docker安装flink

1.拉取镜像flink
docker pull flink
参考https://hub.docker.com/_/flink/


相关端口
The Web Client is on port 8081
JobManager RPC port 6123
TaskManagers RPC port 6122
TaskManagers Data port 6121

#创建docker-compose.yml
version: "2.1"
services:
  jobmanager:
    image: flink
    expose:
      - "6123"
    ports:
      - "8081:8081"
    command: jobmanager
    environment:
      - JOB_MANAGER_RPC_ADDRESS=jobmanager
  taskmanager:
    image: flink
    expose:
      - "6121"
      - "6122"
    depends_on:
      - jobmanager
    command: taskmanager
    links:
      - "jobmanager:jobmanager"
    environment:
      - JOB_MANAGER_RPC_ADDRESS=jobmanager

#安装docker-compose
见https://www.cnblogs.com/jasonzeng/p/12882912.html
生成启动
cd /opt/flink/
docker-compose build
docker-compose up -d --force-recreate
docker-compose down
docker-compose restart


查看日志
docker logs --tail="500" flink_jobmanager_1
docker logs -f flink_taskmanager_1

查看进程
netstat -anltp|grep 8081

复制出配置文件
docker cp flink_jobmanager_1:/opt/flink/conf/ /opt/flink/conf_bak/

进入容器
docker exec -it --user root flink_jobmanager_1 /bin/bash

浏览器上查看页面dashboard
http://192.168.0.1:8081

# 使用依赖
<dependencies>
    <dependency>
        <groupId>org.apache.flink</groupId>
        <artifactId>flink-java</artifactId>
        <version>1.9.2</version>
    </dependency>
    <dependency>
        <groupId>org.apache.flink</groupId>
        <artifactId>flink-streaming-java_2.11</artifactId>
        <version>1.9.2</version>
    </dependency>
    <dependency>
        <groupId>org.apache.flink</groupId>
        <artifactId>flink-clients_2.11</artifactId>
        <version>1.9.2</version>
    </dependency>
</dependencies>