ermyth/src/node.C

/*
 * node.C: Data structure management.
 *
 * Copyright © 2007 Pippijn van Steenhoven / The Ermyth Team
 * Rights to this code are as documented in COPYING.
 *
 *
 * Portions of this file were derived from sources bearing the following license:
 * Rights to this code are documented in doc/pod/license.pod.
 * Copyright © 2005-2007 Atheme Project (http://www.atheme.org)
 */

static char const rcsid[] = "$Id: node.C,v 1.6 2007-09-16 18:54:45 pippijn Exp $";

#include <boost/foreach.hpp>

#include "atheme.h"
#include <util/time.h>
#include <util/time.h>
#include <libermyth.h>
#include "servers.h"
#include <account/kline.h>
#include "uplink.h"
#include "privs.h"

kline_t::list_type kline_t::list;

/*************
 * L I S T S *
 *************/

void
init_nodes (void)
{
#if 0
  kline_heap = BlockHeapCreate (sizeof (kline_t), 16);
#endif

  init_uplinks ();
  init_servers ();
  init_accounts ();
  init_users ();
  init_channels ();
  init_privs ();
}

/* Mark everything illegal, to be called before a rehash -- jilles */
void
mark_all_illegal ()
{
  std::vector<soper_t *> soper_mortals;

  foreach (uplink_t *u, uplinks)
    u->flags |= UPF_ILLEGAL;

  /* just delete these, we can survive without for a while */
  foreach (soper_t *soper, soper_t::list)
    if (soper->flags & SOPER_CONF)
      soper_mortals.push_back (soper);

  while (!soper_mortals.empty ())
    {
      soper_delete (soper_mortals.back ());
      soper_mortals.pop_back ();
    }

  /* no sopers pointing to these anymore */
  while (!operclass_t::list.empty ())
    operclass_delete (operclass_t::list.back ());
}

/* Unmark everything illegal, to be called after a failed rehash -- jilles */
void
unmark_all_illegal ()
{
  foreach (uplink_t *u, uplinks)
    u->flags &= ~UPF_ILLEGAL;
}

/* Remove illegal stuff, to be called after a successful rehash -- jilles */
void
remove_illegals ()
{
  std::vector<uplink_t *> mortals;

  foreach (uplink_t *u, uplinks)
    {
      if (u->flags & UPF_ILLEGAL && u != curr_uplink)
        mortals.push_back (u);
    }

  while (!mortals.empty ())
    {
      uplink_delete (mortals.back ());
      mortals.pop_back ();
    }
}

/*************
 * K L I N E *
 *************/

kline_t *
kline_t::create (char const * const user, char const * const host, char const * const reason, long duration)
{
  kline_t *k;
  static unsigned int kcnt = 0;

  slog (LG_DEBUG, "kline_t::create(): %s@%s -> %s (%ld)", user, host, reason, duration);

  k = new kline_t;

  k->user = sstrdup (user);
  k->host = sstrdup (host);
  k->reason = sstrdup (reason);
  k->duration = duration;
  k->settime = NOW;
  k->expires = NOW + duration;
  k->number = ++kcnt;

  list.push_back (k);

  cnt.kline++;

  phandler->kline_sts ("*", user, host, duration, reason);

  return k;
}

void
kline_t::destroy (char const * const user, char const * const host)
{
  kline_t *k = find (user, host);

  if (!k)
    {
      slog (LG_DEBUG, "kline_t::destroy(): called for nonexistant kline: %s@%s", user, host);

      return;
    }

  slog (LG_DEBUG, "kline_t::destroy(): %s@%s -> %s", k->user, k->host, k->reason);
  /* only unkline if ircd has not already removed this -- jilles */
  if (k->duration == 0 || k->expires > NOW)
    phandler->unkline_sts ("*", k->user, k->host);

  k->destroy ();
}

kline_t *
kline_t::find (char const * const user, char const * const host)
{
  kline_t *k;
  list_type::iterator klit = list.begin ();
  list_type::iterator klet = list.end ();

  while (klit != klet)
    {
      k = *klit;
      
      if ((!match (k->user, user)) && (!match (k->host, host)))
        return k;

      ++klit;
    }
  
  return NULL;
}

kline_t *
kline_t::find (unsigned int number)
{
  kline_t *k;
  list_type::iterator klit = list.begin ();
  list_type::iterator klet = list.end ();

  while (klit != klet)
    {
      k = *klit;
      
      if (k->number == number)
        return k;

