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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.361 by root, Sun Sep 9 12:52:48 2007 UTC vs.
Revision 1.514 by root, Mon Apr 12 17:13:36 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
		121	our $BDB_DEADLOCK_WATCHER;
		122	our $BDB_CHECKPOINT_WATCHER;
84	our $BDB_POLL_WATCHER;	123	our $BDB_TRICKLE_WATCHER;
85	our $DB_ENV;	124	our $DB_ENV;
		125
		126	our @EXTRA_MODULES = qw(pod match mapscript);
86		127
87	our %CFG;	128	our %CFG;
88		129
89	our $UPTIME; $UPTIME ||= time;	130	our $UPTIME; $UPTIME ||= time;
90	our $RUNTIME;	131	our $RUNTIME;
		132	our $NOW;
91		133
92	our (%PLAYER, %PLAYER_LOADING); # all users	134	our (%PLAYER, %PLAYER_LOADING); # all users
93	our (%MAP, %MAP_LOADING ); # all maps	135	our (%MAP, %MAP_LOADING ); # all maps
94	our $LINK_MAP; # the special {link} map, which is always available	136	our $LINK_MAP; # the special {link} map, which is always available
95		137
96	# 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 ∕
97	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	139	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
98		140
99	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)
100	our $LOADAVG; # same thing, but with alpha-smoothing	142	our $LOADAVG; # same thing, but with alpha-smoothing
		143	our $JITTER; # average jitter
101	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 $REALLY_UNLOOP; # never set to true, please :)
102		150
103	binmode STDOUT;	151	binmode STDOUT;
104	binmode STDERR;	152	binmode STDERR;
105		153
106	# read virtual server time, if available	154	# read virtual server time, if available
107	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	155	unless ($RUNTIME || !-e $RUNTIMEFILE) {
108	open my $fh, "<", "$LOCALDIR/runtime"	156	open my $fh, "<", $RUNTIMEFILE
109	or die "unable to read runtime file: $!";	157	or die "unable to read $RUNTIMEFILE file: $!";
110	$RUNTIME = <$fh> + 0.;	158	$RUNTIME = <$fh> + 0.;
111	}	159	}
		160
		161	eval "sub TICK() { $TICK } 1" or die;
112		162
113	mkdir $_	163	mkdir $_
114	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	164	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
115		165
116	our $EMERGENCY_POSITION;	166	our $EMERGENCY_POSITION;
117		167
118	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::"} };
119		180
120	#############################################################################	181	#############################################################################
121		182
122	=head2 GLOBAL VARIABLES	183	=head2 GLOBAL VARIABLES
123		184
…		…
159		220
160	The raw value load value from the last tick.	221	The raw value load value from the last tick.
161		222
162	=item %cf::CFG	223	=item %cf::CFG
163		224
164	Configuration for the server, loaded from C</etc/crossfire/config>, or	225	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
165	from wherever your confdir points to.	226	from wherever your confdir points to.
166		227
167	=item cf::wait_for_tick, cf::wait_for_tick_begin	228	=item cf::wait_for_tick, cf::wait_for_tick_begin
168		229
169	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
170	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
171	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.
172		233
173	=item @cf::INVOKE_RESULTS	234	=item @cf::INVOKE_RESULTS
174		235
175	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
176	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
177	that call.	238	that call.
178		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
179	=back	246	=back
180		247
181	=cut	248	=cut
182		249
183	BEGIN {	250	$Coro::State::WARNHOOK = sub {
184	*CORE::GLOBAL::warn = sub {
185	my $msg = join "", @_;	251	my $msg = join "", @_;
186		252
187	$msg .= "\n"	253	$msg .= "\n"
188	unless $msg =~ /\n$/;	254	unless $msg =~ /\n$/;
189		255
190	$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;
191		257
192	utf8::encode $msg;
193	LOG llevError, $msg;	258	LOG llevError, $msg;
194	};	259	};
195	}	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	};
196		274
197	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	275	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
198	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	276	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
199	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	277	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
200	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	278	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
207	for my $pkg (qw(	285	for my $pkg (qw(
208	cf::global cf::attachable	286	cf::global cf::attachable
209	cf::object cf::object::player	287	cf::object cf::object::player
210	cf::client cf::player	288	cf::client cf::player
211	cf::arch cf::living	289	cf::arch cf::living
		290	cf::map cf::mapspace
212	cf::map cf::party cf::region	291	cf::party cf::region
213	)) {	292	)) {
214	no strict 'refs';
215	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	293	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
216	}	294	}
217		295
218	$Event::DIED = sub {	296	$EV::DIED = sub {
219	warn "error in event callback: @_";	297	Carp::cluck "error in event callback: @_";
220	};	298	};
221		299
222	#############################################################################	300	#############################################################################
223		301
224	=head2 UTILITY FUNCTIONS	302	=head2 UTILITY FUNCTIONS
…		…
246	$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;
247	$d	325	$d
248	} || "[unable to dump $_[0]: '$@']";	326	} || "[unable to dump $_[0]: '$@']";
249	}	327	}
250		328
251	=item $ref = cf::from_json $json	329	=item $ref = cf::decode_json $json
252		330
253	Converts a JSON string into the corresponding perl data structure.	331	Converts a JSON string into the corresponding perl data structure.
254		332
255	=item $json = cf::to_json $ref	333	=item $json = cf::encode_json $ref
256		334
257	Converts a perl data structure into its JSON representation.	335	Converts a perl data structure into its JSON representation.
258		336
259	=cut	337	=cut
260		338
261	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	339	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
262		340
263	sub to_json ($) { $json_coder->encode ($_[0]) }	341	sub encode_json($) { $json_coder->encode ($_[0]) }
264	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	}
265		357
266	=item cf::lock_wait $string	358	=item cf::lock_wait $string
267		359
268	Wait until the given lock is available. See cf::lock_acquire.	360	Wait until the given lock is available. See cf::lock_acquire.
269		361
270	=item my $lock = cf::lock_acquire $string	362	=item my $lock = cf::lock_acquire $string
271		363
272	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
273	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,
274	for example when the coroutine gets canceled), the lock is automatically	366	for example when the coroutine gets canceled), the lock is automatically
275	returned.	367	returned.
276		368
277	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
278	deadlocked coro.	370	deadlocked coro.
…		…
284		376
285	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.
286		378
287	=cut	379	=cut
288		380
289	our %LOCK;	381	our $LOCKS = new Coro::SemaphoreSet;
290	our %LOCKER;#d#
291		382
292	sub lock_wait($) {	383	sub lock_wait($) {
293	my ($key) = @_;	384	$LOCKS->wait ($_[0]);
294
295	if ($LOCKER{$key} == $Coro::current) {#d#
296	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
297	return;#d#
298	}#d#
299
300	# wait for lock, if any
301	while ($LOCK{$key}) {
302	push @{ $LOCK{$key} }, $Coro::current;
303	Coro::schedule;
304	}
305	}	385	}
306		386
307	sub lock_acquire($) {	387	sub lock_acquire($) {
308	my ($key) = @_;	388	$LOCKS->guard ($_[0])
309
310	# wait, to be sure we are not locked
311	lock_wait $key;
312
313	$LOCK{$key} = [];
314	$LOCKER{$key} = $Coro::current;#d#
315
316	Coro::guard {
317	delete $LOCKER{$key};#d#
318	# wake up all waiters, to be on the safe side
319	$_->ready for @{ delete $LOCK{$key} };
320	}
321	}	389	}
322		390
323	sub lock_active($) {	391	sub lock_active($) {
324	my ($key) = @_;	392	$LOCKS->count ($_[0]) < 1
325
326	! ! $LOCK{$key}
327	}	393	}
328		394
329	sub freeze_mainloop {	395	sub freeze_mainloop {
330	return unless $TICK_WATCHER->is_active;	396	tick_inhibit_inc;
331		397
332	my $guard = Coro::guard {	398	&Guard::guard (\&tick_inhibit_dec);
333	$TICK_WATCHER->start;	399	}
334	};	400
335	$TICK_WATCHER->stop;	401	=item cf::periodic $interval, $cb
336	$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($$) {
		409	my ($interval, $cb) = @_;
		410
		411	my $start = rand List::Util::min 180, $interval;
		412
		413	EV::periodic $start, $interval, 0, $cb
337	}	414	}
338		415
339	=item cf::get_slot $time[, $priority[, $name]]	416	=item cf::get_slot $time[, $priority[, $name]]
340		417
341	Allocate $time seconds of blocking CPU time at priority C<$priority>:	418	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
349		426
350	=cut	427	=cut
351		428
352	our @SLOT_QUEUE;	429	our @SLOT_QUEUE;
353	our $SLOT_QUEUE;	430	our $SLOT_QUEUE;
		431	our $SLOT_DECAY = 0.9;
354		432
355	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	433	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
356	$SLOT_QUEUE = Coro::async {	434	$SLOT_QUEUE = Coro::async {
		435	$Coro::current->desc ("timeslot manager");
		436
357	my $signal = new Coro::Signal;	437	my $signal = new Coro::Signal;
		438	my $busy;
358		439
359	while () {	440	while () {
360	next_job:	441	next_job:
		442
361	my $avail = cf::till_tick;	443	my $avail = cf::till_tick;
362	if ($avail > 0.01) {	444
363	for (0 .. $#SLOT_QUEUE) {	445	for (0 .. $#SLOT_QUEUE) {
364	if ($SLOT_QUEUE[$_][0] < $avail) {	446	if ($SLOT_QUEUE[$_][0] <= $avail) {
		447	$busy = 0;
365	my $job = splice @SLOT_QUEUE, $_, 1, ();	448	my $job = splice @SLOT_QUEUE, $_, 1, ();
366	$job->[2]->send;	449	$job->[2]->send;
367	Coro::cede;	450	Coro::cede;
368	goto next_job;	451	goto next_job;
369	}	452	} else {
		453	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
370	}	454	}
371	}	455	}
372		456
373	if (@SLOT_QUEUE) {	457	if (@SLOT_QUEUE) {
374	# we do not use wait_For_tick() as it returns immediately when tick is inactive	458	# we do not use wait_for_tick() as it returns immediately when tick is inactive
375	push @cf::WAIT_FOR_TICK, $signal;	459	push @cf::WAIT_FOR_TICK, $signal;
376	$signal->wait;	460	$signal->wait;
377	} else {	461	} else {
		462	$busy = 0;
378	Coro::schedule;	463	Coro::schedule;
379	}	464	}
380	}	465	}
381	};	466	};
382		467
383	sub get_slot($;$$) {	468	sub get_slot($;$$) {
		469	return if tick_inhibit || $Coro::current == $Coro::main;
		470
384	my ($time, $pri, $name) = @_;	471	my ($time, $pri, $name) = @_;
385		472
386	$time = $TICK * .6 if $time > $TICK * .6;	473	$time = clamp $time, 0.01, $TICK * .6;
		474
387	my $sig = new Coro::Signal;	475	my $sig = new Coro::Signal;
388		476
389	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	477	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
390	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	478	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
391	$SLOT_QUEUE->ready;	479	$SLOT_QUEUE->ready;
…		…
402		490
403	BEGIN { *async = \&Coro::async_pool }	491	BEGIN { *async = \&Coro::async_pool }
404		492
405	=item cf::sync_job { BLOCK }	493	=item cf::sync_job { BLOCK }
406		494
407	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	495	The design of Deliantra requires that the main coroutine ($Coro::main)
408	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
409	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
410	acceptable.	498	acceptable.
411		499
412	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
413	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
…		…
418		506
419	sub sync_job(&) {	507	sub sync_job(&) {
420	my ($job) = @_;	508	my ($job) = @_;
421		509
422	if ($Coro::current == $Coro::main) {	510	if ($Coro::current == $Coro::main) {
423	my $time = Event::time;	511	my $time = AE::time;
424		512
425	# this is the main coro, too bad, we have to block	513	# this is the main coro, too bad, we have to block
426	# till the operation succeeds, freezing the server :/	514	# till the operation succeeds, freezing the server :/
427		515
428	# TODO: use suspend/resume instead	516	LOG llevError, Carp::longmess "sync job";#d#
429	# (but this is cancel-safe)	517
430	my $freeze_guard = freeze_mainloop;	518	my $freeze_guard = freeze_mainloop;
431		519
432	my $busy = 1;	520	my $busy = 1;
433	my @res;	521	my @res;
434		522
435	(async {	523	(async {
		524	$Coro::current->desc ("sync job coro");
436	@res = eval { $job->() };	525	@res = eval { $job->() };
437	warn $@ if $@;	526	warn $@ if $@;
438	undef $busy;	527	undef $busy;
439	})->prio (Coro::PRIO_MAX);	528	})->prio (Coro::PRIO_MAX);
440		529
441	while ($busy) {	530	while ($busy) {
442	Coro::cede or Event::one_event;	531	if (Coro::nready) {
		532	Coro::cede_notself;
		533	} else {
		534	EV::loop EV::LOOP_ONESHOT;
443	}	535	}
		536	}
444		537
445	$time = Event::time - $time;	538	my $time = AE::time - $time;
446		539
447	LOG llevError | logBacktrace, Carp::longmess "long sync job"
448	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
449
450	$tick_start += $time; # do not account sync jobs to server load	540	$TICK_START += $time; # do not account sync jobs to server load
451		541
452	wantarray ? @res : $res[0]	542	wantarray ? @res : $res[0]
453	} else {	543	} else {
454	# we are in another coroutine, how wonderful, everything just works	544	# we are in another coroutine, how wonderful, everything just works
455		545
…		…
480	=item fork_call { }, $args	570	=item fork_call { }, $args
481		571
482	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
483	process, returning the results. Everything must be serialisable with	573	process, returning the results. Everything must be serialisable with
484	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
485	never block itself or use any form of Event handling.	575	never block itself or use any form of event handling.
