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Commit Graph

68 Commits

Author SHA1 Message Date
Bram Matthys d30f7e006d Specifying multiple channels ("#one,#two") in set::auto-join,
set::oper-auto-join or tld::channel was broken. It worked for the
very first user since boot or rehash, but after that only the
first channel was joined. Reported by PeGaSuS in
https://bugs.unrealircd.org/view.php?id=5535
2020-01-20 15:41:12 +01:00
Bram Matthys eca761fcb9 Remove some unused vars in cmd_nick_remote and cmd_nick_local 2020-01-02 15:47:23 +01:00
Bram Matthys d7d673faf2 Multiple fixes related to ban actions:
1) Fix issue if HOOKTYPE_IS_HANDSHAKE_FINISHED rejects the user
2) Fix authprompt issue. We now allow adding the TKL in
   place_ban_host() for soft-kline/etc. Previously all the
   soft-kline/gline/zline/gzline acted like soft-kill.
3) The blacklist module did not allow clients in with action 'warn',
   reported by westor in https://bugs.unrealircd.org/view.php?id=5501
2020-01-02 15:36:42 +01:00
Bram Matthys fccb3b2f5b Add /ELINE exception type 'm' to bypass allow::maxperip.
In the configuration item you can now achieve the same via:
except ban { mask 1.2.3.4; type maxperip; }
Or even:
except ban { mask { 1.2.3.4; 8.8.8.8; }; type maxperip; }
etc.

Suggested by The_Myth in https://bugs.unrealircd.org/view.php?id=5507

Also, fixed an issue where the IRCd was counting servers as
clients for maxperip, which doesn't make much sense in practice,
so it only counts users now.
2019-12-30 18:23:55 +01:00
Bram Matthys c9cf74a735 Drop support for sending server pass (PASS xx) to nickserv. Use SASL!
It wasn't working anyway in 5.0.0 and this behavior was non-standard.
2019-12-23 16:40:06 +01:00
Bram Matthys 25bc2b7923 Fix crash on nick change. 2019-12-12 16:58:26 +01:00
Bram Matthys 5d7bd995fa Show correct idle time when a fresh user connects.
Reported by The_Myth in https://bugs.unrealircd.org/view.php?id=5454
2019-10-26 19:18:24 +02:00
Bram Matthys 52c8ef3815 get_sno_str -> get_snomask_string, get_mode_str -> get_usermode_string,
get_snostr -> get_snomask_string_raw, get_modestr -> get_usermode_string_raw
2019-10-26 11:42:05 +02:00
Bram Matthys 9b15c758cd make_virthost() -> make_cloakedhost() and change parameters:
/** Calculate the cloaked host for a client.
 * @param client        The client
 * @param curr          The real host or real IP
 * @param buf           Buffer to store the new cloaked host in
 * @param buflen        Length of the buffer (should be HOSTLEN+1)
 */
void make_cloakedhost(Client *client, char *curr, char *buf, size_t buflen)
2019-10-26 11:38:53 +02:00
Bram Matthys 9aff820d1a Find_* -> find_*, eg Find_alias -> find_alias. 2019-10-26 09:57:15 +02:00
Bram Matthys 845f9ca8ed Uniform spelling: seetle on sync/synced/desync/desynced, rather than
synch/synched/desynch/desynched.
2019-10-25 14:07:58 +02:00
Bram Matthys ff067cd826 More kill path stuff gone now. 2019-10-17 07:32:45 +02:00
Bram Matthys 446f9a89c3 Assume password is sent when allow::password is cert/certfp and client
has a SSL/TLS fingerprint. Reported by Stealth in:
https://bugs.unrealircd.org/view.php?id=3372
2019-10-14 15:08:37 +02:00
Bram Matthys cc36b34f93 Remove unnecessary (void) casts everywhere.
Only use (void) for system/library calls that you want to ignore
explicitly, eg (void)close, if the return value is irrelevant.
2019-10-14 08:23:30 +02:00
Bram Matthys c60bd2e441 Try to use more me.id where possible (rather than me.name) 2019-10-14 08:09:57 +02:00
Bram Matthys 44f9423e13 Remove ID() macro as client->id always contains a proper UID now. 2019-10-13 20:11:58 +02:00
Bram Matthys 1dde1721ad Reorder functions in nick.c in a more logical way. No actual code changes.
[skip ci]
2019-10-13 19:47:26 +02:00
Bram Matthys b9a0f938c0 Cleanup cmd_user since it's now client-only and move the server-bits into cmd_uid. 2019-10-13 19:43:41 +02:00
Bram Matthys 2c337dc58b Split off cmd_nick in cmd_nick_local and cmd_nick_remote and clean it up.
Also, partially cleanup cmd_uid, but still work to be done there (the
last part).
2019-10-13 18:39:10 +02:00
Bram Matthys a9890448d8 Rip out support for servers lacking SJ3 2019-10-13 09:33:39 +02:00
Bram Matthys 545c2560e6 Rip out support for servers lacking SIDs/UIDs.
More cleanups will follow later for this one.
2019-10-13 09:24:26 +02:00
Bram Matthys 0670bfffb9 Rip out support for servers lacking NICKIP 2019-10-13 08:59:26 +02:00
Bram Matthys 8d5f896790 Rip out support for servers lacking NICKv2 2019-10-13 08:54:16 +02:00
Bram Matthys c9b88343e2 Fix not seeing own nick change if not in any channels. Reported by westor. 2019-10-12 17:26:29 +02:00
Bram Matthys 798f502875 Mass change (at least this one could be fully automated): 'chptr' -> 'channel'
to be consistent with the 'sptr' -> 'client' rename earlier.
2019-10-05 08:49:10 +02:00
Bram Matthys 3a64077f51 Use 'client' everywhere (if there is no confusion) instead of 'sptr' or 'cptr'.
This so I - and others - don't constantly have to wonder whether the client
is called sptr, cptr or acptr in a simple routine.
Insane --> 212 files changed, 6814 insertions(+), 6945 deletions(-)
Couldn't just mass-replace of course since there are places where there
are multiple clients involved. So had to check each function.
Also renamed some 'acptr' to 'target' and such.

