1449 lines
40 KiB
C
1449 lines
40 KiB
C
/*
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||
* Administration utility API definitions for CUPS.
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||
*
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* Copyright © 2007-2019 by Apple Inc.
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* Copyright © 2001-2007 by Easy Software Products.
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*
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* Licensed under Apache License v2.0. See the file "LICENSE" for more
|
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* information.
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||
*/
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||
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/*
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||
* Include necessary headers...
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||
*/
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||
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#include "cups-private.h"
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||
#include "debug-internal.h"
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||
#include "ppd.h"
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#include "adminutil.h"
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#include <fcntl.h>
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#include <sys/stat.h>
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#ifndef _WIN32
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# include <unistd.h>
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# include <sys/wait.h>
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#endif /* !_WIN32 */
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||
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/*
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* Local functions...
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||
*/
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||
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||
static http_status_t get_cupsd_conf(http_t *http, _cups_globals_t *cg,
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||
time_t last_update, char *name,
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||
size_t namelen, int *remote);
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static void invalidate_cupsd_cache(_cups_globals_t *cg);
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||
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/*
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* 'cupsAdminCreateWindowsPPD()' - Create the Windows PPD file for a printer.
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*
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||
* @deprecated@
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||
*/
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||
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char * /* O - PPD file or NULL */
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cupsAdminCreateWindowsPPD(
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http_t *http, /* I - Connection to server or @code CUPS_HTTP_DEFAULT@ */
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const char *dest, /* I - Printer or class */
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||
char *buffer, /* I - Filename buffer */
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int bufsize) /* I - Size of filename buffer */
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||
{
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||
(void)http;
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||
(void)dest;
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(void)bufsize;
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||
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if (buffer)
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*buffer = '\0';
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||
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return (NULL);
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||
}
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/*
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* 'cupsAdminExportSamba()' - Export a printer to Samba.
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||
*
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* @deprecated@
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||
*/
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||
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||
int /* O - 1 on success, 0 on failure */
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||
cupsAdminExportSamba(
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const char *dest, /* I - Destination to export */
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const char *ppd, /* I - PPD file */
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||
const char *samba_server, /* I - Samba server */
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const char *samba_user, /* I - Samba username */
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const char *samba_password, /* I - Samba password */
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FILE *logfile) /* I - Log file, if any */
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{
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(void)dest;
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(void)ppd;
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(void)samba_server;
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(void)samba_user;
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(void)samba_password;
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(void)logfile;
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return (0);
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}
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/*
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* 'cupsAdminGetServerSettings()' - Get settings from the server.
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*
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* The returned settings should be freed with cupsFreeOptions() when
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* you are done with them.
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*
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* @since CUPS 1.3/macOS 10.5@
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*/
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int /* O - 1 on success, 0 on failure */
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cupsAdminGetServerSettings(
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http_t *http, /* I - Connection to server or @code CUPS_HTTP_DEFAULT@ */
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int *num_settings, /* O - Number of settings */
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cups_option_t **settings) /* O - Settings */
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||
{
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int i; /* Looping var */
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cups_file_t *cupsd; /* cupsd.conf file */
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char cupsdconf[1024]; /* cupsd.conf filename */
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int remote; /* Remote cupsd.conf file? */
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http_status_t status; /* Status of getting cupsd.conf */
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char line[1024], /* Line from cupsd.conf file */
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*value; /* Value on line */
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cups_option_t *setting; /* Current setting */
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_cups_globals_t *cg = _cupsGlobals(); /* Global data */
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/*
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* Range check input...
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||
*/
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if (!http)
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{
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/*
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* See if we are connected to the same server...
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*/
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if (cg->http)
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{
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/*
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* Compare the connection hostname, port, and encryption settings to
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* the cached defaults; these were initialized the first time we
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* connected...
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*/
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if (strcmp(cg->http->hostname, cg->server) ||
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cg->ipp_port != httpAddrPort(cg->http->hostaddr) ||
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(cg->http->encryption != cg->encryption &&
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cg->http->encryption == HTTP_ENCRYPTION_NEVER))
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{
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||
/*
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* Need to close the current connection because something has changed...
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||
*/
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||
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httpClose(cg->http);
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cg->http = NULL;
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||
}
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}
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/*
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* (Re)connect as needed...
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*/
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if (!cg->http)
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{
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if ((cg->http = httpConnect2(cupsServer(), ippPort(), NULL, AF_UNSPEC,
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||
cupsEncryption(), 1, 0, NULL)) == NULL)
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{
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||
if (errno)
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||
_cupsSetError(IPP_STATUS_ERROR_SERVICE_UNAVAILABLE, NULL, 0);
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else
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_cupsSetError(IPP_STATUS_ERROR_SERVICE_UNAVAILABLE,
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_("Unable to connect to host."), 1);
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if (num_settings)
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*num_settings = 0;
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if (settings)
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*settings = NULL;
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||
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return (0);
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}
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}
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http = cg->http;
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}
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if (!http || !num_settings || !settings)
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{
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_cupsSetError(IPP_STATUS_ERROR_INTERNAL, strerror(EINVAL), 0);
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if (num_settings)
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*num_settings = 0;
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if (settings)
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*settings = NULL;
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return (0);
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}
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*num_settings = 0;
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*settings = NULL;
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/*
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* Get the cupsd.conf file...
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*/
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if ((status = get_cupsd_conf(http, cg, cg->cupsd_update, cupsdconf,
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sizeof(cupsdconf), &remote)) == HTTP_STATUS_OK)
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{
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if ((cupsd = cupsFileOpen(cupsdconf, "r")) == NULL)
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||
{
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char message[1024]; /* Message string */
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snprintf(message, sizeof(message),
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_cupsLangString(cupsLangDefault(), _("Open of %s failed: %s")),
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cupsdconf, strerror(errno));
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_cupsSetError(IPP_STATUS_ERROR_INTERNAL, message, 0);
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||
}
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}
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else
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cupsd = NULL;
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if (cupsd)
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{
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/*
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* Read the file, keeping track of what settings are enabled...
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*/
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int remote_access = 0, /* Remote access allowed? */
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remote_admin = 0, /* Remote administration allowed? */
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remote_any = 0, /* Remote access from anywhere allowed? */
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browsing = 1, /* Browsing enabled? */
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cancel_policy = 1, /* Cancel-job policy set? */
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debug_logging = 0; /* LogLevel debug set? */
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int linenum = 0, /* Line number in file */
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in_location = 0, /* In a location section? */
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in_policy = 0, /* In a policy section? */
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in_cancel_job = 0, /* In a cancel-job section? */
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in_admin_location = 0; /* In the /admin location? */
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invalidate_cupsd_cache(cg);
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cg->cupsd_update = time(NULL);
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httpGetHostname(http, cg->cupsd_hostname, sizeof(cg->cupsd_hostname));
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||
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while (cupsFileGetConf(cupsd, line, sizeof(line), &value, &linenum))
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{
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if (!value && strncmp(line, "</", 2))
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value = line + strlen(line);
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if ((!_cups_strcasecmp(line, "Port") || !_cups_strcasecmp(line, "Listen")) && value)
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{
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char *port; /* Pointer to port number, if any */
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if ((port = strrchr(value, ':')) != NULL)
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*port = '\0';
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else if (isdigit(*value & 255))
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{
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/*
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* Listen on a port number implies remote access...
