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Stephen Bennett 2010-04-30 22:03:42 +01:00
commit 1916ed52f8
2 changed files with 23 additions and 1 deletions
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4
doc/technical/ts6-protocol.txt
View file

@ -157,7 +157,9 @@ parameters: type, user mask, host mask, creation TS, duration, lifetime, oper, r
Propagates a network wide ban.
The type is K for K:lines; other types are reserved.
The type is K for K:lines, R for resvs and X for X:lines; other types are
reserved. The user mask field is only used for K:lines; for resvs and X:lines
the field is ignored in input and sent as an asterisk.
The creation TS indicates when this ban was last modified. An incoming ban MUST
be ignored and not propagated if the creation TS is older than the creation TS

20
modules/core/m_ban.c
View file

@ -116,6 +116,7 @@ ms_ban(struct Client *client_p, struct Client *source_p, int parc, const char *p
ptr = find_prop_ban(ntype, parv[2], parv[3]);
if (ptr != NULL)
{
/* We already know about this ban mask. */
aconf = ptr->data;
if (aconf->created > created ||
(aconf->created == created &&
@ -130,6 +131,11 @@ ms_ban(struct Client *client_p, struct Client *source_p, int parc, const char *p
aconf->host);
return 0;
}
/* act indicates if something happened (from the oper's
* point of view). This is the case if the ban was
* previously active (not deleted) or if the new ban
* is not a removal and not already expired.
*/
act = !(aconf->status & CONF_ILLEGAL) || (hold != created &&
hold > rb_current_time());
if (lifetime > aconf->lifetime)
@ -137,6 +143,7 @@ ms_ban(struct Client *client_p, struct Client *source_p, int parc, const char *p
/* already expired, hmm */
if (aconf->lifetime <= rb_current_time())
return 0;
/* Deactivate, it will be reactivated later if appropriate. */
deactivate_conf(aconf, ptr);
rb_free(aconf->user);
aconf->user = NULL;
@ -151,6 +158,7 @@ ms_ban(struct Client *client_p, struct Client *source_p, int parc, const char *p
}
else
{
/* New ban mask. */
aconf = make_conf();
aconf->status = CONF_ILLEGAL | ntype;
aconf->lifetime = lifetime;
@ -171,6 +179,13 @@ ms_ban(struct Client *client_p, struct Client *source_p, int parc, const char *p
aconf->passwd = rb_strndup(parv[parc - 1], p - parv[parc - 1] + 1);
aconf->spasswd = rb_strdup(p + 1);
}
/* The ban is fully filled in and in the prop_bans list
* but still deactivated. Now determine if it should be activated
* and send the server notices.
*/
/* We only reject *@* and the like here.
* Otherwise malformed bans are fairly harmless and can be removed.
*/
switch (ntype)
{
case CONF_KILL:
@ -244,6 +259,11 @@ ms_ban(struct Client *client_p, struct Client *source_p, int parc, const char *p
aconf->user ? " " : "",
aconf->host);
}
/* If CONF_ILLEGAL is still set at this point, remove entries from the
* reject cache (for klines and xlines).
* If CONF_ILLEGAL is not set, add the ban to the type-specific data
* structure and take action on matched clients/channels.
*/
switch (ntype)
{
case CONF_KILL: