diff options
Diffstat (limited to 'pkg/rootless/rootless_linux.go')
| -rw-r--r-- | pkg/rootless/rootless_linux.go | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/pkg/rootless/rootless_linux.go b/pkg/rootless/rootless_linux.go index d34782171..490ddc33e 100644 --- a/pkg/rootless/rootless_linux.go +++ b/pkg/rootless/rootless_linux.go @@ -8,6 +8,7 @@ import ( "os" "os/exec" gosignal "os/signal" + "os/user" "runtime" "strconv" "syscall" @@ -97,6 +98,15 @@ func BecomeRootInUserNS() (bool, int, error) { var uids, gids []idtools.IDMap username := os.Getenv("USER") + if username == "" { + user, err := user.LookupId(fmt.Sprintf("%d", os.Geteuid())) + if err != nil && os.Getenv("PODMAN_ALLOW_SINGLE_ID_MAPPING_IN_USERNS") == "" { + return false, 0, errors.Wrapf(err, "could not find user by UID nor USER env was set") + } + if err == nil { + username = user.Username + } + } mappings, err := idtools.NewIDMappings(username, username) if err != nil && os.Getenv("PODMAN_ALLOW_SINGLE_ID_MAPPING_IN_USERNS") == "" { return false, -1, err |