486		576
487	=cut	577	=cut
488		578
489	sub fork_call(&@) {	579	sub fork_call(&@) {
490	my ($cb, @args) = @_;	580	my ($cb, @args) = @_;
…		…
499	}, @args;	589	}, @args;
500		590
501	wantarray ? @res : $res[-1]	591	wantarray ? @res : $res[-1]
502	}	592	}
503		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
		630	}
		631
504	=item $value = cf::db_get $family => $key	632	=item $value = cf::db_get $family => $key
505		633
506	Returns a single value from the environment database.	634	Returns a single value from the environment database.
507		635
508	=item cf::db_put $family => $key => $value	636	=item cf::db_put $family => $key => $value
509		637
510	Stores the given C<$value> in the family. It can currently store binary	638	Stores the given C<$value> in the family. It can currently store binary
511	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	639	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
512		640
		641	=item $db = cf::db_table "name"
		642
		643	Create and/or open a new database table. The string must not be "db" and must be unique
		644	within each server.
		645
513	=cut	646	=cut
		647
		648	sub db_table($) {
		649	my ($name) = @_;
		650	my $db = BDB::db_create $DB_ENV;
		651
		652	eval {
		653	$db->set_flags (BDB::CHKSUM);
		654
		655	utf8::encode $name;
		656	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		657	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		658	cf::cleanup "db_open(db): $!" if $!;
		659	};
		660	cf::cleanup "db_open(db): $@" if $@;
		661
		662	$db
		663	}
514		664
515	our $DB;	665	our $DB;
516		666
517	sub db_init {	667	sub db_init {
518	unless ($DB) {
519	$DB = BDB::db_create $DB_ENV;
520
521	cf::sync_job {	668	cf::sync_job {
522	eval {	669	$DB ||= db_table "db";
523	$DB->set_flags (BDB::CHKSUM);
524
525	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
526	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
527	cf::cleanup "db_open(db): $!" if $!;
528	};
529	cf::cleanup "db_open(db): $@" if $@;
530	};
531	}	670	};
532	}	671	}
533		672
534	sub db_get($$) {	673	sub db_get($$) {
535	my $key = "$_[0]/$_[1]";	674	my $key = "$_[0]/$_[1]";
536		675
…		…
634		773
635	#############################################################################	774	#############################################################################
636		775
637	=head2 ATTACHABLE OBJECTS	776	=head2 ATTACHABLE OBJECTS
638		777
639	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
640	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")
641	to it. All such attachable objects support the following methods.	780	to it. All such attachable objects support the following methods.
642		781
643	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>
644	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
645	Crossfire TRT).	784	Deliantra).
646		785
647	=over 4	786	=over 4
648		787
649	=item $attachable->attach ($attachment, key => $value...)	788	=item $attachable->attach ($attachment, key => $value...)
650		789
…		…
694	=item cf::CLASS::attachment $name, ...	833	=item cf::CLASS::attachment $name, ...
695		834
696	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
697	given CLASS can refer to this attachment.	836	given CLASS can refer to this attachment.
698		837
699	Some classes such as crossfire maps and objects can specify attachments	838	Some classes such as deliantra maps and objects can specify attachments
700	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.
701		840
702	These calls expect any number of the following handler/hook descriptions:	841	These calls expect any number of the following handler/hook descriptions:
703		842
704	=over 4	843	=over 4
…		…
932	}	1071	}
933		1072
934	0	1073	0
935	}	1074	}
936		1075
937	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1076	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
938		1077
939	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1078	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
940		1079
941	Generate an object-specific event with the given arguments.	1080	Generate an object-specific event with the given arguments.
942		1081
…		…
948		1087
949	=cut	1088	=cut
950		1089
951	#############################################################################	1090	#############################################################################
952	# object support	1091	# object support
953	#
954		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#
955	sub _can_merge {	1126	sub _can_merge {
956	my ($ob1, $ob2) = @_;	1127	my ($ob1, $ob2) = @_;
957		1128
958	local $Storable::canonical = 1;	1129	++$SLOW_MERGES;#d#
959	my $fob1 = Storable::freeze $ob1;
960	my $fob2 = Storable::freeze $ob2;
961		1130
962	$fob1 eq $fob2	1131	# we do the slow way here
		1132	return _object_equal $ob1, $ob2
963	}	1133	}
964		1134
965	sub reattach {	1135	sub reattach {
966	# basically do the same as instantiate, without calling instantiate	1136	# basically do the same as instantiate, without calling instantiate
967	my ($obj) = @_;	1137	my ($obj) = @_;
968		1138
		1139	# no longer needed after getting rid of delete_package?
969	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
970		1141
971	my $registry = $obj->registry;	1142	my $registry = $obj->registry;
972		1143
973	@$registry = ();	1144	@$registry = ();
974		1145
…		…
989	cf::attachable->attach (	1160	cf::attachable->attach (
990	prio => -1000000,	1161	prio => -1000000,
991	on_instantiate => sub {	1162	on_instantiate => sub {
992	my ($obj, $data) = @_;	1163	my ($obj, $data) = @_;
993		1164
994	$data = from_json $data;	1165	$data = decode_json $data;
995		1166
996	for (@$data) {	1167	for (@$data) {
997	my ($name, $args) = @$_;	1168	my ($name, $args) = @$_;
998		1169
999	$obj->attach ($name, %{$args || {} });	1170	$obj->attach ($name, %{$args || {} });
…		…
1013	);	1184	);
1014		1185
1015	sub object_freezer_save {	1186	sub object_freezer_save {
1016	my ($filename, $rdata, $objs) = @_;	1187	my ($filename, $rdata, $objs) = @_;
1017		1188
1018	my $guard = cf::lock_acquire "io";
1019
1020	sync_job {	1189	sync_job {
1021	if (length $$rdata) {	1190	if (length $$rdata) {
		1191	utf8::decode (my $decname = $filename);
1022	warn sprintf "saving %s (%d,%d)\n",	1192	warn sprintf "saving %s (%d,%d)\n",
1023	$filename, length $$rdata, scalar @$objs;	1193	$decname, length $$rdata, scalar @$objs;
1024		1194
1025	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1195	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1026	chmod SAVE_MODE, $fh;	1196	aio_chmod $fh, SAVE_MODE;
1027	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1197	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1028	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	}
1029	close $fh;	1202	aio_close $fh;
1030		1203
1031	if (@$objs) {	1204	if (@$objs) {
1032	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) {
1033	chmod SAVE_MODE, $fh;	1206	aio_chmod $fh, SAVE_MODE;
1034	my $data = Storable::nfreeze { version => 1, objs => $objs };	1207	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1035	aio_write $fh, 0, (length $data), $data, 0;	1208	aio_write $fh, 0, (length $data), $data, 0;
1036	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	}
1037	close $fh;	1213	aio_close $fh;
1038	aio_rename "$filename.pst~", "$filename.pst";	1214	aio_rename "$filename.pst~", "$filename.pst";
1039	}	1215	}
1040	} else {	1216	} else {
1041	aio_unlink "$filename.pst";	1217	aio_unlink "$filename.pst";
1042	}	1218	}
1043		1219
1044	aio_rename "$filename~", $filename;	1220	aio_rename "$filename~", $filename;
		1221
		1222	$filename =~ s%/[^/]+$%%;
		1223	aio_pathsync $filename if $cf::USE_FSYNC;
1045	} else {	1224	} else {
1046	warn "FATAL: $filename~: $!\n";	1225	warn "unable to save objects: $filename~: $!\n";
1047	}	1226	}
1048	} else {	1227	} else {
1049	aio_unlink $filename;	1228	aio_unlink $filename;
1050	aio_unlink "$filename.pst";	1229	aio_unlink "$filename.pst";
1051	}	1230	}
1052	};	1231	};
1053
1054	undef $guard;
1055	}	1232	}
1056		1233
1057	sub object_freezer_as_string {	1234	sub object_freezer_as_string {
1058	my ($rdata, $objs) = @_;	1235	my ($rdata, $objs) = @_;
1059		1236
…		…
1064		1241
1065	sub object_thawer_load {	1242	sub object_thawer_load {
1066	my ($filename) = @_;	1243	my ($filename) = @_;
1067		1244
1068	my ($data, $av);	1245	my ($data, $av);
1069
1070	my $guard = cf::lock_acquire "io";
1071		1246
1072	(aio_load $filename, $data) >= 0	1247	(aio_load $filename, $data) >= 0
1073	or return;	1248	or return;
1074		1249
1075	unless (aio_stat "$filename.pst") {	1250	unless (aio_stat "$filename.pst") {
1076	(aio_load "$filename.pst", $av) >= 0	1251	(aio_load "$filename.pst", $av) >= 0
1077	or return;	1252	or return;
1078		1253
1079	undef $guard;
1080	$av = eval { (Storable::thaw $av)->{objs} };	1254	my $st = eval { Coro::Storable::thaw $av };
		1255	$av = $st->{objs};
1081	}	1256	}
1082		1257
		1258	utf8::decode (my $decname = $filename);
1083	warn sprintf "loading %s (%d)\n",	1259	warn sprintf "loading %s (%d,%d)\n",
1084	$filename, length $data, scalar @{$av || []};	1260	$decname, length $data, scalar @{$av || []};
1085		1261
1086	($data, $av)	1262	($data, $av)
1087	}	1263	}
1088		1264
1089	=head2 COMMAND CALLBACKS	1265	=head2 COMMAND CALLBACKS
…		…
1145	my ($name, $cb) = @_;	1321	my ($name, $cb) = @_;
1146		1322
1147	$EXTICMD{$name} = $cb;	1323	$EXTICMD{$name} = $cb;
1148	}	1324	}
1149		1325
		1326	use File::Glob ();
		1327
1150	cf::player->attach (	1328	cf::player->attach (
1151	on_command => sub {	1329	on_unknown_command => sub {
1152	my ($pl, $name, $params) = @_;	1330	my ($pl, $name, $params) = @_;
1153		1331
1154	my $cb = $COMMAND{$name}	1332	my $cb = $COMMAND{$name}
1155	or return;	1333	or return;
1156		1334
…		…
1186		1364
1187	cf::override;	1365	cf::override;
1188	},	1366	},
1189	);	1367	);
1190		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
1191	sub load_extensions {	1382	sub load_extensions {
1192	cf::sync_job {	1383	cf::sync_job {
1193	my %todo;	1384	my %todo;
1194		1385
1195	for my $path (<$LIBDIR/*.ext>) {	1386	for my $path (<$LIBDIR/*.ext>) {
…		…
1214		1405
1215	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1406	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1216	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1407	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1217		1408
1218	$ext{source} =	1409	$ext{source} =
1219	"package $pkg; use strict; use utf8;\n"	1410	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1220	. "#line 1 \"$path\"\n{\n"	1411	. "#line 1 \"$path\"\n{\n"
1221	. $source	1412	. $source
1222	. "\n};\n1";	1413	. "\n};\n1";
1223		1414
1224	$todo{$base} = \%ext;	1415	$todo{$base} = \%ext;
1225	}	1416	}
1226		1417
		1418	my $pass = 0;
1227	my %done;	1419	my %done;
1228	while (%todo) {	1420	while (%todo) {
1229	my $progress;	1421	my $progress;
1230		1422
		1423	++$pass;
		1424
		1425	ext:
1231	while (my ($k, $v) = each %todo) {	1426	while (my ($k, $v) = each %todo) {
1232	for (split /,\s*/, $v->{meta}{depends}) {	1427	for (split /,\s*/, $v->{meta}{depends}) {
1233	goto skip	1428	next ext
1234	unless exists $done{$_};	1429	unless exists $done{$_};
1235	}	1430	}
1236		1431
1237	warn "... loading '$k' into '$v->{pkg}'\n";	1432	warn "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1238		1433
1239	unless (eval $v->{source}) {	1434	my $active = eval $v->{source};
		1435
		1436	if (length $@) {
1240	my $msg = $@ ? "$v->{path}: $@\n"	1437	warn "$v->{path}: $@\n";
1241	: "$v->{base}: extension inactive.\n";
1242		1438
		1439	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1243	if (exists $v->{meta}{mandatory}) {	1440	if exists $v->{meta}{mandatory};
1244	warn $msg;	1441	} else {
1245	warn "mandatory extension failed to load, exiting.\n";	1442	$done{$k} = delete $todo{$k};
1246	exit 1;	1443	push @EXTS, $v->{pkg};
1247	}	1444	$progress = 1;
1248		1445
1249	warn $msg;	1446	warn "$v->{base}: extension inactive.\n"
		1447	unless $active;
1250	}	1448	}
1251
1252	$done{$k} = delete $todo{$k};
1253	push @EXTS, $v->{pkg};
1254	$progress = 1;
1255	}	1449	}
1256		1450
1257	skip:	1451	unless ($progress) {
1258	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1452	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1259	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	}
1260	}	1459	}
1261	};	1460	};
1262	}	1461	}
1263		1462
1264	#############################################################################	1463	#############################################################################
1265		1464
1266	=back	1465	=back
1267		1466
1268	=head2 CORE EXTENSIONS	1467	=head2 CORE EXTENSIONS
1269		1468
1270	Functions and methods that extend core crossfire objects.	1469	Functions and methods that extend core deliantra objects.
