source/utils/testparm.c

   1 /*
   2    Unix SMB/Netbios implementation.
   3    Version 1.9.
   4    Test validity of smb.conf
   5    Copyright (C) Karl Auer 1993, 1994-1998
   6
   7    Extensively modified by Andrew Tridgell, 1995
   8
   9    This program is free software; you can redistribute it and/or modify
  10    it under the terms of the GNU General Public License as published by
  11    the Free Software Foundation; either version 2 of the License, or
  12    (at your option) any later version.
  13
  14    This program is distributed in the hope that it will be useful,
  15    but WITHOUT ANY WARRANTY; without even the implied warranty of
  16    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  17    GNU General Public License for more details.
  18
  19    You should have received a copy of the GNU General Public License
  20    along with this program; if not, write to the Free Software
  21    Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  22 */
  23
  24 /*
  25  * Testbed for loadparm.c/params.c
  26  *
  27  * This module simply loads a specified configuration file and
  28  * if successful, dumps it's contents to stdout. Note that the
  29  * operation is performed with DEBUGLEVEL at 3.
  30  *
  31  * Useful for a quick 'syntax check' of a configuration file.
  32  *
  33  */
  34
  35 #include "includes.h"
  36 #include "smb.h"
  37
  38 /* these live in util.c */
  39 extern FILE *dbf;
  40
  41 /***********************************************
  42  Here we do a set of 'hard coded' checks for bad
  43  configuration settings.
  44 ************************************************/
  45
  46 static int do_global_checks(void)
  47 {
  48         int ret = 0;
  49         SMB_STRUCT_STAT st;
  50
  51         if (lp_security() == SEC_DOMAIN && !lp_encrypted_passwords()) {
  52                 printf("ERROR: in 'security=domain' mode the 'encrypt passwords' parameter must also be set to 'true'.\n");
  53                 ret = 1;
  54         }
  55
  56         if (lp_wins_support() && *lp_wins_server()) {
  57                 printf("ERROR: both 'wins support = true' and 'wins server = <server>' \
  58 cannot be set in the smb.conf file. nmbd will abort with this setting.\n");
  59                 ret = 1;
  60         }
  61
  62         if (!directory_exist(lp_lockdir(), &st)) {
  63                 printf("ERROR: lock directory %s does not exist\n",
  64                        lp_lockdir());
  65                 ret = 1;
  66         } else if ((st.st_mode & 0777) != 0755) {
  67                 printf("WARNING: lock directory %s should have permissions 0755 for browsing to work\n",
  68                        lp_lockdir());
  69                 ret = 1;
  70         }
  71
  72         /*
  73          * Password server sanity checks.
  74          */
  75
  76         if((lp_security() == SEC_SERVER || lp_security() == SEC_DOMAIN) && !lp_passwordserver()) {
  77                 pstring sec_setting;
  78                 if(lp_security() == SEC_SERVER)
  79                         pstrcpy(sec_setting, "server");
  80                 else if(lp_security() == SEC_DOMAIN)
  81                         pstrcpy(sec_setting, "domain");
  82
  83                 printf("ERROR: The setting 'security=%s' requires the 'password server' parameter be set \
  84 to a valid password server.\n", sec_setting );
  85                 ret = 1;
  86         }
  87
  88         /*
  89          * Password chat sanity checks.
  90          */
  91
  92         if(lp_security() == SEC_USER && lp_unix_password_sync()) {
  93
  94                 /*
  95                  * Check that we have a valid lp_passwd_program() if not using pam.
  96                  */
  97
  98 #ifdef WITH_PAM
  99                 if (!lp_pam_password_change()) {
 100 #endif
 101
 102                         if(lp_passwd_program() == NULL) {
 103                                 printf("ERROR: the 'unix password sync' parameter is set and there is no valid 'passwd program' \
 104 parameter.\n" );
 105                                 ret = 1;
 106                         } else {
 107                                 pstring passwd_prog;
 108                                 pstring truncated_prog;
 109                                 char *p;
 110
 111                                 pstrcpy( passwd_prog, lp_passwd_program());
 112                                 p = passwd_prog;
 113                                 *truncated_prog = '\0';
 114                                 next_token(&p, truncated_prog, NULL, sizeof(pstring));
 115
 116                                 if(access(truncated_prog, F_OK) == -1) {
 117                                         printf("ERROR: the 'unix password sync' parameter is set and the 'passwd program' (%s) \
 118 cannot be executed (error was %s).\n", truncated_prog, strerror(errno) );
 119                                         ret = 1;
 120                                 }
 121                         }
 122
 123 #ifdef WITH_PAM
 124                 }
 125 #endif
 126
 127                 if(lp_passwd_chat() == NULL) {
 128                         printf("ERROR: the 'unix password sync' parameter is set and there is no valid 'passwd chat' \
 129 parameter.\n");
 130                         ret = 1;
 131                 }
 132
 133                 /*
 134                  * Check that we have a valid script and that it hasn't
 135                  * been written to expect the old password.
