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479 Commits

Author SHA1 Message Date
Bram Matthys 30da2ae553 Module devs: Add priorities for command overrides.
Use: CmdoverrideAddEx(module, name, priority, function)
Suggested by Gottem in https://bugs.unrealircd.org/view.php?id=5143
..and needed by some upcoming stuff.
2018-09-20 20:01:39 +02:00
Bram Matthys 2935385bf2 allow::options::sasl has been removed. Use the new and more flexible
require sasl { } block instead.
2018-09-09 09:49:03 +02:00
Bram Matthys aa3e66bb5b We now use standard formatted messages for all K-Lines, G-Lines and
any other bans that will cause the user to be disconnected.
For technical details see the banned_client() function.

It's likely I made some mistakes somewhere => testing required!!
2018-09-05 16:24:08 +02:00
Bram Matthys 107d8ccf6a * A new require sasl { } block which allows you to force users on the
specified hostmask to use SASL. Any unauthenticated users matching
  the specified hostmask are are rejected.
  See https://www.unrealircd.org/docs/Require_sasl_block
Feature suggestion: https://bugs.unrealircd.org/view.php?id=5107
2018-09-05 11:34:48 +02:00
Bram Matthys c4760cc83c Add more soft actions. The full list is available on
https://www.unrealircd.org/docs/Actions
Also, some minor cleanups / simplifications.
2018-09-05 09:39:44 +02:00
Bram Matthys aa45ce11cc ..and the necessary stuff for softbans in the blacklist module. 2018-09-03 20:18:23 +02:00
Bram Matthys 1eb09484f1 Add 'soft-kline' and 'soft-gline' to ban actions (more information soon)
If you don't know what ban actions are, they are listed here:
https://www.unrealircd.org/docs/Actions
2018-09-03 17:24:23 +02:00
Bram Matthys 5f116cc64e Part one of soft gline/kline (more information will follow) 2018-09-03 17:07:22 +02:00
Bram Matthys d86d4c7c71 Add new option: blacklist-module "<modulename>";
This is meant to blacklist modules that are in modules.default.conf (or
elsewhere). The 'loadmodule' line for any such module is effective ignored.
https://bugs.unrealircd.org/view.php?id=5118
Note: I had to move the loadmodule code. Previously this was done as each
config file (include) was loaded into memory. Now it is done after *ALL*
config files have been read into memory. This shouldn't matter for module
devs, though..
2018-09-01 20:31:14 +02:00
Bram Matthys cd6d7a2bb7 Add allow::options::sasl (or require-sasl) to require SASL authentication
as suggested in https://bugs.unrealircd.org/view.php?id=5098
The allow block documentation has been updated, including an example at
the end of the page - https://www.unrealircd.org/docs/Allow_block
2018-06-11 08:22:29 +02:00
Bram Matthys a6a4196af9 Add set::ssl::ecdh-curve so you can force one or more ECDH(E) curves.
This requires OpenSSL 1.0.2 or newer (released on 22 Jan 2015).
Also fix a bug with OpenSSL 1.1.0+ where - due to removal of an API
function - we accidentally forced curve P-256 rather than automatic
selection. That sucks because the automatic selection (since 1.0.2+)
allows supporting multiple curves and selecting the highest one.
2018-04-27 17:59:53 +02:00
Bram Matthys 61f40a59a7 Remove unused events.h 2018-04-22 14:36:21 +02:00
Bram Matthys 147ae3012b Get rid of about a million (now) useless casts and some re-indenting. 2018-04-22 10:29:36 +02:00
Bram Matthys a716e3ccaa The default oper snomask now includes 'S' (spamfilter notices). 2017-10-18 15:11:12 +02:00
Bram Matthys 5c7d89a642 Add support for "CAP extended-join". 2017-10-07 18:33:25 +02:00
Bram Matthys 5124e60b7c Add "CAP chghost" support. Internal recode of userhost changes.
Fix force-rejoin not working if doing SVSMODE -x/+x (Koragg, #5015).

