X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?a=blobdiff_plain;f=service.c;h=2943da6e80405be1c5157fb173c487404430382f;hb=1e2e81336b2d7691d51a6f3e82df9ae20c22aee1;hp=70299dd065f472d1f0a52435b982f41d8632a990;hpb=c20cae324d93e7fcdb8618e37c3ac377d87edb97;p=elogind.git

diff --git a/service.c b/service.c
index 70299dd06..2943da6e8 100644
--- a/service.c
+++ b/service.c
@@ -100,6 +100,8 @@ static int service_init(Unit *u) {
 
         s->state = SERVICE_DEAD;
 
+        RATELIMIT_INIT(s->ratelimit, 10*USEC_PER_SEC, 5);
+
         /* Load a .service file */
         if ((r = unit_load_fragment(u)) < 0) {
                 service_done(u);
@@ -734,6 +736,12 @@ static int service_start(Unit *u) {
 
         assert(s->state == SERVICE_DEAD || s->state == SERVICE_MAINTAINANCE || s->state == SERVICE_AUTO_RESTART);
 
+        /* Make sure we don't enter a busy loop of some kind. */
+        if (!ratelimit_test(&s->ratelimit)) {
+                log_warning("%s start request repeated too quickly, refusing to start.", unit_id(u));
+                return -EAGAIN;
+        }
+
         s->failure = false;
         s->main_pid_known = false;