recipe.yaml

---
RecipeFormatVersion: '2020-01-25'
ComponentName: aws.greengrass.labs.database.InfluxDB
ComponentVersion: '2.1.0'
ComponentDescription: 'A component that provisions and manages an InfluxDB instance.'
ComponentPublisher: Amazon
ComponentDependencies:
    aws.greengrass.SecretManager:
      VersionRequirement: ~2.1.0
      DependencyType: HARD
    aws.greengrass.DockerApplicationManager:
      VersionRequirement: ~2.0.0
      DependencyType: HARD
ComponentConfiguration:
  DefaultConfiguration:
    AutoProvision: 'true'
    InfluxDBMountPath: '/home/ggc_user/dashboard'
    SecretArn: 'arn:aws:secretsmanager:region:account:secret:name'
    InfluxDBContainerName: greengrass_InfluxDB
    InfluxDBOrg: 'greengrass'
    InfluxDBBucket: 'greengrass-telemetry'
    InfluxDBInterface: '127.0.0.1'
    InfluxDBPort: '8086'
    BridgeNetworkName: 'greengrass-telemetry-bridge'
    ServerProtocol: 'https'
    GenerateSelfSignedCert: 'true'
    SkipTLSVerify: 'true'
    HTTPSCertExpirationDays: '365'
    TokenRequestTopic: 'greengrass/influxdb/token/request'
    TokenResponseTopic: 'greengrass/influxdb/token/response'
    accessControl:
      aws.greengrass.ipc.pubsub:
        aws.greengrass.labs.database.InfluxDB:pubsub:1:
          policyDescription: Allows access to subscribe to the token request topic.
          operations:
            - aws.greengrass#SubscribeToTopic
          resources:
            - "greengrass/influxdb/token/request"
        aws.greengrass.labs.database.InfluxDB:pubsub:2:
          policyDescription: Allows access to publish to the token response topic.
          operations:
            - aws.greengrass#PublishToTopic
          resources:
            - "greengrass/influxdb/token/response"
      aws.greengrass.SecretManager:
        aws.greengrass.labs.database.InfluxDB:secrets:1:
          policyDescription: Allows access to the secret containing InfluxDB credentials.
          operations:
            - aws.greengrass#GetSecretValue
          resources:
            - 'arn:aws:secretsmanager:region:account:secret:name'
Manifests:
  - Platform:
      os: /darwin|linux/
    Lifecycle:
      Install: 
        RequiresPrivilege: true
        script: |-
          set -eu 
          docker network inspect {configuration:/BridgeNetworkName} > /dev/null 2>&1 || docker network create --driver bridge {configuration:/BridgeNetworkName}
          
          echo "Using mount path: {configuration:/InfluxDBMountPath}..."
          if [ "{configuration:/ServerProtocol}" = "https" ] && [ "{configuration:/GenerateSelfSignedCert}" = "true" ]; then
            
            if [ ! -d "{configuration:/InfluxDBMountPath}/influxdb2_certs" ]; then
              echo "Creating self-signed certificate for HTTPS..."
              mkdir -p {configuration:/InfluxDBMountPath}/influxdb2_certs
              openssl req -x509 -nodes -newkey rsa:2048 -batch \
                -keyout {configuration:/InfluxDBMountPath}/influxdb2_certs/influxdb.key \
                -out {configuration:/InfluxDBMountPath}/influxdb2_certs/influxdb.crt \
                -days {configuration:/HTTPSCertExpirationDays}

              echo "Setting file permissions for HTTPS certs..."
              chmod -R 077 {configuration:/InfluxDBMountPath}/influxdb2_certs
            
            else
              echo "Found existing certs for HTTPS, skipping creation..."
            fi
          fi
      Run:
        RequiresPrivilege: false
        script: |-
          set -eu

          bash {artifacts:decompressedPath}/aws-greengrass-labs-database-influxdb/src/run_influxdb.sh \
          {configuration:/AutoProvision} \
          {configuration:/InfluxDBContainerName} \
          {configuration:/InfluxDBBucket} \
          {configuration:/InfluxDBOrg} \
          {artifacts:decompressedPath}/aws-greengrass-labs-database-influxdb/src/ \
          {configuration:/SecretArn} \
          {configuration:/InfluxDBPort} \
          {configuration:/TokenRequestTopic} \
          {configuration:/TokenResponseTopic} \
          {configuration:/ServerProtocol} \
          {configuration:/BridgeNetworkName} \
          {configuration:/InfluxDBMountPath} \
          {configuration:/InfluxDBInterface} \
          {configuration:/SkipTLSVerify}
      Shutdown:
        RequiresPrivilege: false
        script: |-
          set -eu
          
          echo "Stopping the InfluxDB container..."
          docker stop {configuration:/InfluxDBContainerName}
          echo "Removing the InfluxDB container..."
          docker rm {configuration:/InfluxDBContainerName}
    Artifacts:
      - URI: 'docker:influxdb:2.0.9' 
      - URI: s3://aws-greengrass-labs-database-influxdb.zip
        Unarchive: ZIP