[kubernetes-sigs#2195] avoid using _ in cluster name

finalspy · Apr 13, 2021 · be38568 · be38568
1 parent b6bc112
commit be38568
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/pkg/internal/apis/config/validate.go b/pkg/internal/apis/config/validate.go
@@ -29,7 +29,7 @@ import (
 // and suffix this name, we can relax it a little
 // see NewContext() for usage
 // https://godoc.org/github.com/docker/docker/daemon/names#pkg-constants
-var validNameRE = regexp.MustCompile(`^[a-z0-9_.-]+$`)
+var validNameRE = regexp.MustCompile(`^[a-z0-9.-]+$`)
 
 // Validate returns a ConfigErrors with an entry for each problem
 // with the config, or nil if there are none