From 91eda66da29d91ae3e3b48e7d9ac4c246a2577d1 Mon Sep 17 00:00:00 2001
From: Giacomo Sanchietti <giacomo.sanchietti@nethesis.it>
Date: Fri, 28 Feb 2025 10:29:43 +0100
Subject: [PATCH] fix(node_exporter): improve systemd unit

Changes:
- wait a bit more on restart: prevent failure if the port 9100 is
  already occupied by an old instance of node_exporting that is taking
  too much time stop
- exit with 0 on normal shutdown
---
 core/imageroot/etc/systemd/system/node_exporter.service | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/core/imageroot/etc/systemd/system/node_exporter.service b/core/imageroot/etc/systemd/system/node_exporter.service
index 86440b878..4eaee8431 100644
--- a/core/imageroot/etc/systemd/system/node_exporter.service
+++ b/core/imageroot/etc/systemd/system/node_exporter.service
@@ -7,6 +7,10 @@ Environment=PODMAN_SYSTEMD_UNIT=%n
 EnvironmentFile=-/etc/nethserver/core.env
 WorkingDirectory=/var/lib/nethserver/node/state
 Restart=always
+RestartSec=3
+TimeoutStartSec=120
+# node_exporter exits with 143 on SIGTERM:
+SuccessExitStatus=143
 ExecStartPre=/bin/rm -f %t/%N.pid %t/%N.cid
 ExecStartPre=/usr/bin/mkdir -p /run/node_exporter
 ExecStart=/usr/bin/podman run \