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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.337 by root, Tue Aug 21 00:54:01 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 3.64 ();	40	use Coro ();
16	use Coro::State;	41	use Coro::State;
17	use Coro::Handle;	42	use Coro::Handle;
		43	use Coro::EV;
18	use Coro::Event;	44	use Coro::AnyEvent;
19	use Coro::Timer;	45	use Coro::Timer;
20	use Coro::Signal;	46	use Coro::Signal;
21	use Coro::Semaphore;	47	use Coro::Semaphore;
		48	use Coro::SemaphoreSet;
		49	use Coro::AnyEvent;
22	use Coro::AIO;	50	use Coro::AIO;
		51	use Coro::BDB 1.6;
23	use Coro::Storable;	52	use Coro::Storable;
24	use Coro::Util ();	53	use Coro::Util ();
25		54
26	use JSON::XS 1.4 ();	55	use JSON::XS 2.01 ();
27	use BDB ();	56	use BDB ();
28	use Data::Dumper;	57	use Data::Dumper;
29	use Digest::MD5;
30	use Fcntl;	58	use Fcntl;
31	use YAML::Syck ();	59	use YAML::XS ();
32	use IO::AIO 2.32 ();	60	use IO::AIO ();
33	use Time::HiRes;	61	use Time::HiRes;
34	use Compress::LZF;	62	use Compress::LZF;
35	use Digest::MD5 ();	63	use Digest::MD5 ();
		64
		65	AnyEvent::detect;
36		66
37	# configure various modules to our taste	67	# configure various modules to our taste
38	#	68	#
39	$Storable::canonical = 1; # reduce rsync transfers	69	$Storable::canonical = 1; # reduce rsync transfers
40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	70	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		71
		72	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		73
		74	# make sure c-lzf reinitialises itself
		75	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
41	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	76	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42		77
43	$Event::Eval = 1; # no idea why this is required, but it is	78	# strictly for debugging
44		79	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
45	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
46	$YAML::Syck::ImplicitUnicode = 1;
47
48	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
49		80
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	81	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
51		82
52	our %COMMAND = ();	83	our %COMMAND = ();
53	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
…		…
56	our %EXTCMD = ();	87	our %EXTCMD = ();
57	our %EXTICMD = ();	88	our %EXTICMD = ();
58	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
59	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
60		91
61	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
62	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
63		96
64	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
65	our $DATADIR = datadir;	98	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	99	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	100	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	101	our $MAPDIR = "$DATADIR/" . mapdir;
69	our $LOCALDIR = localdir;	102	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	103	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	104	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	105	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	106	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	107	our $BDBDIR = "$LOCALDIR/db";
		108	our $PIDFILE = "$LOCALDIR/pid";
		109	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		110
		111	our %RESOURCE;
		112
		113	our $OUTPUT_RATE_MIN = 4000;
		114	our $OUTPUT_RATE_MAX = 100000;
75		115
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	116	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
77	our $TICK_WATCHER;
78	our $AIO_POLL_WATCHER;
79	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	117	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	118	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	119	our $USE_FSYNC = 1; # use fsync to write maps - default on
83		120
		121	our $BDB_DEADLOCK_WATCHER;
		122	our $BDB_CHECKPOINT_WATCHER;
84	our $BDB_POLL_WATCHER;	123	our $BDB_TRICKLE_WATCHER;
85	our $DB_ENV;	124	our $DB_ENV;
		125
		126	our @EXTRA_MODULES = qw(pod match mapscript);
86		127
87	our %CFG;	128	our %CFG;
88		129
89	our $UPTIME; $UPTIME ||= time;	130	our $UPTIME; $UPTIME ||= time;
90	our $RUNTIME;	131	our $RUNTIME;
		132	our $NOW;
91		133
92	our %PLAYER; # all users	134	our (%PLAYER, %PLAYER_LOADING); # all users
93	our %MAP; # all maps	135	our (%MAP, %MAP_LOADING ); # all maps
94	our $LINK_MAP; # the special {link} map, which is always available	136	our $LINK_MAP; # the special {link} map, which is always available
95		137
96	# used to convert map paths into valid unix filenames by replacing / by ∕	138	# used to convert map paths into valid unix filenames by replacing / by ∕
97	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	139	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
98		140
99	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	141	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
100	our $LOADAVG; # same thing, but with alpha-smoothing	142	our $LOADAVG; # same thing, but with alpha-smoothing
		143	our $JITTER; # average jitter
101	our $tick_start; # for load detecting purposes	144	our $TICK_START; # for load detecting purposes
		145
		146	our @POST_INIT;
		147
		148	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		149	our $REALLY_UNLOOP; # never set to true, please :)
102		150
103	binmode STDOUT;	151	binmode STDOUT;
104	binmode STDERR;	152	binmode STDERR;
105		153
106	# read virtual server time, if available	154	# read virtual server time, if available
107	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	155	unless ($RUNTIME || !-e $RUNTIMEFILE) {
108	open my $fh, "<", "$LOCALDIR/runtime"	156	open my $fh, "<", $RUNTIMEFILE
109	or die "unable to read runtime file: $!";	157	or die "unable to read $RUNTIMEFILE file: $!";
110	$RUNTIME = <$fh> + 0.;	158	$RUNTIME = <$fh> + 0.;
111	}	159	}
		160
		161	eval "sub TICK() { $TICK } 1" or die;
112		162
113	mkdir $_	163	mkdir $_
114	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	164	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
115		165
116	our $EMERGENCY_POSITION;	166	our $EMERGENCY_POSITION;
117		167
118	sub cf::map::normalise;	168	sub cf::map::normalise;
		169
		170	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::"} };
119		184
120	#############################################################################	185	#############################################################################
121		186
122	=head2 GLOBAL VARIABLES	187	=head2 GLOBAL VARIABLES
123		188
…		…
159		224
160	The raw value load value from the last tick.	225	The raw value load value from the last tick.
161		226
162	=item %cf::CFG	227	=item %cf::CFG
163		228
164	Configuration for the server, loaded from C</etc/crossfire/config>, or	229	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
165	from wherever your confdir points to.	230	from wherever your confdir points to.
166		231
167	=item cf::wait_for_tick, cf::wait_for_tick_begin	232	=item cf::wait_for_tick, cf::wait_for_tick_begin
168		233
169	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
170	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
171	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.
172		237
173	=item @cf::INVOKE_RESULTS	238	=item @cf::INVOKE_RESULTS
174		239
175	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
176	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
177	that call.	242	that call.
178		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
179	=back	250	=back
180		251
181	=cut	252	=cut
182		253
183	BEGIN {	254	$Coro::State::WARNHOOK = sub {
184	*CORE::GLOBAL::warn = sub {
185	my $msg = join "", @_;	255	my $msg = join "", @_;
186		256
187	$msg .= "\n"	257	$msg .= "\n"
188	unless $msg =~ /\n$/;	258	unless $msg =~ /\n$/;
189		259
190	$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;
191		261
192	utf8::encode $msg;
193	LOG llevError, $msg;	262	LOG llevError, $msg;
194	};	263	};
195	}	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	};
196		278
197	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	279	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
198	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	280	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
199	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	281	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
200	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	282	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
207	for my $pkg (qw(	289	for my $pkg (qw(
208	cf::global cf::attachable	290	cf::global cf::attachable
209	cf::object cf::object::player	291	cf::object cf::object::player
210	cf::client cf::player	292	cf::client cf::player
211	cf::arch cf::living	293	cf::arch cf::living
		294	cf::map cf::mapspace
212	cf::map cf::party cf::region	295	cf::party cf::region
213	)) {	296	)) {
214	no strict 'refs';
215	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	297	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
216	}	298	}
217		299
218	$Event::DIED = sub {	300	$EV::DIED = sub {
219	warn "error in event callback: @_";	301	Carp::cluck "error in event callback: @_";
220	};	302	};
221		303
222	#############################################################################	304	#############################################################################
223		305
224	=head2 UTILITY FUNCTIONS	306	=head2 UTILITY FUNCTIONS
…		…
246	$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;
247	$d	329	$d
248	} || "[unable to dump $_[0]: '$@']";	330	} || "[unable to dump $_[0]: '$@']";
249	}	331	}
250		332
251	=item $ref = cf::from_json $json	333	=item $ref = cf::decode_json $json
252		334
253	Converts a JSON string into the corresponding perl data structure.	335	Converts a JSON string into the corresponding perl data structure.
254		336
255	=item $json = cf::to_json $ref	337	=item $json = cf::encode_json $ref
256		338
257	Converts a perl data structure into its JSON representation.	339	Converts a perl data structure into its JSON representation.
258		340
259	=cut	341	=cut
260		342
261	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	343	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
262		344
263	sub to_json ($) { $json_coder->encode ($_[0]) }	345	sub encode_json($) { $json_coder->encode ($_[0]) }
264	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	}
265		361
266	=item cf::lock_wait $string	362	=item cf::lock_wait $string
267		363
268	Wait until the given lock is available. See cf::lock_acquire.	364	Wait until the given lock is available. See cf::lock_acquire.
269		365
270	=item my $lock = cf::lock_acquire $string	366	=item my $lock = cf::lock_acquire $string
271		367
272	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
273	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,
274	for example when the coroutine gets canceled), the lock is automatically	370	for example when the coroutine gets canceled), the lock is automatically
275	returned.	371	returned.
276		372
		373	Locks are *not* recursive, locking from the same coro twice results in a
		374	deadlocked coro.
		375
277	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
278	uses map_find and cf::map::load uses map_load).	377	uses map_find and cf::map::load uses map_load).
279		378
280	=item $locked = cf::lock_active $string	379	=item $locked = cf::lock_active $string
281		380
282	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.
283		382
284	=cut	383	=cut
285		384
286	our %LOCK;	385	our $LOCKS = new Coro::SemaphoreSet;
287		386
288	sub lock_wait($) {	387	sub lock_wait($) {
289	my ($key) = @_;	388	$LOCKS->wait ($_[0]);
290
291	# wait for lock, if any
292	while ($LOCK{$key}) {
293	push @{ $LOCK{$key} }, $Coro::current;
294	Coro::schedule;
295	}
296	}	389	}
297		390
298	sub lock_acquire($) {	391	sub lock_acquire($) {
299	my ($key) = @_;	392	$LOCKS->guard ($_[0])
300
301	# wait, to be sure we are not locked
302	lock_wait $key;
303
304	$LOCK{$key} = [];
305
306	Coro::guard {
307	# wake up all waiters, to be on the safe side
308	$_->ready for @{ delete $LOCK{$key} };
309	}
310	}	393	}
311		394
312	sub lock_active($) {	395	sub lock_active($) {
313	my ($key) = @_;	396	$LOCKS->count ($_[0]) < 1
314
315	! ! $LOCK{$key}
316	}	397	}
317		398
318	sub freeze_mainloop {	399	sub freeze_mainloop {
319	return unless $TICK_WATCHER->is_active;	400	tick_inhibit_inc;
320		401
321	my $guard = Coro::guard {	402	&Guard::guard (\&tick_inhibit_dec);
322	$TICK_WATCHER->start;	403	}
323	};	404
324	$TICK_WATCHER->stop;	405	=item cf::periodic $interval, $cb
325	$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($$) {
		413	my ($interval, $cb) = @_;
		414
		415	my $start = rand List::Util::min 180, $interval;
		416
		417	EV::periodic $start, $interval, 0, $cb
326	}	418	}
327		419
328	=item cf::get_slot $time[, $priority[, $name]]	420	=item cf::get_slot $time[, $priority[, $name]]
329		421
330	Allocate $time seconds of blocking CPU time at priority C<$priority>:	422	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
338		430
339	=cut	431	=cut
340		432
341	our @SLOT_QUEUE;	433	our @SLOT_QUEUE;
342	our $SLOT_QUEUE;	434	our $SLOT_QUEUE;
		435	our $SLOT_DECAY = 0.9;
343		436
344	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	437	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
345	$SLOT_QUEUE = Coro::async {	438	$SLOT_QUEUE = Coro::async {
		439	$Coro::current->desc ("timeslot manager");
		440
346	my $signal = new Coro::Signal;	441	my $signal = new Coro::Signal;
		442	my $busy;
347		443
348	while () {	444	while () {
349	next_job:	445	next_job:
		446
350	my $avail = cf::till_tick;	447	my $avail = cf::till_tick;
351	if ($avail > 0.01) {	448
352	for (0 .. $#SLOT_QUEUE) {	449	for (0 .. $#SLOT_QUEUE) {
353	if ($SLOT_QUEUE[$_][0] < $avail) {	450	if ($SLOT_QUEUE[$_][0] <= $avail) {
		451	$busy = 0;
354	my $job = splice @SLOT_QUEUE, $_, 1, ();	452	my $job = splice @SLOT_QUEUE, $_, 1, ();
355	$job->[2]->send;	453	$job->[2]->send;
356	Coro::cede;	454	Coro::cede;
357	goto next_job;	455	goto next_job;
358	}	456	} else {
		457	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
359	}	458	}
360	}	459	}
361		460
362	if (@SLOT_QUEUE) {	461	if (@SLOT_QUEUE) {
363	# we do not use wait_For_tick() as it returns immediately when tick is inactive	462	# we do not use wait_for_tick() as it returns immediately when tick is inactive
364	push @cf::WAIT_FOR_TICK, $signal;	463	push @cf::WAIT_FOR_TICK, $signal;
365	$signal->wait;	464	$signal->wait;
366	} else {	465	} else {
		466	$busy = 0;
367	Coro::schedule;	467	Coro::schedule;
368	}	468	}
369	}	469	}
370	};	470	};
371		471
372	sub get_slot($;$$) {	472	sub get_slot($;$$) {
		473	return if tick_inhibit || $Coro::current == $Coro::main;
		474
373	my ($time, $pri, $name) = @_;	475	my ($time, $pri, $name) = @_;
374		476
375	$time = $TICK * .6 if $time > $TICK * .6;	477	$time = clamp $time, 0.01, $TICK * .6;
		478
376	my $sig = new Coro::Signal;	479	my $sig = new Coro::Signal;
377		480
378	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	481	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
379	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	482	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
380	$SLOT_QUEUE->ready;	483	$SLOT_QUEUE->ready;
…		…
391		494
392	BEGIN { *async = \&Coro::async_pool }	495	BEGIN { *async = \&Coro::async_pool }
393		496
394	=item cf::sync_job { BLOCK }	497	=item cf::sync_job { BLOCK }
395		498
396	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	499	The design of Deliantra requires that the main coroutine ($Coro::main)
397	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
398	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
399	acceptable.	502	acceptable.
