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Merge changes from CUPS 1.5svn-r8916.
[thirdparty/cups.git] / scheduler / conf.c
1 /*
2 * "$Id: conf.c 7952 2008-09-17 00:56:20Z mike $"
3 *
4 * Configuration routines for the Common UNIX Printing System (CUPS).
5 *
6 * Copyright 2007-2009 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 * cupsdAddAlias() - Add a host alias.
18 * cupsdCheckPermissions() - Fix the mode and ownership of a file or
19 * directory.
20 * cupsdFreeAliases() - Free all of the alias entries.
21 * cupsdReadConfiguration() - Read the cupsd.conf file.
22 * get_address() - Get an address + port number from a line.
23 * get_addr_and_mask() - Get an IP address and netmask.
24 * parse_aaa() - Parse authentication, authorization, and access
25 * control lines.
26 * parse_fatal_errors() - Parse FatalErrors values in a string.
27 * parse_groups() - Parse system group names in a string.
28 * parse_protocols() - Parse browse protocols in a string.
29 * read_configuration() - Read a configuration file.
30 * read_location() - Read a <Location path> definition.
31 * read_policy() - Read a <Policy name> definition.
32 */
33
34 /*
35 * Include necessary headers...
36 */
37
38 #include "cupsd.h"
39 #include <stdarg.h>
40 #include <grp.h>
41 #include <sys/utsname.h>
42 #include <syslog.h>
43
44 #ifdef HAVE_LIBPAPER
45 # include <paper.h>
46 #endif /* HAVE_LIBPAPER */
47
48
49 /*
50 * Possibly missing network definitions...
51 */
52
53 #ifndef INADDR_NONE
54 # define INADDR_NONE 0xffffffff
55 #endif /* !INADDR_NONE */
56
57
58 /*
59 * Configuration variable structure...
60 */
61
62 typedef enum
63 {
64 CUPSD_VARTYPE_INTEGER, /* Integer option */
65 CUPSD_VARTYPE_STRING, /* String option */
66 CUPSD_VARTYPE_BOOLEAN, /* Boolean option */
67 CUPSD_VARTYPE_PATHNAME /* File/directory name option */
68 } cupsd_vartype_t;
69
70 typedef struct
71 {
72 char *name; /* Name of variable */
73 void *ptr; /* Pointer to variable */
74 cupsd_vartype_t type; /* Type (int, string, address) */
75 } cupsd_var_t;
76
77
78 /*
79 * Local globals...
80 */
81
82 static const cupsd_var_t variables[] =
83 {
84 { "AccessLog", &AccessLog, CUPSD_VARTYPE_STRING },
85 #ifdef __APPLE__
86 { "AppleQuotas", &AppleQuotas, CUPSD_VARTYPE_BOOLEAN },
87 #endif /* __APPLE__ */
88 { "AutoPurgeJobs", &JobAutoPurge, CUPSD_VARTYPE_BOOLEAN },
89 { "BrowseInterval", &BrowseInterval, CUPSD_VARTYPE_INTEGER },
90 #ifdef HAVE_LDAP
91 { "BrowseLDAPBindDN", &BrowseLDAPBindDN, CUPSD_VARTYPE_STRING },
92 # ifdef HAVE_LDAP_SSL
93 { "BrowseLDAPCACertFile", &BrowseLDAPCACertFile, CUPSD_VARTYPE_PATHNAME },
94 # endif /* HAVE_LDAP_SSL */
95 { "BrowseLDAPDN", &BrowseLDAPDN, CUPSD_VARTYPE_STRING },
96 { "BrowseLDAPPassword", &BrowseLDAPPassword, CUPSD_VARTYPE_STRING },
97 { "BrowseLDAPServer", &BrowseLDAPServer, CUPSD_VARTYPE_STRING },
98 #endif /* HAVE_LDAP */
99 { "BrowseLocalOptions", &BrowseLocalOptions, CUPSD_VARTYPE_STRING },
100 { "BrowsePort", &BrowsePort, CUPSD_VARTYPE_INTEGER },
101 { "BrowseRemoteOptions", &BrowseRemoteOptions, CUPSD_VARTYPE_STRING },
102 { "BrowseShortNames", &BrowseShortNames, CUPSD_VARTYPE_BOOLEAN },
103 { "BrowseTimeout", &BrowseTimeout, CUPSD_VARTYPE_INTEGER },
104 { "BrowseWebIF", &BrowseWebIF, CUPSD_VARTYPE_BOOLEAN },
105 { "Browsing", &Browsing, CUPSD_VARTYPE_BOOLEAN },
106 { "CacheDir", &CacheDir, CUPSD_VARTYPE_STRING },
107 { "Classification", &Classification, CUPSD_VARTYPE_STRING },
108 { "ClassifyOverride", &ClassifyOverride, CUPSD_VARTYPE_BOOLEAN },
109 { "ConfigFilePerm", &ConfigFilePerm, CUPSD_VARTYPE_INTEGER },
110 { "DataDir", &DataDir, CUPSD_VARTYPE_STRING },
111 { "DefaultCharset", &DefaultCharset, CUPSD_VARTYPE_STRING },
112 { "DefaultLanguage", &DefaultLanguage, CUPSD_VARTYPE_STRING },
113 { "DefaultLeaseDuration", &DefaultLeaseDuration, CUPSD_VARTYPE_INTEGER },
114 { "DefaultPaperSize", &DefaultPaperSize, CUPSD_VARTYPE_STRING },
115 { "DefaultPolicy", &DefaultPolicy, CUPSD_VARTYPE_STRING },
116 { "DefaultShared", &DefaultShared, CUPSD_VARTYPE_BOOLEAN },
117 { "DirtyCleanInterval", &DirtyCleanInterval, CUPSD_VARTYPE_INTEGER },
118 { "DocumentRoot", &DocumentRoot, CUPSD_VARTYPE_STRING },
119 { "ErrorLog", &ErrorLog, CUPSD_VARTYPE_STRING },
120 { "ErrorPolicy", &ErrorPolicy, CUPSD_VARTYPE_STRING },
121 { "FileDevice", &FileDevice, CUPSD_VARTYPE_BOOLEAN },
122 { "FilterLimit", &FilterLimit, CUPSD_VARTYPE_INTEGER },
123 { "FilterNice", &FilterNice, CUPSD_VARTYPE_INTEGER },
124 { "FontPath", &FontPath, CUPSD_VARTYPE_STRING },
125 { "HideImplicitMembers", &HideImplicitMembers, CUPSD_VARTYPE_BOOLEAN },
126 { "ImplicitClasses", &ImplicitClasses, CUPSD_VARTYPE_BOOLEAN },
127 { "ImplicitAnyClasses", &ImplicitAnyClasses, CUPSD_VARTYPE_BOOLEAN },
128 { "JobKillDelay", &JobKillDelay, CUPSD_VARTYPE_INTEGER },
129 { "JobRetryLimit", &JobRetryLimit, CUPSD_VARTYPE_INTEGER },
130 { "JobRetryInterval", &JobRetryInterval, CUPSD_VARTYPE_INTEGER },
131 { "KeepAliveTimeout", &KeepAliveTimeout, CUPSD_VARTYPE_INTEGER },
132 { "KeepAlive", &KeepAlive, CUPSD_VARTYPE_BOOLEAN },
133 #ifdef HAVE_LAUNCHD
134 { "LaunchdTimeout", &LaunchdTimeout, CUPSD_VARTYPE_INTEGER },
135 { "LaunchdConf", &LaunchdConf, CUPSD_VARTYPE_STRING },
136 #endif /* HAVE_LAUNCHD */
137 { "LimitRequestBody", &MaxRequestSize, CUPSD_VARTYPE_INTEGER },
138 { "ListenBackLog", &ListenBackLog, CUPSD_VARTYPE_INTEGER },
139 { "LogDebugHistory", &LogDebugHistory, CUPSD_VARTYPE_INTEGER },
140 { "LogFilePerm", &LogFilePerm, CUPSD_VARTYPE_INTEGER },
141 { "LPDConfigFile", &LPDConfigFile, CUPSD_VARTYPE_STRING },
142 { "MaxActiveJobs", &MaxActiveJobs, CUPSD_VARTYPE_INTEGER },
143 { "MaxClients", &MaxClients, CUPSD_VARTYPE_INTEGER },
144 { "MaxClientsPerHost", &MaxClientsPerHost, CUPSD_VARTYPE_INTEGER },
145 { "MaxCopies", &MaxCopies, CUPSD_VARTYPE_INTEGER },
146 { "MaxEvents", &MaxEvents, CUPSD_VARTYPE_INTEGER },
147 { "MaxJobs", &MaxJobs, CUPSD_VARTYPE_INTEGER },
148 { "MaxJobsPerPrinter", &MaxJobsPerPrinter, CUPSD_VARTYPE_INTEGER },
149 { "MaxJobsPerUser", &MaxJobsPerUser, CUPSD_VARTYPE_INTEGER },
150 { "MaxLeaseDuration", &MaxLeaseDuration, CUPSD_VARTYPE_INTEGER },
151 { "MaxLogSize", &MaxLogSize, CUPSD_VARTYPE_INTEGER },
152 { "MaxPrinterHistory", &MaxPrinterHistory, CUPSD_VARTYPE_INTEGER },
153 { "MaxRequestSize", &MaxRequestSize, CUPSD_VARTYPE_INTEGER },
154 { "MaxSubscriptions", &MaxSubscriptions, CUPSD_VARTYPE_INTEGER },
155 { "MaxSubscriptionsPerJob", &MaxSubscriptionsPerJob, CUPSD_VARTYPE_INTEGER },
156 { "MaxSubscriptionsPerPrinter",&MaxSubscriptionsPerPrinter, CUPSD_VARTYPE_INTEGER },
157 { "MaxSubscriptionsPerUser", &MaxSubscriptionsPerUser, CUPSD_VARTYPE_INTEGER },
158 { "MultipleOperationTimeout", &MultipleOperationTimeout, CUPSD_VARTYPE_INTEGER },
159 { "PageLog", &PageLog, CUPSD_VARTYPE_STRING },
160 { "PageLogFormat", &PageLogFormat, CUPSD_VARTYPE_STRING },
161 { "PreserveJobFiles", &JobFiles, CUPSD_VARTYPE_BOOLEAN },
162 { "PreserveJobHistory", &JobHistory, CUPSD_VARTYPE_BOOLEAN },
163 { "Printcap", &Printcap, CUPSD_VARTYPE_STRING },
164 { "PrintcapGUI", &PrintcapGUI, CUPSD_VARTYPE_STRING },
165 { "ReloadTimeout", &ReloadTimeout, CUPSD_VARTYPE_INTEGER },
166 { "RemoteRoot", &RemoteRoot, CUPSD_VARTYPE_STRING },
167 { "RequestRoot", &RequestRoot, CUPSD_VARTYPE_STRING },
168 { "RIPCache", &RIPCache, CUPSD_VARTYPE_STRING },
169 { "RootCertDuration", &RootCertDuration, CUPSD_VARTYPE_INTEGER },
170 { "ServerAdmin", &ServerAdmin, CUPSD_VARTYPE_STRING },
171 { "ServerBin", &ServerBin, CUPSD_VARTYPE_PATHNAME },
172 #ifdef HAVE_SSL
173 { "ServerCertificate", &ServerCertificate, CUPSD_VARTYPE_PATHNAME },
174 # if defined(HAVE_LIBSSL) || defined(HAVE_GNUTLS)
175 { "ServerKey", &ServerKey, CUPSD_VARTYPE_PATHNAME },
176 # endif /* HAVE_LIBSSL || HAVE_GNUTLS */
177 #endif /* HAVE_SSL */
178 { "ServerName", &ServerName, CUPSD_VARTYPE_STRING },
179 { "ServerRoot", &ServerRoot, CUPSD_VARTYPE_PATHNAME },
180 { "SMBConfigFile", &SMBConfigFile, CUPSD_VARTYPE_STRING },
181 { "StateDir", &StateDir, CUPSD_VARTYPE_STRING },
182 #ifdef HAVE_AUTHORIZATION_H
183 { "SystemGroupAuthKey", &SystemGroupAuthKey, CUPSD_VARTYPE_STRING },
184 #endif /* HAVE_AUTHORIZATION_H */
185 { "TempDir", &TempDir, CUPSD_VARTYPE_PATHNAME },
186 { "Timeout", &Timeout, CUPSD_VARTYPE_INTEGER },
187 { "UseNetworkDefault", &UseNetworkDefault, CUPSD_VARTYPE_BOOLEAN }
188 };
189 #define NUM_VARS (sizeof(variables) / sizeof(variables[0]))
190
191
192 static const unsigned ones[4] =
193 {
194 0xffffffff, 0xffffffff, 0xffffffff, 0xffffffff
195 };
196 static const unsigned zeros[4] =
197 {
198 0x00000000, 0x00000000, 0x00000000, 0x00000000
199 };
200
201
202 /*
203 * Local functions...
204 */
205
206 static http_addrlist_t *get_address(const char *value, int defport);
207 static int get_addr_and_mask(const char *value, unsigned *ip,
208 unsigned *mask);
209 static int parse_aaa(cupsd_location_t *loc, char *line,
210 char *value, int linenum);
211 static int parse_fatal_errors(const char *s);
212 static int parse_groups(const char *s);
213 static int parse_protocols(const char *s);
214 static int read_configuration(cups_file_t *fp);
215 static int read_location(cups_file_t *fp, char *name, int linenum);
216 static int read_policy(cups_file_t *fp, char *name, int linenum);
217
218
219 /*
220 * 'cupsdAddAlias()' - Add a host alias.
221 */
222
223 void
224 cupsdAddAlias(cups_array_t *aliases, /* I - Array of aliases */
225 const char *name) /* I - Name to add */
226 {
227 cupsd_alias_t *a; /* New alias */
228 size_t namelen; /* Length of name */
229
230
231 namelen = strlen(name);
232
233 if ((a = (cupsd_alias_t *)malloc(sizeof(cupsd_alias_t) + namelen)) == NULL)
234 return;
235
236 a->namelen = namelen;
237 strcpy(a->name, name); /* OK since a->name is allocated */
238
239 cupsArrayAdd(aliases, a);
240 }
241
242
243 /*
244 * 'cupsdCheckPermissions()' - Fix the mode and ownership of a file or directory.
245 */
246
247 int /* O - 0 on success, -1 on error, 1 on warning */
248 cupsdCheckPermissions(
249 const char *filename, /* I - File/directory name */
250 const char *suffix, /* I - Additional file/directory name */
251 int mode, /* I - Permissions */
252 int user, /* I - Owner */
253 int group, /* I - Group */
254 int is_dir, /* I - 1 = directory, 0 = file */
255 int create_dir) /* I - 1 = create directory, -1 = create w/o logging, 0 = not */
256 {
257 int dir_created = 0; /* Did we create a directory? */
258 char pathname[1024]; /* File name with prefix */
259 struct stat fileinfo; /* Stat buffer */
260 int is_symlink; /* Is "filename" a symlink? */
261
262
263 /*
264 * Prepend the given root to the filename before testing it...
265 */
266
267 if (suffix)
268 {
269 snprintf(pathname, sizeof(pathname), "%s/%s", filename, suffix);
270 filename = pathname;
271 }
272
273 /*
274 * See if we can stat the file/directory...
275 */
276
277 if (lstat(filename, &fileinfo))
278 {
279 if (errno == ENOENT && create_dir)
280 {
281 if (create_dir > 0)
282 cupsdLogMessage(CUPSD_LOG_DEBUG, "Creating missing directory \"%s\"",
283 filename);
284
285 if (mkdir(filename, mode))
286 {
287 if (create_dir > 0)
288 cupsdLogMessage(CUPSD_LOG_ERROR,
289 "Unable to create directory \"%s\" - %s", filename,
290 strerror(errno));
291 else
292 syslog(LOG_ERR, "Unable to create directory \"%s\" - %s", filename,
293 strerror(errno));
294
295 return (-1);
296 }
297
298 dir_created = 1;
299 fileinfo.st_mode = mode | S_IFDIR;
300 }
301 else
302 return (create_dir ? -1 : 1);
303 }
304
305 if ((is_symlink = S_ISLNK(fileinfo.st_mode)) != 0)
306 {
307 if (stat(filename, &fileinfo))
308 {
309 cupsdLogMessage(CUPSD_LOG_ERROR, "\"%s\" is a bad symlink - %s",
310 filename, strerror(errno));
311 return (-1);
312 }
313 }
314
315 /*
316 * Make sure it's a regular file or a directory as needed...
317 */
318
319 if (!dir_created && !is_dir && !S_ISREG(fileinfo.st_mode))
320 {
321 cupsdLogMessage(CUPSD_LOG_ERROR, "\"%s\" is not a regular file!", filename);
322 return (-1);
323 }
324
325 if (!dir_created && is_dir && !S_ISDIR(fileinfo.st_mode))
326 {
327 if (create_dir >= 0)
328 cupsdLogMessage(CUPSD_LOG_ERROR, "\"%s\" is not a directory!", filename);
329 else
330 syslog(LOG_ERR, "\"%s\" is not a directory!", filename);
331
332 return (-1);
333 }
334
335 /*
336 * If the filename is a symlink, do not change permissions (STR #2937)...
337 */
338
339 if (is_symlink)
340 return (0);
341
342 /*
343 * Fix owner, group, and mode as needed...
