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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.329 by root, Fri Aug 10 05:38:16 2007 UTC vs.
Revision 1.449 by root, Sat Sep 20 00:09:27 2008 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify
		7	# it under the terms of the GNU General Public License as published by
		8	# the Free Software Foundation, either version 3 of the License, or
		9	# (at your option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the GNU General Public License
		17	# along with this program. If not, see <http://www.gnu.org/licenses/>.
		18	#
		19	# The authors can be reached via e-mail to <support@deliantra.net>
		20	#
		21
1	package cf;	22	package cf;
2		23
		24	use 5.10.0;
3	use utf8;	25	use utf8;
4	use strict;	26	use strict "vars", "subs";
5		27
6	use Symbol;	28	use Symbol;
7	use List::Util;	29	use List::Util;
8	use Socket;	30	use Socket;
9	use Storable;	31	use EV;
10	use Event;
11	use Opcode;	32	use Opcode;
12	use Safe;	33	use Safe;
13	use Safe::Hole;	34	use Safe::Hole;
		35	use Storable ();
14		36
15	use Coro 3.61 ();	37	use Coro ();
16	use Coro::State;	38	use Coro::State;
17	use Coro::Handle;	39	use Coro::Handle;
		40	use Coro::EV;
18	use Coro::Event;	41	use Coro::AnyEvent;
19	use Coro::Timer;	42	use Coro::Timer;
20	use Coro::Signal;	43	use Coro::Signal;
21	use Coro::Semaphore;	44	use Coro::Semaphore;
		45	use Coro::AnyEvent;
22	use Coro::AIO;	46	use Coro::AIO;
		47	use Coro::BDB 1.6;
23	use Coro::Storable;	48	use Coro::Storable;
		49	use Coro::Util ();
24		50
25	use JSON::XS 1.4 ();	51	use JSON::XS 2.01 ();
26	use BDB ();	52	use BDB ();
27	use Data::Dumper;	53	use Data::Dumper;
28	use Digest::MD5;	54	use Digest::MD5;
29	use Fcntl;	55	use Fcntl;
30	use YAML::Syck ();	56	use YAML ();
31	use IO::AIO 2.32 ();	57	use IO::AIO ();
32	use Time::HiRes;	58	use Time::HiRes;
33	use Compress::LZF;	59	use Compress::LZF;
34	use Digest::MD5 ();	60	use Digest::MD5 ();
		61
		62	AnyEvent::detect;
35		63
36	# configure various modules to our taste	64	# configure various modules to our taste
37	#	65	#
38	$Storable::canonical = 1; # reduce rsync transfers	66	$Storable::canonical = 1; # reduce rsync transfers
39	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";
40	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
41
42	$Event::Eval = 1; # no idea why this is required, but it is
43
44	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
45	$YAML::Syck::ImplicitUnicode = 1;
46
47	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
48		74
49	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	75	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
50		76
51	our %COMMAND = ();	77	our %COMMAND = ();
52	our %COMMAND_TIME = ();	78	our %COMMAND_TIME = ();
…		…
58	our %EXT_MAP = (); # pluggable maps	84	our %EXT_MAP = (); # pluggable maps
59		85
60	our $RELOAD; # number of reloads so far	86	our $RELOAD; # number of reloads so far
61	our @EVENT;	87	our @EVENT;
62		88
63	our $CONFDIR = confdir;	89	our $CONFDIR = confdir;
64	our $DATADIR = datadir;	90	our $DATADIR = datadir;
65	our $LIBDIR = "$DATADIR/ext";	91	our $LIBDIR = "$DATADIR/ext";
66	our $PODDIR = "$DATADIR/pod";	92	our $PODDIR = "$DATADIR/pod";
67	our $MAPDIR = "$DATADIR/" . mapdir;	93	our $MAPDIR = "$DATADIR/" . mapdir;
68	our $LOCALDIR = localdir;	94	our $LOCALDIR = localdir;
69	our $TMPDIR = "$LOCALDIR/" . tmpdir;	95	our $TMPDIR = "$LOCALDIR/" . tmpdir;
70	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	96	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
71	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	97	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
72	our $RANDOMDIR = "$LOCALDIR/random";	98	our $RANDOMDIR = "$LOCALDIR/random";
73	our $BDBDIR = "$LOCALDIR/db";	99	our $BDBDIR = "$LOCALDIR/db";
		100	our $PIDFILE = "$LOCALDIR/pid";
		101	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		102
		103	our %RESOURCE;
74		104
75	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	105	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
76	our $TICK_WATCHER;
77	our $AIO_POLL_WATCHER;
78	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	106	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
79	our $NEXT_TICK;	107	our $NEXT_TICK;
80	our $NOW;
81	our $USE_FSYNC = 1; # use fsync to write maps - default off	108	our $USE_FSYNC = 1; # use fsync to write maps - default off
82		109
		110	our $BDB_DEADLOCK_WATCHER;
		111	our $BDB_CHECKPOINT_WATCHER;
83	our $BDB_POLL_WATCHER;	112	our $BDB_TRICKLE_WATCHER;
84	our $DB_ENV;	113	our $DB_ENV;
85		114
86	our %CFG;	115	our %CFG;
87		116
88	our $UPTIME; $UPTIME ||= time;	117	our $UPTIME; $UPTIME ||= time;
89	our $RUNTIME;	118	our $RUNTIME;
		119	our $NOW;
90		120
91	our %PLAYER; # all users	121	our (%PLAYER, %PLAYER_LOADING); # all users
92	our %MAP; # all maps	122	our (%MAP, %MAP_LOADING ); # all maps
93	our $LINK_MAP; # the special {link} map, which is always available	123	our $LINK_MAP; # the special {link} map, which is always available
94		124
95	# 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 ∕
96	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	126	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
97		127
98	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)
99	our $LOADAVG; # same thing, but with alpha-smoothing	129	our $LOADAVG; # same thing, but with alpha-smoothing
		130	our $JITTER; # average jitter
100	our $tick_start; # for load detecting purposes	131	our $TICK_START; # for load detecting purposes
101		132
102	binmode STDOUT;	133	binmode STDOUT;
103	binmode STDERR;	134	binmode STDERR;
104		135
105	# read virtual server time, if available	136	# read virtual server time, if available
106	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	137	unless ($RUNTIME || !-e $RUNTIMEFILE) {
107	open my $fh, "<", "$LOCALDIR/runtime"	138	open my $fh, "<", $RUNTIMEFILE
108	or die "unable to read runtime file: $!";	139	or die "unable to read $RUNTIMEFILE file: $!";
109	$RUNTIME = <$fh> + 0.;	140	$RUNTIME = <$fh> + 0.;
110	}	141	}
111		142
112	mkdir $_	143	mkdir $_
113	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	144	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
…		…
158		189
159	The raw value load value from the last tick.	190	The raw value load value from the last tick.
160		191
161	=item %cf::CFG	192	=item %cf::CFG
162		193
163	Configuration for the server, loaded from C</etc/crossfire/config>, or	194	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
164	from wherever your confdir points to.	195	from wherever your confdir points to.
165		196
166	=item cf::wait_for_tick, cf::wait_for_tick_begin	197	=item cf::wait_for_tick, cf::wait_for_tick_begin
167		198
168	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	199	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
…		…
186	$msg .= "\n"	217	$msg .= "\n"
187	unless $msg =~ /\n$/;	218	unless $msg =~ /\n$/;
188		219
189	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	220	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
190		221
191	utf8::encode $msg;
192	LOG llevError, $msg;	222	LOG llevError, $msg;
193	};	223	};
194	}	224	}
		225
		226	$Coro::State::DIEHOOK = sub {
		227	return unless $^S eq 0; # "eq", not "=="
		228
		229	if ($Coro::current == $Coro::main) {#d#
		230	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		231	return;#d#
		232	}#d#
		233
		234	# kill coroutine otherwise
		235	warn Carp::longmess $_[0];
		236	Coro::terminate
		237	};
		238
		239	$SIG{__DIE__} = sub { }; #d#?
195		240
196	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	241	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
197	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	242	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
198	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	243	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
199	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	244	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
206	for my $pkg (qw(	251	for my $pkg (qw(
207	cf::global cf::attachable	252	cf::global cf::attachable
208	cf::object cf::object::player	253	cf::object cf::object::player
209	cf::client cf::player	254	cf::client cf::player
210	cf::arch cf::living	255	cf::arch cf::living
		256	cf::map cf::mapspace
211	cf::map cf::party cf::region	257	cf::party cf::region
212	)) {	258	)) {
213	no strict 'refs';
214	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	259	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
215	}	260	}
216		261
217	$Event::DIED = sub {	262	$EV::DIED = sub {
218	warn "error in event callback: @_";	263	warn "error in event callback: @_";
219	};	264	};
220		265
221	#############################################################################	266	#############################################################################
222		267
…		…
245	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	290	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
246	$d	291	$d
247	} || "[unable to dump $_[0]: '$@']";	292	} || "[unable to dump $_[0]: '$@']";
248	}	293	}
249		294
250	=item $ref = cf::from_json $json	295	=item $ref = cf::decode_json $json
251		296
252	Converts a JSON string into the corresponding perl data structure.	297	Converts a JSON string into the corresponding perl data structure.
253		298
254	=item $json = cf::to_json $ref	299	=item $json = cf::encode_json $ref
255		300
256	Converts a perl data structure into its JSON representation.	301	Converts a perl data structure into its JSON representation.
257		302
258	=cut	303	=cut
259		304
260	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	305	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
261		306
262	sub to_json ($) { $json_coder->encode ($_[0]) }	307	sub encode_json($) { $json_coder->encode ($_[0]) }
263	sub from_json ($) { $json_coder->decode ($_[0]) }	308	sub decode_json($) { $json_coder->decode ($_[0]) }
264		309
265	=item cf::lock_wait $string	310	=item cf::lock_wait $string
266		311
267	Wait until the given lock is available. See cf::lock_acquire.	312	Wait until the given lock is available. See cf::lock_acquire.
268		313
…		…
271	Wait until the given lock is available and then acquires it and returns	316	Wait until the given lock is available and then acquires it and returns
272	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	317	a Coro::guard object. If the guard object gets destroyed (goes out of scope,
273	for example when the coroutine gets canceled), the lock is automatically	318	for example when the coroutine gets canceled), the lock is automatically
274	returned.	319	returned.
275		320
		321	Locks are *not* recursive, locking from the same coro twice results in a
		322	deadlocked coro.
		323
276	Lock names should begin with a unique identifier (for example, cf::map::find	324	Lock names should begin with a unique identifier (for example, cf::map::find
277	uses map_find and cf::map::load uses map_load).	325	uses map_find and cf::map::load uses map_load).
278		326
279	=item $locked = cf::lock_active $string	327	=item $locked = cf::lock_active $string
280		328
281	Return true if the lock is currently active, i.e. somebody has locked it.	329	Return true if the lock is currently active, i.e. somebody has locked it.
282		330
283	=cut	331	=cut
284		332
285	our %LOCK;	333	our %LOCK;
		334	our %LOCKER;#d#
286		335
287	sub lock_wait($) {	336	sub lock_wait($) {
288	my ($key) = @_;	337	my ($key) = @_;
		338
		339	if ($LOCKER{$key} == $Coro::current) {#d#
		340	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
		341	return;#d#
		342	}#d#
289		343
290	# wait for lock, if any	344	# wait for lock, if any
291	while ($LOCK{$key}) {	345	while ($LOCK{$key}) {
292	push @{ $LOCK{$key} }, $Coro::current;	346	push @{ $LOCK{$key} }, $Coro::current;
293	Coro::schedule;	347	Coro::schedule;
…		…
299		353
300	# wait, to be sure we are not locked	354	# wait, to be sure we are not locked
301	lock_wait $key;	355	lock_wait $key;
302		356
303	$LOCK{$key} = [];	357	$LOCK{$key} = [];
		358	$LOCKER{$key} = $Coro::current;#d#
304		359
305	Coro::guard {	360	Coro::guard {
		361	delete $LOCKER{$key};#d#
306	# wake up all waiters, to be on the safe side	362	# wake up all waiters, to be on the safe side
307	$_->ready for @{ delete $LOCK{$key} };	363	$_->ready for @{ delete $LOCK{$key} };
308	}	364	}
309	}	365	}
310		366
…		…
313		369
314	! ! $LOCK{$key}	370	! ! $LOCK{$key}
315	}	371	}
316		372
317	sub freeze_mainloop {	373	sub freeze_mainloop {
318	return unless $TICK_WATCHER->is_active;	374	tick_inhibit_inc;
319		375
320	my $guard = Coro::guard {	376	Coro::guard \&tick_inhibit_dec;
321	$TICK_WATCHER->start;	377	}
322	};	378
323	$TICK_WATCHER->stop;	379	=item cf::periodic $interval, $cb
324	$guard	380
		381	Like EV::periodic, but randomly selects a starting point so that the actions
		382	get spread over timer.
