ViewVC Help

View File | Revision Log | Show Annotations | Download File

/cvs/deliantra/server/lib/cf.pm

Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.282 by elmex, Tue Jun 19 18:15:34 2007 UTC vs.
Revision 1.447 by root, Fri Sep 19 01:39:45 2008 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify
		7	# it under the terms of the GNU General Public License as published by
		8	# the Free Software Foundation, either version 3 of the License, or
		9	# (at your option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the GNU General Public License
		17	# along with this program. If not, see <http://www.gnu.org/licenses/>.
		18	#
		19	# The authors can be reached via e-mail to <support@deliantra.net>
		20	#
		21
1	package cf;	22	package cf;
2		23
		24	use 5.10.0;
3	use utf8;	25	use utf8;
4	use strict;	26	use strict "vars", "subs";
5		27
6	use Symbol;	28	use Symbol;
7	use List::Util;	29	use List::Util;
8	use Socket;	30	use Socket;
9	use Storable;	31	use EV;
10	use Event;
11	use Opcode;	32	use Opcode;
12	use Safe;	33	use Safe;
13	use Safe::Hole;	34	use Safe::Hole;
		35	use Storable ();
14		36
15	use Coro 3.61 ();	37	use Coro ();
16	use Coro::State;	38	use Coro::State;
17	use Coro::Handle;	39	use Coro::Handle;
		40	use Coro::EV;
18	use Coro::Event;	41	use Coro::AnyEvent;
19	use Coro::Timer;	42	use Coro::Timer;
20	use Coro::Signal;	43	use Coro::Signal;
21	use Coro::Semaphore;	44	use Coro::Semaphore;
		45	use Coro::AnyEvent;
22	use Coro::AIO;	46	use Coro::AIO;
		47	use Coro::BDB 1.6;
23	use Coro::Storable;	48	use Coro::Storable;
		49	use Coro::Util ();
24		50
		51	use JSON::XS 2.01 ();
25	use BDB ();	52	use BDB ();
26	use Data::Dumper;	53	use Data::Dumper;
27	use Digest::MD5;	54	use Digest::MD5;
28	use Fcntl;	55	use Fcntl;
29	use YAML::Syck ();	56	use YAML ();
30	use IO::AIO 2.32 ();	57	use IO::AIO ();
31	use Time::HiRes;	58	use Time::HiRes;
32	use Compress::LZF;	59	use Compress::LZF;
		60	use Digest::MD5 ();
		61
		62	AnyEvent::detect;
33		63
34	# configure various modules to our taste	64	# configure various modules to our taste
35	#	65	#
36	$Storable::canonical = 1; # reduce rsync transfers	66	$Storable::canonical = 1; # reduce rsync transfers
37	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	67	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
38	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	68	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
39		69
40	$Event::Eval = 1; # no idea why this is required, but it is
41
42	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
43	$YAML::Syck::ImplicitUnicode = 1;
44
45	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority	70	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
46		71
47	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	72	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
48		73
49	our %COMMAND = ();	74	our %COMMAND = ();
50	our %COMMAND_TIME = ();	75	our %COMMAND_TIME = ();
51		76
52	our @EXTS = (); # list of extension package names	77	our @EXTS = (); # list of extension package names
53	our %EXTCMD = ();	78	our %EXTCMD = ();
		79	our %EXTICMD = ();
54	our %EXT_CORO = (); # coroutines bound to extensions	80	our %EXT_CORO = (); # coroutines bound to extensions
55	our %EXT_MAP = (); # pluggable maps	81	our %EXT_MAP = (); # pluggable maps
56		82
57	our $RELOAD; # number of reloads so far	83	our $RELOAD; # number of reloads so far
58	our @EVENT;	84	our @EVENT;
59		85
60	our $CONFDIR = confdir;	86	our $CONFDIR = confdir;
61	our $DATADIR = datadir;	87	our $DATADIR = datadir;
62	our $LIBDIR = "$DATADIR/ext";	88	our $LIBDIR = "$DATADIR/ext";
63	our $PODDIR = "$DATADIR/pod";	89	our $PODDIR = "$DATADIR/pod";
64	our $MAPDIR = "$DATADIR/" . mapdir;	90	our $MAPDIR = "$DATADIR/" . mapdir;
65	our $LOCALDIR = localdir;	91	our $LOCALDIR = localdir;
66	our $TMPDIR = "$LOCALDIR/" . tmpdir;	92	our $TMPDIR = "$LOCALDIR/" . tmpdir;
67	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	93	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
68	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	94	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
69	our $RANDOMDIR = "$LOCALDIR/random";	95	our $RANDOMDIR = "$LOCALDIR/random";
70	our $BDBDIR = "$LOCALDIR/db";	96	our $BDBDIR = "$LOCALDIR/db";
		97	our $PIDFILE = "$LOCALDIR/pid";
		98	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		99
		100	our %RESOURCE;
71		101
72	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	102	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
73	our $TICK_WATCHER;
74	our $AIO_POLL_WATCHER;
75	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	103	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
76	our $NEXT_TICK;	104	our $NEXT_TICK;
77	our $NOW;
78	our $USE_FSYNC = 1; # use fsync to write maps - default off	105	our $USE_FSYNC = 1; # use fsync to write maps - default off
79		106
		107	our $BDB_DEADLOCK_WATCHER;
		108	our $BDB_CHECKPOINT_WATCHER;
80	our $BDB_POLL_WATCHER;	109	our $BDB_TRICKLE_WATCHER;
81	our $DB_ENV;	110	our $DB_ENV;
82		111
83	our %CFG;	112	our %CFG;
84		113
85	our $UPTIME; $UPTIME ||= time;	114	our $UPTIME; $UPTIME ||= time;
86	our $RUNTIME;	115	our $RUNTIME;
		116	our $NOW;
87		117
88	our %PLAYER; # all users	118	our (%PLAYER, %PLAYER_LOADING); # all users
89	our %MAP; # all maps	119	our (%MAP, %MAP_LOADING ); # all maps
90	our $LINK_MAP; # the special {link} map, which is always available	120	our $LINK_MAP; # the special {link} map, which is always available
91		121
92	# used to convert map paths into valid unix filenames by replacing / by ∕	122	# used to convert map paths into valid unix filenames by replacing / by ∕
93	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	123	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
94		124
95	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	125	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
96	our $LOADAVG; # same thing, but with alpha-smoothing	126	our $LOADAVG; # same thing, but with alpha-smoothing
		127	our $JITTER; # average jitter
97	our $tick_start; # for load detecting purposes	128	our $TICK_START; # for load detecting purposes
98		129
99	binmode STDOUT;	130	binmode STDOUT;
100	binmode STDERR;	131	binmode STDERR;
101		132
102	# read virtual server time, if available	133	# read virtual server time, if available
103	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	134	unless ($RUNTIME || !-e $RUNTIMEFILE) {
104	open my $fh, "<", "$LOCALDIR/runtime"	135	open my $fh, "<", $RUNTIMEFILE
105	or die "unable to read runtime file: $!";	136	or die "unable to read $RUNTIMEFILE file: $!";
106	$RUNTIME = <$fh> + 0.;	137	$RUNTIME = <$fh> + 0.;
107	}	138	}
108		139
109	mkdir $_	140	mkdir $_
110	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	141	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
…		…
155		186
156	The raw value load value from the last tick.	187	The raw value load value from the last tick.
157		188
158	=item %cf::CFG	189	=item %cf::CFG
159		190
160	Configuration for the server, loaded from C</etc/crossfire/config>, or	191	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
161	from wherever your confdir points to.	192	from wherever your confdir points to.
162		193
163	=item cf::wait_for_tick, cf::wait_for_tick_begin	194	=item cf::wait_for_tick, cf::wait_for_tick_begin
164		195
165	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	196	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
166	returns directly I<after> the tick processing (and consequently, can only wake one process	197	returns directly I<after> the tick processing (and consequently, can only wake one process
167	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	198	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
168		199
		200	=item @cf::INVOKE_RESULTS
		201
		202	This array contains the results of the last C<invoke ()> call. When
		203	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
		204	that call.
		205
169	=back	206	=back
170		207
171	=cut	208	=cut
172		209
173	BEGIN {	210	BEGIN {
…		…
177	$msg .= "\n"	214	$msg .= "\n"
178	unless $msg =~ /\n$/;	215	unless $msg =~ /\n$/;
179		216
180	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	217	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
181		218
182	utf8::encode $msg;
183	LOG llevError, $msg;	219	LOG llevError, $msg;
184	};	220	};
185	}	221	}
		222
		223	$Coro::State::DIEHOOK = sub {
		224	return unless $^S eq 0; # "eq", not "=="
		225
		226	if ($Coro::current == $Coro::main) {#d#
		227	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		228	return;#d#
		229	}#d#
		230
		231	# kill coroutine otherwise
		232	warn Carp::longmess $_[0];
		233	Coro::terminate
		234	};
		235
		236	$SIG{__DIE__} = sub { }; #d#?
186		237
187	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	238	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
188	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	239	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
189	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	240	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
190	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	241	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
197	for my $pkg (qw(	248	for my $pkg (qw(
198	cf::global cf::attachable	249	cf::global cf::attachable
199	cf::object cf::object::player	250	cf::object cf::object::player
200	cf::client cf::player	251	cf::client cf::player
201	cf::arch cf::living	252	cf::arch cf::living
		253	cf::map cf::mapspace
202	cf::map cf::party cf::region	254	cf::party cf::region
203	)) {	255	)) {
204	no strict 'refs';
205	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	256	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
206	}	257	}
207		258
208	$Event::DIED = sub {	259	$EV::DIED = sub {
209	warn "error in event callback: @_";	260	warn "error in event callback: @_";
210	};	261	};
211		262
212	#############################################################################	263	#############################################################################
213		264
…		…
236	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	287	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
237	$d	288	$d
238	} || "[unable to dump $_[0]: '$@']";	289	} || "[unable to dump $_[0]: '$@']";
239	}	290	}
240		291
241	use JSON::XS qw(to_json from_json); # TODO# replace by JSON::PC once working
242
243	=item $ref = cf::from_json $json	292	=item $ref = cf::decode_json $json
244		293
245	Converts a JSON string into the corresponding perl data structure.	294	Converts a JSON string into the corresponding perl data structure.
246		295
247	=item $json = cf::to_json $ref	296	=item $json = cf::encode_json $ref
248		297
249	Converts a perl data structure into its JSON representation.	298	Converts a perl data structure into its JSON representation.
		299
		300	=cut
		301
		302	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
		303
		304	sub encode_json($) { $json_coder->encode ($_[0]) }
		305	sub decode_json($) { $json_coder->decode ($_[0]) }
250		306
251	=item cf::lock_wait $string	307	=item cf::lock_wait $string
252		308
253	Wait until the given lock is available. See cf::lock_acquire.	309	Wait until the given lock is available. See cf::lock_acquire.
254		310
…		…
257	Wait until the given lock is available and then acquires it and returns	313	Wait until the given lock is available and then acquires it and returns
258	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	314	a Coro::guard object. If the guard object gets destroyed (goes out of scope,
259	for example when the coroutine gets canceled), the lock is automatically	315	for example when the coroutine gets canceled), the lock is automatically
260	returned.	316	returned.
261		317
		318	Locks are *not* recursive, locking from the same coro twice results in a
		319	deadlocked coro.
		320
262	Lock names should begin with a unique identifier (for example, cf::map::find	321	Lock names should begin with a unique identifier (for example, cf::map::find
263	uses map_find and cf::map::load uses map_load).	322	uses map_find and cf::map::load uses map_load).
264		323
265	=item $locked = cf::lock_active $string	324	=item $locked = cf::lock_active $string
266		325
267	Return true if the lock is currently active, i.e. somebody has locked it.	326	Return true if the lock is currently active, i.e. somebody has locked it.
268		327
269	=cut	328	=cut
270		329
271	our %LOCK;	330	our %LOCK;
		331	our %LOCKER;#d#
272		332
273	sub lock_wait($) {	333	sub lock_wait($) {
274	my ($key) = @_;	334	my ($key) = @_;
		335
		336	if ($LOCKER{$key} == $Coro::current) {#d#
		337	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
		338	return;#d#
		339	}#d#
275		340
276	# wait for lock, if any	341	# wait for lock, if any
277	while ($LOCK{$key}) {	342	while ($LOCK{$key}) {
278	push @{ $LOCK{$key} }, $Coro::current;	343	push @{ $LOCK{$key} }, $Coro::current;
279	Coro::schedule;	344	Coro::schedule;
…		…
285		350
286	# wait, to be sure we are not locked	351	# wait, to be sure we are not locked
287	lock_wait $key;	352	lock_wait $key;
288		353
289	$LOCK{$key} = [];	354	$LOCK{$key} = [];
		355	$LOCKER{$key} = $Coro::current;#d#
290		356
291	Coro::guard {	357	Coro::guard {
		358	delete $LOCKER{$key};#d#
292	# wake up all waiters, to be on the safe side	359	# wake up all waiters, to be on the safe side
293	$_->ready for @{ delete $LOCK{$key} };	360	$_->ready for @{ delete $LOCK{$key} };
294	}	361	}
295	}	362	}
296		363
…		…
299		366
300	! ! $LOCK{$key}	367	! ! $LOCK{$key}
301	}	368	}
302		369
303	sub freeze_mainloop {	370	sub freeze_mainloop {
304	return unless $TICK_WATCHER->is_active;	371	tick_inhibit_inc;
305		372
306	my $guard = Coro::guard {	373	Coro::guard \&tick_inhibit_dec;
307	$TICK_WATCHER->start;	374	}
		375
		376	=item cf::periodic $interval, $cb
		377
		378	Like EV::periodic, but randomly selects a starting point so that the actions
		379	get spread over timer.
		380
		381	=cut
		382
		383	sub periodic($$) {
		384	my ($interval, $cb) = @_;
		385
		386	my $start = rand List::Util::min 180, $interval;
		387
		388	EV::periodic $start, $interval, 0, $cb
		389	}
		390
		391	=item cf::get_slot $time[, $priority[, $name]]
		392
		393	Allocate $time seconds of blocking CPU time at priority C<$priority>:
		394	This call blocks and returns only when you have at least C<$time> seconds
		395	of cpu time till the next tick. The slot is only valid till the next cede.
		396
		397	The optional C<$name> can be used to identify the job to run. It might be
		398	used for statistical purposes and should identify the same time-class.
