okd/roles/openshift_logging_kibana/tasks/main.yaml

---
# fail is we don't have an endpoint for ES to connect to?

- name: Ensure that Kibana has nodes to run on
  import_role:
    name: openshift_control_plane
    tasks_from: ensure_nodes_matching_selector.yml
  vars:
    openshift_master_ensure_nodes_selector: "{{ openshift_logging_kibana_nodeselector | map_to_pairs }}"
    openshift_master_ensure_nodes_service: Kibana

# allow passing in a tempdir
- name: Create temp directory for doing work in
  command: mktemp -d /tmp/openshift-logging-ansible-XXXXXX
  register: mktemp
  changed_when: False

- set_fact:
    tempdir: "{{ mktemp.stdout }}"

# This may not be necessary in this role
- name: Create templates subdirectory
  file:
    state: directory
    path: "{{ tempdir }}/templates"
    mode: 0755
  changed_when: False

# we want to make sure we have all the necessary components here

# create service account
- name: Create Kibana service account
  oc_serviceaccount:
    state: present
    name: "aggregated-logging-kibana"
    namespace: "{{ openshift_logging_namespace }}"
    image_pull_secrets: "{{ openshift_logging_image_pull_secret }}"
  when: openshift_logging_image_pull_secret != ''

- name: Create Kibana service account
  oc_serviceaccount:
    state: present
    name: "aggregated-logging-kibana"
    namespace: "{{ openshift_logging_namespace }}"
  when:
    - openshift_logging_image_pull_secret == ''

- set_fact:
    kibana_name: "{{ 'logging-kibana' ~ ( (openshift_logging_kibana_ops_deployment | default(false) | bool) | ternary('-ops', '')) }}"
    kibana_component: "{{ 'kibana' ~ ( (openshift_logging_kibana_ops_deployment | default(false) | bool) | ternary('-ops', '')) }}"

# Check {{ generated_certs_dir }} for session_secret and oauth_secret
- name: Checking for session_secret
  stat:
    path: "{{generated_certs_dir}}/session_secret"
    get_checksum: false
    get_attributes: false
    get_mime: false
  register: session_secret_file

- name: Checking for oauth_secret
  stat:
    path: "{{generated_certs_dir}}/oauth_secret"
    get_checksum: false
    get_attributes: false
    get_mime: false
  register: oauth_secret_file

# gen session_secret if necessary
- name: Generate session secret
  copy:
    content: "{{ 32 | lib_utils_oo_random_word }}"
    dest: "{{ generated_certs_dir }}/session_secret"
  when:
    - not session_secret_file.stat.exists

# gen oauth_secret if necessary
- name: Generate oauth secret
  copy:
    content: "{{ 64 | lib_utils_oo_random_word }}"
    dest: "{{ generated_certs_dir }}/oauth_secret"
  when:
    - not oauth_secret_file.stat.exists

- name: Retrieving the cert to use when generating secrets for the logging components
  slurp:
    src: "{{ generated_certs_dir }}/{{ item.file }}"
  register: key_pairs
  with_items:
    - { name: "ca_file", file: "ca.crt" }
    - { name: "kibana_internal_key", file: "kibana-internal.key"}
    - { name: "kibana_internal_cert", file: "kibana-internal.crt"}
    - { name: "server_tls", file: "server-tls.json"}
    - { name: "session_secret", file: "session_secret" }
    - { name: "oauth_secret", file: "oauth_secret" }

# services
- name: Set {{ kibana_name }} service
  oc_service:
    state: present
    name: "{{ kibana_name }}"
    namespace: "{{ openshift_logging_kibana_namespace }}"
    selector:
      component: "{{ kibana_component }}"
      provider: openshift
    labels:
      logging-infra: 'support'
    ports:
      - port: 443
        targetPort: "oaproxy"

# create routes
# TODO: set up these certs differently?
- set_fact:
    kibana_key: "{{ lookup('file', openshift_logging_kibana_key) | b64encode }}"
  when: openshift_logging_kibana_key | trim | length > 0
  changed_when: false

- set_fact:
    kibana_cert: "{{ lookup('file', openshift_logging_kibana_cert) | b64encode }}"
  when: openshift_logging_kibana_cert | trim | length > 0
  changed_when: false

- set_fact:
    kibana_ca: "{{ lookup('file', openshift_logging_kibana_ca) | b64encode }}"
  when: openshift_logging_kibana_ca | trim | length > 0
  changed_when: false

- set_fact:
    kibana_ca: "{{ key_pairs | entry_from_named_pair('ca_file') }}"
  when: kibana_ca is not defined
  changed_when: false

- name: Generating Kibana route template
  template:
    src: "route_reencrypt.j2"
    dest: "{{ tempdir }}/templates/kibana-route.yaml"
  vars:
    obj_name: "{{ kibana_name }}"
    route_host: "{{ openshift_logging_kibana_hostname }}"
    service_name: "{{ kibana_name }}"
    tls_key: "{{ kibana_key | default('') | b64decode }}"
    tls_cert: "{{ kibana_cert | default('') | b64decode }}"
    tls_ca_cert: "{{ kibana_ca | b64decode }}"
    tls_dest_ca_cert: "{{ key_pairs | entry_from_named_pair('ca_file') | b64decode }}"
    edge_term_policy: "{{ openshift_logging_kibana_edge_term_policy | default('') }}"
    labels:
      component: support
      logging-infra: support
      provider: openshift
  changed_when: no

# This currently has an issue if the host name changes
- name: Setting Kibana route
  oc_obj:
    state: present
    name: "{{ kibana_name }}"
    namespace: "{{ openshift_logging_namespace }}"
    kind: route
    files:
      - "{{ tempdir }}/templates/kibana-route.yaml"

# preserve list of current hostnames
- name: Get current oauthclient hostnames
  oc_obj:
    state: list
    name: kibana-proxy
    namespace: "{{ openshift_logging_namespace }}"
    kind: oauthclient
  register: oauth_client_list

- set_fact: proxy_hostnames={{ oauth_client_list.results.results[0].redirectURIs | default ([]) + ['https://' ~ openshift_logging_kibana_hostname] }}

# create oauth client
- name: Create oauth-client template
  template:
    src: "oauth-client.j2"
    dest: "{{ tempdir }}/templates/oauth-client.yml"
  vars:
    kibana_hostnames: "{{ proxy_hostnames | unique }}"
    secret: "{{ key_pairs | entry_from_named_pair('oauth_secret') | b64decode }}"

- name: Set kibana-proxy oauth-client
  oc_obj:
    state: present
    name: "kibana-proxy"
    namespace: "{{ openshift_logging_namespace }}"
    kind: oauthclient
    files:
      - "{{ tempdir }}/templates/oauth-client.yml"
    delete_after: true

# create Kibana secret
- name: Set Kibana secret
  oc_secret:
    state: present
    name: "logging-kibana"
    namespace: "{{ openshift_logging_namespace }}"
    files:
      - name: ca
        path: "{{ generated_certs_dir }}/ca.crt"
      - name: key
        path: "{{ generated_certs_dir }}/system.logging.kibana.key"
      - name: cert
        path: "{{ generated_certs_dir }}/system.logging.kibana.crt"

# create Kibana-proxy secret
- name: Set Kibana Proxy secret
  oc_secret:
    state: present
    name: "logging-kibana-proxy"
    namespace: "{{ openshift_logging_namespace }}"
    # TODO: when possible to have both files and contents for oc_secret use this
    #files:
    #- name: server-key
    #  path: "{{ generated_certs_dir }}/kibana-internal.key"
    #- name: server-cert
    #  path: "{{ generated_certs_dir }}/kibana-internal.crt"
    #- name: server-tls.json
    #  path: "{{ generated_certs_dir }}/server-tls.json"
    contents:
      - path: oauth-secret
        data: "{{ key_pairs | entry_from_named_pair('oauth_secret') | b64decode }}"
      - path: session-secret
        data: "{{ key_pairs | entry_from_named_pair('session_secret') | b64decode }}"
      - path: server-key
        data: "{{ key_pairs | entry_from_named_pair('kibana_internal_key') | b64decode }}"
      - path: server-cert
        data: "{{ key_pairs | entry_from_named_pair('kibana_internal_cert') | b64decode }}"
      - path: server-tls.json
        data: "{{ key_pairs | entry_from_named_pair('server_tls') | b64decode }}"

# create Kibana DC
- name: Generate Kibana DC template
  template:
    src: "kibana.j2"
    dest: "{{ tempdir }}/templates/kibana-dc.yaml"
  vars:
    component: "{{ kibana_component }}"
    logging_component: kibana
    deploy_name: "{{ kibana_name }}"
    es_host: "{{ openshift_logging_kibana_es_host }}"
    es_port: "{{ openshift_logging_kibana_es_port }}"
    kibana_cpu_limit: "{{ openshift_logging_kibana_cpu_limit }}"
    kibana_cpu_request: "{{ openshift_logging_kibana_cpu_request | min_cpu(openshift_logging_kibana_cpu_limit | default(none)) }}"
    kibana_memory_limit: "{{ openshift_logging_kibana_memory_limit }}"
    kibana_proxy_cpu_limit: "{{ openshift_logging_kibana_proxy_cpu_limit }}"
    kibana_proxy_cpu_request: "{{ openshift_logging_kibana_proxy_cpu_request | min_cpu(openshift_logging_kibana_proxy_cpu_limit | default(none)) }}"
    kibana_proxy_memory_limit: "{{ openshift_logging_kibana_proxy_memory_limit }}"
    kibana_replicas: "{{ openshift_logging_kibana_replicas | default (1) }}"
    kibana_node_selector: "{{ openshift_logging_kibana_nodeselector | default({}) }}"
    kibana_env_vars: "{{ openshift_logging_kibana_env_vars | default({}) }}"

- name: Set Kibana DC
  oc_obj:
    state: present
    name: "{{ kibana_name }}"
    namespace: "{{ openshift_logging_namespace }}"
    kind: dc
    files:
      - "{{ tempdir }}/templates/kibana-dc.yaml"
    delete_after: true

# update master configs?

- name: Delete temp directory
  file:
    name: "{{ tempdir }}"
    state: absent
  changed_when: False