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Posted to dev@httpd.apache.org by Ruediger Pluem <rp...@apache.org> on 2011/04/23 14:00:00 UTC
Re: svn commit: r1092076 - in /httpd/httpd/trunk/modules/proxy: ajp_link.c
mod_proxy_ajp.c
On 04/14/2011 11:36 AM, jfclere@apache.org wrote:
> Author: jfclere
> Date: Thu Apr 14 09:36:14 2011
> New Revision: 1092076
>
> URL: http://svn.apache.org/viewvc?rev=1092076&view=rev
> Log:
> try to prevent a single long request marking a worker in error.
>
> Modified:
> httpd/httpd/trunk/modules/proxy/ajp_link.c
> httpd/httpd/trunk/modules/proxy/mod_proxy_ajp.c
>
> Modified: httpd/httpd/trunk/modules/proxy/ajp_link.c
> URL: http://svn.apache.org/viewvc/httpd/httpd/trunk/modules/proxy/ajp_link.c?rev=1092076&r1=1092075&r2=1092076&view=diff
> ==============================================================================
> --- httpd/httpd/trunk/modules/proxy/ajp_link.c (original)
> +++ httpd/httpd/trunk/modules/proxy/ajp_link.c Thu Apr 14 09:36:14 2011
> @@ -84,7 +84,7 @@ apr_status_t ajp_ilink_receive(apr_socke
> if (status != APR_SUCCESS) {
> ap_log_error(APLOG_MARK, APLOG_ERR, status, NULL,
> "ajp_ilink_receive() can't receive header");
> - return AJP_ENO_HEADER;
> + return (status == APR_TIMEUP ? APR_TIMEUP : AJP_ENO_HEADER);
Please use APR_STATUS_IS_TIMEUP instead of directly comparing to APR_TIMEUP
as codes can vary on different platforms.
> }
>
> status = ajp_msg_check_header(msg, &blen);
>
> Modified: httpd/httpd/trunk/modules/proxy/mod_proxy_ajp.c
> URL: http://svn.apache.org/viewvc/httpd/httpd/trunk/modules/proxy/mod_proxy_ajp.c?rev=1092076&r1=1092075&r2=1092076&view=diff
> ==============================================================================
> --- httpd/httpd/trunk/modules/proxy/mod_proxy_ajp.c (original)
> +++ httpd/httpd/trunk/modules/proxy/mod_proxy_ajp.c Thu Apr 14 09:36:14 2011
> @@ -336,6 +336,15 @@ static int ap_proxy_ajp_request(apr_pool
> "proxy: read response failed from %pI (%s)",
> conn->worker->cp->addr,
> conn->worker->s->hostname);
> +
> + /* If we had a successful cping/cpong and then a timeout
> + * we assume it is a request that cause a back-end timeout,
> + * but doesn't affect the whole worker.
> + */
> + if (status == APR_TIMEUP && conn->worker->ping_timeout_set) {
> + return HTTP_GATEWAY_TIME_OUT;
> + }
> +
Same as above.
Regards
Rüdiger