DolphinScheduler教程(04)- 项目配置分析

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简介: DolphinScheduler教程(04)- 项目配置分析

01 引言


在前面的博客,大致讲解了DolphinScheduler相关的概念,有兴趣的童鞋可以参阅下:


  • 《DolphinScheduler教程(01)- 入门》
  • 《DolphinScheduler教程(02)- 系统架构设计》
  • 《DolphinScheduler教程(03)- 源码分析》


02 配置详解


在前面的章节,我们知道DolphinScheduler目录结构如下:


转换为树形结构如下:

├── LICENSE
│----------------------------------------------------------------------
├── NOTICE
│----------------------------------------------------------------------
├── licenses                                    
│----------------------------------------------------------------------
├── bin                                          
│   ├── dolphinscheduler-daemon.sh              
│   ├── env                                     
│   │   ├── dolphinscheduler_env.sh             
│   │   └── install_env.sh                      
│   ├── install.sh                              
│   ├── remove-zk-node.sh                        
│   ├── scp-hosts.sh                            
│   ├── start-all.sh                            
│   ├── status-all.sh                           
│   └── stop-all.sh                             
│----------------------------------------------------------------------
├── alert-server                                
│   ├── bin
│   │   └── start.sh                            
│   ├── conf
│   │   ├── application.yaml                   
│   │   ├── common.properties                   
│   │   ├── dolphinscheduler_env.sh             
│   │   └── logback-spring.xml                  
│   └── libs                               
│----------------------------------------------------------------------
├── api-server                                 
│   ├── bin
│   │   └── start.sh                            
│   ├── conf
│   │   ├── application.yaml                    
│   │   ├── common.properties                   
│   │   ├── dolphinscheduler_env.sh             
│   │   └── logback-spring.xml                  
│   ├── libs                                   
│   └── ui                                     
│----------------------------------------------------------------------
├── master-server                              
│   ├── bin                                
│   │   └── start.sh                           
│   ├── conf
│   │   ├── application.yaml                    
│   │   ├── common.properties                   
│   │   ├── dolphinscheduler_env.sh            
│   │   └── logback-spring.xml                  
│   └── libs                                    
│----------------------------------------------------------------------
├── standalone-server                          
│   ├── bin
│   │   └── start.sh                            
│   ├── conf
│   │   ├── application.yaml                    
│   │   ├── common.properties                   
│   │   ├── dolphinscheduler_env.sh             
│   │   ├── logback-spring.xml                  
│   │   └── sql                                 
│   ├── libs                                   
│   └── ui                                     
│----------------------------------------------------------------------       
├── tools                                      
│   ├── bin
│   │   └── upgrade-schema.sh                   
│   ├── conf
│   │   ├── application.yaml                    
│   │   └── common.properties                  
│   ├── libs                                    
│   └── sql                                    
│----------------------------------------------------------------------     
├── worker-server                              
│       ├── bin
│       │   └── start.sh                      
│       ├── conf
│       │   ├── application.yaml                
│       │   ├── common.properties               
│       │   ├── dolphinscheduler_env.sh         
│       │   └── logback-spring.xml             
│       └── libs                              
│----------------------------------------------------------------------
└── ui                                         


接下来分别讲解下。


2.1 bin 配置


bin目录是DolphinScheduler命令和环境变量配置存放目录 ,配置与解析如下:

微信截图_20221011211015.png


2.1.1 dolphinscheduler-daemon.sh


作用启动/关闭DolphinScheduler服务脚本


详细配置与解析如下:

## 用法描述
usage="Usage: dolphinscheduler-daemon.sh (start|stop|status) <api-server|master-server|worker-server|alert-server|standalone-server> "
# 如果没有指定参数,提示用法
if [ $# -le 1 ]; then
  echo $usage
  exit 1
fi
startStop=$1
shift
command=$1
shift
# 开始执行指令
echo "Begin $startStop $command......"
# 定义bin目录以及bin涉及的环境文件
BIN_DIR=`dirname $0`
BIN_DIR=`cd "$BIN_DIR"; pwd`
DOLPHINSCHEDULER_HOME=`cd "$BIN_DIR/.."; pwd`
BIN_ENV_FILE="${DOLPHINSCHEDULER_HOME}/bin/env/dolphinscheduler_env.sh"
# 当存在 `bin/env/dolphinscheduler_env.sh`文件则执行覆盖
# 启动服务时,用户可以只修改`bin/env/dolphinscheduler_env.sh`来替代每个服务的dolphinscheduler_env.s
function overwrite_server_env() {
  local server=$1
  local server_env_file="${DOLPHINSCHEDULER_HOME}/${server}/conf/dolphinscheduler_env.sh"
  if [ -f "${BIN_ENV_FILE}" ]; then
    echo "Overwrite ${server}/conf/dolphinscheduler_env.sh using bin/env/dolphinscheduler_env.sh."
    cp "${BIN_ENV_FILE}" "${server_env_file}"
  else
    echo "Start server ${server} using env config path ${server_env_file}, because file ${BIN_ENV_FILE} not exists."
  fi
}
export HOSTNAME=`hostname`
export DOLPHINSCHEDULER_LOG_DIR=$DOLPHINSCHEDULER_HOME/$command/logs
export STOP_TIMEOUT=5
if [ ! -d "$DOLPHINSCHEDULER_LOG_DIR" ]; then
  mkdir $DOLPHINSCHEDULER_LOG_DIR
fi
pid=$DOLPHINSCHEDULER_HOME/$command/pid
cd $DOLPHINSCHEDULER_HOME/$command
if [ "$command" = "api-server" ]; then
  log=$DOLPHINSCHEDULER_HOME/api-server/logs/$command-$HOSTNAME.out
elif [ "$command" = "master-server" ]; then
  log=$DOLPHINSCHEDULER_HOME/master-server/logs/$command-$HOSTNAME.out
elif [ "$command" = "worker-server" ]; then
  log=$DOLPHINSCHEDULER_HOME/worker-server/logs/$command-$HOSTNAME.out
elif [ "$command" = "alert-server" ]; then
  log=$DOLPHINSCHEDULER_HOME/alert-server/logs/$command-$HOSTNAME.out
elif [ "$command" = "standalone-server" ]; then
  log=$DOLPHINSCHEDULER_HOME/standalone-server/logs/$command-$HOSTNAME.out
else
  echo "Error: No command named '$command' was found."
  exit 1
fi
# 执行启动、停止、状态命令
case $startStop in
  (start)
    echo starting $command, logging to $DOLPHINSCHEDULER_LOG_DIR
    overwrite_server_env "${command}"
    nohup /bin/bash "$DOLPHINSCHEDULER_HOME/$command/bin/start.sh" > $log 2>&1 &
    echo $! > $pid
    ;;
  (stop)
      if [ -f $pid ]; then
        TARGET_PID=`cat $pid`
        if kill -0 $TARGET_PID > /dev/null 2>&1; then
          echo stopping $command
          pkill -P $TARGET_PID
          sleep $STOP_TIMEOUT
          if kill -0 $TARGET_PID > /dev/null 2>&1; then
            echo "$command did not stop gracefully after $STOP_TIMEOUT seconds: killing with kill -9"
            pkill -P -9 $TARGET_PID
          fi
        else
          echo no $command to stop
        fi
        rm -f $pid
      else
        echo no $command to stop
      fi
      ;;
  (status)
    # more details about the status can be added later
    serverCount=`ps -ef | grep "$DOLPHINSCHEDULER_HOME" | grep "$CLASS" | grep -v "grep" | wc -l`
    state="STOP"
    #  font color - red
    state="[ \033[1;31m $state \033[0m ]"
    if [[ $serverCount -gt 0 ]];then
      state="RUNNING"
      # font color - green
      state="[ \033[1;32m $state \033[0m ]"
    fi
    echo -e "$command  $state"
    ;;
  (*)
    echo $usage
    exit 1
    ;;
esac
echo "End $startStop $command."


