values.yaml

global:
  dynamic:
    # -- Array of YAML files listing dynamic plugins to include with those listed in the `plugins` field.
    # Relative paths are resolved from the working directory of the initContainer that will install the plugins (`/opt/app-root/src`).
    includes:
      # -- List of dynamic plugins included inside the `janus-idp/backstage-showcase` container image, some of which are disabled by default.
      # This file ONLY works with the `janus-idp/backstage-showcase` container image.
      - 'dynamic-plugins.default.yaml'

    # -- List of dynamic plugins, possibly overriding the plugins listed in `includes` files.
    # Every item defines the plugin `package` as a [NPM package spec](https://docs.npmjs.com/cli/v10/using-npm/package-spec),
    # an optional `pluginConfig` with plugin-specific backstage configuration, and an optional `disabled` flag to disable/enable a plugin
    # listed in `includes` files. It also includes an `integrity` field that is used to verify the plugin package [integrity](https://w3c.github.io/webappsec-subresource-integrity/#integrity-metadata-description).
    plugins: []

  # -- Shorthand for users who do not want to specify a custom HOSTNAME. Used ONLY with the DEFAULT upstream.backstage.appConfig value and with OCP Route enabled.
  clusterRouterBase: apps.example.com
  # -- Custom hostname shorthand, overrides `global.clusterRouterBase`, `upstream.ingress.host`, `route.host`, and url values in `upstream.backstage.appConfig`
  host: ""
  # -- Enable service authentication within Backstage instance
  auth:
    # -- Backend service to service authentication
    # <br /> Ref: https://backstage.io/docs/auth/service-to-service-auth/
    backend:
      # -- Enable backend service to service authentication, unless configured otherwise it generates a secret value
      enabled: true
      # -- Instead of generating a secret value, refer to existing secret
      existingSecret: ""
      # -- Instead of generating a secret value, use fo;lowing value
      value: ""

# -- Upstream Backstage [chart configuration](https://github.com/backstage/charts/blob/main/charts/backstage/values.yaml)
# @default -- Use Openshift compatible settings
upstream:
  nameOverride: backstage
  backstage:
    image:
      registry: quay.io
      repository: janus-idp/backstage-showcase
      tag: latest
    command: []
    # FIXME (tumido): USE POSTGRES_PASSWORD and POSTGRES_USER instead of POSTGRES_ADMIN_PASSWORD
    # This is a hack. In {fedora,rhel}/postgresql images, regular user is forbidden
    # from creating DBs in runtime. A single DB can be created ahead of time via
    # POSTGRESQL_DATABASE env variable (in this case via
    # upstream.postgresql.primary.extraEnvVars value), but this doesn't allow us to
    # create multiple DBs. Since Backstage requires by default 5 different DBs, we
    # can't accommodate that properly.
    appConfig:
      app:
        # Please update to match host in case you don't want to configure hostname via `global.clusterRouterBase` or `global.host`.
        baseUrl: 'https://{{- include "janus-idp.hostname" . }}'
      backend:
        baseUrl: 'https://{{- include "janus-idp.hostname" . }}'
        cors:
          origin: 'https://{{- include "janus-idp.hostname" . }}'
        database:
          connection:
            password: ${POSTGRESQL_ADMIN_PASSWORD}
            user: postgres
        auth:
          keys:
            - secret: ${BACKEND_SECRET}
    readinessProbe:
      failureThreshold: 3
      httpGet:
        path: /healthcheck
        port: 7007
        scheme: HTTP
      initialDelaySeconds: 30
      periodSeconds: 10
      successThreshold: 2
      timeoutSeconds: 2
    livenessProbe:
      failureThreshold: 3
      httpGet:
        path: /healthcheck
        port: 7007
        scheme: HTTP
      initialDelaySeconds: 60
      periodSeconds: 10
      successThreshold: 1
      timeoutSeconds: 2
    extraEnvVars:
      - name: BACKEND_SECRET
        valueFrom:
          secretKeyRef:
            key: backend-secret
            name: '{{ include "janus-idp.backend-secret-name" $ }}'
      - name: POSTGRESQL_ADMIN_PASSWORD
        valueFrom:
          secretKeyRef:
            key: postgres-password
            name: '{{- include "janus-idp.postgresql.secretName" . }}'

    args:
      # This additional `app-config`` file is generated by the initContainer below, and contains the merged configuration of installed dynamic plugins.
      - '--config'
      - dynamic-plugins-root/app-config.dynamic-plugins.yaml
    extraVolumeMounts:
      # The initContainer below will install dynamic plugins in this volume mount.
      - name: dynamic-plugins-root
        mountPath: /opt/app-root/src/dynamic-plugins-root
    extraVolumes:
      # -- Ephemeral volume that will contain the dynamic plugins installed by the initContainer below at start.
      - name: dynamic-plugins-root
        ephemeral:
          volumeClaimTemplate:
            spec:
              accessModes:
                - ReadWriteOnce
              resources:
                requests:
                  # -- Size of the volume that will contain the dynamic plugins. It should be large enough to contain all the plugins.
                  storage: 1Gi

