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[thirdparty/cups.git] / scheduler / conf.c
1 /*
2 * Configuration routines for the CUPS scheduler.
3 *
4 * Copyright 2007-2016 by Apple Inc.
5 * Copyright 1997-2007 by Easy Software Products, all rights reserved.
6 *
7 * These coded instructions, statements, and computer programs are the
8 * property of Apple Inc. and are protected by Federal copyright
9 * law. Distribution and use rights are outlined in the file "LICENSE.txt"
10 * which should have been included with this file. If this file is
11 * missing or damaged, see the license at "http://www.cups.org/".
12 */
13
14 /*
15 * Include necessary headers...
16 */
17
18 #include "cupsd.h"
19 #include <stdarg.h>
20 #include <grp.h>
21 #include <sys/utsname.h>
22 #ifdef HAVE_ASL_H
23 # include <asl.h>
24 #elif defined(HAVE_SYSTEMD_SD_JOURNAL_H)
25 # define SD_JOURNAL_SUPPRESS_LOCATION
26 # include <systemd/sd-journal.h>
27 #endif /* HAVE_ASL_H */
28 #include <syslog.h>
29
30 #ifdef HAVE_LIBPAPER
31 # include <paper.h>
32 #endif /* HAVE_LIBPAPER */
33
34
35 /*
36 * Possibly missing network definitions...
37 */
38
39 #ifndef INADDR_NONE
40 # define INADDR_NONE 0xffffffff
41 #endif /* !INADDR_NONE */
42
43
44 /*
45 * Configuration variable structure...
46 */
47
48 typedef enum
49 {
50 CUPSD_VARTYPE_INTEGER, /* Integer option */
51 CUPSD_VARTYPE_TIME, /* Time interval option */
52 CUPSD_VARTYPE_STRING, /* String option */
53 CUPSD_VARTYPE_BOOLEAN, /* Boolean option */
54 CUPSD_VARTYPE_PATHNAME, /* File/directory name option */
55 CUPSD_VARTYPE_PERM /* File/directory permissions */
56 } cupsd_vartype_t;
57
58 typedef struct
59 {
60 const char *name; /* Name of variable */
61 void *ptr; /* Pointer to variable */
62 cupsd_vartype_t type; /* Type (int, string, address) */
63 } cupsd_var_t;
64
65
66 /*
67 * Local globals...
68 */
69
70 static const cupsd_var_t cupsd_vars[] =
71 {
72 { "AutoPurgeJobs", &JobAutoPurge, CUPSD_VARTYPE_BOOLEAN },
73 #if defined(HAVE_DNSSD) || defined(HAVE_AVAHI)
74 { "BrowseDNSSDSubTypes", &DNSSDSubTypes, CUPSD_VARTYPE_STRING },
75 #endif /* HAVE_DNSSD || HAVE_AVAHI */
76 { "BrowseWebIF", &BrowseWebIF, CUPSD_VARTYPE_BOOLEAN },
77 { "Browsing", &Browsing, CUPSD_VARTYPE_BOOLEAN },
78 { "Classification", &Classification, CUPSD_VARTYPE_STRING },
79 { "ClassifyOverride", &ClassifyOverride, CUPSD_VARTYPE_BOOLEAN },
80 { "DefaultLanguage", &DefaultLanguage, CUPSD_VARTYPE_STRING },
81 { "DefaultLeaseDuration", &DefaultLeaseDuration, CUPSD_VARTYPE_TIME },
82 { "DefaultPaperSize", &DefaultPaperSize, CUPSD_VARTYPE_STRING },
83 { "DefaultPolicy", &DefaultPolicy, CUPSD_VARTYPE_STRING },
84 { "DefaultShared", &DefaultShared, CUPSD_VARTYPE_BOOLEAN },
85 { "DirtyCleanInterval", &DirtyCleanInterval, CUPSD_VARTYPE_TIME },
86 { "ErrorPolicy", &ErrorPolicy, CUPSD_VARTYPE_STRING },
87 { "FilterLimit", &FilterLimit, CUPSD_VARTYPE_INTEGER },
88 { "FilterNice", &FilterNice, CUPSD_VARTYPE_INTEGER },
89 #ifdef HAVE_GSSAPI
90 { "GSSServiceName", &GSSServiceName, CUPSD_VARTYPE_STRING },
91 #endif /* HAVE_GSSAPI */
92 #ifdef HAVE_ONDEMAND
93 { "IdleExitTimeout", &IdleExitTimeout, CUPSD_VARTYPE_TIME },
94 #endif /* HAVE_ONDEMAND */
95 { "JobKillDelay", &JobKillDelay, CUPSD_VARTYPE_TIME },
96 { "JobRetryLimit", &JobRetryLimit, CUPSD_VARTYPE_INTEGER },
97 { "JobRetryInterval", &JobRetryInterval, CUPSD_VARTYPE_TIME },
98 { "KeepAliveTimeout", &KeepAliveTimeout, CUPSD_VARTYPE_TIME },
99 { "KeepAlive", &KeepAlive, CUPSD_VARTYPE_BOOLEAN },
100 #ifdef HAVE_LAUNCHD
101 { "LaunchdTimeout", &IdleExitTimeout, CUPSD_VARTYPE_TIME },
102 #endif /* HAVE_LAUNCHD */
103 { "LimitRequestBody", &MaxRequestSize, CUPSD_VARTYPE_INTEGER },
104 { "ListenBackLog", &ListenBackLog, CUPSD_VARTYPE_INTEGER },
105 { "LogDebugHistory", &LogDebugHistory, CUPSD_VARTYPE_INTEGER },
106 { "MaxActiveJobs", &MaxActiveJobs, CUPSD_VARTYPE_INTEGER },
107 { "MaxClients", &MaxClients, CUPSD_VARTYPE_INTEGER },
108 { "MaxClientsPerHost", &MaxClientsPerHost, CUPSD_VARTYPE_INTEGER },
109 { "MaxCopies", &MaxCopies, CUPSD_VARTYPE_INTEGER },
110 { "MaxEvents", &MaxEvents, CUPSD_VARTYPE_INTEGER },
111 { "MaxHoldTime", &MaxHoldTime, CUPSD_VARTYPE_TIME },
112 { "MaxJobs", &MaxJobs, CUPSD_VARTYPE_INTEGER },
113 { "MaxJobsPerPrinter", &MaxJobsPerPrinter, CUPSD_VARTYPE_INTEGER },
114 { "MaxJobsPerUser", &MaxJobsPerUser, CUPSD_VARTYPE_INTEGER },
115 { "MaxJobTime", &MaxJobTime, CUPSD_VARTYPE_TIME },
116 { "MaxLeaseDuration", &MaxLeaseDuration, CUPSD_VARTYPE_TIME },
117 { "MaxLogSize", &MaxLogSize, CUPSD_VARTYPE_INTEGER },
118 { "MaxRequestSize", &MaxRequestSize, CUPSD_VARTYPE_INTEGER },
119 { "MaxSubscriptions", &MaxSubscriptions, CUPSD_VARTYPE_INTEGER },
120 { "MaxSubscriptionsPerJob", &MaxSubscriptionsPerJob, CUPSD_VARTYPE_INTEGER },
121 { "MaxSubscriptionsPerPrinter",&MaxSubscriptionsPerPrinter, CUPSD_VARTYPE_INTEGER },
122 { "MaxSubscriptionsPerUser", &MaxSubscriptionsPerUser, CUPSD_VARTYPE_INTEGER },
123 { "MultipleOperationTimeout", &MultipleOperationTimeout, CUPSD_VARTYPE_TIME },
124 { "PageLogFormat", &PageLogFormat, CUPSD_VARTYPE_STRING },
125 { "PreserveJobFiles", &JobFiles, CUPSD_VARTYPE_TIME },
126 { "PreserveJobHistory", &JobHistory, CUPSD_VARTYPE_TIME },
127 { "ReloadTimeout", &ReloadTimeout, CUPSD_VARTYPE_TIME },
128 { "RIPCache", &RIPCache, CUPSD_VARTYPE_STRING },
129 { "RootCertDuration", &RootCertDuration, CUPSD_VARTYPE_TIME },
130 { "ServerAdmin", &ServerAdmin, CUPSD_VARTYPE_STRING },
131 { "ServerName", &ServerName, CUPSD_VARTYPE_STRING },
132 { "StrictConformance", &StrictConformance, CUPSD_VARTYPE_BOOLEAN },
133 { "Timeout", &Timeout, CUPSD_VARTYPE_TIME },
134 { "WebInterface", &WebInterface, CUPSD_VARTYPE_BOOLEAN }
135 };
136 static const cupsd_var_t cupsfiles_vars[] =
137 {
138 { "AccessLog", &AccessLog, CUPSD_VARTYPE_STRING },
139 { "CacheDir", &CacheDir, CUPSD_VARTYPE_STRING },
140 { "ConfigFilePerm", &ConfigFilePerm, CUPSD_VARTYPE_PERM },
141 #ifdef HAVE_SSL
142 { "CreateSelfSignedCerts", &CreateSelfSignedCerts, CUPSD_VARTYPE_BOOLEAN },
143 #endif /* HAVE_SSL */
144 { "DataDir", &DataDir, CUPSD_VARTYPE_STRING },
145 { "DocumentRoot", &DocumentRoot, CUPSD_VARTYPE_STRING },
146 { "ErrorLog", &ErrorLog, CUPSD_VARTYPE_STRING },
147 { "FileDevice", &FileDevice, CUPSD_VARTYPE_BOOLEAN },
148 { "FontPath", &FontPath, CUPSD_VARTYPE_STRING },
149 { "LogFilePerm", &LogFilePerm, CUPSD_VARTYPE_PERM },
150 { "LPDConfigFile", &LPDConfigFile, CUPSD_VARTYPE_STRING },
151 { "PageLog", &PageLog, CUPSD_VARTYPE_STRING },
152 { "Printcap", &Printcap, CUPSD_VARTYPE_STRING },
153 { "RemoteRoot", &RemoteRoot, CUPSD_VARTYPE_STRING },
154 { "RequestRoot", &RequestRoot, CUPSD_VARTYPE_STRING },
155 { "ServerBin", &ServerBin, CUPSD_VARTYPE_PATHNAME },
156 #ifdef HAVE_SSL
157 { "ServerKeychain", &ServerKeychain, CUPSD_VARTYPE_PATHNAME },
158 #endif /* HAVE_SSL */
159 { "ServerRoot", &ServerRoot, CUPSD_VARTYPE_PATHNAME },
160 { "SMBConfigFile", &SMBConfigFile, CUPSD_VARTYPE_STRING },
161 { "StateDir", &StateDir, CUPSD_VARTYPE_STRING },
162 { "SyncOnClose", &SyncOnClose, CUPSD_VARTYPE_BOOLEAN },
163 #ifdef HAVE_AUTHORIZATION_H
164 { "SystemGroupAuthKey", &SystemGroupAuthKey, CUPSD_VARTYPE_STRING },
165 #endif /* HAVE_AUTHORIZATION_H */
166 { "TempDir", &TempDir, CUPSD_VARTYPE_PATHNAME }
167 };
168
169 static int default_auth_type = CUPSD_AUTH_AUTO;
170 /* Default AuthType, if not specified */
171
172 static const unsigned ones[4] =
173 {
174 0xffffffff, 0xffffffff, 0xffffffff, 0xffffffff
175 };
176 static const unsigned zeros[4] =
177 {
178 0x00000000, 0x00000000, 0x00000000, 0x00000000
179 };
180
181
182 /*
183 * Local functions...
184 */
185
186 static http_addrlist_t *get_address(const char *value, int defport);
187 static int get_addr_and_mask(const char *value, unsigned *ip,
188 unsigned *mask);
189 static void mime_error_cb(void *ctx, const char *message);
190 static int parse_aaa(cupsd_location_t *loc, char *line,
191 char *value, int linenum);
192 static int parse_fatal_errors(const char *s);
193 static int parse_groups(const char *s);
194 static int parse_protocols(const char *s);
195 static int parse_variable(const char *filename, int linenum,
196 const char *line, const char *value,
197 size_t num_vars,
198 const cupsd_var_t *vars);
199 static int read_cupsd_conf(cups_file_t *fp);
200 static int read_cups_files_conf(cups_file_t *fp);
201 static int read_location(cups_file_t *fp, char *name, int linenum);
202 static int read_policy(cups_file_t *fp, char *name, int linenum);
203 static void set_policy_defaults(cupsd_policy_t *pol);
204
205
206 /*
207 * 'cupsdAddAlias()' - Add a host alias.
208 */
209
210 void
211 cupsdAddAlias(cups_array_t *aliases, /* I - Array of aliases */
212 const char *name) /* I - Name to add */
213 {
214 cupsd_alias_t *a; /* New alias */
215 size_t namelen; /* Length of name */
216
217
218 namelen = strlen(name);
219
220 if ((a = (cupsd_alias_t *)malloc(sizeof(cupsd_alias_t) + namelen)) == NULL)
221 return;
222
223 a->namelen = namelen;
224 memcpy(a->name, name, namelen + 1); /* OK since a->name is allocated */
225
226 cupsArrayAdd(aliases, a);
227 }
228
229
230 /*
231 * 'cupsdCheckPermissions()' - Fix the mode and ownership of a file or directory.
232 */
233
234 int /* O - 0 on success, -1 on error, 1 on warning */
235 cupsdCheckPermissions(
236 const char *filename, /* I - File/directory name */
237 const char *suffix, /* I - Additional file/directory name */
238 mode_t mode, /* I - Permissions */
239 uid_t user, /* I - Owner */
240 gid_t group, /* I - Group */
241 int is_dir, /* I - 1 = directory, 0 = file */
242 int create_dir) /* I - 1 = create directory, -1 = create w/o logging, 0 = not */
243 {
244 int dir_created = 0; /* Did we create a directory? */
245 char pathname[1024]; /* File name with prefix */
246 struct stat fileinfo; /* Stat buffer */
247 int is_symlink; /* Is "filename" a symlink? */
248
249
250 /*
251 * Prepend the given root to the filename before testing it...
252 */
253
254 if (suffix)
255 {
256 snprintf(pathname, sizeof(pathname), "%s/%s", filename, suffix);
257 filename = pathname;
258 }
259
260 /*
261 * See if we can stat the file/directory...
262 */
263
264 if (lstat(filename, &fileinfo))
265 {
266 if (errno == ENOENT && create_dir)
267 {
268 if (create_dir > 0)
269 cupsdLogMessage(CUPSD_LOG_DEBUG, "Creating missing directory \"%s\"",
270 filename);
271
272 if (mkdir(filename, mode))
273 {
274 if (create_dir > 0)
275 cupsdLogMessage(CUPSD_LOG_ERROR,
276 "Unable to create directory \"%s\" - %s", filename,
277 strerror(errno));
278 else
279 #ifdef HAVE_SYSTEMD_SD_JOURNAL_H
280 sd_journal_print(LOG_ERR, "Unable to create directory \"%s\" - %s", filename, strerror(errno));
281 #else
282 syslog(LOG_ERR, "Unable to create directory \"%s\" - %s", filename, strerror(errno));
283 #endif /* HAVE_SYSTEMD_SD_JOURNAL_H */
284
285 return (-1);
286 }
287
288 dir_created = 1;
289 fileinfo.st_mode = mode | S_IFDIR;
290 }
291 else
292 return (create_dir ? -1 : 1);
293 }
294
295 if ((is_symlink = S_ISLNK(fileinfo.st_mode)) != 0)
296 {
297 if (stat(filename, &fileinfo))
298 {
299 cupsdLogMessage(CUPSD_LOG_ERROR, "\"%s\" is a bad symlink - %s",
300 filename, strerror(errno));
301 return (-1);
302 }
303 }
304
305 /*
306 * Make sure it's a regular file or a directory as needed...
307 */
308
309 if (!dir_created && !is_dir && !S_ISREG(fileinfo.st_mode))
310 {
311 cupsdLogMessage(CUPSD_LOG_ERROR, "\"%s\" is not a regular file.", filename);
312 return (-1);
313 }
314
315 if (!dir_created && is_dir && !S_ISDIR(fileinfo.st_mode))
316 {
317 if (create_dir >= 0)
318 cupsdLogMessage(CUPSD_LOG_ERROR, "\"%s\" is not a directory.", filename);
319 else
320 #ifdef HAVE_SYSTEMD_SD_JOURNAL_H
321 sd_journal_print(LOG_ERR, "\"%s\" is not a directory.", filename);
322 #else
323 syslog(LOG_ERR, "\"%s\" is not a directory.", filename);
324 #endif /* HAVE_SYSTEMD_SD_JOURNAL_H */
325
326 return (-1);
327 }
328
329 /*
330 * If the filename is a symlink, do not change permissions (STR #2937)...
331 */
332
333 if (is_symlink)
334 return (0);
335
336 /*
337 * Fix owner, group, and mode as needed...
338 */
339
340 if (dir_created || fileinfo.st_uid != user || fileinfo.st_gid != group)
341 {
342 if (create_dir >= 0)
343 cupsdLogMessage(CUPSD_LOG_DEBUG, "Repairing ownership of \"%s\"",
344 filename);
345
346 if (chown(filename, user, group) && !getuid())
347 {
348 if (create_dir >= 0)
349 cupsdLogMessage(CUPSD_LOG_ERROR,
350 "Unable to change ownership of \"%s\" - %s", filename,
351 strerror(errno));
352 else
353 #ifdef HAVE_SYSTEMD_SD_JOURNAL_H
354 sd_journal_print(LOG_ERR, "Unable to change ownership of \"%s\" - %s", filename, strerror(errno));
355 #else
356 syslog(LOG_ERR, "Unable to change ownership of \"%s\" - %s", filename, strerror(errno));
357 #endif /* HAVE_SYSTEMD_SD_JOURNAL_H */
358
359 return (1);
360 }
361 }
362
363 if (dir_created || (fileinfo.st_mode & 07777) != mode)
364 {
365 if (create_dir >= 0)
366 cupsdLogMessage(CUPSD_LOG_DEBUG, "Repairing access permissions of \"%s\"",
367 filename);
368
369 if (chmod(filename, mode))
370 {
371 if (create_dir >= 0)
372 cupsdLogMessage(CUPSD_LOG_ERROR,
373 "Unable to change permissions of \"%s\" - %s", filename,
374 strerror(errno));
375 else
376 #ifdef HAVE_SYSTEMD_SD_JOURNAL_H
377 sd_journal_print(LOG_ERR, "Unable to change permissions of \"%s\" - %s", filename, strerror(errno));
378 #else
379 syslog(LOG_ERR, "Unable to change permissions of \"%s\" - %s", filename, strerror(errno));
380 #endif /* HAVE_SYSTEMD_SD_JOURNAL_H */
381
382 return (1);
383 }
384 }
385
386 /*
387 * Everything is OK...
388 */
389
390 return (0);
391 }
392
393
394 /*
395 * 'cupsdDefaultAuthType()' - Get the default AuthType.
396 *
397 * When the default_auth_type is "auto", this function tries to get the GSS
398 * credentials for the server. If that succeeds we use Kerberos authentication,
399 * otherwise we do a fallback to Basic authentication against the local user
400 * accounts.
401 */
402
403 int /* O - Default AuthType value */
404 cupsdDefaultAuthType(void)
405 {
406 #ifdef HAVE_GSSAPI
407 OM_uint32 major_status, /* Major status code */
408 minor_status; /* Minor status code */
409 gss_name_t server_name; /* Server name */
410 gss_buffer_desc token = GSS_C_EMPTY_BUFFER;
411 /* Service name token */
412 char buf[1024]; /* Service name buffer */
413 #endif /* HAVE_GSSAPI */
414
415
416 /*
417 * If we have already determined the correct default AuthType, use it...
418 */
419
420 if (default_auth_type != CUPSD_AUTH_AUTO)
421 return (default_auth_type);
422
423 #ifdef HAVE_GSSAPI
424 # ifdef __APPLE__
425 /*
426 * If the weak-linked GSSAPI/Kerberos library is not present, don't try
427 * to use it...
428 */
429
430 if (&gss_init_sec_context == NULL)
431 return (default_auth_type = CUPSD_AUTH_BASIC);
432 # endif /* __APPLE__ */
433
434 /*
435 * Try to obtain the server's GSS credentials (GSSServiceName@servername). If
436 * that fails we must use Basic...
