ermyth/src/account.C

/**
 * account.C: Account 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[] = "$Id$";

#include "atheme.h"
#include <account/myuser.h>
#include <account/mynick.h>
#include <account/mychan.h>
#include <account/chanacs.h>
#include "uplink.h"             /* XXX, for sendq_flush(curr_uplink->conn); */
#include "datastream.h"
#include "privs.h"

#if 0
static BlockHeap *myuser_heap;  /* HEAP_USER */
static BlockHeap *mynick_heap;  /* HEAP_USER */
static BlockHeap *mychan_heap;  /* HEAP_CHANNEL */
static BlockHeap *chanacs_heap; /* HEAP_CHANACS */
static BlockHeap *metadata_heap;        /* HEAP_CHANUSER */
#endif

/*
 * init_accounts()
 *
 * Initializes the accounts DTree.
 *
 * Inputs:
 *      - none
 *
 * Outputs:
 *      - none
 *
 * Side Effects:
 *      - if the DTree initialization fails, services will abort.
 */
void
init_accounts (void)
{
#if 0
  myuser_heap = BlockHeapCreate (sizeof (myuser_t), HEAP_USER);
  mynick_heap = BlockHeapCreate (sizeof (myuser_t), HEAP_USER);
  mychan_heap = BlockHeapCreate (sizeof (mychan_t), HEAP_CHANNEL);
  chanacs_heap = BlockHeapCreate (sizeof (chanacs_t), HEAP_CHANUSER);
  metadata_heap = BlockHeapCreate (sizeof (metadata_t), HEAP_CHANUSER);

  if (myuser_heap == NULL || mynick_heap == NULL || mychan_heap == NULL || chanacs_heap == NULL || metadata_heap == NULL)
    {
      slog (LG_ERROR, "init_accounts(): block allocator failure.");
      exit (EXIT_FAILURE);
    }
#endif

  mulist = dictionary_create ("myuser", HASH_USER, irccasecmp);
  nicklist = dictionary_create ("mynick", HASH_USER, irccasecmp);
  mclist = dictionary_create ("mychan", HASH_CHANNEL, irccasecmp);
}

static int
expire_myuser_cb (dictionary_elem_t *delem, void *unused)
{
  myuser_t *mu = static_cast<myuser_t *> (delem->node.data);

  /* If they're logged in, update lastlogin time.
   * To decrease db traffic, may want to only do
   * this if the account would otherwise be
   * deleted. -- jilles 
   */
  if (!mu->logins.empty ())
    {
      mu->lastlogin = NOW;
      return 0;
    }

  if (MU_HOLD & mu->flags)
    return 0;

  if (((NOW - mu->lastlogin) >= nicksvs.expiry) || ((mu->flags & MU_WAITAUTH) && (NOW - mu->registered >= 86400)))
    {
      /* Don't expire accounts with privs on them in atheme.conf,
       * otherwise someone can reregister
       * them and take the privs -- jilles */
      if (is_conf_soper (mu))
        return 0;

      snoop (_("EXPIRE: \2%s\2 from \2%s\2 "), mu->name, mu->email);
      slog (LG_REGISTER, "expire_check(): expiring account %s (unused %ds, email %s, nicks %d, chanacs %d)", mu->name, (int) (NOW - mu->lastlogin), mu->email, LIST_LENGTH (&mu->nicks), LIST_LENGTH (&mu->chanacs));
      mu->refcnt_dec ();
    }

  return 0;
}

void
expire_check (void *arg)
{
  mynick_t *mn;
  mychan_t *mc;
  user_t *u;
  dictionary_iteration_state_t state;

  /* Let them know about this and the likely subsequent db_save()
   * right away -- jilles */
  sendq_flush (curr_uplink->conn);

  if (nicksvs.expiry != 0)
    {
      dictionary_foreach (mulist, expire_myuser_cb, NULL);

      DICTIONARY_FOREACH (mn, mynick_t, &state, nicklist)
      {
        if ((NOW - mn->lastseen) >= nicksvs.expiry)
          {
            if (MU_HOLD & mn->owner->flags)
              continue;

