entrypoint.sh

#!/bin/bash
set -e

# Check for required environment variables
if [ -z "$GITHUB_URL" ]; then
    echo "Error: GITHUB_URL is required (e.g., https://github.com/owner/repo or https://github.com/owner)"
    exit 1
fi

if [ -z "$GITHUB_TOKEN" ]; then
    echo "Error: GITHUB_TOKEN is required (PAT or registration token)"
    exit 1
fi

cd /home/runner/actions-runner

# Configure the runner
# Use --replace to allow re-registration if container restarts
# Note: Using --pat instead of --token due to GitHub Actions runner bug
# See: https://github.com/actions/runner/issues/1882
./config.sh \
    --url "${GITHUB_URL}" \
    --pat "${GITHUB_TOKEN}" \
    --name "${RUNNER_NAME:-docker-runner}" \
    --labels "${RUNNER_LABELS:-self-hosted,Linux,ARM64,amazonlinux}" \
    --work "${RUNNER_WORKDIR:-_work}" \
    --unattended \
    --replace

# Cleanup function to remove runner on exit
cleanup() {
    echo "Removing runner..."
    ./config.sh remove --pat "${GITHUB_TOKEN}" || true
}

trap cleanup EXIT

# Run the runner
./run.sh