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Drop remainder of ASL logging code since it is deprecated in macOS Sierra.
[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 * file is 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 * Make sure each of the log files exists and gets rotated as necessary...
1007 */
1008
1009 if (strcmp(AccessLog, "syslog"))
1010 cupsdCheckLogFile(&AccessFile, AccessLog);
1011
1012 if (strcmp(ErrorLog, "syslog"))
1013 cupsdCheckLogFile(&ErrorFile, ErrorLog);
1014
1015 if (strcmp(PageLog, "syslog"))
1016 cupsdCheckLogFile(&PageFile, PageLog);
1017
1018 /*
1019 * Log the configuration file that was used...
1020 */
1021
1022 cupsdLogMessage(CUPSD_LOG_INFO, "Loaded configuration file \"%s\"",
1023 ConfigurationFile);
1024
1025 /*
1026 * Validate the Group and SystemGroup settings - they cannot be the same,
1027 * otherwise the CGI programs will be able to authenticate as root without
1028 * a password!
1029 */
1030
1031 if (!RunUser)
1032 {
1033 for (i = 0; i < NumSystemGroups; i ++)
1034 if (Group == SystemGroupIDs[i])
1035 break;
1036
1037 if (i < NumSystemGroups)
1038 {
1039 /*
1040 * Log the error and reset the group to a safe value...
1041 */
1042
1043 cupsdLogMessage(CUPSD_LOG_ERROR,
1044 "Group and SystemGroup cannot use the same groups.");
1045 if (FatalErrors & (CUPSD_FATAL_CONFIG | CUPSD_FATAL_PERMISSIONS))
1046 return (0);
1047
1048 cupsdLogMessage(CUPSD_LOG_INFO, "Resetting Group to \"nobody\"...");
1049
1050 group = getgrnam("nobody");
1051 endgrent();
1052
1053 if (group != NULL)
1054 Group = group->gr_gid;
1055 else
1056 {
1057 /*
1058 * Use the (historical) NFS nobody group ID (-2 as a 16-bit twos-
1059 * complement number...)
1060 */
1061
1062 Group = 65534;
1063 }
1064 }
1065 }
1066
1067 /*
1068 * Check that we have at least one listen/port line; if not, report this
1069 * as an error and exit!
1070 */
1071
1072 if (cupsArrayCount(Listeners) == 0)
1073 {
1074 /*
1075 * No listeners!
1076 */
1077
1078 cupsdLogMessage(CUPSD_LOG_EMERG,
1079 "No valid Listen or Port lines were found in the "
1080 "configuration file.");
1081
1082 /*
1083 * Commit suicide...
1084 */
1085
1086 cupsdEndProcess(getpid(), 0);
1087 }
1088
1089 /*
1090 * Set the default locale using the language and charset...
1091 */
1092
1093 cupsdSetStringf(&DefaultLocale, "%s.UTF-8", DefaultLanguage);
1094
1095 /*
1096 * Update all relative filenames to include the full path from ServerRoot...
1097 */
1098
1099 if (DocumentRoot[0] != '/')
1100 cupsdSetStringf(&DocumentRoot, "%s/%s", ServerRoot, DocumentRoot);
1101
1102 if (RequestRoot[0] != '/')
1103 cupsdSetStringf(&RequestRoot, "%s/%s", ServerRoot, RequestRoot);
1104
1105 if (ServerBin[0] != '/')
1106 cupsdSetStringf(&ServerBin, "%s/%s", ServerRoot, ServerBin);
1107
1108 if (StateDir[0] != '/')
1109 cupsdSetStringf(&StateDir, "%s/%s", ServerRoot, StateDir);
1110
1111 if (CacheDir[0] != '/')
1112 cupsdSetStringf(&CacheDir, "%s/%s", ServerRoot, CacheDir);
1113
1114 #ifdef HAVE_SSL
1115 if (ServerKeychain[0] != '/')
1116 cupsdSetStringf(&ServerKeychain, "%s/%s", ServerRoot, ServerKeychain);
1117
1118 cupsdLogMessage(CUPSD_LOG_DEBUG, "Using keychain \"%s\" for server name \"%s\".", ServerKeychain, ServerName);
1119 if (!CreateSelfSignedCerts)
1120 cupsdLogMessage(CUPSD_LOG_DEBUG, "Self-signed TLS certificate generation is disabled.");
1121 cupsSetServerCredentials(ServerKeychain, ServerName, CreateSelfSignedCerts);
1122 #endif /* HAVE_SSL */
1123
1124 /*
1125 * Make sure that directories and config files are owned and
1126 * writable by the user and group in the cupsd.conf file...
1127 */
1128
1129 snprintf(temp, sizeof(temp), "%s/rss", CacheDir);
1130
1131 if ((cupsdCheckPermissions(RequestRoot, NULL, 0710, RunUser,
1132 Group, 1, 1) < 0 ||
1133 cupsdCheckPermissions(CacheDir, NULL, 0770, RunUser,
1134 Group, 1, 1) < 0 ||
1135 cupsdCheckPermissions(temp, NULL, 0775, RunUser,
1136 Group, 1, 1) < 0 ||
1137 cupsdCheckPermissions(StateDir, NULL, 0755, RunUser,
1138 Group, 1, 1) < 0 ||
1139 cupsdCheckPermissions(StateDir, "certs", RunUser ? 0711 : 0511, User,
1140 SystemGroupIDs[0], 1, 1) < 0 ||
1141 cupsdCheckPermissions(ServerRoot, NULL, 0755, RunUser,
1142 Group, 1, 0) < 0 ||
1143 cupsdCheckPermissions(ServerRoot, "ppd", 0755, RunUser,
1144 Group, 1, 1) < 0 ||
1145 cupsdCheckPermissions(ServerRoot, "ssl", 0700, RunUser,
1146 Group, 1, 0) < 0 ||
1147 cupsdCheckPermissions(ConfigurationFile, NULL, ConfigFilePerm, RunUser,
1148 Group, 0, 0) < 0 ||
1149 cupsdCheckPermissions(CupsFilesFile, NULL, ConfigFilePerm, RunUser,
1150 Group, 0, 0) < 0 ||
1151 cupsdCheckPermissions(ServerRoot, "classes.conf", 0600, RunUser,
1152 Group, 0, 0) < 0 ||
1153 cupsdCheckPermissions(ServerRoot, "printers.conf", 0600, RunUser,
1154 Group, 0, 0) < 0 ||
1155 cupsdCheckPermissions(ServerRoot, "passwd.md5", 0600, User,
1156 Group, 0, 0) < 0) &&
1157 (FatalErrors & CUPSD_FATAL_PERMISSIONS))
1158 return (0);
1159
1160 /*
1161 * Update TempDir to the default if it hasn't been set already...
1162 */
1163
1164 #ifdef __APPLE__
1165 if (TempDir && !RunUser &&
1166 (!strncmp(TempDir, "/private/tmp", 12) || !strncmp(TempDir, "/tmp", 4)))
1167 {
1168 cupsdLogMessage(CUPSD_LOG_ERROR, "Cannot use %s for TempDir.", TempDir);
1169 cupsdClearString(&TempDir);
1170 }
1171 #endif /* __APPLE__ */
1172
1173 if (!TempDir)
1174 {
1175 #ifdef __APPLE__
1176 if ((tmpdir = getenv("TMPDIR")) != NULL &&
1177 strncmp(tmpdir, "/private/tmp", 12) && strncmp(tmpdir, "/tmp", 4))
1178 #else
1179 if ((tmpdir = getenv("TMPDIR")) != NULL)
1180 #endif /* __APPLE__ */
1181 {
1182 /*
1183 * TMPDIR is defined, see if it is OK for us to use...
1184 */
1185
1186 if (stat(tmpdir, &tmpinfo))
1187 cupsdLogMessage(CUPSD_LOG_ERROR, "Unable to access TMPDIR (%s): %s",
1188 tmpdir, strerror(errno));
1189 else if (!S_ISDIR(tmpinfo.st_mode))
1190 cupsdLogMessage(CUPSD_LOG_ERROR, "TMPDIR (%s) is not a directory.",
1191 tmpdir);
1192 else if ((tmpinfo.st_uid != User || !(tmpinfo.st_mode & S_IWUSR)) &&
1193 (tmpinfo.st_gid != Group || !(tmpinfo.st_mode & S_IWGRP)) &&
1194 !(tmpinfo.st_mode & S_IWOTH))
1195 cupsdLogMessage(CUPSD_LOG_ERROR,
1196 "TMPDIR (%s) has the wrong permissions.", tmpdir);
1197 else
1198 cupsdSetString(&TempDir, tmpdir);
1199 }
1200 }
1201
1202 if (!TempDir)
1203 {
1204 cupsdLogMessage(CUPSD_LOG_INFO, "Using default TempDir of %s/tmp...",
1205 RequestRoot);
1206 cupsdSetStringf(&TempDir, "%s/tmp", RequestRoot);
1207 }
1208
1209 setenv("TMPDIR", TempDir, 1);
1210
1211 /*
1212 * Make sure the temporary directory has the right permissions...
1213 */
1214
1215 if (!strncmp(TempDir, RequestRoot, strlen(RequestRoot)) ||
1216 access(TempDir, 0))
1217 {
1218 /*
1219 * Update ownership and permissions if the CUPS temp directory
1220 * is under the spool directory or does not exist...
1221 */
1222
1223 if (cupsdCheckPermissions(TempDir, NULL, 01770, RunUser, Group, 1, 1) < 0 &&
1224 (FatalErrors & CUPSD_FATAL_PERMISSIONS))
1225 return (0);
1226 }
1227
1228 /*
1229 * Update environment variables...
1230 */
1231
1232 cupsdUpdateEnv();
1233
1234 /*
1235 * Validate the default error policy...
1236 */
1237
1238 if (strcmp(ErrorPolicy, "retry-current-job") &&
1239 strcmp(ErrorPolicy, "abort-job") &&
1240 strcmp(ErrorPolicy, "retry-job") &&
1241 strcmp(ErrorPolicy, "stop-printer"))
1242 {
1243 cupsdLogMessage(CUPSD_LOG_ALERT, "Invalid ErrorPolicy \"%s\", resetting to \"stop-printer\".", ErrorPolicy);
1244 cupsdSetString(&ErrorPolicy, "stop-printer");
1245 }
1246
1247 /*
1248 * Update default paper size setting as needed...
1249 */
1250
1251 if (!DefaultPaperSize)
1252 {
1253 #ifdef HAVE_LIBPAPER
1254 char *paper_result; /* Paper size name from libpaper */
1255
1256 if ((paper_result = systempapername()) != NULL)
1257 cupsdSetString(&DefaultPaperSize, paper_result);
1258 else
1259 #endif /* HAVE_LIBPAPER */
1260 if (!DefaultLanguage ||
1261 !_cups_strcasecmp(DefaultLanguage, "C") ||
1262 !_cups_strcasecmp(DefaultLanguage, "POSIX") ||
1263 !_cups_strcasecmp(DefaultLanguage, "en") ||
1264 !_cups_strncasecmp(DefaultLanguage, "en.", 3) ||
1265 !_cups_strncasecmp(DefaultLanguage, "en_US", 5) ||
1266 !_cups_strncasecmp(DefaultLanguage, "en_CA", 5) ||
1267 !_cups_strncasecmp(DefaultLanguage, "fr_CA", 5))
1268 {
1269 /*
1270 * These are the only locales that will default to "letter" size...
1271 */
1272
1273 cupsdSetString(&DefaultPaperSize, "Letter");
1274 }
1275 else
1276 cupsdSetString(&DefaultPaperSize, "A4");
1277 }
1278
1279 /*
1280 * Update classification setting as needed...
1281 */
1282
1283 if (Classification && !_cups_strcasecmp(Classification, "none"))
1284 cupsdClearString(&Classification);
1285
1286 if (Classification)
1287 cupsdLogMessage(CUPSD_LOG_INFO, "Security set to \"%s\"", Classification);
1288
1289 /*
1290 * Check the MaxClients setting, and then allocate memory for it...
1291 */
1292
1293 if (MaxClients > (MaxFDs / 3) || MaxClients <= 0)
1294 {
1295 if (MaxClients > 0)
1296 cupsdLogMessage(CUPSD_LOG_INFO,
1297 "MaxClients limited to 1/3 (%d) of the file descriptor "
1298 "limit (%d)...",
1299 MaxFDs / 3, MaxFDs);
1300
1301 MaxClients = MaxFDs / 3;
1302 }
1303
1304 cupsdLogMessage(CUPSD_LOG_INFO, "Configured for up to %d clients.",
1305 MaxClients);
1306
1307 /*
1308 * Check the MaxActiveJobs setting; limit to 1/3 the available
1309 * file descriptors, since we need a pipe for each job...
1310 */
1311
1312 if (MaxActiveJobs > (MaxFDs / 3))
1313 MaxActiveJobs = MaxFDs / 3;
1314
1315 /*
1316 * Update the MaxClientsPerHost value, as needed...
1317 */
1318
1319 if (MaxClientsPerHost <= 0)
1320 MaxClientsPerHost = MaxClients;
1321
1322 if (MaxClientsPerHost > MaxClients)
1323 MaxClientsPerHost = MaxClients;
1324
1325 cupsdLogMessage(CUPSD_LOG_INFO,
1326 "Allowing up to %d client connections per host.",
1327 MaxClientsPerHost);
1328
1329 /*
1330 * Update the default policy, as needed...
