feat: implement pip-14 (#841)

version/version.go

@@ -2,26 +2,33 @@ package version
 
 import (
 	"fmt"
+	"os"
+	"path/filepath"
+	"runtime"
 )
 
 // These constants follow the semantic versioning 2.0.0 spec (http://semver.org/)
 const (
-	major uint   = 0
-	minor uint   = 18
-	patch uint   = 0
-	meta  string = "beta"
+	major           uint   = 0
+	minor           uint   = 18
+	patch           uint   = 0
+	meta            string = "beta"
+	protocolVersion uint   = 1
 )
 
 func Agent() string {
-	return fmt.Sprintf("pactus/%s", Version())
+	return fmt.Sprintf("node=%s/node-version=v%s/protocol-version=%d/os=%s/arch=%s",
+		ExecutorName(), Version(), protocolVersion, runtime.GOOS, runtime.GOARCH)
 }
 
 func Version() string {
 	version := fmt.Sprintf("%d.%d.%d", major, minor, patch)
-
-	if meta != "" {
-		version = fmt.Sprintf("%s-%s", version, meta)
-	}
+	version = fmt.Sprintf("%s-%s", version, meta)
 
 	return version
 }
+
+func ExecutorName() string {
+	executorName, _ := os.Executable()
+	return filepath.Base(executorName)
+}