400		503
401	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
402	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
…		…
407		510
408	sub sync_job(&) {	511	sub sync_job(&) {
409	my ($job) = @_;	512	my ($job) = @_;
410		513
411	if ($Coro::current == $Coro::main) {	514	if ($Coro::current == $Coro::main) {
412	my $time = Event::time;	515	my $time = AE::time;
413		516
414	# this is the main coro, too bad, we have to block	517	# this is the main coro, too bad, we have to block
415	# till the operation succeeds, freezing the server :/	518	# till the operation succeeds, freezing the server :/
416		519
417	# TODO: use suspend/resume instead	520	LOG llevError, Carp::longmess "sync job";#d#
418	# (but this is cancel-safe)	521
419	my $freeze_guard = freeze_mainloop;	522	my $freeze_guard = freeze_mainloop;
420		523
421	my $busy = 1;	524	my $busy = 1;
422	my @res;	525	my @res;
423		526
424	(async {	527	(async {
		528	$Coro::current->desc ("sync job coro");
425	@res = eval { $job->() };	529	@res = eval { $job->() };
426	warn $@ if $@;	530	warn $@ if $@;
427	undef $busy;	531	undef $busy;
428	})->prio (Coro::PRIO_MAX);	532	})->prio (Coro::PRIO_MAX);
429		533
430	while ($busy) {	534	while ($busy) {
431	Coro::cede or Event::one_event;	535	if (Coro::nready) {
		536	Coro::cede_notself;
		537	} else {
		538	EV::loop EV::LOOP_ONESHOT;
432	}	539	}
		540	}
433		541
434	$time = Event::time - $time;	542	my $time = AE::time - $time;
435		543
436	LOG llevError | logBacktrace, Carp::longmess "long sync job"
437	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
438
439	$tick_start += $time; # do not account sync jobs to server load	544	$TICK_START += $time; # do not account sync jobs to server load
440		545
441	wantarray ? @res : $res[0]	546	wantarray ? @res : $res[0]
442	} else {	547	} else {
443	# we are in another coroutine, how wonderful, everything just works	548	# we are in another coroutine, how wonderful, everything just works
444		549
…		…
469	=item fork_call { }, $args	574	=item fork_call { }, $args
470		575
471	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
472	process, returning the results. Everything must be serialisable with	577	process, returning the results. Everything must be serialisable with
473	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
474	never block itself or use any form of Event handling.	579	never block itself or use any form of event handling.
475		580
476	=cut	581	=cut
477		582
478	sub fork_call(&@) {	583	sub fork_call(&@) {
479	my ($cb, @args) = @_;	584	my ($cb, @args) = @_;
480		585
481	# we seemingly have to make a local copy of the whole thing,	586	# we seemingly have to make a local copy of the whole thing,
482	# otherwise perl prematurely frees the stuff :/	587	# otherwise perl prematurely frees the stuff :/
483	# TODO: investigate and fix (liekly this will be rather laborious)	588	# TODO: investigate and fix (likely this will be rather laborious)
484		589
485	my @res = Coro::Util::fork_eval {	590	my @res = Coro::Util::fork_eval {
486	reset_signals;	591	reset_signals;
487	&$cb	592	&$cb
488	}, @args;	593	}, @args;
489		594
490	wantarray ? @res : $res[-1]	595	wantarray ? @res : $res[-1]
491	}	596	}
492		597
		598	sub objinfo {
		599	(
		600	"counter value" => cf::object::object_count,
		601	"objects created" => cf::object::create_count,
		602	"objects destroyed" => cf::object::destroy_count,
		603	"freelist size" => cf::object::free_count,
		604	"allocated objects" => cf::object::objects_size,
		605	"active objects" => cf::object::actives_size,
		606	)
		607	}
		608
		609	=item $coin = coin_from_name $name
		610
		611	=cut
		612
		613	our %coin_alias = (
		614	"silver" => "silvercoin",
		615	"silvercoin" => "silvercoin",
		616	"silvercoins" => "silvercoin",
		617	"gold" => "goldcoin",
		618	"goldcoin" => "goldcoin",
		619	"goldcoins" => "goldcoin",
		620	"platinum" => "platinacoin",
		621	"platinumcoin" => "platinacoin",
		622	"platinumcoins" => "platinacoin",
		623	"platina" => "platinacoin",
		624	"platinacoin" => "platinacoin",
		625	"platinacoins" => "platinacoin",
		626	"royalty" => "royalty",
		627	"royalties" => "royalty",
		628	);
		629
		630	sub coin_from_name($) {
		631	$coin_alias{$_[0]}
		632	? cf::arch::find $coin_alias{$_[0]}
		633	: undef
		634	}
		635
493	=item $value = cf::db_get $family => $key	636	=item $value = cf::db_get $family => $key
494		637
495	Returns a single value from the environment database.	638	Returns a single value from the environment database.
496		639
497	=item cf::db_put $family => $key => $value	640	=item cf::db_put $family => $key => $value
498		641
499	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
500	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).
501		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
502	=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	}
503		668
504	our $DB;	669	our $DB;
505		670
506	sub db_init {	671	sub db_init {
507	unless ($DB) {
508	$DB = BDB::db_create $DB_ENV;
509
510	cf::sync_job {	672	cf::sync_job {
511	eval {	673	$DB ||= db_table "db";
512	$DB->set_flags (BDB::CHKSUM);
513
514	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
515	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
516	cf::cleanup "db_open(db): $!" if $!;
517	};
518	cf::cleanup "db_open(db): $@" if $@;
519	};
520	}	674	};
521	}	675	}
522		676
523	sub db_get($$) {	677	sub db_get($$) {
524	my $key = "$_[0]/$_[1]";	678	my $key = "$_[0]/$_[1]";
525		679
…		…
575	if (1) {	729	if (1) {
576	$md5 =	730	$md5 =
577	join "\x00",	731	join "\x00",
578	$processversion,	732	$processversion,
579	map {	733	map {
580	Coro::cede;	734	cf::cede_to_tick;
581	($src->[$_], Digest::MD5::md5_hex $data[$_])	735	($src->[$_], Digest::MD5::md5_hex $data[$_])
582	} 0.. $#$src;	736	} 0.. $#$src;
583		737
584		738
585	my $dbmd5 = db_get cache => "$id/md5";	739	my $dbmd5 = db_get cache => "$id/md5";
…		…
623		777
624	#############################################################################	778	#############################################################################
625		779
626	=head2 ATTACHABLE OBJECTS	780	=head2 ATTACHABLE OBJECTS
627		781
628	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
629	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")
630	to it. All such attachable objects support the following methods.	784	to it. All such attachable objects support the following methods.
631		785
632	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>
633	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
634	Crossfire TRT).	788	Deliantra).
635		789
636	=over 4	790	=over 4
637		791
638	=item $attachable->attach ($attachment, key => $value...)	792	=item $attachable->attach ($attachment, key => $value...)
639		793
…		…
683	=item cf::CLASS::attachment $name, ...	837	=item cf::CLASS::attachment $name, ...
684		838
685	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
686	given CLASS can refer to this attachment.	840	given CLASS can refer to this attachment.
687		841
688	Some classes such as crossfire maps and objects can specify attachments	842	Some classes such as deliantra maps and objects can specify attachments
689	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.
690		844
691	These calls expect any number of the following handler/hook descriptions:	845	These calls expect any number of the following handler/hook descriptions:
692		846
693	=over 4	847	=over 4
…		…
921	}	1075	}
922		1076
923	0	1077	0
924	}	1078	}
925		1079
926	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1080	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
927		1081
928	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1082	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
929		1083
930	Generate an object-specific event with the given arguments.	1084	Generate an object-specific event with the given arguments.
931		1085
…		…
937		1091
938	=cut	1092	=cut
939		1093
940	#############################################################################	1094	#############################################################################
941	# object support	1095	# object support
942	#
943		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#
944	sub _can_merge {	1130	sub _can_merge {
945	my ($ob1, $ob2) = @_;	1131	my ($ob1, $ob2) = @_;
946		1132
947	local $Storable::canonical = 1;	1133	++$SLOW_MERGES;#d#
948	my $fob1 = Storable::freeze $ob1;
949	my $fob2 = Storable::freeze $ob2;
950		1134
951	$fob1 eq $fob2	1135	# we do the slow way here
		1136	return _object_equal $ob1, $ob2
952	}	1137	}
953		1138
954	sub reattach {	1139	sub reattach {
955	# basically do the same as instantiate, without calling instantiate	1140	# basically do the same as instantiate, without calling instantiate
956	my ($obj) = @_;	1141	my ($obj) = @_;
957		1142
		1143	# no longer needed after getting rid of delete_package?
