#4760

Committed 25 Sep 2025 05:58AM UTC coverage: 58.866%. Remained the same

Build # #4760

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travis-ci

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web-flow

Commit Message

enh: taos command line support '-uroot' on windows (#33055)

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76.5

/tools/shell/src/shellArguments.c

/*
 * Copyright (c) 2019 TAOS Data, Inc. <jhtao@taosdata.com>
 *
 * This program is free software: you can use, redistribute, and/or modify
 * it under the terms of the GNU Affero General Public License, version 3
 * or later ("AGPL"), as published by the Free Software Foundation.
 *
 * This program is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE.
 *
 * You should have received a copy of the GNU Affero General Public License
 * along with this program. If not, see <http://www.gnu.org/licenses/>.
 */

#include "shellInt.h"
#include "../../inc/pub.h"
char   configDirShell[PATH_MAX] = {0};

#define TAOS_CONSOLE_PROMPT_CONTINUE "   -> "

#define SHELL_HOST     "The server FQDN to connect. The default host is localhost."
#define SHELL_PORT     "The TCP/IP port number to use for the connection."
#define SHELL_USER     "The user name to use when connecting to the server."
#define SHELL_PASSWORD "The password to use when connecting to the server."
#define SHELL_AUTH     "The auth string to use when connecting to the server."
#define SHELL_GEN_AUTH "Generate auth string from password."
#define SHELL_CFG_DIR  "Configuration directory."
#define SHELL_DMP_CFG  "Dump configuration."
#define SHELL_CMD      "Commands to run without enter the shell."
#define SHELL_RAW_TIME "Output time as uint64_t."
#define SHELL_FILE     "Script to run without enter the shell."
#define SHELL_DB       "Database to use when connecting to the server."
#define SHELL_CHECK    "Check the service status."
#define SHELL_STARTUP  "Check the details of the service status."
#define SHELL_WIDTH    "Set the default binary display width, default is 30."
#define SHELL_NET_ROLE "Net role when network connectivity test, options: client|server."
#define SHELL_PKT_LEN  "Packet length used for net test, default is 1024 bytes."
#define SHELL_PKT_NUM  "Packet numbers used for net test, default is 100."
#define SHELL_BI_MODE  "Set BI mode"
#define SHELL_VERSION  "Print program version."
#define SHELL_DSN      "Use dsn to connect to the cloud server or to a remote server which provides WebSocket connection."
#define SHELL_TIMEOUT  "Set the timeout for WebSocket query in seconds, default is 30."
#define SHELL_LOG_OUTPUT                                                                                              \
  "Specify log output. Options:\n\r\t\t\t     stdout, stderr, /dev/null, <directory>, <directory>/<filename>, "       \
  "<filename>\n\r\t\t\t     * If OUTPUT contains an absolute directory, logs will be stored in that directory "       \
  "instead of logDir.\n\r\t\t\t     * If OUTPUT contains a relative directory, logs will be stored in the directory " \
  "combined with logDir and the relative directory."

#ifdef WEBSOCKET
#define SHELL_DRIVER_DEFAULT "0." // todo simon -> 1
#else
#define SHELL_DRIVER_DEFAULT "0."
#endif

static int32_t shellParseSingleOpt(int32_t key, char *arg);

void shellPrintHelp() {
  char indent[] = "  ";
  printf("Usage: %s [OPTION...] \r\n\r\n", CUS_PROMPT);
  printf("%s%s%s%s\r\n", indent, "-a,", indent, SHELL_AUTH);
  printf("%s%s%s%s\r\n", indent, "-A,", indent, SHELL_GEN_AUTH);
  printf("%s%s%s%s\r\n", indent, "-B,", indent, SHELL_BI_MODE);
  printf("%s%s%s%s\r\n", indent, "-c,", indent, SHELL_CFG_DIR);
  printf("%s%s%s%s\r\n", indent, "-C,", indent, SHELL_DMP_CFG);
  printf("%s%s%s%s\r\n", indent, "-d,", indent, SHELL_DB);
  printf("%s%s%s%s\r\n", indent, "-f,", indent, SHELL_FILE);
  printf("%s%s%s%s\r\n", indent, "-h,", indent, SHELL_HOST);
  printf("%s%s%s%s\r\n", indent, "-k,", indent, SHELL_CHECK);
  printf("%s%s%s%s\r\n", indent, "-l,", indent, SHELL_PKT_LEN);
  printf("%s%s%s%s\r\n", indent, "-n,", indent, SHELL_NET_ROLE);
  printf("%s%s%s%s\r\n", indent, "-N,", indent, SHELL_PKT_NUM);
#if defined(LINUX)
  printf("%s%s%s%s\r\n", indent, "-o,", indent, SHELL_LOG_OUTPUT);
#endif
  printf("%s%s%s%s\r\n", indent, "-p,", indent, SHELL_PASSWORD);
  printf("%s%s%s%s\r\n", indent, "-P,", indent, SHELL_PORT);
  printf("%s%s%s%s\r\n", indent, "-r,", indent, SHELL_RAW_TIME);
  printf("%s%s%s%s\r\n", indent, "-s,", indent, SHELL_CMD);
  printf("%s%s%s%s\r\n", indent, "-t,", indent, SHELL_STARTUP);
  printf("%s%s%s%s\r\n", indent, "-u,", indent, SHELL_USER);
  printf("%s%s%s%s\r\n", indent, "-E,", indent, OLD_DSN_DESC);
  printf("%s%s%s%s\r\n", indent, "-T,", indent, SHELL_TIMEOUT);
  printf("%s%s%s%s\r\n", indent, "-w,", indent, SHELL_WIDTH);
  printf("%s%s%s%s\r\n", indent, "-V,", indent, SHELL_VERSION);
  printf("%s%s%s%s\r\n", indent, "-X,", indent, DSN_DESC);
  printf("%s%s%s%s\r\n", indent, "-Z,", indent, DRIVER_DESC);

#ifdef CUS_EMAIL
  printf("\r\n\r\nReport bugs to %s.\r\n", CUS_EMAIL);
#else
  printf("\r\n\r\nReport bugs to %s.\r\n", "support@taosdata.com");
#endif
}

