前提：
zookeeper版本：3.4.12
安裝包獲取：通過http下載拉取；如何搭建http介質源，稍后分享出來。通過httpd服務放置安裝介質能夠最大程度的將代碼和介質包分離開來，這種做法在大型的開發項目中是非常必要的，因為如果介質過大，每一次移動都是時間成本。
全局變量：
master_ip: 192.168.100.141 #zookeeper vars zoo_port1: 2888 zoo_port2: 3888 zoo_data_dir: /usr/local/zookeeper-3.4.12/zookeeperData zoo_listen_port: 2181
roles目錄結構：
handler main.yml內容：
--- - name: start zookeeper shell: /bin/bash /usr/local/zookeeper-3.4.12/bin/zkServer.sh restart
tasks main.yml內容：
--- - name: Check Idle port for zookeeper shell: ss -ntl|grep -e {{ zoo_listen_port }} -e {{ zoo_port2 }} ignore_errors: True register: zoo_port - name: WARN for port check debug: msg: "WARNING：Port {{ zoo_listen_port }} or {{ zoo_port2 }}is not idle, Service zookeeper will not be deploy" when: zoo_port|succeeded - name: Download zookeeper pkgs in all hosts get_url: url: http://{{ master_ip }}/basesource/zookeeper-3.4.12.tar.gz dest: /tmp/zookeeper-3.4.12.tar.gz mode: 0755 when: zoo_port|failed - name: Unzip zookeeper pkgs in all hosts unarchive: src: /tmp/zookeeper-3.4.12.tar.gz dest: /usr/local remote_src: yes mode: 0755 when: zoo_port|failed - name: Create a data_dir file: path: "{{ zoo_data_dir }}" state: directory mode: 0755 when: zoo_port|failed - name: Config zookeeper myid template: src: myid.j2 dest: "{{ zoo_data_dir }}/myid" mode: 0755 when: zoo_port|failed - name: Config zookeeper service template: src: zoo.cfg.j2 dest: /usr/local/zookeeper-3.4.12/conf/zoo.cfg mode: 0755 notify: start zookeeper when: zoo_port|failed
templates myid.j2 內容：
{{ host_id }}
templates zoo.cfg.j2 內容：
tickTime=2000 initLimit=10 syncLimit=5 dataDir={{ zoo_data_dir }} #dataDir=/usr/local/zookeeper-3.4.12/zookeeperData clientPort={{ zoo_listen_port }} {% for host in groups['zookeeper_svcs'] %} server.{{ hostvars[host]['host_id'] }}={{ host }}:{{ zoo_port1 }}:{{ zoo_port2 }} {% endfor %}