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Merge changes from CUPS 1.4svn-r7485.
[thirdparty/cups.git] / scheduler / conf.c
1 /*
2 * "$Id: conf.c 6930 2007-09-08 00:28:06Z mike $"
3 *
4 * Configuration routines for the Common UNIX Printing System (CUPS).
5 *
6 * Copyright 2007-2008 by Apple Inc.
7 * Copyright 1997-2007 by Easy Software Products, all rights reserved.
8 *
9 * These coded instructions, statements, and computer programs are the
10 * property of Apple Inc. and are protected by Federal copyright
11 * law. Distribution and use rights are outlined in the file "LICENSE.txt"
12 * which should have been included with this file. If this file is
13 * file is missing or damaged, see the license at "http://www.cups.org/".
14 *
15 * Contents:
16 *
17 * cupsdCheckPermissions() - Fix the mode and ownership of a file or
18 * directory.
19 * cupsdReadConfiguration() - Read the cupsd.conf file.
20 * get_address() - Get an address + port number from a line.
21 * get_addr_and_mask() - Get an IP address and netmask.
22 * parse_aaa() - Parse authentication, authorization, and
23 * access control lines.
24 * parse_groups() - Parse system group names in a string.
25 * parse_protocols() - Parse browse protocols in a string.
26 * read_configuration() - Read a configuration file.
27 * read_location() - Read a <Location path> definition.
28 * read_policy() - Read a <Policy name> definition.
29 */
30
31 /*
32 * Include necessary headers...
33 */
34
35 #include "cupsd.h"
36 #include <stdarg.h>
37 #include <grp.h>
38 #include <sys/utsname.h>
39 #include <syslog.h>
40
41
42 /*
43 * Possibly missing network definitions...
44 */
45
46 #ifndef INADDR_NONE
47 # define INADDR_NONE 0xffffffff
48 #endif /* !INADDR_NONE */
49
50
51 /*
52 * Configuration variable structure...
53 */
54
55 typedef enum
56 {
57 CUPSD_VARTYPE_INTEGER, /* Integer option */
58 CUPSD_VARTYPE_STRING, /* String option */
59 CUPSD_VARTYPE_BOOLEAN, /* Boolean option */
60 CUPSD_VARTYPE_PATHNAME /* File/directory name option */
61 } cupsd_vartype_t;
62
63 typedef struct
64 {
65 char *name; /* Name of variable */
66 void *ptr; /* Pointer to variable */
67 cupsd_vartype_t type; /* Type (int, string, address) */
68 } cupsd_var_t;
69
70
71 /*
72 * Local globals...
73 */
74
75 static const cupsd_var_t variables[] =
76 {
77 { "AccessLog", &AccessLog, CUPSD_VARTYPE_STRING },
78 #ifdef __APPLE__
79 { "AppleQuotas", &AppleQuotas, CUPSD_VARTYPE_BOOLEAN },
80 #endif /* __APPLE__ */
81 { "AutoPurgeJobs", &JobAutoPurge, CUPSD_VARTYPE_BOOLEAN },
82 { "BrowseInterval", &BrowseInterval, CUPSD_VARTYPE_INTEGER },
83 #ifdef HAVE_LDAP
84 { "BrowseLDAPBindDN", &BrowseLDAPBindDN, CUPSD_VARTYPE_STRING },
85 { "BrowseLDAPCACertFile", &BrowseLDAPCACertFile, CUPSD_VARTYPE_PATHNAME },
86 { "BrowseLDAPDN", &BrowseLDAPDN, CUPSD_VARTYPE_STRING },
87 { "BrowseLDAPPassword", &BrowseLDAPPassword, CUPSD_VARTYPE_STRING },
88 { "BrowseLDAPServer", &BrowseLDAPServer, CUPSD_VARTYPE_STRING },
89 #endif /* HAVE_LDAP */
90 { "BrowseLocalOptions", &BrowseLocalOptions, CUPSD_VARTYPE_STRING },
91 { "BrowsePort", &BrowsePort, CUPSD_VARTYPE_INTEGER },
92 { "BrowseRemoteOptions", &BrowseRemoteOptions, CUPSD_VARTYPE_STRING },
93 { "BrowseShortNames", &BrowseShortNames, CUPSD_VARTYPE_BOOLEAN },
94 { "BrowseTimeout", &BrowseTimeout, CUPSD_VARTYPE_INTEGER },
95 { "Browsing", &Browsing, CUPSD_VARTYPE_BOOLEAN },
96 { "CacheDir", &CacheDir, CUPSD_VARTYPE_STRING },
97 { "Classification", &Classification, CUPSD_VARTYPE_STRING },
98 { "ClassifyOverride", &ClassifyOverride, CUPSD_VARTYPE_BOOLEAN },
99 { "ConfigFilePerm", &ConfigFilePerm, CUPSD_VARTYPE_INTEGER },
100 { "DataDir", &DataDir, CUPSD_VARTYPE_STRING },
101 { "DefaultCharset", &DefaultCharset, CUPSD_VARTYPE_STRING },
102 { "DefaultLanguage", &DefaultLanguage, CUPSD_VARTYPE_STRING },
103 { "DefaultLeaseDuration", &DefaultLeaseDuration, CUPSD_VARTYPE_INTEGER },
104 { "DefaultPolicy", &DefaultPolicy, CUPSD_VARTYPE_STRING },
105 { "DefaultShared", &DefaultShared, CUPSD_VARTYPE_BOOLEAN },
106 { "DirtyCleanInterval", &DirtyCleanInterval, CUPSD_VARTYPE_INTEGER },
107 { "DocumentRoot", &DocumentRoot, CUPSD_VARTYPE_STRING },
108 { "ErrorLog", &ErrorLog, CUPSD_VARTYPE_STRING },
109 { "ErrorPolicy", &ErrorPolicy, CUPSD_VARTYPE_STRING },
110 { "FileDevice", &FileDevice, CUPSD_VARTYPE_BOOLEAN },
111 { "FilterLimit", &FilterLimit, CUPSD_VARTYPE_INTEGER },
112 { "FilterNice", &FilterNice, CUPSD_VARTYPE_INTEGER },
113 { "FontPath", &FontPath, CUPSD_VARTYPE_STRING },
114 #ifdef HAVE_GSSAPI
115 { "GSSServiceName", &GSSServiceName, CUPSD_VARTYPE_STRING },
116 #endif /* HAVE_GSSAPI */
117 { "HideImplicitMembers", &HideImplicitMembers, CUPSD_VARTYPE_BOOLEAN },
118 { "ImplicitClasses", &ImplicitClasses, CUPSD_VARTYPE_BOOLEAN },
119 { "ImplicitAnyClasses", &ImplicitAnyClasses, CUPSD_VARTYPE_BOOLEAN },
120 { "JobRetryLimit", &JobRetryLimit, CUPSD_VARTYPE_INTEGER },
121 { "JobRetryInterval", &JobRetryInterval, CUPSD_VARTYPE_INTEGER },
122 { "KeepAliveTimeout", &KeepAliveTimeout, CUPSD_VARTYPE_INTEGER },
123 { "KeepAlive", &KeepAlive, CUPSD_VARTYPE_BOOLEAN },
124 #ifdef HAVE_LAUNCHD
125 { "LaunchdTimeout", &LaunchdTimeout, CUPSD_VARTYPE_INTEGER },
126 { "LaunchdConf", &LaunchdConf, CUPSD_VARTYPE_STRING },
127 #endif /* HAVE_LAUNCHD */
128 { "LimitRequestBody", &MaxRequestSize, CUPSD_VARTYPE_INTEGER },
129 { "ListenBackLog", &ListenBackLog, CUPSD_VARTYPE_INTEGER },
130 { "LogFilePerm", &LogFilePerm, CUPSD_VARTYPE_INTEGER },
131 { "LPDConfigFile", &LPDConfigFile, CUPSD_VARTYPE_STRING },
132 { "MaxActiveJobs", &MaxActiveJobs, CUPSD_VARTYPE_INTEGER },
133 { "MaxClients", &MaxClients, CUPSD_VARTYPE_INTEGER },
134 { "MaxClientsPerHost", &MaxClientsPerHost, CUPSD_VARTYPE_INTEGER },
135 { "MaxCopies", &MaxCopies, CUPSD_VARTYPE_INTEGER },
136 { "MaxEvents", &MaxEvents, CUPSD_VARTYPE_INTEGER },
137 { "MaxJobs", &MaxJobs, CUPSD_VARTYPE_INTEGER },
138 { "MaxJobsPerPrinter", &MaxJobsPerPrinter, CUPSD_VARTYPE_INTEGER },
139 { "MaxJobsPerUser", &MaxJobsPerUser, CUPSD_VARTYPE_INTEGER },
140 { "MaxLeaseDuration", &MaxLeaseDuration, CUPSD_VARTYPE_INTEGER },
141 { "MaxLogSize", &MaxLogSize, CUPSD_VARTYPE_INTEGER },
142 { "MaxPrinterHistory", &MaxPrinterHistory, CUPSD_VARTYPE_INTEGER },
143 { "MaxRequestSize", &MaxRequestSize, CUPSD_VARTYPE_INTEGER },
144 { "MaxSubscriptions", &MaxSubscriptions, CUPSD_VARTYPE_INTEGER },
145 { "MaxSubscriptionsPerJob", &MaxSubscriptionsPerJob, CUPSD_VARTYPE_INTEGER },
146 { "MaxSubscriptionsPerPrinter",&MaxSubscriptionsPerPrinter, CUPSD_VARTYPE_INTEGER },
147 { "MaxSubscriptionsPerUser", &MaxSubscriptionsPerUser, CUPSD_VARTYPE_INTEGER },
148 { "PageLog", &PageLog, CUPSD_VARTYPE_STRING },
149 { "PreserveJobFiles", &JobFiles, CUPSD_VARTYPE_BOOLEAN },
150 { "PreserveJobHistory", &JobHistory, CUPSD_VARTYPE_BOOLEAN },
151 { "Printcap", &Printcap, CUPSD_VARTYPE_STRING },
152 { "PrintcapGUI", &PrintcapGUI, CUPSD_VARTYPE_STRING },
153 { "ReloadTimeout", &ReloadTimeout, CUPSD_VARTYPE_INTEGER },
154 { "RemoteRoot", &RemoteRoot, CUPSD_VARTYPE_STRING },
155 { "RequestRoot", &RequestRoot, CUPSD_VARTYPE_STRING },
156 { "RIPCache", &RIPCache, CUPSD_VARTYPE_STRING },
157 { "RootCertDuration", &RootCertDuration, CUPSD_VARTYPE_INTEGER },
158 { "ServerAdmin", &ServerAdmin, CUPSD_VARTYPE_STRING },
159 { "ServerBin", &ServerBin, CUPSD_VARTYPE_PATHNAME },
160 #ifdef HAVE_SSL
161 { "ServerCertificate", &ServerCertificate, CUPSD_VARTYPE_PATHNAME },
162 # if defined(HAVE_LIBSSL) || defined(HAVE_GNUTLS)
163 { "ServerKey", &ServerKey, CUPSD_VARTYPE_PATHNAME },
164 # endif /* HAVE_LIBSSL || HAVE_GNUTLS */
165 #endif /* HAVE_SSL */
166 { "ServerName", &ServerName, CUPSD_VARTYPE_STRING },
167 { "ServerRoot", &ServerRoot, CUPSD_VARTYPE_PATHNAME },
168 { "SMBConfigFile", &SMBConfigFile, CUPSD_VARTYPE_STRING },
169 { "StateDir", &StateDir, CUPSD_VARTYPE_STRING },
170 #ifdef HAVE_AUTHORIZATION_H
171 { "SystemGroupAuthKey", &SystemGroupAuthKey, CUPSD_VARTYPE_STRING },
172 #endif /* HAVE_AUTHORIZATION_H */
173 { "TempDir", &TempDir, CUPSD_VARTYPE_PATHNAME },
174 { "Timeout", &Timeout, CUPSD_VARTYPE_INTEGER },
175 { "UseNetworkDefault", &UseNetworkDefault, CUPSD_VARTYPE_BOOLEAN }
176 };
177 #define NUM_VARS (sizeof(variables) / sizeof(variables[0]))
178
179
180 static const unsigned ones[4] =
181 {
182 0xffffffff, 0xffffffff, 0xffffffff, 0xffffffff
183 };
184 static const unsigned zeros[4] =
185 {
186 0x00000000, 0x00000000, 0x00000000, 0x00000000
187 };
188
189
190 /*
191 * Local functions...
192 */
193 static http_addrlist_t *get_address(const char *value, int defport);
194 static int get_addr_and_mask(const char *value, unsigned *ip,
195 unsigned *mask);
196 static int parse_aaa(cupsd_location_t *loc, char *line,
197 char *value, int linenum);
198 static int parse_groups(const char *s);
199 static int parse_protocols(const char *s);
200 static int read_configuration(cups_file_t *fp);
201 static int read_location(cups_file_t *fp, char *name, int linenum);
202 static int read_policy(cups_file_t *fp, char *name, int linenum);
203
204
205 /*
206 * 'cupsdCheckPermissions()' - Fix the mode and ownership of a file or directory.
207 */
208
209 int /* O - 0 on success, -1 on error, 1 on warning */
210 cupsdCheckPermissions(
211 const char *filename, /* I - File/directory name */
212 const char *suffix, /* I - Additional file/directory name */
213 int mode, /* I - Permissions */
214 int user, /* I - Owner */
215 int group, /* I - Group */
216 int is_dir, /* I - 1 = directory, 0 = file */
217 int create_dir) /* I - 1 = create directory, -1 = create w/o logging, 0 = not */
218 {
219 int dir_created = 0; /* Did we create a directory? */
220 char pathname[1024]; /* File name with prefix */
221 struct stat fileinfo; /* Stat buffer */
222
223
224 /*
225 * Prepend the given root to the filename before testing it...
226 */
227
228 if (suffix)
229 {
230 snprintf(pathname, sizeof(pathname), "%s/%s", filename, suffix);
231 filename = pathname;
232 }
233
234 /*
235 * See if we can stat the file/directory...
236 */
237
238 if (stat(filename, &fileinfo))
239 {
240 if (errno == ENOENT && create_dir)
241 {
242 if (create_dir > 0)
243 cupsdLogMessage(CUPSD_LOG_DEBUG, "Creating missing directory \"%s\"",
244 filename);
245
246 if (mkdir(filename, mode))
247 {
248 if (create_dir > 0)
249 cupsdLogMessage(CUPSD_LOG_ERROR,
250 "Unable to create directory \"%s\" - %s", filename,
251 strerror(errno));
252 else
253 syslog(LOG_ERR, "Unable to create directory \"%s\" - %s", filename,
254 strerror(errno));
255
256 return (-1);
257 }
258
259 dir_created = 1;
260 }
261 else
262 return (create_dir ? -1 : 1);
263 }
264
265 /*
266 * Make sure it's a regular file...
267 */
268
269 if (!dir_created && !is_dir && !S_ISREG(fileinfo.st_mode))
270 {
271 cupsdLogMessage(CUPSD_LOG_ERROR, "\"%s\" is not a regular file!", filename);
272 return (-1);
273 }
274
275 if (!dir_created && is_dir && !S_ISDIR(fileinfo.st_mode))
276 {
277 if (create_dir >= 0)
278 cupsdLogMessage(CUPSD_LOG_ERROR, "\"%s\" is not a directory!", filename);
279 else
280 syslog(LOG_ERR, "\"%s\" is not a directory!", filename);
281
282 return (-1);
283 }
284
285 /*
286 * Fix owner, group, and mode as needed...
