Fix #4497: Dev Setup: Make worker and statsd containers optional(#4498)

* Make worker and statsd optional in development setup

- Updated  to use profiles for  and
- Updated  to document how to start optional containers using profiles

* update Dockerfile of nodejs in dev mode

---------

Co-authored-by: Rishabh Jain <rishabhjain2018@gmail.com>

Author: ilyasd3

README.md

@@ -54,6 +54,25 @@ The steps are:
     docker-compose up --build
     ```
 
+    By default, this starts only the required services (`db`, `sqs`, and `django`).  
+    If you need **worker** services, start them using:
+
+    ```
+    docker-compose --profile worker up --build
+    ```
+
+    If you need **statsd-exporter**, start it using:
+
+    ```
+    docker-compose --profile statsd up --build
+    ```
+
+    To start **both optional services**, use:
+
+    ```
+    docker-compose --profile worker --profile statsd up --build
+    ```
+
 4. That's it. Open web browser and hit the URL [http://127.0.0.1:8888](http://127.0.0.1:8888). Three users will be created by default which are listed below -
 
     **SUPERUSER-** username: `admin` password: `password`  

docker-compose.yml

@@ -1,4 +1,3 @@
-version: "3"
 services:
   db:
     image: postgres:10.4
@@ -23,31 +22,38 @@ services:
     depends_on:
       - db
       - sqs
-      - statsd-exporter
     volumes:
       - .:/code
 
   worker:
     env_file:
       - docker/dev/docker.env
+    image: my_custom_worker_image  # Default image used if not built
     build:
       context: ./
       dockerfile: docker/dev/worker/Dockerfile
+      x-enabled: ${BUILD_WORKER:-false}  # Only build if BUILD_WORKER=true
     depends_on:
       - django
     volumes:
       - .:/code
+    profiles:
+      - worker  # Only built when this profile is specified
 
   worker_py3_8:
     env_file:
       - docker/dev/docker.env
+    image: my_custom_worker_py3_8_image  # Default image used if not built
     build:
       context: ./
       dockerfile: docker/dev/worker_py3.8/Dockerfile
+      x-enabled: ${BUILD_WORKER:-false}
     depends_on:
       - django
     volumes:
       - .:/code
+    profiles:
+      - worker
 
   nodejs:
     hostname: nodejs
@@ -67,9 +73,15 @@ services:
   statsd-exporter:
     hostname: statsd
     image: prom/statsd-exporter:latest
+    build:
+      context: ./
+      dockerfile: docker/dev/statsd-exporter/Dockerfile
+      x-enabled: ${BUILD_STATSD:-false}  # Only build if BUILD_STATSD=true
     command:
       - '--log.level=info'
       - '--web.telemetry-path=/statsd/metrics'
     ports:
       - '9125:9125'
       - '9102:9102'
+    profiles:
+      - statsd  # Only built when this profile is specified

docker/dev/nodejs/Dockerfile

@@ -1,10 +1,5 @@
-FROM node:14.20.0
-
-# install chrome for protractor tests
-RUN wget -q -O - https://dl-ssl.google.com/linux/linux_signing_key.pub | apt-key add -
-RUN sh -c 'echo "deb [arch=amd64] http://dl.google.com/linux/chrome/deb/ stable main" >> /etc/apt/sources.list.d/google.list'
-RUN apt-get update && apt-get install -yq google-chrome-stable
-
+# Base stage with common dependencies
+FROM node:14.20.0 AS base
 WORKDIR /code
 
 # Add dependencies
@@ -16,16 +11,36 @@ ADD ./karma.conf.js /code
 
 # Install Prerequisites
 RUN npm install -g bower gulp gulp-cli
-
 RUN npm link gulp
-
 RUN npm cache clean -f
 RUN npm install
 RUN npm install -g karma-cli
 RUN npm install -g qs
 RUN bower install --allow-root
-RUN apt-get install -y libxss1
 
+# AMD64-specific stage
+FROM base AS amd64
+RUN wget -q -O - https://dl-ssl.google.com/linux/linux_signing_key.pub | apt-key add -
+RUN sh -c 'echo "deb [arch=amd64] http://dl.google.com/linux/chrome/deb/ stable main" >> /etc/apt/sources.list.d/google.list'
+RUN apt-get update && apt-get install -yq google-chrome-stable libxss1
+
+# ARM64-specific stage
+FROM base AS arm64
+# Using newer keyring method for better compatibility
+RUN wget -q -O - https://dl-ssl.google.com/linux/linux_signing_key.pub | gpg --dearmor > /usr/share/keyrings/google-chrome.gpg
+# Add a message for users on ARM64
+RUN echo "Chrome installation skipped on ARM64 architecture" && \
+    # Create a placeholder chrome executable that exits gracefully
+    echo '#!/bin/bash' > /usr/bin/google-chrome && \
+    echo 'echo "Warning: Running on ARM64 architecture. Chrome is not available."' >> /usr/bin/google-chrome && \
+    echo 'echo "For full Chrome functionality, rebuild with: docker build --platform=linux/amd64 ."' >> /usr/bin/google-chrome && \
+    echo 'exit 0' >> /usr/bin/google-chrome && \
+    chmod +x /usr/bin/google-chrome && \
+    apt-get update && apt-get install -yq libxss1
+
+# Final stage - automatically selects the right architecture
+FROM ${TARGETARCH:-amd64}
+
+# Set common command and expose port
 CMD ["gulp", "dev:runserver"]
-
 EXPOSE 8888