437 */
438
439 snprintf(buf, sizeof(buf), "%s@%s", GSSServiceName, ServerName);
440
441 token.value = buf;
442 token.length = strlen(buf);
443 server_name = GSS_C_NO_NAME;
444 major_status = gss_import_name(&minor_status, &token,
445 GSS_C_NT_HOSTBASED_SERVICE,
446 &server_name);
447
448 memset(&token, 0, sizeof(token));
449
450 if (GSS_ERROR(major_status))
451 {
452 cupsdLogGSSMessage(CUPSD_LOG_DEBUG, major_status, minor_status,
453 "cupsdDefaultAuthType: gss_import_name(%s) failed", buf);
454 return (default_auth_type = CUPSD_AUTH_BASIC);
455 }
456
457 major_status = gss_display_name(&minor_status, server_name, &token, NULL);
458
459 if (GSS_ERROR(major_status))
460 {
461 cupsdLogGSSMessage(CUPSD_LOG_DEBUG, major_status, minor_status,
462 "cupsdDefaultAuthType: gss_display_name(%s) failed",
463 buf);
464 return (default_auth_type = CUPSD_AUTH_BASIC);
465 }
466
467 cupsdLogMessage(CUPSD_LOG_DEBUG,
468 "cupsdDefaultAuthType: Attempting to acquire Kerberos "
469 "credentials for %s...", (char *)token.value);
470
471 ServerCreds = GSS_C_NO_CREDENTIAL;
472 major_status = gss_acquire_cred(&minor_status, server_name, GSS_C_INDEFINITE,
473 GSS_C_NO_OID_SET, GSS_C_ACCEPT,
474 &ServerCreds, NULL, NULL);
475 if (GSS_ERROR(major_status))
476 {
477 cupsdLogGSSMessage(CUPSD_LOG_DEBUG, major_status, minor_status,
478 "cupsdDefaultAuthType: gss_acquire_cred(%s) failed",
479 (char *)token.value);
480 gss_release_name(&minor_status, &server_name);
481 gss_release_buffer(&minor_status, &token);
482 return (default_auth_type = CUPSD_AUTH_BASIC);
483 }
484
485 cupsdLogMessage(CUPSD_LOG_DEBUG,
486 "cupsdDefaultAuthType: Kerberos credentials acquired "
487 "successfully for %s.", (char *)token.value);
488
489 gss_release_name(&minor_status, &server_name);
490 gss_release_buffer(&minor_status, &token);
491
492 HaveServerCreds = 1;
493
494 return (default_auth_type = CUPSD_AUTH_NEGOTIATE);
495
496 #else
497 /*
498 * No Kerberos support compiled in so just use Basic all the time...
499 */
500
501 return (default_auth_type = CUPSD_AUTH_BASIC);
502 #endif /* HAVE_GSSAPI */
503 }
504
505
506 /*
507 * 'cupsdFreeAliases()' - Free all of the alias entries.
508 */
509
510 void
511 cupsdFreeAliases(cups_array_t *aliases) /* I - Array of aliases */
512 {
513 cupsd_alias_t *a; /* Current alias */
514
515
516 for (a = (cupsd_alias_t *)cupsArrayFirst(aliases);
517 a;
518 a = (cupsd_alias_t *)cupsArrayNext(aliases))
519 free(a);
520
521 cupsArrayDelete(aliases);
522 }
523
524
525 /*
526 * 'cupsdReadConfiguration()' - Read the cupsd.conf file.
527 */
528
529 int /* O - 1 on success, 0 otherwise */
530 cupsdReadConfiguration(void)
531 {
532 int i; /* Looping var */
533 cups_file_t *fp; /* Configuration file */
534 int status; /* Return status */
535 char temp[1024], /* Temporary buffer */
536 mimedir[1024], /* MIME directory */
537 *slash; /* Directory separator */
538 cups_lang_t *language; /* Language */
539 struct passwd *user; /* Default user */
540 struct group *group; /* Default group */
541 char *old_serverroot, /* Old ServerRoot */
542 *old_requestroot; /* Old RequestRoot */
543 int old_remote_port; /* Old RemotePort */
544 const char *tmpdir; /* TMPDIR environment variable */
545 struct stat tmpinfo; /* Temporary directory info */
546 cupsd_policy_t *p; /* Policy */
547
548
549 /*
550 * Save the old root paths...
551 */
552
553 old_serverroot = NULL;
554 cupsdSetString(&old_serverroot, ServerRoot);
555 old_requestroot = NULL;
556 cupsdSetString(&old_requestroot, RequestRoot);
557
558 /*
559 * Reset the server configuration data...
560 */
561
562 cupsdDeleteAllLocations();
563
564 cupsdDeleteAllListeners();
565
566 old_remote_port = RemotePort;
567 RemotePort = 0;
568
569 /*
570 * String options...
571 */
572
573 cupsdFreeAliases(ServerAlias);
574 ServerAlias = NULL;
575
576 cupsdClearString(&ServerName);
577 cupsdClearString(&ServerAdmin);
578 cupsdSetString(&ServerBin, CUPS_SERVERBIN);
579 cupsdSetString(&RequestRoot, CUPS_REQUESTS);
580 cupsdSetString(&CacheDir, CUPS_CACHEDIR);
581 cupsdSetString(&DataDir, CUPS_DATADIR);
582 cupsdSetString(&DocumentRoot, CUPS_DOCROOT);
583 cupsdSetString(&AccessLog, CUPS_LOGDIR "/access_log");
584 cupsdClearString(&ErrorLog);
585 cupsdSetString(&PageLog, CUPS_LOGDIR "/page_log");
586 cupsdSetString(&PageLogFormat,
587 "%p %u %j %T %P %C %{job-billing} "
588 "%{job-originating-host-name} %{job-name} %{media} %{sides}");
589 cupsdSetString(&Printcap, CUPS_DEFAULT_PRINTCAP);
590 cupsdSetString(&FontPath, CUPS_FONTPATH);
591 cupsdSetString(&RemoteRoot, "remroot");
592 cupsdSetStringf(&ServerHeader, "CUPS/%d.%d IPP/2.1", CUPS_VERSION_MAJOR,
593 CUPS_VERSION_MINOR);
594 cupsdSetString(&StateDir, CUPS_STATEDIR);
595
596 if (!strcmp(CUPS_DEFAULT_PRINTCAP, "/etc/printers.conf"))
597 PrintcapFormat = PRINTCAP_SOLARIS;
598 else if (!strcmp(CUPS_DEFAULT_PRINTCAP,
599 "/Library/Preferences/org.cups.printers.plist"))
600 PrintcapFormat = PRINTCAP_PLIST;
601 else
602 PrintcapFormat = PRINTCAP_BSD;
603
604 strlcpy(temp, ConfigurationFile, sizeof(temp));
605 if ((slash = strrchr(temp, '/')) != NULL)
606 *slash = '\0';
607
608 cupsdSetString(&ServerRoot, temp);
609
610 cupsdClearString(&Classification);
611 ClassifyOverride = 0;
612
613 #ifdef HAVE_SSL
614 # ifdef HAVE_GNUTLS
615 cupsdSetString(&ServerKeychain, "ssl");
616 # else
617 cupsdSetString(&ServerKeychain, "/Library/Keychains/System.keychain");
618 # endif /* HAVE_GNUTLS */
619
620 _httpTLSSetOptions(0);
621 #endif /* HAVE_SSL */
622
623 language = cupsLangDefault();
624
625 if (!strcmp(language->language, "C") || !strcmp(language->language, "POSIX"))
626 cupsdSetString(&DefaultLanguage, "en");
627 else
628 cupsdSetString(&DefaultLanguage, language->language);
629
630 cupsdClearString(&DefaultPaperSize);
631
632 cupsdSetString(&RIPCache, "128m");
633
634 cupsdSetString(&TempDir, NULL);
635
636 #ifdef HAVE_GSSAPI
637 cupsdSetString(&GSSServiceName, CUPS_DEFAULT_GSSSERVICENAME);
638
639 if (HaveServerCreds)
640 {
641 OM_uint32 minor_status; /* Minor status code */
642
643 gss_release_cred(&minor_status, &ServerCreds);
644
645 HaveServerCreds = 0;
646 }
647
648 ServerCreds = GSS_C_NO_CREDENTIAL;
649 #endif /* HAVE_GSSAPI */
650
651 /*
652 * Find the default user...
653 */
654
655 if ((user = getpwnam(CUPS_DEFAULT_USER)) != NULL)
656 User = user->pw_uid;
657 else
658 {
659 /*
660 * Use the (historical) NFS nobody user ID (-2 as a 16-bit twos-
661 * complement number...)
662 */
663
664 User = 65534;
665 }
666
667 endpwent();
668
669 /*
670 * Find the default group...
671 */
672
673 group = getgrnam(CUPS_DEFAULT_GROUP);
674 endgrent();
675
676 if (group)
677 Group = group->gr_gid;
678 else
679 {
680 /*
681 * Fallback to group "nobody"...
682 */
683
684 group = getgrnam("nobody");
685 endgrent();
686
687 if (group)
688 Group = group->gr_gid;
689 else
690 {
691 /*
692 * Use the (historical) NFS nobody group ID (-2 as a 16-bit twos-
693 * complement number...)
694 */
695
696 Group = 65534;
697 }
698 }
699
700 /*
701 * Numeric options...
702 */
703
704 AccessLogLevel = CUPSD_ACCESSLOG_ACTIONS;
705 ConfigFilePerm = CUPS_DEFAULT_CONFIG_FILE_PERM;
706 FatalErrors = parse_fatal_errors(CUPS_DEFAULT_FATAL_ERRORS);
707 default_auth_type = CUPSD_AUTH_BASIC;
708 #ifdef HAVE_SSL
709 CreateSelfSignedCerts = TRUE;
710 DefaultEncryption = HTTP_ENCRYPT_REQUIRED;
711 #endif /* HAVE_SSL */
712 DirtyCleanInterval = DEFAULT_KEEPALIVE;
713 JobKillDelay = DEFAULT_TIMEOUT;
714 JobRetryLimit = 5;
715 JobRetryInterval = 300;
716 FileDevice = FALSE;
717 FilterLevel = 0;
718 FilterLimit = 0;
719 FilterNice = 0;
720 HostNameLookups = FALSE;
721 KeepAlive = TRUE;
722 KeepAliveTimeout = DEFAULT_KEEPALIVE;
723 ListenBackLog = SOMAXCONN;
724 LogDebugHistory = 200;
725 LogFilePerm = CUPS_DEFAULT_LOG_FILE_PERM;
726 LogLevel = CUPSD_LOG_WARN;
727 LogTimeFormat = CUPSD_TIME_STANDARD;
728 MaxClients = 100;
729 MaxClientsPerHost = 0;
730 MaxLogSize = 1024 * 1024;
731 MaxRequestSize = 0;
732 MultipleOperationTimeout = DEFAULT_TIMEOUT;
733 NumSystemGroups = 0;
734 ReloadTimeout = DEFAULT_KEEPALIVE;
735 RootCertDuration = 300;
736 Sandboxing = CUPSD_SANDBOXING_STRICT;
737 StrictConformance = FALSE;
738 SyncOnClose = FALSE;
739 Timeout = DEFAULT_TIMEOUT;
740 WebInterface = CUPS_DEFAULT_WEBIF;
741
742 BrowseLocalProtocols = parse_protocols(CUPS_DEFAULT_BROWSE_LOCAL_PROTOCOLS);
743 BrowseWebIF = FALSE;
744 Browsing = CUPS_DEFAULT_BROWSING;
745 DefaultShared = CUPS_DEFAULT_DEFAULT_SHARED;
746
747 #if defined(HAVE_DNSSD) || defined(HAVE_AVAHI)
748 cupsdSetString(&DNSSDSubTypes, "_cups,_print");
749 #endif /* HAVE_DNSSD || HAVE_AVAHI */
750
751 cupsdSetString(&LPDConfigFile, CUPS_DEFAULT_LPD_CONFIG_FILE);
752 cupsdSetString(&SMBConfigFile, CUPS_DEFAULT_SMB_CONFIG_FILE);
753
754 cupsdSetString(&ErrorPolicy, "stop-printer");
755
756 JobHistory = DEFAULT_HISTORY;
757 JobFiles = DEFAULT_FILES;
758 JobAutoPurge = 0;
759 MaxHoldTime = 0;
760 MaxJobs = 500;
761 MaxActiveJobs = 0;
762 MaxJobsPerUser = 0;
763 MaxJobsPerPrinter = 0;
764 MaxJobTime = 3 * 60 * 60; /* 3 hours */
765 MaxCopies = CUPS_DEFAULT_MAX_COPIES;
766
767 cupsdDeleteAllPolicies();
768 cupsdClearString(&DefaultPolicy);
769
770 #ifdef HAVE_AUTHORIZATION_H
771 cupsdSetString(&SystemGroupAuthKey, CUPS_DEFAULT_SYSTEM_AUTHKEY);
772 #endif /* HAVE_AUTHORIZATION_H */
773
774 MaxSubscriptions = 100;
775 MaxSubscriptionsPerJob = 0;
776 MaxSubscriptionsPerPrinter = 0;
777 MaxSubscriptionsPerUser = 0;
778 DefaultLeaseDuration = 86400;
779 MaxLeaseDuration = 0;
780
781 #ifdef HAVE_ONDEMAND
782 IdleExitTimeout = 60;
783 #endif /* HAVE_ONDEMAND */
784
785 /*
786 * Setup environment variables...
787 */
788
789 cupsdInitEnv();
790
791 /*
792 * Read the cups-files.conf file...
793 */
794
795 if ((fp = cupsFileOpen(CupsFilesFile, "r")) != NULL)
796 {
797 status = read_cups_files_conf(fp);
798
799 cupsFileClose(fp);
800
801 if (!status)
802 {
803 if (TestConfigFile)
804 printf("\"%s\" contains errors.\n", CupsFilesFile);
805 else
806 #ifdef HAVE_SYSTEMD_SD_JOURNAL_H
807 sd_journal_print(LOG_ERR, "Unable to read \"%s\" due to errors.", CupsFilesFile);
808 #else
809 syslog(LOG_LPR, "Unable to read \"%s\" due to errors.", CupsFilesFile);
810 #endif /* HAVE_SYSTEMD_SD_JOURNAL_H */
811
812 return (0);
813 }
814 }
815 else if (errno == ENOENT)
816 cupsdLogMessage(CUPSD_LOG_INFO, "No %s, using defaults.", CupsFilesFile);
817 else
818 {
819 #ifdef HAVE_SYSTEMD_SD_JOURNAL_H
820 sd_journal_print(LOG_ERR, "Unable to open \"%s\" - %s", CupsFilesFile, strerror(errno));
821 #else
822 syslog(LOG_LPR, "Unable to open \"%s\" - %s", CupsFilesFile, strerror(errno));
823 #endif /* HAVE_SYSTEMD_SD_JOURNAL_H */
824
825 return (0);
826 }
827
828 if (!ErrorLog)
829 cupsdSetString(&ErrorLog, CUPS_LOGDIR "/error_log");
830
831 /*
832 * Read the cupsd.conf file...
833 */
834
835 if ((fp = cupsFileOpen(ConfigurationFile, "r")) == NULL)
836 {
837 #ifdef HAVE_SYSTEMD_SD_JOURNAL_H
838 sd_journal_print(LOG_ERR, "Unable to open \"%s\" - %s", ConfigurationFile, strerror(errno));
839 #else
840 syslog(LOG_LPR, "Unable to open \"%s\" - %s", ConfigurationFile, strerror(errno));
841 #endif /* HAVE_SYSTEMD_SD_JOURNAL_H */
842
843 return (0);
844 }
845
846 status = read_cupsd_conf(fp);
847
848 cupsFileClose(fp);
849
850 if (!status)
851 {
852 if (TestConfigFile)
853 printf("\"%s\" contains errors.\n", ConfigurationFile);
854 else
855 #ifdef HAVE_SYSTEMD_SD_JOURNAL_H
856 sd_journal_print(LOG_ERR, "Unable to read \"%s\" due to errors.", ConfigurationFile);
857 #else
858 syslog(LOG_LPR, "Unable to read \"%s\" due to errors.", ConfigurationFile);
859 #endif /* HAVE_SYSTEMD_SD_JOURNAL_H */
860
861 return (0);
862 }
863
864 RunUser = getuid();
865
866 cupsdLogMessage(CUPSD_LOG_INFO, "Remote access is %s.",
867 RemotePort ? "enabled" : "disabled");
868
869 if (!RemotePort)
870 BrowseLocalProtocols = 0; /* Disable sharing - no remote access */
871
872 /*
873 * See if the ServerName is an IP address...
874 */
875
876 if (ServerName)
877 {
878 if (!ServerAlias)
879 ServerAlias = cupsArrayNew(NULL, NULL);
880
881 cupsdLogMessage(CUPSD_LOG_DEBUG, "Added auto ServerAlias %s", ServerName);
882 }
883 else
884 {
885 if (gethostname(temp, sizeof(temp)))
886 {
887 cupsdLogMessage(CUPSD_LOG_ERROR, "Unable to get hostname: %s",
888 strerror(errno));
889 strlcpy(temp, "localhost", sizeof(temp));
890 }
891
892 cupsdSetString(&ServerName, temp);
893
894 if (!ServerAlias)
895 ServerAlias = cupsArrayNew(NULL, NULL);
896
897 cupsdAddAlias(ServerAlias, temp);
898 cupsdLogMessage(CUPSD_LOG_DEBUG, "Added auto ServerAlias %s", temp);
899
900 if (HostNameLookups || RemotePort)
901 {
902 struct hostent *host; /* Host entry to get FQDN */
903
904 if ((host = gethostbyname(temp)) != NULL)
905 {
906 if (_cups_strcasecmp(temp, host->h_name))
907 {
908 cupsdSetString(&ServerName, host->h_name);
909 cupsdAddAlias(ServerAlias, host->h_name);
910 cupsdLogMessage(CUPSD_LOG_DEBUG, "Added auto ServerAlias %s",
911 host->h_name);
912 }
913
914 if (host->h_aliases)
915 {
916 for (i = 0; host->h_aliases[i]; i ++)
917 if (_cups_strcasecmp(temp, host->h_aliases[i]))
918 {
919 cupsdAddAlias(ServerAlias, host->h_aliases[i]);
920 cupsdLogMessage(CUPSD_LOG_DEBUG, "Added auto ServerAlias %s",
921 host->h_aliases[i]);
922 }
923 }
924 }
925 }
926
927 /*
928 * Make sure we have the base hostname added as an alias, too!
929 */
930
931 if ((slash = strchr(temp, '.')) != NULL)
932 {
933 *slash = '\0';
934 cupsdAddAlias(ServerAlias, temp);
935 cupsdLogMessage(CUPSD_LOG_DEBUG, "Added auto ServerAlias %s", temp);
936 }
937 }
938
939 for (slash = ServerName; isdigit(*slash & 255) || *slash == '.'; slash ++);
940
941 ServerNameIsIP = !*slash;
942
943 /*
944 * Make sure ServerAdmin is initialized...
945 */
946
947 if (!ServerAdmin)
948 cupsdSetStringf(&ServerAdmin, "root@%s", ServerName);
949
950 /*
951 * Use the default system group if none was supplied in cupsd.conf...
952 */
953
954 if (NumSystemGroups == 0)
955 {
956 if (!parse_groups(CUPS_DEFAULT_SYSTEM_GROUPS))
957 {
958 /*
959 * Find the group associated with GID 0...
960 */
961
962 group = getgrgid(0);
963 endgrent();
964
965 if (group != NULL)
966 cupsdSetString(&SystemGroups[0], group->gr_name);
967 else
968 cupsdSetString(&SystemGroups[0], "unknown");
969
970 SystemGroupIDs[0] = 0;
971 NumSystemGroups = 1;
972 }
973 }
974
975 /*
976 * Make sure ConfigFilePerm and LogFilePerm have sane values...
977 */
978
979 ConfigFilePerm &= 0664;
980 LogFilePerm &= 0664;
981
982 /*
983 * Open the system log for cupsd if necessary...
