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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.389 by root, Sat Oct 20 04:39:57 2007 UTC vs.
Revision 1.513 by root, Mon Apr 12 05:22:38 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 Event;	32	use EV;
10	use Opcode;	33	use Opcode;
11	use Safe;	34	use Safe;
12	use Safe::Hole;	35	use Safe::Hole;
13	use Storable ();	36	use Storable ();
		37	use Carp ();
14		38
		39	use Guard ();
15	use Coro 4.1 ();	40	use Coro ();
16	use Coro::State;	41	use Coro::State;
17	use Coro::Handle;	42	use Coro::Handle;
		43	use Coro::EV;
18	use Coro::Event;	44	use Coro::AnyEvent;
19	use Coro::Timer;	45	use Coro::Timer;
20	use Coro::Signal;	46	use Coro::Signal;
21	use Coro::Semaphore;	47	use Coro::Semaphore;
		48	use Coro::SemaphoreSet;
		49	use Coro::AnyEvent;
22	use Coro::AIO;	50	use Coro::AIO;
		51	use Coro::BDB 1.6;
23	use Coro::Storable;	52	use Coro::Storable;
24	use Coro::Util ();	53	use Coro::Util ();
25		54
26	use JSON::XS ();	55	use JSON::XS 2.01 ();
27	use BDB ();	56	use BDB ();
28	use Data::Dumper;	57	use Data::Dumper;
29	use Digest::MD5;
30	use Fcntl;	58	use Fcntl;
31	use YAML::Syck ();	59	use YAML::XS ();
32	use IO::AIO 2.51 ();	60	use IO::AIO ();
33	use Time::HiRes;	61	use Time::HiRes;
34	use Compress::LZF;	62	use Compress::LZF;
35	use Digest::MD5 ();	63	use Digest::MD5 ();
		64
		65	AnyEvent::detect;
36		66
37	# configure various modules to our taste	67	# configure various modules to our taste
38	#	68	#
39	$Storable::canonical = 1; # reduce rsync transfers	69	$Storable::canonical = 1; # reduce rsync transfers
40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	70	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		71
		72	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		73
		74	# make sure c-lzf reinitialises itself
		75	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
41	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	76	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42		77
43	$Event::Eval = 1; # no idea why this is required, but it is	78	# strictly for debugging
44		79	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
45	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
46	$YAML::Syck::ImplicitUnicode = 1;
47
48	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
49		80
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	81	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
51		82
52	our %COMMAND = ();	83	our %COMMAND = ();
53	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
…		…
56	our %EXTCMD = ();	87	our %EXTCMD = ();
57	our %EXTICMD = ();	88	our %EXTICMD = ();
58	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
59	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
60		91
61	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
62	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
63		96
64	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
65	our $DATADIR = datadir;	98	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	99	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	100	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	101	our $MAPDIR = "$DATADIR/" . mapdir;
69	our $LOCALDIR = localdir;	102	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	103	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	104	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	105	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	106	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	107	our $BDBDIR = "$LOCALDIR/db";
		108	our $PIDFILE = "$LOCALDIR/pid";
		109	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		110
		111	our %RESOURCE;
		112
		113	our $OUTPUT_RATE_MIN = 4000;
		114	our $OUTPUT_RATE_MAX = 100000;
75		115
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	116	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
77	our $TICK_WATCHER;
78	our $AIO_POLL_WATCHER;
79	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	117	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	118	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	119	our $USE_FSYNC = 1; # use fsync to write maps - default on
83		120
84	our $BDB_POLL_WATCHER;
85	our $BDB_DEADLOCK_WATCHER;	121	our $BDB_DEADLOCK_WATCHER;
86	our $BDB_CHECKPOINT_WATCHER;	122	our $BDB_CHECKPOINT_WATCHER;
87	our $BDB_TRICKLE_WATCHER;	123	our $BDB_TRICKLE_WATCHER;
88	our $DB_ENV;	124	our $DB_ENV;
89		125
		126	our @EXTRA_MODULES = qw(pod match mapscript);
		127
90	our %CFG;	128	our %CFG;
91		129
92	our $UPTIME; $UPTIME ||= time;	130	our $UPTIME; $UPTIME ||= time;
93	our $RUNTIME;	131	our $RUNTIME;
		132	our $NOW;
94		133
95	our (%PLAYER, %PLAYER_LOADING); # all users	134	our (%PLAYER, %PLAYER_LOADING); # all users
96	our (%MAP, %MAP_LOADING ); # all maps	135	our (%MAP, %MAP_LOADING ); # all maps
97	our $LINK_MAP; # the special {link} map, which is always available	136	our $LINK_MAP; # the special {link} map, which is always available
98		137
99	# used to convert map paths into valid unix filenames by replacing / by ∕	138	# used to convert map paths into valid unix filenames by replacing / by ∕
100	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	139	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
101		140
102	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	141	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
103	our $LOADAVG; # same thing, but with alpha-smoothing	142	our $LOADAVG; # same thing, but with alpha-smoothing
		143	our $JITTER; # average jitter
104	our $tick_start; # for load detecting purposes	144	our $TICK_START; # for load detecting purposes
		145
		146	our @POST_INIT;
		147
		148	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		149	our $REALLY_UNLOOP; # never set to true, please :)
105		150
106	binmode STDOUT;	151	binmode STDOUT;
107	binmode STDERR;	152	binmode STDERR;
108		153
109	# read virtual server time, if available	154	# read virtual server time, if available
110	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	155	unless ($RUNTIME || !-e $RUNTIMEFILE) {
111	open my $fh, "<", "$LOCALDIR/runtime"	156	open my $fh, "<", $RUNTIMEFILE
112	or die "unable to read runtime file: $!";	157	or die "unable to read $RUNTIMEFILE file: $!";
113	$RUNTIME = <$fh> + 0.;	158	$RUNTIME = <$fh> + 0.;
114	}	159	}
		160
		161	eval "sub TICK() { $TICK } 1" or die;
115		162
116	mkdir $_	163	mkdir $_
117	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	164	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
118		165
119	our $EMERGENCY_POSITION;	166	our $EMERGENCY_POSITION;
120		167
121	sub cf::map::normalise;	168	sub cf::map::normalise;
		169
		170	#############################################################################
		171
		172	%REFLECT = ();
		173	for (@REFLECT) {
		174	my $reflect = JSON::XS::decode_json $_;
		175	$REFLECT{$reflect->{class}} = $reflect;
		176	}
		177
		178	# this is decidedly evil
		179	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
122		180
123	#############################################################################	181	#############################################################################
124		182
125	=head2 GLOBAL VARIABLES	183	=head2 GLOBAL VARIABLES
126		184
…		…
162		220
163	The raw value load value from the last tick.	221	The raw value load value from the last tick.
164		222
165	=item %cf::CFG	223	=item %cf::CFG
166		224
167	Configuration for the server, loaded from C</etc/crossfire/config>, or	225	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
168	from wherever your confdir points to.	226	from wherever your confdir points to.
169		227
170	=item cf::wait_for_tick, cf::wait_for_tick_begin	228	=item cf::wait_for_tick, cf::wait_for_tick_begin
171		229
172	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	230	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
173	returns directly I<after> the tick processing (and consequently, can only wake one process	231	returns directly I<after> the tick processing (and consequently, can only wake one process
174	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	232	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
175		233
176	=item @cf::INVOKE_RESULTS	234	=item @cf::INVOKE_RESULTS
177		235
178	This array contains the results of the last C<invoke ()> call. When	236	This array contains the results of the last C<invoke ()> call. When
179	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	237	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
180	that call.	238	that call.
181		239
		240	=item %cf::REFLECT
		241
		242	Contains, for each (C++) class name, a hash reference with information
		243	about object members (methods, scalars, arrays and flags) and other
		244	metadata, which is useful for introspection.
		245
182	=back	246	=back
183		247
184	=cut	248	=cut
185		249
186	BEGIN {	250	$Coro::State::WARNHOOK = sub {
187	*CORE::GLOBAL::warn = sub {
188	my $msg = join "", @_;	251	my $msg = join "", @_;
189		252
190	$msg .= "\n"	253	$msg .= "\n"
191	unless $msg =~ /\n$/;	254	unless $msg =~ /\n$/;
192		255
193	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	256	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
194		257
195	LOG llevError, $msg;	258	LOG llevError, $msg;
196	};	259	};
197	}	260
		261	$Coro::State::DIEHOOK = sub {
		262	return unless $^S eq 0; # "eq", not "=="
		263
		264	warn Carp::longmess $_[0];
		265
		266	if ($Coro::current == $Coro::main) {#d#
		267	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		268	return;#d#
		269	}#d#
		270
		271	# kill coroutine otherwise
		272	Coro::terminate
		273	};
198		274
199	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	275	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
200	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	276	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
201	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	277	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
202	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	278	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
209	for my $pkg (qw(	285	for my $pkg (qw(
210	cf::global cf::attachable	286	cf::global cf::attachable
211	cf::object cf::object::player	287	cf::object cf::object::player
212	cf::client cf::player	288	cf::client cf::player
213	cf::arch cf::living	289	cf::arch cf::living
		290	cf::map cf::mapspace
214	cf::map cf::party cf::region	291	cf::party cf::region
215	)) {	292	)) {
216	no strict 'refs';
217	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	293	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
218	}	294	}
219		295
220	$Event::DIED = sub {	296	$EV::DIED = sub {
221	warn "error in event callback: @_";	297	Carp::cluck "error in event callback: @_";
222	};	298	};
223		299
224	#############################################################################	300	#############################################################################
225		301
226	=head2 UTILITY FUNCTIONS	302	=head2 UTILITY FUNCTIONS
…		…
248	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	324	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
249	$d	325	$d
250	} || "[unable to dump $_[0]: '$@']";	326	} || "[unable to dump $_[0]: '$@']";
251	}	327	}
252		328
253	=item $ref = cf::from_json $json	329	=item $ref = cf::decode_json $json
254		330
255	Converts a JSON string into the corresponding perl data structure.	331	Converts a JSON string into the corresponding perl data structure.
256		332
257	=item $json = cf::to_json $ref	333	=item $json = cf::encode_json $ref
258		334
259	Converts a perl data structure into its JSON representation.	335	Converts a perl data structure into its JSON representation.
260		336
261	=cut	337	=cut
262		338
263	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	339	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
264		340
265	sub to_json ($) { $json_coder->encode ($_[0]) }	341	sub encode_json($) { $json_coder->encode ($_[0]) }
266	sub from_json ($) { $json_coder->decode ($_[0]) }	342	sub decode_json($) { $json_coder->decode ($_[0]) }
		343
		344	=item cf::post_init { BLOCK }
		345
		346	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		347	but I<before> the server starts ticking again.
		348
		349	The cdoeblock will have a single boolean argument to indicate whether this
		350	is a reload or not.
		351
		352	=cut
		353
		354	sub post_init(&) {
		355	push @POST_INIT, shift;
		356	}
267		357
268	=item cf::lock_wait $string	358	=item cf::lock_wait $string
269		359
270	Wait until the given lock is available. See cf::lock_acquire.	360	Wait until the given lock is available. See cf::lock_acquire.
271		361
272	=item my $lock = cf::lock_acquire $string	362	=item my $lock = cf::lock_acquire $string
273		363
274	Wait until the given lock is available and then acquires it and returns	364	Wait until the given lock is available and then acquires it and returns
275	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	365	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
276	for example when the coroutine gets canceled), the lock is automatically	366	for example when the coroutine gets canceled), the lock is automatically
277	returned.	367	returned.
278		368
279	Locks are *not* recursive, locking from the same coro twice results in a	369	Locks are *not* recursive, locking from the same coro twice results in a
280	deadlocked coro.	370	deadlocked coro.
…		…
286		376
287	Return true if the lock is currently active, i.e. somebody has locked it.	377	Return true if the lock is currently active, i.e. somebody has locked it.
288		378
289	=cut	379	=cut
290		380
291	our %LOCK;	381	our $LOCKS = new Coro::SemaphoreSet;
292	our %LOCKER;#d#
293		382
294	sub lock_wait($) {	383	sub lock_wait($) {
295	my ($key) = @_;	384	$LOCKS->wait ($_[0]);
296
297	if ($LOCKER{$key} == $Coro::current) {#d#
298	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
299	return;#d#
300	}#d#
301
302	# wait for lock, if any
303	while ($LOCK{$key}) {
304	push @{ $LOCK{$key} }, $Coro::current;
305	Coro::schedule;
306	}
307	}	385	}
308		386
309	sub lock_acquire($) {	387	sub lock_acquire($) {
310	my ($key) = @_;	388	$LOCKS->guard ($_[0])
311
312	# wait, to be sure we are not locked
313	lock_wait $key;
314
315	$LOCK{$key} = [];
316	$LOCKER{$key} = $Coro::current;#d#
317
318	Coro::guard {
319	delete $LOCKER{$key};#d#
320	# wake up all waiters, to be on the safe side
321	$_->ready for @{ delete $LOCK{$key} };
322	}
323	}	389	}
324		390
325	sub lock_active($) {	391	sub lock_active($) {
326	my ($key) = @_;	392	$LOCKS->count ($_[0]) < 1
327
328	! ! $LOCK{$key}
329	}	393	}
330		394
331	sub freeze_mainloop {	395	sub freeze_mainloop {
332	return unless $TICK_WATCHER->is_active;	396	tick_inhibit_inc;
333		397
334	my $guard = Coro::guard {	398	&Guard::guard (\&tick_inhibit_dec);
335	$TICK_WATCHER->start;	399	}
336	};	400
337	$TICK_WATCHER->stop;	401	=item cf::periodic $interval, $cb
338	$guard	402
		403	Like EV::periodic, but randomly selects a starting point so that the actions
		404	get spread over timer.