344 */
345
346 if (dir_created || fileinfo.st_uid != user || fileinfo.st_gid != group)
347 {
348 if (create_dir >= 0)
349 cupsdLogMessage(CUPSD_LOG_DEBUG, "Repairing ownership of \"%s\"",
350 filename);
351
352 if (chown(filename, user, group) && !getuid())
353 {
354 if (create_dir >= 0)
355 cupsdLogMessage(CUPSD_LOG_ERROR,
356 "Unable to change ownership of \"%s\" - %s", filename,
357 strerror(errno));
358 else
359 syslog(LOG_ERR, "Unable to change ownership of \"%s\" - %s", filename,
360 strerror(errno));
361
362 return (1);
363 }
364 }
365
366 if (dir_created || (fileinfo.st_mode & 07777) != mode)
367 {
368 if (create_dir >= 0)
369 cupsdLogMessage(CUPSD_LOG_DEBUG, "Repairing access permissions of \"%s\"",
370 filename);
371
372 if (chmod(filename, mode))
373 {
374 if (create_dir >= 0)
375 cupsdLogMessage(CUPSD_LOG_ERROR,
376 "Unable to change permissions of \"%s\" - %s", filename,
377 strerror(errno));
378 else
379 syslog(LOG_ERR, "Unable to change permissions of \"%s\" - %s", filename,
380 strerror(errno));
381
382 return (1);
383 }
384 }
385
386 /*
387 * Everything is OK...
388 */
389
390 return (0);
391 }
392
393
394 /*
395 * 'cupsdFreeAliases()' - Free all of the alias entries.
396 */
397
398 void
399 cupsdFreeAliases(cups_array_t *aliases) /* I - Array of aliases */
400 {
401 cupsd_alias_t *a; /* Current alias */
402
403
404 for (a = (cupsd_alias_t *)cupsArrayFirst(aliases);
405 a;
406 a = (cupsd_alias_t *)cupsArrayNext(aliases))
407 free(a);
408
409 cupsArrayDelete(aliases);
410 }
411
412
413 /*
414 * 'cupsdReadConfiguration()' - Read the cupsd.conf file.
415 */
416
417 int /* O - 1 on success, 0 otherwise */
418 cupsdReadConfiguration(void)
419 {
420 int i; /* Looping var */
421 cups_file_t *fp; /* Configuration file */
422 int status; /* Return status */
423 char temp[1024], /* Temporary buffer */
424 mimedir[1024], /* MIME directory */
425 *slash; /* Directory separator */
426 cups_lang_t *language; /* Language */
427 struct passwd *user; /* Default user */
428 struct group *group; /* Default group */
429 char *old_serverroot, /* Old ServerRoot */
430 *old_requestroot; /* Old RequestRoot */
431 int old_remote_port; /* Old RemotePort */
432 const char *tmpdir; /* TMPDIR environment variable */
433 struct stat tmpinfo; /* Temporary directory info */
434 cupsd_policy_t *p; /* Policy */
435
436
437 /*
438 * Save the old root paths...
439 */
440
441 old_serverroot = NULL;
442 cupsdSetString(&old_serverroot, ServerRoot);
443 old_requestroot = NULL;
444 cupsdSetString(&old_requestroot, RequestRoot);
445
446 /*
447 * Reset the server configuration data...
448 */
449
450 cupsdDeleteAllLocations();
451
452 if (NumBrowsers > 0)
453 {
454 free(Browsers);
455 Browsers = NULL;
456
457 NumBrowsers = 0;
458 }
459
460 if (NumPolled > 0)
461 {
462 free(Polled);
463
464 NumPolled = 0;
465 }
466
467 if (NumRelays > 0)
468 {
469 for (i = 0; i < NumRelays; i ++)
470 if (Relays[i].from.type == CUPSD_AUTH_NAME)
471 free(Relays[i].from.mask.name.name);
472
473 free(Relays);
474
475 NumRelays = 0;
476 }
477
478 cupsdDeleteAllListeners();
479
480 old_remote_port = RemotePort;
481 RemotePort = 0;
482
483 /*
484 * String options...
485 */
486
487 cupsdFreeAliases(ServerAlias);
488 ServerAlias = NULL;
489
490 cupsdClearString(&ServerName);
491 cupsdClearString(&ServerAdmin);
492 cupsdSetString(&ServerBin, CUPS_SERVERBIN);
493 cupsdSetString(&RequestRoot, CUPS_REQUESTS);
494 cupsdSetString(&CacheDir, CUPS_CACHEDIR);
495 cupsdSetString(&DataDir, CUPS_DATADIR);
496 cupsdSetString(&DocumentRoot, CUPS_DOCROOT);
497 cupsdSetString(&AccessLog, CUPS_LOGDIR "/access_log");
498 cupsdSetString(&ErrorLog, CUPS_LOGDIR "/error_log");
499 cupsdSetString(&PageLog, CUPS_LOGDIR "/page_log");
500 cupsdSetString(&PageLogFormat,
501 "%p %j %u %T %P %C %{job-billing} "
502 "%{job-originating-host-name} %{job-name} %{media} %{sides}");
503 cupsdSetString(&Printcap, CUPS_DEFAULT_PRINTCAP);
504 cupsdSetString(&PrintcapGUI, "/usr/bin/glpoptions");
505 cupsdSetString(&FontPath, CUPS_FONTPATH);
506 cupsdSetString(&RemoteRoot, "remroot");
507 cupsdSetString(&ServerHeader, "CUPS/1.4");
508 cupsdSetString(&StateDir, CUPS_STATEDIR);
509
510 if (!strcmp(CUPS_DEFAULT_PRINTCAP, "/etc/printers.conf"))
511 PrintcapFormat = PRINTCAP_SOLARIS;
512 else if (!strcmp(CUPS_DEFAULT_PRINTCAP,
513 "/Library/Preferences/org.cups.printers.plist"))
514 PrintcapFormat = PRINTCAP_PLIST;
515 else
516 PrintcapFormat = PRINTCAP_BSD;
517
518 strlcpy(temp, ConfigurationFile, sizeof(temp));
519 if ((slash = strrchr(temp, '/')) != NULL)
520 *slash = '\0';
521
522 cupsdSetString(&ServerRoot, temp);
523
524 cupsdClearString(&Classification);
525 ClassifyOverride = 0;
526
527 #ifdef HAVE_SSL
528 # ifdef HAVE_CDSASSL
529 cupsdSetString(&ServerCertificate, "/Library/Keychains/System.keychain");
530 # else
531 cupsdSetString(&ServerCertificate, "ssl/server.crt");
532 cupsdSetString(&ServerKey, "ssl/server.key");
533 # endif /* HAVE_CDSASSL */
534 #endif /* HAVE_SSL */
535
536 language = cupsLangDefault();
537
538 if (!strcmp(language->language, "C") || !strcmp(language->language, "POSIX"))
539 cupsdSetString(&DefaultLanguage, "en");
540 else
541 cupsdSetString(&DefaultLanguage, language->language);
542
543 cupsdSetString(&DefaultCharset, _cupsEncodingName(language->encoding));
544
545 cupsdClearString(&DefaultPaperSize);
546
547 cupsdSetString(&RIPCache, "8m");
548
549 cupsdSetString(&TempDir, NULL);
550
551 /*
552 * Find the default user...
553 */
554
555 if ((user = getpwnam(CUPS_DEFAULT_USER)) != NULL)
556 User = user->pw_uid;
557 else
558 {
559 /*
560 * Use the (historical) NFS nobody user ID (-2 as a 16-bit twos-
561 * complement number...)
562 */
563
564 User = 65534;
565 }
566
567 endpwent();
568
569 /*
570 * Find the default group...
571 */
572
573 group = getgrnam(CUPS_DEFAULT_GROUP);
574 endgrent();
575
576 if (group)
577 Group = group->gr_gid;
578 else
579 {
580 /*
581 * Fallback to group "nobody"...
582 */
583
584 group = getgrnam("nobody");
585 endgrent();
586
587 if (group)
588 Group = group->gr_gid;
589 else
590 {
591 /*
592 * Use the (historical) NFS nobody group ID (-2 as a 16-bit twos-
593 * complement number...)
594 */
595
596 Group = 65534;
597 }
598 }
599
600 /*
601 * Numeric options...
602 */
603
604 AccessLogLevel = CUPSD_ACCESSLOG_ACTIONS;
605 ConfigFilePerm = CUPS_DEFAULT_CONFIG_FILE_PERM;
606 FatalErrors = parse_fatal_errors(CUPS_DEFAULT_FATAL_ERRORS);
607 DefaultAuthType = CUPSD_AUTH_BASIC;
608 #ifdef HAVE_SSL
609 DefaultEncryption = HTTP_ENCRYPT_REQUIRED;
610 SSLOptions = CUPSD_SSL_NONE;
611 #endif /* HAVE_SSL */
612 DirtyCleanInterval = DEFAULT_KEEPALIVE;
613 JobKillDelay = DEFAULT_TIMEOUT;
614 JobRetryLimit = 5;
615 JobRetryInterval = 300;
616 FileDevice = FALSE;
617 FilterLevel = 0;
618 FilterLimit = 0;
619 FilterNice = 0;
620 HostNameLookups = FALSE;
621 ImplicitClasses = CUPS_DEFAULT_IMPLICIT_CLASSES;
622 ImplicitAnyClasses = FALSE;
623 HideImplicitMembers = TRUE;
624 KeepAlive = TRUE;
625 KeepAliveTimeout = DEFAULT_KEEPALIVE;
626 ListenBackLog = SOMAXCONN;
627 LogDebugHistory = 200;
628 LogFilePerm = CUPS_DEFAULT_LOG_FILE_PERM;
629 LogLevel = CUPSD_LOG_WARN;
630 LogTimeFormat = CUPSD_TIME_STANDARD;
631 MaxClients = 100;
632 MaxClientsPerHost = 0;
633 MaxLogSize = 1024 * 1024;
634 MaxPrinterHistory = 0;
635 MaxRequestSize = 0;
636 MultipleOperationTimeout = DEFAULT_TIMEOUT;
637 ReloadTimeout = DEFAULT_KEEPALIVE;
638 RootCertDuration = 300;
639 Timeout = DEFAULT_TIMEOUT;
640 NumSystemGroups = 0;
641
642 BrowseInterval = DEFAULT_INTERVAL;
643 BrowsePort = ippPort();
644 BrowseLocalProtocols = parse_protocols(CUPS_DEFAULT_BROWSE_LOCAL_PROTOCOLS);
645 BrowseRemoteProtocols = parse_protocols(CUPS_DEFAULT_BROWSE_REMOTE_PROTOCOLS);
646 BrowseShortNames = CUPS_DEFAULT_BROWSE_SHORT_NAMES;
647 BrowseTimeout = DEFAULT_TIMEOUT;
648 BrowseWebIF = FALSE;
649 Browsing = CUPS_DEFAULT_BROWSING;
650 DefaultShared = CUPS_DEFAULT_DEFAULT_SHARED;
651
652 cupsdSetString(&LPDConfigFile, CUPS_DEFAULT_LPD_CONFIG_FILE);
653 cupsdSetString(&SMBConfigFile, CUPS_DEFAULT_SMB_CONFIG_FILE);
654
655 cupsdClearString(&BrowseLocalOptions);
656 cupsdClearString(&BrowseRemoteOptions);
657
658 cupsdSetString(&ErrorPolicy, "stop-printer");
659
660 #ifdef HAVE_LDAP
661 cupsdClearString(&BrowseLDAPBindDN);
662 cupsdClearString(&BrowseLDAPDN);
663 cupsdClearString(&BrowseLDAPPassword);
664 cupsdClearString(&BrowseLDAPServer);
665 # ifdef HAVE_LDAP_SSL
666 cupsdClearString(&BrowseLDAPCACertFile);
667 # endif /* HAVE_LDAP_SSL */
668 #endif /* HAVE_LDAP */
669
670 JobHistory = DEFAULT_HISTORY;
671 JobFiles = DEFAULT_FILES;
672 JobAutoPurge = 0;
673 MaxJobs = 500;
674 MaxActiveJobs = 0;
675 MaxJobsPerUser = 0;
676 MaxJobsPerPrinter = 0;
677 MaxCopies = CUPS_DEFAULT_MAX_COPIES;
678
679 cupsdDeleteAllPolicies();
680 cupsdClearString(&DefaultPolicy);
681
682 #ifdef HAVE_AUTHORIZATION_H
683 cupsdClearString(&SystemGroupAuthKey);
684 #endif /* HAVE_AUTHORIZATION_H */
685
686 MaxSubscriptions = 100;
687 MaxSubscriptionsPerJob = 0;
688 MaxSubscriptionsPerPrinter = 0;
689 MaxSubscriptionsPerUser = 0;
690 DefaultLeaseDuration = 86400;
691 MaxLeaseDuration = 0;
692
693 #ifdef HAVE_LAUNCHD
694 LaunchdTimeout = DEFAULT_TIMEOUT + 10;
695 cupsdSetString(&LaunchdConf, CUPS_DEFAULT_LAUNCHD_CONF);
696 #endif /* HAVE_LAUNCHD */
697
698 #ifdef __APPLE__
699 AppleQuotas = TRUE;
700 #endif /* __APPLE__ */
701
702 /*
703 * Read the configuration file...
704 */
705
706 if ((fp = cupsFileOpen(ConfigurationFile, "r")) == NULL)
707 return (0);
708
709 status = read_configuration(fp);
710
711 cupsFileClose(fp);
712
713 if (!status)
714 return (0);
715
716 RunUser = getuid();
717
718 cupsdLogMessage(CUPSD_LOG_INFO, "Remote access is %s.",
719 RemotePort ? "enabled" : "disabled");
720
721 /*
722 * See if the ServerName is an IP address...
723 */
724
725 if (ServerName)
726 {
727 if (!ServerAlias)
728 ServerAlias = cupsArrayNew(NULL, NULL);
729
730 cupsdLogMessage(CUPSD_LOG_DEBUG, "Added auto ServerAlias %s", ServerName);
731 }
732 else
733 {
734 if (gethostname(temp, sizeof(temp)))
735 {
736 cupsdLogMessage(CUPSD_LOG_ERROR, "Unable to get hostname: %s",
737 strerror(errno));
738 strlcpy(temp, "localhost", sizeof(temp));
739 }
740
741 cupsdSetString(&ServerName, temp);
742
743 if (!ServerAlias)
744 ServerAlias = cupsArrayNew(NULL, NULL);
745
746 cupsdAddAlias(ServerAlias, temp);
747 cupsdLogMessage(CUPSD_LOG_DEBUG, "Added auto ServerAlias %s", temp);
748
749 if (HostNameLookups || RemotePort)
750 {
751 struct hostent *host; /* Host entry to get FQDN */
752
753 if ((host = gethostbyname(temp)) != NULL)
754 {
755 if (strcasecmp(temp, host->h_name))
756 {
757 cupsdSetString(&ServerName, host->h_name);
758 cupsdAddAlias(ServerAlias, host->h_name);
759 cupsdLogMessage(CUPSD_LOG_DEBUG, "Added auto ServerAlias %s",
760 host->h_name);
761 }
762
763 if (host->h_aliases)
764 {
765 for (i = 0; host->h_aliases[i]; i ++)
766 if (strcasecmp(temp, host->h_aliases[i]))
767 {
768 cupsdAddAlias(ServerAlias, host->h_aliases[i]);
769 cupsdLogMessage(CUPSD_LOG_DEBUG, "Added auto ServerAlias %s",
770 host->h_aliases[i]);
771 }
772 }
773 }
774 }
775
776 /*
777 * Make sure we have the base hostname added as an alias, too!
778 */
779
780 if ((slash = strchr(temp, '.')) != NULL)
781 {
782 *slash = '\0';
783 cupsdAddAlias(ServerAlias, temp);
784 cupsdLogMessage(CUPSD_LOG_DEBUG, "Added auto ServerAlias %s", temp);
785 }
786 }
787
788 for (slash = ServerName; isdigit(*slash & 255) || *slash == '.'; slash ++);
789
790 ServerNameIsIP = !*slash;
791
792 /*
793 * Make sure ServerAdmin is initialized...
794 */
795
796 if (!ServerAdmin)
797 cupsdSetStringf(&ServerAdmin, "root@%s", ServerName);
798
799 /*
800 * Use the default system group if none was supplied in cupsd.conf...
801 */
802
803 if (NumSystemGroups == 0)
804 {
805 if (!parse_groups(CUPS_DEFAULT_SYSTEM_GROUPS))
806 {
807 /*
808 * Find the group associated with GID 0...
809 */
810
811 group = getgrgid(0);
812 endgrent();
813
814 if (group != NULL)
815 cupsdSetString(&SystemGroups[0], group->gr_name);
816 else
817 cupsdSetString(&SystemGroups[0], "unknown");
818
819 SystemGroupIDs[0] = 0;
820 NumSystemGroups = 1;
821 }
822 }
823
824 /*
825 * Get the access control list for browsing...
826 */
827
828 BrowseACL = cupsdFindLocation("CUPS_INTERNAL_BROWSE_ACL");
829
830 /*
831 * Open the system log for cupsd if necessary...
832 */
833
834 #ifdef HAVE_VSYSLOG
835 if (!strcmp(AccessLog, "syslog") ||
836 !strcmp(ErrorLog, "syslog") ||
837 !strcmp(PageLog, "syslog"))
838 openlog("cupsd", LOG_PID | LOG_NOWAIT | LOG_NDELAY, LOG_LPR);
839 #endif /* HAVE_VSYSLOG */
840
841 /*
842 * Log the configuration file that was used...
843 */
844
845 cupsdLogMessage(CUPSD_LOG_INFO, "Loaded configuration file \"%s\"",
846 ConfigurationFile);
847
848 /*
849 * Validate the Group and SystemGroup settings - they cannot be the same,
850 * otherwise the CGI programs will be able to authenticate as root without
851 * a password!
