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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.330 by elmex, Fri Aug 10 10:35:07 2007 UTC vs.
Revision 1.523 by root, Sat Apr 17 02:39:46 2010 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008,2009,2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify it under
		7	# the terms of the Affero GNU General Public License as published by the
		8	# Free Software Foundation, either version 3 of the License, or (at your
		9	# option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the Affero GNU General Public License
		17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
		19	#
		20	# The authors can be reached via e-mail to <support@deliantra.net>
		21	#
		22
1	package cf;	23	package cf;
2		24
		25	use 5.10.0;
3	use utf8;	26	use utf8;
4	use strict;	27	use strict qw(vars subs);
5		28
6	use Symbol;	29	use Symbol;
7	use List::Util;	30	use List::Util;
8	use Socket;	31	use Socket;
9	use Storable;	32	use EV;
10	use Event;
11	use Opcode;	33	use Opcode;
12	use Safe;	34	use Safe;
13	use Safe::Hole;	35	use Safe::Hole;
		36	use Storable ();
		37	use Carp ();
14		38
		39	use Guard ();
15	use Coro 3.61 ();	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;
		53	use Coro::Util ();
24		54
25	use JSON::XS 1.4 ();	55	use JSON::XS 2.01 ();
26	use BDB ();	56	use BDB ();
27	use Data::Dumper;	57	use Data::Dumper;
28	use Digest::MD5;
29	use Fcntl;	58	use Fcntl;
30	use YAML::Syck ();	59	use YAML::XS ();
31	use IO::AIO 2.32 ();	60	use IO::AIO ();
32	use Time::HiRes;	61	use Time::HiRes;
33	use Compress::LZF;	62	use Compress::LZF;
34	use Digest::MD5 ();	63	use Digest::MD5 ();
		64
		65	AnyEvent::detect;
35		66
36	# configure various modules to our taste	67	# configure various modules to our taste
37	#	68	#
38	$Storable::canonical = 1; # reduce rsync transfers	69	$Storable::canonical = 1; # reduce rsync transfers
39	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";
40	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
41		77
42	$Event::Eval = 1; # no idea why this is required, but it is	78	# strictly for debugging
43		79	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
44	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
45	$YAML::Syck::ImplicitUnicode = 1;
46
47	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
48		80
49	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	81	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
50		82
51	our %COMMAND = ();	83	our %COMMAND = ();
52	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
…		…
55	our %EXTCMD = ();	87	our %EXTCMD = ();
56	our %EXTICMD = ();	88	our %EXTICMD = ();
57	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
58	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
59		91
60	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
61	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
62		96
63	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
64	our $DATADIR = datadir;	98	our $DATADIR = datadir;
65	our $LIBDIR = "$DATADIR/ext";	99	our $LIBDIR = "$DATADIR/ext";
66	our $PODDIR = "$DATADIR/pod";	100	our $PODDIR = "$DATADIR/pod";
67	our $MAPDIR = "$DATADIR/" . mapdir;	101	our $MAPDIR = "$DATADIR/" . mapdir;
68	our $LOCALDIR = localdir;	102	our $LOCALDIR = localdir;
69	our $TMPDIR = "$LOCALDIR/" . tmpdir;	103	our $TMPDIR = "$LOCALDIR/" . tmpdir;
70	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	104	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
71	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	105	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
72	our $RANDOMDIR = "$LOCALDIR/random";	106	our $RANDOMDIR = "$LOCALDIR/random";
73	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;
74		115
75	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	116	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
76	our $TICK_WATCHER;
77	our $AIO_POLL_WATCHER;
78	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	117	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
79	our $NEXT_TICK;	118	our $NEXT_TICK;
80	our $NOW;
81	our $USE_FSYNC = 1; # use fsync to write maps - default off	119	our $USE_FSYNC = 1; # use fsync to write maps - default on
82		120
		121	our $BDB_DEADLOCK_WATCHER;
		122	our $BDB_CHECKPOINT_WATCHER;
83	our $BDB_POLL_WATCHER;	123	our $BDB_TRICKLE_WATCHER;
84	our $DB_ENV;	124	our $DB_ENV;
		125
		126	our @EXTRA_MODULES = qw(pod match mapscript);
85		127
86	our %CFG;	128	our %CFG;
87		129
88	our $UPTIME; $UPTIME ||= time;	130	our $UPTIME; $UPTIME ||= time;
89	our $RUNTIME;	131	our $RUNTIME;
		132	our $NOW;
90		133
91	our %PLAYER; # all users	134	our (%PLAYER, %PLAYER_LOADING); # all users
92	our %MAP; # all maps	135	our (%MAP, %MAP_LOADING ); # all maps
93	our $LINK_MAP; # the special {link} map, which is always available	136	our $LINK_MAP; # the special {link} map, which is always available
94		137
95	# 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 ∕
96	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	139	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
97		140
98	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)
99	our $LOADAVG; # same thing, but with alpha-smoothing	142	our $LOADAVG; # same thing, but with alpha-smoothing
		143	our $JITTER; # average jitter
100	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 $REALLY_UNLOOP; # never set to true, please :)
101		150
102	binmode STDOUT;	151	binmode STDOUT;
103	binmode STDERR;	152	binmode STDERR;
104		153
105	# read virtual server time, if available	154	# read virtual server time, if available
106	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	155	unless ($RUNTIME || !-e $RUNTIMEFILE) {
107	open my $fh, "<", "$LOCALDIR/runtime"	156	open my $fh, "<", $RUNTIMEFILE
108	or die "unable to read runtime file: $!";	157	or die "unable to read $RUNTIMEFILE file: $!";
109	$RUNTIME = <$fh> + 0.;	158	$RUNTIME = <$fh> + 0.;
110	}	159	}
		160
		161	eval "sub TICK() { $TICK } 1" or die;
111		162
112	mkdir $_	163	mkdir $_
113	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	164	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
114		165
115	our $EMERGENCY_POSITION;	166	our $EMERGENCY_POSITION;
116		167
117	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::"} };
118		184
119	#############################################################################	185	#############################################################################
120		186
121	=head2 GLOBAL VARIABLES	187	=head2 GLOBAL VARIABLES
122		188
…		…
158		224
159	The raw value load value from the last tick.	225	The raw value load value from the last tick.
160		226
161	=item %cf::CFG	227	=item %cf::CFG
162		228
163	Configuration for the server, loaded from C</etc/crossfire/config>, or	229	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
164	from wherever your confdir points to.	230	from wherever your confdir points to.
165		231
166	=item cf::wait_for_tick, cf::wait_for_tick_begin	232	=item cf::wait_for_tick, cf::wait_for_tick_begin
167		233
168	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
169	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
170	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.
171		237
172	=item @cf::INVOKE_RESULTS	238	=item @cf::INVOKE_RESULTS
173		239
174	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
175	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
176	that call.	242	that call.
177		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
178	=back	250	=back
179		251
180	=cut	252	=cut
181		253
182	BEGIN {	254	$Coro::State::WARNHOOK = sub {
183	*CORE::GLOBAL::warn = sub {
184	my $msg = join "", @_;	255	my $msg = join "", @_;
185		256
186	$msg .= "\n"	257	$msg .= "\n"
187	unless $msg =~ /\n$/;	258	unless $msg =~ /\n$/;
188		259
189	$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;
190		261
191	utf8::encode $msg;
192	LOG llevError, $msg;	262	LOG llevError, $msg;
193	};	263	};
194	}	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	};
195		278
196	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	279	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
197	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	280	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
198	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	281	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
199	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	282	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
206	for my $pkg (qw(	289	for my $pkg (qw(
207	cf::global cf::attachable	290	cf::global cf::attachable
208	cf::object cf::object::player	291	cf::object cf::object::player
209	cf::client cf::player	292	cf::client cf::player
210	cf::arch cf::living	293	cf::arch cf::living
		294	cf::map cf::mapspace
211	cf::map cf::party cf::region	295	cf::party cf::region
212	)) {	296	)) {
213	no strict 'refs';
214	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	297	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
215	}	298	}
216		299
217	$Event::DIED = sub {	300	$EV::DIED = sub {
218	warn "error in event callback: @_";	301	Carp::cluck "error in event callback: @_";
219	};	302	};
220		303
221	#############################################################################	304	#############################################################################
222		305
223	=head2 UTILITY FUNCTIONS	306	=head2 UTILITY FUNCTIONS
…		…
245	$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;
246	$d	329	$d
247	} || "[unable to dump $_[0]: '$@']";	330	} || "[unable to dump $_[0]: '$@']";
248	}	331	}
249		332
250	=item $ref = cf::from_json $json	333	=item $ref = cf::decode_json $json
251		334
252	Converts a JSON string into the corresponding perl data structure.	335	Converts a JSON string into the corresponding perl data structure.
253		336
254	=item $json = cf::to_json $ref	337	=item $json = cf::encode_json $ref
255		338
256	Converts a perl data structure into its JSON representation.	339	Converts a perl data structure into its JSON representation.
257		340
258	=cut	341	=cut
259		342
260	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	343	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
261		344
262	sub to_json ($) { $json_coder->encode ($_[0]) }	345	sub encode_json($) { $json_coder->encode ($_[0]) }
263	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	}
264		361
265	=item cf::lock_wait $string	362	=item cf::lock_wait $string
266		363
267	Wait until the given lock is available. See cf::lock_acquire.	364	Wait until the given lock is available. See cf::lock_acquire.
268		365
269	=item my $lock = cf::lock_acquire $string	366	=item my $lock = cf::lock_acquire $string
270		367
271	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
272	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,
273	for example when the coroutine gets canceled), the lock is automatically	370	for example when the coroutine gets canceled), the lock is automatically
274	returned.	371	returned.
275		372
		373	Locks are *not* recursive, locking from the same coro twice results in a
		374	deadlocked coro.
		375
276	Lock names should begin with a unique identifier (for example, cf::map::find	376	Lock names should begin with a unique identifier (for example, cf::map::find
277	uses map_find and cf::map::load uses map_load).	377	uses map_find and cf::map::load uses map_load).
278		378
279	=item $locked = cf::lock_active $string	379	=item $locked = cf::lock_active $string
280		380
281	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.
282		382
283	=cut	383	=cut
284		384
285	our %LOCK;	385	our $LOCKS = new Coro::SemaphoreSet;
286		386
287	sub lock_wait($) {	387	sub lock_wait($) {
288	my ($key) = @_;	388	$LOCKS->wait ($_[0]);
289
290	# wait for lock, if any
291	while ($LOCK{$key}) {
292	push @{ $LOCK{$key} }, $Coro::current;
293	Coro::schedule;
294	}
295	}	389	}
296		390
297	sub lock_acquire($) {	391	sub lock_acquire($) {
298	my ($key) = @_;	392	$LOCKS->guard ($_[0])
299
300	# wait, to be sure we are not locked
301	lock_wait $key;
302
303	$LOCK{$key} = [];
304
305	Coro::guard {
306	# wake up all waiters, to be on the safe side
307	$_->ready for @{ delete $LOCK{$key} };
308	}
309	}	393	}
310		394
311	sub lock_active($) {	395	sub lock_active($) {
312	my ($key) = @_;	396	$LOCKS->count ($_[0]) < 1
313
314	! ! $LOCK{$key}
315	}	397	}
316		398
317	sub freeze_mainloop {	399	sub freeze_mainloop {
318	return unless $TICK_WATCHER->is_active;	400	tick_inhibit_inc;
319		401
320	my $guard = Coro::guard {	402	&Guard::guard (\&tick_inhibit_dec);
321	$TICK_WATCHER->start;	403	}
322	};	404
323	$TICK_WATCHER->stop;	405	=item cf::periodic $interval, $cb
324	$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($$) {
		413	my ($interval, $cb) = @_;
		414
		415	my $start = rand List::Util::min 180, $interval;
		416
		417	EV::periodic $start, $interval, 0, $cb
325	}	418	}
326		419
327	=item cf::get_slot $time[, $priority[, $name]]	420	=item cf::get_slot $time[, $priority[, $name]]
328		421
329	Allocate $time seconds of blocking CPU time at priority C<$priority>:	422	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
337		430
338	=cut	431	=cut
339		432
340	our @SLOT_QUEUE;	433	our @SLOT_QUEUE;
341	our $SLOT_QUEUE;	434	our $SLOT_QUEUE;
		435	our $SLOT_DECAY = 0.9;
342		436
343	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	437	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
344	$SLOT_QUEUE = Coro::async {	438	$SLOT_QUEUE = Coro::async {
		439	$Coro::current->desc ("timeslot manager");
		440
345	my $signal = new Coro::Signal;	441	my $signal = new Coro::Signal;
		442	my $busy;
346		443
347	while () {	444	while () {
348	next_job:	445	next_job:
		446
349	my $avail = cf::till_tick;	447	my $avail = cf::till_tick;
350	if ($avail > 0.01) {	448
351	for (0 .. $#SLOT_QUEUE) {	449	for (0 .. $#SLOT_QUEUE) {
352	if ($SLOT_QUEUE[$_][0] < $avail) {	450	if ($SLOT_QUEUE[$_][0] <= $avail) {
		451	$busy = 0;
353	my $job = splice @SLOT_QUEUE, $_, 1, ();	452	my $job = splice @SLOT_QUEUE, $_, 1, ();
354	$job->[2]->send;	453	$job->[2]->send;
355	Coro::cede;	454	Coro::cede;
356	goto next_job;	455	goto next_job;
357	}	456	} else {
		457	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
358	}	458	}
359	}	459	}
360		460
361	if (@SLOT_QUEUE) {	461	if (@SLOT_QUEUE) {
362	# we do not use wait_For_tick() as it returns immediately when tick is inactive	462	# we do not use wait_for_tick() as it returns immediately when tick is inactive
363	push @cf::WAIT_FOR_TICK, $signal;	463	push @cf::WAIT_FOR_TICK, $signal;
364	$signal->wait;	464	$signal->wait;
365	} else {	465	} else {
		466	$busy = 0;
366	Coro::schedule;	467	Coro::schedule;
367	}	468	}
368	}	469	}
369	};	470	};
370		471
371	sub get_slot($;$$) {	472	sub get_slot($;$$) {
		473	return if tick_inhibit || $Coro::current == $Coro::main;
		474
372	my ($time, $pri, $name) = @_;	475	my ($time, $pri, $name) = @_;
373		476
374	$time = $TICK * .6 if $time > $TICK * .6;	477	$time = clamp $time, 0.01, $TICK * .6;
		478
375	my $sig = new Coro::Signal;	479	my $sig = new Coro::Signal;
376		480
377	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	481	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
378	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	482	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
379	$SLOT_QUEUE->ready;	483	$SLOT_QUEUE->ready;
…		…
390		494
391	BEGIN { *async = \&Coro::async_pool }	495	BEGIN { *async = \&Coro::async_pool }
392		496
393	=item cf::sync_job { BLOCK }	497	=item cf::sync_job { BLOCK }
394		498
395	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	499	The design of Deliantra requires that the main coroutine ($Coro::main)
396	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
397	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
398	acceptable.	502	acceptable.