		399
		400	Useful for short background jobs.
		401
		402	=cut
		403
		404	our @SLOT_QUEUE;
		405	our $SLOT_QUEUE;
		406
		407	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
		408	$SLOT_QUEUE = Coro::async {
		409	$Coro::current->desc ("timeslot manager");
		410
		411	my $signal = new Coro::Signal;
		412
		413	while () {
		414	next_job:
		415	my $avail = cf::till_tick;
		416	if ($avail > 0.01) {
		417	for (0 .. $#SLOT_QUEUE) {
		418	if ($SLOT_QUEUE[$_][0] < $avail) {
		419	my $job = splice @SLOT_QUEUE, $_, 1, ();
		420	$job->[2]->send;
		421	Coro::cede;
		422	goto next_job;
		423	}
		424	}
		425	}
		426
		427	if (@SLOT_QUEUE) {
		428	# we do not use wait_for_tick() as it returns immediately when tick is inactive
		429	push @cf::WAIT_FOR_TICK, $signal;
		430	$signal->wait;
		431	} else {
		432	Coro::schedule;
		433	}
308	};	434	}
309	$TICK_WATCHER->stop;	435	};
310	$guard	436
		437	sub get_slot($;$$) {
		438	return if tick_inhibit || $Coro::current == $Coro::main;
		439
		440	my ($time, $pri, $name) = @_;
		441
		442	$time = $TICK * .6 if $time > $TICK * .6;
		443	my $sig = new Coro::Signal;
		444
		445	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
		446	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
		447	$SLOT_QUEUE->ready;
		448	$sig->wait;
311	}	449	}
312		450
313	=item cf::async { BLOCK }	451	=item cf::async { BLOCK }
314		452
315	Currently the same as Coro::async_pool, meaning you cannot use	453	Currently the same as Coro::async_pool, meaning you cannot use
…		…
320		458
321	BEGIN { *async = \&Coro::async_pool }	459	BEGIN { *async = \&Coro::async_pool }
322		460
323	=item cf::sync_job { BLOCK }	461	=item cf::sync_job { BLOCK }
324		462
325	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	463	The design of Deliantra requires that the main coroutine ($Coro::main)
326	is always able to handle events or runnable, as Crossfire TRT is only	464	is always able to handle events or runnable, as Deliantra is only
327	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	465	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
328	acceptable.	466	acceptable.
329		467
330	If it must be done, put the blocking parts into C<sync_job>. This will run	468	If it must be done, put the blocking parts into C<sync_job>. This will run
331	the given BLOCK in another coroutine while waiting for the result. The	469	the given BLOCK in another coroutine while waiting for the result. The
…		…
336		474
337	sub sync_job(&) {	475	sub sync_job(&) {
338	my ($job) = @_;	476	my ($job) = @_;
339		477
340	if ($Coro::current == $Coro::main) {	478	if ($Coro::current == $Coro::main) {
341	my $time = Event::time;	479	my $time = EV::time;
342		480
343	# this is the main coro, too bad, we have to block	481	# this is the main coro, too bad, we have to block
344	# till the operation succeeds, freezing the server :/	482	# till the operation succeeds, freezing the server :/
345		483
346	# TODO: use suspend/resume instead	484	LOG llevError, Carp::longmess "sync job";#d#
347	# (but this is cancel-safe)	485
348	my $freeze_guard = freeze_mainloop;	486	my $freeze_guard = freeze_mainloop;
349		487
350	my $busy = 1;	488	my $busy = 1;
351	my @res;	489	my @res;
352		490
353	(async {	491	(async {
		492	$Coro::current->desc ("sync job coro");
354	@res = eval { $job->() };	493	@res = eval { $job->() };
355	warn $@ if $@;	494	warn $@ if $@;
356	undef $busy;	495	undef $busy;
357	})->prio (Coro::PRIO_MAX);	496	})->prio (Coro::PRIO_MAX);
358		497
359	while ($busy) {	498	while ($busy) {
360	Coro::cede or Event::one_event;	499	if (Coro::nready) {
		500	Coro::cede_notself;
		501	} else {
		502	EV::loop EV::LOOP_ONESHOT;
361	}	503	}
		504	}
362		505
363	$time = Event::time - $time;	506	my $time = EV::time - $time;
364		507
365	LOG llevError | logBacktrace, Carp::longmess "long sync job"
366	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
367
368	$tick_start += $time; # do not account sync jobs to server load	508	$TICK_START += $time; # do not account sync jobs to server load
369		509
370	wantarray ? @res : $res[0]	510	wantarray ? @res : $res[0]
371	} else {	511	} else {
372	# we are in another coroutine, how wonderful, everything just works	512	# we are in another coroutine, how wonderful, everything just works
373		513
…		…
398	=item fork_call { }, $args	538	=item fork_call { }, $args
399		539
400	Executes the given code block with the given arguments in a seperate	540	Executes the given code block with the given arguments in a seperate
401	process, returning the results. Everything must be serialisable with	541	process, returning the results. Everything must be serialisable with
402	Coro::Storable. May, of course, block. Note that the executed sub may	542	Coro::Storable. May, of course, block. Note that the executed sub may
403	never block itself or use any form of Event handling.	543	never block itself or use any form of event handling.
404		544
405	=cut	545	=cut
406		546
407	sub fork_call(&@) {	547	sub fork_call(&@) {
408	my ($cb, @args) = @_;	548	my ($cb, @args) = @_;
409		549
410	# socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC	550	# we seemingly have to make a local copy of the whole thing,
411	# or die "socketpair: $!";	551	# otherwise perl prematurely frees the stuff :/
412	pipe my $fh1, my $fh2	552	# TODO: investigate and fix (likely this will be rather laborious)
413	or die "pipe: $!";
414		553
415	if (my $pid = fork) {	554	my @res = Coro::Util::fork_eval {
416	close $fh2;
417
418	my $res = (Coro::Handle::unblock $fh1)->readline (undef);
419	$res = Coro::Storable::thaw $res;
420
421	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave
422
423	die $$res unless "ARRAY" eq ref $res;
424
425	return wantarray ? @$res : $res->[-1];
426	} else {
427	reset_signals;	555	reset_signals;
428	local $SIG{__WARN__};	556	&$cb
429	local $SIG{__DIE__};	557	}, @args;
430	eval {
431	close $fh1;
432		558
433	my @res = eval { $cb->(@args) };	559	wantarray ? @res : $res[-1]
434	syswrite $fh2, Coro::Storable::freeze +($@ ? \"$@" : \@res);	560	}
435	};
436		561
437	warn $@ if $@;	562	=item $coin = coin_from_name $name
438	_exit 0;	563
439	}	564	=cut
		565
		566	our %coin_alias = (
		567	"silver" => "silvercoin",
		568	"silvercoin" => "silvercoin",
		569	"silvercoins" => "silvercoin",
		570	"gold" => "goldcoin",
		571	"goldcoin" => "goldcoin",
		572	"goldcoins" => "goldcoin",
		573	"platinum" => "platinacoin",
		574	"platinumcoin" => "platinacoin",
		575	"platinumcoins" => "platinacoin",
		576	"platina" => "platinacoin",
		577	"platinacoin" => "platinacoin",
		578	"platinacoins" => "platinacoin",
		579	"royalty" => "royalty",
		580	"royalties" => "royalty",
		581	);
		582
		583	sub coin_from_name($) {
		584	$coin_alias{$_[0]}
		585	? cf::arch::find $coin_alias{$_[0]}
		586	: undef
440	}	587	}
441		588
442	=item $value = cf::db_get $family => $key	589	=item $value = cf::db_get $family => $key
443		590
444	Returns a single value from the environment database.	591	Returns a single value from the environment database.
…		…
446	=item cf::db_put $family => $key => $value	593	=item cf::db_put $family => $key => $value
447		594
448	Stores the given C<$value> in the family. It can currently store binary	595	Stores the given C<$value> in the family. It can currently store binary
449	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	596	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
450		597
		598	=item $db = cf::db_table "name"
		599
		600	Create and/or open a new database table. The string must not be "db" and must be unique
		601	within each server.
		602
451	=cut	603	=cut
		604
		605	sub db_table($) {
		606	my ($name) = @_;
		607	my $db = BDB::db_create $DB_ENV;
		608
		609	eval {
		610	$db->set_flags (BDB::CHKSUM);
		611
		612	utf8::encode $name;
		613	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		614	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		615	cf::cleanup "db_open(db): $!" if $!;
		616	};
		617	cf::cleanup "db_open(db): $@" if $@;
		618
		619	$db
		620	}
452		621
453	our $DB;	622	our $DB;
454		623
455	sub db_init {	624	sub db_init {
456	unless ($DB) {
457	$DB = BDB::db_create $DB_ENV;
458
459	cf::sync_job {	625	cf::sync_job {
460	eval {	626	$DB ||= db_table "db";
461	$DB->set_flags (BDB::CHKSUM);
462
463	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
464	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
465	cf::cleanup "db_open(db): $!" if $!;
466	};
467	cf::cleanup "db_open(db): $@" if $@;
468	};
469	}	627	};
470	}	628	}
471		629
472	sub db_get($$) {	630	sub db_get($$) {
473	my $key = "$_[0]/$_[1]";	631	my $key = "$_[0]/$_[1]";
474		632
…		…
524	if (1) {	682	if (1) {
525	$md5 =	683	$md5 =
526	join "\x00",	684	join "\x00",
527	$processversion,	685	$processversion,
528	map {	686	map {
529	Coro::cede;	687	cf::cede_to_tick;
530	($src->[$_], Digest::MD5::md5_hex $data[$_])	688	($src->[$_], Digest::MD5::md5_hex $data[$_])
531	} 0.. $#$src;	689	} 0.. $#$src;
532		690
533		691
534	my $dbmd5 = db_get cache => "$id/md5";	692	my $dbmd5 = db_get cache => "$id/md5";
…		…
572		730
573	#############################################################################	731	#############################################################################
574		732
575	=head2 ATTACHABLE OBJECTS	733	=head2 ATTACHABLE OBJECTS
576		734
577	Many objects in crossfire are so-called attachable objects. That means you can	735	Many objects in deliantra are so-called attachable objects. That means you can
578	attach callbacks/event handlers (a collection of which is called an "attachment")	736	attach callbacks/event handlers (a collection of which is called an "attachment")
579	to it. All such attachable objects support the following methods.	737	to it. All such attachable objects support the following methods.
580		738
581	In the following description, CLASS can be any of C<global>, C<object>	739	In the following description, CLASS can be any of C<global>, C<object>
582	C<player>, C<client> or C<map> (i.e. the attachable objects in	740	C<player>, C<client> or C<map> (i.e. the attachable objects in
583	Crossfire TRT).	741	Deliantra).
584		742
585	=over 4	743	=over 4
586		744
587	=item $attachable->attach ($attachment, key => $value...)	745	=item $attachable->attach ($attachment, key => $value...)
588		746
…		…
632	=item cf::CLASS::attachment $name, ...	790	=item cf::CLASS::attachment $name, ...
633		791
634	Register an attachment by C<$name> through which attachable objects of the	792	Register an attachment by C<$name> through which attachable objects of the
635	given CLASS can refer to this attachment.	793	given CLASS can refer to this attachment.
636		794
637	Some classes such as crossfire maps and objects can specify attachments	795	Some classes such as deliantra maps and objects can specify attachments
638	that are attached at load/instantiate time, thus the need for a name.	796	that are attached at load/instantiate time, thus the need for a name.
639		797
640	These calls expect any number of the following handler/hook descriptions:	798	These calls expect any number of the following handler/hook descriptions:
641		799
642	=over 4	800	=over 4
…		…
840	";	998	";
841	die if $@;	999	die if $@;
842	}	1000	}
843		1001
844	our $override;	1002	our $override;
845	our @invoke_results = (); # referenced from .xs code. TODO: play tricks with reify and mortals?	1003	our @INVOKE_RESULTS = (); # referenced from .xs code. TODO: play tricks with reify and mortals?
846		1004
847	sub override {	1005	sub override {
848	$override = 1;	1006	$override = 1;
849	@invoke_results = ();	1007	@INVOKE_RESULTS = (@_);
850	}	1008	}
851		1009
852	sub do_invoke {	1010	sub do_invoke {
853	my $event = shift;	1011	my $event = shift;
854	my $callbacks = shift;	1012	my $callbacks = shift;
855		1013
856	@invoke_results = ();	1014	@INVOKE_RESULTS = ();
857		1015
858	local $override;	1016	local $override;
859		1017
860	for (@$callbacks) {	1018	for (@$callbacks) {
861	eval { &{$_->[1]} };	1019	eval { &{$_->[1]} };
…		…
870	}	1028	}
871		1029
872	0	1030	0
873	}	1031	}
874		1032
875	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1033	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
876		1034
877	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1035	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
878		1036
879	Generate an object-specific event with the given arguments.	1037	Generate an object-specific event with the given arguments.
880		1038
881	This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be	1039	This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be
882	removed in future versions), and there is no public API to access override	1040	removed in future versions), and there is no public API to access override
883	results (if you must, access C<@cf::invoke_results> directly).	1041	results (if you must, access C<@cf::INVOKE_RESULTS> directly).
884		1042
885	=back	1043	=back
886		1044
887	=cut	1045	=cut
888		1046
889	#############################################################################	1047	#############################################################################
890	# object support	1048	# object support
		1049
		1050	sub _object_equal($$);
		1051	sub _object_equal($$) {
		1052	my ($a, $b) = @_;
		1053
		1054	return 0 unless (ref $a) eq (ref $b);
		1055
		1056	if ("HASH" eq ref $a) {
		1057	my @ka = keys %$a;
		1058	my @kb = keys %$b;
		1059
		1060	return 0 if @ka != @kb;
		1061
		1062	for (0 .. $#ka) {
		1063	return 0 unless $ka[$_] eq $kb[$_];
		1064	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1065	}
		1066
		1067	} elsif ("ARRAY" eq ref $a) {
		1068
		1069	return 0 if @$a != @$b;
		1070
		1071	for (0 .. $#$a) {
		1072	return 0 unless _object_equal $a->[$_], $b->[$_];
		1073	}
		1074
		1075	} elsif ($a ne $b) {
		1076	return 0;
		1077	}
		1078
		1079	1
		1080	}
		1081
		1082	our $SLOW_MERGES;#d#
		1083	sub _can_merge {
		1084	my ($ob1, $ob2) = @_;
		1085
		1086	++$SLOW_MERGES;#d#
		1087
		1088	# we do the slow way here
		1089	return _object_equal $ob1, $ob2
		1090	}
891		1091
892	sub reattach {	1092	sub reattach {
893	# basically do the same as instantiate, without calling instantiate	1093	# basically do the same as instantiate, without calling instantiate
894	my ($obj) = @_;	1094	my ($obj) = @_;
895		1095
		1096	# no longer needed after getting rid of delete_package?
