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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.342 by root, Sun Aug 26 15:31:02 2007 UTC vs.
Revision 1.520 by root, Fri Apr 16 02:37:50 2010 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008,2009,2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify it under
		7	# the terms of the Affero GNU General Public License as published by the
		8	# Free Software Foundation, either version 3 of the License, or (at your
		9	# option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the Affero GNU General Public License
		17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
		19	#
		20	# The authors can be reached via e-mail to <support@deliantra.net>
		21	#
		22
1	package cf;	23	package cf;
2		24
		25	use 5.10.0;
3	use utf8;	26	use utf8;
4	use strict;	27	use strict qw(vars subs);
5		28
6	use Symbol;	29	use Symbol;
7	use List::Util;	30	use List::Util;
8	use Socket;	31	use Socket;
9	use Storable;	32	use EV;
10	use Event;
11	use Opcode;	33	use Opcode;
12	use Safe;	34	use Safe;
13	use Safe::Hole;	35	use Safe::Hole;
		36	use Storable ();
		37	use Carp ();
14		38
		39	use Guard ();
15	use Coro 3.64 ();	40	use Coro ();
16	use Coro::State;	41	use Coro::State;
17	use Coro::Handle;	42	use Coro::Handle;
		43	use Coro::EV;
18	use Coro::Event;	44	use Coro::AnyEvent;
19	use Coro::Timer;	45	use Coro::Timer;
20	use Coro::Signal;	46	use Coro::Signal;
21	use Coro::Semaphore;	47	use Coro::Semaphore;
		48	use Coro::SemaphoreSet;
		49	use Coro::AnyEvent;
22	use Coro::AIO;	50	use Coro::AIO;
		51	use Coro::BDB 1.6;
23	use Coro::Storable;	52	use Coro::Storable;
24	use Coro::Util ();	53	use Coro::Util ();
25		54
26	use JSON::XS 1.4 ();	55	use JSON::XS 2.01 ();
27	use BDB ();	56	use BDB ();
28	use Data::Dumper;	57	use Data::Dumper;
29	use Digest::MD5;
30	use Fcntl;	58	use Fcntl;
31	use YAML::Syck ();	59	use YAML::XS ();
32	use IO::AIO 2.32 ();	60	use IO::AIO ();
33	use Time::HiRes;	61	use Time::HiRes;
34	use Compress::LZF;	62	use Compress::LZF;
35	use Digest::MD5 ();	63	use Digest::MD5 ();
		64
		65	AnyEvent::detect;
36		66
37	# configure various modules to our taste	67	# configure various modules to our taste
38	#	68	#
39	$Storable::canonical = 1; # reduce rsync transfers	69	$Storable::canonical = 1; # reduce rsync transfers
40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	70	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		71
		72	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		73
		74	# make sure c-lzf reinitialises itself
		75	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
41	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	76	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42		77
43	$Event::Eval = 1; # no idea why this is required, but it is	78	# strictly for debugging
44		79	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
45	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
46	$YAML::Syck::ImplicitUnicode = 1;
47
48	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
49		80
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	81	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
51		82
52	our %COMMAND = ();	83	our %COMMAND = ();
53	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
…		…
56	our %EXTCMD = ();	87	our %EXTCMD = ();
57	our %EXTICMD = ();	88	our %EXTICMD = ();
58	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
59	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
60		91
61	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
62	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
63		96
64	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
65	our $DATADIR = datadir;	98	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	99	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	100	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	101	our $MAPDIR = "$DATADIR/" . mapdir;
69	our $LOCALDIR = localdir;	102	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	103	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	104	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	105	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	106	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	107	our $BDBDIR = "$LOCALDIR/db";
		108	our $PIDFILE = "$LOCALDIR/pid";
		109	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		110
		111	our %RESOURCE;
		112
		113	our $OUTPUT_RATE_MIN = 4000;
		114	our $OUTPUT_RATE_MAX = 100000;
75		115
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	116	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
77	our $TICK_WATCHER;
78	our $AIO_POLL_WATCHER;
79	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	117	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	118	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	119	our $USE_FSYNC = 1; # use fsync to write maps - default on
83		120
		121	our $BDB_DEADLOCK_WATCHER;
		122	our $BDB_CHECKPOINT_WATCHER;
84	our $BDB_POLL_WATCHER;	123	our $BDB_TRICKLE_WATCHER;
85	our $DB_ENV;	124	our $DB_ENV;
		125
		126	our @EXTRA_MODULES = qw(pod match mapscript);
86		127
87	our %CFG;	128	our %CFG;
88		129
89	our $UPTIME; $UPTIME ||= time;	130	our $UPTIME; $UPTIME ||= time;
90	our $RUNTIME;	131	our $RUNTIME;
		132	our $NOW;
91		133
92	our %PLAYER; # all users	134	our (%PLAYER, %PLAYER_LOADING); # all users
93	our %MAP; # all maps	135	our (%MAP, %MAP_LOADING ); # all maps
94	our $LINK_MAP; # the special {link} map, which is always available	136	our $LINK_MAP; # the special {link} map, which is always available
95		137
96	# used to convert map paths into valid unix filenames by replacing / by ∕	138	# used to convert map paths into valid unix filenames by replacing / by ∕
97	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	139	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
98		140
99	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	141	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
100	our $LOADAVG; # same thing, but with alpha-smoothing	142	our $LOADAVG; # same thing, but with alpha-smoothing
		143	our $JITTER; # average jitter
101	our $tick_start; # for load detecting purposes	144	our $TICK_START; # for load detecting purposes
		145
		146	our @POST_INIT;
		147
		148	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		149	our $REALLY_UNLOOP; # never set to true, please :)
102		150
103	binmode STDOUT;	151	binmode STDOUT;
104	binmode STDERR;	152	binmode STDERR;
105		153
106	# read virtual server time, if available	154	# read virtual server time, if available
107	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	155	unless ($RUNTIME || !-e $RUNTIMEFILE) {
108	open my $fh, "<", "$LOCALDIR/runtime"	156	open my $fh, "<", $RUNTIMEFILE
109	or die "unable to read runtime file: $!";	157	or die "unable to read $RUNTIMEFILE file: $!";
110	$RUNTIME = <$fh> + 0.;	158	$RUNTIME = <$fh> + 0.;
111	}	159	}
		160
		161	eval "sub TICK() { $TICK } 1" or die;
112		162
113	mkdir $_	163	mkdir $_
114	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	164	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
115		165
116	our $EMERGENCY_POSITION;	166	our $EMERGENCY_POSITION;
117		167
118	sub cf::map::normalise;	168	sub cf::map::normalise;
		169
		170	#############################################################################
		171
		172	%REFLECT = ();
		173	for (@REFLECT) {
		174	my $reflect = JSON::XS::decode_json $_;
		175	$REFLECT{$reflect->{class}} = $reflect;
		176	}
		177
		178	# this is decidedly evil
		179	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
119		180
120	#############################################################################	181	#############################################################################
121		182
122	=head2 GLOBAL VARIABLES	183	=head2 GLOBAL VARIABLES
123		184
…		…
159		220
160	The raw value load value from the last tick.	221	The raw value load value from the last tick.
161		222
162	=item %cf::CFG	223	=item %cf::CFG
163		224
164	Configuration for the server, loaded from C</etc/crossfire/config>, or	225	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
165	from wherever your confdir points to.	226	from wherever your confdir points to.
166		227
167	=item cf::wait_for_tick, cf::wait_for_tick_begin	228	=item cf::wait_for_tick, cf::wait_for_tick_begin
168		229
169	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	230	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
170	returns directly I<after> the tick processing (and consequently, can only wake one process	231	returns directly I<after> the tick processing (and consequently, can only wake one process
171	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	232	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
172		233
173	=item @cf::INVOKE_RESULTS	234	=item @cf::INVOKE_RESULTS
174		235
175	This array contains the results of the last C<invoke ()> call. When	236	This array contains the results of the last C<invoke ()> call. When
176	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	237	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
177	that call.	238	that call.
178		239
		240	=item %cf::REFLECT
		241
		242	Contains, for each (C++) class name, a hash reference with information
		243	about object members (methods, scalars, arrays and flags) and other
		244	metadata, which is useful for introspection.
		245
179	=back	246	=back
180		247
181	=cut	248	=cut
182		249
183	BEGIN {	250	$Coro::State::WARNHOOK = sub {
184	*CORE::GLOBAL::warn = sub {
185	my $msg = join "", @_;	251	my $msg = join "", @_;
186		252
187	$msg .= "\n"	253	$msg .= "\n"
188	unless $msg =~ /\n$/;	254	unless $msg =~ /\n$/;
189		255
190	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	256	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
191		257
192	utf8::encode $msg;
193	LOG llevError, $msg;	258	LOG llevError, $msg;
194	};	259	};
195	}	260
		261	$Coro::State::DIEHOOK = sub {
		262	return unless $^S eq 0; # "eq", not "=="
		263
		264	warn Carp::longmess $_[0];
		265
		266	if ($Coro::current == $Coro::main) {#d#
		267	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		268	return;#d#
		269	}#d#
		270
		271	# kill coroutine otherwise
		272	Coro::terminate
		273	};
196		274
197	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	275	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
198	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	276	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
199	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	277	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
200	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	278	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
207	for my $pkg (qw(	285	for my $pkg (qw(
208	cf::global cf::attachable	286	cf::global cf::attachable
209	cf::object cf::object::player	287	cf::object cf::object::player
210	cf::client cf::player	288	cf::client cf::player
211	cf::arch cf::living	289	cf::arch cf::living
		290	cf::map cf::mapspace
212	cf::map cf::party cf::region	291	cf::party cf::region
213	)) {	292	)) {
214	no strict 'refs';
215	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	293	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
216	}	294	}
217		295
218	$Event::DIED = sub {	296	$EV::DIED = sub {
219	warn "error in event callback: @_";	297	Carp::cluck "error in event callback: @_";
220	};	298	};
221		299
222	#############################################################################	300	#############################################################################
223		301
224	=head2 UTILITY FUNCTIONS	302	=head2 UTILITY FUNCTIONS
…		…
246	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	324	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
247	$d	325	$d
248	} || "[unable to dump $_[0]: '$@']";	326	} || "[unable to dump $_[0]: '$@']";
249	}	327	}
250		328
251	=item $ref = cf::from_json $json	329	=item $ref = cf::decode_json $json
252		330
253	Converts a JSON string into the corresponding perl data structure.	331	Converts a JSON string into the corresponding perl data structure.