1331 */
1332
1333 if (DefaultPolicy)
1334 DefaultPolicyPtr = cupsdFindPolicy(DefaultPolicy);
1335 else
1336 DefaultPolicyPtr = NULL;
1337
1338 if (!DefaultPolicyPtr)
1339 {
1340 cupsd_location_t *po; /* New policy operation */
1341
1342
1343 if (DefaultPolicy)
1344 cupsdLogMessage(CUPSD_LOG_ERROR, "Default policy \"%s\" not found.",
1345 DefaultPolicy);
1346
1347 cupsdSetString(&DefaultPolicy, "default");
1348
1349 if ((DefaultPolicyPtr = cupsdFindPolicy("default")) != NULL)
1350 cupsdLogMessage(CUPSD_LOG_INFO,
1351 "Using policy \"default\" as the default.");
1352 else
1353 {
1354 cupsdLogMessage(CUPSD_LOG_INFO,
1355 "Creating CUPS default administrative policy:");
1356
1357 DefaultPolicyPtr = p = cupsdAddPolicy("default");
1358
1359 cupsdLogMessage(CUPSD_LOG_INFO, "<Policy default>");
1360
1361 cupsdLogMessage(CUPSD_LOG_INFO, "JobPrivateAccess default");
1362 cupsdAddString(&(p->job_access), "@OWNER");
1363 cupsdAddString(&(p->job_access), "@SYSTEM");
1364
1365 cupsdLogMessage(CUPSD_LOG_INFO, "JobPrivateValues default");
1366 cupsdAddString(&(p->job_attrs), "job-name");
1367 cupsdAddString(&(p->job_attrs), "job-originating-host-name");
1368 cupsdAddString(&(p->job_attrs), "job-originating-user-name");
1369 cupsdAddString(&(p->job_attrs), "phone");
1370
1371 cupsdLogMessage(CUPSD_LOG_INFO, "SubscriptionPrivateAccess default");
1372 cupsdAddString(&(p->sub_access), "@OWNER");
1373 cupsdAddString(&(p->sub_access), "@SYSTEM");
1374
1375 cupsdLogMessage(CUPSD_LOG_INFO, "SubscriptionPrivateValues default");
1376 cupsdAddString(&(p->job_attrs), "notify-events");
1377 cupsdAddString(&(p->job_attrs), "notify-pull-method");
1378 cupsdAddString(&(p->job_attrs), "notify-recipient-uri");
1379 cupsdAddString(&(p->job_attrs), "notify-subscriber-user-name");
1380 cupsdAddString(&(p->job_attrs), "notify-user-data");
1381
1382 cupsdLogMessage(CUPSD_LOG_INFO,
1383 "<Limit Create-Job Print-Job Print-URI Validate-Job>");
1384 cupsdLogMessage(CUPSD_LOG_INFO, "Order Deny,Allow");
1385
1386 po = cupsdAddPolicyOp(p, NULL, IPP_CREATE_JOB);
1387 po->order_type = CUPSD_AUTH_ALLOW;
1388
1389 cupsdAddPolicyOp(p, po, IPP_PRINT_JOB);
1390 cupsdAddPolicyOp(p, po, IPP_PRINT_URI);
1391 cupsdAddPolicyOp(p, po, IPP_VALIDATE_JOB);
1392
1393 cupsdLogMessage(CUPSD_LOG_INFO, "</Limit>");
1394
1395 cupsdLogMessage(CUPSD_LOG_INFO,
1396 "<Limit Send-Document Send-URI Cancel-Job Hold-Job "
1397 "Release-Job Restart-Job Purge-Jobs "
1398 "Set-Job-Attributes Create-Job-Subscription "
1399 "Renew-Subscription Cancel-Subscription "
1400 "Get-Notifications Reprocess-Job Cancel-Current-Job "
1401 "Suspend-Current-Job Resume-Job "
1402 "Cancel-My-Jobs Close-Job CUPS-Move-Job "
1403 "CUPS-Authenticate-Job CUPS-Get-Document>");
1404 cupsdLogMessage(CUPSD_LOG_INFO, "Order Deny,Allow");
1405
1406 po = cupsdAddPolicyOp(p, NULL, IPP_SEND_DOCUMENT);
1407 po->order_type = CUPSD_AUTH_ALLOW;
1408 po->level = CUPSD_AUTH_USER;
1409
1410 cupsdAddName(po, "@OWNER");
1411 cupsdAddName(po, "@SYSTEM");
1412 cupsdLogMessage(CUPSD_LOG_INFO, "Require user @OWNER @SYSTEM");
1413
1414 cupsdAddPolicyOp(p, po, IPP_SEND_URI);
1415 cupsdAddPolicyOp(p, po, IPP_CANCEL_JOB);
1416 cupsdAddPolicyOp(p, po, IPP_HOLD_JOB);
1417 cupsdAddPolicyOp(p, po, IPP_RELEASE_JOB);
1418 cupsdAddPolicyOp(p, po, IPP_RESTART_JOB);
1419 cupsdAddPolicyOp(p, po, IPP_PURGE_JOBS);
1420 cupsdAddPolicyOp(p, po, IPP_SET_JOB_ATTRIBUTES);
1421 cupsdAddPolicyOp(p, po, IPP_CREATE_JOB_SUBSCRIPTION);
1422 cupsdAddPolicyOp(p, po, IPP_RENEW_SUBSCRIPTION);
1423 cupsdAddPolicyOp(p, po, IPP_CANCEL_SUBSCRIPTION);
1424 cupsdAddPolicyOp(p, po, IPP_GET_NOTIFICATIONS);
1425 cupsdAddPolicyOp(p, po, IPP_REPROCESS_JOB);
1426 cupsdAddPolicyOp(p, po, IPP_CANCEL_CURRENT_JOB);
1427 cupsdAddPolicyOp(p, po, IPP_SUSPEND_CURRENT_JOB);
1428 cupsdAddPolicyOp(p, po, IPP_RESUME_JOB);
1429 cupsdAddPolicyOp(p, po, IPP_CANCEL_MY_JOBS);
1430 cupsdAddPolicyOp(p, po, IPP_CLOSE_JOB);
1431 cupsdAddPolicyOp(p, po, CUPS_MOVE_JOB);
1432 cupsdAddPolicyOp(p, po, CUPS_AUTHENTICATE_JOB);
1433 cupsdAddPolicyOp(p, po, CUPS_GET_DOCUMENT);
1434
1435 cupsdLogMessage(CUPSD_LOG_INFO, "</Limit>");
1436
1437 cupsdLogMessage(CUPSD_LOG_INFO,
1438 "<Limit Pause-Printer Resume-Printer "
1439 "Set-Printer-Attributes Enable-Printer "
1440 "Disable-Printer Pause-Printer-After-Current-Job "
1441 "Hold-New-Jobs Release-Held-New-Jobs "
1442 "Deactivate-Printer Activate-Printer Restart-Printer "
1443 "Shutdown-Printer Startup-Printer Promote-Job "
1444 "Schedule-Job-After Cancel-Jobs CUPS-Add-Printer "
1445 "CUPS-Delete-Printer CUPS-Add-Class CUPS-Delete-Class "
1446 "CUPS-Accept-Jobs CUPS-Reject-Jobs CUPS-Set-Default>");
1447 cupsdLogMessage(CUPSD_LOG_INFO, "Order Deny,Allow");
1448 cupsdLogMessage(CUPSD_LOG_INFO, "AuthType Default");
1449
1450 po = cupsdAddPolicyOp(p, NULL, IPP_PAUSE_PRINTER);
1451 po->order_type = CUPSD_AUTH_ALLOW;
1452 po->type = CUPSD_AUTH_DEFAULT;
1453 po->level = CUPSD_AUTH_USER;
1454
1455 cupsdAddName(po, "@SYSTEM");
1456 cupsdLogMessage(CUPSD_LOG_INFO, "Require user @SYSTEM");
1457
1458 cupsdAddPolicyOp(p, po, IPP_RESUME_PRINTER);
1459 cupsdAddPolicyOp(p, po, IPP_SET_PRINTER_ATTRIBUTES);
1460 cupsdAddPolicyOp(p, po, IPP_ENABLE_PRINTER);
1461 cupsdAddPolicyOp(p, po, IPP_DISABLE_PRINTER);
1462 cupsdAddPolicyOp(p, po, IPP_PAUSE_PRINTER_AFTER_CURRENT_JOB);
1463 cupsdAddPolicyOp(p, po, IPP_HOLD_NEW_JOBS);
1464 cupsdAddPolicyOp(p, po, IPP_RELEASE_HELD_NEW_JOBS);
1465 cupsdAddPolicyOp(p, po, IPP_DEACTIVATE_PRINTER);
1466 cupsdAddPolicyOp(p, po, IPP_ACTIVATE_PRINTER);
1467 cupsdAddPolicyOp(p, po, IPP_RESTART_PRINTER);
1468 cupsdAddPolicyOp(p, po, IPP_SHUTDOWN_PRINTER);
1469 cupsdAddPolicyOp(p, po, IPP_STARTUP_PRINTER);
1470 cupsdAddPolicyOp(p, po, IPP_PROMOTE_JOB);
1471 cupsdAddPolicyOp(p, po, IPP_SCHEDULE_JOB_AFTER);
1472 cupsdAddPolicyOp(p, po, IPP_CANCEL_JOBS);
1473 cupsdAddPolicyOp(p, po, CUPS_ADD_PRINTER);
1474 cupsdAddPolicyOp(p, po, CUPS_DELETE_PRINTER);
1475 cupsdAddPolicyOp(p, po, CUPS_ADD_CLASS);
1476 cupsdAddPolicyOp(p, po, CUPS_DELETE_CLASS);
1477 cupsdAddPolicyOp(p, po, CUPS_ACCEPT_JOBS);
1478 cupsdAddPolicyOp(p, po, CUPS_REJECT_JOBS);
1479 cupsdAddPolicyOp(p, po, CUPS_SET_DEFAULT);
1480
1481 cupsdLogMessage(CUPSD_LOG_INFO, "</Limit>");
1482
1483 cupsdLogMessage(CUPSD_LOG_INFO, "<Limit All>");
1484 cupsdLogMessage(CUPSD_LOG_INFO, "Order Deny,Allow");
1485
1486 po = cupsdAddPolicyOp(p, NULL, IPP_ANY_OPERATION);
1487 po->order_type = CUPSD_AUTH_ALLOW;
1488
1489 cupsdLogMessage(CUPSD_LOG_INFO, "</Limit>");
1490 cupsdLogMessage(CUPSD_LOG_INFO, "</Policy>");
1491 }
1492 }
1493
1494 cupsdLogMessage(CUPSD_LOG_DEBUG2, "cupsdReadConfiguration: NumPolicies=%d",
1495 cupsArrayCount(Policies));
1496 for (i = 0, p = (cupsd_policy_t *)cupsArrayFirst(Policies);
1497 p;
1498 i ++, p = (cupsd_policy_t *)cupsArrayNext(Policies))
1499 cupsdLogMessage(CUPSD_LOG_DEBUG2,
1500 "cupsdReadConfiguration: Policies[%d]=\"%s\"", i, p->name);
1501
1502 /*
1503 * If we are doing a full reload or the server root has changed, flush
1504 * the jobs, printers, etc. and start from scratch...
1505 */
1506
1507 if (NeedReload == RELOAD_ALL ||
1508 old_remote_port != RemotePort ||
1509 !old_serverroot || !ServerRoot || strcmp(old_serverroot, ServerRoot) ||
1510 !old_requestroot || !RequestRoot || strcmp(old_requestroot, RequestRoot))
1511 {
1512 mime_type_t *type; /* Current type */
1513 char mimetype[MIME_MAX_SUPER + MIME_MAX_TYPE];
1514 /* MIME type name */
1515
1516
1517 cupsdLogMessage(CUPSD_LOG_INFO, "Full reload is required.");
1518
1519 /*
1520 * Free all memory...
1521 */
1522
1523 cupsdDeleteAllSubscriptions();
1524 cupsdFreeAllJobs();
1525 cupsdDeleteAllPrinters();
1526
1527 DefaultPrinter = NULL;
1528
1529 if (MimeDatabase != NULL)
1530 mimeDelete(MimeDatabase);
1531
1532 if (NumMimeTypes)
1533 {
1534 for (i = 0; i < NumMimeTypes; i ++)
1535 _cupsStrFree(MimeTypes[i]);
1536
1537 free(MimeTypes);
1538 }
1539
1540 /*
1541 * Read the MIME type and conversion database...
1542 */
1543
1544 snprintf(temp, sizeof(temp), "%s/filter", ServerBin);
1545 snprintf(mimedir, sizeof(mimedir), "%s/mime", DataDir);
1546
1547 MimeDatabase = mimeNew();
1548 mimeSetErrorCallback(MimeDatabase, mime_error_cb, NULL);
1549
1550 MimeDatabase = mimeLoadTypes(MimeDatabase, mimedir);
1551 MimeDatabase = mimeLoadTypes(MimeDatabase, ServerRoot);
1552 MimeDatabase = mimeLoadFilters(MimeDatabase, mimedir, temp);
1553 MimeDatabase = mimeLoadFilters(MimeDatabase, ServerRoot, temp);
1554
1555 if (!MimeDatabase)
1556 {
1557 cupsdLogMessage(CUPSD_LOG_EMERG,
1558 "Unable to load MIME database from \"%s\" or \"%s\".",
1559 mimedir, ServerRoot);
1560 if (FatalErrors & CUPSD_FATAL_CONFIG)
1561 return (0);
1562 }
1563
1564 cupsdLogMessage(CUPSD_LOG_INFO,
1565 "Loaded MIME database from \"%s\" and \"%s\": %d types, "
1566 "%d filters...", mimedir, ServerRoot,
1567 mimeNumTypes(MimeDatabase), mimeNumFilters(MimeDatabase));
1568
1569 /*
1570 * Create a list of MIME types for the document-format-supported
1571 * attribute...
1572 */
1573
1574 NumMimeTypes = mimeNumTypes(MimeDatabase);
1575 if (!mimeType(MimeDatabase, "application", "octet-stream"))
1576 NumMimeTypes ++;
1577
1578 if ((MimeTypes = calloc((size_t)NumMimeTypes, sizeof(const char *))) == NULL)
1579 {
1580 cupsdLogMessage(CUPSD_LOG_ERROR,
1581 "Unable to allocate memory for %d MIME types.",
1582 NumMimeTypes);
1583 NumMimeTypes = 0;
1584 }
1585 else
1586 {
1587 for (i = 0, type = mimeFirstType(MimeDatabase);
1588 type;
1589 i ++, type = mimeNextType(MimeDatabase))
1590 {
1591 snprintf(mimetype, sizeof(mimetype), "%s/%s", type->super, type->type);
1592
1593 MimeTypes[i] = _cupsStrAlloc(mimetype);
1594 }
1595
1596 if (i < NumMimeTypes)
1597 MimeTypes[i] = _cupsStrAlloc("application/octet-stream");
1598 }
1599
1600 if (LogLevel == CUPSD_LOG_DEBUG2)
1601 {
1602 mime_filter_t *filter; /* Current filter */
1603
1604
1605 for (type = mimeFirstType(MimeDatabase);
1606 type;
1607 type = mimeNextType(MimeDatabase))
1608 cupsdLogMessage(CUPSD_LOG_DEBUG2, "cupsdReadConfiguration: type %s/%s",
1609 type->super, type->type);
1610
1611 for (filter = mimeFirstFilter(MimeDatabase);
1612 filter;
1613 filter = mimeNextFilter(MimeDatabase))
1614 cupsdLogMessage(CUPSD_LOG_DEBUG2,
1615 "cupsdReadConfiguration: filter %s/%s to %s/%s %d %s",
1616 filter->src->super, filter->src->type,
1617 filter->dst->super, filter->dst->type,
1618 filter->cost, filter->filter);
1619 }
1620
1621 /*
1622 * Load banners...
1623 */
1624
1625 snprintf(temp, sizeof(temp), "%s/banners", DataDir);
1626 cupsdLoadBanners(temp);
1627
1628 /*
1629 * Load printers and classes...
1630 */
1631
1632 cupsdLoadAllPrinters();
1633 cupsdLoadAllClasses();
1634
1635 cupsdCreateCommonData();
1636
1637 /*
1638 * Update the printcap file as needed...
1639 */
1640
1641 if (Printcap && *Printcap && access(Printcap, 0))
1642 cupsdWritePrintcap();
1643
1644 /*
1645 * Load queued jobs...
1646 */
1647
1648 cupsdLoadAllJobs();
1649
1650 /*
1651 * Load subscriptions...
1652 */
1653
1654 cupsdLoadAllSubscriptions();
1655
1656 cupsdLogMessage(CUPSD_LOG_INFO, "Full reload complete.");
1657 }
1658 else
1659 {
1660 /*
1661 * Not a full reload, so recreate the common printer attributes...
