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Revision 1.421 by root, Tue Apr 15 18:43:11 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;	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
…		…
1141	utf8::decode (my $decname = $filename);	1195	utf8::decode (my $decname = $filename);
1142	warn sprintf "saving %s (%d,%d)\n",	1196	warn sprintf "saving %s (%d,%d)\n",
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	chmod SAVE_MODE, $fh;	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	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	chmod SAVE_MODE, $fh;	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	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];
…		…
1456	my $f = new_from_file cf::object::thawer path $login	1546	my $f = new_from_file cf::object::thawer path $login
1457	or return;	1547	or return;
1458		1548
1459	my $pl = cf::player::load_pl $f	1549	my $pl = cf::player::load_pl $f
1460	or return;	1550	or return;
		1551
1461	local $cf::PLAYER_LOADING{$login} = $pl;	1552	local $cf::PLAYER_LOADING{$login} = $pl;
1462	$f->resolve_delayed_derefs;	1553	$f->resolve_delayed_derefs;
1463	$cf::PLAYER{$login} = $pl	1554	$cf::PLAYER{$login} = $pl
1464	}	1555	}
1465	}	1556	}
1466	}	1557	}
1467		1558
		1559	cf::player->attach (
		1560	on_load => sub {
		1561	my ($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
1468	sub save($) {	1572	sub save($) {
1469	my ($pl) = @_;	1573	my ($pl) = @_;
1470		1574
1471	return if $pl->{deny_save};	1575	return if $pl->{deny_save};
1472		1576
…		…
1477		1581
1478	aio_mkdir playerdir $pl, 0770;	1582	aio_mkdir playerdir $pl, 0770;
1479	$pl->{last_save} = $cf::RUNTIME;	1583	$pl->{last_save} = $cf::RUNTIME;
1480		1584
1481	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];
1482		1589
1483	$pl->save_pl ($path);	1590	$pl->save_pl ($path);
1484	cf::cede_to_tick;	1591	cf::cede_to_tick;
1485	}	1592	}
1486		1593
…		…
1518	my ($pl) = @_;	1625	my ($pl) = @_;
1519		1626
1520	my $name = $pl->ob->name;	1627	my $name = $pl->ob->name;
1521		1628
1522	$pl->{deny_save} = 1;	1629	$pl->{deny_save} = 1;
1523	$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
1524		1631
1525	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1632	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1526	$pl->deactivate;	1633	$pl->deactivate;
		1634	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1635	$pl->ob->check_score;
1527	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1636	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1528	$pl->ns->destroy if $pl->ns;	1637	$pl->ns->destroy if $pl->ns;
1529		1638
1530	my $path = playerdir $pl;	1639	my $path = playerdir $pl;
1531	my $temp = "$path~$cf::RUNTIME~deleting~";	1640	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1570		1679
1571	for my $login (@$dirs) {	1680	for my $login (@$dirs) {
1572	my $path = path $login;	1681	my $path = path $login;
1573		1682
1574	# a .pst is a dead give-away for a valid player	1683	# a .pst is a dead give-away for a valid player
1575	unless (-e "$path.pst") {	1684	# if no pst file found, open and chekc for blocked users
		1685	if (aio_stat "$path.pst") {
1576	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1686	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1577	aio_read $fh, 0, 512, my $buf, 0 or next;	1687	aio_read $fh, 0, 512, my $buf, 0 or next;
1578	$buf !~ /^password -------------$/m or next; # official not-valid tag	1688	$buf !~ /^password -------------$/m or next; # official not-valid tag
1579	}	1689	}
1580		1690
…		…
1611	}	1721	}
1612		1722
1613	\@paths	1723	\@paths
1614	}	1724	}
1615		1725
1616	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1726	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1617		1727
1618	Expand crossfire pod fragments into protocol xml.	1728	Expand deliantra pod fragments into protocol xml.
1619
1620	=cut
1621
1622	use re 'eval';
1623
1624	my $group;
1625	my $interior; $interior = qr{
1626	# match a pod interior sequence sans C<< >>
1627	(?:
1628	\ (.*?)\ (?{ $group = $^N })
1629	| < (??{$interior}) >
1630	)
1631	}x;
1632
1633	sub expand_cfpod {
1634	my ($self, $pod) = @_;
1635
1636	my $xml;
1637
1638	while () {
1639	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
1640	$group = $1;
1641
1642	$group =~ s/&/&amp;/g;
1643	$group =~ s/</&lt;/g;
1644
1645	$xml .= $group;
1646	} elsif ($pod =~ m%\G
1647	([BCGHITU])
1648	<
1649	(?:
1650	([^<>]*) (?{ $group = $^N })
1651	| < $interior >
1652	)
1653	>
1654	%gcsx
1655	) {
1656	my ($code, $data) = ($1, $group);
1657
1658	if ($code eq "B") {
1659	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
1660	} elsif ($code eq "I") {
1661	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
1662	} elsif ($code eq "U") {
1663	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
1664	} elsif ($code eq "C") {
1665	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
1666	} elsif ($code eq "T") {
1667	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
1668	} elsif ($code eq "G") {
1669	my ($male, $female) = split /\|/, $data;
1670	$data = $self->gender ? $female : $male;
1671	$xml .= expand_cfpod ($self, $data);
1672	} elsif ($code eq "H") {
1673	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1674	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1675	"")
1676	[$self->{hintmode}];
1677	} else {
1678	$xml .= "error processing '$code($data)' directive";
1679	}
1680	} else {
1681	if ($pod =~ /\G(.+)/) {
1682	warn "parse error while expanding $pod (at $1)";
1683	}
1684	last;
1685	}
1686	}
1687
1688	for ($xml) {
1689	# create single paragraphs (very hackish)
1690	s/(?<=\S)\n(?=\w)/ /g;
1691
1692	# compress some whitespace
1693	s/\s+\n/\n/g; # ws line-ends
1694	s/\n\n+/\n/g; # double lines
1695	s/^\n+//; # beginning lines
1696	s/\n+$//; # ending lines
1697	}
1698
1699	$xml
1700	}
1701
1702	no re 'eval';
1703
1704	sub hintmode {
1705	$_[0]{hintmode} = $_[1] if @_ > 1;
1706	$_[0]{hintmode}
1707	}
1708		1729
1709	=item $player->ext_reply ($msgid, @msg)	1730	=item $player->ext_reply ($msgid, @msg)
1710		1731
1711	Sends an ext reply to the player.	1732	Sends an ext reply to the player.
1712		1733
…		…
1785	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
1786		1807
1787	# mit "rum" bekleckern, nicht	1808	# mit "rum" bekleckern, nicht
1788	$self->_create_random_map (	1809	$self->_create_random_map (
1789	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1810	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1790	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1811	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1791	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1812	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1792	$rmp->{exit_on_final_map},	1813	$rmp->{exit_on_final_map},
1793	$rmp->{xsize}, $rmp->{ysize},	1814	$rmp->{xsize}, $rmp->{ysize},
1794	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1815	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1795	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1816	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1925		1946
1926	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;	1947	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1927	"$UNIQUEDIR/$path"	1948	"$UNIQUEDIR/$path"
1928	}	1949	}
1929		1950
1930	# and all this just because we cannot iterate over
1931	# all maps in C++...
