exclude admin form allowed username; use fallback username

lima-vm · May 30, 2024 · d8f520c · d8f520c
1 parent 58c41a7
commit d8f520c
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/pkg/osutil/user.go b/pkg/osutil/user.go
@@ -35,7 +35,8 @@ var (
 // regexUsername matches user and group names to be valid for `useradd`.
 // `useradd` allows names with a trailing '$', but it feels prudent to map those
 // names to the fallback user as well, so the regex does not allow them.
-var regexUsername = regexp.MustCompile("^[a-z_][a-z0-9_-]*$")
+// var regexUsername = regexp.MustCompile("^[a-z_][a-z0-9_-]*$")
+var regexUsername = regexp.MustCompile("^(?!admin)([a-z_][a-z0-9_-]*)$")
 
 // regexPath detects valid Linux path.
 var regexPath = regexp.MustCompile("^[/a-zA-Z0-9_-]+$")