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r10392: Merges from SAMBA_3_0 for 3.0.20a
[Samba.git] / source / utils / testparm.c
blob2b72479ac0762082b564388a201465c17611339a
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 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
37 extern BOOL AllowDebugChange;
38
39 /***********************************************
40 Here we do a set of 'hard coded' checks for bad
41 configuration settings.
42 ************************************************/
43
44 static int do_global_checks(void)
45 {
46 int ret = 0;
47 SMB_STRUCT_STAT st;
48
49 if (lp_security() >= SEC_DOMAIN && !lp_encrypted_passwords()) {
50 fprintf(stderr, "ERROR: in 'security=domain' mode the 'encrypt passwords' parameter must always be set to 'true'.\n");
51 ret = 1;
52 }
53
54 if (lp_wins_support() && lp_wins_server_list()) {
55 fprintf(stderr, "ERROR: both 'wins support = true' and 'wins server = <server list>' \
56 cannot be set in the smb.conf file. nmbd will abort with this setting.\n");
57 ret = 1;
58 }
59
60 if (!directory_exist(lp_lockdir(), &st)) {
61 fprintf(stderr, "ERROR: lock directory %s does not exist\n",
62 lp_lockdir());
63 ret = 1;
64 } else if ((st.st_mode & 0777) != 0755) {
65 fprintf(stderr, "WARNING: lock directory %s should have permissions 0755 for browsing to work\n",
66 lp_lockdir());
67 ret = 1;
68 }
69
70 if (!directory_exist(lp_piddir(), &st)) {
71 fprintf(stderr, "ERROR: pid directory %s does not exist\n",
72 lp_piddir());
73 ret = 1;
74 }
75
76 /*
77 * Password server sanity checks.
78 */
79
80 if((lp_security() == SEC_SERVER || lp_security() >= SEC_DOMAIN) && !lp_passwordserver()) {
81 pstring sec_setting;
82 if(lp_security() == SEC_SERVER)
83 pstrcpy(sec_setting, "server");
84 else if(lp_security() == SEC_DOMAIN)
85 pstrcpy(sec_setting, "domain");
86
87 fprintf(stderr, "ERROR: The setting 'security=%s' requires the 'password server' parameter be set \
88 to a valid password server.\n", sec_setting );
89 ret = 1;
90 }
91
92
93 /*
94 * Check 'hosts equiv' and 'use rhosts' compatibility with 'hostname lookup' value.
95 */
96
97 if(*lp_hosts_equiv() && !lp_hostname_lookups()) {
98 fprintf(stderr, "ERROR: The setting 'hosts equiv = %s' requires that 'hostname lookups = yes'.\n", lp_hosts_equiv());
99 ret = 1;
100 }
101
102 /*
103 * Password chat sanity checks.
104 */
105
106 if(lp_security() == SEC_USER && lp_unix_password_sync()) {
107
108 /*
109 * Check that we have a valid lp_passwd_program() if not using pam.
110 */
111
112 #ifdef WITH_PAM
113 if (!lp_pam_password_change()) {
114 #endif
115
116 if(lp_passwd_program() == NULL) {
117 fprintf( stderr, "ERROR: the 'unix password sync' parameter is set and there is no valid 'passwd program' \
118 parameter.\n" );
119 ret = 1;
120 } else {
121 pstring passwd_prog;
122 pstring truncated_prog;
123 const char *p;
124
125 pstrcpy( passwd_prog, lp_passwd_program());
126 p = passwd_prog;
127 *truncated_prog = '\0';
128 next_token(&p, truncated_prog, NULL, sizeof(pstring));
129
130 if(access(truncated_prog, F_OK) == -1) {
131 fprintf(stderr, "ERROR: the 'unix password sync' parameter is set and the 'passwd program' (%s) \
132 cannot be executed (error was %s).\n", truncated_prog, strerror(errno) );
133 ret = 1;
134 }
135
136 }
137
138 #ifdef WITH_PAM
139 }
140 #endif
141
142 if(lp_passwd_chat() == NULL) {
143 fprintf(stderr, "ERROR: the 'unix password sync' parameter is set and there is no valid 'passwd chat' \
144 parameter.\n");
145 ret = 1;
146 } else
147 /* check if there's a %u parameter present */
148 if(strstr_m(lp_passwd_program(), "%u") == NULL) {
149 fprintf(stderr, "ERROR: the 'passwd program' (%s) requires a '%%u' parameter.\n", lp_passwd_program());
150 ret = 1;
151 }
152
153 /*
154 * Check that we have a valid script and that it hasn't
155 * been written to expect the old password.
