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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.384 by root, Fri Oct 12 18:17:16 2007 UTC vs.
Revision 1.522 by root, Sat Apr 17 02:22:14 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 4.1 ();	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 2.51 ();	60	use IO::AIO ();
33	use Time::HiRes;	61	use Time::HiRes;
34	use Compress::LZF;	62	use Compress::LZF;
35	use Digest::MD5 ();	63	use Digest::MD5 ();
		64
		65	AnyEvent::detect;
36		66
37	# configure various modules to our taste	67	# configure various modules to our taste
38	#	68	#
39	$Storable::canonical = 1; # reduce rsync transfers	69	$Storable::canonical = 1; # reduce rsync transfers
40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	70	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		71
		72	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		73
		74	# make sure c-lzf reinitialises itself
		75	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
41	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	76	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42		77
43	$Event::Eval = 1; # no idea why this is required, but it is	78	# strictly for debugging
44		79	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
45	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
46	$YAML::Syck::ImplicitUnicode = 1;
47
48	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
49		80
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	81	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
51		82
52	our %COMMAND = ();	83	our %COMMAND = ();
53	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
…		…
56	our %EXTCMD = ();	87	our %EXTCMD = ();
57	our %EXTICMD = ();	88	our %EXTICMD = ();
58	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
59	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
60		91
61	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
62	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
63		96
64	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
65	our $DATADIR = datadir;	98	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	99	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	100	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	101	our $MAPDIR = "$DATADIR/" . mapdir;
69	our $LOCALDIR = localdir;	102	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	103	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	104	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	105	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	106	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	107	our $BDBDIR = "$LOCALDIR/db";
		108	our $PIDFILE = "$LOCALDIR/pid";
		109	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		110
		111	our %RESOURCE;
		112
		113	our $OUTPUT_RATE_MIN = 4000;
		114	our $OUTPUT_RATE_MAX = 100000;
75		115
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	116	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
77	our $TICK_WATCHER;
78	our $AIO_POLL_WATCHER;
79	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	117	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	118	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	119	our $USE_FSYNC = 1; # use fsync to write maps - default on
83		120
84	our $BDB_POLL_WATCHER;
85	our $BDB_DEADLOCK_WATCHER;	121	our $BDB_DEADLOCK_WATCHER;
86	our $BDB_CHECKPOINT_WATCHER;	122	our $BDB_CHECKPOINT_WATCHER;
87	our $BDB_TRICKLE_WATCHER;	123	our $BDB_TRICKLE_WATCHER;
88	our $DB_ENV;	124	our $DB_ENV;
89		125
		126	our @EXTRA_MODULES = qw(pod match mapscript);
		127
90	our %CFG;	128	our %CFG;
91		129
92	our $UPTIME; $UPTIME ||= time;	130	our $UPTIME; $UPTIME ||= time;
93	our $RUNTIME;	131	our $RUNTIME;
		132	our $NOW;
94		133
95	our (%PLAYER, %PLAYER_LOADING); # all users	134	our (%PLAYER, %PLAYER_LOADING); # all users
96	our (%MAP, %MAP_LOADING ); # all maps	135	our (%MAP, %MAP_LOADING ); # all maps
97	our $LINK_MAP; # the special {link} map, which is always available	136	our $LINK_MAP; # the special {link} map, which is always available
98		137
99	# used to convert map paths into valid unix filenames by replacing / by ∕	138	# used to convert map paths into valid unix filenames by replacing / by ∕
100	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	139	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
101		140
102	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	141	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
103	our $LOADAVG; # same thing, but with alpha-smoothing	142	our $LOADAVG; # same thing, but with alpha-smoothing
		143	our $JITTER; # average jitter
104	our $tick_start; # for load detecting purposes	144	our $TICK_START; # for load detecting purposes
		145
		146	our @POST_INIT;
		147
		148	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		149	our $REALLY_UNLOOP; # never set to true, please :)
105		150
106	binmode STDOUT;	151	binmode STDOUT;
107	binmode STDERR;	152	binmode STDERR;
108		153
109	# read virtual server time, if available	154	# read virtual server time, if available
110	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	155	unless ($RUNTIME || !-e $RUNTIMEFILE) {
111	open my $fh, "<", "$LOCALDIR/runtime"	156	open my $fh, "<", $RUNTIMEFILE
112	or die "unable to read runtime file: $!";	157	or die "unable to read $RUNTIMEFILE file: $!";
113	$RUNTIME = <$fh> + 0.;	158	$RUNTIME = <$fh> + 0.;
114	}	159	}
		160
		161	eval "sub TICK() { $TICK } 1" or die;
115		162
116	mkdir $_	163	mkdir $_
117	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	164	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
118		165
119	our $EMERGENCY_POSITION;	166	our $EMERGENCY_POSITION;
120		167
121	sub cf::map::normalise;	168	sub cf::map::normalise;
		169
		170	sub in_main() {
		171	$Coro::current == $Coro::main
		172	}
		173
		174	#############################################################################
		175
		176	%REFLECT = ();
		177	for (@REFLECT) {
		178	my $reflect = JSON::XS::decode_json $_;
		179	$REFLECT{$reflect->{class}} = $reflect;
		180	}
		181
		182	# this is decidedly evil
		183	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
122		184
123	#############################################################################	185	#############################################################################
124		186
125	=head2 GLOBAL VARIABLES	187	=head2 GLOBAL VARIABLES
126		188
…		…
162		224
163	The raw value load value from the last tick.	225	The raw value load value from the last tick.
164		226
165	=item %cf::CFG	227	=item %cf::CFG
166		228
167	Configuration for the server, loaded from C</etc/crossfire/config>, or	229	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
168	from wherever your confdir points to.	230	from wherever your confdir points to.
169		231
170	=item cf::wait_for_tick, cf::wait_for_tick_begin	232	=item cf::wait_for_tick, cf::wait_for_tick_begin
171		233
172	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	234	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
173	returns directly I<after> the tick processing (and consequently, can only wake one process	235	returns directly I<after> the tick processing (and consequently, can only wake one process
174	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	236	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
175		237
176	=item @cf::INVOKE_RESULTS	238	=item @cf::INVOKE_RESULTS
177		239
178	This array contains the results of the last C<invoke ()> call. When	240	This array contains the results of the last C<invoke ()> call. When
179	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	241	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
180	that call.	242	that call.
181		243
		244	=item %cf::REFLECT
		245
		246	Contains, for each (C++) class name, a hash reference with information
		247	about object members (methods, scalars, arrays and flags) and other
		248	metadata, which is useful for introspection.
		249
182	=back	250	=back
183		251
184	=cut	252	=cut
185		253
186	BEGIN {	254	$Coro::State::WARNHOOK = sub {
187	*CORE::GLOBAL::warn = sub {
188	my $msg = join "", @_;	255	my $msg = join "", @_;
189		256
190	$msg .= "\n"	257	$msg .= "\n"
191	unless $msg =~ /\n$/;	258	unless $msg =~ /\n$/;
192		259
193	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	260	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
194		261
195	LOG llevError, $msg;	262	LOG llevError, $msg;
196	};	263	};
197	}	264
		265	$Coro::State::DIEHOOK = sub {
		266	return unless $^S eq 0; # "eq", not "=="
		267
		268	warn Carp::longmess $_[0];
		269
		270	if (in_main) {#d#
		271	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		272	return;#d#
		273	}#d#
		274
		275	# kill coroutine otherwise
		276	Coro::terminate
		277	};
198		278
199	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	279	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
200	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	280	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
201	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	281	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
202	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	282	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
209	for my $pkg (qw(	289	for my $pkg (qw(
210	cf::global cf::attachable	290	cf::global cf::attachable
211	cf::object cf::object::player	291	cf::object cf::object::player
212	cf::client cf::player	292	cf::client cf::player
213	cf::arch cf::living	293	cf::arch cf::living
		294	cf::map cf::mapspace
214	cf::map cf::party cf::region	295	cf::party cf::region
215	)) {	296	)) {
216	no strict 'refs';
217	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	297	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
218	}	298	}
219		299
220	$Event::DIED = sub {	300	$EV::DIED = sub {
221	warn "error in event callback: @_";	301	Carp::cluck "error in event callback: @_";
222	};	302	};
223		303
224	#############################################################################	304	#############################################################################
225		305
226	=head2 UTILITY FUNCTIONS	306	=head2 UTILITY FUNCTIONS
…		…
248	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	328	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
249	$d	329	$d
250	} || "[unable to dump $_[0]: '$@']";	330	} || "[unable to dump $_[0]: '$@']";
251	}	331	}
252		332
253	=item $ref = cf::from_json $json	333	=item $ref = cf::decode_json $json
254		334
255	Converts a JSON string into the corresponding perl data structure.	335	Converts a JSON string into the corresponding perl data structure.
256		336
257	=item $json = cf::to_json $ref	337	=item $json = cf::encode_json $ref
258		338
259	Converts a perl data structure into its JSON representation.	339	Converts a perl data structure into its JSON representation.
260		340
261	=cut	341	=cut
262		342
263	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	343	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
264		344
265	sub to_json ($) { $json_coder->encode ($_[0]) }	345	sub encode_json($) { $json_coder->encode ($_[0]) }
266	sub from_json ($) { $json_coder->decode ($_[0]) }	346	sub decode_json($) { $json_coder->decode ($_[0]) }
		347
		348	=item cf::post_init { BLOCK }
		349
		350	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		351	but I<before> the server starts ticking again.
		352
		353	The cdoeblock will have a single boolean argument to indicate whether this
		354	is a reload or not.
		355
		356	=cut
		357
		358	sub post_init(&) {
		359	push @POST_INIT, shift;
		360	}
267		361
268	=item cf::lock_wait $string	362	=item cf::lock_wait $string
269		363
270	Wait until the given lock is available. See cf::lock_acquire.	364	Wait until the given lock is available. See cf::lock_acquire.
271		365
272	=item my $lock = cf::lock_acquire $string	366	=item my $lock = cf::lock_acquire $string
273		367
274	Wait until the given lock is available and then acquires it and returns	368	Wait until the given lock is available and then acquires it and returns
275	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	369	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
276	for example when the coroutine gets canceled), the lock is automatically	370	for example when the coroutine gets canceled), the lock is automatically
277	returned.	371	returned.
278		372
279	Locks are *not* recursive, locking from the same coro twice results in a	373	Locks are *not* recursive, locking from the same coro twice results in a
280	deadlocked coro.	374	deadlocked coro.
…		…
286		380
287	Return true if the lock is currently active, i.e. somebody has locked it.	381	Return true if the lock is currently active, i.e. somebody has locked it.
288		382
289	=cut	383	=cut
290		384
291	our %LOCK;	385	our $LOCKS = new Coro::SemaphoreSet;
292	our %LOCKER;#d#
293		386
294	sub lock_wait($) {	387	sub lock_wait($) {
295	my ($key) = @_;	388	$LOCKS->wait ($_[0]);
296
297	if ($LOCKER{$key} == $Coro::current) {#d#
298	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
299	return;#d#
300	}#d#
301
302	# wait for lock, if any
303	while ($LOCK{$key}) {
304	push @{ $LOCK{$key} }, $Coro::current;
305	Coro::schedule;
306	}
307	}	389	}
308		390
309	sub lock_acquire($) {	391	sub lock_acquire($) {
310	my ($key) = @_;	392	$LOCKS->guard ($_[0])
311
312	# wait, to be sure we are not locked
313	lock_wait $key;
314
315	$LOCK{$key} = [];
316	$LOCKER{$key} = $Coro::current;#d#
317
318	Coro::guard {
319	delete $LOCKER{$key};#d#
320	# wake up all waiters, to be on the safe side
321	$_->ready for @{ delete $LOCK{$key} };
322	}
323	}	393	}
324		394
325	sub lock_active($) {	395	sub lock_active($) {
326	my ($key) = @_;	396	$LOCKS->count ($_[0]) < 1
327
328	! ! $LOCK{$key}
329	}	397	}
330		398
331	sub freeze_mainloop {	399	sub freeze_mainloop {
332	return unless $TICK_WATCHER->is_active;	400	tick_inhibit_inc;
333		401
334	my $guard = Coro::guard {	402	&Guard::guard (\&tick_inhibit_dec);
335	$TICK_WATCHER->start;	403	}
336	};	404
337	$TICK_WATCHER->stop;	405	=item cf::periodic $interval, $cb
338	$guard	406
		407	Like EV::periodic, but randomly selects a starting point so that the actions
		408	get spread over time.
