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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.372 by root, Sat Sep 15 13:25:33 2007 UTC vs.
Revision 1.518 by root, Fri Apr 16 02:21:26 2010 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008,2009,2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify it under
		7	# the terms of the Affero GNU General Public License as published by the
		8	# Free Software Foundation, either version 3 of the License, or (at your
		9	# option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the Affero GNU General Public License
		17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
		19	#
		20	# The authors can be reached via e-mail to <support@deliantra.net>
		21	#
		22
1	package cf;	23	package cf;
2		24
		25	use 5.10.0;
3	use utf8;	26	use utf8;
4	use strict;	27	use strict qw(vars subs);
5		28
6	use Symbol;	29	use Symbol;
7	use List::Util;	30	use List::Util;
8	use Socket;	31	use Socket;
9	use Storable;	32	use EV;
10	use Event;
11	use Opcode;	33	use Opcode;
12	use Safe;	34	use Safe;
13	use Safe::Hole;	35	use Safe::Hole;
		36	use Storable ();
		37	use Carp ();
14		38
		39	use Guard ();
15	use Coro 3.64 ();	40	use Coro ();
16	use Coro::State;	41	use Coro::State;
17	use Coro::Handle;	42	use Coro::Handle;
		43	use Coro::EV;
18	use Coro::Event;	44	use Coro::AnyEvent;
19	use Coro::Timer;	45	use Coro::Timer;
20	use Coro::Signal;	46	use Coro::Signal;
21	use Coro::Semaphore;	47	use Coro::Semaphore;
		48	use Coro::SemaphoreSet;
		49	use Coro::AnyEvent;
22	use Coro::AIO;	50	use Coro::AIO;
		51	use Coro::BDB 1.6;
23	use Coro::Storable;	52	use Coro::Storable;
24	use Coro::Util ();	53	use Coro::Util ();
25		54
26	use JSON::XS ();	55	use JSON::XS 2.01 ();
27	use BDB ();	56	use BDB ();
28	use Data::Dumper;	57	use Data::Dumper;
29	use Digest::MD5;
30	use Fcntl;	58	use Fcntl;
31	use YAML::Syck ();	59	use YAML::XS ();
32	use IO::AIO 2.32 ();	60	use IO::AIO ();
33	use Time::HiRes;	61	use Time::HiRes;
34	use Compress::LZF;	62	use Compress::LZF;
35	use Digest::MD5 ();	63	use Digest::MD5 ();
		64
		65	AnyEvent::detect;
36		66
37	# configure various modules to our taste	67	# configure various modules to our taste
38	#	68	#
39	$Storable::canonical = 1; # reduce rsync transfers	69	$Storable::canonical = 1; # reduce rsync transfers
40	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";
41	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
42		77
43	$Event::Eval = 1; # no idea why this is required, but it is	78	# strictly for debugging
44		79	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
45	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
46	$YAML::Syck::ImplicitUnicode = 1;
47
48	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
49		80
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	81	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
51		82
52	our %COMMAND = ();	83	our %COMMAND = ();
53	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
…		…
56	our %EXTCMD = ();	87	our %EXTCMD = ();
57	our %EXTICMD = ();	88	our %EXTICMD = ();
58	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
59	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
60		91
61	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
62	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
63		96
64	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
65	our $DATADIR = datadir;	98	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	99	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	100	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	101	our $MAPDIR = "$DATADIR/" . mapdir;
69	our $LOCALDIR = localdir;	102	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	103	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	104	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	105	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	106	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	107	our $BDBDIR = "$LOCALDIR/db";
		108	our $PIDFILE = "$LOCALDIR/pid";
		109	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		110
		111	our %RESOURCE;
		112
		113	our $OUTPUT_RATE_MIN = 4000;
		114	our $OUTPUT_RATE_MAX = 100000;
75		115
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	116	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
77	our $TICK_WATCHER;
78	our $AIO_POLL_WATCHER;
79	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	117	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	118	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	119	our $USE_FSYNC = 1; # use fsync to write maps - default on
83		120
84	our $BDB_POLL_WATCHER;
85	our $BDB_DEADLOCK_WATCHER;	121	our $BDB_DEADLOCK_WATCHER;
86	our $BDB_CHECKPOINT_WATCHER;	122	our $BDB_CHECKPOINT_WATCHER;
87	our $BDB_TRICKLE_WATCHER;	123	our $BDB_TRICKLE_WATCHER;
88	our $DB_ENV;	124	our $DB_ENV;
89		125
		126	our @EXTRA_MODULES = qw(pod match mapscript);
		127
90	our %CFG;	128	our %CFG;
91		129
92	our $UPTIME; $UPTIME ||= time;	130	our $UPTIME; $UPTIME ||= time;
93	our $RUNTIME;	131	our $RUNTIME;
		132	our $NOW;
94		133
95	our (%PLAYER, %PLAYER_LOADING); # all users	134	our (%PLAYER, %PLAYER_LOADING); # all users
96	our (%MAP, %MAP_LOADING ); # all maps	135	our (%MAP, %MAP_LOADING ); # all maps
97	our $LINK_MAP; # the special {link} map, which is always available	136	our $LINK_MAP; # the special {link} map, which is always available
98		137
99	# used to convert map paths into valid unix filenames by replacing / by ∕	138	# used to convert map paths into valid unix filenames by replacing / by ∕
100	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	139	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
101		140
102	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)
103	our $LOADAVG; # same thing, but with alpha-smoothing	142	our $LOADAVG; # same thing, but with alpha-smoothing
		143	our $JITTER; # average jitter
104	our $tick_start; # for load detecting purposes	144	our $TICK_START; # for load detecting purposes
		145
		146	our @POST_INIT;
		147
		148	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		149	our $REALLY_UNLOOP; # never set to true, please :)
105		150
106	binmode STDOUT;	151	binmode STDOUT;
107	binmode STDERR;	152	binmode STDERR;
108		153
109	# read virtual server time, if available	154	# read virtual server time, if available
110	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	155	unless ($RUNTIME || !-e $RUNTIMEFILE) {
111	open my $fh, "<", "$LOCALDIR/runtime"	156	open my $fh, "<", $RUNTIMEFILE
112	or die "unable to read runtime file: $!";	157	or die "unable to read $RUNTIMEFILE file: $!";
113	$RUNTIME = <$fh> + 0.;	158	$RUNTIME = <$fh> + 0.;
114	}	159	}
		160
		161	eval "sub TICK() { $TICK } 1" or die;
115		162
116	mkdir $_	163	mkdir $_
117	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	164	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
118		165
119	our $EMERGENCY_POSITION;	166	our $EMERGENCY_POSITION;
120		167
121	sub cf::map::normalise;	168	sub cf::map::normalise;
		169
		170	#############################################################################
		171
		172	%REFLECT = ();
		173	for (@REFLECT) {
		174	my $reflect = JSON::XS::decode_json $_;
		175	$REFLECT{$reflect->{class}} = $reflect;
		176	}
		177
		178	# this is decidedly evil
		179	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
122		180
123	#############################################################################	181	#############################################################################
124		182
125	=head2 GLOBAL VARIABLES	183	=head2 GLOBAL VARIABLES
126		184
…		…
162		220
163	The raw value load value from the last tick.	221	The raw value load value from the last tick.
164		222
165	=item %cf::CFG	223	=item %cf::CFG
166		224
167	Configuration for the server, loaded from C</etc/crossfire/config>, or	225	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
168	from wherever your confdir points to.	226	from wherever your confdir points to.
169		227
170	=item cf::wait_for_tick, cf::wait_for_tick_begin	228	=item cf::wait_for_tick, cf::wait_for_tick_begin
171		229
172	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	230	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
173	returns directly I<after> the tick processing (and consequently, can only wake one process	231	returns directly I<after> the tick processing (and consequently, can only wake one process
174	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	232	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
175		233
176	=item @cf::INVOKE_RESULTS	234	=item @cf::INVOKE_RESULTS
177		235
178	This array contains the results of the last C<invoke ()> call. When	236	This array contains the results of the last C<invoke ()> call. When
179	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	237	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
180	that call.	238	that call.
181		239
		240	=item %cf::REFLECT
		241
		242	Contains, for each (C++) class name, a hash reference with information
		243	about object members (methods, scalars, arrays and flags) and other
		244	metadata, which is useful for introspection.
		245
182	=back	246	=back
183		247
184	=cut	248	=cut
185		249
186	BEGIN {	250	$Coro::State::WARNHOOK = sub {
187	*CORE::GLOBAL::warn = sub {
188	my $msg = join "", @_;	251	my $msg = join "", @_;
189		252
190	$msg .= "\n"	253	$msg .= "\n"
191	unless $msg =~ /\n$/;	254	unless $msg =~ /\n$/;
192		255
193	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	256	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
194		257
195	LOG llevError, $msg;	258	LOG llevError, $msg;
196	};	259	};
197	}	260
		261	$Coro::State::DIEHOOK = sub {
		262	return unless $^S eq 0; # "eq", not "=="
		263
		264	warn Carp::longmess $_[0];
		265
		266	if ($Coro::current == $Coro::main) {#d#
		267	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		268	return;#d#
		269	}#d#
		270
		271	# kill coroutine otherwise
		272	Coro::terminate
		273	};
198		274
199	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	275	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
200	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	276	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
201	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	277	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
202	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	278	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
209	for my $pkg (qw(	285	for my $pkg (qw(
210	cf::global cf::attachable	286	cf::global cf::attachable
211	cf::object cf::object::player	287	cf::object cf::object::player
212	cf::client cf::player	288	cf::client cf::player
213	cf::arch cf::living	289	cf::arch cf::living
		290	cf::map cf::mapspace
214	cf::map cf::party cf::region	291	cf::party cf::region
215	)) {	292	)) {
216	no strict 'refs';
217	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	293	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
218	}	294	}
219		295
220	$Event::DIED = sub {	296	$EV::DIED = sub {
221	warn "error in event callback: @_";	297	Carp::cluck "error in event callback: @_";
222	};	298	};
223		299
224	#############################################################################	300	#############################################################################
225		301
226	=head2 UTILITY FUNCTIONS	302	=head2 UTILITY FUNCTIONS
…		…
248	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	324	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
249	$d	325	$d
250	} || "[unable to dump $_[0]: '$@']";	326	} || "[unable to dump $_[0]: '$@']";
251	}	327	}
252		328
253	=item $ref = cf::from_json $json	329	=item $ref = cf::decode_json $json
254		330
255	Converts a JSON string into the corresponding perl data structure.	331	Converts a JSON string into the corresponding perl data structure.
256		332
257	=item $json = cf::to_json $ref	333	=item $json = cf::encode_json $ref
258		334
259	Converts a perl data structure into its JSON representation.	335	Converts a perl data structure into its JSON representation.
260		336
261	=cut	337	=cut
262		338
263	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	339	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
264		340
265	sub to_json ($) { $json_coder->encode ($_[0]) }	341	sub encode_json($) { $json_coder->encode ($_[0]) }
266	sub from_json ($) { $json_coder->decode ($_[0]) }	342	sub decode_json($) { $json_coder->decode ($_[0]) }
		343
		344	=item cf::post_init { BLOCK }
		345
		346	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		347	but I<before> the server starts ticking again.
		348
		349	The cdoeblock will have a single boolean argument to indicate whether this
		350	is a reload or not.
		351
		352	=cut
		353
		354	sub post_init(&) {
		355	push @POST_INIT, shift;
		356	}
267		357
268	=item cf::lock_wait $string	358	=item cf::lock_wait $string
269		359
270	Wait until the given lock is available. See cf::lock_acquire.	360	Wait until the given lock is available. See cf::lock_acquire.
271		361
272	=item my $lock = cf::lock_acquire $string	362	=item my $lock = cf::lock_acquire $string
273		363
274	Wait until the given lock is available and then acquires it and returns	364	Wait until the given lock is available and then acquires it and returns
275	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	365	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
276	for example when the coroutine gets canceled), the lock is automatically	366	for example when the coroutine gets canceled), the lock is automatically
277	returned.	367	returned.
278		368
279	Locks are *not* recursive, locking from the same coro twice results in a	369	Locks are *not* recursive, locking from the same coro twice results in a
280	deadlocked coro.	370	deadlocked coro.
…		…
286		376
287	Return true if the lock is currently active, i.e. somebody has locked it.	377	Return true if the lock is currently active, i.e. somebody has locked it.
288		378
289	=cut	379	=cut
290		380
291	our %LOCK;	381	our $LOCKS = new Coro::SemaphoreSet;
292	our %LOCKER;#d#
293		382
294	sub lock_wait($) {	383	sub lock_wait($) {
295	my ($key) = @_;	384	$LOCKS->wait ($_[0]);
296
297	if ($LOCKER{$key} == $Coro::current) {#d#
298	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
299	return;#d#
300	}#d#
301
302	# wait for lock, if any
303	while ($LOCK{$key}) {
304	push @{ $LOCK{$key} }, $Coro::current;
305	Coro::schedule;
306	}
307	}	385	}
308		386
309	sub lock_acquire($) {	387	sub lock_acquire($) {
310	my ($key) = @_;	388	$LOCKS->guard ($_[0])
311
312	# wait, to be sure we are not locked
313	lock_wait $key;
314
315	$LOCK{$key} = [];
316	$LOCKER{$key} = $Coro::current;#d#
317
318	Coro::guard {
319	delete $LOCKER{$key};#d#
320	# wake up all waiters, to be on the safe side
321	$_->ready for @{ delete $LOCK{$key} };
322	}
323	}	389	}
324		390
325	sub lock_active($) {	391	sub lock_active($) {
326	my ($key) = @_;	392	$LOCKS->count ($_[0]) < 1
327
328	! ! $LOCK{$key}
329	}	393	}
330		394
331	sub freeze_mainloop {	395	sub freeze_mainloop {
332	return unless $TICK_WATCHER->is_active;	396	tick_inhibit_inc;
333		397
334	my $guard = Coro::guard {	398	&Guard::guard (\&tick_inhibit_dec);
335	$TICK_WATCHER->start;	399	}
336	};	400
337	$TICK_WATCHER->stop;	401	=item cf::periodic $interval, $cb
338	$guard	402
		403	Like EV::periodic, but randomly selects a starting point so that the actions
		404	get spread over time.
