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| author | Daniel J Walsh <dwalsh@redhat.com> | 2021-11-04 04:14:12 -0700 |
|---|---|---|
| committer | Matthew Heon <matthew.heon@pm.me> | 2021-11-12 11:08:25 -0500 |
| commit | 2dc8db77307a050cab9d030149be34e636f04657 (patch) | |
| tree | 889610150cf4458c6c48f5ef849b5c8982e6f715 /docs/source/markdown/podman-build.1.md | |
| parent | 93a3e720d794d8ae028075a20d92a4ab513d0051 (diff) | |
| download | podman-2dc8db77307a050cab9d030149be34e636f04657.tar.gz podman-2dc8db77307a050cab9d030149be34e636f04657.tar.bz2 podman-2dc8db77307a050cab9d030149be34e636f04657.zip | |
Add some information about disabling SELinux when using system volumes
A comment was made on internal mailing list about confusion on SELinux
labeling of volumes. This PR makes it a little more clear about when
you should or should not relabel.
We need a similar comment in podman pod create, but it does not support
--security-opt processing yet.
Signed-off-by: Daniel J Walsh <dwalsh@redhat.com>
Diffstat (limited to 'docs/source/markdown/podman-build.1.md')
| -rw-r--r-- | docs/source/markdown/podman-build.1.md | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/docs/source/markdown/podman-build.1.md b/docs/source/markdown/podman-build.1.md index 0e65e02c9..965f5319f 100644 --- a/docs/source/markdown/podman-build.1.md +++ b/docs/source/markdown/podman-build.1.md @@ -774,6 +774,14 @@ content label. Shared volume labels allow all containers to read/write content. The `Z` option tells Podman to label the content with a private unshared label. Only the current container can use a private volume. +Note: Do not relabel system files and directories. Relabeling system content +might cause other confined services on your machine to fail. For these types +of containers, disabling SELinux separation is recommended. The option +`--security-opt label=disable` disables SELinux separation for the container. +For example, if a user wanted to volume mount their entire home directory into the build containers, they need to disable SELinux separation. + + $ podman build --security-opt label=disable -v $HOME:/home/user . + `Overlay Volume Mounts` The `:O` flag tells Podman to mount the directory from the host as a |