diff --git a/libpod/container_internal_common.go b/libpod/container_internal_common.go index 3bb6dfe1eb..07627abd1e 100644 --- a/libpod/container_internal_common.go +++ b/libpod/container_internal_common.go @@ -2819,6 +2819,15 @@ func (c *Container) createSecretMountDir(runPath string) error { return err } +func hasIdmapOption(options []string) bool { + for _, o := range options { + if o == "idmap" || strings.HasPrefix(o, "idmap=") { + return true + } + } + return false +} + // Fix ownership and permissions of the specified volume if necessary. func (c *Container) fixVolumePermissions(v *ContainerNamedVolume) error { vol, err := c.runtime.state.Volume(v.Name) @@ -2842,7 +2851,8 @@ func (c *Container) fixVolumePermissions(v *ContainerNamedVolume) error { uid := int(c.config.Spec.Process.User.UID) gid := int(c.config.Spec.Process.User.GID) - if c.config.IDMappings.UIDMap != nil { + // if the volume is mounted with "idmap", leave the IDs in from the current environment. + if c.config.IDMappings.UIDMap != nil && !hasIdmapOption(v.Options) { p := idtools.IDPair{ UID: uid, GID: gid, diff --git a/test/system/030-run.bats b/test/system/030-run.bats index 56acf6c5e1..6818fa79cd 100644 --- a/test/system/030-run.bats +++ b/test/system/030-run.bats @@ -1252,9 +1252,16 @@ EOF touch $romount/testfile chown 2000:2000 $romount/testfile - run_podman run --uidmap=0:1000:2 --rm --rootfs "$romount:idmap=uids=@2000-1-1;gids=@2000-1-1" stat -c %u:%g /testfile + run_podman run --uidmap=0:1000:200 --rm --rootfs "$romount:idmap=uids=@2000-1-1;gids=@2000-1-1" stat -c %u:%g /testfile is "$output" "1:1" + myvolume=my-volume-$(random_string) + run_podman volume create $myvolume + mkdir $romount/volume + run_podman run --rm --uidmap=0:1000:10000 -v volume:/volume:idmap --rootfs $romount stat -c %u:%g /volume + is "$output" "0:0" + run_podman volume rm $myvolume + rm -rf $romount }