cloudbuild_trigger.json

{
  "id": "5a2c9e25-a71a-4adf-a785-76c3eca2ac8a",
  "description": "Go repository release trigger for x/playground",
  "github": {
    "name": "go",
    "owner": "golang",
    "push": {
      "tag": "^go[0-9](\\.[0-9]+)+$"
    }
  },
  "build": {
    "steps": [
      {
        "name": "gcr.io/cloud-builders/git",
        "args": [
          "clone",
          "--depth",
          "1",
          "https://go.googlesource.com/playground"
        ]
      },
      {
        "name": "golang",
        "entrypoint": "bash",
        "args": [
          "-c",
          "go get golang.org/x/build/maintner/maintq && cp /go/bin/maintq /workspace/maintq"
        ]
      },
      {
        "name": "debian:stretch",
        "entrypoint": "bash",
        "args": [
          "-c",
          "apt-get update && apt-get install -y ca-certificates && ./maintq list-releases | head -n 1 | sed -re 's/^.*tag_name:\"(go[0-9](\\.[0-9]+)+)\".*$/\\1/g' > /workspace/latestgo"
        ]
      },
      {
        "dir": "playground",
        "name": "gcr.io/cloud-builders/docker",
        "entrypoint": "bash",
        "args": [
          "-c",
          "docker build --build-arg GO_VERSION=`cat /workspace/latestgo` -t gcr.io/$PROJECT_ID/playground ."
        ]
      },
      {
        "dir": "playground",
        "name": "gcr.io/cloud-builders/gcloud",
        "args": [
          "app",
          "deploy",
          "app.yaml",
          "--project=$PROJECT_ID",
          "--image-url=gcr.io/$PROJECT_ID/playground:latest"
        ]
      }
    ],
    "timeout": "1800s",
    "images": [
      "gcr.io/$PROJECT_ID/playground"
    ]
  }
}