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Revision 1.429 by root, Sat May 3 15:17:13 2008 UTC vs.
Revision 1.522 by root, Sat Apr 17 02:22:14 2010 UTC

1	#	1	#
2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.	2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
3	#	3	#
4	# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team	4	# Copyright (©) 2006,2007,2008,2009,2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
5	#	5	#
6	# Deliantra is free software: you can redistribute it and/or modify	6	# Deliantra is free software: you can redistribute it and/or modify it under
7	# it under the terms of the GNU General Public License as published by	7	# the terms of the Affero GNU General Public License as published by the
8	# the Free Software Foundation, either version 3 of the License, or	8	# Free Software Foundation, either version 3 of the License, or (at your
9	# (at your option) any later version.	9	# option) any later version.
10	#	10	#
11	# This program is distributed in the hope that it will be useful,	11	# This program is distributed in the hope that it will be useful,
12	# but WITHOUT ANY WARRANTY; without even the implied warranty of	12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the	13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14	# GNU General Public License for more details.	14	# GNU General Public License for more details.
15	#	15	#
16	# You should have received a copy of the GNU General Public License	16	# You should have received a copy of the Affero GNU General Public License
17	# along with this program. If not, see <http://www.gnu.org/licenses/>.	17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
18	#	19	#
19	# The authors can be reached via e-mail to <support@deliantra.net>	20	# The authors can be reached via e-mail to <support@deliantra.net>
20	#	21	#
21		22
22	package cf;	23	package cf;
23		24
		25	use 5.10.0;
24	use utf8;	26	use utf8;
25	use strict;	27	use strict qw(vars subs);
26		28
27	use Symbol;	29	use Symbol;
28	use List::Util;	30	use List::Util;
29	use Socket;	31	use Socket;
30	use EV 3.2;	32	use EV;
31	use Opcode;	33	use Opcode;
32	use Safe;	34	use Safe;
33	use Safe::Hole;	35	use Safe::Hole;
34	use Storable ();	36	use Storable ();
		37	use Carp ();
35		38
		39	use Guard ();
36	use Coro 4.50 ();	40	use Coro ();
37	use Coro::State;	41	use Coro::State;
38	use Coro::Handle;	42	use Coro::Handle;
39	use Coro::EV;	43	use Coro::EV;
		44	use Coro::AnyEvent;
40	use Coro::Timer;	45	use Coro::Timer;
41	use Coro::Signal;	46	use Coro::Signal;
42	use Coro::Semaphore;	47	use Coro::Semaphore;
		48	use Coro::SemaphoreSet;
		49	use Coro::AnyEvent;
43	use Coro::AIO;	50	use Coro::AIO;
44	use Coro::BDB;	51	use Coro::BDB 1.6;
45	use Coro::Storable;	52	use Coro::Storable;
46	use Coro::Util ();	53	use Coro::Util ();
47		54
48	use JSON::XS 2.01 ();	55	use JSON::XS 2.01 ();
49	use BDB ();	56	use BDB ();
50	use Data::Dumper;	57	use Data::Dumper;
51	use Digest::MD5;
52	use Fcntl;	58	use Fcntl;
53	use YAML ();	59	use YAML::XS ();
54	use IO::AIO 2.51 ();	60	use IO::AIO ();
55	use Time::HiRes;	61	use Time::HiRes;
56	use Compress::LZF;	62	use Compress::LZF;
57	use Digest::MD5 ();	63	use Digest::MD5 ();
		64
		65	AnyEvent::detect;
58		66
59	# configure various modules to our taste	67	# configure various modules to our taste
60	#	68	#
61	$Storable::canonical = 1; # reduce rsync transfers	69	$Storable::canonical = 1; # reduce rsync transfers
62	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	70	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		71
		72	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		73
		74	# make sure c-lzf reinitialises itself
		75	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
63	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	76	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
64		77
65	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority	78	# strictly for debugging
		79	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
66		80
67	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	81	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
68		82
69	our %COMMAND = ();	83	our %COMMAND = ();
70	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
…		…
73	our %EXTCMD = ();	87	our %EXTCMD = ();
74	our %EXTICMD = ();	88	our %EXTICMD = ();
75	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
76	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
77		91
78	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
79	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
80		96
81	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
82	our $DATADIR = datadir;	98	our $DATADIR = datadir;
83	our $LIBDIR = "$DATADIR/ext";	99	our $LIBDIR = "$DATADIR/ext";
84	our $PODDIR = "$DATADIR/pod";	100	our $PODDIR = "$DATADIR/pod";
85	our $MAPDIR = "$DATADIR/" . mapdir;	101	our $MAPDIR = "$DATADIR/" . mapdir;
86	our $LOCALDIR = localdir;	102	our $LOCALDIR = localdir;
87	our $TMPDIR = "$LOCALDIR/" . tmpdir;	103	our $TMPDIR = "$LOCALDIR/" . tmpdir;
88	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	104	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
89	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	105	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
90	our $RANDOMDIR = "$LOCALDIR/random";	106	our $RANDOMDIR = "$LOCALDIR/random";
91	our $BDBDIR = "$LOCALDIR/db";	107	our $BDBDIR = "$LOCALDIR/db";
		108	our $PIDFILE = "$LOCALDIR/pid";
		109	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		110
92	our %RESOURCE;	111	our %RESOURCE;
93		112
		113	our $OUTPUT_RATE_MIN = 4000;
		114	our $OUTPUT_RATE_MAX = 100000;
		115
94	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	116	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
95	our $AIO_POLL_WATCHER;
96	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	117	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
97	our $NEXT_TICK;	118	our $NEXT_TICK;
98	our $USE_FSYNC = 1; # use fsync to write maps - default off	119	our $USE_FSYNC = 1; # use fsync to write maps - default on
99		120
100	our $BDB_POLL_WATCHER;
101	our $BDB_DEADLOCK_WATCHER;	121	our $BDB_DEADLOCK_WATCHER;
102	our $BDB_CHECKPOINT_WATCHER;	122	our $BDB_CHECKPOINT_WATCHER;
103	our $BDB_TRICKLE_WATCHER;	123	our $BDB_TRICKLE_WATCHER;
104	our $DB_ENV;	124	our $DB_ENV;
105		125
		126	our @EXTRA_MODULES = qw(pod match mapscript);
		127
106	our %CFG;	128	our %CFG;
107		129
108	our $UPTIME; $UPTIME ||= time;	130	our $UPTIME; $UPTIME ||= time;
109	our $RUNTIME;	131	our $RUNTIME;
110	our $NOW;	132	our $NOW;
…		…
119	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	141	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
120	our $LOADAVG; # same thing, but with alpha-smoothing	142	our $LOADAVG; # same thing, but with alpha-smoothing
121	our $JITTER; # average jitter	143	our $JITTER; # average jitter
122	our $TICK_START; # for load detecting purposes	144	our $TICK_START; # for load detecting purposes
123		145
		146	our @POST_INIT;
		147
		148	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		149	our $REALLY_UNLOOP; # never set to true, please :)
		150
124	binmode STDOUT;	151	binmode STDOUT;
125	binmode STDERR;	152	binmode STDERR;
126		153
127	# read virtual server time, if available	154	# read virtual server time, if available
128	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	155	unless ($RUNTIME || !-e $RUNTIMEFILE) {
129	open my $fh, "<", "$LOCALDIR/runtime"	156	open my $fh, "<", $RUNTIMEFILE
130	or die "unable to read runtime file: $!";	157	or die "unable to read $RUNTIMEFILE file: $!";
131	$RUNTIME = <$fh> + 0.;	158	$RUNTIME = <$fh> + 0.;
132	}	159	}
		160
		161	eval "sub TICK() { $TICK } 1" or die;
133		162
134	mkdir $_	163	mkdir $_
135	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	164	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
136		165
137	our $EMERGENCY_POSITION;	166	our $EMERGENCY_POSITION;
138		167
139	sub cf::map::normalise;	168	sub cf::map::normalise;
		169
		170	sub in_main() {
		171	$Coro::current == $Coro::main
		172	}
		173
		174	#############################################################################
		175
		176	%REFLECT = ();
		177	for (@REFLECT) {
		178	my $reflect = JSON::XS::decode_json $_;
		179	$REFLECT{$reflect->{class}} = $reflect;
		180	}
		181
		182	# this is decidedly evil
		183	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
140		184
141	#############################################################################	185	#############################################################################
142		186
143	=head2 GLOBAL VARIABLES	187	=head2 GLOBAL VARIABLES
144		188
…		…
191	returns directly I<after> the tick processing (and consequently, can only wake one process	235	returns directly I<after> the tick processing (and consequently, can only wake one process
192	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	236	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
193		237
194	=item @cf::INVOKE_RESULTS	238	=item @cf::INVOKE_RESULTS
195		239
196	This array contains the results of the last C<invoke ()> call. When	240	This array contains the results of the last C<invoke ()> call. When
197	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	241	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
198	that call.	242	that call.
199		243
		244	=item %cf::REFLECT
		245
		246	Contains, for each (C++) class name, a hash reference with information
		247	about object members (methods, scalars, arrays and flags) and other
		248	metadata, which is useful for introspection.
		249
200	=back	250	=back
201		251
202	=cut	252	=cut
203		253
204	BEGIN {	254	$Coro::State::WARNHOOK = sub {
205	*CORE::GLOBAL::warn = sub {
206	my $msg = join "", @_;	255	my $msg = join "", @_;
207		256
208	$msg .= "\n"	257	$msg .= "\n"
209	unless $msg =~ /\n$/;	258	unless $msg =~ /\n$/;
210		259
211	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	260	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
212		261
213	LOG llevError, $msg;	262	LOG llevError, $msg;
214	};	263	};
215	}
216		264
217	$Coro::State::DIEHOOK = sub {	265	$Coro::State::DIEHOOK = sub {
218	return unless $^S eq 0; # "eq", not "=="	266	return unless $^S eq 0; # "eq", not "=="
219		267
220	if ($Coro::current == $Coro::main) {#d#	268	warn Carp::longmess $_[0];
		269
		270	if (in_main) {#d#
221	warn "DIEHOOK called in main context, Coro bug?\n";#d#	271	warn "DIEHOOK called in main context, Coro bug?\n";#d#
222	return;#d#	272	return;#d#
223	}#d#	273	}#d#
224		274
225	# kill coroutine otherwise	275	# kill coroutine otherwise
226	warn Carp::longmess $_[0];
227	Coro::terminate	276	Coro::terminate
228	};	277	};
229
230	$SIG{__DIE__} = sub { }; #d#?
231		278
232	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	279	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
233	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	280	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
234	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	281	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
235	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	282	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
242	for my $pkg (qw(	289	for my $pkg (qw(
243	cf::global cf::attachable	290	cf::global cf::attachable
244	cf::object cf::object::player	291	cf::object cf::object::player
245	cf::client cf::player	292	cf::client cf::player
246	cf::arch cf::living	293	cf::arch cf::living
		294	cf::map cf::mapspace
247	cf::map cf::party cf::region	295	cf::party cf::region
248	)) {	296	)) {
249	no strict 'refs';
250	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	297	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
251	}	298	}
252		299
253	$EV::DIED = sub {	300	$EV::DIED = sub {
254	warn "error in event callback: @_";	301	Carp::cluck "error in event callback: @_";
255	};	302	};
256		303
257	#############################################################################	304	#############################################################################
258		305
259	=head2 UTILITY FUNCTIONS	306	=head2 UTILITY FUNCTIONS
…		…
296	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	343	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
297		344
298	sub encode_json($) { $json_coder->encode ($_[0]) }	345	sub encode_json($) { $json_coder->encode ($_[0]) }
299	sub decode_json($) { $json_coder->decode ($_[0]) }	346	sub decode_json($) { $json_coder->decode ($_[0]) }
300		347
		348	=item cf::post_init { BLOCK }
		349
		350	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		351	but I<before> the server starts ticking again.