1932	sub change_all_map_light {
1933	my ($change) = @_;
1934
1935	$_->change_map_light ($change)
1936	for grep $_->outdoor, values %cf::MAP;
1937	}
1938
1939	sub decay_objects {	1951	sub decay_objects {
1940	my ($self) = @_;	1952	my ($self) = @_;
1941		1953
1942	return if $self->{deny_reset};	1954	return if $self->{deny_reset};
1943		1955
…		…
2025	sub find {	2037	sub find {
2026	my ($path, $origin) = @_;	2038	my ($path, $origin) = @_;
2027		2039
2028	$path = normalise $path, $origin && $origin->path;	2040	$path = normalise $path, $origin && $origin->path;
2029		2041
2030	cf::lock_wait "map_data:$path";#d#remove	2042	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
2031	cf::lock_wait "map_find:$path";	2043	my $guard2 = cf::lock_acquire "map_find:$path";
2032		2044
2033	$cf::MAP{$path} || do {	2045	$cf::MAP{$path} || do {
2034	my $guard1 = cf::lock_acquire "map_find:$path";
2035	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
2036
2037	my $map = new_from_path cf::map $path	2046	my $map = new_from_path cf::map $path
2038	or return;	2047	or return;
2039		2048
2040	$map->{last_save} = $cf::RUNTIME;	2049	$map->{last_save} = $cf::RUNTIME;
2041		2050
…		…
2043	or return;	2052	or return;
2044		2053
2045	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2054	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
2046	# doing this can freeze the server in a sync job, obviously	2055	# doing this can freeze the server in a sync job, obviously
2047	#$cf::WAIT_FOR_TICK->wait;	2056	#$cf::WAIT_FOR_TICK->wait;
		2057	undef $guard2;
2048	undef $guard1;	2058	undef $guard1;
2049	undef $guard2;
2050	$map->reset;	2059	$map->reset;
2051	return find $path;	2060	return find $path;
2052	}	2061	}
2053		2062
2054	$cf::MAP{$path} = $map	2063	$cf::MAP{$path} = $map
2055	}	2064	}
2056	}	2065	}
2057		2066
2058	sub pre_load { }	2067	sub pre_load { }
2059	sub post_load { }	2068	#sub post_load { } # XS
2060		2069
2061	sub load {	2070	sub load {
2062	my ($self) = @_;	2071	my ($self) = @_;
2063		2072
2064	local $self->{deny_reset} = 1; # loading can take a long time	2073	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2081	my $f = new_from_file cf::object::thawer $self->{load_path};	2090	my $f = new_from_file cf::object::thawer $self->{load_path};
2082	$f->skip_block;	2091	$f->skip_block;
2083	$self->_load_objects ($f)	2092	$self->_load_objects ($f)
2084	or return;	2093	or return;
2085		2094
2086	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2095	$self->post_load_original
2087	if delete $self->{load_original};	2096	if delete $self->{load_original};
2088		2097
2089	if (my $uniq = $self->uniq_path) {	2098	if (my $uniq = $self->uniq_path) {
2090	utf8::encode $uniq;	2099	utf8::encode $uniq;
2091	unless (aio_stat $uniq) {	2100	unless (aio_stat $uniq) {
…		…
2109	unless ($self->{deny_activate}) {	2118	unless ($self->{deny_activate}) {
2110	$self->decay_objects;	2119	$self->decay_objects;
2111	$self->fix_auto_apply;	2120	$self->fix_auto_apply;
2112	$self->update_buttons;	2121	$self->update_buttons;
2113	cf::cede_to_tick;	2122	cf::cede_to_tick;
2114	$self->set_darkness_map;
2115	cf::cede_to_tick;
2116	$self->activate;	2123	$self->activate;
2117	}	2124	}
2118		2125
2119	$self->{last_save} = $cf::RUNTIME;	2126	$self->{last_save} = $cf::RUNTIME;
2120	$self->last_access ($cf::RUNTIME);	2127	$self->last_access ($cf::RUNTIME);
…		…
2123	}	2130	}
2124		2131
2125	$self->post_load;	2132	$self->post_load;
2126	}	2133	}
2127		2134
		2135	# customize the map for a given player, i.e.
		2136	# return the _real_ map. used by e.g. per-player
		2137	# maps to change the path to ~playername/mappath
2128	sub customise_for {	2138	sub customise_for {
2129	my ($self, $ob) = @_;	2139	my ($self, $ob) = @_;
2130		2140
2131	return find "~" . $ob->name . "/" . $self->{path}	2141	return find "~" . $ob->name . "/" . $self->{path}
2132	if $self->per_player;	2142	if $self->per_player;
…		…
2209	$MAP_PREFETCHER->prio (6);	2219	$MAP_PREFETCHER->prio (6);
2210		2220
2211	()	2221	()
2212	}	2222	}
2213		2223
		2224	# common code, used by both ->save and ->swapout
2214	sub save {	2225	sub _save {
2215	my ($self) = @_;	2226	my ($self) = @_;
2216
2217	my $lock = cf::lock_acquire "map_data:$self->{path}";
2218		2227
2219	$self->{last_save} = $cf::RUNTIME;	2228	$self->{last_save} = $cf::RUNTIME;
2220		2229
2221	return unless $self->dirty;	2230	return unless $self->dirty;
2222		2231
…		…
2242	} else {	2251	} else {
2243	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2252	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2244	}	2253	}
2245	}	2254	}
2246		2255
		2256	sub save {
		2257	my ($self) = @_;
		2258
		2259	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2260
		2261	$self->_save;
		2262	}
		2263
2247	sub swap_out {	2264	sub swap_out {
2248	my ($self) = @_;	2265	my ($self) = @_;
2249		2266
2250	# save first because save cedes
2251	$self->save;
2252
2253	my $lock = cf::lock_acquire "map_data:$self->{path}";	2267	my $lock = cf::lock_acquire "map_data:$self->{path}";
2254		2268
2255	return if $self->players;
2256	return if $self->in_memory != cf::MAP_ACTIVE;	2269	return if $self->in_memory != cf::MAP_ACTIVE;
2257	return if $self->{deny_save};	2270	return if $self->{deny_save};
		2271	return if $self->players;
2258		2272
2259	$self->in_memory (cf::MAP_SWAPPED);	2273	# first deactivate the map and "unlink" it from the core
2260
2261	$self->deactivate;	2274	$self->deactivate;
2262	$_->clear_links_to ($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
2263	$self->clear;	2282	$self->clear;
2264	}	2283	}
2265		2284
2266	sub reset_at {	2285	sub reset_at {
2267	my ($self) = @_;	2286	my ($self) = @_;
…		…
2286		2305
2287	my $lock = cf::lock_acquire "map_data:$self->{path}";	2306	my $lock = cf::lock_acquire "map_data:$self->{path}";
2288		2307
2289	return if $self->players;	2308	return if $self->players;
2290		2309
2291	warn "resetting map ", $self->path;	2310	warn "resetting map ", $self->path, "\n";
2292		2311
2293	$self->in_memory (cf::MAP_SWAPPED);	2312	$self->in_memory (cf::MAP_SWAPPED);
2294		2313
2295	# need to save uniques path	2314	# need to save uniques path
2296	unless ($self->{deny_save}) {	2315	unless ($self->{deny_save}) {
…		…
2387	: normalise $_	2406	: normalise $_
2388	} @{ aio_readdir $UNIQUEDIR or [] }	2407	} @{ aio_readdir $UNIQUEDIR or [] }
2389	]	2408	]
2390	}	2409	}
2391		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
2392	=back	2443	=back
2393		2444
2394	=head3 cf::object	2445	=head3 cf::object
2395		2446
2396	=cut	2447	=cut
…		…
2457	can be C<undef>. Does the right thing when the player is currently in a	2508	can be C<undef>. Does the right thing when the player is currently in a
2458	dialogue with the given NPC character.	2509	dialogue with the given NPC character.
2459		2510
2460	=cut	2511	=cut
2461		2512
		2513	our $SAY_CHANNEL = {
		2514	id => "say",
		2515	title => "Map",
		2516	reply => "say ",
		2517	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2518	};
		2519
		2520	our $CHAT_CHANNEL = {
		2521	id => "chat",
		2522	title => "Chat",
		2523	reply => "chat ",
		2524	tooltip => "Player chat and shouts, global to the server.",
		2525	};
		2526
2462	# rough implementation of a future "reply" method that works	2527	# rough implementation of a future "reply" method that works
2463	# with dialog boxes.	2528	# with dialog boxes.
