42/42_INT_12_webserv
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litle fix in utils trim

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+ 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
This commit is contained in:
Hugo LAMY
2022-08-15 00:24:08 +02:00
parent d663a4c7e6
commit f6f63931ad
12 changed files with 385 additions and 73 deletions
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68
srcs/webserv/cgi_script.cpp
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@@ -140,8 +140,6 @@ std::string Webserv::_exec_script(Client *client, char **env)
std::string body = client->get_rq_body();
int fd_in[2];
int fd_out[2];
int save_in = dup(STDIN_FILENO);
int save_out = dup(STDOUT_FILENO);
std::string path;
pipe(fd_in);
@@ -150,7 +148,7 @@ std::string Webserv::_exec_script(Client *client, char **env)
pid = fork();
if (pid == -1)
std::cerr << "fork crashed" << std::endl;
else if (pid == 0)
else if (pid == 0) // child
{
close(FD_WR_TO_CHLD);
close(FD_RD_FR_CHLD);
@@ -162,9 +160,10 @@ std::string Webserv::_exec_script(Client *client, char **env)
// for tests execve crash :
//execve("wrong", nll, env);
std::cerr << "execve crashed.\n";
// TODO HUGO : check errno
}
else
else //parent
{
close(FD_RD_FR_PRNT);
close(FD_WR_TO_PRNT);
@@ -182,9 +181,7 @@ std::string Webserv::_exec_script(Client *client, char **env)
}
if (script_output.empty())
script_output = "Status: 500\r\n\r\n";
dup2(save_in, STDIN_FILENO);
dup2(save_out, STDOUT_FILENO);
return script_output;
}
@@ -192,6 +189,8 @@ 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);
@@ -248,3 +247,58 @@ void Webserv::_check_script_fields(Client *client, std::string & output)
}
}
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);
}