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handle_connection: replace "goto fail" with func call

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this allows to see in a backtrace from where the error was
triggered.
This commit is contained in:
rofl0r 2020-09-10 14:48:39 +01:00
parent e94cbdb3a5
commit f1bd259e6e
1 changed files with 18 additions and 18 deletions
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36
src/reqs.c
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@ -1522,6 +1522,10 @@ static void handle_connection_failure(struct conn_s *connptr)
*/
void handle_connection (int fd, union sockaddr_union* addr)
{
#define HC_FAIL() \
do {handle_connection_failure(connptr); goto done;} while(0)
ssize_t i;
struct conn_s *connptr;
struct request_s *request = NULL;
@ -1565,7 +1569,7 @@ void handle_connection (int fd, union sockaddr_union* addr)
"You tried to connect to the "
"machine the proxy is running on",
NULL);
goto fail;
HC_FAIL();
}
@ -1576,7 +1580,7 @@ void handle_connection (int fd, union sockaddr_union* addr)
"The administrator of this proxy has not configured "
"it to service requests from your host.",
NULL);
goto fail;
HC_FAIL();
}
if (read_request_line (connptr) < 0) {
@ -1585,7 +1589,7 @@ void handle_connection (int fd, union sockaddr_union* addr)
"detail",
"Server timeout waiting for the HTTP request "
"from the client.", NULL);
goto fail;
HC_FAIL();
}
/*
@ -1599,7 +1603,7 @@ void handle_connection (int fd, union sockaddr_union* addr)
"An internal server error occurred while processing "
"your request. Please contact the administrator.",
NULL);
goto fail;
HC_FAIL();
}
/*
@ -1613,7 +1617,7 @@ void handle_connection (int fd, union sockaddr_union* addr)
"Could not retrieve all the headers from "
"the client.", NULL);
update_stats (STAT_BADCONN);
goto fail;
HC_FAIL();
}
if (config->basicauth_list != NULL) {
@ -1640,7 +1644,7 @@ void handle_connection (int fd, union sockaddr_union* addr)
"detail",
"This proxy requires authentication.",
NULL);
goto fail;
HC_FAIL();
}
if ( /* currently only "basic" auth supported */
(strncmp(authstring, "Basic ", 6) == 0 ||
@ -1655,7 +1659,7 @@ e401:
"The administrator of this proxy has not configured "
"it to service requests from you.",
NULL);
goto fail;
HC_FAIL();
}
hashmap_remove (hashofheaders, "proxy-authorization");
}
@ -1678,13 +1682,13 @@ e401:
if (!connptr->show_stats) {
update_stats (STAT_BADCONN);
}
goto fail;
HC_FAIL();
}
connptr->upstream_proxy = UPSTREAM_HOST (request->host);
if (connptr->upstream_proxy != NULL) {
if (connect_to_upstream (connptr, request) < 0) {
goto fail;
HC_FAIL();
}
} else {
connptr->server_fd = opensock (request->host, request->port,
@ -1695,7 +1699,7 @@ e401:
PACKAGE_NAME " "
"was unable to connect to the remote web server.",
"error", strerror (errno), NULL);
goto fail;
HC_FAIL();
}
log_message (LOG_CONN,
@ -1709,13 +1713,13 @@ e401:
if (process_client_headers (connptr, hashofheaders) < 0) {
update_stats (STAT_BADCONN);
goto fail;
HC_FAIL();
}
if (!connptr->connect_method || UPSTREAM_IS_HTTP(connptr)) {
if (process_server_headers (connptr) < 0) {
update_stats (STAT_BADCONN);
goto fail;
HC_FAIL();
}
} else {
if (send_ssl_response (connptr) < 0) {
@ -1723,7 +1727,7 @@ e401:
"handle_connection: Could not send SSL greeting "
"to client.");
update_stats (STAT_BADCONN);
goto fail;
HC_FAIL();
}
}
@ -1734,14 +1738,10 @@ e401:
"and remote client (fd:%d)",
connptr->client_fd, connptr->server_fd);
goto done;
fail:
handle_connection_failure(connptr);
done:
free_request_struct (request);
hashmap_delete (hashofheaders);
destroy_conn (connptr);
return;
#undef HC_FAIL
}