896	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1097	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
897		1098
898	my $registry = $obj->registry;	1099	my $registry = $obj->registry;
899		1100
900	@$registry = ();	1101	@$registry = ();
901		1102
…		…
916	cf::attachable->attach (	1117	cf::attachable->attach (
917	prio => -1000000,	1118	prio => -1000000,
918	on_instantiate => sub {	1119	on_instantiate => sub {
919	my ($obj, $data) = @_;	1120	my ($obj, $data) = @_;
920		1121
921	$data = from_json $data;	1122	$data = decode_json $data;
922		1123
923	for (@$data) {	1124	for (@$data) {
924	my ($name, $args) = @$_;	1125	my ($name, $args) = @$_;
925		1126
926	$obj->attach ($name, %{$args || {} });	1127	$obj->attach ($name, %{$args || {} });
…		…
942	sub object_freezer_save {	1143	sub object_freezer_save {
943	my ($filename, $rdata, $objs) = @_;	1144	my ($filename, $rdata, $objs) = @_;
944		1145
945	sync_job {	1146	sync_job {
946	if (length $$rdata) {	1147	if (length $$rdata) {
		1148	utf8::decode (my $decname = $filename);
947	warn sprintf "saving %s (%d,%d)\n",	1149	warn sprintf "saving %s (%d,%d)\n",
948	$filename, length $$rdata, scalar @$objs;	1150	$decname, length $$rdata, scalar @$objs;
949		1151
950	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1152	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
951	chmod SAVE_MODE, $fh;	1153	aio_chmod $fh, SAVE_MODE;
952	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1154	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
953	aio_fsync $fh if $cf::USE_FSYNC;	1155	aio_fsync $fh if $cf::USE_FSYNC;
954	close $fh;	1156	aio_close $fh;
955		1157
956	if (@$objs) {	1158	if (@$objs) {
957	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1159	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
958	chmod SAVE_MODE, $fh;	1160	aio_chmod $fh, SAVE_MODE;
959	my $data = Storable::nfreeze { version => 1, objs => $objs };	1161	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
960	aio_write $fh, 0, (length $data), $data, 0;	1162	aio_write $fh, 0, (length $data), $data, 0;
961	aio_fsync $fh if $cf::USE_FSYNC;	1163	aio_fsync $fh if $cf::USE_FSYNC;
962	close $fh;	1164	aio_close $fh;
963	aio_rename "$filename.pst~", "$filename.pst";	1165	aio_rename "$filename.pst~", "$filename.pst";
964	}	1166	}
965	} else {	1167	} else {
966	aio_unlink "$filename.pst";	1168	aio_unlink "$filename.pst";
967	}	1169	}
…		…
972	}	1174	}
973	} else {	1175	} else {
974	aio_unlink $filename;	1176	aio_unlink $filename;
975	aio_unlink "$filename.pst";	1177	aio_unlink "$filename.pst";
976	}	1178	}
977	}	1179	};
978	}	1180	}
979		1181
980	sub object_freezer_as_string {	1182	sub object_freezer_as_string {
981	my ($rdata, $objs) = @_;	1183	my ($rdata, $objs) = @_;
982		1184
…		…
994	or return;	1196	or return;
995		1197
996	unless (aio_stat "$filename.pst") {	1198	unless (aio_stat "$filename.pst") {
997	(aio_load "$filename.pst", $av) >= 0	1199	(aio_load "$filename.pst", $av) >= 0
998	or return;	1200	or return;
		1201
999	$av = eval { (Storable::thaw $av)->{objs} };	1202	my $st = eval { Coro::Storable::thaw $av };
		1203	$av = $st->{objs};
1000	}	1204	}
1001		1205
		1206	utf8::decode (my $decname = $filename);
1002	warn sprintf "loading %s (%d)\n",	1207	warn sprintf "loading %s (%d,%d)\n",
1003	$filename, length $data, scalar @{$av || []};	1208	$decname, length $data, scalar @{$av || []};
		1209
1004	return ($data, $av);	1210	($data, $av)
1005	}	1211	}
1006		1212
1007	=head2 COMMAND CALLBACKS	1213	=head2 COMMAND CALLBACKS
1008		1214
1009	=over 4	1215	=over 4
…		…
1029	push @{ $COMMAND{$name} }, [$caller, $cb];	1235	push @{ $COMMAND{$name} }, [$caller, $cb];
1030	}	1236	}
1031		1237
1032	=item cf::register_extcmd $name => \&callback($pl,$packet);	1238	=item cf::register_extcmd $name => \&callback($pl,$packet);
1033		1239
1034	Register a callback fro execution when the client sends an extcmd packet.	1240	Register a callback for execution when the client sends an (synchronous)
		1241	extcmd packet. Ext commands will be processed in the order they are
		1242	received by the server, like other user commands. The first argument is
		1243	the logged-in player. Ext commands can only be processed after a player
		1244	has logged in successfully.
1035		1245
1036	If the callback returns something, it is sent back as if reply was being	1246	If the callback returns something, it is sent back as if reply was being
1037	called.	1247	called.
1038		1248
		1249	=item cf::register_exticmd $name => \&callback($ns,$packet);
		1250
		1251	Register a callback for execution when the client sends an (asynchronous)
		1252	exticmd packet. Exti commands are processed by the server as soon as they
		1253	are received, i.e. out of order w.r.t. other commands. The first argument
		1254	is a client socket. Exti commands can be received anytime, even before
		1255	log-in.
		1256
		1257	If the callback returns something, it is sent back as if reply was being
		1258	called.
		1259
1039	=cut	1260	=cut
1040		1261
1041	sub register_extcmd {	1262	sub register_extcmd {
1042	my ($name, $cb) = @_;	1263	my ($name, $cb) = @_;
1043		1264
1044	$EXTCMD{$name} = $cb;	1265	$EXTCMD{$name} = $cb;
		1266	}
		1267
		1268	sub register_exticmd {
		1269	my ($name, $cb) = @_;
		1270
		1271	$EXTICMD{$name} = $cb;
1045	}	1272	}
1046		1273
1047	cf::player->attach (	1274	cf::player->attach (
1048	on_command => sub {	1275	on_command => sub {
1049	my ($pl, $name, $params) = @_;	1276	my ($pl, $name, $params) = @_;
…		…
1058	cf::override;	1285	cf::override;
1059	},	1286	},
1060	on_extcmd => sub {	1287	on_extcmd => sub {
1061	my ($pl, $buf) = @_;	1288	my ($pl, $buf) = @_;
1062		1289
1063	my $msg = eval { from_json $buf };	1290	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1064		1291
1065	if (ref $msg) {	1292	if (ref $msg) {
		1293	my ($type, $reply, @payload) =
		1294	"ARRAY" eq ref $msg
		1295	? @$msg
		1296	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		1297
		1298	my @reply;
		1299
1066	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1300	if (my $cb = $EXTCMD{$type}) {
1067	if (my %reply = $cb->($pl, $msg)) {	1301	@reply = $cb->($pl, @payload);
1068	$pl->ext_reply ($msg->{msgid}, %reply);
1069	}
1070	}	1302	}
		1303
		1304	$pl->ext_reply ($reply, @reply)
		1305	if $reply;
		1306
1071	} else {	1307	} else {
1072	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1308	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1073	}	1309	}
1074		1310
1075	cf::override;	1311	cf::override;
…		…
1102		1338
1103	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1339	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1104	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1340	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1105		1341
1106	$ext{source} =	1342	$ext{source} =
1107	"package $pkg; use strict; use utf8;\n"	1343	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1108	. "#line 1 \"$path\"\n{\n"	1344	. "#line 1 \"$path\"\n{\n"
1109	. $source	1345	. $source
1110	. "\n};\n1";	1346	. "\n};\n1";
1111		1347
1112	$todo{$base} = \%ext;	1348	$todo{$base} = \%ext;
…		…
1128	my $msg = $@ ? "$v->{path}: $@\n"	1364	my $msg = $@ ? "$v->{path}: $@\n"
1129	: "$v->{base}: extension inactive.\n";	1365	: "$v->{base}: extension inactive.\n";
1130		1366
1131	if (exists $v->{meta}{mandatory}) {	1367	if (exists $v->{meta}{mandatory}) {
1132	warn $msg;	1368	warn $msg;
1133	warn "mandatory extension failed to load, exiting.\n";	1369	cf::cleanup "mandatory extension failed to load, exiting.";
1134	exit 1;
1135	}	1370	}
1136		1371
1137	warn $msg;	1372	warn $msg;
1138	}	1373	}
1139		1374
…		…
1153		1388
1154	=back	1389	=back
1155		1390
1156	=head2 CORE EXTENSIONS	1391	=head2 CORE EXTENSIONS
1157		1392
1158	Functions and methods that extend core crossfire objects.	1393	Functions and methods that extend core deliantra objects.
1159		1394
1160	=cut	1395	=cut
1161		1396
1162	package cf::player;	1397	package cf::player;
1163		1398
1164	use Coro::AIO;	1399	use Coro::AIO;
1165		1400
1166	=head3 cf::player	1401	=head3 cf::player
1167		1402
1168	=over 4	1403	=over 4
		1404
		1405	=item cf::player::num_playing
		1406
		1407	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1408
		1409	=cut
		1410
		1411	sub num_playing {
		1412	scalar grep
		1413	$_->ob->map
		1414	&& !$_->hidden
		1415	&& !$_->ob->flag (cf::FLAG_WIZ),
		1416	cf::player::list
		1417	}
1169		1418
1170	=item cf::player::find $login	1419	=item cf::player::find $login
1171		1420
1172	Returns the given player object, loading it if necessary (might block).	1421	Returns the given player object, loading it if necessary (might block).
1173		1422
…		…
1209	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1458	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1210	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1459	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1211	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1460	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1212	aio_unlink +(playerdir $login) . "/$login.pl";	1461	aio_unlink +(playerdir $login) . "/$login.pl";
1213		1462
1214	my $pl = load_pl path $login	1463	my $f = new_from_file cf::object::thawer path $login
1215	or return;	1464	or return;
		1465
		1466	my $pl = cf::player::load_pl $f
		1467	or return;
		1468
		1469	local $cf::PLAYER_LOADING{$login} = $pl;
		1470	$f->resolve_delayed_derefs;
1216	$cf::PLAYER{$login} = $pl	1471	$cf::PLAYER{$login} = $pl
1217	}	1472	}
1218	}	1473	}
1219	}	1474	}
1220		1475
…		…
1229	return if $pl->{deny_save};	1484	return if $pl->{deny_save};
1230		1485
1231	aio_mkdir playerdir $pl, 0770;	1486	aio_mkdir playerdir $pl, 0770;
1232	$pl->{last_save} = $cf::RUNTIME;	1487	$pl->{last_save} = $cf::RUNTIME;
1233		1488
		1489	cf::get_slot 0.01;
		1490
1234	$pl->save_pl ($path);	1491	$pl->save_pl ($path);
1235	Coro::cede;	1492	cf::cede_to_tick;
1236	}	1493	}
1237		1494
1238	sub new($) {	1495	sub new($) {
1239	my ($login) = @_;	1496	my ($login) = @_;
1240		1497
…		…
1246	$cf::PLAYER{$login} = $self;	1503	$cf::PLAYER{$login} = $self;
1247		1504
1248	$self	1505	$self
1249	}	1506	}
1250		1507
		1508	=item $player->send_msg ($channel, $msg, $color, [extra...])
		1509
		1510	=cut
		1511
		1512	sub send_msg {
		1513	my $ns = shift->ns
		1514	or return;
		1515	$ns->send_msg (@_);
		1516	}
		1517
1251	=item $pl->quit_character	1518	=item $pl->quit_character
1252		1519
1253	Nukes the player without looking back. If logged in, the connection will	1520	Nukes the player without looking back. If logged in, the connection will
1254	be destroyed. May block for a long time.	1521	be destroyed. May block for a long time.
1255		1522
…		…
1259	my ($pl) = @_;	1526	my ($pl) = @_;
1260		1527
1261	my $name = $pl->ob->name;	1528	my $name = $pl->ob->name;
1262		1529
1263	$pl->{deny_save} = 1;	1530	$pl->{deny_save} = 1;
1264	$pl->password ("*"); # this should lock out the player until we nuked the dir	1531	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1265		1532
1266	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1533	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1267	$pl->deactivate;	1534	$pl->deactivate;
		1535	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1536	$pl->ob->check_score;
1268	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1537	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1269	$pl->ns->destroy if $pl->ns;	1538	$pl->ns->destroy if $pl->ns;
1270		1539
1271	my $path = playerdir $pl;	1540	my $path = playerdir $pl;
1272	my $temp = "$path~$cf::RUNTIME~deleting~";	1541	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1308	or return [];	1577	or return [];
1309		1578
1310	my @logins;	1579	my @logins;
1311		1580
1312	for my $login (@$dirs) {	1581	for my $login (@$dirs) {
		1582	my $path = path $login;
		1583
		1584	# a .pst is a dead give-away for a valid player
		1585	# if no pst file found, open and chekc for blocked users
		1586	if (aio_stat "$path.pst") {
1313	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1587	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1314	aio_read $fh, 0, 512, my $buf, 0 or next;	1588	aio_read $fh, 0, 512, my $buf, 0 or next;
1315	$buf !~ /^password -------------$/m or next; # official not-valid tag	1589	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1590	}
1316		1591
1317	utf8::decode $login;	1592	utf8::decode $login;
1318	push @logins, $login;	1593	push @logins, $login;
1319	}	1594	}
1320		1595
…		…
1347	}	1622	}
1348		1623
1349	\@paths	1624	\@paths
1350	}	1625	}
1351		1626
		1627	=item $protocol_xml = $player->expand_cfpod ($cfpod)
		1628
		1629	Expand deliantra pod fragments into protocol xml.
		1630
1352	=item $player->ext_reply ($msgid, %msg)	1631	=item $player->ext_reply ($msgid, @msg)
1353		1632
1354	Sends an ext reply to the player.	1633	Sends an ext reply to the player.
1355		1634
1356	=cut	1635	=cut
1357		1636
1358	sub ext_reply($$%) {	1637	sub ext_reply($$@) {
1359	my ($self, $id, %msg) = @_;	1638	my ($self, $id, @msg) = @_;
1360		1639
1361	$msg{msgid} = $id;	1640	$self->ns->ext_reply ($id, @msg)
1362
1363	$self->send ("ext " . cf::to_json \%msg);
1364	}	1641	}
1365		1642
1366	=item $player->ext_event ($type, %msg)	1643	=item $player->ext_msg ($type, @msg)
1367		1644
1368	Sends an ext event to the client.	1645	Sends an ext event to the client.
1369		1646
1370	=cut	1647	=cut
1371		1648
1372	sub ext_event($$%) {	1649	sub ext_msg($$@) {
1373	my ($self, $type, %msg) = @_;	1650	my ($self, $type, @msg) = @_;
1374		1651
1375	$self->ns->ext_event ($type, %msg);	1652	$self->ns->ext_msg ($type, @msg);
1376	}	1653	}
1377		1654
1378	=head3 cf::region	1655	=head3 cf::region
1379		1656
1380	=over 4	1657	=over 4
…		…
1393	my ($path) = @_;	1670	my ($path) = @_;
1394		1671
1395	my ($match, $specificity);	1672	my ($match, $specificity);
1396		1673
1397	for my $region (list) {	1674	for my $region (list) {
1398	if ($region->match && $path =~ $region->match) {	1675	if ($region->{match} && $path =~ $region->{match}) {
1399	($match, $specificity) = ($region, $region->specificity)	1676	($match, $specificity) = ($region, $region->specificity)
1400	if $region->specificity > $specificity;	1677	if $region->specificity > $specificity;
1401	}	1678	}
1402	}	1679	}
1403		1680
…		…
1424	our $MAX_RESET = 3600;	1701	our $MAX_RESET = 3600;
1425	our $DEFAULT_RESET = 3000;	1702	our $DEFAULT_RESET = 3000;
1426		1703
1427	sub generate_random_map {	1704	sub generate_random_map {
1428	my ($self, $rmp) = @_;	1705	my ($self, $rmp) = @_;
		1706
		1707	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1708
1429	# mit "rum" bekleckern, nicht	1709	# mit "rum" bekleckern, nicht
1430	$self->_create_random_map (	1710	$self->_create_random_map (
1431	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1711	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1432	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1712	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1433	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1713	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1523	$self->init; # pass $1 etc.	1803	$self->init; # pass $1 etc.
