*
* $Id$
*/
+#include "config.h"
+
#include "send.h"
#include "channel.h"
#include "class.h"
#include "client.h"
#include "ircd.h"
+#include "ircd_features.h"
#include "ircd_snprintf.h"
#include "ircd_string.h"
#include "list.h"
#include "match.h"
#include "msg.h"
#include "numnicks.h"
+#include "parse.h"
#include "s_bsd.h"
#include "s_debug.h"
#include "s_misc.h"
#include "s_user.h"
-#include "sprintf_irc.h"
#include "struct.h"
#include "sys.h"
static int sentalong_marker;
struct SLink *opsarray[32]; /* don't use highest bit unless you change
atoi to strtoul in sendto_op_mask() */
+static struct Connection *send_queues = 0;
+
/*
* dead_link
*
* An error has been detected. The link *must* be closed,
* but *cannot* call ExitClient (m_bye) from here.
- * Instead, mark it with FLAGS_DEADSOCKET. This should
+ * Instead, mark it with FLAG_DEADSOCKET. This should
* generate ExitClient from the main loop.
*
* If 'notice' is not NULL, it is assumed to be a format
static void dead_link(struct Client *to, char *notice)
{
- cli_flags(to) |= FLAGS_DEADSOCKET;
+ SetFlag(to, FLAG_DEADSOCKET);
/*
* If because of BUFFERPOOL problem then clean dbuf's now so that
* notices don't hurt operators below.
*/
DBufClear(&(cli_recvQ(to)));
MsgQClear(&(cli_sendQ(to)));
+ client_drop_sendq(cli_connect(to));
/*
* Keep a copy of the last comment, for later use...
*/
ircd_strncpy(cli_info(to), notice, REALLEN);
- if (!IsUser(to) && !IsUnknown(to) && !(cli_flags(to) & FLAGS_CLOSING))
+ if (!IsUser(to) && !IsUnknown(to) && !HasFlag(to, FLAG_CLOSING))
sendto_opmask_butone(0, SNO_OLDSNO, "%s for %s", cli_info(to), cli_name(to));
Debug((DEBUG_ERROR, cli_info(to)));
}
return (IsDead(to) || IsMe(to) || -1 == cli_fd(to)) ? 0 : 1;
}
+/* This helper routine kills the connection with the highest sendq, to
+ * try to free up some buffer memory.
+ */
+void
+kill_highest_sendq(int servers_too)
+{
+ int i;
+ unsigned int highest_sendq = 0;
+ struct Client *highest_client = 0;
+
+ for (i = HighestFd; i >= 0; i--)
+ {
+ if (!LocalClientArray[i] || (!servers_too && cli_serv(LocalClientArray[i])))
+ continue; /* skip servers */
+
+ /* If this sendq is higher than one we last saw, remember it */
+ if (MsgQLength(&(cli_sendQ(LocalClientArray[i]))) > highest_sendq)
+ {
+ highest_client = LocalClientArray[i];
+ highest_sendq = MsgQLength(&(cli_sendQ(highest_client)));
+ }
+ }
+
+ if (highest_client)
+ dead_link(highest_client, "Buffer allocation error");
+}
+
/*
* flush_connections
*
send_queued(cptr);
}
else {
- int i;
- for (i = HighestFd; i >= 0; i--) {
- if ((cptr = LocalClientArray[i]))
- send_queued(cptr);
+ struct Connection* con;
+ for (con = send_queues; con; con = con_next(con)) {
+ assert(0 < MsgQLength(&(con_sendQ(con))));
+ send_queued(con_client(con));
}
}
}
-/*
- * flush_sendq_except - run through local client array and flush
- * the sendq for each client, if the address of the client sendq
- * is the same as the one specified, it is skipped. This is used
- * by dbuf_put to try to get some more memory before bailing and
- * causing the client to be disconnected.
