validate csidriverlvm-config

metal-stack · Nov 12, 2024 · c40d048 · c40d048
1 parent dd51c25
commit c40d048
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Showing 2 changed files with 12 additions and 0 deletions.
diff --git a/pkg/apis/csidriverlvm/v1alpha1/types.go b/pkg/apis/csidriverlvm/v1alpha1/types.go
@@ -1,6 +1,8 @@
 package v1alpha1
 
 import (
+	"regexp"
+
 	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
 )
 
@@ -17,3 +19,9 @@ type CsiDriverLvmConfig struct {
 	DevicePattern *string `json:"devicePattern,omitempty"`
 	HostWritePath *string `json:"hostWritePath,omitempty"`
 }
+
+func (config *CsiDriverLvmConfig) IsVaild() bool {
+	re := regexp.MustCompile(`^(/[^/ ]*)+/?$`)
+
+	return re.MatchString(*config.HostWritePath) && re.MatchString(*config.DevicePattern)
+}
diff --git a/pkg/controller/csi-driver-lvm/actuator.go b/pkg/controller/csi-driver-lvm/actuator.go
@@ -72,6 +72,10 @@ func (a *actuator) Reconcile(ctx context.Context, log logr.Logger, ex *extension
 		}
 	}
 
+	if !csidriverlvmConfig.IsVaild() {
+		return fmt.Errorf("invalid csi-driver-lvm configuration")
+	}
+
 	var hostwritepath = csidriverlvmConfig.HostWritePath
 	var devicepattern = csidriverlvmConfig.DevicePattern