1524	return $self;	1804	return $self;
1525	}	1805	}
1526	}	1806	}
1527		1807
1528	Carp::carp "unable to resolve path '$path' (base '$base').";	1808	Carp::cluck "unable to resolve path '$path' (base '$base').";
1529	()	1809	()
1530	}	1810	}
1531		1811
1532	sub init {	1812	sub init {
1533	my ($self) = @_;	1813	my ($self) = @_;
…		…
1555		1835
1556	# the temporary/swap location	1836	# the temporary/swap location
1557	sub save_path {	1837	sub save_path {
1558	my ($self) = @_;	1838	my ($self) = @_;
1559		1839
1560	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1840	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1561	"$TMPDIR/$path.map"	1841	"$TMPDIR/$path.map"
1562	}	1842	}
1563		1843
1564	# the unique path, undef == no special unique path	1844	# the unique path, undef == no special unique path
1565	sub uniq_path {	1845	sub uniq_path {
1566	my ($self) = @_;	1846	my ($self) = @_;
1567		1847
1568	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1848	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1569	"$UNIQUEDIR/$path"	1849	"$UNIQUEDIR/$path"
1570	}	1850	}
1571		1851
1572	# and all this just because we cannot iterate over	1852	# and all this just because we cannot iterate over
1573	# all maps in C++...	1853	# all maps in C++...
…		…
1596		1876
1597	sub load_header_from($) {	1877	sub load_header_from($) {
1598	my ($self, $path) = @_;	1878	my ($self, $path) = @_;
1599		1879
1600	utf8::encode $path;	1880	utf8::encode $path;
1601	#aio_open $path, O_RDONLY, 0	1881	my $f = new_from_file cf::object::thawer $path
1602	# or return;
1603
1604	$self->_load_header ($path)
1605	or return;	1882	or return;
		1883
		1884	$self->_load_header ($f)
		1885	or return;
		1886
		1887	local $MAP_LOADING{$self->{path}} = $self;
		1888	$f->resolve_delayed_derefs;
1606		1889
1607	$self->{load_path} = $path;	1890	$self->{load_path} = $path;
1608		1891
1609	1	1892	1
1610	}	1893	}
…		…
1664	sub find {	1947	sub find {
1665	my ($path, $origin) = @_;	1948	my ($path, $origin) = @_;
1666		1949
1667	$path = normalise $path, $origin && $origin->path;	1950	$path = normalise $path, $origin && $origin->path;
1668		1951
		1952	cf::lock_wait "map_data:$path";#d#remove
1669	cf::lock_wait "map_find:$path";	1953	cf::lock_wait "map_find:$path";
1670		1954
1671	$cf::MAP{$path} || do {	1955	$cf::MAP{$path} || do {
		1956	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1672	my $guard = cf::lock_acquire "map_find:$path";	1957	my $guard2 = cf::lock_acquire "map_find:$path";
		1958
1673	my $map = new_from_path cf::map $path	1959	my $map = new_from_path cf::map $path
1674	or return;	1960	or return;
1675		1961
1676	$map->{last_save} = $cf::RUNTIME;	1962	$map->{last_save} = $cf::RUNTIME;
1677		1963
…		…
1679	or return;	1965	or return;
1680		1966
1681	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	1967	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1682	# doing this can freeze the server in a sync job, obviously	1968	# doing this can freeze the server in a sync job, obviously
1683	#$cf::WAIT_FOR_TICK->wait;	1969	#$cf::WAIT_FOR_TICK->wait;
		1970	undef $guard2;
		1971	undef $guard1;
1684	$map->reset;	1972	$map->reset;
1685	undef $guard;
1686	return find $path;	1973	return find $path;
1687	}	1974	}
1688		1975
1689	$cf::MAP{$path} = $map	1976	$cf::MAP{$path} = $map
1690	}	1977	}
…		…
1699	local $self->{deny_reset} = 1; # loading can take a long time	1986	local $self->{deny_reset} = 1; # loading can take a long time
1700		1987
1701	my $path = $self->{path};	1988	my $path = $self->{path};
1702		1989
1703	{	1990	{
1704	my $guard = cf::lock_acquire "map_load:$path";	1991	my $guard = cf::lock_acquire "map_data:$path";
1705		1992
		1993	return unless $self->valid;
1706	return if $self->in_memory != cf::MAP_SWAPPED;	1994	return unless $self->in_memory == cf::MAP_SWAPPED;
1707		1995
1708	$self->in_memory (cf::MAP_LOADING);	1996	$self->in_memory (cf::MAP_LOADING);
1709		1997
1710	$self->alloc;	1998	$self->alloc;
1711		1999
1712	$self->pre_load;	2000	$self->pre_load;
1713	Coro::cede;	2001	cf::cede_to_tick;
1714		2002
		2003	my $f = new_from_file cf::object::thawer $self->{load_path};
		2004	$f->skip_block;
1715	$self->_load_objects ($self->{load_path}, 1)	2005	$self->_load_objects ($f)
1716	or return;	2006	or return;
1717		2007
1718	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2008	$self->post_load_original
1719	if delete $self->{load_original};	2009	if delete $self->{load_original};
1720		2010
1721	if (my $uniq = $self->uniq_path) {	2011	if (my $uniq = $self->uniq_path) {
1722	utf8::encode $uniq;	2012	utf8::encode $uniq;
1723	if (aio_open $uniq, O_RDONLY, 0) {	2013	unless (aio_stat $uniq) {
		2014	if (my $f = new_from_file cf::object::thawer $uniq) {
1724	$self->clear_unique_items;	2015	$self->clear_unique_items;
1725	$self->_load_objects ($uniq, 0);	2016	$self->_load_objects ($f);
		2017	$f->resolve_delayed_derefs;
		2018	}
1726	}	2019	}
1727	}	2020	}
1728		2021
1729	Coro::cede;	2022	$f->resolve_delayed_derefs;
		2023
		2024	cf::cede_to_tick;
1730	# now do the right thing for maps	2025	# now do the right thing for maps
1731	$self->link_multipart_objects;	2026	$self->link_multipart_objects;
1732	$self->difficulty ($self->estimate_difficulty)	2027	$self->difficulty ($self->estimate_difficulty)
1733	unless $self->difficulty;	2028	unless $self->difficulty;
1734	Coro::cede;	2029	cf::cede_to_tick;
1735		2030
1736	unless ($self->{deny_activate}) {	2031	unless ($self->{deny_activate}) {
1737	$self->decay_objects;	2032	$self->decay_objects;
1738	$self->fix_auto_apply;	2033	$self->fix_auto_apply;
1739	$self->update_buttons;	2034	$self->update_buttons;
1740	Coro::cede;	2035	cf::cede_to_tick;
1741	$self->set_darkness_map;	2036	$self->set_darkness_map;
1742	Coro::cede;	2037	cf::cede_to_tick;
1743	$self->activate;	2038	$self->activate;
1744	}	2039	}
1745		2040
		2041	$self->{last_save} = $cf::RUNTIME;
		2042	$self->last_access ($cf::RUNTIME);
		2043
1746	$self->in_memory (cf::MAP_IN_MEMORY);	2044	$self->in_memory (cf::MAP_ACTIVE);
1747	}	2045	}
1748		2046
1749	$self->post_load;	2047	$self->post_load;
1750	}	2048	}
1751		2049
…		…
1760		2058
1761	$self	2059	$self
1762	}	2060	}
1763		2061
1764	# find and load all maps in the 3x3 area around a map	2062	# find and load all maps in the 3x3 area around a map
1765	sub load_diag {	2063	sub load_neighbours {
1766	my ($map) = @_;	2064	my ($map) = @_;
1767		2065
1768	my @diag; # diagonal neighbours	2066	my @neigh; # diagonal neighbours
1769		2067
1770	for (0 .. 3) {	2068	for (0 .. 3) {
1771	my $neigh = $map->tile_path ($_)	2069	my $neigh = $map->tile_path ($_)
1772	or next;	2070	or next;
1773	$neigh = find $neigh, $map	2071	$neigh = find $neigh, $map
1774	or next;	2072	or next;
1775	$neigh->load;	2073	$neigh->load;
1776		2074
		2075	push @neigh,
1777	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2076	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1778	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2077	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1779	}	2078	}
1780		2079
1781	for (@diag) {	2080	for (grep defined $_->[0], @neigh) {
		2081	my ($path, $origin) = @$_;
1782	my $neigh = find @$_	2082	my $neigh = find $path, $origin
1783	or next;	2083	or next;
1784	$neigh->load;	2084	$neigh->load;
1785	}	2085	}
1786	}	2086	}
1787		2087
…		…
1792	}	2092	}
1793		2093
1794	sub do_load_sync {	2094	sub do_load_sync {
1795	my ($map) = @_;	2095	my ($map) = @_;
1796		2096
		2097	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2098	if $Coro::current == $Coro::main;
		2099
1797	cf::sync_job { $map->load };	2100	cf::sync_job { $map->load };
1798	}	2101	}
1799		2102
1800	our %MAP_PREFETCH;	2103	our %MAP_PREFETCH;
1801	our $MAP_PREFETCHER = undef;	2104	our $MAP_PREFETCHER = undef;
1802		2105
1803	sub find_async {	2106	sub find_async {
1804	my ($path, $origin) = @_;	2107	my ($path, $origin, $load) = @_;
1805		2108
1806	$path = normalise $path, $origin && $origin->{path};	2109	$path = normalise $path, $origin && $origin->{path};
1807		2110
1808	if (my $map = $cf::MAP{$path}) {	2111	if (my $map = $cf::MAP{$path}) {
1809	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2112	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1810	}	2113	}
1811		2114
1812	undef $MAP_PREFETCH{$path};	2115	$MAP_PREFETCH{$path} |= $load;
		2116
1813	$MAP_PREFETCHER ||= cf::async {	2117	$MAP_PREFETCHER ||= cf::async {
		2118	$Coro::current->{desc} = "map prefetcher";
		2119
1814	while (%MAP_PREFETCH) {	2120	while (%MAP_PREFETCH) {
1815	for my $path (keys %MAP_PREFETCH) {	2121	while (my ($k, $v) = each %MAP_PREFETCH) {
1816	my $map = find $path	2122	if (my $map = find $k) {
1817	or next;
1818	$map->load;	2123	$map->load if $v;
		2124	}
1819		2125
1820	delete $MAP_PREFETCH{$path};	2126	delete $MAP_PREFETCH{$k};
1821	}	2127	}
1822	}	2128	}
1823	undef $MAP_PREFETCHER;	2129	undef $MAP_PREFETCHER;
1824	};	2130	};
1825	$MAP_PREFETCHER->prio (6);	2131	$MAP_PREFETCHER->prio (6);
…		…
1828	}	2134	}
1829		2135
1830	sub save {	2136	sub save {
1831	my ($self) = @_;	2137	my ($self) = @_;
1832		2138
1833	my $lock = cf::lock_acquire "map_data:" . $self->path;	2139	my $lock = cf::lock_acquire "map_data:$self->{path}";
1834		2140
1835	$self->{last_save} = $cf::RUNTIME;	2141	$self->{last_save} = $cf::RUNTIME;
1836		2142
1837	return unless $self->dirty;	2143	return unless $self->dirty;
1838		2144
…		…
1844	return if $self->{deny_save};	2150	return if $self->{deny_save};
1845		2151
1846	local $self->{last_access} = $self->last_access;#d#	2152	local $self->{last_access} = $self->last_access;#d#
1847		2153
1848	cf::async {	2154	cf::async {
		2155	$Coro::current->{desc} = "map player save";
1849	$_->contr->save for $self->players;	2156	$_->contr->save for $self->players;
1850	};	2157	};
		2158
		2159	cf::get_slot 0.02;
1851		2160
1852	if ($uniq) {	2161	if ($uniq) {
1853	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2162	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1854	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2163	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1855	} else {	2164	} else {
…		…
1861	my ($self) = @_;	2170	my ($self) = @_;
1862		2171
1863	# save first because save cedes	2172	# save first because save cedes
1864	$self->save;	2173	$self->save;
1865		2174
1866	my $lock = cf::lock_acquire "map_data:" . $self->path;	2175	my $lock = cf::lock_acquire "map_data:$self->{path}";
1867		2176
1868	return if $self->players;	2177	return if $self->players;
1869	return if $self->in_memory != cf::MAP_IN_MEMORY;	2178	return if $self->in_memory != cf::MAP_ACTIVE;
1870	return if $self->{deny_save};	2179	return if $self->{deny_save};
1871		2180
		2181	$self->in_memory (cf::MAP_SWAPPED);
		2182
		2183	$self->deactivate;
		2184	$_->clear_links_to ($self) for values %cf::MAP;
1872	$self->clear;	2185	$self->clear;
1873	$self->in_memory (cf::MAP_SWAPPED);
1874	}	2186	}
1875		2187
1876	sub reset_at {	2188	sub reset_at {
1877	my ($self) = @_;	2189	my ($self) = @_;
1878		2190
…		…
1910	if $uniq;	2222	if $uniq;
1911	}	2223	}
1912		2224
1913	delete $cf::MAP{$self->path};	2225	delete $cf::MAP{$self->path};
1914		2226
		2227	$self->deactivate;
		2228	$_->clear_links_to ($self) for values %cf::MAP;
1915	$self->clear;	2229	$self->clear;
1916
1917	$_->clear_links_to ($self) for values %cf::MAP;
1918		2230
1919	$self->unlink_save;	2231	$self->unlink_save;
1920	$self->destroy;	2232	$self->destroy;
1921	}	2233	}
1922		2234
1923	my $nuke_counter = "aaaa";	2235	my $nuke_counter = "aaaa";
1924		2236
1925	sub nuke {	2237	sub nuke {
1926	my ($self) = @_;	2238	my ($self) = @_;
1927		2239
		2240	{
		2241	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2242
1928	delete $cf::MAP{$self->path};	2243	delete $cf::MAP{$self->path};
1929		2244
1930	$self->unlink_save;	2245	$self->unlink_save;
1931		2246
1932	bless $self, "cf::map";	2247	bless $self, "cf::map";
1933	delete $self->{deny_reset};	2248	delete $self->{deny_reset};
1934	$self->{deny_save} = 1;	2249	$self->{deny_save} = 1;
1935	$self->reset_timeout (1);	2250	$self->reset_timeout (1);
1936	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2251	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
1937		2252
1938	$cf::MAP{$self->path} = $self;	2253	$cf::MAP{$self->path} = $self;
		2254	}
1939		2255
1940	$self->reset; # polite request, might not happen	2256	$self->reset; # polite request, might not happen
1941	}	2257	}
1942		2258
1943	=item $maps = cf::map::tmp_maps	2259	=item $maps = cf::map::tmp_maps
…		…
1985		2301
1986	sub unique_maps() {	2302	sub unique_maps() {
1987	[	2303	[
1988	map {	2304	map {
1989	utf8::decode $_;	2305	utf8::decode $_;
1990	/\.map$/	2306	s/\.map$//; # TODO future compatibility hack
		2307	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2308	? ()
1991	? normalise $_	2309	: normalise $_
1992	: ()
1993	} @{ aio_readdir $UNIQUEDIR or [] }	2310	} @{ aio_readdir $UNIQUEDIR or [] }
1994	]	2311	]
1995	}	2312	}
1996		2313
1997	package cf;
1998
1999	=back	2314	=back
2000		2315
2001	=head3 cf::object	2316	=head3 cf::object
2002		2317
2003	=cut	2318	=cut
…		…
2006		2321
2007	=over 4	2322	=over 4
2008		2323
2009	=item $ob->inv_recursive	2324	=item $ob->inv_recursive
2010		2325
2011	Returns the inventory of the object _and_ their inventories, recursively.	2326	Returns the inventory of the object I<and> their inventories, recursively,
		2327	but I<not> the object itself.
