From: Olivier Houchard <ohouchard@haproxy.com>
Date: Tue, 25 Mar 2025 16:24:46 +0000 (+0000)
Subject: MINOR: lbprm: Add method to deinit server and proxy
X-Git-Tag: v3.2-dev9~27
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=2a9436f96;p=thirdparty%2Fhaproxy.git

MINOR: lbprm: Add method to deinit server and proxy

Add two new methods to lbprm, server_deinit() and proxy_deinit(),
in case something should be done at the lbprm level when
removing servers and proxies.
---

diff --git a/include/haproxy/backend-t.h b/include/haproxy/backend-t.h
index f0a469518..d7e57a772 100644
--- a/include/haproxy/backend-t.h
+++ b/include/haproxy/backend-t.h
@@ -181,6 +181,8 @@ struct lbprm {
 	void (*server_take_conn)(struct server *);       /* to be called when connection is assigned */
 	void (*server_drop_conn)(struct server *);       /* to be called when connection is dropped */
 	void (*server_requeue)(struct server *);         /* function used to place the server where it must be */
+	void (*proxy_deinit)(struct proxy *);            /* to be called when we're destroying the proxy */
+	void (*server_deinit)(struct server *);          /* to be called when we're destroying the server */
 };
 
 #endif /* _HAPROXY_BACKEND_T_H */
diff --git a/src/proxy.c b/src/proxy.c
index b7b6bf192..9b786b33a 100644
--- a/src/proxy.c
+++ b/src/proxy.c
@@ -372,6 +372,9 @@ void free_proxy(struct proxy *p)
 	 */
 	srv_free_params(&p->defsrv);
 
+	if (p->lbprm.proxy_deinit)
+		p->lbprm.proxy_deinit(p);
+
 	list_for_each_entry_safe(l, l_next, &p->conf.listeners, by_fe) {
 		guid_remove(&l->guid);
 		LIST_DELETE(&l->by_fe);
diff --git a/src/server.c b/src/server.c
index 6d9e696ca..2d7bba5bc 100644
--- a/src/server.c
+++ b/src/server.c
@@ -3114,6 +3114,9 @@ struct server *srv_drop(struct server *srv)
 
 	EXTRA_COUNTERS_FREE(srv->extra_counters);
 
+	if (srv->proxy->lbprm.server_deinit)
+		srv->proxy->lbprm.server_deinit(srv);
+
 	ha_free(&srv);
 
  end: