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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.334 by root, Mon Aug 20 22:09:04 2007 UTC vs.
Revision 1.457 by root, Wed Oct 1 05:50:19 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 3.64 ();	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;
24	use Coro::Util ();	49	use Coro::Util ();
25		50
26	use JSON::XS 1.4 ();	51	use JSON::XS 2.01 ();
27	use BDB ();	52	use BDB ();
28	use Data::Dumper;	53	use Data::Dumper;
29	use Digest::MD5;	54	use Digest::MD5;
30	use Fcntl;	55	use Fcntl;
31	use YAML::Syck ();	56	use YAML ();
32	use IO::AIO 2.32 ();	57	use IO::AIO ();
33	use Time::HiRes;	58	use Time::HiRes;
34	use Compress::LZF;	59	use Compress::LZF;
35	use Digest::MD5 ();	60	use Digest::MD5 ();
		61
		62	AnyEvent::detect;
36		63
37	# configure various modules to our taste	64	# configure various modules to our taste
38	#	65	#
39	$Storable::canonical = 1; # reduce rsync transfers	66	$Storable::canonical = 1; # reduce rsync transfers
40	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
		68
		69	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		70
		71	# make sure c-lzf reinitialises itself
		72	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
41	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	73	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42
43	$Event::Eval = 1; # no idea why this is required, but it is
44
45	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
46	$YAML::Syck::ImplicitUnicode = 1;
47
48	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
49		74
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	75	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
51		76
52	our %COMMAND = ();	77	our %COMMAND = ();
53	our %COMMAND_TIME = ();	78	our %COMMAND_TIME = ();
…		…
56	our %EXTCMD = ();	81	our %EXTCMD = ();
57	our %EXTICMD = ();	82	our %EXTICMD = ();
58	our %EXT_CORO = (); # coroutines bound to extensions	83	our %EXT_CORO = (); # coroutines bound to extensions
59	our %EXT_MAP = (); # pluggable maps	84	our %EXT_MAP = (); # pluggable maps
60		85
61	our $RELOAD; # number of reloads so far	86	our $RELOAD; # number of reloads so far, non-zero while in reload
62	our @EVENT;	87	our @EVENT;
63		88
64	our $CONFDIR = confdir;	89	our $CONFDIR = confdir;
65	our $DATADIR = datadir;	90	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	91	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	92	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	93	our $MAPDIR = "$DATADIR/" . mapdir;
69	our $LOCALDIR = localdir;	94	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	95	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	96	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	97	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	98	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	99	our $BDBDIR = "$LOCALDIR/db";
		100	our $PIDFILE = "$LOCALDIR/pid";
		101	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		102
		103	our %RESOURCE;
75		104
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	105	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
77	our $TICK_WATCHER;
78	our $AIO_POLL_WATCHER;
79	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	106	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	107	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	108	our $USE_FSYNC = 1; # use fsync to write maps - default off
83		109
		110	our $BDB_DEADLOCK_WATCHER;
		111	our $BDB_CHECKPOINT_WATCHER;
84	our $BDB_POLL_WATCHER;	112	our $BDB_TRICKLE_WATCHER;
85	our $DB_ENV;	113	our $DB_ENV;
86		114
87	our %CFG;	115	our %CFG;
88		116
89	our $UPTIME; $UPTIME ||= time;	117	our $UPTIME; $UPTIME ||= time;
90	our $RUNTIME;	118	our $RUNTIME;
		119	our $NOW;
91		120
92	our %PLAYER; # all users	121	our (%PLAYER, %PLAYER_LOADING); # all users
93	our %MAP; # all maps	122	our (%MAP, %MAP_LOADING ); # all maps
94	our $LINK_MAP; # the special {link} map, which is always available	123	our $LINK_MAP; # the special {link} map, which is always available
95		124
96	# used to convert map paths into valid unix filenames by replacing / by ∕	125	# used to convert map paths into valid unix filenames by replacing / by ∕
97	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	126	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
98		127
99	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	128	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
100	our $LOADAVG; # same thing, but with alpha-smoothing	129	our $LOADAVG; # same thing, but with alpha-smoothing
		130	our $JITTER; # average jitter
101	our $tick_start; # for load detecting purposes	131	our $TICK_START; # for load detecting purposes
		132
		133	our @POST_INIT;
		134
		135	our $REATTACH_ON_RELOAD; # ste to true to force object reattach on reload (slow)
102		136
103	binmode STDOUT;	137	binmode STDOUT;
104	binmode STDERR;	138	binmode STDERR;
105		139
106	# read virtual server time, if available	140	# read virtual server time, if available
107	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	141	unless ($RUNTIME || !-e $RUNTIMEFILE) {
108	open my $fh, "<", "$LOCALDIR/runtime"	142	open my $fh, "<", $RUNTIMEFILE
109	or die "unable to read runtime file: $!";	143	or die "unable to read $RUNTIMEFILE file: $!";
110	$RUNTIME = <$fh> + 0.;	144	$RUNTIME = <$fh> + 0.;
111	}	145	}
112		146
113	mkdir $_	147	mkdir $_
114	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	148	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
…		…
159		193
160	The raw value load value from the last tick.	194	The raw value load value from the last tick.
161		195
162	=item %cf::CFG	196	=item %cf::CFG
163		197
164	Configuration for the server, loaded from C</etc/crossfire/config>, or	198	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
165	from wherever your confdir points to.	199	from wherever your confdir points to.
166		200
167	=item cf::wait_for_tick, cf::wait_for_tick_begin	201	=item cf::wait_for_tick, cf::wait_for_tick_begin
168		202
169	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	203	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
…		…
187	$msg .= "\n"	221	$msg .= "\n"
188	unless $msg =~ /\n$/;	222	unless $msg =~ /\n$/;
189		223
190	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	224	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
191		225
192	utf8::encode $msg;
193	LOG llevError, $msg;	226	LOG llevError, $msg;
194	};	227	};
195	}	228	}
		229
		230	$Coro::State::DIEHOOK = sub {
		231	return unless $^S eq 0; # "eq", not "=="
		232
		233	if ($Coro::current == $Coro::main) {#d#
		234	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		235	return;#d#
		236	}#d#
		237
		238	# kill coroutine otherwise
		239	warn Carp::longmess $_[0];
		240	Coro::terminate
		241	};
		242
		243	$SIG{__DIE__} = sub { }; #d#?
196		244
197	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	245	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
198	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	246	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
199	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	247	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
200	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	248	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
207	for my $pkg (qw(	255	for my $pkg (qw(
208	cf::global cf::attachable	256	cf::global cf::attachable
209	cf::object cf::object::player	257	cf::object cf::object::player
210	cf::client cf::player	258	cf::client cf::player
211	cf::arch cf::living	259	cf::arch cf::living
		260	cf::map cf::mapspace
212	cf::map cf::party cf::region	261	cf::party cf::region
213	)) {	262	)) {
214	no strict 'refs';
215	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	263	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
216	}	264	}
217		265
218	$Event::DIED = sub {	266	$EV::DIED = sub {
219	warn "error in event callback: @_";	267	warn "error in event callback: @_";
220	};	268	};
221		269
222	#############################################################################	270	#############################################################################
223		271
…		…
246	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	294	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
247	$d	295	$d
248	} || "[unable to dump $_[0]: '$@']";	296	} || "[unable to dump $_[0]: '$@']";
249	}	297	}
250		298
251	=item $ref = cf::from_json $json	299	=item $ref = cf::decode_json $json
252		300
253	Converts a JSON string into the corresponding perl data structure.	301	Converts a JSON string into the corresponding perl data structure.
254		302
255	=item $json = cf::to_json $ref	303	=item $json = cf::encode_json $ref
256		304
257	Converts a perl data structure into its JSON representation.	305	Converts a perl data structure into its JSON representation.
258		306
259	=cut	307	=cut
260		308
261	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	309	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
262		310
263	sub to_json ($) { $json_coder->encode ($_[0]) }	311	sub encode_json($) { $json_coder->encode ($_[0]) }
264	sub from_json ($) { $json_coder->decode ($_[0]) }	312	sub decode_json($) { $json_coder->decode ($_[0]) }
		313
		314	=item cf::post_init { BLOCK }
		315
		316	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		317	but I<before> the server starts ticking again.
		318
		319	The cdoeblock will have a single boolean argument to indicate whether this
		320	is a reload or not.
		321
		322	=cut
		323
		324	sub post_init(&) {
		325	push @POST_INIT, shift;
		326	}
265		327
266	=item cf::lock_wait $string	328	=item cf::lock_wait $string
267		329
268	Wait until the given lock is available. See cf::lock_acquire.	330	Wait until the given lock is available. See cf::lock_acquire.
269		331
…		…
272	Wait until the given lock is available and then acquires it and returns	334	Wait until the given lock is available and then acquires it and returns
273	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	335	a Coro::guard object. If the guard object gets destroyed (goes out of scope,
274	for example when the coroutine gets canceled), the lock is automatically	336	for example when the coroutine gets canceled), the lock is automatically
275	returned.	337	returned.
276		338
		339	Locks are *not* recursive, locking from the same coro twice results in a
		340	deadlocked coro.
		341
277	Lock names should begin with a unique identifier (for example, cf::map::find	342	Lock names should begin with a unique identifier (for example, cf::map::find
278	uses map_find and cf::map::load uses map_load).	343	uses map_find and cf::map::load uses map_load).
279		344
280	=item $locked = cf::lock_active $string	345	=item $locked = cf::lock_active $string
281		346
282	Return true if the lock is currently active, i.e. somebody has locked it.	347	Return true if the lock is currently active, i.e. somebody has locked it.
283		348
284	=cut	349	=cut
285		350
286	our %LOCK;	351	our %LOCK;
		352	our %LOCKER;#d#
287		353
288	sub lock_wait($) {	354	sub lock_wait($) {
289	my ($key) = @_;	355	my ($key) = @_;
290		356
		357	if ($LOCKER{$key} == $Coro::current) {#d#
		358	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
		359	return;#d#
		360	}#d#
		361
291	# wait for lock, if any	362	# wait for lock, if any
292	while ($LOCK{$key}) {	363	while ($LOCK{$key}) {
		364	#local $Coro::current->{desc} = "$Coro::current->{desc} <waiting for lock $key>";
293	push @{ $LOCK{$key} }, $Coro::current;	365	push @{ $LOCK{$key} }, $Coro::current;
294	Coro::schedule;	366	Coro::schedule;
295	}	367	}
296	}	368	}
297		369
…		…
300		372
301	# wait, to be sure we are not locked	373	# wait, to be sure we are not locked
302	lock_wait $key;	374	lock_wait $key;
303		375
304	$LOCK{$key} = [];	376	$LOCK{$key} = [];
		377	$LOCKER{$key} = $Coro::current;#d#
305		378
306	Coro::guard {	379	Coro::guard {
		380	delete $LOCKER{$key};#d#
307	# wake up all waiters, to be on the safe side	381	# wake up all waiters, to be on the safe side
308	$_->ready for @{ delete $LOCK{$key} };	382	$_->ready for @{ delete $LOCK{$key} };
309	}	383	}
310	}	384	}
311		385
…		…
314		388
315	! ! $LOCK{$key}	389	! ! $LOCK{$key}
316	}	390	}
317		391
318	sub freeze_mainloop {	392	sub freeze_mainloop {
319	return unless $TICK_WATCHER->is_active;	393	tick_inhibit_inc;
320		394
321	my $guard = Coro::guard {	395	Coro::guard \&tick_inhibit_dec;
322	$TICK_WATCHER->start;	396	}
323	};	397
324	$TICK_WATCHER->stop;	398	=item cf::periodic $interval, $cb
325	$guard	399
		400	Like EV::periodic, but randomly selects a starting point so that the actions
		401	get spread over timer.
		402
		403	=cut
		404
		405	sub periodic($$) {
		406	my ($interval, $cb) = @_;
		407
		408	my $start = rand List::Util::min 180, $interval;
		409
		410	EV::periodic $start, $interval, 0, $cb
326	}	411	}
327		412
328	=item cf::get_slot $time[, $priority[, $name]]	413	=item cf::get_slot $time[, $priority[, $name]]
329		414
330	Allocate $time seconds of blocking CPU time at priority C<$priority>:	415	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
341	our @SLOT_QUEUE;	426	our @SLOT_QUEUE;
342	our $SLOT_QUEUE;	427	our $SLOT_QUEUE;
343		428
344	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	429	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
345	$SLOT_QUEUE = Coro::async {	430	$SLOT_QUEUE = Coro::async {
		431	$Coro::current->desc ("timeslot manager");
		432
346	my $signal = new Coro::Signal;	433	my $signal = new Coro::Signal;
347		434
348	while () {	435	while () {
349	next_job:	436	next_job:
350	my $avail = cf::till_tick;	437	my $avail = cf::till_tick;
…		…
358	}	445	}
359	}	446	}
360	}	447	}
361		448
362	if (@SLOT_QUEUE) {	449	if (@SLOT_QUEUE) {
363	# we do not use wait_For_tick() as it returns immediately when tick is inactive	450	# we do not use wait_for_tick() as it returns immediately when tick is inactive
364	push @cf::WAIT_FOR_TICK, $signal;	451	push @cf::WAIT_FOR_TICK, $signal;
365	$signal->wait;	452	$signal->wait;
366	} else {	453	} else {
367	Coro::schedule;	454	Coro::schedule;
368	}	455	}
369	}	456	}
370	};	457	};
371		458
372	sub get_slot($;$$) {	459	sub get_slot($;$$) {
		460	return if tick_inhibit || $Coro::current == $Coro::main;
		461
373	my ($time, $pri, $name) = @_;	462	my ($time, $pri, $name) = @_;
374		463
375	$time = $TICK * .6 if $time > $TICK * .6;	464	$time = $TICK * .6 if $time > $TICK * .6;
376	my $sig = new Coro::Signal;	465	my $sig = new Coro::Signal;
377		466
…		…
391		480
392	BEGIN { *async = \&Coro::async_pool }	481	BEGIN { *async = \&Coro::async_pool }
393		482
394	=item cf::sync_job { BLOCK }	483	=item cf::sync_job { BLOCK }
395		484
396	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	485	The design of Deliantra requires that the main coroutine ($Coro::main)
397	is always able to handle events or runnable, as Crossfire TRT is only	486	is always able to handle events or runnable, as Deliantra is only
398	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	487	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
399	acceptable.	488	acceptable.
