From 0eac169fb2ed6b0084e05133e8a468528164d950 Mon Sep 17 00:00:00 2001
From: dapan1121 <89396746@qq.com>
Date: Wed, 7 Apr 2021 19:35:01 +0800
Subject: [PATCH] fix crash issue

---
 src/kit/shell/inc/shell.h        | 2 +-
 src/kit/shell/src/shellCommand.c | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/kit/shell/inc/shell.h b/src/kit/shell/inc/shell.h
index d0b7149541..2374150c52 100644
--- a/src/kit/shell/inc/shell.h
+++ b/src/kit/shell/inc/shell.h
@@ -27,7 +27,7 @@
 #define MAX_IP_SIZE            20
 #define MAX_PASSWORD_SIZE      20
 #define MAX_HISTORY_SIZE       1000
-#define MAX_COMMAND_SIZE       65536
+#define MAX_COMMAND_SIZE       1048586
 #define HISTORY_FILE           ".taos_history"
 
 #define DEFAULT_RES_SHOW_NUM   100
diff --git a/src/kit/shell/src/shellCommand.c b/src/kit/shell/src/shellCommand.c
index 16545a5fe8..9173ab0efd 100644
--- a/src/kit/shell/src/shellCommand.c
+++ b/src/kit/shell/src/shellCommand.c
@@ -238,7 +238,7 @@ void resetCommand(Command *cmd, const char s[]) {
   clearScreen(cmd->endOffset + prompt_size, cmd->screenOffset + prompt_size);
   memset(cmd->buffer, 0, MAX_COMMAND_SIZE);
   memset(cmd->command, 0, MAX_COMMAND_SIZE);
-  strcpy(cmd->command, s);
+  strncpy(cmd->command, s, MAX_COMMAND_SIZE);
   int size = 0;
   int width = 0;
   getMbSizeInfo(s, &size, &width);
-- 
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