bundles/simple-icinga-dashboard: use systemd-timers, use virtualenv

bundles/simple-icinga-dashboard/files/simple-icinga-dashboard.service

@@ -0,0 +1,10 @@
+[Unit]
+Description=simple-icinga-dashboard
+After=network.target
+
+[Service]
+User=icinga_dashboard
+WorkingDirectory=/opt/simple-icinga-dashboard/src
+Environment=VIRTUAL_ENV=/opt/simple-icinga-dashboard/venv
+Environment=STATUSPAGE_CONFIG=/opt/simple-icinga-dashboard/config.toml
+ExecStart=/opt/simple-icinga-dashboard/venv/bin/python /opt/simple-icinga-dashboard/src/service.py

bundles/simple-icinga-dashboard/files/simple-icinga-dashboard.timer

@@ -0,0 +1,9 @@
+[Unit]
+Description=Generate simple-icinga-dashboard
+
+[Timer]
+OnCalendar=minutely
+Persistent=false
+
+[Install]
+WantedBy=timers.target

bundles/simple-icinga-dashboard/items.py

@@ -1,3 +1,23 @@
+actions = {
+    'simple-icinga-dashboard_create_virtualenv': {
+        'command': '/usr/bin/python3 -m virtualenv -p python3 /opt/simple-icinga-dashboard/venv/',
+        'unless': 'test -d /opt/simple-icinga-dashboard/venv/',
+        'needs': {
+            # actually /opt/simple-icinga-dashboard, but we don't create that
+            'directory:/opt/simple-icinga-dashboard/src',
+        },
+    },
+    'simple-icinga-dashboard_install_requirements': {
+        'command':
+            'cd /opt/simple-icinga-dashboard/src && '
+            '/opt/simple-icinga-dashboard/venv/bin/pip install --upgrade pip && '
+            '/opt/simple-icinga-dashboard/venv/bin/pip install --upgrade -r requirements.txt',
+        'needs': {
+            'action:simple-icinga-dashboard_create_virtualenv',
+        },
+        'triggered': True,
+    },
+}
 
 users = {
     'icinga_dashboard': {
@@ -16,11 +36,24 @@ git_deploy = {
     '/opt/simple-icinga-dashboard/src': {
         'repo': 'https://git.kunsmann.eu/sophie/simple-icinga-dashboard.git',
         'rev': 'main',
+        'triggers': {
+            'action:simple-icinga-dashboard_install_requirements',
+        },
     },
 }
 
 files = {
-    '/opt/simple-icinga-dashboard/src/config.toml': {
+    '/etc/systemd/system/simple-icinga-dashboard.service': {
+        'triggers': {
+            'action:systemd-reload',
+        },
+    },
+    '/etc/systemd/system/simple-icinga-dashboard.timer': {
+        'triggers': {
+            'action:systemd-reload',
+        },
+    },
+    '/opt/simple-icinga-dashboard/config.toml': {
         'content_type': 'mako',
         'needs': {
             'git_deploy:/opt/simple-icinga-dashboard/src',
@@ -36,3 +69,13 @@ symlinks = {
         },
     },
 }
+
+svc_systemd = {
+    'simple-icinga-dashboard.timer': {
+        'needs': {
+            'action:simple-icinga-dashboard_install_requirements',
+            'file:/etc/systemd/system/simple-icinga-dashboard.service',
+            'file:/etc/systemd/system/simple-icinga-dashboard.timer',
+        },
+    },
+}

bundles/simple-icinga-dashboard/metadata.py

@@ -1,7 +1,4 @@
 defaults = {
-    'cron': {
-        'simple-icinga-dashboard': '* * * * *    icinga_dashboard    cd /opt/simple-icinga-dashboard/src/ && ./service.py',
-    },
     'postfix': {
         'aliases': {
             'icinga_dashboard': {