399		503
400	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
401	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
…		…
406		510
407	sub sync_job(&) {	511	sub sync_job(&) {
408	my ($job) = @_;	512	my ($job) = @_;
409		513
410	if ($Coro::current == $Coro::main) {	514	if ($Coro::current == $Coro::main) {
411	my $time = Event::time;	515	my $time = AE::time;
412		516
413	# this is the main coro, too bad, we have to block	517	# this is the main coro, too bad, we have to block
414	# till the operation succeeds, freezing the server :/	518	# till the operation succeeds, freezing the server :/
415		519
416	# TODO: use suspend/resume instead	520	LOG llevError, Carp::longmess "sync job";#d#
417	# (but this is cancel-safe)	521
418	my $freeze_guard = freeze_mainloop;	522	my $freeze_guard = freeze_mainloop;
419		523
420	my $busy = 1;	524	my $busy = 1;
421	my @res;	525	my @res;
422		526
423	(async {	527	(async {
		528	$Coro::current->desc ("sync job coro");
424	@res = eval { $job->() };	529	@res = eval { $job->() };
425	warn $@ if $@;	530	warn $@ if $@;
426	undef $busy;	531	undef $busy;
427	})->prio (Coro::PRIO_MAX);	532	})->prio (Coro::PRIO_MAX);
428		533
429	while ($busy) {	534	while ($busy) {
430	Coro::cede or Event::one_event;	535	if (Coro::nready) {
		536	Coro::cede_notself;
		537	} else {
		538	EV::loop EV::LOOP_ONESHOT;
431	}	539	}
		540	}
432		541
433	$time = Event::time - $time;	542	my $time = AE::time - $time;
434		543
435	LOG llevError | logBacktrace, Carp::longmess "long sync job"
436	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
437
438	$tick_start += $time; # do not account sync jobs to server load	544	$TICK_START += $time; # do not account sync jobs to server load
439		545
440	wantarray ? @res : $res[0]	546	wantarray ? @res : $res[0]
441	} else {	547	} else {
442	# we are in another coroutine, how wonderful, everything just works	548	# we are in another coroutine, how wonderful, everything just works
443		549
…		…
468	=item fork_call { }, $args	574	=item fork_call { }, $args
469		575
470	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
471	process, returning the results. Everything must be serialisable with	577	process, returning the results. Everything must be serialisable with
472	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
473	never block itself or use any form of Event handling.	579	never block itself or use any form of event handling.
474		580
475	=cut	581	=cut
476
477	sub _store_scalar {
478	open my $fh, ">", \my $buf
479	or die "fork_call: cannot open fh-to-buf in child : $!";
480	Storable::store_fd $_[0], $fh;
481	close $fh;
482
483	$buf
484	}
485		582
486	sub fork_call(&@) {	583	sub fork_call(&@) {
487	my ($cb, @args) = @_;	584	my ($cb, @args) = @_;
488		585
489	# socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC	586	# we seemingly have to make a local copy of the whole thing,
490	# or die "socketpair: $!";	587	# otherwise perl prematurely frees the stuff :/
491	pipe my $fh1, my $fh2	588	# TODO: investigate and fix (likely this will be rather laborious)
492	or die "pipe: $!";
493		589
494	if (my $pid = fork) {	590	my @res = Coro::Util::fork_eval {
495	close $fh2;
496
497	my $res = (Coro::Handle::unblock $fh1)->readline (undef);
498	warn "pst<$res>" unless $res =~ /^pst/;
499	$res = Coro::Storable::thaw $res;
500
501	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave
502
503	Carp::confess $$res unless "ARRAY" eq ref $res;
504
505	return wantarray ? @$res : $res->[-1];
506	} else {
507	reset_signals;	591	reset_signals;
508	local $SIG{__WARN__};	592	&$cb
509	local $SIG{__DIE__};	593	}, @args;
510	# just in case, this hack effectively disables event
511	# in the child. cleaner and slower would be canceling all watchers,
512	# but this works for the time being.
513	local $Coro::idle;
514	$Coro::current->prio (Coro::PRIO_MAX);
515		594
516	eval {	595	wantarray ? @res : $res[-1]
517	close $fh1;	596	}
518		597
519	my @res = eval { $cb->(@args) };	598	sub objinfo {
520
521	syswrite $fh2, _store_scalar $@ ? \"$@" : \@res;
522	close $fh2;
523	};
524
525	warn $@ if $@;
526	_exit 0;
527	}	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
528	}	634	}
529		635
530	=item $value = cf::db_get $family => $key	636	=item $value = cf::db_get $family => $key
531		637
532	Returns a single value from the environment database.	638	Returns a single value from the environment database.
…		…
534	=item cf::db_put $family => $key => $value	640	=item cf::db_put $family => $key => $value
535		641
536	Stores the given C<$value> in the family. It can currently store binary	642	Stores the given C<$value> in the family. It can currently store binary
537	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	643	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
538		644
		645	=item $db = cf::db_table "name"
		646
		647	Create and/or open a new database table. The string must not be "db" and must be unique
		648	within each server.
		649
539	=cut	650	=cut
		651
		652	sub db_table($) {
		653	my ($name) = @_;
		654	my $db = BDB::db_create $DB_ENV;
		655
		656	eval {
		657	$db->set_flags (BDB::CHKSUM);
		658
		659	utf8::encode $name;
		660	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		661	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		662	cf::cleanup "db_open(db): $!" if $!;
		663	};
		664	cf::cleanup "db_open(db): $@" if $@;
		665
		666	$db
		667	}
540		668
541	our $DB;	669	our $DB;
542		670
543	sub db_init {	671	sub db_init {
544	unless ($DB) {
545	$DB = BDB::db_create $DB_ENV;
546
547	cf::sync_job {	672	cf::sync_job {
548	eval {	673	$DB ||= db_table "db";
549	$DB->set_flags (BDB::CHKSUM);
550
551	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
552	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
553	cf::cleanup "db_open(db): $!" if $!;
554	};
555	cf::cleanup "db_open(db): $@" if $@;
556	};
557	}	674	};
558	}	675	}
559		676
560	sub db_get($$) {	677	sub db_get($$) {
561	my $key = "$_[0]/$_[1]";	678	my $key = "$_[0]/$_[1]";
562		679
…		…
612	if (1) {	729	if (1) {
613	$md5 =	730	$md5 =
614	join "\x00",	731	join "\x00",
615	$processversion,	732	$processversion,
616	map {	733	map {
617	Coro::cede;	734	cf::cede_to_tick;
618	($src->[$_], Digest::MD5::md5_hex $data[$_])	735	($src->[$_], Digest::MD5::md5_hex $data[$_])
619	} 0.. $#$src;	736	} 0.. $#$src;
620		737
621		738
622	my $dbmd5 = db_get cache => "$id/md5";	739	my $dbmd5 = db_get cache => "$id/md5";
…		…
660		777
661	#############################################################################	778	#############################################################################
662		779
663	=head2 ATTACHABLE OBJECTS	780	=head2 ATTACHABLE OBJECTS
664		781
665	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
666	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")
667	to it. All such attachable objects support the following methods.	784	to it. All such attachable objects support the following methods.
668		785
669	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>
670	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
671	Crossfire TRT).	788	Deliantra).
672		789
673	=over 4	790	=over 4
674		791
675	=item $attachable->attach ($attachment, key => $value...)	792	=item $attachable->attach ($attachment, key => $value...)
676		793
…		…
720	=item cf::CLASS::attachment $name, ...	837	=item cf::CLASS::attachment $name, ...
721		838
722	Register an attachment by C<$name> through which attachable objects of the	839	Register an attachment by C<$name> through which attachable objects of the
723	given CLASS can refer to this attachment.	840	given CLASS can refer to this attachment.
724		841
725	Some classes such as crossfire maps and objects can specify attachments	842	Some classes such as deliantra maps and objects can specify attachments
726	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.
727		844
728	These calls expect any number of the following handler/hook descriptions:	845	These calls expect any number of the following handler/hook descriptions:
729		846
730	=over 4	847	=over 4
…		…
958	}	1075	}
959		1076
960	0	1077	0
961	}	1078	}
962		1079
963	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1080	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
964		1081
965	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1082	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
966		1083
967	Generate an object-specific event with the given arguments.	1084	Generate an object-specific event with the given arguments.
968		1085
…		…
974		1091
975	=cut	1092	=cut
976		1093
977	#############################################################################	1094	#############################################################################
978	# object support	1095	# object support
979	#
980		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 $SLOW_MERGES;#d#
981	sub _can_merge {	1130	sub _can_merge {
982	my ($ob1, $ob2) = @_;	1131	my ($ob1, $ob2) = @_;
983		1132
984	local $Storable::canonical = 1;	1133	++$SLOW_MERGES;#d#
985	my $fob1 = Storable::freeze $ob1;
986	my $fob2 = Storable::freeze $ob2;
987		1134
988	$fob1 eq $fob2	1135	# we do the slow way here
		1136	return _object_equal $ob1, $ob2
989	}	1137	}
990		1138
991	sub reattach {	1139	sub reattach {
992	# basically do the same as instantiate, without calling instantiate	1140	# basically do the same as instantiate, without calling instantiate
993	my ($obj) = @_;	1141	my ($obj) = @_;
994		1142
		1143	# no longer needed after getting rid of delete_package?
995	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
996		1145
997	my $registry = $obj->registry;	1146	my $registry = $obj->registry;
998		1147
999	@$registry = ();	1148	@$registry = ();
1000		1149
…		…
1015	cf::attachable->attach (	1164	cf::attachable->attach (
1016	prio => -1000000,	1165	prio => -1000000,
1017	on_instantiate => sub {	1166	on_instantiate => sub {
1018	my ($obj, $data) = @_;	1167	my ($obj, $data) = @_;
1019		1168
1020	$data = from_json $data;	1169	$data = decode_json $data;
1021		1170
1022	for (@$data) {	1171	for (@$data) {
1023	my ($name, $args) = @$_;	1172	my ($name, $args) = @$_;
1024		1173
1025	$obj->attach ($name, %{$args || {} });	1174	$obj->attach ($name, %{$args || {} });
…		…
1041	sub object_freezer_save {	1190	sub object_freezer_save {
1042	my ($filename, $rdata, $objs) = @_;	1191	my ($filename, $rdata, $objs) = @_;
1043		1192
1044	sync_job {	1193	sync_job {
1045	if (length $$rdata) {	1194	if (length $$rdata) {
		1195	utf8::decode (my $decname = $filename);
1046	warn sprintf "saving %s (%d,%d)\n",	1196	warn sprintf "saving %s (%d,%d)\n",
1047	$filename, length $$rdata, scalar @$objs;	1197	$decname, length $$rdata, scalar @$objs;
1048		1198
1049	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1199	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1050	chmod SAVE_MODE, $fh;	1200	aio_chmod $fh, SAVE_MODE;
1051	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1201	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1052	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	}
1053	close $fh;	1206	aio_close $fh;
1054		1207
1055	if (@$objs) {	1208	if (@$objs) {
1056	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) {
1057	chmod SAVE_MODE, $fh;	1210	aio_chmod $fh, SAVE_MODE;
1058	my $data = Storable::nfreeze { version => 1, objs => $objs };	1211	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1059	aio_write $fh, 0, (length $data), $data, 0;	1212	aio_write $fh, 0, (length $data), $data, 0;
1060	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	}
1061	close $fh;	1217	aio_close $fh;
1062	aio_rename "$filename.pst~", "$filename.pst";	1218	aio_rename "$filename.pst~", "$filename.pst";
1063	}	1219	}
1064	} else {	1220	} else {
1065	aio_unlink "$filename.pst";	1221	aio_unlink "$filename.pst";
1066	}	1222	}
1067		1223
1068	aio_rename "$filename~", $filename;	1224	aio_rename "$filename~", $filename;
		1225
		1226	$filename =~ s%/[^/]+$%%;
		1227	aio_pathsync $filename if $cf::USE_FSYNC;
1069	} else {	1228	} else {
1070	warn "FATAL: $filename~: $!\n";	1229	warn "unable to save objects: $filename~: $!\n";
1071	}	1230	}
1072	} else {	1231	} else {
1073	aio_unlink $filename;	1232	aio_unlink $filename;
1074	aio_unlink "$filename.pst";	1233	aio_unlink "$filename.pst";
1075	}	1234	}
1076	}	1235	};
1077	}	1236	}
1078		1237
1079	sub object_freezer_as_string {	1238	sub object_freezer_as_string {
1080	my ($rdata, $objs) = @_;	1239	my ($rdata, $objs) = @_;
1081		1240
…		…
1093	or return;	1252	or return;
1094		1253
1095	unless (aio_stat "$filename.pst") {	1254	unless (aio_stat "$filename.pst") {
1096	(aio_load "$filename.pst", $av) >= 0	1255	(aio_load "$filename.pst", $av) >= 0
1097	or return;	1256	or return;
		1257
1098	$av = eval { (Storable::thaw $av)->{objs} };	1258	my $st = eval { Coro::Storable::thaw $av };
		1259	$av = $st->{objs};
1099	}	1260	}
1100		1261
		1262	utf8::decode (my $decname = $filename);
1101	warn sprintf "loading %s (%d)\n",	1263	warn sprintf "loading %s (%d,%d)\n",
1102	$filename, length $data, scalar @{$av || []};	1264	$decname, length $data, scalar @{$av || []};
		1265
1103	return ($data, $av);	1266	($data, $av)
1104	}	1267	}
1105		1268
1106	=head2 COMMAND CALLBACKS	1269	=head2 COMMAND CALLBACKS
1107		1270
1108	=over 4	1271	=over 4
…		…
1162	my ($name, $cb) = @_;	1325	my ($name, $cb) = @_;
1163		1326
1164	$EXTICMD{$name} = $cb;	1327	$EXTICMD{$name} = $cb;
1165	}	1328	}
1166		1329
		1330	use File::Glob ();
		1331
1167	cf::player->attach (	1332	cf::player->attach (
1168	on_command => sub {	1333	on_unknown_command => sub {
1169	my ($pl, $name, $params) = @_;	1334	my ($pl, $name, $params) = @_;
1170		1335
1171	my $cb = $COMMAND{$name}	1336	my $cb = $COMMAND{$name}
1172	or return;	1337	or return;
1173		1338
…		…
1186	my ($type, $reply, @payload) =	1351	my ($type, $reply, @payload) =
1187	"ARRAY" eq ref $msg	1352	"ARRAY" eq ref $msg
1188	? @$msg	1353	? @$msg
1189	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove	1354	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1190		1355
		1356	my @reply;
		1357
1191	if (my $cb = $EXTCMD{$type}) {	1358	if (my $cb = $EXTCMD{$type}) {
1192	my @reply = $cb->($pl, @payload);	1359	@reply = $cb->($pl, @payload);
1193
1194	$pl->ext_reply ($reply, @reply)
1195	if $reply;
1196	}	1360	}
		1361
		1362	$pl->ext_reply ($reply, @reply)
		1363	if $reply;
		1364
1197	} else {	1365	} else {
1198	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1366	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1199	}	1367	}
1200		1368
1201	cf::override;	1369	cf::override;
1202	},	1370	},
1203	);	1371	);
		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	}
1204		1385
1205	sub load_extensions {	1386	sub load_extensions {
1206	cf::sync_job {	1387	cf::sync_job {
1207	my %todo;	1388	my %todo;
1208		1389
…		…
1228		1409
1229	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1410	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1230	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1411	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1231		1412
1232	$ext{source} =	1413	$ext{source} =
1233	"package $pkg; use strict; use utf8;\n"	1414	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1234	. "#line 1 \"$path\"\n{\n"	1415	. "#line 1 \"$path\"\n{\n"
1235	. $source	1416	. $source
1236	. "\n};\n1";	1417	. "\n};\n1";
1237		1418
1238	$todo{$base} = \%ext;	1419	$todo{$base} = \%ext;
1239	}	1420	}
1240		1421
		1422	my $pass = 0;
1241	my %done;	1423	my %done;
1242	while (%todo) {	1424	while (%todo) {
1243	my $progress;	1425	my $progress;
1244		1426
		1427	++$pass;
		1428
		1429	ext:
1245	while (my ($k, $v) = each %todo) {	1430	while (my ($k, $v) = each %todo) {
1246	for (split /,\s*/, $v->{meta}{depends}) {	1431	for (split /,\s*/, $v->{meta}{depends}) {
1247	goto skip	1432	next ext
1248	unless exists $done{$_};	1433	unless exists $done{$_};
1249	}	1434	}
1250		1435
1251	warn "... loading '$k' into '$v->{pkg}'\n";	1436	warn "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1252		1437
1253	unless (eval $v->{source}) {	1438	my $active = eval $v->{source};
		1439
		1440	if (length $@) {
1254	my $msg = $@ ? "$v->{path}: $@\n"	1441	warn "$v->{path}: $@\n";
1255	: "$v->{base}: extension inactive.\n";
1256		1442
		1443	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1257	if (exists $v->{meta}{mandatory}) {	1444	if exists $v->{meta}{mandatory};
1258	warn $msg;	1445
1259	warn "mandatory extension failed to load, exiting.\n";	1446	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1260	exit 1;	1447	delete $todo{$k};
1261	}	1448	} else {
1262		1449	$done{$k} = delete $todo{$k};
1263	warn $msg;	1450	push @EXTS, $v->{pkg};
		1451	$progress = 1;
		1452
		1453	warn "$v->{base}: extension inactive.\n"
		1454	unless $active;
1264	}	1455	}
1265
1266	$done{$k} = delete $todo{$k};
1267	push @EXTS, $v->{pkg};
1268	$progress = 1;
1269	}	1456	}
1270		1457
1271	skip:	1458	unless ($progress) {
1272	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1459	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1273	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	}
1274	}	1466	}
1275	};	1467	};
1276	}	1468	}
1277		1469
1278	#############################################################################	1470	#############################################################################
1279		1471
1280	=back	1472	=back
1281		1473
1282	=head2 CORE EXTENSIONS	1474	=head2 CORE EXTENSIONS
1283		1475
1284	Functions and methods that extend core crossfire objects.	1476	Functions and methods that extend core deliantra objects.
