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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.352 by root, Sun Sep 2 04:57:14 2007 UTC vs.
Revision 1.525 by root, Wed Apr 21 03:34:26 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; # all users	134	our (%PLAYER, %PLAYER_LOADING); # all users
93	our %MAP; # all maps	135	our (%MAP, %MAP_LOADING ); # all maps
94	our $LINK_MAP; # the special {link} map, which is always available	136	our $LINK_MAP; # the special {link} map, which is always available
95		137
96	# used to convert map paths into valid unix filenames by replacing / by ∕	138	# used to convert map paths into valid unix filenames by replacing / by ∕
97	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	139	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
98		140
99	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	141	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
100	our $LOADAVG; # same thing, but with alpha-smoothing	142	our $LOADAVG; # same thing, but with alpha-smoothing
		143	our $JITTER; # average jitter
101	our $tick_start; # for load detecting purposes	144	our $TICK_START; # for load detecting purposes
		145
		146	our @POST_INIT;
		147
		148	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		149	our $REALLY_UNLOOP; # never set to true, please :)
102		150
103	binmode STDOUT;	151	binmode STDOUT;
104	binmode STDERR;	152	binmode STDERR;
105		153
106	# read virtual server time, if available	154	# read virtual server time, if available
107	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	155	unless ($RUNTIME || !-e $RUNTIMEFILE) {
108	open my $fh, "<", "$LOCALDIR/runtime"	156	open my $fh, "<", $RUNTIMEFILE
109	or die "unable to read runtime file: $!";	157	or die "unable to read $RUNTIMEFILE file: $!";
110	$RUNTIME = <$fh> + 0.;	158	$RUNTIME = <$fh> + 0.;
111	}	159	}
		160
		161	eval "sub TICK() { $TICK } 1" or die;
112		162
113	mkdir $_	163	mkdir $_
114	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	164	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
115		165
116	our $EMERGENCY_POSITION;	166	our $EMERGENCY_POSITION;
117		167
118	sub cf::map::normalise;	168	sub cf::map::normalise;
		169
		170	sub in_main() {
		171	$Coro::current == $Coro::main
		172	}
		173
		174	#############################################################################
		175
		176	%REFLECT = ();
		177	for (@REFLECT) {
		178	my $reflect = JSON::XS::decode_json $_;
		179	$REFLECT{$reflect->{class}} = $reflect;
		180	}
		181
		182	# this is decidedly evil
		183	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
119		184
120	#############################################################################	185	#############################################################################
121		186
122	=head2 GLOBAL VARIABLES	187	=head2 GLOBAL VARIABLES
123		188
…		…
159		224
160	The raw value load value from the last tick.	225	The raw value load value from the last tick.
161		226
162	=item %cf::CFG	227	=item %cf::CFG
163		228
164	Configuration for the server, loaded from C</etc/crossfire/config>, or	229	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
165	from wherever your confdir points to.	230	from wherever your confdir points to.
166		231
167	=item cf::wait_for_tick, cf::wait_for_tick_begin	232	=item cf::wait_for_tick, cf::wait_for_tick_begin
168		233
169	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	234	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
170	returns directly I<after> the tick processing (and consequently, can only wake one process	235	returns directly I<after> the tick processing (and consequently, can only wake one process
171	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	236	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
172		237
173	=item @cf::INVOKE_RESULTS	238	=item @cf::INVOKE_RESULTS
174		239
175	This array contains the results of the last C<invoke ()> call. When	240	This array contains the results of the last C<invoke ()> call. When
176	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	241	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
177	that call.	242	that call.
178		243
		244	=item %cf::REFLECT
		245
		246	Contains, for each (C++) class name, a hash reference with information
		247	about object members (methods, scalars, arrays and flags) and other
		248	metadata, which is useful for introspection.
		249
179	=back	250	=back
180		251
181	=cut	252	=cut
182		253
183	BEGIN {	254	$Coro::State::WARNHOOK = sub {
184	*CORE::GLOBAL::warn = sub {
185	my $msg = join "", @_;	255	my $msg = join "", @_;
186		256
187	$msg .= "\n"	257	$msg .= "\n"
188	unless $msg =~ /\n$/;	258	unless $msg =~ /\n$/;
189		259
190	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	260	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
191		261
192	utf8::encode $msg;
193	LOG llevError, $msg;	262	LOG llevError, $msg;
194	};	263	};
195	}	264
		265	$Coro::State::DIEHOOK = sub {
		266	return unless $^S eq 0; # "eq", not "=="
		267
		268	warn Carp::longmess $_[0];
		269
		270	if (in_main) {#d#
		271	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		272	return;#d#
		273	}#d#
		274
		275	# kill coroutine otherwise
		276	Coro::terminate
		277	};
196		278
197	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	279	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
198	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	280	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
199	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	281	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
200	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	282	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
207	for my $pkg (qw(	289	for my $pkg (qw(
208	cf::global cf::attachable	290	cf::global cf::attachable
209	cf::object cf::object::player	291	cf::object cf::object::player
210	cf::client cf::player	292	cf::client cf::player
211	cf::arch cf::living	293	cf::arch cf::living
		294	cf::map cf::mapspace
212	cf::map cf::party cf::region	295	cf::party cf::region
213	)) {	296	)) {
214	no strict 'refs';
215	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	297	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
216	}	298	}
217		299
218	$Event::DIED = sub {	300	$EV::DIED = sub {
219	warn "error in event callback: @_";	301	Carp::cluck "error in event callback: @_";
220	};	302	};
221		303
222	#############################################################################	304	#############################################################################
223		305
224	=head2 UTILITY FUNCTIONS	306	=head2 UTILITY FUNCTIONS
…		…
246	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	328	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
247	$d	329	$d
248	} || "[unable to dump $_[0]: '$@']";	330	} || "[unable to dump $_[0]: '$@']";
249	}	331	}
250		332
251	=item $ref = cf::from_json $json	333	=item $ref = cf::decode_json $json
252		334
253	Converts a JSON string into the corresponding perl data structure.	335	Converts a JSON string into the corresponding perl data structure.
254		336
255	=item $json = cf::to_json $ref	337	=item $json = cf::encode_json $ref
256		338
257	Converts a perl data structure into its JSON representation.	339	Converts a perl data structure into its JSON representation.
258		340
259	=cut	341	=cut
260		342
261	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	343	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
262		344
263	sub to_json ($) { $json_coder->encode ($_[0]) }	345	sub encode_json($) { $json_coder->encode ($_[0]) }
264	sub from_json ($) { $json_coder->decode ($_[0]) }	346	sub decode_json($) { $json_coder->decode ($_[0]) }
		347
		348	=item cf::post_init { BLOCK }
		349
		350	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		351	but I<before> the server starts ticking again.
		352
		353	The cdoeblock will have a single boolean argument to indicate whether this
		354	is a reload or not.
		355
		356	=cut
		357
		358	sub post_init(&) {
		359	push @POST_INIT, shift;
		360	}
265		361
266	=item cf::lock_wait $string	362	=item cf::lock_wait $string
267		363
268	Wait until the given lock is available. See cf::lock_acquire.	364	Wait until the given lock is available. See cf::lock_acquire.
269		365
270	=item my $lock = cf::lock_acquire $string	366	=item my $lock = cf::lock_acquire $string
271		367
272	Wait until the given lock is available and then acquires it and returns	368	Wait until the given lock is available and then acquires it and returns
273	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	369	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
274	for example when the coroutine gets canceled), the lock is automatically	370	for example when the coroutine gets canceled), the lock is automatically
275	returned.	371	returned.
276		372
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 $LOCKS = new Coro::SemaphoreSet;
290		386
291	sub lock_wait($) {	387	sub lock_wait($) {
292	my ($key) = @_;	388	$LOCKS->wait ($_[0]);
293
294	# wait for lock, if any
295	while ($LOCK{$key}) {
296	push @{ $LOCK{$key} }, $Coro::current;
297	Coro::schedule;
298	}
299	}	389	}
300		390
301	sub lock_acquire($) {	391	sub lock_acquire($) {
302	my ($key) = @_;	392	$LOCKS->guard ($_[0])
303
304	# wait, to be sure we are not locked
305	lock_wait $key;
306
307	$LOCK{$key} = [];
308
309	Coro::guard {
310	# wake up all waiters, to be on the safe side
311	$_->ready for @{ delete $LOCK{$key} };
312	}
313	}	393	}
314		394
315	sub lock_active($) {	395	sub lock_active($) {
316	my ($key) = @_;	396	$LOCKS->count ($_[0]) < 1
317
318	! ! $LOCK{$key}
319	}	397	}
320		398
321	sub freeze_mainloop {	399	sub freeze_mainloop {
322	return unless $TICK_WATCHER->is_active;	400	tick_inhibit_inc;
323		401
324	my $guard = Coro::guard {	402	&Guard::guard (\&tick_inhibit_dec);
325	$TICK_WATCHER->start;	403	}
326	};	404
327	$TICK_WATCHER->stop;	405	=item cf::periodic $interval, $cb
328	$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($$) {
		413	my ($interval, $cb) = @_;
		414
		415	my $start = rand List::Util::min 180, $interval;
		416
		417	EV::periodic $start, $interval, 0, $cb
329	}	418	}
330		419
331	=item cf::get_slot $time[, $priority[, $name]]	420	=item cf::get_slot $time[, $priority[, $name]]
332		421
333	Allocate $time seconds of blocking CPU time at priority C<$priority>:	422	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
341		430
342	=cut	431	=cut
343		432
344	our @SLOT_QUEUE;	433	our @SLOT_QUEUE;
345	our $SLOT_QUEUE;	434	our $SLOT_QUEUE;
		435	our $SLOT_DECAY = 0.9;
346		436
347	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	437	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
348	$SLOT_QUEUE = Coro::async {	438	$SLOT_QUEUE = Coro::async {
		439	$Coro::current->desc ("timeslot manager");
		440
349	my $signal = new Coro::Signal;	441	my $signal = new Coro::Signal;
		442	my $busy;
350		443
351	while () {	444	while () {
352	next_job:	445	next_job:
		446
353	my $avail = cf::till_tick;	447	my $avail = cf::till_tick;
354	if ($avail > 0.01) {	448
355	for (0 .. $#SLOT_QUEUE) {	449	for (0 .. $#SLOT_QUEUE) {
356	if ($SLOT_QUEUE[$_][0] < $avail) {	450	if ($SLOT_QUEUE[$_][0] <= $avail) {
		451	$busy = 0;
357	my $job = splice @SLOT_QUEUE, $_, 1, ();	452	my $job = splice @SLOT_QUEUE, $_, 1, ();
358	$job->[2]->send;	453	$job->[2]->send;
359	Coro::cede;	454	Coro::cede;
360	goto next_job;	455	goto next_job;
361	}	456	} else {
		457	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
362	}	458	}
363	}	459	}
364		460
365	if (@SLOT_QUEUE) {	461	if (@SLOT_QUEUE) {
366	# we do not use wait_For_tick() as it returns immediately when tick is inactive	462	# we do not use wait_for_tick() as it returns immediately when tick is inactive
367	push @cf::WAIT_FOR_TICK, $signal;	463	push @cf::WAIT_FOR_TICK, $signal;
368	$signal->wait;	464	$signal->wait;
369	} else {	465	} else {
		466	$busy = 0;
370	Coro::schedule;	467	Coro::schedule;
371	}	468	}
372	}	469	}
373	};	470	};
374		471
375	sub get_slot($;$$) {	472	sub get_slot($;$$) {
		473	return if tick_inhibit || $Coro::current == $Coro::main;
		474
376	my ($time, $pri, $name) = @_;	475	my ($time, $pri, $name) = @_;
377		476
378	$time = $TICK * .6 if $time > $TICK * .6;	477	$time = clamp $time, 0.01, $TICK * .6;
		478
379	my $sig = new Coro::Signal;	479	my $sig = new Coro::Signal;
380		480
381	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	481	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
382	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	482	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
383	$SLOT_QUEUE->ready;	483	$SLOT_QUEUE->ready;
…		…
394		494
395	BEGIN { *async = \&Coro::async_pool }	495	BEGIN { *async = \&Coro::async_pool }
396		496
397	=item cf::sync_job { BLOCK }	497	=item cf::sync_job { BLOCK }
398		498
399	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	499	The design of Deliantra requires that the main coroutine ($Coro::main)
400	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
401	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
402	acceptable.	502	acceptable.
403		503
404	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
405	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
…		…
410		510
411	sub sync_job(&) {	511	sub sync_job(&) {
412	my ($job) = @_;	512	my ($job) = @_;
413		513
414	if ($Coro::current == $Coro::main) {	514	if ($Coro::current == $Coro::main) {
415	my $time = Event::time;	515	my $time = AE::time;
416		516
417	# this is the main coro, too bad, we have to block	517	# this is the main coro, too bad, we have to block
418	# till the operation succeeds, freezing the server :/	518	# till the operation succeeds, freezing the server :/
419		519
420	# TODO: use suspend/resume instead	520	LOG llevError, Carp::longmess "sync job";#d#
421	# (but this is cancel-safe)	521
422	my $freeze_guard = freeze_mainloop;	522	my $freeze_guard = freeze_mainloop;
423		523
424	my $busy = 1;	524	my $busy = 1;
425	my @res;	525	my @res;
426		526
427	(async {	527	(async {
		528	$Coro::current->desc ("sync job coro");
428	@res = eval { $job->() };	529	@res = eval { $job->() };
429	warn $@ if $@;	530	warn $@ if $@;
430	undef $busy;	531	undef $busy;
431	})->prio (Coro::PRIO_MAX);	532	})->prio (Coro::PRIO_MAX);
432		533
433	while ($busy) {	534	while ($busy) {
434	Coro::cede or Event::one_event;	535	if (Coro::nready) {
		536	Coro::cede_notself;
		537	} else {
		538	EV::loop EV::LOOP_ONESHOT;
435	}	539	}
		540	}
436		541
437	$time = Event::time - $time;	542	my $time = AE::time - $time;
438		543
439	LOG llevError | logBacktrace, Carp::longmess "long sync job"
440	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
441
442	$tick_start += $time; # do not account sync jobs to server load	544	$TICK_START += $time; # do not account sync jobs to server load
443		545
444	wantarray ? @res : $res[0]	546	wantarray ? @res : $res[0]
445	} else {	547	} else {
446	# we are in another coroutine, how wonderful, everything just works	548	# we are in another coroutine, how wonderful, everything just works
447		549
…		…
472	=item fork_call { }, $args	574	=item fork_call { }, $args
473		575
474	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
475	process, returning the results. Everything must be serialisable with	577	process, returning the results. Everything must be serialisable with
476	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
477	never block itself or use any form of Event handling.	579	never block itself or use any form of event handling.