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*/
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remote_access = 1;
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continue;
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}
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if (_cups_strcasecmp(value, "localhost") && strcmp(value, "127.0.0.1")
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#ifdef AF_LOCAL
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&& *value != '/'
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#endif /* AF_LOCAL */
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#ifdef AF_INET6
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&& strcmp(value, "[::1]")
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#endif /* AF_INET6 */
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)
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remote_access = 1;
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}
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else if (!_cups_strcasecmp(line, "Browsing"))
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{
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browsing = !_cups_strcasecmp(value, "yes") ||
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!_cups_strcasecmp(value, "on") ||
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!_cups_strcasecmp(value, "true");
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}
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else if (!_cups_strcasecmp(line, "LogLevel"))
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{
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debug_logging = !_cups_strncasecmp(value, "debug", 5);
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}
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else if (!_cups_strcasecmp(line, "<Policy") &&
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!_cups_strcasecmp(value, "default"))
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{
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in_policy = 1;
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||
}
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||
else if (!_cups_strcasecmp(line, "</Policy>"))
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{
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in_policy = 0;
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||
}
|
||
else if (!_cups_strcasecmp(line, "<Limit") && in_policy && value)
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{
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||
/*
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* See if the policy limit is for the Cancel-Job operation...
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||
*/
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char *valptr; /* Pointer into value */
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||
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||
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while (*value)
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{
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for (valptr = value; *valptr && !_cups_isspace(*valptr); valptr ++);
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||
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if (*valptr)
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||
*valptr++ = '\0';
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||
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||
if (!_cups_strcasecmp(value, "cancel-job") ||
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!_cups_strcasecmp(value, "all"))
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||
{
|
||
in_cancel_job = 1;
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||
break;
|
||
}
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||
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||
for (value = valptr; _cups_isspace(*value); value ++);
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}
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}
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else if (!_cups_strcasecmp(line, "</Limit>"))
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{
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in_cancel_job = 0;
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}
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else if (!_cups_strcasecmp(line, "Require") && in_cancel_job)
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{
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cancel_policy = 0;
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||
}
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else if (!_cups_strcasecmp(line, "<Location") && value)
|
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{
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in_admin_location = !_cups_strcasecmp(value, "/admin");
|
||
in_location = 1;
|
||
}
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else if (!_cups_strcasecmp(line, "</Location>"))
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{
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in_admin_location = 0;
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in_location = 0;
|
||
}
|
||
else if (!_cups_strcasecmp(line, "Allow") && value &&
|
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_cups_strcasecmp(value, "localhost") &&
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_cups_strcasecmp(value, "127.0.0.1")
|
||
#ifdef AF_LOCAL
|
||
&& *value != '/'
|
||
#endif /* AF_LOCAL */
|
||
#ifdef AF_INET6
|
||
&& strcmp(value, "::1")
|
||
#endif /* AF_INET6 */
|
||
)
|
||
{
|
||
if (in_admin_location)
|
||
remote_admin = 1;
|
||
else if (!_cups_strcasecmp(value, "all"))
|
||
remote_any = 1;
|
||
}
|
||
else if (line[0] != '<' && !in_location && !in_policy &&
|
||
_cups_strcasecmp(line, "Allow") &&
|
||
_cups_strcasecmp(line, "AuthType") &&
|
||
_cups_strcasecmp(line, "Deny") &&
|
||
_cups_strcasecmp(line, "Order") &&
|
||
_cups_strcasecmp(line, "Require") &&
|
||
_cups_strcasecmp(line, "Satisfy"))
|
||
cg->cupsd_num_settings = cupsAddOption(line, value,
|
||
cg->cupsd_num_settings,
|
||
&(cg->cupsd_settings));
|
||
}
|
||
|
||
cupsFileClose(cupsd);
|
||
|
||
cg->cupsd_num_settings = cupsAddOption(CUPS_SERVER_DEBUG_LOGGING,
|
||
debug_logging ? "1" : "0",
|
||
cg->cupsd_num_settings,
|
||
&(cg->cupsd_settings));
|
||
|
||
cg->cupsd_num_settings = cupsAddOption(CUPS_SERVER_REMOTE_ADMIN,
|
||
(remote_access && remote_admin) ?
|
||
"1" : "0",
|
||
cg->cupsd_num_settings,
|
||
&(cg->cupsd_settings));
|
||
|
||
cg->cupsd_num_settings = cupsAddOption(CUPS_SERVER_REMOTE_ANY,
|
||
remote_any ? "1" : "0",
|
||
cg->cupsd_num_settings,
|
||
&(cg->cupsd_settings));
|
||
|
||
cg->cupsd_num_settings = cupsAddOption(CUPS_SERVER_SHARE_PRINTERS,
|
||
(remote_access && browsing) ? "1" :
|
||
"0",
|
||
cg->cupsd_num_settings,
|
||
&(cg->cupsd_settings));
|
||
|
||
cg->cupsd_num_settings = cupsAddOption(CUPS_SERVER_USER_CANCEL_ANY,
|
||
cancel_policy ? "1" : "0",
|
||
cg->cupsd_num_settings,
|
||
&(cg->cupsd_settings));
|
||
}
|
||
else if (status != HTTP_STATUS_NOT_MODIFIED)
|
||
invalidate_cupsd_cache(cg);
|
||
|
||
/*
|
||
* Remove any temporary files and copy the settings array...
|
||
*/
|
||
|
||
if (remote)
|
||
unlink(cupsdconf);
|
||
|
||
for (i = cg->cupsd_num_settings, setting = cg->cupsd_settings;
|
||
i > 0;
|
||
i --, setting ++)
|
||
*num_settings = cupsAddOption(setting->name, setting->value,
|
||
*num_settings, settings);
|
||
|
||
return (cg->cupsd_num_settings > 0);
|
||
}
|
||
|
||
|
||
/*
|
||
* 'cupsAdminSetServerSettings()' - Set settings on the server.
