chore(slack-notification): use node script (#310)

ci/cloudbuild-deploy.yaml

@@ -15,10 +15,16 @@ steps:
         'cache-control:no-cache',
         'gs://esa-cfs-versions/web/${BRANCH_NAME}/*',
       ]
-  - name: 'gcr.io/cloud-builders/curl'
-    args: [
-      '--data',
-      '{"text": "New deployment to [${BRANCH_NAME}] is ready: \"${_HEAD_BRANCH}\" (${_PR_NUMBER})\n Visit: <https://storage.googleapis.com/esa-cfs-versions/web/${BRANCH_NAME}/index.html>\n Commit: <https://github.com/ubilabs/esa-climate-from-space/commit/${COMMIT_SHA}>"}',
-      '${_SLACK_HOOK_URL}'
-    ]
+  - name: gcr.io/cloud-builders/git
+    args: ['clone', 'https://github.com/ubilabs/esa-climate-from-space', 'repo']
+  - name: gcr.io/cloud-builders/git
+    dir: 'repo'
+    args: ['checkout', '${COMMIT_SHA}']
+  - name: 'node:12'
+    dir: 'repo'
+    env:
+    - 'SLACK_HOOK_URL=${_SLACK_HOOK_URL}'
+    - 'BRANCH_NAME=${BRANCH_NAME}'
+    entrypoint: 'node'
+    args: ["./scripts/slack-deployment-notification.js"]
 

scripts/slack-deployment-notification.js

@@ -0,0 +1,30 @@
+const {execSync} = require('child_process');
+const https = require('https');
+
+const url = process.env.SLACK_HOOK_URL;
+const branchName = process.env.BRANCH_NAME;
+
+const commitMessage = execSync('git log -1 --pretty=%B', {
+  encoding: 'utf8'
+}).trim();
+
+const commitHash = execSync('git rev-parse HEAD', {
+  encoding: 'utf8'
+}).trim();
+
+const data = JSON.stringify({
+  text: `New deployment to *${branchName}* is ready: *${commitMessage}*\n Visit: <https://storage.googleapis.com/esa-cfs-versions/web/${branchName}/index.html>\n Commit: <https://github.com/ubilabs/esa-climate-from-space/commit/${commitHash}>`
+});
+
+// eslint-disable-next-line no-console
+console.log('Message Payload:', data);
+
+const req = https.request(url, {
+  method: 'POST',
+  headers: {
+    'Content-Type': 'application/x-www-form-urlencoded',
+    'Content-Length': Buffer.byteLength(data)
+  }
+});
+req.write(data);
+req.end();