如何通过docker swarm连接两台本地机器?

问题描述 投票:1回答:1

我想测试一些docker swarm功能,为此我有一台Windows PC和一个mac book pro,都在我的私人网络中。

我安装了Docker for Windows(Windows 10 pro,使用linux容器)和Docker for mac。

然后我启动了它们并且还配置了我的路由器以允许TCP和UDP所需的端口:

  • 端口2377 TCP用于节点通信
  • 端口7946 TCP / UDP用于容器网络发现。
  • 端口4789 UDP用于容器入口网络。

我也在我的电脑和Mac上停用了防火墙。

然后我在我的macbook上运行了docker swarm init,它给了我一个连接令牌。

在我的Windows PC上,我在控制台中输入了加入命令.......它失败了!

我收到一条以“...连接被拒绝”结束的错误消息。

那么,你能给我一些建议或链接到如何通过docker swarm正确连接本地机器吗?我很乐意测试它并将其用于本地开发和测试我的应用程序。谢谢!

来自Mac的Docker Info

    $ docker info
    Containers: 2
     Running: 2
     Paused: 0
     Stopped: 0
    Images: 185
    Server Version: 18.03.1-ce
    Storage Driver: overlay2
     Backing Filesystem: extfs
     Supports d_type: true
     Native Overlay Diff: true
    Logging Driver: json-file
    Cgroup Driver: cgroupfs
    Plugins:
     Volume: local
     Network: bridge host macvlan null overlay
     Log: awslogs fluentd gcplogs gelf journald json-file logentries splunk syslog
    Swarm: active
     NodeID: v3fhiinezmdbbn98l0s6bgqzo
     Is Manager: true
     ClusterID: o9mcdlgtq37t5r86ganupstez
     Managers: 1
     Nodes: 1
     Orchestration:
      Task History Retention Limit: 5
     Raft:
      Snapshot Interval: 10000
      Number of Old Snapshots to Retain: 0
      Heartbeat Tick: 1
      Election Tick: 10
     Dispatcher:
      Heartbeat Period: 5 seconds
     CA Configuration:
      Expiry Duration: 3 months
      Force Rotate: 0
     Autolock Managers: false
     Root Rotation In Progress: false
     Node Address: 192.168.65.3
     Manager Addresses:
      192.168.65.3:2377
    Runtimes: runc
    Default Runtime: runc
    Init Binary: docker-init
    containerd version: 773c489c9c1b21a6d78b5c538cd395416ec50f88
    runc version: 4fc53a81fb7c994640722ac585fa9ca548971871
    init version: 949e6fa
    Security Options:
     seccomp
      Profile: default
    Kernel Version: 4.9.87-linuxkit-aufs
    Operating System: Docker for Mac
    OSType: linux
    Architecture: x86_64
    CPUs: 4
    Total Memory: 4.095GiB
    Name: linuxkit-025000000001
    ID: 2D57:Q3QP:6UZ2:S6JV:WXLG:JN4H:TR6G:V3C3:P6ZP:2ENA:L7ES:OIJD
    Docker Root Dir: /var/lib/docker
    Debug Mode (client): false
    Debug Mode (server): false
    HTTP Proxy: docker.for.mac.http.internal:3128
    HTTPS Proxy: docker.for.mac.http.internal:3129
    Registry: https://index.docker.io/v1/
    Labels:
    Experimental: false
    Insecure Registries:
     127.0.0.0/8
    Live Restore Enabled: false

来自Windows的Docker Info

    $ docker info
    Containers: 0
     Running: 0
     Paused: 0
     Stopped: 0
    Images: 0
    Server Version: 18.09.2
    Storage Driver: overlay2
     Backing Filesystem: extfs
     Supports d_type: true
     Native Overlay Diff: true
    Logging Driver: json-file
    Cgroup Driver: cgroupfs
    Plugins:
     Volume: local
     Network: bridge host macvlan null overlay
     Log: awslogs fluentd gcplogs gelf journald json-file local logentries splunk syslog
    Swarm: inactive
    Runtimes: runc
    Default Runtime: runc
    Init Binary: docker-init
    containerd version: 9754871865f7fe2f4e74d43e2fc7ccd237edcbce
    runc version: 09c8266bf2fcf9519a651b04ae54c967b9ab86ec
    init version: fec3683
    Security Options:
     seccomp
      Profile: default
    Kernel Version: 4.9.125-linuxkit
    Operating System: Docker for Windows
    OSType: linux
    Architecture: x86_64
    CPUs: 3
    Total Memory: 7.768GiB
    Name: linuxkit-00155d674805
    ID: S7LD:PA6I:QGZR:YFQH:BR62:JS5C:DZLS:C6O3:RZUL:7ZXE:PRI6:HPRD
    Docker Root Dir: /var/lib/docker
    Debug Mode (client): false
    Debug Mode (server): true
     File Descriptors: 22
     Goroutines: 46
     System Time: 2019-04-11T13:28:11.3484452Z
     EventsListeners: 1
    Registry: https://index.docker.io/v1/
    Labels:
    Experimental: false
    Insecure Registries:
     127.0.0.0/8
    Live Restore Enabled: false
    Product License: Community Engine

Docker swarm join命令输出

$ docker swarm join --token SWMTKN-1-5rp7ownwv3ob27vl52ogo8z6d3mbxasdfasdfsadfkrf8hqjk1b5-bi2p5u7i7blk5wepw389sba0w 192.168.x.x:2377
Error response from daemon: rpc error: code = Unavailable desc = all 
SubConns are in TransientFailure, latest connection error: 
connection error: 
desc = "transport: Error while dialing dial tcp 192.168.x.x:2377: 
connect: connection refused"
docker devops docker-swarm docker-for-windows docker-for-mac
1个回答
1
投票

问题是,用于Mac的netiher docker Desktop和用于Linux容器的Windows都是“真正的”码头工具。两者都使用具有Linux操作系统的虚拟机,其中真正的docker引擎工作。如果我是正确的,192.162.65.3不是你的Mac的IP,而是某个虚拟mac网络中的vm的IP。

基于这篇文章https://docs.docker.com/docker-for-mac/docker-toolbox/和这句话“另请注意,Docker Desktop for Mac无法将流量路由到容器,因此您无法直接从托管计算机访问正在运行的容器上的公开端口。”在Linux容器上连接Mac和Windows可能并不容易。

我建议测试获取一些云虚拟机,或者在Windows上,您可以使用docker-machine命令生成多个Linux虚拟机,您可以在其上设置本地群来测试您希望的功能。

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