1285		1477
1286	=cut	1478	=cut
1287		1479
1288	package cf::player;	1480	package cf::player;
1289		1481
1290	use Coro::AIO;	1482	use Coro::AIO;
1291		1483
1292	=head3 cf::player	1484	=head3 cf::player
1293		1485
1294	=over 4	1486	=over 4
		1487
		1488	=item cf::player::num_playing
		1489
		1490	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1491
		1492	=cut
		1493
		1494	sub num_playing {
		1495	scalar grep
		1496	$_->ob->map
		1497	&& !$_->hidden
		1498	&& !$_->ob->flag (cf::FLAG_WIZ),
		1499	cf::player::list
		1500	}
1295		1501
1296	=item cf::player::find $login	1502	=item cf::player::find $login
1297		1503
1298	Returns the given player object, loading it if necessary (might block).	1504	Returns the given player object, loading it if necessary (might block).
1299		1505
…		…
1318		1524
1319	sub exists($) {	1525	sub exists($) {
1320	my ($login) = @_;	1526	my ($login) = @_;
1321		1527
1322	$cf::PLAYER{$login}	1528	$cf::PLAYER{$login}
1323	or cf::sync_job { !aio_stat path $login }	1529	or !aio_stat path $login
1324	}	1530	}
1325		1531
1326	sub find($) {	1532	sub find($) {
1327	return $cf::PLAYER{$_[0]} || do {	1533	return $cf::PLAYER{$_[0]} || do {
1328	my $login = $_[0];	1534	my $login = $_[0];
…		…
1335	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1541	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1336	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1542	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1337	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1543	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1338	aio_unlink +(playerdir $login) . "/$login.pl";	1544	aio_unlink +(playerdir $login) . "/$login.pl";
1339		1545
1340	my $pl = load_pl path $login	1546	my $f = new_from_file cf::object::thawer path $login
1341	or return;	1547	or return;
		1548
		1549	my $pl = cf::player::load_pl $f
		1550	or return;
		1551
		1552	local $cf::PLAYER_LOADING{$login} = $pl;
		1553	$f->resolve_delayed_derefs;
1342	$cf::PLAYER{$login} = $pl	1554	$cf::PLAYER{$login} = $pl
1343	}	1555	}
1344	}	1556	}
1345	}	1557	}
		1558
		1559	cf::player->attach (
		1560	on_load => sub {
		1561	my ($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	);
1346		1571
1347	sub save($) {	1572	sub save($) {
1348	my ($pl) = @_;	1573	my ($pl) = @_;
1349		1574
1350	return if $pl->{deny_save};	1575	return if $pl->{deny_save};
…		…
1355	return if $pl->{deny_save};	1580	return if $pl->{deny_save};
1356		1581
1357	aio_mkdir playerdir $pl, 0770;	1582	aio_mkdir playerdir $pl, 0770;
1358	$pl->{last_save} = $cf::RUNTIME;	1583	$pl->{last_save} = $cf::RUNTIME;
1359		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];
		1589
1360	$pl->save_pl ($path);	1590	$pl->save_pl ($path);
1361	Coro::cede;	1591	cf::cede_to_tick;
1362	}	1592	}
1363		1593
1364	sub new($) {	1594	sub new($) {
1365	my ($login) = @_;	1595	my ($login) = @_;
1366		1596
…		…
1395	my ($pl) = @_;	1625	my ($pl) = @_;
1396		1626
1397	my $name = $pl->ob->name;	1627	my $name = $pl->ob->name;
1398		1628
1399	$pl->{deny_save} = 1;	1629	$pl->{deny_save} = 1;
1400	$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
1401		1631
1402	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1632	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1403	$pl->deactivate;	1633	$pl->deactivate;
		1634	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1635	$pl->ob->check_score;
1404	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1636	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1405	$pl->ns->destroy if $pl->ns;	1637	$pl->ns->destroy if $pl->ns;
1406		1638
1407	my $path = playerdir $pl;	1639	my $path = playerdir $pl;
1408	my $temp = "$path~$cf::RUNTIME~deleting~";	1640	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1444	or return [];	1676	or return [];
1445		1677
1446	my @logins;	1678	my @logins;
1447		1679
1448	for my $login (@$dirs) {	1680	for my $login (@$dirs) {
		1681	my $path = path $login;
		1682
		1683	# a .pst is a dead give-away for a valid player
		1684	# if no pst file found, open and chekc for blocked users
		1685	if (aio_stat "$path.pst") {
1449	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1686	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1450	aio_read $fh, 0, 512, my $buf, 0 or next;	1687	aio_read $fh, 0, 512, my $buf, 0 or next;
1451	$buf !~ /^password -------------$/m or next; # official not-valid tag	1688	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1689	}
1452		1690
1453	utf8::decode $login;	1691	utf8::decode $login;
1454	push @logins, $login;	1692	push @logins, $login;
1455	}	1693	}
1456		1694
1457	\@logins	1695	\@logins
1458	}	1696	}
1459		1697
1460	=item $player->maps	1698	=item $player->maps
		1699
		1700	=item cf::player::maps $login
1461		1701
1462	Returns an arrayref of map paths that are private for this	1702	Returns an arrayref of map paths that are private for this
1463	player. May block.	1703	player. May block.
1464		1704
1465	=cut	1705	=cut
…		…
1483	}	1723	}
1484		1724
1485	\@paths	1725	\@paths
1486	}	1726	}
1487		1727
1488	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1728	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1489		1729
1490	Expand crossfire pod fragments into protocol xml.	1730	Expand deliantra pod fragments into protocol xml.
1491
1492	=cut
1493
1494	sub expand_cfpod {
1495	((my $self), (local $_)) = @_;
1496
1497	# escape & and <
1498	s/&/&amp;/g;
1499	s/(?<![BIUGH])</&lt;/g;
1500
1501	# this is buggy, it needs to properly take care of nested <'s
1502
1503	1 while
1504	# replace B<>, I<>, U<> etc.
1505	s/B<([^\>]*)>/<b>$1<\/b>/
1506	|| s/I<([^\>]*)>/<i>$1<\/i>/
1507	|| s/U<([^\>]*)>/<u>$1<\/u>/
1508	# replace G<male|female> tags
1509	|| s{G<([^>|]*)\|([^>]*)>}{
1510	$self->gender ? $2 : $1
1511	}ge
1512	# replace H<hint text>
1513	|| s{H<([^\>]*)>}
1514	{
1515	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1516	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1517	"")
1518	[$self->{hintmode}]
1519	}ge;
1520
1521	# create single paragraphs (very hackish)
1522	s/(?<=\S)\n(?=\w)/ /g;
1523
1524	# compress some whitespace
1525	s/\s+\n/\n/g; # ws line-ends
1526	s/\n\n+/\n/g; # double lines
1527	s/^\n+//; # beginning lines
1528	s/\n+$//; # ending lines
1529
1530	$_
1531	}
1532
1533	sub hintmode {
1534	$_[0]{hintmode} = $_[1] if @_ > 1;
1535	$_[0]{hintmode}
1536	}
1537		1731
1538	=item $player->ext_reply ($msgid, @msg)	1732	=item $player->ext_reply ($msgid, @msg)
1539		1733
1540	Sends an ext reply to the player.	1734	Sends an ext reply to the player.
1541		1735
1542	=cut	1736	=cut
1543		1737
1544	sub ext_reply($$@) {	1738	sub ext_reply($$@) {
1545	my ($self, $id, @msg) = @_;	1739	my ($self, $id, @msg) = @_;
1546		1740
1547	if ($self->ns->extcmd == 2) {	1741	$self->ns->ext_reply ($id, @msg)
1548	$self->send ("ext " . $self->ns->{json_coder}->encode (["reply-$id", @msg]));
1549	} elsif ($self->ns->extcmd == 1) {
1550	#TODO: version 1, remove
1551	unshift @msg, msgtype => "reply", msgid => $id;
1552	$self->send ("ext " . $self->ns->{json_coder}->encode ({@msg}));
1553	}
1554	}	1742	}
1555		1743
1556	=item $player->ext_msg ($type, @msg)	1744	=item $player->ext_msg ($type, @msg)
1557		1745
1558	Sends an ext event to the client.	1746	Sends an ext event to the client.
…		…
1579		1767
1580	=cut	1768	=cut
1581		1769
1582	sub find_by_path($) {	1770	sub find_by_path($) {
1583	my ($path) = @_;	1771	my ($path) = @_;
		1772
		1773	$path =~ s/^~[^\/]*//; # skip ~login
1584		1774
1585	my ($match, $specificity);	1775	my ($match, $specificity);
1586		1776
1587	for my $region (list) {	1777	for my $region (list) {
1588	if ($region->{match} && $path =~ $region->{match}) {	1778	if ($region->{match} && $path =~ $region->{match}) {
…		…
1614	our $MAX_RESET = 3600;	1804	our $MAX_RESET = 3600;
1615	our $DEFAULT_RESET = 3000;	1805	our $DEFAULT_RESET = 3000;
1616		1806
1617	sub generate_random_map {	1807	sub generate_random_map {
1618	my ($self, $rmp) = @_;	1808	my ($self, $rmp) = @_;
		1809
		1810	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1811
1619	# mit "rum" bekleckern, nicht	1812	# mit "rum" bekleckern, nicht
1620	$self->_create_random_map (	1813	$self->_create_random_map (
1621	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1814	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1622	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1815	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1623	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1816	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1624	$rmp->{exit_on_final_map},	1817	$rmp->{exit_on_final_map},
1625	$rmp->{xsize}, $rmp->{ysize},	1818	$rmp->{xsize}, $rmp->{ysize},
1626	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1819	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1627	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1820	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1745		1938
1746	# the temporary/swap location	1939	# the temporary/swap location
1747	sub save_path {	1940	sub save_path {
1748	my ($self) = @_;	1941	my ($self) = @_;
1749		1942
1750	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1943	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1751	"$TMPDIR/$path.map"	1944	"$TMPDIR/$path.map"
1752	}	1945	}
1753		1946
1754	# the unique path, undef == no special unique path	1947	# the unique path, undef == no special unique path
1755	sub uniq_path {	1948	sub uniq_path {
1756	my ($self) = @_;	1949	my ($self) = @_;
1757		1950
1758	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1951	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1759	"$UNIQUEDIR/$path"	1952	"$UNIQUEDIR/$path"
1760	}
1761
1762	# and all this just because we cannot iterate over
1763	# all maps in C++...
1764	sub change_all_map_light {
1765	my ($change) = @_;
1766
1767	$_->change_map_light ($change)
1768	for grep $_->outdoor, values %cf::MAP;
1769	}	1953	}
1770		1954
1771	sub decay_objects {	1955	sub decay_objects {
1772	my ($self) = @_;	1956	my ($self) = @_;
1773		1957
…		…
1786		1970
1787	sub load_header_from($) {	1971	sub load_header_from($) {
1788	my ($self, $path) = @_;	1972	my ($self, $path) = @_;
1789		1973
1790	utf8::encode $path;	1974	utf8::encode $path;
1791	#aio_open $path, O_RDONLY, 0	1975	my $f = new_from_file cf::object::thawer $path
1792	# or return;
1793
1794	$self->_load_header ($path)
1795	or return;	1976	or return;
		1977
		1978	$self->_load_header ($f)
		1979	or return;
		1980
		1981	local $MAP_LOADING{$self->{path}} = $self;
		1982	$f->resolve_delayed_derefs;
1796		1983
1797	$self->{load_path} = $path;	1984	$self->{load_path} = $path;
1798		1985
1799	1	1986	1
1800	}	1987	}
…		…
1854	sub find {	2041	sub find {
1855	my ($path, $origin) = @_;	2042	my ($path, $origin) = @_;
1856		2043
1857	$path = normalise $path, $origin && $origin->path;	2044	$path = normalise $path, $origin && $origin->path;
1858		2045
		2046	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1859	cf::lock_wait "map_find:$path";	2047	my $guard2 = cf::lock_acquire "map_find:$path";
1860		2048
1861	$cf::MAP{$path} || do {	2049	$cf::MAP{$path} || do {
1862	my $guard = cf::lock_acquire "map_find:$path";
1863	my $map = new_from_path cf::map $path	2050	my $map = new_from_path cf::map $path
1864	or return;	2051	or return;
1865		2052
1866	$map->{last_save} = $cf::RUNTIME;	2053	$map->{last_save} = $cf::RUNTIME;
1867		2054
…		…
1869	or return;	2056	or return;
1870		2057
1871	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2058	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1872	# doing this can freeze the server in a sync job, obviously	2059	# doing this can freeze the server in a sync job, obviously
1873	#$cf::WAIT_FOR_TICK->wait;	2060	#$cf::WAIT_FOR_TICK->wait;
		2061	undef $guard2;
		2062	undef $guard1;
1874	$map->reset;	2063	$map->reset;
1875	undef $guard;
1876	return find $path;	2064	return find $path;
1877	}	2065	}
1878		2066
1879	$cf::MAP{$path} = $map	2067	$cf::MAP{$path} = $map
1880	}	2068	}
1881	}	2069	}
1882		2070
1883	sub pre_load { }	2071	sub pre_load { }
1884	sub post_load { }	2072	#sub post_load { } # XS
1885		2073
1886	sub load {	2074	sub load {
1887	my ($self) = @_;	2075	my ($self) = @_;
1888		2076
1889	local $self->{deny_reset} = 1; # loading can take a long time	2077	local $self->{deny_reset} = 1; # loading can take a long time
1890		2078
1891	my $path = $self->{path};	2079	my $path = $self->{path};
1892		2080
1893	{	2081	{
1894	my $guard = cf::lock_acquire "map_load:$path";	2082	my $guard = cf::lock_acquire "map_data:$path";
1895		2083
		2084	return unless $self->valid;
1896	return if $self->in_memory != cf::MAP_SWAPPED;	2085	return unless $self->in_memory == cf::MAP_SWAPPED;
1897		2086
1898	$self->in_memory (cf::MAP_LOADING);	2087	$self->in_memory (cf::MAP_LOADING);
1899		2088
1900	$self->alloc;	2089	$self->alloc;
1901		2090
1902	$self->pre_load;	2091	$self->pre_load;
1903	Coro::cede;	2092	cf::cede_to_tick;
1904		2093
		2094	my $f = new_from_file cf::object::thawer $self->{load_path};
		2095	$f->skip_block;
1905	$self->_load_objects ($self->{load_path}, 1)	2096	$self->_load_objects ($f)
1906	or return;	2097	or return;
1907		2098
1908	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2099	$self->post_load_original
1909	if delete $self->{load_original};	2100	if delete $self->{load_original};
1910		2101
1911	if (my $uniq = $self->uniq_path) {	2102	if (my $uniq = $self->uniq_path) {
1912	utf8::encode $uniq;	2103	utf8::encode $uniq;
1913	if (aio_open $uniq, O_RDONLY, 0) {	2104	unless (aio_stat $uniq) {
		2105	if (my $f = new_from_file cf::object::thawer $uniq) {
1914	$self->clear_unique_items;	2106	$self->clear_unique_items;
1915	$self->_load_objects ($uniq, 0);	2107	$self->_load_objects ($f);
		2108	$f->resolve_delayed_derefs;
		2109	}
1916	}	2110	}
1917	}	2111	}
1918		2112
1919	Coro::cede;	2113	$f->resolve_delayed_derefs;
		2114
		2115	cf::cede_to_tick;
1920	# now do the right thing for maps	2116	# now do the right thing for maps
1921	$self->link_multipart_objects;	2117	$self->link_multipart_objects;
1922	$self->difficulty ($self->estimate_difficulty)	2118	$self->difficulty ($self->estimate_difficulty)
1923	unless $self->difficulty;	2119	unless $self->difficulty;
1924	Coro::cede;	2120	cf::cede_to_tick;
1925		2121
1926	unless ($self->{deny_activate}) {	2122	unless ($self->{deny_activate}) {
1927	$self->decay_objects;	2123	$self->decay_objects;
1928	$self->fix_auto_apply;	2124	$self->fix_auto_apply;
1929	$self->update_buttons;	2125	$self->update_buttons;
1930	Coro::cede;	2126	cf::cede_to_tick;
1931	$self->set_darkness_map;
1932	Coro::cede;
1933	$self->activate;	2127	$self->activate;
1934	}	2128	}
1935		2129
1936	$self->{last_save} = $cf::RUNTIME;	2130	$self->{last_save} = $cf::RUNTIME;
1937	$self->last_access ($cf::RUNTIME);	2131	$self->last_access ($cf::RUNTIME);
1938		2132
1939	$self->in_memory (cf::MAP_IN_MEMORY);	2133	$self->in_memory (cf::MAP_ACTIVE);
1940	}	2134	}
1941		2135
1942	$self->post_load;	2136	$self->post_load;
1943	}	2137	}
1944		2138
		2139	# customize the map for a given player, i.e.
		2140	# return the _real_ map. used by e.g. per-player
		2141	# maps to change the path to ~playername/mappath
1945	sub customise_for {	2142	sub customise_for {
1946	my ($self, $ob) = @_;	2143	my ($self, $ob) = @_;
1947		2144
1948	return find "~" . $ob->name . "/" . $self->{path}	2145	return find "~" . $ob->name . "/" . $self->{path}
1949	if $self->per_player;	2146	if $self->per_player;
…		…
1953		2150
1954	$self	2151	$self
1955	}	2152	}
1956		2153
1957	# find and load all maps in the 3x3 area around a map	2154	# find and load all maps in the 3x3 area around a map
1958	sub load_diag {	2155	sub load_neighbours {
1959	my ($map) = @_;	2156	my ($map) = @_;
1960		2157
1961	my @diag; # diagonal neighbours	2158	my @neigh; # diagonal neighbours
1962		2159
1963	for (0 .. 3) {	2160	for (0 .. 3) {
1964	my $neigh = $map->tile_path ($_)	2161	my $neigh = $map->tile_path ($_)
1965	or next;	2162	or next;
1966	$neigh = find $neigh, $map	2163	$neigh = find $neigh, $map
1967	or next;	2164	or next;
1968	$neigh->load;	2165	$neigh->load;
1969		2166
		2167	push @neigh,
1970	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2168	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1971	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2169	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1972	}	2170	}
1973		2171
1974	for (@diag) {	2172	for (grep defined $_->[0], @neigh) {
		2173	my ($path, $origin) = @$_;
1975	my $neigh = find @$_	2174	my $neigh = find $path, $origin
1976	or next;	2175	or next;
1977	$neigh->load;	2176	$neigh->load;
1978	}	2177	}
1979	}	2178	}
1980		2179
…		…
1985	}	2184	}
1986		2185
1987	sub do_load_sync {	2186	sub do_load_sync {
1988	my ($map) = @_;	2187	my ($map) = @_;
1989		2188
		2189	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2190	if $Coro::current == $Coro::main;
		2191
1990	cf::sync_job { $map->load };	2192	cf::sync_job { $map->load };
1991	}	2193	}
1992		2194
1993	our %MAP_PREFETCH;	2195	our %MAP_PREFETCH;
1994	our $MAP_PREFETCHER = undef;	2196	our $MAP_PREFETCHER = undef;
1995		2197
1996	sub find_async {	2198	sub find_async {
1997	my ($path, $origin) = @_;	2199	my ($path, $origin, $load) = @_;
1998		2200
1999	$path = normalise $path, $origin && $origin->{path};	2201	$path = normalise $path, $origin && $origin->{path};
2000		2202
2001	if (my $map = $cf::MAP{$path}) {	2203	if (my $map = $cf::MAP{$path}) {
2002	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2204	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2003	}	2205	}
2004		2206
2005	undef $MAP_PREFETCH{$path};	2207	$MAP_PREFETCH{$path} |= $load;
		2208
2006	$MAP_PREFETCHER ||= cf::async {	2209	$MAP_PREFETCHER ||= cf::async {
		2210	$Coro::current->{desc} = "map prefetcher";
		2211
2007	while (%MAP_PREFETCH) {	2212	while (%MAP_PREFETCH) {
2008	for my $path (keys %MAP_PREFETCH) {	2213	while (my ($k, $v) = each %MAP_PREFETCH) {
2009	if (my $map = find $path) {	2214	if (my $map = find $k) {
2010	$map->load;	2215	$map->load if $v;
2011	}	2216	}
2012		2217
2013	delete $MAP_PREFETCH{$path};	2218	delete $MAP_PREFETCH{$k};
2014	}	2219	}
2015	}	2220	}
2016	undef $MAP_PREFETCHER;	2221	undef $MAP_PREFETCHER;
2017	};	2222	};
2018	$MAP_PREFETCHER->prio (6);	2223	$MAP_PREFETCHER->prio (6);
2019		2224
2020	()	2225	()
2021	}	2226	}
2022		2227
		2228	# common code, used by both ->save and ->swapout
2023	sub save {	2229	sub _save {
2024	my ($self) = @_;	2230	my ($self) = @_;
2025
2026	my $lock = cf::lock_acquire "map_data:" . $self->path;
2027		2231
2028	$self->{last_save} = $cf::RUNTIME;	2232	$self->{last_save} = $cf::RUNTIME;
2029		2233
2030	return unless $self->dirty;	2234	return unless $self->dirty;
2031		2235
…		…
2037	return if $self->{deny_save};	2241	return if $self->{deny_save};
2038		2242
2039	local $self->{last_access} = $self->last_access;#d#	2243	local $self->{last_access} = $self->last_access;#d#
2040		2244
2041	cf::async {	2245	cf::async {
		2246	$Coro::current->{desc} = "map player save";
2042	$_->contr->save for $self->players;	2247	$_->contr->save for $self->players;
2043	};	2248	};
		2249
		2250	cf::get_slot 0.02;
2044		2251
2045	if ($uniq) {	2252	if ($uniq) {
2046	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2253	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2047	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2254	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2048	} else {	2255	} else {
2049	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2256	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2050	}	2257	}
2051	}	2258	}
2052		2259
		2260	sub save {
		2261	my ($self) = @_;
		2262
		2263	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2264
		2265	$self->_save;
		2266	}
		2267
2053	sub swap_out {	2268	sub swap_out {
2054	my ($self) = @_;	2269	my ($self) = @_;
2055		2270
2056	# save first because save cedes
2057	$self->save;
2058
2059	my $lock = cf::lock_acquire "map_data:" . $self->path;	2271	my $lock = cf::lock_acquire "map_data:$self->{path}";
2060		2272
		2273	return if $self->in_memory != cf::MAP_ACTIVE;
		2274	return if $self->{deny_save};
2061	return if $self->players;	2275	return if $self->players;
2062	return if $self->in_memory != cf::MAP_IN_MEMORY;
2063	return if $self->{deny_save};
2064		2276
		2277	# first deactivate the map and "unlink" it from the core
		2278	$self->deactivate;
		2279	$_->clear_links_to ($self) for values %cf::MAP;
		2280	$self->in_memory (cf::MAP_SWAPPED);
		2281
		2282	# then atomically save
		2283	$self->_save;
		2284
		2285	# then free the map
2065	$self->clear;	2286	$self->clear;
2066	$self->in_memory (cf::MAP_SWAPPED);
2067	}	2287	}
2068		2288
2069	sub reset_at {	2289	sub reset_at {
2070	my ($self) = @_;	2290	my ($self) = @_;
2071		2291
…		…
2089		2309
2090	my $lock = cf::lock_acquire "map_data:$self->{path}";	2310	my $lock = cf::lock_acquire "map_data:$self->{path}";
2091		2311
2092	return if $self->players;	2312	return if $self->players;
2093		2313
2094	warn "resetting map ", $self->path;	2314	warn "resetting map ", $self->path, "\n";
2095		2315
2096	$self->in_memory (cf::MAP_SWAPPED);	2316	$self->in_memory (cf::MAP_SWAPPED);
2097		2317
2098	# need to save uniques path	2318	# need to save uniques path
2099	unless ($self->{deny_save}) {	2319	unless ($self->{deny_save}) {
…		…
2103	if $uniq;	2323	if $uniq;
2104	}	2324	}
2105		2325
2106	delete $cf::MAP{$self->path};	2326	delete $cf::MAP{$self->path};
2107		2327
		2328	$self->deactivate;
		2329	$_->clear_links_to ($self) for values %cf::MAP;
2108	$self->clear;	2330	$self->clear;
2109
2110	$_->clear_links_to ($self) for values %cf::MAP;
2111		2331
2112	$self->unlink_save;	2332	$self->unlink_save;
2113	$self->destroy;	2333	$self->destroy;
2114	}	2334	}
2115		2335
2116	my $nuke_counter = "aaaa";	2336	my $nuke_counter = "aaaa";
2117		2337
2118	sub nuke {	2338	sub nuke {
2119	my ($self) = @_;	2339	my ($self) = @_;
2120		2340
		2341	{
		2342	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2343
2121	delete $cf::MAP{$self->path};	2344	delete $cf::MAP{$self->path};
2122		2345
2123	$self->unlink_save;	2346	$self->unlink_save;
2124		2347
2125	bless $self, "cf::map";	2348	bless $self, "cf::map";
2126	delete $self->{deny_reset};	2349	delete $self->{deny_reset};
2127	$self->{deny_save} = 1;	2350	$self->{deny_save} = 1;
2128	$self->reset_timeout (1);	2351	$self->reset_timeout (1);
2129	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2352	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2130		2353
2131	$cf::MAP{$self->path} = $self;	2354	$cf::MAP{$self->path} = $self;
		2355	}
2132		2356
2133	$self->reset; # polite request, might not happen	2357	$self->reset; # polite request, might not happen
2134	}	2358	}
2135		2359
2136	=item $maps = cf::map::tmp_maps	2360	=item $maps = cf::map::tmp_maps
…		…
2178		2402
2179	sub unique_maps() {	2403	sub unique_maps() {
2180	[	2404	[
2181	map {	2405	map {
2182	utf8::decode $_;	2406	utf8::decode $_;
2183	/\.map$/	2407	s/\.map$//; # TODO future compatibility hack
		2408	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2409	? ()
2184	? normalise $_	2410	: normalise $_
2185	: ()
2186	} @{ aio_readdir $UNIQUEDIR or [] }	2411	} @{ aio_readdir $UNIQUEDIR or [] }
2187	]	2412	]
2188	}	2413	}
2189		2414
2190	package cf;	2415	=item cf::map::static_maps
		2416
		2417	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2418	file in the shared directory excluding F</styles> and F</editor>). May
		2419	block.
		2420
		2421	=cut
		2422
		2423	sub static_maps() {
		2424	my @dirs = "";
		2425	my @maps;
		2426
		2427	while (@dirs) {
		2428	my $dir = shift @dirs;
		2429
		2430	next if $dir eq "/styles" || $dir eq "/editor";
		2431
		2432	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2433	or return;
		2434
		2435	for (@$files) {
		2436	s/\.map$// or next;
		2437	utf8::decode $_;
		2438	push @maps, "$dir/$_";
		2439	}
		2440
		2441	push @dirs, map "$dir/$_", @$dirs;
		2442	}
		2443
		2444	\@maps
		2445	}
2191		2446
2192	=back	2447	=back
2193		2448
2194	=head3 cf::object	2449	=head3 cf::object
2195		2450
…		…
2199		2454
2200	=over 4	2455	=over 4
2201		2456
2202	=item $ob->inv_recursive	2457	=item $ob->inv_recursive
2203		2458
2204	Returns the inventory of the object _and_ their inventories, recursively.	2459	Returns the inventory of the object I<and> their inventories, recursively,
		2460	but I<not> the object itself.
2205		2461
2206	=cut	2462	=cut
2207		2463
2208	sub inv_recursive_;	2464	sub inv_recursive_;
2209	sub inv_recursive_ {	2465	sub inv_recursive_ {
…		…
2212		2468
2213	sub inv_recursive {	2469	sub inv_recursive {
2214	inv_recursive_ inv $_[0]	2470	inv_recursive_ inv $_[0]
2215	}	2471	}
2216		2472
		2473	=item $ref = $ob->ref
		2474
		2475	Creates and returns a persistent reference to an object that can be stored as a string.
		2476
		2477	=item $ob = cf::object::deref ($refstring)
		2478
		2479	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2480	even if the object actually exists. May block.
		2481
		2482	=cut
		2483
		2484	sub deref {
		2485	my ($ref) = @_;
		2486
		2487	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2488	my ($uuid, $name) = ($1, $2);
		2489	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2490	or return;
		2491	$pl->ob->uuid eq $uuid
		2492	or return;
		2493
		2494	$pl->ob
		2495	} else {
		2496	warn "$ref: cannot resolve object reference\n";
		2497	undef
		2498	}
		2499	}
		2500
2217	package cf;	2501	package cf;
2218		2502
2219	=back	2503	=back
2220		2504
2221	=head3 cf::object::player	2505	=head3 cf::object::player
…		…
2227	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2511	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2228	can be C<undef>. Does the right thing when the player is currently in a	2512	can be C<undef>. Does the right thing when the player is currently in a
2229	dialogue with the given NPC character.	2513	dialogue with the given NPC character.
2230		2514
2231	=cut	2515	=cut
		2516
		2517	our $SAY_CHANNEL = {
		2518	id => "say",
		2519	title => "Map",
		2520	reply => "say ",
		2521	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2522	};
		2523
		2524	our $CHAT_CHANNEL = {
		2525	id => "chat",
		2526	title => "Chat",
		2527	reply => "chat ",
		2528	tooltip => "Player chat and shouts, global to the server.",
		2529	};
2232		2530
2233	# rough implementation of a future "reply" method that works	2531	# rough implementation of a future "reply" method that works
2234	# with dialog boxes.	2532	# with dialog boxes.
