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Commit Graph

370 Commits

Author SHA1 Message Date
Bram Matthys 834736070e Make "SVS(2)MODE -b user" work properly for extended bans.
It was missing for a lot of extbans (removing too little) and
for ~t it was removing too much (eg quiet bans).
Bug reported and changes suggested by k4be.

Coders:
Setting extban.options to EXTBOPT_CHSVSMODE has no effect anymore,
just didn't want to remove it so modules would still compile.
We now purely match based on .is_banned_events including BANCHK_JOIN.
2022-01-02 13:12:33 +01:00
Bram Matthys 4bc2848b9e Fix a prototype and change a largely unused log category to avoid clashes. 2021-12-10 10:28:35 +01:00
Bram Matthys 4af7a541f8 Add 'oldnick' to HOOKTYPE_POST_LOCAL_NICKCHANGE and HOOKTYPE_POST_REMOTE_NICKCHANGE 2021-12-01 08:40:02 +01:00
Bram Matthys b078a9c8b5 Fix cut-off and expansion issues with MODE, which is a possible problem when
using mixed UnrealIRCd 5 and UnrealIRCd 6 networks.

This is a slightly complex rewrite of make_mode_str() and do_mode(),
as we nog go from single mode lines to potentially multiple mode lines.

In short: whenever we would be near buffer cut-off point (the famous
512 byte limit) then previously we would prevent the mode, though not
succesfully in all cases where a network consists of mixed 5.x and 6.x.
From this point onward we no longer do that. Instead we convert one
MODE command to two MODE lines if that is needed.
The benefit of this is that we no longer prevent it BEFORE processing
the MODE, which is a flawed method and could be wrong (causing desyncs).
And also, we no longer partially ignore MODE lines from clients when
they would cause the limit to be exceeded, as we replace them with
two MODE lines instead.

These are more changes than I wanted at such a late point but.. they seem
to be necessary to prevent U5-U6 compatibility issues.
2021-11-19 13:53:21 +01:00
Bram Matthys 520804edc2 Add set::whois-detail which allows you to configure which items
to expose to which users and in what detail.

The default configuration is as follows:

set {
	whois-details {
		basic		{ everyone full; }
		modes		{ everyone none;	self full;	oper full; }
		realhost	{ everyone none;	self full;	oper full; }
		registered-nick	{ everyone full; }
		channels	{ everyone limited;	self full;	oper full; }
		server		{ everyone full; }
		away		{ everyone full; }
		oper		{ everyone limited;	self full;	oper full; }
		secure		{ everyone limited;	self full;	oper full; }
		bot		{ everyone full; }
		services	{ everyone full; }
		reputation	{ everyone none;	self none;	oper full; }
		geo		{ everyone none;	self none;	oper full; }
		certfp		{ everyone full; }
		shunned		{ everyone none;	self none;	oper full; }
		account		{ everyone full; }
		swhois		{ everyone full; }
		idle		{ everyone limited;	self full;	oper full; }
	}
}

Oh, yeah, and for "secure" this also adds displaying of the TLS cipher
in /WHOIS for ircops and self by default. For all others it is limited
to just "is using a Secure Connection".

This also removes the newly added set::geoip::whois-for-anyone since
it is now configured via set::whois-details::geo.

Module coders: HOOKTYPE_WHOIS changed and you may no longer send
directly to the client from this hook. Instead, you should use
add to the NameValuePrioList, usually via the functions
add_nvplist_numeric() and add_nvplist_numeric_fmt().
For inspiration see bot_whois in src/modules/usermodes/bot.c
and reputation_whois in src/modules/reputation.c
2021-09-27 17:27:26 +02:00
Bram Matthys c06f423643 Get rid of ExtBan_Table[] and use a linked list called extbans.
Just like already done for Usermode_Table[] and Channelmode_Table[].