478		580
479	=cut	581	=cut
480		582
481	sub fork_call(&@) {	583	sub fork_call(&@) {
482	my ($cb, @args) = @_;	584	my ($cb, @args) = @_;
483		585
484	# we seemingly have to make a local copy of the whole thing,	586	# we seemingly have to make a local copy of the whole thing,
485	# otherwise perl prematurely frees the stuff :/	587	# otherwise perl prematurely frees the stuff :/
486	# TODO: investigate and fix (liekly this will be rather laborious)	588	# TODO: investigate and fix (likely this will be rather laborious)
487		589
488	my @res = Coro::Util::fork_eval {	590	my @res = Coro::Util::fork_eval {
489	reset_signals;	591	reset_signals;
490	&$cb	592	&$cb
491	}, @args;	593	}, @args;
492		594
493	wantarray ? @res : $res[-1]	595	wantarray ? @res : $res[-1]
494	}	596	}
495		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
496	=item $value = cf::db_get $family => $key	636	=item $value = cf::db_get $family => $key
497		637
498	Returns a single value from the environment database.	638	Returns a single value from the environment database.
499		639
500	=item cf::db_put $family => $key => $value	640	=item cf::db_put $family => $key => $value
501		641
502	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
503	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).
504		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
505	=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	}
506		668
507	our $DB;	669	our $DB;
508		670
509	sub db_init {	671	sub db_init {
510	unless ($DB) {
511	$DB = BDB::db_create $DB_ENV;
512
513	cf::sync_job {	672	cf::sync_job {
514	eval {	673	$DB ||= db_table "db";
515	$DB->set_flags (BDB::CHKSUM);
516
517	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
518	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
519	cf::cleanup "db_open(db): $!" if $!;
520	};
521	cf::cleanup "db_open(db): $@" if $@;
522	};
523	}	674	};
524	}	675	}
525		676
526	sub db_get($$) {	677	sub db_get($$) {
527	my $key = "$_[0]/$_[1]";	678	my $key = "$_[0]/$_[1]";
528		679
…		…
626		777
627	#############################################################################	778	#############################################################################
628		779
629	=head2 ATTACHABLE OBJECTS	780	=head2 ATTACHABLE OBJECTS
630		781
631	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
632	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")
633	to it. All such attachable objects support the following methods.	784	to it. All such attachable objects support the following methods.
634		785
635	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>
636	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
637	Crossfire TRT).	788	Deliantra).
638		789
639	=over 4	790	=over 4
640		791
641	=item $attachable->attach ($attachment, key => $value...)	792	=item $attachable->attach ($attachment, key => $value...)
642		793
…		…
686	=item cf::CLASS::attachment $name, ...	837	=item cf::CLASS::attachment $name, ...
687		838
688	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
689	given CLASS can refer to this attachment.	840	given CLASS can refer to this attachment.
690		841
691	Some classes such as crossfire maps and objects can specify attachments	842	Some classes such as deliantra maps and objects can specify attachments
692	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.
693		844
694	These calls expect any number of the following handler/hook descriptions:	845	These calls expect any number of the following handler/hook descriptions:
695		846
696	=over 4	847	=over 4
…		…
924	}	1075	}
925		1076
926	0	1077	0
927	}	1078	}
928		1079
929	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1080	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
930		1081
931	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1082	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
932		1083
933	Generate an object-specific event with the given arguments.	1084	Generate an object-specific event with the given arguments.
934		1085
…		…
940		1091
941	=cut	1092	=cut
942		1093
943	#############################################################################	1094	#############################################################################
944	# object support	1095	# object support
945	#
946		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#
947	sub _can_merge {	1130	sub _can_merge {
948	my ($ob1, $ob2) = @_;	1131	my ($ob1, $ob2) = @_;
949		1132
950	local $Storable::canonical = 1;	1133	++$SLOW_MERGES;#d#
951	my $fob1 = Storable::freeze $ob1;
952	my $fob2 = Storable::freeze $ob2;
953		1134
954	$fob1 eq $fob2	1135	# we do the slow way here
		1136	return _object_equal $ob1, $ob2
955	}	1137	}
956		1138
957	sub reattach {	1139	sub reattach {
958	# basically do the same as instantiate, without calling instantiate	1140	# basically do the same as instantiate, without calling instantiate
959	my ($obj) = @_;	1141	my ($obj) = @_;
960		1142
		1143	# no longer needed after getting rid of delete_package?
961	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
962		1145
963	my $registry = $obj->registry;	1146	my $registry = $obj->registry;
964		1147
965	@$registry = ();	1148	@$registry = ();
966		1149
…		…
981	cf::attachable->attach (	1164	cf::attachable->attach (
982	prio => -1000000,	1165	prio => -1000000,
983	on_instantiate => sub {	1166	on_instantiate => sub {
984	my ($obj, $data) = @_;	1167	my ($obj, $data) = @_;
985		1168
986	$data = from_json $data;	1169	$data = decode_json $data;
987		1170
988	for (@$data) {	1171	for (@$data) {
989	my ($name, $args) = @$_;	1172	my ($name, $args) = @$_;
990		1173
991	$obj->attach ($name, %{$args || {} });	1174	$obj->attach ($name, %{$args || {} });
…		…
1007	sub object_freezer_save {	1190	sub object_freezer_save {
1008	my ($filename, $rdata, $objs) = @_;	1191	my ($filename, $rdata, $objs) = @_;
1009		1192
1010	sync_job {	1193	sync_job {
1011	if (length $$rdata) {	1194	if (length $$rdata) {
		1195	utf8::decode (my $decname = $filename);
1012	warn sprintf "saving %s (%d,%d)\n",	1196	warn sprintf "saving %s (%d,%d)\n",
1013	$filename, length $$rdata, scalar @$objs;	1197	$decname, length $$rdata, scalar @$objs;
1014		1198
1015	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1199	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1016	chmod SAVE_MODE, $fh;	1200	aio_chmod $fh, SAVE_MODE;
1017	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1201	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1018	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	}
1019	close $fh;	1206	aio_close $fh;
1020		1207
1021	if (@$objs) {	1208	if (@$objs) {
1022	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) {
1023	chmod SAVE_MODE, $fh;	1210	aio_chmod $fh, SAVE_MODE;
1024	my $data = Storable::nfreeze { version => 1, objs => $objs };	1211	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1025	aio_write $fh, 0, (length $data), $data, 0;	1212	aio_write $fh, 0, (length $data), $data, 0;
1026	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	}
1027	close $fh;	1217	aio_close $fh;
1028	aio_rename "$filename.pst~", "$filename.pst";	1218	aio_rename "$filename.pst~", "$filename.pst";
1029	}	1219	}
1030	} else {	1220	} else {
1031	aio_unlink "$filename.pst";	1221	aio_unlink "$filename.pst";
1032	}	1222	}
1033		1223
1034	aio_rename "$filename~", $filename;	1224	aio_rename "$filename~", $filename;
		1225
		1226	$filename =~ s%/[^/]+$%%;
		1227	aio_pathsync $filename if $cf::USE_FSYNC;
1035	} else {	1228	} else {
1036	warn "FATAL: $filename~: $!\n";	1229	warn "unable to save objects: $filename~: $!\n";
1037	}	1230	}
1038	} else {	1231	} else {
1039	aio_unlink $filename;	1232	aio_unlink $filename;
1040	aio_unlink "$filename.pst";	1233	aio_unlink "$filename.pst";
1041	}	1234	}
1042	}	1235	};
1043	}	1236	}
1044		1237
1045	sub object_freezer_as_string {	1238	sub object_freezer_as_string {
1046	my ($rdata, $objs) = @_;	1239	my ($rdata, $objs) = @_;
1047		1240
…		…
1059	or return;	1252	or return;
1060		1253
1061	unless (aio_stat "$filename.pst") {	1254	unless (aio_stat "$filename.pst") {
1062	(aio_load "$filename.pst", $av) >= 0	1255	(aio_load "$filename.pst", $av) >= 0
1063	or return;	1256	or return;
		1257
1064	$av = eval { (Storable::thaw $av)->{objs} };	1258	my $st = eval { Coro::Storable::thaw $av };
		1259	$av = $st->{objs};
1065	}	1260	}
1066		1261
		1262	utf8::decode (my $decname = $filename);
1067	warn sprintf "loading %s (%d)\n",	1263	warn sprintf "loading %s (%d,%d)\n",
1068	$filename, length $data, scalar @{$av || []};	1264	$decname, length $data, scalar @{$av || []};
		1265
1069	return ($data, $av);	1266	($data, $av)
1070	}	1267	}
1071		1268
1072	=head2 COMMAND CALLBACKS	1269	=head2 COMMAND CALLBACKS
1073		1270
1074	=over 4	1271	=over 4
…		…
1128	my ($name, $cb) = @_;	1325	my ($name, $cb) = @_;
1129		1326
1130	$EXTICMD{$name} = $cb;	1327	$EXTICMD{$name} = $cb;
1131	}	1328	}
1132		1329
		1330	use File::Glob ();
		1331
1133	cf::player->attach (	1332	cf::player->attach (
1134	on_command => sub {	1333	on_unknown_command => sub {
1135	my ($pl, $name, $params) = @_;	1334	my ($pl, $name, $params) = @_;
1136		1335
1137	my $cb = $COMMAND{$name}	1336	my $cb = $COMMAND{$name}
1138	or return;	1337	or return;
1139		1338
…		…
1169		1368
1170	cf::override;	1369	cf::override;
1171	},	1370	},
1172	);	1371	);
1173		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
1174	sub load_extensions {	1386	sub load_extensions {
1175	cf::sync_job {	1387	cf::sync_job {
1176	my %todo;	1388	my %todo;
1177		1389
1178	for my $path (<$LIBDIR/*.ext>) {	1390	for my $path (<$LIBDIR/*.ext>) {
…		…
1197		1409
1198	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1410	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1199	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1411	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1200		1412
1201	$ext{source} =	1413	$ext{source} =
1202	"package $pkg; use strict; use utf8;\n"	1414	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1203	. "#line 1 \"$path\"\n{\n"	1415	. "#line 1 \"$path\"\n{\n"
1204	. $source	1416	. $source
1205	. "\n};\n1";	1417	. "\n};\n1";
1206		1418
1207	$todo{$base} = \%ext;	1419	$todo{$base} = \%ext;
1208	}	1420	}
1209		1421
		1422	my $pass = 0;
1210	my %done;	1423	my %done;
1211	while (%todo) {	1424	while (%todo) {
1212	my $progress;	1425	my $progress;
1213		1426
		1427	++$pass;
		1428
		1429	ext:
1214	while (my ($k, $v) = each %todo) {	1430	while (my ($k, $v) = each %todo) {
1215	for (split /,\s*/, $v->{meta}{depends}) {	1431	for (split /,\s*/, $v->{meta}{depends}) {
1216	goto skip	1432	next ext
1217	unless exists $done{$_};	1433	unless exists $done{$_};
1218	}	1434	}
1219		1435
1220	warn "... loading '$k' into '$v->{pkg}'\n";	1436	warn "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1221		1437
1222	unless (eval $v->{source}) {	1438	my $active = eval $v->{source};
		1439
		1440	if (length $@) {
1223	my $msg = $@ ? "$v->{path}: $@\n"	1441	warn "$v->{path}: $@\n";
1224	: "$v->{base}: extension inactive.\n";
1225		1442
		1443	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1226	if (exists $v->{meta}{mandatory}) {	1444	if exists $v->{meta}{mandatory};
1227	warn $msg;	1445
1228	warn "mandatory extension failed to load, exiting.\n";	1446	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1229	exit 1;	1447	delete $todo{$k};
1230	}	1448	} else {
1231		1449	$done{$k} = delete $todo{$k};
1232	warn $msg;	1450	push @EXTS, $v->{pkg};
		1451	$progress = 1;
		1452
		1453	warn "$v->{base}: extension inactive.\n"
		1454	unless $active;
1233	}	1455	}
1234
1235	$done{$k} = delete $todo{$k};
1236	push @EXTS, $v->{pkg};
1237	$progress = 1;
1238	}	1456	}
1239		1457
1240	skip:	1458	unless ($progress) {
1241	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1459	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1242	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	}
1243	}	1466	}
1244	};	1467	};
1245	}	1468	}
1246		1469
1247	#############################################################################	1470	#############################################################################
1248		1471
1249	=back	1472	=back
1250		1473
1251	=head2 CORE EXTENSIONS	1474	=head2 CORE EXTENSIONS
1252		1475
1253	Functions and methods that extend core crossfire objects.	1476	Functions and methods that extend core deliantra objects.
1254		1477
1255	=cut	1478	=cut
1256		1479
1257	package cf::player;	1480	package cf::player;
1258		1481
1259	use Coro::AIO;	1482	use Coro::AIO;
1260		1483
1261	=head3 cf::player	1484	=head3 cf::player
1262		1485
1263	=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	}
1264		1501
1265	=item cf::player::find $login	1502	=item cf::player::find $login
1266		1503
1267	Returns the given player object, loading it if necessary (might block).	1504	Returns the given player object, loading it if necessary (might block).
