From 9f0eb43164676fe8763dfeff90d63ced8416635e Mon Sep 17 00:00:00 2001
From: Shengliang Guan <slguan@taosdata.com>
Date: Thu, 19 Aug 2021 10:57:23 +0800
Subject: [PATCH] add topicBianryLen config parameters for cenc

---
 src/common/inc/tglobal.h |  1 +
 src/common/src/tglobal.c | 11 +++++++++++
 2 files changed, 12 insertions(+)

diff --git a/src/common/inc/tglobal.h b/src/common/inc/tglobal.h
index ed35168457..3c2069339a 100644
--- a/src/common/inc/tglobal.h
+++ b/src/common/inc/tglobal.h
@@ -158,6 +158,7 @@ extern char    tsDataDir[];
 extern char    tsLogDir[];
 extern char    tsScriptDir[];
 extern int64_t tsTickPerDay[3];
+extern int32_t tsTopicBianryLen;
 
 // system info
 extern char    tsOsName[];
diff --git a/src/common/src/tglobal.c b/src/common/src/tglobal.c
index e4ff353787..38ae56eb24 100644
--- a/src/common/src/tglobal.c
+++ b/src/common/src/tglobal.c
@@ -199,6 +199,7 @@ char   tsScriptDir[PATH_MAX] = {0};
 char   tsTempDir[PATH_MAX] = "/tmp/";
 
 int32_t  tsDiskCfgNum = 0;
+int32_t tsTopicBianryLen = 16000;
 
 #ifndef _STORAGE
 SDiskCfg tsDiskCfg[1];
@@ -1216,6 +1217,16 @@ static void doInitGlobalConfig(void) {
   cfg.unitType = TAOS_CFG_UTYPE_NONE;
   taosInitConfigOption(cfg);
 
+  cfg.option = "topicBianryLen";
+  cfg.ptr = &tsTopicBianryLen;
+  cfg.valType = TAOS_CFG_VTYPE_INT32;
+  cfg.cfgType = TSDB_CFG_CTYPE_B_CONFIG;
+  cfg.minValue = 16;
+  cfg.maxValue = 16000;
+  cfg.ptrLength = 0;
+  cfg.unitType = TAOS_CFG_UTYPE_NONE;
+  taosInitConfigOption(cfg);
+
   cfg.option = "httpEnableRecordSql";
   cfg.ptr = &tsHttpEnableRecordSql;
   cfg.valType = TAOS_CFG_VTYPE_INT8;
-- 
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