static int
me_forcepart(struct Client *client_p, struct Client *source_p, int parc, const char *parv[])
{
struct Client *target_p;
const char *user, *channels, *reason;
const char default_reason[] = "Leaving";
int chasing = 0;
user = parv[1];
channels = parv[2];
if(EmptyString(parv[2]))
return 0;
else
channels = parv[2];
if(EmptyString(parv[3]))
reason = default_reason;
else
{
char *s;
s = LOCAL_COPY(parv[3]);
if(strlen(s) > (size_t) REASONLEN)
s[REASONLEN] = '\0';
reason = s;
}
/* Find the user */
if((target_p = find_chasing(source_p, user, &chasing)) == NULL)
return 0;
if(IsServer(target_p) || IsMe(target_p))
return 0;
ilog(L_MAIN, "FORCEPART called for [%s] by %s!%s@%s",
target_p->name, source_p->name, source_p->username, source_p->host);
if(!MyClient(target_p))
{
struct Client *cptr = target_p->servptr;
sendto_one(cptr, ":%s ENCAP %s FORCEPART %s :%s",
get_id(source_p, cptr), cptr->name, get_id(target_p, cptr), channels);
return 0;
}
forcepart_channels(client_p, source_p, target_p, channels, reason);
return 0;
}
/*
** mo_forcejoin
** parv[1] = forcejoin victim
** parv[2] = forcejoin channel list
*/
static int
mo_forcejoin(struct Client *client_p, struct Client *source_p, int parc, const char *parv[])
{
struct Client *target_p;
const char *user, *chanlist;
int chasing = 0;
user = parv[1];
if(!IsOperForce(source_p))
{
sendto_one(source_p, form_str(ERR_NOPRIVS), me.name, source_p->name, "force");
return 0;
}
if(EmptyString(parv[2]))
{
sendto_one(source_p, form_str(ERR_NEEDMOREPARAMS), me.name, source_p->name, "FORCEJOIN");
return 0;
}
else
chanlist = parv[2];
if((target_p = find_chasing(source_p, user, &chasing)) == NULL)
return 0;
sendto_realops_snomask(SNO_GENERAL, L_NETWIDE,
"Received FORCEJOIN message for %s!%s@%s. From %s (Channels: %s)",
target_p->name, target_p->username, target_p->orighost,
source_p->name, chanlist);
ilog(L_MAIN, "FORCEJOIN called for [%s] by %s!%s@%s",
target_p->name, source_p->name, source_p->username, source_p->host);
if(!MyClient(target_p))
{
struct Client *cptr = target_p->servptr;
sendto_one(cptr, ":%s ENCAP %s FORCEJOIN %s :%s",
get_id(source_p, cptr), cptr->name, get_id(target_p, cptr), chanlist);
return 0;
}
user_join_override(client_p, source_p, target_p, chanlist);
return 0;
}
/*
* me_forcejoin
* parv[1] = forcejoin victim
* parv[2] = forcejoin channel list
*/
static int
me_forcejoin(struct Client *client_p, struct Client *source_p, int parc, const char *parv[])
{
struct Client *target_p;
const char *user, *chanlist;
int chasing = 0;
user = parv[1];
if(EmptyString(parv[2]))
return 0;
else
chanlist = parv[2];
/* Find the user */
if((target_p = find_chasing(source_p, user, &chasing)) == NULL)
return 0;
if(IsServer(target_p) || IsMe(target_p))
return 0;
ilog(L_MAIN, "FORCEJOIN called for [%s] by %s!%s@%s",
target_p->name, source_p->name, source_p->username, source_p->host);
if(!MyClient(target_p))
{
struct Client *cptr = target_p->servptr;
sendto_one(cptr, ":%s ENCAP %s FORCEJOIN %s :%s",
get_id(source_p, cptr), cptr->name, get_id(target_p, cptr), chanlist);
return 0;
}
user_join_override(client_p, source_p, target_p, chanlist);
return 0;
}
/*
* m_kick - generic message handler
*
* parv[0] = sender prefix
* parv[1] = channel
* parv[2] = client to kick
* parv[parc-1] = kick comment
*/
int m_kick(struct Client *cptr, struct Client *sptr, int parc, char *parv[])
{
struct Client *who;
struct Channel *chptr;
struct Membership *member = 0;
struct Membership* member2;
char *name, *comment;
ClrFlag(sptr, FLAG_TS8);
if (parc < 3 || *parv[1] == '\0')
return need_more_params(sptr, "KICK");
name = parv[1];
/* simple checks */
if (!(chptr = get_channel(sptr, name, CGT_NO_CREATE)))
return send_reply(sptr, ERR_NOSUCHCHANNEL, name);
if (!(member2 = find_member_link(chptr, sptr)) || IsZombie(member2)
|| !IsChanOp(member2))
return send_reply(sptr, ERR_CHANOPRIVSNEEDED, name);
if (!(who = find_chasing(sptr, parv[2], 0)))
return 0; /* find_chasing sends the reply for us */
/* Don't allow the channel service to be kicked */
if (IsChannelService(who))
return send_reply(sptr, ERR_ISCHANSERVICE, cli_name(who), chptr->chname);
/* Prevent kicking opers from local channels -DM- */
if (IsLocalChannel(chptr->chname) && HasPriv(who, PRIV_DEOP_LCHAN))
return send_reply(sptr, ERR_ISOPERLCHAN, cli_name(who), chptr->chname);
/* check if kicked user is actually on the channel */
if (!(member = find_member_link(chptr, who)) || IsZombie(member))
return send_reply(sptr, ERR_USERNOTINCHANNEL, cli_name(who), chptr->chname);
/* Don't allow to kick member with a higher op-level,
* or members with the same op-level unless both are MAXOPLEVEL.
*/
if (OpLevel(member) < OpLevel(member2)
|| (OpLevel(member) == OpLevel(member2)
&& OpLevel(member) < MAXOPLEVEL))
return send_reply(sptr, ERR_NOTLOWEROPLEVEL, cli_name(who), chptr->chname,
OpLevel(member2), OpLevel(member), "kick",
OpLevel(member) == OpLevel(member2) ? "the same" : "a higher");
/* We rely on ircd_snprintf to truncate the comment */
comment = EmptyString(parv[parc - 1]) ? parv[0] : parv[parc - 1];
if (!IsLocalChannel(name))
sendcmdto_serv_butone(sptr, CMD_KICK, cptr, "%H %C :%s", chptr, who,
comment);
if (IsDelayedJoin(member)) {
/* If it's a delayed join, only send the KICK to the person doing
* the kicking and the victim */
if (MyUser(who))
sendcmdto_one(sptr, CMD_KICK, who, "%H %C :%s", chptr, who, comment);
sendcmdto_one(who, CMD_JOIN, sptr, "%H", chptr);
sendcmdto_one(sptr, CMD_KICK, sptr, "%H %C :%s", chptr, who, comment);
CheckDelayedJoins(chptr);
} else
sendcmdto_channel_butserv_butone(sptr, CMD_KICK, chptr, NULL, 0, "%H %C :%s", chptr, who,
comment);
make_zombie(member, who, cptr, sptr, chptr);
return 0;
}
/*
** m_kick
** parv[1] = channel
** parv[2] = client to kick
** parv[3] = kick comment
*/
static int
m_kick(struct Client *client_p, struct Client *source_p, int parc, const char *parv[])
{
struct membership *msptr;
struct Client *who;
struct Channel *chptr;
int chasing = 0;
char *comment;
const char *name;
char *p = NULL;
char text[10];
const char *user;
static char buf[BUFSIZE];
int is_override = 0;
if(MyClient(source_p) && !IsFloodDone(source_p))
flood_endgrace(source_p);
*buf = '\0';
if((p = strchr(parv[1], ',')))
*p = '\0';
name = parv[1];
chptr = find_channel(name);
if(chptr == NULL)
{
sendto_one_numeric(source_p, ERR_NOSUCHCHANNEL, form_str(ERR_NOSUCHCHANNEL), name);
return 0;
}
user = parv[2]; /* strtoken(&p2, parv[2], ","); */
if(!(who = find_chasing(source_p, user, &chasing)))
{
return 0;
}
if(!IsServer(source_p))
{
msptr = find_channel_membership(chptr, source_p);
if((msptr == NULL) && MyConnect(source_p))
{
sendto_one_numeric(source_p, ERR_NOTONCHANNEL,
form_str(ERR_NOTONCHANNEL), name);
return 0;
}
if(!can_kick_deop(msptr, find_channel_membership(chptr, who)))
{
if(MyConnect(source_p))
{
if(IsOverride(source_p))
is_override = 1;
else
{
sendto_one(source_p, ":%s 482 %s %s :You do not have the proper privileges to kick this user",
me.name, source_p->name, name);
return 0;
}
}
/* If its a TS 0 channel, do it the old way */
else if(chptr->channelts == 0)
{
sendto_one(source_p, form_str(ERR_CHANOPRIVSNEEDED),
get_id(&me, source_p), get_id(source_p, source_p), name);
return 0;
}
}
/* Its a user doing a kick, but is not showing as chanop locally
* its also not a user ON -my- server, and the channel has a TS.
* There are two cases we can get to this point then...
*
* 1) connect burst is happening, and for some reason a legit
* op has sent a KICK, but the SJOIN hasn't happened yet or
* been seen. (who knows.. due to lag...)
*
* 2) The channel is desynced. That can STILL happen with TS
*
* Now, the old code roger wrote, would allow the KICK to
* go through. Thats quite legit, but lets weird things like
* KICKS by users who appear not to be chanopped happen,
* or even neater, they appear not to be on the channel.
* This fits every definition of a desync, doesn't it? ;-)
* So I will allow the KICK, otherwise, things are MUCH worse.
* But I will warn it as a possible desync.
*
* -Dianora
*/
}
if((p = strchr(parv[2], ',')))
*p = '\0';
msptr = find_channel_membership(chptr, who);
if(msptr != NULL)
{
if(MyClient(source_p) && IsService(who))
{
sendto_one(source_p, form_str(ERR_ISCHANSERVICE),
me.name, source_p->name, who->name, chptr->chname);
return 0;
}
if(MyClient(source_p) && chptr->mode.mode & MODE_NOKICK)
{
sendto_one_numeric(source_p, ERR_NOKICK,
form_str(ERR_NOKICK),
chptr->chname);
return 0;
}
if (MyClient(source_p) && chptr->mode.mode & MODE_NOOPERKICK && IsOper(who))
{
sendto_realops_snomask(SNO_GENERAL, L_NETWIDE,
"Overriding KICK from %s on %s in %s (channel is +M)",
source_p->name, who->name, chptr->chname);
sendto_one_numeric(source_p, ERR_ISCHANSERVICE,
"%s %s :Cannot kick IRC operators from that channel.",
who->name, chptr->chname);
return 0;
}
if(MyClient(source_p))
{
hook_data_channel_approval hookdata;
hookdata.client = source_p;
hookdata.chptr = chptr;
hookdata.target = who;
hookdata.approved = 1;
call_hook(h_can_kick, &hookdata);
if (!hookdata.approved)
return 0;
}
comment = LOCAL_COPY((EmptyString(parv[3])) ? who->name : parv[3]);
if(strlen(comment) > (size_t) REASONLEN)
comment[REASONLEN] = '\0';
if(is_override)
{
sendto_wallops_flags(UMODE_WALLOP, &me,
"%s is overriding KICK [%s] on [%s] [%s]",
get_oper_name(source_p), who->name, chptr->chname, comment);
sendto_server(NULL, chptr, NOCAPS, NOCAPS,
":%s WALLOPS :%s is overriding KICK [%s] on [%s] [%s]",
me.name, get_oper_name(source_p), who->name, chptr->chname, comment);
}
/* jdc
* - In the case of a server kicking a user (i.e. CLEARCHAN),
* the kick should show up as coming from the server which did
* the kick.
* - Personally, flame and I believe that server kicks shouldn't
* be sent anyways. Just waiting for some oper to abuse it...
*/
if(IsServer(source_p))
sendto_channel_local(ALL_MEMBERS, chptr, ":%s KICK %s %s :%s",
source_p->name, name, who->name, comment);
else
sendto_channel_local(ALL_MEMBERS, chptr,
":%s!%s@%s KICK %s %s :%s",
source_p->name, source_p->username,
source_p->host, name, who->name, comment);
sendto_server(client_p, chptr, CAP_TS6, NOCAPS,
":%s KICK %s %s :%s",
use_id(source_p), chptr->chname, use_id(who), comment);
remove_user_from_channel(msptr);
rb_snprintf(text, sizeof(text), "K%s", who->id);
/* we don't need to track NOREJOIN stuff unless it's our client being kicked */
if(MyClient(who) && chptr->mode.mode & MODE_NOREJOIN)
channel_metadata_time_add(chptr, text, rb_current_time(), "KICKNOREJOIN");
}
else if (MyClient(source_p))
sendto_one_numeric(source_p, ERR_USERNOTINCHANNEL,
form_str(ERR_USERNOTINCHANNEL), user, name);
return 0;
}
/*
** m_okick
** parv[0] = sender prefix
** parv[1] = channel
** parv[2] = client to kick
** parv[3] = kick comment
*/
static void m_okick(struct Client *client_p,
struct Client *source_p,
int parc,
char *parv[])
{
struct Client *who;
struct Channel *chptr;
int chasing = 0;
char *comment;
char *name;
char *p = NULL;
char *user;
static char buf[BUFSIZE];
if (*parv[2] == '\0')
{
sendto_one(source_p, form_str(ERR_NEEDMOREPARAMS),
me.name, parv[0], "KICK");
return;
}
if(MyClient(source_p) && !IsFloodDone(source_p))
flood_endgrace(source_p);
comment = (EmptyString(parv[3])) ? parv[2] : parv[3];
if (strlen(comment) > (size_t) TOPICLEN)
comment[TOPICLEN] = '\0';
*buf = '\0';
if( (p = strchr(parv[1],',')) )
*p = '\0';
name = parv[1];
chptr = hash_find_channel(name);
if (!chptr)
{
sendto_one(source_p, form_str(ERR_NOSUCHCHANNEL),
me.name, parv[0], name);
return;
}
if( (p = strchr(parv[2],',')) )
*p = '\0';
user = parv[2]; /* strtoken(&p2, parv[2], ","); */
if (!(who = find_chasing(source_p, user, &chasing)))
{
return;
}
if (IsMember(who, chptr))
{
sendto_channel_local(ALL_MEMBERS, chptr, ":%s KICK %s %s :%s",
me.name, chptr->chname, who->name, comment);
sendto_server(&me, chptr, NOCAPS, NOCAPS,
":%s KICK %s %s :%s",
me.name, chptr->chname,
who->name, comment);
remove_user_from_channel(chptr, who);
}
}
static void
ms_dline(struct Client *client_p, struct Client *source_p,
int parc, char *parv[])
{
char def_reason[] = CONF_NOREASON;
char *dlhost, *oper_reason, *reason;
const char *creason;
const struct Client *target_p = NULL;
struct sockaddr_storage daddr;
struct AccessItem *aconf = NULL;
time_t tkline_time = 0;
int bits, t;
char hostip[HOSTIPLEN + 1];
if (parc != 5 || EmptyString(parv[4]))
return;
/* parv[0] parv[1] parv[2] parv[3] parv[4] */
/* oper target_server tkline_time host reason */
sendto_match_servs(source_p, parv[1], CAP_DLN,
"DLINE %s %s %s :%s",
parv[1], parv[2], parv[3], parv[4]);
if (!match(parv[1], me.name))
return;
tkline_time = valid_tkline(parv[2], TK_SECONDS);
dlhost = parv[3];
reason = parv[4];
if (HasFlag(source_p, FLAGS_SERVICE)
|| find_matching_name_conf(ULINE_TYPE, source_p->servptr->name,
source_p->username, source_p->host,
SHARED_DLINE))
{
if (!IsClient(source_p))
return;
if ((t = parse_netmask(dlhost, NULL, &bits)) == HM_HOST)
{
if ((target_p = find_chasing(client_p, source_p, dlhost, NULL)) == NULL)
return;
if (!MyConnect(target_p))
{
sendto_one(source_p,
":%s NOTICE %s :Can't DLINE nick on another server",
me.name, source_p->name);
return;
}
if (IsExemptKline(target_p))
{
sendto_one(source_p,
":%s NOTICE %s :%s is E-lined", me.name,
source_p->name, target_p->name);
return;
}
ip_to_string(&target_p->ip, hostip, sizeof(hostip));
dlhost = hostip;
t = parse_netmask(dlhost, NULL, &bits);
assert(t == HM_IPV4 || t == HM_IPV6);
}
if (bits < 8)
{
sendto_one(source_p,
":%s NOTICE %s :For safety, bitmasks less than 8 require conf access.",
me.name, source_p->name);
return;
}
if (t == HM_IPV6)
t = AF_INET6;
else
t = AF_INET;
parse_netmask(dlhost, &daddr, NULL);
if ((aconf = find_dline_conf(&daddr, t)) != NULL)
{
creason = aconf->reason ? aconf->reason : def_reason;
if (IsConfExemptKline(aconf))
sendto_one(source_p,
":%s NOTICE %s :[%s] is (E)d-lined by [%s] - %s",
me.name, source_p->name, dlhost, aconf->host, creason);
else
sendto_one(source_p,
":%s NOTICE %s :[%s] already D-lined by [%s] - %s",
me.name, source_p->name, dlhost, aconf->host, creason);
return;
}
/* Look for an oper reason */
if ((oper_reason = strchr(reason, '|')) != NULL)
* oper_reason++ = '\0';
if (!valid_comment(source_p, reason, 1))
return;
apply_conf_ban(source_p, DLINE_TYPE, NULL, dlhost, reason, oper_reason,
tkline_time);
}
}
static int
m_remove(struct Client *client_p, struct Client *source_p, int parc, const char *parv[])
{
struct membership *msptr;
struct Client *who;
struct Channel *chptr;
int chasing = 0;
char *comment;
const char *name;
char *p = NULL;
const char *user;
static char buf[BUFSIZE];
if(MyClient(source_p) && !IsFloodDone(source_p))
flood_endgrace(source_p);
*buf = '\0';
if((p = strchr(parv[1], ',')))
*p = '\0';
name = parv[1];
chptr = find_channel(name);
if(chptr == NULL)
{
sendto_one_numeric(source_p, ERR_NOSUCHCHANNEL, form_str(ERR_NOSUCHCHANNEL), name);
return 0;
}
if(!IsServer(source_p))
{
msptr = find_channel_membership(chptr, source_p);
if((msptr == NULL) && MyConnect(source_p))
{
sendto_one_numeric(source_p, ERR_NOTONCHANNEL,
form_str(ERR_NOTONCHANNEL), name);
return 0;
}
if(get_channel_access(source_p, msptr, MODE_ADD) < CHFL_CHANOP)
{
if(MyConnect(source_p))
{
sendto_one(source_p, form_str(ERR_CHANOPRIVSNEEDED),
me.name, source_p->name, name);
return 0;
}
/* If its a TS 0 channel, do it the old way */
if(chptr->channelts == 0)
{
sendto_one(source_p, form_str(ERR_CHANOPRIVSNEEDED),
get_id(&me, source_p), get_id(source_p, source_p), name);
return 0;
}
}
/* Its a user doing a kick, but is not showing as chanop locally
* its also not a user ON -my- server, and the channel has a TS.
* There are two cases we can get to this point then...
*
* 1) connect burst is happening, and for some reason a legit
* op has sent a KICK, but the SJOIN hasn't happened yet or
* been seen. (who knows.. due to lag...)
*
* 2) The channel is desynced. That can STILL happen with TS
*
* Now, the old code roger wrote, would allow the KICK to
* go through. Thats quite legit, but lets weird things like
* KICKS by users who appear not to be chanopped happen,
* or even neater, they appear not to be on the channel.
* This fits every definition of a desync, doesn't it? ;-)
* So I will allow the KICK, otherwise, things are MUCH worse.
* But I will warn it as a possible desync.
*
* -Dianora
*/
}
if((p = strchr(parv[2], ',')))
*p = '\0';
user = parv[2]; /* strtoken(&p2, parv[2], ","); */
if(!(who = find_chasing(source_p, user, &chasing)))
{
return 0;
}
msptr = find_channel_membership(chptr, who);
if(msptr != NULL)
{
if(MyClient(source_p) && IsService(who))
{
sendto_one(source_p, form_str(ERR_ISCHANSERVICE),
me.name, source_p->name, who->name, chptr->chname);
return 0;
}
if(MyClient(source_p))
{
hook_data_channel_approval hookdata;
hookdata.client = source_p;
hookdata.chptr = chptr;
hookdata.msptr = msptr;
hookdata.target = who;
hookdata.approved = 1;
hookdata.dir = MODE_ADD; /* ensure modules like override speak up */
call_hook(h_can_kick, &hookdata);
if (!hookdata.approved)
return 0;
}
comment = LOCAL_COPY((EmptyString(parv[3])) ? who->name : parv[3]);
if(strlen(comment) > (size_t) REASONLEN)
comment[REASONLEN] = '\0';
/* jdc
* - In the case of a server kicking a user (i.e. CLEARCHAN),
* the kick should show up as coming from the server which did
* the kick.
* - Personally, flame and I believe that server kicks shouldn't
* be sent anyways. Just waiting for some oper to abuse it...
*/
sendto_channel_local(ALL_MEMBERS, chptr,
":%s!%s@%s PART %s :requested by %s (%s)",
who->name, who->username,
who->host, name, source_p->name, comment);
sendto_server(client_p, chptr, CAP_REMOVE, NOCAPS,
":%s REMOVE %s %s :%s",
use_id(source_p), chptr->chname, use_id(who), comment);
sendto_server(client_p, chptr, NOCAPS, CAP_REMOVE,
":%s KICK %s %s :%s",
use_id(source_p), chptr->chname, use_id(who), comment);
remove_user_from_channel(msptr);
}
else if (MyClient(source_p))
sendto_one_numeric(source_p, ERR_USERNOTINCHANNEL,
form_str(ERR_USERNOTINCHANNEL), user, name);
return 0;
}
/*
** m_kick
** parv[0] = sender prefix
** parv[1] = channel
** parv[2] = client to kick
** parv[3] = kick comment
*/
static void m_kick(struct Client *client_p,
struct Client *source_p,
int parc,
char *parv[])
{
struct Client *who;
struct Channel *chptr;
int chasing = 0;
char *comment;
char *name;
char *p = (char *)NULL;
char *user;
static char buf[BUFSIZE];
if (*parv[2] == '\0')
{
sendto_one(source_p, form_str(ERR_NEEDMOREPARAMS),
me.name, parv[0], "KICK");
return;
}
if(MyClient(source_p) && !IsFloodDone(source_p))
flood_endgrace(source_p);
comment = (BadPtr(parv[3])) ? parv[2] : parv[3];
if (strlen(comment) > (size_t) TOPICLEN)
comment[TOPICLEN] = '\0';
*buf = '\0';
if( (p = strchr(parv[1],',')) )
*p = '\0';
name = parv[1];
chptr = hash_find_channel(name);
if (!chptr)
{
sendto_one(source_p, form_str(ERR_NOSUCHCHANNEL),
me.name, parv[0], name);
return;
}
if (!IsServer(source_p) && !is_chan_op(chptr, source_p) )
{
/* was a user, not a server, and user isn't seen as a chanop here */
if(MyConnect(source_p))
{
/* user on _my_ server, with no chanops.. so go away */
sendto_one(source_p, form_str(ERR_CHANOPRIVSNEEDED),
me.name, parv[0], name);
return;
}
if(chptr->channelts == 0)
{
/* If its a TS 0 channel, do it the old way */
sendto_one(source_p, form_str(ERR_CHANOPRIVSNEEDED),
me.name, parv[0], name);
return;
}
/* Its a user doing a kick, but is not showing as chanop locally
* its also not a user ON -my- server, and the channel has a TS.
* There are two cases we can get to this point then...
*
* 1) connect burst is happening, and for some reason a legit
* op has sent a KICK, but the SJOIN hasn't happened yet or
* been seen. (who knows.. due to lag...)
*
* 2) The channel is desynced. That can STILL happen with TS
*
* Now, the old code roger wrote, would allow the KICK to
* go through. Thats quite legit, but lets weird things like
* KICKS by users who appear not to be chanopped happen,
* or even neater, they appear not to be on the channel.
* This fits every definition of a desync, doesn't it? ;-)
* So I will allow the KICK, otherwise, things are MUCH worse.
* But I will warn it as a possible desync.
*
* -Dianora
*/
}
if( (p = strchr(parv[2],',')) )
*p = '\0';
user = parv[2]; /* strtoken(&p2, parv[2], ","); */
if (!(who = find_chasing(source_p, user, &chasing)))
{
return;
}
if (IsMember(who, chptr))
{
/* jdc
* - In the case of a server kicking a user (i.e. CLEARCHAN),
* the kick should show up as coming from the server which did
* the kick.
* - Personally, flame and I believe that server kicks shouldn't
* be sent anyways. Just waiting for some oper to abuse it...
*/
if (IsServer(source_p))
{
sendto_channel_local(ALL_MEMBERS, chptr, ":%s KICK %s %s :%s",
source_p->name, name, who->name, comment);
}
#ifdef ANONOPS
else if(chptr->mode.mode & MODE_HIDEOPS)
{
/* jdc -- Non-chanops get kicked from me.name, not
* who->name (themselves).
*/
sendto_channel_local(NON_CHANOPS, chptr,
":%s KICK %s %s :%s",
me.name,
name, who->name, comment);
sendto_channel_local(ONLY_CHANOPS, chptr,
":%s!%s@%s KICK %s %s :%s",
source_p->name,
source_p->username,
source_p->host,
name,
who->name, comment);
}
else
#endif
{
sendto_channel_local(ALL_MEMBERS, chptr,
":%s!%s@%s KICK %s %s :%s",
source_p->name,
source_p->username,
source_p->host,
name, who->name, comment);
}
sendto_server(client_p, NOCAPS, NOCAPS,
":%s KICK %s %s :%s",
parv[0], chptr->chname,
who->name, comment);
remove_user_from_channel(chptr, who);
}
else
sendto_one(source_p, form_str(ERR_USERNOTINCHANNEL),
me.name, parv[0], user, name);
}
/*
* mo_forcepart
* parv[1] = forcepart victim
* parv[2] = channels to part
* parv[3] = reason
*/
static int
mo_forcepart(struct Client *client_p, struct Client *source_p, int parc, const char *parv[])
{
struct Client *target_p;
const char *user, *channels, *reason;
const char default_reason[] = "Leaving";
int chasing = 0;
user = parv[1];
channels = parv[2];
if(!IsOper(source_p))
{
sendto_one(source_p, form_str(ERR_NOPRIVS), me.name, source_p->name);
return 0;
}
/* if target_p == NULL then let the oper know */
if((target_p = find_chasing(source_p, user, &chasing)) == NULL)
{
sendto_one(source_p, form_str(ERR_NOSUCHNICK), me.name, source_p->name, user);
return 0;
}
if(EmptyString(channels))
{
sendto_one(source_p, form_str(ERR_NEEDMOREPARAMS), me.name, source_p->name, "FORCEPART");
return 0;
}
if(EmptyString(parv[3]))
reason = default_reason;
else
{
char *s;
s = LOCAL_COPY(parv[3]);
if(strlen(s) > (size_t) REASONLEN)
s[REASONLEN] = '\0';
reason = s;
}
if(!IsClient(target_p))
return 0;
if(!MyClient(target_p) && (!IsOperAdmin(source_p)))
{
sendto_one_notice(source_p, ":Nick %s is not on your server and you do not have admin priv",
target_p->name);
return 0;
}
sendto_realops_snomask(SNO_GENERAL, L_NETWIDE,
"Received FORCEPART message for %s!%s@%s. From %s (Channels: %s)",
target_p->name, target_p->username, target_p->host, source_p->name, channels);
ilog(L_MAIN, "FORCEPART called for %s %s by %s!%s@%s (part reason %s)",
user, channels, source_p->name, source_p->username, source_p->host, reason);
sendto_one_notice(target_p, ":You have been forced to part %s",
channels);
if(!MyClient(target_p))
{
struct Client *cptr = target_p->servptr;
sendto_one(cptr, ":%s ENCAP %s FORCEPART %s :%s",
get_id(source_p, cptr), cptr->name, get_id(target_p, cptr), channels);
return 0;
}
forcepart_channels(client_p, source_p, target_p, channels, reason);
return 0;
}
/* m_kick()
* parv[0] = sender prefix
* parv[1] = channel
* parv[2] = client to kick
* parv[3] = kick comment
*/
static void
m_kick(struct Client *client_p, struct Client *source_p,
int parc, char *parv[])
{
struct Client *who;
struct Channel *chptr;
int chasing = 0;
int gmode_used = 0;
char *comment;
char *name;
char *p = NULL;
char *user;
const char *from, *to;
struct Membership *ms = NULL;
struct Membership *ms_target;
if (!MyConnect(source_p) && IsCapable(source_p->from, CAP_TS6) && HasID(source_p))
{
from = me.id;
to = source_p->id;
}
else
{
from = me.name;
to = source_p->name;
}
if (*parv[2] == '\0')
{
sendto_one(source_p, form_str(ERR_NEEDMOREPARAMS),
from, to, "KICK");
return;
}
if (MyClient(source_p) && !IsFloodDone(source_p))
flood_endgrace(source_p);
comment = (EmptyString(parv[3])) ? parv[2] : parv[3];
if (strlen(comment) > (size_t)KICKLEN)
comment[KICKLEN] = '\0';
name = parv[1];
while (*name == ',')
name++;
if ((p = strchr(name,',')) != NULL)
*p = '\0';
if (*name == '\0')
return;
if ((chptr = hash_find_channel(name)) == NULL)
{
sendto_one(source_p, form_str(ERR_NOSUCHCHANNEL),
from, to, name);
return;
}
if (!IsServer(source_p))
{
if ((ms = find_channel_link(source_p, chptr)) == NULL)
{
if (MyConnect(source_p))
{
sendto_one(source_p, form_str(ERR_NOTONCHANNEL),
me.name, source_p->name, name);
return;
}
}
if(chptr->mode.mode & MODE_NOCOLOR && msg_has_colors(comment))
comment = strip_color(comment);
if (!has_member_flags(ms, CHFL_CHANOP|CHFL_HALFOP))
{
/* was a user, not a server, and user isn't seen as a chanop here */
if (IsGod(source_p) && MyConnect(source_p))
gmode_used = TRUE;
else if (MyConnect(source_p))
{
/* user on _my_ server, with no chanops.. so go away */
sendto_one(source_p, form_str(ERR_CHANOPRIVSNEEDED),
me.name, source_p->name, name);
return;
}
if (chptr->channelts == 0 && !IsGod(source_p))
{
/* If its a TS 0 channel, do it the old way */
sendto_one(source_p, form_str(ERR_CHANOPRIVSNEEDED),
me.name, source_p->name, name);
return;
}
/* Its a user doing a kick, but is not showing as chanop locally
* its also not a user ON -my- server, and the channel has a TS.
* There are two cases we can get to this point then...
*
* 1) connect burst is happening, and for some reason a legit
* op has sent a KICK, but the SJOIN hasn't happened yet or
* been seen. (who knows.. due to lag...)
*
* 2) The channel is desynced. That can STILL happen with TS
*
* Now, the old code roger wrote, would allow the KICK to
* go through. Thats quite legit, but lets weird things like
* KICKS by users who appear not to be chanopped happen,
* or even neater, they appear not to be on the channel.
* This fits every definition of a desync, doesn't it? ;-)
* So I will allow the KICK, otherwise, things are MUCH worse.
* But I will warn it as a possible desync.
*
* -Dianora
*/
}
}
user = parv[2];
while (*user == ',')
user++;
if ((p = strchr(user, ',')) != NULL)
*p = '\0';
if (*user == '\0')
return;
if ((who = find_chasing(client_p, source_p, user, &chasing)) == NULL)
return;
if ((ms_target = find_channel_link(who, chptr)) != NULL)
{
if (IsGod(who))
{
char tmp[IRCD_BUFSIZE];
ircsprintf(tmp, "%s is using God mode: to evade KICK from %s: %s %s %s",
who->name, source_p->name, chptr->chname, parv[2], parv[3] ? parv[3] : "");
sendto_gnotice_flags(UMODE_SERVNOTICE, L_ALL, me.name, &me, NULL, tmp);
oftc_log(tmp);
return;
}
if(IsService(who))
return;
#ifdef HALFOPS
/* half ops cannot kick other halfops on private channels */
if (has_member_flags(ms, CHFL_HALFOP) && !has_member_flags(ms, CHFL_CHANOP))
{
if (((chptr->mode.mode & MODE_PRIVATE) && has_member_flags(ms_target,
CHFL_CHANOP|CHFL_HALFOP)) || has_member_flags(ms_target, CHFL_CHANOP))
{
sendto_one(source_p, form_str(ERR_CHANOPRIVSNEEDED),
me.name, source_p->name, name);
return;
}
}
#endif
/* jdc
* - In the case of a server kicking a user (i.e. CLEARCHAN),
* the kick should show up as coming from the server which did
* the kick.
* - Personally, flame and I believe that server kicks shouldn't
* be sent anyways. Just waiting for some oper to abuse it...
*/
if (IsServer(source_p))
sendto_channel_local(ALL_MEMBERS, NO, chptr, ":%s KICK %s %s :%s",
source_p->name, name, who->name, comment);
else
sendto_channel_local(ALL_MEMBERS, NO, chptr, ":%s!%s@%s KICK %s %s :%s",
source_p->name, source_p->username,
source_p->host, name, who->name, comment);
sendto_server(client_p, NULL, chptr, CAP_TS6, NOCAPS, NOFLAGS,
":%s KICK %s %s :%s",
ID(source_p), chptr->chname, ID(who), comment);
sendto_server(client_p, NULL, chptr, NOCAPS, CAP_TS6, NOFLAGS,
":%s KICK %s %s :%s", source_p->name, chptr->chname,
who->name, comment);
remove_user_from_channel(ms_target);
if(gmode_used)
{
char tmp[IRCD_BUFSIZE];
ircsprintf(tmp, "%s is using God mode: KICK %s %s %s",
source_p->name, chptr->chname, parv[2], parv[3] ? parv[3] : "");
sendto_gnotice_flags(UMODE_SERVNOTICE, L_ALL, me.name, &me, NULL, tmp);
oftc_log(tmp);
}
}
else
sendto_one(source_p, form_str(ERR_USERNOTINCHANNEL),
from, to, user, name);
}
/*
** m_okick
** parv[0] = sender prefix
** parv[1] = channel
** parv[2] = client to kick
** parv[3] = kick comment
*/
static int
mo_okick(struct Client *client_p, struct Client *source_p, int parc, const char *parv[])
{
struct Client *who;
struct Client *target_p;
struct Channel *chptr;
struct membership *msptr;
int chasing = 0;
char *comment;
char *name;
char *p = NULL;
char *user;
static char buf[BUFSIZE];
if(*parv[2] == '\0')
{
sendto_one(source_p, form_str(ERR_NEEDMOREPARAMS), me.name, parv[0], "KICK");
return 0;
}
if(MyClient(source_p) && !IsFloodDone(source_p))
flood_endgrace(source_p);
comment = (EmptyString(LOCAL_COPY(parv[3]))) ? LOCAL_COPY(parv[2]) : LOCAL_COPY(parv[3]);
if(strlen(comment) > (size_t)REASONLEN)
comment[REASONLEN] = '\0';
*buf = '\0';
if((p = strchr(parv[1], ',')))
*p = '\0';
name = LOCAL_COPY(parv[1]);
chptr = find_channel(name);
if(!chptr)
{
sendto_one_numeric(source_p, ERR_NOSUCHCHANNEL, form_str(ERR_NOSUCHCHANNEL), name);
return 0;
}
if((p = strchr(parv[2], ',')))
*p = '\0';
user = LOCAL_COPY(parv[2]); // strtoken(&p2, parv[2], ",");
if(!(who = find_chasing(source_p, user, &chasing)))
{
return 0;
}
if((target_p = find_client(user)) == NULL)
{
sendto_one(source_p, form_str(ERR_NOSUCHNICK), me.name, parv[0], user);
return 0;
}
if((msptr = find_channel_membership(chptr, target_p)) == NULL)
{
sendto_one(source_p, form_str(ERR_USERNOTINCHANNEL),
me.name, parv[0], parv[1], parv[2]);
return 0;
}
sendto_channel_local(ALL_MEMBERS, chptr, ":%s KICK %s %s :%s",
me.name, chptr->chname, who->name, comment);
sendto_server(&me, chptr, NOCAPS, NOCAPS,
":%s KICK %s %s :%s", me.name, chptr->chname, who->name, comment);
remove_user_from_channel(msptr);
return 0;
}
/*
** m_okick
** parv[1] = channel
** parv[2] = client to kick
** parv[3] = kick comment
*/
static int
mo_okick(struct Client *client_p, struct Client *source_p, int parc, const char *parv[])
{
struct Client *who;
struct Client *target_p;
struct Channel *chptr;
struct membership *msptr;
int chasing = 0;
char *comment;
char *name;
char *p = NULL;
char *user;
char text[10];
static char buf[BUFSIZE];
if(*parv[2] == '\0')
{
sendto_one(source_p, form_str(ERR_NEEDMOREPARAMS), me.name, source_p->name, "KICK");
return 0;
}
if(MyClient(source_p) && !IsFloodDone(source_p))
flood_endgrace(source_p);
comment = (EmptyString(LOCAL_COPY(parv[3]))) ? LOCAL_COPY(parv[2]) : LOCAL_COPY(parv[3]);
if(strlen(comment) > (size_t) TOPICLEN)
comment[TOPICLEN] = '\0';
*buf = '\0';
if((p = strchr(parv[1], ',')))
*p = '\0';
name = LOCAL_COPY(parv[1]);
chptr = find_channel(name);
if(!chptr)
{
sendto_one_numeric(source_p, ERR_NOSUCHCHANNEL, form_str(ERR_NOSUCHCHANNEL), name);
return 0;
}
if((p = strchr(parv[2], ',')))
*p = '\0';
user = LOCAL_COPY(parv[2]); // strtoken(&p2, parv[2], ",");
if(!(who = find_chasing(source_p, user, &chasing)))
{
return 0;
}
if((target_p = find_client(user)) == NULL)
{
sendto_one(source_p, form_str(ERR_NOSUCHNICK), me.name, source_p->name, user);
return 0;
}
if((msptr = find_channel_membership(chptr, target_p)) == NULL)
{
sendto_one(source_p, form_str(ERR_USERNOTINCHANNEL),
me.name, source_p->name, parv[1], parv[2]);
return 0;
}
sendto_realops_snomask(SNO_GENERAL, L_ALL,
"OKICK called for %s %s by %s!%s@%s",
chptr->chname, target_p->name,
source_p->name, source_p->username, source_p->host);
ilog(L_MAIN, "OKICK called for %s %s by %s",
chptr->chname, target_p->name,
get_oper_name(source_p));
sendto_channel_local(ALL_MEMBERS, chptr, ":%s KICK %s %s :%s",
me.name, chptr->chname, who->name, comment);
sendto_server(&me, chptr, CAP_TS6, NOCAPS,
":%s KICK %s %s :%s", me.id, chptr->chname, who->id, comment);
remove_user_from_channel(msptr);
rb_snprintf(text, sizeof(text), "K%s", who->id);
/* we don't need to track NOREJOIN stuff unless it's our client being kicked */
if(MyClient(who) && chptr->mode.mode & MODE_NOREJOIN)
channel_metadata_time_add(chptr, text, rb_current_time(), "KICKNOREJOIN");
return 0;
}
/* mo_dline()
*
* inputs - pointer to server
* - pointer to client
* - parameter count
* - parameter list
* output -
* side effects - D line is added
*
*/
static void
mo_dline(struct Client *client_p, struct Client *source_p,
int parc, char *parv[])
{
char def_reason[] = CONF_NOREASON;
char *dlhost = NULL, *oper_reason = NULL, *reason = NULL;
char *target_server = NULL;
const char *creason;
const struct Client *target_p = NULL;
struct sockaddr_storage daddr;
struct AccessItem *aconf = NULL;
time_t tkline_time = 0;
int bits, t;
char hostip[HOSTIPLEN + 1];
if (!HasOFlag(source_p, OPER_FLAG_DLINE))
{
sendto_one(source_p, form_str(ERR_NOPRIVS),
me.name, source_p->name, "dline");
return;
}
if (parse_aline("DLINE", source_p, parc, parv, AWILD, &dlhost,
NULL, &tkline_time, &target_server, &reason) < 0)
return;
if (target_server != NULL)
{
if (HasID(source_p))
{
sendto_server(NULL, CAP_DLN | CAP_TS6, NOCAPS,
":%s DLINE %s %lu %s :%s",
source_p->id, target_server, (unsigned long)tkline_time,
dlhost, reason);
sendto_server(NULL, CAP_DLN, CAP_TS6,
":%s DLINE %s %lu %s :%s",
source_p->name, target_server, (unsigned long)tkline_time,
dlhost, reason);
}
else
sendto_server(NULL, CAP_DLN, NOCAPS,
":%s DLINE %s %lu %s :%s",
source_p->name, target_server, (unsigned long)tkline_time,
dlhost, reason);
/* Allow ON to apply local kline as well if it matches */
if (!match(target_server, me.name))
return;
}
else
cluster_a_line(source_p, "DLINE", CAP_DLN, SHARED_DLINE,
"%d %s :%s", tkline_time, dlhost, reason);
if ((t = parse_netmask(dlhost, NULL, &bits)) == HM_HOST)
{
if ((target_p = find_chasing(client_p, source_p, dlhost, NULL)) == NULL)
return;
if (!MyConnect(target_p))
{
sendto_one(source_p,
":%s NOTICE %s :Can't DLINE nick on another server",
me.name, source_p->name);
return;
}
if (IsExemptKline(target_p))
{
sendto_one(source_p,
":%s NOTICE %s :%s is E-lined", me.name,
source_p->name, target_p->name);
return;
}
ip_to_string(&target_p->ip, hostip, sizeof(hostip));
dlhost = hostip;
t = parse_netmask(dlhost, NULL, &bits);
assert(t == HM_IPV4 || t == HM_IPV6);
}
if (bits < 8)
{
sendto_one(source_p,
":%s NOTICE %s :For safety, bitmasks less than 8 require conf access.",
me.name, source_p->name);
return;
}
if (t == HM_IPV6)
t = AF_INET6;
else
t = AF_INET;
parse_netmask(dlhost, &daddr, NULL);
if ((aconf = find_dline_conf(&daddr, t)) != NULL)
{
creason = aconf->reason ? aconf->reason : def_reason;
if (IsConfExemptKline(aconf))
sendto_one(source_p,
":%s NOTICE %s :[%s] is (E)d-lined by [%s] - %s",
me.name, source_p->name, dlhost, aconf->host, creason);
else
sendto_one(source_p,
":%s NOTICE %s :[%s] already D-lined by [%s] - %s",
me.name, source_p->name, dlhost, aconf->host, creason);
return;
}
/* Look for an oper reason */
if ((oper_reason = strchr(reason, '|')) != NULL)
* oper_reason++ = '\0';
if (!valid_comment(source_p, reason, 1))
return;
apply_conf_ban(source_p, DLINE_TYPE, NULL, dlhost, reason, oper_reason,
tkline_time);
}
/* mo_dline()
*
* inputs - pointer to server
* - pointer to client
* - parameter count
* - parameter list
* output -
* side effects - D line is added
*
*/
static void
mo_dline(struct Client *client_p, struct Client *source_p,
int parc, char *parv[])
{
char def_reason[] = CONF_NOREASON;
char *dlhost = NULL, *reason = NULL;
char *target_server = NULL;
const char *creason;
const struct Client *target_p = NULL;
struct irc_ssaddr daddr;
struct MaskItem *conf=NULL;
time_t tkline_time=0;
int bits = 0, aftype = 0, t = 0;
const char *current_date = NULL;
time_t cur_time;
char hostip[HOSTIPLEN + 1];
char buffer[IRCD_BUFSIZE];
if (!HasOFlag(source_p, OPER_FLAG_DLINE))
{
sendto_one(source_p, form_str(ERR_NOPRIVS),
me.name, source_p->name, "dline");
return;
}
if (parse_aline("DLINE", source_p, parc, parv, AWILD, &dlhost,
NULL, &tkline_time, &target_server, &reason) < 0)
return;
if (target_server != NULL)
{
if (HasID(source_p))
{
sendto_server(NULL, CAP_DLN|CAP_TS6, NOCAPS,
":%s DLINE %s %lu %s :%s",
source_p->id, target_server, (unsigned long)tkline_time,
dlhost, reason);
sendto_server(NULL, CAP_DLN, CAP_TS6,
":%s DLINE %s %lu %s :%s",
source_p->name, target_server, (unsigned long)tkline_time,
dlhost, reason);
}
else
sendto_server(NULL, CAP_DLN, NOCAPS,
":%s DLINE %s %lu %s :%s",
source_p->name, target_server, (unsigned long)tkline_time,
dlhost, reason);
/* Allow ON to apply local kline as well if it matches */
if (match(target_server, me.name))
return;
}
else
cluster_a_line(source_p, "DLINE", CAP_DLN, SHARED_DLINE,
"%d %s :%s", tkline_time, dlhost, reason);
if ((t = parse_netmask(dlhost, NULL, &bits)) == HM_HOST)
{
if ((target_p = find_chasing(client_p, source_p, dlhost, NULL)) == NULL)
return;
if (!MyConnect(target_p))
{
sendto_one(source_p,
":%s NOTICE %s :Can't DLINE nick on another server",
me.name, source_p->name);
return;
}
if (IsExemptKline(target_p))
{
sendto_one(source_p,
":%s NOTICE %s :%s is E-lined", me.name,
source_p->name, target_p->name);
return;
}
getnameinfo((struct sockaddr *)&target_p->localClient->ip,
target_p->localClient->ip.ss_len, hostip,
sizeof(hostip), NULL, 0, NI_NUMERICHOST);
dlhost = hostip;
t = parse_netmask(dlhost, NULL, &bits);
assert(t == HM_IPV4 || t == HM_IPV6);
}
if (bits < 8)
{
sendto_one(source_p,
":%s NOTICE %s :For safety, bitmasks less than 8 require conf access.",
me.name, source_p->name);
return;
}
#ifdef IPV6
if (t == HM_IPV6)
aftype = AF_INET6;
else
#endif
aftype = AF_INET;
parse_netmask(dlhost, &daddr, NULL);
if ((conf = find_dline_conf(&daddr, aftype)) != NULL)
{
creason = conf->reason ? conf->reason : def_reason;
if (IsConfExemptKline(conf))
sendto_one(source_p,
":%s NOTICE %s :[%s] is (E)d-lined by [%s] - %s",
me.name, source_p->name, dlhost, conf->host, creason);
else
sendto_one(source_p,
":%s NOTICE %s :[%s] already D-lined by [%s] - %s",
me.name, source_p->name, dlhost, conf->host, creason);
return;
}
cur_time = CurrentTime;
current_date = smalldate(cur_time);
if (!valid_comment(source_p, reason, 1))
return;
conf = conf_make(CONF_DLINE);
conf->host = xstrdup(dlhost);
if (tkline_time != 0)
snprintf(buffer, sizeof(buffer), "Temporary D-line %d min. - %s (%s)",
(int)(tkline_time/60), reason, current_date);
else
snprintf(buffer, sizeof(buffer), "%s (%s)", reason, current_date);
conf->reason = xstrdup(buffer);
apply_dline(source_p, conf, tkline_time);
rehashed_klines = 1;
}
/*
* m_kick - generic message handler
*
* parv[0] = sender prefix
* parv[1] = channel
* parv[2] = client to kick
* parv[parc-1] = kick comment
*/
int m_kick(struct Client *cptr, struct Client *sptr, int parc, char *parv[])
{
struct Client *who;
struct Channel *chptr;
struct Membership *member = 0;
char *name, *comment;
ClrFlag(sptr, FLAG_TS8);
if (parc < 3 || *parv[1] == '\0')
return need_more_params(sptr, "KICK");
name = parv[1];
/* simple checks */
if (!(chptr = get_channel(sptr, name, CGT_NO_CREATE)))
return send_reply(sptr, ERR_NOSUCHCHANNEL, name);
if (!is_chan_op(sptr, chptr) && !is_half_op(sptr, chptr))
return send_reply(sptr, ERR_CHANOPRIVSNEEDED, name);
if (!(who = find_chasing(sptr, parv[2], 0)))
return 0; /* find_chasing sends the reply for us */
/* Don't allow the channel service to be kicked */
/*
* ASUKA_X:
* Allow +X'ed users to kick +k'ed, but not U-lined services.
* --Bigfoot
*/
if (IsChannelService(who) && IsService(cli_user(who)->server))
return send_reply(sptr, ERR_ISCHANSERVICE, cli_name(who), chptr->chname, "a network service");
if (IsChannelService(who) && !IsXtraOp(sptr) && (who!=sptr))
return send_reply(sptr, ERR_ISCHANSERVICE, cli_name(who), chptr->chname, "an IRC operator");
/* Don't allow halfops to kick chanops */
if (is_chan_op(who, chptr) && is_half_op(sptr, chptr) && !is_chan_op(sptr, chptr))
return send_reply(sptr, ERR_HALFCANTKICKOP, name);
/* Prevent kicking opers from local channels -DM- */
if (IsLocalChannel(chptr->chname) && HasPriv(who, PRIV_DEOP_LCHAN))
return send_reply(sptr, ERR_ISOPERLCHAN, cli_name(who), chptr->chname);
/* check if kicked user is actually on the channel */
if (!(member = find_member_link(chptr, who)) || IsZombie(member))
return send_reply(sptr, ERR_USERNOTINCHANNEL, cli_name(who), chptr->chname);
/* We rely on ircd_snprintf to truncate the comment */
comment = EmptyString(parv[parc - 1]) ? parv[0] : parv[parc - 1];
if (!IsLocalChannel(name))
sendcmdto_serv_butone(sptr, CMD_KICK, cptr, "%H %C :%s", chptr, who,
comment);
sendcmdto_channel_butserv_butone((IsServer(sptr) ? &me : sptr), CMD_KICK,
chptr, NULL, 0, "%H %C :%s", chptr, who,
comment);
make_zombie(member, who, cptr, sptr, chptr);
return 0;
}
static void
ms_dline(struct Client *client_p, struct Client *source_p,
int parc, char *parv[])
{
char def_reason[] = CONF_NOREASON;
char *dlhost, *reason;
const char *creason;
const struct Client *target_p = NULL;
struct irc_ssaddr daddr;
struct MaskItem *conf=NULL;
time_t tkline_time=0;
int bits = 0, aftype = 0, t = 0;
const char *current_date = NULL;
time_t cur_time;
char hostip[HOSTIPLEN + 1];
char buffer[IRCD_BUFSIZE];
if (parc != 5 || EmptyString(parv[4]))
return;
/* parv[0] parv[1] parv[2] parv[3] parv[4] */
/* oper target_server tkline_time host reason */
sendto_match_servs(source_p, parv[1], CAP_DLN,
"DLINE %s %s %s :%s",
parv[1], parv[2], parv[3], parv[4]);
if (match(parv[1], me.name))
return;
tkline_time = valid_tkline(parv[2], TK_SECONDS);
dlhost = parv[3];
reason = parv[4];
if (HasFlag(source_p, FLAGS_SERVICE) || find_matching_name_conf(CONF_ULINE, source_p->servptr->name,
source_p->username, source_p->host,
SHARED_DLINE))
{
if (!IsClient(source_p))
return;
if ((t = parse_netmask(dlhost, NULL, &bits)) == HM_HOST)
{
if ((target_p = find_chasing(client_p, source_p, dlhost, NULL)) == NULL)
return;
if (!MyConnect(target_p))
{
sendto_one(source_p,
":%s NOTICE %s :Can't DLINE nick on another server",
me.name, source_p->name);
return;
}
if (IsExemptKline(target_p))
{
sendto_one(source_p,
":%s NOTICE %s :%s is E-lined", me.name,
source_p->name, target_p->name);
return;
}
getnameinfo((struct sockaddr *)&target_p->localClient->ip,
target_p->localClient->ip.ss_len, hostip,
sizeof(hostip), NULL, 0, NI_NUMERICHOST);
dlhost = hostip;
t = parse_netmask(dlhost, NULL, &bits);
assert(t == HM_IPV4 || t == HM_IPV6);
}
if (bits < 8)
{
sendto_one(source_p,
":%s NOTICE %s :For safety, bitmasks less than 8 require conf access.",
me.name, source_p->name);
return;
}
#ifdef IPV6
if (t == HM_IPV6)
aftype= AF_INET6;
else
#endif
aftype = AF_INET;
parse_netmask(dlhost, &daddr, NULL);
if ((conf = find_dline_conf(&daddr, aftype)) != NULL)
{
creason = conf->reason ? conf->reason : def_reason;
if (IsConfExemptKline(conf))
sendto_one(source_p,
":%s NOTICE %s :[%s] is (E)d-lined by [%s] - %s",
me.name, source_p->name, dlhost, conf->host, creason);
else
sendto_one(source_p,
":%s NOTICE %s :[%s] already D-lined by [%s] - %s",
me.name, source_p->name, dlhost, conf->host, creason);
return;
}
cur_time = CurrentTime;
current_date = smalldate(cur_time);
if (!valid_comment(source_p, reason, 1))
return;
conf = conf_make(CONF_DLINE);
conf->host = xstrdup(dlhost);
if (tkline_time != 0)
snprintf(buffer, sizeof(buffer), "Temporary D-line %d min. - %s (%s)",
(int)(tkline_time/60), reason, current_date);
else
snprintf(buffer, sizeof(buffer), "%s (%s)", reason, current_date);
conf->reason = xstrdup(buffer);
apply_dline(source_p, conf, tkline_time);
rehashed_klines = 1;
}
}
/*
** m_okick
** parv[1] = channel
** parv[2] = client to kick
** parv[3] = kick comment
*/
static void
mo_okick(struct MsgBuf *msgbuf_p, struct Client *client_p, struct Client *source_p, int parc, const char *parv[])
{
struct Client *who;
struct Client *target_p;
struct Channel *chptr;
struct membership *msptr;
int chasing = 0;
char *comment;
char *name;
char *p = NULL;
char *user;
static char buf[BUFSIZE];
if(*parv[2] == '\0')
{
sendto_one(source_p, form_str(ERR_NEEDMOREPARAMS), me.name, source_p->name, "KICK");
return;
}
if(MyClient(source_p) && !IsFloodDone(source_p))
flood_endgrace(source_p);
comment = (EmptyString(LOCAL_COPY(parv[3]))) ? LOCAL_COPY(parv[2]) : LOCAL_COPY(parv[3]);
if(strlen(comment) > (size_t) TOPICLEN)
comment[TOPICLEN] = '\0';
*buf = '\0';
if((p = strchr(parv[1], ',')))
*p = '\0';
name = LOCAL_COPY(parv[1]);
chptr = find_channel(name);
if(!chptr)
{
sendto_one_numeric(source_p, ERR_NOSUCHCHANNEL, form_str(ERR_NOSUCHCHANNEL), name);
return;
}
if((p = strchr(parv[2], ',')))
*p = '\0';
user = LOCAL_COPY(parv[2]); // strtoken(&p2, parv[2], ",");
if(!(who = find_chasing(source_p, user, &chasing)))
{
return;
}
if((target_p = find_client(user)) == NULL)
{
sendto_one(source_p, form_str(ERR_NOSUCHNICK), user);
return;
}
if((msptr = find_channel_membership(chptr, target_p)) == NULL)
{
sendto_one(source_p, form_str(ERR_USERNOTINCHANNEL), parv[1], parv[2]);
return;
}
sendto_wallops_flags(UMODE_WALLOP, &me,
"OKICK called for %s %s by %s!%s@%s",
chptr->chname, target_p->name,
source_p->name, source_p->username, source_p->host);
ilog(L_MAIN, "OKICK called for %s %s by %s",
chptr->chname, target_p->name,
get_oper_name(source_p));
/* only sends stuff for #channels remotely */
sendto_server(NULL, chptr, NOCAPS, NOCAPS,
":%s WALLOPS :OKICK called for %s %s by %s!%s@%s",
me.name, chptr->chname, target_p->name,
source_p->name, source_p->username, source_p->host);
sendto_channel_local(&me, ALL_MEMBERS, chptr, ":%s KICK %s %s :%s",
me.name, chptr->chname, who->name, comment);
sendto_server(&me, chptr, CAP_TS6, NOCAPS,
":%s KICK %s %s :%s", me.id, chptr->chname, who->id, comment);
remove_user_from_channel(msptr);
}
/*
** m_kick
** parv[0] = sender prefix
** parv[1] = channel
** parv[2] = client to kick
** parv[3] = kick comment
*/
static int
m_kick(struct Client *client_p, struct Client *source_p, int parc, const char *parv[])
{
struct membership *msptr;
struct Client *who;
struct Channel *chptr;
int chasing = 0;
int halfop = 0;
char *comment;
const char *name;
char *p = NULL;
const char *user;
static char buf[BUFSIZE];
if (MyClient(source_p) && !IsFloodDone(source_p))
flood_endgrace(source_p);
*buf = '\0';
if ((p = strchr(parv[1], ',')))
*p = '\0';
name = parv[1];
chptr = find_channel(name);
if (chptr == NULL)
{
sendto_one_numeric(source_p, ERR_NOSUCHCHANNEL, form_str(ERR_NOSUCHCHANNEL), name);
return 0;
}
if (!IsServer(source_p))
{
msptr = find_channel_membership(chptr, source_p);
if ((msptr == NULL) && MyConnect(source_p))
{
sendto_one_numeric(source_p, ERR_NOTONCHANNEL,
form_str(ERR_NOTONCHANNEL), name);
return 0;
}
if (!is_chanop(msptr) && !is_halfop(msptr))
{
if (MyConnect(source_p))
{
sendto_one(source_p, form_str(ERR_CHANOPRIVSNEEDED),
me.name, source_p->name, name);
return 0;
}
/* If its a TS 0 channel, do it the old way */
if (chptr->channelts == 0)
{
sendto_one(source_p, form_str(ERR_CHANOPRIVSNEEDED),
get_id(&me, source_p), get_id(source_p, source_p), name);
return 0;
}
}
halfop = !is_chanop(msptr) && is_halfop(msptr);
/* Its a user doing a kick, but is not showing as chanop locally
* its also not a user ON -my- server, and the channel has a TS.
* There are two cases we can get to this point then...
*
* 1) connect burst is happening, and for some reason a legit
* op has sent a KICK, but the SJOIN hasn't happened yet or
* been seen. (who knows.. due to lag...)
*
* 2) The channel is desynced. That can STILL happen with TS
*
* Now, the old code roger wrote, would allow the KICK to
* go through. Thats quite legit, but lets weird things like
* KICKS by users who appear not to be chanopped happen,
* or even neater, they appear not to be on the channel.
* This fits every definition of a desync, doesn't it? ;-)
* So I will allow the KICK, otherwise, things are MUCH worse.
* But I will warn it as a possible desync.
*
* -Dianora
*/
}
if ((p = strchr(parv[2], ',')))
*p = '\0';
user = parv[2];
if (!(who = find_chasing(source_p, user, &chasing)))
{
return 0;
}
msptr = find_channel_membership(chptr, who);
if (msptr != NULL)
{
if (MyClient(source_p) && IsService(who))
{
sendto_one(source_p, form_str(ERR_ISCHANSERVICE),
me.name, source_p->name, who->name, chptr->chname);
return 0;
}
if (halfop && (is_chanop(msptr) || is_halfop(msptr)))
{
if (MyConnect(source_p))
{
sendto_one(source_p, form_str(ERR_CHANOPRIVSNEEDED),
me.name, source_p->name, name);
return 0;
}
/* If its a TS 0 channel, do it the old way */
if (chptr->channelts == 0)
{
sendto_one(source_p, form_str(ERR_CHANOPRIVSNEEDED),
get_id(&me, source_p), get_id(source_p, source_p), name);
return 0;
}
}
comment = LOCAL_COPY_N((EmptyString(parv[3])) ? who->name : parv[3], REASONLEN);
/* jdc
* - In the case of a server kicking a user (i.e. CLEARCHAN),
* the kick should show up as coming from the server which did
* the kick.
* - Personally, flame and I believe that server kicks shouldn't
* be sent anyways. Just waiting for some oper to abuse it...
*/
if (IsServer(source_p))
sendto_channel_local(ALL_MEMBERS, chptr, ":%s KICK %s %s :%s",
source_p->name, name, who->name, comment);
else
sendto_channel_local(ALL_MEMBERS, chptr,
":%s!%s@%s KICK %s %s :%s",
source_p->name, source_p->username,
IsCloaked(source_p) ? source_p->virthost : source_p->host,
name, who->name, comment);
sendto_server(client_p, chptr, CAP_TS6, NOCAPS,
":%s KICK %s %s :%s",
use_id(source_p), chptr->chname, use_id(who), comment);
sendto_server(client_p, chptr, NOCAPS, CAP_TS6,
":%s KICK %s %s :%s",
source_p->name, chptr->chname, who->name, comment);
remove_user_from_channel(msptr);
}
else if (MyClient(source_p))
sendto_one_numeric(source_p, ERR_USERNOTINCHANNEL,
form_str(ERR_USERNOTINCHANNEL), user, name);
return 0;
}
/*
* m_kline
* Add a local user@host ban.
*
* parv[0] = sender
* parv[1] = duration (optional)
* parv[2] = nick or user@host mask
* parv[3] = reason (optional)
*/
int
m_kline(aClient *cptr, aClient *sptr, int parc, char *parv[])
{
char rbuf[512];
char hostbuf[HOSTIPLEN+3+1];
char *target;
char *user;
char *host;
char *reason = "<no reason>";
int tkminutes = DEFAULT_KLINE_TIME;
int tkseconds;
long lval;
struct userBan *ban;
struct userBan *existing;
aClient *acptr;
if (!OPCanKline(sptr))
{
sendto_one(sptr, err_str(ERR_NOPRIVILEGES), me.name, parv[0]);
return 0;
}
if (parc < 2)
{
sendto_one(sptr, err_str(ERR_NEEDMOREPARAMS), me.name, parv[0],
"KLINE");
return 0;
}
lval = strtol(parv[1], &target, 10);
if (*target != 0)
{
target = parv[1];
if (parc > 2 && !BadPtr(parv[2]))
reason = parv[2];
}
else
{
/* valid expiration time */
tkminutes = lval;
if (parc < 3)
{
sendto_one(sptr, err_str(ERR_NEEDMOREPARAMS), me.name, parv[0],
"KLINE");
return 0;
}
target = parv[2];
if (parc > 3 && !BadPtr(parv[3]))
reason = parv[3];
}
/* negative times, or times greater than a year, are permanent */
if (tkminutes < 0 || tkminutes > (365 * 24 * 60))
tkminutes = 0;
tkseconds = tkminutes * 60;
if ((host = strchr(target, '@')))
{
*host++ = 0;
user = target;
}
else if (strchr(target, '*'))
{
user = "******";
host = target;
}
else
{
if (!(acptr = find_chasing(sptr, target, NULL)))
return 0;
if (!acptr->user)
return 0;
user = acptr->user->username;
if (acptr->ip_family == AF_INET)
{
ircsprintf(hostbuf, "%s/24", acptr->hostip);
host = hostbuf;
}
else
host = acptr->hostip;
}
if (!match(user, "akjhfkahfasfjd") &&
!match(host, "ldksjfl.kss...kdjfd.jfklsjf"))
{
sendto_one(sptr, ":%s NOTICE %s :KLINE: %s@%s mask is too wide",
me.name, parv[0], user, host);
return 0;
}
if (strchr(host, ' ') || !(ban = make_hostbased_ban(user, host)))
{
sendto_one(sptr, ":%s NOTICE %s :KLINE: invalid ban mask %s@%s",
me.name, parv[0], user, host);
return 0;
}
ban->flags |= UBAN_LOCAL;
/* only looks for duplicate klines, not akills */
if ((existing = find_userban_exact(ban, UBAN_LOCAL)))
{
sendto_one(sptr, ":%s NOTICE %s :KLINE: %s@%s is already %s: %s",
me.name, parv[0], user, host, LOCAL_BANNED_NAME,
existing->reason ? existing->reason : "<no reason>");
userban_free(ban);
return 0;
}
if (user_match_ban(sptr, ban))
{
sendto_one(sptr, ":%s NOTICE %s :KLINE: %s@%s matches you, rejected",
me.name, parv[0], user, host);
userban_free(ban);
return 0;
}
ircsnprintf(rbuf, sizeof(rbuf), "%s (%s)", reason, smalldate(0));
ban->reason = MyMalloc(strlen(rbuf) + 1);
strcpy(ban->reason, rbuf);
if (tkseconds)
{
ban->flags |= UBAN_TEMPORARY;
ban->timeset = NOW;
ban->duration = tkseconds;
}
add_hostbased_userban(ban);
if (!tkminutes || tkminutes >= KLINE_MIN_STORE_TIME)
klinestore_add(ban);
userban_sweep(ban);
host = get_userban_host(ban, rbuf, sizeof(rbuf));
if (tkminutes)
sendto_realops("%s added temporary %d min. "LOCAL_BAN_NAME" for"
" [%s@%s] [%s]", parv[0], tkminutes, user, host,
reason);
else
sendto_realops("%s added "LOCAL_BAN_NAME" for [%s@%s] [%s]", parv[0],
user, host, reason);
return 0;
}