      # Volume that will expose the `dynamic-plugins.yaml` file from the `dynamic-plugins` config map.
      # The `dynamic-plugins` config map is created by the helm chart from the content of the `global.dynamic` field.
      - name: dynamic-plugins
        configMap:
          defaultMode: 420
          name: dynamic-plugins
          optional: true
      # Optional volume that allows exposing the `.npmrc` file (through a `dynamic-plugins-npmrc` secret)
      # to be used when running `npm pack` during the dynamic plugins installation by the initContainer.
      - name: dynamic-plugins-npmrc
        secret:
          defaultMode: 420
          optional: true
          secretName: dynamic-plugins-npmrc
    initContainers:
      - name: install-dynamic-plugins
        # -- Image used by the initContainer to install dynamic plugins into the `dynamic-plugins-root` volume mount.
        # It could be replaced by a custom image based on this one.
        # @default -- `quay.io/janus-idp/backstage-showcase:latest`
        image: '{{ include "backstage.image" . }}'
        command:
          - ./install-dynamic-plugins.sh
          - /dynamic-plugins-root
        env:
          - name: NPM_CONFIG_USERCONFIG
            value: /opt/app-root/src/.npmrc.dynamic-plugins
        imagePullPolicy: Always
        volumeMounts:
          - mountPath: /dynamic-plugins-root
            name: dynamic-plugins-root
          - mountPath: /opt/app-root/src/dynamic-plugins.yaml
            name: dynamic-plugins
            readOnly: true
            subPath: dynamic-plugins.yaml
          - mountPath: /opt/app-root/src/.npmrc.dynamic-plugins
            name: dynamic-plugins-npmrc
            readOnly: true
            subPath: .npmrc
        workingDir: /opt/app-root/src
    installDir: /opt/app-root/src
    podAnnotations:
      checksum/dynamic-plugins: >-
        {{- include "common.tplvalues.render" ( dict "value"
        .Values.global.dynamic "context" $) | sha256sum }}
  postgresql:
    enabled: true
    postgresqlDataDir: /var/lib/pgsql/data/userdata
    image:
      registry: quay.io
      repository: fedora/postgresql-15
      tag: latest
    auth:
      secretKeys:
        adminPasswordKey: postgres-password
        userPasswordKey: password
    primary:
      podSecurityContext:
        enabled: false
      containerSecurityContext:
        enabled: false
      persistence:
        enabled: true
        size: 1Gi
        mountPath: /var/lib/pgsql/data
      extraEnvVars:
        - name: POSTGRESQL_ADMIN_PASSWORD
          valueFrom:
            secretKeyRef:
              key: postgres-password
              name: '{{- include "postgresql.v1.secretName" . }}'
  ingress:
    host: "{{ .Values.global.host }}"

# -- OpenShift Route parameters
route:
  # -- Route specific annotations
  annotations: {}

  # -- Enable the creation of the route resource
  enabled: true

  # -- Set the host attribute to a custom value. If not set, OpenShift will generate it, please make sure to match your baseUrl
  host: "{{ .Values.global.host }}"

  # -- Path that the router watches for, to route traffic for to the service.
  path: "/"

  # -- Wildcard policy if any for the route. Currently only 'Subdomain' or 'None' is allowed.
  wildcardPolicy: None

  # -- Route TLS parameters
  # <br /> Ref: https://docs.openshift.com/container-platform/4.9/networking/routes/secured-routes.html
  tls:
    # -- Enable TLS configuration for the host defined at `route.host` parameter
    enabled: true

    # -- Specify TLS termination.
    termination: "edge"

    # -- Certificate contents
    certificate: ""

    # -- Key file contents
    key: ""

    # -- Cert authority certificate contents. Optional
    caCertificate: ""

    # -- Contents of the ca certificate of the final destination.
    # <br /> When using reencrypt termination this file should be provided in order to have routers use it for health checks on the secure connection. If this field is not specified, the router may provide its own destination CA and perform hostname validation using the short service name (service.namespace.svc), which allows infrastructure generated certificates to automatically verify.
    destinationCACertificate: ""

    # --  Indicates the desired behavior for insecure connections to a route.
    # <br /> While each router may make its own decisions on which ports to expose, this is normally port 80. The only valid values are None, Redirect, or empty for disabled.
    insecureEdgeTerminationPolicy: "Redirect"