2235	#TODO: the first argument must go, split into a $npc->reply_to ( method	2533	#TODO: the first argument must go, split into a $npc->reply_to ( method
2236	sub cf::object::player::reply($$$;$) {	2534	sub cf::object::player::reply($$$;$) {
…		…
2248	my $dialog = $pl->{npc_dialog};	2546	my $dialog = $pl->{npc_dialog};
2249	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2547	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2250		2548
2251	} else {	2549	} else {
2252	$msg = $npc->name . " says: $msg" if $npc;	2550	$msg = $npc->name . " says: $msg" if $npc;
2253	$self->message ($msg, $flags);	2551	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2254	}	2552	}
2255	}	2553	}
2256	}	2554	}
2257		2555
2258	=item $object->send_msg ($channel, $msg, $color, [extra...])	2556	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2283		2581
2284	=item $player_object->enter_link	2582	=item $player_object->enter_link
2285		2583
2286	Freezes the player and moves him/her to a special map (C<{link}>).	2584	Freezes the player and moves him/her to a special map (C<{link}>).
2287		2585
2288	The player should be reasonably safe there for short amounts of time. You	2586	The player should be reasonably safe there for short amounts of time (e.g.
2289	I<MUST> call C<leave_link> as soon as possible, though.	2587	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2588	though, as the palyer cannot control the character while it is on the link
		2589	map.
2290		2590
2291	Will never block.	2591	Will never block.
2292		2592
2293	=item $player_object->leave_link ($map, $x, $y)	2593	=item $player_object->leave_link ($map, $x, $y)
2294		2594
…		…
2319	return if UNIVERSAL::isa $self->map, "ext::map_link";	2619	return if UNIVERSAL::isa $self->map, "ext::map_link";
2320		2620
2321	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2621	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2322	if $self->map && $self->map->{path} ne "{link}";	2622	if $self->map && $self->map->{path} ne "{link}";
2323		2623
2324	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2624	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2325	}	2625	}
2326		2626
2327	sub cf::object::player::leave_link {	2627	sub cf::object::player::leave_link {
2328	my ($self, $map, $x, $y) = @_;	2628	my ($self, $map, $x, $y) = @_;
2329		2629
…		…
2346	($x, $y) = (-1, -1)	2646	($x, $y) = (-1, -1)
2347	unless (defined $x) && (defined $y);	2647	unless (defined $x) && (defined $y);
2348		2648
2349	# use -1 or undef as default coordinates, not 0, 0	2649	# use -1 or undef as default coordinates, not 0, 0
2350	($x, $y) = ($map->enter_x, $map->enter_y)	2650	($x, $y) = ($map->enter_x, $map->enter_y)
2351	if $x <=0 && $y <= 0;	2651	if $x <= 0 && $y <= 0;
2352		2652
2353	$map->load;	2653	$map->load;
2354	$map->load_diag;	2654	$map->load_neighbours;
2355		2655
2356	return unless $self->contr->active;	2656	return unless $self->contr->active;
2357	$self->activate_recursive;
2358		2657
2359	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2658	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2360	$self->enter_map ($map, $x, $y);	2659	$self->enter_map ($map, $x, $y);
		2660
		2661	# only activate afterwards, to support waiting in hooks
		2662	$self->activate_recursive;
2361	}	2663	}
2362		2664
2363	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2665	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2364		2666
2365	Moves the player to the given map-path and coordinates by first freezing	2667	Moves the player to the given map-path and coordinates by first freezing
2366	her, loading and preparing them map, calling the provided $check callback	2668	her, loading and preparing them map, calling the provided $check callback
2367	that has to return the map if sucecssful, and then unfreezes the player on	2669	that has to return the map if sucecssful, and then unfreezes the player on
2368	the new (success) or old (failed) map position. In either case, $done will	2670	the new (success) or old (failed) map position. In either case, $done will
2369	be called at the end of this process.	2671	be called at the end of this process.
2370		2672
		2673	Note that $check will be called with a potentially non-loaded map, so if
		2674	it needs a loaded map it has to call C<< ->load >>.
		2675
2371	=cut	2676	=cut
2372		2677
2373	our $GOTOGEN;	2678	our $GOTOGEN;
2374		2679
2375	sub cf::object::player::goto {	2680	sub cf::object::player::goto {
…		…
2379	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2684	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2380		2685
2381	$self->enter_link;	2686	$self->enter_link;
2382		2687
2383	(async {	2688	(async {
		2689	$Coro::current->{desc} = "player::goto $path $x $y";
		2690
		2691	# *tag paths override both path and x|y
		2692	if ($path =~ /^\*(.*)$/) {
		2693	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2694	my $ob = $obs[rand @obs];
		2695
		2696	# see if we actually can go there
		2697	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2698	$ob = $obs[rand @obs];
		2699	} else {
		2700	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2701	}
		2702	# else put us there anyways for now #d#
		2703
		2704	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2705	} else {
		2706	($path, $x, $y) = (undef, undef, undef);
		2707	}
		2708	}
		2709
2384	my $map = eval {	2710	my $map = eval {
2385	my $map = cf::map::find $path;	2711	my $map = defined $path ? cf::map::find $path : undef;
2386		2712
2387	if ($map) {	2713	if ($map) {
2388	$map = $map->customise_for ($self);	2714	$map = $map->customise_for ($self);
2389	$map = $check->($map) if $check && $map;	2715	$map = $check->($map) if $check && $map;
2390	} else {	2716	} else {
2391	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2717	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2392	}	2718	}
2393		2719
2394	$map	2720	$map
2395	};	2721	};
2396		2722
…		…
2432	}	2758	}
2433		2759
2434	sub prepare_random_map {	2760	sub prepare_random_map {
2435	my ($exit) = @_;	2761	my ($exit) = @_;
2436		2762
2437	my $guard = cf::lock_acquire "exit_prepare:$exit";
2438
2439	# all this does is basically replace the /! path by	2763	# all this does is basically replace the /! path by
2440	# a new random map path (?random/...) with a seed	2764	# a new random map path (?random/...) with a seed
2441	# that depends on the exit object	2765	# that depends on the exit object
2442		2766
2443	my $rmp = parse_random_map_params $exit->msg;	2767	my $rmp = parse_random_map_params $exit->msg;
…		…
2445	if ($exit->map) {	2769	if ($exit->map) {
2446	$rmp->{region} = $exit->region->name;	2770	$rmp->{region} = $exit->region->name;
2447	$rmp->{origin_map} = $exit->map->path;	2771	$rmp->{origin_map} = $exit->map->path;
2448	$rmp->{origin_x} = $exit->x;	2772	$rmp->{origin_x} = $exit->x;
2449	$rmp->{origin_y} = $exit->y;	2773	$rmp->{origin_y} = $exit->y;
		2774
		2775	$exit->map->touch;
2450	}	2776	}
2451		2777
2452	$rmp->{random_seed} ||= $exit->random_seed;	2778	$rmp->{random_seed} ||= $exit->random_seed;
2453		2779
2454	my $data = cf::to_json $rmp;	2780	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2455	my $md5 = Digest::MD5::md5_hex $data;	2781	my $md5 = Digest::MD5::md5_hex $data;
2456	my $meta = "$RANDOMDIR/$md5.meta";	2782	my $meta = "$RANDOMDIR/$md5.meta";
2457		2783
2458	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2784	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2459	aio_write $fh, 0, (length $data), $data, 0;	2785	aio_write $fh, 0, (length $data), $data, 0;
2460	undef $fh;	2786	undef $fh;
2461	aio_rename "$meta~", $meta;	2787	aio_rename "$meta~", $meta;
2462		2788
		2789	my $slaying = "?random/$md5";
		2790
		2791	if ($exit->valid) {
2463	$exit->slaying ("?random/$md5");	2792	$exit->slaying ("?random/$md5");
2464	$exit->msg (undef);	2793	$exit->msg (undef);
		2794	}
2465	}	2795	}
2466	}	2796	}
2467		2797
2468	sub cf::object::player::enter_exit {	2798	sub cf::object::player::enter_exit {
2469	my ($self, $exit) = @_;	2799	my ($self, $exit) = @_;
2470		2800
2471	return unless $self->type == cf::PLAYER;	2801	return unless $self->type == cf::PLAYER;
2472		2802
2473	if ($exit->slaying eq "/!") {
2474	#TODO: this should de-fi-ni-te-ly not be a sync-job
2475	# the problem is that $exit might not survive long enough
2476	# so it needs to be done right now, right here
2477	cf::sync_job { prepare_random_map $exit };
2478	}
2479
2480	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2481	my $hp = $exit->stats->hp;
2482	my $sp = $exit->stats->sp;
2483
2484	$self->enter_link;	2803	$self->enter_link;
2485		2804
2486	# if exit is damned, update players death & WoR home-position
2487	$self->contr->savebed ($slaying, $hp, $sp)
2488	if $exit->flag (FLAG_DAMNED);
2489
2490	(async {	2805	(async {
2491	$self->deactivate_recursive; # just to be sure	2806	$Coro::current->{desc} = "enter_exit";
		2807
2492	unless (eval {	2808	unless (eval {
		2809	$self->deactivate_recursive; # just to be sure
		2810
		2811	# random map handling
		2812	{
		2813	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2814
		2815	prepare_random_map $exit
		2816	if $exit->slaying eq "/!";
		2817	}
		2818
		2819	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2820	my $x = $exit->stats->hp;
		2821	my $y = $exit->stats->sp;
		2822
2493	$self->goto ($slaying, $hp, $sp);	2823	$self->goto ($map, $x, $y);
2494		2824
		2825	# if exit is damned, update players death & WoR home-position
		2826	$self->contr->savebed ($map, $x, $y)
		2827	if $exit->flag (cf::FLAG_DAMNED);
		2828
2495	1;	2829	1
2496	}) {	2830	}) {
2497	$self->message ("Something went wrong deep within the crossfire server. "	2831	$self->message ("Something went wrong deep within the deliantra server. "
2498	. "I'll try to bring you back to the map you were before. "	2832	. "I'll try to bring you back to the map you were before. "
2499	. "Please report this to the dungeon master!",	2833	. "Please report this to the dungeon master!",
2500	cf::NDI_UNIQUE | cf::NDI_RED);	2834	cf::NDI_UNIQUE | cf::NDI_RED);
2501		2835
2502	warn "ERROR in enter_exit: $@";	2836	warn "ERROR in enter_exit: $@";
…		…
2519	sub cf::client::send_drawinfo {	2853	sub cf::client::send_drawinfo {
2520	my ($self, $text, $flags) = @_;	2854	my ($self, $text, $flags) = @_;
2521		2855
2522	utf8::encode $text;	2856	utf8::encode $text;
2523	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2857	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2858	}
		2859
		2860	=item $client->send_big_packet ($pkt)
		2861
		2862	Like C<send_packet>, but tries to compress large packets, and fragments
		2863	them as required.
		2864
		2865	=cut
		2866
		2867	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2868
		2869	sub cf::client::send_big_packet {
		2870	my ($self, $pkt) = @_;
		2871
		2872	# try lzf for large packets
		2873	$pkt = "lzf " . Compress::LZF::compress $pkt
		2874	if 1024 <= length $pkt and $self->{can_lzf};
		2875
		2876	# split very large packets
		2877	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2878	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2879	$pkt = "frag";
		2880	}
		2881
		2882	$self->send_packet ($pkt);
2524	}	2883	}
2525		2884
2526	=item $client->send_msg ($channel, $msg, $color, [extra...])	2885	=item $client->send_msg ($channel, $msg, $color, [extra...])
2527		2886
2528	Send a drawinfo or msg packet to the client, formatting the msg for the	2887	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2530	the message, with C<log> being the default. If C<$color> is negative, suppress	2889	the message, with C<log> being the default. If C<$color> is negative, suppress
2531	the message unless the client supports the msg packet.	2890	the message unless the client supports the msg packet.
2532		2891
2533	=cut	2892	=cut
2534		2893
		2894	# non-persistent channels (usually the info channel)
		2895	our %CHANNEL = (
		2896	"c/motd" => {
		2897	id => "infobox",
		2898	title => "MOTD",
		2899	reply => undef,
		2900	tooltip => "The message of the day",
		2901	},
		2902	"c/identify" => {
		2903	id => "infobox",
		2904	title => "Identify",
		2905	reply => undef,
		2906	tooltip => "Items recently identified",
		2907	},
		2908	"c/examine" => {
		2909	id => "infobox",
		2910	title => "Examine",
		2911	reply => undef,
		2912	tooltip => "Signs and other items you examined",
		2913	},
		2914	"c/shopinfo" => {
		2915	id => "infobox",
		2916	title => "Shop Info",
		2917	reply => undef,
		2918	tooltip => "What your bargaining skill tells you about the shop",
		2919	},
		2920	"c/book" => {
		2921	id => "infobox",
		2922	title => "Book",
		2923	reply => undef,
		2924	tooltip => "The contents of a note or book",
		2925	},
		2926	"c/lookat" => {
		2927	id => "infobox",
		2928	title => "Look",
		2929	reply => undef,
		2930	tooltip => "What you saw there",
		2931	},
		2932	"c/who" => {
		2933	id => "infobox",
		2934	title => "Players",
		2935	reply => undef,
		2936	tooltip => "Shows players who are currently online",
		2937	},
		2938	"c/body" => {
		2939	id => "infobox",
		2940	title => "Body Parts",
		2941	reply => undef,
		2942	tooltip => "Shows which body parts you posess and are available",
		2943	},
		2944	"c/statistics" => {
		2945	id => "infobox",
		2946	title => "Statistics",
		2947	reply => undef,
		2948	tooltip => "Shows your primary statistics",
		2949	},
		2950	"c/skills" => {
		2951	id => "infobox",
		2952	title => "Skills",
		2953	reply => undef,
		2954	tooltip => "Shows your experience per skill and item power",
		2955	},
		2956	"c/shopitems" => {
		2957	id => "infobox",
		2958	title => "Shop Items",
		2959	reply => undef,
		2960	tooltip => "Shows the items currently for sale in this shop",
		2961	},
		2962	"c/resistances" => {
		2963	id => "infobox",
		2964	title => "Resistances",
		2965	reply => undef,
		2966	tooltip => "Shows your resistances",
		2967	},
		2968	"c/pets" => {
		2969	id => "infobox",
		2970	title => "Pets",
		2971	reply => undef,
		2972	tooltip => "Shows information abotu your pets/a specific pet",
		2973	},
		2974	"c/perceiveself" => {
		2975	id => "infobox",
		2976	title => "Perceive Self",
		2977	reply => undef,
		2978	tooltip => "You gained detailed knowledge about yourself",
		2979	},
		2980	"c/uptime" => {
		2981	id => "infobox",
		2982	title => "Uptime",
		2983	reply => undef,
		2984	tooltip => "How long the server has been running since last restart",
		2985	},
		2986	"c/mapinfo" => {
		2987	id => "infobox",
		2988	title => "Map Info",
		2989	reply => undef,
		2990	tooltip => "Information related to the maps",
		2991	},
		2992	"c/party" => {
		2993	id => "party",
		2994	title => "Party",
		2995	reply => "gsay ",
		2996	tooltip => "Messages and chat related to your party",
		2997	},
		2998	"c/death" => {
		2999	id => "death",
		3000	title => "Death",
		3001	reply => undef,
		3002	tooltip => "Reason for and more info about your most recent death",
		3003	},
		3004	"c/say" => $SAY_CHANNEL,
		3005	"c/chat" => $CHAT_CHANNEL,
		3006	);
		3007
2535	sub cf::client::send_msg {	3008	sub cf::client::send_msg {
2536	my ($self, $channel, $msg, $color, @extra) = @_;	3009	my ($self, $channel, $msg, $color, @extra) = @_;
2537		3010
2538	$msg = $self->pl->expand_cfpod ($msg);	3011	$msg = $self->pl->expand_cfpod ($msg)
		3012	unless $color & cf::NDI_VERBATIM;
2539		3013
2540	$color &= cf::NDI_CLIENT_MASK; # just in case...	3014	$color &= cf::NDI_CLIENT_MASK; # just in case...