984 */
985
986 if (!LogStderr)
987 {
988 if (!strcmp(AccessLog, "stderr"))
989 cupsdSetString(&AccessLog, "syslog");
990
991 if (!strcmp(ErrorLog, "stderr"))
992 cupsdSetString(&ErrorLog, "syslog");
993
994 if (!strcmp(PageLog, "stderr"))
995 cupsdSetString(&PageLog, "syslog");
996 }
997
998 #if defined(HAVE_VSYSLOG) && !defined(HAVE_ASL_H) && !defined(HAVE_SYSTEMD_SD_JOURNAL_H)
999 if (!strcmp(AccessLog, "syslog") ||
1000 !strcmp(ErrorLog, "syslog") ||
1001 !strcmp(PageLog, "syslog"))
1002 openlog("cupsd", LOG_PID | LOG_NOWAIT | LOG_NDELAY, LOG_LPR);
1003 #endif /* HAVE_VSYSLOG && !HAVE_ASL_H && !HAVE_SYSTEMD_SD_JOURNAL_H */
1004
1005 /*
1006 * Log the configuration file that was used...
1007 */
1008
1009 cupsdLogMessage(CUPSD_LOG_INFO, "Loaded configuration file \"%s\"",
1010 ConfigurationFile);
1011
1012 /*
1013 * Validate the Group and SystemGroup settings - they cannot be the same,
1014 * otherwise the CGI programs will be able to authenticate as root without
1015 * a password!
1016 */
1017
1018 if (!RunUser)
1019 {
1020 for (i = 0; i < NumSystemGroups; i ++)
1021 if (Group == SystemGroupIDs[i])
1022 break;
1023
1024 if (i < NumSystemGroups)
1025 {
1026 /*
1027 * Log the error and reset the group to a safe value...
1028 */
1029
1030 cupsdLogMessage(CUPSD_LOG_ERROR,
1031 "Group and SystemGroup cannot use the same groups.");
1032 if (FatalErrors & (CUPSD_FATAL_CONFIG | CUPSD_FATAL_PERMISSIONS))
1033 return (0);
1034
1035 cupsdLogMessage(CUPSD_LOG_INFO, "Resetting Group to \"nobody\"...");
1036
1037 group = getgrnam("nobody");
1038 endgrent();
1039
1040 if (group != NULL)
1041 Group = group->gr_gid;
1042 else
1043 {
1044 /*
1045 * Use the (historical) NFS nobody group ID (-2 as a 16-bit twos-
1046 * complement number...)
1047 */
1048
1049 Group = 65534;
1050 }
1051 }
1052 }
1053
1054 /*
1055 * Check that we have at least one listen/port line; if not, report this
1056 * as an error and exit!
1057 */
1058
1059 if (cupsArrayCount(Listeners) == 0)
1060 {
1061 /*
1062 * No listeners!
1063 */
1064
1065 cupsdLogMessage(CUPSD_LOG_EMERG,
1066 "No valid Listen or Port lines were found in the "
1067 "configuration file.");
1068
1069 /*
1070 * Commit suicide...
1071 */
1072
1073 cupsdEndProcess(getpid(), 0);
1074 }
1075
1076 /*
1077 * Set the default locale using the language and charset...
1078 */
1079
1080 cupsdSetStringf(&DefaultLocale, "%s.UTF-8", DefaultLanguage);
1081
1082 /*
1083 * Update all relative filenames to include the full path from ServerRoot...
1084 */
1085
1086 if (DocumentRoot[0] != '/')
1087 cupsdSetStringf(&DocumentRoot, "%s/%s", ServerRoot, DocumentRoot);
1088
1089 if (RequestRoot[0] != '/')
1090 cupsdSetStringf(&RequestRoot, "%s/%s", ServerRoot, RequestRoot);
1091
1092 if (ServerBin[0] != '/')
1093 cupsdSetStringf(&ServerBin, "%s/%s", ServerRoot, ServerBin);
1094
1095 if (StateDir[0] != '/')
1096 cupsdSetStringf(&StateDir, "%s/%s", ServerRoot, StateDir);
1097
1098 if (CacheDir[0] != '/')
1099 cupsdSetStringf(&CacheDir, "%s/%s", ServerRoot, CacheDir);
1100
1101 #ifdef HAVE_SSL
1102 if (!_cups_strcasecmp(ServerKeychain, "internal"))
1103 cupsdClearString(&ServerKeychain);
1104 else if (ServerKeychain[0] != '/')
1105 cupsdSetStringf(&ServerKeychain, "%s/%s", ServerRoot, ServerKeychain);
1106
1107 cupsdLogMessage(CUPSD_LOG_DEBUG, "Using keychain \"%s\" for server name \"%s\".", ServerKeychain ? ServerKeychain : "internal", ServerName);
1108 if (!CreateSelfSignedCerts)
1109 cupsdLogMessage(CUPSD_LOG_DEBUG, "Self-signed TLS certificate generation is disabled.");
1110 cupsSetServerCredentials(ServerKeychain, ServerName, CreateSelfSignedCerts);
1111 #endif /* HAVE_SSL */
1112
1113 /*
1114 * Make sure that directories and config files are owned and
1115 * writable by the user and group in the cupsd.conf file...
1116 */
1117
1118 snprintf(temp, sizeof(temp), "%s/rss", CacheDir);
1119
1120 if ((cupsdCheckPermissions(RequestRoot, NULL, 0710, RunUser,
1121 Group, 1, 1) < 0 ||
1122 cupsdCheckPermissions(CacheDir, NULL, 0770, RunUser,
1123 Group, 1, 1) < 0 ||
1124 cupsdCheckPermissions(temp, NULL, 0775, RunUser,
1125 Group, 1, 1) < 0 ||
1126 cupsdCheckPermissions(StateDir, NULL, 0755, RunUser,
1127 Group, 1, 1) < 0 ||
1128 cupsdCheckPermissions(StateDir, "certs", RunUser ? 0711 : 0511, User,
1129 SystemGroupIDs[0], 1, 1) < 0 ||
1130 cupsdCheckPermissions(ServerRoot, NULL, 0755, RunUser,
1131 Group, 1, 0) < 0 ||
1132 cupsdCheckPermissions(ServerRoot, "ppd", 0755, RunUser,
1133 Group, 1, 1) < 0 ||
1134 cupsdCheckPermissions(ServerRoot, "ssl", 0700, RunUser,
1135 Group, 1, 0) < 0 ||
1136 cupsdCheckPermissions(ConfigurationFile, NULL, ConfigFilePerm, RunUser,
1137 Group, 0, 0) < 0 ||
1138 cupsdCheckPermissions(CupsFilesFile, NULL, ConfigFilePerm, RunUser,
1139 Group, 0, 0) < 0 ||
1140 cupsdCheckPermissions(ServerRoot, "classes.conf", 0600, RunUser,
1141 Group, 0, 0) < 0 ||
1142 cupsdCheckPermissions(ServerRoot, "printers.conf", 0600, RunUser,
1143 Group, 0, 0) < 0 ||
1144 cupsdCheckPermissions(ServerRoot, "passwd.md5", 0600, User,
1145 Group, 0, 0) < 0) &&
1146 (FatalErrors & CUPSD_FATAL_PERMISSIONS))
1147 return (0);
1148
1149 /*
1150 * Update TempDir to the default if it hasn't been set already...
1151 */
1152
1153 #ifdef __APPLE__
1154 if (TempDir && !RunUser &&
1155 (!strncmp(TempDir, "/private/tmp", 12) || !strncmp(TempDir, "/tmp", 4)))
1156 {
1157 cupsdLogMessage(CUPSD_LOG_ERROR, "Cannot use %s for TempDir.", TempDir);
1158 cupsdClearString(&TempDir);
1159 }
1160 #endif /* __APPLE__ */
1161
1162 if (!TempDir)
1163 {
1164 #ifdef __APPLE__
1165 if ((tmpdir = getenv("TMPDIR")) != NULL &&
1166 strncmp(tmpdir, "/private/tmp", 12) && strncmp(tmpdir, "/tmp", 4))
1167 #else
1168 if ((tmpdir = getenv("TMPDIR")) != NULL)
1169 #endif /* __APPLE__ */
1170 {
1171 /*
1172 * TMPDIR is defined, see if it is OK for us to use...
1173 */
1174
1175 if (stat(tmpdir, &tmpinfo))
1176 cupsdLogMessage(CUPSD_LOG_ERROR, "Unable to access TMPDIR (%s): %s",
1177 tmpdir, strerror(errno));
1178 else if (!S_ISDIR(tmpinfo.st_mode))
1179 cupsdLogMessage(CUPSD_LOG_ERROR, "TMPDIR (%s) is not a directory.",
1180 tmpdir);
1181 else if ((tmpinfo.st_uid != User || !(tmpinfo.st_mode & S_IWUSR)) &&
1182 (tmpinfo.st_gid != Group || !(tmpinfo.st_mode & S_IWGRP)) &&
1183 !(tmpinfo.st_mode & S_IWOTH))
1184 cupsdLogMessage(CUPSD_LOG_ERROR,
1185 "TMPDIR (%s) has the wrong permissions.", tmpdir);
1186 else
1187 cupsdSetString(&TempDir, tmpdir);
1188 }
1189 }
1190
1191 if (!TempDir)
1192 {
1193 cupsdLogMessage(CUPSD_LOG_INFO, "Using default TempDir of %s/tmp...",
1194 RequestRoot);
1195 cupsdSetStringf(&TempDir, "%s/tmp", RequestRoot);
1196 }
1197
1198 setenv("TMPDIR", TempDir, 1);
1199
1200 /*
1201 * Make sure the temporary directory has the right permissions...
1202 */
1203
1204 if (!strncmp(TempDir, RequestRoot, strlen(RequestRoot)) ||
1205 access(TempDir, 0))
1206 {
1207 /*
1208 * Update ownership and permissions if the CUPS temp directory
1209 * is under the spool directory or does not exist...
1210 */
1211
1212 if (cupsdCheckPermissions(TempDir, NULL, 01770, RunUser, Group, 1, 1) < 0 &&
1213 (FatalErrors & CUPSD_FATAL_PERMISSIONS))
1214 return (0);
1215 }
1216
1217 /*
1218 * Update environment variables...
1219 */
1220
1221 cupsdUpdateEnv();
1222
1223 /*
1224 * Validate the default error policy...
1225 */
1226
1227 if (strcmp(ErrorPolicy, "retry-current-job") &&
1228 strcmp(ErrorPolicy, "abort-job") &&
1229 strcmp(ErrorPolicy, "retry-job") &&
1230 strcmp(ErrorPolicy, "stop-printer"))
1231 {
1232 cupsdLogMessage(CUPSD_LOG_ALERT, "Invalid ErrorPolicy \"%s\", resetting to \"stop-printer\".", ErrorPolicy);
1233 cupsdSetString(&ErrorPolicy, "stop-printer");
1234 }
1235
1236 /*
1237 * Update default paper size setting as needed...
1238 */
1239
1240 if (!DefaultPaperSize)
1241 {
1242 #ifdef HAVE_LIBPAPER
1243 char *paper_result; /* Paper size name from libpaper */
1244
1245 if ((paper_result = systempapername()) != NULL)
1246 cupsdSetString(&DefaultPaperSize, paper_result);
1247 else
1248 #endif /* HAVE_LIBPAPER */
1249 if (!DefaultLanguage ||
1250 !_cups_strcasecmp(DefaultLanguage, "C") ||
1251 !_cups_strcasecmp(DefaultLanguage, "POSIX") ||
1252 !_cups_strcasecmp(DefaultLanguage, "en") ||
1253 !_cups_strncasecmp(DefaultLanguage, "en.", 3) ||
1254 !_cups_strncasecmp(DefaultLanguage, "en_US", 5) ||
1255 !_cups_strncasecmp(DefaultLanguage, "en_CA", 5) ||
1256 !_cups_strncasecmp(DefaultLanguage, "fr_CA", 5))
1257 {
1258 /*
1259 * These are the only locales that will default to "letter" size...
1260 */
1261
1262 cupsdSetString(&DefaultPaperSize, "Letter");
1263 }
1264 else
1265 cupsdSetString(&DefaultPaperSize, "A4");
1266 }
1267
1268 /*
1269 * Update classification setting as needed...
1270 */
1271
1272 if (Classification && !_cups_strcasecmp(Classification, "none"))
1273 cupsdClearString(&Classification);
1274
1275 if (Classification)
1276 cupsdLogMessage(CUPSD_LOG_INFO, "Security set to \"%s\"", Classification);
1277
1278 /*
1279 * Check the MaxClients setting, and then allocate memory for it...
1280 */
1281
1282 if (MaxClients > (MaxFDs / 3) || MaxClients <= 0)
1283 {
1284 if (MaxClients > 0)
1285 cupsdLogMessage(CUPSD_LOG_INFO,
1286 "MaxClients limited to 1/3 (%d) of the file descriptor "
1287 "limit (%d)...",
1288 MaxFDs / 3, MaxFDs);
1289
1290 MaxClients = MaxFDs / 3;
1291 }
1292
1293 cupsdLogMessage(CUPSD_LOG_INFO, "Configured for up to %d clients.",
1294 MaxClients);
1295
1296 /*
1297 * Check the MaxActiveJobs setting; limit to 1/3 the available
1298 * file descriptors, since we need a pipe for each job...
1299 */
1300
1301 if (MaxActiveJobs > (MaxFDs / 3))
1302 MaxActiveJobs = MaxFDs / 3;
1303
1304 /*
1305 * Update the MaxClientsPerHost value, as needed...
1306 */
1307
1308 if (MaxClientsPerHost <= 0)
1309 MaxClientsPerHost = MaxClients;
1310
1311 if (MaxClientsPerHost > MaxClients)
1312 MaxClientsPerHost = MaxClients;
1313
1314 cupsdLogMessage(CUPSD_LOG_INFO,
1315 "Allowing up to %d client connections per host.",
1316 MaxClientsPerHost);
1317
1318 /*
1319 * Update the default policy, as needed...
1320 */
1321
1322 if (DefaultPolicy)
1323 DefaultPolicyPtr = cupsdFindPolicy(DefaultPolicy);
1324 else
1325 DefaultPolicyPtr = NULL;
1326
1327 if (!DefaultPolicyPtr)
1328 {
1329 cupsd_location_t *po; /* New policy operation */
1330
1331
1332 if (DefaultPolicy)
1333 cupsdLogMessage(CUPSD_LOG_ERROR, "Default policy \"%s\" not found.",
1334 DefaultPolicy);
1335
1336 cupsdSetString(&DefaultPolicy, "default");
1337
1338 if ((DefaultPolicyPtr = cupsdFindPolicy("default")) != NULL)
1339 cupsdLogMessage(CUPSD_LOG_INFO,
1340 "Using policy \"default\" as the default.");
1341 else
1342 {
1343 cupsdLogMessage(CUPSD_LOG_INFO,
1344 "Creating CUPS default administrative policy:");
1345
1346 DefaultPolicyPtr = p = cupsdAddPolicy("default");
1347
1348 cupsdLogMessage(CUPSD_LOG_INFO, "<Policy default>");
1349
1350 cupsdLogMessage(CUPSD_LOG_INFO, "JobPrivateAccess default");
1351 cupsdAddString(&(p->job_access), "@OWNER");
1352 cupsdAddString(&(p->job_access), "@SYSTEM");
1353
1354 cupsdLogMessage(CUPSD_LOG_INFO, "JobPrivateValues default");
1355 cupsdAddString(&(p->job_attrs), "job-name");
1356 cupsdAddString(&(p->job_attrs), "job-originating-host-name");
1357 cupsdAddString(&(p->job_attrs), "job-originating-user-name");
1358 cupsdAddString(&(p->job_attrs), "phone");
1359
1360 cupsdLogMessage(CUPSD_LOG_INFO, "SubscriptionPrivateAccess default");
1361 cupsdAddString(&(p->sub_access), "@OWNER");
1362 cupsdAddString(&(p->sub_access), "@SYSTEM");
1363
1364 cupsdLogMessage(CUPSD_LOG_INFO, "SubscriptionPrivateValues default");
1365 cupsdAddString(&(p->job_attrs), "notify-events");
1366 cupsdAddString(&(p->job_attrs), "notify-pull-method");
1367 cupsdAddString(&(p->job_attrs), "notify-recipient-uri");
1368 cupsdAddString(&(p->job_attrs), "notify-subscriber-user-name");
1369 cupsdAddString(&(p->job_attrs), "notify-user-data");
1370
1371 cupsdLogMessage(CUPSD_LOG_INFO,
1372 "<Limit Create-Job Print-Job Print-URI Validate-Job>");
1373 cupsdLogMessage(CUPSD_LOG_INFO, "Order Deny,Allow");
1374
1375 po = cupsdAddPolicyOp(p, NULL, IPP_CREATE_JOB);
1376 po->order_type = CUPSD_AUTH_ALLOW;
1377
1378 cupsdAddPolicyOp(p, po, IPP_PRINT_JOB);
1379 cupsdAddPolicyOp(p, po, IPP_PRINT_URI);
1380 cupsdAddPolicyOp(p, po, IPP_VALIDATE_JOB);
1381
1382 cupsdLogMessage(CUPSD_LOG_INFO, "</Limit>");
1383
1384 cupsdLogMessage(CUPSD_LOG_INFO,
1385 "<Limit Send-Document Send-URI Cancel-Job Hold-Job "
1386 "Release-Job Restart-Job Purge-Jobs "
1387 "Set-Job-Attributes Create-Job-Subscription "
1388 "Renew-Subscription Cancel-Subscription "
1389 "Get-Notifications Reprocess-Job Cancel-Current-Job "
1390 "Suspend-Current-Job Resume-Job "
1391 "Cancel-My-Jobs Close-Job CUPS-Move-Job "
1392 "CUPS-Authenticate-Job CUPS-Get-Document>");
1393 cupsdLogMessage(CUPSD_LOG_INFO, "Order Deny,Allow");
1394
1395 po = cupsdAddPolicyOp(p, NULL, IPP_SEND_DOCUMENT);
1396 po->order_type = CUPSD_AUTH_ALLOW;
1397 po->level = CUPSD_AUTH_USER;
1398
1399 cupsdAddName(po, "@OWNER");
1400 cupsdAddName(po, "@SYSTEM");
1401 cupsdLogMessage(CUPSD_LOG_INFO, "Require user @OWNER @SYSTEM");
1402
1403 cupsdAddPolicyOp(p, po, IPP_SEND_URI);
1404 cupsdAddPolicyOp(p, po, IPP_CANCEL_JOB);
1405 cupsdAddPolicyOp(p, po, IPP_HOLD_JOB);
1406 cupsdAddPolicyOp(p, po, IPP_RELEASE_JOB);
1407 cupsdAddPolicyOp(p, po, IPP_RESTART_JOB);
1408 cupsdAddPolicyOp(p, po, IPP_PURGE_JOBS);
1409 cupsdAddPolicyOp(p, po, IPP_SET_JOB_ATTRIBUTES);
1410 cupsdAddPolicyOp(p, po, IPP_CREATE_JOB_SUBSCRIPTION);
1411 cupsdAddPolicyOp(p, po, IPP_RENEW_SUBSCRIPTION);
1412 cupsdAddPolicyOp(p, po, IPP_CANCEL_SUBSCRIPTION);
1413 cupsdAddPolicyOp(p, po, IPP_GET_NOTIFICATIONS);
1414 cupsdAddPolicyOp(p, po, IPP_REPROCESS_JOB);
1415 cupsdAddPolicyOp(p, po, IPP_CANCEL_CURRENT_JOB);
1416 cupsdAddPolicyOp(p, po, IPP_SUSPEND_CURRENT_JOB);
1417 cupsdAddPolicyOp(p, po, IPP_RESUME_JOB);
1418 cupsdAddPolicyOp(p, po, IPP_CANCEL_MY_JOBS);
1419 cupsdAddPolicyOp(p, po, IPP_CLOSE_JOB);
1420 cupsdAddPolicyOp(p, po, CUPS_MOVE_JOB);
1421 cupsdAddPolicyOp(p, po, CUPS_AUTHENTICATE_JOB);
1422 cupsdAddPolicyOp(p, po, CUPS_GET_DOCUMENT);
1423
1424 cupsdLogMessage(CUPSD_LOG_INFO, "</Limit>");
1425
1426 cupsdLogMessage(CUPSD_LOG_INFO,
1427 "<Limit Pause-Printer Resume-Printer "
1428 "Set-Printer-Attributes Enable-Printer "
1429 "Disable-Printer Pause-Printer-After-Current-Job "
1430 "Hold-New-Jobs Release-Held-New-Jobs "
1431 "Deactivate-Printer Activate-Printer Restart-Printer "
1432 "Shutdown-Printer Startup-Printer Promote-Job "
1433 "Schedule-Job-After Cancel-Jobs CUPS-Add-Printer "
1434 "CUPS-Delete-Printer CUPS-Add-Class CUPS-Delete-Class "
1435 "CUPS-Accept-Jobs CUPS-Reject-Jobs CUPS-Set-Default>");
1436 cupsdLogMessage(CUPSD_LOG_INFO, "Order Deny,Allow");
1437 cupsdLogMessage(CUPSD_LOG_INFO, "AuthType Default");
1438
1439 po = cupsdAddPolicyOp(p, NULL, IPP_PAUSE_PRINTER);
1440 po->order_type = CUPSD_AUTH_ALLOW;
1441 po->type = CUPSD_AUTH_DEFAULT;
1442 po->level = CUPSD_AUTH_USER;
1443
1444 cupsdAddName(po, "@SYSTEM");
1445 cupsdLogMessage(CUPSD_LOG_INFO, "Require user @SYSTEM");
1446
1447 cupsdAddPolicyOp(p, po, IPP_RESUME_PRINTER);
1448 cupsdAddPolicyOp(p, po, IPP_SET_PRINTER_ATTRIBUTES);
1449 cupsdAddPolicyOp(p, po, IPP_ENABLE_PRINTER);
1450 cupsdAddPolicyOp(p, po, IPP_DISABLE_PRINTER);
1451 cupsdAddPolicyOp(p, po, IPP_PAUSE_PRINTER_AFTER_CURRENT_JOB);
1452 cupsdAddPolicyOp(p, po, IPP_HOLD_NEW_JOBS);
1453 cupsdAddPolicyOp(p, po, IPP_RELEASE_HELD_NEW_JOBS);
1454 cupsdAddPolicyOp(p, po, IPP_DEACTIVATE_PRINTER);
1455 cupsdAddPolicyOp(p, po, IPP_ACTIVATE_PRINTER);
1456 cupsdAddPolicyOp(p, po, IPP_RESTART_PRINTER);
1457 cupsdAddPolicyOp(p, po, IPP_SHUTDOWN_PRINTER);
1458 cupsdAddPolicyOp(p, po, IPP_STARTUP_PRINTER);
1459 cupsdAddPolicyOp(p, po, IPP_PROMOTE_JOB);
1460 cupsdAddPolicyOp(p, po, IPP_SCHEDULE_JOB_AFTER);
1461 cupsdAddPolicyOp(p, po, IPP_CANCEL_JOBS);
1462 cupsdAddPolicyOp(p, po, CUPS_ADD_PRINTER);
1463 cupsdAddPolicyOp(p, po, CUPS_DELETE_PRINTER);
1464 cupsdAddPolicyOp(p, po, CUPS_ADD_CLASS);
1465 cupsdAddPolicyOp(p, po, CUPS_DELETE_CLASS);
1466 cupsdAddPolicyOp(p, po, CUPS_ACCEPT_JOBS);
1467 cupsdAddPolicyOp(p, po, CUPS_REJECT_JOBS);
1468 cupsdAddPolicyOp(p, po, CUPS_SET_DEFAULT);
1469
1470 cupsdLogMessage(CUPSD_LOG_INFO, "</Limit>");
1471
1472 cupsdLogMessage(CUPSD_LOG_INFO, "<Limit All>");
1473 cupsdLogMessage(CUPSD_LOG_INFO, "Order Deny,Allow");
1474
1475 po = cupsdAddPolicyOp(p, NULL, IPP_ANY_OPERATION);
1476 po->order_type = CUPSD_AUTH_ALLOW;
1477
1478 cupsdLogMessage(CUPSD_LOG_INFO, "</Limit>");
1479 cupsdLogMessage(CUPSD_LOG_INFO, "</Policy>");
1480 }
1481 }
1482
1483 cupsdLogMessage(CUPSD_LOG_DEBUG2, "cupsdReadConfiguration: NumPolicies=%d",
1484 cupsArrayCount(Policies));
1485 for (i = 0, p = (cupsd_policy_t *)cupsArrayFirst(Policies);
1486 p;
1487 i ++, p = (cupsd_policy_t *)cupsArrayNext(Policies))
1488 cupsdLogMessage(CUPSD_LOG_DEBUG2,
1489 "cupsdReadConfiguration: Policies[%d]=\"%s\"", i, p->name);
1490
1491 /*
1492 * If we are doing a full reload or the server root has changed, flush
1493 * the jobs, printers, etc. and start from scratch...
