[英]I can't access to docker container directly from his ip
So here is my problem:所以这是我的问题:
172.17.0.2
172.17.0.2
docker0
and his ip is 172.17.0.1
docker0
,他的 ip 是172.17.0.1
The problem being outside the server, when i ping to the docker interface 172.17.0.1
its fine, but when i ping to the docker container 172.17.0.2
its no reachable.问题出在服务器外部,当我 ping 到 docker 接口
172.17.0.1
很好,但是当我 ping 到 docker 容器172.17.0.2
它无法访问。
Here is the ip a
command output这是
ip a
命令输出
1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000
link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
inet 127.0.0.1/8 scope host lo
valid_lft forever preferred_lft forever
inet6 ::1/128 scope host
valid_lft forever preferred_lft forever
2: eno1: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast state UP group default qlen 1000
link/ether ac:16:2d:12:30:71 brd ff:ff:ff:ff:ff:ff
inet 10.42.0.247/24 brd 10.42.0.255 scope global dynamic eno1
valid_lft 3152sec preferred_lft 3152sec
inet6 fe80::ae16:2dff:fe12:3071/64 scope link
valid_lft forever preferred_lft forever
3: wlp2s0: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN group default qlen 1000
link/ether d0:37:45:80:81:0f brd ff:ff:ff:ff:ff:ff
4: docker0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc noqueue state UP group default
link/ether 02:42:55:80:15:34 brd ff:ff:ff:ff:ff:ff
inet 172.17.0.1/16 brd 172.17.255.255 scope global docker0
valid_lft forever preferred_lft forever
inet6 fe80::42:55ff:fe80:1534/64 scope link
valid_lft forever preferred_lft forever
25: vethedcefcc@if24: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc noqueue master docker0 state UP group default
link/ether e2:02:56:8f:9b:22 brd ff:ff:ff:ff:ff:ff link-netnsid 0
inet6 fe80::e002:56ff:fe8f:9b22/64 scope link
valid_lft forever preferred_lft forever
What i need to do?, what i have to configure?我需要做什么?,我必须配置什么?
Thanks:谢谢:
~James Phoenix ~詹姆斯·菲尼克斯
You can't access container IP directly from host.您无法直接从主机访问容器 IP。
If you want to access service from outside you need to forward (publish) service ports如果要从外部访问服务,则需要转发(发布)服务端口
docker host IP → 192.168.0.111
docker 主机 IP →
192.168.0.111
container IP → 172.17.0.111
容器 IP →
172.17.0.111
Run nginx
container and publish 8080
port to connect from outside:运行
nginx
容器并发布8080
端口从外部连接:
docker run --name some-nginx -d -p 8080:80 some-content-nginx
Here 8080
is external port (accessible from outside)这里
8080
是外部端口(可从外部访问)
And 80
is internal port (accessible from container group in same network)并且
80
是内部端口(可从同一网络中的容器组访问)
Access to nginx
:访问
nginx
:
curl http://localhost:8080
# or
curl http://192.168.0.111:8080
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