		409
		410	=cut
		411
		412	sub periodic($$) {
		413	my ($interval, $cb) = @_;
		414
		415	my $start = rand List::Util::min 180, $interval;
		416
		417	EV::periodic $start, $interval, 0, $cb
339	}	418	}
340		419
341	=item cf::get_slot $time[, $priority[, $name]]	420	=item cf::get_slot $time[, $priority[, $name]]
342		421
343	Allocate $time seconds of blocking CPU time at priority C<$priority>:	422	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
351		430
352	=cut	431	=cut
353		432
354	our @SLOT_QUEUE;	433	our @SLOT_QUEUE;
355	our $SLOT_QUEUE;	434	our $SLOT_QUEUE;
		435	our $SLOT_DECAY = 0.9;
356		436
357	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	437	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
358	$SLOT_QUEUE = Coro::async {	438	$SLOT_QUEUE = Coro::async {
359	$Coro::current->desc ("timeslot manager");	439	$Coro::current->desc ("timeslot manager");
360		440
361	my $signal = new Coro::Signal;	441	my $signal = new Coro::Signal;
		442	my $busy;
362		443
363	while () {	444	while () {
364	next_job:	445	next_job:
		446
365	my $avail = cf::till_tick;	447	my $avail = cf::till_tick;
366	if ($avail > 0.01) {	448
367	for (0 .. $#SLOT_QUEUE) {	449	for (0 .. $#SLOT_QUEUE) {
368	if ($SLOT_QUEUE[$_][0] < $avail) {	450	if ($SLOT_QUEUE[$_][0] <= $avail) {
		451	$busy = 0;
369	my $job = splice @SLOT_QUEUE, $_, 1, ();	452	my $job = splice @SLOT_QUEUE, $_, 1, ();
370	$job->[2]->send;	453	$job->[2]->send;
371	Coro::cede;	454	Coro::cede;
372	goto next_job;	455	goto next_job;
373	}	456	} else {
		457	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
374	}	458	}
375	}	459	}
376		460
377	if (@SLOT_QUEUE) {	461	if (@SLOT_QUEUE) {
378	# we do not use wait_for_tick() as it returns immediately when tick is inactive	462	# we do not use wait_for_tick() as it returns immediately when tick is inactive
379	push @cf::WAIT_FOR_TICK, $signal;	463	push @cf::WAIT_FOR_TICK, $signal;
380	$signal->wait;	464	$signal->wait;
381	} else {	465	} else {
		466	$busy = 0;
382	Coro::schedule;	467	Coro::schedule;
383	}	468	}
384	}	469	}
385	};	470	};
386		471
387	sub get_slot($;$$) {	472	sub get_slot($;$$) {
		473	return if tick_inhibit || $Coro::current == $Coro::main;
		474
388	my ($time, $pri, $name) = @_;	475	my ($time, $pri, $name) = @_;
389		476
390	$time = $TICK * .6 if $time > $TICK * .6;	477	$time = clamp $time, 0.01, $TICK * .6;
		478
391	my $sig = new Coro::Signal;	479	my $sig = new Coro::Signal;
392		480
393	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	481	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
394	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	482	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
395	$SLOT_QUEUE->ready;	483	$SLOT_QUEUE->ready;
…		…
406		494
407	BEGIN { *async = \&Coro::async_pool }	495	BEGIN { *async = \&Coro::async_pool }
408		496
409	=item cf::sync_job { BLOCK }	497	=item cf::sync_job { BLOCK }
410		498
411	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	499	The design of Deliantra requires that the main coroutine ($Coro::main)
412	is always able to handle events or runnable, as Crossfire TRT is only	500	is always able to handle events or runnable, as Deliantra is only
413	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	501	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
414	acceptable.	502	acceptable.
415		503
416	If it must be done, put the blocking parts into C<sync_job>. This will run	504	If it must be done, put the blocking parts into C<sync_job>. This will run
417	the given BLOCK in another coroutine while waiting for the result. The	505	the given BLOCK in another coroutine while waiting for the result. The
…		…
422		510
423	sub sync_job(&) {	511	sub sync_job(&) {
424	my ($job) = @_;	512	my ($job) = @_;
425		513
426	if ($Coro::current == $Coro::main) {	514	if ($Coro::current == $Coro::main) {
427	my $time = Event::time;	515	my $time = AE::time;
428		516
429	# this is the main coro, too bad, we have to block	517	# this is the main coro, too bad, we have to block
430	# till the operation succeeds, freezing the server :/	518	# till the operation succeeds, freezing the server :/
431		519
432	LOG llevError | logBacktrace, Carp::longmess "sync job";#d#	520	LOG llevError, Carp::longmess "sync job";#d#
433		521
434	# TODO: use suspend/resume instead
435	# (but this is cancel-safe)
436	my $freeze_guard = freeze_mainloop;	522	my $freeze_guard = freeze_mainloop;
437		523
438	my $busy = 1;	524	my $busy = 1;
439	my @res;	525	my @res;
440		526
…		…
444	warn $@ if $@;	530	warn $@ if $@;
445	undef $busy;	531	undef $busy;
446	})->prio (Coro::PRIO_MAX);	532	})->prio (Coro::PRIO_MAX);
447		533
448	while ($busy) {	534	while ($busy) {
449	Coro::cede or Event::one_event;	535	if (Coro::nready) {
		536	Coro::cede_notself;
		537	} else {
		538	EV::loop EV::LOOP_ONESHOT;
450	}	539	}
		540	}
451		541
452	$time = Event::time - $time;	542	my $time = AE::time - $time;
453		543
454	LOG llevError | logBacktrace, Carp::longmess "long sync job"
455	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
456
457	$tick_start += $time; # do not account sync jobs to server load	544	$TICK_START += $time; # do not account sync jobs to server load
458		545
459	wantarray ? @res : $res[0]	546	wantarray ? @res : $res[0]
460	} else {	547	} else {
461	# we are in another coroutine, how wonderful, everything just works	548	# we are in another coroutine, how wonderful, everything just works
462		549
…		…
487	=item fork_call { }, $args	574	=item fork_call { }, $args
488		575
489	Executes the given code block with the given arguments in a seperate	576	Executes the given code block with the given arguments in a seperate
490	process, returning the results. Everything must be serialisable with	577	process, returning the results. Everything must be serialisable with
491	Coro::Storable. May, of course, block. Note that the executed sub may	578	Coro::Storable. May, of course, block. Note that the executed sub may
492	never block itself or use any form of Event handling.	579	never block itself or use any form of event handling.
493		580
494	=cut	581	=cut
495		582
496	sub fork_call(&@) {	583	sub fork_call(&@) {
497	my ($cb, @args) = @_;	584	my ($cb, @args) = @_;
…		…
504	reset_signals;	591	reset_signals;
505	&$cb	592	&$cb
506	}, @args;	593	}, @args;
507		594
508	wantarray ? @res : $res[-1]	595	wantarray ? @res : $res[-1]
		596	}
		597
		598	sub objinfo {
		599	(
		600	"counter value" => cf::object::object_count,
		601	"objects created" => cf::object::create_count,
		602	"objects destroyed" => cf::object::destroy_count,
		603	"freelist size" => cf::object::free_count,
		604	"allocated objects" => cf::object::objects_size,
		605	"active objects" => cf::object::actives_size,
		606	)
		607	}
		608
		609	=item $coin = coin_from_name $name
		610
		611	=cut
		612
		613	our %coin_alias = (
		614	"silver" => "silvercoin",
		615	"silvercoin" => "silvercoin",
		616	"silvercoins" => "silvercoin",
		617	"gold" => "goldcoin",
		618	"goldcoin" => "goldcoin",
		619	"goldcoins" => "goldcoin",
		620	"platinum" => "platinacoin",
		621	"platinumcoin" => "platinacoin",
		622	"platinumcoins" => "platinacoin",
		623	"platina" => "platinacoin",
		624	"platinacoin" => "platinacoin",
		625	"platinacoins" => "platinacoin",
		626	"royalty" => "royalty",
		627	"royalties" => "royalty",
		628	);
		629
		630	sub coin_from_name($) {
		631	$coin_alias{$_[0]}
		632	? cf::arch::find $coin_alias{$_[0]}
		633	: undef
509	}	634	}
510		635
511	=item $value = cf::db_get $family => $key	636	=item $value = cf::db_get $family => $key
512		637
513	Returns a single value from the environment database.	638	Returns a single value from the environment database.
…		…
652		777
653	#############################################################################	778	#############################################################################
654		779
655	=head2 ATTACHABLE OBJECTS	780	=head2 ATTACHABLE OBJECTS
656		781
657	Many objects in crossfire are so-called attachable objects. That means you can	782	Many objects in deliantra are so-called attachable objects. That means you can
658	attach callbacks/event handlers (a collection of which is called an "attachment")	783	attach callbacks/event handlers (a collection of which is called an "attachment")
659	to it. All such attachable objects support the following methods.	784	to it. All such attachable objects support the following methods.
660		785
661	In the following description, CLASS can be any of C<global>, C<object>	786	In the following description, CLASS can be any of C<global>, C<object>
662	C<player>, C<client> or C<map> (i.e. the attachable objects in	787	C<player>, C<client> or C<map> (i.e. the attachable objects in
663	Crossfire TRT).	788	Deliantra).
664		789
665	=over 4	790	=over 4
666		791
667	=item $attachable->attach ($attachment, key => $value...)	792	=item $attachable->attach ($attachment, key => $value...)
668		793
…		…
712	=item cf::CLASS::attachment $name, ...	837	=item cf::CLASS::attachment $name, ...
713		838
714	Register an attachment by C<$name> through which attachable objects of the	839	Register an attachment by C<$name> through which attachable objects of the
715	given CLASS can refer to this attachment.	840	given CLASS can refer to this attachment.
716		841
717	Some classes such as crossfire maps and objects can specify attachments	842	Some classes such as deliantra maps and objects can specify attachments
718	that are attached at load/instantiate time, thus the need for a name.	843	that are attached at load/instantiate time, thus the need for a name.
719		844
720	These calls expect any number of the following handler/hook descriptions:	845	These calls expect any number of the following handler/hook descriptions:
721		846
722	=over 4	847	=over 4
…		…
950	}	1075	}
951		1076
952	0	1077	0
953	}	1078	}
954		1079
955	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1080	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
956		1081
957	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1082	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
958		1083
959	Generate an object-specific event with the given arguments.	1084	Generate an object-specific event with the given arguments.
960		1085
…		…
966		1091
967	=cut	1092	=cut
968		1093
969	#############################################################################	1094	#############################################################################
970	# object support	1095	# object support
971	#
972		1096
		1097	sub _object_equal($$);
		1098	sub _object_equal($$) {
		1099	my ($a, $b) = @_;
		1100
		1101	return 0 unless (ref $a) eq (ref $b);
		1102
		1103	if ("HASH" eq ref $a) {
		1104	my @ka = keys %$a;
		1105	my @kb = keys %$b;
		1106
		1107	return 0 if @ka != @kb;
		1108
		1109	for (0 .. $#ka) {
		1110	return 0 unless $ka[$_] eq $kb[$_];
		1111	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1112	}
		1113
		1114	} elsif ("ARRAY" eq ref $a) {
		1115
		1116	return 0 if @$a != @$b;
		1117
		1118	for (0 .. $#$a) {
		1119	return 0 unless _object_equal $a->[$_], $b->[$_];
		1120	}
		1121
		1122	} elsif ($a ne $b) {
		1123	return 0;
		1124	}
		1125
		1126	1
		1127	}
		1128
		1129	our $SLOW_MERGES;#d#
973	sub _can_merge {	1130	sub _can_merge {
974	my ($ob1, $ob2) = @_;	1131	my ($ob1, $ob2) = @_;
975		1132
976	local $Storable::canonical = 1;	1133	++$SLOW_MERGES;#d#
977	my $fob1 = Storable::freeze $ob1;
978	my $fob2 = Storable::freeze $ob2;
979		1134
980	$fob1 eq $fob2	1135	# we do the slow way here
		1136	return _object_equal $ob1, $ob2
981	}	1137	}
982		1138
983	sub reattach {	1139	sub reattach {
984	# basically do the same as instantiate, without calling instantiate	1140	# basically do the same as instantiate, without calling instantiate
985	my ($obj) = @_;	1141	my ($obj) = @_;
986		1142
		1143	# no longer needed after getting rid of delete_package?
