ermyth/src/account.C

/**
 * account.C: Account 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: account.C,v 1.8 2007-09-16 18:54:44 pippijn Exp $";

#include <boost/foreach.hpp>

#include "atheme.h"
#include <libermyth.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"

/*
 * 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);
#endif
}

static int
expire_myuser_cb (myuser_t::pair_type &mup)
{
  myuser_t *mu = mup.second;

  /* 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;

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

  if (nicksvs.expiry != 0)
    {
      std::for_each (myuser_t::map.begin (), myuser_t::map.end (), expire_myuser_cb);

      foreach (mynick_t::pair_type &mnp, mynick_t::map)
        {
          mn = mnp.second;
          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);
              mn->refcnt_dec ();
            }
        }
    }
  
  if (chansvs.expiry != 0)
    {
      foreach (mychan_t::pair_type &mp, mychan_t::map)
        {
          mc = mp.second;
          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 (mc->isused ())
                {
                  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 (MC_HOLD & mc->flags)
                continue;

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

              mc->callback.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 (myuser_t::pair_type &mup)
{
  myuser_t *mu = mup.second;
  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_t::find (mu->name);
      if (mn == NULL)
        {
          slog (LG_REGISTER, "db_check(): adding missing nick %s", mu->name);
          mn = mynick_t::create (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);
          mn->refcnt_dec ();
          mn = mynick_t::create (mu, mu->name);
          mn->registered = mu->registered;
          mn->lastseen = mu->lastlogin;
        }
    }

