aniani/gophernicus
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Initial support for HAproxy/Stunnel proxy protocol v1

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This commit is contained in:
Kim Holviala 2017-02-02 19:56:04 +02:00
parent 8212b694b1
commit d61cebb14c
2 changed files with 24 additions and 0 deletions
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23
gophernicus.c
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@ -480,6 +480,11 @@ int main(int argc, char *argv[])
shm_state *shm;
int shmid;
#endif
#ifdef ENABLE_HAPROXY1
char remote[BUFSIZE];
char local[BUFSIZE];
int dummy;
#endif
/* Get the name of this binary */
if ((c = strrchr(argv[0], '/'))) sstrlcpy(self, c + 1);
@ -556,6 +561,7 @@ int main(int argc, char *argv[])
platform(&st);
/* Read selector */
get_selector:
if (fgets(selector, sizeof(selector) - 1, stdin) == NULL)
selector[0] = '\0';
@ -564,6 +570,23 @@ int main(int argc, char *argv[])
if (st.debug) syslog(LOG_INFO, "client sent us \"%s\"", selector);
/* Handle HAproxy/Stunnel proxy protocol v1 */
#ifdef ENABLE_HAPROXY1
if (sstrncmp(selector, "PROXY TCP") == MATCH) {
if (st.debug) syslog(LOG_INFO, "got proxy protocol header \"%s\"", selector);
sscanf(selector, "PROXY TCP%d %s %s %d %d",
&dummy, remote, local, &dummy, &st.server_port);
/* Strip ::ffff: IPv4-in-IPv6 prefix and override old addresses */
sstrlcpy(st.req_local_addr, local + ((sstrncmp(local, "::ffff:") == MATCH) ? 7 : 0));
sstrlcpy(st.req_remote_addr, remote + ((sstrncmp(remote, "::ffff:") == MATCH) ? 7 : 0));
/* My precious \o/ */
goto get_selector;
}
#endif
/* Handle hURL: redirect page */
if (sstrncmp(selector, "URL:") == MATCH) {
st.req_filetype = TYPE_HTML;

1
gophernicus.h
View File

@ -31,6 +31,7 @@
*/
#undef ENABLE_STRICT_RFC1436 /* Follow RFC1436 to the letter */
#undef ENABLE_AUTOHIDING /* Hide manually listed resources from generated menus */
#define ENABLE_HAPROXY1 /* Autodetect HAproxy/Stunnel proxy protocol v1 */
/*