Note to module coders:
Please use the following procedure in case of an user/host change:
* userhost_save_current(acptr);
* << change username or hostname here (or both) >>
* userhost_changed(acptr);
This function will take care of notifying other clients about
the userhost change, such as doing PART+JOIN+MODE if force-rejoin
is enabled, and sending :xx CHGHOST user host messages to
"CAP chghost" capable clients.

Also, small note to everyone:
If force-rejoin is enabled we will not send the PART+JOIN+MODE to
"CAP chghost" capable clients. Doing so is just a hack to notify
people of a userhost change. "CAP chghost" users can thus benefit
from the reduced noise in this respect.
2017-10-07 13:31:30 +02:00
Bram Matthys 23ce2eaabe It helps if you also update the *.h files to reflect those changes. Duh. 2017-10-07 09:32:09 +02:00
Bram Matthys ac65e32a26 Add CAP v3.2 support. Add 'cap-notify' support.
Delete CAP CLEAR as it's use is discouraged (too much trouble).
Delete CAP ACK (from client2server) as this is only for CAP's with
ack modifiers. This is something we don't use, and which has been
deprecated in v3.2 of the spec.
2017-09-30 14:34:06 +02:00
Bram Matthys 461fa9a48a Store CAP version in use in sptr->local->cap_protocol. 2017-09-30 12:50:36 +02:00
Bram Matthys a21222a672 Bump MODDATA_MAX_CLIENT from 8 to 12 and move MODDATA_MAX_* to include/config.h 2017-09-06 16:29:48 +02:00
Bram Matthys aa829bce12 New option link::verify-certificate [yes|no]. This will cause UnrealIRCd
to validate the certificate of the link, making sure that:
1) The certificate is issued by a trusted Certificate Authority (CA).
2) The name on the certificate matches the name of the link block.
Some things still need to be done: documentation, more testing, and
using the X509_check_host() function when available.
2017-09-01 17:10:29 +02:00
Bram Matthys 5ff4fb3f87 Remove old code.. this is already set in link->ssl_ctx by init_ctx().
(tested)
2017-09-01 09:32:51 +02:00
Bram Matthys d53d46fce4 Add set::plaintext-policy block by which you can warn or deny user connections,
ircop /OPER attempts and incoming server linking attempts from connections
that are not encrypted with SSL/TLS.
Documentation: https://www.unrealircd.org/docs/Set_block#set::plaintext-policy
2017-08-16 19:39:28 +02:00
Bram Matthys 455420afc1 SNI-specific sts-policy is now possible. (As recommended by IRCv3 draft spec) 2017-08-09 15:39:52 +02:00
Bram Matthys 84776eeeb2 Add support for draft/sts http://ircv3.net/specs/core/sts-3.3.html
Docs: https://www.unrealircd.org/docs/Set_block#set::ssl::sts-policy::port
Example:
set {
    ssl {
        certificate "ssl/server.cert.pem";
        key "ssl/server.key.pem";
        sts-policy {
            port 6697;
            duration 180d;
        };
    };
};
IMPORTANT: Only use this if you know what STS is and what the
implications are. The most important things being A) set a correct
port and B) you need a 'real' SSL certificate and not a self-signed
certificate.

