implemented api handlers

pkg/api/v1/schema/schema.go

@@ -1,5 +1,11 @@
 package schema
 
+import (
+	"encoding/json"
+	"errors"
+	"fmt"
+)
+
 /*
 healthCheckNodePort
 
@@ -30,3 +36,33 @@ type Server struct {
 	IP   string `json:"ip,omitempty"`
 	Port int    `json:"port,omitempty"`
 }
+
+func (lb LoadBalancer) Validate() error {
+	if lb.Name == "" {
+		return errors.New("LoadBalancer.Name can not be empty")
+	}
+	if lb.IP == "" {
+		return errors.New("LoadBalancer.IP can not be empty")
+	}
+	for i, p := range lb.Ports {
+		if p.Port < 0 || p.Port > 65535 {
+			return fmt.Errorf("LoadBalancer.Ports[%d].Port is invalid (range 0-65535", i)
+		}
+		for j, s := range p.Servers {
+			if s.Name == "" {
+				return fmt.Errorf("LoadBalancer.Ports[%d].Servers[%d].Name can not be empty", i, j)
+			}
+			if s.IP == "" {
+				return fmt.Errorf("LoadBalancer.Ports[%d].Servers[%d].IP can not be empty", i, j)
+			}
+			if s.Port < 0 || s.Port > 65535 {
+				return fmt.Errorf("LoadBalancer.Ports[%d].Servers[%d].Port is invalid (range 0-65535)", i, j)
+			}
+		}
+	}
+	return nil
+}
+
+func (lb LoadBalancer) JSON() ([]byte, error) {
+	return json.Marshal(lb)
+}