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[CI:DOCS] troubleshooting.md: mention "podman unshare chown 0:0 path"

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* Mention the command "podman unshare chown 0:0 dir1/a"
  that changes file ownership to the regular user's UID and GID on
  the host.

Co-authored-by: Tom Sweeney <tsweeney@redhat.com>
Signed-off-by: Erik Sjölund <erik.sjolund@gmail.com>
This commit is contained in:
Erik Sjölund
2022-03-07 20:23:33 +01:00
parent 2873f089f7
commit db30102793
1 changed files with 9 additions and 6 deletions
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troubleshooting.md
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@ -991,12 +991,15 @@ less: dir1/a: Permission denied
#### Solution #### Solution
If you want to read or remove such a file, you can do so by entering a user namespace. If you want to read, chown, or remove such a file, enter a user
Instead of running commands such as `less dir1/a` or `rm dir1/a`, you would need to namespace. Instead of running commands such as `less dir1/a` or `rm dir1/a`, you
prepend the command-line with `podman unshare`, i.e., need to prepend the command-line with `podman unshare`, i.e.,
`podman unshare less dir1/a` or `podman unshare rm dir1/a`. To be able to use Bash `podman unshare less dir1/a` or `podman unshare rm dir1/a`. To change the ownership
features, such as variable expansion and globbing, you need to wrap the command with of the file _dir1/a_ to your regular user's UID and GID, run `podman unshare chown 0:0 dir1/a`.
`bash -c`, e.g. `podman unshare bash -c 'ls $HOME/dir1/a*'`. A file having the ownership _0:0_ in the user namespace is owned by the regular
user on the host. To use Bash features, such as variable expansion and
globbing, you need to wrap the command with `bash -c`, e.g.
`podman unshare bash -c 'ls $HOME/dir1/a*'`.
Would it have been possible to run Podman in another way so that your regular Would it have been possible to run Podman in another way so that your regular
user would have become the owner of the file? Yes, you can use the options user would have become the owner of the file? Yes, you can use the options