		405
		406	=cut
		407
		408	sub periodic($$) {
		409	my ($interval, $cb) = @_;
		410
		411	my $start = rand List::Util::min 180, $interval;
		412
		413	EV::periodic $start, $interval, 0, $cb
339	}	414	}
340		415
341	=item cf::get_slot $time[, $priority[, $name]]	416	=item cf::get_slot $time[, $priority[, $name]]
342		417
343	Allocate $time seconds of blocking CPU time at priority C<$priority>:	418	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
351		426
352	=cut	427	=cut
353		428
354	our @SLOT_QUEUE;	429	our @SLOT_QUEUE;
355	our $SLOT_QUEUE;	430	our $SLOT_QUEUE;
		431	our $SLOT_DECAY = 0.9;
356		432
357	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	433	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
358	$SLOT_QUEUE = Coro::async {	434	$SLOT_QUEUE = Coro::async {
359	$Coro::current->desc ("timeslot manager");	435	$Coro::current->desc ("timeslot manager");
360		436
361	my $signal = new Coro::Signal;	437	my $signal = new Coro::Signal;
		438	my $busy;
362		439
363	while () {	440	while () {
364	next_job:	441	next_job:
		442
365	my $avail = cf::till_tick;	443	my $avail = cf::till_tick;
366	if ($avail > 0.01) {	444
367	for (0 .. $#SLOT_QUEUE) {	445	for (0 .. $#SLOT_QUEUE) {
368	if ($SLOT_QUEUE[$_][0] < $avail) {	446	if ($SLOT_QUEUE[$_][0] <= $avail) {
		447	$busy = 0;
369	my $job = splice @SLOT_QUEUE, $_, 1, ();	448	my $job = splice @SLOT_QUEUE, $_, 1, ();
370	$job->[2]->send;	449	$job->[2]->send;
371	Coro::cede;	450	Coro::cede;
372	goto next_job;	451	goto next_job;
373	}	452	} else {
		453	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
374	}	454	}
375	}	455	}
376		456
377	if (@SLOT_QUEUE) {	457	if (@SLOT_QUEUE) {
378	# we do not use wait_for_tick() as it returns immediately when tick is inactive	458	# we do not use wait_for_tick() as it returns immediately when tick is inactive
379	push @cf::WAIT_FOR_TICK, $signal;	459	push @cf::WAIT_FOR_TICK, $signal;
380	$signal->wait;	460	$signal->wait;
381	} else {	461	} else {
		462	$busy = 0;
382	Coro::schedule;	463	Coro::schedule;
383	}	464	}
384	}	465	}
385	};	466	};
386		467
387	sub get_slot($;$$) {	468	sub get_slot($;$$) {
		469	return if tick_inhibit || $Coro::current == $Coro::main;
		470
388	my ($time, $pri, $name) = @_;	471	my ($time, $pri, $name) = @_;
389		472
390	$time = $TICK * .6 if $time > $TICK * .6;	473	$time = clamp $time, 0.01, $TICK * .6;
		474
391	my $sig = new Coro::Signal;	475	my $sig = new Coro::Signal;
392		476
393	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	477	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
394	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	478	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
395	$SLOT_QUEUE->ready;	479	$SLOT_QUEUE->ready;
…		…
406		490
407	BEGIN { *async = \&Coro::async_pool }	491	BEGIN { *async = \&Coro::async_pool }
408		492
409	=item cf::sync_job { BLOCK }	493	=item cf::sync_job { BLOCK }
410		494
411	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	495	The design of Deliantra requires that the main coroutine ($Coro::main)
412	is always able to handle events or runnable, as Crossfire TRT is only	496	is always able to handle events or runnable, as Deliantra is only
413	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	497	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
414	acceptable.	498	acceptable.
415		499
416	If it must be done, put the blocking parts into C<sync_job>. This will run	500	If it must be done, put the blocking parts into C<sync_job>. This will run
417	the given BLOCK in another coroutine while waiting for the result. The	501	the given BLOCK in another coroutine while waiting for the result. The
…		…
422		506
423	sub sync_job(&) {	507	sub sync_job(&) {
424	my ($job) = @_;	508	my ($job) = @_;
425		509
426	if ($Coro::current == $Coro::main) {	510	if ($Coro::current == $Coro::main) {
427	my $time = Event::time;	511	my $time = AE::time;
428		512
429	# this is the main coro, too bad, we have to block	513	# this is the main coro, too bad, we have to block
430	# till the operation succeeds, freezing the server :/	514	# till the operation succeeds, freezing the server :/
431		515
432	LOG llevError, Carp::longmess "sync job";#d#	516	LOG llevError, Carp::longmess "sync job";#d#
433		517
434	# TODO: use suspend/resume instead
435	# (but this is cancel-safe)
436	my $freeze_guard = freeze_mainloop;	518	my $freeze_guard = freeze_mainloop;
437		519
438	my $busy = 1;	520	my $busy = 1;
439	my @res;	521	my @res;
440		522
…		…
447		529
448	while ($busy) {	530	while ($busy) {
449	if (Coro::nready) {	531	if (Coro::nready) {
450	Coro::cede_notself;	532	Coro::cede_notself;
451	} else {	533	} else {
452	Event::one_event;	534	EV::loop EV::LOOP_ONESHOT;
453	}	535	}
454	}	536	}
455		537
456	$time = Event::time - $time;	538	my $time = AE::time - $time;
457		539
458	LOG llevError | logBacktrace, Carp::longmess "long sync job"
459	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
460
461	$tick_start += $time; # do not account sync jobs to server load	540	$TICK_START += $time; # do not account sync jobs to server load
462		541
463	wantarray ? @res : $res[0]	542	wantarray ? @res : $res[0]
464	} else {	543	} else {
465	# we are in another coroutine, how wonderful, everything just works	544	# we are in another coroutine, how wonderful, everything just works
466		545
…		…
491	=item fork_call { }, $args	570	=item fork_call { }, $args
492		571
493	Executes the given code block with the given arguments in a seperate	572	Executes the given code block with the given arguments in a seperate
494	process, returning the results. Everything must be serialisable with	573	process, returning the results. Everything must be serialisable with
495	Coro::Storable. May, of course, block. Note that the executed sub may	574	Coro::Storable. May, of course, block. Note that the executed sub may
496	never block itself or use any form of Event handling.	575	never block itself or use any form of event handling.
497		576
498	=cut	577	=cut
499		578
500	sub fork_call(&@) {	579	sub fork_call(&@) {
501	my ($cb, @args) = @_;	580	my ($cb, @args) = @_;
…		…
508	reset_signals;	587	reset_signals;
509	&$cb	588	&$cb
510	}, @args;	589	}, @args;
511		590
512	wantarray ? @res : $res[-1]	591	wantarray ? @res : $res[-1]
		592	}
		593
		594	=item $coin = coin_from_name $name
		595
		596	=cut
		597
		598	our %coin_alias = (
		599	"silver" => "silvercoin",
		600	"silvercoin" => "silvercoin",
		601	"silvercoins" => "silvercoin",
		602	"gold" => "goldcoin",
		603	"goldcoin" => "goldcoin",
		604	"goldcoins" => "goldcoin",
		605	"platinum" => "platinacoin",
		606	"platinumcoin" => "platinacoin",
		607	"platinumcoins" => "platinacoin",
		608	"platina" => "platinacoin",
		609	"platinacoin" => "platinacoin",
		610	"platinacoins" => "platinacoin",
		611	"royalty" => "royalty",
		612	"royalties" => "royalty",
		613	);
		614
		615	sub coin_from_name($) {
		616	$coin_alias{$_[0]}
		617	? cf::arch::find $coin_alias{$_[0]}
		618	: undef
513	}	619	}
514		620
515	=item $value = cf::db_get $family => $key	621	=item $value = cf::db_get $family => $key
516		622
517	Returns a single value from the environment database.	623	Returns a single value from the environment database.
…		…
656		762
657	#############################################################################	763	#############################################################################
658		764
659	=head2 ATTACHABLE OBJECTS	765	=head2 ATTACHABLE OBJECTS
660		766
661	Many objects in crossfire are so-called attachable objects. That means you can	767	Many objects in deliantra are so-called attachable objects. That means you can
662	attach callbacks/event handlers (a collection of which is called an "attachment")	768	attach callbacks/event handlers (a collection of which is called an "attachment")
663	to it. All such attachable objects support the following methods.	769	to it. All such attachable objects support the following methods.
664		770
665	In the following description, CLASS can be any of C<global>, C<object>	771	In the following description, CLASS can be any of C<global>, C<object>
666	C<player>, C<client> or C<map> (i.e. the attachable objects in	772	C<player>, C<client> or C<map> (i.e. the attachable objects in
667	Crossfire TRT).	773	Deliantra).
668		774
669	=over 4	775	=over 4
670		776
671	=item $attachable->attach ($attachment, key => $value...)	777	=item $attachable->attach ($attachment, key => $value...)
672		778
…		…
716	=item cf::CLASS::attachment $name, ...	822	=item cf::CLASS::attachment $name, ...
717		823
718	Register an attachment by C<$name> through which attachable objects of the	824	Register an attachment by C<$name> through which attachable objects of the
719	given CLASS can refer to this attachment.	825	given CLASS can refer to this attachment.
720		826
721	Some classes such as crossfire maps and objects can specify attachments	827	Some classes such as deliantra maps and objects can specify attachments
722	that are attached at load/instantiate time, thus the need for a name.	828	that are attached at load/instantiate time, thus the need for a name.
723		829
724	These calls expect any number of the following handler/hook descriptions:	830	These calls expect any number of the following handler/hook descriptions:
725		831
726	=over 4	832	=over 4
…		…
954	}	1060	}
955		1061
956	0	1062	0
957	}	1063	}
958		1064
959	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1065	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
960		1066
961	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1067	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
962		1068
963	Generate an object-specific event with the given arguments.	1069	Generate an object-specific event with the given arguments.
964		1070
…		…
1017		1123
1018	sub reattach {	1124	sub reattach {
1019	# basically do the same as instantiate, without calling instantiate	1125	# basically do the same as instantiate, without calling instantiate
1020	my ($obj) = @_;	1126	my ($obj) = @_;
1021		1127
		1128	# no longer needed after getting rid of delete_package?