		383
		384	=cut
		385
		386	sub periodic($$) {
		387	my ($interval, $cb) = @_;
		388
		389	my $start = rand List::Util::min 180, $interval;
		390
		391	EV::periodic $start, $interval, 0, $cb
325	}	392	}
326		393
327	=item cf::get_slot $time[, $priority[, $name]]	394	=item cf::get_slot $time[, $priority[, $name]]
328		395
329	Allocate $time seconds of blocking CPU time at priority C<$priority>:	396	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
340	our @SLOT_QUEUE;	407	our @SLOT_QUEUE;
341	our $SLOT_QUEUE;	408	our $SLOT_QUEUE;
342		409
343	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	410	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
344	$SLOT_QUEUE = Coro::async {	411	$SLOT_QUEUE = Coro::async {
		412	$Coro::current->desc ("timeslot manager");
		413
345	my $signal = new Coro::Signal;	414	my $signal = new Coro::Signal;
346		415
347	while () {	416	while () {
348	next_job:	417	next_job:
349	my $avail = cf::till_tick;	418	my $avail = cf::till_tick;
…		…
357	}	426	}
358	}	427	}
359	}	428	}
360		429
361	if (@SLOT_QUEUE) {	430	if (@SLOT_QUEUE) {
362	# we do not use wait_For_tick() as it returns immediately when tick is inactive	431	# we do not use wait_for_tick() as it returns immediately when tick is inactive
363	push @cf::WAIT_FOR_TICK, $signal;	432	push @cf::WAIT_FOR_TICK, $signal;
364	$signal->wait;	433	$signal->wait;
365	} else {	434	} else {
366	Coro::schedule;	435	Coro::schedule;
367	}	436	}
368	}	437	}
369	};	438	};
370		439
371	sub get_slot($;$$) {	440	sub get_slot($;$$) {
		441	return if tick_inhibit || $Coro::current == $Coro::main;
		442
372	my ($time, $pri, $name) = @_;	443	my ($time, $pri, $name) = @_;
373		444
374	$time = $TICK * .6 if $time > $TICK * .6;	445	$time = $TICK * .6 if $time > $TICK * .6;
375	my $sig = new Coro::Signal;	446	my $sig = new Coro::Signal;
376		447
…		…
390		461
391	BEGIN { *async = \&Coro::async_pool }	462	BEGIN { *async = \&Coro::async_pool }
392		463
393	=item cf::sync_job { BLOCK }	464	=item cf::sync_job { BLOCK }
394		465
395	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	466	The design of Deliantra requires that the main coroutine ($Coro::main)
396	is always able to handle events or runnable, as Crossfire TRT is only	467	is always able to handle events or runnable, as Deliantra is only
397	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	468	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
398	acceptable.	469	acceptable.
399		470
400	If it must be done, put the blocking parts into C<sync_job>. This will run	471	If it must be done, put the blocking parts into C<sync_job>. This will run
401	the given BLOCK in another coroutine while waiting for the result. The	472	the given BLOCK in another coroutine while waiting for the result. The
…		…
406		477
407	sub sync_job(&) {	478	sub sync_job(&) {
408	my ($job) = @_;	479	my ($job) = @_;
409		480
410	if ($Coro::current == $Coro::main) {	481	if ($Coro::current == $Coro::main) {
411	my $time = Event::time;	482	my $time = EV::time;
412		483
413	# this is the main coro, too bad, we have to block	484	# this is the main coro, too bad, we have to block
414	# till the operation succeeds, freezing the server :/	485	# till the operation succeeds, freezing the server :/
415		486
416	# TODO: use suspend/resume instead	487	LOG llevError, Carp::longmess "sync job";#d#
417	# (but this is cancel-safe)	488
418	my $freeze_guard = freeze_mainloop;	489	my $freeze_guard = freeze_mainloop;
419		490
420	my $busy = 1;	491	my $busy = 1;
421	my @res;	492	my @res;
422		493
423	(async {	494	(async {
		495	$Coro::current->desc ("sync job coro");
424	@res = eval { $job->() };	496	@res = eval { $job->() };
425	warn $@ if $@;	497	warn $@ if $@;
426	undef $busy;	498	undef $busy;
427	})->prio (Coro::PRIO_MAX);	499	})->prio (Coro::PRIO_MAX);
428		500
429	while ($busy) {	501	while ($busy) {
430	Coro::cede or Event::one_event;	502	if (Coro::nready) {
		503	Coro::cede_notself;
		504	} else {
		505	EV::loop EV::LOOP_ONESHOT;
431	}	506	}
		507	}
432		508
433	$time = Event::time - $time;	509	my $time = EV::time - $time;
434		510
435	LOG llevError | logBacktrace, Carp::longmess "long sync job"
436	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
437
438	$tick_start += $time; # do not account sync jobs to server load	511	$TICK_START += $time; # do not account sync jobs to server load
439		512
440	wantarray ? @res : $res[0]	513	wantarray ? @res : $res[0]
441	} else {	514	} else {
442	# we are in another coroutine, how wonderful, everything just works	515	# we are in another coroutine, how wonderful, everything just works
443		516
…		…
468	=item fork_call { }, $args	541	=item fork_call { }, $args
469		542
470	Executes the given code block with the given arguments in a seperate	543	Executes the given code block with the given arguments in a seperate
471	process, returning the results. Everything must be serialisable with	544	process, returning the results. Everything must be serialisable with
472	Coro::Storable. May, of course, block. Note that the executed sub may	545	Coro::Storable. May, of course, block. Note that the executed sub may
473	never block itself or use any form of Event handling.	546	never block itself or use any form of event handling.
474		547
475	=cut	548	=cut
476
477	sub _store_scalar {
478	open my $fh, ">", \my $buf
479	or die "fork_call: cannot open fh-to-buf in child : $!";
480	Storable::store_fd $_[0], $fh;
481	close $fh;
482
483	$buf
484	}
485		549
486	sub fork_call(&@) {	550	sub fork_call(&@) {
487	my ($cb, @args) = @_;	551	my ($cb, @args) = @_;
488		552
489	# socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC	553	# we seemingly have to make a local copy of the whole thing,
490	# or die "socketpair: $!";	554	# otherwise perl prematurely frees the stuff :/
491	pipe my $fh1, my $fh2	555	# TODO: investigate and fix (likely this will be rather laborious)
492	or die "pipe: $!";
493		556
494	if (my $pid = fork) {	557	my @res = Coro::Util::fork_eval {
495	close $fh2;
496
497	my $res = (Coro::Handle::unblock $fh1)->readline (undef);
498	warn "pst<$res>" unless $res =~ /^pst/;
499	$res = Coro::Storable::thaw $res;
500
501	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave
502
503	Carp::confess $$res unless "ARRAY" eq ref $res;
504
505	return wantarray ? @$res : $res->[-1];
506	} else {
507	reset_signals;	558	reset_signals;
508	local $SIG{__WARN__};	559	&$cb
509	local $SIG{__DIE__};	560	}, @args;
510	# just in case, this hack effectively disables event
511	# in the child. cleaner and slower would be canceling all watchers,
512	# but this works for the time being.
513	local $Coro::idle;
514	$Coro::current->prio (Coro::PRIO_MAX);
515		561
516	eval {	562	wantarray ? @res : $res[-1]
517	close $fh1;	563	}
518		564
519	my @res = eval { $cb->(@args) };	565	=item $coin = coin_from_name $name
520		566
521	syswrite $fh2, _store_scalar $@ ? \"$@" : \@res;	567	=cut
522	close $fh2;
523	};
524		568
525	warn $@ if $@;	569	our %coin_alias = (
526	_exit 0;	570	"silver" => "silvercoin",
527	}	571	"silvercoin" => "silvercoin",
		572	"silvercoins" => "silvercoin",
		573	"gold" => "goldcoin",
		574	"goldcoin" => "goldcoin",
		575	"goldcoins" => "goldcoin",
		576	"platinum" => "platinacoin",
		577	"platinumcoin" => "platinacoin",
		578	"platinumcoins" => "platinacoin",
		579	"platina" => "platinacoin",
		580	"platinacoin" => "platinacoin",
		581	"platinacoins" => "platinacoin",
		582	"royalty" => "royalty",
		583	"royalties" => "royalty",
		584	);
		585
		586	sub coin_from_name($) {
		587	$coin_alias{$_[0]}
		588	? cf::arch::find $coin_alias{$_[0]}
		589	: undef
528	}	590	}
529		591
530	=item $value = cf::db_get $family => $key	592	=item $value = cf::db_get $family => $key
531		593
532	Returns a single value from the environment database.	594	Returns a single value from the environment database.
…		…
534	=item cf::db_put $family => $key => $value	596	=item cf::db_put $family => $key => $value
535		597
536	Stores the given C<$value> in the family. It can currently store binary	598	Stores the given C<$value> in the family. It can currently store binary
537	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	599	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
538		600
		601	=item $db = cf::db_table "name"
		602
		603	Create and/or open a new database table. The string must not be "db" and must be unique
		604	within each server.
		605
539	=cut	606	=cut
		607
		608	sub db_table($) {
		609	my ($name) = @_;
		610	my $db = BDB::db_create $DB_ENV;
		611
		612	eval {
		613	$db->set_flags (BDB::CHKSUM);
		614
		615	utf8::encode $name;
		616	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		617	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		618	cf::cleanup "db_open(db): $!" if $!;
		619	};
		620	cf::cleanup "db_open(db): $@" if $@;
		621
		622	$db
		623	}
540		624
541	our $DB;	625	our $DB;
542		626
543	sub db_init {	627	sub db_init {
544	unless ($DB) {
545	$DB = BDB::db_create $DB_ENV;
546
547	cf::sync_job {	628	cf::sync_job {
548	eval {	629	$DB ||= db_table "db";
549	$DB->set_flags (BDB::CHKSUM);
550
551	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
552	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
553	cf::cleanup "db_open(db): $!" if $!;
554	};
555	cf::cleanup "db_open(db): $@" if $@;
556	};
557	}	630	};
558	}	631	}
559		632
560	sub db_get($$) {	633	sub db_get($$) {
561	my $key = "$_[0]/$_[1]";	634	my $key = "$_[0]/$_[1]";
562		635
…		…
612	if (1) {	685	if (1) {
613	$md5 =	686	$md5 =
614	join "\x00",	687	join "\x00",
615	$processversion,	688	$processversion,
616	map {	689	map {
617	Coro::cede;	690	cf::cede_to_tick;
618	($src->[$_], Digest::MD5::md5_hex $data[$_])	691	($src->[$_], Digest::MD5::md5_hex $data[$_])
619	} 0.. $#$src;	692	} 0.. $#$src;
620		693
621		694
622	my $dbmd5 = db_get cache => "$id/md5";	695	my $dbmd5 = db_get cache => "$id/md5";
…		…
660		733
661	#############################################################################	734	#############################################################################
662		735
663	=head2 ATTACHABLE OBJECTS	736	=head2 ATTACHABLE OBJECTS
664		737
665	Many objects in crossfire are so-called attachable objects. That means you can	738	Many objects in deliantra are so-called attachable objects. That means you can
666	attach callbacks/event handlers (a collection of which is called an "attachment")	739	attach callbacks/event handlers (a collection of which is called an "attachment")
667	to it. All such attachable objects support the following methods.	740	to it. All such attachable objects support the following methods.
668		741
669	In the following description, CLASS can be any of C<global>, C<object>	742	In the following description, CLASS can be any of C<global>, C<object>
670	C<player>, C<client> or C<map> (i.e. the attachable objects in	743	C<player>, C<client> or C<map> (i.e. the attachable objects in
671	Crossfire TRT).	744	Deliantra).
672		745
673	=over 4	746	=over 4
674		747
675	=item $attachable->attach ($attachment, key => $value...)	748	=item $attachable->attach ($attachment, key => $value...)
676		749
…		…
720	=item cf::CLASS::attachment $name, ...	793	=item cf::CLASS::attachment $name, ...
721		794
722	Register an attachment by C<$name> through which attachable objects of the	795	Register an attachment by C<$name> through which attachable objects of the
723	given CLASS can refer to this attachment.	796	given CLASS can refer to this attachment.
724		797
725	Some classes such as crossfire maps and objects can specify attachments	798	Some classes such as deliantra maps and objects can specify attachments
726	that are attached at load/instantiate time, thus the need for a name.	799	that are attached at load/instantiate time, thus the need for a name.
727		800
728	These calls expect any number of the following handler/hook descriptions:	801	These calls expect any number of the following handler/hook descriptions:
729		802
730	=over 4	803	=over 4
…		…
958	}	1031	}
959		1032
960	0	1033	0
961	}	1034	}
962		1035
963	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1036	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
964		1037
965	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1038	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
966		1039
967	Generate an object-specific event with the given arguments.	1040	Generate an object-specific event with the given arguments.
968		1041
…		…
974		1047
975	=cut	1048	=cut
976		1049
977	#############################################################################	1050	#############################################################################
978	# object support	1051	# object support
979	#
980		1052
		1053	sub _object_equal($$);
		1054	sub _object_equal($$) {
		1055	my ($a, $b) = @_;
		1056
		1057	return 0 unless (ref $a) eq (ref $b);
		1058
		1059	if ("HASH" eq ref $a) {
		1060	my @ka = keys %$a;
		1061	my @kb = keys %$b;
		1062
		1063	return 0 if @ka != @kb;
		1064
		1065	for (0 .. $#ka) {
		1066	return 0 unless $ka[$_] eq $kb[$_];
		1067	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1068	}
		1069
		1070	} elsif ("ARRAY" eq ref $a) {
		1071
		1072	return 0 if @$a != @$b;
		1073
		1074	for (0 .. $#$a) {
		1075	return 0 unless _object_equal $a->[$_], $b->[$_];
		1076	}
		1077
		1078	} elsif ($a ne $b) {
		1079	return 0;
		1080	}
		1081
		1082	1
		1083	}
		1084
		1085	our $SLOW_MERGES;#d#
981	sub _can_merge {	1086	sub _can_merge {
982	my ($ob1, $ob2) = @_;	1087	my ($ob1, $ob2) = @_;
983		1088
984	local $Storable::canonical = 1;	1089	++$SLOW_MERGES;#d#
985	my $fob1 = Storable::freeze $ob1;
986	my $fob2 = Storable::freeze $ob2;
987		1090
988	$fob1 eq $fob2	1091	# we do the slow way here
		1092	return _object_equal $ob1, $ob2
989	}	1093	}
990		1094
991	sub reattach {	1095	sub reattach {
992	# basically do the same as instantiate, without calling instantiate	1096	# basically do the same as instantiate, without calling instantiate
993	my ($obj) = @_;	1097	my ($obj) = @_;
994		1098
		1099	# no longer needed after getting rid of delete_package?
