flannel.yaml

package:
  name: flannel
  version: "0.26.5"
  epoch: 4
  description: flannel is a network fabric for containers, designed for Kubernetes
  copyright:
    - license: Apache-2.0

environment:
  contents:
    packages:
      - build-base
      - busybox
      - ca-certificates-bundle
      - go

pipeline:
  - uses: git-checkout
    with:
      repository: https://github.com/flannel-io/flannel
      tag: v${{package.version}}
      expected-commit: 0d1f8e28f5a6697629c7b39627b342ac48f09862

  - uses: go/bump
    with:
      deps: |-
        golang.org/x/oauth2@v0.27.0
        golang.org/x/crypto@v0.35.0
        golang.org/x/net@v0.36.0

  # Build with CGO_ENABLED=1 to include the UDP backend
  - runs: |
      CGO_ENABLED=0
      if [ "$(go env GOARCH)" = "amd64" ]; then
        CGO_ENABLED=1
      fi
      CGO_ENABLED=$CGO_ENABLED go build -o "${{targets.destdir}}"/usr/bin/flanneld \
        -ldflags "-extldflags \"-static\" -X github.com/flannel-io/flannel/pkg/version.Version=${{package.version}}"

update:
  enabled: true
  github:
    identifier: flannel-io/flannel
    strip-prefix: v

test:
  environment:
    contents:
      packages:
        - ${{package.name}}
        - etcd
  pipeline:
    - name: "Test flanneld daemon output"
      uses: test/daemon-check-output
      with:
        setup: |
          #!/bin/sh -ex
          # Start etcd in background with proper networking configuration
          mkdir -p /tmp/etcd-data
          etcd --data-dir=/tmp/etcd-data \
            --listen-client-urls=http://127.0.0.1:2379 \
            --advertise-client-urls=http://127.0.0.1:2379 > /tmp/etcd.log 2>&1 &
          ETCD_PID=$!

          # Ensure etcd is ready before proceeding
          for i in 1 2 3 4 5; do
            if etcdctl --endpoints=http://127.0.0.1:2379 endpoint status --write-out=table; then
              break
            fi
            sleep 1
          done

          # Store flannel network config in etcd
          printf "{\"Network\": \"10.244.0.0/16\", \"Backend\": {\"Type\": \"host-gw\"}}" > /tmp/flannel-config.json
          etcdctl --endpoints=http://127.0.0.1:2379 put /coreos.com/network/config "$(cat /tmp/flannel-config.json)"

          # Save PID for cleanup
          echo "export ETCD_PID=$ETCD_PID" > /tmp/etcd_pid.sh
        # Disable iptables to avoid permission issues in unprivileged test environments and focus testing on core networking capabilities
        start: flanneld --etcd-endpoints=http://127.0.0.1:2379 --iface=eth0 --iptables-forward-rules=false
        timeout: 10
        expected_output: |
          Created subnet manager
        error_strings: |
          "msg":"error connecting to etcd"
          "level":"error" .* "could not create subnet manager"
          "panic"
          "fatal"
          "Failed"
          "Error: could not access etcd"
          "error: could not allocate lease"
        post: |
          #!/bin/sh -ex
          # Load etcd PID from setup phase
          . /tmp/etcd_pid.sh

          # Verify flannel created the proper subnet configuration
          if [ ! -f /run/flannel/subnet.env ]; then
            echo "Subnet file not found"
            exit 1
          fi
          grep -q "FLANNEL_SUBNET=" /run/flannel/subnet.env

          # Cleanup etcd process
          kill $ETCD_PID || true