		405
		406	=cut
		407
		408	sub periodic($$) {
		409	my ($interval, $cb) = @_;
		410
		411	my $start = rand List::Util::min 180, $interval;
		412
		413	EV::periodic $start, $interval, 0, $cb
339	}	414	}
340		415
341	=item cf::get_slot $time[, $priority[, $name]]	416	=item cf::get_slot $time[, $priority[, $name]]
342		417
343	Allocate $time seconds of blocking CPU time at priority C<$priority>:	418	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
351		426
352	=cut	427	=cut
353		428
354	our @SLOT_QUEUE;	429	our @SLOT_QUEUE;
355	our $SLOT_QUEUE;	430	our $SLOT_QUEUE;
		431	our $SLOT_DECAY = 0.9;
356		432
357	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	433	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
358	$SLOT_QUEUE = Coro::async {	434	$SLOT_QUEUE = Coro::async {
		435	$Coro::current->desc ("timeslot manager");
		436
359	my $signal = new Coro::Signal;	437	my $signal = new Coro::Signal;
		438	my $busy;
360		439
361	while () {	440	while () {
362	next_job:	441	next_job:
		442
363	my $avail = cf::till_tick;	443	my $avail = cf::till_tick;
364	if ($avail > 0.01) {	444
365	for (0 .. $#SLOT_QUEUE) {	445	for (0 .. $#SLOT_QUEUE) {
366	if ($SLOT_QUEUE[$_][0] < $avail) {	446	if ($SLOT_QUEUE[$_][0] <= $avail) {
		447	$busy = 0;
367	my $job = splice @SLOT_QUEUE, $_, 1, ();	448	my $job = splice @SLOT_QUEUE, $_, 1, ();
368	$job->[2]->send;	449	$job->[2]->send;
369	Coro::cede;	450	Coro::cede;
370	goto next_job;	451	goto next_job;
371	}	452	} else {
		453	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
372	}	454	}
373	}	455	}
374		456
375	if (@SLOT_QUEUE) {	457	if (@SLOT_QUEUE) {
376	# we do not use wait_For_tick() as it returns immediately when tick is inactive	458	# we do not use wait_for_tick() as it returns immediately when tick is inactive
377	push @cf::WAIT_FOR_TICK, $signal;	459	push @cf::WAIT_FOR_TICK, $signal;
378	$signal->wait;	460	$signal->wait;
379	} else {	461	} else {
		462	$busy = 0;
380	Coro::schedule;	463	Coro::schedule;
381	}	464	}
382	}	465	}
383	};	466	};
384		467
385	sub get_slot($;$$) {	468	sub get_slot($;$$) {
		469	return if tick_inhibit || $Coro::current == $Coro::main;
		470
386	my ($time, $pri, $name) = @_;	471	my ($time, $pri, $name) = @_;
387		472
388	$time = $TICK * .6 if $time > $TICK * .6;	473	$time = clamp $time, 0.01, $TICK * .6;
		474
389	my $sig = new Coro::Signal;	475	my $sig = new Coro::Signal;
390		476
391	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	477	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
392	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	478	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
393	$SLOT_QUEUE->ready;	479	$SLOT_QUEUE->ready;
…		…
404		490
405	BEGIN { *async = \&Coro::async_pool }	491	BEGIN { *async = \&Coro::async_pool }
406		492
407	=item cf::sync_job { BLOCK }	493	=item cf::sync_job { BLOCK }
408		494
409	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	495	The design of Deliantra requires that the main coroutine ($Coro::main)
410	is always able to handle events or runnable, as Crossfire TRT is only	496	is always able to handle events or runnable, as Deliantra is only
411	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	497	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
412	acceptable.	498	acceptable.
413		499
414	If it must be done, put the blocking parts into C<sync_job>. This will run	500	If it must be done, put the blocking parts into C<sync_job>. This will run
415	the given BLOCK in another coroutine while waiting for the result. The	501	the given BLOCK in another coroutine while waiting for the result. The
…		…
420		506
421	sub sync_job(&) {	507	sub sync_job(&) {
422	my ($job) = @_;	508	my ($job) = @_;
423		509
424	if ($Coro::current == $Coro::main) {	510	if ($Coro::current == $Coro::main) {
425	my $time = Event::time;	511	my $time = AE::time;
426		512
427	# this is the main coro, too bad, we have to block	513	# this is the main coro, too bad, we have to block
428	# till the operation succeeds, freezing the server :/	514	# till the operation succeeds, freezing the server :/
429		515
430	# TODO: use suspend/resume instead	516	LOG llevError, Carp::longmess "sync job";#d#
431	# (but this is cancel-safe)	517
432	my $freeze_guard = freeze_mainloop;	518	my $freeze_guard = freeze_mainloop;
433		519
434	my $busy = 1;	520	my $busy = 1;
435	my @res;	521	my @res;
436		522
437	(async {	523	(async {
		524	$Coro::current->desc ("sync job coro");
438	@res = eval { $job->() };	525	@res = eval { $job->() };
439	warn $@ if $@;	526	warn $@ if $@;
440	undef $busy;	527	undef $busy;
441	})->prio (Coro::PRIO_MAX);	528	})->prio (Coro::PRIO_MAX);
442		529
443	while ($busy) {	530	while ($busy) {
444	Coro::cede or Event::one_event;	531	if (Coro::nready) {
		532	Coro::cede_notself;
		533	} else {
		534	EV::loop EV::LOOP_ONESHOT;
445	}	535	}
		536	}
446		537
447	$time = Event::time - $time;	538	my $time = AE::time - $time;
448		539
449	LOG llevError | logBacktrace, Carp::longmess "long sync job"
450	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
451
452	$tick_start += $time; # do not account sync jobs to server load	540	$TICK_START += $time; # do not account sync jobs to server load
453		541
454	wantarray ? @res : $res[0]	542	wantarray ? @res : $res[0]
455	} else {	543	} else {
456	# we are in another coroutine, how wonderful, everything just works	544	# we are in another coroutine, how wonderful, everything just works
457		545
…		…
482	=item fork_call { }, $args	570	=item fork_call { }, $args
483		571
484	Executes the given code block with the given arguments in a seperate	572	Executes the given code block with the given arguments in a seperate
485	process, returning the results. Everything must be serialisable with	573	process, returning the results. Everything must be serialisable with
486	Coro::Storable. May, of course, block. Note that the executed sub may	574	Coro::Storable. May, of course, block. Note that the executed sub may
487	never block itself or use any form of Event handling.	575	never block itself or use any form of event handling.
488		576
489	=cut	577	=cut
490		578
491	sub fork_call(&@) {	579	sub fork_call(&@) {
492	my ($cb, @args) = @_;	580	my ($cb, @args) = @_;
…		…
499	reset_signals;	587	reset_signals;
500	&$cb	588	&$cb
501	}, @args;	589	}, @args;
502		590
503	wantarray ? @res : $res[-1]	591	wantarray ? @res : $res[-1]
		592	}
		593
		594	sub objinfo {
		595	(
		596	"counter value" => cf::object::object_count,
		597	"objects created" => cf::object::create_count,
		598	"objects destroyed" => cf::object::destroy_count,
		599	"freelist size" => cf::object::free_count,
		600	"allocated objects" => cf::object::objects_size,
		601	"active objects" => cf::object::actives_size,
		602	)
		603	}
		604
		605	=item $coin = coin_from_name $name
		606
		607	=cut
		608
		609	our %coin_alias = (
		610	"silver" => "silvercoin",
		611	"silvercoin" => "silvercoin",
		612	"silvercoins" => "silvercoin",
		613	"gold" => "goldcoin",
		614	"goldcoin" => "goldcoin",
		615	"goldcoins" => "goldcoin",
		616	"platinum" => "platinacoin",
		617	"platinumcoin" => "platinacoin",
		618	"platinumcoins" => "platinacoin",
		619	"platina" => "platinacoin",
		620	"platinacoin" => "platinacoin",
		621	"platinacoins" => "platinacoin",
		622	"royalty" => "royalty",
		623	"royalties" => "royalty",
		624	);
		625
		626	sub coin_from_name($) {
		627	$coin_alias{$_[0]}
		628	? cf::arch::find $coin_alias{$_[0]}
		629	: undef
504	}	630	}
505		631
506	=item $value = cf::db_get $family => $key	632	=item $value = cf::db_get $family => $key
507		633
508	Returns a single value from the environment database.	634	Returns a single value from the environment database.
…		…
647		773
648	#############################################################################	774	#############################################################################
649		775
650	=head2 ATTACHABLE OBJECTS	776	=head2 ATTACHABLE OBJECTS
651		777
652	Many objects in crossfire are so-called attachable objects. That means you can	778	Many objects in deliantra are so-called attachable objects. That means you can
653	attach callbacks/event handlers (a collection of which is called an "attachment")	779	attach callbacks/event handlers (a collection of which is called an "attachment")
654	to it. All such attachable objects support the following methods.	780	to it. All such attachable objects support the following methods.
655		781
656	In the following description, CLASS can be any of C<global>, C<object>	782	In the following description, CLASS can be any of C<global>, C<object>
657	C<player>, C<client> or C<map> (i.e. the attachable objects in	783	C<player>, C<client> or C<map> (i.e. the attachable objects in
658	Crossfire TRT).	784	Deliantra).
659		785
660	=over 4	786	=over 4
661		787
662	=item $attachable->attach ($attachment, key => $value...)	788	=item $attachable->attach ($attachment, key => $value...)
663		789
…		…
707	=item cf::CLASS::attachment $name, ...	833	=item cf::CLASS::attachment $name, ...
708		834
709	Register an attachment by C<$name> through which attachable objects of the	835	Register an attachment by C<$name> through which attachable objects of the
710	given CLASS can refer to this attachment.	836	given CLASS can refer to this attachment.
711		837
712	Some classes such as crossfire maps and objects can specify attachments	838	Some classes such as deliantra maps and objects can specify attachments
713	that are attached at load/instantiate time, thus the need for a name.	839	that are attached at load/instantiate time, thus the need for a name.
714		840
715	These calls expect any number of the following handler/hook descriptions:	841	These calls expect any number of the following handler/hook descriptions:
716		842
717	=over 4	843	=over 4
…		…
945	}	1071	}
946		1072
947	0	1073	0
948	}	1074	}
949		1075
950	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1076	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
951		1077
952	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1078	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
953		1079
954	Generate an object-specific event with the given arguments.	1080	Generate an object-specific event with the given arguments.
955		1081
…		…
961		1087
962	=cut	1088	=cut
963		1089
964	#############################################################################	1090	#############################################################################
965	# object support	1091	# object support
966	#
967		1092
		1093	sub _object_equal($$);
		1094	sub _object_equal($$) {
		1095	my ($a, $b) = @_;
		1096
		1097	return 0 unless (ref $a) eq (ref $b);
		1098
		1099	if ("HASH" eq ref $a) {
		1100	my @ka = keys %$a;
		1101	my @kb = keys %$b;
		1102
		1103	return 0 if @ka != @kb;
		1104
		1105	for (0 .. $#ka) {
		1106	return 0 unless $ka[$_] eq $kb[$_];
		1107	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1108	}
		1109
		1110	} elsif ("ARRAY" eq ref $a) {
		1111
		1112	return 0 if @$a != @$b;
		1113
		1114	for (0 .. $#$a) {
		1115	return 0 unless _object_equal $a->[$_], $b->[$_];
		1116	}
		1117
		1118	} elsif ($a ne $b) {
		1119	return 0;
		1120	}
		1121
		1122	1
		1123	}
		1124
		1125	our $SLOW_MERGES;#d#
968	sub _can_merge {	1126	sub _can_merge {
969	my ($ob1, $ob2) = @_;	1127	my ($ob1, $ob2) = @_;
970		1128
971	local $Storable::canonical = 1;	1129	++$SLOW_MERGES;#d#
972	my $fob1 = Storable::freeze $ob1;
973	my $fob2 = Storable::freeze $ob2;
974		1130
975	$fob1 eq $fob2	1131	# we do the slow way here
		1132	return _object_equal $ob1, $ob2
976	}	1133	}
977		1134
978	sub reattach {	1135	sub reattach {
979	# basically do the same as instantiate, without calling instantiate	1136	# basically do the same as instantiate, without calling instantiate
980	my ($obj) = @_;	1137	my ($obj) = @_;
981		1138
		1139	# no longer needed after getting rid of delete_package?