|
||
*
|
||
* @since CUPS 1.3/macOS 10.5@
|
||
*/
|
||
|
||
int /* O - 1 on success, 0 on failure */
|
||
cupsAdminSetServerSettings(
|
||
http_t *http, /* I - Connection to server or @code CUPS_HTTP_DEFAULT@ */
|
||
int num_settings, /* I - Number of settings */
|
||
cups_option_t *settings) /* I - Settings */
|
||
{
|
||
int i; /* Looping var */
|
||
http_status_t status; /* GET/PUT status */
|
||
const char *server_port_env; /* SERVER_PORT env var */
|
||
int server_port; /* IPP port for server */
|
||
cups_file_t *cupsd; /* cupsd.conf file */
|
||
char cupsdconf[1024]; /* cupsd.conf filename */
|
||
int remote; /* Remote cupsd.conf file? */
|
||
char tempfile[1024]; /* Temporary new cupsd.conf */
|
||
cups_file_t *temp; /* Temporary file */
|
||
char line[1024], /* Line from cupsd.conf file */
|
||
*value; /* Value on line */
|
||
int linenum, /* Line number in file */
|
||
in_location, /* In a location section? */
|
||
in_policy, /* In a policy section? */
|
||
in_default_policy, /* In the default policy section? */
|
||
in_cancel_job, /* In a cancel-job section? */
|
||
in_admin_location, /* In the /admin location? */
|
||
in_conf_location, /* In the /admin/conf location? */
|
||
in_log_location, /* In the /admin/log location? */
|
||
in_root_location; /* In the / location? */
|
||
const char *val; /* Setting value */
|
||
int share_printers, /* Share local printers */
|
||
remote_admin, /* Remote administration allowed? */
|
||
remote_any, /* Remote access from anywhere? */
|
||
user_cancel_any, /* Cancel-job policy set? */
|
||
debug_logging; /* LogLevel debug set? */
|
||
int wrote_port_listen, /* Wrote the port/listen lines? */
|
||
wrote_browsing, /* Wrote the browsing lines? */
|
||
wrote_policy, /* Wrote the policy? */
|
||
wrote_loglevel, /* Wrote the LogLevel line? */
|
||
wrote_admin_location, /* Wrote the /admin location? */
|
||
wrote_conf_location, /* Wrote the /admin/conf location? */
|
||
wrote_log_location, /* Wrote the /admin/log location? */
|
||
wrote_root_location; /* Wrote the / location? */
|
||
int indent; /* Indentation */
|
||
int cupsd_num_settings; /* New number of settings */
|
||
int old_share_printers, /* Share local printers */
|
||
old_remote_admin, /* Remote administration allowed? */
|
||
old_remote_any, /* Remote access from anywhere? */
|
||
old_user_cancel_any, /* Cancel-job policy set? */
|
||
old_debug_logging; /* LogLevel debug set? */
|
||
cups_option_t *cupsd_settings, /* New settings */
|
||
*setting; /* Current setting */
|
||
_cups_globals_t *cg = _cupsGlobals(); /* Global data */
|
||
|
||
|
||
/*
|
||
* Range check input...
|
||
*/
|
||
|
||
if (!http)
|
||
http = _cupsConnect();
|
||
|
||
if (!http || !num_settings || !settings)
|
||
{
|
||
_cupsSetError(IPP_STATUS_ERROR_INTERNAL, strerror(EINVAL), 0);
|
||
|
||
return (0);
|
||
}
|
||
|
||
/*
|
||
* Get the cupsd.conf file...
|
||
*/
|
||
|
||
if (get_cupsd_conf(http, cg, 0, cupsdconf, sizeof(cupsdconf),
|
||
&remote) == HTTP_STATUS_OK)
|
||
{
|
||
if ((cupsd = cupsFileOpen(cupsdconf, "r")) == NULL)
|
||
{
|
||
_cupsSetError(IPP_STATUS_ERROR_INTERNAL, NULL, 0);
|
||
return (0);
|
||
}
|
||
}
|
||
else
|
||
return (0);
|
||
|
||
/*
|
||
* Get current settings...
|
||
*/
|
||
|
||
if (!cupsAdminGetServerSettings(http, &cupsd_num_settings,
|
||
&cupsd_settings))
|
||
return (0);
|
||
|
||
if ((val = cupsGetOption(CUPS_SERVER_DEBUG_LOGGING, cupsd_num_settings,
|
||
cupsd_settings)) != NULL)
|
||
old_debug_logging = atoi(val);
|
||
else
|
||
old_debug_logging = 0;
|
||
|
||
DEBUG_printf(("1cupsAdminSetServerSettings: old debug_logging=%d",
|
||
old_debug_logging));
|
||
|
||
if ((val = cupsGetOption(CUPS_SERVER_REMOTE_ADMIN, cupsd_num_settings,
|
||
cupsd_settings)) != NULL)
|
||
old_remote_admin = atoi(val);
|
||
else
|
||
old_remote_admin = 0;
|
||
|
||
DEBUG_printf(("1cupsAdminSetServerSettings: old remote_admin=%d",
|
||
old_remote_admin));
|
||
|
||
if ((val = cupsGetOption(CUPS_SERVER_REMOTE_ANY, cupsd_num_settings,
|
||
cupsd_settings)) != NULL)
|
||
old_remote_any = atoi(val);
|
||
else
|
||
old_remote_any = 0;
|
||
|
||
DEBUG_printf(("1cupsAdminSetServerSettings: old remote_any=%d",
|
||
old_remote_any));
|
||
|
||
if ((val = cupsGetOption(CUPS_SERVER_SHARE_PRINTERS, cupsd_num_settings,
|
||
cupsd_settings)) != NULL)
|
||
old_share_printers = atoi(val);
|
||
else
|
||
old_share_printers = 0;
|
||
|
||
DEBUG_printf(("1cupsAdminSetServerSettings: old share_printers=%d",
|
||
old_share_printers));
|
||
|
||
if ((val = cupsGetOption(CUPS_SERVER_USER_CANCEL_ANY, cupsd_num_settings,
|
||
cupsd_settings)) != NULL)
|
||
old_user_cancel_any = atoi(val);
|
||
else
|
||
old_user_cancel_any = 0;
|
||
|
||
DEBUG_printf(("1cupsAdminSetServerSettings: old user_cancel_any=%d",
|
||
old_user_cancel_any));
|
||
|
||
cupsFreeOptions(cupsd_num_settings, cupsd_settings);
|
||
|
||
/*
|
||
* Get basic settings...
|
||
*/
|
||
|
||
if ((val = cupsGetOption(CUPS_SERVER_DEBUG_LOGGING, num_settings,
|
||
settings)) != NULL)
|
||
{
|
||
debug_logging = atoi(val);
|
||
|
||
if (debug_logging == old_debug_logging)
|
||
{
|
||
/*
|
||
* No change to this setting...
|
||
*/
|
||
|
||
debug_logging = -1;
|
||
}
|
||
}
|
||
else
|
||
debug_logging = -1;
|
||
|
||
DEBUG_printf(("1cupsAdminSetServerSettings: debug_logging=%d",
|
||
debug_logging));
|
||
|
||
if ((val = cupsGetOption(CUPS_SERVER_REMOTE_ANY, num_settings, settings)) != NULL)
|
||
{
|
||
remote_any = atoi(val);
|
||
|
||
if (remote_any == old_remote_any)
|
||
{
|
||
/*
|
||
* No change to this setting...
