| /* |
| * Configuration routines for the CUPS scheduler. |
| * |
| * Copyright © 2007-2018 by Apple Inc. |
| * Copyright © 1997-2007 by Easy Software Products, all rights reserved. |
| * |
| * Licensed under Apache License v2.0. See the file "LICENSE" for more |
| * information. |
| */ |
| |
| /* |
| * Include necessary headers... |
| */ |
| |
| #include "cupsd.h" |
| #include <stdarg.h> |
| #include <grp.h> |
| #include <sys/utsname.h> |
| #ifdef HAVE_ASL_H |
| # include <asl.h> |
| #elif defined(HAVE_SYSTEMD_SD_JOURNAL_H) |
| # define SD_JOURNAL_SUPPRESS_LOCATION |
| # include <systemd/sd-journal.h> |
| #endif /* HAVE_ASL_H */ |
| #include <syslog.h> |
| |
| #ifdef HAVE_LIBPAPER |
| # include <paper.h> |
| #endif /* HAVE_LIBPAPER */ |
| |
| |
| /* |
| * Possibly missing network definitions... |
| */ |
| |
| #ifndef INADDR_NONE |
| # define INADDR_NONE 0xffffffff |
| #endif /* !INADDR_NONE */ |
| |
| |
| /* |
| * Configuration variable structure... |
| */ |
| |
| typedef enum |
| { |
| CUPSD_VARTYPE_INTEGER, /* Integer option */ |
| CUPSD_VARTYPE_TIME, /* Time interval option */ |
| CUPSD_VARTYPE_STRING, /* String option */ |
| CUPSD_VARTYPE_BOOLEAN, /* Boolean option */ |
| CUPSD_VARTYPE_PATHNAME, /* File/directory name option */ |
| CUPSD_VARTYPE_PERM /* File/directory permissions */ |
| } cupsd_vartype_t; |
| |
| typedef struct |
| { |
| const char *name; /* Name of variable */ |
| void *ptr; /* Pointer to variable */ |
| cupsd_vartype_t type; /* Type (int, string, address) */ |
| } cupsd_var_t; |
| |
| |
| /* |
| * Local globals... |
| */ |
| |
| static const cupsd_var_t cupsd_vars[] = |
| { |
| { "AutoPurgeJobs", &JobAutoPurge, CUPSD_VARTYPE_BOOLEAN }, |
| #if defined(HAVE_DNSSD) || defined(HAVE_AVAHI) |
| { "BrowseDNSSDSubTypes", &DNSSDSubTypes, CUPSD_VARTYPE_STRING }, |
| #endif /* HAVE_DNSSD || HAVE_AVAHI */ |
| { "BrowseWebIF", &BrowseWebIF, CUPSD_VARTYPE_BOOLEAN }, |
| { "Browsing", &Browsing, CUPSD_VARTYPE_BOOLEAN }, |
| { "Classification", &Classification, CUPSD_VARTYPE_STRING }, |
| { "ClassifyOverride", &ClassifyOverride, CUPSD_VARTYPE_BOOLEAN }, |
| { "DefaultLanguage", &DefaultLanguage, CUPSD_VARTYPE_STRING }, |
| { "DefaultLeaseDuration", &DefaultLeaseDuration, CUPSD_VARTYPE_TIME }, |
| { "DefaultPaperSize", &DefaultPaperSize, CUPSD_VARTYPE_STRING }, |
| { "DefaultPolicy", &DefaultPolicy, CUPSD_VARTYPE_STRING }, |
| { "DefaultShared", &DefaultShared, CUPSD_VARTYPE_BOOLEAN }, |
| { "DirtyCleanInterval", &DirtyCleanInterval, CUPSD_VARTYPE_TIME }, |
| #if defined(HAVE_DNSSD) || defined(HAVE_AVAHI) |
| { "DNSSDHostName", &DNSSDHostName, CUPSD_VARTYPE_STRING }, |
| #endif /* HAVE_DNSSD || HAVE_AVAHI */ |
| { "ErrorPolicy", &ErrorPolicy, CUPSD_VARTYPE_STRING }, |
| { "FilterLimit", &FilterLimit, CUPSD_VARTYPE_INTEGER }, |
| { "FilterNice", &FilterNice, CUPSD_VARTYPE_INTEGER }, |
| #ifdef HAVE_GSSAPI |
| { "GSSServiceName", &GSSServiceName, CUPSD_VARTYPE_STRING }, |
| #endif /* HAVE_GSSAPI */ |
| #ifdef HAVE_ONDEMAND |
| { "IdleExitTimeout", &IdleExitTimeout, CUPSD_VARTYPE_TIME }, |
| #endif /* HAVE_ONDEMAND */ |
| { "JobKillDelay", &JobKillDelay, CUPSD_VARTYPE_TIME }, |
| { "JobRetryLimit", &JobRetryLimit, CUPSD_VARTYPE_INTEGER }, |
| { "JobRetryInterval", &JobRetryInterval, CUPSD_VARTYPE_TIME }, |
| { "KeepAliveTimeout", &KeepAliveTimeout, CUPSD_VARTYPE_TIME }, |
| { "KeepAlive", &KeepAlive, CUPSD_VARTYPE_BOOLEAN }, |
| #ifdef HAVE_LAUNCHD |
| { "LaunchdTimeout", &IdleExitTimeout, CUPSD_VARTYPE_TIME }, |
| #endif /* HAVE_LAUNCHD */ |
| { "LimitRequestBody", &MaxRequestSize, CUPSD_VARTYPE_INTEGER }, |
| { "ListenBackLog", &ListenBackLog, CUPSD_VARTYPE_INTEGER }, |
| { "LogDebugHistory", &LogDebugHistory, CUPSD_VARTYPE_INTEGER }, |
| { "MaxActiveJobs", &MaxActiveJobs, CUPSD_VARTYPE_INTEGER }, |
| { "MaxClients", &MaxClients, CUPSD_VARTYPE_INTEGER }, |
| { "MaxClientsPerHost", &MaxClientsPerHost, CUPSD_VARTYPE_INTEGER }, |
| { "MaxCopies", &MaxCopies, CUPSD_VARTYPE_INTEGER }, |
| { "MaxEvents", &MaxEvents, CUPSD_VARTYPE_INTEGER }, |
| { "MaxHoldTime", &MaxHoldTime, CUPSD_VARTYPE_TIME }, |
| { "MaxJobs", &MaxJobs, CUPSD_VARTYPE_INTEGER }, |
| { "MaxJobsPerPrinter", &MaxJobsPerPrinter, CUPSD_VARTYPE_INTEGER }, |
| { "MaxJobsPerUser", &MaxJobsPerUser, CUPSD_VARTYPE_INTEGER }, |
| { "MaxJobTime", &MaxJobTime, CUPSD_VARTYPE_TIME }, |
| { "MaxLeaseDuration", &MaxLeaseDuration, CUPSD_VARTYPE_TIME }, |
| { "MaxLogSize", &MaxLogSize, CUPSD_VARTYPE_INTEGER }, |
| { "MaxRequestSize", &MaxRequestSize, CUPSD_VARTYPE_INTEGER }, |
| { "MaxSubscriptions", &MaxSubscriptions, CUPSD_VARTYPE_INTEGER }, |
| { "MaxSubscriptionsPerJob", &MaxSubscriptionsPerJob, CUPSD_VARTYPE_INTEGER }, |
| { "MaxSubscriptionsPerPrinter",&MaxSubscriptionsPerPrinter, CUPSD_VARTYPE_INTEGER }, |
| { "MaxSubscriptionsPerUser", &MaxSubscriptionsPerUser, CUPSD_VARTYPE_INTEGER }, |
| { "MultipleOperationTimeout", &MultipleOperationTimeout, CUPSD_VARTYPE_TIME }, |
| { "PageLogFormat", &PageLogFormat, CUPSD_VARTYPE_STRING }, |
| { "PreserveJobFiles", &JobFiles, CUPSD_VARTYPE_TIME }, |
| { "PreserveJobHistory", &JobHistory, CUPSD_VARTYPE_TIME }, |
| { "ReloadTimeout", &ReloadTimeout, CUPSD_VARTYPE_TIME }, |
| { "RIPCache", &RIPCache, CUPSD_VARTYPE_STRING }, |
| { "RootCertDuration", &RootCertDuration, CUPSD_VARTYPE_TIME }, |
| { "ServerAdmin", &ServerAdmin, CUPSD_VARTYPE_STRING }, |
| { "ServerName", &ServerName, CUPSD_VARTYPE_STRING }, |
| { "StrictConformance", &StrictConformance, CUPSD_VARTYPE_BOOLEAN }, |
| { "Timeout", &Timeout, CUPSD_VARTYPE_TIME }, |
| { "WebInterface", &WebInterface, CUPSD_VARTYPE_BOOLEAN } |
| }; |
| static const cupsd_var_t cupsfiles_vars[] = |
| { |
| { "AccessLog", &AccessLog, CUPSD_VARTYPE_STRING }, |
| { "CacheDir", &CacheDir, CUPSD_VARTYPE_STRING }, |
| { "ConfigFilePerm", &ConfigFilePerm, CUPSD_VARTYPE_PERM }, |
| #ifdef HAVE_SSL |
| { "CreateSelfSignedCerts", &CreateSelfSignedCerts, CUPSD_VARTYPE_BOOLEAN }, |
| #endif /* HAVE_SSL */ |
| { "DataDir", &DataDir, CUPSD_VARTYPE_STRING }, |
| { "DocumentRoot", &DocumentRoot, CUPSD_VARTYPE_STRING }, |
| { "ErrorLog", &ErrorLog, CUPSD_VARTYPE_STRING }, |
| { "FileDevice", &FileDevice, CUPSD_VARTYPE_BOOLEAN }, |
| { "FontPath", &FontPath, CUPSD_VARTYPE_STRING }, |
| { "LogFilePerm", &LogFilePerm, CUPSD_VARTYPE_PERM }, |
| { "LPDConfigFile", &LPDConfigFile, CUPSD_VARTYPE_STRING }, |
| { "PageLog", &PageLog, CUPSD_VARTYPE_STRING }, |
| { "Printcap", &Printcap, CUPSD_VARTYPE_STRING }, |
| { "RemoteRoot", &RemoteRoot, CUPSD_VARTYPE_STRING }, |
| { "RequestRoot", &RequestRoot, CUPSD_VARTYPE_STRING }, |
| { "ServerBin", &ServerBin, CUPSD_VARTYPE_PATHNAME }, |
| #ifdef HAVE_SSL |
| { "ServerKeychain", &ServerKeychain, CUPSD_VARTYPE_PATHNAME }, |
| #endif /* HAVE_SSL */ |
| { "ServerRoot", &ServerRoot, CUPSD_VARTYPE_PATHNAME }, |
| { "SMBConfigFile", &SMBConfigFile, CUPSD_VARTYPE_STRING }, |
| { "StateDir", &StateDir, CUPSD_VARTYPE_STRING }, |
| { "SyncOnClose", &SyncOnClose, CUPSD_VARTYPE_BOOLEAN }, |
| #ifdef HAVE_AUTHORIZATION_H |
| { "SystemGroupAuthKey", &SystemGroupAuthKey, CUPSD_VARTYPE_STRING }, |
| #endif /* HAVE_AUTHORIZATION_H */ |
| { "TempDir", &TempDir, CUPSD_VARTYPE_PATHNAME } |
| }; |
| |
| static int default_auth_type = CUPSD_AUTH_AUTO; |
| /* Default AuthType, if not specified */ |
| |
| static const unsigned ones[4] = |
| { |
| 0xffffffff, 0xffffffff, 0xffffffff, 0xffffffff |
| }; |
| static const unsigned zeros[4] = |
| { |
| 0x00000000, 0x00000000, 0x00000000, 0x00000000 |
| }; |
| |
| |
| /* |
| * Local functions... |
| */ |
| |
| static http_addrlist_t *get_address(const char *value, int defport); |
| static int get_addr_and_mask(const char *value, unsigned *ip, |
| unsigned *mask); |
| static void mime_error_cb(void *ctx, const char *message); |
| static int parse_aaa(cupsd_location_t *loc, char *line, |
| char *value, int linenum); |
| static int parse_fatal_errors(const char *s); |
| static int parse_groups(const char *s, int linenum); |
| static int parse_protocols(const char *s); |
| static int parse_variable(const char *filename, int linenum, |
| const char *line, const char *value, |
| size_t num_vars, |
| const cupsd_var_t *vars); |
| static int read_cupsd_conf(cups_file_t *fp); |
| static int read_cups_files_conf(cups_file_t *fp); |
| static int read_location(cups_file_t *fp, char *name, int linenum); |
| static int read_policy(cups_file_t *fp, char *name, int linenum); |
| static void set_policy_defaults(cupsd_policy_t *pol); |
| |
| |
| /* |
| * 'cupsdAddAlias()' - Add a host alias. |
| */ |
| |
| void |
| cupsdAddAlias(cups_array_t *aliases, /* I - Array of aliases */ |
| const char *name) /* I - Name to add */ |
| { |
| cupsd_alias_t *a; /* New alias */ |
| size_t namelen; /* Length of name */ |
| |
| |
| namelen = strlen(name); |
| |
| if ((a = (cupsd_alias_t *)malloc(sizeof(cupsd_alias_t) + namelen)) == NULL) |
| return; |
| |
| a->namelen = namelen; |
| memcpy(a->name, name, namelen + 1); /* OK since a->name is allocated */ |
| |
| cupsArrayAdd(aliases, a); |
| } |
| |
| |
| /* |
| * 'cupsdCheckPermissions()' - Fix the mode and ownership of a file or directory. |
| */ |
| |
| int /* O - 0 on success, -1 on error, 1 on warning */ |
| cupsdCheckPermissions( |
| const char *filename, /* I - File/directory name */ |
| const char *suffix, /* I - Additional file/directory name */ |
| mode_t mode, /* I - Permissions */ |
| uid_t user, /* I - Owner */ |
| gid_t group, /* I - Group */ |
| int is_dir, /* I - 1 = directory, 0 = file */ |
| int create_dir) /* I - 1 = create directory, -1 = create w/o logging, 0 = not */ |
| { |
| int dir_created = 0; /* Did we create a directory? */ |
| char pathname[1024]; /* File name with prefix */ |
| struct stat fileinfo; /* Stat buffer */ |
| int is_symlink; /* Is "filename" a symlink? */ |
| |
| |
| /* |
| * Prepend the given root to the filename before testing it... |
| */ |
| |
| if (suffix) |
| { |
| snprintf(pathname, sizeof(pathname), "%s/%s", filename, suffix); |
| filename = pathname; |
| } |
| |
| /* |
| * See if we can stat the file/directory... |
| */ |
| |
| if (lstat(filename, &fileinfo)) |
| { |
| if (errno == ENOENT && create_dir) |
| { |
| if (create_dir > 0) |
| cupsdLogMessage(CUPSD_LOG_DEBUG, "Creating missing directory \"%s\"", |
| filename); |
| |
| if (mkdir(filename, mode)) |
| { |
| if (create_dir > 0) |
| cupsdLogMessage(CUPSD_LOG_ERROR, |
| "Unable to create directory \"%s\" - %s", filename, |
| strerror(errno)); |
| else |
| #ifdef HAVE_SYSTEMD_SD_JOURNAL_H |
| sd_journal_print(LOG_ERR, "Unable to create directory \"%s\" - %s", filename, strerror(errno)); |
| #else |
| syslog(LOG_ERR, "Unable to create directory \"%s\" - %s", filename, strerror(errno)); |
| #endif /* HAVE_SYSTEMD_SD_JOURNAL_H */ |
| |
| return (-1); |
| } |
| |
| dir_created = 1; |
| fileinfo.st_mode = mode | S_IFDIR; |
| } |
| else |
| return (create_dir ? -1 : 1); |
| } |
| |
| if ((is_symlink = S_ISLNK(fileinfo.st_mode)) != 0) |
| { |
| if (stat(filename, &fileinfo)) |
| { |
| cupsdLogMessage(CUPSD_LOG_ERROR, "\"%s\" is a bad symlink - %s", |
| filename, strerror(errno)); |
| return (-1); |
| } |
| } |
| |
| /* |
| * Make sure it's a regular file or a directory as needed... |
| */ |
| |
| if (!dir_created && !is_dir && !S_ISREG(fileinfo.st_mode)) |
| { |
| cupsdLogMessage(CUPSD_LOG_ERROR, "\"%s\" is not a regular file.", filename); |
| return (-1); |
| } |
| |
| if (!dir_created && is_dir && !S_ISDIR(fileinfo.st_mode)) |
| { |
| if (create_dir >= 0) |
| cupsdLogMessage(CUPSD_LOG_ERROR, "\"%s\" is not a directory.", filename); |
| else |
| #ifdef HAVE_SYSTEMD_SD_JOURNAL_H |
| sd_journal_print(LOG_ERR, "\"%s\" is not a directory.", filename); |
| #else |
| syslog(LOG_ERR, "\"%s\" is not a directory.", filename); |
| #endif /* HAVE_SYSTEMD_SD_JOURNAL_H */ |
| |
| return (-1); |
| } |
| |
| /* |
| * If the filename is a symlink, do not change permissions (STR #2937)... |
| */ |
| |
| if (is_symlink) |
| return (0); |
| |
| /* |
| * Fix owner, group, and mode as needed... |
| */ |
| |
| if (dir_created || fileinfo.st_uid != user || fileinfo.st_gid != group) |
| { |
| if (create_dir >= 0) |
| cupsdLogMessage(CUPSD_LOG_DEBUG, "Repairing ownership of \"%s\"", |
| filename); |
| |
| if (chown(filename, user, group) && !getuid()) |
| { |
| if (create_dir >= 0) |
| cupsdLogMessage(CUPSD_LOG_ERROR, |
| "Unable to change ownership of \"%s\" - %s", filename, |
| strerror(errno)); |
| else |
| #ifdef HAVE_SYSTEMD_SD_JOURNAL_H |
| sd_journal_print(LOG_ERR, "Unable to change ownership of \"%s\" - %s", filename, strerror(errno)); |
| #else |
| syslog(LOG_ERR, "Unable to change ownership of \"%s\" - %s", filename, strerror(errno)); |
| #endif /* HAVE_SYSTEMD_SD_JOURNAL_H */ |
| |
| return (1); |
| } |
| } |
| |
| if (dir_created || (fileinfo.st_mode & 07777) != mode) |
| { |
| if (create_dir >= 0) |
| cupsdLogMessage(CUPSD_LOG_DEBUG, "Repairing access permissions of \"%s\"", |
| filename); |
| |
| if (chmod(filename, mode)) |
| { |
| if (create_dir >= 0) |
| cupsdLogMessage(CUPSD_LOG_ERROR, |
| "Unable to change permissions of \"%s\" - %s", filename, |
| strerror(errno)); |
| else |
| #ifdef HAVE_SYSTEMD_SD_JOURNAL_H |
| sd_journal_print(LOG_ERR, "Unable to change permissions of \"%s\" - %s", filename, strerror(errno)); |
| #else |
| syslog(LOG_ERR, "Unable to change permissions of \"%s\" - %s", filename, strerror(errno)); |
| #endif /* HAVE_SYSTEMD_SD_JOURNAL_H */ |
| |
| return (1); |
| } |
| } |
| |
| /* |
| * Everything is OK... |
| */ |
| |
| return (0); |
| } |
| |
| |
| /* |
| * 'cupsdDefaultAuthType()' - Get the default AuthType. |
| * |
| * When the default_auth_type is "auto", this function tries to get the GSS |
| * credentials for the server. If that succeeds we use Kerberos authentication, |
| * otherwise we do a fallback to Basic authentication against the local user |
| * accounts. |
| */ |
| |
| int /* O - Default AuthType value */ |
| cupsdDefaultAuthType(void) |
| { |
| #ifdef HAVE_GSSAPI |
| OM_uint32 major_status, /* Major status code */ |
| minor_status; /* Minor status code */ |
| gss_name_t server_name; /* Server name */ |
| gss_buffer_desc token = GSS_C_EMPTY_BUFFER; |
| /* Service name token */ |
| char buf[1024]; /* Service name buffer */ |
| #endif /* HAVE_GSSAPI */ |
| |
| |
| /* |
| * If we have already determined the correct default AuthType, use it... |
| */ |
| |
| if (default_auth_type != CUPSD_AUTH_AUTO) |
| return (default_auth_type); |
| |
| #ifdef HAVE_GSSAPI |
| # ifdef __APPLE__ |
| /* |
| * If the weak-linked GSSAPI/Kerberos library is not present, don't try |
| * to use it... |
| */ |
| |
