 "405 Method Not Allowed"
# define S408 "408 Request Timeout"
# define S413 "413 Content Too Large"
# define S415 "415 Unsupported Media Type"
# define S500 "500 Internal Server Error"
# define S501 "501 Not Implemented"
# define S505 "505 HTTP Version Not Supported"
#endif

View File

@@ -4,7 +4,9 @@
void Webserv::init_virtual_servers(std::vector<ServerConfig>* servers)
{
int ret;
std::vector<int> _open_ports;
std::vector<std::string> open_sockets;
struct listen_socket new_socket;
std::string host_port;
_servers = *servers;
_listen_sockets.clear();
@@ -12,7 +14,11 @@ void Webserv::init_virtual_servers(std::vector<ServerConfig>* servers)
while (it != _servers.end())
{
if ( std::find(_open_ports.begin(), _open_ports.end(), std::atoi(it->port.data()) ) != _open_ports.end() )
host_port.clear();
host_port.append(it->host);
host_port.append(":");
host_port.append(it->port);
if ( std::find(open_sockets.begin(), open_sockets.end(), host_port) != open_sockets.end() )
{
++it;
continue;
@@ -24,27 +30,31 @@ void Webserv::init_virtual_servers(std::vector<ServerConfig>* servers)
std::perror("err socket()");
throw std::runtime_error("Socket init");
}
new_socket.fd = ret;
new_socket.host = it->host;
new_socket.port = it->port;
_listen_sockets.push_back(new_socket);
// HUGO ADD
//
// allow socket descriptor to be reuseable
// I just copied it from https://www.ibm.com/docs/en/i/7.2?topic=designs-example-nonblocking-io-select
int on = 1;
if (setsockopt(ret, SOL_SOCKET, SO_REUSEADDR, (char *)&on, sizeof(on)) < 0)
if (setsockopt(new_socket.fd, SOL_SOCKET, SO_REUSEADDR, &on, sizeof(on)) < 0)
{
::perror("err setsockopt()");
throw std::runtime_error("Socket init");
}
//
// HUGO ADD END
_listen_sockets.push_back(ret);
_bind(_listen_sockets.back(), std::atoi(it->port.data()), it->host);
_listen(_listen_sockets.back(), 512); // 512 arbitrary
_bind(new_socket.fd, std::strtoul(it->port.c_str(), NULL, 10), it->host);
_listen(new_socket.fd, 42); // 42 arbitrary
if (_epoll_update(_listen_sockets.back(), EPOLLIN, EPOLL_CTL_ADD) == -1)
if (_epoll_update(new_socket.fd, EPOLLIN, EPOLL_CTL_ADD) == -1)
throw std::runtime_error("Socket init");
_open_ports.push_back(std::atoi(it->port.data()));
open_sockets.push_back(host_port);
++it;
}
}
@@ -76,3 +86,156 @@ void Webserv::_listen(int socket_fd, unsigned int max_connections)
throw std::runtime_error("Socket listen");
}
}
void Webserv::_init_http_status_map()
{
/* "map.insert()" more appropriate than "map.operator[]" :
** http://www.uml.org.cn/c%2B%2B/pdf/EffectiveSTL.pdf#page=93
*/
typedef std::map<int, std::string>::value_type status_pair;
// _http_status.insert(std::make_pair(200, S200)); // equivalent
_http_status.insert(status_pair(200, S200));
_http_status.insert(status_pair(201, S201));
_http_status.insert(status_pair(204, S204));
_http_status.insert(status_pair(301, S301));
_http_status.insert(status_pair(302, S302));
_http_status.insert(status_pair(303, S303));
_http_status.insert(status_pair(304, S304));
_http_status.insert(status_pair(307, S307));
_http_status.insert(status_pair(308, S308));
_http_status.insert(status_pair(400, S400));
_http_status.insert(status_pair(403, S403));
_http_status.insert(status_pair(404, S404));
_http_status.insert(status_pair(405, S405));
_http_status.insert(status_pair(408, S408));
_http_status.insert(status_pair(413, S413));
_http_status.insert(status_pair(500, S500));
_http_status.insert(status_pair(501, S501));
}
void Webserv::_init_mime_types_map()
{
/* From :
** http://nginx.org/en/docs/http/ngx_http_core_module.html#types
*/
typedef std::map<std::string, std::string>::value_type mime_pair;
_mime_types.insert(mime_pair("", MIME_TYPE_DEFAULT));
_mime_types.insert(mime_pair("html", "text/html"));
_mime_types.insert(mime_pair("html", "text/html"));
_mime_types.insert(mime_pair("htm", "text/html"));
_mime_types.insert(mime_pair("shtml", "text/html"));
_mime_types.insert(mime_pair("css", "text/css"));
_mime_types.insert(mime_pair("xml", "text/xml"));
_mime_types.insert(mime_pair("gif", "image/gif"));
_mime_types.insert(mime_pair("jpeg", "image/jpeg"));
_mime_types.insert(mime_pair("jpg", "image/jpeg"));
_mime_types.insert(mime_pair("js", "application/javascript"));
_mime_types.insert(mime_pair("atom", "application/atom+xml"));
_mime_types.insert(mime_pair("rss", "application/rss+xml"));
_mime_types.insert(mime_pair("mml", "text/mathml"));
_mime_types.insert(mime_pair("txt", "text/plain"));
_mime_types.insert(mime_pair("jad", "text/vnd.sun.j2me.app-descriptor"));
_mime_types.insert(mime_pair("wml", "text/vnd.wap.wml"));
_mime_types.insert(mime_pair("htc", "text/x-component"));
_mime_types.insert(mime_pair("png", "image/png"));
_mime_types.insert(mime_pair("tif", "image/tiff"));
_mime_types.insert(mime_pair("tiff", "image/tiff"));
_mime_types.insert(mime_pair("wbmp", "image/vnd.wap.wbmp"));
_mime_types.insert(mime_pair("ico", "image/x-icon"));
_mime_types.insert(mime_pair("jng", "image/x-jng"));
_mime_types.insert(mime_pair("bmp", "image/x-ms-bmp"));
_mime_types.insert(mime_pair("svg", "image/svg+xml"));
_mime_types.insert(mime_pair("svgz", "image/svg+xml"));
_mime_types.insert(mime_pair("webp", "image/webp"));
_mime_types.insert(mime_pair("woff", "application/font-woff"));
_mime_types.insert(mime_pair("jar", "application/java-archive"));
_mime_types.insert(mime_pair("war", "application/java-archive"));
_mime_types.insert(mime_pair("ear", "application/java-archive"));
_mime_types.insert(mime_pair("json", "application/json"));
_mime_types.insert(mime_pair("hqx", "application/mac-binhex40"));
_mime_types.insert(mime_pair("doc", "application/msword"));
_mime_types.insert(mime_pair("pdf", "application/pdf"));
_mime_types.insert(mime_pair("ps", "application/postscript"));
_mime_types.insert(mime_pair("eps", "application/postscript"));
_mime_types.insert(mime_pair("ai", "application/postscript"));
_mime_types.insert(mime_pair("rtf", "application/rtf"));
_mime_types.insert(mime_pair("m3u8", "application/vnd.apple.mpegurl"));
_mime_types.insert(mime_pair("xls", "application/vnd.ms-excel"));
_mime_types.insert(mime_pair("eot", "application/vnd.ms-fontobject"));
_mime_types.insert(mime_pair("ppt", "application/vnd.ms-powerpoint"));
_mime_types.insert(mime_pair("wmlc", "application/vnd.wap.wmlc"));
_mime_types.insert(mime_pair("kml", "application/vnd.google-earth.kml+xml"));
_mime_types.insert(mime_pair("kmz", "application/vnd.google-earth.kmz"));
_mime_types.insert(mime_pair("7z", "application/x-7z-compressed"));
_mime_types.insert(mime_pair("cco", "application/x-cocoa"));
_mime_types.insert(mime_pair("jardiff", "application/x-java-archive-diff"));
_mime_types.insert(mime_pair("jnlp", "application/x-java-jnlp-file"));
_mime_types.insert(mime_pair("run", "application/x-makeself"));
_mime_types.insert(mime_pair("pl", "application/x-perl"));
_mime_types.insert(mime_pair("pm", "application/x-perl"));
_mime_types.insert(mime_pair("prc", "application/x-pilot"));
_mime_types.insert(mime_pair("pdb", "application/x-pilot"));
_mime_types.insert(mime_pair("rar", "application/x-rar-compressed"));
_mime_types.insert(mime_pair("rpm", "application/x-redhat-package-manager"));
_mime_types.insert(mime_pair("sea", "application/x-sea"));
_mime_types.insert(mime_pair("swf", "application/x-shockwave-flash"));
_mime_types.insert(mime_pair("sit", "application/x-stuffit"));
_mime_types.insert(mime_pair("tcl", "application/x-tcl"));
_mime_types.insert(mime_pair("tk", "application/x-tcl"));
_mime_types.insert(mime_pair("der", "application/x-x509-ca-cert"));
_mime_types.insert(mime_pair("pem", "application/x-x509-ca-cert"));
_mime_types.insert(mime_pair("crt", "application/x-x509-ca-cert"));
_mime_types.insert(mime_pair("xpi", "application/x-xpinstall"));
_mime_types.insert(mime_pair("xhtml", "application/xhtml+xml"));
_mime_types.insert(mime_pair("xspf", "application/xspf+xml"));
_mime_types.insert(mime_pair("zip", "application/zip"));
_mime_types.insert(mime_pair("bin", "application/octet-stream"));
_mime_types.insert(mime_pair("exe", "application/octet-stream"));
_mime_types.insert(mime_pair("dll", "application/octet-stream"));
_mime_types.insert(mime_pair("deb", "application/octet-stream"));
_mime_types.insert(mime_pair("dmg", "application/octet-stream"));
_mime_types.insert(mime_pair("iso", "application/octet-stream"));
_mime_types.insert(mime_pair("img", "application/octet-stream"));
_mime_types.insert(mime_pair("msi", "application/octet-stream"));
_mime_types.insert(mime_pair("msp", "application/octet-stream"));
_mime_types.insert(mime_pair("msm", "application/octet-stream"));
_mime_types.insert(mime_pair("docx", "application/vnd.openxmlformats-officedocument.wordprocessingml.document"));
_mime_types.insert(mime_pair("xlsx", "application/vnd.openxmlformats-officedocument.spreadsheetml.sheet"));
_mime_types.insert(mime_pair("pptx", "application/vnd.openxmlformats-officedocument.presentationml.presentation"));
_mime_types.insert(mime_pair("mid", "audio/midi"));
_mime_types.insert(mime_pair("midi", "audio/midi"));
_mime_types.insert(mime_pair("kar", "audio/midi"));
_mime_types.insert(mime_pair("mp3", "audio/mpeg"));
_mime_types.insert(mime_pair("ogg", "audio/ogg"));
_mime_types.insert(mime_pair("m4a", "audio/x-m4a"));
_mime_types.insert(mime_pair("ra", "audio/x-realaudio"));
_mime_types.insert(mime_pair("3gpp", "video/3gpp"));
_mime_types.insert(mime_pair("3gp", "video/3gpp"));
_mime_types.insert(mime_pair("ts", "video/mp2t"));
_mime_types.insert(mime_pair("mp4", "video/mp4"));
_mime_types.insert(mime_pair("mpeg", "video/mpeg"));
_mime_types.insert(mime_pair("mpg", "video/mpeg"));
_mime_types.insert(mime_pair("mov", "video/quicktime"));
_mime_types.insert(mime_pair("webm", "video/webm"));
_mime_types.insert(mime_pair("flv", "video/x-flv"));
_mime_types.insert(mime_pair("m4v", "video/x-m4v"));
_mime_types.insert(mime_pair("mng", "video/x-mng"));
_mime_types.insert(mime_pair("asx", "video/x-ms-asf"));
_mime_types.insert(mime_pair("asf", "video/x-ms-asf"));
_mime_types.insert(mime_pair("wmv", "video/x-ms-wmv"));
_mime_types.insert(mime_pair("avi", "video/x-msvideo"));
}

