diff --git a/srcs/CMakeLists.txt b/srcs/CMakeLists.txt
index 1289713..79d581c 100644
--- a/srcs/CMakeLists.txt
+++ b/srcs/CMakeLists.txt
@@ -11,13 +11,11 @@ include(ExternalProject)
 # 判断依赖库是否存在
 FIND_PACKAGE(PkgConfig)
 
-if (USED_LWIP OR VCPE_AGENT)
-    PKG_SEARCH_MODULE(LIBCURL REQUIRED libcurl)
-    PKG_SEARCH_MODULE(LIBSSL REQUIRED libssl)
-    PKG_SEARCH_MODULE(LIBCRYPTO REQUIRED libcrypto)
-    LIST(APPEND COMMON_LIBS "${LIBCURL_LDFLAGS} ${LIBSSL_LDFLAGS} ${LIBCRYPTO_LDFLAGS}")
-    LIST(APPEND COMMON_LIBS "-ldl -lpthread -lzlog -lm -luv -lzmq -luuid -lconfig")
-endif ()
+PKG_SEARCH_MODULE(LIBCURL REQUIRED libcurl)
+PKG_SEARCH_MODULE(LIBSSL REQUIRED libssl)
+PKG_SEARCH_MODULE(LIBCRYPTO REQUIRED libcrypto)
+LIST(APPEND COMMON_LIBS "${LIBCURL_LDFLAGS} ${LIBSSL_LDFLAGS} ${LIBCRYPTO_LDFLAGS}")
+LIST(APPEND COMMON_LIBS "-ldl -lpthread -lzlog -lm -luv -lzmq -luuid -lconfig")
 
 LIST(APPEND COMMON_LIBS "-lpthread")
 
diff --git a/srcs/libs/CMakeLists.txt b/srcs/libs/CMakeLists.txt
index 8f3eb0c..c7f21ac 100644
--- a/srcs/libs/CMakeLists.txt
+++ b/srcs/libs/CMakeLists.txt
@@ -9,20 +9,18 @@ FILE(GLOB C_HEADS include/*.h include/uthash/*.h include/s2j/*.h)
 
 AUX_SOURCE_DIRECTORY(json C_SRC)
 
-if (USED_LWIP OR VCPE_AGENT)
-    AUX_SOURCE_DIRECTORY(args C_SRC)
-    AUX_SOURCE_DIRECTORY(init C_SRC)
-    AUX_SOURCE_DIRECTORY(misc C_SRC)
-    AUX_SOURCE_DIRECTORY(database C_SRC)
-    AUX_SOURCE_DIRECTORY(banner C_SRC)
-    AUX_SOURCE_DIRECTORY(configure C_SRC)
-    AUX_SOURCE_DIRECTORY(network C_SRC)
-    AUX_SOURCE_DIRECTORY(task C_SRC)
-    AUX_SOURCE_DIRECTORY(mq C_SRC)
-    AUX_SOURCE_DIRECTORY(cmdline C_SRC)
-    AUX_SOURCE_DIRECTORY(crypto C_SRC)
-    AUX_SOURCE_DIRECTORY(hardware C_SRC)
-endif ()
+AUX_SOURCE_DIRECTORY(args C_SRC)
+AUX_SOURCE_DIRECTORY(init C_SRC)
+AUX_SOURCE_DIRECTORY(misc C_SRC)
+AUX_SOURCE_DIRECTORY(database C_SRC)
+AUX_SOURCE_DIRECTORY(banner C_SRC)
+AUX_SOURCE_DIRECTORY(configure C_SRC)
+AUX_SOURCE_DIRECTORY(network C_SRC)
+AUX_SOURCE_DIRECTORY(task C_SRC)
+AUX_SOURCE_DIRECTORY(mq C_SRC)
+AUX_SOURCE_DIRECTORY(cmdline C_SRC)
+AUX_SOURCE_DIRECTORY(crypto C_SRC)
+AUX_SOURCE_DIRECTORY(hardware C_SRC)
 