958	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
959		1145
960	my $registry = $obj->registry;	1146	my $registry = $obj->registry;
961		1147
962	@$registry = ();	1148	@$registry = ();
963		1149
…		…
978	cf::attachable->attach (	1164	cf::attachable->attach (
979	prio => -1000000,	1165	prio => -1000000,
980	on_instantiate => sub {	1166	on_instantiate => sub {
981	my ($obj, $data) = @_;	1167	my ($obj, $data) = @_;
982		1168
983	$data = from_json $data;	1169	$data = decode_json $data;
984		1170
985	for (@$data) {	1171	for (@$data) {
986	my ($name, $args) = @$_;	1172	my ($name, $args) = @$_;
987		1173
988	$obj->attach ($name, %{$args || {} });	1174	$obj->attach ($name, %{$args || {} });
…		…
1004	sub object_freezer_save {	1190	sub object_freezer_save {
1005	my ($filename, $rdata, $objs) = @_;	1191	my ($filename, $rdata, $objs) = @_;
1006		1192
1007	sync_job {	1193	sync_job {
1008	if (length $$rdata) {	1194	if (length $$rdata) {
		1195	utf8::decode (my $decname = $filename);
1009	warn sprintf "saving %s (%d,%d)\n",	1196	warn sprintf "saving %s (%d,%d)\n",
1010	$filename, length $$rdata, scalar @$objs;	1197	$decname, length $$rdata, scalar @$objs;
1011		1198
1012	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1199	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1013	chmod SAVE_MODE, $fh;	1200	aio_chmod $fh, SAVE_MODE;
1014	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1201	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1015	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	}
1016	close $fh;	1206	aio_close $fh;
1017		1207
1018	if (@$objs) {	1208	if (@$objs) {
1019	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) {
1020	chmod SAVE_MODE, $fh;	1210	aio_chmod $fh, SAVE_MODE;
1021	my $data = Storable::nfreeze { version => 1, objs => $objs };	1211	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1022	aio_write $fh, 0, (length $data), $data, 0;	1212	aio_write $fh, 0, (length $data), $data, 0;
1023	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	}
1024	close $fh;	1217	aio_close $fh;
1025	aio_rename "$filename.pst~", "$filename.pst";	1218	aio_rename "$filename.pst~", "$filename.pst";
1026	}	1219	}
1027	} else {	1220	} else {
1028	aio_unlink "$filename.pst";	1221	aio_unlink "$filename.pst";
1029	}	1222	}
1030		1223
1031	aio_rename "$filename~", $filename;	1224	aio_rename "$filename~", $filename;
		1225
		1226	$filename =~ s%/[^/]+$%%;
		1227	aio_pathsync $filename if $cf::USE_FSYNC;
1032	} else {	1228	} else {
1033	warn "FATAL: $filename~: $!\n";	1229	warn "unable to save objects: $filename~: $!\n";
1034	}	1230	}
1035	} else {	1231	} else {
1036	aio_unlink $filename;	1232	aio_unlink $filename;
1037	aio_unlink "$filename.pst";	1233	aio_unlink "$filename.pst";
1038	}	1234	}
1039	}	1235	};
1040	}	1236	}
1041		1237
1042	sub object_freezer_as_string {	1238	sub object_freezer_as_string {
1043	my ($rdata, $objs) = @_;	1239	my ($rdata, $objs) = @_;
1044		1240
…		…
1056	or return;	1252	or return;
1057		1253
1058	unless (aio_stat "$filename.pst") {	1254	unless (aio_stat "$filename.pst") {
1059	(aio_load "$filename.pst", $av) >= 0	1255	(aio_load "$filename.pst", $av) >= 0
1060	or return;	1256	or return;
		1257
1061	$av = eval { (Storable::thaw $av)->{objs} };	1258	my $st = eval { Coro::Storable::thaw $av };
		1259	$av = $st->{objs};
1062	}	1260	}
1063		1261
		1262	utf8::decode (my $decname = $filename);
1064	warn sprintf "loading %s (%d)\n",	1263	warn sprintf "loading %s (%d,%d)\n",
1065	$filename, length $data, scalar @{$av || []};	1264	$decname, length $data, scalar @{$av || []};
		1265
1066	return ($data, $av);	1266	($data, $av)
1067	}	1267	}
1068		1268
1069	=head2 COMMAND CALLBACKS	1269	=head2 COMMAND CALLBACKS
1070		1270
1071	=over 4	1271	=over 4
…		…
1125	my ($name, $cb) = @_;	1325	my ($name, $cb) = @_;
1126		1326
1127	$EXTICMD{$name} = $cb;	1327	$EXTICMD{$name} = $cb;
1128	}	1328	}
1129		1329
		1330	use File::Glob ();
		1331
1130	cf::player->attach (	1332	cf::player->attach (
1131	on_command => sub {	1333	on_unknown_command => sub {
1132	my ($pl, $name, $params) = @_;	1334	my ($pl, $name, $params) = @_;
1133		1335
1134	my $cb = $COMMAND{$name}	1336	my $cb = $COMMAND{$name}
1135	or return;	1337	or return;
1136		1338
…		…
1149	my ($type, $reply, @payload) =	1351	my ($type, $reply, @payload) =
1150	"ARRAY" eq ref $msg	1352	"ARRAY" eq ref $msg
1151	? @$msg	1353	? @$msg
1152	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove	1354	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1153		1355
		1356	my @reply;
		1357
1154	if (my $cb = $EXTCMD{$type}) {	1358	if (my $cb = $EXTCMD{$type}) {
1155	my @reply = $cb->($pl, @payload);	1359	@reply = $cb->($pl, @payload);
1156
1157	$pl->ext_reply ($reply, @reply)
1158	if $reply;
1159	}	1360	}
		1361
		1362	$pl->ext_reply ($reply, @reply)
		1363	if $reply;
		1364
1160	} else {	1365	} else {
1161	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1366	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1162	}	1367	}
1163		1368
1164	cf::override;	1369	cf::override;
1165	},	1370	},
1166	);	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	}
1167		1385
1168	sub load_extensions {	1386	sub load_extensions {
1169	cf::sync_job {	1387	cf::sync_job {
1170	my %todo;	1388	my %todo;
1171		1389
…		…
1191		1409
1192	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1410	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1193	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1411	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1194		1412
1195	$ext{source} =	1413	$ext{source} =
1196	"package $pkg; use strict; use utf8;\n"	1414	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1197	. "#line 1 \"$path\"\n{\n"	1415	. "#line 1 \"$path\"\n{\n"
1198	. $source	1416	. $source
1199	. "\n};\n1";	1417	. "\n};\n1";
1200		1418
1201	$todo{$base} = \%ext;	1419	$todo{$base} = \%ext;
1202	}	1420	}
1203		1421
		1422	my $pass = 0;
1204	my %done;	1423	my %done;
1205	while (%todo) {	1424	while (%todo) {
1206	my $progress;	1425	my $progress;
1207		1426
		1427	++$pass;
		1428
		1429	ext:
1208	while (my ($k, $v) = each %todo) {	1430	while (my ($k, $v) = each %todo) {
1209	for (split /,\s*/, $v->{meta}{depends}) {	1431	for (split /,\s*/, $v->{meta}{depends}) {
1210	goto skip	1432	next ext
1211	unless exists $done{$_};	1433	unless exists $done{$_};
1212	}	1434	}
1213		1435
1214	warn "... loading '$k' into '$v->{pkg}'\n";	1436	warn "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1215		1437
1216	unless (eval $v->{source}) {	1438	my $active = eval $v->{source};
		1439
		1440	if (length $@) {
1217	my $msg = $@ ? "$v->{path}: $@\n"	1441	warn "$v->{path}: $@\n";
1218	: "$v->{base}: extension inactive.\n";
1219		1442
		1443	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1220	if (exists $v->{meta}{mandatory}) {	1444	if exists $v->{meta}{mandatory};
1221	warn $msg;	1445
1222	warn "mandatory extension failed to load, exiting.\n";	1446	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1223	exit 1;	1447	delete $todo{$k};
1224	}	1448	} else {
1225		1449	$done{$k} = delete $todo{$k};
1226	warn $msg;	1450	push @EXTS, $v->{pkg};
		1451	$progress = 1;
		1452
		1453	warn "$v->{base}: extension inactive.\n"
		1454	unless $active;
1227	}	1455	}
1228
1229	$done{$k} = delete $todo{$k};
1230	push @EXTS, $v->{pkg};
1231	$progress = 1;
1232	}	1456	}
1233		1457
1234	skip:	1458	unless ($progress) {
1235	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1459	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1236	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	}
1237	}	1466	}
1238	};	1467	};
1239	}	1468	}
1240		1469
1241	#############################################################################	1470	#############################################################################
1242		1471
1243	=back	1472	=back
1244		1473
1245	=head2 CORE EXTENSIONS	1474	=head2 CORE EXTENSIONS
1246		1475
1247	Functions and methods that extend core crossfire objects.	1476	Functions and methods that extend core deliantra objects.
1248		1477
1249	=cut	1478	=cut
1250		1479
1251	package cf::player;	1480	package cf::player;
1252		1481
1253	use Coro::AIO;	1482	use Coro::AIO;
1254		1483
1255	=head3 cf::player	1484	=head3 cf::player
1256		1485
1257	=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	}
1258		1501
1259	=item cf::player::find $login	1502	=item cf::player::find $login
1260		1503
1261	Returns the given player object, loading it if necessary (might block).	1504	Returns the given player object, loading it if necessary (might block).
1262		1505
…		…
1281		1524
1282	sub exists($) {	1525	sub exists($) {
1283	my ($login) = @_;	1526	my ($login) = @_;
1284		1527
1285	$cf::PLAYER{$login}	1528	$cf::PLAYER{$login}
1286	or cf::sync_job { !aio_stat path $login }	1529	or !aio_stat path $login
1287	}	1530	}
1288		1531
1289	sub find($) {	1532	sub find($) {
1290	return $cf::PLAYER{$_[0]} || do {	1533	return $cf::PLAYER{$_[0]} || do {
1291	my $login = $_[0];	1534	my $login = $_[0];
…		…
1298	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1541	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1299	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1542	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1300	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1543	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1301	aio_unlink +(playerdir $login) . "/$login.pl";	1544	aio_unlink +(playerdir $login) . "/$login.pl";
1302		1545
1303	my $pl = load_pl path $login	1546	my $f = new_from_file cf::object::thawer path $login
1304	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;
1305	$cf::PLAYER{$login} = $pl	1554	$cf::PLAYER{$login} = $pl
1306	}	1555	}
1307	}	1556	}
1308	}	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	);
1309		1571
1310	sub save($) {	1572	sub save($) {
1311	my ($pl) = @_;	1573	my ($pl) = @_;
1312		1574
1313	return if $pl->{deny_save};	1575	return if $pl->{deny_save};
…		…
1318	return if $pl->{deny_save};	1580	return if $pl->{deny_save};
1319		1581
1320	aio_mkdir playerdir $pl, 0770;	1582	aio_mkdir playerdir $pl, 0770;
1321	$pl->{last_save} = $cf::RUNTIME;	1583	$pl->{last_save} = $cf::RUNTIME;
1322		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
1323	$pl->save_pl ($path);	1590	$pl->save_pl ($path);
1324	Coro::cede;	1591	cf::cede_to_tick;
1325	}	1592	}
1326		1593
1327	sub new($) {	1594	sub new($) {
1328	my ($login) = @_;	1595	my ($login) = @_;
1329		1596
…		…
1358	my ($pl) = @_;	1625	my ($pl) = @_;
1359		1626
1360	my $name = $pl->ob->name;	1627	my $name = $pl->ob->name;
1361		1628
1362	$pl->{deny_save} = 1;	1629	$pl->{deny_save} = 1;
1363	$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
1364		1631
1365	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1632	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1366	$pl->deactivate;	1633	$pl->deactivate;
		1634	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1635	$pl->ob->check_score;
1367	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1636	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1368	$pl->ns->destroy if $pl->ns;	1637	$pl->ns->destroy if $pl->ns;
1369		1638
1370	my $path = playerdir $pl;	1639	my $path = playerdir $pl;
1371	my $temp = "$path~$cf::RUNTIME~deleting~";	1640	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1407	or return [];	1676	or return [];
1408		1677
1409	my @logins;	1678	my @logins;
1410		1679
1411	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") {
1412	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1686	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1413	aio_read $fh, 0, 512, my $buf, 0 or next;	1687	aio_read $fh, 0, 512, my $buf, 0 or next;
1414	$buf !~ /^password -------------$/m or next; # official not-valid tag	1688	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1689	}
1415		1690
1416	utf8::decode $login;	1691	utf8::decode $login;
1417	push @logins, $login;	1692	push @logins, $login;
1418	}	1693	}
1419		1694
1420	\@logins	1695	\@logins
1421	}	1696	}
1422		1697
1423	=item $player->maps	1698	=item $player->maps
		1699
		1700	=item cf::player::maps $login
1424		1701
1425	Returns an arrayref of map paths that are private for this	1702	Returns an arrayref of map paths that are private for this
1426	player. May block.	1703	player. May block.
1427		1704
1428	=cut	1705	=cut
…		…
1446	}	1723	}
1447		1724
1448	\@paths	1725	\@paths
1449	}	1726	}
1450		1727
1451	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1728	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1452		1729
1453	Expand crossfire pod fragments into protocol xml.	1730	Expand deliantra pod fragments into protocol xml.
1454
1455	=cut
1456
1457	sub expand_cfpod {
1458	((my $self), (local $_)) = @_;
1459
1460	# escape & and <
1461	s/&/&amp;/g;
1462	s/(?<![BIUGH])</&lt;/g;
1463
1464	# this is buggy, it needs to properly take care of nested <'s
1465
1466	1 while
1467	# replace B<>, I<>, U<> etc.
1468	s/B<([^\>]*)>/<b>$1<\/b>/
1469	|| s/I<([^\>]*)>/<i>$1<\/i>/
1470	|| s/U<([^\>]*)>/<u>$1<\/u>/
1471	# replace G<male|female> tags
1472	|| s{G<([^>|]*)\|([^>]*)>}{
1473	$self->gender ? $2 : $1
1474	}ge
1475	# replace H<hint text>
1476	|| s{H<([^\>]*)>}
1477	{
1478	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1479	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1480	"")
1481	[$self->{hintmode}]
1482	}ge;
1483
1484	# create single paragraphs (very hackish)
1485	s/(?<=\S)\n(?=\w)/ /g;
1486
1487	# compress some whitespace
1488	s/\s+\n/\n/g; # ws line-ends
1489	s/\n\n+/\n/g; # double lines
1490	s/^\n+//; # beginning lines
1491	s/\n+$//; # ending lines
1492
1493	$_
1494	}
1495
1496	sub hintmode {
1497	$_[0]{hintmode} = $_[1] if @_ > 1;
1498	$_[0]{hintmode}
1499	}
1500		1731
1501	=item $player->ext_reply ($msgid, @msg)	1732	=item $player->ext_reply ($msgid, @msg)
1502		1733
1503	Sends an ext reply to the player.	1734	Sends an ext reply to the player.
1504		1735
…		…
1536		1767
1537	=cut	1768	=cut
1538		1769
1539	sub find_by_path($) {	1770	sub find_by_path($) {
1540	my ($path) = @_;	1771	my ($path) = @_;
		1772
		1773	$path =~ s/^~[^\/]*//; # skip ~login
1541		1774
1542	my ($match, $specificity);	1775	my ($match, $specificity);
1543		1776
1544	for my $region (list) {	1777	for my $region (list) {
1545	if ($region->{match} && $path =~ $region->{match}) {	1778	if ($region->{match} && $path =~ $region->{match}) {
…		…
1571	our $MAX_RESET = 3600;	1804	our $MAX_RESET = 3600;
1572	our $DEFAULT_RESET = 3000;	1805	our $DEFAULT_RESET = 3000;
1573		1806
1574	sub generate_random_map {	1807	sub generate_random_map {
1575	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
1576	# mit "rum" bekleckern, nicht	1812	# mit "rum" bekleckern, nicht
1577	$self->_create_random_map (	1813	$self->_create_random_map (
1578	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1814	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1579	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1815	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1580	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1816	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1581	$rmp->{exit_on_final_map},	1817	$rmp->{exit_on_final_map},
1582	$rmp->{xsize}, $rmp->{ysize},	1818	$rmp->{xsize}, $rmp->{ysize},
1583	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1819	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1584	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1820	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1702		1938
1703	# the temporary/swap location	1939	# the temporary/swap location
1704	sub save_path {	1940	sub save_path {
1705	my ($self) = @_;	1941	my ($self) = @_;
1706		1942
1707	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1943	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1708	"$TMPDIR/$path.map"	1944	"$TMPDIR/$path.map"
1709	}	1945	}
1710		1946
1711	# the unique path, undef == no special unique path	1947	# the unique path, undef == no special unique path
1712	sub uniq_path {	1948	sub uniq_path {
1713	my ($self) = @_;	1949	my ($self) = @_;
1714		1950
1715	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1951	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1716	"$UNIQUEDIR/$path"	1952	"$UNIQUEDIR/$path"
1717	}
1718
1719	# and all this just because we cannot iterate over
1720	# all maps in C++...