852 */
853
854 if (!RunUser)
855 {
856 for (i = 0; i < NumSystemGroups; i ++)
857 if (Group == SystemGroupIDs[i])
858 break;
859
860 if (i < NumSystemGroups)
861 {
862 /*
863 * Log the error and reset the group to a safe value...
864 */
865
866 cupsdLogMessage(CUPSD_LOG_NOTICE,
867 "Group and SystemGroup cannot use the same groups!");
868 cupsdLogMessage(CUPSD_LOG_INFO, "Resetting Group to \"nobody\"...");
869
870 group = getgrnam("nobody");
871 endgrent();
872
873 if (group != NULL)
874 Group = group->gr_gid;
875 else
876 {
877 /*
878 * Use the (historical) NFS nobody group ID (-2 as a 16-bit twos-
879 * complement number...)
880 */
881
882 Group = 65534;
883 }
884 }
885 }
886
887 /*
888 * Check that we have at least one listen/port line; if not, report this
889 * as an error and exit!
890 */
891
892 if (cupsArrayCount(Listeners) == 0)
893 {
894 /*
895 * No listeners!
896 */
897
898 cupsdLogMessage(CUPSD_LOG_EMERG,
899 "No valid Listen or Port lines were found in the "
900 "configuration file!");
901
902 /*
903 * Commit suicide...
904 */
905
906 cupsdEndProcess(getpid(), 0);
907 }
908
909 /*
910 * Set the default locale using the language and charset...
911 */
912
913 cupsdSetStringf(&DefaultLocale, "%s.%s", DefaultLanguage, DefaultCharset);
914
915 /*
916 * Update all relative filenames to include the full path from ServerRoot...
917 */
918
919 if (DocumentRoot[0] != '/')
920 cupsdSetStringf(&DocumentRoot, "%s/%s", ServerRoot, DocumentRoot);
921
922 if (RequestRoot[0] != '/')
923 cupsdSetStringf(&RequestRoot, "%s/%s", ServerRoot, RequestRoot);
924
925 if (ServerBin[0] != '/')
926 cupsdSetStringf(&ServerBin, "%s/%s", ServerRoot, ServerBin);
927
928 if (StateDir[0] != '/')
929 cupsdSetStringf(&StateDir, "%s/%s", ServerRoot, StateDir);
930
931 if (CacheDir[0] != '/')
932 cupsdSetStringf(&CacheDir, "%s/%s", ServerRoot, CacheDir);
933
934 #ifdef HAVE_SSL
935 if (ServerCertificate[0] != '/')
936 cupsdSetStringf(&ServerCertificate, "%s/%s", ServerRoot, ServerCertificate);
937
938 if (!strncmp(ServerRoot, ServerCertificate, strlen(ServerRoot)) &&
939 cupsdCheckPermissions(ServerCertificate, NULL, 0600, RunUser, Group,
940 0, 0) < 0 &&
941 (FatalErrors & CUPSD_FATAL_PERMISSIONS))
942 return (0);
943
944 # if defined(HAVE_LIBSSL) || defined(HAVE_GNUTLS)
945 if (ServerKey[0] != '/')
946 cupsdSetStringf(&ServerKey, "%s/%s", ServerRoot, ServerKey);
947
948 if (!strncmp(ServerRoot, ServerKey, strlen(ServerRoot)) &&
949 cupsdCheckPermissions(ServerKey, NULL, 0600, RunUser, Group, 0, 0) < 0 &&
950 (FatalErrors & CUPSD_FATAL_PERMISSIONS))
951 return (0);
952 # endif /* HAVE_LIBSSL || HAVE_GNUTLS */
953 #endif /* HAVE_SSL */
954
955 /*
956 * Make sure that directories and config files are owned and
957 * writable by the user and group in the cupsd.conf file...
958 */
959
960 snprintf(temp, sizeof(temp), "%s/rss", CacheDir);
961
962 if ((cupsdCheckPermissions(RequestRoot, NULL, 0710, RunUser,
963 Group, 1, 1) < 0 ||
964 cupsdCheckPermissions(CacheDir, NULL, 0775, RunUser,
965 Group, 1, 1) < 0 ||
966 cupsdCheckPermissions(temp, NULL, 0775, RunUser,
967 Group, 1, 1) < 0 ||
968 cupsdCheckPermissions(StateDir, NULL, 0755, RunUser,
969 Group, 1, 1) < 0 ||
970 cupsdCheckPermissions(StateDir, "certs", RunUser ? 0711 : 0511, User,
971 SystemGroupIDs[0], 1, 1) < 0 ||
972 cupsdCheckPermissions(ServerRoot, NULL, 0755, RunUser,
973 Group, 1, 0) < 0 ||
974 cupsdCheckPermissions(ServerRoot, "ppd", 0755, RunUser,
975 Group, 1, 1) < 0 ||
976 cupsdCheckPermissions(ServerRoot, "ssl", 0700, RunUser,
977 Group, 1, 0) < 0 ||
978 cupsdCheckPermissions(ServerRoot, "cupsd.conf", ConfigFilePerm, RunUser,
979 Group, 0, 0) < 0 ||
980 cupsdCheckPermissions(ServerRoot, "classes.conf", 0600, RunUser,
981 Group, 0, 0) < 0 ||
982 cupsdCheckPermissions(ServerRoot, "printers.conf", 0600, RunUser,
983 Group, 0, 0) < 0 ||
984 cupsdCheckPermissions(ServerRoot, "passwd.md5", 0600, User,
985 Group, 0, 0) < 0) &&
986 (FatalErrors & CUPSD_FATAL_PERMISSIONS))
987 return (0);
988
989 /*
990 * Update TempDir to the default if it hasn't been set already...
991 */
992
993 if (!TempDir)
994 {
995 if ((tmpdir = getenv("TMPDIR")) != NULL)
996 {
997 /*
998 * TMPDIR is defined, see if it is OK for us to use...
999 */
1000
1001 if (stat(tmpdir, &tmpinfo))
1002 cupsdLogMessage(CUPSD_LOG_ERROR, "Unable to access TMPDIR (%s): %s",
1003 tmpdir, strerror(errno));
1004 else if (!S_ISDIR(tmpinfo.st_mode))
1005 cupsdLogMessage(CUPSD_LOG_ERROR, "TMPDIR (%s) is not a directory!",
1006 tmpdir);
1007 else if ((tmpinfo.st_uid != User || !(tmpinfo.st_mode & S_IWUSR)) &&
1008 (tmpinfo.st_gid != Group || !(tmpinfo.st_mode & S_IWGRP)) &&
1009 !(tmpinfo.st_mode & S_IWOTH))
1010 cupsdLogMessage(CUPSD_LOG_ERROR,
1011 "TMPDIR (%s) has the wrong permissions!", tmpdir);
1012 else
1013 cupsdSetString(&TempDir, tmpdir);
1014 }
1015
1016 if (!TempDir)
1017 {
1018 cupsdLogMessage(CUPSD_LOG_INFO, "Using default TempDir of %s/tmp...",
1019 RequestRoot);
1020 cupsdSetStringf(&TempDir, "%s/tmp", RequestRoot);
1021 }
1022 }
1023
1024 /*
1025 * Make sure the temporary directory has the right permissions...
1026 */
1027
1028 if (!strncmp(TempDir, RequestRoot, strlen(RequestRoot)) ||
1029 access(TempDir, 0))
1030 {
1031 /*
1032 * Update ownership and permissions if the CUPS temp directory
1033 * is under the spool directory or does not exist...
1034 */
1035
1036 if (cupsdCheckPermissions(TempDir, NULL, 01770, RunUser, Group, 1, 1) < 0 &&
1037 (FatalErrors & CUPSD_FATAL_PERMISSIONS))
1038 return (0);
1039 }
1040
1041 /*
1042 * Setup environment variables...
1043 */
1044
1045 cupsdInitEnv();
1046
1047 /*
1048 * Update default paper size setting as needed...
1049 */
1050
1051 if (!DefaultPaperSize)
1052 {
1053 #ifdef HAVE_LIBPAPER
1054 char *paper_result; /* Paper size name from libpaper */
1055
1056 if ((paper_result = systempapername()) != NULL)
1057 cupsdSetString(&DefaultPaperSize, paper_result);
1058 else
1059 #endif /* HAVE_LIBPAPER */
1060 if (!DefaultLanguage ||
1061 !strcasecmp(DefaultLanguage, "C") ||
1062 !strcasecmp(DefaultLanguage, "POSIX") ||
1063 !strcasecmp(DefaultLanguage, "en") ||
1064 !strncasecmp(DefaultLanguage, "en.", 3) ||
1065 !strncasecmp(DefaultLanguage, "en_US", 5) ||
1066 !strncasecmp(DefaultLanguage, "en_CA", 5) ||
1067 !strncasecmp(DefaultLanguage, "fr_CA", 5))
1068 {
1069 /*
1070 * These are the only locales that will default to "letter" size...
1071 */
1072
1073 cupsdSetString(&DefaultPaperSize, "Letter");
1074 }
1075 else
1076 cupsdSetString(&DefaultPaperSize, "A4");
1077 }
1078
1079 /*
1080 * Update classification setting as needed...
1081 */
1082
1083 if (Classification && !strcasecmp(Classification, "none"))
1084 cupsdClearString(&Classification);
1085
1086 if (Classification)
1087 cupsdLogMessage(CUPSD_LOG_INFO, "Security set to \"%s\"", Classification);
1088
1089 /*
1090 * Check the MaxClients setting, and then allocate memory for it...
1091 */
1092
1093 if (MaxClients > (MaxFDs / 3) || MaxClients <= 0)
1094 {
1095 if (MaxClients > 0)
1096 cupsdLogMessage(CUPSD_LOG_INFO,
1097 "MaxClients limited to 1/3 (%d) of the file descriptor "
1098 "limit (%d)...",
1099 MaxFDs / 3, MaxFDs);
1100
1101 MaxClients = MaxFDs / 3;
1102 }
1103
1104 cupsdLogMessage(CUPSD_LOG_INFO, "Configured for up to %d clients.",
1105 MaxClients);
1106
1107 /*
1108 * Check the MaxActiveJobs setting; limit to 1/3 the available
1109 * file descriptors, since we need a pipe for each job...
1110 */
1111
1112 if (MaxActiveJobs > (MaxFDs / 3))
1113 MaxActiveJobs = MaxFDs / 3;
1114
1115 /*
1116 * Update the MaxClientsPerHost value, as needed...
1117 */
1118
1119 if (MaxClientsPerHost <= 0)
1120 MaxClientsPerHost = MaxClients;
1121
1122 if (MaxClientsPerHost > MaxClients)
1123 MaxClientsPerHost = MaxClients;
1124
1125 cupsdLogMessage(CUPSD_LOG_INFO,
1126 "Allowing up to %d client connections per host.",
1127 MaxClientsPerHost);
1128
1129 /*
1130 * Make sure that BrowseTimeout is at least twice the interval...
1131 */
1132
1133 if (BrowseTimeout < (2 * BrowseInterval) || BrowseTimeout <= 0)
1134 {
1135 cupsdLogMessage(CUPSD_LOG_ALERT, "Invalid BrowseTimeout value %d!",
1136 BrowseTimeout);
1137
1138 if (BrowseInterval)
1139 BrowseTimeout = BrowseInterval * 2;
1140 else
1141 BrowseTimeout = DEFAULT_TIMEOUT;
1142
1143 cupsdLogMessage(CUPSD_LOG_ALERT, "Reset BrowseTimeout to %d!",
1144 BrowseTimeout);
1145 }
1146
1147 /*
1148 * Update the default policy, as needed...
1149 */
1150
1151 if (DefaultPolicy)
1152 DefaultPolicyPtr = cupsdFindPolicy(DefaultPolicy);
1153 else
1154 DefaultPolicyPtr = NULL;
1155
1156 if (!DefaultPolicyPtr)
1157 {
1158 cupsd_location_t *po; /* New policy operation */
1159
1160
1161 if (DefaultPolicy)
1162 cupsdLogMessage(CUPSD_LOG_ERROR, "Default policy \"%s\" not found!",
1163 DefaultPolicy);
1164
1165 cupsdSetString(&DefaultPolicy, "default");
1166
1167 if ((DefaultPolicyPtr = cupsdFindPolicy("default")) != NULL)
1168 cupsdLogMessage(CUPSD_LOG_INFO,
1169 "Using policy \"default\" as the default!");
1170 else
1171 {
1172 cupsdLogMessage(CUPSD_LOG_INFO,
1173 "Creating CUPS default administrative policy:");
1174
1175 DefaultPolicyPtr = p = cupsdAddPolicy("default");
1176
1177 cupsdLogMessage(CUPSD_LOG_INFO, "<Policy default>");
1178 cupsdLogMessage(CUPSD_LOG_INFO,
1179 "<Limit Send-Document Send-URI Cancel-Job Hold-Job "
1180 "Release-Job Restart-Job Purge-Jobs "
1181 "Set-Job-Attributes Create-Job-Subscription "
1182 "Renew-Subscription Cancel-Subscription "
1183 "Get-Notifications Reprocess-Job Cancel-Current-Job "
1184 "Suspend-Current-Job Resume-Job CUPS-Move-Job "
1185 "CUPS-Authenticate-Job CUPS-Get-Document>");
1186 cupsdLogMessage(CUPSD_LOG_INFO, "Order Deny,Allow");
1187
1188 po = cupsdAddPolicyOp(p, NULL, IPP_SEND_DOCUMENT);
1189 po->order_type = CUPSD_AUTH_ALLOW;
1190 po->level = CUPSD_AUTH_USER;
1191
1192 cupsdAddName(po, "@OWNER");
1193 cupsdAddName(po, "@SYSTEM");
1194 cupsdLogMessage(CUPSD_LOG_INFO, "Require user @OWNER @SYSTEM");
1195
1196 cupsdAddPolicyOp(p, po, IPP_SEND_URI);
1197 cupsdAddPolicyOp(p, po, IPP_CANCEL_JOB);
1198 cupsdAddPolicyOp(p, po, IPP_HOLD_JOB);
1199 cupsdAddPolicyOp(p, po, IPP_RELEASE_JOB);
1200 cupsdAddPolicyOp(p, po, IPP_RESTART_JOB);
1201 cupsdAddPolicyOp(p, po, IPP_PURGE_JOBS);
1202 cupsdAddPolicyOp(p, po, IPP_SET_JOB_ATTRIBUTES);
1203 cupsdAddPolicyOp(p, po, IPP_CREATE_JOB_SUBSCRIPTION);
1204 cupsdAddPolicyOp(p, po, IPP_RENEW_SUBSCRIPTION);
1205 cupsdAddPolicyOp(p, po, IPP_CANCEL_SUBSCRIPTION);
1206 cupsdAddPolicyOp(p, po, IPP_GET_NOTIFICATIONS);
1207 cupsdAddPolicyOp(p, po, IPP_REPROCESS_JOB);
1208 cupsdAddPolicyOp(p, po, IPP_CANCEL_CURRENT_JOB);
1209 cupsdAddPolicyOp(p, po, IPP_SUSPEND_CURRENT_JOB);
1210 cupsdAddPolicyOp(p, po, IPP_RESUME_JOB);
1211 cupsdAddPolicyOp(p, po, CUPS_MOVE_JOB);
1212 cupsdAddPolicyOp(p, po, CUPS_AUTHENTICATE_JOB);
1213 cupsdAddPolicyOp(p, po, CUPS_GET_DOCUMENT);
1214
1215 cupsdLogMessage(CUPSD_LOG_INFO, "</Limit>");
1216
1217 cupsdLogMessage(CUPSD_LOG_INFO,
1218 "<Limit Pause-Printer Resume-Printer "
1219 "Set-Printer-Attributes Enable-Printer "
1220 "Disable-Printer Pause-Printer-After-Current-Job "
1221 "Hold-New-Jobs Release-Held-New-Jobs "
1222 "Deactivate-Printer Activate-Printer Restart-Printer "
1223 "Shutdown-Printer Startup-Printer Promote-Job "
1224 "Schedule-Job-After CUPS-Add-Printer "
1225 "CUPS-Delete-Printer CUPS-Add-Class CUPS-Delete-Class "
1226 "CUPS-Accept-Jobs CUPS-Reject-Jobs CUPS-Set-Default>");
1227 cupsdLogMessage(CUPSD_LOG_INFO, "Order Deny,Allow");
1228 cupsdLogMessage(CUPSD_LOG_INFO, "AuthType Default");
1229
1230 po = cupsdAddPolicyOp(p, NULL, IPP_PAUSE_PRINTER);
1231 po->order_type = CUPSD_AUTH_ALLOW;
1232 po->type = CUPSD_AUTH_DEFAULT;
1233 po->level = CUPSD_AUTH_USER;
1234
1235 cupsdAddName(po, "@SYSTEM");
1236 cupsdLogMessage(CUPSD_LOG_INFO, "Require user @SYSTEM");
1237
1238 cupsdAddPolicyOp(p, po, IPP_RESUME_PRINTER);
1239 cupsdAddPolicyOp(p, po, IPP_SET_PRINTER_ATTRIBUTES);
1240 cupsdAddPolicyOp(p, po, IPP_ENABLE_PRINTER);
1241 cupsdAddPolicyOp(p, po, IPP_DISABLE_PRINTER);
1242 cupsdAddPolicyOp(p, po, IPP_PAUSE_PRINTER_AFTER_CURRENT_JOB);
1243 cupsdAddPolicyOp(p, po, IPP_HOLD_NEW_JOBS);
1244 cupsdAddPolicyOp(p, po, IPP_RELEASE_HELD_NEW_JOBS);
1245 cupsdAddPolicyOp(p, po, IPP_DEACTIVATE_PRINTER);
1246 cupsdAddPolicyOp(p, po, IPP_ACTIVATE_PRINTER);
1247 cupsdAddPolicyOp(p, po, IPP_RESTART_PRINTER);
1248 cupsdAddPolicyOp(p, po, IPP_SHUTDOWN_PRINTER);
1249 cupsdAddPolicyOp(p, po, IPP_STARTUP_PRINTER);
1250 cupsdAddPolicyOp(p, po, IPP_PROMOTE_JOB);
1251 cupsdAddPolicyOp(p, po, IPP_SCHEDULE_JOB_AFTER);
1252 cupsdAddPolicyOp(p, po, CUPS_ADD_PRINTER);
1253 cupsdAddPolicyOp(p, po, CUPS_DELETE_PRINTER);
1254 cupsdAddPolicyOp(p, po, CUPS_ADD_CLASS);
1255 cupsdAddPolicyOp(p, po, CUPS_DELETE_CLASS);
1256 cupsdAddPolicyOp(p, po, CUPS_ACCEPT_JOBS);
1257 cupsdAddPolicyOp(p, po, CUPS_REJECT_JOBS);
1258 cupsdAddPolicyOp(p, po, CUPS_SET_DEFAULT);
1259
1260 cupsdLogMessage(CUPSD_LOG_INFO, "</Limit>");
1261
1262 cupsdLogMessage(CUPSD_LOG_INFO, "<Limit All>");
1263 cupsdLogMessage(CUPSD_LOG_INFO, "Order Deny,Allow");
1264
1265 po = cupsdAddPolicyOp(p, NULL, IPP_ANY_OPERATION);
1266 po->order_type = CUPSD_AUTH_ALLOW;
1267
1268 cupsdLogMessage(CUPSD_LOG_INFO, "</Limit>");
1269 cupsdLogMessage(CUPSD_LOG_INFO, "</Policy>");
1270 }
1271 }
1272
1273 cupsdLogMessage(CUPSD_LOG_DEBUG2, "cupsdReadConfiguration: NumPolicies=%d",
1274 cupsArrayCount(Policies));
1275 for (i = 0, p = (cupsd_policy_t *)cupsArrayFirst(Policies);
1276 p;
1277 i ++, p = (cupsd_policy_t *)cupsArrayNext(Policies))
1278 cupsdLogMessage(CUPSD_LOG_DEBUG2,
1279 "cupsdReadConfiguration: Policies[%d]=\"%s\"", i, p->name);
1280
1281 /*
1282 * If we are doing a full reload or the server root has changed, flush
1283 * the jobs, printers, etc. and start from scratch...
