[patch] Change how grafana is installed to be compatible with OCP 4.16

ibm/mas_devops/roles/grafana/tasks/install/main.yml

@@ -23,7 +23,124 @@
     template: templates/cluster-monitoring-config.yml.j2
 
 
-# 3. Install and configure Grafana
+- name: "Debug version"
+  debug:
+    var: grafana_major_version
+
+# 3. Version dependant variables
+# -----------------------------------------------------------------------------
+- name: "set facts"
+  set_fact:
+    grafana_namespace: "{{grafana_v5_namespace}}"
+  when: grafana_major_version == "5"
+
+- name: "set facts"
+  set_fact:
+    grafana_namespace: "{{grafana_v4_namespace}}"
+  when: grafana_major_version == "4"
+
+# 4. Create Grafana Subscription
 # -----------------------------------------------------------------------------
-- name: "install : Install Grafana"
-  include_tasks: "tasks/install/grafana-v{{grafana_major_version}}.yml"
+- name: "install : Create Grafana v{{grafana_major_version}} Subscription"
+  include_tasks: "{{ role_path }}/../../common_tasks/create_subscription.yml"
+  vars:
+    package_name: grafana-operator
+    channel_name: "v{{grafana_major_version}}"
+    subscription_namespace: "{{ grafana_namespace }}"
+    subscription_config:
+      env:
+        - name: "WATCH_NAMESPACE"
+          value: ""
+        - name: "DASHBOARD_NAMESPACES_ALL"
+          value: "true"
+
+# 5. Configure Grafana Operator so it can scan all namespaces for dashboards
+# -------------------------------------------------------------------------------------
+# See https://github.com/grafana-operator/grafana-operator/blob/master/documentation/multi_namespace_support.md
+- name: "install : Apply Cluster Role and Role Binding"
+  kubernetes.core.k8s:
+    template: "templates/grafana/v{{grafana_major_version}}/grafana-rbac.yml.j2"
+    wait: yes
+    wait_timeout: 120
+
+# 6. Configure Grafana Instance
+# -------------------------------------------------------------------------------------
+- name: "install : Create Grafana Instance"
+  kubernetes.core.k8s:
+    template: "templates/grafana/v{{grafana_major_version}}/grafana.yml.j2"
+    wait: yes
+    wait_timeout: 300
+
+# 7. Configure Grafana Datasource
+# -------------------------------------------------------------------------------------
+# As per https://docs.openshift.com/container-platform/4.8/monitoring/enabling-monitoring-for-user-defined-projects.html#enabling-monitoring-for-user-defined-projects
+# use the external thanos url
+
+- name: Create the prometheus-user-workload token
+  shell: "oc create token prometheus-user-workload -n openshift-user-workload-monitoring"
+  register: prometheus_token_resp
+  retries: 10
+  delay: 30 # seconds
+  until: prometheus_token_resp.rc == 0
+
+- name: Get prometheus token
+  set_fact:
+    prometheus_token: "{{prometheus_token_resp.stdout_lines | first}}"
+
+- name: "install : Get Thanos Querier route in openshift-monitoring namespace"
+  kubernetes.core.k8s_info:
+    api: v1
+    kind: Route
+    name: thanos-querier
+    namespace: openshift-monitoring
+  register: thanos_route
+
+- name: "install : Fail if we didn't get the Thanos route"
+  fail:
+    msg: "The Thanos route `thanos-querier` or host within route not found in openshift-monitoring"
+  when:
+    thanos_route is not defined or
+    thanos_route.resources[0].spec is not defined or
+    thanos_route.resources[0].spec.host is not defined
+
+- name: "install : Get Thanos Querier host from route"
+  set_fact:
+    thanos_host: "{{ thanos_route.resources[0].spec.host }}"
+
+- name: "install : Create Grafana Datasource"
+  kubernetes.core.k8s:
+    template: "templates/grafana/v{{grafana_major_version}}/grafana-datasource.yml.j2"
+    wait: yes
+    wait_timeout: 120
+
+# 8. Wait for Grafana to be ready
+# -------------------------------------------------------------------------------------
+- name: "install : Wait for grafana v5 to be ready (60s delay)"
+  kubernetes.core.k8s_info:
+    api_version: grafana.integreatly.org/v1beta1
+    name: mas-grafana
+    namespace: "{{grafana_namespace}}"
+    kind: Grafana
+  register: grafana_cr_result
+  until:
+    - grafana_cr_result.resources[0].status.stage is defined
+    - grafana_cr_result.resources[0].status.stageStatus is defined
+    - grafana_cr_result.resources[0].status.stage == "complete"
+    - grafana_cr_result.resources[0].status.stageStatus == "success"
+  retries: 10 # approx 50 minutes before we give up
+  delay: 60 # 1 minute
+  when: grafana_major_version == "5"
+
+- name: "install : Wait for grafana v4 to be ready (60s delay)"
+  kubernetes.core.k8s_info:
+    api_version: integreatly.org/v1alpha1
+    name: mas-grafana
+    namespace: "{{grafana_namespace}}"
+    kind: Grafana
+  register: grafana_cr_result
+  until:
+    - grafana_cr_result.resources[0].status.message is defined
+    - grafana_cr_result.resources[0].status.message == "success"
+  retries: 10 # approx 50 minutes before we give up
+  delay: 60 # 1 minute
+  when: grafana_major_version == "4"