1022	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1129	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
1023		1130
1024	my $registry = $obj->registry;	1131	my $registry = $obj->registry;
1025		1132
1026	@$registry = ();	1133	@$registry = ();
1027		1134
…		…
1042	cf::attachable->attach (	1149	cf::attachable->attach (
1043	prio => -1000000,	1150	prio => -1000000,
1044	on_instantiate => sub {	1151	on_instantiate => sub {
1045	my ($obj, $data) = @_;	1152	my ($obj, $data) = @_;
1046		1153
1047	$data = from_json $data;	1154	$data = decode_json $data;
1048		1155
1049	for (@$data) {	1156	for (@$data) {
1050	my ($name, $args) = @$_;	1157	my ($name, $args) = @$_;
1051		1158
1052	$obj->attach ($name, %{$args || {} });	1159	$obj->attach ($name, %{$args || {} });
…		…
1073	utf8::decode (my $decname = $filename);	1180	utf8::decode (my $decname = $filename);
1074	warn sprintf "saving %s (%d,%d)\n",	1181	warn sprintf "saving %s (%d,%d)\n",
1075	$decname, length $$rdata, scalar @$objs;	1182	$decname, length $$rdata, scalar @$objs;
1076		1183
1077	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1184	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1078	chmod SAVE_MODE, $fh;	1185	aio_chmod $fh, SAVE_MODE;
1079	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1186	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1080	aio_fsync $fh if $cf::USE_FSYNC;	1187	if ($cf::USE_FSYNC) {
		1188	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;
		1189	aio_fsync $fh;
		1190	}
1081	close $fh;	1191	aio_close $fh;
1082		1192
1083	if (@$objs) {	1193	if (@$objs) {
1084	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1194	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1085	chmod SAVE_MODE, $fh;	1195	aio_chmod $fh, SAVE_MODE;
1086	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1196	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1087	aio_write $fh, 0, (length $data), $data, 0;	1197	aio_write $fh, 0, (length $data), $data, 0;
1088	aio_fsync $fh if $cf::USE_FSYNC;	1198	if ($cf::USE_FSYNC) {
		1199	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1200	aio_fsync $fh;
		1201	}
1089	close $fh;	1202	aio_close $fh;
1090	aio_rename "$filename.pst~", "$filename.pst";	1203	aio_rename "$filename.pst~", "$filename.pst";
1091	}	1204	}
1092	} else {	1205	} else {
1093	aio_unlink "$filename.pst";	1206	aio_unlink "$filename.pst";
1094	}	1207	}
1095		1208
1096	aio_rename "$filename~", $filename;	1209	aio_rename "$filename~", $filename;
		1210
		1211	$filename =~ s%/[^/]+$%%;
		1212	aio_pathsync $filename if $cf::USE_FSYNC;
1097	} else {	1213	} else {
1098	warn "FATAL: $filename~: $!\n";	1214	warn "unable to save objects: $filename~: $!\n";
1099	}	1215	}
1100	} else {	1216	} else {
1101	aio_unlink $filename;	1217	aio_unlink $filename;
1102	aio_unlink "$filename.pst";	1218	aio_unlink "$filename.pst";
1103	}	1219	}
…		…
1194	my ($name, $cb) = @_;	1310	my ($name, $cb) = @_;
1195		1311
1196	$EXTICMD{$name} = $cb;	1312	$EXTICMD{$name} = $cb;
1197	}	1313	}
1198		1314
		1315	use File::Glob ();
		1316
1199	cf::player->attach (	1317	cf::player->attach (
1200	on_command => sub {	1318	on_unknown_command => sub {
1201	my ($pl, $name, $params) = @_;	1319	my ($pl, $name, $params) = @_;
1202		1320
1203	my $cb = $COMMAND{$name}	1321	my $cb = $COMMAND{$name}
1204	or return;	1322	or return;
1205		1323
…		…
1235		1353
1236	cf::override;	1354	cf::override;
1237	},	1355	},
1238	);	1356	);
1239		1357
		1358	# "readahead" all extensions
		1359	sub cache_extensions {
		1360	my $grp = IO::AIO::aio_group;
		1361
		1362	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1363	for (grep /\.ext$/, @{$_[0]}) {
		1364	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1365	}
		1366	};
		1367
		1368	$grp
		1369	}
		1370
1240	sub load_extensions {	1371	sub load_extensions {
1241	cf::sync_job {	1372	cf::sync_job {
1242	my %todo;	1373	my %todo;
1243		1374
1244	for my $path (<$LIBDIR/*.ext>) {	1375	for my $path (<$LIBDIR/*.ext>) {
…		…
1263		1394
1264	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1395	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1265	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1396	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1266		1397
1267	$ext{source} =	1398	$ext{source} =
1268	"package $pkg; use strict; use utf8;\n"	1399	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1269	. "#line 1 \"$path\"\n{\n"	1400	. "#line 1 \"$path\"\n{\n"
1270	. $source	1401	. $source
1271	. "\n};\n1";	1402	. "\n};\n1";
1272		1403
1273	$todo{$base} = \%ext;	1404	$todo{$base} = \%ext;
1274	}	1405	}
1275		1406
		1407	my $pass = 0;
1276	my %done;	1408	my %done;
1277	while (%todo) {	1409	while (%todo) {
1278	my $progress;	1410	my $progress;
1279		1411
		1412	++$pass;
		1413
		1414	ext:
1280	while (my ($k, $v) = each %todo) {	1415	while (my ($k, $v) = each %todo) {
1281	for (split /,\s*/, $v->{meta}{depends}) {	1416	for (split /,\s*/, $v->{meta}{depends}) {
1282	goto skip	1417	next ext
1283	unless exists $done{$_};	1418	unless exists $done{$_};
1284	}	1419	}
1285		1420
1286	warn "... loading '$k' into '$v->{pkg}'\n";	1421	warn "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1287		1422
1288	unless (eval $v->{source}) {	1423	my $active = eval $v->{source};
		1424
		1425	if (length $@) {
1289	my $msg = $@ ? "$v->{path}: $@\n"	1426	warn "$v->{path}: $@\n";
1290	: "$v->{base}: extension inactive.\n";
1291		1427
		1428	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1292	if (exists $v->{meta}{mandatory}) {	1429	if exists $v->{meta}{mandatory};
1293	warn $msg;	1430	} else {
1294	warn "mandatory extension failed to load, exiting.\n";	1431	$done{$k} = delete $todo{$k};
1295	exit 1;	1432	push @EXTS, $v->{pkg};
1296	}	1433	$progress = 1;
1297		1434
1298	warn $msg;	1435	warn "$v->{base}: extension inactive.\n"
		1436	unless $active;
1299	}	1437	}
1300
1301	$done{$k} = delete $todo{$k};
1302	push @EXTS, $v->{pkg};
1303	$progress = 1;
1304	}	1438	}
1305		1439
1306	skip:	1440	unless ($progress) {
1307	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1441	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1308	unless $progress;	1442
		1443	while (my ($k, $v) = each %todo) {
		1444	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1445	if exists $v->{meta}{mandatory};
		1446	}
		1447	}
1309	}	1448	}
1310	};	1449	};
1311	}	1450	}
1312		1451
1313	#############################################################################	1452	#############################################################################
1314		1453
1315	=back	1454	=back
1316		1455
1317	=head2 CORE EXTENSIONS	1456	=head2 CORE EXTENSIONS
1318		1457
1319	Functions and methods that extend core crossfire objects.	1458	Functions and methods that extend core deliantra objects.
1320		1459
1321	=cut	1460	=cut
1322		1461
1323	package cf::player;	1462	package cf::player;
1324		1463
…		…
1367		1506
1368	sub exists($) {	1507	sub exists($) {
1369	my ($login) = @_;	1508	my ($login) = @_;
1370		1509
1371	$cf::PLAYER{$login}	1510	$cf::PLAYER{$login}
1372	or cf::sync_job { !aio_stat path $login }	1511	or !aio_stat path $login
1373	}	1512	}
1374		1513
1375	sub find($) {	1514	sub find($) {
1376	return $cf::PLAYER{$_[0]} || do {	1515	return $cf::PLAYER{$_[0]} || do {
1377	my $login = $_[0];	1516	my $login = $_[0];
…		…
1389	my $f = new_from_file cf::object::thawer path $login	1528	my $f = new_from_file cf::object::thawer path $login
1390	or return;	1529	or return;
1391		1530
1392	my $pl = cf::player::load_pl $f	1531	my $pl = cf::player::load_pl $f
1393	or return;	1532	or return;
		1533
1394	local $cf::PLAYER_LOADING{$login} = $pl;	1534	local $cf::PLAYER_LOADING{$login} = $pl;
1395	$f->resolve_delayed_derefs;	1535	$f->resolve_delayed_derefs;
1396	$cf::PLAYER{$login} = $pl	1536	$cf::PLAYER{$login} = $pl
1397	}	1537	}
1398	}	1538	}
1399	}	1539	}
1400		1540
		1541	cf::player->attach (
		1542	on_load => sub {
		1543	my ($pl, $path) = @_;
		1544
		1545	# restore slots saved in save, below
		1546	my $slots = delete $pl->{_slots};
		1547
		1548	$pl->ob->current_weapon ($slots->[0]);
		1549	$pl->combat_ob ($slots->[1]);
		1550	$pl->ranged_ob ($slots->[2]);
		1551	},
		1552	);
		1553
1401	sub save($) {	1554	sub save($) {
1402	my ($pl) = @_;	1555	my ($pl) = @_;
1403		1556
1404	return if $pl->{deny_save};	1557	return if $pl->{deny_save};
1405		1558
…		…
1408		1561
1409	return if $pl->{deny_save};	1562	return if $pl->{deny_save};
1410		1563
1411	aio_mkdir playerdir $pl, 0770;	1564	aio_mkdir playerdir $pl, 0770;
1412	$pl->{last_save} = $cf::RUNTIME;	1565	$pl->{last_save} = $cf::RUNTIME;
		1566
		1567	cf::get_slot 0.01;
		1568
		1569	# save slots, to be restored later
		1570	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1413		1571
1414	$pl->save_pl ($path);	1572	$pl->save_pl ($path);
1415	cf::cede_to_tick;	1573	cf::cede_to_tick;
1416	}	1574	}
1417		1575
…		…
1449	my ($pl) = @_;	1607	my ($pl) = @_;
1450		1608
1451	my $name = $pl->ob->name;	1609	my $name = $pl->ob->name;
1452		1610
1453	$pl->{deny_save} = 1;	1611	$pl->{deny_save} = 1;
1454	$pl->password ("*"); # this should lock out the player until we nuked the dir	1612	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1455		1613
1456	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1614	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1457	$pl->deactivate;	1615	$pl->deactivate;
		1616	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1617	$pl->ob->check_score;
1458	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1618	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1459	$pl->ns->destroy if $pl->ns;	1619	$pl->ns->destroy if $pl->ns;
1460		1620
1461	my $path = playerdir $pl;	1621	my $path = playerdir $pl;
1462	my $temp = "$path~$cf::RUNTIME~deleting~";	1622	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1501		1661
1502	for my $login (@$dirs) {	1662	for my $login (@$dirs) {
1503	my $path = path $login;	1663	my $path = path $login;
1504		1664
1505	# a .pst is a dead give-away for a valid player	1665	# a .pst is a dead give-away for a valid player
1506	unless (-e "$path.pst") {	1666	# if no pst file found, open and chekc for blocked users
		1667	if (aio_stat "$path.pst") {
1507	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1668	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1508	aio_read $fh, 0, 512, my $buf, 0 or next;	1669	aio_read $fh, 0, 512, my $buf, 0 or next;
1509	$buf !~ /^password -------------$/m or next; # official not-valid tag	1670	$buf !~ /^password -------------$/m or next; # official not-valid tag
1510	}	1671	}
1511		1672
…		…
1542	}	1703	}
1543		1704
1544	\@paths	1705	\@paths
1545	}	1706	}
1546		1707
1547	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1708	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1548		1709
1549	Expand crossfire pod fragments into protocol xml.	1710	Expand deliantra pod fragments into protocol xml.
1550
1551	=cut
1552
1553	sub expand_cfpod {
1554	((my $self), (local $_)) = @_;
1555
1556	# escape & and <
1557	s/&/&amp;/g;
1558	s/(?<![BIUGHT])</&lt;/g;
1559
1560	# this is buggy, it needs to properly take care of nested <'s
1561
1562	1 while
1563	# replace B<>, I<>, U<> etc.
1564	s/B<([^\>]*)>/<b>$1<\/b>/
1565	|| s/I<([^\>]*)>/<i>$1<\/i>/
1566	|| s/U<([^\>]*)>/<u>$1<\/u>/
1567	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1568	# replace G<male|female> tags
1569	|| s{G<([^>|]*)\|([^>]*)>}{
1570	$self->gender ? $2 : $1
1571	}ge
1572	# replace H<hint text>
1573	|| s{H<([^\>]*)>}
1574	{
1575	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1576	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1577	"")
1578	[$self->{hintmode}]
1579	}ge;
1580
1581	# create single paragraphs (very hackish)
1582	s/(?<=\S)\n(?=\w)/ /g;
1583
1584	# compress some whitespace
1585	s/\s+\n/\n/g; # ws line-ends
1586	s/\n\n+/\n/g; # double lines
1587	s/^\n+//; # beginning lines
1588	s/\n+$//; # ending lines
1589
1590	$_
1591	}
1592
1593	sub hintmode {
1594	$_[0]{hintmode} = $_[1] if @_ > 1;
1595	$_[0]{hintmode}
1596	}
1597		1711
1598	=item $player->ext_reply ($msgid, @msg)	1712	=item $player->ext_reply ($msgid, @msg)
1599		1713
1600	Sends an ext reply to the player.	1714	Sends an ext reply to the player.
1601		1715
…		…
1668	our $MAX_RESET = 3600;	1782	our $MAX_RESET = 3600;
1669	our $DEFAULT_RESET = 3000;	1783	our $DEFAULT_RESET = 3000;
1670		1784
1671	sub generate_random_map {	1785	sub generate_random_map {
1672	my ($self, $rmp) = @_;	1786	my ($self, $rmp) = @_;
		1787
		1788	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1789
1673	# mit "rum" bekleckern, nicht	1790	# mit "rum" bekleckern, nicht
1674	$self->_create_random_map (	1791	$self->_create_random_map (
1675	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1792	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1676	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1793	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1677	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1794	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1678	$rmp->{exit_on_final_map},	1795	$rmp->{exit_on_final_map},
1679	$rmp->{xsize}, $rmp->{ysize},	1796	$rmp->{xsize}, $rmp->{ysize},
1680	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1797	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1681	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1798	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1799		1916
1800	# the temporary/swap location	1917	# the temporary/swap location
1801	sub save_path {	1918	sub save_path {
1802	my ($self) = @_;	1919	my ($self) = @_;
1803		1920
1804	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1921	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1805	"$TMPDIR/$path.map"	1922	"$TMPDIR/$path.map"
1806	}	1923	}
1807		1924
1808	# the unique path, undef == no special unique path	1925	# the unique path, undef == no special unique path
1809	sub uniq_path {	1926	sub uniq_path {
1810	my ($self) = @_;	1927	my ($self) = @_;
1811		1928
1812	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1929	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1813	"$UNIQUEDIR/$path"	1930	"$UNIQUEDIR/$path"
1814	}
1815
1816	# and all this just because we cannot iterate over
1817	# all maps in C++...