254		332
255	=item $json = cf::to_json $ref	333	=item $json = cf::encode_json $ref
256		334
257	Converts a perl data structure into its JSON representation.	335	Converts a perl data structure into its JSON representation.
258		336
259	=cut	337	=cut
260		338
261	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	339	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
262		340
263	sub to_json ($) { $json_coder->encode ($_[0]) }	341	sub encode_json($) { $json_coder->encode ($_[0]) }
264	sub from_json ($) { $json_coder->decode ($_[0]) }	342	sub decode_json($) { $json_coder->decode ($_[0]) }
		343
		344	=item cf::post_init { BLOCK }
		345
		346	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		347	but I<before> the server starts ticking again.
		348
		349	The cdoeblock will have a single boolean argument to indicate whether this
		350	is a reload or not.
		351
		352	=cut
		353
		354	sub post_init(&) {
		355	push @POST_INIT, shift;
		356	}
265		357
266	=item cf::lock_wait $string	358	=item cf::lock_wait $string
267		359
268	Wait until the given lock is available. See cf::lock_acquire.	360	Wait until the given lock is available. See cf::lock_acquire.
269		361
270	=item my $lock = cf::lock_acquire $string	362	=item my $lock = cf::lock_acquire $string
271		363
272	Wait until the given lock is available and then acquires it and returns	364	Wait until the given lock is available and then acquires it and returns
273	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	365	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
274	for example when the coroutine gets canceled), the lock is automatically	366	for example when the coroutine gets canceled), the lock is automatically
275	returned.	367	returned.
276		368
		369	Locks are *not* recursive, locking from the same coro twice results in a
		370	deadlocked coro.
		371
277	Lock names should begin with a unique identifier (for example, cf::map::find	372	Lock names should begin with a unique identifier (for example, cf::map::find
278	uses map_find and cf::map::load uses map_load).	373	uses map_find and cf::map::load uses map_load).
279		374
280	=item $locked = cf::lock_active $string	375	=item $locked = cf::lock_active $string
281		376
282	Return true if the lock is currently active, i.e. somebody has locked it.	377	Return true if the lock is currently active, i.e. somebody has locked it.
283		378
284	=cut	379	=cut
285		380
286	our %LOCK;	381	our $LOCKS = new Coro::SemaphoreSet;
287		382
288	sub lock_wait($) {	383	sub lock_wait($) {
289	my ($key) = @_;	384	$LOCKS->wait ($_[0]);
290
291	# wait for lock, if any
292	while ($LOCK{$key}) {
293	push @{ $LOCK{$key} }, $Coro::current;
294	Coro::schedule;
295	}
296	}	385	}
297		386
298	sub lock_acquire($) {	387	sub lock_acquire($) {
299	my ($key) = @_;	388	$LOCKS->guard ($_[0])
300
301	# wait, to be sure we are not locked
302	lock_wait $key;
303
304	$LOCK{$key} = [];
305
306	Coro::guard {
307	# wake up all waiters, to be on the safe side
308	$_->ready for @{ delete $LOCK{$key} };
309	}
310	}	389	}
311		390
312	sub lock_active($) {	391	sub lock_active($) {
313	my ($key) = @_;	392	$LOCKS->count ($_[0]) < 1
314
315	! ! $LOCK{$key}
316	}	393	}
317		394
318	sub freeze_mainloop {	395	sub freeze_mainloop {
319	return unless $TICK_WATCHER->is_active;	396	tick_inhibit_inc;
320		397
321	my $guard = Coro::guard {	398	&Guard::guard (\&tick_inhibit_dec);
322	$TICK_WATCHER->start;	399	}
323	};	400
324	$TICK_WATCHER->stop;	401	=item cf::periodic $interval, $cb
325	$guard	402
		403	Like EV::periodic, but randomly selects a starting point so that the actions
		404	get spread over time.
		405
		406	=cut
		407
		408	sub periodic($$) {
		409	my ($interval, $cb) = @_;
		410
		411	my $start = rand List::Util::min 180, $interval;
		412
		413	EV::periodic $start, $interval, 0, $cb
326	}	414	}
327		415
328	=item cf::get_slot $time[, $priority[, $name]]	416	=item cf::get_slot $time[, $priority[, $name]]
329		417
330	Allocate $time seconds of blocking CPU time at priority C<$priority>:	418	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
338		426
339	=cut	427	=cut
340		428
341	our @SLOT_QUEUE;	429	our @SLOT_QUEUE;
342	our $SLOT_QUEUE;	430	our $SLOT_QUEUE;
		431	our $SLOT_DECAY = 0.9;
343		432
344	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	433	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
345	$SLOT_QUEUE = Coro::async {	434	$SLOT_QUEUE = Coro::async {
		435	$Coro::current->desc ("timeslot manager");
		436
346	my $signal = new Coro::Signal;	437	my $signal = new Coro::Signal;
		438	my $busy;
347		439
348	while () {	440	while () {
349	next_job:	441	next_job:
		442
350	my $avail = cf::till_tick;	443	my $avail = cf::till_tick;
351	if ($avail > 0.01) {	444
352	for (0 .. $#SLOT_QUEUE) {	445	for (0 .. $#SLOT_QUEUE) {
353	if ($SLOT_QUEUE[$_][0] < $avail) {	446	if ($SLOT_QUEUE[$_][0] <= $avail) {
		447	$busy = 0;
354	my $job = splice @SLOT_QUEUE, $_, 1, ();	448	my $job = splice @SLOT_QUEUE, $_, 1, ();
355	$job->[2]->send;	449	$job->[2]->send;
356	Coro::cede;	450	Coro::cede;
357	goto next_job;	451	goto next_job;
358	}	452	} else {
		453	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
359	}	454	}
360	}	455	}
361		456
362	if (@SLOT_QUEUE) {	457	if (@SLOT_QUEUE) {
363	# we do not use wait_For_tick() as it returns immediately when tick is inactive	458	# we do not use wait_for_tick() as it returns immediately when tick is inactive
364	push @cf::WAIT_FOR_TICK, $signal;	459	push @cf::WAIT_FOR_TICK, $signal;
365	$signal->wait;	460	$signal->wait;
366	} else {	461	} else {
		462	$busy = 0;
367	Coro::schedule;	463	Coro::schedule;
368	}	464	}
369	}	465	}
370	};	466	};
371		467
372	sub get_slot($;$$) {	468	sub get_slot($;$$) {
		469	return if tick_inhibit || $Coro::current == $Coro::main;
		470
373	my ($time, $pri, $name) = @_;	471	my ($time, $pri, $name) = @_;
374		472
375	$time = $TICK * .6 if $time > $TICK * .6;	473	$time = clamp $time, 0.01, $TICK * .6;
		474
376	my $sig = new Coro::Signal;	475	my $sig = new Coro::Signal;
377		476
378	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	477	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
379	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	478	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
380	$SLOT_QUEUE->ready;	479	$SLOT_QUEUE->ready;
…		…
391		490
392	BEGIN { *async = \&Coro::async_pool }	491	BEGIN { *async = \&Coro::async_pool }
393		492
394	=item cf::sync_job { BLOCK }	493	=item cf::sync_job { BLOCK }
395		494
396	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	495	The design of Deliantra requires that the main coroutine ($Coro::main)
397	is always able to handle events or runnable, as Crossfire TRT is only	496	is always able to handle events or runnable, as Deliantra is only
398	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	497	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
399	acceptable.	498	acceptable.