1268		1505
…		…
1287		1524
1288	sub exists($) {	1525	sub exists($) {
1289	my ($login) = @_;	1526	my ($login) = @_;
1290		1527
1291	$cf::PLAYER{$login}	1528	$cf::PLAYER{$login}
1292	or cf::sync_job { !aio_stat path $login }	1529	or !aio_stat path $login
1293	}	1530	}
1294		1531
1295	sub find($) {	1532	sub find($) {
1296	return $cf::PLAYER{$_[0]} || do {	1533	return $cf::PLAYER{$_[0]} || do {
1297	my $login = $_[0];	1534	my $login = $_[0];
…		…
1304	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1541	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1305	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1542	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1306	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1543	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1307	aio_unlink +(playerdir $login) . "/$login.pl";	1544	aio_unlink +(playerdir $login) . "/$login.pl";
1308		1545
1309	my $pl = load_pl path $login	1546	my $f = new_from_file cf::object::thawer path $login
1310	or return;	1547	or return;
		1548
		1549	my $pl = cf::player::load_pl $f
		1550	or return;
		1551
		1552	local $cf::PLAYER_LOADING{$login} = $pl;
		1553	$f->resolve_delayed_derefs;
1311	$cf::PLAYER{$login} = $pl	1554	$cf::PLAYER{$login} = $pl
1312	}	1555	}
1313	}	1556	}
1314	}	1557	}
		1558
		1559	cf::player->attach (
		1560	on_load => sub {
		1561	my ($pl, $path) = @_;
		1562
		1563	# restore slots saved in save, below
		1564	my $slots = delete $pl->{_slots};
		1565
		1566	$pl->ob->current_weapon ($slots->[0]);
		1567	$pl->combat_ob ($slots->[1]);
		1568	$pl->ranged_ob ($slots->[2]);
		1569	},
		1570	);
1315		1571
1316	sub save($) {	1572	sub save($) {
1317	my ($pl) = @_;	1573	my ($pl) = @_;
1318		1574
1319	return if $pl->{deny_save};	1575	return if $pl->{deny_save};
…		…
1323		1579
1324	return if $pl->{deny_save};	1580	return if $pl->{deny_save};
1325		1581
1326	aio_mkdir playerdir $pl, 0770;	1582	aio_mkdir playerdir $pl, 0770;
1327	$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];
1328		1589
1329	$pl->save_pl ($path);	1590	$pl->save_pl ($path);
1330	cf::cede_to_tick;	1591	cf::cede_to_tick;
1331	}	1592	}
1332		1593
…		…
1364	my ($pl) = @_;	1625	my ($pl) = @_;
1365		1626
1366	my $name = $pl->ob->name;	1627	my $name = $pl->ob->name;
1367		1628
1368	$pl->{deny_save} = 1;	1629	$pl->{deny_save} = 1;
1369	$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
1370		1631
1371	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1632	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1372	$pl->deactivate;	1633	$pl->deactivate;
		1634	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1635	$pl->ob->check_score;
1373	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1636	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1374	$pl->ns->destroy if $pl->ns;	1637	$pl->ns->destroy if $pl->ns;
1375		1638
1376	my $path = playerdir $pl;	1639	my $path = playerdir $pl;
1377	my $temp = "$path~$cf::RUNTIME~deleting~";	1640	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1413	or return [];	1676	or return [];
1414		1677
1415	my @logins;	1678	my @logins;
1416		1679
1417	for my $login (@$dirs) {	1680	for my $login (@$dirs) {
		1681	my $path = path $login;
		1682
		1683	# a .pst is a dead give-away for a valid player
		1684	# if no pst file found, open and chekc for blocked users
		1685	if (aio_stat "$path.pst") {
1418	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1686	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1419	aio_read $fh, 0, 512, my $buf, 0 or next;	1687	aio_read $fh, 0, 512, my $buf, 0 or next;
1420	$buf !~ /^password -------------$/m or next; # official not-valid tag	1688	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1689	}
1421		1690
1422	utf8::decode $login;	1691	utf8::decode $login;
1423	push @logins, $login;	1692	push @logins, $login;
1424	}	1693	}
1425		1694
1426	\@logins	1695	\@logins
1427	}	1696	}
1428		1697
1429	=item $player->maps	1698	=item $player->maps
		1699
		1700	=item cf::player::maps $login
1430		1701
1431	Returns an arrayref of map paths that are private for this	1702	Returns an arrayref of map paths that are private for this
1432	player. May block.	1703	player. May block.
1433		1704
1434	=cut	1705	=cut
…		…
1452	}	1723	}
1453		1724
1454	\@paths	1725	\@paths
1455	}	1726	}
1456		1727
1457	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1728	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1458		1729
1459	Expand crossfire pod fragments into protocol xml.	1730	Expand deliantra pod fragments into protocol xml.
1460
1461	=cut
1462
1463	sub expand_cfpod {
1464	((my $self), (local $_)) = @_;
1465
1466	# escape & and <
1467	s/&/&amp;/g;
1468	s/(?<![BIUGHT])</&lt;/g;
1469
1470	# this is buggy, it needs to properly take care of nested <'s
1471
1472	1 while
1473	# replace B<>, I<>, U<> etc.
1474	s/B<([^\>]*)>/<b>$1<\/b>/
1475	|| s/I<([^\>]*)>/<i>$1<\/i>/
1476	|| s/U<([^\>]*)>/<u>$1<\/u>/
1477	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1478	# replace G<male|female> tags
1479	|| s{G<([^>|]*)\|([^>]*)>}{
1480	$self->gender ? $2 : $1
1481	}ge
1482	# replace H<hint text>
1483	|| s{H<([^\>]*)>}
1484	{
1485	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1486	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1487	"")
1488	[$self->{hintmode}]
1489	}ge;
1490
1491	# create single paragraphs (very hackish)
1492	s/(?<=\S)\n(?=\w)/ /g;
1493
1494	# compress some whitespace
1495	s/\s+\n/\n/g; # ws line-ends
1496	s/\n\n+/\n/g; # double lines
1497	s/^\n+//; # beginning lines
1498	s/\n+$//; # ending lines
1499
1500	$_
1501	}
1502
1503	sub hintmode {
1504	$_[0]{hintmode} = $_[1] if @_ > 1;
1505	$_[0]{hintmode}
1506	}
1507		1731
1508	=item $player->ext_reply ($msgid, @msg)	1732	=item $player->ext_reply ($msgid, @msg)
1509		1733
1510	Sends an ext reply to the player.	1734	Sends an ext reply to the player.
1511		1735
…		…
1543		1767
1544	=cut	1768	=cut
1545		1769
1546	sub find_by_path($) {	1770	sub find_by_path($) {
1547	my ($path) = @_;	1771	my ($path) = @_;
		1772
		1773	$path =~ s/^~[^\/]*//; # skip ~login
1548		1774
1549	my ($match, $specificity);	1775	my ($match, $specificity);
1550		1776
1551	for my $region (list) {	1777	for my $region (list) {
1552	if ($region->{match} && $path =~ $region->{match}) {	1778	if ($region->{match} && $path =~ $region->{match}) {
…		…
1578	our $MAX_RESET = 3600;	1804	our $MAX_RESET = 3600;
1579	our $DEFAULT_RESET = 3000;	1805	our $DEFAULT_RESET = 3000;
1580		1806
1581	sub generate_random_map {	1807	sub generate_random_map {
1582	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
1583	# mit "rum" bekleckern, nicht	1812	# mit "rum" bekleckern, nicht
1584	$self->_create_random_map (	1813	$self->_create_random_map (
1585	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1814	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1586	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1815	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1587	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1816	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1588	$rmp->{exit_on_final_map},	1817	$rmp->{exit_on_final_map},
1589	$rmp->{xsize}, $rmp->{ysize},	1818	$rmp->{xsize}, $rmp->{ysize},
1590	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1819	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1591	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1820	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1613		1842
1614	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1843	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1615	}	1844	}
1616		1845
1617	# also paths starting with '/'	1846	# also paths starting with '/'
1618	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1847	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1619		1848
1620	sub thawer_merge {	1849	sub thawer_merge {
1621	my ($self, $merge) = @_;	1850	my ($self, $merge) = @_;
1622		1851
1623	# we have to keep some variables in memory intact	1852	# we have to keep some variables in memory intact
…		…
1709		1938
1710	# the temporary/swap location	1939	# the temporary/swap location
1711	sub save_path {	1940	sub save_path {
1712	my ($self) = @_;	1941	my ($self) = @_;
1713		1942
1714	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1943	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1715	"$TMPDIR/$path.map"	1944	"$TMPDIR/$path.map"
1716	}	1945	}
1717		1946
1718	# the unique path, undef == no special unique path	1947	# the unique path, undef == no special unique path
1719	sub uniq_path {	1948	sub uniq_path {
1720	my ($self) = @_;	1949	my ($self) = @_;
1721		1950
1722	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1951	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1723	"$UNIQUEDIR/$path"	1952	"$UNIQUEDIR/$path"
1724	}
1725
1726	# and all this just because we cannot iterate over
1727	# all maps in C++...
1728	sub change_all_map_light {
1729	my ($change) = @_;
1730
1731	$_->change_map_light ($change)
1732	for grep $_->outdoor, values %cf::MAP;
1733	}	1953	}
1734		1954
1735	sub decay_objects {	1955	sub decay_objects {
1736	my ($self) = @_;	1956	my ($self) = @_;
1737		1957
…		…
1750		1970
1751	sub load_header_from($) {	1971	sub load_header_from($) {
1752	my ($self, $path) = @_;	1972	my ($self, $path) = @_;
1753		1973
1754	utf8::encode $path;	1974	utf8::encode $path;
1755	#aio_open $path, O_RDONLY, 0	1975	my $f = new_from_file cf::object::thawer $path
1756	# or return;
1757
1758	$self->_load_header ($path)
1759	or return;	1976	or return;
		1977
		1978	$self->_load_header ($f)
		1979	or return;
		1980
		1981	local $MAP_LOADING{$self->{path}} = $self;
		1982	$f->resolve_delayed_derefs;
1760		1983
1761	$self->{load_path} = $path;	1984	$self->{load_path} = $path;
1762		1985
1763	1	1986	1
1764	}	1987	}
…		…
1818	sub find {	2041	sub find {
1819	my ($path, $origin) = @_;	2042	my ($path, $origin) = @_;
1820		2043
1821	$path = normalise $path, $origin && $origin->path;	2044	$path = normalise $path, $origin && $origin->path;
1822		2045
		2046	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1823	cf::lock_wait "map_find:$path";	2047	my $guard2 = cf::lock_acquire "map_find:$path";
1824		2048
1825	$cf::MAP{$path} || do {	2049	$cf::MAP{$path} || do {
1826	my $guard = cf::lock_acquire "map_find:$path";
1827	my $map = new_from_path cf::map $path	2050	my $map = new_from_path cf::map $path
1828	or return;	2051	or return;
1829		2052
1830	$map->{last_save} = $cf::RUNTIME;	2053	$map->{last_save} = $cf::RUNTIME;
1831		2054
…		…
1833	or return;	2056	or return;
1834		2057
1835	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2058	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1836	# doing this can freeze the server in a sync job, obviously	2059	# doing this can freeze the server in a sync job, obviously
1837	#$cf::WAIT_FOR_TICK->wait;	2060	#$cf::WAIT_FOR_TICK->wait;
		2061	undef $guard2;
		2062	undef $guard1;
1838	$map->reset;	2063	$map->reset;
1839	undef $guard;
1840	return find $path;	2064	return find $path;
1841	}	2065	}
1842		2066
1843	$cf::MAP{$path} = $map	2067	$cf::MAP{$path} = $map
1844	}	2068	}
1845	}	2069	}
1846		2070
1847	sub pre_load { }	2071	sub pre_load { }
1848	sub post_load { }	2072	#sub post_load { } # XS
1849		2073
1850	sub load {	2074	sub load {
1851	my ($self) = @_;	2075	my ($self) = @_;
1852		2076
1853	local $self->{deny_reset} = 1; # loading can take a long time	2077	local $self->{deny_reset} = 1; # loading can take a long time
1854		2078
1855	my $path = $self->{path};	2079	my $path = $self->{path};
1856		2080
1857	{	2081	{
1858	my $guard1 = cf::lock_acquire "map_data:$path";	2082	my $guard = cf::lock_acquire "map_data:$path";
1859	my $guard2 = cf::lock_acquire "map_load:$path";
1860		2083
		2084	return unless $self->valid;
1861	return if $self->in_memory != cf::MAP_SWAPPED;	2085	return unless $self->in_memory == cf::MAP_SWAPPED;
1862		2086
1863	$self->in_memory (cf::MAP_LOADING);	2087	$self->in_memory (cf::MAP_LOADING);
1864		2088
1865	$self->alloc;	2089	$self->alloc;
1866		2090
1867	$self->pre_load;	2091	$self->pre_load;
1868	cf::cede_to_tick;	2092	cf::cede_to_tick;
1869		2093
		2094	my $f = new_from_file cf::object::thawer $self->{load_path};
		2095	$f->skip_block;
1870	$self->_load_objects ($self->{load_path}, 1)	2096	$self->_load_objects ($f)
1871	or return;	2097	or return;
1872		2098
1873	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2099	$self->post_load_original
1874	if delete $self->{load_original};	2100	if delete $self->{load_original};
1875		2101
1876	if (my $uniq = $self->uniq_path) {	2102	if (my $uniq = $self->uniq_path) {
1877	utf8::encode $uniq;	2103	utf8::encode $uniq;
1878	if (aio_open $uniq, O_RDONLY, 0) {	2104	unless (aio_stat $uniq) {
		2105	if (my $f = new_from_file cf::object::thawer $uniq) {
1879	$self->clear_unique_items;	2106	$self->clear_unique_items;
1880	$self->_load_objects ($uniq, 0);	2107	$self->_load_objects ($f);
		2108	$f->resolve_delayed_derefs;
		2109	}
1881	}	2110	}
1882	}	2111	}
		2112
		2113	$f->resolve_delayed_derefs;
1883		2114
1884	cf::cede_to_tick;	2115	cf::cede_to_tick;
1885	# now do the right thing for maps	2116	# now do the right thing for maps
1886	$self->link_multipart_objects;	2117	$self->link_multipart_objects;
1887	$self->difficulty ($self->estimate_difficulty)	2118	$self->difficulty ($self->estimate_difficulty)
…		…
1891	unless ($self->{deny_activate}) {	2122	unless ($self->{deny_activate}) {
1892	$self->decay_objects;	2123	$self->decay_objects;
1893	$self->fix_auto_apply;	2124	$self->fix_auto_apply;
1894	$self->update_buttons;	2125	$self->update_buttons;
1895	cf::cede_to_tick;	2126	cf::cede_to_tick;
1896	$self->set_darkness_map;
1897	cf::cede_to_tick;
1898	$self->activate;	2127	$self->activate;
1899	}	2128	}
1900		2129
1901	$self->{last_save} = $cf::RUNTIME;	2130	$self->{last_save} = $cf::RUNTIME;
1902	$self->last_access ($cf::RUNTIME);	2131	$self->last_access ($cf::RUNTIME);
1903		2132
1904	$self->in_memory (cf::MAP_IN_MEMORY);	2133	$self->in_memory (cf::MAP_ACTIVE);
1905	}	2134	}
1906		2135
1907	$self->post_load;	2136	$self->post_load;
1908	}	2137	}
1909		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
1910	sub customise_for {	2142	sub customise_for {
1911	my ($self, $ob) = @_;	2143	my ($self, $ob) = @_;
1912		2144
1913	return find "~" . $ob->name . "/" . $self->{path}	2145	return find "~" . $ob->name . "/" . $self->{path}
1914	if $self->per_player;	2146	if $self->per_player;
…		…
1967	my ($path, $origin, $load) = @_;	2199	my ($path, $origin, $load) = @_;
1968		2200
1969	$path = normalise $path, $origin && $origin->{path};	2201	$path = normalise $path, $origin && $origin->{path};
1970		2202
1971	if (my $map = $cf::MAP{$path}) {	2203	if (my $map = $cf::MAP{$path}) {
1972	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2204	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1973	}	2205	}
1974		2206
1975	$MAP_PREFETCH{$path} |= $load;	2207	$MAP_PREFETCH{$path} |= $load;
1976		2208
1977	$MAP_PREFETCHER ||= cf::async {	2209	$MAP_PREFETCHER ||= cf::async {
		2210	$Coro::current->{desc} = "map prefetcher";
		2211
1978	while (%MAP_PREFETCH) {	2212	while (%MAP_PREFETCH) {
1979	while (my ($k, $v) = each %MAP_PREFETCH) {	2213	while (my ($k, $v) = each %MAP_PREFETCH) {
1980	if (my $map = find $k) {	2214	if (my $map = find $k) {
1981	$map->load if $v;	2215	$map->load if $v;
1982	}	2216	}
…		…
1989	$MAP_PREFETCHER->prio (6);	2223	$MAP_PREFETCHER->prio (6);
1990		2224
1991	()	2225	()
1992	}	2226	}
1993		2227
		2228	# common code, used by both ->save and ->swapout
1994	sub save {	2229	sub _save {
1995	my ($self) = @_;	2230	my ($self) = @_;
1996
1997	my $lock = cf::lock_acquire "map_data:$self->{path}";
1998		2231
1999	$self->{last_save} = $cf::RUNTIME;	2232	$self->{last_save} = $cf::RUNTIME;
2000		2233
2001	return unless $self->dirty;	2234	return unless $self->dirty;
2002		2235
…		…
2008	return if $self->{deny_save};	2241	return if $self->{deny_save};
2009		2242
2010	local $self->{last_access} = $self->last_access;#d#	2243	local $self->{last_access} = $self->last_access;#d#
2011		2244
2012	cf::async {	2245	cf::async {
		2246	$Coro::current->{desc} = "map player save";
2013	$_->contr->save for $self->players;	2247	$_->contr->save for $self->players;
2014	};	2248	};
		2249
		2250	cf::get_slot 0.02;
2015		2251
2016	if ($uniq) {	2252	if ($uniq) {
2017	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2253	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2018	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2254	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2019	} else {	2255	} else {
2020	$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);
2021	}	2257	}
2022	}	2258	}
2023		2259
		2260	sub save {
		2261	my ($self) = @_;
		2262
		2263	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2264
		2265	$self->_save;
		2266	}
		2267
2024	sub swap_out {	2268	sub swap_out {
2025	my ($self) = @_;	2269	my ($self) = @_;
2026		2270
2027	# save first because save cedes
2028	$self->save;
2029
2030	my $lock = cf::lock_acquire "map_data:$self->{path}";	2271	my $lock = cf::lock_acquire "map_data:$self->{path}";
2031		2272
		2273	return if $self->in_memory != cf::MAP_ACTIVE;
		2274	return if $self->{deny_save};
2032	return if $self->players;	2275	return if $self->players;
2033	return if $self->in_memory != cf::MAP_IN_MEMORY;
2034	return if $self->{deny_save};
2035		2276
		2277	# first deactivate the map and "unlink" it from the core
		2278	$self->deactivate;
		2279	$_->clear_links_to ($self) for values %cf::MAP;
		2280	$self->in_memory (cf::MAP_SWAPPED);
		2281
		2282	# then atomically save
		2283	$self->_save;
		2284
		2285	# then free the map
2036	$self->clear;	2286	$self->clear;
2037	$self->in_memory (cf::MAP_SWAPPED);
2038	}	2287	}
2039		2288
2040	sub reset_at {	2289	sub reset_at {
2041	my ($self) = @_;	2290	my ($self) = @_;
2042		2291
…		…
2060		2309
2061	my $lock = cf::lock_acquire "map_data:$self->{path}";	2310	my $lock = cf::lock_acquire "map_data:$self->{path}";
2062		2311
2063	return if $self->players;	2312	return if $self->players;
2064		2313
2065	warn "resetting map ", $self->path;	2314	warn "resetting map ", $self->path, "\n";
2066		2315
2067	$self->in_memory (cf::MAP_SWAPPED);	2316	$self->in_memory (cf::MAP_SWAPPED);
2068		2317
2069	# need to save uniques path	2318	# need to save uniques path
2070	unless ($self->{deny_save}) {	2319	unless ($self->{deny_save}) {
…		…
2074	if $uniq;	2323	if $uniq;
2075	}	2324	}
2076		2325
2077	delete $cf::MAP{$self->path};	2326	delete $cf::MAP{$self->path};
2078		2327
		2328	$self->deactivate;
		2329	$_->clear_links_to ($self) for values %cf::MAP;
2079	$self->clear;	2330	$self->clear;
2080
2081	$_->clear_links_to ($self) for values %cf::MAP;
2082		2331
2083	$self->unlink_save;	2332	$self->unlink_save;
2084	$self->destroy;	2333	$self->destroy;
2085	}	2334	}
2086		2335
…		…
2094		2343
2095	delete $cf::MAP{$self->path};	2344	delete $cf::MAP{$self->path};
2096		2345
2097	$self->unlink_save;	2346	$self->unlink_save;
2098		2347
2099	bless $self, "cf::map";	2348	bless $self, "cf::map::wrap";
2100	delete $self->{deny_reset};	2349	delete $self->{deny_reset};
2101	$self->{deny_save} = 1;	2350	$self->{deny_save} = 1;
2102	$self->reset_timeout (1);	2351	$self->reset_timeout (1);
2103	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2352	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2104		2353
…		…
2153		2402
2154	sub unique_maps() {	2403	sub unique_maps() {
2155	[	2404	[
2156	map {	2405	map {
2157	utf8::decode $_;	2406	utf8::decode $_;
2158	/\.map$/	2407	s/\.map$//; # TODO future compatibility hack
		2408	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2409	? ()
2159	? normalise $_	2410	: normalise $_
2160	: ()
2161	} @{ aio_readdir $UNIQUEDIR or [] }	2411	} @{ aio_readdir $UNIQUEDIR or [] }
2162	]	2412	]
2163	}	2413	}
2164		2414
2165	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	}
2166		2446
2167	=back	2447	=back
2168		2448
2169	=head3 cf::object	2449	=head3 cf::object
2170		2450
…		…
2174		2454
2175	=over 4	2455	=over 4
2176		2456
2177	=item $ob->inv_recursive	2457	=item $ob->inv_recursive
2178		2458
2179	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.
2180		2461
2181	=cut	2462	=cut
2182		2463
2183	sub inv_recursive_;	2464	sub inv_recursive_;
2184	sub inv_recursive_ {	2465	sub inv_recursive_ {
…		…
2187		2468
2188	sub inv_recursive {	2469	sub inv_recursive {
2189	inv_recursive_ inv $_[0]	2470	inv_recursive_ inv $_[0]
2190	}	2471	}
2191		2472
		2473	=item $ref = $ob->ref
		2474
		2475	Creates and returns a persistent reference to an object that can be stored as a string.
		2476
		2477	=item $ob = cf::object::deref ($refstring)
		2478
		2479	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2480	even if the object actually exists. May block.
		2481
		2482	=cut
		2483
		2484	sub deref {
		2485	my ($ref) = @_;
		2486
		2487	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2488	my ($uuid, $name) = ($1, $2);
		2489	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2490	or return;
		2491	$pl->ob->uuid eq $uuid
		2492	or return;
		2493
		2494	$pl->ob
		2495	} else {
		2496	warn "$ref: cannot resolve object reference\n";
		2497	undef
		2498	}
		2499	}
		2500
2192	package cf;	2501	package cf;
2193		2502
2194	=back	2503	=back
2195		2504
2196	=head3 cf::object::player	2505	=head3 cf::object::player
…		…
2202	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2511	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2203	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
2204	dialogue with the given NPC character.	2513	dialogue with the given NPC character.
2205		2514
2206	=cut	2515	=cut
		2516
		2517	our $SAY_CHANNEL = {
		2518	id => "say",
		2519	title => "Map",
		2520	reply => "say ",
		2521	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2522	};
		2523
		2524	our $CHAT_CHANNEL = {
		2525	id => "chat",
		2526	title => "Chat",
		2527	reply => "chat ",
		2528	tooltip => "Player chat and shouts, global to the server.",
		2529	};
2207		2530
2208	# rough implementation of a future "reply" method that works	2531	# rough implementation of a future "reply" method that works
2209	# with dialog boxes.	2532	# with dialog boxes.
2210	#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
2211	sub cf::object::player::reply($$$;$) {	2534	sub cf::object::player::reply($$$;$) {
…		…
2223	my $dialog = $pl->{npc_dialog};	2546	my $dialog = $pl->{npc_dialog};
2224	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2547	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2225		2548
2226	} else {	2549	} else {
2227	$msg = $npc->name . " says: $msg" if $npc;	2550	$msg = $npc->name . " says: $msg" if $npc;
2228	$self->message ($msg, $flags);	2551	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2229	}	2552	}
2230	}	2553	}
2231	}	2554	}
2232		2555
2233	=item $object->send_msg ($channel, $msg, $color, [extra...])	2556	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2258		2581
2259	=item $player_object->enter_link	2582	=item $player_object->enter_link
2260		2583
2261	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}>).
2262		2585
2263	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.
2264	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.
2265		2590
2266	Will never block.	2591	Will never block.
2267		2592
2268	=item $player_object->leave_link ($map, $x, $y)	2593	=item $player_object->leave_link ($map, $x, $y)
2269		2594
…		…
2294	return if UNIVERSAL::isa $self->map, "ext::map_link";	2619	return if UNIVERSAL::isa $self->map, "ext::map_link";
2295		2620
2296	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2621	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2297	if $self->map && $self->map->{path} ne "{link}";	2622	if $self->map && $self->map->{path} ne "{link}";
2298		2623
2299	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2624	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2300	}	2625	}
2301		2626
2302	sub cf::object::player::leave_link {	2627	sub cf::object::player::leave_link {
2303	my ($self, $map, $x, $y) = @_;	2628	my ($self, $map, $x, $y) = @_;
2304		2629
…		…
2321	($x, $y) = (-1, -1)	2646	($x, $y) = (-1, -1)
2322	unless (defined $x) && (defined $y);	2647	unless (defined $x) && (defined $y);
2323		2648
2324	# use -1 or undef as default coordinates, not 0, 0	2649	# use -1 or undef as default coordinates, not 0, 0
2325	($x, $y) = ($map->enter_x, $map->enter_y)	2650	($x, $y) = ($map->enter_x, $map->enter_y)
2326	if $x <=0 && $y <= 0;	2651	if $x <= 0 && $y <= 0;
2327		2652
2328	$map->load;	2653	$map->load;
2329	$map->load_neighbours;	2654	$map->load_neighbours;
2330		2655
2331	return unless $self->contr->active;	2656	return unless $self->contr->active;
2332	$self->activate_recursive;
2333		2657
2334	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2658	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2335	$self->enter_map ($map, $x, $y);	2659	$self->enter_map ($map, $x, $y);
		2660
		2661	# only activate afterwards, to support waiting in hooks
		2662	$self->activate_recursive
		2663	unless exists $self->{_link_pos}; # maybe we re in-flight again
2336	}	2664	}
2337		2665
2338	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2666	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2339		2667
2340	Moves the player to the given map-path and coordinates by first freezing	2668	Moves the player to the given map-path and coordinates by first freezing
2341	her, loading and preparing them map, calling the provided $check callback	2669	her, loading and preparing them map, calling the provided $check callback
2342	that has to return the map if sucecssful, and then unfreezes the player on	2670	that has to return the map if sucecssful, and then unfreezes the player on
2343	the new (success) or old (failed) map position. In either case, $done will	2671	the new (success) or old (failed) map position. In either case, $done will
2344	be called at the end of this process.	2672	be called at the end of this process.
2345		2673
		2674	Note that $check will be called with a potentially non-loaded map, so if
		2675	it needs a loaded map it has to call C<< ->load >>.
