1 /* 2 * Configuration file definitions for the CUPS scheduler. 3 * 4 * Copyright © 2007-2018 by Apple Inc. 5 * Copyright © 1997-2007 by Easy Software Products, all rights reserved. 6 * 7 * Licensed under Apache License v2.0. See the file "LICENSE" for more 8 * information. 9 */ 10 11 12 /* 13 * Log levels... 14 */ 15 16 typedef enum 17 { 18 CUPSD_LOG_PPD = -5, /* Used internally for PPD keywords */ 19 CUPSD_LOG_ATTR, /* Used internally for attributes */ 20 CUPSD_LOG_STATE, /* Used internally for printer-state-reasons */ 21 CUPSD_LOG_JOBSTATE, /* Used internally for job-state-reasons */ 22 CUPSD_LOG_PAGE, /* Used internally for page logging */ 23 CUPSD_LOG_NONE, 24 CUPSD_LOG_EMERG, /* Emergency issues */ 25 CUPSD_LOG_ALERT, /* Something bad happened that needs attention */ 26 CUPSD_LOG_CRIT, /* Critical error but server continues */ 27 CUPSD_LOG_ERROR, /* Error condition */ 28 CUPSD_LOG_WARN, /* Warning */ 29 CUPSD_LOG_NOTICE, /* Normal condition that needs logging */ 30 CUPSD_LOG_INFO, /* General information */ 31 CUPSD_LOG_DEBUG, /* General debugging */ 32 CUPSD_LOG_DEBUG2 /* Detailed debugging */ 33 } cupsd_loglevel_t; 34 35 typedef enum 36 { 37 CUPSD_ACCESSLOG_NONE, /* Log no requests */ 38 CUPSD_ACCESSLOG_CONFIG, /* Log config requests */ 39 CUPSD_ACCESSLOG_ACTIONS, /* Log config, print, and job management requests */ 40 CUPSD_ACCESSLOG_ALL /* Log everything */ 41 } cupsd_accesslog_t; 42 43 typedef enum 44 { 45 CUPSD_TIME_STANDARD, /* "Standard" Apache/CLF format */ 46 CUPSD_TIME_USECS /* Standard format with microseconds */ 47 } cupsd_time_t; 48 49 typedef enum 50 { 51 CUPSD_SANDBOXING_OFF, /* No sandboxing */ 52 CUPSD_SANDBOXING_RELAXED, /* Relaxed sandboxing */ 53 CUPSD_SANDBOXING_STRICT /* Strict sandboxing */ 54 } cupsd_sandboxing_t; 55 56 57 /* 58 * FatalErrors flags... 59 */ 60 61 #define CUPSD_FATAL_NONE 0 /* No errors are fatal */ 62 #define CUPSD_FATAL_BROWSE 1 /* Browse bind errors are fatal */ 63 #define CUPSD_FATAL_CONFIG 2 /* Config file syntax errors are fatal */ 64 #define CUPSD_FATAL_LISTEN 4 /* Listen/Port bind errors are fatal */ 65 #define CUPSD_FATAL_LOG 8 /* Log file errors are fatal */ 66 #define CUPSD_FATAL_PERMISSIONS 16 /* File permission errors are fatal */ 67 #define CUPSD_FATAL_ALL ~0 /* All errors are fatal */ 68 69 70 /* 71 * Printcap formats... 72 */ 73 74 #define PRINTCAP_BSD 0 /* Berkeley LPD format */ 75 #define PRINTCAP_SOLARIS 1 /* Solaris lpsched format */ 76 #define PRINTCAP_PLIST 2 /* macOS plist format */ 77 78 79 /* 80 * ServerAlias data... 81 */ 82 83 typedef struct 84 { 85 size_t namelen; /* Length of alias name */ 86 char name[1]; /* Alias name */ 87 } cupsd_alias_t; 88 89 90 /* 91 * Globals... 92 */ 93 94 VAR char *ConfigurationFile VALUE(NULL), 95 /* cupsd.conf file to use */ 96 *CupsFilesFile VALUE(NULL), 97 /* cups-files.conf file to use */ 98 *ServerName VALUE(NULL), 99 /* FQDN for server */ 100 *ServerAdmin VALUE(NULL), 101 /* Administrator's email */ 102 *ServerRoot VALUE(NULL), 103 /* Root directory for scheduler */ 104 *ServerBin VALUE(NULL), 105 /* Root directory for binaries */ 106 *StateDir VALUE(NULL), 107 /* Root directory for state data */ 108 *RequestRoot VALUE(NULL), 109 /* Directory for request files */ 110 *DocumentRoot VALUE(NULL); 111 /* Root directory