400		489
401	If it must be done, put the blocking parts into C<sync_job>. This will run	490	If it must be done, put the blocking parts into C<sync_job>. This will run
402	the given BLOCK in another coroutine while waiting for the result. The	491	the given BLOCK in another coroutine while waiting for the result. The
…		…
407		496
408	sub sync_job(&) {	497	sub sync_job(&) {
409	my ($job) = @_;	498	my ($job) = @_;
410		499
411	if ($Coro::current == $Coro::main) {	500	if ($Coro::current == $Coro::main) {
412	my $time = Event::time;	501	my $time = EV::time;
413		502
414	# this is the main coro, too bad, we have to block	503	# this is the main coro, too bad, we have to block
415	# till the operation succeeds, freezing the server :/	504	# till the operation succeeds, freezing the server :/
416		505
417	# TODO: use suspend/resume instead	506	LOG llevError, Carp::longmess "sync job";#d#
418	# (but this is cancel-safe)	507
419	my $freeze_guard = freeze_mainloop;	508	my $freeze_guard = freeze_mainloop;
420		509
421	my $busy = 1;	510	my $busy = 1;
422	my @res;	511	my @res;
423		512
424	(async {	513	(async {
		514	$Coro::current->desc ("sync job coro");
425	@res = eval { $job->() };	515	@res = eval { $job->() };
426	warn $@ if $@;	516	warn $@ if $@;
427	undef $busy;	517	undef $busy;
428	})->prio (Coro::PRIO_MAX);	518	})->prio (Coro::PRIO_MAX);
429		519
430	while ($busy) {	520	while ($busy) {
431	Coro::cede or Event::one_event;	521	if (Coro::nready) {
		522	Coro::cede_notself;
		523	} else {
		524	EV::loop EV::LOOP_ONESHOT;
432	}	525	}
		526	}
433		527
434	$time = Event::time - $time;	528	my $time = EV::time - $time;
435		529
436	LOG llevError | logBacktrace, Carp::longmess "long sync job"
437	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
438
439	$tick_start += $time; # do not account sync jobs to server load	530	$TICK_START += $time; # do not account sync jobs to server load
440		531
441	wantarray ? @res : $res[0]	532	wantarray ? @res : $res[0]
442	} else {	533	} else {
443	# we are in another coroutine, how wonderful, everything just works	534	# we are in another coroutine, how wonderful, everything just works
444		535
…		…
469	=item fork_call { }, $args	560	=item fork_call { }, $args
470		561
471	Executes the given code block with the given arguments in a seperate	562	Executes the given code block with the given arguments in a seperate
472	process, returning the results. Everything must be serialisable with	563	process, returning the results. Everything must be serialisable with
473	Coro::Storable. May, of course, block. Note that the executed sub may	564	Coro::Storable. May, of course, block. Note that the executed sub may
474	never block itself or use any form of Event handling.	565	never block itself or use any form of event handling.
475		566
476	=cut	567	=cut
477		568
478	sub fork_call(&@) {	569	sub fork_call(&@) {
479	my ($cb, @args) = @_;	570	my ($cb, @args) = @_;
480		571
481	# we seemingly have to make a local copy of the whole thing,	572	# we seemingly have to make a local copy of the whole thing,
482	# otherwise perl prematurely frees the stuff :/	573	# otherwise perl prematurely frees the stuff :/
483	# TODO: investigate and fix (liekly this will be rather laborious)	574	# TODO: investigate and fix (likely this will be rather laborious)
484		575
485	my @res = Coro::Util::fork_eval {	576	my @res = Coro::Util::fork_eval {
486	reset_signals;	577	reset_signals;
487	&$cb	578	&$cb
488	}, @args;	579	}, @args;
489		580
490	wantarray ? @res : $res[-1]	581	wantarray ? @res : $res[-1]
491	}	582	}
492		583
		584	=item $coin = coin_from_name $name
		585
		586	=cut
		587
		588	our %coin_alias = (
		589	"silver" => "silvercoin",
		590	"silvercoin" => "silvercoin",
		591	"silvercoins" => "silvercoin",
		592	"gold" => "goldcoin",
		593	"goldcoin" => "goldcoin",
		594	"goldcoins" => "goldcoin",
		595	"platinum" => "platinacoin",
		596	"platinumcoin" => "platinacoin",
		597	"platinumcoins" => "platinacoin",
		598	"platina" => "platinacoin",
		599	"platinacoin" => "platinacoin",
		600	"platinacoins" => "platinacoin",
		601	"royalty" => "royalty",
		602	"royalties" => "royalty",
		603	);
		604
		605	sub coin_from_name($) {
		606	$coin_alias{$_[0]}
		607	? cf::arch::find $coin_alias{$_[0]}
		608	: undef
		609	}
		610
493	=item $value = cf::db_get $family => $key	611	=item $value = cf::db_get $family => $key
494		612
495	Returns a single value from the environment database.	613	Returns a single value from the environment database.
496		614
497	=item cf::db_put $family => $key => $value	615	=item cf::db_put $family => $key => $value
498		616
499	Stores the given C<$value> in the family. It can currently store binary	617	Stores the given C<$value> in the family. It can currently store binary
500	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	618	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
501		619
		620	=item $db = cf::db_table "name"
		621
		622	Create and/or open a new database table. The string must not be "db" and must be unique
		623	within each server.
		624
502	=cut	625	=cut
		626
		627	sub db_table($) {
		628	my ($name) = @_;
		629	my $db = BDB::db_create $DB_ENV;
		630
		631	eval {
		632	$db->set_flags (BDB::CHKSUM);
		633
		634	utf8::encode $name;
		635	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		636	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		637	cf::cleanup "db_open(db): $!" if $!;
		638	};
		639	cf::cleanup "db_open(db): $@" if $@;
		640
		641	$db
		642	}
503		643
504	our $DB;	644	our $DB;
505		645
506	sub db_init {	646	sub db_init {
507	unless ($DB) {
508	$DB = BDB::db_create $DB_ENV;
509
510	cf::sync_job {	647	cf::sync_job {
511	eval {	648	$DB ||= db_table "db";
512	$DB->set_flags (BDB::CHKSUM);
513
514	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
515	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
516	cf::cleanup "db_open(db): $!" if $!;
517	};
518	cf::cleanup "db_open(db): $@" if $@;
519	};
520	}	649	};
521	}	650	}
522		651
523	sub db_get($$) {	652	sub db_get($$) {
524	my $key = "$_[0]/$_[1]";	653	my $key = "$_[0]/$_[1]";
525		654
…		…
575	if (1) {	704	if (1) {
576	$md5 =	705	$md5 =
577	join "\x00",	706	join "\x00",
578	$processversion,	707	$processversion,
579	map {	708	map {
580	Coro::cede;	709	cf::cede_to_tick;
581	($src->[$_], Digest::MD5::md5_hex $data[$_])	710	($src->[$_], Digest::MD5::md5_hex $data[$_])
582	} 0.. $#$src;	711	} 0.. $#$src;
583		712
584		713
585	my $dbmd5 = db_get cache => "$id/md5";	714	my $dbmd5 = db_get cache => "$id/md5";
…		…
623		752
624	#############################################################################	753	#############################################################################
625		754
626	=head2 ATTACHABLE OBJECTS	755	=head2 ATTACHABLE OBJECTS
627		756
628	Many objects in crossfire are so-called attachable objects. That means you can	757	Many objects in deliantra are so-called attachable objects. That means you can
629	attach callbacks/event handlers (a collection of which is called an "attachment")	758	attach callbacks/event handlers (a collection of which is called an "attachment")
630	to it. All such attachable objects support the following methods.	759	to it. All such attachable objects support the following methods.
631		760
632	In the following description, CLASS can be any of C<global>, C<object>	761	In the following description, CLASS can be any of C<global>, C<object>
633	C<player>, C<client> or C<map> (i.e. the attachable objects in	762	C<player>, C<client> or C<map> (i.e. the attachable objects in
634	Crossfire TRT).	763	Deliantra).
635		764
636	=over 4	765	=over 4
637		766
638	=item $attachable->attach ($attachment, key => $value...)	767	=item $attachable->attach ($attachment, key => $value...)
639		768
…		…
683	=item cf::CLASS::attachment $name, ...	812	=item cf::CLASS::attachment $name, ...
684		813
685	Register an attachment by C<$name> through which attachable objects of the	814	Register an attachment by C<$name> through which attachable objects of the
686	given CLASS can refer to this attachment.	815	given CLASS can refer to this attachment.
687		816
688	Some classes such as crossfire maps and objects can specify attachments	817	Some classes such as deliantra maps and objects can specify attachments
689	that are attached at load/instantiate time, thus the need for a name.	818	that are attached at load/instantiate time, thus the need for a name.
690		819
691	These calls expect any number of the following handler/hook descriptions:	820	These calls expect any number of the following handler/hook descriptions:
692		821
693	=over 4	822	=over 4
…		…
921	}	1050	}
922		1051
923	0	1052	0
924	}	1053	}
925		1054
926	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1055	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
927		1056
928	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1057	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
929		1058
930	Generate an object-specific event with the given arguments.	1059	Generate an object-specific event with the given arguments.
931		1060
…		…
937		1066
938	=cut	1067	=cut
939		1068
940	#############################################################################	1069	#############################################################################
941	# object support	1070	# object support
942	#
943		1071
		1072	sub _object_equal($$);
		1073	sub _object_equal($$) {
		1074	my ($a, $b) = @_;
		1075
		1076	return 0 unless (ref $a) eq (ref $b);
		1077
		1078	if ("HASH" eq ref $a) {
		1079	my @ka = keys %$a;
		1080	my @kb = keys %$b;
		1081
		1082	return 0 if @ka != @kb;
		1083
		1084	for (0 .. $#ka) {
		1085	return 0 unless $ka[$_] eq $kb[$_];
		1086	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1087	}
		1088
		1089	} elsif ("ARRAY" eq ref $a) {
		1090
		1091	return 0 if @$a != @$b;
		1092
		1093	for (0 .. $#$a) {
		1094	return 0 unless _object_equal $a->[$_], $b->[$_];
		1095	}
		1096
		1097	} elsif ($a ne $b) {
		1098	return 0;
		1099	}
		1100
		1101	1
		1102	}
		1103
		1104	our $SLOW_MERGES;#d#
944	sub _can_merge {	1105	sub _can_merge {
945	my ($ob1, $ob2) = @_;	1106	my ($ob1, $ob2) = @_;
946		1107
947	local $Storable::canonical = 1;	1108	++$SLOW_MERGES;#d#
948	my $fob1 = Storable::freeze $ob1;
949	my $fob2 = Storable::freeze $ob2;
950		1109
951	$fob1 eq $fob2	1110	# we do the slow way here
		1111	return _object_equal $ob1, $ob2
952	}	1112	}
953		1113
954	sub reattach {	1114	sub reattach {
955	# basically do the same as instantiate, without calling instantiate	1115	# basically do the same as instantiate, without calling instantiate
956	my ($obj) = @_;	1116	my ($obj) = @_;
957		1117
		1118	# no longer needed after getting rid of delete_package?
