Kevin Carter 03956a9274 Convert rsyslog to an include_task
The rsyslog role has served us well however there's now a better way
given the ability to remotely journal. This change disables the use of
the `rsyslog_client` and `server` roles unless journal remote is
unavailable. In this change the `rsyslog_client` interaction has been
moved into an include_tasks which is conditionally loaded when the
variable `rsyslog_client_enabled` is set to true. Additionally the
`rsyslog_server` role is disabled unless `rsyslog_server_enabled`
is set true. Using the new variables legacy functionality can be
enabled. By disabling the general rsyslog roles we'll lessen the
overall IO on the cloud and improve the speed of the deployment.

> NOTE: At this time there's no suitable package to install
        "systemd-journal-remote" on opensuse so a conditional has been
        added to ensure distributed log syncing remains functional on
        all of our supported distros. Should a package be made
        available for journal remote we can globally disable the
        legacy rsyslog roles entirely by default.

Change-Id: Ice21667c6999d0ac86b2d7bde648a0375f890210
Signed-off-by: Kevin Carter <kevin.carter@rackspace.com>
2018-05-17 07:50:17 +00:00

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---
# Copyright 2017, Rackspace US, Inc.
#
# 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: Install glance services
hosts: "{{ glance_hosts }}"
serial: "{{ glance_serial }}"
gather_facts: "{{ osa_gather_facts | default(True) }}"
user: root
environment: "{{ deployment_environment_variables | default({}) }}"
tags:
- glance
pre_tasks:
# In order to ensure that any container, software or
# config file changes which causes a container/service
# restart do not cause an unexpected outage, we drain
# the load balancer back end for this container.
- include: ../common-tasks/haproxy-endpoint-manage.yml
vars:
haproxy_backend: glance_api-back
haproxy_state: disabled
when:
- "'glance_api' in group_names"
- "groups['glance_api'] | length > 1"
- name: Configure container (non-nfs)
static: no
include: "../common-tasks/os-{{ container_tech | default('lxc') }}-container-setup.yml"
vars:
list_of_bind_mounts: "{{ glance_container_bind_mounts }}"
when:
- glance_default_store == "file"
- (glance_nfs_client is not defined) or (glance_nfs_client | length == 0)
- name: Configure container (nfs)
include: "../common-tasks/os-{{ container_tech | default('lxc') }}-container-setup.yml"
static: no
when: (glance_default_store != "file") or (glance_nfs_client is defined)
- name: Configure log directories (on metal)
include: ../common-tasks/os-log-dir-setup.yml
vars:
log_dirs:
- src: "/openstack/log/{{ inventory_hostname }}-glance"
dest: "/var/log/glance"
- include: ../common-tasks/unbound-clients.yml
static: no
when:
- hostvars['localhost']['resolvconf_enabled'] | bool
roles:
- role: "os_glance"
- role: "system_crontab_coordination"
tags:
- crontab
post_tasks:
- include_tasks: "../common-tasks/rsyslog-client.yml"
vars:
rsyslog_client_log_rotate_file: glance_log_rotate
rsyslog_client_log_dir: "/var/log/glance"
rsyslog_client_config_name: "99-glance-rsyslog-client.conf"
# Now that container changes are done, we can set
# the load balancer back end for this container
# to available again.
- include: ../common-tasks/haproxy-endpoint-manage.yml
vars:
haproxy_backend: glance_api-back
haproxy_state: enabled
when:
- "'glance_api' in group_names"
- "groups['glance_api'] | length > 1"