1271		1470
1272	=cut	1471	=cut
1273		1472
1274	package cf::player;	1473	package cf::player;
1275		1474
…		…
1318		1517
1319	sub exists($) {	1518	sub exists($) {
1320	my ($login) = @_;	1519	my ($login) = @_;
1321		1520
1322	$cf::PLAYER{$login}	1521	$cf::PLAYER{$login}
1323	or cf::sync_job { !aio_stat path $login }	1522	or !aio_stat path $login
1324	}	1523	}
1325		1524
1326	sub find($) {	1525	sub find($) {
1327	return $cf::PLAYER{$_[0]} || do {	1526	return $cf::PLAYER{$_[0]} || do {
1328	my $login = $_[0];	1527	my $login = $_[0];
…		…
1338	aio_unlink +(playerdir $login) . "/$login.pl";	1537	aio_unlink +(playerdir $login) . "/$login.pl";
1339		1538
1340	my $f = new_from_file cf::object::thawer path $login	1539	my $f = new_from_file cf::object::thawer path $login
1341	or return;	1540	or return;
1342		1541
1343	$f->next;
1344	my $pl = cf::player::load_pl $f	1542	my $pl = cf::player::load_pl $f
1345	or return;	1543	or return;
		1544
1346	local $cf::PLAYER_LOADING{$login} = $pl;	1545	local $cf::PLAYER_LOADING{$login} = $pl;
1347	$f->resolve_delayed_derefs;	1546	$f->resolve_delayed_derefs;
1348	$cf::PLAYER{$login} = $pl	1547	$cf::PLAYER{$login} = $pl
1349	}	1548	}
1350	}	1549	}
1351	}	1550	}
1352		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
1353	sub save($) {	1565	sub save($) {
1354	my ($pl) = @_;	1566	my ($pl) = @_;
1355		1567
1356	return if $pl->{deny_save};	1568	return if $pl->{deny_save};
1357		1569
…		…
1360		1572
1361	return if $pl->{deny_save};	1573	return if $pl->{deny_save};
1362		1574
1363	aio_mkdir playerdir $pl, 0770;	1575	aio_mkdir playerdir $pl, 0770;
1364	$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];
1365		1582
1366	$pl->save_pl ($path);	1583	$pl->save_pl ($path);
1367	cf::cede_to_tick;	1584	cf::cede_to_tick;
1368	}	1585	}
1369		1586
…		…
1401	my ($pl) = @_;	1618	my ($pl) = @_;
1402		1619
1403	my $name = $pl->ob->name;	1620	my $name = $pl->ob->name;
1404		1621
1405	$pl->{deny_save} = 1;	1622	$pl->{deny_save} = 1;
1406	$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
1407		1624
1408	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1625	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1409	$pl->deactivate;	1626	$pl->deactivate;
		1627	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1628	$pl->ob->check_score;
1410	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1629	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1411	$pl->ns->destroy if $pl->ns;	1630	$pl->ns->destroy if $pl->ns;
1412		1631
1413	my $path = playerdir $pl;	1632	my $path = playerdir $pl;
1414	my $temp = "$path~$cf::RUNTIME~deleting~";	1633	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1453		1672
1454	for my $login (@$dirs) {	1673	for my $login (@$dirs) {
1455	my $path = path $login;	1674	my $path = path $login;
1456		1675
1457	# a .pst is a dead give-away for a valid player	1676	# a .pst is a dead give-away for a valid player
1458	unless (-e "$path.pst") {	1677	# if no pst file found, open and chekc for blocked users
		1678	if (aio_stat "$path.pst") {
1459	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1679	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1460	aio_read $fh, 0, 512, my $buf, 0 or next;	1680	aio_read $fh, 0, 512, my $buf, 0 or next;
1461	$buf !~ /^password -------------$/m or next; # official not-valid tag	1681	$buf !~ /^password -------------$/m or next; # official not-valid tag
1462	}	1682	}
1463		1683
…		…
1494	}	1714	}
1495		1715
1496	\@paths	1716	\@paths
1497	}	1717	}
1498		1718
1499	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1719	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1500		1720
1501	Expand crossfire pod fragments into protocol xml.	1721	Expand deliantra pod fragments into protocol xml.
1502
1503	=cut
1504
1505	sub expand_cfpod {
1506	((my $self), (local $_)) = @_;
1507
1508	# escape & and <
1509	s/&/&amp;/g;
1510	s/(?<![BIUGHT])</&lt;/g;
1511
1512	# this is buggy, it needs to properly take care of nested <'s
1513
1514	1 while
1515	# replace B<>, I<>, U<> etc.
1516	s/B<([^\>]*)>/<b>$1<\/b>/
1517	|| s/I<([^\>]*)>/<i>$1<\/i>/
1518	|| s/U<([^\>]*)>/<u>$1<\/u>/
1519	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1520	# replace G<male|female> tags
1521	|| s{G<([^>|]*)\|([^>]*)>}{
1522	$self->gender ? $2 : $1
1523	}ge
1524	# replace H<hint text>
1525	|| s{H<([^\>]*)>}
1526	{
1527	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1528	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1529	"")
1530	[$self->{hintmode}]
1531	}ge;
1532
1533	# create single paragraphs (very hackish)
1534	s/(?<=\S)\n(?=\w)/ /g;
1535
1536	# compress some whitespace
1537	s/\s+\n/\n/g; # ws line-ends
1538	s/\n\n+/\n/g; # double lines
1539	s/^\n+//; # beginning lines
1540	s/\n+$//; # ending lines
1541
1542	$_
1543	}
1544
1545	sub hintmode {
1546	$_[0]{hintmode} = $_[1] if @_ > 1;
1547	$_[0]{hintmode}
1548	}
1549		1722
1550	=item $player->ext_reply ($msgid, @msg)	1723	=item $player->ext_reply ($msgid, @msg)
1551		1724
1552	Sends an ext reply to the player.	1725	Sends an ext reply to the player.
1553		1726
…		…
1620	our $MAX_RESET = 3600;	1793	our $MAX_RESET = 3600;
1621	our $DEFAULT_RESET = 3000;	1794	our $DEFAULT_RESET = 3000;
1622		1795
1623	sub generate_random_map {	1796	sub generate_random_map {
1624	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
1625	# mit "rum" bekleckern, nicht	1801	# mit "rum" bekleckern, nicht
1626	$self->_create_random_map (	1802	$self->_create_random_map (
1627	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1803	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1628	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1804	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1629	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1805	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1630	$rmp->{exit_on_final_map},	1806	$rmp->{exit_on_final_map},
1631	$rmp->{xsize}, $rmp->{ysize},	1807	$rmp->{xsize}, $rmp->{ysize},
1632	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1808	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1633	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1809	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1751		1927
1752	# the temporary/swap location	1928	# the temporary/swap location
1753	sub save_path {	1929	sub save_path {
1754	my ($self) = @_;	1930	my ($self) = @_;
1755		1931
1756	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1932	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1757	"$TMPDIR/$path.map"	1933	"$TMPDIR/$path.map"
1758	}	1934	}
1759		1935
1760	# the unique path, undef == no special unique path	1936	# the unique path, undef == no special unique path
1761	sub uniq_path {	1937	sub uniq_path {
1762	my ($self) = @_;	1938	my ($self) = @_;
1763		1939
1764	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1940	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1765	"$UNIQUEDIR/$path"	1941	"$UNIQUEDIR/$path"
1766	}
1767
1768	# and all this just because we cannot iterate over
1769	# all maps in C++...
1770	sub change_all_map_light {
1771	my ($change) = @_;
1772
1773	$_->change_map_light ($change)
1774	for grep $_->outdoor, values %cf::MAP;
1775	}	1942	}
1776		1943
1777	sub decay_objects {	1944	sub decay_objects {
1778	my ($self) = @_;	1945	my ($self) = @_;
1779		1946
…		…
1863	sub find {	2030	sub find {
1864	my ($path, $origin) = @_;	2031	my ($path, $origin) = @_;
1865		2032
1866	$path = normalise $path, $origin && $origin->path;	2033	$path = normalise $path, $origin && $origin->path;
1867		2034
1868	cf::lock_wait "map_data:$path";#d#remove	2035	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1869	cf::lock_wait "map_find:$path";	2036	my $guard2 = cf::lock_acquire "map_find:$path";
1870		2037
1871	$cf::MAP{$path} || do {	2038	$cf::MAP{$path} || do {
1872	my $guard1 = cf::lock_acquire "map_find:$path";
1873	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1874
1875	my $map = new_from_path cf::map $path	2039	my $map = new_from_path cf::map $path
1876	or return;	2040	or return;
1877		2041
1878	$map->{last_save} = $cf::RUNTIME;	2042	$map->{last_save} = $cf::RUNTIME;
1879		2043
…		…
1881	or return;	2045	or return;
1882		2046
1883	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2047	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1884	# doing this can freeze the server in a sync job, obviously	2048	# doing this can freeze the server in a sync job, obviously
1885	#$cf::WAIT_FOR_TICK->wait;	2049	#$cf::WAIT_FOR_TICK->wait;
		2050	undef $guard2;
1886	undef $guard1;	2051	undef $guard1;
1887	undef $guard2;
1888	$map->reset;	2052	$map->reset;
1889	return find $path;	2053	return find $path;
1890	}	2054	}
1891		2055
1892	$cf::MAP{$path} = $map	2056	$cf::MAP{$path} = $map
1893	}	2057	}
1894	}	2058	}
1895		2059
1896	sub pre_load { }	2060	sub pre_load { }
1897	sub post_load { }	2061	#sub post_load { } # XS
1898		2062
1899	sub load {	2063	sub load {
1900	my ($self) = @_;	2064	my ($self) = @_;
1901		2065
1902	local $self->{deny_reset} = 1; # loading can take a long time	2066	local $self->{deny_reset} = 1; # loading can take a long time
…		…
1919	my $f = new_from_file cf::object::thawer $self->{load_path};	2083	my $f = new_from_file cf::object::thawer $self->{load_path};
1920	$f->skip_block;	2084	$f->skip_block;
1921	$self->_load_objects ($f)	2085	$self->_load_objects ($f)
1922	or return;	2086	or return;
1923		2087
1924	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2088	$self->post_load_original
1925	if delete $self->{load_original};	2089	if delete $self->{load_original};
1926		2090
1927	if (my $uniq = $self->uniq_path) {	2091	if (my $uniq = $self->uniq_path) {
1928	utf8::encode $uniq;	2092	utf8::encode $uniq;
1929	unless (aio_stat $uniq) {	2093	unless (aio_stat $uniq) {
…		…
1947	unless ($self->{deny_activate}) {	2111	unless ($self->{deny_activate}) {
1948	$self->decay_objects;	2112	$self->decay_objects;
1949	$self->fix_auto_apply;	2113	$self->fix_auto_apply;
1950	$self->update_buttons;	2114	$self->update_buttons;
1951	cf::cede_to_tick;	2115	cf::cede_to_tick;
1952	$self->set_darkness_map;
1953	cf::cede_to_tick;
1954	$self->activate;	2116	$self->activate;
1955	}	2117	}
1956		2118
1957	$self->{last_save} = $cf::RUNTIME;	2119	$self->{last_save} = $cf::RUNTIME;
1958	$self->last_access ($cf::RUNTIME);	2120	$self->last_access ($cf::RUNTIME);
1959		2121
1960	$self->in_memory (cf::MAP_IN_MEMORY);	2122	$self->in_memory (cf::MAP_ACTIVE);
1961	}	2123	}
1962		2124
1963	$self->post_load;	2125	$self->post_load;
1964	}	2126	}
1965		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
1966	sub customise_for {	2131	sub customise_for {
1967	my ($self, $ob) = @_;	2132	my ($self, $ob) = @_;
1968		2133
1969	return find "~" . $ob->name . "/" . $self->{path}	2134	return find "~" . $ob->name . "/" . $self->{path}
1970	if $self->per_player;	2135	if $self->per_player;
…		…
2023	my ($path, $origin, $load) = @_;	2188	my ($path, $origin, $load) = @_;
2024		2189
2025	$path = normalise $path, $origin && $origin->{path};	2190	$path = normalise $path, $origin && $origin->{path};
2026		2191
2027	if (my $map = $cf::MAP{$path}) {	2192	if (my $map = $cf::MAP{$path}) {
2028	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2193	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2029	}	2194	}
2030		2195
2031	$MAP_PREFETCH{$path} |= $load;	2196	$MAP_PREFETCH{$path} |= $load;
2032		2197
2033	$MAP_PREFETCHER ||= cf::async {	2198	$MAP_PREFETCHER ||= cf::async {
		2199	$Coro::current->{desc} = "map prefetcher";
		2200
2034	while (%MAP_PREFETCH) {	2201	while (%MAP_PREFETCH) {
2035	while (my ($k, $v) = each %MAP_PREFETCH) {	2202	while (my ($k, $v) = each %MAP_PREFETCH) {
2036	if (my $map = find $k) {	2203	if (my $map = find $k) {
2037	$map->load if $v;	2204	$map->load if $v;
2038	}	2205	}
…		…
2064	return if $self->{deny_save};	2231	return if $self->{deny_save};
2065		2232
2066	local $self->{last_access} = $self->last_access;#d#	2233	local $self->{last_access} = $self->last_access;#d#
2067		2234
2068	cf::async {	2235	cf::async {
		2236	$Coro::current->{desc} = "map player save";
2069	$_->contr->save for $self->players;	2237	$_->contr->save for $self->players;
2070	};	2238	};
		2239
		2240	cf::get_slot 0.02;
2071		2241
2072	if ($uniq) {	2242	if ($uniq) {
2073	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2243	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2074	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2244	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2075	} else {	2245	} else {
…		…
2084	$self->save;	2254	$self->save;
2085		2255
2086	my $lock = cf::lock_acquire "map_data:$self->{path}";	2256	my $lock = cf::lock_acquire "map_data:$self->{path}";
2087		2257
2088	return if $self->players;	2258	return if $self->players;
2089	return if $self->in_memory != cf::MAP_IN_MEMORY;	2259	return if $self->in_memory != cf::MAP_ACTIVE;
2090	return if $self->{deny_save};	2260	return if $self->{deny_save};
2091		2261
2092	$self->in_memory (cf::MAP_SWAPPED);	2262	$self->in_memory (cf::MAP_SWAPPED);
2093		2263
2094	$self->deactivate;	2264	$self->deactivate;
…		…
2119		2289
2120	my $lock = cf::lock_acquire "map_data:$self->{path}";	2290	my $lock = cf::lock_acquire "map_data:$self->{path}";
2121		2291
2122	return if $self->players;	2292	return if $self->players;
2123		2293
2124	warn "resetting map ", $self->path;	2294	warn "resetting map ", $self->path, "\n";
2125		2295
2126	$self->in_memory (cf::MAP_SWAPPED);	2296	$self->in_memory (cf::MAP_SWAPPED);
2127		2297
2128	# need to save uniques path	2298	# need to save uniques path
2129	unless ($self->{deny_save}) {	2299	unless ($self->{deny_save}) {
…		…
2212		2382
2213	sub unique_maps() {	2383	sub unique_maps() {
2214	[	2384	[
2215	map {	2385	map {
2216	utf8::decode $_;	2386	utf8::decode $_;
2217	/\.map$/	2387	s/\.map$//; # TODO future compatibility hack
		2388	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2389	? ()
2218	? normalise $_	2390	: normalise $_
2219	: ()
2220	} @{ aio_readdir $UNIQUEDIR or [] }	2391	} @{ aio_readdir $UNIQUEDIR or [] }
2221	]	2392	]
2222	}	2393	}
2223		2394
2224	package cf;	2395	=item cf::map::static_maps
		2396
		2397	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2398	file in the shared directory excluding F</styles> and F</editor>). May
		2399	block.
