214 lines
5.4 KiB
C
214 lines
5.4 KiB
C
/*
|
|
* Copyright (C) 2004, 2006 Internet Systems Consortium, Inc. ("ISC")
|
|
* Copyright (C) 1999-2003 Internet Software Consortium.
|
|
*
|
|
* Permission to use, copy, modify, and distribute this software for any
|
|
* purpose with or without fee is hereby granted, provided that the above
|
|
* copyright notice and this permission notice appear in all copies.
|
|
*
|
|
* THE SOFTWARE IS PROVIDED "AS IS" AND ISC DISCLAIMS ALL WARRANTIES WITH
|
|
* REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
|
|
* AND FITNESS. IN NO EVENT SHALL ISC BE LIABLE FOR ANY SPECIAL, DIRECT,
|
|
* INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
|
|
* LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE
|
|
* OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
|
|
* PERFORMANCE OF THIS SOFTWARE.
|
|
*/
|
|
|
|
/* $Id: server.h,v 1.58.2.1.10.13 2006/03/02 00:37:20 marka Exp $ */
|
|
|
|
#ifndef NAMED_SERVER_H
|
|
#define NAMED_SERVER_H 1
|
|
|
|
#include <isc/log.h>
|
|
#include <isc/sockaddr.h>
|
|
#include <isc/magic.h>
|
|
#include <isc/types.h>
|
|
#include <isc/quota.h>
|
|
|
|
#include <dns/types.h>
|
|
#include <dns/acl.h>
|
|
|
|
#include <named/types.h>
|
|
|
|
#define NS_EVENTCLASS ISC_EVENTCLASS(0x4E43)
|
|
#define NS_EVENT_RELOAD (NS_EVENTCLASS + 0)
|
|
#define NS_EVENT_CLIENTCONTROL (NS_EVENTCLASS + 1)
|
|
|
|
/*
|
|
* Name server state. Better here than in lots of separate global variables.
|
|
*/
|
|
struct ns_server {
|
|
unsigned int magic;
|
|
isc_mem_t * mctx;
|
|
|
|
isc_task_t * task;
|
|
|
|
/* Configurable data. */
|
|
isc_quota_t xfroutquota;
|
|
isc_quota_t tcpquota;
|
|
isc_quota_t recursionquota;
|
|
dns_acl_t *blackholeacl;
|
|
char * statsfile; /* Statistics file name */
|
|
char * dumpfile; /* Dump file name */
|
|
char * recfile; /* Recursive file name */
|
|
isc_boolean_t version_set; /* User has set version */
|
|
char * version; /* User-specified version */
|
|
isc_boolean_t hostname_set; /* User has set hostname */
|
|
char * hostname; /* User-specified hostname */
|
|
/* Use hostname for server id */
|
|
isc_boolean_t server_usehostname;
|
|
char * server_id; /* User-specified server id */
|
|
|
|
/*
|
|
* Current ACL environment. This defines the
|
|
* current values of the localhost and localnets
|
|
* ACLs.
|
|
*/
|
|
dns_aclenv_t aclenv;
|
|
|
|
/* Server data structures. */
|
|
dns_loadmgr_t * loadmgr;
|
|
dns_zonemgr_t * zonemgr;
|
|
dns_viewlist_t viewlist;
|
|
ns_interfacemgr_t * interfacemgr;
|
|
dns_db_t * in_roothints;
|
|
dns_tkeyctx_t * tkeyctx;
|
|
|
|
isc_timer_t * interface_timer;
|
|
isc_timer_t * heartbeat_timer;
|
|
isc_uint32_t interface_interval;
|
|
isc_uint32_t heartbeat_interval;
|
|
|
|
isc_mutex_t reload_event_lock;
|
|
isc_event_t * reload_event;
|
|
|
|
isc_boolean_t flushonshutdown;
|
|
isc_boolean_t log_queries; /* For BIND 8 compatibility */
|
|
|
|
isc_uint64_t * querystats; /* Query statistics counters */
|
|
|
|
ns_controls_t * controls; /* Control channels */
|
|
unsigned int dispatchgen;
|
|
ns_dispatchlist_t dispatches;
|
|
|
|
};
|
|
|
|
#define NS_SERVER_MAGIC ISC_MAGIC('S','V','E','R')
|
|
#define NS_SERVER_VALID(s) ISC_MAGIC_VALID(s, NS_SERVER_MAGIC)
|
|
|
|
void
|
|
ns_server_create(isc_mem_t *mctx, ns_server_t **serverp);
|
|
/*
|
|
* Create a server object with default settings.
