Added a configurable update interval for WWClient

cmd/wwclient/wwclient.go

@@ -91,6 +91,10 @@ func main() {
 			log.Printf("ERROR: Failed running CPIO: %s\n", err)
 		}
 
-		time.Sleep(30000 * time.Millisecond)
+		if conf.Warewulf.UpdateInterval > 0 {
+			time.Sleep(time.Duration(conf.Warewulf.UpdateInterval*1000) * time.Millisecond)
+		} else {
+			time.Sleep(30000 * time.Millisecond * 1000)
+		}
 	}
 }

etc/warewulf.conf

@@ -3,6 +3,7 @@ netmask: 255.255.255.0
 warewulf:
   port: 9873
   secure: true
+  update interval: 60
 dhcp:
   enabled: true
   range start: 192.168.1.150

internal/pkg/warewulfconf/datastructure.go

@@ -20,10 +20,11 @@ type ControllerConf struct {
 }
 
 type WarewulfConf struct {
-	Port    int    `yaml:"port,omitempty"`
-	Secure  bool   `yaml:"secure,omitempty"`
-	Enable  string `yaml:"enable command,omitempty"`
-	Restart string `yaml:"restart command,omitempty"`
+	Port           int    `yaml:"port,omitempty"`
+	Secure         bool   `yaml:"secure,omitempty"`
+	Enable         string `yaml:"enable command,omitempty"`
+	Restart        string `yaml:"restart command,omitempty"`
+	UpdateInterval int    `yaml:"update interval,omitempty"`
 }
 
 type DhcpConf struct {