1284 */
1285
1286 if (NeedReload == RELOAD_ALL ||
1287 old_remote_port != RemotePort ||
1288 !old_serverroot || !ServerRoot || strcmp(old_serverroot, ServerRoot) ||
1289 !old_requestroot || !RequestRoot || strcmp(old_requestroot, RequestRoot))
1290 {
1291 mime_type_t *type; /* Current type */
1292 char mimetype[MIME_MAX_SUPER + MIME_MAX_TYPE];
1293 /* MIME type name */
1294
1295
1296 cupsdLogMessage(CUPSD_LOG_INFO, "Full reload is required.");
1297
1298 /*
1299 * Free all memory...
1300 */
1301
1302 cupsdDeleteAllSubscriptions();
1303 cupsdFreeAllJobs();
1304 cupsdDeleteAllPrinters();
1305
1306 DefaultPrinter = NULL;
1307
1308 if (MimeDatabase != NULL)
1309 mimeDelete(MimeDatabase);
1310
1311 if (NumMimeTypes)
1312 {
1313 for (i = 0; i < NumMimeTypes; i ++)
1314 _cupsStrFree(MimeTypes[i]);
1315
1316 free(MimeTypes);
1317 }
1318
1319 /*
1320 * Read the MIME type and conversion database...
1321 */
1322
1323 snprintf(temp, sizeof(temp), "%s/filter", ServerBin);
1324 snprintf(mimedir, sizeof(mimedir), "%s/mime", DataDir);
1325
1326 MimeDatabase = mimeLoadTypes(NULL, mimedir);
1327 MimeDatabase = mimeLoadTypes(MimeDatabase, ServerRoot);
1328 MimeDatabase = mimeLoadFilters(MimeDatabase, mimedir, temp);
1329 MimeDatabase = mimeLoadFilters(MimeDatabase, ServerRoot, temp);
1330
1331 if (!MimeDatabase)
1332 {
1333 cupsdLogMessage(CUPSD_LOG_EMERG,
1334 "Unable to load MIME database from \"%s\" or \"%s\"!",
1335 mimedir, ServerRoot);
1336 if (FatalErrors & CUPSD_FATAL_CONFIG)
1337 return (0);
1338 }
1339
1340 cupsdLogMessage(CUPSD_LOG_INFO,
1341 "Loaded MIME database from \"%s\" and \"%s\": %d types, "
1342 "%d filters...", mimedir, ServerRoot,
1343 mimeNumTypes(MimeDatabase), mimeNumFilters(MimeDatabase));
1344
1345 /*
1346 * Create a list of MIME types for the document-format-supported
1347 * attribute...
1348 */
1349
1350 NumMimeTypes = mimeNumTypes(MimeDatabase);
1351 if (!mimeType(MimeDatabase, "application", "octet-stream"))
1352 NumMimeTypes ++;
1353
1354 if ((MimeTypes = calloc(NumMimeTypes, sizeof(const char *))) == NULL)
1355 {
1356 cupsdLogMessage(CUPSD_LOG_ERROR,
1357 "Unable to allocate memory for %d MIME types!",
1358 NumMimeTypes);
1359 NumMimeTypes = 0;
1360 }
1361 else
1362 {
1363 for (i = 0, type = mimeFirstType(MimeDatabase);
1364 type;
1365 i ++, type = mimeNextType(MimeDatabase))
1366 {
1367 snprintf(mimetype, sizeof(mimetype), "%s/%s", type->super, type->type);
1368
1369 MimeTypes[i] = _cupsStrAlloc(mimetype);
1370 }
1371
1372 if (i < NumMimeTypes)
1373 MimeTypes[i] = _cupsStrAlloc("application/octet-stream");
1374 }
1375
1376 if (LogLevel == CUPSD_LOG_DEBUG2)
1377 {
1378 mime_filter_t *filter; /* Current filter */
1379
1380
1381 for (type = mimeFirstType(MimeDatabase);
1382 type;
1383 type = mimeNextType(MimeDatabase))
1384 cupsdLogMessage(CUPSD_LOG_DEBUG2, "cupsdReadConfiguration: type %s/%s",
1385 type->super, type->type);
1386
1387 for (filter = mimeFirstFilter(MimeDatabase);
1388 filter;
1389 filter = mimeNextFilter(MimeDatabase))
1390 cupsdLogMessage(CUPSD_LOG_DEBUG2,
1391 "cupsdReadConfiguration: filter %s/%s to %s/%s %d %s",
1392 filter->src->super, filter->src->type,
1393 filter->dst->super, filter->dst->type,
1394 filter->cost, filter->filter);
1395 }
1396
1397 /*
1398 * Load banners...
1399 */
1400
1401 snprintf(temp, sizeof(temp), "%s/banners", DataDir);
1402 cupsdLoadBanners(temp);
1403
1404 /*
1405 * Load printers and classes...
1406 */
1407
1408 cupsdLoadAllPrinters();
1409 cupsdLoadAllClasses();
1410 cupsdLoadRemoteCache();
1411
1412 cupsdCreateCommonData();
1413
1414 /*
1415 * Update the printcap file as needed...
1416 */
1417
1418 if (Printcap && *Printcap && access(Printcap, 0))
1419 cupsdWritePrintcap();
1420
1421 /*
1422 * Load queued jobs...
1423 */
1424
1425 cupsdLoadAllJobs();
1426
1427 /*
1428 * Load subscriptions...
1429 */
1430
1431 cupsdLoadAllSubscriptions();
1432
1433 cupsdLogMessage(CUPSD_LOG_INFO, "Full reload complete.");
1434 }
1435 else
1436 {
1437 /*
1438 * Not a full reload, so recreate the common printer attributes...
1439 */
1440
1441 cupsdCreateCommonData();
1442
1443 /*
1444 * Update all printers as needed...
1445 */
1446
1447 cupsdUpdatePrinters();
1448 cupsdMarkDirty(CUPSD_DIRTY_PRINTCAP);
1449
1450 cupsdLogMessage(CUPSD_LOG_INFO, "Partial reload complete.");
1451 }
1452
1453 /*
1454 * Reset the reload state...
1455 */
1456
1457 NeedReload = RELOAD_NONE;
1458
1459 cupsdClearString(&old_serverroot);
1460 cupsdClearString(&old_requestroot);
1461
1462 return (1);
1463 }
1464
1465
1466 /*
1467 * 'get_address()' - Get an address + port number from a line.
1468 */
1469
1470 static http_addrlist_t * /* O - Pointer to list if address good, NULL if bad */
1471 get_address(const char *value, /* I - Value string */
1472 int defport) /* I - Default port */
1473 {
1474 char buffer[1024], /* Hostname + port number buffer */
1475 defpname[255], /* Default port name */
1476 *hostname, /* Hostname or IP */
1477 *portname; /* Port number or name */
1478 http_addrlist_t *addrlist; /* Address list */
1479
1480
1481 /*
1482 * Check for an empty value...
1483 */
1484
1485 if (!*value)
1486 {
1487 cupsdLogMessage(CUPSD_LOG_ERROR, "Bad (empty) address!");
1488 return (NULL);
1489 }
1490
1491 /*
1492 * Grab a hostname and port number; if there is no colon and the port name
1493 * is only digits, then we have a port number by itself...
1494 */
1495
1496 strlcpy(buffer, value, sizeof(buffer));
1497
1498 if ((portname = strrchr(buffer, ':')) != NULL && !strchr(portname, ']'))
1499 {
1500 *portname++ = '\0';
1501 hostname = buffer;
1502 }
1503 else
1504 {
1505 for (portname = buffer; isdigit(*portname & 255); portname ++);
1506
1507 if (*portname)
1508 {
1509 /*
1510 * Use the default port...
1511 */
1512
1513 sprintf(defpname, "%d", defport);
1514 portname = defpname;
1515 hostname = buffer;
1516 }
1517 else
1518 {
1519 /*
1520 * The buffer contains just a port number...
1521 */
1522
1523 portname = buffer;
1524 hostname = NULL;
1525 }
1526 }
1527
1528 if (hostname && !strcmp(hostname, "*"))
1529 hostname = NULL;
1530
1531 /*
1532 * Now lookup the address using httpAddrGetList()...
1533 */
1534
1535 if ((addrlist = httpAddrGetList(hostname, AF_UNSPEC, portname)) == NULL)
1536 cupsdLogMessage(CUPSD_LOG_ERROR, "Hostname lookup for \"%s\" failed!",
1537 hostname ? hostname : "(nil)");
1538
1539 return (addrlist);
1540 }
1541
1542
1543 /*
1544 * 'get_addr_and_mask()' - Get an IP address and netmask.
1545 */
1546
1547 static int /* O - 1 on success, 0 on failure */
1548 get_addr_and_mask(const char *value, /* I - String from config file */
1549 unsigned *ip, /* O - Address value */
1550 unsigned *mask) /* O - Mask value */
1551 {
1552 int i, j, /* Looping vars */
1553 family, /* Address family */
1554 ipcount; /* Count of fields in address */
1555 unsigned ipval; /* Value */
1556 const char *maskval, /* Pointer to start of mask value */
1557 *ptr, /* Pointer into value */
1558 *ptr2; /* ... */
1559
1560
1561 /*
1562 * Get the address...
1563 */
1564
1565 ip[0] = ip[1] = ip[2] = ip[3] = 0x00000000;
1566 mask[0] = mask[1] = mask[2] = mask[3] = 0xffffffff;
1567
1568 if ((maskval = strchr(value, '/')) != NULL)
1569 maskval ++;
1570 else
1571 maskval = value + strlen(value);
1572
1573 #ifdef AF_INET6
1574 /*
1575 * Check for an IPv6 address...
1576 */
1577
1578 if (*value == '[')
1579 {
1580 /*
1581 * Parse hexadecimal IPv6 address...
1582 */
1583
1584 family = AF_INET6;
1585
1586 for (i = 0, ptr = value + 1; *ptr && i < 8; i ++)
1587 {
1588 if (*ptr == ']')
1589 break;
1590 else if (!strncmp(ptr, "::", 2))
1591 {
1592 for (ptr2 = strchr(ptr + 2, ':'), j = 0;
1593 ptr2;
1594 ptr2 = strchr(ptr2 + 1, ':'), j ++);
1595
1596 i = 7 - j;
1597 ptr ++;
1598 }
1599 else if (isxdigit(*ptr & 255))
1600 {
1601 ipval = strtoul(ptr, (char **)&ptr, 16);
1602
1603 if (ipval > 0xffff)
1604 return (0);
1605
1606 if (i & 1)
1607 ip[i / 2] |= ipval;
1608 else
1609 ip[i / 2] |= ipval << 16;
1610 }
1611 else
1612 return (0);
1613
1614 while (*ptr == ':')
1615 ptr ++;
1616 }
1617
1618 if (*ptr != ']')
1619 return (0);
1620
1621 ptr ++;
1622
1623 if (*ptr && *ptr != '/')
1624 return (0);
1625 }
1626 else
1627 #endif /* AF_INET6 */
1628 {
1629 /*
1630 * Parse dotted-decimal IPv4 address...
1631 */
1632
1633 unsigned val[4]; /* IPv4 address values */
1634
1635
1636 family = AF_INET;
1637 ipcount = sscanf(value, "%u.%u.%u.%u", val + 0, val + 1, val + 2, val + 3);
1638
1639 /*
1640 * Range check the IP numbers...
1641 */
1642
1643 for (i = 0; i < ipcount; i ++)
1644 if (val[i] > 255)
1645 return (0);
1646
1647 /*
1648 * Make sure the trailing values are zeroed, as some C libraries like
1649 * glibc apparently like to fill the unused arguments with garbage...
1650 */
1651
1652 for (i = ipcount; i < 4; i ++)
1653 val[i] = 0;
1654
1655 /*
1656 * Merge everything into a 32-bit IPv4 address in ip[3]...
1657 */
1658
1659 ip[3] = (((((val[0] << 8) | val[1]) << 8) | val[2]) << 8) | val[3];
1660
1661 if (ipcount < 4)
1662 mask[3] = (0xffffffff << (32 - 8 * ipcount)) & 0xffffffff;
1663 }
1664
1665 if (*maskval)
1666 {
1667 /*
1668 * Get the netmask value(s)...
1669 */
1670
1671 memset(mask, 0, sizeof(unsigned) * 4);
1672
1673 if (strchr(maskval, '.'))
1674 {
1675 /*
1676 * Get dotted-decimal mask...
1677 */
1678
1679 if (family != AF_INET)
1680 return (0);
1681
1682 if (sscanf(maskval, "%u.%u.%u.%u", mask + 0, mask + 1, mask + 2, mask + 3) != 4)
1683 return (0);
1684
1685 mask[3] |= ((((mask[0] << 8) | mask[1]) << 8) | mask[2]) << 8;
1686 mask[0] = mask[1] = mask[2] = 0;
1687 }
1688 else
1689 {
1690 /*
1691 * Get address/bits format...
1692 */
1693
1694 i = atoi(maskval);
1695
1696 #ifdef AF_INET6
1697 if (family == AF_INET6)
1698 {
1699 if (i > 128)
1700 return (0);
1701
1702 i = 128 - i;
1703
1704 if (i <= 96)
1705 mask[0] = 0xffffffff;
1706 else
1707 mask[0] = (0xffffffff << (i - 96)) & 0xffffffff;
1708
1709 if (i <= 64)
1710 mask[1] = 0xffffffff;
1711 else if (i >= 96)
1712 mask[1] = 0;
1713 else
1714 mask[1] = (0xffffffff << (i - 64)) & 0xffffffff;
1715
1716 if (i <= 32)
1717 mask[2] = 0xffffffff;
1718 else if (i >= 64)
1719 mask[2] = 0;
1720 else
1721 mask[2] = (0xffffffff << (i - 32)) & 0xffffffff;
1722
1723 if (i == 0)
1724 mask[3] = 0xffffffff;
1725 else if (i >= 32)
1726 mask[3] = 0;
1727 else
1728 mask[3] = (0xffffffff << i) & 0xffffffff;
1729 }
1730 else
1731 #endif /* AF_INET6 */
1732 {
1733 if (i > 32)
1734 return (0);
1735
1736 mask[0] = 0xffffffff;
1737 mask[1] = 0xffffffff;
1738 mask[2] = 0xffffffff;
1739
1740 if (i < 32)
1741 mask[3] = (0xffffffff << (32 - i)) & 0xffffffff;
1742 else
1743 mask[3] = 0xffffffff;
1744 }
1745 }
1746 }
1747
1748 cupsdLogMessage(CUPSD_LOG_DEBUG2,
1749 "get_addr_and_mask(value=\"%s\", "
1750 "ip=[%08x:%08x:%08x:%08x], mask=[%08x:%08x:%08x:%08x])",
1751 value, ip[0], ip[1], ip[2], ip[3], mask[0], mask[1], mask[2],
1752 mask[3]);
1753
1754 /*
1755 * Check for a valid netmask; no fallback like in CUPS 1.1.x!
