From 1eb01f7c00df8cb6f7a2dd396c3191ef677efd09 Mon Sep 17 00:00:00 2001
From: phil <phil@systemausfall.org>
Date: Mon, 20 Nov 2023 11:55:43 +0100
Subject: [PATCH] Control restart via systemd

---
 files/grafana.monit         |  8 --------
 files/systemd/override.conf |  8 ++++++++
 handlers/main.yml           | 11 ++++-------
 tasks/configuration.yml     | 21 +++++++++++++++++----
 4 files changed, 29 insertions(+), 19 deletions(-)
 delete mode 100644 files/grafana.monit
 create mode 100644 files/systemd/override.conf

diff --git a/files/grafana.monit b/files/grafana.monit
deleted file mode 100644
index 3fdb0b4..0000000
--- a/files/grafana.monit
+++ /dev/null
@@ -1,8 +0,0 @@
-# {{ ansible_managed }}
-
-check process grafana with pidfile /var/run/grafana/grafana-server.pid
-  group monitor
-  start program = "/bin/systemctl start grafana-server.service"
-  stop  program = "/bin/systemctl stop grafana-server.service"
-  if failed host localhost port 3000 with timeout 15 seconds for 3 times within 4 cycles then restart
-  if 5 restarts with 5 cycles then timeout
diff --git a/files/systemd/override.conf b/files/systemd/override.conf
new file mode 100644
index 0000000..9b823fa
--- /dev/null
+++ b/files/systemd/override.conf
@@ -0,0 +1,8 @@
+# Ansible managed
+
+[Unit]
+StartLimitIntervalSec=6
+StartLimitBurst=10
+
+[Service]
+Restart=always
diff --git a/handlers/main.yml b/handlers/main.yml
index 7b4bc44..a3dbb04 100644
--- a/handlers/main.yml
+++ b/handlers/main.yml
@@ -1,10 +1,7 @@
 ---
-- name: restart grafana
-  ansible.builtin.service:
+- name: Restart grafana-server
+  ansible.builtin.systemd:
     name: grafana-server
     state: restarted
-
-- name: reload monit
-  ansible.builtin.service:
-    name: monit
-    state: reloaded
+    daemon_reload: true
+    enabled: true
diff --git a/tasks/configuration.yml b/tasks/configuration.yml
index c23fbc5..599c362 100644
--- a/tasks/configuration.yml
+++ b/tasks/configuration.yml
@@ -1,19 +1,32 @@
 ---
-- name: "Grafana | Aktivere und starte Service"
+- name: "Configuration | Aktivere und starte Service"
   ansible.builtin.systemd:
     name: grafana-server
     enabled: true
     state: started
     daemon_reload: true
 
-- name: "Grafana | Erzeuge Grafana-Konfiguration"
+- name: "Configuration | Erzeuge Grafana-Konfiguration"
   ansible.builtin.template:
     src: grafana.ini
     dest: /etc/grafana/grafana.ini
     mode: "0640"
-  notify: restart grafana
+  notify: Restart grafana-server
 
-- name: "Grafana | Installiere Image Renderer Module"
+- name: "Configuration | Installiere Image Renderer Module"
   ansible.builtin.command:
     cmd: grafana-cli plugins install grafana-image-renderer
     creates: /var/lib/grafana/plugins/grafana-image-renderer
+
+- name: "Configuration | Create systemd override directory"
+  ansible.builtin.file:
+    path: /etc/systemd/system/grafana-server.service.d
+    state: directory
+    mode: "0755"
+
+- name: "Configuration | Copy systemd override configuration"
+  ansible.builtin.copy:
+    src: systemd/override.conf
+    dest: /etc/systemd/system/grafana-server.service.d
+    mode: "0644
+  notify: Restart grafana-server