		2400
		2401	=cut
		2402
		2403	sub static_maps() {
		2404	my @dirs = "";
		2405	my @maps;
		2406
		2407	while (@dirs) {
		2408	my $dir = shift @dirs;
		2409
		2410	next if $dir eq "/styles" || $dir eq "/editor";
		2411
		2412	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2413	or return;
		2414
		2415	for (@$files) {
		2416	s/\.map$// or next;
		2417	utf8::decode $_;
		2418	push @maps, "$dir/$_";
		2419	}
		2420
		2421	push @dirs, map "$dir/$_", @$dirs;
		2422	}
		2423
		2424	\@maps
		2425	}
2225		2426
2226	=back	2427	=back
2227		2428
2228	=head3 cf::object	2429	=head3 cf::object
2229		2430
…		…
2233		2434
2234	=over 4	2435	=over 4
2235		2436
2236	=item $ob->inv_recursive	2437	=item $ob->inv_recursive
2237		2438
2238	Returns the inventory of the object _and_ their inventories, recursively.	2439	Returns the inventory of the object I<and> their inventories, recursively,
		2440	but I<not> the object itself.
2239		2441
2240	=cut	2442	=cut
2241		2443
2242	sub inv_recursive_;	2444	sub inv_recursive_;
2243	sub inv_recursive_ {	2445	sub inv_recursive_ {
…		…
2248	inv_recursive_ inv $_[0]	2450	inv_recursive_ inv $_[0]
2249	}	2451	}
2250		2452
2251	=item $ref = $ob->ref	2453	=item $ref = $ob->ref
2252		2454
2253	creates and returns a persistent reference to an objetc that can be stored as a string.	2455	Creates and returns a persistent reference to an object that can be stored as a string.
2254		2456
2255	=item $ob = cf::object::deref ($refstring)	2457	=item $ob = cf::object::deref ($refstring)
2256		2458
2257	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2459	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2258	even if the object actually exists. May block.	2460	even if the object actually exists. May block.
…		…
2260	=cut	2462	=cut
2261		2463
2262	sub deref {	2464	sub deref {
2263	my ($ref) = @_;	2465	my ($ref) = @_;
2264		2466
2265	# temporary compatibility#TODO#remove
2266	$ref =~ s{^<}{player/<};
2267
2268	if ($ref =~ m{^player\/(<1\.\d+>)/(.*)$}) {	2467	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
2269	my ($uuid, $name) = ($1, $2);	2468	my ($uuid, $name) = ($1, $2);
2270	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name	2469	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
2271	or return;	2470	or return;
2272	$pl->ob->uuid eq $uuid	2471	$pl->ob->uuid eq $uuid
2273	or return;	2472	or return;
…		…
2293	can be C<undef>. Does the right thing when the player is currently in a	2492	can be C<undef>. Does the right thing when the player is currently in a
2294	dialogue with the given NPC character.	2493	dialogue with the given NPC character.
2295		2494
2296	=cut	2495	=cut
2297		2496
		2497	our $SAY_CHANNEL = {
		2498	id => "say",
		2499	title => "Map",
		2500	reply => "say ",
		2501	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2502	};
		2503
		2504	our $CHAT_CHANNEL = {
		2505	id => "chat",
		2506	title => "Chat",
		2507	reply => "chat ",
		2508	tooltip => "Player chat and shouts, global to the server.",
		2509	};
		2510
2298	# rough implementation of a future "reply" method that works	2511	# rough implementation of a future "reply" method that works
2299	# with dialog boxes.	2512	# with dialog boxes.
2300	#TODO: the first argument must go, split into a $npc->reply_to ( method	2513	#TODO: the first argument must go, split into a $npc->reply_to ( method
2301	sub cf::object::player::reply($$$;$) {	2514	sub cf::object::player::reply($$$;$) {
2302	my ($self, $npc, $msg, $flags) = @_;	2515	my ($self, $npc, $msg, $flags) = @_;
…		…
2313	my $dialog = $pl->{npc_dialog};	2526	my $dialog = $pl->{npc_dialog};
2314	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2527	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2315		2528
2316	} else {	2529	} else {
2317	$msg = $npc->name . " says: $msg" if $npc;	2530	$msg = $npc->name . " says: $msg" if $npc;
2318	$self->message ($msg, $flags);	2531	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2319	}	2532	}
2320	}	2533	}
2321	}	2534	}
2322		2535
2323	=item $object->send_msg ($channel, $msg, $color, [extra...])	2536	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2348		2561
2349	=item $player_object->enter_link	2562	=item $player_object->enter_link
2350		2563
2351	Freezes the player and moves him/her to a special map (C<{link}>).	2564	Freezes the player and moves him/her to a special map (C<{link}>).
2352		2565
2353	The player should be reasonably safe there for short amounts of time. You	2566	The player should be reasonably safe there for short amounts of time (e.g.
2354	I<MUST> call C<leave_link> as soon as possible, though.	2567	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2568	though, as the palyer cannot control the character while it is on the link
		2569	map.
2355		2570
2356	Will never block.	2571	Will never block.
2357		2572
2358	=item $player_object->leave_link ($map, $x, $y)	2573	=item $player_object->leave_link ($map, $x, $y)
2359		2574
…		…
2411	($x, $y) = (-1, -1)	2626	($x, $y) = (-1, -1)
2412	unless (defined $x) && (defined $y);	2627	unless (defined $x) && (defined $y);
2413		2628
2414	# use -1 or undef as default coordinates, not 0, 0	2629	# use -1 or undef as default coordinates, not 0, 0
2415	($x, $y) = ($map->enter_x, $map->enter_y)	2630	($x, $y) = ($map->enter_x, $map->enter_y)
2416	if $x <=0 && $y <= 0;	2631	if $x <= 0 && $y <= 0;
2417		2632
2418	$map->load;	2633	$map->load;
2419	$map->load_neighbours;	2634	$map->load_neighbours;
2420		2635
2421	return unless $self->contr->active;	2636	return unless $self->contr->active;
2422	$self->activate_recursive;
2423		2637
2424	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2638	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2425	$self->enter_map ($map, $x, $y);	2639	$self->enter_map ($map, $x, $y);
		2640
		2641	# only activate afterwards, to support waiting in hooks
		2642	$self->activate_recursive;
2426	}	2643	}
2427		2644
2428	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2645	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2429		2646
2430	Moves the player to the given map-path and coordinates by first freezing	2647	Moves the player to the given map-path and coordinates by first freezing
2431	her, loading and preparing them map, calling the provided $check callback	2648	her, loading and preparing them map, calling the provided $check callback
2432	that has to return the map if sucecssful, and then unfreezes the player on	2649	that has to return the map if sucecssful, and then unfreezes the player on
2433	the new (success) or old (failed) map position. In either case, $done will	2650	the new (success) or old (failed) map position. In either case, $done will
2434	be called at the end of this process.	2651	be called at the end of this process.
2435		2652
		2653	Note that $check will be called with a potentially non-loaded map, so if
		2654	it needs a loaded map it has to call C<< ->load >>.
		2655
2436	=cut	2656	=cut
2437		2657
2438	our $GOTOGEN;	2658	our $GOTOGEN;
2439		2659
2440	sub cf::object::player::goto {	2660	sub cf::object::player::goto {
…		…
2444	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2664	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2445		2665
2446	$self->enter_link;	2666	$self->enter_link;
2447		2667
2448	(async {	2668	(async {
		2669	$Coro::current->{desc} = "player::goto $path $x $y";
		2670
		2671	# *tag paths override both path and x|y
		2672	if ($path =~ /^\*(.*)$/) {
		2673	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2674	my $ob = $obs[rand @obs];
		2675
		2676	# see if we actually can go there
		2677	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2678	$ob = $obs[rand @obs];
		2679	} else {
		2680	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2681	}
		2682	# else put us there anyways for now #d#
		2683
		2684	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2685	} else {
		2686	($path, $x, $y) = (undef, undef, undef);
		2687	}
		2688	}
		2689
2449	my $map = eval {	2690	my $map = eval {
2450	my $map = cf::map::find $path;	2691	my $map = defined $path ? cf::map::find $path : undef;
2451		2692
2452	if ($map) {	2693	if ($map) {
2453	$map = $map->customise_for ($self);	2694	$map = $map->customise_for ($self);
2454	$map = $check->($map) if $check && $map;	2695	$map = $check->($map) if $check && $map;
2455	} else {	2696	} else {
2456	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2697	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2457	}	2698	}
2458		2699
2459	$map	2700	$map
2460	};	2701	};
2461		2702
…		…
2497	}	2738	}
2498		2739
2499	sub prepare_random_map {	2740	sub prepare_random_map {
2500	my ($exit) = @_;	2741	my ($exit) = @_;
2501		2742
2502	my $guard = cf::lock_acquire "exit_prepare:$exit";
2503
2504	# all this does is basically replace the /! path by	2743	# all this does is basically replace the /! path by
2505	# a new random map path (?random/...) with a seed	2744	# a new random map path (?random/...) with a seed
2506	# that depends on the exit object	2745	# that depends on the exit object
2507		2746
2508	my $rmp = parse_random_map_params $exit->msg;	2747	my $rmp = parse_random_map_params $exit->msg;
…		…
2510	if ($exit->map) {	2749	if ($exit->map) {
2511	$rmp->{region} = $exit->region->name;	2750	$rmp->{region} = $exit->region->name;
2512	$rmp->{origin_map} = $exit->map->path;	2751	$rmp->{origin_map} = $exit->map->path;
2513	$rmp->{origin_x} = $exit->x;	2752	$rmp->{origin_x} = $exit->x;
2514	$rmp->{origin_y} = $exit->y;	2753	$rmp->{origin_y} = $exit->y;
		2754
		2755	$exit->map->touch;
2515	}	2756	}
2516		2757
2517	$rmp->{random_seed} ||= $exit->random_seed;	2758	$rmp->{random_seed} ||= $exit->random_seed;
2518		2759
2519	my $data = cf::to_json $rmp;	2760	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2520	my $md5 = Digest::MD5::md5_hex $data;	2761	my $md5 = Digest::MD5::md5_hex $data;
2521	my $meta = "$RANDOMDIR/$md5.meta";	2762	my $meta = "$RANDOMDIR/$md5.meta";
2522		2763
2523	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2764	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2524	aio_write $fh, 0, (length $data), $data, 0;	2765	aio_write $fh, 0, (length $data), $data, 0;
2525	undef $fh;	2766	undef $fh;
2526	aio_rename "$meta~", $meta;	2767	aio_rename "$meta~", $meta;
2527		2768
		2769	my $slaying = "?random/$md5";
		2770
		2771	if ($exit->valid) {
2528	$exit->slaying ("?random/$md5");	2772	$exit->slaying ("?random/$md5");
2529	$exit->msg (undef);	2773	$exit->msg (undef);
		2774	}
2530	}	2775	}
2531	}	2776	}
2532		2777
2533	sub cf::object::player::enter_exit {	2778	sub cf::object::player::enter_exit {
2534	my ($self, $exit) = @_;	2779	my ($self, $exit) = @_;
2535		2780
2536	return unless $self->type == cf::PLAYER;	2781	return unless $self->type == cf::PLAYER;
2537		2782
2538	if ($exit->slaying eq "/!") {
2539	#TODO: this should de-fi-ni-te-ly not be a sync-job
2540	# the problem is that $exit might not survive long enough
2541	# so it needs to be done right now, right here
2542	cf::sync_job { prepare_random_map $exit };
2543	}
2544
2545	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2546	my $hp = $exit->stats->hp;
2547	my $sp = $exit->stats->sp;
2548
2549	$self->enter_link;	2783	$self->enter_link;
2550		2784
2551	# if exit is damned, update players death & WoR home-position
2552	$self->contr->savebed ($slaying, $hp, $sp)
2553	if $exit->flag (FLAG_DAMNED);
2554
2555	(async {	2785	(async {
2556	$self->deactivate_recursive; # just to be sure	2786	$Coro::current->{desc} = "enter_exit";
		2787
2557	unless (eval {	2788	unless (eval {
		2789	$self->deactivate_recursive; # just to be sure
		2790
		2791	# random map handling
		2792	{
		2793	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2794
		2795	prepare_random_map $exit
		2796	if $exit->slaying eq "/!";
		2797	}
		2798
		2799	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2800	my $x = $exit->stats->hp;
		2801	my $y = $exit->stats->sp;
		2802
2558	$self->goto ($slaying, $hp, $sp);	2803	$self->goto ($map, $x, $y);
2559		2804
		2805	# if exit is damned, update players death & WoR home-position
		2806	$self->contr->savebed ($map, $x, $y)
		2807	if $exit->flag (cf::FLAG_DAMNED);
		2808
2560	1;	2809	1
2561	}) {	2810	}) {
2562	$self->message ("Something went wrong deep within the crossfire server. "	2811	$self->message ("Something went wrong deep within the deliantra server. "
2563	. "I'll try to bring you back to the map you were before. "	2812	. "I'll try to bring you back to the map you were before. "
2564	. "Please report this to the dungeon master!",	2813	. "Please report this to the dungeon master!",
2565	cf::NDI_UNIQUE | cf::NDI_RED);	2814	cf::NDI_UNIQUE | cf::NDI_RED);
2566		2815
2567	warn "ERROR in enter_exit: $@";	2816	warn "ERROR in enter_exit: $@";
…		…
2584	sub cf::client::send_drawinfo {	2833	sub cf::client::send_drawinfo {
2585	my ($self, $text, $flags) = @_;	2834	my ($self, $text, $flags) = @_;
2586		2835
2587	utf8::encode $text;	2836	utf8::encode $text;
2588	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2837	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2838	}
		2839
		2840	=item $client->send_big_packet ($pkt)
		2841
		2842	Like C<send_packet>, but tries to compress large packets, and fragments
		2843	them as required.