1662 */
1663
1664 cupsdCreateCommonData();
1665
1666 /*
1667 * Update all jobs as needed...
1668 */
1669
1670 cupsdUpdateJobs();
1671
1672 /*
1673 * Update all printers as needed...
1674 */
1675
1676 cupsdUpdatePrinters();
1677 cupsdMarkDirty(CUPSD_DIRTY_PRINTCAP);
1678
1679 cupsdLogMessage(CUPSD_LOG_INFO, "Partial reload complete.");
1680 }
1681
1682 /*
1683 * Reset the reload state...
1684 */
1685
1686 NeedReload = RELOAD_NONE;
1687
1688 cupsdClearString(&old_serverroot);
1689 cupsdClearString(&old_requestroot);
1690
1691 return (1);
1692 }
1693
1694
1695 /*
1696 * 'get_address()' - Get an address + port number from a line.
1697 */
1698
1699 static http_addrlist_t * /* O - Pointer to list if address good, NULL if bad */
1700 get_address(const char *value, /* I - Value string */
1701 int defport) /* I - Default port */
1702 {
1703 char buffer[1024], /* Hostname + port number buffer */
1704 defpname[255], /* Default port name */
1705 *hostname, /* Hostname or IP */
1706 *portname; /* Port number or name */
1707 http_addrlist_t *addrlist; /* Address list */
1708
1709
1710 /*
1711 * Check for an empty value...
1712 */
1713
1714 if (!*value)
1715 {
1716 cupsdLogMessage(CUPSD_LOG_ERROR, "Bad (empty) address.");
1717 return (NULL);
1718 }
1719
1720 /*
1721 * Grab a hostname and port number; if there is no colon and the port name
1722 * is only digits, then we have a port number by itself...
1723 */
1724
1725 strlcpy(buffer, value, sizeof(buffer));
1726
1727 if ((portname = strrchr(buffer, ':')) != NULL && !strchr(portname, ']'))
1728 {
1729 *portname++ = '\0';
1730 hostname = buffer;
1731 }
1732 else
1733 {
1734 for (portname = buffer; isdigit(*portname & 255); portname ++);
1735
1736 if (*portname)
1737 {
1738 /*
1739 * Use the default port...
1740 */
1741
1742 sprintf(defpname, "%d", defport);
1743 portname = defpname;
1744 hostname = buffer;
1745 }
1746 else
1747 {
1748 /*
1749 * The buffer contains just a port number...
1750 */
1751
1752 portname = buffer;
1753 hostname = NULL;
1754 }
1755 }
1756
1757 if (hostname && !strcmp(hostname, "*"))
1758 hostname = NULL;
1759
1760 /*
1761 * Now lookup the address using httpAddrGetList()...
1762 */
1763
1764 if ((addrlist = httpAddrGetList(hostname, AF_UNSPEC, portname)) == NULL)
1765 cupsdLogMessage(CUPSD_LOG_ERROR, "Hostname lookup for \"%s\" failed.",
1766 hostname ? hostname : "(nil)");
1767
1768 return (addrlist);
1769 }
1770
1771
1772 /*
1773 * 'get_addr_and_mask()' - Get an IP address and netmask.
1774 */
1775
1776 static int /* O - 1 on success, 0 on failure */
1777 get_addr_and_mask(const char *value, /* I - String from config file */
1778 unsigned *ip, /* O - Address value */
1779 unsigned *mask) /* O - Mask value */
1780 {
1781 int i, j, /* Looping vars */
1782 family, /* Address family */
1783 ipcount; /* Count of fields in address */
1784 unsigned ipval; /* Value */
1785 const char *maskval, /* Pointer to start of mask value */
1786 *ptr, /* Pointer into value */
1787 *ptr2; /* ... */
1788
1789
1790 /*
1791 * Get the address...
1792 */
1793
1794 ip[0] = ip[1] = ip[2] = ip[3] = 0x00000000;
1795 mask[0] = mask[1] = mask[2] = mask[3] = 0xffffffff;
1796
1797 if ((maskval = strchr(value, '/')) != NULL)
1798 maskval ++;
1799 else
1800 maskval = value + strlen(value);
1801
1802 #ifdef AF_INET6
1803 /*
1804 * Check for an IPv6 address...
1805 */
1806
1807 if (*value == '[')
1808 {
1809 /*
1810 * Parse hexadecimal IPv6/IPv4 address...
1811 */
1812
1813 family = AF_INET6;
1814
1815 for (i = 0, ptr = value + 1; *ptr && i < 8; i ++)
1816 {
1817 if (*ptr == ']')
1818 break;
1819 else if (!strncmp(ptr, "::", 2))
1820 {
1821 for (ptr2 = strchr(ptr + 2, ':'), j = 0;
1822 ptr2;
1823 ptr2 = strchr(ptr2 + 1, ':'), j ++);
1824
1825 i = 6 - j;
1826 ptr += 2;
1827 }
1828 else if (isdigit(*ptr & 255) && strchr(ptr + 1, '.') && i >= 6)
1829 {
1830 /*
1831 * Read IPv4 dotted quad...
1832 */
1833
1834 unsigned val[4] = { 0, 0, 0, 0 };
1835 /* IPv4 address values */
1836
1837 ipcount = sscanf(ptr, "%u.%u.%u.%u", val + 0, val + 1, val + 2,
1838 val + 3);
1839
1840 /*
1841 * Range check the IP numbers...
1842 */
1843
1844 for (i = 0; i < ipcount; i ++)
1845 if (val[i] > 255)
1846 return (0);
1847
1848 /*
1849 * Merge everything into a 32-bit IPv4 address in ip[3]...
1850 */
1851
1852 ip[3] = ((((((unsigned)val[0] << 8) | (unsigned)val[1]) << 8) |
1853 (unsigned)val[2]) << 8) | (unsigned)val[3];
1854
1855 if (ipcount < 4)
1856 mask[3] = (0xffffffff << (32 - 8 * ipcount)) & 0xffffffff;
1857
1858 /*
1859 * If the leading words are all 0's then this is an IPv4 address...
1860 */
1861
1862 if (!val[0] && !val[1] && !val[2])
1863 family = AF_INET;
1864
1865 while (isdigit(*ptr & 255) || *ptr == '.')
1866 ptr ++;
1867 break;
1868 }
1869 else if (isxdigit(*ptr & 255))
1870 {
1871 ipval = strtoul(ptr, (char **)&ptr, 16);
1872
1873 if (*ptr == ':' && ptr[1] != ':')
1874 ptr ++;
1875
1876 if (ipval > 0xffff)
1877 return (0);
1878
1879 if (i & 1)
1880 ip[i / 2] |= ipval;
1881 else
1882 ip[i / 2] |= ipval << 16;
1883 }
1884 else
1885 return (0);
1886 }
1887
1888 if (*ptr != ']')
1889 return (0);
1890
1891 ptr ++;
1892
1893 if (*ptr && *ptr != '/')
1894 return (0);
1895 }
1896 else
1897 #endif /* AF_INET6 */
1898 {
1899 /*
1900 * Parse dotted-decimal IPv4 address...
1901 */
1902
1903 unsigned val[4] = { 0, 0, 0, 0 }; /* IPv4 address values */
1904
1905
1906 family = AF_INET;
1907 ipcount = sscanf(value, "%u.%u.%u.%u", val + 0, val + 1, val + 2, val + 3);
1908
1909 /*
1910 * Range check the IP numbers...
1911 */
1912
1913 for (i = 0; i < ipcount; i ++)
1914 if (val[i] > 255)
1915 return (0);
1916
1917 /*
1918 * Merge everything into a 32-bit IPv4 address in ip[3]...
1919 */
1920
1921 ip[3] = ((((((unsigned)val[0] << 8) | (unsigned)val[1]) << 8) |
1922 (unsigned)val[2]) << 8) | (unsigned)val[3];
1923
1924 if (ipcount < 4)
1925 mask[3] = (0xffffffff << (32 - 8 * ipcount)) & 0xffffffff;
1926 }
1927
1928 if (*maskval)
1929 {
1930 /*
1931 * Get the netmask value(s)...
1932 */
1933
1934 memset(mask, 0, sizeof(unsigned) * 4);
1935
1936 if (strchr(maskval, '.'))
1937 {
1938 /*
1939 * Get dotted-decimal mask...
1940 */
1941
1942 if (family != AF_INET)
1943 return (0);
1944
1945 if (sscanf(maskval, "%u.%u.%u.%u", mask + 0, mask + 1, mask + 2,
1946 mask + 3) != 4)
1947 return (0);
1948
1949 mask[3] |= (((((unsigned)mask[0] << 8) | (unsigned)mask[1]) << 8) |
1950 (unsigned)mask[2]) << 8;
1951 mask[0] = mask[1] = mask[2] = 0;
1952 }
1953 else
1954 {
1955 /*
1956 * Get address/bits format...
1957 */
1958
1959 i = atoi(maskval);
1960
1961 #ifdef AF_INET6
1962 if (family == AF_INET6)
1963 {
1964 if (i > 128)
1965 return (0);
1966
1967 i = 128 - i;
1968
1969 if (i <= 96)
1970 mask[0] = 0xffffffff;
1971 else
1972 mask[0] = (0xffffffff << (i - 96)) & 0xffffffff;
1973
1974 if (i <= 64)
1975 mask[1] = 0xffffffff;
1976 else if (i >= 96)
1977 mask[1] = 0;
1978 else
1979 mask[1] = (0xffffffff << (i - 64)) & 0xffffffff;
1980
1981 if (i <= 32)
1982 mask[2] = 0xffffffff;
1983 else if (i >= 64)
1984 mask[2] = 0;
1985 else
1986 mask[2] = (0xffffffff << (i - 32)) & 0xffffffff;
1987
1988 if (i == 0)
1989 mask[3] = 0xffffffff;
1990 else if (i >= 32)
1991 mask[3] = 0;
1992 else
1993 mask[3] = (0xffffffff << i) & 0xffffffff;
1994 }
1995 else
1996 #endif /* AF_INET6 */
1997 {
1998 if (i > 32)
1999 return (0);
2000
2001 mask[0] = 0xffffffff;
2002 mask[1] = 0xffffffff;
2003 mask[2] = 0xffffffff;
2004
2005 if (i < 32)
2006 mask[3] = (0xffffffff << (32 - i)) & 0xffffffff;
2007 else
2008 mask[3] = 0xffffffff;
2009 }
2010 }
2011 }
2012
2013 cupsdLogMessage(CUPSD_LOG_DEBUG2,
2014 "get_addr_and_mask(value=\"%s\", "
2015 "ip=[%08x:%08x:%08x:%08x], mask=[%08x:%08x:%08x:%08x])",
2016 value, ip[0], ip[1], ip[2], ip[3], mask[0], mask[1], mask[2],
2017 mask[3]);
2018
2019 /*
2020 * Check for a valid netmask; no fallback like in CUPS 1.1.x!
2021 */
2022
2023 if ((ip[0] & ~mask[0]) != 0 ||
2024 (ip[1] & ~mask[1]) != 0 ||
2025 (ip[2] & ~mask[2]) != 0 ||
2026 (ip[3] & ~mask[3]) != 0)
2027 return (0);
2028
2029 return (1);
2030 }
2031
2032
2033 /*
2034 * 'mime_error_cb()' - Log a MIME error.
2035 */
2036
2037 static void
2038 mime_error_cb(void *ctx, /* I - Context pointer (unused) */
2039 const char *message) /* I - Message */
2040 {
2041 (void)ctx;
2042
2043 cupsdLogMessage(CUPSD_LOG_ERROR, "%s", message);
2044 }
2045
2046
2047 /*
2048 * 'parse_aaa()' - Parse authentication, authorization, and access control lines.
2049 */
2050
2051 static int /* O - 1 on success, 0 on failure */
2052 parse_aaa(cupsd_location_t *loc, /* I - Location */
2053 char *line, /* I - Line from file */
2054 char *value, /* I - Start of value data */
2055 int linenum) /* I - Current line number */
2056 {
2057 char *valptr; /* Pointer into value */
2058 unsigned ip[4], /* IP address components */
2059 mask[4]; /* IP netmask components */
2060
2061
2062 if (!_cups_strcasecmp(line, "Encryption"))
2063 {
2064 /*
2065 * "Encryption xxx" - set required encryption level...
2066 */
2067
2068 if (!_cups_strcasecmp(value, "never"))
2069 loc->encryption = HTTP_ENCRYPT_NEVER;
2070 else if (!_cups_strcasecmp(value, "always"))
2071 {
2072 cupsdLogMessage(CUPSD_LOG_ERROR,
2073 "Encryption value \"%s\" on line %d of %s is invalid in this "
2074 "context. Using \"required\" instead.", value, linenum, ConfigurationFile);
2075
2076 loc->encryption = HTTP_ENCRYPT_REQUIRED;
2077 }
2078 else if (!_cups_strcasecmp(value, "required"))
2079 loc->encryption = HTTP_ENCRYPT_REQUIRED;
2080 else if (!_cups_strcasecmp(value, "ifrequested"))
2081 loc->encryption = HTTP_ENCRYPT_IF_REQUESTED;
2082 else
2083 {
2084 cupsdLogMessage(CUPSD_LOG_ERROR,
2085 "Unknown Encryption value %s on line %d of %s.", value, linenum, ConfigurationFile);
2086 return (0);
2087 }
2088 }
2089 else if (!_cups_strcasecmp(line, "Order"))
2090 {
2091 /*
2092 * "Order Deny,Allow" or "Order Allow,Deny"...
2093 */
2094
2095 if (!_cups_strncasecmp(value, "deny", 4))
2096 loc->order_type = CUPSD_AUTH_ALLOW;
2097 else if (!_cups_strncasecmp(value, "allow", 5))
2098 loc->order_type = CUPSD_AUTH_DENY;
2099 else
2100 {
2101 cupsdLogMessage(CUPSD_LOG_ERROR, "Unknown Order value %s on line %d of %s.",
2102 value, linenum, ConfigurationFile);
2103 return (0);
2104 }
2105 }
2106 else if (!_cups_strcasecmp(line, "Allow") || !_cups_strcasecmp(line, "Deny"))
2107 {
2108 /*
2109 * Allow [From] host/ip...
2110 * Deny [From] host/ip...
2111 */
2112
2113 while (*value)
2114 {
2115 if (!_cups_strncasecmp(value, "from", 4))
2116 {
2117 /*
2118 * Strip leading "from"...
2119 */
2120
2121 value += 4;
2122
2123 while (_cups_isspace(*value))
2124 value ++;
2125
2126 if (!*value)
2127 break;
2128 }
2129
2130 /*
2131 * Find the end of the value...