995	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1100	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
996		1101
997	my $registry = $obj->registry;	1102	my $registry = $obj->registry;
998		1103
999	@$registry = ();	1104	@$registry = ();
1000		1105
…		…
1015	cf::attachable->attach (	1120	cf::attachable->attach (
1016	prio => -1000000,	1121	prio => -1000000,
1017	on_instantiate => sub {	1122	on_instantiate => sub {
1018	my ($obj, $data) = @_;	1123	my ($obj, $data) = @_;
1019		1124
1020	$data = from_json $data;	1125	$data = decode_json $data;
1021		1126
1022	for (@$data) {	1127	for (@$data) {
1023	my ($name, $args) = @$_;	1128	my ($name, $args) = @$_;
1024		1129
1025	$obj->attach ($name, %{$args || {} });	1130	$obj->attach ($name, %{$args || {} });
…		…
1041	sub object_freezer_save {	1146	sub object_freezer_save {
1042	my ($filename, $rdata, $objs) = @_;	1147	my ($filename, $rdata, $objs) = @_;
1043		1148
1044	sync_job {	1149	sync_job {
1045	if (length $$rdata) {	1150	if (length $$rdata) {
		1151	utf8::decode (my $decname = $filename);
1046	warn sprintf "saving %s (%d,%d)\n",	1152	warn sprintf "saving %s (%d,%d)\n",
1047	$filename, length $$rdata, scalar @$objs;	1153	$decname, length $$rdata, scalar @$objs;
1048		1154
1049	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1155	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1050	chmod SAVE_MODE, $fh;	1156	aio_chmod $fh, SAVE_MODE;
1051	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1157	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1052	aio_fsync $fh if $cf::USE_FSYNC;	1158	aio_fsync $fh if $cf::USE_FSYNC;
1053	close $fh;	1159	aio_close $fh;
1054		1160
1055	if (@$objs) {	1161	if (@$objs) {
1056	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1162	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1057	chmod SAVE_MODE, $fh;	1163	aio_chmod $fh, SAVE_MODE;
1058	my $data = Storable::nfreeze { version => 1, objs => $objs };	1164	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1059	aio_write $fh, 0, (length $data), $data, 0;	1165	aio_write $fh, 0, (length $data), $data, 0;
1060	aio_fsync $fh if $cf::USE_FSYNC;	1166	aio_fsync $fh if $cf::USE_FSYNC;
1061	close $fh;	1167	aio_close $fh;
1062	aio_rename "$filename.pst~", "$filename.pst";	1168	aio_rename "$filename.pst~", "$filename.pst";
1063	}	1169	}
1064	} else {	1170	} else {
1065	aio_unlink "$filename.pst";	1171	aio_unlink "$filename.pst";
1066	}	1172	}
…		…
1071	}	1177	}
1072	} else {	1178	} else {
1073	aio_unlink $filename;	1179	aio_unlink $filename;
1074	aio_unlink "$filename.pst";	1180	aio_unlink "$filename.pst";
1075	}	1181	}
1076	}	1182	};
1077	}	1183	}
1078		1184
1079	sub object_freezer_as_string {	1185	sub object_freezer_as_string {
1080	my ($rdata, $objs) = @_;	1186	my ($rdata, $objs) = @_;
1081		1187
…		…
1093	or return;	1199	or return;
1094		1200
1095	unless (aio_stat "$filename.pst") {	1201	unless (aio_stat "$filename.pst") {
1096	(aio_load "$filename.pst", $av) >= 0	1202	(aio_load "$filename.pst", $av) >= 0
1097	or return;	1203	or return;
		1204
1098	$av = eval { (Storable::thaw $av)->{objs} };	1205	my $st = eval { Coro::Storable::thaw $av };
		1206	$av = $st->{objs};
1099	}	1207	}
1100		1208
		1209	utf8::decode (my $decname = $filename);
1101	warn sprintf "loading %s (%d)\n",	1210	warn sprintf "loading %s (%d,%d)\n",
1102	$filename, length $data, scalar @{$av || []};	1211	$decname, length $data, scalar @{$av || []};
		1212
1103	return ($data, $av);	1213	($data, $av)
1104	}	1214	}
1105		1215
1106	=head2 COMMAND CALLBACKS	1216	=head2 COMMAND CALLBACKS
1107		1217
1108	=over 4	1218	=over 4
…		…
1186	my ($type, $reply, @payload) =	1296	my ($type, $reply, @payload) =
1187	"ARRAY" eq ref $msg	1297	"ARRAY" eq ref $msg
1188	? @$msg	1298	? @$msg
1189	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove	1299	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1190		1300
		1301	my @reply;
		1302
1191	if (my $cb = $EXTCMD{$type}) {	1303	if (my $cb = $EXTCMD{$type}) {
1192	my @reply = $cb->($pl, @payload);	1304	@reply = $cb->($pl, @payload);
1193
1194	$pl->ext_reply ($reply, @reply)
1195	if $reply;
1196	}	1305	}
		1306
		1307	$pl->ext_reply ($reply, @reply)
		1308	if $reply;
		1309
1197	} else {	1310	} else {
1198	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1311	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1199	}	1312	}
1200		1313
1201	cf::override;	1314	cf::override;
…		…
1228		1341
1229	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1342	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1230	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1343	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1231		1344
1232	$ext{source} =	1345	$ext{source} =
1233	"package $pkg; use strict; use utf8;\n"	1346	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1234	. "#line 1 \"$path\"\n{\n"	1347	. "#line 1 \"$path\"\n{\n"
1235	. $source	1348	. $source
1236	. "\n};\n1";	1349	. "\n};\n1";
1237		1350
1238	$todo{$base} = \%ext;	1351	$todo{$base} = \%ext;
…		…
1254	my $msg = $@ ? "$v->{path}: $@\n"	1367	my $msg = $@ ? "$v->{path}: $@\n"
1255	: "$v->{base}: extension inactive.\n";	1368	: "$v->{base}: extension inactive.\n";
1256		1369
1257	if (exists $v->{meta}{mandatory}) {	1370	if (exists $v->{meta}{mandatory}) {
1258	warn $msg;	1371	warn $msg;
1259	warn "mandatory extension failed to load, exiting.\n";	1372	cf::cleanup "mandatory extension failed to load, exiting.";
1260	exit 1;
1261	}	1373	}
1262		1374
1263	warn $msg;	1375	warn $msg;
1264	}	1376	}
1265		1377
…		…
1279		1391
1280	=back	1392	=back
1281		1393
1282	=head2 CORE EXTENSIONS	1394	=head2 CORE EXTENSIONS
1283		1395
1284	Functions and methods that extend core crossfire objects.	1396	Functions and methods that extend core deliantra objects.
1285		1397
1286	=cut	1398	=cut
1287		1399
1288	package cf::player;	1400	package cf::player;
1289		1401
1290	use Coro::AIO;	1402	use Coro::AIO;
1291		1403
1292	=head3 cf::player	1404	=head3 cf::player
1293		1405
1294	=over 4	1406	=over 4
		1407
		1408	=item cf::player::num_playing
		1409
		1410	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1411
		1412	=cut
		1413
		1414	sub num_playing {
		1415	scalar grep
		1416	$_->ob->map
		1417	&& !$_->hidden
		1418	&& !$_->ob->flag (cf::FLAG_WIZ),
		1419	cf::player::list
		1420	}
1295		1421
1296	=item cf::player::find $login	1422	=item cf::player::find $login
1297		1423
1298	Returns the given player object, loading it if necessary (might block).	1424	Returns the given player object, loading it if necessary (might block).
1299		1425
…		…
1335	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1461	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1336	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1462	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1337	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1463	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1338	aio_unlink +(playerdir $login) . "/$login.pl";	1464	aio_unlink +(playerdir $login) . "/$login.pl";
1339		1465
1340	my $pl = load_pl path $login	1466	my $f = new_from_file cf::object::thawer path $login
1341	or return;	1467	or return;
		1468
		1469	my $pl = cf::player::load_pl $f
		1470	or return;
		1471
		1472	local $cf::PLAYER_LOADING{$login} = $pl;
		1473	$f->resolve_delayed_derefs;
1342	$cf::PLAYER{$login} = $pl	1474	$cf::PLAYER{$login} = $pl
1343	}	1475	}
1344	}	1476	}
1345	}	1477	}
1346		1478
…		…
1355	return if $pl->{deny_save};	1487	return if $pl->{deny_save};
1356		1488
1357	aio_mkdir playerdir $pl, 0770;	1489	aio_mkdir playerdir $pl, 0770;
1358	$pl->{last_save} = $cf::RUNTIME;	1490	$pl->{last_save} = $cf::RUNTIME;
1359		1491
		1492	cf::get_slot 0.01;
		1493
1360	$pl->save_pl ($path);	1494	$pl->save_pl ($path);
1361	Coro::cede;	1495	cf::cede_to_tick;
1362	}	1496	}
1363		1497
1364	sub new($) {	1498	sub new($) {
1365	my ($login) = @_;	1499	my ($login) = @_;
1366		1500
…		…
1395	my ($pl) = @_;	1529	my ($pl) = @_;
1396		1530
1397	my $name = $pl->ob->name;	1531	my $name = $pl->ob->name;
1398		1532
1399	$pl->{deny_save} = 1;	1533	$pl->{deny_save} = 1;
1400	$pl->password ("*"); # this should lock out the player until we nuked the dir	1534	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1401		1535
1402	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1536	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1403	$pl->deactivate;	1537	$pl->deactivate;
		1538	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1539	$pl->ob->check_score;
1404	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1540	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1405	$pl->ns->destroy if $pl->ns;	1541	$pl->ns->destroy if $pl->ns;
1406		1542
1407	my $path = playerdir $pl;	1543	my $path = playerdir $pl;
1408	my $temp = "$path~$cf::RUNTIME~deleting~";	1544	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1444	or return [];	1580	or return [];
1445		1581
1446	my @logins;	1582	my @logins;
1447		1583
1448	for my $login (@$dirs) {	1584	for my $login (@$dirs) {
		1585	my $path = path $login;
		1586
		1587	# a .pst is a dead give-away for a valid player
		1588	# if no pst file found, open and chekc for blocked users
		1589	if (aio_stat "$path.pst") {
1449	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1590	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1450	aio_read $fh, 0, 512, my $buf, 0 or next;	1591	aio_read $fh, 0, 512, my $buf, 0 or next;
1451	$buf !~ /^password -------------$/m or next; # official not-valid tag	1592	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1593	}
1452		1594
1453	utf8::decode $login;	1595	utf8::decode $login;
1454	push @logins, $login;	1596	push @logins, $login;
1455	}	1597	}
1456		1598
…		…
1483	}	1625	}
1484		1626
1485	\@paths	1627	\@paths
1486	}	1628	}
1487		1629
1488	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1630	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1489		1631
1490	Expand crossfire pod fragments into protocol xml.	1632	Expand deliantra pod fragments into protocol xml.
1491
1492	=cut
1493
1494	sub expand_cfpod {
1495	((my $self), (local $_)) = @_;
1496
1497	# escape & and <
1498	s/&/&amp;/g;
1499	s/(?<![BIUGH])</&lt;/g;
1500
1501	# this is buggy, it needs to properly take care of nested <'s
1502
1503	1 while
1504	# replace B<>, I<>, U<> etc.
1505	s/B<([^\>]*)>/<b>$1<\/b>/
1506	|| s/I<([^\>]*)>/<i>$1<\/i>/
1507	|| s/U<([^\>]*)>/<u>$1<\/u>/
1508	# replace G<male|female> tags
1509	|| s{G<([^>|]*)\|([^>]*)>}{
1510	$self->gender ? $2 : $1
1511	}ge
1512	# replace H<hint text>
1513	|| s{H<([^\>]*)>}
1514	{
1515	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1516	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1517	"")
1518	[$self->{hintmode}]
1519	}ge;
1520
1521	# create single paragraphs (very hackish)
1522	s/(?<=\S)\n(?=\w)/ /g;
1523
1524	# compress some whitespace
1525	s/\s+\n/\n/g; # ws line-ends
1526	s/\n\n+/\n/g; # double lines
1527	s/^\n+//; # beginning lines
1528	s/\n+$//; # ending lines
1529
1530	$_
1531	}
1532
1533	sub hintmode {
1534	$_[0]{hintmode} = $_[1] if @_ > 1;
1535	$_[0]{hintmode}
1536	}
1537		1633
1538	=item $player->ext_reply ($msgid, @msg)	1634	=item $player->ext_reply ($msgid, @msg)
1539		1635
1540	Sends an ext reply to the player.	1636	Sends an ext reply to the player.
1541		1637
1542	=cut	1638	=cut
1543		1639
1544	sub ext_reply($$@) {	1640	sub ext_reply($$@) {
1545	my ($self, $id, @msg) = @_;	1641	my ($self, $id, @msg) = @_;
1546		1642
1547	if ($self->ns->extcmd == 2) {	1643	$self->ns->ext_reply ($id, @msg)
1548	$self->send ("ext " . $self->ns->{json_coder}->encode (["reply-$id", @msg]));
1549	} elsif ($self->ns->extcmd == 1) {
1550	#TODO: version 1, remove
1551	unshift @msg, msgtype => "reply", msgid => $id;
1552	$self->send ("ext " . $self->ns->{json_coder}->encode ({@msg}));
1553	}
1554	}	1644	}
1555		1645
1556	=item $player->ext_msg ($type, @msg)	1646	=item $player->ext_msg ($type, @msg)
1557		1647
1558	Sends an ext event to the client.	1648	Sends an ext event to the client.
…		…
1614	our $MAX_RESET = 3600;	1704	our $MAX_RESET = 3600;
1615	our $DEFAULT_RESET = 3000;	1705	our $DEFAULT_RESET = 3000;
1616		1706
1617	sub generate_random_map {	1707	sub generate_random_map {
1618	my ($self, $rmp) = @_;	1708	my ($self, $rmp) = @_;
		1709
		1710	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1711
1619	# mit "rum" bekleckern, nicht	1712	# mit "rum" bekleckern, nicht
1620	$self->_create_random_map (	1713	$self->_create_random_map (
1621	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1714	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1622	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1715	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1623	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1716	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1745		1838
1746	# the temporary/swap location	1839	# the temporary/swap location
1747	sub save_path {	1840	sub save_path {
1748	my ($self) = @_;	1841	my ($self) = @_;
1749		1842
1750	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1843	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1751	"$TMPDIR/$path.map"	1844	"$TMPDIR/$path.map"
1752	}	1845	}
1753		1846
1754	# the unique path, undef == no special unique path	1847	# the unique path, undef == no special unique path
1755	sub uniq_path {	1848	sub uniq_path {
1756	my ($self) = @_;	1849	my ($self) = @_;
1757		1850
1758	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1851	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1759	"$UNIQUEDIR/$path"	1852	"$UNIQUEDIR/$path"
1760	}	1853	}
1761		1854
1762	# and all this just because we cannot iterate over	1855	# and all this just because we cannot iterate over
1763	# all maps in C++...	1856	# all maps in C++...
