apiVersion: v1
kind: Template
labels:
  template: grafana-base
message: See https://github.com/nmasse-itix/OpenShift-Docker-Images/tree/master/grafana for more details.
metadata:
  annotations:
    description: |-
      A grafana distribution for OpenShift.
    openshift.io/display-name: Grafana (Base)
    tags: instant-app
    template.openshift.io/documentation-url: https://github.com/nmasse-itix/OpenShift-Docker-Images/tree/master/grafana
    template.openshift.io/long-description: A grafana distribution for OpenShift.
    template.openshift.io/provider-display-name: Nicolas Massé
    template.openshift.io/support-url: https://github.com/nmasse-itix/OpenShift-Docker-Images/issues
  name: grafana-base
objects:

- apiVersion: v1
  kind: Secret
  metadata:
    name: oauth-proxy
    namespace: "${NAMESPACE}"
    labels:
      template: grafana-base
  stringData:
    session_secret: "${SESSION_SECRET}="

- apiVersion: v1
  kind: ServiceAccount
  metadata:
    name: grafana
    namespace: ${NAMESPACE}
    labels:
      template: grafana-base
    annotations:
      serviceaccounts.openshift.io/oauth-redirectreference.proxy: '{"kind":"OAuthRedirectReference","apiVersion":"v1","reference":{"kind":"Route","name":"grafana"}}'
  secrets:

- kind: ConfigMap
  apiVersion: v1
  metadata:
    name: grafana-config
    namespace: ${NAMESPACE}
    labels:
      template: grafana-base
  data:
    grafana.ini: |-
      [paths]
      datasources = /etc/grafana-datasources/

      [server]
      http_addr = 127.0.0.1

      [auth]
      disable_login_form = true
      disable_signout_menu = true

      [auth.basic]
      enabled = false

      [auth.proxy]
      enabled = true
      header_name = X-Forwarded-User

      [users]
      auto_assign_org = true
      auto_assign_org_role = Admin

      [analytics]
      reporting_enabled = false

      [log]
      mode = console

      [dashboards.json]
      enabled = true
      path = /var/lib/grafana-dashboards

- apiVersion: v1
  kind: ImageStream
  metadata:
    labels:
      build: grafana
      template: grafana-base
    namespace: ${NAMESPACE}
    name: grafana

- apiVersion: v1
  kind: BuildConfig
  metadata:
    name: grafana
    labels:
      build: grafana
      template: grafana-base
    namespace: ${NAMESPACE}
  spec:
    successfulBuildsHistoryLimit: 1
    failedBuildsHistoryLimit: 1
    nodeSelector: null
    output:
      to:
        kind: ImageStreamTag
        name: grafana:latest
        namespace: ${NAMESPACE}
    postCommit: {}
    resources: {}
    runPolicy: Serial
    source:
      git:
        uri: ${GIT_REPO}
      type: Git
      contextDir: grafana
    strategy:
      dockerStrategy:
        from:
          kind: ImageStreamTag
          name: ${RHEL_IMAGE_STREAM_TAG}
          namespace: ${RHEL_IMAGE_STREAM_NAMESPACE}
      type: Docker
    triggers:
    - type: ConfigChange
    - type: ImageChange

