Deploy mistral-event-engine service

This PS adds deployment of mistral-event-engine service
within mistral role.

Change-Id: If187e1a49a321d1e85fb3cfff2ea037e567b30dc

ansible/inventory/all-in-one

@@ -514,6 +514,9 @@ mistral
 [mistral-engine:children]
 mistral
 
+[mistral-event-engine:children]
+mistral
+
 # Aodh
 [aodh-api:children]
 aodh

ansible/inventory/multinode

@@ -530,6 +530,9 @@ mistral
 [mistral-engine:children]
 mistral
 
+[mistral-event-engine:children]
+mistral
+
 # Ceilometer
 [ceilometer-central:children]
 ceilometer

ansible/roles/mistral/defaults/main.yml

@@ -35,6 +35,17 @@ mistral_services:
       - "kolla_logs:/var/log/kolla/"
       - "{{ kolla_dev_repos_directory ~ '/mistral/mistral:/var/lib/kolla/venv/lib/python2.7/site-packages/mistral' if mistral_dev_mode | bool else '' }}"
     dimensions: "{{ mistral_engine_dimensions }}"
+  mistral-event-engine:
+    container_name: mistral_event_engine
+    group: mistral-event-engine
+    enabled: true
+    image: "{{ mistral_event_engine_image_full }}"
+    volumes:
+      - "{{ node_config_directory }}/mistral-event-engine/:{{ container_config_directory }}/:ro"
+      - "/etc/localtime:/etc/localtime:ro"
+      - "kolla_logs:/var/log/kolla/"
+      - "{{ kolla_dev_repos_directory ~ '/mistral/mistral:/var/lib/kolla/venv/lib/python2.7/site-packages/mistral' if mistral_dev_mode | bool else '' }}"
+    dimensions: "{{ mistral_event_engine_dimensions }}"
   mistral-executor:
     container_name: mistral_executor
     group: mistral-executor
@@ -66,6 +77,10 @@ mistral_engine_image: "{{ docker_registry ~ '/' if docker_registry else '' }}{{
 mistral_engine_tag: "{{ mistral_tag }}"
 mistral_engine_image_full: "{{ mistral_engine_image }}:{{ mistral_engine_tag }}"
 
+mistral_event_engine_image: "{{ docker_registry ~ '/' if docker_registry else '' }}{{ docker_namespace }}/{{ kolla_base_distro }}-{{ mistral_install_type }}-mistral-event-engine"
+mistral_event_engine_tag: "{{ mistral_tag }}"
+mistral_event_engine_image_full: "{{ mistral_event_engine_image }}:{{ mistral_event_engine_tag }}"
+
 mistral_executor_image: "{{ docker_registry ~ '/' if docker_registry else '' }}{{ docker_namespace }}/{{ kolla_base_distro }}-{{ mistral_install_type }}-mistral-executor"
 mistral_executor_tag: "{{ mistral_tag }}"
 mistral_executor_image_full: "{{ mistral_executor_image }}:{{ mistral_executor_tag }}"
@@ -75,6 +90,7 @@ mistral_api_tag: "{{ mistral_tag }}"
 mistral_api_image_full: "{{ mistral_api_image }}:{{ mistral_api_tag }}"
 
 mistral_engine_dimensions: "{{ default_container_dimensions }}"
+mistral_event_engine_dimensions: "{{ default_container_dimensions }}"
 mistral_executor_dimensions: "{{ default_container_dimensions }}"
 mistral_api_dimensions: "{{ default_container_dimensions }}"
 

ansible/roles/mistral/handlers/main.yml

@@ -49,6 +49,32 @@
       or policy_overwriting.changed | bool
       or mistral_engine_container.changed | bool
 
+- name: Restart mistral-event-engine container
+  vars:
+    service_name: "mistral-event-engine"
+    service: "{{ mistral_services[service_name] }}"
+    config_json: "{{ mistral_config_jsons.results|selectattr('item.key', 'equalto', service_name)|first }}"
+    mistral_conf: "{{ mistral_confs.results|selectattr('item.key', 'equalto', service_name)|first }}"
+    policy_overwriting: "{{ mistral_policy_overwriting.results|selectattr('item.key', 'equalto', service_name)|first }}"
+    mistral_event_engine_container: "{{ check_mistral_containers.results|selectattr('item.key', 'equalto', service_name)|first }}"
+  become: true
+  kolla_docker:
+    action: "recreate_or_restart_container"
+    common_options: "{{ docker_common_options }}"
+    name: "{{ service.container_name }}"
+    image: "{{ service.image }}"
+    volumes: "{{ service.volumes|reject('equalto', '')|list }}"
+    dimensions: "{{ service.dimensions }}"
+  when:
+    - kolla_action != "config"
+    - inventory_hostname in groups[service.group]
+    - service.enabled | bool
+    - config_json.changed | bool
+      or mistral_conf.changed | bool
+      or policy_overwriting.changed | bool
+      or mistral_event_definitions_confs.changed | bool
+      or mistral_event_engine_container.changed | bool
+
 - name: Restart mistral-executor container
   vars:
     service_name: "mistral-executor"

