add dependencies

src/pbservice/common.go

@@ -0,0 +1,36 @@
+package pbservice
+
+const (
+	OK             = "OK"
+	ErrNoKey       = "ErrNoKey"
+	ErrWrongServer = "ErrWrongServer"
+)
+
+type Err string
+
+// Put or Append
+type PutAppendArgs struct {
+	Key   string
+	Value string
+	// You'll have to add definitions here.
+
+	// Field names must start with capital letters,
+	// otherwise RPC will break.
+}
+
+type PutAppendReply struct {
+	Err Err
+}
+
+type GetArgs struct {
+	Key string
+	// You'll have to add definitions here.
+}
+
+type GetReply struct {
+	Err   Err
+	Value string
+}
+
+
+// Your RPC definitions here.