…		…
1786		1879
1787	sub load_header_from($) {	1880	sub load_header_from($) {
1788	my ($self, $path) = @_;	1881	my ($self, $path) = @_;
1789		1882
1790	utf8::encode $path;	1883	utf8::encode $path;
1791	#aio_open $path, O_RDONLY, 0	1884	my $f = new_from_file cf::object::thawer $path
1792	# or return;
1793
1794	$self->_load_header ($path)
1795	or return;	1885	or return;
		1886
		1887	$self->_load_header ($f)
		1888	or return;
		1889
		1890	local $MAP_LOADING{$self->{path}} = $self;
		1891	$f->resolve_delayed_derefs;
1796		1892
1797	$self->{load_path} = $path;	1893	$self->{load_path} = $path;
1798		1894
1799	1	1895	1
1800	}	1896	}
…		…
1854	sub find {	1950	sub find {
1855	my ($path, $origin) = @_;	1951	my ($path, $origin) = @_;
1856		1952
1857	$path = normalise $path, $origin && $origin->path;	1953	$path = normalise $path, $origin && $origin->path;
1858		1954
		1955	cf::lock_wait "map_data:$path";#d#remove
1859	cf::lock_wait "map_find:$path";	1956	cf::lock_wait "map_find:$path";
1860		1957
1861	$cf::MAP{$path} || do {	1958	$cf::MAP{$path} || do {
		1959	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1862	my $guard = cf::lock_acquire "map_find:$path";	1960	my $guard2 = cf::lock_acquire "map_find:$path";
		1961
1863	my $map = new_from_path cf::map $path	1962	my $map = new_from_path cf::map $path
1864	or return;	1963	or return;
1865		1964
1866	$map->{last_save} = $cf::RUNTIME;	1965	$map->{last_save} = $cf::RUNTIME;
1867		1966
…		…
1869	or return;	1968	or return;
1870		1969
1871	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	1970	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1872	# doing this can freeze the server in a sync job, obviously	1971	# doing this can freeze the server in a sync job, obviously
1873	#$cf::WAIT_FOR_TICK->wait;	1972	#$cf::WAIT_FOR_TICK->wait;
		1973	undef $guard2;
		1974	undef $guard1;
1874	$map->reset;	1975	$map->reset;
1875	undef $guard;
1876	return find $path;	1976	return find $path;
1877	}	1977	}
1878		1978
1879	$cf::MAP{$path} = $map	1979	$cf::MAP{$path} = $map
1880	}	1980	}
…		…
1889	local $self->{deny_reset} = 1; # loading can take a long time	1989	local $self->{deny_reset} = 1; # loading can take a long time
1890		1990
1891	my $path = $self->{path};	1991	my $path = $self->{path};
1892		1992
1893	{	1993	{
1894	my $guard = cf::lock_acquire "map_load:$path";	1994	my $guard = cf::lock_acquire "map_data:$path";
1895		1995
		1996	return unless $self->valid;
1896	return if $self->in_memory != cf::MAP_SWAPPED;	1997	return unless $self->in_memory == cf::MAP_SWAPPED;
1897		1998
1898	$self->in_memory (cf::MAP_LOADING);	1999	$self->in_memory (cf::MAP_LOADING);
1899		2000
1900	$self->alloc;	2001	$self->alloc;
1901		2002
1902	$self->pre_load;	2003	$self->pre_load;
1903	Coro::cede;	2004	cf::cede_to_tick;
1904		2005
		2006	my $f = new_from_file cf::object::thawer $self->{load_path};
		2007	$f->skip_block;
1905	$self->_load_objects ($self->{load_path}, 1)	2008	$self->_load_objects ($f)
1906	or return;	2009	or return;
1907		2010
1908	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2011	$self->post_load_original
1909	if delete $self->{load_original};	2012	if delete $self->{load_original};
1910		2013
1911	if (my $uniq = $self->uniq_path) {	2014	if (my $uniq = $self->uniq_path) {
1912	utf8::encode $uniq;	2015	utf8::encode $uniq;
1913	if (aio_open $uniq, O_RDONLY, 0) {	2016	unless (aio_stat $uniq) {
		2017	if (my $f = new_from_file cf::object::thawer $uniq) {
1914	$self->clear_unique_items;	2018	$self->clear_unique_items;
1915	$self->_load_objects ($uniq, 0);	2019	$self->_load_objects ($f);
		2020	$f->resolve_delayed_derefs;
		2021	}
1916	}	2022	}
1917	}	2023	}
1918		2024
1919	Coro::cede;	2025	$f->resolve_delayed_derefs;
		2026
		2027	cf::cede_to_tick;
1920	# now do the right thing for maps	2028	# now do the right thing for maps
1921	$self->link_multipart_objects;	2029	$self->link_multipart_objects;
1922	$self->difficulty ($self->estimate_difficulty)	2030	$self->difficulty ($self->estimate_difficulty)
1923	unless $self->difficulty;	2031	unless $self->difficulty;
1924	Coro::cede;	2032	cf::cede_to_tick;
1925		2033
1926	unless ($self->{deny_activate}) {	2034	unless ($self->{deny_activate}) {
1927	$self->decay_objects;	2035	$self->decay_objects;
1928	$self->fix_auto_apply;	2036	$self->fix_auto_apply;
1929	$self->update_buttons;	2037	$self->update_buttons;
1930	Coro::cede;	2038	cf::cede_to_tick;
1931	$self->set_darkness_map;	2039	$self->set_darkness_map;
1932	Coro::cede;	2040	cf::cede_to_tick;
1933	$self->activate;	2041	$self->activate;
1934	}	2042	}
1935		2043
1936	$self->{last_save} = $cf::RUNTIME;	2044	$self->{last_save} = $cf::RUNTIME;
1937	$self->last_access ($cf::RUNTIME);	2045	$self->last_access ($cf::RUNTIME);
1938		2046
1939	$self->in_memory (cf::MAP_IN_MEMORY);	2047	$self->in_memory (cf::MAP_ACTIVE);
1940	}	2048	}
1941		2049
1942	$self->post_load;	2050	$self->post_load;
1943	}	2051	}
1944		2052
…		…
1953		2061
1954	$self	2062	$self
1955	}	2063	}
1956		2064
1957	# find and load all maps in the 3x3 area around a map	2065	# find and load all maps in the 3x3 area around a map
1958	sub load_diag {	2066	sub load_neighbours {
1959	my ($map) = @_;	2067	my ($map) = @_;
1960		2068
1961	my @diag; # diagonal neighbours	2069	my @neigh; # diagonal neighbours
1962		2070
1963	for (0 .. 3) {	2071	for (0 .. 3) {
1964	my $neigh = $map->tile_path ($_)	2072	my $neigh = $map->tile_path ($_)
1965	or next;	2073	or next;
1966	$neigh = find $neigh, $map	2074	$neigh = find $neigh, $map
1967	or next;	2075	or next;
1968	$neigh->load;	2076	$neigh->load;
1969		2077
		2078	push @neigh,
1970	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2079	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1971	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2080	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1972	}	2081	}
1973		2082
1974	for (@diag) {	2083	for (grep defined $_->[0], @neigh) {
		2084	my ($path, $origin) = @$_;
1975	my $neigh = find @$_	2085	my $neigh = find $path, $origin
1976	or next;	2086	or next;
1977	$neigh->load;	2087	$neigh->load;
1978	}	2088	}
1979	}	2089	}
1980		2090
…		…
1985	}	2095	}
1986		2096
1987	sub do_load_sync {	2097	sub do_load_sync {
1988	my ($map) = @_;	2098	my ($map) = @_;
1989		2099
		2100	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2101	if $Coro::current == $Coro::main;
		2102
1990	cf::sync_job { $map->load };	2103	cf::sync_job { $map->load };
1991	}	2104	}
1992		2105
1993	our %MAP_PREFETCH;	2106	our %MAP_PREFETCH;
1994	our $MAP_PREFETCHER = undef;	2107	our $MAP_PREFETCHER = undef;
1995		2108
1996	sub find_async {	2109	sub find_async {
1997	my ($path, $origin) = @_;	2110	my ($path, $origin, $load) = @_;
1998		2111
1999	$path = normalise $path, $origin && $origin->{path};	2112	$path = normalise $path, $origin && $origin->{path};
2000		2113
2001	if (my $map = $cf::MAP{$path}) {	2114	if (my $map = $cf::MAP{$path}) {
2002	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2115	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2003	}	2116	}
2004		2117
2005	undef $MAP_PREFETCH{$path};	2118	$MAP_PREFETCH{$path} |= $load;
		2119
2006	$MAP_PREFETCHER ||= cf::async {	2120	$MAP_PREFETCHER ||= cf::async {
		2121	$Coro::current->{desc} = "map prefetcher";
		2122
2007	while (%MAP_PREFETCH) {	2123	while (%MAP_PREFETCH) {
2008	for my $path (keys %MAP_PREFETCH) {	2124	while (my ($k, $v) = each %MAP_PREFETCH) {
2009	if (my $map = find $path) {	2125	if (my $map = find $k) {
2010	$map->load;	2126	$map->load if $v;
2011	}	2127	}
2012		2128
2013	delete $MAP_PREFETCH{$path};	2129	delete $MAP_PREFETCH{$k};
2014	}	2130	}
2015	}	2131	}
2016	undef $MAP_PREFETCHER;	2132	undef $MAP_PREFETCHER;
2017	};	2133	};
2018	$MAP_PREFETCHER->prio (6);	2134	$MAP_PREFETCHER->prio (6);
…		…
2021	}	2137	}
2022		2138
2023	sub save {	2139	sub save {
2024	my ($self) = @_;	2140	my ($self) = @_;
2025		2141
2026	my $lock = cf::lock_acquire "map_data:" . $self->path;	2142	my $lock = cf::lock_acquire "map_data:$self->{path}";
2027		2143
2028	$self->{last_save} = $cf::RUNTIME;	2144	$self->{last_save} = $cf::RUNTIME;
2029		2145
2030	return unless $self->dirty;	2146	return unless $self->dirty;
2031		2147
…		…
2037	return if $self->{deny_save};	2153	return if $self->{deny_save};
2038		2154
2039	local $self->{last_access} = $self->last_access;#d#	2155	local $self->{last_access} = $self->last_access;#d#
2040		2156
2041	cf::async {	2157	cf::async {
		2158	$Coro::current->{desc} = "map player save";
2042	$_->contr->save for $self->players;	2159	$_->contr->save for $self->players;
2043	};	2160	};
		2161
		2162	cf::get_slot 0.02;
2044		2163
2045	if ($uniq) {	2164	if ($uniq) {
2046	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2165	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2047	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2166	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2048	} else {	2167	} else {
…		…
2054	my ($self) = @_;	2173	my ($self) = @_;
2055		2174
2056	# save first because save cedes	2175	# save first because save cedes
2057	$self->save;	2176	$self->save;
2058		2177
2059	my $lock = cf::lock_acquire "map_data:" . $self->path;	2178	my $lock = cf::lock_acquire "map_data:$self->{path}";
2060		2179
2061	return if $self->players;	2180	return if $self->players;
2062	return if $self->in_memory != cf::MAP_IN_MEMORY;	2181	return if $self->in_memory != cf::MAP_ACTIVE;
2063	return if $self->{deny_save};	2182	return if $self->{deny_save};
2064		2183
		2184	$self->in_memory (cf::MAP_SWAPPED);
		2185
		2186	$self->deactivate;
		2187	$_->clear_links_to ($self) for values %cf::MAP;
2065	$self->clear;	2188	$self->clear;
2066	$self->in_memory (cf::MAP_SWAPPED);
2067	}	2189	}
2068		2190
2069	sub reset_at {	2191	sub reset_at {
2070	my ($self) = @_;	2192	my ($self) = @_;
2071		2193
…		…
2103	if $uniq;	2225	if $uniq;
2104	}	2226	}
2105		2227
2106	delete $cf::MAP{$self->path};	2228	delete $cf::MAP{$self->path};
2107		2229
		2230	$self->deactivate;
		2231	$_->clear_links_to ($self) for values %cf::MAP;
2108	$self->clear;	2232	$self->clear;
2109
2110	$_->clear_links_to ($self) for values %cf::MAP;
2111		2233
2112	$self->unlink_save;	2234	$self->unlink_save;
2113	$self->destroy;	2235	$self->destroy;
2114	}	2236	}
2115		2237
2116	my $nuke_counter = "aaaa";	2238	my $nuke_counter = "aaaa";
2117		2239
2118	sub nuke {	2240	sub nuke {
2119	my ($self) = @_;	2241	my ($self) = @_;
2120		2242
		2243	{
		2244	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2245
2121	delete $cf::MAP{$self->path};	2246	delete $cf::MAP{$self->path};
2122		2247
2123	$self->unlink_save;	2248	$self->unlink_save;
2124		2249
2125	bless $self, "cf::map";	2250	bless $self, "cf::map";
2126	delete $self->{deny_reset};	2251	delete $self->{deny_reset};
2127	$self->{deny_save} = 1;	2252	$self->{deny_save} = 1;
2128	$self->reset_timeout (1);	2253	$self->reset_timeout (1);
2129	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2254	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2130		2255
2131	$cf::MAP{$self->path} = $self;	2256	$cf::MAP{$self->path} = $self;
		2257	}
2132		2258
2133	$self->reset; # polite request, might not happen	2259	$self->reset; # polite request, might not happen
2134	}	2260	}
2135		2261
2136	=item $maps = cf::map::tmp_maps	2262	=item $maps = cf::map::tmp_maps
…		…
2178		2304
2179	sub unique_maps() {	2305	sub unique_maps() {
2180	[	2306	[
2181	map {	2307	map {
2182	utf8::decode $_;	2308	utf8::decode $_;
2183	/\.map$/	2309	s/\.map$//; # TODO future compatibility hack
		2310	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2311	? ()
2184	? normalise $_	2312	: normalise $_
2185	: ()
2186	} @{ aio_readdir $UNIQUEDIR or [] }	2313	} @{ aio_readdir $UNIQUEDIR or [] }
2187	]	2314	]
2188	}	2315	}
2189		2316
2190	package cf;
2191
2192	=back	2317	=back
2193		2318
2194	=head3 cf::object	2319	=head3 cf::object
2195		2320
2196	=cut	2321	=cut
…		…
2199		2324
2200	=over 4	2325	=over 4
2201		2326
2202	=item $ob->inv_recursive	2327	=item $ob->inv_recursive
2203		2328
2204	Returns the inventory of the object _and_ their inventories, recursively.	2329	Returns the inventory of the object I<and> their inventories, recursively,
		2330	but I<not> the object itself.