1721	sub change_all_map_light {
1722	my ($change) = @_;
1723
1724	$_->change_map_light ($change)
1725	for grep $_->outdoor, values %cf::MAP;
1726	}	1953	}
1727		1954
1728	sub decay_objects {	1955	sub decay_objects {
1729	my ($self) = @_;	1956	my ($self) = @_;
1730		1957
…		…
1743		1970
1744	sub load_header_from($) {	1971	sub load_header_from($) {
1745	my ($self, $path) = @_;	1972	my ($self, $path) = @_;
1746		1973
1747	utf8::encode $path;	1974	utf8::encode $path;
1748	#aio_open $path, O_RDONLY, 0	1975	my $f = new_from_file cf::object::thawer $path
1749	# or return;
1750
1751	$self->_load_header ($path)
1752	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;
1753		1983
1754	$self->{load_path} = $path;	1984	$self->{load_path} = $path;
1755		1985
1756	1	1986	1
1757	}	1987	}
…		…
1811	sub find {	2041	sub find {
1812	my ($path, $origin) = @_;	2042	my ($path, $origin) = @_;
1813		2043
1814	$path = normalise $path, $origin && $origin->path;	2044	$path = normalise $path, $origin && $origin->path;
1815		2045
		2046	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1816	cf::lock_wait "map_find:$path";	2047	my $guard2 = cf::lock_acquire "map_find:$path";
1817		2048
1818	$cf::MAP{$path} || do {	2049	$cf::MAP{$path} || do {
1819	my $guard = cf::lock_acquire "map_find:$path";
1820	my $map = new_from_path cf::map $path	2050	my $map = new_from_path cf::map $path
1821	or return;	2051	or return;
1822		2052
1823	$map->{last_save} = $cf::RUNTIME;	2053	$map->{last_save} = $cf::RUNTIME;
1824		2054
…		…
1826	or return;	2056	or return;
1827		2057
1828	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2058	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1829	# doing this can freeze the server in a sync job, obviously	2059	# doing this can freeze the server in a sync job, obviously
1830	#$cf::WAIT_FOR_TICK->wait;	2060	#$cf::WAIT_FOR_TICK->wait;
		2061	undef $guard2;
		2062	undef $guard1;
1831	$map->reset;	2063	$map->reset;
1832	undef $guard;
1833	return find $path;	2064	return find $path;
1834	}	2065	}
1835		2066
1836	$cf::MAP{$path} = $map	2067	$cf::MAP{$path} = $map
1837	}	2068	}
1838	}	2069	}
1839		2070
1840	sub pre_load { }	2071	sub pre_load { }
1841	sub post_load { }	2072	#sub post_load { } # XS
1842		2073
1843	sub load {	2074	sub load {
1844	my ($self) = @_;	2075	my ($self) = @_;
1845		2076
1846	local $self->{deny_reset} = 1; # loading can take a long time	2077	local $self->{deny_reset} = 1; # loading can take a long time
1847		2078
1848	my $path = $self->{path};	2079	my $path = $self->{path};
1849		2080
1850	{	2081	{
1851	my $guard = cf::lock_acquire "map_load:$path";	2082	my $guard = cf::lock_acquire "map_data:$path";
1852		2083
		2084	return unless $self->valid;
1853	return if $self->in_memory != cf::MAP_SWAPPED;	2085	return unless $self->in_memory == cf::MAP_SWAPPED;
1854		2086
1855	$self->in_memory (cf::MAP_LOADING);	2087	$self->in_memory (cf::MAP_LOADING);
1856		2088
1857	$self->alloc;	2089	$self->alloc;
1858		2090
1859	$self->pre_load;	2091	$self->pre_load;
1860	Coro::cede;	2092	cf::cede_to_tick;
1861		2093
		2094	my $f = new_from_file cf::object::thawer $self->{load_path};
		2095	$f->skip_block;
1862	$self->_load_objects ($self->{load_path}, 1)	2096	$self->_load_objects ($f)
1863	or return;	2097	or return;
1864		2098
1865	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2099	$self->post_load_original
1866	if delete $self->{load_original};	2100	if delete $self->{load_original};
1867		2101
1868	if (my $uniq = $self->uniq_path) {	2102	if (my $uniq = $self->uniq_path) {
1869	utf8::encode $uniq;	2103	utf8::encode $uniq;
1870	if (aio_open $uniq, O_RDONLY, 0) {	2104	unless (aio_stat $uniq) {
		2105	if (my $f = new_from_file cf::object::thawer $uniq) {
1871	$self->clear_unique_items;	2106	$self->clear_unique_items;
1872	$self->_load_objects ($uniq, 0);	2107	$self->_load_objects ($f);
		2108	$f->resolve_delayed_derefs;
		2109	}
1873	}	2110	}
1874	}	2111	}
1875		2112
1876	Coro::cede;	2113	$f->resolve_delayed_derefs;
		2114
		2115	cf::cede_to_tick;
1877	# now do the right thing for maps	2116	# now do the right thing for maps
1878	$self->link_multipart_objects;	2117	$self->link_multipart_objects;
1879	$self->difficulty ($self->estimate_difficulty)	2118	$self->difficulty ($self->estimate_difficulty)
1880	unless $self->difficulty;	2119	unless $self->difficulty;
1881	Coro::cede;	2120	cf::cede_to_tick;
1882		2121
1883	unless ($self->{deny_activate}) {	2122	unless ($self->{deny_activate}) {
1884	$self->decay_objects;	2123	$self->decay_objects;
1885	$self->fix_auto_apply;	2124	$self->fix_auto_apply;
1886	$self->update_buttons;	2125	$self->update_buttons;
1887	Coro::cede;	2126	cf::cede_to_tick;
1888	$self->set_darkness_map;
1889	Coro::cede;
1890	$self->activate;	2127	$self->activate;
1891	}	2128	}
1892		2129
1893	$self->{last_save} = $cf::RUNTIME;	2130	$self->{last_save} = $cf::RUNTIME;
1894	$self->last_access ($cf::RUNTIME);	2131	$self->last_access ($cf::RUNTIME);
1895		2132
1896	$self->in_memory (cf::MAP_IN_MEMORY);	2133	$self->in_memory (cf::MAP_ACTIVE);
1897	}	2134	}
1898		2135
1899	$self->post_load;	2136	$self->post_load;
1900	}	2137	}
1901		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
1902	sub customise_for {	2142	sub customise_for {
1903	my ($self, $ob) = @_;	2143	my ($self, $ob) = @_;
1904		2144
1905	return find "~" . $ob->name . "/" . $self->{path}	2145	return find "~" . $ob->name . "/" . $self->{path}
1906	if $self->per_player;	2146	if $self->per_player;
…		…
1944	}	2184	}
1945		2185
1946	sub do_load_sync {	2186	sub do_load_sync {
1947	my ($map) = @_;	2187	my ($map) = @_;
1948		2188
		2189	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2190	if $Coro::current == $Coro::main;
		2191
1949	cf::sync_job { $map->load };	2192	cf::sync_job { $map->load };
1950	}	2193	}
1951		2194
1952	our %MAP_PREFETCH;	2195	our %MAP_PREFETCH;
1953	our $MAP_PREFETCHER = undef;	2196	our $MAP_PREFETCHER = undef;
1954		2197
1955	sub find_async {	2198	sub find_async {
1956	my ($path, $origin) = @_;	2199	my ($path, $origin, $load) = @_;
1957		2200
1958	$path = normalise $path, $origin && $origin->{path};	2201	$path = normalise $path, $origin && $origin->{path};
1959		2202
1960	if (my $map = $cf::MAP{$path}) {	2203	if (my $map = $cf::MAP{$path}) {
1961	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2204	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1962	}	2205	}
1963		2206
1964	undef $MAP_PREFETCH{$path};	2207	$MAP_PREFETCH{$path} |= $load;
		2208
1965	$MAP_PREFETCHER ||= cf::async {	2209	$MAP_PREFETCHER ||= cf::async {
		2210	$Coro::current->{desc} = "map prefetcher";
		2211
1966	while (%MAP_PREFETCH) {	2212	while (%MAP_PREFETCH) {
1967	for my $path (keys %MAP_PREFETCH) {	2213	while (my ($k, $v) = each %MAP_PREFETCH) {
1968	if (my $map = find $path) {	2214	if (my $map = find $k) {
1969	$map->load;	2215	$map->load if $v;
1970	}	2216	}
1971		2217
1972	delete $MAP_PREFETCH{$path};	2218	delete $MAP_PREFETCH{$k};
1973	}	2219	}
1974	}	2220	}
1975	undef $MAP_PREFETCHER;	2221	undef $MAP_PREFETCHER;
1976	};	2222	};
1977	$MAP_PREFETCHER->prio (6);	2223	$MAP_PREFETCHER->prio (6);
1978		2224
1979	()	2225	()
1980	}	2226	}
1981		2227
		2228	# common code, used by both ->save and ->swapout
1982	sub save {	2229	sub _save {
1983	my ($self) = @_;	2230	my ($self) = @_;
1984
1985	my $lock = cf::lock_acquire "map_data:" . $self->path;
1986		2231
1987	$self->{last_save} = $cf::RUNTIME;	2232	$self->{last_save} = $cf::RUNTIME;
1988		2233
1989	return unless $self->dirty;	2234	return unless $self->dirty;
1990		2235
…		…
1996	return if $self->{deny_save};	2241	return if $self->{deny_save};
1997		2242
1998	local $self->{last_access} = $self->last_access;#d#	2243	local $self->{last_access} = $self->last_access;#d#
1999		2244
2000	cf::async {	2245	cf::async {
		2246	$Coro::current->{desc} = "map player save";
2001	$_->contr->save for $self->players;	2247	$_->contr->save for $self->players;
2002	};	2248	};
		2249
		2250	cf::get_slot 0.02;
2003		2251
2004	if ($uniq) {	2252	if ($uniq) {
2005	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2253	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2006	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2254	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2007	} else {	2255	} else {
2008	$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);
2009	}	2257	}
2010	}	2258	}
2011		2259
		2260	sub save {
		2261	my ($self) = @_;
		2262
		2263	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2264
		2265	$self->_save;
		2266	}
		2267
2012	sub swap_out {	2268	sub swap_out {
2013	my ($self) = @_;	2269	my ($self) = @_;
2014		2270
2015	# save first because save cedes
2016	$self->save;
2017
2018	my $lock = cf::lock_acquire "map_data:" . $self->path;	2271	my $lock = cf::lock_acquire "map_data:$self->{path}";
2019		2272
		2273	return if $self->in_memory != cf::MAP_ACTIVE;
		2274	return if $self->{deny_save};
2020	return if $self->players;	2275	return if $self->players;
2021	return if $self->in_memory != cf::MAP_IN_MEMORY;
2022	return if $self->{deny_save};
2023		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
2024	$self->clear;	2286	$self->clear;
2025	$self->in_memory (cf::MAP_SWAPPED);
2026	}	2287	}
2027		2288
2028	sub reset_at {	2289	sub reset_at {
2029	my ($self) = @_;	2290	my ($self) = @_;
2030		2291
…		…
2048		2309
2049	my $lock = cf::lock_acquire "map_data:$self->{path}";	2310	my $lock = cf::lock_acquire "map_data:$self->{path}";
2050		2311
2051	return if $self->players;	2312	return if $self->players;
2052		2313
2053	warn "resetting map ", $self->path;	2314	warn "resetting map ", $self->path, "\n";
2054		2315
2055	$self->in_memory (cf::MAP_SWAPPED);	2316	$self->in_memory (cf::MAP_SWAPPED);
2056		2317
2057	# need to save uniques path	2318	# need to save uniques path
2058	unless ($self->{deny_save}) {	2319	unless ($self->{deny_save}) {
…		…
2062	if $uniq;	2323	if $uniq;
2063	}	2324	}
2064		2325
2065	delete $cf::MAP{$self->path};	2326	delete $cf::MAP{$self->path};
2066		2327
		2328	$self->deactivate;
		2329	$_->clear_links_to ($self) for values %cf::MAP;
2067	$self->clear;	2330	$self->clear;
2068
2069	$_->clear_links_to ($self) for values %cf::MAP;
2070		2331
2071	$self->unlink_save;	2332	$self->unlink_save;
2072	$self->destroy;	2333	$self->destroy;
2073	}	2334	}
2074		2335
2075	my $nuke_counter = "aaaa";	2336	my $nuke_counter = "aaaa";
2076		2337
2077	sub nuke {	2338	sub nuke {
2078	my ($self) = @_;	2339	my ($self) = @_;
2079		2340
		2341	{
		2342	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2343
2080	delete $cf::MAP{$self->path};	2344	delete $cf::MAP{$self->path};
2081		2345
2082	$self->unlink_save;	2346	$self->unlink_save;
2083		2347
2084	bless $self, "cf::map";	2348	bless $self, "cf::map";
2085	delete $self->{deny_reset};	2349	delete $self->{deny_reset};
2086	$self->{deny_save} = 1;	2350	$self->{deny_save} = 1;
2087	$self->reset_timeout (1);	2351	$self->reset_timeout (1);
2088	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2352	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2089		2353
2090	$cf::MAP{$self->path} = $self;	2354	$cf::MAP{$self->path} = $self;
		2355	}
2091		2356
2092	$self->reset; # polite request, might not happen	2357	$self->reset; # polite request, might not happen
2093	}	2358	}
2094		2359
2095	=item $maps = cf::map::tmp_maps	2360	=item $maps = cf::map::tmp_maps
…		…
2137		2402
2138	sub unique_maps() {	2403	sub unique_maps() {
2139	[	2404	[
2140	map {	2405	map {
2141	utf8::decode $_;	2406	utf8::decode $_;
2142	/\.map$/	2407	s/\.map$//; # TODO future compatibility hack
		2408	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2409	? ()
2143	? normalise $_	2410	: normalise $_
2144	: ()
2145	} @{ aio_readdir $UNIQUEDIR or [] }	2411	} @{ aio_readdir $UNIQUEDIR or [] }
2146	]	2412	]
2147	}	2413	}
2148		2414
2149	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	}
2150		2446
2151	=back	2447	=back
2152		2448
2153	=head3 cf::object	2449	=head3 cf::object
2154		2450
…		…
2158		2454
2159	=over 4	2455	=over 4
2160		2456
2161	=item $ob->inv_recursive	2457	=item $ob->inv_recursive
2162		2458
2163	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.
