procd: fire events at instance respawn and failure

In addition to the existing 'start' and 'stop',
this commit adds 'respawn' and 'fail' events
to allow system monitors to detect and handle
unstable processes.

Signed-off-by: Zefir Kurtisi <zefir.kurtisi@neratec.com>

diff --git a/service/instance.c b/service/instance.c
index 8f7835a..b783966 100644 (file)
--- a/service/instance.c
+++ b/service/instance.c
@@ -526,7 +526,9 @@ instance_exit(struct uloop_process *p, int ret)
                                                                in->srv->name, in->name, in->respawn_count, runtime);
                        in->restart = in->respawn = 0;
                        in->halt = 1;
                                                                in->srv->name, in->name, in->respawn_count, runtime);
                        in->restart = in->respawn = 0;
                        in->halt = 1;

+                       service_event("instance.fail", in->srv->name, in->name);

                } else {
                } else {

+                       service_event("instance.respawn", in->srv->name, in->name);

                        uloop_timeout_set(&in->timeout, in->respawn_timeout * 1000);
                }
        }
                        uloop_timeout_set(&in->timeout, in->respawn_timeout * 1000);
                }
        }