2132 */
2133
2134 for (valptr = value; *valptr && !_cups_isspace(*valptr); valptr ++);
2135
2136 while (_cups_isspace(*valptr))
2137 *valptr++ = '\0';
2138
2139 /*
2140 * Figure out what form the allow/deny address takes:
2141 *
2142 * All
2143 * None
2144 * *.domain.com
2145 * .domain.com
2146 * host.domain.com
2147 * nnn.*
2148 * nnn.nnn.*
2149 * nnn.nnn.nnn.*
2150 * nnn.nnn.nnn.nnn
2151 * nnn.nnn.nnn.nnn/mm
2152 * nnn.nnn.nnn.nnn/mmm.mmm.mmm.mmm
2153 */
2154
2155 if (!_cups_strcasecmp(value, "all"))
2156 {
2157 /*
2158 * All hosts...
2159 */
2160
2161 if (!_cups_strcasecmp(line, "Allow"))
2162 cupsdAddIPMask(&(loc->allow), zeros, zeros);
2163 else
2164 cupsdAddIPMask(&(loc->deny), zeros, zeros);
2165 }
2166 else if (!_cups_strcasecmp(value, "none"))
2167 {
2168 /*
2169 * No hosts...
2170 */
2171
2172 if (!_cups_strcasecmp(line, "Allow"))
2173 cupsdAddIPMask(&(loc->allow), ones, zeros);
2174 else
2175 cupsdAddIPMask(&(loc->deny), ones, zeros);
2176 }
2177 #ifdef AF_INET6
2178 else if (value[0] == '*' || value[0] == '.' ||
2179 (!isdigit(value[0] & 255) && value[0] != '['))
2180 #else
2181 else if (value[0] == '*' || value[0] == '.' || !isdigit(value[0] & 255))
2182 #endif /* AF_INET6 */
2183 {
2184 /*
2185 * Host or domain name...
2186 */
2187
2188 if (value[0] == '*')
2189 value ++;
2190
2191 if (!_cups_strcasecmp(line, "Allow"))
2192 cupsdAddNameMask(&(loc->allow), value);
2193 else
2194 cupsdAddNameMask(&(loc->deny), value);
2195 }
2196 else
2197 {
2198 /*
2199 * One of many IP address forms...
2200 */
2201
2202 if (!get_addr_and_mask(value, ip, mask))
2203 {
2204 cupsdLogMessage(CUPSD_LOG_ERROR, "Bad netmask value %s on line %d of %s.",
2205 value, linenum, ConfigurationFile);
2206 return (0);
2207 }
2208
2209 if (!_cups_strcasecmp(line, "Allow"))
2210 cupsdAddIPMask(&(loc->allow), ip, mask);
2211 else
2212 cupsdAddIPMask(&(loc->deny), ip, mask);
2213 }
2214
2215 /*
2216 * Advance to next value...
2217 */
2218
2219 value = valptr;
2220 }
2221 }
2222 else if (!_cups_strcasecmp(line, "AuthType"))
2223 {
2224 /*
2225 * AuthType {none,basic,digest,basicdigest,negotiate,default}
2226 */
2227
2228 if (!_cups_strcasecmp(value, "none"))
2229 {
2230 loc->type = CUPSD_AUTH_NONE;
2231 loc->level = CUPSD_AUTH_ANON;
2232 }
2233 else if (!_cups_strcasecmp(value, "basic"))
2234 {
2235 loc->type = CUPSD_AUTH_BASIC;
2236
2237 if (loc->level == CUPSD_AUTH_ANON)
2238 loc->level = CUPSD_AUTH_USER;
2239 }
2240 else if (!_cups_strcasecmp(value, "default"))
2241 {
2242 loc->type = CUPSD_AUTH_DEFAULT;
2243
2244 if (loc->level == CUPSD_AUTH_ANON)
2245 loc->level = CUPSD_AUTH_USER;
2246 }
2247 #ifdef HAVE_GSSAPI
2248 else if (!_cups_strcasecmp(value, "negotiate"))
2249 {
2250 loc->type = CUPSD_AUTH_NEGOTIATE;
2251
2252 if (loc->level == CUPSD_AUTH_ANON)
2253 loc->level = CUPSD_AUTH_USER;
2254 }
2255 #endif /* HAVE_GSSAPI */
2256 else
2257 {
2258 cupsdLogMessage(CUPSD_LOG_WARN,
2259 "Unknown authorization type %s on line %d of %s.",
2260 value, linenum, ConfigurationFile);
2261 return (0);
2262 }
2263 }
2264 else if (!_cups_strcasecmp(line, "AuthClass"))
2265 {
2266 /*
2267 * AuthClass anonymous, user, system, group
2268 */
2269
2270 if (!_cups_strcasecmp(value, "anonymous"))
2271 {
2272 loc->type = CUPSD_AUTH_NONE;
2273 loc->level = CUPSD_AUTH_ANON;
2274
2275 cupsdLogMessage(CUPSD_LOG_WARN,
2276 "\"AuthClass %s\" is deprecated; consider removing "
2277 "it from line %d.",
2278 value, linenum);
2279 }
2280 else if (!_cups_strcasecmp(value, "user"))
2281 {
2282 loc->level = CUPSD_AUTH_USER;
2283
2284 cupsdLogMessage(CUPSD_LOG_WARN,
2285 "\"AuthClass %s\" is deprecated; consider using "
2286 "\"Require valid-user\" on line %d of %s.",
2287 value, linenum, ConfigurationFile);
2288 }
2289 else if (!_cups_strcasecmp(value, "group"))
2290 {
2291 loc->level = CUPSD_AUTH_GROUP;
2292
2293 cupsdLogMessage(CUPSD_LOG_WARN,
2294 "\"AuthClass %s\" is deprecated; consider using "
2295 "\"Require user @groupname\" on line %d of %s.",
2296 value, linenum, ConfigurationFile);
2297 }
2298 else if (!_cups_strcasecmp(value, "system"))
2299 {
2300 loc->level = CUPSD_AUTH_GROUP;
2301
2302 cupsdAddName(loc, "@SYSTEM");
2303
2304 cupsdLogMessage(CUPSD_LOG_WARN,
2305 "\"AuthClass %s\" is deprecated; consider using "
2306 "\"Require user @SYSTEM\" on line %d of %s.",
2307 value, linenum, ConfigurationFile);
2308 }
2309 else
2310 {
2311 cupsdLogMessage(CUPSD_LOG_WARN,
2312 "Unknown authorization class %s on line %d of %s.",
2313 value, linenum, ConfigurationFile);
2314 return (0);
2315 }
2316 }
2317 else if (!_cups_strcasecmp(line, "AuthGroupName"))
2318 {
2319 cupsdAddName(loc, value);
2320
2321 cupsdLogMessage(CUPSD_LOG_WARN,
2322 "\"AuthGroupName %s\" directive is deprecated; consider "
2323 "using \"Require user @%s\" on line %d of %s.",
2324 value, value, linenum, ConfigurationFile);
2325 }
2326 else if (!_cups_strcasecmp(line, "Require"))
2327 {
2328 /*
2329 * Apache synonym for AuthClass and AuthGroupName...
2330 *
2331 * Get initial word:
2332 *
2333 * Require valid-user
2334 * Require group names
2335 * Require user names
2336 */
2337
2338 for (valptr = value; !_cups_isspace(*valptr) && *valptr; valptr ++);
2339
2340 if (*valptr)
2341 *valptr++ = '\0';
2342
2343 if (!_cups_strcasecmp(value, "valid-user") ||
2344 !_cups_strcasecmp(value, "user"))
2345 loc->level = CUPSD_AUTH_USER;
2346 else if (!_cups_strcasecmp(value, "group"))
2347 loc->level = CUPSD_AUTH_GROUP;
2348 else
2349 {
2350 cupsdLogMessage(CUPSD_LOG_WARN, "Unknown Require type %s on line %d of %s.",
2351 value, linenum, ConfigurationFile);
2352 return (0);
2353 }
2354
2355 /*
2356 * Get the list of names from the line...
2357 */
2358
2359 for (value = valptr; *value;)
2360 {
2361 while (_cups_isspace(*value))
2362 value ++;
2363
2364 #ifdef HAVE_AUTHORIZATION_H
2365 if (!strncmp(value, "@AUTHKEY(", 9))
2366 {
2367 /*
2368 * Grab "@AUTHKEY(name)" value...
2369 */
2370
2371 for (valptr = value + 9; *valptr != ')' && *valptr; valptr ++);
2372
2373 if (*valptr)
2374 *valptr++ = '\0';
2375 }
2376 else
2377 #endif /* HAVE_AUTHORIZATION_H */
2378 if (*value == '\"' || *value == '\'')
2379 {
2380 /*
2381 * Grab quoted name...
2382 */
2383
2384 for (valptr = value + 1; *valptr != *value && *valptr; valptr ++);
2385
2386 value ++;
2387 }
2388 else
2389 {
2390 /*
2391 * Grab literal name.
2392 */
2393
2394 for (valptr = value; !_cups_isspace(*valptr) && *valptr; valptr ++);
2395 }
2396
2397 if (*valptr)
2398 *valptr++ = '\0';
2399
2400 cupsdAddName(loc, value);
2401
2402 for (value = valptr; _cups_isspace(*value); value ++);
2403 }
2404 }
2405 else if (!_cups_strcasecmp(line, "Satisfy"))
2406 {
2407 if (!_cups_strcasecmp(value, "all"))
2408 loc->satisfy = CUPSD_AUTH_SATISFY_ALL;
2409 else if (!_cups_strcasecmp(value, "any"))
2410 loc->satisfy = CUPSD_AUTH_SATISFY_ANY;
2411 else
2412 {
2413 cupsdLogMessage(CUPSD_LOG_WARN, "Unknown Satisfy value %s on line %d of %s.",
2414 value, linenum, ConfigurationFile);
2415 return (0);
2416 }
2417 }
2418 else
2419 return (0);
2420
2421 return (1);
2422 }
2423
2424
2425 /*
2426 * 'parse_fatal_errors()' - Parse FatalErrors values in a string.
2427 */
2428
2429 static int /* O - FatalErrors bits */
2430 parse_fatal_errors(const char *s) /* I - FatalErrors string */
2431 {
2432 int fatal; /* FatalErrors bits */
2433 char value[1024], /* Value string */
2434 *valstart, /* Pointer into value */
2435 *valend; /* End of value */
2436
2437
2438 /*
2439 * Empty FatalErrors line yields NULL pointer...
2440 */
2441
2442 if (!s)
2443 return (CUPSD_FATAL_NONE);
2444
2445 /*
2446 * Loop through the value string,...
2447 */
2448
2449 strlcpy(value, s, sizeof(value));
2450
2451 fatal = CUPSD_FATAL_NONE;
2452
2453 for (valstart = value; *valstart;)
2454 {
2455 /*
2456 * Get the current space/comma-delimited kind name...
2457 */
2458
2459 for (valend = valstart; *valend; valend ++)
2460 if (_cups_isspace(*valend) || *valend == ',')
2461 break;
2462
2463 if (*valend)
2464 *valend++ = '\0';
2465
2466 /*
2467 * Add the error to the bitmask...
2468 */
2469
2470 if (!_cups_strcasecmp(valstart, "all"))
2471 fatal = CUPSD_FATAL_ALL;
2472 else if (!_cups_strcasecmp(valstart, "browse"))
2473 fatal |= CUPSD_FATAL_BROWSE;
2474 else if (!_cups_strcasecmp(valstart, "-browse"))
2475 fatal &= ~CUPSD_FATAL_BROWSE;
2476 else if (!_cups_strcasecmp(valstart, "config"))
2477 fatal |= CUPSD_FATAL_CONFIG;
2478 else if (!_cups_strcasecmp(valstart, "-config"))
2479 fatal &= ~CUPSD_FATAL_CONFIG;
2480 else if (!_cups_strcasecmp(valstart, "listen"))
2481 fatal |= CUPSD_FATAL_LISTEN;
2482 else if (!_cups_strcasecmp(valstart, "-listen"))
2483 fatal &= ~CUPSD_FATAL_LISTEN;
2484 else if (!_cups_strcasecmp(valstart, "log"))
2485 fatal |= CUPSD_FATAL_LOG;
2486 else if (!_cups_strcasecmp(valstart, "-log"))
2487 fatal &= ~CUPSD_FATAL_LOG;
2488 else if (!_cups_strcasecmp(valstart, "permissions"))
2489 fatal |= CUPSD_FATAL_PERMISSIONS;
2490 else if (!_cups_strcasecmp(valstart, "-permissions"))
2491 fatal &= ~CUPSD_FATAL_PERMISSIONS;
2492 else if (_cups_strcasecmp(valstart, "none"))
2493 cupsdLogMessage(CUPSD_LOG_ERROR,
2494 "Unknown FatalErrors kind \"%s\" ignored.", valstart);
2495
2496 for (valstart = valend; *valstart; valstart ++)
2497 if (!_cups_isspace(*valstart) || *valstart != ',')
2498 break;
2499 }
2500
2501 return (fatal);
2502 }
2503
2504
2505 /*
2506 * 'parse_groups()' - Parse system group names in a string.
2507 */
2508
2509 static int /* O - 1 on success, 0 on failure */
2510 parse_groups(const char *s) /* I - Space-delimited groups */
2511 {
2512 int status; /* Return status */
2513 char value[1024], /* Value string */
2514 *valstart, /* Pointer into value */
2515 *valend, /* End of value */
2516 quote; /* Quote character */
2517 struct group *group; /* Group */
2518
2519
2520 /*
2521 * Make a copy of the string and parse out the groups...
2522 */
2523
2524 strlcpy(value, s, sizeof(value));
2525
2526 status = 1;
2527 valstart = value;
2528
2529 while (*valstart && NumSystemGroups < MAX_SYSTEM_GROUPS)
2530 {
2531 if (*valstart == '\'' || *valstart == '\"')
2532 {
2533 /*
2534 * Scan quoted name...
2535 */
2536
2537 quote = *valstart++;
2538
2539 for (valend = valstart; *valend; valend ++)
2540 if (*valend == quote)
2541 break;
2542 }
2543 else
2544 {
2545 /*
2546 * Scan space or comma-delimited name...
2547 */
2548
2549 for (valend = valstart; *valend; valend ++)
2550 if (_cups_isspace(*valend) || *valend == ',')
2551 break;
2552 }
2553
2554 if (*valend)
2555 *valend++ = '\0';
2556
2557 group = getgrnam(valstart);
2558 if (group)
2559 {
2560 cupsdSetString(SystemGroups + NumSystemGroups, valstart);
2561 SystemGroupIDs[NumSystemGroups] = group->gr_gid;
2562
2563 NumSystemGroups ++;
2564 }
2565 else
2566 status = 0;
2567
2568 endgrent();
2569
2570 valstart = valend;
2571
2572 while (*valstart == ',' || _cups_isspace(*valstart))
2573 valstart ++;
2574 }
2575
2576 return (status);
2577 }
2578
2579
2580 /*
2581 * 'parse_protocols()' - Parse browse protocols in a string.
2582 */
2583
2584 static int /* O - Browse protocol bits */
2585 parse_protocols(const char *s) /* I - Space-delimited protocols */
2586 {
2587 int protocols; /* Browse protocol bits */
2588 char value[1024], /* Value string */
2589 *valstart, /* Pointer into value */
2590 *valend; /* End of value */
2591
2592
2593 /*
2594 * Empty protocol line yields NULL pointer...
