mturk 2004/08/04 01:12:08
Modified: ajp/proxy mod_proxy.h
Log:
Add pre_request and post_request proxy hooks.
They will be mainly used for loadbalancers for finding and maintaining workers.
Revision Changes Path
1.9 +30 -0 jakarta-tomcat-connectors/ajp/proxy/mod_proxy.h
Index: mod_proxy.h
===================================================================
RCS file: /home/cvs/jakarta-tomcat-connectors/ajp/proxy/mod_proxy.h,v
retrieving revision 1.8
retrieving revision 1.9
diff -u -r1.8 -r1.9
--- mod_proxy.h 4 Aug 2004 06:51:00 -0000 1.8
+++ mod_proxy.h 4 Aug 2004 08:12:08 -0000 1.9
@@ -249,6 +249,14 @@
#endif
};
+/* data structure for set/get module_config */
+typedef struct {
+ char *url; /* rewtitten url */
+ struct proxy_balancer *balancer; /* load balancer to use */
+ proxy_worker *worker; /* most suitable worker */
+ void *opaque; /* module private data */
+} proxy_module_conf;
+
/* hooks */
/* Create a set of PROXY_DECLARE(type), PROXY_DECLARE_NONSTD(type) and
@@ -287,6 +295,28 @@
APR_DECLARE_EXTERNAL_HOOK(proxy, PROXY, int, create_req, (request_rec *r,
request_rec *pr))
APR_DECLARE_EXTERNAL_HOOK(proxy, PROXY, int, fixups, (request_rec *r))
+
+/**
+ * pre request hook.
+ * It will return the most suitable worker at the moment
+ * and coresponding balancer.
+ * The url is rewritten from balancer://cluster/uri to scheme://host:port/uri
+ * and then the scheme_handler is called.
+ *
+ */
+APR_DECLARE_EXTERNAL_HOOK(proxy, PROXY, int, pre_request, (proxy_worker **worker,
+ struct proxy_balancer **balancer,
+ request_rec *r,
+ proxy_server_conf *conf, char **url,
+ const char *proxyhost, apr_port_t proxyport))
+/**
+ * post request hook.
+ * It is called after request for updating runtime balancer status.
+ */
+APR_DECLARE_EXTERNAL_HOOK(proxy, PROXY, int, post_request, (proxy_worker *worker,
+ struct proxy_balancer *balancer, request_rec *r,
+ proxy_server_conf *conf))
+
/* proxy_util.c */
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