		2676
2346	=cut	2677	=cut
2347		2678
2348	our $GOTOGEN;	2679	our $GOTOGEN;
2349		2680
2350	sub cf::object::player::goto {	2681	sub cf::object::player::goto {
…		…
2354	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2685	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2355		2686
2356	$self->enter_link;	2687	$self->enter_link;
2357		2688
2358	(async {	2689	(async {
		2690	$Coro::current->{desc} = "player::goto $path $x $y";
		2691
		2692	# *tag paths override both path and x|y
		2693	if ($path =~ /^\*(.*)$/) {
		2694	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2695	my $ob = $obs[rand @obs];
		2696
		2697	# see if we actually can go there
		2698	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2699	$ob = $obs[rand @obs];
		2700	} else {
		2701	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2702	}
		2703	# else put us there anyways for now #d#
		2704
		2705	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2706	} else {
		2707	($path, $x, $y) = (undef, undef, undef);
		2708	}
		2709	}
		2710
2359	my $map = eval {	2711	my $map = eval {
2360	my $map = cf::map::find $path;	2712	my $map = defined $path ? cf::map::find $path : undef;
2361		2713
2362	if ($map) {	2714	if ($map) {
2363	$map = $map->customise_for ($self);	2715	$map = $map->customise_for ($self);
2364	$map = $check->($map) if $check && $map;	2716	$map = $check->($map) if $check && $map;
2365	} else {	2717	} else {
2366	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2718	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2367	}	2719	}
2368		2720
2369	$map	2721	$map
2370	};	2722	};
2371		2723
…		…
2407	}	2759	}
2408		2760
2409	sub prepare_random_map {	2761	sub prepare_random_map {
2410	my ($exit) = @_;	2762	my ($exit) = @_;
2411		2763
2412	my $guard = cf::lock_acquire "exit_prepare:$exit";
2413
2414	# all this does is basically replace the /! path by	2764	# all this does is basically replace the /! path by
2415	# a new random map path (?random/...) with a seed	2765	# a new random map path (?random/...) with a seed
2416	# that depends on the exit object	2766	# that depends on the exit object
2417		2767
2418	my $rmp = parse_random_map_params $exit->msg;	2768	my $rmp = parse_random_map_params $exit->msg;
…		…
2420	if ($exit->map) {	2770	if ($exit->map) {
2421	$rmp->{region} = $exit->region->name;	2771	$rmp->{region} = $exit->region->name;
2422	$rmp->{origin_map} = $exit->map->path;	2772	$rmp->{origin_map} = $exit->map->path;
2423	$rmp->{origin_x} = $exit->x;	2773	$rmp->{origin_x} = $exit->x;
2424	$rmp->{origin_y} = $exit->y;	2774	$rmp->{origin_y} = $exit->y;
		2775
		2776	$exit->map->touch;
2425	}	2777	}
2426		2778
2427	$rmp->{random_seed} ||= $exit->random_seed;	2779	$rmp->{random_seed} ||= $exit->random_seed;
2428		2780
2429	my $data = cf::to_json $rmp;	2781	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2430	my $md5 = Digest::MD5::md5_hex $data;	2782	my $md5 = Digest::MD5::md5_hex $data;
2431	my $meta = "$RANDOMDIR/$md5.meta";	2783	my $meta = "$RANDOMDIR/$md5.meta";
2432		2784
2433	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2785	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2434	aio_write $fh, 0, (length $data), $data, 0;	2786	aio_write $fh, 0, (length $data), $data, 0;
2435	undef $fh;	2787	undef $fh;
2436	aio_rename "$meta~", $meta;	2788	aio_rename "$meta~", $meta;
2437		2789
		2790	my $slaying = "?random/$md5";
		2791
		2792	if ($exit->valid) {
2438	$exit->slaying ("?random/$md5");	2793	$exit->slaying ("?random/$md5");
2439	$exit->msg (undef);	2794	$exit->msg (undef);
		2795	}
2440	}	2796	}
2441	}	2797	}
2442		2798
2443	sub cf::object::player::enter_exit {	2799	sub cf::object::player::enter_exit {
2444	my ($self, $exit) = @_;	2800	my ($self, $exit) = @_;
2445		2801
2446	return unless $self->type == cf::PLAYER;	2802	return unless $self->type == cf::PLAYER;
2447		2803
2448	if ($exit->slaying eq "/!") {
2449	#TODO: this should de-fi-ni-te-ly not be a sync-job
2450	# the problem is that $exit might not survive long enough
2451	# so it needs to be done right now, right here
2452	cf::sync_job { prepare_random_map $exit };
2453	}
2454
2455	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2456	my $hp = $exit->stats->hp;
2457	my $sp = $exit->stats->sp;
2458
2459	$self->enter_link;	2804	$self->enter_link;
2460		2805
2461	# if exit is damned, update players death & WoR home-position
2462	$self->contr->savebed ($slaying, $hp, $sp)
2463	if $exit->flag (FLAG_DAMNED);
2464
2465	(async {	2806	(async {
2466	$self->deactivate_recursive; # just to be sure	2807	$Coro::current->{desc} = "enter_exit";
		2808
2467	unless (eval {	2809	unless (eval {
		2810	$self->deactivate_recursive; # just to be sure
		2811
		2812	# random map handling
		2813	{
		2814	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2815
		2816	prepare_random_map $exit
		2817	if $exit->slaying eq "/!";
		2818	}
		2819
		2820	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2821	my $x = $exit->stats->hp;
		2822	my $y = $exit->stats->sp;
		2823
2468	$self->goto ($slaying, $hp, $sp);	2824	$self->goto ($map, $x, $y);
2469		2825
		2826	# if exit is damned, update players death & WoR home-position
		2827	$self->contr->savebed ($map, $x, $y)
		2828	if $exit->flag (cf::FLAG_DAMNED);
		2829
2470	1;	2830	1
2471	}) {	2831	}) {
2472	$self->message ("Something went wrong deep within the crossfire server. "	2832	$self->message ("Something went wrong deep within the deliantra server. "
2473	. "I'll try to bring you back to the map you were before. "	2833	. "I'll try to bring you back to the map you were before. "
2474	. "Please report this to the dungeon master!",	2834	. "Please report this to the dungeon master!",
2475	cf::NDI_UNIQUE | cf::NDI_RED);	2835	cf::NDI_UNIQUE | cf::NDI_RED);
2476		2836
2477	warn "ERROR in enter_exit: $@";	2837	warn "ERROR in enter_exit: $@";
…		…
2494	sub cf::client::send_drawinfo {	2854	sub cf::client::send_drawinfo {
2495	my ($self, $text, $flags) = @_;	2855	my ($self, $text, $flags) = @_;
2496		2856
2497	utf8::encode $text;	2857	utf8::encode $text;
2498	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2858	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2859	}
		2860
		2861	=item $client->send_big_packet ($pkt)
		2862
		2863	Like C<send_packet>, but tries to compress large packets, and fragments
		2864	them as required.
		2865
		2866	=cut
		2867
		2868	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2869
		2870	sub cf::client::send_big_packet {
		2871	my ($self, $pkt) = @_;
		2872
		2873	# try lzf for large packets
		2874	$pkt = "lzf " . Compress::LZF::compress $pkt
		2875	if 1024 <= length $pkt and $self->{can_lzf};
		2876
		2877	# split very large packets
		2878	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2879	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2880	$pkt = "frag";
		2881	}
		2882
		2883	$self->send_packet ($pkt);
2499	}	2884	}
2500		2885
2501	=item $client->send_msg ($channel, $msg, $color, [extra...])	2886	=item $client->send_msg ($channel, $msg, $color, [extra...])
2502		2887
2503	Send a drawinfo or msg packet to the client, formatting the msg for the	2888	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2505	the message, with C<log> being the default. If C<$color> is negative, suppress	2890	the message, with C<log> being the default. If C<$color> is negative, suppress
2506	the message unless the client supports the msg packet.	2891	the message unless the client supports the msg packet.
2507		2892
2508	=cut	2893	=cut
2509		2894
		2895	# non-persistent channels (usually the info channel)
2510	our %CHANNEL = (	2896	our %CHANNEL = (
		2897	"c/motd" => {
		2898	id => "infobox",
		2899	title => "MOTD",
		2900	reply => undef,
		2901	tooltip => "The message of the day",
		2902	},
2511	"c/identify" => {	2903	"c/identify" => {
2512	id => "identify",	2904	id => "infobox",
2513	title => "Identify",	2905	title => "Identify",
2514	reply => undef,	2906	reply => undef,
2515	tooltip => "Items recently identified",	2907	tooltip => "Items recently identified",
2516	},	2908	},
2517	"c/examine" => {	2909	"c/examine" => {
2518	id => "examine",	2910	id => "infobox",
2519	title => "Examine",	2911	title => "Examine",
2520	reply => undef,	2912	reply => undef,
2521	tooltip => "Signs and other items you examined",	2913	tooltip => "Signs and other items you examined",
2522	},	2914	},
		2915	"c/shopinfo" => {
		2916	id => "infobox",
		2917	title => "Shop Info",
		2918	reply => undef,
		2919	tooltip => "What your bargaining skill tells you about the shop",
		2920	},
		2921	"c/book" => {
		2922	id => "infobox",
		2923	title => "Book",
		2924	reply => undef,
		2925	tooltip => "The contents of a note or book",
		2926	},
		2927	"c/lookat" => {
		2928	id => "infobox",
		2929	title => "Look",
		2930	reply => undef,
		2931	tooltip => "What you saw there",
		2932	},
		2933	"c/who" => {
		2934	id => "infobox",
		2935	title => "Players",
		2936	reply => undef,
		2937	tooltip => "Shows players who are currently online",
		2938	},
		2939	"c/body" => {
		2940	id => "infobox",
		2941	title => "Body Parts",
		2942	reply => undef,
		2943	tooltip => "Shows which body parts you posess and are available",
		2944	},
		2945	"c/statistics" => {
		2946	id => "infobox",
		2947	title => "Statistics",
		2948	reply => undef,
		2949	tooltip => "Shows your primary statistics",
		2950	},
		2951	"c/skills" => {
		2952	id => "infobox",
		2953	title => "Skills",
		2954	reply => undef,
		2955	tooltip => "Shows your experience per skill and item power",
		2956	},
		2957	"c/shopitems" => {
		2958	id => "infobox",
		2959	title => "Shop Items",
		2960	reply => undef,
		2961	tooltip => "Shows the items currently for sale in this shop",
		2962	},
		2963	"c/resistances" => {
		2964	id => "infobox",
		2965	title => "Resistances",
		2966	reply => undef,
		2967	tooltip => "Shows your resistances",
		2968	},
		2969	"c/pets" => {
		2970	id => "infobox",
		2971	title => "Pets",
		2972	reply => undef,
		2973	tooltip => "Shows information abotu your pets/a specific pet",
		2974	},
		2975	"c/perceiveself" => {
		2976	id => "infobox",
		2977	title => "Perceive Self",
		2978	reply => undef,
		2979	tooltip => "You gained detailed knowledge about yourself",
		2980	},
		2981	"c/uptime" => {
		2982	id => "infobox",
		2983	title => "Uptime",
		2984	reply => undef,
		2985	tooltip => "How long the server has been running since last restart",
		2986	},
		2987	"c/mapinfo" => {
		2988	id => "infobox",
		2989	title => "Map Info",
		2990	reply => undef,
		2991	tooltip => "Information related to the maps",
		2992	},
		2993	"c/party" => {
		2994	id => "party",
		2995	title => "Party",
		2996	reply => "gsay ",
		2997	tooltip => "Messages and chat related to your party",
		2998	},
		2999	"c/death" => {
		3000	id => "death",
		3001	title => "Death",
		3002	reply => undef,
		3003	tooltip => "Reason for and more info about your most recent death",
		3004	},
		3005	"c/say" => $SAY_CHANNEL,
		3006	"c/chat" => $CHAT_CHANNEL,
2523	);	3007	);
2524		3008
2525	sub cf::client::send_msg {	3009	sub cf::client::send_msg {
2526	my ($self, $channel, $msg, $color, @extra) = @_;	3010	my ($self, $channel, $msg, $color, @extra) = @_;
2527		3011
2528	$msg = $self->pl->expand_cfpod ($msg);	3012	$msg = $self->pl->expand_cfpod ($msg)
		3013	unless $color & cf::NDI_VERBATIM;
2529		3014
2530	$color &= cf::NDI_CLIENT_MASK; # just in case...	3015	$color &= cf::NDI_CLIENT_MASK; # just in case...
2531		3016
2532	# check predefined channels, for the benefit of C	3017	# check predefined channels, for the benefit of C
2533	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};	3018	if ($CHANNEL{$channel}) {
		3019	$channel = $CHANNEL{$channel};
2534		3020
		3021	$self->ext_msg (channel_info => $channel);
		3022	$channel = $channel->{id};
		3023
2535	if (ref $channel) {	3024	} elsif (ref $channel) {
2536	# send meta info to client, if not yet sent	3025	# send meta info to client, if not yet sent
2537	unless (exists $self->{channel}{$channel->{id}}) {	3026	unless (exists $self->{channel}{$channel->{id}}) {
2538	$self->{channel}{$channel->{id}} = $channel;	3027	$self->{channel}{$channel->{id}} = $channel;
2539	$self->ext_msg (channel_info => $channel);	3028	$self->ext_msg (channel_info => $channel);
2540	}	3029	}
…		…
2542	$channel = $channel->{id};	3031	$channel = $channel->{id};
2543	}	3032	}
2544		3033
2545	return unless @extra || length $msg;	3034	return unless @extra || length $msg;
2546		3035
2547	if ($self->can_msg) {
2548	# default colour, mask it out	3036	# default colour, mask it out
2549	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3037	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2550	if $color & cf::NDI_DEF;	3038	if $color & cf::NDI_DEF;
2551		3039
2552	$self->send_packet ("msg " . $self->{json_coder}->encode (	3040	my $pkt = "msg "
		3041	. $self->{json_coder}->encode (
2553	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3042	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2554	} else {	3043	);
2555	if ($color >= 0) {
2556	# replace some tags by gcfclient-compatible ones
2557	for ($msg) {
2558	1 while
2559	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2560	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2561	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2562	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2563	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2564	}
2565		3044
2566	$color &= cf::NDI_COLOR_MASK;	3045	$self->send_big_packet ($pkt);
2567
2568	utf8::encode $msg;
2569
2570	if (0 && $msg =~ /\[/) {
2571	# COMMAND/INFO
2572	$self->send_packet ("drawextinfo $color 10 8 $msg")
2573	} else {
2574	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2575	$self->send_packet ("drawinfo $color $msg")
2576	}
2577	}
2578	}
2579	}	3046	}
2580		3047
2581	=item $client->ext_msg ($type, @msg)	3048	=item $client->ext_msg ($type, @msg)
