diff options
| -rw-r--r-- | source4/nbt_server/wins/winsdb.h | 17 | ||||
| -rw-r--r-- | source4/nbt_server/wins/winsserver.c | 19 |
2 files changed, 29 insertions, 7 deletions
diff --git a/source4/nbt_server/wins/winsdb.h b/source4/nbt_server/wins/winsdb.h index 8661baa3dc..2cf3b56c74 100644 --- a/source4/nbt_server/wins/winsdb.h +++ b/source4/nbt_server/wins/winsdb.h @@ -54,6 +54,19 @@ struct wins_server { /* wins server database handle */ struct ldb_context *wins_db; - uint32_t min_ttl; - uint32_t max_ttl; + /* some configuration */ + struct { + /* + * the interval (in secs) till an active record will be marked as RELEASED + */ + uint32_t min_renew_interval; + uint32_t max_renew_interval; + + /* + * the interval (in secs) a record remains in RELEASED state, + * before it will be marked as TOMBSTONE + * (also known as extinction interval) + */ + uint32_t tombstone_interval; + } config; }; diff --git a/source4/nbt_server/wins/winsserver.c b/source4/nbt_server/wins/winsserver.c index d187ab65ab..8ea437f618 100644 --- a/source4/nbt_server/wins/winsserver.c +++ b/source4/nbt_server/wins/winsserver.c @@ -4,7 +4,8 @@ core wins server handling Copyright (C) Andrew Tridgell 2005 - + Copyright (C) Stefan Metzmacher 2005 + This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2 of the License, or @@ -31,8 +32,8 @@ */ uint32_t wins_server_ttl(struct wins_server *winssrv, uint32_t ttl) { - ttl = MIN(ttl, winssrv->max_ttl); - ttl = MAX(ttl, winssrv->min_ttl); + ttl = MIN(ttl, winssrv->config.max_renew_interval); + ttl = MAX(ttl, winssrv->config.min_renew_interval); return ttl; } @@ -419,6 +420,10 @@ static void nbtd_winsserver_release(struct nbt_name_socket *nbtsock, break; } + if (rec->state == WREPL_STATE_RELEASED) { + rec->expire_time = winssrv->config.tombstone_interval; + } + ret = winsdb_modify(winssrv->wins_db, rec, modify_flags); if (ret != NBT_RCODE_OK) { DEBUG(1,("WINS: FAILED: released name %s at %s: error:%u\n", @@ -468,6 +473,8 @@ void nbtd_winsserver_request(struct nbt_name_socket *nbtsock, */ NTSTATUS nbtd_winsserver_init(struct nbtd_server *nbtsrv) { + uint32_t tombstone_interval; + if (!lp_wins_support()) { nbtsrv->winssrv = NULL; return NT_STATUS_OK; @@ -476,8 +483,10 @@ NTSTATUS nbtd_winsserver_init(struct nbtd_server *nbtsrv) nbtsrv->winssrv = talloc_zero(nbtsrv, struct wins_server); NT_STATUS_HAVE_NO_MEMORY(nbtsrv->winssrv); - nbtsrv->winssrv->max_ttl = lp_max_wins_ttl(); - nbtsrv->winssrv->min_ttl = lp_min_wins_ttl(); + nbtsrv->winssrv->config.max_renew_interval = lp_max_wins_ttl(); + nbtsrv->winssrv->config.min_renew_interval = lp_min_wins_ttl(); + tombstone_interval = lp_parm_int(-1,"wreplsrv","tombstone_interval", 6*24*60*60); + nbtsrv->winssrv->config.tombstone_interval = tombstone_interval; nbtsrv->winssrv->wins_db = winsdb_connect(nbtsrv->winssrv); if (!nbtsrv->winssrv->wins_db) { |