958	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1119	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
959		1120
960	my $registry = $obj->registry;	1121	my $registry = $obj->registry;
961		1122
962	@$registry = ();	1123	@$registry = ();
963		1124
…		…
978	cf::attachable->attach (	1139	cf::attachable->attach (
979	prio => -1000000,	1140	prio => -1000000,
980	on_instantiate => sub {	1141	on_instantiate => sub {
981	my ($obj, $data) = @_;	1142	my ($obj, $data) = @_;
982		1143
983	$data = from_json $data;	1144	$data = decode_json $data;
984		1145
985	for (@$data) {	1146	for (@$data) {
986	my ($name, $args) = @$_;	1147	my ($name, $args) = @$_;
987		1148
988	$obj->attach ($name, %{$args || {} });	1149	$obj->attach ($name, %{$args || {} });
…		…
1004	sub object_freezer_save {	1165	sub object_freezer_save {
1005	my ($filename, $rdata, $objs) = @_;	1166	my ($filename, $rdata, $objs) = @_;
1006		1167
1007	sync_job {	1168	sync_job {
1008	if (length $$rdata) {	1169	if (length $$rdata) {
		1170	utf8::decode (my $decname = $filename);
1009	warn sprintf "saving %s (%d,%d)\n",	1171	warn sprintf "saving %s (%d,%d)\n",
1010	$filename, length $$rdata, scalar @$objs;	1172	$decname, length $$rdata, scalar @$objs;
1011		1173
1012	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1174	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1013	chmod SAVE_MODE, $fh;	1175	aio_chmod $fh, SAVE_MODE;
1014	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1176	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1015	aio_fsync $fh if $cf::USE_FSYNC;	1177	aio_fsync $fh if $cf::USE_FSYNC;
1016	close $fh;	1178	aio_close $fh;
1017		1179
1018	if (@$objs) {	1180	if (@$objs) {
1019	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1181	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1020	chmod SAVE_MODE, $fh;	1182	aio_chmod $fh, SAVE_MODE;
1021	my $data = Storable::nfreeze { version => 1, objs => $objs };	1183	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1022	aio_write $fh, 0, (length $data), $data, 0;	1184	aio_write $fh, 0, (length $data), $data, 0;
1023	aio_fsync $fh if $cf::USE_FSYNC;	1185	aio_fsync $fh if $cf::USE_FSYNC;
1024	close $fh;	1186	aio_close $fh;
1025	aio_rename "$filename.pst~", "$filename.pst";	1187	aio_rename "$filename.pst~", "$filename.pst";
1026	}	1188	}
1027	} else {	1189	} else {
1028	aio_unlink "$filename.pst";	1190	aio_unlink "$filename.pst";
1029	}	1191	}
1030		1192
1031	aio_rename "$filename~", $filename;	1193	aio_rename "$filename~", $filename;
		1194
		1195	$filename =~ s%/[^/]+$%%;
		1196	aio_pathsync $filename if $cf::USE_FSYNC;
1032	} else {	1197	} else {
1033	warn "FATAL: $filename~: $!\n";	1198	warn "FATAL: $filename~: $!\n";
1034	}	1199	}
1035	} else {	1200	} else {
1036	aio_unlink $filename;	1201	aio_unlink $filename;
1037	aio_unlink "$filename.pst";	1202	aio_unlink "$filename.pst";
1038	}	1203	}
1039	}	1204	};
1040	}	1205	}
1041		1206
1042	sub object_freezer_as_string {	1207	sub object_freezer_as_string {
1043	my ($rdata, $objs) = @_;	1208	my ($rdata, $objs) = @_;
1044		1209
…		…
1056	or return;	1221	or return;
1057		1222
1058	unless (aio_stat "$filename.pst") {	1223	unless (aio_stat "$filename.pst") {
1059	(aio_load "$filename.pst", $av) >= 0	1224	(aio_load "$filename.pst", $av) >= 0
1060	or return;	1225	or return;
		1226
1061	$av = eval { (Storable::thaw $av)->{objs} };	1227	my $st = eval { Coro::Storable::thaw $av };
		1228	$av = $st->{objs};
1062	}	1229	}
1063		1230
		1231	utf8::decode (my $decname = $filename);
1064	warn sprintf "loading %s (%d)\n",	1232	warn sprintf "loading %s (%d,%d)\n",
1065	$filename, length $data, scalar @{$av || []};	1233	$decname, length $data, scalar @{$av || []};
		1234
1066	return ($data, $av);	1235	($data, $av)
1067	}	1236	}
1068		1237
1069	=head2 COMMAND CALLBACKS	1238	=head2 COMMAND CALLBACKS
1070		1239
1071	=over 4	1240	=over 4
…		…
1125	my ($name, $cb) = @_;	1294	my ($name, $cb) = @_;
1126		1295
1127	$EXTICMD{$name} = $cb;	1296	$EXTICMD{$name} = $cb;
1128	}	1297	}
1129		1298
		1299	use File::Glob ();
		1300
1130	cf::player->attach (	1301	cf::player->attach (
1131	on_command => sub {	1302	on_command => sub {
1132	my ($pl, $name, $params) = @_;	1303	my ($pl, $name, $params) = @_;
1133		1304
1134	my $cb = $COMMAND{$name}	1305	my $cb = $COMMAND{$name}
…		…
1149	my ($type, $reply, @payload) =	1320	my ($type, $reply, @payload) =
1150	"ARRAY" eq ref $msg	1321	"ARRAY" eq ref $msg
1151	? @$msg	1322	? @$msg
1152	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove	1323	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1153		1324
		1325	my @reply;
		1326
1154	if (my $cb = $EXTCMD{$type}) {	1327	if (my $cb = $EXTCMD{$type}) {
1155	my @reply = $cb->($pl, @payload);	1328	@reply = $cb->($pl, @payload);
1156
1157	$pl->ext_reply ($reply, @reply)
1158	if $reply;
1159	}	1329	}
		1330
		1331	$pl->ext_reply ($reply, @reply)
		1332	if $reply;
		1333
1160	} else {	1334	} else {
1161	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1335	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1162	}	1336	}
1163		1337
1164	cf::override;	1338	cf::override;
1165	},	1339	},
1166	);	1340	);
		1341
		1342	# "readahead" all extensions
		1343	sub cache_extensions {
		1344	my $grp = IO::AIO::aio_group;
		1345
		1346	add $grp IO::AIO::aio_readdir $LIBDIR, sub {
		1347	for (grep /\.ext$/, @{$_[0]}) {
		1348	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1349	}
		1350	};
		1351
		1352	$grp
		1353	}
1167		1354
1168	sub load_extensions {	1355	sub load_extensions {
1169	cf::sync_job {	1356	cf::sync_job {
1170	my %todo;	1357	my %todo;
1171		1358
…		…
1191		1378
1192	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1379	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1193	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1380	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1194		1381
1195	$ext{source} =	1382	$ext{source} =
1196	"package $pkg; use strict; use utf8;\n"	1383	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1197	. "#line 1 \"$path\"\n{\n"	1384	. "#line 1 \"$path\"\n{\n"
1198	. $source	1385	. $source
1199	. "\n};\n1";	1386	. "\n};\n1";
1200		1387
1201	$todo{$base} = \%ext;	1388	$todo{$base} = \%ext;
…		…
1217	my $msg = $@ ? "$v->{path}: $@\n"	1404	my $msg = $@ ? "$v->{path}: $@\n"
1218	: "$v->{base}: extension inactive.\n";	1405	: "$v->{base}: extension inactive.\n";
1219		1406
1220	if (exists $v->{meta}{mandatory}) {	1407	if (exists $v->{meta}{mandatory}) {
1221	warn $msg;	1408	warn $msg;
1222	warn "mandatory extension failed to load, exiting.\n";	1409	cf::cleanup "mandatory extension failed to load, exiting.";
1223	exit 1;
1224	}	1410	}
1225		1411
1226	warn $msg;	1412	warn $msg;
1227	}	1413	}
1228		1414
…		…
1242		1428
1243	=back	1429	=back
1244		1430
1245	=head2 CORE EXTENSIONS	1431	=head2 CORE EXTENSIONS
1246		1432
1247	Functions and methods that extend core crossfire objects.	1433	Functions and methods that extend core deliantra objects.
1248		1434
1249	=cut	1435	=cut
1250		1436
1251	package cf::player;	1437	package cf::player;
1252		1438
1253	use Coro::AIO;	1439	use Coro::AIO;
1254		1440
1255	=head3 cf::player	1441	=head3 cf::player
1256		1442
1257	=over 4	1443	=over 4
		1444
		1445	=item cf::player::num_playing
		1446
		1447	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1448
		1449	=cut
		1450
		1451	sub num_playing {
		1452	scalar grep
		1453	$_->ob->map
		1454	&& !$_->hidden
		1455	&& !$_->ob->flag (cf::FLAG_WIZ),
		1456	cf::player::list
		1457	}
1258		1458
1259	=item cf::player::find $login	1459	=item cf::player::find $login
1260		1460
1261	Returns the given player object, loading it if necessary (might block).	1461	Returns the given player object, loading it if necessary (might block).
1262		1462
…		…
1281		1481
1282	sub exists($) {	1482	sub exists($) {
1283	my ($login) = @_;	1483	my ($login) = @_;
1284		1484
1285	$cf::PLAYER{$login}	1485	$cf::PLAYER{$login}
1286	or cf::sync_job { !aio_stat path $login }	1486	or !aio_stat path $login
1287	}	1487	}
1288		1488
1289	sub find($) {	1489	sub find($) {
1290	return $cf::PLAYER{$_[0]} || do {	1490	return $cf::PLAYER{$_[0]} || do {
1291	my $login = $_[0];	1491	my $login = $_[0];
…		…
1298	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1498	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1299	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1499	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1300	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1500	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1301	aio_unlink +(playerdir $login) . "/$login.pl";	1501	aio_unlink +(playerdir $login) . "/$login.pl";
1302		1502
1303	my $pl = load_pl path $login	1503	my $f = new_from_file cf::object::thawer path $login
1304	or return;	1504	or return;
		1505
		1506	my $pl = cf::player::load_pl $f
		1507	or return;
		1508
		1509	local $cf::PLAYER_LOADING{$login} = $pl;
		1510	$f->resolve_delayed_derefs;
1305	$cf::PLAYER{$login} = $pl	1511	$cf::PLAYER{$login} = $pl
1306	}	1512	}
1307	}	1513	}
1308	}	1514	}
1309		1515
…		…
1318	return if $pl->{deny_save};	1524	return if $pl->{deny_save};
1319		1525
1320	aio_mkdir playerdir $pl, 0770;	1526	aio_mkdir playerdir $pl, 0770;
1321	$pl->{last_save} = $cf::RUNTIME;	1527	$pl->{last_save} = $cf::RUNTIME;
1322		1528
		1529	cf::get_slot 0.01;
		1530
1323	$pl->save_pl ($path);	1531	$pl->save_pl ($path);
1324	Coro::cede;	1532	cf::cede_to_tick;
1325	}	1533	}
1326		1534
1327	sub new($) {	1535	sub new($) {
1328	my ($login) = @_;	1536	my ($login) = @_;
1329		1537
…		…
1358	my ($pl) = @_;	1566	my ($pl) = @_;
1359		1567
1360	my $name = $pl->ob->name;	1568	my $name = $pl->ob->name;
1361		1569
1362	$pl->{deny_save} = 1;	1570	$pl->{deny_save} = 1;
1363	$pl->password ("*"); # this should lock out the player until we nuked the dir	1571	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1364		1572
1365	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1573	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1366	$pl->deactivate;	1574	$pl->deactivate;
		1575	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1576	$pl->ob->check_score;
1367	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1577	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1368	$pl->ns->destroy if $pl->ns;	1578	$pl->ns->destroy if $pl->ns;
1369		1579
1370	my $path = playerdir $pl;	1580	my $path = playerdir $pl;
1371	my $temp = "$path~$cf::RUNTIME~deleting~";	1581	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1407	or return [];	1617	or return [];
1408		1618
1409	my @logins;	1619	my @logins;
1410		1620
1411	for my $login (@$dirs) {	1621	for my $login (@$dirs) {
		1622	my $path = path $login;
		1623
		1624	# a .pst is a dead give-away for a valid player
		1625	# if no pst file found, open and chekc for blocked users
		1626	if (aio_stat "$path.pst") {
1412	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1627	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1413	aio_read $fh, 0, 512, my $buf, 0 or next;	1628	aio_read $fh, 0, 512, my $buf, 0 or next;
1414	$buf !~ /^password -------------$/m or next; # official not-valid tag	1629	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1630	}
1415		1631
1416	utf8::decode $login;	1632	utf8::decode $login;
1417	push @logins, $login;	1633	push @logins, $login;
1418	}	1634	}
1419		1635
…		…
1446	}	1662	}
1447		1663
1448	\@paths	1664	\@paths
1449	}	1665	}
1450		1666
1451	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1667	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1452		1668
1453	Expand crossfire pod fragments into protocol xml.	1669	Expand deliantra pod fragments into protocol xml.
1454
1455	=cut
1456
1457	sub expand_cfpod {
1458	((my $self), (local $_)) = @_;
1459
1460	# escape & and <
1461	s/&/&amp;/g;
1462	s/(?<![BIUGH])</&lt;/g;
1463
1464	# this is buggy, it needs to properly take care of nested <'s
1465
1466	1 while
1467	# replace B<>, I<>, U<> etc.
1468	s/B<([^\>]*)>/<b>$1<\/b>/
1469	|| s/I<([^\>]*)>/<i>$1<\/i>/
1470	|| s/U<([^\>]*)>/<u>$1<\/u>/
1471	# replace G<male|female> tags
1472	|| s{G<([^>|]*)\|([^>]*)>}{
1473	$self->gender ? $2 : $1
1474	}ge
1475	# replace H<hint text>
1476	|| s{H<([^\>]*)>}
1477	{
1478	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1479	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1480	"")
1481	[$self->{hintmode}]
1482	}ge;
1483
1484	# create single paragraphs (very hackish)
1485	s/(?<=\S)\n(?=\w)/ /g;
1486
1487	# compress some whitespace
1488	s/\s+\n/\n/g; # ws line-ends
1489	s/\n\n+/\n/g; # double lines
1490	s/^\n+//; # beginning lines
1491	s/\n+$//; # ending lines
1492
1493	$_
1494	}
1495
1496	sub hintmode {
1497	$_[0]{hintmode} = $_[1] if @_ > 1;
1498	$_[0]{hintmode}
1499	}
1500		1670
1501	=item $player->ext_reply ($msgid, @msg)	1671	=item $player->ext_reply ($msgid, @msg)
1502		1672
1503	Sends an ext reply to the player.	1673	Sends an ext reply to the player.
1504		1674
1505	=cut	1675	=cut
1506		1676
1507	sub ext_reply($$@) {	1677	sub ext_reply($$@) {
1508	my ($self, $id, @msg) = @_;	1678	my ($self, $id, @msg) = @_;
1509		1679
1510	if ($self->ns->extcmd == 2) {	1680	$self->ns->ext_reply ($id, @msg)
1511	$self->send ("ext " . $self->ns->{json_coder}->encode (["reply-$id", @msg]));
1512	} elsif ($self->ns->extcmd == 1) {
1513	#TODO: version 1, remove
1514	unshift @msg, msgtype => "reply", msgid => $id;
1515	$self->send ("ext " . $self->ns->{json_coder}->encode ({@msg}));
1516	}
1517	}	1681	}
1518		1682
1519	=item $player->ext_msg ($type, @msg)	1683	=item $player->ext_msg ($type, @msg)
1520		1684
1521	Sends an ext event to the client.	1685	Sends an ext event to the client.
…		…
1577	our $MAX_RESET = 3600;	1741	our $MAX_RESET = 3600;
1578	our $DEFAULT_RESET = 3000;	1742	our $DEFAULT_RESET = 3000;
1579		1743
1580	sub generate_random_map {	1744	sub generate_random_map {
1581	my ($self, $rmp) = @_;	1745	my ($self, $rmp) = @_;
		1746
		1747	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1748
1582	# mit "rum" bekleckern, nicht	1749	# mit "rum" bekleckern, nicht
1583	$self->_create_random_map (	1750	$self->_create_random_map (
1584	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1751	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1585	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1752	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1586	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1753	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1708		1875
1709	# the temporary/swap location	1876	# the temporary/swap location
1710	sub save_path {	1877	sub save_path {
1711	my ($self) = @_;	1878	my ($self) = @_;
1712		1879
1713	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1880	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1714	"$TMPDIR/$path.map"	1881	"$TMPDIR/$path.map"
1715	}	1882	}
1716		1883
1717	# the unique path, undef == no special unique path	1884	# the unique path, undef == no special unique path
1718	sub uniq_path {	1885	sub uniq_path {
1719	my ($self) = @_;	1886	my ($self) = @_;
1720		1887
1721	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1888	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1722	"$UNIQUEDIR/$path"	1889	"$UNIQUEDIR/$path"
1723	}	1890	}
1724		1891
1725	# and all this just because we cannot iterate over	1892	# and all this just because we cannot iterate over
1726	# all maps in C++...	1893	# all maps in C++...