            /* do not drop main nick like this */
            if (!irccasecmp (mn->nick, mn->owner->name))
              continue;

            u = user_find_named (mn->nick);
            if (u != NULL && u->myuser == mn->owner)
              {
                /* still logged in, bleh */
                mn->lastseen = NOW;
                mn->owner->lastlogin = NOW;
                continue;
              }

            snoop (_("EXPIRE: \2%s\2 from \2%s\2"), mn->nick, mn->owner->name);
            slog (LG_REGISTER, "expire_check(): expiring nick %s (unused %ds, account %s)", mn->nick, NOW - mn->lastseen, mn->owner->name);
            object_unref (mn);
          }
      }
    }

  if (chansvs.expiry != 0)
    {
      DICTIONARY_FOREACH (mc, mychan_t, &state, mclist)
      {
        if ((NOW - mc->used) >= 86400 - 3660)
          {
            /* keep last used time accurate to
             * within a day, making sure an active
             * channel will never get "Last used"
             * in /cs info -- jilles */
            if (mychan_isused (mc))
              {
                mc->used = NOW;
                slog (LG_DEBUG, "expire_check(): updating last used time on %s because it appears to be still in use", mc->name);
                continue;
              }
          }

        if ((NOW - mc->used) >= chansvs.expiry)
          {
            if (MU_HOLD & mc->founder->flags)
              continue;

            if (MC_HOLD & mc->flags)
              continue;

            snoop (_("EXPIRE: \2%s\2 from \2%s\2"), mc->name, mc->founder->name);
            slog (LG_REGISTER, "expire_check(): expiring channel %s (unused %ds, founder %s, chanacs %d)", mc->name, NOW - mc->used, mc->founder->name, LIST_LENGTH (&mc->chanacs));

            hook_call_event ("channel_drop", mc);
            if ((config_options.chan && irccasecmp (mc->name, config_options.chan)) || !config_options.chan)
              part (mc->name, chansvs.nick);

            mc->refcnt_dec ();
          }
      }
    }
}

static int
check_myuser_cb (dictionary_elem_t *delem, void *unused)
{
  myuser_t *mu = static_cast<myuser_t *> (delem->node.data);
  mynick_t *mn;

  if (MU_OLD_ALIAS & mu->flags)
    {
      slog (LG_REGISTER, "db_check(): converting previously linked nick %s to a standalone nick", mu->name);
      mu->flags &= ~MU_OLD_ALIAS;
      mu->del_metadata ("private:alias:parent");
    }

  if (!nicksvs.no_nick_ownership)
    {
      mn = mynick_find (mu->name);
      if (mn == NULL)
        {
          slog (LG_REGISTER, "db_check(): adding missing nick %s", mu->name);
          mn = mynick_add (mu, mu->name);
          mn->registered = mu->registered;
          mn->lastseen = mu->lastlogin;
        }
      else if (mn->owner != mu)
        {
          slog (LG_REGISTER, "db_check(): replacing nick %s owned by %s with %s", mn->nick, mn->owner->name, mu->name);
          object_unref (mn);
          mn = mynick_add (mu, mu->name);
          mn->registered = mu->registered;
          mn->lastseen = mu->lastlogin;
        }
    }

  return 0;
}

void
db_check ()
{
  mychan_t *mc;
  dictionary_iteration_state_t state;
  
  dictionary_foreach (mulist, check_myuser_cb, NULL);
  