  return 0;
}

void
db_check ()
{
  std::for_each (myuser_t::map.begin (), myuser_t::map.end (), check_myuser_cb);
}
Revision:	1.9
Committed:	Sat Sep 22 14:27:30 2007 UTC (18 years, 11 months ago) by pippijn
Content type:	text/plain
Branch:	MAIN
CVS Tags:	HEAD
Changes since 1.8:	+2 -1 lines
Log Message:	split up ermyth into ermyth-modules, libermyth (currently just ermyth-util) and ermyth-core
#	Content
1	/**
2	* account.C: Account 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: account.C,v 1.8 2007-09-16 18:54:44 pippijn Exp $";
14
15	#include <boost/foreach.hpp>
16
17	#include "atheme.h"
18	#include <libermyth.h>
19	#include <account/myuser.h>
20	#include <account/mynick.h>
21	#include <account/mychan.h>
22	#include <account/chanacs.h>
23	#include "uplink.h" /* XXX, for sendq_flush(curr_uplink->conn); */
24	#include "datastream.h"
25	#include "privs.h"
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	#endif
51	}
52
53	static int
54	expire_myuser_cb (myuser_t::pair_type &mup)
55	{
56	myuser_t *mu = mup.second;
57
58	/* If they're logged in, update lastlogin time.
59	* To decrease db traffic, may want to only do
60	* this if the account would otherwise be
61	* deleted. -- jilles
62	*/
63	if (!mu->logins.empty ())
64	{
65	mu->lastlogin = NOW;
66	return 0;
67	}
68
69	if (MU_HOLD & mu->flags)
70	return 0;
71
72	if (((NOW - mu->lastlogin) >= nicksvs.expiry) \|\| ((mu->flags & MU_WAITAUTH) && (NOW - mu->registered >= 86400)))
73	{
74	/* Don't expire accounts with privs on them in atheme.conf,
75	* otherwise someone can reregister
76	* them and take the privs -- jilles */
77	if (is_conf_soper (mu))
78	return 0;
79
80	snoop (_("EXPIRE: \2%s\2 from \2%s\2 "), mu->name, mu->email);
81	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));
82	mu->refcnt_dec ();
83	}
84
85	return 0;
86	}
87
88	void
89	expire_check (void *arg)
90	{
91	mynick_t *mn;
92	mychan_t *mc;
93	user_t *u;
94
95	/* Let them know about this and the likely subsequent db_save()
96	* right away -- jilles */
97	sendq_flush (curr_uplink->conn);
98
99	if (nicksvs.expiry != 0)
100	{
101	std::for_each (myuser_t::map.begin (), myuser_t::map.end (), expire_myuser_cb);
102
103	foreach (mynick_t::pair_type &mnp, mynick_t::map)
104	{
105	mn = mnp.second;
106	if ((NOW - mn->lastseen) >= nicksvs.expiry)
107	{
108	if (MU_HOLD & mn->owner->flags)
109	continue;
110
111	/* do not drop main nick like this */
112	if (!irccasecmp (mn->nick, mn->owner->name))
113	continue;
114
115	u = user_find_named (mn->nick);
116	if (u != NULL && u->myuser == mn->owner)
117	{
118	/* still logged in, bleh */
119	mn->lastseen = NOW;
120	mn->owner->lastlogin = NOW;
121	continue;
122	}
123
124	snoop (_("EXPIRE: \2%s\2 from \2%s\2"), mn->nick, mn->owner->name);
125	slog (LG_REGISTER, "expire_check(): expiring nick %s (unused %ds, account %s)", mn->nick, NOW - mn->lastseen, mn->owner->name);
126	mn->refcnt_dec ();
127	}
128	}
129	}
130
131	if (chansvs.expiry != 0)
132	{
133	foreach (mychan_t::pair_type &mp, mychan_t::map)
134	{
135	mc = mp.second;
136	if ((NOW - mc->used) >= 86400 - 3660)
137	{
138	/* keep last used time accurate to
139	* within a day, making sure an active
140	* channel will never get "Last used"
141	* in /cs info -- jilles */
142	if (mc->isused ())
143	{
144	mc->used = NOW;
145	slog (LG_DEBUG, "expire_check(): updating last used time on %s because it appears to be still in use", mc->name);
146	continue;
147	}
148	}
149
150	if ((NOW - mc->used) >= chansvs.expiry)
151	{
152	if (MC_HOLD & mc->flags)
153	continue;
154
155	snoop (_("EXPIRE: \2%s\2 from \2%s\2"), mc->name, mc->founder_names ());
156	slog (LG_REGISTER, "expire_check(): expiring channel %s (unused %ds, founder %s, chanacs %d)",
157	mc->name,
158	NOW - mc->used,
159	mc->founder_names (),
160	LIST_LENGTH (&mc->chanacs));
161
162	mc->callback.drop (mc);
163	if ((config_options.chan && irccasecmp (mc->name, config_options.chan)) \|\| !config_options.chan)
164	part (mc->name, chansvs.nick);
165
166	mc->refcnt_dec ();
167	}
168	}
169	}
170	}
171
172	static int
173	check_myuser_cb (myuser_t::pair_type &mup)
174	{
175	myuser_t *mu = mup.second;
176	mynick_t *mn;
177
178	if (MU_OLD_ALIAS & mu->flags)
179	{
180	slog (LG_REGISTER, "db_check(): converting previously linked nick %s to a standalone nick", mu->name);
181	mu->flags &= ~MU_OLD_ALIAS;
182	mu->del_metadata ("private:alias:parent");
183	}
184
185	if (!nicksvs.no_nick_ownership)
186	{
187	mn = mynick_t::find (mu->name);
188	if (mn == NULL)
189	{
190	slog (LG_REGISTER, "db_check(): adding missing nick %s", mu->name);
191	mn = mynick_t::create (mu, mu->name);
192	mn->registered = mu->registered;
193	mn->lastseen = mu->lastlogin;
194	}
195	else if (mn->owner != mu)
196	{
197	slog (LG_REGISTER, "db_check(): replacing nick %s owned by %s with %s", mn->nick, mn->owner->name, mu->name);
198	mn->refcnt_dec ();
199	mn = mynick_t::create (mu, mu->name);
200	mn->registered = mu->registered;
201	mn->lastseen = mu->lastlogin;
202	}
203	}
204
205	return 0;
206	}
207
208	void
209	db_check ()
210	{
211	std::for_each (myuser_t::map.begin (), myuser_t::map.end (), check_myuser_cb);
212	}