2205		2331
2206	=cut	2332	=cut
2207		2333
2208	sub inv_recursive_;	2334	sub inv_recursive_;
2209	sub inv_recursive_ {	2335	sub inv_recursive_ {
…		…
2212		2338
2213	sub inv_recursive {	2339	sub inv_recursive {
2214	inv_recursive_ inv $_[0]	2340	inv_recursive_ inv $_[0]
2215	}	2341	}
2216		2342
		2343	=item $ref = $ob->ref
		2344
		2345	Creates and returns a persistent reference to an object that can be stored as a string.
		2346
		2347	=item $ob = cf::object::deref ($refstring)
		2348
		2349	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2350	even if the object actually exists. May block.
		2351
		2352	=cut
		2353
		2354	sub deref {
		2355	my ($ref) = @_;
		2356
		2357	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2358	my ($uuid, $name) = ($1, $2);
		2359	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2360	or return;
		2361	$pl->ob->uuid eq $uuid
		2362	or return;
		2363
		2364	$pl->ob
		2365	} else {
		2366	warn "$ref: cannot resolve object reference\n";
		2367	undef
		2368	}
		2369	}
		2370
2217	package cf;	2371	package cf;
2218		2372
2219	=back	2373	=back
2220		2374
2221	=head3 cf::object::player	2375	=head3 cf::object::player
…		…
2227	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2381	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2228	can be C<undef>. Does the right thing when the player is currently in a	2382	can be C<undef>. Does the right thing when the player is currently in a
2229	dialogue with the given NPC character.	2383	dialogue with the given NPC character.
2230		2384
2231	=cut	2385	=cut
		2386
		2387	our $SAY_CHANNEL = {
		2388	id => "say",
		2389	title => "Map",
		2390	reply => "say ",
		2391	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",
		2392	};
		2393
		2394	our $CHAT_CHANNEL = {
		2395	id => "chat",
		2396	title => "Chat",
		2397	reply => "chat ",
		2398	tooltip => "Player chat and shouts, global to the server.",
		2399	};
2232		2400
2233	# rough implementation of a future "reply" method that works	2401	# rough implementation of a future "reply" method that works
2234	# with dialog boxes.	2402	# with dialog boxes.
2235	#TODO: the first argument must go, split into a $npc->reply_to ( method	2403	#TODO: the first argument must go, split into a $npc->reply_to ( method
2236	sub cf::object::player::reply($$$;$) {	2404	sub cf::object::player::reply($$$;$) {
…		…
2248	my $dialog = $pl->{npc_dialog};	2416	my $dialog = $pl->{npc_dialog};
2249	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2417	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2250		2418
2251	} else {	2419	} else {
2252	$msg = $npc->name . " says: $msg" if $npc;	2420	$msg = $npc->name . " says: $msg" if $npc;
2253	$self->message ($msg, $flags);	2421	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2254	}	2422	}
2255	}	2423	}
2256	}	2424	}
2257		2425
2258	=item $object->send_msg ($channel, $msg, $color, [extra...])	2426	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2283		2451
2284	=item $player_object->enter_link	2452	=item $player_object->enter_link
2285		2453
2286	Freezes the player and moves him/her to a special map (C<{link}>).	2454	Freezes the player and moves him/her to a special map (C<{link}>).
2287		2455
2288	The player should be reasonably safe there for short amounts of time. You	2456	The player should be reasonably safe there for short amounts of time (e.g.
2289	I<MUST> call C<leave_link> as soon as possible, though.	2457	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2458	though, as the palyer cannot control the character while it is on the link
		2459	map.
2290		2460
2291	Will never block.	2461	Will never block.
2292		2462
2293	=item $player_object->leave_link ($map, $x, $y)	2463	=item $player_object->leave_link ($map, $x, $y)
2294		2464
…		…
2349	# use -1 or undef as default coordinates, not 0, 0	2519	# use -1 or undef as default coordinates, not 0, 0
2350	($x, $y) = ($map->enter_x, $map->enter_y)	2520	($x, $y) = ($map->enter_x, $map->enter_y)
2351	if $x <=0 && $y <= 0;	2521	if $x <=0 && $y <= 0;
2352		2522
2353	$map->load;	2523	$map->load;
2354	$map->load_diag;	2524	$map->load_neighbours;
2355		2525
2356	return unless $self->contr->active;	2526	return unless $self->contr->active;
		2527	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2357	$self->activate_recursive;	2528	$self->activate_recursive;
2358		2529
2359	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2530	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2360	$self->enter_map ($map, $x, $y);	2531	$self->enter_map ($map, $x, $y);
2361	}	2532	}
…		…
2366	her, loading and preparing them map, calling the provided $check callback	2537	her, loading and preparing them map, calling the provided $check callback
2367	that has to return the map if sucecssful, and then unfreezes the player on	2538	that has to return the map if sucecssful, and then unfreezes the player on
2368	the new (success) or old (failed) map position. In either case, $done will	2539	the new (success) or old (failed) map position. In either case, $done will
2369	be called at the end of this process.	2540	be called at the end of this process.
2370		2541
		2542	Note that $check will be called with a potentially non-loaded map, so if
		2543	it needs a loaded map it has to call C<< ->load >>.
		2544
2371	=cut	2545	=cut
2372		2546
2373	our $GOTOGEN;	2547	our $GOTOGEN;
2374		2548
2375	sub cf::object::player::goto {	2549	sub cf::object::player::goto {
…		…
2379	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2553	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2380		2554
2381	$self->enter_link;	2555	$self->enter_link;
2382		2556
2383	(async {	2557	(async {
		2558	$Coro::current->{desc} = "player::goto $path $x $y";
		2559
		2560	# *tag paths override both path and x|y
		2561	if ($path =~ /^\*(.*)$/) {
		2562	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2563	my $ob = $obs[rand @obs];
		2564
		2565	# see if we actually can go there
		2566	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2567	$ob = $obs[rand @obs];
		2568	} else {
		2569	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2570	}
		2571	# else put us there anyways for now #d#
		2572
		2573	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2574	} else {
		2575	($path, $x, $y) = (undef, undef, undef);
		2576	}
		2577	}
		2578
2384	my $map = eval {	2579	my $map = eval {
2385	my $map = cf::map::find $path;	2580	my $map = defined $path ? cf::map::find $path : undef;
2386		2581
2387	if ($map) {	2582	if ($map) {
2388	$map = $map->customise_for ($self);	2583	$map = $map->customise_for ($self);
2389	$map = $check->($map) if $check && $map;	2584	$map = $check->($map) if $check && $map;
2390	} else {	2585	} else {
2391	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2586	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2392	}	2587	}
2393		2588
2394	$map	2589	$map
2395	};	2590	};
2396		2591
…		…
2432	}	2627	}
2433		2628
2434	sub prepare_random_map {	2629	sub prepare_random_map {
2435	my ($exit) = @_;	2630	my ($exit) = @_;
2436		2631
2437	my $guard = cf::lock_acquire "exit_prepare:$exit";
2438
2439	# all this does is basically replace the /! path by	2632	# all this does is basically replace the /! path by
2440	# a new random map path (?random/...) with a seed	2633	# a new random map path (?random/...) with a seed
2441	# that depends on the exit object	2634	# that depends on the exit object
2442		2635
2443	my $rmp = parse_random_map_params $exit->msg;	2636	my $rmp = parse_random_map_params $exit->msg;
…		…
2445	if ($exit->map) {	2638	if ($exit->map) {
2446	$rmp->{region} = $exit->region->name;	2639	$rmp->{region} = $exit->region->name;
2447	$rmp->{origin_map} = $exit->map->path;	2640	$rmp->{origin_map} = $exit->map->path;
2448	$rmp->{origin_x} = $exit->x;	2641	$rmp->{origin_x} = $exit->x;
2449	$rmp->{origin_y} = $exit->y;	2642	$rmp->{origin_y} = $exit->y;
		2643
		2644	$exit->map->touch;
2450	}	2645	}
2451		2646
2452	$rmp->{random_seed} ||= $exit->random_seed;	2647	$rmp->{random_seed} ||= $exit->random_seed;
2453		2648
2454	my $data = cf::to_json $rmp;	2649	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2455	my $md5 = Digest::MD5::md5_hex $data;	2650	my $md5 = Digest::MD5::md5_hex $data;
2456	my $meta = "$RANDOMDIR/$md5.meta";	2651	my $meta = "$RANDOMDIR/$md5.meta";
2457		2652
2458	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2653	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2459	aio_write $fh, 0, (length $data), $data, 0;	2654	aio_write $fh, 0, (length $data), $data, 0;
2460	undef $fh;	2655	undef $fh;
2461	aio_rename "$meta~", $meta;	2656	aio_rename "$meta~", $meta;
2462		2657
		2658	my $slaying = "?random/$md5";
		2659
		2660	if ($exit->valid) {
2463	$exit->slaying ("?random/$md5");	2661	$exit->slaying ("?random/$md5");
2464	$exit->msg (undef);	2662	$exit->msg (undef);
		2663	}
2465	}	2664	}
2466	}	2665	}
2467		2666
2468	sub cf::object::player::enter_exit {	2667	sub cf::object::player::enter_exit {
2469	my ($self, $exit) = @_;	2668	my ($self, $exit) = @_;
2470		2669
2471	return unless $self->type == cf::PLAYER;	2670	return unless $self->type == cf::PLAYER;
2472		2671
2473	if ($exit->slaying eq "/!") {
2474	#TODO: this should de-fi-ni-te-ly not be a sync-job
2475	# the problem is that $exit might not survive long enough
2476	# so it needs to be done right now, right here
2477	cf::sync_job { prepare_random_map $exit };
2478	}
2479
2480	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2481	my $hp = $exit->stats->hp;
2482	my $sp = $exit->stats->sp;
2483
2484	$self->enter_link;	2672	$self->enter_link;
2485		2673
2486	# if exit is damned, update players death & WoR home-position
2487	$self->contr->savebed ($slaying, $hp, $sp)
2488	if $exit->flag (FLAG_DAMNED);
2489
2490	(async {	2674	(async {
2491	$self->deactivate_recursive; # just to be sure	2675	$Coro::current->{desc} = "enter_exit";
		2676
2492	unless (eval {	2677	unless (eval {
		2678	$self->deactivate_recursive; # just to be sure
		2679
		2680	# random map handling
		2681	{
		2682	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2683
		2684	prepare_random_map $exit
		2685	if $exit->slaying eq "/!";
		2686	}
		2687
		2688	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2689	my $x = $exit->stats->hp;
		2690	my $y = $exit->stats->sp;
		2691
2493	$self->goto ($slaying, $hp, $sp);	2692	$self->goto ($map, $x, $y);
2494		2693
		2694	# if exit is damned, update players death & WoR home-position
		2695	$self->contr->savebed ($map, $x, $y)
		2696	if $exit->flag (cf::FLAG_DAMNED);
		2697
2495	1;	2698	1
2496	}) {	2699	}) {
2497	$self->message ("Something went wrong deep within the crossfire server. "	2700	$self->message ("Something went wrong deep within the deliantra server. "
2498	. "I'll try to bring you back to the map you were before. "	2701	. "I'll try to bring you back to the map you were before. "
2499	. "Please report this to the dungeon master!",	2702	. "Please report this to the dungeon master!",
2500	cf::NDI_UNIQUE | cf::NDI_RED);	2703	cf::NDI_UNIQUE | cf::NDI_RED);
2501		2704
2502	warn "ERROR in enter_exit: $@";	2705	warn "ERROR in enter_exit: $@";
…		…
2530	the message, with C<log> being the default. If C<$color> is negative, suppress	2733	the message, with C<log> being the default. If C<$color> is negative, suppress
2531	the message unless the client supports the msg packet.	2734	the message unless the client supports the msg packet.
2532		2735
2533	=cut	2736	=cut
2534		2737
		2738	# non-persistent channels (usually the info channel)
		2739	our %CHANNEL = (
		2740	"c/identify" => {
		2741	id => "infobox",
		2742	title => "Identify",
		2743	reply => undef,
		2744	tooltip => "Items recently identified",
		2745	},
		2746	"c/examine" => {
		2747	id => "infobox",
		2748	title => "Examine",
		2749	reply => undef,
		2750	tooltip => "Signs and other items you examined",
		2751	},
		2752	"c/book" => {
		2753	id => "infobox",
		2754	title => "Book",
		2755	reply => undef,
		2756	tooltip => "The contents of a note or book",
		2757	},
		2758	"c/lookat" => {
		2759	id => "infobox",
		2760	title => "Look",
		2761	reply => undef,
		2762	tooltip => "What you saw there",
		2763	},
		2764	"c/who" => {
		2765	id => "infobox",
		2766	title => "Players",
		2767	reply => undef,
		2768	tooltip => "Shows players who are currently online",
		2769	},
		2770	"c/body" => {
		2771	id => "infobox",
		2772	title => "Body Parts",
		2773	reply => undef,
		2774	tooltip => "Shows which body parts you posess and are available",
		2775	},
		2776	"c/uptime" => {
		2777	id => "infobox",
		2778	title => "Uptime",
		2779	reply => undef,
		2780	tooltip => "How long the server has been running since last restart",
		2781	},
		2782	"c/mapinfo" => {
		2783	id => "infobox",
		2784	title => "Map Info",
		2785	reply => undef,
		2786	tooltip => "Information related to the maps",
		2787	},
		2788	"c/party" => {
		2789	id => "party",
		2790	title => "Party",
		2791	reply => "gsay ",
		2792	tooltip => "Messages and chat related to your party",
		2793	},
		2794	);
		2795
2535	sub cf::client::send_msg {	2796	sub cf::client::send_msg {
2536	my ($self, $channel, $msg, $color, @extra) = @_;	2797	my ($self, $channel, $msg, $color, @extra) = @_;
2537		2798
2538	$msg = $self->pl->expand_cfpod ($msg);	2799	$msg = $self->pl->expand_cfpod ($msg)
		2800	unless $color & cf::NDI_VERBATIM;
2539		2801
2540	$color &= cf::NDI_CLIENT_MASK; # just in case...	2802	$color &= cf::NDI_CLIENT_MASK; # just in case...