		352
		353	The cdoeblock will have a single boolean argument to indicate whether this
		354	is a reload or not.
		355
		356	=cut
		357
		358	sub post_init(&) {
		359	push @POST_INIT, shift;
		360	}
		361
301	=item cf::lock_wait $string	362	=item cf::lock_wait $string
302		363
303	Wait until the given lock is available. See cf::lock_acquire.	364	Wait until the given lock is available. See cf::lock_acquire.
304		365
305	=item my $lock = cf::lock_acquire $string	366	=item my $lock = cf::lock_acquire $string
306		367
307	Wait until the given lock is available and then acquires it and returns	368	Wait until the given lock is available and then acquires it and returns
308	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	369	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
309	for example when the coroutine gets canceled), the lock is automatically	370	for example when the coroutine gets canceled), the lock is automatically
310	returned.	371	returned.
311		372
312	Locks are *not* recursive, locking from the same coro twice results in a	373	Locks are *not* recursive, locking from the same coro twice results in a
313	deadlocked coro.	374	deadlocked coro.
…		…
319		380
320	Return true if the lock is currently active, i.e. somebody has locked it.	381	Return true if the lock is currently active, i.e. somebody has locked it.
321		382
322	=cut	383	=cut
323		384
324	our %LOCK;	385	our $LOCKS = new Coro::SemaphoreSet;
325	our %LOCKER;#d#
326		386
327	sub lock_wait($) {	387	sub lock_wait($) {
328	my ($key) = @_;	388	$LOCKS->wait ($_[0]);
329
330	if ($LOCKER{$key} == $Coro::current) {#d#
331	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
332	return;#d#
333	}#d#
334
335	# wait for lock, if any
336	while ($LOCK{$key}) {
337	push @{ $LOCK{$key} }, $Coro::current;
338	Coro::schedule;
339	}
340	}	389	}
341		390
342	sub lock_acquire($) {	391	sub lock_acquire($) {
343	my ($key) = @_;	392	$LOCKS->guard ($_[0])
344
345	# wait, to be sure we are not locked
346	lock_wait $key;
347
348	$LOCK{$key} = [];
349	$LOCKER{$key} = $Coro::current;#d#
350
351	Coro::guard {
352	delete $LOCKER{$key};#d#
353	# wake up all waiters, to be on the safe side
354	$_->ready for @{ delete $LOCK{$key} };
355	}
356	}	393	}
357		394
358	sub lock_active($) {	395	sub lock_active($) {
359	my ($key) = @_;	396	$LOCKS->count ($_[0]) < 1
360
361	! ! $LOCK{$key}
362	}	397	}
363		398
364	sub freeze_mainloop {	399	sub freeze_mainloop {
365	tick_inhibit_inc;	400	tick_inhibit_inc;
366		401
367	Coro::guard \&tick_inhibit_dec;	402	&Guard::guard (\&tick_inhibit_dec);
368	}	403	}
369		404
370	=item cf::periodic $interval, $cb	405	=item cf::periodic $interval, $cb
371		406
372	Like EV::periodic, but randomly selects a starting point so that the actions	407	Like EV::periodic, but randomly selects a starting point so that the actions
373	get spread over timer.	408	get spread over time.
374		409
375	=cut	410	=cut
376		411
377	sub periodic($$) {	412	sub periodic($$) {
378	my ($interval, $cb) = @_;	413	my ($interval, $cb) = @_;
…		…
395		430
396	=cut	431	=cut
397		432
398	our @SLOT_QUEUE;	433	our @SLOT_QUEUE;
399	our $SLOT_QUEUE;	434	our $SLOT_QUEUE;
		435	our $SLOT_DECAY = 0.9;
400		436
401	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	437	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
402	$SLOT_QUEUE = Coro::async {	438	$SLOT_QUEUE = Coro::async {
403	$Coro::current->desc ("timeslot manager");	439	$Coro::current->desc ("timeslot manager");
404		440
405	my $signal = new Coro::Signal;	441	my $signal = new Coro::Signal;
		442	my $busy;
406		443
407	while () {	444	while () {
408	next_job:	445	next_job:
		446
409	my $avail = cf::till_tick;	447	my $avail = cf::till_tick;
410	if ($avail > 0.01) {	448
411	for (0 .. $#SLOT_QUEUE) {	449	for (0 .. $#SLOT_QUEUE) {
412	if ($SLOT_QUEUE[$_][0] < $avail) {	450	if ($SLOT_QUEUE[$_][0] <= $avail) {
		451	$busy = 0;
413	my $job = splice @SLOT_QUEUE, $_, 1, ();	452	my $job = splice @SLOT_QUEUE, $_, 1, ();
414	$job->[2]->send;	453	$job->[2]->send;
415	Coro::cede;	454	Coro::cede;
416	goto next_job;	455	goto next_job;
417	}	456	} else {
		457	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
418	}	458	}
419	}	459	}
420		460
421	if (@SLOT_QUEUE) {	461	if (@SLOT_QUEUE) {
422	# we do not use wait_for_tick() as it returns immediately when tick is inactive	462	# we do not use wait_for_tick() as it returns immediately when tick is inactive
423	push @cf::WAIT_FOR_TICK, $signal;	463	push @cf::WAIT_FOR_TICK, $signal;
424	$signal->wait;	464	$signal->wait;
425	} else {	465	} else {
		466	$busy = 0;
426	Coro::schedule;	467	Coro::schedule;
427	}	468	}
428	}	469	}
429	};	470	};
430		471
431	sub get_slot($;$$) {	472	sub get_slot($;$$) {
432	return if tick_inhibit || $Coro::current == $Coro::main;	473	return if tick_inhibit || $Coro::current == $Coro::main;
433		474
434	my ($time, $pri, $name) = @_;	475	my ($time, $pri, $name) = @_;
435		476
436	$time = $TICK * .6 if $time > $TICK * .6;	477	$time = clamp $time, 0.01, $TICK * .6;
		478
437	my $sig = new Coro::Signal;	479	my $sig = new Coro::Signal;
438		480
439	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	481	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
440	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	482	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
441	$SLOT_QUEUE->ready;	483	$SLOT_QUEUE->ready;
…		…
468		510
469	sub sync_job(&) {	511	sub sync_job(&) {
470	my ($job) = @_;	512	my ($job) = @_;
471		513
472	if ($Coro::current == $Coro::main) {	514	if ($Coro::current == $Coro::main) {
473	my $time = EV::time;	515	my $time = AE::time;
474		516
475	# this is the main coro, too bad, we have to block	517	# this is the main coro, too bad, we have to block
476	# till the operation succeeds, freezing the server :/	518	# till the operation succeeds, freezing the server :/
477		519
478	LOG llevError, Carp::longmess "sync job";#d#	520	LOG llevError, Carp::longmess "sync job";#d#
…		…
495	} else {	537	} else {
496	EV::loop EV::LOOP_ONESHOT;	538	EV::loop EV::LOOP_ONESHOT;
497	}	539	}
498	}	540	}
499		541
500	my $time = EV::time - $time;	542	my $time = AE::time - $time;
501		543
502	$TICK_START += $time; # do not account sync jobs to server load	544	$TICK_START += $time; # do not account sync jobs to server load
503		545
504	wantarray ? @res : $res[0]	546	wantarray ? @res : $res[0]
505	} else {	547	} else {
…		…
549	reset_signals;	591	reset_signals;
550	&$cb	592	&$cb
551	}, @args;	593	}, @args;
552		594
553	wantarray ? @res : $res[-1]	595	wantarray ? @res : $res[-1]
		596	}
		597
		598	sub objinfo {
		599	(
		600	"counter value" => cf::object::object_count,
		601	"objects created" => cf::object::create_count,
		602	"objects destroyed" => cf::object::destroy_count,
		603	"freelist size" => cf::object::free_count,
		604	"allocated objects" => cf::object::objects_size,
		605	"active objects" => cf::object::actives_size,
		606	)
554	}	607	}
555		608
556	=item $coin = coin_from_name $name	609	=item $coin = coin_from_name $name
557		610
558	=cut	611	=cut
…		…
724		777
725	#############################################################################	778	#############################################################################
726		779
727	=head2 ATTACHABLE OBJECTS	780	=head2 ATTACHABLE OBJECTS
728		781
729	Many objects in crossfire are so-called attachable objects. That means you can	782	Many objects in deliantra are so-called attachable objects. That means you can
730	attach callbacks/event handlers (a collection of which is called an "attachment")	783	attach callbacks/event handlers (a collection of which is called an "attachment")
731	to it. All such attachable objects support the following methods.	784	to it. All such attachable objects support the following methods.
732		785
733	In the following description, CLASS can be any of C<global>, C<object>	786	In the following description, CLASS can be any of C<global>, C<object>
734	C<player>, C<client> or C<map> (i.e. the attachable objects in	787	C<player>, C<client> or C<map> (i.e. the attachable objects in
…		…
784	=item cf::CLASS::attachment $name, ...	837	=item cf::CLASS::attachment $name, ...
785		838
786	Register an attachment by C<$name> through which attachable objects of the	839	Register an attachment by C<$name> through which attachable objects of the
787	given CLASS can refer to this attachment.	840	given CLASS can refer to this attachment.
788		841
789	Some classes such as crossfire maps and objects can specify attachments	842	Some classes such as deliantra maps and objects can specify attachments
790	that are attached at load/instantiate time, thus the need for a name.	843	that are attached at load/instantiate time, thus the need for a name.
791		844
792	These calls expect any number of the following handler/hook descriptions:	845	These calls expect any number of the following handler/hook descriptions:
793		846
794	=over 4	847	=over 4
…		…
1085		1138
1086	sub reattach {	1139	sub reattach {
1087	# basically do the same as instantiate, without calling instantiate	1140	# basically do the same as instantiate, without calling instantiate
1088	my ($obj) = @_;	1141	my ($obj) = @_;
1089		1142
		1143	# no longer needed after getting rid of delete_package?
