add sha and version to ‘/‘ endpoint

.github/workflows/build-and-deploy-dev.yml

@@ -23,7 +23,7 @@ jobs:
   build-and-deploy:
     name: Build and Deploy
     needs: upload-package-lock-json
-    uses: clearlydefined/operations/.github/workflows/app-build-and-deploy.yml@v2.0.0
+    uses: clearlydefined/operations/.github/workflows/app-build-and-deploy.yml@v3.0.0
     secrets: 
       AZURE_CREDENTIALS: ${{ secrets.AZURE_CREDENTIALS }}
       AZURE_WEBAPP_PUBLISH_PROFILE: ${{ secrets.AZURE_WEBAPP_PUBLISH_PROFILE_DEV }}

DevDockerfile

@@ -4,8 +4,13 @@
 FROM node:18-bullseye
 ENV APPDIR=/opt/service
 
+# Set environment variables from build arguments
 ARG BUILD_NUMBER=0
-ENV CRAWLER_BUILD_NUMBER=$BUILD_NUMBER
+ENV BUILD_NUMBER=$APP_VERSION
+ARG APP_VERSION="UNKNOWN"
+ENV APP_VERSION=$APP_VERSION
+ARG BUILD_SHA="UNKNOWN"
+ENV BUILD_SHA=$BUILD_SHA
 
 # Ruby and Python Dependencies
 RUN apt-get update && apt-get install -y --no-install-recommends --no-install-suggests curl bzip2 build-essential libssl-dev libreadline-dev zlib1g-dev cmake python3 python3-dev python3-pip xz-utils libxml2-dev libxslt1-dev libpopt0 && \

Dockerfile

@@ -4,8 +4,11 @@
 FROM node:18-bullseye
 ENV APPDIR=/opt/service
 
-ARG BUILD_NUMBER=0
-ENV CRAWLER_BUILD_NUMBER=$BUILD_NUMBER
+# Set environment variables from build arguments
+ARG APP_VERSION="UNKNOWN"
+ENV APP_VERSION=$APP_VERSION
+ARG BUILD_SHA="UNKNOWN"
+ENV BUILD_SHA=$BUILD_SHA
 
 # Ruby and Python Dependencies
 RUN apt-get update && apt-get install -y --no-install-recommends --no-install-suggests curl bzip2 build-essential libssl-dev libreadline-dev zlib1g-dev cmake python3 python3-dev python3-pip xz-utils libxml2-dev libxslt1-dev libpopt0 && \

config/cdConfig.js

@@ -135,6 +135,8 @@ module.exports = {
       attenuation: {
         ttl: 3000
       }
-    }
+    },
+    appVersion: config.get('APP_VERSION'),
+    buildsha: config.get('BUILD_SHA')
   }
 }

ghcrawler/app.js

@@ -22,9 +22,7 @@ function configureApp(service, logger) {
   app.use('/requests', require('./routes/requests')(service))
 
   // to keep AlwaysOn flooding logs with errors
-  app.get('/', (request, response) => {
-    response.helpers.send.noContent()
-  })
+  app.use('/', require('./routes/index')(config.get('BUILD_SHA'), config.get('APP_VERSION')))
 
   // Catch 404 and forward to error handler
   const requestHandler = (request, response, next) => {

ghcrawler/routes/index.js

@@ -0,0 +1,20 @@
+// Copyright (c) Microsoft Corporation and others. Licensed under the MIT license.
+// SPDX-License-Identifier: MIT
+const express = require('express')
+const router = express.Router()
+
+router.get('/', function (req, res) {
+  const msg = `{ "status": "OK", "version": "${version}", "sha": "${sha}" }`
+  res.status(200).send(msg)
+})
+
+module.exports = router
+
+let version
+let sha
+function setup(buildsha, appVersion) {
+  version = appVersion
+  sha = buildsha
+  return router
+}
+module.exports = setup

index.js

@@ -10,7 +10,7 @@ const uuid = require('node-uuid')
 const logger = require('./providers/logging/logger')({
   crawlerId: config.get('CRAWLER_ID') || uuid.v4(),
   crawlerHost: config.get('CRAWLER_HOST'),
-  buildNumber: config.get('CRAWLER_BUILD_NUMBER') || 'local'
+  appVersion: config.get('APP_VERSION') || 'local'
 })
 
 run(defaults, logger, searchPath, maps)