1756 */
1757
1758 if ((ip[0] & ~mask[0]) != 0 ||
1759 (ip[1] & ~mask[1]) != 0 ||
1760 (ip[2] & ~mask[2]) != 0 ||
1761 (ip[3] & ~mask[3]) != 0)
1762 return (0);
1763
1764 return (1);
1765 }
1766
1767
1768 /*
1769 * 'parse_aaa()' - Parse authentication, authorization, and access control lines.
1770 */
1771
1772 static int /* O - 1 on success, 0 on failure */
1773 parse_aaa(cupsd_location_t *loc, /* I - Location */
1774 char *line, /* I - Line from file */
1775 char *value, /* I - Start of value data */
1776 int linenum) /* I - Current line number */
1777 {
1778 char *valptr; /* Pointer into value */
1779 unsigned ip[4], /* IP address components */
1780 mask[4]; /* IP netmask components */
1781
1782
1783 if (!strcasecmp(line, "Encryption"))
1784 {
1785 /*
1786 * "Encryption xxx" - set required encryption level...
1787 */
1788
1789 if (!strcasecmp(value, "never"))
1790 loc->encryption = HTTP_ENCRYPT_NEVER;
1791 else if (!strcasecmp(value, "always"))
1792 {
1793 cupsdLogMessage(CUPSD_LOG_ERROR,
1794 "Encryption value \"%s\" on line %d is invalid in this "
1795 "context. Using \"required\" instead.", value, linenum);
1796
1797 loc->encryption = HTTP_ENCRYPT_REQUIRED;
1798 }
1799 else if (!strcasecmp(value, "required"))
1800 loc->encryption = HTTP_ENCRYPT_REQUIRED;
1801 else if (!strcasecmp(value, "ifrequested"))
1802 loc->encryption = HTTP_ENCRYPT_IF_REQUESTED;
1803 else
1804 {
1805 cupsdLogMessage(CUPSD_LOG_ERROR,
1806 "Unknown Encryption value %s on line %d.", value, linenum);
1807 return (0);
1808 }
1809 }
1810 else if (!strcasecmp(line, "Order"))
1811 {
1812 /*
1813 * "Order Deny,Allow" or "Order Allow,Deny"...
1814 */
1815
1816 if (!strncasecmp(value, "deny", 4))
1817 loc->order_type = CUPSD_AUTH_ALLOW;
1818 else if (!strncasecmp(value, "allow", 5))
1819 loc->order_type = CUPSD_AUTH_DENY;
1820 else
1821 {
1822 cupsdLogMessage(CUPSD_LOG_ERROR, "Unknown Order value %s on line %d.",
1823 value, linenum);
1824 return (0);
1825 }
1826 }
1827 else if (!strcasecmp(line, "Allow") || !strcasecmp(line, "Deny"))
1828 {
1829 /*
1830 * Allow [From] host/ip...
1831 * Deny [From] host/ip...
1832 */
1833
1834 while (*value)
1835 {
1836 if (!strncasecmp(value, "from", 4))
1837 {
1838 /*
1839 * Strip leading "from"...
1840 */
1841
1842 value += 4;
1843
1844 while (isspace(*value & 255))
1845 value ++;
1846
1847 if (!*value)
1848 break;
1849 }
1850
1851 /*
1852 * Find the end of the value...
1853 */
1854
1855 for (valptr = value; *valptr && !isspace(*valptr & 255); valptr ++);
1856
1857 while (isspace(*valptr & 255))
1858 *valptr++ = '\0';
1859
1860 /*
1861 * Figure out what form the allow/deny address takes:
1862 *
1863 * All
1864 * None
1865 * *.domain.com
1866 * .domain.com
1867 * host.domain.com
1868 * nnn.*
1869 * nnn.nnn.*
1870 * nnn.nnn.nnn.*
1871 * nnn.nnn.nnn.nnn
1872 * nnn.nnn.nnn.nnn/mm
1873 * nnn.nnn.nnn.nnn/mmm.mmm.mmm.mmm
1874 */
1875
1876 if (!strcasecmp(value, "all"))
1877 {
1878 /*
1879 * All hosts...
1880 */
1881
1882 if (!strcasecmp(line, "Allow"))
1883 cupsdAllowIP(loc, zeros, zeros);
1884 else
1885 cupsdDenyIP(loc, zeros, zeros);
1886 }
1887 else if (!strcasecmp(value, "none"))
1888 {
1889 /*
1890 * No hosts...
1891 */
1892
1893 if (!strcasecmp(line, "Allow"))
1894 cupsdAllowIP(loc, ones, zeros);
1895 else
1896 cupsdDenyIP(loc, ones, zeros);
1897 }
1898 #ifdef AF_INET6
1899 else if (value[0] == '*' || value[0] == '.' ||
1900 (!isdigit(value[0] & 255) && value[0] != '['))
1901 #else
1902 else if (value[0] == '*' || value[0] == '.' || !isdigit(value[0] & 255))
1903 #endif /* AF_INET6 */
1904 {
1905 /*
1906 * Host or domain name...
1907 */
1908
1909 if (value[0] == '*')
1910 value ++;
1911
1912 if (!strcasecmp(line, "Allow"))
1913 cupsdAllowHost(loc, value);
1914 else
1915 cupsdDenyHost(loc, value);
1916 }
1917 else
1918 {
1919 /*
1920 * One of many IP address forms...
1921 */
1922
1923 if (!get_addr_and_mask(value, ip, mask))
1924 {
1925 cupsdLogMessage(CUPSD_LOG_ERROR, "Bad netmask value %s on line %d.",
1926 value, linenum);
1927 return (0);
1928 }
1929
1930 if (!strcasecmp(line, "Allow"))
1931 cupsdAllowIP(loc, ip, mask);
1932 else
1933 cupsdDenyIP(loc, ip, mask);
1934 }
1935
1936 /*
1937 * Advance to next value...
1938 */
1939
1940 value = valptr;
1941 }
1942 }
1943 else if (!strcasecmp(line, "AuthType"))
1944 {
1945 /*
1946 * AuthType {none,basic,digest,basicdigest,negotiate,default}
1947 */
1948
1949 if (!strcasecmp(value, "none"))
1950 {
1951 loc->type = CUPSD_AUTH_NONE;
1952 loc->level = CUPSD_AUTH_ANON;
1953 }
1954 else if (!strcasecmp(value, "basic"))
1955 {
1956 loc->type = CUPSD_AUTH_BASIC;
1957
1958 if (loc->level == CUPSD_AUTH_ANON)
1959 loc->level = CUPSD_AUTH_USER;
1960 }
1961 else if (!strcasecmp(value, "digest"))
1962 {
1963 loc->type = CUPSD_AUTH_DIGEST;
1964
1965 if (loc->level == CUPSD_AUTH_ANON)
1966 loc->level = CUPSD_AUTH_USER;
1967 }
1968 else if (!strcasecmp(value, "basicdigest"))
1969 {
1970 loc->type = CUPSD_AUTH_BASICDIGEST;
1971
1972 if (loc->level == CUPSD_AUTH_ANON)
1973 loc->level = CUPSD_AUTH_USER;
1974 }
1975 else if (!strcasecmp(value, "default"))
1976 {
1977 loc->type = CUPSD_AUTH_DEFAULT;
1978
1979 if (loc->level == CUPSD_AUTH_ANON)
1980 loc->level = CUPSD_AUTH_USER;
1981 }
1982 #ifdef HAVE_GSSAPI
1983 else if (!strcasecmp(value, "negotiate"))
1984 {
1985 loc->type = CUPSD_AUTH_NEGOTIATE;
1986
1987 if (loc->level == CUPSD_AUTH_ANON)
1988 loc->level = CUPSD_AUTH_USER;
1989 }
1990 #endif /* HAVE_GSSAPI */
1991 else
1992 {
1993 cupsdLogMessage(CUPSD_LOG_WARN,
1994 "Unknown authorization type %s on line %d.",
1995 value, linenum);
1996 return (0);
1997 }
1998 }
1999 else if (!strcasecmp(line, "AuthClass"))
2000 {
2001 /*
2002 * AuthClass anonymous, user, system, group
2003 */
2004
2005 if (!strcasecmp(value, "anonymous"))
2006 {
2007 loc->type = CUPSD_AUTH_NONE;
2008 loc->level = CUPSD_AUTH_ANON;
2009
2010 cupsdLogMessage(CUPSD_LOG_WARN,
2011 "\"AuthClass %s\" is deprecated; consider removing "
2012 "it from line %d.",
2013 value, linenum);
2014 }
2015 else if (!strcasecmp(value, "user"))
2016 {
2017 loc->level = CUPSD_AUTH_USER;
2018
2019 cupsdLogMessage(CUPSD_LOG_WARN,
2020 "\"AuthClass %s\" is deprecated; consider using "
2021 "\"Require valid-user\" on line %d.",
2022 value, linenum);
2023 }
2024 else if (!strcasecmp(value, "group"))
2025 {
2026 loc->level = CUPSD_AUTH_GROUP;
2027
2028 cupsdLogMessage(CUPSD_LOG_WARN,
2029 "\"AuthClass %s\" is deprecated; consider using "
2030 "\"Require user @groupname\" on line %d.",
2031 value, linenum);
2032 }
2033 else if (!strcasecmp(value, "system"))
2034 {
2035 loc->level = CUPSD_AUTH_GROUP;
2036
2037 cupsdAddName(loc, "@SYSTEM");
2038
2039 cupsdLogMessage(CUPSD_LOG_WARN,
2040 "\"AuthClass %s\" is deprecated; consider using "
2041 "\"Require user @SYSTEM\" on line %d.",
2042 value, linenum);
2043 }
2044 else
2045 {
2046 cupsdLogMessage(CUPSD_LOG_WARN,
2047 "Unknown authorization class %s on line %d.",
2048 value, linenum);
2049 return (0);
2050 }
2051 }
2052 else if (!strcasecmp(line, "AuthGroupName"))
2053 {
2054 cupsdAddName(loc, value);
2055
2056 cupsdLogMessage(CUPSD_LOG_WARN,
2057 "\"AuthGroupName %s\" directive is deprecated; consider "
2058 "using \"Require user @%s\" on line %d.",
2059 value, value, linenum);
2060 }
2061 else if (!strcasecmp(line, "Require"))
2062 {
2063 /*
2064 * Apache synonym for AuthClass and AuthGroupName...
2065 *
2066 * Get initial word:
2067 *
2068 * Require valid-user
2069 * Require group names
2070 * Require user names
2071 */
2072
2073 for (valptr = value; !isspace(*valptr & 255) && *valptr; valptr ++);
2074
2075 if (*valptr)
2076 *valptr++ = '\0';
2077
2078 if (!strcasecmp(value, "valid-user") ||
2079 !strcasecmp(value, "user"))
2080 loc->level = CUPSD_AUTH_USER;
2081 else if (!strcasecmp(value, "group"))
2082 loc->level = CUPSD_AUTH_GROUP;
2083 else
2084 {
2085 cupsdLogMessage(CUPSD_LOG_WARN, "Unknown Require type %s on line %d.",
2086 value, linenum);
2087 return (0);
2088 }
2089
2090 /*
2091 * Get the list of names from the line...
2092 */
2093
2094 for (value = valptr; *value;)
2095 {
2096 while (isspace(*value & 255))
2097 value ++;
2098
2099 #ifdef HAVE_AUTHORIZATION_H
2100 if (!strncmp(value, "@AUTHKEY(", 9))
2101 {
2102 /*
2103 * Grab "@AUTHKEY(name)" value...
2104 */
2105
2106 for (valptr = value + 9; *valptr != ')' && *valptr; valptr ++);
2107
2108 if (*valptr)
2109 *valptr++ = '\0';
2110 }
2111 else
2112 #endif /* HAVE_AUTHORIZATION_H */
2113 if (*value == '\"' || *value == '\'')
2114 {
2115 /*
2116 * Grab quoted name...
2117 */
2118
2119 for (valptr = value + 1; *valptr != *value && *valptr; valptr ++);
2120
2121 value ++;
2122 }
2123 else
2124 {
2125 /*
2126 * Grab literal name.
2127 */
2128
2129 for (valptr = value; !isspace(*valptr & 255) && *valptr; valptr ++);
2130 }
2131
2132 if (*valptr)
2133 *valptr++ = '\0';
2134
2135 cupsdAddName(loc, value);
2136
2137 for (value = valptr; isspace(*value & 255); value ++);
2138 }
2139 }
2140 else if (!strcasecmp(line, "Satisfy"))
2141 {
2142 if (!strcasecmp(value, "all"))
2143 loc->satisfy = CUPSD_AUTH_SATISFY_ALL;
2144 else if (!strcasecmp(value, "any"))
2145 loc->satisfy = CUPSD_AUTH_SATISFY_ANY;
2146 else
2147 {
2148 cupsdLogMessage(CUPSD_LOG_WARN, "Unknown Satisfy value %s on line %d.",
2149 value, linenum);
2150 return (0);
2151 }
2152 }
2153 else
2154 return (0);
2155
2156 return (1);
2157 }
2158
2159
2160 /*
2161 * 'parse_fatal_errors()' - Parse FatalErrors values in a string.
2162 */
2163
2164 static int /* O - FatalErrors bits */
2165 parse_fatal_errors(const char *s) /* I - FatalErrors string */
2166 {
2167 int fatal; /* FatalErrors bits */
2168 char value[1024], /* Value string */
2169 *valstart, /* Pointer into value */
2170 *valend; /* End of value */
2171
2172
2173 /*
2174 * Empty FatalErrors line yields NULL pointer...
2175 */
2176
2177 if (!s)
2178 return (CUPSD_FATAL_NONE);
2179
2180 /*
2181 * Loop through the value string,...
2182 */
2183
2184 strlcpy(value, s, sizeof(value));
2185
2186 fatal = CUPSD_FATAL_NONE;
2187
2188 for (valstart = value; *valstart;)
2189 {
2190 /*
2191 * Get the current space/comma-delimited kind name...
2192 */
2193
2194 for (valend = valstart; *valend; valend ++)
2195 if (isspace(*valend & 255) || *valend == ',')
2196 break;
2197
2198 if (*valend)
2199 *valend++ = '\0';
2200
2201 /*
2202 * Add the error to the bitmask...
2203 */
2204
2205 if (!strcasecmp(valstart, "all"))
2206 fatal = CUPSD_FATAL_ALL;
2207 else if (!strcasecmp(valstart, "browse"))
2208 fatal |= CUPSD_FATAL_BROWSE;
2209 else if (!strcasecmp(valstart, "-browse"))
2210 fatal &= ~CUPSD_FATAL_BROWSE;
2211 else if (!strcasecmp(valstart, "config"))
2212 fatal |= CUPSD_FATAL_CONFIG;
2213 else if (!strcasecmp(valstart, "-config"))
2214 fatal &= ~CUPSD_FATAL_CONFIG;
2215 else if (!strcasecmp(valstart, "listen"))
2216 fatal |= CUPSD_FATAL_LISTEN;
2217 else if (!strcasecmp(valstart, "-listen"))
2218 fatal &= ~CUPSD_FATAL_LISTEN;
2219 else if (!strcasecmp(valstart, "log"))
2220 fatal |= CUPSD_FATAL_LOG;
2221 else if (!strcasecmp(valstart, "-log"))
2222 fatal &= ~CUPSD_FATAL_LOG;
2223 else if (!strcasecmp(valstart, "permissions"))
2224 fatal |= CUPSD_FATAL_PERMISSIONS;
2225 else if (!strcasecmp(valstart, "-permissions"))
2226 fatal &= ~CUPSD_FATAL_PERMISSIONS;
2227 else if (strcasecmp(valstart, "none"))
2228 cupsdLogMessage(CUPSD_LOG_ERROR,
2229 "Unknown FatalErrors kind \"%s\" ignored!", valstart);
2230
2231 for (valstart = valend; *valstart; valstart ++)
2232 if (!isspace(*valstart & 255) || *valstart != ',')
2233 break;
2234 }
2235
2236 return (fatal);
2237 }
2238
2239
2240 /*
2241 * 'parse_groups()' - Parse system group names in a string.
2242 */
2243
2244 static int /* O - 1 on success, 0 on failure */
2245 parse_groups(const char *s) /* I - Space-delimited groups */
2246 {
2247 int status; /* Return status */
2248 char value[1024], /* Value string */
2249 *valstart, /* Pointer into value */
2250 *valend, /* End of value */
2251 quote; /* Quote character */
2252 struct group *group; /* Group */
2253
2254
2255 /*
2256 * Make a copy of the string and parse out the groups...
2257 */
2258
2259 strlcpy(value, s, sizeof(value));
2260
2261 status = 1;
2262 valstart = value;
2263
2264 while (*valstart && NumSystemGroups < MAX_SYSTEM_GROUPS)
2265 {
2266 if (*valstart == '\'' || *valstart == '\"')
2267 {
2268 /*
2269 * Scan quoted name...
2270 */
2271
2272 quote = *valstart++;
2273
2274 for (valend = valstart; *valend; valend ++)
2275 if (*valend == quote)
2276 break;
2277 }
2278 else
2279 {
2280 /*
2281 * Scan space or comma-delimited name...
2282 */
2283
2284 for (valend = valstart; *valend; valend ++)
2285 if (isspace(*valend) || *valend == ',')
2286 break;
2287 }
2288
2289 if (*valend)
2290 *valend++ = '\0';
2291
2292 group = getgrnam(valstart);
2293 if (group)
2294 {
2295 cupsdSetString(SystemGroups + NumSystemGroups, valstart);
2296 SystemGroupIDs[NumSystemGroups] = group->gr_gid;
2297
2298 NumSystemGroups ++;
2299 }
2300 else
2301 status = 0;
2302
2303 endgrent();
2304
2305 valstart = valend;
2306
2307 while (*valstart == ',' || isspace(*valstart))
2308 valstart ++;
2309 }
2310
2311 return (status);
2312 }
2313
2314
2315 /*
2316 * 'parse_protocols()' - Parse browse protocols in a string.
