ermyth/src/node.C

/*
 * node.C: Data structure management.
 * 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 1.4 2007-08-28 17:08:12 pippijn Exp $";

#include "atheme.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 ()
{
  node_t *n, *tn;
  uplink_t *u;
  soper_t *soper;
  operclass_t *operclass;

  LIST_FOREACH (n, uplinks.head)
  {
    u = (uplink_t *) n->data;
    u->flags |= UPF_ILLEGAL;
  }

  /* just delete these, we can survive without for a while */
  LIST_FOREACH_SAFE (n, tn, soperlist.head)
  {
    soper = (soper_t *) n->data;
    if (soper->flags & SOPER_CONF)
      soper_delete (soper);
  }
  /* no sopers pointing to these anymore */
  LIST_FOREACH_SAFE (n, tn, operclasslist.head)
  {
    operclass = (operclass_t *) n->data;
    operclass_delete (operclass);
  }
}

/* Unmark everything illegal, to be called after a failed rehash -- jilles */
void
unmark_all_illegal ()
{
  node_t *n;
  uplink_t *u;

  LIST_FOREACH (n, uplinks.head)
  {
    u = (uplink_t *) n->data;
    u->flags &= ~UPF_ILLEGAL;
  }
}

/* Remove illegal stuff, to be called after a successful rehash -- jilles */
void
remove_illegals ()
{
  node_t *n, *tn;
  uplink_t *u;

  LIST_FOREACH_SAFE (n, tn, uplinks.head)
  {
    u = (uplink_t *) n->data;
    if (u->flags & UPF_ILLEGAL && u != curr_uplink)
      uplink_delete (u);
  }
}