1818	sub change_all_map_light {
1819	my ($change) = @_;
1820
1821	$_->change_map_light ($change)
1822	for grep $_->outdoor, values %cf::MAP;
1823	}	1931	}
1824		1932
1825	sub decay_objects {	1933	sub decay_objects {
1826	my ($self) = @_;	1934	my ($self) = @_;
1827		1935
…		…
1911	sub find {	2019	sub find {
1912	my ($path, $origin) = @_;	2020	my ($path, $origin) = @_;
1913		2021
1914	$path = normalise $path, $origin && $origin->path;	2022	$path = normalise $path, $origin && $origin->path;
1915		2023
1916	cf::lock_wait "map_data:$path";#d#remove	2024	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1917	cf::lock_wait "map_find:$path";	2025	my $guard2 = cf::lock_acquire "map_find:$path";
1918		2026
1919	$cf::MAP{$path} || do {	2027	$cf::MAP{$path} || do {
1920	my $guard1 = cf::lock_acquire "map_find:$path";
1921	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1922
1923	my $map = new_from_path cf::map $path	2028	my $map = new_from_path cf::map $path
1924	or return;	2029	or return;
1925		2030
1926	$map->{last_save} = $cf::RUNTIME;	2031	$map->{last_save} = $cf::RUNTIME;
1927		2032
…		…
1929	or return;	2034	or return;
1930		2035
1931	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2036	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1932	# doing this can freeze the server in a sync job, obviously	2037	# doing this can freeze the server in a sync job, obviously
1933	#$cf::WAIT_FOR_TICK->wait;	2038	#$cf::WAIT_FOR_TICK->wait;
		2039	undef $guard2;
1934	undef $guard1;	2040	undef $guard1;
1935	undef $guard2;
1936	$map->reset;	2041	$map->reset;
1937	return find $path;	2042	return find $path;
1938	}	2043	}
1939		2044
1940	$cf::MAP{$path} = $map	2045	$cf::MAP{$path} = $map
1941	}	2046	}
1942	}	2047	}
1943		2048
1944	sub pre_load { }	2049	sub pre_load { }
1945	sub post_load { }	2050	#sub post_load { } # XS
1946		2051
1947	sub load {	2052	sub load {
1948	my ($self) = @_;	2053	my ($self) = @_;
1949		2054
1950	local $self->{deny_reset} = 1; # loading can take a long time	2055	local $self->{deny_reset} = 1; # loading can take a long time
…		…
1967	my $f = new_from_file cf::object::thawer $self->{load_path};	2072	my $f = new_from_file cf::object::thawer $self->{load_path};
1968	$f->skip_block;	2073	$f->skip_block;
1969	$self->_load_objects ($f)	2074	$self->_load_objects ($f)
1970	or return;	2075	or return;
1971		2076
1972	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2077	$self->post_load_original
1973	if delete $self->{load_original};	2078	if delete $self->{load_original};
1974		2079
1975	if (my $uniq = $self->uniq_path) {	2080	if (my $uniq = $self->uniq_path) {
1976	utf8::encode $uniq;	2081	utf8::encode $uniq;
1977	unless (aio_stat $uniq) {	2082	unless (aio_stat $uniq) {
…		…
1995	unless ($self->{deny_activate}) {	2100	unless ($self->{deny_activate}) {
1996	$self->decay_objects;	2101	$self->decay_objects;
1997	$self->fix_auto_apply;	2102	$self->fix_auto_apply;
1998	$self->update_buttons;	2103	$self->update_buttons;
1999	cf::cede_to_tick;	2104	cf::cede_to_tick;
2000	$self->set_darkness_map;
2001	cf::cede_to_tick;
2002	$self->activate;	2105	$self->activate;
2003	}	2106	}
2004		2107
2005	$self->{last_save} = $cf::RUNTIME;	2108	$self->{last_save} = $cf::RUNTIME;
2006	$self->last_access ($cf::RUNTIME);	2109	$self->last_access ($cf::RUNTIME);
2007		2110
2008	$self->in_memory (cf::MAP_IN_MEMORY);	2111	$self->in_memory (cf::MAP_ACTIVE);
2009	}	2112	}
2010		2113
2011	$self->post_load;	2114	$self->post_load;
2012	}	2115	}
2013		2116
		2117	# customize the map for a given player, i.e.
		2118	# return the _real_ map. used by e.g. per-player
		2119	# maps to change the path to ~playername/mappath
2014	sub customise_for {	2120	sub customise_for {
2015	my ($self, $ob) = @_;	2121	my ($self, $ob) = @_;
2016		2122
2017	return find "~" . $ob->name . "/" . $self->{path}	2123	return find "~" . $ob->name . "/" . $self->{path}
2018	if $self->per_player;	2124	if $self->per_player;
…		…
2071	my ($path, $origin, $load) = @_;	2177	my ($path, $origin, $load) = @_;
2072		2178
2073	$path = normalise $path, $origin && $origin->{path};	2179	$path = normalise $path, $origin && $origin->{path};
2074		2180
2075	if (my $map = $cf::MAP{$path}) {	2181	if (my $map = $cf::MAP{$path}) {
2076	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2182	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2077	}	2183	}
2078		2184
2079	$MAP_PREFETCH{$path} |= $load;	2185	$MAP_PREFETCH{$path} |= $load;
2080		2186
2081	$MAP_PREFETCHER ||= cf::async {	2187	$MAP_PREFETCHER ||= cf::async {
…		…
2118	cf::async {	2224	cf::async {
2119	$Coro::current->{desc} = "map player save";	2225	$Coro::current->{desc} = "map player save";
2120	$_->contr->save for $self->players;	2226	$_->contr->save for $self->players;
2121	};	2227	};
2122		2228
		2229	cf::get_slot 0.02;
		2230
2123	if ($uniq) {	2231	if ($uniq) {
2124	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2232	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2125	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2233	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2126	} else {	2234	} else {
2127	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2235	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
…		…
2135	$self->save;	2243	$self->save;
2136		2244
2137	my $lock = cf::lock_acquire "map_data:$self->{path}";	2245	my $lock = cf::lock_acquire "map_data:$self->{path}";
2138		2246
2139	return if $self->players;	2247	return if $self->players;
2140	return if $self->in_memory != cf::MAP_IN_MEMORY;	2248	return if $self->in_memory != cf::MAP_ACTIVE;
2141	return if $self->{deny_save};	2249	return if $self->{deny_save};
2142		2250
2143	$self->in_memory (cf::MAP_SWAPPED);	2251	$self->in_memory (cf::MAP_SWAPPED);
2144		2252
2145	$self->deactivate;	2253	$self->deactivate;
…		…
2170		2278
2171	my $lock = cf::lock_acquire "map_data:$self->{path}";	2279	my $lock = cf::lock_acquire "map_data:$self->{path}";
2172		2280
2173	return if $self->players;	2281	return if $self->players;
2174		2282
2175	warn "resetting map ", $self->path;	2283	warn "resetting map ", $self->path, "\n";
2176		2284
2177	$self->in_memory (cf::MAP_SWAPPED);	2285	$self->in_memory (cf::MAP_SWAPPED);
2178		2286
2179	# need to save uniques path	2287	# need to save uniques path
2180	unless ($self->{deny_save}) {	2288	unless ($self->{deny_save}) {
…		…
2263		2371
2264	sub unique_maps() {	2372	sub unique_maps() {
2265	[	2373	[
2266	map {	2374	map {
2267	utf8::decode $_;	2375	utf8::decode $_;
2268	/\.map$/	2376	s/\.map$//; # TODO future compatibility hack
		2377	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2378	? ()
2269	? normalise $_	2379	: normalise $_
2270	: ()
2271	} @{ aio_readdir $UNIQUEDIR or [] }	2380	} @{ aio_readdir $UNIQUEDIR or [] }
2272	]	2381	]
2273	}	2382	}
2274		2383
2275	package cf;	2384	=item cf::map::static_maps
		2385
		2386	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2387	file in the shared directory excluding F</styles> and F</editor>). May
		2388	block.
		2389
		2390	=cut
		2391
		2392	sub static_maps() {
		2393	my @dirs = "";
		2394	my @maps;
		2395
		2396	while (@dirs) {
		2397	my $dir = shift @dirs;
		2398
		2399	next if $dir eq "/styles" || $dir eq "/editor";
		2400
		2401	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2402	or return;
		2403
		2404	for (@$files) {
		2405	s/\.map$// or next;
		2406	utf8::decode $_;
		2407	push @maps, "$dir/$_";
		2408	}
		2409
		2410	push @dirs, map "$dir/$_", @$dirs;
		2411	}
		2412
		2413	\@maps
		2414	}
2276		2415
2277	=back	2416	=back
2278		2417
2279	=head3 cf::object	2418	=head3 cf::object
2280		2419
…		…
2284		2423
2285	=over 4	2424	=over 4
2286		2425
2287	=item $ob->inv_recursive	2426	=item $ob->inv_recursive
2288		2427
2289	Returns the inventory of the object _and_ their inventories, recursively.	2428	Returns the inventory of the object I<and> their inventories, recursively,
		2429	but I<not> the object itself.
2290		2430
2291	=cut	2431	=cut
2292		2432
2293	sub inv_recursive_;	2433	sub inv_recursive_;
2294	sub inv_recursive_ {	2434	sub inv_recursive_ {
…		…
2299	inv_recursive_ inv $_[0]	2439	inv_recursive_ inv $_[0]
2300	}	2440	}
2301		2441
2302	=item $ref = $ob->ref	2442	=item $ref = $ob->ref
2303		2443
2304	creates and returns a persistent reference to an objetc that can be stored as a string.	2444	Creates and returns a persistent reference to an object that can be stored as a string.
2305		2445
2306	=item $ob = cf::object::deref ($refstring)	2446	=item $ob = cf::object::deref ($refstring)
2307		2447
2308	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2448	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2309	even if the object actually exists. May block.	2449	even if the object actually exists. May block.
…		…
2341	can be C<undef>. Does the right thing when the player is currently in a	2481	can be C<undef>. Does the right thing when the player is currently in a
2342	dialogue with the given NPC character.	2482	dialogue with the given NPC character.
2343		2483
2344	=cut	2484	=cut
2345		2485
		2486	our $SAY_CHANNEL = {
		2487	id => "say",
		2488	title => "Map",
		2489	reply => "say ",
		2490	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2491	};
		2492
		2493	our $CHAT_CHANNEL = {
		2494	id => "chat",
		2495	title => "Chat",
		2496	reply => "chat ",
		2497	tooltip => "Player chat and shouts, global to the server.",
		2498	};
		2499
2346	# rough implementation of a future "reply" method that works	2500	# rough implementation of a future "reply" method that works
2347	# with dialog boxes.	2501	# with dialog boxes.
2348	#TODO: the first argument must go, split into a $npc->reply_to ( method	2502	#TODO: the first argument must go, split into a $npc->reply_to ( method
2349	sub cf::object::player::reply($$$;$) {	2503	sub cf::object::player::reply($$$;$) {
2350	my ($self, $npc, $msg, $flags) = @_;	2504	my ($self, $npc, $msg, $flags) = @_;
…		…
2361	my $dialog = $pl->{npc_dialog};	2515	my $dialog = $pl->{npc_dialog};
2362	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2516	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2363		2517
2364	} else {	2518	} else {
2365	$msg = $npc->name . " says: $msg" if $npc;	2519	$msg = $npc->name . " says: $msg" if $npc;
2366	$self->message ($msg, $flags);	2520	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2367	}	2521	}
2368	}	2522	}
2369	}	2523	}
2370		2524
2371	=item $object->send_msg ($channel, $msg, $color, [extra...])	2525	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2396		2550
2397	=item $player_object->enter_link	2551	=item $player_object->enter_link
2398		2552
2399	Freezes the player and moves him/her to a special map (C<{link}>).	2553	Freezes the player and moves him/her to a special map (C<{link}>).
2400		2554
2401	The player should be reasonably safe there for short amounts of time. You	2555	The player should be reasonably safe there for short amounts of time (e.g.
2402	I<MUST> call C<leave_link> as soon as possible, though.	2556	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2557	though, as the palyer cannot control the character while it is on the link
		2558	map.
2403		2559
2404	Will never block.	2560	Will never block.
2405		2561
2406	=item $player_object->leave_link ($map, $x, $y)	2562	=item $player_object->leave_link ($map, $x, $y)
2407		2563
…		…
2459	($x, $y) = (-1, -1)	2615	($x, $y) = (-1, -1)
2460	unless (defined $x) && (defined $y);	2616	unless (defined $x) && (defined $y);
2461		2617
2462	# use -1 or undef as default coordinates, not 0, 0	2618	# use -1 or undef as default coordinates, not 0, 0
2463	($x, $y) = ($map->enter_x, $map->enter_y)	2619	($x, $y) = ($map->enter_x, $map->enter_y)
2464	if $x <=0 && $y <= 0;	2620	if $x <= 0 && $y <= 0;
2465		2621
2466	$map->load;	2622	$map->load;
2467	$map->load_neighbours;	2623	$map->load_neighbours;
2468		2624
2469	return unless $self->contr->active;	2625	return unless $self->contr->active;
2470	$self->activate_recursive;
2471		2626
2472	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2627	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2473	$self->enter_map ($map, $x, $y);	2628	$self->enter_map ($map, $x, $y);
		2629
		2630	# only activate afterwards, to support waiting in hooks
		2631	$self->activate_recursive;
2474	}	2632	}
2475		2633
2476	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2634	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2477		2635
2478	Moves the player to the given map-path and coordinates by first freezing	2636	Moves the player to the given map-path and coordinates by first freezing
2479	her, loading and preparing them map, calling the provided $check callback	2637	her, loading and preparing them map, calling the provided $check callback
2480	that has to return the map if sucecssful, and then unfreezes the player on	2638	that has to return the map if sucecssful, and then unfreezes the player on
2481	the new (success) or old (failed) map position. In either case, $done will	2639	the new (success) or old (failed) map position. In either case, $done will
2482	be called at the end of this process.	2640	be called at the end of this process.
		2641
		2642	Note that $check will be called with a potentially non-loaded map, so if
		2643	it needs a loaded map it has to call C<< ->load >>.