2164		2461
2165	=cut	2462	=cut
2166		2463
2167	sub inv_recursive_;	2464	sub inv_recursive_;
2168	sub inv_recursive_ {	2465	sub inv_recursive_ {
…		…
2171		2468
2172	sub inv_recursive {	2469	sub inv_recursive {
2173	inv_recursive_ inv $_[0]	2470	inv_recursive_ inv $_[0]
2174	}	2471	}
2175		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
2176	package cf;	2501	package cf;
2177		2502
2178	=back	2503	=back
2179		2504
2180	=head3 cf::object::player	2505	=head3 cf::object::player
…		…
2186	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>
2187	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
2188	dialogue with the given NPC character.	2513	dialogue with the given NPC character.
2189		2514
2190	=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	};
2191		2530
2192	# rough implementation of a future "reply" method that works	2531	# rough implementation of a future "reply" method that works
2193	# with dialog boxes.	2532	# with dialog boxes.
2194	#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
2195	sub cf::object::player::reply($$$;$) {	2534	sub cf::object::player::reply($$$;$) {
…		…
2207	my $dialog = $pl->{npc_dialog};	2546	my $dialog = $pl->{npc_dialog};
2208	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2547	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2209		2548
2210	} else {	2549	} else {
2211	$msg = $npc->name . " says: $msg" if $npc;	2550	$msg = $npc->name . " says: $msg" if $npc;
2212	$self->message ($msg, $flags);	2551	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2213	}	2552	}
2214	}	2553	}
2215	}	2554	}
2216		2555
2217	=item $object->send_msg ($channel, $msg, $color, [extra...])	2556	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2242		2581
2243	=item $player_object->enter_link	2582	=item $player_object->enter_link
2244		2583
2245	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}>).
2246		2585
2247	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.
2248	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.
2249		2590
2250	Will never block.	2591	Will never block.
2251		2592
2252	=item $player_object->leave_link ($map, $x, $y)	2593	=item $player_object->leave_link ($map, $x, $y)
2253		2594
…		…
2278	return if UNIVERSAL::isa $self->map, "ext::map_link";	2619	return if UNIVERSAL::isa $self->map, "ext::map_link";
2279		2620
2280	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2621	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2281	if $self->map && $self->map->{path} ne "{link}";	2622	if $self->map && $self->map->{path} ne "{link}";
2282		2623
2283	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2624	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2284	}	2625	}
2285		2626
2286	sub cf::object::player::leave_link {	2627	sub cf::object::player::leave_link {
2287	my ($self, $map, $x, $y) = @_;	2628	my ($self, $map, $x, $y) = @_;
2288		2629
…		…
2305	($x, $y) = (-1, -1)	2646	($x, $y) = (-1, -1)
2306	unless (defined $x) && (defined $y);	2647	unless (defined $x) && (defined $y);
2307		2648
2308	# use -1 or undef as default coordinates, not 0, 0	2649	# use -1 or undef as default coordinates, not 0, 0
2309	($x, $y) = ($map->enter_x, $map->enter_y)	2650	($x, $y) = ($map->enter_x, $map->enter_y)
2310	if $x <=0 && $y <= 0;	2651	if $x <= 0 && $y <= 0;
2311		2652
2312	$map->load;	2653	$map->load;
2313	$map->load_neighbours;	2654	$map->load_neighbours;
2314		2655
2315	return unless $self->contr->active;	2656	return unless $self->contr->active;
2316	$self->activate_recursive;
2317		2657
2318	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2658	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2319	$self->enter_map ($map, $x, $y);	2659	$self->enter_map ($map, $x, $y);
		2660
		2661	# only activate afterwards, to support waiting in hooks
		2662	$self->activate_recursive;
2320	}	2663	}
2321		2664
2322	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2665	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2323		2666
2324	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
2325	her, loading and preparing them map, calling the provided $check callback	2668	her, loading and preparing them map, calling the provided $check callback
2326	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
2327	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
2328	be called at the end of this process.	2671	be called at the end of this process.
2329		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
2330	=cut	2676	=cut
2331		2677
2332	our $GOTOGEN;	2678	our $GOTOGEN;
2333		2679
2334	sub cf::object::player::goto {	2680	sub cf::object::player::goto {
…		…
2338	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2684	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2339		2685
2340	$self->enter_link;	2686	$self->enter_link;
2341		2687
2342	(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
2343	my $map = eval {	2710	my $map = eval {
2344	my $map = cf::map::find $path;	2711	my $map = defined $path ? cf::map::find $path : undef;
2345		2712
2346	if ($map) {	2713	if ($map) {
2347	$map = $map->customise_for ($self);	2714	$map = $map->customise_for ($self);
2348	$map = $check->($map) if $check && $map;	2715	$map = $check->($map) if $check && $map;
2349	} else {	2716	} else {
2350	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2717	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2351	}	2718	}
2352		2719
2353	$map	2720	$map
2354	};	2721	};
2355		2722
…		…
2391	}	2758	}
2392		2759
2393	sub prepare_random_map {	2760	sub prepare_random_map {
2394	my ($exit) = @_;	2761	my ($exit) = @_;
2395		2762
2396	my $guard = cf::lock_acquire "exit_prepare:$exit";
2397
2398	# all this does is basically replace the /! path by	2763	# all this does is basically replace the /! path by
2399	# a new random map path (?random/...) with a seed	2764	# a new random map path (?random/...) with a seed
2400	# that depends on the exit object	2765	# that depends on the exit object
2401		2766
2402	my $rmp = parse_random_map_params $exit->msg;	2767	my $rmp = parse_random_map_params $exit->msg;
…		…
2404	if ($exit->map) {	2769	if ($exit->map) {
2405	$rmp->{region} = $exit->region->name;	2770	$rmp->{region} = $exit->region->name;
2406	$rmp->{origin_map} = $exit->map->path;	2771	$rmp->{origin_map} = $exit->map->path;
2407	$rmp->{origin_x} = $exit->x;	2772	$rmp->{origin_x} = $exit->x;
2408	$rmp->{origin_y} = $exit->y;	2773	$rmp->{origin_y} = $exit->y;
		2774
		2775	$exit->map->touch;
2409	}	2776	}
2410		2777
2411	$rmp->{random_seed} ||= $exit->random_seed;	2778	$rmp->{random_seed} ||= $exit->random_seed;
2412		2779
2413	my $data = cf::to_json $rmp;	2780	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2414	my $md5 = Digest::MD5::md5_hex $data;	2781	my $md5 = Digest::MD5::md5_hex $data;
2415	my $meta = "$RANDOMDIR/$md5.meta";	2782	my $meta = "$RANDOMDIR/$md5.meta";
2416		2783
2417	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2784	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2418	aio_write $fh, 0, (length $data), $data, 0;	2785	aio_write $fh, 0, (length $data), $data, 0;
2419	undef $fh;	2786	undef $fh;
2420	aio_rename "$meta~", $meta;	2787	aio_rename "$meta~", $meta;
2421		2788
		2789	my $slaying = "?random/$md5";
		2790
		2791	if ($exit->valid) {
2422	$exit->slaying ("?random/$md5");	2792	$exit->slaying ("?random/$md5");
2423	$exit->msg (undef);	2793	$exit->msg (undef);
		2794	}
2424	}	2795	}
2425	}	2796	}
2426		2797
2427	sub cf::object::player::enter_exit {	2798	sub cf::object::player::enter_exit {
2428	my ($self, $exit) = @_;	2799	my ($self, $exit) = @_;
2429		2800
2430	return unless $self->type == cf::PLAYER;	2801	return unless $self->type == cf::PLAYER;
2431		2802
2432	if ($exit->slaying eq "/!") {
2433	#TODO: this should de-fi-ni-te-ly not be a sync-job
2434	# the problem is that $exit might not survive long enough
2435	# so it needs to be done right now, right here
2436	cf::sync_job { prepare_random_map $exit };
2437	}
2438
2439	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2440	my $hp = $exit->stats->hp;
2441	my $sp = $exit->stats->sp;
2442
2443	$self->enter_link;	2803	$self->enter_link;
2444		2804
2445	# if exit is damned, update players death & WoR home-position
2446	$self->contr->savebed ($slaying, $hp, $sp)
2447	if $exit->flag (FLAG_DAMNED);
2448
2449	(async {	2805	(async {
2450	$self->deactivate_recursive; # just to be sure	2806	$Coro::current->{desc} = "enter_exit";
		2807
2451	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
2452	$self->goto ($slaying, $hp, $sp);	2823	$self->goto ($map, $x, $y);
2453		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
2454	1;	2829	1
2455	}) {	2830	}) {
2456	$self->message ("Something went wrong deep within the crossfire server. "	2831	$self->message ("Something went wrong deep within the deliantra server. "
2457	. "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. "
2458	. "Please report this to the dungeon master!",	2833	. "Please report this to the dungeon master!",
2459	cf::NDI_UNIQUE | cf::NDI_RED);	2834	cf::NDI_UNIQUE | cf::NDI_RED);
2460		2835
2461	warn "ERROR in enter_exit: $@";	2836	warn "ERROR in enter_exit: $@";
…		…
2478	sub cf::client::send_drawinfo {	2853	sub cf::client::send_drawinfo {
2479	my ($self, $text, $flags) = @_;	2854	my ($self, $text, $flags) = @_;
2480		2855
2481	utf8::encode $text;	2856	utf8::encode $text;
2482	$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);
2483	}	2883	}
2484		2884
2485	=item $client->send_msg ($channel, $msg, $color, [extra...])	2885	=item $client->send_msg ($channel, $msg, $color, [extra...])
2486		2886
2487	Send a drawinfo or msg packet to the client, formatting the msg for the	2887	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2489	the message, with C<log> being the default. If C<$color> is negative, suppress	2889	the message, with C<log> being the default. If C<$color> is negative, suppress
2490	the message unless the client supports the msg packet.	2890	the message unless the client supports the msg packet.
2491		2891
2492	=cut	2892	=cut
2493		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" => $CHAT_CHANNEL,
		3006	);
		3007
2494	sub cf::client::send_msg {	3008	sub cf::client::send_msg {
2495	my ($self, $channel, $msg, $color, @extra) = @_;	3009	my ($self, $channel, $msg, $color, @extra) = @_;
2496		3010
2497	$msg = $self->pl->expand_cfpod ($msg);	3011	$msg = $self->pl->expand_cfpod ($msg)
		3012	unless $color & cf::NDI_VERBATIM;
2498		3013
2499	$color &= cf::NDI_CLIENT_MASK; # just in case...	3014	$color &= cf::NDI_CLIENT_MASK; # just in case...