|
||
*/
|
||
|
||
remote_any = -1;
|
||
}
|
||
}
|
||
else
|
||
remote_any = -1;
|
||
|
||
DEBUG_printf(("1cupsAdminSetServerSettings: remote_any=%d", remote_any));
|
||
|
||
if ((val = cupsGetOption(CUPS_SERVER_REMOTE_ADMIN, num_settings,
|
||
settings)) != NULL)
|
||
{
|
||
remote_admin = atoi(val);
|
||
|
||
if (remote_admin == old_remote_admin)
|
||
{
|
||
/*
|
||
* No change to this setting...
|
||
*/
|
||
|
||
remote_admin = -1;
|
||
}
|
||
}
|
||
else
|
||
remote_admin = -1;
|
||
|
||
DEBUG_printf(("1cupsAdminSetServerSettings: remote_admin=%d",
|
||
remote_admin));
|
||
|
||
if ((val = cupsGetOption(CUPS_SERVER_SHARE_PRINTERS, num_settings,
|
||
settings)) != NULL)
|
||
{
|
||
share_printers = atoi(val);
|
||
|
||
if (share_printers == old_share_printers)
|
||
{
|
||
/*
|
||
* No change to this setting...
|
||
*/
|
||
|
||
share_printers = -1;
|
||
}
|
||
}
|
||
else
|
||
share_printers = -1;
|
||
|
||
DEBUG_printf(("1cupsAdminSetServerSettings: share_printers=%d",
|
||
share_printers));
|
||
|
||
if ((val = cupsGetOption(CUPS_SERVER_USER_CANCEL_ANY, num_settings,
|
||
settings)) != NULL)
|
||
{
|
||
user_cancel_any = atoi(val);
|
||
|
||
if (user_cancel_any == old_user_cancel_any)
|
||
{
|
||
/*
|
||
* No change to this setting...
|
||
*/
|
||
|
||
user_cancel_any = -1;
|
||
}
|
||
}
|
||
else
|
||
user_cancel_any = -1;
|
||
|
||
DEBUG_printf(("1cupsAdminSetServerSettings: user_cancel_any=%d",
|
||
user_cancel_any));
|
||
|
||
/*
|
||
* Create a temporary file for the new cupsd.conf file...
|
||
*/
|
||
|
||
if ((temp = cupsTempFile2(tempfile, sizeof(tempfile))) == NULL)
|
||
{
|
||
cupsFileClose(cupsd);
|
||
|
||
if (remote)
|
||
unlink(cupsdconf);
|
||
|
||
_cupsSetError(IPP_STATUS_ERROR_INTERNAL, NULL, 0);
|
||
return (0);
|
||
}
|
||
|
||
/*
|
||
* Copy the old file to the new, making changes along the way...
|
||
*/
|
||
|
||
cupsd_num_settings = 0;
|
||
in_admin_location = 0;
|
||
in_cancel_job = 0;
|
||
in_conf_location = 0;
|
||
in_default_policy = 0;
|
||
in_location = 0;
|
||
in_log_location = 0;
|
||
in_policy = 0;
|
||
in_root_location = 0;
|
||
linenum = 0;
|
||
wrote_admin_location = 0;
|
||
wrote_browsing = 0;
|
||
wrote_conf_location = 0;
|
||
wrote_log_location = 0;
|
||
wrote_loglevel = 0;
|
||
wrote_policy = 0;
|
||
wrote_port_listen = 0;
|
||
wrote_root_location = 0;
|
||
indent = 0;
|
||
|
||
if ((server_port_env = getenv("SERVER_PORT")) != NULL)
|
||
{
|
||
if ((server_port = atoi(server_port_env)) <= 0)
|
||
server_port = ippPort();
|
||
}
|
||
else
|
||
server_port = ippPort();
|
||
|
||
if (server_port <= 0)
|
||
server_port = IPP_PORT;
|
||
|
||
while (cupsFileGetConf(cupsd, line, sizeof(line), &value, &linenum))
|
||
{
|
||
if ((!_cups_strcasecmp(line, "Port") || !_cups_strcasecmp(line, "Listen")) &&
|
||
(remote_admin >= 0 || remote_any >= 0 || share_printers >= 0))
|
||
{
|
||
if (!wrote_port_listen)
|
||
{
|
||
wrote_port_listen = 1;
|
||
|
||
if (remote_admin > 0 || remote_any > 0 || share_printers > 0)
|
||
{
|
||
cupsFilePuts(temp, "# Allow remote access\n");
|
||
cupsFilePrintf(temp, "Port %d\n", server_port);
|
||
}
|
||
else
|
||
{
|
||
cupsFilePuts(temp, "# Only listen for connections from the local "
|
||
"machine.\n");
|
||
cupsFilePrintf(temp, "Listen localhost:%d\n", server_port);
|
||
}
|
||
|
||
#ifdef CUPS_DEFAULT_DOMAINSOCKET
|
||
if ((!value || strcmp(CUPS_DEFAULT_DOMAINSOCKET, value)) &&
|
||
!access(CUPS_DEFAULT_DOMAINSOCKET, 0))
|
||
cupsFilePuts(temp, "Listen " CUPS_DEFAULT_DOMAINSOCKET "\n");
|
||
#endif /* CUPS_DEFAULT_DOMAINSOCKET */
|
||
}
|
||
else if (value && value[0] == '/'
|
||
#ifdef CUPS_DEFAULT_DOMAINSOCKET
|
||
&& strcmp(CUPS_DEFAULT_DOMAINSOCKET, value)
|
||
#endif /* CUPS_DEFAULT_DOMAINSOCKET */
|
||
)
|
||
cupsFilePrintf(temp, "Listen %s\n", value);
|
||
}
|
||
else if ((!_cups_strcasecmp(line, "Browsing") ||
|
||
!_cups_strcasecmp(line, "BrowseLocalProtocols")) &&
|
||
share_printers >= 0)
|
||
{
|
||
if (!wrote_browsing)
|
||
{
|
||
wrote_browsing = 1;
|
||
|
||
if (share_printers)
|
||
{
|
||
const char *localp = cupsGetOption("BrowseLocalProtocols",
|
||
num_settings, settings);
|
||
|
||
if (!localp || !localp[0])
|
||
localp = cupsGetOption("BrowseLocalProtocols", cupsd_num_settings,
|
||
cupsd_settings);
|
||
|
||
cupsFilePuts(temp, "# Share local printers on the local network.\n");
|
||
cupsFilePuts(temp, "Browsing On\n");
|
||
|
||
if (!localp)
|
||
localp = CUPS_DEFAULT_BROWSE_LOCAL_PROTOCOLS;
|
||
|
||
cupsFilePrintf(temp, "BrowseLocalProtocols %s\n", localp);
|
||
|
||
cupsd_num_settings = cupsAddOption("BrowseLocalProtocols", localp,
|
||
cupsd_num_settings,
|
||
&cupsd_settings);