2541		3015
		3016	# check predefined channels, for the benefit of C
		3017	if ($CHANNEL{$channel}) {
		3018	$channel = $CHANNEL{$channel};
		3019
		3020	$self->ext_msg (channel_info => $channel);
		3021	$channel = $channel->{id};
		3022
2542	if (ref $channel) {	3023	} elsif (ref $channel) {
2543	# send meta info to client, if not yet sent	3024	# send meta info to client, if not yet sent
2544	unless (exists $self->{channel}{$channel->{id}}) {	3025	unless (exists $self->{channel}{$channel->{id}}) {
2545	$self->{channel}{$channel->{id}} = $channel;	3026	$self->{channel}{$channel->{id}} = $channel;
2546	$self->ext_msg (channel_info => $channel);	3027	$self->ext_msg (channel_info => $channel);
2547	}	3028	}
…		…
2549	$channel = $channel->{id};	3030	$channel = $channel->{id};
2550	}	3031	}
2551		3032
2552	return unless @extra || length $msg;	3033	return unless @extra || length $msg;
2553		3034
2554	if ($self->can_msg) {
2555	# default colour, mask it out	3035	# default colour, mask it out
2556	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3036	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2557	if $color & cf::NDI_DEF;	3037	if $color & cf::NDI_DEF;
2558		3038
2559	$self->send_packet ("msg " . $self->{json_coder}->encode (	3039	my $pkt = "msg "
		3040	. $self->{json_coder}->encode (
2560	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3041	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2561	} else {	3042	);
2562	if ($color >= 0) {
2563	# replace some tags by gcfclient-compatible ones
2564	for ($msg) {
2565	1 while
2566	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2567	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2568	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2569	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2570	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2571	}
2572		3043
2573	$color &= cf::NDI_COLOR_MASK;	3044	$self->send_big_packet ($pkt);
2574
2575	utf8::encode $msg;
2576
2577	if (0 && $msg =~ /\[/) {
2578	$self->send_packet ("drawextinfo $color 4 0 $msg")
2579	} else {
2580	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2581	$self->send_packet ("drawinfo $color $msg")
2582	}
2583	}
2584	}
2585	}	3045	}
2586		3046
2587	=item $client->ext_msg ($type, @msg)	3047	=item $client->ext_msg ($type, @msg)
2588		3048
2589	Sends an ext event to the client.	3049	Sends an ext event to the client.
…		…
2591	=cut	3051	=cut
2592		3052
2593	sub cf::client::ext_msg($$@) {	3053	sub cf::client::ext_msg($$@) {
2594	my ($self, $type, @msg) = @_;	3054	my ($self, $type, @msg) = @_;
2595		3055
2596	my $extcmd = $self->extcmd;
2597
2598	if ($extcmd == 2) {	3056	if ($self->extcmd == 2) {
2599	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3057	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2600	} elsif ($extcmd == 1) { # TODO: remove	3058	} elsif ($self->extcmd == 1) { # TODO: remove
2601	push @msg, msgtype => "event_$type";	3059	push @msg, msgtype => "event_$type";
2602	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3060	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		3061	}
		3062	}
		3063
		3064	=item $client->ext_reply ($msgid, @msg)
		3065
		3066	Sends an ext reply to the client.
		3067
		3068	=cut
		3069
		3070	sub cf::client::ext_reply($$@) {
		3071	my ($self, $id, @msg) = @_;
		3072
		3073	if ($self->extcmd == 2) {
		3074	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		3075	} elsif ($self->extcmd == 1) {
		3076	#TODO: version 1, remove
		3077	unshift @msg, msgtype => "reply", msgid => $id;
		3078	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2603	}	3079	}
2604	}	3080	}
2605		3081
2606	=item $success = $client->query ($flags, "text", \&cb)	3082	=item $success = $client->query ($flags, "text", \&cb)
2607		3083
…		…
2668	my ($type, $reply, @payload) =	3144	my ($type, $reply, @payload) =
2669	"ARRAY" eq ref $msg	3145	"ARRAY" eq ref $msg
2670	? @$msg	3146	? @$msg
2671	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove	3147	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2672		3148
		3149	my @reply;
		3150
2673	if (my $cb = $EXTICMD{$type}) {	3151	if (my $cb = $EXTICMD{$type}) {
2674	my @reply = $cb->($ns, @payload);	3152	@reply = $cb->($ns, @payload);
2675
2676	$ns->ext_reply ($reply, @reply)
2677	if $reply;
2678	}	3153	}
		3154
		3155	$ns->ext_reply ($reply, @reply)
		3156	if $reply;
		3157
2679	} else {	3158	} else {
2680	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3159	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2681	}	3160	}
2682		3161
2683	cf::override;	3162	cf::override;
…		…
2705		3184
2706	$coro	3185	$coro
2707	}	3186	}
2708		3187
2709	cf::client->attach (	3188	cf::client->attach (
2710	on_destroy => sub {	3189	on_client_destroy => sub {
2711	my ($ns) = @_;	3190	my ($ns) = @_;
2712		3191
2713	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3192	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2714	},	3193	},
2715	);	3194	);
…		…
2731	our $safe_hole = new Safe::Hole;	3210	our $safe_hole = new Safe::Hole;
2732		3211
2733	$SIG{FPE} = 'IGNORE';	3212	$SIG{FPE} = 'IGNORE';
2734		3213
2735	$safe->permit_only (Opcode::opset qw(	3214	$safe->permit_only (Opcode::opset qw(
2736	:base_core :base_mem :base_orig :base_math	3215	:base_core :base_mem :base_orig :base_math :base_loop
2737	grepstart grepwhile mapstart mapwhile	3216	grepstart grepwhile mapstart mapwhile
2738	sort time	3217	sort time
2739	));	3218	));
2740		3219
2741	# here we export the classes and methods available to script code	3220	# here we export the classes and methods available to script code
…		…
2743	=pod	3222	=pod
2744		3223
2745	The following functions and methods are available within a safe environment:	3224	The following functions and methods are available within a safe environment:
2746		3225
2747	cf::object	3226	cf::object
2748	contr pay_amount pay_player map x y force_find force_add	3227	contr pay_amount pay_player map x y force_find force_add destroy
2749	insert remove name archname title slaying race	3228	insert remove name archname title slaying race decrease split
		3229	value
2750		3230
2751	cf::object::player	3231	cf::object::player
2752	player	3232	player
2753		3233
2754	cf::player	3234	cf::player
…		…
2759		3239
2760	=cut	3240	=cut
2761		3241
2762	for (	3242	for (
2763	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3243	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2764	insert remove inv name archname title slaying race)],	3244	insert remove inv nrof name archname title slaying race
		3245	decrease split destroy change_exp value msg lore send_msg)],
2765	["cf::object::player" => qw(player)],	3246	["cf::object::player" => qw(player)],
2766	["cf::player" => qw(peaceful)],	3247	["cf::player" => qw(peaceful send_msg)],
2767	["cf::map" => qw(trigger)],	3248	["cf::map" => qw(trigger)],
2768	) {	3249	) {
2769	no strict 'refs';	3250	no strict 'refs';
2770	my ($pkg, @funs) = @$_;	3251	my ($pkg, @funs) = @$_;
2771	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3252	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2789		3270
2790	my $qcode = $code;	3271	my $qcode = $code;
2791	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3272	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2792	$qcode =~ s/\n/\\n/g;	3273	$qcode =~ s/\n/\\n/g;
2793		3274
		3275	%vars = (_dummy => 0) unless %vars;
		3276
		3277	my @res;
2794	local $_;	3278	local $_;
2795	local @safe::cf::_safe_eval_args = values %vars;
2796		3279
2797	my $eval =	3280	my $eval =
2798	"do {\n"	3281	"do {\n"
2799	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3282	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2800	. "#line 0 \"{$qcode}\"\n"	3283	. "#line 0 \"{$qcode}\"\n"
2801	. $code	3284	. $code
2802	. "\n}"	3285	. "\n}"
2803	;	3286	;
2804		3287
		3288	if ($CFG{safe_eval}) {
2805	sub_generation_inc;	3289	sub_generation_inc;
		3290	local @safe::cf::_safe_eval_args = values %vars;
2806	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3291	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2807	sub_generation_inc;	3292	sub_generation_inc;
		3293	} else {
		3294	local @cf::_safe_eval_args = values %vars;
		3295	@res = wantarray ? eval eval : scalar eval $eval;
		3296	}
2808		3297
2809	if ($@) {	3298	if ($@) {
2810	warn "$@";	3299	warn "$@";
2811	warn "while executing safe code '$code'\n";	3300	warn "while executing safe code '$code'\n";
2812	warn "with arguments " . (join " ", %vars) . "\n";	3301	warn "with arguments " . (join " ", %vars) . "\n";
…		…
2831	=cut	3320	=cut
2832		3321
2833	sub register_script_function {	3322	sub register_script_function {
2834	my ($fun, $cb) = @_;	3323	my ($fun, $cb) = @_;
2835		3324
2836	no strict 'refs';	3325	$fun = "safe::$fun" if $CFG{safe_eval};
2837	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3326	*$fun = $safe_hole->wrap ($cb);
2838	}	3327	}
2839		3328
2840	=back	3329	=back
2841		3330
2842	=cut	3331	=cut
…		…
2844	#############################################################################	3333	#############################################################################
2845	# the server's init and main functions	3334	# the server's init and main functions
2846		3335
2847	sub load_facedata($) {	3336	sub load_facedata($) {
2848	my ($path) = @_;	3337	my ($path) = @_;
		3338
		3339	# HACK to clear player env face cache, we need some signal framework
		3340	# for this (global event?)
		3341	%ext::player_env::MUSIC_FACE_CACHE = ();
		3342
		3343	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2849		3344
2850	warn "loading facedata from $path\n";	3345	warn "loading facedata from $path\n";
2851		3346
2852	my $facedata;	3347	my $facedata;
2853	0 < aio_load $path, $facedata	3348	0 < aio_load $path, $facedata
…		…
2856	$facedata = Coro::Storable::thaw $facedata;	3351	$facedata = Coro::Storable::thaw $facedata;
2857		3352
2858	$facedata->{version} == 2	3353	$facedata->{version} == 2
2859	or cf::cleanup "$path: version mismatch, cannot proceed.";	3354	or cf::cleanup "$path: version mismatch, cannot proceed.";
2860		3355
		3356	# patch in the exptable
		3357	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
		3358	$facedata->{resource}{"res/exp_table"} = {
		3359	type => FT_RSRC,
		3360	data => $exp_table,
		3361	hash => (Digest::MD5::md5 $exp_table),
		3362	};
		3363	cf::cede_to_tick;
		3364
2861	{	3365	{
2862	my $faces = $facedata->{faceinfo};	3366	my $faces = $facedata->{faceinfo};
2863		3367
2864	while (my ($face, $info) = each %$faces) {	3368	while (my ($face, $info) = each %$faces) {
2865	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3369	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3370
2866	cf::face::set_visibility $idx, $info->{visibility};	3371	cf::face::set_visibility $idx, $info->{visibility};
2867	cf::face::set_magicmap $idx, $info->{magicmap};	3372	cf::face::set_magicmap $idx, $info->{magicmap};
2868	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3373	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2869	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3374	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
2870		3375
2871	cf::cede_to_tick;	3376	cf::cede_to_tick;
2872	}	3377	}
2873		3378
2874	while (my ($face, $info) = each %$faces) {	3379	while (my ($face, $info) = each %$faces) {
2875	next unless $info->{smooth};	3380	next unless $info->{smooth};
		3381
2876	my $idx = cf::face::find $face	3382	my $idx = cf::face::find $face
2877	or next;	3383	or next;
		3384
2878	if (my $smooth = cf::face::find $info->{smooth}) {	3385	if (my $smooth = cf::face::find $info->{smooth}) {
2879	cf::face::set_smooth $idx, $smooth;	3386	cf::face::set_smooth $idx, $smooth;
2880	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3387	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2881	} else {	3388	} else {
2882	warn "smooth face '$info->{smooth}' not found for face '$face'";	3389	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
2896		3403
2897	cf::anim::invalidate_all; # d'oh	3404	cf::anim::invalidate_all; # d'oh
2898	}	3405	}
2899		3406
2900	{	3407	{
2901	# TODO: for gcfclient pleasure, we should give resources
2902	# that gcfclient doesn't grok a >10000 face index.
2903	my $res = $facedata->{resource};	3408	my $res = $facedata->{resource};
2904	my $enc = JSON::XS->new->utf8->canonical;
2905
2906	my $soundconf = delete $res->{"res/sound.conf"};
2907		3409
2908	while (my ($name, $info) = each %$res) {	3410	while (my ($name, $info) = each %$res) {
2909	my $meta = $enc->encode ({	3411	if (defined $info->{type}) {
2910	name => $name,
2911	%{ $info->{meta} || {} },
2912	});
2913
2914	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3412	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2915		3413
2916	if ($info->{type} & 1) {
2917	# prepend meta info
2918
2919	my $data = pack "(w/a*)*", $meta, $info->{data};
2920	my $chk = Digest::MD5::md5 "$info->{chksum},$meta"; # mangle data checksum and metadata
2921
2922	cf::face::set_data $idx, 0, $data, $chk;	3414	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
		3415	cf::face::set_type $idx, $info->{type};
2923	} else {	3416	} else {
2924	cf::face::set_data $idx, 0, $info->{data}, $info->{chksum};	3417	$RESOURCE{$name} = $info;
2925	}	3418	}
2926		3419
2927	cf::face::set_type $idx, $info->{type};
2928
2929	cf::cede_to_tick;	3420	cf::cede_to_tick;
2930	}	3421	}
2931
2932	if ($soundconf) {
2933	$soundconf = $enc->decode (delete $soundconf->{data});
2934
2935	for (0 .. SOUND_CAST_SPELL_0 - 1) {
2936	my $sound = $soundconf->{compat}[$_]
2937	or next;
2938
2939	my $face = cf::face::find "sound/$sound->[1]";
2940	cf::sound::set $sound->[0] => $face;
2941	cf::sound::old_sound_index $_, $face; # gcfclient-compat
2942	}
2943
2944	while (my ($k, $v) = each %{$soundconf->{event}}) {
2945	my $face = cf::face::find "sound/$v";
2946	cf::sound::set $k => $face;
2947	}
2948	}
2949	}	3422	}
		3423
		3424	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
2950		3425
2951	1	3426	1
2952	}	3427	}
		3428
		3429	cf::global->attach (on_resource_update => sub {
		3430	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3431	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3432
		3433	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3434	my $sound = $soundconf->{compat}[$_]
		3435	or next;
		3436
		3437	my $face = cf::face::find "sound/$sound->[1]";
		3438	cf::sound::set $sound->[0] => $face;
		3439	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3440	}
		3441
		3442	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3443	my $face = cf::face::find "sound/$v";
		3444	cf::sound::set $k => $face;
		3445	}
		3446	}
		3447	});
2953		3448
2954	register_exticmd fx_want => sub {	3449	register_exticmd fx_want => sub {
2955	my ($ns, $want) = @_;	3450	my ($ns, $want) = @_;
2956		3451
2957	while (my ($k, $v) = each %$want) {	3452	while (my ($k, $v) = each %$want) {
2958	$ns->fx_want ($k, $v);	3453	$ns->fx_want ($k, $v);
2959	}	3454	}
2960	};	3455	};
2961		3456
		3457	sub load_resource_file($) {
		3458	my $guard = lock_acquire "load_resource_file";
		3459
		3460	my $status = load_resource_file_ $_[0];
		3461	get_slot 0.1, 100;
		3462	cf::arch::commit_load;
		3463
		3464	$status
		3465	}
		3466
2962	sub reload_regions {	3467	sub reload_regions {
		3468	# HACK to clear player env face cache, we need some signal framework
		3469	# for this (global event?)