982	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1140	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
983		1141
984	my $registry = $obj->registry;	1142	my $registry = $obj->registry;
985		1143
986	@$registry = ();	1144	@$registry = ();
987		1145
…		…
1002	cf::attachable->attach (	1160	cf::attachable->attach (
1003	prio => -1000000,	1161	prio => -1000000,
1004	on_instantiate => sub {	1162	on_instantiate => sub {
1005	my ($obj, $data) = @_;	1163	my ($obj, $data) = @_;
1006		1164
1007	$data = from_json $data;	1165	$data = decode_json $data;
1008		1166
1009	for (@$data) {	1167	for (@$data) {
1010	my ($name, $args) = @$_;	1168	my ($name, $args) = @$_;
1011		1169
1012	$obj->attach ($name, %{$args || {} });	1170	$obj->attach ($name, %{$args || {} });
…		…
1025	},	1183	},
1026	);	1184	);
1027		1185
1028	sub object_freezer_save {	1186	sub object_freezer_save {
1029	my ($filename, $rdata, $objs) = @_;	1187	my ($filename, $rdata, $objs) = @_;
1030
1031	my $guard = cf::lock_acquire "io";
1032		1188
1033	sync_job {	1189	sync_job {
1034	if (length $$rdata) {	1190	if (length $$rdata) {
1035	utf8::decode (my $decname = $filename);	1191	utf8::decode (my $decname = $filename);
1036	warn sprintf "saving %s (%d,%d)\n",	1192	warn sprintf "saving %s (%d,%d)\n",
1037	$decname, length $$rdata, scalar @$objs;	1193	$decname, length $$rdata, scalar @$objs;
1038		1194
1039	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1195	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1040	chmod SAVE_MODE, $fh;	1196	aio_chmod $fh, SAVE_MODE;
1041	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1197	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1042	aio_fsync $fh if $cf::USE_FSYNC;	1198	if ($cf::USE_FSYNC) {
		1199	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;
		1200	aio_fsync $fh;
		1201	}
1043	close $fh;	1202	aio_close $fh;
1044		1203
1045	if (@$objs) {	1204	if (@$objs) {
1046	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1205	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1047	chmod SAVE_MODE, $fh;	1206	aio_chmod $fh, SAVE_MODE;
1048	my $data = Storable::nfreeze { version => 1, objs => $objs };	1207	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1049	aio_write $fh, 0, (length $data), $data, 0;	1208	aio_write $fh, 0, (length $data), $data, 0;
1050	aio_fsync $fh if $cf::USE_FSYNC;	1209	if ($cf::USE_FSYNC) {
		1210	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;
		1211	aio_fsync $fh;
		1212	}
1051	close $fh;	1213	aio_close $fh;
1052	aio_rename "$filename.pst~", "$filename.pst";	1214	aio_rename "$filename.pst~", "$filename.pst";
1053	}	1215	}
1054	} else {	1216	} else {
1055	aio_unlink "$filename.pst";	1217	aio_unlink "$filename.pst";
1056	}	1218	}
1057		1219
1058	aio_rename "$filename~", $filename;	1220	aio_rename "$filename~", $filename;
		1221
		1222	$filename =~ s%/[^/]+$%%;
		1223	aio_pathsync $filename if $cf::USE_FSYNC;
1059	} else {	1224	} else {
1060	warn "FATAL: $filename~: $!\n";	1225	warn "unable to save objects: $filename~: $!\n";
1061	}	1226	}
1062	} else {	1227	} else {
1063	aio_unlink $filename;	1228	aio_unlink $filename;
1064	aio_unlink "$filename.pst";	1229	aio_unlink "$filename.pst";
1065	}	1230	}
1066	};	1231	};
1067
1068	undef $guard;
1069	}	1232	}
1070		1233
1071	sub object_freezer_as_string {	1234	sub object_freezer_as_string {
1072	my ($rdata, $objs) = @_;	1235	my ($rdata, $objs) = @_;
1073		1236
…		…
1078		1241
1079	sub object_thawer_load {	1242	sub object_thawer_load {
1080	my ($filename) = @_;	1243	my ($filename) = @_;
1081		1244
1082	my ($data, $av);	1245	my ($data, $av);
1083
1084	my $guard = cf::lock_acquire "io";
1085		1246
1086	(aio_load $filename, $data) >= 0	1247	(aio_load $filename, $data) >= 0
1087	or return;	1248	or return;
1088		1249
1089	unless (aio_stat "$filename.pst") {	1250	unless (aio_stat "$filename.pst") {
1090	(aio_load "$filename.pst", $av) >= 0	1251	(aio_load "$filename.pst", $av) >= 0
1091	or return;	1252	or return;
1092		1253
1093	undef $guard;
1094	$av = eval { (Storable::thaw $av)->{objs} };	1254	my $st = eval { Coro::Storable::thaw $av };
		1255	$av = $st->{objs};
1095	}	1256	}
1096		1257
1097	utf8::decode (my $decname = $filename);	1258	utf8::decode (my $decname = $filename);
1098	warn sprintf "loading %s (%d,%d)\n",	1259	warn sprintf "loading %s (%d,%d)\n",
1099	$decname, length $data, scalar @{$av || []};	1260	$decname, length $data, scalar @{$av || []};
…		…
1160	my ($name, $cb) = @_;	1321	my ($name, $cb) = @_;
1161		1322
1162	$EXTICMD{$name} = $cb;	1323	$EXTICMD{$name} = $cb;
1163	}	1324	}
1164		1325
		1326	use File::Glob ();
		1327
1165	cf::player->attach (	1328	cf::player->attach (
1166	on_command => sub {	1329	on_unknown_command => sub {
1167	my ($pl, $name, $params) = @_;	1330	my ($pl, $name, $params) = @_;
1168		1331
1169	my $cb = $COMMAND{$name}	1332	my $cb = $COMMAND{$name}
1170	or return;	1333	or return;
1171		1334
…		…
1201		1364
1202	cf::override;	1365	cf::override;
1203	},	1366	},
1204	);	1367	);
1205		1368
		1369	# "readahead" all extensions
		1370	sub cache_extensions {
		1371	my $grp = IO::AIO::aio_group;
		1372
		1373	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1374	for (grep /\.ext$/, @{$_[0]}) {
		1375	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1376	}
		1377	};
		1378
		1379	$grp
		1380	}
		1381
1206	sub load_extensions {	1382	sub load_extensions {
1207	cf::sync_job {	1383	cf::sync_job {
1208	my %todo;	1384	my %todo;
1209		1385
1210	for my $path (<$LIBDIR/*.ext>) {	1386	for my $path (<$LIBDIR/*.ext>) {
…		…
1229		1405
1230	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1406	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1231	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1407	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1232		1408
1233	$ext{source} =	1409	$ext{source} =
1234	"package $pkg; use strict; use utf8;\n"	1410	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1235	. "#line 1 \"$path\"\n{\n"	1411	. "#line 1 \"$path\"\n{\n"
1236	. $source	1412	. $source
1237	. "\n};\n1";	1413	. "\n};\n1";
1238		1414
1239	$todo{$base} = \%ext;	1415	$todo{$base} = \%ext;
1240	}	1416	}
1241		1417
		1418	my $pass = 0;
1242	my %done;	1419	my %done;
1243	while (%todo) {	1420	while (%todo) {
1244	my $progress;	1421	my $progress;
1245		1422
		1423	++$pass;
		1424
		1425	ext:
1246	while (my ($k, $v) = each %todo) {	1426	while (my ($k, $v) = each %todo) {
1247	for (split /,\s*/, $v->{meta}{depends}) {	1427	for (split /,\s*/, $v->{meta}{depends}) {
1248	goto skip	1428	next ext
1249	unless exists $done{$_};	1429	unless exists $done{$_};
1250	}	1430	}
1251		1431
1252	warn "... loading '$k' into '$v->{pkg}'\n";	1432	warn "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1253		1433
1254	unless (eval $v->{source}) {	1434	my $active = eval $v->{source};
		1435
		1436	if (length $@) {
1255	my $msg = $@ ? "$v->{path}: $@\n"	1437	warn "$v->{path}: $@\n";
1256	: "$v->{base}: extension inactive.\n";
1257		1438
		1439	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1258	if (exists $v->{meta}{mandatory}) {	1440	if exists $v->{meta}{mandatory};
1259	warn $msg;	1441	} else {
1260	warn "mandatory extension failed to load, exiting.\n";	1442	$done{$k} = delete $todo{$k};
1261	exit 1;	1443	push @EXTS, $v->{pkg};
1262	}	1444	$progress = 1;
1263		1445
1264	warn $msg;	1446	warn "$v->{base}: extension inactive.\n"
		1447	unless $active;
1265	}	1448	}
1266
1267	$done{$k} = delete $todo{$k};
1268	push @EXTS, $v->{pkg};
1269	$progress = 1;
1270	}	1449	}
1271		1450
1272	skip:	1451	unless ($progress) {
1273	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1452	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1274	unless $progress;	1453
		1454	while (my ($k, $v) = each %todo) {
		1455	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1456	if exists $v->{meta}{mandatory};
		1457	}
		1458	}
1275	}	1459	}
1276	};	1460	};
1277	}	1461	}
1278		1462
1279	#############################################################################	1463	#############################################################################
1280		1464
1281	=back	1465	=back
1282		1466
1283	=head2 CORE EXTENSIONS	1467	=head2 CORE EXTENSIONS
1284		1468
1285	Functions and methods that extend core crossfire objects.	1469	Functions and methods that extend core deliantra objects.
1286		1470
1287	=cut	1471	=cut
1288		1472
1289	package cf::player;	1473	package cf::player;
1290		1474
…		…
1333		1517
1334	sub exists($) {	1518	sub exists($) {
1335	my ($login) = @_;	1519	my ($login) = @_;
1336		1520
1337	$cf::PLAYER{$login}	1521	$cf::PLAYER{$login}
1338	or cf::sync_job { !aio_stat path $login }	1522	or !aio_stat path $login
1339	}	1523	}
1340		1524
1341	sub find($) {	1525	sub find($) {
1342	return $cf::PLAYER{$_[0]} || do {	1526	return $cf::PLAYER{$_[0]} || do {
1343	my $login = $_[0];	1527	my $login = $_[0];
…		…
1355	my $f = new_from_file cf::object::thawer path $login	1539	my $f = new_from_file cf::object::thawer path $login
1356	or return;	1540	or return;
1357		1541
1358	my $pl = cf::player::load_pl $f	1542	my $pl = cf::player::load_pl $f
1359	or return;	1543	or return;
		1544
1360	local $cf::PLAYER_LOADING{$login} = $pl;	1545	local $cf::PLAYER_LOADING{$login} = $pl;
1361	$f->resolve_delayed_derefs;	1546	$f->resolve_delayed_derefs;
1362	$cf::PLAYER{$login} = $pl	1547	$cf::PLAYER{$login} = $pl
1363	}	1548	}
1364	}	1549	}
1365	}	1550	}
1366		1551
		1552	cf::player->attach (
		1553	on_load => sub {
		1554	my ($pl, $path) = @_;
		1555
		1556	# restore slots saved in save, below
		1557	my $slots = delete $pl->{_slots};
		1558
		1559	$pl->ob->current_weapon ($slots->[0]);
		1560	$pl->combat_ob ($slots->[1]);
		1561	$pl->ranged_ob ($slots->[2]);
		1562	},
		1563	);
		1564
1367	sub save($) {	1565	sub save($) {
1368	my ($pl) = @_;	1566	my ($pl) = @_;
1369		1567
1370	return if $pl->{deny_save};	1568	return if $pl->{deny_save};
1371		1569
…		…
1374		1572
1375	return if $pl->{deny_save};	1573	return if $pl->{deny_save};
1376		1574
1377	aio_mkdir playerdir $pl, 0770;	1575	aio_mkdir playerdir $pl, 0770;
1378	$pl->{last_save} = $cf::RUNTIME;	1576	$pl->{last_save} = $cf::RUNTIME;
		1577
		1578	cf::get_slot 0.01;
		1579
		1580	# save slots, to be restored later
		1581	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1379		1582
1380	$pl->save_pl ($path);	1583	$pl->save_pl ($path);
1381	cf::cede_to_tick;	1584	cf::cede_to_tick;
1382	}	1585	}
1383		1586
…		…
1415	my ($pl) = @_;	1618	my ($pl) = @_;
1416		1619
1417	my $name = $pl->ob->name;	1620	my $name = $pl->ob->name;
1418		1621
1419	$pl->{deny_save} = 1;	1622	$pl->{deny_save} = 1;
1420	$pl->password ("*"); # this should lock out the player until we nuked the dir	1623	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1421		1624
1422	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1625	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1423	$pl->deactivate;	1626	$pl->deactivate;
		1627	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1628	$pl->ob->check_score;
1424	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1629	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1425	$pl->ns->destroy if $pl->ns;	1630	$pl->ns->destroy if $pl->ns;
1426		1631
1427	my $path = playerdir $pl;	1632	my $path = playerdir $pl;
1428	my $temp = "$path~$cf::RUNTIME~deleting~";	1633	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1467		1672
1468	for my $login (@$dirs) {	1673	for my $login (@$dirs) {
1469	my $path = path $login;	1674	my $path = path $login;
1470		1675
1471	# a .pst is a dead give-away for a valid player	1676	# a .pst is a dead give-away for a valid player
1472	unless (-e "$path.pst") {	1677	# if no pst file found, open and chekc for blocked users
		1678	if (aio_stat "$path.pst") {
1473	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1679	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1474	aio_read $fh, 0, 512, my $buf, 0 or next;	1680	aio_read $fh, 0, 512, my $buf, 0 or next;
1475	$buf !~ /^password -------------$/m or next; # official not-valid tag	1681	$buf !~ /^password -------------$/m or next; # official not-valid tag
1476	}	1682	}
1477		1683
…		…
1508	}	1714	}
1509		1715
1510	\@paths	1716	\@paths
1511	}	1717	}
1512		1718
1513	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1719	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1514		1720
1515	Expand crossfire pod fragments into protocol xml.	1721	Expand deliantra pod fragments into protocol xml.
1516
1517	=cut
1518
1519	sub expand_cfpod {
1520	((my $self), (local $_)) = @_;
1521
1522	# escape & and <
1523	s/&/&amp;/g;
1524	s/(?<![BIUGHT])</&lt;/g;
1525
1526	# this is buggy, it needs to properly take care of nested <'s
1527
1528	1 while
1529	# replace B<>, I<>, U<> etc.
1530	s/B<([^\>]*)>/<b>$1<\/b>/
1531	|| s/I<([^\>]*)>/<i>$1<\/i>/
1532	|| s/U<([^\>]*)>/<u>$1<\/u>/
1533	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1534	# replace G<male|female> tags
1535	|| s{G<([^>|]*)\|([^>]*)>}{
1536	$self->gender ? $2 : $1
1537	}ge
1538	# replace H<hint text>
1539	|| s{H<([^\>]*)>}
1540	{
1541	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1542	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1543	"")
1544	[$self->{hintmode}]
1545	}ge;
1546
1547	# create single paragraphs (very hackish)
1548	s/(?<=\S)\n(?=\w)/ /g;
1549
1550	# compress some whitespace
1551	s/\s+\n/\n/g; # ws line-ends
1552	s/\n\n+/\n/g; # double lines
1553	s/^\n+//; # beginning lines
1554	s/\n+$//; # ending lines
1555
1556	$_
1557	}
1558
1559	sub hintmode {
1560	$_[0]{hintmode} = $_[1] if @_ > 1;
1561	$_[0]{hintmode}
1562	}
1563		1722
1564	=item $player->ext_reply ($msgid, @msg)	1723	=item $player->ext_reply ($msgid, @msg)
1565		1724
1566	Sends an ext reply to the player.	1725	Sends an ext reply to the player.
1567		1726
…		…
1634	our $MAX_RESET = 3600;	1793	our $MAX_RESET = 3600;
1635	our $DEFAULT_RESET = 3000;	1794	our $DEFAULT_RESET = 3000;
1636		1795
1637	sub generate_random_map {	1796	sub generate_random_map {
1638	my ($self, $rmp) = @_;	1797	my ($self, $rmp) = @_;
		1798
		1799	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1800
1639	# mit "rum" bekleckern, nicht	1801	# mit "rum" bekleckern, nicht
1640	$self->_create_random_map (	1802	$self->_create_random_map (
1641	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1803	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1642	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1804	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1643	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1805	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1644	$rmp->{exit_on_final_map},	1806	$rmp->{exit_on_final_map},
1645	$rmp->{xsize}, $rmp->{ysize},	1807	$rmp->{xsize}, $rmp->{ysize},
1646	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1808	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1647	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1809	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1765		1927
1766	# the temporary/swap location	1928	# the temporary/swap location
1767	sub save_path {	1929	sub save_path {
1768	my ($self) = @_;	1930	my ($self) = @_;
1769		1931
1770	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1932	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1771	"$TMPDIR/$path.map"	1933	"$TMPDIR/$path.map"
1772	}	1934	}
1773		1935
1774	# the unique path, undef == no special unique path	1936	# the unique path, undef == no special unique path
1775	sub uniq_path {	1937	sub uniq_path {
1776	my ($self) = @_;	1938	my ($self) = @_;
1777		1939
1778	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1940	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1779	"$UNIQUEDIR/$path"	1941	"$UNIQUEDIR/$path"
1780	}
1781
1782	# and all this just because we cannot iterate over
1783	# all maps in C++...
