Docker-使用weave实现跨主机容器连接
Weave简介
机器1（2.9）
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直接从github下载二进制文件安装
[email protected]:~#wget -O /usr/local/bin/weavehttps://raw.githubusercontent.com/weaveworks/weave/v1.9.8/weave
[email protected]:~#chmod a+x /usr/local/bin/weave
启动weave路由器
[email protected]:~#weave launch
查看网桥信息
[email protected]:~#brctl show
bridge name bridgeid STP enabled interfaces
docker0 8000.02421d940889 no
weave 8000.e2cf65d8804e no vethwe-bridge
查看镜像
[email protected]:~#docker images
REPOSITORY TAG IMAGE ID CREATED SIZE
cct latest 9ca8d599337a 28 hoursago 239MB
weaveworks/weaveexec latest f8f2bacce064 4 days ago 108MB
weaveworks/weave latest 97d546443db4 4 days ago 58.3MB
ubuntu latest d355ed3537e9 12 days ago 119MB
hello-world latest 1815c82652c0 2 weeks ago 1.84kB
weaveworks/weavedb latest 3f610642de09 6 weeks ago 252B
机器1（2.10）
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查看网桥信息
[email protected]:~#brctl show
bridge name bridgeid STP enabled interfaces
docker0 8000.02420e860673 no
直接从github下载二进制文件安装
[email protected]:~#wget -O /usr/local/bin/weavehttps://raw.githubusercontent.com/weaveworks/weave/v1.9.8/weave
[email protected]:~#chmod a+x /usr/local/bin/weave
#启动weave并指定机器1的IP地址，以便2台机器可以连接在一起
[email protected]:~#weave launch 192.168.2.9
3344a8ec02ae0511827ad6b6619014360987632764b63737c1dff9607169c625
再次查看网桥信息
[email protected]:~#brctl show
bridge name bridgeid STP enabled interfaces
docker0 8000.02420e860673 no
weave 8000.4a7558511801 no vethwe-bridge
启动一个容器并指定IP
[email protected]:~#c2=$(weave run 192.168.10.2/24 -it cct /bin/bash)
[email protected]:~#echo $c2
83bc5b4ec9b4be265376c425f3a53a47c8798a67e731660408c09acc2e79267c
[email protected]:~#docker attach $c2
[email protected]:/# ifconfig
eth0 Link encap:Ethernet HWaddr02:42:ac:11:00:02
inet addr:172.17.0.2 Bcast:0.0.0.0 Mask:255.255.0.0
UPBROADCAST RUNNING MULTICAST MTU:1500 Metric:1
RXpackets:56 errors:0 dropped:0 overruns:0 frame:0
TXpackets:0 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:0
RXbytes:9106 (9.1 KB) TX bytes:0 (0.0 B)
ethwe Link encap:Ethernet HWaddr82:c3:c0:f1:c2:61
inet addr:192.168.10.2 Bcast:0.0.0.0 Mask:255.255.255.0
UPBROADCAST RUNNING MULTICAST MTU:1376 Metric:1
RXpackets:25 errors:0 dropped:0 overruns:0 frame:0
TXpackets:1 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:0
RXbytes:3922 (3.9 KB) TX bytes:42 (42.0 B)
lo Link encap:Local Loopback
inet addr:127.0.0.1 Mask:255.0.0.0
UPLOOPBACK RUNNING MTU:65536 Metric:1
RXpackets:0 errors:0 dropped:0 overruns:0 frame:0
TXpackets:0 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:0
RXbytes:0 (0.0 B) TX bytes:0 (0.0 B)
2台机器中的容器互ping
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在机器1（2.9）上启动一个容器并指定IP
[email protected]:~#weave run 192.168.10.10/24 -it --name wc1 cct /bin/bash
5534c929688fdf5ddd833bced7b75b0fab470ed1ff09f52f3a1a66691b821322
[email protected]:~#docker attach wc1
[email protected]:/# ifconfig
eth0 Link encap:Ethernet HWaddr02:42:ac:11:00:02
inet addr:172.17.0.2 Bcast:0.0.0.0 Mask:255.255.0.0
UPBROADCAST RUNNING MULTICAST MTU:1500 Metric:1
RXpackets:54 errors:0 dropped:0 overruns:0 frame:0
TXpackets:0 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:0
RXbytes:8812 (8.8 KB) TX bytes:0 (0.0 B)
ethwe Link encap:Ethernet HWaddrfa:31:8d:64:76:b8
inet addr:192.168.10.10 Bcast:0.0.0.0 Mask:255.255.255.0
UPBROADCAST RUNNING MULTICAST MTU:1376 Metric:1
RXpackets:24 errors:0 dropped:0 overruns:0 frame:0
TXpackets:1 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:0
RXbytes:3783 (3.7 KB) TX bytes:42 (42.0 B)
lo Link encap:Local Loopback
inet addr:127.0.0.1 Mask:255.0.0.0
UPLOOPBACK RUNNING MTU:65536 Metric:1
RXpackets:0 errors:0 dropped:0 overruns:0 frame:0
TXpackets:0 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:0
RXbytes:0 (0.0 B) TX bytes:0 (0.0 B)
在机器1（2.9）中的容器ping机器2上的容器10.2
[email protected]:/#ping 192.168.10.2
64 bytes from 192.168.10.2: icmp_seq=4 ttl=64time=0.395 ms