…		…
1749		1916
1750	sub load_header_from($) {	1917	sub load_header_from($) {
1751	my ($self, $path) = @_;	1918	my ($self, $path) = @_;
1752		1919
1753	utf8::encode $path;	1920	utf8::encode $path;
1754	#aio_open $path, O_RDONLY, 0	1921	my $f = new_from_file cf::object::thawer $path
1755	# or return;
1756
1757	$self->_load_header ($path)
1758	or return;	1922	or return;
		1923
		1924	$self->_load_header ($f)
		1925	or return;
		1926
		1927	local $MAP_LOADING{$self->{path}} = $self;
		1928	$f->resolve_delayed_derefs;
1759		1929
1760	$self->{load_path} = $path;	1930	$self->{load_path} = $path;
1761		1931
1762	1	1932	1
1763	}	1933	}
…		…
1817	sub find {	1987	sub find {
1818	my ($path, $origin) = @_;	1988	my ($path, $origin) = @_;
1819		1989
1820	$path = normalise $path, $origin && $origin->path;	1990	$path = normalise $path, $origin && $origin->path;
1821		1991
		1992	cf::lock_wait "map_data:$path";#d#remove
1822	cf::lock_wait "map_find:$path";	1993	cf::lock_wait "map_find:$path";
1823		1994
1824	$cf::MAP{$path} || do {	1995	$cf::MAP{$path} || do {
		1996	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1825	my $guard = cf::lock_acquire "map_find:$path";	1997	my $guard2 = cf::lock_acquire "map_find:$path";
		1998
1826	my $map = new_from_path cf::map $path	1999	my $map = new_from_path cf::map $path
1827	or return;	2000	or return;
1828		2001
1829	$map->{last_save} = $cf::RUNTIME;	2002	$map->{last_save} = $cf::RUNTIME;
1830		2003
…		…
1832	or return;	2005	or return;
1833		2006
1834	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2007	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1835	# doing this can freeze the server in a sync job, obviously	2008	# doing this can freeze the server in a sync job, obviously
1836	#$cf::WAIT_FOR_TICK->wait;	2009	#$cf::WAIT_FOR_TICK->wait;
		2010	undef $guard2;
		2011	undef $guard1;
1837	$map->reset;	2012	$map->reset;
1838	undef $guard;
1839	return find $path;	2013	return find $path;
1840	}	2014	}
1841		2015
1842	$cf::MAP{$path} = $map	2016	$cf::MAP{$path} = $map
1843	}	2017	}
…		…
1852	local $self->{deny_reset} = 1; # loading can take a long time	2026	local $self->{deny_reset} = 1; # loading can take a long time
1853		2027
1854	my $path = $self->{path};	2028	my $path = $self->{path};
1855		2029
1856	{	2030	{
1857	my $guard = cf::lock_acquire "map_load:$path";	2031	my $guard = cf::lock_acquire "map_data:$path";
1858		2032
		2033	return unless $self->valid;
1859	return if $self->in_memory != cf::MAP_SWAPPED;	2034	return unless $self->in_memory == cf::MAP_SWAPPED;
1860		2035
1861	$self->in_memory (cf::MAP_LOADING);	2036	$self->in_memory (cf::MAP_LOADING);
1862		2037
1863	$self->alloc;	2038	$self->alloc;
1864		2039
1865	$self->pre_load;	2040	$self->pre_load;
1866	Coro::cede;	2041	cf::cede_to_tick;
1867		2042
		2043	my $f = new_from_file cf::object::thawer $self->{load_path};
		2044	$f->skip_block;
1868	$self->_load_objects ($self->{load_path}, 1)	2045	$self->_load_objects ($f)
1869	or return;	2046	or return;
1870		2047
1871	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2048	$self->post_load_original
1872	if delete $self->{load_original};	2049	if delete $self->{load_original};
1873		2050
1874	if (my $uniq = $self->uniq_path) {	2051	if (my $uniq = $self->uniq_path) {
1875	utf8::encode $uniq;	2052	utf8::encode $uniq;
1876	if (aio_open $uniq, O_RDONLY, 0) {	2053	unless (aio_stat $uniq) {
		2054	if (my $f = new_from_file cf::object::thawer $uniq) {
1877	$self->clear_unique_items;	2055	$self->clear_unique_items;
1878	$self->_load_objects ($uniq, 0);	2056	$self->_load_objects ($f);
		2057	$f->resolve_delayed_derefs;
		2058	}
1879	}	2059	}
1880	}	2060	}
1881		2061
1882	Coro::cede;	2062	$f->resolve_delayed_derefs;
		2063
		2064	cf::cede_to_tick;
1883	# now do the right thing for maps	2065	# now do the right thing for maps
1884	$self->link_multipart_objects;	2066	$self->link_multipart_objects;
1885	$self->difficulty ($self->estimate_difficulty)	2067	$self->difficulty ($self->estimate_difficulty)
1886	unless $self->difficulty;	2068	unless $self->difficulty;
1887	Coro::cede;	2069	cf::cede_to_tick;
1888		2070
1889	unless ($self->{deny_activate}) {	2071	unless ($self->{deny_activate}) {
1890	$self->decay_objects;	2072	$self->decay_objects;
1891	$self->fix_auto_apply;	2073	$self->fix_auto_apply;
1892	$self->update_buttons;	2074	$self->update_buttons;
1893	Coro::cede;	2075	cf::cede_to_tick;
1894	$self->set_darkness_map;	2076	$self->set_darkness_map;
1895	Coro::cede;	2077	cf::cede_to_tick;
1896	$self->activate;	2078	$self->activate;
1897	}	2079	}
1898		2080
1899	$self->{last_save} = $cf::RUNTIME;	2081	$self->{last_save} = $cf::RUNTIME;
1900	$self->last_access ($cf::RUNTIME);	2082	$self->last_access ($cf::RUNTIME);
1901		2083
1902	$self->in_memory (cf::MAP_IN_MEMORY);	2084	$self->in_memory (cf::MAP_ACTIVE);
1903	}	2085	}
1904		2086
1905	$self->post_load;	2087	$self->post_load;
1906	}	2088	}
1907		2089
…		…
1950	}	2132	}
1951		2133
1952	sub do_load_sync {	2134	sub do_load_sync {
1953	my ($map) = @_;	2135	my ($map) = @_;
1954		2136
		2137	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2138	if $Coro::current == $Coro::main;
		2139
1955	cf::sync_job { $map->load };	2140	cf::sync_job { $map->load };
1956	}	2141	}
1957		2142
1958	our %MAP_PREFETCH;	2143	our %MAP_PREFETCH;
1959	our $MAP_PREFETCHER = undef;	2144	our $MAP_PREFETCHER = undef;
1960		2145
1961	sub find_async {	2146	sub find_async {
1962	my ($path, $origin) = @_;	2147	my ($path, $origin, $load) = @_;
1963		2148
1964	$path = normalise $path, $origin && $origin->{path};	2149	$path = normalise $path, $origin && $origin->{path};
1965		2150
1966	if (my $map = $cf::MAP{$path}) {	2151	if (my $map = $cf::MAP{$path}) {
1967	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2152	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1968	}	2153	}
1969		2154
1970	undef $MAP_PREFETCH{$path};	2155	$MAP_PREFETCH{$path} |= $load;
		2156
1971	$MAP_PREFETCHER ||= cf::async {	2157	$MAP_PREFETCHER ||= cf::async {
		2158	$Coro::current->{desc} = "map prefetcher";
		2159
1972	while (%MAP_PREFETCH) {	2160	while (%MAP_PREFETCH) {
1973	for my $path (keys %MAP_PREFETCH) {	2161	while (my ($k, $v) = each %MAP_PREFETCH) {
1974	if (my $map = find $path) {	2162	if (my $map = find $k) {
1975	$map->load;	2163	$map->load if $v;
1976	}	2164	}
1977		2165
1978	delete $MAP_PREFETCH{$path};	2166	delete $MAP_PREFETCH{$k};
1979	}	2167	}
1980	}	2168	}
1981	undef $MAP_PREFETCHER;	2169	undef $MAP_PREFETCHER;
1982	};	2170	};
1983	$MAP_PREFETCHER->prio (6);	2171	$MAP_PREFETCHER->prio (6);
…		…
1986	}	2174	}
1987		2175
1988	sub save {	2176	sub save {
1989	my ($self) = @_;	2177	my ($self) = @_;
1990		2178
1991	my $lock = cf::lock_acquire "map_data:" . $self->path;	2179	my $lock = cf::lock_acquire "map_data:$self->{path}";
1992		2180
1993	$self->{last_save} = $cf::RUNTIME;	2181	$self->{last_save} = $cf::RUNTIME;
1994		2182
1995	return unless $self->dirty;	2183	return unless $self->dirty;
1996		2184
…		…
2002	return if $self->{deny_save};	2190	return if $self->{deny_save};
2003		2191
2004	local $self->{last_access} = $self->last_access;#d#	2192	local $self->{last_access} = $self->last_access;#d#
2005		2193
2006	cf::async {	2194	cf::async {
		2195	$Coro::current->{desc} = "map player save";
2007	$_->contr->save for $self->players;	2196	$_->contr->save for $self->players;
2008	};	2197	};
		2198
		2199	cf::get_slot 0.02;
2009		2200
2010	if ($uniq) {	2201	if ($uniq) {
2011	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2202	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2012	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2203	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2013	} else {	2204	} else {
…		…
2019	my ($self) = @_;	2210	my ($self) = @_;
2020		2211
2021	# save first because save cedes	2212	# save first because save cedes
2022	$self->save;	2213	$self->save;
2023		2214
2024	my $lock = cf::lock_acquire "map_data:" . $self->path;	2215	my $lock = cf::lock_acquire "map_data:$self->{path}";
2025		2216
2026	return if $self->players;	2217	return if $self->players;
2027	return if $self->in_memory != cf::MAP_IN_MEMORY;	2218	return if $self->in_memory != cf::MAP_ACTIVE;
2028	return if $self->{deny_save};	2219	return if $self->{deny_save};
2029		2220
		2221	$self->in_memory (cf::MAP_SWAPPED);
		2222
		2223	$self->deactivate;
		2224	$_->clear_links_to ($self) for values %cf::MAP;
2030	$self->clear;	2225	$self->clear;
2031	$self->in_memory (cf::MAP_SWAPPED);
2032	}	2226	}
2033		2227
2034	sub reset_at {	2228	sub reset_at {
2035	my ($self) = @_;	2229	my ($self) = @_;
2036		2230
…		…
2068	if $uniq;	2262	if $uniq;
2069	}	2263	}
2070		2264
2071	delete $cf::MAP{$self->path};	2265	delete $cf::MAP{$self->path};
2072		2266
		2267	$self->deactivate;
		2268	$_->clear_links_to ($self) for values %cf::MAP;
2073	$self->clear;	2269	$self->clear;
2074
2075	$_->clear_links_to ($self) for values %cf::MAP;
2076		2270
2077	$self->unlink_save;	2271	$self->unlink_save;
2078	$self->destroy;	2272	$self->destroy;
2079	}	2273	}
2080		2274
2081	my $nuke_counter = "aaaa";	2275	my $nuke_counter = "aaaa";
2082		2276
2083	sub nuke {	2277	sub nuke {
2084	my ($self) = @_;	2278	my ($self) = @_;
2085		2279
		2280	{
		2281	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2282
2086	delete $cf::MAP{$self->path};	2283	delete $cf::MAP{$self->path};
2087		2284
2088	$self->unlink_save;	2285	$self->unlink_save;
2089		2286
2090	bless $self, "cf::map";	2287	bless $self, "cf::map";
2091	delete $self->{deny_reset};	2288	delete $self->{deny_reset};
2092	$self->{deny_save} = 1;	2289	$self->{deny_save} = 1;
2093	$self->reset_timeout (1);	2290	$self->reset_timeout (1);
2094	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2291	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2095		2292
2096	$cf::MAP{$self->path} = $self;	2293	$cf::MAP{$self->path} = $self;
		2294	}
2097		2295
2098	$self->reset; # polite request, might not happen	2296	$self->reset; # polite request, might not happen
2099	}	2297	}
2100		2298
2101	=item $maps = cf::map::tmp_maps	2299	=item $maps = cf::map::tmp_maps
…		…
2143		2341
2144	sub unique_maps() {	2342	sub unique_maps() {
2145	[	2343	[
2146	map {	2344	map {
2147	utf8::decode $_;	2345	utf8::decode $_;
2148	/\.map$/	2346	s/\.map$//; # TODO future compatibility hack
		2347	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2348	? ()
2149	? normalise $_	2349	: normalise $_
2150	: ()
2151	} @{ aio_readdir $UNIQUEDIR or [] }	2350	} @{ aio_readdir $UNIQUEDIR or [] }
2152	]	2351	]
2153	}	2352	}
2154		2353
2155	package cf;
2156
2157	=back	2354	=back
2158		2355
2159	=head3 cf::object	2356	=head3 cf::object
2160		2357
2161	=cut	2358	=cut
…		…
2164		2361
2165	=over 4	2362	=over 4
2166		2363
2167	=item $ob->inv_recursive	2364	=item $ob->inv_recursive
2168		2365
2169	Returns the inventory of the object _and_ their inventories, recursively.	2366	Returns the inventory of the object I<and> their inventories, recursively,
		2367	but I<not> the object itself.
2170		2368
2171	=cut	2369	=cut
2172		2370
2173	sub inv_recursive_;	2371	sub inv_recursive_;
2174	sub inv_recursive_ {	2372	sub inv_recursive_ {
…		…
2177		2375
2178	sub inv_recursive {	2376	sub inv_recursive {
2179	inv_recursive_ inv $_[0]	2377	inv_recursive_ inv $_[0]
2180	}	2378	}
2181		2379
		2380	=item $ref = $ob->ref
		2381
		2382	Creates and returns a persistent reference to an object that can be stored as a string.
		2383
		2384	=item $ob = cf::object::deref ($refstring)
		2385
		2386	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2387	even if the object actually exists. May block.