2541		2803
		2804	# check predefined channels, for the benefit of C
		2805	if ($CHANNEL{$channel}) {
		2806	$channel = $CHANNEL{$channel};
		2807
		2808	$self->ext_msg (channel_info => $channel)
		2809	if $self->can_msg;
		2810
		2811	$channel = $channel->{id};
		2812
2542	if (ref $channel) {	2813	} elsif (ref $channel) {
2543	# send meta info to client, if not yet sent	2814	# send meta info to client, if not yet sent
2544	unless (exists $self->{channel}{$channel->{id}}) {	2815	unless (exists $self->{channel}{$channel->{id}}) {
2545	$self->{channel}{$channel->{id}} = $channel;	2816	$self->{channel}{$channel->{id}} = $channel;
2546	$self->ext_msg (channel_info => $channel);	2817	$self->ext_msg (channel_info => $channel)
		2818	if $self->can_msg;
2547	}	2819	}
2548		2820
2549	$channel = $channel->{id};	2821	$channel = $channel->{id};
2550	}	2822	}
2551		2823
…		…
2554	if ($self->can_msg) {	2826	if ($self->can_msg) {
2555	# default colour, mask it out	2827	# default colour, mask it out
2556	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2828	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2557	if $color & cf::NDI_DEF;	2829	if $color & cf::NDI_DEF;
2558		2830
2559	$self->send_packet ("msg " . $self->{json_coder}->encode (	2831	my $pkt = "msg "
		2832	. $self->{json_coder}->encode (
2560	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2833	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
		2834	);
		2835
		2836	# try lzf for large packets
		2837	$pkt = "lzf " . Compress::LZF::compress $pkt
		2838	if 1024 <= length $pkt and $self->{can_lzf};
		2839
		2840	# split very large packets
		2841	if (8192 < length $pkt and $self->{can_lzf}) {
		2842	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
		2843	$pkt = "frag";
		2844	}
		2845
		2846	$self->send_packet ($pkt);
2561	} else {	2847	} else {
2562	if ($color >= 0) {	2848	if ($color >= 0) {
2563	# replace some tags by gcfclient-compatible ones	2849	# replace some tags by gcfclient-compatible ones
2564	for ($msg) {	2850	for ($msg) {
2565	1 while	2851	1 while
…		…
2573	$color &= cf::NDI_COLOR_MASK;	2859	$color &= cf::NDI_COLOR_MASK;
2574		2860
2575	utf8::encode $msg;	2861	utf8::encode $msg;
2576		2862
2577	if (0 && $msg =~ /\[/) {	2863	if (0 && $msg =~ /\[/) {
		2864	# COMMAND/INFO
2578	$self->send_packet ("drawextinfo $color 4 0 $msg")	2865	$self->send_packet ("drawextinfo $color 10 8 $msg")
2579	} else {	2866	} else {
2580	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;	2867	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2581	$self->send_packet ("drawinfo $color $msg")	2868	$self->send_packet ("drawinfo $color $msg")
2582	}	2869	}
2583	}	2870	}
…		…
2591	=cut	2878	=cut
2592		2879
2593	sub cf::client::ext_msg($$@) {	2880	sub cf::client::ext_msg($$@) {
2594	my ($self, $type, @msg) = @_;	2881	my ($self, $type, @msg) = @_;
2595		2882
2596	my $extcmd = $self->extcmd;
2597
2598	if ($extcmd == 2) {	2883	if ($self->extcmd == 2) {
2599	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	2884	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2600	} elsif ($extcmd == 1) { # TODO: remove	2885	} elsif ($self->extcmd == 1) { # TODO: remove
2601	push @msg, msgtype => "event_$type";	2886	push @msg, msgtype => "event_$type";
		2887	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2888	}
		2889	}
		2890
		2891	=item $client->ext_reply ($msgid, @msg)
		2892
		2893	Sends an ext reply to the client.
		2894
		2895	=cut
		2896
		2897	sub cf::client::ext_reply($$@) {
		2898	my ($self, $id, @msg) = @_;
		2899
		2900	if ($self->extcmd == 2) {
		2901	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		2902	} elsif ($self->extcmd == 1) {
		2903	#TODO: version 1, remove
		2904	unshift @msg, msgtype => "reply", msgid => $id;
2602	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	2905	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2603	}	2906	}
2604	}	2907	}
2605		2908
2606	=item $success = $client->query ($flags, "text", \&cb)	2909	=item $success = $client->query ($flags, "text", \&cb)
…		…
2668	my ($type, $reply, @payload) =	2971	my ($type, $reply, @payload) =
2669	"ARRAY" eq ref $msg	2972	"ARRAY" eq ref $msg
2670	? @$msg	2973	? @$msg
2671	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove	2974	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2672		2975
		2976	my @reply;
		2977
2673	if (my $cb = $EXTICMD{$type}) {	2978	if (my $cb = $EXTICMD{$type}) {
2674	my @reply = $cb->($ns, @payload);	2979	@reply = $cb->($ns, @payload);
2675
2676	$ns->ext_reply ($reply, @reply)
2677	if $reply;
2678	}	2980	}
		2981
		2982	$ns->ext_reply ($reply, @reply)
		2983	if $reply;
		2984
2679	} else {	2985	} else {
2680	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	2986	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2681	}	2987	}
2682		2988
2683	cf::override;	2989	cf::override;
…		…
2743	=pod	3049	=pod
2744		3050
2745	The following functions and methods are available within a safe environment:	3051	The following functions and methods are available within a safe environment:
2746		3052
2747	cf::object	3053	cf::object
2748	contr pay_amount pay_player map x y force_find force_add	3054	contr pay_amount pay_player map x y force_find force_add destroy
2749	insert remove	3055	insert remove name archname title slaying race decrease split
2750		3056
2751	cf::object::player	3057	cf::object::player
2752	player	3058	player
2753		3059
2754	cf::player	3060	cf::player
…		…
2759		3065
2760	=cut	3066	=cut
2761		3067
2762	for (	3068	for (
2763	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3069	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2764	insert remove inv)],	3070	insert remove inv nrof name archname title slaying race
		3071	decrease split destroy change_exp)],
2765	["cf::object::player" => qw(player)],	3072	["cf::object::player" => qw(player)],
2766	["cf::player" => qw(peaceful)],	3073	["cf::player" => qw(peaceful)],
2767	["cf::map" => qw(trigger)],	3074	["cf::map" => qw(trigger)],
2768	) {	3075	) {
2769	no strict 'refs';	3076	no strict 'refs';
…		…
2845	# the server's init and main functions	3152	# the server's init and main functions
2846		3153
2847	sub load_facedata($) {	3154	sub load_facedata($) {
2848	my ($path) = @_;	3155	my ($path) = @_;
2849		3156
		3157	# HACK to clear player env face cache, we need some signal framework
		3158	# for this (global event?)
		3159	%ext::player_env::MUSIC_FACE_CACHE = ();
		3160
		3161	my $enc = JSON::XS->new->utf8->canonical->relaxed;
		3162
2850	warn "loading facedata from $path\n";	3163	warn "loading facedata from $path\n";
2851		3164
2852	my $facedata;	3165	my $facedata;
2853	0 < aio_load $path, $facedata	3166	0 < aio_load $path, $facedata
2854	or die "$path: $!";	3167	or die "$path: $!";
…		…
2856	$facedata = Coro::Storable::thaw $facedata;	3169	$facedata = Coro::Storable::thaw $facedata;
2857		3170
2858	$facedata->{version} == 2	3171	$facedata->{version} == 2
2859	or cf::cleanup "$path: version mismatch, cannot proceed.";	3172	or cf::cleanup "$path: version mismatch, cannot proceed.";
2860		3173
		3174	# patch in the exptable
		3175	$facedata->{resource}{"res/exp_table"} = {
		3176	type => FT_RSRC,
		3177	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
		3178	};
		3179	cf::cede_to_tick;
		3180
2861	{	3181	{
2862	my $faces = $facedata->{faceinfo};	3182	my $faces = $facedata->{faceinfo};
2863		3183
2864	while (my ($face, $info) = each %$faces) {	3184	while (my ($face, $info) = each %$faces) {
2865	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3185	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3186
2866	cf::face::set_visibility $idx, $info->{visibility};	3187	cf::face::set_visibility $idx, $info->{visibility};
2867	cf::face::set_magicmap $idx, $info->{magicmap};	3188	cf::face::set_magicmap $idx, $info->{magicmap};
2868	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3189	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2869	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3190	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2870		3191
2871	cf::cede_to_tick;	3192	cf::cede_to_tick;
2872	}	3193	}
2873		3194
2874	while (my ($face, $info) = each %$faces) {	3195	while (my ($face, $info) = each %$faces) {
2875	next unless $info->{smooth};	3196	next unless $info->{smooth};
		3197
2876	my $idx = cf::face::find $face	3198	my $idx = cf::face::find $face
2877	or next;	3199	or next;
		3200
2878	if (my $smooth = cf::face::find $info->{smooth}) {	3201	if (my $smooth = cf::face::find $info->{smooth}) {
2879	cf::face::set_smooth $idx, $smooth;	3202	cf::face::set_smooth $idx, $smooth;
2880	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3203	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2881	} else {	3204	} else {
2882	warn "smooth face '$info->{smooth}' not found for face '$face'";	3205	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
2899		3222
2900	{	3223	{
2901	# TODO: for gcfclient pleasure, we should give resources	3224	# TODO: for gcfclient pleasure, we should give resources
2902	# that gcfclient doesn't grok a >10000 face index.	3225	# that gcfclient doesn't grok a >10000 face index.
2903	my $res = $facedata->{resource};	3226	my $res = $facedata->{resource};
2904	my $enc = JSON::XS->new->utf8->canonical;
2905
2906	my $soundconf = delete $res->{"res/sound.conf"};
2907		3227
2908	while (my ($name, $info) = each %$res) {	3228	while (my ($name, $info) = each %$res) {
2909	my $meta = $enc->encode ({	3229	if (defined $info->{type}) {
2910	name => $name,
2911	%{ $info->{meta} || {} },
2912	});
2913
2914	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3230	my $idx = (cf::face::find $name) || cf::face::alloc $name;
		3231	my $data;
2915		3232
2916	if ($info->{type} & 1) {	3233	if ($info->{type} & 1) {
2917	# prepend meta info	3234	# prepend meta info
2918		3235
		3236	my $meta = $enc->encode ({
		3237	name => $name,
		3238	%{ $info->{meta} || {} },
		3239	});
		3240
2919	my $data = pack "(w/a*)*", $meta, $info->{data};	3241	$data = pack "(w/a*)*", $meta, $info->{data};
2920	my $chk = Digest::MD5::md5 "$info->{chksum},$meta"; # mangle data checksum and metadata	3242	} else {
		3243	$data = $info->{data};
		3244	}
2921		3245
2922	cf::face::set_data $idx, 0, $data, $chk;	3246	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3247	cf::face::set_type $idx, $info->{type};
2923	} else {	3248	} else {
2924	cf::face::set_data $idx, 0, $info->{data}, $info->{chksum};	3249	$RESOURCE{$name} = $info;
2925	}	3250	}
2926		3251
2927	cf::face::set_type $idx, $info->{type};
2928
2929	cf::cede_to_tick;	3252	cf::cede_to_tick;
2930	}	3253	}
2931
2932	if ($soundconf) {
2933	$soundconf = $enc->decode (delete $soundconf->{data});
2934
2935	for (0 .. SOUND_CAST_SPELL_0 - 1) {
2936	my $sound = $soundconf->{compat}[$_]
2937	or next;
2938
2939	my $face = cf::face::find "sound/$sound->[1]";
2940	cf::sound::set $sound->[0] => $face;
2941	cf::sound::old_sound_index $_, $face; # gcfclient-compat
2942	}
2943
2944	while (my ($k, $v) = each %{$soundconf->{event}}) {
2945	my $face = cf::face::find "sound/$v";
2946	cf::sound::set $k => $face;
2947	}
2948	}
2949	}	3254	}
		3255
		3256	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
2950		3257
2951	1	3258	1
2952	}	3259	}
		3260
		3261	cf::global->attach (on_resource_update => sub {
		3262	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3263	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3264
		3265	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3266	my $sound = $soundconf->{compat}[$_]
		3267	or next;
		3268
		3269	my $face = cf::face::find "sound/$sound->[1]";
		3270	cf::sound::set $sound->[0] => $face;
		3271	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3272	}
		3273
		3274	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3275	my $face = cf::face::find "sound/$v";
		3276	cf::sound::set $k => $face;
		3277	}
		3278	}
		3279	});
2953		3280
2954	register_exticmd fx_want => sub {	3281	register_exticmd fx_want => sub {
2955	my ($ns, $want) = @_;	3282	my ($ns, $want) = @_;
2956		3283
2957	while (my ($k, $v) = each %$want) {	3284	while (my ($k, $v) = each %$want) {
2958	$ns->fx_want ($k, $v);	3285	$ns->fx_want ($k, $v);
2959	}	3286	}
2960	};	3287	};
2961		3288
		3289	sub load_resource_file($) {
		3290	my $guard = lock_acquire "load_resource_file";
		3291
		3292	my $status = load_resource_file_ $_[0];
		3293	get_slot 0.1, 100;
		3294	cf::arch::commit_load;
		3295
		3296	$status
		3297	}
		3298
2962	sub reload_regions {	3299	sub reload_regions {
		3300	# HACK to clear player env face cache, we need some signal framework
		3301	# for this (global event?)