2500		3015
		3016	# check predefined channels, for the benefit of C
		3017	if ($CHANNEL{$channel}) {
		3018	$channel = $CHANNEL{$channel};
		3019
		3020	$self->ext_msg (channel_info => $channel);
		3021	$channel = $channel->{id};
		3022
2501	if (ref $channel) {	3023	} elsif (ref $channel) {
2502	# send meta info to client, if not yet sent	3024	# send meta info to client, if not yet sent
2503	unless (exists $self->{channel}{$channel->{id}}) {	3025	unless (exists $self->{channel}{$channel->{id}}) {
2504	$self->{channel}{$channel->{id}} = $channel;	3026	$self->{channel}{$channel->{id}} = $channel;
2505	$self->ext_msg (channel_info => $channel);	3027	$self->ext_msg (channel_info => $channel);
2506	}	3028	}
…		…
2508	$channel = $channel->{id};	3030	$channel = $channel->{id};
2509	}	3031	}
2510		3032
2511	return unless @extra || length $msg;	3033	return unless @extra || length $msg;
2512		3034
2513	if ($self->can_msg) {
2514	# default colour, mask it out	3035	# default colour, mask it out
2515	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3036	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2516	if $color & cf::NDI_DEF;	3037	if $color & cf::NDI_DEF;
2517		3038
2518	$self->send_packet ("msg " . $self->{json_coder}->encode (	3039	my $pkt = "msg "
		3040	. $self->{json_coder}->encode (
2519	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3041	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2520	} else {	3042	);
2521	if ($color >= 0) {
2522	# replace some tags by gcfclient-compatible ones
2523	for ($msg) {
2524	1 while
2525	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2526	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2527	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2528	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2529	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2530	}
2531		3043
2532	$color &= cf::NDI_COLOR_MASK;	3044	$self->send_big_packet ($pkt);
2533
2534	utf8::encode $msg;
2535
2536	if (0 && $msg =~ /\[/) {
2537	# COMMAND/INFO
2538	$self->send_packet ("drawextinfo $color 10 8 $msg")
2539	} else {
2540	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2541	$self->send_packet ("drawinfo $color $msg")
2542	}
2543	}
2544	}
2545	}	3045	}
2546		3046
2547	=item $client->ext_msg ($type, @msg)	3047	=item $client->ext_msg ($type, @msg)
2548		3048
2549	Sends an ext event to the client.	3049	Sends an ext event to the client.
…		…
2551	=cut	3051	=cut
2552		3052
2553	sub cf::client::ext_msg($$@) {	3053	sub cf::client::ext_msg($$@) {
2554	my ($self, $type, @msg) = @_;	3054	my ($self, $type, @msg) = @_;
2555		3055
2556	my $extcmd = $self->extcmd;
2557
2558	if ($extcmd == 2) {	3056	if ($self->extcmd == 2) {
2559	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3057	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2560	} elsif ($extcmd == 1) { # TODO: remove	3058	} elsif ($self->extcmd == 1) { # TODO: remove
2561	push @msg, msgtype => "event_$type";	3059	push @msg, msgtype => "event_$type";
2562	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3060	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2563	}	3061	}
2564	}	3062	}
2565		3063
2566	=item $client->ext_reply ($msgid, @msg)	3064	=item $client->ext_reply ($msgid, @msg)
2567		3065
…		…
2571		3069
2572	sub cf::client::ext_reply($$@) {	3070	sub cf::client::ext_reply($$@) {
2573	my ($self, $id, @msg) = @_;	3071	my ($self, $id, @msg) = @_;
2574		3072
2575	if ($self->extcmd == 2) {	3073	if ($self->extcmd == 2) {
2576	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3074	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2577	} elsif ($self->ns->extcmd == 1) {	3075	} elsif ($self->extcmd == 1) {
2578	#TODO: version 1, remove	3076	#TODO: version 1, remove
2579	unshift @msg, msgtype => "reply", msgid => $id;	3077	unshift @msg, msgtype => "reply", msgid => $id;
2580	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3078	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2581	}	3079	}
2582	}	3080	}
2583		3081
2584	=item $success = $client->query ($flags, "text", \&cb)	3082	=item $success = $client->query ($flags, "text", \&cb)
2585		3083
…		…
2646	my ($type, $reply, @payload) =	3144	my ($type, $reply, @payload) =
2647	"ARRAY" eq ref $msg	3145	"ARRAY" eq ref $msg
2648	? @$msg	3146	? @$msg
2649	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove	3147	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2650		3148
		3149	my @reply;
		3150
2651	if (my $cb = $EXTICMD{$type}) {	3151	if (my $cb = $EXTICMD{$type}) {
2652	my @reply = $cb->($ns, @payload);	3152	@reply = $cb->($ns, @payload);
2653
2654	$ns->ext_reply ($reply, @reply)
2655	if $reply;
2656	}	3153	}
		3154
		3155	$ns->ext_reply ($reply, @reply)
		3156	if $reply;
		3157
2657	} else {	3158	} else {
2658	warn "client " . ($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";
2659	}	3160	}
2660		3161
2661	cf::override;	3162	cf::override;
…		…
2683		3184
2684	$coro	3185	$coro
2685	}	3186	}
2686		3187
2687	cf::client->attach (	3188	cf::client->attach (
2688	on_destroy => sub {	3189	on_client_destroy => sub {
2689	my ($ns) = @_;	3190	my ($ns) = @_;
2690		3191
2691	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3192	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2692	},	3193	},
2693	);	3194	);
…		…
2709	our $safe_hole = new Safe::Hole;	3210	our $safe_hole = new Safe::Hole;
2710		3211
2711	$SIG{FPE} = 'IGNORE';	3212	$SIG{FPE} = 'IGNORE';
2712		3213
2713	$safe->permit_only (Opcode::opset qw(	3214	$safe->permit_only (Opcode::opset qw(
2714	:base_core :base_mem :base_orig :base_math	3215	:base_core :base_mem :base_orig :base_math :base_loop
2715	grepstart grepwhile mapstart mapwhile	3216	grepstart grepwhile mapstart mapwhile
2716	sort time	3217	sort time
2717	));	3218	));
2718		3219
2719	# here we export the classes and methods available to script code	3220	# here we export the classes and methods available to script code
…		…
2721	=pod	3222	=pod
2722		3223
2723	The following functions and methods are available within a safe environment:	3224	The following functions and methods are available within a safe environment:
2724		3225
2725	cf::object	3226	cf::object
2726	contr pay_amount pay_player map x y force_find force_add	3227	contr pay_amount pay_player map x y force_find force_add destroy
2727	insert remove name archname title slaying race	3228	insert remove name archname title slaying race decrease split
		3229	value
2728		3230
2729	cf::object::player	3231	cf::object::player
2730	player	3232	player
2731		3233
2732	cf::player	3234	cf::player
…		…
2737		3239
2738	=cut	3240	=cut
2739		3241
2740	for (	3242	for (
2741	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3243	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2742	insert remove inv name archname title slaying race)],	3244	insert remove inv nrof name archname title slaying race
		3245	decrease split destroy change_exp value msg lore send_msg)],
2743	["cf::object::player" => qw(player)],	3246	["cf::object::player" => qw(player)],
2744	["cf::player" => qw(peaceful)],	3247	["cf::player" => qw(peaceful send_msg)],
2745	["cf::map" => qw(trigger)],	3248	["cf::map" => qw(trigger)],
2746	) {	3249	) {
2747	no strict 'refs';	3250	no strict 'refs';
2748	my ($pkg, @funs) = @$_;	3251	my ($pkg, @funs) = @$_;
2749	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3252	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2767		3270
2768	my $qcode = $code;	3271	my $qcode = $code;
2769	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3272	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2770	$qcode =~ s/\n/\\n/g;	3273	$qcode =~ s/\n/\\n/g;
2771		3274
		3275	%vars = (_dummy => 0) unless %vars;
		3276
		3277	my @res;
2772	local $_;	3278	local $_;
2773	local @safe::cf::_safe_eval_args = values %vars;
2774		3279
2775	my $eval =	3280	my $eval =
2776	"do {\n"	3281	"do {\n"
2777	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3282	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2778	. "#line 0 \"{$qcode}\"\n"	3283	. "#line 0 \"{$qcode}\"\n"
2779	. $code	3284	. $code
2780	. "\n}"	3285	. "\n}"
2781	;	3286	;
2782		3287
		3288	if ($CFG{safe_eval}) {
2783	sub_generation_inc;	3289	sub_generation_inc;
		3290	local @safe::cf::_safe_eval_args = values %vars;
2784	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3291	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2785	sub_generation_inc;	3292	sub_generation_inc;
		3293	} else {
		3294	local @cf::_safe_eval_args = values %vars;
		3295	@res = wantarray ? eval eval : scalar eval $eval;
		3296	}
2786		3297
2787	if ($@) {	3298	if ($@) {
2788	warn "$@";	3299	warn "$@";
2789	warn "while executing safe code '$code'\n";	3300	warn "while executing safe code '$code'\n";
2790	warn "with arguments " . (join " ", %vars) . "\n";	3301	warn "with arguments " . (join " ", %vars) . "\n";
…		…
2809	=cut	3320	=cut
2810		3321
2811	sub register_script_function {	3322	sub register_script_function {
2812	my ($fun, $cb) = @_;	3323	my ($fun, $cb) = @_;
2813		3324
2814	no strict 'refs';	3325	$fun = "safe::$fun" if $CFG{safe_eval};
2815	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3326	*$fun = $safe_hole->wrap ($cb);
2816	}	3327	}
2817		3328
2818	=back	3329	=back
2819		3330
2820	=cut	3331	=cut
…		…
2823	# the server's init and main functions	3334	# the server's init and main functions
2824		3335
2825	sub load_facedata($) {	3336	sub load_facedata($) {
2826	my ($path) = @_;	3337	my ($path) = @_;
2827		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
2828	my $enc = JSON::XS->new->utf8->canonical;	3343	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2829		3344
2830	warn "loading facedata from $path\n";	3345	warn "loading facedata from $path\n";
2831		3346
2832	my $facedata;	3347	my $facedata;
2833	0 < aio_load $path, $facedata	3348	0 < aio_load $path, $facedata
…		…
2837		3352
2838	$facedata->{version} == 2	3353	$facedata->{version} == 2
2839	or cf::cleanup "$path: version mismatch, cannot proceed.";	3354	or cf::cleanup "$path: version mismatch, cannot proceed.";
2840		3355
2841	# patch in the exptable	3356	# patch in the exptable
		3357	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
2842	$facedata->{resource}{"res/exp_table"} = {	3358	$facedata->{resource}{"res/exp_table"} = {
2843	type => FT_RSRC,	3359	type => FT_RSRC,
2844	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3360	data => $exp_table,
		3361	hash => (Digest::MD5::md5 $exp_table),
2845	};	3362	};
2846	cf::cede_to_tick;	3363	cf::cede_to_tick;
2847		3364
2848	{	3365	{
2849	my $faces = $facedata->{faceinfo};	3366	my $faces = $facedata->{faceinfo};
2850		3367
2851	while (my ($face, $info) = each %$faces) {	3368	while (my ($face, $info) = each %$faces) {
2852	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3369	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3370
2853	cf::face::set_visibility $idx, $info->{visibility};	3371	cf::face::set_visibility $idx, $info->{visibility};
2854	cf::face::set_magicmap $idx, $info->{magicmap};	3372	cf::face::set_magicmap $idx, $info->{magicmap};
2855	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3373	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2856	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3374	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
2857		3375
2858	cf::cede_to_tick;	3376	cf::cede_to_tick;
2859	}	3377	}
2860		3378
2861	while (my ($face, $info) = each %$faces) {	3379	while (my ($face, $info) = each %$faces) {
2862	next unless $info->{smooth};	3380	next unless $info->{smooth};
		3381
2863	my $idx = cf::face::find $face	3382	my $idx = cf::face::find $face
2864	or next;	3383	or next;
		3384
2865	if (my $smooth = cf::face::find $info->{smooth}) {	3385	if (my $smooth = cf::face::find $info->{smooth}) {
2866	cf::face::set_smooth $idx, $smooth;	3386	cf::face::set_smooth $idx, $smooth;
2867	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3387	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2868	} else {	3388	} else {
2869	warn "smooth face '$info->{smooth}' not found for face '$face'";	3389	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
2883		3403
2884	cf::anim::invalidate_all; # d'oh	3404	cf::anim::invalidate_all; # d'oh
2885	}	3405	}
2886		3406
2887	{	3407	{
2888	# TODO: for gcfclient pleasure, we should give resources
2889	# that gcfclient doesn't grok a >10000 face index.
2890	my $res = $facedata->{resource};	3408	my $res = $facedata->{resource};
2891		3409
2892	my $soundconf = delete $res->{"res/sound.conf"};
2893
2894	while (my ($name, $info) = each %$res) {	3410	while (my ($name, $info) = each %$res) {
		3411	if (defined $info->{type}) {
2895	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3412	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2896	my $data;
2897		3413
2898	if ($info->{type} & 1) {	3414	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
2899	# prepend meta info	3415	cf::face::set_type $idx, $info->{type};
2900
2901	my $meta = $enc->encode ({
2902	name => $name,
2903	%{ $info->{meta} || {} },
2904	});
2905
2906	$data = pack "(w/a*)*", $meta, $info->{data};
2907	} else {	3416	} else {
2908	$data = $info->{data};	3417	$RESOURCE{$name} = $info;
2909	}	3418	}
2910		3419
2911	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
2912	cf::face::set_type $idx, $info->{type};
2913
2914	cf::cede_to_tick;	3420	cf::cede_to_tick;
2915	}	3421	}
2916
2917	if ($soundconf) {
2918	$soundconf = $enc->decode (delete $soundconf->{data});
2919
2920	for (0 .. SOUND_CAST_SPELL_0 - 1) {
2921	my $sound = $soundconf->{compat}[$_]
2922	or next;
2923
2924	my $face = cf::face::find "sound/$sound->[1]";
2925	cf::sound::set $sound->[0] => $face;
2926	cf::sound::old_sound_index $_, $face; # gcfclient-compat
2927	}
2928
2929	while (my ($k, $v) = each %{$soundconf->{event}}) {
2930	my $face = cf::face::find "sound/$v";
2931	cf::sound::set $k => $face;
2932	}
2933	}
2934	}	3422	}
		3423
		3424	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
2935		3425
2936	1	3426	1
2937	}	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 => $face;
		3445	}
		3446	}
		3447	});
2938		3448
2939	register_exticmd fx_want => sub {	3449	register_exticmd fx_want => sub {
2940	my ($ns, $want) = @_;	3450	my ($ns, $want) = @_;
2941		3451
2942	while (my ($k, $v) = each %$want) {	3452	while (my ($k, $v) = each %$want) {
2943	$ns->fx_want ($k, $v);	3453	$ns->fx_want ($k, $v);
2944	}	3454	}
2945	};	3455	};
2946		3456
		3457	sub load_resource_file($) {
		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	$status
		3465	}
		3466
2947	sub reload_regions {	3467	sub reload_regions {
		3468	# HACK to clear player env face cache, we need some signal framework
		3469	# for this (global event?)
