Check if the supported namespace regex compiles at startup

spotahome · Jun 12, 2023 · a3d23de · a3d23de
1 parent 89969ec
commit a3d23de
Showing 1 changed file with 6 additions and 0 deletions.
diff --git a/cmd/utils/flags.go b/cmd/utils/flags.go
@@ -2,7 +2,9 @@ package utils
 
 import (
  "flag"
+ "fmt"
  "path/filepath"
+ "regexp"
 
  "github.com/spotahome/redis-operator/operator/redisfailover"
  "k8s.io/client-go/util/homedir"
@@ -39,6 +41,10 @@ func (c *CMDFlags) Init() {
  flag.StringVar(&c.LogLevel, "log-level", "info", "set log level")
  // Parse flags
  flag.Parse()
+
+ if _, err := regexp.Compile(c.SupportedNamespacesRegex); err != nil {
+ panic(fmt.Errorf("supported namespaces Regex is not valid: %w", err))
+ }
 }
 
 // ToRedisOperatorConfig convert the flags to redisfailover config