Docker 之 部署RabbitMQ集群并实现Haproxy代理(二)

前言

本小节学习一下使用Docker-compose部署Rabbitmq集群。

• 目录参考

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1[root@iZ2ze8sm5upgi8z1dcazqeZ rabbitmq]# pwd

2/workspace/rabbitmq

3[root@iZ2ze8sm5upgi8z1dcazqeZ rabbitmq]# tree

4.

5├── config

6│   └── docker-compose.yml

7├── data

8├── haproxy-etc

9│   └── haproxy.cfg

10├── rabbitmq1

11├── rabbitmq2

12└── rabbitmq3

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146 directories, 2 files

15[root@iZ2ze8sm5upgi8z1dcazqeZ rabbitmq]# 

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• 创建RabbitMQ集群共享网络

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1docker network create rabbitmqnet

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• docker-compose.yml

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1version: '3.7'

2services:

3  rabbitmq1:

4    image: rabbitmq:3.8-rc-management

5    container_name: rabbitmq1

6    restart: always

7    ports:

8        - 5672:5672

9        - 15672:15672

10    volumes:

11      - /workspace/rabbitmq/data/rabbitmq1:/var/lib/rabbitmq:z

12    environment:

13        RABBITMQ_DEFAULT_USER: 'Dustyone'

14        RABBITMQ_DEFAULT_PASS: 'bai5331359'

15        RABBITMQ_NODENAME: 'rabbitmq1'

16        RABBITMQ_ERLANG_COOKIE: 'Dustyone-Murex-cluster-cookie'

17    hostname: rabbitmq1

18    

19  rabbitmq2:

20    image: rabbitmq:3.8-rc-management

21    container_name: rabbitmq2

22    restart: always

23    ports:

24      - 5673:5672

25      - 15673:15672

26    volumes:

27      - /workspace/rabbitmq/data/rabbitmq2:/var/lib/rabbitmq:z

28    environment:

29        RABBITMQ_DEFAULT_USER: 'Dustyone'

30        RABBITMQ_DEFAULT_PASS: 'bai5331359'

31        RABBITMQ_NODENAME: 'rabbitmq2'

32        RABBITMQ_ERLANG_COOKIE: 'Dustyone-Murex-cluster-cookie'

33    hostname: rabbitmq2

34    links:

35    - rabbitmq1

36          

37  rabbitmq3:

38    image: rabbitmq:3.8-rc-management

39    container_name: rabbitmq3

40    restart: always

41    ports:

42        - 5674:5672

43        - 15674:15672

44    volumes:

45        - /workspace/rabbitmq/data/rabbitmq3:/var/lib/rabbitmq:z

46      

47    environment:

48        RABBITMQ_DEFAULT_USER: 'Dustyone'

49        RABBITMQ_DEFAULT_PASS: 'bai5331359'

50        RABBITMQ_NODENAME: 'rabbitmq3'

51        RABBITMQ_ERLANG_COOKIE: 'Dustyone-Murex-cluster-cookie' 

52    hostname: rabbitmq3

53    links:

54    - rabbitmq1

55    - rabbitmq2

56          

57  rabbitmq-haproxy:

58    image: haproxy

59    container_name: rabbitmq-haproxy

60    restart: always

61    ports:

62      - 8002:8002

63      - 5677:5677

64      - 8001:8001

65    volumes:

66      - /workspace/rabbitmq/haproxy-etc:/usr/local/etc/haproxy:ro

67    links:

68    - rabbitmq1

69    - rabbitmq2

70    - rabbitmq3

71    

72networks:

73   default:

74    external:

75      name: rabbitmqnet

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• 执行docker-compose.yml

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1docker-compose up -d

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1[root@iZ2ze8sm5upgi8z1dcazqeZ config]# docker ps -a

2CONTAINER ID        IMAGE                             COMMAND                  CREATED             STATUS              PORTS                                                                                        NAMES

3cec0d4ee030d        haproxy                           "/docker-entrypoint.…"   14 seconds ago      Up 12 seconds       0.0.0.0:5677->5677/tcp, 0.0.0.0:8001-8002->8001-8002/tcp                                     rabbitmq-haproxy

40d2d75c99c6a        rabbitmq:3.8-rc-management        "docker-entrypoint.s…"   14 seconds ago      Up 13 seconds       4369/tcp, 5671/tcp, 15671/tcp, 25672/tcp, 0.0.0.0:5674->5672/tcp, 0.0.0.0:15674->15672/tcp   rabbitmq3

54e89fa1f2eba        rabbitmq:3.8-rc-management        "docker-entrypoint.s…"   15 seconds ago      Up 14 seconds       4369/tcp, 5671/tcp, 15671/tcp, 25672/tcp, 0.0.0.0:5673->5672/tcp, 0.0.0.0:15673->15672/tcp   rabbitmq2

6af6dfb7ca16c        rabbitmq:3.8-rc-management        "docker-entrypoint.s…"   15 seconds ago      Up 15 seconds       4369/tcp, 5671/tcp, 0.0.0.0:5672->5672/tcp, 15671/tcp, 25672/tcp, 0.0.0.0:15672->15672/tcp   rabbitmq1

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• 将rabbitmq2和rabbitmq3两个节点加入rabbitmq1节点以形成集群。

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1### Disk Node

2docker exec rabbitmq2 bash -c \

3"rabbitmqctl stop_app && \

4rabbitmqctl reset && \

5rabbitmqctl join_cluster rabbitmq1@rabbitmq1 && \

6rabbitmqctl start_app"

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1### Ram Node

2# docker exec rabbitmq3 bash -c \

3"rabbitmqctl stop_app && \

4rabbitmqctl reset && \

5rabbitmqctl join_cluster --ram rabbitmq1@rabbitmq1 && \

6rabbitmqctl start_app"

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1[root@iZ2ze8sm5upgi8z1dcazqeZ config]# docker exec rabbitmq2 bash -c \

2> "rabbitmqctl stop_app && \

3> rabbitmqctl reset && \

4> rabbitmqctl join_cluster rabbitmq1@rabbitmq1 && \

5> rabbitmqctl start_app"

6Stopping rabbit application on node rabbitmq2@rabbitmq2 ...

7Resetting node rabbitmq2@rabbitmq2 ...

8Clustering node rabbitmq2@rabbitmq2 with rabbitmq1@rabbitmq1

9Starting node rabbitmq2@rabbitmq2 ...

10 completed with 3 plugins.

11[root@iZ2ze8sm5upgi8z1dcazqeZ config]# docker exec rabbitmq3 bash -c \

12> "rabbitmqctl stop_app && \

13> rabbitmqctl reset && \

14> rabbitmqctl join_cluster --ram rabbitmq1@rabbitmq1 && \

15> rabbitmqctl start_app"

16Stopping rabbit application on node rabbitmq3@rabbitmq3 ...

17Resetting node rabbitmq3@rabbitmq3 ...

18Clustering node rabbitmq3@rabbitmq3 with rabbitmq1@rabbitmq1

19Starting node rabbitmq3@rabbitmq3 ...

20 completed with 3 plugins.

21[root@iZ2ze8sm5upgi8z1dcazqeZ config]# 

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• 访问http://你的公网IP:8002

如此便完成了使用docker-compose部署Rabbitmq集群

• 启动停止Rabbitmq-Cluster建议使用如下Command

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1docker-compose up -d

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1docker-compose stop

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• 此类方法部署RabbitMQ集群有很多细节，便不一一说明了，挑几个重用的说一下

• 所有的节点最好共享一个网络块

  • 执行docker-compose.yml之前要创建好所有的配置文件

• 安全组规则