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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.358 by root, Fri Sep 7 18:10:52 2007 UTC vs.
Revision 1.523 by root, Sat Apr 17 02:39:46 2010 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008,2009,2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify it under
		7	# the terms of the Affero GNU General Public License as published by the
		8	# Free Software Foundation, either version 3 of the License, or (at your
		9	# option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the Affero GNU General Public License
		17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
		19	#
		20	# The authors can be reached via e-mail to <support@deliantra.net>
		21	#
		22
1	package cf;	23	package cf;
2		24
		25	use 5.10.0;
3	use utf8;	26	use utf8;
4	use strict;	27	use strict qw(vars subs);
5		28
6	use Symbol;	29	use Symbol;
7	use List::Util;	30	use List::Util;
8	use Socket;	31	use Socket;
9	use Storable;	32	use EV;
10	use Event;
11	use Opcode;	33	use Opcode;
12	use Safe;	34	use Safe;
13	use Safe::Hole;	35	use Safe::Hole;
		36	use Storable ();
		37	use Carp ();
14		38
		39	use Guard ();
15	use Coro 3.64 ();	40	use Coro ();
16	use Coro::State;	41	use Coro::State;
17	use Coro::Handle;	42	use Coro::Handle;
		43	use Coro::EV;
18	use Coro::Event;	44	use Coro::AnyEvent;
19	use Coro::Timer;	45	use Coro::Timer;
20	use Coro::Signal;	46	use Coro::Signal;
21	use Coro::Semaphore;	47	use Coro::Semaphore;
		48	use Coro::SemaphoreSet;
		49	use Coro::AnyEvent;
22	use Coro::AIO;	50	use Coro::AIO;
		51	use Coro::BDB 1.6;
23	use Coro::Storable;	52	use Coro::Storable;
24	use Coro::Util ();	53	use Coro::Util ();
25		54
26	use JSON::XS ();	55	use JSON::XS 2.01 ();
27	use BDB ();	56	use BDB ();
28	use Data::Dumper;	57	use Data::Dumper;
29	use Digest::MD5;
30	use Fcntl;	58	use Fcntl;
31	use YAML::Syck ();	59	use YAML::XS ();
32	use IO::AIO 2.32 ();	60	use IO::AIO ();
33	use Time::HiRes;	61	use Time::HiRes;
34	use Compress::LZF;	62	use Compress::LZF;
35	use Digest::MD5 ();	63	use Digest::MD5 ();
		64
		65	AnyEvent::detect;
36		66
37	# configure various modules to our taste	67	# configure various modules to our taste
38	#	68	#
39	$Storable::canonical = 1; # reduce rsync transfers	69	$Storable::canonical = 1; # reduce rsync transfers
40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	70	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		71
		72	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		73
		74	# make sure c-lzf reinitialises itself
		75	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
41	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	76	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42		77
43	$Event::Eval = 1; # no idea why this is required, but it is	78	# strictly for debugging
44		79	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
45	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
46	$YAML::Syck::ImplicitUnicode = 1;
47
48	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
49		80
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	81	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
51		82
52	our %COMMAND = ();	83	our %COMMAND = ();
53	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
…		…
56	our %EXTCMD = ();	87	our %EXTCMD = ();
57	our %EXTICMD = ();	88	our %EXTICMD = ();
58	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
59	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
60		91
61	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
62	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
63		96
64	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
65	our $DATADIR = datadir;	98	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	99	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	100	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	101	our $MAPDIR = "$DATADIR/" . mapdir;
69	our $LOCALDIR = localdir;	102	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	103	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	104	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	105	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	106	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	107	our $BDBDIR = "$LOCALDIR/db";
		108	our $PIDFILE = "$LOCALDIR/pid";
		109	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		110
		111	our %RESOURCE;
		112
		113	our $OUTPUT_RATE_MIN = 4000;
		114	our $OUTPUT_RATE_MAX = 100000;
75		115
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	116	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
77	our $TICK_WATCHER;
78	our $AIO_POLL_WATCHER;
79	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	117	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	118	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	119	our $USE_FSYNC = 1; # use fsync to write maps - default on
83		120
		121	our $BDB_DEADLOCK_WATCHER;
		122	our $BDB_CHECKPOINT_WATCHER;
84	our $BDB_POLL_WATCHER;	123	our $BDB_TRICKLE_WATCHER;
85	our $DB_ENV;	124	our $DB_ENV;
		125
		126	our @EXTRA_MODULES = qw(pod match mapscript);
86		127
87	our %CFG;	128	our %CFG;
88		129
89	our $UPTIME; $UPTIME ||= time;	130	our $UPTIME; $UPTIME ||= time;
90	our $RUNTIME;	131	our $RUNTIME;
		132	our $NOW;
91		133
92	our (%PLAYER, %PLAYER_LOADING); # all users	134	our (%PLAYER, %PLAYER_LOADING); # all users
93	our (%MAP, %MAP_LOADING ); # all maps	135	our (%MAP, %MAP_LOADING ); # all maps
94	our $LINK_MAP; # the special {link} map, which is always available	136	our $LINK_MAP; # the special {link} map, which is always available
95		137
96	# used to convert map paths into valid unix filenames by replacing / by ∕	138	# used to convert map paths into valid unix filenames by replacing / by ∕
97	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	139	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
98		140
99	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	141	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
100	our $LOADAVG; # same thing, but with alpha-smoothing	142	our $LOADAVG; # same thing, but with alpha-smoothing
		143	our $JITTER; # average jitter
101	our $tick_start; # for load detecting purposes	144	our $TICK_START; # for load detecting purposes
		145
		146	our @POST_INIT;
		147
		148	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		149	our $REALLY_UNLOOP; # never set to true, please :)
102		150
103	binmode STDOUT;	151	binmode STDOUT;
104	binmode STDERR;	152	binmode STDERR;
105		153
106	# read virtual server time, if available	154	# read virtual server time, if available
107	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	155	unless ($RUNTIME || !-e $RUNTIMEFILE) {
108	open my $fh, "<", "$LOCALDIR/runtime"	156	open my $fh, "<", $RUNTIMEFILE
109	or die "unable to read runtime file: $!";	157	or die "unable to read $RUNTIMEFILE file: $!";
110	$RUNTIME = <$fh> + 0.;	158	$RUNTIME = <$fh> + 0.;
111	}	159	}
		160
		161	eval "sub TICK() { $TICK } 1" or die;
112		162
113	mkdir $_	163	mkdir $_
114	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	164	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
115		165
116	our $EMERGENCY_POSITION;	166	our $EMERGENCY_POSITION;
117		167
118	sub cf::map::normalise;	168	sub cf::map::normalise;
		169
		170	sub in_main() {
		171	$Coro::current == $Coro::main
		172	}
		173
		174	#############################################################################
		175
		176	%REFLECT = ();
		177	for (@REFLECT) {
		178	my $reflect = JSON::XS::decode_json $_;
		179	$REFLECT{$reflect->{class}} = $reflect;
		180	}
		181
		182	# this is decidedly evil
		183	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
119		184
120	#############################################################################	185	#############################################################################
121		186
122	=head2 GLOBAL VARIABLES	187	=head2 GLOBAL VARIABLES
123		188
…		…
159		224
160	The raw value load value from the last tick.	225	The raw value load value from the last tick.
161		226
162	=item %cf::CFG	227	=item %cf::CFG
163		228
164	Configuration for the server, loaded from C</etc/crossfire/config>, or	229	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
165	from wherever your confdir points to.	230	from wherever your confdir points to.
166		231
167	=item cf::wait_for_tick, cf::wait_for_tick_begin	232	=item cf::wait_for_tick, cf::wait_for_tick_begin
168		233
169	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	234	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
170	returns directly I<after> the tick processing (and consequently, can only wake one process	235	returns directly I<after> the tick processing (and consequently, can only wake one process
171	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	236	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
172		237
173	=item @cf::INVOKE_RESULTS	238	=item @cf::INVOKE_RESULTS
174		239
175	This array contains the results of the last C<invoke ()> call. When	240	This array contains the results of the last C<invoke ()> call. When
176	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	241	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
177	that call.	242	that call.
178		243
		244	=item %cf::REFLECT
		245
		246	Contains, for each (C++) class name, a hash reference with information
		247	about object members (methods, scalars, arrays and flags) and other
		248	metadata, which is useful for introspection.
		249
179	=back	250	=back
180		251
181	=cut	252	=cut
182		253
183	BEGIN {	254	$Coro::State::WARNHOOK = sub {
184	*CORE::GLOBAL::warn = sub {
185	my $msg = join "", @_;	255	my $msg = join "", @_;
186		256
187	$msg .= "\n"	257	$msg .= "\n"
188	unless $msg =~ /\n$/;	258	unless $msg =~ /\n$/;
189		259
190	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	260	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
191		261
192	utf8::encode $msg;
193	LOG llevError, $msg;	262	LOG llevError, $msg;
194	};	263	};
195	}	264
		265	$Coro::State::DIEHOOK = sub {
		266	return unless $^S eq 0; # "eq", not "=="
		267
		268	warn Carp::longmess $_[0];
		269
		270	if (in_main) {#d#
		271	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		272	return;#d#
		273	}#d#
		274
		275	# kill coroutine otherwise
		276	Coro::terminate
		277	};
196		278
197	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	279	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
198	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	280	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
199	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	281	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
200	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	282	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
207	for my $pkg (qw(	289	for my $pkg (qw(
208	cf::global cf::attachable	290	cf::global cf::attachable
209	cf::object cf::object::player	291	cf::object cf::object::player
210	cf::client cf::player	292	cf::client cf::player
211	cf::arch cf::living	293	cf::arch cf::living
		294	cf::map cf::mapspace
212	cf::map cf::party cf::region	295	cf::party cf::region
213	)) {	296	)) {
214	no strict 'refs';
215	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	297	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
216	}	298	}
217		299
218	$Event::DIED = sub {	300	$EV::DIED = sub {
219	warn "error in event callback: @_";	301	Carp::cluck "error in event callback: @_";
220	};	302	};
221		303
222	#############################################################################	304	#############################################################################
223		305
224	=head2 UTILITY FUNCTIONS	306	=head2 UTILITY FUNCTIONS
…		…
246	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	328	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
247	$d	329	$d
248	} || "[unable to dump $_[0]: '$@']";	330	} || "[unable to dump $_[0]: '$@']";
249	}	331	}
250		332
251	=item $ref = cf::from_json $json	333	=item $ref = cf::decode_json $json
252		334
253	Converts a JSON string into the corresponding perl data structure.	335	Converts a JSON string into the corresponding perl data structure.
254		336
255	=item $json = cf::to_json $ref	337	=item $json = cf::encode_json $ref
256		338
257	Converts a perl data structure into its JSON representation.	339	Converts a perl data structure into its JSON representation.
258		340
259	=cut	341	=cut
260		342
261	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	343	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
262		344
263	sub to_json ($) { $json_coder->encode ($_[0]) }	345	sub encode_json($) { $json_coder->encode ($_[0]) }
264	sub from_json ($) { $json_coder->decode ($_[0]) }	346	sub decode_json($) { $json_coder->decode ($_[0]) }
		347
		348	=item cf::post_init { BLOCK }
		349
		350	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		351	but I<before> the server starts ticking again.
		352
		353	The cdoeblock will have a single boolean argument to indicate whether this
		354	is a reload or not.
		355
		356	=cut
		357
		358	sub post_init(&) {
		359	push @POST_INIT, shift;
		360	}
265		361
266	=item cf::lock_wait $string	362	=item cf::lock_wait $string
267		363
268	Wait until the given lock is available. See cf::lock_acquire.	364	Wait until the given lock is available. See cf::lock_acquire.
269		365
270	=item my $lock = cf::lock_acquire $string	366	=item my $lock = cf::lock_acquire $string
271		367
272	Wait until the given lock is available and then acquires it and returns	368	Wait until the given lock is available and then acquires it and returns
273	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	369	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
274	for example when the coroutine gets canceled), the lock is automatically	370	for example when the coroutine gets canceled), the lock is automatically
275	returned.	371	returned.
276		372
277	Locks are *not* recursive, locking from the same coro twice results in a	373	Locks are *not* recursive, locking from the same coro twice results in a
278	deadlocked coro.	374	deadlocked coro.
…		…
284		380
285	Return true if the lock is currently active, i.e. somebody has locked it.	381	Return true if the lock is currently active, i.e. somebody has locked it.
286		382
287	=cut	383	=cut
288		384
289	our %LOCK;	385	our $LOCKS = new Coro::SemaphoreSet;
290	our %LOCKER;#d#
291		386
292	sub lock_wait($) {	387	sub lock_wait($) {
293	my ($key) = @_;	388	$LOCKS->wait ($_[0]);
294
295	if ($LOCKER{$key} == $Coro::current) {#d#
296	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
297	return;#d#
298	}#d#
299
300	# wait for lock, if any
301	while ($LOCK{$key}) {
302	push @{ $LOCK{$key} }, $Coro::current;
303	Coro::schedule;
304	}
305	}	389	}
306		390
307	sub lock_acquire($) {	391	sub lock_acquire($) {
308	my ($key) = @_;	392	$LOCKS->guard ($_[0])
309
310	# wait, to be sure we are not locked
311	lock_wait $key;
312
313	$LOCK{$key} = [];
314	$LOCKER{$key} = $Coro::current;#d#
315
316	Coro::guard {
317	delete $LOCKER{$key};#d#
318	# wake up all waiters, to be on the safe side
319	$_->ready for @{ delete $LOCK{$key} };
320	}
321	}	393	}
322		394
323	sub lock_active($) {	395	sub lock_active($) {
324	my ($key) = @_;	396	$LOCKS->count ($_[0]) < 1
325
326	! ! $LOCK{$key}
327	}	397	}
328		398
329	sub freeze_mainloop {	399	sub freeze_mainloop {
330	return unless $TICK_WATCHER->is_active;	400	tick_inhibit_inc;
331		401
332	my $guard = Coro::guard {	402	&Guard::guard (\&tick_inhibit_dec);
333	$TICK_WATCHER->start;	403	}
334	};	404
335	$TICK_WATCHER->stop;	405	=item cf::periodic $interval, $cb
336	$guard	406
		407	Like EV::periodic, but randomly selects a starting point so that the actions
		408	get spread over time.