View File

@@ -0,0 +1,35 @@
#include "Webserv.hpp"
void Webserv::_delete(Client *client, const std::string &path)
{
/*
WIP
https://www.rfc-editor.org/rfc/rfc9110.html#name-delete
*/
_delete_file(client, path);
}
void Webserv::_delete_file(Client *client, const std::string &path)
{
if (access(path.c_str(), F_OK) == -1)
{
std::perror("err access()");
client->status = 404;
return ;
}
if (access(path.c_str(), W_OK) == -1)
{
std::perror("err access()");
client->status = 403;
return ;
}
if (remove(path.c_str()) == -1)
{
std::perror("err remove()");
client->status = 500;
return ;
}
}

155
srcs/webserv/method_get.cpp Normal file
View File

@@ -0,0 +1,155 @@
#include "Webserv.hpp"
std::string Webserv::_replace_url_root(Client *client, std::string path)
{
std::cerr << "assigned_location->path = " << client->assigned_location->path << "\n"; // debug
std::cerr << "path before = " << path << "\n"; // DEBUG
if (client->assigned_location->path == "/")
path.insert(0, client->assigned_location->root);
else
path.replace(0, client->assigned_location->path.size(), client->assigned_location->root);
std::cerr << "path after = " << path << "\n"; // DEBUG
return path;
}
// const?
void Webserv::_get(Client *client, std::string &path)
{
// Index/Autoindex block
if (eval_file_type(path) == IS_DIR)
{
if (path[path.size() - 1] != '/')
path.push_back('/');
for (size_t i = 0; i < client->assigned_location->index.size(); i++)
{
if (eval_file_type(path + client->assigned_location->index[i]) == IS_FILE)
{
path.append(client->assigned_location->index[i]);
_get_file(client, path);
return ;
}
}
if (client->assigned_location->autoindex == true)
_autoindex(client, path);
}
else
_get_file(client, path);
}
# define MAX_FILESIZE 1000000 // (1Mo)
void Webserv::_get_file(Client *client, const std::string &path)
{
/*
std::ios::binary
https://gcc.gnu.org/onlinedocs/libstdc++/manual/fstreams.html#std.io.filestreams.binary
tldr : its seems to not be so simple to do read/write of binary file in a portable way.
*/
std::ifstream ifd; // For chunk, ifstream directly in struct CLient for multiples read without close() ?
std::stringstream buf;
std::cout << "_get_file()\n";
if (access(path.c_str(), F_OK) == -1)
{
std::perror("err access()");
client->status = 404;
return ;
}
if (access(path.c_str(), R_OK) == -1)
{
std::perror("err access()");
client->status = 403;
return ;
}
ifd.open(path.c_str(), std::ios::ate);
if (!ifd)
{
std::cerr << path << ": ifd.open fail" << '\n';
client->status = 500;
}
else
{
/* std::streampos size = ifd.tellg();
// WIP Low priority : Chunk or not chunk (if filesize too big)
if (size > MAX_FILESIZE)
{
// Then chunk
client->status = 500; // WIP temp
std::cerr << "File too large for non chunk body\n";
return ;
} */
ifd.seekg(0, std::ios::beg);
buf << ifd.rdbuf();
if (!ifd || !buf)
{
std::cerr << path << ": ifd.read fail" << '\n';
client->status = 500;
}
else
{
client->status = 200;
std::string file_ext = _determine_file_extension(path);
_append_body(client, buf.str(), file_ext);
}
}
}
// const?
void Webserv::_autoindex(Client *client, const std::string &path)
{
std::cout << "_autoindex()\n";
std::string dir_list;
DIR *dir;
struct dirent *ent;
// std::cout << "location root: " << client->assigned_location->root << " location path: " << client->assigned_location->path << '\n';
// std::cout << "Path in auto is: " << path << '\n';
if ( (dir = opendir(path.c_str()) ) != NULL)
{
dir_list.append(AUTOINDEX_START);
dir_list.append(path);
dir_list.append(AUTOINDEX_MID1);
dir_list.append(path);
dir_list.append(AUTOINDEX_MID2);
/* print all the files and directories within directory */
while ((ent = readdir (dir)) != NULL)
{
// std::cout << "ent: " << ent->d_name << '\n';
if (strcmp(".", ent->d_name) == 0)
continue ;
dir_list.append("<a href=\"");
dir_list.append(client->get_rq_abs_path() + "/");
dir_list.append(ent->d_name);
dir_list.append("\">");
dir_list.append(ent->d_name);
dir_list.append("</a>");
dir_list.append("\r\n"); // is this right?
}
// <a href="http://nginx.org/">nginx.org</a>.<br/>
// <a href="/test/test_deeper/index1.html">index1.html</a>
// apparently this is more than good enough!
// <a href="/test/test_deeper/..">..</a>
dir_list.append(AUTOINDEX_END);
// std::cout << "\n\n" << dir_list << '\n';
closedir (dir);
_append_body(client, dir_list, "html");
}
else
{
// in theory not possible cuz we already checked...
std::cerr << "could not open dir\n";
// throw?
return ;
}
}

