source: branches/samba-3.2.x/source/utils/testparm.c@ 457

Last change on this file since 457 was 141, checked in by Paul Smedley, 17 years ago

Update trunk to 3.2.1
File size: 12.8 KB
Line 
1/*
2 Unix SMB/CIFS implementation.
3 Test validity of smb.conf
4 Copyright (C) Karl Auer 1993, 1994-1998
5
6 Extensively modified by Andrew Tridgell, 1995
7 Converted to popt by Jelmer Vernooij (jelmer@nl.linux.org), 2002
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 3 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, see <http://www.gnu.org/licenses/>.
21*/
22
23/*
24 * Testbed for loadparm.c/params.c
25 *
26 * This module simply loads a specified configuration file and
27 * if successful, dumps it's contents to stdout. Note that the
28 * operation is performed with DEBUGLEVEL at 3.
29 *
30 * Useful for a quick 'syntax check' of a configuration file.
31 *
32 */
33
34#include "includes.h"
35
36extern bool AllowDebugChange;
37
38/***********************************************
39 Here we do a set of 'hard coded' checks for bad
40 configuration settings.
41************************************************/
42
43static int do_global_checks(void)
44{
45 int ret = 0;
46 SMB_STRUCT_STAT st;
47
48 if (lp_security() >= SEC_DOMAIN && !lp_encrypted_passwords()) {
49 fprintf(stderr, "ERROR: in 'security=domain' mode the 'encrypt passwords' parameter must always be set to 'true'.\n");
50 ret = 1;
51 }
52
53 if (lp_wins_support() && lp_wins_server_list()) {
54 fprintf(stderr, "ERROR: both 'wins support = true' and 'wins server = <server list>' \
55cannot be set in the smb.conf file. nmbd will abort with this setting.\n");
56 ret = 1;
57 }
58
59 if (!directory_exist(lp_lockdir(), &st)) {
60 fprintf(stderr, "ERROR: lock directory %s does not exist\n",
61 lp_lockdir());
62 ret = 1;
63 } else if ((st.st_mode & 0777) != 0755) {
64 fprintf(stderr, "WARNING: lock directory %s should have permissions 0755 for browsing to work\n",
65 lp_lockdir());
66 ret = 1;
67 }
68
69 if (!directory_exist(lp_piddir(), &st)) {
70 fprintf(stderr, "ERROR: pid directory %s does not exist\n",
71 lp_piddir());
72 ret = 1;
73 }
74
75 if (lp_passdb_expand_explicit()) {
76 fprintf(stderr, "WARNING: passdb expand explicit = yes is "
77 "deprecated\n");
78 }
79
80 /*
81 * Password server sanity checks.
82 */
83
84 if((lp_security() == SEC_SERVER || lp_security() >= SEC_DOMAIN) && !lp_passwordserver()) {
85 const char *sec_setting;
86 if(lp_security() == SEC_SERVER)
87 sec_setting = "server";
88 else if(lp_security() == SEC_DOMAIN)
89 sec_setting = "domain";
90 else
91 sec_setting = "";
92
93 fprintf(stderr, "ERROR: The setting 'security=%s' requires the 'password server' parameter be set \
94to a valid password server.\n", sec_setting );
95 ret = 1;
96 }
97
98 /*
99 * Password chat sanity checks.
100 */
101
102 if(lp_security() == SEC_USER && lp_unix_password_sync()) {
103
104 /*
105 * Check that we have a valid lp_passwd_program() if not using pam.
