TD-1154 #1112 How to modify root's password when I have forgot it?

src/client/src/taos.def

@@ -3,6 +3,7 @@ taos_init
 taos_cleanup
 taos_options
 taos_connect
+taos_connect_auth
 taos_close
 taos_stmt_init
 taos_stmt_prepare

src/client/src/tscSql.c

@@ -16,6 +16,7 @@
 #include "hash.h"
 #include "os.h"
 #include "qAst.h"
+#include "tkey.h"
 #include "tcache.h"
 #include "tnote.h"
 #include "trpc.h"
@@ -47,18 +48,37 @@ static bool validPassword(const char* passwd) {
   return validImpl(passwd, TSDB_PASSWORD_LEN - 1);
 }
 
-SSqlObj *taosConnectImpl(const char *ip, const char *user, const char *pass, const char *db, uint16_t port,
-                       void (*fp)(void *, TAOS_RES *, int), void *param, void **taos) {
+SSqlObj *taosConnectImpl(const char *ip, const char *user, const char *pass, const char *auth, const char *db,
+                         uint16_t port, void (*fp)(void *, TAOS_RES *, int), void *param, void **taos) {
   taos_init();
-  
+
   if (!validUserName(user)) {
     terrno = TSDB_CODE_TSC_INVALID_USER_LENGTH;
     return NULL;
   }
 
-  if (!validPassword(pass)) {
-    terrno = TSDB_CODE_TSC_INVALID_PASS_LENGTH;
-    return NULL;
+  char secretEncrypt[32] = {0};
+  int  secretEncryptLen = 0;
+  if (auth == NULL) {
+    if (!validPassword(pass)) {
+      terrno = TSDB_CODE_TSC_INVALID_PASS_LENGTH;
+      return NULL;
+    }
+    taosEncryptPass((uint8_t *)pass, strlen(pass), secretEncrypt);
+  } else {
+    int   outlen = 0;
+    int   len = strlen(auth);
+    char *base64 = (char *)base64_decode(auth, len, &outlen);
+    if (base64 == NULL || outlen == 0) {
+      tscError("invalid auth info:%s", auth);
+      free(base64);
+      terrno = TSDB_CODE_TSC_INVALID_PASS_LENGTH;
+      return NULL;
+    } else {
+      memcpy(secretEncrypt, base64, outlen);
+      free(base64);
+    }
+    secretEncryptLen = outlen;
   }
 
   if (ip) {
@@ -67,7 +87,7 @@ SSqlObj *taosConnectImpl(const char *ip, const char *user, const char *pass, con
   } 
  
   void *pDnodeConn = NULL;
-  if (tscInitRpc(user, pass, &pDnodeConn) != 0) {
+  if (tscInitRpc(user, secretEncrypt, &pDnodeConn) != 0) {
     terrno = TSDB_CODE_RPC_NETWORK_UNAVAIL;
     return NULL;
   }
@@ -82,7 +102,8 @@ SSqlObj *taosConnectImpl(const char *ip, const char *user, const char *pass, con
   pObj->signature = pObj;
 
   tstrncpy(pObj->user, user, sizeof(pObj->user));
-  taosEncryptPass((uint8_t *)pass, strlen(pass), pObj->pass);
+  secretEncryptLen = MIN(secretEncryptLen, sizeof(pObj->pass));
+  memcpy(pObj->pass, secretEncrypt, secretEncryptLen);
 
   if (db) {
     int32_t len = (int32_t)strlen(db);
@@ -144,20 +165,17 @@ static void syncConnCallback(void *param, TAOS_RES *tres, int code) {
   tsem_post(&pSql->rspSem);
 }
 
-TAOS *taos_connect(const char *ip, const char *user, const char *pass, const char *db, uint16_t port) {
-  tscDebug("try to create a connection to %s:%u, user:%s db:%s", ip, port, user, db);
-  if (user == NULL) user = TSDB_DEFAULT_USER;
-  if (pass == NULL) pass = TSDB_DEFAULT_PASS;
-
-  STscObj* pObj = NULL;
-  SSqlObj *pSql = taosConnectImpl(ip, user, pass, db, port, syncConnCallback, NULL, (void**) &pObj);
+TAOS *taos_connect_internal(const char *ip, const char *user, const char *pass, const char *auth, const char *db,
+                            uint16_t port) {
+  STscObj *pObj = NULL;
+  SSqlObj *pSql = taosConnectImpl(ip, user, pass, auth, db, port, syncConnCallback, NULL, (void **)&pObj);
   if (pSql != NULL) {
     pSql->fp = syncConnCallback;
     pSql->param = pSql;
-    
+
     tscProcessSql(pSql);
     tsem_wait(&pSql->rspSem);
-    
+
     if (pSql->res.code != TSDB_CODE_SUCCESS) {
       terrno = pSql->res.code;
       taos_free_result(pSql);
@@ -182,23 +200,38 @@ TAOS *taos_connect(const char *ip, const char *user, const char *pass, const cha
   return NULL;
 }
 