- apiVersion: v1
  kind: DeploymentConfig
  metadata:
    labels:
      app: grafana
      template: grafana-base
    name: grafana
    namespace: ${NAMESPACE}
  spec:
    replicas: 1
    selector:
      app: grafana
      deploymentconfig: grafana
    strategy:
      activeDeadlineSeconds: 21600
      resources: {}
      type: Recreate
    template:
      metadata:
        creationTimestamp: null
        labels:
          app: grafana
          deploymentconfig: grafana
          template: grafana-base
      spec:
        containers:
        - image: " "
          imagePullPolicy: IfNotPresent
          name: grafana
          ports:
          - containerPort: 3000
            protocol: TCP
          resources: {}
          securityContext: {}
          terminationMessagePath: /dev/termination-log
          volumeMounts:
          - mountPath: /etc/grafana/
            name: grafana-config
          - mountPath: /etc/grafana-datasources
            name: grafana-datasources
          - mountPath: /var/lib/grafana/
            name: grafana-storage
          - mountPath: /var/lib/grafana-dashboards
            name: grafana-dashboards
        - image: ${PROXY_IMAGE}
          imagePullPolicy: IfNotPresent
          name: proxy
          args:
          - --provider=openshift
          - --https-address=:8443
          - --http-address=
          - --upstream=http://localhost:3000
          - --openshift-service-account=grafana
          - '--openshift-sar={"resource": "namespaces", "verb": "get", "resourceName": "${NAMESPACE}",  "namespace": "${NAMESPACE}"}'
          - --tls-cert=/etc/tls/private/tls.crt
          - --tls-key=/etc/tls/private/tls.key
          - --client-secret-file=/var/run/secrets/kubernetes.io/serviceaccount/token
          - --cookie-secret-file=/etc/proxy/secrets/session_secret
          - --openshift-ca=/etc/pki/tls/cert.pem
          - --openshift-ca=/var/run/secrets/kubernetes.io/serviceaccount/ca.crt
          ports:
          - containerPort: 8443
            name: web
            protocol: TCP
          resources: {}
          securityContext: {}
          terminationMessagePath: /dev/termination-log
          terminationMessagePolicy: File
          volumeMounts:
          - mountPath: /etc/tls/private
            name: tls
          - mountPath: /etc/proxy/secrets
            name: secrets
        dnsPolicy: ClusterFirst
        terminationGracePeriodSeconds: 30
        restartPolicy: Always
        serviceAccountName: grafana
        volumes:
        - name: secrets
          secret:
            secretName: oauth-proxy
        - name: tls
          secret:
            secretName: grafana-tls
        - name: grafana-storage
          emptyDir: {}
        - name: grafana-config
          configMap:
            name: grafana-config
        - name: grafana-datasources
          configMap:
            name: grafana-datasources
        - name: grafana-dashboards
          configMap:
            name: grafana-dashboards
    test: false
    triggers:
    - type: ConfigChange
    - type: ImageChange
      imageChangeParams:
        automatic: true
        containerNames:
        - grafana
        from:
          kind: ImageStreamTag
          name: grafana:latest

- apiVersion: v1
  kind: Service
  metadata:
    labels:
      app: grafana
      template: grafana-base
    name: grafana
    namespace: ${NAMESPACE}
    annotations:
      service.alpha.openshift.io/serving-cert-secret-name: grafana-tls
  spec:
    ports:
    - name: oauth-proxy
      port: 8443
      protocol: TCP
      targetPort: 8443
    selector:
      app: grafana
      deploymentconfig: grafana
    sessionAffinity: None
    type: ClusterIP

- apiVersion: v1
  kind: Route
  metadata:
    labels:
      app: grafana
      template: grafana-base
    name: grafana
    namespace: ${NAMESPACE}
  spec:
    host: ${GRAFANA_ROUTE_HOSTNAME}
    port:
      targetPort: oauth-proxy
    to:
      kind: Service
      name: grafana
      weight: 100
    wildcardPolicy: None
    tls:
      termination: reencrypt

##
## Template Parameters
##
parameters:
- description: The GIT repository to use.
  displayName: GIT Repo URL
  name: GIT_REPO
  value: https://github.com/nmasse-itix/OpenShift-Docker-Images.git

- description: The OpenShift Namespace where the RHEL ImageStream resides.
  displayName: RHEL ImageStream Namespace
  name: RHEL_IMAGE_STREAM_NAMESPACE
  value: openshift

- description: Name of the ImageStreamTag to be used for the RHEL image.
  displayName: RHEL ImageStreamTag
  name: RHEL_IMAGE_STREAM_TAG
  value: rhel7:latest

- description: The Docker image to use for the OAuth Proxy.
  displayName: OAuth Proxy image
  name: PROXY_IMAGE
  value: openshift3/oauth-proxy:v3.9

- description: The desired hostname of the route to the Grafana service.
  displayName: Hostname of the Grafana Service
  name: GRAFANA_ROUTE_HOSTNAME

- description: The session secret for the proxy
  name: SESSION_SECRET
  generate: expression
  from: "[a-zA-Z0-9]{43}"

- description: The namespace to instantiate this template under. Defaults to 'openshift-metrics'.
  name: NAMESPACE
  value: openshift-metrics