 SET(CMAKE_C_STANDARD 99)
 
diff --git a/srcs/libs/cmdline/cmd_menu.c b/srcs/libs/cmdline/cmd_menu.c
index 9fdb473..6d8226b 100644
--- a/srcs/libs/cmdline/cmd_menu.c
+++ b/srcs/libs/cmdline/cmd_menu.c
@@ -37,9 +37,9 @@ typedef struct __ARG_TBL_INFO {
 static PARG_TBL_INFO g_pArgTbl       = NULL;
 static unsigned int  g_nArgTbl       = 0;
 static const char   *g_toolsKey[][2] = {
-      {"cfg_all", "get all configuration information"},
-      {"mem_info", "show the memory alloc information"},
-      {"sys_info", "show the system and hardware information"},
+    {"cfg_all", "get all configuration information"},
+    {"mem_info", "show the memory alloc information"},
+    {"sys_info", "show the system and hardware information"},
 };
 
 static int get_reg_cmd(void *pTbl[]) {
@@ -116,7 +116,7 @@ static int on_cmd1(void *pTbl[], const char *pName, void *pInfo) {
 
     if (pArg->pHelp && help > 0) {
         pArg->pHelp(pArg->argTbl, pName, NULL);
-        return ERR_SUCCESS;
+        return ERR_MENU_EXIT;
     }
 
     if ((ret = user_init(pCfgFile, pCfgDir, pKey, 0)) != ERR_SUCCESS) {
@@ -150,7 +150,7 @@ static int on_cmd2(void *pTbl[], const char *pName, void *pInfo) {
 
     if (pArg->pHelp && help > 0) {
         pArg->pHelp(pArg->argTbl, pName, NULL);
-        return ERR_SUCCESS;
+        return ERR_MENU_EXIT;
     }
 
     memset(&msg, 0, sizeof(MQ_CMD_MSG));
@@ -188,7 +188,8 @@ static int on_cmd2(void *pTbl[], const char *pName, void *pInfo) {
 
     cJSON_Delete(pJsonObj);
     free((void *)pJsonStr);
-    return ret;
+
+    return (ret == ERR_SUCCESS) ? ERR_MENU_EXIT : ret;
 }
 
 static int on_cmd3(void *pTbl[], const char *pName, void *pInfo) {
@@ -200,7 +201,7 @@ static int on_cmd3(void *pTbl[], const char *pName, void *pInfo) {
 
     if (pArg->pHelp && help > 0) {
         pArg->pHelp(pArg->argTbl, pName, NULL);
-        return ERR_SUCCESS;
+        return ERR_MENU_EXIT;
     }
 
     if (type == 0) {
@@ -216,7 +217,7 @@ static int on_cmd3(void *pTbl[], const char *pName, void *pInfo) {
     printf("Base64 %s: {%s} --> [%s]\n", type == 0 ? "encode" : "decode", pValue, pRet);
 
     free((void *)pRet);
-    return ERR_SUCCESS;
+    return ERR_MENU_EXIT;
 }
 
 static int on_cmd4(void *pTbl[], const char *pName, void *pInfo) {
@@ -228,7 +229,7 @@ static int on_cmd4(void *pTbl[], const char *pName, void *pInfo) {
 
     if (pArg->pHelp && help > 0) {
         pArg->pHelp(pArg->argTbl, pName, NULL);
-        return ERR_SUCCESS;
+        return ERR_MENU_EXIT;
     }
 
     if (strcmp(type, "sha256") == 0) {
@@ -245,7 +246,7 @@ static int on_cmd4(void *pTbl[], const char *pName, void *pInfo) {
     printf("%s %s hash value: [%s]\n", type, pFile, pHashValue);
 
     free(pHashValue);
-    return ERR_SUCCESS;
+    return ERR_MENU_EXIT;
 }
 
 static int on_cmd5(void *pTbl[], const char *pName, void *pInfo) {
@@ -262,7 +263,7 @@ static int on_cmd5(void *pTbl[], const char *pName, void *pInfo) {
 
     if (pArg->pHelp && help > 0) {
         pArg->pHelp(pArg->argTbl, pName, NULL);
-        return ERR_SUCCESS;
+        return ERR_MENU_EXIT;
     }
 
     if (strcmp(alg, "3des_ecb") == 0) {
@@ -325,7 +326,7 @@ static int on_cmd5(void *pTbl[], const char *pName, void *pInfo) {
 
     free(buf);
     free((void *)strRet);
-    return ERR_SUCCESS;
+    return ERR_MENU_EXIT;
 }
 
 static int on_cmd6(void *pTbl[], const char *pName, void *pInfo) {
@@ -338,7 +339,7 @@ static int on_cmd6(void *pTbl[], const char *pName, void *pInfo) {
 
     if (pArg->pHelp && help > 0) {
         pArg->pHelp(pArg->argTbl, pName, NULL);
-        return ERR_SUCCESS;
+        return ERR_MENU_EXIT;
     }
 
     if (symmetric_encrypto(DES3_CBC_PKCS7PADDING, (unsigned char *)pKey, strlen(pKey), &buf, &outSize, pKeygen)
@@ -354,7 +355,7 @@ static int on_cmd6(void *pTbl[], const char *pName, void *pInfo) {
 