1784	sub change_all_map_light {
1785	my ($change) = @_;
1786
1787	$_->change_map_light ($change)
1788	for grep $_->outdoor, values %cf::MAP;
1789	}	1942	}
1790		1943
1791	sub decay_objects {	1944	sub decay_objects {
1792	my ($self) = @_;	1945	my ($self) = @_;
1793		1946
…		…
1877	sub find {	2030	sub find {
1878	my ($path, $origin) = @_;	2031	my ($path, $origin) = @_;
1879		2032
1880	$path = normalise $path, $origin && $origin->path;	2033	$path = normalise $path, $origin && $origin->path;
1881		2034
1882	cf::lock_wait "map_data:$path";#d#remove	2035	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1883	cf::lock_wait "map_find:$path";	2036	my $guard2 = cf::lock_acquire "map_find:$path";
1884		2037
1885	$cf::MAP{$path} || do {	2038	$cf::MAP{$path} || do {
1886	my $guard1 = cf::lock_acquire "map_find:$path";
1887	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1888
1889	my $map = new_from_path cf::map $path	2039	my $map = new_from_path cf::map $path
1890	or return;	2040	or return;
1891		2041
1892	$map->{last_save} = $cf::RUNTIME;	2042	$map->{last_save} = $cf::RUNTIME;
1893		2043
…		…
1895	or return;	2045	or return;
1896		2046
1897	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2047	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1898	# doing this can freeze the server in a sync job, obviously	2048	# doing this can freeze the server in a sync job, obviously
1899	#$cf::WAIT_FOR_TICK->wait;	2049	#$cf::WAIT_FOR_TICK->wait;
		2050	undef $guard2;
1900	undef $guard1;	2051	undef $guard1;
1901	undef $guard2;
1902	$map->reset;	2052	$map->reset;
1903	return find $path;	2053	return find $path;
1904	}	2054	}
1905		2055
1906	$cf::MAP{$path} = $map	2056	$cf::MAP{$path} = $map
1907	}	2057	}
1908	}	2058	}
1909		2059
1910	sub pre_load { }	2060	sub pre_load { }
1911	sub post_load { }	2061	#sub post_load { } # XS
1912		2062
1913	sub load {	2063	sub load {
1914	my ($self) = @_;	2064	my ($self) = @_;
1915		2065
1916	local $self->{deny_reset} = 1; # loading can take a long time	2066	local $self->{deny_reset} = 1; # loading can take a long time
…		…
1933	my $f = new_from_file cf::object::thawer $self->{load_path};	2083	my $f = new_from_file cf::object::thawer $self->{load_path};
1934	$f->skip_block;	2084	$f->skip_block;
1935	$self->_load_objects ($f)	2085	$self->_load_objects ($f)
1936	or return;	2086	or return;
1937		2087
1938	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2088	$self->post_load_original
1939	if delete $self->{load_original};	2089	if delete $self->{load_original};
1940		2090
1941	if (my $uniq = $self->uniq_path) {	2091	if (my $uniq = $self->uniq_path) {
1942	utf8::encode $uniq;	2092	utf8::encode $uniq;
1943	unless (aio_stat $uniq) {	2093	unless (aio_stat $uniq) {
…		…
1961	unless ($self->{deny_activate}) {	2111	unless ($self->{deny_activate}) {
1962	$self->decay_objects;	2112	$self->decay_objects;
1963	$self->fix_auto_apply;	2113	$self->fix_auto_apply;
1964	$self->update_buttons;	2114	$self->update_buttons;
1965	cf::cede_to_tick;	2115	cf::cede_to_tick;
1966	$self->set_darkness_map;
1967	cf::cede_to_tick;
1968	$self->activate;	2116	$self->activate;
1969	}	2117	}
1970		2118
1971	$self->{last_save} = $cf::RUNTIME;	2119	$self->{last_save} = $cf::RUNTIME;
1972	$self->last_access ($cf::RUNTIME);	2120	$self->last_access ($cf::RUNTIME);
1973		2121
1974	$self->in_memory (cf::MAP_IN_MEMORY);	2122	$self->in_memory (cf::MAP_ACTIVE);
1975	}	2123	}
1976		2124
1977	$self->post_load;	2125	$self->post_load;
1978	}	2126	}
1979		2127
		2128	# customize the map for a given player, i.e.
		2129	# return the _real_ map. used by e.g. per-player
		2130	# maps to change the path to ~playername/mappath
1980	sub customise_for {	2131	sub customise_for {
1981	my ($self, $ob) = @_;	2132	my ($self, $ob) = @_;
1982		2133
1983	return find "~" . $ob->name . "/" . $self->{path}	2134	return find "~" . $ob->name . "/" . $self->{path}
1984	if $self->per_player;	2135	if $self->per_player;
…		…
2037	my ($path, $origin, $load) = @_;	2188	my ($path, $origin, $load) = @_;
2038		2189
2039	$path = normalise $path, $origin && $origin->{path};	2190	$path = normalise $path, $origin && $origin->{path};
2040		2191
2041	if (my $map = $cf::MAP{$path}) {	2192	if (my $map = $cf::MAP{$path}) {
2042	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2193	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2043	}	2194	}
2044		2195
2045	$MAP_PREFETCH{$path} |= $load;	2196	$MAP_PREFETCH{$path} |= $load;
2046		2197
2047	$MAP_PREFETCHER ||= cf::async {	2198	$MAP_PREFETCHER ||= cf::async {
		2199	$Coro::current->{desc} = "map prefetcher";
		2200
2048	while (%MAP_PREFETCH) {	2201	while (%MAP_PREFETCH) {
2049	while (my ($k, $v) = each %MAP_PREFETCH) {	2202	while (my ($k, $v) = each %MAP_PREFETCH) {
2050	if (my $map = find $k) {	2203	if (my $map = find $k) {
2051	$map->load if $v;	2204	$map->load if $v;
2052	}	2205	}
…		…
2059	$MAP_PREFETCHER->prio (6);	2212	$MAP_PREFETCHER->prio (6);
2060		2213
2061	()	2214	()
2062	}	2215	}
2063		2216
		2217	# common code, used by both ->save and ->swapout
2064	sub save {	2218	sub _save {
2065	my ($self) = @_;	2219	my ($self) = @_;
2066
2067	my $lock = cf::lock_acquire "map_data:$self->{path}";
2068		2220
2069	$self->{last_save} = $cf::RUNTIME;	2221	$self->{last_save} = $cf::RUNTIME;
2070		2222
2071	return unless $self->dirty;	2223	return unless $self->dirty;
2072		2224
…		…
2078	return if $self->{deny_save};	2230	return if $self->{deny_save};
2079		2231
2080	local $self->{last_access} = $self->last_access;#d#	2232	local $self->{last_access} = $self->last_access;#d#
2081		2233
2082	cf::async {	2234	cf::async {
		2235	$Coro::current->{desc} = "map player save";
2083	$_->contr->save for $self->players;	2236	$_->contr->save for $self->players;
2084	};	2237	};
		2238
		2239	cf::get_slot 0.02;
2085		2240
2086	if ($uniq) {	2241	if ($uniq) {
2087	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2242	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2088	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2243	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2089	} else {	2244	} else {
2090	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2245	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2091	}	2246	}
2092	}	2247	}
2093		2248
		2249	sub save {
		2250	my ($self) = @_;
		2251
		2252	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2253
		2254	$self->_save;
		2255	}
		2256
2094	sub swap_out {	2257	sub swap_out {
2095	my ($self) = @_;	2258	my ($self) = @_;
2096		2259
2097	# save first because save cedes
2098	$self->save;
2099
2100	my $lock = cf::lock_acquire "map_data:$self->{path}";	2260	my $lock = cf::lock_acquire "map_data:$self->{path}";
2101		2261
		2262	return if $self->in_memory != cf::MAP_ACTIVE;
		2263	return if $self->{deny_save};
2102	return if $self->players;	2264	return if $self->players;
2103	return if $self->in_memory != cf::MAP_IN_MEMORY;
2104	return if $self->{deny_save};
2105		2265
2106	$self->in_memory (cf::MAP_SWAPPED);	2266	# first deactivate the map and "unlink" it from the core
2107
2108	$self->deactivate;	2267	$self->deactivate;
2109	$_->clear_links_to ($self) for values %cf::MAP;	2268	$_->clear_links_to ($self) for values %cf::MAP;
		2269	$self->in_memory (cf::MAP_SWAPPED);
		2270
		2271	# then atomically save
		2272	$self->_save;
		2273
		2274	# then free the map
2110	$self->clear;	2275	$self->clear;
2111	}	2276	}
2112		2277
2113	sub reset_at {	2278	sub reset_at {
2114	my ($self) = @_;	2279	my ($self) = @_;
…		…
2133		2298
2134	my $lock = cf::lock_acquire "map_data:$self->{path}";	2299	my $lock = cf::lock_acquire "map_data:$self->{path}";
2135		2300
2136	return if $self->players;	2301	return if $self->players;
2137		2302
2138	warn "resetting map ", $self->path;	2303	warn "resetting map ", $self->path, "\n";
2139		2304
2140	$self->in_memory (cf::MAP_SWAPPED);	2305	$self->in_memory (cf::MAP_SWAPPED);
2141		2306
2142	# need to save uniques path	2307	# need to save uniques path
2143	unless ($self->{deny_save}) {	2308	unless ($self->{deny_save}) {
…		…
2226		2391
2227	sub unique_maps() {	2392	sub unique_maps() {
2228	[	2393	[
2229	map {	2394	map {
2230	utf8::decode $_;	2395	utf8::decode $_;
2231	/\.map$/	2396	s/\.map$//; # TODO future compatibility hack
		2397	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2398	? ()
2232	? normalise $_	2399	: normalise $_
2233	: ()
2234	} @{ aio_readdir $UNIQUEDIR or [] }	2400	} @{ aio_readdir $UNIQUEDIR or [] }
2235	]	2401	]
2236	}	2402	}
2237		2403
2238	package cf;	2404	=item cf::map::static_maps
		2405
		2406	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2407	file in the shared directory excluding F</styles> and F</editor>). May
		2408	block.
		2409
		2410	=cut
		2411
		2412	sub static_maps() {
		2413	my @dirs = "";
		2414	my @maps;
		2415
		2416	while (@dirs) {
		2417	my $dir = shift @dirs;
		2418
		2419	next if $dir eq "/styles" || $dir eq "/editor";
		2420
		2421	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2422	or return;
		2423
		2424	for (@$files) {
		2425	s/\.map$// or next;
		2426	utf8::decode $_;
		2427	push @maps, "$dir/$_";
		2428	}
		2429
		2430	push @dirs, map "$dir/$_", @$dirs;
		2431	}
		2432
		2433	\@maps
		2434	}
2239		2435
2240	=back	2436	=back
2241		2437
2242	=head3 cf::object	2438	=head3 cf::object
2243		2439
…		…
2247		2443
2248	=over 4	2444	=over 4
2249		2445
2250	=item $ob->inv_recursive	2446	=item $ob->inv_recursive
2251		2447
2252	Returns the inventory of the object _and_ their inventories, recursively.	2448	Returns the inventory of the object I<and> their inventories, recursively,
		2449	but I<not> the object itself.
2253		2450
2254	=cut	2451	=cut
2255		2452
2256	sub inv_recursive_;	2453	sub inv_recursive_;
2257	sub inv_recursive_ {	2454	sub inv_recursive_ {
…		…
2262	inv_recursive_ inv $_[0]	2459	inv_recursive_ inv $_[0]
2263	}	2460	}
2264		2461
2265	=item $ref = $ob->ref	2462	=item $ref = $ob->ref
2266		2463
2267	creates and returns a persistent reference to an objetc that can be stored as a string.	2464	Creates and returns a persistent reference to an object that can be stored as a string.
2268		2465
2269	=item $ob = cf::object::deref ($refstring)	2466	=item $ob = cf::object::deref ($refstring)
2270		2467
2271	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2468	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2272	even if the object actually exists. May block.	2469	even if the object actually exists. May block.
…		…
2274	=cut	2471	=cut
2275		2472
2276	sub deref {	2473	sub deref {
2277	my ($ref) = @_;	2474	my ($ref) = @_;
2278		2475
2279	# temporary compatibility#TODO#remove
2280	$ref =~ s{^<}{player/<};
2281
2282	if ($ref =~ m{^player\/(<1\.\d+>)/(.*)$}) {	2476	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
2283	my ($uuid, $name) = ($1, $2);	2477	my ($uuid, $name) = ($1, $2);
2284	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name	2478	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
2285	or return;	2479	or return;
2286	$pl->ob->uuid eq $uuid	2480	$pl->ob->uuid eq $uuid
2287	or return;	2481	or return;
…		…
2307	can be C<undef>. Does the right thing when the player is currently in a	2501	can be C<undef>. Does the right thing when the player is currently in a
2308	dialogue with the given NPC character.	2502	dialogue with the given NPC character.
2309		2503
2310	=cut	2504	=cut
2311		2505
		2506	our $SAY_CHANNEL = {
		2507	id => "say",
		2508	title => "Map",
		2509	reply => "say ",
		2510	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2511	};
		2512
		2513	our $CHAT_CHANNEL = {
		2514	id => "chat",
		2515	title => "Chat",
		2516	reply => "chat ",
		2517	tooltip => "Player chat and shouts, global to the server.",
		2518	};
		2519
2312	# rough implementation of a future "reply" method that works	2520	# rough implementation of a future "reply" method that works
2313	# with dialog boxes.	2521	# with dialog boxes.
2314	#TODO: the first argument must go, split into a $npc->reply_to ( method	2522	#TODO: the first argument must go, split into a $npc->reply_to ( method
2315	sub cf::object::player::reply($$$;$) {	2523	sub cf::object::player::reply($$$;$) {
2316	my ($self, $npc, $msg, $flags) = @_;	2524	my ($self, $npc, $msg, $flags) = @_;
…		…
2327	my $dialog = $pl->{npc_dialog};	2535	my $dialog = $pl->{npc_dialog};
2328	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2536	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2329		2537
2330	} else {	2538	} else {
2331	$msg = $npc->name . " says: $msg" if $npc;	2539	$msg = $npc->name . " says: $msg" if $npc;
2332	$self->message ($msg, $flags);	2540	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2333	}	2541	}
2334	}	2542	}
2335	}	2543	}
2336		2544
2337	=item $object->send_msg ($channel, $msg, $color, [extra...])	2545	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2362		2570
2363	=item $player_object->enter_link	2571	=item $player_object->enter_link
2364		2572
2365	Freezes the player and moves him/her to a special map (C<{link}>).	2573	Freezes the player and moves him/her to a special map (C<{link}>).
2366		2574
2367	The player should be reasonably safe there for short amounts of time. You	2575	The player should be reasonably safe there for short amounts of time (e.g.
2368	I<MUST> call C<leave_link> as soon as possible, though.	2576	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2577	though, as the palyer cannot control the character while it is on the link
		2578	map.