|
||
}
|
||
else
|
||
{
|
||
cupsFilePuts(temp, "# Disable printer sharing.\n");
|
||
cupsFilePuts(temp, "Browsing Off\n");
|
||
}
|
||
}
|
||
}
|
||
else if (!_cups_strcasecmp(line, "LogLevel") && debug_logging >= 0)
|
||
{
|
||
wrote_loglevel = 1;
|
||
|
||
if (debug_logging)
|
||
{
|
||
cupsFilePuts(temp,
|
||
"# Show troubleshooting information in error_log.\n");
|
||
cupsFilePuts(temp, "LogLevel debug\n");
|
||
}
|
||
else
|
||
{
|
||
cupsFilePuts(temp, "# Show general information in error_log.\n");
|
||
cupsFilePuts(temp, "LogLevel " CUPS_DEFAULT_LOG_LEVEL "\n");
|
||
}
|
||
}
|
||
else if (!_cups_strcasecmp(line, "<Policy"))
|
||
{
|
||
in_default_policy = !_cups_strcasecmp(value, "default");
|
||
in_policy = 1;
|
||
|
||
cupsFilePrintf(temp, "%s %s>\n", line, value);
|
||
indent += 2;
|
||
}
|
||
else if (!_cups_strcasecmp(line, "</Policy>"))
|
||
{
|
||
indent -= 2;
|
||
if (!wrote_policy && in_default_policy)
|
||
{
|
||
wrote_policy = 1;
|
||
|
||
if (!user_cancel_any)
|
||
cupsFilePuts(temp, " # Only the owner or an administrator can "
|
||
"cancel a job...\n"
|
||
" <Limit Cancel-Job>\n"
|
||
" Order deny,allow\n"
|
||
" Require user @OWNER "
|
||
CUPS_DEFAULT_PRINTOPERATOR_AUTH "\n"
|
||
" </Limit>\n");
|
||
}
|
||
|
||
in_policy = 0;
|
||
in_default_policy = 0;
|
||
|
||
cupsFilePuts(temp, "</Policy>\n");
|
||
}
|
||
else if (!_cups_strcasecmp(line, "<Location"))
|
||
{
|
||
in_location = 1;
|
||
indent += 2;
|
||
if (!strcmp(value, "/admin"))
|
||
in_admin_location = 1;
|
||
else if (!strcmp(value, "/admin/conf"))
|
||
in_conf_location = 1;
|
||
else if (!strcmp(value, "/admin/log"))
|
||
in_log_location = 1;
|
||
else if (!strcmp(value, "/"))
|
||
in_root_location = 1;
|
||
|
||
cupsFilePrintf(temp, "%s %s>\n", line, value);
|
||
}
|
||
else if (!_cups_strcasecmp(line, "</Location>"))
|
||
{
|
||
in_location = 0;
|
||
indent -= 2;
|
||
if (in_admin_location && remote_admin >= 0)
|
||
{
|
||
wrote_admin_location = 1;
|
||
|
||
if (remote_admin)
|
||
cupsFilePuts(temp, " # Allow remote administration...\n");
|
||
else if (remote_admin == 0)
|
||
cupsFilePuts(temp, " # Restrict access to the admin pages...\n");
|
||
|
||
cupsFilePuts(temp, " Order allow,deny\n");
|
||
|
||
if (remote_admin)
|
||
cupsFilePrintf(temp, " Allow %s\n",
|
||
remote_any > 0 ? "all" : "@LOCAL");
|
||
}
|
||
else if (in_conf_location && remote_admin >= 0)
|
||
{
|
||
wrote_conf_location = 1;
|
||
|
||
if (remote_admin)
|
||
cupsFilePuts(temp, " # Allow remote access to the configuration "
|
||
"files...\n");
|
||
else
|
||
cupsFilePuts(temp, " # Restrict access to the configuration "
|
||
"files...\n");
|
||
|
||
cupsFilePuts(temp, " Order allow,deny\n");
|
||
|
||
if (remote_admin)
|
||
cupsFilePrintf(temp, " Allow %s\n",
|
||
remote_any > 0 ? "all" : "@LOCAL");
|
||
}
|
||
else if (in_log_location && remote_admin >= 0)
|
||
{
|
||
wrote_log_location = 1;
|
||
|
||
if (remote_admin)
|
||
cupsFilePuts(temp, " # Allow remote access to the log "
|
||
"files...\n");
|
||
else
|
||
cupsFilePuts(temp, " # Restrict access to the log "
|
||
"files...\n");
|
||
|
||
cupsFilePuts(temp, " Order allow,deny\n");
|
||
|
||
if (remote_admin)
|
||
cupsFilePrintf(temp, " Allow %s\n",
|
||
remote_any > 0 ? "all" : "@LOCAL");
|
||
}
|
||
else if (in_root_location &&
|
||
(remote_admin >= 0 || remote_any >= 0 || share_printers >= 0))
|
||
{
|
||
wrote_root_location = 1;
|
||
|
||
if (remote_admin > 0 && share_printers > 0)
|
||
cupsFilePuts(temp, " # Allow shared printing and remote "
|
||
"administration...\n");
|
||
else if (remote_admin > 0)
|
||
cupsFilePuts(temp, " # Allow remote administration...\n");
|
||
else if (share_printers > 0)
|
||
cupsFilePuts(temp, " # Allow shared printing...\n");
|
||
else if (remote_any > 0)
|
||
cupsFilePuts(temp, " # Allow remote access...\n");
|
||
else
|
||
cupsFilePuts(temp, " # Restrict access to the server...\n");
|
||
|
||
cupsFilePuts(temp, " Order allow,deny\n");
|
||
|
||
if (remote_admin > 0 || remote_any > 0 || share_printers > 0)
|
||
cupsFilePrintf(temp, " Allow %s\n",
|
||
remote_any > 0 ? "all" : "@LOCAL");
|
||
}
|
||
|
||
in_admin_location = 0;
|
||
in_conf_location = 0;
|
||
in_log_location = 0;
|
||
in_root_location = 0;
|
||
|
||
cupsFilePuts(temp, "</Location>\n");
|
||
}
|
||
else if (!_cups_strcasecmp(line, "<Limit"))
|
||
{
|
||
if (in_default_policy)
|
||
{
|
||
/*
|
||
* See if the policy limit is for the Cancel-Job operation...
|
||
*/
|
||
|
||
char *valptr; /* Pointer into value */
|
||
|
||
|
||
if (!_cups_strcasecmp(value, "cancel-job") && user_cancel_any >= 0)
|
||
{
|
||
/*
|
||
* Don't write anything for this limit section...