2.1.2 dolphinscheduler_env.sh


作用当使用dolphinscheduler-daemon.sh脚本起停服务时,运行此脚本加载环境变量配置文件 [如:JAVA_HOME,HADOOP_HOME, HIVE_HOME …]


详细配置与解析如下:

# 将使用该指定的JAVA_HOME来启动DolphinScheduler服务
export JAVA_HOME=${JAVA_HOME:-/opt/soft/java}
# 数据库相关的配置,设置数据库类型、用户名和密码
export DATABASE=${DATABASE:-postgresql}
export SPRING_PROFILES_ACTIVE=${DATABASE}
export SPRING_DATASOURCE_URL
export SPRING_DATASOURCE_USERNAME
export SPRING_DATASOURCE_PASSWORD
# DolphinScheduler服务相关的配置
export SPRING_CACHE_TYPE=${SPRING_CACHE_TYPE:-none}
export SPRING_JACKSON_TIME_ZONE=${SPRING_JACKSON_TIME_ZONE:-UTC}
export MASTER_FETCH_COMMAND_NUM=${MASTER_FETCH_COMMAND_NUM:-10}
# 注册中心配置,指定注册中心的类型以及连接地址相关的信息
export REGISTRY_TYPE=${REGISTRY_TYPE:-zookeeper}
export REGISTRY_ZOOKEEPER_CONNECT_STRING=${REGISTRY_ZOOKEEPER_CONNECT_STRING:-localhost:2181}
# 工作流任务相关的配置,根据任务的实际需求去修改相应的配置
export HADOOP_HOME=${HADOOP_HOME:-/opt/soft/hadoop}
export HADOOP_CONF_DIR=${HADOOP_CONF_DIR:-/opt/soft/hadoop/etc/hadoop}
export SPARK_HOME1=${SPARK_HOME1:-/opt/soft/spark1}
export SPARK_HOME2=${SPARK_HOME2:-/opt/soft/spark2}
export PYTHON_HOME=${PYTHON_HOME:-/opt/soft/python}
export HIVE_HOME=${HIVE_HOME:-/opt/soft/hive}
export FLINK_HOME=${FLINK_HOME:-/opt/soft/flink}
export DATAX_HOME=${DATAX_HOME:-/opt/soft/datax}
# 导出上述配置的bin目录
export PATH=$HADOOP_HOME/bin:$SPARK_HOME1/bin:$SPARK_HOME2/bin:$PYTHON_HOME/bin:$JAVA_HOME/bin:$HIVE_HOME/bin:$FLINK_HOME/bin:$DATAX_HOME/bin:$PATH


2.1.3 install_env.sh


作用当使用install.sh start-all.sh stop-all.sh status-all.sh脚本时,运行此脚本为DolphinScheduler安装加载环境变量配置


详细配置与解析如下:

# 安装DolphinScheduler的机器(包含 master、worker、api、alert)
# 如果以伪集群模式去发布,只要写伪集群模式的主机名即可
# 例如:
# - 主机名示例:ips="ds1,ds2,ds3,ds4,ds5"
# - IP示例:ips="192.168.8.1,192.168.8.2,192.168.8.3,192.168.8.4,192.168.8.5"
ips=${ips:-"ds1,ds2,ds3,ds4,ds5"}
# SSH协议的端口,默认22
sshPort=${sshPort:-"22"}
# Master服务器的主机名或ip地址(必须是ips的子集)
# 例如:
# - 主机名示例: masters="ds1,ds2"
# - Ip示例:masters="192.168.8.1,192.168.8.2"
masters=${masters:-"ds1,ds2"}
# Wrokers服务器的主机名或ip地址(必须是ips的子集)
# 例如:
# - 主机名示例:workers="ds1:default,ds2:default,ds3:default"
# - IP示例: workers="192.168.8.1:default,192.168.8.2:default,192.168.8.3:default"
workers=${workers:-"ds1:default,ds2:default,ds3:default,ds4:default,ds5:default"}
# AlertServer服务器的主机名或ip地址(必须是ips的子集)
# - 主机名示例:alertServer="ds3"
# - IP示例: alertServer="192.168.8.3"
alertServer=${alertServer:-"ds3"}
# APIServer(必须是ips的子集)
# - 主机名示例:alertServer="ds1"
# - IP示例: alertServer="192.168.8.1"
apiServers=${apiServers:-"ds1"}
# 此目录为上面配置的所有机器安装DolphinScheduler的目录,它会自动地被install.sh`创建
# 主要这个配置不要配置和当前路径一致,如果使用相对路径,不要添加引号
installPath=${installPath:-"/tmp/dolphinscheduler"}
# 用户将为上面配置的所有机器部署DolphinScheduler。
# 用户必须在运行“install.sh”脚本之前自己创建。
# 用户需要具有sudo权限和操作hdfs的权限。如果启用了hdfs,则需要该用户创建根目录
deployUser=${deployUser:-"dolphinscheduler"}
# zookeeper的根目录,现在DolphinScheduler默认注册服务器是zookeeper。
zkRoot=${zkRoot:-"/dolphinscheduler"}