2464	#TODO: the first argument must go, split into a $npc->reply_to ( method	2529	#TODO: the first argument must go, split into a $npc->reply_to ( method
2465	sub cf::object::player::reply($$$;$) {	2530	sub cf::object::player::reply($$$;$) {
2466	my ($self, $npc, $msg, $flags) = @_;	2531	my ($self, $npc, $msg, $flags) = @_;
…		…
2477	my $dialog = $pl->{npc_dialog};	2542	my $dialog = $pl->{npc_dialog};
2478	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2543	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2479		2544
2480	} else {	2545	} else {
2481	$msg = $npc->name . " says: $msg" if $npc;	2546	$msg = $npc->name . " says: $msg" if $npc;
2482	$self->message ($msg, $flags);	2547	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2483	}	2548	}
2484	}	2549	}
2485	}	2550	}
2486		2551
2487	=item $object->send_msg ($channel, $msg, $color, [extra...])	2552	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2512		2577
2513	=item $player_object->enter_link	2578	=item $player_object->enter_link
2514		2579
2515	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}>).
2516		2581
2517	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.
2518	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.
2519		2586
2520	Will never block.	2587	Will never block.
2521		2588
2522	=item $player_object->leave_link ($map, $x, $y)	2589	=item $player_object->leave_link ($map, $x, $y)
2523		2590
…		…
2548	return if UNIVERSAL::isa $self->map, "ext::map_link";	2615	return if UNIVERSAL::isa $self->map, "ext::map_link";
2549		2616
2550	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2617	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2551	if $self->map && $self->map->{path} ne "{link}";	2618	if $self->map && $self->map->{path} ne "{link}";
2552		2619
2553	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2620	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2554	}	2621	}
2555		2622
2556	sub cf::object::player::leave_link {	2623	sub cf::object::player::leave_link {
2557	my ($self, $map, $x, $y) = @_;	2624	my ($self, $map, $x, $y) = @_;
2558		2625
…		…
2575	($x, $y) = (-1, -1)	2642	($x, $y) = (-1, -1)
2576	unless (defined $x) && (defined $y);	2643	unless (defined $x) && (defined $y);
2577		2644
2578	# use -1 or undef as default coordinates, not 0, 0	2645	# use -1 or undef as default coordinates, not 0, 0
2579	($x, $y) = ($map->enter_x, $map->enter_y)	2646	($x, $y) = ($map->enter_x, $map->enter_y)
2580	if $x <=0 && $y <= 0;	2647	if $x <= 0 && $y <= 0;
2581		2648
2582	$map->load;	2649	$map->load;
2583	$map->load_neighbours;	2650	$map->load_neighbours;
2584		2651
2585	return unless $self->contr->active;	2652	return unless $self->contr->active;
2586	$self->activate_recursive;
2587		2653
2588	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2654	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2589	$self->enter_map ($map, $x, $y);	2655	$self->enter_map ($map, $x, $y);
		2656
		2657	# only activate afterwards, to support waiting in hooks
		2658	$self->activate_recursive;
2590	}	2659	}
2591		2660
2592	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2661	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2593		2662
2594	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
2595	her, loading and preparing them map, calling the provided $check callback	2664	her, loading and preparing them map, calling the provided $check callback
2596	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
2597	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
2598	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 >>.
2599		2671
2600	=cut	2672	=cut
2601		2673
2602	our $GOTOGEN;	2674	our $GOTOGEN;
2603		2675
…		…
2682	}	2754	}
2683		2755
2684	sub prepare_random_map {	2756	sub prepare_random_map {
2685	my ($exit) = @_;	2757	my ($exit) = @_;
2686		2758
2687	my $guard = cf::lock_acquire "exit_prepare:$exit";
2688
2689	# all this does is basically replace the /! path by	2759	# all this does is basically replace the /! path by
2690	# a new random map path (?random/...) with a seed	2760	# a new random map path (?random/...) with a seed
2691	# that depends on the exit object	2761	# that depends on the exit object
2692		2762
2693	my $rmp = parse_random_map_params $exit->msg;	2763	my $rmp = parse_random_map_params $exit->msg;
…		…
2695	if ($exit->map) {	2765	if ($exit->map) {
2696	$rmp->{region} = $exit->region->name;	2766	$rmp->{region} = $exit->region->name;
2697	$rmp->{origin_map} = $exit->map->path;	2767	$rmp->{origin_map} = $exit->map->path;
2698	$rmp->{origin_x} = $exit->x;	2768	$rmp->{origin_x} = $exit->x;
2699	$rmp->{origin_y} = $exit->y;	2769	$rmp->{origin_y} = $exit->y;
		2770
		2771	$exit->map->touch;
2700	}	2772	}
2701		2773
2702	$rmp->{random_seed} ||= $exit->random_seed;	2774	$rmp->{random_seed} ||= $exit->random_seed;
2703		2775
2704	my $data = JSON::XS->new->utf8->pretty->canolicalize->encode ($rmp);	2776	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2705	my $md5 = Digest::MD5::md5_hex $data;	2777	my $md5 = Digest::MD5::md5_hex $data;
2706	my $meta = "$RANDOMDIR/$md5.meta";	2778	my $meta = "$RANDOMDIR/$md5.meta";
2707		2779
2708	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2780	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2709	aio_write $fh, 0, (length $data), $data, 0;	2781	aio_write $fh, 0, (length $data), $data, 0;
2710	undef $fh;	2782	undef $fh;
2711	aio_rename "$meta~", $meta;	2783	aio_rename "$meta~", $meta;
2712		2784
		2785	my $slaying = "?random/$md5";
		2786
		2787	if ($exit->valid) {
2713	$exit->slaying ("?random/$md5");	2788	$exit->slaying ("?random/$md5");
2714	$exit->msg (undef);	2789	$exit->msg (undef);
		2790	}
2715	}	2791	}
2716	}	2792	}
2717		2793
2718	sub cf::object::player::enter_exit {	2794	sub cf::object::player::enter_exit {
2719	my ($self, $exit) = @_;	2795	my ($self, $exit) = @_;
2720		2796
2721	return unless $self->type == cf::PLAYER;	2797	return unless $self->type == cf::PLAYER;
2722		2798
2723	if ($exit->slaying eq "/!") {
2724	#TODO: this should de-fi-ni-te-ly not be a sync-job
2725	# the problem is that $exit might not survive long enough
2726	# so it needs to be done right now, right here
2727	cf::sync_job { prepare_random_map $exit };
2728	}
2729
2730	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2731	my $hp = $exit->stats->hp;
2732	my $sp = $exit->stats->sp;
2733
2734	$self->enter_link;	2799	$self->enter_link;
2735		2800
2736	# if exit is damned, update players death & WoR home-position
2737	$self->contr->savebed ($slaying, $hp, $sp)
2738	if $exit->flag (FLAG_DAMNED);
2739
2740	(async {	2801	(async {
2741	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2802	$Coro::current->{desc} = "enter_exit";
2742		2803
2743	$self->deactivate_recursive; # just to be sure
2744	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
2745	$self->goto ($slaying, $hp, $sp);	2819	$self->goto ($map, $x, $y);
2746		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
2747	1;	2825	1
2748	}) {	2826	}) {
2749	$self->message ("Something went wrong deep within the crossfire server. "	2827	$self->message ("Something went wrong deep within the deliantra server. "
2750	. "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. "
2751	. "Please report this to the dungeon master!",	2829	. "Please report this to the dungeon master!",
2752	cf::NDI_UNIQUE | cf::NDI_RED);	2830	cf::NDI_UNIQUE | cf::NDI_RED);
2753		2831
2754	warn "ERROR in enter_exit: $@";	2832	warn "ERROR in enter_exit: $@";
…		…
2771	sub cf::client::send_drawinfo {	2849	sub cf::client::send_drawinfo {
2772	my ($self, $text, $flags) = @_;	2850	my ($self, $text, $flags) = @_;
2773		2851
2774	utf8::encode $text;	2852	utf8::encode $text;
2775	$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);
2776	}	2879	}
2777		2880
2778	=item $client->send_msg ($channel, $msg, $color, [extra...])	2881	=item $client->send_msg ($channel, $msg, $color, [extra...])