1494 */
1495
1496 if (NeedReload == RELOAD_ALL ||
1497 old_remote_port != RemotePort ||
1498 !old_serverroot || !ServerRoot || strcmp(old_serverroot, ServerRoot) ||
1499 !old_requestroot || !RequestRoot || strcmp(old_requestroot, RequestRoot))
1500 {
1501 mime_type_t *type; /* Current type */
1502 char mimetype[MIME_MAX_SUPER + MIME_MAX_TYPE];
1503 /* MIME type name */
1504
1505
1506 cupsdLogMessage(CUPSD_LOG_INFO, "Full reload is required.");
1507
1508 /*
1509 * Free all memory...
1510 */
1511
1512 cupsdDeleteAllSubscriptions();
1513 cupsdFreeAllJobs();
1514 cupsdDeleteAllPrinters();
1515
1516 DefaultPrinter = NULL;
1517
1518 if (MimeDatabase != NULL)
1519 mimeDelete(MimeDatabase);
1520
1521 if (NumMimeTypes)
1522 {
1523 for (i = 0; i < NumMimeTypes; i ++)
1524 _cupsStrFree(MimeTypes[i]);
1525
1526 free(MimeTypes);
1527 }
1528
1529 /*
1530 * Read the MIME type and conversion database...
1531 */
1532
1533 snprintf(temp, sizeof(temp), "%s/filter", ServerBin);
1534 snprintf(mimedir, sizeof(mimedir), "%s/mime", DataDir);
1535
1536 MimeDatabase = mimeNew();
1537 mimeSetErrorCallback(MimeDatabase, mime_error_cb, NULL);
1538
1539 MimeDatabase = mimeLoadTypes(MimeDatabase, mimedir);
1540 MimeDatabase = mimeLoadTypes(MimeDatabase, ServerRoot);
1541 MimeDatabase = mimeLoadFilters(MimeDatabase, mimedir, temp);
1542 MimeDatabase = mimeLoadFilters(MimeDatabase, ServerRoot, temp);
1543
1544 if (!MimeDatabase)
1545 {
1546 cupsdLogMessage(CUPSD_LOG_EMERG,
1547 "Unable to load MIME database from \"%s\" or \"%s\".",
1548 mimedir, ServerRoot);
1549 if (FatalErrors & CUPSD_FATAL_CONFIG)
1550 return (0);
1551 }
1552
1553 cupsdLogMessage(CUPSD_LOG_INFO,
1554 "Loaded MIME database from \"%s\" and \"%s\": %d types, "
1555 "%d filters...", mimedir, ServerRoot,
1556 mimeNumTypes(MimeDatabase), mimeNumFilters(MimeDatabase));
1557
1558 /*
1559 * Create a list of MIME types for the document-format-supported
1560 * attribute...
1561 */
1562
1563 NumMimeTypes = mimeNumTypes(MimeDatabase);
1564 if (!mimeType(MimeDatabase, "application", "octet-stream"))
1565 NumMimeTypes ++;
1566
1567 if ((MimeTypes = calloc((size_t)NumMimeTypes, sizeof(const char *))) == NULL)
1568 {
1569 cupsdLogMessage(CUPSD_LOG_ERROR,
1570 "Unable to allocate memory for %d MIME types.",
1571 NumMimeTypes);
1572 NumMimeTypes = 0;
1573 }
1574 else
1575 {
1576 for (i = 0, type = mimeFirstType(MimeDatabase);
1577 type;
1578 i ++, type = mimeNextType(MimeDatabase))
1579 {
1580 snprintf(mimetype, sizeof(mimetype), "%s/%s", type->super, type->type);
1581
1582 MimeTypes[i] = _cupsStrAlloc(mimetype);
1583 }
1584
1585 if (i < NumMimeTypes)
1586 MimeTypes[i] = _cupsStrAlloc("application/octet-stream");
1587 }
1588
1589 if (LogLevel == CUPSD_LOG_DEBUG2)
1590 {
1591 mime_filter_t *filter; /* Current filter */
1592
1593
1594 for (type = mimeFirstType(MimeDatabase);
1595 type;
1596 type = mimeNextType(MimeDatabase))
1597 cupsdLogMessage(CUPSD_LOG_DEBUG2, "cupsdReadConfiguration: type %s/%s",
1598 type->super, type->type);
1599
1600 for (filter = mimeFirstFilter(MimeDatabase);
1601 filter;
1602 filter = mimeNextFilter(MimeDatabase))
1603 cupsdLogMessage(CUPSD_LOG_DEBUG2,
1604 "cupsdReadConfiguration: filter %s/%s to %s/%s %d %s",
1605 filter->src->super, filter->src->type,
1606 filter->dst->super, filter->dst->type,
1607 filter->cost, filter->filter);
1608 }
1609
1610 /*
1611 * Load banners...
1612 */
1613
1614 snprintf(temp, sizeof(temp), "%s/banners", DataDir);
1615 cupsdLoadBanners(temp);
1616
1617 /*
1618 * Load printers and classes...
1619 */
1620
1621 cupsdLoadAllPrinters();
1622 cupsdLoadAllClasses();
1623
1624 cupsdCreateCommonData();
1625
1626 /*
1627 * Update the printcap file as needed...
1628 */
1629
1630 if (Printcap && *Printcap && access(Printcap, 0))
1631 cupsdWritePrintcap();
1632
1633 /*
1634 * Load queued jobs...
1635 */
1636
1637 cupsdLoadAllJobs();
1638
1639 /*
1640 * Load subscriptions...
1641 */
1642
1643 cupsdLoadAllSubscriptions();
1644
1645 cupsdLogMessage(CUPSD_LOG_INFO, "Full reload complete.");
1646 }
1647 else
1648 {
1649 /*
1650 * Not a full reload, so recreate the common printer attributes...
1651 */
1652
1653 cupsdCreateCommonData();
1654
1655 /*
1656 * Update all jobs as needed...
1657 */
1658
1659 cupsdUpdateJobs();
1660
1661 /*
1662 * Update all printers as needed...
1663 */
1664
1665 cupsdUpdatePrinters();
1666 cupsdMarkDirty(CUPSD_DIRTY_PRINTCAP);
1667
1668 cupsdLogMessage(CUPSD_LOG_INFO, "Partial reload complete.");
1669 }
1670
1671 /*
1672 * Reset the reload state...
1673 */
1674
1675 NeedReload = RELOAD_NONE;
1676
1677 cupsdClearString(&old_serverroot);
1678 cupsdClearString(&old_requestroot);
1679
1680 return (1);
1681 }
1682
1683
1684 /*
1685 * 'get_address()' - Get an address + port number from a line.
1686 */
1687
1688 static http_addrlist_t * /* O - Pointer to list if address good, NULL if bad */
1689 get_address(const char *value, /* I - Value string */
1690 int defport) /* I - Default port */
1691 {
1692 char buffer[1024], /* Hostname + port number buffer */
1693 defpname[255], /* Default port name */
1694 *hostname, /* Hostname or IP */
1695 *portname; /* Port number or name */
1696 http_addrlist_t *addrlist; /* Address list */
1697
1698
1699 /*
1700 * Check for an empty value...
1701 */
1702
1703 if (!*value)
1704 {
1705 cupsdLogMessage(CUPSD_LOG_ERROR, "Bad (empty) address.");
1706 return (NULL);
1707 }
1708
1709 /*
1710 * Grab a hostname and port number; if there is no colon and the port name
1711 * is only digits, then we have a port number by itself...
1712 */
1713
1714 strlcpy(buffer, value, sizeof(buffer));
1715
1716 if ((portname = strrchr(buffer, ':')) != NULL && !strchr(portname, ']'))
1717 {
1718 *portname++ = '\0';
1719 hostname = buffer;
1720 }
1721 else
1722 {
1723 for (portname = buffer; isdigit(*portname & 255); portname ++);
1724
1725 if (*portname)
1726 {
1727 /*
1728 * Use the default port...
1729 */
1730
1731 sprintf(defpname, "%d", defport);
1732 portname = defpname;
1733 hostname = buffer;
1734 }
1735 else
1736 {
1737 /*
1738 * The buffer contains just a port number...
1739 */
1740
1741 portname = buffer;
1742 hostname = NULL;
1743 }
1744 }
1745
1746 if (hostname && !strcmp(hostname, "*"))
1747 hostname = NULL;
1748
1749 /*
1750 * Now lookup the address using httpAddrGetList()...
1751 */
1752
1753 if ((addrlist = httpAddrGetList(hostname, AF_UNSPEC, portname)) == NULL)
1754 cupsdLogMessage(CUPSD_LOG_ERROR, "Hostname lookup for \"%s\" failed.",
1755 hostname ? hostname : "(nil)");
1756
1757 return (addrlist);
1758 }
1759
1760
1761 /*
1762 * 'get_addr_and_mask()' - Get an IP address and netmask.
1763 */
1764
1765 static int /* O - 1 on success, 0 on failure */
1766 get_addr_and_mask(const char *value, /* I - String from config file */
1767 unsigned *ip, /* O - Address value */
1768 unsigned *mask) /* O - Mask value */
1769 {
1770 int i, j, /* Looping vars */
1771 family, /* Address family */
1772 ipcount; /* Count of fields in address */
1773 unsigned ipval; /* Value */
1774 const char *maskval, /* Pointer to start of mask value */
1775 *ptr, /* Pointer into value */
1776 *ptr2; /* ... */
1777
1778
1779 /*
1780 * Get the address...
1781 */
1782
1783 ip[0] = ip[1] = ip[2] = ip[3] = 0x00000000;
1784 mask[0] = mask[1] = mask[2] = mask[3] = 0xffffffff;
1785
1786 if ((maskval = strchr(value, '/')) != NULL)
1787 maskval ++;
1788 else
1789 maskval = value + strlen(value);
1790
1791 #ifdef AF_INET6
1792 /*
1793 * Check for an IPv6 address...
1794 */
1795
1796 if (*value == '[')
1797 {
1798 /*
1799 * Parse hexadecimal IPv6/IPv4 address...
1800 */
1801
1802 family = AF_INET6;
1803
1804 for (i = 0, ptr = value + 1; *ptr && i < 8; i ++)
1805 {
1806 if (*ptr == ']')
1807 break;
1808 else if (!strncmp(ptr, "::", 2))
1809 {
1810 for (ptr2 = strchr(ptr + 2, ':'), j = 0;
1811 ptr2;
1812 ptr2 = strchr(ptr2 + 1, ':'), j ++);
1813
1814 i = 6 - j;
1815 ptr += 2;
1816 }
1817 else if (isdigit(*ptr & 255) && strchr(ptr + 1, '.') && i >= 6)
1818 {
1819 /*
1820 * Read IPv4 dotted quad...
1821 */
1822
1823 unsigned val[4] = { 0, 0, 0, 0 };
1824 /* IPv4 address values */
1825
1826 ipcount = sscanf(ptr, "%u.%u.%u.%u", val + 0, val + 1, val + 2,
1827 val + 3);
1828
1829 /*
1830 * Range check the IP numbers...
1831 */
1832
1833 for (i = 0; i < ipcount; i ++)
1834 if (val[i] > 255)
1835 return (0);
1836
1837 /*
1838 * Merge everything into a 32-bit IPv4 address in ip[3]...
1839 */
1840
1841 ip[3] = ((((((unsigned)val[0] << 8) | (unsigned)val[1]) << 8) |
1842 (unsigned)val[2]) << 8) | (unsigned)val[3];
1843
1844 if (ipcount < 4)
1845 mask[3] = (0xffffffff << (32 - 8 * ipcount)) & 0xffffffff;
1846
1847 /*
1848 * If the leading words are all 0's then this is an IPv4 address...
1849 */
1850
1851 if (!val[0] && !val[1] && !val[2])
1852 family = AF_INET;
1853
1854 while (isdigit(*ptr & 255) || *ptr == '.')
1855 ptr ++;
1856 break;
1857 }
1858 else if (isxdigit(*ptr & 255))
1859 {
1860 ipval = strtoul(ptr, (char **)&ptr, 16);
1861
1862 if (*ptr == ':' && ptr[1] != ':')
1863 ptr ++;
1864
1865 if (ipval > 0xffff)
1866 return (0);
1867
1868 if (i & 1)
1869 ip[i / 2] |= ipval;
1870 else
1871 ip[i / 2] |= ipval << 16;
1872 }
1873 else
1874 return (0);
1875 }
1876
1877 if (*ptr != ']')
1878 return (0);
1879
1880 ptr ++;
1881
1882 if (*ptr && *ptr != '/')
1883 return (0);
1884 }
1885 else
1886 #endif /* AF_INET6 */
1887 {
1888 /*
1889 * Parse dotted-decimal IPv4 address...
1890 */
1891
1892 unsigned val[4] = { 0, 0, 0, 0 }; /* IPv4 address values */
1893
1894
1895 family = AF_INET;
1896 ipcount = sscanf(value, "%u.%u.%u.%u", val + 0, val + 1, val + 2, val + 3);
1897
1898 /*
1899 * Range check the IP numbers...
1900 */
1901
1902 for (i = 0; i < ipcount; i ++)
1903 if (val[i] > 255)
1904 return (0);
1905
1906 /*
1907 * Merge everything into a 32-bit IPv4 address in ip[3]...
1908 */
1909
1910 ip[3] = ((((((unsigned)val[0] << 8) | (unsigned)val[1]) << 8) |
1911 (unsigned)val[2]) << 8) | (unsigned)val[3];
1912
1913 if (ipcount < 4)
1914 mask[3] = (0xffffffff << (32 - 8 * ipcount)) & 0xffffffff;
1915 }
1916
1917 if (*maskval)
1918 {
1919 /*
1920 * Get the netmask value(s)...
1921 */
1922
1923 memset(mask, 0, sizeof(unsigned) * 4);
1924
1925 if (strchr(maskval, '.'))
1926 {
1927 /*
1928 * Get dotted-decimal mask...
1929 */
1930
1931 if (family != AF_INET)
1932 return (0);
1933
1934 if (sscanf(maskval, "%u.%u.%u.%u", mask + 0, mask + 1, mask + 2,
1935 mask + 3) != 4)
1936 return (0);
1937
1938 mask[3] |= (((((unsigned)mask[0] << 8) | (unsigned)mask[1]) << 8) |
1939 (unsigned)mask[2]) << 8;
1940 mask[0] = mask[1] = mask[2] = 0;
1941 }
1942 else
1943 {
1944 /*
1945 * Get address/bits format...