This also adds support for ->unloading=1 and re-use etc etc,
something that seemed to be missing before (but also wasn't
an issue apparently...).
2021-09-26 13:11:21 +02:00
Bram Matthys ee8cc0e8e2 Get rid of Usermode_Table[] and use a linked list called usermodes.
Just like already done for Channelmode_Table[] -> channelmodes.
2021-09-26 12:46:34 +02:00
Bram Matthys e4b449adf8 Add set_channel_mode() which can be used to issue a server mode.
It's usage would be rare, but this is f.e. used from channeldb.
Other uses may be in some 3rd party module.
Example: set_channel_mode(channel, "+k", "key")
2021-09-25 17:42:21 +02:00
Bram Matthys 0e9d7a669f Update HOOKTYPE_LOG to work with new logging system (lots of different args) 2021-09-25 17:33:02 +02:00
Bram Matthys 35ae1bcc42 Update a comment about a hook
[skip ci]
2021-09-25 17:23:52 +02:00
Bram Matthys c6ef13b258 Remove HOOKTYPE_REQUIRE_SASL which was never called.
Apparently the other hooks were sufficient after all for authprompt ;D
2021-09-25 17:15:49 +02:00
Bram Matthys 834d38e904 Update HOOKTYPE_PRE_KNOCK to include reason (not used, though) 2021-09-25 17:08:53 +02:00
Bram Matthys 3033fd9b6d Fix some todo items such as validating extban letter and names in ExtbanAdd() 2021-09-25 16:38:15 +02:00
Bram Matthys 73b908e413 Changes to BanContext struct (extended ban API):
* Now ban_check_types (previously checktype):
  this is one or more of BANCHK_* OR'd together, eg BANCHK_JOIN, BANCHK_MSG..
* Now ban_type (previously what2):
  this is the type of the ban, eg EXBTYPE_BAN, EXBTYPE_EXCEPT, etc.
* Now is_ok_check (previously is_ok_checktype)
  this is one of EXBCHK_* for is_ok, eg EXBCHK_PARAM to check parameter.
2021-09-25 16:28:10 +02:00
Bram Matthys b37b190fdd Add enums ExtbanCheck and ExtbanType for use in BanContext. 2021-09-25 16:16:42 +02:00
Bram Matthys ec8f54ec26 Update cloaking key mismatch error and rename some stuff. 2021-09-25 11:19:15 +02:00
Bram Matthys ce5917e0d9 Expose operlogin and operclass via moddata so they can be seen in WHOIS
and used for auditting purposes across servers (assuming the servers
itself can be trusted).
This is done via the 'operlogin' module which is loaded by default.
Obviously for opers of U5 and below this information is not available.

This also changes the HOOKTYPE_LOCAL_OPER hook to include oper block info:
-int hooktype_local_oper(Client *client, int add);
+int hooktype_local_oper(Client *client, int add, ConfigItem_oper *oper_block);
2021-09-25 10:28:36 +02:00
Bram Matthys bf7a72a850 Usermode_Table[].flag -> Usermode_Table[].letter
just like how it is now in U6 in channel modes and extended bans
2021-09-25 09:13:34 +02:00
Bram Matthys fbf3a51517 Add HOOKTYPE_CAN_SET_TOPIC, which works similar to HOOKTYPE_CAN_KICK.
Move checking of +t restrictions to chanmodes/topiclimit.
Move checking for +m restrictions to chanmodes/moderated.
Now the only check remaining in topic is for +b (banned users)
which is fine I think.
2021-09-25 09:04:19 +02:00
Bram Matthys 720f597ad6 Get rid of current snomask system and allow ircops to set any snomask
(that is: a-z A-Z) so to use the dynamic system with the new logging.
Largely untested.
2021-09-22 15:49:20 +02:00
Bram Matthys 381454bd1d 1) Change from .prefix_priority to .rank.
2) Make higher value = higher ranking
3) Ship with defines for these:
 #define RANK_CHANOWNER  4000
 #define RANK_CHANADMIN  3000
 #define RANK_CHANOP     2000
 #define RANK_HALFOP     1000
 #define RANK_VOICE        -1
2021-09-20 16:09:14 +02:00
Bram Matthys 139098919b Get rid of PREFIX_* in sendto_channel(), message.c and in chanmsg hook.
We use char *member_modes like we now have at all the other places,
which contains eg "o".

TODO: fix prefix sending rules or remove some if 0'd out code

And not sure if we want to do it entirely this way :D
2021-09-20 15:54:57 +02:00
Bram Matthys 4cea88645c Modularize member modes (vhoaq).
Still need to clean up a bit after this, but it passes all tests :)
2021-09-13 18:44:18 +02:00
Bram Matthys 4392468c3e Update HOOKTYPE_CAN_JOIN and HOOKTYPE_CAN_JOIN_LIMITEXCEEDED to take
an extra char **errmsg argument. Upon failure (non zero return value)
this should contain a format string to be sent to the client
(with the return value denoting the number of the numeric).

This gets rid of sendnumeric_legacy() in join.c
2021-09-12 16:09:36 +02:00
Bram Matthys 8353a9e17b Change char *parv[] to const char *parv[] everywhere. This is a BIG change.
It means you can no longer modify eg parv[1] in-place with strtoken and such.

The main reason for this is that as a command handler you have no idea
where the arguments may come from. It could be from a do_cmd() with
read-only storage (eg a string literal) and so on.

It started with an experiment of how far I could get and how annoying the
side-effects would be, but they seem to be quite managable, so I'm
committing this stuff.

