Docker--容器互联

1. 容器互联之--link
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   3. docker network inspect  容器id;
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2.  容器互联之自定义网络：

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      #启动tomcat，使用我们自己创建的网络
      [root@localhost ~]# docker run -d -P --name tomcat02 --net mynet mytomcat
      1272ff88b41f5e26e959b3623b2961e4631d173d0ed0f37b5d50af600afae05d
      [root@localhost ~]# docker run -d -P --name tomcat01 --net mynet mytomcat
      28f0e87af41faa34e02cb2aaad3f150a3cf065135f34bb567b161bb326bb91ff
      #查看我们自定义网络的详细信息
      [root@localhost ~]# docker network inspect mynet
      [
          {
              "Name": "mynet",
              "Id": "05487626ee18cfe0d9392c3f9bb10662318a3ded21d7b046d133a958baa5c871",
              "Created": "2021-10-04T20:27:27.091862559+08:00",
              "Scope": "local",
              "Driver": "bridge",
              "EnableIPv6": false,
              "IPAM": {
                  "Driver": "default",
                  "Options": {},
                  "Config": [
                      {
                          "Subnet": "192.168.0.0/16",
                          "Gateway": "192.168.0.1"
                      }
                  ]
              },
              "Internal": false,
              "Attachable": false,
              "Ingress": false,
              "ConfigFrom": {
                  "Network": ""
              },
              "ConfigOnly": false,
      #在我们自定义的网络内多出了两个容器
              "Containers": {
                  "1272ff88b41f5e26e959b3623b2961e4631d173d0ed0f37b5d50af600afae05d": {
                      "Name": "tomcat02",
                      "EndpointID": "f5723c5551570f564aada98161b7f653d191f92cf25dfcb4bc3cf20d36c61dfc",
                      "MacAddress": "02:42:c0:a8:00:02",
                      "IPv4Address": "192.168.0.2/16",
                      "IPv6Address": ""
                  },
                  "28f0e87af41faa34e02cb2aaad3f150a3cf065135f34bb567b161bb326bb91ff": {
                      "Name": "tomcat01",
                      "EndpointID": "c85b0655fbfe5cda99ea722f191a4b0807b8d37b50af9101f0bc4dcdd818c516",
                      "MacAddress": "02:42:c0:a8:00:03",
                      "IPv4Address": "192.168.0.3/16",
                      "IPv6Address": ""
                  }
              },
              "Options": {},
              "Labels": {}
          }
      ]

       

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3.  网络连通：

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