		409
		410	=cut
		411
		412	sub periodic($$) {
		413	my ($interval, $cb) = @_;
		414
		415	my $start = rand List::Util::min 180, $interval;
		416
		417	EV::periodic $start, $interval, 0, $cb
337	}	418	}
338		419
339	=item cf::get_slot $time[, $priority[, $name]]	420	=item cf::get_slot $time[, $priority[, $name]]
340		421
341	Allocate $time seconds of blocking CPU time at priority C<$priority>:	422	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
349		430
350	=cut	431	=cut
351		432
352	our @SLOT_QUEUE;	433	our @SLOT_QUEUE;
353	our $SLOT_QUEUE;	434	our $SLOT_QUEUE;
		435	our $SLOT_DECAY = 0.9;
354		436
355	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	437	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
356	$SLOT_QUEUE = Coro::async {	438	$SLOT_QUEUE = Coro::async {
		439	$Coro::current->desc ("timeslot manager");
		440
357	my $signal = new Coro::Signal;	441	my $signal = new Coro::Signal;
		442	my $busy;
358		443
359	while () {	444	while () {
360	next_job:	445	next_job:
		446
361	my $avail = cf::till_tick;	447	my $avail = cf::till_tick;
362	if ($avail > 0.01) {	448
363	for (0 .. $#SLOT_QUEUE) {	449	for (0 .. $#SLOT_QUEUE) {
364	if ($SLOT_QUEUE[$_][0] < $avail) {	450	if ($SLOT_QUEUE[$_][0] <= $avail) {
		451	$busy = 0;
365	my $job = splice @SLOT_QUEUE, $_, 1, ();	452	my $job = splice @SLOT_QUEUE, $_, 1, ();
366	$job->[2]->send;	453	$job->[2]->send;
367	Coro::cede;	454	Coro::cede;
368	goto next_job;	455	goto next_job;
369	}	456	} else {
		457	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
370	}	458	}
371	}	459	}
372		460
373	if (@SLOT_QUEUE) {	461	if (@SLOT_QUEUE) {
374	# we do not use wait_For_tick() as it returns immediately when tick is inactive	462	# we do not use wait_for_tick() as it returns immediately when tick is inactive
375	push @cf::WAIT_FOR_TICK, $signal;	463	push @cf::WAIT_FOR_TICK, $signal;
376	$signal->wait;	464	$signal->wait;
377	} else {	465	} else {
		466	$busy = 0;
378	Coro::schedule;	467	Coro::schedule;
379	}	468	}
380	}	469	}
381	};	470	};
382		471
383	sub get_slot($;$$) {	472	sub get_slot($;$$) {
		473	return if tick_inhibit || $Coro::current == $Coro::main;
		474
384	my ($time, $pri, $name) = @_;	475	my ($time, $pri, $name) = @_;
385		476
386	$time = $TICK * .6 if $time > $TICK * .6;	477	$time = clamp $time, 0.01, $TICK * .6;
		478
387	my $sig = new Coro::Signal;	479	my $sig = new Coro::Signal;
388		480
389	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	481	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
390	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	482	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
391	$SLOT_QUEUE->ready;	483	$SLOT_QUEUE->ready;
…		…
402		494
403	BEGIN { *async = \&Coro::async_pool }	495	BEGIN { *async = \&Coro::async_pool }
404		496
405	=item cf::sync_job { BLOCK }	497	=item cf::sync_job { BLOCK }
406		498
407	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	499	The design of Deliantra requires that the main coroutine ($Coro::main)
408	is always able to handle events or runnable, as Crossfire TRT is only	500	is always able to handle events or runnable, as Deliantra is only
409	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	501	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
410	acceptable.	502	acceptable.
411		503
412	If it must be done, put the blocking parts into C<sync_job>. This will run	504	If it must be done, put the blocking parts into C<sync_job>. This will run
413	the given BLOCK in another coroutine while waiting for the result. The	505	the given BLOCK in another coroutine while waiting for the result. The
…		…
418		510
419	sub sync_job(&) {	511	sub sync_job(&) {
420	my ($job) = @_;	512	my ($job) = @_;
421		513
422	if ($Coro::current == $Coro::main) {	514	if ($Coro::current == $Coro::main) {
423	my $time = Event::time;	515	my $time = AE::time;
424		516
425	# this is the main coro, too bad, we have to block	517	# this is the main coro, too bad, we have to block
426	# till the operation succeeds, freezing the server :/	518	# till the operation succeeds, freezing the server :/
427		519
428	# TODO: use suspend/resume instead	520	LOG llevError, Carp::longmess "sync job";#d#
429	# (but this is cancel-safe)	521
430	my $freeze_guard = freeze_mainloop;	522	my $freeze_guard = freeze_mainloop;
431		523
432	my $busy = 1;	524	my $busy = 1;
433	my @res;	525	my @res;
434		526
435	(async {	527	(async {
		528	$Coro::current->desc ("sync job coro");
436	@res = eval { $job->() };	529	@res = eval { $job->() };
437	warn $@ if $@;	530	warn $@ if $@;
438	undef $busy;	531	undef $busy;
439	})->prio (Coro::PRIO_MAX);	532	})->prio (Coro::PRIO_MAX);
440		533
441	while ($busy) {	534	while ($busy) {
442	Coro::cede or Event::one_event;	535	if (Coro::nready) {
		536	Coro::cede_notself;
		537	} else {
		538	EV::loop EV::LOOP_ONESHOT;
443	}	539	}
		540	}
444		541
445	$time = Event::time - $time;	542	my $time = AE::time - $time;
446		543
447	LOG llevError | logBacktrace, Carp::longmess "long sync job"
448	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
449
450	$tick_start += $time; # do not account sync jobs to server load	544	$TICK_START += $time; # do not account sync jobs to server load
451		545
452	wantarray ? @res : $res[0]	546	wantarray ? @res : $res[0]
453	} else {	547	} else {
454	# we are in another coroutine, how wonderful, everything just works	548	# we are in another coroutine, how wonderful, everything just works
455		549
…		…
480	=item fork_call { }, $args	574	=item fork_call { }, $args
481		575
482	Executes the given code block with the given arguments in a seperate	576	Executes the given code block with the given arguments in a seperate
483	process, returning the results. Everything must be serialisable with	577	process, returning the results. Everything must be serialisable with
484	Coro::Storable. May, of course, block. Note that the executed sub may	578	Coro::Storable. May, of course, block. Note that the executed sub may
485	never block itself or use any form of Event handling.	579	never block itself or use any form of event handling.
486		580
487	=cut	581	=cut
488		582
489	sub fork_call(&@) {	583	sub fork_call(&@) {
490	my ($cb, @args) = @_;	584	my ($cb, @args) = @_;
…		…
499	}, @args;	593	}, @args;
500		594
501	wantarray ? @res : $res[-1]	595	wantarray ? @res : $res[-1]
502	}	596	}
503		597
		598	sub objinfo {
		599	(
		600	"counter value" => cf::object::object_count,
		601	"objects created" => cf::object::create_count,
		602	"objects destroyed" => cf::object::destroy_count,
		603	"freelist size" => cf::object::free_count,
		604	"allocated objects" => cf::object::objects_size,
		605	"active objects" => cf::object::actives_size,
		606	)
		607	}
		608
		609	=item $coin = coin_from_name $name
		610
		611	=cut
		612
		613	our %coin_alias = (
		614	"silver" => "silvercoin",
		615	"silvercoin" => "silvercoin",
		616	"silvercoins" => "silvercoin",
		617	"gold" => "goldcoin",
		618	"goldcoin" => "goldcoin",
		619	"goldcoins" => "goldcoin",
		620	"platinum" => "platinacoin",
		621	"platinumcoin" => "platinacoin",
		622	"platinumcoins" => "platinacoin",
		623	"platina" => "platinacoin",
		624	"platinacoin" => "platinacoin",
		625	"platinacoins" => "platinacoin",
		626	"royalty" => "royalty",
		627	"royalties" => "royalty",
		628	);
		629
		630	sub coin_from_name($) {
		631	$coin_alias{$_[0]}
		632	? cf::arch::find $coin_alias{$_[0]}
		633	: undef
		634	}
		635
504	=item $value = cf::db_get $family => $key	636	=item $value = cf::db_get $family => $key
505		637
506	Returns a single value from the environment database.	638	Returns a single value from the environment database.
507		639
508	=item cf::db_put $family => $key => $value	640	=item cf::db_put $family => $key => $value
509		641
510	Stores the given C<$value> in the family. It can currently store binary	642	Stores the given C<$value> in the family. It can currently store binary
511	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	643	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
512		644
		645	=item $db = cf::db_table "name"
		646
		647	Create and/or open a new database table. The string must not be "db" and must be unique
		648	within each server.
		649
513	=cut	650	=cut
		651
		652	sub db_table($) {
		653	my ($name) = @_;
		654	my $db = BDB::db_create $DB_ENV;
		655
		656	eval {
		657	$db->set_flags (BDB::CHKSUM);
		658
		659	utf8::encode $name;
		660	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		661	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		662	cf::cleanup "db_open(db): $!" if $!;
		663	};
		664	cf::cleanup "db_open(db): $@" if $@;
		665
		666	$db
		667	}
514		668
515	our $DB;	669	our $DB;
516		670
517	sub db_init {	671	sub db_init {
518	unless ($DB) {
519	$DB = BDB::db_create $DB_ENV;
520
521	cf::sync_job {	672	cf::sync_job {
522	eval {	673	$DB ||= db_table "db";
523	$DB->set_flags (BDB::CHKSUM);
524
525	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
526	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
527	cf::cleanup "db_open(db): $!" if $!;
528	};
529	cf::cleanup "db_open(db): $@" if $@;
530	};
531	}	674	};
532	}	675	}
533		676
534	sub db_get($$) {	677	sub db_get($$) {
535	my $key = "$_[0]/$_[1]";	678	my $key = "$_[0]/$_[1]";
536		679
…		…
634		777
635	#############################################################################	778	#############################################################################
636		779
637	=head2 ATTACHABLE OBJECTS	780	=head2 ATTACHABLE OBJECTS
638		781
639	Many objects in crossfire are so-called attachable objects. That means you can	782	Many objects in deliantra are so-called attachable objects. That means you can
640	attach callbacks/event handlers (a collection of which is called an "attachment")	783	attach callbacks/event handlers (a collection of which is called an "attachment")
641	to it. All such attachable objects support the following methods.	784	to it. All such attachable objects support the following methods.
642		785
643	In the following description, CLASS can be any of C<global>, C<object>	786	In the following description, CLASS can be any of C<global>, C<object>
644	C<player>, C<client> or C<map> (i.e. the attachable objects in	787	C<player>, C<client> or C<map> (i.e. the attachable objects in
645	Crossfire TRT).	788	Deliantra).
646		789
647	=over 4	790	=over 4
648		791
649	=item $attachable->attach ($attachment, key => $value...)	792	=item $attachable->attach ($attachment, key => $value...)
650		793
…		…
694	=item cf::CLASS::attachment $name, ...	837	=item cf::CLASS::attachment $name, ...
695		838
696	Register an attachment by C<$name> through which attachable objects of the	839	Register an attachment by C<$name> through which attachable objects of the
697	given CLASS can refer to this attachment.	840	given CLASS can refer to this attachment.
698		841
699	Some classes such as crossfire maps and objects can specify attachments	842	Some classes such as deliantra maps and objects can specify attachments
700	that are attached at load/instantiate time, thus the need for a name.	843	that are attached at load/instantiate time, thus the need for a name.
701		844
702	These calls expect any number of the following handler/hook descriptions:	845	These calls expect any number of the following handler/hook descriptions:
703		846
704	=over 4	847	=over 4
…		…
932	}	1075	}
933		1076
934	0	1077	0
935	}	1078	}
936		1079
937	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1080	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
938		1081
939	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1082	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
940		1083
941	Generate an object-specific event with the given arguments.	1084	Generate an object-specific event with the given arguments.
942		1085
…		…
948		1091
949	=cut	1092	=cut
950		1093
951	#############################################################################	1094	#############################################################################
952	# object support	1095	# object support
953	#
954		1096
		1097	sub _object_equal($$);
		1098	sub _object_equal($$) {
		1099	my ($a, $b) = @_;
		1100
		1101	return 0 unless (ref $a) eq (ref $b);
		1102
		1103	if ("HASH" eq ref $a) {
		1104	my @ka = keys %$a;
		1105	my @kb = keys %$b;
		1106
		1107	return 0 if @ka != @kb;
		1108
		1109	for (0 .. $#ka) {
		1110	return 0 unless $ka[$_] eq $kb[$_];
		1111	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1112	}
		1113
		1114	} elsif ("ARRAY" eq ref $a) {
		1115
		1116	return 0 if @$a != @$b;
		1117
		1118	for (0 .. $#$a) {
		1119	return 0 unless _object_equal $a->[$_], $b->[$_];
		1120	}
		1121
		1122	} elsif ($a ne $b) {
		1123	return 0;
		1124	}
		1125
		1126	1
		1127	}
		1128
		1129	our $SLOW_MERGES;#d#
955	sub _can_merge {	1130	sub _can_merge {
956	my ($ob1, $ob2) = @_;	1131	my ($ob1, $ob2) = @_;
957		1132
958	local $Storable::canonical = 1;	1133	++$SLOW_MERGES;#d#
959	my $fob1 = Storable::freeze $ob1;
960	my $fob2 = Storable::freeze $ob2;
961		1134
962	$fob1 eq $fob2	1135	# we do the slow way here
		1136	return _object_equal $ob1, $ob2
963	}	1137	}
964		1138
965	sub reattach {	1139	sub reattach {
966	# basically do the same as instantiate, without calling instantiate	1140	# basically do the same as instantiate, without calling instantiate
967	my ($obj) = @_;	1141	my ($obj) = @_;
968		1142
		1143	# no longer needed after getting rid of delete_package?
