helm-config.yaml

################################################################################
# Specify the azure environment specific values
#
appinsightstatsd:
  aadpodidbinding: "osdu-identity"

################################################################################
# Specify any optional override values
#
image:
  repository: #{container-registry}#.azurecr.io
  branch: #{ENVIRONMENT_NAME}#
  tag: #{Build.SourceVersion}#

airflowLogin:
  name: admin

################################################################################
# Specify the airflow configuration
#
airflow:

  ###################################
  # Kubernetes - Ingress Configs
  ###################################
  ingress:
    enabled: false
    web:
      annotations:
        kubernetes.io/ingress.class: azure/application-gateway
        appgw.ingress.kubernetes.io/request-timeout: "300"
        appgw.ingress.kubernetes.io/connection-draining: "true"
        appgw.ingress.kubernetes.io/connection-draining-timeout: "30"
        cert-manager.io/cluster-issuer: letsencrypt
        cert-manager.io/acme-challenge-type: http01
      path: "/airflow"
      host: #{DNS_HOST}#
      livenessPath: "/airflow/health"
      tls:
        enabled: true
        secretName: osdu-certificate
      precedingPaths:
        - path: "/airflow/*"
          serviceName: airflow-web
          servicePort: 8080

  ###################################
  # Database - External Database
  ###################################
  postgresql:
    enabled: false
  externalDatabase:
    type: postgres
    host: #{base-name-sr}#-pg.postgres.database.azure.com     #<-- Azure PostgreSQL Database host
    user:  osdu_admin@#{base-name-sr}#-pg                     #<-- Azure PostgreSQL Database username, formatted as {username}@{hostname}
    passwordSecret: "postgres"
    passwordSecretKey: "postgres-password"
    port: 5432
    properties: "?sslmode=require"
    database: airflow

  ###################################
  # Database - External Redis
  ###################################
  redis:
    enabled: false
  externalRedis:
    host: #{base-name-sr}#-cache.redis.cache.windows.net    #<-- Azure Redis Cache host
    port: 6380
    passwordSecret: "redis"
    passwordSecretKey: "redis-password"

  ###################################
  # Airflow - DAGs Configs
  ###################################
  dags:
    installRequirements: true
    persistence:
      enabled: true
      existingClaim: airflowdagpvc
      subPath: "dags"

  ###################################
  # Airflow - WebUI Configs
  ###################################
  web:
    podLabels:
      aadpodidbinding: "osdu-identity"
    baseUrl: "http://localhost/airflow"

  ###################################
  # Airflow - Worker Configs
  ###################################
  workers:
    podLabels:
      aadpodidbinding: "osdu-identity"
    autoscaling:
      enabled: true
      ## minReplicas is picked from Values.workers.replicas and default value is 1
      maxReplicas: 3
      metrics:
      - type: Resource
        resource:
          name: memory
          target:
            type: Utilization
            averageUtilization: 60
    resources:
      requests:
        memory: "512Mi"

  ###################################
  # Airflow - Flower Configs
  ###################################
  flower:
    enabled: false

  ###################################
  # Airflow - Scheduler Configs
  ###################################
  scheduler:
    podLabels:
      aadpodidbinding: "osdu-identity"
    variables: |
      {}

  ###################################
  # Airflow - Common Configs
  ###################################
  airflow:
    image:
      repository: apache/airflow
      tag: 1.10.12-python3.6
      pullPolicy: IfNotPresent
      pullSecret: ""
    config:
      AIRFLOW__SCHEDULER__STATSD_ON: "True"
      AIRFLOW__SCHEDULER__STATSD_HOST: "appinsights-statsd"
      AIRFLOW__SCHEDULER__STATSD_PORT: 8125
      AIRFLOW__SCHEDULER__STATSD_PREFIX: "osdu_airflow"
      AIRFLOW__CORE__DAGS_ARE_PAUSED_AT_CREATION: "False"
      ## Enable for Debug purpose
      AIRFLOW__WEBSERVER__EXPOSE_CONFIG: "False"
      AIRFLOW__WEBSERVER__AUTHENTICATE: "True"
      AIRFLOW__WEBSERVER__AUTH_BACKEND: "airflow.contrib.auth.backends.password_auth"
      AIRFLOW__API__AUTH_BACKEND: "airflow.contrib.auth.backends.password_auth"
      AIRFLOW__CORE__REMOTE_LOGGING: "True"
      AIRFLOW__CORE__REMOTE_LOG_CONN_ID: "az_log"
      AIRFLOW__CORE__REMOTE_BASE_LOG_FOLDER: "wasb-airflowlog"
      AIRFLOW__CORE__LOGGING_CONFIG_CLASS: "log_config.DEFAULT_LOGGING_CONFIG"
      AIRFLOW__CORE__LOG_FILENAME_TEMPLATE: "{{ run_id }}/{{ ti.dag_id }}/{{ ti.task_id }}/{{ ts }}/{% if 'correlationId' in dag_run.conf %}{{ dag_run.conf['correlationId'] }}{% else %}None{% endif %}/{{ try_number }}.log"
      AIRFLOW__CELERY__SSL_ACTIVE: "True"
      AIRFLOW__WEBSERVER__ENABLE_PROXY_FIX: "True"
      AIRFLOW__CORE__PLUGINS_FOLDER: "/opt/airflow/plugins"
      AIRFLOW__SCHEDULER__DAG_DIR_LIST_INTERVAL: 60
      AIRFLOW__CORE__LOGGING_LEVEL: DEBUG
    extraEnv:
    - name: AIRFLOW__CORE__FERNET_KEY
      valueFrom:
        secretKeyRef:
          name: airflow
          key: fernet-key
    - name: AIRFLOW_CONN_AZ_LOG
      valueFrom:
        secretKeyRef:
          name: airflow
          key: remote-log-connection
    - name: CLOUD_PROVIDER
      value: "azure"
    - name: KEYVAULT_URI
      valueFrom:
        configMapKeyRef:
          name: osdu-svc-properties
          key: ENV_KEYVAULT
    extraConfigmapMounts:
        - name: remote-log-config
          mountPath: /opt/airflow/config
          configMap: airflow-remote-log-config
          readOnly: true
    extraPipPackages: [
        "flask-bcrypt",
        "apache-airflow[statsd]",
        "apache-airflow[kubernetes]",
        "apache-airflow-backport-providers-microsoft-azure",
        "dataclasses",
        "google-cloud-storage",
        "azure-identity",
        "azure-keyvault-secrets",
        "msal",
        "https://azglobalosdutestlake.blob.core.windows.net/pythonsdk/osdu_api-0.0.4.tar.gz"
    ]
    extraVolumeMounts:
        - name: azure-keyvault
          mountPath: "/mnt/azure-keyvault"
          readOnly: true
        - name: dags-data
          mountPath: /opt/airflow/plugins
          subPath: plugins
    extraVolumes:
        - name: azure-keyvault
          csi:
            driver: secrets-store.csi.k8s.io
            readOnly: true
            volumeAttributes:
              secretProviderClass: azure-keyvault