Add configurations for LocalStack CI integration (#3)

* add additional GH actions for PR integration and comments

* add input for github_token secret

* call prepare/finish directly in main action

* minor enhancements

Author: whummer

action.yml

@@ -23,28 +23,47 @@ inputs:
     description: 'Configuration variables to use for LocalStack'
     required: false
     default: ''
+  ci-project:
+    description: 'Name of the CI project to track in LocalStack Cloud'
+    required: false
+    default: ''
+  github-token:
+    description: 'Github token used to create PR comments'
+    required: false
+    default: ''
 
 runs:
   using: "composite"
   steps:
-    - 
+    - name: Initial PR comment
+      # TODO: potentially replace with Action version number over time
+      uses: LocalStack/setup-localstack/prepare@main
+      if: inputs.ci-project && inputs.github-token
+      with:
+        github-token: ${{ inputs.github-token }}
+        ci-project: ${{ inputs.ci-project }}
+
+    - name: Start LocalStack
       run: |
         pip install pyopenssl -U
 
         if [ "$USE_PRO" = true ]; then
-          docker pull localstack/localstack-pro:"$IMAGE_TAG"
+          docker pull localstack/localstack-pro:"$IMAGE_TAG" &
           CONFIGURATION="$CONFIGURATION DNS_ADDRESS=0"
         else
-          docker pull localstack/localstack:"$IMAGE_TAG"
+          docker pull localstack/localstack:"$IMAGE_TAG" &
         fi
 
         pip install localstack
-        eval "${CONFIGURATION} localstack start -d"
-
-        localstack wait -t 30
         if [ "$INSTALL_AWSLOCAL" = true ]; then
           pip install awscli-local[ver1]
         fi
+
+        export CI_PROJECT=${{ inputs.ci-project }}
+        eval "${CONFIGURATION} localstack start -d"
+
+        localstack wait -t 30
+
       shell: bash
       env:
         IMAGE_TAG: "${{ inputs.image-tag }}"

finish/action.yml

@@ -0,0 +1,33 @@
+name: Finish CI Build
+
+inputs:
+  github-token:
+    description: 'Github token used to create PR comments'
+    required: true
+  ci-project:
+    description: 'Name of the CI project to track in LocalStack Cloud'
+    required: true
+
+runs:
+  using: composite
+  steps:
+    - name: Download PR artifact
+      uses: dawidd6/action-download-artifact@v2
+      with:
+        workflow: ${{ github.event.workflow_run.workflow_id }}
+        name: pr
+
+    - name: Load the PR ID
+      id: pr
+      shell: bash
+      run: echo "pr_id=$(<pr-id.txt)" >> $GITHUB_OUTPUT
+
+    - name: Update status comment
+      uses: actions-cool/maintain-one-comment@v3.1.1
+      with:
+        token: ${{ inputs.github-token }}
+        body: |
+          🚀 LocalStack Stack Insights and Cloud Pod state for this CI run: https://app.localstack.cloud/ci/${{ inputs.ci-project }}
+          <!-- Sticky Pull Request Comment -->
+        body-include: '<!-- Sticky Pull Request Comment -->'
+        number: ${{ steps.pr.outputs.pr_id }}

prepare/action.yml

@@ -0,0 +1,31 @@
+name: Start CI Build
+
+inputs:
+  github-token:
+    description: 'Github token used to create PR comments'
+    required: true
+  ci-project:
+    description: 'Name of the CI project to track in LocalStack Cloud'
+    required: false
+
+runs:
+  using: composite
+  steps:
+    - name: Save PR number
+      shell: bash
+      run: echo ${{ github.event.number }} > ./pr-id.txt
+
+    - name: Upload PR number
+      uses: actions/upload-artifact@v3
+      with:
+        name: pr
+        path: ./pr-id.txt
+
+    - name: Create initial PR comment
+      uses: actions-cool/maintain-one-comment@v3.1.1
+      with:
+        token: ${{ inputs.github-token }}
+        body: |
+          ⚡️ Running CI build with LocalStack ...
+          <!-- Sticky Pull Request Comment -->
+        body-include: '<!-- Sticky Pull Request Comment -->'