		2388
		2389	=cut
		2390
		2391	sub deref {
		2392	my ($ref) = @_;
		2393
		2394	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2395	my ($uuid, $name) = ($1, $2);
		2396	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2397	or return;
		2398	$pl->ob->uuid eq $uuid
		2399	or return;
		2400
		2401	$pl->ob
		2402	} else {
		2403	warn "$ref: cannot resolve object reference\n";
		2404	undef
		2405	}
		2406	}
		2407
2182	package cf;	2408	package cf;
2183		2409
2184	=back	2410	=back
2185		2411
2186	=head3 cf::object::player	2412	=head3 cf::object::player
…		…
2192	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2418	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2193	can be C<undef>. Does the right thing when the player is currently in a	2419	can be C<undef>. Does the right thing when the player is currently in a
2194	dialogue with the given NPC character.	2420	dialogue with the given NPC character.
2195		2421
2196	=cut	2422	=cut
		2423
		2424	our $SAY_CHANNEL = {
		2425	id => "say",
		2426	title => "Map",
		2427	reply => "say ",
		2428	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",
		2429	};
		2430
		2431	our $CHAT_CHANNEL = {
		2432	id => "chat",
		2433	title => "Chat",
		2434	reply => "chat ",
		2435	tooltip => "Player chat and shouts, global to the server.",
		2436	};
2197		2437
2198	# rough implementation of a future "reply" method that works	2438	# rough implementation of a future "reply" method that works
2199	# with dialog boxes.	2439	# with dialog boxes.
2200	#TODO: the first argument must go, split into a $npc->reply_to ( method	2440	#TODO: the first argument must go, split into a $npc->reply_to ( method
2201	sub cf::object::player::reply($$$;$) {	2441	sub cf::object::player::reply($$$;$) {
…		…
2213	my $dialog = $pl->{npc_dialog};	2453	my $dialog = $pl->{npc_dialog};
2214	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2454	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2215		2455
2216	} else {	2456	} else {
2217	$msg = $npc->name . " says: $msg" if $npc;	2457	$msg = $npc->name . " says: $msg" if $npc;
2218	$self->message ($msg, $flags);	2458	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2219	}	2459	}
2220	}	2460	}
2221	}	2461	}
2222		2462
2223	=item $object->send_msg ($channel, $msg, $color, [extra...])	2463	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2248		2488
2249	=item $player_object->enter_link	2489	=item $player_object->enter_link
2250		2490
2251	Freezes the player and moves him/her to a special map (C<{link}>).	2491	Freezes the player and moves him/her to a special map (C<{link}>).
2252		2492
2253	The player should be reasonably safe there for short amounts of time. You	2493	The player should be reasonably safe there for short amounts of time (e.g.
2254	I<MUST> call C<leave_link> as soon as possible, though.	2494	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2495	though, as the palyer cannot control the character while it is on the link
		2496	map.
2255		2497
2256	Will never block.	2498	Will never block.
2257		2499
2258	=item $player_object->leave_link ($map, $x, $y)	2500	=item $player_object->leave_link ($map, $x, $y)
2259		2501
…		…
2317		2559
2318	$map->load;	2560	$map->load;
2319	$map->load_neighbours;	2561	$map->load_neighbours;
2320		2562
2321	return unless $self->contr->active;	2563	return unless $self->contr->active;
		2564	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2322	$self->activate_recursive;	2565	$self->activate_recursive;
2323		2566
2324	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2567	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2325	$self->enter_map ($map, $x, $y);	2568	$self->enter_map ($map, $x, $y);
2326	}	2569	}
…		…
2331	her, loading and preparing them map, calling the provided $check callback	2574	her, loading and preparing them map, calling the provided $check callback
2332	that has to return the map if sucecssful, and then unfreezes the player on	2575	that has to return the map if sucecssful, and then unfreezes the player on
2333	the new (success) or old (failed) map position. In either case, $done will	2576	the new (success) or old (failed) map position. In either case, $done will
2334	be called at the end of this process.	2577	be called at the end of this process.
2335		2578
		2579	Note that $check will be called with a potentially non-loaded map, so if
		2580	it needs a loaded map it has to call C<< ->load >>.
		2581
2336	=cut	2582	=cut
2337		2583
2338	our $GOTOGEN;	2584	our $GOTOGEN;
2339		2585
2340	sub cf::object::player::goto {	2586	sub cf::object::player::goto {
…		…
2344	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2590	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2345		2591
2346	$self->enter_link;	2592	$self->enter_link;
2347		2593
2348	(async {	2594	(async {
		2595	$Coro::current->{desc} = "player::goto $path $x $y";
		2596
		2597	# *tag paths override both path and x|y
		2598	if ($path =~ /^\*(.*)$/) {
		2599	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2600	my $ob = $obs[rand @obs];
		2601
		2602	# see if we actually can go there
		2603	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2604	$ob = $obs[rand @obs];
		2605	} else {
		2606	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2607	}
		2608	# else put us there anyways for now #d#
		2609
		2610	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2611	} else {
		2612	($path, $x, $y) = (undef, undef, undef);
		2613	}
		2614	}
		2615
2349	my $map = eval {	2616	my $map = eval {
2350	my $map = cf::map::find $path;	2617	my $map = defined $path ? cf::map::find $path : undef;
2351		2618
2352	if ($map) {	2619	if ($map) {
2353	$map = $map->customise_for ($self);	2620	$map = $map->customise_for ($self);
2354	$map = $check->($map) if $check && $map;	2621	$map = $check->($map) if $check && $map;
2355	} else {	2622	} else {
2356	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2623	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2357	}	2624	}
2358		2625
2359	$map	2626	$map
2360	};	2627	};
2361		2628
…		…
2397	}	2664	}
2398		2665
2399	sub prepare_random_map {	2666	sub prepare_random_map {
2400	my ($exit) = @_;	2667	my ($exit) = @_;
2401		2668
2402	my $guard = cf::lock_acquire "exit_prepare:$exit";
2403
2404	# all this does is basically replace the /! path by	2669	# all this does is basically replace the /! path by
2405	# a new random map path (?random/...) with a seed	2670	# a new random map path (?random/...) with a seed
2406	# that depends on the exit object	2671	# that depends on the exit object
2407		2672
2408	my $rmp = parse_random_map_params $exit->msg;	2673	my $rmp = parse_random_map_params $exit->msg;
…		…
2410	if ($exit->map) {	2675	if ($exit->map) {
2411	$rmp->{region} = $exit->region->name;	2676	$rmp->{region} = $exit->region->name;
2412	$rmp->{origin_map} = $exit->map->path;	2677	$rmp->{origin_map} = $exit->map->path;
2413	$rmp->{origin_x} = $exit->x;	2678	$rmp->{origin_x} = $exit->x;
2414	$rmp->{origin_y} = $exit->y;	2679	$rmp->{origin_y} = $exit->y;
		2680
		2681	$exit->map->touch;
2415	}	2682	}
2416		2683
2417	$rmp->{random_seed} ||= $exit->random_seed;	2684	$rmp->{random_seed} ||= $exit->random_seed;
2418		2685
2419	my $data = cf::to_json $rmp;	2686	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2420	my $md5 = Digest::MD5::md5_hex $data;	2687	my $md5 = Digest::MD5::md5_hex $data;
2421	my $meta = "$RANDOMDIR/$md5.meta";	2688	my $meta = "$RANDOMDIR/$md5.meta";
2422		2689
2423	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2690	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2424	aio_write $fh, 0, (length $data), $data, 0;	2691	aio_write $fh, 0, (length $data), $data, 0;
2425	undef $fh;	2692	undef $fh;
2426	aio_rename "$meta~", $meta;	2693	aio_rename "$meta~", $meta;
2427		2694
		2695	my $slaying = "?random/$md5";
		2696
		2697	if ($exit->valid) {
2428	$exit->slaying ("?random/$md5");	2698	$exit->slaying ("?random/$md5");
2429	$exit->msg (undef);	2699	$exit->msg (undef);
		2700	}
2430	}	2701	}
2431	}	2702	}
2432		2703
2433	sub cf::object::player::enter_exit {	2704	sub cf::object::player::enter_exit {
2434	my ($self, $exit) = @_;	2705	my ($self, $exit) = @_;
2435		2706
2436	return unless $self->type == cf::PLAYER;	2707	return unless $self->type == cf::PLAYER;
2437		2708
2438	if ($exit->slaying eq "/!") {
2439	#TODO: this should de-fi-ni-te-ly not be a sync-job
2440	# the problem is that $exit might not survive long enough
2441	# so it needs to be done right now, right here
2442	cf::sync_job { prepare_random_map $exit };
2443	}
2444
2445	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2446	my $hp = $exit->stats->hp;
2447	my $sp = $exit->stats->sp;
2448
2449	$self->enter_link;	2709	$self->enter_link;
2450		2710
2451	# if exit is damned, update players death & WoR home-position
2452	$self->contr->savebed ($slaying, $hp, $sp)
2453	if $exit->flag (FLAG_DAMNED);
2454
2455	(async {	2711	(async {
2456	$self->deactivate_recursive; # just to be sure	2712	$Coro::current->{desc} = "enter_exit";
		2713
2457	unless (eval {	2714	unless (eval {
		2715	$self->deactivate_recursive; # just to be sure
		2716
		2717	# random map handling
		2718	{
		2719	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2720
		2721	prepare_random_map $exit
		2722	if $exit->slaying eq "/!";
		2723	}
		2724
		2725	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2726	my $x = $exit->stats->hp;
		2727	my $y = $exit->stats->sp;
		2728
2458	$self->goto ($slaying, $hp, $sp);	2729	$self->goto ($map, $x, $y);
2459		2730
		2731	# if exit is damned, update players death & WoR home-position
		2732	$self->contr->savebed ($map, $x, $y)
		2733	if $exit->flag (cf::FLAG_DAMNED);
		2734
2460	1;	2735	1
2461	}) {	2736	}) {
2462	$self->message ("Something went wrong deep within the crossfire server. "	2737	$self->message ("Something went wrong deep within the deliantra server. "
2463	. "I'll try to bring you back to the map you were before. "	2738	. "I'll try to bring you back to the map you were before. "
2464	. "Please report this to the dungeon master!",	2739	. "Please report this to the dungeon master!",
2465	cf::NDI_UNIQUE | cf::NDI_RED);	2740	cf::NDI_UNIQUE | cf::NDI_RED);
2466		2741
2467	warn "ERROR in enter_exit: $@";	2742	warn "ERROR in enter_exit: $@";
…		…
2495	the message, with C<log> being the default. If C<$color> is negative, suppress	2770	the message, with C<log> being the default. If C<$color> is negative, suppress
2496	the message unless the client supports the msg packet.	2771	the message unless the client supports the msg packet.
2497		2772
2498	=cut	2773	=cut
2499		2774
		2775	# non-persistent channels (usually the info channel)
		2776	our %CHANNEL = (
		2777	"c/identify" => {
		2778	id => "infobox",
		2779	title => "Identify",
		2780	reply => undef,
		2781	tooltip => "Items recently identified",
		2782	},
		2783	"c/examine" => {
		2784	id => "infobox",
		2785	title => "Examine",
		2786	reply => undef,
		2787	tooltip => "Signs and other items you examined",
		2788	},
		2789	"c/book" => {
		2790	id => "infobox",
		2791	title => "Book",
		2792	reply => undef,
		2793	tooltip => "The contents of a note or book",
		2794	},
		2795	"c/lookat" => {
		2796	id => "infobox",
		2797	title => "Look",
		2798	reply => undef,
		2799	tooltip => "What you saw there",
		2800	},
		2801	"c/who" => {
		2802	id => "infobox",
		2803	title => "Players",
		2804	reply => undef,
		2805	tooltip => "Shows players who are currently online",
		2806	},
		2807	"c/body" => {
		2808	id => "infobox",
		2809	title => "Body Parts",
		2810	reply => undef,
		2811	tooltip => "Shows which body parts you posess and are available",
		2812	},
		2813	"c/skills" => {
		2814	id => "infobox",
		2815	title => "Skills",
		2816	reply => undef,
		2817	tooltip => "Shows your experience per skill and item power",
		2818	},
		2819	"c/uptime" => {
		2820	id => "infobox",
		2821	title => "Uptime",
		2822	reply => undef,
		2823	tooltip => "How long the server has been running since last restart",
		2824	},
		2825	"c/mapinfo" => {
		2826	id => "infobox",
		2827	title => "Map Info",
		2828	reply => undef,
		2829	tooltip => "Information related to the maps",
		2830	},
		2831	"c/party" => {
		2832	id => "party",
		2833	title => "Party",
		2834	reply => "gsay ",
		2835	tooltip => "Messages and chat related to your party",
		2836	},
		2837	);
		2838
2500	sub cf::client::send_msg {	2839	sub cf::client::send_msg {
2501	my ($self, $channel, $msg, $color, @extra) = @_;	2840	my ($self, $channel, $msg, $color, @extra) = @_;
2502		2841
2503	$msg = $self->pl->expand_cfpod ($msg);	2842	$msg = $self->pl->expand_cfpod ($msg)
		2843	unless $color & cf::NDI_VERBATIM;
2504		2844
2505	$color &= cf::NDI_CLIENT_MASK; # just in case...	2845	$color &= cf::NDI_CLIENT_MASK; # just in case...