#if defined(LINUX) && !defined(TD_ASTRA)
#include <argp.h>
#ifdef _ALPINE
#include <termios.h>
#else
#include <termio.h>
#endif

const char *argp_program_version = td_version;
#ifdef CUS_EMAIL
const char *argp_program_bug_address = CUS_EMAIL;
#else
const char *argp_program_bug_address = "support@taosdata.com";
#endif

static struct argp_option shellOptions[] = {
    {"host", 'h', "HOST", 0, SHELL_HOST},
    {"port", 'P', "PORT", 0, SHELL_PORT},
    {"user", 'u', "USER", 0, SHELL_USER},
    {0, 'p', 0, 0, SHELL_PASSWORD},
    {"auth", 'a', "AUTH", 0, SHELL_AUTH},
    {"generate-auth", 'A', 0, 0, SHELL_GEN_AUTH},
    {"config-dir", 'c', "DIR", 0, SHELL_CFG_DIR},
    {"dump-config", 'C', 0, 0, SHELL_DMP_CFG},
    {"commands", 's', "COMMANDS", 0, SHELL_CMD},
    {"raw-time", 'r', 0, 0, SHELL_RAW_TIME},
    {"file", 'f', "FILE", 0, SHELL_FILE},
    {"database", 'd', "DATABASE", 0, SHELL_DB},
    {"check", 'k', 0, 0, SHELL_CHECK},
    {"startup", 't', 0, 0, SHELL_STARTUP},
    {"display-width", 'w', "WIDTH", 0, SHELL_WIDTH},
    {"netrole", 'n', "NETROLE", 0, SHELL_NET_ROLE},
    {"pktlen", 'l', "PKTLEN", 0, SHELL_PKT_LEN},
    {"cloud-dsn", 'E', "DSN", 0, OLD_DSN_DESC},
    {"timeout", 'T', "SECONDS", 0, SHELL_TIMEOUT},
    {"pktnum", 'N', "PKTNUM", 0, SHELL_PKT_NUM},
    {"bimode", 'B', 0, 0, SHELL_BI_MODE},
    {"log-output", 'o', "OUTPUT", 0, SHELL_LOG_OUTPUT},
    {"dsn", 'X', "DSN", 0, DSN_DESC},
    {DRIVER_OPT, 'Z', "DRIVER", 0, DRIVER_DESC},
    {0},
};

static error_t shellParseOpt(int32_t key, char *arg, struct argp_state *state) { return shellParseSingleOpt(key, arg); }

static struct argp shellArgp = {shellOptions, shellParseOpt, "", ""};

static int32_t shellParseArgsUseArgp(int argc, char *argv[]) {
  argp_program_version = shell.info.programVersion;
  error_t err = argp_parse(&shellArgp, argc, argv, 0, 0, &shell.args);
  return (err != 0);
}

#endif

#ifndef ARGP_ERR_UNKNOWN
#define ARGP_ERR_UNKNOWN E2BIG
#endif

static int32_t shellParseSingleOpt(int32_t key, char *arg) {
  SShellArgs *pArgs = &shell.args;

  switch (key) {
    case 'h':
      pArgs->host = arg;
      break;
    case 'P':
      pArgs->port = atoi(arg);
      if (pArgs->port == 0) {
        pArgs->port = -1;
      } else {
        pArgs->port_inputted = true;
      }
      break;
    case 'u':
      pArgs->user = arg;
      break;
    case 'p':
      break;
    case 'a':
      pArgs->auth = arg;
      break;
    case 'A':
      pArgs->is_gen_auth = true;
      break;
    case 'B':
      pArgs->is_bi_mode = true;
      break;
    case 'c':
      pArgs->cfgdir = arg;
      break;
    case 'C':
      pArgs->is_dump_config = true;
      break;
    case 's':
      pArgs->commands = arg;
      break;
    case 'r':
      pArgs->is_raw_time = true;
      break;
    case 'f':
      tstrncpy(pArgs->file, arg, sizeof(pArgs->file));
      break;
    case 'd':
      pArgs->database = arg;
      break;
    case 'k':
      pArgs->is_check = true;
      break;
    case 't':
      pArgs->is_startup = true;
      break;
    case 'w':
      pArgs->displayWidth = atoi(arg);
      break;
    case 'n':
      pArgs->netrole = arg;
      break;
    case 'l':
      pArgs->pktLen = atoi(arg);
      break;
    case 'N':
      pArgs->pktNum = atoi(arg);
      break;
#if defined(LINUX)
    case 'o':
      if (strlen(arg) >= PATH_MAX) {
        printf("failed to set log output since length overflow, max length is %d\r\n", PATH_MAX);
        return TSDB_CODE_INVALID_CFG;
      }
      tsLogOutput = taosMemoryMalloc(PATH_MAX);
      if (!tsLogOutput) {
        printf("failed to set log output: '%s' since %s\r\n", arg, tstrerror(terrno));
        return terrno;
      }
      if (taosExpandDir(arg, tsLogOutput, PATH_MAX) != 0) {
        printf("failed to expand log output: '%s' since %s\r\n", arg, tstrerror(terrno));
        return terrno;
      }
      break;
#endif
    case 'E':
    case 'X':
      pArgs->dsn = arg;
      break;
    case 'T':
      pArgs->timeout = atoi(arg);
      break;
    case 'Z':
      pArgs->connMode = getConnMode(arg);
      break;
    case 'V':
      pArgs->is_version = true;
      break;
    case '?':
      pArgs->is_help = true;
      break;
    case 1:
      pArgs->abort = 1;
      break;
    default:
      return ARGP_ERR_UNKNOWN;
  }
  return 0;
}
#if defined(_TD_WINDOWS_64) || defined(_TD_WINDOWS_32) || defined(_TD_DARWIN_64) || defined(TD_ASTRA)

int32_t shellParseArgsWithoutArgp(int argc, char *argv[]) {
  SShellArgs *pArgs = &shell.args;
  int32_t     ret = 0;

  for (int i = 1; i < argc; i++) {
    if (strcmp(argv[i], "--help") == 0 || strcmp(argv[i], "--usage") == 0
            || strcmp(argv[i], "-?") == 0 || strcmp(argv[i], "/?") == 0) {
      return shellParseSingleOpt('?', NULL);
    }

    char   *key = argv[i];
    if (key[0] != '-') {
      fprintf(stderr, "invalid option %s\r\n", key);
      return -1;
    }
    int32_t keyLen = strlen(key);