| if (&gss_init_sec_context == NULL) |
| return (default_auth_type = CUPSD_AUTH_BASIC); |
| # endif /* __APPLE__ */ |
| |
| /* |
| * Try to obtain the server's GSS credentials (GSSServiceName@servername). If |
| * that fails we must use Basic... |
| */ |
| |
| snprintf(buf, sizeof(buf), "%s@%s", GSSServiceName, ServerName); |
| |
| token.value = buf; |
| token.length = strlen(buf); |
| server_name = GSS_C_NO_NAME; |
| major_status = gss_import_name(&minor_status, &token, |
| GSS_C_NT_HOSTBASED_SERVICE, |
| &server_name); |
| |
| memset(&token, 0, sizeof(token)); |
| |
| if (GSS_ERROR(major_status)) |
| { |
| cupsdLogGSSMessage(CUPSD_LOG_DEBUG, major_status, minor_status, |
| "cupsdDefaultAuthType: gss_import_name(%s) failed", buf); |
| return (default_auth_type = CUPSD_AUTH_BASIC); |
| } |
| |
| major_status = gss_display_name(&minor_status, server_name, &token, NULL); |
| |
| if (GSS_ERROR(major_status)) |
| { |
| cupsdLogGSSMessage(CUPSD_LOG_DEBUG, major_status, minor_status, |
| "cupsdDefaultAuthType: gss_display_name(%s) failed", |
| buf); |
| return (default_auth_type = CUPSD_AUTH_BASIC); |
| } |
| |
| cupsdLogMessage(CUPSD_LOG_DEBUG, |
| "cupsdDefaultAuthType: Attempting to acquire Kerberos " |
| "credentials for %s...", (char *)token.value); |
| |
| ServerCreds = GSS_C_NO_CREDENTIAL; |
| major_status = gss_acquire_cred(&minor_status, server_name, GSS_C_INDEFINITE, |
| GSS_C_NO_OID_SET, GSS_C_ACCEPT, |
| &ServerCreds, NULL, NULL); |
| if (GSS_ERROR(major_status)) |
| { |
| cupsdLogGSSMessage(CUPSD_LOG_DEBUG, major_status, minor_status, |
| "cupsdDefaultAuthType: gss_acquire_cred(%s) failed", |
| (char *)token.value); |
| gss_release_name(&minor_status, &server_name); |
| gss_release_buffer(&minor_status, &token); |
| return (default_auth_type = CUPSD_AUTH_BASIC); |
| } |
| |
| cupsdLogMessage(CUPSD_LOG_DEBUG, |
| "cupsdDefaultAuthType: Kerberos credentials acquired " |
| "successfully for %s.", (char *)token.value); |
| |
| gss_release_name(&minor_status, &server_name); |
| gss_release_buffer(&minor_status, &token); |
| |
| HaveServerCreds = 1; |
| |
| return (default_auth_type = CUPSD_AUTH_NEGOTIATE); |
| |
| #else |
| /* |
| * No Kerberos support compiled in so just use Basic all the time... |
| */ |
| |
| return (default_auth_type = CUPSD_AUTH_BASIC); |
| #endif /* HAVE_GSSAPI */ |
| } |
| |
| |
| /* |
| * 'cupsdFreeAliases()' - Free all of the alias entries. |
| */ |
| |
| void |
| cupsdFreeAliases(cups_array_t *aliases) /* I - Array of aliases */ |
| { |
| cupsd_alias_t *a; /* Current alias */ |
| |
| |
| for (a = (cupsd_alias_t *)cupsArrayFirst(aliases); |
| a; |
| a = (cupsd_alias_t *)cupsArrayNext(aliases)) |
| free(a); |
| |
| cupsArrayDelete(aliases); |
| } |
| |
| |
| /* |
| * 'cupsdReadConfiguration()' - Read the cupsd.conf file. |
| */ |
| |
| int /* O - 1 on success, 0 otherwise */ |
| cupsdReadConfiguration(void) |
| { |
| int i; /* Looping var */ |
| cups_file_t *fp; /* Configuration file */ |
| int status; /* Return status */ |
| char temp[1024], /* Temporary buffer */ |
| mimedir[1024], /* MIME directory */ |
| *slash; /* Directory separator */ |
| cups_lang_t *language; /* Language */ |
| struct passwd *user; /* Default user */ |
| struct group *group; /* Default group */ |
| char *old_serverroot, /* Old ServerRoot */ |
| *old_requestroot; /* Old RequestRoot */ |
| int old_remote_port; /* Old RemotePort */ |
| const char *tmpdir; /* TMPDIR environment variable */ |
| struct stat tmpinfo; /* Temporary directory info */ |
| cupsd_policy_t *p; /* Policy */ |
| |
| |
| /* |
| * Save the old root paths... |
| */ |
| |
| old_serverroot = NULL; |
| cupsdSetString(&old_serverroot, ServerRoot); |
| old_requestroot = NULL; |
| cupsdSetString(&old_requestroot, RequestRoot); |
| |
| /* |
| * Reset the server configuration data... |
| */ |
| |
| cupsdDeleteAllLocations(); |
| |
| cupsdDeleteAllListeners(); |
| |
| old_remote_port = RemotePort; |
| RemotePort = 0; |
| |
| /* |
| * String options... |
| */ |
| |
| cupsdFreeAliases(ServerAlias); |
| ServerAlias = NULL; |
| |
| cupsdClearString(&ServerName); |
| cupsdClearString(&ServerAdmin); |
| cupsdSetString(&ServerBin, CUPS_SERVERBIN); |
| cupsdSetString(&RequestRoot, CUPS_REQUESTS); |
| cupsdSetString(&CacheDir, CUPS_CACHEDIR); |
| cupsdSetString(&DataDir, CUPS_DATADIR); |
| cupsdSetString(&DocumentRoot, CUPS_DOCROOT); |
| cupsdSetString(&AccessLog, CUPS_LOGDIR "/access_log"); |
| cupsdClearString(&ErrorLog); |
| cupsdSetString(&PageLog, CUPS_LOGDIR "/page_log"); |
| cupsdSetString(&PageLogFormat, |
| "%p %u %j %T %P %C %{job-billing} " |
| "%{job-originating-host-name} %{job-name} %{media} %{sides}"); |
| cupsdSetString(&Printcap, CUPS_DEFAULT_PRINTCAP); |
| cupsdSetString(&FontPath, CUPS_FONTPATH); |
| cupsdSetString(&RemoteRoot, "remroot"); |
| cupsdSetStringf(&ServerHeader, "CUPS/%d.%d IPP/2.1", CUPS_VERSION_MAJOR, |
| CUPS_VERSION_MINOR); |
| cupsdSetString(&StateDir, CUPS_STATEDIR); |
| |
| if (!strcmp(CUPS_DEFAULT_PRINTCAP, "/etc/printers.conf")) |
| PrintcapFormat = PRINTCAP_SOLARIS; |
| else if (!strcmp(CUPS_DEFAULT_PRINTCAP, |
| "/Library/Preferences/org.cups.printers.plist")) |
| PrintcapFormat = PRINTCAP_PLIST; |
| else |
| PrintcapFormat = PRINTCAP_BSD; |
| |
| strlcpy(temp, ConfigurationFile, sizeof(temp)); |
| if ((slash = strrchr(temp, '/')) != NULL) |
| *slash = '\0'; |
| |
| cupsdSetString(&ServerRoot, temp); |
| |
| cupsdClearString(&Classification); |
| ClassifyOverride = 0; |
| |
| #ifdef HAVE_SSL |
| # ifdef HAVE_GNUTLS |
| cupsdSetString(&ServerKeychain, "ssl"); |
| # else |
| cupsdSetString(&ServerKeychain, "/Library/Keychains/System.keychain"); |
| # endif /* HAVE_GNUTLS */ |
| |
| _httpTLSSetOptions(_HTTP_TLS_NONE, _HTTP_TLS_1_0, _HTTP_TLS_MAX); |
| #endif /* HAVE_SSL */ |
| |
| language = cupsLangDefault(); |
| |
| if (!strcmp(language->language, "C") || !strcmp(language->language, "POSIX")) |
| cupsdSetString(&DefaultLanguage, "en"); |
| else |
| cupsdSetString(&DefaultLanguage, language->language); |
| |
| cupsdClearString(&DefaultPaperSize); |
| |
| cupsdSetString(&RIPCache, "128m"); |
| |
| cupsdSetString(&TempDir, NULL); |
| |
| #ifdef HAVE_GSSAPI |
| cupsdSetString(&GSSServiceName, CUPS_DEFAULT_GSSSERVICENAME); |
| |
| if (HaveServerCreds) |
| { |
| OM_uint32 minor_status; /* Minor status code */ |
| |
| gss_release_cred(&minor_status, &ServerCreds); |
| |
| HaveServerCreds = 0; |
| } |
| |
| ServerCreds = GSS_C_NO_CREDENTIAL; |
| #endif /* HAVE_GSSAPI */ |
| |
| /* |
| * Find the default user... |
| */ |
| |
| if ((user = getpwnam(CUPS_DEFAULT_USER)) != NULL) |
| User = user->pw_uid; |
| else |
| { |
| /* |
| * Use the (historical) NFS nobody user ID (-2 as a 16-bit twos- |
| * complement number...) |
| */ |
| |
| User = 65534; |
| } |
| |
| endpwent(); |
| |
| /* |
| * Find the default group... |
| */ |
| |
| group = getgrnam(CUPS_DEFAULT_GROUP); |
| endgrent(); |
| |
| if (group) |
| Group = group->gr_gid; |
| else |
| { |
| /* |
| * Fallback to group "nobody"... |
| */ |
| |
| group = getgrnam("nobody"); |
| endgrent(); |
| |
| if (group) |
| Group = group->gr_gid; |
| else |
| { |
| /* |
| * Use the (historical) NFS nobody group ID (-2 as a 16-bit twos- |
| * complement number...) |
| */ |
| |
| Group = 65534; |
| } |
| } |
| |
| /* |
| * Numeric options... |
| */ |
| |
| AccessLogLevel = CUPSD_ACCESSLOG_ACTIONS; |
| ConfigFilePerm = CUPS_DEFAULT_CONFIG_FILE_PERM; |
| FatalErrors = parse_fatal_errors(CUPS_DEFAULT_FATAL_ERRORS); |
| default_auth_type = CUPSD_AUTH_BASIC; |
| #ifdef HAVE_SSL |
| CreateSelfSignedCerts = TRUE; |
| DefaultEncryption = HTTP_ENCRYPT_REQUIRED; |
| #endif /* HAVE_SSL */ |
| DirtyCleanInterval = DEFAULT_KEEPALIVE; |
| JobKillDelay = DEFAULT_TIMEOUT; |
| JobRetryLimit = 5; |
| JobRetryInterval = 300; |
| FileDevice = FALSE; |
| FilterLevel = 0; |
| FilterLimit = 0; |
| FilterNice = 0; |
| HostNameLookups = FALSE; |
| KeepAlive = TRUE; |
| KeepAliveTimeout = DEFAULT_KEEPALIVE; |
| ListenBackLog = SOMAXCONN; |
| LogDebugHistory = 200; |
| LogFilePerm = CUPS_DEFAULT_LOG_FILE_PERM; |
| LogLevel = CUPSD_LOG_WARN; |
| LogTimeFormat = CUPSD_TIME_STANDARD; |
| MaxClients = 100; |
| MaxClientsPerHost = 0; |
| MaxLogSize = 1024 * 1024; |
| MaxRequestSize = 0; |
| MultipleOperationTimeout = 900; |
| NumSystemGroups = 0; |
| ReloadTimeout = DEFAULT_KEEPALIVE; |
| RootCertDuration = 300; |
| Sandboxing = CUPSD_SANDBOXING_STRICT; |
| StrictConformance = FALSE; |
| SyncOnClose = FALSE; |
| Timeout = 900; |
| WebInterface = CUPS_DEFAULT_WEBIF; |
| |
| BrowseLocalProtocols = parse_protocols(CUPS_DEFAULT_BROWSE_LOCAL_PROTOCOLS); |
| BrowseWebIF = FALSE; |
| Browsing = CUPS_DEFAULT_BROWSING; |
| DefaultShared = CUPS_DEFAULT_DEFAULT_SHARED; |
| |
| #if defined(HAVE_DNSSD) || defined(HAVE_AVAHI) |
| cupsdSetString(&DNSSDSubTypes, "_cups,_print"); |
| cupsdClearString(&DNSSDHostName); |
| #endif /* HAVE_DNSSD || HAVE_AVAHI */ |
| |
| cupsdSetString(&LPDConfigFile, CUPS_DEFAULT_LPD_CONFIG_FILE); |
| cupsdSetString(&SMBConfigFile, CUPS_DEFAULT_SMB_CONFIG_FILE); |
| |
| cupsdSetString(&ErrorPolicy, "stop-printer"); |
| |
| JobHistory = DEFAULT_HISTORY; |
| JobFiles = DEFAULT_FILES; |
| JobAutoPurge = 0; |
| MaxHoldTime = 0; |
| MaxJobs = 500; |
| MaxActiveJobs = 0; |
| MaxJobsPerUser = 0; |
| MaxJobsPerPrinter = 0; |
| MaxJobTime = 3 * 60 * 60; /* 3 hours */ |
| MaxCopies = CUPS_DEFAULT_MAX_COPIES; |
| |
| cupsdDeleteAllPolicies(); |
| cupsdClearString(&DefaultPolicy); |
| |
| #ifdef HAVE_AUTHORIZATION_H |
| cupsdSetString(&SystemGroupAuthKey, CUPS_DEFAULT_SYSTEM_AUTHKEY); |
| #endif /* HAVE_AUTHORIZATION_H */ |
| |
| MaxSubscriptions = 100; |
| MaxSubscriptionsPerJob = 0; |
| MaxSubscriptionsPerPrinter = 0; |
| MaxSubscriptionsPerUser = 0; |
| DefaultLeaseDuration = 86400; |
| MaxLeaseDuration = 0; |
| |
| #ifdef HAVE_ONDEMAND |
| IdleExitTimeout = 60; |
| #endif /* HAVE_ONDEMAND */ |
| |
| /* |
| * Setup environment variables... |
| */ |
| |
| cupsdInitEnv(); |
| |
| /* |
| * Read the cups-files.conf file... |
| */ |
| |
| if ((fp = cupsFileOpen(CupsFilesFile, "r")) != NULL) |
| { |
| status = read_cups_files_conf(fp); |
| |
| cupsFileClose(fp); |
| |
| if (!status) |
| { |
| if (TestConfigFile) |
| printf("\"%s\" contains errors.\n", CupsFilesFile); |
| else |
| #ifdef HAVE_SYSTEMD_SD_JOURNAL_H |
| sd_journal_print(LOG_ERR, "Unable to read \"%s\" due to errors.", CupsFilesFile); |
| #else |
| syslog(LOG_LPR, "Unable to read \"%s\" due to errors.", CupsFilesFile); |
| #endif /* HAVE_SYSTEMD_SD_JOURNAL_H */ |
| |
| return (0); |
| } |
| } |
| else if (errno == ENOENT) |
| cupsdLogMessage(CUPSD_LOG_INFO, "No %s, using defaults.", CupsFilesFile); |
| else |
| { |
| #ifdef HAVE_SYSTEMD_SD_JOURNAL_H |
| sd_journal_print(LOG_ERR, "Unable to open \"%s\" - %s", CupsFilesFile, strerror(errno)); |
| #else |
| syslog(LOG_LPR, "Unable to open \"%s\" - %s", CupsFilesFile, strerror(errno)); |
| #endif /* HAVE_SYSTEMD_SD_JOURNAL_H */ |
| |
| return (0); |
| } |
| |
| if (!ErrorLog) |
| cupsdSetString(&ErrorLog, CUPS_LOGDIR "/error_log"); |
| |
| /* |
| * Read the cupsd.conf file... |
| */ |
| |
| if ((fp = cupsFileOpen(ConfigurationFile, "r")) == NULL) |
| { |
| #ifdef HAVE_SYSTEMD_SD_JOURNAL_H |
| sd_journal_print(LOG_ERR, "Unable to open \"%s\" - %s", ConfigurationFile, strerror(errno)); |
| #else |
| syslog(LOG_LPR, "Unable to open \"%s\" - %s", ConfigurationFile, strerror(errno)); |
| #endif /* HAVE_SYSTEMD_SD_JOURNAL_H */ |
| |
| return (0); |
| } |
| |
| status = read_cupsd_conf(fp); |
| |
| cupsFileClose(fp); |
| |
| if (!status) |
| { |
| if (TestConfigFile) |
| printf("\"%s\" contains errors.\n", ConfigurationFile); |
| else |
| #ifdef HAVE_SYSTEMD_SD_JOURNAL_H |
| sd_journal_print(LOG_ERR, "Unable to read \"%s\" due to errors.", ConfigurationFile); |
| #else |
| syslog(LOG_LPR, "Unable to read \"%s\" due to errors.", ConfigurationFile); |
| #endif /* HAVE_SYSTEMD_SD_JOURNAL_H */ |
| |
| return (0); |
| } |
| |
| RunUser = getuid(); |
| |
| cupsdLogMessage(CUPSD_LOG_INFO, "Remote access is %s.", |
| RemotePort ? "enabled" : "disabled"); |
| |
| if (!RemotePort) |
| BrowseLocalProtocols = 0; /* Disable sharing - no remote access */ |
| |
| /* |
| * See if the ServerName is an IP address... |
| */ |
| |
| if (ServerName) |
| { |
| if (!ServerAlias) |
| ServerAlias = cupsArrayNew(NULL, NULL); |
| |
| cupsdAddAlias(ServerAlias, ServerName); |
| cupsdLogMessage(CUPSD_LOG_DEBUG, "Added auto ServerAlias %s", ServerName); |
| } |
| else |
| { |
| if (gethostname(temp, sizeof(temp))) |
| { |
| cupsdLogMessage(CUPSD_LOG_ERROR, "Unable to get hostname: %s", |
| strerror(errno)); |
| strlcpy(temp, "localhost", sizeof(temp)); |
| } |
| |
| cupsdSetString(&ServerName, temp); |
| |
| if (!ServerAlias) |
| ServerAlias = cupsArrayNew(NULL, NULL); |
| |
| cupsdAddAlias(ServerAlias, temp); |
| cupsdLogMessage(CUPSD_LOG_DEBUG, "Added auto ServerAlias %s", temp); |
| |
| if (HostNameLookups || RemotePort) |
| { |
| struct hostent *host; /* Host entry to get FQDN */ |
| |
| if ((host = gethostbyname(temp)) != NULL) |
| { |
| if (_cups_strcasecmp(temp, host->h_name)) |
| { |
| cupsdSetString(&ServerName, host->h_name); |
| cupsdAddAlias(ServerAlias, host->h_name); |
| cupsdLogMessage(CUPSD_LOG_DEBUG, "Added auto ServerAlias %s", |
| host->h_name); |
| } |
| |
| if (host->h_aliases) |
| { |
| for (i = 0; host->h_aliases[i]; i ++) |
| if (_cups_strcasecmp(temp, host->h_aliases[i])) |
| { |
| cupsdAddAlias(ServerAlias, host->h_aliases[i]); |
| cupsdLogMessage(CUPSD_LOG_DEBUG, "Added auto ServerAlias %s", |
| host->h_aliases[i]); |
| } |
| } |
| } |
| } |
| |
| /* |
| * Make sure we have the base hostname added as an alias, too! |
| */ |
| |
| if ((slash = strchr(temp, '.')) != NULL) |
| { |
| *slash = '\0'; |
| cupsdAddAlias(ServerAlias, temp); |
| cupsdLogMessage(CUPSD_LOG_DEBUG, "Added auto ServerAlias %s", temp); |
| } |
| } |
| |
| for (slash = ServerName; isdigit(*slash & 255) || *slash == '.'; slash ++); |
| |
| ServerNameIsIP = !*slash; |
| |
| /* |
| * Make sure ServerAdmin is initialized... |
| */ |
| |
| if (!ServerAdmin) |
| cupsdSetStringf(&ServerAdmin, "root@%s", ServerName); |
| |
| /* |
| * Use the default system group if none was supplied in cupsd.conf... |
| */ |
| |
| if (NumSystemGroups == 0) |
| { |
| if (!parse_groups(CUPS_DEFAULT_SYSTEM_GROUPS, 0)) |
| { |
| /* |
| * Find the group associated with GID 0... |
| */ |
| |
| group = getgrgid(0); |
| endgrent(); |
| |
| if (group != NULL) |
| cupsdSetString(&SystemGroups[0], group->gr_name); |
| else |
| cupsdSetString(&SystemGroups[0], "unknown"); |
| |
| SystemGroupIDs[0] = 0; |
