Vendor integration dependencies.

integration/vendor/github.com/ArthurHlt/go-eureka-client/eureka/cluster.go

@@ -0,0 +1,51 @@
+package eureka
+
+import (
+	"net/url"
+	"strings"
+)
+
+type Cluster struct {
+	Leader   string   `json:"leader"`
+	Machines []string `json:"machines"`
+}
+
+func NewCluster(machines []string) *Cluster {
+	// if an empty slice was sent in then just assume HTTP 4001 on localhost
+	if len(machines) == 0 {
+		machines = []string{"http://127.0.0.1:4001"}
+	}
+
+	// default leader and machines
+	return &Cluster{
+		Leader:   machines[0],
+		Machines: machines,
+	}
+}
+
+// switchLeader switch the current leader to machines[num]
+func (cl *Cluster) switchLeader(num int) {
+	logger.Debug("switch.leader[from %v to %v]",
+		cl.Leader, cl.Machines[num])
+
+	cl.Leader = cl.Machines[num]
+}
+
+func (cl *Cluster) updateFromStr(machines string) {
+	cl.Machines = strings.Split(machines, ", ")
+}
+
+func (cl *Cluster) updateLeader(leader string) {
+	logger.Debug("update.leader[%s,%s]", cl.Leader, leader)
+	cl.Leader = leader
+}
+
+func (cl *Cluster) updateLeaderFromURL(u *url.URL) {
+	var leader string
+	if u.Scheme == "" {
+		leader = "http://" + u.Host
+	} else {
+		leader = u.Scheme + "://" + u.Host
+	}
+	cl.updateLeader(leader)
+}