2317 */
2318
2319 static int /* O - Browse protocol bits */
2320 parse_protocols(const char *s) /* I - Space-delimited protocols */
2321 {
2322 int protocols; /* Browse protocol bits */
2323 char value[1024], /* Value string */
2324 *valstart, /* Pointer into value */
2325 *valend; /* End of value */
2326
2327
2328 /*
2329 * Empty protocol line yields NULL pointer...
2330 */
2331
2332 if (!s)
2333 return (0);
2334
2335 /*
2336 * Loop through the value string,...
2337 */
2338
2339 strlcpy(value, s, sizeof(value));
2340
2341 protocols = 0;
2342
2343 for (valstart = value; *valstart;)
2344 {
2345 /*
2346 * Get the current space/comma-delimited protocol name...
2347 */
2348
2349 for (valend = valstart; *valend; valend ++)
2350 if (isspace(*valend & 255) || *valend == ',')
2351 break;
2352
2353 if (*valend)
2354 *valend++ = '\0';
2355
2356 /*
2357 * Add the protocol to the bitmask...
2358 */
2359
2360 if (!strcasecmp(valstart, "cups"))
2361 protocols |= BROWSE_CUPS;
2362 else if (!strcasecmp(valstart, "slp"))
2363 protocols |= BROWSE_SLP;
2364 else if (!strcasecmp(valstart, "ldap"))
2365 protocols |= BROWSE_LDAP;
2366 else if (!strcasecmp(valstart, "dnssd") ||
2367 !strcasecmp(valstart, "dns-sd") ||
2368 !strcasecmp(valstart, "bonjour"))
2369 protocols |= BROWSE_DNSSD;
2370 else if (!strcasecmp(valstart, "lpd"))
2371 protocols |= BROWSE_LPD;
2372 else if (!strcasecmp(valstart, "smb"))
2373 protocols |= BROWSE_SMB;
2374 else if (!strcasecmp(valstart, "all"))
2375 protocols |= BROWSE_ALL;
2376 else if (strcasecmp(valstart, "none"))
2377 cupsdLogMessage(CUPSD_LOG_ERROR,
2378 "Unknown browse protocol \"%s\" ignored!", valstart);
2379
2380 for (valstart = valend; *valstart; valstart ++)
2381 if (!isspace(*valstart & 255) || *valstart != ',')
2382 break;
2383 }
2384
2385 return (protocols);
2386 }
2387
2388
2389 /*
2390 * 'read_configuration()' - Read a configuration file.
2391 */
2392
2393 static int /* O - 1 on success, 0 on failure */
2394 read_configuration(cups_file_t *fp) /* I - File to read from */
2395 {
2396 int i; /* Looping var */
2397 int linenum; /* Current line number */
2398 char line[HTTP_MAX_BUFFER],
2399 /* Line from file */
2400 temp[HTTP_MAX_BUFFER],
2401 /* Temporary buffer for value */
2402 temp2[HTTP_MAX_BUFFER],
2403 /* Temporary buffer 2 for value */
2404 *ptr, /* Pointer into line/temp */
2405 *value, /* Pointer to value */
2406 *valueptr; /* Pointer into value */
2407 int valuelen; /* Length of value */
2408 cupsd_var_t const *var; /* Current variable */
2409 http_addrlist_t *addrlist, /* Address list */
2410 *addr; /* Current address */
2411 unsigned ip[4], /* Address value */
2412 mask[4]; /* Netmask value */
2413 cupsd_dirsvc_relay_t *relay; /* Relay data */
2414 cupsd_dirsvc_poll_t *pollp; /* Polling data */
2415 cupsd_location_t *location; /* Browse location */
2416 cups_file_t *incfile; /* Include file */
2417 char incname[1024]; /* Include filename */
2418 struct group *group; /* Group */
2419
2420
2421 /*
2422 * Loop through each line in the file...
2423 */
2424
2425 linenum = 0;
2426
2427 while (cupsFileGetConf(fp, line, sizeof(line), &value, &linenum))
2428 {
2429 /*
2430 * Decode the directive...
2431 */
2432
2433 if (!strcasecmp(line, "Include") && value)
2434 {
2435 /*
2436 * Include filename
2437 */
2438
2439 if (value[0] == '/')
2440 strlcpy(incname, value, sizeof(incname));
2441 else
2442 snprintf(incname, sizeof(incname), "%s/%s", ServerRoot, value);
2443
2444 if ((incfile = cupsFileOpen(incname, "rb")) == NULL)
2445 cupsdLogMessage(CUPSD_LOG_ERROR,
2446 "Unable to include config file \"%s\" - %s",
2447 incname, strerror(errno));
2448 else
2449 {
2450 read_configuration(incfile);
2451 cupsFileClose(incfile);
2452 }
2453 }
2454 else if (!strcasecmp(line, "<Location") && value)
2455 {
2456 /*
2457 * <Location path>
2458 */
2459
2460 linenum = read_location(fp, value, linenum);
2461 if (linenum == 0)
2462 return (0);
2463 }
2464 else if (!strcasecmp(line, "<Policy") && value)
2465 {
2466 /*
2467 * <Policy name>
2468 */
2469
2470 linenum = read_policy(fp, value, linenum);
2471 if (linenum == 0)
2472 return (0);
2473 }
2474 else if (!strcasecmp(line, "FatalErrors"))
2475 FatalErrors = parse_fatal_errors(value);
2476 else if (!strcasecmp(line, "FaxRetryInterval") && value)
2477 {
2478 JobRetryInterval = atoi(value);
2479 cupsdLogMessage(CUPSD_LOG_WARN,
2480 "FaxRetryInterval is deprecated; use "
2481 "JobRetryInterval on line %d.", linenum);
2482 }
2483 else if (!strcasecmp(line, "FaxRetryLimit") && value)
2484 {
2485 JobRetryLimit = atoi(value);
2486 cupsdLogMessage(CUPSD_LOG_WARN,
2487 "FaxRetryLimit is deprecated; use "
2488 "JobRetryLimit on line %d.", linenum);
2489 }
2490 else if (!strcasecmp(line, "Port") || !strcasecmp(line, "Listen")
2491 #ifdef HAVE_SSL
2492 || !strcasecmp(line, "SSLPort") || !strcasecmp(line, "SSLListen")
2493 #endif /* HAVE_SSL */
2494 )
2495 {
2496 /*
2497 * Add listening address(es) to the list...
2498 */
2499
2500 cupsd_listener_t *lis; /* New listeners array */
2501
2502
2503 /*
2504 * Get the address list...
2505 */
2506
2507 addrlist = get_address(value, IPP_PORT);
2508
2509 if (!addrlist)
2510 {
2511 cupsdLogMessage(CUPSD_LOG_ERROR, "Bad %s address %s at line %d.", line,
2512 value, linenum);
2513 continue;
2514 }
2515
2516 /*
2517 * Add each address...
2518 */
2519
2520 for (addr = addrlist; addr; addr = addr->next)
2521 {
2522 /*
2523 * See if this address is already present...
2524 */
2525
2526 for (lis = (cupsd_listener_t *)cupsArrayFirst(Listeners);
2527 lis;
2528 lis = (cupsd_listener_t *)cupsArrayNext(Listeners))
2529 if (httpAddrEqual(&(addr->addr), &(lis->address)) &&
2530 _httpAddrPort(&(addr->addr)) == _httpAddrPort(&(lis->address)))
2531 break;
2532
2533 if (lis)
2534 {
2535 httpAddrString(&lis->address, temp, sizeof(temp));
2536 cupsdLogMessage(CUPSD_LOG_WARN,
2537 "Duplicate listen address \"%s\" ignored!", temp);
2538 continue;
2539 }
2540
2541 /*
2542 * Allocate another listener...
2543 */
2544
2545 if (!Listeners)
2546 Listeners = cupsArrayNew(NULL, NULL);
2547
2548 if (!Listeners)
2549 {
2550 cupsdLogMessage(CUPSD_LOG_ERROR,
2551 "Unable to allocate %s at line %d - %s.",
2552 line, linenum, strerror(errno));
2553 break;
2554 }
2555
2556 if ((lis = calloc(1, sizeof(cupsd_listener_t))) == NULL)
2557 {
2558 cupsdLogMessage(CUPSD_LOG_ERROR,
2559 "Unable to allocate %s at line %d - %s.",
2560 line, linenum, strerror(errno));
2561 break;
2562 }
2563
2564 cupsArrayAdd(Listeners, lis);
2565
2566 /*
2567 * Copy the current address and log it...
2568 */
2569
2570 memcpy(&(lis->address), &(addr->addr), sizeof(lis->address));
2571 lis->fd = -1;
2572
2573 #ifdef HAVE_SSL
2574 if (!strcasecmp(line, "SSLPort") || !strcasecmp(line, "SSLListen"))
2575 lis->encryption = HTTP_ENCRYPT_ALWAYS;
2576 #endif /* HAVE_SSL */
2577
2578 httpAddrString(&lis->address, temp, sizeof(temp));
2579
2580 #ifdef AF_INET6
2581 if (lis->address.addr.sa_family == AF_INET6)
2582 cupsdLogMessage(CUPSD_LOG_INFO, "Listening to %s:%d (IPv6)", temp,
2583 ntohs(lis->address.ipv6.sin6_port));
2584 else
2585 #endif /* AF_INET6 */
2586 #ifdef AF_LOCAL
2587 if (lis->address.addr.sa_family == AF_LOCAL)
2588 cupsdLogMessage(CUPSD_LOG_INFO, "Listening to %s (Domain)", temp);
2589 else
2590 #endif /* AF_LOCAL */
2591 cupsdLogMessage(CUPSD_LOG_INFO, "Listening to %s:%d (IPv4)", temp,
2592 ntohs(lis->address.ipv4.sin_port));
2593
2594 if (!httpAddrLocalhost(&(lis->address)))
2595 {
2596 #ifdef AF_INET6
2597 if (lis->address.addr.sa_family == AF_INET6)
2598 RemotePort = ntohs(lis->address.ipv6.sin6_port);
2599 else
2600 #endif /* AF_INET6 */
2601 RemotePort = ntohs(lis->address.ipv4.sin_port);
2602 }
2603 }
2604
2605 /*
2606 * Free the list...
2607 */
2608
2609 httpAddrFreeList(addrlist);
2610 }
2611 else if (!strcasecmp(line, "BrowseAddress") && value)
2612 {
2613 /*
2614 * Add a browse address to the list...
2615 */
2616
2617 cupsd_dirsvc_addr_t *dira; /* New browse address array */
2618
2619
2620 if (NumBrowsers == 0)
2621 dira = malloc(sizeof(cupsd_dirsvc_addr_t));
2622 else
2623 dira = realloc(Browsers, (NumBrowsers + 1) * sizeof(cupsd_dirsvc_addr_t));
2624
2625 if (!dira)
2626 {
2627 cupsdLogMessage(CUPSD_LOG_ERROR,
2628 "Unable to allocate BrowseAddress at line %d - %s.",
2629 linenum, strerror(errno));
2630 continue;
2631 }
2632
2633 Browsers = dira;
2634 dira += NumBrowsers;
2635
2636 memset(dira, 0, sizeof(cupsd_dirsvc_addr_t));
2637
2638 if (!strcasecmp(value, "@LOCAL"))
2639 {
2640 /*
2641 * Send browse data to all local interfaces...
2642 */
2643
2644 strcpy(dira->iface, "*");
2645 NumBrowsers ++;
2646 }
2647 else if (!strncasecmp(value, "@IF(", 4))
2648 {
2649 /*
2650 * Send browse data to the named interface...
2651 */
2652
2653 strlcpy(dira->iface, value + 4, sizeof(Browsers[0].iface));
2654
2655 ptr = dira->iface + strlen(dira->iface) - 1;
2656 if (*ptr == ')')
2657 *ptr = '\0';
2658
2659 NumBrowsers ++;
2660 }
2661 else if ((addrlist = get_address(value, BrowsePort)) != NULL)
2662 {
2663 /*
2664 * Only IPv4 addresses are supported...
2665 */
2666
2667 for (addr = addrlist; addr; addr = addr->next)
2668 if (addr->addr.addr.sa_family == AF_INET)
2669 break;
2670
2671 if (addr)
2672 {
2673 memcpy(&(dira->to), &(addrlist->addr), sizeof(dira->to));
2674 httpAddrString(&(dira->to), temp, sizeof(temp));
2675
2676 cupsdLogMessage(CUPSD_LOG_INFO,
2677 "Sending browsing info to %s:%d (IPv4)",
2678 temp, ntohs(dira->to.ipv4.sin_port));
2679
2680 NumBrowsers ++;
2681 }
2682 else
2683 cupsdLogMessage(CUPSD_LOG_ERROR, "Bad BrowseAddress %s at line %d.",
2684 value, linenum);
2685
2686 httpAddrFreeList(addrlist);
2687 }
2688 else
2689 cupsdLogMessage(CUPSD_LOG_ERROR, "Bad BrowseAddress %s at line %d.",
2690 value, linenum);
2691 }
2692 else if (!strcasecmp(line, "BrowseOrder") && value)
2693 {
2694 /*
2695 * "BrowseOrder Deny,Allow" or "BrowseOrder Allow,Deny"...
2696 */
2697
2698 if ((location = cupsdFindLocation("CUPS_INTERNAL_BROWSE_ACL")) == NULL)
2699 location = cupsdAddLocation("CUPS_INTERNAL_BROWSE_ACL");
2700
2701 if (location == NULL)
2702 cupsdLogMessage(CUPSD_LOG_ERROR,
2703 "Unable to initialize browse access control list!");
2704 else if (!strncasecmp(value, "deny", 4))
2705 location->order_type = CUPSD_AUTH_ALLOW;
2706 else if (!strncasecmp(value, "allow", 5))
2707 location->order_type = CUPSD_AUTH_DENY;
2708 else
2709 cupsdLogMessage(CUPSD_LOG_ERROR,
2710 "Unknown BrowseOrder value %s on line %d.",
2711 value, linenum);
2712 }
2713 else if (!strcasecmp(line, "BrowseProtocols") ||
2714 !strcasecmp(line, "BrowseLocalProtocols") ||
2715 !strcasecmp(line, "BrowseRemoteProtocols"))
2716 {
2717 /*
2718 * "BrowseProtocols name [... name]"
2719 * "BrowseLocalProtocols name [... name]"
2720 * "BrowseRemoteProtocols name [... name]"
2721 */
2722
2723 int protocols = parse_protocols(value);
2724
2725 if (protocols < 0)
2726 {
2727 cupsdLogMessage(CUPSD_LOG_ERROR,
2728 "Unknown browse protocol \"%s\" on line %d.",
2729 value, linenum);
2730 break;
2731 }
2732
2733 if (strcasecmp(line, "BrowseLocalProtocols"))
2734 BrowseRemoteProtocols = protocols;
2735 if (strcasecmp(line, "BrowseRemoteProtocols"))
2736 BrowseLocalProtocols = protocols;
2737 }
2738 else if ((!strcasecmp(line, "BrowseAllow") ||
2739 !strcasecmp(line, "BrowseDeny")) && value)
2740 {
2741 /*
2742 * BrowseAllow [From] host/ip...
2743 * BrowseDeny [From] host/ip...
2744 */
2745
2746 if ((location = cupsdFindLocation("CUPS_INTERNAL_BROWSE_ACL")) == NULL)
2747 location = cupsdAddLocation("CUPS_INTERNAL_BROWSE_ACL");
2748
2749 if (location == NULL)
2750 cupsdLogMessage(CUPSD_LOG_ERROR,
2751 "Unable to initialize browse access control list!");
2752 else
2753 {
2754 while (*value)
2755 {
2756 if (!strncasecmp(value, "from", 4))
2757 {
2758 /*
2759 * Strip leading "from"...
2760 */
2761
2762 value += 4;
2763
2764 while (isspace(*value & 255))
2765 value ++;
2766
2767 if (!*value)
2768 break;
2769 }
2770
2771 /*
2772 * Find the end of the value...
2773 */
2774
2775 for (valueptr = value; *valueptr && !isspace(*valueptr & 255); valueptr ++);
2776
2777 while (isspace(*valueptr & 255))
2778 *valueptr++ = '\0';
2779
2780 /*
2781 * Figure out what form the allow/deny address takes:
2782 *
2783 * All
2784 * None
2785 * *.domain.com
2786 * .domain.com
2787 * host.domain.com
2788 * nnn.*
2789 * nnn.nnn.*
2790 * nnn.nnn.nnn.*
2791 * nnn.nnn.nnn.nnn
2792 * nnn.nnn.nnn.nnn/mm
2793 * nnn.nnn.nnn.nnn/mmm.mmm.mmm.mmm
2794 */
2795
2796 if (!strcasecmp(value, "all"))
2797 {
2798 /*
2799 * All hosts...
2800 */
2801
2802 if (!strcasecmp(line, "BrowseAllow"))
2803 cupsdAllowIP(location, zeros, zeros);
2804 else
2805 cupsdDenyIP(location, zeros, zeros);
2806 }
2807 else if (!strcasecmp(value, "none"))
2808 {
2809 /*
2810 * No hosts...
