Use systemd-journald instead of log files

This patch aims to migrate service from usage of regular syslog files
to journald. We also disable uwsgi logging, since it dublicates
requests that are logged by service itself.

Depends-On: https://review.opendev.org/670824/
Change-Id: I8cfdd46a57a91ef3b1879bf85b03cced74234451

defaults/main.yml

@@ -160,6 +160,7 @@ octavia_pip_packages:
   - python-octaviaclient
   - octavia
   - shade
+  - systemd-python
   - uwsgi
 
 # Specific pip packages provided by the user

tasks/octavia_install.yml

@@ -28,6 +28,7 @@
     name: "python_venv_build"
   vars:
     venv_build_constraints: "{{ octavia_git_constraints }}"
+    venv_build_distro_package_list: "{{ octavia_devel_distro_packages }}"
     venv_install_destination_path: "{{ octavia_bin | dirname }}"
     venv_install_distro_package_list: "{{ octavia_distro_packages }}"
     venv_pip_install_args: "{{ octavia_pip_install_args }}"

tasks/octavia_pre_install.yml

@@ -44,28 +44,3 @@
     - { path: "/etc/octavia/templates" }
     - { path: "/var/cache/octavia", mode: "0700" }
     - { path: "{{ octavia_system_home_folder }}" }
-
-- name: Test for log directory or link
-  shell: |
-    if [ -h "/var/log/octavia"  ]; then
-      chown -h {{ octavia_system_user_name }}:{{ octavia_system_group_name }} "/var/log/octavia"
-      chown -R {{ octavia_system_user_name }}:{{ octavia_system_group_name }} "$(readlink /var/log/octavia)"
-    else
-      exit 1
-    fi
-  register: log_dir
-  failed_when: false
-  changed_when: log_dir.rc != 0
-
-- name: Create octavia log dir
-  file:
-    path: "{{ item.path }}"
-    state: directory
-    owner: "{{ item.owner|default(octavia_system_user_name) }}"
-    group: "{{ item.group|default(octavia_system_group_name) }}"
-    mode: "{{ item.mode|default('0755') }}"
-  with_items:
-    - { path: "/var/log/octavia" }
-  when: log_dir.rc != 0
-
-

templates/octavia-uwsgi.ini.j2

@@ -18,7 +18,7 @@ lazy-apps = true
 add-header = Connection: close
 buffer-size = {{ octavia_wsgi_buffer_size }}
 thunder-lock = true
-logfile-chmod = 644
+disable-logging = true
 pidfile = /var/run/{{ item.service_name }}/{{ item.service_name }}.pid
 
 # Avoid filling up the logs with health check requests from haproxy.

templates/octavia.conf.j2

@@ -1,7 +1,7 @@
 [DEFAULT]
 # Print debugging output (set logging level to DEBUG instead of default WARNING level).
 debug = {{ debug }}
-log_dir = /var/log/octavia
+use_journal = True
 
 {% if not octavia_v2|bool %}
 bind_host = 0.0.0.0

tests/os_octavia-overrides.yml

@@ -57,7 +57,6 @@ neutron_network_device_mtu: 1500
 neutron_l2_population: True
 neutron_dhcp_config:
   dhcp-option-force: "26,1500"
-  log-facility: "/var/log/neutron/neutron-dnsmasq.log"
 neutron_l3: True
 neutron_metadata: True
 

vars/debian.yml

@@ -22,6 +22,9 @@ octavia_distro_packages:
   - libxml2-dev
   - netfilter-persistent
 
+octavia_devel_distro_packages:
+  - libsystemd-dev
+
 octavia_service_distro_packages:
   - octavia-common
   - octavia-api
@@ -29,6 +32,7 @@ octavia_service_distro_packages:
   - octavia-housekeeping
   - octavia-worker
   - python-pymysql
+  - python-systemd
   - uwsgi
   - uwsgi-plugin-python
 

vars/redhat-7.yml

@@ -19,12 +19,16 @@ octavia_distro_packages:
   - libxml2-devel
   - git
 
+octavia_devel_distro_packages:
+  - systemd-devel
+
 octavia_service_distro_packages:
   - openstack-octavia-common
   - openstack-octavia-api
   - openstack-octavia-health-manager
   - openstack-octavia-housekeeping
   - openstack-octavia-worker
+  - systemd-python
   - uwsgi
   - uwsgi-plugin-python
 

vars/suse.yml

@@ -17,3 +17,6 @@ octavia_distro_packages:
   - iptables
   - libxml2-devel
   - git-core
+
+octavia_devel_distro_packages:
+  - systemd-devel