From 86782f3e375274cb65dc0b0b7d48450e73e85df3 Mon Sep 17 00:00:00 2001
From: "carey.xu" <carey.xuhan@huawei.com>
Date: Fri, 4 Dec 2015 09:40:39 +0800
Subject: database script refactor

JIRA: COMPASS-176

Change-Id: I0f87903a94a8072af274d6d5dcf4dd5041f297e6
Signed-off-by: carey.xu <carey.xuhan@huawei.com>
---
 .../adapters/ansible/roles/database/tasks/main.yml | 10 +--
 .../ansible/roles/database/tasks/mariadb.yml       | 79 ----------------------
 .../roles/database/tasks/mariadb_cluster.yml       |  3 +
 .../database/tasks/mariadb_cluster_debian.yml      | 32 +++++++++
 .../roles/database/tasks/mariadb_config.yml        | 24 +++++++
 .../roles/database/tasks/mariadb_install.yml       | 49 ++++++++++++++
 .../ansible/roles/database/tasks/mongodb.yml       |  2 +-
 .../ansible/roles/database/tasks/mysql.yml         | 19 ------
 8 files changed, 114 insertions(+), 104 deletions(-)
 delete mode 100644 deploy/adapters/ansible/roles/database/tasks/mariadb.yml
 create mode 100644 deploy/adapters/ansible/roles/database/tasks/mariadb_cluster.yml
 create mode 100644 deploy/adapters/ansible/roles/database/tasks/mariadb_cluster_debian.yml
 create mode 100644 deploy/adapters/ansible/roles/database/tasks/mariadb_config.yml
 create mode 100644 deploy/adapters/ansible/roles/database/tasks/mariadb_install.yml
 delete mode 100644 deploy/adapters/ansible/roles/database/tasks/mysql.yml

(limited to 'deploy/adapters/ansible/roles/database/tasks')

diff --git a/deploy/adapters/ansible/roles/database/tasks/main.yml b/deploy/adapters/ansible/roles/database/tasks/main.yml
index ad5c5b71..f380f603 100644
--- a/deploy/adapters/ansible/roles/database/tasks/main.yml
+++ b/deploy/adapters/ansible/roles/database/tasks/main.yml
@@ -1,11 +1,11 @@
 ---
 - include_vars: "{{ ansible_os_family }}.yml"
 
-- include: mysql.yml
-  when: haproxy_hosts is not defined
+- include: mariadb_install.yml
+- include: mariadb_cluster.yml
 
-- include: mariadb.yml
-  when: haproxy_hosts is defined
+- include: mariadb_config.yml
+  when:
+    - inventory_hostname == haproxy_hosts.keys()[0]
 