    if (key[1] == 'h' || key[1] == 'P' || key[1] == 'u' || key[1] == 'a' || key[1] == 'c' || key[1] == 's' ||
        key[1] == 'f' || key[1] == 'd' || key[1] == 'w' || key[1] == 'n' || key[1] == 'l' || key[1] == 'N' ||
        key[1] == 'E' || key[1] == 'T' || key[1] == 'X' || key[1] == 'Z') {
      if (keyLen > 2) {
        ret = shellParseSingleOpt(key[1], key + 2);
      } else if ((i + 1 >= argc) || (argv[i + 1][0] == '-')) {
        fprintf(stderr, "option %s requires an argument\r\n", key);
        return -1;
      } else {
        ret = shellParseSingleOpt(key[1], argv[i + 1]);
        i++;
      }
    } else if (keyLen != 2) {
      fprintf(stderr, "invalid option %s\r\n", key);
      return -1;
    } else if (key[1] == 'p' || key[1] == 'A' || key[1] == 'C' || key[1] == 'r' || key[1] == 'k' || key[1] == 't' ||
               key[1] == 'V' || key[1] == '?' || key[1] == 1 || key[1] == 'R'|| key[1] == 'B') {
      ret = shellParseSingleOpt(key[1], NULL);
    } else {
      fprintf(stderr, "invalid option %s\r\n", key);
      return -1;
    }

    if (ret != 0) {
      return ret;
    }
  }

  return 0;
}
#endif

static void shellInitArgs(int argc, char *argv[]) {
  for (int i = 1; i < argc; i++) {
    if (strncmp(argv[i], "-p", 2) == 0) {
      // printf(shell.info.clientVersion, taos_get_client_info());
      if (strlen(argv[i]) == 2) {
        printf("Enter password: ");
        taosSetConsoleEcho(false);
        if (scanf("%255s", shell.args.password) > 1) {
          fprintf(stderr, "password reading error\n");
        }
        taosSetConsoleEcho(true);
        if (EOF == getchar()) {
          fprintf(stderr, "getchar() return EOF\r\n");
        }
      } else {
        tstrncpy(shell.args.password, (char *)(argv[i] + 2), sizeof(shell.args.password));
        strcpy(argv[i], "-p");
      }
      printf("\r\n");
    }
  }
  if (strlen(shell.args.password) == 0) {
    tstrncpy(shell.args.password, TSDB_DEFAULT_PASS, sizeof(shell.args.password));
  }

  SShellArgs *pArgs = &shell.args;
  pArgs->user = TSDB_DEFAULT_USER;
  pArgs->pktLen = SHELL_DEF_PKG_LEN;
  pArgs->pktNum = SHELL_DEF_PKG_NUM;
  pArgs->displayWidth = SHELL_DEFAULT_MAX_BINARY_DISPLAY_WIDTH;
  pArgs->timeout = SHELL_WS_TIMEOUT;

  shell.exit = false;
}

static int32_t shellCheckArgs() {
  SShellArgs *pArgs = &shell.args;
  if (pArgs->host != NULL && (strlen(pArgs->host) <= 0 || strlen(pArgs->host) > TSDB_FQDN_LEN)) {
    printf("Invalid host:%s\r\n", pArgs->host);
    return -1;
  }

  if (pArgs->user != NULL && (strlen(pArgs->user) <= 0 || strlen(pArgs->user) > TSDB_USER_LEN)) {
    printf("Invalid user:%s\r\n", pArgs->user);
    return -1;
  }

  if (pArgs->auth != NULL && (strlen(pArgs->auth) <= 0 || strlen(pArgs->auth) > TSDB_PASSWORD_LEN)) {
    printf("Invalid auth:%s\r\n", pArgs->auth);
    return -1;
  }

  if (pArgs->database != NULL && (strlen(pArgs->database) <= 0 || strlen(pArgs->database) > TSDB_DB_NAME_LEN)) {
    printf("Invalid database:%s\r\n", pArgs->database);
    return -1;
  }

  if (pArgs->file[0] != 0) {
    char fullname[PATH_MAX] = {0};
    if (taosExpandDir(pArgs->file, fullname, PATH_MAX) == 0) {
      tstrncpy(pArgs->file, fullname, PATH_MAX);
    }
  }

  if (pArgs->cfgdir != NULL) {
    if (strlen(pArgs->cfgdir) <= 0 || strlen(pArgs->cfgdir) >= PATH_MAX) {
      printf("Invalid cfgdir:%s\r\n", pArgs->cfgdir);
      return -1;
    } else {
      if (taosExpandDir(pArgs->cfgdir, configDirShell, PATH_MAX) != 0) {
        tstrncpy(configDirShell, pArgs->cfgdir, PATH_MAX);
      }
      // check cfg dir exist
      /*
      if(!taosIsDir(configDirShell)) {
        printf("folder not exist. cfgdir:%s  expand:%s\r\n", pArgs->cfgdir, configDirShell);
        configDirShell[0] = 0;
        return -1;          
      }*/  
    }
  }

  if (pArgs->commands != NULL && (strlen(pArgs->commands) <= 0)) {
    printf("Invalid commands:%s\r\n", pArgs->commands);
    return -1;
  }

  if (pArgs->netrole != NULL && !(strcmp(pArgs->netrole, "client") == 0 || strcmp(pArgs->netrole, "server") == 0)) {
    printf("Invalid netrole:%s\r\n", pArgs->netrole);
    return -1;
  }

  if (/*pArgs->password != NULL && */ (strlen(pArgs->password) <= 0)) {
    printf("Invalid password\r\n");
    return -1;
  }

  if (pArgs->port < 0 || pArgs->port > 65535) {
    printf("Invalid port\r\n");
    return -1;
  }

  if (pArgs->pktLen < SHELL_MIN_PKG_LEN || pArgs->pktLen > SHELL_MAX_PKG_LEN) {
    printf("Invalid pktLen:%d, range:[%d, %d]\r\n", pArgs->pktLen, SHELL_MIN_PKG_LEN, SHELL_MAX_PKG_LEN);
    return -1;
  }

  if (pArgs->pktNum < SHELL_MIN_PKG_NUM || pArgs->pktNum > SHELL_MAX_PKG_NUM) {
    printf("Invalid pktNum:%d, range:[%d, %d]\r\n", pArgs->pktNum, SHELL_MIN_PKG_NUM, SHELL_MAX_PKG_NUM);
    return -1;
  }

  if (pArgs->displayWidth <= 0 || pArgs->displayWidth > 10 * 1024) {
    printf("Invalid displayWidth:%d, range:[1, 10 * 1024]\r\n", pArgs->displayWidth);
    return -1;
  }