106 */
107
108#ifdef WITH_PAM
109 if (!lp_pam_password_change()) {
110#endif
111
112 if((lp_passwd_program() == NULL) ||
113 (strlen(lp_passwd_program()) == 0))
114 {
115 fprintf( stderr, "ERROR: the 'unix password sync' parameter is set and there is no valid 'passwd program' \
116parameter.\n" );
117 ret = 1;
118 } else {
119 const char *passwd_prog;
120 char *truncated_prog = NULL;
121 const char *p;
122
123 passwd_prog = lp_passwd_program();
124 p = passwd_prog;
125 next_token_talloc(talloc_tos(),
126 &p,
127 &truncated_prog, NULL);
128 if (truncated_prog && access(truncated_prog, F_OK) == -1) {
129 fprintf(stderr, "ERROR: the 'unix password sync' parameter is set and the 'passwd program' (%s) \
130cannot be executed (error was %s).\n", truncated_prog, strerror(errno) );
131 ret = 1;
132 }
133 }
134
135#ifdef WITH_PAM
136 }
137#endif
138
139 if(lp_passwd_chat() == NULL) {
140 fprintf(stderr, "ERROR: the 'unix password sync' parameter is set and there is no valid 'passwd chat' \
141parameter.\n");
142 ret = 1;
143 }
144
145 if ((lp_passwd_program() != NULL) &&
146 (strlen(lp_passwd_program()) > 0))
147 {
148 /* check if there's a %u parameter present */
149 if(strstr_m(lp_passwd_program(), "%u") == NULL) {
150 fprintf(stderr, "ERROR: the 'passwd program' (%s) requires a '%%u' parameter.\n", lp_passwd_program());
151 ret = 1;
152 }
153 }
154
155 /*
156 * Check that we have a valid script and that it hasn't
157 * been written to expect the old password.
158 */
159
160 if(lp_encrypted_passwords()) {
161 if(strstr_m( lp_passwd_chat(), "%o")!=NULL) {
162 fprintf(stderr, "ERROR: the 'passwd chat' script [%s] expects to use the old plaintext password \
163via the %%o substitution. With encrypted passwords this is not possible.\n", lp_passwd_chat() );
164 ret = 1;
165 }
166 }
167 }
168
169 if (strlen(lp_winbind_separator()) != 1) {
170 fprintf(stderr,"ERROR: the 'winbind separator' parameter must be a single character.\n");
171 ret = 1;
172 }
173
174 if (*lp_winbind_separator() == '+') {
175 fprintf(stderr,"'winbind separator = +' might cause problems with group membership.\n");
176 }
177
178 if (lp_algorithmic_rid_base() < BASE_RID) {
179 /* Try to prevent admin foot-shooting, we can't put algorithmic
180 rids below 1000, that's the 'well known RIDs' on NT */
181 fprintf(stderr,"'algorithmic rid base' must be equal to or above %lu\n", BASE_RID);
182 }
183
184 if (lp_algorithmic_rid_base() & 1) {
185 fprintf(stderr,"'algorithmic rid base' must be even.\n");
186 }
187
188#ifndef HAVE_DLOPEN
189 if (lp_preload_modules()) {
190 fprintf(stderr,"WARNING: 'preload modules = ' set while loading plugins not supported.\n");
191 }
192#endif
193
194 if (!lp_passdb_backend()) {
195 fprintf(stderr,"ERROR: passdb backend must have a value or be left out\n");
196 }
197
198 if (lp_os_level() > 255) {
199 fprintf(stderr,"WARNING: Maximum value for 'os level' is 255!\n");
200 }
201
202 return ret;
203}
204
205/**
206 * per-share logic tests
207 */
208static void do_per_share_checks(int s)
209{
210 const char **deny_list = lp_hostsdeny(s);
211 const char **allow_list = lp_hostsallow(s);
212 int i;
213
214 if(deny_list) {
215 for (i=0; deny_list[i]; i++) {
216 char *hasstar = strchr_m(deny_list[i], '*');
217 char *hasquery = strchr_m(deny_list[i], '?');
218 if(hasstar || hasquery) {
219 fprintf(stderr,"Invalid character %c in hosts deny list (%s) for service %s.\n",
