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.

Change-Id: Id68c80b52fe72bd209e96dba230b4f2cb12f900d

defaults/main.yml

@@ -141,6 +141,7 @@ tacker_pip_packages:
   - PyMySQL
   - python-heatclient
   - python-tackerclient
+  - systemd-python
   - tacker
 
 tacker_config_options: --config-file {{ tacker_etc_dir }}/tacker.conf

tasks/main.yml

@@ -101,7 +101,7 @@
       - service_name: "{{ tacker_service_name }}"
         enabled: yes
         state: started
-        execstarts: "{{ tacker_bin }}/{{ tacker_program_name }} {{ tacker_config_options|default('') }} --log-file=/var/log/tacker/{{ tacker_program_name }}.log"
+        execstarts: "{{ tacker_bin }}/{{ tacker_program_name }} {{ tacker_config_options|default('') }}"
         config_overrides: "{{ tacker_init_config_overrides }}"
   tags:
     - systemd-service

tasks/tacker_pre_install.yml

@@ -49,39 +49,3 @@
     - path: "{{ tacker_etc_dir }}/rootwrap.d"
       owner: "root"
       group: "root"
-
-
-#- name: Create tacker venv dir
-  #file:
-    #path: "{{ item.path }}"
-    #state: directory
-  #with_items:
-    #- { path: "/openstack/venvs" }
-    #- { path: "{{ tacker_venv_bin }}" }
-  #when: tacker_venv_enabled | bool
-  #tags:
-    #- tacker-dirs
-
-- name: Test for log directory or link
-  shell: |
-    if [ -h "/var/log/tacker"  ]; then
-      chown -h {{ tacker_system_user_name }}:{{ tacker_system_group_name }} "/var/log/tacker"
-      chown -R {{ tacker_system_user_name }}:{{ tacker_system_group_name }} "$(readlink /var/log/tacker)"
-    else
-      exit 1
-    fi
-  register: log_dir
-  failed_when: false
-  changed_when: log_dir.rc != 0
-
-- name: Create tacker log dir
-  file:
-    path: "{{ item.path }}"
-    state: directory
-    owner: "{{ item.owner|default(tacker_system_user_name) }}"
-    group: "{{ item.group|default(tacker_system_group_name) }}"
-    mode: "{{ item.mode|default('0755') }}"
-  with_items:
-    - { path: "/var/log/tacker" }
-  when: log_dir.rc != 0
-

templates/tacker.conf.j2

@@ -25,6 +25,7 @@ policy_file = {{ tacker_etc_dir }}/policy.json
 # (not user_stderr) and (not log_file) -> stdout
 # publish_errors                       -> notification system
 
+use_journal = True
 use_syslog = False
 # syslog_log_facility = LOG_USER
 

vars/debian.yml

@@ -21,7 +21,4 @@ cache_timeout: 600
 tacker_distro_packages:
   - rsync
   - git
-  #- remove after testing
-  - python-pip
-  #- remove after testing
-  - python-mysqldb
+  - libsystemd-dev

vars/redhat-7.yml

@@ -14,3 +14,4 @@
 tacker_distro_packages:
   - rsync
   - git-core
+  - systemd-devel

vars/suse.yml

@@ -16,3 +16,4 @@
 tacker_distro_packages:
   - rsync
   - git-core
+  - systemd-devel