View File

@@ -0,0 +1,58 @@
#include "Webserv.hpp"
void Webserv::_post(Client *client, const std::string &path)
{
/*
WIP
https://www.rfc-editor.org/rfc/rfc9110.html#name-post
*/
_post_file(client, path);
}
void Webserv::_post_file(Client *client, const std::string &path)
{
std::ofstream ofd;
bool file_existed;
if (access(path.c_str(), F_OK) == -1)
file_existed = false;
else
file_existed = true;
// How to determine status 403 for file that dont already exist ?
if (file_existed && access(path.c_str(), W_OK) == -1)
{
std::perror("err access()");
client->status = 403;
return ;
}
ofd.open(path.c_str(), std::ios::trunc);
if (!ofd)
{
std::cerr << path << ": ofd.open fail" << '\n';
client->status = 500;
}
else
{
// Content-Length useless at this point ?
ofd << client->get_rq_body();
if (!ofd)
{
std::cerr << path << ": ofd.write fail" << '\n';
client->status = 500;
}
else if (file_existed)
{
client->status = 200;
// WIP https://www.rfc-editor.org/rfc/rfc9110.html#name-200-ok
}
else
{
client->status = 201;
// WIP https://www.rfc-editor.org/rfc/rfc9110.html#section-9.3.3-4
}
}
}

View File

@@ -0,0 +1,2 @@
#include "parsing_request.hpp"

View File

@@ -1,42 +1,83 @@
#include "Webserv.hpp"
#define BUFSIZE 8192
// Arbitrary values
#define BUFSIZE 8192 // (8Ko)
#define MAX_HEADER_SIZE 16384 // (16Ko)
enum read_return
{
READ_IN_PROGRESS,
READ_COMPLETE,
READ_CLOSE,
};
void Webserv::_request(Client *client)
{
_read_request(client);
int ret = _read_request(client);
if (g_last_signal)
_handle_last_signal();
_handle_last_signal();
if (ret == READ_CLOSE)
{
_close_client(client->get_cl_fd());
}
else if (ret == READ_COMPLETE)
{
if (client->body_complete)
std::cerr << "______BODY\n" << client->get_rq_body() << "\n______\n"; // DEBUG
_epoll_update(client->get_cl_fd(), EPOLLOUT, EPOLL_CTL_MOD);
client->request_complete = true;
}
}
void Webserv::_read_request(Client *client)
int Webserv::_read_request(Client *client)
{
char buf[BUFSIZE+1];
char buf[BUFSIZE];
ssize_t ret;
ret = ::recv(client->fd, buf, BUFSIZE, 0);
std::cerr << "recv() on fd(" << client->fd << ") returned = " << ret << "\n" ;
ret = ::recv(client->get_cl_fd(), buf, BUFSIZE, 0);
std::cerr << "recv() on fd(" << client->get_cl_fd() << ") returned = " << ret << "\n" ;
if (ret == -1)
{
std::perror("err recv()");
std::cerr << "client ptr =" << client << "\n"; // DEBUG
std::cerr << "client.fd =" << client->fd << "\n"; // DEBUG
_close_client(client->fd);
return ;
return READ_CLOSE;
}
if (ret == 0) // Not sure what to do in case of 0. Just close ?
if (ret == 0)
{
_close_client(client->fd);
return ;
std::cerr << "recv() read 0, then close client" << "\n"; // DEBUG
return READ_CLOSE;
}
/*
if (ret == BUFSIZE)
// send error like "request too long" to client
*/
client->raw_request.append(buf, ret);
// ::print_special(client->raw_request);
// std::cerr << "__raw_request__\n" << client->raw_request << "\n______\n"; // DEBUG
buf[ret] = '\0';
client->raw_request.append(buf);
if (!client->header_complete)
{
client->parse_request_headers(_servers);
if (client->status)
return READ_COMPLETE;
if (client->header_complete)
{
if (client->get_rq_headers("Content-Type").empty()
&& client->get_rq_headers("Content-Length").empty()
&& client->get_rq_headers("Transfer-Encoding").empty())
return READ_COMPLETE; // No body case
}
else if (client->raw_request.size() > MAX_HEADER_SIZE)
{ // 413 or 400 ? 413 seems common among http server, but don't fit perfectly.
client->status = 413;
return READ_COMPLETE;
}
}
if (client->header_complete)
{
// client->read_body_size += ret; // Not accurate, part of body could have been read with headers, unused for now
client->parse_request_body();
if (client->status || client->body_complete)
return READ_COMPLETE;
}
_epoll_update(client->fd, EPOLLOUT, EPOLL_CTL_MOD);
return READ_IN_PROGRESS;
}