287 */
288
289 if (dir_created || fileinfo.st_uid != user || fileinfo.st_gid != group)
290 {
291 if (create_dir >= 0)
292 cupsdLogMessage(CUPSD_LOG_DEBUG, "Repairing ownership of \"%s\"",
293 filename);
294
295 if (chown(filename, user, group) && !getuid())
296 {
297 if (create_dir >= 0)
298 cupsdLogMessage(CUPSD_LOG_ERROR,
299 "Unable to change ownership of \"%s\" - %s", filename,
300 strerror(errno));
301 else
302 syslog(LOG_ERR, "Unable to change ownership of \"%s\" - %s", filename,
303 strerror(errno));
304
305 return (1);
306 }
307 }
308
309 if (dir_created || (fileinfo.st_mode & 07777) != mode)
310 {
311 if (create_dir >= 0)
312 cupsdLogMessage(CUPSD_LOG_DEBUG, "Repairing access permissions of \"%s\"",
313 filename);
314
315 if (chmod(filename, mode))
316 {
317 if (create_dir >= 0)
318 cupsdLogMessage(CUPSD_LOG_ERROR,
319 "Unable to change permissions of \"%s\" - %s", filename,
320 strerror(errno));
321 else
322 syslog(LOG_ERR, "Unable to change permissions of \"%s\" - %s", filename,
323 strerror(errno));
324
325 return (1);
326 }
327 }
328
329 /*
330 * Everything is OK...
331 */
332
333 return (0);
334 }
335
336
337 /*
338 * 'cupsdReadConfiguration()' - Read the cupsd.conf file.
339 */
340
341 int /* O - 1 on success, 0 otherwise */
342 cupsdReadConfiguration(void)
343 {
344 int i; /* Looping var */
345 cups_file_t *fp; /* Configuration file */
346 int status; /* Return status */
347 char temp[1024], /* Temporary buffer */
348 *slash; /* Directory separator */
349 cups_lang_t *language; /* Language */
350 struct passwd *user; /* Default user */
351 struct group *group; /* Default group */
352 char *old_serverroot, /* Old ServerRoot */
353 *old_requestroot; /* Old RequestRoot */
354 const char *tmpdir; /* TMPDIR environment variable */
355 struct stat tmpinfo; /* Temporary directory info */
356 cupsd_policy_t *p; /* Policy */
357
358
359 /*
360 * Save the old root paths...
361 */
362
363 old_serverroot = NULL;
364 cupsdSetString(&old_serverroot, ServerRoot);
365 old_requestroot = NULL;
366 cupsdSetString(&old_requestroot, RequestRoot);
367
368 /*
369 * Reset the server configuration data...
370 */
371
372 cupsdDeleteAllLocations();
373
374 if (NumBrowsers > 0)
375 {
376 free(Browsers);
377 Browsers = NULL;
378
379 NumBrowsers = 0;
380 }
381
382 if (NumPolled > 0)
383 {
384 free(Polled);
385
386 NumPolled = 0;
387 }
388
389 if (NumRelays > 0)
390 {
391 for (i = 0; i < NumRelays; i ++)
392 if (Relays[i].from.type == CUPSD_AUTH_NAME)
393 free(Relays[i].from.mask.name.name);
394
395 free(Relays);
396
397 NumRelays = 0;
398 }
399
400 cupsdDeleteAllListeners();
401
402 /*
403 * String options...
404 */
405
406 cupsdSetString(&ServerName, httpGetHostname(NULL, temp, sizeof(temp)));
407 cupsdSetStringf(&ServerAdmin, "root@%s", temp);
408 cupsdSetString(&ServerBin, CUPS_SERVERBIN);
409 cupsdSetString(&RequestRoot, CUPS_REQUESTS);
410 cupsdSetString(&CacheDir, CUPS_CACHEDIR);
411 cupsdSetString(&DataDir, CUPS_DATADIR);
412 cupsdSetString(&DocumentRoot, CUPS_DOCROOT);
413 cupsdSetString(&AccessLog, CUPS_LOGDIR "/access_log");
414 cupsdSetString(&ErrorLog, CUPS_LOGDIR "/error_log");
415 cupsdSetString(&PageLog, CUPS_LOGDIR "/page_log");
416 cupsdSetString(&Printcap, CUPS_DEFAULT_PRINTCAP);
417 cupsdSetString(&PrintcapGUI, "/usr/bin/glpoptions");
418 cupsdSetString(&FontPath, CUPS_FONTPATH);
419 cupsdSetString(&RemoteRoot, "remroot");
420 cupsdSetString(&ServerHeader, "CUPS/1.4");
421 cupsdSetString(&StateDir, CUPS_STATEDIR);
422 #ifdef HAVE_GSSAPI
423 cupsdSetString(&GSSServiceName, CUPS_DEFAULT_GSSSERVICENAME);
424 #endif /* HAVE_GSSAPI */
425
426 if (!strcmp(CUPS_DEFAULT_PRINTCAP, "/etc/printers.conf"))
427 PrintcapFormat = PRINTCAP_SOLARIS;
428 else
429 PrintcapFormat = PRINTCAP_BSD;
430
431 strlcpy(temp, ConfigurationFile, sizeof(temp));
432 if ((slash = strrchr(temp, '/')) != NULL)
433 *slash = '\0';
434
435 cupsdSetString(&ServerRoot, temp);
436
437 cupsdClearString(&Classification);
438 ClassifyOverride = 0;
439
440 #ifdef HAVE_SSL
441 # ifdef HAVE_CDSASSL
442 cupsdSetString(&ServerCertificate, "/Library/Keychains/System.keychain");
443 # else
444 cupsdSetString(&ServerCertificate, "ssl/server.crt");
445 cupsdSetString(&ServerKey, "ssl/server.key");
446 # endif /* HAVE_CDSASSL */
447 #endif /* HAVE_SSL */
448
449 language = cupsLangDefault();
450
451 if (!strcmp(language->language, "C") || !strcmp(language->language, "POSIX"))
452 cupsdSetString(&DefaultLanguage, "en");
453 else
454 cupsdSetString(&DefaultLanguage, language->language);
455
456 cupsdSetString(&DefaultCharset, _cupsEncodingName(language->encoding));
457
458 cupsdSetString(&RIPCache, "8m");
459
460 cupsdSetString(&TempDir, NULL);
461
462 /*
463 * Find the default user...
464 */
465
466 if ((user = getpwnam(CUPS_DEFAULT_USER)) != NULL)
467 User = user->pw_uid;
468 else
469 {
470 /*
471 * Use the (historical) NFS nobody user ID (-2 as a 16-bit twos-
472 * complement number...)
473 */
474
475 User = 65534;
476 }
477
478 endpwent();
479
480 /*
481 * Find the default group...
482 */
483
484 group = getgrnam(CUPS_DEFAULT_GROUP);
485 endgrent();
486
487 if (group)
488 Group = group->gr_gid;
489 else
490 {
491 /*
492 * Fallback to group "nobody"...
493 */
494
495 group = getgrnam("nobody");
496 endgrent();
497
498 if (group)
499 Group = group->gr_gid;
500 else
501 {
502 /*
503 * Use the (historical) NFS nobody group ID (-2 as a 16-bit twos-
504 * complement number...)
505 */
506
507 Group = 65534;
508 }
509 }
510
511 /*
512 * Numeric options...
513 */
514
515 ConfigFilePerm = CUPS_DEFAULT_CONFIG_FILE_PERM;
516 DefaultAuthType = CUPSD_AUTH_BASIC;
517 #ifdef HAVE_SSL
518 DefaultEncryption = HTTP_ENCRYPT_REQUIRED;
519 #endif /* HAVE_SSL */
520 DirtyCleanInterval = 60;
521 JobRetryLimit = 5;
522 JobRetryInterval = 300;
523 FileDevice = FALSE;
524 FilterLevel = 0;
525 FilterLimit = 0;
526 FilterNice = 0;
527 HostNameLookups = FALSE;
528 ImplicitClasses = CUPS_DEFAULT_IMPLICIT_CLASSES;
529 ImplicitAnyClasses = FALSE;
530 HideImplicitMembers = TRUE;
531 KeepAlive = TRUE;
532 KeepAliveTimeout = DEFAULT_KEEPALIVE;
533 ListenBackLog = SOMAXCONN;
534 LogFilePerm = CUPS_DEFAULT_LOG_FILE_PERM;
535 LogLevel = CUPSD_LOG_ERROR;
536 MaxClients = 100;
537 MaxClientsPerHost = 0;
538 MaxLogSize = 1024 * 1024;
539 MaxPrinterHistory = 10;
540 MaxRequestSize = 0;
541 ReloadTimeout = 60;
542 RootCertDuration = 300;
543 Timeout = DEFAULT_TIMEOUT;
544 NumSystemGroups = 0;
545
546 BrowseInterval = DEFAULT_INTERVAL;
547 BrowsePort = ippPort();
548 BrowseLocalProtocols = parse_protocols(CUPS_DEFAULT_BROWSE_LOCAL_PROTOCOLS);
549 BrowseRemoteProtocols = parse_protocols(CUPS_DEFAULT_BROWSE_REMOTE_PROTOCOLS);
550 BrowseShortNames = CUPS_DEFAULT_BROWSE_SHORT_NAMES;
551 BrowseTimeout = DEFAULT_TIMEOUT;
552 Browsing = CUPS_DEFAULT_BROWSING;
553 DefaultShared = CUPS_DEFAULT_DEFAULT_SHARED;
554
555 cupsdSetString(&LPDConfigFile, CUPS_DEFAULT_LPD_CONFIG_FILE);
556 cupsdSetString(&SMBConfigFile, CUPS_DEFAULT_SMB_CONFIG_FILE);
557
558 cupsdClearString(&BrowseLocalOptions);
559 cupsdClearString(&BrowseRemoteOptions);
560
561 cupsdSetString(&ErrorPolicy, "stop-printer");
562
563 #ifdef HAVE_LDAP
564 cupsdClearString(&BrowseLDAPBindDN);
565 cupsdClearString(&BrowseLDAPDN);
566 cupsdClearString(&BrowseLDAPPassword);
567 cupsdClearString(&BrowseLDAPServer);
568 cupsdClearString(&BrowseLDAPCACertFile);
569 #endif /* HAVE_LDAP */
570
571 JobHistory = DEFAULT_HISTORY;
572 JobFiles = DEFAULT_FILES;
573 JobAutoPurge = 0;
574 MaxJobs = 500;
575 MaxActiveJobs = 0;
576 MaxJobsPerUser = 0;
577 MaxJobsPerPrinter = 0;
578 MaxCopies = CUPS_DEFAULT_MAX_COPIES;
579
580 cupsdDeleteAllPolicies();
581 cupsdClearString(&DefaultPolicy);
582
583 #ifdef HAVE_AUTHORIZATION_H
584 cupsdClearString(&SystemGroupAuthKey);
585 #endif /* HAVE_AUTHORIZATION_H */
586
587 MaxSubscriptions = 100;
588 MaxSubscriptionsPerJob = 0;
589 MaxSubscriptionsPerPrinter = 0;
590 MaxSubscriptionsPerUser = 0;
591 DefaultLeaseDuration = 86400;
592 MaxLeaseDuration = 0;
593
594 #ifdef HAVE_LAUNCHD
595 LaunchdTimeout = DEFAULT_TIMEOUT + 10;
596 cupsdSetString(&LaunchdConf, CUPS_DEFAULT_LAUNCHD_CONF);
597 #endif /* HAVE_LAUNCHD */
598
599 #ifdef __APPLE__
600 AppleQuotas = TRUE;
601 #endif /* __APPLE__ */
602
603 /*
604 * Read the configuration file...
605 */
606
607 if ((fp = cupsFileOpen(ConfigurationFile, "r")) == NULL)
608 return (0);
609
610 status = read_configuration(fp);
611
612 cupsFileClose(fp);
613
614 if (!status)
615 return (0);
616
617 RunUser = getuid();
618
619 /*
620 * See if the ServerName is an IP address...
621 */
622
623 for (slash = ServerName; isdigit(*slash & 255) || *slash == '.'; slash ++);
624
625 ServerNameIsIP = !*slash;
626
627 /*
628 * Use the default system group if none was supplied in cupsd.conf...
629 */
630
631 if (NumSystemGroups == 0)
632 {
633 if (!parse_groups(CUPS_DEFAULT_SYSTEM_GROUPS))
634 {
635 /*
636 * Find the group associated with GID 0...
637 */
638
639 group = getgrgid(0);
640 endgrent();
641
642 if (group != NULL)
643 cupsdSetString(&SystemGroups[0], group->gr_name);
644 else
645 cupsdSetString(&SystemGroups[0], "unknown");
646
647 SystemGroupIDs[0] = 0;
648 NumSystemGroups = 1;
649 }
650 }
651
652 /*
653 * Get the access control list for browsing...
654 */
655
656 BrowseACL = cupsdFindLocation("CUPS_INTERNAL_BROWSE_ACL");
657
658 /*
659 * Open the system log for cupsd if necessary...
660 */
661
662 #ifdef HAVE_VSYSLOG
663 if (!strcmp(AccessLog, "syslog") ||
664 !strcmp(ErrorLog, "syslog") ||
665 !strcmp(PageLog, "syslog"))
666 openlog("cupsd", LOG_PID | LOG_NOWAIT | LOG_NDELAY, LOG_LPR);
667 #endif /* HAVE_VSYSLOG */
668
669 /*
670 * Log the configuration file that was used...
671 */
672
673 cupsdLogMessage(CUPSD_LOG_INFO, "Loaded configuration file \"%s\"",
674 ConfigurationFile);
675
676 /*
677 * Validate the Group and SystemGroup settings - they cannot be the same,
678 * otherwise the CGI programs will be able to authenticate as root without
679 * a password!
680 */
681
682 if (!RunUser)
683 {
684 for (i = 0; i < NumSystemGroups; i ++)
685 if (Group == SystemGroupIDs[i])
686 break;
687
688 if (i < NumSystemGroups)
689 {
690 /*
691 * Log the error and reset the group to a safe value...
692 */
693
694 cupsdLogMessage(CUPSD_LOG_NOTICE,
695 "Group and SystemGroup cannot use the same groups!");
696 cupsdLogMessage(CUPSD_LOG_INFO, "Resetting Group to \"nobody\"...");
697
698 group = getgrnam("nobody");
699 endgrent();
700
701 if (group != NULL)
702 Group = group->gr_gid;
703 else
704 {
705 /*
706 * Use the (historical) NFS nobody group ID (-2 as a 16-bit twos-
707 * complement number...)
708 */
709
710 Group = 65534;
711 }
712 }
713 }
714
715 /*
716 * Check that we have at least one listen/port line; if not, report this
717 * as an error and exit!
718 */
719
720 if (cupsArrayCount(Listeners) == 0)
721 {
722 /*
723 * No listeners!
724 */
725
726 cupsdLogMessage(CUPSD_LOG_EMERG,
727 "No valid Listen or Port lines were found in the configuration file!");
728
729 /*
730 * Commit suicide...
731 */
732
733 cupsdEndProcess(getpid(), 0);
734 }
735
736 /*
737 * Set the default locale using the language and charset...
738 */
739
740 cupsdSetStringf(&DefaultLocale, "%s.%s", DefaultLanguage, DefaultCharset);
741
742 /*
743 * Update all relative filenames to include the full path from ServerRoot...