     free(buf);
     free((void *)pKeygen);
-    return ERR_SUCCESS;
+    return ERR_MENU_EXIT;
 }
 
 static int on_cmd_(void *pTbl[], const char *pName, void *pInfo) {
@@ -364,7 +365,7 @@ static int on_cmd_(void *pTbl[], const char *pName, void *pInfo) {
 
     if (help > 0) {
         show_help(pName);
-    } else if (version > 0) {
+    } else {
         printf("Application information: %s (Build: %s %s  GCC Ver:%s) With %lu(bits) OS\n",
                BUILD_VERSION,
                __DATE__,
@@ -385,10 +386,11 @@ static int on_cmd_(void *pTbl[], const char *pName, void *pInfo) {
 #endif
     }
 
-    return ERR_SUCCESS;
+    return ERR_MENU_EXIT;
 }
 
 int menu_run(int argc, char **argv) {
+    int         ret = ERR_MENU_EXIT;
     int         i, flag = FALSE;
     const char *pAppName = basename_v2(argv[0]);
 
@@ -516,11 +518,16 @@ int menu_run(int argc, char **argv) {
     for (i = 0; i < g_nArgTbl; i++) {
         PARG_TBL_INFO pArg = &argTblInfo[i];
         if (*pArg->pErrCode == 0 && pArg->pCmd) {
-            if (pArg->pCmd(pArg->argTbl, pAppName, pArg) != ERR_SUCCESS) {
-                pArg->pHelp(pArg->argTbl, pAppName, NULL);
-            }
 
-            flag = TRUE;
+            ret = pArg->pCmd(pArg->argTbl, pAppName, pArg);
+
+            if (ret != ERR_SUCCESS && ret != ERR_MENU_EXIT) {
+                if (pArg->pHelp) {
+                    pArg->pHelp(pArg->argTbl, pAppName, NULL);
+                }
+            } else {
+                flag = TRUE;
+            }
         }
     }
 
@@ -529,7 +536,7 @@ int menu_run(int argc, char **argv) {
             PARG_TBL_INFO pArg = &argTblInfo[i];
 
             if (*pArg->pErrCode != 0) {
-                if (get_reg_cmd(pArg->argTbl) > 0) {
+                if (get_reg_cmd(pArg->argTbl) > 0 && pArg->pHelp) {
                     int help = get_help_cmd(pArg->argTbl, pArg)->count;
                     pArg->pHelp(pArg->argTbl, pAppName, help > 0 ? NULL : get_arg_err(pArg->argTbl, pArg));
                     flag = TRUE;
@@ -547,5 +554,5 @@ int menu_run(int argc, char **argv) {
         arg_freetable(argTblInfo[i].argTbl, argTblInfo[i].nArgItem);
     }
 
-    return ERR_SUCCESS;
+    return ret;
 }
diff --git a/srcs/libs/include/user_errno.h b/srcs/libs/include/user_errno.h
index 0133bfc..0b475bb 100644
--- a/srcs/libs/include/user_errno.h
+++ b/srcs/libs/include/user_errno.h
@@ -81,6 +81,9 @@ typedef enum {
     ERR_MISC_GET_GATEWAY = 2602,
     ERR_MISC_GET_MACADDR = 2603,
 
+    // 菜单相关功能
+    ERR_MENU_EXIT = 2700,
+
 } USER_ERRNO;
 
 #ifdef __cplusplus
diff --git a/srcs/libs/init/init.c b/srcs/libs/init/init.c
index 9af03aa..0f52bd0 100644
--- a/srcs/libs/init/init.c
+++ b/srcs/libs/init/init.c
@@ -3,6 +3,7 @@
 //
 #include <uv.h>
 #include <zlog.h>
+#include <unistd.h>
 
 #include "init.h"
 #include "config.h"
@@ -15,17 +16,36 @@
 #include "crypto.h"
 #include "hardware.h"
 #include "msg_queue.h"
-#include "database.h"
 
 #define DEFAULT_CONFIG_FILE ("agent.cfg")
 #define DEFAULT_CONFIG_DIR  ("config")
 
+static pid_t g_pid;
+
+static void catch_system_interupt(int UNUSED(sig_num)) {
+    if (g_pid == uv_os_getpid()) {
+        printf("\nSystem close, clearing system resources..........\n");
+        user_uninit();
+        sleep(1);
+        exit(0);
+    }
+}
+
 int user_init(const char *pAppCfgFile, const char *pCfgDirectory, const char *pKey, int logLevel) {
     int        ret;
     UT_string *pPath;
     char       bufCfgFile[MAX_PATH];
     char       bufCfgDir[MAX_PATH];
 