		3302	%ext::player_env::MUSIC_FACE_CACHE = ();
		3303
2963	load_resource_file "$MAPDIR/regions"	3304	load_resource_file "$MAPDIR/regions"
2964	or die "unable to load regions file\n";	3305	or die "unable to load regions file\n";
2965		3306
2966	for (cf::region::list) {	3307	for (cf::region::list) {
2967	$_->{match} = qr/$_->{match}/	3308	$_->{match} = qr/$_->{match}/
…		…
2975	}	3316	}
2976		3317
2977	sub reload_archetypes {	3318	sub reload_archetypes {
2978	load_resource_file "$DATADIR/archetypes"	3319	load_resource_file "$DATADIR/archetypes"
2979	or die "unable to load archetypes\n";	3320	or die "unable to load archetypes\n";
2980	#d# NEED to laod twice to resolve forward references
2981	# this really needs to be done in an extra post-pass
2982	# (which needs to be synchronous, so solve it differently)
2983	load_resource_file "$DATADIR/archetypes"
2984	or die "unable to load archetypes\n";
2985	}	3321	}
2986		3322
2987	sub reload_treasures {	3323	sub reload_treasures {
2988	load_resource_file "$DATADIR/treasures"	3324	load_resource_file "$DATADIR/treasures"
2989	or die "unable to load treasurelists\n";	3325	or die "unable to load treasurelists\n";
2990	}	3326	}
2991		3327
2992	sub reload_resources {	3328	sub reload_resources {
2993	warn "reloading resource files...\n";	3329	warn "reloading resource files...\n";
2994		3330
		3331	reload_facedata;
		3332	reload_archetypes;
2995	reload_regions;	3333	reload_regions;
2996	reload_facedata;
2997	#reload_archetypes;#d#
2998	reload_archetypes;
2999	reload_treasures;	3334	reload_treasures;
3000		3335
3001	warn "finished reloading resource files\n";	3336	warn "finished reloading resource files\n";
3002	}	3337	}
3003		3338
3004	sub init {	3339	sub init {
		3340	my $guard = freeze_mainloop;
		3341
		3342	evthread_start IO::AIO::poll_fileno;
		3343
3005	reload_resources;	3344	reload_resources;
3006	}	3345	}
3007		3346
3008	sub cfg_load {	3347	sub reload_config {
3009	open my $fh, "<:utf8", "$CONFDIR/config"	3348	open my $fh, "<:utf8", "$CONFDIR/config"
3010	or return;	3349	or return;
3011		3350
3012	local $/;	3351	local $/;
3013	*CFG = YAML::Syck::Load <$fh>;	3352	*CFG = YAML::Load <$fh>;
3014		3353
3015	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3354	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3016		3355
3017	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3356	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3018	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3357	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3024	};	3363	};
3025	warn $@ if $@;	3364	warn $@ if $@;
3026	}	3365	}
3027	}	3366	}
3028		3367
		3368	sub pidfile() {
		3369	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3370	or die "$PIDFILE: $!";
		3371	flock $fh, &Fcntl::LOCK_EX
		3372	or die "$PIDFILE: flock: $!";
		3373	$fh
		3374	}
		3375
		3376	# make sure only one server instance is running at any one time
		3377	sub atomic {
		3378	my $fh = pidfile;
		3379
		3380	my $pid = <$fh>;
		3381	kill 9, $pid if $pid > 0;
		3382
		3383	seek $fh, 0, 0;
		3384	print $fh $$;
		3385	}
		3386
3029	sub main {	3387	sub main {
		3388	atomic;
		3389
3030	# we must not ever block the main coroutine	3390	# we must not ever block the main coroutine
3031	local $Coro::idle = sub {	3391	local $Coro::idle = sub {
3032	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3392	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3033	(async {	3393	(async {
3034	Event::one_event;	3394	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3395	EV::loop EV::LOOP_ONESHOT;
3035	})->prio (Coro::PRIO_MAX);	3396	})->prio (Coro::PRIO_MAX);
3036	};	3397	};
3037		3398
3038	cfg_load;	3399	{
		3400	my $guard = freeze_mainloop;
		3401	reload_config;
3039	db_init;	3402	db_init;
3040	load_extensions;	3403	load_extensions;
3041		3404
3042	$TICK_WATCHER->start;	3405	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3406	}
		3407
		3408	utime time, time, $RUNTIMEFILE;
		3409
		3410	# no (long-running) fork's whatsoever before this point(!)
		3411	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3412
3043	Event::loop;	3413	EV::loop;
3044	}	3414	}
3045		3415
3046	#############################################################################	3416	#############################################################################
3047	# initialisation and cleanup	3417	# initialisation and cleanup
3048		3418
3049	# install some emergency cleanup handlers	3419	# install some emergency cleanup handlers
3050	BEGIN {	3420	BEGIN {
		3421	our %SIGWATCHER = ();
3051	for my $signal (qw(INT HUP TERM)) {	3422	for my $signal (qw(INT HUP TERM)) {
3052	Event->signal (	3423	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3053	reentrant => 0,
3054	data => WF_AUTOCANCEL,
3055	signal => $signal,
3056	prio => 0,
3057	cb => sub {
3058	cf::cleanup "SIG$signal";	3424	cf::cleanup "SIG$signal";
3059	},
3060	);	3425	};
3061	}	3426	}
3062	}	3427	}
3063		3428
3064	sub write_runtime {	3429	sub write_runtime_sync {
3065	my $runtime = "$LOCALDIR/runtime";
3066
3067	# first touch the runtime file to show we are still running:	3430	# first touch the runtime file to show we are still running:
3068	# the fsync below can take a very very long time.	3431	# the fsync below can take a very very long time.
3069		3432
3070	IO::AIO::aio_utime $runtime, undef, undef;	3433	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3071		3434
3072	my $guard = cf::lock_acquire "write_runtime";	3435	my $guard = cf::lock_acquire "write_runtime";
3073		3436
3074	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3437	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3075	or return;	3438	or return;
3076		3439
3077	my $value = $cf::RUNTIME + 90 + 10;	3440	my $value = $cf::RUNTIME + 90 + 10;
3078	# 10 is the runtime save interval, for a monotonic clock	3441	# 10 is the runtime save interval, for a monotonic clock
3079	# 60 allows for the watchdog to kill the server.	3442	# 60 allows for the watchdog to kill the server.
…		…
3089	aio_utime $fh, undef, undef;	3452	aio_utime $fh, undef, undef;
3090		3453
3091	close $fh	3454	close $fh
3092	or return;	3455	or return;
3093		3456
3094	aio_rename "$runtime~", $runtime	3457	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3095	and return;	3458	and return;
3096		3459
3097	warn "runtime file written.\n";	3460	warn "runtime file written.\n";
3098		3461
3099	1	3462	1
		3463	}
		3464
		3465	our $uuid_lock;
		3466	our $uuid_skip;
		3467
		3468	sub write_uuid_sync($) {
		3469	$uuid_skip ||= $_[0];
		3470
		3471	return if $uuid_lock;
		3472	local $uuid_lock = 1;
		3473
		3474	my $uuid = "$LOCALDIR/uuid";
		3475
		3476	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3477	or return;
		3478
		3479	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;
		3480	$uuid_skip = 0;
		3481
		3482	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3483	and return;
		3484
		3485	# always fsync - this file is important
		3486	aio_fsync $fh
		3487	and return;
		3488
		3489	close $fh
		3490	or return;
		3491
		3492	aio_rename "$uuid~", $uuid
		3493	and return;
		3494
		3495	warn "uuid file written ($value).\n";
		3496
		3497	1
		3498
		3499	}
		3500
		3501	sub write_uuid($$) {
		3502	my ($skip, $sync) = @_;
		3503
		3504	$sync ? write_uuid_sync $skip
		3505	: async { write_uuid_sync $skip };
3100	}	3506	}
3101		3507
3102	sub emergency_save() {	3508	sub emergency_save() {
3103	my $freeze_guard = cf::freeze_mainloop;	3509	my $freeze_guard = cf::freeze_mainloop;
3104		3510
…		…
3110	# and maps saved/destroyed asynchronously.	3516	# and maps saved/destroyed asynchronously.
3111	warn "begin emergency player save\n";	3517	warn "begin emergency player save\n";
3112	for my $login (keys %cf::PLAYER) {	3518	for my $login (keys %cf::PLAYER) {
3113	my $pl = $cf::PLAYER{$login} or next;	3519	my $pl = $cf::PLAYER{$login} or next;
3114	$pl->valid or next;	3520	$pl->valid or next;
		3521	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3115	$pl->save;	3522	$pl->save;
3116	}	3523	}
3117	warn "end emergency player save\n";	3524	warn "end emergency player save\n";
3118		3525
3119	warn "begin emergency map save\n";	3526	warn "begin emergency map save\n";
…		…
3125	warn "end emergency map save\n";	3532	warn "end emergency map save\n";
3126		3533
3127	warn "begin emergency database checkpoint\n";	3534	warn "begin emergency database checkpoint\n";
3128	BDB::db_env_txn_checkpoint $DB_ENV;	3535	BDB::db_env_txn_checkpoint $DB_ENV;
3129	warn "end emergency database checkpoint\n";	3536	warn "end emergency database checkpoint\n";
		3537
		3538	warn "begin write uuid\n";
		3539	write_uuid_sync 1;
		3540	warn "end write uuid\n";
3130	};	3541	};
3131		3542
3132	warn "leave emergency perl save\n";	3543	warn "leave emergency perl save\n";
3133	}	3544	}
3134		3545
3135	sub post_cleanup {	3546	sub post_cleanup {
3136	my ($make_core) = @_;	3547	my ($make_core) = @_;
3137		3548
3138	warn Carp::longmess "post_cleanup backtrace"	3549	warn Carp::longmess "post_cleanup backtrace"
3139	if $make_core;	3550	if $make_core;
		3551
		3552	my $fh = pidfile;
		3553	unlink $PIDFILE if <$fh> == $$;
3140	}	3554	}
		3555
		3556	# a safer delete_package, copied from Symbol
		3557	sub clear_package($) {
		3558	my $pkg = shift;
		3559
		3560	# expand to full symbol table name if needed
		3561	unless ($pkg =~ /^main::.*::$/) {
		3562	$pkg = "main$pkg" if $pkg =~ /^::/;
		3563	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3564	$pkg .= '::' unless $pkg =~ /::$/;
		3565	}
		3566
		3567	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3568	my $stem_symtab = *{$stem}{HASH};
		3569
		3570	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3571	or return;
		3572
		3573	# clear all symbols
		3574	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3575	for my $name (keys %$leaf_symtab) {
		3576	_gv_clear *{"$pkg$name"};
		3577	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3578	}
		3579	warn "cleared package #$pkg\n";#d#
		3580	}
		3581
		3582	our $RELOAD; # how many times to reload
3141		3583
3142	sub do_reload_perl() {	3584	sub do_reload_perl() {
3143	# can/must only be called in main	3585	# can/must only be called in main
3144	if ($Coro::current != $Coro::main) {	3586	if ($Coro::current != $Coro::main) {
3145	warn "can only reload from main coroutine";	3587	warn "can only reload from main coroutine";
3146	return;	3588	return;
3147	}	3589	}
3148		3590
		3591	return if $RELOAD++;
		3592
		3593	while ($RELOAD) {
3149	warn "reloading...";	3594	warn "reloading...";
3150		3595
3151	warn "entering sync_job";	3596	warn "entering sync_job";
3152		3597
3153	cf::sync_job {	3598	cf::sync_job {
3154	cf::write_runtime; # external watchdog should not bark	3599	cf::write_runtime_sync; # external watchdog should not bark
3155	cf::emergency_save;	3600	cf::emergency_save;
3156	cf::write_runtime; # external watchdog should not bark	3601	cf::write_runtime_sync; # external watchdog should not bark
3157		3602
3158	warn "syncing database to disk";	3603	warn "syncing database to disk";
3159	BDB::db_env_txn_checkpoint $DB_ENV;	3604	BDB::db_env_txn_checkpoint $DB_ENV;
3160		3605
3161	# if anything goes wrong in here, we should simply crash as we already saved	3606	# if anything goes wrong in here, we should simply crash as we already saved
3162		3607
3163	warn "cancelling all WF_AUTOCANCEL watchers";
3164	for (Event::all_watchers) {
3165	$_->cancel if $_->data & WF_AUTOCANCEL;
3166	}
3167
3168	warn "flushing outstanding aio requests";	3608	warn "flushing outstanding aio requests";
3169	for (;;) {
3170	BDB::flush;
3171	IO::AIO::flush;
3172	Coro::cede;
3173	last unless IO::AIO::nreqs || BDB::nreqs;	3609	while (IO::AIO::nreqs || BDB::nreqs) {
3174	warn "iterate...";	3610	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3175	}
3176
3177	++$RELOAD;
3178
3179	warn "cancelling all extension coros";
3180	$_->cancel for values %EXT_CORO;
3181	%EXT_CORO = ();
3182
3183	warn "removing commands";
3184	%COMMAND = ();
3185
3186	warn "removing ext/exti commands";
3187	%EXTCMD = ();
3188	%EXTICMD = ();
3189
3190	warn "unloading/nuking all extensions";
3191	for my $pkg (@EXTS) {
3192	warn "... unloading $pkg";
3193
3194	if (my $cb = $pkg->can ("unload")) {
3195	eval {
3196	$cb->($pkg);
3197	1
3198	} or warn "$pkg unloaded, but with errors: $@";
3199	}	3611	}
3200		3612
3201	warn "... nuking $pkg";	3613	warn "cancelling all extension coros";
3202	Symbol::delete_package $pkg;	3614	$_->cancel for values %EXT_CORO;
3203	}	3615	%EXT_CORO = ();
3204		3616
3205	warn "unloading all perl modules loaded from $LIBDIR";	3617	warn "removing commands";
3206	while (my ($k, $v) = each %INC) {	3618	%COMMAND = ();
3207	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3208		3619
		3620	warn "removing ext/exti commands";
		3621	%EXTCMD = ();
		3622	%EXTICMD = ();
		3623
		3624	warn "unloading/nuking all extensions";
		3625	for my $pkg (@EXTS) {
3209	warn "... unloading $k";	3626	warn "... unloading $pkg";
3210	delete $INC{$k};
3211		3627
3212	$k =~ s/\.pm$//;
3213	$k =~ s/\//::/g;
3214
3215	if (my $cb = $k->can ("unload_module")) {	3628	if (my $cb = $pkg->can ("unload")) {
		3629	eval {
3216	$cb->();	3630	$cb->($pkg);
		3631	1
		3632	} or warn "$pkg unloaded, but with errors: $@";
		3633	}
		3634
		3635	warn "... clearing $pkg";
		3636	clear_package $pkg;
3217	}	3637	}
3218		3638
3219	Symbol::delete_package $k;	3639	warn "unloading all perl modules loaded from $LIBDIR";
		3640	while (my ($k, $v) = each %INC) {
		3641	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3642
		3643	warn "... unloading $k";
		3644	delete $INC{$k};
		3645
		3646	$k =~ s/\.pm$//;
		3647	$k =~ s/\//::/g;
		3648
		3649	if (my $cb = $k->can ("unload_module")) {
		3650	$cb->();
		3651	}
		3652
		3653	clear_package $k;
3220	}	3654	}
3221		3655
3222	warn "getting rid of safe::, as good as possible";	3656	warn "getting rid of safe::, as good as possible";
3223	Symbol::delete_package "safe::$_"	3657	clear_package "safe::$_"
3224	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3658	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3225		3659
3226	warn "unloading cf.pm \"a bit\"";	3660	warn "unloading cf.pm \"a bit\"";
3227	delete $INC{"cf.pm"};	3661	delete $INC{"cf.pm"};
3228	delete $INC{"cf/pod.pm"};	3662	delete $INC{"cf/pod.pm"};
3229		3663
3230	# don't, removes xs symbols, too,	3664	# don't, removes xs symbols, too,
3231	# and global variables created in xs	3665	# and global variables created in xs
3232	#Symbol::delete_package __PACKAGE__;	3666	#clear_package __PACKAGE__;
3233		3667
3234	warn "unload completed, starting to reload now";	3668	warn "unload completed, starting to reload now";
3235		3669
3236	warn "reloading cf.pm";	3670	warn "reloading cf.pm";
3237	require cf;	3671	require cf;
3238	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3672	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3239		3673
3240	warn "loading config and database again";	3674	warn "loading config and database again";
3241	cf::cfg_load;	3675	cf::reload_config;
3242		3676
3243	warn "loading extensions";	3677	warn "loading extensions";
3244	cf::load_extensions;	3678	cf::load_extensions;
3245		3679
3246	warn "reattaching attachments to objects/players";	3680	warn "reattaching attachments to objects/players";
3247	_global_reattach; # objects, sockets	3681	_global_reattach; # objects, sockets
3248	warn "reattaching attachments to maps";	3682	warn "reattaching attachments to maps";
3249	reattach $_ for values %MAP;	3683	reattach $_ for values %MAP;
3250	warn "reattaching attachments to players";	3684	warn "reattaching attachments to players";
3251	reattach $_ for values %PLAYER;	3685	reattach $_ for values %PLAYER;
3252		3686
3253	warn "leaving sync_job";	3687	warn "leaving sync_job";
3254		3688
3255	1	3689	1
3256	} or do {	3690	} or do {
3257	warn $@;	3691	warn $@;
3258	warn "error while reloading, exiting.";	3692	cf::cleanup "error while reloading, exiting.";
3259	exit 1;
3260	};	3693	};
3261		3694
3262	warn "reloaded";	3695	warn "reloaded";
		3696	--$RELOAD;
		3697	}
3263	};	3698	};
3264		3699
3265	our $RELOAD_WATCHER; # used only during reload	3700	our $RELOAD_WATCHER; # used only during reload
3266		3701
3267	sub reload_perl() {	3702	sub reload_perl() {
3268	# doing reload synchronously and two reloads happen back-to-back,	3703	# doing reload synchronously and two reloads happen back-to-back,
3269	# coro crashes during coro_state_free->destroy here.	3704	# coro crashes during coro_state_free->destroy here.
