Incorporated gin server.

Each node communicates in the mesh

pkg/ctrlserver/ctrlserver.go

@@ -0,0 +1,48 @@
+package ctrlserver
+
+import (
+	"net/http"
+	"strconv"
+
+	"github.com/gin-gonic/gin"
+)
+
+/*
+ * Create a new control server instance running
+ * on the provided port.
+ */
+func NewCtrlServer(host string, port int) *MeshCtrlServer {
+	ctrlServer := new(MeshCtrlServer)
+	ctrlServer.Port = port
+	ctrlServer.Meshes = make(map[string]MeshNode)
+	ctrlServer.Host = host
+	return ctrlServer
+}
+
+/*
+ * Given the meshid returns true if the node is in the mesh
+ * false otherwise.
+ */
+func (server *MeshCtrlServer) IsInMesh(meshId string) bool {
+	_, inMesh := server.Meshes[meshId]
+	return inMesh
+}
+
+func (server *MeshCtrlServer) GetEndpoint() string {
+	return server.Host + ":" + strconv.Itoa(server.Port)
+}
+
+/*
+ * Run the gin server instance
+ */
+func (server *MeshCtrlServer) Run() bool {
+	r := gin.Default()
+	r.GET("/hello", func(c *gin.Context) {
+		c.JSON(http.StatusOK, gin.H{
+			"message": "hello",
+		})
+	})
+
+	r.Run(server.GetEndpoint())
+	return true
+}