2.1.4 install.sh


作用当使用集群模式或伪集群模式部署DolphinScheduler时,运行此脚本自动安装服务


详细配置与解析如下

workDir=`dirname $0`
workDir=`cd ${workDir};pwd`
source ${workDir}/env/install_env.sh
source ${workDir}/env/dolphinscheduler_env.sh
# 1.创建目录
echo "1.create directory"
# 如果安装路径等于“/”或相关路径为“/”或为空,将导致目录“/bin”被覆盖或文件添加,
# 所以我们应该检查它的值。在这里使用命令' realpath '来获得相关的路径,如果您的shell env 没有命令“realpath”。
if [ ! -d $installPath ];then
  sudo mkdir -p $installPath
  sudo chown -R $deployUser:$deployUser $installPath
elif [[ -z "${installPath// }" || "${installPath// }" == "/" || ( $(command -v realpath) && $(realpath -s "${installPath}") == "/" ) ]]; then
  echo "Parameter installPath can not be empty, use in root path or related path of root path, currently use ${installPath}"
  exit 1
fi
# 2. 复制资源
echo "2.scp resources"
bash ${workDir}/scp-hosts.sh
if [ $? -eq 0 ];then
  echo 'scp copy completed'
else
  echo 'scp copy failed to exit'
  exit 1
fi
# 3. 停止服务
echo "3.stop server"
bash ${workDir}/stop-all.sh
# 4. 删除zk节点
echo "4.delete zk node"
bash ${workDir}/remove-zk-node.sh $zkRoot
# 5. 启动
echo "5.startup"
bash ${workDir}/start-all.sh


2.1.4.1 remove-zk-node.sh


清理zookeeper缓存文件脚本 :

print_usage(){
        printf $"USAGE:$0 rootNode\n"
        exit 1
}
if [ $# -ne 1 ];then
        print_usage
fi
rootNode=$1
BIN_DIR=`dirname $0`
BIN_DIR=`cd "$BIN_DIR"; pwd`
DOLPHINSCHEDULER_HOME=$BIN_DIR/..
source ${BIN_DIR}/env/install_env.sh
source ${BIN_DIR}/env/dolphinscheduler_env.sh
export JAVA_HOME=$JAVA_HOME
export DOLPHINSCHEDULER_CONF_DIR=$DOLPHINSCHEDULER_HOME/conf
export DOLPHINSCHEDULER_LIB_JARS=$DOLPHINSCHEDULER_HOME/api-server/libs/*
export DOLPHINSCHEDULER_OPTS="-Xmx1g -Xms1g -Xss512k -XX:+DisableExplicitGC -XX:+UseConcMarkSweepGC -XX:+CMSParallelRemarkEnabled -XX:LargePageSizeInBytes=128m -XX:+UseFastAccessorMethods -XX:+UseCMSInitiatingOccupancyOnly -XX:CMSInitiatingOccupancyFraction=70 "
export STOP_TIMEOUT=5
CLASS=org.apache.zookeeper.ZooKeeperMain
exec_command="$DOLPHINSCHEDULER_OPTS -classpath $DOLPHINSCHEDULER_CONF_DIR:$DOLPHINSCHEDULER_LIB_JARS $CLASS -server $REGISTRY_ZOOKEEPER_CONNECT_STRING rmr $rootNode"
cd $DOLPHINSCHEDULER_HOME
$JAVA_HOME/bin/java $exec_command