      ++klit;
    }
  
  return NULL;
}

kline_t *
kline_t::find (user_t *u)
{
  kline_t *k;
  list_type::iterator klit = list.begin ();
  list_type::iterator klet = list.end ();

  while (klit != klet)
    {
      k = *klit;
      
      if (k->duration != 0 && k->expires <= NOW)
        continue;
      if (!match (k->user, u->user) && (!match (k->host, u->host) || !match (k->host, u->ip) || !match_ips (k->host, u->ip)))
        return k;
      ++klit;
    }

  return NULL;
}

void
kline_t::expire (void *arg)
{
  kline_t *k;
  std::vector<kline_t *> mortals;
  list_type::iterator klit = list.begin ();
  list_type::iterator klet = list.end ();

  while (klit != klet)
    {
      k = *klit;
      
      if (k->duration == 0)
        continue;
      
      if (k->expires <= NOW)
        {
          snoop (_("KLINE:EXPIRE: \2%s@%s\2 set \2%s\2 ago by \2%s\2"), k->user, k->host, time_ago (k->settime), k->setby);
          
          verbose_wallops (_("AKILL expired on \2%s@%s\2, set by \2%s\2"), k->user, k->host, k->setby);
          
          mortals.push_back (k);
        }

      ++klit;
    }

  // We have to do this because we cannot destroy klines while iterating
  while (!mortals.empty ())
    {
      mortals.back ()->destroy ();
      mortals.pop_back ();
    }
}
Revision:	1.7
Committed:	Sat Sep 22 14:27:30 2007 UTC (16 years, 7 months ago) by pippijn
Content type:	text/plain
Branch:	MAIN
CVS Tags:	HEAD
Changes since 1.6:	+33 -35 lines
Log Message:	split up ermyth into ermyth-modules, libermyth (currently just ermyth-util) and ermyth-core
#	Content
1	/*
2	* node.C: Data structure management.
3	*
4	* Copyright © 2007 Pippijn van Steenhoven / The Ermyth Team
5	* Rights to this code are as documented in COPYING.
6	*
7	*
8	* Portions of this file were derived from sources bearing the following license:
9	* Rights to this code are documented in doc/pod/license.pod.
10	* Copyright © 2005-2007 Atheme Project (http://www.atheme.org)
11	*/
12
13	static char const rcsid[] = "$Id: node.C,v 1.6 2007-09-16 18:54:45 pippijn Exp $";
14
15	#include <boost/foreach.hpp>
16
17	#include "atheme.h"
18	#include <util/time.h>
19	#include <util/time.h>
20	#include <libermyth.h>
21	#include "servers.h"
22	#include <account/kline.h>
23	#include "uplink.h"
24	#include "privs.h"
25
26	kline_t::list_type kline_t::list;
27
28	/*************
29	* L I S T S *
30	*************/
31
32	void
33	init_nodes (void)
34	{
35	#if 0
36	kline_heap = BlockHeapCreate (sizeof (kline_t), 16);
37	#endif
38
39	init_uplinks ();
40	init_servers ();
41	init_accounts ();
42	init_users ();
43	init_channels ();
44	init_privs ();
45	}
46
47	/* Mark everything illegal, to be called before a rehash -- jilles */
48	void
49	mark_all_illegal ()
50	{
51	std::vector<soper_t *> soper_mortals;
52
53	foreach (uplink_t *u, uplinks)
54	u->flags \|= UPF_ILLEGAL;
55
56	/* just delete these, we can survive without for a while */
57	foreach (soper_t *soper, soper_t::list)
58	if (soper->flags & SOPER_CONF)
59	soper_mortals.push_back (soper);
60
61	while (!soper_mortals.empty ())
62	{
63	soper_delete (soper_mortals.back ());
64	soper_mortals.pop_back ();
65	}
66
67	/* no sopers pointing to these anymore */
68	while (!operclass_t::list.empty ())
69	operclass_delete (operclass_t::list.back ());
70	}
71
72	/* Unmark everything illegal, to be called after a failed rehash -- jilles */
73	void
74	unmark_all_illegal ()
75	{
76	foreach (uplink_t *u, uplinks)
77	u->flags &= ~UPF_ILLEGAL;
78	}
79
80	/* Remove illegal stuff, to be called after a successful rehash -- jilles */