  DICTIONARY_FOREACH (mc, mychan_t, &state, mclist)
    {
      if (!chanacs_find (mc, mc->founder, CA_FLAGS))
        {
          slog (LG_REGISTER, "db_check(): adding access for founder on channel %s", mc->name);
          chanacs_change_simple (mc, mc->founder, NULL, CA_FOUNDER_0, 0);
        }
    }
}
Revision:	1.3
Committed:	Sat Jul 21 13:23:21 2007 UTC (19 years, 1 month ago) by pippijn
Content type:	text/plain
Branch:	MAIN
Changes since 1.2:	+1 -1 lines
Log Message:	- added rcsid to some files - more documentation tweaks - made most protocol commands local to phandler.C - added ircd metadata (inspircd only for now) - added inspircd swhois support
#	User	Rev	Content
1	pippijn	1.1	/**
2			* account.C: Account management
3	pippijn	1.2	* Rights to this code are documented in doc/pod/license.pod.
4	pippijn	1.1	*
5			* Copyright © 2005-2007 Atheme Project (http://www.atheme.org)
6			*/
7
8	pippijn	1.3	static char const rcsid[] = "$Id$";
9	pippijn	1.1
10			#include "atheme.h"
11			#include <account/myuser.h>
12			#include <account/mynick.h>
13			#include <account/mychan.h>
14			#include <account/chanacs.h>
15			#include "uplink.h" /* XXX, for sendq_flush(curr_uplink->conn); */
16			#include "datastream.h"
17			#include "privs.h"
18
19			#if 0
20			static BlockHeap myuser_heap; / HEAP_USER */
21			static BlockHeap mynick_heap; / HEAP_USER */
22			static BlockHeap mychan_heap; / HEAP_CHANNEL */
23			static BlockHeap chanacs_heap; / HEAP_CHANACS */
24			static BlockHeap metadata_heap; / HEAP_CHANUSER */
25			#endif
26
27			/*
28			* init_accounts()
29			*
30			* Initializes the accounts DTree.
31			*
32			* Inputs:
33			* - none
34			*
35			* Outputs:
36			* - none
37			*
38			* Side Effects:
39			* - if the DTree initialization fails, services will abort.
40			*/
41			void
42			init_accounts (void)
43			{
44			#if 0
45			myuser_heap = BlockHeapCreate (sizeof (myuser_t), HEAP_USER);
46			mynick_heap = BlockHeapCreate (sizeof (myuser_t), HEAP_USER);
47			mychan_heap = BlockHeapCreate (sizeof (mychan_t), HEAP_CHANNEL);
48			chanacs_heap = BlockHeapCreate (sizeof (chanacs_t), HEAP_CHANUSER);
49			metadata_heap = BlockHeapCreate (sizeof (metadata_t), HEAP_CHANUSER);
50
51			if (myuser_heap == NULL \|\| mynick_heap == NULL \|\| mychan_heap == NULL \|\| chanacs_heap == NULL \|\| metadata_heap == NULL)
52			{
53			slog (LG_ERROR, "init_accounts(): block allocator failure.");
54			exit (EXIT_FAILURE);
55			}
56			#endif
57
58			mulist = dictionary_create ("myuser", HASH_USER, irccasecmp);
59			nicklist = dictionary_create ("mynick", HASH_USER, irccasecmp);
60			mclist = dictionary_create ("mychan", HASH_CHANNEL, irccasecmp);
61			}
62
63			static int
64			expire_myuser_cb (dictionary_elem_t delem, void unused)
65			{
66			myuser_t mu = static_cast<myuser_t > (delem->node.data);
67
68			/* If they're logged in, update lastlogin time.
69			* To decrease db traffic, may want to only do
70			* this if the account would otherwise be
71			* deleted. -- jilles
72			*/
73			if (!mu->logins.empty ())
74			{
75			mu->lastlogin = NOW;
76			return 0;
77			}
78
79			if (MU_HOLD & mu->flags)
80			return 0;
81
82			if (((NOW - mu->lastlogin) >= nicksvs.expiry) \|\| ((mu->flags & MU_WAITAUTH) && (NOW - mu->registered >= 86400)))
83			{
84			/* Don't expire accounts with privs on them in atheme.conf,
85			* otherwise someone can reregister
86			* them and take the privs -- jilles */
87			if (is_conf_soper (mu))
88			return 0;
89
90			snoop (_("EXPIRE: \2%s\2 from \2%s\2 "), mu->name, mu->email);
91			slog (LG_REGISTER, "expire_check(): expiring account %s (unused %ds, email %s, nicks %d, chanacs %d)", mu->name, (int) (NOW - mu->lastlogin), mu->email, LIST_LENGTH (&mu->nicks), LIST_LENGTH (&mu->chanacs));
92			mu->refcnt_dec ();
93			}
94
95			return 0;
96			}
97
98			void
99			expire_check (void *arg)
100			{