1090	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1144	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
1091		1145
1092	my $registry = $obj->registry;	1146	my $registry = $obj->registry;
1093		1147
1094	@$registry = ();	1148	@$registry = ();
1095		1149
…		…
1143	$decname, length $$rdata, scalar @$objs;	1197	$decname, length $$rdata, scalar @$objs;
1144		1198
1145	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1199	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1146	aio_chmod $fh, SAVE_MODE;	1200	aio_chmod $fh, SAVE_MODE;
1147	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1201	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1148	aio_fsync $fh if $cf::USE_FSYNC;	1202	if ($cf::USE_FSYNC) {
		1203	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1204	aio_fsync $fh;
		1205	}
1149	aio_close $fh;	1206	aio_close $fh;
1150		1207
1151	if (@$objs) {	1208	if (@$objs) {
1152	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1209	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1153	aio_chmod $fh, SAVE_MODE;	1210	aio_chmod $fh, SAVE_MODE;
1154	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1211	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1155	aio_write $fh, 0, (length $data), $data, 0;	1212	aio_write $fh, 0, (length $data), $data, 0;
1156	aio_fsync $fh if $cf::USE_FSYNC;	1213	if ($cf::USE_FSYNC) {
		1214	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1215	aio_fsync $fh;
		1216	}
1157	aio_close $fh;	1217	aio_close $fh;
1158	aio_rename "$filename.pst~", "$filename.pst";	1218	aio_rename "$filename.pst~", "$filename.pst";
1159	}	1219	}
1160	} else {	1220	} else {
1161	aio_unlink "$filename.pst";	1221	aio_unlink "$filename.pst";
1162	}	1222	}
1163		1223
1164	aio_rename "$filename~", $filename;	1224	aio_rename "$filename~", $filename;
		1225
		1226	$filename =~ s%/[^/]+$%%;
		1227	aio_pathsync $filename if $cf::USE_FSYNC;
1165	} else {	1228	} else {
1166	warn "FATAL: $filename~: $!\n";	1229	warn "unable to save objects: $filename~: $!\n";
1167	}	1230	}
1168	} else {	1231	} else {
1169	aio_unlink $filename;	1232	aio_unlink $filename;
1170	aio_unlink "$filename.pst";	1233	aio_unlink "$filename.pst";
1171	}	1234	}
…		…
1262	my ($name, $cb) = @_;	1325	my ($name, $cb) = @_;
1263		1326
1264	$EXTICMD{$name} = $cb;	1327	$EXTICMD{$name} = $cb;
1265	}	1328	}
1266		1329
		1330	use File::Glob ();
		1331
1267	cf::player->attach (	1332	cf::player->attach (
1268	on_command => sub {	1333	on_unknown_command => sub {
1269	my ($pl, $name, $params) = @_;	1334	my ($pl, $name, $params) = @_;
1270		1335
1271	my $cb = $COMMAND{$name}	1336	my $cb = $COMMAND{$name}
1272	or return;	1337	or return;
1273		1338
…		…
1303		1368
1304	cf::override;	1369	cf::override;
1305	},	1370	},
1306	);	1371	);
1307		1372
		1373	# "readahead" all extensions
		1374	sub cache_extensions {
		1375	my $grp = IO::AIO::aio_group;
		1376
		1377	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1378	for (grep /\.ext$/, @{$_[0]}) {
		1379	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1380	}
		1381	};
		1382
		1383	$grp
		1384	}
		1385
1308	sub load_extensions {	1386	sub load_extensions {
1309	cf::sync_job {	1387	cf::sync_job {
1310	my %todo;	1388	my %todo;
1311		1389
1312	for my $path (<$LIBDIR/*.ext>) {	1390	for my $path (<$LIBDIR/*.ext>) {
…		…
1331		1409
1332	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1410	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1333	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1411	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1334		1412
1335	$ext{source} =	1413	$ext{source} =
1336	"package $pkg; use strict; use utf8;\n"	1414	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1337	. "#line 1 \"$path\"\n{\n"	1415	. "#line 1 \"$path\"\n{\n"
1338	. $source	1416	. $source
1339	. "\n};\n1";	1417	. "\n};\n1";
1340		1418
1341	$todo{$base} = \%ext;	1419	$todo{$base} = \%ext;
1342	}	1420	}
1343		1421
		1422	my $pass = 0;
1344	my %done;	1423	my %done;
1345	while (%todo) {	1424	while (%todo) {
1346	my $progress;	1425	my $progress;
1347		1426
		1427	++$pass;
		1428
		1429	ext:
1348	while (my ($k, $v) = each %todo) {	1430	while (my ($k, $v) = each %todo) {
1349	for (split /,\s*/, $v->{meta}{depends}) {	1431	for (split /,\s*/, $v->{meta}{depends}) {
1350	goto skip	1432	next ext
1351	unless exists $done{$_};	1433	unless exists $done{$_};
1352	}	1434	}
1353		1435
1354	warn "... loading '$k' into '$v->{pkg}'\n";	1436	warn "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1355		1437
1356	unless (eval $v->{source}) {	1438	my $active = eval $v->{source};
		1439
		1440	if (length $@) {
1357	my $msg = $@ ? "$v->{path}: $@\n"	1441	warn "$v->{path}: $@\n";
1358	: "$v->{base}: extension inactive.\n";
1359		1442
1360	if (exists $v->{meta}{mandatory}) {
1361	warn $msg;
1362	cf::cleanup "mandatory extension failed to load, exiting.";	1443	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1363	}	1444	if exists $v->{meta}{mandatory};
1364		1445
1365	warn $msg;	1446	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
		1447	delete $todo{$k};
		1448	} else {
		1449	$done{$k} = delete $todo{$k};
		1450	push @EXTS, $v->{pkg};
		1451	$progress = 1;
		1452
		1453	warn "$v->{base}: extension inactive.\n"
		1454	unless $active;
1366	}	1455	}
1367
1368	$done{$k} = delete $todo{$k};
1369	push @EXTS, $v->{pkg};
1370	$progress = 1;
1371	}	1456	}
1372		1457
1373	skip:	1458	unless ($progress) {
1374	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1459	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1375	unless $progress;	1460
		1461	while (my ($k, $v) = each %todo) {
		1462	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1463	if exists $v->{meta}{mandatory};
		1464	}
		1465	}
1376	}	1466	}
1377	};	1467	};
1378	}	1468	}
1379		1469
1380	#############################################################################	1470	#############################################################################
1381		1471
1382	=back	1472	=back
1383		1473
1384	=head2 CORE EXTENSIONS	1474	=head2 CORE EXTENSIONS
1385		1475
1386	Functions and methods that extend core crossfire objects.	1476	Functions and methods that extend core deliantra objects.
1387		1477
1388	=cut	1478	=cut
1389		1479
1390	package cf::player;	1480	package cf::player;
1391		1481
…		…
1434		1524
1435	sub exists($) {	1525	sub exists($) {
1436	my ($login) = @_;	1526	my ($login) = @_;
1437		1527
1438	$cf::PLAYER{$login}	1528	$cf::PLAYER{$login}
1439	or cf::sync_job { !aio_stat path $login }	1529	or !aio_stat path $login
1440	}	1530	}
1441		1531
1442	sub find($) {	1532	sub find($) {
1443	return $cf::PLAYER{$_[0]} || do {	1533	return $cf::PLAYER{$_[0]} || do {
1444	my $login = $_[0];	1534	my $login = $_[0];
…		…
1464	$cf::PLAYER{$login} = $pl	1554	$cf::PLAYER{$login} = $pl
1465	}	1555	}
1466	}	1556	}
1467	}	1557	}
1468		1558
		1559	cf::player->attach (
		1560	on_load => sub {
		1561	my ($pl, $path) = @_;
		1562
		1563	# restore slots saved in save, below
		1564	my $slots = delete $pl->{_slots};
		1565
		1566	$pl->ob->current_weapon ($slots->[0]);
		1567	$pl->combat_ob ($slots->[1]);
		1568	$pl->ranged_ob ($slots->[2]);
		1569	},
		1570	);
		1571
1469	sub save($) {	1572	sub save($) {
1470	my ($pl) = @_;	1573	my ($pl) = @_;
1471		1574
1472	return if $pl->{deny_save};	1575	return if $pl->{deny_save};
1473		1576
…		…
1478		1581
1479	aio_mkdir playerdir $pl, 0770;	1582	aio_mkdir playerdir $pl, 0770;
1480	$pl->{last_save} = $cf::RUNTIME;	1583	$pl->{last_save} = $cf::RUNTIME;
1481		1584
1482	cf::get_slot 0.01;	1585	cf::get_slot 0.01;
		1586
		1587	# save slots, to be restored later
		1588	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1483		1589
1484	$pl->save_pl ($path);	1590	$pl->save_pl ($path);
1485	cf::cede_to_tick;	1591	cf::cede_to_tick;
1486	}	1592	}
1487		1593
…		…
1519	my ($pl) = @_;	1625	my ($pl) = @_;
1520		1626
1521	my $name = $pl->ob->name;	1627	my $name = $pl->ob->name;
1522		1628
1523	$pl->{deny_save} = 1;	1629	$pl->{deny_save} = 1;
1524	$pl->password ("*"); # this should lock out the player until we nuked the dir	1630	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1525		1631
1526	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1632	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1527	$pl->deactivate;	1633	$pl->deactivate;
		1634	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1635	$pl->ob->check_score;
1528	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1636	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1529	$pl->ns->destroy if $pl->ns;	1637	$pl->ns->destroy if $pl->ns;
1530		1638
1531	my $path = playerdir $pl;	1639	my $path = playerdir $pl;
1532	my $temp = "$path~$cf::RUNTIME~deleting~";	1640	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1613	}	1721	}
1614		1722
1615	\@paths	1723	\@paths
1616	}	1724	}
1617		1725
1618	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1726	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1619		1727
1620	Expand crossfire pod fragments into protocol xml.	1728	Expand deliantra pod fragments into protocol xml.
1621
1622	=cut
1623
1624	use re 'eval';
1625
1626	my $group;
1627	my $interior; $interior = qr{
1628	# match a pod interior sequence sans C<< >>
1629	(?:
1630	\ (.*?)\ (?{ $group = $^N })
1631	| < (??{$interior}) >
1632	)
1633	}x;
1634
1635	sub expand_cfpod {
1636	my ($self, $pod) = @_;
1637
1638	my $xml;
1639
1640	while () {
1641	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
1642	$group = $1;
1643
1644	$group =~ s/&/&amp;/g;
1645	$group =~ s/</&lt;/g;
1646
1647	$xml .= $group;
1648	} elsif ($pod =~ m%\G
1649	([BCGHITU])
1650	<
1651	(?:
1652	([^<>]*) (?{ $group = $^N })
1653	| < $interior >
1654	)
1655	>
1656	%gcsx
1657	) {
1658	my ($code, $data) = ($1, $group);
1659
1660	if ($code eq "B") {
1661	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
1662	} elsif ($code eq "I") {
1663	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
1664	} elsif ($code eq "U") {
1665	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
1666	} elsif ($code eq "C") {
1667	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
1668	} elsif ($code eq "T") {
1669	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
1670	} elsif ($code eq "G") {
1671	my ($male, $female) = split /\|/, $data;
1672	$data = $self->gender ? $female : $male;
1673	$xml .= expand_cfpod ($self, $data);
1674	} elsif ($code eq "H") {
1675	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1676	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1677	"")
1678	[$self->{hintmode}];
1679	} else {
1680	$xml .= "error processing '$code($data)' directive";
1681	}
1682	} else {
1683	if ($pod =~ /\G(.+)/) {
1684	warn "parse error while expanding $pod (at $1)";
1685	}
1686	last;
1687	}
1688	}
1689
1690	for ($xml) {
1691	# create single paragraphs (very hackish)
1692	s/(?<=\S)\n(?=\w)/ /g;
1693
1694	# compress some whitespace
1695	s/\s+\n/\n/g; # ws line-ends
1696	s/\n\n+/\n/g; # double lines
1697	s/^\n+//; # beginning lines
1698	s/\n+$//; # ending lines
1699	}
1700
1701	$xml
1702	}
1703
1704	no re 'eval';
1705
1706	sub hintmode {
1707	$_[0]{hintmode} = $_[1] if @_ > 1;
1708	$_[0]{hintmode}
1709	}
1710		1729
1711	=item $player->ext_reply ($msgid, @msg)	1730	=item $player->ext_reply ($msgid, @msg)
1712		1731
1713	Sends an ext reply to the player.	1732	Sends an ext reply to the player.
1714		1733
…		…
1787	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM	1806	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
1788		1807
1789	# mit "rum" bekleckern, nicht	1808	# mit "rum" bekleckern, nicht
1790	$self->_create_random_map (	1809	$self->_create_random_map (
1791	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1810	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1792	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1811	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1793	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1812	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1794	$rmp->{exit_on_final_map},	1813	$rmp->{exit_on_final_map},
1795	$rmp->{xsize}, $rmp->{ysize},	1814	$rmp->{xsize}, $rmp->{ysize},
1796	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1815	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1797	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1816	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1927		1946
1928	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;	1947	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1929	"$UNIQUEDIR/$path"	1948	"$UNIQUEDIR/$path"
1930	}	1949	}
1931		1950
1932	# and all this just because we cannot iterate over
1933	# all maps in C++...