for documents */ 112 VAR cups_array_t *ServerAlias VALUE(NULL); 113 /* Alias names for server */ 114 VAR int ServerNameIsIP VALUE(0); 115 /* Is the ServerName an IP address? */ 116 VAR int NumSystemGroups VALUE(0); 117 /* Number of system group names */ 118 VAR char *SystemGroups[MAX_SYSTEM_GROUPS] 119 VALUE({0}); 120 /* System group names */ 121 VAR gid_t SystemGroupIDs[MAX_SYSTEM_GROUPS] 122 VALUE({0}); 123 /* System group IDs */ 124 VAR char *AccessLog VALUE(NULL), 125 /* Access log filename */ 126 *ErrorLog VALUE(NULL), 127 /* Error log filename */ 128 *PageLog VALUE(NULL), 129 /* Page log filename */ 130 *CacheDir VALUE(NULL), 131 /* Cache file directory */ 132 *DataDir VALUE(NULL), 133 /* Data file directory */ 134 *DefaultLanguage VALUE(NULL), 135 /* Default language encoding */ 136 *DefaultLocale VALUE(NULL), 137 /* Default locale */ 138 *DefaultPaperSize VALUE(NULL), 139 /* Default paper size */ 140 *ErrorPolicy VALUE(NULL), 141 /* Default printer-error-policy */ 142 *RIPCache VALUE(NULL), 143 /* Amount of memory for RIPs */ 144 *TempDir VALUE(NULL), 145 /* Temporary directory */ 146 *Printcap VALUE(NULL), 147 /* Printcap file */ 148 *FontPath VALUE(NULL), 149 /* Font search path */ 150 *RemoteRoot VALUE(NULL), 151 /* Remote root user */ 152 *Classification VALUE(NULL); 153 /* Classification of system */ 154 VAR uid_t User VALUE(1), 155 /* User ID for server */ 156 RunUser VALUE(0); 157 /* User to run as, used for files */ 158 VAR gid_t Group VALUE(0); 159 /* Group ID for server */ 160 VAR cupsd_accesslog_t AccessLogLevel VALUE(CUPSD_ACCESSLOG_ACTIONS); 161 /* Access log level */ 162 VAR int ClassifyOverride VALUE(0), 163 /* Allow overrides? */ 164 LogDebugHistory VALUE(200), 165 /* Amount of automatic debug history */ 166 FatalErrors VALUE(CUPSD_FATAL_CONFIG), 167 /* Which errors are fatal? */ 168 StrictConformance VALUE(FALSE), 169 /* Require strict IPP conformance? */ 170 SyncOnClose VALUE(FALSE); 171 /* Call fsync() when closing files? */ 172 VAR mode_t ConfigFilePerm VALUE(0640U), 173 /* Permissions for config files */ 174 LogFilePerm VALUE(0644U); 175 /* Permissions for log files */ 176 VAR cupsd_loglevel_t LogLevel VALUE(CUPSD_LOG_WARN); 177 /* Error log level */ 178 VAR cupsd_time_t LogTimeFormat VALUE(CUPSD_TIME_STANDARD); 179 /* Log file time format */ 180 VAR cups_file_t *LogStderr VALUE(NULL); 181 /* Stderr file, if any */ 182 VAR cupsd_sandboxing_t Sandboxing VALUE(CUPSD_SANDBOXING_STRICT); 183 /* Sandboxing level */ 184 VAR int UseSandboxing VALUE(1); 185 /* Use sandboxing for child procs? */ 186 VAR int MaxClients VALUE(100), 187 /* Maximum number of clients */ 188 MaxClientsPerHost VALUE(0), 189 /* Maximum number of clients per host */ 190 MaxCopies VALUE(CUPS_DEFAULT_MAX_COPIES), 191 /* Maximum number of copies per job */ 192 MaxLogSize VALUE(1024 * 1024), 193 /* Maximum size of log files */ 194 MaxRequestSize VALUE(0), 195 /* Maximum size of IPP requests */ 196 HostNameLookups VALUE(FALSE), 197 /* Do we do reverse lookups? */ 198 Timeout VALUE(DEFAULT_TIMEOUT), 199 /* Timeout during requests */ 200 KeepAlive VALUE(TRUE), 201 /* Support the Keep-Alive option? */ 202 FileDevice VALUE(FALSE), 203 /* Allow file: devices? */ 204 FilterLimit VALUE(0), 205 /* Max filter cost at any time */ 206 FilterLevel