ansible/roles/mistral/tasks/config.yml

@@ -79,6 +79,24 @@
   notify:
     - Restart {{ item.key }} container
 
+- name: Copying over event_definitions.yaml
+  become: true
+  vars:
+    service: "{{ mistral_services['mistral-event-engine'] }}"
+  template:
+    src: "{{ item }}"
+    dest: "{{ node_config_directory }}/mistral-event-engine/event_definitions.yaml"
+  register: mistral_event_definitions_confs
+  when:
+    - inventory_hostname in groups[service.group]
+    - service.enabled | bool
+  with_first_found:
+    - "{{ node_custom_config }}/mistral/{{ inventory_hostname }}/event_definitions.yaml"
+    - "{{ node_custom_config }}/mistral/event_definitions.yaml"
+    - "{{ role_path }}/templates/event_definitions.yaml.j2"
+  notify:
+    - "Restart mistral-event-engine container"
+
 - name: Check mistral containers
   become: true
   kolla_docker:

ansible/roles/mistral/tasks/deploy.yml

@@ -5,6 +5,7 @@
 - include_tasks: config.yml
   when: inventory_hostname in groups['mistral-api'] or
         inventory_hostname in groups['mistral-engine'] or
+        inventory_hostname in groups['mistral-event-engne'] or
         inventory_hostname in groups['mistral-executor']
 
 - include_tasks: clone.yml

ansible/roles/mistral/templates/event_definitions.yaml.j2

@@ -0,0 +1,6 @@
+- event_types:
+    - compute.instance.create.*
+  properties:
+    resource_id: <% $.payload.instance_id %>
+    project_id: <% $.context.project_id %>
+    user_id: <% $.context.user_id %>

ansible/roles/mistral/templates/mistral-event-engine.json.j2

@@ -0,0 +1,30 @@
+{
+    "command": "mistral-server --server event-engine --config-file /etc/mistral/mistral.conf",
+    "config_files": [
+        {
+            "source": "{{ container_config_directory }}/mistral.conf",
+            "dest": "/etc/mistral/mistral.conf",
+            "owner": "mistral",
+            "perm": "0600"
+        },
+        {
+            "source": "{{ container_config_directory }}/event_definitions.yaml",
+            "dest": "/etc/mistral/event_definitions.yaml",
+            "owner": "mistral",
+            "perm": "0600"
+        }{% if mistral_policy_file is defined %},
+        {
+            "source": "{{ container_config_directory }}/{{ mistral_policy_file }}",
+            "dest": "/etc/mistral/{{ mistral_policy_file }}",
+            "owner": "mistral",
+            "perm": "0600"
+        }{% endif %}
+    ],
+    "permissions": [
+        {
+            "path": "/var/log/kolla/mistral",
+            "owner": "mistral:mistral",
+            "recurse": true
+        }
+    ]
+}

ansible/roles/mistral/templates/mistral.conf.j2

@@ -4,6 +4,8 @@ debug = {{ mistral_logging_debug }}
 log_dir = /var/log/kolla/mistral
 {% if service_name == 'mistral-engine' %}
 log_file = /var/log/kolla/mistral/mistral-engine.log
+{% elif service_name == 'mistral-event-engine' %}
+log_file = /var/log/kolla/mistral/mistral-event-engine.log
 {% elif service_name == 'mistral-executor' %}
 log_file = /var/log/kolla/mistral/mistral-executor.log
 {% endif %}
@@ -22,6 +24,9 @@ api_workers = {{ openstack_service_workers }}
 {% elif service_name == 'mistral-engine' %}
 [engine]
 host = {{ api_interface_address }}
+{% elif service_name == 'mistral-event-engine' %}
+[event_engine]
+host = {{ api_interface_address }}
 {% elif service_name == 'mistral-executor' %}
 [executor]
 host = {{ api_interface_address }}

tests/templates/inventory.j2

@@ -476,6 +476,9 @@ mistral
 [mistral-engine:children]
 mistral
 
+[mistral-event-engine:children]
+mistral
+
 # Aodh
 [aodh-api:children]
 aodh