744 */
745
746 if (DocumentRoot[0] != '/')
747 cupsdSetStringf(&DocumentRoot, "%s/%s", ServerRoot, DocumentRoot);
748
749 if (RequestRoot[0] != '/')
750 cupsdSetStringf(&RequestRoot, "%s/%s", ServerRoot, RequestRoot);
751
752 if (ServerBin[0] != '/')
753 cupsdSetStringf(&ServerBin, "%s/%s", ServerRoot, ServerBin);
754
755 if (StateDir[0] != '/')
756 cupsdSetStringf(&StateDir, "%s/%s", ServerRoot, StateDir);
757
758 if (CacheDir[0] != '/')
759 cupsdSetStringf(&CacheDir, "%s/%s", ServerRoot, CacheDir);
760
761 #ifdef HAVE_SSL
762 if (ServerCertificate[0] != '/')
763 cupsdSetStringf(&ServerCertificate, "%s/%s", ServerRoot, ServerCertificate);
764
765 if (!strncmp(ServerRoot, ServerCertificate, strlen(ServerRoot)))
766 {
767 chown(ServerCertificate, RunUser, Group);
768 chmod(ServerCertificate, 0600);
769 }
770
771 # if defined(HAVE_LIBSSL) || defined(HAVE_GNUTLS)
772 if (ServerKey[0] != '/')
773 cupsdSetStringf(&ServerKey, "%s/%s", ServerRoot, ServerKey);
774
775 if (!strncmp(ServerRoot, ServerKey, strlen(ServerRoot)))
776 {
777 chown(ServerKey, RunUser, Group);
778 chmod(ServerKey, 0600);
779 }
780 # endif /* HAVE_LIBSSL || HAVE_GNUTLS */
781 #endif /* HAVE_SSL */
782
783 /*
784 * Make sure that directories and config files are owned and
785 * writable by the user and group in the cupsd.conf file...
786 */
787
788 snprintf(temp, sizeof(temp), "%s/rss", CacheDir);
789
790 if (cupsdCheckPermissions(RequestRoot, NULL, 0710, RunUser,
791 Group, 1, 1) < 0 ||
792 cupsdCheckPermissions(CacheDir, NULL, 0775, RunUser,
793 Group, 1, 1) < 0 ||
794 cupsdCheckPermissions(temp, NULL, 0775, RunUser,
795 Group, 1, 1) < 0 ||
796 cupsdCheckPermissions(StateDir, NULL, 0755, RunUser,
797 Group, 1, 1) < 0 ||
798 cupsdCheckPermissions(StateDir, "certs", RunUser ? 0711 : 0511, User,
799 SystemGroupIDs[0], 1, 1) < 0 ||
800 cupsdCheckPermissions(ServerRoot, NULL, 0755, RunUser,
801 Group, 1, 0) < 0 ||
802 cupsdCheckPermissions(ServerRoot, "ppd", 0755, RunUser,
803 Group, 1, 1) < 0 ||
804 cupsdCheckPermissions(ServerRoot, "ssl", 0700, RunUser,
805 Group, 1, 0) < 0 ||
806 cupsdCheckPermissions(ServerRoot, "cupsd.conf", ConfigFilePerm, RunUser,
807 Group, 0, 0) < 0 ||
808 cupsdCheckPermissions(ServerRoot, "classes.conf", 0600, RunUser,
809 Group, 0, 0) < 0 ||
810 cupsdCheckPermissions(ServerRoot, "printers.conf", 0600, RunUser,
811 Group, 0, 0) < 0 ||
812 cupsdCheckPermissions(ServerRoot, "passwd.md5", 0600, User,
813 Group, 0, 0) < 0)
814 return (0);
815
816 /*
817 * Update TempDir to the default if it hasn't been set already...
818 */
819
820 if (!TempDir)
821 {
822 if ((tmpdir = getenv("TMPDIR")) != NULL)
823 {
824 /*
825 * TMPDIR is defined, see if it is OK for us to use...
826 */
827
828 if (stat(tmpdir, &tmpinfo))
829 cupsdLogMessage(CUPSD_LOG_ERROR, "Unable to access TMPDIR (%s): %s",
830 tmpdir, strerror(errno));
831 else if (!S_ISDIR(tmpinfo.st_mode))
832 cupsdLogMessage(CUPSD_LOG_ERROR, "TMPDIR (%s) is not a directory!",
833 tmpdir);
834 else if ((tmpinfo.st_uid != User || !(tmpinfo.st_mode & S_IWUSR)) &&
835 (tmpinfo.st_gid != Group || !(tmpinfo.st_mode & S_IWGRP)) &&
836 !(tmpinfo.st_mode & S_IWOTH))
837 cupsdLogMessage(CUPSD_LOG_ERROR,
838 "TMPDIR (%s) has the wrong permissions!", tmpdir);
839 else
840 cupsdSetString(&TempDir, tmpdir);
841 }
842
843 if (!TempDir)
844 {
845 cupsdLogMessage(CUPSD_LOG_INFO, "Using default TempDir of %s/tmp...",
846 RequestRoot);
847 cupsdSetStringf(&TempDir, "%s/tmp", RequestRoot);
848 }
849 }
850
851 /*
852 * Make sure the temporary directory has the right permissions...
853 */
854
855 if (!strncmp(TempDir, RequestRoot, strlen(RequestRoot)) ||
856 access(TempDir, 0))
857 {
858 /*
859 * Update ownership and permissions if the CUPS temp directory
860 * is under the spool directory or does not exist...
861 */
862
863 if (cupsdCheckPermissions(TempDir, NULL, 01770, RunUser, Group, 1, 1) < 0)
864 return (0);
865 }
866
867 /*
868 * Setup environment variables...
869 */
870
871 cupsdInitEnv();
872
873 /*
874 * Check the MaxClients setting, and then allocate memory for it...
875 */
876
877 if (MaxClients > (MaxFDs / 3) || MaxClients <= 0)
878 {
879 if (MaxClients > 0)
880 cupsdLogMessage(CUPSD_LOG_INFO, "MaxClients limited to 1/3 (%d) of the file descriptor limit (%d)...",
881 MaxFDs / 3, MaxFDs);
882
883 MaxClients = MaxFDs / 3;
884 }
885
886 cupsdLogMessage(CUPSD_LOG_INFO, "Configured for up to %d clients.",
887 MaxClients);
888
889 /*
890 * Check the MaxActiveJobs setting; limit to 1/3 the available
891 * file descriptors, since we need a pipe for each job...
892 */
893
894 if (MaxActiveJobs > (MaxFDs / 3))
895 MaxActiveJobs = MaxFDs / 3;
896
897 if (Classification && !strcasecmp(Classification, "none"))
898 cupsdClearString(&Classification);
899
900 if (Classification)
901 cupsdLogMessage(CUPSD_LOG_INFO, "Security set to \"%s\"", Classification);
902
903 /*
904 * Update the MaxClientsPerHost value, as needed...
905 */
906
907 if (MaxClientsPerHost <= 0)
908 MaxClientsPerHost = MaxClients;
909
910 if (MaxClientsPerHost > MaxClients)
911 MaxClientsPerHost = MaxClients;
912
913 cupsdLogMessage(CUPSD_LOG_INFO,
914 "Allowing up to %d client connections per host.",
915 MaxClientsPerHost);
916
917 /*
918 * Make sure that BrowseTimeout is at least twice the interval...
919 */
920
921 if (BrowseTimeout < (2 * BrowseInterval) || BrowseTimeout <= 0)
922 {
923 cupsdLogMessage(CUPSD_LOG_ALERT, "Invalid BrowseTimeout value %d!",
924 BrowseTimeout);
925
926 if (BrowseInterval)
927 BrowseTimeout = BrowseInterval * 2;
928 else
929 BrowseTimeout = DEFAULT_TIMEOUT;
930
931 cupsdLogMessage(CUPSD_LOG_ALERT, "Reset BrowseTimeout to %d!",
932 BrowseTimeout);
933 }
934
935 /*
936 * Update the default policy, as needed...
937 */
938
939 if (DefaultPolicy)
940 DefaultPolicyPtr = cupsdFindPolicy(DefaultPolicy);
941 else
942 DefaultPolicyPtr = NULL;
943
944 if (!DefaultPolicyPtr)
945 {
946 cupsd_location_t *po; /* New policy operation */
947
948
949 if (DefaultPolicy)
950 cupsdLogMessage(CUPSD_LOG_ERROR, "Default policy \"%s\" not found!",
951 DefaultPolicy);
952
953 cupsdSetString(&DefaultPolicy, "default");
954
955 if ((DefaultPolicyPtr = cupsdFindPolicy("default")) != NULL)
956 cupsdLogMessage(CUPSD_LOG_INFO,
957 "Using policy \"default\" as the default!");
958 else
959 {
960 cupsdLogMessage(CUPSD_LOG_INFO,
961 "Creating CUPS default administrative policy:");
962
963 DefaultPolicyPtr = p = cupsdAddPolicy("default");
964
965 cupsdLogMessage(CUPSD_LOG_INFO, "<Policy default>");
966 cupsdLogMessage(CUPSD_LOG_INFO,
967 "<Limit Send-Document Send-URI Cancel-Job Hold-Job "
968 "Release-Job Restart-Job Purge-Jobs "
969 "Set-Job-Attributes Create-Job-Subscription "
970 "Renew-Subscription Cancel-Subscription "
971 "Get-Notifications Reprocess-Job Cancel-Current-Job "
972 "Suspend-Current-Job Resume-Job CUPS-Move-Job "
973 "CUPS-Authenticate-Job CUPS-Get-Document>");
974 cupsdLogMessage(CUPSD_LOG_INFO, "Order Deny,Allow");
975
976 po = cupsdAddPolicyOp(p, NULL, IPP_SEND_DOCUMENT);
977 po->order_type = CUPSD_AUTH_ALLOW;
978 po->level = CUPSD_AUTH_USER;
979
980 cupsdAddName(po, "@OWNER");
981 cupsdAddName(po, "@SYSTEM");
982 cupsdLogMessage(CUPSD_LOG_INFO, "Require user @OWNER @SYSTEM");
983
984 cupsdAddPolicyOp(p, po, IPP_SEND_URI);
985 cupsdAddPolicyOp(p, po, IPP_CANCEL_JOB);
986 cupsdAddPolicyOp(p, po, IPP_HOLD_JOB);
987 cupsdAddPolicyOp(p, po, IPP_RELEASE_JOB);
988 cupsdAddPolicyOp(p, po, IPP_RESTART_JOB);
989 cupsdAddPolicyOp(p, po, IPP_PURGE_JOBS);
990 cupsdAddPolicyOp(p, po, IPP_SET_JOB_ATTRIBUTES);
991 cupsdAddPolicyOp(p, po, IPP_CREATE_JOB_SUBSCRIPTION);
992 cupsdAddPolicyOp(p, po, IPP_RENEW_SUBSCRIPTION);
993 cupsdAddPolicyOp(p, po, IPP_CANCEL_SUBSCRIPTION);
994 cupsdAddPolicyOp(p, po, IPP_GET_NOTIFICATIONS);
995 cupsdAddPolicyOp(p, po, IPP_REPROCESS_JOB);
996 cupsdAddPolicyOp(p, po, IPP_CANCEL_CURRENT_JOB);
997 cupsdAddPolicyOp(p, po, IPP_SUSPEND_CURRENT_JOB);
998 cupsdAddPolicyOp(p, po, IPP_RESUME_JOB);
999 cupsdAddPolicyOp(p, po, CUPS_MOVE_JOB);
1000 cupsdAddPolicyOp(p, po, CUPS_AUTHENTICATE_JOB);
1001 cupsdAddPolicyOp(p, po, CUPS_GET_DOCUMENT);
1002
1003 cupsdLogMessage(CUPSD_LOG_INFO, "</Limit>");
1004
1005 cupsdLogMessage(CUPSD_LOG_INFO,
1006 "<Limit Pause-Printer Resume-Printer "
1007 "Set-Printer-Attributes Enable-Printer "
1008 "Disable-Printer Pause-Printer-After-Current-Job "
1009 "Hold-New-Jobs Release-Held-New-Jobs "
1010 "Deactivate-Printer Activate-Printer Restart-Printer "
1011 "Shutdown-Printer Startup-Printer Promote-Job "
1012 "Schedule-Job-After CUPS-Add-Printer "
1013 "CUPS-Delete-Printer CUPS-Add-Class CUPS-Delete-Class "
1014 "CUPS-Accept-Jobs CUPS-Reject-Jobs CUPS-Set-Default>");
1015 cupsdLogMessage(CUPSD_LOG_INFO, "Order Deny,Allow");
1016 cupsdLogMessage(CUPSD_LOG_INFO, "AuthType Default");
1017
1018 po = cupsdAddPolicyOp(p, NULL, IPP_PAUSE_PRINTER);
1019 po->order_type = CUPSD_AUTH_ALLOW;
1020 po->type = CUPSD_AUTH_DEFAULT;
1021 po->level = CUPSD_AUTH_USER;
1022
1023 cupsdAddName(po, "@SYSTEM");
1024 cupsdLogMessage(CUPSD_LOG_INFO, "Require user @SYSTEM");
1025
1026 cupsdAddPolicyOp(p, po, IPP_RESUME_PRINTER);
1027 cupsdAddPolicyOp(p, po, IPP_SET_PRINTER_ATTRIBUTES);
1028 cupsdAddPolicyOp(p, po, IPP_ENABLE_PRINTER);
1029 cupsdAddPolicyOp(p, po, IPP_DISABLE_PRINTER);
1030 cupsdAddPolicyOp(p, po, IPP_PAUSE_PRINTER_AFTER_CURRENT_JOB);
1031 cupsdAddPolicyOp(p, po, IPP_HOLD_NEW_JOBS);
1032 cupsdAddPolicyOp(p, po, IPP_RELEASE_HELD_NEW_JOBS);
1033 cupsdAddPolicyOp(p, po, IPP_DEACTIVATE_PRINTER);
1034 cupsdAddPolicyOp(p, po, IPP_ACTIVATE_PRINTER);
1035 cupsdAddPolicyOp(p, po, IPP_RESTART_PRINTER);
1036 cupsdAddPolicyOp(p, po, IPP_SHUTDOWN_PRINTER);
1037 cupsdAddPolicyOp(p, po, IPP_STARTUP_PRINTER);
1038 cupsdAddPolicyOp(p, po, IPP_PROMOTE_JOB);
1039 cupsdAddPolicyOp(p, po, IPP_SCHEDULE_JOB_AFTER);
1040 cupsdAddPolicyOp(p, po, CUPS_ADD_PRINTER);
1041 cupsdAddPolicyOp(p, po, CUPS_DELETE_PRINTER);
1042 cupsdAddPolicyOp(p, po, CUPS_ADD_CLASS);
1043 cupsdAddPolicyOp(p, po, CUPS_DELETE_CLASS);
1044 cupsdAddPolicyOp(p, po, CUPS_ACCEPT_JOBS);
1045 cupsdAddPolicyOp(p, po, CUPS_REJECT_JOBS);
1046 cupsdAddPolicyOp(p, po, CUPS_SET_DEFAULT);
1047
1048 cupsdLogMessage(CUPSD_LOG_INFO, "</Limit>");
1049
1050 cupsdLogMessage(CUPSD_LOG_INFO, "<Limit All>");
1051 cupsdLogMessage(CUPSD_LOG_INFO, "Order Deny,Allow");
1052
1053 po = cupsdAddPolicyOp(p, NULL, IPP_ANY_OPERATION);
1054 po->order_type = CUPSD_AUTH_ALLOW;
1055
1056 cupsdLogMessage(CUPSD_LOG_INFO, "</Limit>");
1057 cupsdLogMessage(CUPSD_LOG_INFO, "</Policy>");
1058 }
1059 }
1060
1061 cupsdLogMessage(CUPSD_LOG_DEBUG2, "cupsdReadConfiguration: NumPolicies=%d",
1062 cupsArrayCount(Policies));
1063 for (i = 0, p = (cupsd_policy_t *)cupsArrayFirst(Policies);
1064 p;
1065 i ++, p = (cupsd_policy_t *)cupsArrayNext(Policies))
1066 cupsdLogMessage(CUPSD_LOG_DEBUG2,
1067 "cupsdReadConfiguration: Policies[%d]=\"%s\"", i, p->name);
1068
1069 /*
1070 * If we are doing a full reload or the server root has changed, flush
1071 * the jobs, printers, etc. and start from scratch...