2582		3049
2583	Sends an ext event to the client.	3050	Sends an ext event to the client.
…		…
2586		3053
2587	sub cf::client::ext_msg($$@) {	3054	sub cf::client::ext_msg($$@) {
2588	my ($self, $type, @msg) = @_;	3055	my ($self, $type, @msg) = @_;
2589		3056
2590	if ($self->extcmd == 2) {	3057	if ($self->extcmd == 2) {
2591	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3058	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2592	} elsif ($self->extcmd == 1) { # TODO: remove	3059	} elsif ($self->extcmd == 1) { # TODO: remove
2593	push @msg, msgtype => "event_$type";	3060	push @msg, msgtype => "event_$type";
2594	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3061	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2595	}	3062	}
2596	}	3063	}
2597		3064
2598	=item $client->ext_reply ($msgid, @msg)	3065	=item $client->ext_reply ($msgid, @msg)
2599		3066
…		…
2603		3070
2604	sub cf::client::ext_reply($$@) {	3071	sub cf::client::ext_reply($$@) {
2605	my ($self, $id, @msg) = @_;	3072	my ($self, $id, @msg) = @_;
2606		3073
2607	if ($self->extcmd == 2) {	3074	if ($self->extcmd == 2) {
2608	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3075	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2609	} elsif ($self->extcmd == 1) {	3076	} elsif ($self->extcmd == 1) {
2610	#TODO: version 1, remove	3077	#TODO: version 1, remove
2611	unshift @msg, msgtype => "reply", msgid => $id;	3078	unshift @msg, msgtype => "reply", msgid => $id;
2612	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3079	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2613	}	3080	}
2614	}	3081	}
2615		3082
2616	=item $success = $client->query ($flags, "text", \&cb)	3083	=item $success = $client->query ($flags, "text", \&cb)
2617		3084
…		…
2718		3185
2719	$coro	3186	$coro
2720	}	3187	}
2721		3188
2722	cf::client->attach (	3189	cf::client->attach (
2723	on_destroy => sub {	3190	on_client_destroy => sub {
2724	my ($ns) = @_;	3191	my ($ns) = @_;
2725		3192
2726	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3193	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2727	},	3194	},
2728	);	3195	);
…		…
2744	our $safe_hole = new Safe::Hole;	3211	our $safe_hole = new Safe::Hole;
2745		3212
2746	$SIG{FPE} = 'IGNORE';	3213	$SIG{FPE} = 'IGNORE';
2747		3214
2748	$safe->permit_only (Opcode::opset qw(	3215	$safe->permit_only (Opcode::opset qw(
2749	:base_core :base_mem :base_orig :base_math	3216	:base_core :base_mem :base_orig :base_math :base_loop
2750	grepstart grepwhile mapstart mapwhile	3217	grepstart grepwhile mapstart mapwhile
2751	sort time	3218	sort time
2752	));	3219	));
2753		3220
2754	# here we export the classes and methods available to script code	3221	# here we export the classes and methods available to script code
…		…
2756	=pod	3223	=pod
2757		3224
2758	The following functions and methods are available within a safe environment:	3225	The following functions and methods are available within a safe environment:
2759		3226
2760	cf::object	3227	cf::object
2761	contr pay_amount pay_player map x y force_find force_add	3228	contr pay_amount pay_player map x y force_find force_add destroy
2762	insert remove name archname title slaying race decrease_ob_nr	3229	insert remove name archname title slaying race decrease split
		3230	value
2763		3231
2764	cf::object::player	3232	cf::object::player
2765	player	3233	player
2766		3234
2767	cf::player	3235	cf::player
…		…
2772		3240
2773	=cut	3241	=cut
2774		3242
2775	for (	3243	for (
2776	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3244	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2777	insert remove inv name archname title slaying race	3245	insert remove inv nrof name archname title slaying race
2778	decrease_ob_nr)],	3246	decrease split destroy change_exp value msg lore send_msg)],
2779	["cf::object::player" => qw(player)],	3247	["cf::object::player" => qw(player)],
2780	["cf::player" => qw(peaceful)],	3248	["cf::player" => qw(peaceful send_msg)],
2781	["cf::map" => qw(trigger)],	3249	["cf::map" => qw(trigger)],
2782	) {	3250	) {
2783	no strict 'refs';	3251	no strict 'refs';
2784	my ($pkg, @funs) = @$_;	3252	my ($pkg, @funs) = @$_;
2785	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3253	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2803		3271
2804	my $qcode = $code;	3272	my $qcode = $code;
2805	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3273	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2806	$qcode =~ s/\n/\\n/g;	3274	$qcode =~ s/\n/\\n/g;
2807		3275
		3276	%vars = (_dummy => 0) unless %vars;
		3277
		3278	my @res;
2808	local $_;	3279	local $_;
2809	local @safe::cf::_safe_eval_args = values %vars;
2810		3280
2811	my $eval =	3281	my $eval =
2812	"do {\n"	3282	"do {\n"
2813	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3283	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2814	. "#line 0 \"{$qcode}\"\n"	3284	. "#line 0 \"{$qcode}\"\n"
2815	. $code	3285	. $code
2816	. "\n}"	3286	. "\n}"
2817	;	3287	;
2818		3288
		3289	if ($CFG{safe_eval}) {
2819	sub_generation_inc;	3290	sub_generation_inc;
		3291	local @safe::cf::_safe_eval_args = values %vars;
2820	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3292	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2821	sub_generation_inc;	3293	sub_generation_inc;
		3294	} else {
		3295	local @cf::_safe_eval_args = values %vars;
		3296	@res = wantarray ? eval eval : scalar eval $eval;
		3297	}
2822		3298
2823	if ($@) {	3299	if ($@) {
2824	warn "$@";	3300	warn "$@";
2825	warn "while executing safe code '$code'\n";	3301	warn "while executing safe code '$code'\n";
2826	warn "with arguments " . (join " ", %vars) . "\n";	3302	warn "with arguments " . (join " ", %vars) . "\n";
…		…
2845	=cut	3321	=cut
2846		3322
2847	sub register_script_function {	3323	sub register_script_function {
2848	my ($fun, $cb) = @_;	3324	my ($fun, $cb) = @_;
2849		3325
2850	no strict 'refs';	3326	$fun = "safe::$fun" if $CFG{safe_eval};
2851	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3327	*$fun = $safe_hole->wrap ($cb);
2852	}	3328	}
2853		3329
2854	=back	3330	=back
2855		3331
2856	=cut	3332	=cut
…		…
2877		3353
2878	$facedata->{version} == 2	3354	$facedata->{version} == 2
2879	or cf::cleanup "$path: version mismatch, cannot proceed.";	3355	or cf::cleanup "$path: version mismatch, cannot proceed.";
2880		3356
2881	# patch in the exptable	3357	# patch in the exptable
		3358	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
2882	$facedata->{resource}{"res/exp_table"} = {	3359	$facedata->{resource}{"res/exp_table"} = {
2883	type => FT_RSRC,	3360	type => FT_RSRC,
2884	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3361	data => $exp_table,
		3362	hash => (Digest::MD5::md5 $exp_table),
2885	};	3363	};
2886	cf::cede_to_tick;	3364	cf::cede_to_tick;
2887		3365
2888	{	3366	{
2889	my $faces = $facedata->{faceinfo};	3367	my $faces = $facedata->{faceinfo};
2890		3368
2891	while (my ($face, $info) = each %$faces) {	3369	while (my ($face, $info) = each %$faces) {
2892	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3370	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3371
2893	cf::face::set_visibility $idx, $info->{visibility};	3372	cf::face::set_visibility $idx, $info->{visibility};
2894	cf::face::set_magicmap $idx, $info->{magicmap};	3373	cf::face::set_magicmap $idx, $info->{magicmap};
2895	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3374	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2896	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3375	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
2897		3376
2898	cf::cede_to_tick;	3377	cf::cede_to_tick;
2899	}	3378	}
2900		3379
2901	while (my ($face, $info) = each %$faces) {	3380	while (my ($face, $info) = each %$faces) {
2902	next unless $info->{smooth};	3381	next unless $info->{smooth};
		3382
2903	my $idx = cf::face::find $face	3383	my $idx = cf::face::find $face
2904	or next;	3384	or next;
		3385
2905	if (my $smooth = cf::face::find $info->{smooth}) {	3386	if (my $smooth = cf::face::find $info->{smooth}) {
2906	cf::face::set_smooth $idx, $smooth;	3387	cf::face::set_smooth $idx, $smooth;
2907	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3388	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2908	} else {	3389	} else {
2909	warn "smooth face '$info->{smooth}' not found for face '$face'";	3390	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
2923		3404
2924	cf::anim::invalidate_all; # d'oh	3405	cf::anim::invalidate_all; # d'oh
2925	}	3406	}
2926		3407
2927	{	3408	{
2928	# TODO: for gcfclient pleasure, we should give resources
2929	# that gcfclient doesn't grok a >10000 face index.
2930	my $res = $facedata->{resource};	3409	my $res = $facedata->{resource};
2931		3410
2932	my $soundconf = delete $res->{"res/sound.conf"};
2933
2934	while (my ($name, $info) = each %$res) {	3411	while (my ($name, $info) = each %$res) {
		3412	if (defined $info->{type}) {
2935	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3413	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2936	my $data;
2937		3414
2938	if ($info->{type} & 1) {	3415	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
2939	# prepend meta info	3416	cf::face::set_type $idx, $info->{type};
2940
2941	my $meta = $enc->encode ({
2942	name => $name,
2943	%{ $info->{meta} || {} },
2944	});
2945
2946	$data = pack "(w/a*)*", $meta, $info->{data};
2947	} else {	3417	} else {
2948	$data = $info->{data};	3418	$RESOURCE{$name} = $info;
2949	}	3419	}
2950		3420
2951	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
2952	cf::face::set_type $idx, $info->{type};
2953
2954	cf::cede_to_tick;	3421	cf::cede_to_tick;
2955	}	3422	}
2956
2957	if ($soundconf) {
2958	$soundconf = $enc->decode (delete $soundconf->{data});
2959
2960	for (0 .. SOUND_CAST_SPELL_0 - 1) {
2961	my $sound = $soundconf->{compat}[$_]
2962	or next;
2963
2964	my $face = cf::face::find "sound/$sound->[1]";
2965	cf::sound::set $sound->[0] => $face;
2966	cf::sound::old_sound_index $_, $face; # gcfclient-compat
2967	}
2968
2969	while (my ($k, $v) = each %{$soundconf->{event}}) {
2970	my $face = cf::face::find "sound/$v";
2971	cf::sound::set $k => $face;
2972	}
2973	}
2974	}	3423	}
		3424
		3425	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
2975		3426
2976	1	3427	1
2977	}	3428	}
		3429
		3430	cf::global->attach (on_resource_update => sub {
		3431	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3432	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3433
		3434	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3435	my $sound = $soundconf->{compat}[$_]
		3436	or next;
		3437
		3438	my $face = cf::face::find "sound/$sound->[1]";
		3439	cf::sound::set $sound->[0] => $face;
		3440	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3441	}
		3442
		3443	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3444	my $face = cf::face::find "sound/$v";
		3445	cf::sound::set $k => $face;
		3446	}
		3447	}
		3448	});
2978		3449
2979	register_exticmd fx_want => sub {	3450	register_exticmd fx_want => sub {
2980	my ($ns, $want) = @_;	3451	my ($ns, $want) = @_;
2981		3452
2982	while (my ($k, $v) = each %$want) {	3453	while (my ($k, $v) = each %$want) {
2983	$ns->fx_want ($k, $v);	3454	$ns->fx_want ($k, $v);
2984	}	3455	}
2985	};	3456	};
		3457
		3458	sub load_resource_file($) {
		3459	my $guard = lock_acquire "load_resource_file";
		3460
		3461	my $status = load_resource_file_ $_[0];
		3462	get_slot 0.1, 100;
		3463	cf::arch::commit_load;
		3464
		3465	$status
		3466	}
2986		3467
2987	sub reload_regions {	3468	sub reload_regions {
2988	# HACK to clear player env face cache, we need some signal framework	3469	# HACK to clear player env face cache, we need some signal framework
2989	# for this (global event?)	3470	# for this (global event?)
2990	%ext::player_env::MUSIC_FACE_CACHE = ();	3471	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3004	}	3485	}
3005		3486
3006	sub reload_archetypes {	3487	sub reload_archetypes {
3007	load_resource_file "$DATADIR/archetypes"	3488	load_resource_file "$DATADIR/archetypes"
3008	or die "unable to load archetypes\n";	3489	or die "unable to load archetypes\n";
3009	#d# NEED to laod twice to resolve forward references
3010	# this really needs to be done in an extra post-pass
3011	# (which needs to be synchronous, so solve it differently)
3012	load_resource_file "$DATADIR/archetypes"
3013	or die "unable to load archetypes\n";
3014	}	3490	}
3015		3491
3016	sub reload_treasures {	3492	sub reload_treasures {
3017	load_resource_file "$DATADIR/treasures"	3493	load_resource_file "$DATADIR/treasures"
3018	or die "unable to load treasurelists\n";	3494	or die "unable to load treasurelists\n";
3019	}	3495	}
3020		3496
3021	sub reload_resources {	3497	sub reload_resources {
3022	warn "reloading resource files...\n";	3498	warn "reloading resource files...\n";
3023		3499
		3500	reload_facedata;
		3501	reload_archetypes;
3024	reload_regions;	3502	reload_regions;
3025	reload_facedata;
3026	#reload_archetypes;#d#
3027	reload_archetypes;
3028	reload_treasures;	3503	reload_treasures;
3029		3504
3030	warn "finished reloading resource files\n";	3505	warn "finished reloading resource files\n";
3031	}	3506	}
3032		3507
3033	sub init {
3034	reload_resources;
3035	}
3036
3037	sub reload_config {	3508	sub reload_config {
		3509	warn "reloading config file...\n";
		3510
3038	open my $fh, "<:utf8", "$CONFDIR/config"	3511	open my $fh, "<:utf8", "$CONFDIR/config"
3039	or return;	3512	or return;
3040		3513
3041	local $/;	3514	local $/;
3042	*CFG = YAML::Syck::Load <$fh>;	3515	*CFG = YAML::XS::Load scalar <$fh>;
3043		3516
3044	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3517	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3045		3518
3046	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3519	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3047	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3520	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3051	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3524	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3052	and die "WARNING: m(un)lockall failed: $!\n";	3525	and die "WARNING: m(un)lockall failed: $!\n";
3053	};	3526	};
3054	warn $@ if $@;	3527	warn $@ if $@;
3055	}	3528	}
		3529
		3530	warn "finished reloading resource files\n";
		3531	}
		3532
		3533	sub pidfile() {
		3534	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3535	or die "$PIDFILE: $!";
		3536	flock $fh, &Fcntl::LOCK_EX
		3537	or die "$PIDFILE: flock: $!";
		3538	$fh
		3539	}
		3540
		3541	# make sure only one server instance is running at any one time
		3542	sub atomic {
		3543	my $fh = pidfile;
		3544
		3545	my $pid = <$fh>;
		3546	kill 9, $pid if $pid > 0;
		3547
		3548	seek $fh, 0, 0;
		3549	print $fh $$;
		3550	}
		3551
		3552	sub main_loop {
		3553	warn "EV::loop starting\n";
		3554	if (1) {
		3555	EV::loop;
		3556	}
		3557	warn "EV::loop returned\n";
		3558	goto &main_loop unless $REALLY_UNLOOP;
3056	}	3559	}
3057		3560
3058	sub main {	3561	sub main {
		3562	cf::init_globals; # initialise logging
		3563
		3564	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3565	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3566	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3567	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3568
		3569	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3570
3059	# we must not ever block the main coroutine	3571	# we must not ever block the main coroutine
3060	local $Coro::idle = sub {	3572	local $Coro::idle = sub {
3061	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3573	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3062	(async {	3574	(async {
3063	Event::one_event;	3575	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3576	EV::loop EV::LOOP_ONESHOT;
3064	})->prio (Coro::PRIO_MAX);	3577	})->prio (Coro::PRIO_MAX);
3065	};	3578	};
3066		3579
		3580	evthread_start IO::AIO::poll_fileno;
		3581
		3582	cf::sync_job {
		3583	cf::init_experience;
		3584	cf::init_anim;
		3585	cf::init_attackmess;
		3586	cf::init_dynamic;
		3587
		3588	cf::load_settings;
		3589	cf::load_materials;
		3590
		3591	reload_resources;
3067	reload_config;	3592	reload_config;
3068	db_init;	3593	db_init;
		3594
		3595	cf::init_uuid;
		3596	cf::init_signals;
		3597	cf::init_skills;
		3598
		3599	cf::init_beforeplay;
		3600
		3601	atomic;
		3602
3069	load_extensions;	3603	load_extensions;
3070		3604
3071	$TICK_WATCHER->start;	3605	utime time, time, $RUNTIMEFILE;
3072	Event::loop;	3606
		3607	# no (long-running) fork's whatsoever before this point(!)
