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Added note about GNU netcat

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Konstantin Gribov 2015-02-25 20:46:19 +03:00
parent 4e70aa4ab2
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@ -77,6 +77,8 @@ $ echo -e "GET /images/json?all=1 HTTP/1.0\r\n" | nc -U /var/run/docker.sock | t
$ echo -e "GET /containers/json?all=1 HTTP/1.0\r\n" | nc -U /var/run/docker.sock | tail -n +5 | dockviz containers --dot | dot -Tpng -o containers.png
```
GNU netcat doesn't support `-U` (UNIX socket) flag, so OpenBSD variant can be used.
## Direct from Docker
Someday soon the Docker command line will allow dumping the image and container JSON directly.