| NumSystemGroups = 1; |
| } |
| } |
| |
| /* |
| * Make sure ConfigFilePerm and LogFilePerm have sane values... |
| */ |
| |
| ConfigFilePerm &= 0664; |
| LogFilePerm &= 0664; |
| |
| /* |
| * Open the system log for cupsd if necessary... |
| */ |
| |
| if (!LogStderr) |
| { |
| if (!strcmp(AccessLog, "stderr")) |
| cupsdSetString(&AccessLog, "syslog"); |
| |
| if (!strcmp(ErrorLog, "stderr")) |
| cupsdSetString(&ErrorLog, "syslog"); |
| |
| if (!strcmp(PageLog, "stderr")) |
| cupsdSetString(&PageLog, "syslog"); |
| } |
| |
| #if defined(HAVE_VSYSLOG) && !defined(HAVE_ASL_H) && !defined(HAVE_SYSTEMD_SD_JOURNAL_H) |
| if (!strcmp(AccessLog, "syslog") || |
| !strcmp(ErrorLog, "syslog") || |
| !strcmp(PageLog, "syslog")) |
| openlog("cupsd", LOG_PID | LOG_NOWAIT | LOG_NDELAY, LOG_LPR); |
| #endif /* HAVE_VSYSLOG && !HAVE_ASL_H && !HAVE_SYSTEMD_SD_JOURNAL_H */ |
| |
| /* |
| * Log the configuration file that was used... |
| */ |
| |
| cupsdLogMessage(CUPSD_LOG_INFO, "Loaded configuration file \"%s\"", |
| ConfigurationFile); |
| |
| /* |
| * Validate the Group and SystemGroup settings - they cannot be the same, |
| * otherwise the CGI programs will be able to authenticate as root without |
| * a password! |
| */ |
| |
| if (!RunUser) |
| { |
| for (i = 0; i < NumSystemGroups; i ++) |
| if (Group == SystemGroupIDs[i]) |
| break; |
| |
| if (i < NumSystemGroups) |
| { |
| /* |
| * Log the error and reset the group to a safe value... |
| */ |
| |
| cupsdLogMessage(CUPSD_LOG_ERROR, |
| "Group and SystemGroup cannot use the same groups."); |
| if (FatalErrors & (CUPSD_FATAL_CONFIG | CUPSD_FATAL_PERMISSIONS)) |
| return (0); |
| |
| cupsdLogMessage(CUPSD_LOG_INFO, "Resetting Group to \"nobody\"..."); |
| |
| group = getgrnam("nobody"); |
| endgrent(); |
| |
| if (group != NULL) |
| Group = group->gr_gid; |
| else |
| { |
| /* |
| * Use the (historical) NFS nobody group ID (-2 as a 16-bit twos- |
| * complement number...) |
| */ |
| |
| Group = 65534; |
| } |
| } |
| } |
| |
| /* |
| * Check that we have at least one listen/port line; if not, report this |
| * as an error and exit! |
| */ |
| |
| if (cupsArrayCount(Listeners) == 0) |
| { |
| /* |
| * No listeners! |
| */ |
| |
| cupsdLogMessage(CUPSD_LOG_EMERG, |
| "No valid Listen or Port lines were found in the " |
| "configuration file."); |
| |
| /* |
| * Commit suicide... |
| */ |
| |
| cupsdEndProcess(getpid(), 0); |
| } |
| |
| /* |
| * Set the default locale using the language and charset... |
| */ |
| |
| cupsdSetStringf(&DefaultLocale, "%s.UTF-8", DefaultLanguage); |
| |
| /* |
| * Update all relative filenames to include the full path from ServerRoot... |
| */ |
| |
| if (DocumentRoot[0] != '/') |
| cupsdSetStringf(&DocumentRoot, "%s/%s", ServerRoot, DocumentRoot); |
| |
| if (RequestRoot[0] != '/') |
| cupsdSetStringf(&RequestRoot, "%s/%s", ServerRoot, RequestRoot); |
| |
| if (ServerBin[0] != '/') |
| cupsdSetStringf(&ServerBin, "%s/%s", ServerRoot, ServerBin); |
| |
| if (StateDir[0] != '/') |
| cupsdSetStringf(&StateDir, "%s/%s", ServerRoot, StateDir); |
| |
| if (CacheDir[0] != '/') |
| cupsdSetStringf(&CacheDir, "%s/%s", ServerRoot, CacheDir); |
| |
| #ifdef HAVE_SSL |
| if (!_cups_strcasecmp(ServerKeychain, "internal")) |
| cupsdClearString(&ServerKeychain); |
| else if (ServerKeychain[0] != '/') |
| cupsdSetStringf(&ServerKeychain, "%s/%s", ServerRoot, ServerKeychain); |
| |
| cupsdLogMessage(CUPSD_LOG_DEBUG, "Using keychain \"%s\" for server name \"%s\".", ServerKeychain ? ServerKeychain : "internal", ServerName); |
| if (!CreateSelfSignedCerts) |
| cupsdLogMessage(CUPSD_LOG_DEBUG, "Self-signed TLS certificate generation is disabled."); |
| cupsSetServerCredentials(ServerKeychain, ServerName, CreateSelfSignedCerts); |
| #endif /* HAVE_SSL */ |
| |
| /* |
| * Make sure that directories and config files are owned and |
| * writable by the user and group in the cupsd.conf file... |
| */ |
| |
| snprintf(temp, sizeof(temp), "%s/rss", CacheDir); |
| |
| if ((cupsdCheckPermissions(RequestRoot, NULL, 0710, RunUser, |
| Group, 1, 1) < 0 || |
| cupsdCheckPermissions(CacheDir, NULL, 0770, RunUser, |
| Group, 1, 1) < 0 || |
| cupsdCheckPermissions(temp, NULL, 0775, RunUser, |
| Group, 1, 1) < 0 || |
| cupsdCheckPermissions(StateDir, NULL, 0755, RunUser, |
| Group, 1, 1) < 0 || |
| cupsdCheckPermissions(StateDir, "certs", RunUser ? 0711 : 0511, User, |
| SystemGroupIDs[0], 1, 1) < 0 || |
| cupsdCheckPermissions(ServerRoot, NULL, 0755, RunUser, |
| Group, 1, 0) < 0 || |
| cupsdCheckPermissions(ServerRoot, "ppd", 0755, RunUser, |
| Group, 1, 1) < 0 || |
| cupsdCheckPermissions(ServerRoot, "ssl", 0700, RunUser, |
| Group, 1, 0) < 0 || |
| cupsdCheckPermissions(ConfigurationFile, NULL, ConfigFilePerm, RunUser, |
| Group, 0, 0) < 0 || |
| cupsdCheckPermissions(CupsFilesFile, NULL, ConfigFilePerm, RunUser, |
| Group, 0, 0) < 0 || |
| cupsdCheckPermissions(ServerRoot, "classes.conf", 0600, RunUser, |
| Group, 0, 0) < 0 || |
| cupsdCheckPermissions(ServerRoot, "printers.conf", 0600, RunUser, |
| Group, 0, 0) < 0 || |
| cupsdCheckPermissions(ServerRoot, "passwd.md5", 0600, User, |
| Group, 0, 0) < 0) && |
| (FatalErrors & CUPSD_FATAL_PERMISSIONS)) |
| return (0); |
| |
| /* |
| * Update TempDir to the default if it hasn't been set already... |
| */ |
| |
| #ifdef __APPLE__ |
| if (TempDir && !RunUser && |
| (!strncmp(TempDir, "/private/tmp", 12) || !strncmp(TempDir, "/tmp", 4))) |
| { |
| cupsdLogMessage(CUPSD_LOG_ERROR, "Cannot use %s for TempDir.", TempDir); |
| cupsdClearString(&TempDir); |
| } |
| #endif /* __APPLE__ */ |
| |
| if (!TempDir) |
| { |
| #ifdef __APPLE__ |
| if ((tmpdir = getenv("TMPDIR")) != NULL && |
| strncmp(tmpdir, "/private/tmp", 12) && strncmp(tmpdir, "/tmp", 4)) |
| #else |
| if ((tmpdir = getenv("TMPDIR")) != NULL) |
| #endif /* __APPLE__ */ |
| { |
| /* |
| * TMPDIR is defined, see if it is OK for us to use... |
| */ |
| |
| if (stat(tmpdir, &tmpinfo)) |
| cupsdLogMessage(CUPSD_LOG_ERROR, "Unable to access TMPDIR (%s): %s", |
| tmpdir, strerror(errno)); |
| else if (!S_ISDIR(tmpinfo.st_mode)) |
| cupsdLogMessage(CUPSD_LOG_ERROR, "TMPDIR (%s) is not a directory.", |
| tmpdir); |
| else if ((tmpinfo.st_uid != User || !(tmpinfo.st_mode & S_IWUSR)) && |
| (tmpinfo.st_gid != Group || !(tmpinfo.st_mode & S_IWGRP)) && |
| !(tmpinfo.st_mode & S_IWOTH)) |
| cupsdLogMessage(CUPSD_LOG_ERROR, |
| "TMPDIR (%s) has the wrong permissions.", tmpdir); |
| else |
| cupsdSetString(&TempDir, tmpdir); |
| } |
| } |
| |
| if (!TempDir) |
| { |
| cupsdLogMessage(CUPSD_LOG_INFO, "Using default TempDir of %s/tmp...", |
| RequestRoot); |
| cupsdSetStringf(&TempDir, "%s/tmp", RequestRoot); |
| } |
| |
| setenv("TMPDIR", TempDir, 1); |
| |
| /* |
| * Make sure the temporary directory has the right permissions... |
| */ |
| |
| if (!strncmp(TempDir, RequestRoot, strlen(RequestRoot)) || |
| access(TempDir, 0)) |
| { |
| /* |
| * Update ownership and permissions if the CUPS temp directory |
| * is under the spool directory or does not exist... |
| */ |
| |
| if (cupsdCheckPermissions(TempDir, NULL, 01770, RunUser, Group, 1, 1) < 0 && |
| (FatalErrors & CUPSD_FATAL_PERMISSIONS)) |
| return (0); |
| } |
| |
| /* |
| * Update environment variables... |
| */ |
| |
| cupsdUpdateEnv(); |
| |
| /* |
| * Validate the default error policy... |
| */ |
| |
| if (strcmp(ErrorPolicy, "retry-current-job") && |
| strcmp(ErrorPolicy, "abort-job") && |
| strcmp(ErrorPolicy, "retry-job") && |
| strcmp(ErrorPolicy, "stop-printer")) |
| { |
| cupsdLogMessage(CUPSD_LOG_ALERT, "Invalid ErrorPolicy \"%s\", resetting to \"stop-printer\".", ErrorPolicy); |
| cupsdSetString(&ErrorPolicy, "stop-printer"); |
| } |
| |
| /* |
| * Update default paper size setting as needed... |
| */ |
| |
| if (!DefaultPaperSize) |
| { |
| #ifdef HAVE_LIBPAPER |
| char *paper_result; /* Paper size name from libpaper */ |
| |
| if ((paper_result = systempapername()) != NULL) |
| cupsdSetString(&DefaultPaperSize, paper_result); |
| else |
| #endif /* HAVE_LIBPAPER */ |
| if (!DefaultLanguage || |
| !_cups_strcasecmp(DefaultLanguage, "C") || |
| !_cups_strcasecmp(DefaultLanguage, "POSIX") || |
| !_cups_strcasecmp(DefaultLanguage, "en") || |
| !_cups_strncasecmp(DefaultLanguage, "en.", 3) || |
| !_cups_strncasecmp(DefaultLanguage, "en_US", 5) || |
| !_cups_strncasecmp(DefaultLanguage, "en_CA", 5) || |
| !_cups_strncasecmp(DefaultLanguage, "fr_CA", 5)) |
| { |
| /* |
| * These are the only locales that will default to "letter" size... |
| */ |
| |
| cupsdSetString(&DefaultPaperSize, "Letter"); |
| } |
| else |
| cupsdSetString(&DefaultPaperSize, "A4"); |
| } |
| |
| /* |
| * Update classification setting as needed... |
| */ |
| |
| if (Classification && !_cups_strcasecmp(Classification, "none")) |
| cupsdClearString(&Classification); |
| |
| if (Classification) |
| cupsdLogMessage(CUPSD_LOG_INFO, "Security set to \"%s\"", Classification); |
| |
| /* |
| * Check the MaxClients setting, and then allocate memory for it... |
| */ |
| |
| if (MaxClients > (MaxFDs / 3) || MaxClients <= 0) |
| { |
| if (MaxClients > 0) |
| cupsdLogMessage(CUPSD_LOG_INFO, |
| "MaxClients limited to 1/3 (%d) of the file descriptor " |
| "limit (%d)...", |
| MaxFDs / 3, MaxFDs); |
| |
| MaxClients = MaxFDs / 3; |
| } |
| |
| cupsdLogMessage(CUPSD_LOG_INFO, "Configured for up to %d clients.", |
| MaxClients); |
| |
| /* |
| * Check the MaxActiveJobs setting; limit to 1/3 the available |
| * file descriptors, since we need a pipe for each job... |
| */ |
| |
| if (MaxActiveJobs > (MaxFDs / 3)) |
| MaxActiveJobs = MaxFDs / 3; |
| |
| /* |
| * Update the MaxClientsPerHost value, as needed... |
| */ |
| |
| if (MaxClientsPerHost <= 0) |
| MaxClientsPerHost = MaxClients; |
| |
| if (MaxClientsPerHost > MaxClients) |
| MaxClientsPerHost = MaxClients; |
| |
| cupsdLogMessage(CUPSD_LOG_INFO, |
| "Allowing up to %d client connections per host.", |
| MaxClientsPerHost); |
| |
| /* |
| * Update the default policy, as needed... |
| */ |
| |
| if (DefaultPolicy) |
| DefaultPolicyPtr = cupsdFindPolicy(DefaultPolicy); |
| else |
| DefaultPolicyPtr = NULL; |
| |
| if (!DefaultPolicyPtr) |
| { |
| cupsd_location_t *po; /* New policy operation */ |
| |
| |
| if (DefaultPolicy) |
| cupsdLogMessage(CUPSD_LOG_ERROR, "Default policy \"%s\" not found.", |
| DefaultPolicy); |
| |
| cupsdSetString(&DefaultPolicy, "default"); |
| |
| if ((DefaultPolicyPtr = cupsdFindPolicy("default")) != NULL) |
| cupsdLogMessage(CUPSD_LOG_INFO, |
| "Using policy \"default\" as the default."); |
| else |
| { |
| cupsdLogMessage(CUPSD_LOG_INFO, |
| "Creating CUPS default administrative policy:"); |
| |
| DefaultPolicyPtr = p = cupsdAddPolicy("default"); |
| |
| cupsdLogMessage(CUPSD_LOG_INFO, "<Policy default>"); |
| |
| cupsdLogMessage(CUPSD_LOG_INFO, "JobPrivateAccess default"); |
| cupsdAddString(&(p->job_access), "@OWNER"); |
| cupsdAddString(&(p->job_access), "@SYSTEM"); |
| |
| cupsdLogMessage(CUPSD_LOG_INFO, "JobPrivateValues default"); |
| cupsdAddString(&(p->job_attrs), "job-name"); |
| cupsdAddString(&(p->job_attrs), "job-originating-host-name"); |
| cupsdAddString(&(p->job_attrs), "job-originating-user-name"); |
| cupsdAddString(&(p->job_attrs), "phone"); |
| |
| cupsdLogMessage(CUPSD_LOG_INFO, "SubscriptionPrivateAccess default"); |
| cupsdAddString(&(p->sub_access), "@OWNER"); |
| cupsdAddString(&(p->sub_access), "@SYSTEM"); |
| |
| cupsdLogMessage(CUPSD_LOG_INFO, "SubscriptionPrivateValues default"); |
| cupsdAddString(&(p->job_attrs), "notify-events"); |
| cupsdAddString(&(p->job_attrs), "notify-pull-method"); |
| cupsdAddString(&(p->job_attrs), "notify-recipient-uri"); |
| cupsdAddString(&(p->job_attrs), "notify-subscriber-user-name"); |
| cupsdAddString(&(p->job_attrs), "notify-user-data"); |
| |
| cupsdLogMessage(CUPSD_LOG_INFO, |
| "<Limit Create-Job Print-Job Print-URI Validate-Job>"); |
| cupsdLogMessage(CUPSD_LOG_INFO, "Order Deny,Allow"); |
| |
| po = cupsdAddPolicyOp(p, NULL, IPP_CREATE_JOB); |
| po->order_type = CUPSD_AUTH_ALLOW; |
| |
| cupsdAddPolicyOp(p, po, IPP_PRINT_JOB); |
| cupsdAddPolicyOp(p, po, IPP_PRINT_URI); |
| cupsdAddPolicyOp(p, po, IPP_VALIDATE_JOB); |
| |
| cupsdLogMessage(CUPSD_LOG_INFO, "</Limit>"); |
| |
| cupsdLogMessage(CUPSD_LOG_INFO, |
| "<Limit Send-Document Send-URI Cancel-Job Hold-Job " |
| "Release-Job Restart-Job Purge-Jobs " |
| "Set-Job-Attributes Create-Job-Subscription " |
| "Renew-Subscription Cancel-Subscription " |
| "Get-Notifications Reprocess-Job Cancel-Current-Job " |
| "Suspend-Current-Job Resume-Job " |
| "Cancel-My-Jobs Close-Job CUPS-Move-Job " |
| "CUPS-Authenticate-Job CUPS-Get-Document>"); |
| cupsdLogMessage(CUPSD_LOG_INFO, "Order Deny,Allow"); |
| |
| po = cupsdAddPolicyOp(p, NULL, IPP_SEND_DOCUMENT); |
| po->order_type = CUPSD_AUTH_ALLOW; |
| po->level = CUPSD_AUTH_USER; |
| |
| cupsdAddName(po, "@OWNER"); |
| cupsdAddName(po, "@SYSTEM"); |
| cupsdLogMessage(CUPSD_LOG_INFO, "Require user @OWNER @SYSTEM"); |
| |
| cupsdAddPolicyOp(p, po, IPP_SEND_URI); |
| cupsdAddPolicyOp(p, po, IPP_CANCEL_JOB); |
| cupsdAddPolicyOp(p, po, IPP_HOLD_JOB); |
| cupsdAddPolicyOp(p, po, IPP_RELEASE_JOB); |
| cupsdAddPolicyOp(p, po, IPP_RESTART_JOB); |
| cupsdAddPolicyOp(p, po, IPP_PURGE_JOBS); |
| cupsdAddPolicyOp(p, po, IPP_SET_JOB_ATTRIBUTES); |
| cupsdAddPolicyOp(p, po, IPP_CREATE_JOB_SUBSCRIPTION); |
| cupsdAddPolicyOp(p, po, IPP_RENEW_SUBSCRIPTION); |
| cupsdAddPolicyOp(p, po, IPP_CANCEL_SUBSCRIPTION); |
| cupsdAddPolicyOp(p, po, IPP_GET_NOTIFICATIONS); |
| cupsdAddPolicyOp(p, po, IPP_REPROCESS_JOB); |
| cupsdAddPolicyOp(p, po, IPP_CANCEL_CURRENT_JOB); |
| cupsdAddPolicyOp(p, po, IPP_SUSPEND_CURRENT_JOB); |
| cupsdAddPolicyOp(p, po, IPP_RESUME_JOB); |
| cupsdAddPolicyOp(p, po, IPP_CANCEL_MY_JOBS); |
| cupsdAddPolicyOp(p, po, IPP_CLOSE_JOB); |
| cupsdAddPolicyOp(p, po, CUPS_MOVE_JOB); |
| cupsdAddPolicyOp(p, po, CUPS_AUTHENTICATE_JOB); |
| cupsdAddPolicyOp(p, po, CUPS_GET_DOCUMENT); |
| |
| cupsdLogMessage(CUPSD_LOG_INFO, "</Limit>"); |
| |
| cupsdLogMessage(CUPSD_LOG_INFO, |
| "<Limit Pause-Printer Resume-Printer " |
| "Set-Printer-Attributes Enable-Printer " |
| "Disable-Printer Pause-Printer-After-Current-Job " |
| "Hold-New-Jobs Release-Held-New-Jobs " |
| "Deactivate-Printer Activate-Printer Restart-Printer " |
| "Shutdown-Printer Startup-Printer Promote-Job " |
| "Schedule-Job-After Cancel-Jobs CUPS-Add-Printer " |
| "CUPS-Delete-Printer CUPS-Add-Class CUPS-Delete-Class " |
| "CUPS-Accept-Jobs CUPS-Reject-Jobs CUPS-Set-Default>"); |
| cupsdLogMessage(CUPSD_LOG_INFO, "Order Deny,Allow"); |