- */
-void flush_sendq_except(void)
-{
- int i;
- struct Client* cptr;
- for (i = HighestFd; i >= 0; i--) {
- if ( (cptr = LocalClientArray[i]))
- send_queued(cptr);
- }
-}
-
/*
* send_queued
*
if ((len = deliver_it(to, &(cli_sendQ(to))))) {
msgq_delete(&(cli_sendQ(to)), len);
cli_lastsq(to) = MsgQLength(&(cli_sendQ(to))) / 1024;
- if (IsBlocked(to))
- break;
+ if (IsBlocked(to)) {
+ update_write(to);
+ return;
+ }
}
else {
if (IsDead(to)) {
sprintf(tmp,"Write error: %s",(strerror(cli_error(to))) ? (strerror(cli_error(to))) : "Unknown error" );
dead_link(to, tmp);
}
- break;
+ return;
}
}
+
+ /* Ok, sendq is now empty... */
+ client_drop_sendq(cli_connect(to));
+ update_write(to);
}
void send_buffer(struct Client* to, struct MsgBuf* buf, int prio)
Debug((DEBUG_SEND, "Sending [%p] to %s", buf, cli_name(to)));
msgq_add(&(cli_sendQ(to)), buf, prio);
+ client_add_sendq(cli_connect(to), &send_queues);
+ update_write(to);
/*
* Update statistics. The following is slightly incorrect
* addition -- Armin, 8jun90 (gruner@informatik.tu-muenchen.de)
*/
-static int match_it(struct Client *one, const char *mask, int what)
+static int match_it(struct Client *from, struct Client *one, const char *mask, int what)
{
switch (what)
{
case MATCH_HOST:
- return (match(mask, cli_user(one)->host) == 0);
+ return (match(mask, cli_user(one)->host) == 0 ||
+ (HasHiddenHost(one) && match(mask, cli_user(one)->realhost) == 0));
case MATCH_SERVER:
default:
return (match(mask, cli_name(cli_user(one)->server)) == 0);
void sendcmdto_one(struct Client *from, const char *cmd, const char *tok,
struct Client *to, const char *pattern, ...)
{
- va_list vl;
+ struct VarData vd;
+ struct MsgBuf *mb;
- va_start(vl, pattern);
- vsendcmdto_one(from, cmd, tok, to, pattern, vl);
- va_end(vl);
+ to = cli_from(to);
+
+ vd.vd_format = pattern; /* set up the struct VarData for %v */
+ va_start(vd.vd_args, pattern);
+
+ mb = msgq_make(to, "%:#C %s %v", from, IsServer(to) || IsMe(to) ? tok : cmd,
+ &vd);
+
+ va_end(vd.vd_args);
+
+ send_buffer(to, mb, 0);
+
+ msgq_clean(mb);
}
-void vsendcmdto_one(struct Client *from, const char *cmd, const char *tok,
- struct Client *to, const char *pattern, va_list vl)
+/*
+ * Send a (prefixed) command to a single client in the priority queue;
+ * select which of <cmd> <tok> to use depending on if to is a server
+ *or not. <from> is the originator of the command.
+ */
+void sendcmdto_prio_one(struct Client *from, const char *cmd, const char *tok,
+ struct Client *to, const char *pattern, ...)
{
struct VarData vd;
struct MsgBuf *mb;
to = cli_from(to);
vd.vd_format = pattern; /* set up the struct VarData for %v */
- vd.vd_args = vl;
+ va_start(vd.vd_args, pattern);
mb = msgq_make(to, "%:#C %s %v", from, IsServer(to) || IsMe(to) ? tok : cmd,
&vd);
- send_buffer(to, mb, 0);
+ va_end(vd.vd_args);
+
+ send_buffer(to, mb, 1);
msgq_clean(mb);
}
* Send a (prefix) command originating from <from> to all channels
* <from> is locally on. <from> must be a user. <tok> is ignored in
* this function.
