Add support for Ceilometer custom gnocchi_resources.yaml

By default, Ceilometer uses gnocchi_resources.yaml as cfg_file that defines
the metric archive policy and metrics send to gnocchi. Users may want to define
their own strategy.

Change-Id: I49ba34588101ac2b4f450067c8c9a354134063bb
Signed-off-by: Ning Yao <yaoning@unitedstack.com>

ansible/roles/ceilometer/handlers/main.yml

@@ -6,6 +6,7 @@
     config_json: "{{ ceilometer_config_jsons.results|selectattr('item.key', 'equalto', service_name)|first }}"
     ceilometer_conf: "{{ ceilometer_confs.results|selectattr('item.key', 'equalto', service_name)|first }}"
     ceilometer_pipeline: "{{ ceilometer_pipelines.results|selectattr('item.key', 'equalto', service_name)|first }}"
+    gnocchi_resources_overwriting: "{{ ceilometer_gnocchi_resources_overwriting.results|selectattr('item.key', 'equalto', service_name)|first }}"
     policy_overwriting: "{{ ceilometer_policy_overwriting.results|selectattr('item.key', 'equalto', service_name)|first }}"
     polling_overwriting: "{{ ceilometer_polling_overwriting.results|selectattr('item.key', 'equalto', service_name)|first }}"
     ceilometer_notification_container: "{{ check_ceilometer_containers.results|selectattr('item.key', 'equalto', service_name)|first }}"
@@ -24,7 +25,9 @@
     - service.enabled | bool
     - config_json.changed | bool
       or ceilometer_conf.changed | bool
+      or gnocchi_resources_overwriting.changed | bool
       or policy_overwriting.changed | bool
+      or polling_overwriting.changed | bool
       or ceilometer_events.changed | bool
       or ceilometer_pipeline.changed | bool
       or ceilometer_notification_container.changed | bool
@@ -37,6 +40,7 @@
     config_json: "{{ ceilometer_config_jsons.results|selectattr('item.key', 'equalto', service_name)|first }}"
     ceilometer_conf: "{{ ceilometer_confs.results|selectattr('item.key', 'equalto', service_name)|first }}"
     ceilometer_pipeline: "{{ ceilometer_pipelines.results|selectattr('item.key', 'equalto', service_name)|first }}"
+    gnocchi_resources_overwriting: "{{ ceilometer_gnocchi_resources_overwriting.results|selectattr('item.key', 'equalto', service_name)|first }}"
     policy_overwriting: "{{ ceilometer_policy_overwriting.results|selectattr('item.key', 'equalto', service_name)|first }}"
     polling_overwriting: "{{ ceilometer_polling_overwriting.results|selectattr('item.key', 'equalto', service_name)|first }}"
     ceilometer_central_container: "{{ check_ceilometer_containers.results|selectattr('item.key', 'equalto', service_name)|first }}"
@@ -55,7 +59,9 @@
     - config_json.changed | bool
       or ceilometer_conf.changed | bool
       or ceilometer_pipeline.changed | bool
+      or gnocchi_resources_overwriting.changed | bool
       or policy_overwriting.changed | bool
+      or polling_overwriting.changed | bool
       or ceilometer_central_container.changed | bool
 
 - name: Restart ceilometer-compute container
@@ -65,6 +71,7 @@
     config_json: "{{ ceilometer_config_jsons.results|selectattr('item.key', 'equalto', service_name)|first }}"
     ceilometer_conf: "{{ ceilometer_confs.results|selectattr('item.key', 'equalto', service_name)|first }}"
     ceilometer_pipeline: "{{ ceilometer_pipelines.results|selectattr('item.key', 'equalto', service_name)|first }}"
+    gnocchi_resources_overwriting: "{{ ceilometer_gnocchi_resources_overwriting.results|selectattr('item.key', 'equalto', service_name)|first }}"
     policy_overwriting: "{{ ceilometer_policy_overwriting.results|selectattr('item.key', 'equalto', service_name)|first }}"
     polling_overwriting: "{{ ceilometer_polling_overwriting.results|selectattr('item.key', 'equalto', service_name)|first }}"
     ceilometer_compute_container: "{{ check_ceilometer_containers.results|selectattr('item.key', 'equalto', service_name)|first }}"
@@ -84,7 +91,9 @@
     - config_json.changed | bool
       or ceilometer_conf.changed | bool
       or ceilometer_pipeline.changed | bool
+      or gnocchi_resources_overwriting.changed | bool
       or policy_overwriting.changed | bool
+      or polling_overwriting.changed | bool
       or vcenter_ca_file.changed | bool
       or ceilometer_compute_container.changed | bool
 