1946 */
1947
1948 i = atoi(maskval);
1949
1950 #ifdef AF_INET6
1951 if (family == AF_INET6)
1952 {
1953 if (i > 128)
1954 return (0);
1955
1956 i = 128 - i;
1957
1958 if (i <= 96)
1959 mask[0] = 0xffffffff;
1960 else
1961 mask[0] = (0xffffffff << (i - 96)) & 0xffffffff;
1962
1963 if (i <= 64)
1964 mask[1] = 0xffffffff;
1965 else if (i >= 96)
1966 mask[1] = 0;
1967 else
1968 mask[1] = (0xffffffff << (i - 64)) & 0xffffffff;
1969
1970 if (i <= 32)
1971 mask[2] = 0xffffffff;
1972 else if (i >= 64)
1973 mask[2] = 0;
1974 else
1975 mask[2] = (0xffffffff << (i - 32)) & 0xffffffff;
1976
1977 if (i == 0)
1978 mask[3] = 0xffffffff;
1979 else if (i >= 32)
1980 mask[3] = 0;
1981 else
1982 mask[3] = (0xffffffff << i) & 0xffffffff;
1983 }
1984 else
1985 #endif /* AF_INET6 */
1986 {
1987 if (i > 32)
1988 return (0);
1989
1990 mask[0] = 0xffffffff;
1991 mask[1] = 0xffffffff;
1992 mask[2] = 0xffffffff;
1993
1994 if (i < 32)
1995 mask[3] = (0xffffffff << (32 - i)) & 0xffffffff;
1996 else
1997 mask[3] = 0xffffffff;
1998 }
1999 }
2000 }
2001
2002 cupsdLogMessage(CUPSD_LOG_DEBUG2,
2003 "get_addr_and_mask(value=\"%s\", "
2004 "ip=[%08x:%08x:%08x:%08x], mask=[%08x:%08x:%08x:%08x])",
2005 value, ip[0], ip[1], ip[2], ip[3], mask[0], mask[1], mask[2],
2006 mask[3]);
2007
2008 /*
2009 * Check for a valid netmask; no fallback like in CUPS 1.1.x!
2010 */
2011
2012 if ((ip[0] & ~mask[0]) != 0 ||
2013 (ip[1] & ~mask[1]) != 0 ||
2014 (ip[2] & ~mask[2]) != 0 ||
2015 (ip[3] & ~mask[3]) != 0)
2016 return (0);
2017
2018 return (1);
2019 }
2020
2021
2022 /*
2023 * 'mime_error_cb()' - Log a MIME error.
2024 */
2025
2026 static void
2027 mime_error_cb(void *ctx, /* I - Context pointer (unused) */
2028 const char *message) /* I - Message */
2029 {
2030 (void)ctx;
2031
2032 cupsdLogMessage(CUPSD_LOG_ERROR, "%s", message);
2033 }
2034
2035
2036 /*
2037 * 'parse_aaa()' - Parse authentication, authorization, and access control lines.
2038 */
2039
2040 static int /* O - 1 on success, 0 on failure */
2041 parse_aaa(cupsd_location_t *loc, /* I - Location */
2042 char *line, /* I - Line from file */
2043 char *value, /* I - Start of value data */
2044 int linenum) /* I - Current line number */
2045 {
2046 char *valptr; /* Pointer into value */
2047 unsigned ip[4], /* IP address components */
2048 mask[4]; /* IP netmask components */
2049
2050
2051 if (!_cups_strcasecmp(line, "Encryption"))
2052 {
2053 /*
2054 * "Encryption xxx" - set required encryption level...
2055 */
2056
2057 if (!_cups_strcasecmp(value, "never"))
2058 loc->encryption = HTTP_ENCRYPT_NEVER;
2059 else if (!_cups_strcasecmp(value, "always"))
2060 {
2061 cupsdLogMessage(CUPSD_LOG_ERROR,
2062 "Encryption value \"%s\" on line %d of %s is invalid in this "
2063 "context. Using \"required\" instead.", value, linenum, ConfigurationFile);
2064
2065 loc->encryption = HTTP_ENCRYPT_REQUIRED;
2066 }
2067 else if (!_cups_strcasecmp(value, "required"))
2068 loc->encryption = HTTP_ENCRYPT_REQUIRED;
2069 else if (!_cups_strcasecmp(value, "ifrequested"))
2070 loc->encryption = HTTP_ENCRYPT_IF_REQUESTED;
2071 else
2072 {
2073 cupsdLogMessage(CUPSD_LOG_ERROR,
2074 "Unknown Encryption value %s on line %d of %s.", value, linenum, ConfigurationFile);
2075 return (0);
2076 }
2077 }
2078 else if (!_cups_strcasecmp(line, "Order"))
2079 {
2080 /*
2081 * "Order Deny,Allow" or "Order Allow,Deny"...
2082 */
2083
2084 if (!_cups_strncasecmp(value, "deny", 4))
2085 loc->order_type = CUPSD_AUTH_ALLOW;
2086 else if (!_cups_strncasecmp(value, "allow", 5))
2087 loc->order_type = CUPSD_AUTH_DENY;
2088 else
2089 {
2090 cupsdLogMessage(CUPSD_LOG_ERROR, "Unknown Order value %s on line %d of %s.",
2091 value, linenum, ConfigurationFile);
2092 return (0);
2093 }
2094 }
2095 else if (!_cups_strcasecmp(line, "Allow") || !_cups_strcasecmp(line, "Deny"))
2096 {
2097 /*
2098 * Allow [From] host/ip...
2099 * Deny [From] host/ip...
2100 */
2101
2102 while (*value)
2103 {
2104 if (!_cups_strncasecmp(value, "from", 4))
2105 {
2106 /*
2107 * Strip leading "from"...
2108 */
2109
2110 value += 4;
2111
2112 while (_cups_isspace(*value))
2113 value ++;
2114
2115 if (!*value)
2116 break;
2117 }
2118
2119 /*
2120 * Find the end of the value...
2121 */
2122
2123 for (valptr = value; *valptr && !_cups_isspace(*valptr); valptr ++);
2124
2125 while (_cups_isspace(*valptr))
2126 *valptr++ = '\0';
2127
2128 /*
2129 * Figure out what form the allow/deny address takes:
2130 *
2131 * All
2132 * None
2133 * *.domain.com
2134 * .domain.com
2135 * host.domain.com
2136 * nnn.*
2137 * nnn.nnn.*
2138 * nnn.nnn.nnn.*
2139 * nnn.nnn.nnn.nnn
2140 * nnn.nnn.nnn.nnn/mm
2141 * nnn.nnn.nnn.nnn/mmm.mmm.mmm.mmm
2142 */
2143
2144 if (!_cups_strcasecmp(value, "all"))
2145 {
2146 /*
2147 * All hosts...
2148 */
2149
2150 if (!_cups_strcasecmp(line, "Allow"))
2151 cupsdAddIPMask(&(loc->allow), zeros, zeros);
2152 else
2153 cupsdAddIPMask(&(loc->deny), zeros, zeros);
2154 }
2155 else if (!_cups_strcasecmp(value, "none"))
2156 {
2157 /*
2158 * No hosts...
2159 */
2160
2161 if (!_cups_strcasecmp(line, "Allow"))
2162 cupsdAddIPMask(&(loc->allow), ones, zeros);
2163 else
2164 cupsdAddIPMask(&(loc->deny), ones, zeros);
2165 }
2166 #ifdef AF_INET6
2167 else if (value[0] == '*' || value[0] == '.' ||
2168 (!isdigit(value[0] & 255) && value[0] != '['))
2169 #else
2170 else if (value[0] == '*' || value[0] == '.' || !isdigit(value[0] & 255))
2171 #endif /* AF_INET6 */
2172 {
2173 /*
2174 * Host or domain name...
2175 */
2176
2177 if (value[0] == '*')
2178 value ++;
2179
2180 if (!_cups_strcasecmp(line, "Allow"))
2181 cupsdAddNameMask(&(loc->allow), value);
2182 else
2183 cupsdAddNameMask(&(loc->deny), value);
2184 }
2185 else
2186 {
2187 /*
2188 * One of many IP address forms...
2189 */
2190
2191 if (!get_addr_and_mask(value, ip, mask))
2192 {
2193 cupsdLogMessage(CUPSD_LOG_ERROR, "Bad netmask value %s on line %d of %s.",
2194 value, linenum, ConfigurationFile);
2195 return (0);
2196 }
2197
2198 if (!_cups_strcasecmp(line, "Allow"))
2199 cupsdAddIPMask(&(loc->allow), ip, mask);
2200 else
2201 cupsdAddIPMask(&(loc->deny), ip, mask);
2202 }
2203
2204 /*
2205 * Advance to next value...
2206 */
2207
2208 value = valptr;
2209 }
2210 }
2211 else if (!_cups_strcasecmp(line, "AuthType"))
2212 {
2213 /*
2214 * AuthType {none,basic,digest,basicdigest,negotiate,default}
2215 */
2216
2217 if (!_cups_strcasecmp(value, "none"))
2218 {
2219 loc->type = CUPSD_AUTH_NONE;
2220 loc->level = CUPSD_AUTH_ANON;
2221 }
2222 else if (!_cups_strcasecmp(value, "basic"))
2223 {
2224 loc->type = CUPSD_AUTH_BASIC;
2225
2226 if (loc->level == CUPSD_AUTH_ANON)
2227 loc->level = CUPSD_AUTH_USER;
2228 }
2229 else if (!_cups_strcasecmp(value, "default"))
2230 {
2231 loc->type = CUPSD_AUTH_DEFAULT;
2232
2233 if (loc->level == CUPSD_AUTH_ANON)
2234 loc->level = CUPSD_AUTH_USER;
2235 }
2236 #ifdef HAVE_GSSAPI
2237 else if (!_cups_strcasecmp(value, "negotiate"))
2238 {
2239 loc->type = CUPSD_AUTH_NEGOTIATE;
2240
2241 if (loc->level == CUPSD_AUTH_ANON)
2242 loc->level = CUPSD_AUTH_USER;
2243 }
2244 #endif /* HAVE_GSSAPI */
2245 else
2246 {
2247 cupsdLogMessage(CUPSD_LOG_WARN,
2248 "Unknown authorization type %s on line %d of %s.",
2249 value, linenum, ConfigurationFile);
2250 return (0);
2251 }
2252 }
2253 else if (!_cups_strcasecmp(line, "AuthClass"))
2254 {
2255 /*
2256 * AuthClass anonymous, user, system, group
2257 */
2258
2259 if (!_cups_strcasecmp(value, "anonymous"))
2260 {
2261 loc->type = CUPSD_AUTH_NONE;
2262 loc->level = CUPSD_AUTH_ANON;
2263
2264 cupsdLogMessage(CUPSD_LOG_WARN,
2265 "\"AuthClass %s\" is deprecated; consider removing "
2266 "it from line %d.",
2267 value, linenum);
2268 }
2269 else if (!_cups_strcasecmp(value, "user"))
2270 {
2271 loc->level = CUPSD_AUTH_USER;
2272
2273 cupsdLogMessage(CUPSD_LOG_WARN,
2274 "\"AuthClass %s\" is deprecated; consider using "
2275 "\"Require valid-user\" on line %d of %s.",
2276 value, linenum, ConfigurationFile);
2277 }
2278 else if (!_cups_strcasecmp(value, "group"))
2279 {
2280 loc->level = CUPSD_AUTH_GROUP;
2281
2282 cupsdLogMessage(CUPSD_LOG_WARN,
2283 "\"AuthClass %s\" is deprecated; consider using "
2284 "\"Require user @groupname\" on line %d of %s.",
2285 value, linenum, ConfigurationFile);
2286 }
2287 else if (!_cups_strcasecmp(value, "system"))
2288 {
2289 loc->level = CUPSD_AUTH_GROUP;
2290
2291 cupsdAddName(loc, "@SYSTEM");
2292
2293 cupsdLogMessage(CUPSD_LOG_WARN,
2294 "\"AuthClass %s\" is deprecated; consider using "
2295 "\"Require user @SYSTEM\" on line %d of %s.",
2296 value, linenum, ConfigurationFile);
2297 }
2298 else
2299 {
2300 cupsdLogMessage(CUPSD_LOG_WARN,
2301 "Unknown authorization class %s on line %d of %s.",
2302 value, linenum, ConfigurationFile);
2303 return (0);
2304 }
2305 }
2306 else if (!_cups_strcasecmp(line, "AuthGroupName"))
2307 {
2308 cupsdAddName(loc, value);
2309
2310 cupsdLogMessage(CUPSD_LOG_WARN,
2311 "\"AuthGroupName %s\" directive is deprecated; consider "
2312 "using \"Require user @%s\" on line %d of %s.",
2313 value, value, linenum, ConfigurationFile);
2314 }
2315 else if (!_cups_strcasecmp(line, "Require"))
2316 {
2317 /*
2318 * Apache synonym for AuthClass and AuthGroupName...
2319 *
2320 * Get initial word:
2321 *
2322 * Require valid-user
2323 * Require group names
2324 * Require user names
2325 */
2326
2327 for (valptr = value; !_cups_isspace(*valptr) && *valptr; valptr ++);
2328
2329 if (*valptr)
2330 *valptr++ = '\0';
2331
2332 if (!_cups_strcasecmp(value, "valid-user") ||
2333 !_cups_strcasecmp(value, "user"))
2334 loc->level = CUPSD_AUTH_USER;
2335 else if (!_cups_strcasecmp(value, "group"))
2336 loc->level = CUPSD_AUTH_GROUP;
2337 else
2338 {
2339 cupsdLogMessage(CUPSD_LOG_WARN, "Unknown Require type %s on line %d of %s.",
2340 value, linenum, ConfigurationFile);
2341 return (0);
2342 }
2343
2344 /*
2345 * Get the list of names from the line...
2346 */
2347
2348 for (value = valptr; *value;)
2349 {
2350 while (_cups_isspace(*value))
2351 value ++;
2352
2353 #ifdef HAVE_AUTHORIZATION_H
2354 if (!strncmp(value, "@AUTHKEY(", 9))
2355 {
2356 /*
2357 * Grab "@AUTHKEY(name)" value...
2358 */
2359
2360 for (valptr = value + 9; *valptr != ')' && *valptr; valptr ++);
2361
2362 if (*valptr)
2363 *valptr++ = '\0';
2364 }
2365 else
2366 #endif /* HAVE_AUTHORIZATION_H */
2367 if (*value == '\"' || *value == '\'')
2368 {
2369 /*
2370 * Grab quoted name...
2371 */
2372
2373 for (valptr = value + 1; *valptr != *value && *valptr; valptr ++);
2374
2375 value ++;
2376 }
2377 else
2378 {
2379 /*
2380 * Grab literal name.
2381 */
2382
2383 for (valptr = value; !_cups_isspace(*valptr) && *valptr; valptr ++);
2384 }
2385
2386 if (*valptr)
2387 *valptr++ = '\0';
2388
2389 cupsdAddName(loc, value);
2390
2391 for (value = valptr; _cups_isspace(*value); value ++);
2392 }
2393 }
2394 else if (!_cups_strcasecmp(line, "Satisfy"))
2395 {
2396 if (!_cups_strcasecmp(value, "all"))
2397 loc->satisfy = CUPSD_AUTH_SATISFY_ALL;
2398 else if (!_cups_strcasecmp(value, "any"))
2399 loc->satisfy = CUPSD_AUTH_SATISFY_ANY;
2400 else
2401 {
2402 cupsdLogMessage(CUPSD_LOG_WARN, "Unknown Satisfy value %s on line %d of %s.",
2403 value, linenum, ConfigurationFile);
2404 return (0);
2405 }
2406 }
2407 else
2408 return (0);
2409
2410 return (1);
2411 }
2412
2413
2414 /*
2415 * 'parse_fatal_errors()' - Parse FatalErrors values in a string.
2416 */
2417
2418 static int /* O - FatalErrors bits */
2419 parse_fatal_errors(const char *s) /* I - FatalErrors string */
2420 {
2421 int fatal; /* FatalErrors bits */
2422 char value[1024], /* Value string */
2423 *valstart, /* Pointer into value */
2424 *valend; /* End of value */
2425
2426
2427 /*
2428 * Empty FatalErrors line yields NULL pointer...
2429 */
2430
2431 if (!s)
2432 return (CUPSD_FATAL_NONE);
2433
2434 /*
2435 * Loop through the value string,...
2436 */
2437
2438 strlcpy(value, s, sizeof(value));
2439
2440 fatal = CUPSD_FATAL_NONE;
2441
2442 for (valstart = value; *valstart;)
2443 {
2444 /*
2445 * Get the current space/comma-delimited kind name...
2446 */
2447
2448 for (valend = valstart; *valend; valend ++)
2449 if (_cups_isspace(*valend) || *valend == ',')
2450 break;
2451
2452 if (*valend)
2453 *valend++ = '\0';
2454
2455 /*
2456 * Add the error to the bitmask...
2457 */
2458
2459 if (!_cups_strcasecmp(valstart, "all"))
2460 fatal = CUPSD_FATAL_ALL;
2461 else if (!_cups_strcasecmp(valstart, "browse"))
2462 fatal |= CUPSD_FATAL_BROWSE;
2463 else if (!_cups_strcasecmp(valstart, "-browse"))
2464 fatal &= ~CUPSD_FATAL_BROWSE;
2465 else if (!_cups_strcasecmp(valstart, "config"))
2466 fatal |= CUPSD_FATAL_CONFIG;
2467 else if (!_cups_strcasecmp(valstart, "-config"))
2468 fatal &= ~CUPSD_FATAL_CONFIG;
2469 else if (!_cups_strcasecmp(valstart, "listen"))
2470 fatal |= CUPSD_FATAL_LISTEN;
2471 else if (!_cups_strcasecmp(valstart, "-listen"))
2472 fatal &= ~CUPSD_FATAL_LISTEN;
2473 else if (!_cups_strcasecmp(valstart, "log"))
2474 fatal |= CUPSD_FATAL_LOG;
2475 else if (!_cups_strcasecmp(valstart, "-log"))
2476 fatal &= ~CUPSD_FATAL_LOG;
2477 else if (!_cups_strcasecmp(valstart, "permissions"))
2478 fatal |= CUPSD_FATAL_PERMISSIONS;
2479 else if (!_cups_strcasecmp(valstart, "-permissions"))
2480 fatal &= ~CUPSD_FATAL_PERMISSIONS;
2481 else if (_cups_strcasecmp(valstart, "none"))
2482 cupsdLogMessage(CUPSD_LOG_ERROR,
2483 "Unknown FatalErrors kind \"%s\" ignored.", valstart);
2484
2485 for (valstart = valend; *valstart; valstart ++)
2486 if (!_cups_isspace(*valstart) || *valstart != ',')
2487 break;
2488 }
2489
2490 return (fatal);
2491 }
2492
2493
2494 /*
2495 * 'parse_groups()' - Parse system group names in a string.
2496 */
2497
2498 static int /* O - 1 on success, 0 on failure */
2499 parse_groups(const char *s) /* I - Space-delimited groups */
2500 {
2501 int status; /* Return status */
2502 char value[1024], /* Value string */
2503 *valstart, /* Pointer into value */
2504 *valend, /* End of value */
2505 quote; /* Quote character */
2506 struct group *group; /* Group */
2507
2508
2509 /*
2510 * Make a copy of the string and parse out the groups...
2511 */
2512
2513 strlcpy(value, s, sizeof(value));
2514
2515 status = 1;
2516 valstart = value;
2517
2518 while (*valstart && NumSystemGroups < MAX_SYSTEM_GROUPS)
2519 {
2520 if (*valstart == '\'' || *valstart == '\"')
2521 {
2522 /*
2523 * Scan quoted name...
2524 */
2525
2526 quote = *valstart++;
2527
2528 for (valend = valstart; *valend; valend ++)
2529 if (*valend == quote)
2530 break;
2531 }
2532 else
2533 {
2534 /*
2535 * Scan space or comma-delimited name...
2536 */
2537
2538 for (valend = valstart; *valend; valend ++)
2539 if (_cups_isspace(*valend) || *valend == ',')
2540 break;
2541 }
2542
2543 if (*valend)
2544 *valend++ = '\0';
2545
2546 group = getgrnam(valstart);
2547 if (group)
2548 {
2549 cupsdSetString(SystemGroups + NumSystemGroups, valstart);
2550 SystemGroupIDs[NumSystemGroups] = group->gr_gid;
2551
2552 NumSystemGroups ++;
2553 }
2554 else
2555 status = 0;
2556
2557 endgrent();
2558
2559 valstart = valend;
2560
2561 while (*valstart == ',' || _cups_isspace(*valstart))
2562 valstart ++;
2563 }
2564
2565 return (status);
2566 }
2567
2568
2569 /*
2570 * 'parse_protocols()' - Parse browse protocols in a string.
