From 8e949fd115b9fc20c306cc976a4fa23f1fe3661c Mon Sep 17 00:00:00 2001
From: stephenkgu <stephenk@gmx.us>
Date: Thu, 10 Dec 2020 15:01:37 +0800
Subject: [PATCH] taosd: new option -C to dump current configuration

---
 src/dnode/src/dnodeSystem.c | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/src/dnode/src/dnodeSystem.c b/src/dnode/src/dnodeSystem.c
index a135cda055..d3084653eb 100644
--- a/src/dnode/src/dnodeSystem.c
+++ b/src/dnode/src/dnodeSystem.c
@@ -16,6 +16,7 @@
 #define _DEFAULT_SOURCE
 #include "os.h"
 #include "tgrant.h"
+#include "tconfig.h"
 #include "dnodeMain.h"
 
 static void signal_handler(int32_t signum, siginfo_t *sigInfo, void *context);
@@ -35,6 +36,18 @@ int32_t main(int32_t argc, char *argv[]) {
         printf("'-c' requires a parameter, default:%s\n", configDir);
         exit(EXIT_FAILURE);
       }
+    } else if (strcmp(argv[i], "-C") == 0) {
+      tscEmbedded  = 1;
+      taosInitGlobalCfg();
+      taosReadGlobalLogCfg();
+
+      if (!taosReadGlobalCfg()) {
+        printf("TDengine read global config failed");
+        exit(EXIT_FAILURE);
+      }
+
+      taosDumpGlobalCfg();
+      exit(EXIT_SUCCESS);
     } else if (strcmp(argv[i], "-V") == 0) {
 #ifdef _ACCT
       char *versionStr = "enterprise";