2811 */
2812
2813 if (!strcasecmp(line, "BrowseAllow"))
2814 cupsdAllowIP(location, ones, zeros);
2815 else
2816 cupsdDenyIP(location, ones, zeros);
2817 }
2818 #ifdef AF_INET6
2819 else if (value[0] == '*' || value[0] == '.' ||
2820 (!isdigit(value[0] & 255) && value[0] != '['))
2821 #else
2822 else if (value[0] == '*' || value[0] == '.' || !isdigit(value[0] & 255))
2823 #endif /* AF_INET6 */
2824 {
2825 /*
2826 * Host or domain name...
2827 */
2828
2829 if (value[0] == '*')
2830 value ++;
2831
2832 if (!strcasecmp(line, "BrowseAllow"))
2833 cupsdAllowHost(location, value);
2834 else
2835 cupsdDenyHost(location, value);
2836 }
2837 else
2838 {
2839 /*
2840 * One of many IP address forms...
2841 */
2842
2843 if (!get_addr_and_mask(value, ip, mask))
2844 {
2845 cupsdLogMessage(CUPSD_LOG_ERROR, "Bad netmask value %s on line %d.",
2846 value, linenum);
2847 break;
2848 }
2849
2850 if (!strcasecmp(line, "BrowseAllow"))
2851 cupsdAllowIP(location, ip, mask);
2852 else
2853 cupsdDenyIP(location, ip, mask);
2854 }
2855
2856 /*
2857 * Advance to next value...
2858 */
2859
2860 value = valueptr;
2861 }
2862 }
2863 }
2864 else if (!strcasecmp(line, "BrowseRelay") && value)
2865 {
2866 /*
2867 * BrowseRelay [from] source [to] destination
2868 */
2869
2870 if (NumRelays == 0)
2871 relay = malloc(sizeof(cupsd_dirsvc_relay_t));
2872 else
2873 relay = realloc(Relays, (NumRelays + 1) * sizeof(cupsd_dirsvc_relay_t));
2874
2875 if (!relay)
2876 {
2877 cupsdLogMessage(CUPSD_LOG_ERROR,
2878 "Unable to allocate BrowseRelay at line %d - %s.",
2879 linenum, strerror(errno));
2880 continue;
2881 }
2882
2883 Relays = relay;
2884 relay += NumRelays;
2885
2886 memset(relay, 0, sizeof(cupsd_dirsvc_relay_t));
2887
2888 if (!strncasecmp(value, "from ", 5))
2889 {
2890 /*
2891 * Strip leading "from"...
2892 */
2893
2894 value += 5;
2895
2896 while (isspace(*value))
2897 value ++;
2898 }
2899
2900 /*
2901 * Figure out what form the from address takes:
2902 *
2903 * *.domain.com
2904 * .domain.com
2905 * host.domain.com
2906 * nnn.*
2907 * nnn.nnn.*
2908 * nnn.nnn.nnn.*
2909 * nnn.nnn.nnn.nnn
2910 * nnn.nnn.nnn.nnn/mm
2911 * nnn.nnn.nnn.nnn/mmm.mmm.mmm.mmm
2912 */
2913
2914 #ifdef AF_INET6
2915 if (value[0] == '*' || value[0] == '.' ||
2916 (!isdigit(value[0] & 255) && value[0] != '['))
2917 #else
2918 if (value[0] == '*' || value[0] == '.' || !isdigit(value[0] & 255))
2919 #endif /* AF_INET6 */
2920 {
2921 /*
2922 * Host or domain name...
2923 */
2924
2925 if (value[0] == '*')
2926 value ++;
2927
2928 strlcpy(temp, value, sizeof(temp));
2929 if ((ptr = strchr(temp, ' ')) != NULL)
2930 *ptr = '\0';
2931
2932 relay->from.type = CUPSD_AUTH_NAME;
2933
2934 if ((relay->from.mask.name.name = strdup(temp)) == NULL)
2935 {
2936 cupsdLogMessage(CUPSD_LOG_ERROR,
2937 "Unable to allocate BrowseRelay name at line %d - %s.",
2938 linenum, strerror(errno));
2939 continue;
2940 }
2941
2942 relay->from.mask.name.length = strlen(temp);
2943 }
2944 else
2945 {
2946 /*
2947 * One of many IP address forms...
2948 */
2949
2950 if (!get_addr_and_mask(value, ip, mask))
2951 {
2952 cupsdLogMessage(CUPSD_LOG_ERROR, "Bad netmask value %s on line %d.",
2953 value, linenum);
2954 break;
2955 }
2956
2957 relay->from.type = CUPSD_AUTH_IP;
2958 memcpy(relay->from.mask.ip.address, ip,
2959 sizeof(relay->from.mask.ip.address));
2960 memcpy(relay->from.mask.ip.netmask, mask,
2961 sizeof(relay->from.mask.ip.netmask));
2962 }
2963
2964 /*
2965 * Skip value and trailing whitespace...
2966 */
2967
2968 for (; *value; value ++)
2969 if (isspace(*value))
2970 break;
2971
2972 while (isspace(*value))
2973 value ++;
2974
2975 if (!strncasecmp(value, "to ", 3))
2976 {
2977 /*
2978 * Strip leading "to"...
2979 */
2980
2981 value += 3;
2982
2983 while (isspace(*value))
2984 value ++;
2985 }
2986
2987 /*
2988 * Get "to" address and port...
2989 */
2990
2991 if ((addrlist = get_address(value, BrowsePort)) != NULL)
2992 {
2993 /*
2994 * Only IPv4 addresses are supported...
2995 */
2996
2997 for (addr = addrlist; addr; addr = addr->next)
2998 if (addr->addr.addr.sa_family == AF_INET)
2999 break;
3000
3001 if (addr)
3002 {
3003 memcpy(&(relay->to), &(addrlist->addr), sizeof(relay->to));
3004
3005 httpAddrString(&(relay->to), temp, sizeof(temp));
3006
3007 if (relay->from.type == CUPSD_AUTH_IP)
3008 snprintf(temp2, sizeof(temp2), "%u.%u.%u.%u/%u.%u.%u.%u",
3009 relay->from.mask.ip.address[0] >> 24,
3010 (relay->from.mask.ip.address[0] >> 16) & 255,
3011 (relay->from.mask.ip.address[0] >> 8) & 255,
3012 relay->from.mask.ip.address[0] & 255,
3013 relay->from.mask.ip.netmask[0] >> 24,
3014 (relay->from.mask.ip.netmask[0] >> 16) & 255,
3015 (relay->from.mask.ip.netmask[0] >> 8) & 255,
3016 relay->from.mask.ip.netmask[0] & 255);
3017 else
3018 strlcpy(temp2, relay->from.mask.name.name, sizeof(temp2));
3019
3020 cupsdLogMessage(CUPSD_LOG_INFO, "Relaying from %s to %s:%d (IPv4)",
3021 temp2, temp, ntohs(relay->to.ipv4.sin_port));
3022
3023 NumRelays ++;
3024 }
3025 else
3026 cupsdLogMessage(CUPSD_LOG_ERROR, "Bad relay address %s at line %d.",
3027 value, linenum);
3028
3029 httpAddrFreeList(addrlist);
3030 }
3031 else
3032 {
3033 if (relay->from.type == CUPSD_AUTH_NAME)
3034 free(relay->from.mask.name.name);
3035
3036 cupsdLogMessage(CUPSD_LOG_ERROR, "Bad relay address %s at line %d.",
3037 value, linenum);
3038 }
3039 }
3040 else if (!strcasecmp(line, "BrowsePoll") && value)
3041 {
3042 /*
3043 * BrowsePoll address[:port]
3044 */
3045
3046 char *portname; /* Port name */
3047 int portnum; /* Port number */
3048 struct servent *service; /* Service */
3049
3050
3051 /*
3052 * Extract the port name from the address...
3053 */
3054
3055 if ((portname = strrchr(value, ':')) != NULL && !strchr(portname, ']'))
3056 {
3057 *portname++ = '\0';
3058
3059 if (isdigit(*portname & 255))
3060 portnum = atoi(portname);
3061 else if ((service = getservbyname(portname, NULL)) != NULL)
3062 portnum = ntohs(service->s_port);
3063 else
3064 {
3065 cupsdLogMessage(CUPSD_LOG_ERROR, "Lookup of service \"%s\" failed!",
3066 portname);
3067 continue;
3068 }
3069 }
3070 else
3071 portnum = ippPort();
3072
3073 /*
3074 * Add the poll entry...
3075 */
3076
3077 if (NumPolled == 0)
3078 pollp = malloc(sizeof(cupsd_dirsvc_poll_t));
3079 else
3080 pollp = realloc(Polled, (NumPolled + 1) * sizeof(cupsd_dirsvc_poll_t));
3081
3082 if (!pollp)
3083 {
3084 cupsdLogMessage(CUPSD_LOG_ERROR,
3085 "Unable to allocate BrowsePoll at line %d - %s.",
3086 linenum, strerror(errno));
3087 continue;
3088 }
3089
3090 Polled = pollp;
3091 pollp += NumPolled;
3092
3093 NumPolled ++;
3094 memset(pollp, 0, sizeof(cupsd_dirsvc_poll_t));
3095
3096 strlcpy(pollp->hostname, value, sizeof(pollp->hostname));
3097 pollp->port = portnum;
3098
3099 cupsdLogMessage(CUPSD_LOG_INFO, "Polling %s:%d", pollp->hostname,
3100 pollp->port);
3101 }
3102 else if (!strcasecmp(line, "DefaultAuthType") && value)
3103 {
3104 /*
3105 * DefaultAuthType {basic,digest,basicdigest,negotiate}
3106 */
3107
3108 if (!strcasecmp(value, "none"))
3109 DefaultAuthType = CUPSD_AUTH_NONE;
3110 else if (!strcasecmp(value, "basic"))
3111 DefaultAuthType = CUPSD_AUTH_BASIC;
3112 else if (!strcasecmp(value, "digest"))
3113 DefaultAuthType = CUPSD_AUTH_DIGEST;
3114 else if (!strcasecmp(value, "basicdigest"))
3115 DefaultAuthType = CUPSD_AUTH_BASICDIGEST;
3116 #ifdef HAVE_GSSAPI
3117 else if (!strcasecmp(value, "negotiate"))
3118 DefaultAuthType = CUPSD_AUTH_NEGOTIATE;
3119 #endif /* HAVE_GSSAPI */
3120 else
3121 {
3122 cupsdLogMessage(CUPSD_LOG_WARN,
3123 "Unknown default authorization type %s on line %d.",
3124 value, linenum);
3125 if (FatalErrors & CUPSD_FATAL_CONFIG)
3126 return (0);
3127 }
3128 }
3129 #ifdef HAVE_SSL
3130 else if (!strcasecmp(line, "DefaultEncryption"))
3131 {
3132 /*
3133 * DefaultEncryption {Never,IfRequested,Required}
3134 */
3135
3136 if (!value || !strcasecmp(value, "never"))
3137 DefaultEncryption = HTTP_ENCRYPT_NEVER;
3138 else if (!strcasecmp(value, "required"))
3139 DefaultEncryption = HTTP_ENCRYPT_REQUIRED;
3140 else if (!strcasecmp(value, "ifrequested"))
3141 DefaultEncryption = HTTP_ENCRYPT_IF_REQUESTED;
3142 else
3143 {
3144 cupsdLogMessage(CUPSD_LOG_WARN,
3145 "Unknown default encryption %s on line %d.",
3146 value, linenum);
3147 if (FatalErrors & CUPSD_FATAL_CONFIG)
3148 return (0);
3149 }
3150 }
3151 #endif /* HAVE_SSL */
3152 else if (!strcasecmp(line, "User") && value)
3153 {
3154 /*
3155 * User ID to run as...
3156 */
3157
3158 if (isdigit(value[0] & 255))
3159 {
3160 int uid = atoi(value);
3161
3162 if (!uid)
3163 cupsdLogMessage(CUPSD_LOG_ERROR,
3164 "Will not use User 0 as specified on line %d "
3165 "for security reasons. You must use a non-"
3166 "privileged account instead.",
3167 linenum);
3168 else
3169 User = atoi(value);
3170 }
3171 else
3172 {
3173 struct passwd *p; /* Password information */
3174
3175 endpwent();
3176 p = getpwnam(value);
3177
3178 if (p)
3179 {
3180 if (!p->pw_uid)
3181 cupsdLogMessage(CUPSD_LOG_ERROR,
3182 "Will not use User %s (UID=0) as specified on line "
3183 "%d for security reasons. You must use a non-"
3184 "privileged account instead.",
3185 value, linenum);
3186 else
3187 User = p->pw_uid;
3188 }
3189 else
3190 cupsdLogMessage(CUPSD_LOG_ERROR,
3191 "Unknown User \"%s\" on line %d, ignoring!",
3192 value, linenum);
3193 }
3194 }
3195 else if (!strcasecmp(line, "Group") && value)
3196 {
3197 /*
3198 * Group ID to run as...
3199 */
3200
3201 if (isdigit(value[0]))
3202 Group = atoi(value);
3203 else
3204 {
3205 endgrent();
3206 group = getgrnam(value);
3207
3208 if (group != NULL)
3209 Group = group->gr_gid;
3210 else
3211 cupsdLogMessage(CUPSD_LOG_ERROR,
3212 "Unknown Group \"%s\" on line %d, ignoring!",
3213 value, linenum);
3214 }
3215 }
3216 else if (!strcasecmp(line, "SystemGroup") && value)
3217 {
3218 /*
3219 * SystemGroup (admin) group(s)...
3220 */
3221
3222 if (!parse_groups(value))
3223 cupsdLogMessage(CUPSD_LOG_ERROR,
3224 "Unknown SystemGroup \"%s\" on line %d, ignoring!",
3225 value, linenum);
3226 }
3227 else if (!strcasecmp(line, "HostNameLookups") && value)
3228 {
3229 /*
3230 * Do hostname lookups?
3231 */
3232
3233 if (!strcasecmp(value, "off") || !strcasecmp(value, "no") ||
3234 !strcasecmp(value, "false"))
3235 HostNameLookups = 0;
3236 else if (!strcasecmp(value, "on") || !strcasecmp(value, "yes") ||
3237 !strcasecmp(value, "true"))
3238 HostNameLookups = 1;
3239 else if (!strcasecmp(value, "double"))
3240 HostNameLookups = 2;
3241 else
3242 cupsdLogMessage(CUPSD_LOG_WARN, "Unknown HostNameLookups %s on line %d.",
3243 value, linenum);
3244 }
3245 else if (!strcasecmp(line, "AccessLogLevel") && value)
3246 {
3247 /*
3248 * Amount of logging to do to access log...
3249 */
3250
3251 if (!strcasecmp(value, "all"))
3252 AccessLogLevel = CUPSD_ACCESSLOG_ALL;
3253 else if (!strcasecmp(value, "actions"))
3254 AccessLogLevel = CUPSD_ACCESSLOG_ACTIONS;
3255 else if (!strcasecmp(value, "config"))
3256 AccessLogLevel = CUPSD_ACCESSLOG_CONFIG;
3257 else
3258 cupsdLogMessage(CUPSD_LOG_WARN, "Unknown AccessLogLevel %s on line %d.",
3259 value, linenum);
3260 }
3261 else if (!strcasecmp(line, "LogLevel") && value)
3262 {
3263 /*
3264 * Amount of logging to do to error log...
3265 */
3266
3267 if (!strcasecmp(value, "debug2"))
3268 LogLevel = CUPSD_LOG_DEBUG2;
3269 else if (!strcasecmp(value, "debug"))
3270 LogLevel = CUPSD_LOG_DEBUG;
3271 else if (!strcasecmp(value, "info"))
3272 LogLevel = CUPSD_LOG_INFO;
3273 else if (!strcasecmp(value, "notice"))
3274 LogLevel = CUPSD_LOG_NOTICE;
3275 else if (!strcasecmp(value, "warn"))
3276 LogLevel = CUPSD_LOG_WARN;
3277 else if (!strcasecmp(value, "error"))
3278 LogLevel = CUPSD_LOG_ERROR;
3279 else if (!strcasecmp(value, "crit"))
3280 LogLevel = CUPSD_LOG_CRIT;
3281 else if (!strcasecmp(value, "alert"))
3282 LogLevel = CUPSD_LOG_ALERT;
3283 else if (!strcasecmp(value, "emerg"))
3284 LogLevel = CUPSD_LOG_EMERG;
3285 else if (!strcasecmp(value, "none"))
3286 LogLevel = CUPSD_LOG_NONE;
3287 else
3288 cupsdLogMessage(CUPSD_LOG_WARN, "Unknown LogLevel %s on line %d.",
3289 value, linenum);
3290 }
3291 else if (!strcasecmp(line, "LogTimeFormat") && value)
3292 {
3293 /*
3294 * Amount of logging to do to error log...
3295 */
3296
3297 if (!strcasecmp(value, "standard"))
3298 LogTimeFormat = CUPSD_TIME_STANDARD;
3299 else if (!strcasecmp(value, "usecs"))
3300 LogTimeFormat = CUPSD_TIME_USECS;
3301 else
3302 cupsdLogMessage(CUPSD_LOG_WARN, "Unknown LogTimeFormat %s on line %d.",
3303 value, linenum);
3304 }
3305 else if (!strcasecmp(line, "PrintcapFormat") && value)
3306 {
3307 /*
3308 * Format of printcap file?
3309 */
3310
3311 if (!strcasecmp(value, "bsd"))
3312 PrintcapFormat = PRINTCAP_BSD;
3313 else if (!strcasecmp(value, "plist"))
3314 PrintcapFormat = PRINTCAP_PLIST;
3315 else if (!strcasecmp(value, "solaris"))
3316 PrintcapFormat = PRINTCAP_SOLARIS;
3317 else
3318 cupsdLogMessage(CUPSD_LOG_WARN, "Unknown PrintcapFormat %s on line %d.",
3319 value, linenum);
3320 }
3321 else if (!strcasecmp(line, "ServerTokens") && value)
3322 {
3323 /*
3324 * Set the string used for the Server header...