2369		2579
2370	Will never block.	2580	Will never block.
2371		2581
2372	=item $player_object->leave_link ($map, $x, $y)	2582	=item $player_object->leave_link ($map, $x, $y)
2373		2583
…		…
2425	($x, $y) = (-1, -1)	2635	($x, $y) = (-1, -1)
2426	unless (defined $x) && (defined $y);	2636	unless (defined $x) && (defined $y);
2427		2637
2428	# use -1 or undef as default coordinates, not 0, 0	2638	# use -1 or undef as default coordinates, not 0, 0
2429	($x, $y) = ($map->enter_x, $map->enter_y)	2639	($x, $y) = ($map->enter_x, $map->enter_y)
2430	if $x <=0 && $y <= 0;	2640	if $x <= 0 && $y <= 0;
2431		2641
2432	$map->load;	2642	$map->load;
2433	$map->load_neighbours;	2643	$map->load_neighbours;
2434		2644
2435	return unless $self->contr->active;	2645	return unless $self->contr->active;
2436	$self->activate_recursive;
2437		2646
2438	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2647	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2439	$self->enter_map ($map, $x, $y);	2648	$self->enter_map ($map, $x, $y);
		2649
		2650	# only activate afterwards, to support waiting in hooks
		2651	$self->activate_recursive;
2440	}	2652	}
2441		2653
2442	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2654	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2443		2655
2444	Moves the player to the given map-path and coordinates by first freezing	2656	Moves the player to the given map-path and coordinates by first freezing
2445	her, loading and preparing them map, calling the provided $check callback	2657	her, loading and preparing them map, calling the provided $check callback
2446	that has to return the map if sucecssful, and then unfreezes the player on	2658	that has to return the map if sucecssful, and then unfreezes the player on
2447	the new (success) or old (failed) map position. In either case, $done will	2659	the new (success) or old (failed) map position. In either case, $done will
2448	be called at the end of this process.	2660	be called at the end of this process.
2449		2661
		2662	Note that $check will be called with a potentially non-loaded map, so if
		2663	it needs a loaded map it has to call C<< ->load >>.
		2664
2450	=cut	2665	=cut
2451		2666
2452	our $GOTOGEN;	2667	our $GOTOGEN;
2453		2668
2454	sub cf::object::player::goto {	2669	sub cf::object::player::goto {
…		…
2458	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2673	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2459		2674
2460	$self->enter_link;	2675	$self->enter_link;
2461		2676
2462	(async {	2677	(async {
		2678	$Coro::current->{desc} = "player::goto $path $x $y";
		2679
2463	# *tag paths override both path and x|y	2680	# *tag paths override both path and x|y
2464	if ($path =~ /^\*(.*)$/) {	2681	if ($path =~ /^\*(.*)$/) {
2465	if (my @obs = grep $_->map, ext::map_tags::find $1) {	2682	if (my @obs = grep $_->map, ext::map_tags::find $1) {
2466	my $ob = $obs[rand @obs];	2683	my $ob = $obs[rand @obs];
2467		2684
…		…
2530	}	2747	}
2531		2748
2532	sub prepare_random_map {	2749	sub prepare_random_map {
2533	my ($exit) = @_;	2750	my ($exit) = @_;
2534		2751
2535	my $guard = cf::lock_acquire "exit_prepare:$exit";
2536
2537	# all this does is basically replace the /! path by	2752	# all this does is basically replace the /! path by
2538	# a new random map path (?random/...) with a seed	2753	# a new random map path (?random/...) with a seed
2539	# that depends on the exit object	2754	# that depends on the exit object
2540		2755
2541	my $rmp = parse_random_map_params $exit->msg;	2756	my $rmp = parse_random_map_params $exit->msg;
…		…
2543	if ($exit->map) {	2758	if ($exit->map) {
2544	$rmp->{region} = $exit->region->name;	2759	$rmp->{region} = $exit->region->name;
2545	$rmp->{origin_map} = $exit->map->path;	2760	$rmp->{origin_map} = $exit->map->path;
2546	$rmp->{origin_x} = $exit->x;	2761	$rmp->{origin_x} = $exit->x;
2547	$rmp->{origin_y} = $exit->y;	2762	$rmp->{origin_y} = $exit->y;
		2763
		2764	$exit->map->touch;
2548	}	2765	}
2549		2766
2550	$rmp->{random_seed} ||= $exit->random_seed;	2767	$rmp->{random_seed} ||= $exit->random_seed;
2551		2768
2552	my $data = cf::to_json $rmp;	2769	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2553	my $md5 = Digest::MD5::md5_hex $data;	2770	my $md5 = Digest::MD5::md5_hex $data;
2554	my $meta = "$RANDOMDIR/$md5.meta";	2771	my $meta = "$RANDOMDIR/$md5.meta";
2555		2772
2556	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2773	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2557	aio_write $fh, 0, (length $data), $data, 0;	2774	aio_write $fh, 0, (length $data), $data, 0;
2558	undef $fh;	2775	undef $fh;
2559	aio_rename "$meta~", $meta;	2776	aio_rename "$meta~", $meta;
2560		2777
		2778	my $slaying = "?random/$md5";
		2779
		2780	if ($exit->valid) {
2561	$exit->slaying ("?random/$md5");	2781	$exit->slaying ("?random/$md5");
2562	$exit->msg (undef);	2782	$exit->msg (undef);
		2783	}
2563	}	2784	}
2564	}	2785	}
2565		2786
2566	sub cf::object::player::enter_exit {	2787	sub cf::object::player::enter_exit {
2567	my ($self, $exit) = @_;	2788	my ($self, $exit) = @_;
2568		2789
2569	return unless $self->type == cf::PLAYER;	2790	return unless $self->type == cf::PLAYER;
2570		2791
2571	if ($exit->slaying eq "/!") {
2572	#TODO: this should de-fi-ni-te-ly not be a sync-job
2573	# the problem is that $exit might not survive long enough
2574	# so it needs to be done right now, right here
2575	cf::sync_job { prepare_random_map $exit };
2576	}
2577
2578	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2579	my $hp = $exit->stats->hp;
2580	my $sp = $exit->stats->sp;
2581
2582	$self->enter_link;	2792	$self->enter_link;
2583		2793
2584	# if exit is damned, update players death & WoR home-position
2585	$self->contr->savebed ($slaying, $hp, $sp)
2586	if $exit->flag (FLAG_DAMNED);
2587
2588	(async {	2794	(async {
2589	$self->deactivate_recursive; # just to be sure	2795	$Coro::current->{desc} = "enter_exit";
		2796
2590	unless (eval {	2797	unless (eval {
		2798	$self->deactivate_recursive; # just to be sure
		2799
		2800	# random map handling
		2801	{
		2802	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2803
		2804	prepare_random_map $exit
		2805	if $exit->slaying eq "/!";
		2806	}
		2807
		2808	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2809	my $x = $exit->stats->hp;
		2810	my $y = $exit->stats->sp;
		2811
2591	$self->goto ($slaying, $hp, $sp);	2812	$self->goto ($map, $x, $y);
2592		2813
		2814	# if exit is damned, update players death & WoR home-position
		2815	$self->contr->savebed ($map, $x, $y)
		2816	if $exit->flag (cf::FLAG_DAMNED);
		2817
2593	1;	2818	1
2594	}) {	2819	}) {
2595	$self->message ("Something went wrong deep within the crossfire server. "	2820	$self->message ("Something went wrong deep within the deliantra server. "
2596	. "I'll try to bring you back to the map you were before. "	2821	. "I'll try to bring you back to the map you were before. "
2597	. "Please report this to the dungeon master!",	2822	. "Please report this to the dungeon master!",
2598	cf::NDI_UNIQUE | cf::NDI_RED);	2823	cf::NDI_UNIQUE | cf::NDI_RED);
2599		2824
2600	warn "ERROR in enter_exit: $@";	2825	warn "ERROR in enter_exit: $@";
…		…
2617	sub cf::client::send_drawinfo {	2842	sub cf::client::send_drawinfo {
2618	my ($self, $text, $flags) = @_;	2843	my ($self, $text, $flags) = @_;
2619		2844
2620	utf8::encode $text;	2845	utf8::encode $text;
2621	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2846	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2847	}
		2848
		2849	=item $client->send_big_packet ($pkt)
		2850
		2851	Like C<send_packet>, but tries to compress large packets, and fragments
		2852	them as required.
		2853
		2854	=cut
		2855
		2856	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2857
		2858	sub cf::client::send_big_packet {
		2859	my ($self, $pkt) = @_;
		2860
		2861	# try lzf for large packets
		2862	$pkt = "lzf " . Compress::LZF::compress $pkt
		2863	if 1024 <= length $pkt and $self->{can_lzf};
		2864
		2865	# split very large packets
		2866	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2867	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2868	$pkt = "frag";
		2869	}
		2870
		2871	$self->send_packet ($pkt);
2622	}	2872	}
2623		2873
2624	=item $client->send_msg ($channel, $msg, $color, [extra...])	2874	=item $client->send_msg ($channel, $msg, $color, [extra...])
2625		2875
2626	Send a drawinfo or msg packet to the client, formatting the msg for the	2876	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2628	the message, with C<log> being the default. If C<$color> is negative, suppress	2878	the message, with C<log> being the default. If C<$color> is negative, suppress
2629	the message unless the client supports the msg packet.	2879	the message unless the client supports the msg packet.
2630		2880
2631	=cut	2881	=cut
2632		2882
		2883	# non-persistent channels (usually the info channel)
2633	our %CHANNEL = (	2884	our %CHANNEL = (
		2885	"c/motd" => {
		2886	id => "infobox",
		2887	title => "MOTD",
		2888	reply => undef,
		2889	tooltip => "The message of the day",
		2890	},
2634	"c/identify" => {	2891	"c/identify" => {
2635	id => "identify",	2892	id => "infobox",
2636	title => "Identify",	2893	title => "Identify",
2637	reply => undef,	2894	reply => undef,
2638	tooltip => "Items recently identified",	2895	tooltip => "Items recently identified",
2639	},	2896	},
2640	"c/examine" => {	2897	"c/examine" => {
2641	id => "examine",	2898	id => "infobox",
2642	title => "Examine",	2899	title => "Examine",
2643	reply => undef,	2900	reply => undef,
2644	tooltip => "Signs and other items you examined",	2901	tooltip => "Signs and other items you examined",
2645	},	2902	},
		2903	"c/shopinfo" => {
		2904	id => "infobox",
		2905	title => "Shop Info",
		2906	reply => undef,
		2907	tooltip => "What your bargaining skill tells you about the shop",
		2908	},
		2909	"c/book" => {
		2910	id => "infobox",
		2911	title => "Book",
		2912	reply => undef,
		2913	tooltip => "The contents of a note or book",
		2914	},
		2915	"c/lookat" => {
		2916	id => "infobox",
		2917	title => "Look",
		2918	reply => undef,
		2919	tooltip => "What you saw there",
		2920	},
		2921	"c/who" => {
		2922	id => "infobox",
		2923	title => "Players",
		2924	reply => undef,
		2925	tooltip => "Shows players who are currently online",
		2926	},
		2927	"c/body" => {
		2928	id => "infobox",
		2929	title => "Body Parts",
		2930	reply => undef,
		2931	tooltip => "Shows which body parts you posess and are available",
		2932	},
		2933	"c/statistics" => {
		2934	id => "infobox",
		2935	title => "Statistics",
		2936	reply => undef,
		2937	tooltip => "Shows your primary statistics",
		2938	},
		2939	"c/skills" => {
		2940	id => "infobox",
		2941	title => "Skills",
		2942	reply => undef,
		2943	tooltip => "Shows your experience per skill and item power",
		2944	},
		2945	"c/shopitems" => {
		2946	id => "infobox",
		2947	title => "Shop Items",
		2948	reply => undef,
		2949	tooltip => "Shows the items currently for sale in this shop",
		2950	},
		2951	"c/resistances" => {
		2952	id => "infobox",
		2953	title => "Resistances",
		2954	reply => undef,
		2955	tooltip => "Shows your resistances",
		2956	},
		2957	"c/pets" => {
		2958	id => "infobox",
		2959	title => "Pets",
		2960	reply => undef,
		2961	tooltip => "Shows information abotu your pets/a specific pet",
		2962	},
		2963	"c/perceiveself" => {
		2964	id => "infobox",
		2965	title => "Perceive Self",
		2966	reply => undef,
		2967	tooltip => "You gained detailed knowledge about yourself",
		2968	},
		2969	"c/uptime" => {
		2970	id => "infobox",
		2971	title => "Uptime",
		2972	reply => undef,
		2973	tooltip => "How long the server has been running since last restart",
		2974	},
		2975	"c/mapinfo" => {
		2976	id => "infobox",
		2977	title => "Map Info",
		2978	reply => undef,
		2979	tooltip => "Information related to the maps",
		2980	},
		2981	"c/party" => {
		2982	id => "party",
		2983	title => "Party",
		2984	reply => "gsay ",
		2985	tooltip => "Messages and chat related to your party",
		2986	},
		2987	"c/death" => {
		2988	id => "death",
		2989	title => "Death",
		2990	reply => undef,
		2991	tooltip => "Reason for and more info about your most recent death",
		2992	},
		2993	"c/say" => $SAY_CHANNEL,
		2994	"c/chat" => $CHAT_CHANNEL,
2646	);	2995	);
2647		2996
2648	sub cf::client::send_msg {	2997	sub cf::client::send_msg {
2649	my ($self, $channel, $msg, $color, @extra) = @_;	2998	my ($self, $channel, $msg, $color, @extra) = @_;
2650		2999
2651	$msg = $self->pl->expand_cfpod ($msg);	3000	$msg = $self->pl->expand_cfpod ($msg)
		3001	unless $color & cf::NDI_VERBATIM;
2652		3002
2653	$color &= cf::NDI_CLIENT_MASK; # just in case...	3003	$color &= cf::NDI_CLIENT_MASK; # just in case...