400		499
401	If it must be done, put the blocking parts into C<sync_job>. This will run	500	If it must be done, put the blocking parts into C<sync_job>. This will run
402	the given BLOCK in another coroutine while waiting for the result. The	501	the given BLOCK in another coroutine while waiting for the result. The
…		…
407		506
408	sub sync_job(&) {	507	sub sync_job(&) {
409	my ($job) = @_;	508	my ($job) = @_;
410		509
411	if ($Coro::current == $Coro::main) {	510	if ($Coro::current == $Coro::main) {
412	my $time = Event::time;	511	my $time = AE::time;
413		512
414	# this is the main coro, too bad, we have to block	513	# this is the main coro, too bad, we have to block
415	# till the operation succeeds, freezing the server :/	514	# till the operation succeeds, freezing the server :/
416		515
417	# TODO: use suspend/resume instead	516	LOG llevError, Carp::longmess "sync job";#d#
418	# (but this is cancel-safe)	517
419	my $freeze_guard = freeze_mainloop;	518	my $freeze_guard = freeze_mainloop;
420		519
421	my $busy = 1;	520	my $busy = 1;
422	my @res;	521	my @res;
423		522
424	(async {	523	(async {
		524	$Coro::current->desc ("sync job coro");
425	@res = eval { $job->() };	525	@res = eval { $job->() };
426	warn $@ if $@;	526	warn $@ if $@;
427	undef $busy;	527	undef $busy;
428	})->prio (Coro::PRIO_MAX);	528	})->prio (Coro::PRIO_MAX);
429		529
430	while ($busy) {	530	while ($busy) {
431	Coro::cede or Event::one_event;	531	if (Coro::nready) {
		532	Coro::cede_notself;
		533	} else {
		534	EV::loop EV::LOOP_ONESHOT;
432	}	535	}
		536	}
433		537
434	$time = Event::time - $time;	538	my $time = AE::time - $time;
435		539
436	LOG llevError | logBacktrace, Carp::longmess "long sync job"
437	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
438
439	$tick_start += $time; # do not account sync jobs to server load	540	$TICK_START += $time; # do not account sync jobs to server load
440		541
441	wantarray ? @res : $res[0]	542	wantarray ? @res : $res[0]
442	} else {	543	} else {
443	# we are in another coroutine, how wonderful, everything just works	544	# we are in another coroutine, how wonderful, everything just works
444		545
…		…
469	=item fork_call { }, $args	570	=item fork_call { }, $args
470		571
471	Executes the given code block with the given arguments in a seperate	572	Executes the given code block with the given arguments in a seperate
472	process, returning the results. Everything must be serialisable with	573	process, returning the results. Everything must be serialisable with
473	Coro::Storable. May, of course, block. Note that the executed sub may	574	Coro::Storable. May, of course, block. Note that the executed sub may
474	never block itself or use any form of Event handling.	575	never block itself or use any form of event handling.
475		576
476	=cut	577	=cut
477		578
478	sub fork_call(&@) {	579	sub fork_call(&@) {
479	my ($cb, @args) = @_;	580	my ($cb, @args) = @_;
480		581
481	# we seemingly have to make a local copy of the whole thing,	582	# we seemingly have to make a local copy of the whole thing,
482	# otherwise perl prematurely frees the stuff :/	583	# otherwise perl prematurely frees the stuff :/
483	# TODO: investigate and fix (liekly this will be rather laborious)	584	# TODO: investigate and fix (likely this will be rather laborious)
484		585
485	my @res = Coro::Util::fork_eval {	586	my @res = Coro::Util::fork_eval {
486	reset_signals;	587	reset_signals;
487	&$cb	588	&$cb
488	}, @args;	589	}, @args;
489		590
490	wantarray ? @res : $res[-1]	591	wantarray ? @res : $res[-1]
491	}	592	}
492		593
		594	sub objinfo {
		595	(
		596	"counter value" => cf::object::object_count,
		597	"objects created" => cf::object::create_count,
		598	"objects destroyed" => cf::object::destroy_count,
		599	"freelist size" => cf::object::free_count,
		600	"allocated objects" => cf::object::objects_size,
		601	"active objects" => cf::object::actives_size,
		602	)
		603	}
		604
		605	=item $coin = coin_from_name $name
		606
		607	=cut
		608
		609	our %coin_alias = (
		610	"silver" => "silvercoin",
		611	"silvercoin" => "silvercoin",
		612	"silvercoins" => "silvercoin",
		613	"gold" => "goldcoin",
		614	"goldcoin" => "goldcoin",
		615	"goldcoins" => "goldcoin",
		616	"platinum" => "platinacoin",
		617	"platinumcoin" => "platinacoin",
		618	"platinumcoins" => "platinacoin",
		619	"platina" => "platinacoin",
		620	"platinacoin" => "platinacoin",
		621	"platinacoins" => "platinacoin",
		622	"royalty" => "royalty",
		623	"royalties" => "royalty",
		624	);
		625
		626	sub coin_from_name($) {
		627	$coin_alias{$_[0]}
		628	? cf::arch::find $coin_alias{$_[0]}
		629	: undef
		630	}
		631
493	=item $value = cf::db_get $family => $key	632	=item $value = cf::db_get $family => $key
494		633
495	Returns a single value from the environment database.	634	Returns a single value from the environment database.
496		635
497	=item cf::db_put $family => $key => $value	636	=item cf::db_put $family => $key => $value
498		637
499	Stores the given C<$value> in the family. It can currently store binary	638	Stores the given C<$value> in the family. It can currently store binary
500	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	639	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
501		640
		641	=item $db = cf::db_table "name"
		642
		643	Create and/or open a new database table. The string must not be "db" and must be unique
		644	within each server.
		645
502	=cut	646	=cut
		647
		648	sub db_table($) {
		649	my ($name) = @_;
		650	my $db = BDB::db_create $DB_ENV;
		651
		652	eval {
		653	$db->set_flags (BDB::CHKSUM);
		654
		655	utf8::encode $name;
		656	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		657	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		658	cf::cleanup "db_open(db): $!" if $!;
		659	};
		660	cf::cleanup "db_open(db): $@" if $@;
		661
		662	$db
		663	}
503		664
504	our $DB;	665	our $DB;
505		666
506	sub db_init {	667	sub db_init {
507	unless ($DB) {
508	$DB = BDB::db_create $DB_ENV;
509
510	cf::sync_job {	668	cf::sync_job {
511	eval {	669	$DB ||= db_table "db";
512	$DB->set_flags (BDB::CHKSUM);
513
514	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
515	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
516	cf::cleanup "db_open(db): $!" if $!;
517	};
518	cf::cleanup "db_open(db): $@" if $@;
519	};
520	}	670	};
521	}	671	}
522		672
523	sub db_get($$) {	673	sub db_get($$) {
524	my $key = "$_[0]/$_[1]";	674	my $key = "$_[0]/$_[1]";
525		675
…		…
575	if (1) {	725	if (1) {
576	$md5 =	726	$md5 =
577	join "\x00",	727	join "\x00",
578	$processversion,	728	$processversion,
579	map {	729	map {
580	Coro::cede;	730	cf::cede_to_tick;
581	($src->[$_], Digest::MD5::md5_hex $data[$_])	731	($src->[$_], Digest::MD5::md5_hex $data[$_])
582	} 0.. $#$src;	732	} 0.. $#$src;
583		733
584		734
585	my $dbmd5 = db_get cache => "$id/md5";	735	my $dbmd5 = db_get cache => "$id/md5";
…		…
623		773
624	#############################################################################	774	#############################################################################
625		775
626	=head2 ATTACHABLE OBJECTS	776	=head2 ATTACHABLE OBJECTS
627		777
628	Many objects in crossfire are so-called attachable objects. That means you can	778	Many objects in deliantra are so-called attachable objects. That means you can
629	attach callbacks/event handlers (a collection of which is called an "attachment")	779	attach callbacks/event handlers (a collection of which is called an "attachment")
630	to it. All such attachable objects support the following methods.	780	to it. All such attachable objects support the following methods.
631		781
632	In the following description, CLASS can be any of C<global>, C<object>	782	In the following description, CLASS can be any of C<global>, C<object>
633	C<player>, C<client> or C<map> (i.e. the attachable objects in	783	C<player>, C<client> or C<map> (i.e. the attachable objects in
634	Crossfire TRT).	784	Deliantra).
635		785
636	=over 4	786	=over 4
637		787
638	=item $attachable->attach ($attachment, key => $value...)	788	=item $attachable->attach ($attachment, key => $value...)
639		789
…		…
683	=item cf::CLASS::attachment $name, ...	833	=item cf::CLASS::attachment $name, ...
684		834
685	Register an attachment by C<$name> through which attachable objects of the	835	Register an attachment by C<$name> through which attachable objects of the
686	given CLASS can refer to this attachment.	836	given CLASS can refer to this attachment.
687		837
688	Some classes such as crossfire maps and objects can specify attachments	838	Some classes such as deliantra maps and objects can specify attachments
689	that are attached at load/instantiate time, thus the need for a name.	839	that are attached at load/instantiate time, thus the need for a name.
690		840
691	These calls expect any number of the following handler/hook descriptions:	841	These calls expect any number of the following handler/hook descriptions:
692		842
693	=over 4	843	=over 4
…		…
921	}	1071	}
922		1072
923	0	1073	0
924	}	1074	}
925		1075
926	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1076	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
927		1077
928	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1078	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
929		1079
930	Generate an object-specific event with the given arguments.	1080	Generate an object-specific event with the given arguments.
931		1081
…		…
937		1087
938	=cut	1088	=cut
939		1089
940	#############################################################################	1090	#############################################################################
941	# object support	1091	# object support
942	#
943		1092
		1093	sub _object_equal($$);
		1094	sub _object_equal($$) {
		1095	my ($a, $b) = @_;
		1096
		1097	return 0 unless (ref $a) eq (ref $b);
		1098
		1099	if ("HASH" eq ref $a) {
		1100	my @ka = keys %$a;
		1101	my @kb = keys %$b;
		1102
		1103	return 0 if @ka != @kb;
		1104
		1105	for (0 .. $#ka) {
		1106	return 0 unless $ka[$_] eq $kb[$_];
		1107	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1108	}
		1109
		1110	} elsif ("ARRAY" eq ref $a) {
		1111
		1112	return 0 if @$a != @$b;
		1113
		1114	for (0 .. $#$a) {
		1115	return 0 unless _object_equal $a->[$_], $b->[$_];
		1116	}
		1117
		1118	} elsif ($a ne $b) {
		1119	return 0;
		1120	}
		1121
		1122	1
		1123	}
		1124
		1125	our $SLOW_MERGES;#d#
944	sub _can_merge {	1126	sub _can_merge {
945	my ($ob1, $ob2) = @_;	1127	my ($ob1, $ob2) = @_;
946		1128
947	local $Storable::canonical = 1;	1129	++$SLOW_MERGES;#d#
948	my $fob1 = Storable::freeze $ob1;
949	my $fob2 = Storable::freeze $ob2;
950		1130
951	$fob1 eq $fob2	1131	# we do the slow way here
		1132	return _object_equal $ob1, $ob2
952	}	1133	}
953		1134
954	sub reattach {	1135	sub reattach {
955	# basically do the same as instantiate, without calling instantiate	1136	# basically do the same as instantiate, without calling instantiate
956	my ($obj) = @_;	1137	my ($obj) = @_;
957		1138
		1139	# no longer needed after getting rid of delete_package?