View File

@@ -1,158 +1,259 @@
#include "Webserv.hpp"
enum send_return
{
SEND_IN_PROGRESS, // unused
SEND_COMPLETE,
SEND_CLOSE,
};
void Webserv::_response(Client *client)
{
_send_response(client);
int ret = _send_response(client);
if (g_last_signal)
_handle_last_signal();
if (ret == SEND_CLOSE)
{
_close_client(client->get_cl_fd());
}
else if (ret == SEND_COMPLETE)
{
if (client->get_rq_headers("Connection") == "close" || client->status == 408)
_close_client(client->get_cl_fd());
else
{
_epoll_update(client->get_cl_fd(), EPOLLIN, EPOLL_CTL_MOD);
client->clear();
}
}
}
void Webserv::_send_response(Client *client)
int Webserv::_send_response(Client *client)
{
ssize_t ret;
std::cerr << "send()\n";
std::cerr << "RAW_REQUEST\n|\n" << client->raw_request << "|\n"; // DEBUG
_construct_response(client);
_append_base_headers(client);
if (!client->status)
_construct_response(client);
_insert_status_line(client);
if (client->status >= 400)
_error_html_response(client);
ret = ::send(client->fd, client->response.data(), client->response.size(), 0);
/*DEBUG*/ std::cout << "\n" B_PURPLE "[response + output + headers]:" RESET "\n"; ::print_special(client->response); std::cout << B_PURPLE "-----------" RESET "\n\n";
std::cerr << "client->response.size() = " << client->response.size() << "\n"; // DEBUG
ret = ::send(client->get_cl_fd(), client->response.c_str(), client->response.size(), 0);
if (ret == -1)
{
std::perror("err send()");
std::cerr << "client ptr =" << client << "\n"; // DEBUG
std::cerr << "client.fd =" << client->fd << "\n"; // DEBUG
_close_client(client->fd);
return ;
std::cerr << "client.fd =" << client->get_cl_fd() << "\n"; // DEBUG
return SEND_CLOSE;
}
std::cerr << "ret send() = " << ret << "\n"; // DEBUG
if (client->raw_request.find("Connection: close") != std::string::npos)
_close_client(client->fd);
else
{
_epoll_update(client->fd, EPOLLIN, EPOLL_CTL_MOD);
client->raw_request.clear();
client->response.clear();
}
return SEND_COMPLETE;
}
void Webserv::_append_base_headers(Client *client)
{
client->response.append("Server: Webserv/0.1" CRLF);
if (client->get_rq_headers("Connection") == "close")
client->response.append("Connection: close" CRLF);
else
client->response.append("Connection: keep-alive" CRLF);
}
// TODO HUGO : wip
void Webserv::_construct_response(Client *client)
{
client->status = 200;
client->response.append("Server: Webserv/0.1\r\n");
std::string path;
std::string script_output;
path = _replace_url_root(client, client->get_rq_abs_path());
if (_is_cgi(client, path))
{
script_output = _exec_cgi(client);
if (client->raw_request.find("Connection: close") != std::string::npos)
client->response.append("Connection: close\r\n");
else
client->response.append("Connection: keep-alive\r\n");
/*DEBUG*/ std::cout << "\n" B_PURPLE "[script output]:" RESET "\n"; ::print_special(script_output); std::cout << B_PURPLE "-----------" RESET "\n\n";
/*DEBUG*/ std::cout << "\n" B_PURPLE "[response]:" RESET "\n"; ::print_special(client->response); std::cout << B_PURPLE "-----------" RESET "\n\n";
_get_ressource(client);
_check_script_output(client, script_output);
client->response += script_output;
_insert_status_line(client);
/*DEBUG*/ std::cout << "\n" B_PURPLE "[response + output]:" RESET "\n"; ::print_special(client->response); std::cout << B_PURPLE "-----------" RESET "\n\n";
return;
}
_process_method(client, path);
}
void Webserv::_process_method(Client *client, std::string &path)
{
std::cerr << "allow_methods = " << http_methods_to_str(client->assigned_location->allow_methods) << "\n"; // debug
switch (client->get_rq_method())
{
case (GET):
_get(client, path); break;
case (POST):
_post(client, path); break;
case (DELETE):
_delete(client, path); break;
default:
break;
}
}
#define E400 "\r\n<!DOCTYPE html><html><head><title>400 Bad Request</title></head><body><h1 style=\"text-align:center\">400 Bad Request</h1><hr><p style=\"text-align:center\">Le Webserv/0.1</p></body></html>"
#define E404 "\r\n<!DOCTYPE html><html><head><title>404 Not Found</title></head><body><h1 style=\"text-align:center\">404 Not Found</h1><hr><p style=\"text-align:center\">Le Webserv/0.1</p></body></html>"
#define E500 "\r\n<!DOCTYPE html><html><head><title>500 Internal Server Error</title></head><body><h1 style=\"text-align:center\">500 Internal Server Error</h1><hr><p style=\"text-align:center\">Le Webserv/0.1</p></body></html>"
void Webserv::_insert_status_line(Client *client)
{
std::string status_line;
status_line.append("HTTP/1.1 ");
// WIP, maybe make a map for status response
switch (client->status)
{
case (200):
status_line.append("200 OK");
break;
case (400):
status_line.append("400 Not Found");
client->response.append(E400);
break;
case (404):
status_line.append("404 Not Found");
client->response.append(E404);
break;
case (500):
status_line.append("500 Internal Server Error");
client->response.append(E500);
break;
}
status_line.append("\r\n");
status_line.append(_http_status[client->status]);
status_line.append(CRLF);
client->response.insert(0, status_line);
}
#define ROOT "website"
#define INDEX "index.html"
#define MAX_FILESIZE 1000000 // (1Mo)
void Webserv::_get_ressource(Client *client)
void Webserv::_error_html_response(Client *client)
{
std::ifstream ifd; // For chunk, ifstream directly in struct CLient for multiples read without close() ?
char buf[MAX_FILESIZE+1];
char *tmp;
// Mini parsing à l'arrache du PATH
std::string path;
try
if (!client->assigned_server || client->assigned_server->error_pages[client->status].empty())
{
path = client->raw_request.substr(0, client->raw_request.find("\r\n"));
path = path.substr(0, path.rfind(" "));
path = path.substr(path.find("/"));
if (path == "/")
path.append(INDEX);
path.insert(0, ROOT);
}
catch (std::out_of_range& e)
{
std::cout << e.what() << '\n';
client->status = 400;
return ;
}
if (access(path.data(), R_OK) == -1)
{
std::perror("err access()");
client->status = 404;
return ;
}
ifd.open(path.data(), std::ios::binary | std::ios::ate); // std::ios::binary (binary for files like images ?)
if (!ifd)
{
std::cerr << path << ": open fail" << '\n';
client->status = 500;
std::string html_page = HTML_ERROR;
::replace_all_substr(html_page, STATUS_PLACEHOLDER, _http_status[client->status]);
_append_body(client, html_page, "html");
}
else
{
// WIP : Chunk or not chunk (if filesize too big)
std::streampos size = ifd.tellg();
if (size > MAX_FILESIZE)
{
// Then chunk
client->status = 500; // WIP temp
std::cerr << "File too large for non chunk body\n";
ifd.close();
return ;
}
ifd.seekg(0, std::ios::beg);
ifd.read(buf, size);
buf[ifd.gcount()] = '\0';
client->response.append("Content-Type: text/html; charset=UTF-8\r\n");
client->response.append("Content-Length: ");
tmp = ::itoa(ifd.gcount());
client->response.append(tmp);
client->response.append("\r\n");
// Body
client->response.append("\r\n");
client->response.append(buf);
ifd.close();
}
_get_file(client, client->assigned_server->error_pages[client->status]);
}
void Webserv::_append_body(Client *client, const std::string &body, const std::string &file_extension)
{
const std::string &mime_type = _mime_types[file_extension];
client->response.append("Content-Type: ");
if (mime_type.empty())
client->response.append(MIME_TYPE_DEFAULT);
else
{
client->response.append(mime_type);
if (mime_type.find("text/") != NPOS)
client->response.append("; charset=UTF-8");
}
client->response.append(CRLF);
client->response.append("Content-Length: ");
std::string tmp = ::itos(body.size());
client->response.append(tmp);
client->response.append(CRLF);
client->response.append(CRLF);
client->response.append(body);
}
// Temporary Global Scope. Probably move to Client in the future.
ServerConfig *_determine_process_server(Client *client, std::vector<ServerConfig> &servers)
{
/*
http://nginx.org/en/docs/http/request_processing.html
_determine_process_server() should be complete.
TODO : test it
*/
std::string const &server_name = client->get_rq_headers("Host");
std::vector<ServerConfig>::iterator it = servers.begin();
std::vector<ServerConfig>::iterator default_server = servers.end();
while (it != servers.end())
{
if (it->host == client->get_cl_lsocket()->host
&& it->port == client->get_cl_lsocket()->port)
{
if ( std::find(it->server_name.begin(), it->server_name.end(), server_name) != it->server_name.end() )
break;
else if (default_server == servers.end())
default_server = it;
}
++it;
}
if (it != servers.end())
return (&(*it));
else
return (&(*default_server));
}
// const?
// Temporary Global Scope. Probably move to Client in the future.
const LocationConfig *_determine_location(const ServerConfig &server, const std::string &path)
{
/* RULES ***
If a path coresponds exactly to a location, use that one
if no path coresponds then use the most correct one
most correct means the most precise branch that is still above
the point we are aiming for
New Rule for location paths, they never end in /
Sooo
If we get a url that ends in / ignore the last /
*/
std::string uri = path;
if (uri[uri.size() - 1] == '/')
uri.erase(uri.size() - 1);
for (std::vector<LocationConfig>::const_iterator it = server.locations.begin(); it != server.locations.end(); it++)
{
if (it->path.size() > uri.size())
continue ;
if (uri.compare(0, it->path.size(), it->path) == 0)
{
if (it->path.size() == uri.size())
return (&(*it));
else if (uri[it->path.size()] == '/')
return (&(*it));
// this works cuz only ever looking for a / burried in a longer path
}
}
return (&(server.locations.back()));
// /test/mdr
// /test/mdr/
// /test/mdrBST
/* More stuff to check this still works with ***
/test/test_
/test/test_/
/test/test_deeper
/test/test_deeper/
/test/test_deepei
/test/test_deepei/
/test/test_deeperi
/test/test_deeper/super_deep/
/test/aaaaaaaaaaa/super_deep/
*/
}
std::string Webserv::_determine_file_extension(const std::string &path) const
{
size_t dot_pos = path.rfind(".");
if (dot_pos != NPOS && dot_pos + 1 < path.size())
return ( path.substr(dot_pos + 1) );
return (std::string(""));
}

