Merge pull request #110 from ChihChengLiang/add-version-cli

Fix #107, Add version cli

.gitignore

@@ -1,2 +1,2 @@
-main
+sharding-p2p-poc
 .DS_Store

.travis.yml

@@ -1,7 +1,5 @@
 language: go
 
-sudo: false
-
 go:
   - "1.10.x"
 

cli-example/iterate_all_rpc_call.sh

@@ -95,6 +95,9 @@ remove_peer() {
 
 go build
 
+# check version
+$EXE_NAME version
+
 for i in `seq 0 1`;
 do
     spinup_node $i

main.go

@@ -34,6 +34,9 @@ type (
 )
 
 const (
+	VersionMajor                  = 0
+	VersionMinor                  = 0
+	VersionPatch                  = 0
 	numShards         ShardIDType = 100
 	defaultListenPort             = 10000
 	defaultRPCPort                = 13000
@@ -75,8 +78,16 @@ func main() {
 	notifierAddr := fmt.Sprintf("%v:%v", *rpcIP, *notifierPort)
 	logging.SetLogLevel("sharding-p2p", *logLevel)
 
+	cliArgs := flag.Args()
+
+	if len(cliArgs) > 0 && cliArgs[0] == "version" {
+		version := fmt.Sprintf("%d.%d.%d", VersionMajor, VersionMinor, VersionPatch)
+		fmt.Println(version)
+		return
+	}
+
 	if *isClient {
-		runClient(rpcAddr, flag.Args())
+		runClient(rpcAddr, cliArgs)
 	} else {
 		runServer(*listenIP, *listenPort, *seed, *doBootstrapping, *bootnodesStr, rpcAddr, notifierAddr)
 	}