2571 */
2572
2573 static int /* O - Browse protocol bits */
2574 parse_protocols(const char *s) /* I - Space-delimited protocols */
2575 {
2576 int protocols; /* Browse protocol bits */
2577 char value[1024], /* Value string */
2578 *valstart, /* Pointer into value */
2579 *valend; /* End of value */
2580
2581
2582 /*
2583 * Empty protocol line yields NULL pointer...
2584 */
2585
2586 if (!s)
2587 return (0);
2588
2589 /*
2590 * Loop through the value string,...
2591 */
2592
2593 strlcpy(value, s, sizeof(value));
2594
2595 protocols = 0;
2596
2597 for (valstart = value; *valstart;)
2598 {
2599 /*
2600 * Get the current space/comma-delimited protocol name...
2601 */
2602
2603 for (valend = valstart; *valend; valend ++)
2604 if (_cups_isspace(*valend) || *valend == ',')
2605 break;
2606
2607 if (*valend)
2608 *valend++ = '\0';
2609
2610 /*
2611 * Add the protocol to the bitmask...
2612 */
2613
2614 if (!_cups_strcasecmp(valstart, "dnssd") ||
2615 !_cups_strcasecmp(valstart, "dns-sd") ||
2616 !_cups_strcasecmp(valstart, "bonjour"))
2617 protocols |= BROWSE_DNSSD;
2618 else if (!_cups_strcasecmp(valstart, "all"))
2619 protocols |= BROWSE_ALL;
2620 else if (_cups_strcasecmp(valstart, "none"))
2621 cupsdLogMessage(CUPSD_LOG_ERROR,
2622 "Unknown browse protocol \"%s\" ignored.", valstart);
2623
2624 for (valstart = valend; *valstart; valstart ++)
2625 if (!_cups_isspace(*valstart) || *valstart != ',')
2626 break;
2627 }
2628
2629 return (protocols);
2630 }
2631
2632
2633 /*
2634 * 'parse_variable()' - Parse a variable line.
2635 */
2636
2637 static int /* O - 1 on success, 0 on failure */
2638 parse_variable(
2639 const char *filename, /* I - Name of configuration file */
2640 int linenum, /* I - Line in configuration file */
2641 const char *line, /* I - Line from configuration file */
2642 const char *value, /* I - Value from configuration file */
2643 size_t num_vars, /* I - Number of variables */
2644 const cupsd_var_t *vars) /* I - Variables */
2645 {
2646 size_t i; /* Looping var */
2647 const cupsd_var_t *var; /* Variables */
2648 char temp[1024]; /* Temporary string */
2649
2650
2651 for (i = num_vars, var = vars; i > 0; i --, var ++)
2652 if (!_cups_strcasecmp(line, var->name))
2653 break;
2654
2655 if (i == 0)
2656 {
2657 /*
2658 * Unknown directive! Output an error message and continue...
2659 */
2660
2661 if (!value)
2662 cupsdLogMessage(CUPSD_LOG_ERROR, "Missing value for %s on line %d of %s.",
2663 line, linenum, filename);
2664 else
2665 cupsdLogMessage(CUPSD_LOG_ERROR, "Unknown directive %s on line %d of %s.",
2666 line, linenum, filename);
2667
2668 return (0);
2669 }
2670
2671 switch (var->type)
2672 {
2673 case CUPSD_VARTYPE_INTEGER :
2674 if (!value)
2675 {
2676 cupsdLogMessage(CUPSD_LOG_ERROR,
2677 "Missing integer value for %s on line %d of %s.",
2678 line, linenum, filename);
2679 return (0);
2680 }
2681 else if (!isdigit(*value & 255))
2682 {
2683 cupsdLogMessage(CUPSD_LOG_ERROR,
2684 "Bad integer value for %s on line %d of %s.",
2685 line, linenum, filename);
2686 return (0);
2687 }
2688 else
2689 {
2690 int n; /* Number */
2691 char *units; /* Units */
2692
2693 n = strtol(value, &units, 0);
2694
2695 if (units && *units)
2696 {
2697 if (tolower(units[0] & 255) == 'g')
2698 n *= 1024 * 1024 * 1024;
2699 else if (tolower(units[0] & 255) == 'm')
2700 n *= 1024 * 1024;
2701 else if (tolower(units[0] & 255) == 'k')
2702 n *= 1024;
2703 else if (tolower(units[0] & 255) == 't')
2704 n *= 262144;
2705 else
2706 {
2707 cupsdLogMessage(CUPSD_LOG_ERROR,
2708 "Unknown integer value for %s on line %d of %s.",
2709 line, linenum, filename);
2710 return (0);
2711 }
2712 }
2713
2714 if (n < 0)
2715 {
2716 cupsdLogMessage(CUPSD_LOG_ERROR,
2717 "Bad negative integer value for %s on line %d of "
2718 "%s.", line, linenum, filename);
2719 return (0);
2720 }
2721 else
2722 {
2723 *((int *)var->ptr) = n;
2724 }
2725 }
2726 break;
2727
2728 case CUPSD_VARTYPE_PERM :
2729 if (!value)
2730 {
2731 cupsdLogMessage(CUPSD_LOG_ERROR,
2732 "Missing permissions value for %s on line %d of %s.",
2733 line, linenum, filename);
2734 return (0);
2735 }
2736 else if (!isdigit(*value & 255))
2737 {
2738 /* TODO: Add chmod UGO syntax support */
2739 cupsdLogMessage(CUPSD_LOG_ERROR,
2740 "Bad permissions value for %s on line %d of %s.",
2741 line, linenum, filename);
2742 return (0);
2743 }
2744 else
2745 {
2746 int n = strtol(value, NULL, 8);
2747 /* Permissions value */
2748
2749 if (n < 0)
2750 {
2751 cupsdLogMessage(CUPSD_LOG_ERROR,
2752 "Bad negative permissions value for %s on line %d of "
2753 "%s.", line, linenum, filename);
2754 return (0);
2755 }
2756 else
2757 {
2758 *((mode_t *)var->ptr) = (mode_t)n;
2759 }
2760 }
2761 break;
2762
2763 case CUPSD_VARTYPE_TIME :
2764 if (!value)
2765 {
2766 cupsdLogMessage(CUPSD_LOG_ERROR,
2767 "Missing time interval value for %s on line %d of "
2768 "%s.", line, linenum, filename);
2769 return (0);
2770 }
2771 else if (!_cups_strncasecmp(line, "PreserveJob", 11) &&
2772 (!_cups_strcasecmp(value, "true") ||
2773 !_cups_strcasecmp(value, "on") ||
2774 !_cups_strcasecmp(value, "enabled") ||
2775 !_cups_strcasecmp(value, "yes")))
2776 {
2777 *((int *)var->ptr) = INT_MAX;
2778 }
2779 else if (!_cups_strcasecmp(value, "false") ||
2780 !_cups_strcasecmp(value, "off") ||
2781 !_cups_strcasecmp(value, "disabled") ||
2782 !_cups_strcasecmp(value, "no"))
2783 {
2784 *((int *)var->ptr) = 0;
2785 }
2786 else if (!isdigit(*value & 255))
2787 {
2788 cupsdLogMessage(CUPSD_LOG_ERROR,
2789 "Unknown time interval value for %s on line %d of "
2790 "%s.", line, linenum, filename);
2791 return (0);
2792 }
2793 else
2794 {
2795 double n; /* Number */
2796 char *units; /* Units */
2797
2798 n = strtod(value, &units);
2799
2800 if (units && *units)
2801 {
2802 if (tolower(units[0] & 255) == 'w')
2803 n *= 7 * 24 * 60 * 60;
2804 else if (tolower(units[0] & 255) == 'd')
2805 n *= 24 * 60 * 60;
2806 else if (tolower(units[0] & 255) == 'h')
2807 n *= 60 * 60;
2808 else if (tolower(units[0] & 255) == 'm')
2809 n *= 60;
2810 else
2811 {
2812 cupsdLogMessage(CUPSD_LOG_ERROR,
2813 "Unknown time interval value for %s on line "
2814 "%d of %s.", line, linenum, filename);
2815 return (0);
2816 }
2817 }
2818
2819 if (n < 0.0 || n > INT_MAX)
2820 {
2821 cupsdLogMessage(CUPSD_LOG_ERROR,
2822 "Bad time value for %s on line %d of %s.",
2823 line, linenum, filename);
2824 return (0);
2825 }
2826 else
2827 {
2828 *((int *)var->ptr) = (int)n;
2829 }
2830 }
2831 break;
2832
2833 case CUPSD_VARTYPE_BOOLEAN :
2834 if (!value)
2835 {
2836 cupsdLogMessage(CUPSD_LOG_ERROR,
2837 "Missing boolean value for %s on line %d of %s.",
2838 line, linenum, filename);
2839 return (0);
2840 }
2841 else if (!_cups_strcasecmp(value, "true") ||
2842 !_cups_strcasecmp(value, "on") ||
2843 !_cups_strcasecmp(value, "enabled") ||
2844 !_cups_strcasecmp(value, "yes") ||
2845 atoi(value) != 0)
2846 {
2847 *((int *)var->ptr) = TRUE;
2848 }
2849 else if (!_cups_strcasecmp(value, "false") ||
2850 !_cups_strcasecmp(value, "off") ||
2851 !_cups_strcasecmp(value, "disabled") ||
2852 !_cups_strcasecmp(value, "no") ||
2853 !_cups_strcasecmp(value, "0"))
2854 {
2855 *((int *)var->ptr) = FALSE;
2856 }
2857 else
2858 {
2859 cupsdLogMessage(CUPSD_LOG_ERROR,
2860 "Unknown boolean value %s on line %d of %s.",
2861 value, linenum, filename);
2862 return (0);
2863 }
2864 break;
2865
2866 case CUPSD_VARTYPE_PATHNAME :
2867 if (!value)
2868 {
2869 cupsdLogMessage(CUPSD_LOG_ERROR,
2870 "Missing pathname value for %s on line %d of %s.",
2871 line, linenum, filename);
2872 return (0);
2873 }
2874
2875 if (value[0] == '/')
2876 strlcpy(temp, value, sizeof(temp));
2877 else
2878 snprintf(temp, sizeof(temp), "%s/%s", ServerRoot, value);
2879
2880 if (access(temp, 0) && _cups_strcasecmp(value, "internal") && _cups_strcasecmp(line, "ServerKeychain"))
2881 {
2882 cupsdLogMessage(CUPSD_LOG_ERROR,
2883 "File or directory for \"%s %s\" on line %d of %s "
2884 "does not exist.", line, value, linenum, filename);
2885 return (0);
2886 }
2887
2888 cupsdSetString((char **)var->ptr, temp);
2889 break;
2890
2891 case CUPSD_VARTYPE_STRING :
2892 cupsdSetString((char **)var->ptr, value);
2893 break;
2894 }
2895
2896 return (1);
2897 }
2898
2899
2900 /*
2901 * 'read_cupsd_conf()' - Read the cupsd.conf configuration file.
2902 */
2903
2904 static int /* O - 1 on success, 0 on failure */
2905 read_cupsd_conf(cups_file_t *fp) /* I - File to read from */
2906 {
2907 int linenum; /* Current line number */
2908 char line[HTTP_MAX_BUFFER],
2909 /* Line from file */
2910 temp[HTTP_MAX_BUFFER],
2911 /* Temporary buffer for value */
2912 *value, /* Pointer to value */
2913 *valueptr; /* Pointer into value */
2914 int valuelen; /* Length of value */
2915 http_addrlist_t *addrlist, /* Address list */
2916 *addr; /* Current address */
2917 cups_file_t *incfile; /* Include file */
2918 char incname[1024]; /* Include filename */
2919
2920
2921 /*
2922 * Loop through each line in the file...
2923 */
2924
2925 linenum = 0;
2926
2927 while (cupsFileGetConf(fp, line, sizeof(line), &value, &linenum))
2928 {
2929 /*
2930 * Decode the directive...
2931 */
2932
2933 if (!_cups_strcasecmp(line, "Include") && value)
2934 {
2935 /*
2936 * Include filename
2937 */
2938
2939 if (value[0] == '/')
2940 strlcpy(incname, value, sizeof(incname));
2941 else
2942 snprintf(incname, sizeof(incname), "%s/%s", ServerRoot, value);
2943
2944 if ((incfile = cupsFileOpen(incname, "rb")) == NULL)
2945 cupsdLogMessage(CUPSD_LOG_ERROR,
2946 "Unable to include config file \"%s\" - %s",
2947 incname, strerror(errno));
2948 else
2949 {
2950 read_cupsd_conf(incfile);
2951 cupsFileClose(incfile);
2952 }
2953 }
2954 else if (!_cups_strcasecmp(line, "<Location") && value)
2955 {
2956 /*
2957 * <Location path>
2958 */
2959
2960 linenum = read_location(fp, value, linenum);
2961 if (linenum == 0)
2962 return (0);
2963 }
2964 else if (!_cups_strcasecmp(line, "<Policy") && value)
2965 {
2966 /*
2967 * <Policy name>
2968 */
2969
2970 linenum = read_policy(fp, value, linenum);
2971 if (linenum == 0)
2972 return (0);
2973 }
2974 else if (!_cups_strcasecmp(line, "FaxRetryInterval") && value)
2975 {
2976 JobRetryInterval = atoi(value);
2977 cupsdLogMessage(CUPSD_LOG_WARN,
2978 "FaxRetryInterval is deprecated; use "
2979 "JobRetryInterval on line %d of %s.", linenum, ConfigurationFile);
2980 }
2981 else if (!_cups_strcasecmp(line, "FaxRetryLimit") && value)
2982 {
2983 JobRetryLimit = atoi(value);
2984 cupsdLogMessage(CUPSD_LOG_WARN,
2985 "FaxRetryLimit is deprecated; use "
2986 "JobRetryLimit on line %d of %s.", linenum, ConfigurationFile);
2987 }
2988 #ifdef HAVE_SSL
2989 else if (!_cups_strcasecmp(line, "SSLOptions"))
2990 {
2991 /*
2992 * SSLOptions [AllowRC4] [AllowSSL3] [None]
2993 */
2994
2995 int options = 0; /* SSL/TLS options */
2996
2997 if (value)
2998 {
2999 char *start, /* Start of option */
3000 *end; /* End of option */
3001
3002 for (start = value; *start; start = end)
3003 {
3004 /*
3005 * Find end of keyword...
3006 */
3007
3008 end = start;
3009 while (*end && !_cups_isspace(*end))
3010 end ++;
3011
3012 if (*end)
3013 *end++ = '\0';
3014
3015 /*
3016 * Compare...
3017 */
3018
3019 if (!_cups_strcasecmp(start, "AllowRC4"))
3020 options |= _HTTP_TLS_ALLOW_RC4;
3021 else if (!_cups_strcasecmp(start, "AllowSSL3"))
3022 options |= _HTTP_TLS_ALLOW_SSL3;
3023 else if (!_cups_strcasecmp(start, "None"))
3024 options = 0;
3025 else if (_cups_strcasecmp(start, "NoEmptyFragments"))
3026 cupsdLogMessage(CUPSD_LOG_WARN, "Unknown SSL option %s at line %d.", start, linenum);
3027 }
3028 }
3029
3030 _httpTLSSetOptions(options);
3031 }
3032 #endif /* HAVE_SSL */
3033 else if ((!_cups_strcasecmp(line, "Port") || !_cups_strcasecmp(line, "Listen")
3034 #ifdef HAVE_SSL
3035 || !_cups_strcasecmp(line, "SSLPort") || !_cups_strcasecmp(line, "SSLListen")
3036 #endif /* HAVE_SSL */
3037 ) && value)
3038 {
3039 /*
3040 * Add listening address(es) to the list...
3041 */
3042
3043 cupsd_listener_t *lis; /* New listeners array */
3044
3045
3046 /*
3047 * Get the address list...
3048 */
3049
3050 addrlist = get_address(value, IPP_PORT);
3051
3052 if (!addrlist)
3053 {
3054 cupsdLogMessage(CUPSD_LOG_ERROR, "Bad %s address %s at line %d.", line,
3055 value, linenum);
3056 continue;
3057 }
3058
3059 /*
3060 * Add each address...
3061 */
3062
3063 for (addr = addrlist; addr; addr = addr->next)
3064 {
3065 /*
3066 * See if this address is already present...
3067 */
3068
3069 for (lis = (cupsd_listener_t *)cupsArrayFirst(Listeners);
3070 lis;
3071 lis = (cupsd_listener_t *)cupsArrayNext(Listeners))
3072 if (httpAddrEqual(&(addr->addr), &(lis->address)) &&
3073 httpAddrPort(&(addr->addr)) == httpAddrPort(&(lis->address)))
3074 break;
3075
3076 if (lis)
3077 {
3078 #ifdef HAVE_ONDEMAND
3079 if (!lis->on_demand)
3080 #endif /* HAVE_ONDEMAND */
3081 {
3082 httpAddrString(&lis->address, temp, sizeof(temp));
3083 cupsdLogMessage(CUPSD_LOG_WARN,
3084 "Duplicate listen address \"%s\" ignored.", temp);
3085 }
3086
3087 continue;
3088 }
3089
3090 /*
3091 * Allocate another listener...
3092 */
3093
3094 if (!Listeners)
3095 Listeners = cupsArrayNew(NULL, NULL);
3096
3097 if (!Listeners)
3098 {
3099 cupsdLogMessage(CUPSD_LOG_ERROR,
3100 "Unable to allocate %s at line %d - %s.",
3101 line, linenum, strerror(errno));
3102 break;
3103 }
3104
3105 if ((lis = calloc(1, sizeof(cupsd_listener_t))) == NULL)
3106 {
3107 cupsdLogMessage(CUPSD_LOG_ERROR,
3108 "Unable to allocate %s at line %d - %s.",
3109 line, linenum, strerror(errno));
3110 break;
3111 }
3112
3113 cupsArrayAdd(Listeners, lis);
3114
3115 /*
3116 * Copy the current address and log it...
3117 */
3118
3119 memcpy(&(lis->address), &(addr->addr), sizeof(lis->address));
3120 lis->fd = -1;
3121
3122 #ifdef HAVE_SSL
3123 if (!_cups_strcasecmp(line, "SSLPort") || !_cups_strcasecmp(line, "SSLListen"))
3124 lis->encryption = HTTP_ENCRYPT_ALWAYS;
3125 #endif /* HAVE_SSL */
3126
3127 httpAddrString(&lis->address, temp, sizeof(temp));
3128
3129 #ifdef AF_LOCAL
3130 if (lis->address.addr.sa_family == AF_LOCAL)
3131 cupsdLogMessage(CUPSD_LOG_INFO, "Listening to %s (Domain)", temp);
3132 else
3133 #endif /* AF_LOCAL */
3134 cupsdLogMessage(CUPSD_LOG_INFO, "Listening to %s:%d (IPv%d)", temp,
3135 httpAddrPort(&(lis->address)),
3136 httpAddrFamily(&(lis->address)) == AF_INET ? 4 : 6);
3137
3138 if (!httpAddrLocalhost(&(lis->address)))
3139 RemotePort = httpAddrPort(&(lis->address));
3140 }
3141
3142 /*
3143 * Free the list...