101			mynick_t *mn;
102			mychan_t *mc;
103			user_t *u;
104			dictionary_iteration_state_t state;
105
106			/* Let them know about this and the likely subsequent db_save()
107			* right away -- jilles */
108			sendq_flush (curr_uplink->conn);
109
110			if (nicksvs.expiry != 0)
111			{
112			dictionary_foreach (mulist, expire_myuser_cb, NULL);
113
114			DICTIONARY_FOREACH (mn, mynick_t, &state, nicklist)
115			{
116			if ((NOW - mn->lastseen) >= nicksvs.expiry)
117			{
118			if (MU_HOLD & mn->owner->flags)
119			continue;
120
121			/* do not drop main nick like this */
122			if (!irccasecmp (mn->nick, mn->owner->name))
123			continue;
124
125			u = user_find_named (mn->nick);
126			if (u != NULL && u->myuser == mn->owner)
127			{
128			/* still logged in, bleh */
129			mn->lastseen = NOW;
130			mn->owner->lastlogin = NOW;
131			continue;
132			}
133
134			snoop (_("EXPIRE: \2%s\2 from \2%s\2"), mn->nick, mn->owner->name);
135			slog (LG_REGISTER, "expire_check(): expiring nick %s (unused %ds, account %s)", mn->nick, NOW - mn->lastseen, mn->owner->name);
136			object_unref (mn);
137			}
138			}
139			}
140
141			if (chansvs.expiry != 0)
142			{
143			DICTIONARY_FOREACH (mc, mychan_t, &state, mclist)
144			{
145			if ((NOW - mc->used) >= 86400 - 3660)
146			{
147			/* keep last used time accurate to
148			* within a day, making sure an active
149			* channel will never get "Last used"
150			* in /cs info -- jilles */
151			if (mychan_isused (mc))
152			{
153			mc->used = NOW;
154			slog (LG_DEBUG, "expire_check(): updating last used time on %s because it appears to be still in use", mc->name);
155			continue;
156			}
157			}
158
159			if ((NOW - mc->used) >= chansvs.expiry)
160			{
161			if (MU_HOLD & mc->founder->flags)
162			continue;
163
164			if (MC_HOLD & mc->flags)
165			continue;
166
167			snoop (_("EXPIRE: \2%s\2 from \2%s\2"), mc->name, mc->founder->name);
168			slog (LG_REGISTER, "expire_check(): expiring channel %s (unused %ds, founder %s, chanacs %d)", mc->name, NOW - mc->used, mc->founder->name, LIST_LENGTH (&mc->chanacs));
169
170			hook_call_event ("channel_drop", mc);
171			if ((config_options.chan && irccasecmp (mc->name, config_options.chan)) \|\| !config_options.chan)
172			part (mc->name, chansvs.nick);
173
174			mc->refcnt_dec ();
175			}
176			}
177			}
178			}
179
180			static int
181			check_myuser_cb (dictionary_elem_t delem, void unused)
182			{
183			myuser_t mu = static_cast<myuser_t > (delem->node.data);
184			mynick_t *mn;
185
186			if (MU_OLD_ALIAS & mu->flags)
187			{
188			slog (LG_REGISTER, "db_check(): converting previously linked nick %s to a standalone nick", mu->name);
189			mu->flags &= ~MU_OLD_ALIAS;
190			mu->del_metadata ("private:alias:parent");
191			}
192
193			if (!nicksvs.no_nick_ownership)
194			{
195			mn = mynick_find (mu->name);
196			if (mn == NULL)
197			{
198			slog (LG_REGISTER, "db_check(): adding missing nick %s", mu->name);
199			mn = mynick_add (mu, mu->name);
200			mn->registered = mu->registered;
201			mn->lastseen = mu->lastlogin;
202			}
203			else if (mn->owner != mu)
204			{
205			slog (LG_REGISTER, "db_check(): replacing nick %s owned by %s with %s", mn->nick, mn->owner->name, mu->name);
206			object_unref (mn);
207			mn = mynick_add (mu, mu->name);
208			mn->registered = mu->registered;
209			mn->lastseen = mu->lastlogin;
210			}
211			}
212
213			return 0;
214			}
215
216			void
217			db_check ()
218			{
219			mychan_t *mc;
220			dictionary_iteration_state_t state;
221
222			dictionary_foreach (mulist, check_myuser_cb, NULL);
223
224			DICTIONARY_FOREACH (mc, mychan_t, &state, mclist)
225			{
226			if (!chanacs_find (mc, mc->founder, CA_FLAGS))
227			{
228			slog (LG_REGISTER, "db_check(): adding access for founder on channel %s", mc->name);
229			chanacs_change_simple (mc, mc->founder, NULL, CA_FOUNDER_0, 0);
230			}
231			}
232			}