View File

@@ -4,14 +4,6 @@
#define MAX_EVENTS 42 // arbitrary
#define TIMEOUT 3000
// Temp. To move in other file
bool operator==(const Client& lhs, const Client& rhs)
{ return lhs.fd == rhs.fd; }
bool operator==(const Client& lhs, int fd)
{ return lhs.fd == fd; }
bool operator==(int fd, const Client& rhs)
{ return fd == rhs.fd; }
void Webserv::run()
{
std::cerr << "Server started\n";
@@ -19,6 +11,7 @@ void Webserv::run()
int nfds;
int i;
int count_loop = 0;
std::vector<listen_socket>::iterator it_socket;
g_run = true;
while (g_run)
@@ -27,31 +20,52 @@ void Webserv::run()
nfds = ::epoll_wait(_epfd, events, MAX_EVENTS, TIMEOUT);
if (nfds == -1)
{
int errno_copy = errno;
std::perror("err epoll_wait()");
throw std::runtime_error("Epoll wait");
}
else if (nfds == 0)
{
if (!_clients.empty())
{
std::cerr << "Timeout " << TIMEOUT << "ms\n";
_close_all_clients();
}
if (errno_copy == EINTR)
g_run = false;
else
throw std::runtime_error("Epoll wait");
}
else if (nfds == 0 && !_clients.empty())
_timeout();
i = 0;
while (i < nfds)
{
// TODO : handle EPOLLERR and EPOLLHUP
if ((std::find(_listen_sockets.begin(), _listen_sockets.end(), events[i].data.fd) != _listen_sockets.end())
&& (events[i].events & EPOLLIN))
_accept_connection(events[i].data.fd);
else if (events[i].events & EPOLLIN)
_request( &(*std::find(_clients.begin(), _clients.end(), events[i].data.fd)) );
else if (events[i].events & EPOLLOUT)
_response( &(*std::find(_clients.begin(), _clients.end(), events[i].data.fd)) );
++i;
if (!g_run)
try {
it_socket = std::find(_listen_sockets.begin(), _listen_sockets.end(), events[i].data.fd);
if (it_socket != _listen_sockets.end())
{
if (events[i].events & EPOLLERR || events[i].events & EPOLLHUP)
_handle_epoll_error_lsocket(events[i].events, it_socket);
else if (events[i].events & EPOLLIN)
_accept_connection(*it_socket);
}
else
{
if (events[i].events & EPOLLERR || events[i].events & EPOLLHUP)
_handle_epoll_error_client(events[i].events, events[i].data.fd);
else if (events[i].events & EPOLLIN)
_request( &(*std::find(_clients.begin(), _clients.end(), events[i].data.fd)) );
else if (events[i].events & EPOLLOUT)
_response( &(*std::find(_clients.begin(), _clients.end(), events[i].data.fd)) );
}
++i;
if (!g_run)
break;
}
catch (const std::bad_alloc& e) {
std::cerr << e.what() << '\n';
_close_all_clients();
/* Swap to free the memory
From : http://www.uml.org.cn/c%2B%2B/pdf/EffectiveSTL.pdf#page=66 */
std::vector<Client>().swap(_clients);
break;
}
catch (const std::exception& e) {
std::cerr << e.what() << '\n';
++i;
}
}
}
}

18
srcs/webserv/timeout.cpp Normal file
View File

@@ -0,0 +1,18 @@
#include "Webserv.hpp"
void Webserv::_timeout()
{
std::cerr << "_timeout()\n";
std::vector<Client>::iterator it = _clients.begin();
while (it != _clients.end())
{
if (!it->request_complete)
{
std::cerr << "timeout request fd " << it->get_cl_fd() << "\n";
it->status = 408;
_epoll_update(it->get_cl_fd(), EPOLLOUT, EPOLL_CTL_MOD);
}
++it;
}
}

4
stylesheet/style.css Normal file
View File

@@ -0,0 +1,4 @@
h1 {
color: red;
text-align: center;
}

15
test_chunk.txt Normal file
View File

@@ -0,0 +1,15 @@
https://en.wikipedia.org/wiki/Chunked_transfer_encoding#Example
https://developer.mozilla.org/en-US/docs/Web/HTTP/Headers/Transfer-Encoding
GET / HTTP/1.1
Host: localhost:4040
Accept: */*
Transfer-Encoding: chunked
7
Mozilla
9
Developer
7
Network
0

204671
tmp.txt Normal file

File diff suppressed because it is too large Load Diff

4
urls.txt Normal file
View File

@@ -0,0 +1,4 @@
http://localhost:4040/test
http://localhost:4040/test/test_deeper/
http://localhost:4040/test/test_deeper/super_deep/
http://localhost:4040/test/index1.html

View File

@@ -1,11 +0,0 @@
<!DOCTYPE html>
<html>
<head>
<title>Le Webserv</title>
</head>
<body>
<h1 style="text-align:center">Le index (˘ ͜ʖ˘)</h1>
<hr>
<p style="text-align:center">(˚3˚)</p>
</body>
</html>

View File

@@ -1,300 +0,0 @@
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<!-- saved from url=(0057)https://www.rfc-editor.org/rfc/inline-errata/rfc2119.html -->
<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en" lang="en"><head profile="http://dublincore.org/documents/2008/08/04/dc-html/"><meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<title>rfc2119</title>
</head>
<body>
<div class="Verified-headnote-styling">
<span style="font-weight: bold;">This is a purely informative rendering of an RFC that includes verified errata. This rendering may not be used as a reference.</span>
<br>
<br>
The following 'Verified' errata have been incorporated in this document:
<a href="https://www.rfc-editor.org/rfc/inline-errata/rfc2119.html#eid493">EID 493</a>, <a href="https://www.rfc-editor.org/rfc/inline-errata/rfc2119.html#btn_494">EID 494</a>, <a href="https://www.rfc-editor.org/rfc/inline-errata/rfc2119.html#btn_495">EID 495</a>, <a href="https://www.rfc-editor.org/rfc/inline-errata/rfc2119.html#btn_494">EID 496</a>, <a href="https://www.rfc-editor.org/rfc/inline-errata/rfc2119.html#eid498">EID 498</a>, <a href="https://www.rfc-editor.org/rfc/inline-errata/rfc2119.html#btn_499">EID 499</a>, <a href="https://www.rfc-editor.org/rfc/inline-errata/rfc2119.html#eid500">EID 500</a>, <a href="https://www.rfc-editor.org/rfc/inline-errata/rfc2119.html#btn_5101">EID 5101</a>
</div>
<pre>Network Working Group S. Bradner
Request for Comments: 2119 Harvard University
BCP: 14 March 1997
Category: Best Current Practice
Key words for use in RFCs to Indicate Requirement Levels
Status of this Memo
This document specifies an Internet Best Current Practices for the
Internet Community, and requests discussion and suggestions for
improvements. Distribution of this memo is unlimited.
Abstract
In many standards track documents several words are used to signify
the requirements in the specification. These words are often
capitalized. This document defines these words as they should be
interpreted in IETF documents. Authors who follow these guidelines
should incorporate this phrase near the beginning of their document:
<span class="Verified-inline-styling" id="inline-499"> The key words "MUST", "MUST NOT", "REQUIRED", "SHALL", "SHALL <button id="btn_499" target="expand_499" onclick="hideFunction(&quot;expand_499&quot;)">Expand</button>
NOT", "SHOULD", "SHOULD NOT", "RECOMMENDED", "NOT
RECOMMENDED", "MAY", and "OPTIONAL" in this document are to
be interpreted as described in RFC 2119.</span>
<div class="nodeCloseClass" id="expand_499"><div class="Verified-endnote-styling" id="eid499">
<pre><b><i><a href="https://www.rfc-editor.org/errata/eid499">EID 499</a> (Verified) is as follows:</i></b>
<b>Section:</b> Abstract
<b>Original Text:</b>
The key words "MUST", "MUST NOT", "REQUIRED", "SHALL", "SHALL
NOT", "SHOULD", "SHOULD NOT", "RECOMMENDED", "MAY", and
"OPTIONAL" in this document are to be interpreted as described in
RFC 2119.
<b>Corrected Text:</b>
The key words "MUST", "MUST NOT", "REQUIRED", "SHALL", "SHALL
NOT", "SHOULD", "SHOULD NOT", "RECOMMENDED", "NOT
RECOMMENDED", "MAY", and "OPTIONAL" in this document are to
be interpreted as described in RFC 2119.
</pre>
<b>Notes:</b><br>
The phrase "NOT RECOMMENDED" is missing from this sentence.
</div>
</div>
Note that the force of these words is modified by the requirement
level of the document in which they are used.
<span class="Verified-inline-styling" id="inline-495">1. MUST This word, or the terms "REQUIRED" or "SHALL", means that the <button id="btn_495" target="expand_495" onclick="hideFunction(&quot;expand_495&quot;)">Expand</button>
definition is an absolute requirement of the specification.
<div class="Verified-endnote-styling" id="eid493">
<pre><b><i><a href="https://www.rfc-editor.org/errata/eid493">EID 493</a> (Verified) is as follows:</i></b>
<b>Section:</b> 1
<b>Original Text:</b>
2. MUST NOT This phrase, or the phrase "SHALL NOT", mean that the
definition is an absolute prohibition of the specification.
<b>Corrected Text:</b>
2. MUST NOT This phrase, or the phrase "SHALL NOT", means that the
definition is an absolute prohibition of the specification.
</pre>
<b>Notes:</b><br>
</div>
<div class="Verified-endnote-styling" id="eid498">
<pre><b><i><a href="https://www.rfc-editor.org/errata/eid498">EID 498</a> (Verified) is as follows:</i></b>
<b>Section:</b> 1
<b>Original Text:</b>
4. SHOULD NOT This phrase, or the phrase "NOT RECOMMENDED" mean that
there may exist valid reasons in particular circumstances when the
particular behavior is acceptable or even useful, but the full
implications should be understood and the case carefully weighed
before implementing any behavior described with this label.
<b>Corrected Text:</b>
4. SHOULD NOT This phrase, or the phrase "NOT RECOMMENDED", means that
there may exist valid reasons in particular circumstances when the
particular behavior is acceptable or even useful, but the full
implications should be understood and the case carefully weighed
before implementing any behavior described with this label.
</pre>
<b>Notes:</b><br>
</div>
<div class="Verified-endnote-styling" id="eid500">
<pre><b><i><a href="https://www.rfc-editor.org/errata/eid500">EID 500</a> (Verified) is as follows:</i></b>
<b>Section:</b> 1
<b>Original Text:</b>
3. SHOULD This word, or the adjective "RECOMMENDED", mean that there
may exist valid reasons in particular circumstances to ignore a
particular item, but the full implications must be understood and
carefully weighed before choosing a different course.
<b>Corrected Text:</b>
3. SHOULD This word, or the adjective "RECOMMENDED", means that there
may exist valid reasons in particular circumstances to ignore a
particular item, but the full implications must be understood and
carefully weighed before choosing a different course.
</pre>
<b>Notes:</b><br>
</div>
</span>
<div class="nodeCloseClass" id="expand_495"><div class="Verified-endnote-styling" id="eid495">
<pre><b><i><a href="https://www.rfc-editor.org/errata/eid495">EID 495</a> (Verified) is as follows:</i></b>
<b>Section:</b> 1
<b>Original Text:</b>
1. MUST This word, or the terms "REQUIRED" or "SHALL", mean that the
definition is an absolute requirement of the specification.
<b>Corrected Text:</b>
1. MUST This word, or the terms "REQUIRED" or "SHALL", means that the
definition is an absolute requirement of the specification.
</pre>
<b>Notes:</b><br>
</div>
</div>
2. MUST NOT This phrase, or the phrase "SHALL NOT", mean that the
definition is an absolute prohibition of the specification.
3. SHOULD This word, or the adjective "RECOMMENDED", mean that there
may exist valid reasons in particular circumstances to ignore a
particular item, but the full implications must be understood and
carefully weighed before choosing a different course.
4. SHOULD NOT This phrase, or the phrase "NOT RECOMMENDED" mean that
there may exist valid reasons in particular circumstances when the
particular behavior is acceptable or even useful, but the full
implications should be understood and the case carefully weighed
before implementing any behavior described with this label.
<span class="Verified-inline-styling" id="inline-5101">5. MAY This word, or the adjective "OPTIONAL", mean that an item is <button id="btn_5101" target="expand_5101" onclick="hideFunction(&quot;expand_5101&quot;)">Expand</button>
truly optional. One vendor may choose to include the item because a
particular marketplace requires it or because the vendor feels that
it enhances the product while another vendor may omit the same item.
An implementation which does not include a particular option MUST be
prepared to interoperate with another implementation which does
include the option, though perhaps with reduced functionality. In the
same vein an implementation which does include a particular option
MUST be prepared to interoperate with another implementation which
does not include the option (except, of course, for the feature the
option provides).</span>
<div class="nodeCloseClass" id="expand_5101"><div class="Verified-endnote-styling" id="eid5101">
<pre><b><i><a href="https://www.rfc-editor.org/errata/eid5101">EID 5101</a> (Verified) is as follows:</i></b>
<b>Section:</b> 5
<b>Original Text:</b>
5. MAY This word, or the adjective "OPTIONAL", mean that an item is
truly optional. One vendor may choose to include the item because a
particular marketplace requires it or because the vendor feels that
it enhances the product while another vendor may omit the same item.
An implementation which does not include a particular option MUST be
prepared to interoperate with another implementation which does
include the option, though perhaps with reduced functionality. In the
same vein an implementation which does include a particular option
MUST be prepared to interoperate with another implementation which
does not include the option (except, of course, for the feature the
option provides.)
<b>Corrected Text:</b>
5. MAY This word, or the adjective "OPTIONAL", mean that an item is
truly optional. One vendor may choose to include the item because a
particular marketplace requires it or because the vendor feels that
it enhances the product while another vendor may omit the same item.
An implementation which does not include a particular option MUST be
prepared to interoperate with another implementation which does
include the option, though perhaps with reduced functionality. In the
same vein an implementation which does include a particular option
MUST be prepared to interoperate with another implementation which
does not include the option (except, of course, for the feature the
option provides).
</pre>
<b>Notes:</b><br>
Full stop should appear outside the parentheses in the last sentence.
</div>
</div>
6. Guidance in the use of these Imperatives
Imperatives of the type defined in this memo must be used with care
and sparingly. In particular, they MUST only be used where it is
actually required for interoperation or to limit behavior which has
potential for causing harm <span class="Verified-inline-styling" id="inline-494">(e.g., limiting retransmissions)</span> For <button id="btn_494" target="expand_494" onclick="hideFunction(&quot;expand_494&quot;)">Expand Multiple</button>
<div class="nodeCloseClass" id="expand_494"><div class="Verified-endnote-styling" id="eid494">
<pre><b><i><a href="https://www.rfc-editor.org/errata/eid494">EID 494</a> (Verified) is as follows:</i></b>
<b>Section:</b> 6
<b>Original Text:</b>
(e.g., limiting retransmisssions)
<b>Corrected Text:</b>
(e.g., limiting retransmissions)
</pre>
<b>Notes:</b><br>
</div>
<div class="Verified-endnote-styling" id="eid496">
<pre><b><i><a href="https://www.rfc-editor.org/errata/eid496">EID 496</a> (Verified) is as follows:</i></b>
<b>Section:</b> 6
<b>Original Text:</b>
In particular, they MUST only be used where it is actually required
for interoperation or to limit behavior which has potential for
causing harm (e.g., limiting retransmisssions) For example, they
must not be used to try to impose a particular method on
implementors where the method is not required for interoperability.
<b>Corrected Text:</b>
In particular, they MUST only be used where it is actually required
for interoperation or to limit behavior which has potential for
causing harm (e.g., limiting retransmissions). For example, they
must not be used to try to impose a particular method on
implementors where the method is not required for interoperability.
</pre>
<b>Notes:</b><br>
</div>
</div> example, they must not be used to try to impose a particular method
on implementors where the method is not required for
interoperability.
7. Security Considerations
These terms are frequently used to specify behavior with security
implications. The effects on security of not implementing a MUST or
SHOULD, or doing something the specification says MUST NOT or SHOULD
NOT be done may be very subtle. Document authors should take the time
to elaborate the security implications of not following
recommendations or requirements as most implementors will not have
had the benefit of the experience and discussion that produced the
specification.
8. Acknowledgments
The definitions of these terms are an amalgam of definitions taken
from a number of RFCs. In addition, suggestions have been
incorporated from a number of people including Robert Ullmann, Thomas
Narten, Neal McBurnett, and Robert Elz.
9. Author's Address
Scott Bradner
Harvard University
1350 Mass. Ave.
Cambridge, MA 02138
phone - +1 617 495 3864
email - sob@harvard.edu
</pre></body></html>