  return 0;
}

int32_t shellParseArgs(int32_t argc, char *argv[]) {
  shellInitArgs(argc, argv);
  shell.info.clientVersion =
      "Welcome to the %s Command Line Interface, %s Client Version:%s \r\n"
      "Copyright (c) 2025 by %s, all rights reserved.\r\n\r\n";
#ifdef CUS_NAME
  strcpy(shell.info.cusName, CUS_NAME);
#else
  strcpy(shell.info.cusName, "TDengine TSDB");
#endif
  char promptContinueFormat[32] = {0};
#ifdef CUS_PROMPT
  sprintf(shell.info.promptHeader, "%s> ", CUS_PROMPT);
  sprintf(promptContinueFormat, "%%%zus> ", strlen(CUS_PROMPT));
#else
  sprintf(shell.info.promptHeader, "taos> ");
  sprintf(promptContinueFormat, "%%%zus> ", strlen("taos"));
#endif
  sprintf(shell.info.promptContinue, promptContinueFormat, " ");
  shell.info.promptSize = strlen(shell.info.promptHeader);
#ifdef TD_ENTERPRISE
  snprintf(shell.info.programVersion, sizeof(shell.info.programVersion),
           "%s\n%s version: %s compatible_version: %s\ngit: %s\ngitOfInternal: %s\nbuild: %s", TD_PRODUCT_NAME,
           CUS_PROMPT, td_version, td_compatible_version, td_gitinfo, td_gitinfoOfInternal, td_buildinfo);
#else
  snprintf(shell.info.programVersion, sizeof(shell.info.programVersion),
           "%s\n%s version: %s compatible_version: %s\ngit: %s\nbuild: %s", TD_PRODUCT_NAME, CUS_PROMPT, td_version,
           td_compatible_version, td_gitinfo, td_buildinfo);
#endif

#if defined(_TD_WINDOWS_64) || defined(_TD_WINDOWS_32)
  shell.info.osname = "Windows";
  snprintf(shell.history.file, TSDB_FILENAME_LEN, "C:/TDengine/%s", SHELL_HISTORY_FILE);
  if (shellParseArgsWithoutArgp(argc, argv) != 0) return -1;
#elif defined(_TD_DARWIN_64)
  shell.info.osname = "Darwin";
  snprintf(shell.history.file, TSDB_FILENAME_LEN, "%s/%s", getpwuid(getuid())->pw_dir, SHELL_HISTORY_FILE);
  if (shellParseArgsWithoutArgp(argc, argv) != 0) return -1;
#elif defined(TD_ASTRA)
  shell.info.osname = "Astra";
  snprintf(shell.history.file, TSDB_FILENAME_LEN, "C:%sTDengine%s%s", TD_DIRSEP, TD_DIRSEP,
           SHELL_HISTORY_FILE);  // TD_ASTRA_TODO getenv("HOME")
  if (shellParseArgsWithoutArgp(argc, argv) != 0) return -1;
#else
  shell.info.osname = "Linux";
  snprintf(shell.history.file, TSDB_FILENAME_LEN, "%s/%s", getenv("HOME"), SHELL_HISTORY_FILE);
  if (shellParseArgsUseArgp(argc, argv) != 0) return -1;
  if (shell.args.abort) {
    return -1;
  }
#endif

  return shellCheckArgs();
}

int32_t getDsnEnv() {
  if (shell.args.connMode == CONN_MODE_NATIVE) {
    if (shell.args.dsn != NULL) {
      fprintf(stderr, DSN_NATIVE_CONFLICT);
      return -1;
    }
  } else {
    if (shell.args.dsn != NULL) {
      return 0;
    } else {
      // read cloud
      shell.args.dsn = getenv("TDENGINE_CLOUD_DSN");
      if (shell.args.dsn && strlen(shell.args.dsn) > 4) {
        fprintf(stderr, "Use the environment variable TDENGINE_CLOUD_DSN:%s as the input for the DSN option.\r\n",
                shell.args.dsn);
        return 0;
      }

      // read local
      shell.args.dsn = getenv("TDENGINE_DSN");
      if (shell.args.dsn && strlen(shell.args.dsn) > 4) {
        fprintf(stderr, "Use the environment variable TDENGINE_DSN:%s as the input for the DSN option.\r\n",
                shell.args.dsn);
        return 0;
      }
      shell.args.dsn = NULL;
    }
  }