969	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1144	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
970		1145
971	my $registry = $obj->registry;	1146	my $registry = $obj->registry;
972		1147
973	@$registry = ();	1148	@$registry = ();
974		1149
…		…
989	cf::attachable->attach (	1164	cf::attachable->attach (
990	prio => -1000000,	1165	prio => -1000000,
991	on_instantiate => sub {	1166	on_instantiate => sub {
992	my ($obj, $data) = @_;	1167	my ($obj, $data) = @_;
993		1168
994	$data = from_json $data;	1169	$data = decode_json $data;
995		1170
996	for (@$data) {	1171	for (@$data) {
997	my ($name, $args) = @$_;	1172	my ($name, $args) = @$_;
998		1173
999	$obj->attach ($name, %{$args || {} });	1174	$obj->attach ($name, %{$args || {} });
…		…
1013	);	1188	);
1014		1189
1015	sub object_freezer_save {	1190	sub object_freezer_save {
1016	my ($filename, $rdata, $objs) = @_;	1191	my ($filename, $rdata, $objs) = @_;
1017		1192
1018	my $guard = cf::lock_acquire "io";
1019
1020	sync_job {	1193	sync_job {
1021	if (length $$rdata) {	1194	if (length $$rdata) {
		1195	utf8::decode (my $decname = $filename);
1022	warn sprintf "saving %s (%d,%d)\n",	1196	warn sprintf "saving %s (%d,%d)\n",
1023	$filename, length $$rdata, scalar @$objs;	1197	$decname, length $$rdata, scalar @$objs;
1024		1198
1025	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1199	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1026	chmod SAVE_MODE, $fh;	1200	aio_chmod $fh, SAVE_MODE;
1027	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1201	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1028	aio_fsync $fh if $cf::USE_FSYNC;	1202	if ($cf::USE_FSYNC) {
		1203	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1204	aio_fsync $fh;
		1205	}
1029	close $fh;	1206	aio_close $fh;
1030		1207
1031	if (@$objs) {	1208	if (@$objs) {
1032	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1209	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1033	chmod SAVE_MODE, $fh;	1210	aio_chmod $fh, SAVE_MODE;
1034	my $data = Storable::nfreeze { version => 1, objs => $objs };	1211	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1035	aio_write $fh, 0, (length $data), $data, 0;	1212	aio_write $fh, 0, (length $data), $data, 0;
1036	aio_fsync $fh if $cf::USE_FSYNC;	1213	if ($cf::USE_FSYNC) {
		1214	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1215	aio_fsync $fh;
		1216	}
1037	close $fh;	1217	aio_close $fh;
1038	aio_rename "$filename.pst~", "$filename.pst";	1218	aio_rename "$filename.pst~", "$filename.pst";
1039	}	1219	}
1040	} else {	1220	} else {
1041	aio_unlink "$filename.pst";	1221	aio_unlink "$filename.pst";
1042	}	1222	}
1043		1223
1044	aio_rename "$filename~", $filename;	1224	aio_rename "$filename~", $filename;
		1225
		1226	$filename =~ s%/[^/]+$%%;
		1227	aio_pathsync $filename if $cf::USE_FSYNC;
1045	} else {	1228	} else {
1046	warn "FATAL: $filename~: $!\n";	1229	warn "unable to save objects: $filename~: $!\n";
1047	}	1230	}
1048	} else {	1231	} else {
1049	aio_unlink $filename;	1232	aio_unlink $filename;
1050	aio_unlink "$filename.pst";	1233	aio_unlink "$filename.pst";
1051	}	1234	}
1052	};	1235	};
1053
1054	undef $guard;
1055	}	1236	}
1056		1237
1057	sub object_freezer_as_string {	1238	sub object_freezer_as_string {
1058	my ($rdata, $objs) = @_;	1239	my ($rdata, $objs) = @_;
1059		1240
…		…
1064		1245
1065	sub object_thawer_load {	1246	sub object_thawer_load {
1066	my ($filename) = @_;	1247	my ($filename) = @_;
1067		1248
1068	my ($data, $av);	1249	my ($data, $av);
1069
1070	my $guard = cf::lock_acquire "io";
1071		1250
1072	(aio_load $filename, $data) >= 0	1251	(aio_load $filename, $data) >= 0
1073	or return;	1252	or return;
1074		1253
1075	unless (aio_stat "$filename.pst") {	1254	unless (aio_stat "$filename.pst") {
1076	(aio_load "$filename.pst", $av) >= 0	1255	(aio_load "$filename.pst", $av) >= 0
1077	or return;	1256	or return;
1078		1257
1079	undef $guard;
1080	$av = eval { (Storable::thaw $av)->{objs} };	1258	my $st = eval { Coro::Storable::thaw $av };
		1259	$av = $st->{objs};
1081	}	1260	}
1082		1261
		1262	utf8::decode (my $decname = $filename);
1083	warn sprintf "loading %s (%d)\n",	1263	warn sprintf "loading %s (%d,%d)\n",
1084	$filename, length $data, scalar @{$av || []};	1264	$decname, length $data, scalar @{$av || []};
1085		1265
1086	($data, $av)	1266	($data, $av)
1087	}	1267	}
1088		1268
1089	=head2 COMMAND CALLBACKS	1269	=head2 COMMAND CALLBACKS
…		…
1145	my ($name, $cb) = @_;	1325	my ($name, $cb) = @_;
1146		1326
1147	$EXTICMD{$name} = $cb;	1327	$EXTICMD{$name} = $cb;
1148	}	1328	}
1149		1329
		1330	use File::Glob ();
		1331
1150	cf::player->attach (	1332	cf::player->attach (
1151	on_command => sub {	1333	on_unknown_command => sub {
1152	my ($pl, $name, $params) = @_;	1334	my ($pl, $name, $params) = @_;
1153		1335
1154	my $cb = $COMMAND{$name}	1336	my $cb = $COMMAND{$name}
1155	or return;	1337	or return;
1156		1338
…		…
1186		1368
1187	cf::override;	1369	cf::override;
1188	},	1370	},
1189	);	1371	);
1190		1372
		1373	# "readahead" all extensions
		1374	sub cache_extensions {
		1375	my $grp = IO::AIO::aio_group;
		1376
		1377	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1378	for (grep /\.ext$/, @{$_[0]}) {
		1379	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1380	}
		1381	};
		1382
		1383	$grp
		1384	}
		1385
1191	sub load_extensions {	1386	sub load_extensions {
1192	cf::sync_job {	1387	cf::sync_job {
1193	my %todo;	1388	my %todo;
1194		1389
1195	for my $path (<$LIBDIR/*.ext>) {	1390	for my $path (<$LIBDIR/*.ext>) {
…		…
1214		1409
1215	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1410	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1216	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1411	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1217		1412
1218	$ext{source} =	1413	$ext{source} =
1219	"package $pkg; use strict; use utf8;\n"	1414	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1220	. "#line 1 \"$path\"\n{\n"	1415	. "#line 1 \"$path\"\n{\n"
1221	. $source	1416	. $source
1222	. "\n};\n1";	1417	. "\n};\n1";
1223		1418
1224	$todo{$base} = \%ext;	1419	$todo{$base} = \%ext;
1225	}	1420	}
1226		1421
		1422	my $pass = 0;
1227	my %done;	1423	my %done;
1228	while (%todo) {	1424	while (%todo) {
1229	my $progress;	1425	my $progress;
1230		1426
		1427	++$pass;
		1428
		1429	ext:
1231	while (my ($k, $v) = each %todo) {	1430	while (my ($k, $v) = each %todo) {
1232	for (split /,\s*/, $v->{meta}{depends}) {	1431	for (split /,\s*/, $v->{meta}{depends}) {
1233	goto skip	1432	next ext
1234	unless exists $done{$_};	1433	unless exists $done{$_};
1235	}	1434	}
1236		1435
1237	warn "... loading '$k' into '$v->{pkg}'\n";	1436	warn "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1238		1437
1239	unless (eval $v->{source}) {	1438	my $active = eval $v->{source};
		1439
		1440	if (length $@) {
1240	my $msg = $@ ? "$v->{path}: $@\n"	1441	warn "$v->{path}: $@\n";
1241	: "$v->{base}: extension inactive.\n";
1242		1442
		1443	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1243	if (exists $v->{meta}{mandatory}) {	1444	if exists $v->{meta}{mandatory};
1244	warn $msg;	1445
1245	warn "mandatory extension failed to load, exiting.\n";	1446	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1246	exit 1;	1447	delete $todo{$k};
1247	}	1448	} else {
1248		1449	$done{$k} = delete $todo{$k};
1249	warn $msg;	1450	push @EXTS, $v->{pkg};
		1451	$progress = 1;
		1452
		1453	warn "$v->{base}: extension inactive.\n"
		1454	unless $active;
1250	}	1455	}
1251
1252	$done{$k} = delete $todo{$k};
1253	push @EXTS, $v->{pkg};
1254	$progress = 1;
1255	}	1456	}
1256		1457
1257	skip:	1458	unless ($progress) {
1258	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1459	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1259	unless $progress;	1460
		1461	while (my ($k, $v) = each %todo) {
		1462	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1463	if exists $v->{meta}{mandatory};
		1464	}
		1465	}
1260	}	1466	}
1261	};	1467	};
1262	}	1468	}
1263		1469
1264	#############################################################################	1470	#############################################################################
1265		1471
1266	=back	1472	=back
1267		1473
1268	=head2 CORE EXTENSIONS	1474	=head2 CORE EXTENSIONS
1269		1475
1270	Functions and methods that extend core crossfire objects.	1476	Functions and methods that extend core deliantra objects.
1271		1477
1272	=cut	1478	=cut
1273		1479
1274	package cf::player;	1480	package cf::player;
1275		1481
1276	use Coro::AIO;	1482	use Coro::AIO;
1277		1483
1278	=head3 cf::player	1484	=head3 cf::player
1279		1485
1280	=over 4	1486	=over 4
		1487
		1488	=item cf::player::num_playing
		1489
		1490	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1491
		1492	=cut
		1493
		1494	sub num_playing {
		1495	scalar grep
		1496	$_->ob->map
		1497	&& !$_->hidden
		1498	&& !$_->ob->flag (cf::FLAG_WIZ),
		1499	cf::player::list
		1500	}
1281		1501
1282	=item cf::player::find $login	1502	=item cf::player::find $login
1283		1503
1284	Returns the given player object, loading it if necessary (might block).	1504	Returns the given player object, loading it if necessary (might block).
1285		1505
…		…
1304		1524
1305	sub exists($) {	1525	sub exists($) {
1306	my ($login) = @_;	1526	my ($login) = @_;
1307		1527
1308	$cf::PLAYER{$login}	1528	$cf::PLAYER{$login}
1309	or cf::sync_job { !aio_stat path $login }	1529	or !aio_stat path $login
1310	}	1530	}
1311		1531
1312	sub find($) {	1532	sub find($) {
1313	return $cf::PLAYER{$_[0]} || do {	1533	return $cf::PLAYER{$_[0]} || do {
1314	my $login = $_[0];	1534	my $login = $_[0];
…		…
1324	aio_unlink +(playerdir $login) . "/$login.pl";	1544	aio_unlink +(playerdir $login) . "/$login.pl";
1325		1545
1326	my $f = new_from_file cf::object::thawer path $login	1546	my $f = new_from_file cf::object::thawer path $login
1327	or return;	1547	or return;
1328		1548
1329	$f->next;
1330	my $pl = cf::player::load_pl $f	1549	my $pl = cf::player::load_pl $f
1331	or return;	1550	or return;
		1551
1332	local $cf::PLAYER_LOADING{$login} = $pl;	1552	local $cf::PLAYER_LOADING{$login} = $pl;
1333	$f->resolve_delayed_derefs;	1553	$f->resolve_delayed_derefs;
1334	$cf::PLAYER{$login} = $pl	1554	$cf::PLAYER{$login} = $pl
1335	}	1555	}
1336	}	1556	}
1337	}	1557	}
1338		1558
		1559	cf::player->attach (
		1560	on_load => sub {
		1561	my ($pl, $path) = @_;
		1562
		1563	# restore slots saved in save, below
		1564	my $slots = delete $pl->{_slots};
		1565
		1566	$pl->ob->current_weapon ($slots->[0]);
		1567	$pl->combat_ob ($slots->[1]);
		1568	$pl->ranged_ob ($slots->[2]);
		1569	},
		1570	);
		1571
1339	sub save($) {	1572	sub save($) {
1340	my ($pl) = @_;	1573	my ($pl) = @_;
1341		1574
1342	return if $pl->{deny_save};	1575	return if $pl->{deny_save};
1343		1576
…		…
1346		1579
1347	return if $pl->{deny_save};	1580	return if $pl->{deny_save};
1348		1581
1349	aio_mkdir playerdir $pl, 0770;	1582	aio_mkdir playerdir $pl, 0770;
1350	$pl->{last_save} = $cf::RUNTIME;	1583	$pl->{last_save} = $cf::RUNTIME;
		1584
		1585	cf::get_slot 0.01;
		1586
		1587	# save slots, to be restored later
		1588	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1351		1589
1352	$pl->save_pl ($path);	1590	$pl->save_pl ($path);
1353	cf::cede_to_tick;	1591	cf::cede_to_tick;
1354	}	1592	}
1355		1593
…		…
1387	my ($pl) = @_;	1625	my ($pl) = @_;
1388		1626
1389	my $name = $pl->ob->name;	1627	my $name = $pl->ob->name;
1390		1628
1391	$pl->{deny_save} = 1;	1629	$pl->{deny_save} = 1;
1392	$pl->password ("*"); # this should lock out the player until we nuked the dir	1630	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1393		1631
1394	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1632	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1395	$pl->deactivate;	1633	$pl->deactivate;
		1634	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1635	$pl->ob->check_score;
1396	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1636	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1397	$pl->ns->destroy if $pl->ns;	1637	$pl->ns->destroy if $pl->ns;
1398		1638
1399	my $path = playerdir $pl;	1639	my $path = playerdir $pl;
1400	my $temp = "$path~$cf::RUNTIME~deleting~";	1640	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1439		1679
1440	for my $login (@$dirs) {	1680	for my $login (@$dirs) {
1441	my $path = path $login;	1681	my $path = path $login;
1442		1682
1443	# a .pst is a dead give-away for a valid player	1683	# a .pst is a dead give-away for a valid player
1444	unless (-e "$path.pst") {	1684	# if no pst file found, open and chekc for blocked users
		1685	if (aio_stat "$path.pst") {
1445	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1686	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1446	aio_read $fh, 0, 512, my $buf, 0 or next;	1687	aio_read $fh, 0, 512, my $buf, 0 or next;
1447	$buf !~ /^password -------------$/m or next; # official not-valid tag	1688	$buf !~ /^password -------------$/m or next; # official not-valid tag
1448	}	1689	}
1449		1690
…		…
1453		1694
1454	\@logins	1695	\@logins
1455	}	1696	}
1456		1697
1457	=item $player->maps	1698	=item $player->maps
		1699
		1700	=item cf::player::maps $login
1458		1701
1459	Returns an arrayref of map paths that are private for this	1702	Returns an arrayref of map paths that are private for this
1460	player. May block.	1703	player. May block.
1461		1704
1462	=cut	1705	=cut
…		…
1480	}	1723	}
1481		1724
1482	\@paths	1725	\@paths
1483	}	1726	}
1484		1727
1485	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1728	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1486		1729
1487	Expand crossfire pod fragments into protocol xml.	1730	Expand deliantra pod fragments into protocol xml.
1488
1489	=cut
1490
1491	sub expand_cfpod {
1492	((my $self), (local $_)) = @_;
1493
1494	# escape & and <
1495	s/&/&amp;/g;
1496	s/(?<![BIUGHT])</&lt;/g;
1497
1498	# this is buggy, it needs to properly take care of nested <'s
1499
1500	1 while
1501	# replace B<>, I<>, U<> etc.
1502	s/B<([^\>]*)>/<b>$1<\/b>/
1503	|| s/I<([^\>]*)>/<i>$1<\/i>/
1504	|| s/U<([^\>]*)>/<u>$1<\/u>/
1505	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1506	# replace G<male|female> tags
1507	|| s{G<([^>|]*)\|([^>]*)>}{
1508	$self->gender ? $2 : $1
1509	}ge
1510	# replace H<hint text>
1511	|| s{H<([^\>]*)>}
1512	{
1513	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1514	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1515	"")
1516	[$self->{hintmode}]
1517	}ge;
1518
1519	# create single paragraphs (very hackish)
1520	s/(?<=\S)\n(?=\w)/ /g;
1521
1522	# compress some whitespace
1523	s/\s+\n/\n/g; # ws line-ends
1524	s/\n\n+/\n/g; # double lines
1525	s/^\n+//; # beginning lines
1526	s/\n+$//; # ending lines
1527
1528	$_
1529	}
1530
1531	sub hintmode {
1532	$_[0]{hintmode} = $_[1] if @_ > 1;
1533	$_[0]{hintmode}
1534	}
1535		1731
1536	=item $player->ext_reply ($msgid, @msg)	1732	=item $player->ext_reply ($msgid, @msg)
1537		1733
1538	Sends an ext reply to the player.	1734	Sends an ext reply to the player.
1539		1735
…		…
1571		1767
1572	=cut	1768	=cut
1573		1769
1574	sub find_by_path($) {	1770	sub find_by_path($) {
1575	my ($path) = @_;	1771	my ($path) = @_;
		1772
		1773	$path =~ s/^~[^\/]*//; # skip ~login
1576		1774
1577	my ($match, $specificity);	1775	my ($match, $specificity);
1578		1776
1579	for my $region (list) {	1777	for my $region (list) {
1580	if ($region->{match} && $path =~ $region->{match}) {	1778	if ($region->{match} && $path =~ $region->{match}) {
…		…
1606	our $MAX_RESET = 3600;	1804	our $MAX_RESET = 3600;
1607	our $DEFAULT_RESET = 3000;	1805	our $DEFAULT_RESET = 3000;
1608		1806
1609	sub generate_random_map {	1807	sub generate_random_map {
1610	my ($self, $rmp) = @_;	1808	my ($self, $rmp) = @_;
		1809
		1810	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1811
1611	# mit "rum" bekleckern, nicht	1812	# mit "rum" bekleckern, nicht
1612	$self->_create_random_map (	1813	$self->_create_random_map (
1613	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1814	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1614	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1815	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1615	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1816	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1616	$rmp->{exit_on_final_map},	1817	$rmp->{exit_on_final_map},
1617	$rmp->{xsize}, $rmp->{ysize},	1818	$rmp->{xsize}, $rmp->{ysize},
1618	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1819	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1619	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1820	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1737		1938
1738	# the temporary/swap location	1939	# the temporary/swap location
1739	sub save_path {	1940	sub save_path {
1740	my ($self) = @_;	1941	my ($self) = @_;
1741		1942
1742	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1943	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1743	"$TMPDIR/$path.map"	1944	"$TMPDIR/$path.map"
1744	}	1945	}
1745		1946
1746	# the unique path, undef == no special unique path	1947	# the unique path, undef == no special unique path
1747	sub uniq_path {	1948	sub uniq_path {
1748	my ($self) = @_;	1949	my ($self) = @_;
1749		1950
1750	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1951	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1751	"$UNIQUEDIR/$path"	1952	"$UNIQUEDIR/$path"
1752	}
1753
1754	# and all this just because we cannot iterate over
1755	# all maps in C++...