+ *
+ * Update: don't send to 'one', if any. --Vampire
*/
/* XXX sentalong_marker used XXX
*
* message to, and then a final loop through the connected servers
* to delete the flag. -Kev
*/
-void sendcmdto_common_channels(struct Client *from, const char *cmd,
- const char *tok, const char *pattern, ...)
+void sendcmdto_common_channels_butone(struct Client *from, const char *cmd,
+ const char *tok, struct Client *one,
+ const char *pattern, ...)
{
struct VarData vd;
struct MsgBuf *mb;
/*
* loop through from's channels, and the members on their channels
*/
- for (chan = cli_user(from)->channel; chan; chan = chan->next_channel)
+ for (chan = cli_user(from)->channel; chan; chan = chan->next_channel) {
+ if (IsZombie(chan) || IsDelayedJoin(chan))
+ continue;
for (member = chan->channel->members; member;
member = member->next_member)
if (MyConnect(member->user) && -1 < cli_fd(cli_from(member->user)) &&
+ member->user != one &&
sentalong[cli_fd(cli_from(member->user))] != sentalong_marker) {
sentalong[cli_fd(cli_from(member->user))] = sentalong_marker;
send_buffer(member->user, mb, 0);
}
+ }
- if (MyConnect(from))
+ if (MyConnect(from) && from != one)
send_buffer(from, mb, 0);
msgq_clean(mb);
/*
* Send a (prefixed) command to all local users on the channel specified
* by <to>; <tok> is ignored by this function
+ *
+ * Update: don't send to 'one', if any. --Vampire
+ * Update: use 'skip' like sendcmdto_channel_butone. --Entrope
*/
-void sendcmdto_channel_butserv(struct Client *from, const char *cmd,
- const char *tok, struct Channel *to,
- const char *pattern, ...)
+void sendcmdto_channel_butserv_butone(struct Client *from, const char *cmd,
+ const char *tok, struct Channel *to,
+ struct Client *one, unsigned int skip,
+ const char *pattern, ...)
{
struct VarData vd;
struct MsgBuf *mb;
/* send the buffer to each local channel member */
for (member = to->members; member; member = member->next_member) {
- if (MyConnect(member->user) && !IsZombie(member))
+ if (!MyConnect(member->user)
+ || member->user == one
+ || IsZombie(member)
+ || (skip & SKIP_DEAF && IsDeaf(member->user))
+ || (skip & SKIP_NONOPS && !IsChanOp(member))
+ || (skip & SKIP_NONVOICES && !IsChanOp(member) && !HasVoice(member)))
+ continue;
send_buffer(member->user, mb, 0);
}
msgq_clean(mb);
}
+/*
+ * Send a (prefixed) command to all servers with users on the channel
+ * specified by <to>; <cmd> and <skip> are ignored by this function.
+ *
+ * XXX sentalong_marker used XXX
+ */
+void sendcmdto_channel_servers_butone(struct Client *from, const char *cmd,
+ const char *tok, struct Channel *to,
+ struct Client *one, unsigned int skip,
+ const char *pattern, ...)
