socket: fail the socket if the service keeps dying on start

If the service reaches the start limit, mark the sockets that activate
it as failed (with the result code 'service-broken').
This way the sockets won't act as tarpits for clients connecting to
them.

1 files changed, 2 insertions, 1 deletions

diff --git a/src/socket.h b/src/socket.h
index d242796a31..1f4f23c964 100644
--- a/src/socket.h
+++ b/src/socket.h
@@ -72,6 +72,7 @@ typedef enum SocketResult {
         SOCKET_FAILURE_EXIT_CODE,
         SOCKET_FAILURE_SIGNAL,
         SOCKET_FAILURE_CORE_DUMP,
+        SOCKET_FAILURE_SERVICE_BROKEN,
         _SOCKET_RESULT_MAX,
         _SOCKET_RESULT_INVALID = -1
 } SocketResult;
@@ -148,7 +149,7 @@ struct Socket {
 int socket_collect_fds(Socket *s, int **fds, unsigned *n_fds);
 
 /* Called from the service when it shut down */
-void socket_notify_service_dead(Socket *s);
+void socket_notify_service_dead(Socket *s, bool broken);
 
 /* Called from the mount code figure out if a mount is a dependency of
  * any of the sockets of this socket */