958	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1140	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
959		1141
960	my $registry = $obj->registry;	1142	my $registry = $obj->registry;
961		1143
962	@$registry = ();	1144	@$registry = ();
963		1145
…		…
978	cf::attachable->attach (	1160	cf::attachable->attach (
979	prio => -1000000,	1161	prio => -1000000,
980	on_instantiate => sub {	1162	on_instantiate => sub {
981	my ($obj, $data) = @_;	1163	my ($obj, $data) = @_;
982		1164
983	$data = from_json $data;	1165	$data = decode_json $data;
984		1166
985	for (@$data) {	1167	for (@$data) {
986	my ($name, $args) = @$_;	1168	my ($name, $args) = @$_;
987		1169
988	$obj->attach ($name, %{$args || {} });	1170	$obj->attach ($name, %{$args || {} });
…		…
1004	sub object_freezer_save {	1186	sub object_freezer_save {
1005	my ($filename, $rdata, $objs) = @_;	1187	my ($filename, $rdata, $objs) = @_;
1006		1188
1007	sync_job {	1189	sync_job {
1008	if (length $$rdata) {	1190	if (length $$rdata) {
		1191	utf8::decode (my $decname = $filename);
1009	warn sprintf "saving %s (%d,%d)\n",	1192	warn sprintf "saving %s (%d,%d)\n",
1010	$filename, length $$rdata, scalar @$objs;	1193	$decname, length $$rdata, scalar @$objs;
1011		1194
1012	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1195	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1013	chmod SAVE_MODE, $fh;	1196	aio_chmod $fh, SAVE_MODE;
1014	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1197	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1015	aio_fsync $fh if $cf::USE_FSYNC;	1198	if ($cf::USE_FSYNC) {
		1199	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1200	aio_fsync $fh;
		1201	}
1016	close $fh;	1202	aio_close $fh;
1017		1203
1018	if (@$objs) {	1204	if (@$objs) {
1019	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1205	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1020	chmod SAVE_MODE, $fh;	1206	aio_chmod $fh, SAVE_MODE;
1021	my $data = Storable::nfreeze { version => 1, objs => $objs };	1207	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1022	aio_write $fh, 0, (length $data), $data, 0;	1208	aio_write $fh, 0, (length $data), $data, 0;
1023	aio_fsync $fh if $cf::USE_FSYNC;	1209	if ($cf::USE_FSYNC) {
		1210	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;
		1211	aio_fsync $fh;
		1212	}
1024	close $fh;	1213	aio_close $fh;
1025	aio_rename "$filename.pst~", "$filename.pst";	1214	aio_rename "$filename.pst~", "$filename.pst";
1026	}	1215	}
1027	} else {	1216	} else {
1028	aio_unlink "$filename.pst";	1217	aio_unlink "$filename.pst";
1029	}	1218	}
1030		1219
1031	aio_rename "$filename~", $filename;	1220	aio_rename "$filename~", $filename;
		1221
		1222	$filename =~ s%/[^/]+$%%;
		1223	aio_pathsync $filename if $cf::USE_FSYNC;
1032	} else {	1224	} else {
1033	warn "FATAL: $filename~: $!\n";	1225	warn "unable to save objects: $filename~: $!\n";
1034	}	1226	}
1035	} else {	1227	} else {
1036	aio_unlink $filename;	1228	aio_unlink $filename;
1037	aio_unlink "$filename.pst";	1229	aio_unlink "$filename.pst";
1038	}	1230	}
1039	}	1231	};
1040	}	1232	}
1041		1233
1042	sub object_freezer_as_string {	1234	sub object_freezer_as_string {
1043	my ($rdata, $objs) = @_;	1235	my ($rdata, $objs) = @_;
1044		1236
…		…
1056	or return;	1248	or return;
1057		1249
1058	unless (aio_stat "$filename.pst") {	1250	unless (aio_stat "$filename.pst") {
1059	(aio_load "$filename.pst", $av) >= 0	1251	(aio_load "$filename.pst", $av) >= 0
1060	or return;	1252	or return;
		1253
1061	$av = eval { (Storable::thaw $av)->{objs} };	1254	my $st = eval { Coro::Storable::thaw $av };
		1255	$av = $st->{objs};
1062	}	1256	}
1063		1257
		1258	utf8::decode (my $decname = $filename);
1064	warn sprintf "loading %s (%d)\n",	1259	warn sprintf "loading %s (%d,%d)\n",
1065	$filename, length $data, scalar @{$av || []};	1260	$decname, length $data, scalar @{$av || []};
		1261
1066	return ($data, $av);	1262	($data, $av)
1067	}	1263	}
1068		1264
1069	=head2 COMMAND CALLBACKS	1265	=head2 COMMAND CALLBACKS
1070		1266
1071	=over 4	1267	=over 4
…		…
1125	my ($name, $cb) = @_;	1321	my ($name, $cb) = @_;
1126		1322
1127	$EXTICMD{$name} = $cb;	1323	$EXTICMD{$name} = $cb;
1128	}	1324	}
1129		1325
		1326	use File::Glob ();
		1327
1130	cf::player->attach (	1328	cf::player->attach (
1131	on_command => sub {	1329	on_unknown_command => sub {
1132	my ($pl, $name, $params) = @_;	1330	my ($pl, $name, $params) = @_;
1133		1331
1134	my $cb = $COMMAND{$name}	1332	my $cb = $COMMAND{$name}
1135	or return;	1333	or return;
1136		1334
…		…
1166		1364
1167	cf::override;	1365	cf::override;
1168	},	1366	},
1169	);	1367	);
1170		1368
		1369	# "readahead" all extensions
		1370	sub cache_extensions {
		1371	my $grp = IO::AIO::aio_group;
		1372
		1373	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1374	for (grep /\.ext$/, @{$_[0]}) {
		1375	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1376	}
		1377	};
		1378
		1379	$grp
		1380	}
		1381
1171	sub load_extensions {	1382	sub load_extensions {
1172	cf::sync_job {	1383	cf::sync_job {
1173	my %todo;	1384	my %todo;
1174		1385
1175	for my $path (<$LIBDIR/*.ext>) {	1386	for my $path (<$LIBDIR/*.ext>) {
…		…
1194		1405
1195	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1406	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1196	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1407	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1197		1408
1198	$ext{source} =	1409	$ext{source} =
1199	"package $pkg; use strict; use utf8;\n"	1410	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1200	. "#line 1 \"$path\"\n{\n"	1411	. "#line 1 \"$path\"\n{\n"
1201	. $source	1412	. $source
1202	. "\n};\n1";	1413	. "\n};\n1";
1203		1414
1204	$todo{$base} = \%ext;	1415	$todo{$base} = \%ext;
1205	}	1416	}
1206		1417
		1418	my $pass = 0;
1207	my %done;	1419	my %done;
1208	while (%todo) {	1420	while (%todo) {
1209	my $progress;	1421	my $progress;
1210		1422
		1423	++$pass;
		1424
		1425	ext:
1211	while (my ($k, $v) = each %todo) {	1426	while (my ($k, $v) = each %todo) {
1212	for (split /,\s*/, $v->{meta}{depends}) {	1427	for (split /,\s*/, $v->{meta}{depends}) {
1213	goto skip	1428	next ext
1214	unless exists $done{$_};	1429	unless exists $done{$_};
1215	}	1430	}
1216		1431
1217	warn "... loading '$k' into '$v->{pkg}'\n";	1432	warn "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1218		1433
1219	unless (eval $v->{source}) {	1434	my $active = eval $v->{source};
		1435
		1436	if (length $@) {
1220	my $msg = $@ ? "$v->{path}: $@\n"	1437	warn "$v->{path}: $@\n";
1221	: "$v->{base}: extension inactive.\n";
1222		1438
		1439	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1223	if (exists $v->{meta}{mandatory}) {	1440	if exists $v->{meta}{mandatory};
1224	warn $msg;	1441	} else {
1225	warn "mandatory extension failed to load, exiting.\n";	1442	$done{$k} = delete $todo{$k};
1226	exit 1;	1443	push @EXTS, $v->{pkg};
1227	}	1444	$progress = 1;
1228		1445
1229	warn $msg;	1446	warn "$v->{base}: extension inactive.\n"
		1447	unless $active;
1230	}	1448	}
1231
1232	$done{$k} = delete $todo{$k};
1233	push @EXTS, $v->{pkg};
1234	$progress = 1;
1235	}	1449	}
1236		1450
1237	skip:	1451	unless ($progress) {
1238	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1452	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1239	unless $progress;	1453
		1454	while (my ($k, $v) = each %todo) {
		1455	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1456	if exists $v->{meta}{mandatory};
		1457	}
		1458	}
1240	}	1459	}
1241	};	1460	};
1242	}	1461	}
1243		1462
1244	#############################################################################	1463	#############################################################################
1245		1464
1246	=back	1465	=back
1247		1466
1248	=head2 CORE EXTENSIONS	1467	=head2 CORE EXTENSIONS
1249		1468
1250	Functions and methods that extend core crossfire objects.	1469	Functions and methods that extend core deliantra objects.