+{
+ struct VarData vd;
+ struct MsgBuf *serv_mb;
+ struct Membership *member;
+
+ /* build the buffer */
+ vd.vd_format = pattern;
+ va_start(vd.vd_args, pattern);
+ serv_mb = msgq_make(&me, "%:#C %s %v", from, tok, &vd);
+ va_end(vd.vd_args);
+
+ /* send the buffer to each server */
+ sentalong_marker++;
+ for (member = to->members; member; member = member->next_member) {
+ if (cli_from(member->user) == one
+ || MyConnect(member->user)
+ || IsZombie(member)
+ || cli_fd(cli_from(member->user)) < 0
+ || sentalong[cli_fd(cli_from(member->user))] == sentalong_marker)
+ continue;
+ sentalong[cli_fd(cli_from(member->user))] = sentalong_marker;
+ send_buffer(member->user, serv_mb, 0);
+ }
+ msgq_clean(serv_mb);
+}
+
+
/*
* Send a (prefixed) command to all users on this channel, including
* remote users; users to skip may be specified by setting appropriate
/* Build buffer to send to users */
va_start(vd.vd_args, pattern);
- user_mb = msgq_make(0, skip & SKIP_NONOPS ? "%:#C %s @%v" : "%:#C %s %v",
- from, skip & SKIP_NONOPS ? MSG_NOTICE : cmd, &vd);
+ user_mb = msgq_make(0, skip & (SKIP_NONOPS | SKIP_NONVOICES) ? "%:#C %s @%v" : "%:#C %s %v",
+ from, skip & (SKIP_NONOPS | SKIP_NONVOICES) ? MSG_NOTICE : cmd, &vd);
va_end(vd.vd_args);
/* Build buffer to send to servers */
for (member = to->members; member; member = member->next_member) {
/* skip one, zombies, and deaf users... */
if (cli_from(member->user) == one || IsZombie(member) ||
- (skip & SKIP_DEAF && IsDeaf(member->user)) ||
- (skip & SKIP_NONOPS && !IsChanOp(member)) ||
- (skip & SKIP_BURST && IsBurstOrBurstAck(cli_from(member->user))) ||
- cli_fd(cli_from(member->user)) < 0 ||
- sentalong[cli_fd(cli_from(member->user))] == sentalong_marker)
+ (skip & SKIP_DEAF && IsDeaf(member->user)) ||
+ (skip & SKIP_NONOPS && !IsChanOp(member)) ||
+ (skip & SKIP_NONVOICES && !IsChanOp(member) && !HasVoice(member)) ||
+ (skip & SKIP_BURST && IsBurstOrBurstAck(cli_from(member->user))) ||
+ cli_fd(cli_from(member->user)) < 0 ||
+ sentalong[cli_fd(cli_from(member->user))] == sentalong_marker)
continue;
sentalong[cli_fd(cli_from(member->user))] = sentalong_marker;
* Send a (prefixed) command to all users except <one> that have
* <flag> set.
*/
-/* XXX sentalong_marker used XXX
- *
- * Again, we can solve this use of sentalong_marker by adding a field
- * to connections--a count of the number of +w users, and another count
- * of +g users. Then, just walk through the local clients to send
- * those messages, and another walk through the connected servers list,
- * sending only if there's a non-zero count. No caveats here, either,
- * beyond remembering to decrement the count when a user /quit's or is
- * killed, or a server is squit. -Kev
- */
-void sendcmdto_flag_butone(struct Client *from, const char *cmd,
- const char *tok, struct Client *one,
- unsigned int flag, const char *pattern, ...)
+void sendwallto_group_butone(struct Client *from, int type, struct Client *one,
+ const char *pattern, ...)
