vcs spec and setup

vcs.go

@@ -0,0 +1,86 @@
+package main
+
+import (
+"net"
+"os"
+"fmt"
+"bufio"
+)
+
+type PutRequest struct {
+  file string
+  content string
+  callback chan bool
+}
+
+type VcsServer struct {
+	port uint16
+	q chan PutRequest
+}
+
+func NewVcsServer(port uint16) *VcsServer {
+	return &VcsServer{
+		port,
+		make(chan PutRequest),
+	}
+}
+
+type VcsSession struct{
+	server *VcsServer
+	con net.Conn
+}
+
+func NewVcsSession(server *VcsServer, con net.Conn) *VcsSession {
+	return &VcsSession{
+		server,
+    con,
+	}
+}
+
+
+
+func (s *VcsServer) central(){
+	for m := range s.q {
+		fmt.Printf("I %+v\n", m)
+	}
+}
+
+
+func (s *VcsServer) Run() {
+	go s.central()
+	addr := fmt.Sprintf("0.0.0.0:%d", s.port)
+	server, err := net.Listen("tcp", addr)
+    if err != nil {
+      fmt.Println("Error listening:", err.Error())
+        os.Exit(1)
+    }
+    defer server.Close()
+    fmt.Println("VcsServer waiting for client...")
+    for {
+      connection, err := server.Accept()
+      if err != nil {
+        fmt.Println("Error accepting: ", err.Error())
+        os.Exit(1)
+      }
+      fmt.Println("client connected")
+      s.processClient(connection)
+		}
+		close(s.q)
+}
+
+func (s *VcsServer) processClient(con net.Conn) {
+	session := NewVcsSession(s, con)
+	go session.vcsHandler()
+}
+
+
+func (s *VcsSession) vcsHandler() {
+	r := bufio.NewReaderSize(s.con, 102400)
+	msg, err := r.ReadString('\n')
+  
+	for err == nil {
+    fmt.Print(msg)
+	  msg, err = r.ReadString('\n')
+	}
+}
+