1756	sub change_all_map_light {
1757	my ($change) = @_;
1758
1759	$_->change_map_light ($change)
1760	for grep $_->outdoor, values %cf::MAP;
1761	}	1953	}
1762		1954
1763	sub decay_objects {	1955	sub decay_objects {
1764	my ($self) = @_;	1956	my ($self) = @_;
1765		1957
…		…
1849	sub find {	2041	sub find {
1850	my ($path, $origin) = @_;	2042	my ($path, $origin) = @_;
1851		2043
1852	$path = normalise $path, $origin && $origin->path;	2044	$path = normalise $path, $origin && $origin->path;
1853		2045
1854	cf::lock_wait "map_data:$path";#d#remove	2046	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1855	cf::lock_wait "map_find:$path";	2047	my $guard2 = cf::lock_acquire "map_find:$path";
1856		2048
1857	$cf::MAP{$path} || do {	2049	$cf::MAP{$path} || do {
1858	my $guard1 = cf::lock_acquire "map_find:$path";
1859	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1860
1861	my $map = new_from_path cf::map $path	2050	my $map = new_from_path cf::map $path
1862	or return;	2051	or return;
1863		2052
1864	$map->{last_save} = $cf::RUNTIME;	2053	$map->{last_save} = $cf::RUNTIME;
1865		2054
…		…
1867	or return;	2056	or return;
1868		2057
1869	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2058	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1870	# doing this can freeze the server in a sync job, obviously	2059	# doing this can freeze the server in a sync job, obviously
1871	#$cf::WAIT_FOR_TICK->wait;	2060	#$cf::WAIT_FOR_TICK->wait;
		2061	undef $guard2;
1872	undef $guard1;	2062	undef $guard1;
1873	undef $guard2;
1874	$map->reset;	2063	$map->reset;
1875	return find $path;	2064	return find $path;
1876	}	2065	}
1877		2066
1878	$cf::MAP{$path} = $map	2067	$cf::MAP{$path} = $map
1879	}	2068	}
1880	}	2069	}
1881		2070
1882	sub pre_load { }	2071	sub pre_load { }
1883	sub post_load { }	2072	#sub post_load { } # XS
1884		2073
1885	sub load {	2074	sub load {
1886	my ($self) = @_;	2075	my ($self) = @_;
1887		2076
1888	local $self->{deny_reset} = 1; # loading can take a long time	2077	local $self->{deny_reset} = 1; # loading can take a long time
…		…
1891		2080
1892	{	2081	{
1893	my $guard = cf::lock_acquire "map_data:$path";	2082	my $guard = cf::lock_acquire "map_data:$path";
1894		2083
1895	return unless $self->valid;	2084	return unless $self->valid;
1896	return if $self->in_memory != cf::MAP_SWAPPED;	2085	return unless $self->in_memory == cf::MAP_SWAPPED;
1897		2086
1898	$self->in_memory (cf::MAP_LOADING);	2087	$self->in_memory (cf::MAP_LOADING);
1899		2088
1900	$self->alloc;	2089	$self->alloc;
1901		2090
…		…
1905	my $f = new_from_file cf::object::thawer $self->{load_path};	2094	my $f = new_from_file cf::object::thawer $self->{load_path};
1906	$f->skip_block;	2095	$f->skip_block;
1907	$self->_load_objects ($f)	2096	$self->_load_objects ($f)
1908	or return;	2097	or return;
1909		2098
1910	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2099	$self->post_load_original
1911	if delete $self->{load_original};	2100	if delete $self->{load_original};
1912		2101
1913	if (my $uniq = $self->uniq_path) {	2102	if (my $uniq = $self->uniq_path) {
1914	utf8::encode $uniq;	2103	utf8::encode $uniq;
1915	unless (aio_stat $uniq) {	2104	unless (aio_stat $uniq) {
…		…
1933	unless ($self->{deny_activate}) {	2122	unless ($self->{deny_activate}) {
1934	$self->decay_objects;	2123	$self->decay_objects;
1935	$self->fix_auto_apply;	2124	$self->fix_auto_apply;
1936	$self->update_buttons;	2125	$self->update_buttons;
1937	cf::cede_to_tick;	2126	cf::cede_to_tick;
1938	$self->set_darkness_map;
1939	cf::cede_to_tick;
1940	$self->activate;	2127	$self->activate;
1941	}	2128	}
1942		2129
1943	$self->{last_save} = $cf::RUNTIME;	2130	$self->{last_save} = $cf::RUNTIME;
1944	$self->last_access ($cf::RUNTIME);	2131	$self->last_access ($cf::RUNTIME);
1945		2132
1946	$self->in_memory (cf::MAP_IN_MEMORY);	2133	$self->in_memory (cf::MAP_ACTIVE);
1947	}	2134	}
1948		2135
1949	$self->post_load;	2136	$self->post_load;
1950	}	2137	}
1951		2138
		2139	# customize the map for a given player, i.e.
		2140	# return the _real_ map. used by e.g. per-player
		2141	# maps to change the path to ~playername/mappath
1952	sub customise_for {	2142	sub customise_for {
1953	my ($self, $ob) = @_;	2143	my ($self, $ob) = @_;
1954		2144
1955	return find "~" . $ob->name . "/" . $self->{path}	2145	return find "~" . $ob->name . "/" . $self->{path}
1956	if $self->per_player;	2146	if $self->per_player;
…		…
2009	my ($path, $origin, $load) = @_;	2199	my ($path, $origin, $load) = @_;
2010		2200
2011	$path = normalise $path, $origin && $origin->{path};	2201	$path = normalise $path, $origin && $origin->{path};
2012		2202
2013	if (my $map = $cf::MAP{$path}) {	2203	if (my $map = $cf::MAP{$path}) {
2014	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2204	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2015	}	2205	}
2016		2206
2017	$MAP_PREFETCH{$path} |= $load;	2207	$MAP_PREFETCH{$path} |= $load;
2018		2208
2019	$MAP_PREFETCHER ||= cf::async {	2209	$MAP_PREFETCHER ||= cf::async {
		2210	$Coro::current->{desc} = "map prefetcher";
		2211
2020	while (%MAP_PREFETCH) {	2212	while (%MAP_PREFETCH) {
2021	while (my ($k, $v) = each %MAP_PREFETCH) {	2213	while (my ($k, $v) = each %MAP_PREFETCH) {
2022	if (my $map = find $k) {	2214	if (my $map = find $k) {
2023	$map->load if $v;	2215	$map->load if $v;
2024	}	2216	}
…		…
2031	$MAP_PREFETCHER->prio (6);	2223	$MAP_PREFETCHER->prio (6);
2032		2224
2033	()	2225	()
2034	}	2226	}
2035		2227
		2228	# common code, used by both ->save and ->swapout
2036	sub save {	2229	sub _save {
2037	my ($self) = @_;	2230	my ($self) = @_;
2038
2039	my $lock = cf::lock_acquire "map_data:$self->{path}";
2040		2231
2041	$self->{last_save} = $cf::RUNTIME;	2232	$self->{last_save} = $cf::RUNTIME;
2042		2233
2043	return unless $self->dirty;	2234	return unless $self->dirty;
2044		2235
…		…
2050	return if $self->{deny_save};	2241	return if $self->{deny_save};
2051		2242
2052	local $self->{last_access} = $self->last_access;#d#	2243	local $self->{last_access} = $self->last_access;#d#
2053		2244
2054	cf::async {	2245	cf::async {
		2246	$Coro::current->{desc} = "map player save";
2055	$_->contr->save for $self->players;	2247	$_->contr->save for $self->players;
2056	};	2248	};
		2249
		2250	cf::get_slot 0.02;
2057		2251
2058	if ($uniq) {	2252	if ($uniq) {
2059	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2253	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2060	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2254	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2061	} else {	2255	} else {
2062	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2256	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2063	}	2257	}
2064	}	2258	}
2065		2259
		2260	sub save {
		2261	my ($self) = @_;
		2262
		2263	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2264
		2265	$self->_save;
		2266	}
		2267
2066	sub swap_out {	2268	sub swap_out {
2067	my ($self) = @_;	2269	my ($self) = @_;
2068		2270
2069	# save first because save cedes
2070	$self->save;
2071
2072	my $lock = cf::lock_acquire "map_data:$self->{path}";	2271	my $lock = cf::lock_acquire "map_data:$self->{path}";
2073		2272
		2273	return if $self->in_memory != cf::MAP_ACTIVE;
		2274	return if $self->{deny_save};
2074	return if $self->players;	2275	return if $self->players;
2075	return if $self->in_memory != cf::MAP_IN_MEMORY;
2076	return if $self->{deny_save};
2077		2276
		2277	# first deactivate the map and "unlink" it from the core
2078	$self->deactivate;	2278	$self->deactivate;
		2279	$_->clear_links_to ($self) for values %cf::MAP;
		2280	$self->in_memory (cf::MAP_SWAPPED);
		2281
		2282	# then atomically save
		2283	$self->_save;
		2284
		2285	# then free the map
2079	$self->clear;	2286	$self->clear;
2080	$self->in_memory (cf::MAP_SWAPPED);
2081	}	2287	}
2082		2288
2083	sub reset_at {	2289	sub reset_at {
2084	my ($self) = @_;	2290	my ($self) = @_;
2085		2291
…		…
2103		2309
2104	my $lock = cf::lock_acquire "map_data:$self->{path}";	2310	my $lock = cf::lock_acquire "map_data:$self->{path}";
2105		2311
2106	return if $self->players;	2312	return if $self->players;
2107		2313
2108	warn "resetting map ", $self->path;	2314	warn "resetting map ", $self->path, "\n";
2109		2315
2110	$self->in_memory (cf::MAP_SWAPPED);	2316	$self->in_memory (cf::MAP_SWAPPED);
2111		2317
2112	# need to save uniques path	2318	# need to save uniques path
2113	unless ($self->{deny_save}) {	2319	unless ($self->{deny_save}) {
…		…
2118	}	2324	}
2119		2325
2120	delete $cf::MAP{$self->path};	2326	delete $cf::MAP{$self->path};
2121		2327
2122	$self->deactivate;	2328	$self->deactivate;
		2329	$_->clear_links_to ($self) for values %cf::MAP;
2123	$self->clear;	2330	$self->clear;
2124
2125	$_->clear_links_to ($self) for values %cf::MAP;
2126		2331
2127	$self->unlink_save;	2332	$self->unlink_save;
2128	$self->destroy;	2333	$self->destroy;
2129	}	2334	}
2130		2335
…		…
2197		2402
2198	sub unique_maps() {	2403	sub unique_maps() {
2199	[	2404	[
2200	map {	2405	map {
2201	utf8::decode $_;	2406	utf8::decode $_;
2202	/\.map$/	2407	s/\.map$//; # TODO future compatibility hack
		2408	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2409	? ()
2203	? normalise $_	2410	: normalise $_
2204	: ()
2205	} @{ aio_readdir $UNIQUEDIR or [] }	2411	} @{ aio_readdir $UNIQUEDIR or [] }
2206	]	2412	]
2207	}	2413	}
2208		2414
2209	package cf;	2415	=item cf::map::static_maps
		2416
		2417	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2418	file in the shared directory excluding F</styles> and F</editor>). May
		2419	block.
		2420
		2421	=cut
		2422
		2423	sub static_maps() {
		2424	my @dirs = "";
		2425	my @maps;
		2426
		2427	while (@dirs) {
		2428	my $dir = shift @dirs;
		2429
		2430	next if $dir eq "/styles" || $dir eq "/editor";
		2431
		2432	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2433	or return;
		2434
		2435	for (@$files) {
		2436	s/\.map$// or next;
		2437	utf8::decode $_;
		2438	push @maps, "$dir/$_";
		2439	}
		2440
		2441	push @dirs, map "$dir/$_", @$dirs;
		2442	}
		2443
		2444	\@maps
		2445	}
2210		2446
2211	=back	2447	=back
2212		2448
2213	=head3 cf::object	2449	=head3 cf::object
2214		2450
…		…
2218		2454
2219	=over 4	2455	=over 4
2220		2456
2221	=item $ob->inv_recursive	2457	=item $ob->inv_recursive
2222		2458
2223	Returns the inventory of the object _and_ their inventories, recursively.	2459	Returns the inventory of the object I<and> their inventories, recursively,
		2460	but I<not> the object itself.
2224		2461
2225	=cut	2462	=cut
2226		2463
2227	sub inv_recursive_;	2464	sub inv_recursive_;
2228	sub inv_recursive_ {	2465	sub inv_recursive_ {
…		…
2233	inv_recursive_ inv $_[0]	2470	inv_recursive_ inv $_[0]
2234	}	2471	}
2235		2472
2236	=item $ref = $ob->ref	2473	=item $ref = $ob->ref
2237		2474
2238	creates and returns a persistent reference to an objetc that can be stored as a string.	2475	Creates and returns a persistent reference to an object that can be stored as a string.
2239		2476
2240	=item $ob = cf::object::deref ($refstring)	2477	=item $ob = cf::object::deref ($refstring)
2241		2478
2242	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2479	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2243	even if the object actually exists. May block.	2480	even if the object actually exists. May block.
…		…
2245	=cut	2482	=cut
2246		2483
2247	sub deref {	2484	sub deref {
2248	my ($ref) = @_;	2485	my ($ref) = @_;
2249		2486
2250	# temporary compatibility#TODO#remove
2251	$ref =~ s{^<}{player/<};
2252
2253	if ($ref =~ m{^player\/(<1\.\d+>)/(.*)$}) {	2487	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
2254	my ($uuid, $name) = ($1, $2);	2488	my ($uuid, $name) = ($1, $2);
2255	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name	2489	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
2256	or return;	2490	or return;
2257	$pl->ob->uuid eq $uuid	2491	$pl->ob->uuid eq $uuid
2258	or return;	2492	or return;
…		…
2278	can be C<undef>. Does the right thing when the player is currently in a	2512	can be C<undef>. Does the right thing when the player is currently in a
2279	dialogue with the given NPC character.	2513	dialogue with the given NPC character.
2280		2514
2281	=cut	2515	=cut
2282		2516
		2517	our $SAY_CHANNEL = {
		2518	id => "say",
		2519	title => "Map",
		2520	reply => "say ",
		2521	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2522	};
		2523
		2524	our $CHAT_CHANNEL = {
		2525	id => "chat",
		2526	title => "Chat",
		2527	reply => "chat ",
		2528	tooltip => "Player chat and shouts, global to the server.",
		2529	};
		2530
2283	# rough implementation of a future "reply" method that works	2531	# rough implementation of a future "reply" method that works
2284	# with dialog boxes.	2532	# with dialog boxes.