1251		1470
1252	=cut	1471	=cut
1253		1472
1254	package cf::player;	1473	package cf::player;
1255		1474
1256	use Coro::AIO;	1475	use Coro::AIO;
1257		1476
1258	=head3 cf::player	1477	=head3 cf::player
1259		1478
1260	=over 4	1479	=over 4
		1480
		1481	=item cf::player::num_playing
		1482
		1483	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1484
		1485	=cut
		1486
		1487	sub num_playing {
		1488	scalar grep
		1489	$_->ob->map
		1490	&& !$_->hidden
		1491	&& !$_->ob->flag (cf::FLAG_WIZ),
		1492	cf::player::list
		1493	}
1261		1494
1262	=item cf::player::find $login	1495	=item cf::player::find $login
1263		1496
1264	Returns the given player object, loading it if necessary (might block).	1497	Returns the given player object, loading it if necessary (might block).
1265		1498
…		…
1284		1517
1285	sub exists($) {	1518	sub exists($) {
1286	my ($login) = @_;	1519	my ($login) = @_;
1287		1520
1288	$cf::PLAYER{$login}	1521	$cf::PLAYER{$login}
1289	or cf::sync_job { !aio_stat path $login }	1522	or !aio_stat path $login
1290	}	1523	}
1291		1524
1292	sub find($) {	1525	sub find($) {
1293	return $cf::PLAYER{$_[0]} || do {	1526	return $cf::PLAYER{$_[0]} || do {
1294	my $login = $_[0];	1527	my $login = $_[0];
…		…
1301	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1534	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1302	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1535	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1303	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1536	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1304	aio_unlink +(playerdir $login) . "/$login.pl";	1537	aio_unlink +(playerdir $login) . "/$login.pl";
1305		1538
1306	my $pl = load_pl path $login	1539	my $f = new_from_file cf::object::thawer path $login
1307	or return;	1540	or return;
		1541
		1542	my $pl = cf::player::load_pl $f
		1543	or return;
		1544
		1545	local $cf::PLAYER_LOADING{$login} = $pl;
		1546	$f->resolve_delayed_derefs;
1308	$cf::PLAYER{$login} = $pl	1547	$cf::PLAYER{$login} = $pl
1309	}	1548	}
1310	}	1549	}
1311	}	1550	}
		1551
		1552	cf::player->attach (
		1553	on_load => sub {
		1554	my ($pl, $path) = @_;
		1555
		1556	# restore slots saved in save, below
		1557	my $slots = delete $pl->{_slots};
		1558
		1559	$pl->ob->current_weapon ($slots->[0]);
		1560	$pl->combat_ob ($slots->[1]);
		1561	$pl->ranged_ob ($slots->[2]);
		1562	},
		1563	);
1312		1564
1313	sub save($) {	1565	sub save($) {
1314	my ($pl) = @_;	1566	my ($pl) = @_;
1315		1567
1316	return if $pl->{deny_save};	1568	return if $pl->{deny_save};
…		…
1321	return if $pl->{deny_save};	1573	return if $pl->{deny_save};
1322		1574
1323	aio_mkdir playerdir $pl, 0770;	1575	aio_mkdir playerdir $pl, 0770;
1324	$pl->{last_save} = $cf::RUNTIME;	1576	$pl->{last_save} = $cf::RUNTIME;
1325		1577
		1578	cf::get_slot 0.01;
		1579
		1580	# save slots, to be restored later
		1581	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
		1582
1326	$pl->save_pl ($path);	1583	$pl->save_pl ($path);
1327	Coro::cede;	1584	cf::cede_to_tick;
1328	}	1585	}
1329		1586
1330	sub new($) {	1587	sub new($) {
1331	my ($login) = @_;	1588	my ($login) = @_;
1332		1589
…		…
1361	my ($pl) = @_;	1618	my ($pl) = @_;
1362		1619
1363	my $name = $pl->ob->name;	1620	my $name = $pl->ob->name;
1364		1621
1365	$pl->{deny_save} = 1;	1622	$pl->{deny_save} = 1;
1366	$pl->password ("*"); # this should lock out the player until we nuked the dir	1623	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1367		1624
1368	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1625	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1369	$pl->deactivate;	1626	$pl->deactivate;
		1627	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1628	$pl->ob->check_score;
1370	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1629	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1371	$pl->ns->destroy if $pl->ns;	1630	$pl->ns->destroy if $pl->ns;
1372		1631
1373	my $path = playerdir $pl;	1632	my $path = playerdir $pl;
1374	my $temp = "$path~$cf::RUNTIME~deleting~";	1633	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1410	or return [];	1669	or return [];
1411		1670
1412	my @logins;	1671	my @logins;
1413		1672
1414	for my $login (@$dirs) {	1673	for my $login (@$dirs) {
		1674	my $path = path $login;
		1675
		1676	# a .pst is a dead give-away for a valid player
		1677	# if no pst file found, open and chekc for blocked users
		1678	if (aio_stat "$path.pst") {
1415	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1679	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1416	aio_read $fh, 0, 512, my $buf, 0 or next;	1680	aio_read $fh, 0, 512, my $buf, 0 or next;
1417	$buf !~ /^password -------------$/m or next; # official not-valid tag	1681	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1682	}
1418		1683
1419	utf8::decode $login;	1684	utf8::decode $login;
1420	push @logins, $login;	1685	push @logins, $login;
1421	}	1686	}
1422		1687
…		…
1449	}	1714	}
1450		1715
1451	\@paths	1716	\@paths
1452	}	1717	}
1453		1718
1454	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1719	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1455		1720
1456	Expand crossfire pod fragments into protocol xml.	1721	Expand deliantra pod fragments into protocol xml.
1457
1458	=cut
1459
1460	sub expand_cfpod {
1461	((my $self), (local $_)) = @_;
1462
1463	# escape & and <
1464	s/&/&amp;/g;
1465	s/(?<![BIUGH])</&lt;/g;
1466
1467	# this is buggy, it needs to properly take care of nested <'s
1468
1469	1 while
1470	# replace B<>, I<>, U<> etc.
1471	s/B<([^\>]*)>/<b>$1<\/b>/
1472	|| s/I<([^\>]*)>/<i>$1<\/i>/
1473	|| s/U<([^\>]*)>/<u>$1<\/u>/
1474	# replace G<male|female> tags
1475	|| s{G<([^>|]*)\|([^>]*)>}{
1476	$self->gender ? $2 : $1
1477	}ge
1478	# replace H<hint text>
1479	|| s{H<([^\>]*)>}
1480	{
1481	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1482	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1483	"")
1484	[$self->{hintmode}]
1485	}ge;
1486
1487	# create single paragraphs (very hackish)
1488	s/(?<=\S)\n(?=\w)/ /g;
1489
1490	# compress some whitespace
1491	s/\s+\n/\n/g; # ws line-ends
1492	s/\n\n+/\n/g; # double lines
1493	s/^\n+//; # beginning lines
1494	s/\n+$//; # ending lines
1495
1496	$_
1497	}
1498
1499	sub hintmode {
1500	$_[0]{hintmode} = $_[1] if @_ > 1;
1501	$_[0]{hintmode}
1502	}
1503		1722
1504	=item $player->ext_reply ($msgid, @msg)	1723	=item $player->ext_reply ($msgid, @msg)
1505		1724
1506	Sends an ext reply to the player.	1725	Sends an ext reply to the player.
1507		1726
…		…
1574	our $MAX_RESET = 3600;	1793	our $MAX_RESET = 3600;
1575	our $DEFAULT_RESET = 3000;	1794	our $DEFAULT_RESET = 3000;
1576		1795
1577	sub generate_random_map {	1796	sub generate_random_map {
1578	my ($self, $rmp) = @_;	1797	my ($self, $rmp) = @_;
		1798
		1799	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1800
1579	# mit "rum" bekleckern, nicht	1801	# mit "rum" bekleckern, nicht
1580	$self->_create_random_map (	1802	$self->_create_random_map (
1581	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1803	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1582	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1804	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1583	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1805	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1584	$rmp->{exit_on_final_map},	1806	$rmp->{exit_on_final_map},
1585	$rmp->{xsize}, $rmp->{ysize},	1807	$rmp->{xsize}, $rmp->{ysize},
1586	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1808	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1587	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1809	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1705		1927
1706	# the temporary/swap location	1928	# the temporary/swap location
1707	sub save_path {	1929	sub save_path {
1708	my ($self) = @_;	1930	my ($self) = @_;
1709		1931
1710	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1932	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1711	"$TMPDIR/$path.map"	1933	"$TMPDIR/$path.map"
1712	}	1934	}
1713		1935
1714	# the unique path, undef == no special unique path	1936	# the unique path, undef == no special unique path
1715	sub uniq_path {	1937	sub uniq_path {
1716	my ($self) = @_;	1938	my ($self) = @_;
1717		1939
1718	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1940	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1719	"$UNIQUEDIR/$path"	1941	"$UNIQUEDIR/$path"
1720	}
1721
1722	# and all this just because we cannot iterate over
1723	# all maps in C++...
