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mod_proxy: Ensure network errors detected by the proxy are returned as

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504 Gateway Timout as opposed to 502 Bad Gateway, in order to be
compliant with RFC2616 14.9.4 Cache Revalidation and Reload Controls.


git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/trunk@1480058 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Graham Leggett
2013-05-07 20:27:37 +00:00
parent 61f014bf78
commit a7fc0f013e
4 changed files with 132 additions and 59 deletions
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4
modules/proxy/mod_proxy_http.c
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@@ -1374,7 +1374,7 @@ apr_status_t ap_proxy_http_process_response(apr_pool_t * p, request_rec *r,
" failed.",
backend->hostname, backend->port);
}
return ap_proxyerror(r, HTTP_BAD_GATEWAY,
return ap_proxyerror(r, HTTP_GATEWAY_TIME_OUT,
"Error reading from remote server");
}
/* XXX: Is this a real headers length send from remote? */
@@ -1722,7 +1722,7 @@ apr_status_t ap_proxy_http_process_response(apr_pool_t * p, request_rec *r,
}
else if (rv != APR_SUCCESS) {
/* In this case, we are in real trouble because
* our backend bailed on us. Pass along a 502 error
* our backend bailed on us. Pass along a 504 error
* error bucket
*/
ap_log_rerror(APLOG_MARK, APLOG_ERR, rv, r, APLOGNO(01110)