2506		2846
		2847	# check predefined channels, for the benefit of C
		2848	if ($CHANNEL{$channel}) {
		2849	$channel = $CHANNEL{$channel};
		2850
		2851	$self->ext_msg (channel_info => $channel)
		2852	if $self->can_msg;
		2853
		2854	$channel = $channel->{id};
		2855
2507	if (ref $channel) {	2856	} elsif (ref $channel) {
2508	# send meta info to client, if not yet sent	2857	# send meta info to client, if not yet sent
2509	unless (exists $self->{channel}{$channel->{id}}) {	2858	unless (exists $self->{channel}{$channel->{id}}) {
2510	$self->{channel}{$channel->{id}} = $channel;	2859	$self->{channel}{$channel->{id}} = $channel;
2511	$self->ext_msg (channel_info => $channel);	2860	$self->ext_msg (channel_info => $channel)
		2861	if $self->can_msg;
2512	}	2862	}
2513		2863
2514	$channel = $channel->{id};	2864	$channel = $channel->{id};
2515	}	2865	}
2516		2866
…		…
2519	if ($self->can_msg) {	2869	if ($self->can_msg) {
2520	# default colour, mask it out	2870	# default colour, mask it out
2521	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2871	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2522	if $color & cf::NDI_DEF;	2872	if $color & cf::NDI_DEF;
2523		2873
2524	$self->send_packet ("msg " . $self->{json_coder}->encode (	2874	my $pkt = "msg "
		2875	. $self->{json_coder}->encode (
2525	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2876	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
		2877	);
		2878
		2879	# try lzf for large packets
		2880	$pkt = "lzf " . Compress::LZF::compress $pkt
		2881	if 1024 <= length $pkt and $self->{can_lzf};
		2882
		2883	# split very large packets
		2884	if (8192 < length $pkt and $self->{can_lzf}) {
		2885	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
		2886	$pkt = "frag";
		2887	}
		2888
		2889	$self->send_packet ($pkt);
2526	} else {	2890	} else {
2527	if ($color >= 0) {	2891	if ($color >= 0) {
2528	# replace some tags by gcfclient-compatible ones	2892	# replace some tags by gcfclient-compatible ones
2529	for ($msg) {	2893	for ($msg) {
2530	1 while	2894	1 while
…		…
2557	=cut	2921	=cut
2558		2922
2559	sub cf::client::ext_msg($$@) {	2923	sub cf::client::ext_msg($$@) {
2560	my ($self, $type, @msg) = @_;	2924	my ($self, $type, @msg) = @_;
2561		2925
2562	my $extcmd = $self->extcmd;
2563
2564	if ($extcmd == 2) {	2926	if ($self->extcmd == 2) {
2565	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	2927	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2566	} elsif ($extcmd == 1) { # TODO: remove	2928	} elsif ($self->extcmd == 1) { # TODO: remove
2567	push @msg, msgtype => "event_$type";	2929	push @msg, msgtype => "event_$type";
		2930	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2931	}
		2932	}
		2933
		2934	=item $client->ext_reply ($msgid, @msg)
		2935
		2936	Sends an ext reply to the client.
		2937
		2938	=cut
		2939
		2940	sub cf::client::ext_reply($$@) {
		2941	my ($self, $id, @msg) = @_;
		2942
		2943	if ($self->extcmd == 2) {
		2944	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		2945	} elsif ($self->extcmd == 1) {
		2946	#TODO: version 1, remove
		2947	unshift @msg, msgtype => "reply", msgid => $id;
2568	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	2948	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2569	}	2949	}
2570	}	2950	}
2571		2951
2572	=item $success = $client->query ($flags, "text", \&cb)	2952	=item $success = $client->query ($flags, "text", \&cb)
…		…
2634	my ($type, $reply, @payload) =	3014	my ($type, $reply, @payload) =
2635	"ARRAY" eq ref $msg	3015	"ARRAY" eq ref $msg
2636	? @$msg	3016	? @$msg
2637	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove	3017	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2638		3018
		3019	my @reply;
		3020
2639	if (my $cb = $EXTICMD{$type}) {	3021	if (my $cb = $EXTICMD{$type}) {
2640	my @reply = $cb->($ns, @payload);	3022	@reply = $cb->($ns, @payload);
2641
2642	$ns->ext_reply ($reply, @reply)
2643	if $reply;
2644	}	3023	}
		3024
		3025	$ns->ext_reply ($reply, @reply)
		3026	if $reply;
		3027
2645	} else {	3028	} else {
2646	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3029	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2647	}	3030	}
2648		3031
2649	cf::override;	3032	cf::override;
…		…
2709	=pod	3092	=pod
2710		3093
2711	The following functions and methods are available within a safe environment:	3094	The following functions and methods are available within a safe environment:
2712		3095
2713	cf::object	3096	cf::object
2714	contr pay_amount pay_player map x y force_find force_add	3097	contr pay_amount pay_player map x y force_find force_add destroy
2715	insert remove name archname title slaying race	3098	insert remove name archname title slaying race decrease split
2716		3099
2717	cf::object::player	3100	cf::object::player
2718	player	3101	player
2719		3102
2720	cf::player	3103	cf::player
…		…
2725		3108
2726	=cut	3109	=cut
2727		3110
2728	for (	3111	for (
2729	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3112	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2730	insert remove inv name archname title slaying race)],	3113	insert remove inv nrof name archname title slaying race
		3114	decrease split destroy change_exp)],
2731	["cf::object::player" => qw(player)],	3115	["cf::object::player" => qw(player)],
2732	["cf::player" => qw(peaceful)],	3116	["cf::player" => qw(peaceful)],
2733	["cf::map" => qw(trigger)],	3117	["cf::map" => qw(trigger)],
2734	) {	3118	) {
2735	no strict 'refs';	3119	no strict 'refs';
…		…
2811	# the server's init and main functions	3195	# the server's init and main functions
2812		3196
2813	sub load_facedata($) {	3197	sub load_facedata($) {
2814	my ($path) = @_;	3198	my ($path) = @_;
2815		3199
		3200	# HACK to clear player env face cache, we need some signal framework
		3201	# for this (global event?)
		3202	%ext::player_env::MUSIC_FACE_CACHE = ();
		3203
2816	my $enc = JSON::XS->new->utf8->canonical;	3204	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2817		3205
2818	warn "loading facedata from $path\n";	3206	warn "loading facedata from $path\n";
2819		3207
2820	my $facedata;	3208	my $facedata;
2821	0 < aio_load $path, $facedata	3209	0 < aio_load $path, $facedata
…		…
2825		3213
2826	$facedata->{version} == 2	3214	$facedata->{version} == 2
2827	or cf::cleanup "$path: version mismatch, cannot proceed.";	3215	or cf::cleanup "$path: version mismatch, cannot proceed.";
2828		3216
2829	# patch in the exptable	3217	# patch in the exptable
2830	cf::cede_to_tick;
2831	$facedata->{resource}{"res/exp_table"} = {	3218	$facedata->{resource}{"res/exp_table"} = {
2832	type => FT_RSRC,	3219	type => FT_RSRC,
2833	data => $enc->encode ([map cf::level_to_min_exp $_, 0 .. cf::settings->max_level]),	3220	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
2834	};	3221	};
2835	cf::cede_to_tick;	3222	cf::cede_to_tick;
2836		3223
2837	{	3224	{
2838	my $faces = $facedata->{faceinfo};	3225	my $faces = $facedata->{faceinfo};
2839		3226
2840	while (my ($face, $info) = each %$faces) {	3227	while (my ($face, $info) = each %$faces) {
2841	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3228	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3229
2842	cf::face::set_visibility $idx, $info->{visibility};	3230	cf::face::set_visibility $idx, $info->{visibility};
2843	cf::face::set_magicmap $idx, $info->{magicmap};	3231	cf::face::set_magicmap $idx, $info->{magicmap};
2844	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3232	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2845	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3233	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2846		3234
2847	cf::cede_to_tick;	3235	cf::cede_to_tick;
2848	}	3236	}
2849		3237
2850	while (my ($face, $info) = each %$faces) {	3238	while (my ($face, $info) = each %$faces) {
2851	next unless $info->{smooth};	3239	next unless $info->{smooth};
		3240
2852	my $idx = cf::face::find $face	3241	my $idx = cf::face::find $face
2853	or next;	3242	or next;
		3243
2854	if (my $smooth = cf::face::find $info->{smooth}) {	3244	if (my $smooth = cf::face::find $info->{smooth}) {
2855	cf::face::set_smooth $idx, $smooth;	3245	cf::face::set_smooth $idx, $smooth;
2856	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3246	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2857	} else {	3247	} else {
2858	warn "smooth face '$info->{smooth}' not found for face '$face'";	3248	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
2876	{	3266	{
2877	# TODO: for gcfclient pleasure, we should give resources	3267	# TODO: for gcfclient pleasure, we should give resources
2878	# that gcfclient doesn't grok a >10000 face index.	3268	# that gcfclient doesn't grok a >10000 face index.
2879	my $res = $facedata->{resource};	3269	my $res = $facedata->{resource};
2880		3270
2881	my $soundconf = delete $res->{"res/sound.conf"};
2882
2883	while (my ($name, $info) = each %$res) {	3271	while (my ($name, $info) = each %$res) {
		3272	if (defined $info->{type}) {
2884	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3273	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2885	my $data;	3274	my $data;
2886		3275
2887	if ($info->{type} & 1) {	3276	if ($info->{type} & 1) {
2888	# prepend meta info	3277	# prepend meta info
2889		3278
2890	my $meta = $enc->encode ({	3279	my $meta = $enc->encode ({
2891	name => $name,	3280	name => $name,
2892	%{ $info->{meta} || {} },	3281	%{ $info->{meta} || {} },
2893	});	3282	});
2894		3283
2895	$data = pack "(w/a*)*", $meta, $info->{data};	3284	$data = pack "(w/a*)*", $meta, $info->{data};
		3285	} else {
		3286	$data = $info->{data};
		3287	}
		3288
		3289	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3290	cf::face::set_type $idx, $info->{type};
		3291	} else {
		3292	$RESOURCE{$name} = $info;
2896	}	3293	}
2897		3294
2898	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
2899	cf::face::set_type $idx, $info->{type};
2900
2901	cf::cede_to_tick;	3295	cf::cede_to_tick;
2902	}	3296	}
2903
2904	if ($soundconf) {
2905	$soundconf = $enc->decode (delete $soundconf->{data});
2906
2907	for (0 .. SOUND_CAST_SPELL_0 - 1) {
2908	my $sound = $soundconf->{compat}[$_]
2909	or next;
2910
2911	my $face = cf::face::find "sound/$sound->[1]";
2912	cf::sound::set $sound->[0] => $face;
2913	cf::sound::old_sound_index $_, $face; # gcfclient-compat
2914	}
2915
2916	while (my ($k, $v) = each %{$soundconf->{event}}) {
2917	my $face = cf::face::find "sound/$v";
2918	cf::sound::set $k => $face;
2919	}
2920	}
2921	}	3297	}
		3298
		3299	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
2922		3300
2923	1	3301	1
2924	}	3302	}
		3303
		3304	cf::global->attach (on_resource_update => sub {
		3305	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3306	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3307
		3308	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3309	my $sound = $soundconf->{compat}[$_]
		3310	or next;
		3311
		3312	my $face = cf::face::find "sound/$sound->[1]";
		3313	cf::sound::set $sound->[0] => $face;
		3314	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3315	}
		3316
		3317	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3318	my $face = cf::face::find "sound/$v";
		3319	cf::sound::set $k => $face;
		3320	}
		3321	}
		3322	});
2925		3323
2926	register_exticmd fx_want => sub {	3324	register_exticmd fx_want => sub {
2927	my ($ns, $want) = @_;	3325	my ($ns, $want) = @_;
2928		3326
2929	while (my ($k, $v) = each %$want) {	3327	while (my ($k, $v) = each %$want) {
2930	$ns->fx_want ($k, $v);	3328	$ns->fx_want ($k, $v);
2931	}	3329	}
2932	};	3330	};
2933		3331
		3332	sub load_resource_file($) {
		3333	my $guard = lock_acquire "load_resource_file";
		3334
		3335	my $status = load_resource_file_ $_[0];
		3336	get_slot 0.1, 100;
		3337	cf::arch::commit_load;
		3338
		3339	$status
		3340	}
		3341
2934	sub reload_regions {	3342	sub reload_regions {
		3343	# HACK to clear player env face cache, we need some signal framework
		3344	# for this (global event?)