81	void
82	remove_illegals ()
83	{
84	std::vector<uplink_t *> mortals;
85
86	foreach (uplink_t *u, uplinks)
87	{
88	if (u->flags & UPF_ILLEGAL && u != curr_uplink)
89	mortals.push_back (u);
90	}
91
92	while (!mortals.empty ())
93	{
94	uplink_delete (mortals.back ());
95	mortals.pop_back ();
96	}
97	}
98
99	/*************
100	* K L I N E *
101	*************/
102
103	kline_t *
104	kline_t::create (char const * const user, char const * const host, char const * const reason, long duration)
105	{
106	kline_t *k;
107	static unsigned int kcnt = 0;
108
109	slog (LG_DEBUG, "kline_t::create(): %s@%s -> %s (%ld)", user, host, reason, duration);
110
111	k = new kline_t;
112
113	k->user = sstrdup (user);
114	k->host = sstrdup (host);
115	k->reason = sstrdup (reason);
116	k->duration = duration;
117	k->settime = NOW;
118	k->expires = NOW + duration;
119	k->number = ++kcnt;
120
121	list.push_back (k);
122
123	cnt.kline++;
124
125	phandler->kline_sts ("*", user, host, duration, reason);
126
127	return k;
128	}
129
130	void
131	kline_t::destroy (char const * const user, char const * const host)
132	{
133	kline_t *k = find (user, host);
134
135	if (!k)
136	{
137	slog (LG_DEBUG, "kline_t::destroy(): called for nonexistant kline: %s@%s", user, host);
138
139	return;
140	}
141
142	slog (LG_DEBUG, "kline_t::destroy(): %s@%s -> %s", k->user, k->host, k->reason);
143	/* only unkline if ircd has not already removed this -- jilles */
144	if (k->duration == 0 \|\| k->expires > NOW)
145	phandler->unkline_sts ("*", k->user, k->host);
146
147	k->destroy ();
148	}
149
150	kline_t *
151	kline_t::find (char const * const user, char const * const host)
152	{
153	kline_t *k;
154	list_type::iterator klit = list.begin ();
155	list_type::iterator klet = list.end ();
156
157	while (klit != klet)
158	{
159	k = *klit;
160
161	if ((!match (k->user, user)) && (!match (k->host, host)))
162	return k;
163
164	++klit;
165	}
166
167	return NULL;
168	}
169
170	kline_t *
171	kline_t::find (unsigned int number)
172	{
173	kline_t *k;
174	list_type::iterator klit = list.begin ();
175	list_type::iterator klet = list.end ();
176
177	while (klit != klet)
178	{
179	k = *klit;
180
181	if (k->number == number)
182	return k;
183
184	++klit;
185	}
186
187	return NULL;
188	}
189
190	kline_t *
191	kline_t::find (user_t *u)
192	{
193	kline_t *k;
194	list_type::iterator klit = list.begin ();
195	list_type::iterator klet = list.end ();
196
197	while (klit != klet)
198	{
199	k = *klit;
200
201	if (k->duration != 0 && k->expires <= NOW)
202	continue;
203	if (!match (k->user, u->user) && (!match (k->host, u->host) \|\| !match (k->host, u->ip) \|\| !match_ips (k->host, u->ip)))
204	return k;
205	++klit;
206	}
207
208	return NULL;
209	}
210
211	void
212	kline_t::expire (void *arg)
213	{
214	kline_t *k;
215	std::vector<kline_t *> mortals;
216	list_type::iterator klit = list.begin ();
217	list_type::iterator klet = list.end ();
218
219	while (klit != klet)
220	{
221	k = *klit;
222
223	if (k->duration == 0)
224	continue;
225
226	if (k->expires <= NOW)
227	{
228	snoop (_("KLINE:EXPIRE: \2%s@%s\2 set \2%s\2 ago by \2%s\2"), k->user, k->host, time_ago (k->settime), k->setby);
229
230	verbose_wallops (_("AKILL expired on \2%s@%s\2, set by \2%s\2"), k->user, k->host, k->setby);
231
232	mortals.push_back (k);
233	}
234
235	++klit;
236	}
237
238	// We have to do this because we cannot destroy klines while iterating
239	while (!mortals.empty ())
240	{
241	mortals.back ()->destroy ();
242	mortals.pop_back ();
243	}
244	}