  return 0;
}

1	/*
2	* Copyright (c) 2019 TAOS Data, Inc. <jhtao@taosdata.com>
3	*
4	* This program is free software: you can use, redistribute, and/or modify
5	* it under the terms of the GNU Affero General Public License, version 3
6	* or later ("AGPL"), as published by the Free Software Foundation.
7	*
8	* This program is distributed in the hope that it will be useful, but WITHOUT
9	* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
10	* FITNESS FOR A PARTICULAR PURPOSE.
11	*
12	* You should have received a copy of the GNU Affero General Public License
13	* along with this program. If not, see <http://www.gnu.org/licenses/>.
14	*/
15
16	#include "shellInt.h"
17	#include "../../inc/pub.h"
18	char configDirShell[PATH_MAX] = {0};
19
20	#define TAOS_CONSOLE_PROMPT_CONTINUE " -> "
21
22	#define SHELL_HOST "The server FQDN to connect. The default host is localhost."
23	#define SHELL_PORT "The TCP/IP port number to use for the connection."
24	#define SHELL_USER "The user name to use when connecting to the server."
25	#define SHELL_PASSWORD "The password to use when connecting to the server."
26	#define SHELL_AUTH "The auth string to use when connecting to the server."
27	#define SHELL_GEN_AUTH "Generate auth string from password."
28	#define SHELL_CFG_DIR "Configuration directory."
29	#define SHELL_DMP_CFG "Dump configuration."
30	#define SHELL_CMD "Commands to run without enter the shell."
31	#define SHELL_RAW_TIME "Output time as uint64_t."
32	#define SHELL_FILE "Script to run without enter the shell."
33	#define SHELL_DB "Database to use when connecting to the server."
34	#define SHELL_CHECK "Check the service status."
35	#define SHELL_STARTUP "Check the details of the service status."
36	#define SHELL_WIDTH "Set the default binary display width, default is 30."
37	#define SHELL_NET_ROLE "Net role when network connectivity test, options: client\|server."
38	#define SHELL_PKT_LEN "Packet length used for net test, default is 1024 bytes."
39	#define SHELL_PKT_NUM "Packet numbers used for net test, default is 100."
40	#define SHELL_BI_MODE "Set BI mode"
41	#define SHELL_VERSION "Print program version."
42	#define SHELL_DSN "Use dsn to connect to the cloud server or to a remote server which provides WebSocket connection."
43	#define SHELL_TIMEOUT "Set the timeout for WebSocket query in seconds, default is 30."
44	#define SHELL_LOG_OUTPUT \
45	"Specify log output. Options:\n\r\t\t\t stdout, stderr, /dev/null, <directory>, <directory>/<filename>, " \
46	"<filename>\n\r\t\t\t * If OUTPUT contains an absolute directory, logs will be stored in that directory " \
47	"instead of logDir.\n\r\t\t\t * If OUTPUT contains a relative directory, logs will be stored in the directory " \
48	"combined with logDir and the relative directory."
49
50	#ifdef WEBSOCKET
51	#define SHELL_DRIVER_DEFAULT "0." // todo simon -> 1
52	#else
53	#define SHELL_DRIVER_DEFAULT "0."
54	#endif
55
56	static int32_t shellParseSingleOpt(int32_t key, char *arg);
57
58	void shellPrintHelp() {	×
59	char indent[] = " ";	×
60	printf("Usage: %s [OPTION...] \r\n\r\n", CUS_PROMPT);	×
61	printf("%s%s%s%s\r\n", indent, "-a,", indent, SHELL_AUTH);	×
62	printf("%s%s%s%s\r\n", indent, "-A,", indent, SHELL_GEN_AUTH);	×
63	printf("%s%s%s%s\r\n", indent, "-B,", indent, SHELL_BI_MODE);	×
64	printf("%s%s%s%s\r\n", indent, "-c,", indent, SHELL_CFG_DIR);	×
65	printf("%s%s%s%s\r\n", indent, "-C,", indent, SHELL_DMP_CFG);	×
66	printf("%s%s%s%s\r\n", indent, "-d,", indent, SHELL_DB);	×
67	printf("%s%s%s%s\r\n", indent, "-f,", indent, SHELL_FILE);	×
68	printf("%s%s%s%s\r\n", indent, "-h,", indent, SHELL_HOST);	×
69	printf("%s%s%s%s\r\n", indent, "-k,", indent, SHELL_CHECK);	×
70	printf("%s%s%s%s\r\n", indent, "-l,", indent, SHELL_PKT_LEN);	×
71	printf("%s%s%s%s\r\n", indent, "-n,", indent, SHELL_NET_ROLE);	×
72	printf("%s%s%s%s\r\n", indent, "-N,", indent, SHELL_PKT_NUM);	×
73	#if defined(LINUX)
74	printf("%s%s%s%s\r\n", indent, "-o,", indent, SHELL_LOG_OUTPUT);	×
75	#endif
76	printf("%s%s%s%s\r\n", indent, "-p,", indent, SHELL_PASSWORD);	×
77	printf("%s%s%s%s\r\n", indent, "-P,", indent, SHELL_PORT);	×
78	printf("%s%s%s%s\r\n", indent, "-r,", indent, SHELL_RAW_TIME);	×
79	printf("%s%s%s%s\r\n", indent, "-s,", indent, SHELL_CMD);	×
80	printf("%s%s%s%s\r\n", indent, "-t,", indent, SHELL_STARTUP);	×
81	printf("%s%s%s%s\r\n", indent, "-u,", indent, SHELL_USER);	×
82	printf("%s%s%s%s\r\n", indent, "-E,", indent, OLD_DSN_DESC);	×
83	printf("%s%s%s%s\r\n", indent, "-T,", indent, SHELL_TIMEOUT);	×
84	printf("%s%s%s%s\r\n", indent, "-w,", indent, SHELL_WIDTH);	×
85	printf("%s%s%s%s\r\n", indent, "-V,", indent, SHELL_VERSION);	×
86	printf("%s%s%s%s\r\n", indent, "-X,", indent, DSN_DESC);	×
87	printf("%s%s%s%s\r\n", indent, "-Z,", indent, DRIVER_DESC);	×
88
89	#ifdef CUS_EMAIL