		3345	%ext::player_env::MUSIC_FACE_CACHE = ();
		3346
2935	load_resource_file "$MAPDIR/regions"	3347	load_resource_file "$MAPDIR/regions"
2936	or die "unable to load regions file\n";	3348	or die "unable to load regions file\n";
2937		3349
2938	for (cf::region::list) {	3350	for (cf::region::list) {
2939	$_->{match} = qr/$_->{match}/	3351	$_->{match} = qr/$_->{match}/
…		…
2947	}	3359	}
2948		3360
2949	sub reload_archetypes {	3361	sub reload_archetypes {
2950	load_resource_file "$DATADIR/archetypes"	3362	load_resource_file "$DATADIR/archetypes"
2951	or die "unable to load archetypes\n";	3363	or die "unable to load archetypes\n";
2952	#d# NEED to laod twice to resolve forward references
2953	# this really needs to be done in an extra post-pass
2954	# (which needs to be synchronous, so solve it differently)
2955	load_resource_file "$DATADIR/archetypes"
2956	or die "unable to load archetypes\n";
2957	}	3364	}
2958		3365
2959	sub reload_treasures {	3366	sub reload_treasures {
2960	load_resource_file "$DATADIR/treasures"	3367	load_resource_file "$DATADIR/treasures"
2961	or die "unable to load treasurelists\n";	3368	or die "unable to load treasurelists\n";
2962	}	3369	}
2963		3370
2964	sub reload_resources {	3371	sub reload_resources {
2965	warn "reloading resource files...\n";	3372	warn "reloading resource files...\n";
2966		3373
		3374	reload_facedata;
		3375	reload_archetypes;
2967	reload_regions;	3376	reload_regions;
2968	reload_facedata;
2969	#reload_archetypes;#d#
2970	reload_archetypes;
2971	reload_treasures;	3377	reload_treasures;
2972		3378
2973	warn "finished reloading resource files\n";	3379	warn "finished reloading resource files\n";
2974	}	3380	}
2975		3381
2976	sub init {	3382	sub reload_config {
2977	reload_resources;
2978	}
2979
2980	sub cfg_load {
2981	open my $fh, "<:utf8", "$CONFDIR/config"	3383	open my $fh, "<:utf8", "$CONFDIR/config"
2982	or return;	3384	or return;
2983		3385
2984	local $/;	3386	local $/;
2985	*CFG = YAML::Syck::Load <$fh>;	3387	*CFG = YAML::Load <$fh>;
2986		3388
2987	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3389	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
2988		3390
2989	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3391	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2990	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3392	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
2996	};	3398	};
2997	warn $@ if $@;	3399	warn $@ if $@;
2998	}	3400	}
2999	}	3401	}
3000		3402
		3403	sub pidfile() {
		3404	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3405	or die "$PIDFILE: $!";
		3406	flock $fh, &Fcntl::LOCK_EX
		3407	or die "$PIDFILE: flock: $!";
		3408	$fh
		3409	}
		3410
		3411	# make sure only one server instance is running at any one time
		3412	sub atomic {
		3413	my $fh = pidfile;
		3414
		3415	my $pid = <$fh>;
		3416	kill 9, $pid if $pid > 0;
		3417
		3418	seek $fh, 0, 0;
		3419	print $fh $$;
		3420	}
		3421
3001	sub main {	3422	sub main {
		3423	cf::init_globals; # initialise logging
		3424
		3425	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3426	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3427	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3428	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3429
		3430	cf::init_experience;
		3431	cf::init_anim;
		3432	cf::init_attackmess;
		3433	cf::init_dynamic;
		3434	cf::init_block;
		3435
		3436	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3437
3002	# we must not ever block the main coroutine	3438	# we must not ever block the main coroutine
3003	local $Coro::idle = sub {	3439	local $Coro::idle = sub {
3004	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3440	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3005	(async {	3441	(async {
3006	Event::one_event;	3442	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3443	EV::loop EV::LOOP_ONESHOT;
3007	})->prio (Coro::PRIO_MAX);	3444	})->prio (Coro::PRIO_MAX);
3008	};	3445	};
3009		3446
3010	cfg_load;	3447	evthread_start IO::AIO::poll_fileno;
		3448
		3449	cf::sync_job {
		3450	reload_resources;
		3451	reload_config;
3011	db_init;	3452	db_init;
		3453
		3454	cf::load_settings;
		3455	cf::load_materials;
		3456	cf::init_uuid;
		3457	cf::init_signals;
		3458	cf::init_commands;
		3459	cf::init_skills;
		3460
		3461	cf::init_beforeplay;
		3462
		3463	atomic;
		3464
3012	load_extensions;	3465	load_extensions;
3013		3466
3014	$TICK_WATCHER->start;	3467	utime time, time, $RUNTIMEFILE;
		3468
		3469	# no (long-running) fork's whatsoever before this point(!)
		3470	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3471
		3472	(pop @POST_INIT)->(0) while @POST_INIT;
		3473	};
		3474
3015	Event::loop;	3475	EV::loop;
3016	}	3476	}
3017		3477
3018	#############################################################################	3478	#############################################################################
3019	# initialisation and cleanup	3479	# initialisation and cleanup
3020		3480
3021	# install some emergency cleanup handlers	3481	# install some emergency cleanup handlers
3022	BEGIN {	3482	BEGIN {
		3483	our %SIGWATCHER = ();
3023	for my $signal (qw(INT HUP TERM)) {	3484	for my $signal (qw(INT HUP TERM)) {
3024	Event->signal (	3485	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3025	reentrant => 0,
3026	data => WF_AUTOCANCEL,
3027	signal => $signal,
3028	prio => 0,
3029	cb => sub {
3030	cf::cleanup "SIG$signal";	3486	cf::cleanup "SIG$signal";
3031	},
3032	);	3487	};
3033	}	3488	}
3034	}	3489	}
3035		3490
3036	sub write_runtime {	3491	sub write_runtime_sync {
3037	my $runtime = "$LOCALDIR/runtime";
3038
3039	# first touch the runtime file to show we are still running:	3492	# first touch the runtime file to show we are still running:
3040	# the fsync below can take a very very long time.	3493	# the fsync below can take a very very long time.
3041		3494
3042	IO::AIO::aio_utime $runtime, undef, undef;	3495	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3043		3496
3044	my $guard = cf::lock_acquire "write_runtime";	3497	my $guard = cf::lock_acquire "write_runtime";
3045		3498
3046	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3499	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3047	or return;	3500	or return;
3048		3501
3049	my $value = $cf::RUNTIME + 90 + 10;	3502	my $value = $cf::RUNTIME + 90 + 10;
3050	# 10 is the runtime save interval, for a monotonic clock	3503	# 10 is the runtime save interval, for a monotonic clock
3051	# 60 allows for the watchdog to kill the server.	3504	# 60 allows for the watchdog to kill the server.
…		…
3061	aio_utime $fh, undef, undef;	3514	aio_utime $fh, undef, undef;
3062		3515
3063	close $fh	3516	close $fh
3064	or return;	3517	or return;
3065		3518
3066	aio_rename "$runtime~", $runtime	3519	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3067	and return;	3520	and return;
3068		3521
3069	warn "runtime file written.\n";	3522	warn "runtime file written.\n";
3070		3523
3071	1	3524	1
		3525	}
		3526
		3527	our $uuid_lock;
		3528	our $uuid_skip;
		3529
		3530	sub write_uuid_sync($) {
		3531	$uuid_skip ||= $_[0];
		3532
		3533	return if $uuid_lock;
		3534	local $uuid_lock = 1;
		3535
		3536	my $uuid = "$LOCALDIR/uuid";
		3537
		3538	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3539	or return;
		3540
		3541	my $value = uuid_seq uuid_cur;
		3542
		3543	unless ($value) {
		3544	warn "cowardly refusing to write zero uuid value!\n";
		3545	return;
		3546	}
		3547
		3548	my $value = uuid_str $value + $uuid_skip;
		3549	$uuid_skip = 0;
		3550
		3551	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3552	and return;
		3553
		3554	# always fsync - this file is important
		3555	aio_fsync $fh
		3556	and return;
		3557
		3558	close $fh
		3559	or return;
		3560
		3561	aio_rename "$uuid~", $uuid
		3562	and return;
		3563
		3564	warn "uuid file written ($value).\n";
		3565
		3566	1
		3567
		3568	}
		3569
		3570	sub write_uuid($$) {
		3571	my ($skip, $sync) = @_;
		3572
		3573	$sync ? write_uuid_sync $skip
		3574	: async { write_uuid_sync $skip };
3072	}	3575	}
3073		3576
3074	sub emergency_save() {	3577	sub emergency_save() {
3075	my $freeze_guard = cf::freeze_mainloop;	3578	my $freeze_guard = cf::freeze_mainloop;
3076		3579
3077	warn "enter emergency perl save\n";	3580	warn "emergency_perl_save: enter\n";
3078		3581
3079	cf::sync_job {	3582	cf::sync_job {
		3583	# this is a trade-off: we want to be very quick here, so
		3584	# save all maps without fsync, and later call a global sync
		3585	# (which in turn might be very very slow)
		3586	local $USE_FSYNC = 0;
		3587
3080	# use a peculiar iteration method to avoid tripping on perl	3588	# use a peculiar iteration method to avoid tripping on perl
3081	# refcount bugs in for. also avoids problems with players	3589	# refcount bugs in for. also avoids problems with players
3082	# and maps saved/destroyed asynchronously.	3590	# and maps saved/destroyed asynchronously.
3083	warn "begin emergency player save\n";	3591	warn "emergency_perl_save: begin player save\n";
3084	for my $login (keys %cf::PLAYER) {	3592	for my $login (keys %cf::PLAYER) {
3085	my $pl = $cf::PLAYER{$login} or next;	3593	my $pl = $cf::PLAYER{$login} or next;
3086	$pl->valid or next;	3594	$pl->valid or next;
		3595	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3087	$pl->save;	3596	$pl->save;
3088	}	3597	}
3089	warn "end emergency player save\n";	3598	warn "emergency_perl_save: end player save\n";
3090		3599
3091	warn "begin emergency map save\n";	3600	warn "emergency_perl_save: begin map save\n";
3092	for my $path (keys %cf::MAP) {	3601	for my $path (keys %cf::MAP) {
3093	my $map = $cf::MAP{$path} or next;	3602	my $map = $cf::MAP{$path} or next;
3094	$map->valid or next;	3603	$map->valid or next;
3095	$map->save;	3604	$map->save;
3096	}	3605	}
3097	warn "end emergency map save\n";	3606	warn "emergency_perl_save: end map save\n";
3098		3607
3099	warn "begin emergency database checkpoint\n";	3608	warn "emergency_perl_save: begin database checkpoint\n";
3100	BDB::db_env_txn_checkpoint $DB_ENV;	3609	BDB::db_env_txn_checkpoint $DB_ENV;
3101	warn "end emergency database checkpoint\n";	3610	warn "emergency_perl_save: end database checkpoint\n";
		3611
		3612	warn "emergency_perl_save: begin write uuid\n";
		3613	write_uuid_sync 1;
		3614	warn "emergency_perl_save: end write uuid\n";
3102	};	3615	};
3103		3616
		3617	warn "emergency_perl_save: starting sync()\n";
		3618	IO::AIO::aio_sync sub {
		3619	warn "emergency_perl_save: finished sync()\n";
		3620	};
		3621
3104	warn "leave emergency perl save\n";	3622	warn "emergency_perl_save: leave\n";
3105	}	3623	}
3106		3624
3107	sub post_cleanup {	3625	sub post_cleanup {
3108	my ($make_core) = @_;	3626	my ($make_core) = @_;
3109		3627
3110	warn Carp::longmess "post_cleanup backtrace"	3628	warn Carp::longmess "post_cleanup backtrace"
3111	if $make_core;	3629	if $make_core;
		3630
		3631	my $fh = pidfile;
		3632	unlink $PIDFILE if <$fh> == $$;
		3633	}
		3634
		3635	# a safer delete_package, copied from Symbol
		3636	sub clear_package($) {
		3637	my $pkg = shift;
		3638
		3639	# expand to full symbol table name if needed
		3640	unless ($pkg =~ /^main::.*::$/) {
		3641	$pkg = "main$pkg" if $pkg =~ /^::/;
		3642	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3643	$pkg .= '::' unless $pkg =~ /::$/;
		3644	}
		3645
		3646	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3647	my $stem_symtab = *{$stem}{HASH};
		3648
		3649	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3650	or return;
		3651
		3652	# clear all symbols
		3653	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3654	for my $name (keys %$leaf_symtab) {
		3655	_gv_clear *{"$pkg$name"};
		3656	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3657	}
		3658	warn "cleared package $pkg\n";#d#
3112	}	3659	}
3113		3660
3114	sub do_reload_perl() {	3661	sub do_reload_perl() {
3115	# can/must only be called in main	3662	# can/must only be called in main
3116	if ($Coro::current != $Coro::main) {	3663	if ($Coro::current != $Coro::main) {
3117	warn "can only reload from main coroutine";	3664	warn "can only reload from main coroutine";
3118	return;	3665	return;
3119	}	3666	}
3120		3667
		3668	return if $RELOAD++;
		3669
		3670	my $t1 = EV::time;
		3671
		3672	while ($RELOAD) {
3121	warn "reloading...";	3673	warn "reloading...";
3122		3674
3123	warn "entering sync_job";	3675	warn "entering sync_job";
3124		3676
3125	cf::sync_job {	3677	cf::sync_job {
3126	cf::write_runtime; # external watchdog should not bark	3678	cf::write_runtime_sync; # external watchdog should not bark
3127	cf::emergency_save;	3679	cf::emergency_save;
3128	cf::write_runtime; # external watchdog should not bark	3680	cf::write_runtime_sync; # external watchdog should not bark
3129		3681
3130	warn "syncing database to disk";	3682	warn "syncing database to disk";
3131	BDB::db_env_txn_checkpoint $DB_ENV;	3683	BDB::db_env_txn_checkpoint $DB_ENV;
3132		3684
3133	# if anything goes wrong in here, we should simply crash as we already saved	3685	# if anything goes wrong in here, we should simply crash as we already saved
3134		3686
3135	warn "cancelling all WF_AUTOCANCEL watchers";
3136	for (Event::all_watchers) {
3137	$_->cancel if $_->data & WF_AUTOCANCEL;
3138	}
3139
3140	warn "flushing outstanding aio requests";	3687	warn "flushing outstanding aio requests";
3141	for (;;) {
3142	BDB::flush;
3143	IO::AIO::flush;
3144	Coro::cede;
3145	last unless IO::AIO::nreqs || BDB::nreqs;	3688	while (IO::AIO::nreqs || BDB::nreqs) {
3146	warn "iterate...";	3689	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3147	}
3148
3149	++$RELOAD;
3150
3151	warn "cancelling all extension coros";
3152	$_->cancel for values %EXT_CORO;
3153	%EXT_CORO = ();
3154
3155	warn "removing commands";
3156	%COMMAND = ();
3157
3158	warn "removing ext/exti commands";
3159	%EXTCMD = ();
3160	%EXTICMD = ();
3161
3162	warn "unloading/nuking all extensions";
3163	for my $pkg (@EXTS) {
3164	warn "... unloading $pkg";
3165
3166	if (my $cb = $pkg->can ("unload")) {
3167	eval {
3168	$cb->($pkg);
3169	1
3170	} or warn "$pkg unloaded, but with errors: $@";
3171	}	3690	}
3172		3691
3173	warn "... nuking $pkg";	3692	warn "cancelling all extension coros";
3174	Symbol::delete_package $pkg;	3693	$_->cancel for values %EXT_CORO;
3175	}	3694	%EXT_CORO = ();
3176		3695
3177	warn "unloading all perl modules loaded from $LIBDIR";	3696	warn "removing commands";
3178	while (my ($k, $v) = each %INC) {	3697	%COMMAND = ();
3179	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3180		3698
		3699	warn "removing ext/exti commands";
		3700	%EXTCMD = ();
		3701	%EXTICMD = ();
		3702
		3703	warn "unloading/nuking all extensions";
		3704	for my $pkg (@EXTS) {
3181	warn "... unloading $k";	3705	warn "... unloading $pkg";
3182	delete $INC{$k};
3183		3706
3184	$k =~ s/\.pm$//;
3185	$k =~ s/\//::/g;
3186
3187	if (my $cb = $k->can ("unload_module")) {	3707	if (my $cb = $pkg->can ("unload")) {
		3708	eval {
3188	$cb->();	3709	$cb->($pkg);
		3710	1
		3711	} or warn "$pkg unloaded, but with errors: $@";
		3712	}
		3713
		3714	warn "... clearing $pkg";
		3715	clear_package $pkg;
3189	}	3716	}
3190		3717
3191	Symbol::delete_package $k;	3718	warn "unloading all perl modules loaded from $LIBDIR";
		3719	while (my ($k, $v) = each %INC) {
		3720	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3721
		3722	warn "... unloading $k";
		3723	delete $INC{$k};
		3724
		3725	$k =~ s/\.pm$//;
		3726	$k =~ s/\//::/g;
		3727
		3728	if (my $cb = $k->can ("unload_module")) {
		3729	$cb->();
		3730	}
		3731
		3732	clear_package $k;
3192	}	3733	}
3193		3734
3194	warn "getting rid of safe::, as good as possible";	3735	warn "getting rid of safe::, as good as possible";
3195	Symbol::delete_package "safe::$_"	3736	clear_package "safe::$_"
3196	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3737	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3197		3738
3198	warn "unloading cf.pm \"a bit\"";	3739	warn "unloading cf.pm \"a bit\"";
3199	delete $INC{"cf.pm"};	3740	delete $INC{"cf.pm"};
3200	delete $INC{"cf/pod.pm"};	3741	delete $INC{"cf/pod.pm"};
3201		3742
3202	# don't, removes xs symbols, too,	3743	# don't, removes xs symbols, too,
3203	# and global variables created in xs	3744	# and global variables created in xs
3204	#Symbol::delete_package __PACKAGE__;	3745	#clear_package __PACKAGE__;
3205		3746
3206	warn "unload completed, starting to reload now";	3747	warn "unload completed, starting to reload now";
3207		3748
3208	warn "reloading cf.pm";	3749	warn "reloading cf.pm";
3209	require cf;	3750	require cf;
3210	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3751	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3211		3752
3212	warn "loading config and database again";	3753	warn "loading config and database again";
3213	cf::cfg_load;	3754	cf::reload_config;
3214		3755
3215	warn "loading extensions";	3756	warn "loading extensions";
3216	cf::load_extensions;	3757	cf::load_extensions;
3217		3758
		3759	if ($REATTACH_ON_RELOAD) {
3218	warn "reattaching attachments to objects/players";	3760	warn "reattaching attachments to objects/players";
3219	_global_reattach; # objects, sockets	3761	_global_reattach; # objects, sockets
3220	warn "reattaching attachments to maps";	3762	warn "reattaching attachments to maps";
3221	reattach $_ for values %MAP;	3763	reattach $_ for values %MAP;
3222	warn "reattaching attachments to players";	3764	warn "reattaching attachments to players";
3223	reattach $_ for values %PLAYER;	3765	reattach $_ for values %PLAYER;
		3766	}
3224		3767
		3768	warn "running post_init jobs";
		3769	(pop @POST_INIT)->(1) while @POST_INIT;
		3770
3225	warn "leaving sync_job";	3771	warn "leaving sync_job";
3226		3772
3227	1	3773	1
3228	} or do {	3774	} or do {
3229	warn $@;	3775	warn $@;
3230	warn "error while reloading, exiting.";	3776	cf::cleanup "error while reloading, exiting.";
3231	exit 1;
3232	};	3777	};
3233		3778
3234	warn "reloaded";	3779	warn "reloaded";
		3780	--$RELOAD;
		3781	}
		3782
		3783	$t1 = EV::time - $t1;
		3784	warn "reload completed in ${t1}s\n";
3235	};	3785	};
3236		3786
3237	our $RELOAD_WATCHER; # used only during reload	3787	our $RELOAD_WATCHER; # used only during reload
3238		3788
3239	sub reload_perl() {	3789	sub reload_perl() {
3240	# doing reload synchronously and two reloads happen back-to-back,	3790	# doing reload synchronously and two reloads happen back-to-back,
3241	# coro crashes during coro_state_free->destroy here.	3791	# coro crashes during coro_state_free->destroy here.