2.1.4.2 scp-hosts.sh


安装文件传输脚本:

workDir=`dirname $0`
workDir=`cd ${workDir};pwd`
source ${workDir}/env/install_env.sh
workersGroup=(${workers//,/ })
for workerGroup in ${workersGroup[@]}
do
  echo $workerGroup;
  worker=`echo $workerGroup|awk -F':' '{print $1}'`
  group=`echo $workerGroup|awk -F':' '{print $2}'`
  workerNames+=($worker)
  groupNames+=(${group:-default})
done
hostsArr=(${ips//,/ })
for host in ${hostsArr[@]}
do
  if ! ssh -p $sshPort $host test -e $installPath; then
    ssh -p $sshPort $host "sudo mkdir -p $installPath; sudo chown -R $deployUser:$deployUser $installPath"
  fi
  echo "scp dirs to $host/$installPath starting"
  for i in ${!workerNames[@]}; do
    if [[ ${workerNames[$i]} == $host ]]; then
      workerIndex=$i
      break
    fi
  done
  # set worker groups in application.yaml
  [[ -n ${workerIndex} ]] && sed -i "s/- default/- ${groupNames[$workerIndex]}/" $workDir/../worker-server/conf/application.yaml
  for dsDir in bin master-server worker-server alert-server api-server ui tools
  do
    echo "start to scp $dsDir to $host/$installPath"
    # Use quiet mode to reduce command line output
    scp -q -P $sshPort -r $workDir/../$dsDir  $host:$installPath
  done
  # restore worker groups to default
  [[ -n ${workerIndex} ]] && sed -i "s/- ${groupNames[$workerIndex]}/- default/" $workDir/../worker-server/conf/application.yaml
  echo "scp dirs to $host/$installPath complete"
done


2.1.5 start-all.sh/status-all.sh/stop-all.sh


当使用集群模式或伪集群模式部署DolphinScheduler时,运行脚本启动/停止所有服务或获取所有服务状态:

########### start-all.sh ###########
workDir=`dirname $0`
workDir=`cd ${workDir};pwd`
source ${workDir}/env/install_env.sh
workersGroup=(${workers//,/ })
for workerGroup in ${workersGroup[@]}
do
  echo $workerGroup;
  worker=`echo $workerGroup|awk -F':' '{print $1}'`
  workerNames+=($worker)
done
mastersHost=(${masters//,/ })
for master in ${mastersHost[@]}
do
  echo "$master master server is starting"
  ssh -o StrictHostKeyChecking=no -p $sshPort $master  "cd $installPath/; bash bin/dolphinscheduler-daemon.sh start master-server;"
done
for worker in ${workerNames[@]}
do
  echo "$worker worker server is starting"
  ssh -o StrictHostKeyChecking=no -p $sshPort $worker  "cd $installPath/; bash bin/dolphinscheduler-daemon.sh start worker-server;"
done
ssh -o StrictHostKeyChecking=no -p $sshPort $alertServer  "cd $installPath/; bash bin/dolphinscheduler-daemon.sh start alert-server;"
apiServersHost=(${apiServers//,/ })
for apiServer in ${apiServersHost[@]}
do
  echo "$apiServer api server is starting"
  ssh -o StrictHostKeyChecking=no -p $sshPort $apiServer  "cd $installPath/; bash bin/dolphinscheduler-daemon.sh start api-server;"
done
# query server status
echo "query server status"
cd $installPath/; bash bin/status-all.sh
########### stop-all.sh ###########
workDir=`dirname $0`
workDir=`cd ${workDir};pwd`
source ${workDir}/env/install_env.sh
workersGroup=(${workers//,/ })
for workerGroup in ${workersGroup[@]}
do
  echo $workerGroup;
  worker=`echo $workerGroup|awk -F':' '{print $1}'`
  workerNames+=($worker)
done
mastersHost=(${masters//,/ })
for master in ${mastersHost[@]}
do
  echo "$master master server is stopping"
  ssh -o StrictHostKeyChecking=no -p $sshPort $master  "cd $installPath/; bash bin/dolphinscheduler-daemon.sh stop master-server;"
done
for worker in ${workerNames[@]}
do
  echo "$worker worker server is stopping"
  ssh -o StrictHostKeyChecking=no -p $sshPort $worker  "cd $installPath/; bash bin/dolphinscheduler-daemon.sh stop worker-server;"
done
ssh -o StrictHostKeyChecking=no -p $sshPort $alertServer  "cd $installPath/; bash bin/dolphinscheduler-daemon.sh stop alert-server;"
apiServersHost=(${apiServers//,/ })
for apiServer in ${apiServersHost[@]}
do
  echo "$apiServer api server is stopping"
  ssh -o StrictHostKeyChecking=no -p $sshPort $apiServer  "cd $installPath/; bash bin/dolphinscheduler-daemon.sh stop api-server;"
done
########### status-all.sh ###########
workDir=`dirname $0`
workDir=`cd ${workDir};pwd`
source ${workDir}/env/install_env.sh
# install_env.sh info
echo -e '\n'
echo "====================== dolphinscheduler server config ============================="
echo -e "1.dolphinscheduler server node config hosts:[ \033[1;32m ${ips} \033[0m ]"
echo -e "2.master server node config hosts:[ \033[1;32m ${masters} \033[0m ]"
echo -e "3.worker server node config hosts:[ \033[1;32m ${workers} \033[0m ]"
echo -e "4.alert server node config hosts:[ \033[1;32m ${alertServer} \033[0m ]"
echo -e "5.api server node config hosts:[ \033[1;32m ${apiServers} \033[0m ]"
# all server check state
echo -e '\n'
echo "====================== dolphinscheduler server status ============================="
firstColumn="node  server  state"
echo $firstColumn
echo -e '\n'
workersGroup=(${workers//,/ })
for workerGroup in ${workersGroup[@]}
do
  worker=`echo $workerGroup|awk -F':' '{print $1}'`
  workerNames+=($worker)
done
StateRunning="Running"
# 1.master server check state
mastersHost=(${masters//,/ })
for master in ${mastersHost[@]}
do
  masterState=`ssh -p $sshPort $master  "cd $installPath/; bash bin/dolphinscheduler-daemon.sh status master-server;"`
  echo "$master  $masterState"
done
# 2.worker server check state
for worker in ${workerNames[@]}
do
  workerState=`ssh -p $sshPort $worker  "cd $installPath/; bash bin/dolphinscheduler-daemon.sh status worker-server;"`
  echo "$worker  $workerState"
done
# 3.alter server check state
alertState=`ssh -p $sshPort $alertServer  "cd $installPath/; bash bin/dolphinscheduler-daemon.sh status alert-server;"`
echo "$alertServer  $alertState"
# 4.api server check state
apiServersHost=(${apiServers//,/ })
for apiServer in ${apiServersHost[@]}
do
  apiState=`ssh -p $sshPort $apiServer  "cd $installPath/; bash bin/dolphinscheduler-daemon.sh status api-server;"`
  echo "$apiServer  $apiState"
done


2.2 master-server 配置


master-server命令、配置和依赖存放目录:

微信截图_20221011211348.png


类似的alert-server、worker-server 、api-server、standalone-server基本目录结构以及功能都是一样的,这里以Master-Server为例子讲解。


2.2.1 start.sh


master-server启动脚本,注释与描述如下:

spring:
  banner:
    charset: UTF-8
  application:
    name: master-server
  jackson:
    time-zone: UTC
    date-format: "yyyy-MM-dd HH:mm:ss"
  cache:
    # default enable cache, you can disable by `type: none`
    type: none
    cache-names:
      - tenant
      - user
      - processDefinition
      - processTaskRelation
      - taskDefinition
    caffeine:
      spec: maximumSize=100,expireAfterWrite=300s,recordStats
  datasource:
    driver-class-name: org.postgresql.Driver
    url: jdbc:postgresql://127.0.0.1:5432/dolphinscheduler
    username: root
    password: root
    hikari:
      connection-test-query: select 1
      minimum-idle: 5
      auto-commit: true
      validation-timeout: 3000
      pool-name: DolphinScheduler
      maximum-pool-size: 50
      connection-timeout: 30000
      idle-timeout: 600000
      leak-detection-threshold: 0
      initialization-fail-timeout: 1
  quartz:
    job-store-type: jdbc
    jdbc:
      initialize-schema: never
    properties:
      org.quartz.threadPool:threadPriority: 5
      org.quartz.jobStore.isClustered: true
      org.quartz.jobStore.class: org.quartz.impl.jdbcjobstore.JobStoreTX
      org.quartz.scheduler.instanceId: AUTO
      org.quartz.jobStore.tablePrefix: QRTZ_
      org.quartz.jobStore.acquireTriggersWithinLock: true
      org.quartz.scheduler.instanceName: DolphinScheduler
      org.quartz.threadPool.class: org.quartz.simpl.SimpleThreadPool
      org.quartz.jobStore.useProperties: false
      org.quartz.threadPool.makeThreadsDaemons: true
      org.quartz.threadPool.threadCount: 25
      org.quartz.jobStore.misfireThreshold: 60000
      org.quartz.scheduler.makeSchedulerThreadDaemon: true
      org.quartz.jobStore.driverDelegateClass: org.quartz.impl.jdbcjobstore.PostgreSQLDelegate
      org.quartz.jobStore.clusterCheckinInterval: 5000
registry:
  type: zookeeper
  zookeeper:
    namespace: dolphinscheduler
    connect-string: localhost:2181
    retry-policy:
      base-sleep-time: 60ms
      max-sleep: 300ms
      max-retries: 5
    session-timeout: 30s
    connection-timeout: 9s
    block-until-connected: 600ms
    digest: ~
master:
  listen-port: 5678
  # master fetch command num
  fetch-command-num: 10
  # master prepare execute thread number to limit handle commands in parallel
  pre-exec-threads: 10
  # master execute thread number to limit process instances in parallel
  exec-threads: 100
  # master dispatch task number per batch, if all the tasks dispatch failed in a batch, will sleep 1s.
  dispatch-task-number: 3
  # master host selector to select a suitable worker, default value: LowerWeight. Optional values include random, round_robin, lower_weight
  host-selector: lower_weight
  # master heartbeat interval
  heartbeat-interval: 10s
  # master commit task retry times
  task-commit-retry-times: 5
  # master commit task interval
  task-commit-interval: 1s
  state-wheel-interval: 5
  # master max cpuload avg, only higher than the system cpu load average, master server can schedule. default value -1: the number of cpu cores * 2
  max-cpu-load-avg: -1
  # master reserved memory, only lower than system available memory, master server can schedule. default value 0.3, the unit is G
  reserved-memory: 0.3
  # failover interval, the unit is minute
  failover-interval: 10m
  # kill yarn jon when failover taskInstance, default true
  kill-yarn-job-when-task-failover: true
server:
  port: 5679
management:
  endpoints:
    web:
      exposure:
        include: '*'
  endpoint:
    health:
      enabled: true
      show-details: always
  health:
    db:
      enabled: true
    defaults:
      enabled: false
  metrics:
    tags:
      application: ${spring.application.name}
metrics:
  enabled: true
# Override by profile
---
spring:
  config:
    activate:
      on-profile: mysql
  datasource:
    driver-class-name: com.mysql.cj.jdbc.Driver
    url: jdbc:mysql://127.0.0.1:3306/dolphinscheduler
    username: root
    password: root
  quartz:
    properties:
      org.quartz.jobStore.driverDelegateClass: org.quartz.impl.jdbcjobstore.StdJDBCDelegate


2.2.2.1 master 核心配置解析

image.png


2.2.2.2 worker 核心配置解析

微信截图_20221011211557.png


2.2.2.3 alert 核心配置解析

微信截图_20221011211625.png


2.2.2.4 quartz 核心配置解析

微信截图_20221011211642.png


2.3 ui 配置


前端WEB资源目录,其实就是前端vue项目工程:


3. 文末


本文主要讲解了DolphinScheduler的相关配置,希望能帮助到大家,本文完!

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