156 */
157
158 if(lp_encrypted_passwords()) {
159 if(strstr_m( lp_passwd_chat(), "%o")!=NULL) {
160 fprintf(stderr, "ERROR: the 'passwd chat' script [%s] expects to use the old plaintext password \
161 via the %%o substitution. With encrypted passwords this is not possible.\n", lp_passwd_chat() );
162 ret = 1;
163 }
164 }
165 }
166
167 if (strlen(lp_winbind_separator()) != 1) {
168 fprintf(stderr,"ERROR: the 'winbind separator' parameter must be a single character.\n");
169 ret = 1;
170 }
171
172 if (*lp_winbind_separator() == '+') {
173 fprintf(stderr,"'winbind separator = +' might cause problems with group membership.\n");
174 }
175
176 if (lp_algorithmic_rid_base() < BASE_RID) {
177 /* Try to prevent admin foot-shooting, we can't put algorithmic
178 rids below 1000, that's the 'well known RIDs' on NT */
179 fprintf(stderr,"'algorithmic rid base' must be equal to or above %lu\n", BASE_RID);
180 }
181
182 if (lp_algorithmic_rid_base() & 1) {
183 fprintf(stderr,"'algorithmic rid base' must be even.\n");
184 }
185
186 #ifndef HAVE_DLOPEN
187 if (lp_preload_modules()) {
188 fprintf(stderr,"WARNING: 'preload modules = ' set while loading plugins not supported.\n");
189 }
190 #endif
191
192 if (!lp_passdb_backend()) {
193 fprintf(stderr,"ERROR: passdb backend must have a value or be left out\n");
194 }
195
196 return ret;
197 }
198
199 int main(int argc, const char *argv[])
200 {
201 const char *config_file = dyn_CONFIGFILE;
202 int s;
203 static BOOL silent_mode = False;
204 static BOOL show_all_parameters = False;
205 int ret = 0;
206 poptContext pc;
207 static const char *term_code = "";
208 static char *parameter_name = NULL;
209 static char *section_name = NULL;
210 static char *new_local_machine = NULL;
211 const char *cname;
212 const char *caddr;
213 static int show_defaults;
214
215 struct poptOption long_options[] = {
216 POPT_AUTOHELP
217 {"suppress-prompt", 's', POPT_ARG_VAL, &silent_mode, 1, "Suppress prompt for enter"},
218 {"verbose", 'v', POPT_ARG_NONE, &show_defaults, 1, "Show default options too"},
219 {"server", 'L',POPT_ARG_STRING, &new_local_machine, 0, "Set %%L macro to servername\n"},
220 {"encoding", 't', POPT_ARG_STRING, &term_code, 0, "Print parameters with encoding"},
221 {"show-all-parameters", '\0', POPT_ARG_VAL, &show_all_parameters, True, "Show the parameters, type, possible values" },
222 {"parameter-name", '\0', POPT_ARG_STRING, &parameter_name, 0, "Limit testparm to a named parameter" },
223 {"section-name", '\0', POPT_ARG_STRING, &section_name, 0, "Limit testparm to a named section" },
224 POPT_COMMON_VERSION
225 POPT_TABLEEND
226 };
227
228 pc = poptGetContext(NULL, argc, argv, long_options,
229 POPT_CONTEXT_KEEP_FIRST);
230 poptSetOtherOptionHelp(pc, "[OPTION...] <config-file> [host-name] [host-ip]");
231
232 while(poptGetNextOpt(pc) != -1);
233
234 if (show_all_parameters) {
235 show_parameter_list();
236 exit(0);
237 }
238
239 setup_logging(poptGetArg(pc), True);
240
241 if (poptPeekArg(pc))
242 config_file = poptGetArg(pc);
243
244 cname = poptGetArg(pc);
245 caddr = poptGetArg(pc);
246
247 if ( cname && ! caddr ) {
248 printf ( "ERROR: You must specify both a machine name and an IP address.\n" );
249 return(1);
250 }
251
252 if (new_local_machine) {
253 set_local_machine_name(new_local_machine, True);
254 }
255
256 dbf = x_stderr;
257 DEBUGLEVEL = 2;
258 AllowDebugChange = False;
259
260 fprintf(stderr,"Load smb config files from %s\n",config_file);
261
262 if (!lp_load(config_file,False,True,False)) {
263 fprintf(stderr,"Error loading services.\n");
264 return(1);
265 }
266
267 fprintf(stderr,"Loaded services file OK.\n");
268
269 ret = do_global_checks();
270
271 for (s=0;s<1000;s++) {
272 if (VALID_SNUM(s))
273 if (strlen(lp_servicename(s)) > 12) {
274 fprintf(stderr, "WARNING: You have some share names that are longer than 12 characters.\n" );
275 fprintf(stderr, "These may not be accessible to some older clients.\n" );
276 fprintf(stderr, "(Eg. Windows9x, WindowsMe, and smbclient prior to Samba 3.0.)\n" );
277 break;
278 }
279 }
280
281 for (s=0;s<1000;s++) {
282 if (VALID_SNUM(s)) {
283 const char **deny_list = lp_hostsdeny(s);
284 const char **allow_list = lp_hostsallow(s);
285 int i;
286 if(deny_list) {
287 for (i=0; deny_list[i]; i++) {