1724	sub change_all_map_light {
1725	my ($change) = @_;
1726
1727	$_->change_map_light ($change)
1728	for grep $_->outdoor, values %cf::MAP;
1729	}	1942	}
1730		1943
1731	sub decay_objects {	1944	sub decay_objects {
1732	my ($self) = @_;	1945	my ($self) = @_;
1733		1946
…		…
1746		1959
1747	sub load_header_from($) {	1960	sub load_header_from($) {
1748	my ($self, $path) = @_;	1961	my ($self, $path) = @_;
1749		1962
1750	utf8::encode $path;	1963	utf8::encode $path;
1751	#aio_open $path, O_RDONLY, 0	1964	my $f = new_from_file cf::object::thawer $path
1752	# or return;
1753
1754	$self->_load_header ($path)
1755	or return;	1965	or return;
		1966
		1967	$self->_load_header ($f)
		1968	or return;
		1969
		1970	local $MAP_LOADING{$self->{path}} = $self;
		1971	$f->resolve_delayed_derefs;
1756		1972
1757	$self->{load_path} = $path;	1973	$self->{load_path} = $path;
1758		1974
1759	1	1975	1
1760	}	1976	}
…		…
1814	sub find {	2030	sub find {
1815	my ($path, $origin) = @_;	2031	my ($path, $origin) = @_;
1816		2032
1817	$path = normalise $path, $origin && $origin->path;	2033	$path = normalise $path, $origin && $origin->path;
1818		2034
		2035	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1819	cf::lock_wait "map_find:$path";	2036	my $guard2 = cf::lock_acquire "map_find:$path";
1820		2037
1821	$cf::MAP{$path} || do {	2038	$cf::MAP{$path} || do {
1822	my $guard = cf::lock_acquire "map_find:$path";
1823	my $map = new_from_path cf::map $path	2039	my $map = new_from_path cf::map $path
1824	or return;	2040	or return;
1825		2041
1826	$map->{last_save} = $cf::RUNTIME;	2042	$map->{last_save} = $cf::RUNTIME;
1827		2043
…		…
1829	or return;	2045	or return;
1830		2046
1831	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2047	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1832	# doing this can freeze the server in a sync job, obviously	2048	# doing this can freeze the server in a sync job, obviously
1833	#$cf::WAIT_FOR_TICK->wait;	2049	#$cf::WAIT_FOR_TICK->wait;
		2050	undef $guard2;
		2051	undef $guard1;
1834	$map->reset;	2052	$map->reset;
1835	undef $guard;
1836	return find $path;	2053	return find $path;
1837	}	2054	}
1838		2055
1839	$cf::MAP{$path} = $map	2056	$cf::MAP{$path} = $map
1840	}	2057	}
1841	}	2058	}
1842		2059
1843	sub pre_load { }	2060	sub pre_load { }
1844	sub post_load { }	2061	#sub post_load { } # XS
1845		2062
1846	sub load {	2063	sub load {
1847	my ($self) = @_;	2064	my ($self) = @_;
1848		2065
1849	local $self->{deny_reset} = 1; # loading can take a long time	2066	local $self->{deny_reset} = 1; # loading can take a long time
1850		2067
1851	my $path = $self->{path};	2068	my $path = $self->{path};
1852		2069
1853	{	2070	{
1854	my $guard = cf::lock_acquire "map_load:$path";	2071	my $guard = cf::lock_acquire "map_data:$path";
1855		2072
		2073	return unless $self->valid;
1856	return if $self->in_memory != cf::MAP_SWAPPED;	2074	return unless $self->in_memory == cf::MAP_SWAPPED;
1857		2075
1858	$self->in_memory (cf::MAP_LOADING);	2076	$self->in_memory (cf::MAP_LOADING);
1859		2077
1860	$self->alloc;	2078	$self->alloc;
1861		2079
1862	$self->pre_load;	2080	$self->pre_load;
1863	Coro::cede;	2081	cf::cede_to_tick;
1864		2082
		2083	my $f = new_from_file cf::object::thawer $self->{load_path};
		2084	$f->skip_block;
1865	$self->_load_objects ($self->{load_path}, 1)	2085	$self->_load_objects ($f)
1866	or return;	2086	or return;
1867		2087
1868	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2088	$self->post_load_original
1869	if delete $self->{load_original};	2089	if delete $self->{load_original};
1870		2090
1871	if (my $uniq = $self->uniq_path) {	2091	if (my $uniq = $self->uniq_path) {
1872	utf8::encode $uniq;	2092	utf8::encode $uniq;
1873	if (aio_open $uniq, O_RDONLY, 0) {	2093	unless (aio_stat $uniq) {
		2094	if (my $f = new_from_file cf::object::thawer $uniq) {
1874	$self->clear_unique_items;	2095	$self->clear_unique_items;
1875	$self->_load_objects ($uniq, 0);	2096	$self->_load_objects ($f);
		2097	$f->resolve_delayed_derefs;
		2098	}
1876	}	2099	}
1877	}	2100	}
1878		2101
1879	Coro::cede;	2102	$f->resolve_delayed_derefs;
		2103
		2104	cf::cede_to_tick;
1880	# now do the right thing for maps	2105	# now do the right thing for maps
1881	$self->link_multipart_objects;	2106	$self->link_multipart_objects;
1882	$self->difficulty ($self->estimate_difficulty)	2107	$self->difficulty ($self->estimate_difficulty)
1883	unless $self->difficulty;	2108	unless $self->difficulty;
1884	Coro::cede;	2109	cf::cede_to_tick;
1885		2110
1886	unless ($self->{deny_activate}) {	2111	unless ($self->{deny_activate}) {
1887	$self->decay_objects;	2112	$self->decay_objects;
1888	$self->fix_auto_apply;	2113	$self->fix_auto_apply;
1889	$self->update_buttons;	2114	$self->update_buttons;
1890	Coro::cede;	2115	cf::cede_to_tick;
1891	$self->set_darkness_map;
1892	Coro::cede;
1893	$self->activate;	2116	$self->activate;
1894	}	2117	}
1895		2118
1896	$self->{last_save} = $cf::RUNTIME;	2119	$self->{last_save} = $cf::RUNTIME;
1897	$self->last_access ($cf::RUNTIME);	2120	$self->last_access ($cf::RUNTIME);
1898		2121
1899	$self->in_memory (cf::MAP_IN_MEMORY);	2122	$self->in_memory (cf::MAP_ACTIVE);
1900	}	2123	}
1901		2124
1902	$self->post_load;	2125	$self->post_load;
1903	}	2126	}
1904		2127
		2128	# customize the map for a given player, i.e.
		2129	# return the _real_ map. used by e.g. per-player
		2130	# maps to change the path to ~playername/mappath
1905	sub customise_for {	2131	sub customise_for {
1906	my ($self, $ob) = @_;	2132	my ($self, $ob) = @_;
1907		2133
1908	return find "~" . $ob->name . "/" . $self->{path}	2134	return find "~" . $ob->name . "/" . $self->{path}
1909	if $self->per_player;	2135	if $self->per_player;
…		…
1962	my ($path, $origin, $load) = @_;	2188	my ($path, $origin, $load) = @_;
1963		2189
1964	$path = normalise $path, $origin && $origin->{path};	2190	$path = normalise $path, $origin && $origin->{path};
1965		2191
1966	if (my $map = $cf::MAP{$path}) {	2192	if (my $map = $cf::MAP{$path}) {
1967	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2193	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1968	}	2194	}
1969		2195
1970	$MAP_PREFETCH{$path} |= $load;	2196	$MAP_PREFETCH{$path} |= $load;
1971		2197
1972	$MAP_PREFETCHER ||= cf::async {	2198	$MAP_PREFETCHER ||= cf::async {
		2199	$Coro::current->{desc} = "map prefetcher";
		2200
1973	while (%MAP_PREFETCH) {	2201	while (%MAP_PREFETCH) {
1974	while (my ($k, $v) = each %MAP_PREFETCH) {	2202	while (my ($k, $v) = each %MAP_PREFETCH) {
1975	if (my $map = find $k) {	2203	if (my $map = find $k) {
1976	$map->load if $v;	2204	$map->load if $v;
1977	}	2205	}
…		…
1984	$MAP_PREFETCHER->prio (6);	2212	$MAP_PREFETCHER->prio (6);
1985		2213
1986	()	2214	()
1987	}	2215	}
1988		2216
		2217	# common code, used by both ->save and ->swapout
1989	sub save {	2218	sub _save {
1990	my ($self) = @_;	2219	my ($self) = @_;
1991
1992	my $lock = cf::lock_acquire "map_data:" . $self->path;
1993		2220
1994	$self->{last_save} = $cf::RUNTIME;	2221	$self->{last_save} = $cf::RUNTIME;
1995		2222
1996	return unless $self->dirty;	2223	return unless $self->dirty;
1997		2224
…		…
2003	return if $self->{deny_save};	2230	return if $self->{deny_save};
2004		2231
2005	local $self->{last_access} = $self->last_access;#d#	2232	local $self->{last_access} = $self->last_access;#d#
2006		2233
2007	cf::async {	2234	cf::async {
		2235	$Coro::current->{desc} = "map player save";
2008	$_->contr->save for $self->players;	2236	$_->contr->save for $self->players;
2009	};	2237	};
		2238
		2239	cf::get_slot 0.02;
2010		2240
2011	if ($uniq) {	2241	if ($uniq) {
2012	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2242	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2013	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2243	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2014	} else {	2244	} else {
2015	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2245	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2016	}	2246	}
2017	}	2247	}
2018		2248
		2249	sub save {
		2250	my ($self) = @_;
		2251
		2252	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2253
		2254	$self->_save;
		2255	}
		2256
2019	sub swap_out {	2257	sub swap_out {
