创建新容器后,是否可以运行命令从主机获取容器的IP地址?
基本上,一旦Docker创建了容器,我就想滚动我自己的代码部署和容器配置脚本。
创建新容器后,是否可以运行命令从主机获取容器的IP地址?
基本上,一旦Docker创建了容器,我就想滚动我自己的代码部署和容器配置脚本。
当前回答
如果您想快速查看所有Docker IP地址,或者不键入实例名称,可以破解Docker ps命令,将其添加到~/.bashrc文件中:
function docker-ips() {
docker ps | while read line; do
if `echo $line | grep -q 'CONTAINER ID'`; then
echo -e "IP ADDRESS\t$line"
else
CID=$(echo $line | awk '{print $1}');
IP=$(docker inspect -f "{{ .NetworkSettings.IPAddress }}" $CID);
printf "${IP}\t${line}\n"
fi
done;
}
这来自Andrew Johnstone在Docker GitHub上的提议:https://github.com/docker/docker/issues/8786
其他回答
使用Python新API:
import docker
client = docker.DockerClient()
container = client.containers.get("NAME")
ip_add = container.attrs['NetworkSettings']['IPAddress']
print(ip_add)
只需一个命令即可获取所有容器名称及其IP地址。
docker inspect -f '{{.Name}} - {{.NetworkSettings.IPAddress }}' $(docker ps -aq)
如果您使用docker compose,则命令如下:
docker inspect -f '{{.Name}} - {{range .NetworkSettings.Networks}}{{.IPAddress}}{{end}}' $(docker ps -aq)
输出将为:
/containerA - 172.17.0.4
/containerB - 172.17.0.3
/containerC - 172.17.0.2
docker inspect<container id>| grep-i“ipad地址”
接受的答案对于每个容器的多个网络不适用:
> docker inspect -f '{{range .NetworkSettings.Networks}}{{.IPAddress}}{{end}}' cc54d96d63ea
172.20.0.4172.18.0.5
下一个最佳答案更接近:
> docker inspect cc54d96d63ea | grep "IPAddress"
"SecondaryIPAddresses": null,
"IPAddress": "",
"IPAddress": "172.20.0.4",
"IPAddress": "172.18.0.5",
我喜欢使用jq解析网络JSON:
> docker inspect cc54d96d63ea | jq -r 'map(.NetworkSettings.Networks) []'
{
"proxy": {
"IPAMConfig": null,
"Links": [
"server1_php_1:php",
"server1_php_1:php_1",
"server1_php_1:server1_php_1"
],
"Aliases": [
"cc54d96d63ea",
"web"
],
"NetworkID": "7779959d7383e9cef09c970c38c24a1a6ff44695178d314e3cb646bfa30d9935",
"EndpointID": "4ac2c26113bf10715048579dd77304008904186d9679cdbc8fcea65eee0bf13b",
"Gateway": "172.20.0.1",
"IPAddress": "172.20.0.4",
"IPPrefixLen": 24,
"IPv6Gateway": "",
"GlobalIPv6Address": "",
"GlobalIPv6PrefixLen": 0,
"MacAddress": "02:42:ac:14:00:04",
"DriverOpts": null
},
"webservers": {
"IPAMConfig": null,
"Links": [
"server1_php_1:php",
"server1_php_1:php_1",
"server1_php_1:server1_php_1"
],
"Aliases": [
"cc54d96d63ea",
"web"
],
"NetworkID": "907a7fba8816cd0ad89b7f5603bbc91122a2dd99902b504be6af16427c11a0a6",
"EndpointID": "7febabe380d040b96b4e795417ba0954a103ac3fd37e9f6110189d9de92fbdae",
"Gateway": "172.18.0.1",
"IPAddress": "172.18.0.5",
"IPPrefixLen": 24,
"IPv6Gateway": "",
"GlobalIPv6Address": "",
"GlobalIPv6PrefixLen": 0,
"MacAddress": "02:42:ac:12:00:05",
"DriverOpts": null
}
}
要列出每个容器的IP地址,则变成:
for s in `docker ps -q`; do
echo `docker inspect -f "{{.Name}}" ${s}`:
docker inspect ${s} | jq -r 'map(.NetworkSettings.Networks) []' | grep "IPAddress";
done
/server1_web_1:
"IPAddress": "172.20.0.4",
"IPAddress": "172.18.0.5",
/server1_php_1:
"IPAddress": "172.20.0.3",
"IPAddress": "172.18.0.4",
/docker-gen:
"IPAddress": "172.18.0.3",
/nginx-proxy:
"IPAddress": "172.20.0.2",
"IPAddress": "172.18.0.2",
下面是一个快速有效的答案:
获取您的容器名称或ID:
docker container ls
然后获取IP:
docker inspect <container_ID Or container_name> |grep 'IPAddress'
获取端口:
docker inspect <container_ID Or container_name> |grep 'Port'