cups/scheduler/conf.c

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/*
* Configuration routines for the CUPS scheduler.
*
* Copyright © 2021-2022 by OpenPrinting.
* 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 },
#ifdef HAVE_DNSSD
{ "BrowseDNSSDSubTypes", &DNSSDSubTypes, CUPSD_VARTYPE_STRING },
#endif /* HAVE_DNSSD */
{ "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 },
#ifdef HAVE_DNSSD
{ "DNSSDHostName", &DNSSDHostName, CUPSD_VARTYPE_STRING },
#endif /* HAVE_DNSSD */
{ "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 },
{ "KeepAlive", &KeepAlive, CUPSD_VARTYPE_BOOLEAN },
#ifdef HAVE_LAUNCHD
{ "LaunchdTimeout", &IdleExitTimeout, CUPSD_VARTYPE_TIME },
#endif /* HAVE_LAUNCHD */
{ "LimitRequestBody", &MaxRequestSize, 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 },
{ "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_TLS
{ "CreateSelfSignedCerts", &CreateSelfSignedCerts, CUPSD_VARTYPE_BOOLEAN },
#endif /* HAVE_TLS */
{ "DataDir", &DataDir, CUPSD_VARTYPE_STRING },
{ "DocumentRoot", &DocumentRoot, CUPSD_VARTYPE_STRING },
{ "ErrorLog", &ErrorLog, CUPSD_VARTYPE_STRING },
{ "FileDevice", &FileDevice, CUPSD_VARTYPE_BOOLEAN },
{ "LogFilePerm", &LogFilePerm, CUPSD_VARTYPE_PERM },
{ "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_TLS
{ "ServerKeychain", &ServerKeychain, CUPSD_VARTYPE_PATHNAME },
#endif /* HAVE_TLS */
{ "ServerRoot", &ServerRoot, CUPSD_VARTYPE_PATHNAME },
{ "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(&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_TLS
# 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_TLS */
language = cupsLangDefault();
if (!strcmp(language->language, "C") || !strcmp(language->language, "POSIX"))
cupsdSetString(&DefaultLanguage, "en");
else
cupsdSetString(&DefaultLanguage, language->language);
cupsdClearString(&DefaultPaperSize);
cupsArrayDelete(ReadyPaperSizes);
ReadyPaperSizes = NULL;
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_TLS
CreateSelfSignedCerts = TRUE;
DefaultEncryption = HTTP_ENCRYPT_REQUIRED;
#endif /* HAVE_TLS */
DirtyCleanInterval = DEFAULT_KEEPALIVE;
JobKillDelay = DEFAULT_TIMEOUT;
JobRetryLimit = 5;
JobRetryInterval = 300;
FileDevice = FALSE;
FilterLevel = 0;
FilterLimit = 0;
FilterNice = 0;
HostNameLookups = FALSE;
KeepAlive = TRUE;
LogDebugHistory = 200;
LogFilePerm = CUPS_DEFAULT_LOG_FILE_PERM;
LogFileGroup = Group;
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;
#ifdef CUPS_DEFAULT_SYNC_ON_CLOSE
SyncOnClose = TRUE;
#else
SyncOnClose = FALSE;
#endif /* CUPS_DEFAULT_SYNC_ON_CLOSE */
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;
#ifdef HAVE_DNSSD
cupsdSetString(&DNSSDSubTypes, "_cups,_print,_universal");
cupsdClearString(&DNSSDHostName);
#endif /* HAVE_DNSSD */
cupsdSetString(&ErrorPolicy, CUPS_DEFAULT_ERROR_POLICY);
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)
{
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_TLS
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_TLS */
/*
* 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 ||
#if CUPS_SNAP
cupsdCheckPermissions(StateDir, "certs", 0711, RunUser, 0, 1, 1) < 0 ||
#else
cupsdCheckPermissions(StateDir, "certs", RunUser ? 0711 : 0511, User, SystemGroupIDs[0], 1, 1) < 0 ||
#endif /* CUPS_SNAP */
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);
free(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");
}
if (!ReadyPaperSizes)
{
// Build default list of common sizes for North America and worldwide...
if (!strcasecmp(DefaultPaperSize, "Letter"))
ReadyPaperSizes = _cupsArrayNewStrings("Letter,Legal,Tabloid,4x6,Env10", ',');
else if (!strcasecmp(DefaultPaperSize, "A4"))
ReadyPaperSizes = _cupsArrayNewStrings("A4,A3,A5,A6,EnvDL", ',');
else
ReadyPaperSizes = _cupsArrayNewStrings(DefaultPaperSize, ',');
}
/*
* 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...
*/
snprintf(defpname, sizeof(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_TLS
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_TLS */
else if ((!_cups_strcasecmp(line, "Port") || !_cups_strcasecmp(line, "Listen")
#ifdef HAVE_TLS
|| !_cups_strcasecmp(line, "SSLPort") || !_cups_strcasecmp(line, "SSLListen")
#endif /* HAVE_TLS */
) && 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_TLS
if (!_cups_strcasecmp(line, "SSLPort") || !_cups_strcasecmp(line, "SSLListen"))
lis->encryption = HTTP_ENCRYPT_ALWAYS;
#endif /* HAVE_TLS */
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_TLS
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_TLS */
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, "ReadyPaperSizes") && value)
{
/*
* ReadyPaperSizes sizename[,sizename,...]
*/
if (ReadyPaperSizes)
_cupsArrayAddStrings(ReadyPaperSizes, value, ',');
else
ReadyPaperSizes = _cupsArrayNewStrings(value, ',');
}
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, "Group") ||
!_cups_strcasecmp(line, "LogFilePerm") ||
!_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, "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, "LogFileGroup") && value)
{
/*
* Group ID to log as...
*/
if (isdigit(value[0]))
LogFileGroup = (gid_t)atoi(value);
else
{
endgrent();
group = getgrnam(value);
if (group != NULL)
LogFileGroup = group->gr_gid;
else
{
cupsdLogMessage(CUPSD_LOG_ERROR,
"Unknown LogFileGroup \"%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");
}
}