I will write a page with new style rules later.. but in short if there is
only 1 client involved it will now be called 'client'.
2019-10-04 15:25:35 +02:00
Bram Matthys e8c17e3aed Get rid of pseudo ID's. This also means that SASL with anope won't work
anymore if you run latest anope 2.0.6. You need the fix from Feb 9, 2019:
https://github.com/anope/anope/commit/da6e2730c259d6d6356a0a948e85730ae34663ab
(.. which also fixes SASL problems with anope + UnrealIRCd 4 by the way)
or just run anope latest git (2.0 branch).

Not sure about atheme... should test this.

Technical details: we used a pseudo ID / sasl cookie until recently,
this has always been planned to be phased out when we got UID's.
I didn't phase it out in U4 (but could have done so) but just did now in U5.
This simplifies everything as now you can just refer from the services
side to the user with the UID/SID. This also makes it so services can now
target the user in other functions as well, like NOTICE.
(Feel free to request other functions if something isn't working)
2019-10-04 13:13:46 +02:00
Bram Matthys 3d5e49e701 Get rid of FLUSH_BUFFER, since we no longer signal things that way.
Merge check_init and AllowClient into one single AllowClient()
and make it use the more logic 1 and 0 return values for allow / deny.
Similarly, use logic 1 / 0 return values for verify_link.

Module coders:
HOOKTYPE_CHECK_INIT and HOOKTYPE_PRE_LOCAL_CONNECT, changed the
return value, you should now use HOOK_*, eg HOOK_DENY to stop
processing (eg client killed).
2019-10-04 12:30:51 +02:00
Bram Matthys 92df36a87f Return values of various functions changed, in particular the ones
that deal with finding TKL's or spamfilters etc.
More will likely follow, to make things more logical.
Also, run_spamfilter -> match_spamfilter
place_host_ban, can_privmsg, check_dcc, find_tkline_match all impacted.
2019-10-04 11:30:27 +02:00
Bram Matthys 3126a3fae4 BIG changes internally that will break all modules and required many
code changes in UnrealIRCd itself:
1) Clients are no longer freed directly by exit_client. Most fields
   are freed, but 'sptr' itself is not, so you can use IsDead() on it.
2) exit_client now returns void rather than int
3) ALL command functions return void rather than int.
   Of course this also affects do_cmd, command overrides, etc.

This is a direct consequence of the removal of 'cptr' earlier, as that
was used to signal certain things that are now no longer possible
(and it raises the question if things were always correctly signaled
in the first place, so may fix some bugs).
It also makes the code more resillient against cases where you forgot
to check if the client was freed. Still, you are encouraged to do an
IsDead(sptr) if you are calling functions that may kill clients,
such as command functions or things that may use spamfilter.

More changes will follow, such as the removal of FLUSH_BUFFER.
2019-10-04 10:28:41 +02:00
Bram Matthys ab3feff7c2 exit_client() now takes 3 parameters rather than 5:
** Exit this IRC client, and all the dependents (users, servers) if this is a server.
* @param sptr        The client to exit.
* @param recv_mtags  Message tags to use as a base (if any).
* @param comment     The (s)quit message
* @returns FLUSH_BUFFER is returned if a local client disconnects,
*          otherwise 0 is returned. This so it can be used from
*          command functions like: return exit_client(sptr, ....);
2019-10-02 14:54:09 +02:00
Bram Matthys 4ac8015f84 Remove 'cptr' from all commands, hooks, etc. It only confuses people and
'sptr' is sufficient and in most cases the only one you should care about.
Should you need it, you can access sptr->direction in cases where you
need the old information (usually only for some sendto_* functions
and some protoctl checks), so 'cptr' was redundant too.