| cupsdLogMessage(CUPSD_LOG_INFO, "AuthType Default"); |
| |
| po = cupsdAddPolicyOp(p, NULL, IPP_PAUSE_PRINTER); |
| po->order_type = CUPSD_AUTH_ALLOW; |
| po->type = CUPSD_AUTH_DEFAULT; |
| po->level = CUPSD_AUTH_USER; |
| |
| cupsdAddName(po, "@SYSTEM"); |
| cupsdLogMessage(CUPSD_LOG_INFO, "Require user @SYSTEM"); |
| |
| cupsdAddPolicyOp(p, po, IPP_RESUME_PRINTER); |
| cupsdAddPolicyOp(p, po, IPP_SET_PRINTER_ATTRIBUTES); |
| cupsdAddPolicyOp(p, po, IPP_ENABLE_PRINTER); |
| cupsdAddPolicyOp(p, po, IPP_DISABLE_PRINTER); |
| cupsdAddPolicyOp(p, po, IPP_PAUSE_PRINTER_AFTER_CURRENT_JOB); |
| cupsdAddPolicyOp(p, po, IPP_HOLD_NEW_JOBS); |
| cupsdAddPolicyOp(p, po, IPP_RELEASE_HELD_NEW_JOBS); |
| cupsdAddPolicyOp(p, po, IPP_DEACTIVATE_PRINTER); |
| cupsdAddPolicyOp(p, po, IPP_ACTIVATE_PRINTER); |
| cupsdAddPolicyOp(p, po, IPP_RESTART_PRINTER); |
| cupsdAddPolicyOp(p, po, IPP_SHUTDOWN_PRINTER); |
| cupsdAddPolicyOp(p, po, IPP_STARTUP_PRINTER); |
| cupsdAddPolicyOp(p, po, IPP_PROMOTE_JOB); |
| cupsdAddPolicyOp(p, po, IPP_SCHEDULE_JOB_AFTER); |
| cupsdAddPolicyOp(p, po, IPP_CANCEL_JOBS); |
| cupsdAddPolicyOp(p, po, CUPS_ADD_PRINTER); |
| cupsdAddPolicyOp(p, po, CUPS_DELETE_PRINTER); |
| cupsdAddPolicyOp(p, po, CUPS_ADD_CLASS); |
| cupsdAddPolicyOp(p, po, CUPS_DELETE_CLASS); |
| cupsdAddPolicyOp(p, po, CUPS_ACCEPT_JOBS); |
| cupsdAddPolicyOp(p, po, CUPS_REJECT_JOBS); |
| cupsdAddPolicyOp(p, po, CUPS_SET_DEFAULT); |
| |
| cupsdLogMessage(CUPSD_LOG_INFO, "</Limit>"); |
| |
| cupsdLogMessage(CUPSD_LOG_INFO, "<Limit All>"); |
| cupsdLogMessage(CUPSD_LOG_INFO, "Order Deny,Allow"); |
| |
| po = cupsdAddPolicyOp(p, NULL, IPP_ANY_OPERATION); |
| po->order_type = CUPSD_AUTH_ALLOW; |
| |
| cupsdLogMessage(CUPSD_LOG_INFO, "</Limit>"); |
| cupsdLogMessage(CUPSD_LOG_INFO, "</Policy>"); |
| } |
| } |
| |
| if (LogLevel >= CUPSD_LOG_DEBUG2) |
| { |
| cupsdLogMessage(CUPSD_LOG_DEBUG2, "cupsdReadConfiguration: NumPolicies=%d", |
| cupsArrayCount(Policies)); |
| for (i = 0, p = (cupsd_policy_t *)cupsArrayFirst(Policies); |
| p; |
| i ++, p = (cupsd_policy_t *)cupsArrayNext(Policies)) |
| { |
| int j; /* Looping var */ |
| cupsd_location_t *loc; /* Current location */ |
| |
| cupsdLogMessage(CUPSD_LOG_DEBUG2, "cupsdReadConfiguration: Policies[%d]=\"%s\"", i, p->name); |
| |
| for (j = 0, loc = (cupsd_location_t *)cupsArrayFirst(p->ops); loc; j ++, loc = (cupsd_location_t *)cupsArrayNext(p->ops)) |
| { |
| cupsdLogMessage(CUPSD_LOG_DEBUG2, "cupsdReadConfiguration: ops[%d]=%s", j, ippOpString(loc->op)); |
| } |
| } |
| } |
| |
| /* |
| * If we are doing a full reload or the server root has changed, flush |
| * the jobs, printers, etc. and start from scratch... |
| */ |
| |
| if (NeedReload == RELOAD_ALL || |
| old_remote_port != RemotePort || |
| !old_serverroot || !ServerRoot || strcmp(old_serverroot, ServerRoot) || |
| !old_requestroot || !RequestRoot || strcmp(old_requestroot, RequestRoot)) |
| { |
| mime_type_t *type; /* Current type */ |
| char mimetype[MIME_MAX_SUPER + MIME_MAX_TYPE]; |
| /* MIME type name */ |
| |
| |
| cupsdLogMessage(CUPSD_LOG_INFO, "Full reload is required."); |
| |
| /* |
| * Free all memory... |
| */ |
| |
| cupsdDeleteAllSubscriptions(); |
| cupsdFreeAllJobs(); |
| cupsdDeleteAllPrinters(); |
| |
| DefaultPrinter = NULL; |
| |
| if (MimeDatabase != NULL) |
| mimeDelete(MimeDatabase); |
| |
| if (NumMimeTypes) |
| { |
| for (i = 0; i < NumMimeTypes; i ++) |
| _cupsStrFree(MimeTypes[i]); |
| |
| free(MimeTypes); |
| } |
| |
| /* |
| * Read the MIME type and conversion database... |
| */ |
| |
| snprintf(temp, sizeof(temp), "%s/filter", ServerBin); |
| snprintf(mimedir, sizeof(mimedir), "%s/mime", DataDir); |
| |
| MimeDatabase = mimeNew(); |
| mimeSetErrorCallback(MimeDatabase, mime_error_cb, NULL); |
| |
| MimeDatabase = mimeLoadTypes(MimeDatabase, mimedir); |
| MimeDatabase = mimeLoadTypes(MimeDatabase, ServerRoot); |
| MimeDatabase = mimeLoadFilters(MimeDatabase, mimedir, temp); |
| MimeDatabase = mimeLoadFilters(MimeDatabase, ServerRoot, temp); |
| |
| if (!MimeDatabase) |
| { |
| cupsdLogMessage(CUPSD_LOG_EMERG, |
| "Unable to load MIME database from \"%s\" or \"%s\".", |
| mimedir, ServerRoot); |
| if (FatalErrors & CUPSD_FATAL_CONFIG) |
| return (0); |
| } |
| |
| cupsdLogMessage(CUPSD_LOG_INFO, |
| "Loaded MIME database from \"%s\" and \"%s\": %d types, " |
| "%d filters...", mimedir, ServerRoot, |
| mimeNumTypes(MimeDatabase), mimeNumFilters(MimeDatabase)); |
| |
| /* |
| * Create a list of MIME types for the document-format-supported |
| * attribute... |
| */ |
| |
| NumMimeTypes = mimeNumTypes(MimeDatabase); |
| if (!mimeType(MimeDatabase, "application", "octet-stream")) |
| NumMimeTypes ++; |
| |
| if ((MimeTypes = calloc((size_t)NumMimeTypes, sizeof(const char *))) == NULL) |
| { |
| cupsdLogMessage(CUPSD_LOG_ERROR, |
| "Unable to allocate memory for %d MIME types.", |
| NumMimeTypes); |
| NumMimeTypes = 0; |
| } |
| else |
| { |
| for (i = 0, type = mimeFirstType(MimeDatabase); |
| type; |
| i ++, type = mimeNextType(MimeDatabase)) |
| { |
| snprintf(mimetype, sizeof(mimetype), "%s/%s", type->super, type->type); |
| |
| MimeTypes[i] = _cupsStrAlloc(mimetype); |
| } |
| |
| if (i < NumMimeTypes) |
| MimeTypes[i] = _cupsStrAlloc("application/octet-stream"); |
| } |
| |
| if (LogLevel == CUPSD_LOG_DEBUG2) |
| { |
| mime_filter_t *filter; /* Current filter */ |
| |
| |
| for (type = mimeFirstType(MimeDatabase); |
| type; |
| type = mimeNextType(MimeDatabase)) |
| cupsdLogMessage(CUPSD_LOG_DEBUG2, "cupsdReadConfiguration: type %s/%s", |
| type->super, type->type); |
| |
| for (filter = mimeFirstFilter(MimeDatabase); |
| filter; |
| filter = mimeNextFilter(MimeDatabase)) |
| cupsdLogMessage(CUPSD_LOG_DEBUG2, |
| "cupsdReadConfiguration: filter %s/%s to %s/%s %d %s", |
| filter->src->super, filter->src->type, |
| filter->dst->super, filter->dst->type, |
| filter->cost, filter->filter); |
| } |
| |
| /* |
| * Load banners... |
| */ |
| |
| snprintf(temp, sizeof(temp), "%s/banners", DataDir); |
| cupsdLoadBanners(temp); |
| |
| /* |
| * Load printers and classes... |
| */ |
| |
| cupsdLoadAllPrinters(); |
| cupsdLoadAllClasses(); |
| |
| cupsdCreateCommonData(); |
| |
| /* |
| * Update the printcap file as needed... |
| */ |
| |
| if (Printcap && *Printcap && access(Printcap, 0)) |
| cupsdWritePrintcap(); |
| |
| /* |
| * Load queued jobs... |
| */ |
| |
| cupsdLoadAllJobs(); |
| |
| /* |
| * Load subscriptions... |
| */ |
| |
| cupsdLoadAllSubscriptions(); |
| |
| cupsdLogMessage(CUPSD_LOG_INFO, "Full reload complete."); |
| } |
| else |
| { |
| /* |
| * Not a full reload, so recreate the common printer attributes... |
| */ |
| |
| cupsdCreateCommonData(); |
| |
| /* |
| * Update all jobs as needed... |
| */ |
| |
| cupsdUpdateJobs(); |
| |
| /* |
| * Update all printers as needed... |
| */ |
| |
| cupsdUpdatePrinters(); |
| cupsdMarkDirty(CUPSD_DIRTY_PRINTCAP); |
| |
| cupsdLogMessage(CUPSD_LOG_INFO, "Partial reload complete."); |
| } |
| |
| /* |
| * Reset the reload state... |
| */ |
| |
| NeedReload = RELOAD_NONE; |
| |
| cupsdClearString(&old_serverroot); |
| cupsdClearString(&old_requestroot); |
| |
| return (1); |
| } |
| |
| |
| /* |
| * 'get_address()' - Get an address + port number from a line. |
| */ |
| |
| static http_addrlist_t * /* O - Pointer to list if address good, NULL if bad */ |
| get_address(const char *value, /* I - Value string */ |
| int defport) /* I - Default port */ |
| { |
| char buffer[1024], /* Hostname + port number buffer */ |
| defpname[255], /* Default port name */ |
| *hostname, /* Hostname or IP */ |
| *portname; /* Port number or name */ |
| http_addrlist_t *addrlist; /* Address list */ |
| |
| |
| /* |
| * Check for an empty value... |
| */ |
| |
| if (!*value) |
| { |
| cupsdLogMessage(CUPSD_LOG_ERROR, "Bad (empty) address."); |
| return (NULL); |
| } |
| |
| /* |
| * Grab a hostname and port number; if there is no colon and the port name |
| * is only digits, then we have a port number by itself... |
| */ |
| |
| strlcpy(buffer, value, sizeof(buffer)); |
| |
| if ((portname = strrchr(buffer, ':')) != NULL && !strchr(portname, ']')) |
| { |
| *portname++ = '\0'; |
| hostname = buffer; |
| } |
| else |
| { |
| for (portname = buffer; isdigit(*portname & 255); portname ++); |
| |
| if (*portname) |
| { |
| /* |
| * Use the default port... |
| */ |
| |
| sprintf(defpname, "%d", defport); |
| portname = defpname; |
| hostname = buffer; |
| } |
| else |
| { |
| /* |
| * The buffer contains just a port number... |
| */ |
| |
| portname = buffer; |
| hostname = NULL; |
| } |
| } |
| |
| if (hostname && !strcmp(hostname, "*")) |
| hostname = NULL; |
| |
| /* |
| * Now lookup the address using httpAddrGetList()... |
| */ |
| |
| if ((addrlist = httpAddrGetList(hostname, AF_UNSPEC, portname)) == NULL) |
| cupsdLogMessage(CUPSD_LOG_ERROR, "Hostname lookup for \"%s\" failed.", |
| hostname ? hostname : "(nil)"); |
| |
| return (addrlist); |
| } |
| |
| |
| /* |
| * 'get_addr_and_mask()' - Get an IP address and netmask. |
| */ |
| |
| static int /* O - 1 on success, 0 on failure */ |
| get_addr_and_mask(const char *value, /* I - String from config file */ |
| unsigned *ip, /* O - Address value */ |
| unsigned *mask) /* O - Mask value */ |
| { |
| int i, j, /* Looping vars */ |
| family, /* Address family */ |
| ipcount; /* Count of fields in address */ |
| unsigned ipval; /* Value */ |
| const char *maskval, /* Pointer to start of mask value */ |
| *ptr, /* Pointer into value */ |
| *ptr2; /* ... */ |
| |
| |
| /* |
| * Get the address... |
| */ |
| |
| ip[0] = ip[1] = ip[2] = ip[3] = 0x00000000; |
| mask[0] = mask[1] = mask[2] = mask[3] = 0xffffffff; |
| |
| if ((maskval = strchr(value, '/')) != NULL) |
| maskval ++; |
| else |
| maskval = value + strlen(value); |
| |
| #ifdef AF_INET6 |
| /* |
| * Check for an IPv6 address... |
| */ |
| |
| if (*value == '[') |
| { |
| /* |
| * Parse hexadecimal IPv6/IPv4 address... |
| */ |
| |
| family = AF_INET6; |
| |
| for (i = 0, ptr = value + 1; *ptr && i < 8; i ++) |
| { |
| if (*ptr == ']') |
| break; |
| else if (!strncmp(ptr, "::", 2)) |
| { |
| for (ptr2 = strchr(ptr + 2, ':'), j = 0; |
| ptr2; |
| ptr2 = strchr(ptr2 + 1, ':'), j ++); |
| |
| i = 6 - j; |
| ptr += 2; |
| } |
| else if (isdigit(*ptr & 255) && strchr(ptr + 1, '.') && i >= 6) |
| { |
| /* |
| * Read IPv4 dotted quad... |
| */ |
| |
| unsigned val[4] = { 0, 0, 0, 0 }; |
| /* IPv4 address values */ |
| |
| ipcount = sscanf(ptr, "%u.%u.%u.%u", val + 0, val + 1, val + 2, |
| val + 3); |
| |
| /* |
| * Range check the IP numbers... |
| */ |
| |
| for (i = 0; i < ipcount; i ++) |
| if (val[i] > 255) |
| return (0); |
| |
| /* |
| * Merge everything into a 32-bit IPv4 address in ip[3]... |
| */ |
| |
| ip[3] = ((((((unsigned)val[0] << 8) | (unsigned)val[1]) << 8) | |
| (unsigned)val[2]) << 8) | (unsigned)val[3]; |
| |
| if (ipcount < 4) |
| mask[3] = (0xffffffff << (32 - 8 * ipcount)) & 0xffffffff; |
| |
| /* |
| * If the leading words are all 0's then this is an IPv4 address... |
| */ |
| |
| if (!val[0] && !val[1] && !val[2]) |
| family = AF_INET; |
| |
| while (isdigit(*ptr & 255) || *ptr == '.') |
| ptr ++; |
| break; |
| } |
| else if (isxdigit(*ptr & 255)) |
| { |
| ipval = strtoul(ptr, (char **)&ptr, 16); |
| |
| if (*ptr == ':' && ptr[1] != ':') |
| ptr ++; |
| |
| if (ipval > 0xffff) |
| return (0); |
| |
| if (i & 1) |
| ip[i / 2] |= ipval; |
| else |
| ip[i / 2] |= ipval << 16; |
| } |
| else |
| return (0); |
| } |
| |
| if (*ptr != ']') |
| return (0); |
| |
| ptr ++; |
| |
| if (*ptr && *ptr != '/') |
| return (0); |
| } |
| else |
| #endif /* AF_INET6 */ |
| { |
| /* |
| * Parse dotted-decimal IPv4 address... |
| */ |
| |
| unsigned val[4] = { 0, 0, 0, 0 }; /* IPv4 address values */ |
| |
| |
| family = AF_INET; |
| ipcount = sscanf(value, "%u.%u.%u.%u", val + 0, val + 1, val + 2, val + 3); |
| |
| /* |
| * Range check the IP numbers... |
| */ |
| |
| for (i = 0; i < ipcount; i ++) |
| if (val[i] > 255) |
| return (0); |
| |
| /* |
| * Merge everything into a 32-bit IPv4 address in ip[3]... |
| */ |
| |
| ip[3] = ((((((unsigned)val[0] << 8) | (unsigned)val[1]) << 8) | |
| (unsigned)val[2]) << 8) | (unsigned)val[3]; |
| |
| if (ipcount < 4) |
| mask[3] = (0xffffffff << (32 - 8 * ipcount)) & 0xffffffff; |
| } |
| |
| if (*maskval) |
| { |
| /* |
| * Get the netmask value(s)... |
| */ |
| |
| memset(mask, 0, sizeof(unsigned) * 4); |
| |
| if (strchr(maskval, '.')) |
| { |
| /* |
| * Get dotted-decimal mask... |
| */ |
| |
| if (family != AF_INET) |
| return (0); |
| |
| if (sscanf(maskval, "%u.%u.%u.%u", mask + 0, mask + 1, mask + 2, |
| mask + 3) != 4) |
| return (0); |
| |
| mask[3] |= (((((unsigned)mask[0] << 8) | (unsigned)mask[1]) << 8) | |
| (unsigned)mask[2]) << 8; |
| mask[0] = mask[1] = mask[2] = 0; |
| } |
| else |
| { |
| /* |
| * Get address/bits format... |
| */ |
| |
| i = atoi(maskval); |
| |
| #ifdef AF_INET6 |
| if (family == AF_INET6) |
| { |
| if (i > 128) |
| return (0); |
| |
| i = 128 - i; |
| |
| if (i <= 96) |
| mask[0] = 0xffffffff; |
| else |
| mask[0] = (0xffffffff << (i - 96)) & 0xffffffff; |
| |
| if (i <= 64) |
| mask[1] = 0xffffffff; |
| else if (i >= 96) |
| mask[1] = 0; |
| else |
| mask[1] = (0xffffffff << (i - 64)) & 0xffffffff; |
| |
| if (i <= 32) |
| mask[2] = 0xffffffff; |
| else if (i >= 64) |
| mask[2] = 0; |
| else |
| mask[2] = (0xffffffff << (i - 32)) & 0xffffffff; |
| |
| if (i == 0) |
| mask[3] = 0xffffffff; |
| else if (i >= 32) |
| mask[3] = 0; |
| else |
| mask[3] = (0xffffffff << i) & 0xffffffff; |
| } |
| else |
| #endif /* AF_INET6 */ |
| { |
| if (i > 32) |
| return (0); |
| |
| mask[0] = 0xffffffff; |
| mask[1] = 0xffffffff; |
| mask[2] = 0xffffffff; |
| |
| if (i < 32) |
| mask[3] = (0xffffffff << (32 - i)) & 0xffffffff; |
| else |
| mask[3] = 0xffffffff; |
| } |
| } |
| } |
| |
| cupsdLogMessage(CUPSD_LOG_DEBUG2, |
| "get_addr_and_mask(value=\"%s\", " |
| "ip=[%08x:%08x:%08x:%08x], mask=[%08x:%08x:%08x:%08x])", |
| value, ip[0], ip[1], ip[2], ip[3], mask[0], mask[1], mask[2], |
| mask[3]); |
| |
| /* |
| * Check for a valid netmask; no fallback like in CUPS 1.1.x! |
| */ |
| |
| if ((ip[0] & ~mask[0]) != 0 || |
| (ip[1] & ~mask[1]) != 0 || |
| (ip[2] & ~mask[2]) != 0 || |
| (ip[3] & ~mask[3]) != 0) |
| return (0); |
| |
| return (1); |
| } |
| |
| |
| /* |
| * 'mime_error_cb()' - Log a MIME error. |
| */ |
| |
| static void |
| mime_error_cb(void *ctx, /* I - Context pointer (unused) */ |
| const char *message) /* I - Message */ |
| { |
| (void)ctx; |
| |
| cupsdLogMessage(CUPSD_LOG_ERROR, "%s", message); |
| } |
| |
| |
| /* |