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<!DOCTYPE html>
<html>
<head>
<title>404 Not Found</title>
</head>
<body>
<h1 style="text-align:center">Check it UP 404 Not Found</h1>
<hr>
<p style=\"text-align:center\">Le Webserv/0.1</p>
</body>
</html>

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<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title></title>
<style>
body {
display: flex;
flex-direction: row;
margin: auto;
}
form {
display: flex;
flex-direction: column;
border: 1px solid red;
margin: 20px auto;
padding: 5px;
}
form > * {
display: flex;
margin: 5px auto 5px 5px;
}
mark {
margin: 0px 3px;
}
</style>
</head>
<body>
<form method="get" action="/cgi-bin/cgi_cpp.out">
<p><mark>get</mark> form</p>
<p>to <mark>/cgi-bin/cgi_cpp.out</mark></p>
<label for="fname">First name:</label><br>
<input type="text" id="fname" name="fname" value="John"><br>
<label for="lname">Last name:</label><br>
<input type="text" id="lname" name="lname" value="Doe"><br><br>
<input type="submit" value="submit">
</form>
<br>
<form method="post" action="/cgi-bin/cgi_cpp.out">
<p><mark>post</mark> form</p>
<p>to <mark>/cgi-bin/cgi_cpp.out</mark></p>
<label for="fname">First name:</label><br>
<input type="text" id="fname" name="fname" value="John"><br>
<label for="lname">Last name:</label><br>
<input type="text" id="lname" name="lname" value="Doe"><br><br>
<input type="submit" value="submit">
</form>
<br>
<form method="get" action="/cgi-bin/cgi_cpp_content_length.out">
<p><mark>get</mark> form</p>
<p>to <mark>/cgi-bin/cgi_cpp_content_length.out</mark></p>
<label for="fname">First name:</label><br>
<input type="text" id="fname" name="fname" value="John"><br>
<label for="lname">Last name:</label><br>
<input type="text" id="lname" name="lname" value="Doe"><br><br>
<input type="submit" value="submit">
</form>
<br>
<form method="post" action="/cgi-bin/cgi_cpp_content_length.out">
<p><mark>post</mark> form</p>
<p>to <mark>/cgi-bin/cgi_cpp_content_length.out</mark></p>
<label for="fname">First name:</label><br>
<input type="text" id="fname" name="fname" value="John"><br>
<label for="lname">Last name:</label><br>
<input type="text" id="lname" name="lname" value="Doe"><br><br>
<input type="submit" value="submit">
</form>
<br>
</body>
</html>

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<!DOCTYPE html>
<html>
<head>
<!-- <link href="styles/style.css" rel="stylesheet"> -->
<title>Le Webserv</title>
</head>
<body>
<h1>My First Heading</h1>
<p>My first paragraph.</p>
<h1 style="text-align:center">Le index (˘ ͜ʖ˘)</h1>
<hr>
<p style="text-align:center">(˚3˚)</p>
</body>
</html>

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<link rel="alternative stylesheet" type="text/css" href="./rfc2119_files/errata-monochrome.css" title="Monochrome">
<link rel="alternative stylesheet" type="text/css" href="./rfc2119_files/errata-printer.css" title="Printer">
<script src="./rfc2119_files/errata.js.téléchargement"></script>
<script src="./rfc2119_files/errata.js"></script>
</head>
<body>
<div class="Verified-headnote-styling">