90	printf("\r\n\r\nReport bugs to %s.\r\n", CUS_EMAIL);	×
91	#else
92	printf("\r\n\r\nReport bugs to %s.\r\n", "support@taosdata.com");
93	#endif
94	}	×
95
96	#if defined(LINUX) && !defined(TD_ASTRA)
97	#include <argp.h>
98	#ifdef _ALPINE
99	#include <termios.h>
100	#else
101	#include <termio.h>
102	#endif
103
104	const char *argp_program_version = td_version;
105	#ifdef CUS_EMAIL
106	const char *argp_program_bug_address = CUS_EMAIL;
107	#else
108	const char *argp_program_bug_address = "support@taosdata.com";
109	#endif
110
111	static struct argp_option shellOptions[] = {
112	{"host", 'h', "HOST", 0, SHELL_HOST},
113	{"port", 'P', "PORT", 0, SHELL_PORT},
114	{"user", 'u', "USER", 0, SHELL_USER},
115	{0, 'p', 0, 0, SHELL_PASSWORD},
116	{"auth", 'a', "AUTH", 0, SHELL_AUTH},
117	{"generate-auth", 'A', 0, 0, SHELL_GEN_AUTH},
118	{"config-dir", 'c', "DIR", 0, SHELL_CFG_DIR},
119	{"dump-config", 'C', 0, 0, SHELL_DMP_CFG},
120	{"commands", 's', "COMMANDS", 0, SHELL_CMD},
121	{"raw-time", 'r', 0, 0, SHELL_RAW_TIME},
122	{"file", 'f', "FILE", 0, SHELL_FILE},
123	{"database", 'd', "DATABASE", 0, SHELL_DB},
124	{"check", 'k', 0, 0, SHELL_CHECK},
125	{"startup", 't', 0, 0, SHELL_STARTUP},
126	{"display-width", 'w', "WIDTH", 0, SHELL_WIDTH},
127	{"netrole", 'n', "NETROLE", 0, SHELL_NET_ROLE},
128	{"pktlen", 'l', "PKTLEN", 0, SHELL_PKT_LEN},
129	{"cloud-dsn", 'E', "DSN", 0, OLD_DSN_DESC},
130	{"timeout", 'T', "SECONDS", 0, SHELL_TIMEOUT},
131	{"pktnum", 'N', "PKTNUM", 0, SHELL_PKT_NUM},
132	{"bimode", 'B', 0, 0, SHELL_BI_MODE},
133	{"log-output", 'o', "OUTPUT", 0, SHELL_LOG_OUTPUT},
134	{"dsn", 'X', "DSN", 0, DSN_DESC},
135	{DRIVER_OPT, 'Z', "DRIVER", 0, DRIVER_DESC},
136	{0},
137	};
138
139	static error_t shellParseOpt(int32_t key, char arg, struct argp_state state) { return shellParseSingleOpt(key, arg); }	21,303✔
140
141	static struct argp shellArgp = {shellOptions, shellParseOpt, "", ""};
142
143	static int32_t shellParseArgsUseArgp(int argc, char *argv[]) {	3,251✔
144	argp_program_version = shell.info.programVersion;	3,251✔
145	error_t err = argp_parse(&shellArgp, argc, argv, 0, 0, &shell.args);	3,251✔
146	return (err != 0);	3,215✔
147	}
148
149	#endif
150
151	#ifndef ARGP_ERR_UNKNOWN
152	#define ARGP_ERR_UNKNOWN E2BIG
153	#endif
154
155	static int32_t shellParseSingleOpt(int32_t key, char *arg) {	21,303✔
156	SShellArgs *pArgs = &shell.args;	21,303✔
157
158	switch (key) {	21,303!
159	case 'h':	1,375✔
160	pArgs->host = arg;	1,375✔
161	break;	1,375✔
162	case 'P':	133✔
163	pArgs->port = atoi(arg);	133✔
164	if (pArgs->port == 0) {	133✔
165	pArgs->port = -1;	4✔
166	} else {
167	pArgs->port_inputted = true;	129✔
168	}
169	break;	133✔
170	case 'u':	17✔
171	pArgs->user = arg;	17✔
172	break;	17✔
173	case 'p':	14✔
174	break;	14✔
175	case 'a':	4✔
176	pArgs->auth = arg;	4✔
177	break;	4✔
178	case 'A':	1✔
179	pArgs->is_gen_auth = true;	1✔
180	break;	1✔
181	case 'B':	6✔
182	pArgs->is_bi_mode = true;	6✔
183	break;	6✔
184	case 'c':	339✔
185	pArgs->cfgdir = arg;	339✔
186	break;	339✔
187	case 'C':	2✔
188	pArgs->is_dump_config = true;	2✔
189	break;	2✔
190	case 's':	1,676✔
191	pArgs->commands = arg;	1,676✔
192	break;	1,676✔
193	case 'r':	2✔
194	pArgs->is_raw_time = true;	2✔
195	break;	2✔
196	case 'f':	1,514✔
197	tstrncpy(pArgs->file, arg, sizeof(pArgs->file));	1,514✔
198	break;	1,514✔
199	case 'd':	4✔
200	pArgs->database = arg;	4✔
201	break;	4✔
202	case 'k':	3✔
203	pArgs->is_check = true;	3✔
204	break;	3✔
205	case 't':	2✔
206	pArgs->is_startup = true;	2✔
207	break;	2✔
208	case 'w':	6✔
209	pArgs->displayWidth = atoi(arg);	6✔
210	break;	6✔
211	case 'n':	1✔
212	pArgs->netrole = arg;	1✔
213	break;	1✔
214	case 'l':	5✔
215	pArgs->pktLen = atoi(arg);	5✔
216	break;	5✔
217	case 'N':	5✔
218	pArgs->pktNum = atoi(arg);	5✔
219	break;	5✔
220	#if defined(LINUX)
221	case 'o':	3✔
222	if (strlen(arg) >= PATH_MAX) {	3!
223	printf("failed to set log output since length overflow, max length is %d\r\n", PATH_MAX);	×
224	return TSDB_CODE_INVALID_CFG;	×
225	}
226	tsLogOutput = taosMemoryMalloc(PATH_MAX);	3!
227	if (!tsLogOutput) {	3!
228	printf("failed to set log output: '%s' since %s\r\n", arg, tstrerror(terrno));	×
229	return terrno;	×
230	}
231	if (taosExpandDir(arg, tsLogOutput, PATH_MAX) != 0) {	3!
232	printf("failed to expand log output: '%s' since %s\r\n", arg, tstrerror(terrno));	×
233	return terrno;	×
234	}
235	break;	3✔
236	#endif
237	case 'E':	17✔
238	case 'X':
239	pArgs->dsn = arg;	17✔
240	break;	17✔
241	case 'T':	5✔
242	pArgs->timeout = atoi(arg);	5✔
243	break;	5✔
244	case 'Z':	58✔
245	pArgs->connMode = getConnMode(arg);	58✔
246	break;	56✔
247	case 'V':	×
248	pArgs->is_version = true;	×
249	break;	×
250	case '?':	×
251	pArgs->is_help = true;	×
252	break;	×
253	case 1:	×
254	pArgs->abort = 1;	×
255	break;	×
256	default:	16,111✔
257	return ARGP_ERR_UNKNOWN;	16,111✔
258	}
259	return 0;	5,190✔
