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/* Copyright (C) 2000-1 drscholl@users.sourceforge.net
This is free software distributed under the terms of the
GNU Public License. See the file COPYING for details.
$Id: synch.c,v 1.64 2001/09/22 05:52:06 drscholl Exp $ */
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <stdio.h>
#include <time.h>
#include "opennap.h"
#include "debug.h"
char *Levels[LEVEL_ELITE + 1] = {
"Leech",
"User",
"Moderator",
"Admin",
"Elite"
};
static void
sync_user (USER * user, CONNECTION * con)
{
ASSERT (validate_connection (con));
ASSERT (validate_user (user));
/* we should never tell a peer server about a user that is behind
them */
ASSERT (user->con != con);
if (user->con == con)
{
/* this really shouldnt happen! */
ASSERT (0);
return;
}
/* send a login message for this user */
send_cmd (con, MSG_CLIENT_LOGIN,
"%s %s %hu \"%s\" %d unknown %u %u %s %hu", user->nick,
user->pass, user->port, user->clientinfo, user->speed,
user->connected, user->ip, user->server, user->conport);
/* update the user's level */
if (user->level != LEVEL_USER)
{
send_cmd (con, MSG_CLIENT_SETUSERLEVEL, ":%s %s %s",
Server_Name, user->nick, Levels[user->level]);
}
if (user->cloaked)
send_cmd (con, MSG_CLIENT_CLOAK, ":%s 1", user->nick);
/* do this before the joins so the user's already in the channel see
the real file count */
if (user->shared)
send_cmd (con, MSG_SERVER_USER_SHARING, "%s %hu %u", user->nick,
user->shared, user->libsize);
/* MUST be after the join's since muzzled users cant join */
if (user->muzzled)
send_cmd (con, MSG_CLIENT_MUZZLE, ":%s %s", Server_Name, user->nick);
/* NOTE: channel joins are handled in sync_channel */
}
static void
sync_chan (CHANNEL * chan, CONNECTION * con)
{
LIST *list;
if (!chan->local)
{
for (list = chan->users; list; list = list->next)
sync_channel_user (con, chan, list->data);
if (chan->level != LEVEL_USER)
send_cmd (con, MSG_CLIENT_SET_CHAN_LEVEL, ":%s %s %s %u",
Server_Name, chan->name, Levels[chan->level],
chan->timestamp);
if (chan->limit != 0)
send_cmd (con, MSG_CLIENT_CHANNEL_LIMIT, ":%s %s %d %u",
Server_Name, chan->name, chan->limit, chan->timestamp);
if (chan->flags)
send_cmd (con, MSG_CLIENT_CHANNEL_MODE, ":%s %s%s%s%s%s :%u",
Server_Name, chan->name,
(chan->flags & ON_CHANNEL_PRIVATE) ? " +PRIVATE" : "",
(chan->flags & ON_CHANNEL_MODERATED) ? " +MODERATED" : "",
(chan->flags & ON_CHANNEL_INVITE) ? " +INVITE" : "",
(chan->flags & ON_CHANNEL_TOPIC) ? " +TOPIC" : "",
(chan->flags & ON_CHANNEL_REGISTERED) ? " +REGISTERED" : "",
chan->timestamp);
sync_channel_bans (con, chan);
}
}
static void
sync_server_list (CONNECTION * con)
{
LIST *list;
LINK *slink;
CONNECTION *serv;
/* sync local servers */
for (list = Servers; list; list = list->next)
{
serv = list->data;
if (serv != con)
{
send_cmd (con, MSG_SERVER_LINK_INFO, "%s %hu %s %hu 2",
Server_Name, get_local_port (serv->fd),
serv->host, serv->port);
}
}
/* sync remote servers */
for (list = Server_Links; list; list = list->next)
{
slink = list->data;
send_cmd (con, MSG_SERVER_LINK_INFO, "%s %hu %s %hu %d",
slink->server, slink->port, slink->peer, slink->peerport,
slink->hops + 1);
}
}
static void
sync_banlist (CONNECTION * con)
{
LIST *list;
BAN *b;
ASSERT (validate_connection (con));
for (list = Bans; list; list = list->next)
{
b = list->data;
ASSERT (b != 0);
send_cmd (con, MSG_CLIENT_BAN, ":%s %s \"%s\" %u", Server_Name,
b->target, b->reason, b->timeout);
}
}
void
synch_server (CONNECTION * con)
{
ASSERT (validate_connection (con));
log_message ("synch_server: syncing");
/* send the current time of day to check for clock skew */
send_cmd (con, MSG_SERVER_TIME_CHECK, ":%s %u",
Server_Name, (int) time (&global.current_time));
sync_server_list (con);
/* send our peer server a list of all users we know about */
hash_foreach (Users, (hash_callback_t) sync_user, con);
/* sync the channel level */
hash_foreach (Channels, (hash_callback_t) sync_chan, con);
sync_banlist (con);
/* sync acls */
acl_sync (con);
log_message ("synch_server: done");
}
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