2779		2882
2780	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
…		…
2784		2887
2785	=cut	2888	=cut
2786		2889
2787	# non-persistent channels (usually the info channel)	2890	# non-persistent channels (usually the info channel)
2788	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	},
2789	"c/identify" => {	2898	"c/identify" => {
2790	id => "infobox",	2899	id => "infobox",
2791	title => "Identify",	2900	title => "Identify",
2792	reply => undef,	2901	reply => undef,
2793	tooltip => "Items recently identified",	2902	tooltip => "Items recently identified",
…		…
2795	"c/examine" => {	2904	"c/examine" => {
2796	id => "infobox",	2905	id => "infobox",
2797	title => "Examine",	2906	title => "Examine",
2798	reply => undef,	2907	reply => undef,
2799	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",
2800	},	2915	},
2801	"c/book" => {	2916	"c/book" => {
2802	id => "infobox",	2917	id => "infobox",
2803	title => "Book",	2918	title => "Book",
2804	reply => undef,	2919	reply => undef,
…		…
2820	id => "infobox",	2935	id => "infobox",
2821	title => "Body Parts",	2936	title => "Body Parts",
2822	reply => undef,	2937	reply => undef,
2823	tooltip => "Shows which body parts you posess and are available",	2938	tooltip => "Shows which body parts you posess and are available",
2824	},	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	},
2825	"c/uptime" => {	2976	"c/uptime" => {
2826	id => "infobox",	2977	id => "infobox",
2827	title => "Uptime",	2978	title => "Uptime",
2828	reply => undef,	2979	reply => undef,
2829	tooltip => "How long the server has been running since last restart",	2980	tooltip => "How long the server has been running since last restart",
…		…
2832	id => "infobox",	2983	id => "infobox",
2833	title => "Map Info",	2984	title => "Map Info",
2834	reply => undef,	2985	reply => undef,
2835	tooltip => "Information related to the maps",	2986	tooltip => "Information related to the maps",
2836	},	2987	},
		2988	"c/party" => {
		2989	id => "party",
		2990	title => "Party",
		2991	reply => "gsay ",
		2992	tooltip => "Messages and chat related to your party",
		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" => $CHAT_CHANNEL,
2837	);	3002	);
2838		3003
2839	sub cf::client::send_msg {	3004	sub cf::client::send_msg {
2840	my ($self, $channel, $msg, $color, @extra) = @_;	3005	my ($self, $channel, $msg, $color, @extra) = @_;
2841		3006
2842	$msg = $self->pl->expand_cfpod ($msg);	3007	$msg = $self->pl->expand_cfpod ($msg)
		3008	unless $color & cf::NDI_VERBATIM;
2843		3009
2844	$color &= cf::NDI_CLIENT_MASK; # just in case...	3010	$color &= cf::NDI_CLIENT_MASK; # just in case...
2845		3011
2846	# check predefined channels, for the benefit of C	3012	# check predefined channels, for the benefit of C
2847	if ($CHANNEL{$channel}) {	3013	if ($CHANNEL{$channel}) {
2848	$channel = $CHANNEL{$channel};	3014	$channel = $CHANNEL{$channel};
2849		3015
2850	$self->ext_msg (channel_info => $channel)	3016	$self->ext_msg (channel_info => $channel);
2851	if $self->can_msg;
2852
2853	$channel = $channel->{id};	3017	$channel = $channel->{id};
2854		3018
2855	} elsif (ref $channel) {	3019	} elsif (ref $channel) {
2856	# send meta info to client, if not yet sent	3020	# send meta info to client, if not yet sent
2857	unless (exists $self->{channel}{$channel->{id}}) {	3021	unless (exists $self->{channel}{$channel->{id}}) {
2858	$self->{channel}{$channel->{id}} = $channel;	3022	$self->{channel}{$channel->{id}} = $channel;
2859	$self->ext_msg (channel_info => $channel)	3023	$self->ext_msg (channel_info => $channel);
2860	if $self->can_msg;
2861	}	3024	}
2862		3025
2863	$channel = $channel->{id};	3026	$channel = $channel->{id};
2864	}	3027	}
2865		3028
2866	return unless @extra || length $msg;	3029	return unless @extra || length $msg;
2867		3030
2868	if ($self->can_msg) {
2869	# default colour, mask it out	3031	# default colour, mask it out
2870	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3032	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2871	if $color & cf::NDI_DEF;	3033	if $color & cf::NDI_DEF;
2872		3034
2873	$self->send_packet ("msg " . $self->{json_coder}->encode (	3035	my $pkt = "msg "
		3036	. $self->{json_coder}->encode (
2874	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3037	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2875	} else {	3038	);
2876	if ($color >= 0) {
2877	# replace some tags by gcfclient-compatible ones
2878	for ($msg) {
2879	1 while
2880	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2881	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2882	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2883	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2884	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2885	}
2886		3039
2887	$color &= cf::NDI_COLOR_MASK;	3040	$self->send_big_packet ($pkt);
2888
2889	utf8::encode $msg;
2890
2891	if (0 && $msg =~ /\[/) {
2892	# COMMAND/INFO
2893	$self->send_packet ("drawextinfo $color 10 8 $msg")
2894	} else {
2895	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2896	$self->send_packet ("drawinfo $color $msg")
2897	}
2898	}
2899	}
2900	}	3041	}
2901		3042
2902	=item $client->ext_msg ($type, @msg)	3043	=item $client->ext_msg ($type, @msg)