2020	my ($self) = @_;	2258	my ($self) = @_;
2021		2259
2022	# save first because save cedes
2023	$self->save;
2024
2025	my $lock = cf::lock_acquire "map_data:" . $self->path;	2260	my $lock = cf::lock_acquire "map_data:$self->{path}";
2026		2261
		2262	return if $self->in_memory != cf::MAP_ACTIVE;
		2263	return if $self->{deny_save};
2027	return if $self->players;	2264	return if $self->players;
2028	return if $self->in_memory != cf::MAP_IN_MEMORY;
2029	return if $self->{deny_save};
2030		2265
		2266	# first deactivate the map and "unlink" it from the core
		2267	$self->deactivate;
		2268	$_->clear_links_to ($self) for values %cf::MAP;
		2269	$self->in_memory (cf::MAP_SWAPPED);
		2270
		2271	# then atomically save
		2272	$self->_save;
		2273
		2274	# then free the map
2031	$self->clear;	2275	$self->clear;
2032	$self->in_memory (cf::MAP_SWAPPED);
2033	}	2276	}
2034		2277
2035	sub reset_at {	2278	sub reset_at {
2036	my ($self) = @_;	2279	my ($self) = @_;
2037		2280
…		…
2055		2298
2056	my $lock = cf::lock_acquire "map_data:$self->{path}";	2299	my $lock = cf::lock_acquire "map_data:$self->{path}";
2057		2300
2058	return if $self->players;	2301	return if $self->players;
2059		2302
2060	warn "resetting map ", $self->path;	2303	warn "resetting map ", $self->path, "\n";
2061		2304
2062	$self->in_memory (cf::MAP_SWAPPED);	2305	$self->in_memory (cf::MAP_SWAPPED);
2063		2306
2064	# need to save uniques path	2307	# need to save uniques path
2065	unless ($self->{deny_save}) {	2308	unless ($self->{deny_save}) {
…		…
2069	if $uniq;	2312	if $uniq;
2070	}	2313	}
2071		2314
2072	delete $cf::MAP{$self->path};	2315	delete $cf::MAP{$self->path};
2073		2316
		2317	$self->deactivate;
		2318	$_->clear_links_to ($self) for values %cf::MAP;
2074	$self->clear;	2319	$self->clear;
2075
2076	$_->clear_links_to ($self) for values %cf::MAP;
2077		2320
2078	$self->unlink_save;	2321	$self->unlink_save;
2079	$self->destroy;	2322	$self->destroy;
2080	}	2323	}
2081		2324
2082	my $nuke_counter = "aaaa";	2325	my $nuke_counter = "aaaa";
2083		2326
2084	sub nuke {	2327	sub nuke {
2085	my ($self) = @_;	2328	my ($self) = @_;
2086		2329
		2330	{
		2331	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2332
2087	delete $cf::MAP{$self->path};	2333	delete $cf::MAP{$self->path};
2088		2334
2089	$self->unlink_save;	2335	$self->unlink_save;
2090		2336
2091	bless $self, "cf::map";	2337	bless $self, "cf::map";
2092	delete $self->{deny_reset};	2338	delete $self->{deny_reset};
2093	$self->{deny_save} = 1;	2339	$self->{deny_save} = 1;
2094	$self->reset_timeout (1);	2340	$self->reset_timeout (1);
2095	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2341	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2096		2342
2097	$cf::MAP{$self->path} = $self;	2343	$cf::MAP{$self->path} = $self;
		2344	}
2098		2345
2099	$self->reset; # polite request, might not happen	2346	$self->reset; # polite request, might not happen
2100	}	2347	}
2101		2348
2102	=item $maps = cf::map::tmp_maps	2349	=item $maps = cf::map::tmp_maps
…		…
2144		2391
2145	sub unique_maps() {	2392	sub unique_maps() {
2146	[	2393	[
2147	map {	2394	map {
2148	utf8::decode $_;	2395	utf8::decode $_;
2149	/\.map$/	2396	s/\.map$//; # TODO future compatibility hack
		2397	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2398	? ()
2150	? normalise $_	2399	: normalise $_
2151	: ()
2152	} @{ aio_readdir $UNIQUEDIR or [] }	2400	} @{ aio_readdir $UNIQUEDIR or [] }
2153	]	2401	]
2154	}	2402	}
2155		2403
2156	package cf;	2404	=item cf::map::static_maps
		2405
		2406	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2407	file in the shared directory excluding F</styles> and F</editor>). May
		2408	block.
		2409
		2410	=cut
		2411
		2412	sub static_maps() {
		2413	my @dirs = "";
		2414	my @maps;
		2415
		2416	while (@dirs) {
		2417	my $dir = shift @dirs;
		2418
		2419	next if $dir eq "/styles" || $dir eq "/editor";
		2420
		2421	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2422	or return;
		2423
		2424	for (@$files) {
		2425	s/\.map$// or next;
		2426	utf8::decode $_;
		2427	push @maps, "$dir/$_";
		2428	}
		2429
		2430	push @dirs, map "$dir/$_", @$dirs;
		2431	}
		2432
		2433	\@maps
		2434	}
2157		2435
2158	=back	2436	=back
2159		2437
2160	=head3 cf::object	2438	=head3 cf::object
2161		2439
…		…
2165		2443
2166	=over 4	2444	=over 4
2167		2445
2168	=item $ob->inv_recursive	2446	=item $ob->inv_recursive
2169		2447
2170	Returns the inventory of the object _and_ their inventories, recursively.	2448	Returns the inventory of the object I<and> their inventories, recursively,
		2449	but I<not> the object itself.
2171		2450
2172	=cut	2451	=cut
2173		2452
2174	sub inv_recursive_;	2453	sub inv_recursive_;
2175	sub inv_recursive_ {	2454	sub inv_recursive_ {
…		…
2178		2457
2179	sub inv_recursive {	2458	sub inv_recursive {
2180	inv_recursive_ inv $_[0]	2459	inv_recursive_ inv $_[0]
2181	}	2460	}
2182		2461
		2462	=item $ref = $ob->ref
		2463
		2464	Creates and returns a persistent reference to an object that can be stored as a string.
		2465
		2466	=item $ob = cf::object::deref ($refstring)
		2467
		2468	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2469	even if the object actually exists. May block.
		2470
		2471	=cut
		2472
		2473	sub deref {
		2474	my ($ref) = @_;
		2475
		2476	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2477	my ($uuid, $name) = ($1, $2);
		2478	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2479	or return;
		2480	$pl->ob->uuid eq $uuid
		2481	or return;
		2482
		2483	$pl->ob
		2484	} else {
		2485	warn "$ref: cannot resolve object reference\n";
		2486	undef
		2487	}
		2488	}
		2489
2183	package cf;	2490	package cf;
2184		2491
2185	=back	2492	=back
2186		2493
2187	=head3 cf::object::player	2494	=head3 cf::object::player
…		…
2193	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2500	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2194	can be C<undef>. Does the right thing when the player is currently in a	2501	can be C<undef>. Does the right thing when the player is currently in a
2195	dialogue with the given NPC character.	2502	dialogue with the given NPC character.
2196		2503
2197	=cut	2504	=cut
		2505
		2506	our $SAY_CHANNEL = {
		2507	id => "say",
		2508	title => "Map",
		2509	reply => "say ",
		2510	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2511	};
		2512
		2513	our $CHAT_CHANNEL = {
		2514	id => "chat",
		2515	title => "Chat",
		2516	reply => "chat ",
		2517	tooltip => "Player chat and shouts, global to the server.",
		2518	};
2198		2519
2199	# rough implementation of a future "reply" method that works	2520	# rough implementation of a future "reply" method that works
2200	# with dialog boxes.	2521	# with dialog boxes.
2201	#TODO: the first argument must go, split into a $npc->reply_to ( method	2522	#TODO: the first argument must go, split into a $npc->reply_to ( method
2202	sub cf::object::player::reply($$$;$) {	2523	sub cf::object::player::reply($$$;$) {
…		…
2214	my $dialog = $pl->{npc_dialog};	2535	my $dialog = $pl->{npc_dialog};
2215	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2536	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2216		2537
2217	} else {	2538	} else {
2218	$msg = $npc->name . " says: $msg" if $npc;	2539	$msg = $npc->name . " says: $msg" if $npc;
2219	$self->message ($msg, $flags);	2540	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2220	}	2541	}
2221	}	2542	}
2222	}	2543	}
2223		2544
2224	=item $object->send_msg ($channel, $msg, $color, [extra...])	2545	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2249		2570
2250	=item $player_object->enter_link	2571	=item $player_object->enter_link
2251		2572
2252	Freezes the player and moves him/her to a special map (C<{link}>).	2573	Freezes the player and moves him/her to a special map (C<{link}>).
2253		2574
2254	The player should be reasonably safe there for short amounts of time. You	2575	The player should be reasonably safe there for short amounts of time (e.g.
2255	I<MUST> call C<leave_link> as soon as possible, though.	2576	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2577	though, as the palyer cannot control the character while it is on the link
		2578	map.