1072 */
1073
1074 if (NeedReload == RELOAD_ALL ||
1075 !old_serverroot || !ServerRoot || strcmp(old_serverroot, ServerRoot) ||
1076 !old_requestroot || !RequestRoot || strcmp(old_requestroot, RequestRoot))
1077 {
1078 mime_type_t *type; /* Current type */
1079 char mimetype[MIME_MAX_SUPER + MIME_MAX_TYPE];
1080 /* MIME type name */
1081
1082
1083 cupsdLogMessage(CUPSD_LOG_INFO, "Full reload is required.");
1084
1085 /*
1086 * Free all memory...
1087 */
1088
1089 cupsdDeleteAllSubscriptions();
1090 cupsdFreeAllJobs();
1091 cupsdDeleteAllClasses();
1092 cupsdDeleteAllPrinters();
1093
1094 DefaultPrinter = NULL;
1095
1096 if (MimeDatabase != NULL)
1097 mimeDelete(MimeDatabase);
1098
1099 if (NumMimeTypes)
1100 {
1101 for (i = 0; i < NumMimeTypes; i ++)
1102 _cupsStrFree(MimeTypes[i]);
1103
1104 free(MimeTypes);
1105 }
1106
1107 /*
1108 * Read the MIME type and conversion database...
1109 */
1110
1111 snprintf(temp, sizeof(temp), "%s/filter", ServerBin);
1112
1113 MimeDatabase = mimeLoad(ServerRoot, temp);
1114
1115 if (!MimeDatabase)
1116 {
1117 cupsdLogMessage(CUPSD_LOG_EMERG,
1118 "Unable to load MIME database from \'%s\'!", ServerRoot);
1119 exit(errno);
1120 }
1121
1122 cupsdLogMessage(CUPSD_LOG_INFO,
1123 "Loaded MIME database from \'%s\': %d types, %d filters...",
1124 ServerRoot, mimeNumTypes(MimeDatabase),
1125 mimeNumFilters(MimeDatabase));
1126
1127 /*
1128 * Create a list of MIME types for the document-format-supported
1129 * attribute...
1130 */
1131
1132 NumMimeTypes = mimeNumTypes(MimeDatabase);
1133 if (!mimeType(MimeDatabase, "application", "octet-stream"))
1134 NumMimeTypes ++;
1135
1136 if ((MimeTypes = calloc(NumMimeTypes, sizeof(const char *))) == NULL)
1137 {
1138 cupsdLogMessage(CUPSD_LOG_ERROR,
1139 "Unable to allocate memory for %d MIME types!",
1140 NumMimeTypes);
1141 NumMimeTypes = 0;
1142 }
1143 else
1144 {
1145 for (i = 0, type = mimeFirstType(MimeDatabase);
1146 type;
1147 i ++, type = mimeNextType(MimeDatabase))
1148 {
1149 snprintf(mimetype, sizeof(mimetype), "%s/%s", type->super, type->type);
1150
1151 MimeTypes[i] = _cupsStrAlloc(mimetype);
1152 }
1153
1154 if (i < NumMimeTypes)
1155 MimeTypes[i] = _cupsStrAlloc("application/octet-stream");
1156 }
1157
1158 if (LogLevel == CUPSD_LOG_DEBUG2)
1159 {
1160 mime_filter_t *filter; /* Current filter */
1161
1162
1163 for (type = mimeFirstType(MimeDatabase);
1164 type;
1165 type = mimeNextType(MimeDatabase))
1166 cupsdLogMessage(CUPSD_LOG_DEBUG2, "cupsdReadConfiguration: type %s/%s",
1167 type->super, type->type);
1168
1169 for (filter = mimeFirstFilter(MimeDatabase);
1170 filter;
1171 filter = mimeNextFilter(MimeDatabase))
1172 cupsdLogMessage(CUPSD_LOG_DEBUG2,
1173 "cupsdReadConfiguration: filter %s/%s to %s/%s %d %s",
1174 filter->src->super, filter->src->type,
1175 filter->dst->super, filter->dst->type,
1176 filter->cost, filter->filter);
1177 }
1178
1179 /*
1180 * Load banners...
1181 */
1182
1183 snprintf(temp, sizeof(temp), "%s/banners", DataDir);
1184 cupsdLoadBanners(temp);
1185
1186 /*
1187 * Load printers and classes...
1188 */
1189
1190 cupsdLoadAllPrinters();
1191 cupsdLoadAllClasses();
1192 cupsdLoadRemoteCache();
1193 cupsdMarkDirty(CUPSD_DIRTY_PRINTCAP);
1194
1195 cupsdCreateCommonData();
1196
1197 /*
1198 * Load queued jobs...
1199 */
1200
1201 cupsdLoadAllJobs();
1202
1203 /*
1204 * Load subscriptions...
1205 */
1206
1207 cupsdLoadAllSubscriptions();
1208
1209 cupsdLogMessage(CUPSD_LOG_INFO, "Full reload complete.");
1210 }
1211 else
1212 {
1213 /*
1214 * Not a full reload, so recreate the common printer attributes...
1215 */
1216
1217 cupsdCreateCommonData();
1218
1219 /*
1220 * Update all printers as needed...
1221 */
1222
1223 cupsdUpdatePrinters();
1224 cupsdMarkDirty(CUPSD_DIRTY_PRINTCAP);
1225
1226 cupsdLogMessage(CUPSD_LOG_INFO, "Partial reload complete.");
1227 }
1228
1229 /*
1230 * Reset the reload state...
1231 */
1232
1233 NeedReload = RELOAD_NONE;
1234
1235 cupsdClearString(&old_serverroot);
1236 cupsdClearString(&old_requestroot);
1237
1238 return (1);
1239 }
1240
1241
1242 /*
1243 * 'get_address()' - Get an address + port number from a line.
1244 */
1245
1246 static http_addrlist_t * /* O - Pointer to list if address good, NULL if bad */
1247 get_address(const char *value, /* I - Value string */
1248 int defport) /* I - Default port */
1249 {
1250 char buffer[1024], /* Hostname + port number buffer */
1251 defpname[255], /* Default port name */
1252 *hostname, /* Hostname or IP */
1253 *portname; /* Port number or name */
1254 http_addrlist_t *addrlist; /* Address list */
1255
1256
1257 /*
1258 * Check for an empty value...
1259 */
1260
1261 if (!*value)
1262 {
1263 cupsdLogMessage(CUPSD_LOG_ERROR, "Bad (empty) address!");
1264 return (NULL);
1265 }
1266
1267 /*
1268 * Grab a hostname and port number; if there is no colon and the port name
1269 * is only digits, then we have a port number by itself...
1270 */
1271
1272 strlcpy(buffer, value, sizeof(buffer));
1273
1274 if ((portname = strrchr(buffer, ':')) != NULL && !strchr(portname, ']'))
1275 {
1276 *portname++ = '\0';
1277 hostname = buffer;
1278 }
1279 else
1280 {
1281 for (portname = buffer; isdigit(*portname & 255); portname ++);
1282
1283 if (*portname)
1284 {
1285 /*
1286 * Use the default port...
1287 */
1288
1289 sprintf(defpname, "%d", defport);
1290 portname = defpname;
1291 hostname = buffer;
1292 }
1293 else
1294 {
1295 /*
1296 * The buffer contains just a port number...
1297 */
1298
1299 portname = buffer;
1300 hostname = NULL;
1301 }
1302 }
1303
1304 if (hostname && !strcmp(hostname, "*"))
1305 hostname = NULL;
1306
1307 /*
1308 * Now lookup the address using httpAddrGetList()...
1309 */
1310
1311 if ((addrlist = httpAddrGetList(hostname, AF_UNSPEC, portname)) == NULL)
1312 cupsdLogMessage(CUPSD_LOG_ERROR, "Hostname lookup for \"%s\" failed!",
1313 hostname ? hostname : "(nil)");
1314
1315 return (addrlist);
1316 }
1317
1318
1319 /*
1320 * 'get_addr_and_mask()' - Get an IP address and netmask.
1321 */
1322
1323 static int /* O - 1 on success, 0 on failure */
1324 get_addr_and_mask(const char *value, /* I - String from config file */
1325 unsigned *ip, /* O - Address value */
1326 unsigned *mask) /* O - Mask value */
1327 {
1328 int i, j, /* Looping vars */
1329 family, /* Address family */
1330 ipcount; /* Count of fields in address */
1331 unsigned ipval; /* Value */
1332 const char *maskval, /* Pointer to start of mask value */
1333 *ptr, /* Pointer into value */
1334 *ptr2; /* ... */
1335
1336
1337 /*
1338 * Get the address...
1339 */
1340
1341 ip[0] = ip[1] = ip[2] = ip[3] = 0x00000000;
1342 mask[0] = mask[1] = mask[2] = mask[3] = 0xffffffff;
1343
1344 if ((maskval = strchr(value, '/')) != NULL)
1345 maskval ++;
1346 else
1347 maskval = value + strlen(value);
1348
1349 #ifdef AF_INET6
1350 /*
1351 * Check for an IPv6 address...
1352 */
1353
1354 if (*value == '[')
1355 {
1356 /*
1357 * Parse hexadecimal IPv6 address...
1358 */
1359
1360 family = AF_INET6;
1361
1362 for (i = 0, ptr = value + 1; *ptr && i < 8; i ++)
1363 {
1364 if (*ptr == ']')
1365 break;
1366 else if (!strncmp(ptr, "::", 2))
1367 {
1368 for (ptr2 = strchr(ptr + 2, ':'), j = 0;
1369 ptr2;
1370 ptr2 = strchr(ptr2 + 1, ':'), j ++);
1371
1372 i = 7 - j;
1373 ptr ++;
1374 }
1375 else if (isxdigit(*ptr & 255))
1376 {
1377 ipval = strtoul(ptr, (char **)&ptr, 16);
1378
1379 if (ipval > 0xffff)
1380 return (0);
1381
1382 if (i & 1)
1383 ip[i / 2] |= ipval;
1384 else
1385 ip[i / 2] |= ipval << 16;
1386 }
1387 else
1388 return (0);
1389
1390 while (*ptr == ':')
1391 ptr ++;
1392 }
1393
1394 if (*ptr != ']')
1395 return (0);
1396
1397 ptr ++;
1398
1399 if (*ptr && *ptr != '/')
1400 return (0);
1401 }
1402 else
1403 #endif /* AF_INET6 */
1404 {
1405 /*
1406 * Parse dotted-decimal IPv4 address...
1407 */
1408
1409 unsigned val[4]; /* IPv4 address values */
1410
1411
1412 family = AF_INET;
1413 ipcount = sscanf(value, "%u.%u.%u.%u", val + 0, val + 1, val + 2, val + 3);
1414
1415 /*
1416 * Range check the IP numbers...
1417 */
1418
1419 for (i = 0; i < ipcount; i ++)
1420 if (val[i] > 255)
1421 return (0);
1422
1423 /*
1424 * Make sure the trailing values are zeroed, as some C libraries like
1425 * glibc apparently like to fill the unused arguments with garbage...
1426 */
1427
1428 for (i = ipcount; i < 4; i ++)
1429 val[i] = 0;
1430
1431 /*
1432 * Merge everything into a 32-bit IPv4 address in ip[3]...
1433 */
1434
1435 ip[3] = (((((val[0] << 8) | val[1]) << 8) | val[2]) << 8) | val[3];
1436
1437 if (ipcount < 4)
1438 mask[3] = (0xffffffff << (32 - 8 * ipcount)) & 0xffffffff;
1439 }
1440
1441 if (*maskval)
1442 {
1443 /*
1444 * Get the netmask value(s)...
1445 */
1446
1447 memset(mask, 0, sizeof(unsigned) * 4);
1448
1449 if (strchr(maskval, '.'))
1450 {
1451 /*
1452 * Get dotted-decimal mask...
1453 */
1454
1455 if (family != AF_INET)
1456 return (0);
1457
1458 if (sscanf(maskval, "%u.%u.%u.%u", mask + 0, mask + 1, mask + 2, mask + 3) != 4)
1459 return (0);
1460
1461 mask[3] |= ((((mask[0] << 8) | mask[1]) << 8) | mask[2]) << 8;
1462 mask[0] = mask[1] = mask[2] = 0;
1463 }
1464 else
1465 {
1466 /*
1467 * Get address/bits format...
1468 */
1469
1470 i = atoi(maskval);
1471
1472 #ifdef AF_INET6
1473 if (family == AF_INET6)
1474 {
1475 if (i > 128)
1476 return (0);
1477
1478 i = 128 - i;
1479
1480 if (i <= 96)
1481 mask[0] = 0xffffffff;
1482 else
1483 mask[0] = (0xffffffff << (i - 96)) & 0xffffffff;
1484
1485 if (i <= 64)
1486 mask[1] = 0xffffffff;
1487 else if (i >= 96)
1488 mask[1] = 0;
1489 else
1490 mask[1] = (0xffffffff << (i - 64)) & 0xffffffff;
1491
1492 if (i <= 32)
1493 mask[2] = 0xffffffff;
1494 else if (i >= 64)
1495 mask[2] = 0;
1496 else
1497 mask[2] = (0xffffffff << (i - 32)) & 0xffffffff;
1498
1499 if (i == 0)
1500 mask[3] = 0xffffffff;
1501 else if (i >= 32)
1502 mask[3] = 0;
1503 else
1504 mask[3] = (0xffffffff << i) & 0xffffffff;
1505 }
1506 else
1507 #endif /* AF_INET6 */
1508 {
1509 if (i > 32)
1510 return (0);
1511
1512 mask[0] = 0xffffffff;
1513 mask[1] = 0xffffffff;
1514 mask[2] = 0xffffffff;
1515
1516 if (i < 32)
1517 mask[3] = (0xffffffff << (32 - i)) & 0xffffffff;
1518 else
1519 mask[3] = 0xffffffff;
1520 }
1521 }
1522 }
1523
1524 cupsdLogMessage(CUPSD_LOG_DEBUG2,
1525 "get_addr_and_mask(value=\"%s\", "
1526 "ip=[%08x:%08x:%08x:%08x], mask=[%08x:%08x:%08x:%08x])",
1527 value, ip[0], ip[1], ip[2], ip[3], mask[0], mask[1], mask[2],
1528 mask[3]);
1529
1530 /*
1531 * Check for a valid netmask; no fallback like in CUPS 1.1.x!
1532 */
1533
1534 if ((ip[0] & ~mask[0]) != 0 ||
1535 (ip[1] & ~mask[1]) != 0 ||
1536 (ip[2] & ~mask[2]) != 0 ||
1537 (ip[3] & ~mask[3]) != 0)
1538 return (0);
1539
1540 return (1);
1541 }
1542
1543
1544 /*
1545 * 'parse_aaa()' - Parse authentication, authorization, and access control lines.
1546 */
1547
1548 static int /* O - 1 on success, 0 on failure */
1549 parse_aaa(cupsd_location_t *loc, /* I - Location */
1550 char *line, /* I - Line from file */
1551 char *value, /* I - Start of value data */
1552 int linenum) /* I - Current line number */
1553 {
1554 char *valptr; /* Pointer into value */
1555 unsigned ip[4], /* IP address components */
1556 mask[4]; /* IP netmask components */
1557
1558
1559 if (!strcasecmp(line, "Encryption"))
1560 {
1561 /*
1562 * "Encryption xxx" - set required encryption level...