2483		2644
2484	=cut	2645	=cut
2485		2646
2486	our $GOTOGEN;	2647	our $GOTOGEN;
2487		2648
…		…
2566	}	2727	}
2567		2728
2568	sub prepare_random_map {	2729	sub prepare_random_map {
2569	my ($exit) = @_;	2730	my ($exit) = @_;
2570		2731
2571	my $guard = cf::lock_acquire "exit_prepare:$exit";
2572
2573	# all this does is basically replace the /! path by	2732	# all this does is basically replace the /! path by
2574	# a new random map path (?random/...) with a seed	2733	# a new random map path (?random/...) with a seed
2575	# that depends on the exit object	2734	# that depends on the exit object
2576		2735
2577	my $rmp = parse_random_map_params $exit->msg;	2736	my $rmp = parse_random_map_params $exit->msg;
…		…
2579	if ($exit->map) {	2738	if ($exit->map) {
2580	$rmp->{region} = $exit->region->name;	2739	$rmp->{region} = $exit->region->name;
2581	$rmp->{origin_map} = $exit->map->path;	2740	$rmp->{origin_map} = $exit->map->path;
2582	$rmp->{origin_x} = $exit->x;	2741	$rmp->{origin_x} = $exit->x;
2583	$rmp->{origin_y} = $exit->y;	2742	$rmp->{origin_y} = $exit->y;
		2743
		2744	$exit->map->touch;
2584	}	2745	}
2585		2746
2586	$rmp->{random_seed} ||= $exit->random_seed;	2747	$rmp->{random_seed} ||= $exit->random_seed;
2587		2748
2588	my $data = cf::to_json $rmp;	2749	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2589	my $md5 = Digest::MD5::md5_hex $data;	2750	my $md5 = Digest::MD5::md5_hex $data;
2590	my $meta = "$RANDOMDIR/$md5.meta";	2751	my $meta = "$RANDOMDIR/$md5.meta";
2591		2752
2592	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2753	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2593	aio_write $fh, 0, (length $data), $data, 0;	2754	aio_write $fh, 0, (length $data), $data, 0;
2594	undef $fh;	2755	undef $fh;
2595	aio_rename "$meta~", $meta;	2756	aio_rename "$meta~", $meta;
2596		2757
		2758	my $slaying = "?random/$md5";
		2759
		2760	if ($exit->valid) {
2597	$exit->slaying ("?random/$md5");	2761	$exit->slaying ("?random/$md5");
2598	$exit->msg (undef);	2762	$exit->msg (undef);
		2763	}
2599	}	2764	}
2600	}	2765	}
2601		2766
2602	sub cf::object::player::enter_exit {	2767	sub cf::object::player::enter_exit {
2603	my ($self, $exit) = @_;	2768	my ($self, $exit) = @_;
2604		2769
2605	return unless $self->type == cf::PLAYER;	2770	return unless $self->type == cf::PLAYER;
2606		2771
2607	if ($exit->slaying eq "/!") {
2608	#TODO: this should de-fi-ni-te-ly not be a sync-job
2609	# the problem is that $exit might not survive long enough
2610	# so it needs to be done right now, right here
2611	cf::sync_job { prepare_random_map $exit };
2612	}
2613
2614	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2615	my $hp = $exit->stats->hp;
2616	my $sp = $exit->stats->sp;
2617
2618	$self->enter_link;	2772	$self->enter_link;
2619		2773
2620	# if exit is damned, update players death & WoR home-position
2621	$self->contr->savebed ($slaying, $hp, $sp)
2622	if $exit->flag (FLAG_DAMNED);
2623
2624	(async {	2774	(async {
2625	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2775	$Coro::current->{desc} = "enter_exit";
2626		2776
2627	$self->deactivate_recursive; # just to be sure
2628	unless (eval {	2777	unless (eval {
		2778	$self->deactivate_recursive; # just to be sure
		2779
		2780	# random map handling
		2781	{
		2782	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2783
		2784	prepare_random_map $exit
		2785	if $exit->slaying eq "/!";
		2786	}
		2787
		2788	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2789	my $x = $exit->stats->hp;
		2790	my $y = $exit->stats->sp;
		2791
2629	$self->goto ($slaying, $hp, $sp);	2792	$self->goto ($map, $x, $y);
2630		2793
		2794	# if exit is damned, update players death & WoR home-position
		2795	$self->contr->savebed ($map, $x, $y)
		2796	if $exit->flag (cf::FLAG_DAMNED);
		2797
2631	1;	2798	1
2632	}) {	2799	}) {
2633	$self->message ("Something went wrong deep within the crossfire server. "	2800	$self->message ("Something went wrong deep within the deliantra server. "
2634	. "I'll try to bring you back to the map you were before. "	2801	. "I'll try to bring you back to the map you were before. "
2635	. "Please report this to the dungeon master!",	2802	. "Please report this to the dungeon master!",
2636	cf::NDI_UNIQUE | cf::NDI_RED);	2803	cf::NDI_UNIQUE | cf::NDI_RED);
2637		2804
2638	warn "ERROR in enter_exit: $@";	2805	warn "ERROR in enter_exit: $@";
…		…
2655	sub cf::client::send_drawinfo {	2822	sub cf::client::send_drawinfo {
2656	my ($self, $text, $flags) = @_;	2823	my ($self, $text, $flags) = @_;
2657		2824
2658	utf8::encode $text;	2825	utf8::encode $text;
2659	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2826	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2827	}
		2828
		2829	=item $client->send_big_packet ($pkt)
		2830
		2831	Like C<send_packet>, but tries to compress large packets, and fragments
		2832	them as required.
		2833
		2834	=cut
		2835
		2836	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2837
		2838	sub cf::client::send_big_packet {
		2839	my ($self, $pkt) = @_;
		2840
		2841	# try lzf for large packets
		2842	$pkt = "lzf " . Compress::LZF::compress $pkt
		2843	if 1024 <= length $pkt and $self->{can_lzf};
		2844
		2845	# split very large packets
		2846	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2847	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2848	$pkt = "frag";
		2849	}
		2850
		2851	$self->send_packet ($pkt);
2660	}	2852	}
2661		2853
2662	=item $client->send_msg ($channel, $msg, $color, [extra...])	2854	=item $client->send_msg ($channel, $msg, $color, [extra...])
2663		2855
2664	Send a drawinfo or msg packet to the client, formatting the msg for the	2856	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2666	the message, with C<log> being the default. If C<$color> is negative, suppress	2858	the message, with C<log> being the default. If C<$color> is negative, suppress
2667	the message unless the client supports the msg packet.	2859	the message unless the client supports the msg packet.
2668		2860
2669	=cut	2861	=cut
2670		2862
		2863	# non-persistent channels (usually the info channel)
2671	our %CHANNEL = (	2864	our %CHANNEL = (
		2865	"c/motd" => {
		2866	id => "infobox",
		2867	title => "MOTD",
		2868	reply => undef,
		2869	tooltip => "The message of the day",
		2870	},
2672	"c/identify" => {	2871	"c/identify" => {
2673	id => "infobox",	2872	id => "infobox",
2674	title => "Identify",	2873	title => "Identify",
2675	reply => undef,	2874	reply => undef,
2676	tooltip => "Items recently identified",	2875	tooltip => "Items recently identified",
…		…
2678	"c/examine" => {	2877	"c/examine" => {
2679	id => "infobox",	2878	id => "infobox",
2680	title => "Examine",	2879	title => "Examine",
2681	reply => undef,	2880	reply => undef,
2682	tooltip => "Signs and other items you examined",	2881	tooltip => "Signs and other items you examined",
		2882	},
		2883	"c/shopinfo" => {
		2884	id => "infobox",
		2885	title => "Shop Info",
		2886	reply => undef,
		2887	tooltip => "What your bargaining skill tells you about the shop",
2683	},	2888	},
2684	"c/book" => {	2889	"c/book" => {
2685	id => "infobox",	2890	id => "infobox",
2686	title => "Book",	2891	title => "Book",
2687	reply => undef,	2892	reply => undef,
…		…
2691	id => "infobox",	2896	id => "infobox",
2692	title => "Look",	2897	title => "Look",
2693	reply => undef,	2898	reply => undef,
2694	tooltip => "What you saw there",	2899	tooltip => "What you saw there",
2695	},	2900	},
		2901	"c/who" => {
		2902	id => "infobox",
		2903	title => "Players",
		2904	reply => undef,
		2905	tooltip => "Shows players who are currently online",
		2906	},
		2907	"c/body" => {
		2908	id => "infobox",
		2909	title => "Body Parts",
		2910	reply => undef,
		2911	tooltip => "Shows which body parts you posess and are available",
		2912	},
		2913	"c/statistics" => {
		2914	id => "infobox",
		2915	title => "Statistics",
		2916	reply => undef,
		2917	tooltip => "Shows your primary statistics",
		2918	},
		2919	"c/skills" => {
		2920	id => "infobox",
		2921	title => "Skills",
		2922	reply => undef,
		2923	tooltip => "Shows your experience per skill and item power",
		2924	},
		2925	"c/shopitems" => {
		2926	id => "infobox",
		2927	title => "Shop Items",
		2928	reply => undef,
		2929	tooltip => "Shows the items currently for sale in this shop",
		2930	},
		2931	"c/resistances" => {
		2932	id => "infobox",
		2933	title => "Resistances",
		2934	reply => undef,
		2935	tooltip => "Shows your resistances",
		2936	},
		2937	"c/pets" => {
		2938	id => "infobox",
		2939	title => "Pets",
		2940	reply => undef,
		2941	tooltip => "Shows information abotu your pets/a specific pet",
		2942	},
		2943	"c/perceiveself" => {
		2944	id => "infobox",
		2945	title => "Perceive Self",
		2946	reply => undef,
		2947	tooltip => "You gained detailed knowledge about yourself",
		2948	},
		2949	"c/uptime" => {
		2950	id => "infobox",
		2951	title => "Uptime",
		2952	reply => undef,
		2953	tooltip => "How long the server has been running since last restart",
		2954	},
		2955	"c/mapinfo" => {
		2956	id => "infobox",
		2957	title => "Map Info",
		2958	reply => undef,
		2959	tooltip => "Information related to the maps",
		2960	},
		2961	"c/party" => {
		2962	id => "party",
		2963	title => "Party",
		2964	reply => "gsay ",
		2965	tooltip => "Messages and chat related to your party",
		2966	},
		2967	"c/death" => {
		2968	id => "death",
		2969	title => "Death",
		2970	reply => undef,
		2971	tooltip => "Reason for and more info about your most recent death",
		2972	},
		2973	"c/say" => $SAY_CHANNEL,
		2974	"c/chat" => $CHAT_CHANNEL,
2696	);	2975	);
2697		2976
2698	sub cf::client::send_msg {	2977	sub cf::client::send_msg {
2699	my ($self, $channel, $msg, $color, @extra) = @_;	2978	my ($self, $channel, $msg, $color, @extra) = @_;
2700		2979
2701	$msg = $self->pl->expand_cfpod ($msg);	2980	$msg = $self->pl->expand_cfpod ($msg)
		2981	unless $color & cf::NDI_VERBATIM;
2702		2982
2703	$color &= cf::NDI_CLIENT_MASK; # just in case...	2983	$color &= cf::NDI_CLIENT_MASK; # just in case...
2704		2984
2705	# check predefined channels, for the benefit of C	2985	# check predefined channels, for the benefit of C
2706	if ($CHANNEL{$channel}) {	2986	if ($CHANNEL{$channel}) {
2707	$channel = $CHANNEL{$channel};	2987	$channel = $CHANNEL{$channel};
2708		2988
2709	$self->ext_msg (channel_info => $channel)	2989	$self->ext_msg (channel_info => $channel);
2710	if $self->can_msg;
2711
2712	$channel = $channel->{id};	2990	$channel = $channel->{id};
2713		2991
2714	} elsif (ref $channel) {	2992	} elsif (ref $channel) {
2715	# send meta info to client, if not yet sent	2993	# send meta info to client, if not yet sent
2716	unless (exists $self->{channel}{$channel->{id}}) {	2994	unless (exists $self->{channel}{$channel->{id}}) {
2717	$self->{channel}{$channel->{id}} = $channel;	2995	$self->{channel}{$channel->{id}} = $channel;
2718	$self->ext_msg (channel_info => $channel)	2996	$self->ext_msg (channel_info => $channel);
2719	if $self->can_msg;
2720	}	2997	}
2721		2998
2722	$channel = $channel->{id};	2999	$channel = $channel->{id};
2723	}	3000	}
2724		3001
2725	return unless @extra || length $msg;	3002	return unless @extra || length $msg;
2726		3003
2727	if ($self->can_msg) {
2728	# default colour, mask it out	3004	# default colour, mask it out
2729	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3005	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2730	if $color & cf::NDI_DEF;	3006	if $color & cf::NDI_DEF;
2731		3007
2732	$self->send_packet ("msg " . $self->{json_coder}->encode (	3008	my $pkt = "msg "
		3009	. $self->{json_coder}->encode (
2733	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3010	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2734	} else {	3011	);
2735	if ($color >= 0) {
2736	# replace some tags by gcfclient-compatible ones
2737	for ($msg) {
2738	1 while
2739	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2740	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2741	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2742	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2743	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2744	}
2745		3012
2746	$color &= cf::NDI_COLOR_MASK;	3013	$self->send_big_packet ($pkt);
2747
2748	utf8::encode $msg;
2749
2750	if (0 && $msg =~ /\[/) {
2751	# COMMAND/INFO
2752	$self->send_packet ("drawextinfo $color 10 8 $msg")
2753	} else {
2754	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2755	$self->send_packet ("drawinfo $color $msg")
2756	}
2757	}
2758	}
2759	}	3014	}
2760		3015
2761	=item $client->ext_msg ($type, @msg)	3016	=item $client->ext_msg ($type, @msg)
2762		3017
2763	Sends an ext event to the client.	3018	Sends an ext event to the client.
…		…
2766		3021
2767	sub cf::client::ext_msg($$@) {	3022	sub cf::client::ext_msg($$@) {
2768	my ($self, $type, @msg) = @_;	3023	my ($self, $type, @msg) = @_;
2769		3024
2770	if ($self->extcmd == 2) {	3025	if ($self->extcmd == 2) {
2771	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3026	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2772	} elsif ($self->extcmd == 1) { # TODO: remove	3027	} elsif ($self->extcmd == 1) { # TODO: remove
2773	push @msg, msgtype => "event_$type";	3028	push @msg, msgtype => "event_$type";
2774	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3029	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2775	}	3030	}
2776	}	3031	}
2777		3032
2778	=item $client->ext_reply ($msgid, @msg)	3033	=item $client->ext_reply ($msgid, @msg)
2779		3034
…		…
2783		3038
2784	sub cf::client::ext_reply($$@) {	3039	sub cf::client::ext_reply($$@) {
2785	my ($self, $id, @msg) = @_;	3040	my ($self, $id, @msg) = @_;
2786		3041
2787	if ($self->extcmd == 2) {	3042	if ($self->extcmd == 2) {
2788	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3043	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2789	} elsif ($self->extcmd == 1) {	3044	} elsif ($self->extcmd == 1) {
2790	#TODO: version 1, remove	3045	#TODO: version 1, remove
2791	unshift @msg, msgtype => "reply", msgid => $id;	3046	unshift @msg, msgtype => "reply", msgid => $id;
2792	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3047	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2793	}	3048	}
2794	}	3049	}
2795		3050
2796	=item $success = $client->query ($flags, "text", \&cb)	3051	=item $success = $client->query ($flags, "text", \&cb)
2797		3052
…		…
2898		3153
2899	$coro	3154	$coro
2900	}	3155	}
2901		3156
2902	cf::client->attach (	3157	cf::client->attach (
2903	on_destroy => sub {	3158	on_client_destroy => sub {
2904	my ($ns) = @_;	3159	my ($ns) = @_;
2905		3160
2906	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3161	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2907	},	3162	},
2908	);	3163	);
…		…
2924	our $safe_hole = new Safe::Hole;	3179	our $safe_hole = new Safe::Hole;
2925		3180
2926	$SIG{FPE} = 'IGNORE';	3181	$SIG{FPE} = 'IGNORE';
2927		3182
2928	$safe->permit_only (Opcode::opset qw(	3183	$safe->permit_only (Opcode::opset qw(
2929	:base_core :base_mem :base_orig :base_math	3184	:base_core :base_mem :base_orig :base_math :base_loop
2930	grepstart grepwhile mapstart mapwhile	3185	grepstart grepwhile mapstart mapwhile
2931	sort time	3186	sort time
2932	));	3187	));
2933		3188
2934	# here we export the classes and methods available to script code	3189	# here we export the classes and methods available to script code
…		…
2937		3192
2938	The following functions and methods are available within a safe environment:	3193	The following functions and methods are available within a safe environment:
2939		3194
2940	cf::object	3195	cf::object
2941	contr pay_amount pay_player map x y force_find force_add destroy	3196	contr pay_amount pay_player map x y force_find force_add destroy
2942	insert remove name archname title slaying race decrease_ob_nr	3197	insert remove name archname title slaying race decrease split
		3198	value
2943		3199
2944	cf::object::player	3200	cf::object::player
2945	player	3201	player
2946		3202
2947	cf::player	3203	cf::player
…		…
2952		3208
2953	=cut	3209	=cut
2954		3210
2955	for (	3211	for (
2956	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3212	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2957	insert remove inv name archname title slaying race	3213	insert remove inv nrof name archname title slaying race
2958	decrease_ob_nr destroy)],	3214	decrease split destroy change_exp value msg lore send_msg)],
2959	["cf::object::player" => qw(player)],	3215	["cf::object::player" => qw(player)],
2960	["cf::player" => qw(peaceful)],	3216	["cf::player" => qw(peaceful send_msg)],
2961	["cf::map" => qw(trigger)],	3217	["cf::map" => qw(trigger)],
2962	) {	3218	) {
2963	no strict 'refs';	3219	no strict 'refs';
2964	my ($pkg, @funs) = @$_;	3220	my ($pkg, @funs) = @$_;
2965	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3221	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2983		3239
2984	my $qcode = $code;	3240	my $qcode = $code;
2985	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3241	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2986	$qcode =~ s/\n/\\n/g;	3242	$qcode =~ s/\n/\\n/g;
2987		3243
		3244	%vars = (_dummy => 0) unless %vars;
		3245
		3246	my @res;
2988	local $_;	3247	local $_;
2989	local @safe::cf::_safe_eval_args = values %vars;
2990		3248
2991	my $eval =	3249	my $eval =
2992	"do {\n"	3250	"do {\n"
2993	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3251	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2994	. "#line 0 \"{$qcode}\"\n"	3252	. "#line 0 \"{$qcode}\"\n"
2995	. $code	3253	. $code
2996	. "\n}"	3254	. "\n}"
2997	;	3255	;
2998		3256
		3257	if ($CFG{safe_eval}) {
2999	sub_generation_inc;	3258	sub_generation_inc;
		3259	local @safe::cf::_safe_eval_args = values %vars;
3000	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3260	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3001	sub_generation_inc;	3261	sub_generation_inc;
		3262	} else {
		3263	local @cf::_safe_eval_args = values %vars;
		3264	@res = wantarray ? eval eval : scalar eval $eval;
		3265	}
3002		3266
3003	if ($@) {	3267	if ($@) {
3004	warn "$@";	3268	warn "$@";
3005	warn "while executing safe code '$code'\n";	3269	warn "while executing safe code '$code'\n";
3006	warn "with arguments " . (join " ", %vars) . "\n";	3270	warn "with arguments " . (join " ", %vars) . "\n";
…		…
3025	=cut	3289	=cut
3026		3290
3027	sub register_script_function {	3291	sub register_script_function {
3028	my ($fun, $cb) = @_;	3292	my ($fun, $cb) = @_;
3029		3293
3030	no strict 'refs';	3294	$fun = "safe::$fun" if $CFG{safe_eval};
3031	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3295	*$fun = $safe_hole->wrap ($cb);
3032	}	3296	}
3033		3297
3034	=back	3298	=back
3035		3299
3036	=cut	3300	=cut
…		…
3057		3321
3058	$facedata->{version} == 2	3322	$facedata->{version} == 2
3059	or cf::cleanup "$path: version mismatch, cannot proceed.";	3323	or cf::cleanup "$path: version mismatch, cannot proceed.";
3060		3324
3061	# patch in the exptable	3325	# patch in the exptable
		3326	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3062	$facedata->{resource}{"res/exp_table"} = {	3327	$facedata->{resource}{"res/exp_table"} = {
3063	type => FT_RSRC,	3328	type => FT_RSRC,
3064	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3329	data => $exp_table,
		3330	hash => (Digest::MD5::md5 $exp_table),
3065	};	3331	};
3066	cf::cede_to_tick;	3332	cf::cede_to_tick;
3067		3333
3068	{	3334	{
3069	my $faces = $facedata->{faceinfo};	3335	my $faces = $facedata->{faceinfo};
3070		3336
3071	while (my ($face, $info) = each %$faces) {	3337	while (my ($face, $info) = each %$faces) {
3072	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3338	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3339
3073	cf::face::set_visibility $idx, $info->{visibility};	3340	cf::face::set_visibility $idx, $info->{visibility};
3074	cf::face::set_magicmap $idx, $info->{magicmap};	3341	cf::face::set_magicmap $idx, $info->{magicmap};
3075	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3342	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3076	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3343	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
3077		3344
3078	cf::cede_to_tick;	3345	cf::cede_to_tick;
3079	}	3346	}
3080		3347
3081	while (my ($face, $info) = each %$faces) {	3348	while (my ($face, $info) = each %$faces) {
3082	next unless $info->{smooth};	3349	next unless $info->{smooth};
		3350
3083	my $idx = cf::face::find $face	3351	my $idx = cf::face::find $face
3084	or next;	3352	or next;
		3353
3085	if (my $smooth = cf::face::find $info->{smooth}) {	3354	if (my $smooth = cf::face::find $info->{smooth}) {
3086	cf::face::set_smooth $idx, $smooth;	3355	cf::face::set_smooth $idx, $smooth;
3087	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3356	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3088	} else {	3357	} else {
3089	warn "smooth face '$info->{smooth}' not found for face '$face'";	3358	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
3103		3372
3104	cf::anim::invalidate_all; # d'oh	3373	cf::anim::invalidate_all; # d'oh
3105	}	3374	}
3106		3375
3107	{	3376	{
3108	# TODO: for gcfclient pleasure, we should give resources
3109	# that gcfclient doesn't grok a >10000 face index.
3110	my $res = $facedata->{resource};	3377	my $res = $facedata->{resource};
3111		3378
3112	my $soundconf = delete $res->{"res/sound.conf"};
3113
3114	while (my ($name, $info) = each %$res) {	3379	while (my ($name, $info) = each %$res) {
		3380	if (defined $info->{type}) {
3115	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3381	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3116	my $data;
3117		3382
3118	if ($info->{type} & 1) {	3383	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3119	# prepend meta info	3384	cf::face::set_type $idx, $info->{type};
3120
3121	my $meta = $enc->encode ({
3122	name => $name,
3123	%{ $info->{meta} || {} },
3124	});
3125
3126	$data = pack "(w/a*)*", $meta, $info->{data};
3127	} else {	3385	} else {
3128	$data = $info->{data};	3386	$RESOURCE{$name} = $info;
3129	}	3387	}
3130		3388
3131	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3132	cf::face::set_type $idx, $info->{type};
3133
3134	cf::cede_to_tick;	3389	cf::cede_to_tick;
3135	}	3390	}
3136
3137	if ($soundconf) {
3138	$soundconf = $enc->decode (delete $soundconf->{data});
3139
3140	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3141	my $sound = $soundconf->{compat}[$_]
3142	or next;
3143
3144	my $face = cf::face::find "sound/$sound->[1]";
3145	cf::sound::set $sound->[0] => $face;
3146	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3147	}
3148
3149	while (my ($k, $v) = each %{$soundconf->{event}}) {
3150	my $face = cf::face::find "sound/$v";
3151	cf::sound::set $k => $face;
3152	}
3153	}
3154	}	3391	}
		3392
		3393	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3155		3394
3156	1	3395	1
3157	}	3396	}
		3397
		3398	cf::global->attach (on_resource_update => sub {
		3399	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3400	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3401
		3402	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3403	my $sound = $soundconf->{compat}[$_]
		3404	or next;
		3405
		3406	my $face = cf::face::find "sound/$sound->[1]";
		3407	cf::sound::set $sound->[0] => $face;
		3408	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3409	}
		3410
		3411	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3412	my $face = cf::face::find "sound/$v";
		3413	cf::sound::set $k => $face;
		3414	}
		3415	}
		3416	});
3158		3417
3159	register_exticmd fx_want => sub {	3418	register_exticmd fx_want => sub {
3160	my ($ns, $want) = @_;	3419	my ($ns, $want) = @_;
3161		3420
3162	while (my ($k, $v) = each %$want) {	3421	while (my ($k, $v) = each %$want) {
3163	$ns->fx_want ($k, $v);	3422	$ns->fx_want ($k, $v);
3164	}	3423	}
3165	};	3424	};
		3425
		3426	sub load_resource_file($) {
		3427	my $guard = lock_acquire "load_resource_file";
		3428
		3429	my $status = load_resource_file_ $_[0];
		3430	get_slot 0.1, 100;
		3431	cf::arch::commit_load;
		3432
		3433	$status
		3434	}
3166		3435
3167	sub reload_regions {	3436	sub reload_regions {
3168	# HACK to clear player env face cache, we need some signal framework	3437	# HACK to clear player env face cache, we need some signal framework
3169	# for this (global event?)	3438	# for this (global event?)
3170	%ext::player_env::MUSIC_FACE_CACHE = ();	3439	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3184	}	3453	}
3185		3454
3186	sub reload_archetypes {	3455	sub reload_archetypes {
3187	load_resource_file "$DATADIR/archetypes"	3456	load_resource_file "$DATADIR/archetypes"
3188	or die "unable to load archetypes\n";	3457	or die "unable to load archetypes\n";
3189	#d# NEED to laod twice to resolve forward references
3190	# this really needs to be done in an extra post-pass
3191	# (which needs to be synchronous, so solve it differently)
3192	load_resource_file "$DATADIR/archetypes"
3193	or die "unable to load archetypes\n";
3194	}	3458	}
3195		3459
3196	sub reload_treasures {	3460	sub reload_treasures {
3197	load_resource_file "$DATADIR/treasures"	3461	load_resource_file "$DATADIR/treasures"
3198	or die "unable to load treasurelists\n";	3462	or die "unable to load treasurelists\n";
3199	}	3463	}
3200		3464
3201	sub reload_resources {	3465	sub reload_resources {
3202	warn "reloading resource files...\n";	3466	warn "reloading resource files...\n";
3203		3467
		3468	reload_facedata;
		3469	reload_archetypes;
3204	reload_regions;	3470	reload_regions;
3205	reload_facedata;
3206	#reload_archetypes;#d#
3207	reload_archetypes;
3208	reload_treasures;	3471	reload_treasures;
3209		3472
3210	warn "finished reloading resource files\n";	3473	warn "finished reloading resource files\n";
3211	}	3474	}
3212		3475
3213	sub init {
3214	reload_resources;
3215	}
3216
3217	sub reload_config {	3476	sub reload_config {
		3477	warn "reloading config file...\n";
		3478
3218	open my $fh, "<:utf8", "$CONFDIR/config"	3479	open my $fh, "<:utf8", "$CONFDIR/config"
3219	or return;	3480	or return;
3220		3481
3221	local $/;	3482	local $/;
3222	*CFG = YAML::Syck::Load <$fh>;	3483	*CFG = YAML::XS::Load scalar <$fh>;
3223		3484
3224	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3485	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3225		3486
3226	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3487	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3227	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3488	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3231	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3492	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3232	and die "WARNING: m(un)lockall failed: $!\n";	3493	and die "WARNING: m(un)lockall failed: $!\n";
3233	};	3494	};
3234	warn $@ if $@;	3495	warn $@ if $@;
3235	}	3496	}
		3497
		3498	warn "finished reloading resource files\n";
		3499	}
		3500
		3501	sub pidfile() {
		3502	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3503	or die "$PIDFILE: $!";
		3504	flock $fh, &Fcntl::LOCK_EX
		3505	or die "$PIDFILE: flock: $!";
		3506	$fh
		3507	}
		3508
		3509	# make sure only one server instance is running at any one time
		3510	sub atomic {
		3511	my $fh = pidfile;
		3512
		3513	my $pid = <$fh>;
		3514	kill 9, $pid if $pid > 0;
		3515
		3516	seek $fh, 0, 0;
		3517	print $fh $$;
		3518	}
		3519
		3520	sub main_loop {
		3521	warn "EV::loop starting\n";
		3522	if (1) {
		3523	EV::loop;
		3524	}
		3525	warn "EV::loop returned\n";
		3526	goto &main_loop unless $REALLY_UNLOOP;
3236	}	3527	}
3237		3528
3238	sub main {	3529	sub main {
		3530	cf::init_globals; # initialise logging
		3531
		3532	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3533	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3534	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3535	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3536
		3537	cf::init_experience;
		3538	cf::init_anim;
		3539	cf::init_attackmess;
		3540	cf::init_dynamic;
		3541
		3542	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3543
3239	# we must not ever block the main coroutine	3544	# we must not ever block the main coroutine
3240	local $Coro::idle = sub {	3545	local $Coro::idle = sub {
3241	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3546	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3242	(async {	3547	(async {
3243	$Coro::current->{desc} = "IDLE BUG HANDLER";	3548	$Coro::current->{desc} = "IDLE BUG HANDLER";
3244	Event::one_event;	3549	EV::loop EV::LOOP_ONESHOT;
3245	})->prio (Coro::PRIO_MAX);	3550	})->prio (Coro::PRIO_MAX);
3246	};	3551	};
3247		3552
		3553	evthread_start IO::AIO::poll_fileno;
		3554
		3555	cf::sync_job {
		3556	cf::load_settings;
		3557	cf::load_materials;
		3558
		3559	reload_resources;
3248	reload_config;	3560	reload_config;
3249	db_init;	3561	db_init;
		3562
		3563	cf::init_uuid;
		3564	cf::init_signals;
		3565	cf::init_skills;
		3566
		3567	cf::init_beforeplay;
		3568
		3569	atomic;
		3570
3250	load_extensions;	3571	load_extensions;
3251		3572
3252	$TICK_WATCHER->start;	3573	utime time, time, $RUNTIMEFILE;
3253	Event::loop;	3574
		3575	# no (long-running) fork's whatsoever before this point(!)
		3576	use POSIX ();
		3577	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3578
		3579	(pop @POST_INIT)->(0) while @POST_INIT;
		3580	};
		3581
		3582	main_loop;
3254	}	3583	}
3255		3584
3256	#############################################################################	3585	#############################################################################
3257	# initialisation and cleanup	3586	# initialisation and cleanup
3258		3587
3259	# install some emergency cleanup handlers	3588	# install some emergency cleanup handlers
3260	BEGIN {	3589	BEGIN {
		3590	our %SIGWATCHER = ();
3261	for my $signal (qw(INT HUP TERM)) {	3591	for my $signal (qw(INT HUP TERM)) {
3262	Event->signal (	3592	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3263	reentrant => 0,
3264	data => WF_AUTOCANCEL,
3265	signal => $signal,
3266	prio => 0,
3267	cb => sub {
3268	cf::cleanup "SIG$signal";	3593	cf::cleanup "SIG$signal";
3269	},
3270	);	3594	};
3271	}	3595	}
3272	}	3596	}
3273		3597
3274	sub write_runtime {	3598	sub write_runtime_sync {
3275	my $runtime = "$LOCALDIR/runtime";	3599	my $t0 = AE::time;
3276		3600
3277	# first touch the runtime file to show we are still running:	3601	# first touch the runtime file to show we are still running:
3278	# the fsync below can take a very very long time.	3602	# the fsync below can take a very very long time.
3279		3603
3280	IO::AIO::aio_utime $runtime, undef, undef;	3604	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3281		3605
3282	my $guard = cf::lock_acquire "write_runtime";	3606	my $guard = cf::lock_acquire "write_runtime";
3283		3607
3284	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3608	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3285	or return;	3609	or return;
3286		3610
3287	my $value = $cf::RUNTIME + 90 + 10;	3611	my $value = $cf::RUNTIME + 90 + 10;
3288	# 10 is the runtime save interval, for a monotonic clock	3612	# 10 is the runtime save interval, for a monotonic clock
3289	# 60 allows for the watchdog to kill the server.	3613	# 60 allows for the watchdog to kill the server.
…		…
3299	aio_utime $fh, undef, undef;	3623	aio_utime $fh, undef, undef;
3300		3624
3301	close $fh	3625	close $fh
3302	or return;	3626	or return;
3303		3627
3304	aio_rename "$runtime~", $runtime	3628	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3305	and return;	3629	and return;
3306		3630
3307	warn "runtime file written.\n";	3631	warn sprintf "runtime file written (%gs).\n", AE::time - $t0;
3308		3632
3309	1	3633	1
		3634	}
		3635
		3636	our $uuid_lock;
		3637	our $uuid_skip;
		3638
		3639	sub write_uuid_sync($) {
		3640	$uuid_skip ||= $_[0];
		3641
		3642	return if $uuid_lock;
		3643	local $uuid_lock = 1;
		3644
		3645	my $uuid = "$LOCALDIR/uuid";
		3646
		3647	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3648	or return;
		3649
		3650	my $value = uuid_seq uuid_cur;
		3651
		3652	unless ($value) {
		3653	warn "cowardly refusing to write zero uuid value!\n";
		3654	return;
		3655	}
		3656
		3657	my $value = uuid_str $value + $uuid_skip;
		3658	$uuid_skip = 0;
		3659
		3660	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3661	and return;
		3662
		3663	# always fsync - this file is important
		3664	aio_fsync $fh
		3665	and return;
		3666
		3667	close $fh
		3668	or return;
		3669
		3670	aio_rename "$uuid~", $uuid
		3671	and return;
		3672
		3673	warn "uuid file written ($value).\n";
		3674
		3675	1
		3676
		3677	}
		3678
		3679	sub write_uuid($$) {
		3680	my ($skip, $sync) = @_;
		3681
		3682	$sync ? write_uuid_sync $skip
		3683	: async { write_uuid_sync $skip };
3310	}	3684	}
3311		3685
3312	sub emergency_save() {	3686	sub emergency_save() {
3313	my $freeze_guard = cf::freeze_mainloop;	3687	my $freeze_guard = cf::freeze_mainloop;
3314		3688
3315	warn "enter emergency perl save\n";	3689	warn "emergency_perl_save: enter\n";
3316		3690
3317	cf::sync_job {	3691	cf::sync_job {
		3692	# this is a trade-off: we want to be very quick here, so
		3693	# save all maps without fsync, and later call a global sync
		3694	# (which in turn might be very very slow)
		3695	local $USE_FSYNC = 0;
		3696
3318	# use a peculiar iteration method to avoid tripping on perl	3697	# use a peculiar iteration method to avoid tripping on perl
3319	# refcount bugs in for. also avoids problems with players	3698	# refcount bugs in for. also avoids problems with players
3320	# and maps saved/destroyed asynchronously.	3699	# and maps saved/destroyed asynchronously.
3321	warn "begin emergency player save\n";	3700	warn "emergency_perl_save: begin player save\n";
3322	for my $login (keys %cf::PLAYER) {	3701	for my $login (keys %cf::PLAYER) {
3323	my $pl = $cf::PLAYER{$login} or next;	3702	my $pl = $cf::PLAYER{$login} or next;
3324	$pl->valid or next;	3703	$pl->valid or next;
3325	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3704	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3326	$pl->save;	3705	$pl->save;
3327	}	3706	}
3328	warn "end emergency player save\n";	3707	warn "emergency_perl_save: end player save\n";
3329		3708
3330	warn "begin emergency map save\n";	3709	warn "emergency_perl_save: begin map save\n";
3331	for my $path (keys %cf::MAP) {	3710	for my $path (keys %cf::MAP) {
3332	my $map = $cf::MAP{$path} or next;	3711	my $map = $cf::MAP{$path} or next;
3333	$map->valid or next;	3712	$map->valid or next;
3334	$map->save;	3713	$map->save;
3335	}	3714	}
3336	warn "end emergency map save\n";	3715	warn "emergency_perl_save: end map save\n";
3337		3716
3338	warn "begin emergency database checkpoint\n";	3717	warn "emergency_perl_save: begin database checkpoint\n";
3339	BDB::db_env_txn_checkpoint $DB_ENV;	3718	BDB::db_env_txn_checkpoint $DB_ENV;
3340	warn "end emergency database checkpoint\n";	3719	warn "emergency_perl_save: end database checkpoint\n";
		3720
		3721	warn "emergency_perl_save: begin write uuid\n";
		3722	write_uuid_sync 1;
		3723	warn "emergency_perl_save: end write uuid\n";
3341	};	3724	};
3342		3725
		3726	warn "emergency_perl_save: starting sync()\n";
		3727	IO::AIO::aio_sync sub {
		3728	warn "emergency_perl_save: finished sync()\n";
		3729	};
		3730
3343	warn "leave emergency perl save\n";	3731	warn "emergency_perl_save: leave\n";
3344	}	3732	}
3345		3733
3346	sub post_cleanup {	3734	sub post_cleanup {
3347	my ($make_core) = @_;	3735	my ($make_core) = @_;
3348		3736
3349	warn Carp::longmess "post_cleanup backtrace"	3737	warn Carp::longmess "post_cleanup backtrace"
3350	if $make_core;	3738	if $make_core;
		3739
		3740	my $fh = pidfile;
		3741	unlink $PIDFILE if <$fh> == $$;
		3742	}
		3743
		3744	# a safer delete_package, copied from Symbol
		3745	sub clear_package($) {
		3746	my $pkg = shift;
		3747
		3748	# expand to full symbol table name if needed
		3749	unless ($pkg =~ /^main::.*::$/) {
		3750	$pkg = "main$pkg" if $pkg =~ /^::/;
		3751	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3752	$pkg .= '::' unless $pkg =~ /::$/;
		3753	}
		3754
		3755	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3756	my $stem_symtab = *{$stem}{HASH};
		3757
		3758	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3759	or return;
		3760
		3761	# clear all symbols
		3762	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3763	for my $name (keys %$leaf_symtab) {
		3764	_gv_clear *{"$pkg$name"};
		3765	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3766	}
		3767	warn "cleared package $pkg\n";#d#
3351	}	3768	}
3352		3769
3353	sub do_reload_perl() {	3770	sub do_reload_perl() {
3354	# can/must only be called in main	3771	# can/must only be called in main
3355	if ($Coro::current != $Coro::main) {	3772	if ($Coro::current != $Coro::main) {
3356	warn "can only reload from main coroutine";	3773	warn "can only reload from main coroutine";
3357	return;	3774	return;
3358	}	3775	}
3359		3776
		3777	return if $RELOAD++;
		3778
		3779	my $t1 = AE::time;
		3780
		3781	while ($RELOAD) {
3360	warn "reloading...";	3782	warn "reloading...";
3361		3783
3362	warn "entering sync_job";	3784	warn "entering sync_job";
3363		3785
3364	cf::sync_job {	3786	cf::sync_job {
3365	cf::write_runtime; # external watchdog should not bark	3787	cf::write_runtime_sync; # external watchdog should not bark
3366	cf::emergency_save;	3788	cf::emergency_save;
3367	cf::write_runtime; # external watchdog should not bark	3789	cf::write_runtime_sync; # external watchdog should not bark
3368		3790
3369	warn "syncing database to disk";	3791	warn "syncing database to disk";
3370	BDB::db_env_txn_checkpoint $DB_ENV;	3792	BDB::db_env_txn_checkpoint $DB_ENV;
3371		3793
3372	# if anything goes wrong in here, we should simply crash as we already saved	3794	# if anything goes wrong in here, we should simply crash as we already saved
3373		3795
3374	warn "cancelling all WF_AUTOCANCEL watchers";
3375	for (Event::all_watchers) {
3376	$_->cancel if $_->data & WF_AUTOCANCEL;
3377	}
3378
3379	warn "flushing outstanding aio requests";	3796	warn "flushing outstanding aio requests";
3380	for (;;) {
3381	BDB::flush;
3382	IO::AIO::flush;
3383	Coro::cede_notself;
3384	last unless IO::AIO::nreqs || BDB::nreqs;	3797	while (IO::AIO::nreqs || BDB::nreqs) {
3385	warn "iterate...";	3798	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3386	}
3387
3388	++$RELOAD;
3389
3390	warn "cancelling all extension coros";
3391	$_->cancel for values %EXT_CORO;
3392	%EXT_CORO = ();
3393
3394	warn "removing commands";
3395	%COMMAND = ();
3396
3397	warn "removing ext/exti commands";
3398	%EXTCMD = ();
3399	%EXTICMD = ();
3400
3401	warn "unloading/nuking all extensions";
3402	for my $pkg (@EXTS) {
3403	warn "... unloading $pkg";
3404
3405	if (my $cb = $pkg->can ("unload")) {
3406	eval {
3407	$cb->($pkg);
3408	1
3409	} or warn "$pkg unloaded, but with errors: $@";
3410	}	3799	}
3411		3800
3412	warn "... nuking $pkg";	3801	warn "cancelling all extension coros";
3413	Symbol::delete_package $pkg;	3802	$_->cancel for values %EXT_CORO;
3414	}	3803	%EXT_CORO = ();
3415		3804
3416	warn "unloading all perl modules loaded from $LIBDIR";	3805	warn "removing commands";
3417	while (my ($k, $v) = each %INC) {	3806	%COMMAND = ();
3418	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3419		3807
		3808	warn "removing ext/exti commands";
		3809	%EXTCMD = ();
		3810	%EXTICMD = ();
		3811
		3812	warn "unloading/nuking all extensions";
		3813	for my $pkg (@EXTS) {
3420	warn "... unloading $k";	3814	warn "... unloading $pkg";
3421	delete $INC{$k};
3422		3815
3423	$k =~ s/\.pm$//;
3424	$k =~ s/\//::/g;
3425
3426	if (my $cb = $k->can ("unload_module")) {	3816	if (my $cb = $pkg->can ("unload")) {
		3817	eval {
3427	$cb->();	3818	$cb->($pkg);
		3819	1
		3820	} or warn "$pkg unloaded, but with errors: $@";
		3821	}
		3822
		3823	warn "... clearing $pkg";
		3824	clear_package $pkg;
3428	}	3825	}
3429		3826
3430	Symbol::delete_package $k;	3827	warn "unloading all perl modules loaded from $LIBDIR";
		3828	while (my ($k, $v) = each %INC) {
		3829	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3830
		3831	warn "... unloading $k";
		3832	delete $INC{$k};
		3833
		3834	$k =~ s/\.pm$//;
		3835	$k =~ s/\//::/g;
		3836
		3837	if (my $cb = $k->can ("unload_module")) {
		3838	$cb->();
		3839	}
		3840
		3841	clear_package $k;
3431	}	3842	}
3432		3843
3433	warn "getting rid of safe::, as good as possible";	3844	warn "getting rid of safe::, as good as possible";
3434	Symbol::delete_package "safe::$_"	3845	clear_package "safe::$_"
3435	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3846	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3436		3847
3437	warn "unloading cf.pm \"a bit\"";	3848	warn "unloading cf.pm \"a bit\"";
3438	delete $INC{"cf.pm"};	3849	delete $INC{"cf.pm"};
3439	delete $INC{"cf/pod.pm"};	3850	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3440		3851
3441	# don't, removes xs symbols, too,	3852	# don't, removes xs symbols, too,
3442	# and global variables created in xs	3853	# and global variables created in xs
3443	#Symbol::delete_package __PACKAGE__;	3854	#clear_package __PACKAGE__;
3444		3855
3445	warn "unload completed, starting to reload now";	3856	warn "unload completed, starting to reload now";
3446		3857
3447	warn "reloading cf.pm";	3858	warn "reloading cf.pm";
3448	require cf;	3859	require cf;
3449	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3860	cf::_connect_to_perl_1;
3450		3861
3451	warn "loading config and database again";	3862	warn "loading config and database again";
3452	cf::reload_config;	3863	cf::reload_config;
3453		3864
3454	warn "loading extensions";	3865	warn "loading extensions";
3455	cf::load_extensions;	3866	cf::load_extensions;
3456		3867
		3868	if ($REATTACH_ON_RELOAD) {
3457	warn "reattaching attachments to objects/players";	3869	warn "reattaching attachments to objects/players";
3458	_global_reattach; # objects, sockets	3870	_global_reattach; # objects, sockets
3459	warn "reattaching attachments to maps";	3871	warn "reattaching attachments to maps";
3460	reattach $_ for values %MAP;	3872	reattach $_ for values %MAP;
3461	warn "reattaching attachments to players";	3873	warn "reattaching attachments to players";
3462	reattach $_ for values %PLAYER;	3874	reattach $_ for values %PLAYER;
		3875	}
3463		3876
		3877	warn "running post_init jobs";
		3878	(pop @POST_INIT)->(1) while @POST_INIT;
		3879
3464	warn "leaving sync_job";	3880	warn "leaving sync_job";
3465		3881
3466	1	3882	1
3467	} or do {	3883	} or do {
3468	warn $@;	3884	warn $@;
3469	warn "error while reloading, exiting.";	3885	cf::cleanup "error while reloading, exiting.";
3470	exit 1;
3471	};	3886	};
3472		3887
3473	warn "reloaded";	3888	warn "reloaded";
		3889	--$RELOAD;
		3890	}
		3891
		3892	$t1 = AE::time - $t1;
		3893	warn "reload completed in ${t1}s\n";
3474	};	3894	};
3475		3895
3476	our $RELOAD_WATCHER; # used only during reload	3896	our $RELOAD_WATCHER; # used only during reload
3477		3897
3478	sub reload_perl() {	3898	sub reload_perl() {
3479	# doing reload synchronously and two reloads happen back-to-back,	3899	# doing reload synchronously and two reloads happen back-to-back,
3480	# coro crashes during coro_state_free->destroy here.	3900	# coro crashes during coro_state_free->destroy here.