220 hasstar ? *hasstar : *hasquery, deny_list[i], lp_servicename(s) );
221 }
222 }
223 }
224
225 if(allow_list) {
226 for (i=0; allow_list[i]; i++) {
227 char *hasstar = strchr_m(allow_list[i], '*');
228 char *hasquery = strchr_m(allow_list[i], '?');
229 if(hasstar || hasquery) {
230 fprintf(stderr,"Invalid character %c in hosts allow list (%s) for service %s.\n",
231 hasstar ? *hasstar : *hasquery, allow_list[i], lp_servicename(s) );
232 }
233 }
234 }
235
236 if(lp_level2_oplocks(s) && !lp_oplocks(s)) {
237 fprintf(stderr,"Invalid combination of parameters for service %s. \
238 Level II oplocks can only be set if oplocks are also set.\n",
239 lp_servicename(s) );
240 }
241
242 if (lp_map_hidden(s) && !(lp_create_mask(s) & S_IXOTH)) {
243 fprintf(stderr,"Invalid combination of parameters for service %s. \
244 Map hidden can only work if create mask includes octal 01 (S_IXOTH).\n",
245 lp_servicename(s) );
246 }
247 if (lp_map_hidden(s) && (lp_force_create_mode(s) & S_IXOTH)) {
248 fprintf(stderr,"Invalid combination of parameters for service %s. \
249 Map hidden can only work if force create mode excludes octal 01 (S_IXOTH).\n",
250 lp_servicename(s) );
251 }
252 if (lp_map_system(s) && !(lp_create_mask(s) & S_IXGRP)) {
253 fprintf(stderr,"Invalid combination of parameters for service %s. \
254 Map system can only work if create mask includes octal 010 (S_IXGRP).\n",
255 lp_servicename(s) );
256 }
257 if (lp_map_system(s) && (lp_force_create_mode(s) & S_IXGRP)) {
258 fprintf(stderr,"Invalid combination of parameters for service %s. \
259 Map system can only work if force create mode excludes octal 010 (S_IXGRP).\n",
260 lp_servicename(s) );
261 }
262#ifdef HAVE_CUPS
263 if (lp_printing(s) == PRINT_CUPS && *(lp_printcommand(s)) != '\0') {
264 fprintf(stderr,"Warning: Service %s defines a print command, but \
265rameter is ignored when using CUPS libraries.\n",
266 lp_servicename(s) );
267 }
268#endif
269}
270
271 int main(int argc, const char *argv[])
272{
273 const char *config_file = get_dyn_CONFIGFILE();
274 int s;
275 static int silent_mode = False;
276 static int show_all_parameters = False;
277 int ret = 0;
278 poptContext pc;
279 static const char *term_code = "";
280 static char *parameter_name = NULL;
281 static const char *section_name = NULL;
282 static char *new_local_machine = NULL;
283 const char *cname;
284 const char *caddr;
285 static int show_defaults;
286 static int skip_logic_checks = 0;
287
288 struct poptOption long_options[] = {
289 POPT_AUTOHELP
290 {"suppress-prompt", 's', POPT_ARG_VAL, &silent_mode, 1, "Suppress prompt for enter"},
291 {"verbose", 'v', POPT_ARG_NONE, &show_defaults, 1, "Show default options too"},
292 {"server", 'L',POPT_ARG_STRING, &new_local_machine, 0, "Set %%L macro to servername\n"},
293 {"encoding", 't', POPT_ARG_STRING, &term_code, 0, "Print parameters with encoding"},
294 {"skip-logic-checks", 'l', POPT_ARG_NONE, &skip_logic_checks, 1, "Skip the global checks"},
295 {"show-all-parameters", '\0', POPT_ARG_VAL, &show_all_parameters, True, "Show the parameters, type, possible values" },
296 {"parameter-name", '\0', POPT_ARG_STRING, &parameter_name, 0, "Limit testparm to a named parameter" },
297 {"section-name", '\0', POPT_ARG_STRING, &section_name, 0, "Limit testparm to a named section" },
298 POPT_COMMON_VERSION
299 POPT_TABLEEND
300 };
301
302 TALLOC_CTX *frame = talloc_stackframe();
