【flink脚本系列】 job-manager.sh用能用法示例源码解析

文章介绍了flinkjob-manager.sh脚本,用于在Flink中启动和停止各种守护进程,如任务执行器、Zookeeper、历史服务器等,提供详细的命令示例和脚本工作原理。

flink job-manager.sh

脚本主要功能

该脚本是用于启动和停止 Flink 的各个守护进程。通过传入不同的参数,可以选择启动或停止不同类型的 Flink 守护进程,例如任务执行器(taskexecutor)、Zookeeper、历史服务器(historyserver)、独立会话(standalonesession)、独立作业(standalonejob)和 SQL 网关(sql-gateway)。

脚本加上中文注释

#!/bin/bash

# Start/stop a Flink daemon.
USAGE="Usage: flink-daemon.sh (start|stop|stop-all) (taskexecutor|zookeeper|historyserver|standalonesession|standalonejob|sql-gateway) [args]"

STARTSTOP=$1
DAEMON=$2
ARGS=("${@:3}") # 获取剩余的参数作为数组

bin=`dirname "$0"`
bin=`cd "$bin"; pwd`

. "$bin"/config.sh

case $DAEMON in
    (taskexecutor)
        CLASS_TO_RUN=org.apache.flink.runtime.taskexecutor.TaskManagerRunner
    ;;

    (zookeeper)
        CLASS_TO_RUN=org.apache.flink.runtime.zookeeper.FlinkZooKeeperQuorumPeer
    ;;

    (historyserver)
        CLASS_TO_RUN=org.apache.flink.runtime.webmonitor.history.HistoryServer
    ;;

    (standalonesession)
        CLASS_TO_RUN=org.apache.flink.runtime.entrypoint.StandaloneSessionClusterEntrypoint
    ;;

    (standalonejob)
        CLASS_TO_RUN=org.apache.flink.container.entrypoint.StandaloneApplicationClusterEntryPoint
    ;;

    (sql-gateway)
        CLASS_TO_RUN=org.apache.flink.table.gateway.SqlGateway
        SQL_GATEWAY_CLASSPATH=`findSqlGatewayJar`
    ;;

    (*)
        echo "Unknown daemon '${DAEMON}'. $USAGE."
        exit 1
    ;;
esac