987	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1144	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
988		1145
989	my $registry = $obj->registry;	1146	my $registry = $obj->registry;
990		1147
991	@$registry = ();	1148	@$registry = ();
992		1149
…		…
1007	cf::attachable->attach (	1164	cf::attachable->attach (
1008	prio => -1000000,	1165	prio => -1000000,
1009	on_instantiate => sub {	1166	on_instantiate => sub {
1010	my ($obj, $data) = @_;	1167	my ($obj, $data) = @_;
1011		1168
1012	$data = from_json $data;	1169	$data = decode_json $data;
1013		1170
1014	for (@$data) {	1171	for (@$data) {
1015	my ($name, $args) = @$_;	1172	my ($name, $args) = @$_;
1016		1173
1017	$obj->attach ($name, %{$args || {} });	1174	$obj->attach ($name, %{$args || {} });
…		…
1038	utf8::decode (my $decname = $filename);	1195	utf8::decode (my $decname = $filename);
1039	warn sprintf "saving %s (%d,%d)\n",	1196	warn sprintf "saving %s (%d,%d)\n",
1040	$decname, length $$rdata, scalar @$objs;	1197	$decname, length $$rdata, scalar @$objs;
1041		1198
1042	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1199	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1043	chmod SAVE_MODE, $fh;	1200	aio_chmod $fh, SAVE_MODE;
1044	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1201	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1045	aio_fsync $fh if $cf::USE_FSYNC;	1202	if ($cf::USE_FSYNC) {
		1203	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1204	aio_fsync $fh;
		1205	}
1046	close $fh;	1206	aio_close $fh;
1047		1207
1048	if (@$objs) {	1208	if (@$objs) {
1049	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1209	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1050	chmod SAVE_MODE, $fh;	1210	aio_chmod $fh, SAVE_MODE;
1051	my $data = Coro::Storable::blocking_nfreeze { version => 1, objs => $objs };	1211	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1052	aio_write $fh, 0, (length $data), $data, 0;	1212	aio_write $fh, 0, (length $data), $data, 0;
1053	aio_fsync $fh if $cf::USE_FSYNC;	1213	if ($cf::USE_FSYNC) {
		1214	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1215	aio_fsync $fh;
		1216	}
1054	close $fh;	1217	aio_close $fh;
1055	aio_rename "$filename.pst~", "$filename.pst";	1218	aio_rename "$filename.pst~", "$filename.pst";
1056	}	1219	}
1057	} else {	1220	} else {
1058	aio_unlink "$filename.pst";	1221	aio_unlink "$filename.pst";
1059	}	1222	}
1060		1223
1061	aio_rename "$filename~", $filename;	1224	aio_rename "$filename~", $filename;
		1225
		1226	$filename =~ s%/[^/]+$%%;
		1227	aio_pathsync $filename if $cf::USE_FSYNC;
1062	} else {	1228	} else {
1063	warn "FATAL: $filename~: $!\n";	1229	warn "unable to save objects: $filename~: $!\n";
1064	}	1230	}
1065	} else {	1231	} else {
1066	aio_unlink $filename;	1232	aio_unlink $filename;
1067	aio_unlink "$filename.pst";	1233	aio_unlink "$filename.pst";
1068	}	1234	}
…		…
1087		1253
1088	unless (aio_stat "$filename.pst") {	1254	unless (aio_stat "$filename.pst") {
1089	(aio_load "$filename.pst", $av) >= 0	1255	(aio_load "$filename.pst", $av) >= 0
1090	or return;	1256	or return;
1091		1257
1092	my $st = eval { Coro::Storable::thaw $av }	1258	my $st = eval { Coro::Storable::thaw $av };
1093	|| eval { my $guard = Coro::Storable::guard; Storable::thaw $av }; #d# compatibility, remove
1094	$av = $st->{objs};	1259	$av = $st->{objs};
1095	}	1260	}
1096		1261
1097	utf8::decode (my $decname = $filename);	1262	utf8::decode (my $decname = $filename);
1098	warn sprintf "loading %s (%d,%d)\n",	1263	warn sprintf "loading %s (%d,%d)\n",
…		…
1160	my ($name, $cb) = @_;	1325	my ($name, $cb) = @_;
1161		1326
1162	$EXTICMD{$name} = $cb;	1327	$EXTICMD{$name} = $cb;
1163	}	1328	}
1164		1329
		1330	use File::Glob ();
		1331
1165	cf::player->attach (	1332	cf::player->attach (
1166	on_command => sub {	1333	on_unknown_command => sub {
1167	my ($pl, $name, $params) = @_;	1334	my ($pl, $name, $params) = @_;
1168		1335
1169	my $cb = $COMMAND{$name}	1336	my $cb = $COMMAND{$name}
1170	or return;	1337	or return;
1171		1338
…		…
1201		1368
1202	cf::override;	1369	cf::override;
1203	},	1370	},
1204	);	1371	);
1205		1372
		1373	# "readahead" all extensions
		1374	sub cache_extensions {
		1375	my $grp = IO::AIO::aio_group;
		1376
		1377	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1378	for (grep /\.ext$/, @{$_[0]}) {
		1379	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1380	}
		1381	};
		1382
		1383	$grp
		1384	}
		1385
1206	sub load_extensions {	1386	sub load_extensions {
1207	cf::sync_job {	1387	cf::sync_job {
1208	my %todo;	1388	my %todo;
1209		1389
1210	for my $path (<$LIBDIR/*.ext>) {	1390	for my $path (<$LIBDIR/*.ext>) {
…		…
1229		1409
1230	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1410	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1231	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1411	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1232		1412
1233	$ext{source} =	1413	$ext{source} =
1234	"package $pkg; use strict; use utf8;\n"	1414	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1235	. "#line 1 \"$path\"\n{\n"	1415	. "#line 1 \"$path\"\n{\n"
1236	. $source	1416	. $source
1237	. "\n};\n1";	1417	. "\n};\n1";
1238		1418
1239	$todo{$base} = \%ext;	1419	$todo{$base} = \%ext;
1240	}	1420	}
1241		1421
		1422	my $pass = 0;
1242	my %done;	1423	my %done;
1243	while (%todo) {	1424	while (%todo) {
1244	my $progress;	1425	my $progress;
1245		1426
		1427	++$pass;
		1428
		1429	ext:
1246	while (my ($k, $v) = each %todo) {	1430	while (my ($k, $v) = each %todo) {
1247	for (split /,\s*/, $v->{meta}{depends}) {	1431	for (split /,\s*/, $v->{meta}{depends}) {
1248	goto skip	1432	next ext
1249	unless exists $done{$_};	1433	unless exists $done{$_};
1250	}	1434	}
1251		1435
1252	warn "... loading '$k' into '$v->{pkg}'\n";	1436	warn "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1253		1437
1254	unless (eval $v->{source}) {	1438	my $active = eval $v->{source};
		1439
		1440	if (length $@) {
1255	my $msg = $@ ? "$v->{path}: $@\n"	1441	warn "$v->{path}: $@\n";
1256	: "$v->{base}: extension inactive.\n";
1257		1442
		1443	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1258	if (exists $v->{meta}{mandatory}) {	1444	if exists $v->{meta}{mandatory};
1259	warn $msg;	1445
1260	warn "mandatory extension failed to load, exiting.\n";	1446	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1261	exit 1;	1447	delete $todo{$k};
1262	}	1448	} else {
1263		1449	$done{$k} = delete $todo{$k};
1264	warn $msg;	1450	push @EXTS, $v->{pkg};
		1451	$progress = 1;
		1452
		1453	warn "$v->{base}: extension inactive.\n"
		1454	unless $active;
1265	}	1455	}
1266
1267	$done{$k} = delete $todo{$k};
1268	push @EXTS, $v->{pkg};
1269	$progress = 1;
1270	}	1456	}
1271		1457
1272	skip:	1458	unless ($progress) {
1273	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1459	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1274	unless $progress;	1460
		1461	while (my ($k, $v) = each %todo) {
		1462	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1463	if exists $v->{meta}{mandatory};
		1464	}
		1465	}
1275	}	1466	}
1276	};	1467	};
1277	}	1468	}
1278		1469
1279	#############################################################################	1470	#############################################################################
1280		1471
1281	=back	1472	=back
1282		1473
1283	=head2 CORE EXTENSIONS	1474	=head2 CORE EXTENSIONS
1284		1475
1285	Functions and methods that extend core crossfire objects.	1476	Functions and methods that extend core deliantra objects.
1286		1477
1287	=cut	1478	=cut
1288		1479
1289	package cf::player;	1480	package cf::player;
1290		1481
…		…
1333		1524
1334	sub exists($) {	1525	sub exists($) {
1335	my ($login) = @_;	1526	my ($login) = @_;
1336		1527
1337	$cf::PLAYER{$login}	1528	$cf::PLAYER{$login}
1338	or cf::sync_job { !aio_stat path $login }	1529	or !aio_stat path $login
1339	}	1530	}
1340		1531
1341	sub find($) {	1532	sub find($) {
1342	return $cf::PLAYER{$_[0]} || do {	1533	return $cf::PLAYER{$_[0]} || do {
1343	my $login = $_[0];	1534	my $login = $_[0];
…		…
1355	my $f = new_from_file cf::object::thawer path $login	1546	my $f = new_from_file cf::object::thawer path $login
1356	or return;	1547	or return;
1357		1548
1358	my $pl = cf::player::load_pl $f	1549	my $pl = cf::player::load_pl $f
1359	or return;	1550	or return;
		1551
1360	local $cf::PLAYER_LOADING{$login} = $pl;	1552	local $cf::PLAYER_LOADING{$login} = $pl;
1361	$f->resolve_delayed_derefs;	1553	$f->resolve_delayed_derefs;
1362	$cf::PLAYER{$login} = $pl	1554	$cf::PLAYER{$login} = $pl
1363	}	1555	}
1364	}	1556	}
1365	}	1557	}
1366		1558
		1559	cf::player->attach (
		1560	on_load => sub {
		1561	my ($pl, $path) = @_;
		1562
		1563	# restore slots saved in save, below
		1564	my $slots = delete $pl->{_slots};
		1565
		1566	$pl->ob->current_weapon ($slots->[0]);
		1567	$pl->combat_ob ($slots->[1]);
		1568	$pl->ranged_ob ($slots->[2]);
		1569	},
		1570	);
		1571
1367	sub save($) {	1572	sub save($) {
1368	my ($pl) = @_;	1573	my ($pl) = @_;
1369		1574
1370	return if $pl->{deny_save};	1575	return if $pl->{deny_save};
1371		1576
…		…
1374		1579
1375	return if $pl->{deny_save};	1580	return if $pl->{deny_save};
1376		1581
1377	aio_mkdir playerdir $pl, 0770;	1582	aio_mkdir playerdir $pl, 0770;
1378	$pl->{last_save} = $cf::RUNTIME;	1583	$pl->{last_save} = $cf::RUNTIME;
		1584
		1585	cf::get_slot 0.01;
		1586
		1587	# save slots, to be restored later
		1588	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1379		1589
1380	$pl->save_pl ($path);	1590	$pl->save_pl ($path);
1381	cf::cede_to_tick;	1591	cf::cede_to_tick;
1382	}	1592	}
1383		1593
…		…
1415	my ($pl) = @_;	1625	my ($pl) = @_;
1416		1626
1417	my $name = $pl->ob->name;	1627	my $name = $pl->ob->name;
1418		1628
1419	$pl->{deny_save} = 1;	1629	$pl->{deny_save} = 1;
1420	$pl->password ("*"); # this should lock out the player until we nuked the dir	1630	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1421		1631
1422	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1632	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1423	$pl->deactivate;	1633	$pl->deactivate;
		1634	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1635	$pl->ob->check_score;
1424	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1636	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1425	$pl->ns->destroy if $pl->ns;	1637	$pl->ns->destroy if $pl->ns;
1426		1638
1427	my $path = playerdir $pl;	1639	my $path = playerdir $pl;
1428	my $temp = "$path~$cf::RUNTIME~deleting~";	1640	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1467		1679
1468	for my $login (@$dirs) {	1680	for my $login (@$dirs) {
1469	my $path = path $login;	1681	my $path = path $login;
1470		1682
1471	# a .pst is a dead give-away for a valid player	1683	# a .pst is a dead give-away for a valid player
1472	unless (-e "$path.pst") {	1684	# if no pst file found, open and chekc for blocked users
		1685	if (aio_stat "$path.pst") {
1473	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1686	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1474	aio_read $fh, 0, 512, my $buf, 0 or next;	1687	aio_read $fh, 0, 512, my $buf, 0 or next;
1475	$buf !~ /^password -------------$/m or next; # official not-valid tag	1688	$buf !~ /^password -------------$/m or next; # official not-valid tag
1476	}	1689	}
1477		1690
…		…
1508	}	1721	}
1509		1722
1510	\@paths	1723	\@paths
1511	}	1724	}
1512		1725
1513	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1726	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1514		1727
1515	Expand crossfire pod fragments into protocol xml.	1728	Expand deliantra pod fragments into protocol xml.
1516
1517	=cut
1518
1519	sub expand_cfpod {
1520	((my $self), (local $_)) = @_;
1521
1522	# escape & and <
1523	s/&/&amp;/g;
1524	s/(?<![BIUGHT])</&lt;/g;
1525
1526	# this is buggy, it needs to properly take care of nested <'s
1527
1528	1 while
1529	# replace B<>, I<>, U<> etc.
1530	s/B<([^\>]*)>/<b>$1<\/b>/
1531	|| s/I<([^\>]*)>/<i>$1<\/i>/
1532	|| s/U<([^\>]*)>/<u>$1<\/u>/
1533	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1534	# replace G<male|female> tags
1535	|| s{G<([^>|]*)\|([^>]*)>}{
1536	$self->gender ? $2 : $1
1537	}ge
1538	# replace H<hint text>
1539	|| s{H<([^\>]*)>}
1540	{
1541	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1542	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1543	"")
1544	[$self->{hintmode}]
1545	}ge;
1546
1547	# create single paragraphs (very hackish)
1548	s/(?<=\S)\n(?=\w)/ /g;
1549
1550	# compress some whitespace
1551	s/\s+\n/\n/g; # ws line-ends
1552	s/\n\n+/\n/g; # double lines
1553	s/^\n+//; # beginning lines
1554	s/\n+$//; # ending lines
1555
1556	$_
1557	}
1558
1559	sub hintmode {
1560	$_[0]{hintmode} = $_[1] if @_ > 1;
1561	$_[0]{hintmode}
1562	}
1563		1729
1564	=item $player->ext_reply ($msgid, @msg)	1730	=item $player->ext_reply ($msgid, @msg)
1565		1731
1566	Sends an ext reply to the player.	1732	Sends an ext reply to the player.
1567		1733
…		…
1634	our $MAX_RESET = 3600;	1800	our $MAX_RESET = 3600;
1635	our $DEFAULT_RESET = 3000;	1801	our $DEFAULT_RESET = 3000;
1636		1802
1637	sub generate_random_map {	1803	sub generate_random_map {
1638	my ($self, $rmp) = @_;	1804	my ($self, $rmp) = @_;
		1805
		1806	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1807
1639	# mit "rum" bekleckern, nicht	1808	# mit "rum" bekleckern, nicht
1640	$self->_create_random_map (	1809	$self->_create_random_map (
1641	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1810	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1642	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1811	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1643	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1812	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1644	$rmp->{exit_on_final_map},	1813	$rmp->{exit_on_final_map},
1645	$rmp->{xsize}, $rmp->{ysize},	1814	$rmp->{xsize}, $rmp->{ysize},
1646	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1815	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1647	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1816	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1765		1934
1766	# the temporary/swap location	1935	# the temporary/swap location
1767	sub save_path {	1936	sub save_path {
1768	my ($self) = @_;	1937	my ($self) = @_;
1769		1938
1770	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1939	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1771	"$TMPDIR/$path.map"	1940	"$TMPDIR/$path.map"
1772	}	1941	}
1773		1942
1774	# the unique path, undef == no special unique path	1943	# the unique path, undef == no special unique path
1775	sub uniq_path {	1944	sub uniq_path {
1776	my ($self) = @_;	1945	my ($self) = @_;
1777		1946
1778	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1947	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1779	"$UNIQUEDIR/$path"	1948	"$UNIQUEDIR/$path"
1780	}
1781
1782	# and all this just because we cannot iterate over
1783	# all maps in C++...
