From: Aurelien DARRAGON <adarragon@haproxy.com>
Date: Tue, 6 Oct 2026 21:08:24 +0000 (+0200)
Subject: MINOR: proxy: add e_sub proxy subscrition list
X-Git-Tag: v3.5-dev9~40
X-Git-Url: https://git.kaiwu.me/$%7BISSUES%7D/static/gitweb.js?a=commitdiff_plain;h=54cf662634a266bf4ab4e28f093f47b3a39f1495;p=haproxy.git

MINOR: proxy: add e_sub proxy subscrition list

add e_sub member to proxy struct so that it becomes possible to register
to PROXY events for a given proxy.
---

diff --git a/include/haproxy/proxy-t.h b/include/haproxy/proxy-t.h
index 24b4c72a3..51c0f3ead 100644
--- a/include/haproxy/proxy-t.h
+++ b/include/haproxy/proxy-t.h
@@ -465,6 +465,8 @@ struct proxy {
 	unsigned int li_ready;                  /* total number of listeners ready (>=LI_READY) */
 	unsigned int li_suspended;		/* total number of listeners suspended (could be paused or unbound) */
 
+	event_hdl_sub_list e_subs;		/* event_hdl: proxy's subscribers list (atomically updated) */
+
 	/* warning: these structs are huge, keep them at the bottom */
 	struct error_snapshot *invalid_req, *invalid_rep; /* captures of last errors */
 
diff --git a/src/proxy.c b/src/proxy.c
index 9b410cd01..c70fc9cea 100644
--- a/src/proxy.c
+++ b/src/proxy.c
@@ -28,6 +28,7 @@
 #include <haproxy/cli.h>
 #include <haproxy/counters.h>
 #include <haproxy/errors.h>
+#include <haproxy/event_hdl.h>
 #include <haproxy/fd.h>
 #include <haproxy/filters.h>
 #include <haproxy/frontend.h>
@@ -478,6 +479,8 @@ void deinit_proxy(struct proxy *p)
 	pool_destroy(p->req_cap_pool);
 	pool_destroy(p->rsp_cap_pool);
 
+	event_hdl_sub_list_destroy(&p->e_subs);
+
 	stktable_deinit(p->table);
 	ha_free(&p->table);
 	ha_free(&p->per_tgrp);
@@ -3268,8 +3271,10 @@ int setup_new_proxy(struct proxy *px, const char *name, unsigned int cap, char *
 	if (name && name[0] != '\0' && !(cap & PR_CAP_INT))
 		proxy_store_name(px);
 
-	if (!(cap & PR_CAP_DEF))
+	if (!(cap & PR_CAP_DEF)) {
 		LIST_APPEND(&all_proxies, &px->global_list);
+		event_hdl_sub_list_init(&px->e_subs);
+	}
 
 	return 1;