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Check for SID collision in SID command as well. We already checked in

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PROTOCTL SERVERS=xxx which all servers send, so if these are all
UnrealIRCd servers then we should not reach this, BUT.. you never know
and non-unreal servers don't send this, so it matters for eg services.
This commit is contained in:
Bram Matthys 2021-11-05 14:47:02 +01:00
parent 4ef341769d
commit a52a7304a2
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GPG key ID: BF8116B163EAAE98
1 changed files with 11 additions and 0 deletions

11
src/modules/server.c
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@ -1182,6 +1182,17 @@ CMD_FUNC(cmd_sid)
return;
}
if ((acptr = find_client(parv[3], NULL)))
{
unreal_log(ULOG_ERROR, "link", "LINK_DENIED_DUPLICATE_SID_SERVER", client,
"Denied server $servername with SID $sid: Server with SID $existing_client.id ($existing_client) is already linked.",
log_data_string("servername", servername),
log_data_string("sid", parv[3]),
log_data_client("existing_client", acptr));
sendto_one(client, NULL, "SQUIT %s :Server with this SID (%s) already exists (%s)", parv[3], parv[3], acptr->name);
return;
}
/* Check deny server { } */
if ((bconf = find_ban(NULL, servername, CONF_BAN_SERVER)))
{