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| author | Daniel J Walsh <dwalsh@redhat.com> | 2021-05-07 15:17:33 -0400 |
|---|---|---|
| committer | Daniel J Walsh <dwalsh@redhat.com> | 2021-05-15 03:56:38 -0400 |
| commit | b75bb4665e1c4db2bb3b931af04c099deec0f666 (patch) | |
| tree | dbecc2cb2496eb02faa8733ce43cc8c013cb9800 /libpod/container_internal.go | |
| parent | fabaa256676d3cfb611f89922ccaf3405718a6f0 (diff) | |
| download | podman-b75bb4665e1c4db2bb3b931af04c099deec0f666.tar.gz podman-b75bb4665e1c4db2bb3b931af04c099deec0f666.tar.bz2 podman-b75bb4665e1c4db2bb3b931af04c099deec0f666.zip | |
Create the /etc/mtab file if does not exists
We should create the /etc/mtab->/proc/mountinfo link
so that mount command will work within the container.
Docker does this by default.
Fixes: https://github.com/containers/podman/issues/10263
Signed-off-by: Daniel J Walsh <dwalsh@redhat.com>
Diffstat (limited to 'libpod/container_internal.go')
| -rw-r--r-- | libpod/container_internal.go | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/libpod/container_internal.go b/libpod/container_internal.go index 53b85a466..9af652409 100644 --- a/libpod/container_internal.go +++ b/libpod/container_internal.go @@ -1530,6 +1530,16 @@ func (c *Container) mountStorage() (_ string, deferredErr error) { }() } + // If /etc/mtab does not exist in container image, then we need to + // create it, so that mount command within the container will work. + mtab := filepath.Join(mountPoint, "/etc/mtab") + if err := os.MkdirAll(filepath.Dir(mtab), 0755); err != nil { + return "", errors.Wrap(err, "error creating mtab directory") + } + if err = os.Symlink("/proc/mounts", mtab); err != nil && !os.IsExist(err) { + return "", err + } + // Request a mount of all named volumes for _, v := range c.config.NamedVolumes { vol, err := c.mountNamedVolume(v, mountPoint) |