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
for containerId in $(sudo docker ps -a | cut -f1 -d' ' | grep -v CONTAINER); do
echo " ContainerId - $containerId >> $(sudo docker inspect --format '{{ .NetworkSettings.IPAddress }}' $containerId) "
done
其他回答
从Docker版本1.10.3开始,构建20f81dd
除非你告诉Docker,否则Docker总是在网桥网络中启动你的容器。因此,您可以尝试以下命令:
docker network inspect bridge
然后应该返回一个Containers部分,该部分将显示正在运行的容器的IP地址。
[
{
"Name": "bridge",
"Id": "40561e7d29a08b2eb81fe7b02736f44da6c0daae54ca3486f75bfa81c83507a0",
"Scope": "local",
"Driver": "bridge",
"IPAM": {
"Driver": "default",
"Options": null,
"Config": [
{
"Subnet": "172.17.0.0/16"
}
]
},
"Containers": {
"025d191991083e21761eb5a56729f61d7c5612a520269e548d0136e084ecd32a": {
"Name": "drunk_leavitt",
"EndpointID": "9f6f630a1743bd9184f30b37795590f13d87299fe39c8969294c8a353a8c97b3",
"IPv4Address": "172.17.0.2/16",
"IPv6Address": ""
}
},
"Options": {
"com.docker.network.bridge.default_bridge": "true",
"com.docker.network.bridge.enable_icc": "true",
"com.docker.network.bridge.enable_ip_masquerade": "true",
"com.docker.network.bridge.host_binding_ipv4": "0.0.0.0",
"com.docker.network.bridge.name": "docker0",
"com.docker.network.driver.mtu": "1500"
}
}
]
我的回答:
docker inspect -f '{{range .NetworkSettings.Networks}}{{.IPAddress}}{{end}} %tab% {{.Name}}' $(docker ps -aq
) | sed 's#%tab%#\t#g' | sed 's#/##g' | sort -t . -k 1,1n -k 2,2n -k 3,3n -k 4,4n
也可以作为bash别名:
docker-ips() { docker inspect -f '{{range .NetworkSettings.Networks}}{{.IPAddress}}{{end}} %tab% {{.Name}}' $(docker ps -aq) | sed 's#%tab%#\t#g' | sed 's#/##g' | sort -t . -k 1,1n -k 2,2n -k 3,3n -k 4,4n }
输出按IP地址排序,制表符分隔:
# docker-ips
172.18.0.2 memcached
172.18.0.3 nginx
172.18.0.4 fpm-backup
172.18.0.5 dns
172.18.0.6 fpm-beta
172.18.0.7 exim
172.18.0.8 fpm-delta
172.18.0.9 mariadb
172.18.0.10 fpm-alpha
172.19.0.2 nextcloud-redis
172.19.0.3 nextcloud-db
172.19.0.4 nextcloud
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
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
执行:
docker ps -a
这将显示活动的docker图像:
CONTAINER ID IMAGE COMMAND CREATED STATUS PORTS NAMES
3b733ae18c1c parzee/database "/usr/lib/postgresql/" 6 minutes ago Up 6 minutes 5432/tcp serene_babbage
使用CONTAINER ID值:
docker inspect <CONTAINER ID> | grep -w "IPAddress" | awk '{ print $2 }' | head -n 1 | cut -d "," -f1
"172.17.0.2"