2595 */
2596
2597 if (!s)
2598 return (0);
2599
2600 /*
2601 * Loop through the value string,...
2602 */
2603
2604 strlcpy(value, s, sizeof(value));
2605
2606 protocols = 0;
2607
2608 for (valstart = value; *valstart;)
2609 {
2610 /*
2611 * Get the current space/comma-delimited protocol name...
2612 */
2613
2614 for (valend = valstart; *valend; valend ++)
2615 if (_cups_isspace(*valend) || *valend == ',')
2616 break;
2617
2618 if (*valend)
2619 *valend++ = '\0';
2620
2621 /*
2622 * Add the protocol to the bitmask...
2623 */
2624
2625 if (!_cups_strcasecmp(valstart, "dnssd") ||
2626 !_cups_strcasecmp(valstart, "dns-sd") ||
2627 !_cups_strcasecmp(valstart, "bonjour"))
2628 protocols |= BROWSE_DNSSD;
2629 else if (!_cups_strcasecmp(valstart, "all"))
2630 protocols |= BROWSE_ALL;
2631 else if (_cups_strcasecmp(valstart, "none"))
2632 cupsdLogMessage(CUPSD_LOG_ERROR,
2633 "Unknown browse protocol \"%s\" ignored.", valstart);
2634
2635 for (valstart = valend; *valstart; valstart ++)
2636 if (!_cups_isspace(*valstart) || *valstart != ',')
2637 break;
2638 }
2639
2640 return (protocols);
2641 }
2642
2643
2644 /*
2645 * 'parse_variable()' - Parse a variable line.
2646 */
2647
2648 static int /* O - 1 on success, 0 on failure */
2649 parse_variable(
2650 const char *filename, /* I - Name of configuration file */
2651 int linenum, /* I - Line in configuration file */
2652 const char *line, /* I - Line from configuration file */
2653 const char *value, /* I - Value from configuration file */
2654 size_t num_vars, /* I - Number of variables */
2655 const cupsd_var_t *vars) /* I - Variables */
2656 {
2657 size_t i; /* Looping var */
2658 const cupsd_var_t *var; /* Variables */
2659 char temp[1024]; /* Temporary string */
2660
2661
2662 for (i = num_vars, var = vars; i > 0; i --, var ++)
2663 if (!_cups_strcasecmp(line, var->name))
2664 break;
2665
2666 if (i == 0)
2667 {
2668 /*
2669 * Unknown directive! Output an error message and continue...
2670 */
2671
2672 if (!value)
2673 cupsdLogMessage(CUPSD_LOG_ERROR, "Missing value for %s on line %d of %s.",
2674 line, linenum, filename);
2675 else
2676 cupsdLogMessage(CUPSD_LOG_ERROR, "Unknown directive %s on line %d of %s.",
2677 line, linenum, filename);
2678
2679 return (0);
2680 }
2681
2682 switch (var->type)
2683 {
2684 case CUPSD_VARTYPE_INTEGER :
2685 if (!value)
2686 {
2687 cupsdLogMessage(CUPSD_LOG_ERROR,
2688 "Missing integer value for %s on line %d of %s.",
2689 line, linenum, filename);
2690 return (0);
2691 }
2692 else if (!isdigit(*value & 255))
2693 {
2694 cupsdLogMessage(CUPSD_LOG_ERROR,
2695 "Bad integer value for %s on line %d of %s.",
2696 line, linenum, filename);
2697 return (0);
2698 }
2699 else
2700 {
2701 int n; /* Number */
2702 char *units; /* Units */
2703
2704 n = strtol(value, &units, 0);
2705
2706 if (units && *units)
2707 {
2708 if (tolower(units[0] & 255) == 'g')
2709 n *= 1024 * 1024 * 1024;
2710 else if (tolower(units[0] & 255) == 'm')
2711 n *= 1024 * 1024;
2712 else if (tolower(units[0] & 255) == 'k')
2713 n *= 1024;
2714 else if (tolower(units[0] & 255) == 't')
2715 n *= 262144;
2716 else
2717 {
2718 cupsdLogMessage(CUPSD_LOG_ERROR,
2719 "Unknown integer value for %s on line %d of %s.",
2720 line, linenum, filename);
2721 return (0);
2722 }
2723 }
2724
2725 if (n < 0)
2726 {
2727 cupsdLogMessage(CUPSD_LOG_ERROR,
2728 "Bad negative integer value for %s on line %d of "
2729 "%s.", line, linenum, filename);
2730 return (0);
2731 }
2732 else
2733 {
2734 *((int *)var->ptr) = n;
2735 }
2736 }
2737 break;
2738
2739 case CUPSD_VARTYPE_PERM :
2740 if (!value)
2741 {
2742 cupsdLogMessage(CUPSD_LOG_ERROR,
2743 "Missing permissions value for %s on line %d of %s.",
2744 line, linenum, filename);
2745 return (0);
2746 }
2747 else if (!isdigit(*value & 255))
2748 {
2749 /* TODO: Add chmod UGO syntax support */
2750 cupsdLogMessage(CUPSD_LOG_ERROR,
2751 "Bad permissions value for %s on line %d of %s.",
2752 line, linenum, filename);
2753 return (0);
2754 }
2755 else
2756 {
2757 int n = strtol(value, NULL, 8);
2758 /* Permissions value */
2759
2760 if (n < 0)
2761 {
2762 cupsdLogMessage(CUPSD_LOG_ERROR,
2763 "Bad negative permissions value for %s on line %d of "
2764 "%s.", line, linenum, filename);
2765 return (0);
2766 }
2767 else
2768 {
2769 *((mode_t *)var->ptr) = (mode_t)n;
2770 }
2771 }
2772 break;
2773
2774 case CUPSD_VARTYPE_TIME :
2775 if (!value)
2776 {
2777 cupsdLogMessage(CUPSD_LOG_ERROR,
2778 "Missing time interval value for %s on line %d of "
2779 "%s.", line, linenum, filename);
2780 return (0);
2781 }
2782 else if (!_cups_strncasecmp(line, "PreserveJob", 11) &&
2783 (!_cups_strcasecmp(value, "true") ||
2784 !_cups_strcasecmp(value, "on") ||
2785 !_cups_strcasecmp(value, "enabled") ||
2786 !_cups_strcasecmp(value, "yes")))
2787 {
2788 *((int *)var->ptr) = INT_MAX;
2789 }
2790 else if (!_cups_strcasecmp(value, "false") ||
2791 !_cups_strcasecmp(value, "off") ||
2792 !_cups_strcasecmp(value, "disabled") ||
2793 !_cups_strcasecmp(value, "no"))
2794 {
2795 *((int *)var->ptr) = 0;
2796 }
2797 else if (!isdigit(*value & 255))
2798 {
2799 cupsdLogMessage(CUPSD_LOG_ERROR,
2800 "Unknown time interval value for %s on line %d of "
2801 "%s.", line, linenum, filename);
2802 return (0);
2803 }
2804 else
2805 {
2806 double n; /* Number */
2807 char *units; /* Units */
2808
2809 n = strtod(value, &units);
2810
2811 if (units && *units)
2812 {
2813 if (tolower(units[0] & 255) == 'w')
2814 n *= 7 * 24 * 60 * 60;
2815 else if (tolower(units[0] & 255) == 'd')
2816 n *= 24 * 60 * 60;
2817 else if (tolower(units[0] & 255) == 'h')
2818 n *= 60 * 60;
2819 else if (tolower(units[0] & 255) == 'm')
2820 n *= 60;
2821 else
2822 {
2823 cupsdLogMessage(CUPSD_LOG_ERROR,
2824 "Unknown time interval value for %s on line "
2825 "%d of %s.", line, linenum, filename);
2826 return (0);
2827 }
2828 }
2829
2830 if (n < 0.0 || n > INT_MAX)
2831 {
2832 cupsdLogMessage(CUPSD_LOG_ERROR,
2833 "Bad time value for %s on line %d of %s.",
2834 line, linenum, filename);
2835 return (0);
2836 }
2837 else
2838 {
2839 *((int *)var->ptr) = (int)n;
2840 }
2841 }
2842 break;
2843
2844 case CUPSD_VARTYPE_BOOLEAN :
2845 if (!value)
2846 {
2847 cupsdLogMessage(CUPSD_LOG_ERROR,
2848 "Missing boolean value for %s on line %d of %s.",
2849 line, linenum, filename);
2850 return (0);
2851 }
2852 else if (!_cups_strcasecmp(value, "true") ||
2853 !_cups_strcasecmp(value, "on") ||
2854 !_cups_strcasecmp(value, "enabled") ||
2855 !_cups_strcasecmp(value, "yes") ||
2856 atoi(value) != 0)
2857 {
2858 *((int *)var->ptr) = TRUE;
2859 }
2860 else if (!_cups_strcasecmp(value, "false") ||
2861 !_cups_strcasecmp(value, "off") ||
2862 !_cups_strcasecmp(value, "disabled") ||
2863 !_cups_strcasecmp(value, "no") ||
2864 !_cups_strcasecmp(value, "0"))
2865 {
2866 *((int *)var->ptr) = FALSE;
2867 }
2868 else
2869 {
2870 cupsdLogMessage(CUPSD_LOG_ERROR,
2871 "Unknown boolean value %s on line %d of %s.",
2872 value, linenum, filename);
2873 return (0);
2874 }
2875 break;
2876
2877 case CUPSD_VARTYPE_PATHNAME :
2878 if (!value)
2879 {
2880 cupsdLogMessage(CUPSD_LOG_ERROR,
2881 "Missing pathname value for %s on line %d of %s.",
2882 line, linenum, filename);
2883 return (0);
2884 }
2885
2886 if (value[0] == '/')
2887 strlcpy(temp, value, sizeof(temp));
2888 else
2889 snprintf(temp, sizeof(temp), "%s/%s", ServerRoot, value);
2890
2891 if (access(temp, 0))
2892 {
2893 cupsdLogMessage(CUPSD_LOG_ERROR,
2894 "File or directory for \"%s %s\" on line %d of %s "
2895 "does not exist.", line, value, linenum, filename);
2896 return (0);
2897 }
2898
2899 cupsdSetString((char **)var->ptr, temp);
2900 break;
2901
2902 case CUPSD_VARTYPE_STRING :
2903 cupsdSetString((char **)var->ptr, value);
2904 break;
2905 }
2906
2907 return (1);
2908 }
2909
2910
2911 /*
2912 * 'read_cupsd_conf()' - Read the cupsd.conf configuration file.
2913 */
2914
2915 static int /* O - 1 on success, 0 on failure */
2916 read_cupsd_conf(cups_file_t *fp) /* I - File to read from */
2917 {
2918 int linenum; /* Current line number */
2919 char line[HTTP_MAX_BUFFER],
2920 /* Line from file */
2921 temp[HTTP_MAX_BUFFER],
2922 /* Temporary buffer for value */
2923 *value, /* Pointer to value */
2924 *valueptr; /* Pointer into value */
2925 int valuelen; /* Length of value */
2926 http_addrlist_t *addrlist, /* Address list */
2927 *addr; /* Current address */
2928 cups_file_t *incfile; /* Include file */
2929 char incname[1024]; /* Include filename */
2930
2931
2932 /*
2933 * Loop through each line in the file...
2934 */
2935
2936 linenum = 0;
2937
2938 while (cupsFileGetConf(fp, line, sizeof(line), &value, &linenum))
2939 {
2940 /*
2941 * Decode the directive...
2942 */
2943
2944 if (!_cups_strcasecmp(line, "Include") && value)
2945 {
2946 /*
2947 * Include filename
2948 */
2949
2950 if (value[0] == '/')
2951 strlcpy(incname, value, sizeof(incname));
2952 else
2953 snprintf(incname, sizeof(incname), "%s/%s", ServerRoot, value);
2954
2955 if ((incfile = cupsFileOpen(incname, "rb")) == NULL)
2956 cupsdLogMessage(CUPSD_LOG_ERROR,
2957 "Unable to include config file \"%s\" - %s",
2958 incname, strerror(errno));
2959 else
2960 {
2961 read_cupsd_conf(incfile);
2962 cupsFileClose(incfile);
2963 }
2964 }
2965 else if (!_cups_strcasecmp(line, "<Location") && value)
2966 {
2967 /*
2968 * <Location path>
2969 */
2970
2971 linenum = read_location(fp, value, linenum);
2972 if (linenum == 0)
2973 return (0);
2974 }
2975 else if (!_cups_strcasecmp(line, "<Policy") && value)
2976 {
2977 /*
2978 * <Policy name>
2979 */
2980
2981 linenum = read_policy(fp, value, linenum);
2982 if (linenum == 0)
2983 return (0);
2984 }
2985 else if (!_cups_strcasecmp(line, "FaxRetryInterval") && value)
2986 {
2987 JobRetryInterval = atoi(value);
2988 cupsdLogMessage(CUPSD_LOG_WARN,
2989 "FaxRetryInterval is deprecated; use "
2990 "JobRetryInterval on line %d of %s.", linenum, ConfigurationFile);
2991 }
2992 else if (!_cups_strcasecmp(line, "FaxRetryLimit") && value)
2993 {
2994 JobRetryLimit = atoi(value);
2995 cupsdLogMessage(CUPSD_LOG_WARN,
2996 "FaxRetryLimit is deprecated; use "
2997 "JobRetryLimit on line %d of %s.", linenum, ConfigurationFile);
2998 }
2999 #ifdef HAVE_SSL
3000 else if (!_cups_strcasecmp(line, "SSLOptions"))
3001 {
3002 /*
3003 * SSLOptions [AllowRC4] [AllowSSL3] [None]
3004 */
3005
3006 int options = 0; /* SSL/TLS options */
3007
3008 if (value)
3009 {
3010 char *start, /* Start of option */
3011 *end; /* End of option */
3012
3013 for (start = value; *start; start = end)
3014 {
3015 /*
3016 * Find end of keyword...
3017 */
3018
3019 end = start;
3020 while (*end && !_cups_isspace(*end))
3021 end ++;
3022
3023 if (*end)
3024 *end++ = '\0';
3025
3026 /*
3027 * Compare...
3028 */
3029
3030 if (!_cups_strcasecmp(start, "AllowRC4"))
3031 options |= _HTTP_TLS_ALLOW_RC4;
3032 else if (!_cups_strcasecmp(start, "AllowSSL3"))
3033 options |= _HTTP_TLS_ALLOW_SSL3;
3034 else if (!_cups_strcasecmp(start, "None"))
3035 options = 0;
3036 else if (_cups_strcasecmp(start, "NoEmptyFragments"))
3037 cupsdLogMessage(CUPSD_LOG_WARN, "Unknown SSL option %s at line %d.", start, linenum);
3038 }
3039 }
3040
3041 _httpTLSSetOptions(options);
3042 }
3043 #endif /* HAVE_SSL */
3044 else if ((!_cups_strcasecmp(line, "Port") || !_cups_strcasecmp(line, "Listen")
3045 #ifdef HAVE_SSL
3046 || !_cups_strcasecmp(line, "SSLPort") || !_cups_strcasecmp(line, "SSLListen")
3047 #endif /* HAVE_SSL */
3048 ) && value)
3049 {
3050 /*
3051 * Add listening address(es) to the list...