2903		3044
2904	Sends an ext event to the client.	3045	Sends an ext event to the client.
…		…
2907		3048
2908	sub cf::client::ext_msg($$@) {	3049	sub cf::client::ext_msg($$@) {
2909	my ($self, $type, @msg) = @_;	3050	my ($self, $type, @msg) = @_;
2910		3051
2911	if ($self->extcmd == 2) {	3052	if ($self->extcmd == 2) {
2912	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3053	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2913	} elsif ($self->extcmd == 1) { # TODO: remove	3054	} elsif ($self->extcmd == 1) { # TODO: remove
2914	push @msg, msgtype => "event_$type";	3055	push @msg, msgtype => "event_$type";
2915	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3056	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2916	}	3057	}
2917	}	3058	}
2918		3059
2919	=item $client->ext_reply ($msgid, @msg)	3060	=item $client->ext_reply ($msgid, @msg)
2920		3061
…		…
2924		3065
2925	sub cf::client::ext_reply($$@) {	3066	sub cf::client::ext_reply($$@) {
2926	my ($self, $id, @msg) = @_;	3067	my ($self, $id, @msg) = @_;
2927		3068
2928	if ($self->extcmd == 2) {	3069	if ($self->extcmd == 2) {
2929	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3070	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2930	} elsif ($self->extcmd == 1) {	3071	} elsif ($self->extcmd == 1) {
2931	#TODO: version 1, remove	3072	#TODO: version 1, remove
2932	unshift @msg, msgtype => "reply", msgid => $id;	3073	unshift @msg, msgtype => "reply", msgid => $id;
2933	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3074	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2934	}	3075	}
2935	}	3076	}
2936		3077
2937	=item $success = $client->query ($flags, "text", \&cb)	3078	=item $success = $client->query ($flags, "text", \&cb)
2938		3079
…		…
3039		3180
3040	$coro	3181	$coro
3041	}	3182	}
3042		3183
3043	cf::client->attach (	3184	cf::client->attach (
3044	on_destroy => sub {	3185	on_client_destroy => sub {
3045	my ($ns) = @_;	3186	my ($ns) = @_;
3046		3187
3047	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3188	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
3048	},	3189	},
3049	);	3190	);
…		…
3065	our $safe_hole = new Safe::Hole;	3206	our $safe_hole = new Safe::Hole;
3066		3207
3067	$SIG{FPE} = 'IGNORE';	3208	$SIG{FPE} = 'IGNORE';
3068		3209
3069	$safe->permit_only (Opcode::opset qw(	3210	$safe->permit_only (Opcode::opset qw(
3070	:base_core :base_mem :base_orig :base_math	3211	:base_core :base_mem :base_orig :base_math :base_loop
3071	grepstart grepwhile mapstart mapwhile	3212	grepstart grepwhile mapstart mapwhile
3072	sort time	3213	sort time
3073	));	3214	));
3074		3215
3075	# here we export the classes and methods available to script code	3216	# here we export the classes and methods available to script code
…		…
3078		3219
3079	The following functions and methods are available within a safe environment:	3220	The following functions and methods are available within a safe environment:
3080		3221
3081	cf::object	3222	cf::object
3082	contr pay_amount pay_player map x y force_find force_add destroy	3223	contr pay_amount pay_player map x y force_find force_add destroy
3083	insert remove name archname title slaying race decrease_ob_nr	3224	insert remove name archname title slaying race decrease split
		3225	value
3084		3226
3085	cf::object::player	3227	cf::object::player
3086	player	3228	player
3087		3229
3088	cf::player	3230	cf::player
…		…
3093		3235
3094	=cut	3236	=cut
3095		3237
3096	for (	3238	for (
3097	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3239	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3098	insert remove inv name archname title slaying race	3240	insert remove inv nrof name archname title slaying race
3099	decrease_ob_nr destroy)],	3241	decrease split destroy change_exp value msg lore send_msg)],
3100	["cf::object::player" => qw(player)],	3242	["cf::object::player" => qw(player)],
3101	["cf::player" => qw(peaceful)],	3243	["cf::player" => qw(peaceful send_msg)],
3102	["cf::map" => qw(trigger)],	3244	["cf::map" => qw(trigger)],
3103	) {	3245	) {
3104	no strict 'refs';	3246	no strict 'refs';
3105	my ($pkg, @funs) = @$_;	3247	my ($pkg, @funs) = @$_;
3106	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3248	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
3124		3266
3125	my $qcode = $code;	3267	my $qcode = $code;
3126	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3268	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3127	$qcode =~ s/\n/\\n/g;	3269	$qcode =~ s/\n/\\n/g;
3128		3270
		3271	%vars = (_dummy => 0) unless %vars;
		3272
		3273	my @res;
3129	local $_;	3274	local $_;
3130	local @safe::cf::_safe_eval_args = values %vars;
3131		3275
3132	my $eval =	3276	my $eval =
3133	"do {\n"	3277	"do {\n"
3134	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3278	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3135	. "#line 0 \"{$qcode}\"\n"	3279	. "#line 0 \"{$qcode}\"\n"
3136	. $code	3280	. $code
3137	. "\n}"	3281	. "\n}"
3138	;	3282	;
3139		3283
		3284	if ($CFG{safe_eval}) {
3140	sub_generation_inc;	3285	sub_generation_inc;
		3286	local @safe::cf::_safe_eval_args = values %vars;
3141	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3287	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3142	sub_generation_inc;	3288	sub_generation_inc;
		3289	} else {
		3290	local @cf::_safe_eval_args = values %vars;
		3291	@res = wantarray ? eval eval : scalar eval $eval;
		3292	}
3143		3293
3144	if ($@) {	3294	if ($@) {
3145	warn "$@";	3295	warn "$@";
3146	warn "while executing safe code '$code'\n";	3296	warn "while executing safe code '$code'\n";
3147	warn "with arguments " . (join " ", %vars) . "\n";	3297	warn "with arguments " . (join " ", %vars) . "\n";
…		…
3166	=cut	3316	=cut
3167		3317
3168	sub register_script_function {	3318	sub register_script_function {
3169	my ($fun, $cb) = @_;	3319	my ($fun, $cb) = @_;
3170		3320
3171	no strict 'refs';	3321	$fun = "safe::$fun" if $CFG{safe_eval};
3172	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3322	*$fun = $safe_hole->wrap ($cb);
3173	}	3323	}
3174		3324
3175	=back	3325	=back
3176		3326
3177	=cut	3327	=cut
…		…
3198		3348
3199	$facedata->{version} == 2	3349	$facedata->{version} == 2
3200	or cf::cleanup "$path: version mismatch, cannot proceed.";	3350	or cf::cleanup "$path: version mismatch, cannot proceed.";
3201		3351
3202	# 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]);
3203	$facedata->{resource}{"res/exp_table"} = {	3354	$facedata->{resource}{"res/exp_table"} = {
3204	type => FT_RSRC,	3355	type => FT_RSRC,
3205	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),
3206	};	3358	};
3207	cf::cede_to_tick;	3359	cf::cede_to_tick;
3208		3360
3209	{	3361	{
3210	my $faces = $facedata->{faceinfo};	3362	my $faces = $facedata->{faceinfo};
…		…
3212	while (my ($face, $info) = each %$faces) {	3364	while (my ($face, $info) = each %$faces) {
3213	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3365	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3214		3366
3215	cf::face::set_visibility $idx, $info->{visibility};	3367	cf::face::set_visibility $idx, $info->{visibility};
3216	cf::face::set_magicmap $idx, $info->{magicmap};	3368	cf::face::set_magicmap $idx, $info->{magicmap};
3217	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3369	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3218	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3370	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
3219		3371
3220	cf::cede_to_tick;	3372	cf::cede_to_tick;
3221	}	3373	}
3222		3374
3223	while (my ($face, $info) = each %$faces) {	3375	while (my ($face, $info) = each %$faces) {
…		…
3247		3399
3248	cf::anim::invalidate_all; # d'oh	3400	cf::anim::invalidate_all; # d'oh
3249	}	3401	}
3250		3402
3251	{	3403	{
3252	# TODO: for gcfclient pleasure, we should give resources
3253	# that gcfclient doesn't grok a >10000 face index.
3254	my $res = $facedata->{resource};	3404	my $res = $facedata->{resource};
3255		3405
3256	while (my ($name, $info) = each %$res) {	3406	while (my ($name, $info) = each %$res) {
3257	if (defined $info->{type}) {	3407	if (defined $info->{type}) {
3258	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3408	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3259	my $data;
3260		3409
3261	if ($info->{type} & 1) {	3410	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3262	# prepend meta info
3263
3264	my $meta = $enc->encode ({
3265	name => $name,
3266	%{ $info->{meta} || {} },
3267	});
3268
3269	$data = pack "(w/a*)*", $meta, $info->{data};
3270	} else {
3271	$data = $info->{data};
3272	}
3273
3274	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3275	cf::face::set_type $idx, $info->{type};	3411	cf::face::set_type $idx, $info->{type};
3276	} else {	3412	} else {
3277	$RESOURCE{$name} = $info;	3413	$RESOURCE{$name} = $info;
3278	}	3414	}
3279		3415
…		…
3312	while (my ($k, $v) = each %$want) {	3448	while (my ($k, $v) = each %$want) {
3313	$ns->fx_want ($k, $v);	3449	$ns->fx_want ($k, $v);
3314	}	3450	}
3315	};	3451	};
3316		3452
		3453	sub load_resource_file($) {
		3454	my $guard = lock_acquire "load_resource_file";
		3455
		3456	my $status = load_resource_file_ $_[0];
		3457	get_slot 0.1, 100;
		3458	cf::arch::commit_load;
		3459
		3460	$status
		3461	}
		3462
3317	sub reload_regions {	3463	sub reload_regions {
3318	# HACK to clear player env face cache, we need some signal framework	3464	# HACK to clear player env face cache, we need some signal framework
3319	# for this (global event?)	3465	# for this (global event?)
