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How to obtain the host ip in the docker container. For this problem, this article introduces the corresponding analysis and solution in detail, hoping to help more partners who want to solve this problem to find a more simple and feasible method.

1. Pass in docker run-env HOST_IP=192.168.0.160 through the environment variable, and obtain it through the environment variable $HOST_IP

two。 When running docker, bind hostdocker run-network host and get it through ip route.

Docker Network Configuration Advanced Network configuration

For example

Docker run-d-add-host hostip: "your public ip"-p 8095pur8080 tomcatdocker inspect container_id or docker inspect container_name

You will find that there is an extra field ExtraHosts.

Container internal acquisition: / sbin/ip route | awk'/ default/ {print $3} 'run specified: docker run-it-- env hostip= "127.0.0.1" centos / bin/bash View env execution hostdocker run-it-- add-host hostip: "127.0.0.1" centos / bin/bash View cat / etc/hosts | grep hostip

Except that docker ps-a can view port bindings

The iptables-t nat-L-n command is also available.

This is the answer to the question about how to obtain the host ip in the docker container. I hope the above content can be of some help to you. If you still have a lot of doubts to be solved, you can follow the industry information channel for more related knowledge.

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