		2844
		2845	=cut
		2846
		2847	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2848
		2849	sub cf::client::send_big_packet {
		2850	my ($self, $pkt) = @_;
		2851
		2852	# try lzf for large packets
		2853	$pkt = "lzf " . Compress::LZF::compress $pkt
		2854	if 1024 <= length $pkt and $self->{can_lzf};
		2855
		2856	# split very large packets
		2857	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2858	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2859	$pkt = "frag";
		2860	}
		2861
		2862	$self->send_packet ($pkt);
2589	}	2863	}
2590		2864
2591	=item $client->send_msg ($channel, $msg, $color, [extra...])	2865	=item $client->send_msg ($channel, $msg, $color, [extra...])
2592		2866
2593	Send a drawinfo or msg packet to the client, formatting the msg for the	2867	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2595	the message, with C<log> being the default. If C<$color> is negative, suppress	2869	the message, with C<log> being the default. If C<$color> is negative, suppress
2596	the message unless the client supports the msg packet.	2870	the message unless the client supports the msg packet.
2597		2871
2598	=cut	2872	=cut
2599		2873
		2874	# non-persistent channels (usually the info channel)
2600	our %CHANNEL = (	2875	our %CHANNEL = (
		2876	"c/motd" => {
		2877	id => "infobox",
		2878	title => "MOTD",
		2879	reply => undef,
		2880	tooltip => "The message of the day",
		2881	},
2601	"c/identify" => {	2882	"c/identify" => {
2602	id => "identify",	2883	id => "infobox",
2603	title => "Identify",	2884	title => "Identify",
2604	reply => undef,	2885	reply => undef,
2605	tooltip => "Items recently identified",	2886	tooltip => "Items recently identified",
2606	},	2887	},
2607	"c/examine" => {	2888	"c/examine" => {
2608	id => "examine",	2889	id => "infobox",
2609	title => "Examine",	2890	title => "Examine",
2610	reply => undef,	2891	reply => undef,
2611	tooltip => "Signs and other items you examined",	2892	tooltip => "Signs and other items you examined",
2612	},	2893	},
		2894	"c/shopinfo" => {
		2895	id => "infobox",
		2896	title => "Shop Info",
		2897	reply => undef,
		2898	tooltip => "What your bargaining skill tells you about the shop",
		2899	},
		2900	"c/book" => {
		2901	id => "infobox",
		2902	title => "Book",
		2903	reply => undef,
		2904	tooltip => "The contents of a note or book",
		2905	},
		2906	"c/lookat" => {
		2907	id => "infobox",
		2908	title => "Look",
		2909	reply => undef,
		2910	tooltip => "What you saw there",
		2911	},
		2912	"c/who" => {
		2913	id => "infobox",
		2914	title => "Players",
		2915	reply => undef,
		2916	tooltip => "Shows players who are currently online",
		2917	},
		2918	"c/body" => {
		2919	id => "infobox",
		2920	title => "Body Parts",
		2921	reply => undef,
		2922	tooltip => "Shows which body parts you posess and are available",
		2923	},
		2924	"c/statistics" => {
		2925	id => "infobox",
		2926	title => "Statistics",
		2927	reply => undef,
		2928	tooltip => "Shows your primary statistics",
		2929	},
		2930	"c/skills" => {
		2931	id => "infobox",
		2932	title => "Skills",
		2933	reply => undef,
		2934	tooltip => "Shows your experience per skill and item power",
		2935	},
		2936	"c/shopitems" => {
		2937	id => "infobox",
		2938	title => "Shop Items",
		2939	reply => undef,
		2940	tooltip => "Shows the items currently for sale in this shop",
		2941	},
		2942	"c/resistances" => {
		2943	id => "infobox",
		2944	title => "Resistances",
		2945	reply => undef,
		2946	tooltip => "Shows your resistances",
		2947	},
		2948	"c/pets" => {
		2949	id => "infobox",
		2950	title => "Pets",
		2951	reply => undef,
		2952	tooltip => "Shows information abotu your pets/a specific pet",
		2953	},
		2954	"c/perceiveself" => {
		2955	id => "infobox",
		2956	title => "Perceive Self",
		2957	reply => undef,
		2958	tooltip => "You gained detailed knowledge about yourself",
		2959	},
		2960	"c/uptime" => {
		2961	id => "infobox",
		2962	title => "Uptime",
		2963	reply => undef,
		2964	tooltip => "How long the server has been running since last restart",
		2965	},
		2966	"c/mapinfo" => {
		2967	id => "infobox",
		2968	title => "Map Info",
		2969	reply => undef,
		2970	tooltip => "Information related to the maps",
		2971	},
		2972	"c/party" => {
		2973	id => "party",
		2974	title => "Party",
		2975	reply => "gsay ",
		2976	tooltip => "Messages and chat related to your party",
		2977	},
		2978	"c/death" => {
		2979	id => "death",
		2980	title => "Death",
		2981	reply => undef,
		2982	tooltip => "Reason for and more info about your most recent death",
		2983	},
		2984	"c/say" => $SAY_CHANNEL,
		2985	"c/chat" => $CHAT_CHANNEL,
2613	);	2986	);
2614		2987
2615	sub cf::client::send_msg {	2988	sub cf::client::send_msg {
2616	my ($self, $channel, $msg, $color, @extra) = @_;	2989	my ($self, $channel, $msg, $color, @extra) = @_;
2617		2990
2618	$msg = $self->pl->expand_cfpod ($msg);	2991	$msg = $self->pl->expand_cfpod ($msg)
		2992	unless $color & cf::NDI_VERBATIM;
2619		2993
2620	$color &= cf::NDI_CLIENT_MASK; # just in case...	2994	$color &= cf::NDI_CLIENT_MASK; # just in case...
2621		2995
2622	# check predefined channels, for the benefit of C	2996	# check predefined channels, for the benefit of C
2623	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};	2997	if ($CHANNEL{$channel}) {
		2998	$channel = $CHANNEL{$channel};
2624		2999
		3000	$self->ext_msg (channel_info => $channel);
		3001	$channel = $channel->{id};
		3002
2625	if (ref $channel) {	3003	} elsif (ref $channel) {
2626	# send meta info to client, if not yet sent	3004	# send meta info to client, if not yet sent
2627	unless (exists $self->{channel}{$channel->{id}}) {	3005	unless (exists $self->{channel}{$channel->{id}}) {
2628	$self->{channel}{$channel->{id}} = $channel;	3006	$self->{channel}{$channel->{id}} = $channel;
2629	$self->ext_msg (channel_info => $channel)	3007	$self->ext_msg (channel_info => $channel);
2630	if $self->can_msg;
2631	}	3008	}
2632		3009
2633	$channel = $channel->{id};	3010	$channel = $channel->{id};
2634	}	3011	}
2635		3012
2636	return unless @extra || length $msg;	3013	return unless @extra || length $msg;
2637		3014
2638	if ($self->can_msg) {
2639	# default colour, mask it out	3015	# default colour, mask it out
2640	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3016	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2641	if $color & cf::NDI_DEF;	3017	if $color & cf::NDI_DEF;
2642		3018
2643	$self->send_packet ("msg " . $self->{json_coder}->encode (	3019	my $pkt = "msg "
		3020	. $self->{json_coder}->encode (
2644	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3021	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2645	} else {	3022	);
2646	if ($color >= 0) {
2647	# replace some tags by gcfclient-compatible ones
2648	for ($msg) {
2649	1 while
2650	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2651	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2652	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2653	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2654	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2655	}
2656		3023
2657	$color &= cf::NDI_COLOR_MASK;	3024	$self->send_big_packet ($pkt);
2658
2659	utf8::encode $msg;
2660
2661	if (0 && $msg =~ /\[/) {
2662	# COMMAND/INFO
2663	$self->send_packet ("drawextinfo $color 10 8 $msg")
2664	} else {
2665	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2666	$self->send_packet ("drawinfo $color $msg")
2667	}
2668	}
2669	}
2670	}	3025	}
2671		3026
2672	=item $client->ext_msg ($type, @msg)	3027	=item $client->ext_msg ($type, @msg)