1784	sub change_all_map_light {
1785	my ($change) = @_;
1786
1787	$_->change_map_light ($change)
1788	for grep $_->outdoor, values %cf::MAP;
1789	}	1949	}
1790		1950
1791	sub decay_objects {	1951	sub decay_objects {
1792	my ($self) = @_;	1952	my ($self) = @_;
1793		1953
…		…
1877	sub find {	2037	sub find {
1878	my ($path, $origin) = @_;	2038	my ($path, $origin) = @_;
1879		2039
1880	$path = normalise $path, $origin && $origin->path;	2040	$path = normalise $path, $origin && $origin->path;
1881		2041
1882	cf::lock_wait "map_data:$path";#d#remove	2042	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1883	cf::lock_wait "map_find:$path";	2043	my $guard2 = cf::lock_acquire "map_find:$path";
1884		2044
1885	$cf::MAP{$path} || do {	2045	$cf::MAP{$path} || do {
1886	my $guard1 = cf::lock_acquire "map_find:$path";
1887	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1888
1889	my $map = new_from_path cf::map $path	2046	my $map = new_from_path cf::map $path
1890	or return;	2047	or return;
1891		2048
1892	$map->{last_save} = $cf::RUNTIME;	2049	$map->{last_save} = $cf::RUNTIME;
1893		2050
…		…
1895	or return;	2052	or return;
1896		2053
1897	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2054	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1898	# doing this can freeze the server in a sync job, obviously	2055	# doing this can freeze the server in a sync job, obviously
1899	#$cf::WAIT_FOR_TICK->wait;	2056	#$cf::WAIT_FOR_TICK->wait;
		2057	undef $guard2;
1900	undef $guard1;	2058	undef $guard1;
1901	undef $guard2;
1902	$map->reset;	2059	$map->reset;
1903	return find $path;	2060	return find $path;
1904	}	2061	}
1905		2062
1906	$cf::MAP{$path} = $map	2063	$cf::MAP{$path} = $map
1907	}	2064	}
1908	}	2065	}
1909		2066
1910	sub pre_load { }	2067	sub pre_load { }
1911	sub post_load { }	2068	#sub post_load { } # XS
1912		2069
1913	sub load {	2070	sub load {
1914	my ($self) = @_;	2071	my ($self) = @_;
1915		2072
1916	local $self->{deny_reset} = 1; # loading can take a long time	2073	local $self->{deny_reset} = 1; # loading can take a long time
…		…
1933	my $f = new_from_file cf::object::thawer $self->{load_path};	2090	my $f = new_from_file cf::object::thawer $self->{load_path};
1934	$f->skip_block;	2091	$f->skip_block;
1935	$self->_load_objects ($f)	2092	$self->_load_objects ($f)
1936	or return;	2093	or return;
1937		2094
1938	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2095	$self->post_load_original
1939	if delete $self->{load_original};	2096	if delete $self->{load_original};
1940		2097
1941	if (my $uniq = $self->uniq_path) {	2098	if (my $uniq = $self->uniq_path) {
1942	utf8::encode $uniq;	2099	utf8::encode $uniq;
1943	unless (aio_stat $uniq) {	2100	unless (aio_stat $uniq) {
…		…
1961	unless ($self->{deny_activate}) {	2118	unless ($self->{deny_activate}) {
1962	$self->decay_objects;	2119	$self->decay_objects;
1963	$self->fix_auto_apply;	2120	$self->fix_auto_apply;
1964	$self->update_buttons;	2121	$self->update_buttons;
1965	cf::cede_to_tick;	2122	cf::cede_to_tick;
1966	$self->set_darkness_map;
1967	cf::cede_to_tick;
1968	$self->activate;	2123	$self->activate;
1969	}	2124	}
1970		2125
1971	$self->{last_save} = $cf::RUNTIME;	2126	$self->{last_save} = $cf::RUNTIME;
1972	$self->last_access ($cf::RUNTIME);	2127	$self->last_access ($cf::RUNTIME);
1973		2128
1974	$self->in_memory (cf::MAP_IN_MEMORY);	2129	$self->in_memory (cf::MAP_ACTIVE);
1975	}	2130	}
1976		2131
1977	$self->post_load;	2132	$self->post_load;
1978	}	2133	}
1979		2134
		2135	# customize the map for a given player, i.e.
		2136	# return the _real_ map. used by e.g. per-player
		2137	# maps to change the path to ~playername/mappath
1980	sub customise_for {	2138	sub customise_for {
1981	my ($self, $ob) = @_;	2139	my ($self, $ob) = @_;
1982		2140
1983	return find "~" . $ob->name . "/" . $self->{path}	2141	return find "~" . $ob->name . "/" . $self->{path}
1984	if $self->per_player;	2142	if $self->per_player;
…		…
2037	my ($path, $origin, $load) = @_;	2195	my ($path, $origin, $load) = @_;
2038		2196
2039	$path = normalise $path, $origin && $origin->{path};	2197	$path = normalise $path, $origin && $origin->{path};
2040		2198
2041	if (my $map = $cf::MAP{$path}) {	2199	if (my $map = $cf::MAP{$path}) {
2042	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2200	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2043	}	2201	}
2044		2202
2045	$MAP_PREFETCH{$path} |= $load;	2203	$MAP_PREFETCH{$path} |= $load;
2046		2204
2047	$MAP_PREFETCHER ||= cf::async {	2205	$MAP_PREFETCHER ||= cf::async {
…		…
2061	$MAP_PREFETCHER->prio (6);	2219	$MAP_PREFETCHER->prio (6);
2062		2220
2063	()	2221	()
2064	}	2222	}
2065		2223
		2224	# common code, used by both ->save and ->swapout
2066	sub save {	2225	sub _save {
2067	my ($self) = @_;	2226	my ($self) = @_;
2068
2069	my $lock = cf::lock_acquire "map_data:$self->{path}";
2070		2227
2071	$self->{last_save} = $cf::RUNTIME;	2228	$self->{last_save} = $cf::RUNTIME;
2072		2229
2073	return unless $self->dirty;	2230	return unless $self->dirty;
2074		2231
…		…
2083		2240
2084	cf::async {	2241	cf::async {
2085	$Coro::current->{desc} = "map player save";	2242	$Coro::current->{desc} = "map player save";
2086	$_->contr->save for $self->players;	2243	$_->contr->save for $self->players;
2087	};	2244	};
		2245
		2246	cf::get_slot 0.02;
2088		2247
2089	if ($uniq) {	2248	if ($uniq) {
2090	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2249	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2091	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2250	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2092	} else {	2251	} else {
2093	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2252	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2094	}	2253	}
2095	}	2254	}
2096		2255
		2256	sub save {
		2257	my ($self) = @_;
		2258
		2259	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2260
		2261	$self->_save;
		2262	}
		2263
2097	sub swap_out {	2264	sub swap_out {
2098	my ($self) = @_;	2265	my ($self) = @_;
2099		2266
2100	# save first because save cedes
2101	$self->save;
2102
2103	my $lock = cf::lock_acquire "map_data:$self->{path}";	2267	my $lock = cf::lock_acquire "map_data:$self->{path}";
2104		2268
		2269	return if $self->in_memory != cf::MAP_ACTIVE;
		2270	return if $self->{deny_save};
2105	return if $self->players;	2271	return if $self->players;
2106	return if $self->in_memory != cf::MAP_IN_MEMORY;
2107	return if $self->{deny_save};
2108		2272
2109	$self->in_memory (cf::MAP_SWAPPED);	2273	# first deactivate the map and "unlink" it from the core
2110
2111	$self->deactivate;	2274	$self->deactivate;
2112	$_->clear_links_to ($self) for values %cf::MAP;	2275	$_->clear_links_to ($self) for values %cf::MAP;
		2276	$self->in_memory (cf::MAP_SWAPPED);
		2277
		2278	# then atomically save
		2279	$self->_save;
		2280
		2281	# then free the map
2113	$self->clear;	2282	$self->clear;
2114	}	2283	}
2115		2284
2116	sub reset_at {	2285	sub reset_at {
2117	my ($self) = @_;	2286	my ($self) = @_;
…		…
2136		2305
2137	my $lock = cf::lock_acquire "map_data:$self->{path}";	2306	my $lock = cf::lock_acquire "map_data:$self->{path}";
2138		2307
2139	return if $self->players;	2308	return if $self->players;
2140		2309
2141	warn "resetting map ", $self->path;	2310	warn "resetting map ", $self->path, "\n";
2142		2311
2143	$self->in_memory (cf::MAP_SWAPPED);	2312	$self->in_memory (cf::MAP_SWAPPED);
2144		2313
2145	# need to save uniques path	2314	# need to save uniques path
2146	unless ($self->{deny_save}) {	2315	unless ($self->{deny_save}) {
…		…
2229		2398
2230	sub unique_maps() {	2399	sub unique_maps() {
2231	[	2400	[
2232	map {	2401	map {
2233	utf8::decode $_;	2402	utf8::decode $_;
2234	/\.map$/	2403	s/\.map$//; # TODO future compatibility hack
		2404	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2405	? ()
2235	? normalise $_	2406	: normalise $_
2236	: ()
2237	} @{ aio_readdir $UNIQUEDIR or [] }	2407	} @{ aio_readdir $UNIQUEDIR or [] }
2238	]	2408	]
2239	}	2409	}
2240		2410
2241	package cf;	2411	=item cf::map::static_maps
		2412
		2413	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2414	file in the shared directory excluding F</styles> and F</editor>). May
		2415	block.
		2416
		2417	=cut
		2418
		2419	sub static_maps() {
		2420	my @dirs = "";
		2421	my @maps;
		2422
		2423	while (@dirs) {
		2424	my $dir = shift @dirs;
		2425
		2426	next if $dir eq "/styles" || $dir eq "/editor";
		2427
		2428	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2429	or return;
		2430
		2431	for (@$files) {
		2432	s/\.map$// or next;
		2433	utf8::decode $_;
		2434	push @maps, "$dir/$_";
		2435	}
		2436
		2437	push @dirs, map "$dir/$_", @$dirs;
		2438	}
		2439
		2440	\@maps
		2441	}
2242		2442
2243	=back	2443	=back
2244		2444
2245	=head3 cf::object	2445	=head3 cf::object
2246		2446
…		…
2250		2450
2251	=over 4	2451	=over 4
2252		2452
2253	=item $ob->inv_recursive	2453	=item $ob->inv_recursive
2254		2454
2255	Returns the inventory of the object _and_ their inventories, recursively.	2455	Returns the inventory of the object I<and> their inventories, recursively,
		2456	but I<not> the object itself.
2256		2457
2257	=cut	2458	=cut
2258		2459
2259	sub inv_recursive_;	2460	sub inv_recursive_;
2260	sub inv_recursive_ {	2461	sub inv_recursive_ {
…		…
2265	inv_recursive_ inv $_[0]	2466	inv_recursive_ inv $_[0]
2266	}	2467	}
2267		2468
2268	=item $ref = $ob->ref	2469	=item $ref = $ob->ref
2269		2470
2270	creates and returns a persistent reference to an objetc that can be stored as a string.	2471	Creates and returns a persistent reference to an object that can be stored as a string.
2271		2472
2272	=item $ob = cf::object::deref ($refstring)	2473	=item $ob = cf::object::deref ($refstring)
2273		2474
2274	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2475	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2275	even if the object actually exists. May block.	2476	even if the object actually exists. May block.
…		…
2307	can be C<undef>. Does the right thing when the player is currently in a	2508	can be C<undef>. Does the right thing when the player is currently in a
2308	dialogue with the given NPC character.	2509	dialogue with the given NPC character.
2309		2510
2310	=cut	2511	=cut
2311		2512
		2513	our $SAY_CHANNEL = {
		2514	id => "say",
		2515	title => "Map",
		2516	reply => "say ",
		2517	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2518	};
		2519
		2520	our $CHAT_CHANNEL = {
		2521	id => "chat",
		2522	title => "Chat",
		2523	reply => "chat ",
		2524	tooltip => "Player chat and shouts, global to the server.",
		2525	};
		2526
2312	# rough implementation of a future "reply" method that works	2527	# rough implementation of a future "reply" method that works
2313	# with dialog boxes.	2528	# with dialog boxes.
2314	#TODO: the first argument must go, split into a $npc->reply_to ( method	2529	#TODO: the first argument must go, split into a $npc->reply_to ( method
2315	sub cf::object::player::reply($$$;$) {	2530	sub cf::object::player::reply($$$;$) {
2316	my ($self, $npc, $msg, $flags) = @_;	2531	my ($self, $npc, $msg, $flags) = @_;
…		…
2327	my $dialog = $pl->{npc_dialog};	2542	my $dialog = $pl->{npc_dialog};
2328	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2543	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2329		2544
2330	} else {	2545	} else {
2331	$msg = $npc->name . " says: $msg" if $npc;	2546	$msg = $npc->name . " says: $msg" if $npc;
2332	$self->message ($msg, $flags);	2547	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2333	}	2548	}
2334	}	2549	}
2335	}	2550	}
2336		2551
2337	=item $object->send_msg ($channel, $msg, $color, [extra...])	2552	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2362		2577
2363	=item $player_object->enter_link	2578	=item $player_object->enter_link
2364		2579
2365	Freezes the player and moves him/her to a special map (C<{link}>).	2580	Freezes the player and moves him/her to a special map (C<{link}>).
2366		2581
2367	The player should be reasonably safe there for short amounts of time. You	2582	The player should be reasonably safe there for short amounts of time (e.g.
2368	I<MUST> call C<leave_link> as soon as possible, though.	2583	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2584	though, as the palyer cannot control the character while it is on the link
		2585	map.
2369		2586
2370	Will never block.	2587	Will never block.
2371		2588
2372	=item $player_object->leave_link ($map, $x, $y)	2589	=item $player_object->leave_link ($map, $x, $y)
2373		2590
…		…
2398	return if UNIVERSAL::isa $self->map, "ext::map_link";	2615	return if UNIVERSAL::isa $self->map, "ext::map_link";
2399		2616
2400	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2617	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2401	if $self->map && $self->map->{path} ne "{link}";	2618	if $self->map && $self->map->{path} ne "{link}";
2402		2619
2403	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2620	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2404	}	2621	}
2405		2622
2406	sub cf::object::player::leave_link {	2623	sub cf::object::player::leave_link {
2407	my ($self, $map, $x, $y) = @_;	2624	my ($self, $map, $x, $y) = @_;
2408		2625
…		…
2425	($x, $y) = (-1, -1)	2642	($x, $y) = (-1, -1)
2426	unless (defined $x) && (defined $y);	2643	unless (defined $x) && (defined $y);
2427		2644
2428	# use -1 or undef as default coordinates, not 0, 0	2645	# use -1 or undef as default coordinates, not 0, 0
2429	($x, $y) = ($map->enter_x, $map->enter_y)	2646	($x, $y) = ($map->enter_x, $map->enter_y)
2430	if $x <=0 && $y <= 0;	2647	if $x <= 0 && $y <= 0;
2431		2648
2432	$map->load;	2649	$map->load;
2433	$map->load_neighbours;	2650	$map->load_neighbours;
2434		2651
2435	return unless $self->contr->active;	2652	return unless $self->contr->active;
2436	$self->activate_recursive;
2437		2653
2438	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2654	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2439	$self->enter_map ($map, $x, $y);	2655	$self->enter_map ($map, $x, $y);
		2656
		2657	# only activate afterwards, to support waiting in hooks
		2658	$self->activate_recursive;
2440	}	2659	}
2441		2660
2442	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2661	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2443		2662
2444	Moves the player to the given map-path and coordinates by first freezing	2663	Moves the player to the given map-path and coordinates by first freezing
2445	her, loading and preparing them map, calling the provided $check callback	2664	her, loading and preparing them map, calling the provided $check callback
2446	that has to return the map if sucecssful, and then unfreezes the player on	2665	that has to return the map if sucecssful, and then unfreezes the player on
2447	the new (success) or old (failed) map position. In either case, $done will	2666	the new (success) or old (failed) map position. In either case, $done will
2448	be called at the end of this process.	2667	be called at the end of this process.
