47 lines
743 B
Markdown
47 lines
743 B
Markdown
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## Useful docker commands.
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(source:[[AmortizedCost|http://amortizedcost.net/list-of-useful-commands-for-docker-first-timers/]])
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<br/>
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### Check all running containers
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```bash
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docker ps -a
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```
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<br/>
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### Check created networks
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```bash
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docker network ps
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```
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<br/>
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### Show all images
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```bash
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docker images
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```
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<br/>
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### Login into a container as a root user
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```bash
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docker exec -u 0 -it CONTAINER_ID /bin/bash
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```
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<br/>
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### Execute a command on a container without logging in
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```bash
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docker exec -it CONTAINER_ID cat /etc/krb5.conf
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```
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<br/>
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### Copy a file to/from a container
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The code below will copy hosts file from a container into a current directory on your local machine
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```bash
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docker cp CONTAINER_ID:/etc/hosts hosts
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```
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