Pizza application in Spring Boot and deploy in AWS.
For the application backend, the infastructure deploy will be:
- Internet gateway.
- Application load balancer.
- Amazon Elastic Container Service with EC2 instances.
- Amazon RDS for MYSQL.
The application frontend is located here
To run this application without CI/CD tool, the software needed is:
- Maven
- Java
- terraform
Also, an AWS and CircleCI account is required.
First, you need to create a S3 bucket and a DynamoDB table to store the terraform state. Also, change the following variables in the state_config.tf:
| Line | Variable | Description |
|---|---|---|
| 3 | bucket | Your bucket name |
| 4 | key | Path to the state file in the bucket |
| 6 | dynamodb_table | Table to store the terraform Lock |
- Change the projects variables
| Line | Variable | Description |
|---|---|---|
| 1 | profile | AWS profile to execute the terraform |
| 14 | tags | Adjust the tags for your needs |
| 24 | IP_VPC | VPC IP for the application |
| 30 | IP_paSUB1 | IP for subnet |
| 42 | IP_paSUB2 | IP for subnet |
| 68 | asg_max-instances | Maximum running instances in group |
| 74 | asg_min-instances | Minimum running instances in group |
| 68 | asg_desired | Desired running instances in group |
| 99 | docker-image | Docker image for instances |
- Compile with Maven.
mvn compile- Create a database and set the environment variables.
export MYSQL_DB_HOST=localhost
export MYSQL_DB_PORT=3306
export MYSQL_DB_DATABASE=pizzasdb
export MYSQL_DB_USER=root
export MYSQL_DB_PASSWORD=example- Package and run unit test.
mvn package-
Build and push the image into docker hub.
-
Enter the terraform directory and run the following commands:
# Initialize Terraform
terraform init
# Infrastructure checkout
terraform plan
# Infrastructure deploy
terraform apply-
Follow the project from your CircleCI account.
-
Set the environment variables in CircleCI:
| Variable | Description |
|---|---|
| AWS_ACCESS_KEY_ID | AWS access key |
| AWS_DEFAULT_REGION | AWS default region |
| AWS_SECRET_ACCESS_KEY | AWS secret access key |
| DOCKER_LOGIN | Docker username |
| DOCKER_PASSWORD | Docker password |
| MYSQL_DB_PASSWORD | MySQL password |
| MYSQL_DB_USER | MySQL password |
- Modify some variables in the CircleCI pipeline.
| Line | Variable | Description |
|---|---|---|
| 15 | TF_VAR_db_user | MySQL user |
| 53 | image | Change for your docker repository |
| 56 | image | Change for your docker repository |
In the line 112, change the command with your cluster name and service if you change it before in the terraform variables.
- Build the project.
In the terraform output, a variable called API_Backend_url contains the backend API.
NOTE
To destroy the application manually:
terraform destroyIn the pipeline, commit to a branch called "destroy".
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