2654		3004
2655	# check predefined channels, for the benefit of C	3005	# check predefined channels, for the benefit of C
2656	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};	3006	if ($CHANNEL{$channel}) {
		3007	$channel = $CHANNEL{$channel};
2657		3008
		3009	$self->ext_msg (channel_info => $channel);
		3010	$channel = $channel->{id};
		3011
2658	if (ref $channel) {	3012	} elsif (ref $channel) {
2659	# send meta info to client, if not yet sent	3013	# send meta info to client, if not yet sent
2660	unless (exists $self->{channel}{$channel->{id}}) {	3014	unless (exists $self->{channel}{$channel->{id}}) {
2661	$self->{channel}{$channel->{id}} = $channel;	3015	$self->{channel}{$channel->{id}} = $channel;
2662	$self->ext_msg (channel_info => $channel)	3016	$self->ext_msg (channel_info => $channel);
2663	if $self->can_msg;
2664	}	3017	}
2665		3018
2666	$channel = $channel->{id};	3019	$channel = $channel->{id};
2667	}	3020	}
2668		3021
2669	return unless @extra || length $msg;	3022	return unless @extra || length $msg;
2670		3023
2671	if ($self->can_msg) {
2672	# default colour, mask it out	3024	# default colour, mask it out
2673	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3025	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2674	if $color & cf::NDI_DEF;	3026	if $color & cf::NDI_DEF;
2675		3027
2676	$self->send_packet ("msg " . $self->{json_coder}->encode (	3028	my $pkt = "msg "
		3029	. $self->{json_coder}->encode (
2677	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3030	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2678	} else {	3031	);
2679	if ($color >= 0) {
2680	# replace some tags by gcfclient-compatible ones
2681	for ($msg) {
2682	1 while
2683	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2684	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2685	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2686	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2687	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2688	}
2689		3032
2690	$color &= cf::NDI_COLOR_MASK;	3033	$self->send_big_packet ($pkt);
2691
2692	utf8::encode $msg;
2693
2694	if (0 && $msg =~ /\[/) {
2695	# COMMAND/INFO
2696	$self->send_packet ("drawextinfo $color 10 8 $msg")
2697	} else {
2698	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2699	$self->send_packet ("drawinfo $color $msg")
2700	}
2701	}
2702	}
2703	}	3034	}
2704		3035
2705	=item $client->ext_msg ($type, @msg)	3036	=item $client->ext_msg ($type, @msg)
2706		3037
2707	Sends an ext event to the client.	3038	Sends an ext event to the client.
…		…
2710		3041
2711	sub cf::client::ext_msg($$@) {	3042	sub cf::client::ext_msg($$@) {
2712	my ($self, $type, @msg) = @_;	3043	my ($self, $type, @msg) = @_;
2713		3044
2714	if ($self->extcmd == 2) {	3045	if ($self->extcmd == 2) {
2715	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3046	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2716	} elsif ($self->extcmd == 1) { # TODO: remove	3047	} elsif ($self->extcmd == 1) { # TODO: remove
2717	push @msg, msgtype => "event_$type";	3048	push @msg, msgtype => "event_$type";
2718	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3049	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2719	}	3050	}
2720	}	3051	}
2721		3052
2722	=item $client->ext_reply ($msgid, @msg)	3053	=item $client->ext_reply ($msgid, @msg)
2723		3054
…		…
2727		3058
2728	sub cf::client::ext_reply($$@) {	3059	sub cf::client::ext_reply($$@) {
2729	my ($self, $id, @msg) = @_;	3060	my ($self, $id, @msg) = @_;
2730		3061
2731	if ($self->extcmd == 2) {	3062	if ($self->extcmd == 2) {
2732	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3063	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2733	} elsif ($self->extcmd == 1) {	3064	} elsif ($self->extcmd == 1) {
2734	#TODO: version 1, remove	3065	#TODO: version 1, remove
2735	unshift @msg, msgtype => "reply", msgid => $id;	3066	unshift @msg, msgtype => "reply", msgid => $id;
2736	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3067	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2737	}	3068	}
2738	}	3069	}
2739		3070
2740	=item $success = $client->query ($flags, "text", \&cb)	3071	=item $success = $client->query ($flags, "text", \&cb)
2741		3072
…		…
2842		3173
2843	$coro	3174	$coro
2844	}	3175	}
2845		3176
2846	cf::client->attach (	3177	cf::client->attach (
2847	on_destroy => sub {	3178	on_client_destroy => sub {
2848	my ($ns) = @_;	3179	my ($ns) = @_;
2849		3180
2850	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3181	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2851	},	3182	},
2852	);	3183	);
…		…
2868	our $safe_hole = new Safe::Hole;	3199	our $safe_hole = new Safe::Hole;
2869		3200
2870	$SIG{FPE} = 'IGNORE';	3201	$SIG{FPE} = 'IGNORE';
2871		3202
2872	$safe->permit_only (Opcode::opset qw(	3203	$safe->permit_only (Opcode::opset qw(
2873	:base_core :base_mem :base_orig :base_math	3204	:base_core :base_mem :base_orig :base_math :base_loop
2874	grepstart grepwhile mapstart mapwhile	3205	grepstart grepwhile mapstart mapwhile
2875	sort time	3206	sort time
2876	));	3207	));
2877		3208
2878	# here we export the classes and methods available to script code	3209	# here we export the classes and methods available to script code
…		…
2880	=pod	3211	=pod
2881		3212
2882	The following functions and methods are available within a safe environment:	3213	The following functions and methods are available within a safe environment:
2883		3214
2884	cf::object	3215	cf::object
2885	contr pay_amount pay_player map x y force_find force_add	3216	contr pay_amount pay_player map x y force_find force_add destroy
2886	insert remove name archname title slaying race decrease_ob_nr	3217	insert remove name archname title slaying race decrease split
		3218	value
2887		3219
2888	cf::object::player	3220	cf::object::player
2889	player	3221	player
2890		3222
2891	cf::player	3223	cf::player
…		…
2896		3228
2897	=cut	3229	=cut
2898		3230
2899	for (	3231	for (
2900	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3232	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2901	insert remove inv name archname title slaying race	3233	insert remove inv nrof name archname title slaying race
2902	decrease_ob_nr)],	3234	decrease split destroy change_exp value msg lore send_msg)],
2903	["cf::object::player" => qw(player)],	3235	["cf::object::player" => qw(player)],
2904	["cf::player" => qw(peaceful)],	3236	["cf::player" => qw(peaceful send_msg)],
2905	["cf::map" => qw(trigger)],	3237	["cf::map" => qw(trigger)],
2906	) {	3238	) {
2907	no strict 'refs';	3239	no strict 'refs';
2908	my ($pkg, @funs) = @$_;	3240	my ($pkg, @funs) = @$_;
2909	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3241	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2927		3259
2928	my $qcode = $code;	3260	my $qcode = $code;
2929	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3261	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2930	$qcode =~ s/\n/\\n/g;	3262	$qcode =~ s/\n/\\n/g;
2931		3263
		3264	%vars = (_dummy => 0) unless %vars;
		3265
		3266	my @res;
2932	local $_;	3267	local $_;
2933	local @safe::cf::_safe_eval_args = values %vars;
2934		3268
2935	my $eval =	3269	my $eval =
2936	"do {\n"	3270	"do {\n"
2937	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3271	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2938	. "#line 0 \"{$qcode}\"\n"	3272	. "#line 0 \"{$qcode}\"\n"
2939	. $code	3273	. $code
2940	. "\n}"	3274	. "\n}"
2941	;	3275	;
2942		3276
		3277	if ($CFG{safe_eval}) {
2943	sub_generation_inc;	3278	sub_generation_inc;
		3279	local @safe::cf::_safe_eval_args = values %vars;
2944	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3280	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2945	sub_generation_inc;	3281	sub_generation_inc;
		3282	} else {
		3283	local @cf::_safe_eval_args = values %vars;
		3284	@res = wantarray ? eval eval : scalar eval $eval;
		3285	}
2946		3286
2947	if ($@) {	3287	if ($@) {
2948	warn "$@";	3288	warn "$@";
2949	warn "while executing safe code '$code'\n";	3289	warn "while executing safe code '$code'\n";
2950	warn "with arguments " . (join " ", %vars) . "\n";	3290	warn "with arguments " . (join " ", %vars) . "\n";
…		…
2969	=cut	3309	=cut
2970		3310
2971	sub register_script_function {	3311	sub register_script_function {
2972	my ($fun, $cb) = @_;	3312	my ($fun, $cb) = @_;
2973		3313
2974	no strict 'refs';	3314	$fun = "safe::$fun" if $CFG{safe_eval};
2975	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3315	*$fun = $safe_hole->wrap ($cb);
2976	}	3316	}
2977		3317
2978	=back	3318	=back
2979		3319
2980	=cut	3320	=cut
…		…
3001		3341
3002	$facedata->{version} == 2	3342	$facedata->{version} == 2
3003	or cf::cleanup "$path: version mismatch, cannot proceed.";	3343	or cf::cleanup "$path: version mismatch, cannot proceed.";
3004		3344
3005	# patch in the exptable	3345	# patch in the exptable
		3346	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3006	$facedata->{resource}{"res/exp_table"} = {	3347	$facedata->{resource}{"res/exp_table"} = {
3007	type => FT_RSRC,	3348	type => FT_RSRC,
3008	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3349	data => $exp_table,
		3350	hash => (Digest::MD5::md5 $exp_table),
3009	};	3351	};
3010	cf::cede_to_tick;	3352	cf::cede_to_tick;
3011		3353
3012	{	3354	{
3013	my $faces = $facedata->{faceinfo};	3355	my $faces = $facedata->{faceinfo};
3014		3356
3015	while (my ($face, $info) = each %$faces) {	3357	while (my ($face, $info) = each %$faces) {
3016	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3358	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3359
3017	cf::face::set_visibility $idx, $info->{visibility};	3360	cf::face::set_visibility $idx, $info->{visibility};
3018	cf::face::set_magicmap $idx, $info->{magicmap};	3361	cf::face::set_magicmap $idx, $info->{magicmap};
3019	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3362	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3020	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3363	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
3021		3364
3022	cf::cede_to_tick;	3365	cf::cede_to_tick;
3023	}	3366	}
3024		3367
3025	while (my ($face, $info) = each %$faces) {	3368	while (my ($face, $info) = each %$faces) {
3026	next unless $info->{smooth};	3369	next unless $info->{smooth};
		3370
3027	my $idx = cf::face::find $face	3371	my $idx = cf::face::find $face
3028	or next;	3372	or next;
		3373
3029	if (my $smooth = cf::face::find $info->{smooth}) {	3374	if (my $smooth = cf::face::find $info->{smooth}) {
3030	cf::face::set_smooth $idx, $smooth;	3375	cf::face::set_smooth $idx, $smooth;
3031	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3376	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3032	} else {	3377	} else {
3033	warn "smooth face '$info->{smooth}' not found for face '$face'";	3378	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
3047		3392
3048	cf::anim::invalidate_all; # d'oh	3393	cf::anim::invalidate_all; # d'oh
3049	}	3394	}
3050		3395
3051	{	3396	{
3052	# TODO: for gcfclient pleasure, we should give resources
3053	# that gcfclient doesn't grok a >10000 face index.
3054	my $res = $facedata->{resource};	3397	my $res = $facedata->{resource};
3055		3398
3056	my $soundconf = delete $res->{"res/sound.conf"};
3057
3058	while (my ($name, $info) = each %$res) {	3399	while (my ($name, $info) = each %$res) {
		3400	if (defined $info->{type}) {
3059	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3401	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3060	my $data;
3061		3402
3062	if ($info->{type} & 1) {	3403	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3063	# prepend meta info	3404	cf::face::set_type $idx, $info->{type};
3064
3065	my $meta = $enc->encode ({
3066	name => $name,
3067	%{ $info->{meta} || {} },
3068	});
3069
3070	$data = pack "(w/a*)*", $meta, $info->{data};
3071	} else {	3405	} else {
3072	$data = $info->{data};	3406	$RESOURCE{$name} = $info;
3073	}	3407	}
3074		3408
3075	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3076	cf::face::set_type $idx, $info->{type};
3077
3078	cf::cede_to_tick;	3409	cf::cede_to_tick;
3079	}	3410	}
3080
3081	if ($soundconf) {
3082	$soundconf = $enc->decode (delete $soundconf->{data});
3083
3084	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3085	my $sound = $soundconf->{compat}[$_]
3086	or next;
3087
3088	my $face = cf::face::find "sound/$sound->[1]";
3089	cf::sound::set $sound->[0] => $face;
3090	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3091	}
3092
3093	while (my ($k, $v) = each %{$soundconf->{event}}) {
3094	my $face = cf::face::find "sound/$v";
3095	cf::sound::set $k => $face;
3096	}
3097	}
3098	}	3411	}
		3412
		3413	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3099		3414
3100	1	3415	1
3101	}	3416	}
		3417
		3418	cf::global->attach (on_resource_update => sub {
		3419	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3420	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3421
		3422	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3423	my $sound = $soundconf->{compat}[$_]
		3424	or next;
		3425
		3426	my $face = cf::face::find "sound/$sound->[1]";
		3427	cf::sound::set $sound->[0] => $face;
		3428	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3429	}
		3430
		3431	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3432	my $face = cf::face::find "sound/$v";
		3433	cf::sound::set $k => $face;
		3434	}
		3435	}
		3436	});
3102		3437
3103	register_exticmd fx_want => sub {	3438	register_exticmd fx_want => sub {
3104	my ($ns, $want) = @_;	3439	my ($ns, $want) = @_;
3105		3440
3106	while (my ($k, $v) = each %$want) {	3441	while (my ($k, $v) = each %$want) {
3107	$ns->fx_want ($k, $v);	3442	$ns->fx_want ($k, $v);
3108	}	3443	}
3109	};	3444	};
		3445
		3446	sub load_resource_file($) {
		3447	my $guard = lock_acquire "load_resource_file";
		3448
		3449	my $status = load_resource_file_ $_[0];
		3450	get_slot 0.1, 100;
		3451	cf::arch::commit_load;
		3452
		3453	$status
		3454	}
3110		3455
3111	sub reload_regions {	3456	sub reload_regions {
3112	# HACK to clear player env face cache, we need some signal framework	3457	# HACK to clear player env face cache, we need some signal framework
3113	# for this (global event?)	3458	# for this (global event?)