2012		2328
2013	=cut	2329	=cut
2014		2330
2015	sub inv_recursive_;	2331	sub inv_recursive_;
2016	sub inv_recursive_ {	2332	sub inv_recursive_ {
…		…
2019		2335
2020	sub inv_recursive {	2336	sub inv_recursive {
2021	inv_recursive_ inv $_[0]	2337	inv_recursive_ inv $_[0]
2022	}	2338	}
2023		2339
		2340	=item $ref = $ob->ref
		2341
		2342	Creates and returns a persistent reference to an object that can be stored as a string.
		2343
		2344	=item $ob = cf::object::deref ($refstring)
		2345
		2346	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2347	even if the object actually exists. May block.
		2348
		2349	=cut
		2350
		2351	sub deref {
		2352	my ($ref) = @_;
		2353
		2354	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2355	my ($uuid, $name) = ($1, $2);
		2356	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2357	or return;
		2358	$pl->ob->uuid eq $uuid
		2359	or return;
		2360
		2361	$pl->ob
		2362	} else {
		2363	warn "$ref: cannot resolve object reference\n";
		2364	undef
		2365	}
		2366	}
		2367
2024	package cf;	2368	package cf;
2025		2369
2026	=back	2370	=back
2027		2371
2028	=head3 cf::object::player	2372	=head3 cf::object::player
…		…
2034	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2378	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2035	can be C<undef>. Does the right thing when the player is currently in a	2379	can be C<undef>. Does the right thing when the player is currently in a
2036	dialogue with the given NPC character.	2380	dialogue with the given NPC character.
2037		2381
2038	=cut	2382	=cut
		2383
		2384	our $SAY_CHANNEL = {
		2385	id => "say",
		2386	title => "Map",
		2387	reply => "say ",
		2388	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",
		2389	};
		2390
		2391	our $CHAT_CHANNEL = {
		2392	id => "chat",
		2393	title => "Chat",
		2394	reply => "chat ",
		2395	tooltip => "Player chat and shouts, global to the server.",
		2396	};
2039		2397
2040	# rough implementation of a future "reply" method that works	2398	# rough implementation of a future "reply" method that works
2041	# with dialog boxes.	2399	# with dialog boxes.
2042	#TODO: the first argument must go, split into a $npc->reply_to ( method	2400	#TODO: the first argument must go, split into a $npc->reply_to ( method
2043	sub cf::object::player::reply($$$;$) {	2401	sub cf::object::player::reply($$$;$) {
…		…
2050		2408
2051	} else {	2409	} else {
2052	my $pl = $self->contr;	2410	my $pl = $self->contr;
2053		2411
2054	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {	2412	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2055	my $diag = $pl->{npc_dialog};	2413	my $dialog = $pl->{npc_dialog};
2056	$diag->{pl}->ext_reply (	2414	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2057	$diag->{id}, msgtype => "reply", msg => $msg, add_topics => []
2058	);
2059		2415
2060	} else {	2416	} else {
2061	$msg = $npc->name . " says: $msg" if $npc;	2417	$msg = $npc->name . " says: $msg" if $npc;
2062	$self->message ($msg, $flags);	2418	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2063	}	2419	}
2064	}	2420	}
		2421	}
		2422
		2423	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2424
		2425	=cut
		2426
		2427	sub cf::object::send_msg {
		2428	my $pl = shift->contr
		2429	or return;
		2430	$pl->send_msg (@_);
2065	}	2431	}
2066		2432
2067	=item $player_object->may ("access")	2433	=item $player_object->may ("access")
2068		2434
2069	Returns wether the given player is authorized to access resource "access"	2435	Returns wether the given player is authorized to access resource "access"
…		…
2082		2448
2083	=item $player_object->enter_link	2449	=item $player_object->enter_link
2084		2450
2085	Freezes the player and moves him/her to a special map (C<{link}>).	2451	Freezes the player and moves him/her to a special map (C<{link}>).
2086		2452
2087	The player should be reasonably safe there for short amounts of time. You	2453	The player should be reasonably safe there for short amounts of time (e.g.
2088	I<MUST> call C<leave_link> as soon as possible, though.	2454	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2455	though, as the palyer cannot control the character while it is on the link
		2456	map.
2089		2457
2090	Will never block.	2458	Will never block.
2091		2459
2092	=item $player_object->leave_link ($map, $x, $y)	2460	=item $player_object->leave_link ($map, $x, $y)
2093		2461
…		…
2148	# use -1 or undef as default coordinates, not 0, 0	2516	# use -1 or undef as default coordinates, not 0, 0
2149	($x, $y) = ($map->enter_x, $map->enter_y)	2517	($x, $y) = ($map->enter_x, $map->enter_y)
2150	if $x <=0 && $y <= 0;	2518	if $x <=0 && $y <= 0;
2151		2519
2152	$map->load;	2520	$map->load;
2153	$map->load_diag;	2521	$map->load_neighbours;
2154		2522
2155	return unless $self->contr->active;	2523	return unless $self->contr->active;
		2524	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2156	$self->activate_recursive;	2525	$self->activate_recursive;
2157		2526
2158	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2527	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2159	$self->enter_map ($map, $x, $y);	2528	$self->enter_map ($map, $x, $y);
2160	}	2529	}
2161		2530
2162	=item $player_object->goto ($path, $x, $y[, $check->($map)])	2531	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2163		2532
2164	Moves the player to the given map-path and coordinates by first freezing	2533	Moves the player to the given map-path and coordinates by first freezing
2165	her, loading and preparing them map, calling the provided $check callback	2534	her, loading and preparing them map, calling the provided $check callback
2166	that has to return the map if sucecssful, and then unfreezes the player on	2535	that has to return the map if sucecssful, and then unfreezes the player on
2167	the new (success) or old (failed) map position.	2536	the new (success) or old (failed) map position. In either case, $done will
		2537	be called at the end of this process.
		2538
		2539	Note that $check will be called with a potentially non-loaded map, so if
		2540	it needs a loaded map it has to call C<< ->load >>.
2168		2541
2169	=cut	2542	=cut
2170		2543
2171	our $GOTOGEN;	2544	our $GOTOGEN;
2172		2545
2173	sub cf::object::player::goto {	2546	sub cf::object::player::goto {
2174	my ($self, $path, $x, $y, $check) = @_;	2547	my ($self, $path, $x, $y, $check, $done) = @_;
2175		2548
2176	# do generation counting so two concurrent goto's will be executed in-order	2549	# do generation counting so two concurrent goto's will be executed in-order
2177	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2550	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2178		2551
2179	$self->enter_link;	2552	$self->enter_link;
2180		2553
2181	(async {	2554	(async {
		2555	$Coro::current->{desc} = "player::goto $path $x $y";
		2556
		2557	# *tag paths override both path and x|y
		2558	if ($path =~ /^\*(.*)$/) {
		2559	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2560	my $ob = $obs[rand @obs];
		2561
		2562	# see if we actually can go there
		2563	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2564	$ob = $obs[rand @obs];
		2565	} else {
		2566	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2567	}
		2568	# else put us there anyways for now #d#
		2569
		2570	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2571	} else {
		2572	($path, $x, $y) = (undef, undef, undef);
		2573	}
		2574	}
		2575
2182	my $map = eval {	2576	my $map = eval {
2183	my $map = cf::map::find $path;	2577	my $map = defined $path ? cf::map::find $path : undef;
2184		2578
2185	if ($map) {	2579	if ($map) {
2186	$map = $map->customise_for ($self);	2580	$map = $map->customise_for ($self);
2187	$map = $check->($map) if $check && $map;	2581	$map = $check->($map) if $check && $map;
2188	} else {	2582	} else {
2189	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2583	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2190	}	2584	}
2191		2585
2192	$map	2586	$map
2193	};	2587	};
2194		2588
…		…
2199		2593
2200	if ($gen == $self->{_goto_generation}) {	2594	if ($gen == $self->{_goto_generation}) {
2201	delete $self->{_goto_generation};	2595	delete $self->{_goto_generation};
2202	$self->leave_link ($map, $x, $y);	2596	$self->leave_link ($map, $x, $y);
2203	}	2597	}
		2598
		2599	$done->() if $done;
2204	})->prio (1);	2600	})->prio (1);
2205	}	2601	}
2206		2602
2207	=item $player_object->enter_exit ($exit_object)	2603	=item $player_object->enter_exit ($exit_object)
2208		2604
…		…
2228	}	2624	}
2229		2625
2230	sub prepare_random_map {	2626	sub prepare_random_map {
2231	my ($exit) = @_;	2627	my ($exit) = @_;
2232		2628
2233	my $guard = cf::lock_acquire "exit_prepare:$exit";
2234
2235	# all this does is basically replace the /! path by	2629	# all this does is basically replace the /! path by
2236	# a new random map path (?random/...) with a seed	2630	# a new random map path (?random/...) with a seed
2237	# that depends on the exit object	2631	# that depends on the exit object
2238		2632
2239	my $rmp = parse_random_map_params $exit->msg;	2633	my $rmp = parse_random_map_params $exit->msg;
…		…
2241	if ($exit->map) {	2635	if ($exit->map) {
2242	$rmp->{region} = $exit->region->name;	2636	$rmp->{region} = $exit->region->name;
2243	$rmp->{origin_map} = $exit->map->path;	2637	$rmp->{origin_map} = $exit->map->path;
2244	$rmp->{origin_x} = $exit->x;	2638	$rmp->{origin_x} = $exit->x;
2245	$rmp->{origin_y} = $exit->y;	2639	$rmp->{origin_y} = $exit->y;
		2640
		2641	$exit->map->touch;
2246	}	2642	}
2247		2643
2248	$rmp->{random_seed} ||= $exit->random_seed;	2644	$rmp->{random_seed} ||= $exit->random_seed;
2249		2645
2250	my $data = cf::to_json $rmp;	2646	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2251	my $md5 = Digest::MD5::md5_hex $data;	2647	my $md5 = Digest::MD5::md5_hex $data;
2252	my $meta = "$RANDOMDIR/$md5.meta";	2648	my $meta = "$RANDOMDIR/$md5.meta";
2253		2649
2254	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2650	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2255	aio_write $fh, 0, (length $data), $data, 0;	2651	aio_write $fh, 0, (length $data), $data, 0;
2256	undef $fh;	2652	undef $fh;
2257	aio_rename "$meta~", $meta;	2653	aio_rename "$meta~", $meta;
2258		2654
		2655	my $slaying = "?random/$md5";
		2656
		2657	if ($exit->valid) {
2259	$exit->slaying ("?random/$md5");	2658	$exit->slaying ("?random/$md5");
2260	$exit->msg (undef);	2659	$exit->msg (undef);
		2660	}
2261	}	2661	}
2262	}	2662	}
2263		2663
2264	sub cf::object::player::enter_exit {	2664	sub cf::object::player::enter_exit {
2265	my ($self, $exit) = @_;	2665	my ($self, $exit) = @_;
2266		2666
2267	return unless $self->type == cf::PLAYER;	2667	return unless $self->type == cf::PLAYER;
2268		2668
2269	if ($exit->slaying eq "/!") {
2270	#TODO: this should de-fi-ni-te-ly not be a sync-job
2271	# the problem is that $exit might not survive long enough
2272	# so it needs to be done right now, right here
2273	cf::sync_job { prepare_random_map $exit };
2274	}
2275
2276	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2277	my $hp = $exit->stats->hp;
2278	my $sp = $exit->stats->sp;
2279
2280	$self->enter_link;	2669	$self->enter_link;
2281		2670
2282	(async {	2671	(async {
2283	$self->deactivate_recursive; # just to be sure	2672	$Coro::current->{desc} = "enter_exit";
		2673
2284	unless (eval {	2674	unless (eval {
		2675	$self->deactivate_recursive; # just to be sure
		2676
		2677	# random map handling
		2678	{
		2679	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2680
		2681	prepare_random_map $exit
		2682	if $exit->slaying eq "/!";
		2683	}
		2684
		2685	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2686	my $x = $exit->stats->hp;
		2687	my $y = $exit->stats->sp;
		2688
2285	$self->goto ($slaying, $hp, $sp);	2689	$self->goto ($map, $x, $y);
2286		2690
		2691	# if exit is damned, update players death & WoR home-position
		2692	$self->contr->savebed ($map, $x, $y)
		2693	if $exit->flag (cf::FLAG_DAMNED);
		2694
2287	1;	2695	1
2288	}) {	2696	}) {
2289	$self->message ("Something went wrong deep within the crossfire server. "	2697	$self->message ("Something went wrong deep within the deliantra server. "
2290	. "I'll try to bring you back to the map you were before. "	2698	. "I'll try to bring you back to the map you were before. "
2291	. "Please report this to the dungeon master!",	2699	. "Please report this to the dungeon master!",
2292	cf::NDI_UNIQUE | cf::NDI_RED);	2700	cf::NDI_UNIQUE | cf::NDI_RED);
2293		2701
2294	warn "ERROR in enter_exit: $@";	2702	warn "ERROR in enter_exit: $@";
…		…
2313		2721
2314	utf8::encode $text;	2722	utf8::encode $text;
2315	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2723	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
2316	}	2724	}
2317		2725
		2726	=item $client->send_msg ($channel, $msg, $color, [extra...])
		2727
		2728	Send a drawinfo or msg packet to the client, formatting the msg for the
		2729	client if neccessary. C<$type> should be a string identifying the type of
		2730	the message, with C<log> being the default. If C<$color> is negative, suppress
		2731	the message unless the client supports the msg packet.