/*************
 * 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:	1.5
Committed:	Sun Sep 9 20:05:52 2007 UTC (19 years ago) by pippijn
Content type:	text/plain
Branch:	MAIN
Changes since 1.4:	+24 -39 lines
Log Message:	- changed configurations to the c++ stdlib - more #defines to enum - removed getopt.h and link.h from the system as they were unused - reworked logstreams - added an itoa with old syntax - made klines objects - moved some global variables into appropriate classes - fixed boost.foreach's compiler workaround #if's - allow other files to add exceptions with ADD_EXCEPTION - changed mynick_t to c++ object - moved servers.h out of atheme.h - corrected PING from inspircd 1.2
#	Content
1	/*
2	* node.C: Data structure management.
3	* Rights to this code are documented in doc/pod/license.pod.
4	*
5	* Copyright © 2005-2007 Atheme Project (http://www.atheme.org)
6	*/
7
8	static char const rcsid[] = "$Id: node.C,v 1.4 2007-08-28 17:08:12 pippijn Exp $";
9
10	#include "atheme.h"
11	#include "servers.h"
12	#include <account/kline.h>
13	#include "uplink.h"
14	#include "privs.h"
15
16	kline_t::list_type kline_t::list;
17
18	/*************
19	* L I S T S *
20	*************/
21
22	void
23	init_nodes (void)
24	{
25	#if 0
26	kline_heap = BlockHeapCreate (sizeof (kline_t), 16);
27	#endif
28
29	init_uplinks ();
30	init_servers ();
31	init_accounts ();
32	init_users ();
33	init_channels ();
34	init_privs ();
35	}
36
37	/* Mark everything illegal, to be called before a rehash -- jilles */
38	void
39	mark_all_illegal ()
40	{
41	node_t n, tn;
42	uplink_t *u;
43	soper_t *soper;
44	operclass_t *operclass;
45
46	LIST_FOREACH (n, uplinks.head)
47	{
48	u = (uplink_t *) n->data;
49	u->flags \|= UPF_ILLEGAL;
50	}
51
52	/* just delete these, we can survive without for a while */
53	LIST_FOREACH_SAFE (n, tn, soperlist.head)
54	{
55	soper = (soper_t *) n->data;
56	if (soper->flags & SOPER_CONF)
57	soper_delete (soper);
58	}
59	/* no sopers pointing to these anymore */
60	LIST_FOREACH_SAFE (n, tn, operclasslist.head)
61	{
62	operclass = (operclass_t *) n->data;
63	operclass_delete (operclass);
64	}
65	}
66
67	/* Unmark everything illegal, to be called after a failed rehash -- jilles */
68	void
69	unmark_all_illegal ()
70	{
71	node_t *n;
72	uplink_t *u;
73
74	LIST_FOREACH (n, uplinks.head)
75	{
76	u = (uplink_t *) n->data;
77	u->flags &= ~UPF_ILLEGAL;
78	}
79	}
80
81	/* Remove illegal stuff, to be called after a successful rehash -- jilles */
82	void
83	remove_illegals ()
84	{
85	node_t n, tn;
86	uplink_t *u;
87
88	LIST_FOREACH_SAFE (n, tn, uplinks.head)
89	{
90	u = (uplink_t *) n->data;
91	if (u->flags & UPF_ILLEGAL && u != curr_uplink)
92	uplink_delete (u);
93	}
94	}
95
96	/*************
97	* K L I N E *
98	*************/
99
100	kline_t *
101	kline_t::create (char const * const user, char const * const host, char const * const reason, long duration)
102	{
103	kline_t *k;
104	static unsigned int kcnt = 0;
105
106	slog (LG_DEBUG, "kline_t::create(): %s@%s -> %s (%ld)", user, host, reason, duration);
107
108	k = new kline_t;
109
110	k->user = sstrdup (user);
111	k->host = sstrdup (host);
112	k->reason = sstrdup (reason);
113	k->duration = duration;
114	k->settime = NOW;
115	k->expires = NOW + duration;
116	k->number = ++kcnt;
117
118	list.push_back (k);
119
120	cnt.kline++;
121
122	phandler->kline_sts ("*", user, host, duration, reason);
123
124	return k;
125	}
126
127	void
128	kline_t::destroy (char const * const user, char const * const host)
129	{
130	kline_t *k = find (user, host);
131
132	if (!k)
133	{
134	slog (LG_DEBUG, "kline_t::destroy(): called for nonexistant kline: %s@%s", user, host);
135
136	return;
137	}
138
139	slog (LG_DEBUG, "kline_t::destroy(): %s@%s -> %s", k->user, k->host, k->reason);
140	/* only unkline if ircd has not already removed this -- jilles */
141	if (k->duration == 0 \|\| k->expires > NOW)
142	phandler->unkline_sts ("*", k->user, k->host);
143
144	k->destroy ();
145	}
146
147	kline_t *
148	kline_t::find (char const * const user, char const * const host)
149	{
150	kline_t *k;
151	list_type::iterator klit = list.begin ();
152	list_type::iterator klet = list.end ();
153
154	while (klit != klet)
155	{
156	k = *klit;
157
158	if ((!match (k->user, user)) && (!match (k->host, host)))
159	return k;
160
161	++klit;
162	}
163
164	return NULL;
165	}
166
167	kline_t *
168	kline_t::find (unsigned int number)
169	{
170	kline_t *k;
171	list_type::iterator klit = list.begin ();
172	list_type::iterator klet = list.end ();
173
174	while (klit != klet)
175	{
176	k = *klit;
177
178	if (k->number == number)
179	return k;
180
181	++klit;
182	}
183
184	return NULL;
185	}
186
187	kline_t *
188	kline_t::find (user_t *u)
189	{
190	kline_t *k;
191	list_type::iterator klit = list.begin ();
192	list_type::iterator klet = list.end ();
193
194	while (klit != klet)
195	{
196	k = *klit;
197
198	if (k->duration != 0 && k->expires <= NOW)
199	continue;
200	if (!match (k->user, u->user) && (!match (k->host, u->host) \|\| !match (k->host, u->ip) \|\| !match_ips (k->host, u->ip)))
201	return k;
202	++klit;
203	}
204
205	return NULL;
206	}
207
208	void
209	kline_t::expire (void *arg)
210	{
211	kline_t *k;
212	std::vector<kline_t *> mortals;
213	list_type::iterator klit = list.begin ();
214	list_type::iterator klet = list.end ();
215
216	while (klit != klet)
217	{
218	k = *klit;
219
220	if (k->duration == 0)
221	continue;
222
223	if (k->expires <= NOW)
224	{
225	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);
226
227	verbose_wallops (_("AKILL expired on \2%s@%s\2, set by \2%s\2"), k->user, k->host, k->setby);
228
229	mortals.push_back (k);
230	}
231
232	++klit;
233	}
234
235	// We have to do this because we cannot destroy klines while iterating
236	while (!mortals.empty ())
237	{
238	mortals.back ()->destroy ();
239	mortals.pop_back ();
240	}
241	}