3320	%ext::player_env::MUSIC_FACE_CACHE = ();	3466	%ext::player_env::MUSIC_FACE_CACHE = ();
3321		3467
…		…
3334	}	3480	}
3335		3481
3336	sub reload_archetypes {	3482	sub reload_archetypes {
3337	load_resource_file "$DATADIR/archetypes"	3483	load_resource_file "$DATADIR/archetypes"
3338	or die "unable to load archetypes\n";	3484	or die "unable to load archetypes\n";
3339	#d# NEED to laod twice to resolve forward references
3340	# this really needs to be done in an extra post-pass
3341	# (which needs to be synchronous, so solve it differently)
3342	load_resource_file "$DATADIR/archetypes"
3343	or die "unable to load archetypes\n";
3344	}	3485	}
3345		3486
3346	sub reload_treasures {	3487	sub reload_treasures {
3347	load_resource_file "$DATADIR/treasures"	3488	load_resource_file "$DATADIR/treasures"
3348	or die "unable to load treasurelists\n";	3489	or die "unable to load treasurelists\n";
3349	}	3490	}
3350		3491
3351	sub reload_resources {	3492	sub reload_resources {
3352	warn "reloading resource files...\n";	3493	warn "reloading resource files...\n";
3353		3494
		3495	reload_facedata;
		3496	reload_archetypes;
3354	reload_regions;	3497	reload_regions;
3355	reload_facedata;
3356	#reload_archetypes;#d#
3357	reload_archetypes;
3358	reload_treasures;	3498	reload_treasures;
3359		3499
3360	warn "finished reloading resource files\n";	3500	warn "finished reloading resource files\n";
3361	}	3501	}
3362		3502
3363	sub init {
3364	reload_resources;
3365	}
3366
3367	sub reload_config {	3503	sub reload_config {
		3504	warn "reloading config file...\n";
		3505
3368	open my $fh, "<:utf8", "$CONFDIR/config"	3506	open my $fh, "<:utf8", "$CONFDIR/config"
3369	or return;	3507	or return;
3370		3508
3371	local $/;	3509	local $/;
3372	*CFG = YAML::Load <$fh>;	3510	*CFG = YAML::XS::Load scalar <$fh>;
3373		3511
3374	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3512	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3375		3513
3376	$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};
3377	$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};
…		…
3381	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3519	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3382	and die "WARNING: m(un)lockall failed: $!\n";	3520	and die "WARNING: m(un)lockall failed: $!\n";
3383	};	3521	};
3384	warn $@ if $@;	3522	warn $@ if $@;
3385	}	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;
3386	}	3554	}
3387		3555
3388	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
3389	# we must not ever block the main coroutine	3566	# we must not ever block the main coroutine
3390	local $Coro::idle = sub {	3567	local $Coro::idle = sub {
3391	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#
3392	(async {	3569	(async {
3393	$Coro::current->{desc} = "IDLE BUG HANDLER";	3570	$Coro::current->{desc} = "IDLE BUG HANDLER";
3394	EV::loop EV::LOOP_ONESHOT;	3571	EV::loop EV::LOOP_ONESHOT;
3395	})->prio (Coro::PRIO_MAX);	3572	})->prio (Coro::PRIO_MAX);
3396	};	3573	};
3397		3574
3398	reload_config;
3399	db_init;
3400	load_extensions;
3401
3402	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3403	evthread_start IO::AIO::poll_fileno;	3575	evthread_start IO::AIO::poll_fileno;
3404	EV::loop;	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;
		3587	reload_config;
		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
		3598	load_extensions;
		3599
		3600	utime time, time, $RUNTIMEFILE;
		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;
		3607	};
		3608
		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;
3405	}	3613	}
3406		3614
3407	#############################################################################	3615	#############################################################################
3408	# initialisation and cleanup	3616	# initialisation and cleanup
3409		3617
3410	# install some emergency cleanup handlers	3618	# install some emergency cleanup handlers
3411	BEGIN {	3619	BEGIN {
3412	our %SIGWATCHER = ();	3620	our %SIGWATCHER = ();
3413	for my $signal (qw(INT HUP TERM)) {	3621	for my $signal (qw(INT HUP TERM)) {
3414	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3622	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3415	cf::cleanup "SIG$signal";	3623	cf::cleanup "SIG$signal";
3416	};	3624	};
3417	}	3625	}
3418	}	3626	}
3419		3627
3420	sub write_runtime_sync {	3628	sub write_runtime_sync {
3421	my $runtime = "$LOCALDIR/runtime";	3629	my $t0 = AE::time;
3422		3630
3423	# first touch the runtime file to show we are still running:	3631	# first touch the runtime file to show we are still running:
3424	# the fsync below can take a very very long time.	3632	# the fsync below can take a very very long time.
3425		3633
3426	IO::AIO::aio_utime $runtime, undef, undef;	3634	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3427		3635
3428	my $guard = cf::lock_acquire "write_runtime";	3636	my $guard = cf::lock_acquire "write_runtime";
3429		3637
3430	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3638	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3431	or return;	3639	or return;
3432		3640
3433	my $value = $cf::RUNTIME + 90 + 10;	3641	my $value = $cf::RUNTIME + 90 + 10;
3434	# 10 is the runtime save interval, for a monotonic clock	3642	# 10 is the runtime save interval, for a monotonic clock
3435	# 60 allows for the watchdog to kill the server.	3643	# 60 allows for the watchdog to kill the server.
…		…
3445	aio_utime $fh, undef, undef;	3653	aio_utime $fh, undef, undef;
3446		3654
3447	close $fh	3655	close $fh
3448	or return;	3656	or return;
3449		3657
3450	aio_rename "$runtime~", $runtime	3658	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3451	and return;	3659	and return;
3452		3660
3453	warn "runtime file written.\n";	3661	warn sprintf "runtime file written (%gs).\n", AE::time - $t0;
3454		3662
3455	1	3663	1
3456	}	3664	}
3457		3665
3458	our $uuid_lock;	3666	our $uuid_lock;
…		…
3467	my $uuid = "$LOCALDIR/uuid";	3675	my $uuid = "$LOCALDIR/uuid";
3468		3676
3469	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644	3677	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
3470	or return;	3678	or return;
3471		3679
3472	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;
3473	$uuid_skip = 0;	3688	$uuid_skip = 0;
3474		3689
3475	(aio_write $fh, 0, (length $value), $value, 0) <= 0	3690	(aio_write $fh, 0, (length $value), $value, 0) <= 0
3476	and return;	3691	and return;
3477		3692
…		…
3499	}	3714	}
3500		3715
3501	sub emergency_save() {	3716	sub emergency_save() {
3502	my $freeze_guard = cf::freeze_mainloop;	3717	my $freeze_guard = cf::freeze_mainloop;
3503		3718
3504	warn "enter emergency perl save\n";	3719	warn "emergency_perl_save: enter\n";
3505		3720
3506	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
3507	# use a peculiar iteration method to avoid tripping on perl	3727	# use a peculiar iteration method to avoid tripping on perl
3508	# refcount bugs in for. also avoids problems with players	3728	# refcount bugs in for. also avoids problems with players
3509	# and maps saved/destroyed asynchronously.	3729	# and maps saved/destroyed asynchronously.