| * 'parse_aaa()' - Parse authentication, authorization, and access control lines. |
| */ |
| |
| static int /* O - 1 on success, 0 on failure */ |
| parse_aaa(cupsd_location_t *loc, /* I - Location */ |
| char *line, /* I - Line from file */ |
| char *value, /* I - Start of value data */ |
| int linenum) /* I - Current line number */ |
| { |
| char *valptr; /* Pointer into value */ |
| unsigned ip[4], /* IP address components */ |
| mask[4]; /* IP netmask components */ |
| |
| |
| if (!_cups_strcasecmp(line, "Encryption")) |
| { |
| /* |
| * "Encryption xxx" - set required encryption level... |
| */ |
| |
| if (!_cups_strcasecmp(value, "never")) |
| loc->encryption = HTTP_ENCRYPT_NEVER; |
| else if (!_cups_strcasecmp(value, "always")) |
| { |
| cupsdLogMessage(CUPSD_LOG_ERROR, |
| "Encryption value \"%s\" on line %d of %s is invalid in this " |
| "context. Using \"required\" instead.", value, linenum, ConfigurationFile); |
| |
| loc->encryption = HTTP_ENCRYPT_REQUIRED; |
| } |
| else if (!_cups_strcasecmp(value, "required")) |
| loc->encryption = HTTP_ENCRYPT_REQUIRED; |
| else if (!_cups_strcasecmp(value, "ifrequested")) |
| loc->encryption = HTTP_ENCRYPT_IF_REQUESTED; |
| else |
| { |
| cupsdLogMessage(CUPSD_LOG_ERROR, |
| "Unknown Encryption value %s on line %d of %s.", value, linenum, ConfigurationFile); |
| return (0); |
| } |
| } |
| else if (!_cups_strcasecmp(line, "Order")) |
| { |
| /* |
| * "Order Deny,Allow" or "Order Allow,Deny"... |
| */ |
| |
| if (!_cups_strncasecmp(value, "deny", 4)) |
| loc->order_type = CUPSD_AUTH_ALLOW; |
| else if (!_cups_strncasecmp(value, "allow", 5)) |
| loc->order_type = CUPSD_AUTH_DENY; |
| else |
| { |
| cupsdLogMessage(CUPSD_LOG_ERROR, "Unknown Order value %s on line %d of %s.", |
| value, linenum, ConfigurationFile); |
| return (0); |
| } |
| } |
| else if (!_cups_strcasecmp(line, "Allow") || !_cups_strcasecmp(line, "Deny")) |
| { |
| /* |
| * Allow [From] host/ip... |
| * Deny [From] host/ip... |
| */ |
| |
| while (*value) |
| { |
| if (!_cups_strncasecmp(value, "from", 4)) |
| { |
| /* |
| * Strip leading "from"... |
| */ |
| |
| value += 4; |
| |
| while (_cups_isspace(*value)) |
| value ++; |
| |
| if (!*value) |
| break; |
| } |
| |
| /* |
| * Find the end of the value... |
| */ |
| |
| for (valptr = value; *valptr && !_cups_isspace(*valptr); valptr ++); |
| |
| while (_cups_isspace(*valptr)) |
| *valptr++ = '\0'; |
| |
| /* |
| * Figure out what form the allow/deny address takes: |
| * |
| * All |
| * None |
| * *.domain.com |
| * .domain.com |
| * host.domain.com |
| * nnn.* |
| * nnn.nnn.* |
| * nnn.nnn.nnn.* |
| * nnn.nnn.nnn.nnn |
| * nnn.nnn.nnn.nnn/mm |
| * nnn.nnn.nnn.nnn/mmm.mmm.mmm.mmm |
| */ |
| |
| if (!_cups_strcasecmp(value, "all")) |
| { |
| /* |
| * All hosts... |
| */ |
| |
| if (!_cups_strcasecmp(line, "Allow")) |
| cupsdAddIPMask(&(loc->allow), zeros, zeros); |
| else |
| cupsdAddIPMask(&(loc->deny), zeros, zeros); |
| } |
| else if (!_cups_strcasecmp(value, "none")) |
| { |
| /* |
| * No hosts... |
| */ |
| |
| if (!_cups_strcasecmp(line, "Allow")) |
| cupsdAddIPMask(&(loc->allow), ones, zeros); |
| else |
| cupsdAddIPMask(&(loc->deny), ones, zeros); |
| } |
| #ifdef AF_INET6 |
| else if (value[0] == '*' || value[0] == '.' || |
| (!isdigit(value[0] & 255) && value[0] != '[')) |
| #else |
| else if (value[0] == '*' || value[0] == '.' || !isdigit(value[0] & 255)) |
| #endif /* AF_INET6 */ |
| { |
| /* |
| * Host or domain name... |
| */ |
| |
| if (value[0] == '*') |
| value ++; |
| |
| if (!_cups_strcasecmp(line, "Allow")) |
| cupsdAddNameMask(&(loc->allow), value); |
| else |
| cupsdAddNameMask(&(loc->deny), value); |
| } |
| else |
| { |
| /* |
| * One of many IP address forms... |
| */ |
| |
| if (!get_addr_and_mask(value, ip, mask)) |
| { |
| cupsdLogMessage(CUPSD_LOG_ERROR, "Bad netmask value %s on line %d of %s.", |
| value, linenum, ConfigurationFile); |
| return (0); |
| } |
| |
| if (!_cups_strcasecmp(line, "Allow")) |
| cupsdAddIPMask(&(loc->allow), ip, mask); |
| else |
| cupsdAddIPMask(&(loc->deny), ip, mask); |
| } |
| |
| /* |
| * Advance to next value... |
| */ |
| |
| value = valptr; |
| } |
| } |
| else if (!_cups_strcasecmp(line, "AuthType")) |
| { |
| /* |
| * AuthType {none,basic,digest,basicdigest,negotiate,default} |
| */ |
| |
| if (!_cups_strcasecmp(value, "none")) |
| { |
| loc->type = CUPSD_AUTH_NONE; |
| loc->level = CUPSD_AUTH_ANON; |
| } |
| else if (!_cups_strcasecmp(value, "basic")) |
| { |
| loc->type = CUPSD_AUTH_BASIC; |
| |
| if (loc->level == CUPSD_AUTH_ANON) |
| loc->level = CUPSD_AUTH_USER; |
| } |
| else if (!_cups_strcasecmp(value, "default")) |
| { |
| loc->type = CUPSD_AUTH_DEFAULT; |
| |
| if (loc->level == CUPSD_AUTH_ANON) |
| loc->level = CUPSD_AUTH_USER; |
| } |
| else if (!_cups_strcasecmp(value, "negotiate")) |
| { |
| loc->type = CUPSD_AUTH_NEGOTIATE; |
| |
| if (loc->level == CUPSD_AUTH_ANON) |
| loc->level = CUPSD_AUTH_USER; |
| } |
| else |
| { |
| cupsdLogMessage(CUPSD_LOG_WARN, |
| "Unknown authorization type %s on line %d of %s.", |
| value, linenum, ConfigurationFile); |
| return (0); |
| } |
| } |
| else if (!_cups_strcasecmp(line, "AuthClass")) |
| { |
| /* |
| * AuthClass anonymous, user, system, group |
| */ |
| |
| if (!_cups_strcasecmp(value, "anonymous")) |
| { |
| loc->type = CUPSD_AUTH_NONE; |
| loc->level = CUPSD_AUTH_ANON; |
| |
| cupsdLogMessage(CUPSD_LOG_WARN, |
| "\"AuthClass %s\" is deprecated; consider removing " |
| "it from line %d.", |
| value, linenum); |
| } |
| else if (!_cups_strcasecmp(value, "user")) |
| { |
| loc->level = CUPSD_AUTH_USER; |
| |
| cupsdLogMessage(CUPSD_LOG_WARN, |
| "\"AuthClass %s\" is deprecated; consider using " |
| "\"Require valid-user\" on line %d of %s.", |
| value, linenum, ConfigurationFile); |
| } |
| else if (!_cups_strcasecmp(value, "group")) |
| { |
| loc->level = CUPSD_AUTH_GROUP; |
| |
| cupsdLogMessage(CUPSD_LOG_WARN, |
| "\"AuthClass %s\" is deprecated; consider using " |
| "\"Require user @groupname\" on line %d of %s.", |
| value, linenum, ConfigurationFile); |
| } |
| else if (!_cups_strcasecmp(value, "system")) |
| { |
| loc->level = CUPSD_AUTH_GROUP; |
| |
| cupsdAddName(loc, "@SYSTEM"); |
| |
| cupsdLogMessage(CUPSD_LOG_WARN, |
| "\"AuthClass %s\" is deprecated; consider using " |
| "\"Require user @SYSTEM\" on line %d of %s.", |
| value, linenum, ConfigurationFile); |
| } |
| else |
| { |
| cupsdLogMessage(CUPSD_LOG_WARN, |
| "Unknown authorization class %s on line %d of %s.", |
| value, linenum, ConfigurationFile); |
| return (0); |
| } |
| } |
| else if (!_cups_strcasecmp(line, "AuthGroupName")) |
| { |
| cupsdAddName(loc, value); |
| |
| cupsdLogMessage(CUPSD_LOG_WARN, |
| "\"AuthGroupName %s\" directive is deprecated; consider " |
| "using \"Require user @%s\" on line %d of %s.", |
| value, value, linenum, ConfigurationFile); |
| } |
| else if (!_cups_strcasecmp(line, "Require")) |
| { |
| /* |
| * Apache synonym for AuthClass and AuthGroupName... |
| * |
| * Get initial word: |
| * |
| * Require valid-user |
| * Require group names |
| * Require user names |
| */ |
| |
| for (valptr = value; !_cups_isspace(*valptr) && *valptr; valptr ++); |
| |
| if (*valptr) |
| *valptr++ = '\0'; |
| |
| if (!_cups_strcasecmp(value, "valid-user") || |
| !_cups_strcasecmp(value, "user")) |
| loc->level = CUPSD_AUTH_USER; |
| else if (!_cups_strcasecmp(value, "group")) |
| loc->level = CUPSD_AUTH_GROUP; |
| else |
| { |
| cupsdLogMessage(CUPSD_LOG_WARN, "Unknown Require type %s on line %d of %s.", |
| value, linenum, ConfigurationFile); |
| return (0); |
| } |
| |
| /* |
| * Get the list of names from the line... |
| */ |
| |
| for (value = valptr; *value;) |
| { |
| while (_cups_isspace(*value)) |
| value ++; |
| |
| #ifdef HAVE_AUTHORIZATION_H |
| if (!strncmp(value, "@AUTHKEY(", 9)) |
| { |
| /* |
| * Grab "@AUTHKEY(name)" value... |
| */ |
| |
| for (valptr = value + 9; *valptr != ')' && *valptr; valptr ++); |
| |
| if (*valptr) |
| *valptr++ = '\0'; |
| } |
| else |
| #endif /* HAVE_AUTHORIZATION_H */ |
| if (*value == '\"' || *value == '\'') |
| { |
| /* |
| * Grab quoted name... |
| */ |
| |
| for (valptr = value + 1; *valptr != *value && *valptr; valptr ++); |
| |
| value ++; |
| } |
| else |
| { |
| /* |
| * Grab literal name. |
| */ |
| |
| for (valptr = value; !_cups_isspace(*valptr) && *valptr; valptr ++); |
| } |
| |
| if (*valptr) |
| *valptr++ = '\0'; |
| |
| cupsdAddName(loc, value); |
| |
| for (value = valptr; _cups_isspace(*value); value ++); |
| } |
| } |
| else if (!_cups_strcasecmp(line, "Satisfy")) |
| { |
| if (!_cups_strcasecmp(value, "all")) |
| loc->satisfy = CUPSD_AUTH_SATISFY_ALL; |
| else if (!_cups_strcasecmp(value, "any")) |
| loc->satisfy = CUPSD_AUTH_SATISFY_ANY; |
| else |
| { |
| cupsdLogMessage(CUPSD_LOG_WARN, "Unknown Satisfy value %s on line %d of %s.", |
| value, linenum, ConfigurationFile); |
| return (0); |
| } |
| } |
| else |
| return (0); |
| |
| return (1); |
| } |
| |
| |
| /* |
| * 'parse_fatal_errors()' - Parse FatalErrors values in a string. |
| */ |
| |
| static int /* O - FatalErrors bits */ |
| parse_fatal_errors(const char *s) /* I - FatalErrors string */ |
| { |
| int fatal; /* FatalErrors bits */ |
| char value[1024], /* Value string */ |
| *valstart, /* Pointer into value */ |
| *valend; /* End of value */ |
| |
| |
| /* |
| * Empty FatalErrors line yields NULL pointer... |
| */ |
| |
| if (!s) |
| return (CUPSD_FATAL_NONE); |
| |
| /* |
| * Loop through the value string,... |
| */ |
| |
| strlcpy(value, s, sizeof(value)); |
| |
| fatal = CUPSD_FATAL_NONE; |
| |
| for (valstart = value; *valstart;) |
| { |
| /* |
| * Get the current space/comma-delimited kind name... |
| */ |
| |
| for (valend = valstart; *valend; valend ++) |
| if (_cups_isspace(*valend) || *valend == ',') |
| break; |
| |
| if (*valend) |
| *valend++ = '\0'; |
| |
| /* |
| * Add the error to the bitmask... |
| */ |
| |
| if (!_cups_strcasecmp(valstart, "all")) |
| fatal = CUPSD_FATAL_ALL; |
| else if (!_cups_strcasecmp(valstart, "browse")) |
| fatal |= CUPSD_FATAL_BROWSE; |
| else if (!_cups_strcasecmp(valstart, "-browse")) |
| fatal &= ~CUPSD_FATAL_BROWSE; |
| else if (!_cups_strcasecmp(valstart, "config")) |
| fatal |= CUPSD_FATAL_CONFIG; |
| else if (!_cups_strcasecmp(valstart, "-config")) |
| fatal &= ~CUPSD_FATAL_CONFIG; |
| else if (!_cups_strcasecmp(valstart, "listen")) |
| fatal |= CUPSD_FATAL_LISTEN; |
| else if (!_cups_strcasecmp(valstart, "-listen")) |
| fatal &= ~CUPSD_FATAL_LISTEN; |
| else if (!_cups_strcasecmp(valstart, "log")) |
| fatal |= CUPSD_FATAL_LOG; |
| else if (!_cups_strcasecmp(valstart, "-log")) |
| fatal &= ~CUPSD_FATAL_LOG; |
| else if (!_cups_strcasecmp(valstart, "permissions")) |
| fatal |= CUPSD_FATAL_PERMISSIONS; |
| else if (!_cups_strcasecmp(valstart, "-permissions")) |
| fatal &= ~CUPSD_FATAL_PERMISSIONS; |
| else if (_cups_strcasecmp(valstart, "none")) |
| cupsdLogMessage(CUPSD_LOG_ERROR, |
| "Unknown FatalErrors kind \"%s\" ignored.", valstart); |
| |
| for (valstart = valend; *valstart; valstart ++) |
| if (!_cups_isspace(*valstart) || *valstart != ',') |
| break; |
| } |
| |
| return (fatal); |
| } |
| |
| |
| /* |
| * 'parse_groups()' - Parse system group names in a string. |
| */ |
| |
| static int /* O - 1 on success, 0 on failure */ |
| parse_groups(const char *s, /* I - Space-delimited groups */ |
| int linenum) /* I - Line number in cups-files.conf */ |
| { |
| int status; /* Return status */ |
| char value[1024], /* Value string */ |
| *valstart, /* Pointer into value */ |
| *valend, /* End of value */ |
| quote; /* Quote character */ |
| struct group *group; /* Group */ |
| |
| |
| /* |
| * Make a copy of the string and parse out the groups... |
| */ |
| |
| strlcpy(value, s, sizeof(value)); |
| |
| status = 1; |
| valstart = value; |
| |
| while (*valstart && NumSystemGroups < MAX_SYSTEM_GROUPS) |
| { |
| if (*valstart == '\'' || *valstart == '\"') |
| { |
| /* |
| * Scan quoted name... |
| */ |
| |
| quote = *valstart++; |
| |
| for (valend = valstart; *valend; valend ++) |
| if (*valend == quote) |
| break; |
| } |
| else |
| { |
| /* |
| * Scan space or comma-delimited name... |
| */ |
| |
| for (valend = valstart; *valend; valend ++) |
| if (_cups_isspace(*valend) || *valend == ',') |
| break; |
| } |
| |
| if (*valend) |
| *valend++ = '\0'; |
| |
| group = getgrnam(valstart); |
| if (group) |
| { |
| cupsdSetString(SystemGroups + NumSystemGroups, valstart); |
| SystemGroupIDs[NumSystemGroups] = group->gr_gid; |
| |
| NumSystemGroups ++; |
| } |
| else |
| { |
| if (linenum) |
| cupsdLogMessage(CUPSD_LOG_ERROR, "Unknown SystemGroup \"%s\" on line %d of %s.", valstart, linenum, CupsFilesFile); |
| else |
| cupsdLogMessage(CUPSD_LOG_ERROR, "Unknown default SystemGroup \"%s\".", valstart); |
| |
| status = 0; |
| } |
| |
| endgrent(); |
| |
| valstart = valend; |
| |
| while (*valstart == ',' || _cups_isspace(*valstart)) |
| valstart ++; |
| } |
| |
| return (status); |
| } |
| |
| |
| /* |
| * 'parse_protocols()' - Parse browse protocols in a string. |
| */ |
| |
| static int /* O - Browse protocol bits */ |
| parse_protocols(const char *s) /* I - Space-delimited protocols */ |
| { |
| int protocols; /* Browse protocol bits */ |
| char value[1024], /* Value string */ |
| *valstart, /* Pointer into value */ |
| *valend; /* End of value */ |
| |
| |
| /* |
| * Empty protocol line yields NULL pointer... |
| */ |
| |
| if (!s) |
| return (0); |
| |
| /* |
| * Loop through the value string,... |
| */ |
| |
| strlcpy(value, s, sizeof(value)); |
| |
| protocols = 0; |
| |
| for (valstart = value; *valstart;) |
| { |
| /* |
| * Get the current space/comma-delimited protocol name... |
| */ |
| |
| for (valend = valstart; *valend; valend ++) |
| if (_cups_isspace(*valend) || *valend == ',') |
| break; |
| |
| if (*valend) |
| *valend++ = '\0'; |
| |
| /* |
| * Add the protocol to the bitmask... |
| */ |
| |
| if (!_cups_strcasecmp(valstart, "dnssd") || |
| !_cups_strcasecmp(valstart, "dns-sd") || |
| !_cups_strcasecmp(valstart, "bonjour")) |
| protocols |= BROWSE_DNSSD; |
| else if (!_cups_strcasecmp(valstart, "all")) |
| protocols |= BROWSE_ALL; |
| else if (_cups_strcasecmp(valstart, "none")) |
| cupsdLogMessage(CUPSD_LOG_ERROR, |
| "Unknown browse protocol \"%s\" ignored.", valstart); |
| |
| for (valstart = valend; *valstart; valstart ++) |
| if (!_cups_isspace(*valstart) || *valstart != ',') |
| break; |
| } |
| |
| return (protocols); |
| } |
| |
| |
| /* |
| * 'parse_variable()' - Parse a variable line. |
| */ |
| |
| static int /* O - 1 on success, 0 on failure */ |