		3470	%ext::player_env::MUSIC_FACE_CACHE = ();
		3471
2963	load_resource_file "$MAPDIR/regions"	3472	load_resource_file "$MAPDIR/regions"
2964	or die "unable to load regions file\n";	3473	or die "unable to load regions file\n";
2965		3474
2966	for (cf::region::list) {	3475	for (cf::region::list) {
2967	$_->{match} = qr/$_->{match}/	3476	$_->{match} = qr/$_->{match}/
…		…
2975	}	3484	}
2976		3485
2977	sub reload_archetypes {	3486	sub reload_archetypes {
2978	load_resource_file "$DATADIR/archetypes"	3487	load_resource_file "$DATADIR/archetypes"
2979	or die "unable to load archetypes\n";	3488	or die "unable to load archetypes\n";
2980	#d# NEED to laod twice to resolve forward references
2981	# this really needs to be done in an extra post-pass
2982	# (which needs to be synchronous, so solve it differently)
2983	load_resource_file "$DATADIR/archetypes"
2984	or die "unable to load archetypes\n";
2985	}	3489	}
2986		3490
2987	sub reload_treasures {	3491	sub reload_treasures {
2988	load_resource_file "$DATADIR/treasures"	3492	load_resource_file "$DATADIR/treasures"
2989	or die "unable to load treasurelists\n";	3493	or die "unable to load treasurelists\n";
2990	}	3494	}
2991		3495
2992	sub reload_resources {	3496	sub reload_resources {
2993	warn "reloading resource files...\n";	3497	warn "reloading resource files...\n";
2994		3498
		3499	reload_facedata;
		3500	reload_archetypes;
2995	reload_regions;	3501	reload_regions;
2996	reload_facedata;
2997	#reload_archetypes;#d#
2998	reload_archetypes;
2999	reload_treasures;	3502	reload_treasures;
3000		3503
3001	warn "finished reloading resource files\n";	3504	warn "finished reloading resource files\n";
3002	}	3505	}
3003		3506
3004	sub init {	3507	sub reload_config {
3005	reload_resources;	3508	warn "reloading config file...\n";
3006	}
3007		3509
3008	sub cfg_load {
3009	open my $fh, "<:utf8", "$CONFDIR/config"	3510	open my $fh, "<:utf8", "$CONFDIR/config"
3010	or return;	3511	or return;
3011		3512
3012	local $/;	3513	local $/;
3013	*CFG = YAML::Syck::Load <$fh>;	3514	*CFG = YAML::XS::Load scalar <$fh>;
3014		3515
3015	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3516	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3016		3517
3017	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3518	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3018	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3519	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3022	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3523	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3023	and die "WARNING: m(un)lockall failed: $!\n";	3524	and die "WARNING: m(un)lockall failed: $!\n";
3024	};	3525	};
3025	warn $@ if $@;	3526	warn $@ if $@;
3026	}	3527	}
		3528
		3529	warn "finished reloading resource files\n";
		3530	}
		3531
		3532	sub pidfile() {
		3533	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3534	or die "$PIDFILE: $!";
		3535	flock $fh, &Fcntl::LOCK_EX
		3536	or die "$PIDFILE: flock: $!";
		3537	$fh
		3538	}
		3539
		3540	# make sure only one server instance is running at any one time
		3541	sub atomic {
		3542	my $fh = pidfile;
		3543
		3544	my $pid = <$fh>;
		3545	kill 9, $pid if $pid > 0;
		3546
		3547	seek $fh, 0, 0;
		3548	print $fh $$;
		3549	}
		3550
		3551	sub main_loop {
		3552	warn "EV::loop starting\n";
		3553	if (1) {
		3554	EV::loop;
		3555	}
		3556	warn "EV::loop returned\n";
		3557	goto &main_loop unless $REALLY_UNLOOP;
3027	}	3558	}
3028		3559
3029	sub main {	3560	sub main {
		3561	cf::init_globals; # initialise logging
		3562
		3563	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3564	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3565	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3566	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3567
		3568	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3569
3030	# we must not ever block the main coroutine	3570	# we must not ever block the main coroutine
3031	local $Coro::idle = sub {	3571	local $Coro::idle = sub {
3032	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3572	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3033	(async {	3573	(async {
3034	Event::one_event;	3574	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3575	EV::loop EV::LOOP_ONESHOT;
3035	})->prio (Coro::PRIO_MAX);	3576	})->prio (Coro::PRIO_MAX);
3036	};	3577	};
3037		3578
3038	cfg_load;	3579	evthread_start IO::AIO::poll_fileno;
		3580
		3581	cf::sync_job {
		3582	cf::init_experience;
		3583	cf::init_anim;
		3584	cf::init_attackmess;
		3585	cf::init_dynamic;
		3586
		3587	cf::load_settings;
		3588	cf::load_materials;
		3589
		3590	reload_resources;
		3591	reload_config;
3039	db_init;	3592	db_init;
		3593
		3594	cf::init_uuid;
		3595	cf::init_signals;
		3596	cf::init_skills;
		3597
		3598	cf::init_beforeplay;
		3599
		3600	atomic;
		3601
3040	load_extensions;	3602	load_extensions;
3041		3603
3042	$TICK_WATCHER->start;	3604	utime time, time, $RUNTIMEFILE;
3043	Event::loop;	3605
		3606	# no (long-running) fork's whatsoever before this point(!)
		3607	use POSIX ();
		3608	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3609
		3610	(pop @POST_INIT)->(0) while @POST_INIT;
		3611	};
		3612
		3613	cf::object::thawer::errors_are_fatal 0;
		3614	warn "parse errors in files are no longer fatal from this point on.\n";
		3615
		3616	main_loop;
3044	}	3617	}
3045		3618
3046	#############################################################################	3619	#############################################################################
3047	# initialisation and cleanup	3620	# initialisation and cleanup
3048		3621
3049	# install some emergency cleanup handlers	3622	# install some emergency cleanup handlers
3050	BEGIN {	3623	BEGIN {
		3624	our %SIGWATCHER = ();
3051	for my $signal (qw(INT HUP TERM)) {	3625	for my $signal (qw(INT HUP TERM)) {
3052	Event->signal (	3626	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3053	reentrant => 0,
3054	data => WF_AUTOCANCEL,
3055	signal => $signal,
3056	prio => 0,
3057	cb => sub {
3058	cf::cleanup "SIG$signal";	3627	cf::cleanup "SIG$signal";
3059	},
3060	);	3628	};
3061	}	3629	}
3062	}	3630	}
3063		3631
3064	sub write_runtime {	3632	sub write_runtime_sync {
3065	my $runtime = "$LOCALDIR/runtime";	3633	my $t0 = AE::time;
3066		3634
3067	# first touch the runtime file to show we are still running:	3635	# first touch the runtime file to show we are still running:
3068	# the fsync below can take a very very long time.	3636	# the fsync below can take a very very long time.
3069		3637
3070	IO::AIO::aio_utime $runtime, undef, undef;	3638	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3071		3639
3072	my $guard = cf::lock_acquire "write_runtime";	3640	my $guard = cf::lock_acquire "write_runtime";
3073		3641
3074	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3642	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3075	or return;	3643	or return;
3076		3644
3077	my $value = $cf::RUNTIME + 90 + 10;	3645	my $value = $cf::RUNTIME + 90 + 10;
3078	# 10 is the runtime save interval, for a monotonic clock	3646	# 10 is the runtime save interval, for a monotonic clock
3079	# 60 allows for the watchdog to kill the server.	3647	# 60 allows for the watchdog to kill the server.
…		…
3089	aio_utime $fh, undef, undef;	3657	aio_utime $fh, undef, undef;
3090		3658
3091	close $fh	3659	close $fh
3092	or return;	3660	or return;
3093		3661
3094	aio_rename "$runtime~", $runtime	3662	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3095	and return;	3663	and return;
3096		3664
3097	warn "runtime file written.\n";	3665	warn sprintf "runtime file written (%gs).\n", AE::time - $t0;
3098		3666
3099	1	3667	1
		3668	}
		3669
		3670	our $uuid_lock;
		3671	our $uuid_skip;
		3672
		3673	sub write_uuid_sync($) {
		3674	$uuid_skip ||= $_[0];
		3675
		3676	return if $uuid_lock;
		3677	local $uuid_lock = 1;
		3678
		3679	my $uuid = "$LOCALDIR/uuid";
		3680
		3681	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3682	or return;
		3683
		3684	my $value = uuid_seq uuid_cur;
		3685
		3686	unless ($value) {
		3687	warn "cowardly refusing to write zero uuid value!\n";
		3688	return;
		3689	}
		3690
		3691	my $value = uuid_str $value + $uuid_skip;
		3692	$uuid_skip = 0;
		3693
		3694	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3695	and return;
		3696
		3697	# always fsync - this file is important
		3698	aio_fsync $fh
		3699	and return;
		3700
		3701	close $fh
		3702	or return;
		3703
		3704	aio_rename "$uuid~", $uuid
		3705	and return;
		3706
		3707	warn "uuid file written ($value).\n";
		3708
		3709	1
		3710
		3711	}
		3712
		3713	sub write_uuid($$) {
		3714	my ($skip, $sync) = @_;
		3715
		3716	$sync ? write_uuid_sync $skip
		3717	: async { write_uuid_sync $skip };
3100	}	3718	}
3101		3719
3102	sub emergency_save() {	3720	sub emergency_save() {
3103	my $freeze_guard = cf::freeze_mainloop;	3721	my $freeze_guard = cf::freeze_mainloop;
3104		3722
3105	warn "enter emergency perl save\n";	3723	warn "emergency_perl_save: enter\n";
3106		3724
3107	cf::sync_job {	3725	cf::sync_job {
		3726	# this is a trade-off: we want to be very quick here, so
		3727	# save all maps without fsync, and later call a global sync
		3728	# (which in turn might be very very slow)
		3729	local $USE_FSYNC = 0;
		3730
3108	# use a peculiar iteration method to avoid tripping on perl	3731	# use a peculiar iteration method to avoid tripping on perl
3109	# refcount bugs in for. also avoids problems with players	3732	# refcount bugs in for. also avoids problems with players
3110	# and maps saved/destroyed asynchronously.	3733	# and maps saved/destroyed asynchronously.
3111	warn "begin emergency player save\n";	3734	warn "emergency_perl_save: begin player save\n";
3112	for my $login (keys %cf::PLAYER) {	3735	for my $login (keys %cf::PLAYER) {
3113	my $pl = $cf::PLAYER{$login} or next;	3736	my $pl = $cf::PLAYER{$login} or next;
3114	$pl->valid or next;	3737	$pl->valid or next;
		3738	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3115	$pl->save;	3739	$pl->save;
3116	}	3740	}
3117	warn "end emergency player save\n";	3741	warn "emergency_perl_save: end player save\n";
3118		3742
3119	warn "begin emergency map save\n";	3743	warn "emergency_perl_save: begin map save\n";
3120	for my $path (keys %cf::MAP) {	3744	for my $path (keys %cf::MAP) {
3121	my $map = $cf::MAP{$path} or next;	3745	my $map = $cf::MAP{$path} or next;
3122	$map->valid or next;	3746	$map->valid or next;
3123	$map->save;	3747	$map->save;
3124	}	3748	}
3125	warn "end emergency map save\n";	3749	warn "emergency_perl_save: end map save\n";
3126		3750
3127	warn "begin emergency database checkpoint\n";	3751	warn "emergency_perl_save: begin database checkpoint\n";
3128	BDB::db_env_txn_checkpoint $DB_ENV;	3752	BDB::db_env_txn_checkpoint $DB_ENV;
3129	warn "end emergency database checkpoint\n";	3753	warn "emergency_perl_save: end database checkpoint\n";
		3754
		3755	warn "emergency_perl_save: begin write uuid\n";
		3756	write_uuid_sync 1;
		3757	warn "emergency_perl_save: end write uuid\n";
3130	};	3758	};
3131		3759
		3760	warn "emergency_perl_save: starting sync()\n";
		3761	IO::AIO::aio_sync sub {
		3762	warn "emergency_perl_save: finished sync()\n";
		3763	};
		3764
3132	warn "leave emergency perl save\n";	3765	warn "emergency_perl_save: leave\n";
3133	}	3766	}
3134		3767
3135	sub post_cleanup {	3768	sub post_cleanup {
3136	my ($make_core) = @_;	3769	my ($make_core) = @_;
3137		3770
3138	warn Carp::longmess "post_cleanup backtrace"	3771	warn Carp::longmess "post_cleanup backtrace"
3139	if $make_core;	3772	if $make_core;
		3773
		3774	my $fh = pidfile;
		3775	unlink $PIDFILE if <$fh> == $$;
		3776	}
		3777
		3778	# a safer delete_package, copied from Symbol
		3779	sub clear_package($) {
		3780	my $pkg = shift;
		3781
		3782	# expand to full symbol table name if needed
		3783	unless ($pkg =~ /^main::.*::$/) {
		3784	$pkg = "main$pkg" if $pkg =~ /^::/;
		3785	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3786	$pkg .= '::' unless $pkg =~ /::$/;
		3787	}
		3788
		3789	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3790	my $stem_symtab = *{$stem}{HASH};
		3791
		3792	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3793	or return;
		3794
		3795	# clear all symbols
		3796	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3797	for my $name (keys %$leaf_symtab) {
		3798	_gv_clear *{"$pkg$name"};
		3799	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3800	}
3140	}	3801	}
3141		3802
3142	sub do_reload_perl() {	3803	sub do_reload_perl() {
3143	# can/must only be called in main	3804	# can/must only be called in main
3144	if ($Coro::current != $Coro::main) {	3805	if (in_main) {
3145	warn "can only reload from main coroutine";	3806	warn "can only reload from main coroutine";
3146	return;	3807	return;
3147	}	3808	}
3148		3809
		3810	return if $RELOAD++;
		3811
		3812	my $t1 = AE::time;
		3813
		3814	while ($RELOAD) {
3149	warn "reloading...";	3815	warn "reloading...";
3150		3816
3151	warn "entering sync_job";	3817	warn "entering sync_job";
3152		3818
3153	cf::sync_job {	3819	cf::sync_job {
3154	cf::write_runtime; # external watchdog should not bark	3820	cf::write_runtime_sync; # external watchdog should not bark
3155	cf::emergency_save;	3821	cf::emergency_save;
3156	cf::write_runtime; # external watchdog should not bark	3822	cf::write_runtime_sync; # external watchdog should not bark
3157		3823
3158	warn "syncing database to disk";	3824	warn "syncing database to disk";
3159	BDB::db_env_txn_checkpoint $DB_ENV;	3825	BDB::db_env_txn_checkpoint $DB_ENV;
3160		3826
3161	# if anything goes wrong in here, we should simply crash as we already saved	3827	# if anything goes wrong in here, we should simply crash as we already saved
3162		3828
3163	warn "cancelling all WF_AUTOCANCEL watchers";
3164	for (Event::all_watchers) {
3165	$_->cancel if $_->data & WF_AUTOCANCEL;
3166	}
3167
3168	warn "flushing outstanding aio requests";	3829	warn "flushing outstanding aio requests";
3169	for (;;) {
3170	BDB::flush;
3171	IO::AIO::flush;
3172	Coro::cede;
3173	last unless IO::AIO::nreqs || BDB::nreqs;	3830	while (IO::AIO::nreqs || BDB::nreqs) {
3174	warn "iterate...";	3831	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3175	}
3176
3177	++$RELOAD;
3178
3179	warn "cancelling all extension coros";