		2668
		2669	Note that $check will be called with a potentially non-loaded map, so if
		2670	it needs a loaded map it has to call C<< ->load >>.
2449		2671
2450	=cut	2672	=cut
2451		2673
2452	our $GOTOGEN;	2674	our $GOTOGEN;
2453		2675
…		…
2532	}	2754	}
2533		2755
2534	sub prepare_random_map {	2756	sub prepare_random_map {
2535	my ($exit) = @_;	2757	my ($exit) = @_;
2536		2758
2537	my $guard = cf::lock_acquire "exit_prepare:$exit";
2538
2539	# all this does is basically replace the /! path by	2759	# all this does is basically replace the /! path by
2540	# a new random map path (?random/...) with a seed	2760	# a new random map path (?random/...) with a seed
2541	# that depends on the exit object	2761	# that depends on the exit object
2542		2762
2543	my $rmp = parse_random_map_params $exit->msg;	2763	my $rmp = parse_random_map_params $exit->msg;
…		…
2545	if ($exit->map) {	2765	if ($exit->map) {
2546	$rmp->{region} = $exit->region->name;	2766	$rmp->{region} = $exit->region->name;
2547	$rmp->{origin_map} = $exit->map->path;	2767	$rmp->{origin_map} = $exit->map->path;
2548	$rmp->{origin_x} = $exit->x;	2768	$rmp->{origin_x} = $exit->x;
2549	$rmp->{origin_y} = $exit->y;	2769	$rmp->{origin_y} = $exit->y;
		2770
		2771	$exit->map->touch;
2550	}	2772	}
2551		2773
2552	$rmp->{random_seed} ||= $exit->random_seed;	2774	$rmp->{random_seed} ||= $exit->random_seed;
2553		2775
2554	my $data = cf::to_json $rmp;	2776	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2555	my $md5 = Digest::MD5::md5_hex $data;	2777	my $md5 = Digest::MD5::md5_hex $data;
2556	my $meta = "$RANDOMDIR/$md5.meta";	2778	my $meta = "$RANDOMDIR/$md5.meta";
2557		2779
2558	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2780	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2559	aio_write $fh, 0, (length $data), $data, 0;	2781	aio_write $fh, 0, (length $data), $data, 0;
2560	undef $fh;	2782	undef $fh;
2561	aio_rename "$meta~", $meta;	2783	aio_rename "$meta~", $meta;
2562		2784
		2785	my $slaying = "?random/$md5";
		2786
		2787	if ($exit->valid) {
2563	$exit->slaying ("?random/$md5");	2788	$exit->slaying ("?random/$md5");
2564	$exit->msg (undef);	2789	$exit->msg (undef);
		2790	}
2565	}	2791	}
2566	}	2792	}
2567		2793
2568	sub cf::object::player::enter_exit {	2794	sub cf::object::player::enter_exit {
2569	my ($self, $exit) = @_;	2795	my ($self, $exit) = @_;
2570		2796
2571	return unless $self->type == cf::PLAYER;	2797	return unless $self->type == cf::PLAYER;
2572		2798
2573	if ($exit->slaying eq "/!") {
2574	#TODO: this should de-fi-ni-te-ly not be a sync-job
2575	# the problem is that $exit might not survive long enough
2576	# so it needs to be done right now, right here
2577	cf::sync_job { prepare_random_map $exit };
2578	}
2579
2580	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2581	my $hp = $exit->stats->hp;
2582	my $sp = $exit->stats->sp;
2583
2584	$self->enter_link;	2799	$self->enter_link;
2585		2800
2586	# if exit is damned, update players death & WoR home-position
2587	$self->contr->savebed ($slaying, $hp, $sp)
2588	if $exit->flag (FLAG_DAMNED);
2589
2590	(async {	2801	(async {
2591	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2802	$Coro::current->{desc} = "enter_exit";
2592		2803
2593	$self->deactivate_recursive; # just to be sure
2594	unless (eval {	2804	unless (eval {
		2805	$self->deactivate_recursive; # just to be sure
		2806
		2807	# random map handling
		2808	{
		2809	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2810
		2811	prepare_random_map $exit
		2812	if $exit->slaying eq "/!";
		2813	}
		2814
		2815	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2816	my $x = $exit->stats->hp;
		2817	my $y = $exit->stats->sp;
		2818
2595	$self->goto ($slaying, $hp, $sp);	2819	$self->goto ($map, $x, $y);
2596		2820
		2821	# if exit is damned, update players death & WoR home-position
		2822	$self->contr->savebed ($map, $x, $y)
		2823	if $exit->flag (cf::FLAG_DAMNED);
		2824
2597	1;	2825	1
2598	}) {	2826	}) {
2599	$self->message ("Something went wrong deep within the crossfire server. "	2827	$self->message ("Something went wrong deep within the deliantra server. "
2600	. "I'll try to bring you back to the map you were before. "	2828	. "I'll try to bring you back to the map you were before. "
2601	. "Please report this to the dungeon master!",	2829	. "Please report this to the dungeon master!",
2602	cf::NDI_UNIQUE | cf::NDI_RED);	2830	cf::NDI_UNIQUE | cf::NDI_RED);
2603		2831
2604	warn "ERROR in enter_exit: $@";	2832	warn "ERROR in enter_exit: $@";
…		…
2621	sub cf::client::send_drawinfo {	2849	sub cf::client::send_drawinfo {
2622	my ($self, $text, $flags) = @_;	2850	my ($self, $text, $flags) = @_;
2623		2851
2624	utf8::encode $text;	2852	utf8::encode $text;
2625	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2853	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2854	}
		2855
		2856	=item $client->send_big_packet ($pkt)
		2857
		2858	Like C<send_packet>, but tries to compress large packets, and fragments
		2859	them as required.
		2860
		2861	=cut
		2862
		2863	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2864
		2865	sub cf::client::send_big_packet {
		2866	my ($self, $pkt) = @_;
		2867
		2868	# try lzf for large packets
		2869	$pkt = "lzf " . Compress::LZF::compress $pkt
		2870	if 1024 <= length $pkt and $self->{can_lzf};
		2871
		2872	# split very large packets
		2873	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2874	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2875	$pkt = "frag";
		2876	}
		2877
		2878	$self->send_packet ($pkt);
2626	}	2879	}
2627		2880
2628	=item $client->send_msg ($channel, $msg, $color, [extra...])	2881	=item $client->send_msg ($channel, $msg, $color, [extra...])
2629		2882
2630	Send a drawinfo or msg packet to the client, formatting the msg for the	2883	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2632	the message, with C<log> being the default. If C<$color> is negative, suppress	2885	the message, with C<log> being the default. If C<$color> is negative, suppress
2633	the message unless the client supports the msg packet.	2886	the message unless the client supports the msg packet.
2634		2887
2635	=cut	2888	=cut
2636		2889
		2890	# non-persistent channels (usually the info channel)
2637	our %CHANNEL = (	2891	our %CHANNEL = (
		2892	"c/motd" => {
		2893	id => "infobox",
		2894	title => "MOTD",
		2895	reply => undef,
		2896	tooltip => "The message of the day",
		2897	},
2638	"c/identify" => {	2898	"c/identify" => {
2639	id => "infobox",	2899	id => "infobox",
2640	title => "Identify",	2900	title => "Identify",
2641	reply => undef,	2901	reply => undef,
2642	tooltip => "Items recently identified",	2902	tooltip => "Items recently identified",
…		…
2645	id => "infobox",	2905	id => "infobox",
2646	title => "Examine",	2906	title => "Examine",
2647	reply => undef,	2907	reply => undef,
2648	tooltip => "Signs and other items you examined",	2908	tooltip => "Signs and other items you examined",
2649	},	2909	},
		2910	"c/shopinfo" => {
		2911	id => "infobox",
		2912	title => "Shop Info",
		2913	reply => undef,
		2914	tooltip => "What your bargaining skill tells you about the shop",
		2915	},
		2916	"c/book" => {
		2917	id => "infobox",
		2918	title => "Book",
		2919	reply => undef,
		2920	tooltip => "The contents of a note or book",
		2921	},
2650	"c/lookat" => {	2922	"c/lookat" => {
2651	id => "infobox",	2923	id => "infobox",
2652	title => "Look",	2924	title => "Look",
2653	reply => undef,	2925	reply => undef,
2654	tooltip => "What you saw there",	2926	tooltip => "What you saw there",
2655	},	2927	},
		2928	"c/who" => {
		2929	id => "infobox",
		2930	title => "Players",
		2931	reply => undef,
		2932	tooltip => "Shows players who are currently online",
		2933	},
		2934	"c/body" => {
		2935	id => "infobox",
		2936	title => "Body Parts",
		2937	reply => undef,
		2938	tooltip => "Shows which body parts you posess and are available",
		2939	},
		2940	"c/statistics" => {
		2941	id => "infobox",
		2942	title => "Statistics",
		2943	reply => undef,
		2944	tooltip => "Shows your primary statistics",
		2945	},
		2946	"c/skills" => {
		2947	id => "infobox",
		2948	title => "Skills",
		2949	reply => undef,
		2950	tooltip => "Shows your experience per skill and item power",
		2951	},
		2952	"c/shopitems" => {
		2953	id => "infobox",
		2954	title => "Shop Items",
		2955	reply => undef,
		2956	tooltip => "Shows the items currently for sale in this shop",
		2957	},
		2958	"c/resistances" => {
		2959	id => "infobox",
		2960	title => "Resistances",
		2961	reply => undef,
		2962	tooltip => "Shows your resistances",
		2963	},
		2964	"c/pets" => {
		2965	id => "infobox",
		2966	title => "Pets",
		2967	reply => undef,
		2968	tooltip => "Shows information abotu your pets/a specific pet",
		2969	},
		2970	"c/perceiveself" => {
		2971	id => "infobox",
		2972	title => "Perceive Self",
		2973	reply => undef,
		2974	tooltip => "You gained detailed knowledge about yourself",
		2975	},
		2976	"c/uptime" => {
		2977	id => "infobox",
		2978	title => "Uptime",
		2979	reply => undef,
		2980	tooltip => "How long the server has been running since last restart",
		2981	},
		2982	"c/mapinfo" => {
		2983	id => "infobox",
		2984	title => "Map Info",
		2985	reply => undef,
		2986	tooltip => "Information related to the maps",
		2987	},
		2988	"c/party" => {
		2989	id => "party",
		2990	title => "Party",
		2991	reply => "gsay ",
		2992	tooltip => "Messages and chat related to your party",
		2993	},
		2994	"c/death" => {
		2995	id => "death",
		2996	title => "Death",
		2997	reply => undef,
		2998	tooltip => "Reason for and more info about your most recent death",
		2999	},
		3000	"c/say" => $SAY_CHANNEL,
		3001	"c/chat" => $CHAT_CHANNEL,
2656	);	3002	);
2657		3003
2658	sub cf::client::send_msg {	3004	sub cf::client::send_msg {
2659	my ($self, $channel, $msg, $color, @extra) = @_;	3005	my ($self, $channel, $msg, $color, @extra) = @_;
2660		3006
2661	$msg = $self->pl->expand_cfpod ($msg);	3007	$msg = $self->pl->expand_cfpod ($msg)
		3008	unless $color & cf::NDI_VERBATIM;
2662		3009
2663	$color &= cf::NDI_CLIENT_MASK; # just in case...	3010	$color &= cf::NDI_CLIENT_MASK; # just in case...
2664		3011
2665	# check predefined channels, for the benefit of C	3012	# check predefined channels, for the benefit of C
2666	if ($CHANNEL{$channel}) {	3013	if ($CHANNEL{$channel}) {
2667	$channel = $CHANNEL{$channel};	3014	$channel = $CHANNEL{$channel};
2668		3015
2669	$self->ext_msg (channel_info => $channel)	3016	$self->ext_msg (channel_info => $channel);
2670	if $self->can_msg;
2671
2672	$channel = $channel->{id};	3017	$channel = $channel->{id};
2673		3018
2674	} elsif (ref $channel) {	3019	} elsif (ref $channel) {
2675	# send meta info to client, if not yet sent	3020	# send meta info to client, if not yet sent
2676	unless (exists $self->{channel}{$channel->{id}}) {	3021	unless (exists $self->{channel}{$channel->{id}}) {
2677	$self->{channel}{$channel->{id}} = $channel;	3022	$self->{channel}{$channel->{id}} = $channel;
2678	$self->ext_msg (channel_info => $channel)	3023	$self->ext_msg (channel_info => $channel);
2679	if $self->can_msg;
2680	}	3024	}
2681		3025
2682	$channel = $channel->{id};	3026	$channel = $channel->{id};
2683	}	3027	}
2684		3028
2685	return unless @extra || length $msg;	3029	return unless @extra || length $msg;
2686		3030
2687	if ($self->can_msg) {
2688	# default colour, mask it out	3031	# default colour, mask it out
2689	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3032	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2690	if $color & cf::NDI_DEF;	3033	if $color & cf::NDI_DEF;
2691		3034
2692	$self->send_packet ("msg " . $self->{json_coder}->encode (	3035	my $pkt = "msg "
		3036	. $self->{json_coder}->encode (
2693	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3037	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2694	} else {	3038	);
2695	if ($color >= 0) {
2696	# replace some tags by gcfclient-compatible ones
2697	for ($msg) {
2698	1 while
2699	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2700	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2701	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2702	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2703	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2704	}
2705		3039
2706	$color &= cf::NDI_COLOR_MASK;	3040	$self->send_big_packet ($pkt);
2707
2708	utf8::encode $msg;
2709
2710	if (0 && $msg =~ /\[/) {
2711	# COMMAND/INFO
2712	$self->send_packet ("drawextinfo $color 10 8 $msg")
2713	} else {
2714	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2715	$self->send_packet ("drawinfo $color $msg")
2716	}
2717	}
2718	}
2719	}	3041	}
2720		3042
2721	=item $client->ext_msg ($type, @msg)	3043	=item $client->ext_msg ($type, @msg)