288 char *hasstar = strchr_m(deny_list[i], '*');
289 char *hasquery = strchr_m(deny_list[i], '?');
290 if(hasstar || hasquery) {
291 fprintf(stderr,"Invalid character %c in hosts deny list (%s) for service %s.\n",
292 hasstar ? *hasstar : *hasquery, deny_list[i], lp_servicename(s) );
293 }
294 }
295 }
296
297 if(allow_list) {
298 for (i=0; allow_list[i]; i++) {
299 char *hasstar = strchr_m(allow_list[i], '*');
300 char *hasquery = strchr_m(allow_list[i], '?');
301 if(hasstar || hasquery) {
302 fprintf(stderr,"Invalid character %c in hosts allow list (%s) for service %s.\n",
303 hasstar ? *hasstar : *hasquery, allow_list[i], lp_servicename(s) );
304 }
305 }
306 }
307
308 if(lp_level2_oplocks(s) && !lp_oplocks(s)) {
309 fprintf(stderr,"Invalid combination of parameters for service %s. \
310 Level II oplocks can only be set if oplocks are also set.\n",
311 lp_servicename(s) );
312 }
313
314 if (lp_map_hidden(s) && !(lp_create_mask(s) & S_IXOTH)) {
315 fprintf(stderr,"Invalid combination of parameters for service %s. \
316 Map hidden can only work if create mask includes octal 01 (S_IXOTH).\n",
317 lp_servicename(s) );
318 }
319 if (lp_map_hidden(s) && (lp_force_create_mode(s) & S_IXOTH)) {
320 fprintf(stderr,"Invalid combination of parameters for service %s. \
321 Map hidden can only work if force create mode excludes octal 01 (S_IXOTH).\n",
322 lp_servicename(s) );
323 }
324 if (lp_map_system(s) && !(lp_create_mask(s) & S_IXGRP)) {
325 fprintf(stderr,"Invalid combination of parameters for service %s. \
326 Map system can only work if create mask includes octal 010 (S_IXGRP).\n",
327 lp_servicename(s) );
328 }
329 if (lp_map_system(s) && (lp_force_create_mode(s) & S_IXGRP)) {
330 fprintf(stderr,"Invalid combination of parameters for service %s. \
331 Map system can only work if force create mode excludes octal 010 (S_IXGRP).\n",
332 lp_servicename(s) );
333 }
334 #ifdef HAVE_CUPS
335 if (lp_printing(s) == PRINT_CUPS && *(lp_printcommand(s)) != '\0') {
336 fprintf(stderr,"Warning: Service %s defines a print command, but \
337 print command parameter is ignored when using CUPS libraries.\n",
338 lp_servicename(s) );
339 }
340 #endif
341 }
342 }
343
344
345 if (!silent_mode && !section_name && !parameter_name) {
346 fprintf(stderr,"Server role: ");
347 switch(lp_server_role()) {
348 case ROLE_STANDALONE:
349 fprintf(stderr,"ROLE_STANDALONE\n");
350 break;
351 case ROLE_DOMAIN_MEMBER:
352 fprintf(stderr,"ROLE_DOMAIN_MEMBER\n");
353 break;
354 case ROLE_DOMAIN_BDC:
355 fprintf(stderr,"ROLE_DOMAIN_BDC\n");
356 break;
357 case ROLE_DOMAIN_PDC:
358 fprintf(stderr,"ROLE_DOMAIN_PDC\n");
359 break;
360 default:
361 fprintf(stderr,"Unknown -- internal error?\n");
362 break;
363 }
364 }
365
366 if (!cname) {
367 if (!silent_mode) {
368 fprintf(stderr,"Press enter to see a dump of your service definitions\n");
369 fflush(stdout);
370 getc(stdin);
371 }
372 if (parameter_name || section_name) {
373 BOOL isGlobal = False;
374 s = GLOBAL_SECTION_SNUM;
375
376 if (!section_name) {
377 section_name = GLOBAL_NAME;
378 isGlobal = True;
379 } else if ((isGlobal=!strwicmp(section_name, GLOBAL_NAME)) == 0 &&
380 (s=lp_servicenumber(section_name)) == -1) {
381 fprintf(stderr,"Unknown section %s\n",
382 section_name);
383 return(1);
384 }
385 if (parameter_name) {
386 if (!dump_a_parameter( s, parameter_name, stdout, isGlobal)) {
387 fprintf(stderr,"Parameter %s unknown for section %s\n",
388 parameter_name, section_name);
389 return(1);
390 }
391 } else {
392 if (isGlobal == True)
393 lp_dump(stdout, show_defaults, 0);
394 else
395 lp_dump_one(stdout, show_defaults, s);
396 }
397 return(ret);
398 }
399
400 lp_dump(stdout, show_defaults, lp_numservices());
401 }
402
403 if(cname && caddr){
404 /* this is totally ugly, a real `quick' hack */
405 for (s=0;s<1000;s++) {
406 if (VALID_SNUM(s)) {
407 if (allow_access(lp_hostsdeny(-1), lp_hostsallow(-1), cname, caddr)
408 && allow_access(lp_hostsdeny(s), lp_hostsallow(s), cname, caddr)) {
409 fprintf(stderr,"Allow connection from %s (%s) to %s\n",
410 cname,caddr,lp_servicename(s));
411 } else {
412 fprintf(stderr,"Deny connection from %s (%s) to %s\n",
413 cname,caddr,lp_servicename(s));
414 }
415 }
416 }
417 }
418 return(ret);
419 }
420
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