1563 */
1564
1565 if (!strcasecmp(value, "never"))
1566 loc->encryption = HTTP_ENCRYPT_NEVER;
1567 else if (!strcasecmp(value, "always"))
1568 {
1569 cupsdLogMessage(CUPSD_LOG_ERROR,
1570 "Encryption value \"%s\" on line %d is invalid in this "
1571 "context. Using \"required\" instead.", value, linenum);
1572
1573 loc->encryption = HTTP_ENCRYPT_REQUIRED;
1574 }
1575 else if (!strcasecmp(value, "required"))
1576 loc->encryption = HTTP_ENCRYPT_REQUIRED;
1577 else if (!strcasecmp(value, "ifrequested"))
1578 loc->encryption = HTTP_ENCRYPT_IF_REQUESTED;
1579 else
1580 {
1581 cupsdLogMessage(CUPSD_LOG_ERROR,
1582 "Unknown Encryption value %s on line %d.", value, linenum);
1583 return (0);
1584 }
1585 }
1586 else if (!strcasecmp(line, "Order"))
1587 {
1588 /*
1589 * "Order Deny,Allow" or "Order Allow,Deny"...
1590 */
1591
1592 if (!strncasecmp(value, "deny", 4))
1593 loc->order_type = CUPSD_AUTH_ALLOW;
1594 else if (!strncasecmp(value, "allow", 5))
1595 loc->order_type = CUPSD_AUTH_DENY;
1596 else
1597 {
1598 cupsdLogMessage(CUPSD_LOG_ERROR, "Unknown Order value %s on line %d.",
1599 value, linenum);
1600 return (0);
1601 }
1602 }
1603 else if (!strcasecmp(line, "Allow") || !strcasecmp(line, "Deny"))
1604 {
1605 /*
1606 * Allow [From] host/ip...
1607 * Deny [From] host/ip...
1608 */
1609
1610 if (!strncasecmp(value, "from", 4))
1611 {
1612 /*
1613 * Strip leading "from"...
1614 */
1615
1616 value += 4;
1617
1618 while (isspace(*value & 255))
1619 value ++;
1620 }
1621
1622 /*
1623 * Figure out what form the allow/deny address takes:
1624 *
1625 * All
1626 * None
1627 * *.domain.com
1628 * .domain.com
1629 * host.domain.com
1630 * nnn.*
1631 * nnn.nnn.*
1632 * nnn.nnn.nnn.*
1633 * nnn.nnn.nnn.nnn
1634 * nnn.nnn.nnn.nnn/mm
1635 * nnn.nnn.nnn.nnn/mmm.mmm.mmm.mmm
1636 */
1637
1638 if (!strcasecmp(value, "all"))
1639 {
1640 /*
1641 * All hosts...
1642 */
1643
1644 if (!strcasecmp(line, "Allow"))
1645 cupsdAllowIP(loc, zeros, zeros);
1646 else
1647 cupsdDenyIP(loc, zeros, zeros);
1648 }
1649 else if (!strcasecmp(value, "none"))
1650 {
1651 /*
1652 * No hosts...
1653 */
1654
1655 if (!strcasecmp(line, "Allow"))
1656 cupsdAllowIP(loc, ones, zeros);
1657 else
1658 cupsdDenyIP(loc, ones, zeros);
1659 }
1660 #ifdef AF_INET6
1661 else if (value[0] == '*' || value[0] == '.' ||
1662 (!isdigit(value[0] & 255) && value[0] != '['))
1663 #else
1664 else if (value[0] == '*' || value[0] == '.' || !isdigit(value[0] & 255))
1665 #endif /* AF_INET6 */
1666 {
1667 /*
1668 * Host or domain name...
1669 */
1670
1671 if (value[0] == '*')
1672 value ++;
1673
1674 if (!strcasecmp(line, "Allow"))
1675 cupsdAllowHost(loc, value);
1676 else
1677 cupsdDenyHost(loc, value);
1678 }
1679 else
1680 {
1681 /*
1682 * One of many IP address forms...
1683 */
1684
1685 if (!get_addr_and_mask(value, ip, mask))
1686 {
1687 cupsdLogMessage(CUPSD_LOG_ERROR, "Bad netmask value %s on line %d.",
1688 value, linenum);
1689 return (0);
1690 }
1691
1692 if (!strcasecmp(line, "Allow"))
1693 cupsdAllowIP(loc, ip, mask);
1694 else
1695 cupsdDenyIP(loc, ip, mask);
1696 }
1697 }
1698 else if (!strcasecmp(line, "AuthType"))
1699 {
1700 /*
1701 * AuthType {none,basic,digest,basicdigest,negotiate,default}
1702 */
1703
1704 if (!strcasecmp(value, "none"))
1705 {
1706 loc->type = CUPSD_AUTH_NONE;
1707 loc->level = CUPSD_AUTH_ANON;
1708 }
1709 else if (!strcasecmp(value, "basic"))
1710 {
1711 loc->type = CUPSD_AUTH_BASIC;
1712
1713 if (loc->level == CUPSD_AUTH_ANON)
1714 loc->level = CUPSD_AUTH_USER;
1715 }
1716 else if (!strcasecmp(value, "digest"))
1717 {
1718 loc->type = CUPSD_AUTH_DIGEST;
1719
1720 if (loc->level == CUPSD_AUTH_ANON)
1721 loc->level = CUPSD_AUTH_USER;
1722 }
1723 else if (!strcasecmp(value, "basicdigest"))
1724 {
1725 loc->type = CUPSD_AUTH_BASICDIGEST;
1726
1727 if (loc->level == CUPSD_AUTH_ANON)
1728 loc->level = CUPSD_AUTH_USER;
1729 }
1730 else if (!strcasecmp(value, "default"))
1731 {
1732 loc->type = CUPSD_AUTH_DEFAULT;
1733
1734 if (loc->level == CUPSD_AUTH_ANON)
1735 loc->level = CUPSD_AUTH_USER;
1736 }
1737 #ifdef HAVE_GSSAPI
1738 else if (!strcasecmp(value, "negotiate"))
1739 {
1740 loc->type = CUPSD_AUTH_NEGOTIATE;
1741
1742 if (loc->level == CUPSD_AUTH_ANON)
1743 loc->level = CUPSD_AUTH_USER;
1744 }
1745 #endif /* HAVE_GSSAPI */
1746 else
1747 {
1748 cupsdLogMessage(CUPSD_LOG_WARN,
1749 "Unknown authorization type %s on line %d.",
1750 value, linenum);
1751 return (0);
1752 }
1753 }
1754 else if (!strcasecmp(line, "AuthClass"))
1755 {
1756 /*
1757 * AuthClass anonymous, user, system, group
1758 */
1759
1760 if (!strcasecmp(value, "anonymous"))
1761 {
1762 loc->type = CUPSD_AUTH_NONE;
1763 loc->level = CUPSD_AUTH_ANON;
1764
1765 cupsdLogMessage(CUPSD_LOG_WARN,
1766 "\"AuthClass %s\" is deprecated; consider removing "
1767 "it from line %d.",
1768 value, linenum);
1769 }
1770 else if (!strcasecmp(value, "user"))
1771 {
1772 loc->level = CUPSD_AUTH_USER;
1773
1774 cupsdLogMessage(CUPSD_LOG_WARN,
1775 "\"AuthClass %s\" is deprecated; consider using "
1776 "\"Require valid-user\" on line %d.",
1777 value, linenum);
1778 }
1779 else if (!strcasecmp(value, "group"))
1780 {
1781 loc->level = CUPSD_AUTH_GROUP;
1782
1783 cupsdLogMessage(CUPSD_LOG_WARN,
1784 "\"AuthClass %s\" is deprecated; consider using "
1785 "\"Require user @groupname\" on line %d.",
1786 value, linenum);
1787 }
1788 else if (!strcasecmp(value, "system"))
1789 {
1790 loc->level = CUPSD_AUTH_GROUP;
1791
1792 cupsdAddName(loc, "@SYSTEM");
1793
1794 cupsdLogMessage(CUPSD_LOG_WARN,
1795 "\"AuthClass %s\" is deprecated; consider using "
1796 "\"Require user @SYSTEM\" on line %d.",
1797 value, linenum);
1798 }
1799 else
1800 {
1801 cupsdLogMessage(CUPSD_LOG_WARN,
1802 "Unknown authorization class %s on line %d.",
1803 value, linenum);
1804 return (0);
1805 }
1806 }
1807 else if (!strcasecmp(line, "AuthGroupName"))
1808 {
1809 cupsdAddName(loc, value);
1810
1811 cupsdLogMessage(CUPSD_LOG_WARN,
1812 "\"AuthGroupName %s\" directive is deprecated; consider "
1813 "using \"Require user @%s\" on line %d.",
1814 value, value, linenum);
1815 }
1816 else if (!strcasecmp(line, "Require"))
1817 {
1818 /*
1819 * Apache synonym for AuthClass and AuthGroupName...
1820 *
1821 * Get initial word:
1822 *
1823 * Require valid-user
1824 * Require group names
1825 * Require user names
1826 */
1827
1828 for (valptr = value; !isspace(*valptr & 255) && *valptr; valptr ++);
1829
1830 if (*valptr)
1831 *valptr++ = '\0';
1832
1833 if (!strcasecmp(value, "valid-user") ||
1834 !strcasecmp(value, "user"))
1835 loc->level = CUPSD_AUTH_USER;
1836 else if (!strcasecmp(value, "group"))
1837 loc->level = CUPSD_AUTH_GROUP;
1838 else
1839 {
1840 cupsdLogMessage(CUPSD_LOG_WARN, "Unknown Require type %s on line %d.",
1841 value, linenum);
1842 return (0);
1843 }
1844
1845 /*
1846 * Get the list of names from the line...
1847 */
1848
1849 for (value = valptr; *value;)
1850 {
1851 while (isspace(*value & 255))
1852 value ++;
1853
1854 #ifdef HAVE_AUTHORIZATION_H
1855 if (!strncmp(value, "@AUTHKEY(", 9))
1856 {
1857 /*
1858 * Grab "@AUTHKEY(name)" value...
1859 */
1860
1861 for (valptr = value + 9; *valptr != ')' && *valptr; valptr ++);
1862
1863 if (*valptr)
1864 *valptr++ = '\0';
1865 }
1866 else
1867 #endif /* HAVE_AUTHORIZATION_H */
1868 if (*value == '\"' || *value == '\'')
1869 {
1870 /*
1871 * Grab quoted name...
1872 */
1873
1874 for (valptr = value + 1; *valptr != *value && *valptr; valptr ++);
1875
1876 value ++;
1877 }
1878 else
1879 {
1880 /*
1881 * Grab literal name.
1882 */
1883
1884 for (valptr = value; !isspace(*valptr & 255) && *valptr; valptr ++);
1885 }
1886
1887 if (*valptr)
1888 *valptr++ = '\0';
1889
1890 cupsdAddName(loc, value);
1891
1892 for (value = valptr; isspace(*value & 255); value ++);
1893 }
1894 }
1895 else if (!strcasecmp(line, "Satisfy"))
1896 {
1897 if (!strcasecmp(value, "all"))
1898 loc->satisfy = CUPSD_AUTH_SATISFY_ALL;
1899 else if (!strcasecmp(value, "any"))
1900 loc->satisfy = CUPSD_AUTH_SATISFY_ANY;
1901 else
1902 {
1903 cupsdLogMessage(CUPSD_LOG_WARN, "Unknown Satisfy value %s on line %d.",
1904 value, linenum);
1905 return (0);
1906 }
1907 }
1908 else
1909 return (0);
1910
1911 return (1);
1912 }
1913
1914
1915 /*
1916 * 'parse_groups()' - Parse system group names in a string.
1917 */
1918
1919 static int /* O - 1 on success, 0 on failure */
1920 parse_groups(const char *s) /* I - Space-delimited groups */
1921 {
1922 int status; /* Return status */
1923 char value[1024], /* Value string */
1924 *valstart, /* Pointer into value */
1925 *valend, /* End of value */
1926 quote; /* Quote character */
1927 struct group *group; /* Group */
1928
1929
1930 /*
1931 * Make a copy of the string and parse out the groups...
1932 */
1933
1934 strlcpy(value, s, sizeof(value));
1935
1936 status = 1;
1937 valstart = value;
1938
1939 while (*valstart && NumSystemGroups < MAX_SYSTEM_GROUPS)
1940 {
1941 if (*valstart == '\'' || *valstart == '\"')
1942 {
1943 /*
1944 * Scan quoted name...
1945 */
1946
1947 quote = *valstart++;
1948
1949 for (valend = valstart; *valend; valend ++)
1950 if (*valend == quote)
1951 break;
1952 }
1953 else
1954 {
1955 /*
1956 * Scan space or comma-delimited name...
1957 */
1958
1959 for (valend = valstart; *valend; valend ++)
1960 if (isspace(*valend) || *valend == ',')
1961 break;
1962 }
1963
1964 if (*valend)
1965 *valend++ = '\0';
1966
1967 group = getgrnam(valstart);
1968 if (group)
1969 {
1970 cupsdSetString(SystemGroups + NumSystemGroups, valstart);
1971 SystemGroupIDs[NumSystemGroups] = group->gr_gid;
1972
1973 NumSystemGroups ++;
1974 }
1975 else
1976 status = 0;
1977
1978 endgrent();
1979
1980 valstart = valend;
1981
1982 while (*valstart == ',' || isspace(*valstart))
1983 valstart ++;
1984 }
1985
1986 return (status);
1987 }
1988
1989
1990 /*
1991 * 'parse_protocols()' - Parse browse protocols in a string.
1992 */
1993
1994 static int /* O - Browse protocol bits */
1995 parse_protocols(const char *s) /* I - Space-delimited protocols */
1996 {
1997 int protocols; /* Browse protocol bits */
1998 char value[1024], /* Value string */
1999 *valstart, /* Pointer into value */
2000 *valend; /* End of value */
2001
2002
2003 /*
2004 * Empty protocol line yields NULL pointer...
2005 */
2006
2007 if (!s)
2008 return (0);
2009
2010 /*
2011 * Loop through the value string,...
2012 */
2013
2014 strlcpy(value, s, sizeof(value));
2015
2016 protocols = 0;
2017
2018 for (valstart = value; *valstart;)
2019 {
2020 /*
2021 * Get the current space/comma-delimited protocol name...
2022 */
2023
2024 for (valend = valstart; *valend; valend ++)
2025 if (isspace(*valend & 255) || *valend == ',')
2026 break;
2027
2028 if (*valend)
2029 *valend++ = '\0';
2030
2031 /*
2032 * Add the protocol to the bitmask...
2033 */
2034
2035 if (!strcasecmp(valstart, "cups"))
2036 protocols |= BROWSE_CUPS;
2037 else if (!strcasecmp(valstart, "slp"))
2038 protocols |= BROWSE_SLP;
2039 else if (!strcasecmp(valstart, "ldap"))
2040 protocols |= BROWSE_LDAP;
2041 else if (!strcasecmp(valstart, "dnssd") ||
2042 !strcasecmp(valstart, "dns-sd") ||
2043 !strcasecmp(valstart, "bonjour"))
2044 protocols |= BROWSE_DNSSD;
2045 else if (!strcasecmp(valstart, "lpd"))
2046 protocols |= BROWSE_LPD;
2047 else if (!strcasecmp(valstart, "smb"))
2048 protocols |= BROWSE_SMB;
2049 else if (!strcasecmp(valstart, "all"))
2050 protocols |= BROWSE_ALL;
2051 else if (strcasecmp(valstart, "none"))
2052 cupsdLogMessage(CUPSD_LOG_ERROR,
2053 "Unknown browse protocol \"%s\" ignored!", valstart);
2054
2055 for (valstart = valend; *valstart; valstart ++)
2056 if (!isspace(*valstart & 255) || *valstart != ',')
2057 break;
2058 }
2059
2060 return (protocols);
2061 }
2062
2063
2064 /*
2065 * 'read_configuration()' - Read a configuration file.