2285	#TODO: the first argument must go, split into a $npc->reply_to ( method	2533	#TODO: the first argument must go, split into a $npc->reply_to ( method
2286	sub cf::object::player::reply($$$;$) {	2534	sub cf::object::player::reply($$$;$) {
2287	my ($self, $npc, $msg, $flags) = @_;	2535	my ($self, $npc, $msg, $flags) = @_;
…		…
2298	my $dialog = $pl->{npc_dialog};	2546	my $dialog = $pl->{npc_dialog};
2299	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2547	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2300		2548
2301	} else {	2549	} else {
2302	$msg = $npc->name . " says: $msg" if $npc;	2550	$msg = $npc->name . " says: $msg" if $npc;
2303	$self->message ($msg, $flags);	2551	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2304	}	2552	}
2305	}	2553	}
2306	}	2554	}
2307		2555
2308	=item $object->send_msg ($channel, $msg, $color, [extra...])	2556	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2333		2581
2334	=item $player_object->enter_link	2582	=item $player_object->enter_link
2335		2583
2336	Freezes the player and moves him/her to a special map (C<{link}>).	2584	Freezes the player and moves him/her to a special map (C<{link}>).
2337		2585
2338	The player should be reasonably safe there for short amounts of time. You	2586	The player should be reasonably safe there for short amounts of time (e.g.
2339	I<MUST> call C<leave_link> as soon as possible, though.	2587	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2588	though, as the palyer cannot control the character while it is on the link
		2589	map.
2340		2590
2341	Will never block.	2591	Will never block.
2342		2592
2343	=item $player_object->leave_link ($map, $x, $y)	2593	=item $player_object->leave_link ($map, $x, $y)
2344		2594
…		…
2369	return if UNIVERSAL::isa $self->map, "ext::map_link";	2619	return if UNIVERSAL::isa $self->map, "ext::map_link";
2370		2620
2371	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2621	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2372	if $self->map && $self->map->{path} ne "{link}";	2622	if $self->map && $self->map->{path} ne "{link}";
2373		2623
2374	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2624	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2375	}	2625	}
2376		2626
2377	sub cf::object::player::leave_link {	2627	sub cf::object::player::leave_link {
2378	my ($self, $map, $x, $y) = @_;	2628	my ($self, $map, $x, $y) = @_;
2379		2629
…		…
2396	($x, $y) = (-1, -1)	2646	($x, $y) = (-1, -1)
2397	unless (defined $x) && (defined $y);	2647	unless (defined $x) && (defined $y);
2398		2648
2399	# use -1 or undef as default coordinates, not 0, 0	2649	# use -1 or undef as default coordinates, not 0, 0
2400	($x, $y) = ($map->enter_x, $map->enter_y)	2650	($x, $y) = ($map->enter_x, $map->enter_y)
2401	if $x <=0 && $y <= 0;	2651	if $x <= 0 && $y <= 0;
2402		2652
2403	$map->load;	2653	$map->load;
2404	$map->load_neighbours;	2654	$map->load_neighbours;
2405		2655
2406	return unless $self->contr->active;	2656	return unless $self->contr->active;
2407	$self->activate_recursive;
2408		2657
2409	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2658	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2410	$self->enter_map ($map, $x, $y);	2659	$self->enter_map ($map, $x, $y);
		2660
		2661	# only activate afterwards, to support waiting in hooks
		2662	$self->activate_recursive;
2411	}	2663	}
2412		2664
2413	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2665	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2414		2666
2415	Moves the player to the given map-path and coordinates by first freezing	2667	Moves the player to the given map-path and coordinates by first freezing
2416	her, loading and preparing them map, calling the provided $check callback	2668	her, loading and preparing them map, calling the provided $check callback
2417	that has to return the map if sucecssful, and then unfreezes the player on	2669	that has to return the map if sucecssful, and then unfreezes the player on
2418	the new (success) or old (failed) map position. In either case, $done will	2670	the new (success) or old (failed) map position. In either case, $done will
2419	be called at the end of this process.	2671	be called at the end of this process.
2420		2672
		2673	Note that $check will be called with a potentially non-loaded map, so if
		2674	it needs a loaded map it has to call C<< ->load >>.
		2675
2421	=cut	2676	=cut
2422		2677
2423	our $GOTOGEN;	2678	our $GOTOGEN;
2424		2679
2425	sub cf::object::player::goto {	2680	sub cf::object::player::goto {
…		…
2429	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2684	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2430		2685
2431	$self->enter_link;	2686	$self->enter_link;
2432		2687
2433	(async {	2688	(async {
		2689	$Coro::current->{desc} = "player::goto $path $x $y";
		2690
		2691	# *tag paths override both path and x|y
		2692	if ($path =~ /^\*(.*)$/) {
		2693	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2694	my $ob = $obs[rand @obs];
		2695
		2696	# see if we actually can go there
		2697	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2698	$ob = $obs[rand @obs];
		2699	} else {
		2700	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2701	}
		2702	# else put us there anyways for now #d#
		2703
		2704	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2705	} else {
		2706	($path, $x, $y) = (undef, undef, undef);
		2707	}
		2708	}
		2709
2434	my $map = eval {	2710	my $map = eval {
2435	my $map = cf::map::find $path;	2711	my $map = defined $path ? cf::map::find $path : undef;
2436		2712
2437	if ($map) {	2713	if ($map) {
2438	$map = $map->customise_for ($self);	2714	$map = $map->customise_for ($self);
2439	$map = $check->($map) if $check && $map;	2715	$map = $check->($map) if $check && $map;
2440	} else {	2716	} else {
2441	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2717	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2442	}	2718	}
2443		2719
2444	$map	2720	$map
2445	};	2721	};
2446		2722
…		…
2482	}	2758	}
2483		2759
2484	sub prepare_random_map {	2760	sub prepare_random_map {
2485	my ($exit) = @_;	2761	my ($exit) = @_;
2486		2762
2487	my $guard = cf::lock_acquire "exit_prepare:$exit";
2488
2489	# all this does is basically replace the /! path by	2763	# all this does is basically replace the /! path by
2490	# a new random map path (?random/...) with a seed	2764	# a new random map path (?random/...) with a seed
2491	# that depends on the exit object	2765	# that depends on the exit object
2492		2766
2493	my $rmp = parse_random_map_params $exit->msg;	2767	my $rmp = parse_random_map_params $exit->msg;
…		…
2495	if ($exit->map) {	2769	if ($exit->map) {
2496	$rmp->{region} = $exit->region->name;	2770	$rmp->{region} = $exit->region->name;
2497	$rmp->{origin_map} = $exit->map->path;	2771	$rmp->{origin_map} = $exit->map->path;
2498	$rmp->{origin_x} = $exit->x;	2772	$rmp->{origin_x} = $exit->x;
2499	$rmp->{origin_y} = $exit->y;	2773	$rmp->{origin_y} = $exit->y;
		2774
		2775	$exit->map->touch;
2500	}	2776	}
2501		2777
2502	$rmp->{random_seed} ||= $exit->random_seed;	2778	$rmp->{random_seed} ||= $exit->random_seed;
2503		2779
2504	my $data = cf::to_json $rmp;	2780	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2505	my $md5 = Digest::MD5::md5_hex $data;	2781	my $md5 = Digest::MD5::md5_hex $data;
2506	my $meta = "$RANDOMDIR/$md5.meta";	2782	my $meta = "$RANDOMDIR/$md5.meta";
2507		2783
2508	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2784	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2509	aio_write $fh, 0, (length $data), $data, 0;	2785	aio_write $fh, 0, (length $data), $data, 0;
2510	undef $fh;	2786	undef $fh;
2511	aio_rename "$meta~", $meta;	2787	aio_rename "$meta~", $meta;
2512		2788
		2789	my $slaying = "?random/$md5";
		2790
		2791	if ($exit->valid) {
2513	$exit->slaying ("?random/$md5");	2792	$exit->slaying ("?random/$md5");
2514	$exit->msg (undef);	2793	$exit->msg (undef);
		2794	}
2515	}	2795	}
2516	}	2796	}
2517		2797
2518	sub cf::object::player::enter_exit {	2798	sub cf::object::player::enter_exit {
2519	my ($self, $exit) = @_;	2799	my ($self, $exit) = @_;
2520		2800
2521	return unless $self->type == cf::PLAYER;	2801	return unless $self->type == cf::PLAYER;
2522		2802
2523	if ($exit->slaying eq "/!") {
2524	#TODO: this should de-fi-ni-te-ly not be a sync-job
2525	# the problem is that $exit might not survive long enough
2526	# so it needs to be done right now, right here
2527	cf::sync_job { prepare_random_map $exit };
2528	}
2529
2530	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2531	my $hp = $exit->stats->hp;
2532	my $sp = $exit->stats->sp;
2533
2534	$self->enter_link;	2803	$self->enter_link;
2535		2804
2536	# if exit is damned, update players death & WoR home-position
2537	$self->contr->savebed ($slaying, $hp, $sp)
2538	if $exit->flag (FLAG_DAMNED);
2539
2540	(async {	2805	(async {
2541	$self->deactivate_recursive; # just to be sure	2806	$Coro::current->{desc} = "enter_exit";
		2807
2542	unless (eval {	2808	unless (eval {
		2809	$self->deactivate_recursive; # just to be sure
		2810
		2811	# random map handling
		2812	{
		2813	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2814
		2815	prepare_random_map $exit
		2816	if $exit->slaying eq "/!";
		2817	}
		2818
		2819	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2820	my $x = $exit->stats->hp;
		2821	my $y = $exit->stats->sp;
		2822
2543	$self->goto ($slaying, $hp, $sp);	2823	$self->goto ($map, $x, $y);
2544		2824
		2825	# if exit is damned, update players death & WoR home-position
		2826	$self->contr->savebed ($map, $x, $y)
		2827	if $exit->flag (cf::FLAG_DAMNED);
		2828
2545	1;	2829	1
2546	}) {	2830	}) {
2547	$self->message ("Something went wrong deep within the crossfire server. "	2831	$self->message ("Something went wrong deep within the deliantra server. "
2548	. "I'll try to bring you back to the map you were before. "	2832	. "I'll try to bring you back to the map you were before. "
2549	. "Please report this to the dungeon master!",	2833	. "Please report this to the dungeon master!",
2550	cf::NDI_UNIQUE | cf::NDI_RED);	2834	cf::NDI_UNIQUE | cf::NDI_RED);
2551		2835
2552	warn "ERROR in enter_exit: $@";	2836	warn "ERROR in enter_exit: $@";
…		…
2569	sub cf::client::send_drawinfo {	2853	sub cf::client::send_drawinfo {
2570	my ($self, $text, $flags) = @_;	2854	my ($self, $text, $flags) = @_;
2571		2855
2572	utf8::encode $text;	2856	utf8::encode $text;
2573	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2857	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2858	}
		2859
		2860	=item $client->send_big_packet ($pkt)
		2861
		2862	Like C<send_packet>, but tries to compress large packets, and fragments
		2863	them as required.
		2864
		2865	=cut
		2866
		2867	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2868
		2869	sub cf::client::send_big_packet {
		2870	my ($self, $pkt) = @_;
		2871
		2872	# try lzf for large packets
		2873	$pkt = "lzf " . Compress::LZF::compress $pkt
		2874	if 1024 <= length $pkt and $self->{can_lzf};
		2875
		2876	# split very large packets
		2877	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2878	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2879	$pkt = "frag";
		2880	}
		2881
		2882	$self->send_packet ($pkt);
2574	}	2883	}
2575		2884
2576	=item $client->send_msg ($channel, $msg, $color, [extra...])	2885	=item $client->send_msg ($channel, $msg, $color, [extra...])
2577		2886
2578	Send a drawinfo or msg packet to the client, formatting the msg for the	2887	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2580	the message, with C<log> being the default. If C<$color> is negative, suppress	2889	the message, with C<log> being the default. If C<$color> is negative, suppress
2581	the message unless the client supports the msg packet.	2890	the message unless the client supports the msg packet.
2582		2891
2583	=cut	2892	=cut
2584		2893
		2894	# non-persistent channels (usually the info channel)
2585	our %CHANNEL = (	2895	our %CHANNEL = (
		2896	"c/motd" => {
		2897	id => "infobox",
		2898	title => "MOTD",
		2899	reply => undef,
		2900	tooltip => "The message of the day",
		2901	},
2586	"c/identify" => {	2902	"c/identify" => {
2587	id => "identify",	2903	id => "infobox",
2588	title => "Identify",	2904	title => "Identify",
2589	reply => undef,	2905	reply => undef,
2590	tooltip => "Items recently identified",	2906	tooltip => "Items recently identified",
2591	},	2907	},
2592	"c/examine" => {	2908	"c/examine" => {
2593	id => "examine",	2909	id => "infobox",
2594	title => "Examine",	2910	title => "Examine",
2595	reply => undef,	2911	reply => undef,
2596	tooltip => "Signs and other items you examined",	2912	tooltip => "Signs and other items you examined",
2597	},	2913	},
		2914	"c/shopinfo" => {
		2915	id => "infobox",
		2916	title => "Shop Info",
		2917	reply => undef,
		2918	tooltip => "What your bargaining skill tells you about the shop",
		2919	},
		2920	"c/book" => {
		2921	id => "infobox",
		2922	title => "Book",
		2923	reply => undef,
		2924	tooltip => "The contents of a note or book",
		2925	},
		2926	"c/lookat" => {
		2927	id => "infobox",
		2928	title => "Look",
		2929	reply => undef,
		2930	tooltip => "What you saw there",
		2931	},
		2932	"c/who" => {
		2933	id => "infobox",
		2934	title => "Players",
		2935	reply => undef,
		2936	tooltip => "Shows players who are currently online",
		2937	},
		2938	"c/body" => {
		2939	id => "infobox",
		2940	title => "Body Parts",
		2941	reply => undef,
		2942	tooltip => "Shows which body parts you posess and are available",
		2943	},
		2944	"c/statistics" => {
		2945	id => "infobox",
		2946	title => "Statistics",
		2947	reply => undef,
		2948	tooltip => "Shows your primary statistics",
		2949	},
		2950	"c/skills" => {
		2951	id => "infobox",
		2952	title => "Skills",
		2953	reply => undef,
		2954	tooltip => "Shows your experience per skill and item power",
		2955	},
		2956	"c/shopitems" => {
		2957	id => "infobox",
		2958	title => "Shop Items",
		2959	reply => undef,
		2960	tooltip => "Shows the items currently for sale in this shop",
		2961	},
		2962	"c/resistances" => {
		2963	id => "infobox",
		2964	title => "Resistances",
		2965	reply => undef,
		2966	tooltip => "Shows your resistances",
		2967	},
		2968	"c/pets" => {
		2969	id => "infobox",
		2970	title => "Pets",
		2971	reply => undef,
		2972	tooltip => "Shows information abotu your pets/a specific pet",
		2973	},
		2974	"c/perceiveself" => {
		2975	id => "infobox",
		2976	title => "Perceive Self",
		2977	reply => undef,
		2978	tooltip => "You gained detailed knowledge about yourself",
		2979	},
		2980	"c/uptime" => {
		2981	id => "infobox",
		2982	title => "Uptime",
		2983	reply => undef,
		2984	tooltip => "How long the server has been running since last restart",
		2985	},
		2986	"c/mapinfo" => {
		2987	id => "infobox",
		2988	title => "Map Info",
		2989	reply => undef,
		2990	tooltip => "Information related to the maps",
		2991	},
		2992	"c/party" => {
		2993	id => "party",
		2994	title => "Party",
		2995	reply => "gsay ",
		2996	tooltip => "Messages and chat related to your party",
		2997	},
		2998	"c/death" => {
		2999	id => "death",
		3000	title => "Death",
		3001	reply => undef,
		3002	tooltip => "Reason for and more info about your most recent death",
		3003	},
		3004	"c/say" => $SAY_CHANNEL,
		3005	"c/chat" => $CHAT_CHANNEL,
2598	);	3006	);
2599		3007
2600	sub cf::client::send_msg {	3008	sub cf::client::send_msg {
2601	my ($self, $channel, $msg, $color, @extra) = @_;	3009	my ($self, $channel, $msg, $color, @extra) = @_;
2602		3010
2603	$msg = $self->pl->expand_cfpod ($msg);	3011	$msg = $self->pl->expand_cfpod ($msg)
		3012	unless $color & cf::NDI_VERBATIM;
2604		3013
2605	$color &= cf::NDI_CLIENT_MASK; # just in case...	3014	$color &= cf::NDI_CLIENT_MASK; # just in case...