-TAOS *taos_connect_c(const char *ip, uint8_t ipLen, const char *user, uint8_t userLen, 
-    const char *pass, uint8_t passLen, const char *db, uint8_t dbLen, uint16_t port) {
-    char ipBuf[TSDB_EP_LEN] = {0};
-    char userBuf[TSDB_USER_LEN] = {0};
-    char passBuf[TSDB_PASSWORD_LEN] = {0};
-    char dbBuf[TSDB_DB_NAME_LEN] = {0};
-    strncpy(ipBuf,   ip,   MIN(TSDB_EP_LEN - 1,     ipLen)); 
-    strncpy(userBuf, user, MIN(TSDB_USER_LEN - 1,    userLen)); 
-    strncpy(passBuf, pass, MIN(TSDB_PASSWORD_LEN - 1,passLen)); 
-    strncpy(dbBuf,   db,   MIN(TSDB_DB_NAME_LEN - 1, dbLen)); 
-    return taos_connect(ipBuf, userBuf, passBuf, dbBuf, port);  
+TAOS *taos_connect(const char *ip, const char *user, const char *pass, const char *db, uint16_t port) {
+  tscDebug("try to create a connection to %s:%u, user:%s db:%s", ip, port, user, db);
+  if (user == NULL) user = TSDB_DEFAULT_USER;
+  if (pass == NULL) pass = TSDB_DEFAULT_PASS;
+
+  return taos_connect_internal(ip, user, pass, NULL, db, port);
+}
+
+TAOS *taos_connect_auth(const char *ip, const char *user, const char *auth, const char *db, uint16_t port) {
+  tscDebug("try to create a connection to %s:%u by auth, user:%s db:%s", ip, port, user, db);
+  if (user == NULL) user = TSDB_DEFAULT_USER;
+  if (auth == NULL) return NULL;
+
+  return taos_connect_internal(ip, user, NULL, auth, db, port);
 }
 
+TAOS *taos_connect_c(const char *ip, uint8_t ipLen, const char *user, uint8_t userLen, const char *pass,
+                     uint8_t passLen, const char *db, uint8_t dbLen, uint16_t port) {
+  char ipBuf[TSDB_EP_LEN] = {0};
+  char userBuf[TSDB_USER_LEN] = {0};
+  char passBuf[TSDB_PASSWORD_LEN] = {0};
+  char dbBuf[TSDB_DB_NAME_LEN] = {0};
+  strncpy(ipBuf, ip, MIN(TSDB_EP_LEN - 1, ipLen));
+  strncpy(userBuf, user, MIN(TSDB_USER_LEN - 1, userLen));
+  strncpy(passBuf, pass, MIN(TSDB_PASSWORD_LEN - 1, passLen));
+  strncpy(dbBuf, db, MIN(TSDB_DB_NAME_LEN - 1, dbLen));
+  return taos_connect(ipBuf, userBuf, passBuf, dbBuf, port);
+}
 
 TAOS *taos_connect_a(char *ip, char *user, char *pass, char *db, uint16_t port, void (*fp)(void *, TAOS_RES *, int),
                      void *param, void **taos) {
-  SSqlObj* pSql = taosConnectImpl(ip, user, pass, db, port, fp, param, taos);
+  SSqlObj* pSql = taosConnectImpl(ip, user, pass, NULL, db, port, fp, param, taos);
   if (pSql == NULL) {
     return NULL;
   }

src/client/src/tscSystem.c

@@ -47,10 +47,8 @@ void tscCheckDiskUsage(void *UNUSED_PARAM(para), void* UNUSED_PARAM(param)) {
   taosTmrReset(tscCheckDiskUsage, 1000, NULL, tscTmr, &tscCheckDiskUsageTmr);
 }
 