3325 */
3326
3327 struct utsname plat; /* Platform info */
3328
3329
3330 uname(&plat);
3331
3332 if (!strcasecmp(value, "ProductOnly"))
3333 cupsdSetString(&ServerHeader, "CUPS");
3334 else if (!strcasecmp(value, "Major"))
3335 cupsdSetString(&ServerHeader, "CUPS/1");
3336 else if (!strcasecmp(value, "Minor"))
3337 cupsdSetString(&ServerHeader, "CUPS/1.4");
3338 else if (!strcasecmp(value, "Minimal"))
3339 cupsdSetString(&ServerHeader, CUPS_MINIMAL);
3340 else if (!strcasecmp(value, "OS"))
3341 cupsdSetStringf(&ServerHeader, CUPS_MINIMAL " (%s)", plat.sysname);
3342 else if (!strcasecmp(value, "Full"))
3343 cupsdSetStringf(&ServerHeader, CUPS_MINIMAL " (%s) IPP/1.1",
3344 plat.sysname);
3345 else if (!strcasecmp(value, "None"))
3346 cupsdClearString(&ServerHeader);
3347 else
3348 cupsdLogMessage(CUPSD_LOG_WARN, "Unknown ServerTokens %s on line %d.",
3349 value, linenum);
3350 }
3351 else if (!strcasecmp(line, "PassEnv") && value)
3352 {
3353 /*
3354 * PassEnv variable [... variable]
3355 */
3356
3357 for (; *value;)
3358 {
3359 for (valuelen = 0; value[valuelen]; valuelen ++)
3360 if (isspace(value[valuelen]) || value[valuelen] == ',')
3361 break;
3362
3363 if (value[valuelen])
3364 {
3365 value[valuelen] = '\0';
3366 valuelen ++;
3367 }
3368
3369 cupsdSetEnv(value, NULL);
3370
3371 for (value += valuelen; *value; value ++)
3372 if (!isspace(*value) || *value != ',')
3373 break;
3374 }
3375 }
3376 else if (!strcasecmp(line, "ServerAlias") && value)
3377 {
3378 if (!ServerAlias)
3379 ServerAlias = cupsArrayNew(NULL, NULL);
3380
3381 cupsdAddAlias(ServerAlias, value);
3382 }
3383 else if (!strcasecmp(line, "SetEnv") && value)
3384 {
3385 /*
3386 * SetEnv variable value
3387 */
3388
3389 for (valueptr = value; *valueptr && !isspace(*valueptr & 255); valueptr ++);
3390
3391 if (*valueptr)
3392 {
3393 /*
3394 * Found a value...
3395 */
3396
3397 while (isspace(*valueptr & 255))
3398 *valueptr++ = '\0';
3399
3400 cupsdSetEnv(value, valueptr);
3401 }
3402 else
3403 cupsdLogMessage(CUPSD_LOG_ERROR,
3404 "Missing value for SetEnv directive on line %d.",
3405 linenum);
3406 }
3407 #ifdef HAVE_SSL
3408 else if (!strcasecmp(line, "SSLOptions"))
3409 {
3410 /*
3411 * SSLOptions options
3412 */
3413
3414 if (!value || !strcasecmp(value, "none"))
3415 SSLOptions = CUPSD_SSL_NONE;
3416 else if (!strcasecmp(value, "noemptyfragments"))
3417 SSLOptions = CUPSD_SSL_NOEMPTY;
3418 else
3419 cupsdLogMessage(CUPSD_LOG_ERROR,
3420 "Unknown value \"%s\" for SSLOptions directive on "
3421 "line %d.", value, linenum);
3422 }
3423 #endif /* HAVE_SSL */
3424 else
3425 {
3426 /*
3427 * Find a simple variable in the list...
3428 */
3429
3430 for (i = NUM_VARS, var = variables; i > 0; i --, var ++)
3431 if (!strcasecmp(line, var->name))
3432 break;
3433
3434 if (i == 0)
3435 {
3436 /*
3437 * Unknown directive! Output an error message and continue...
3438 */
3439
3440 if (!value)
3441 cupsdLogMessage(CUPSD_LOG_ERROR, "Missing value for %s on line %d.",
3442 line, linenum);
3443 else
3444 cupsdLogMessage(CUPSD_LOG_ERROR, "Unknown directive %s on line %d.",
3445 line, linenum);
3446 continue;
3447 }
3448
3449 switch (var->type)
3450 {
3451 case CUPSD_VARTYPE_INTEGER :
3452 if (!value)
3453 cupsdLogMessage(CUPSD_LOG_ERROR,
3454 "Missing integer value for %s on line %d!",
3455 line, linenum);
3456 else
3457 {
3458 int n; /* Number */
3459 char *units; /* Units */
3460
3461
3462 n = strtol(value, &units, 0);
3463
3464 if (units && *units)
3465 {
3466 if (tolower(units[0] & 255) == 'g')
3467 n *= 1024 * 1024 * 1024;
3468 else if (tolower(units[0] & 255) == 'm')
3469 n *= 1024 * 1024;
3470 else if (tolower(units[0] & 255) == 'k')
3471 n *= 1024;
3472 else if (tolower(units[0] & 255) == 't')
3473 n *= 262144;
3474 }
3475
3476 if (n < 0)
3477 cupsdLogMessage(CUPSD_LOG_ERROR,
3478 "Bad negative integer value for %s on line %d!",
3479 line, linenum);
3480 else
3481 *((int *)var->ptr) = n;
3482 }
3483 break;
3484
3485 case CUPSD_VARTYPE_BOOLEAN :
3486 if (!value)
3487 cupsdLogMessage(CUPSD_LOG_ERROR,
3488 "Missing boolean value for %s on line %d!",
3489 line, linenum);
3490 else if (!strcasecmp(value, "true") ||
3491 !strcasecmp(value, "on") ||
3492 !strcasecmp(value, "enabled") ||
3493 !strcasecmp(value, "yes") ||
3494 atoi(value) != 0)
3495 *((int *)var->ptr) = TRUE;
3496 else if (!strcasecmp(value, "false") ||
3497 !strcasecmp(value, "off") ||
3498 !strcasecmp(value, "disabled") ||
3499 !strcasecmp(value, "no") ||
3500 !strcasecmp(value, "0"))
3501 *((int *)var->ptr) = FALSE;
3502 else
3503 cupsdLogMessage(CUPSD_LOG_ERROR,
3504 "Unknown boolean value %s on line %d.",
3505 value, linenum);
3506 break;
3507
3508 case CUPSD_VARTYPE_PATHNAME :
3509 if (!value)
3510 {
3511 cupsdLogMessage(CUPSD_LOG_ERROR,
3512 "Missing pathname value for %s on line %d!",
3513 line, linenum);
3514 break;
3515 }
3516
3517 if (value[0] == '/')
3518 strlcpy(temp, value, sizeof(temp));
3519 else
3520 snprintf(temp, sizeof(temp), "%s/%s", ServerRoot, value);
3521
3522 if (access(temp, 0))
3523 {
3524 cupsdLogMessage(CUPSD_LOG_ERROR,
3525 "File or directory for \"%s %s\" on line %d "
3526 "does not exist!", line, value, linenum);
3527 break;
3528 }
3529
3530 case CUPSD_VARTYPE_STRING :
3531 cupsdSetString((char **)var->ptr, value);
3532 break;
3533 }
3534 }
3535 }
3536
3537 return (1);
3538 }
3539
3540
3541 /*
3542 * 'read_location()' - Read a <Location path> definition.
3543 */
3544
3545 static int /* O - New line number or 0 on error */
3546 read_location(cups_file_t *fp, /* I - Configuration file */
3547 char *location, /* I - Location name/path */
3548 int linenum) /* I - Current line number */
3549 {
3550 cupsd_location_t *loc, /* New location */
3551 *parent; /* Parent location */
3552 char line[HTTP_MAX_BUFFER],
3553 /* Line buffer */
3554 *value, /* Value for directive */
3555 *valptr; /* Pointer into value */
3556
3557
3558 if ((parent = cupsdAddLocation(location)) == NULL)
3559 return (0);
3560
3561 parent->limit = CUPSD_AUTH_LIMIT_ALL;
3562 loc = parent;
3563
3564 while (cupsFileGetConf(fp, line, sizeof(line), &value, &linenum))
3565 {
3566 /*
3567 * Decode the directive...
3568 */
3569
3570 if (!strcasecmp(line, "</Location>"))
3571 return (linenum);
3572 else if (!strcasecmp(line, "<Limit") ||
3573 !strcasecmp(line, "<LimitExcept"))
3574 {
3575 if (!value)
3576 {
3577 cupsdLogMessage(CUPSD_LOG_ERROR, "Syntax error on line %d.", linenum);
3578 if (FatalErrors & CUPSD_FATAL_CONFIG)
3579 return (0);
3580 else
3581 continue;
3582 }
3583
3584 if ((loc = cupsdCopyLocation(&parent)) == NULL)
3585 return (0);
3586
3587 loc->limit = 0;
3588 while (*value)
3589 {
3590 for (valptr = value; !isspace(*valptr & 255) && *valptr; valptr ++);
3591
3592 if (*valptr)
3593 *valptr++ = '\0';
3594
3595 if (!strcmp(value, "ALL"))
3596 loc->limit = CUPSD_AUTH_LIMIT_ALL;
3597 else if (!strcmp(value, "GET"))
3598 loc->limit |= CUPSD_AUTH_LIMIT_GET;
3599 else if (!strcmp(value, "HEAD"))
3600 loc->limit |= CUPSD_AUTH_LIMIT_HEAD;
3601 else if (!strcmp(value, "OPTIONS"))
3602 loc->limit |= CUPSD_AUTH_LIMIT_OPTIONS;
3603 else if (!strcmp(value, "POST"))
3604 loc->limit |= CUPSD_AUTH_LIMIT_POST;
3605 else if (!strcmp(value, "PUT"))
3606 loc->limit |= CUPSD_AUTH_LIMIT_PUT;
3607 else if (!strcmp(value, "TRACE"))
3608 loc->limit |= CUPSD_AUTH_LIMIT_TRACE;
3609 else
3610 cupsdLogMessage(CUPSD_LOG_WARN, "Unknown request type %s on line %d!",
3611 value, linenum);
3612
3613 for (value = valptr; isspace(*value & 255); value ++);
3614 }
3615
3616 if (!strcasecmp(line, "<LimitExcept"))
3617 loc->limit = CUPSD_AUTH_LIMIT_ALL ^ loc->limit;
3618
3619 parent->limit &= ~loc->limit;
3620 }
3621 else if (!strcasecmp(line, "</Limit>") ||
3622 !strcasecmp(line, "</LimitExcept>"))
3623 loc = parent;
3624 else if (!parse_aaa(loc, line, value, linenum))
3625 {
3626 cupsdLogMessage(CUPSD_LOG_ERROR,
3627 "Unknown Location directive %s on line %d.",
3628 line, linenum);
3629 if (FatalErrors & CUPSD_FATAL_CONFIG)
3630 return (0);
3631 }
3632 }
3633
3634 cupsdLogMessage(CUPSD_LOG_ERROR,
3635 "Unexpected end-of-file at line %d while reading location!",
3636 linenum);
3637
3638 return ((FatalErrors & CUPSD_FATAL_CONFIG) ? 0 : linenum);
3639 }
3640
3641
3642 /*
3643 * 'read_policy()' - Read a <Policy name> definition.
3644 */
3645
3646 static int /* O - New line number or 0 on error */
3647 read_policy(cups_file_t *fp, /* I - Configuration file */
3648 char *policy, /* I - Location name/path */
3649 int linenum) /* I - Current line number */
3650 {
3651 int i; /* Looping var */
3652 cupsd_policy_t *pol; /* Policy */
3653 cupsd_location_t *op; /* Policy operation */
3654 int num_ops; /* Number of IPP operations */
3655 ipp_op_t ops[100]; /* Operations */
3656 char line[HTTP_MAX_BUFFER],
3657 /* Line buffer */
3658 *value, /* Value for directive */
3659 *valptr; /* Pointer into value */
3660
3661
3662 /*
3663 * Create the policy...
3664 */
3665
3666 if ((pol = cupsdAddPolicy(policy)) == NULL)
3667 return (0);
3668
3669 /*
3670 * Read from the file...
3671 */
3672
3673 op = NULL;
3674 num_ops = 0;
3675
3676 while (cupsFileGetConf(fp, line, sizeof(line), &value, &linenum))
3677 {
3678 /*
3679 * Decode the directive...
3680 */
3681
3682 if (!strcasecmp(line, "</Policy>"))
3683 {
3684 if (op)
3685 cupsdLogMessage(CUPSD_LOG_WARN,
3686 "Missing </Limit> before </Policy> on line %d!",
3687 linenum);
3688
3689 /*
3690 * Verify that we have an explicit policy for CUPS-Get-Document
3691 * (ensures that upgrades do not introduce new security issues...)
3692 */
3693
3694 if ((op = cupsdFindPolicyOp(pol, CUPS_GET_DOCUMENT)) == NULL ||
3695 op->op == IPP_ANY_OPERATION)
3696 {
3697 if ((op = cupsdFindPolicyOp(pol, IPP_SEND_DOCUMENT)) != NULL &&
3698 op->op != IPP_ANY_OPERATION)
3699 {
3700 /*
3701 * Add a new limit for CUPS-Get-Document using the Send-Document
3702 * limit as a template...
3703 */
3704
3705 cupsdLogMessage(CUPSD_LOG_WARN,
3706 "No limit for CUPS-Get-Document defined in policy %s "
3707 "- using Send-Document's policy", pol->name);
3708
3709 cupsdAddPolicyOp(pol, op, CUPS_GET_DOCUMENT);
3710 }
3711 }
3712
3713 return (linenum);
3714 }
3715 else if (!strcasecmp(line, "<Limit") && !op)
3716 {
3717 if (!value)
3718 {
3719 cupsdLogMessage(CUPSD_LOG_ERROR, "Syntax error on line %d.", linenum);
3720 if (FatalErrors & CUPSD_FATAL_CONFIG)
3721 return (0);
3722 else
3723 continue;
3724 }
3725
3726 /*
3727 * Scan for IPP operation names...
3728 */
3729
3730 num_ops = 0;
3731
3732 while (*value)
3733 {
3734 for (valptr = value; !isspace(*valptr & 255) && *valptr; valptr ++);
3735
3736 if (*valptr)
3737 *valptr++ = '\0';
3738
3739 if (num_ops < (int)(sizeof(ops) / sizeof(ops[0])))
3740 {
3741 if (!strcasecmp(value, "All"))
3742 ops[num_ops] = IPP_ANY_OPERATION;
3743 else if ((ops[num_ops] = ippOpValue(value)) == IPP_BAD_OPERATION)
3744 cupsdLogMessage(CUPSD_LOG_ERROR,
3745 "Bad IPP operation name \"%s\" on line %d!",
3746 value, linenum);
3747 else
3748 num_ops ++;
3749 }
3750 else
3751 cupsdLogMessage(CUPSD_LOG_ERROR,
3752 "Too many operations listed on line %d!",
3753 linenum);
3754
3755 for (value = valptr; isspace(*value & 255); value ++);
3756 }
3757
3758 /*
3759 * If none are specified, apply the policy to all operations...
3760 */
3761
3762 if (num_ops == 0)
3763 {
3764 ops[0] = IPP_ANY_OPERATION;
3765 num_ops = 1;
3766 }
3767
3768 /*
3769 * Add a new policy for the first operation...
3770 */
3771
3772 op = cupsdAddPolicyOp(pol, NULL, ops[0]);
3773 }
3774 else if (!strcasecmp(line, "</Limit>") && op)
3775 {
3776 /*
3777 * Finish the current operation limit...
3778 */
3779
3780 if (num_ops > 1)
3781 {
3782 /*
3783 * Copy the policy to the other operations...
3784 */
3785
3786 for (i = 1; i < num_ops; i ++)
3787 cupsdAddPolicyOp(pol, op, ops[i]);
3788 }
3789
3790 op = NULL;
3791 }
3792 else if (!op)
3793 {
3794 cupsdLogMessage(CUPSD_LOG_ERROR,
3795 "Missing <Limit ops> directive before %s on line %d.",
3796 line, linenum);
3797 if (FatalErrors & CUPSD_FATAL_CONFIG)
3798 return (0);
3799 }
3800 else if (!parse_aaa(op, line, value, linenum))
3801 {
3802 if (op)
3803 cupsdLogMessage(CUPSD_LOG_ERROR,
3804 "Unknown Policy Limit directive %s on line %d.",
3805 line, linenum);
3806 else
3807 cupsdLogMessage(CUPSD_LOG_ERROR,
3808 "Unknown Policy directive %s on line %d.",
3809 line, linenum);
3810
3811 if (FatalErrors & CUPSD_FATAL_CONFIG)
3812 return (0);
3813 }
3814 }
3815
3816 cupsdLogMessage(CUPSD_LOG_ERROR,
3817 "Unexpected end-of-file at line %d while reading policy \"%s\"!",
3818 linenum, policy);
3819
3820 return ((FatalErrors & CUPSD_FATAL_CONFIG) ? 0 : linenum);
3821 }
3822
3823
3824 /*
3825 * End of "$Id: conf.c 7952 2008-09-17 00:56:20Z mike $".
3826 */
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