DOCKER

docker-compose.yml

version: "3.9"

services:
  jenkins:
    image: jenkins/jenkins:lts
    container_name: jenkins
    restart: unless-stopped

    ports:
      - "8080:8080"
      - "50000:50000" # komunikasi Jenkins agent

    volumes:
      - /opt/docker/jenkins/jenkins_home:/var/jenkins_home

    environment:
      - TZ=Asia/Jakarta

    user: "1000:1000" # hindari permission issue

    networks:
      - jenkins-net

networks:
  jenkins-net:
    driver: bridge

---

1. Generate SSH Key DI SERVER JENKINS

Jika Jenkins container

docker exec -it jenkins bash

Generate key

ssh-keygen -t ed25519 -C "jenkins@github" -f /var/jenkins_home/.ssh/id_ed25519

2. Register SSH key PUBLIC ke Github

setup keys

• GitHub → Settings → SSH and GPG keys
• Add new SSH key

cat /var/jenkins_home/.ssh/id_ed25519.pub

validate key

ssh -T [email protected]

Tambahkan SSH Key PRIVATE ke Jenkins Credentials

Manage Jenkins → Credentials → Global → Add Credentials

• Kind: SSH Username with private key
• Username: git
• Private Key: Enter directly
• Paste isi file:

cat /var/jenkins_home/.ssh/id_ed25519

• ID: github-ssh
• Description: GitHub SSH Jenkins

3. Tambahkan Github Token ke Jenkins Credentials

Manage Jenkins → Credentials → Global → Add Credentials

• Kind: Username with password
• Username: your-github-username
• Password: fine Grained Token (commit statuses, contents, metadata, pull request, webhooks)
• ID: github-token
• Description: GitHub PAT Jenkins

4. Webhook

setup GitHub Webhook → Jenkins

• Di GitHub Repo
• Settings → Webhooks → Add webhook
• Payload URL

https://jenkins.domainkamu.com/github-webhook/

5. Tambahkan plugin ssh agent pada jenkins

Manage Jenkins

• Plugins
• Available plugins
• Cari: SSH Agent