package main import ( "dagger.io/dagger" "dagger.io/aws/ecs" "dagger.io/git" ) // Backend configuration backend: { // Source code to build this container source: git.#Repository | dagger.#Artifact // Container environment variables environment: [string]: string // Public hostname (need to match the master domain configures on the loadbalancer) hostname: string // Container configuration container: { // Desired number of running containers desiredCount: *1 | int // Time to wait for the HTTP timeout to complete healthCheckTimeout: *10 | int // HTTP Path to perform the healthcheck request (HTTP Get) healthCheckPath: *"/" | string // Number of times the health check needs to fail before recycling the container healthCheckUnhealthyThreshold: *2 | int // Port used by the process inside the container port: *80 | int // Memory to allocate memory: *1024 | int // Override the default container command command: [...string] // Custom dockerfile path dockerfilePath: *"" | string // docker build args dockerBuildArgs: [string]: string } // Init container runs only once when the main container starts initContainer: { command: [...string] environment: [string]: string } } // Backend deployment logic backend: { let slug = name // Docker image built from source, pushed to ECR image: #ECRImage & { source: backend.source repository: infra.ecrRepository tag: slug awsConfig: infra.awsConfig if backend.container.dockerfilePath != "" { dockerfilePath: backend.container.dockerfilePath } buildArgs: backend.container.dockerBuildArgs } // Creates an ECS Task + Service + deploy via Cloudformation app: #ECSApp & { awsConfig: infra.awsConfig "slug": slug clusterName: infra.ecsClusterName vpcId: infra.vpcId elbListenerArn: infra.elbListenerArn if infra.ecsTaskRoleArn != _|_ { taskRoleArn: infra.ecsTaskRoleArn } hostname: backend.hostname healthCheck: { timeout: backend.container.healthCheckTimeout path: backend.container.healthCheckPath unhealthyThresholdCount: backend.container.healthCheckUnhealthyThreshold } desiredCount: backend.container.desiredCount container: { command: backend.container.command environment: backend.environment port: backend.container.port memory: backend.container.memory "image": image.ref } } // Optional container to run one-time during the deploy (eg. db migration) if len(backend.initContainer.command) > 0 { initContainer: ecs.#RunTask & { config: infra.awsConfig containerName: slug cluster: infra.ecsClusterName if infra.ecsTaskRoleArn != _|_ { roleArn: infra.ecsTaskRoleArn } containerEnvironment: backend.initContainer.environment containerCommand: backend.initContainer.command taskArn: app.taskArn } } }