2722		3044
2723	Sends an ext event to the client.	3045	Sends an ext event to the client.
…		…
2726		3048
2727	sub cf::client::ext_msg($$@) {	3049	sub cf::client::ext_msg($$@) {
2728	my ($self, $type, @msg) = @_;	3050	my ($self, $type, @msg) = @_;
2729		3051
2730	if ($self->extcmd == 2) {	3052	if ($self->extcmd == 2) {
2731	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3053	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2732	} elsif ($self->extcmd == 1) { # TODO: remove	3054	} elsif ($self->extcmd == 1) { # TODO: remove
2733	push @msg, msgtype => "event_$type";	3055	push @msg, msgtype => "event_$type";
2734	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3056	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2735	}	3057	}
2736	}	3058	}
2737		3059
2738	=item $client->ext_reply ($msgid, @msg)	3060	=item $client->ext_reply ($msgid, @msg)
2739		3061
…		…
2743		3065
2744	sub cf::client::ext_reply($$@) {	3066	sub cf::client::ext_reply($$@) {
2745	my ($self, $id, @msg) = @_;	3067	my ($self, $id, @msg) = @_;
2746		3068
2747	if ($self->extcmd == 2) {	3069	if ($self->extcmd == 2) {
2748	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3070	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2749	} elsif ($self->extcmd == 1) {	3071	} elsif ($self->extcmd == 1) {
2750	#TODO: version 1, remove	3072	#TODO: version 1, remove
2751	unshift @msg, msgtype => "reply", msgid => $id;	3073	unshift @msg, msgtype => "reply", msgid => $id;
2752	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3074	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2753	}	3075	}
2754	}	3076	}
2755		3077
2756	=item $success = $client->query ($flags, "text", \&cb)	3078	=item $success = $client->query ($flags, "text", \&cb)
2757		3079
…		…
2858		3180
2859	$coro	3181	$coro
2860	}	3182	}
2861		3183
2862	cf::client->attach (	3184	cf::client->attach (
2863	on_destroy => sub {	3185	on_client_destroy => sub {
2864	my ($ns) = @_;	3186	my ($ns) = @_;
2865		3187
2866	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3188	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2867	},	3189	},
2868	);	3190	);
…		…
2884	our $safe_hole = new Safe::Hole;	3206	our $safe_hole = new Safe::Hole;
2885		3207
2886	$SIG{FPE} = 'IGNORE';	3208	$SIG{FPE} = 'IGNORE';
2887		3209
2888	$safe->permit_only (Opcode::opset qw(	3210	$safe->permit_only (Opcode::opset qw(
2889	:base_core :base_mem :base_orig :base_math	3211	:base_core :base_mem :base_orig :base_math :base_loop
2890	grepstart grepwhile mapstart mapwhile	3212	grepstart grepwhile mapstart mapwhile
2891	sort time	3213	sort time
2892	));	3214	));
2893		3215
2894	# here we export the classes and methods available to script code	3216	# here we export the classes and methods available to script code
…		…
2897		3219
2898	The following functions and methods are available within a safe environment:	3220	The following functions and methods are available within a safe environment:
2899		3221
2900	cf::object	3222	cf::object
2901	contr pay_amount pay_player map x y force_find force_add destroy	3223	contr pay_amount pay_player map x y force_find force_add destroy
2902	insert remove name archname title slaying race decrease_ob_nr	3224	insert remove name archname title slaying race decrease split
		3225	value
2903		3226
2904	cf::object::player	3227	cf::object::player
2905	player	3228	player
2906		3229
2907	cf::player	3230	cf::player
…		…
2912		3235
2913	=cut	3236	=cut
2914		3237
2915	for (	3238	for (
2916	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3239	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2917	insert remove inv name archname title slaying race	3240	insert remove inv nrof name archname title slaying race
2918	decrease_ob_nr destroy)],	3241	decrease split destroy change_exp value msg lore send_msg)],
2919	["cf::object::player" => qw(player)],	3242	["cf::object::player" => qw(player)],
2920	["cf::player" => qw(peaceful)],	3243	["cf::player" => qw(peaceful send_msg)],
2921	["cf::map" => qw(trigger)],	3244	["cf::map" => qw(trigger)],
2922	) {	3245	) {
2923	no strict 'refs';	3246	no strict 'refs';
2924	my ($pkg, @funs) = @$_;	3247	my ($pkg, @funs) = @$_;
2925	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3248	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2943		3266
2944	my $qcode = $code;	3267	my $qcode = $code;
2945	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3268	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2946	$qcode =~ s/\n/\\n/g;	3269	$qcode =~ s/\n/\\n/g;
2947		3270
		3271	%vars = (_dummy => 0) unless %vars;
		3272
		3273	my @res;
2948	local $_;	3274	local $_;
2949	local @safe::cf::_safe_eval_args = values %vars;
2950		3275
2951	my $eval =	3276	my $eval =
2952	"do {\n"	3277	"do {\n"
2953	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3278	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2954	. "#line 0 \"{$qcode}\"\n"	3279	. "#line 0 \"{$qcode}\"\n"
2955	. $code	3280	. $code
2956	. "\n}"	3281	. "\n}"
2957	;	3282	;
2958		3283
		3284	if ($CFG{safe_eval}) {
2959	sub_generation_inc;	3285	sub_generation_inc;
		3286	local @safe::cf::_safe_eval_args = values %vars;
2960	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3287	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2961	sub_generation_inc;	3288	sub_generation_inc;
		3289	} else {
		3290	local @cf::_safe_eval_args = values %vars;
		3291	@res = wantarray ? eval eval : scalar eval $eval;
		3292	}
2962		3293
2963	if ($@) {	3294	if ($@) {
2964	warn "$@";	3295	warn "$@";
2965	warn "while executing safe code '$code'\n";	3296	warn "while executing safe code '$code'\n";
2966	warn "with arguments " . (join " ", %vars) . "\n";	3297	warn "with arguments " . (join " ", %vars) . "\n";
…		…
2985	=cut	3316	=cut
2986		3317
2987	sub register_script_function {	3318	sub register_script_function {
2988	my ($fun, $cb) = @_;	3319	my ($fun, $cb) = @_;
2989		3320
2990	no strict 'refs';	3321	$fun = "safe::$fun" if $CFG{safe_eval};
2991	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3322	*$fun = $safe_hole->wrap ($cb);
2992	}	3323	}
2993		3324
2994	=back	3325	=back
2995		3326
2996	=cut	3327	=cut
…		…
3017		3348
3018	$facedata->{version} == 2	3349	$facedata->{version} == 2
3019	or cf::cleanup "$path: version mismatch, cannot proceed.";	3350	or cf::cleanup "$path: version mismatch, cannot proceed.";
3020		3351
3021	# patch in the exptable	3352	# patch in the exptable
		3353	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3022	$facedata->{resource}{"res/exp_table"} = {	3354	$facedata->{resource}{"res/exp_table"} = {
3023	type => FT_RSRC,	3355	type => FT_RSRC,
3024	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3356	data => $exp_table,
		3357	hash => (Digest::MD5::md5 $exp_table),
3025	};	3358	};
3026	cf::cede_to_tick;	3359	cf::cede_to_tick;
3027		3360
3028	{	3361	{
3029	my $faces = $facedata->{faceinfo};	3362	my $faces = $facedata->{faceinfo};
3030		3363
3031	while (my ($face, $info) = each %$faces) {	3364	while (my ($face, $info) = each %$faces) {
3032	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3365	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3366
3033	cf::face::set_visibility $idx, $info->{visibility};	3367	cf::face::set_visibility $idx, $info->{visibility};
3034	cf::face::set_magicmap $idx, $info->{magicmap};	3368	cf::face::set_magicmap $idx, $info->{magicmap};
3035	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3369	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3036	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3370	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
3037		3371
3038	cf::cede_to_tick;	3372	cf::cede_to_tick;
3039	}	3373	}
3040		3374
3041	while (my ($face, $info) = each %$faces) {	3375	while (my ($face, $info) = each %$faces) {
3042	next unless $info->{smooth};	3376	next unless $info->{smooth};
		3377
3043	my $idx = cf::face::find $face	3378	my $idx = cf::face::find $face
3044	or next;	3379	or next;
		3380
3045	if (my $smooth = cf::face::find $info->{smooth}) {	3381	if (my $smooth = cf::face::find $info->{smooth}) {
3046	cf::face::set_smooth $idx, $smooth;	3382	cf::face::set_smooth $idx, $smooth;
3047	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3383	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3048	} else {	3384	} else {
3049	warn "smooth face '$info->{smooth}' not found for face '$face'";	3385	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
3063		3399
3064	cf::anim::invalidate_all; # d'oh	3400	cf::anim::invalidate_all; # d'oh
3065	}	3401	}
3066		3402
3067	{	3403	{
3068	# TODO: for gcfclient pleasure, we should give resources
3069	# that gcfclient doesn't grok a >10000 face index.
3070	my $res = $facedata->{resource};	3404	my $res = $facedata->{resource};
3071		3405
3072	my $soundconf = delete $res->{"res/sound.conf"};
3073
3074	while (my ($name, $info) = each %$res) {	3406	while (my ($name, $info) = each %$res) {
		3407	if (defined $info->{type}) {
3075	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3408	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3076	my $data;
3077		3409
3078	if ($info->{type} & 1) {	3410	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3079	# prepend meta info	3411	cf::face::set_type $idx, $info->{type};
3080
3081	my $meta = $enc->encode ({
3082	name => $name,
3083	%{ $info->{meta} || {} },
3084	});
3085
3086	$data = pack "(w/a*)*", $meta, $info->{data};
3087	} else {	3412	} else {
3088	$data = $info->{data};	3413	$RESOURCE{$name} = $info;
3089	}	3414	}
3090		3415
3091	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3092	cf::face::set_type $idx, $info->{type};
3093
3094	cf::cede_to_tick;	3416	cf::cede_to_tick;
3095	}	3417	}
3096
3097	if ($soundconf) {
3098	$soundconf = $enc->decode (delete $soundconf->{data});
3099
3100	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3101	my $sound = $soundconf->{compat}[$_]
3102	or next;
3103
3104	my $face = cf::face::find "sound/$sound->[1]";
3105	cf::sound::set $sound->[0] => $face;
3106	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3107	}
3108
3109	while (my ($k, $v) = each %{$soundconf->{event}}) {
3110	my $face = cf::face::find "sound/$v";
3111	cf::sound::set $k => $face;
3112	}
3113	}
3114	}	3418	}
		3419
		3420	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3115		3421
3116	1	3422	1
3117	}	3423	}
		3424
		3425	cf::global->attach (on_resource_update => sub {
		3426	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3427	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3428
		3429	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3430	my $sound = $soundconf->{compat}[$_]
		3431	or next;
		3432
		3433	my $face = cf::face::find "sound/$sound->[1]";
		3434	cf::sound::set $sound->[0] => $face;
		3435	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3436	}
		3437
		3438	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3439	my $face = cf::face::find "sound/$v";
		3440	cf::sound::set $k => $face;
		3441	}
		3442	}
		3443	});
3118		3444
3119	register_exticmd fx_want => sub {	3445	register_exticmd fx_want => sub {
3120	my ($ns, $want) = @_;	3446	my ($ns, $want) = @_;
3121		3447
3122	while (my ($k, $v) = each %$want) {	3448	while (my ($k, $v) = each %$want) {
3123	$ns->fx_want ($k, $v);	3449	$ns->fx_want ($k, $v);
3124	}	3450	}
3125	};	3451	};
		3452
		3453	sub load_resource_file($) {
		3454	my $guard = lock_acquire "load_resource_file";
		3455
		3456	my $status = load_resource_file_ $_[0];
		3457	get_slot 0.1, 100;
		3458	cf::arch::commit_load;
		3459
		3460	$status
		3461	}
3126		3462
3127	sub reload_regions {	3463	sub reload_regions {
3128	# HACK to clear player env face cache, we need some signal framework	3464	# HACK to clear player env face cache, we need some signal framework
3129	# for this (global event?)	3465	# for this (global event?)
