Add support for configuring InfluxDB

Required to use a vintage version of InfluxDB with a different
config file format.

Task: 6700
Story: 2001627
Change-Id: I91353bc70b1d2a11827ead1dee43aa19e91dc1bb

ansible/group_vars/all/kolla

@@ -140,6 +140,8 @@ overcloud_container_image_regex_map:
     enabled: "{{ kolla_enable_heat | bool }}"
   - regex: horizon
     enabled: "{{ kolla_enable_horizon | bool }}"
+  - regex: influxdb
+    enabled: "{{ kolla_enable_influxdb | bool }}"
   - regex: ironic
     enabled: "{{ kolla_enable_ironic | bool }}"
   - regex: iscsid
@@ -302,6 +304,7 @@ kolla_enable_gnocchi: "no"
 kolla_enable_haproxy: "yes"
 kolla_enable_heat: "yes"
 kolla_enable_horizon: "yes"
+kolla_enable_influxdb: "no"
 kolla_enable_ironic: "yes"
 kolla_enable_kafka: "no"
 kolla_enable_kibana: "{{ 'yes' if kolla_enable_central_logging | bool else 'no' }}"

ansible/kolla-openstack.yml

@@ -104,6 +104,7 @@
             - { name: glance, file: glance.conf }
             - { name: grafana, file: grafana.ini }
             - { name: heat, file: heat.conf }
+            - { name: influxdb, file: influxdb.conf }
             - { name: inspector, file: ironic-inspector.conf }
             - { name: ironic, file: ironic.conf }
             - { name: ironic_dnsmasq, file: ironic/ironic-dnsmasq.conf }
@@ -207,6 +208,7 @@
       kolla_extra_grafana: "{{ kolla_extra_config.grafana | default }}"
       kolla_extra_heat: "{{ kolla_extra_config.heat | default }}"
       kolla_extra_inspector: "{{ kolla_extra_config.inspector | default }}"
+      kolla_extra_influxdb: "{{ kolla_extra_config.influxdb | default }}"
       kolla_extra_ironic: "{{ kolla_extra_config.ironic | default }}"
       kolla_extra_ironic_dnsmasq: "{{ kolla_extra_config.ironic_dnsmasq | default }}"
       kolla_extra_kafka: "{{ kolla_extra_config.kafka | default }}"

ansible/roles/kolla-ansible/tests/test-defaults.yml

@@ -117,6 +117,7 @@
               - enable_glance
               - enable_ironic
               - enable_kafka
+              - enable_influxdb
               - enable_neutron
               - enable_nova
               - enable_zookeeper

ansible/roles/kolla-openstack/defaults/main.yml

@@ -69,6 +69,15 @@ kolla_extra_heat:
 # Whether to enable Horizon.
 kolla_enable_horizon:
 
+###############################################################################
+# InfluxDB configuration.
+
+# Whether to enable InfluxDB.
+kolla_enable_influxdb:
+
+# Free form extra configuration to append to influxdb.conf.
+kolla_extra_influxdb:
+
 ###############################################################################
 # Ironic configuration.
 

ansible/roles/kolla-openstack/molecule/default/tests/test_default.py

@@ -44,6 +44,7 @@ def test_service_config_directory(host, path):
      'grafana',
      'heat',
      'horizon',
+     'influxdb',
      'ironic',
      'kafka',
      'magnum',

ansible/roles/kolla-openstack/molecule/enable-everything/molecule.yml

@@ -41,6 +41,10 @@ provisioner:
           [extra-heat.conf]
           foo=bar
         kolla_enable_horizon: True
+        kolla_enable_influxdb: True
+        kolla_extra_influxdb: |
+          [extra-influxdb.conf]
+          foo=bar
         kolla_enable_ironic: True
         kolla_extra_ironic: |
           [extra-ironic.conf]

ansible/roles/kolla-openstack/molecule/enable-everything/tests/test_default.py

@@ -36,6 +36,7 @@ testinfra_hosts = testinfra.utils.ansible_runner.AnsibleRunner(
      'grafana',
      'heat',
      'horizon',
+     'influxdb',
      'ironic',
      'kafka',
      'keystone',
@@ -60,6 +61,7 @@ def test_service_config_directory(host, path):
      'glance.conf',
      'grafana.ini',
      'heat.conf',
+     'influxdb.conf',
      'ironic.conf',
      'ironic-inspector.conf',
      'kafka.server.properties',

ansible/roles/kolla-openstack/tasks/config.yml

@@ -19,6 +19,7 @@
     - { src: glance.conf.j2, dest: glance.conf, enabled: "{{ kolla_enable_glance }}" }
     - { src: grafana.ini.j2, dest: grafana.ini, enabled: "{{ kolla_enable_grafana }}" }
     - { src: heat.conf.j2, dest: heat.conf, enabled: "{{ kolla_enable_heat }}" }
+    - { src: influxdb.conf.j2, dest: influxdb.conf, enabled: "{{ kolla_enable_influxdb }}" }
     - { src: ironic.conf.j2, dest: ironic.conf, enabled: "{{ kolla_enable_ironic }}" }
     - { src: ironic-dnsmasq.conf.j2, dest: ironic/ironic-dnsmasq.conf, enabled: "{{ kolla_enable_ironic }}" }
     - { src: ironic-inspector.conf.j2, dest: ironic-inspector.conf, enabled: "{{ kolla_enable_ironic }}" }

ansible/roles/kolla-openstack/templates/influxdb.conf.j2

@@ -0,0 +1,9 @@
+# {{ ansible_managed }}
+
+{% if kolla_extra_influxdb %}
+#######################
+# Extra configuration
+#######################
+
+{{ kolla_extra_influxdb }}
+{% endif %}

ansible/roles/kolla-openstack/vars/main.yml

@@ -54,6 +54,11 @@ kolla_openstack_custom_config:
     dest: "{{ kolla_node_custom_config_path }}/horizon"
     patterns: "*"
     enabled: "{{ kolla_enable_horizon }}"
+  # InfluxDB.
+  - src: "{{ kolla_extra_config_path }}/influxdb"
+    dest: "{{ kolla_node_custom_config_path }}/influxdb"
+    patterns: "*"
+    enabled: "{{ kolla_enable_influxdb }}"
   # Ironic.
   - src: "{{ kolla_extra_config_path }}/ironic"
     dest: "{{ kolla_node_custom_config_path }}/ironic"