		3470	%ext::player_env::MUSIC_FACE_CACHE = ();
		3471
2948	load_resource_file "$MAPDIR/regions"	3472	load_resource_file "$MAPDIR/regions"
2949	or die "unable to load regions file\n";	3473	or die "unable to load regions file\n";
2950		3474
2951	for (cf::region::list) {	3475	for (cf::region::list) {
2952	$_->{match} = qr/$_->{match}/	3476	$_->{match} = qr/$_->{match}/
…		…
2960	}	3484	}
2961		3485
2962	sub reload_archetypes {	3486	sub reload_archetypes {
2963	load_resource_file "$DATADIR/archetypes"	3487	load_resource_file "$DATADIR/archetypes"
2964	or die "unable to load archetypes\n";	3488	or die "unable to load archetypes\n";
2965	#d# NEED to laod twice to resolve forward references
2966	# this really needs to be done in an extra post-pass
2967	# (which needs to be synchronous, so solve it differently)
2968	load_resource_file "$DATADIR/archetypes"
2969	or die "unable to load archetypes\n";
2970	}	3489	}
2971		3490
2972	sub reload_treasures {	3491	sub reload_treasures {
2973	load_resource_file "$DATADIR/treasures"	3492	load_resource_file "$DATADIR/treasures"
2974	or die "unable to load treasurelists\n";	3493	or die "unable to load treasurelists\n";
2975	}	3494	}
2976		3495
2977	sub reload_resources {	3496	sub reload_resources {
2978	warn "reloading resource files...\n";	3497	warn "reloading resource files...\n";
2979		3498
		3499	reload_facedata;
		3500	reload_archetypes;
2980	reload_regions;	3501	reload_regions;
2981	reload_facedata;
2982	#reload_archetypes;#d#
2983	reload_archetypes;
2984	reload_treasures;	3502	reload_treasures;
2985		3503
2986	warn "finished reloading resource files\n";	3504	warn "finished reloading resource files\n";
2987	}	3505	}
2988		3506
2989	sub init {	3507	sub reload_config {
2990	reload_resources;	3508	warn "reloading config file...\n";
2991	}
2992		3509
2993	sub cfg_load {
2994	open my $fh, "<:utf8", "$CONFDIR/config"	3510	open my $fh, "<:utf8", "$CONFDIR/config"
2995	or return;	3511	or return;
2996		3512
2997	local $/;	3513	local $/;
2998	*CFG = YAML::Syck::Load <$fh>;	3514	*CFG = YAML::XS::Load scalar <$fh>;
2999		3515
3000	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3516	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3001		3517
3002	$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};
3003	$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};
…		…
3007	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3523	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3008	and die "WARNING: m(un)lockall failed: $!\n";	3524	and die "WARNING: m(un)lockall failed: $!\n";
3009	};	3525	};
3010	warn $@ if $@;	3526	warn $@ if $@;
3011	}	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;
3012	}	3558	}
3013		3559
3014	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
3015	# we must not ever block the main coroutine	3570	# we must not ever block the main coroutine
3016	local $Coro::idle = sub {	3571	local $Coro::idle = sub {
3017	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#
3018	(async {	3573	(async {
3019	Event::one_event;	3574	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3575	EV::loop EV::LOOP_ONESHOT;
3020	})->prio (Coro::PRIO_MAX);	3576	})->prio (Coro::PRIO_MAX);
3021	};	3577	};
3022		3578
3023	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;
3024	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
3025	load_extensions;	3602	load_extensions;
3026		3603
3027	$TICK_WATCHER->start;	3604	utime time, time, $RUNTIMEFILE;
3028	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;
3029	}	3617	}
3030		3618
3031	#############################################################################	3619	#############################################################################
3032	# initialisation and cleanup	3620	# initialisation and cleanup
3033		3621
3034	# install some emergency cleanup handlers	3622	# install some emergency cleanup handlers
3035	BEGIN {	3623	BEGIN {
		3624	our %SIGWATCHER = ();
3036	for my $signal (qw(INT HUP TERM)) {	3625	for my $signal (qw(INT HUP TERM)) {
3037	Event->signal (	3626	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3038	reentrant => 0,
3039	data => WF_AUTOCANCEL,
3040	signal => $signal,
3041	prio => 0,
3042	cb => sub {
3043	cf::cleanup "SIG$signal";	3627	cf::cleanup "SIG$signal";
3044	},
3045	);	3628	};
3046	}	3629	}
3047	}	3630	}
3048		3631
3049	sub write_runtime {	3632	sub write_runtime_sync {
3050	my $runtime = "$LOCALDIR/runtime";	3633	my $t0 = AE::time;
3051		3634
3052	# first touch the runtime file to show we are still running:	3635	# first touch the runtime file to show we are still running:
3053	# the fsync below can take a very very long time.	3636	# the fsync below can take a very very long time.
3054		3637
3055	IO::AIO::aio_utime $runtime, undef, undef;	3638	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3056		3639
3057	my $guard = cf::lock_acquire "write_runtime";	3640	my $guard = cf::lock_acquire "write_runtime";
3058		3641
3059	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3642	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3060	or return;	3643	or return;
3061		3644
3062	my $value = $cf::RUNTIME + 90 + 10;	3645	my $value = $cf::RUNTIME + 90 + 10;
3063	# 10 is the runtime save interval, for a monotonic clock	3646	# 10 is the runtime save interval, for a monotonic clock
3064	# 60 allows for the watchdog to kill the server.	3647	# 60 allows for the watchdog to kill the server.
…		…
3074	aio_utime $fh, undef, undef;	3657	aio_utime $fh, undef, undef;
3075		3658
3076	close $fh	3659	close $fh
3077	or return;	3660	or return;
3078		3661
3079	aio_rename "$runtime~", $runtime	3662	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3080	and return;	3663	and return;
3081		3664
3082	warn "runtime file written.\n";	3665	warn sprintf "runtime file written (%gs).\n", AE::time - $t0;
3083		3666
3084	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 };
3085	}	3718	}
3086		3719
3087	sub emergency_save() {	3720	sub emergency_save() {
3088	my $freeze_guard = cf::freeze_mainloop;	3721	my $freeze_guard = cf::freeze_mainloop;
3089		3722
3090	warn "enter emergency perl save\n";	3723	warn "emergency_perl_save: enter\n";
3091		3724
3092	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
3093	# use a peculiar iteration method to avoid tripping on perl	3731	# use a peculiar iteration method to avoid tripping on perl
3094	# refcount bugs in for. also avoids problems with players	3732	# refcount bugs in for. also avoids problems with players
3095	# and maps saved/destroyed asynchronously.	3733	# and maps saved/destroyed asynchronously.
3096	warn "begin emergency player save\n";	3734	warn "emergency_perl_save: begin player save\n";
3097	for my $login (keys %cf::PLAYER) {	3735	for my $login (keys %cf::PLAYER) {
3098	my $pl = $cf::PLAYER{$login} or next;	3736	my $pl = $cf::PLAYER{$login} or next;
3099	$pl->valid or next;	3737	$pl->valid or next;
		3738	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3100	$pl->save;	3739	$pl->save;
3101	}	3740	}
3102	warn "end emergency player save\n";	3741	warn "emergency_perl_save: end player save\n";
3103		3742
3104	warn "begin emergency map save\n";	3743	warn "emergency_perl_save: begin map save\n";
3105	for my $path (keys %cf::MAP) {	3744	for my $path (keys %cf::MAP) {
3106	my $map = $cf::MAP{$path} or next;	3745	my $map = $cf::MAP{$path} or next;
3107	$map->valid or next;	3746	$map->valid or next;
3108	$map->save;	3747	$map->save;
3109	}	3748	}
3110	warn "end emergency map save\n";	3749	warn "emergency_perl_save: end map save\n";
3111		3750
3112	warn "begin emergency database checkpoint\n";	3751	warn "emergency_perl_save: begin database checkpoint\n";
3113	BDB::db_env_txn_checkpoint $DB_ENV;	3752	BDB::db_env_txn_checkpoint $DB_ENV;
3114	warn "end emergency database checkpoint\n";	3753	warn "emergency_perl_save: end database checkpoint\n";
		3754
		3755	warn "emergency_perl_save: begin write uuid\n";
		3756	write_uuid_sync 1;
		3757	warn "emergency_perl_save: end write uuid\n";
3115	};	3758	};
3116		3759
		3760	warn "emergency_perl_save: starting sync()\n";
		3761	IO::AIO::aio_sync sub {
		3762	warn "emergency_perl_save: finished sync()\n";
		3763	};
		3764
3117	warn "leave emergency perl save\n";	3765	warn "emergency_perl_save: leave\n";
3118	}	3766	}
3119		3767
3120	sub post_cleanup {	3768	sub post_cleanup {
3121	my ($make_core) = @_;	3769	my ($make_core) = @_;
3122		3770
3123	warn Carp::longmess "post_cleanup backtrace"	3771	warn Carp::longmess "post_cleanup backtrace"
3124	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	}
3125	}	3801	}
3126		3802
3127	sub do_reload_perl() {	3803	sub do_reload_perl() {
3128	# can/must only be called in main	3804	# can/must only be called in main
3129	if ($Coro::current != $Coro::main) {	3805	if (in_main) {
3130	warn "can only reload from main coroutine";	3806	warn "can only reload from main coroutine";
3131	return;	3807	return;
3132	}	3808	}
3133		3809
		3810	return if $RELOAD++;
		3811
		3812	my $t1 = AE::time;
		3813
		3814	while ($RELOAD) {
3134	warn "reloading...";	3815	warn "reloading...";
3135		3816
3136	warn "entering sync_job";	3817	warn "entering sync_job";
3137		3818
3138	cf::sync_job {	3819	cf::sync_job {
3139	cf::write_runtime; # external watchdog should not bark	3820	cf::write_runtime_sync; # external watchdog should not bark
3140	cf::emergency_save;	3821	cf::emergency_save;
3141	cf::write_runtime; # external watchdog should not bark	3822	cf::write_runtime_sync; # external watchdog should not bark
3142		3823
3143	warn "syncing database to disk";	3824	warn "syncing database to disk";
3144	BDB::db_env_txn_checkpoint $DB_ENV;	3825	BDB::db_env_txn_checkpoint $DB_ENV;
3145		3826
3146	# 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
3147		3828
3148	warn "cancelling all WF_AUTOCANCEL watchers";
3149	for (Event::all_watchers) {
3150	$_->cancel if $_->data & WF_AUTOCANCEL;
3151	}
3152
3153	warn "flushing outstanding aio requests";	3829	warn "flushing outstanding aio requests";
3154	for (;;) {
3155	BDB::flush;
3156	IO::AIO::flush;
3157	Coro::cede;
3158	last unless IO::AIO::nreqs || BDB::nreqs;	3830	while (IO::AIO::nreqs || BDB::nreqs) {
3159	warn "iterate...";	3831	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3160	}
3161
3162	++$RELOAD;
3163
3164	warn "cancelling all extension coros";
3165	$_->cancel for values %EXT_CORO;
3166	%EXT_CORO = ();
3167
3168	warn "removing commands";
3169	%COMMAND = ();
3170
3171	warn "removing ext/exti commands";
3172	%EXTCMD = ();
3173	%EXTICMD = ();
3174
3175	warn "unloading/nuking all extensions";
3176	for my $pkg (@EXTS) {
3177	warn "... unloading $pkg";
3178
3179	if (my $cb = $pkg->can ("unload")) {
3180	eval {
3181	$cb->($pkg);
3182	1
3183	} or warn "$pkg unloaded, but with errors: $@";
3184	}	3832	}
3185		3833
3186	warn "... nuking $pkg";	3834	warn "cancelling all extension coros";
3187	Symbol::delete_package $pkg;	3835	$_->cancel for values %EXT_CORO;
3188	}	3836	%EXT_CORO = ();
3189		3837
3190	warn "unloading all perl modules loaded from $LIBDIR";	3838	warn "removing commands";
3191	while (my ($k, $v) = each %INC) {	3839	%COMMAND = ();
3192	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3193		3840
		3841	warn "removing ext/exti commands";
		3842	%EXTCMD = ();
		3843	%EXTICMD = ();
		3844
		3845	warn "unloading/nuking all extensions";
		3846	for my $pkg (@EXTS) {
3194	warn "... unloading $k";	3847	warn "... unloading $pkg";
3195	delete $INC{$k};
3196		3848
3197	$k =~ s/\.pm$//;
3198	$k =~ s/\//::/g;
3199
3200	if (my $cb = $k->can ("unload_module")) {	3849	if (my $cb = $pkg->can ("unload")) {
		3850	eval {
3201	$cb->();	3851	$cb->($pkg);
		3852	1
		3853	} or warn "$pkg unloaded, but with errors: $@";
		3854	}
		3855
		3856	warn "... clearing $pkg";
		3857	clear_package $pkg;
3202	}	3858	}
3203		3859
3204	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;
3205	}	3875	}
3206		3876
3207	warn "getting rid of safe::, as good as possible";	3877	warn "getting rid of safe::, as good as possible";
3208	Symbol::delete_package "safe::$_"	3878	clear_package "safe::$_"
3209	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);
3210		3880
3211	warn "unloading cf.pm \"a bit\"";	3881	warn "unloading cf.pm \"a bit\"";
3212	delete $INC{"cf.pm"};	3882	delete $INC{"cf.pm"};
3213	delete $INC{"cf/pod.pm"};	3883	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3214		3884
3215	# don't, removes xs symbols, too,	3885	# don't, removes xs symbols, too,
3216	# and global variables created in xs	3886	# and global variables created in xs
3217	#Symbol::delete_package __PACKAGE__;	3887	#clear_package __PACKAGE__;
3218		3888
3219	warn "unload completed, starting to reload now";	3889	warn "unload completed, starting to reload now";
3220		3890
3221	warn "reloading cf.pm";	3891	warn "reloading cf.pm";
3222	require cf;	3892	require cf;
3223	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3893	cf::_connect_to_perl_1;
3224		3894
3225	warn "loading config and database again";	3895	warn "loading config and database again";
3226	cf::cfg_load;	3896	cf::reload_config;
3227		3897
3228	warn "loading extensions";	3898	warn "loading extensions";
3229	cf::load_extensions;	3899	cf::load_extensions;
3230		3900
		3901	if ($REATTACH_ON_RELOAD) {
3231	warn "reattaching attachments to objects/players";	3902	warn "reattaching attachments to objects/players";
3232	_global_reattach; # objects, sockets	3903	_global_reattach; # objects, sockets
3233	warn "reattaching attachments to maps";	3904	warn "reattaching attachments to maps";
3234	reattach $_ for values %MAP;	3905	reattach $_ for values %MAP;
3235	warn "reattaching attachments to players";	3906	warn "reattaching attachments to players";
3236	reattach $_ for values %PLAYER;	3907	reattach $_ for values %PLAYER;
		3908	}
3237		3909
		3910	warn "running post_init jobs";
		3911	(pop @POST_INIT)->(1) while @POST_INIT;
		3912
3238	warn "leaving sync_job";	3913	warn "leaving sync_job";
3239		3914
3240	1	3915	1
3241	} or do {	3916	} or do {
3242	warn $@;	3917	warn $@;
3243	warn "error while reloading, exiting.";	3918	cf::cleanup "error while reloading, exiting.";
3244	exit 1;
3245	};	3919	};
3246		3920
3247	warn "reloaded";	3921	warn "reloaded";
		3922	--$RELOAD;
		3923	}
		3924
		3925	$t1 = AE::time - $t1;
		3926	warn "reload completed in ${t1}s\n";
3248	};	3927	};
3249		3928
3250	our $RELOAD_WATCHER; # used only during reload	3929	our $RELOAD_WATCHER; # used only during reload
3251		3930
3252	sub reload_perl() {	3931	sub reload_perl() {
3253	# doing reload synchronously and two reloads happen back-to-back,	3932	# doing reload synchronously and two reloads happen back-to-back,
3254	# coro crashes during coro_state_free->destroy here.	3933	# coro crashes during coro_state_free->destroy here.