1934	sub change_all_map_light {
1935	my ($change) = @_;
1936
1937	$_->change_map_light ($change)
1938	for grep $_->outdoor, values %cf::MAP;
1939	}
1940
1941	sub decay_objects {	1951	sub decay_objects {
1942	my ($self) = @_;	1952	my ($self) = @_;
1943		1953
1944	return if $self->{deny_reset};	1954	return if $self->{deny_reset};
1945		1955
…		…
2027	sub find {	2037	sub find {
2028	my ($path, $origin) = @_;	2038	my ($path, $origin) = @_;
2029		2039
2030	$path = normalise $path, $origin && $origin->path;	2040	$path = normalise $path, $origin && $origin->path;
2031		2041
2032	cf::lock_wait "map_data:$path";#d#remove	2042	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
2033	cf::lock_wait "map_find:$path";	2043	my $guard2 = cf::lock_acquire "map_find:$path";
2034		2044
2035	$cf::MAP{$path} || do {	2045	$cf::MAP{$path} || do {
2036	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
2037	my $guard2 = cf::lock_acquire "map_find:$path";
2038
2039	my $map = new_from_path cf::map $path	2046	my $map = new_from_path cf::map $path
2040	or return;	2047	or return;
2041		2048
2042	$map->{last_save} = $cf::RUNTIME;	2049	$map->{last_save} = $cf::RUNTIME;
2043		2050
…		…
2055		2062
2056	$cf::MAP{$path} = $map	2063	$cf::MAP{$path} = $map
2057	}	2064	}
2058	}	2065	}
2059		2066
2060	sub pre_load { }	2067	sub pre_load { }
2061	sub post_load { }	2068	#sub post_load { } # XS
2062		2069
2063	sub load {	2070	sub load {
2064	my ($self) = @_;	2071	my ($self) = @_;
2065		2072
2066	local $self->{deny_reset} = 1; # loading can take a long time	2073	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2083	my $f = new_from_file cf::object::thawer $self->{load_path};	2090	my $f = new_from_file cf::object::thawer $self->{load_path};
2084	$f->skip_block;	2091	$f->skip_block;
2085	$self->_load_objects ($f)	2092	$self->_load_objects ($f)
2086	or return;	2093	or return;
2087		2094
2088	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2095	$self->post_load_original
2089	if delete $self->{load_original};	2096	if delete $self->{load_original};
2090		2097
2091	if (my $uniq = $self->uniq_path) {	2098	if (my $uniq = $self->uniq_path) {
2092	utf8::encode $uniq;	2099	utf8::encode $uniq;
2093	unless (aio_stat $uniq) {	2100	unless (aio_stat $uniq) {
…		…
2111	unless ($self->{deny_activate}) {	2118	unless ($self->{deny_activate}) {
2112	$self->decay_objects;	2119	$self->decay_objects;
2113	$self->fix_auto_apply;	2120	$self->fix_auto_apply;
2114	$self->update_buttons;	2121	$self->update_buttons;
2115	cf::cede_to_tick;	2122	cf::cede_to_tick;
2116	$self->set_darkness_map;
2117	cf::cede_to_tick;
2118	$self->activate;	2123	$self->activate;
2119	}	2124	}
2120		2125
2121	$self->{last_save} = $cf::RUNTIME;	2126	$self->{last_save} = $cf::RUNTIME;
2122	$self->last_access ($cf::RUNTIME);	2127	$self->last_access ($cf::RUNTIME);
…		…
2125	}	2130	}
2126		2131
2127	$self->post_load;	2132	$self->post_load;
2128	}	2133	}
2129		2134
		2135	# customize the map for a given player, i.e.
		2136	# return the _real_ map. used by e.g. per-player
		2137	# maps to change the path to ~playername/mappath
2130	sub customise_for {	2138	sub customise_for {
2131	my ($self, $ob) = @_;	2139	my ($self, $ob) = @_;
2132		2140
2133	return find "~" . $ob->name . "/" . $self->{path}	2141	return find "~" . $ob->name . "/" . $self->{path}
2134	if $self->per_player;	2142	if $self->per_player;
…		…
2211	$MAP_PREFETCHER->prio (6);	2219	$MAP_PREFETCHER->prio (6);
2212		2220
2213	()	2221	()
2214	}	2222	}
2215		2223
		2224	# common code, used by both ->save and ->swapout
2216	sub save {	2225	sub _save {
2217	my ($self) = @_;	2226	my ($self) = @_;
2218
2219	my $lock = cf::lock_acquire "map_data:$self->{path}";
2220		2227
2221	$self->{last_save} = $cf::RUNTIME;	2228	$self->{last_save} = $cf::RUNTIME;
2222		2229
2223	return unless $self->dirty;	2230	return unless $self->dirty;
2224		2231
…		…
2244	} else {	2251	} else {
2245	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2252	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2246	}	2253	}
2247	}	2254	}
2248		2255
		2256	sub save {
		2257	my ($self) = @_;
		2258
		2259	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2260
		2261	$self->_save;
		2262	}
		2263
2249	sub swap_out {	2264	sub swap_out {
2250	my ($self) = @_;	2265	my ($self) = @_;
2251		2266
2252	# save first because save cedes
2253	$self->save;
2254
2255	my $lock = cf::lock_acquire "map_data:$self->{path}";	2267	my $lock = cf::lock_acquire "map_data:$self->{path}";
2256		2268
2257	return if $self->players;
2258	return if $self->in_memory != cf::MAP_ACTIVE;	2269	return if $self->in_memory != cf::MAP_ACTIVE;
2259	return if $self->{deny_save};	2270	return if $self->{deny_save};
		2271	return if $self->players;
2260		2272
2261	$self->in_memory (cf::MAP_SWAPPED);	2273	# first deactivate the map and "unlink" it from the core
2262
2263	$self->deactivate;	2274	$self->deactivate;
2264	$_->clear_links_to ($self) for values %cf::MAP;	2275	$_->clear_links_to ($self) for values %cf::MAP;
		2276	$self->in_memory (cf::MAP_SWAPPED);
		2277
		2278	# then atomically save
		2279	$self->_save;
		2280
		2281	# then free the map
2265	$self->clear;	2282	$self->clear;
2266	}	2283	}
2267		2284
2268	sub reset_at {	2285	sub reset_at {
2269	my ($self) = @_;	2286	my ($self) = @_;
…		…
2288		2305
2289	my $lock = cf::lock_acquire "map_data:$self->{path}";	2306	my $lock = cf::lock_acquire "map_data:$self->{path}";
2290		2307
2291	return if $self->players;	2308	return if $self->players;
2292		2309
2293	warn "resetting map ", $self->path;	2310	warn "resetting map ", $self->path, "\n";
2294		2311
2295	$self->in_memory (cf::MAP_SWAPPED);	2312	$self->in_memory (cf::MAP_SWAPPED);
2296		2313
2297	# need to save uniques path	2314	# need to save uniques path
2298	unless ($self->{deny_save}) {	2315	unless ($self->{deny_save}) {
…		…
2389	: normalise $_	2406	: normalise $_
2390	} @{ aio_readdir $UNIQUEDIR or [] }	2407	} @{ aio_readdir $UNIQUEDIR or [] }
2391	]	2408	]
2392	}	2409	}
2393		2410
		2411	=item cf::map::static_maps
		2412
		2413	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2414	file in the shared directory excluding F</styles> and F</editor>). May
		2415	block.
		2416
		2417	=cut
		2418
		2419	sub static_maps() {
		2420	my @dirs = "";
		2421	my @maps;
		2422
		2423	while (@dirs) {
		2424	my $dir = shift @dirs;
		2425
		2426	next if $dir eq "/styles" || $dir eq "/editor";
		2427
		2428	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2429	or return;
		2430
		2431	for (@$files) {
		2432	s/\.map$// or next;
		2433	utf8::decode $_;
		2434	push @maps, "$dir/$_";
		2435	}
		2436
		2437	push @dirs, map "$dir/$_", @$dirs;
		2438	}
		2439
		2440	\@maps
		2441	}
		2442
2394	=back	2443	=back
2395		2444
2396	=head3 cf::object	2445	=head3 cf::object
2397		2446
2398	=cut	2447	=cut
…		…
2463		2512
2464	our $SAY_CHANNEL = {	2513	our $SAY_CHANNEL = {
2465	id => "say",	2514	id => "say",
2466	title => "Map",	2515	title => "Map",
2467	reply => "say ",	2516	reply => "say ",
2468	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",	2517	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
2469	};	2518	};
2470		2519
2471	our $CHAT_CHANNEL = {	2520	our $CHAT_CHANNEL = {
2472	id => "chat",	2521	id => "chat",
2473	title => "Chat",	2522	title => "Chat",
…		…
2528		2577
2529	=item $player_object->enter_link	2578	=item $player_object->enter_link
2530		2579
2531	Freezes the player and moves him/her to a special map (C<{link}>).	2580	Freezes the player and moves him/her to a special map (C<{link}>).
2532		2581
2533	The player should be reasonably safe there for short amounts of time. You	2582	The player should be reasonably safe there for short amounts of time (e.g.
2534	I<MUST> call C<leave_link> as soon as possible, though.	2583	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2584	though, as the palyer cannot control the character while it is on the link
		2585	map.
2535		2586
2536	Will never block.	2587	Will never block.
2537		2588
2538	=item $player_object->leave_link ($map, $x, $y)	2589	=item $player_object->leave_link ($map, $x, $y)
2539		2590
…		…
2564	return if UNIVERSAL::isa $self->map, "ext::map_link";	2615	return if UNIVERSAL::isa $self->map, "ext::map_link";
2565		2616
2566	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2617	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2567	if $self->map && $self->map->{path} ne "{link}";	2618	if $self->map && $self->map->{path} ne "{link}";
2568		2619
2569	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2620	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2570	}	2621	}
2571		2622
2572	sub cf::object::player::leave_link {	2623	sub cf::object::player::leave_link {
2573	my ($self, $map, $x, $y) = @_;	2624	my ($self, $map, $x, $y) = @_;
2574		2625
…		…
2591	($x, $y) = (-1, -1)	2642	($x, $y) = (-1, -1)
2592	unless (defined $x) && (defined $y);	2643	unless (defined $x) && (defined $y);
2593		2644
2594	# use -1 or undef as default coordinates, not 0, 0	2645	# use -1 or undef as default coordinates, not 0, 0
2595	($x, $y) = ($map->enter_x, $map->enter_y)	2646	($x, $y) = ($map->enter_x, $map->enter_y)
2596	if $x <=0 && $y <= 0;	2647	if $x <= 0 && $y <= 0;
2597		2648
2598	$map->load;	2649	$map->load;
2599	$map->load_neighbours;	2650	$map->load_neighbours;
2600		2651
2601	return unless $self->contr->active;	2652	return unless $self->contr->active;
2602	$self->activate_recursive;
2603		2653
2604	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2654	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2605	$self->enter_map ($map, $x, $y);	2655	$self->enter_map ($map, $x, $y);
		2656
		2657	# only activate afterwards, to support waiting in hooks
		2658	$self->activate_recursive;
2606	}	2659	}
2607		2660
2608	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2661	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2609		2662
2610	Moves the player to the given map-path and coordinates by first freezing	2663	Moves the player to the given map-path and coordinates by first freezing
2611	her, loading and preparing them map, calling the provided $check callback	2664	her, loading and preparing them map, calling the provided $check callback
2612	that has to return the map if sucecssful, and then unfreezes the player on	2665	that has to return the map if sucecssful, and then unfreezes the player on
2613	the new (success) or old (failed) map position. In either case, $done will	2666	the new (success) or old (failed) map position. In either case, $done will
2614	be called at the end of this process.	2667	be called at the end of this process.
		2668
		2669	Note that $check will be called with a potentially non-loaded map, so if
		2670	it needs a loaded map it has to call C<< ->load >>.