		2732
		2733	=cut
		2734
		2735	# non-persistent channels (usually the info channel)
		2736	our %CHANNEL = (
		2737	"c/identify" => {
		2738	id => "infobox",
		2739	title => "Identify",
		2740	reply => undef,
		2741	tooltip => "Items recently identified",
		2742	},
		2743	"c/examine" => {
		2744	id => "infobox",
		2745	title => "Examine",
		2746	reply => undef,
		2747	tooltip => "Signs and other items you examined",
		2748	},
		2749	"c/book" => {
		2750	id => "infobox",
		2751	title => "Book",
		2752	reply => undef,
		2753	tooltip => "The contents of a note or book",
		2754	},
		2755	"c/lookat" => {
		2756	id => "infobox",
		2757	title => "Look",
		2758	reply => undef,
		2759	tooltip => "What you saw there",
		2760	},
		2761	"c/who" => {
		2762	id => "infobox",
		2763	title => "Players",
		2764	reply => undef,
		2765	tooltip => "Shows players who are currently online",
		2766	},
		2767	"c/body" => {
		2768	id => "infobox",
		2769	title => "Body Parts",
		2770	reply => undef,
		2771	tooltip => "Shows which body parts you posess and are available",
		2772	},
		2773	"c/uptime" => {
		2774	id => "infobox",
		2775	title => "Uptime",
		2776	reply => undef,
		2777	tooltip => "How long the server has been running since last restart",
		2778	},
		2779	"c/mapinfo" => {
		2780	id => "infobox",
		2781	title => "Map Info",
		2782	reply => undef,
		2783	tooltip => "Information related to the maps",
		2784	},
		2785	"c/party" => {
		2786	id => "party",
		2787	title => "Party",
		2788	reply => "gsay ",
		2789	tooltip => "Messages and chat related to your party",
		2790	},
		2791	);
		2792
		2793	sub cf::client::send_msg {
		2794	my ($self, $channel, $msg, $color, @extra) = @_;
		2795
		2796	$msg = $self->pl->expand_cfpod ($msg)
		2797	unless $color & cf::NDI_VERBATIM;
		2798
		2799	$color &= cf::NDI_CLIENT_MASK; # just in case...
		2800
		2801	# check predefined channels, for the benefit of C
		2802	if ($CHANNEL{$channel}) {
		2803	$channel = $CHANNEL{$channel};
		2804
		2805	$self->ext_msg (channel_info => $channel)
		2806	if $self->can_msg;
		2807
		2808	$channel = $channel->{id};
		2809
		2810	} elsif (ref $channel) {
		2811	# send meta info to client, if not yet sent
		2812	unless (exists $self->{channel}{$channel->{id}}) {
		2813	$self->{channel}{$channel->{id}} = $channel;
		2814	$self->ext_msg (channel_info => $channel)
		2815	if $self->can_msg;
		2816	}
		2817
		2818	$channel = $channel->{id};
		2819	}
		2820
		2821	return unless @extra || length $msg;
		2822
		2823	if ($self->can_msg) {
		2824	# default colour, mask it out
		2825	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
		2826	if $color & cf::NDI_DEF;
		2827
		2828	my $pkt = "msg "
		2829	. $self->{json_coder}->encode (
		2830	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
		2831	);
		2832
		2833	# try lzf for large packets
		2834	$pkt = "lzf " . Compress::LZF::compress $pkt
		2835	if 1024 <= length $pkt and $self->{can_lzf};
		2836
		2837	# split very large packets
		2838	if (8192 < length $pkt and $self->{can_lzf}) {
		2839	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
		2840	$pkt = "frag";
		2841	}
		2842
		2843	$self->send_packet ($pkt);
		2844	} else {
		2845	if ($color >= 0) {
		2846	# replace some tags by gcfclient-compatible ones
		2847	for ($msg) {
		2848	1 while
		2849	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
		2850	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
		2851	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
		2852	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
		2853	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
		2854	}
		2855
		2856	$color &= cf::NDI_COLOR_MASK;
		2857
		2858	utf8::encode $msg;
		2859
		2860	if (0 && $msg =~ /\[/) {
		2861	# COMMAND/INFO
		2862	$self->send_packet ("drawextinfo $color 10 8 $msg")
		2863	} else {
		2864	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
		2865	$self->send_packet ("drawinfo $color $msg")
		2866	}
		2867	}
		2868	}
		2869	}
		2870
2318	=item $client->ext_event ($type, %msg)	2871	=item $client->ext_msg ($type, @msg)
2319		2872
2320	Sends an exti event to the client.	2873	Sends an ext event to the client.
2321		2874
2322	=cut	2875	=cut
2323		2876
2324	sub cf::client::ext_event($$%) {	2877	sub cf::client::ext_msg($$@) {
2325	my ($self, $type, %msg) = @_;	2878	my ($self, $type, @msg) = @_;
2326		2879
		2880	if ($self->extcmd == 2) {
		2881	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		2882	} elsif ($self->extcmd == 1) { # TODO: remove
2327	$msg{msgtype} = "event_$type";	2883	push @msg, msgtype => "event_$type";
2328	$self->send_packet ("ext " . cf::to_json \%msg);	2884	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2885	}
		2886	}
		2887
		2888	=item $client->ext_reply ($msgid, @msg)
		2889
		2890	Sends an ext reply to the client.
		2891
		2892	=cut
		2893
		2894	sub cf::client::ext_reply($$@) {
		2895	my ($self, $id, @msg) = @_;
		2896
		2897	if ($self->extcmd == 2) {
		2898	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		2899	} elsif ($self->extcmd == 1) {
		2900	#TODO: version 1, remove
		2901	unshift @msg, msgtype => "reply", msgid => $id;
		2902	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2903	}
2329	}	2904	}
2330		2905
2331	=item $success = $client->query ($flags, "text", \&cb)	2906	=item $success = $client->query ($flags, "text", \&cb)
2332		2907
2333	Queues a query to the client, calling the given callback with	2908	Queues a query to the client, calling the given callback with
2334	the reply text on a reply. flags can be C<cf::CS_QUERY_YESNO>,	2909	the reply text on a reply. flags can be C<cf::CS_QUERY_YESNO>,
2335	C<cf::CS_QUERY_SINGLECHAR> or C<cf::CS_QUERY_HIDEINPUT> or C<0>.	2910	C<cf::CS_QUERY_SINGLECHAR> or C<cf::CS_QUERY_HIDEINPUT> or C<0>.
2336		2911
2337	Queries can fail, so check the return code. Or don't, as queries will become	2912	Queries can fail, so check the return code. Or don't, as queries will
2338	reliable at some point in the future.	2913	become reliable at some point in the future.
2339		2914
2340	=cut	2915	=cut
2341		2916
2342	sub cf::client::query {	2917	sub cf::client::query {
2343	my ($self, $flags, $text, $cb) = @_;	2918	my ($self, $flags, $text, $cb) = @_;
…		…
2351	utf8::encode $text;	2926	utf8::encode $text;
2352	push @{ $self->{query_queue} }, [(sprintf "query %d %s", $flags, $text), $cb];	2927	push @{ $self->{query_queue} }, [(sprintf "query %d %s", $flags, $text), $cb];
2353		2928
2354	$self->send_packet ($self->{query_queue}[0][0])	2929	$self->send_packet ($self->{query_queue}[0][0])
2355	if @{ $self->{query_queue} } == 1;	2930	if @{ $self->{query_queue} } == 1;
		2931
		2932	1
2356	}	2933	}
2357		2934
2358	cf::client->attach (	2935	cf::client->attach (
		2936	on_connect => sub {
		2937	my ($ns) = @_;
		2938
		2939	$ns->{json_coder} = JSON::XS->new->utf8->max_size (1e6)->convert_blessed;
		2940	},
2359	on_reply => sub {	2941	on_reply => sub {
2360	my ($ns, $msg) = @_;	2942	my ($ns, $msg) = @_;
2361		2943
2362	# this weird shuffling is so that direct followup queries	2944	# this weird shuffling is so that direct followup queries
2363	# get handled first	2945	# get handled first
…		…
2375	} else {	2957	} else {
2376	$ns->state (ST_PLAYING) if $ns->state == ST_CUSTOM;	2958	$ns->state (ST_PLAYING) if $ns->state == ST_CUSTOM;
2377	}	2959	}
2378	}	2960	}
2379	},	2961	},
		2962	on_exticmd => sub {
		2963	my ($ns, $buf) = @_;
		2964
		2965	my $msg = eval { $ns->{json_coder}->decode ($buf) };
		2966
		2967	if (ref $msg) {
		2968	my ($type, $reply, @payload) =
		2969	"ARRAY" eq ref $msg
		2970	? @$msg
		2971	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		2972
		2973	my @reply;
		2974
		2975	if (my $cb = $EXTICMD{$type}) {
		2976	@reply = $cb->($ns, @payload);
		2977	}
		2978
		2979	$ns->ext_reply ($reply, @reply)
		2980	if $reply;
		2981
		2982	} else {
		2983	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
		2984	}
		2985
		2986	cf::override;
		2987	},
2380	);	2988	);
2381		2989
2382	=item $client->async (\&cb)	2990	=item $client->async (\&cb)
2383		2991
2384	Create a new coroutine, running the specified callback. The coroutine will	2992	Create a new coroutine, running the specified callback. The coroutine will
…		…
2425	our $safe = new Safe "safe";	3033	our $safe = new Safe "safe";
2426	our $safe_hole = new Safe::Hole;	3034	our $safe_hole = new Safe::Hole;
2427		3035
2428	$SIG{FPE} = 'IGNORE';	3036	$SIG{FPE} = 'IGNORE';
2429		3037
2430	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3038	$safe->permit_only (Opcode::opset qw(
		3039	:base_core :base_mem :base_orig :base_math
		3040	grepstart grepwhile mapstart mapwhile
		3041	sort time
		3042	));
2431		3043
2432	# here we export the classes and methods available to script code	3044	# here we export the classes and methods available to script code
2433		3045
2434	=pod	3046	=pod
2435		3047
2436	The following functions and methods are available within a safe environment:	3048	The following functions and methods are available within a safe environment:
2437		3049
2438	cf::object contr pay_amount pay_player map	3050	cf::object
		3051	contr pay_amount pay_player map x y force_find force_add destroy
		3052	insert remove name archname title slaying race decrease split
		3053
2439	cf::object::player player	3054	cf::object::player
2440	cf::player peaceful	3055	player
2441	cf::map trigger	3056
		3057	cf::player
		3058	peaceful
		3059
		3060	cf::map
		3061	trigger
2442		3062
2443	=cut	3063	=cut
2444		3064
2445	for (	3065	for (
2446	["cf::object" => qw(contr pay_amount pay_player map)],	3066	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
		3067	insert remove inv nrof name archname title slaying race
		3068	decrease split destroy change_exp)],
2447	["cf::object::player" => qw(player)],	3069	["cf::object::player" => qw(player)],
2448	["cf::player" => qw(peaceful)],	3070	["cf::player" => qw(peaceful)],
2449	["cf::map" => qw(trigger)],	3071	["cf::map" => qw(trigger)],
2450	) {	3072	) {
2451	no strict 'refs';	3073	no strict 'refs';
…		…
2527	# the server's init and main functions	3149	# the server's init and main functions
2528		3150
2529	sub load_facedata($) {	3151	sub load_facedata($) {
2530	my ($path) = @_;	3152	my ($path) = @_;
2531		3153
		3154	# HACK to clear player env face cache, we need some signal framework
		3155	# for this (global event?)
		3156	%ext::player_env::MUSIC_FACE_CACHE = ();
		3157
		3158	my $enc = JSON::XS->new->utf8->canonical->relaxed;
		3159
2532	warn "loading facedata from $path\n";	3160	warn "loading facedata from $path\n";
2533		3161
2534	my $facedata;	3162	my $facedata;
2535	0 < aio_load $path, $facedata	3163	0 < aio_load $path, $facedata
2536	or die "$path: $!";	3164	or die "$path: $!";
…		…
2538	$facedata = Coro::Storable::thaw $facedata;	3166	$facedata = Coro::Storable::thaw $facedata;
2539		3167
2540	$facedata->{version} == 2	3168	$facedata->{version} == 2
2541	or cf::cleanup "$path: version mismatch, cannot proceed.";	3169	or cf::cleanup "$path: version mismatch, cannot proceed.";
2542		3170
		3171	# patch in the exptable
		3172	$facedata->{resource}{"res/exp_table"} = {
		3173	type => FT_RSRC,
		3174	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
		3175	};
		3176	cf::cede_to_tick;
		3177
2543	{	3178	{
2544	my $faces = $facedata->{faceinfo};	3179	my $faces = $facedata->{faceinfo};
2545		3180
2546	while (my ($face, $info) = each %$faces) {	3181	while (my ($face, $info) = each %$faces) {
2547	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3182	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3183
2548	cf::face::set $idx, $info->{visibility}, $info->{magicmap};	3184	cf::face::set_visibility $idx, $info->{visibility};
		3185	cf::face::set_magicmap $idx, $info->{magicmap};
2549	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3186	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2550	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3187	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2551	Coro::cede;	3188
		3189	cf::cede_to_tick;
2552	}	3190	}
2553		3191
2554	while (my ($face, $info) = each %$faces) {	3192	while (my ($face, $info) = each %$faces) {
2555	next unless $info->{smooth};	3193	next unless $info->{smooth};
		3194
2556	my $idx = cf::face::find $face	3195	my $idx = cf::face::find $face
2557	or next;	3196	or next;
		3197
2558	if (my $smooth = cf::face::find $info->{smooth}) {	3198	if (my $smooth = cf::face::find $info->{smooth}) {
		3199	cf::face::set_smooth $idx, $smooth;
2559	cf::face::set_smooth $idx, $smooth, $info->{smoothlevel};	3200	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2560	} else {	3201	} else {
2561	warn "smooth face '$info->{smooth}' not found for face '$face'";	3202	warn "smooth face '$info->{smooth}' not found for face '$face'";
2562	}	3203	}
2563	Coro::cede;	3204
		3205	cf::cede_to_tick;
2564	}	3206	}
2565	}	3207	}
2566		3208
2567	{	3209	{
2568	my $anims = $facedata->{animinfo};	3210	my $anims = $facedata->{animinfo};
2569		3211
2570	while (my ($anim, $info) = each %$anims) {	3212	while (my ($anim, $info) = each %$anims) {
2571	cf::anim::set $anim, $info->{frames}, $info->{facings};	3213	cf::anim::set $anim, $info->{frames}, $info->{facings};
2572	Coro::cede;	3214	cf::cede_to_tick;
2573	}	3215	}
2574		3216
2575	cf::anim::invalidate_all; # d'oh	3217	cf::anim::invalidate_all; # d'oh
2576	}	3218	}
2577		3219
		3220	{
		3221	# TODO: for gcfclient pleasure, we should give resources
		3222	# that gcfclient doesn't grok a >10000 face index.