2606		3015
2607	# check predefined channels, for the benefit of C	3016	# check predefined channels, for the benefit of C
2608	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};	3017	if ($CHANNEL{$channel}) {
		3018	$channel = $CHANNEL{$channel};
2609		3019
		3020	$self->ext_msg (channel_info => $channel);
		3021	$channel = $channel->{id};
		3022
2610	if (ref $channel) {	3023	} elsif (ref $channel) {
2611	# send meta info to client, if not yet sent	3024	# send meta info to client, if not yet sent
2612	unless (exists $self->{channel}{$channel->{id}}) {	3025	unless (exists $self->{channel}{$channel->{id}}) {
2613	$self->{channel}{$channel->{id}} = $channel;	3026	$self->{channel}{$channel->{id}} = $channel;
2614	$self->ext_msg (channel_info => $channel)	3027	$self->ext_msg (channel_info => $channel);
2615	if $self->can_msg;
2616	}	3028	}
2617		3029
2618	$channel = $channel->{id};	3030	$channel = $channel->{id};
2619	}	3031	}
2620		3032
2621	return unless @extra || length $msg;	3033	return unless @extra || length $msg;
2622		3034
2623	if ($self->can_msg) {
2624	# default colour, mask it out	3035	# default colour, mask it out
2625	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3036	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2626	if $color & cf::NDI_DEF;	3037	if $color & cf::NDI_DEF;
2627		3038
2628	$self->send_packet ("msg " . $self->{json_coder}->encode (	3039	my $pkt = "msg "
		3040	. $self->{json_coder}->encode (
2629	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3041	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2630	} else {	3042	);
2631	if ($color >= 0) {
2632	# replace some tags by gcfclient-compatible ones
2633	for ($msg) {
2634	1 while
2635	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2636	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2637	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2638	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2639	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2640	}
2641		3043
2642	$color &= cf::NDI_COLOR_MASK;	3044	$self->send_big_packet ($pkt);
2643
2644	utf8::encode $msg;
2645
2646	if (0 && $msg =~ /\[/) {
2647	# COMMAND/INFO
2648	$self->send_packet ("drawextinfo $color 10 8 $msg")
2649	} else {
2650	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2651	$self->send_packet ("drawinfo $color $msg")
2652	}
2653	}
2654	}
2655	}	3045	}
2656		3046
2657	=item $client->ext_msg ($type, @msg)	3047	=item $client->ext_msg ($type, @msg)
2658		3048
2659	Sends an ext event to the client.	3049	Sends an ext event to the client.
…		…
2662		3052
2663	sub cf::client::ext_msg($$@) {	3053	sub cf::client::ext_msg($$@) {
2664	my ($self, $type, @msg) = @_;	3054	my ($self, $type, @msg) = @_;
2665		3055
2666	if ($self->extcmd == 2) {	3056	if ($self->extcmd == 2) {
2667	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3057	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2668	} elsif ($self->extcmd == 1) { # TODO: remove	3058	} elsif ($self->extcmd == 1) { # TODO: remove
2669	push @msg, msgtype => "event_$type";	3059	push @msg, msgtype => "event_$type";
2670	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3060	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2671	}	3061	}
2672	}	3062	}
2673		3063
2674	=item $client->ext_reply ($msgid, @msg)	3064	=item $client->ext_reply ($msgid, @msg)
2675		3065
…		…
2679		3069
2680	sub cf::client::ext_reply($$@) {	3070	sub cf::client::ext_reply($$@) {
2681	my ($self, $id, @msg) = @_;	3071	my ($self, $id, @msg) = @_;
2682		3072
2683	if ($self->extcmd == 2) {	3073	if ($self->extcmd == 2) {
2684	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3074	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2685	} elsif ($self->extcmd == 1) {	3075	} elsif ($self->extcmd == 1) {
2686	#TODO: version 1, remove	3076	#TODO: version 1, remove
2687	unshift @msg, msgtype => "reply", msgid => $id;	3077	unshift @msg, msgtype => "reply", msgid => $id;
2688	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3078	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2689	}	3079	}
2690	}	3080	}
2691		3081
2692	=item $success = $client->query ($flags, "text", \&cb)	3082	=item $success = $client->query ($flags, "text", \&cb)
2693		3083
…		…
2794		3184
2795	$coro	3185	$coro
2796	}	3186	}
2797		3187
2798	cf::client->attach (	3188	cf::client->attach (
2799	on_destroy => sub {	3189	on_client_destroy => sub {
2800	my ($ns) = @_;	3190	my ($ns) = @_;
2801		3191
2802	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3192	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2803	},	3193	},
2804	);	3194	);
…		…
2820	our $safe_hole = new Safe::Hole;	3210	our $safe_hole = new Safe::Hole;
2821		3211
2822	$SIG{FPE} = 'IGNORE';	3212	$SIG{FPE} = 'IGNORE';
2823		3213
2824	$safe->permit_only (Opcode::opset qw(	3214	$safe->permit_only (Opcode::opset qw(
2825	:base_core :base_mem :base_orig :base_math	3215	:base_core :base_mem :base_orig :base_math :base_loop
2826	grepstart grepwhile mapstart mapwhile	3216	grepstart grepwhile mapstart mapwhile
2827	sort time	3217	sort time
2828	));	3218	));
2829		3219
2830	# here we export the classes and methods available to script code	3220	# here we export the classes and methods available to script code
…		…
2832	=pod	3222	=pod
2833		3223
2834	The following functions and methods are available within a safe environment:	3224	The following functions and methods are available within a safe environment:
2835		3225
2836	cf::object	3226	cf::object
2837	contr pay_amount pay_player map x y force_find force_add	3227	contr pay_amount pay_player map x y force_find force_add destroy
2838	insert remove name archname title slaying race decrease_ob_nr	3228	insert remove name archname title slaying race decrease split
		3229	value
2839		3230
2840	cf::object::player	3231	cf::object::player
2841	player	3232	player
2842		3233
2843	cf::player	3234	cf::player
…		…
2848		3239
2849	=cut	3240	=cut
2850		3241
2851	for (	3242	for (
2852	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3243	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2853	insert remove inv name archname title slaying race	3244	insert remove inv nrof name archname title slaying race
2854	decrease_ob_nr)],	3245	decrease split destroy change_exp value msg lore send_msg)],
2855	["cf::object::player" => qw(player)],	3246	["cf::object::player" => qw(player)],
2856	["cf::player" => qw(peaceful)],	3247	["cf::player" => qw(peaceful send_msg)],
2857	["cf::map" => qw(trigger)],	3248	["cf::map" => qw(trigger)],
2858	) {	3249	) {
2859	no strict 'refs';	3250	no strict 'refs';
2860	my ($pkg, @funs) = @$_;	3251	my ($pkg, @funs) = @$_;
2861	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3252	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2879		3270
2880	my $qcode = $code;	3271	my $qcode = $code;
2881	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3272	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2882	$qcode =~ s/\n/\\n/g;	3273	$qcode =~ s/\n/\\n/g;
2883		3274
		3275	%vars = (_dummy => 0) unless %vars;
		3276
		3277	my @res;
2884	local $_;	3278	local $_;
2885	local @safe::cf::_safe_eval_args = values %vars;
2886		3279
2887	my $eval =	3280	my $eval =
2888	"do {\n"	3281	"do {\n"
2889	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3282	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2890	. "#line 0 \"{$qcode}\"\n"	3283	. "#line 0 \"{$qcode}\"\n"
2891	. $code	3284	. $code
2892	. "\n}"	3285	. "\n}"
2893	;	3286	;
2894		3287
		3288	if ($CFG{safe_eval}) {
2895	sub_generation_inc;	3289	sub_generation_inc;
		3290	local @safe::cf::_safe_eval_args = values %vars;
2896	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3291	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2897	sub_generation_inc;	3292	sub_generation_inc;
		3293	} else {
		3294	local @cf::_safe_eval_args = values %vars;
		3295	@res = wantarray ? eval eval : scalar eval $eval;
		3296	}
2898		3297
2899	if ($@) {	3298	if ($@) {
2900	warn "$@";	3299	warn "$@";
2901	warn "while executing safe code '$code'\n";	3300	warn "while executing safe code '$code'\n";
2902	warn "with arguments " . (join " ", %vars) . "\n";	3301	warn "with arguments " . (join " ", %vars) . "\n";
…		…
2921	=cut	3320	=cut
2922		3321
2923	sub register_script_function {	3322	sub register_script_function {
2924	my ($fun, $cb) = @_;	3323	my ($fun, $cb) = @_;
2925		3324
2926	no strict 'refs';	3325	$fun = "safe::$fun" if $CFG{safe_eval};
2927	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3326	*$fun = $safe_hole->wrap ($cb);
2928	}	3327	}
2929		3328
2930	=back	3329	=back
2931		3330
2932	=cut	3331	=cut
…		…
2953		3352
2954	$facedata->{version} == 2	3353	$facedata->{version} == 2
2955	or cf::cleanup "$path: version mismatch, cannot proceed.";	3354	or cf::cleanup "$path: version mismatch, cannot proceed.";
2956		3355
2957	# patch in the exptable	3356	# patch in the exptable
		3357	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
2958	$facedata->{resource}{"res/exp_table"} = {	3358	$facedata->{resource}{"res/exp_table"} = {
2959	type => FT_RSRC,	3359	type => FT_RSRC,
2960	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3360	data => $exp_table,
		3361	hash => (Digest::MD5::md5 $exp_table),
2961	};	3362	};
2962	cf::cede_to_tick;	3363	cf::cede_to_tick;
2963		3364
2964	{	3365	{
2965	my $faces = $facedata->{faceinfo};	3366	my $faces = $facedata->{faceinfo};
2966		3367
2967	while (my ($face, $info) = each %$faces) {	3368	while (my ($face, $info) = each %$faces) {
2968	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3369	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3370
2969	cf::face::set_visibility $idx, $info->{visibility};	3371	cf::face::set_visibility $idx, $info->{visibility};
2970	cf::face::set_magicmap $idx, $info->{magicmap};	3372	cf::face::set_magicmap $idx, $info->{magicmap};
2971	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3373	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2972	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3374	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
2973		3375
2974	cf::cede_to_tick;	3376	cf::cede_to_tick;
2975	}	3377	}
2976		3378
2977	while (my ($face, $info) = each %$faces) {	3379	while (my ($face, $info) = each %$faces) {
2978	next unless $info->{smooth};	3380	next unless $info->{smooth};
		3381
2979	my $idx = cf::face::find $face	3382	my $idx = cf::face::find $face
2980	or next;	3383	or next;
		3384
2981	if (my $smooth = cf::face::find $info->{smooth}) {	3385	if (my $smooth = cf::face::find $info->{smooth}) {
2982	cf::face::set_smooth $idx, $smooth;	3386	cf::face::set_smooth $idx, $smooth;
2983	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3387	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2984	} else {	3388	} else {
2985	warn "smooth face '$info->{smooth}' not found for face '$face'";	3389	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
2999		3403
3000	cf::anim::invalidate_all; # d'oh	3404	cf::anim::invalidate_all; # d'oh
3001	}	3405	}
3002		3406
3003	{	3407	{
3004	# TODO: for gcfclient pleasure, we should give resources
3005	# that gcfclient doesn't grok a >10000 face index.
3006	my $res = $facedata->{resource};	3408	my $res = $facedata->{resource};
3007		3409
3008	my $soundconf = delete $res->{"res/sound.conf"};
3009
3010	while (my ($name, $info) = each %$res) {	3410	while (my ($name, $info) = each %$res) {
		3411	if (defined $info->{type}) {
3011	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3412	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3012	my $data;
3013		3413
3014	if ($info->{type} & 1) {	3414	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3015	# prepend meta info	3415	cf::face::set_type $idx, $info->{type};
3016
3017	my $meta = $enc->encode ({
3018	name => $name,
3019	%{ $info->{meta} || {} },
3020	});
3021
3022	$data = pack "(w/a*)*", $meta, $info->{data};
3023	} else {	3416	} else {
3024	$data = $info->{data};	3417	$RESOURCE{$name} = $info;
3025	}	3418	}
3026		3419
3027	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3028	cf::face::set_type $idx, $info->{type};
3029
3030	cf::cede_to_tick;	3420	cf::cede_to_tick;
3031	}	3421	}
3032
3033	if ($soundconf) {
3034	$soundconf = $enc->decode (delete $soundconf->{data});
3035
3036	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3037	my $sound = $soundconf->{compat}[$_]
3038	or next;
3039
3040	my $face = cf::face::find "sound/$sound->[1]";
3041	cf::sound::set $sound->[0] => $face;
3042	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3043	}
3044
3045	while (my ($k, $v) = each %{$soundconf->{event}}) {
3046	my $face = cf::face::find "sound/$v";
3047	cf::sound::set $k => $face;
3048	}
3049	}
3050	}	3422	}
		3423
		3424	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3051		3425
3052	1	3426	1
3053	}	3427	}
		3428
		3429	cf::global->attach (on_resource_update => sub {
		3430	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3431	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3432
		3433	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3434	my $sound = $soundconf->{compat}[$_]
		3435	or next;
		3436
		3437	my $face = cf::face::find "sound/$sound->[1]";
		3438	cf::sound::set $sound->[0] => $face;
		3439	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3440	}
		3441
		3442	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3443	my $face = cf::face::find "sound/$v";
		3444	cf::sound::set $k => $face;
		3445	}
		3446	}
		3447	});
3054		3448
3055	register_exticmd fx_want => sub {	3449	register_exticmd fx_want => sub {
3056	my ($ns, $want) = @_;	3450	my ($ns, $want) = @_;
3057		3451
3058	while (my ($k, $v) = each %$want) {	3452	while (my ($k, $v) = each %$want) {
3059	$ns->fx_want ($k, $v);	3453	$ns->fx_want ($k, $v);
3060	}	3454	}
3061	};	3455	};
		3456
		3457	sub load_resource_file($) {
		3458	my $guard = lock_acquire "load_resource_file";
		3459
		3460	my $status = load_resource_file_ $_[0];
		3461	get_slot 0.1, 100;
		3462	cf::arch::commit_load;
		3463
		3464	$status
		3465	}
3062		3466
3063	sub reload_regions {	3467	sub reload_regions {
3064	# HACK to clear player env face cache, we need some signal framework	3468	# HACK to clear player env face cache, we need some signal framework
3065	# for this (global event?)	3469	# for this (global event?)