|
||
*/
|
||
|
||
in_cancel_job = 2;
|
||
}
|
||
else
|
||
{
|
||
cupsFilePrintf(temp, "%*s%s", indent, "", line);
|
||
|
||
while (*value)
|
||
{
|
||
for (valptr = value; *valptr && !_cups_isspace(*valptr); valptr ++);
|
||
|
||
if (*valptr)
|
||
*valptr++ = '\0';
|
||
|
||
if (!_cups_strcasecmp(value, "cancel-job") && user_cancel_any >= 0)
|
||
{
|
||
/*
|
||
* Write everything except for this definition...
|
||
*/
|
||
|
||
in_cancel_job = 1;
|
||
}
|
||
else
|
||
cupsFilePrintf(temp, " %s", value);
|
||
|
||
for (value = valptr; _cups_isspace(*value); value ++);
|
||
}
|
||
|
||
cupsFilePuts(temp, ">\n");
|
||
}
|
||
}
|
||
else
|
||
cupsFilePrintf(temp, "%*s%s %s>\n", indent, "", line, value);
|
||
|
||
indent += 2;
|
||
}
|
||
else if (!_cups_strcasecmp(line, "</Limit>") && in_cancel_job)
|
||
{
|
||
indent -= 2;
|
||
|
||
if (in_cancel_job == 1)
|
||
cupsFilePuts(temp, " </Limit>\n");
|
||
|
||
wrote_policy = 1;
|
||
|
||
if (!user_cancel_any)
|
||
cupsFilePuts(temp, " # Only the owner or an administrator can cancel "
|
||
"a job...\n"
|
||
" <Limit Cancel-Job>\n"
|
||
" Order deny,allow\n"
|
||
" Require user @OWNER "
|
||
CUPS_DEFAULT_PRINTOPERATOR_AUTH "\n"
|
||
" </Limit>\n");
|
||
|
||
in_cancel_job = 0;
|
||
}
|
||
else if ((((in_admin_location || in_conf_location || in_root_location || in_log_location) &&
|
||
(remote_admin >= 0 || remote_any >= 0)) ||
|
||
(in_root_location && share_printers >= 0)) &&
|
||
(!_cups_strcasecmp(line, "Allow") || !_cups_strcasecmp(line, "Deny") ||
|
||
!_cups_strcasecmp(line, "Order")))
|
||
continue;
|
||
else if (in_cancel_job == 2)
|
||
continue;
|
||
else if (line[0] == '<')
|
||
{
|
||
if (value)
|
||
{
|
||
cupsFilePrintf(temp, "%*s%s %s>\n", indent, "", line, value);
|
||
indent += 2;
|
||
}
|
||
else
|
||
{
|
||
if (line[1] == '/')
|
||
indent -= 2;
|
||
|
||
cupsFilePrintf(temp, "%*s%s\n", indent, "", line);
|
||
}
|
||
}
|
||
else if (!in_policy && !in_location &&
|
||
(val = cupsGetOption(line, num_settings, settings)) != NULL)
|
||
{
|
||
/*
|
||
* Replace this directive's value with the new one...
|
||
*/
|
||
|
||
cupsd_num_settings = cupsAddOption(line, val, cupsd_num_settings,
|
||
&cupsd_settings);
|
||
|
||
/*
|
||
* Write the new value in its place, without indentation since we
|
||
* only support setting root directives, not in sections...
|
||
*/
|
||
|
||
cupsFilePrintf(temp, "%s %s\n", line, val);
|
||
}
|
||
else if (value)
|
||
{
|
||
if (!in_policy && !in_location)
|
||
{
|
||
/*
|
||
* Record the non-policy, non-location directives that we find
|
||
* in the server settings, since we cache this info and record it
|
||
* in cupsAdminGetServerSettings()...
|
||
*/
|
||
|
||
cupsd_num_settings = cupsAddOption(line, value, cupsd_num_settings,
|
||
&cupsd_settings);
|
||
}
|
||
|
||
cupsFilePrintf(temp, "%*s%s %s\n", indent, "", line, value);
|
||
}
|
||
else
|
||
cupsFilePrintf(temp, "%*s%s\n", indent, "", line);
|
||
}
|
||
|
||
/*
|
||
* Write any missing info...
|
||
*/
|
||
|
||
if (!wrote_browsing && share_printers >= 0)
|
||
{
|
||
if (share_printers > 0)
|
||
{
|
||
cupsFilePuts(temp, "# Share local printers on the local network.\n");
|
||
cupsFilePuts(temp, "Browsing On\n");
|
||
}
|
||
else
|
||
{
|
||
cupsFilePuts(temp, "# Disable printer sharing and shared printers.\n");
|
||
cupsFilePuts(temp, "Browsing Off\n");
|
||
}
|
||
}
|
||
|
||
if (!wrote_loglevel && debug_logging >= 0)
|
||
{
|
||
if (debug_logging)
|
||
{
|
||
cupsFilePuts(temp, "# Show troubleshooting information in error_log.\n");
|
||
cupsFilePuts(temp, "LogLevel debug\n");
|
||
}
|
||
else
|
||
{
|
||
cupsFilePuts(temp, "# Show general information in error_log.\n");
|
||
cupsFilePuts(temp, "LogLevel " CUPS_DEFAULT_LOG_LEVEL "\n");
|
||
}
|
||
}
|
||
|
||
if (!wrote_port_listen &&
|
||
(remote_admin >= 0 || remote_any >= 0 || share_printers >= 0))
|
||
{
|
||
if (remote_admin > 0 || remote_any > 0 || share_printers > 0)
|
||
{
|
||
cupsFilePuts(temp, "# Allow remote access\n");
|
||
cupsFilePrintf(temp, "Port %d\n", ippPort());
|
||
}
|
||
else
|
||
{
|
||
cupsFilePuts(temp,
|
||
"# Only listen for connections from the local machine.\n");
|
||
cupsFilePrintf(temp, "Listen localhost:%d\n", ippPort());
|
||
}
|
||
|
||
#ifdef CUPS_DEFAULT_DOMAINSOCKET
|
||
if (!access(CUPS_DEFAULT_DOMAINSOCKET, 0))
|
||
cupsFilePuts(temp, "Listen " CUPS_DEFAULT_DOMAINSOCKET "\n");
|
||
#endif /* CUPS_DEFAULT_DOMAINSOCKET */
|
||
}
|
||
|
||
if (!wrote_root_location &&
|
||
(remote_admin >= 0 || remote_any >= 0 || share_printers >= 0))
|
||
{
|
||
if (remote_admin > 0 && share_printers > 0)