if [ "$FLINK_IDENT_STRING" = "" ]; then
    FLINK_IDENT_STRING="$USER"
fi

FLINK_TM_CLASSPATH=
networks:  net:    external: trueservices:  jobmanager1:    restart: always    image: apache/flink:1.16.3    container_name: jobmanager1    hostname: jobmanager1    ports:     - '8081:8081'    volumes:      - /etc/localtime:/etc/localtime      - /home/sumengnan/apache/flink/timezone:/etc/timezone      - /home/sumengnan/apache/flink/conf/flink-conf-jobmanager1.yaml:/opt/flink/conf/flink-conf.yaml      - /home/sumengnan/apache/flink/conf/log4j.properties:/opt/flink/conf/log4j.properties      - /home/sumengnan/apache/flink/conf/logback.xml:/opt/flink/conf/logback.xml      - /home/sumengnan/apache/flink/conf/log4j-console.properties:/opt/flink/conf/log4j-console.properties      - /home/sumengnan/apache/flink/conf/logback-console.xml:/opt/flink/conf/logback-console.xml      - /home/sumengnan/apache/flink/data:/opt/flink/data      - /home/sumengnan/apache/flink/log:/opt/flink/log      - /home/sumengnan/apache/flink/tmp:/opt/flink/tmp    networks:      - net  jobmanager2:    restart: always    image: apache/flink:1.16.3    container_name: jobmanager2    hostname: jobmanager2    ports:     - '8082:8081'    volumes:      - /etc/localtime:/etc/localtime      - /home/sumengnan/apache/flink/timezone:/etc/timezone      - /home/sumengnan/apache/flink/conf/flink-conf-jobmanager2.yaml:/opt/flink/conf/flink-conf.yaml      - /home/sumengnan/apache/flink/conf/log4j.properties:/opt/flink/conf/log4j.properties      - /home/sumengnan/apache/flink/conf/logback.xml:/opt/flink/conf/logback.xml      - /home/sumengnan/apache/flink/conf/log4j-console.properties:/opt/flink/conf/log4j-console.properties      - /home/sumengnan/apache/flink/conf/logback-console.xml:/opt/flink/conf/logback-console.xml      - /home/sumengnan/apache/flink/data:/opt/flink/data      - /home/sumengnan/apache/flink/log:/opt/flink/log      - /home/sumengnan/apache/flink/tmp:/opt/flink/tmp    networks:      - net    depenes_on:      - jobmanager1  taskmanager1:    restart: always    image: apache/flink:1.16.3    container_name: taskmanager1    hostname: taskmanager1    command: taskmanager    volumes:      - /etc/localtime:/etc/localtime      - /home/sumengnan/apache/flink/timezone:/etc/timezone      - /home/sumengnan/apache/flink/conf/flink-conf-taskmanager1.yaml:/opt/flink/conf/flink-conf.yaml      - /home/sumengnan/apache/flink/conf/log4j.properties:/opt/flink/conf/log4j.properties      - /home/sumengnan/apache/flink/conf/logback.xml:/opt/flink/conf/logback.xml      - /home/sumengnan/apache/flink/conf/log4j-console.properties:/opt/flink/conf/log4j-console.properties      - /home/sumengnan/apache/flink/conf/logback-console.xml:/opt/flink/conf/logback-console.xml      - /home/sumengnan/apache/flink/data:/opt/flink/data      - /home/sumengnan/apache/flink/log:/opt/flink/log      - /home/sumengnan/apache/flink/tmp:/opt/flink/tmp    networks:      - net    depenes_on:      - jobmanager1      - jobmanager2  taskmanager2:    restart: always    image: apache/flink:1.16.3    container_name: taskmanager2    hostname: taskmanager2    command: taskmanager    volumes:      - /etc/localtime:/etc/localtime      - /home/sumengnan/apache/flink/timezone:/etc/timezone      - /home/sumengnan/apache/flink/conf/flink-conf-taskmanager2.yaml:/opt/flink/conf/flink-conf.yaml      - /home/sumengnan/apache/flink/conf/log4j.properties:/opt/flink/conf/log4j.properties      - /home/sumengnan/apache/flink/conf/logback.xml:/opt/flink/conf/logback.xml      - /home/sumengnan/apache/flink/conf/log4j-console.properties:/opt/flink/conf/log4j-console.properties      - /home/sumengnan/apache/flink/conf/logback-console.xml:/opt/flink/conf/logback-console.xml      - /home/sumengnan/apache/flink/data:/opt/flink/data      - /home/sumengnan/apache/flink/log:/opt/flink/log      - /home/sumengnan/apache/flink/tmp:/opt/flink/tmp    networks:      - net    depenes_on:      - jobmanager1      - jobmanager2  taskmanager3:    restart: always    image: apache/flink:1.16.3    container_name: taskmanager3    hostname: taskmanager3    command: taskmanager    volumes:      - /etc/localtime:/etc/localtime      - /home/sumengnan/apache/flink/timezone:/etc/timezone      - /home/sumengnan/apache/flink/conf/flink-conf-taskmanager3.yaml:/opt/flink/conf/flink-conf.yaml      - /home/sumengnan/apache/flink/conf/log4j.properties:/opt/flink/conf/log4j.properties      - /home/sumengnan/apache/flink/conf/logback.xml:/opt/flink/conf/logback.xml      - /home/sumengnan/apache/flink/conf/log4j-console.properties:/opt/flink/conf/log4j-console.properties      - /home/sumengnan/apache/flink/conf/logback-console.xml:/opt/flink/conf/logback-console.xml      - /home/sumengnan/apache/flink/data:/opt/flink/data      - /home/sumengnan/apache/flink/log:/opt/flink/log      - /home/sumengnan/apache/flink/tmp:/opt/flink/tmp    networks:      - net    depenes_on:      - jobmanager1      - jobmanager2
04-04
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