3066	%ext::player_env::MUSIC_FACE_CACHE = ();	3470	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3080	}	3484	}
3081		3485
3082	sub reload_archetypes {	3486	sub reload_archetypes {
3083	load_resource_file "$DATADIR/archetypes"	3487	load_resource_file "$DATADIR/archetypes"
3084	or die "unable to load archetypes\n";	3488	or die "unable to load archetypes\n";
3085	#d# NEED to laod twice to resolve forward references
3086	# this really needs to be done in an extra post-pass
3087	# (which needs to be synchronous, so solve it differently)
3088	load_resource_file "$DATADIR/archetypes"
3089	or die "unable to load archetypes\n";
3090	}	3489	}
3091		3490
3092	sub reload_treasures {	3491	sub reload_treasures {
3093	load_resource_file "$DATADIR/treasures"	3492	load_resource_file "$DATADIR/treasures"
3094	or die "unable to load treasurelists\n";	3493	or die "unable to load treasurelists\n";
3095	}	3494	}
3096		3495
3097	sub reload_resources {	3496	sub reload_resources {
3098	warn "reloading resource files...\n";	3497	warn "reloading resource files...\n";
3099		3498
		3499	reload_facedata;
		3500	reload_archetypes;
3100	reload_regions;	3501	reload_regions;
3101	reload_facedata;
3102	#reload_archetypes;#d#
3103	reload_archetypes;
3104	reload_treasures;	3502	reload_treasures;
3105		3503
3106	warn "finished reloading resource files\n";	3504	warn "finished reloading resource files\n";
3107	}	3505	}
3108		3506
3109	sub init {
3110	reload_resources;
3111	}
3112
3113	sub reload_config {	3507	sub reload_config {
		3508	warn "reloading config file...\n";
		3509
3114	open my $fh, "<:utf8", "$CONFDIR/config"	3510	open my $fh, "<:utf8", "$CONFDIR/config"
3115	or return;	3511	or return;
3116		3512
3117	local $/;	3513	local $/;
3118	*CFG = YAML::Syck::Load <$fh>;	3514	*CFG = YAML::XS::Load scalar <$fh>;
3119		3515
3120	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3516	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3121		3517
3122	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3518	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3123	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3519	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3127	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3523	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3128	and die "WARNING: m(un)lockall failed: $!\n";	3524	and die "WARNING: m(un)lockall failed: $!\n";
3129	};	3525	};
3130	warn $@ if $@;	3526	warn $@ if $@;
3131	}	3527	}
		3528
		3529	warn "finished reloading resource files\n";
		3530	}
		3531
		3532	sub pidfile() {
		3533	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3534	or die "$PIDFILE: $!";
		3535	flock $fh, &Fcntl::LOCK_EX
		3536	or die "$PIDFILE: flock: $!";
		3537	$fh
		3538	}
		3539
		3540	# make sure only one server instance is running at any one time
		3541	sub atomic {
		3542	my $fh = pidfile;
		3543
		3544	my $pid = <$fh>;
		3545	kill 9, $pid if $pid > 0;
		3546
		3547	seek $fh, 0, 0;
		3548	print $fh $$;
		3549	}
		3550
		3551	sub main_loop {
		3552	warn "EV::loop starting\n";
		3553	if (1) {
		3554	EV::loop;
		3555	}
		3556	warn "EV::loop returned\n";
		3557	goto &main_loop unless $REALLY_UNLOOP;
3132	}	3558	}
3133		3559
3134	sub main {	3560	sub main {
		3561	cf::init_globals; # initialise logging
		3562
		3563	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3564	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3565	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3566	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3567
		3568	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3569
3135	# we must not ever block the main coroutine	3570	# we must not ever block the main coroutine
3136	local $Coro::idle = sub {	3571	local $Coro::idle = sub {
3137	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3572	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3138	(async {	3573	(async {
3139	Event::one_event;	3574	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3575	EV::loop EV::LOOP_ONESHOT;
3140	})->prio (Coro::PRIO_MAX);	3576	})->prio (Coro::PRIO_MAX);
3141	};	3577	};
3142		3578
		3579	evthread_start IO::AIO::poll_fileno;
		3580
		3581	cf::sync_job {
		3582	cf::init_experience;
		3583	cf::init_anim;
		3584	cf::init_attackmess;
		3585	cf::init_dynamic;
		3586
		3587	cf::load_settings;
		3588	cf::load_materials;
		3589
		3590	reload_resources;
3143	reload_config;	3591	reload_config;
3144	db_init;	3592	db_init;
		3593
		3594	cf::init_uuid;
		3595	cf::init_signals;
		3596	cf::init_skills;
		3597
		3598	cf::init_beforeplay;
		3599
		3600	atomic;
		3601
3145	load_extensions;	3602	load_extensions;
3146		3603
3147	$TICK_WATCHER->start;	3604	utime time, time, $RUNTIMEFILE;
3148	Event::loop;	3605
		3606	# no (long-running) fork's whatsoever before this point(!)
		3607	use POSIX ();
		3608	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3609
		3610	(pop @POST_INIT)->(0) while @POST_INIT;
		3611	};
		3612
		3613	cf::object::thawer::errors_are_fatal 0;
		3614	warn "parse errors in files are no longer fatal from this point on.\n";
		3615
		3616	main_loop;
3149	}	3617	}
3150		3618
3151	#############################################################################	3619	#############################################################################
3152	# initialisation and cleanup	3620	# initialisation and cleanup
3153		3621
3154	# install some emergency cleanup handlers	3622	# install some emergency cleanup handlers
3155	BEGIN {	3623	BEGIN {
		3624	our %SIGWATCHER = ();
3156	for my $signal (qw(INT HUP TERM)) {	3625	for my $signal (qw(INT HUP TERM)) {
3157	Event->signal (	3626	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3158	reentrant => 0,
3159	data => WF_AUTOCANCEL,
3160	signal => $signal,
3161	prio => 0,
3162	cb => sub {
3163	cf::cleanup "SIG$signal";	3627	cf::cleanup "SIG$signal";
3164	},
3165	);	3628	};
3166	}	3629	}
3167	}	3630	}
3168		3631
3169	sub write_runtime {	3632	sub write_runtime_sync {
3170	my $runtime = "$LOCALDIR/runtime";	3633	my $t0 = AE::time;
3171		3634
3172	# first touch the runtime file to show we are still running:	3635	# first touch the runtime file to show we are still running:
3173	# the fsync below can take a very very long time.	3636	# the fsync below can take a very very long time.
3174		3637
3175	IO::AIO::aio_utime $runtime, undef, undef;	3638	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3176		3639
3177	my $guard = cf::lock_acquire "write_runtime";	3640	my $guard = cf::lock_acquire "write_runtime";
3178		3641
3179	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3642	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3180	or return;	3643	or return;
3181		3644
3182	my $value = $cf::RUNTIME + 90 + 10;	3645	my $value = $cf::RUNTIME + 90 + 10;
3183	# 10 is the runtime save interval, for a monotonic clock	3646	# 10 is the runtime save interval, for a monotonic clock
3184	# 60 allows for the watchdog to kill the server.	3647	# 60 allows for the watchdog to kill the server.
…		…
3194	aio_utime $fh, undef, undef;	3657	aio_utime $fh, undef, undef;
3195		3658
3196	close $fh	3659	close $fh
3197	or return;	3660	or return;
3198		3661
3199	aio_rename "$runtime~", $runtime	3662	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3200	and return;	3663	and return;
3201		3664
3202	warn "runtime file written.\n";	3665	warn sprintf "runtime file written (%gs).\n", AE::time - $t0;
3203		3666
3204	1	3667	1
		3668	}
		3669
		3670	our $uuid_lock;
		3671	our $uuid_skip;
		3672
		3673	sub write_uuid_sync($) {
		3674	$uuid_skip ||= $_[0];
		3675
		3676	return if $uuid_lock;
		3677	local $uuid_lock = 1;
		3678
		3679	my $uuid = "$LOCALDIR/uuid";
		3680
		3681	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3682	or return;
		3683
		3684	my $value = uuid_seq uuid_cur;
		3685
		3686	unless ($value) {
		3687	warn "cowardly refusing to write zero uuid value!\n";
		3688	return;
		3689	}
		3690
		3691	my $value = uuid_str $value + $uuid_skip;
		3692	$uuid_skip = 0;
		3693
		3694	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3695	and return;
		3696
		3697	# always fsync - this file is important
		3698	aio_fsync $fh
		3699	and return;
		3700
		3701	close $fh
		3702	or return;
		3703
		3704	aio_rename "$uuid~", $uuid
		3705	and return;
		3706
		3707	warn "uuid file written ($value).\n";
		3708
		3709	1
		3710
		3711	}
		3712
		3713	sub write_uuid($$) {
		3714	my ($skip, $sync) = @_;
		3715
		3716	$sync ? write_uuid_sync $skip
		3717	: async { write_uuid_sync $skip };
3205	}	3718	}
3206		3719
3207	sub emergency_save() {	3720	sub emergency_save() {
3208	my $freeze_guard = cf::freeze_mainloop;	3721	my $freeze_guard = cf::freeze_mainloop;
3209		3722
3210	warn "enter emergency perl save\n";	3723	warn "emergency_perl_save: enter\n";
3211		3724
3212	cf::sync_job {	3725	cf::sync_job {
		3726	# this is a trade-off: we want to be very quick here, so
		3727	# save all maps without fsync, and later call a global sync
		3728	# (which in turn might be very very slow)
		3729	local $USE_FSYNC = 0;
		3730
3213	# use a peculiar iteration method to avoid tripping on perl	3731	# use a peculiar iteration method to avoid tripping on perl
3214	# refcount bugs in for. also avoids problems with players	3732	# refcount bugs in for. also avoids problems with players
3215	# and maps saved/destroyed asynchronously.	3733	# and maps saved/destroyed asynchronously.
3216	warn "begin emergency player save\n";	3734	warn "emergency_perl_save: begin player save\n";
3217	for my $login (keys %cf::PLAYER) {	3735	for my $login (keys %cf::PLAYER) {
3218	my $pl = $cf::PLAYER{$login} or next;	3736	my $pl = $cf::PLAYER{$login} or next;
3219	$pl->valid or next;	3737	$pl->valid or next;
		3738	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3220	$pl->save;	3739	$pl->save;
3221	}	3740	}
3222	warn "end emergency player save\n";	3741	warn "emergency_perl_save: end player save\n";
3223		3742
3224	warn "begin emergency map save\n";	3743	warn "emergency_perl_save: begin map save\n";
3225	for my $path (keys %cf::MAP) {	3744	for my $path (keys %cf::MAP) {
3226	my $map = $cf::MAP{$path} or next;	3745	my $map = $cf::MAP{$path} or next;
3227	$map->valid or next;	3746	$map->valid or next;
3228	$map->save;	3747	$map->save;
3229	}	3748	}
3230	warn "end emergency map save\n";	3749	warn "emergency_perl_save: end map save\n";
3231		3750
3232	warn "begin emergency database checkpoint\n";	3751	warn "emergency_perl_save: begin database checkpoint\n";
3233	BDB::db_env_txn_checkpoint $DB_ENV;	3752	BDB::db_env_txn_checkpoint $DB_ENV;
3234	warn "end emergency database checkpoint\n";	3753	warn "emergency_perl_save: end database checkpoint\n";
		3754
		3755	warn "emergency_perl_save: begin write uuid\n";
		3756	write_uuid_sync 1;
		3757	warn "emergency_perl_save: end write uuid\n";
3235	};	3758	};
3236		3759
		3760	warn "emergency_perl_save: starting sync()\n";
		3761	IO::AIO::aio_sync sub {
		3762	warn "emergency_perl_save: finished sync()\n";
		3763	};
		3764
3237	warn "leave emergency perl save\n";	3765	warn "emergency_perl_save: leave\n";
3238	}	3766	}
3239		3767
3240	sub post_cleanup {	3768	sub post_cleanup {
3241	my ($make_core) = @_;	3769	my ($make_core) = @_;
3242		3770
3243	warn Carp::longmess "post_cleanup backtrace"	3771	warn Carp::longmess "post_cleanup backtrace"
3244	if $make_core;	3772	if $make_core;
		3773
		3774	my $fh = pidfile;
		3775	unlink $PIDFILE if <$fh> == $$;
		3776	}
		3777
		3778	# a safer delete_package, copied from Symbol
		3779	sub clear_package($) {
		3780	my $pkg = shift;
		3781
		3782	# expand to full symbol table name if needed
		3783	unless ($pkg =~ /^main::.*::$/) {
		3784	$pkg = "main$pkg" if $pkg =~ /^::/;
		3785	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3786	$pkg .= '::' unless $pkg =~ /::$/;
		3787	}
		3788
		3789	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3790	my $stem_symtab = *{$stem}{HASH};
		3791
		3792	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3793	or return;
		3794
		3795	# clear all symbols
		3796	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3797	for my $name (keys %$leaf_symtab) {
		3798	_gv_clear *{"$pkg$name"};
		3799	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3800	}
3245	}	3801	}
3246		3802
3247	sub do_reload_perl() {	3803	sub do_reload_perl() {
3248	# can/must only be called in main	3804	# can/must only be called in main
3249	if ($Coro::current != $Coro::main) {	3805	if (in_main) {
3250	warn "can only reload from main coroutine";	3806	warn "can only reload from main coroutine";
3251	return;	3807	return;
3252	}	3808	}
3253		3809
		3810	return if $RELOAD++;
		3811
		3812	my $t1 = AE::time;
		3813
		3814	while ($RELOAD) {
3254	warn "reloading...";	3815	warn "reloading...";
3255		3816
3256	warn "entering sync_job";	3817	warn "entering sync_job";
3257		3818
3258	cf::sync_job {	3819	cf::sync_job {
3259	cf::write_runtime; # external watchdog should not bark	3820	cf::write_runtime_sync; # external watchdog should not bark
3260	cf::emergency_save;	3821	cf::emergency_save;
3261	cf::write_runtime; # external watchdog should not bark	3822	cf::write_runtime_sync; # external watchdog should not bark
3262		3823
3263	warn "syncing database to disk";	3824	warn "syncing database to disk";
3264	BDB::db_env_txn_checkpoint $DB_ENV;	3825	BDB::db_env_txn_checkpoint $DB_ENV;
3265		3826
3266	# if anything goes wrong in here, we should simply crash as we already saved	3827	# if anything goes wrong in here, we should simply crash as we already saved
3267		3828
3268	warn "cancelling all WF_AUTOCANCEL watchers";
3269	for (Event::all_watchers) {
3270	$_->cancel if $_->data & WF_AUTOCANCEL;
3271	}
3272
3273	warn "flushing outstanding aio requests";	3829	warn "flushing outstanding aio requests";
3274	for (;;) {
3275	BDB::flush;
3276	IO::AIO::flush;
3277	Coro::cede;
3278	last unless IO::AIO::nreqs || BDB::nreqs;	3830	while (IO::AIO::nreqs || BDB::nreqs) {
3279	warn "iterate...";	3831	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3280	}
3281
3282	++$RELOAD;
3283
3284	warn "cancelling all extension coros";
3285	$_->cancel for values %EXT_CORO;
3286	%EXT_CORO = ();
3287
3288	warn "removing commands";
3289	%COMMAND = ();
3290
3291	warn "removing ext/exti commands";