2673		3028
2674	Sends an ext event to the client.	3029	Sends an ext event to the client.
…		…
2677		3032
2678	sub cf::client::ext_msg($$@) {	3033	sub cf::client::ext_msg($$@) {
2679	my ($self, $type, @msg) = @_;	3034	my ($self, $type, @msg) = @_;
2680		3035
2681	if ($self->extcmd == 2) {	3036	if ($self->extcmd == 2) {
2682	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3037	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2683	} elsif ($self->extcmd == 1) { # TODO: remove	3038	} elsif ($self->extcmd == 1) { # TODO: remove
2684	push @msg, msgtype => "event_$type";	3039	push @msg, msgtype => "event_$type";
2685	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3040	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2686	}	3041	}
2687	}	3042	}
2688		3043
2689	=item $client->ext_reply ($msgid, @msg)	3044	=item $client->ext_reply ($msgid, @msg)
2690		3045
…		…
2694		3049
2695	sub cf::client::ext_reply($$@) {	3050	sub cf::client::ext_reply($$@) {
2696	my ($self, $id, @msg) = @_;	3051	my ($self, $id, @msg) = @_;
2697		3052
2698	if ($self->extcmd == 2) {	3053	if ($self->extcmd == 2) {
2699	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3054	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2700	} elsif ($self->extcmd == 1) {	3055	} elsif ($self->extcmd == 1) {
2701	#TODO: version 1, remove	3056	#TODO: version 1, remove
2702	unshift @msg, msgtype => "reply", msgid => $id;	3057	unshift @msg, msgtype => "reply", msgid => $id;
2703	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3058	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2704	}	3059	}
2705	}	3060	}
2706		3061
2707	=item $success = $client->query ($flags, "text", \&cb)	3062	=item $success = $client->query ($flags, "text", \&cb)
2708		3063
…		…
2809		3164
2810	$coro	3165	$coro
2811	}	3166	}
2812		3167
2813	cf::client->attach (	3168	cf::client->attach (
2814	on_destroy => sub {	3169	on_client_destroy => sub {
2815	my ($ns) = @_;	3170	my ($ns) = @_;
2816		3171
2817	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3172	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2818	},	3173	},
2819	);	3174	);
…		…
2835	our $safe_hole = new Safe::Hole;	3190	our $safe_hole = new Safe::Hole;
2836		3191
2837	$SIG{FPE} = 'IGNORE';	3192	$SIG{FPE} = 'IGNORE';
2838		3193
2839	$safe->permit_only (Opcode::opset qw(	3194	$safe->permit_only (Opcode::opset qw(
2840	:base_core :base_mem :base_orig :base_math	3195	:base_core :base_mem :base_orig :base_math :base_loop
2841	grepstart grepwhile mapstart mapwhile	3196	grepstart grepwhile mapstart mapwhile
2842	sort time	3197	sort time
2843	));	3198	));
2844		3199
2845	# here we export the classes and methods available to script code	3200	# here we export the classes and methods available to script code
…		…
2847	=pod	3202	=pod
2848		3203
2849	The following functions and methods are available within a safe environment:	3204	The following functions and methods are available within a safe environment:
2850		3205
2851	cf::object	3206	cf::object
2852	contr pay_amount pay_player map x y force_find force_add	3207	contr pay_amount pay_player map x y force_find force_add destroy
2853	insert remove name archname title slaying race decrease_ob_nr	3208	insert remove name archname title slaying race decrease split
		3209	value
2854		3210
2855	cf::object::player	3211	cf::object::player
2856	player	3212	player
2857		3213
2858	cf::player	3214	cf::player
…		…
2863		3219
2864	=cut	3220	=cut
2865		3221
2866	for (	3222	for (
2867	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3223	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2868	insert remove inv name archname title slaying race	3224	insert remove inv nrof name archname title slaying race
2869	decrease_ob_nr)],	3225	decrease split destroy change_exp value msg lore send_msg)],
2870	["cf::object::player" => qw(player)],	3226	["cf::object::player" => qw(player)],
2871	["cf::player" => qw(peaceful)],	3227	["cf::player" => qw(peaceful send_msg)],
2872	["cf::map" => qw(trigger)],	3228	["cf::map" => qw(trigger)],
2873	) {	3229	) {
2874	no strict 'refs';	3230	no strict 'refs';
2875	my ($pkg, @funs) = @$_;	3231	my ($pkg, @funs) = @$_;
2876	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3232	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2894		3250
2895	my $qcode = $code;	3251	my $qcode = $code;
2896	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3252	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2897	$qcode =~ s/\n/\\n/g;	3253	$qcode =~ s/\n/\\n/g;
2898		3254
		3255	%vars = (_dummy => 0) unless %vars;
		3256
		3257	my @res;
2899	local $_;	3258	local $_;
2900	local @safe::cf::_safe_eval_args = values %vars;
2901		3259
2902	my $eval =	3260	my $eval =
2903	"do {\n"	3261	"do {\n"
2904	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3262	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2905	. "#line 0 \"{$qcode}\"\n"	3263	. "#line 0 \"{$qcode}\"\n"
2906	. $code	3264	. $code
2907	. "\n}"	3265	. "\n}"
2908	;	3266	;
2909		3267
		3268	if ($CFG{safe_eval}) {
2910	sub_generation_inc;	3269	sub_generation_inc;
		3270	local @safe::cf::_safe_eval_args = values %vars;
2911	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3271	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2912	sub_generation_inc;	3272	sub_generation_inc;
		3273	} else {
		3274	local @cf::_safe_eval_args = values %vars;
		3275	@res = wantarray ? eval eval : scalar eval $eval;
		3276	}
2913		3277
2914	if ($@) {	3278	if ($@) {
2915	warn "$@";	3279	warn "$@";
2916	warn "while executing safe code '$code'\n";	3280	warn "while executing safe code '$code'\n";
2917	warn "with arguments " . (join " ", %vars) . "\n";	3281	warn "with arguments " . (join " ", %vars) . "\n";
…		…
2936	=cut	3300	=cut
2937		3301
2938	sub register_script_function {	3302	sub register_script_function {
2939	my ($fun, $cb) = @_;	3303	my ($fun, $cb) = @_;
2940		3304
2941	no strict 'refs';	3305	$fun = "safe::$fun" if $CFG{safe_eval};
2942	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3306	*$fun = $safe_hole->wrap ($cb);
2943	}	3307	}
2944		3308
2945	=back	3309	=back
2946		3310
2947	=cut	3311	=cut
…		…
2968		3332
2969	$facedata->{version} == 2	3333	$facedata->{version} == 2
2970	or cf::cleanup "$path: version mismatch, cannot proceed.";	3334	or cf::cleanup "$path: version mismatch, cannot proceed.";
2971		3335
2972	# patch in the exptable	3336	# patch in the exptable
		3337	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
2973	$facedata->{resource}{"res/exp_table"} = {	3338	$facedata->{resource}{"res/exp_table"} = {
2974	type => FT_RSRC,	3339	type => FT_RSRC,
2975	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3340	data => $exp_table,
		3341	hash => (Digest::MD5::md5 $exp_table),
2976	};	3342	};
2977	cf::cede_to_tick;	3343	cf::cede_to_tick;
2978		3344
2979	{	3345	{
2980	my $faces = $facedata->{faceinfo};	3346	my $faces = $facedata->{faceinfo};
2981		3347
2982	while (my ($face, $info) = each %$faces) {	3348	while (my ($face, $info) = each %$faces) {
2983	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3349	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3350
2984	cf::face::set_visibility $idx, $info->{visibility};	3351	cf::face::set_visibility $idx, $info->{visibility};
2985	cf::face::set_magicmap $idx, $info->{magicmap};	3352	cf::face::set_magicmap $idx, $info->{magicmap};
2986	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3353	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2987	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3354	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
2988		3355
2989	cf::cede_to_tick;	3356	cf::cede_to_tick;
2990	}	3357	}
2991		3358
2992	while (my ($face, $info) = each %$faces) {	3359	while (my ($face, $info) = each %$faces) {
2993	next unless $info->{smooth};	3360	next unless $info->{smooth};
		3361
2994	my $idx = cf::face::find $face	3362	my $idx = cf::face::find $face
2995	or next;	3363	or next;
		3364
2996	if (my $smooth = cf::face::find $info->{smooth}) {	3365	if (my $smooth = cf::face::find $info->{smooth}) {
2997	cf::face::set_smooth $idx, $smooth;	3366	cf::face::set_smooth $idx, $smooth;
2998	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3367	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2999	} else {	3368	} else {
3000	warn "smooth face '$info->{smooth}' not found for face '$face'";	3369	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
3014		3383
3015	cf::anim::invalidate_all; # d'oh	3384	cf::anim::invalidate_all; # d'oh
3016	}	3385	}
3017		3386
3018	{	3387	{
3019	# TODO: for gcfclient pleasure, we should give resources
3020	# that gcfclient doesn't grok a >10000 face index.
3021	my $res = $facedata->{resource};	3388	my $res = $facedata->{resource};
3022		3389
3023	my $soundconf = delete $res->{"res/sound.conf"};
3024
3025	while (my ($name, $info) = each %$res) {	3390	while (my ($name, $info) = each %$res) {
		3391	if (defined $info->{type}) {
3026	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3392	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3027	my $data;
3028		3393
3029	if ($info->{type} & 1) {	3394	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3030	# prepend meta info	3395	cf::face::set_type $idx, $info->{type};
3031
3032	my $meta = $enc->encode ({
3033	name => $name,
3034	%{ $info->{meta} || {} },
3035	});
3036
3037	$data = pack "(w/a*)*", $meta, $info->{data};
3038	} else {	3396	} else {
3039	$data = $info->{data};	3397	$RESOURCE{$name} = $info;
3040	}	3398	}
3041		3399
3042	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3043	cf::face::set_type $idx, $info->{type};
3044
3045	cf::cede_to_tick;	3400	cf::cede_to_tick;
3046	}	3401	}
3047
3048	if ($soundconf) {
3049	$soundconf = $enc->decode (delete $soundconf->{data});
3050
3051	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3052	my $sound = $soundconf->{compat}[$_]
3053	or next;
3054
3055	my $face = cf::face::find "sound/$sound->[1]";
3056	cf::sound::set $sound->[0] => $face;
3057	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3058	}
3059
3060	while (my ($k, $v) = each %{$soundconf->{event}}) {
3061	my $face = cf::face::find "sound/$v";
3062	cf::sound::set $k => $face;
3063	}
3064	}
3065	}	3402	}
		3403
		3404	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3066		3405
3067	1	3406	1
3068	}	3407	}
		3408
		3409	cf::global->attach (on_resource_update => sub {
		3410	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3411	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3412
		3413	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3414	my $sound = $soundconf->{compat}[$_]
		3415	or next;
		3416
		3417	my $face = cf::face::find "sound/$sound->[1]";
		3418	cf::sound::set $sound->[0] => $face;
		3419	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3420	}
		3421
		3422	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3423	my $face = cf::face::find "sound/$v";
		3424	cf::sound::set $k => $face;
		3425	}
		3426	}
		3427	});
3069		3428
3070	register_exticmd fx_want => sub {	3429	register_exticmd fx_want => sub {
3071	my ($ns, $want) = @_;	3430	my ($ns, $want) = @_;
3072		3431
3073	while (my ($k, $v) = each %$want) {	3432	while (my ($k, $v) = each %$want) {
3074	$ns->fx_want ($k, $v);	3433	$ns->fx_want ($k, $v);
3075	}	3434	}
3076	};	3435	};
		3436
		3437	sub load_resource_file($) {
		3438	my $guard = lock_acquire "load_resource_file";
		3439
		3440	my $status = load_resource_file_ $_[0];
		3441	get_slot 0.1, 100;
		3442	cf::arch::commit_load;
		3443
		3444	$status
		3445	}
3077		3446
3078	sub reload_regions {	3447	sub reload_regions {
3079	# HACK to clear player env face cache, we need some signal framework	3448	# HACK to clear player env face cache, we need some signal framework
3080	# for this (global event?)	3449	# for this (global event?)
3081	%ext::player_env::MUSIC_FACE_CACHE = ();	3450	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3095	}	3464	}
3096		3465
3097	sub reload_archetypes {	3466	sub reload_archetypes {
3098	load_resource_file "$DATADIR/archetypes"	3467	load_resource_file "$DATADIR/archetypes"
3099	or die "unable to load archetypes\n";	3468	or die "unable to load archetypes\n";
3100	#d# NEED to laod twice to resolve forward references
3101	# this really needs to be done in an extra post-pass
3102	# (which needs to be synchronous, so solve it differently)
3103	load_resource_file "$DATADIR/archetypes"
3104	or die "unable to load archetypes\n";
3105	}	3469	}
3106		3470
3107	sub reload_treasures {	3471	sub reload_treasures {
3108	load_resource_file "$DATADIR/treasures"	3472	load_resource_file "$DATADIR/treasures"
3109	or die "unable to load treasurelists\n";	3473	or die "unable to load treasurelists\n";
3110	}	3474	}
3111		3475
3112	sub reload_resources {	3476	sub reload_resources {
3113	warn "reloading resource files...\n";	3477	warn "reloading resource files...\n";
3114		3478
		3479	reload_facedata;
		3480	reload_archetypes;
3115	reload_regions;	3481	reload_regions;
3116	reload_facedata;
3117	#reload_archetypes;#d#
3118	reload_archetypes;
3119	reload_treasures;	3482	reload_treasures;
3120		3483
3121	warn "finished reloading resource files\n";	3484	warn "finished reloading resource files\n";
3122	}	3485	}
3123		3486
3124	sub init {
3125	reload_resources;
3126	}
3127
3128	sub reload_config {	3487	sub reload_config {
		3488	warn "reloading config file...\n";
		3489
3129	open my $fh, "<:utf8", "$CONFDIR/config"	3490	open my $fh, "<:utf8", "$CONFDIR/config"
3130	or return;	3491	or return;
3131		3492
3132	local $/;	3493	local $/;
3133	*CFG = YAML::Syck::Load <$fh>;	3494	*CFG = YAML::XS::Load scalar <$fh>;
3134		3495
3135	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3496	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3136		3497
3137	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3498	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3138	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3499	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3142	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3503	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3143	and die "WARNING: m(un)lockall failed: $!\n";	3504	and die "WARNING: m(un)lockall failed: $!\n";
3144	};	3505	};
3145	warn $@ if $@;	3506	warn $@ if $@;
3146	}	3507	}
		3508
		3509	warn "finished reloading resource files\n";
		3510	}
		3511
		3512	sub pidfile() {
		3513	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3514	or die "$PIDFILE: $!";
		3515	flock $fh, &Fcntl::LOCK_EX
		3516	or die "$PIDFILE: flock: $!";
		3517	$fh
		3518	}
		3519
		3520	# make sure only one server instance is running at any one time
		3521	sub atomic {
		3522	my $fh = pidfile;
		3523
		3524	my $pid = <$fh>;
		3525	kill 9, $pid if $pid > 0;
		3526
		3527	seek $fh, 0, 0;
		3528	print $fh $$;
		3529	}
		3530
		3531	sub main_loop {
		3532	warn "EV::loop starting\n";
		3533	if (1) {
		3534	EV::loop;
		3535	}
		3536	warn "EV::loop returned\n";
		3537	goto &main_loop unless $REALLY_UNLOOP;
3147	}	3538	}
3148		3539
3149	sub main {	3540	sub main {
		3541	cf::init_globals; # initialise logging
		3542
		3543	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3544	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3545	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3546	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3547
		3548	cf::init_experience;
		3549	cf::init_anim;
		3550	cf::init_attackmess;
		3551	cf::init_dynamic;
		3552
		3553	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3554
3150	# we must not ever block the main coroutine	3555	# we must not ever block the main coroutine
3151	local $Coro::idle = sub {	3556	local $Coro::idle = sub {
3152	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3557	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3153	(async {	3558	(async {
3154	Event::one_event;	3559	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3560	EV::loop EV::LOOP_ONESHOT;
3155	})->prio (Coro::PRIO_MAX);	3561	})->prio (Coro::PRIO_MAX);
3156	};	3562	};
3157		3563
		3564	evthread_start IO::AIO::poll_fileno;
		3565
		3566	cf::sync_job {
		3567	cf::load_settings;
		3568	cf::load_materials;
		3569
		3570	reload_resources;
3158	reload_config;	3571	reload_config;
3159	db_init;	3572	db_init;
		3573
		3574	cf::init_uuid;
		3575	cf::init_signals;
		3576	cf::init_skills;
		3577
		3578	cf::init_beforeplay;
		3579
		3580	atomic;
		3581
3160	load_extensions;	3582	load_extensions;
3161		3583
3162	$TICK_WATCHER->start;	3584	utime time, time, $RUNTIMEFILE;
3163	Event::loop;	3585
		3586	# no (long-running) fork's whatsoever before this point(!)