3130	%ext::player_env::MUSIC_FACE_CACHE = ();	3466	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3144	}	3480	}
3145		3481
3146	sub reload_archetypes {	3482	sub reload_archetypes {
3147	load_resource_file "$DATADIR/archetypes"	3483	load_resource_file "$DATADIR/archetypes"
3148	or die "unable to load archetypes\n";	3484	or die "unable to load archetypes\n";
3149	#d# NEED to laod twice to resolve forward references
3150	# this really needs to be done in an extra post-pass
3151	# (which needs to be synchronous, so solve it differently)
3152	load_resource_file "$DATADIR/archetypes"
3153	or die "unable to load archetypes\n";
3154	}	3485	}
3155		3486
3156	sub reload_treasures {	3487	sub reload_treasures {
3157	load_resource_file "$DATADIR/treasures"	3488	load_resource_file "$DATADIR/treasures"
3158	or die "unable to load treasurelists\n";	3489	or die "unable to load treasurelists\n";
3159	}	3490	}
3160		3491
3161	sub reload_resources {	3492	sub reload_resources {
3162	warn "reloading resource files...\n";	3493	warn "reloading resource files...\n";
3163		3494
		3495	reload_facedata;
		3496	reload_archetypes;
3164	reload_regions;	3497	reload_regions;
3165	reload_facedata;
3166	#reload_archetypes;#d#
3167	reload_archetypes;
3168	reload_treasures;	3498	reload_treasures;
3169		3499
3170	warn "finished reloading resource files\n";	3500	warn "finished reloading resource files\n";
3171	}	3501	}
3172		3502
3173	sub init {
3174	reload_resources;
3175	}
3176
3177	sub reload_config {	3503	sub reload_config {
		3504	warn "reloading config file...\n";
		3505
3178	open my $fh, "<:utf8", "$CONFDIR/config"	3506	open my $fh, "<:utf8", "$CONFDIR/config"
3179	or return;	3507	or return;
3180		3508
3181	local $/;	3509	local $/;
3182	*CFG = YAML::Syck::Load <$fh>;	3510	*CFG = YAML::XS::Load scalar <$fh>;
3183		3511
3184	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3512	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3185		3513
3186	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3514	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3187	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3515	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3191	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3519	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3192	and die "WARNING: m(un)lockall failed: $!\n";	3520	and die "WARNING: m(un)lockall failed: $!\n";
3193	};	3521	};
3194	warn $@ if $@;	3522	warn $@ if $@;
3195	}	3523	}
		3524
		3525	warn "finished reloading resource files\n";
		3526	}
		3527
		3528	sub pidfile() {
		3529	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3530	or die "$PIDFILE: $!";
		3531	flock $fh, &Fcntl::LOCK_EX
		3532	or die "$PIDFILE: flock: $!";
		3533	$fh
		3534	}
		3535
		3536	# make sure only one server instance is running at any one time
		3537	sub atomic {
		3538	my $fh = pidfile;
		3539
		3540	my $pid = <$fh>;
		3541	kill 9, $pid if $pid > 0;
		3542
		3543	seek $fh, 0, 0;
		3544	print $fh $$;
		3545	}
		3546
		3547	sub main_loop {
		3548	warn "EV::loop starting\n";
		3549	if (1) {
		3550	EV::loop;
		3551	}
		3552	warn "EV::loop returned\n";
		3553	goto &main_loop unless $REALLY_UNLOOP;
3196	}	3554	}
3197		3555
3198	sub main {	3556	sub main {
		3557	cf::init_globals; # initialise logging
		3558
		3559	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3560	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3561	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3562	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3563
		3564	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3565
3199	# we must not ever block the main coroutine	3566	# we must not ever block the main coroutine
3200	local $Coro::idle = sub {	3567	local $Coro::idle = sub {
3201	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3568	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3202	(async {	3569	(async {
3203	$Coro::current->{desc} = "IDLE BUG HANDLER";	3570	$Coro::current->{desc} = "IDLE BUG HANDLER";
3204	Event::one_event;	3571	EV::loop EV::LOOP_ONESHOT;
3205	})->prio (Coro::PRIO_MAX);	3572	})->prio (Coro::PRIO_MAX);
3206	};	3573	};
3207		3574
		3575	evthread_start IO::AIO::poll_fileno;
		3576
		3577	cf::sync_job {
		3578	cf::init_experience;
		3579	cf::init_anim;
		3580	cf::init_attackmess;
		3581	cf::init_dynamic;
		3582
		3583	cf::load_settings;
		3584	cf::load_materials;
		3585
		3586	reload_resources;
3208	reload_config;	3587	reload_config;
3209	db_init;	3588	db_init;
		3589
		3590	cf::init_uuid;
		3591	cf::init_signals;
		3592	cf::init_skills;
		3593
		3594	cf::init_beforeplay;
		3595
		3596	atomic;
		3597
3210	load_extensions;	3598	load_extensions;
3211		3599
3212	$TICK_WATCHER->start;	3600	utime time, time, $RUNTIMEFILE;
3213	Event::loop;	3601
		3602	# no (long-running) fork's whatsoever before this point(!)
		3603	use POSIX ();
		3604	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3605
		3606	(pop @POST_INIT)->(0) while @POST_INIT;
		3607	};
		3608
		3609	cf::object::thawer::errors_are_fatal 0;
		3610	warn "parse errors in files are no longer fatal from this point on.\n";
		3611
		3612	main_loop;
3214	}	3613	}
3215		3614
3216	#############################################################################	3615	#############################################################################
3217	# initialisation and cleanup	3616	# initialisation and cleanup
3218		3617
3219	# install some emergency cleanup handlers	3618	# install some emergency cleanup handlers
3220	BEGIN {	3619	BEGIN {
		3620	our %SIGWATCHER = ();
3221	for my $signal (qw(INT HUP TERM)) {	3621	for my $signal (qw(INT HUP TERM)) {
3222	Event->signal (	3622	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3223	reentrant => 0,
3224	data => WF_AUTOCANCEL,
3225	signal => $signal,
3226	prio => 0,
3227	cb => sub {
3228	cf::cleanup "SIG$signal";	3623	cf::cleanup "SIG$signal";
3229	},
3230	);	3624	};
3231	}	3625	}
3232	}	3626	}
3233		3627
3234	sub write_runtime {	3628	sub write_runtime_sync {
3235	my $runtime = "$LOCALDIR/runtime";	3629	my $t0 = AE::time;
3236		3630
3237	# first touch the runtime file to show we are still running:	3631	# first touch the runtime file to show we are still running:
3238	# the fsync below can take a very very long time.	3632	# the fsync below can take a very very long time.
3239		3633
3240	IO::AIO::aio_utime $runtime, undef, undef;	3634	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3241		3635
3242	my $guard = cf::lock_acquire "write_runtime";	3636	my $guard = cf::lock_acquire "write_runtime";
3243		3637
3244	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3638	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3245	or return;	3639	or return;
3246		3640
3247	my $value = $cf::RUNTIME + 90 + 10;	3641	my $value = $cf::RUNTIME + 90 + 10;
3248	# 10 is the runtime save interval, for a monotonic clock	3642	# 10 is the runtime save interval, for a monotonic clock
3249	# 60 allows for the watchdog to kill the server.	3643	# 60 allows for the watchdog to kill the server.
…		…
3259	aio_utime $fh, undef, undef;	3653	aio_utime $fh, undef, undef;
3260		3654
3261	close $fh	3655	close $fh
3262	or return;	3656	or return;
3263		3657
3264	aio_rename "$runtime~", $runtime	3658	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3265	and return;	3659	and return;
3266		3660
3267	warn "runtime file written.\n";	3661	warn sprintf "runtime file written (%gs).\n", AE::time - $t0;
3268		3662
3269	1	3663	1
		3664	}
		3665
		3666	our $uuid_lock;
		3667	our $uuid_skip;
		3668
		3669	sub write_uuid_sync($) {
		3670	$uuid_skip ||= $_[0];
		3671
		3672	return if $uuid_lock;
		3673	local $uuid_lock = 1;
		3674
		3675	my $uuid = "$LOCALDIR/uuid";
		3676
		3677	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3678	or return;
		3679
		3680	my $value = uuid_seq uuid_cur;
		3681
		3682	unless ($value) {
		3683	warn "cowardly refusing to write zero uuid value!\n";
		3684	return;
		3685	}
		3686
		3687	my $value = uuid_str $value + $uuid_skip;
		3688	$uuid_skip = 0;
		3689
		3690	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3691	and return;
		3692
		3693	# always fsync - this file is important
		3694	aio_fsync $fh
		3695	and return;
		3696
		3697	close $fh
		3698	or return;
		3699
		3700	aio_rename "$uuid~", $uuid
		3701	and return;
		3702
		3703	warn "uuid file written ($value).\n";
		3704
		3705	1
		3706
		3707	}
		3708
		3709	sub write_uuid($$) {
		3710	my ($skip, $sync) = @_;
		3711
		3712	$sync ? write_uuid_sync $skip
		3713	: async { write_uuid_sync $skip };
3270	}	3714	}
3271		3715
3272	sub emergency_save() {	3716	sub emergency_save() {
3273	my $freeze_guard = cf::freeze_mainloop;	3717	my $freeze_guard = cf::freeze_mainloop;
3274		3718
3275	warn "enter emergency perl save\n";	3719	warn "emergency_perl_save: enter\n";
3276		3720
3277	cf::sync_job {	3721	cf::sync_job {
		3722	# this is a trade-off: we want to be very quick here, so
		3723	# save all maps without fsync, and later call a global sync
		3724	# (which in turn might be very very slow)
		3725	local $USE_FSYNC = 0;
		3726
3278	# use a peculiar iteration method to avoid tripping on perl	3727	# use a peculiar iteration method to avoid tripping on perl
3279	# refcount bugs in for. also avoids problems with players	3728	# refcount bugs in for. also avoids problems with players
3280	# and maps saved/destroyed asynchronously.	3729	# and maps saved/destroyed asynchronously.
3281	warn "begin emergency player save\n";	3730	warn "emergency_perl_save: begin player save\n";
3282	for my $login (keys %cf::PLAYER) {	3731	for my $login (keys %cf::PLAYER) {
3283	my $pl = $cf::PLAYER{$login} or next;	3732	my $pl = $cf::PLAYER{$login} or next;
3284	$pl->valid or next;	3733	$pl->valid or next;
3285	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3734	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3286	$pl->save;	3735	$pl->save;
3287	}	3736	}
3288	warn "end emergency player save\n";	3737	warn "emergency_perl_save: end player save\n";
3289		3738
3290	warn "begin emergency map save\n";	3739	warn "emergency_perl_save: begin map save\n";
3291	for my $path (keys %cf::MAP) {	3740	for my $path (keys %cf::MAP) {
3292	my $map = $cf::MAP{$path} or next;	3741	my $map = $cf::MAP{$path} or next;
3293	$map->valid or next;	3742	$map->valid or next;
3294	$map->save;	3743	$map->save;
3295	}	3744	}
3296	warn "end emergency map save\n";	3745	warn "emergency_perl_save: end map save\n";
3297		3746
3298	warn "begin emergency database checkpoint\n";	3747	warn "emergency_perl_save: begin database checkpoint\n";
3299	BDB::db_env_txn_checkpoint $DB_ENV;	3748	BDB::db_env_txn_checkpoint $DB_ENV;
3300	warn "end emergency database checkpoint\n";	3749	warn "emergency_perl_save: end database checkpoint\n";
		3750
		3751	warn "emergency_perl_save: begin write uuid\n";
		3752	write_uuid_sync 1;
		3753	warn "emergency_perl_save: end write uuid\n";
3301	};	3754	};
3302		3755
		3756	warn "emergency_perl_save: starting sync()\n";
		3757	IO::AIO::aio_sync sub {
		3758	warn "emergency_perl_save: finished sync()\n";
		3759	};
		3760
3303	warn "leave emergency perl save\n";	3761	warn "emergency_perl_save: leave\n";
3304	}	3762	}
3305		3763
3306	sub post_cleanup {	3764	sub post_cleanup {
3307	my ($make_core) = @_;	3765	my ($make_core) = @_;
3308		3766
3309	warn Carp::longmess "post_cleanup backtrace"	3767	warn Carp::longmess "post_cleanup backtrace"
3310	if $make_core;	3768	if $make_core;
		3769
		3770	my $fh = pidfile;
		3771	unlink $PIDFILE if <$fh> == $$;
		3772	}
		3773
		3774	# a safer delete_package, copied from Symbol
		3775	sub clear_package($) {
		3776	my $pkg = shift;
		3777
		3778	# expand to full symbol table name if needed
		3779	unless ($pkg =~ /^main::.*::$/) {
		3780	$pkg = "main$pkg" if $pkg =~ /^::/;
		3781	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3782	$pkg .= '::' unless $pkg =~ /::$/;
		3783	}
		3784
		3785	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3786	my $stem_symtab = *{$stem}{HASH};
		3787
		3788	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3789	or return;
		3790
		3791	# clear all symbols
		3792	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3793	for my $name (keys %$leaf_symtab) {
		3794	_gv_clear *{"$pkg$name"};
		3795	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3796	}
3311	}	3797	}
3312		3798
3313	sub do_reload_perl() {	3799	sub do_reload_perl() {
3314	# can/must only be called in main	3800	# can/must only be called in main
3315	if ($Coro::current != $Coro::main) {	3801	if (in_main) {
3316	warn "can only reload from main coroutine";	3802	warn "can only reload from main coroutine";
3317	return;	3803	return;
3318	}	3804	}
3319		3805
		3806	return if $RELOAD++;
		3807
		3808	my $t1 = AE::time;
		3809
		3810	while ($RELOAD) {
3320	warn "reloading...";	3811	warn "reloading...";
3321		3812
3322	warn "entering sync_job";	3813	warn "entering sync_job";
3323		3814
3324	cf::sync_job {	3815	cf::sync_job {
3325	cf::write_runtime; # external watchdog should not bark	3816	cf::write_runtime_sync; # external watchdog should not bark
3326	cf::emergency_save;	3817	cf::emergency_save;
3327	cf::write_runtime; # external watchdog should not bark	3818	cf::write_runtime_sync; # external watchdog should not bark
3328		3819
3329	warn "syncing database to disk";	3820	warn "syncing database to disk";
3330	BDB::db_env_txn_checkpoint $DB_ENV;	3821	BDB::db_env_txn_checkpoint $DB_ENV;
3331		3822
3332	# if anything goes wrong in here, we should simply crash as we already saved	3823	# if anything goes wrong in here, we should simply crash as we already saved
3333		3824
3334	warn "cancelling all WF_AUTOCANCEL watchers";
3335	for (Event::all_watchers) {
3336	$_->cancel if $_->data & WF_AUTOCANCEL;
3337	}
3338
