Merge pull request #303 from hardikSinghBehl/codebase/spring-cloud-sn…

…s-sqs-pubsub

codebase/spring-cloud-sns-sqs-pubsub

aws/spring-cloud-sns-sqs-pubsub/.gitignore

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+target
+.project
+.settings
+.DS_Store

aws/spring-cloud-sns-sqs-pubsub/.mvn/wrapper/maven-wrapper.properties

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+distributionUrl=https://repo.maven.apache.org/maven2/org/apache/maven/apache-maven/3.9.5/apache-maven-3.9.5-bin.zip
+wrapperUrl=https://repo.maven.apache.org/maven2/org/apache/maven/wrapper/maven-wrapper/3.2.0/maven-wrapper-3.2.0.jar

aws/spring-cloud-sns-sqs-pubsub/README.md

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+## Publisher-Subscriber Pattern using AWS SNS and SQS in Spring Boot
+
+Codebase demonstrating the implementation of publisher-subscriber pattern using AWS SNS and SQS in Spring Boot. [Spring Cloud AWS](https://spring.io/projects/spring-cloud-aws) is used to interact with AWS services in context.
+
+[LocalStack](https://github.com/localstack/localstack) has been used to containerize the multi-module Maven project for local development. The below commands can be used to start the applications:
+
+```bash
+./mvnw clean package spring-boot:build-image
+```
+```bash
+sudo docker-compose up -d
+```
+
+## Blog posts
+
+Blog posts about this topic:
+
+* [Publisher-Subscriber Pattern using AWS SNS and SQS in Spring Boot](https://reflectoring.io/publisher-subscriber-pattern-using-aws-sns-and-sqs-in-spring-boot)

aws/spring-cloud-sns-sqs-pubsub/docker-compose.yml

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+version: '3.7'
+
+services:
+  localstack:
+    container_name: localstack
+    image: localstack/localstack:3.3
+    ports:
+      - 4566:4566
+    environment:
+      - SERVICES=sns,sqs
+    volumes:
+      - ./localstack/init-sns-topic.sh:/etc/localstack/init/ready.d/init-sns-topic.sh
+      - ./localstack/init-sqs-queue.sh:/etc/localstack/init/ready.d/init-sqs-queue.sh
+      - ./localstack/subscribe-sqs-to-sns.sh:/etc/localstack/init/ready.d/subscribe-sqs-to-sns.sh
+    networks:
+      - reflectoring
+
+  user-management-service:
+    container_name: user-management-service
+    image: aws-pubsub-user-management-service
+    ports:
+    - 8080:8080
+    depends_on:
+      - localstack
+    environment:
+      spring.cloud.aws.sns.endpoint: 'http://localstack:4566'
+      spring.cloud.aws.credentials.access-key: test
+      spring.cloud.aws.credentials.secret-key: test
+      spring.cloud.aws.sns.region: 'us-east-1'
+      io.reflectoring.aws.sns.topic-arn: 'arn:aws:sns:us-east-1:000000000000:user-account-created'
+    networks:
+      - reflectoring
+
+  notification-dispatcher-service:
+    container_name: notification-dispatcher-service
+    image: aws-pubsub-notification-dispatcher-service
+    ports:
+    - 9090:8080
+    depends_on:
+      - localstack
+      - user-management-service
+    environment:
+      spring.cloud.aws.sqs.endpoint: 'http://localstack:4566'
+      spring.cloud.aws.credentials.access-key: test
+      spring.cloud.aws.credentials.secret-key: test
+      spring.cloud.aws.sqs.region: 'us-east-1'
+      io.reflectoring.aws.sqs.queue-url: 'http://sqs.us-east-1.localhost.localstack.cloud:4566/000000000000/dispatch-email-notification'
+    networks:
+      - reflectoring
+
+networks:
+  reflectoring:

aws/spring-cloud-sns-sqs-pubsub/integration-test/.gitignore

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+HELP.md
+target/
+!.mvn/wrapper/maven-wrapper.jar
+!**/src/main/**/target/
+!**/src/test/**/target/
+
+### STS ###
+.apt_generated
+.classpath
+.factorypath
+.project
+.settings
+.springBeans
+.sts4-cache
+
+### IntelliJ IDEA ###
+.idea
+*.iws
+*.iml
+*.ipr
+
+### NetBeans ###
+/nbproject/private/
+/nbbuild/
+/dist/
+/nbdist/
+/.nb-gradle/
+build/
+!**/src/main/**/build/
+!**/src/test/**/build/
+
+### VS Code ###
+.vscode/

aws/spring-cloud-sns-sqs-pubsub/integration-test/.mvn/wrapper/maven-wrapper.properties

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+distributionUrl=https://repo.maven.apache.org/maven2/org/apache/maven/apache-maven/3.9.5/apache-maven-3.9.5-bin.zip
+wrapperUrl=https://repo.maven.apache.org/maven2/org/apache/maven/wrapper/maven-wrapper/3.2.0/maven-wrapper-3.2.0.jar