		3587	use POSIX ();
		3588	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3589
		3590	(pop @POST_INIT)->(0) while @POST_INIT;
		3591	};
		3592
		3593	main_loop;
3164	}	3594	}
3165		3595
3166	#############################################################################	3596	#############################################################################
3167	# initialisation and cleanup	3597	# initialisation and cleanup
3168		3598
3169	# install some emergency cleanup handlers	3599	# install some emergency cleanup handlers
3170	BEGIN {	3600	BEGIN {
		3601	our %SIGWATCHER = ();
3171	for my $signal (qw(INT HUP TERM)) {	3602	for my $signal (qw(INT HUP TERM)) {
3172	Event->signal (	3603	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3173	reentrant => 0,
3174	data => WF_AUTOCANCEL,
3175	signal => $signal,
3176	prio => 0,
3177	cb => sub {
3178	cf::cleanup "SIG$signal";	3604	cf::cleanup "SIG$signal";
3179	},
3180	);	3605	};
3181	}	3606	}
3182	}	3607	}
3183		3608
3184	sub write_runtime {	3609	sub write_runtime_sync {
3185	my $runtime = "$LOCALDIR/runtime";	3610	my $t0 = AE::time;
3186		3611
3187	# first touch the runtime file to show we are still running:	3612	# first touch the runtime file to show we are still running:
3188	# the fsync below can take a very very long time.	3613	# the fsync below can take a very very long time.
3189		3614
3190	IO::AIO::aio_utime $runtime, undef, undef;	3615	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3191		3616
3192	my $guard = cf::lock_acquire "write_runtime";	3617	my $guard = cf::lock_acquire "write_runtime";
3193		3618
3194	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3619	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3195	or return;	3620	or return;
3196		3621
3197	my $value = $cf::RUNTIME + 90 + 10;	3622	my $value = $cf::RUNTIME + 90 + 10;
3198	# 10 is the runtime save interval, for a monotonic clock	3623	# 10 is the runtime save interval, for a monotonic clock
3199	# 60 allows for the watchdog to kill the server.	3624	# 60 allows for the watchdog to kill the server.
…		…
3209	aio_utime $fh, undef, undef;	3634	aio_utime $fh, undef, undef;
3210		3635
3211	close $fh	3636	close $fh
3212	or return;	3637	or return;
3213		3638
3214	aio_rename "$runtime~", $runtime	3639	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3215	and return;	3640	and return;
3216		3641
3217	warn "runtime file written.\n";	3642	warn sprintf "runtime file written (%gs).\n", AE::time - $t0;
3218		3643
3219	1	3644	1
		3645	}
		3646
		3647	our $uuid_lock;
		3648	our $uuid_skip;
		3649
		3650	sub write_uuid_sync($) {
		3651	$uuid_skip ||= $_[0];
		3652
		3653	return if $uuid_lock;
		3654	local $uuid_lock = 1;
		3655
		3656	my $uuid = "$LOCALDIR/uuid";
		3657
		3658	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3659	or return;
		3660
		3661	my $value = uuid_seq uuid_cur;
		3662
		3663	unless ($value) {
		3664	warn "cowardly refusing to write zero uuid value!\n";
		3665	return;
		3666	}
		3667
		3668	my $value = uuid_str $value + $uuid_skip;
		3669	$uuid_skip = 0;
		3670
		3671	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3672	and return;
		3673
		3674	# always fsync - this file is important
		3675	aio_fsync $fh
		3676	and return;
		3677
		3678	close $fh
		3679	or return;
		3680
		3681	aio_rename "$uuid~", $uuid
		3682	and return;
		3683
		3684	warn "uuid file written ($value).\n";
		3685
		3686	1
		3687
		3688	}
		3689
		3690	sub write_uuid($$) {
		3691	my ($skip, $sync) = @_;
		3692
		3693	$sync ? write_uuid_sync $skip
		3694	: async { write_uuid_sync $skip };
3220	}	3695	}
3221		3696
3222	sub emergency_save() {	3697	sub emergency_save() {
3223	my $freeze_guard = cf::freeze_mainloop;	3698	my $freeze_guard = cf::freeze_mainloop;
3224		3699
3225	warn "enter emergency perl save\n";	3700	warn "emergency_perl_save: enter\n";
3226		3701
3227	cf::sync_job {	3702	cf::sync_job {
		3703	# this is a trade-off: we want to be very quick here, so
		3704	# save all maps without fsync, and later call a global sync
		3705	# (which in turn might be very very slow)
		3706	local $USE_FSYNC = 0;
		3707
3228	# use a peculiar iteration method to avoid tripping on perl	3708	# use a peculiar iteration method to avoid tripping on perl
3229	# refcount bugs in for. also avoids problems with players	3709	# refcount bugs in for. also avoids problems with players
3230	# and maps saved/destroyed asynchronously.	3710	# and maps saved/destroyed asynchronously.
3231	warn "begin emergency player save\n";	3711	warn "emergency_perl_save: begin player save\n";
3232	for my $login (keys %cf::PLAYER) {	3712	for my $login (keys %cf::PLAYER) {
3233	my $pl = $cf::PLAYER{$login} or next;	3713	my $pl = $cf::PLAYER{$login} or next;
3234	$pl->valid or next;	3714	$pl->valid or next;
		3715	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3235	$pl->save;	3716	$pl->save;
3236	}	3717	}
3237	warn "end emergency player save\n";	3718	warn "emergency_perl_save: end player save\n";
3238		3719
3239	warn "begin emergency map save\n";	3720	warn "emergency_perl_save: begin map save\n";
3240	for my $path (keys %cf::MAP) {	3721	for my $path (keys %cf::MAP) {
3241	my $map = $cf::MAP{$path} or next;	3722	my $map = $cf::MAP{$path} or next;
3242	$map->valid or next;	3723	$map->valid or next;
3243	$map->save;	3724	$map->save;
3244	}	3725	}
3245	warn "end emergency map save\n";	3726	warn "emergency_perl_save: end map save\n";
3246		3727
3247	warn "begin emergency database checkpoint\n";	3728	warn "emergency_perl_save: begin database checkpoint\n";
3248	BDB::db_env_txn_checkpoint $DB_ENV;	3729	BDB::db_env_txn_checkpoint $DB_ENV;
3249	warn "end emergency database checkpoint\n";	3730	warn "emergency_perl_save: end database checkpoint\n";
		3731
		3732	warn "emergency_perl_save: begin write uuid\n";
		3733	write_uuid_sync 1;
		3734	warn "emergency_perl_save: end write uuid\n";
3250	};	3735	};
3251		3736
		3737	warn "emergency_perl_save: starting sync()\n";
		3738	IO::AIO::aio_sync sub {
		3739	warn "emergency_perl_save: finished sync()\n";
		3740	};
		3741
3252	warn "leave emergency perl save\n";	3742	warn "emergency_perl_save: leave\n";
3253	}	3743	}
3254		3744
3255	sub post_cleanup {	3745	sub post_cleanup {
3256	my ($make_core) = @_;	3746	my ($make_core) = @_;
3257		3747
3258	warn Carp::longmess "post_cleanup backtrace"	3748	warn Carp::longmess "post_cleanup backtrace"
3259	if $make_core;	3749	if $make_core;
		3750
		3751	my $fh = pidfile;
		3752	unlink $PIDFILE if <$fh> == $$;
		3753	}
		3754
		3755	# a safer delete_package, copied from Symbol
		3756	sub clear_package($) {
		3757	my $pkg = shift;
		3758
		3759	# expand to full symbol table name if needed
		3760	unless ($pkg =~ /^main::.*::$/) {
		3761	$pkg = "main$pkg" if $pkg =~ /^::/;
		3762	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3763	$pkg .= '::' unless $pkg =~ /::$/;
		3764	}
		3765
		3766	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3767	my $stem_symtab = *{$stem}{HASH};
		3768
		3769	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3770	or return;
		3771
		3772	# clear all symbols
		3773	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3774	for my $name (keys %$leaf_symtab) {
		3775	_gv_clear *{"$pkg$name"};
		3776	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3777	}
		3778	warn "cleared package $pkg\n";#d#
3260	}	3779	}
3261		3780
3262	sub do_reload_perl() {	3781	sub do_reload_perl() {
3263	# can/must only be called in main	3782	# can/must only be called in main
3264	if ($Coro::current != $Coro::main) {	3783	if ($Coro::current != $Coro::main) {
3265	warn "can only reload from main coroutine";	3784	warn "can only reload from main coroutine";
3266	return;	3785	return;
3267	}	3786	}
3268		3787
		3788	return if $RELOAD++;
		3789
		3790	my $t1 = AE::time;
		3791
		3792	while ($RELOAD) {
3269	warn "reloading...";	3793	warn "reloading...";
3270		3794
3271	warn "entering sync_job";	3795	warn "entering sync_job";
3272		3796
3273	cf::sync_job {	3797	cf::sync_job {
3274	cf::write_runtime; # external watchdog should not bark	3798	cf::write_runtime_sync; # external watchdog should not bark
3275	cf::emergency_save;	3799	cf::emergency_save;
3276	cf::write_runtime; # external watchdog should not bark	3800	cf::write_runtime_sync; # external watchdog should not bark
3277		3801
3278	warn "syncing database to disk";	3802	warn "syncing database to disk";
3279	BDB::db_env_txn_checkpoint $DB_ENV;	3803	BDB::db_env_txn_checkpoint $DB_ENV;
3280		3804
3281	# if anything goes wrong in here, we should simply crash as we already saved	3805	# if anything goes wrong in here, we should simply crash as we already saved
3282		3806
3283	warn "cancelling all WF_AUTOCANCEL watchers";
3284	for (Event::all_watchers) {
3285	$_->cancel if $_->data & WF_AUTOCANCEL;
3286	}
3287
3288	warn "flushing outstanding aio requests";	3807	warn "flushing outstanding aio requests";
3289	for (;;) {
3290	BDB::flush;
3291	IO::AIO::flush;
3292	Coro::cede;
3293	last unless IO::AIO::nreqs || BDB::nreqs;	3808	while (IO::AIO::nreqs || BDB::nreqs) {
3294	warn "iterate...";	3809	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3295	}
3296
3297	++$RELOAD;
3298
3299	warn "cancelling all extension coros";
3300	$_->cancel for values %EXT_CORO;
3301	%EXT_CORO = ();
3302
3303	warn "removing commands";
3304	%COMMAND = ();
3305
3306	warn "removing ext/exti commands";
3307	%EXTCMD = ();
3308	%EXTICMD = ();
3309
3310	warn "unloading/nuking all extensions";
3311	for my $pkg (@EXTS) {
3312	warn "... unloading $pkg";
3313
3314	if (my $cb = $pkg->can ("unload")) {
3315	eval {
3316	$cb->($pkg);
3317	1
3318	} or warn "$pkg unloaded, but with errors: $@";
3319	}	3810	}
3320		3811
3321	warn "... nuking $pkg";	3812	warn "cancelling all extension coros";
3322	Symbol::delete_package $pkg;	3813	$_->cancel for values %EXT_CORO;
3323	}	3814	%EXT_CORO = ();
3324		3815
3325	warn "unloading all perl modules loaded from $LIBDIR";	3816	warn "removing commands";
3326	while (my ($k, $v) = each %INC) {	3817	%COMMAND = ();
3327	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3328		3818
		3819	warn "removing ext/exti commands";
		3820	%EXTCMD = ();
		3821	%EXTICMD = ();
		3822
		3823	warn "unloading/nuking all extensions";
		3824	for my $pkg (@EXTS) {
3329	warn "... unloading $k";	3825	warn "... unloading $pkg";
3330	delete $INC{$k};
3331		3826
3332	$k =~ s/\.pm$//;
3333	$k =~ s/\//::/g;
3334
3335	if (my $cb = $k->can ("unload_module")) {	3827	if (my $cb = $pkg->can ("unload")) {
		3828	eval {
3336	$cb->();	3829	$cb->($pkg);
		3830	1
		3831	} or warn "$pkg unloaded, but with errors: $@";
		3832	}
		3833
		3834	warn "... clearing $pkg";
		3835	clear_package $pkg;
3337	}	3836	}
3338		3837
3339	Symbol::delete_package $k;	3838	warn "unloading all perl modules loaded from $LIBDIR";
		3839	while (my ($k, $v) = each %INC) {
		3840	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3841
		3842	warn "... unloading $k";
		3843	delete $INC{$k};
		3844
		3845	$k =~ s/\.pm$//;
		3846	$k =~ s/\//::/g;
		3847
		3848	if (my $cb = $k->can ("unload_module")) {
		3849	$cb->();
		3850	}
		3851
		3852	clear_package $k;
3340	}	3853	}
3341		3854
3342	warn "getting rid of safe::, as good as possible";	3855	warn "getting rid of safe::, as good as possible";
3343	Symbol::delete_package "safe::$_"	3856	clear_package "safe::$_"
3344	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3857	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3345		3858
3346	warn "unloading cf.pm \"a bit\"";	3859	warn "unloading cf.pm \"a bit\"";
3347	delete $INC{"cf.pm"};	3860	delete $INC{"cf.pm"};
3348	delete $INC{"cf/pod.pm"};	3861	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3349		3862
3350	# don't, removes xs symbols, too,	3863	# don't, removes xs symbols, too,
3351	# and global variables created in xs	3864	# and global variables created in xs
3352	#Symbol::delete_package __PACKAGE__;	3865	#clear_package __PACKAGE__;
3353		3866
3354	warn "unload completed, starting to reload now";	3867	warn "unload completed, starting to reload now";
3355		3868
3356	warn "reloading cf.pm";	3869	warn "reloading cf.pm";
3357	require cf;	3870	require cf;
3358	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3871	cf::_connect_to_perl_1;
3359		3872
3360	warn "loading config and database again";	3873	warn "loading config and database again";
3361	cf::reload_config;	3874	cf::reload_config;
3362		3875
3363	warn "loading extensions";	3876	warn "loading extensions";
3364	cf::load_extensions;	3877	cf::load_extensions;
3365		3878
		3879	if ($REATTACH_ON_RELOAD) {
3366	warn "reattaching attachments to objects/players";	3880	warn "reattaching attachments to objects/players";
3367	_global_reattach; # objects, sockets	3881	_global_reattach; # objects, sockets
3368	warn "reattaching attachments to maps";	3882	warn "reattaching attachments to maps";
3369	reattach $_ for values %MAP;	3883	reattach $_ for values %MAP;
3370	warn "reattaching attachments to players";	3884	warn "reattaching attachments to players";
3371	reattach $_ for values %PLAYER;	3885	reattach $_ for values %PLAYER;
		3886	}
3372		3887
		3888	warn "running post_init jobs";
		3889	(pop @POST_INIT)->(1) while @POST_INIT;
		3890
3373	warn "leaving sync_job";	3891	warn "leaving sync_job";
3374		3892
3375	1	3893	1
3376	} or do {	3894	} or do {
3377	warn $@;	3895	warn $@;
3378	warn "error while reloading, exiting.";	3896	cf::cleanup "error while reloading, exiting.";
3379	exit 1;
3380	};	3897	};
3381		3898
3382	warn "reloaded";	3899	warn "reloaded";
		3900	--$RELOAD;
		3901	}
		3902
		3903	$t1 = AE::time - $t1;
		3904	warn "reload completed in ${t1}s\n";
3383	};	3905	};
3384		3906
3385	our $RELOAD_WATCHER; # used only during reload	3907	our $RELOAD_WATCHER; # used only during reload
3386		3908
3387	sub reload_perl() {	3909	sub reload_perl() {
3388	# doing reload synchronously and two reloads happen back-to-back,	3910	# doing reload synchronously and two reloads happen back-to-back,
3389	# coro crashes during coro_state_free->destroy here.	3911	# coro crashes during coro_state_free->destroy here.
