Remove Ceilometer API Service

Ceilometer API is now deprecated in favor of using
Gnocchi, Aodh, and Panko to pull telemetry information.

Change-Id: I4464fc6bd4ad3ef14e2638abcdb86180e82615e1
Closes-Bug: 1666640

defaults/main.yml

@@ -59,13 +59,6 @@ ceilometer_db_ip: localhost
 ceilometer_db_port: 27017
 ceilometer_connection_string: "{{ ceilometer_db_type }}://{{ ceilometer_database_user }}:{{ ceilometer_container_db_password }}@{{ ceilometer_db_ip }}:{{ ceilometer_db_port }}/{{ ceilometer_database_name }}"
 
-## Apache setup
-ceilometer_apache_log_level: info
-ceilometer_apache_servertokens: "Prod"
-ceilometer_apache_serversignature: "Off"
-ceilometer_wsgi_threads: 10
-ceilometer_wsgi_processes: "{{ (ansible_processor_vcpus | int > 0) | ternary (ansible_processor_vcpus, 1) * 2}}"
-
 ## RabbitMQ info
 
 ## Configuration for RPC communications
@@ -92,13 +85,6 @@ ceilometer_service_user_name: ceilometer
 ceilometer_service_project_name: service
 ceilometer_service_project_domain_id: default
 ceilometer_service_user_domain_id: default
-ceilometer_service_publicuri: "{{ ceilometer_service_proto }}://{{ external_lb_vip_address }}:{{ ceilometer_service_port }}"
-ceilometer_service_publicurl: "{{ ceilometer_service_publicuri }}"
-ceilometer_service_internaluri: "{{ ceilometer_service_proto }}://{{ internal_lb_vip_address }}:{{ ceilometer_service_port }}"
-ceilometer_service_internalurl: "{{ ceilometer_service_internaluri }}"
-ceilometer_service_adminuri: "{{ ceilometer_service_proto }}://{{ internal_lb_vip_address }}:{{ ceilometer_service_port }}"
-ceilometer_service_adminurl: "{{ ceilometer_service_adminuri }}"
-
 
 ceilometer_service_in_ldap: false
 

doc/source/index.rst

@@ -4,8 +4,6 @@ Ceilometer role for OpenStack-Ansible
 
 This Ansible role installs and configures OpenStack ceilometer.
 
-The ceilometer API is served using Apache mod_wsgi by default.
-
 Meter and notification storage is configured to use a MongoDB backend
 by default. This role does not install and configure the MongoDB backend.
 Deployers wishing to use MongoDB must install and configure it prior to

handlers/main.yml

@@ -22,14 +22,3 @@
     - "{{ ceilometer_services }}"
     - group
   when: inventory_hostname in groups[item.1]
-
-- name: Restart Apache
-  service:
-    name: "{{ ceilometer_system_service_name }}"
-    state: "restarted"
-  register: apache_restart
-  until: apache_restart | success
-  retries: 5
-  delay: 2
-  when:
-    - inventory_hostname in groups['ceilometer_api']

releasenotes/notes/remove-ceilometer-api-2bada67ecc58e18b.yaml

@@ -0,0 +1,11 @@
+---
+upgrade:
+  - |
+    The ceilometer-api service/container can be removed as part of O->P
+    upgrades. A ceilometer-central container will be created to contain
+    the central ceilometer agents.
+deprecations:
+  - |
+    The ceilometer API service is now deprecated. OpenStack-Ansible no longer
+    deploys this service. To make queries against metrics, alarms, and/or
+    events, please use the the gnocchi, aodh, and panko APIs, respectively.

