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improve CGI support

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- set some more environment variables (PATH_INFO for example is used by
  cgit). Also set REMOTE_ADDR, SERVER_PORT, SERVER_SOFTWARE.
- when a file is requested in cgi mode serve it, if it doesn't exist,
  pass it to the CGI script (needed for cgit image/CSS).
This commit is contained in:
Hiltjo Posthuma 2014-08-14 17:10:38 +00:00 committed by FRIGN
parent 159cdb3e0b
commit 2822488312
1 changed files with 21 additions and 2 deletions
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21
quark.c
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@ -307,6 +307,7 @@ void
responsecgi(void) {
FILE *cgi;
size_t r;
char *q;
if (req.type == GET)
setenv("REQUEST_METHOD", "GET", 1);
@ -316,8 +317,21 @@ responsecgi(void) {
return;
if (*reqhost)
setenv("SERVER_NAME", reqhost, 1);
if((q = strchr(reqbuf, '?'))) {
setenv("QUERY_STRING", q + 1, 1);
*q = '\0';
setenv("PATH_INFO", reqbuf, 1);
*q = '?';
} else {
setenv("QUERY_STRING", "", 1);
setenv("PATH_INFO", reqbuf, 1);
}
setenv("SERVER_PORT", serverport, 1);
setenv("SERVER_SOFTWARE", "quark-"VERSION, 1);
setenv("SCRIPT_NAME", cgi_script, 1);
setenv("REMOTE_ADDR", host, 1);
setenv("REQUEST_URI", reqbuf, 1);
logmsg("CGI SERVER_NAME=%s SCRIPT_NAME=%s REQUEST_URI=%s\n",
reqhost, cgi_script, reqbuf);
if (chdir(cgi_dir) == -1)
@ -350,6 +364,7 @@ void
response(void) {
char *p;
struct stat st;
int r;
for (p = reqbuf; *p; p++) {
if (*p == '\\' || (*p == '/' && *(p + 1) == '.')) {
@ -364,10 +379,14 @@ response(void) {
}
}
r = stat(reqbuf, &st);
if (cgi_mode) {
if(r != -1 && !S_ISDIR(st.st_mode))
responsefile();
else
responsecgi();
} else {
if (stat(reqbuf, &st) != -1 && S_ISDIR(st.st_mode))
if (r != -1 && S_ISDIR(st.st_mode))
responsedir();
else
responsefile();