2066 */
2067
2068 static int /* O - 1 on success, 0 on failure */
2069 read_configuration(cups_file_t *fp) /* I - File to read from */
2070 {
2071 int i; /* Looping var */
2072 int linenum; /* Current line number */
2073 char line[HTTP_MAX_BUFFER],
2074 /* Line from file */
2075 temp[HTTP_MAX_BUFFER],
2076 /* Temporary buffer for value */
2077 temp2[HTTP_MAX_BUFFER],
2078 /* Temporary buffer 2 for value */
2079 *ptr, /* Pointer into line/temp */
2080 *value, /* Pointer to value */
2081 *valueptr; /* Pointer into value */
2082 int valuelen; /* Length of value */
2083 cupsd_var_t const *var; /* Current variable */
2084 http_addrlist_t *addrlist, /* Address list */
2085 *addr; /* Current address */
2086 unsigned ip[4], /* Address value */
2087 mask[4]; /* Netmask value */
2088 cupsd_dirsvc_relay_t *relay; /* Relay data */
2089 cupsd_dirsvc_poll_t *pollp; /* Polling data */
2090 cupsd_location_t *location; /* Browse location */
2091 cups_file_t *incfile; /* Include file */
2092 char incname[1024]; /* Include filename */
2093 struct group *group; /* Group */
2094
2095
2096 /*
2097 * Loop through each line in the file...
2098 */
2099
2100 linenum = 0;
2101
2102 while (cupsFileGetConf(fp, line, sizeof(line), &value, &linenum))
2103 {
2104 /*
2105 * Decode the directive...
2106 */
2107
2108 if (!strcasecmp(line, "Include"))
2109 {
2110 /*
2111 * Include filename
2112 */
2113
2114 if (value[0] == '/')
2115 strlcpy(incname, value, sizeof(incname));
2116 else
2117 snprintf(incname, sizeof(incname), "%s/%s", ServerRoot, value);
2118
2119 if ((incfile = cupsFileOpen(incname, "rb")) == NULL)
2120 cupsdLogMessage(CUPSD_LOG_ERROR,
2121 "Unable to include config file \"%s\" - %s",
2122 incname, strerror(errno));
2123 else
2124 {
2125 read_configuration(incfile);
2126 cupsFileClose(incfile);
2127 }
2128 }
2129 else if (!strcasecmp(line, "<Location"))
2130 {
2131 /*
2132 * <Location path>
2133 */
2134
2135 if (value)
2136 {
2137 linenum = read_location(fp, value, linenum);
2138 if (linenum == 0)
2139 return (0);
2140 }
2141 else
2142 {
2143 cupsdLogMessage(CUPSD_LOG_ERROR, "Syntax error on line %d.",
2144 linenum);
2145 return (0);
2146 }
2147 }
2148 else if (!strcasecmp(line, "<Policy"))
2149 {
2150 /*
2151 * <Policy name>
2152 */
2153
2154 if (value)
2155 {
2156 linenum = read_policy(fp, value, linenum);
2157 if (linenum == 0)
2158 return (0);
2159 }
2160 else
2161 {
2162 cupsdLogMessage(CUPSD_LOG_ERROR, "Syntax error on line %d.", linenum);
2163 return (0);
2164 }
2165 }
2166 else if (!strcasecmp(line, "FaxRetryInterval"))
2167 {
2168 if (value)
2169 {
2170 JobRetryInterval = atoi(value);
2171 cupsdLogMessage(CUPSD_LOG_WARN,
2172 "FaxRetryInterval is deprecated; use "
2173 "JobRetryInterval on line %d.", linenum);
2174 }
2175 else
2176 {
2177 cupsdLogMessage(CUPSD_LOG_ERROR, "Syntax error on line %d.", linenum);
2178 return (0);
2179 }
2180 }
2181 else if (!strcasecmp(line, "FaxRetryLimit"))
2182 {
2183 if (value)
2184 {
2185 JobRetryLimit = atoi(value);
2186 cupsdLogMessage(CUPSD_LOG_WARN,
2187 "FaxRetryLimit is deprecated; use "
2188 "JobRetryLimit on line %d.", linenum);
2189 }
2190 else
2191 {
2192 cupsdLogMessage(CUPSD_LOG_ERROR, "Syntax error on line %d.", linenum);
2193 return (0);
2194 }
2195 }
2196 else if (!strcasecmp(line, "Port") || !strcasecmp(line, "Listen")
2197 #ifdef HAVE_SSL
2198 || !strcasecmp(line, "SSLPort") || !strcasecmp(line, "SSLListen")
2199 #endif /* HAVE_SSL */
2200 )
2201 {
2202 /*
2203 * Add listening address(es) to the list...
2204 */
2205
2206 cupsd_listener_t *lis; /* New listeners array */
2207
2208
2209 /*
2210 * Get the address list...
2211 */
2212
2213 addrlist = get_address(value, IPP_PORT);
2214
2215 if (!addrlist)
2216 {
2217 cupsdLogMessage(CUPSD_LOG_ERROR, "Bad %s address %s at line %d.", line,
2218 value, linenum);
2219 continue;
2220 }
2221
2222 /*
2223 * Add each address...
2224 */
2225
2226 for (addr = addrlist; addr; addr = addr->next)
2227 {
2228 /*
2229 * Allocate another listener...
2230 */
2231
2232 if (!Listeners)
2233 Listeners = cupsArrayNew(NULL, NULL);
2234
2235 if (!Listeners)
2236 {
2237 cupsdLogMessage(CUPSD_LOG_ERROR,
2238 "Unable to allocate %s at line %d - %s.",
2239 line, linenum, strerror(errno));
2240 break;
2241 }
2242
2243 if ((lis = calloc(1, sizeof(cupsd_listener_t))) == NULL)
2244 {
2245 cupsdLogMessage(CUPSD_LOG_ERROR,
2246 "Unable to allocate %s at line %d - %s.",
2247 line, linenum, strerror(errno));
2248 break;
2249 }
2250
2251 cupsArrayAdd(Listeners, lis);
2252
2253 /*
2254 * Copy the current address and log it...
2255 */
2256
2257 memcpy(&(lis->address), &(addr->addr), sizeof(lis->address));
2258 lis->fd = -1;
2259
2260 #ifdef HAVE_SSL
2261 if (!strcasecmp(line, "SSLPort") || !strcasecmp(line, "SSLListen"))
2262 lis->encryption = HTTP_ENCRYPT_ALWAYS;
2263 #endif /* HAVE_SSL */
2264
2265 httpAddrString(&lis->address, temp, sizeof(temp));
2266
2267 #ifdef AF_INET6
2268 if (lis->address.addr.sa_family == AF_INET6)
2269 cupsdLogMessage(CUPSD_LOG_INFO, "Listening to %s:%d (IPv6)", temp,
2270 ntohs(lis->address.ipv6.sin6_port));
2271 else
2272 #endif /* AF_INET6 */
2273 #ifdef AF_LOCAL
2274 if (lis->address.addr.sa_family == AF_LOCAL)
2275 cupsdLogMessage(CUPSD_LOG_INFO, "Listening to %s (Domain)", temp);
2276 else
2277 #endif /* AF_LOCAL */
2278 cupsdLogMessage(CUPSD_LOG_INFO, "Listening to %s:%d (IPv4)", temp,
2279 ntohs(lis->address.ipv4.sin_port));
2280 }
2281
2282 /*
2283 * Free the list...
2284 */
2285
2286 httpAddrFreeList(addrlist);
2287 }
2288 else if (!strcasecmp(line, "BrowseAddress"))
2289 {
2290 /*
2291 * Add a browse address to the list...
2292 */
2293
2294 cupsd_dirsvc_addr_t *dira; /* New browse address array */
2295
2296
2297 if (NumBrowsers == 0)
2298 dira = malloc(sizeof(cupsd_dirsvc_addr_t));
2299 else
2300 dira = realloc(Browsers, (NumBrowsers + 1) * sizeof(cupsd_dirsvc_addr_t));
2301
2302 if (!dira)
2303 {
2304 cupsdLogMessage(CUPSD_LOG_ERROR,
2305 "Unable to allocate BrowseAddress at line %d - %s.",
2306 linenum, strerror(errno));
2307 continue;
2308 }
2309
2310 Browsers = dira;
2311 dira += NumBrowsers;
2312
2313 memset(dira, 0, sizeof(cupsd_dirsvc_addr_t));
2314
2315 if (!strcasecmp(value, "@LOCAL"))
2316 {
2317 /*
2318 * Send browse data to all local interfaces...
2319 */
2320
2321 strcpy(dira->iface, "*");
2322 NumBrowsers ++;
2323 }
2324 else if (!strncasecmp(value, "@IF(", 4))
2325 {
2326 /*
2327 * Send browse data to the named interface...
2328 */
2329
2330 strlcpy(dira->iface, value + 4, sizeof(Browsers[0].iface));
2331
2332 ptr = dira->iface + strlen(dira->iface) - 1;
2333 if (*ptr == ')')
2334 *ptr = '\0';
2335
2336 NumBrowsers ++;
2337 }
2338 else if ((addrlist = get_address(value, BrowsePort)) != NULL)
2339 {
2340 /*
2341 * Only IPv4 addresses are supported...
2342 */
2343
2344 for (addr = addrlist; addr; addr = addr->next)
2345 if (addr->addr.addr.sa_family == AF_INET)
2346 break;
2347
2348 if (addr)
2349 {
2350 memcpy(&(dira->to), &(addrlist->addr), sizeof(dira->to));
2351 httpAddrString(&(dira->to), temp, sizeof(temp));
2352
2353 cupsdLogMessage(CUPSD_LOG_INFO,
2354 "Sending browsing info to %s:%d (IPv4)",
2355 temp, ntohs(dira->to.ipv4.sin_port));
2356
2357 NumBrowsers ++;
2358 }
2359 else
2360 cupsdLogMessage(CUPSD_LOG_ERROR, "Bad BrowseAddress %s at line %d.",
2361 value, linenum);
2362
2363 httpAddrFreeList(addrlist);
2364 }
2365 else
2366 cupsdLogMessage(CUPSD_LOG_ERROR, "Bad BrowseAddress %s at line %d.",
2367 value, linenum);
2368 }
2369 else if (!strcasecmp(line, "BrowseOrder"))
2370 {
2371 /*
2372 * "BrowseOrder Deny,Allow" or "BrowseOrder Allow,Deny"...
2373 */
2374
2375 if ((location = cupsdFindLocation("CUPS_INTERNAL_BROWSE_ACL")) == NULL)
2376 location = cupsdAddLocation("CUPS_INTERNAL_BROWSE_ACL");
2377
2378 if (location == NULL)
2379 cupsdLogMessage(CUPSD_LOG_ERROR,
2380 "Unable to initialize browse access control list!");
2381 else if (!strncasecmp(value, "deny", 4))
2382 location->order_type = CUPSD_AUTH_ALLOW;
2383 else if (!strncasecmp(value, "allow", 5))
2384 location->order_type = CUPSD_AUTH_DENY;
2385 else
2386 cupsdLogMessage(CUPSD_LOG_ERROR,
2387 "Unknown BrowseOrder value %s on line %d.",
2388 value, linenum);
2389 }
2390 else if (!strcasecmp(line, "BrowseProtocols") ||
2391 !strcasecmp(line, "BrowseLocalProtocols") ||
2392 !strcasecmp(line, "BrowseRemoteProtocols"))
2393 {
2394 /*
2395 * "BrowseProtocols name [... name]"
2396 * "BrowseLocalProtocols name [... name]"
2397 * "BrowseRemoteProtocols name [... name]"
2398 */
2399
2400 int protocols = parse_protocols(value);
2401
2402 if (protocols < 0)
2403 {
2404 cupsdLogMessage(CUPSD_LOG_ERROR,
2405 "Unknown browse protocol \"%s\" on line %d.",
2406 value, linenum);
2407 break;
2408 }
2409
2410 if (strcasecmp(line, "BrowseLocalProtocols"))
2411 BrowseRemoteProtocols = protocols;
2412 if (strcasecmp(line, "BrowseRemoteProtocols"))
2413 BrowseLocalProtocols = protocols;
2414 }
2415 else if (!strcasecmp(line, "BrowseAllow") ||
2416 !strcasecmp(line, "BrowseDeny"))
2417 {
2418 /*
2419 * BrowseAllow [From] host/ip...
2420 * BrowseDeny [From] host/ip...
2421 */
2422
2423 if ((location = cupsdFindLocation("CUPS_INTERNAL_BROWSE_ACL")) == NULL)
2424 location = cupsdAddLocation("CUPS_INTERNAL_BROWSE_ACL");
2425
2426 if (location == NULL)
2427 cupsdLogMessage(CUPSD_LOG_ERROR,
2428 "Unable to initialize browse access control list!");
2429 else
2430 {
2431 if (!strncasecmp(value, "from ", 5))
2432 {
2433 /*
2434 * Strip leading "from"...
2435 */
2436
2437 value += 5;
2438
2439 while (isspace(*value))
2440 value ++;
2441 }
2442
2443 /*
2444 * Figure out what form the allow/deny address takes:
2445 *
2446 * All
2447 * None
2448 * *.domain.com
2449 * .domain.com
2450 * host.domain.com
2451 * nnn.*
2452 * nnn.nnn.*
2453 * nnn.nnn.nnn.*
2454 * nnn.nnn.nnn.nnn
2455 * nnn.nnn.nnn.nnn/mm
2456 * nnn.nnn.nnn.nnn/mmm.mmm.mmm.mmm
2457 */
2458
2459 if (!strcasecmp(value, "all"))
2460 {
2461 /*
2462 * All hosts...
2463 */
2464
2465 if (!strcasecmp(line, "BrowseAllow"))
2466 cupsdAllowIP(location, zeros, zeros);
2467 else
2468 cupsdDenyIP(location, zeros, zeros);
2469 }
2470 else if (!strcasecmp(value, "none"))
2471 {
2472 /*
2473 * No hosts...
2474 */
2475
2476 if (!strcasecmp(line, "BrowseAllow"))
2477 cupsdAllowIP(location, ones, zeros);
2478 else
2479 cupsdDenyIP(location, ones, zeros);
2480 }
2481 #ifdef AF_INET6
2482 else if (value[0] == '*' || value[0] == '.' ||
2483 (!isdigit(value[0] & 255) && value[0] != '['))
2484 #else
2485 else if (value[0] == '*' || value[0] == '.' || !isdigit(value[0] & 255))
2486 #endif /* AF_INET6 */
2487 {
2488 /*
2489 * Host or domain name...
2490 */
2491
2492 if (value[0] == '*')
2493 value ++;
2494
2495 if (!strcasecmp(line, "BrowseAllow"))
2496 cupsdAllowHost(location, value);
2497 else
2498 cupsdDenyHost(location, value);
2499 }
2500 else
2501 {
2502 /*
2503 * One of many IP address forms...
