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add --cap-add=NET_ADMIN to make a new network device

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inspired by #9452

Docker-DCO-1.1-Signed-off-by: Sven Dowideit <SvenDowideit@docker.com> (github: SvenDowideit)

Signed-off-by: Sven Dowideit <SvenDowideit@docker.com>
Upstream-commit: c5e525eb4c
Component: cli
This commit is contained in:
Sven Dowideit
2014-12-05 16:30:47 +10:00
committed by Tibor Vass
parent 0463b47ef4
commit a4952d1f24
1 changed files with 4 additions and 0 deletions
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components/cli/docs/sources/reference/run.md
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@@ -360,6 +360,10 @@ operator wants to have all capabilities but `MKNOD` they could use:
For interacting with the network stack, instead of using `--privileged` they
should use `--cap-add=NET_ADMIN` to modify the network interfaces.
$ docker run -t -i --rm ubuntu:14.04 ip link add dummy0 type dummy
RTNETLINK answers: Operation not permitted
$ docker run -t -i --rm --cap-add=NET_ADMIN ubuntu:14.04 ip link add dummy0 type dummy
If the Docker daemon was started using the `lxc` exec-driver
(`docker -d --exec-driver=lxc`) then the operator can also specify LXC options
using one or more `--lxc-conf` parameters. These can be new parameters or