3390		3912
3391	$RELOAD_WATCHER ||= Event->timer (	3913	$RELOAD_WATCHER ||= cf::async {
3392	reentrant => 0,	3914	Coro::AIO::aio_wait cache_extensions;
3393	after => 0,	3915
3394	data => WF_AUTOCANCEL,	3916	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3395	cb => sub {
3396	do_reload_perl;	3917	do_reload_perl;
3397	undef $RELOAD_WATCHER;	3918	undef $RELOAD_WATCHER;
3398	},	3919	};
3399	);	3920	};
3400	}	3921	}
3401		3922
3402	register_command "reload" => sub {	3923	register_command "reload" => sub {
3403	my ($who, $arg) = @_;	3924	my ($who, $arg) = @_;
3404		3925
3405	if ($who->flag (FLAG_WIZ)) {	3926	if ($who->flag (FLAG_WIZ)) {
3406	$who->message ("reloading server.");	3927	$who->message ("reloading server.");
		3928	async {
		3929	$Coro::current->{desc} = "perl_reload";
3407	async { reload_perl };	3930	reload_perl;
		3931	};
3408	}	3932	}
3409	};	3933	};
3410		3934
3411	unshift @INC, $LIBDIR;	3935	unshift @INC, $LIBDIR;
3412		3936
…		…
3414		3938
3415	our @WAIT_FOR_TICK;	3939	our @WAIT_FOR_TICK;
3416	our @WAIT_FOR_TICK_BEGIN;	3940	our @WAIT_FOR_TICK_BEGIN;
3417		3941
3418	sub wait_for_tick {	3942	sub wait_for_tick {
3419	return unless $TICK_WATCHER->is_active;
3420	return if $Coro::current == $Coro::main;	3943	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3421		3944
3422	my $signal = new Coro::Signal;	3945	my $signal = new Coro::Signal;
3423	push @WAIT_FOR_TICK, $signal;	3946	push @WAIT_FOR_TICK, $signal;
3424	$signal->wait;	3947	$signal->wait;
3425	}	3948	}
3426		3949
3427	sub wait_for_tick_begin {	3950	sub wait_for_tick_begin {
3428	return unless $TICK_WATCHER->is_active;
3429	return if $Coro::current == $Coro::main;	3951	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3430		3952
3431	my $signal = new Coro::Signal;	3953	my $signal = new Coro::Signal;
3432	push @WAIT_FOR_TICK_BEGIN, $signal;	3954	push @WAIT_FOR_TICK_BEGIN, $signal;
3433	$signal->wait;	3955	$signal->wait;
3434	}	3956	}
3435		3957
3436	my $min = 1e6;#d#	3958	sub tick {
3437	my $avg = 10;
3438	$TICK_WATCHER = Event->timer (
3439	reentrant => 0,
3440	parked => 1,
3441	prio => 0,
3442	at => $NEXT_TICK || $TICK,
3443	data => WF_AUTOCANCEL,
3444	cb => sub {
3445	if ($Coro::current != $Coro::main) {	3959	if ($Coro::current != $Coro::main) {
3446	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3960	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3447	unless ++$bug_warning > 10;	3961	unless ++$bug_warning > 10;
3448	return;	3962	return;
3449	}	3963	}
3450		3964
3451	$NOW = $tick_start = Event::time;
3452
3453	cf::server_tick; # one server iteration	3965	cf::server_tick; # one server iteration
3454		3966
3455	0 && sync_job {#d#	3967	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3456	for(1..10) {
3457	my $t = Event::time;
3458	my $map = my $map = new_from_path cf::map "/tmp/x.map"
3459	or die;
3460		3968
3461	$map->width (50);	3969	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3462	$map->height (50);	3970	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3463	$map->alloc;	3971	Coro::async_pool {
3464	$map->_load_objects ("/tmp/x.map", 1); #TODO: does not work	3972	$Coro::current->{desc} = "runtime saver";
3465	my $t = Event::time - $t;	3973	write_runtime_sync
3466		3974	or warn "ERROR: unable to write runtime file: $!";
3467	#next unless $t < 0.0013;#d#
3468	if ($t < $min) {
3469	$min = $t;
3470	}
3471	$avg = $avg * 0.99 + $t * 0.01;
3472	}
3473	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3474	exit 0;
3475	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3476	};	3975	};
		3976	}
3477		3977
3478	$RUNTIME += $TICK;
3479	$NEXT_TICK += $TICK;
3480
3481	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3482	$NEXT_RUNTIME_WRITE = $NOW + 10;
3483	Coro::async_pool {
3484	write_runtime
3485	or warn "ERROR: unable to write runtime file: $!";
3486	};
3487	}
3488
3489	# my $AFTER = Event::time;
3490	# warn $AFTER - $NOW;#d#
3491
3492	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3978	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3493	$sig->send;	3979	$sig->send;
3494	}	3980	}
3495	while (my $sig = shift @WAIT_FOR_TICK) {	3981	while (my $sig = shift @WAIT_FOR_TICK) {
3496	$sig->send;	3982	$sig->send;
3497	}	3983	}
3498		3984
3499	$NOW = Event::time;	3985	$LOAD = ($NOW - $TICK_START) / $TICK;
3500
3501	# if we are delayed by four ticks or more, skip them all
3502	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3503
3504	$TICK_WATCHER->at ($NEXT_TICK);
3505	$TICK_WATCHER->start;
3506
3507	$LOAD = ($NOW - $tick_start) / $TICK;
3508	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3986	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3509		3987
3510	_post_tick;	3988	if (0) {
3511		3989	if ($NEXT_TICK) {
3512		3990	my $jitter = $TICK_START - $NEXT_TICK;
		3991	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3992	warn "jitter $JITTER\n";#d#
		3993	}
3513	},	3994	}
3514	);	3995	}
3515		3996
3516	{	3997	{
3517	BDB::max_poll_time $TICK * 0.1;	3998	# configure BDB
3518	$BDB_POLL_WATCHER = Event->io (	3999
3519	reentrant => 0,
3520	fd => BDB::poll_fileno,
3521	poll => 'r',
3522	prio => 0,
3523	data => WF_AUTOCANCEL,
3524	cb => \&BDB::poll_cb,
3525	);
3526	BDB::min_parallel 8;	4000	BDB::min_parallel 16;
3527		4001	BDB::max_poll_reqs $TICK * 0.1;
3528	BDB::set_sync_prepare {	4002	$AnyEvent::BDB::WATCHER->priority (1);
3529	my $status;
3530	my $current = $Coro::current;
3531	(
3532	sub {
3533	$status = $!;
3534	$current->ready; undef $current;
3535	},
3536	sub {
3537	Coro::schedule while defined $current;
3538	$! = $status;
3539	},
3540	)
3541	};
3542		4003
3543	unless ($DB_ENV) {	4004	unless ($DB_ENV) {
3544	$DB_ENV = BDB::db_env_create;	4005	$DB_ENV = BDB::db_env_create;
		4006	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		4007	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4008	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		4009	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		4010	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3545		4011
3546	cf::sync_job {	4012	cf::sync_job {
3547	eval {	4013	eval {
3548	BDB::db_env_open	4014	BDB::db_env_open
3549	$DB_ENV,	4015	$DB_ENV,
…		…
3551	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4017	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3552	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4018	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3553	0666;	4019	0666;
3554		4020
3555	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4021	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3556
3557	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3558	$DB_ENV->set_lk_detect;
3559	};	4022	};
3560		4023
3561	cf::cleanup "db_env_open(db): $@" if $@;	4024	cf::cleanup "db_env_open(db): $@" if $@;
3562	};	4025	};
3563	}	4026	}
		4027
		4028	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		4029	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		4030	};
		4031	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		4032	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		4033	};
		4034	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		4035	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		4036	};
3564	}	4037	}
3565		4038
3566	{	4039	{
		4040	# configure IO::AIO
		4041
3567	IO::AIO::min_parallel 8;	4042	IO::AIO::min_parallel 8;
3568
3569	undef $Coro::AIO::WATCHER;
3570	IO::AIO::max_poll_time $TICK * 0.1;	4043	IO::AIO::max_poll_time $TICK * 0.1;
3571	$AIO_POLL_WATCHER = Event->io (	4044	undef $AnyEvent::AIO::WATCHER;
3572	reentrant => 0,
3573	data => WF_AUTOCANCEL,
3574	fd => IO::AIO::poll_fileno,
3575	poll => 'r',
3576	prio => 6,
3577	cb => \&IO::AIO::poll_cb,
3578	);
3579	}	4045	}
3580		4046
3581	my $_log_backtrace;	4047	my $_log_backtrace;
3582		4048
3583	sub _log_backtrace {	4049	sub _log_backtrace {
…		…
3586	$msg =~ s/\n//;	4052	$msg =~ s/\n//;
3587		4053
3588	# limit the # of concurrent backtraces	4054	# limit the # of concurrent backtraces
3589	if ($_log_backtrace < 2) {	4055	if ($_log_backtrace < 2) {
3590	++$_log_backtrace;	4056	++$_log_backtrace;
		4057	my $perl_bt = Carp::longmess $msg;
3591	async {	4058	async {
		4059	$Coro::current->{desc} = "abt $msg";
		4060
3592	my @bt = fork_call {	4061	my @bt = fork_call {
3593	@addr = map { sprintf "%x", $_ } @addr;	4062	@addr = map { sprintf "%x", $_ } @addr;
3594	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4063	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3595	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4064	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3596	or die "addr2line: $!";	4065	or die "addr2line: $!";
…		…
3604	}	4073	}
3605		4074
3606	@funcs	4075	@funcs
3607	};	4076	};
3608		4077
3609	LOG llevInfo, "[ABT] $msg\n";	4078	LOG llevInfo, "[ABT] $perl_bt\n";
		4079	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3610	LOG llevInfo, "[ABT] $_\n" for @bt;	4080	LOG llevInfo, "[ABT] $_\n" for @bt;
3611	--$_log_backtrace;	4081	--$_log_backtrace;
3612	};	4082	};
3613	} else {	4083	} else {
3614	LOG llevInfo, "[ABT] $msg\n";	4084	LOG llevInfo, "[ABT] $msg\n";
3615	LOG llevInfo, "[ABT] [suppressed]\n";	4085	LOG llevInfo, "[ABT] [suppressed]\n";
3616	}	4086	}
3617	}	4087	}
3618		4088
3619	# load additional modules	4089	# load additional modules
3620	use cf::pod;	4090	require "cf/$_.pm" for @EXTRA_MODULES;
		4091	cf::_connect_to_perl_2;
3621		4092
3622	END { cf::emergency_save }	4093	END { cf::emergency_save }
3623		4094
3624	1	4095	1
3625		4096

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