allow to reuse redirections

A redirection can be reused up to max_clients times.

2 files changed, 10 insertions, 3 deletions

diff --git a/src/core.c b/src/core.c
index 952e1b0..f46df39 100644
--- a/src/core.c
+++ b/src/core.c
@@ -246,6 +246,7 @@ static int tip_client_redirect_create(const struct tip_client *cli)
 	redir->addr = cli->addr;
 	redir->addr.sin_port = htons(9999);
 	redir->uri = strdup(cli->uri);
+	redir->users = max_clients;
 	list_add_tail(&redir->list, &client_redirect_list);
 
 	ev_timer_init(&redir->timer, tip_client_redirect_timer_cb, 60, 0.);
@@ -386,10 +387,15 @@ bool tip_client_redirect(struct tip_client *cli)
 		       inet_ntoa(redir->addr.sin_addr), htons(redir->addr.sin_port),
 		       cli->uri);
 
-		free((void *)redir->uri);
-		ev_timer_stop(tip_main_loop, &redir->timer);
 		list_del(&redir->list);
-		free(redir);
+		if (--redir->users == 0) {
+			free((void *)redir->uri);
+			ev_timer_stop(tip_main_loop, &redir->timer);
+			free(redir);
+		} else {
+			/* reinsert at the end to round-robin redirections. */
+			list_add_tail(&redir->list, &client_redirect_list);
+		}
 
 		return true;
 	}
diff --git a/src/core.h b/src/core.h
index 88a07a9..7d6d403 100644
--- a/src/core.h
+++ b/src/core.h
@@ -84,6 +84,7 @@ struct tip_client_redirect {
 	struct sockaddr_in	addr;
 	const char		*uri;
 	struct ev_timer		timer;
+	uint32_t		users;
 };
 
 #endif