[!] This change likely introduces some bugs. This was many hours of work.
I only cut some corners in 4 functions, which will be fixed at a later
stage..... yes, more major changes to come.

On the plus side, I likely fixed some bugs in the process. Situations
where cptr vs sptr usage was incorrect. Eg using cptr->name (near server)
when sptr->name should be used (the actual source server), etc....
2019-10-02 14:25:40 +02:00
Bram Matthys 396ae3f218 Module coders: rename M_* to CMD_*, eg M_SERVER -> CMD_SERVER.
Also add more doxygen documentation.
2019-09-30 10:25:26 +02:00
Bram Matthys c7c3fbdfa8 struct stats *ircstp; -> IRCStatistics ircstats; (for statistics, /STATS) 2019-09-15 14:48:45 +02:00
Bram Matthys bea2564e5d IRCStatistics ircstats; -> IRCCounts irccounts; (this is used for LUSERS) 2019-09-15 14:39:51 +02:00
Bram Matthys 9fc1e758ab Mass change of dst = strdup(str) to safe_strdup(dst,str) but with a manual
audit since 'dst' must now be initialized memory.
There's still a raw_strdup() if you insist.

This is step 2 of X of memory allocation changes
2019-09-14 16:58:01 +02:00
Bram Matthys de87b439b7 Update memory allocation routines. Step 1 of X. 2019-09-14 16:52:53 +02:00
Bram Matthys 3592d8db3a Update name in first few lines of .c files.
Eg: src/modules/m_away.c is src/modules/away.c nowadays.
2019-09-13 15:46:20 +02:00
Bram Matthys baf02e8980 Rename all m_* functions to cmd_* functions. 2019-09-13 15:45:19 +02:00
Bram Matthys bb1bb35f50 MOD_LOAD(xyz) is now just MOD_LOAD(), same for MOD_TEST, MOD_INIT,
MOD_UNLOAD. And MOD_HEADER(xyz) is now MOD_HEADER even without ()
since this isn't a function, really.
To make things understandable I added the following to the
developer section of the release notes:

* The module header is now as follows:
  ModuleHeader MOD_HEADER
    = {
          "nameofmodule",
          "5.0",
          "Some description",
          "Name of Author",
          "unrealircd-5",
      };
  There's a new author field, the version must start with a digit,
  and also the name of the module must match the loadmodule name.
  So for example third/funmod must also be named third/funmod.
* The MOD_TEST, MOD_INIT, MOD_LOAD and MOD_UNLOAD functions no longer
  take a name argument. So: MOD_INIT(mymod) is now MOD_INIT()
2019-09-13 15:27:40 +02:00
Bram Matthys 70410b3f33 Remove unused variables (67 files done, will do rest another time). 2019-09-12 17:57:01 +02:00
Bram Matthys bf2c5110db IsPerson() -> IsUser(), MyClient() -> MyUser(), etc.
This so we have a few simple concepts:
Client: this can be a user, server, or something unknown yet
Then the type of clients:
User: this is a user, someone with a nick name.
Server: this is a server
Etc.
2019-09-11 17:43:17 +02:00
Bram Matthys fcf0ff4e3c Document client statuses (cptr->status) and some more renames. 2019-09-11 16:52:11 +02:00
Bram Matthys 2df5326615 Overhaul of all client flag macros (mass renaming, always use getters/setters/checkers) 2019-09-11 16:00:47 +02:00
Bram Matthys d80e601760 Rename sptr->username to sptr->ident, since that is what it is.
[skip ci]
2019-09-11 14:31:14 +02:00
Bram Matthys 792709bf4f Move cptr->fd to cptr->local->fd. This may cause some crashes while
the rest of the code is audited / checked ;)
2019-09-11 14:21:07 +02:00
Bram Matthys cb236eea88 Rename cptr->from to cptr->direction, since the 'from' is rather misleading
as cptr->from is NOT (necessarily) the server where cptr is connected to.
So we now call it cptr->direction since it indicates the directly connected
server (or &me)... in other words: the direction of the client path.
2019-09-11 14:03:27 +02:00
Bram Matthys 6a019d6188 Let's allow user connections.
*sigh*
(at least we have automated tests for this)
2019-09-11 13:44:55 +02:00
Bram Matthys 1e6a3bdd55 Bump PASSWDLEN to something "large enough for everyone" (256) rather than current (48). 2019-09-11 13:27:45 +02:00
Bram Matthys 04607f5b1a Various auth cleanups: Auth_Check() now returns 1 on allow and 0 on deny (!)
to keep things simple, rather than having 4 different return values
(yes.. FOUR!).
[skip ci]
2019-09-11 13:10:15 +02:00