2615		2671
2616	=cut	2672	=cut
2617		2673
2618	our $GOTOGEN;	2674	our $GOTOGEN;
2619		2675
…		…
2698	}	2754	}
2699		2755
2700	sub prepare_random_map {	2756	sub prepare_random_map {
2701	my ($exit) = @_;	2757	my ($exit) = @_;
2702		2758
2703	my $guard = cf::lock_acquire "exit_prepare:$exit";
2704
2705	# all this does is basically replace the /! path by	2759	# all this does is basically replace the /! path by
2706	# a new random map path (?random/...) with a seed	2760	# a new random map path (?random/...) with a seed
2707	# that depends on the exit object	2761	# that depends on the exit object
2708		2762
2709	my $rmp = parse_random_map_params $exit->msg;	2763	my $rmp = parse_random_map_params $exit->msg;
…		…
2711	if ($exit->map) {	2765	if ($exit->map) {
2712	$rmp->{region} = $exit->region->name;	2766	$rmp->{region} = $exit->region->name;
2713	$rmp->{origin_map} = $exit->map->path;	2767	$rmp->{origin_map} = $exit->map->path;
2714	$rmp->{origin_x} = $exit->x;	2768	$rmp->{origin_x} = $exit->x;
2715	$rmp->{origin_y} = $exit->y;	2769	$rmp->{origin_y} = $exit->y;
		2770
		2771	$exit->map->touch;
2716	}	2772	}
2717		2773
2718	$rmp->{random_seed} ||= $exit->random_seed;	2774	$rmp->{random_seed} ||= $exit->random_seed;
2719		2775
2720	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);	2776	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
…		…
2724	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2780	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2725	aio_write $fh, 0, (length $data), $data, 0;	2781	aio_write $fh, 0, (length $data), $data, 0;
2726	undef $fh;	2782	undef $fh;
2727	aio_rename "$meta~", $meta;	2783	aio_rename "$meta~", $meta;
2728		2784
		2785	my $slaying = "?random/$md5";
		2786
		2787	if ($exit->valid) {
2729	$exit->slaying ("?random/$md5");	2788	$exit->slaying ("?random/$md5");
2730	$exit->msg (undef);	2789	$exit->msg (undef);
		2790	}
2731	}	2791	}
2732	}	2792	}
2733		2793
2734	sub cf::object::player::enter_exit {	2794	sub cf::object::player::enter_exit {
2735	my ($self, $exit) = @_;	2795	my ($self, $exit) = @_;
2736		2796
2737	return unless $self->type == cf::PLAYER;	2797	return unless $self->type == cf::PLAYER;
2738		2798
2739	if ($exit->slaying eq "/!") {
2740	#TODO: this should de-fi-ni-te-ly not be a sync-job
2741	# the problem is that $exit might not survive long enough
2742	# so it needs to be done right now, right here
2743	cf::sync_job { prepare_random_map $exit };
2744	}
2745
2746	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2747	my $hp = $exit->stats->hp;
2748	my $sp = $exit->stats->sp;
2749
2750	$self->enter_link;	2799	$self->enter_link;
2751		2800
2752	# if exit is damned, update players death & WoR home-position
2753	$self->contr->savebed ($slaying, $hp, $sp)
2754	if $exit->flag (FLAG_DAMNED);
2755
2756	(async {	2801	(async {
2757	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2802	$Coro::current->{desc} = "enter_exit";
2758		2803
2759	$self->deactivate_recursive; # just to be sure
2760	unless (eval {	2804	unless (eval {
		2805	$self->deactivate_recursive; # just to be sure
		2806
		2807	# random map handling
		2808	{
		2809	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2810
		2811	prepare_random_map $exit
		2812	if $exit->slaying eq "/!";
		2813	}
		2814
		2815	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2816	my $x = $exit->stats->hp;
		2817	my $y = $exit->stats->sp;
		2818
2761	$self->goto ($slaying, $hp, $sp);	2819	$self->goto ($map, $x, $y);
2762		2820
		2821	# if exit is damned, update players death & WoR home-position
		2822	$self->contr->savebed ($map, $x, $y)
		2823	if $exit->flag (cf::FLAG_DAMNED);
		2824
2763	1;	2825	1
2764	}) {	2826	}) {
2765	$self->message ("Something went wrong deep within the crossfire server. "	2827	$self->message ("Something went wrong deep within the deliantra server. "
2766	. "I'll try to bring you back to the map you were before. "	2828	. "I'll try to bring you back to the map you were before. "
2767	. "Please report this to the dungeon master!",	2829	. "Please report this to the dungeon master!",
2768	cf::NDI_UNIQUE | cf::NDI_RED);	2830	cf::NDI_UNIQUE | cf::NDI_RED);
2769		2831
2770	warn "ERROR in enter_exit: $@";	2832	warn "ERROR in enter_exit: $@";
…		…
2787	sub cf::client::send_drawinfo {	2849	sub cf::client::send_drawinfo {
2788	my ($self, $text, $flags) = @_;	2850	my ($self, $text, $flags) = @_;
2789		2851
2790	utf8::encode $text;	2852	utf8::encode $text;
2791	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2853	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2854	}
		2855
		2856	=item $client->send_big_packet ($pkt)
		2857
		2858	Like C<send_packet>, but tries to compress large packets, and fragments
		2859	them as required.
		2860
		2861	=cut
		2862
		2863	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2864
		2865	sub cf::client::send_big_packet {
		2866	my ($self, $pkt) = @_;
		2867
		2868	# try lzf for large packets
		2869	$pkt = "lzf " . Compress::LZF::compress $pkt
		2870	if 1024 <= length $pkt and $self->{can_lzf};
		2871
		2872	# split very large packets
		2873	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2874	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2875	$pkt = "frag";
		2876	}
		2877
		2878	$self->send_packet ($pkt);
2792	}	2879	}
2793		2880
2794	=item $client->send_msg ($channel, $msg, $color, [extra...])	2881	=item $client->send_msg ($channel, $msg, $color, [extra...])
2795		2882
2796	Send a drawinfo or msg packet to the client, formatting the msg for the	2883	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2800		2887
2801	=cut	2888	=cut
2802		2889
2803	# non-persistent channels (usually the info channel)	2890	# non-persistent channels (usually the info channel)
2804	our %CHANNEL = (	2891	our %CHANNEL = (
		2892	"c/motd" => {
		2893	id => "infobox",
		2894	title => "MOTD",
		2895	reply => undef,
		2896	tooltip => "The message of the day",
		2897	},
2805	"c/identify" => {	2898	"c/identify" => {
2806	id => "infobox",	2899	id => "infobox",
2807	title => "Identify",	2900	title => "Identify",
2808	reply => undef,	2901	reply => undef,
2809	tooltip => "Items recently identified",	2902	tooltip => "Items recently identified",
…		…
2811	"c/examine" => {	2904	"c/examine" => {
2812	id => "infobox",	2905	id => "infobox",
2813	title => "Examine",	2906	title => "Examine",
2814	reply => undef,	2907	reply => undef,
2815	tooltip => "Signs and other items you examined",	2908	tooltip => "Signs and other items you examined",
		2909	},
		2910	"c/shopinfo" => {
		2911	id => "infobox",
		2912	title => "Shop Info",
		2913	reply => undef,
		2914	tooltip => "What your bargaining skill tells you about the shop",
2816	},	2915	},
2817	"c/book" => {	2916	"c/book" => {
2818	id => "infobox",	2917	id => "infobox",
2819	title => "Book",	2918	title => "Book",
2820	reply => undef,	2919	reply => undef,
…		…
2836	id => "infobox",	2935	id => "infobox",
2837	title => "Body Parts",	2936	title => "Body Parts",
2838	reply => undef,	2937	reply => undef,
2839	tooltip => "Shows which body parts you posess and are available",	2938	tooltip => "Shows which body parts you posess and are available",
2840	},	2939	},
		2940	"c/statistics" => {
		2941	id => "infobox",
		2942	title => "Statistics",
		2943	reply => undef,
		2944	tooltip => "Shows your primary statistics",
		2945	},
		2946	"c/skills" => {
		2947	id => "infobox",
		2948	title => "Skills",
		2949	reply => undef,
		2950	tooltip => "Shows your experience per skill and item power",
		2951	},
		2952	"c/shopitems" => {
		2953	id => "infobox",
		2954	title => "Shop Items",
		2955	reply => undef,
		2956	tooltip => "Shows the items currently for sale in this shop",
		2957	},
		2958	"c/resistances" => {
		2959	id => "infobox",
		2960	title => "Resistances",
		2961	reply => undef,
		2962	tooltip => "Shows your resistances",
		2963	},
		2964	"c/pets" => {
		2965	id => "infobox",
		2966	title => "Pets",
		2967	reply => undef,
		2968	tooltip => "Shows information abotu your pets/a specific pet",
		2969	},
		2970	"c/perceiveself" => {
		2971	id => "infobox",
		2972	title => "Perceive Self",
		2973	reply => undef,
		2974	tooltip => "You gained detailed knowledge about yourself",
		2975	},
2841	"c/uptime" => {	2976	"c/uptime" => {
2842	id => "infobox",	2977	id => "infobox",
2843	title => "Uptime",	2978	title => "Uptime",
2844	reply => undef,	2979	reply => undef,
2845	tooltip => "How long the server has been running since last restart",	2980	tooltip => "How long the server has been running since last restart",
…		…
2854	id => "party",	2989	id => "party",
2855	title => "Party",	2990	title => "Party",
2856	reply => "gsay ",	2991	reply => "gsay ",
2857	tooltip => "Messages and chat related to your party",	2992	tooltip => "Messages and chat related to your party",
2858	},	2993	},
		2994	"c/death" => {
		2995	id => "death",
		2996	title => "Death",
		2997	reply => undef,
		2998	tooltip => "Reason for and more info about your most recent death",
		2999	},
		3000	"c/say" => $SAY_CHANNEL,
		3001	"c/chat" => $CHAT_CHANNEL,
2859	);	3002	);
2860		3003
2861	sub cf::client::send_msg {	3004	sub cf::client::send_msg {
2862	my ($self, $channel, $msg, $color, @extra) = @_;	3005	my ($self, $channel, $msg, $color, @extra) = @_;
2863		3006
2864	$msg = $self->pl->expand_cfpod ($msg);	3007	$msg = $self->pl->expand_cfpod ($msg)
		3008	unless $color & cf::NDI_VERBATIM;
2865		3009
2866	$color &= cf::NDI_CLIENT_MASK; # just in case...	3010	$color &= cf::NDI_CLIENT_MASK; # just in case...
