ansible-playbooks/roles/uptime_kuma

uptime-kuma - Self-Hosted Monitoring Tool

Deploys Uptime Kuma - a self-hosted monitoring and status page application.

Features

• Website monitoring (HTTP/HTTPS)
• TCP port monitoring
• Ping monitoring
• DNS monitoring
• Status pages
• Notifications (Email, Discord, Slack, ntfy, etc.)
• Multi-language support
• Dark mode

Configuration

Optional Variables

See defaults/main.yml for all configuration options.

Key settings:

uptime_kuma_version: "2"
uptime_kuma_port: 3001
uptime_kuma_data_dir: "{{ podman_projects_dir }}/uptime-kuma/data"

# Nginx reverse proxy
uptime_kuma_nginx_enabled: false
uptime_kuma_nginx_hostname: uptime.nas.local

Storage Requirements

CRITICAL: Uptime Kuma uses SQLite and requires local storage with POSIX file lock support.

• ✅ Supported: Local filesystem, Docker volumes
• ❌ NOT Supported: NFS, network filesystems (will cause database corruption)

First-Time Setup

1. Access the web UI: https://uptime.nas.local (if nginx enabled) or http://localhost:3001
2. Create admin account on first visit
3. No default credentials - account is created during initial setup

Usage

Adding Monitors

Web UI → Add New Monitor:

• Monitor Type: HTTP(s), TCP Port, Ping, DNS, etc.
• Friendly Name: Display name
• URL/Host: Target to monitor
• Heartbeat Interval: Check frequency (seconds)
• Retries: Before marking as down
• Notifications: Select notification endpoints

Notification Endpoints

Web UI → Settings → Notifications:

• Email (SMTP)
• Discord, Slack, Telegram
• ntfy (recommended for local notifications)
• Webhooks
• 50+ integrations available

Status Pages

Create public or password-protected status pages showing monitor health.

Web UI → Status Pages → New Status Page

Integration with ntfy

If you deployed the ntfy role:

1. Settings → Notifications → Add
2. Type: ntfy
3. ntfy Server URL: https://ntfy.jokester.fr
4. Topic: uptime-alerts
5. Username: admin
6. Password: Your ntfy admin password
7. Test notification

File Locations

• Data directory: {{ uptime_kuma_data_dir }}
• SQLite database: {{ uptime_kuma_data_dir }}/kuma.db

Dependencies

• podman
• nginx (if uptime_kuma_nginx_enabled: true)

Sources

• Install Uptime Kuma using Docker
• Uptime Kuma GitHub Wiki