3339	warn "flushing outstanding aio requests";	3825	warn "flushing outstanding aio requests";
3340	for (;;) {
3341	BDB::flush;
3342	IO::AIO::flush;
3343	Coro::cede;
3344	last unless IO::AIO::nreqs || BDB::nreqs;	3826	while (IO::AIO::nreqs || BDB::nreqs) {
3345	warn "iterate...";	3827	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3346	}
3347
3348	++$RELOAD;
3349
3350	warn "cancelling all extension coros";
3351	$_->cancel for values %EXT_CORO;
3352	%EXT_CORO = ();
3353
3354	warn "removing commands";
3355	%COMMAND = ();
3356
3357	warn "removing ext/exti commands";
3358	%EXTCMD = ();
3359	%EXTICMD = ();
3360
3361	warn "unloading/nuking all extensions";
3362	for my $pkg (@EXTS) {
3363	warn "... unloading $pkg";
3364
3365	if (my $cb = $pkg->can ("unload")) {
3366	eval {
3367	$cb->($pkg);
3368	1
3369	} or warn "$pkg unloaded, but with errors: $@";
3370	}	3828	}
3371		3829
3372	warn "... nuking $pkg";	3830	warn "cancelling all extension coros";
3373	Symbol::delete_package $pkg;	3831	$_->cancel for values %EXT_CORO;
3374	}	3832	%EXT_CORO = ();
3375		3833
3376	warn "unloading all perl modules loaded from $LIBDIR";	3834	warn "removing commands";
3377	while (my ($k, $v) = each %INC) {	3835	%COMMAND = ();
3378	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3379		3836
		3837	warn "removing ext/exti commands";
		3838	%EXTCMD = ();
		3839	%EXTICMD = ();
		3840
		3841	warn "unloading/nuking all extensions";
		3842	for my $pkg (@EXTS) {
3380	warn "... unloading $k";	3843	warn "... unloading $pkg";
3381	delete $INC{$k};
3382		3844
3383	$k =~ s/\.pm$//;
3384	$k =~ s/\//::/g;
3385
3386	if (my $cb = $k->can ("unload_module")) {	3845	if (my $cb = $pkg->can ("unload")) {
		3846	eval {
3387	$cb->();	3847	$cb->($pkg);
		3848	1
		3849	} or warn "$pkg unloaded, but with errors: $@";
		3850	}
		3851
		3852	warn "... clearing $pkg";
		3853	clear_package $pkg;
3388	}	3854	}
3389		3855
3390	Symbol::delete_package $k;	3856	warn "unloading all perl modules loaded from $LIBDIR";
		3857	while (my ($k, $v) = each %INC) {
		3858	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3859
		3860	warn "... unloading $k";
		3861	delete $INC{$k};
		3862
		3863	$k =~ s/\.pm$//;
		3864	$k =~ s/\//::/g;
		3865
		3866	if (my $cb = $k->can ("unload_module")) {
		3867	$cb->();
		3868	}
		3869
		3870	clear_package $k;
3391	}	3871	}
3392		3872
3393	warn "getting rid of safe::, as good as possible";	3873	warn "getting rid of safe::, as good as possible";
3394	Symbol::delete_package "safe::$_"	3874	clear_package "safe::$_"
3395	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3875	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3396		3876
3397	warn "unloading cf.pm \"a bit\"";	3877	warn "unloading cf.pm \"a bit\"";
3398	delete $INC{"cf.pm"};	3878	delete $INC{"cf.pm"};
3399	delete $INC{"cf/pod.pm"};	3879	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3400		3880
3401	# don't, removes xs symbols, too,	3881	# don't, removes xs symbols, too,
3402	# and global variables created in xs	3882	# and global variables created in xs
3403	#Symbol::delete_package __PACKAGE__;	3883	#clear_package __PACKAGE__;
3404		3884
3405	warn "unload completed, starting to reload now";	3885	warn "unload completed, starting to reload now";
3406		3886
3407	warn "reloading cf.pm";	3887	warn "reloading cf.pm";
3408	require cf;	3888	require cf;
3409	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3889	cf::_connect_to_perl_1;
3410		3890
3411	warn "loading config and database again";	3891	warn "loading config and database again";
3412	cf::reload_config;	3892	cf::reload_config;
3413		3893
3414	warn "loading extensions";	3894	warn "loading extensions";
3415	cf::load_extensions;	3895	cf::load_extensions;
3416		3896
		3897	if ($REATTACH_ON_RELOAD) {
3417	warn "reattaching attachments to objects/players";	3898	warn "reattaching attachments to objects/players";
3418	_global_reattach; # objects, sockets	3899	_global_reattach; # objects, sockets
3419	warn "reattaching attachments to maps";	3900	warn "reattaching attachments to maps";
3420	reattach $_ for values %MAP;	3901	reattach $_ for values %MAP;
3421	warn "reattaching attachments to players";	3902	warn "reattaching attachments to players";
3422	reattach $_ for values %PLAYER;	3903	reattach $_ for values %PLAYER;
		3904	}
3423		3905
		3906	warn "running post_init jobs";
		3907	(pop @POST_INIT)->(1) while @POST_INIT;
		3908
3424	warn "leaving sync_job";	3909	warn "leaving sync_job";
3425		3910
3426	1	3911	1
3427	} or do {	3912	} or do {
3428	warn $@;	3913	warn $@;
3429	warn "error while reloading, exiting.";	3914	cf::cleanup "error while reloading, exiting.";
3430	exit 1;
3431	};	3915	};
3432		3916
3433	warn "reloaded";	3917	warn "reloaded";
		3918	--$RELOAD;
		3919	}
		3920
		3921	$t1 = AE::time - $t1;
		3922	warn "reload completed in ${t1}s\n";
3434	};	3923	};
3435		3924
3436	our $RELOAD_WATCHER; # used only during reload	3925	our $RELOAD_WATCHER; # used only during reload
3437		3926
3438	sub reload_perl() {	3927	sub reload_perl() {
3439	# doing reload synchronously and two reloads happen back-to-back,	3928	# doing reload synchronously and two reloads happen back-to-back,
3440	# coro crashes during coro_state_free->destroy here.	3929	# coro crashes during coro_state_free->destroy here.
3441		3930
3442	$RELOAD_WATCHER ||= Event->timer (	3931	$RELOAD_WATCHER ||= cf::async {
3443	reentrant => 0,	3932	Coro::AIO::aio_wait cache_extensions;
3444	after => 0,	3933
3445	data => WF_AUTOCANCEL,	3934	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3446	cb => sub {
3447	do_reload_perl;	3935	do_reload_perl;
3448	undef $RELOAD_WATCHER;	3936	undef $RELOAD_WATCHER;
3449	},	3937	};
3450	);	3938	};
3451	}	3939	}
3452		3940
3453	register_command "reload" => sub {	3941	register_command "reload" => sub {
3454	my ($who, $arg) = @_;	3942	my ($who, $arg) = @_;
3455		3943
…		…
3468		3956
3469	our @WAIT_FOR_TICK;	3957	our @WAIT_FOR_TICK;
3470	our @WAIT_FOR_TICK_BEGIN;	3958	our @WAIT_FOR_TICK_BEGIN;
3471		3959
3472	sub wait_for_tick {	3960	sub wait_for_tick {
3473	return unless $TICK_WATCHER->is_active;
3474	return if $Coro::current == $Coro::main;	3961	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3475		3962
3476	my $signal = new Coro::Signal;	3963	my $signal = new Coro::Signal;
3477	push @WAIT_FOR_TICK, $signal;	3964	push @WAIT_FOR_TICK, $signal;
3478	$signal->wait;	3965	$signal->wait;
3479	}	3966	}
3480		3967
3481	sub wait_for_tick_begin {	3968	sub wait_for_tick_begin {
3482	return unless $TICK_WATCHER->is_active;
3483	return if $Coro::current == $Coro::main;	3969	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3484		3970
3485	my $signal = new Coro::Signal;	3971	my $signal = new Coro::Signal;
3486	push @WAIT_FOR_TICK_BEGIN, $signal;	3972	push @WAIT_FOR_TICK_BEGIN, $signal;
3487	$signal->wait;	3973	$signal->wait;
3488	}	3974	}
3489		3975
3490	$TICK_WATCHER = Event->timer (	3976	sub tick {
3491	reentrant => 0,
3492	parked => 1,
3493	prio => 0,
3494	at => $NEXT_TICK || $TICK,
3495	data => WF_AUTOCANCEL,
3496	cb => sub {
3497	if ($Coro::current != $Coro::main) {	3977	if ($Coro::current != $Coro::main) {
3498	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3978	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3499	unless ++$bug_warning > 10;	3979	unless ++$bug_warning > 10;
3500	return;	3980	return;
3501	}	3981	}
3502		3982
3503	$NOW = $tick_start = Event::time;
3504
3505	cf::server_tick; # one server iteration	3983	cf::server_tick; # one server iteration
3506		3984
3507	$RUNTIME += $TICK;	3985	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3508	$NEXT_TICK += $TICK;
3509		3986
3510	if ($NOW >= $NEXT_RUNTIME_WRITE) {	3987	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3511	$NEXT_RUNTIME_WRITE = $NOW + 10;	3988	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3512	Coro::async_pool {	3989	Coro::async_pool {
3513	$Coro::current->{desc} = "runtime saver";	3990	$Coro::current->{desc} = "runtime saver";
3514	write_runtime	3991	write_runtime_sync
3515	or warn "ERROR: unable to write runtime file: $!";	3992	or warn "ERROR: unable to write runtime file: $!";
3516	};
3517	}	3993	};
		3994	}
3518		3995
3519	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3996	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3520	$sig->send;	3997	$sig->send;
3521	}	3998	}
3522	while (my $sig = shift @WAIT_FOR_TICK) {	3999	while (my $sig = shift @WAIT_FOR_TICK) {
3523	$sig->send;	4000	$sig->send;
3524	}	4001	}
3525		4002
3526	$NOW = Event::time;	4003	$LOAD = ($NOW - $TICK_START) / $TICK;
3527
3528	# if we are delayed by four ticks or more, skip them all
3529	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3530
3531	$TICK_WATCHER->at ($NEXT_TICK);
3532	$TICK_WATCHER->start;
3533
3534	$LOAD = ($NOW - $tick_start) / $TICK;
3535	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4004	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3536		4005
3537	_post_tick;	4006	if (0) {
		4007	if ($NEXT_TICK) {
		4008	my $jitter = $TICK_START - $NEXT_TICK;
		4009	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4010	warn "jitter $JITTER\n";#d#
		4011	}
3538	},	4012	}
3539	);	4013	}
3540		4014
3541	{	4015	{
		4016	# configure BDB
		4017
3542	BDB::min_parallel 8;	4018	BDB::min_parallel 16;
3543	BDB::max_poll_time $TICK * 0.1;	4019	BDB::max_poll_reqs $TICK * 0.1;
3544	$BDB_POLL_WATCHER = Event->io (	4020	$AnyEvent::BDB::WATCHER->priority (1);
3545	reentrant => 0,
3546	fd => BDB::poll_fileno,
3547	poll => 'r',
3548	prio => 0,
3549	data => WF_AUTOCANCEL,
3550	cb => \&BDB::poll_cb,
3551	);
3552
3553	BDB::set_sync_prepare {
3554	my $status;
3555	my $current = $Coro::current;
3556	(
3557	sub {
3558	$status = $!;
3559	$current->ready; undef $current;
3560	},
3561	sub {
3562	Coro::schedule while defined $current;
3563	$! = $status;
3564	},
3565	)
3566	};
3567		4021
3568	unless ($DB_ENV) {	4022	unless ($DB_ENV) {
3569	$DB_ENV = BDB::db_env_create;	4023	$DB_ENV = BDB::db_env_create;
3570	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	4024	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3571	| BDB::LOG_AUTOREMOVE, 1);	4025	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4026	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3572	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	4027	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3573	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	4028	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3574		4029
3575	cf::sync_job {	4030	cf::sync_job {
3576	eval {	4031	eval {
…		…
3586		4041
3587	cf::cleanup "db_env_open(db): $@" if $@;	4042	cf::cleanup "db_env_open(db): $@" if $@;
3588	};	4043	};
3589	}	4044	}
3590		4045
3591	$BDB_DEADLOCK_WATCHER = Event->timer (	4046	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3592	after => 3,
3593	interval => 1,
3594	hard => 1,
3595	prio => 0,
3596	data => WF_AUTOCANCEL,
3597	cb => sub {
3598	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };	4047	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3599	},
3600	);	4048	};
3601	$BDB_CHECKPOINT_WATCHER = Event->timer (	4049	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3602	after => 11,
3603	interval => 60,
3604	hard => 1,
3605	prio => 0,
3606	data => WF_AUTOCANCEL,
3607	cb => sub {
3608	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4050	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3609	},
3610	);	4051	};
3611	$BDB_TRICKLE_WATCHER = Event->timer (	4052	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3612	after => 5,
3613	interval => 10,
3614	hard => 1,
3615	prio => 0,
3616	data => WF_AUTOCANCEL,
3617	cb => sub {
3618	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4053	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3619	},
3620	);	4054	};
3621	}	4055	}
3622		4056
3623	{	4057	{
		4058	# configure IO::AIO
		4059
3624	IO::AIO::min_parallel 8;	4060	IO::AIO::min_parallel 8;
3625
3626	undef $Coro::AIO::WATCHER;
3627	IO::AIO::max_poll_time $TICK * 0.1;	4061	IO::AIO::max_poll_time $TICK * 0.1;
3628	$AIO_POLL_WATCHER = Event->io (	4062	undef $AnyEvent::AIO::WATCHER;
3629	reentrant => 0,
3630	data => WF_AUTOCANCEL,
3631	fd => IO::AIO::poll_fileno,
3632	poll => 'r',
3633	prio => 0,
3634	cb => \&IO::AIO::poll_cb,
3635	);
3636	}	4063	}
3637		4064
3638	my $_log_backtrace;	4065	my $_log_backtrace;
3639		4066
3640	sub _log_backtrace {	4067	sub _log_backtrace {
…		…
3643	$msg =~ s/\n//;	4070	$msg =~ s/\n//;
3644		4071
3645	# limit the # of concurrent backtraces	4072	# limit the # of concurrent backtraces
3646	if ($_log_backtrace < 2) {	4073	if ($_log_backtrace < 2) {
3647	++$_log_backtrace;	4074	++$_log_backtrace;
		4075	my $perl_bt = Carp::longmess $msg;
3648	async {	4076	async {
3649	$Coro::current->{desc} = "abt $msg";	4077	$Coro::current->{desc} = "abt $msg";
3650		4078
3651	my @bt = fork_call {	4079	my @bt = fork_call {
3652	@addr = map { sprintf "%x", $_ } @addr;	4080	@addr = map { sprintf "%x", $_ } @addr;
…		…
3663	}	4091	}
3664		4092
3665	@funcs	4093	@funcs
3666	};	4094	};
3667		4095
3668	LOG llevInfo, "[ABT] $msg\n";	4096	LOG llevInfo, "[ABT] $perl_bt\n";
		4097	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3669	LOG llevInfo, "[ABT] $_\n" for @bt;	4098	LOG llevInfo, "[ABT] $_\n" for @bt;
3670	--$_log_backtrace;	4099	--$_log_backtrace;
3671	};	4100	};
3672	} else {	4101	} else {
3673	LOG llevInfo, "[ABT] $msg\n";	4102	LOG llevInfo, "[ABT] $msg\n";
3674	LOG llevInfo, "[ABT] [suppressed]\n";	4103	LOG llevInfo, "[ABT] [suppressed]\n";
3675	}	4104	}
3676	}	4105	}
3677		4106
3678	# load additional modules	4107	# load additional modules
3679	use cf::pod;	4108	require "cf/$_.pm" for @EXTRA_MODULES;
		4109	cf::_connect_to_perl_2;
3680		4110
3681	END { cf::emergency_save }	4111	END { cf::emergency_save }
3682		4112
3683	1	4113	1
3684		4114

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