| parse_variable( |
| const char *filename, /* I - Name of configuration file */ |
| int linenum, /* I - Line in configuration file */ |
| const char *line, /* I - Line from configuration file */ |
| const char *value, /* I - Value from configuration file */ |
| size_t num_vars, /* I - Number of variables */ |
| const cupsd_var_t *vars) /* I - Variables */ |
| { |
| size_t i; /* Looping var */ |
| const cupsd_var_t *var; /* Variables */ |
| char temp[1024]; /* Temporary string */ |
| |
| |
| for (i = num_vars, var = vars; i > 0; i --, var ++) |
| if (!_cups_strcasecmp(line, var->name)) |
| break; |
| |
| if (i == 0) |
| { |
| /* |
| * Unknown directive! Output an error message and continue... |
| */ |
| |
| if (!value) |
| cupsdLogMessage(CUPSD_LOG_ERROR, "Missing value for %s on line %d of %s.", |
| line, linenum, filename); |
| else |
| cupsdLogMessage(CUPSD_LOG_ERROR, "Unknown directive %s on line %d of %s.", |
| line, linenum, filename); |
| |
| return (0); |
| } |
| |
| switch (var->type) |
| { |
| case CUPSD_VARTYPE_INTEGER : |
| if (!value) |
| { |
| cupsdLogMessage(CUPSD_LOG_ERROR, |
| "Missing integer value for %s on line %d of %s.", |
| line, linenum, filename); |
| return (0); |
| } |
| else if (!isdigit(*value & 255)) |
| { |
| cupsdLogMessage(CUPSD_LOG_ERROR, |
| "Bad integer value for %s on line %d of %s.", |
| line, linenum, filename); |
| return (0); |
| } |
| else |
| { |
| int n; /* Number */ |
| char *units; /* Units */ |
| |
| n = strtol(value, &units, 0); |
| |
| if (units && *units) |
| { |
| if (tolower(units[0] & 255) == 'g') |
| n *= 1024 * 1024 * 1024; |
| else if (tolower(units[0] & 255) == 'm') |
| n *= 1024 * 1024; |
| else if (tolower(units[0] & 255) == 'k') |
| n *= 1024; |
| else if (tolower(units[0] & 255) == 't') |
| n *= 262144; |
| else |
| { |
| cupsdLogMessage(CUPSD_LOG_ERROR, |
| "Unknown integer value for %s on line %d of %s.", |
| line, linenum, filename); |
| return (0); |
| } |
| } |
| |
| if (n < 0) |
| { |
| cupsdLogMessage(CUPSD_LOG_ERROR, |
| "Bad negative integer value for %s on line %d of " |
| "%s.", line, linenum, filename); |
| return (0); |
| } |
| else |
| { |
| *((int *)var->ptr) = n; |
| } |
| } |
| break; |
| |
| case CUPSD_VARTYPE_PERM : |
| if (!value) |
| { |
| cupsdLogMessage(CUPSD_LOG_ERROR, |
| "Missing permissions value for %s on line %d of %s.", |
| line, linenum, filename); |
| return (0); |
| } |
| else if (!isdigit(*value & 255)) |
| { |
| /* TODO: Add chmod UGO syntax support */ |
| cupsdLogMessage(CUPSD_LOG_ERROR, |
| "Bad permissions value for %s on line %d of %s.", |
| line, linenum, filename); |
| return (0); |
| } |
| else |
| { |
| int n = strtol(value, NULL, 8); |
| /* Permissions value */ |
| |
| if (n < 0) |
| { |
| cupsdLogMessage(CUPSD_LOG_ERROR, |
| "Bad negative permissions value for %s on line %d of " |
| "%s.", line, linenum, filename); |
| return (0); |
| } |
| else |
| { |
| *((mode_t *)var->ptr) = (mode_t)n; |
| } |
| } |
| break; |
| |
| case CUPSD_VARTYPE_TIME : |
| if (!value) |
| { |
| cupsdLogMessage(CUPSD_LOG_ERROR, |
| "Missing time interval value for %s on line %d of " |
| "%s.", line, linenum, filename); |
| return (0); |
| } |
| else if (!_cups_strncasecmp(line, "PreserveJob", 11) && |
| (!_cups_strcasecmp(value, "true") || |
| !_cups_strcasecmp(value, "on") || |
| !_cups_strcasecmp(value, "enabled") || |
| !_cups_strcasecmp(value, "yes"))) |
| { |
| *((int *)var->ptr) = INT_MAX; |
| } |
| else if (!_cups_strcasecmp(value, "false") || |
| !_cups_strcasecmp(value, "off") || |
| !_cups_strcasecmp(value, "disabled") || |
| !_cups_strcasecmp(value, "no")) |
| { |
| *((int *)var->ptr) = 0; |
| } |
| else if (!isdigit(*value & 255)) |
| { |
| cupsdLogMessage(CUPSD_LOG_ERROR, |
| "Unknown time interval value for %s on line %d of " |
| "%s.", line, linenum, filename); |
| return (0); |
| } |
| else |
| { |
| double n; /* Number */ |
| char *units; /* Units */ |
| |
| n = strtod(value, &units); |
| |
| if (units && *units) |
| { |
| if (tolower(units[0] & 255) == 'w') |
| n *= 7 * 24 * 60 * 60; |
| else if (tolower(units[0] & 255) == 'd') |
| n *= 24 * 60 * 60; |
| else if (tolower(units[0] & 255) == 'h') |
| n *= 60 * 60; |
| else if (tolower(units[0] & 255) == 'm') |
| n *= 60; |
| else |
| { |
| cupsdLogMessage(CUPSD_LOG_ERROR, |
| "Unknown time interval value for %s on line " |
| "%d of %s.", line, linenum, filename); |
| return (0); |
| } |
| } |
| |
| if (n < 0.0 || n > INT_MAX) |
| { |
| cupsdLogMessage(CUPSD_LOG_ERROR, |
| "Bad time value for %s on line %d of %s.", |
| line, linenum, filename); |
| return (0); |
| } |
| else |
| { |
| *((int *)var->ptr) = (int)n; |
| } |
| } |
| break; |
| |
| case CUPSD_VARTYPE_BOOLEAN : |
| if (!value) |
| { |
| cupsdLogMessage(CUPSD_LOG_ERROR, |
| "Missing boolean value for %s on line %d of %s.", |
| line, linenum, filename); |
| return (0); |
| } |
| else if (!_cups_strcasecmp(value, "true") || |
| !_cups_strcasecmp(value, "on") || |
| !_cups_strcasecmp(value, "enabled") || |
| !_cups_strcasecmp(value, "yes") || |
| atoi(value) != 0) |
| { |
| *((int *)var->ptr) = TRUE; |
| } |
| else if (!_cups_strcasecmp(value, "false") || |
| !_cups_strcasecmp(value, "off") || |
| !_cups_strcasecmp(value, "disabled") || |
| !_cups_strcasecmp(value, "no") || |
| !_cups_strcasecmp(value, "0")) |
| { |
| *((int *)var->ptr) = FALSE; |
| } |
| else |
| { |
| cupsdLogMessage(CUPSD_LOG_ERROR, |
| "Unknown boolean value %s on line %d of %s.", |
| value, linenum, filename); |
| return (0); |
| } |
| break; |
| |
| case CUPSD_VARTYPE_PATHNAME : |
| if (!value) |
| { |
| cupsdLogMessage(CUPSD_LOG_ERROR, |
| "Missing pathname value for %s on line %d of %s.", |
| line, linenum, filename); |
| return (0); |
| } |
| |
| if (value[0] == '/') |
| strlcpy(temp, value, sizeof(temp)); |
| else |
| snprintf(temp, sizeof(temp), "%s/%s", ServerRoot, value); |
| |
| if (access(temp, 0) && _cups_strcasecmp(value, "internal") && _cups_strcasecmp(line, "ServerKeychain")) |
| { |
| cupsdLogMessage(CUPSD_LOG_ERROR, |
| "File or directory for \"%s %s\" on line %d of %s " |
| "does not exist.", line, value, linenum, filename); |
| return (0); |
| } |
| |
| cupsdSetString((char **)var->ptr, temp); |
| break; |
| |
| case CUPSD_VARTYPE_STRING : |
| cupsdSetString((char **)var->ptr, value); |
| break; |
| } |
| |
| return (1); |
| } |
| |
| |
| /* |
| * 'read_cupsd_conf()' - Read the cupsd.conf configuration file. |
| */ |
| |
| static int /* O - 1 on success, 0 on failure */ |
| read_cupsd_conf(cups_file_t *fp) /* I - File to read from */ |
| { |
| int linenum; /* Current line number */ |
| char line[HTTP_MAX_BUFFER], |
| /* Line from file */ |
| temp[HTTP_MAX_BUFFER], |
| /* Temporary buffer for value */ |
| *value; /* Pointer to value */ |
| int valuelen; /* Length of value */ |
| http_addrlist_t *addrlist, /* Address list */ |
| *addr; /* Current address */ |
| |
| |
| /* |
| * Loop through each line in the file... |
| */ |
| |
| linenum = 0; |
| |
| while (cupsFileGetConf(fp, line, sizeof(line), &value, &linenum)) |
| { |
| /* |
| * Decode the directive... |
| */ |
| |
| if (!_cups_strcasecmp(line, "<Location") && value) |
| { |
| /* |
| * <Location path> |
| */ |
| |
| linenum = read_location(fp, value, linenum); |
| if (linenum == 0) |
| return (0); |
| } |
| else if (!_cups_strcasecmp(line, "<Policy") && value) |
| { |
| /* |
| * <Policy name> |
| */ |
| |
| linenum = read_policy(fp, value, linenum); |
| if (linenum == 0) |
| return (0); |
| } |
| else if (!_cups_strcasecmp(line, "FaxRetryInterval") && value) |
| { |
| JobRetryInterval = atoi(value); |
| cupsdLogMessage(CUPSD_LOG_WARN, |
| "FaxRetryInterval is deprecated; use " |
| "JobRetryInterval on line %d of %s.", linenum, ConfigurationFile); |
| } |
| else if (!_cups_strcasecmp(line, "FaxRetryLimit") && value) |
| { |
| JobRetryLimit = atoi(value); |
| cupsdLogMessage(CUPSD_LOG_WARN, |
| "FaxRetryLimit is deprecated; use " |
| "JobRetryLimit on line %d of %s.", linenum, ConfigurationFile); |
| } |
| #ifdef HAVE_SSL |
| else if (!_cups_strcasecmp(line, "SSLOptions")) |
| { |
| /* |
| * SSLOptions [AllowRC4] [AllowSSL3] [AllowDH] [DenyCBC] [DenyTLS1.0] [None] |
| */ |
| |
| int options = _HTTP_TLS_NONE,/* SSL/TLS options */ |
| min_version = _HTTP_TLS_1_0, |
| max_version = _HTTP_TLS_MAX; |
| |
| if (value) |
| { |
| char *start, /* Start of option */ |
| *end; /* End of option */ |
| |
| for (start = value; *start; start = end) |
| { |
| /* |
| * Find end of keyword... |
| */ |
| |
| end = start; |
| while (*end && !_cups_isspace(*end)) |
| end ++; |
| |
| if (*end) |
| *end++ = '\0'; |
| |
| /* |
| * Compare... |
| */ |
| |
| if (!_cups_strcasecmp(start, "AllowRC4")) |
| options |= _HTTP_TLS_ALLOW_RC4; |
| else if (!_cups_strcasecmp(start, "AllowSSL3")) |
| min_version = _HTTP_TLS_SSL3; |
| else if (!_cups_strcasecmp(start, "AllowDH")) |
| options |= _HTTP_TLS_ALLOW_DH; |
| else if (!_cups_strcasecmp(start, "DenyCBC")) |
| options |= _HTTP_TLS_DENY_CBC; |
| else if (!_cups_strcasecmp(start, "DenyTLS1.0")) |
| min_version = _HTTP_TLS_1_1; |
| else if (!_cups_strcasecmp(start, "MaxTLS1.0")) |
| max_version = _HTTP_TLS_1_0; |
| else if (!_cups_strcasecmp(start, "MaxTLS1.1")) |
| max_version = _HTTP_TLS_1_1; |
| else if (!_cups_strcasecmp(start, "MaxTLS1.2")) |
| max_version = _HTTP_TLS_1_2; |
| else if (!_cups_strcasecmp(start, "MaxTLS1.3")) |
| max_version = _HTTP_TLS_1_3; |
| else if (!_cups_strcasecmp(start, "MinTLS1.0")) |
| min_version = _HTTP_TLS_1_0; |
| else if (!_cups_strcasecmp(start, "MinTLS1.1")) |
| min_version = _HTTP_TLS_1_1; |
| else if (!_cups_strcasecmp(start, "MinTLS1.2")) |
| min_version = _HTTP_TLS_1_2; |
| else if (!_cups_strcasecmp(start, "MinTLS1.3")) |
| min_version = _HTTP_TLS_1_3; |
| else if (!_cups_strcasecmp(start, "None")) |
| options = _HTTP_TLS_NONE; |
| else if (_cups_strcasecmp(start, "NoEmptyFragments")) |
| cupsdLogMessage(CUPSD_LOG_WARN, "Unknown SSL option %s at line %d.", start, linenum); |
| } |
| } |
| |
| _httpTLSSetOptions(options, min_version, max_version); |
| } |
| #endif /* HAVE_SSL */ |
| else if ((!_cups_strcasecmp(line, "Port") || !_cups_strcasecmp(line, "Listen") |
| #ifdef HAVE_SSL |
| || !_cups_strcasecmp(line, "SSLPort") || !_cups_strcasecmp(line, "SSLListen") |
| #endif /* HAVE_SSL */ |
| ) && value) |
| { |
| /* |
| * Add listening address(es) to the list... |
| */ |
| |
| cupsd_listener_t *lis; /* New listeners array */ |
| |
| |
| /* |
| * Get the address list... |
| */ |
| |
| addrlist = get_address(value, IPP_PORT); |
| |
| if (!addrlist) |
| { |
| cupsdLogMessage(CUPSD_LOG_ERROR, "Bad %s address %s at line %d.", line, |
| value, linenum); |
| continue; |
| } |
| |
| /* |
| * Add each address... |
| */ |
| |
| for (addr = addrlist; addr; addr = addr->next) |
| { |
| /* |
| * See if this address is already present... |
| */ |
| |
| for (lis = (cupsd_listener_t *)cupsArrayFirst(Listeners); |
| lis; |
| lis = (cupsd_listener_t *)cupsArrayNext(Listeners)) |
| if (httpAddrEqual(&(addr->addr), &(lis->address)) && |
| httpAddrPort(&(addr->addr)) == httpAddrPort(&(lis->address))) |
| break; |
| |
| if (lis) |
| { |
| #ifdef HAVE_ONDEMAND |
| if (!lis->on_demand) |
| #endif /* HAVE_ONDEMAND */ |
| { |
| httpAddrString(&lis->address, temp, sizeof(temp)); |
| cupsdLogMessage(CUPSD_LOG_WARN, |
| "Duplicate listen address \"%s\" ignored.", temp); |
| } |
| |
| continue; |
| } |
| |
| /* |
| * Allocate another listener... |
| */ |
| |
| if (!Listeners) |
| Listeners = cupsArrayNew(NULL, NULL); |
| |
| if (!Listeners) |
| { |
| cupsdLogMessage(CUPSD_LOG_ERROR, |
| "Unable to allocate %s at line %d - %s.", |
| line, linenum, strerror(errno)); |
| break; |
| } |
| |
| if ((lis = calloc(1, sizeof(cupsd_listener_t))) == NULL) |
| { |
| cupsdLogMessage(CUPSD_LOG_ERROR, |
| "Unable to allocate %s at line %d - %s.", |
| line, linenum, strerror(errno)); |
| break; |
| } |
| |
| cupsArrayAdd(Listeners, lis); |
| |
| /* |
| * Copy the current address and log it... |
| */ |
| |
| memcpy(&(lis->address), &(addr->addr), sizeof(lis->address)); |
| lis->fd = -1; |
| |
| #ifdef HAVE_SSL |
| if (!_cups_strcasecmp(line, "SSLPort") || !_cups_strcasecmp(line, "SSLListen")) |
| lis->encryption = HTTP_ENCRYPT_ALWAYS; |
| #endif /* HAVE_SSL */ |
| |
| httpAddrString(&lis->address, temp, sizeof(temp)); |
| |
| #ifdef AF_LOCAL |
| if (lis->address.addr.sa_family == AF_LOCAL) |
| cupsdLogMessage(CUPSD_LOG_INFO, "Listening to %s (Domain)", temp); |
| else |
| #endif /* AF_LOCAL */ |
| cupsdLogMessage(CUPSD_LOG_INFO, "Listening to %s:%d (IPv%d)", temp, |
| httpAddrPort(&(lis->address)), |
| httpAddrFamily(&(lis->address)) == AF_INET ? 4 : 6); |
| |
| if (!httpAddrLocalhost(&(lis->address))) |
| RemotePort = httpAddrPort(&(lis->address)); |
| } |
| |
| /* |
| * Free the list... |
| */ |
| |
| httpAddrFreeList(addrlist); |
| } |
| else if (!_cups_strcasecmp(line, "BrowseProtocols") || |
| !_cups_strcasecmp(line, "BrowseLocalProtocols")) |
| { |
| /* |
| * "BrowseProtocols name [... name]" |
| * "BrowseLocalProtocols name [... name]" |
| */ |
| |
| int protocols = parse_protocols(value); |
| |
| if (protocols < 0) |
| { |
| cupsdLogMessage(CUPSD_LOG_ERROR, |
| "Unknown browse protocol \"%s\" on line %d of %s.", |
| value, linenum, ConfigurationFile); |
| break; |
| } |
| |
| BrowseLocalProtocols = protocols; |
| } |
| else if (!_cups_strcasecmp(line, "DefaultAuthType") && value) |
| { |
| /* |
| * DefaultAuthType {basic,digest,basicdigest,negotiate} |
| */ |
| |
| if (!_cups_strcasecmp(value, "none")) |
| default_auth_type = CUPSD_AUTH_NONE; |
| else if (!_cups_strcasecmp(value, "basic")) |
| default_auth_type = CUPSD_AUTH_BASIC; |
| else if (!_cups_strcasecmp(value, "negotiate")) |
| default_auth_type = CUPSD_AUTH_NEGOTIATE; |
| else if (!_cups_strcasecmp(value, "auto")) |
| default_auth_type = CUPSD_AUTH_AUTO; |
| else |
| { |
| cupsdLogMessage(CUPSD_LOG_WARN, |
| "Unknown default authorization type %s on line %d of %s.", |
| value, linenum, ConfigurationFile); |
| if (FatalErrors & CUPSD_FATAL_CONFIG) |
| return (0); |
| } |
| } |
| #ifdef HAVE_SSL |
| else if (!_cups_strcasecmp(line, "DefaultEncryption")) |
| { |
| /* |
| * DefaultEncryption {Never,IfRequested,Required} |
| */ |
| |
| if (!value || !_cups_strcasecmp(value, "never")) |
| DefaultEncryption = HTTP_ENCRYPT_NEVER; |
| else if (!_cups_strcasecmp(value, "required")) |
| DefaultEncryption = HTTP_ENCRYPT_REQUIRED; |
| else if (!_cups_strcasecmp(value, "ifrequested")) |
| DefaultEncryption = HTTP_ENCRYPT_IF_REQUESTED; |
| else |
| { |
| cupsdLogMessage(CUPSD_LOG_WARN, |