Hopefully this catches/solves some stupid bugs somewhere :)
2021-09-11 16:02:44 +02:00
Bram Matthys 7cabd4b79e Const const const 2021-09-11 08:17:12 +02:00
Bram Matthys ac84d4f207 Const const const... modules.c and elsewhere. 2021-09-11 07:53:30 +02:00
Bram Matthys 5bc244c1f3 Add a lot more consts. This finishes the work for all hooktypes. 2021-09-10 20:36:38 +02:00
Bram Matthys 74d1481dcb Do the same for RunHookReturn() and RunHookReturnInt().
NOTE: The arguments are swapped, it is now eg:
RunHookReturn(HOOKTYPE_SOMETHING, !=0, a, b, c);
2021-09-10 19:32:17 +02:00
Bram Matthys 7dac12e31e Get rid of RunHook2/3/4/5/6/etc and just have RunHook with __VA_ARGS__ 2021-09-10 19:27:18 +02:00
Bram Matthys cb9b24686b Module API changes:
- For HOOKTYPE_LOCAL_JOIN and HOOKTYPE_REMOTE_JOIN: drop parv[] argument
  as it was useless anyway, it only contained the channel name in parv[1]
  but never the key, sometimes was entirely NULL even.
- For HOOKTYPE_PRE_LOCAL_JOIN instead of char *parv[] we now pass
  const char *key. As predicted more than a year ago when fixing
  0902ed7a99
2021-09-10 19:22:47 +02:00
Bram Matthys 5b091975f5 Get rid of parv[] in HOOKTYPE_CAN_JOIN and HOOKTYPE_CAN_JOIN_LIMITEXCEEDED
as it already has a 'key' argument too.
2021-09-10 19:11:37 +02:00
Bram Matthys f085173d46 More const char * stuff... mostly in conf.c but also elsewhere. 2021-09-10 15:01:23 +02:00
Bram Matthys 2e82ab0eca Make CommandOverrideAddEx() the new CommandOverrideAdd():
IOTW, change CommandOverrideAdd() to require a priority argument:
-       CommandOverrideAdd(modinfo->handle, "TEST", override_test);
+       CommandOverrideAdd(modinfo->handle, "TEST", 0, override_test);
2021-09-10 14:13:07 +02:00
Bram Matthys bba0124bd3 Drop the Ex... CallbackAdd*Ex() -> CallbackAdd*() 2021-09-10 14:09:22 +02:00
Bram Matthys 6ebddc8817 Update channel mode API to use more consts 2021-09-10 14:06:57 +02:00
Bram Matthys 08a32429ff Update extban API to use more consts 2021-09-10 13:39:26 +02:00
Bram Matthys 66a51fb659 Massive conversions from 'char *' to 'const char *' and 'char **' to 'const char **' 2021-09-10 12:46:31 +02:00
Bram Matthys edfdfe4a03 Add HookAddConstString() and friends.
Also EfunctionAddPChar() -> EfunctionAddString(), and callbacks etc.
2021-09-10 11:59:14 +02:00
Bram Matthys a3bfa210e9 HookAddPChar() -> HookAddString()
and .pcharfunc -> .stringfunc
2021-09-10 11:49:06 +02:00
k4be f1bc9f37e1 Change watch notification hook to callback.
This fixes duplicate AWAY message with extended-monitor.
2021-08-25 09:02:24 +02:00
k4be e7e82ad493 Move host-change-related code to chghost.c 2021-08-24 20:37:02 +02:00
k4be f4a915bbb7 Update watch_notification argument name
Fix WATCH crash caused by that argument
2021-08-24 20:19:50 +02:00
k4be 502def9401 Add extended-monitor (work in progress) 2021-08-24 19:42:38 +02:00
Bram Matthys 52b4a44e94 Massively rename Cmode.flag to Cmode.letter.
(similar to 5a387f9c0b)
2021-08-22 18:45:13 +02:00
Bram Matthys 9838378550 Massive rename of:
* channel->mode.extmode to channel->mode.mode
* channel->mode.extmodeparams to channel->mode.mode_params

This because all channel modes that are set there are extended channel
modes, only lists are still in core atm and they never get set here.
2021-08-22 18:36:00 +02:00
Bram Matthys 783cc3ff5b Cmode API: change from Channelmode_Table[<num>] to channelmodes linked list.
And now we can easily sort the channel modes too, makes it easier for
our test cases.
2021-08-22 17:57:14 +02:00
Bram Matthys 96b290536e Rename Channelmode_Table.slot to .param_slot since this is only
about parameter slot mapping.
2021-08-22 16:37:18 +02:00
Bram Matthys 5154038d59 Code cleanup: replace "if(" with "if (" 2021-08-18 09:54:43 +02:00
Bram Matthys 58abc0da5b Add moddata_client_get_raw() to get the ModData *.
This probably should not be used much as normally you
should not rely on structures created by modules in
other modules / other code.
2021-08-17 17:03:00 +02:00