{
struct VarData vd;
struct Client *cptr;
- struct MsgBuf *user_mb;
- struct MsgBuf *serv_mb;
+ struct MsgBuf *mb;
+ struct DLink *lp;
+ char *prefix=NULL;
+ char *tok=NULL;
+ int i;
vd.vd_format = pattern;
/* Build buffer to send to users */
va_start(vd.vd_args, pattern);
- user_mb = msgq_make(0, "%:#C " MSG_WALLOPS " %v", from, &vd);
+ switch (type) {
+ case WALL_DESYNCH:
+ prefix="";
+ tok=TOK_DESYNCH;
+ break;
+ case WALL_WALLOPS:
+ prefix="* ";
+ tok=TOK_WALLOPS;
+ break;
+ case WALL_WALLUSERS:
+ prefix="$ ";
+ tok=TOK_WALLUSERS;
+ break;
+ default:
+ assert(0);
+ }
+ mb = msgq_make(0, "%:#C " MSG_WALLOPS " :%s%v", from, prefix,&vd);
va_end(vd.vd_args);
+ /* send buffer along! */
+ for (i = 0; i <= HighestFd; i++)
+ {
+ if (!(cptr = LocalClientArray[i]) ||
+ (cli_fd(cli_from(cptr)) < 0) ||
+ (type == WALL_DESYNCH && !HasFlag(cptr, FLAG_DEBUG)) ||
+ (type == WALL_WALLOPS &&
+ (!HasFlag(cptr, FLAG_WALLOP) || (feature_bool(FEAT_HIS_WALLOPS) &&
+ !IsAnOper(cptr)))) ||
+ (type == WALL_WALLUSERS && !HasFlag(cptr, FLAG_WALLOP)))
+ continue; /* skip it */
+ send_buffer(cptr, mb, 1);
+ }
+
+ msgq_clean(mb);
+
/* Build buffer to send to servers */
va_start(vd.vd_args, pattern);
- serv_mb = msgq_make(&me, "%C %s %v", from, tok, &vd);
+ mb = msgq_make(&me, "%C %s :%v", from, tok, &vd);
va_end(vd.vd_args);
/* send buffer along! */
- sentalong_marker++;
- for (cptr = GlobalClientList; cptr; cptr = cli_next(cptr)) {
- if (cli_from(cptr) == one || IsServer(cptr) || !(cli_flags(cptr) & flag) ||
- cli_fd(cli_from(cptr)) < 0 ||
- sentalong[cli_fd(cli_from(cptr))] == sentalong_marker)
- continue; /* skip it */
- sentalong[cli_fd(cli_from(cptr))] = sentalong_marker;
-
- if (MyConnect(cptr)) /* send right buffer */
- send_buffer(cptr, user_mb, 1);
- else
- send_buffer(cptr, serv_mb, 1);
+ for (lp = cli_serv(&me)->down; lp; lp = lp->next) {
+ if (one && lp->value.cptr == cli_from(one))
+ continue;
+ send_buffer(lp->value.cptr, mb, 1);
}
- msgq_clean(user_mb);
- msgq_clean(serv_mb);
+ msgq_clean(mb);
}
/*
/* send buffer along */
sentalong_marker++;
for (cptr = GlobalClientList; cptr; cptr = cli_next(cptr)) {
- if (cli_from(cptr) == one || IsServer(cptr) || IsMe(cptr) ||
- !match_it(cptr, to, who) || cli_fd(cli_from(cptr)) < 0 ||
+ if (!IsRegistered(cptr) || cli_from(cptr) == one || IsServer(cptr) ||
+ IsMe(cptr) || !match_it(from, cptr, to, who) || cli_fd(cli_from(cptr)) < 0 ||
sentalong[cli_fd(cli_from(cptr))] == sentalong_marker)
continue; /* skip it */
sentalong[cli_fd(cli_from(cptr))] = sentalong_marker;
va_end(vl);
}
+/*
+ * Send a server notice to all users subscribing to the indicated <mask>
+ * except for <one> - Ratelimited 1 / 30sec
+ */
+void sendto_opmask_butone_ratelimited(struct Client *one, unsigned int mask,
+ time_t *rate, const char *pattern, ...)
+{
+ va_list vl;
+
+ if ((CurrentTime - *rate) < 30)
+ return;
+ else
+ *rate = CurrentTime;
+
+ va_start(vl, pattern);
+ vsendto_opmask_butone(one, mask, pattern, vl);
+ va_end(vl);
+
+}
+
+
/*
* Same as above, except called with a variable argument list
*/
* this is ok...
*/
vd.vd_format = pattern;
- vd.vd_args = vl;
+ va_copy(vd.vd_args, vl);
mb = msgq_make(0, ":%s " MSG_NOTICE " * :*** Notice -- %v", cli_name(&me),
&vd);
for (; opslist; opslist = opslist->next)
- send_buffer(opslist->value.cptr, mb, 0);
+ if (opslist->value.cptr != one)
+ send_buffer(opslist->value.cptr, mb, 0);
msgq_clean(mb);
}