-int32_t tscInitRpc(const char *user, const char *secret, void** pDnodeConn) {
+int32_t tscInitRpc(const char *user, const char *secretEncrypt, void **pDnodeConn) {
   SRpcInit rpcInit;
-  char secretEncrypt[32] = {0};
-  taosEncryptPass((uint8_t *)secret, strlen(secret), secretEncrypt);
 
   if (*pDnodeConn == NULL) {
     memset(&rpcInit, 0, sizeof(rpcInit));
@@ -60,11 +58,11 @@ int32_t tscInitRpc(const char *user, const char *secret, void** pDnodeConn) {
     rpcInit.cfp = tscProcessMsgFromServer;
     rpcInit.sessions = tsMaxConnections;
     rpcInit.connType = TAOS_CONN_CLIENT;
-    rpcInit.user = (char*)user;
+    rpcInit.user = (char *)user;
     rpcInit.idleTime = 2000;
     rpcInit.ckey = "key";
     rpcInit.spi = 1;
-    rpcInit.secret = secretEncrypt;
+    rpcInit.secret = (char *)secretEncrypt;
 
     *pDnodeConn = rpcOpen(&rpcInit);
     if (*pDnodeConn == NULL) {

src/common/inc/tglobal.h

@@ -113,6 +113,7 @@ extern char    tsInternalPass[];
 extern int32_t tsMonitorInterval;
 
 // internal
+extern int32_t tsPrintAuth;
 extern int32_t tscEmbedded;
 extern char    configDir[];
 extern char    tsVnodeDir[];

src/common/src/tglobal.c

@@ -146,6 +146,7 @@ char    tsInternalPass[] = "secretkey";
 int32_t tsMonitorInterval = 30;  // seconds
 
 // internal
+int32_t tsPrintAuth = 0;
 int32_t tscEmbedded = 0;
 char    configDir[TSDB_FILENAME_LEN] = {0};
 char    tsVnodeDir[TSDB_FILENAME_LEN] = {0};

src/dnode/src/dnodeSystem.c

@@ -52,6 +52,8 @@ int32_t main(int32_t argc, char *argv[]) {
     } else if (strcmp(argv[i], "-k") == 0) {
       grantParseParameter();
       exit(EXIT_SUCCESS);
+    } else if (strcmp(argv[i], "-A") == 0) {
+      tsPrintAuth = 1;
     }
 #ifdef TAOS_MEM_CHECK
     else if (strcmp(argv[i], "--alloc-random-fail") == 0) {

src/kit/shell/inc/shell.h

@@ -39,6 +39,7 @@ typedef struct SShellArguments {
   char* host;
   char* password;
   char* user;
+  char* auth;
   char* database;
   char* timezone;
   bool  is_raw_time;

src/kit/shell/src/shellDarwin.c

@@ -32,16 +32,16 @@ void insertChar(Command *cmd, char *c, int size);
 
 void printHelp() {
   char indent[10] = "        ";
-  printf("taos shell is used to test the TDEngine database\n");
+  printf("taos shell is used to test the TDengine database\n");
 
   printf("%s%s\n", indent, "-h");
-  printf("%s%s%s\n", indent, indent, "TDEngine server IP address to connect. The default host is localhost.");
+  printf("%s%s%s\n", indent, indent, "TDengine server IP address to connect. The default host is localhost.");
   printf("%s%s\n", indent, "-p");
   printf("%s%s%s\n", indent, indent, "The password to use when connecting to the server.");
   printf("%s%s\n", indent, "-P");
   printf("%s%s%s\n", indent, indent, "The TCP/IP port number to use for the connection");
   printf("%s%s\n", indent, "-u");
-  printf("%s%s%s\n", indent, indent, "The TDEngine user name to use when connecting to the server.");
+  printf("%s%s%s\n", indent, indent, "The user name to use when connecting to the server.");
   printf("%s%s\n", indent, "-c");
   printf("%s%s%s\n", indent, indent, "Configuration directory.");
   printf("%s%s\n", indent, "-s");

src/kit/shell/src/shellEngine.c

@@ -38,6 +38,7 @@ SShellHistory   history;
 
 #define DEFAULT_MAX_BINARY_DISPLAY_WIDTH 30
 extern int32_t tsMaxBinaryDisplayWidth;
+extern TAOS *taos_connect_auth(const char *ip, const char *user, const char *auth, const char *db, uint16_t port);
 