tasks/ceilometer_apache.yml

@@ -1,80 +0,0 @@
----
-# Licensed under the Apache License, Version 2.0 (the "License");
-# you may not use this file except in compliance with the License.
-# You may obtain a copy of the License at
-#
-#     http://www.apache.org/licenses/LICENSE-2.0
-#
-
-# Unless required by applicable law or agreed to in writing, software
-# distributed under the License is distributed on an "AS IS" BASIS,
-# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-# See the License for the specific language governing permissions and
-# limitations under the License.
-
-- name: Drop apache2 virtual host and ports file
-  template:
-    src: "{{ item.src }}"
-    dest: "{{ item.dest }}"
-    owner: "root"
-    group: "root"
-  with_items: "{{ ceilometer_apache_config }}"
-  notify: Restart Apache
-
-- name: Disable default apache site
-  file:
-    path: "{{ item }}"
-    state: "absent"
-  with_items: "{{ ceilometer_apache_default_sites }}"
-  notify:
-    - Restart Apache
-
-- name: Enabled ceilometer vhost
-  file:
-    src: "{{ ceilometer_apache_site_available }}"
-    dest: "{{ ceilometer_apache_site_enabled }}"
-    state: "link"
-  when:
-    - ceilometer_apache_site_available is defined
-    - ceilometer_apache_site_enabled is defined
-  notify:
-    - Restart Apache
-
-- name: Ensure Apache ServerName
-  lineinfile:
-    dest: "{{ ceilometer_apache_conf }}"
-    line: "ServerName {{ inventory_hostname }}"
-  notify:
-    - Restart Apache
-
-- name: Ensure Apache ServerTokens
-  lineinfile:
-    dest: "{{ ceilometer_apache_security_conf }}"
-    regexp: '^ServerTokens'
-    line: "ServerTokens {{ ceilometer_apache_servertokens }}"
-  notify:
-    - Restart Apache
-
-- name: Ensure Apache ServerSignature
-  lineinfile:
-    dest: "{{ ceilometer_apache_security_conf }}"
-    regexp: '^ServerSignature'
-    line: "ServerSignature {{ ceilometer_apache_serversignature }}"
-  notify:
-    - Restart Apache
-
-- name: remove Listen from Apache config
-  lineinfile:
-    dest: "{{ ceilometer_apache_security_conf }}"
-    regexp: '^(Listen.*)'
-    backrefs: yes
-    line: '#\1'
-  notify:
-    - Restart Apache
-
-- name: Load service
-  service:
-    name: "{{ ceilometer_system_service_name }}"
-    enabled: "yes"
-    state: "started"
-

tasks/ceilometer_install.yml

@@ -42,18 +42,6 @@
   when:
     - ceilometer_developer_mode | bool
 
-- name: Install distro packages for Apache
-  package:
-    name: "{{ item }}"
-    state: "{{ ceilometer_package_state }}"
-  register: install_packages
-  until: install_packages|success
-  retries: 5
-  delay: 2
-  with_items: "{{ ceilometer_apache_distro_packages }}"
-  when:
-    - inventory_hostname in groups['ceilometer_api']
-
 - name: Create developer mode constraint file
   copy:
     dest: "/opt/developer-pip-constraints.txt"

tasks/ceilometer_post_install.yml

@@ -35,7 +35,6 @@
       list_extend: false
   notify:
     - Restart ceilometer services
-    - Restart Apache
 
 - name: Retrieve and config_template upstream files
   config_template:
@@ -96,18 +95,6 @@
       list_extend: false
   notify:
     - Restart ceilometer services
-    - Restart Apache
-
-
-- name: Drop ceilometer API WSGI Configs
-  template:
-    src: ceilometer-api-wsgi.py.j2
-    dest: /var/www/cgi-bin/ceilometer/ceilometer-api
-    owner: "{{ ceilometer_system_user_name }}"
-    group: "{{ ceilometer_system_group_name }}"
-    mode: "0755"
-  notify:
-    - Restart Apache
 
 - name: Copy rootwrap filters
   copy:

tasks/ceilometer_pre_install.yml

@@ -54,17 +54,6 @@
     - { path: "{{ ceilometer_system_user_home }}/.ssh", mode: "0700" }
     - { path: "/var/cache/ceilometer", mode: "0700" }
 