3510	warn "begin emergency player save\n";	3730	warn "emergency_perl_save: begin player save\n";
3511	for my $login (keys %cf::PLAYER) {	3731	for my $login (keys %cf::PLAYER) {
3512	my $pl = $cf::PLAYER{$login} or next;	3732	my $pl = $cf::PLAYER{$login} or next;
3513	$pl->valid or next;	3733	$pl->valid or next;
3514	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3734	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3515	$pl->save;	3735	$pl->save;
3516	}	3736	}
3517	warn "end emergency player save\n";	3737	warn "emergency_perl_save: end player save\n";
3518		3738
3519	warn "begin emergency map save\n";	3739	warn "emergency_perl_save: begin map save\n";
3520	for my $path (keys %cf::MAP) {	3740	for my $path (keys %cf::MAP) {
3521	my $map = $cf::MAP{$path} or next;	3741	my $map = $cf::MAP{$path} or next;
3522	$map->valid or next;	3742	$map->valid or next;
3523	$map->save;	3743	$map->save;
3524	}	3744	}
3525	warn "end emergency map save\n";	3745	warn "emergency_perl_save: end map save\n";
3526		3746
3527	warn "begin emergency database checkpoint\n";	3747	warn "emergency_perl_save: begin database checkpoint\n";
3528	BDB::db_env_txn_checkpoint $DB_ENV;	3748	BDB::db_env_txn_checkpoint $DB_ENV;
3529	warn "end emergency database checkpoint\n";	3749	warn "emergency_perl_save: end database checkpoint\n";
3530		3750
3531	warn "begin write uuid\n";	3751	warn "emergency_perl_save: begin write uuid\n";
3532	write_uuid_sync 1;	3752	write_uuid_sync 1;
3533	warn "end write uuid\n";	3753	warn "emergency_perl_save: end write uuid\n";
3534	};	3754	};
3535		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
3536	warn "leave emergency perl save\n";	3761	warn "emergency_perl_save: leave\n";
3537	}	3762	}
3538		3763
3539	sub post_cleanup {	3764	sub post_cleanup {
3540	my ($make_core) = @_;	3765	my ($make_core) = @_;
3541		3766
3542	warn Carp::longmess "post_cleanup backtrace"	3767	warn Carp::longmess "post_cleanup backtrace"
3543	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	}
3544	}	3797	}
3545		3798
3546	sub do_reload_perl() {	3799	sub do_reload_perl() {
3547	# can/must only be called in main	3800	# can/must only be called in main
3548	if ($Coro::current != $Coro::main) {	3801	if (in_main) {
3549	warn "can only reload from main coroutine";	3802	warn "can only reload from main coroutine";
3550	return;	3803	return;
3551	}	3804	}
3552		3805
		3806	return if $RELOAD++;
		3807
		3808	my $t1 = AE::time;
		3809
		3810	while ($RELOAD) {
3553	warn "reloading...";	3811	warn "reloading...";
3554		3812
3555	warn "entering sync_job";	3813	warn "entering sync_job";
3556		3814
3557	cf::sync_job {	3815	cf::sync_job {
3558	cf::write_runtime_sync; # external watchdog should not bark	3816	cf::write_runtime_sync; # external watchdog should not bark
3559	cf::emergency_save;	3817	cf::emergency_save;
3560	cf::write_runtime_sync; # external watchdog should not bark	3818	cf::write_runtime_sync; # external watchdog should not bark
3561		3819
3562	warn "syncing database to disk";	3820	warn "syncing database to disk";
3563	BDB::db_env_txn_checkpoint $DB_ENV;	3821	BDB::db_env_txn_checkpoint $DB_ENV;
3564		3822
3565	# if anything goes wrong in here, we should simply crash as we already saved	3823	# if anything goes wrong in here, we should simply crash as we already saved
3566		3824
3567	warn "flushing outstanding aio requests";	3825	warn "flushing outstanding aio requests";
3568	for (;;) {
3569	BDB::flush;
3570	IO::AIO::flush;
3571	Coro::cede_notself;
3572	last unless IO::AIO::nreqs || BDB::nreqs;	3826	while (IO::AIO::nreqs || BDB::nreqs) {
3573	warn "iterate...";	3827	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3574	}
3575
3576	++$RELOAD;
3577
3578	warn "cancelling all extension coros";
3579	$_->cancel for values %EXT_CORO;
3580	%EXT_CORO = ();
3581
3582	warn "removing commands";
3583	%COMMAND = ();
3584
3585	warn "removing ext/exti commands";
3586	%EXTCMD = ();
3587	%EXTICMD = ();
3588
3589	warn "unloading/nuking all extensions";
3590	for my $pkg (@EXTS) {
3591	warn "... unloading $pkg";
3592
3593	if (my $cb = $pkg->can ("unload")) {
3594	eval {
3595	$cb->($pkg);
3596	1
3597	} or warn "$pkg unloaded, but with errors: $@";
3598	}	3828	}
3599		3829
3600	warn "... nuking $pkg";	3830	warn "cancelling all extension coros";
3601	Symbol::delete_package $pkg;	3831	$_->cancel for values %EXT_CORO;
3602	}	3832	%EXT_CORO = ();
3603		3833
3604	warn "unloading all perl modules loaded from $LIBDIR";	3834	warn "removing commands";
3605	while (my ($k, $v) = each %INC) {	3835	%COMMAND = ();
3606	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3607		3836
		3837	warn "removing ext/exti commands";
		3838	%EXTCMD = ();
		3839	%EXTICMD = ();
		3840
		3841	warn "unloading/nuking all extensions";
		3842	for my $pkg (@EXTS) {
3608	warn "... unloading $k";	3843	warn "... unloading $pkg";
3609	delete $INC{$k};
3610		3844
3611	$k =~ s/\.pm$//;
3612	$k =~ s/\//::/g;
3613
3614	if (my $cb = $k->can ("unload_module")) {	3845	if (my $cb = $pkg->can ("unload")) {
		3846	eval {
3615	$cb->();	3847	$cb->($pkg);
		3848	1
		3849	} or warn "$pkg unloaded, but with errors: $@";
		3850	}
		3851
		3852	warn "... clearing $pkg";
		3853	clear_package $pkg;
3616	}	3854	}
3617		3855
3618	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 $k;
3619	}	3871	}
3620		3872
3621	warn "getting rid of safe::, as good as possible";	3873	warn "getting rid of safe::, as good as possible";
3622	Symbol::delete_package "safe::$_"	3874	clear_package "safe::$_"
3623	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);
3624		3876
3625	warn "unloading cf.pm \"a bit\"";	3877	warn "unloading cf.pm \"a bit\"";
3626	delete $INC{"cf.pm"};	3878	delete $INC{"cf.pm"};
3627	delete $INC{"cf/pod.pm"};	3879	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3628		3880
3629	# don't, removes xs symbols, too,	3881	# don't, removes xs symbols, too,
3630	# and global variables created in xs	3882	# and global variables created in xs
3631	#Symbol::delete_package __PACKAGE__;	3883	#clear_package __PACKAGE__;
3632		3884
3633	warn "unload completed, starting to reload now";	3885	warn "unload completed, starting to reload now";
3634		3886
3635	warn "reloading cf.pm";	3887	warn "reloading cf.pm";
3636	require cf;	3888	require cf;
3637	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3889	cf::_connect_to_perl_1;
3638		3890
3639	warn "loading config and database again";	3891	warn "loading config and database again";
3640	cf::reload_config;	3892	cf::reload_config;
3641		3893
3642	warn "loading extensions";	3894	warn "loading extensions";
3643	cf::load_extensions;	3895	cf::load_extensions;
3644		3896
		3897	if ($REATTACH_ON_RELOAD) {
3645	warn "reattaching attachments to objects/players";	3898	warn "reattaching attachments to objects/players";
3646	_global_reattach; # objects, sockets	3899	_global_reattach; # objects, sockets
3647	warn "reattaching attachments to maps";	3900	warn "reattaching attachments to maps";
3648	reattach $_ for values %MAP;	3901	reattach $_ for values %MAP;
3649	warn "reattaching attachments to players";	3902	warn "reattaching attachments to players";
3650	reattach $_ for values %PLAYER;	3903	reattach $_ for values %PLAYER;
		3904	}
3651		3905
		3906	warn "running post_init jobs";
		3907	(pop @POST_INIT)->(1) while @POST_INIT;
		3908
3652	warn "leaving sync_job";	3909	warn "leaving sync_job";
3653		3910
3654	1	3911	1
3655	} or do {	3912	} or do {
3656	warn $@;	3913	warn $@;
3657	cf::cleanup "error while reloading, exiting.";	3914	cf::cleanup "error while reloading, exiting.";
3658	};	3915	};
3659		3916
3660	warn "reloaded";	3917	warn "reloaded";
		3918	--$RELOAD;
		3919	}
		3920
		3921	$t1 = AE::time - $t1;
		3922	warn "reload completed in ${t1}s\n";
3661	};	3923	};
3662		3924
3663	our $RELOAD_WATCHER; # used only during reload	3925	our $RELOAD_WATCHER; # used only during reload
3664		3926
3665	sub reload_perl() {	3927	sub reload_perl() {
3666	# doing reload synchronously and two reloads happen back-to-back,	3928	# doing reload synchronously and two reloads happen back-to-back,
3667	# coro crashes during coro_state_free->destroy here.	3929	# coro crashes during coro_state_free->destroy here.