3255		3934
3256	$RELOAD_WATCHER ||= Event->timer (	3935	$RELOAD_WATCHER ||= cf::async {
3257	reentrant => 0,	3936	Coro::AIO::aio_wait cache_extensions;
3258	after => 0,	3937
3259	data => WF_AUTOCANCEL,	3938	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3260	cb => sub {
3261	do_reload_perl;	3939	do_reload_perl;
3262	undef $RELOAD_WATCHER;	3940	undef $RELOAD_WATCHER;
3263	},	3941	};
3264	);	3942	};
3265	}	3943	}
3266		3944
3267	register_command "reload" => sub {	3945	register_command "reload" => sub {
3268	my ($who, $arg) = @_;	3946	my ($who, $arg) = @_;
3269		3947
3270	if ($who->flag (FLAG_WIZ)) {	3948	if ($who->flag (FLAG_WIZ)) {
3271	$who->message ("reloading server.");	3949	$who->message ("reloading server.");
		3950	async {
		3951	$Coro::current->{desc} = "perl_reload";
3272	async { reload_perl };	3952	reload_perl;
		3953	};
3273	}	3954	}
3274	};	3955	};
3275		3956
3276	unshift @INC, $LIBDIR;	3957	unshift @INC, $LIBDIR;
3277		3958
…		…
3279		3960
3280	our @WAIT_FOR_TICK;	3961	our @WAIT_FOR_TICK;
3281	our @WAIT_FOR_TICK_BEGIN;	3962	our @WAIT_FOR_TICK_BEGIN;
3282		3963
3283	sub wait_for_tick {	3964	sub wait_for_tick {
3284	return unless $TICK_WATCHER->is_active;
3285	return if $Coro::current == $Coro::main;	3965	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3286		3966
3287	my $signal = new Coro::Signal;	3967	my $signal = new Coro::Signal;
3288	push @WAIT_FOR_TICK, $signal;	3968	push @WAIT_FOR_TICK, $signal;
3289	$signal->wait;	3969	$signal->wait;
3290	}	3970	}
3291		3971
3292	sub wait_for_tick_begin {	3972	sub wait_for_tick_begin {
3293	return unless $TICK_WATCHER->is_active;
3294	return if $Coro::current == $Coro::main;	3973	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3295		3974
3296	my $signal = new Coro::Signal;	3975	my $signal = new Coro::Signal;
3297	push @WAIT_FOR_TICK_BEGIN, $signal;	3976	push @WAIT_FOR_TICK_BEGIN, $signal;
3298	$signal->wait;	3977	$signal->wait;
3299	}	3978	}
3300		3979
3301	my $min = 1e6;#d#	3980	sub tick {
3302	my $avg = 10;
3303	$TICK_WATCHER = Event->timer (
3304	reentrant => 0,
3305	parked => 1,
3306	prio => 0,
3307	at => $NEXT_TICK || $TICK,
3308	data => WF_AUTOCANCEL,
3309	cb => sub {
3310	if ($Coro::current != $Coro::main) {	3981	if ($Coro::current != $Coro::main) {
3311	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"
3312	unless ++$bug_warning > 10;	3983	unless ++$bug_warning > 10;
3313	return;	3984	return;
3314	}	3985	}
3315		3986
3316	$NOW = $tick_start = Event::time;
3317
3318	cf::server_tick; # one server iteration	3987	cf::server_tick; # one server iteration
3319		3988
3320	0 && sync_job {#d#	3989	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3321	for(1..10) {
3322	my $t = Event::time;
3323	my $map = my $map = new_from_path cf::map "/tmp/x.map"
3324	or die;
3325		3990
3326	$map->width (50);	3991	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3327	$map->height (50);	3992	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3328	$map->alloc;	3993	Coro::async_pool {
3329	$map->_load_objects ("/tmp/x.map", 1);	3994	$Coro::current->{desc} = "runtime saver";
3330	my $t = Event::time - $t;	3995	write_runtime_sync
3331		3996	or warn "ERROR: unable to write runtime file: $!";
3332	#next unless $t < 0.0013;#d#
3333	if ($t < $min) {
3334	$min = $t;
3335	}
3336	$avg = $avg * 0.99 + $t * 0.01;
3337	}
3338	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3339	exit 0;
3340	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3341	};	3997	};
		3998	}
3342		3999
3343	$RUNTIME += $TICK;
3344	$NEXT_TICK += $TICK;
3345
3346	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3347	$NEXT_RUNTIME_WRITE = $NOW + 10;
3348	Coro::async_pool {
3349	write_runtime
3350	or warn "ERROR: unable to write runtime file: $!";
3351	};
3352	}
3353
3354	# my $AFTER = Event::time;
3355	# warn $AFTER - $NOW;#d#
3356
3357	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4000	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3358	$sig->send;	4001	$sig->send;
3359	}	4002	}
3360	while (my $sig = shift @WAIT_FOR_TICK) {	4003	while (my $sig = shift @WAIT_FOR_TICK) {
3361	$sig->send;	4004	$sig->send;
3362	}	4005	}
3363		4006
3364	$NOW = Event::time;	4007	$LOAD = ($NOW - $TICK_START) / $TICK;
3365
3366	# if we are delayed by four ticks or more, skip them all
3367	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3368
3369	$TICK_WATCHER->at ($NEXT_TICK);
3370	$TICK_WATCHER->start;
3371
3372	$LOAD = ($NOW - $tick_start) / $TICK;
3373	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4008	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3374		4009
3375	_post_tick;	4010	if (0) {
3376		4011	if ($NEXT_TICK) {
3377		4012	my $jitter = $TICK_START - $NEXT_TICK;
		4013	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4014	warn "jitter $JITTER\n";#d#
		4015	}
3378	},	4016	}
3379	);	4017	}
3380		4018
3381	{	4019	{
3382	BDB::max_poll_time $TICK * 0.1;	4020	# configure BDB
3383	$BDB_POLL_WATCHER = Event->io (	4021
3384	reentrant => 0,
3385	fd => BDB::poll_fileno,
3386	poll => 'r',
3387	prio => 0,
3388	data => WF_AUTOCANCEL,
3389	cb => \&BDB::poll_cb,
3390	);
3391	BDB::min_parallel 8;	4022	BDB::min_parallel 16;
3392		4023	BDB::max_poll_reqs $TICK * 0.1;
3393	BDB::set_sync_prepare {	4024	$AnyEvent::BDB::WATCHER->priority (1);
3394	my $status;
3395	my $current = $Coro::current;
3396	(
3397	sub {
3398	$status = $!;
3399	$current->ready; undef $current;
3400	},
3401	sub {
3402	Coro::schedule while defined $current;
3403	$! = $status;
3404	},
3405	)
3406	};
3407		4025
3408	unless ($DB_ENV) {	4026	unless ($DB_ENV) {
3409	$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);
3410		4033
3411	cf::sync_job {	4034	cf::sync_job {
3412	eval {	4035	eval {
3413	BDB::db_env_open	4036	BDB::db_env_open
3414	$DB_ENV,	4037	$DB_ENV,
…		…
3416	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
3417	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4040	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3418	0666;	4041	0666;
3419		4042
3420	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4043	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3421
3422	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3423	$DB_ENV->set_lk_detect;
3424	};	4044	};
3425		4045
3426	cf::cleanup "db_env_open(db): $@" if $@;	4046	cf::cleanup "db_env_open(db): $@" if $@;
3427	};	4047	};
3428	}	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	};
3429	}	4059	}
3430		4060
3431	{	4061	{
		4062	# configure IO::AIO
		4063
3432	IO::AIO::min_parallel 8;	4064	IO::AIO::min_parallel 8;
3433
3434	undef $Coro::AIO::WATCHER;
3435	IO::AIO::max_poll_time $TICK * 0.1;	4065	IO::AIO::max_poll_time $TICK * 0.1;
3436	$AIO_POLL_WATCHER = Event->io (	4066	undef $AnyEvent::AIO::WATCHER;
3437	reentrant => 0,
3438	data => WF_AUTOCANCEL,
3439	fd => IO::AIO::poll_fileno,
3440	poll => 'r',
3441	prio => 6,
3442	cb => \&IO::AIO::poll_cb,
3443	);
3444	}	4067	}
3445		4068
3446	my $_log_backtrace;	4069	my $_log_backtrace;
3447		4070
3448	sub _log_backtrace {	4071	sub _log_backtrace {
…		…
3451	$msg =~ s/\n//;	4074	$msg =~ s/\n//;
3452		4075
3453	# limit the # of concurrent backtraces	4076	# limit the # of concurrent backtraces
3454	if ($_log_backtrace < 2) {	4077	if ($_log_backtrace < 2) {
3455	++$_log_backtrace;	4078	++$_log_backtrace;
		4079	my $perl_bt = Carp::longmess $msg;
3456	async {	4080	async {
		4081	$Coro::current->{desc} = "abt $msg";
		4082
3457	my @bt = fork_call {	4083	my @bt = fork_call {
3458	@addr = map { sprintf "%x", $_ } @addr;	4084	@addr = map { sprintf "%x", $_ } @addr;
3459	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4085	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3460	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 |"
3461	or die "addr2line: $!";	4087	or die "addr2line: $!";
…		…
3469	}	4095	}
3470		4096
3471	@funcs	4097	@funcs
3472	};	4098	};
3473		4099
3474	LOG llevInfo, "[ABT] $msg\n";	4100	LOG llevInfo, "[ABT] $perl_bt\n";
		4101	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3475	LOG llevInfo, "[ABT] $_\n" for @bt;	4102	LOG llevInfo, "[ABT] $_\n" for @bt;
3476	--$_log_backtrace;	4103	--$_log_backtrace;
3477	};	4104	};
3478	} else {	4105	} else {
3479	LOG llevInfo, "[ABT] $msg\n";	4106	LOG llevInfo, "[ABT] $msg\n";
3480	LOG llevInfo, "[ABT] [suppressed]\n";	4107	LOG llevInfo, "[ABT] [suppressed]\n";
3481	}	4108	}
3482	}	4109	}
3483		4110
3484	# load additional modules	4111	# load additional modules
3485	use cf::pod;	4112	require "cf/$_.pm" for @EXTRA_MODULES;
		4113	cf::_connect_to_perl_2;
3486		4114
3487	END { cf::emergency_save }	4115	END { cf::emergency_save }
3488		4116
3489	1	4117	1
3490		4118

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