-- name: Create Apache mod_wsgi dirs
-  file:
-    path: "{{ item.path }}"
-    state: directory
-    owner: "{{ item.owner|default(ceilometer_system_user_name) }}"
-    group: "{{ item.group|default(ceilometer_system_group_name) }}"
-    mode: "0755"
-  with_items:
-    - { path: "/var/www/cgi-bin", owner: root, group: root }
-    - { path: "/var/www/cgi-bin/ceilometer" }
-
 - name: Test for log directory or link
   shell: |
     if [ -h "/var/log/ceilometer"  ]; then

tasks/main.yml

@@ -48,12 +48,16 @@
   tags:
     - ceilometer-config
 
-- include: ceilometer_apache.yml
-  when: inventory_hostname in groups['ceilometer_api']
-  tags:
-    - ceilometer-config
-
 - include: ceilometer_service_setup.yml
-  when: inventory_hostname == groups['ceilometer_api'][0]
+  when:
+    # The ceilometer_api inventory group is deprecated, but we need this
+    # conditional here to pass gate tests until the integrated repo
+    # changes are made.
+    # TODO: (alextricity25) Remove this conditional once the integrated
+    # repo changes have been made https://review.openstack.org/#/c/438740
+    - groups['ceilometer_api'] is defined and inventory_hostname == groups['ceilometer_api'][0]
+    # ceilometer_central is the new ceilometer container. These inventory
+    # changes are going to be made in the integrated repo
+    - groups['ceilometer_central'] is defined and inventory_hostname == groups['ceilometer_central'][0]
   tags:
     - ceilometer-config

templates/ceilometer-api-wsgi.py.j2

@@ -1,28 +0,0 @@
-#{{ ansible_managed}}
-#
-#    Licensed under the Apache License, Version 2.0 (the "License"); you may
-#    not use this file except in compliance with the License. You may obtain
-#    a copy of the License at
-#
-#         http://www.apache.org/licenses/LICENSE-2.0
-#
-#    Unless required by applicable law or agreed to in writing, software
-#    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
-#    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
-#    License for the specific language governing permissions and limitations
-#    under the License.
-
-#NOTE(stevelle): This file is templated from the ceilometer project file
-# located at ceilometer/api/app.wsgi
-#
-import os
-
-activate_this = os.path.expanduser("{{ ceilometer_bin }}/activate_this.py")
-execfile(activate_this, dict(__file__=activate_this))
-
-from ceilometer import service
-from ceilometer.api import app
-
-# Initialize the oslo configuration library and logging
-conf = service.prepare_service([])
-application = app.load_app(conf)

templates/ceilometer-httpd.conf.j2

@@ -1,16 +0,0 @@
-# {{ ansible_managed }}
-
-<VirtualHost *:{{ ceilometer_service_port }}>
-    WSGIDaemonProcess ceilometer-api lang='en_US.UTF-8' locale='en_US.UTF-8' user={{ ceilometer_system_user_name }} group={{ ceilometer_system_group_name }} processes={{ ceilometer_wsgi_processes }} threads={{ ceilometer_wsgi_threads }} display-name=%{GROUP}
-    WSGIProcessGroup ceilometer-api
-    WSGIScriptAlias / /var/www/cgi-bin/ceilometer/ceilometer-api
-    WSGIApplicationGroup  %{GLOBAL}
-
-    <IfVersion >= 2.4>
-      ErrorLogFormat "%{cu}t %M"
-    </IfVersion>
-
-    LogLevel  {{  ceilometer_apache_log_level }}
-    ErrorLog  /var/log/ceilometer/ceilometer-apache-error.log
-    CustomLog /var/log/ceilometer/ceilometer-access.log combined
-</VirtualHost>

templates/ceilometer-ports.conf.j2

@@ -1,3 +0,0 @@
-# {{ ansible_managed }}
-
-Listen {{ ceilometer_service_port }}

tests/gnocchi_inventory

@@ -32,9 +32,6 @@ infra1
 [glance_all]
 infra1
 
-[ceilometer_api]
-ceilometer
-
 [ceilometer_agent_central]
 ceilometer
 
@@ -45,7 +42,6 @@ ceilometer
 ceilometer
 
 [ceilometer_all:children]
-ceilometer_api
 ceilometer_agent_central
 ceilometer_agent_notification
 ceilometer_agent_compute

tests/inventory

@@ -1,4 +1,4 @@
-[all]
+all]
 localhost ansible_become=True
 infra1 ansible_host=10.1.0.2 ansible_become=True ansible_user=root
 openstack1 ansible_host=10.1.0.3 ansible_become=True ansible_user=root
@@ -37,7 +37,7 @@ infra1
 glance_api
 glance_registry
 
