.gitlab-ci-test-ssh.yml

stages:
  - sshtest

sshtest:
  stage: sshtest
  image: docker:latest
  services:
    - docker:dind
  before_script:
    # Install SSH tools
    - echo "Updating APK packages and installing SSH tools"
    - apk update && apk add --no-cache openssh sshpass

    # Debug: Verify installation of tools
    - echo "Checking SSH version"
    - ssh -V || echo "SSH not installed correctly"

    # Create the SSH directory
    - echo "Setting up SSH directory"
    - mkdir -p ~/.ssh

    # Debug: Show environment variables
    - echo "VPS_USER=$VPS_USER"
    - echo "HOST_URL=$HOST_URL"

    # Decode the Base64 private key and save it to ~/.ssh/id_rsa
    - echo "Decoding private key"
    - echo "$HOST_PRIVATE_KEY_B64" | base64 -d > ~/.ssh/id_rsa

    # Debug: Verify the key file
    - echo "Private key file content (first few lines):"
    - head -n 5 ~/.ssh/id_rsa || echo "Failed to create private key"

    # Set proper permissions for the private key
    - chmod 600 ~/.ssh/id_rsa

    # Add the VPS host to known_hosts to avoid authenticity prompts
    - echo "Adding VPS host to known_hosts"
    - ssh-keyscan -H "$HOST_URL" >> ~/.ssh/known_hosts

    # Debug: Show known_hosts content
    - echo "Known hosts file content:"
    - cat ~/.ssh/known_hosts

    # Start ssh-agent and add the private key with the passphrase
    - echo "Starting ssh-agent and adding private key"
    - eval $(ssh-agent -s)
    - echo "$HOST_PASSPHRASE" | ssh-add ~/.ssh/id_rsa || echo "Failed to add private key"

    # Debug: List identities in the agent
    - echo "Listing identities added to ssh-agent"
    - ssh-add -l

  script:
    # Debug: Test SSH connection
    - echo "Testing SSH connection to VPS..."
    - ssh -v -o StrictHostKeyChecking=no -i ~/.ssh/id_rsa $VPS_USER@$HOST_URL "echo 'Connected to VPS!' && uname -a && uptime" || echo "SSH connection failed"