Added default interval

config/config.go

@@ -10,6 +10,13 @@ type AlrmConfig struct {
 	Interval time.Duration
 }
 
+func NewConfig() *AlrmConfig {
+	return &AlrmConfig{
+		// Default check interval, 30 seconds
+		Interval: time.Second * 30,
+	}
+}
+
 func (ac *AlrmConfig) NewGroup(name string) (*AlrmGroup, error) {
 	if ac.Groups == nil {
 		ac.Groups = make(map[string]*AlrmGroup)

config/parser.go

@@ -33,7 +33,7 @@ func (p *Parser) Parse(fn string) (*AlrmConfig, error) {
 	}
 	defer file.Close()
 
-	config := &AlrmConfig{}
+	config := NewConfig()
 
 	scan := bufio.NewScanner(file)
 	scan.Split(p.Split)