|
|
* This function either succeeds or causes the program to exit
|
|
* with a fatal error.
|
|
*/
|
|
|
|
void
|
|
ns_server_destroy(ns_server_t **serverp);
|
|
/*
|
|
* Destroy a server object, freeing its memory.
|
|
*/
|
|
|
|
void
|
|
ns_server_reloadwanted(ns_server_t *server);
|
|
/*
|
|
* Inform a server that a reload is wanted. This function
|
|
* may be called asynchronously, from outside the server's task.
|
|
* If a reload is already scheduled or in progress, the call
|
|
* is ignored.
|
|
*/
|
|
|
|
void
|
|
ns_server_flushonshutdown(ns_server_t *server, isc_boolean_t flush);
|
|
/*
|
|
* Inform the server that the zones should be flushed to disk on shutdown.
|
|
*/
|
|
|
|
isc_result_t
|
|
ns_server_reloadcommand(ns_server_t *server, char *args, isc_buffer_t *text);
|
|
/*
|
|
* Act on a "reload" command from the command channel.
|
|
*/
|
|
|
|
isc_result_t
|
|
ns_server_reconfigcommand(ns_server_t *server, char *args);
|
|
/*
|
|
* Act on a "reconfig" command from the command channel.
|
|
*/
|
|
|
|
isc_result_t
|
|
ns_server_refreshcommand(ns_server_t *server, char *args, isc_buffer_t *text);
|
|
/*
|
|
* Act on a "refresh" command from the command channel.
|
|
*/
|
|
|
|
isc_result_t
|
|
ns_server_retransfercommand(ns_server_t *server, char *args);
|
|
/*
|
|
* Act on a "retransfer" command from the command channel.
|
|
*/
|
|
|
|
isc_result_t
|
|
ns_server_togglequerylog(ns_server_t *server);
|
|
/*
|
|
* Toggle logging of queries, as in BIND 8.
|
|
*/
|
|
|
|
/*
|
|
* Dump the current statistics to the statistics file.
|
|
*/
|
|
isc_result_t
|
|
ns_server_dumpstats(ns_server_t *server);
|
|
|
|
/*
|
|
* Dump the current cache to the dump file.
|
|
*/
|
|
isc_result_t
|
|
ns_server_dumpdb(ns_server_t *server, char *args);
|
|
|
|
/*
|
|
* Change or increment the server debug level.
|
|
*/
|
|
isc_result_t
|
|
ns_server_setdebuglevel(ns_server_t *server, char *args);
|
|
|
|
/*
|
|
* Flush the server's cache(s)
|
|
*/
|
|
isc_result_t
|
|
ns_server_flushcache(ns_server_t *server, char *args);
|
|
|
|
/*
|
|
* Flush a particular name from the server's cache(s)
|
|
*/
|
|
isc_result_t
|
|
ns_server_flushname(ns_server_t *server, char *args);
|
|
|
|
/*
|
|
* Report the server's status.
|
|
*/
|
|
isc_result_t
|
|
ns_server_status(ns_server_t *server, isc_buffer_t *text);
|
|
|
|
/*
|
|
* Enable or disable updates for a zone.
|
|
*/
|
|
isc_result_t
|
|
ns_server_freeze(ns_server_t *server, isc_boolean_t freeze, char *args);
|
|
|
|
/*
|
|
* Dump the current recursive queries.
|
|
*/
|
|
isc_result_t
|
|
ns_server_dumprecursing(ns_server_t *server);
|
|
|
|
/*
|
|
* Maintain a list of dispatches that require reserved ports.
|
|
*/
|
|
void
|
|
ns_add_reserved_dispatch(ns_server_t *server, const isc_sockaddr_t *addr);
|
|
|
|
#endif /* NAMED_SERVER_H */
|