|
||
cupsFilePuts(temp,
|
||
"# Allow shared printing and remote administration...\n");
|
||
else if (remote_admin > 0)
|
||
cupsFilePuts(temp, "# Allow remote administration...\n");
|
||
else if (share_printers > 0)
|
||
cupsFilePuts(temp, "# Allow shared printing...\n");
|
||
else if (remote_any > 0)
|
||
cupsFilePuts(temp, "# Allow remote access...\n");
|
||
else
|
||
cupsFilePuts(temp, "# Restrict access to the server...\n");
|
||
|
||
cupsFilePuts(temp, "<Location />\n"
|
||
" Order allow,deny\n");
|
||
|
||
if (remote_admin > 0 || remote_any > 0 || share_printers > 0)
|
||
cupsFilePrintf(temp, " Allow %s\n", remote_any > 0 ? "all" : "@LOCAL");
|
||
|
||
cupsFilePuts(temp, "</Location>\n");
|
||
}
|
||
|
||
if (!wrote_admin_location && remote_admin >= 0)
|
||
{
|
||
if (remote_admin)
|
||
cupsFilePuts(temp, "# Allow remote administration...\n");
|
||
else
|
||
cupsFilePuts(temp, "# Restrict access to the admin pages...\n");
|
||
|
||
cupsFilePuts(temp, "<Location /admin>\n"
|
||
" Order allow,deny\n");
|
||
|
||
if (remote_admin)
|
||
cupsFilePrintf(temp, " Allow %s\n", remote_any > 0 ? "all" : "@LOCAL");
|
||
|
||
cupsFilePuts(temp, "</Location>\n");
|
||
}
|
||
|
||
if (!wrote_conf_location && remote_admin >= 0)
|
||
{
|
||
if (remote_admin)
|
||
cupsFilePuts(temp,
|
||
"# Allow remote access to the configuration files...\n");
|
||
else
|
||
cupsFilePuts(temp, "# Restrict access to the configuration files...\n");
|
||
|
||
cupsFilePuts(temp, "<Location /admin/conf>\n"
|
||
" AuthType Default\n"
|
||
" Require user @SYSTEM\n"
|
||
" Order allow,deny\n");
|
||
|
||
if (remote_admin)
|
||
cupsFilePrintf(temp, " Allow %s\n", remote_any > 0 ? "all" : "@LOCAL");
|
||
|
||
cupsFilePuts(temp, "</Location>\n");
|
||
}
|
||
|
||
if (!wrote_log_location && remote_admin >= 0)
|
||
{
|
||
if (remote_admin)
|
||
cupsFilePuts(temp,
|
||
"# Allow remote access to the log files...\n");
|
||
else
|
||
cupsFilePuts(temp, "# Restrict access to the log files...\n");
|
||
|
||
cupsFilePuts(temp, "<Location /admin/log>\n"
|
||
" AuthType Default\n"
|
||
" Require user @SYSTEM\n"
|
||
" Order allow,deny\n");
|
||
|
||
if (remote_admin)
|
||
cupsFilePrintf(temp, " Allow %s\n", remote_any > 0 ? "all" : "@LOCAL");
|
||
|
||
cupsFilePuts(temp, "</Location>\n");
|
||
}
|
||
|
||
if (!wrote_policy && user_cancel_any >= 0)
|
||
{
|
||
cupsFilePuts(temp, "<Policy default>\n"
|
||
" # Job-related operations must be done by the owner "
|
||
"or an administrator...\n"
|
||
" <Limit Send-Document Send-URI 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 "
|
||
"CUPS-Move-Job>\n"
|
||
" Require user @OWNER @SYSTEM\n"
|
||
" Order deny,allow\n"
|
||
" </Limit>\n"
|
||
" # All administration operations require an "
|
||
"administrator to authenticate...\n"
|
||
" <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 "
|
||
"CUPS-Add-Printer CUPS-Delete-Printer "
|
||
"CUPS-Add-Class CUPS-Delete-Class "
|
||
"CUPS-Accept-Jobs CUPS-Reject-Jobs "
|
||
"CUPS-Set-Default CUPS-Add-Device CUPS-Delete-Device>\n"
|
||
" AuthType Default\n"
|
||
" Require user @SYSTEM\n"
|
||
" Order deny,allow\n"
|
||
"</Limit>\n");
|
||
|
||
if (!user_cancel_any)
|
||
cupsFilePuts(temp, " # Only the owner or an administrator can cancel "
|
||
"a job...\n"
|
||
" <Limit Cancel-Job>\n"
|
||
" Order deny,allow\n"
|
||
" Require user @OWNER "
|
||
CUPS_DEFAULT_PRINTOPERATOR_AUTH "\n"
|
||
" </Limit>\n");
|
||
|
||
cupsFilePuts(temp, " <Limit All>\n"
|
||
" Order deny,allow\n"
|
||
" </Limit>\n"
|
||
"</Policy>\n");
|
||
}
|
||
|
||
for (i = num_settings, setting = settings; i > 0; i --, setting ++)
|
||
if (setting->name[0] != '_' &&
|
||
_cups_strcasecmp(setting->name, "Listen") &&
|
||
_cups_strcasecmp(setting->name, "Port") &&
|
||
!cupsGetOption(setting->name, cupsd_num_settings, cupsd_settings))
|
||
{
|
||
/*
|
||
* Add this directive to the list of directives we have written...
|
||
*/
|
||
|
||
cupsd_num_settings = cupsAddOption(setting->name, setting->value,
|
||
cupsd_num_settings, &cupsd_settings);
|
||
|
||
/*
|
||
* Write the new value, without indentation since we only support
|
||
* setting root directives, not in sections...
|
||
*/
|
||
|
||
cupsFilePrintf(temp, "%s %s\n", setting->name, setting->value);
|
||
}
|
||
|
||
cupsFileClose(cupsd);
|
||
cupsFileClose(temp);
|
||
|
||
/*
|
||
* Upload the configuration file to the server...
|
||
*/
|
||
|
||
status = cupsPutFile(http, "/admin/conf/cupsd.conf", tempfile);
|
||
|
||
if (status == HTTP_STATUS_CREATED)
|
||
{
|
||
/*
|
||
* Updated OK, add the basic settings...