| "Unknown default encryption %s on line %d of %s.", |
| value, linenum, ConfigurationFile); |
| if (FatalErrors & CUPSD_FATAL_CONFIG) |
| return (0); |
| } |
| } |
| #endif /* HAVE_SSL */ |
| else if (!_cups_strcasecmp(line, "HostNameLookups") && value) |
| { |
| /* |
| * Do hostname lookups? |
| */ |
| |
| if (!_cups_strcasecmp(value, "off") || !_cups_strcasecmp(value, "no") || |
| !_cups_strcasecmp(value, "false")) |
| HostNameLookups = 0; |
| else if (!_cups_strcasecmp(value, "on") || !_cups_strcasecmp(value, "yes") || |
| !_cups_strcasecmp(value, "true")) |
| HostNameLookups = 1; |
| else if (!_cups_strcasecmp(value, "double")) |
| HostNameLookups = 2; |
| else |
| cupsdLogMessage(CUPSD_LOG_WARN, "Unknown HostNameLookups %s on line %d of %s.", |
| value, linenum, ConfigurationFile); |
| } |
| else if (!_cups_strcasecmp(line, "AccessLogLevel") && value) |
| { |
| /* |
| * Amount of logging to do to access log... |
| */ |
| |
| if (!_cups_strcasecmp(value, "all")) |
| AccessLogLevel = CUPSD_ACCESSLOG_ALL; |
| else if (!_cups_strcasecmp(value, "actions")) |
| AccessLogLevel = CUPSD_ACCESSLOG_ACTIONS; |
| else if (!_cups_strcasecmp(value, "config")) |
| AccessLogLevel = CUPSD_ACCESSLOG_CONFIG; |
| else if (!_cups_strcasecmp(value, "none")) |
| AccessLogLevel = CUPSD_ACCESSLOG_NONE; |
| else |
| cupsdLogMessage(CUPSD_LOG_WARN, "Unknown AccessLogLevel %s on line %d of %s.", |
| value, linenum, ConfigurationFile); |
| } |
| else if (!_cups_strcasecmp(line, "LogLevel") && value) |
| { |
| /* |
| * Amount of logging to do to error log... |
| */ |
| |
| if (!_cups_strcasecmp(value, "debug2")) |
| LogLevel = CUPSD_LOG_DEBUG2; |
| else if (!_cups_strcasecmp(value, "debug")) |
| LogLevel = CUPSD_LOG_DEBUG; |
| else if (!_cups_strcasecmp(value, "info")) |
| LogLevel = CUPSD_LOG_INFO; |
| else if (!_cups_strcasecmp(value, "notice")) |
| LogLevel = CUPSD_LOG_NOTICE; |
| else if (!_cups_strcasecmp(value, "warn")) |
| LogLevel = CUPSD_LOG_WARN; |
| else if (!_cups_strcasecmp(value, "error")) |
| LogLevel = CUPSD_LOG_ERROR; |
| else if (!_cups_strcasecmp(value, "crit")) |
| LogLevel = CUPSD_LOG_CRIT; |
| else if (!_cups_strcasecmp(value, "alert")) |
| LogLevel = CUPSD_LOG_ALERT; |
| else if (!_cups_strcasecmp(value, "emerg")) |
| LogLevel = CUPSD_LOG_EMERG; |
| else if (!_cups_strcasecmp(value, "none")) |
| LogLevel = CUPSD_LOG_NONE; |
| else |
| cupsdLogMessage(CUPSD_LOG_WARN, "Unknown LogLevel %s on line %d of %s.", |
| value, linenum, ConfigurationFile); |
| } |
| else if (!_cups_strcasecmp(line, "LogTimeFormat") && value) |
| { |
| /* |
| * Amount of logging to do to error log... |
| */ |
| |
| if (!_cups_strcasecmp(value, "standard")) |
| LogTimeFormat = CUPSD_TIME_STANDARD; |
| else if (!_cups_strcasecmp(value, "usecs")) |
| LogTimeFormat = CUPSD_TIME_USECS; |
| else |
| cupsdLogMessage(CUPSD_LOG_WARN, "Unknown LogTimeFormat %s on line %d of %s.", |
| value, linenum, ConfigurationFile); |
| } |
| else if (!_cups_strcasecmp(line, "ServerTokens") && value) |
| { |
| /* |
| * Set the string used for the Server header... |
| */ |
| |
| struct utsname plat; /* Platform info */ |
| |
| |
| uname(&plat); |
| |
| if (!_cups_strcasecmp(value, "ProductOnly")) |
| cupsdSetString(&ServerHeader, "CUPS IPP"); |
| else if (!_cups_strcasecmp(value, "Major")) |
| cupsdSetStringf(&ServerHeader, "CUPS/%d IPP/2", CUPS_VERSION_MAJOR); |
| else if (!_cups_strcasecmp(value, "Minor")) |
| cupsdSetStringf(&ServerHeader, "CUPS/%d.%d IPP/2.1", CUPS_VERSION_MAJOR, |
| CUPS_VERSION_MINOR); |
| else if (!_cups_strcasecmp(value, "Minimal")) |
| cupsdSetString(&ServerHeader, CUPS_MINIMAL " IPP/2.1"); |
| else if (!_cups_strcasecmp(value, "OS")) |
| cupsdSetStringf(&ServerHeader, CUPS_MINIMAL " (%s %s) IPP/2.1", |
| plat.sysname, plat.release); |
| else if (!_cups_strcasecmp(value, "Full")) |
| cupsdSetStringf(&ServerHeader, CUPS_MINIMAL " (%s %s; %s) IPP/2.1", |
| plat.sysname, plat.release, plat.machine); |
| else if (!_cups_strcasecmp(value, "None")) |
| cupsdSetString(&ServerHeader, ""); |
| else |
| cupsdLogMessage(CUPSD_LOG_WARN, "Unknown ServerTokens %s on line %d of %s.", |
| value, linenum, ConfigurationFile); |
| } |
| else if (!_cups_strcasecmp(line, "ServerAlias") && value) |
| { |
| /* |
| * ServerAlias name [... name] |
| */ |
| |
| if (!ServerAlias) |
| ServerAlias = cupsArrayNew(NULL, NULL); |
| |
| for (; *value;) |
| { |
| for (valuelen = 0; value[valuelen]; valuelen ++) |
| if (_cups_isspace(value[valuelen]) || value[valuelen] == ',') |
| break; |
| |
| if (value[valuelen]) |
| { |
| value[valuelen] = '\0'; |
| valuelen ++; |
| } |
| |
| cupsdAddAlias(ServerAlias, value); |
| |
| for (value += valuelen; *value; value ++) |
| if (!_cups_isspace(*value) || *value != ',') |
| break; |
| } |
| } |
| else if (!_cups_strcasecmp(line, "AccessLog") || |
| !_cups_strcasecmp(line, "CacheDir") || |
| !_cups_strcasecmp(line, "ConfigFilePerm") || |
| !_cups_strcasecmp(line, "DataDir") || |
| !_cups_strcasecmp(line, "DocumentRoot") || |
| !_cups_strcasecmp(line, "ErrorLog") || |
| !_cups_strcasecmp(line, "FatalErrors") || |
| !_cups_strcasecmp(line, "FileDevice") || |
| !_cups_strcasecmp(line, "FontPath") || |
| !_cups_strcasecmp(line, "Group") || |
| !_cups_strcasecmp(line, "LogFilePerm") || |
| !_cups_strcasecmp(line, "LPDConfigFile") || |
| !_cups_strcasecmp(line, "PageLog") || |
| !_cups_strcasecmp(line, "PassEnv") || |
| !_cups_strcasecmp(line, "Printcap") || |
| !_cups_strcasecmp(line, "PrintcapFormat") || |
| !_cups_strcasecmp(line, "RemoteRoot") || |
| !_cups_strcasecmp(line, "RequestRoot") || |
| !_cups_strcasecmp(line, "ServerBin") || |
| !_cups_strcasecmp(line, "ServerCertificate") || |
| !_cups_strcasecmp(line, "ServerKey") || |
| !_cups_strcasecmp(line, "ServerKeychain") || |
| !_cups_strcasecmp(line, "ServerRoot") || |
| !_cups_strcasecmp(line, "SetEnv") || |
| !_cups_strcasecmp(line, "SMBConfigFile") || |
| !_cups_strcasecmp(line, "StateDir") || |
| !_cups_strcasecmp(line, "SystemGroup") || |
| !_cups_strcasecmp(line, "SystemGroupAuthKey") || |
| !_cups_strcasecmp(line, "TempDir") || |
| !_cups_strcasecmp(line, "User")) |
| { |
| cupsdLogMessage(CUPSD_LOG_INFO, |
| "Please move \"%s%s%s\" on line %d of %s to the %s file; " |
| "this will become an error in a future release.", |
| line, value ? " " : "", value ? value : "", linenum, |
| ConfigurationFile, CupsFilesFile); |
| } |
| else |
| parse_variable(ConfigurationFile, linenum, line, value, |
| sizeof(cupsd_vars) / sizeof(cupsd_vars[0]), cupsd_vars); |
| } |
| |
| return (1); |
| } |
| |
| |
| /* |
| * 'read_cups_files_conf()' - Read the cups-files.conf configuration file. |
| */ |
| |
| static int /* O - 1 on success, 0 on failure */ |
| read_cups_files_conf(cups_file_t *fp) /* I - File to read from */ |
| { |
| int i, /* Looping var */ |
| linenum; /* Current line number */ |
| char line[HTTP_MAX_BUFFER], /* Line from file */ |
| *value; /* Value from line */ |
| struct group *group; /* Group */ |
| static const char * const prohibited_env[] = |
| { /* Prohibited environment variables */ |
| "APPLE_LANGUAGE", |
| "AUTH_DOMAIN", |
| "AUTH_INFO_REQUIRED", |
| "AUTH_NEGOTIATE", |
| "AUTH_PASSWORD", |
| "AUTH_UID", |
| "AUTH_USERNAME", |
| "CHARSET", |
| "CLASS", |
| "CLASSIFICATION", |
| "CONTENT_TYPE", |
| "CUPS_CACHEDIR", |
| "CUPS_DATADIR", |
| "CUPS_DOCROOT", |
| "CUPS_FILETYPE", |
| "CUPS_FONTPATH", |
| "CUPS_MAX_MESSAGE", |
| "CUPS_REQUESTROOT", |
| "CUPS_SERVERBIN", |
| "CUPS_SERVERROOT", |
| "CUPS_STATEDIR", |
| "DEVICE_URI", |
| "FINAL_CONTENT_TYPE", |
| "HOME", |
| "LANG", |
| "PPD", |
| "PRINTER", |
| "PRINTER_INFO", |
| "PRINTER_LOCATION", |
| "PRINTER_STATE_REASONS", |
| "RIP_CACHE", |
| "SERVER_ADMIN", |
| "SOFTWARE", |
| "TMPDIR", |
| "USER" |
| }; |
| |
| |
| /* |
| * Loop through each line in the file... |
| */ |
| |
| linenum = 0; |
| |
| while (cupsFileGetConf(fp, line, sizeof(line), &value, &linenum)) |
| { |
| if (!_cups_strcasecmp(line, "FatalErrors")) |
| FatalErrors = parse_fatal_errors(value); |
| else if (!_cups_strcasecmp(line, "Group") && value) |
| { |
| /* |
| * Group ID to run as... |
| */ |
| |
| if (isdigit(value[0])) |
| Group = (gid_t)atoi(value); |
| else |
| { |
| endgrent(); |
| group = getgrnam(value); |
| |
| if (group != NULL) |
| Group = group->gr_gid; |
| else |
| { |
| cupsdLogMessage(CUPSD_LOG_ERROR, |
| "Unknown Group \"%s\" on line %d of %s.", value, |
| linenum, CupsFilesFile); |
| if (FatalErrors & CUPSD_FATAL_CONFIG) |
| return (0); |
| } |
| } |
| } |
| else if (!_cups_strcasecmp(line, "PassEnv") && value) |
| { |
| /* |
| * PassEnv variable [... variable] |
| */ |
| |
| int valuelen; /* Length of variable name */ |
| |
| for (; *value;) |
| { |
| for (valuelen = 0; value[valuelen]; valuelen ++) |
| if (_cups_isspace(value[valuelen]) || value[valuelen] == ',') |
| break; |
| |
| if (value[valuelen]) |
| { |
| value[valuelen] = '\0'; |
| valuelen ++; |
| } |
| |
| for (i = 0; i < (int)(sizeof(prohibited_env) / sizeof(prohibited_env[0])); i ++) |
| { |
| if (!strcmp(value, prohibited_env[i])) |
| { |
| cupsdLogMessage(CUPSD_LOG_ERROR, "Environment variable \"%s\" cannot be passed through on line %d of %s.", value, linenum, CupsFilesFile); |
| |
| if (FatalErrors & CUPSD_FATAL_CONFIG) |
| return (0); |
| else |
| break; |
| } |
| } |
| |
| if (i >= (int)(sizeof(prohibited_env) / sizeof(prohibited_env[0]))) |
| cupsdSetEnv(value, NULL); |
| |
| for (value += valuelen; *value; value ++) |
| if (!_cups_isspace(*value) || *value != ',') |
| break; |
| } |
| } |
| else if (!_cups_strcasecmp(line, "PrintcapFormat") && value) |
| { |
| /* |
| * Format of printcap file? |
| */ |
| |
| if (!_cups_strcasecmp(value, "bsd")) |
| PrintcapFormat = PRINTCAP_BSD; |
| else if (!_cups_strcasecmp(value, "plist")) |
| PrintcapFormat = PRINTCAP_PLIST; |
| else if (!_cups_strcasecmp(value, "solaris")) |
| PrintcapFormat = PRINTCAP_SOLARIS; |
| else |
| { |
| cupsdLogMessage(CUPSD_LOG_ERROR, |
| "Unknown PrintcapFormat \"%s\" on line %d of %s.", |
| value, linenum, CupsFilesFile); |
| if (FatalErrors & CUPSD_FATAL_CONFIG) |
| return (0); |
| } |
| } |
| else if (!_cups_strcasecmp(line, "Sandboxing") && value) |
| { |
| /* |
| * Level of sandboxing? |
| */ |
| |
| if (!_cups_strcasecmp(value, "off") && getuid()) |
| Sandboxing = CUPSD_SANDBOXING_OFF; |
| else if (!_cups_strcasecmp(value, "relaxed")) |
| Sandboxing = CUPSD_SANDBOXING_RELAXED; |
| else if (!_cups_strcasecmp(value, "strict")) |
| Sandboxing = CUPSD_SANDBOXING_STRICT; |
| else |
| { |
| cupsdLogMessage(CUPSD_LOG_ERROR, |
| "Unknown Sandboxing \"%s\" on line %d of %s.", |
| value, linenum, CupsFilesFile); |
| if (FatalErrors & CUPSD_FATAL_CONFIG) |
| return (0); |
| } |
| } |
| else if (!_cups_strcasecmp(line, "SetEnv") && value) |
| { |
| /* |
| * SetEnv variable value |
| */ |
| |
| char *valueptr; /* Pointer to environment variable value */ |
| |
| for (valueptr = value; *valueptr && !isspace(*valueptr & 255); valueptr ++); |
| |
| if (*valueptr) |
| { |
| /* |
| * Found a value... |
| */ |
| |
| while (isspace(*valueptr & 255)) |
| *valueptr++ = '\0'; |
| |
| for (i = 0; i < (int)(sizeof(prohibited_env) / sizeof(prohibited_env[0])); i ++) |
| { |
| if (!strcmp(value, prohibited_env[i])) |
| { |
| cupsdLogMessage(CUPSD_LOG_ERROR, "Environment variable \"%s\" cannot be set on line %d of %s.", value, linenum, CupsFilesFile); |
| |
| if (FatalErrors & CUPSD_FATAL_CONFIG) |
| return (0); |
| else |
| break; |
| } |
| } |
| |
| if (i >= (int)(sizeof(prohibited_env) / sizeof(prohibited_env[0]))) |
| cupsdSetEnv(value, valueptr); |
| } |
| else |
| cupsdLogMessage(CUPSD_LOG_ERROR, |
| "Missing value for SetEnv directive on line %d of %s.", |
| linenum, ConfigurationFile); |
| } |
| else if (!_cups_strcasecmp(line, "SystemGroup") && value) |
| { |
| /* |
| * SystemGroup (admin) group(s)... |
| */ |
| |
| if (!parse_groups(value, linenum)) |
| { |
| if (FatalErrors & CUPSD_FATAL_CONFIG) |
| return (0); |
| } |
| } |
| else if (!_cups_strcasecmp(line, "User") && value) |
| { |
| /* |
| * User ID to run as... |
| */ |
| |
| if (isdigit(value[0] & 255)) |
| { |
| int uid = atoi(value); |
| |
| if (!uid) |
| { |
| cupsdLogMessage(CUPSD_LOG_ERROR, |
| "Will not use User 0 as specified on line %d of %s " |
| "for security reasons. You must use a non-" |
| "privileged account instead.", |
| linenum, CupsFilesFile); |
| if (FatalErrors & CUPSD_FATAL_CONFIG) |
| return (0); |
| } |
| else |
| User = (uid_t)atoi(value); |
| } |
| else |
| { |
| struct passwd *p; /* Password information */ |
| |
| endpwent(); |
| p = getpwnam(value); |
| |
| if (p) |
| { |
| if (!p->pw_uid) |
| { |
| cupsdLogMessage(CUPSD_LOG_ERROR, |
| "Will not use User %s (UID=0) as specified on line " |
| "%d of %s for security reasons. You must use a " |
| "non-privileged account instead.", |
| value, linenum, CupsFilesFile); |
| if (FatalErrors & CUPSD_FATAL_CONFIG) |
| return (0); |
| } |
| else |
| User = p->pw_uid; |
| } |
| else |
| { |
| cupsdLogMessage(CUPSD_LOG_ERROR, |
| "Unknown User \"%s\" on line %d of %s.", |
| value, linenum, CupsFilesFile); |
| if (FatalErrors & CUPSD_FATAL_CONFIG) |
| return (0); |
| } |
| } |
| } |
| else if (!_cups_strcasecmp(line, "ServerCertificate") || |
| !_cups_strcasecmp(line, "ServerKey")) |
| { |
| cupsdLogMessage(CUPSD_LOG_INFO, |
| "The \"%s\" directive on line %d of %s is no longer " |
| "supported; this will become an error in a future " |
| "release.", |
| line, linenum, CupsFilesFile); |
| } |
| else if (!parse_variable(CupsFilesFile, linenum, line, value, |
| sizeof(cupsfiles_vars) / sizeof(cupsfiles_vars[0]), |
| cupsfiles_vars) && |
| (FatalErrors & CUPSD_FATAL_CONFIG)) |
| return (0); |
| } |
| |
| return (1); |
| } |
| |
| |
| /* |
| * 'read_location()' - Read a <Location path> definition. |
| */ |
| |
| static int /* O - New line number or 0 on error */ |
| read_location(cups_file_t *fp, /* I - Configuration file */ |
| char *location, /* I - Location name/path */ |
| int linenum) /* I - Current line number */ |
| { |
| cupsd_location_t *loc, /* New location */ |
| *parent; /* Parent location */ |
| char line[HTTP_MAX_BUFFER], |
| /* Line buffer */ |
| *value, /* Value for directive */ |
| *valptr; /* Pointer into value */ |
| |
| |
| if ((parent = cupsdFindLocation(location)) != NULL) |
| cupsdLogMessage(CUPSD_LOG_WARN, "Duplicate <Location %s> on line %d of %s.", |
| location, linenum, ConfigurationFile); |
| else if ((parent = cupsdNewLocation(location)) == NULL) |
| return (0); |
| else |
| { |
| cupsdAddLocation(parent); |
| |
| parent->limit = CUPSD_AUTH_LIMIT_ALL; |
| } |