3270		3705
3271	$RELOAD_WATCHER ||= Event->timer (	3706	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {
3272	reentrant => 0,
3273	after => 0,
3274	data => WF_AUTOCANCEL,
3275	cb => sub {
3276	do_reload_perl;	3707	do_reload_perl;
3277	undef $RELOAD_WATCHER;	3708	undef $RELOAD_WATCHER;
3278	},
3279	);	3709	};
3280	}	3710	}
3281		3711
3282	register_command "reload" => sub {	3712	register_command "reload" => sub {
3283	my ($who, $arg) = @_;	3713	my ($who, $arg) = @_;
3284		3714
3285	if ($who->flag (FLAG_WIZ)) {	3715	if ($who->flag (FLAG_WIZ)) {
3286	$who->message ("reloading server.");	3716	$who->message ("reloading server.");
		3717	async {
		3718	$Coro::current->{desc} = "perl_reload";
3287	async { reload_perl };	3719	reload_perl;
		3720	};
3288	}	3721	}
3289	};	3722	};
3290		3723
3291	unshift @INC, $LIBDIR;	3724	unshift @INC, $LIBDIR;
3292		3725
…		…
3294		3727
3295	our @WAIT_FOR_TICK;	3728	our @WAIT_FOR_TICK;
3296	our @WAIT_FOR_TICK_BEGIN;	3729	our @WAIT_FOR_TICK_BEGIN;
3297		3730
3298	sub wait_for_tick {	3731	sub wait_for_tick {
3299	return unless $TICK_WATCHER->is_active;
3300	return if $Coro::current == $Coro::main;	3732	return if tick_inhibit || $Coro::current == $Coro::main;
3301		3733
3302	my $signal = new Coro::Signal;	3734	my $signal = new Coro::Signal;
3303	push @WAIT_FOR_TICK, $signal;	3735	push @WAIT_FOR_TICK, $signal;
3304	$signal->wait;	3736	$signal->wait;
3305	}	3737	}
3306		3738
3307	sub wait_for_tick_begin {	3739	sub wait_for_tick_begin {
3308	return unless $TICK_WATCHER->is_active;
3309	return if $Coro::current == $Coro::main;	3740	return if tick_inhibit || $Coro::current == $Coro::main;
3310		3741
3311	my $signal = new Coro::Signal;	3742	my $signal = new Coro::Signal;
3312	push @WAIT_FOR_TICK_BEGIN, $signal;	3743	push @WAIT_FOR_TICK_BEGIN, $signal;
3313	$signal->wait;	3744	$signal->wait;
3314	}	3745	}
3315		3746
3316	my $min = 1e6;#d#	3747	sub tick {
3317	my $avg = 10;
3318	$TICK_WATCHER = Event->timer (
3319	reentrant => 0,
3320	parked => 1,
3321	prio => 0,
3322	at => $NEXT_TICK || $TICK,
3323	data => WF_AUTOCANCEL,
3324	cb => sub {
3325	if ($Coro::current != $Coro::main) {	3748	if ($Coro::current != $Coro::main) {
3326	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3749	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3327	unless ++$bug_warning > 10;	3750	unless ++$bug_warning > 10;
3328	return;	3751	return;
3329	}	3752	}
3330		3753
3331	$NOW = $tick_start = Event::time;
3332
3333	cf::server_tick; # one server iteration	3754	cf::server_tick; # one server iteration
3334		3755
3335	0 && sync_job {#d#	3756	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3336	for(1..10) {	3757	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3337	my $t = Event::time;	3758	Coro::async_pool {
3338	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3759	$Coro::current->{desc} = "runtime saver";
3339	or die;	3760	write_runtime_sync
3340		3761	or warn "ERROR: unable to write runtime file: $!";
3341	$map->width (50);
3342	$map->height (50);
3343	$map->alloc;
3344	$map->_load_objects ("/tmp/x.map", 1);
3345	my $t = Event::time - $t;
3346
3347	#next unless $t < 0.0013;#d#
3348	if ($t < $min) {
3349	$min = $t;
3350	}
3351	$avg = $avg * 0.99 + $t * 0.01;
3352	}
3353	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3354	exit 0;
3355	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3356	};	3762	};
		3763	}
3357		3764
3358	$RUNTIME += $TICK;
3359	$NEXT_TICK += $TICK;
3360
3361	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3362	$NEXT_RUNTIME_WRITE = $NOW + 10;
3363	Coro::async_pool {
3364	write_runtime
3365	or warn "ERROR: unable to write runtime file: $!";
3366	};
3367	}
3368
3369	# my $AFTER = Event::time;
3370	# warn $AFTER - $NOW;#d#
3371
3372	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3765	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3373	$sig->send;	3766	$sig->send;
3374	}	3767	}
3375	while (my $sig = shift @WAIT_FOR_TICK) {	3768	while (my $sig = shift @WAIT_FOR_TICK) {
3376	$sig->send;	3769	$sig->send;
3377	}	3770	}
3378		3771
3379	$NOW = Event::time;	3772	$LOAD = ($NOW - $TICK_START) / $TICK;
3380
3381	# if we are delayed by four ticks or more, skip them all
3382	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3383
3384	$TICK_WATCHER->at ($NEXT_TICK);
3385	$TICK_WATCHER->start;
3386
3387	$LOAD = ($NOW - $tick_start) / $TICK;
3388	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3773	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3389		3774
3390	_post_tick;	3775	if (0) {
3391		3776	if ($NEXT_TICK) {
3392		3777	my $jitter = $TICK_START - $NEXT_TICK;
		3778	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3779	warn "jitter $JITTER\n";#d#
		3780	}
3393	},	3781	}
3394	);	3782	}
3395		3783
3396	{	3784	{
3397	BDB::max_poll_time $TICK * 0.1;	3785	# configure BDB
3398	$BDB_POLL_WATCHER = Event->io (	3786
3399	reentrant => 0,
3400	fd => BDB::poll_fileno,
3401	poll => 'r',
3402	prio => 0,
3403	data => WF_AUTOCANCEL,
3404	cb => \&BDB::poll_cb,
3405	);
3406	BDB::min_parallel 8;	3787	BDB::min_parallel 8;
3407		3788	BDB::max_poll_reqs $TICK * 0.1;
3408	BDB::set_sync_prepare {	3789	$AnyEvent::BDB::WATCHER->priority (1);
3409	my $status;
3410	my $current = $Coro::current;
3411	(
3412	sub {
3413	$status = $!;
3414	$current->ready; undef $current;
3415	},
3416	sub {
3417	Coro::schedule while defined $current;
3418	$! = $status;
3419	},
3420	)
3421	};
3422		3790
3423	unless ($DB_ENV) {	3791	unless ($DB_ENV) {
3424	$DB_ENV = BDB::db_env_create;	3792	$DB_ENV = BDB::db_env_create;
		3793	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		3794	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3795	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		3796	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3797	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3425		3798
3426	cf::sync_job {	3799	cf::sync_job {
3427	eval {	3800	eval {
3428	BDB::db_env_open	3801	BDB::db_env_open
3429	$DB_ENV,	3802	$DB_ENV,
…		…
3431	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3804	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3432	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3805	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3433	0666;	3806	0666;
3434		3807
3435	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3808	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3436
3437	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3438	$DB_ENV->set_lk_detect;
3439	};	3809	};
3440		3810
3441	cf::cleanup "db_env_open(db): $@" if $@;	3811	cf::cleanup "db_env_open(db): $@" if $@;
3442	};	3812	};
3443	}	3813	}
		3814
		3815	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3816	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3817	};
		3818	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3819	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3820	};
		3821	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		3822	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3823	};
3444	}	3824	}
3445		3825
3446	{	3826	{
		3827	# configure IO::AIO
		3828
3447	IO::AIO::min_parallel 8;	3829	IO::AIO::min_parallel 8;
3448
3449	undef $Coro::AIO::WATCHER;
3450	IO::AIO::max_poll_time $TICK * 0.1;	3830	IO::AIO::max_poll_time $TICK * 0.1;
3451	$AIO_POLL_WATCHER = Event->io (	3831	undef $AnyEvent::AIO::WATCHER;
3452	reentrant => 0,
3453	data => WF_AUTOCANCEL,
3454	fd => IO::AIO::poll_fileno,
3455	poll => 'r',
3456	prio => 6,
3457	cb => \&IO::AIO::poll_cb,
3458	);
3459	}	3832	}
3460		3833
3461	my $_log_backtrace;	3834	my $_log_backtrace;
3462		3835
3463	sub _log_backtrace {	3836	sub _log_backtrace {
…		…
3466	$msg =~ s/\n//;	3839	$msg =~ s/\n//;
3467		3840
3468	# limit the # of concurrent backtraces	3841	# limit the # of concurrent backtraces
3469	if ($_log_backtrace < 2) {	3842	if ($_log_backtrace < 2) {
3470	++$_log_backtrace;	3843	++$_log_backtrace;
		3844	my $perl_bt = Carp::longmess $msg;
3471	async {	3845	async {
		3846	$Coro::current->{desc} = "abt $msg";
		3847
3472	my @bt = fork_call {	3848	my @bt = fork_call {
3473	@addr = map { sprintf "%x", $_ } @addr;	3849	@addr = map { sprintf "%x", $_ } @addr;
3474	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3850	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3475	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3851	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3476	or die "addr2line: $!";	3852	or die "addr2line: $!";
…		…
3484	}	3860	}
3485		3861
3486	@funcs	3862	@funcs
3487	};	3863	};
3488		3864
3489	LOG llevInfo, "[ABT] $msg\n";	3865	LOG llevInfo, "[ABT] $perl_bt\n";
		3866	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3490	LOG llevInfo, "[ABT] $_\n" for @bt;	3867	LOG llevInfo, "[ABT] $_\n" for @bt;
3491	--$_log_backtrace;	3868	--$_log_backtrace;
3492	};	3869	};
3493	} else {	3870	} else {
3494	LOG llevInfo, "[ABT] $msg\n";	3871	LOG llevInfo, "[ABT] $msg\n";

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