		3608	use POSIX ();
		3609	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3610
		3611	(pop @POST_INIT)->(0) while @POST_INIT;
		3612	};
		3613
		3614	cf::object::thawer::errors_are_fatal 0;
		3615	warn "parse errors in files are no longer fatal from this point on.\n";
		3616
		3617	main_loop;
3073	}	3618	}
3074		3619
3075	#############################################################################	3620	#############################################################################
3076	# initialisation and cleanup	3621	# initialisation and cleanup
3077		3622
3078	# install some emergency cleanup handlers	3623	# install some emergency cleanup handlers
3079	BEGIN {	3624	BEGIN {
		3625	our %SIGWATCHER = ();
3080	for my $signal (qw(INT HUP TERM)) {	3626	for my $signal (qw(INT HUP TERM)) {
3081	Event->signal (	3627	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3082	reentrant => 0,
3083	data => WF_AUTOCANCEL,
3084	signal => $signal,
3085	prio => 0,
3086	cb => sub {
3087	cf::cleanup "SIG$signal";	3628	cf::cleanup "SIG$signal";
3088	},
3089	);	3629	};
3090	}	3630	}
3091	}	3631	}
3092		3632
3093	sub write_runtime {	3633	sub write_runtime_sync {
3094	my $runtime = "$LOCALDIR/runtime";	3634	my $t0 = AE::time;
3095		3635
3096	# first touch the runtime file to show we are still running:	3636	# first touch the runtime file to show we are still running:
3097	# the fsync below can take a very very long time.	3637	# the fsync below can take a very very long time.
3098		3638
3099	IO::AIO::aio_utime $runtime, undef, undef;	3639	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3100		3640
3101	my $guard = cf::lock_acquire "write_runtime";	3641	my $guard = cf::lock_acquire "write_runtime";
3102		3642
3103	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3643	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3104	or return;	3644	or return;
3105		3645
3106	my $value = $cf::RUNTIME + 90 + 10;	3646	my $value = $cf::RUNTIME + 90 + 10;
3107	# 10 is the runtime save interval, for a monotonic clock	3647	# 10 is the runtime save interval, for a monotonic clock
3108	# 60 allows for the watchdog to kill the server.	3648	# 60 allows for the watchdog to kill the server.
…		…
3118	aio_utime $fh, undef, undef;	3658	aio_utime $fh, undef, undef;
3119		3659
3120	close $fh	3660	close $fh
3121	or return;	3661	or return;
3122		3662
3123	aio_rename "$runtime~", $runtime	3663	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3124	and return;	3664	and return;
3125		3665
3126	warn "runtime file written.\n";	3666	warn sprintf "runtime file written (%gs).\n", AE::time - $t0;
3127		3667
3128	1	3668	1
		3669	}
		3670
		3671	our $uuid_lock;
		3672	our $uuid_skip;
		3673
		3674	sub write_uuid_sync($) {
		3675	$uuid_skip ||= $_[0];
		3676
		3677	return if $uuid_lock;
		3678	local $uuid_lock = 1;
		3679
		3680	my $uuid = "$LOCALDIR/uuid";
		3681
		3682	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3683	or return;
		3684
		3685	my $value = uuid_seq uuid_cur;
		3686
		3687	unless ($value) {
		3688	warn "cowardly refusing to write zero uuid value!\n";
		3689	return;
		3690	}
		3691
		3692	my $value = uuid_str $value + $uuid_skip;
		3693	$uuid_skip = 0;
		3694
		3695	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3696	and return;
		3697
		3698	# always fsync - this file is important
		3699	aio_fsync $fh
		3700	and return;
		3701
		3702	close $fh
		3703	or return;
		3704
		3705	aio_rename "$uuid~", $uuid
		3706	and return;
		3707
		3708	warn "uuid file written ($value).\n";
		3709
		3710	1
		3711
		3712	}
		3713
		3714	sub write_uuid($$) {
		3715	my ($skip, $sync) = @_;
		3716
		3717	$sync ? write_uuid_sync $skip
		3718	: async { write_uuid_sync $skip };
3129	}	3719	}
3130		3720
3131	sub emergency_save() {	3721	sub emergency_save() {
3132	my $freeze_guard = cf::freeze_mainloop;	3722	my $freeze_guard = cf::freeze_mainloop;
3133		3723
3134	warn "enter emergency perl save\n";	3724	warn "emergency_perl_save: enter\n";
3135		3725
3136	cf::sync_job {	3726	cf::sync_job {
		3727	# this is a trade-off: we want to be very quick here, so
		3728	# save all maps without fsync, and later call a global sync
		3729	# (which in turn might be very very slow)
		3730	local $USE_FSYNC = 0;
		3731
3137	# use a peculiar iteration method to avoid tripping on perl	3732	# use a peculiar iteration method to avoid tripping on perl
3138	# refcount bugs in for. also avoids problems with players	3733	# refcount bugs in for. also avoids problems with players
3139	# and maps saved/destroyed asynchronously.	3734	# and maps saved/destroyed asynchronously.
3140	warn "begin emergency player save\n";	3735	warn "emergency_perl_save: begin player save\n";
3141	for my $login (keys %cf::PLAYER) {	3736	for my $login (keys %cf::PLAYER) {
3142	my $pl = $cf::PLAYER{$login} or next;	3737	my $pl = $cf::PLAYER{$login} or next;
3143	$pl->valid or next;	3738	$pl->valid or next;
		3739	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3144	$pl->save;	3740	$pl->save;
3145	}	3741	}
3146	warn "end emergency player save\n";	3742	warn "emergency_perl_save: end player save\n";
3147		3743
3148	warn "begin emergency map save\n";	3744	warn "emergency_perl_save: begin map save\n";
3149	for my $path (keys %cf::MAP) {	3745	for my $path (keys %cf::MAP) {
3150	my $map = $cf::MAP{$path} or next;	3746	my $map = $cf::MAP{$path} or next;
3151	$map->valid or next;	3747	$map->valid or next;
3152	$map->save;	3748	$map->save;
3153	}	3749	}
3154	warn "end emergency map save\n";	3750	warn "emergency_perl_save: end map save\n";
3155		3751
3156	warn "begin emergency database checkpoint\n";	3752	warn "emergency_perl_save: begin database checkpoint\n";
3157	BDB::db_env_txn_checkpoint $DB_ENV;	3753	BDB::db_env_txn_checkpoint $DB_ENV;
3158	warn "end emergency database checkpoint\n";	3754	warn "emergency_perl_save: end database checkpoint\n";
		3755
		3756	warn "emergency_perl_save: begin write uuid\n";
		3757	write_uuid_sync 1;
		3758	warn "emergency_perl_save: end write uuid\n";
3159	};	3759	};
3160		3760
		3761	warn "emergency_perl_save: starting sync()\n";
		3762	IO::AIO::aio_sync sub {
		3763	warn "emergency_perl_save: finished sync()\n";
		3764	};
		3765
3161	warn "leave emergency perl save\n";	3766	warn "emergency_perl_save: leave\n";
3162	}	3767	}
3163		3768
3164	sub post_cleanup {	3769	sub post_cleanup {
3165	my ($make_core) = @_;	3770	my ($make_core) = @_;
3166		3771
3167	warn Carp::longmess "post_cleanup backtrace"	3772	warn Carp::longmess "post_cleanup backtrace"
3168	if $make_core;	3773	if $make_core;
		3774
		3775	my $fh = pidfile;
		3776	unlink $PIDFILE if <$fh> == $$;
		3777	}
		3778
		3779	# a safer delete_package, copied from Symbol
		3780	sub clear_package($) {
		3781	my $pkg = shift;
		3782
		3783	# expand to full symbol table name if needed
		3784	unless ($pkg =~ /^main::.*::$/) {
		3785	$pkg = "main$pkg" if $pkg =~ /^::/;
		3786	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3787	$pkg .= '::' unless $pkg =~ /::$/;
		3788	}
		3789
		3790	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3791	my $stem_symtab = *{$stem}{HASH};
		3792
		3793	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3794	or return;
		3795
		3796	# clear all symbols
		3797	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3798	for my $name (keys %$leaf_symtab) {
		3799	_gv_clear *{"$pkg$name"};
		3800	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3801	}
3169	}	3802	}
3170		3803
3171	sub do_reload_perl() {	3804	sub do_reload_perl() {
3172	# can/must only be called in main	3805	# can/must only be called in main
3173	if ($Coro::current != $Coro::main) {	3806	if (in_main) {
3174	warn "can only reload from main coroutine";	3807	warn "can only reload from main coroutine";
3175	return;	3808	return;
3176	}	3809	}
3177		3810
		3811	return if $RELOAD++;
		3812
		3813	my $t1 = AE::time;
		3814
		3815	while ($RELOAD) {
3178	warn "reloading...";	3816	warn "reloading...";
3179		3817
3180	warn "entering sync_job";	3818	warn "entering sync_job";
3181		3819
3182	cf::sync_job {	3820	cf::sync_job {
3183	cf::write_runtime; # external watchdog should not bark	3821	cf::write_runtime_sync; # external watchdog should not bark
3184	cf::emergency_save;	3822	cf::emergency_save;
3185	cf::write_runtime; # external watchdog should not bark	3823	cf::write_runtime_sync; # external watchdog should not bark
3186		3824
3187	warn "syncing database to disk";	3825	warn "syncing database to disk";
3188	BDB::db_env_txn_checkpoint $DB_ENV;	3826	BDB::db_env_txn_checkpoint $DB_ENV;
3189		3827
3190	# if anything goes wrong in here, we should simply crash as we already saved	3828	# if anything goes wrong in here, we should simply crash as we already saved
3191		3829
3192	warn "cancelling all WF_AUTOCANCEL watchers";
3193	for (Event::all_watchers) {
3194	$_->cancel if $_->data & WF_AUTOCANCEL;
3195	}
3196
3197	warn "flushing outstanding aio requests";	3830	warn "flushing outstanding aio requests";
3198	for (;;) {
3199	BDB::flush;
3200	IO::AIO::flush;
3201	Coro::cede;
3202	last unless IO::AIO::nreqs || BDB::nreqs;	3831	while (IO::AIO::nreqs || BDB::nreqs) {
3203	warn "iterate...";	3832	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3204	}
3205
3206	++$RELOAD;
3207
3208	warn "cancelling all extension coros";
3209	$_->cancel for values %EXT_CORO;
3210	%EXT_CORO = ();
3211
3212	warn "removing commands";
3213	%COMMAND = ();
3214
3215	warn "removing ext/exti commands";
3216	%EXTCMD = ();
3217	%EXTICMD = ();
3218
3219	warn "unloading/nuking all extensions";
3220	for my $pkg (@EXTS) {
3221	warn "... unloading $pkg";
3222
3223	if (my $cb = $pkg->can ("unload")) {
3224	eval {
3225	$cb->($pkg);
3226	1
3227	} or warn "$pkg unloaded, but with errors: $@";
3228	}	3833	}
3229		3834
3230	warn "... nuking $pkg";	3835	warn "cancelling all extension coros";
3231	Symbol::delete_package $pkg;	3836	$_->cancel for values %EXT_CORO;
3232	}	3837	%EXT_CORO = ();
3233		3838
3234	warn "unloading all perl modules loaded from $LIBDIR";	3839	warn "removing commands";
3235	while (my ($k, $v) = each %INC) {	3840	%COMMAND = ();
3236	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3237		3841
		3842	warn "removing ext/exti commands";
		3843	%EXTCMD = ();
		3844	%EXTICMD = ();
		3845
		3846	warn "unloading/nuking all extensions";
		3847	for my $pkg (@EXTS) {
3238	warn "... unloading $k";	3848	warn "... unloading $pkg";
3239	delete $INC{$k};
3240		3849
3241	$k =~ s/\.pm$//;
3242	$k =~ s/\//::/g;
3243
3244	if (my $cb = $k->can ("unload_module")) {	3850	if (my $cb = $pkg->can ("unload")) {
		3851	eval {
3245	$cb->();	3852	$cb->($pkg);
		3853	1
		3854	} or warn "$pkg unloaded, but with errors: $@";
		3855	}
		3856
		3857	warn "... clearing $pkg";
		3858	clear_package $pkg;
3246	}	3859	}
3247		3860
3248	Symbol::delete_package $k;	3861	warn "unloading all perl modules loaded from $LIBDIR";
		3862	while (my ($k, $v) = each %INC) {
		3863	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3864
		3865	warn "... unloading $k";
		3866	delete $INC{$k};
		3867
		3868	$k =~ s/\.pm$//;
		3869	$k =~ s/\//::/g;
		3870
		3871	if (my $cb = $k->can ("unload_module")) {
		3872	$cb->();
		3873	}
		3874
		3875	clear_package $k;
3249	}	3876	}
3250		3877
3251	warn "getting rid of safe::, as good as possible";	3878	warn "getting rid of safe::, as good as possible";
3252	Symbol::delete_package "safe::$_"	3879	clear_package "safe::$_"
3253	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3880	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3254		3881
3255	warn "unloading cf.pm \"a bit\"";	3882	warn "unloading cf.pm \"a bit\"";
3256	delete $INC{"cf.pm"};	3883	delete $INC{"cf.pm"};
3257	delete $INC{"cf/pod.pm"};	3884	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3258		3885
3259	# don't, removes xs symbols, too,	3886	# don't, removes xs symbols, too,
3260	# and global variables created in xs	3887	# and global variables created in xs
3261	#Symbol::delete_package __PACKAGE__;	3888	#clear_package __PACKAGE__;
3262		3889
3263	warn "unload completed, starting to reload now";	3890	warn "unload completed, starting to reload now";
3264		3891
3265	warn "reloading cf.pm";	3892	warn "reloading cf.pm";
3266	require cf;	3893	require cf;
3267	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3894	cf::_connect_to_perl_1;
3268		3895
3269	warn "loading config and database again";	3896	warn "loading config and database again";
3270	cf::reload_config;	3897	cf::reload_config;
3271		3898
3272	warn "loading extensions";	3899	warn "loading extensions";
3273	cf::load_extensions;	3900	cf::load_extensions;
3274		3901
		3902	if ($REATTACH_ON_RELOAD) {
3275	warn "reattaching attachments to objects/players";	3903	warn "reattaching attachments to objects/players";
3276	_global_reattach; # objects, sockets	3904	_global_reattach; # objects, sockets
3277	warn "reattaching attachments to maps";	3905	warn "reattaching attachments to maps";
3278	reattach $_ for values %MAP;	3906	reattach $_ for values %MAP;
3279	warn "reattaching attachments to players";	3907	warn "reattaching attachments to players";
3280	reattach $_ for values %PLAYER;	3908	reattach $_ for values %PLAYER;
		3909	}
3281		3910
		3911	warn "running post_init jobs";
		3912	(pop @POST_INIT)->(1) while @POST_INIT;
		3913
3282	warn "leaving sync_job";	3914	warn "leaving sync_job";
3283		3915
3284	1	3916	1
3285	} or do {	3917	} or do {
3286	warn $@;	3918	warn $@;
3287	warn "error while reloading, exiting.";	3919	cf::cleanup "error while reloading, exiting.";
3288	exit 1;
3289	};	3920	};
3290		3921
3291	warn "reloaded";	3922	warn "reloaded";
		3923	--$RELOAD;
		3924	}
		3925
		3926	$t1 = AE::time - $t1;
		3927	warn "reload completed in ${t1}s\n";
3292	};	3928	};
3293		3929
3294	our $RELOAD_WATCHER; # used only during reload	3930	our $RELOAD_WATCHER; # used only during reload
3295		3931
3296	sub reload_perl() {	3932	sub reload_perl() {
3297	# doing reload synchronously and two reloads happen back-to-back,	3933	# doing reload synchronously and two reloads happen back-to-back,
3298	# coro crashes during coro_state_free->destroy here.	3934	# coro crashes during coro_state_free->destroy here.