303
304 load_case_tables();
305
306 pc = poptGetContext(NULL, argc, argv, long_options,
307 POPT_CONTEXT_KEEP_FIRST);
308 poptSetOtherOptionHelp(pc, "[OPTION...] <config-file> [host-name] [host-ip]");
309
310 while(poptGetNextOpt(pc) != -1);
311
312 if (show_all_parameters) {
313 show_parameter_list();
314 exit(0);
315 }
316
317 setup_logging(poptGetArg(pc), True);
318
319 if (poptPeekArg(pc))
320 config_file = poptGetArg(pc);
321
322 cname = poptGetArg(pc);
323 caddr = poptGetArg(pc);
324
325 if ( cname && ! caddr ) {
326 printf ( "ERROR: You must specify both a machine name and an IP address.\n" );
327 return(1);
328 }
329
330 if (new_local_machine) {
331 set_local_machine_name(new_local_machine, True);
332 }
333
334 dbf = x_stderr;
335 DEBUGLEVEL = 2;
336 AllowDebugChange = False;
337
338 fprintf(stderr,"Load smb config files from %s\n",config_file);
339
340 if (!lp_load_with_registry_shares(config_file,False,True,False,True)) {
341 fprintf(stderr,"Error loading services.\n");
342 return(1);
343 }
344
345 fprintf(stderr,"Loaded services file OK.\n");
346
347 if (skip_logic_checks == 0) {
348 ret = do_global_checks();
349 }
350
351 for (s=0;s<1000;s++) {
352 if (VALID_SNUM(s))
353 if (strlen(lp_servicename(s)) > 12) {
354 fprintf(stderr, "WARNING: You have some share names that are longer than 12 characters.\n" );
355 fprintf(stderr, "These may not be accessible to some older clients.\n" );
356 fprintf(stderr, "(Eg. Windows9x, WindowsMe, and smbclient prior to Samba 3.0.)\n" );
357 break;
358 }
359 }
360
361 for (s=0;s<1000;s++) {
362 if (VALID_SNUM(s) && (skip_logic_checks == 0)) {
363 do_per_share_checks(s);
364 }
365 }
366
367
368 if (!section_name && !parameter_name) {
369 fprintf(stderr,"Server role: %s\n", server_role_str(lp_server_role()));
370 }
371
372 if (!cname) {
373 if (!silent_mode) {
374 fprintf(stderr,"Press enter to see a dump of your service definitions\n");
375 fflush(stdout);
376 getc(stdin);
377 }
378 if (parameter_name || section_name) {
379 bool isGlobal = False;
380 s = GLOBAL_SECTION_SNUM;
381
382 if (!section_name) {
383 section_name = GLOBAL_NAME;
384 isGlobal = True;
385 } else if ((isGlobal=!strwicmp(section_name, GLOBAL_NAME)) == 0 &&
386 (s=lp_servicenumber(section_name)) == -1) {
387 fprintf(stderr,"Unknown section %s\n",
388 section_name);
389 return(1);
390 }
391 if (parameter_name) {
392 if (!dump_a_parameter( s, parameter_name, stdout, isGlobal)) {
393 fprintf(stderr,"Parameter %s unknown for section %s\n",
394 parameter_name, section_name);
395 return(1);
396 }
397 } else {
398 if (isGlobal == True)
399 lp_dump(stdout, show_defaults, 0);
400 else
401 lp_dump_one(stdout, show_defaults, s);
402 }
403 return(ret);
404 }
405
406 lp_dump(stdout, show_defaults, lp_numservices());
407 }
408
409 if(cname && caddr){
410 /* this is totally ugly, a real `quick' hack */
411 for (s=0;s<1000;s++) {
412 if (VALID_SNUM(s)) {
413 if (allow_access(lp_hostsdeny(-1), lp_hostsallow(-1), cname, caddr)
414 && allow_access(lp_hostsdeny(s), lp_hostsallow(s), cname, caddr)) {
415 fprintf(stderr,"Allow connection from %s (%s) to %s\n",
416 cname,caddr,lp_servicename(s));
417 } else {
418 fprintf(stderr,"Deny connection from %s (%s) to %s\n",
419 cname,caddr,lp_servicename(s));
420 }
421 }
422 }
423 }
424 TALLOC_FREE(frame);
425 return(ret);
426}
427
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