		3223	my $res = $facedata->{resource};
		3224
		3225	while (my ($name, $info) = each %$res) {
		3226	if (defined $info->{type}) {
		3227	my $idx = (cf::face::find $name) || cf::face::alloc $name;
		3228	my $data;
		3229
		3230	if ($info->{type} & 1) {
		3231	# prepend meta info
		3232
		3233	my $meta = $enc->encode ({
		3234	name => $name,
		3235	%{ $info->{meta} || {} },
		3236	});
		3237
		3238	$data = pack "(w/a*)*", $meta, $info->{data};
		3239	} else {
		3240	$data = $info->{data};
		3241	}
		3242
		3243	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3244	cf::face::set_type $idx, $info->{type};
		3245	} else {
		3246	$RESOURCE{$name} = $info;
		3247	}
		3248
		3249	cf::cede_to_tick;
		3250	}
		3251	}
		3252
		3253	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3254
2578	1	3255	1
2579	}	3256	}
2580		3257
		3258	cf::global->attach (on_resource_update => sub {
		3259	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3260	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3261
		3262	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3263	my $sound = $soundconf->{compat}[$_]
		3264	or next;
		3265
		3266	my $face = cf::face::find "sound/$sound->[1]";
		3267	cf::sound::set $sound->[0] => $face;
		3268	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3269	}
		3270
		3271	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3272	my $face = cf::face::find "sound/$v";
		3273	cf::sound::set $k => $face;
		3274	}
		3275	}
		3276	});
		3277
		3278	register_exticmd fx_want => sub {
		3279	my ($ns, $want) = @_;
		3280
		3281	while (my ($k, $v) = each %$want) {
		3282	$ns->fx_want ($k, $v);
		3283	}
		3284	};
		3285
		3286	sub load_resource_file($) {
		3287	my $guard = lock_acquire "load_resource_file";
		3288
		3289	my $status = load_resource_file_ $_[0];
		3290	get_slot 0.1, 100;
		3291	cf::arch::commit_load;
		3292
		3293	$status
		3294	}
		3295
2581	sub reload_regions {	3296	sub reload_regions {
		3297	# HACK to clear player env face cache, we need some signal framework
		3298	# for this (global event?)
		3299	%ext::player_env::MUSIC_FACE_CACHE = ();
		3300
2582	load_resource_file "$MAPDIR/regions"	3301	load_resource_file "$MAPDIR/regions"
2583	or die "unable to load regions file\n";	3302	or die "unable to load regions file\n";
		3303
		3304	for (cf::region::list) {
		3305	$_->{match} = qr/$_->{match}/
		3306	if exists $_->{match};
		3307	}
2584	}	3308	}
2585		3309
2586	sub reload_facedata {	3310	sub reload_facedata {
2587	load_facedata "$DATADIR/facedata"	3311	load_facedata "$DATADIR/facedata"
2588	or die "unable to load facedata\n";	3312	or die "unable to load facedata\n";
…		…
2599	}	3323	}
2600		3324
2601	sub reload_resources {	3325	sub reload_resources {
2602	warn "reloading resource files...\n";	3326	warn "reloading resource files...\n";
2603		3327
		3328	reload_facedata;
		3329	reload_archetypes;
2604	reload_regions;	3330	reload_regions;
2605	reload_facedata;
2606	#reload_archetypes;#d#
2607	reload_archetypes;
2608	reload_treasures;	3331	reload_treasures;
2609		3332
2610	warn "finished reloading resource files\n";	3333	warn "finished reloading resource files\n";
2611	}	3334	}
2612		3335
2613	sub init {	3336	sub init {
		3337	my $guard = freeze_mainloop;
		3338
		3339	evthread_start IO::AIO::poll_fileno;
		3340
2614	reload_resources;	3341	reload_resources;
2615	}	3342	}
2616		3343
2617	sub cfg_load {	3344	sub reload_config {
2618	open my $fh, "<:utf8", "$CONFDIR/config"	3345	open my $fh, "<:utf8", "$CONFDIR/config"
2619	or return;	3346	or return;
2620		3347
2621	local $/;	3348	local $/;
2622	*CFG = YAML::Syck::Load <$fh>;	3349	*CFG = YAML::Load <$fh>;
2623		3350
2624	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3351	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
2625		3352
2626	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3353	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2627	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3354	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
2633	};	3360	};
2634	warn $@ if $@;	3361	warn $@ if $@;
2635	}	3362	}
2636	}	3363	}
2637		3364
		3365	sub pidfile() {
		3366	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3367	or die "$PIDFILE: $!";
		3368	flock $fh, &Fcntl::LOCK_EX
		3369	or die "$PIDFILE: flock: $!";
		3370	$fh
		3371	}
		3372
		3373	# make sure only one server instance is running at any one time
		3374	sub atomic {
		3375	my $fh = pidfile;
		3376
		3377	my $pid = <$fh>;
		3378	kill 9, $pid if $pid > 0;
		3379
		3380	seek $fh, 0, 0;
		3381	print $fh $$;
		3382	}
		3383
2638	sub main {	3384	sub main {
		3385	atomic;
		3386
2639	# we must not ever block the main coroutine	3387	# we must not ever block the main coroutine
2640	local $Coro::idle = sub {	3388	local $Coro::idle = sub {
2641	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3389	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2642	(async {	3390	(async {
2643	Event::one_event;	3391	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3392	EV::loop EV::LOOP_ONESHOT;
2644	})->prio (Coro::PRIO_MAX);	3393	})->prio (Coro::PRIO_MAX);
2645	};	3394	};
2646		3395
2647	cfg_load;	3396	{
		3397	my $guard = freeze_mainloop;
		3398	reload_config;
2648	db_init;	3399	db_init;
2649	load_extensions;	3400	load_extensions;
2650		3401
2651	$TICK_WATCHER->start;	3402	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3403	}
		3404
		3405	utime time, time, $RUNTIMEFILE;
		3406
		3407	# no (long-running) fork's whatsoever before this point(!)
		3408	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3409
2652	Event::loop;	3410	EV::loop;
2653	}	3411	}
2654		3412
2655	#############################################################################	3413	#############################################################################
2656	# initialisation and cleanup	3414	# initialisation and cleanup
2657		3415
2658	# install some emergency cleanup handlers	3416	# install some emergency cleanup handlers
2659	BEGIN {	3417	BEGIN {
		3418	our %SIGWATCHER = ();
2660	for my $signal (qw(INT HUP TERM)) {	3419	for my $signal (qw(INT HUP TERM)) {
2661	Event->signal (	3420	$SIGWATCHER{$signal} = EV::signal $signal, sub {
2662	reentrant => 0,
2663	data => WF_AUTOCANCEL,
2664	signal => $signal,
2665	prio => 0,
2666	cb => sub {
2667	cf::cleanup "SIG$signal";	3421	cf::cleanup "SIG$signal";
2668	},
2669	);	3422	};
2670	}	3423	}
2671	}	3424	}
2672		3425
2673	sub write_runtime {	3426	sub write_runtime_sync {
2674	my $runtime = "$LOCALDIR/runtime";
2675
2676	# first touch the runtime file to show we are still running:	3427	# first touch the runtime file to show we are still running:
2677	# the fsync below can take a very very long time.	3428	# the fsync below can take a very very long time.
2678		3429
2679	IO::AIO::aio_utime $runtime, undef, undef;	3430	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
2680		3431
2681	my $guard = cf::lock_acquire "write_runtime";	3432	my $guard = cf::lock_acquire "write_runtime";
2682		3433
2683	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3434	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
2684	or return;	3435	or return;
2685		3436
2686	my $value = $cf::RUNTIME + 90 + 10;	3437	my $value = $cf::RUNTIME + 90 + 10;
2687	# 10 is the runtime save interval, for a monotonic clock	3438	# 10 is the runtime save interval, for a monotonic clock
2688	# 60 allows for the watchdog to kill the server.	3439	# 60 allows for the watchdog to kill the server.
…		…
2698	aio_utime $fh, undef, undef;	3449	aio_utime $fh, undef, undef;
2699		3450
2700	close $fh	3451	close $fh
2701	or return;	3452	or return;
2702		3453
2703	aio_rename "$runtime~", $runtime	3454	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
2704	and return;	3455	and return;
2705		3456
2706	warn "runtime file written.\n";	3457	warn "runtime file written.\n";
2707		3458
2708	1	3459	1
		3460	}
		3461
		3462	our $uuid_lock;
		3463	our $uuid_skip;
		3464
		3465	sub write_uuid_sync($) {
		3466	$uuid_skip ||= $_[0];
		3467
		3468	return if $uuid_lock;
		3469	local $uuid_lock = 1;
		3470
		3471	my $uuid = "$LOCALDIR/uuid";
		3472
		3473	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3474	or return;
		3475
		3476	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;
		3477	$uuid_skip = 0;
		3478
		3479	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3480	and return;
		3481
		3482	# always fsync - this file is important
		3483	aio_fsync $fh
		3484	and return;
		3485
		3486	close $fh
		3487	or return;
		3488
		3489	aio_rename "$uuid~", $uuid
		3490	and return;
		3491
		3492	warn "uuid file written ($value).\n";
		3493
		3494	1
		3495
		3496	}
		3497
		3498	sub write_uuid($$) {
		3499	my ($skip, $sync) = @_;
		3500
		3501	$sync ? write_uuid_sync $skip
		3502	: async { write_uuid_sync $skip };
2709	}	3503	}
2710		3504
2711	sub emergency_save() {	3505	sub emergency_save() {
2712	my $freeze_guard = cf::freeze_mainloop;	3506	my $freeze_guard = cf::freeze_mainloop;
2713		3507
…		…
2719	# and maps saved/destroyed asynchronously.	3513	# and maps saved/destroyed asynchronously.
2720	warn "begin emergency player save\n";	3514	warn "begin emergency player save\n";
2721	for my $login (keys %cf::PLAYER) {	3515	for my $login (keys %cf::PLAYER) {
2722	my $pl = $cf::PLAYER{$login} or next;	3516	my $pl = $cf::PLAYER{$login} or next;
2723	$pl->valid or next;	3517	$pl->valid or next;
		3518	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
2724	$pl->save;	3519	$pl->save;
2725	}	3520	}
2726	warn "end emergency player save\n";	3521	warn "end emergency player save\n";
2727		3522
2728	warn "begin emergency map save\n";	3523	warn "begin emergency map save\n";
…		…
2734	warn "end emergency map save\n";	3529	warn "end emergency map save\n";
2735		3530
2736	warn "begin emergency database checkpoint\n";	3531	warn "begin emergency database checkpoint\n";
2737	BDB::db_env_txn_checkpoint $DB_ENV;	3532	BDB::db_env_txn_checkpoint $DB_ENV;
2738	warn "end emergency database checkpoint\n";	3533	warn "end emergency database checkpoint\n";
		3534
		3535	warn "begin write uuid\n";
		3536	write_uuid_sync 1;
		3537	warn "end write uuid\n";
2739	};	3538	};
2740		3539
2741	warn "leave emergency perl save\n";	3540	warn "leave emergency perl save\n";
2742	}	3541	}
2743		3542
2744	sub post_cleanup {	3543	sub post_cleanup {
2745	my ($make_core) = @_;	3544	my ($make_core) = @_;
2746		3545
2747	warn Carp::longmess "post_cleanup backtrace"	3546	warn Carp::longmess "post_cleanup backtrace"
2748	if $make_core;	3547	if $make_core;
		3548
		3549	my $fh = pidfile;
		3550	unlink $PIDFILE if <$fh> == $$;
2749	}	3551	}
		3552
		3553	# a safer delete_package, copied from Symbol
		3554	sub clear_package($) {
		3555	my $pkg = shift;
		3556
		3557	# expand to full symbol table name if needed
		3558	unless ($pkg =~ /^main::.*::$/) {
		3559	$pkg = "main$pkg" if $pkg =~ /^::/;
		3560	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3561	$pkg .= '::' unless $pkg =~ /::$/;
		3562	}
		3563
		3564	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3565	my $stem_symtab = *{$stem}{HASH};
		3566
		3567	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3568	or return;
		3569
		3570	# clear all symbols
		3571	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3572	for my $name (keys %$leaf_symtab) {
		3573	_gv_clear *{"$pkg$name"};
		3574	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3575	}
		3576	warn "cleared package #$pkg\n";#d#
		3577	}
		3578
		3579	our $RELOAD; # how many times to reload
2750		3580
2751	sub do_reload_perl() {	3581	sub do_reload_perl() {
2752	# can/must only be called in main	3582	# can/must only be called in main
2753	if ($Coro::current != $Coro::main) {	3583	if ($Coro::current != $Coro::main) {
2754	warn "can only reload from main coroutine";	3584	warn "can only reload from main coroutine";
2755	return;	3585	return;
2756	}	3586	}
2757		3587
		3588	return if $RELOAD++;
		3589
		3590	while ($RELOAD) {
2758	warn "reloading...";	3591	warn "reloading...";
2759		3592
2760	warn "entering sync_job";	3593	warn "entering sync_job";
2761		3594
2762	cf::sync_job {	3595	cf::sync_job {
2763	cf::write_runtime; # external watchdog should not bark	3596	cf::write_runtime_sync; # external watchdog should not bark
2764	cf::emergency_save;	3597	cf::emergency_save;
2765	cf::write_runtime; # external watchdog should not bark	3598	cf::write_runtime_sync; # external watchdog should not bark
2766		3599
2767	warn "syncing database to disk";	3600	warn "syncing database to disk";
2768	BDB::db_env_txn_checkpoint $DB_ENV;	3601	BDB::db_env_txn_checkpoint $DB_ENV;
2769		3602
2770	# if anything goes wrong in here, we should simply crash as we already saved	3603	# if anything goes wrong in here, we should simply crash as we already saved
2771		3604
2772	warn "cancelling all WF_AUTOCANCEL watchers";
2773	for (Event::all_watchers) {
2774	$_->cancel if $_->data & WF_AUTOCANCEL;
2775	}
2776
2777	warn "flushing outstanding aio requests";	3605	warn "flushing outstanding aio requests";
2778	for (;;) {
2779	BDB::flush;
2780	IO::AIO::flush;
2781	Coro::cede;
2782	last unless IO::AIO::nreqs || BDB::nreqs;	3606	while (IO::AIO::nreqs || BDB::nreqs) {
2783	warn "iterate...";	3607	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
2784	}
2785
2786	++$RELOAD;
2787
2788	warn "cancelling all extension coros";
2789	$_->cancel for values %EXT_CORO;
2790	%EXT_CORO = ();
2791
2792	warn "removing commands";
2793	%COMMAND = ();
