基础版本

parcels/roles/components/test/tasks/install_zk.yml

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+- name: check jdk 1.8_73
+  shell: if [ `expr {{groups.zookeeper|length}} % 2` -eq 0 ];then echo 1 ;else echo 0 ;fi
+  ignore_errors: false
+  register: jdk_out
+
+- name: To terminate execution
+  fail:
+    msg: "JDK 未安装 请检查"
+  when: jdk_out.stdout != '1'
+

parcels/roles/components/test/tasks/main.yml

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+- include: install_zk.yml

parcels/roles/components/test/tasks/unload_zk.sh.j2

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+#!/bin/bash
+source /etc/profile
+
+service keepzkalive stop
+sleep 5
+
+livenum=`jps -l | grep "org.apache.zookeeper.server.quorum.QuorumPeerMain" | wc -l`
+if [ $livenum -ne 0 ];then
+keeppid=`jps -l |grep zookeeper | awk '{print $1}'`
+kill -9 $keeppid
+
+rm -rf {{ install_path }}/{{ zookeeper_version }}
+rm -rf {{ data_path }}/{{ zookeeper_version }}
+chkconfig keepzkalive off
+systemctl daemon-reload
+rm -rf /etc/init.d/keepzkalive
+else
+rm -rf {{ install_path }}/{{ zookeeper_version }}
+rm -rf {{ data_path }}/{{ zookeeper_version }}
+chkconfig keepzkalive off
+systemctl daemon-reload
+rm -rf /etc/init.d/keepzkalive
+fi

parcels/roles/components/test/templates/change_myid.sh.j2

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+#!/bin/bash
+
+id={{ zk_start_myid }}
+
+for i in `echo "{{ ansible_play_hosts }}" | grep -E -o "[0-9]+\.[0-9]+\.[0-9]+\.[0-9]+"`
+do
+  ip=`echo $i | grep -E -o "[0-9]+\\.[0-9]+\\.[0-9]+\\.[0-9]+"`
+  echo 'server.'$id'='$ip':2888:3888' >> {{ install_path }}/{{ zookeeper_version }}/conf/zoo.cfg
+  if [[ $ip == {{ inventory_hostname }} ]];then
+  echo $id > {{ install_path }}/{{ zookeeper_version }}/data/myid
+  fi 
+  ((id++))
+done
+

parcels/roles/components/test/templates/dae-zookeeper.sh.j2

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+#!/bin/sh
+
+#进程名称
+PRO_NAME=QuorumPeerMain
+#安装路径
+BASE_DIR={{ install_path }}
+VERSION={{ zookeeper_version }}
+source /etc/profile
+
+
+while true ; do
+    NUM=`$BASE_DIR/$VERSION/bin/zkServer.sh status | egrep 'leader|follower' | wc -l`
+    if [ "${NUM}" -lt "1" ];then
+	$BASE_DIR/$VERSION/bin/zkServer.sh start
+        OLD_NUM=`cat $BASE_DIR/$VERSION/logs/restart_sum.log`
+        RESTART_NUM=`expr $OLD_NUM + 1`
+        echo $RESTART_NUM > $BASE_DIR/$VERSION/logs/restart_sum.log
+        echo "`date "+%Y-%m-%d %H:%M:%S"` - zookeeper服务启动/异常重启 - 重启次数 -> $RESTART_NUM" >> $BASE_DIR/$VERSION/restart.log
+    fi
+	sleep 60
+done

parcels/roles/components/test/templates/java.env.j2

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+#!/bin/sh
+
+export JAVA_HOME=/usr/lib/jvm/jdk1.8.0_73
+# heap size MUST be modified according to cluster environment
+
+export JVMFLAGS="-Xmx{{ zookeeper_max_mem }}m -Xms1024m $JVMFLAGS"

parcels/roles/components/test/templates/keepzkalive.j2

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+#!/bin/bash
+# 
+# netconsole    This loads the netconsole module with the configured parameters.
+#
+# chkconfig:123456 20 80
+# description: keepzkalive
+source /etc/profile
+PRO_NAME=keepzklive
+
+case $1 in
+start)
+keepnum=`ps -ef | grep dae-zookeeper.sh | grep -v grep | wc -l`
+
+if [ $keepnum -eq "0" ];then
+nohup {{ install_path }}/{{ zookeeper_version }}/bin/dae-zookeeper.sh /home/bigdata > /dev/null 2>&1 &
+fi
+;;
+
+stop)
+keeppid=`ps -ef | grep dae-zookeeper.sh | grep -v grep | awk '{print $2}'`
+echo "守护进程PID：$keeppid"
+kill -9 $keeppid
+sleep 1
+sh {{ install_path }}/{{ zookeeper_version }}/bin/zkServer.sh stop
+;;
+
+status)
+sh {{ install_path }}/{{ zookeeper_version }}/bin/zkServer.sh status
+;;
+
+* )
+echo "use keepzklive [start|stop|status]"
+;;
+esac

parcels/roles/components/test/templates/myid.j2

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+{% for dev_info in zk_host_list %}
+{% if inventory_hostname == dev_info.host %}
+{{dev_info.myid}}
+{% endif %}
+{% endfor %}

parcels/roles/components/test/templates/set_zk_env.sh.j2

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+#!/bin/bash
+
+num=`cat /etc/profile | grep zookeeper | wc -l`
+
+if [ $num -eq "0" ];then
+  echo -e "\n#zookeeper" >> /etc/profile
+  echo -e "export ZOOKEEPER_HOME={{ install_path }}/{{ zookeeper_version }}" >> /etc/profile
+  echo -e "export PATH=\$ZOOKEEPER_HOME/bin:\$PATH" >> /etc/profile
+  source /etc/profile
+fi
+
+keeppsth='/etc/init.d/keepzkalive'
+if [ -x $keeppsth ];then
+  chkconfig --add keepzkalive
+  chkconfig keepzkalive on
+  service keepzkalive start
+fi

parcels/roles/components/test/templates/start_exporter.sh.j2

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+#!/bin/bash
+docker rm -f zookeeper_exporter
+
+sleep 3
+
+docker run -d -p 9902:9114 --name zookeeper_exporter --restart always zookeeper_exporter:v1.0 {{ inventory_hostname }}:2181
+

parcels/roles/components/test/templates/zoo.cfg.j2

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+# The number of milliseconds of each tick
+tickTime=9000
+# The number of ticks that the initial 
+# synchronization phase can take
+initLimit=10
+# The number of ticks that can pass between 
+# sending a request and getting an acknowledgement
+syncLimit=5
+# the directory where the snapshot is stored.
+# do not use /tmp for storage, /tmp here is just 
+# example sakes.
+dataDir={{ data_path }}/{{ zookeeper_version }}/data
+# the port at which the clients will connect
+clientPort={{ zookeeper_port }}
+# the maximum number of client connections.
+# increase this if you need to handle more clients
+maxClientCnxns=1000
+#
+# Be sure to read the maintenance section of the 
+# administrator guide before turning on autopurge.
+#
+# http://zookeeper.apache.org/doc/current/zookeeperAdmin.html#sc_maintenance
+#
+# The number of snapshots to retain in dataDir
+autopurge.snapRetainCount=5
+# Purge task interval in hours
+# Set to "0" to disable auto purge feature
+autopurge.purgeInterval=1
+dataLogDir={{ install_path }}/{{ zookeeper_version }}/logs
+#
+#the servers