3292	%EXTCMD = ();
3293	%EXTICMD = ();
3294
3295	warn "unloading/nuking all extensions";
3296	for my $pkg (@EXTS) {
3297	warn "... unloading $pkg";
3298
3299	if (my $cb = $pkg->can ("unload")) {
3300	eval {
3301	$cb->($pkg);
3302	1
3303	} or warn "$pkg unloaded, but with errors: $@";
3304	}	3832	}
3305		3833
3306	warn "... nuking $pkg";	3834	warn "cancelling all extension coros";
3307	Symbol::delete_package $pkg;	3835	$_->cancel for values %EXT_CORO;
3308	}	3836	%EXT_CORO = ();
3309		3837
3310	warn "unloading all perl modules loaded from $LIBDIR";	3838	warn "removing commands";
3311	while (my ($k, $v) = each %INC) {	3839	%COMMAND = ();
3312	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3313		3840
		3841	warn "removing ext/exti commands";
		3842	%EXTCMD = ();
		3843	%EXTICMD = ();
		3844
		3845	warn "unloading/nuking all extensions";
		3846	for my $pkg (@EXTS) {
3314	warn "... unloading $k";	3847	warn "... unloading $pkg";
3315	delete $INC{$k};
3316		3848
3317	$k =~ s/\.pm$//;
3318	$k =~ s/\//::/g;
3319
3320	if (my $cb = $k->can ("unload_module")) {	3849	if (my $cb = $pkg->can ("unload")) {
		3850	eval {
3321	$cb->();	3851	$cb->($pkg);
		3852	1
		3853	} or warn "$pkg unloaded, but with errors: $@";
		3854	}
		3855
		3856	warn "... clearing $pkg";
		3857	clear_package $pkg;
3322	}	3858	}
3323		3859
3324	Symbol::delete_package $k;	3860	warn "unloading all perl modules loaded from $LIBDIR";
		3861	while (my ($k, $v) = each %INC) {
		3862	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3863
		3864	warn "... unloading $k";
		3865	delete $INC{$k};
		3866
		3867	$k =~ s/\.pm$//;
		3868	$k =~ s/\//::/g;
		3869
		3870	if (my $cb = $k->can ("unload_module")) {
		3871	$cb->();
		3872	}
		3873
		3874	clear_package $k;
3325	}	3875	}
3326		3876
3327	warn "getting rid of safe::, as good as possible";	3877	warn "getting rid of safe::, as good as possible";
3328	Symbol::delete_package "safe::$_"	3878	clear_package "safe::$_"
3329	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3879	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3330		3880
3331	warn "unloading cf.pm \"a bit\"";	3881	warn "unloading cf.pm \"a bit\"";
3332	delete $INC{"cf.pm"};	3882	delete $INC{"cf.pm"};
3333	delete $INC{"cf/pod.pm"};	3883	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3334		3884
3335	# don't, removes xs symbols, too,	3885	# don't, removes xs symbols, too,
3336	# and global variables created in xs	3886	# and global variables created in xs
3337	#Symbol::delete_package __PACKAGE__;	3887	#clear_package __PACKAGE__;
3338		3888
3339	warn "unload completed, starting to reload now";	3889	warn "unload completed, starting to reload now";
3340		3890
3341	warn "reloading cf.pm";	3891	warn "reloading cf.pm";
3342	require cf;	3892	require cf;
3343	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3893	cf::_connect_to_perl_1;
3344		3894
3345	warn "loading config and database again";	3895	warn "loading config and database again";
3346	cf::reload_config;	3896	cf::reload_config;
3347		3897
3348	warn "loading extensions";	3898	warn "loading extensions";
3349	cf::load_extensions;	3899	cf::load_extensions;
3350		3900
		3901	if ($REATTACH_ON_RELOAD) {
3351	warn "reattaching attachments to objects/players";	3902	warn "reattaching attachments to objects/players";
3352	_global_reattach; # objects, sockets	3903	_global_reattach; # objects, sockets
3353	warn "reattaching attachments to maps";	3904	warn "reattaching attachments to maps";
3354	reattach $_ for values %MAP;	3905	reattach $_ for values %MAP;
3355	warn "reattaching attachments to players";	3906	warn "reattaching attachments to players";
3356	reattach $_ for values %PLAYER;	3907	reattach $_ for values %PLAYER;
		3908	}
3357		3909
		3910	warn "running post_init jobs";
		3911	(pop @POST_INIT)->(1) while @POST_INIT;
		3912
3358	warn "leaving sync_job";	3913	warn "leaving sync_job";
3359		3914
3360	1	3915	1
3361	} or do {	3916	} or do {
3362	warn $@;	3917	warn $@;
3363	warn "error while reloading, exiting.";	3918	cf::cleanup "error while reloading, exiting.";
3364	exit 1;
3365	};	3919	};
3366		3920
3367	warn "reloaded";	3921	warn "reloaded";
		3922	--$RELOAD;
		3923	}
		3924
		3925	$t1 = AE::time - $t1;
		3926	warn "reload completed in ${t1}s\n";
3368	};	3927	};
3369		3928
3370	our $RELOAD_WATCHER; # used only during reload	3929	our $RELOAD_WATCHER; # used only during reload
3371		3930
3372	sub reload_perl() {	3931	sub reload_perl() {
3373	# doing reload synchronously and two reloads happen back-to-back,	3932	# doing reload synchronously and two reloads happen back-to-back,
3374	# coro crashes during coro_state_free->destroy here.	3933	# coro crashes during coro_state_free->destroy here.
3375		3934
3376	$RELOAD_WATCHER ||= Event->timer (	3935	$RELOAD_WATCHER ||= cf::async {
3377	reentrant => 0,	3936	Coro::AIO::aio_wait cache_extensions;
3378	after => 0,	3937
3379	data => WF_AUTOCANCEL,	3938	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3380	cb => sub {
3381	do_reload_perl;	3939	do_reload_perl;
3382	undef $RELOAD_WATCHER;	3940	undef $RELOAD_WATCHER;
3383	},	3941	};
3384	);	3942	};
3385	}	3943	}
3386		3944
3387	register_command "reload" => sub {	3945	register_command "reload" => sub {
3388	my ($who, $arg) = @_;	3946	my ($who, $arg) = @_;
3389		3947
3390	if ($who->flag (FLAG_WIZ)) {	3948	if ($who->flag (FLAG_WIZ)) {
3391	$who->message ("reloading server.");	3949	$who->message ("reloading server.");
		3950	async {
		3951	$Coro::current->{desc} = "perl_reload";
3392	async { reload_perl };	3952	reload_perl;
		3953	};
3393	}	3954	}
3394	};	3955	};
3395		3956
3396	unshift @INC, $LIBDIR;	3957	unshift @INC, $LIBDIR;
3397		3958
…		…
3399		3960
3400	our @WAIT_FOR_TICK;	3961	our @WAIT_FOR_TICK;
3401	our @WAIT_FOR_TICK_BEGIN;	3962	our @WAIT_FOR_TICK_BEGIN;
3402		3963
3403	sub wait_for_tick {	3964	sub wait_for_tick {
3404	return unless $TICK_WATCHER->is_active;
3405	return if $Coro::current == $Coro::main;	3965	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3406		3966
3407	my $signal = new Coro::Signal;	3967	my $signal = new Coro::Signal;
3408	push @WAIT_FOR_TICK, $signal;	3968	push @WAIT_FOR_TICK, $signal;
3409	$signal->wait;	3969	$signal->wait;
3410	}	3970	}
3411		3971
3412	sub wait_for_tick_begin {	3972	sub wait_for_tick_begin {
3413	return unless $TICK_WATCHER->is_active;
3414	return if $Coro::current == $Coro::main;	3973	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3415		3974
3416	my $signal = new Coro::Signal;	3975	my $signal = new Coro::Signal;
3417	push @WAIT_FOR_TICK_BEGIN, $signal;	3976	push @WAIT_FOR_TICK_BEGIN, $signal;
3418	$signal->wait;	3977	$signal->wait;
3419	}	3978	}
3420		3979
3421	my $min = 1e6;#d#	3980	sub tick {
3422	my $avg = 10;
3423	$TICK_WATCHER = Event->timer (
3424	reentrant => 0,
3425	parked => 1,
3426	prio => 0,
3427	at => $NEXT_TICK || $TICK,
3428	data => WF_AUTOCANCEL,
3429	cb => sub {
3430	if ($Coro::current != $Coro::main) {	3981	if ($Coro::current != $Coro::main) {
3431	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3982	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3432	unless ++$bug_warning > 10;	3983	unless ++$bug_warning > 10;
3433	return;	3984	return;
3434	}	3985	}
3435		3986
3436	$NOW = $tick_start = Event::time;
3437
3438	cf::server_tick; # one server iteration	3987	cf::server_tick; # one server iteration
3439		3988
3440	0 && sync_job {#d#	3989	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3441	for(1..10) {
3442	my $t = Event::time;
3443	my $map = my $map = new_from_path cf::map "/tmp/x.map"
3444	or die;
3445		3990
3446	$map->width (50);	3991	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3447	$map->height (50);	3992	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3448	$map->alloc;	3993	Coro::async_pool {
3449	$map->_load_objects ("/tmp/x.map", 1); #TODO: does not work	3994	$Coro::current->{desc} = "runtime saver";
3450	my $t = Event::time - $t;	3995	write_runtime_sync
3451		3996	or warn "ERROR: unable to write runtime file: $!";
3452	#next unless $t < 0.0013;#d#
3453	if ($t < $min) {
3454	$min = $t;
3455	}
3456	$avg = $avg * 0.99 + $t * 0.01;
3457	}
3458	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3459	exit 0;
3460	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3461	};	3997	};
		3998	}
3462		3999
3463	$RUNTIME += $TICK;
3464	$NEXT_TICK += $TICK;
3465
3466	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3467	$NEXT_RUNTIME_WRITE = $NOW + 10;
3468	Coro::async_pool {
3469	write_runtime
3470	or warn "ERROR: unable to write runtime file: $!";
3471	};
3472	}
3473
3474	# my $AFTER = Event::time;
3475	# warn $AFTER - $NOW;#d#
3476
3477	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4000	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3478	$sig->send;	4001	$sig->send;
3479	}	4002	}
3480	while (my $sig = shift @WAIT_FOR_TICK) {	4003	while (my $sig = shift @WAIT_FOR_TICK) {
3481	$sig->send;	4004	$sig->send;
3482	}	4005	}
3483		4006
3484	$NOW = Event::time;	4007	$LOAD = ($NOW - $TICK_START) / $TICK;
3485
3486	# if we are delayed by four ticks or more, skip them all
3487	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3488
3489	$TICK_WATCHER->at ($NEXT_TICK);
3490	$TICK_WATCHER->start;
3491
3492	$LOAD = ($NOW - $tick_start) / $TICK;
3493	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4008	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3494		4009
3495	_post_tick;	4010	if (0) {
3496		4011	if ($NEXT_TICK) {
3497		4012	my $jitter = $TICK_START - $NEXT_TICK;
		4013	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4014	warn "jitter $JITTER\n";#d#
		4015	}
3498	},	4016	}
3499	);	4017	}
3500		4018
3501	{	4019	{
3502	BDB::max_poll_time $TICK * 0.1;	4020	# configure BDB
3503	$BDB_POLL_WATCHER = Event->io (	4021
3504	reentrant => 0,
3505	fd => BDB::poll_fileno,
3506	poll => 'r',
3507	prio => 0,
3508	data => WF_AUTOCANCEL,
3509	cb => \&BDB::poll_cb,
3510	);
3511	BDB::min_parallel 8;	4022	BDB::min_parallel 16;
3512		4023	BDB::max_poll_reqs $TICK * 0.1;
3513	BDB::set_sync_prepare {	4024	$AnyEvent::BDB::WATCHER->priority (1);
3514	my $status;
3515	my $current = $Coro::current;
3516	(
3517	sub {
3518	$status = $!;
3519	$current->ready; undef $current;
3520	},
3521	sub {
3522	Coro::schedule while defined $current;
3523	$! = $status;
3524	},
3525	)
3526	};
3527		4025
3528	unless ($DB_ENV) {	4026	unless ($DB_ENV) {
3529	$DB_ENV = BDB::db_env_create;	4027	$DB_ENV = BDB::db_env_create;
		4028	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		4029	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4030	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		4031	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		4032	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3530		4033
3531	cf::sync_job {	4034	cf::sync_job {
3532	eval {	4035	eval {
3533	BDB::db_env_open	4036	BDB::db_env_open
3534	$DB_ENV,	4037	$DB_ENV,
…		…
3536	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4039	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3537	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4040	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3538	0666;	4041	0666;
3539		4042
3540	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4043	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3541
3542	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3543	$DB_ENV->set_lk_detect;
3544	};	4044	};
3545		4045
3546	cf::cleanup "db_env_open(db): $@" if $@;	4046	cf::cleanup "db_env_open(db): $@" if $@;
3547	};	4047	};
3548	}	4048	}
		4049
		4050	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		4051	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		4052	};
		4053	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		4054	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		4055	};
		4056	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		4057	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		4058	};
3549	}	4059	}
3550		4060
3551	{	4061	{
		4062	# configure IO::AIO
		4063
3552	IO::AIO::min_parallel 8;	4064	IO::AIO::min_parallel 8;
3553
3554	undef $Coro::AIO::WATCHER;
3555	IO::AIO::max_poll_time $TICK * 0.1;	4065	IO::AIO::max_poll_time $TICK * 0.1;
3556	$AIO_POLL_WATCHER = Event->io (	4066	undef $AnyEvent::AIO::WATCHER;
3557	reentrant => 0,
3558	data => WF_AUTOCANCEL,
3559	fd => IO::AIO::poll_fileno,
3560	poll => 'r',
3561	prio => 6,
3562	cb => \&IO::AIO::poll_cb,
3563	);
3564	}	4067	}
3565		4068
3566	my $_log_backtrace;	4069	my $_log_backtrace;
3567		4070
3568	sub _log_backtrace {	4071	sub _log_backtrace {
…		…
3571	$msg =~ s/\n//;	4074	$msg =~ s/\n//;
3572		4075
3573	# limit the # of concurrent backtraces	4076	# limit the # of concurrent backtraces
3574	if ($_log_backtrace < 2) {	4077	if ($_log_backtrace < 2) {
3575	++$_log_backtrace;	4078	++$_log_backtrace;
		4079	my $perl_bt = Carp::longmess $msg;
3576	async {	4080	async {
		4081	$Coro::current->{desc} = "abt $msg";
		4082
3577	my @bt = fork_call {	4083	my @bt = fork_call {
3578	@addr = map { sprintf "%x", $_ } @addr;	4084	@addr = map { sprintf "%x", $_ } @addr;
3579	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4085	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3580	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4086	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3581	or die "addr2line: $!";	4087	or die "addr2line: $!";
…		…
3589	}	4095	}
3590		4096
3591	@funcs	4097	@funcs
3592	};	4098	};
3593		4099
3594	LOG llevInfo, "[ABT] $msg\n";	4100	LOG llevInfo, "[ABT] $perl_bt\n";
		4101	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3595	LOG llevInfo, "[ABT] $_\n" for @bt;	4102	LOG llevInfo, "[ABT] $_\n" for @bt;
3596	--$_log_backtrace;	4103	--$_log_backtrace;
3597	};	4104	};
3598	} else {	4105	} else {
3599	LOG llevInfo, "[ABT] $msg\n";	4106	LOG llevInfo, "[ABT] $msg\n";
3600	LOG llevInfo, "[ABT] [suppressed]\n";	4107	LOG llevInfo, "[ABT] [suppressed]\n";
3601	}	4108	}
3602	}	4109	}
3603		4110
3604	# load additional modules	4111	# load additional modules
3605	use cf::pod;	4112	require "cf/$_.pm" for @EXTRA_MODULES;
		4113	cf::_connect_to_perl_2;
3606		4114
3607	END { cf::emergency_save }	4115	END { cf::emergency_save }
3608		4116
3609	1	4117	1
3610		4118

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