2867		3011
2868	# check predefined channels, for the benefit of C	3012	# check predefined channels, for the benefit of C
2869	if ($CHANNEL{$channel}) {	3013	if ($CHANNEL{$channel}) {
2870	$channel = $CHANNEL{$channel};	3014	$channel = $CHANNEL{$channel};
2871		3015
2872	$self->ext_msg (channel_info => $channel)	3016	$self->ext_msg (channel_info => $channel);
2873	if $self->can_msg;
2874
2875	$channel = $channel->{id};	3017	$channel = $channel->{id};
2876		3018
2877	} elsif (ref $channel) {	3019	} elsif (ref $channel) {
2878	# send meta info to client, if not yet sent	3020	# send meta info to client, if not yet sent
2879	unless (exists $self->{channel}{$channel->{id}}) {	3021	unless (exists $self->{channel}{$channel->{id}}) {
2880	$self->{channel}{$channel->{id}} = $channel;	3022	$self->{channel}{$channel->{id}} = $channel;
2881	$self->ext_msg (channel_info => $channel)	3023	$self->ext_msg (channel_info => $channel);
2882	if $self->can_msg;
2883	}	3024	}
2884		3025
2885	$channel = $channel->{id};	3026	$channel = $channel->{id};
2886	}	3027	}
2887		3028
2888	return unless @extra || length $msg;	3029	return unless @extra || length $msg;
2889		3030
2890	if ($self->can_msg) {
2891	# default colour, mask it out	3031	# default colour, mask it out
2892	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3032	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2893	if $color & cf::NDI_DEF;	3033	if $color & cf::NDI_DEF;
2894		3034
2895	$self->send_packet ("msg " . $self->{json_coder}->encode (	3035	my $pkt = "msg "
		3036	. $self->{json_coder}->encode (
2896	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3037	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2897	} else {	3038	);
2898	if ($color >= 0) {
2899	# replace some tags by gcfclient-compatible ones
2900	for ($msg) {
2901	1 while
2902	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2903	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2904	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2905	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2906	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2907	}
2908		3039
2909	$color &= cf::NDI_COLOR_MASK;	3040	$self->send_big_packet ($pkt);
2910
2911	utf8::encode $msg;
2912
2913	if (0 && $msg =~ /\[/) {
2914	# COMMAND/INFO
2915	$self->send_packet ("drawextinfo $color 10 8 $msg")
2916	} else {
2917	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2918	$self->send_packet ("drawinfo $color $msg")
2919	}
2920	}
2921	}
2922	}	3041	}
2923		3042
2924	=item $client->ext_msg ($type, @msg)	3043	=item $client->ext_msg ($type, @msg)
2925		3044
2926	Sends an ext event to the client.	3045	Sends an ext event to the client.
…		…
2929		3048
2930	sub cf::client::ext_msg($$@) {	3049	sub cf::client::ext_msg($$@) {
2931	my ($self, $type, @msg) = @_;	3050	my ($self, $type, @msg) = @_;
2932		3051
2933	if ($self->extcmd == 2) {	3052	if ($self->extcmd == 2) {
2934	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3053	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2935	} elsif ($self->extcmd == 1) { # TODO: remove	3054	} elsif ($self->extcmd == 1) { # TODO: remove
2936	push @msg, msgtype => "event_$type";	3055	push @msg, msgtype => "event_$type";
2937	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3056	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2938	}	3057	}
2939	}	3058	}
2940		3059
2941	=item $client->ext_reply ($msgid, @msg)	3060	=item $client->ext_reply ($msgid, @msg)
2942		3061
…		…
2946		3065
2947	sub cf::client::ext_reply($$@) {	3066	sub cf::client::ext_reply($$@) {
2948	my ($self, $id, @msg) = @_;	3067	my ($self, $id, @msg) = @_;
2949		3068
2950	if ($self->extcmd == 2) {	3069	if ($self->extcmd == 2) {
2951	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3070	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2952	} elsif ($self->extcmd == 1) {	3071	} elsif ($self->extcmd == 1) {
2953	#TODO: version 1, remove	3072	#TODO: version 1, remove
2954	unshift @msg, msgtype => "reply", msgid => $id;	3073	unshift @msg, msgtype => "reply", msgid => $id;
2955	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3074	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2956	}	3075	}
2957	}	3076	}
2958		3077
2959	=item $success = $client->query ($flags, "text", \&cb)	3078	=item $success = $client->query ($flags, "text", \&cb)
2960		3079
…		…
3061		3180
3062	$coro	3181	$coro
3063	}	3182	}
3064		3183
3065	cf::client->attach (	3184	cf::client->attach (
3066	on_destroy => sub {	3185	on_client_destroy => sub {
3067	my ($ns) = @_;	3186	my ($ns) = @_;
3068		3187
3069	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3188	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
3070	},	3189	},
3071	);	3190	);
…		…
3087	our $safe_hole = new Safe::Hole;	3206	our $safe_hole = new Safe::Hole;
3088		3207
3089	$SIG{FPE} = 'IGNORE';	3208	$SIG{FPE} = 'IGNORE';
3090		3209
3091	$safe->permit_only (Opcode::opset qw(	3210	$safe->permit_only (Opcode::opset qw(
3092	:base_core :base_mem :base_orig :base_math	3211	:base_core :base_mem :base_orig :base_math :base_loop
3093	grepstart grepwhile mapstart mapwhile	3212	grepstart grepwhile mapstart mapwhile
3094	sort time	3213	sort time
3095	));	3214	));
3096		3215
3097	# here we export the classes and methods available to script code	3216	# here we export the classes and methods available to script code
…		…
3101	The following functions and methods are available within a safe environment:	3220	The following functions and methods are available within a safe environment:
3102		3221
3103	cf::object	3222	cf::object
3104	contr pay_amount pay_player map x y force_find force_add destroy	3223	contr pay_amount pay_player map x y force_find force_add destroy
3105	insert remove name archname title slaying race decrease split	3224	insert remove name archname title slaying race decrease split
		3225	value
3106		3226
3107	cf::object::player	3227	cf::object::player
3108	player	3228	player
3109		3229
3110	cf::player	3230	cf::player
…		…
3115		3235
3116	=cut	3236	=cut
3117		3237
3118	for (	3238	for (
3119	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3239	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3120	insert remove inv name archname title slaying race	3240	insert remove inv nrof name archname title slaying race
3121	decrease split destroy)],	3241	decrease split destroy change_exp value msg lore send_msg)],
3122	["cf::object::player" => qw(player)],	3242	["cf::object::player" => qw(player)],
3123	["cf::player" => qw(peaceful)],	3243	["cf::player" => qw(peaceful send_msg)],
3124	["cf::map" => qw(trigger)],	3244	["cf::map" => qw(trigger)],
3125	) {	3245	) {
3126	no strict 'refs';	3246	no strict 'refs';
3127	my ($pkg, @funs) = @$_;	3247	my ($pkg, @funs) = @$_;
3128	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3248	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
3146		3266
3147	my $qcode = $code;	3267	my $qcode = $code;
3148	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3268	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3149	$qcode =~ s/\n/\\n/g;	3269	$qcode =~ s/\n/\\n/g;
3150		3270
		3271	%vars = (_dummy => 0) unless %vars;
		3272
		3273	my @res;
3151	local $_;	3274	local $_;
3152	local @safe::cf::_safe_eval_args = values %vars;
3153		3275
3154	my $eval =	3276	my $eval =
3155	"do {\n"	3277	"do {\n"
3156	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3278	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3157	. "#line 0 \"{$qcode}\"\n"	3279	. "#line 0 \"{$qcode}\"\n"
3158	. $code	3280	. $code
3159	. "\n}"	3281	. "\n}"
3160	;	3282	;
3161		3283
		3284	if ($CFG{safe_eval}) {
3162	sub_generation_inc;	3285	sub_generation_inc;
		3286	local @safe::cf::_safe_eval_args = values %vars;
3163	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3287	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3164	sub_generation_inc;	3288	sub_generation_inc;
		3289	} else {
		3290	local @cf::_safe_eval_args = values %vars;
		3291	@res = wantarray ? eval eval : scalar eval $eval;
		3292	}
3165		3293
3166	if ($@) {	3294	if ($@) {
3167	warn "$@";	3295	warn "$@";
3168	warn "while executing safe code '$code'\n";	3296	warn "while executing safe code '$code'\n";
3169	warn "with arguments " . (join " ", %vars) . "\n";	3297	warn "with arguments " . (join " ", %vars) . "\n";
…		…
3188	=cut	3316	=cut
3189		3317
3190	sub register_script_function {	3318	sub register_script_function {
3191	my ($fun, $cb) = @_;	3319	my ($fun, $cb) = @_;
3192		3320
3193	no strict 'refs';	3321	$fun = "safe::$fun" if $CFG{safe_eval};
3194	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3322	*$fun = $safe_hole->wrap ($cb);
3195	}	3323	}
3196		3324
3197	=back	3325	=back
3198		3326
3199	=cut	3327	=cut
…		…
3220		3348
3221	$facedata->{version} == 2	3349	$facedata->{version} == 2
3222	or cf::cleanup "$path: version mismatch, cannot proceed.";	3350	or cf::cleanup "$path: version mismatch, cannot proceed.";
3223		3351
3224	# patch in the exptable	3352	# patch in the exptable
		3353	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3225	$facedata->{resource}{"res/exp_table"} = {	3354	$facedata->{resource}{"res/exp_table"} = {
3226	type => FT_RSRC,	3355	type => FT_RSRC,
3227	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3356	data => $exp_table,
		3357	hash => (Digest::MD5::md5 $exp_table),
3228	};	3358	};
3229	cf::cede_to_tick;	3359	cf::cede_to_tick;
3230		3360
3231	{	3361	{
3232	my $faces = $facedata->{faceinfo};	3362	my $faces = $facedata->{faceinfo};
…		…
3234	while (my ($face, $info) = each %$faces) {	3364	while (my ($face, $info) = each %$faces) {
3235	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3365	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3236		3366
3237	cf::face::set_visibility $idx, $info->{visibility};	3367	cf::face::set_visibility $idx, $info->{visibility};
3238	cf::face::set_magicmap $idx, $info->{magicmap};	3368	cf::face::set_magicmap $idx, $info->{magicmap};
3239	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3369	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3240	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3370	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
3241		3371
3242	cf::cede_to_tick;	3372	cf::cede_to_tick;
3243	}	3373	}
3244		3374
3245	while (my ($face, $info) = each %$faces) {	3375	while (my ($face, $info) = each %$faces) {
…		…
3269		3399
3270	cf::anim::invalidate_all; # d'oh	3400	cf::anim::invalidate_all; # d'oh
3271	}	3401	}
3272		3402
3273	{	3403	{
3274	# TODO: for gcfclient pleasure, we should give resources
3275	# that gcfclient doesn't grok a >10000 face index.
3276	my $res = $facedata->{resource};	3404	my $res = $facedata->{resource};
3277		3405
3278	while (my ($name, $info) = each %$res) {	3406	while (my ($name, $info) = each %$res) {
3279	if (defined $info->{type}) {	3407	if (defined $info->{type}) {
3280	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3408	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3281	my $data;
3282		3409
3283	if ($info->{type} & 1) {	3410	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3284	# prepend meta info
3285
3286	my $meta = $enc->encode ({
3287	name => $name,
3288	%{ $info->{meta} || {} },
3289	});
3290
3291	$data = pack "(w/a*)*", $meta, $info->{data};
3292	} else {
3293	$data = $info->{data};
3294	}
3295
3296	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3297	cf::face::set_type $idx, $info->{type};	3411	cf::face::set_type $idx, $info->{type};
3298	} else {	3412	} else {
3299	$RESOURCE{$name} = $info;	3413	$RESOURCE{$name} = $info;
3300	}	3414	}
3301		3415
…		…
3384	reload_treasures;	3498	reload_treasures;
3385		3499
3386	warn "finished reloading resource files\n";	3500	warn "finished reloading resource files\n";
3387	}	3501	}
3388		3502
3389	sub init {
3390	my $guard = freeze_mainloop;
3391
3392	reload_resources;
3393	}
3394
3395	sub reload_config {	3503	sub reload_config {
		3504	warn "reloading config file...\n";
		3505
3396	open my $fh, "<:utf8", "$CONFDIR/config"	3506	open my $fh, "<:utf8", "$CONFDIR/config"
3397	or return;	3507	or return;
3398		3508
3399	local $/;	3509	local $/;
3400	*CFG = YAML::Load <$fh>;	3510	*CFG = YAML::XS::Load scalar <$fh>;
3401		3511
3402	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3512	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3403		3513
3404	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3514	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3405	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3515	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3409	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3519	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3410	and die "WARNING: m(un)lockall failed: $!\n";	3520	and die "WARNING: m(un)lockall failed: $!\n";
3411	};	3521	};
3412	warn $@ if $@;	3522	warn $@ if $@;
3413	}	3523	}
		3524
		3525	warn "finished reloading resource files\n";
		3526	}
		3527
		3528	sub pidfile() {
		3529	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3530	or die "$PIDFILE: $!";
		3531	flock $fh, &Fcntl::LOCK_EX
		3532	or die "$PIDFILE: flock: $!";
		3533	$fh
		3534	}
		3535
		3536	# make sure only one server instance is running at any one time
		3537	sub atomic {
		3538	my $fh = pidfile;
		3539
		3540	my $pid = <$fh>;
		3541	kill 9, $pid if $pid > 0;
		3542
		3543	seek $fh, 0, 0;
		3544	print $fh $$;
		3545	}
		3546
		3547	sub main_loop {
		3548	warn "EV::loop starting\n";
		3549	if (1) {
		3550	EV::loop;
		3551	}
		3552	warn "EV::loop returned\n";
		3553	goto &main_loop unless $REALLY_UNLOOP;
3414	}	3554	}
3415		3555
3416	sub main {	3556	sub main {
		3557	cf::init_globals; # initialise logging
		3558
		3559	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3560	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3561	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3562	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3563
		3564	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3565
3417	# we must not ever block the main coroutine	3566	# we must not ever block the main coroutine
3418	local $Coro::idle = sub {	3567	local $Coro::idle = sub {
3419	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3568	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3420	(async {	3569	(async {
3421	$Coro::current->{desc} = "IDLE BUG HANDLER";	3570	$Coro::current->{desc} = "IDLE BUG HANDLER";
3422	EV::loop EV::LOOP_ONESHOT;	3571	EV::loop EV::LOOP_ONESHOT;
3423	})->prio (Coro::PRIO_MAX);	3572	})->prio (Coro::PRIO_MAX);
3424	};	3573	};
3425		3574
3426	{	3575	evthread_start IO::AIO::poll_fileno;
3427	my $guard = freeze_mainloop;	3576
		3577	cf::sync_job {
		3578	cf::init_experience;
		3579	cf::init_anim;
		3580	cf::init_attackmess;
		3581	cf::init_dynamic;
		3582
		3583	cf::load_settings;
		3584	cf::load_materials;
		3585
		3586	reload_resources;
3428	reload_config;	3587	reload_config;
3429	db_init;	3588	db_init;
		3589
		3590	cf::init_uuid;
		3591	cf::init_signals;
		3592	cf::init_skills;
		3593
		3594	cf::init_beforeplay;
		3595
		3596	atomic;
		3597
3430	load_extensions;	3598	load_extensions;
3431		3599
3432	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3600	utime time, time, $RUNTIMEFILE;
3433	evthread_start IO::AIO::poll_fileno;	3601
		3602	# no (long-running) fork's whatsoever before this point(!)