3144 */
3145
3146 httpAddrFreeList(addrlist);
3147 }
3148 else if (!_cups_strcasecmp(line, "BrowseProtocols") ||
3149 !_cups_strcasecmp(line, "BrowseLocalProtocols"))
3150 {
3151 /*
3152 * "BrowseProtocols name [... name]"
3153 * "BrowseLocalProtocols name [... name]"
3154 */
3155
3156 int protocols = parse_protocols(value);
3157
3158 if (protocols < 0)
3159 {
3160 cupsdLogMessage(CUPSD_LOG_ERROR,
3161 "Unknown browse protocol \"%s\" on line %d of %s.",
3162 value, linenum, ConfigurationFile);
3163 break;
3164 }
3165
3166 BrowseLocalProtocols = protocols;
3167 }
3168 else if (!_cups_strcasecmp(line, "DefaultAuthType") && value)
3169 {
3170 /*
3171 * DefaultAuthType {basic,digest,basicdigest,negotiate}
3172 */
3173
3174 if (!_cups_strcasecmp(value, "none"))
3175 default_auth_type = CUPSD_AUTH_NONE;
3176 else if (!_cups_strcasecmp(value, "basic"))
3177 default_auth_type = CUPSD_AUTH_BASIC;
3178 #ifdef HAVE_GSSAPI
3179 else if (!_cups_strcasecmp(value, "negotiate"))
3180 default_auth_type = CUPSD_AUTH_NEGOTIATE;
3181 #endif /* HAVE_GSSAPI */
3182 else if (!_cups_strcasecmp(value, "auto"))
3183 default_auth_type = CUPSD_AUTH_AUTO;
3184 else
3185 {
3186 cupsdLogMessage(CUPSD_LOG_WARN,
3187 "Unknown default authorization type %s on line %d of %s.",
3188 value, linenum, ConfigurationFile);
3189 if (FatalErrors & CUPSD_FATAL_CONFIG)
3190 return (0);
3191 }
3192 }
3193 #ifdef HAVE_SSL
3194 else if (!_cups_strcasecmp(line, "DefaultEncryption"))
3195 {
3196 /*
3197 * DefaultEncryption {Never,IfRequested,Required}
3198 */
3199
3200 if (!value || !_cups_strcasecmp(value, "never"))
3201 DefaultEncryption = HTTP_ENCRYPT_NEVER;
3202 else if (!_cups_strcasecmp(value, "required"))
3203 DefaultEncryption = HTTP_ENCRYPT_REQUIRED;
3204 else if (!_cups_strcasecmp(value, "ifrequested"))
3205 DefaultEncryption = HTTP_ENCRYPT_IF_REQUESTED;
3206 else
3207 {
3208 cupsdLogMessage(CUPSD_LOG_WARN,
3209 "Unknown default encryption %s on line %d of %s.",
3210 value, linenum, ConfigurationFile);
3211 if (FatalErrors & CUPSD_FATAL_CONFIG)
3212 return (0);
3213 }
3214 }
3215 #endif /* HAVE_SSL */
3216 else if (!_cups_strcasecmp(line, "HostNameLookups") && value)
3217 {
3218 /*
3219 * Do hostname lookups?
3220 */
3221
3222 if (!_cups_strcasecmp(value, "off") || !_cups_strcasecmp(value, "no") ||
3223 !_cups_strcasecmp(value, "false"))
3224 HostNameLookups = 0;
3225 else if (!_cups_strcasecmp(value, "on") || !_cups_strcasecmp(value, "yes") ||
3226 !_cups_strcasecmp(value, "true"))
3227 HostNameLookups = 1;
3228 else if (!_cups_strcasecmp(value, "double"))
3229 HostNameLookups = 2;
3230 else
3231 cupsdLogMessage(CUPSD_LOG_WARN, "Unknown HostNameLookups %s on line %d of %s.",
3232 value, linenum, ConfigurationFile);
3233 }
3234 else if (!_cups_strcasecmp(line, "AccessLogLevel") && value)
3235 {
3236 /*
3237 * Amount of logging to do to access log...
3238 */
3239
3240 if (!_cups_strcasecmp(value, "all"))
3241 AccessLogLevel = CUPSD_ACCESSLOG_ALL;
3242 else if (!_cups_strcasecmp(value, "actions"))
3243 AccessLogLevel = CUPSD_ACCESSLOG_ACTIONS;
3244 else if (!_cups_strcasecmp(value, "config"))
3245 AccessLogLevel = CUPSD_ACCESSLOG_CONFIG;
3246 else if (!_cups_strcasecmp(value, "none"))
3247 AccessLogLevel = CUPSD_ACCESSLOG_NONE;
3248 else
3249 cupsdLogMessage(CUPSD_LOG_WARN, "Unknown AccessLogLevel %s on line %d of %s.",
3250 value, linenum, ConfigurationFile);
3251 }
3252 else if (!_cups_strcasecmp(line, "LogLevel") && value)
3253 {
3254 /*
3255 * Amount of logging to do to error log...
3256 */
3257
3258 if (!_cups_strcasecmp(value, "debug2"))
3259 LogLevel = CUPSD_LOG_DEBUG2;
3260 else if (!_cups_strcasecmp(value, "debug"))
3261 LogLevel = CUPSD_LOG_DEBUG;
3262 else if (!_cups_strcasecmp(value, "info"))
3263 LogLevel = CUPSD_LOG_INFO;
3264 else if (!_cups_strcasecmp(value, "notice"))
3265 LogLevel = CUPSD_LOG_NOTICE;
3266 else if (!_cups_strcasecmp(value, "warn"))
3267 LogLevel = CUPSD_LOG_WARN;
3268 else if (!_cups_strcasecmp(value, "error"))
3269 LogLevel = CUPSD_LOG_ERROR;
3270 else if (!_cups_strcasecmp(value, "crit"))
3271 LogLevel = CUPSD_LOG_CRIT;
3272 else if (!_cups_strcasecmp(value, "alert"))
3273 LogLevel = CUPSD_LOG_ALERT;
3274 else if (!_cups_strcasecmp(value, "emerg"))
3275 LogLevel = CUPSD_LOG_EMERG;
3276 else if (!_cups_strcasecmp(value, "none"))
3277 LogLevel = CUPSD_LOG_NONE;
3278 else
3279 cupsdLogMessage(CUPSD_LOG_WARN, "Unknown LogLevel %s on line %d of %s.",
3280 value, linenum, ConfigurationFile);
3281 }
3282 else if (!_cups_strcasecmp(line, "LogTimeFormat") && value)
3283 {
3284 /*
3285 * Amount of logging to do to error log...
3286 */
3287
3288 if (!_cups_strcasecmp(value, "standard"))
3289 LogTimeFormat = CUPSD_TIME_STANDARD;
3290 else if (!_cups_strcasecmp(value, "usecs"))
3291 LogTimeFormat = CUPSD_TIME_USECS;
3292 else
3293 cupsdLogMessage(CUPSD_LOG_WARN, "Unknown LogTimeFormat %s on line %d of %s.",
3294 value, linenum, ConfigurationFile);
3295 }
3296 else if (!_cups_strcasecmp(line, "ServerTokens") && value)
3297 {
3298 /*
3299 * Set the string used for the Server header...
3300 */
3301
3302 struct utsname plat; /* Platform info */
3303
3304
3305 uname(&plat);
3306
3307 if (!_cups_strcasecmp(value, "ProductOnly"))
3308 cupsdSetString(&ServerHeader, "CUPS IPP");
3309 else if (!_cups_strcasecmp(value, "Major"))
3310 cupsdSetStringf(&ServerHeader, "CUPS/%d IPP/2", CUPS_VERSION_MAJOR);
3311 else if (!_cups_strcasecmp(value, "Minor"))
3312 cupsdSetStringf(&ServerHeader, "CUPS/%d.%d IPP/2.1", CUPS_VERSION_MAJOR,
3313 CUPS_VERSION_MINOR);
3314 else if (!_cups_strcasecmp(value, "Minimal"))
3315 cupsdSetString(&ServerHeader, CUPS_MINIMAL " IPP/2.1");
3316 else if (!_cups_strcasecmp(value, "OS"))
3317 cupsdSetStringf(&ServerHeader, CUPS_MINIMAL " (%s %s) IPP/2.1",
3318 plat.sysname, plat.release);
3319 else if (!_cups_strcasecmp(value, "Full"))
3320 cupsdSetStringf(&ServerHeader, CUPS_MINIMAL " (%s %s; %s) IPP/2.1",
3321 plat.sysname, plat.release, plat.machine);
3322 else if (!_cups_strcasecmp(value, "None"))
3323 cupsdClearString(&ServerHeader);
3324 else
3325 cupsdLogMessage(CUPSD_LOG_WARN, "Unknown ServerTokens %s on line %d of %s.",
3326 value, linenum, ConfigurationFile);
3327 }
3328 else if (!_cups_strcasecmp(line, "PassEnv") && value)
3329 {
3330 /*
3331 * PassEnv variable [... variable]
3332 */
3333
3334 for (; *value;)
3335 {
3336 for (valuelen = 0; value[valuelen]; valuelen ++)
3337 if (_cups_isspace(value[valuelen]) || value[valuelen] == ',')
3338 break;
3339
3340 if (value[valuelen])
3341 {
3342 value[valuelen] = '\0';
3343 valuelen ++;
3344 }
3345
3346 cupsdSetEnv(value, NULL);
3347
3348 for (value += valuelen; *value; value ++)
3349 if (!_cups_isspace(*value) || *value != ',')
3350 break;
3351 }
3352 }
3353 else if (!_cups_strcasecmp(line, "ServerAlias") && value)
3354 {
3355 /*
3356 * ServerAlias name [... name]
3357 */
3358
3359 if (!ServerAlias)
3360 ServerAlias = cupsArrayNew(NULL, NULL);
3361
3362 for (; *value;)
3363 {
3364 for (valuelen = 0; value[valuelen]; valuelen ++)
3365 if (_cups_isspace(value[valuelen]) || value[valuelen] == ',')
3366 break;
3367
3368 if (value[valuelen])
3369 {
3370 value[valuelen] = '\0';
3371 valuelen ++;
3372 }
3373
3374 cupsdAddAlias(ServerAlias, value);
3375
3376 for (value += valuelen; *value; value ++)
3377 if (!_cups_isspace(*value) || *value != ',')
3378 break;
3379 }
3380 }
3381 else if (!_cups_strcasecmp(line, "SetEnv") && value)
3382 {
3383 /*
3384 * SetEnv variable value
3385 */
3386
3387 for (valueptr = value; *valueptr && !isspace(*valueptr & 255); valueptr ++);
3388
3389 if (*valueptr)
3390 {
3391 /*
3392 * Found a value...
3393 */
3394
3395 while (isspace(*valueptr & 255))
3396 *valueptr++ = '\0';
3397
3398 cupsdSetEnv(value, valueptr);
3399 }
3400 else
3401 cupsdLogMessage(CUPSD_LOG_ERROR,
3402 "Missing value for SetEnv directive on line %d of %s.",
3403 linenum, ConfigurationFile);
3404 }
3405 else if (!_cups_strcasecmp(line, "AccessLog") ||
3406 !_cups_strcasecmp(line, "CacheDir") ||
3407 !_cups_strcasecmp(line, "ConfigFilePerm") ||
3408 !_cups_strcasecmp(line, "DataDir") ||
3409 !_cups_strcasecmp(line, "DocumentRoot") ||
3410 !_cups_strcasecmp(line, "ErrorLog") ||
3411 !_cups_strcasecmp(line, "FatalErrors") ||
3412 !_cups_strcasecmp(line, "FileDevice") ||
3413 !_cups_strcasecmp(line, "FontPath") ||
3414 !_cups_strcasecmp(line, "Group") ||
3415 !_cups_strcasecmp(line, "LogFilePerm") ||
3416 !_cups_strcasecmp(line, "LPDConfigFile") ||
3417 !_cups_strcasecmp(line, "PageLog") ||
3418 !_cups_strcasecmp(line, "Printcap") ||
3419 !_cups_strcasecmp(line, "PrintcapFormat") ||
3420 !_cups_strcasecmp(line, "RemoteRoot") ||
3421 !_cups_strcasecmp(line, "RequestRoot") ||
3422 !_cups_strcasecmp(line, "ServerBin") ||
3423 !_cups_strcasecmp(line, "ServerCertificate") ||
3424 !_cups_strcasecmp(line, "ServerKey") ||
3425 !_cups_strcasecmp(line, "ServerKeychain") ||
3426 !_cups_strcasecmp(line, "ServerRoot") ||
3427 !_cups_strcasecmp(line, "SMBConfigFile") ||
3428 !_cups_strcasecmp(line, "StateDir") ||
3429 !_cups_strcasecmp(line, "SystemGroup") ||
3430 !_cups_strcasecmp(line, "SystemGroupAuthKey") ||
3431 !_cups_strcasecmp(line, "TempDir") ||
3432 !_cups_strcasecmp(line, "User"))
3433 {
3434 cupsdLogMessage(CUPSD_LOG_INFO,
3435 "Please move \"%s%s%s\" on line %d of %s to the %s file; "
3436 "this will become an error in a future release.",
3437 line, value ? " " : "", value ? value : "", linenum,
3438 ConfigurationFile, CupsFilesFile);
3439 }
3440 else
3441 parse_variable(ConfigurationFile, linenum, line, value,
3442 sizeof(cupsd_vars) / sizeof(cupsd_vars[0]), cupsd_vars);
3443 }
3444
3445 return (1);
3446 }
3447
3448
3449 /*
3450 * 'read_cups_files_conf()' - Read the cups-files.conf configuration file.
3451 */
3452
3453 static int /* O - 1 on success, 0 on failure */
3454 read_cups_files_conf(cups_file_t *fp) /* I - File to read from */
3455 {
3456 int linenum; /* Current line number */
3457 char line[HTTP_MAX_BUFFER], /* Line from file */
3458 *value; /* Value from line */
3459 struct group *group; /* Group */
3460
3461
3462 /*
3463 * Loop through each line in the file...
3464 */
3465
3466 linenum = 0;
3467
3468 while (cupsFileGetConf(fp, line, sizeof(line), &value, &linenum))
3469 {
3470 if (!_cups_strcasecmp(line, "FatalErrors"))
3471 FatalErrors = parse_fatal_errors(value);
3472 else if (!_cups_strcasecmp(line, "Group") && value)
3473 {
3474 /*
3475 * Group ID to run as...
3476 */
3477
3478 if (isdigit(value[0]))
3479 Group = (gid_t)atoi(value);
3480 else
3481 {
3482 endgrent();
3483 group = getgrnam(value);
3484
3485 if (group != NULL)
3486 Group = group->gr_gid;
3487 else
3488 {
3489 cupsdLogMessage(CUPSD_LOG_ERROR,
3490 "Unknown Group \"%s\" on line %d of %s.", value,
3491 linenum, CupsFilesFile);
3492 if (FatalErrors & CUPSD_FATAL_CONFIG)
3493 return (0);
3494 }
3495 }
3496 }
3497 else if (!_cups_strcasecmp(line, "PrintcapFormat") && value)
3498 {
3499 /*
3500 * Format of printcap file?
3501 */
3502
3503 if (!_cups_strcasecmp(value, "bsd"))
3504 PrintcapFormat = PRINTCAP_BSD;
3505 else if (!_cups_strcasecmp(value, "plist"))
3506 PrintcapFormat = PRINTCAP_PLIST;
3507 else if (!_cups_strcasecmp(value, "solaris"))
3508 PrintcapFormat = PRINTCAP_SOLARIS;
3509 else
3510 {
3511 cupsdLogMessage(CUPSD_LOG_ERROR,
3512 "Unknown PrintcapFormat \"%s\" on line %d of %s.",
3513 value, linenum, CupsFilesFile);
3514 if (FatalErrors & CUPSD_FATAL_CONFIG)
3515 return (0);
3516 }
3517 }
3518 else if (!_cups_strcasecmp(line, "Sandboxing") && value)
3519 {
3520 /*
3521 * Level of sandboxing?
3522 */
3523
3524 if (!_cups_strcasecmp(value, "off") && getuid())
3525 {
3526 Sandboxing = CUPSD_SANDBOXING_OFF;
3527 cupsdLogMessage(CUPSD_LOG_WARN, "Disabling sandboxing is not recommended (line %d of %s)", linenum, CupsFilesFile);
3528 }
3529 else if (!_cups_strcasecmp(value, "relaxed"))
3530 Sandboxing = CUPSD_SANDBOXING_RELAXED;
3531 else if (!_cups_strcasecmp(value, "strict"))
3532 Sandboxing = CUPSD_SANDBOXING_STRICT;
3533 else
3534 {
3535 cupsdLogMessage(CUPSD_LOG_ERROR,
3536 "Unknown Sandboxing \"%s\" on line %d of %s.",
3537 value, linenum, CupsFilesFile);
3538 if (FatalErrors & CUPSD_FATAL_CONFIG)
3539 return (0);
3540 }
3541 }
3542 else if (!_cups_strcasecmp(line, "SystemGroup") && value)
3543 {
3544 /*
3545 * SystemGroup (admin) group(s)...
3546 */
3547
3548 if (!parse_groups(value))
3549 {
3550 cupsdLogMessage(CUPSD_LOG_ERROR,
3551 "Unknown SystemGroup \"%s\" on line %d of %s.", value,
3552 linenum, CupsFilesFile);
3553 if (FatalErrors & CUPSD_FATAL_CONFIG)
3554 return (0);
3555 }
3556 }
3557 else if (!_cups_strcasecmp(line, "User") && value)
3558 {
3559 /*
3560 * User ID to run as...
3561 */
3562
3563 if (isdigit(value[0] & 255))
3564 {
3565 int uid = atoi(value);
3566
3567 if (!uid)
3568 {
3569 cupsdLogMessage(CUPSD_LOG_ERROR,
3570 "Will not use User 0 as specified on line %d of %s "
3571 "for security reasons. You must use a non-"
3572 "privileged account instead.",
3573 linenum, CupsFilesFile);
3574 if (FatalErrors & CUPSD_FATAL_CONFIG)
3575 return (0);
3576 }
3577 else
3578 User = (uid_t)atoi(value);
3579 }
3580 else
3581 {
3582 struct passwd *p; /* Password information */
3583
3584 endpwent();
3585 p = getpwnam(value);
3586
3587 if (p)
3588 {
3589 if (!p->pw_uid)
3590 {
3591 cupsdLogMessage(CUPSD_LOG_ERROR,
3592 "Will not use User %s (UID=0) as specified on line "
3593 "%d of %s for security reasons. You must use a "
3594 "non-privileged account instead.",
3595 value, linenum, CupsFilesFile);
3596 if (FatalErrors & CUPSD_FATAL_CONFIG)
3597 return (0);
3598 }
3599 else
3600 User = p->pw_uid;
3601 }
3602 else
3603 {
3604 cupsdLogMessage(CUPSD_LOG_ERROR,
3605 "Unknown User \"%s\" on line %d of %s.",
3606 value, linenum, CupsFilesFile);
3607 if (FatalErrors & CUPSD_FATAL_CONFIG)
3608 return (0);
3609 }
3610 }
3611 }
3612 else if (!_cups_strcasecmp(line, "ServerCertificate") ||
3613 !_cups_strcasecmp(line, "ServerKey"))
3614 {
3615 cupsdLogMessage(CUPSD_LOG_INFO,
3616 "The \"%s\" directive on line %d of %s is no longer "
3617 "supported; this will become an error in a future "
3618 "release.",
3619 line, linenum, CupsFilesFile);
3620 }
3621 else if (!parse_variable(CupsFilesFile, linenum, line, value,
3622 sizeof(cupsfiles_vars) / sizeof(cupsfiles_vars[0]),
3623 cupsfiles_vars) &&
3624 (FatalErrors & CUPSD_FATAL_CONFIG))
3625 return (0);
3626 }
3627
3628 return (1);
3629 }
3630
3631
3632 /*
3633 * 'read_location()' - Read a <Location path> definition.
3634 */
3635
3636 static int /* O - New line number or 0 on error */
3637 read_location(cups_file_t *fp, /* I - Configuration file */
3638 char *location, /* I - Location name/path */
3639 int linenum) /* I - Current line number */
3640 {
3641 cupsd_location_t *loc, /* New location */
3642 *parent; /* Parent location */
3643 char line[HTTP_MAX_BUFFER],
3644 /* Line buffer */
3645 *value, /* Value for directive */
3646 *valptr; /* Pointer into value */
3647
3648
3649 if ((parent = cupsdFindLocation(location)) != NULL)
3650 cupsdLogMessage(CUPSD_LOG_WARN, "Duplicate <Location %s> on line %d of %s.",
3651 location, linenum, ConfigurationFile);
3652 else if ((parent = cupsdNewLocation(location)) == NULL)
3653 return (0);
3654 else
3655 {
3656 cupsdAddLocation(parent);
3657
3658 parent->limit = CUPSD_AUTH_LIMIT_ALL;
3659 }
3660
3661 loc = parent;
3662
3663 while (cupsFileGetConf(fp, line, sizeof(line), &value, &linenum))
3664 {
3665 /*
3666 * Decode the directive...
