#!/bin/bash
set -euo pipefail

RUNTIME_ENDPOINT="${RUNTIME_ENDPOINT:-unix:///var/run/crio/crio.sock}"

# 1. Get pause image
PAUSE_IMAGE="$(kubeadm config images list | grep pause)"

echo "Using pause image: $PAUSE_IMAGE"

# 2. Create pod sandbox config
cat > pod.json <<EOF
{
  "metadata": {
    "name": "pause-test",
    "namespace": "default",
    "attempt": 1
  },
  "log_directory": "/tmp",
  "linux": {}
}
EOF

# 3. Create container config
cat > container.json <<EOF
{
  "metadata": {
    "name": "pause-container"
  },
  "image": {
    "image": "$PAUSE_IMAGE"
  },
  "log_path": "pause.log",
  "linux": {}
}
EOF

# 4. Run pod sandbox
POD_ID=$(crictl --runtime-endpoint "$RUNTIME_ENDPOINT" runp pod.json)
echo "Pod ID: $POD_ID"

# 5. Create container
CONTAINER_ID=$(crictl --runtime-endpoint "$RUNTIME_ENDPOINT" create "$POD_ID" container.json pod.json)
echo "Container ID: $CONTAINER_ID"

# 6. Start container
crictl --runtime-endpoint "$RUNTIME_ENDPOINT" start "$CONTAINER_ID"

# 7. Verify
echo "=== Pods ==="
crictl --runtime-endpoint "$RUNTIME_ENDPOINT" pods

echo "=== Containers ==="
crictl --runtime-endpoint "$RUNTIME_ENDPOINT" ps

# 8. Cleanup
echo "Cleaning up..."
crictl --runtime-endpoint "$RUNTIME_ENDPOINT" stop "$CONTAINER_ID" || true
crictl --runtime-endpoint "$RUNTIME_ENDPOINT" rm "$CONTAINER_ID" || true
crictl --runtime-endpoint "$RUNTIME_ENDPOINT" stopp "$POD_ID" || true
crictl --runtime-endpoint "$RUNTIME_ENDPOINT" rmp "$POD_ID" || true

rm -f pod.json container.json

echo "Done."