3180	$_->cancel for values %EXT_CORO;
3181	%EXT_CORO = ();
3182
3183	warn "removing commands";
3184	%COMMAND = ();
3185
3186	warn "removing ext/exti commands";
3187	%EXTCMD = ();
3188	%EXTICMD = ();
3189
3190	warn "unloading/nuking all extensions";
3191	for my $pkg (@EXTS) {
3192	warn "... unloading $pkg";
3193
3194	if (my $cb = $pkg->can ("unload")) {
3195	eval {
3196	$cb->($pkg);
3197	1
3198	} or warn "$pkg unloaded, but with errors: $@";
3199	}	3832	}
3200		3833
3201	warn "... nuking $pkg";	3834	warn "cancelling all extension coros";
3202	Symbol::delete_package $pkg;	3835	$_->cancel for values %EXT_CORO;
3203	}	3836	%EXT_CORO = ();
3204		3837
3205	warn "unloading all perl modules loaded from $LIBDIR";	3838	warn "removing commands";
3206	while (my ($k, $v) = each %INC) {	3839	%COMMAND = ();
3207	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3208		3840
		3841	warn "removing ext/exti commands";
		3842	%EXTCMD = ();
		3843	%EXTICMD = ();
		3844
		3845	warn "unloading/nuking all extensions";
		3846	for my $pkg (@EXTS) {
3209	warn "... unloading $k";	3847	warn "... unloading $pkg";
3210	delete $INC{$k};
3211		3848
3212	$k =~ s/\.pm$//;
3213	$k =~ s/\//::/g;
3214
3215	if (my $cb = $k->can ("unload_module")) {	3849	if (my $cb = $pkg->can ("unload")) {
		3850	eval {
3216	$cb->();	3851	$cb->($pkg);
		3852	1
		3853	} or warn "$pkg unloaded, but with errors: $@";
		3854	}
		3855
		3856	warn "... clearing $pkg";
		3857	clear_package $pkg;
3217	}	3858	}
3218		3859
3219	Symbol::delete_package $k;	3860	warn "unloading all perl modules loaded from $LIBDIR";
		3861	while (my ($k, $v) = each %INC) {
		3862	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3863
		3864	warn "... unloading $k";
		3865	delete $INC{$k};
		3866
		3867	$k =~ s/\.pm$//;
		3868	$k =~ s/\//::/g;
		3869
		3870	if (my $cb = $k->can ("unload_module")) {
		3871	$cb->();
		3872	}
		3873
		3874	clear_package $k;
3220	}	3875	}
3221		3876
3222	warn "getting rid of safe::, as good as possible";	3877	warn "getting rid of safe::, as good as possible";
3223	Symbol::delete_package "safe::$_"	3878	clear_package "safe::$_"
3224	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3879	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3225		3880
3226	warn "unloading cf.pm \"a bit\"";	3881	warn "unloading cf.pm \"a bit\"";
3227	delete $INC{"cf.pm"};	3882	delete $INC{"cf.pm"};
3228	delete $INC{"cf/pod.pm"};	3883	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3229		3884
3230	# don't, removes xs symbols, too,	3885	# don't, removes xs symbols, too,
3231	# and global variables created in xs	3886	# and global variables created in xs
3232	#Symbol::delete_package __PACKAGE__;	3887	#clear_package __PACKAGE__;
3233		3888
3234	warn "unload completed, starting to reload now";	3889	warn "unload completed, starting to reload now";
3235		3890
3236	warn "reloading cf.pm";	3891	warn "reloading cf.pm";
3237	require cf;	3892	require cf;
3238	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3893	cf::_connect_to_perl_1;
3239		3894
3240	warn "loading config and database again";	3895	warn "loading config and database again";
3241	cf::cfg_load;	3896	cf::reload_config;
3242		3897
3243	warn "loading extensions";	3898	warn "loading extensions";
3244	cf::load_extensions;	3899	cf::load_extensions;
3245		3900
		3901	if ($REATTACH_ON_RELOAD) {
3246	warn "reattaching attachments to objects/players";	3902	warn "reattaching attachments to objects/players";
3247	_global_reattach; # objects, sockets	3903	_global_reattach; # objects, sockets
3248	warn "reattaching attachments to maps";	3904	warn "reattaching attachments to maps";
3249	reattach $_ for values %MAP;	3905	reattach $_ for values %MAP;
3250	warn "reattaching attachments to players";	3906	warn "reattaching attachments to players";
3251	reattach $_ for values %PLAYER;	3907	reattach $_ for values %PLAYER;
		3908	}
3252		3909
		3910	warn "running post_init jobs";
		3911	(pop @POST_INIT)->(1) while @POST_INIT;
		3912
3253	warn "leaving sync_job";	3913	warn "leaving sync_job";
3254		3914
3255	1	3915	1
3256	} or do {	3916	} or do {
3257	warn $@;	3917	warn $@;
3258	warn "error while reloading, exiting.";	3918	cf::cleanup "error while reloading, exiting.";
3259	exit 1;
3260	};	3919	};
3261		3920
3262	warn "reloaded";	3921	warn "reloaded";
		3922	--$RELOAD;
		3923	}
		3924
		3925	$t1 = AE::time - $t1;
		3926	warn "reload completed in ${t1}s\n";
3263	};	3927	};
3264		3928
3265	our $RELOAD_WATCHER; # used only during reload	3929	our $RELOAD_WATCHER; # used only during reload
3266		3930
3267	sub reload_perl() {	3931	sub reload_perl() {
3268	# doing reload synchronously and two reloads happen back-to-back,	3932	# doing reload synchronously and two reloads happen back-to-back,
3269	# coro crashes during coro_state_free->destroy here.	3933	# coro crashes during coro_state_free->destroy here.
3270		3934
3271	$RELOAD_WATCHER ||= Event->timer (	3935	$RELOAD_WATCHER ||= cf::async {
3272	reentrant => 0,	3936	Coro::AIO::aio_wait cache_extensions;
3273	after => 0,	3937
3274	data => WF_AUTOCANCEL,	3938	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3275	cb => sub {
3276	do_reload_perl;	3939	do_reload_perl;
3277	undef $RELOAD_WATCHER;	3940	undef $RELOAD_WATCHER;
3278	},	3941	};
3279	);	3942	};
3280	}	3943	}
3281		3944
3282	register_command "reload" => sub {	3945	register_command "reload" => sub {
3283	my ($who, $arg) = @_;	3946	my ($who, $arg) = @_;
3284		3947
3285	if ($who->flag (FLAG_WIZ)) {	3948	if ($who->flag (FLAG_WIZ)) {
3286	$who->message ("reloading server.");	3949	$who->message ("reloading server.");
		3950	async {
		3951	$Coro::current->{desc} = "perl_reload";
3287	async { reload_perl };	3952	reload_perl;
		3953	};
3288	}	3954	}
3289	};	3955	};
3290		3956
3291	unshift @INC, $LIBDIR;	3957	unshift @INC, $LIBDIR;
3292		3958
…		…
3294		3960
3295	our @WAIT_FOR_TICK;	3961	our @WAIT_FOR_TICK;
3296	our @WAIT_FOR_TICK_BEGIN;	3962	our @WAIT_FOR_TICK_BEGIN;
3297		3963
3298	sub wait_for_tick {	3964	sub wait_for_tick {
3299	return unless $TICK_WATCHER->is_active;
3300	return if $Coro::current == $Coro::main;	3965	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3301		3966
3302	my $signal = new Coro::Signal;	3967	my $signal = new Coro::Signal;
3303	push @WAIT_FOR_TICK, $signal;	3968	push @WAIT_FOR_TICK, $signal;
3304	$signal->wait;	3969	$signal->wait;
3305	}	3970	}
3306		3971
3307	sub wait_for_tick_begin {	3972	sub wait_for_tick_begin {
3308	return unless $TICK_WATCHER->is_active;
3309	return if $Coro::current == $Coro::main;	3973	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3310		3974
3311	my $signal = new Coro::Signal;	3975	my $signal = new Coro::Signal;
3312	push @WAIT_FOR_TICK_BEGIN, $signal;	3976	push @WAIT_FOR_TICK_BEGIN, $signal;
3313	$signal->wait;	3977	$signal->wait;
3314	}	3978	}
3315		3979
3316	my $min = 1e6;#d#	3980	sub tick {
3317	my $avg = 10;
3318	$TICK_WATCHER = Event->timer (
3319	reentrant => 0,
3320	parked => 1,
3321	prio => 0,
3322	at => $NEXT_TICK || $TICK,
3323	data => WF_AUTOCANCEL,
3324	cb => sub {
3325	if ($Coro::current != $Coro::main) {	3981	if ($Coro::current != $Coro::main) {
3326	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3982	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3327	unless ++$bug_warning > 10;	3983	unless ++$bug_warning > 10;
3328	return;	3984	return;
3329	}	3985	}
3330		3986
3331	$NOW = $tick_start = Event::time;
3332
3333	cf::server_tick; # one server iteration	3987	cf::server_tick; # one server iteration
3334		3988
3335	0 && sync_job {#d#	3989	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3336	for(1..10) {
3337	my $t = Event::time;
3338	my $map = my $map = new_from_path cf::map "/tmp/x.map"
3339	or die;
3340		3990
3341	$map->width (50);	3991	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3342	$map->height (50);	3992	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3343	$map->alloc;	3993	Coro::async_pool {
3344	$map->_load_objects ("/tmp/x.map", 1);	3994	$Coro::current->{desc} = "runtime saver";
3345	my $t = Event::time - $t;	3995	write_runtime_sync
3346		3996	or warn "ERROR: unable to write runtime file: $!";
3347	#next unless $t < 0.0013;#d#
3348	if ($t < $min) {
3349	$min = $t;
3350	}
3351	$avg = $avg * 0.99 + $t * 0.01;
3352	}
3353	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3354	exit 0;
3355	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3356	};	3997	};
		3998	}
3357		3999
3358	$RUNTIME += $TICK;
3359	$NEXT_TICK += $TICK;
3360
3361	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3362	$NEXT_RUNTIME_WRITE = $NOW + 10;
3363	Coro::async_pool {
3364	write_runtime
3365	or warn "ERROR: unable to write runtime file: $!";
3366	};
3367	}
3368
3369	# my $AFTER = Event::time;
3370	# warn $AFTER - $NOW;#d#
3371
3372	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4000	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3373	$sig->send;	4001	$sig->send;
3374	}	4002	}
3375	while (my $sig = shift @WAIT_FOR_TICK) {	4003	while (my $sig = shift @WAIT_FOR_TICK) {
3376	$sig->send;	4004	$sig->send;
3377	}	4005	}
3378		4006
3379	$NOW = Event::time;	4007	$LOAD = ($NOW - $TICK_START) / $TICK;
3380
3381	# if we are delayed by four ticks or more, skip them all
3382	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3383
3384	$TICK_WATCHER->at ($NEXT_TICK);
3385	$TICK_WATCHER->start;
3386
3387	$LOAD = ($NOW - $tick_start) / $TICK;
3388	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4008	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3389		4009
3390	_post_tick;	4010	if (0) {
3391		4011	if ($NEXT_TICK) {
3392		4012	my $jitter = $TICK_START - $NEXT_TICK;
		4013	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4014	warn "jitter $JITTER\n";#d#
		4015	}
3393	},	4016	}
3394	);	4017	}
3395		4018
3396	{	4019	{
3397	BDB::max_poll_time $TICK * 0.1;	4020	# configure BDB
3398	$BDB_POLL_WATCHER = Event->io (	4021
3399	reentrant => 0,
3400	fd => BDB::poll_fileno,
3401	poll => 'r',
3402	prio => 0,
3403	data => WF_AUTOCANCEL,
3404	cb => \&BDB::poll_cb,
3405	);
3406	BDB::min_parallel 8;	4022	BDB::min_parallel 16;
3407		4023	BDB::max_poll_reqs $TICK * 0.1;
3408	BDB::set_sync_prepare {	4024	$AnyEvent::BDB::WATCHER->priority (1);
3409	my $status;
3410	my $current = $Coro::current;
3411	(
3412	sub {
3413	$status = $!;
3414	$current->ready; undef $current;
3415	},
3416	sub {
3417	Coro::schedule while defined $current;
3418	$! = $status;
3419	},
3420	)
3421	};
3422		4025
3423	unless ($DB_ENV) {	4026	unless ($DB_ENV) {
3424	$DB_ENV = BDB::db_env_create;	4027	$DB_ENV = BDB::db_env_create;
		4028	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		4029	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4030	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		4031	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		4032	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3425		4033
3426	cf::sync_job {	4034	cf::sync_job {
3427	eval {	4035	eval {
3428	BDB::db_env_open	4036	BDB::db_env_open
3429	$DB_ENV,	4037	$DB_ENV,
…		…
3431	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4039	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3432	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4040	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3433	0666;	4041	0666;
3434		4042
3435	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4043	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3436
3437	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3438	$DB_ENV->set_lk_detect;
3439	};	4044	};
3440		4045
3441	cf::cleanup "db_env_open(db): $@" if $@;	4046	cf::cleanup "db_env_open(db): $@" if $@;
3442	};	4047	};
3443	}	4048	}
		4049
		4050	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		4051	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		4052	};
		4053	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		4054	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		4055	};
		4056	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		4057	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		4058	};
3444	}	4059	}
3445		4060
3446	{	4061	{
		4062	# configure IO::AIO
		4063
3447	IO::AIO::min_parallel 8;	4064	IO::AIO::min_parallel 8;
3448
3449	undef $Coro::AIO::WATCHER;
3450	IO::AIO::max_poll_time $TICK * 0.1;	4065	IO::AIO::max_poll_time $TICK * 0.1;
3451	$AIO_POLL_WATCHER = Event->io (	4066	undef $AnyEvent::AIO::WATCHER;
3452	reentrant => 0,
3453	data => WF_AUTOCANCEL,
3454	fd => IO::AIO::poll_fileno,
3455	poll => 'r',
3456	prio => 6,
3457	cb => \&IO::AIO::poll_cb,
3458	);
3459	}	4067	}
3460		4068
3461	my $_log_backtrace;	4069	my $_log_backtrace;
3462		4070
3463	sub _log_backtrace {	4071	sub _log_backtrace {
…		…
3466	$msg =~ s/\n//;	4074	$msg =~ s/\n//;
3467		4075
3468	# limit the # of concurrent backtraces	4076	# limit the # of concurrent backtraces
3469	if ($_log_backtrace < 2) {	4077	if ($_log_backtrace < 2) {
3470	++$_log_backtrace;	4078	++$_log_backtrace;
		4079	my $perl_bt = Carp::longmess $msg;
3471	async {	4080	async {
		4081	$Coro::current->{desc} = "abt $msg";
		4082
3472	my @bt = fork_call {	4083	my @bt = fork_call {
3473	@addr = map { sprintf "%x", $_ } @addr;	4084	@addr = map { sprintf "%x", $_ } @addr;
3474	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4085	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3475	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4086	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3476	or die "addr2line: $!";	4087	or die "addr2line: $!";
…		…
3484	}	4095	}
3485		4096
3486	@funcs	4097	@funcs
3487	};	4098	};
3488		4099
3489	LOG llevInfo, "[ABT] $msg\n";	4100	LOG llevInfo, "[ABT] $perl_bt\n";
		4101	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3490	LOG llevInfo, "[ABT] $_\n" for @bt;	4102	LOG llevInfo, "[ABT] $_\n" for @bt;
3491	--$_log_backtrace;	4103	--$_log_backtrace;
3492	};	4104	};
3493	} else {	4105	} else {
3494	LOG llevInfo, "[ABT] $msg\n";	4106	LOG llevInfo, "[ABT] $msg\n";
3495	LOG llevInfo, "[ABT] [suppressed]\n";	4107	LOG llevInfo, "[ABT] [suppressed]\n";
3496	}	4108	}
3497	}	4109	}
3498		4110
3499	# load additional modules	4111	# load additional modules
3500	use cf::pod;	4112	require "cf/$_.pm" for @EXTRA_MODULES;
		4113	cf::_connect_to_perl_2;
3501		4114
3502	END { cf::emergency_save }	4115	END { cf::emergency_save }
3503		4116
3504	1	4117	1
3505		4118

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