 /*
  * FUNCTION: Initialize the shell.
@@ -70,7 +71,13 @@ TAOS *shellInit(SShellArguments *args) {
   tsTableMetaKeepTimer = 3000;
 
   // Connect to the database.
-  TAOS *con = taos_connect(args->host, args->user, args->password, args->database, args->port);
+  TAOS *con = NULL;
+  if (args->auth == NULL) {
+    con = taos_connect(args->host, args->user, args->password, args->database, args->port);
+  } else {
+    con = taos_connect_auth(args->host, args->user, args->auth, args->database, args->port);
+  }
+
   if (con == NULL) {
     printf("taos connect failed, reason: %s.\n\n", tstrerror(terrno));
     fflush(stdout);

src/kit/shell/src/shellLinux.c

@@ -33,10 +33,11 @@ const char *argp_program_bug_address = "<support@taosdata.com>";
 static char doc[] = "";
 static char args_doc[] = "";
 static struct argp_option options[] = {
-  {"host",       'h', "HOST",       0,                   "TDEngine server IP address to connect. The default host is localhost."},
+  {"host",       'h', "HOST",       0,                   "TDengine server IP address to connect. The default host is localhost."},
   {"password",   'p', "PASSWORD",   OPTION_ARG_OPTIONAL, "The password to use when connecting to the server."},
   {"port",       'P', "PORT",       0,                   "The TCP/IP port number to use for the connection."},
-  {"user",       'u', "USER",       0,                   "The TDEngine user name to use when connecting to the server."},
+  {"user",       'u', "USER",       0,                   "The user name to use when connecting to the server."},
+  {"user",       'A', "Auth",       0,                   "The user auth to use when connecting to the server."},
   {"config-dir", 'c', "CONFIG_DIR", 0,                   "Configuration directory."},
   {"commands",   's', "COMMANDS",   0,                   "Commands to run without enter the shell."},
   {"raw-time",   'r', 0,            0,                   "Output time as uint64_t."},
@@ -76,11 +77,14 @@ static error_t parse_opt(int key, char *arg, struct argp_state *state) {
     case 'u':
       arguments->user = arg;
       break;
+    case 'A':
+      arguments->auth = arg;
+      break;
     case 'c':
       if (wordexp(arg, &full_path, 0) != 0) {
         fprintf(stderr, "Invalid path %s\n", arg);
         return -1;
-      }       
+      }
       if (strlen(full_path.we_wordv[0]) >= TSDB_FILENAME_LEN) {
         fprintf(stderr, "config file path: %s overflow max len %d\n", full_path.we_wordv[0], TSDB_FILENAME_LEN - 1);
         wordfree(&full_path);

src/kit/shell/src/shellWindows.c

@@ -21,16 +21,18 @@ extern char configDir[];
 
 void printHelp() {
   char indent[10] = "        ";
-  printf("taos shell is used to test the TDEngine database\n");
+  printf("taos shell is used to test the TDengine database\n");
 
   printf("%s%s\n", indent, "-h");
-  printf("%s%s%s\n", indent, indent, "TDEngine server IP address to connect. The default host is localhost.");
+  printf("%s%s%s\n", indent, indent, "TDengine server IP address to connect. The default host is localhost.");
   printf("%s%s\n", indent, "-p");
   printf("%s%s%s\n", indent, indent, "The password to use when connecting to the server.");
   printf("%s%s\n", indent, "-P");
   printf("%s%s%s\n", indent, indent, "The TCP/IP port number to use for the connection");
   printf("%s%s\n", indent, "-u");
-  printf("%s%s%s\n", indent, indent, "The TDEngine user name to use when connecting to the server.");
+  printf("%s%s%s\n", indent, indent, "The user name to use when connecting to the server.");
+  printf("%s%s\n", indent, "-A");
+  printf("%s%s%s\n", indent, indent, "The user auth to use when connecting to the server.");
   printf("%s%s\n", indent, "-c");
   printf("%s%s%s\n", indent, indent, "Configuration directory.");
   printf("%s%s\n", indent, "-s");
@@ -79,6 +81,13 @@ void shellParseArgument(int argc, char *argv[], SShellArguments *arguments) {
         fprintf(stderr, "option -u requires an argument\n");
         exit(EXIT_FAILURE);
       }
+    } else if (strcmp(argv[i], "-A") == 0) {
+      if (i < argc - 1) {
+        arguments->auth = argv[++i];
+      } else {
+        fprintf(stderr, "option -A requires an argument\n");
+        exit(EXIT_FAILURE);
+      }
     } else if (strcmp(argv[i], "-c") == 0) {
       if (i < argc - 1) {   
         if (strlen(argv[++i]) >= TSDB_FILENAME_LEN) {