3052 */
3053
3054 cupsd_listener_t *lis; /* New listeners array */
3055
3056
3057 /*
3058 * Get the address list...
3059 */
3060
3061 addrlist = get_address(value, IPP_PORT);
3062
3063 if (!addrlist)
3064 {
3065 cupsdLogMessage(CUPSD_LOG_ERROR, "Bad %s address %s at line %d.", line,
3066 value, linenum);
3067 continue;
3068 }
3069
3070 /*
3071 * Add each address...
3072 */
3073
3074 for (addr = addrlist; addr; addr = addr->next)
3075 {
3076 /*
3077 * See if this address is already present...
3078 */
3079
3080 for (lis = (cupsd_listener_t *)cupsArrayFirst(Listeners);
3081 lis;
3082 lis = (cupsd_listener_t *)cupsArrayNext(Listeners))
3083 if (httpAddrEqual(&(addr->addr), &(lis->address)) &&
3084 httpAddrPort(&(addr->addr)) == httpAddrPort(&(lis->address)))
3085 break;
3086
3087 if (lis)
3088 {
3089 #ifdef HAVE_ONDEMAND
3090 if (!lis->on_demand)
3091 #endif /* HAVE_ONDEMAND */
3092 {
3093 httpAddrString(&lis->address, temp, sizeof(temp));
3094 cupsdLogMessage(CUPSD_LOG_WARN,
3095 "Duplicate listen address \"%s\" ignored.", temp);
3096 }
3097
3098 continue;
3099 }
3100
3101 /*
3102 * Allocate another listener...
3103 */
3104
3105 if (!Listeners)
3106 Listeners = cupsArrayNew(NULL, NULL);
3107
3108 if (!Listeners)
3109 {
3110 cupsdLogMessage(CUPSD_LOG_ERROR,
3111 "Unable to allocate %s at line %d - %s.",
3112 line, linenum, strerror(errno));
3113 break;
3114 }
3115
3116 if ((lis = calloc(1, sizeof(cupsd_listener_t))) == NULL)
3117 {
3118 cupsdLogMessage(CUPSD_LOG_ERROR,
3119 "Unable to allocate %s at line %d - %s.",
3120 line, linenum, strerror(errno));
3121 break;
3122 }
3123
3124 cupsArrayAdd(Listeners, lis);
3125
3126 /*
3127 * Copy the current address and log it...
3128 */
3129
3130 memcpy(&(lis->address), &(addr->addr), sizeof(lis->address));
3131 lis->fd = -1;
3132
3133 #ifdef HAVE_SSL
3134 if (!_cups_strcasecmp(line, "SSLPort") || !_cups_strcasecmp(line, "SSLListen"))
3135 lis->encryption = HTTP_ENCRYPT_ALWAYS;
3136 #endif /* HAVE_SSL */
3137
3138 httpAddrString(&lis->address, temp, sizeof(temp));
3139
3140 #ifdef AF_LOCAL
3141 if (lis->address.addr.sa_family == AF_LOCAL)
3142 cupsdLogMessage(CUPSD_LOG_INFO, "Listening to %s (Domain)", temp);
3143 else
3144 #endif /* AF_LOCAL */
3145 cupsdLogMessage(CUPSD_LOG_INFO, "Listening to %s:%d (IPv%d)", temp,
3146 httpAddrPort(&(lis->address)),
3147 httpAddrFamily(&(lis->address)) == AF_INET ? 4 : 6);
3148
3149 if (!httpAddrLocalhost(&(lis->address)))
3150 RemotePort = httpAddrPort(&(lis->address));
3151 }
3152
3153 /*
3154 * Free the list...
3155 */
3156
3157 httpAddrFreeList(addrlist);
3158 }
3159 else if (!_cups_strcasecmp(line, "BrowseProtocols") ||
3160 !_cups_strcasecmp(line, "BrowseLocalProtocols"))
3161 {
3162 /*
3163 * "BrowseProtocols name [... name]"
3164 * "BrowseLocalProtocols name [... name]"
3165 */
3166
3167 int protocols = parse_protocols(value);
3168
3169 if (protocols < 0)
3170 {
3171 cupsdLogMessage(CUPSD_LOG_ERROR,
3172 "Unknown browse protocol \"%s\" on line %d of %s.",
3173 value, linenum, ConfigurationFile);
3174 break;
3175 }
3176
3177 BrowseLocalProtocols = protocols;
3178 }
3179 else if (!_cups_strcasecmp(line, "DefaultAuthType") && value)
3180 {
3181 /*
3182 * DefaultAuthType {basic,digest,basicdigest,negotiate}
3183 */
3184
3185 if (!_cups_strcasecmp(value, "none"))
3186 default_auth_type = CUPSD_AUTH_NONE;
3187 else if (!_cups_strcasecmp(value, "basic"))
3188 default_auth_type = CUPSD_AUTH_BASIC;
3189 #ifdef HAVE_GSSAPI
3190 else if (!_cups_strcasecmp(value, "negotiate"))
3191 default_auth_type = CUPSD_AUTH_NEGOTIATE;
3192 #endif /* HAVE_GSSAPI */
3193 else if (!_cups_strcasecmp(value, "auto"))
3194 default_auth_type = CUPSD_AUTH_AUTO;
3195 else
3196 {
3197 cupsdLogMessage(CUPSD_LOG_WARN,
3198 "Unknown default authorization type %s on line %d of %s.",
3199 value, linenum, ConfigurationFile);
3200 if (FatalErrors & CUPSD_FATAL_CONFIG)
3201 return (0);
3202 }
3203 }
3204 #ifdef HAVE_SSL
3205 else if (!_cups_strcasecmp(line, "DefaultEncryption"))
3206 {
3207 /*
3208 * DefaultEncryption {Never,IfRequested,Required}
3209 */
3210
3211 if (!value || !_cups_strcasecmp(value, "never"))
3212 DefaultEncryption = HTTP_ENCRYPT_NEVER;
3213 else if (!_cups_strcasecmp(value, "required"))
3214 DefaultEncryption = HTTP_ENCRYPT_REQUIRED;
3215 else if (!_cups_strcasecmp(value, "ifrequested"))
3216 DefaultEncryption = HTTP_ENCRYPT_IF_REQUESTED;
3217 else
3218 {
3219 cupsdLogMessage(CUPSD_LOG_WARN,
3220 "Unknown default encryption %s on line %d of %s.",
3221 value, linenum, ConfigurationFile);
3222 if (FatalErrors & CUPSD_FATAL_CONFIG)
3223 return (0);
3224 }
3225 }
3226 #endif /* HAVE_SSL */
3227 else if (!_cups_strcasecmp(line, "HostNameLookups") && value)
3228 {
3229 /*
3230 * Do hostname lookups?
3231 */
3232
3233 if (!_cups_strcasecmp(value, "off") || !_cups_strcasecmp(value, "no") ||
3234 !_cups_strcasecmp(value, "false"))
3235 HostNameLookups = 0;
3236 else if (!_cups_strcasecmp(value, "on") || !_cups_strcasecmp(value, "yes") ||
3237 !_cups_strcasecmp(value, "true"))
3238 HostNameLookups = 1;
3239 else if (!_cups_strcasecmp(value, "double"))
3240 HostNameLookups = 2;
3241 else
3242 cupsdLogMessage(CUPSD_LOG_WARN, "Unknown HostNameLookups %s on line %d of %s.",
3243 value, linenum, ConfigurationFile);
3244 }
3245 else if (!_cups_strcasecmp(line, "AccessLogLevel") && value)
3246 {
3247 /*
3248 * Amount of logging to do to access log...
3249 */
3250
3251 if (!_cups_strcasecmp(value, "all"))
3252 AccessLogLevel = CUPSD_ACCESSLOG_ALL;
3253 else if (!_cups_strcasecmp(value, "actions"))
3254 AccessLogLevel = CUPSD_ACCESSLOG_ACTIONS;
3255 else if (!_cups_strcasecmp(value, "config"))
3256 AccessLogLevel = CUPSD_ACCESSLOG_CONFIG;
3257 else if (!_cups_strcasecmp(value, "none"))
3258 AccessLogLevel = CUPSD_ACCESSLOG_NONE;
3259 else
3260 cupsdLogMessage(CUPSD_LOG_WARN, "Unknown AccessLogLevel %s on line %d of %s.",
3261 value, linenum, ConfigurationFile);
3262 }
3263 else if (!_cups_strcasecmp(line, "LogLevel") && value)
3264 {
3265 /*
3266 * Amount of logging to do to error log...
3267 */
3268
3269 if (!_cups_strcasecmp(value, "debug2"))
3270 LogLevel = CUPSD_LOG_DEBUG2;
3271 else if (!_cups_strcasecmp(value, "debug"))
3272 LogLevel = CUPSD_LOG_DEBUG;
3273 else if (!_cups_strcasecmp(value, "info"))
3274 LogLevel = CUPSD_LOG_INFO;
3275 else if (!_cups_strcasecmp(value, "notice"))
3276 LogLevel = CUPSD_LOG_NOTICE;
3277 else if (!_cups_strcasecmp(value, "warn"))
3278 LogLevel = CUPSD_LOG_WARN;
3279 else if (!_cups_strcasecmp(value, "error"))
3280 LogLevel = CUPSD_LOG_ERROR;
3281 else if (!_cups_strcasecmp(value, "crit"))
3282 LogLevel = CUPSD_LOG_CRIT;
3283 else if (!_cups_strcasecmp(value, "alert"))
3284 LogLevel = CUPSD_LOG_ALERT;
3285 else if (!_cups_strcasecmp(value, "emerg"))
3286 LogLevel = CUPSD_LOG_EMERG;
3287 else if (!_cups_strcasecmp(value, "none"))
3288 LogLevel = CUPSD_LOG_NONE;
3289 else
3290 cupsdLogMessage(CUPSD_LOG_WARN, "Unknown LogLevel %s on line %d of %s.",
3291 value, linenum, ConfigurationFile);
3292 }
3293 else if (!_cups_strcasecmp(line, "LogTimeFormat") && value)
3294 {
3295 /*
3296 * Amount of logging to do to error log...
3297 */
3298
3299 if (!_cups_strcasecmp(value, "standard"))
3300 LogTimeFormat = CUPSD_TIME_STANDARD;
3301 else if (!_cups_strcasecmp(value, "usecs"))
3302 LogTimeFormat = CUPSD_TIME_USECS;
3303 else
3304 cupsdLogMessage(CUPSD_LOG_WARN, "Unknown LogTimeFormat %s on line %d of %s.",
3305 value, linenum, ConfigurationFile);
3306 }
3307 else if (!_cups_strcasecmp(line, "ServerTokens") && value)
3308 {
3309 /*
3310 * Set the string used for the Server header...
3311 */
3312
3313 struct utsname plat; /* Platform info */
3314
3315
3316 uname(&plat);
3317
3318 if (!_cups_strcasecmp(value, "ProductOnly"))
3319 cupsdSetString(&ServerHeader, "CUPS IPP");
3320 else if (!_cups_strcasecmp(value, "Major"))
3321 cupsdSetStringf(&ServerHeader, "CUPS/%d IPP/2", CUPS_VERSION_MAJOR);
3322 else if (!_cups_strcasecmp(value, "Minor"))
3323 cupsdSetStringf(&ServerHeader, "CUPS/%d.%d IPP/2.1", CUPS_VERSION_MAJOR,
3324 CUPS_VERSION_MINOR);
3325 else if (!_cups_strcasecmp(value, "Minimal"))
3326 cupsdSetString(&ServerHeader, CUPS_MINIMAL " IPP/2.1");
3327 else if (!_cups_strcasecmp(value, "OS"))
3328 cupsdSetStringf(&ServerHeader, CUPS_MINIMAL " (%s %s) IPP/2.1",
3329 plat.sysname, plat.release);
3330 else if (!_cups_strcasecmp(value, "Full"))
3331 cupsdSetStringf(&ServerHeader, CUPS_MINIMAL " (%s %s; %s) IPP/2.1",
3332 plat.sysname, plat.release, plat.machine);
3333 else if (!_cups_strcasecmp(value, "None"))
3334 cupsdClearString(&ServerHeader);
3335 else
3336 cupsdLogMessage(CUPSD_LOG_WARN, "Unknown ServerTokens %s on line %d of %s.",
3337 value, linenum, ConfigurationFile);
3338 }
3339 else if (!_cups_strcasecmp(line, "PassEnv") && value)
3340 {
3341 /*
3342 * PassEnv variable [... variable]
3343 */
3344
3345 for (; *value;)
3346 {
3347 for (valuelen = 0; value[valuelen]; valuelen ++)
3348 if (_cups_isspace(value[valuelen]) || value[valuelen] == ',')
3349 break;
3350
3351 if (value[valuelen])
3352 {
3353 value[valuelen] = '\0';
3354 valuelen ++;
3355 }
3356
3357 cupsdSetEnv(value, NULL);
3358
3359 for (value += valuelen; *value; value ++)
3360 if (!_cups_isspace(*value) || *value != ',')
3361 break;
3362 }
3363 }
3364 else if (!_cups_strcasecmp(line, "ServerAlias") && value)
3365 {
3366 /*
3367 * ServerAlias name [... name]
3368 */
3369
3370 if (!ServerAlias)
3371 ServerAlias = cupsArrayNew(NULL, NULL);
3372
3373 for (; *value;)
3374 {
3375 for (valuelen = 0; value[valuelen]; valuelen ++)
3376 if (_cups_isspace(value[valuelen]) || value[valuelen] == ',')
3377 break;
3378
3379 if (value[valuelen])
3380 {
3381 value[valuelen] = '\0';
3382 valuelen ++;
3383 }
3384
3385 cupsdAddAlias(ServerAlias, value);
3386
3387 for (value += valuelen; *value; value ++)
3388 if (!_cups_isspace(*value) || *value != ',')
3389 break;
3390 }
3391 }
3392 else if (!_cups_strcasecmp(line, "SetEnv") && value)
3393 {
3394 /*
3395 * SetEnv variable value
3396 */
3397
3398 for (valueptr = value; *valueptr && !isspace(*valueptr & 255); valueptr ++);
3399
3400 if (*valueptr)
3401 {
3402 /*
3403 * Found a value...