2504 */
2505
2506 if (!get_addr_and_mask(value, ip, mask))
2507 {
2508 cupsdLogMessage(CUPSD_LOG_ERROR, "Bad netmask value %s on line %d.",
2509 value, linenum);
2510 break;
2511 }
2512
2513 if (!strcasecmp(line, "BrowseAllow"))
2514 cupsdAllowIP(location, ip, mask);
2515 else
2516 cupsdDenyIP(location, ip, mask);
2517 }
2518 }
2519 }
2520 else if (!strcasecmp(line, "BrowseRelay"))
2521 {
2522 /*
2523 * BrowseRelay [from] source [to] destination
2524 */
2525
2526 if (NumRelays == 0)
2527 relay = malloc(sizeof(cupsd_dirsvc_relay_t));
2528 else
2529 relay = realloc(Relays, (NumRelays + 1) * sizeof(cupsd_dirsvc_relay_t));
2530
2531 if (!relay)
2532 {
2533 cupsdLogMessage(CUPSD_LOG_ERROR,
2534 "Unable to allocate BrowseRelay at line %d - %s.",
2535 linenum, strerror(errno));
2536 continue;
2537 }
2538
2539 Relays = relay;
2540 relay += NumRelays;
2541
2542 memset(relay, 0, sizeof(cupsd_dirsvc_relay_t));
2543
2544 if (!strncasecmp(value, "from ", 5))
2545 {
2546 /*
2547 * Strip leading "from"...
2548 */
2549
2550 value += 5;
2551
2552 while (isspace(*value))
2553 value ++;
2554 }
2555
2556 /*
2557 * Figure out what form the from address takes:
2558 *
2559 * *.domain.com
2560 * .domain.com
2561 * host.domain.com
2562 * nnn.*
2563 * nnn.nnn.*
2564 * nnn.nnn.nnn.*
2565 * nnn.nnn.nnn.nnn
2566 * nnn.nnn.nnn.nnn/mm
2567 * nnn.nnn.nnn.nnn/mmm.mmm.mmm.mmm
2568 */
2569
2570 #ifdef AF_INET6
2571 if (value[0] == '*' || value[0] == '.' ||
2572 (!isdigit(value[0] & 255) && value[0] != '['))
2573 #else
2574 if (value[0] == '*' || value[0] == '.' || !isdigit(value[0] & 255))
2575 #endif /* AF_INET6 */
2576 {
2577 /*
2578 * Host or domain name...
2579 */
2580
2581 if (value[0] == '*')
2582 value ++;
2583
2584 strlcpy(temp, value, sizeof(temp));
2585 if ((ptr = strchr(temp, ' ')) != NULL)
2586 *ptr = '\0';
2587
2588 relay->from.type = CUPSD_AUTH_NAME;
2589
2590 if ((relay->from.mask.name.name = strdup(temp)) == NULL)
2591 {
2592 cupsdLogMessage(CUPSD_LOG_ERROR,
2593 "Unable to allocate BrowseRelay name at line %d - %s.",
2594 linenum, strerror(errno));
2595 continue;
2596 }
2597
2598 relay->from.mask.name.length = strlen(temp);
2599 }
2600 else
2601 {
2602 /*
2603 * One of many IP address forms...
2604 */
2605
2606 if (!get_addr_and_mask(value, ip, mask))
2607 {
2608 cupsdLogMessage(CUPSD_LOG_ERROR, "Bad netmask value %s on line %d.",
2609 value, linenum);
2610 break;
2611 }
2612
2613 relay->from.type = CUPSD_AUTH_IP;
2614 memcpy(relay->from.mask.ip.address, ip,
2615 sizeof(relay->from.mask.ip.address));
2616 memcpy(relay->from.mask.ip.netmask, mask,
2617 sizeof(relay->from.mask.ip.netmask));
2618 }
2619
2620 /*
2621 * Skip value and trailing whitespace...
2622 */
2623
2624 for (; *value; value ++)
2625 if (isspace(*value))
2626 break;
2627
2628 while (isspace(*value))
2629 value ++;
2630
2631 if (!strncasecmp(value, "to ", 3))
2632 {
2633 /*
2634 * Strip leading "to"...
2635 */
2636
2637 value += 3;
2638
2639 while (isspace(*value))
2640 value ++;
2641 }
2642
2643 /*
2644 * Get "to" address and port...
2645 */
2646
2647 if ((addrlist = get_address(value, BrowsePort)) != NULL)
2648 {
2649 /*
2650 * Only IPv4 addresses are supported...
2651 */
2652
2653 for (addr = addrlist; addr; addr = addr->next)
2654 if (addr->addr.addr.sa_family == AF_INET)
2655 break;
2656
2657 if (addr)
2658 {
2659 memcpy(&(relay->to), &(addrlist->addr), sizeof(relay->to));
2660
2661 httpAddrString(&(relay->to), temp, sizeof(temp));
2662
2663 if (relay->from.type == CUPSD_AUTH_IP)
2664 snprintf(temp2, sizeof(temp2), "%u.%u.%u.%u/%u.%u.%u.%u",
2665 relay->from.mask.ip.address[0] >> 24,
2666 (relay->from.mask.ip.address[0] >> 16) & 255,
2667 (relay->from.mask.ip.address[0] >> 8) & 255,
2668 relay->from.mask.ip.address[0] & 255,
2669 relay->from.mask.ip.netmask[0] >> 24,
2670 (relay->from.mask.ip.netmask[0] >> 16) & 255,
2671 (relay->from.mask.ip.netmask[0] >> 8) & 255,
2672 relay->from.mask.ip.netmask[0] & 255);
2673 else
2674 strlcpy(temp2, relay->from.mask.name.name, sizeof(temp2));
2675
2676 cupsdLogMessage(CUPSD_LOG_INFO, "Relaying from %s to %s:%d (IPv4)",
2677 temp2, temp, ntohs(relay->to.ipv4.sin_port));
2678
2679 NumRelays ++;
2680 }
2681 else
2682 cupsdLogMessage(CUPSD_LOG_ERROR, "Bad relay address %s at line %d.",
2683 value, linenum);
2684
2685 httpAddrFreeList(addrlist);
2686 }
2687 else
2688 {
2689 if (relay->from.type == CUPSD_AUTH_NAME)
2690 free(relay->from.mask.name.name);
2691
2692 cupsdLogMessage(CUPSD_LOG_ERROR, "Bad relay address %s at line %d.",
2693 value, linenum);
2694 }
2695 }
2696 else if (!strcasecmp(line, "BrowsePoll"))
2697 {
2698 /*
2699 * BrowsePoll address[:port]
2700 */
2701
2702 char *portname; /* Port name */
2703 int portnum; /* Port number */
2704 struct servent *service; /* Service */
2705
2706
2707 /*
2708 * Extract the port name from the address...
2709 */
2710
2711 if ((portname = strrchr(value, ':')) != NULL && !strchr(portname, ']'))
2712 {
2713 *portname++ = '\0';
2714
2715 if (isdigit(*portname & 255))
2716 portnum = atoi(portname);
2717 else if ((service = getservbyname(portname, NULL)) != NULL)
2718 portnum = ntohs(service->s_port);
2719 else
2720 {
2721 cupsdLogMessage(CUPSD_LOG_ERROR, "Lookup of service \"%s\" failed!",
2722 portname);
2723 continue;
2724 }
2725 }
2726 else
2727 portnum = ippPort();
2728
2729 /*
2730 * Add the poll entry...
2731 */
2732
2733 if (NumPolled == 0)
2734 pollp = malloc(sizeof(cupsd_dirsvc_poll_t));
2735 else
2736 pollp = realloc(Polled, (NumPolled + 1) * sizeof(cupsd_dirsvc_poll_t));
2737
2738 if (!pollp)
2739 {
2740 cupsdLogMessage(CUPSD_LOG_ERROR,
2741 "Unable to allocate BrowsePoll at line %d - %s.",
2742 linenum, strerror(errno));
2743 continue;
2744 }
2745
2746 Polled = pollp;
2747 pollp += NumPolled;
2748
2749 NumPolled ++;
2750 memset(pollp, 0, sizeof(cupsd_dirsvc_poll_t));
2751
2752 strlcpy(pollp->hostname, value, sizeof(pollp->hostname));
2753 pollp->port = portnum;
2754
2755 cupsdLogMessage(CUPSD_LOG_INFO, "Polling %s:%d", pollp->hostname,
2756 pollp->port);
2757 }
2758 else if (!strcasecmp(line, "DefaultAuthType"))
2759 {
2760 /*
2761 * DefaultAuthType {basic,digest,basicdigest,negotiate}
2762 */
2763
2764 if (!strcasecmp(value, "none"))
2765 DefaultAuthType = CUPSD_AUTH_NONE;
2766 else if (!strcasecmp(value, "basic"))
2767 DefaultAuthType = CUPSD_AUTH_BASIC;
2768 else if (!strcasecmp(value, "digest"))
2769 DefaultAuthType = CUPSD_AUTH_DIGEST;
2770 else if (!strcasecmp(value, "basicdigest"))
2771 DefaultAuthType = CUPSD_AUTH_BASICDIGEST;
2772 #ifdef HAVE_GSSAPI
2773 else if (!strcasecmp(value, "negotiate"))
2774 DefaultAuthType = CUPSD_AUTH_NEGOTIATE;
2775 #endif /* HAVE_GSSAPI */
2776 else
2777 {
2778 cupsdLogMessage(CUPSD_LOG_WARN,
2779 "Unknown default authorization type %s on line %d.",
2780 value, linenum);
2781 return (0);
2782 }
2783 }
2784 #ifdef HAVE_SSL
2785 else if (!strcasecmp(line, "DefaultEncryption"))
2786 {
2787 /*
2788 * DefaultEncryption {Never,IfRequested,Required}
2789 */
2790
2791 if (!value || !strcasecmp(value, "never"))
2792 DefaultEncryption = HTTP_ENCRYPT_NEVER;
2793 else if (!strcasecmp(value, "required"))
2794 DefaultEncryption = HTTP_ENCRYPT_REQUIRED;
2795 else if (!strcasecmp(value, "ifrequested"))
2796 DefaultEncryption = HTTP_ENCRYPT_IF_REQUESTED;
2797 else
2798 {
2799 cupsdLogMessage(CUPSD_LOG_WARN,
2800 "Unknown default encryption %s on line %d.",
2801 value, linenum);
2802 return (0);
2803 }
2804 }
2805 #endif /* HAVE_SSL */
2806 #ifdef HAVE_GSSAPI
2807 else if (!strcasecmp(line, "Krb5Keytab"))
2808 {
2809 cupsdSetStringf(&Krb5Keytab, "KRB5_KTNAME=%s", value);
2810 putenv(Krb5Keytab);
2811
2812 # ifdef HAVE_GSSKRB5_REGISTER_ACCEPTOR_IDENTITY
2813 gsskrb5_register_acceptor_identity(value);
2814 # else
2815 cupsdSetEnv("KRB5_KTNAME", value);
2816 # endif /* HAVE_GSSKRB5_REGISTER_ACCEPTOR_IDENTITY */
2817 }
2818 #endif /* HAVE_GSSAPI */
2819 else if (!strcasecmp(line, "User"))
2820 {
2821 /*
2822 * User ID to run as...
2823 */
2824
2825 if (value && isdigit(value[0] & 255))
2826 {
2827 int uid = atoi(value);
2828
2829 if (!uid)
2830 cupsdLogMessage(CUPSD_LOG_ERROR,
2831 "Will not use User 0 as specified on line %d "
2832 "for security reasons. You must use a non-"
2833 "privileged account instead.",
2834 linenum);
2835 else
2836 User = atoi(value);
2837 }
2838 else if (value)
2839 {
2840 struct passwd *p; /* Password information */
2841
2842 endpwent();
2843 p = getpwnam(value);
2844
2845 if (p)
2846 {
2847 if (!p->pw_uid)
2848 cupsdLogMessage(CUPSD_LOG_ERROR,
2849 "Will not use User %s (UID=0) as specified on line "
2850 "%d for security reasons. You must use a non-"
2851 "privileged account instead.",
2852 value, linenum);
2853 else
2854 User = p->pw_uid;
2855 }
2856 else
2857 cupsdLogMessage(CUPSD_LOG_ERROR,
2858 "Unknown User \"%s\" on line %d, ignoring!",
2859 value, linenum);
2860 }
2861 else
2862 cupsdLogMessage(CUPSD_LOG_ERROR,
2863 "User directive on line %d missing the username!",
2864 linenum);
2865 }
2866 else if (!strcasecmp(line, "Group"))
2867 {
2868 /*
2869 * Group ID to run as...
2870 */
2871
2872 if (isdigit(value[0]))
2873 Group = atoi(value);
2874 else
2875 {
2876 endgrent();
2877 group = getgrnam(value);
2878
2879 if (group != NULL)
2880 Group = group->gr_gid;
2881 else
2882 cupsdLogMessage(CUPSD_LOG_ERROR,
2883 "Unknown Group \"%s\" on line %d, ignoring!",
2884 value, linenum);
2885 }
2886 }
2887 else if (!strcasecmp(line, "SystemGroup"))
2888 {
2889 /*
2890 * SystemGroup (admin) group(s)...
2891 */
2892
2893 if (!parse_groups(value))
2894 cupsdLogMessage(CUPSD_LOG_ERROR,
2895 "Unknown SystemGroup \"%s\" on line %d, ignoring!",
2896 value, linenum);
2897 }
2898 else if (!strcasecmp(line, "HostNameLookups"))
2899 {
2900 /*
2901 * Do hostname lookups?
2902 */
2903
2904 if (!strcasecmp(value, "off"))
2905 HostNameLookups = 0;
2906 else if (!strcasecmp(value, "on"))
2907 HostNameLookups = 1;
2908 else if (!strcasecmp(value, "double"))
2909 HostNameLookups = 2;
2910 else
2911 cupsdLogMessage(CUPSD_LOG_WARN, "Unknown HostNameLookups %s on line %d.",
2912 value, linenum);
2913 }
2914 else if (!strcasecmp(line, "LogLevel"))
2915 {
2916 /*
2917 * Amount of logging to do...
2918 */
2919
2920 if (!strcasecmp(value, "debug2"))
2921 LogLevel = CUPSD_LOG_DEBUG2;
2922 else if (!strcasecmp(value, "debug"))
2923 LogLevel = CUPSD_LOG_DEBUG;
2924 else if (!strcasecmp(value, "info"))
2925 LogLevel = CUPSD_LOG_INFO;
2926 else if (!strcasecmp(value, "notice"))
2927 LogLevel = CUPSD_LOG_NOTICE;
2928 else if (!strcasecmp(value, "warn"))
2929 LogLevel = CUPSD_LOG_WARN;
2930 else if (!strcasecmp(value, "error"))
2931 LogLevel = CUPSD_LOG_ERROR;
2932 else if (!strcasecmp(value, "crit"))
2933 LogLevel = CUPSD_LOG_CRIT;
2934 else if (!strcasecmp(value, "alert"))
2935 LogLevel = CUPSD_LOG_ALERT;
2936 else if (!strcasecmp(value, "emerg"))
2937 LogLevel = CUPSD_LOG_EMERG;
2938 else if (!strcasecmp(value, "none"))
2939 LogLevel = CUPSD_LOG_NONE;
2940 else
2941 cupsdLogMessage(CUPSD_LOG_WARN, "Unknown LogLevel %s on line %d.",
2942 value, linenum);
2943 }
2944 else if (!strcasecmp(line, "PrintcapFormat"))
2945 {
2946 /*
2947 * Format of printcap file?
2948 */
2949
2950 if (!strcasecmp(value, "bsd"))
2951 PrintcapFormat = PRINTCAP_BSD;
2952 else if (!strcasecmp(value, "solaris"))
2953 PrintcapFormat = PRINTCAP_SOLARIS;
2954 else
2955 cupsdLogMessage(CUPSD_LOG_WARN, "Unknown PrintcapFormat %s on line %d.",
2956 value, linenum);
2957 }
2958 else if (!strcasecmp(line, "ServerTokens"))
2959 {
2960 /*
2961 * Set the string used for the Server header...
