From: Michael Tremer <michael.tremer@ipfire.org>
Date: Sun, 29 Jan 2023 22:24:53 +0000 (+0000)
Subject: networkd: Register SIGTERM/SIGINT/SIGHUP
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=025f60f1f2f22db43edd4bb52b6cff48ceb718a0;p=network.git

networkd: Register SIGTERM/SIGINT/SIGHUP

Signed-off-by: Michael Tremer <michael.tremer@ipfire.org>
---

diff --git a/src/networkd/daemon.c b/src/networkd/daemon.c
index 4d21bb66..483252dc 100644
--- a/src/networkd/daemon.c
+++ b/src/networkd/daemon.c
@@ -18,7 +18,9 @@
 #                                                                             #
 #############################################################################*/
 
+#include <errno.h>
 #include <stdlib.h>
+#include <string.h>
 
 #include <systemd/sd-event.h>
 
@@ -32,20 +34,60 @@ struct nw_daemon {
 	sd_event* loop;
 };
 
+static int nw_daemon_terminate(sd_event_source* source, const struct signalfd_siginfo* si,
+		void* data) {
+	DEBUG("Received signal to terminate...\n");
+
+	return sd_event_exit(sd_event_source_get_event(source), 0);
+}
+
+static int nw_daemon_reload(sd_event_source* source, const struct signalfd_siginfo* si,
+		void* data) {
+	DEBUG("Received signal to reload...\n");
+
+	// TODO
+
+	return 0;
+}
+
 static int nw_daemon_setup_loop(struct nw_daemon* daemon) {
 	int r;
 
 	// Fetch a reference to the default event loop
 	r = sd_event_default(&daemon->loop);
 	if (r < 0) {
-		ERROR("Could not setup event loop: %m\n");
+		ERROR("Could not setup event loop: %s\n", strerror(-r));
 		return 1;
 	}
 
 	// Enable the watchdog
 	r = sd_event_set_watchdog(daemon->loop, 1);
 	if (r < 0) {
-		ERROR("Could not activate watchdog: %m\n");
+		ERROR("Could not activate watchdog: %s\n", strerror(-r));
+		return 1;
+	}
+
+	// Listen for SIGTERM
+	r = sd_event_add_signal(daemon->loop, NULL, SIGTERM|SD_EVENT_SIGNAL_PROCMASK,
+		nw_daemon_terminate, daemon);
+	if (r < 0) {
+		ERROR("Could not register handling SIGTERM: %s\n", strerror(-r));
+		return 1;
+	}
+
+	// Listen for SIGINT
+	r = sd_event_add_signal(daemon->loop, NULL, SIGINT|SD_EVENT_SIGNAL_PROCMASK,
+		nw_daemon_terminate, daemon);
+	if (r < 0) {
+		ERROR("Could not register handling SIGINT: %s\n", strerror(-r));
+		return 1;
+	}
+
+	// Listen for SIGHUP
+	r = sd_event_add_signal(daemon->loop, NULL, SIGHUP|SD_EVENT_SIGNAL_PROCMASK,
+		nw_daemon_reload, daemon);
+	if (r < 0) {
+		ERROR("Could not register handling SIGHUP: %s\n", strerror(-r));
 		return 1;
 	}