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<style type="text/css">
@media only screen
and (min-width: 992px)
and (max-width: 1199px) {
body { font-size: 14pt; }
div.content { width: 96ex; margin: 0 auto; }
}
@media only screen
and (min-width: 768px)
and (max-width: 991px) {
body { font-size: 14pt; }
div.content { width: 96ex; margin: 0 auto; }
}
@media only screen
and (min-width: 480px)
and (max-width: 767px) {
body { font-size: 11pt; }
div.content { width: 96ex; margin: 0 auto; }
}
@media only screen
and (max-width: 479px) {
body { font-size: 8pt; }
div.content { width: 96ex; margin: 0 auto; }
}
@media only screen
and (min-device-width : 375px)
and (max-device-width : 667px) {
body { font-size: 9.5pt; }
div.content { width: 96ex; margin: 0; }
}
@media only screen
and (min-device-width: 1200px) {
body { font-size: 10pt; margin: 0 4em; }
div.content { width: 96ex; margin: 0; }
}
h1, h2, h3, h4, h5, h6, .h1, .h2, .h3, .h4, .h5, .h6 {
font-weight: bold;
line-height: 0pt;
display: inline;
white-space: pre;
font-family: monospace;
font-size: 1em;
font-weight: bold;
}
pre {
font-size: 1em;
margin-top: 0px;
margin-bottom: 0px;
}
.pre {
white-space: pre;
font-family: monospace;
}
.header{
font-weight: bold;
}
.newpage {
page-break-before: always;
}
.invisible {
text-decoration: none;
color: white;
}
a.selflink {
color: black;
text-decoration: none;
}
@media print {
body {
font-family: monospace;
font-size: 10.5pt;
}
h1, h2, h3, h4, h5, h6 {
font-size: 1em;
}
a:link, a:visited {
color: inherit;
text-decoration: none;
}
.noprint {
display: none;
}
}
@media screen {
.grey, .grey a:link, .grey a:visited {
color: #777;
}
.docinfo {
background-color: #EEE;
}
.top {
border-top: 7px solid #EEE;
}
.bgwhite { background-color: white; }
.bgred { background-color: #F44; }
.bggrey { background-color: #666; }
.bgbrown { background-color: #840; }
.bgorange { background-color: #FA0; }
.bgyellow { background-color: #EE0; }
.bgmagenta{ background-color: #F4F; }
.bgblue { background-color: #66F; }
.bgcyan { background-color: #4DD; }
.bggreen { background-color: #4F4; }
.legend { font-size: 90%; }
.cplate { font-size: 70%; border: solid grey 1px; }
}
.Verified-headnote-styling, .Held-headnote-styling, .Reported-headnote-styling, .Rejected-headnote-styling {
border:dashed;
margin:8px;
padding;24px;
overflow-wrap: normal;
padding: 1em;
}
.Verified-endnote-styling, .Held-endnote-styling, .Reported-endnote-styling, .Rejected-endnote-styling {
border:dashed;
margin:8px;
padding:24px;
overflow:auto;
white-space: pre-wrap;
}
.Verified-ineline-styling, .Held-ineline-styling, .Reported-ineline-styling, .Rejected-ineline-styling {
white-space: pre-wrap;
}
.nodeCloseClass {
display:none;
}
.nodeOpenClass {
display:inline;
}
</style>

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<style type="text/css">
.verified {color: green}
.supplementary-styling {
background-color: yellow
}
.old-text {color: red}
.Verified-headnote-styling, .Verified-endnote-styling {
background-color: LightGreen;
color: black;
}
.Verified-inline-styling {
color: Green;
}
.Held-headnote-styling, .Held-endnote-styling {
background-color: LightBlue;
color: black;
}
.Held-inline-styling {
color: Blue;
}
.Reported-headnote-styling, .Reported-endnote-styling {
background-color: Beige;
}
.Reported-inline-styling {
color:GoldenRod;
}
.Rejected-headnote-styling, .Rejected-endnote-styling {
background-color: LightPink;
color: black;
}
.Rejected-inline-styling {
color: red;
}
</style>

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<style type="text/css">
.Verified-headnote-styling, .Verified-endnote-styling {
font-wieght: bold;
}
.Verified-inline-styling {
font-wieght: bold;
background-color: lightGrey;
}
.Held-headnote-styling, .Held-endnote-styling {
font-style: italic;
}
.Held-inline-styling {
font-style: italic;
background-color: lightGrey;
}
.Reported-headnote-styling, .Reported-endnote-styling {
background-color: Beige;
}
.Reported-inline-styling {
color: Yellow;
}
.Rejected-headnote-styling, .Rejected-endnote-styling {
background-color: LightPink;
}
.Rejected-inline-styling {
color: red;
}
</style>

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<style type="text/css">
.Verified-headnote-styling, .Verified-endnote-styling {
font-wieght: bold;
}
.Verified-inline-styling {
font-wieght: bold;
background-color: lightGrey;
}
.Held-headnote-styling, .Held-endnote-styling {
font-style: italic;
}
.Held-inline-styling {
font-style: italic;
background-color: lightGrey;
}
.Reported-headnote-styling, .Reported-endnote-styling {
background-color: Beige;
}
.Reported-inline-styling {
color: Yellow;
}
.Rejected-headnote-styling, .Rejected-endnote-styling {
background-color: LightPink;
}
.Rejected-inline-styling {
color: red;
}
.nodeCloseClass {
display:inline;
}
.nodeOpenClass {
display:inline;
}
</style>

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function hideFunction(nodeId) {
var ul = document.getElementById(nodeId)
ul.className = (ul.className=="nodeOpenClass") ? "nodeCloseClass" : "nodeOpenClass"
}

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function hideFunction(nodeId) {
var ul = document.getElementById(nodeId)
ul.className = (ul.className=="nodeOpenClass") ? "nodeCloseClass" : "nodeOpenClass"
}

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<!DOCTYPE html>
<html>
<head>
<title>Webserv test index</title>
<!-- <link rel="stylesheet" href="stylesheet/style.css"> -->
<link rel="stylesheet" href="/stylesheet/style.css">
</head>
<body>
<h1>Webserv Test Index</h1>
<hr>
<p style="text-align:center">(˚3˚)</p>
</body>
</html>

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<!DOCTYPE html>
<html>
<head>
<title>Webserv test Something</title>
</head>
<body>
<h1 style="text-align:center">Webserv Test Something</h1>
<hr>
<p style="text-align:center">(˚3˚)</p>
</body>
</html>

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<!DOCTYPE html>
<html>
<head>
<title>Webserv Test Deeper Index</title>
</head>
<body>
<h1 style="text-align:center">Webserv Test Deeper Index</h1>
<hr>
<p style="text-align:center">(˚3˚)</p>
</body>
</html>

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<!DOCTYPE html>
<html>
<head>
<title>Webserv test deeper Something</title>
</head>
<body>
<h1 style="text-align:center">Webserv Test Deeper Something</h1>
<hr>
<p style="text-align:center">(˚3˚)</p>
</body>
</html>

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<!DOCTYPE html>
<html>
<head>
<title>Webserv test deeper Something</title>
</head>
<body>
<h1 style="text-align:center">Webserv Test Super Deep Something</h1>
<hr>
<p style="text-align:center">(˚3˚)</p>
</body>
</html>

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<!--
https://www.w3schools.com/howto/howto_html_file_upload_button.asp
https://www.filestack.com/fileschool/html/html-file-upload-tutorial-example/
https://www.rfc-editor.org/rfc/rfc9110#name-multipart-types
https://www.rfc-editor.org/rfc/rfc2046#section-5.1.1
-->
<form action="/upload" method="post" enctype="multipart/form-data">
<input type="file" id="myFile" name="upload_file">
<input type="submit">
</form>