 136                  */
 137
 138                 if(lp_encrypted_passwords()) {
 139                         if(strstr( lp_passwd_chat(), "%o")!=NULL) {
 140                                 printf("ERROR: the 'passwd chat' script [%s] expects to use the old plaintext password \
 141 via the %%o substitution. With encrypted passwords this is not possible.\n", lp_passwd_chat() );
 142                                 ret = 1;
 143                         }
 144                 }
 145         }
 146
 147         if (lp_status(-1) && lp_max_smbd_processes()) {
 148                 printf("ERROR: the 'max smbd processes' parameter is set and the 'status' parameter is set to 'no'.\n");
 149                 ret = 1;
 150         }
 151
 152         return ret;
 153 }
 154
 155 static void usage(char *pname)
 156 {
 157         printf("Usage: %s [-sh] [-L servername] [configfilename] [hostname hostIP]\n", pname);
 158         printf("\t-s                  Suppress prompt for enter\n");
 159         printf("\t-h                  Print usage\n");
 160         printf("\t-L servername       Set %%L macro to servername\n");
 161         printf("\t-t encoding         Print parameters with encoding\n");
 162         printf("\tconfigfilename      Configuration file to test\n");
 163         printf("\thostname hostIP.    Hostname and Host IP address to test\n");
 164         printf("\t                    against \"host allow\" and \"host deny\"\n");
 165         printf("\n");
 166 }
 167
 168
 169 int main(int argc, char *argv[])
 170 {
 171   extern char *optarg;
 172   extern int optind;
 173   extern fstring local_machine;
 174   pstring configfile;
 175   int opt;
 176   int s;
 177   BOOL silent_mode = False;
 178   int ret = 0;
 179   pstring term_code;
 180
 181   *term_code = 0;
 182
 183   TimeInit();
 184
 185   setup_logging(argv[0],True);
 186
 187   charset_initialise();
 188
 189   while ((opt = getopt(argc, argv,"shL:t:")) != EOF) {
 190   switch (opt) {
 191     case 's':
 192       silent_mode = True;
 193       break;
 194     case 'L':
 195       fstrcpy(local_machine,optarg);
 196       break;
 197     case 'h':
 198       usage(argv[0]);
 199       exit(0);
 200       break;
 201     case 't':
 202       pstrcpy(term_code,optarg);
 203       break;
 204     default:
 205       printf("Incorrect program usage\n");
 206       usage(argv[0]);
 207       exit(1);
 208       break;
 209     }
 210   }
 211
 212   argc += (1 - optind);
 213
 214   if ((argc == 1) || (argc == 3))
 215     pstrcpy(configfile,CONFIGFILE);
 216   else if ((argc == 2) || (argc == 4))
 217     pstrcpy(configfile,argv[optind]);
 218
 219   dbf = stdout;
 220   DEBUGLEVEL = 2;
 221
 222   printf("Load smb config files from %s\n",configfile);
 223
 224   if (!lp_load(configfile,False,True,False)) {
 225       printf("Error loading services.\n");
 226       return(1);
 227   }
 228
 229   printf("Loaded services file OK.\n");
 230
 231   ret = do_global_checks();
 232
 233   for (s=0;s<1000;s++) {
 234     if (VALID_SNUM(s))
 235       if (strlen(lp_servicename(s)) > 8) {
 236         printf("WARNING: You have some share names that are longer than 8 chars\n");
 237         printf("These may give errors while browsing or may not be accessible\nto some older clients\n");
 238         break;
 239       }
 240   }
 241
 242   for (s=0;s<1000;s++) {
 243     if (VALID_SNUM(s)) {
 244       char *deny_list = lp_hostsdeny(s);
 245       char *allow_list = lp_hostsallow(s);
 246       if(deny_list) {
 247         char *hasstar = strchr(deny_list, '*');
 248         char *hasquery = strchr(deny_list, '?');
 249         if(hasstar || hasquery) {
 250           printf("Invalid character %c in hosts deny list %s for service %s.\n",
 251                  hasstar ? *hasstar : *hasquery, deny_list, lp_servicename(s) );
 252         }
 253       }
 254
 255       if(allow_list) {
 256         char *hasstar = strchr(allow_list, '*');
 257         char *hasquery = strchr(allow_list, '?');
 258         if(hasstar || hasquery) {
 259           printf("Invalid character %c in hosts allow list %s for service %s.\n",
 260                  hasstar ? *hasstar : *hasquery, allow_list, lp_servicename(s) );
 261         }
 262       }
 263
 264       if(lp_level2_oplocks(s) && !lp_oplocks(s)) {
 265         printf("Invalid combination of parameters for service %s. \
 266 Level II oplocks can only be set if oplocks are also set.\n",
 267                lp_servicename(s) );
 268       }
 269     }
 270   }
 271
 272   if (*term_code)
 273     interpret_coding_system(term_code);
 274
 275   if (argc < 3) {
 276     if (!silent_mode) {
 277       printf("Press enter to see a dump of your service definitions\n");
 278       fflush(stdout);
 279       getc(stdin);
 280     }
 281     lp_dump(stdout,True, lp_numservices(), _dos_to_unix);
 282   }
 283
 284   if (argc >= 3) {
 285     char *cname;
 286     char *caddr;
 287
 288     if (argc == 3) {
 289       cname = argv[optind];
 290       caddr = argv[optind+1];
 291     } else {
 292       cname = argv[optind+1];
 293       caddr = argv[optind+2];
 294     }
 295
 296     /* this is totally ugly, a real `quick' hack */
 297     for (s=0;s<1000;s++) {
 298       if (VALID_SNUM(s)) {
 299         if (allow_access(lp_hostsdeny(s),lp_hostsallow(s),cname,caddr)) {
 300           printf("Allow connection from %s (%s) to %s\n",
 301                  cname,caddr,lp_servicename(s));
 302         } else {
 303           printf("Deny connection from %s (%s) to %s\n",
 304                  cname,caddr,lp_servicename(s));
 305         }
 306       }
 307     }
 308   }
 309   return(ret);
 310 }