| |
| loc = parent; |
| |
| while (cupsFileGetConf(fp, line, sizeof(line), &value, &linenum)) |
| { |
| /* |
| * Decode the directive... |
| */ |
| |
| if (!_cups_strcasecmp(line, "</Location>")) |
| return (linenum); |
| else if (!_cups_strcasecmp(line, "<Limit") || |
| !_cups_strcasecmp(line, "<LimitExcept")) |
| { |
| if (!value) |
| { |
| cupsdLogMessage(CUPSD_LOG_ERROR, "Syntax error on line %d of %s.", linenum, ConfigurationFile); |
| if (FatalErrors & CUPSD_FATAL_CONFIG) |
| return (0); |
| else |
| continue; |
| } |
| |
| if ((loc = cupsdCopyLocation(parent)) == NULL) |
| return (0); |
| |
| cupsdAddLocation(loc); |
| |
| loc->limit = 0; |
| while (*value) |
| { |
| for (valptr = value; !isspace(*valptr & 255) && *valptr; valptr ++); |
| |
| if (*valptr) |
| *valptr++ = '\0'; |
| |
| if (!strcmp(value, "ALL")) |
| loc->limit = CUPSD_AUTH_LIMIT_ALL; |
| else if (!strcmp(value, "GET")) |
| loc->limit |= CUPSD_AUTH_LIMIT_GET; |
| else if (!strcmp(value, "HEAD")) |
| loc->limit |= CUPSD_AUTH_LIMIT_HEAD; |
| else if (!strcmp(value, "OPTIONS")) |
| loc->limit |= CUPSD_AUTH_LIMIT_OPTIONS; |
| else if (!strcmp(value, "POST")) |
| loc->limit |= CUPSD_AUTH_LIMIT_POST; |
| else if (!strcmp(value, "PUT")) |
| loc->limit |= CUPSD_AUTH_LIMIT_PUT; |
| else if (!strcmp(value, "TRACE")) |
| loc->limit |= CUPSD_AUTH_LIMIT_TRACE; |
| else |
| cupsdLogMessage(CUPSD_LOG_WARN, "Unknown request type %s on line %d of %s.", |
| value, linenum, ConfigurationFile); |
| |
| for (value = valptr; isspace(*value & 255); value ++); |
| } |
| |
| if (!_cups_strcasecmp(line, "<LimitExcept")) |
| loc->limit = CUPSD_AUTH_LIMIT_ALL ^ loc->limit; |
| |
| parent->limit &= ~loc->limit; |
| } |
| else if (!_cups_strcasecmp(line, "</Limit>") || |
| !_cups_strcasecmp(line, "</LimitExcept>")) |
| loc = parent; |
| else if (!value) |
| { |
| cupsdLogMessage(CUPSD_LOG_ERROR, "Missing value on line %d of %s.", linenum, ConfigurationFile); |
| if (FatalErrors & CUPSD_FATAL_CONFIG) |
| return (0); |
| } |
| else if (!parse_aaa(loc, line, value, linenum)) |
| { |
| cupsdLogMessage(CUPSD_LOG_ERROR, |
| "Unknown Location directive %s on line %d of %s.", |
| line, linenum, ConfigurationFile); |
| if (FatalErrors & CUPSD_FATAL_CONFIG) |
| return (0); |
| } |
| } |
| |
| cupsdLogMessage(CUPSD_LOG_ERROR, |
| "Unexpected end-of-file at line %d while reading location.", |
| linenum); |
| |
| return ((FatalErrors & CUPSD_FATAL_CONFIG) ? 0 : linenum); |
| } |
| |
| |
| /* |
| * 'read_policy()' - Read a <Policy name> definition. |
| */ |
| |
| static int /* O - New line number or 0 on error */ |
| read_policy(cups_file_t *fp, /* I - Configuration file */ |
| char *policy, /* I - Location name/path */ |
| int linenum) /* I - Current line number */ |
| { |
| int i; /* Looping var */ |
| cupsd_policy_t *pol; /* Policy */ |
| cupsd_location_t *op; /* Policy operation */ |
| int num_ops; /* Number of IPP operations */ |
| ipp_op_t ops[100]; /* Operations */ |
| char line[HTTP_MAX_BUFFER], |
| /* Line buffer */ |
| *value, /* Value for directive */ |
| *valptr; /* Pointer into value */ |
| |
| |
| /* |
| * Create the policy... |
| */ |
| |
| if ((pol = cupsdFindPolicy(policy)) != NULL) |
| cupsdLogMessage(CUPSD_LOG_WARN, "Duplicate <Policy %s> on line %d of %s.", |
| policy, linenum, ConfigurationFile); |
| else if ((pol = cupsdAddPolicy(policy)) == NULL) |
| return (0); |
| |
| /* |
| * Read from the file... |
| */ |
| |
| op = NULL; |
| num_ops = 0; |
| |
| while (cupsFileGetConf(fp, line, sizeof(line), &value, &linenum)) |
| { |
| /* |
| * Decode the directive... |
| */ |
| |
| if (!_cups_strcasecmp(line, "</Policy>")) |
| { |
| if (op) |
| cupsdLogMessage(CUPSD_LOG_WARN, |
| "Missing </Limit> before </Policy> on line %d of %s.", |
| linenum, ConfigurationFile); |
| |
| set_policy_defaults(pol); |
| |
| return (linenum); |
| } |
| else if (!_cups_strcasecmp(line, "<Limit") && !op) |
| { |
| if (!value) |
| { |
| cupsdLogMessage(CUPSD_LOG_ERROR, "Syntax error on line %d of %s.", linenum, ConfigurationFile); |
| if (FatalErrors & CUPSD_FATAL_CONFIG) |
| return (0); |
| else |
| continue; |
| } |
| |
| /* |
| * Scan for IPP operation names... |
| */ |
| |
| num_ops = 0; |
| |
| while (*value) |
| { |
| for (valptr = value; !isspace(*valptr & 255) && *valptr; valptr ++); |
| |
| if (*valptr) |
| *valptr++ = '\0'; |
| |
| if (num_ops < (int)(sizeof(ops) / sizeof(ops[0]))) |
| { |
| if (!_cups_strcasecmp(value, "All")) |
| ops[num_ops ++] = IPP_ANY_OPERATION; |
| else if ((ops[num_ops] = ippOpValue(value)) == IPP_BAD_OPERATION) |
| cupsdLogMessage(CUPSD_LOG_ERROR, "Bad IPP operation name \"%s\" on line %d of %s.", value, linenum, ConfigurationFile); |
| else |
| num_ops ++; |
| } |
| else |
| cupsdLogMessage(CUPSD_LOG_ERROR, |
| "Too many operations listed on line %d of %s.", |
| linenum, ConfigurationFile); |
| |
| for (value = valptr; isspace(*value & 255); value ++); |
| } |
| |
| /* |
| * If none are specified, apply the policy to all operations... |
| */ |
| |
| if (num_ops == 0) |
| { |
| ops[0] = IPP_ANY_OPERATION; |
| num_ops = 1; |
| } |
| |
| /* |
| * Add a new policy for the first operation... |
| */ |
| |
| op = cupsdAddPolicyOp(pol, NULL, ops[0]); |
| } |
| else if (!_cups_strcasecmp(line, "</Limit>") && op) |
| { |
| /* |
| * Finish the current operation limit... |
| */ |
| |
| if (num_ops > 1) |
| { |
| /* |
| * Copy the policy to the other operations... |
| */ |
| |
| for (i = 1; i < num_ops; i ++) |
| cupsdAddPolicyOp(pol, op, ops[i]); |
| } |
| |
| op = NULL; |
| } |
| else if (!value) |
| { |
| cupsdLogMessage(CUPSD_LOG_ERROR, "Missing value on line %d of %s.", linenum, ConfigurationFile); |
| if (FatalErrors & CUPSD_FATAL_CONFIG) |
| return (0); |
| } |
| else if (!_cups_strcasecmp(line, "JobPrivateAccess") || |
| !_cups_strcasecmp(line, "JobPrivateValues") || |
| !_cups_strcasecmp(line, "SubscriptionPrivateAccess") || |
| !_cups_strcasecmp(line, "SubscriptionPrivateValues")) |
| { |
| if (op) |
| { |
| cupsdLogMessage(CUPSD_LOG_ERROR, |
| "%s directive must appear outside <Limit>...</Limit> " |
| "on line %d of %s.", line, linenum, ConfigurationFile); |
| if (FatalErrors & CUPSD_FATAL_CONFIG) |
| return (0); |
| } |
| else |
| { |
| /* |
| * Pull out whitespace-delimited values... |
| */ |
| |
| while (*value) |
| { |
| /* |
| * Find the end of the current value... |
| */ |
| |
| for (valptr = value; !isspace(*valptr & 255) && *valptr; valptr ++); |
| |
| if (*valptr) |
| *valptr++ = '\0'; |
| |
| /* |
| * Save it appropriately... |
| */ |
| |
| if (!_cups_strcasecmp(line, "JobPrivateAccess")) |
| { |
| /* |
| * JobPrivateAccess {all|default|user/group list|@@ACL} |
| */ |
| |
| if (!_cups_strcasecmp(value, "default")) |
| { |
| cupsdAddString(&(pol->job_access), "@OWNER"); |
| cupsdAddString(&(pol->job_access), "@SYSTEM"); |
| } |
| else |
| cupsdAddString(&(pol->job_access), value); |
| } |
| else if (!_cups_strcasecmp(line, "JobPrivateValues")) |
| { |
| /* |
| * JobPrivateValues {all|none|default|attribute list} |
| */ |
| |
| if (!_cups_strcasecmp(value, "default")) |
| { |
| cupsdAddString(&(pol->job_attrs), "job-name"); |
| cupsdAddString(&(pol->job_attrs), "job-originating-host-name"); |
| cupsdAddString(&(pol->job_attrs), "job-originating-user-name"); |
| cupsdAddString(&(pol->job_attrs), "phone"); |
| } |
| else |
| cupsdAddString(&(pol->job_attrs), value); |
| } |
| else if (!_cups_strcasecmp(line, "SubscriptionPrivateAccess")) |
| { |
| /* |
| * SubscriptionPrivateAccess {all|default|user/group list|@@ACL} |
| */ |
| |
| if (!_cups_strcasecmp(value, "default")) |
| { |
| cupsdAddString(&(pol->sub_access), "@OWNER"); |
| cupsdAddString(&(pol->sub_access), "@SYSTEM"); |
| } |
| else |
| cupsdAddString(&(pol->sub_access), value); |
| } |
| else /* if (!_cups_strcasecmp(line, "SubscriptionPrivateValues")) */ |
| { |
| /* |
| * SubscriptionPrivateValues {all|none|default|attribute list} |
| */ |
| |
| if (!_cups_strcasecmp(value, "default")) |
| { |
| cupsdAddString(&(pol->sub_attrs), "notify-events"); |
| cupsdAddString(&(pol->sub_attrs), "notify-pull-method"); |
| cupsdAddString(&(pol->sub_attrs), "notify-recipient-uri"); |
| cupsdAddString(&(pol->sub_attrs), "notify-subscriber-user-name"); |
| cupsdAddString(&(pol->sub_attrs), "notify-user-data"); |
| } |
| else |
| cupsdAddString(&(pol->sub_attrs), value); |
| } |
| |
| /* |
| * Find the next string on the line... |
| */ |
| |
| for (value = valptr; isspace(*value & 255); value ++); |
| } |
| } |
| } |
| else if (!op) |
| { |
| cupsdLogMessage(CUPSD_LOG_ERROR, |
| "Missing <Limit ops> directive before %s on line %d of %s.", |
| line, linenum, ConfigurationFile); |
| if (FatalErrors & CUPSD_FATAL_CONFIG) |
| return (0); |
| } |
| else if (!parse_aaa(op, line, value, linenum)) |
| { |
| cupsdLogMessage(CUPSD_LOG_ERROR, |
| "Unknown Policy Limit directive %s on line %d of %s.", |
| line, linenum, ConfigurationFile); |
| |
| if (FatalErrors & CUPSD_FATAL_CONFIG) |
| return (0); |
| } |
| } |
| |
| cupsdLogMessage(CUPSD_LOG_ERROR, |
| "Unexpected end-of-file at line %d while reading policy " |
| "\"%s\".", linenum, policy); |
| |
| return ((FatalErrors & CUPSD_FATAL_CONFIG) ? 0 : linenum); |
| } |
| |
| |
| /* |
| * 'set_policy_defaults()' - Set default policy values as needed. |
| */ |
| |
| static void |
| set_policy_defaults(cupsd_policy_t *pol)/* I - Policy */ |
| { |
| cupsd_location_t *op; /* Policy operation */ |
| |
| |
| /* |
| * Verify that we have an explicit policy for Validate-Job, Cancel-Jobs, |
| * Cancel-My-Jobs, Close-Job, and CUPS-Get-Document, which ensures that |
| * upgrades do not introduce new security issues... |
| * |
| * CUPS STR #4659: Allow a lone <Limit All> policy. |
| */ |
| |
| if (cupsArrayCount(pol->ops) > 1) |
| { |
| if ((op = cupsdFindPolicyOp(pol, IPP_VALIDATE_JOB)) == NULL || |
| op->op == IPP_ANY_OPERATION) |
| { |
| if ((op = cupsdFindPolicyOp(pol, IPP_PRINT_JOB)) != NULL && |
| op->op != IPP_ANY_OPERATION) |
| { |
| /* |
| * Add a new limit for Validate-Job using the Print-Job limit as a |
| * template... |
| */ |
| |
| cupsdLogMessage(CUPSD_LOG_WARN, "No limit for Validate-Job defined in policy %s - using Print-Job's policy.", pol->name); |
| |
| cupsdAddPolicyOp(pol, op, IPP_VALIDATE_JOB); |
| } |
| else |
| cupsdLogMessage(CUPSD_LOG_WARN, "No limit for Validate-Job defined in policy %s and no suitable template found.", pol->name); |
| } |
| |
| if ((op = cupsdFindPolicyOp(pol, IPP_CANCEL_JOBS)) == NULL || |
| op->op == IPP_ANY_OPERATION) |
| { |
| if ((op = cupsdFindPolicyOp(pol, IPP_PAUSE_PRINTER)) != NULL && |
| op->op != IPP_ANY_OPERATION) |
| { |
| /* |
| * Add a new limit for Cancel-Jobs using the Pause-Printer limit as a |
| * template... |
| */ |
| |
| cupsdLogMessage(CUPSD_LOG_WARN, "No limit for Cancel-Jobs defined in policy %s - using Pause-Printer's policy.", pol->name); |
| |
| cupsdAddPolicyOp(pol, op, IPP_CANCEL_JOBS); |
| } |
| else |
| cupsdLogMessage(CUPSD_LOG_WARN, "No limit for Cancel-Jobs defined in policy %s and no suitable template found.", pol->name); |
| } |
| |
| if ((op = cupsdFindPolicyOp(pol, IPP_CANCEL_MY_JOBS)) == NULL || |
| op->op == IPP_ANY_OPERATION) |
| { |
| if ((op = cupsdFindPolicyOp(pol, IPP_SEND_DOCUMENT)) != NULL && |
| op->op != IPP_ANY_OPERATION) |
| { |
| /* |
| * Add a new limit for Cancel-My-Jobs using the Send-Document limit as |
| * a template... |
| */ |
| |
| cupsdLogMessage(CUPSD_LOG_WARN, "No limit for Cancel-My-Jobs defined in policy %s - using Send-Document's policy.", pol->name); |
| |
| cupsdAddPolicyOp(pol, op, IPP_CANCEL_MY_JOBS); |
| } |
| else |
| cupsdLogMessage(CUPSD_LOG_WARN, "No limit for Cancel-My-Jobs defined in policy %s and no suitable template found.", pol->name); |
| } |
| |
| if ((op = cupsdFindPolicyOp(pol, IPP_CLOSE_JOB)) == NULL || |
| op->op == IPP_ANY_OPERATION) |
| { |
| if ((op = cupsdFindPolicyOp(pol, IPP_SEND_DOCUMENT)) != NULL && |
| op->op != IPP_ANY_OPERATION) |
| { |
| /* |
| * Add a new limit for Close-Job using the Send-Document limit as a |
| * template... |
| */ |
| |
| cupsdLogMessage(CUPSD_LOG_WARN, "No limit for Close-Job defined in policy %s - using Send-Document's policy.", pol->name); |
| |
| cupsdAddPolicyOp(pol, op, IPP_CLOSE_JOB); |
| } |
| else |
| cupsdLogMessage(CUPSD_LOG_WARN, "No limit for Close-Job defined in policy %s and no suitable template found.", pol->name); |
| } |
| |
| if ((op = cupsdFindPolicyOp(pol, CUPS_GET_DOCUMENT)) == NULL || |
| op->op == IPP_ANY_OPERATION) |
| { |
| if ((op = cupsdFindPolicyOp(pol, IPP_SEND_DOCUMENT)) != NULL && |
| op->op != IPP_ANY_OPERATION) |
| { |
| /* |
| * Add a new limit for CUPS-Get-Document using the Send-Document |
| * limit as a template... |
| */ |
| |
| cupsdLogMessage(CUPSD_LOG_WARN, "No limit for CUPS-Get-Document defined in policy %s - using Send-Document's policy.", pol->name); |
| |
| cupsdAddPolicyOp(pol, op, CUPS_GET_DOCUMENT); |
| } |
| else |
| cupsdLogMessage(CUPSD_LOG_WARN, "No limit for CUPS-Get-Document defined in policy %s and no suitable template found.", pol->name); |
| } |
| } |
| |
| /* |
| * Verify we have JobPrivateAccess, JobPrivateValues, |
| * SubscriptionPrivateAccess, and SubscriptionPrivateValues in the policy. |
| */ |
| |
| if (!pol->job_access) |
| { |
| cupsdLogMessage(CUPSD_LOG_WARN, "No JobPrivateAccess defined in policy %s - using defaults.", pol->name); |
| cupsdAddString(&(pol->job_access), "@OWNER"); |
| cupsdAddString(&(pol->job_access), "@SYSTEM"); |
| } |
| |
| if (!pol->job_attrs) |
| { |
| cupsdLogMessage(CUPSD_LOG_WARN, "No JobPrivateValues defined in policy %s - using defaults.", pol->name); |
| cupsdAddString(&(pol->job_attrs), "job-name"); |
| cupsdAddString(&(pol->job_attrs), "job-originating-host-name"); |
| cupsdAddString(&(pol->job_attrs), "job-originating-user-name"); |
| cupsdAddString(&(pol->job_attrs), "phone"); |
| } |
| |
| if (!pol->sub_access) |
| { |
| cupsdLogMessage(CUPSD_LOG_WARN, "No SubscriptionPrivateAccess defined in policy %s - using defaults.", pol->name); |
| cupsdAddString(&(pol->sub_access), "@OWNER"); |
| cupsdAddString(&(pol->sub_access), "@SYSTEM"); |
| } |
| |
| if (!pol->sub_attrs) |
| { |
| cupsdLogMessage(CUPSD_LOG_WARN, "No SubscriptionPrivateValues defined in policy %s - using defaults.", pol->name); |
| cupsdAddString(&(pol->sub_attrs), "notify-events"); |
| cupsdAddString(&(pol->sub_attrs), "notify-pull-method"); |
| cupsdAddString(&(pol->sub_attrs), "notify-recipient-uri"); |
| cupsdAddString(&(pol->sub_attrs), "notify-subscriber-user-name"); |
| cupsdAddString(&(pol->sub_attrs), "notify-user-data"); |
| } |
| } |