From 75c2ba842fc2c5ce0b384d418c1de3e3395fe3e9 Mon Sep 17 00:00:00 2001
From: luwenpeng <lwp@luwenpengdeMacBook-Air.local>
Date: Tue, 7 Mar 2023 10:28:22 +0800
Subject: [PATCH] =?UTF-8?q?SCE=E8=BE=93=E5=87=BA=E7=89=88=E6=9C=AC?=
 =?UTF-8?q?=E5=8F=B7?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 cmake/Version.cmake   |  8 ++++----
 platform/src/main.cpp | 30 ++++++++++++++++++++++++++++++
 2 files changed, 34 insertions(+), 4 deletions(-)

diff --git a/cmake/Version.cmake b/cmake/Version.cmake
index 492582b..b30a492 100644
--- a/cmake/Version.cmake
+++ b/cmake/Version.cmake
@@ -35,12 +35,12 @@ endif()
 
 set(DESCRIBE "${VCS_SHORT_HASH}")
 set(VERSION "${VERSION_MAJOR}.${VERSION_MINOR}.${VERSION_PATCH}")
-set(GIT_VERSION "${VERSION_MAJOR}.${VERSION_MINOR}.${VERSION_PATCH}-${DESCRIBE}")
+set(SCE_GIT_VERSION "${VERSION_MAJOR}.${VERSION_MINOR}.${VERSION_PATCH}-${DESCRIBE}")
 
 # Replace .- with _
-string(REGEX REPLACE "[\\.\\-]" "_" VAR_VERSION "${GIT_VERSION}")
+string(REGEX REPLACE "[\\.\\-]" "_" VAR_VERSION "${SCE_GIT_VERSION}")
 
 # Print information
-message(STATUS "Welcome to Traffic Steering Service, Version: ${GIT_VERSION}")
-add_definitions(-DGIT_VERSION=\"${GIT_VERSION}\")
+message(STATUS "Welcome to TSG Service Chaining Engine, Version: ${SCE_GIT_VERSION}")
+add_definitions(-DSCE_GIT_VERSION=\"${SCE_GIT_VERSION}\")
 add_definitions(-DVAR_VERSION=${VAR_VERSION})
\ No newline at end of file
diff --git a/platform/src/main.cpp b/platform/src/main.cpp
index 1516258..ae765a6 100644
--- a/platform/src/main.cpp
+++ b/platform/src/main.cpp
@@ -11,6 +11,20 @@
 #include "health_check.h"
 #include "global_metrics.h"
 
+#ifdef SCE_GIT_VERSION
+static __attribute__((__used__)) const char *__sce_version = SCE_GIT_VERSION;
+#else
+static __attribute__((__used__)) const char *__sce_version = "Unknown";
+#endif
+
+static void usage(char *cmd)
+{
+    fprintf(stderr, "USAGE: %s [OPTIONS]\n", cmd);
+    fprintf(stderr, "     -v               -- show version\n");
+    fprintf(stderr, "     -h               -- show help info\n\n");
+    fprintf(stderr, "kill -s SIGHUP $PID   -- reload zlog configure\n");
+}
+
 static void sig_handler(int signo)
 {
     if (signo == SIGHUP)
@@ -90,6 +104,22 @@ int main(int argc, char **argv)
 {
     const char *profile = "./conf/sce.conf";
 
+    int opt = 0;
+    while ((opt = getopt(argc, argv, "vh")) != -1)
+    {
+        switch (opt)
+        {
+        case 'v':
+            fprintf(stderr, "TSG Service Chaining Engine, Version: %s\n", __sce_version);
+            return 0;
+        case 'h': /* fall through */
+        default:
+            usage(argv[0]);
+            return 0;
+        }
+    }
+    fprintf(stderr, "TSG Service Chaining Engine, Version: %s\n", __sce_version);
+
     if (LOG_INIT("./conf/zlog.conf") == -1)
     {
         return -1;