☀ sun

Who would win, Kubernetes or the unmatched power of the sun?

Simple and no-BS monitoring tool made for bouquet2

Features

• Discord first
• No external dependencies
• Minimal
• Multiple replica support in-case the monitoring node goes down
• Comprehensive monitoring capabilities, including (but not limited to);
  • Pods
  • Nodes
    • Health conditions (Ready, MemoryPressure, DiskPressure)
    • CPU usage monitoring with configurable thresholds
  • Longhorn
    • Volumes
    • Replicas
    • Engines
    • Nodes
    • Jobs
  • GitOps
    • Compare deployed resources with Git repository
    • Alert on mismatches
    • Auto-fix mismatches (Unimplemented)

Installation

Check out the implementation on bouquet2.

Environment Variables

• WEBHOOK_URL: Discord webhook URL (overrides config file)
• POD_NAMESPACE: Pod namespace for in-cluster detection

Prerequisites for Longhorn Monitoring

• Longhorn must be installed in your Kubernetes cluster
• sun needs RBAC permissions to read Longhorn CRDs:
  • volumes.longhorn.io
  • replicas.longhorn.io
  • engines.longhorn.io
  • nodes.longhorn.io
  • backups.longhorn.io

License

sun is free software: you can redistribute it and/or modify it under the terms of the GNU Affero General Public License as published by the Free Software Foundation, either version 3 of the License.

sun is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Affero General Public License for more details.

You should have received a copy of the GNU Affero General Public License along with sun. If not, see https://www.gnu.org/licenses/.