More documentation may follow at another place.
2017-08-09 14:16:03 +02:00
Bram Matthys b2129205f9 Added support for the "Server Name Indication" (SNI) SSL/TLS extension.
See https://www.unrealircd.org/docs/Sni_block
Requested in #4380 by Eman.
2017-08-09 12:00:04 +02:00
Bram Matthys 176566962a Add support for 'mask' in allow channel { } and deny channel { }.
This so you can easily add allow/deny channel blocks for IP ranges.
Possibly not so useful for services-networks (ban/akick is very similar)
but has some use on serviceless networks.
2017-03-08 17:28:15 +01:00
Bram Matthys 6067202cdf Rewrite SJOIN to fix a bug where modes were sometimes cut-off resulting
in incorrect bans being added.
2017-01-06 11:11:19 +01:00
Bram Matthys d003f8bfe9 Merge pull request #64 from Adam-/unreal40+remove_unknown
remove_unknown: don't send squits for unknown uids and don't leak server ip in quit message
2016-12-29 21:44:51 +01:00
Bram Matthys 9da4c7e5d0 Added DNSBL check exemption: except blacklist { mask 1.2.3.4; }; 2016-12-29 11:38:49 +01:00
Bram Matthys aae0971cf4 Add the ability to set specific ssl options in listen blocks and link blocks.
This allows you to for example specify a specific certificate/key on an
serversonly port and in link block (a self-signed 10 year valid certificate)
and use a short-lived (XX day) Let's Encrypt certificate on the other ports.
And several other uses, of course.
2016-12-29 08:37:15 +01:00
Bram Matthys 9a8645973c Added set::ssl::options::no-client-certificate
This is really NOT a recommended setting but may be necessary to work around
some browser issues for wss://.
2016-12-16 17:20:27 +01:00
Adam 10c038ffc0 remove_unknown: don't send squits for unknown uids, don't leak server ips in quit msg 2016-12-07 08:19:16 -05:00
Bram Matthys b444116c12 Use exact struct type & remove unnecessary casts. 2016-06-26 15:08:55 +02:00
Bram Matthys 8ddf0a8762 Remove (now) confusing comment regarding local/remote struct members in aClient 2016-05-22 20:11:50 +02:00
Bram Matthys caa5eba30f Move blacklist hits to snomask +b (new) rather than notifying all ircops.
This snomask is set by default but this can be overridden via
set::snomask-on-oper or oper::snomask. Suggested by hayek (#4566).
2016-03-04 13:50:55 +01:00
Bram Matthys 4c2323e1a3 Now at the right place.. 2015-12-16 11:22:58 +01:00
Bram Matthys f04e95376b /LIST never finished if more than 50-100 channels (#4473). Oh neno... does it ever stop? 2015-12-09 19:42:50 +01:00
Bram Matthys 2de3fbf9d0 Remove MODE_NOCOLOR and MODE_STRIP leftovers. 2015-10-17 19:51:39 +02:00
Bram Matthys ad23afc81f Improve (error) messages shown on console while booting. Fatal boot errors are now shown on the console, no need to check ircd.log. 2015-08-10 21:50:23 +02:00
Bram Matthys b072a80638 get rid of local->ip stuff in throttle 2015-07-28 17:47:40 +02:00
Bram Matthys 46ee510da6 ipv4/ipv6 split. interim commit (does not compile) 2015-07-28 17:42:24 +02:00
Bram Matthys 3577583eaf ipv4/ipv6 split - phase 1 (unstable!!) 2015-07-28 16:20:00 +02:00
Bram Matthys d15701bced Make ident code more ipv4/ipv6 neutral. This will break things until we do the socket split. 2015-07-28 14:44:42 +02:00
Bram Matthys 80147b2914 Make throttling code work on aClient * structs. Other code may change later (makes it easier). 2015-07-28 14:05:41 +02:00
Bram Matthys 58b864edd5 Re-do CIDR and at the same time all the user matching stuff. Introducing match_user(mask, acptr, options): this should be used everywhere rather than the many DIY routines everywhere that create a nick!user@host and then run a match() on it.
The match_user() function is not been fully tested yet, at this point I'm happy we can compile again.
2015-07-28 13:26:03 +02:00
Bram Matthys 6f6b713fce sendto_server() w/multiple (combined) caps or nocaps was broken. It matched on ANY cap instead of ALL caps. 2015-07-20 16:42:01 +02:00
Bram Matthys 390a4c2494 Remove "PROTOCTL HCN" as we now include the IP in HCN-alike connecting messages. 2015-07-19 18:20:40 +02:00
Bram Matthys 209a5a3762 Start with moving ip_str stuff 2015-07-19 13:09:51 +02:00
Bram Matthys 13fffa4e1a split all the local client stuff to acptr->local. makes it a lot easier to catch bugs.
If the IRCd crashes then it's likely not by this change but rather an existing issue that was previously gone unnoticed.
2015-07-19 12:48:18 +02:00