3242		3792
3243	$RELOAD_WATCHER ||= Event->timer (	3793	$RELOAD_WATCHER ||= cf::async {
3244	reentrant => 0,	3794	Coro::AIO::aio_wait cache_extensions;
3245	after => 0,	3795
3246	data => WF_AUTOCANCEL,	3796	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
3247	cb => sub {
3248	do_reload_perl;	3797	do_reload_perl;
3249	undef $RELOAD_WATCHER;	3798	undef $RELOAD_WATCHER;
3250	},	3799	};
3251	);	3800	};
3252	}	3801	}
3253		3802
3254	register_command "reload" => sub {	3803	register_command "reload" => sub {
3255	my ($who, $arg) = @_;	3804	my ($who, $arg) = @_;
3256		3805
3257	if ($who->flag (FLAG_WIZ)) {	3806	if ($who->flag (FLAG_WIZ)) {
3258	$who->message ("reloading server.");	3807	$who->message ("reloading server.");
		3808	async {
		3809	$Coro::current->{desc} = "perl_reload";
3259	async { reload_perl };	3810	reload_perl;
		3811	};
3260	}	3812	}
3261	};	3813	};
3262		3814
3263	unshift @INC, $LIBDIR;	3815	unshift @INC, $LIBDIR;
3264		3816
…		…
3266		3818
3267	our @WAIT_FOR_TICK;	3819	our @WAIT_FOR_TICK;
3268	our @WAIT_FOR_TICK_BEGIN;	3820	our @WAIT_FOR_TICK_BEGIN;
3269		3821
3270	sub wait_for_tick {	3822	sub wait_for_tick {
3271	return unless $TICK_WATCHER->is_active;
3272	return if $Coro::current == $Coro::main;	3823	return if tick_inhibit || $Coro::current == $Coro::main;
3273		3824
3274	my $signal = new Coro::Signal;	3825	my $signal = new Coro::Signal;
3275	push @WAIT_FOR_TICK, $signal;	3826	push @WAIT_FOR_TICK, $signal;
3276	$signal->wait;	3827	$signal->wait;
3277	}	3828	}
3278		3829
3279	sub wait_for_tick_begin {	3830	sub wait_for_tick_begin {
3280	return unless $TICK_WATCHER->is_active;
3281	return if $Coro::current == $Coro::main;	3831	return if tick_inhibit || $Coro::current == $Coro::main;
3282		3832
3283	my $signal = new Coro::Signal;	3833	my $signal = new Coro::Signal;
3284	push @WAIT_FOR_TICK_BEGIN, $signal;	3834	push @WAIT_FOR_TICK_BEGIN, $signal;
3285	$signal->wait;	3835	$signal->wait;
3286	}	3836	}
3287		3837
3288	my $min = 1e6;#d#	3838	sub tick {
3289	my $avg = 10;
3290	$TICK_WATCHER = Event->timer (
3291	reentrant => 0,
3292	parked => 1,
3293	prio => 0,
3294	at => $NEXT_TICK || $TICK,
3295	data => WF_AUTOCANCEL,
3296	cb => sub {
3297	if ($Coro::current != $Coro::main) {	3839	if ($Coro::current != $Coro::main) {
3298	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3840	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3299	unless ++$bug_warning > 10;	3841	unless ++$bug_warning > 10;
3300	return;	3842	return;
3301	}	3843	}
3302		3844
3303	$NOW = $tick_start = Event::time;
3304
3305	cf::server_tick; # one server iteration	3845	cf::server_tick; # one server iteration
3306		3846
3307	0 && sync_job {#d#	3847	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3308	for(1..10) {	3848	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3309	my $t = Event::time;	3849	Coro::async_pool {
3310	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3850	$Coro::current->{desc} = "runtime saver";
3311	or die;	3851	write_runtime_sync
3312		3852	or warn "ERROR: unable to write runtime file: $!";
3313	$map->width (50);
3314	$map->height (50);
3315	$map->alloc;
3316	$map->_load_objects ("/tmp/x.map", 1);
3317	my $t = Event::time - $t;
3318
3319	#next unless $t < 0.0013;#d#
3320	if ($t < $min) {
3321	$min = $t;
3322	}
3323	$avg = $avg * 0.99 + $t * 0.01;
3324	}
3325	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3326	exit 0;
3327	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3328	};	3853	};
		3854	}
3329		3855
3330	$RUNTIME += $TICK;
3331	$NEXT_TICK += $TICK;
3332
3333	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3334	$NEXT_RUNTIME_WRITE = $NOW + 10;
3335	Coro::async_pool {
3336	write_runtime
3337	or warn "ERROR: unable to write runtime file: $!";
3338	};
3339	}
3340
3341	# my $AFTER = Event::time;
3342	# warn $AFTER - $NOW;#d#
3343
3344	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3856	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3345	$sig->send;	3857	$sig->send;
3346	}	3858	}
3347	while (my $sig = shift @WAIT_FOR_TICK) {	3859	while (my $sig = shift @WAIT_FOR_TICK) {
3348	$sig->send;	3860	$sig->send;
3349	}	3861	}
3350		3862
3351	$NOW = Event::time;	3863	$LOAD = ($NOW - $TICK_START) / $TICK;
3352
3353	# if we are delayed by four ticks or more, skip them all
3354	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3355
3356	$TICK_WATCHER->at ($NEXT_TICK);
3357	$TICK_WATCHER->start;
3358
3359	$LOAD = ($NOW - $tick_start) / $TICK;
3360	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3864	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3361		3865
3362	_post_tick;	3866	if (0) {
3363		3867	if ($NEXT_TICK) {
3364		3868	my $jitter = $TICK_START - $NEXT_TICK;
		3869	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3870	warn "jitter $JITTER\n";#d#
		3871	}
3365	},	3872	}
3366	);	3873	}
3367		3874
3368	{	3875	{
3369	BDB::max_poll_time $TICK * 0.1;	3876	# configure BDB
3370	$BDB_POLL_WATCHER = Event->io (	3877
3371	reentrant => 0,
3372	fd => BDB::poll_fileno,
3373	poll => 'r',
3374	prio => 0,
3375	data => WF_AUTOCANCEL,
3376	cb => \&BDB::poll_cb,
3377	);
3378	BDB::min_parallel 8;	3878	BDB::min_parallel 8;
3379		3879	BDB::max_poll_reqs $TICK * 0.1;
3380	BDB::set_sync_prepare {	3880	$AnyEvent::BDB::WATCHER->priority (1);
3381	my $status;
3382	my $current = $Coro::current;
3383	(
3384	sub {
3385	$status = $!;
3386	$current->ready; undef $current;
3387	},
3388	sub {
3389	Coro::schedule while defined $current;
3390	$! = $status;
3391	},
3392	)
3393	};
3394		3881
3395	unless ($DB_ENV) {	3882	unless ($DB_ENV) {
3396	$DB_ENV = BDB::db_env_create;	3883	$DB_ENV = BDB::db_env_create;
		3884	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		3885	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3886	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		3887	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3888	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3397		3889
3398	cf::sync_job {	3890	cf::sync_job {
3399	eval {	3891	eval {
3400	BDB::db_env_open	3892	BDB::db_env_open
3401	$DB_ENV,	3893	$DB_ENV,
…		…
3403	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3895	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3404	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3896	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3405	0666;	3897	0666;
3406		3898
3407	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3899	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3408
3409	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3410	$DB_ENV->set_lk_detect;
3411	};	3900	};
3412		3901
3413	cf::cleanup "db_env_open(db): $@" if $@;	3902	cf::cleanup "db_env_open(db): $@" if $@;
3414	};	3903	};
3415	}	3904	}
		3905
		3906	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3907	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3908	};
		3909	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3910	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3911	};
		3912	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		3913	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3914	};
3416	}	3915	}
3417		3916
3418	{	3917	{
		3918	# configure IO::AIO
		3919
3419	IO::AIO::min_parallel 8;	3920	IO::AIO::min_parallel 8;
3420
3421	undef $Coro::AIO::WATCHER;
3422	IO::AIO::max_poll_time $TICK * 0.1;	3921	IO::AIO::max_poll_time $TICK * 0.1;
3423	$AIO_POLL_WATCHER = Event->io (	3922	undef $AnyEvent::AIO::WATCHER;
3424	reentrant => 0,
3425	data => WF_AUTOCANCEL,
3426	fd => IO::AIO::poll_fileno,
3427	poll => 'r',
3428	prio => 6,
3429	cb => \&IO::AIO::poll_cb,
3430	);
3431	}	3923	}
3432		3924
3433	my $_log_backtrace;	3925	my $_log_backtrace;
3434		3926
3435	sub _log_backtrace {	3927	sub _log_backtrace {
…		…
3438	$msg =~ s/\n//;	3930	$msg =~ s/\n//;
3439		3931
3440	# limit the # of concurrent backtraces	3932	# limit the # of concurrent backtraces
3441	if ($_log_backtrace < 2) {	3933	if ($_log_backtrace < 2) {
3442	++$_log_backtrace;	3934	++$_log_backtrace;
		3935	my $perl_bt = Carp::longmess $msg;
3443	async {	3936	async {
		3937	$Coro::current->{desc} = "abt $msg";
		3938
3444	my @bt = fork_call {	3939	my @bt = fork_call {
3445	@addr = map { sprintf "%x", $_ } @addr;	3940	@addr = map { sprintf "%x", $_ } @addr;
3446	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3941	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3447	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3942	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3448	or die "addr2line: $!";	3943	or die "addr2line: $!";
…		…
3456	}	3951	}
3457		3952
3458	@funcs	3953	@funcs
3459	};	3954	};
3460		3955
3461	LOG llevInfo, "[ABT] $msg\n";	3956	LOG llevInfo, "[ABT] $perl_bt\n";
		3957	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3462	LOG llevInfo, "[ABT] $_\n" for @bt;	3958	LOG llevInfo, "[ABT] $_\n" for @bt;
3463	--$_log_backtrace;	3959	--$_log_backtrace;
3464	};	3960	};
3465	} else {	3961	} else {
3466	LOG llevInfo, "[ABT] $msg\n";	3962	LOG llevInfo, "[ABT] $msg\n";

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