		3603	use POSIX ();
		3604	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3605
		3606	(pop @POST_INIT)->(0) while @POST_INIT;
3434	}	3607	};
3435		3608
3436	EV::loop;	3609	cf::object::thawer::errors_are_fatal 0;
		3610	warn "parse errors in files are no longer fatal from this point on.\n";
		3611
		3612	main_loop;
3437	}	3613	}
3438		3614
3439	#############################################################################	3615	#############################################################################
3440	# initialisation and cleanup	3616	# initialisation and cleanup
3441		3617
3442	# install some emergency cleanup handlers	3618	# install some emergency cleanup handlers
3443	BEGIN {	3619	BEGIN {
3444	our %SIGWATCHER = ();	3620	our %SIGWATCHER = ();
3445	for my $signal (qw(INT HUP TERM)) {	3621	for my $signal (qw(INT HUP TERM)) {
3446	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3622	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3447	cf::cleanup "SIG$signal";	3623	cf::cleanup "SIG$signal";
3448	};	3624	};
3449	}	3625	}
3450	}	3626	}
3451		3627
3452	sub write_runtime_sync {	3628	sub write_runtime_sync {
3453	my $runtime = "$LOCALDIR/runtime";	3629	my $t0 = AE::time;
3454		3630
3455	# first touch the runtime file to show we are still running:	3631	# first touch the runtime file to show we are still running:
3456	# the fsync below can take a very very long time.	3632	# the fsync below can take a very very long time.
3457		3633
3458	IO::AIO::aio_utime $runtime, undef, undef;	3634	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3459		3635
3460	my $guard = cf::lock_acquire "write_runtime";	3636	my $guard = cf::lock_acquire "write_runtime";
3461		3637
3462	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3638	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3463	or return;	3639	or return;
3464		3640
3465	my $value = $cf::RUNTIME + 90 + 10;	3641	my $value = $cf::RUNTIME + 90 + 10;
3466	# 10 is the runtime save interval, for a monotonic clock	3642	# 10 is the runtime save interval, for a monotonic clock
3467	# 60 allows for the watchdog to kill the server.	3643	# 60 allows for the watchdog to kill the server.
…		…
3477	aio_utime $fh, undef, undef;	3653	aio_utime $fh, undef, undef;
3478		3654
3479	close $fh	3655	close $fh
3480	or return;	3656	or return;
3481		3657
3482	aio_rename "$runtime~", $runtime	3658	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3483	and return;	3659	and return;
3484		3660
3485	warn "runtime file written.\n";	3661	warn sprintf "runtime file written (%gs).\n", AE::time - $t0;
3486		3662
3487	1	3663	1
3488	}	3664	}
3489		3665
3490	our $uuid_lock;	3666	our $uuid_lock;
…		…
3499	my $uuid = "$LOCALDIR/uuid";	3675	my $uuid = "$LOCALDIR/uuid";
3500		3676
3501	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644	3677	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
3502	or return;	3678	or return;
3503		3679
3504	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;	3680	my $value = uuid_seq uuid_cur;
		3681
		3682	unless ($value) {
		3683	warn "cowardly refusing to write zero uuid value!\n";
		3684	return;
		3685	}
		3686
		3687	my $value = uuid_str $value + $uuid_skip;
3505	$uuid_skip = 0;	3688	$uuid_skip = 0;
3506		3689
3507	(aio_write $fh, 0, (length $value), $value, 0) <= 0	3690	(aio_write $fh, 0, (length $value), $value, 0) <= 0
3508	and return;	3691	and return;
3509		3692
…		…
3531	}	3714	}
3532		3715
3533	sub emergency_save() {	3716	sub emergency_save() {
3534	my $freeze_guard = cf::freeze_mainloop;	3717	my $freeze_guard = cf::freeze_mainloop;
3535		3718
3536	warn "enter emergency perl save\n";	3719	warn "emergency_perl_save: enter\n";
3537		3720
3538	cf::sync_job {	3721	cf::sync_job {
		3722	# this is a trade-off: we want to be very quick here, so
		3723	# save all maps without fsync, and later call a global sync
		3724	# (which in turn might be very very slow)
		3725	local $USE_FSYNC = 0;
		3726
3539	# use a peculiar iteration method to avoid tripping on perl	3727	# use a peculiar iteration method to avoid tripping on perl
3540	# refcount bugs in for. also avoids problems with players	3728	# refcount bugs in for. also avoids problems with players
3541	# and maps saved/destroyed asynchronously.	3729	# and maps saved/destroyed asynchronously.
3542	warn "begin emergency player save\n";	3730	warn "emergency_perl_save: begin player save\n";
3543	for my $login (keys %cf::PLAYER) {	3731	for my $login (keys %cf::PLAYER) {
3544	my $pl = $cf::PLAYER{$login} or next;	3732	my $pl = $cf::PLAYER{$login} or next;
3545	$pl->valid or next;	3733	$pl->valid or next;
3546	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3734	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3547	$pl->save;	3735	$pl->save;
3548	}	3736	}
3549	warn "end emergency player save\n";	3737	warn "emergency_perl_save: end player save\n";
3550		3738
3551	warn "begin emergency map save\n";	3739	warn "emergency_perl_save: begin map save\n";
3552	for my $path (keys %cf::MAP) {	3740	for my $path (keys %cf::MAP) {
3553	my $map = $cf::MAP{$path} or next;	3741	my $map = $cf::MAP{$path} or next;
3554	$map->valid or next;	3742	$map->valid or next;
3555	$map->save;	3743	$map->save;
3556	}	3744	}
3557	warn "end emergency map save\n";	3745	warn "emergency_perl_save: end map save\n";
3558		3746
3559	warn "begin emergency database checkpoint\n";	3747	warn "emergency_perl_save: begin database checkpoint\n";
3560	BDB::db_env_txn_checkpoint $DB_ENV;	3748	BDB::db_env_txn_checkpoint $DB_ENV;
3561	warn "end emergency database checkpoint\n";	3749	warn "emergency_perl_save: end database checkpoint\n";
3562		3750
3563	warn "begin write uuid\n";	3751	warn "emergency_perl_save: begin write uuid\n";
3564	write_uuid_sync 1;	3752	write_uuid_sync 1;
3565	warn "end write uuid\n";	3753	warn "emergency_perl_save: end write uuid\n";
3566	};	3754	};
3567		3755
		3756	warn "emergency_perl_save: starting sync()\n";
		3757	IO::AIO::aio_sync sub {
		3758	warn "emergency_perl_save: finished sync()\n";
		3759	};
		3760
3568	warn "leave emergency perl save\n";	3761	warn "emergency_perl_save: leave\n";
3569	}	3762	}
3570		3763
3571	sub post_cleanup {	3764	sub post_cleanup {
3572	my ($make_core) = @_;	3765	my ($make_core) = @_;
3573		3766
3574	warn Carp::longmess "post_cleanup backtrace"	3767	warn Carp::longmess "post_cleanup backtrace"
3575	if $make_core;	3768	if $make_core;
		3769
		3770	my $fh = pidfile;
		3771	unlink $PIDFILE if <$fh> == $$;
		3772	}
		3773
		3774	# a safer delete_package, copied from Symbol
		3775	sub clear_package($) {
		3776	my $pkg = shift;
		3777
		3778	# expand to full symbol table name if needed
		3779	unless ($pkg =~ /^main::.*::$/) {
		3780	$pkg = "main$pkg" if $pkg =~ /^::/;
		3781	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3782	$pkg .= '::' unless $pkg =~ /::$/;
		3783	}
		3784
		3785	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3786	my $stem_symtab = *{$stem}{HASH};
		3787
		3788	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3789	or return;
		3790
		3791	# clear all symbols
		3792	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3793	for my $name (keys %$leaf_symtab) {
		3794	_gv_clear *{"$pkg$name"};
		3795	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3796	}
3576	}	3797	}
3577		3798
3578	sub do_reload_perl() {	3799	sub do_reload_perl() {
3579	# can/must only be called in main	3800	# can/must only be called in main
3580	if ($Coro::current != $Coro::main) {	3801	if (in_main) {
3581	warn "can only reload from main coroutine";	3802	warn "can only reload from main coroutine";
3582	return;	3803	return;
3583	}	3804	}
3584		3805
		3806	return if $RELOAD++;
		3807
		3808	my $t1 = AE::time;
		3809
		3810	while ($RELOAD) {
3585	warn "reloading...";	3811	warn "reloading...";
3586		3812
3587	warn "entering sync_job";	3813	warn "entering sync_job";
3588		3814
3589	cf::sync_job {	3815	cf::sync_job {
3590	cf::write_runtime_sync; # external watchdog should not bark	3816	cf::write_runtime_sync; # external watchdog should not bark
3591	cf::emergency_save;	3817	cf::emergency_save;
3592	cf::write_runtime_sync; # external watchdog should not bark	3818	cf::write_runtime_sync; # external watchdog should not bark
3593		3819
3594	warn "syncing database to disk";	3820	warn "syncing database to disk";
3595	BDB::db_env_txn_checkpoint $DB_ENV;	3821	BDB::db_env_txn_checkpoint $DB_ENV;
3596		3822
3597	# if anything goes wrong in here, we should simply crash as we already saved	3823	# if anything goes wrong in here, we should simply crash as we already saved
3598		3824
3599	warn "flushing outstanding aio requests";	3825	warn "flushing outstanding aio requests";
3600	for (;;) {
3601	BDB::flush;
3602	IO::AIO::flush;
3603	Coro::cede_notself;
3604	last unless IO::AIO::nreqs || BDB::nreqs;	3826	while (IO::AIO::nreqs || BDB::nreqs) {
3605	warn "iterate...";	3827	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3606	}
3607
3608	++$RELOAD;
3609
3610	warn "cancelling all extension coros";
3611	$_->cancel for values %EXT_CORO;
3612	%EXT_CORO = ();
3613
3614	warn "removing commands";
3615	%COMMAND = ();
3616
3617	warn "removing ext/exti commands";
3618	%EXTCMD = ();
3619	%EXTICMD = ();
3620
3621	warn "unloading/nuking all extensions";
3622	for my $pkg (@EXTS) {
3623	warn "... unloading $pkg";
3624
3625	if (my $cb = $pkg->can ("unload")) {
3626	eval {
3627	$cb->($pkg);
3628	1
3629	} or warn "$pkg unloaded, but with errors: $@";
