compass/deploy/ansible/roles/ha/tasks/main.yml

   1 ---
   2 - name: install keepalived xinet haproxy
   3   apt: name={{ item }} state=present
   4   with_items:
   5     - keepalived
   6     - xinetd
   7     - haproxy
   8
   9 - name: generate ha service list
  10   shell: echo {{ item }} >> /opt/service
  11   with_items:
  12     - keepalived
  13     - xinetd
  14     - haproxy
  15
  16 - name: install pexpect
  17   pip: name=pexpect state=present
  18
  19 - name: activate ip_nonlocal_bind
  20   sysctl: name=net.ipv4.ip_nonlocal_bind value=1
  21           state=present reload=yes
  22
  23 - name: set net.ipv4.tcp_keepalive_intvl
  24   sysctl: name=net.ipv4.tcp_keepalive_intvl value=1
  25           state=present reload=yes
  26
  27 - name: set net.ipv4.tcp_keepalive_probes
  28   sysctl: name=net.ipv4.tcp_keepalive_probes value=5
  29           state=present reload=yes
  30
  31 - name: set net.ipv4.tcp_keepalive_time
  32   sysctl: name=net.ipv4.tcp_keepalive_time value=5
  33           state=present reload=yes
  34
  35 - name: update haproxy cfg
  36   template: src=haproxy.cfg dest=/etc/haproxy/haproxy.cfg
  37   notify: restart haproxy
  38
  39 - name: set haproxy enable flag
  40   lineinfile: dest=/etc/default/haproxy state=present
  41               regexp="ENABLED=*"
  42               line="ENABLED=1"
  43   notify: restart haproxy
  44
  45 - name: set haproxy log
  46   lineinfile: dest=/etc/rsyslog.conf state=present
  47               regexp="local0.* /var/log/haproxy.log"
  48               line="local0.* /var/log/haproxy.log"
  49
  50 - name: set rsyslog udp module
  51   lineinfile: dest=/etc/rsyslog.conf state=present
  52               regexp="^#$ModLoad imudp"
  53               line="$ModLoad imudp"
  54
  55 - name: set rsyslog udp port
  56   lineinfile: dest=/etc/rsyslog.conf state=present
  57               regexp="^#$UDPServerRun 514"
  58               line="$UDPServerRun 514"
  59
  60 - name: copy galera_chk file
  61   copy: src=galera_chk dest=/usr/local/bin/galera_chk mode=0777
  62
  63 - name: copy notify file
  64   copy: src=notify.sh dest=/usr/local/bin/notify.sh mode=0777
  65
  66 - name: copy notify template file
  67   template: src=failover.j2 dest=/usr/local/bin/failover.py mode=0777
  68
  69 - name: add network service
  70   lineinfile: dest=/etc/services state=present
  71               line="mysqlchk          9200/tcp"
  72               insertafter="Local services"
  73   notify: restart xinetd
  74
  75 - name: copy mysqlchk file
  76   copy: src=mysqlchk dest=/etc/xinetd.d/mysqlchk mode=0777
  77   notify: restart xinetd
  78
  79 - name: set keepalived start param
  80   lineinfile: dest=/etc/default/keepalived state=present
  81               regexp="^DAEMON_ARGS=*"
  82               line="DAEMON_ARGS=\"-D -d -S 1\""
  83
  84 - name: set keepalived log
  85   lineinfile: dest=/etc/rsyslog.conf state=present
  86               regexp="local1.* /var/log/keepalived.log"
  87               line="local1.* /var/log/keepalived.log"
  88
  89 - name: update keepalived info
  90   template: src=keepalived.conf dest=/etc/keepalived/keepalived.conf
  91   notify: restart keepalived
  92
  93 - name: restart rsyslog
  94   shell: service rsyslog restart