3114	%ext::player_env::MUSIC_FACE_CACHE = ();	3459	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3128	}	3473	}
3129		3474
3130	sub reload_archetypes {	3475	sub reload_archetypes {
3131	load_resource_file "$DATADIR/archetypes"	3476	load_resource_file "$DATADIR/archetypes"
3132	or die "unable to load archetypes\n";	3477	or die "unable to load archetypes\n";
3133	#d# NEED to laod twice to resolve forward references
3134	# this really needs to be done in an extra post-pass
3135	# (which needs to be synchronous, so solve it differently)
3136	load_resource_file "$DATADIR/archetypes"
3137	or die "unable to load archetypes\n";
3138	}	3478	}
3139		3479
3140	sub reload_treasures {	3480	sub reload_treasures {
3141	load_resource_file "$DATADIR/treasures"	3481	load_resource_file "$DATADIR/treasures"
3142	or die "unable to load treasurelists\n";	3482	or die "unable to load treasurelists\n";
3143	}	3483	}
3144		3484
3145	sub reload_resources {	3485	sub reload_resources {
3146	warn "reloading resource files...\n";	3486	warn "reloading resource files...\n";
3147		3487
		3488	reload_facedata;
		3489	reload_archetypes;
3148	reload_regions;	3490	reload_regions;
3149	reload_facedata;
3150	#reload_archetypes;#d#
3151	reload_archetypes;
3152	reload_treasures;	3491	reload_treasures;
3153		3492
3154	warn "finished reloading resource files\n";	3493	warn "finished reloading resource files\n";
3155	}	3494	}
3156		3495
3157	sub init {
3158	reload_resources;
3159	}
3160
3161	sub reload_config {	3496	sub reload_config {
		3497	warn "reloading config file...\n";
		3498
3162	open my $fh, "<:utf8", "$CONFDIR/config"	3499	open my $fh, "<:utf8", "$CONFDIR/config"
3163	or return;	3500	or return;
3164		3501
3165	local $/;	3502	local $/;
3166	*CFG = YAML::Syck::Load <$fh>;	3503	*CFG = YAML::XS::Load scalar <$fh>;
3167		3504
3168	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3505	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3169		3506
3170	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3507	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3171	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3508	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3175	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3512	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3176	and die "WARNING: m(un)lockall failed: $!\n";	3513	and die "WARNING: m(un)lockall failed: $!\n";
3177	};	3514	};
3178	warn $@ if $@;	3515	warn $@ if $@;
3179	}	3516	}
		3517
		3518	warn "finished reloading resource files\n";
		3519	}
		3520
		3521	sub pidfile() {
		3522	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3523	or die "$PIDFILE: $!";
		3524	flock $fh, &Fcntl::LOCK_EX
		3525	or die "$PIDFILE: flock: $!";
		3526	$fh
		3527	}
		3528
		3529	# make sure only one server instance is running at any one time
		3530	sub atomic {
		3531	my $fh = pidfile;
		3532
		3533	my $pid = <$fh>;
		3534	kill 9, $pid if $pid > 0;
		3535
		3536	seek $fh, 0, 0;
		3537	print $fh $$;
		3538	}
		3539
		3540	sub main_loop {
		3541	warn "EV::loop starting\n";
		3542	if (1) {
		3543	EV::loop;
		3544	}
		3545	warn "EV::loop returned\n";
		3546	goto &main_loop unless $REALLY_UNLOOP;
3180	}	3547	}
3181		3548
3182	sub main {	3549	sub main {
		3550	cf::init_globals; # initialise logging
		3551
		3552	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3553	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3554	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3555	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3556
		3557	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3558
3183	# we must not ever block the main coroutine	3559	# we must not ever block the main coroutine
3184	local $Coro::idle = sub {	3560	local $Coro::idle = sub {
3185	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3561	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3186	(async {	3562	(async {
3187	Event::one_event;	3563	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3564	EV::loop EV::LOOP_ONESHOT;
3188	})->prio (Coro::PRIO_MAX);	3565	})->prio (Coro::PRIO_MAX);
3189	};	3566	};
3190		3567
		3568	evthread_start IO::AIO::poll_fileno;
		3569
		3570	cf::sync_job {
		3571	cf::init_experience;
		3572	cf::init_anim;
		3573	cf::init_attackmess;
		3574	cf::init_dynamic;
		3575
		3576	cf::load_settings;
		3577	cf::load_materials;
		3578
		3579	reload_resources;
3191	reload_config;	3580	reload_config;
3192	db_init;	3581	db_init;
		3582
		3583	cf::init_uuid;
		3584	cf::init_signals;
		3585	cf::init_skills;
		3586
		3587	cf::init_beforeplay;
		3588
		3589	atomic;
		3590
3193	load_extensions;	3591	load_extensions;
3194		3592
3195	$TICK_WATCHER->start;	3593	utime time, time, $RUNTIMEFILE;
3196	Event::loop;	3594
		3595	# no (long-running) fork's whatsoever before this point(!)
		3596	use POSIX ();
		3597	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3598
		3599	(pop @POST_INIT)->(0) while @POST_INIT;
		3600	};
		3601
		3602	cf::object::thawer::errors_are_fatal 0;
		3603	warn "parse errors in files are no longer fatal from this point on.\n";
		3604
		3605	main_loop;
3197	}	3606	}
3198		3607
3199	#############################################################################	3608	#############################################################################
3200	# initialisation and cleanup	3609	# initialisation and cleanup
3201		3610
3202	# install some emergency cleanup handlers	3611	# install some emergency cleanup handlers
3203	BEGIN {	3612	BEGIN {
		3613	our %SIGWATCHER = ();
3204	for my $signal (qw(INT HUP TERM)) {	3614	for my $signal (qw(INT HUP TERM)) {
3205	Event->signal (	3615	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3206	reentrant => 0,
3207	data => WF_AUTOCANCEL,
3208	signal => $signal,
3209	prio => 0,
3210	cb => sub {
3211	cf::cleanup "SIG$signal";	3616	cf::cleanup "SIG$signal";
3212	},
3213	);	3617	};
3214	}	3618	}
3215	}	3619	}
3216		3620
3217	sub write_runtime {	3621	sub write_runtime_sync {
3218	my $runtime = "$LOCALDIR/runtime";	3622	my $t0 = AE::time;
3219		3623
3220	# first touch the runtime file to show we are still running:	3624	# first touch the runtime file to show we are still running:
3221	# the fsync below can take a very very long time.	3625	# the fsync below can take a very very long time.
3222		3626
3223	IO::AIO::aio_utime $runtime, undef, undef;	3627	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3224		3628
3225	my $guard = cf::lock_acquire "write_runtime";	3629	my $guard = cf::lock_acquire "write_runtime";
3226		3630
3227	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3631	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3228	or return;	3632	or return;
3229		3633
3230	my $value = $cf::RUNTIME + 90 + 10;	3634	my $value = $cf::RUNTIME + 90 + 10;
3231	# 10 is the runtime save interval, for a monotonic clock	3635	# 10 is the runtime save interval, for a monotonic clock
3232	# 60 allows for the watchdog to kill the server.	3636	# 60 allows for the watchdog to kill the server.
…		…
3242	aio_utime $fh, undef, undef;	3646	aio_utime $fh, undef, undef;
3243		3647
3244	close $fh	3648	close $fh
3245	or return;	3649	or return;
3246		3650
3247	aio_rename "$runtime~", $runtime	3651	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3248	and return;	3652	and return;
3249		3653
3250	warn "runtime file written.\n";	3654	warn sprintf "runtime file written (%gs).\n", AE::time - $t0;
3251		3655
3252	1	3656	1
		3657	}
		3658
		3659	our $uuid_lock;
		3660	our $uuid_skip;
		3661
		3662	sub write_uuid_sync($) {
		3663	$uuid_skip ||= $_[0];
		3664
		3665	return if $uuid_lock;
		3666	local $uuid_lock = 1;
		3667
		3668	my $uuid = "$LOCALDIR/uuid";
		3669
		3670	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3671	or return;
		3672
		3673	my $value = uuid_seq uuid_cur;
		3674
		3675	unless ($value) {
		3676	warn "cowardly refusing to write zero uuid value!\n";
		3677	return;
		3678	}
		3679
		3680	my $value = uuid_str $value + $uuid_skip;
		3681	$uuid_skip = 0;
		3682
		3683	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3684	and return;
		3685
		3686	# always fsync - this file is important
		3687	aio_fsync $fh
		3688	and return;
		3689
		3690	close $fh
		3691	or return;
		3692
		3693	aio_rename "$uuid~", $uuid
		3694	and return;
		3695
		3696	warn "uuid file written ($value).\n";
		3697
		3698	1
		3699
		3700	}
		3701
		3702	sub write_uuid($$) {
		3703	my ($skip, $sync) = @_;
		3704
		3705	$sync ? write_uuid_sync $skip
		3706	: async { write_uuid_sync $skip };
3253	}	3707	}
3254		3708
3255	sub emergency_save() {	3709	sub emergency_save() {
3256	my $freeze_guard = cf::freeze_mainloop;	3710	my $freeze_guard = cf::freeze_mainloop;
3257		3711
3258	warn "enter emergency perl save\n";	3712	warn "emergency_perl_save: enter\n";
3259		3713
3260	cf::sync_job {	3714	cf::sync_job {
		3715	# this is a trade-off: we want to be very quick here, so
		3716	# save all maps without fsync, and later call a global sync
		3717	# (which in turn might be very very slow)
		3718	local $USE_FSYNC = 0;
		3719
3261	# use a peculiar iteration method to avoid tripping on perl	3720	# use a peculiar iteration method to avoid tripping on perl
3262	# refcount bugs in for. also avoids problems with players	3721	# refcount bugs in for. also avoids problems with players
3263	# and maps saved/destroyed asynchronously.	3722	# and maps saved/destroyed asynchronously.
3264	warn "begin emergency player save\n";	3723	warn "emergency_perl_save: begin player save\n";
3265	for my $login (keys %cf::PLAYER) {	3724	for my $login (keys %cf::PLAYER) {
3266	my $pl = $cf::PLAYER{$login} or next;	3725	my $pl = $cf::PLAYER{$login} or next;
3267	$pl->valid or next;	3726	$pl->valid or next;
		3727	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3268	$pl->save;	3728	$pl->save;
3269	}	3729	}
3270	warn "end emergency player save\n";	3730	warn "emergency_perl_save: end player save\n";
3271		3731
3272	warn "begin emergency map save\n";	3732	warn "emergency_perl_save: begin map save\n";
3273	for my $path (keys %cf::MAP) {	3733	for my $path (keys %cf::MAP) {
3274	my $map = $cf::MAP{$path} or next;	3734	my $map = $cf::MAP{$path} or next;
3275	$map->valid or next;	3735	$map->valid or next;
3276	$map->save;	3736	$map->save;
3277	}	3737	}
3278	warn "end emergency map save\n";	3738	warn "emergency_perl_save: end map save\n";
3279		3739
3280	warn "begin emergency database checkpoint\n";	3740	warn "emergency_perl_save: begin database checkpoint\n";
3281	BDB::db_env_txn_checkpoint $DB_ENV;	3741	BDB::db_env_txn_checkpoint $DB_ENV;
3282	warn "end emergency database checkpoint\n";	3742	warn "emergency_perl_save: end database checkpoint\n";
		3743
		3744	warn "emergency_perl_save: begin write uuid\n";
		3745	write_uuid_sync 1;
		3746	warn "emergency_perl_save: end write uuid\n";
3283	};	3747	};
3284		3748
		3749	warn "emergency_perl_save: starting sync()\n";
		3750	IO::AIO::aio_sync sub {
		3751	warn "emergency_perl_save: finished sync()\n";
		3752	};
		3753
3285	warn "leave emergency perl save\n";	3754	warn "emergency_perl_save: leave\n";
3286	}	3755	}
3287		3756
3288	sub post_cleanup {	3757	sub post_cleanup {
3289	my ($make_core) = @_;	3758	my ($make_core) = @_;
3290		3759
3291	warn Carp::longmess "post_cleanup backtrace"	3760	warn Carp::longmess "post_cleanup backtrace"
3292	if $make_core;	3761	if $make_core;
		3762
		3763	my $fh = pidfile;
		3764	unlink $PIDFILE if <$fh> == $$;
		3765	}
		3766
		3767	# a safer delete_package, copied from Symbol
		3768	sub clear_package($) {
		3769	my $pkg = shift;
		3770
		3771	# expand to full symbol table name if needed
		3772	unless ($pkg =~ /^main::.*::$/) {
		3773	$pkg = "main$pkg" if $pkg =~ /^::/;
		3774	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3775	$pkg .= '::' unless $pkg =~ /::$/;
		3776	}
		3777
		3778	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3779	my $stem_symtab = *{$stem}{HASH};
		3780
		3781	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3782	or return;
		3783
		3784	# clear all symbols
		3785	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3786	for my $name (keys %$leaf_symtab) {
		3787	_gv_clear *{"$pkg$name"};
		3788	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3789	}
		3790	warn "cleared package $pkg\n";#d#
3293	}	3791	}
3294		3792
3295	sub do_reload_perl() {	3793	sub do_reload_perl() {
3296	# can/must only be called in main	3794	# can/must only be called in main
3297	if ($Coro::current != $Coro::main) {	3795	if ($Coro::current != $Coro::main) {
3298	warn "can only reload from main coroutine";	3796	warn "can only reload from main coroutine";
3299	return;	3797	return;
3300	}	3798	}
3301		3799
		3800	return if $RELOAD++;
		3801
		3802	my $t1 = AE::time;
		3803
		3804	while ($RELOAD) {
3302	warn "reloading...";	3805	warn "reloading...";
3303		3806
3304	warn "entering sync_job";	3807	warn "entering sync_job";
3305		3808
3306	cf::sync_job {	3809	cf::sync_job {
3307	cf::write_runtime; # external watchdog should not bark	3810	cf::write_runtime_sync; # external watchdog should not bark
3308	cf::emergency_save;	3811	cf::emergency_save;
3309	cf::write_runtime; # external watchdog should not bark	3812	cf::write_runtime_sync; # external watchdog should not bark
3310		3813
3311	warn "syncing database to disk";	3814	warn "syncing database to disk";
3312	BDB::db_env_txn_checkpoint $DB_ENV;	3815	BDB::db_env_txn_checkpoint $DB_ENV;
3313		3816
3314	# if anything goes wrong in here, we should simply crash as we already saved	3817	# if anything goes wrong in here, we should simply crash as we already saved
3315		3818
3316	warn "cancelling all WF_AUTOCANCEL watchers";
3317	for (Event::all_watchers) {
3318	$_->cancel if $_->data & WF_AUTOCANCEL;
3319	}
3320
3321	warn "flushing outstanding aio requests";	3819	warn "flushing outstanding aio requests";
3322	for (;;) {
3323	BDB::flush;
3324	IO::AIO::flush;
3325	Coro::cede;
3326	last unless IO::AIO::nreqs || BDB::nreqs;	3820	while (IO::AIO::nreqs || BDB::nreqs) {
3327	warn "iterate...";	3821	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3328	}
3329
3330	++$RELOAD;
3331
3332	warn "cancelling all extension coros";
3333	$_->cancel for values %EXT_CORO;
3334	%EXT_CORO = ();
3335
3336	warn "removing commands";
3337	%COMMAND = ();
3338
3339	warn "removing ext/exti commands";
3340	%EXTCMD = ();
3341	%EXTICMD = ();
3342
3343	warn "unloading/nuking all extensions";
3344	for my $pkg (@EXTS) {
3345	warn "... unloading $pkg";
3346
3347	if (my $cb = $pkg->can ("unload")) {
3348	eval {
3349	$cb->($pkg);
3350	1
3351	} or warn "$pkg unloaded, but with errors: $@";
3352	}	3822	}
3353		3823
3354	warn "... nuking $pkg";	3824	warn "cancelling all extension coros";
3355	Symbol::delete_package $pkg;	3825	$_->cancel for values %EXT_CORO;
3356	}	3826	%EXT_CORO = ();
3357		3827
3358	warn "unloading all perl modules loaded from $LIBDIR";	3828	warn "removing commands";
3359	while (my ($k, $v) = each %INC) {	3829	%COMMAND = ();
3360	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3361		3830
		3831	warn "removing ext/exti commands";
		3832	%EXTCMD = ();
		3833	%EXTICMD = ();
		3834
		3835	warn "unloading/nuking all extensions";
		3836	for my $pkg (@EXTS) {
3362	warn "... unloading $k";	3837	warn "... unloading $pkg";
3363	delete $INC{$k};
3364		3838
3365	$k =~ s/\.pm$//;
3366	$k =~ s/\//::/g;
3367
3368	if (my $cb = $k->can ("unload_module")) {	3839	if (my $cb = $pkg->can ("unload")) {
		3840	eval {
3369	$cb->();	3841	$cb->($pkg);
		3842	1
		3843	} or warn "$pkg unloaded, but with errors: $@";
		3844	}
		3845
		3846	warn "... clearing $pkg";
		3847	clear_package $pkg;
3370	}	3848	}
3371		3849
3372	Symbol::delete_package $k;	3850	warn "unloading all perl modules loaded from $LIBDIR";
		3851	while (my ($k, $v) = each %INC) {
		3852	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3853
		3854	warn "... unloading $k";
		3855	delete $INC{$k};
		3856
		3857	$k =~ s/\.pm$//;
		3858	$k =~ s/\//::/g;
		3859
		3860	if (my $cb = $k->can ("unload_module")) {
		3861	$cb->();
		3862	}
		3863
		3864	clear_package $k;
3373	}	3865	}
3374		3866
3375	warn "getting rid of safe::, as good as possible";	3867	warn "getting rid of safe::, as good as possible";
3376	Symbol::delete_package "safe::$_"	3868	clear_package "safe::$_"
3377	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3869	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3378		3870
3379	warn "unloading cf.pm \"a bit\"";	3871	warn "unloading cf.pm \"a bit\"";
3380	delete $INC{"cf.pm"};	3872	delete $INC{"cf.pm"};
3381	delete $INC{"cf/pod.pm"};	3873	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3382		3874
3383	# don't, removes xs symbols, too,	3875	# don't, removes xs symbols, too,
3384	# and global variables created in xs	3876	# and global variables created in xs
3385	#Symbol::delete_package __PACKAGE__;	3877	#clear_package __PACKAGE__;
3386		3878
3387	warn "unload completed, starting to reload now";	3879	warn "unload completed, starting to reload now";
3388		3880
3389	warn "reloading cf.pm";	3881	warn "reloading cf.pm";
3390	require cf;	3882	require cf;
3391	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3883	cf::_connect_to_perl_1;
3392		3884
3393	warn "loading config and database again";	3885	warn "loading config and database again";
3394	cf::reload_config;	3886	cf::reload_config;
3395		3887
3396	warn "loading extensions";	3888	warn "loading extensions";
3397	cf::load_extensions;	3889	cf::load_extensions;
3398		3890
		3891	if ($REATTACH_ON_RELOAD) {
3399	warn "reattaching attachments to objects/players";	3892	warn "reattaching attachments to objects/players";
3400	_global_reattach; # objects, sockets	3893	_global_reattach; # objects, sockets
3401	warn "reattaching attachments to maps";	3894	warn "reattaching attachments to maps";
3402	reattach $_ for values %MAP;	3895	reattach $_ for values %MAP;
3403	warn "reattaching attachments to players";	3896	warn "reattaching attachments to players";
3404	reattach $_ for values %PLAYER;	3897	reattach $_ for values %PLAYER;
		3898	}
3405		3899
		3900	warn "running post_init jobs";
		3901	(pop @POST_INIT)->(1) while @POST_INIT;
		3902
3406	warn "leaving sync_job";	3903	warn "leaving sync_job";
3407		3904
3408	1	3905	1
3409	} or do {	3906	} or do {
3410	warn $@;	3907	warn $@;
3411	warn "error while reloading, exiting.";	3908	cf::cleanup "error while reloading, exiting.";
3412	exit 1;
3413	};	3909	};
3414		3910
3415	warn "reloaded";	3911	warn "reloaded";
		3912	--$RELOAD;
		3913	}
		3914
		3915	$t1 = AE::time - $t1;
		3916	warn "reload completed in ${t1}s\n";
3416	};	3917	};
3417		3918
3418	our $RELOAD_WATCHER; # used only during reload	3919	our $RELOAD_WATCHER; # used only during reload
3419		3920
3420	sub reload_perl() {	3921	sub reload_perl() {
3421	# doing reload synchronously and two reloads happen back-to-back,	3922	# doing reload synchronously and two reloads happen back-to-back,
3422	# coro crashes during coro_state_free->destroy here.	3923	# coro crashes during coro_state_free->destroy here.