@@ -95,7 +104,9 @@
     config_json: "{{ ceilometer_config_jsons.results|selectattr('item.key', 'equalto', service_name)|first }}"
     ceilometer_conf: "{{ ceilometer_confs.results|selectattr('item.key', 'equalto', service_name)|first }}"
     ceilometer_pipeline: "{{ ceilometer_pipelines.results|selectattr('item.key', 'equalto', service_name)|first }}"
+    gnocchi_resources_overwriting: "{{ ceilometer_gnocchi_resources_overwriting.results|selectattr('item.key', 'equalto', service_name)|first }}"
     policy_overwriting: "{{ ceilometer_policy_overwriting.results|selectattr('item.key', 'equalto', service_name)|first }}"
+    polling_overwriting: "{{ ceilometer_polling_overwriting.results|selectattr('item.key', 'equalto', service_name)|first }}"
     ceilometer_ipmi_container: "{{ check_ceilometer_containers.results|selectattr('item.key', 'equalto', service_name)|first }}"
   kolla_docker:
     action: "recreate_or_restart_container"
@@ -111,5 +122,7 @@
     - config_json.changed | bool
       or ceilometer_conf.changed | bool
       or ceilometer_pipeline.changed | bool
+      or gnocchi_resources_overwriting.changed | bool
       or policy_overwriting.changed | bool
+      or polling_overwriting.changed | bool
       or ceilometer_ipmi_container.changed | bool

ansible/roles/ceilometer/tasks/config.yml

@@ -38,6 +38,32 @@
   when:
     - ceilometer_polling_file.stat.exists
 
+- name: Check custom gnocchi_resources.yaml exists
+  local_action: stat path="{{ node_custom_config }}/ceilometer/gnocchi_resources.yaml"
+  register: ceilometer_gnocchi_resources_file
+
+- name: Copying over gnocchi_resources.yaml
+  copy:
+    src: "{{ node_custom_config }}/ceilometer/gnocchi_resources.yaml"
+    dest: "{{ node_config_directory }}/{{ item.key }}/gnocchi_resources.yaml"
+    force: True
+    mode: "0660"
+  become: true
+  register: ceilometer_gnocchi_resources_overwriting
+  when:
+    - ceilometer_gnocchi_resources_file.stat.exists
+    - inventory_hostname in groups[item.value.group]
+    - item.value.enabled | bool
+  with_dict: "{{ ceilometer_services }}"
+  notify:
+    - "Restart {{ item.key }} container"
+
+- name: Set ceilometer gnocchi_resources file's path
+  set_fact:
+    ceilometer_gnocchi_resources_file_path: "{{ ceilometer_gnocchi_resources_file.stat.path }}"
+  when:
+    - ceilometer_gnocchi_resources_file.stat.exists
+
 - name: Check if policies shall be overwritten
   local_action: stat path="{{ item }}"
   run_once: True

ansible/roles/ceilometer/templates/ceilometer-central.json.j2

@@ -12,6 +12,12 @@
             "dest": "/etc/ceilometer/polling.yaml",
             "owner": "ceilometer",
             "perm": "0600"
+        }{% endif %}{% if ceilometer_gnocchi_resources_file_path is defined %},
+        {
+            "source": "{{ container_config_directory }}/gnocchi_resources.yaml",
+            "dest": "/etc/ceilometer/gnocchi_resources.yaml",
+            "owner": "ceilometer",
+            "perm": "0600"
         }{% endif %}{% if ceilometer_policy_file is defined %},
         {
             "source": "{{ container_config_directory }}/{{ ceilometer_policy_file }}",

ansible/roles/ceilometer/templates/ceilometer-compute.json.j2

@@ -12,6 +12,12 @@
             "dest": "/etc/ceilometer/polling.yaml",
             "owner": "ceilometer",
             "perm": "0600"
+        }{% endif %}{% if ceilometer_gnocchi_resources_file_path is defined %},
+        {
+            "source": "{{ container_config_directory }}/gnocchi_resources.yaml",
+            "dest": "/etc/ceilometer/gnocchi_resources.yaml",
+            "owner": "ceilometer",
+            "perm": "0600"
         }{% endif %}{% if ceilometer_policy_file is defined %},
         {
             "source": "{{ container_config_directory }}/{{ ceilometer_policy_file }}",

ansible/roles/ceilometer/templates/ceilometer-ipmi.json.j2

@@ -12,6 +12,12 @@
             "dest": "/etc/ceilometer/polling.yaml",
             "owner": "ceilometer",
             "perm": "0600"
+        }{% endif %}{% if ceilometer_gnocchi_resources_file_path is defined %},
+        {
+            "source": "{{ container_config_directory }}/gnocchi_resources.yaml",
+            "dest": "/etc/ceilometer/gnocchi_resources.yaml",
+            "owner": "ceilometer",
+            "perm": "0600"
         }{% endif %}{% if ceilometer_policy_file is defined %},
         {
             "source": "{{ container_config_directory }}/{{ ceilometer_policy_file }}",

ansible/roles/ceilometer/templates/ceilometer-notification.json.j2

@@ -30,6 +30,12 @@
             "dest": "/etc/ceilometer/polling.yaml",
             "owner": "ceilometer",
             "perm": "0600"
+        }{% endif %}{% if ceilometer_gnocchi_resources_file_path is defined %},
+        {
+            "source": "{{ container_config_directory }}/gnocchi_resources.yaml",
+            "dest": "/etc/ceilometer/gnocchi_resources.yaml",
+            "owner": "ceilometer",
+            "perm": "0600"
         }{% endif %}{% if ceilometer_policy_file is defined %},
         {
             "source": "{{ container_config_directory }}/{{ ceilometer_policy_file }}",