dolphinscheduler3. X local startup

One 、 Basic software installation ( Please install the necessary items by yourself )

• PostgreSQL (8.2.15+) or MySQL (5.7 series ) : Choose one of the two
• JDK (1.8+) : Must install
• ZooKeeper (3.4.6+) ： Must install

stay ZooKeeper Create a new zkData、zkLog Folder
take conf In the catalog zoo_sample.cfg file , A copy of , Rename it to zoo.cfg, Modify the data and log configuration , Such as ：
dataDir=/data/zookeeper/data ## Use absolute path here
dataLogDir=/data/zookeeper/datalog
function ./bin/zkServer.sh

• Hadoop (2.6+) or MinIO ： Optional packaging , If you need to use the resource upload function , For a single machine, you can choose the local file directory as the upload folder ( This operation does not require deployment Hadoop); Of course, you can also choose to upload to Hadoop or MinIO On the cluster
• Maven: v3.5+, Alibaba cloud warehouse address is enough
• Node: v16.13+ (dolphinScheduler Version below 3.0, Please install node v12.20+)

Two 、 Download source code to local

https://github.com/apache/dolphinscheduler.git

3、 ... and 、 Switch to the specified branch , for example 3.0.0-xxx

        

Four 、 Switch to  dolphinscheduler-ui Execute under directory npm install

      

         The prompt after success is as follows ：

        

5、 ... and 、 Skip test compilation

    

     

          The prompt after successful compilation is as follows  ​​​​​​​

6、 ... and 、 Execute database script

--  Before executing the script , Create database 
CREATE DATABASE `dolphinscheduler`;

        

  7、 ... and 、 Parent pom Medium mysql rely on scope notes

        

          Refresh pom rely on

8、 ... and 、 modify  dolphinscheduler-master and dolphinscheduler-worker as well as dolphinscheduler-api To configure , Change to your local database configuration

driver-class-name: com.mysql.cj.jdbc.Driver
url: jdbc:mysql://127.0.0.1:3306/dolphinscheduler?useUnicode=true&characterEncoding=utf8&zeroDateTimeBehavior=convertToNull&useSSL=true&serverTimezone=GMT%2B8

  Nine 、 Start a local  ZooKeeper 

     

  Ten 、 Start the program

（1） Start the front end npm run dev

 （2） start-up MasterServer

（3） start-up WorkerServer

（4） start-up ApiApplicationServer

11、 ... and 、 Access front page

   http://localhost:3000/   

admin  dolphinscheduler123

======================================================================== 

Twelve 、 If the scheduling task needs to be started locally, it needs to be modified  Hadoop Some configuration of

（1）dolphinscheduler-dao Put the module down  core-site.xml and  hdfs-site.xml

（2） modify  dolphinscheduler-common Under the module of  common.properties To configure

The parameters to be modified are  

 # According to the location of the post software on the server

data.basedir.path=/data/software/dolphins3

# modify by HDFS File server storage mode

resource.storage.type=HDFS

# hdfs The file server stores the location of resources uploaded by the scheduling system resource.upload.path=/data/dolphinscheduler3

# hdfs Cluster communication url

fs.defaultFS=hdfs://xxx.xxx.xxx.xxx:8020

# yarn Explorer ips

yarn.resourcemanager.ha.rm.ids=xxx.xxx.xxx.xxx

After configuration, you can create new files and upload resources

13、 ... and 、 Source packing , For server deployment

#  pack 
mvn -Dmaven.test.skip=true clean package install -Prelease