 - include: mongodb.yml
-
diff --git a/deploy/adapters/ansible/roles/database/tasks/mariadb.yml b/deploy/adapters/ansible/roles/database/tasks/mariadb.yml
deleted file mode 100644
index 9a9ebda5..00000000
--- a/deploy/adapters/ansible/roles/database/tasks/mariadb.yml
+++ /dev/null
@@ -1,79 +0,0 @@
----
-#- name: delete default maridb-libs
-#  action: "{{ ansible_pkg_mgr }} name=mariadb-libs state=absent"
-#  when: ansible_os_family == "RedHat"
-#  ignore_errors: True
-
-- name: install python-mysqldb
-  action: "{{ ansible_pkg_mgr }} name={{ item }} state=present"
-  with_items: maridb_packages | union(packages_noarch)
-
-- name: create mysql log directy
-  file: path=/var/log/mysql state=directory owner=mysql group=mysql mode=0755
-
-- name: update mariadb config file
-  template: src={{ item }} dest={{ mysql_config_file_path }}/{{ item }} backup=yes
-  with_items: mysql_config_file_name
-
-- name: update galera wsrep.cnf
-  template: src=wsrep.cnf dest={{ wsrep_config_file_path }}/wsrep.cnf backup=yes
-
-- name: update wsrep_sst_rsync uid
-  lineinfile: dest=/usr/bin/wsrep_sst_rsync state=absent regexp="\s*uid = \$MYUID$"  backup=yes
-
-- name: update wsrep_sst_rsync gid
-  lineinfile: dest=/usr/bin/wsrep_sst_rsync state=absent regexp="\s*gid = \$MYGID$"  backup=yes
-
-- stat: path=/opt/mysql_init_complete
-  register: mysql_init_complete
-
-- name: restart first mysql server
-  shell: service mysql restart --wsrep-cluster-address="gcomm://" && touch /opt/mysql_init_complete
-  when: inventory_hostname == haproxy_hosts.keys()[0] and mysql_init_complete.stat.exists == False
-  tags:
-    - mysql_restart
-  #register: result
-  #until: result|success
-  #retries: 5
-  #delay: 5
-
-- name: restart other mysql server
-  shell: service mysql restart && touch /opt/mysql_init_complete
-  tags:
-    - mysql_restart
-  when: inventory_hostname != haproxy_hosts.keys()[0] and mysql_init_complete.stat.exists == False
-  #register: result
-  #until: result|success
-  #retries: 5
-  #delay: 5
-
-- name: generate mysql service list
-  shell: echo {{ item }} >> /opt/service
-  with_items: services_noarch
-
-- name: create all needed db
-  run_once: yes
-  mysql_db: name={{ item.db }} state=present
-  with_items: "{{ credentials }}"
-
-- name: create service db user
-  run_once: yes
-  mysql_user:
-    name={{ item[0].user }}
-    password={{ item[0].password }}
-    priv=*.*:ALL,GRANT
-    host={{ item[1] }}
-    state=present
-  with_nested:
-    - "{{ credentials }}"
-    - ['%', 'localhost', inventory_hostname]
-
-- name: create wsrep db user
-  run_once: yes
-  mysql_user:
-    name={{ WSREP_SST_USER }}
-    password={{ WSREP_SST_PASS }}
-    priv=*.*:ALL,GRANT
-    host={{ item }}
-    state=present
-  with_items: ['%', 'localhost', inventory_hostname]
diff --git a/deploy/adapters/ansible/roles/database/tasks/mariadb_cluster.yml b/deploy/adapters/ansible/roles/database/tasks/mariadb_cluster.yml
new file mode 100644
index 00000000..69c8997a
--- /dev/null
+++ b/deploy/adapters/ansible/roles/database/tasks/mariadb_cluster.yml
@@ -0,0 +1,3 @@
+---
+- include: mariadb_cluster_debian.yml
+  when: ansible_os_family == "Debian"
diff --git a/deploy/adapters/ansible/roles/database/tasks/mariadb_cluster_debian.yml b/deploy/adapters/ansible/roles/database/tasks/mariadb_cluster_debian.yml
new file mode 100644
index 00000000..96df442d
--- /dev/null
+++ b/deploy/adapters/ansible/roles/database/tasks/mariadb_cluster_debian.yml
@@ -0,0 +1,32 @@
+---
+- name: start first node to create new cluster
+  service:
+    name: mysql
+    state: restarted
+    args: "--wsrep-new-cluster"
+  when:
+    - inventory_hostname == haproxy_hosts.keys()[0]
+
+- name: wait for cluster ready
+  command: mysql --silent --skip-column-names -e 'SHOW STATUS LIKE "wsrep_evs_state"'
+  register: cluster_status
+  until: cluster_status|success
+  failed_when: not cluster_status.stdout | search("OPERATIONAL")
+  retries: 10
+  delay: 3
+  when:
+    - inventory_hostname == haproxy_hosts.keys()[0]
+
+- name: restart other nodes and join cluster
+  service:
+    name: mysql
+    state: restarted
+  when:
+    - inventory_hostname != haproxy_hosts.keys()[0]
+
+- name: restart first nodes
+  service:
+    name: mysql
+    state: restarted
+  when:
+    - inventory_hostname == haproxy_hosts.keys()[0]
diff --git a/deploy/adapters/ansible/roles/database/tasks/mariadb_config.yml b/deploy/adapters/ansible/roles/database/tasks/mariadb_config.yml
new file mode 100644
index 00000000..16783ed4
--- /dev/null
+++ b/deploy/adapters/ansible/roles/database/tasks/mariadb_config.yml
@@ -0,0 +1,24 @@
+---
+- name: create all needed db
+  mysql_db: name={{ item.db }} state=present
+  with_items: "{{ credentials }}"
+
+- name: create service db user
+  mysql_user:
+    name={{ item[0].user }}
+    password={{ item[0].password }}
+    priv=*.*:ALL,GRANT
+    host={{ item[1] }}
+    state=present
+  with_nested:
+    - "{{ credentials }}"
+    - ['%', 'localhost', inventory_hostname]
+
+- name: create wsrep db user
+  mysql_user:
+    name={{ WSREP_SST_USER }}
+    password={{ WSREP_SST_PASS }}
+    priv=*.*:ALL,GRANT
+    host={{ item }}
+    state=present
+  with_items: ['%', 'localhost', inventory_hostname]
diff --git a/deploy/adapters/ansible/roles/database/tasks/mariadb_install.yml b/deploy/adapters/ansible/roles/database/tasks/mariadb_install.yml
new file mode 100644
index 00000000..41ee5ffe
--- /dev/null
+++ b/deploy/adapters/ansible/roles/database/tasks/mariadb_install.yml
@@ -0,0 +1,49 @@
+---
+- name: disable auto start
+  copy:
+    content: "#!/bin/sh\nexit 101"
+    dest: "/usr/sbin/policy-rc.d"
+    mode: 0755
+  when: ansible_os_family == "Debian"
+
+- name: install python-mysqldb
+  action: "{{ ansible_pkg_mgr }} name={{ item }} state=present"
+  with_items: maridb_packages | union(packages_noarch)
+
+- name: change open file limit
+  copy:
+    content: "* - nofile 65536 }}"
+    dest: "/etc/security/limits.conf"
+    mode: 0755
+
+- name: update mariadb config file
+  template:
+    src: '{{ item.src }}'
+    dest: '{{ item.dest }}'
+    backup: yes
+    mode: 0644
+  with_items: mysql_config
+
+- name: bugfix for rsync version 3.1
+  lineinfile:
+    dest: /usr/bin/wsrep_sst_rsync
+    state: absent
+    regexp: '{{ item }}'
+  with_items:
+    - "\\s*uid = \\$MYUID$"
+    - "\\s*gid = \\$MYGID$"
+
+- stat: path=/opt/mysql_init_complete
+  register: mysql_init_complete
+
+- name: enable auto start
+  file:
+    path=/usr/sbin/policy-rc.d
+    state=absent
+  when: ansible_os_family == "Debian"
+
+- name: rm old datafiles
+  shell: rm -rf /var/lib/mysql/ib_logfile*
+
+- name: set owner
+  file: path=/var/lib owner=mysql group=mysql recurse=yes state=directory
diff --git a/deploy/adapters/ansible/roles/database/tasks/mongodb.yml b/deploy/adapters/ansible/roles/database/tasks/mongodb.yml
index c46a2932..c5e1d6d1 100644
--- a/deploy/adapters/ansible/roles/database/tasks/mongodb.yml
+++ b/deploy/adapters/ansible/roles/database/tasks/mongodb.yml
@@ -21,7 +21,7 @@
     - /var/lib/mongodb/journal/*
 
 - name: manually restart mongodb server
-  service: name={{ mongodb_serveice }} state=restarted
+  service: name={{ mongodb_service }} state=restarted
 
 - wait_for: port=27017 delay=3 timeout=60 host={{ internal_vip.ip }}
 
diff --git a/deploy/adapters/ansible/roles/database/tasks/mysql.yml b/deploy/adapters/ansible/roles/database/tasks/mysql.yml
deleted file mode 100644
index 9e272d1b..00000000
--- a/deploy/adapters/ansible/roles/database/tasks/mysql.yml
+++ /dev/null
@@ -1,19 +0,0 @@
----
-- name: install mysql client and server packages
-  apt: name={{ item }} state=present
-  with_items: mysql_packages
-
-- name: create mysql log directy
-  file: path=/var/log/mysql state=directory owner=mysql group=mysql mode=0755
-
-- name: update mysql config file
-  copy: src={{ item }} dest={{ mysql_config_file_path }}/{{ item }} backup=yes
-  with_items: mysql_config_file_name
-
-- name: manually restart mysql server
-  shell: service mysql restart
-
-- name: create database/user
-  shell: /opt/data.sh
-  tags:
-    - mysql_user
-- 
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