+    g_pid = uv_os_getpid();
+
+    signal(SIGINT, catch_system_interupt);
+    signal(SIGABRT, catch_system_interupt);
+    signal(SIGTERM, catch_system_interupt);
+    signal(SIGQUIT, catch_system_interupt);
+    signal(SIGTSTP, catch_system_interupt);
+    signal(SIGHUP, catch_system_interupt);
+
     // 初始化 libuv loop
     get_task_manager();
 
@@ -99,6 +119,7 @@ int user_init(const char *pAppCfgFile, const char *pCfgDirectory, const char *pK
 }
 
 void user_uninit() {
+    task_manager_exit();
     zlog_fini();
     mq_uninit();
     uv_loop_close(get_task_manager());
diff --git a/srcs/open_dhcp/opendhcpd.cpp b/srcs/open_dhcp/opendhcpd.cpp
index 02b973b..07795fe 100644
--- a/srcs/open_dhcp/opendhcpd.cpp
+++ b/srcs/open_dhcp/opendhcpd.cpp
@@ -221,12 +221,12 @@ const data4 opData[] = {
 int dhcpd_main(int argc, char **argv) {
     char logBuff[256] = "";
 
-    signal(SIGINT, catch_int);
-    signal(SIGABRT, catch_int);
-    signal(SIGTERM, catch_int);
-    signal(SIGQUIT, catch_int);
-    signal(SIGTSTP, catch_int);
-    signal(SIGHUP, catch_int);
+    signal(SIGINT, catch_system_interupt);
+    signal(SIGABRT, catch_system_interupt);
+    signal(SIGTERM, catch_system_interupt);
+    signal(SIGQUIT, catch_system_interupt);
+    signal(SIGTSTP, catch_system_interupt);
+    signal(SIGHUP, catch_system_interupt);
 
     //printf("%i\n", argc);
     /*
@@ -561,7 +561,7 @@ void closeConn() {
     }
 }
 
-void catch_int(int sig_num) {
+void catch_system_interupt(int sig_num) {
     char logBuff[256];
 
     //printf("%u=%u\n", cfig.ppid, getpid());
diff --git a/srcs/open_dhcp/opendhcpd.h b/srcs/open_dhcp/opendhcpd.h
index a609f06..b872ccc 100644
--- a/srcs/open_dhcp/opendhcpd.h
+++ b/srcs/open_dhcp/opendhcpd.h
@@ -605,7 +605,7 @@ void addUserClass(MYBYTE rangeSetInd, char *userClass, MYBYTE userClassSize);
 void addMacRange(MYBYTE rangeSetInd, char *macRange);
 void addOptions(data9 *req);
 void calcRangeLimits(MYDWORD, MYDWORD, MYDWORD*, MYDWORD*);
-void catch_int(int sig_num);
+void        catch_system_interupt(int sig_num);
 void checkSize(MYBYTE);
 void closeConn();
 void getInterfaces(data1*);
diff --git a/srcs/vcpe_main.c b/srcs/vcpe_main.c
index e8b6bfd..6948dbf 100644
--- a/srcs/vcpe_main.c
+++ b/srcs/vcpe_main.c
@@ -1,18 +1,20 @@
 //
 // Created by xajhu on 2021/6/29 0029.
 //
-#if LWIP_ON
 #include <uv.h>
 #include <zlog.h>
+#include <stdlib.h>
 #include "cmdline.h"
 #include "task_manager.h"
 #include "init.h"
+#if LWIP_ON
 #include "user_info.h"
 #include "lwip/tcpip.h"
 #endif
 
 #ifdef OPENDHCPD_ON
 #include "open_dhcp/dhcpd.h"
+#include "user_errno.h"
 #endif
 
 #ifdef OPENDHCPDDNS_ON
@@ -43,17 +45,27 @@ static void lwip_init_env() {
 #endif
 
 int main(int argc, char **argv) {
-
+    int ret;
 #ifdef OPENDHCPDDNS_ON
     return dual_server_main(argc, argv);
 #elif OPENDHCPD_ON
-    return dhcpd_main(argc, argv);
-#else
+    //    return dhcpd_main(argc, argv);
+    //#else
     uv_setup_args(argc, argv);
 
     setvbuf(stdout, NULL, _IONBF, 0);
 
-    menu_run(argc, argv);
+    ret = menu_run(argc, argv);
+
+    if(ret == ERR_MENU_EXIT) {
+        user_uninit();
+        exit(0);
+    }
+    if (ret != ERR_SUCCESS) {
+        printf("Application setup error(%d), please used --help to show usage, exited!!!\n", ret);
+        user_uninit();
+        exit(0);
+    }
 
 #if LWIP_ON
     lwip_init_env();