ansible installation zk cluster playbook

1. Edit the main role file
vim install-zk.yml

---

• hosts: '{{ target }}'
  vars:
  host1: 10.0.0.11
  host2: 10.0.0.12
  host3: 10.0.0.13

  tasks:

  • include: tasks/install-zk.yml

2. Edit the tasks file
vim tasks / install-zk.yml

---

• name: copy zookeeper-3.4.12.tar.gz
  copy: src=files/kafka/zookeeper-3.4.12.tar.gz dest=/opt/

• name: tar zookeeper-3.4.12.tar.gz
  shell: tar xf /opt/zookeeper-3.4.12.tar.gz -C /opt/

• name: mv zookeeper
  shell: mv -f /opt/zookeeper-3.4.12 /opt/zookeeper

• name: chenge zk-zoo.cfg,kafka-server.properties
  template: "src={{ item.src }} dest={{ item.dest }} mode=0644"
  with_items:

• {Src: 'Kafka / zoo.cfg': '' /opt/zookeeper/conf/zoo.cfg}

• name: zk-server1
  lineinfile:
  dest: /opt/zookeeper/conf/zoo.cfg
  regexp: '^server.1='
  line: 'server.1={{ host1 }}:2888:3888'
• name: zk-server2
  lineinfile:
  dest: /opt/zookeeper/conf/zoo.cfg
  regexp: '^server.2='
  line: 'server.2={{ host2 }}:2888:3888'

• name: zk-server3
  lineinfile:
  dest: /opt/zookeeper/conf/zoo.cfg
  regexp: '^server.3='
  line: 'server.3={{ host3 }}:2888:3888'

• name: mkdir file
  file: dest={{ item }} state=directory mode=0755
  with_items:
• /data/zookeeper/data

• /data/zookeeper/logs

• name: sync zkmyid1 file
  template: src=kafka/myid1 dest=/data/zookeeper/data/myid
  when: ansible_nodename == '{{ host1 }}'
• name: sync zkmyid2 file
  template: src=kafka/myid2 dest=/data/zookeeper/data/myid
  when: ansible_nodename == '{{ host2 }}'

• name: sync zkmyid3 file
  template: src=kafka/myid3 dest=/data/zookeeper/data/myid
  when: ansible_nodename == '{{ host3 }}'

• name: rm tar
  shell: rm -f /opt/zookeeper-3.4.12.tar.gz

# Due failed to start, failed the test is successful, or go on one by one /opt/zookeeper/bin/zkServer.sh start the machine

Verify cluster status:
[[email protected] root] # zkServer.sh Status
JMX Enabled by default
the Using config: /opt/zookeeper/bin/../conf/zoo.cfg
Mode: follower

# There are a lot of need to progress, to record their own growth process! ! mutual encouragement