internal/zfs/service.go

@@ -214,11 +214,19 @@ func (s *Service) CreatePool(name string, vdevs []string, options map[string]str
 		}
 	}
   
+    // handle canmount as DATASET property not the vdev property
+  	canmount := "noauto"
+	if v, ok := options["canmount"]; ok && v != "" {
+		canmount = v
+	}
+  
+    delete(options, "canmount")
+
 	// Set canmount=noauto to prevent automatic mounting during creation
 	// This allows pool creation to succeed even if mountpoint can't be created
-	if _, hasCanmount := options["canmount"]; !hasCanmount {
-		options["canmount"] = "noauto"
-	}
+	// if _, hasCanmount := options["canmount"]; !hasCanmount {
+	// 	options["canmount"] = "noauto"
+	// }
 
 	// IMPORTANT: Don't set mountpoint during pool creation
 	// ZFS tries to mount immediately during creation, which can fail
@@ -231,6 +239,8 @@ func (s *Service) CreatePool(name string, vdevs []string, options map[string]str
 		args = append(args, "-o", fmt.Sprintf("%s=%s", k, v))
 	}
 
+    args = append(args, "-O", fmt.Sprintf("canmount=%s", canmount))
+    
 	args = append(args, name)
 
 	// Normalize vdev paths - ensure they start with /dev/ if they don't already