3481		3901
3482	$RELOAD_WATCHER ||= Event->timer (	3902	$RELOAD_WATCHER ||= cf::async {
3483	reentrant => 0,	3903	Coro::AIO::aio_wait cache_extensions;
3484	after => 0,	3904
3485	data => WF_AUTOCANCEL,	3905	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3486	cb => sub {
3487	do_reload_perl;	3906	do_reload_perl;
3488	undef $RELOAD_WATCHER;	3907	undef $RELOAD_WATCHER;
3489	},	3908	};
3490	);	3909	};
3491	}	3910	}
3492		3911
3493	register_command "reload" => sub {	3912	register_command "reload" => sub {
3494	my ($who, $arg) = @_;	3913	my ($who, $arg) = @_;
3495		3914
…		…
3508		3927
3509	our @WAIT_FOR_TICK;	3928	our @WAIT_FOR_TICK;
3510	our @WAIT_FOR_TICK_BEGIN;	3929	our @WAIT_FOR_TICK_BEGIN;
3511		3930
3512	sub wait_for_tick {	3931	sub wait_for_tick {
3513	return unless $TICK_WATCHER->is_active;
3514	return if $Coro::current == $Coro::main;	3932	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3515		3933
3516	my $signal = new Coro::Signal;	3934	my $signal = new Coro::Signal;
3517	push @WAIT_FOR_TICK, $signal;	3935	push @WAIT_FOR_TICK, $signal;
3518	$signal->wait;	3936	$signal->wait;
3519	}	3937	}
3520		3938
3521	sub wait_for_tick_begin {	3939	sub wait_for_tick_begin {
3522	return unless $TICK_WATCHER->is_active;
3523	return if $Coro::current == $Coro::main;	3940	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3524		3941
3525	my $signal = new Coro::Signal;	3942	my $signal = new Coro::Signal;
3526	push @WAIT_FOR_TICK_BEGIN, $signal;	3943	push @WAIT_FOR_TICK_BEGIN, $signal;
3527	$signal->wait;	3944	$signal->wait;
3528	}	3945	}
3529		3946
3530	$TICK_WATCHER = Event->timer (	3947	sub tick {
3531	reentrant => 0,
3532	parked => 1,
3533	prio => 0,
3534	at => $NEXT_TICK || $TICK,
3535	data => WF_AUTOCANCEL,
3536	cb => sub {
3537	if ($Coro::current != $Coro::main) {	3948	if ($Coro::current != $Coro::main) {
3538	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3949	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3539	unless ++$bug_warning > 10;	3950	unless ++$bug_warning > 10;
3540	return;	3951	return;
3541	}	3952	}
3542		3953
3543	$NOW = $tick_start = Event::time;
3544
3545	cf::server_tick; # one server iteration	3954	cf::server_tick; # one server iteration
3546		3955
3547	$RUNTIME += $TICK;	3956	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3548	$NEXT_TICK += $TICK;
3549		3957
3550	if ($NOW >= $NEXT_RUNTIME_WRITE) {	3958	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3551	$NEXT_RUNTIME_WRITE = $NOW + 10;	3959	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3552	Coro::async_pool {	3960	Coro::async_pool {
3553	$Coro::current->{desc} = "runtime saver";	3961	$Coro::current->{desc} = "runtime saver";
3554	write_runtime	3962	write_runtime_sync
3555	or warn "ERROR: unable to write runtime file: $!";	3963	or warn "ERROR: unable to write runtime file: $!";
3556	};
3557	}	3964	};
		3965	}
3558		3966
3559	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3967	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3560	$sig->send;	3968	$sig->send;
3561	}	3969	}
3562	while (my $sig = shift @WAIT_FOR_TICK) {	3970	while (my $sig = shift @WAIT_FOR_TICK) {
3563	$sig->send;	3971	$sig->send;
3564	}	3972	}
3565		3973
3566	$NOW = Event::time;	3974	$LOAD = ($NOW - $TICK_START) / $TICK;
3567
3568	# if we are delayed by four ticks or more, skip them all
3569	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3570
3571	$TICK_WATCHER->at ($NEXT_TICK);
3572	$TICK_WATCHER->start;
3573
3574	$LOAD = ($NOW - $tick_start) / $TICK;
3575	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3975	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3576		3976
3577	_post_tick;	3977	if (0) {
		3978	if ($NEXT_TICK) {
		3979	my $jitter = $TICK_START - $NEXT_TICK;
		3980	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3981	warn "jitter $JITTER\n";#d#
		3982	}
3578	},	3983	}
3579	);	3984	}
3580		3985
3581	{	3986	{
		3987	# configure BDB
		3988
3582	BDB::min_parallel 8;	3989	BDB::min_parallel 16;
3583	BDB::max_poll_time $TICK * 0.1;	3990	BDB::max_poll_reqs $TICK * 0.1;
3584	$BDB_POLL_WATCHER = Event->io (	3991	$AnyEvent::BDB::WATCHER->priority (1);
3585	reentrant => 0,
3586	fd => BDB::poll_fileno,
3587	poll => 'r',
3588	prio => 0,
3589	data => WF_AUTOCANCEL,
3590	cb => \&BDB::poll_cb,
3591	);
3592
3593	BDB::set_sync_prepare {
3594	my $status;
3595	my $current = $Coro::current;
3596	(
3597	sub {
3598	$status = $!;
3599	$current->ready; undef $current;
3600	},
3601	sub {
3602	Coro::schedule while defined $current;
3603	$! = $status;
3604	},
3605	)
3606	};
3607		3992
3608	unless ($DB_ENV) {	3993	unless ($DB_ENV) {
3609	$DB_ENV = BDB::db_env_create;	3994	$DB_ENV = BDB::db_env_create;
3610	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	3995	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3611	| BDB::LOG_AUTOREMOVE, 1);	3996	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3997	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3612	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	3998	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3613	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	3999	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3614		4000
3615	cf::sync_job {	4001	cf::sync_job {
3616	eval {	4002	eval {
…		…
3626		4012
3627	cf::cleanup "db_env_open(db): $@" if $@;	4013	cf::cleanup "db_env_open(db): $@" if $@;
3628	};	4014	};
3629	}	4015	}
3630		4016
3631	$BDB_DEADLOCK_WATCHER = Event->timer (	4017	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3632	after => 3,
3633	interval => 1,
3634	hard => 1,
3635	prio => 0,
3636	data => WF_AUTOCANCEL,
3637	cb => sub {
3638	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };	4018	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3639	},
3640	);	4019	};
3641	$BDB_CHECKPOINT_WATCHER = Event->timer (	4020	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3642	after => 11,
3643	interval => 60,
3644	hard => 1,
3645	prio => 0,
3646	data => WF_AUTOCANCEL,
3647	cb => sub {
3648	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4021	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3649	},
3650	);	4022	};
3651	$BDB_TRICKLE_WATCHER = Event->timer (	4023	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3652	after => 5,
3653	interval => 10,
3654	hard => 1,
3655	prio => 0,
3656	data => WF_AUTOCANCEL,
3657	cb => sub {
3658	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4024	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3659	},
3660	);	4025	};
3661	}	4026	}
3662		4027
3663	{	4028	{
		4029	# configure IO::AIO
		4030
3664	IO::AIO::min_parallel 8;	4031	IO::AIO::min_parallel 8;
3665
3666	undef $Coro::AIO::WATCHER;
3667	IO::AIO::max_poll_time $TICK * 0.1;	4032	IO::AIO::max_poll_time $TICK * 0.1;
3668	$AIO_POLL_WATCHER = Event->io (	4033	undef $AnyEvent::AIO::WATCHER;
3669	reentrant => 0,
3670	data => WF_AUTOCANCEL,
3671	fd => IO::AIO::poll_fileno,
3672	poll => 'r',
3673	prio => 0,
3674	cb => \&IO::AIO::poll_cb,
3675	);
3676	}	4034	}
3677		4035
3678	my $_log_backtrace;	4036	my $_log_backtrace;
3679		4037
3680	sub _log_backtrace {	4038	sub _log_backtrace {
…		…
3683	$msg =~ s/\n//;	4041	$msg =~ s/\n//;
3684		4042
3685	# limit the # of concurrent backtraces	4043	# limit the # of concurrent backtraces
3686	if ($_log_backtrace < 2) {	4044	if ($_log_backtrace < 2) {
3687	++$_log_backtrace;	4045	++$_log_backtrace;
		4046	my $perl_bt = Carp::longmess $msg;
3688	async {	4047	async {
3689	$Coro::current->{desc} = "abt $msg";	4048	$Coro::current->{desc} = "abt $msg";
3690		4049
3691	my @bt = fork_call {	4050	my @bt = fork_call {
3692	@addr = map { sprintf "%x", $_ } @addr;	4051	@addr = map { sprintf "%x", $_ } @addr;
…		…
3703	}	4062	}
3704		4063
3705	@funcs	4064	@funcs
3706	};	4065	};
3707		4066
3708	LOG llevInfo, "[ABT] $msg\n";	4067	LOG llevInfo, "[ABT] $perl_bt\n";
		4068	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3709	LOG llevInfo, "[ABT] $_\n" for @bt;	4069	LOG llevInfo, "[ABT] $_\n" for @bt;
3710	--$_log_backtrace;	4070	--$_log_backtrace;
3711	};	4071	};
3712	} else {	4072	} else {
3713	LOG llevInfo, "[ABT] $msg\n";	4073	LOG llevInfo, "[ABT] $msg\n";
3714	LOG llevInfo, "[ABT] [suppressed]\n";	4074	LOG llevInfo, "[ABT] [suppressed]\n";
3715	}	4075	}
3716	}	4076	}
3717		4077
3718	# load additional modules	4078	# load additional modules
3719	use cf::pod;	4079	require "cf/$_.pm" for @EXTRA_MODULES;
		4080	cf::_connect_to_perl_2;
3720		4081
3721	END { cf::emergency_save }	4082	END { cf::emergency_save }
3722		4083
3723	1	4084	1
3724		4085

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