src/kit/taosdemo/taosdemo.c

@@ -85,9 +85,9 @@ typedef struct DemoArguments {
 #ifdef LINUX
   /* The options we understand. */
   static struct argp_option options[] = {
-    {0, 'h', "host",                     0, "The host to connect to TDEngine. Default is localhost.",                                                           0},
+    {0, 'h', "host",                     0, "The host to connect to TDengine. Default is localhost.",                                                           0},
     {0, 'p', "port",                     0, "The TCP/IP port number to use for the connection. Default is 0.",                                                  1},
-    {0, 'u', "user",                     0, "The TDEngine user name to use when connecting to the server. Default is 'root'.",                                  2},
+    {0, 'u', "user",                     0, "The TDengine user name to use when connecting to the server. Default is 'root'.",                                  2},
     {0, 'P', "password",                 0, "The password to use when connecting to the server. Default is 'taosdata'.",                                        3},
     {0, 'd', "database",                 0, "Destination database. Default is 'test'.",                                                                         3},
     {0, 'm', "table_prefix",             0, "Table prefix name. Default is 't'.",                                                                               3},
@@ -264,11 +264,11 @@ typedef struct DemoArguments {
   void printHelp() {
     char indent[10] = "        ";
     printf("%s%s\n", indent, "-h");
-    printf("%s%s%s\n", indent, indent, "host, The host to connect to TDEngine. Default is localhost.");
+    printf("%s%s%s\n", indent, indent, "host, The host to connect to TDengine. Default is localhost.");
     printf("%s%s\n", indent, "-p");
     printf("%s%s%s\n", indent, indent, "port, The TCP/IP port number to use for the connection. Default is 0.");
     printf("%s%s\n", indent, "-u");
-    printf("%s%s%s\n", indent, indent, "user, The TDEngine user name to use when connecting to the server. Default is 'root'.");
+    printf("%s%s%s\n", indent, indent, "user, The user name to use when connecting to the server. Default is 'root'.");
     printf("%s%s\n", indent, "-p");
     printf("%s%s%s\n", indent, indent, "password, The password to use when connecting to the server. Default is 'taosdata'.");
     printf("%s%s\n", indent, "-d");

src/mnode/src/mnodeUser.c

@@ -20,6 +20,7 @@
 #include "tglobal.h"
 #include "tgrant.h"
 #include "tdataformat.h"
+#include "tkey.h"
 #include "mnode.h"
 #include "dnode.h"
 #include "mnodeDef.h"
@@ -100,6 +101,32 @@ static int32_t mnodeUserActionDecode(SSdbOper *pOper) {
   return TSDB_CODE_SUCCESS;
 }
 
+static void mnodePrintUserAuth() {
+  FILE *fp = fopen("auth.txt", "w");
+  if (!fp) {
+    mDebug("failed to auth.txt for write");
+    return;
+  }
+  
+  void *    pIter = NULL;
+  SUserObj *pUser = NULL;
+
+  while (1) {
+    pIter = mnodeGetNextUser(pIter, &pUser);
+    if (pUser == NULL) break;
+
+    char *base64 = base64_encode((const unsigned char *)pUser->pass, TSDB_KEY_LEN * 2);
+    fprintf(fp, "user:%24s auth:%s\n", pUser->user, base64);
+    free(base64);
+
+    mnodeDecUserRef(pUser);
+  }
+
+  fflush(fp);
+  sdbFreeIter(pIter);
+  fclose(fp);
+}
+
 static int32_t mnodeUserActionRestored() {
   int32_t numOfRows = sdbGetNumOfRows(tsUserSdb);
   if (numOfRows <= 0 && dnodeIsFirstDeploy()) {
@@ -111,6 +138,11 @@ static int32_t mnodeUserActionRestored() {
     mnodeDecAcctRef(pAcct);
   }
 
+  if (tsPrintAuth != 0) {
+    mInfo("print user auth, for -A parameter is set");
+    mnodePrintUserAuth();
+  }
+
   return TSDB_CODE_SUCCESS;
 }