3630	}	3828	}
3631		3829
3632	warn "... nuking $pkg";	3830	warn "cancelling all extension coros";
3633	Symbol::delete_package $pkg;	3831	$_->cancel for values %EXT_CORO;
3634	}	3832	%EXT_CORO = ();
3635		3833
3636	warn "unloading all perl modules loaded from $LIBDIR";	3834	warn "removing commands";
3637	while (my ($k, $v) = each %INC) {	3835	%COMMAND = ();
3638	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3639		3836
		3837	warn "removing ext/exti commands";
		3838	%EXTCMD = ();
		3839	%EXTICMD = ();
		3840
		3841	warn "unloading/nuking all extensions";
		3842	for my $pkg (@EXTS) {
3640	warn "... unloading $k";	3843	warn "... unloading $pkg";
3641	delete $INC{$k};
3642		3844
3643	$k =~ s/\.pm$//;
3644	$k =~ s/\//::/g;
3645
3646	if (my $cb = $k->can ("unload_module")) {	3845	if (my $cb = $pkg->can ("unload")) {
		3846	eval {
3647	$cb->();	3847	$cb->($pkg);
		3848	1
		3849	} or warn "$pkg unloaded, but with errors: $@";
		3850	}
		3851
		3852	warn "... clearing $pkg";
		3853	clear_package $pkg;
3648	}	3854	}
3649		3855
3650	Symbol::delete_package $k;	3856	warn "unloading all perl modules loaded from $LIBDIR";
		3857	while (my ($k, $v) = each %INC) {
		3858	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3859
		3860	warn "... unloading $k";
		3861	delete $INC{$k};
		3862
		3863	$k =~ s/\.pm$//;
		3864	$k =~ s/\//::/g;
		3865
		3866	if (my $cb = $k->can ("unload_module")) {
		3867	$cb->();
		3868	}
		3869
		3870	clear_package $k;
3651	}	3871	}
3652		3872
3653	warn "getting rid of safe::, as good as possible";	3873	warn "getting rid of safe::, as good as possible";
3654	Symbol::delete_package "safe::$_"	3874	clear_package "safe::$_"
3655	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3875	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3656		3876
3657	warn "unloading cf.pm \"a bit\"";	3877	warn "unloading cf.pm \"a bit\"";
3658	delete $INC{"cf.pm"};	3878	delete $INC{"cf.pm"};
3659	delete $INC{"cf/pod.pm"};	3879	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3660		3880
3661	# don't, removes xs symbols, too,	3881	# don't, removes xs symbols, too,
3662	# and global variables created in xs	3882	# and global variables created in xs
3663	#Symbol::delete_package __PACKAGE__;	3883	#clear_package __PACKAGE__;
3664		3884
3665	warn "unload completed, starting to reload now";	3885	warn "unload completed, starting to reload now";
3666		3886
3667	warn "reloading cf.pm";	3887	warn "reloading cf.pm";
3668	require cf;	3888	require cf;
3669	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3889	cf::_connect_to_perl_1;
3670		3890
3671	warn "loading config and database again";	3891	warn "loading config and database again";
3672	cf::reload_config;	3892	cf::reload_config;
3673		3893
3674	warn "loading extensions";	3894	warn "loading extensions";
3675	cf::load_extensions;	3895	cf::load_extensions;
3676		3896
		3897	if ($REATTACH_ON_RELOAD) {
3677	warn "reattaching attachments to objects/players";	3898	warn "reattaching attachments to objects/players";
3678	_global_reattach; # objects, sockets	3899	_global_reattach; # objects, sockets
3679	warn "reattaching attachments to maps";	3900	warn "reattaching attachments to maps";
3680	reattach $_ for values %MAP;	3901	reattach $_ for values %MAP;
3681	warn "reattaching attachments to players";	3902	warn "reattaching attachments to players";
3682	reattach $_ for values %PLAYER;	3903	reattach $_ for values %PLAYER;
		3904	}
3683		3905
		3906	warn "running post_init jobs";
		3907	(pop @POST_INIT)->(1) while @POST_INIT;
		3908
3684	warn "leaving sync_job";	3909	warn "leaving sync_job";
3685		3910
3686	1	3911	1
3687	} or do {	3912	} or do {
3688	warn $@;	3913	warn $@;
3689	cf::cleanup "error while reloading, exiting.";	3914	cf::cleanup "error while reloading, exiting.";
3690	};	3915	};
3691		3916
3692	warn "reloaded";	3917	warn "reloaded";
		3918	--$RELOAD;
		3919	}
		3920
		3921	$t1 = AE::time - $t1;
		3922	warn "reload completed in ${t1}s\n";
3693	};	3923	};
3694		3924
3695	our $RELOAD_WATCHER; # used only during reload	3925	our $RELOAD_WATCHER; # used only during reload
3696		3926
3697	sub reload_perl() {	3927	sub reload_perl() {
3698	# doing reload synchronously and two reloads happen back-to-back,	3928	# doing reload synchronously and two reloads happen back-to-back,
3699	# coro crashes during coro_state_free->destroy here.	3929	# coro crashes during coro_state_free->destroy here.
3700		3930
		3931	$RELOAD_WATCHER ||= cf::async {
		3932	Coro::AIO::aio_wait cache_extensions;
		3933
3701	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {	3934	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3702	do_reload_perl;	3935	do_reload_perl;
3703	undef $RELOAD_WATCHER;	3936	undef $RELOAD_WATCHER;
		3937	};
3704	};	3938	};
3705	}	3939	}
3706		3940
3707	register_command "reload" => sub {	3941	register_command "reload" => sub {
3708	my ($who, $arg) = @_;	3942	my ($who, $arg) = @_;
…		…
3722		3956
3723	our @WAIT_FOR_TICK;	3957	our @WAIT_FOR_TICK;
3724	our @WAIT_FOR_TICK_BEGIN;	3958	our @WAIT_FOR_TICK_BEGIN;
3725		3959
3726	sub wait_for_tick {	3960	sub wait_for_tick {
3727	return if tick_inhibit || $Coro::current == $Coro::main;	3961	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3728		3962
3729	my $signal = new Coro::Signal;	3963	my $signal = new Coro::Signal;
3730	push @WAIT_FOR_TICK, $signal;	3964	push @WAIT_FOR_TICK, $signal;
3731	$signal->wait;	3965	$signal->wait;
3732	}	3966	}
3733		3967
3734	sub wait_for_tick_begin {	3968	sub wait_for_tick_begin {
3735	return if tick_inhibit || $Coro::current == $Coro::main;	3969	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3736		3970
3737	my $signal = new Coro::Signal;	3971	my $signal = new Coro::Signal;
3738	push @WAIT_FOR_TICK_BEGIN, $signal;	3972	push @WAIT_FOR_TICK_BEGIN, $signal;
3739	$signal->wait;	3973	$signal->wait;
3740	}	3974	}
…		…
3745	unless ++$bug_warning > 10;	3979	unless ++$bug_warning > 10;
3746	return;	3980	return;
3747	}	3981	}
3748		3982
3749	cf::server_tick; # one server iteration	3983	cf::server_tick; # one server iteration
		3984
		3985	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3750		3986
3751	if ($NOW >= $NEXT_RUNTIME_WRITE) {	3987	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3752	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	3988	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3753	Coro::async_pool {	3989	Coro::async_pool {
3754	$Coro::current->{desc} = "runtime saver";	3990	$Coro::current->{desc} = "runtime saver";
…		…
3777	}	4013	}
3778		4014
3779	{	4015	{
3780	# configure BDB	4016	# configure BDB
3781		4017
3782	BDB::min_parallel 8;	4018	BDB::min_parallel 16;
3783	BDB::max_poll_reqs $TICK * 0.1;	4019	BDB::max_poll_reqs $TICK * 0.1;
3784	$Coro::BDB::WATCHER->priority (1);	4020	$AnyEvent::BDB::WATCHER->priority (1);
3785		4021
3786	unless ($DB_ENV) {	4022	unless ($DB_ENV) {
3787	$DB_ENV = BDB::db_env_create;	4023	$DB_ENV = BDB::db_env_create;
3788	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	4024	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3789	| BDB::LOG_AUTOREMOVE, 1);	4025	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4026	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3790	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	4027	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3791	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	4028	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3792		4029
3793	cf::sync_job {	4030	cf::sync_job {
3794	eval {	4031	eval {
…		…
3820	{	4057	{
3821	# configure IO::AIO	4058	# configure IO::AIO
3822		4059
3823	IO::AIO::min_parallel 8;	4060	IO::AIO::min_parallel 8;
3824	IO::AIO::max_poll_time $TICK * 0.1;	4061	IO::AIO::max_poll_time $TICK * 0.1;
3825	$Coro::AIO::WATCHER->priority (1);	4062	undef $AnyEvent::AIO::WATCHER;
3826	}	4063	}
3827		4064
3828	my $_log_backtrace;	4065	my $_log_backtrace;
3829		4066
3830	sub _log_backtrace {	4067	sub _log_backtrace {
…		…
3833	$msg =~ s/\n//;	4070	$msg =~ s/\n//;
3834		4071
3835	# limit the # of concurrent backtraces	4072	# limit the # of concurrent backtraces
3836	if ($_log_backtrace < 2) {	4073	if ($_log_backtrace < 2) {
3837	++$_log_backtrace;	4074	++$_log_backtrace;
		4075	my $perl_bt = Carp::longmess $msg;
3838	async {	4076	async {
3839	$Coro::current->{desc} = "abt $msg";	4077	$Coro::current->{desc} = "abt $msg";
3840		4078
3841	my @bt = fork_call {	4079	my @bt = fork_call {
3842	@addr = map { sprintf "%x", $_ } @addr;	4080	@addr = map { sprintf "%x", $_ } @addr;
…		…
3853	}	4091	}
3854		4092
3855	@funcs	4093	@funcs
3856	};	4094	};
3857		4095
3858	LOG llevInfo, "[ABT] $msg\n";	4096	LOG llevInfo, "[ABT] $perl_bt\n";
		4097	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3859	LOG llevInfo, "[ABT] $_\n" for @bt;	4098	LOG llevInfo, "[ABT] $_\n" for @bt;
3860	--$_log_backtrace;	4099	--$_log_backtrace;
3861	};	4100	};
3862	} else {	4101	} else {
3863	LOG llevInfo, "[ABT] $msg\n";	4102	LOG llevInfo, "[ABT] $msg\n";
3864	LOG llevInfo, "[ABT] [suppressed]\n";	4103	LOG llevInfo, "[ABT] [suppressed]\n";
3865	}	4104	}
3866	}	4105	}
3867		4106
3868	# load additional modules	4107	# load additional modules
3869	use cf::pod;	4108	require "cf/$_.pm" for @EXTRA_MODULES;
		4109	cf::_connect_to_perl_2;
3870		4110
3871	END { cf::emergency_save }	4111	END { cf::emergency_save }
3872		4112
3873	1	4113	1
3874		4114

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