VALUE(0), 207 /* Current filter level */ 208 FilterNice VALUE(0), 209 /* Nice value for filters */ 210 ReloadTimeout VALUE(DEFAULT_KEEPALIVE), 211 /* Timeout before reload from SIGHUP */ 212 RootCertDuration VALUE(300), 213 /* Root certificate update interval */ 214 PrintcapFormat VALUE(PRINTCAP_BSD), 215 /* Format of printcap file? */ 216 DefaultShared VALUE(TRUE), 217 /* Share printers by default? */ 218 MultipleOperationTimeout VALUE(DEFAULT_TIMEOUT), 219 /* multiple-operation-time-out value */ 220 WebInterface VALUE(CUPS_DEFAULT_WEBIF); 221 /* Enable the web interface? */ 222 VAR cups_file_t *AccessFile VALUE(NULL), 223 /* Access log file */ 224 *ErrorFile VALUE(NULL), 225 /* Error log file */ 226 *PageFile VALUE(NULL); 227 /* Page log file */ 228 VAR char *PageLogFormat VALUE(NULL); 229 /* Page log format */ 230 VAR mime_t *MimeDatabase VALUE(NULL); 231 /* MIME type database */ 232 VAR int NumMimeTypes VALUE(0); 233 /* Number of MIME types */ 234 VAR const char **MimeTypes VALUE(NULL); 235 /* Array of MIME types */ 236 237 #ifdef HAVE_SSL 238 VAR int CreateSelfSignedCerts VALUE(TRUE); 239 /* Automatically create self-signed certs? */ 240 VAR char *ServerKeychain VALUE(NULL); 241 /* Keychain holding cert + key */ 242 #endif /* HAVE_SSL */ 243 244 #ifdef HAVE_ONDEMAND 245 VAR int IdleExitTimeout VALUE(60); 246 /* Time after which an idle cupsd will exit */ 247 #endif /* HAVE_ONDEMAND */ 248 249 #ifdef HAVE_AUTHORIZATION_H 250 VAR char *SystemGroupAuthKey VALUE(NULL); 251 /* System group auth key */ 252 #endif /* HAVE_AUTHORIZATION_H */ 253 254 #ifdef HAVE_GSSAPI 255 VAR char *GSSServiceName VALUE(NULL); 256 /* GSS service name */ 257 VAR int HaveServerCreds VALUE(0); 258 /* Do we have server credentials? */ 259 VAR gss_cred_id_t ServerCreds; /* Server's GSS credentials */ 260 #endif /* HAVE_GSSAPI */ 261 262 263 /* 264 * Prototypes... 265 */ 266 267 extern void cupsdAddAlias(cups_array_t *aliases, const char *name); 268 extern int cupsdCheckLogFile(cups_file_t **lf, const char *logname); 269 extern int cupsdCheckPermissions(const char *filename, 270 const char *suffix, mode_t mode, 271 uid_t user, gid_t group, int is_dir, 272 int create_dir); 273 extern int cupsdCheckProgram(const char *filename, cupsd_printer_t *p); 274 extern int cupsdDefaultAuthType(void); 275 extern void cupsdFreeAliases(cups_array_t *aliases); 276 extern char *cupsdGetDateTime(struct timeval *t, cupsd_time_t format); 277 extern int cupsdLogClient(cupsd_client_t *con, int level, const char *message, ...) _CUPS_FORMAT(3, 4); 278 extern void cupsdLogFCMessage(void *context, _cups_fc_result_t result, const char *message); 279 #ifdef HAVE_GSSAPI 280 extern int cupsdLogGSSMessage(int level, OM_uint32 major_status, OM_uint32 minor_status, const char *message, ...) _CUPS_FORMAT(4, 5); 281 #endif /* HAVE_GSSAPI */ 282 extern int cupsdLogJob(cupsd_job_t *job, int level, const char *message, 283 ...) _CUPS_FORMAT(3, 4); 284 extern int cupsdLogMessage(int level, const char *message, ...) _CUPS_FORMAT(2, 3); 285 extern int cupsdLogPage(cupsd_job_t *job, const char *page); 286 extern int cupsdLogRequest(cupsd_client_t *con, http_status_t code); 287 extern int cupsdReadConfiguration(void); 288 extern int cupsdWriteErrorLog(int level, const char *message); 289