260	}
261	#if defined(_TD_WINDOWS_64) \|\| defined(_TD_WINDOWS_32) \|\| defined(_TD_DARWIN_64) \|\| defined(TD_ASTRA)
262
263	int32_t shellParseArgsWithoutArgp(int argc, char *argv[]) {
264	SShellArgs *pArgs = &shell.args;
265	int32_t ret = 0;
266
267	for (int i = 1; i < argc; i++) {
268	if (strcmp(argv[i], "--help") == 0 \|\| strcmp(argv[i], "--usage") == 0
269	\|\| strcmp(argv[i], "-?") == 0 \|\| strcmp(argv[i], "/?") == 0) {
270	return shellParseSingleOpt('?', NULL);
271	}
272
273	char *key = argv[i];
274	if (key[0] != '-') {
275	fprintf(stderr, "invalid option %s\r\n", key);
276	return -1;
277	}
278	int32_t keyLen = strlen(key);
279
280	if (key[1] == 'h' \|\| key[1] == 'P' \|\| key[1] == 'u' \|\| key[1] == 'a' \|\| key[1] == 'c' \|\| key[1] == 's' \|\|
281	key[1] == 'f' \|\| key[1] == 'd' \|\| key[1] == 'w' \|\| key[1] == 'n' \|\| key[1] == 'l' \|\| key[1] == 'N' \|\|
282	key[1] == 'E' \|\| key[1] == 'T' \|\| key[1] == 'X' \|\| key[1] == 'Z') {
283	if (keyLen > 2) {
284	ret = shellParseSingleOpt(key[1], key + 2);
285	} else if ((i + 1 >= argc) \|\| (argv[i + 1][0] == '-')) {
286	fprintf(stderr, "option %s requires an argument\r\n", key);
287	return -1;
288	} else {
289	ret = shellParseSingleOpt(key[1], argv[i + 1]);
290	i++;
291	}
292	} else if (keyLen != 2) {
293	fprintf(stderr, "invalid option %s\r\n", key);
294	return -1;
295	} else if (key[1] == 'p' \|\| key[1] == 'A' \|\| key[1] == 'C' \|\| key[1] == 'r' \|\| key[1] == 'k' \|\| key[1] == 't' \|\|
296	key[1] == 'V' \|\| key[1] == '?' \|\| key[1] == 1 \|\| key[1] == 'R'\|\| key[1] == 'B') {
297	ret = shellParseSingleOpt(key[1], NULL);
298	} else {
299	fprintf(stderr, "invalid option %s\r\n", key);
300	return -1;
301	}
302
303	if (ret != 0) {
304	return ret;
305	}
306	}
307
308	return 0;
309	}
310	#endif
311
312	static void shellInitArgs(int argc, char *argv[]) {	3,251✔
313	for (int i = 1; i < argc; i++) {	13,633✔
314	if (strncmp(argv[i], "-p", 2) == 0) {	10,382✔
315	// printf(shell.info.clientVersion, taos_get_client_info());
316	if (strlen(argv[i]) == 2) {	14✔
317	printf("Enter password: ");	3✔
318	taosSetConsoleEcho(false);	3✔
319	if (scanf("%255s", shell.args.password) > 1) {	3!
320	fprintf(stderr, "password reading error\n");	×
321	}
322	taosSetConsoleEcho(true);	3✔
323	if (EOF == getchar()) {	3!
324	fprintf(stderr, "getchar() return EOF\r\n");	3✔
325	}
326	} else {
327	tstrncpy(shell.args.password, (char *)(argv[i] + 2), sizeof(shell.args.password));	11✔
328	strcpy(argv[i], "-p");	11✔
329	}
330	printf("\r\n");	14✔
331	}
332	}
333	if (strlen(shell.args.password) == 0) {	3,251✔
334	tstrncpy(shell.args.password, TSDB_DEFAULT_PASS, sizeof(shell.args.password));	3,237✔
335	}
336
337	SShellArgs *pArgs = &shell.args;	3,251✔
338	pArgs->user = TSDB_DEFAULT_USER;	3,251✔
339	pArgs->pktLen = SHELL_DEF_PKG_LEN;	3,251✔
340	pArgs->pktNum = SHELL_DEF_PKG_NUM;	3,251✔
341	pArgs->displayWidth = SHELL_DEFAULT_MAX_BINARY_DISPLAY_WIDTH;	3,251✔
342	pArgs->timeout = SHELL_WS_TIMEOUT;	3,251✔
343
344	shell.exit = false;	3,251✔
345	}	3,251✔
346
347	static int32_t shellCheckArgs() {	3,215✔
348	SShellArgs *pArgs = &shell.args;	3,215✔
349	if (pArgs->host != NULL && (strlen(pArgs->host) <= 0 \|\| strlen(pArgs->host) > TSDB_FQDN_LEN)) {	3,215!
350	printf("Invalid host:%s\r\n", pArgs->host);	2✔
351	return -1;	2✔
352	}
353
354	if (pArgs->user != NULL && (strlen(pArgs->user) <= 0 \|\| strlen(pArgs->user) > TSDB_USER_LEN)) {	3,213!
355	printf("Invalid user:%s\r\n", pArgs->user);	2✔
356	return -1;	2✔
357	}
358
359	if (pArgs->auth != NULL && (strlen(pArgs->auth) <= 0 \|\| strlen(pArgs->auth) > TSDB_PASSWORD_LEN)) {	3,211!
360	printf("Invalid auth:%s\r\n", pArgs->auth);	1✔
361	return -1;	1✔
362	}
363
364	if (pArgs->database != NULL && (strlen(pArgs->database) <= 0 \|\| strlen(pArgs->database) > TSDB_DB_NAME_LEN)) {	3,210!
365	printf("Invalid database:%s\r\n", pArgs->database);	×
366	return -1;	×
367	}
368
369	if (pArgs->file[0] != 0) {	3,210✔
370	char fullname[PATH_MAX] = {0};	1,514✔
371	if (taosExpandDir(pArgs->file, fullname, PATH_MAX) == 0) {	1,514!
372	tstrncpy(pArgs->file, fullname, PATH_MAX);	1,514✔
373	}
374	}
375
376	if (pArgs->cfgdir != NULL) {	3,210✔
377	if (strlen(pArgs->cfgdir) <= 0 \|\| strlen(pArgs->cfgdir) >= PATH_MAX) {	338!
378	printf("Invalid cfgdir:%s\r\n", pArgs->cfgdir);	×
379	return -1;	×
380	} else {
381	if (taosExpandDir(pArgs->cfgdir, configDirShell, PATH_MAX) != 0) {	338!
382	tstrncpy(configDirShell, pArgs->cfgdir, PATH_MAX);	×
383	}
384	// check cfg dir exist
385	/*
386	if(!taosIsDir(configDirShell)) {
387	printf("folder not exist. cfgdir:%s expand:%s\r\n", pArgs->cfgdir, configDirShell);
388	configDirShell[0] = 0;
389	return -1;
390	}*/
391	}
392	}
393
394	if (pArgs->commands != NULL && (strlen(pArgs->commands) <= 0)) {	3,210✔
395	printf("Invalid commands:%s\r\n", pArgs->commands);	2✔