3667 */
3668
3669 if (!_cups_strcasecmp(line, "</Location>"))
3670 return (linenum);
3671 else if (!_cups_strcasecmp(line, "<Limit") ||
3672 !_cups_strcasecmp(line, "<LimitExcept"))
3673 {
3674 if (!value)
3675 {
3676 cupsdLogMessage(CUPSD_LOG_ERROR, "Syntax error on line %d of %s.", linenum, ConfigurationFile);
3677 if (FatalErrors & CUPSD_FATAL_CONFIG)
3678 return (0);
3679 else
3680 continue;
3681 }
3682
3683 if ((loc = cupsdCopyLocation(parent)) == NULL)
3684 return (0);
3685
3686 cupsdAddLocation(loc);
3687
3688 loc->limit = 0;
3689 while (*value)
3690 {
3691 for (valptr = value; !isspace(*valptr & 255) && *valptr; valptr ++);
3692
3693 if (*valptr)
3694 *valptr++ = '\0';
3695
3696 if (!strcmp(value, "ALL"))
3697 loc->limit = CUPSD_AUTH_LIMIT_ALL;
3698 else if (!strcmp(value, "GET"))
3699 loc->limit |= CUPSD_AUTH_LIMIT_GET;
3700 else if (!strcmp(value, "HEAD"))
3701 loc->limit |= CUPSD_AUTH_LIMIT_HEAD;
3702 else if (!strcmp(value, "OPTIONS"))
3703 loc->limit |= CUPSD_AUTH_LIMIT_OPTIONS;
3704 else if (!strcmp(value, "POST"))
3705 loc->limit |= CUPSD_AUTH_LIMIT_POST;
3706 else if (!strcmp(value, "PUT"))
3707 loc->limit |= CUPSD_AUTH_LIMIT_PUT;
3708 else if (!strcmp(value, "TRACE"))
3709 loc->limit |= CUPSD_AUTH_LIMIT_TRACE;
3710 else
3711 cupsdLogMessage(CUPSD_LOG_WARN, "Unknown request type %s on line %d of %s.",
3712 value, linenum, ConfigurationFile);
3713
3714 for (value = valptr; isspace(*value & 255); value ++);
3715 }
3716
3717 if (!_cups_strcasecmp(line, "<LimitExcept"))
3718 loc->limit = CUPSD_AUTH_LIMIT_ALL ^ loc->limit;
3719
3720 parent->limit &= ~loc->limit;
3721 }
3722 else if (!_cups_strcasecmp(line, "</Limit>") ||
3723 !_cups_strcasecmp(line, "</LimitExcept>"))
3724 loc = parent;
3725 else if (!value)
3726 {
3727 cupsdLogMessage(CUPSD_LOG_ERROR, "Missing value on line %d of %s.", linenum, ConfigurationFile);
3728 if (FatalErrors & CUPSD_FATAL_CONFIG)
3729 return (0);
3730 }
3731 else if (!parse_aaa(loc, line, value, linenum))
3732 {
3733 cupsdLogMessage(CUPSD_LOG_ERROR,
3734 "Unknown Location directive %s on line %d of %s.",
3735 line, linenum, ConfigurationFile);
3736 if (FatalErrors & CUPSD_FATAL_CONFIG)
3737 return (0);
3738 }
3739 }
3740
3741 cupsdLogMessage(CUPSD_LOG_ERROR,
3742 "Unexpected end-of-file at line %d while reading location.",
3743 linenum);
3744
3745 return ((FatalErrors & CUPSD_FATAL_CONFIG) ? 0 : linenum);
3746 }
3747
3748
3749 /*
3750 * 'read_policy()' - Read a <Policy name> definition.
3751 */
3752
3753 static int /* O - New line number or 0 on error */
3754 read_policy(cups_file_t *fp, /* I - Configuration file */
3755 char *policy, /* I - Location name/path */
3756 int linenum) /* I - Current line number */
3757 {
3758 int i; /* Looping var */
3759 cupsd_policy_t *pol; /* Policy */
3760 cupsd_location_t *op; /* Policy operation */
3761 int num_ops; /* Number of IPP operations */
3762 ipp_op_t ops[100]; /* Operations */
3763 char line[HTTP_MAX_BUFFER],
3764 /* Line buffer */
3765 *value, /* Value for directive */
3766 *valptr; /* Pointer into value */
3767
3768
3769 /*
3770 * Create the policy...
3771 */
3772
3773 if ((pol = cupsdFindPolicy(policy)) != NULL)
3774 cupsdLogMessage(CUPSD_LOG_WARN, "Duplicate <Policy %s> on line %d of %s.",
3775 policy, linenum, ConfigurationFile);
3776 else if ((pol = cupsdAddPolicy(policy)) == NULL)
3777 return (0);
3778
3779 /*
3780 * Read from the file...
3781 */
3782
3783 op = NULL;
3784 num_ops = 0;
3785
3786 while (cupsFileGetConf(fp, line, sizeof(line), &value, &linenum))
3787 {
3788 /*
3789 * Decode the directive...
3790 */
3791
3792 if (!_cups_strcasecmp(line, "</Policy>"))
3793 {
3794 if (op)
3795 cupsdLogMessage(CUPSD_LOG_WARN,
3796 "Missing </Limit> before </Policy> on line %d of %s.",
3797 linenum, ConfigurationFile);
3798
3799 set_policy_defaults(pol);
3800
3801 return (linenum);
3802 }
3803 else if (!_cups_strcasecmp(line, "<Limit") && !op)
3804 {
3805 if (!value)
3806 {
3807 cupsdLogMessage(CUPSD_LOG_ERROR, "Syntax error on line %d of %s.", linenum, ConfigurationFile);
3808 if (FatalErrors & CUPSD_FATAL_CONFIG)
3809 return (0);
3810 else
3811 continue;
3812 }
3813
3814 /*
3815 * Scan for IPP operation names...
3816 */
3817
3818 num_ops = 0;
3819
3820 while (*value)
3821 {
3822 for (valptr = value; !isspace(*valptr & 255) && *valptr; valptr ++);
3823
3824 if (*valptr)
3825 *valptr++ = '\0';
3826
3827 if (num_ops < (int)(sizeof(ops) / sizeof(ops[0])))
3828 {
3829 if (!_cups_strcasecmp(value, "All"))
3830 ops[num_ops] = IPP_ANY_OPERATION;
3831 else if ((ops[num_ops] = ippOpValue(value)) == IPP_BAD_OPERATION)
3832 cupsdLogMessage(CUPSD_LOG_ERROR,
3833 "Bad IPP operation name \"%s\" on line %d of %s.",
3834 value, linenum, ConfigurationFile);
3835 else
3836 num_ops ++;
3837 }
3838 else
3839 cupsdLogMessage(CUPSD_LOG_ERROR,
3840 "Too many operations listed on line %d of %s.",
3841 linenum, ConfigurationFile);
3842
3843 for (value = valptr; isspace(*value & 255); value ++);
3844 }
3845
3846 /*
3847 * If none are specified, apply the policy to all operations...
3848 */
3849
3850 if (num_ops == 0)
3851 {
3852 ops[0] = IPP_ANY_OPERATION;
3853 num_ops = 1;
3854 }
3855
3856 /*
3857 * Add a new policy for the first operation...
3858 */
3859
3860 op = cupsdAddPolicyOp(pol, NULL, ops[0]);
3861 }
3862 else if (!_cups_strcasecmp(line, "</Limit>") && op)
3863 {
3864 /*
3865 * Finish the current operation limit...
3866 */
3867
3868 if (num_ops > 1)
3869 {
3870 /*
3871 * Copy the policy to the other operations...
3872 */
3873
3874 for (i = 1; i < num_ops; i ++)
3875 cupsdAddPolicyOp(pol, op, ops[i]);
3876 }
3877
3878 op = NULL;
3879 }
3880 else if (!value)
3881 {
3882 cupsdLogMessage(CUPSD_LOG_ERROR, "Missing value on line %d of %s.", linenum, ConfigurationFile);
3883 if (FatalErrors & CUPSD_FATAL_CONFIG)
3884 return (0);
3885 }
3886 else if (!_cups_strcasecmp(line, "JobPrivateAccess") ||
3887 !_cups_strcasecmp(line, "JobPrivateValues") ||
3888 !_cups_strcasecmp(line, "SubscriptionPrivateAccess") ||
3889 !_cups_strcasecmp(line, "SubscriptionPrivateValues"))
3890 {
3891 if (op)
3892 {
3893 cupsdLogMessage(CUPSD_LOG_ERROR,
3894 "%s directive must appear outside <Limit>...</Limit> "
3895 "on line %d of %s.", line, linenum, ConfigurationFile);
3896 if (FatalErrors & CUPSD_FATAL_CONFIG)
3897 return (0);
3898 }
3899 else
3900 {
3901 /*
3902 * Pull out whitespace-delimited values...
3903 */
3904
3905 while (*value)
3906 {
3907 /*
3908 * Find the end of the current value...
3909 */
3910
3911 for (valptr = value; !isspace(*valptr & 255) && *valptr; valptr ++);
3912
3913 if (*valptr)
3914 *valptr++ = '\0';
3915
3916 /*
3917 * Save it appropriately...
3918 */
3919
3920 if (!_cups_strcasecmp(line, "JobPrivateAccess"))
3921 {
3922 /*
3923 * JobPrivateAccess {all|default|user/group list|@@ACL}
3924 */
3925
3926 if (!_cups_strcasecmp(value, "default"))
3927 {
3928 cupsdAddString(&(pol->job_access), "@OWNER");
3929 cupsdAddString(&(pol->job_access), "@SYSTEM");
3930 }
3931 else
3932 cupsdAddString(&(pol->job_access), value);
3933 }
3934 else if (!_cups_strcasecmp(line, "JobPrivateValues"))
3935 {
3936 /*
3937 * JobPrivateValues {all|none|default|attribute list}
3938 */
3939
3940 if (!_cups_strcasecmp(value, "default"))
3941 {
3942 cupsdAddString(&(pol->job_attrs), "job-name");
3943 cupsdAddString(&(pol->job_attrs), "job-originating-host-name");
3944 cupsdAddString(&(pol->job_attrs), "job-originating-user-name");
3945 cupsdAddString(&(pol->job_attrs), "phone");
3946 }
3947 else
3948 cupsdAddString(&(pol->job_attrs), value);
3949 }
3950 else if (!_cups_strcasecmp(line, "SubscriptionPrivateAccess"))
3951 {
3952 /*
3953 * SubscriptionPrivateAccess {all|default|user/group list|@@ACL}
3954 */
3955
3956 if (!_cups_strcasecmp(value, "default"))
3957 {
3958 cupsdAddString(&(pol->sub_access), "@OWNER");
3959 cupsdAddString(&(pol->sub_access), "@SYSTEM");
3960 }
3961 else
3962 cupsdAddString(&(pol->sub_access), value);
3963 }
3964 else /* if (!_cups_strcasecmp(line, "SubscriptionPrivateValues")) */
3965 {
3966 /*
3967 * SubscriptionPrivateValues {all|none|default|attribute list}
3968 */
3969
3970 if (!_cups_strcasecmp(value, "default"))
3971 {
3972 cupsdAddString(&(pol->sub_attrs), "notify-events");
3973 cupsdAddString(&(pol->sub_attrs), "notify-pull-method");
3974 cupsdAddString(&(pol->sub_attrs), "notify-recipient-uri");
3975 cupsdAddString(&(pol->sub_attrs), "notify-subscriber-user-name");
3976 cupsdAddString(&(pol->sub_attrs), "notify-user-data");
3977 }
3978 else
3979 cupsdAddString(&(pol->sub_attrs), value);
3980 }
3981
3982 /*
3983 * Find the next string on the line...
3984 */
3985
3986 for (value = valptr; isspace(*value & 255); value ++);
3987 }
3988 }
3989 }
3990 else if (!op)
3991 {
3992 cupsdLogMessage(CUPSD_LOG_ERROR,
3993 "Missing <Limit ops> directive before %s on line %d of %s.",
3994 line, linenum, ConfigurationFile);
3995 if (FatalErrors & CUPSD_FATAL_CONFIG)
3996 return (0);
3997 }
3998 else if (!parse_aaa(op, line, value, linenum))
3999 {
4000 cupsdLogMessage(CUPSD_LOG_ERROR,
4001 "Unknown Policy Limit directive %s on line %d of %s.",
4002 line, linenum, ConfigurationFile);
4003
4004 if (FatalErrors & CUPSD_FATAL_CONFIG)
4005 return (0);
4006 }
4007 }
4008
4009 cupsdLogMessage(CUPSD_LOG_ERROR,
4010 "Unexpected end-of-file at line %d while reading policy "
4011 "\"%s\".", linenum, policy);
4012
4013 return ((FatalErrors & CUPSD_FATAL_CONFIG) ? 0 : linenum);
4014 }
4015
4016
4017 /*
4018 * 'set_policy_defaults()' - Set default policy values as needed.
4019 */
4020
4021 static void
4022 set_policy_defaults(cupsd_policy_t *pol)/* I - Policy */
4023 {
4024 cupsd_location_t *op; /* Policy operation */
4025
4026
4027 /*
4028 * Verify that we have an explicit policy for Validate-Job, Cancel-Jobs,
4029 * Cancel-My-Jobs, Close-Job, and CUPS-Get-Document, which ensures that
4030 * upgrades do not introduce new security issues...
4031 *
4032 * CUPS STR #4659: Allow a lone <Limit All> policy.
4033 */
4034
4035 if (cupsArrayCount(pol->ops) > 1)
4036 {
4037 if ((op = cupsdFindPolicyOp(pol, IPP_VALIDATE_JOB)) == NULL ||
4038 op->op == IPP_ANY_OPERATION)
4039 {
4040 if ((op = cupsdFindPolicyOp(pol, IPP_PRINT_JOB)) != NULL &&
4041 op->op != IPP_ANY_OPERATION)
4042 {
4043 /*
4044 * Add a new limit for Validate-Job using the Print-Job limit as a
4045 * template...
4046 */
4047
4048 cupsdLogMessage(CUPSD_LOG_WARN, "No limit for Validate-Job defined in policy %s - using Print-Job's policy.", pol->name);
4049
4050 cupsdAddPolicyOp(pol, op, IPP_VALIDATE_JOB);
4051 }
4052 else
4053 cupsdLogMessage(CUPSD_LOG_WARN, "No limit for Validate-Job defined in policy %s and no suitable template found.", pol->name);
4054 }
4055
4056 if ((op = cupsdFindPolicyOp(pol, IPP_CANCEL_JOBS)) == NULL ||
4057 op->op == IPP_ANY_OPERATION)
4058 {
4059 if ((op = cupsdFindPolicyOp(pol, IPP_PAUSE_PRINTER)) != NULL &&
4060 op->op != IPP_ANY_OPERATION)
4061 {
4062 /*
4063 * Add a new limit for Cancel-Jobs using the Pause-Printer limit as a
4064 * template...
4065 */
4066
4067 cupsdLogMessage(CUPSD_LOG_WARN, "No limit for Cancel-Jobs defined in policy %s - using Pause-Printer's policy.", pol->name);
4068
4069 cupsdAddPolicyOp(pol, op, IPP_CANCEL_JOBS);
4070 }
4071 else
4072 cupsdLogMessage(CUPSD_LOG_WARN, "No limit for Cancel-Jobs defined in policy %s and no suitable template found.", pol->name);
4073 }
4074
4075 if ((op = cupsdFindPolicyOp(pol, IPP_CANCEL_MY_JOBS)) == NULL ||
4076 op->op == IPP_ANY_OPERATION)
4077 {
4078 if ((op = cupsdFindPolicyOp(pol, IPP_SEND_DOCUMENT)) != NULL &&
4079 op->op != IPP_ANY_OPERATION)
4080 {
4081 /*
4082 * Add a new limit for Cancel-My-Jobs using the Send-Document limit as
4083 * a template...
4084 */
4085
4086 cupsdLogMessage(CUPSD_LOG_WARN, "No limit for Cancel-My-Jobs defined in policy %s - using Send-Document's policy.", pol->name);
4087
4088 cupsdAddPolicyOp(pol, op, IPP_CANCEL_MY_JOBS);
4089 }
4090 else
4091 cupsdLogMessage(CUPSD_LOG_WARN, "No limit for Cancel-My-Jobs defined in policy %s and no suitable template found.", pol->name);
4092 }
4093
4094 if ((op = cupsdFindPolicyOp(pol, IPP_CLOSE_JOB)) == NULL ||
4095 op->op == IPP_ANY_OPERATION)
4096 {
4097 if ((op = cupsdFindPolicyOp(pol, IPP_SEND_DOCUMENT)) != NULL &&
4098 op->op != IPP_ANY_OPERATION)
4099 {
4100 /*
4101 * Add a new limit for Close-Job using the Send-Document limit as a
4102 * template...
4103 */
4104
4105 cupsdLogMessage(CUPSD_LOG_WARN, "No limit for Close-Job defined in policy %s - using Send-Document's policy.", pol->name);
4106
4107 cupsdAddPolicyOp(pol, op, IPP_CLOSE_JOB);
4108 }
4109 else
4110 cupsdLogMessage(CUPSD_LOG_WARN, "No limit for Close-Job defined in policy %s and no suitable template found.", pol->name);
4111 }
4112
4113 if ((op = cupsdFindPolicyOp(pol, CUPS_GET_DOCUMENT)) == NULL ||
4114 op->op == IPP_ANY_OPERATION)
4115 {
4116 if ((op = cupsdFindPolicyOp(pol, IPP_SEND_DOCUMENT)) != NULL &&
4117 op->op != IPP_ANY_OPERATION)
4118 {
4119 /*
4120 * Add a new limit for CUPS-Get-Document using the Send-Document
4121 * limit as a template...
4122 */
4123
4124 cupsdLogMessage(CUPSD_LOG_WARN, "No limit for CUPS-Get-Document defined in policy %s - using Send-Document's policy.", pol->name);
4125
4126 cupsdAddPolicyOp(pol, op, CUPS_GET_DOCUMENT);
4127 }
4128 else
4129 cupsdLogMessage(CUPSD_LOG_WARN, "No limit for CUPS-Get-Document defined in policy %s and no suitable template found.", pol->name);
4130 }
4131 }
4132
4133 /*
4134 * Verify we have JobPrivateAccess, JobPrivateValues,
4135 * SubscriptionPrivateAccess, and SubscriptionPrivateValues in the policy.
4136 */
4137
4138 if (!pol->job_access)
4139 {
4140 cupsdLogMessage(CUPSD_LOG_WARN, "No JobPrivateAccess defined in policy %s - using defaults.", pol->name);
4141 cupsdAddString(&(pol->job_access), "@OWNER");
4142 cupsdAddString(&(pol->job_access), "@SYSTEM");
4143 }
4144
4145 if (!pol->job_attrs)
4146 {
4147 cupsdLogMessage(CUPSD_LOG_WARN, "No JobPrivateValues defined in policy %s - using defaults.", pol->name);
4148 cupsdAddString(&(pol->job_attrs), "job-name");
4149 cupsdAddString(&(pol->job_attrs), "job-originating-host-name");
4150 cupsdAddString(&(pol->job_attrs), "job-originating-user-name");
4151 cupsdAddString(&(pol->job_attrs), "phone");
4152 }
4153
4154 if (!pol->sub_access)
4155 {
4156 cupsdLogMessage(CUPSD_LOG_WARN, "No SubscriptionPrivateAccess defined in policy %s - using defaults.", pol->name);
4157 cupsdAddString(&(pol->sub_access), "@OWNER");
4158 cupsdAddString(&(pol->sub_access), "@SYSTEM");
4159 }
4160
4161 if (!pol->sub_attrs)
4162 {
4163 cupsdLogMessage(CUPSD_LOG_WARN, "No SubscriptionPrivateValues defined in policy %s - using defaults.", pol->name);
4164 cupsdAddString(&(pol->sub_attrs), "notify-events");
4165 cupsdAddString(&(pol->sub_attrs), "notify-pull-method");
4166 cupsdAddString(&(pol->sub_attrs), "notify-recipient-uri");
4167 cupsdAddString(&(pol->sub_attrs), "notify-subscriber-user-name");
4168 cupsdAddString(&(pol->sub_attrs), "notify-user-data");
4169 }
4170 }
Unnamed repository; edit this file 'description' to name the repository.