MINOR: Add release callback to si_applet

include/types/stream_interface.h

@@ -189,6 +189,7 @@ struct stream_interface {
 struct si_applet {
 	char *name; /* applet's name to report in logs */
 	void (*fct)(struct stream_interface *);  /* internal I/O handler, may never be NULL */
+	void (*release)(struct stream_interface *);  /* callback to release resources, may be NULL */
 };
 
 #endif /* _TYPES_STREAM_INTERFACE_H */

src/dumpstats.c

@@ -3961,11 +3961,13 @@ static int stats_dump_errors_to_buffer(struct stream_interface *si)
 struct si_applet http_stats_applet = {
 	.name = "<STATS>", /* used for logging */
 	.fct = http_stats_io_handler,
+	.release = NULL,
 };
 
 static struct si_applet cli_applet = {
 	.name = "<CLI>", /* used for logging */
 	.fct = cli_io_handler,
+	.release = NULL,
 };
 
 static struct cfg_kw_list cfg_kws = {{ },{

src/peers.c

@@ -1044,6 +1044,7 @@ quit:
 static struct si_applet peer_applet = {
 	.name = "<PEER>", /* used for logging */
 	.fct = peer_io_handler,
+	.release = peer_session_release,
 };
 
 /*
@@ -1079,7 +1080,6 @@ int peer_accept(struct session *s)
 	 /* we have a dedicated I/O handler for the stats */
 	stream_int_register_handler(&s->si[1], &peer_applet);
 	copy_target(&s->target, &s->si[1].target); // for logging only
-	s->si[1].release = peer_session_release;
 	s->si[1].applet.private = s;
 	s->si[1].applet.st0 = PEER_SESSION_ACCEPT;
 
@@ -1165,7 +1165,6 @@ static struct session *peer_session_create(struct peer *peer, struct peer_sessio
 	s->si[0].applet.st0 = PEER_SESSION_CONNECT;
 
 	stream_int_register_handler(&s->si[0], &peer_applet);
-	s->si[0].release = peer_session_release;
 
 	s->si[1].fd = -1; /* just to help with debugging */
 	s->si[1].owner = t;

src/stream_interface.c

@@ -316,7 +316,7 @@ struct task *stream_int_register_handler(struct stream_interface *si, struct si_
 	si->connect = NULL;
 	set_target_applet(&si->target, app);
 	si->applet.state = 0;
-	si->release   = NULL;
+	si->release   = app->release;
 	si->flags |= SI_FL_WAIT_DATA;
 	return si->owner;
 }