396	return -1;	2✔
397	}
398
399	if (pArgs->netrole != NULL && !(strcmp(pArgs->netrole, "client") == 0 \|\| strcmp(pArgs->netrole, "server") == 0)) {	3,208!
400	printf("Invalid netrole:%s\r\n", pArgs->netrole);	×
401	return -1;	×
402	}
403
404	if (/pArgs->password != NULL && / (strlen(pArgs->password) <= 0)) {	3,208!
405	printf("Invalid password\r\n");	×
406	return -1;	×
407	}
408
409	if (pArgs->port < 0 \|\| pArgs->port > 65535) {	3,208!
410	printf("Invalid port\r\n");	4✔
411	return -1;	4✔
412	}
413
414	if (pArgs->pktLen < SHELL_MIN_PKG_LEN \|\| pArgs->pktLen > SHELL_MAX_PKG_LEN) {	3,204!
415	printf("Invalid pktLen:%d, range:[%d, %d]\r\n", pArgs->pktLen, SHELL_MIN_PKG_LEN, SHELL_MAX_PKG_LEN);	2✔
416	return -1;	2✔
417	}
418
419	if (pArgs->pktNum < SHELL_MIN_PKG_NUM \|\| pArgs->pktNum > SHELL_MAX_PKG_NUM) {	3,202!
420	printf("Invalid pktNum:%d, range:[%d, %d]\r\n", pArgs->pktNum, SHELL_MIN_PKG_NUM, SHELL_MAX_PKG_NUM);	2✔
421	return -1;	2✔
422	}
423
424	if (pArgs->displayWidth <= 0 \|\| pArgs->displayWidth > 10 * 1024) {	3,200!
425	printf("Invalid displayWidth:%d, range:[1, 10 * 1024]\r\n", pArgs->displayWidth);	2✔
426	return -1;	2✔
427	}
428
429	return 0;	3,198✔
430	}
431
432	int32_t shellParseArgs(int32_t argc, char *argv[]) {	3,251✔
433	shellInitArgs(argc, argv);	3,251✔
434	shell.info.clientVersion =	3,251✔
435	"Welcome to the %s Command Line Interface, %s Client Version:%s \r\n"
436	"Copyright (c) 2025 by %s, all rights reserved.\r\n\r\n";
437	#ifdef CUS_NAME
438	strcpy(shell.info.cusName, CUS_NAME);
439	#else
440	strcpy(shell.info.cusName, "TDengine TSDB");	3,251✔
441	#endif
442	char promptContinueFormat[32] = {0};	3,251✔
443	#ifdef CUS_PROMPT
444	sprintf(shell.info.promptHeader, "%s> ", CUS_PROMPT);	3,251✔
445	sprintf(promptContinueFormat, "%%%zus> ", strlen(CUS_PROMPT));	3,251✔
446	#else
447	sprintf(shell.info.promptHeader, "taos> ");
448	sprintf(promptContinueFormat, "%%%zus> ", strlen("taos"));
449	#endif
450	sprintf(shell.info.promptContinue, promptContinueFormat, " ");	3,251✔
451	shell.info.promptSize = strlen(shell.info.promptHeader);	3,251✔
452	#ifdef TD_ENTERPRISE
453	snprintf(shell.info.programVersion, sizeof(shell.info.programVersion),	3,251✔
454	"%s\n%s version: %s compatible_version: %s\ngit: %s\ngitOfInternal: %s\nbuild: %s", TD_PRODUCT_NAME,
455	CUS_PROMPT, td_version, td_compatible_version, td_gitinfo, td_gitinfoOfInternal, td_buildinfo);
456	#else
457	snprintf(shell.info.programVersion, sizeof(shell.info.programVersion),
458	"%s\n%s version: %s compatible_version: %s\ngit: %s\nbuild: %s", TD_PRODUCT_NAME, CUS_PROMPT, td_version,
459	td_compatible_version, td_gitinfo, td_buildinfo);
460	#endif
461
462	#if defined(_TD_WINDOWS_64) \|\| defined(_TD_WINDOWS_32)
463	shell.info.osname = "Windows";
464	snprintf(shell.history.file, TSDB_FILENAME_LEN, "C:/TDengine/%s", SHELL_HISTORY_FILE);
465	if (shellParseArgsWithoutArgp(argc, argv) != 0) return -1;
466	#elif defined(_TD_DARWIN_64)
467	shell.info.osname = "Darwin";
468	snprintf(shell.history.file, TSDB_FILENAME_LEN, "%s/%s", getpwuid(getuid())->pw_dir, SHELL_HISTORY_FILE);
469	if (shellParseArgsWithoutArgp(argc, argv) != 0) return -1;
470	#elif defined(TD_ASTRA)
471	shell.info.osname = "Astra";
472	snprintf(shell.history.file, TSDB_FILENAME_LEN, "C:%sTDengine%s%s", TD_DIRSEP, TD_DIRSEP,
473	SHELL_HISTORY_FILE); // TD_ASTRA_TODO getenv("HOME")
474	if (shellParseArgsWithoutArgp(argc, argv) != 0) return -1;
475	#else
476	shell.info.osname = "Linux";	3,251✔
477	snprintf(shell.history.file, TSDB_FILENAME_LEN, "%s/%s", getenv("HOME"), SHELL_HISTORY_FILE);	3,251✔
478	if (shellParseArgsUseArgp(argc, argv) != 0) return -1;	3,251!
479	if (shell.args.abort) {	3,215!
480	return -1;	×
481	}
482	#endif
483
484	return shellCheckArgs();	3,215✔
485	}
486
487	int32_t getDsnEnv() {	3,196✔
488	if (shell.args.connMode == CONN_MODE_NATIVE) {	3,196✔
489	if (shell.args.dsn != NULL) {	23✔
490	fprintf(stderr, DSN_NATIVE_CONFLICT);	1✔
491	return -1;	1✔
492	}
493	} else {
494	if (shell.args.dsn != NULL) {	3,173✔
495	return 0;	16✔
496	} else {
497	// read cloud
498	shell.args.dsn = getenv("TDENGINE_CLOUD_DSN");	3,157✔
499	if (shell.args.dsn && strlen(shell.args.dsn) > 4) {	3,157✔
500	fprintf(stderr, "Use the environment variable TDENGINE_CLOUD_DSN:%s as the input for the DSN option.\r\n",	2✔
501	shell.args.dsn);
502	return 0;	2✔
503	}
504
505	// read local
506	shell.args.dsn = getenv("TDENGINE_DSN");	3,155✔
507	if (shell.args.dsn && strlen(shell.args.dsn) > 4) {	3,155✔
508	fprintf(stderr, "Use the environment variable TDENGINE_DSN:%s as the input for the DSN option.\r\n",	1✔
509	shell.args.dsn);
510	return 0;	1✔
511	}
512	shell.args.dsn = NULL;	3,154✔
513	}
514	}
515
516	return 0;	3,176✔
517	}

taosdata / TDengine / #4760

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