3404 */
3405
3406 while (isspace(*valueptr & 255))
3407 *valueptr++ = '\0';
3408
3409 cupsdSetEnv(value, valueptr);
3410 }
3411 else
3412 cupsdLogMessage(CUPSD_LOG_ERROR,
3413 "Missing value for SetEnv directive on line %d of %s.",
3414 linenum, ConfigurationFile);
3415 }
3416 else if (!_cups_strcasecmp(line, "AccessLog") ||
3417 !_cups_strcasecmp(line, "CacheDir") ||
3418 !_cups_strcasecmp(line, "ConfigFilePerm") ||
3419 !_cups_strcasecmp(line, "DataDir") ||
3420 !_cups_strcasecmp(line, "DocumentRoot") ||
3421 !_cups_strcasecmp(line, "ErrorLog") ||
3422 !_cups_strcasecmp(line, "FatalErrors") ||
3423 !_cups_strcasecmp(line, "FileDevice") ||
3424 !_cups_strcasecmp(line, "FontPath") ||
3425 !_cups_strcasecmp(line, "Group") ||
3426 !_cups_strcasecmp(line, "LogFilePerm") ||
3427 !_cups_strcasecmp(line, "LPDConfigFile") ||
3428 !_cups_strcasecmp(line, "PageLog") ||
3429 !_cups_strcasecmp(line, "Printcap") ||
3430 !_cups_strcasecmp(line, "PrintcapFormat") ||
3431 !_cups_strcasecmp(line, "RemoteRoot") ||
3432 !_cups_strcasecmp(line, "RequestRoot") ||
3433 !_cups_strcasecmp(line, "ServerBin") ||
3434 !_cups_strcasecmp(line, "ServerCertificate") ||
3435 !_cups_strcasecmp(line, "ServerKey") ||
3436 !_cups_strcasecmp(line, "ServerKeychain") ||
3437 !_cups_strcasecmp(line, "ServerRoot") ||
3438 !_cups_strcasecmp(line, "SMBConfigFile") ||
3439 !_cups_strcasecmp(line, "StateDir") ||
3440 !_cups_strcasecmp(line, "SystemGroup") ||
3441 !_cups_strcasecmp(line, "SystemGroupAuthKey") ||
3442 !_cups_strcasecmp(line, "TempDir") ||
3443 !_cups_strcasecmp(line, "User"))
3444 {
3445 cupsdLogMessage(CUPSD_LOG_INFO,
3446 "Please move \"%s%s%s\" on line %d of %s to the %s file; "
3447 "this will become an error in a future release.",
3448 line, value ? " " : "", value ? value : "", linenum,
3449 ConfigurationFile, CupsFilesFile);
3450 }
3451 else
3452 parse_variable(ConfigurationFile, linenum, line, value,
3453 sizeof(cupsd_vars) / sizeof(cupsd_vars[0]), cupsd_vars);
3454 }
3455
3456 return (1);
3457 }
3458
3459
3460 /*
3461 * 'read_cups_files_conf()' - Read the cups-files.conf configuration file.
3462 */
3463
3464 static int /* O - 1 on success, 0 on failure */
3465 read_cups_files_conf(cups_file_t *fp) /* I - File to read from */
3466 {
3467 int linenum; /* Current line number */
3468 char line[HTTP_MAX_BUFFER], /* Line from file */
3469 *value; /* Value from line */
3470 struct group *group; /* Group */
3471
3472
3473 /*
3474 * Loop through each line in the file...
3475 */
3476
3477 linenum = 0;
3478
3479 while (cupsFileGetConf(fp, line, sizeof(line), &value, &linenum))
3480 {
3481 if (!_cups_strcasecmp(line, "FatalErrors"))
3482 FatalErrors = parse_fatal_errors(value);
3483 else if (!_cups_strcasecmp(line, "Group") && value)
3484 {
3485 /*
3486 * Group ID to run as...
3487 */
3488
3489 if (isdigit(value[0]))
3490 Group = (gid_t)atoi(value);
3491 else
3492 {
3493 endgrent();
3494 group = getgrnam(value);
3495
3496 if (group != NULL)
3497 Group = group->gr_gid;
3498 else
3499 {
3500 cupsdLogMessage(CUPSD_LOG_ERROR,
3501 "Unknown Group \"%s\" on line %d of %s.", value,
3502 linenum, CupsFilesFile);
3503 if (FatalErrors & CUPSD_FATAL_CONFIG)
3504 return (0);
3505 }
3506 }
3507 }
3508 else if (!_cups_strcasecmp(line, "PrintcapFormat") && value)
3509 {
3510 /*
3511 * Format of printcap file?
3512 */
3513
3514 if (!_cups_strcasecmp(value, "bsd"))
3515 PrintcapFormat = PRINTCAP_BSD;
3516 else if (!_cups_strcasecmp(value, "plist"))
3517 PrintcapFormat = PRINTCAP_PLIST;
3518 else if (!_cups_strcasecmp(value, "solaris"))
3519 PrintcapFormat = PRINTCAP_SOLARIS;
3520 else
3521 {
3522 cupsdLogMessage(CUPSD_LOG_ERROR,
3523 "Unknown PrintcapFormat \"%s\" on line %d of %s.",
3524 value, linenum, CupsFilesFile);
3525 if (FatalErrors & CUPSD_FATAL_CONFIG)
3526 return (0);
3527 }
3528 }
3529 else if (!_cups_strcasecmp(line, "Sandboxing") && value)
3530 {
3531 /*
3532 * Level of sandboxing?
3533 */
3534
3535 if (!_cups_strcasecmp(value, "off") && getuid())
3536 {
3537 Sandboxing = CUPSD_SANDBOXING_OFF;
3538 cupsdLogMessage(CUPSD_LOG_WARN, "Disabling sandboxing is not recommended (line %d of %s)", linenum, CupsFilesFile);
3539 }
3540 else if (!_cups_strcasecmp(value, "relaxed"))
3541 Sandboxing = CUPSD_SANDBOXING_RELAXED;
3542 else if (!_cups_strcasecmp(value, "strict"))
3543 Sandboxing = CUPSD_SANDBOXING_STRICT;
3544 else
3545 {
3546 cupsdLogMessage(CUPSD_LOG_ERROR,
3547 "Unknown Sandboxing \"%s\" on line %d of %s.",
3548 value, linenum, CupsFilesFile);
3549 if (FatalErrors & CUPSD_FATAL_CONFIG)
3550 return (0);
3551 }
3552 }
3553 else if (!_cups_strcasecmp(line, "SystemGroup") && value)
3554 {
3555 /*
3556 * SystemGroup (admin) group(s)...
3557 */
3558
3559 if (!parse_groups(value))
3560 {
3561 cupsdLogMessage(CUPSD_LOG_ERROR,
3562 "Unknown SystemGroup \"%s\" on line %d of %s.", value,
3563 linenum, CupsFilesFile);
3564 if (FatalErrors & CUPSD_FATAL_CONFIG)
3565 return (0);
3566 }
3567 }
3568 else if (!_cups_strcasecmp(line, "User") && value)
3569 {
3570 /*
3571 * User ID to run as...
3572 */
3573
3574 if (isdigit(value[0] & 255))
3575 {
3576 int uid = atoi(value);
3577
3578 if (!uid)
3579 {
3580 cupsdLogMessage(CUPSD_LOG_ERROR,
3581 "Will not use User 0 as specified on line %d of %s "
3582 "for security reasons. You must use a non-"
3583 "privileged account instead.",
3584 linenum, CupsFilesFile);
3585 if (FatalErrors & CUPSD_FATAL_CONFIG)
3586 return (0);
3587 }
3588 else
3589 User = (uid_t)atoi(value);
3590 }
3591 else
3592 {
3593 struct passwd *p; /* Password information */
3594
3595 endpwent();
3596 p = getpwnam(value);
3597
3598 if (p)
3599 {
3600 if (!p->pw_uid)
3601 {
3602 cupsdLogMessage(CUPSD_LOG_ERROR,
3603 "Will not use User %s (UID=0) as specified on line "
3604 "%d of %s for security reasons. You must use a "
3605 "non-privileged account instead.",
3606 value, linenum, CupsFilesFile);
3607 if (FatalErrors & CUPSD_FATAL_CONFIG)
3608 return (0);
3609 }
3610 else
3611 User = p->pw_uid;
3612 }
3613 else
3614 {
3615 cupsdLogMessage(CUPSD_LOG_ERROR,
3616 "Unknown User \"%s\" on line %d of %s.",
3617 value, linenum, CupsFilesFile);
3618 if (FatalErrors & CUPSD_FATAL_CONFIG)
3619 return (0);
3620 }
3621 }
3622 }
3623 else if (!_cups_strcasecmp(line, "ServerCertificate") ||
3624 !_cups_strcasecmp(line, "ServerKey"))
3625 {
3626 cupsdLogMessage(CUPSD_LOG_INFO,
3627 "The \"%s\" directive on line %d of %s is no longer "
3628 "supported; this will become an error in a future "
3629 "release.",
3630 line, linenum, CupsFilesFile);
3631 }
3632 else if (!parse_variable(CupsFilesFile, linenum, line, value,
3633 sizeof(cupsfiles_vars) / sizeof(cupsfiles_vars[0]),
3634 cupsfiles_vars) &&
3635 (FatalErrors & CUPSD_FATAL_CONFIG))
3636 return (0);
3637 }
3638
3639 return (1);
3640 }
3641
3642
3643 /*
3644 * 'read_location()' - Read a <Location path> definition.
3645 */
3646
3647 static int /* O - New line number or 0 on error */
3648 read_location(cups_file_t *fp, /* I - Configuration file */
3649 char *location, /* I - Location name/path */
3650 int linenum) /* I - Current line number */
3651 {
3652 cupsd_location_t *loc, /* New location */
3653 *parent; /* Parent location */
3654 char line[HTTP_MAX_BUFFER],
3655 /* Line buffer */
3656 *value, /* Value for directive */
3657 *valptr; /* Pointer into value */
3658
3659
3660 if ((parent = cupsdFindLocation(location)) != NULL)
3661 cupsdLogMessage(CUPSD_LOG_WARN, "Duplicate <Location %s> on line %d of %s.",
3662 location, linenum, ConfigurationFile);
3663 else if ((parent = cupsdNewLocation(location)) == NULL)
3664 return (0);
3665 else
3666 {
3667 cupsdAddLocation(parent);
3668
3669 parent->limit = CUPSD_AUTH_LIMIT_ALL;
3670 }
3671
3672 loc = parent;
3673
3674 while (cupsFileGetConf(fp, line, sizeof(line), &value, &linenum))
3675 {
3676 /*
3677 * Decode the directive...
3678 */
3679
3680 if (!_cups_strcasecmp(line, "</Location>"))
3681 return (linenum);
3682 else if (!_cups_strcasecmp(line, "<Limit") ||
3683 !_cups_strcasecmp(line, "<LimitExcept"))
3684 {
3685 if (!value)
3686 {
3687 cupsdLogMessage(CUPSD_LOG_ERROR, "Syntax error on line %d of %s.", linenum, ConfigurationFile);
3688 if (FatalErrors & CUPSD_FATAL_CONFIG)
3689 return (0);
3690 else
3691 continue;
3692 }
3693
3694 if ((loc = cupsdCopyLocation(parent)) == NULL)
3695 return (0);
3696
3697 cupsdAddLocation(loc);
3698
3699 loc->limit = 0;
3700 while (*value)
3701 {
3702 for (valptr = value; !isspace(*valptr & 255) && *valptr; valptr ++);
3703
3704 if (*valptr)
3705 *valptr++ = '\0';
3706
3707 if (!strcmp(value, "ALL"))
3708 loc->limit = CUPSD_AUTH_LIMIT_ALL;
3709 else if (!strcmp(value, "GET"))
3710 loc->limit |= CUPSD_AUTH_LIMIT_GET;
3711 else if (!strcmp(value, "HEAD"))
3712 loc->limit |= CUPSD_AUTH_LIMIT_HEAD;
3713 else if (!strcmp(value, "OPTIONS"))
3714 loc->limit |= CUPSD_AUTH_LIMIT_OPTIONS;
3715 else if (!strcmp(value, "POST"))
3716 loc->limit |= CUPSD_AUTH_LIMIT_POST;
3717 else if (!strcmp(value, "PUT"))
3718 loc->limit |= CUPSD_AUTH_LIMIT_PUT;
3719 else if (!strcmp(value, "TRACE"))
3720 loc->limit |= CUPSD_AUTH_LIMIT_TRACE;
3721 else
3722 cupsdLogMessage(CUPSD_LOG_WARN, "Unknown request type %s on line %d of %s.",
3723 value, linenum, ConfigurationFile);
3724
3725 for (value = valptr; isspace(*value & 255); value ++);
3726 }
3727
3728 if (!_cups_strcasecmp(line, "<LimitExcept"))
3729 loc->limit = CUPSD_AUTH_LIMIT_ALL ^ loc->limit;
3730
3731 parent->limit &= ~loc->limit;
3732 }
3733 else if (!_cups_strcasecmp(line, "</Limit>") ||
3734 !_cups_strcasecmp(line, "</LimitExcept>"))
3735 loc = parent;
3736 else if (!value)
3737 {
3738 cupsdLogMessage(CUPSD_LOG_ERROR, "Missing value on line %d of %s.", linenum, ConfigurationFile);
3739 if (FatalErrors & CUPSD_FATAL_CONFIG)
3740 return (0);
3741 }
3742 else if (!parse_aaa(loc, line, value, linenum))
3743 {
3744 cupsdLogMessage(CUPSD_LOG_ERROR,
3745 "Unknown Location directive %s on line %d of %s.",
3746 line, linenum, ConfigurationFile);
3747 if (FatalErrors & CUPSD_FATAL_CONFIG)
3748 return (0);
3749 }
3750 }
3751
3752 cupsdLogMessage(CUPSD_LOG_ERROR,
3753 "Unexpected end-of-file at line %d while reading location.",
3754 linenum);
3755
3756 return ((FatalErrors & CUPSD_FATAL_CONFIG) ? 0 : linenum);
3757 }
3758
3759
3760 /*
3761 * 'read_policy()' - Read a <Policy name> definition.
3762 */
3763
3764 static int /* O - New line number or 0 on error */
3765 read_policy(cups_file_t *fp, /* I - Configuration file */
3766 char *policy, /* I - Location name/path */
3767 int linenum) /* I - Current line number */
3768 {
3769 int i; /* Looping var */
3770 cupsd_policy_t *pol; /* Policy */
3771 cupsd_location_t *op; /* Policy operation */
3772 int num_ops; /* Number of IPP operations */
3773 ipp_op_t ops[100]; /* Operations */
3774 char line[HTTP_MAX_BUFFER],
3775 /* Line buffer */
3776 *value, /* Value for directive */
3777 *valptr; /* Pointer into value */
3778
3779
3780 /*
3781 * Create the policy...
3782 */
3783
3784 if ((pol = cupsdFindPolicy(policy)) != NULL)
3785 cupsdLogMessage(CUPSD_LOG_WARN, "Duplicate <Policy %s> on line %d of %s.",
3786 policy, linenum, ConfigurationFile);
3787 else if ((pol = cupsdAddPolicy(policy)) == NULL)
3788 return (0);
3789
3790 /*
3791 * Read from the file...
3792 */
3793
3794 op = NULL;
3795 num_ops = 0;
3796
3797 while (cupsFileGetConf(fp, line, sizeof(line), &value, &linenum))
3798 {
3799 /*
3800 * Decode the directive...
