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construct/modules/sno_routing.c
2016-03-07 04:13:01 -06:00

119 lines
3.8 KiB
C

/*
* charybdis: an advanced Internet Relay Chat Daemon(ircd).
* sno_routing.c: Shows notices about netjoins and netsplits
*
* Copyright (c) 2005-2006 Jilles Tjoelker <jilles-at-stack.nl>
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
*
* 1.Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* 2.Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3.The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
* INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
#include "stdinc.h"
#include "modules.h"
#include "client.h"
#include "hook.h"
#include "ircd.h"
#include "send.h"
static void h_nn_server_eob(struct Client *);
static void h_nn_client_exit(hook_data_client_exit *);
mapi_hfn_list_av1 nn_hfnlist[] = {
{ "server_eob", (hookfn) h_nn_server_eob },
{ "client_exit", (hookfn) h_nn_client_exit },
{ NULL, NULL }
};
static const char sno_desc[] = "Show notices about netjoins and netsplits";
DECLARE_MODULE_AV2(networknotice, NULL, NULL, NULL, NULL, nn_hfnlist, NULL, NULL, sno_desc);
/*
* count_mark_downlinks
*
* inputs - pointer to server to count
* - pointers to server and user count
* output - NONE
* side effects - servers are marked
* - server and user counts are added to given values
*/
static void
count_mark_downlinks(struct Client *server_p, int *pservcount, int *pusercount)
{
rb_dlink_node *ptr;
SetFloodDone(server_p);
(*pservcount)++;
*pusercount += rb_dlink_list_length(&server_p->serv->users);
RB_DLINK_FOREACH(ptr, server_p->serv->servers.head)
{
count_mark_downlinks(ptr->data, pservcount, pusercount);
}
}
static void
h_nn_server_eob(struct Client *source_p)
{
int s = 0, u = 0;
if (IsFloodDone(source_p))
return;
count_mark_downlinks(source_p, &s, &u);
sendto_realops_snomask(SNO_GENERAL, L_ALL, "Netjoin %s <-> %s (%dS %dC)",
source_p->servptr ? source_p->servptr->name : "?",
source_p->name, s, u);
}
static void
h_nn_client_exit(hook_data_client_exit *hdata)
{
struct Client *source_p;
int s = 0, u = 0;
char *fromnick;
source_p = hdata->target;
fromnick = IsClient(hdata->from) ? hdata->from->name : NULL;
if (!IsServer(source_p))
return;
if (HasSentEob(source_p))
{
count_mark_downlinks(source_p, &s, &u);
sendto_realops_snomask(SNO_GENERAL, L_ALL, "Netsplit %s <-> %s (%dS %dC) (%s%s%s%s)",
source_p->servptr ? source_p->servptr->name : "?",
source_p->name, s, u,
fromnick ? "by " : "",
fromnick ? fromnick : "",
fromnick ? ": " : "",
hdata->comment);
}
else
sendto_realops_snomask(SNO_GENERAL, L_ALL, "Netsplit %s <-> %s (during burst) (%s%s%s%s)",
source_p->servptr ? source_p->servptr->name : "?",
source_p->name,
fromnick ? "by " : "",
fromnick ? fromnick : "",
fromnick ? ": " : "",
hdata->comment);
}