-const char jcc_rcs[] = "$Id: jcc.c,v 1.256 2009/06/11 11:49:11 fabiankeil Exp $";
+const char jcc_rcs[] = "$Id: jcc.c,v 1.264 2009/07/07 16:42:26 fabiankeil Exp $";
/*********************************************************************
*
* File : $Source: /cvsroot/ijbswa/current/jcc.c,v $
{
if ((csp->flags & CSP_FLAG_SERVER_CONNECTION_KEEP_ALIVE))
{
- log_error(LOG_LEVEL_CONNECT, "Unsetting keep-alive flag.");
- csp->flags &= ~CSP_FLAG_SERVER_CONNECTION_KEEP_ALIVE;
+ log_error(LOG_LEVEL_CONNECT,
+ "Marking the server socket %d tainted.", csp->sfd);
+ csp->flags |= CSP_FLAG_SERVER_SOCKET_TAINTED;
}
}
struct http_request *http = csp->http;
jb_err err;
+#ifdef FEATURE_CONNECTION_KEEP_ALIVE
+ if ((!strcmpic(csp->http->ver, "HTTP/1.1"))
+ && (csp->http->ssl == 0))
+ {
+ /* Assume persistence until further notice */
+ csp->flags |= CSP_FLAG_CLIENT_CONNECTION_KEEP_ALIVE;
+ }
+#endif /* def FEATURE_CONNECTION_KEEP_ALIVE */
+
err = sed(csp, FILTER_CLIENT_HEADERS);
if (JB_ERR_OK != err)
{
return JB_ERR_PARSE;
}
+#ifdef FEATURE_CONNECTION_KEEP_ALIVE
+ if ((csp->flags & CSP_FLAG_CLIENT_CONNECTION_KEEP_ALIVE))
+ {
+ if (csp->iob->cur[0] != '\0')
+ {
+ csp->flags |= CSP_FLAG_SERVER_SOCKET_TAINTED;
+ if (!strcmpic(csp->http->gpc, "POST"))
+ {
+ /* XXX: this is an incomplete hack */
+ csp->flags &= ~CSP_FLAG_CLIENT_REQUEST_COMPLETELY_READ;
+ log_error(LOG_LEVEL_CONNECT,
+ "POST request detected. The connection will not be kept alive.");
+ }
+ else
+ {
+ /* XXX: and so is this */
+ csp->flags |= CSP_FLAG_CLIENT_REQUEST_COMPLETELY_READ;
+ log_error(LOG_LEVEL_CONNECT,
+ "Possible pipeline attempt detected. The connection will not "
+ "be kept alive and we will only serve the first request.");
+ /* Nuke the pipelined requests from orbit, just to be sure. */
+ csp->iob->buf[0] = '\0';
+ csp->iob->eod = csp->iob->cur = csp->iob->buf;
+ }
+ }
+ else
+ {
+ csp->flags |= CSP_FLAG_CLIENT_REQUEST_COMPLETELY_READ;
+ log_error(LOG_LEVEL_CONNECT, "Complete client request received.");
+ }
+ }
+#endif /* def FEATURE_CONNECTION_KEEP_ALIVE */
+
return JB_ERR_OK;
}
#else
FD_ZERO(&rfds);
#endif
- FD_SET(csp->cfd, &rfds);
+#ifdef FEATURE_CONNECTION_KEEP_ALIVE
+ if ((csp->flags & CSP_FLAG_CLIENT_REQUEST_COMPLETELY_READ))
+ {
+ maxfd = csp->sfd;
+ }
+ else
+#endif /* def FEATURE_CONNECTION_KEEP_ALIVE */
+ {
+ FD_SET(csp->cfd, &rfds);
+ }
+
FD_SET(csp->sfd, &rfds);
#ifdef FEATURE_CONNECTION_KEEP_ALIVE
/* Did we actually get anything? */
if (NULL == csp->headers->first)
{
- log_error(LOG_LEVEL_ERROR, "Empty server or forwarder response.");
+ log_error(LOG_LEVEL_ERROR,
+ "Empty server or forwarder response received on socket %d.", csp->sfd);
log_error(LOG_LEVEL_CLF, "%s - - [%T] \"%s\" 502 0", csp->ip_addr_str, http->cmd);
send_crunch_response(csp, error_response(csp, "no-server-data"));
free_http_request(http);
continue_chatting = (csp->config->feature_flags
& RUNTIME_FEATURE_CONNECTION_KEEP_ALIVE)
&& (csp->flags & CSP_FLAG_SERVER_CONNECTION_KEEP_ALIVE)
+ && !(csp->flags & CSP_FLAG_SERVER_SOCKET_TAINTED)
&& (csp->cfd != JB_INVALID_SOCKET)
&& (csp->sfd != JB_INVALID_SOCKET)
&& socket_is_still_usable(csp->sfd);
(NULL != config->haddr) ? config->haddr : "INADDR_ANY", config->hport);
default :
- log_error(LOG_LEVEL_FATAL, "can't bind to %s:%d: because %E",
+ log_error(LOG_LEVEL_FATAL, "can't bind to %s:%d: %E",
(NULL != config->haddr) ? config->haddr : "INADDR_ANY", config->hport);
}