3668		3930
		3931	$RELOAD_WATCHER ||= cf::async {
		3932	Coro::AIO::aio_wait cache_extensions;
		3933
3669	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {	3934	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3670	do_reload_perl;	3935	do_reload_perl;
3671	undef $RELOAD_WATCHER;	3936	undef $RELOAD_WATCHER;
		3937	};
3672	};	3938	};
3673	}	3939	}
3674		3940
3675	register_command "reload" => sub {	3941	register_command "reload" => sub {
3676	my ($who, $arg) = @_;	3942	my ($who, $arg) = @_;
…		…
3690		3956
3691	our @WAIT_FOR_TICK;	3957	our @WAIT_FOR_TICK;
3692	our @WAIT_FOR_TICK_BEGIN;	3958	our @WAIT_FOR_TICK_BEGIN;
3693		3959
3694	sub wait_for_tick {	3960	sub wait_for_tick {
3695	return if tick_inhibit;
3696	return if $Coro::current == $Coro::main;	3961	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3697		3962
3698	my $signal = new Coro::Signal;	3963	my $signal = new Coro::Signal;
3699	push @WAIT_FOR_TICK, $signal;	3964	push @WAIT_FOR_TICK, $signal;
3700	$signal->wait;	3965	$signal->wait;
3701	}	3966	}
3702		3967
3703	sub wait_for_tick_begin {	3968	sub wait_for_tick_begin {
3704	return if tick_inhibit;
3705	return if $Coro::current == $Coro::main;	3969	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3706		3970
3707	my $signal = new Coro::Signal;	3971	my $signal = new Coro::Signal;
3708	push @WAIT_FOR_TICK_BEGIN, $signal;	3972	push @WAIT_FOR_TICK_BEGIN, $signal;
3709	$signal->wait;	3973	$signal->wait;
3710	}	3974	}
…		…
3715	unless ++$bug_warning > 10;	3979	unless ++$bug_warning > 10;
3716	return;	3980	return;
3717	}	3981	}
3718		3982
3719	cf::server_tick; # one server iteration	3983	cf::server_tick; # one server iteration
		3984
		3985	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3720		3986
3721	if ($NOW >= $NEXT_RUNTIME_WRITE) {	3987	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3722	$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.;
3723	Coro::async_pool {	3989	Coro::async_pool {
3724	$Coro::current->{desc} = "runtime saver";	3990	$Coro::current->{desc} = "runtime saver";
…		…
3747	}	4013	}
3748		4014
3749	{	4015	{
3750	# configure BDB	4016	# configure BDB
3751		4017
3752	BDB::min_parallel 8;	4018	BDB::min_parallel 16;
3753	BDB::max_poll_reqs $TICK * 0.1;	4019	BDB::max_poll_reqs $TICK * 0.1;
3754	$Coro::BDB::WATCHER->priority (1);	4020	$AnyEvent::BDB::WATCHER->priority (1);
3755		4021
3756	unless ($DB_ENV) {	4022	unless ($DB_ENV) {
3757	$DB_ENV = BDB::db_env_create;	4023	$DB_ENV = BDB::db_env_create;
3758	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	4024	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3759	| 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;
3760	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	4027	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3761	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	4028	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3762		4029
3763	cf::sync_job {	4030	cf::sync_job {
3764	eval {	4031	eval {
…		…
3790	{	4057	{
3791	# configure IO::AIO	4058	# configure IO::AIO
3792		4059
3793	IO::AIO::min_parallel 8;	4060	IO::AIO::min_parallel 8;
3794	IO::AIO::max_poll_time $TICK * 0.1;	4061	IO::AIO::max_poll_time $TICK * 0.1;
3795	$Coro::AIO::WATCHER->priority (1);	4062	undef $AnyEvent::AIO::WATCHER;
3796	}	4063	}
3797		4064
3798	my $_log_backtrace;	4065	my $_log_backtrace;
3799		4066
3800	sub _log_backtrace {	4067	sub _log_backtrace {
…		…
3803	$msg =~ s/\n//;	4070	$msg =~ s/\n//;
3804		4071
3805	# limit the # of concurrent backtraces	4072	# limit the # of concurrent backtraces
3806	if ($_log_backtrace < 2) {	4073	if ($_log_backtrace < 2) {
3807	++$_log_backtrace;	4074	++$_log_backtrace;
		4075	my $perl_bt = Carp::longmess $msg;
3808	async {	4076	async {
3809	$Coro::current->{desc} = "abt $msg";	4077	$Coro::current->{desc} = "abt $msg";
3810		4078
3811	my @bt = fork_call {	4079	my @bt = fork_call {
3812	@addr = map { sprintf "%x", $_ } @addr;	4080	@addr = map { sprintf "%x", $_ } @addr;
…		…
3823	}	4091	}
3824		4092
3825	@funcs	4093	@funcs
3826	};	4094	};
3827		4095
3828	LOG llevInfo, "[ABT] $msg\n";	4096	LOG llevInfo, "[ABT] $perl_bt\n";
		4097	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3829	LOG llevInfo, "[ABT] $_\n" for @bt;	4098	LOG llevInfo, "[ABT] $_\n" for @bt;
3830	--$_log_backtrace;	4099	--$_log_backtrace;
3831	};	4100	};
3832	} else {	4101	} else {
3833	LOG llevInfo, "[ABT] $msg\n";	4102	LOG llevInfo, "[ABT] $msg\n";
3834	LOG llevInfo, "[ABT] [suppressed]\n";	4103	LOG llevInfo, "[ABT] [suppressed]\n";
3835	}	4104	}
3836	}	4105	}
3837		4106
3838	# load additional modules	4107	# load additional modules
3839	use cf::pod;	4108	require "cf/$_.pm" for @EXTRA_MODULES;
		4109	cf::_connect_to_perl_2;
3840		4110
3841	END { cf::emergency_save }	4111	END { cf::emergency_save }
3842		4112
3843	1	4113	1
3844		4114

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