|
||
*/
|
||
|
||
if (debug_logging >= 0)
|
||
cupsd_num_settings = cupsAddOption(CUPS_SERVER_DEBUG_LOGGING,
|
||
debug_logging ? "1" : "0",
|
||
cupsd_num_settings, &cupsd_settings);
|
||
else
|
||
cupsd_num_settings = cupsAddOption(CUPS_SERVER_DEBUG_LOGGING,
|
||
old_debug_logging ? "1" : "0",
|
||
cupsd_num_settings, &cupsd_settings);
|
||
|
||
if (remote_admin >= 0)
|
||
cupsd_num_settings = cupsAddOption(CUPS_SERVER_REMOTE_ADMIN,
|
||
remote_admin ? "1" : "0",
|
||
cupsd_num_settings, &cupsd_settings);
|
||
else
|
||
cupsd_num_settings = cupsAddOption(CUPS_SERVER_REMOTE_ADMIN,
|
||
old_remote_admin ? "1" : "0",
|
||
cupsd_num_settings, &cupsd_settings);
|
||
|
||
if (remote_any >= 0)
|
||
cupsd_num_settings = cupsAddOption(CUPS_SERVER_REMOTE_ANY,
|
||
remote_any ? "1" : "0",
|
||
cupsd_num_settings, &cupsd_settings);
|
||
else
|
||
cupsd_num_settings = cupsAddOption(CUPS_SERVER_REMOTE_ANY,
|
||
old_remote_any ? "1" : "0",
|
||
cupsd_num_settings, &cupsd_settings);
|
||
|
||
if (share_printers >= 0)
|
||
cupsd_num_settings = cupsAddOption(CUPS_SERVER_SHARE_PRINTERS,
|
||
share_printers ? "1" : "0",
|
||
cupsd_num_settings, &cupsd_settings);
|
||
else
|
||
cupsd_num_settings = cupsAddOption(CUPS_SERVER_SHARE_PRINTERS,
|
||
old_share_printers ? "1" : "0",
|
||
cupsd_num_settings, &cupsd_settings);
|
||
|
||
if (user_cancel_any >= 0)
|
||
cupsd_num_settings = cupsAddOption(CUPS_SERVER_USER_CANCEL_ANY,
|
||
user_cancel_any ? "1" : "0",
|
||
cupsd_num_settings, &cupsd_settings);
|
||
else
|
||
cupsd_num_settings = cupsAddOption(CUPS_SERVER_USER_CANCEL_ANY,
|
||
old_user_cancel_any ? "1" : "0",
|
||
cupsd_num_settings, &cupsd_settings);
|
||
|
||
/*
|
||
* Save the new values...
|
||
*/
|
||
|
||
invalidate_cupsd_cache(cg);
|
||
|
||
cg->cupsd_num_settings = cupsd_num_settings;
|
||
cg->cupsd_settings = cupsd_settings;
|
||
cg->cupsd_update = time(NULL);
|
||
|
||
httpGetHostname(http, cg->cupsd_hostname, sizeof(cg->cupsd_hostname));
|
||
}
|
||
else
|
||
cupsFreeOptions(cupsd_num_settings, cupsd_settings);
|
||
|
||
/*
|
||
* Remote our temp files and return...
|
||
*/
|
||
|
||
if (remote)
|
||
unlink(cupsdconf);
|
||
|
||
unlink(tempfile);
|
||
|
||
return (status == HTTP_STATUS_CREATED);
|
||
}
|
||
|
||
|
||
/*
|
||
* 'get_cupsd_conf()' - Get the current cupsd.conf file.
|
||
*/
|
||
|
||
static http_status_t /* O - Status of request */
|
||
get_cupsd_conf(
|
||
http_t *http, /* I - Connection to server */
|
||
_cups_globals_t *cg, /* I - Global data */
|
||
time_t last_update, /* I - Last update time for file */
|
||
char *name, /* I - Filename buffer */
|
||
size_t namesize, /* I - Size of filename buffer */
|
||
int *remote) /* O - Remote file? */
|
||
{
|
||
int fd; /* Temporary file descriptor */
|
||
#ifndef _WIN32
|
||
struct stat info; /* cupsd.conf file information */
|
||
#endif /* _WIN32 */
|
||
http_status_t status; /* Status of getting cupsd.conf */
|
||
char host[HTTP_MAX_HOST]; /* Hostname for connection */
|
||
|
||
|
||
/*
|
||
* See if we already have the data we need...
|
||
*/
|
||
|
||
httpGetHostname(http, host, sizeof(host));
|
||
|
||
if (_cups_strcasecmp(cg->cupsd_hostname, host))
|
||
invalidate_cupsd_cache(cg);
|
||
|
||
snprintf(name, namesize, "%s/cupsd.conf", cg->cups_serverroot);
|
||
*remote = 0;
|
||
|
||
#ifndef _WIN32
|
||
if (!_cups_strcasecmp(host, "localhost") && !access(name, R_OK))
|
||
{
|
||
/*
|
||
* Read the local file rather than using HTTP...
|
||
*/
|
||
|
||
if (stat(name, &info))
|
||
{
|
||
char message[1024]; /* Message string */
|
||
|
||
|
||
snprintf(message, sizeof(message),
|
||
_cupsLangString(cupsLangDefault(), _("stat of %s failed: %s")),
|
||
name, strerror(errno));
|
||
_cupsSetError(IPP_STATUS_ERROR_INTERNAL, message, 0);
|
||
|
||
*name = '\0';
|
||
|
||
return (HTTP_STATUS_SERVER_ERROR);
|
||
}
|
||
else if (last_update && info.st_mtime <= last_update)
|
||
status = HTTP_STATUS_NOT_MODIFIED;
|
||
else
|
||
status = HTTP_STATUS_OK;
|
||
}
|
||
else
|
||
#endif /* !_WIN32 */
|
||
{
|
||
/*
|
||
* Read cupsd.conf via a HTTP GET request...
|
||
*/
|
||
|
||
if ((fd = cupsTempFd(name, (int)namesize)) < 0)
|
||
{
|
||
*name = '\0';
|
||
|
||
_cupsSetError(IPP_STATUS_ERROR_INTERNAL, NULL, 0);
|
||
|
||
invalidate_cupsd_cache(cg);
|
||
|
||
return (HTTP_STATUS_SERVER_ERROR);
|
||
}
|
||
|
||
*remote = 1;
|
||
|
||
httpClearFields(http);
|
||
|
||
if (last_update)
|
||
httpSetField(http, HTTP_FIELD_IF_MODIFIED_SINCE,
|
||
httpGetDateString(last_update));
|
||
|
||
status = cupsGetFd(http, "/admin/conf/cupsd.conf", fd);
|
||
|
||
close(fd);
|
||
|
||
if (status != HTTP_STATUS_OK)
|
||
{
|
||
unlink(name);
|
||
*name = '\0';
|
||
}
|
||
}
|
||
|
||
return (status);
|
||
}
|
||
|
||
|
||
/*
|
||
* 'invalidate_cupsd_cache()' - Invalidate the cached cupsd.conf settings.
|
||
*/
|
||
|
||
static void
|
||
invalidate_cupsd_cache(
|
||
_cups_globals_t *cg) /* I - Global data */
|
||
{
|
||
cupsFreeOptions(cg->cupsd_num_settings, cg->cupsd_settings);
|
||
|
||
cg->cupsd_hostname[0] = '\0';
|
||
cg->cupsd_update = 0;
|
||
cg->cupsd_num_settings = 0;
|
||
cg->cupsd_settings = NULL;
|
||
}
|