3423		3924
3424	$RELOAD_WATCHER ||= Event->timer (	3925	$RELOAD_WATCHER ||= cf::async {
3425	reentrant => 0,	3926	Coro::AIO::aio_wait cache_extensions;
3426	after => 0,	3927
3427	data => WF_AUTOCANCEL,	3928	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3428	cb => sub {
3429	do_reload_perl;	3929	do_reload_perl;
3430	undef $RELOAD_WATCHER;	3930	undef $RELOAD_WATCHER;
3431	},	3931	};
3432	);	3932	};
3433	}	3933	}
3434		3934
3435	register_command "reload" => sub {	3935	register_command "reload" => sub {
3436	my ($who, $arg) = @_;	3936	my ($who, $arg) = @_;
3437		3937
3438	if ($who->flag (FLAG_WIZ)) {	3938	if ($who->flag (FLAG_WIZ)) {
3439	$who->message ("reloading server.");	3939	$who->message ("reloading server.");
		3940	async {
		3941	$Coro::current->{desc} = "perl_reload";
3440	async { reload_perl };	3942	reload_perl;
		3943	};
3441	}	3944	}
3442	};	3945	};
3443		3946
3444	unshift @INC, $LIBDIR;	3947	unshift @INC, $LIBDIR;
3445		3948
…		…
3447		3950
3448	our @WAIT_FOR_TICK;	3951	our @WAIT_FOR_TICK;
3449	our @WAIT_FOR_TICK_BEGIN;	3952	our @WAIT_FOR_TICK_BEGIN;
3450		3953
3451	sub wait_for_tick {	3954	sub wait_for_tick {
3452	return unless $TICK_WATCHER->is_active;
3453	return if $Coro::current == $Coro::main;	3955	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3454		3956
3455	my $signal = new Coro::Signal;	3957	my $signal = new Coro::Signal;
3456	push @WAIT_FOR_TICK, $signal;	3958	push @WAIT_FOR_TICK, $signal;
3457	$signal->wait;	3959	$signal->wait;
3458	}	3960	}
3459		3961
3460	sub wait_for_tick_begin {	3962	sub wait_for_tick_begin {
3461	return unless $TICK_WATCHER->is_active;
3462	return if $Coro::current == $Coro::main;	3963	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3463		3964
3464	my $signal = new Coro::Signal;	3965	my $signal = new Coro::Signal;
3465	push @WAIT_FOR_TICK_BEGIN, $signal;	3966	push @WAIT_FOR_TICK_BEGIN, $signal;
3466	$signal->wait;	3967	$signal->wait;
3467	}	3968	}
3468		3969
3469	$TICK_WATCHER = Event->timer (	3970	sub tick {
3470	reentrant => 0,
3471	parked => 1,
3472	prio => 0,
3473	at => $NEXT_TICK || $TICK,
3474	data => WF_AUTOCANCEL,
3475	cb => sub {
3476	if ($Coro::current != $Coro::main) {	3971	if ($Coro::current != $Coro::main) {
3477	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3972	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3478	unless ++$bug_warning > 10;	3973	unless ++$bug_warning > 10;
3479	return;	3974	return;
3480	}	3975	}
3481		3976
3482	$NOW = $tick_start = Event::time;
3483
3484	cf::server_tick; # one server iteration	3977	cf::server_tick; # one server iteration
3485		3978
3486	$RUNTIME += $TICK;	3979	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3487	$NEXT_TICK += $TICK;
3488		3980
3489	if ($NOW >= $NEXT_RUNTIME_WRITE) {	3981	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3490	$NEXT_RUNTIME_WRITE = $NOW + 10;	3982	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3491	Coro::async_pool {	3983	Coro::async_pool {
		3984	$Coro::current->{desc} = "runtime saver";
3492	write_runtime	3985	write_runtime_sync
3493	or warn "ERROR: unable to write runtime file: $!";	3986	or warn "ERROR: unable to write runtime file: $!";
3494	};
3495	}	3987	};
		3988	}
3496		3989
3497	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3990	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3498	$sig->send;	3991	$sig->send;
3499	}	3992	}
3500	while (my $sig = shift @WAIT_FOR_TICK) {	3993	while (my $sig = shift @WAIT_FOR_TICK) {
3501	$sig->send;	3994	$sig->send;
3502	}	3995	}
3503		3996
3504	$NOW = Event::time;	3997	$LOAD = ($NOW - $TICK_START) / $TICK;
3505
3506	# if we are delayed by four ticks or more, skip them all
3507	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3508
3509	$TICK_WATCHER->at ($NEXT_TICK);
3510	$TICK_WATCHER->start;
3511
3512	$LOAD = ($NOW - $tick_start) / $TICK;
3513	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3998	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3514		3999
3515	_post_tick;	4000	if (0) {
		4001	if ($NEXT_TICK) {
		4002	my $jitter = $TICK_START - $NEXT_TICK;
		4003	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4004	warn "jitter $JITTER\n";#d#
		4005	}
3516	},	4006	}
3517	);	4007	}
3518		4008
3519	{	4009	{
		4010	# configure BDB
		4011
3520	BDB::min_parallel 8;	4012	BDB::min_parallel 16;
3521	BDB::max_poll_time $TICK * 0.1;	4013	BDB::max_poll_reqs $TICK * 0.1;
3522	$BDB_POLL_WATCHER = Event->io (	4014	$AnyEvent::BDB::WATCHER->priority (1);
3523	reentrant => 0,
3524	fd => BDB::poll_fileno,
3525	poll => 'r',
3526	prio => 0,
3527	data => WF_AUTOCANCEL,
3528	cb => \&BDB::poll_cb,
3529	);
3530
3531	BDB::set_sync_prepare {
3532	my $status;
3533	my $current = $Coro::current;
3534	(
3535	sub {
3536	$status = $!;
3537	$current->ready; undef $current;
3538	},
3539	sub {
3540	Coro::schedule while defined $current;
3541	$! = $status;
3542	},
3543	)
3544	};
3545		4015
3546	unless ($DB_ENV) {	4016	unless ($DB_ENV) {
3547	$DB_ENV = BDB::db_env_create;	4017	$DB_ENV = BDB::db_env_create;
3548	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	4018	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3549	| BDB::LOG_AUTOREMOVE, 1);	4019	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4020	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3550	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	4021	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3551	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	4022	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3552		4023
3553	cf::sync_job {	4024	cf::sync_job {
3554	eval {	4025	eval {
…		…
3564		4035
3565	cf::cleanup "db_env_open(db): $@" if $@;	4036	cf::cleanup "db_env_open(db): $@" if $@;
3566	};	4037	};
3567	}	4038	}
3568		4039
3569	$BDB_DEADLOCK_WATCHER = Event->timer (	4040	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3570	after => 3,
3571	interval => 1,
3572	hard => 1,
3573	prio => 0,
3574	data => WF_AUTOCANCEL,
3575	cb => sub {
3576	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };	4041	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3577	},
3578	);	4042	};
3579	$BDB_CHECKPOINT_WATCHER = Event->timer (	4043	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3580	after => 11,
3581	interval => 60,
3582	hard => 1,
3583	prio => 0,
3584	data => WF_AUTOCANCEL,
3585	cb => sub {
3586	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4044	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3587	},
3588	);	4045	};
3589	$BDB_TRICKLE_WATCHER = Event->timer (	4046	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3590	after => 5,
3591	interval => 10,
3592	hard => 1,
3593	prio => 0,
3594	data => WF_AUTOCANCEL,
3595	cb => sub {
3596	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4047	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3597	},
3598	);	4048	};
3599	}	4049	}
3600		4050
3601	{	4051	{
		4052	# configure IO::AIO
		4053
3602	IO::AIO::min_parallel 8;	4054	IO::AIO::min_parallel 8;
3603
3604	undef $Coro::AIO::WATCHER;
3605	IO::AIO::max_poll_time $TICK * 0.1;	4055	IO::AIO::max_poll_time $TICK * 0.1;
3606	$AIO_POLL_WATCHER = Event->io (	4056	undef $AnyEvent::AIO::WATCHER;
3607	reentrant => 0,
3608	data => WF_AUTOCANCEL,
3609	fd => IO::AIO::poll_fileno,
3610	poll => 'r',
3611	prio => 6,
3612	cb => \&IO::AIO::poll_cb,
3613	);
3614	}	4057	}
3615		4058
3616	my $_log_backtrace;	4059	my $_log_backtrace;
3617		4060
3618	sub _log_backtrace {	4061	sub _log_backtrace {
…		…
3621	$msg =~ s/\n//;	4064	$msg =~ s/\n//;
3622		4065
3623	# limit the # of concurrent backtraces	4066	# limit the # of concurrent backtraces
3624	if ($_log_backtrace < 2) {	4067	if ($_log_backtrace < 2) {
3625	++$_log_backtrace;	4068	++$_log_backtrace;
		4069	my $perl_bt = Carp::longmess $msg;
3626	async {	4070	async {
		4071	$Coro::current->{desc} = "abt $msg";
		4072
3627	my @bt = fork_call {	4073	my @bt = fork_call {
3628	@addr = map { sprintf "%x", $_ } @addr;	4074	@addr = map { sprintf "%x", $_ } @addr;
3629	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4075	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3630	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4076	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3631	or die "addr2line: $!";	4077	or die "addr2line: $!";
…		…
3639	}	4085	}
3640		4086
3641	@funcs	4087	@funcs
3642	};	4088	};
3643		4089
3644	LOG llevInfo, "[ABT] $msg\n";	4090	LOG llevInfo, "[ABT] $perl_bt\n";
		4091	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3645	LOG llevInfo, "[ABT] $_\n" for @bt;	4092	LOG llevInfo, "[ABT] $_\n" for @bt;
3646	--$_log_backtrace;	4093	--$_log_backtrace;
3647	};	4094	};
3648	} else {	4095	} else {
3649	LOG llevInfo, "[ABT] $msg\n";	4096	LOG llevInfo, "[ABT] $msg\n";
3650	LOG llevInfo, "[ABT] [suppressed]\n";	4097	LOG llevInfo, "[ABT] [suppressed]\n";
3651	}	4098	}
3652	}	4099	}
3653		4100
3654	# load additional modules	4101	# load additional modules
3655	use cf::pod;	4102	require "cf/$_.pm" for @EXTRA_MODULES;
		4103	cf::_connect_to_perl_2;
3656		4104
3657	END { cf::emergency_save }	4105	END { cf::emergency_save }
3658		4106
3659	1	4107	1
3660		4108

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