3299		3935
3300	$RELOAD_WATCHER ||= Event->timer (	3936	$RELOAD_WATCHER ||= cf::async {
3301	reentrant => 0,	3937	Coro::AIO::aio_wait cache_extensions;
3302	after => 0,	3938
3303	data => WF_AUTOCANCEL,	3939	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3304	cb => sub {
3305	do_reload_perl;	3940	do_reload_perl;
3306	undef $RELOAD_WATCHER;	3941	undef $RELOAD_WATCHER;
3307	},	3942	};
3308	);	3943	};
3309	}	3944	}
3310		3945
3311	register_command "reload" => sub {	3946	register_command "reload" => sub {
3312	my ($who, $arg) = @_;	3947	my ($who, $arg) = @_;
3313		3948
3314	if ($who->flag (FLAG_WIZ)) {	3949	if ($who->flag (FLAG_WIZ)) {
3315	$who->message ("reloading server.");	3950	$who->message ("reloading server.");
		3951	async {
		3952	$Coro::current->{desc} = "perl_reload";
3316	async { reload_perl };	3953	reload_perl;
		3954	};
3317	}	3955	}
3318	};	3956	};
3319		3957
3320	unshift @INC, $LIBDIR;	3958	unshift @INC, $LIBDIR;
3321		3959
…		…
3323		3961
3324	our @WAIT_FOR_TICK;	3962	our @WAIT_FOR_TICK;
3325	our @WAIT_FOR_TICK_BEGIN;	3963	our @WAIT_FOR_TICK_BEGIN;
3326		3964
3327	sub wait_for_tick {	3965	sub wait_for_tick {
3328	return unless $TICK_WATCHER->is_active;
3329	return if $Coro::current == $Coro::main;	3966	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3330		3967
3331	my $signal = new Coro::Signal;	3968	my $signal = new Coro::Signal;
3332	push @WAIT_FOR_TICK, $signal;	3969	push @WAIT_FOR_TICK, $signal;
3333	$signal->wait;	3970	$signal->wait;
3334	}	3971	}
3335		3972
3336	sub wait_for_tick_begin {	3973	sub wait_for_tick_begin {
3337	return unless $TICK_WATCHER->is_active;
3338	return if $Coro::current == $Coro::main;	3974	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3339		3975
3340	my $signal = new Coro::Signal;	3976	my $signal = new Coro::Signal;
3341	push @WAIT_FOR_TICK_BEGIN, $signal;	3977	push @WAIT_FOR_TICK_BEGIN, $signal;
3342	$signal->wait;	3978	$signal->wait;
3343	}	3979	}
3344		3980
3345	my $min = 1e6;#d#	3981	sub tick {
3346	my $avg = 10;
3347	$TICK_WATCHER = Event->timer (
3348	reentrant => 0,
3349	parked => 1,
3350	prio => 0,
3351	at => $NEXT_TICK || $TICK,
3352	data => WF_AUTOCANCEL,
3353	cb => sub {
3354	if ($Coro::current != $Coro::main) {	3982	if ($Coro::current != $Coro::main) {
3355	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3983	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3356	unless ++$bug_warning > 10;	3984	unless ++$bug_warning > 10;
3357	return;	3985	return;
3358	}	3986	}
3359		3987
3360	$NOW = $tick_start = Event::time;
3361
3362	cf::server_tick; # one server iteration	3988	cf::server_tick; # one server iteration
3363		3989
3364	0 && sync_job {#d#	3990	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3365	for(1..10) {
3366	my $t = Event::time;
3367	my $map = my $map = new_from_path cf::map "/tmp/x.map"
3368	or die;
3369		3991
3370	$map->width (50);	3992	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3371	$map->height (50);	3993	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3372	$map->alloc;	3994	Coro::async_pool {
3373	$map->_load_objects ("/tmp/x.map", 1);	3995	$Coro::current->{desc} = "runtime saver";
3374	my $t = Event::time - $t;	3996	write_runtime_sync
3375		3997	or warn "ERROR: unable to write runtime file: $!";
3376	#next unless $t < 0.0013;#d#
3377	if ($t < $min) {
3378	$min = $t;
3379	}
3380	$avg = $avg * 0.99 + $t * 0.01;
3381	}
3382	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3383	exit 0;
3384	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3385	};	3998	};
		3999	}
3386		4000
3387	$RUNTIME += $TICK;
3388	$NEXT_TICK += $TICK;
3389
3390	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3391	$NEXT_RUNTIME_WRITE = $NOW + 10;
3392	Coro::async_pool {
3393	write_runtime
3394	or warn "ERROR: unable to write runtime file: $!";
3395	};
3396	}
3397
3398	# my $AFTER = Event::time;
3399	# warn $AFTER - $NOW;#d#
3400
3401	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4001	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3402	$sig->send;	4002	$sig->send;
3403	}	4003	}
3404	while (my $sig = shift @WAIT_FOR_TICK) {	4004	while (my $sig = shift @WAIT_FOR_TICK) {
3405	$sig->send;	4005	$sig->send;
3406	}	4006	}
3407		4007
3408	$NOW = Event::time;	4008	$LOAD = ($NOW - $TICK_START) / $TICK;
3409
3410	# if we are delayed by four ticks or more, skip them all
3411	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3412
3413	$TICK_WATCHER->at ($NEXT_TICK);
3414	$TICK_WATCHER->start;
3415
3416	$LOAD = ($NOW - $tick_start) / $TICK;
3417	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4009	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3418		4010
3419	_post_tick;	4011	if (0) {
3420		4012	if ($NEXT_TICK) {
3421		4013	my $jitter = $TICK_START - $NEXT_TICK;
		4014	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4015	warn "jitter $JITTER\n";#d#
		4016	}
3422	},	4017	}
3423	);	4018	}
3424		4019
3425	{	4020	{
3426	BDB::max_poll_time $TICK * 0.1;	4021	# configure BDB
3427	$BDB_POLL_WATCHER = Event->io (	4022
3428	reentrant => 0,
3429	fd => BDB::poll_fileno,
3430	poll => 'r',
3431	prio => 0,
3432	data => WF_AUTOCANCEL,
3433	cb => \&BDB::poll_cb,
3434	);
3435	BDB::min_parallel 8;	4023	BDB::min_parallel 16;
3436		4024	BDB::max_poll_reqs $TICK * 0.1;
3437	BDB::set_sync_prepare {	4025	$AnyEvent::BDB::WATCHER->priority (1);
3438	my $status;
3439	my $current = $Coro::current;
3440	(
3441	sub {
3442	$status = $!;
3443	$current->ready; undef $current;
3444	},
3445	sub {
3446	Coro::schedule while defined $current;
3447	$! = $status;
3448	},
3449	)
3450	};
3451		4026
3452	unless ($DB_ENV) {	4027	unless ($DB_ENV) {
3453	$DB_ENV = BDB::db_env_create;	4028	$DB_ENV = BDB::db_env_create;
		4029	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		4030	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4031	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		4032	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		4033	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3454		4034
3455	cf::sync_job {	4035	cf::sync_job {
3456	eval {	4036	eval {
3457	BDB::db_env_open	4037	BDB::db_env_open
3458	$DB_ENV,	4038	$DB_ENV,
…		…
3460	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4040	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3461	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4041	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3462	0666;	4042	0666;
3463		4043
3464	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4044	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3465
3466	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3467	$DB_ENV->set_lk_detect;
3468	};	4045	};
3469		4046
3470	cf::cleanup "db_env_open(db): $@" if $@;	4047	cf::cleanup "db_env_open(db): $@" if $@;
3471	};	4048	};
3472	}	4049	}
		4050
		4051	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		4052	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		4053	};
		4054	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		4055	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		4056	};
		4057	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		4058	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		4059	};
3473	}	4060	}
3474		4061
3475	{	4062	{
		4063	# configure IO::AIO
		4064
3476	IO::AIO::min_parallel 8;	4065	IO::AIO::min_parallel 8;
3477
3478	undef $Coro::AIO::WATCHER;
3479	IO::AIO::max_poll_time $TICK * 0.1;	4066	IO::AIO::max_poll_time $TICK * 0.1;
3480	$AIO_POLL_WATCHER = Event->io (	4067	undef $AnyEvent::AIO::WATCHER;
3481	reentrant => 0,
3482	data => WF_AUTOCANCEL,
3483	fd => IO::AIO::poll_fileno,
3484	poll => 'r',
3485	prio => 6,
3486	cb => \&IO::AIO::poll_cb,
3487	);
3488	}	4068	}
3489		4069
3490	my $_log_backtrace;	4070	my $_log_backtrace;
3491		4071
3492	sub _log_backtrace {	4072	sub _log_backtrace {
…		…
3495	$msg =~ s/\n//;	4075	$msg =~ s/\n//;
3496		4076
3497	# limit the # of concurrent backtraces	4077	# limit the # of concurrent backtraces
3498	if ($_log_backtrace < 2) {	4078	if ($_log_backtrace < 2) {
3499	++$_log_backtrace;	4079	++$_log_backtrace;
		4080	my $perl_bt = Carp::longmess $msg;
3500	async {	4081	async {
		4082	$Coro::current->{desc} = "abt $msg";
		4083
3501	my @bt = fork_call {	4084	my @bt = fork_call {
3502	@addr = map { sprintf "%x", $_ } @addr;	4085	@addr = map { sprintf "%x", $_ } @addr;
3503	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4086	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3504	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4087	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3505	or die "addr2line: $!";	4088	or die "addr2line: $!";
…		…
3513	}	4096	}
3514		4097
3515	@funcs	4098	@funcs
3516	};	4099	};
3517		4100
3518	LOG llevInfo, "[ABT] $msg\n";	4101	LOG llevInfo, "[ABT] $perl_bt\n";
		4102	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3519	LOG llevInfo, "[ABT] $_\n" for @bt;	4103	LOG llevInfo, "[ABT] $_\n" for @bt;
3520	--$_log_backtrace;	4104	--$_log_backtrace;
3521	};	4105	};
3522	} else {	4106	} else {
3523	LOG llevInfo, "[ABT] $msg\n";	4107	LOG llevInfo, "[ABT] $msg\n";
3524	LOG llevInfo, "[ABT] [suppressed]\n";	4108	LOG llevInfo, "[ABT] [suppressed]\n";
3525	}	4109	}
3526	}	4110	}
3527		4111
3528	# load additional modules	4112	# load additional modules
3529	use cf::pod;	4113	require "cf/$_.pm" for @EXTRA_MODULES;
		4114	cf::_connect_to_perl_2;
3530		4115
3531	END { cf::emergency_save }	4116	END { cf::emergency_save }
3532		4117
3533	1	4118	1
3534		4119

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