同步操作将从 微野/datax-web 强制同步,此操作会覆盖自 Fork 仓库以来所做的任何修改,且无法恢复!!!
确定后同步将在后台操作,完成时将刷新页面,请耐心等待。
方法一、直接下载DataX工具包:DataX下载地址
下载后解压至本地某个目录,进入bin目录,即可运行同步作业:
$ cd {YOUR_DATAX_HOME}/bin
$ python datax.py {YOUR_JOB.json}
自检脚本: python {YOUR_DATAX_HOME}/bin/datax.py {YOUR_DATAX_HOME}/job/job.json
方法二、下载DataX源码,自己编译:DataX源码
(1)、下载DataX源码:
$ git clone git@github.com:alibaba/DataX.git
(2)、通过maven打包:
$ cd {DataX_source_code_home}
$ mvn -U clean package assembly:assembly -Dmaven.test.skip=true
打包成功,日志显示如下:
[INFO] BUILD SUCCESS
[INFO] -----------------------------------------------------------------
[INFO] Total time: 08:12 min
[INFO] Finished at: 2015-12-13T16:26:48+08:00
[INFO] Final Memory: 133M/960M
[INFO] -----------------------------------------------------------------
打包成功后的DataX包位于 {DataX_source_code_home}/target/datax/datax/ ,结构如下:
$ cd {DataX_source_code_home}
$ ls ./target/datax/datax/
bin conf job lib log log_perf plugin script tmp
配置示例:从stream读取数据并打印到控制台
第一步、创建创业的配置文件(json格式)
可以通过命令查看配置模板: python datax.py -r {YOUR_READER} -w {YOUR_WRITER}
$ cd {YOUR_DATAX_HOME}/bin
$ python datax.py -r streamreader -w streamwriter
DataX (UNKNOWN_DATAX_VERSION), From Alibaba !
Copyright (C) 2010-2015, Alibaba Group. All Rights Reserved.
Please refer to the streamreader document:
https://github.com/alibaba/DataX/blob/master/streamreader/doc/streamreader.md
Please refer to the streamwriter document:
https://github.com/alibaba/DataX/blob/master/streamwriter/doc/streamwriter.md
Please save the following configuration as a json file and use
python {DATAX_HOME}/bin/datax.py {JSON_FILE_NAME}.json
to run the job.
{
"job": {
"content": [
{
"reader": {
"name": "streamreader",
"parameter": {
"column": [],
"sliceRecordCount": ""
}
},
"writer": {
"name": "streamwriter",
"parameter": {
"encoding": "",
"print": true
}
}
}
],
"setting": {
"speed": {
"channel": ""
}
}
}
}
根据模板配置json如下:
#stream2stream.json
{
"job": {
"content": [
{
"reader": {
"name": "streamreader",
"parameter": {
"sliceRecordCount": 10,
"column": [
{
"type": "long",
"value": "10"
},
{
"type": "string",
"value": "hello,你好,世界-DataX"
}
]
}
},
"writer": {
"name": "streamwriter",
"parameter": {
"encoding": "UTF-8",
"print": true
}
}
}
],
"setting": {
"speed": {
"channel": 5
}
}
}
}
第二步:启动DataX
$ cd {YOUR_DATAX_DIR_BIN}
$ python datax.py ./stream2stream.json
同步结束,显示日志如下:
...
2015-12-17 11:20:25.263 [job-0] INFO JobContainer -
任务启动时刻 : 2015-12-17 11:20:15
任务结束时刻 : 2015-12-17 11:20:25
任务总计耗时 : 10s
任务平均流量 : 205B/s
记录写入速度 : 5rec/s
读出记录总数 : 50
读写失败总数 : 0
#数据源
datasource:
username: root
password: root
url: jdbc:mysql://localhost:3306/datax_web?serverTimezone=Asia/Shanghai&useLegacyDatetimeCode=false&useSSL=false&nullNamePatternMatchesAll=true&useUnicode=true&characterEncoding=UTF-8
driver-class-name: com.mysql.jdbc.Driver
修改数据源配置,目前仅支持mysql
# 配置mybatis-plus打印sql日志
logging:
level:
com.wugui.datax.admin.mapper: error
path: ./data/applogs/admin
修改日志路径path
# datax-web email
mail:
host: smtp.qq.com
port: 25
username: xxx@qq.com
password: xxx
properties:
mail:
smtp:
auth: true
starttls:
enable: true
required: true
socketFactory:
class: javax.net.ssl.SSLSocketFactory
修改邮件发送配置(不需要可以不修改)
# log config
logging:
config: classpath:logback.xml
path: ./data/applogs/executor/jobhandler
修改日志路径path
datax:
job:
admin:
### datax-web admin address
addresses: http://127.0.0.1:8080
executor:
appname: datax-executor
ip:
port: 9999
### job log path
logpath: ./data/applogs/executor/jobhandler
### job log retention days
logretentiondays: 30
executor:
jsonpath: /Users/mac/data/applogs
pypath: /Users/mac/tools/datax/bin/datax.py
修改datax.job配置
admin启动成功后日志会输出三个地址,两个接口文档地址,一个前端页面地址
启动成功后打开页面(默认管理员用户名:admin 密码:123456) http://localhost:8080/index.html#/dashboard
1.调度中心集群:
DB配置保持一致;
集群机器时钟保持一致(单机集群忽视);
2.执行器集群:
执行器回调地址(admin.addresses)需要保持一致;执行器根据该配置进行执行器自动注册等操作。
同一个执行器集群内AppName(executor.appname)需要保持一致;调度中心根据该配置动态发现不同集群的在线执行器列表。
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