2794
2795	warn "removing ext commands";
2796	%EXTCMD = ();
2797
2798	warn "unloading/nuking all extensions";
2799	for my $pkg (@EXTS) {
2800	warn "... unloading $pkg";
2801
2802	if (my $cb = $pkg->can ("unload")) {
2803	eval {
2804	$cb->($pkg);
2805	1
2806	} or warn "$pkg unloaded, but with errors: $@";
2807	}	3608	}
2808		3609
2809	warn "... nuking $pkg";	3610	warn "cancelling all extension coros";
2810	Symbol::delete_package $pkg;	3611	$_->cancel for values %EXT_CORO;
2811	}	3612	%EXT_CORO = ();
2812		3613
2813	warn "unloading all perl modules loaded from $LIBDIR";	3614	warn "removing commands";
2814	while (my ($k, $v) = each %INC) {	3615	%COMMAND = ();
2815	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
2816		3616
		3617	warn "removing ext/exti commands";
		3618	%EXTCMD = ();
		3619	%EXTICMD = ();
		3620
		3621	warn "unloading/nuking all extensions";
		3622	for my $pkg (@EXTS) {
2817	warn "... unloading $k";	3623	warn "... unloading $pkg";
2818	delete $INC{$k};
2819		3624
2820	$k =~ s/\.pm$//;
2821	$k =~ s/\//::/g;
2822
2823	if (my $cb = $k->can ("unload_module")) {	3625	if (my $cb = $pkg->can ("unload")) {
		3626	eval {
2824	$cb->();	3627	$cb->($pkg);
		3628	1
		3629	} or warn "$pkg unloaded, but with errors: $@";
		3630	}
		3631
		3632	warn "... clearing $pkg";
		3633	clear_package $pkg;
2825	}	3634	}
2826		3635
2827	Symbol::delete_package $k;	3636	warn "unloading all perl modules loaded from $LIBDIR";
		3637	while (my ($k, $v) = each %INC) {
		3638	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3639
		3640	warn "... unloading $k";
		3641	delete $INC{$k};
		3642
		3643	$k =~ s/\.pm$//;
		3644	$k =~ s/\//::/g;
		3645
		3646	if (my $cb = $k->can ("unload_module")) {
		3647	$cb->();
		3648	}
		3649
		3650	clear_package $k;
2828	}	3651	}
2829		3652
2830	warn "getting rid of safe::, as good as possible";	3653	warn "getting rid of safe::, as good as possible";
2831	Symbol::delete_package "safe::$_"	3654	clear_package "safe::$_"
2832	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3655	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
2833		3656
2834	warn "unloading cf.pm \"a bit\"";	3657	warn "unloading cf.pm \"a bit\"";
2835	delete $INC{"cf.pm"};	3658	delete $INC{"cf.pm"};
2836	delete $INC{"cf/pod.pm"};	3659	delete $INC{"cf/pod.pm"};
2837		3660
2838	# don't, removes xs symbols, too,	3661	# don't, removes xs symbols, too,
2839	# and global variables created in xs	3662	# and global variables created in xs
2840	#Symbol::delete_package __PACKAGE__;	3663	#clear_package __PACKAGE__;
2841		3664
2842	warn "unload completed, starting to reload now";	3665	warn "unload completed, starting to reload now";
2843		3666
2844	warn "reloading cf.pm";	3667	warn "reloading cf.pm";
2845	require cf;	3668	require cf;
2846	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3669	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
2847		3670
2848	warn "loading config and database again";	3671	warn "loading config and database again";
2849	cf::cfg_load;	3672	cf::reload_config;
2850		3673
2851	warn "loading extensions";	3674	warn "loading extensions";
2852	cf::load_extensions;	3675	cf::load_extensions;
2853		3676
2854	warn "reattaching attachments to objects/players";	3677	warn "reattaching attachments to objects/players";
2855	_global_reattach; # objects, sockets	3678	_global_reattach; # objects, sockets
2856	warn "reattaching attachments to maps";	3679	warn "reattaching attachments to maps";
2857	reattach $_ for values %MAP;	3680	reattach $_ for values %MAP;
2858	warn "reattaching attachments to players";	3681	warn "reattaching attachments to players";
2859	reattach $_ for values %PLAYER;	3682	reattach $_ for values %PLAYER;
2860		3683
2861	warn "leaving sync_job";	3684	warn "leaving sync_job";
2862		3685
2863	1	3686	1
2864	} or do {	3687	} or do {
2865	warn $@;	3688	warn $@;
2866	warn "error while reloading, exiting.";	3689	cf::cleanup "error while reloading, exiting.";
2867	exit 1;
2868	};	3690	};
2869		3691
2870	warn "reloaded";	3692	warn "reloaded";
		3693	--$RELOAD;
		3694	}
2871	};	3695	};
2872		3696
2873	our $RELOAD_WATCHER; # used only during reload	3697	our $RELOAD_WATCHER; # used only during reload
2874		3698
2875	sub reload_perl() {	3699	sub reload_perl() {
2876	# doing reload synchronously and two reloads happen back-to-back,	3700	# doing reload synchronously and two reloads happen back-to-back,
2877	# coro crashes during coro_state_free->destroy here.	3701	# coro crashes during coro_state_free->destroy here.
2878		3702
2879	$RELOAD_WATCHER ||= Event->timer (	3703	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {
2880	reentrant => 0,
2881	after => 0,
2882	data => WF_AUTOCANCEL,
2883	cb => sub {
2884	do_reload_perl;	3704	do_reload_perl;
2885	undef $RELOAD_WATCHER;	3705	undef $RELOAD_WATCHER;
2886	},
2887	);	3706	};
2888	}	3707	}
2889		3708
2890	register_command "reload" => sub {	3709	register_command "reload" => sub {
2891	my ($who, $arg) = @_;	3710	my ($who, $arg) = @_;
2892		3711
2893	if ($who->flag (FLAG_WIZ)) {	3712	if ($who->flag (FLAG_WIZ)) {
2894	$who->message ("reloading server.");	3713	$who->message ("reloading server.");
		3714	async {
		3715	$Coro::current->{desc} = "perl_reload";
2895	async { reload_perl };	3716	reload_perl;
		3717	};
2896	}	3718	}
2897	};	3719	};
2898		3720
2899	unshift @INC, $LIBDIR;	3721	unshift @INC, $LIBDIR;
2900		3722
…		…
2902		3724
2903	our @WAIT_FOR_TICK;	3725	our @WAIT_FOR_TICK;
2904	our @WAIT_FOR_TICK_BEGIN;	3726	our @WAIT_FOR_TICK_BEGIN;
2905		3727
2906	sub wait_for_tick {	3728	sub wait_for_tick {
2907	return unless $TICK_WATCHER->is_active;
2908	return if $Coro::current == $Coro::main;	3729	return if tick_inhibit || $Coro::current == $Coro::main;
2909		3730
2910	my $signal = new Coro::Signal;	3731	my $signal = new Coro::Signal;
2911	push @WAIT_FOR_TICK, $signal;	3732	push @WAIT_FOR_TICK, $signal;
2912	$signal->wait;	3733	$signal->wait;
2913	}	3734	}
2914		3735
2915	sub wait_for_tick_begin {	3736	sub wait_for_tick_begin {
2916	return unless $TICK_WATCHER->is_active;
2917	return if $Coro::current == $Coro::main;	3737	return if tick_inhibit || $Coro::current == $Coro::main;
2918		3738
2919	my $signal = new Coro::Signal;	3739	my $signal = new Coro::Signal;
2920	push @WAIT_FOR_TICK_BEGIN, $signal;	3740	push @WAIT_FOR_TICK_BEGIN, $signal;
2921	$signal->wait;	3741	$signal->wait;
2922	}	3742	}
2923		3743
2924	my $min = 1e6;#d#	3744	sub tick {
2925	my $avg = 10;
2926	$TICK_WATCHER = Event->timer (
2927	reentrant => 0,
2928	parked => 1,
2929	prio => 0,
2930	at => $NEXT_TICK || $TICK,
2931	data => WF_AUTOCANCEL,
2932	cb => sub {
2933	if ($Coro::current != $Coro::main) {	3745	if ($Coro::current != $Coro::main) {
2934	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3746	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
2935	unless ++$bug_warning > 10;	3747	unless ++$bug_warning > 10;
2936	return;	3748	return;
2937	}	3749	}
2938		3750
2939	$NOW = $tick_start = Event::time;
2940
2941	cf::server_tick; # one server iteration	3751	cf::server_tick; # one server iteration
2942		3752
2943	0 && sync_job {#d#	3753	if ($NOW >= $NEXT_RUNTIME_WRITE) {
2944	for(1..10) {	3754	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
2945	my $t = Event::time;	3755	Coro::async_pool {
2946	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3756	$Coro::current->{desc} = "runtime saver";
2947	or die;	3757	write_runtime_sync
2948		3758	or warn "ERROR: unable to write runtime file: $!";
2949	$map->width (50);
2950	$map->height (50);
2951	$map->alloc;
2952	$map->_load_objects ("/tmp/x.map", 1);
2953	my $t = Event::time - $t;
2954
2955	#next unless $t < 0.0013;#d#
2956	if ($t < $min) {
2957	$min = $t;
2958	}
2959	$avg = $avg * 0.99 + $t * 0.01;
2960	}
2961	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
2962	exit 0;
2963	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
2964	};	3759	};
		3760	}
2965		3761
2966	$RUNTIME += $TICK;
2967	$NEXT_TICK += $TICK;
2968
2969	if ($NOW >= $NEXT_RUNTIME_WRITE) {
2970	$NEXT_RUNTIME_WRITE = $NOW + 10;
2971	Coro::async_pool {
2972	write_runtime
2973	or warn "ERROR: unable to write runtime file: $!";
2974	};
2975	}
2976
2977	# my $AFTER = Event::time;
2978	# warn $AFTER - $NOW;#d#
2979
2980	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3762	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
2981	$sig->send;	3763	$sig->send;
2982	}	3764	}
2983	while (my $sig = shift @WAIT_FOR_TICK) {	3765	while (my $sig = shift @WAIT_FOR_TICK) {
2984	$sig->send;	3766	$sig->send;
2985	}	3767	}
2986		3768
2987	$NOW = Event::time;	3769	$LOAD = ($NOW - $TICK_START) / $TICK;
2988
2989	# if we are delayed by four ticks or more, skip them all
2990	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
2991
2992	$TICK_WATCHER->at ($NEXT_TICK);
2993	$TICK_WATCHER->start;
2994
2995	$LOAD = ($NOW - $tick_start) / $TICK;
2996	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3770	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
2997		3771
2998	_post_tick;	3772	if (0) {
2999		3773	if ($NEXT_TICK) {
3000		3774	my $jitter = $TICK_START - $NEXT_TICK;
		3775	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3776	warn "jitter $JITTER\n";#d#
		3777	}
3001	},	3778	}
3002	);	3779	}
3003		3780
3004	{	3781	{
3005	BDB::max_poll_time $TICK * 0.1;	3782	# configure BDB
3006	$BDB_POLL_WATCHER = Event->io (	3783
3007	reentrant => 0,
3008	fd => BDB::poll_fileno,
3009	poll => 'r',
3010	prio => 0,
3011	data => WF_AUTOCANCEL,
3012	cb => \&BDB::poll_cb,
3013	);
3014	BDB::min_parallel 8;	3784	BDB::min_parallel 8;
3015		3785	BDB::max_poll_reqs $TICK * 0.1;
3016	BDB::set_sync_prepare {	3786	$AnyEvent::BDB::WATCHER->priority (1);
3017	my $status;
3018	my $current = $Coro::current;
3019	(
3020	sub {
3021	$status = $!;
3022	$current->ready; undef $current;
3023	},
3024	sub {
3025	Coro::schedule while defined $current;
3026	$! = $status;
3027	},
3028	)
3029	};
3030		3787
3031	unless ($DB_ENV) {	3788	unless ($DB_ENV) {
3032	$DB_ENV = BDB::db_env_create;	3789	$DB_ENV = BDB::db_env_create;
		3790	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		3791	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3792	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		3793	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3794	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3033		3795
3034	cf::sync_job {	3796	cf::sync_job {
3035	eval {	3797	eval {
3036	BDB::db_env_open	3798	BDB::db_env_open
3037	$DB_ENV,	3799	$DB_ENV,
…		…
3039	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3801	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3040	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3802	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3041	0666;	3803	0666;
3042		3804
3043	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3805	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3044
3045	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3046	$DB_ENV->set_lk_detect;
3047	};	3806	};
3048		3807
3049	cf::cleanup "db_env_open(db): $@" if $@;	3808	cf::cleanup "db_env_open(db): $@" if $@;
3050	};	3809	};
3051	}	3810	}
		3811
		3812	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3813	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3814	};
		3815	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3816	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3817	};
		3818	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		3819	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3820	};
3052	}	3821	}
3053		3822
3054	{	3823	{
		3824	# configure IO::AIO
		3825
3055	IO::AIO::min_parallel 8;	3826	IO::AIO::min_parallel 8;
3056
3057	undef $Coro::AIO::WATCHER;
3058	IO::AIO::max_poll_time $TICK * 0.1;	3827	IO::AIO::max_poll_time $TICK * 0.1;
3059	$AIO_POLL_WATCHER = Event->io (	3828	undef $AnyEvent::AIO::WATCHER;
3060	reentrant => 0,
3061	data => WF_AUTOCANCEL,
3062	fd => IO::AIO::poll_fileno,
3063	poll => 'r',
3064	prio => 6,
3065	cb => \&IO::AIO::poll_cb,
3066	);
3067	}	3829	}
3068		3830
3069	my $_log_backtrace;	3831	my $_log_backtrace;
3070		3832
3071	sub _log_backtrace {	3833	sub _log_backtrace {
…		…
3074	$msg =~ s/\n//;	3836	$msg =~ s/\n//;
3075		3837
3076	# limit the # of concurrent backtraces	3838	# limit the # of concurrent backtraces
3077	if ($_log_backtrace < 2) {	3839	if ($_log_backtrace < 2) {
3078	++$_log_backtrace;	3840	++$_log_backtrace;
		3841	my $perl_bt = Carp::longmess $msg;
3079	async {	3842	async {
		3843	$Coro::current->{desc} = "abt $msg";
		3844
3080	my @bt = fork_call {	3845	my @bt = fork_call {
3081	@addr = map { sprintf "%x", $_ } @addr;	3846	@addr = map { sprintf "%x", $_ } @addr;
3082	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3847	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3083	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3848	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3084	or die "addr2line: $!";	3849	or die "addr2line: $!";
…		…
3092	}	3857	}
3093		3858
3094	@funcs	3859	@funcs
3095	};	3860	};
3096		3861
3097	LOG llevInfo, "[ABT] $msg\n";	3862	LOG llevInfo, "[ABT] $perl_bt\n";
		3863	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3098	LOG llevInfo, "[ABT] $_\n" for @bt;	3864	LOG llevInfo, "[ABT] $_\n" for @bt;
3099	--$_log_backtrace;	3865	--$_log_backtrace;
3100	};	3866	};
3101	} else {	3867	} else {
3102	LOG llevInfo, "[ABT] $msg\n";	3868	LOG llevInfo, "[ABT] $msg\n";

Diff Legend

–	Removed lines
+	Added lines
<	Changed lines
>	Changed lines