3801 */
3802
3803 if (!_cups_strcasecmp(line, "</Policy>"))
3804 {
3805 if (op)
3806 cupsdLogMessage(CUPSD_LOG_WARN,
3807 "Missing </Limit> before </Policy> on line %d of %s.",
3808 linenum, ConfigurationFile);
3809
3810 set_policy_defaults(pol);
3811
3812 return (linenum);
3813 }
3814 else if (!_cups_strcasecmp(line, "<Limit") && !op)
3815 {
3816 if (!value)
3817 {
3818 cupsdLogMessage(CUPSD_LOG_ERROR, "Syntax error on line %d of %s.", linenum, ConfigurationFile);
3819 if (FatalErrors & CUPSD_FATAL_CONFIG)
3820 return (0);
3821 else
3822 continue;
3823 }
3824
3825 /*
3826 * Scan for IPP operation names...
3827 */
3828
3829 num_ops = 0;
3830
3831 while (*value)
3832 {
3833 for (valptr = value; !isspace(*valptr & 255) && *valptr; valptr ++);
3834
3835 if (*valptr)
3836 *valptr++ = '\0';
3837
3838 if (num_ops < (int)(sizeof(ops) / sizeof(ops[0])))
3839 {
3840 if (!_cups_strcasecmp(value, "All"))
3841 ops[num_ops] = IPP_ANY_OPERATION;
3842 else if ((ops[num_ops] = ippOpValue(value)) == IPP_BAD_OPERATION)
3843 cupsdLogMessage(CUPSD_LOG_ERROR,
3844 "Bad IPP operation name \"%s\" on line %d of %s.",
3845 value, linenum, ConfigurationFile);
3846 else
3847 num_ops ++;
3848 }
3849 else
3850 cupsdLogMessage(CUPSD_LOG_ERROR,
3851 "Too many operations listed on line %d of %s.",
3852 linenum, ConfigurationFile);
3853
3854 for (value = valptr; isspace(*value & 255); value ++);
3855 }
3856
3857 /*
3858 * If none are specified, apply the policy to all operations...
3859 */
3860
3861 if (num_ops == 0)
3862 {
3863 ops[0] = IPP_ANY_OPERATION;
3864 num_ops = 1;
3865 }
3866
3867 /*
3868 * Add a new policy for the first operation...
3869 */
3870
3871 op = cupsdAddPolicyOp(pol, NULL, ops[0]);
3872 }
3873 else if (!_cups_strcasecmp(line, "</Limit>") && op)
3874 {
3875 /*
3876 * Finish the current operation limit...
3877 */
3878
3879 if (num_ops > 1)
3880 {
3881 /*
3882 * Copy the policy to the other operations...
3883 */
3884
3885 for (i = 1; i < num_ops; i ++)
3886 cupsdAddPolicyOp(pol, op, ops[i]);
3887 }
3888
3889 op = NULL;
3890 }
3891 else if (!value)
3892 {
3893 cupsdLogMessage(CUPSD_LOG_ERROR, "Missing value on line %d of %s.", linenum, ConfigurationFile);
3894 if (FatalErrors & CUPSD_FATAL_CONFIG)
3895 return (0);
3896 }
3897 else if (!_cups_strcasecmp(line, "JobPrivateAccess") ||
3898 !_cups_strcasecmp(line, "JobPrivateValues") ||
3899 !_cups_strcasecmp(line, "SubscriptionPrivateAccess") ||
3900 !_cups_strcasecmp(line, "SubscriptionPrivateValues"))
3901 {
3902 if (op)
3903 {
3904 cupsdLogMessage(CUPSD_LOG_ERROR,
3905 "%s directive must appear outside <Limit>...</Limit> "
3906 "on line %d of %s.", line, linenum, ConfigurationFile);
3907 if (FatalErrors & CUPSD_FATAL_CONFIG)
3908 return (0);
3909 }
3910 else
3911 {
3912 /*
3913 * Pull out whitespace-delimited values...
3914 */
3915
3916 while (*value)
3917 {
3918 /*
3919 * Find the end of the current value...
3920 */
3921
3922 for (valptr = value; !isspace(*valptr & 255) && *valptr; valptr ++);
3923
3924 if (*valptr)
3925 *valptr++ = '\0';
3926
3927 /*
3928 * Save it appropriately...
3929 */
3930
3931 if (!_cups_strcasecmp(line, "JobPrivateAccess"))
3932 {
3933 /*
3934 * JobPrivateAccess {all|default|user/group list|@@ACL}
3935 */
3936
3937 if (!_cups_strcasecmp(value, "default"))
3938 {
3939 cupsdAddString(&(pol->job_access), "@OWNER");
3940 cupsdAddString(&(pol->job_access), "@SYSTEM");
3941 }
3942 else
3943 cupsdAddString(&(pol->job_access), value);
3944 }
3945 else if (!_cups_strcasecmp(line, "JobPrivateValues"))
3946 {
3947 /*
3948 * JobPrivateValues {all|none|default|attribute list}
3949 */
3950
3951 if (!_cups_strcasecmp(value, "default"))
3952 {
3953 cupsdAddString(&(pol->job_attrs), "job-name");
3954 cupsdAddString(&(pol->job_attrs), "job-originating-host-name");
3955 cupsdAddString(&(pol->job_attrs), "job-originating-user-name");
3956 cupsdAddString(&(pol->job_attrs), "phone");
3957 }
3958 else
3959 cupsdAddString(&(pol->job_attrs), value);
3960 }
3961 else if (!_cups_strcasecmp(line, "SubscriptionPrivateAccess"))
3962 {
3963 /*
3964 * SubscriptionPrivateAccess {all|default|user/group list|@@ACL}
3965 */
3966
3967 if (!_cups_strcasecmp(value, "default"))
3968 {
3969 cupsdAddString(&(pol->sub_access), "@OWNER");
3970 cupsdAddString(&(pol->sub_access), "@SYSTEM");
3971 }
3972 else
3973 cupsdAddString(&(pol->sub_access), value);
3974 }
3975 else /* if (!_cups_strcasecmp(line, "SubscriptionPrivateValues")) */
3976 {
3977 /*
3978 * SubscriptionPrivateValues {all|none|default|attribute list}
3979 */
3980
3981 if (!_cups_strcasecmp(value, "default"))
3982 {
3983 cupsdAddString(&(pol->sub_attrs), "notify-events");
3984 cupsdAddString(&(pol->sub_attrs), "notify-pull-method");
3985 cupsdAddString(&(pol->sub_attrs), "notify-recipient-uri");
3986 cupsdAddString(&(pol->sub_attrs), "notify-subscriber-user-name");
3987 cupsdAddString(&(pol->sub_attrs), "notify-user-data");
3988 }
3989 else
3990 cupsdAddString(&(pol->sub_attrs), value);
3991 }
3992
3993 /*
3994 * Find the next string on the line...
3995 */
3996
3997 for (value = valptr; isspace(*value & 255); value ++);
3998 }
3999 }
4000 }
4001 else if (!op)
4002 {
4003 cupsdLogMessage(CUPSD_LOG_ERROR,
4004 "Missing <Limit ops> directive before %s on line %d of %s.",
4005 line, linenum, ConfigurationFile);
4006 if (FatalErrors & CUPSD_FATAL_CONFIG)
4007 return (0);
4008 }
4009 else if (!parse_aaa(op, line, value, linenum))
4010 {
4011 cupsdLogMessage(CUPSD_LOG_ERROR,
4012 "Unknown Policy Limit directive %s on line %d of %s.",
4013 line, linenum, ConfigurationFile);
4014
4015 if (FatalErrors & CUPSD_FATAL_CONFIG)
4016 return (0);
4017 }
4018 }
4019
4020 cupsdLogMessage(CUPSD_LOG_ERROR,
4021 "Unexpected end-of-file at line %d while reading policy "
4022 "\"%s\".", linenum, policy);
4023
4024 return ((FatalErrors & CUPSD_FATAL_CONFIG) ? 0 : linenum);
4025 }
4026
4027
4028 /*
4029 * 'set_policy_defaults()' - Set default policy values as needed.
4030 */
4031
4032 static void
4033 set_policy_defaults(cupsd_policy_t *pol)/* I - Policy */
4034 {
4035 cupsd_location_t *op; /* Policy operation */
4036
4037
4038 /*
4039 * Verify that we have an explicit policy for Validate-Job, Cancel-Jobs,
4040 * Cancel-My-Jobs, Close-Job, and CUPS-Get-Document, which ensures that
4041 * upgrades do not introduce new security issues...
4042 *
4043 * CUPS STR #4659: Allow a lone <Limit All> policy.
4044 */
4045
4046 if (cupsArrayCount(pol->ops) > 1)
4047 {
4048 if ((op = cupsdFindPolicyOp(pol, IPP_VALIDATE_JOB)) == NULL ||
4049 op->op == IPP_ANY_OPERATION)
4050 {
4051 if ((op = cupsdFindPolicyOp(pol, IPP_PRINT_JOB)) != NULL &&
4052 op->op != IPP_ANY_OPERATION)
4053 {
4054 /*
4055 * Add a new limit for Validate-Job using the Print-Job limit as a
4056 * template...
4057 */
4058
4059 cupsdLogMessage(CUPSD_LOG_WARN, "No limit for Validate-Job defined in policy %s - using Print-Job's policy.", pol->name);
4060
4061 cupsdAddPolicyOp(pol, op, IPP_VALIDATE_JOB);
4062 }
4063 else
4064 cupsdLogMessage(CUPSD_LOG_WARN, "No limit for Validate-Job defined in policy %s and no suitable template found.", pol->name);
4065 }
4066
4067 if ((op = cupsdFindPolicyOp(pol, IPP_CANCEL_JOBS)) == NULL ||
4068 op->op == IPP_ANY_OPERATION)
4069 {
4070 if ((op = cupsdFindPolicyOp(pol, IPP_PAUSE_PRINTER)) != NULL &&
4071 op->op != IPP_ANY_OPERATION)
4072 {
4073 /*
4074 * Add a new limit for Cancel-Jobs using the Pause-Printer limit as a
4075 * template...
4076 */
4077
4078 cupsdLogMessage(CUPSD_LOG_WARN, "No limit for Cancel-Jobs defined in policy %s - using Pause-Printer's policy.", pol->name);
4079
4080 cupsdAddPolicyOp(pol, op, IPP_CANCEL_JOBS);
4081 }
4082 else
4083 cupsdLogMessage(CUPSD_LOG_WARN, "No limit for Cancel-Jobs defined in policy %s and no suitable template found.", pol->name);
4084 }
4085
4086 if ((op = cupsdFindPolicyOp(pol, IPP_CANCEL_MY_JOBS)) == NULL ||
4087 op->op == IPP_ANY_OPERATION)
4088 {
4089 if ((op = cupsdFindPolicyOp(pol, IPP_SEND_DOCUMENT)) != NULL &&
4090 op->op != IPP_ANY_OPERATION)
4091 {
4092 /*
4093 * Add a new limit for Cancel-My-Jobs using the Send-Document limit as
4094 * a template...
4095 */
4096
4097 cupsdLogMessage(CUPSD_LOG_WARN, "No limit for Cancel-My-Jobs defined in policy %s - using Send-Document's policy.", pol->name);
4098
4099 cupsdAddPolicyOp(pol, op, IPP_CANCEL_MY_JOBS);
4100 }
4101 else
4102 cupsdLogMessage(CUPSD_LOG_WARN, "No limit for Cancel-My-Jobs defined in policy %s and no suitable template found.", pol->name);
4103 }
4104
4105 if ((op = cupsdFindPolicyOp(pol, IPP_CLOSE_JOB)) == NULL ||
4106 op->op == IPP_ANY_OPERATION)
4107 {
4108 if ((op = cupsdFindPolicyOp(pol, IPP_SEND_DOCUMENT)) != NULL &&
4109 op->op != IPP_ANY_OPERATION)
4110 {
4111 /*
4112 * Add a new limit for Close-Job using the Send-Document limit as a
4113 * template...
4114 */
4115
4116 cupsdLogMessage(CUPSD_LOG_WARN, "No limit for Close-Job defined in policy %s - using Send-Document's policy.", pol->name);
4117
4118 cupsdAddPolicyOp(pol, op, IPP_CLOSE_JOB);
4119 }
4120 else
4121 cupsdLogMessage(CUPSD_LOG_WARN, "No limit for Close-Job defined in policy %s and no suitable template found.", pol->name);
4122 }
4123
4124 if ((op = cupsdFindPolicyOp(pol, CUPS_GET_DOCUMENT)) == NULL ||
4125 op->op == IPP_ANY_OPERATION)
4126 {
4127 if ((op = cupsdFindPolicyOp(pol, IPP_SEND_DOCUMENT)) != NULL &&
4128 op->op != IPP_ANY_OPERATION)
4129 {
4130 /*
4131 * Add a new limit for CUPS-Get-Document using the Send-Document
4132 * limit as a template...
4133 */
4134
4135 cupsdLogMessage(CUPSD_LOG_WARN, "No limit for CUPS-Get-Document defined in policy %s - using Send-Document's policy.", pol->name);
4136
4137 cupsdAddPolicyOp(pol, op, CUPS_GET_DOCUMENT);
4138 }
4139 else
4140 cupsdLogMessage(CUPSD_LOG_WARN, "No limit for CUPS-Get-Document defined in policy %s and no suitable template found.", pol->name);
4141 }
4142 }
4143
4144 /*
4145 * Verify we have JobPrivateAccess, JobPrivateValues,
4146 * SubscriptionPrivateAccess, and SubscriptionPrivateValues in the policy.
4147 */
4148
4149 if (!pol->job_access)
4150 {
4151 cupsdLogMessage(CUPSD_LOG_WARN, "No JobPrivateAccess defined in policy %s - using defaults.", pol->name);
4152 cupsdAddString(&(pol->job_access), "@OWNER");
4153 cupsdAddString(&(pol->job_access), "@SYSTEM");
4154 }
4155
4156 if (!pol->job_attrs)
4157 {
4158 cupsdLogMessage(CUPSD_LOG_WARN, "No JobPrivateValues defined in policy %s - using defaults.", pol->name);
4159 cupsdAddString(&(pol->job_attrs), "job-name");
4160 cupsdAddString(&(pol->job_attrs), "job-originating-host-name");
4161 cupsdAddString(&(pol->job_attrs), "job-originating-user-name");
4162 cupsdAddString(&(pol->job_attrs), "phone");
4163 }
4164
4165 if (!pol->sub_access)
4166 {
4167 cupsdLogMessage(CUPSD_LOG_WARN, "No SubscriptionPrivateAccess defined in policy %s - using defaults.", pol->name);
4168 cupsdAddString(&(pol->sub_access), "@OWNER");
4169 cupsdAddString(&(pol->sub_access), "@SYSTEM");
4170 }
4171
4172 if (!pol->sub_attrs)
4173 {
4174 cupsdLogMessage(CUPSD_LOG_WARN, "No SubscriptionPrivateValues defined in policy %s - using defaults.", pol->name);
4175 cupsdAddString(&(pol->sub_attrs), "notify-events");
4176 cupsdAddString(&(pol->sub_attrs), "notify-pull-method");
4177 cupsdAddString(&(pol->sub_attrs), "notify-recipient-uri");
4178 cupsdAddString(&(pol->sub_attrs), "notify-subscriber-user-name");
4179 cupsdAddString(&(pol->sub_attrs), "notify-user-data");
4180 }
4181 }
Unnamed repository; edit this file 'description' to name the repository.