2962 */
2963
2964 struct utsname plat; /* Platform info */
2965
2966
2967 uname(&plat);
2968
2969 if (!strcasecmp(value, "ProductOnly"))
2970 cupsdSetString(&ServerHeader, "CUPS");
2971 else if (!strcasecmp(value, "Major"))
2972 cupsdSetString(&ServerHeader, "CUPS/1");
2973 else if (!strcasecmp(value, "Minor"))
2974 cupsdSetString(&ServerHeader, "CUPS/1.4");
2975 else if (!strcasecmp(value, "Minimal"))
2976 cupsdSetString(&ServerHeader, CUPS_MINIMAL);
2977 else if (!strcasecmp(value, "OS"))
2978 cupsdSetStringf(&ServerHeader, CUPS_MINIMAL " (%s)", plat.sysname);
2979 else if (!strcasecmp(value, "Full"))
2980 cupsdSetStringf(&ServerHeader, CUPS_MINIMAL " (%s) IPP/1.1",
2981 plat.sysname);
2982 else if (!strcasecmp(value, "None"))
2983 cupsdClearString(&ServerHeader);
2984 else
2985 cupsdLogMessage(CUPSD_LOG_WARN, "Unknown ServerTokens %s on line %d.",
2986 value, linenum);
2987 }
2988 else if (!strcasecmp(line, "PassEnv"))
2989 {
2990 /*
2991 * PassEnv variable [... variable]
2992 */
2993
2994 for (; *value;)
2995 {
2996 for (valuelen = 0; value[valuelen]; valuelen ++)
2997 if (isspace(value[valuelen]) || value[valuelen] == ',')
2998 break;
2999
3000 if (value[valuelen])
3001 {
3002 value[valuelen] = '\0';
3003 valuelen ++;
3004 }
3005
3006 cupsdSetEnv(value, NULL);
3007
3008 for (value += valuelen; *value; value ++)
3009 if (!isspace(*value) || *value != ',')
3010 break;
3011 }
3012 }
3013 else if (!strcasecmp(line, "SetEnv"))
3014 {
3015 /*
3016 * SetEnv variable value
3017 */
3018
3019 for (valueptr = value; *valueptr && !isspace(*valueptr & 255); valueptr ++);
3020
3021 if (*valueptr)
3022 {
3023 /*
3024 * Found a value...
3025 */
3026
3027 while (isspace(*valueptr & 255))
3028 *valueptr++ = '\0';
3029
3030 cupsdSetEnv(value, valueptr);
3031 }
3032 else
3033 cupsdLogMessage(CUPSD_LOG_ERROR,
3034 "Missing value for SetEnv directive on line %d.",
3035 linenum);
3036 }
3037 else
3038 {
3039 /*
3040 * Find a simple variable in the list...
3041 */
3042
3043 for (i = NUM_VARS, var = variables; i > 0; i --, var ++)
3044 if (!strcasecmp(line, var->name))
3045 break;
3046
3047 if (i == 0)
3048 {
3049 /*
3050 * Unknown directive! Output an error message and continue...
3051 */
3052
3053 cupsdLogMessage(CUPSD_LOG_ERROR, "Unknown directive %s on line %d.",
3054 line, linenum);
3055 continue;
3056 }
3057
3058 switch (var->type)
3059 {
3060 case CUPSD_VARTYPE_INTEGER :
3061 if (!value)
3062 cupsdLogMessage(CUPSD_LOG_ERROR,
3063 "Missing integer value for %s on line %d!",
3064 line, linenum);
3065 else
3066 {
3067 int n; /* Number */
3068 char *units; /* Units */
3069
3070
3071 n = strtol(value, &units, 0);
3072
3073 if (units && *units)
3074 {
3075 if (tolower(units[0] & 255) == 'g')
3076 n *= 1024 * 1024 * 1024;
3077 else if (tolower(units[0] & 255) == 'm')
3078 n *= 1024 * 1024;
3079 else if (tolower(units[0] & 255) == 'k')
3080 n *= 1024;
3081 else if (tolower(units[0] & 255) == 't')
3082 n *= 262144;
3083 }
3084
3085 if (n < 0)
3086 cupsdLogMessage(CUPSD_LOG_ERROR,
3087 "Bad negative integer value for %s on line %d!",
3088 line, linenum);
3089 else
3090 *((int *)var->ptr) = n;
3091 }
3092 break;
3093
3094 case CUPSD_VARTYPE_BOOLEAN :
3095 if (!value)
3096 cupsdLogMessage(CUPSD_LOG_ERROR,
3097 "Missing boolean value for %s on line %d!",
3098 line, linenum);
3099 else if (!strcasecmp(value, "true") ||
3100 !strcasecmp(value, "on") ||
3101 !strcasecmp(value, "enabled") ||
3102 !strcasecmp(value, "yes") ||
3103 atoi(value) != 0)
3104 *((int *)var->ptr) = TRUE;
3105 else if (!strcasecmp(value, "false") ||
3106 !strcasecmp(value, "off") ||
3107 !strcasecmp(value, "disabled") ||
3108 !strcasecmp(value, "no") ||
3109 !strcasecmp(value, "0"))
3110 *((int *)var->ptr) = FALSE;
3111 else
3112 cupsdLogMessage(CUPSD_LOG_ERROR,
3113 "Unknown boolean value %s on line %d.",
3114 value, linenum);
3115 break;
3116
3117 case CUPSD_VARTYPE_PATHNAME :
3118 if (value[0] == '/')
3119 strlcpy(temp, value, sizeof(temp));
3120 else
3121 snprintf(temp, sizeof(temp), "%s/%s", ServerRoot, value);
3122
3123 if (access(temp, 0))
3124 {
3125 cupsdLogMessage(CUPSD_LOG_ERROR,
3126 "File or directory for \"%s %s\" on line %d "
3127 "does not exist!", line, value, linenum);
3128 break;
3129 }
3130
3131 case CUPSD_VARTYPE_STRING :
3132 cupsdSetString((char **)var->ptr, value);
3133 break;
3134 }
3135 }
3136 }
3137
3138 return (1);
3139 }
3140
3141
3142 /*
3143 * 'read_location()' - Read a <Location path> definition.
3144 */
3145
3146 static int /* O - New line number or 0 on error */
3147 read_location(cups_file_t *fp, /* I - Configuration file */
3148 char *location, /* I - Location name/path */
3149 int linenum) /* I - Current line number */
3150 {
3151 cupsd_location_t *loc, /* New location */
3152 *parent; /* Parent location */
3153 char line[HTTP_MAX_BUFFER],
3154 /* Line buffer */
3155 *value, /* Value for directive */
3156 *valptr; /* Pointer into value */
3157
3158
3159 if ((parent = cupsdAddLocation(location)) == NULL)
3160 return (0);
3161
3162 parent->limit = CUPSD_AUTH_LIMIT_ALL;
3163 loc = parent;
3164
3165 while (cupsFileGetConf(fp, line, sizeof(line), &value, &linenum))
3166 {
3167 /*
3168 * Decode the directive...
3169 */
3170
3171 if (!strcasecmp(line, "</Location>"))
3172 return (linenum);
3173 else if (!strcasecmp(line, "<Limit") ||
3174 !strcasecmp(line, "<LimitExcept"))
3175 {
3176 if (!value)
3177 {
3178 cupsdLogMessage(CUPSD_LOG_ERROR, "Syntax error on line %d.", linenum);
3179 return (0);
3180 }
3181
3182 if ((loc = cupsdCopyLocation(&parent)) == NULL)
3183 return (0);
3184
3185 loc->limit = 0;
3186 while (*value)
3187 {
3188 for (valptr = value; !isspace(*valptr & 255) && *valptr; valptr ++);
3189
3190 if (*valptr)
3191 *valptr++ = '\0';
3192
3193 if (!strcmp(value, "ALL"))
3194 loc->limit = CUPSD_AUTH_LIMIT_ALL;
3195 else if (!strcmp(value, "GET"))
3196 loc->limit |= CUPSD_AUTH_LIMIT_GET;
3197 else if (!strcmp(value, "HEAD"))
3198 loc->limit |= CUPSD_AUTH_LIMIT_HEAD;
3199 else if (!strcmp(value, "OPTIONS"))
3200 loc->limit |= CUPSD_AUTH_LIMIT_OPTIONS;
3201 else if (!strcmp(value, "POST"))
3202 loc->limit |= CUPSD_AUTH_LIMIT_POST;
3203 else if (!strcmp(value, "PUT"))
3204 loc->limit |= CUPSD_AUTH_LIMIT_PUT;
3205 else if (!strcmp(value, "TRACE"))
3206 loc->limit |= CUPSD_AUTH_LIMIT_TRACE;
3207 else
3208 cupsdLogMessage(CUPSD_LOG_WARN, "Unknown request type %s on line %d!",
3209 value, linenum);
3210
3211 for (value = valptr; isspace(*value & 255); value ++);
3212 }
3213
3214 if (!strcasecmp(line, "<LimitExcept"))
3215 loc->limit = CUPSD_AUTH_LIMIT_ALL ^ loc->limit;
3216
3217 parent->limit &= ~loc->limit;
3218 }
3219 else if (!strcasecmp(line, "</Limit>") ||
3220 !strcasecmp(line, "</LimitExcept>"))
3221 loc = parent;
3222 else if (!parse_aaa(loc, line, value, linenum))
3223 {
3224 cupsdLogMessage(CUPSD_LOG_ERROR,
3225 "Unknown Location directive %s on line %d.",
3226 line, linenum);
3227 return (0);
3228 }
3229 }
3230
3231 cupsdLogMessage(CUPSD_LOG_ERROR,
3232 "Unexpected end-of-file at line %d while reading location!",
3233 linenum);
3234
3235 return (0);
3236 }
3237
3238
3239 /*
3240 * 'read_policy()' - Read a <Policy name> definition.
3241 */
3242
3243 static int /* O - New line number or 0 on error */
3244 read_policy(cups_file_t *fp, /* I - Configuration file */
3245 char *policy, /* I - Location name/path */
3246 int linenum) /* I - Current line number */
3247 {
3248 int i; /* Looping var */
3249 cupsd_policy_t *pol; /* Policy */
3250 cupsd_location_t *op; /* Policy operation */
3251 int num_ops; /* Number of IPP operations */
3252 ipp_op_t ops[100]; /* Operations */
3253 char line[HTTP_MAX_BUFFER],
3254 /* Line buffer */
3255 *value, /* Value for directive */
3256 *valptr; /* Pointer into value */
3257
3258
3259 /*
3260 * Create the policy...
3261 */
3262
3263 if ((pol = cupsdAddPolicy(policy)) == NULL)
3264 return (0);
3265
3266 /*
3267 * Read from the file...
3268 */
3269
3270 op = NULL;
3271 num_ops = 0;
3272
3273 while (cupsFileGetConf(fp, line, sizeof(line), &value, &linenum))
3274 {
3275 /*
3276 * Decode the directive...
3277 */
3278
3279 if (!strcasecmp(line, "</Policy>"))
3280 {
3281 if (op)
3282 cupsdLogMessage(CUPSD_LOG_WARN,
3283 "Missing </Limit> before </Policy> on line %d!",
3284 linenum);
3285
3286 /*
3287 * Verify that we have an explicit policy for CUPS-Get-Document
3288 * (ensures that upgrades do not introduce new security issues...)
3289 */
3290
3291 if ((op = cupsdFindPolicyOp(pol, CUPS_GET_DOCUMENT)) == NULL ||
3292 op->op == IPP_ANY_OPERATION)
3293 {
3294 if ((op = cupsdFindPolicyOp(pol, IPP_SEND_DOCUMENT)) != NULL &&
3295 op->op != IPP_ANY_OPERATION)
3296 {
3297 /*
3298 * Add a new limit for CUPS-Get-Document using the Send-Document
3299 * limit as a template...
3300 */
3301
3302 cupsdLogMessage(CUPSD_LOG_WARN,
3303 "No limit for CUPS-Get-Document defined in policy %s "
3304 "- using Send-Document's policy", pol->name);
3305
3306 cupsdAddPolicyOp(pol, op, CUPS_GET_DOCUMENT);
3307 }
3308 }
3309
3310 return (linenum);
3311 }
3312 else if (!strcasecmp(line, "<Limit") && !op)
3313 {
3314 if (!value)
3315 {
3316 cupsdLogMessage(CUPSD_LOG_ERROR, "Syntax error on line %d.", linenum);
3317 return (0);
3318 }
3319
3320 /*
3321 * Scan for IPP operation names...
3322 */
3323
3324 num_ops = 0;
3325
3326 while (*value)
3327 {
3328 for (valptr = value; !isspace(*valptr & 255) && *valptr; valptr ++);
3329
3330 if (*valptr)
3331 *valptr++ = '\0';
3332
3333 if (num_ops < (int)(sizeof(ops) / sizeof(ops[0])))
3334 {
3335 if (!strcasecmp(value, "All"))
3336 ops[num_ops] = IPP_ANY_OPERATION;
3337 else if ((ops[num_ops] = ippOpValue(value)) == IPP_BAD_OPERATION)
3338 cupsdLogMessage(CUPSD_LOG_ERROR,
3339 "Bad IPP operation name \"%s\" on line %d!",
3340 value, linenum);
3341 else
3342 num_ops ++;
3343 }
3344 else
3345 cupsdLogMessage(CUPSD_LOG_ERROR,
3346 "Too many operations listed on line %d!",
3347 linenum);
3348
3349 for (value = valptr; isspace(*value & 255); value ++);
3350 }
3351
3352 /*
3353 * If none are specified, apply the policy to all operations...
3354 */
3355
3356 if (num_ops == 0)
3357 {
3358 ops[0] = IPP_ANY_OPERATION;
3359 num_ops = 1;
3360 }
3361
3362 /*
3363 * Add a new policy for the first operation...
3364 */
3365
3366 op = cupsdAddPolicyOp(pol, NULL, ops[0]);
3367 }
3368 else if (!strcasecmp(line, "</Limit>") && op)
3369 {
3370 /*
3371 * Finish the current operation limit...
3372 */
3373
3374 if (num_ops > 1)
3375 {
3376 /*
3377 * Copy the policy to the other operations...
3378 */
3379
3380 for (i = 1; i < num_ops; i ++)
3381 cupsdAddPolicyOp(pol, op, ops[i]);
3382 }
3383
3384 op = NULL;
3385 }
3386 else if (!op)
3387 {
3388 cupsdLogMessage(CUPSD_LOG_ERROR,
3389 "Missing <Limit ops> directive before %s on line %d.",
3390 line, linenum);
3391 return (0);
3392 }
3393 else if (!parse_aaa(op, line, value, linenum))
3394 {
3395 if (op)
3396 cupsdLogMessage(CUPSD_LOG_ERROR,
3397 "Unknown Policy Limit directive %s on line %d.",
3398 line, linenum);
3399 else
3400 cupsdLogMessage(CUPSD_LOG_ERROR,
3401 "Unknown Policy directive %s on line %d.",
3402 line, linenum);
3403
3404 return (0);
3405 }
3406 }
3407
3408 cupsdLogMessage(CUPSD_LOG_ERROR,
3409 "Unexpected end-of-file at line %d while reading policy \"%s\"!",
3410 linenum, policy);
3411
3412 return (0);
3413 }
3414
3415
3416 /*
3417 * End of "$Id: conf.c 6930 2007-09-08 00:28:06Z mike $".
3418 */
Unnamed repository; edit this file 'description' to name the repository.