From cc61f8ee9e6e4eaae2640a609e98cc8aa79447b1 Mon Sep 17 00:00:00 2001
From: Jerom <jeromjomanthara@gmail.com>
Date: Wed, 10 Jul 2024 19:50:48 +0530
Subject: [PATCH] perf(acions): update existing latest tag with new version
 number and add new latest image to ecr

---
 .github/workflows/ECR_workflow.yml | 38 +++++++++++++++++++++++-------
 1 file changed, 29 insertions(+), 9 deletions(-)

diff --git a/.github/workflows/ECR_workflow.yml b/.github/workflows/ECR_workflow.yml
index ab4bc3a..a224ab6 100644
--- a/.github/workflows/ECR_workflow.yml
+++ b/.github/workflows/ECR_workflow.yml
@@ -2,13 +2,11 @@ name: Deploy to Amazon ECR
 
 on:
   push:
-    branches: [ "prod" ]
+    branches: [ "main" ]
 
 env:
-# set this to your preferred AWS region, e.g. us-west-1
-  AWS_REGION: ${{ secrets.MY_AWS_REGION }}                   
-# set this to your Amazon ECR repository name
-  ECR_REPOSITORY: ${{ secrets.MY_ECR_REPOSITORY }}           
+  AWS_REGION: ${{ secrets.AWS_REGION }}                   
+  ECR_REPOSITORY: ${{ secrets.ECR_REPOSITORY }}           
 
 permissions:
   contents: read
@@ -33,15 +31,37 @@ jobs:
       id: login-ecr
       uses: aws-actions/amazon-ecr-login@v2
 
-    - name: Build, tag, and push image to Amazon ECR
+    - name: Pull the latest image from Amazon ECR
+      id: pull-latest
+      run: |
+        # Retrieve the latest image tag
+        latest_image=$(aws ecr describe-images --repository-name $ECR_REPOSITORY --query 'sort_by(imageDetails,&imagePushedAt)[-1].imageTags[0]' --output text --region $AWS_REGION)
+        echo "Latest image tag: $latest_image"
+        
+        # Pull the latest image
+        docker pull $ECR_REGISTRY/$ECR_REPOSITORY:$latest_image
+
+        # Retag the pulled image
+        new_tag="new-tag-according-to-your-needs"
+        docker tag $ECR_REGISTRY/$ECR_REPOSITORY:$latest_image $ECR_REGISTRY/$ECR_REPOSITORY:$new_tag
+
+        # Push the renamed image to ECR
+        docker push $ECR_REGISTRY/$ECR_REPOSITORY:$new_tag
+
+    - name: Build, tag, and push new image to Amazon ECR
       id: build-image
       env:
         ECR_REGISTRY: ${{ steps.login-ecr.outputs.registry }}
         IMAGE_TAG: ${{ github.sha }}
       run: |
-        # Build a docker container and
-        # push it to ECR so that it can
-        # be deployed to ECS.
+        # Build a new Docker image
         docker build -t $ECR_REGISTRY/$ECR_REPOSITORY:$IMAGE_TAG .
+
+        # Tag the new image as latest
+        docker tag $ECR_REGISTRY/$ECR_REPOSITORY:$IMAGE_TAG $ECR_REGISTRY/$ECR_REPOSITORY:latest
+
+        # Push the new image and the latest tag to ECR
         docker push $ECR_REGISTRY/$ECR_REPOSITORY:$IMAGE_TAG
+        docker push $ECR_REGISTRY/$ECR_REPOSITORY:latest
+
         echo "image=$ECR_REGISTRY/$ECR_REPOSITORY:$IMAGE_TAG" >> $GITHUB_OUTPUT