-[ceilometer_api]
+[ceilometer_central]
 openstack1
 
 [ceilometer_agent_central]
@@ -50,7 +50,7 @@ openstack1
 openstack1
 
 [ceilometer_all:children]
-ceilometer_api
+ceilometer_central
 ceilometer_agent_central
 ceilometer_agent_notification
 ceilometer_agent_compute

tests/os_ceilometer-overrides.yml

@@ -15,12 +15,6 @@
 
 ceilometer_db_type: mongodb
 ceilometer_db_ip: "{{ hostvars[groups['mongo_all'][0]]['ansible_host'] }}"
-ceilometer_service_publicuri: "http://{{ hostvars[groups['ceilometer_all'][0]]['ansible_host'] }}:8777"
-ceilometer_service_publicurl: "{{ ceilometer_service_publicuri }}"
-ceilometer_service_internaluri: "http://{{ hostvars[groups['ceilometer_all'][0]]['ansible_host'] }}:8777"
-ceilometer_service_internalurl: "{{ ceilometer_service_internaluri }}"
-ceilometer_service_adminuri: "http://{{ hostvars[groups['ceilometer_all'][0]]['ansible_host'] }}:8777"
-ceilometer_service_adminurl: "{{ ceilometer_service_adminuri }}"
 ceilometer_rabbitmq_userid: ceilometer
 ceilometer_rabbitmq_password: "{{ rabbitmq_password }}"
 ceilometer_rabbitmq_vhost: /ceilometer

vars/redhat-7.yml

@@ -24,23 +24,3 @@ ceilometer_developer_mode_distro_packages:
   - libvirt-devel
   - libxml2-devel
   - libxslt-devel
-
-ceilometer_apache_distro_packages:
-  - httpd
-  - httpd-tools
-  - mod_wsgi
-
-ceilometer_system_service_name: httpd
-ceilometer_apache_conf: "/etc/httpd/conf/httpd.conf"
-ceilometer_apache_security_conf: "{{ ceilometer_apache_conf }}"
-
-ceilometer_apache_default_sites:
-  - "/etc/httpd/conf.d/userdir.conf"
-  - "/etc/httpd/conf.d/welcome.conf"
-  - "/etc/httpd/conf.d/ssl.conf"
-
-ceilometer_apache_config:
-  - { src: "ceilometer-ports.conf.j2", dest: "/etc/httpd/conf.d/ports.conf"  }
-  - { src: "ceilometer-httpd.conf.j2", dest: "/etc/httpd/conf.d/ceilometer-httpd.conf" }
-
-

vars/ubuntu-16.04.yml

@@ -28,23 +28,3 @@ ceilometer_developer_mode_distro_packages:
   - pkg-config
   - libxml2-dev
   - libxslt1-dev
-
-ceilometer_apache_distro_packages:
-  - apache2
-  - apache2-utils
-  - libapache2-mod-wsgi
-
-ceilometer_system_service_name: apache2
-ceilometer_apache_conf: "/etc/apache2/apache2.conf"
-ceilometer_apache_security_conf: "/etc/apache2/conf-available/security.conf"
-
-ceilometer_apache_site_available: "/etc/apache2/sites-available/ceilometer-httpd.conf"
-ceilometer_apache_site_enabled: "/etc/apache2/sites-enabled/ceilometer-httpd.conf"
-
-ceilometer_apache_default_sites:
-  - "/etc/apache2/sites-enabled/000-default.conf"
-
-ceilometer_apache_config:
-  - { src: "ceilometer-ports.conf.j2", dest: "/etc/apache2/ports.conf" }
-  - { src: "ceilometer-httpd.conf.j2", dest: "/etc/apache2/sites-available/ceilometer-httpd.conf" }
-