2256		2579
2257	Will never block.	2580	Will never block.
2258		2581
2259	=item $player_object->leave_link ($map, $x, $y)	2582	=item $player_object->leave_link ($map, $x, $y)
2260		2583
…		…
2285	return if UNIVERSAL::isa $self->map, "ext::map_link";	2608	return if UNIVERSAL::isa $self->map, "ext::map_link";
2286		2609
2287	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2610	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2288	if $self->map && $self->map->{path} ne "{link}";	2611	if $self->map && $self->map->{path} ne "{link}";
2289		2612
2290	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2613	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2291	}	2614	}
2292		2615
2293	sub cf::object::player::leave_link {	2616	sub cf::object::player::leave_link {
2294	my ($self, $map, $x, $y) = @_;	2617	my ($self, $map, $x, $y) = @_;
2295		2618
…		…
2312	($x, $y) = (-1, -1)	2635	($x, $y) = (-1, -1)
2313	unless (defined $x) && (defined $y);	2636	unless (defined $x) && (defined $y);
2314		2637
2315	# use -1 or undef as default coordinates, not 0, 0	2638	# use -1 or undef as default coordinates, not 0, 0
2316	($x, $y) = ($map->enter_x, $map->enter_y)	2639	($x, $y) = ($map->enter_x, $map->enter_y)
2317	if $x <=0 && $y <= 0;	2640	if $x <= 0 && $y <= 0;
2318		2641
2319	$map->load;	2642	$map->load;
2320	$map->load_neighbours;	2643	$map->load_neighbours;
2321		2644
2322	return unless $self->contr->active;	2645	return unless $self->contr->active;
2323	$self->activate_recursive;
2324		2646
2325	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2647	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2326	$self->enter_map ($map, $x, $y);	2648	$self->enter_map ($map, $x, $y);
		2649
		2650	# only activate afterwards, to support waiting in hooks
		2651	$self->activate_recursive;
2327	}	2652	}
2328		2653
2329	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2654	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2330		2655
2331	Moves the player to the given map-path and coordinates by first freezing	2656	Moves the player to the given map-path and coordinates by first freezing
2332	her, loading and preparing them map, calling the provided $check callback	2657	her, loading and preparing them map, calling the provided $check callback
2333	that has to return the map if sucecssful, and then unfreezes the player on	2658	that has to return the map if sucecssful, and then unfreezes the player on
2334	the new (success) or old (failed) map position. In either case, $done will	2659	the new (success) or old (failed) map position. In either case, $done will
2335	be called at the end of this process.	2660	be called at the end of this process.
2336		2661
		2662	Note that $check will be called with a potentially non-loaded map, so if
		2663	it needs a loaded map it has to call C<< ->load >>.
		2664
2337	=cut	2665	=cut
2338		2666
2339	our $GOTOGEN;	2667	our $GOTOGEN;
2340		2668
2341	sub cf::object::player::goto {	2669	sub cf::object::player::goto {
…		…
2345	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2673	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2346		2674
2347	$self->enter_link;	2675	$self->enter_link;
2348		2676
2349	(async {	2677	(async {
		2678	$Coro::current->{desc} = "player::goto $path $x $y";
		2679
		2680	# *tag paths override both path and x|y
		2681	if ($path =~ /^\*(.*)$/) {
		2682	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2683	my $ob = $obs[rand @obs];
		2684
		2685	# see if we actually can go there
		2686	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2687	$ob = $obs[rand @obs];
		2688	} else {
		2689	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2690	}
		2691	# else put us there anyways for now #d#
		2692
		2693	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2694	} else {
		2695	($path, $x, $y) = (undef, undef, undef);
		2696	}
		2697	}
		2698
2350	my $map = eval {	2699	my $map = eval {
2351	my $map = cf::map::find $path;	2700	my $map = defined $path ? cf::map::find $path : undef;
2352		2701
2353	if ($map) {	2702	if ($map) {
2354	$map = $map->customise_for ($self);	2703	$map = $map->customise_for ($self);
2355	$map = $check->($map) if $check && $map;	2704	$map = $check->($map) if $check && $map;
2356	} else {	2705	} else {
2357	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2706	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2358	}	2707	}
2359		2708
2360	$map	2709	$map
2361	};	2710	};
2362		2711
…		…
2398	}	2747	}
2399		2748
2400	sub prepare_random_map {	2749	sub prepare_random_map {
2401	my ($exit) = @_;	2750	my ($exit) = @_;
2402		2751
2403	my $guard = cf::lock_acquire "exit_prepare:$exit";
2404
2405	# all this does is basically replace the /! path by	2752	# all this does is basically replace the /! path by
2406	# a new random map path (?random/...) with a seed	2753	# a new random map path (?random/...) with a seed
2407	# that depends on the exit object	2754	# that depends on the exit object
2408		2755
2409	my $rmp = parse_random_map_params $exit->msg;	2756	my $rmp = parse_random_map_params $exit->msg;
…		…
2411	if ($exit->map) {	2758	if ($exit->map) {
2412	$rmp->{region} = $exit->region->name;	2759	$rmp->{region} = $exit->region->name;
2413	$rmp->{origin_map} = $exit->map->path;	2760	$rmp->{origin_map} = $exit->map->path;
2414	$rmp->{origin_x} = $exit->x;	2761	$rmp->{origin_x} = $exit->x;
2415	$rmp->{origin_y} = $exit->y;	2762	$rmp->{origin_y} = $exit->y;
		2763
		2764	$exit->map->touch;
2416	}	2765	}
2417		2766
2418	$rmp->{random_seed} ||= $exit->random_seed;	2767	$rmp->{random_seed} ||= $exit->random_seed;
2419		2768
2420	my $data = cf::to_json $rmp;	2769	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2421	my $md5 = Digest::MD5::md5_hex $data;	2770	my $md5 = Digest::MD5::md5_hex $data;
2422	my $meta = "$RANDOMDIR/$md5.meta";	2771	my $meta = "$RANDOMDIR/$md5.meta";
2423		2772
2424	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2773	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2425	aio_write $fh, 0, (length $data), $data, 0;	2774	aio_write $fh, 0, (length $data), $data, 0;
2426	undef $fh;	2775	undef $fh;
2427	aio_rename "$meta~", $meta;	2776	aio_rename "$meta~", $meta;
2428		2777
		2778	my $slaying = "?random/$md5";
		2779
		2780	if ($exit->valid) {
2429	$exit->slaying ("?random/$md5");	2781	$exit->slaying ("?random/$md5");
2430	$exit->msg (undef);	2782	$exit->msg (undef);
		2783	}
2431	}	2784	}
2432	}	2785	}
2433		2786
2434	sub cf::object::player::enter_exit {	2787	sub cf::object::player::enter_exit {
2435	my ($self, $exit) = @_;	2788	my ($self, $exit) = @_;
2436		2789
2437	return unless $self->type == cf::PLAYER;	2790	return unless $self->type == cf::PLAYER;
2438		2791
2439	if ($exit->slaying eq "/!") {
2440	#TODO: this should de-fi-ni-te-ly not be a sync-job
2441	# the problem is that $exit might not survive long enough
2442	# so it needs to be done right now, right here
2443	cf::sync_job { prepare_random_map $exit };
2444	}
2445
2446	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2447	my $hp = $exit->stats->hp;
2448	my $sp = $exit->stats->sp;
2449
2450	$self->enter_link;	2792	$self->enter_link;
2451		2793
2452	# if exit is damned, update players death & WoR home-position
2453	$self->contr->savebed ($slaying, $hp, $sp)
2454	if $exit->flag (FLAG_DAMNED);
2455
2456	(async {	2794	(async {
2457	$self->deactivate_recursive; # just to be sure	2795	$Coro::current->{desc} = "enter_exit";
		2796
2458	unless (eval {	2797	unless (eval {
		2798	$self->deactivate_recursive; # just to be sure
		2799
		2800	# random map handling
		2801	{
		2802	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2803
		2804	prepare_random_map $exit
		2805	if $exit->slaying eq "/!";
		2806	}
		2807
		2808	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2809	my $x = $exit->stats->hp;
		2810	my $y = $exit->stats->sp;
		2811
2459	$self->goto ($slaying, $hp, $sp);	2812	$self->goto ($map, $x, $y);
2460		2813
		2814	# if exit is damned, update players death & WoR home-position
		2815	$self->contr->savebed ($map, $x, $y)
		2816	if $exit->flag (cf::FLAG_DAMNED);
		2817
2461	1;	2818	1
2462	}) {	2819	}) {
2463	$self->message ("Something went wrong deep within the crossfire server. "	2820	$self->message ("Something went wrong deep within the deliantra server. "
2464	. "I'll try to bring you back to the map you were before. "	2821	. "I'll try to bring you back to the map you were before. "
2465	. "Please report this to the dungeon master!",	2822	. "Please report this to the dungeon master!",
2466	cf::NDI_UNIQUE | cf::NDI_RED);	2823	cf::NDI_UNIQUE | cf::NDI_RED);
2467		2824
2468	warn "ERROR in enter_exit: $@";	2825	warn "ERROR in enter_exit: $@";
…		…
2485	sub cf::client::send_drawinfo {	2842	sub cf::client::send_drawinfo {
2486	my ($self, $text, $flags) = @_;	2843	my ($self, $text, $flags) = @_;
2487		2844
2488	utf8::encode $text;	2845	utf8::encode $text;
2489	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2846	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2847	}
		2848
		2849	=item $client->send_big_packet ($pkt)
		2850
		2851	Like C<send_packet>, but tries to compress large packets, and fragments
		2852	them as required.
		2853
		2854	=cut
		2855
		2856	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2857
		2858	sub cf::client::send_big_packet {
		2859	my ($self, $pkt) = @_;
		2860
		2861	# try lzf for large packets
		2862	$pkt = "lzf " . Compress::LZF::compress $pkt
		2863	if 1024 <= length $pkt and $self->{can_lzf};
		2864
		2865	# split very large packets
		2866	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2867	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2868	$pkt = "frag";
		2869	}
		2870
		2871	$self->send_packet ($pkt);
2490	}	2872	}
2491		2873
2492	=item $client->send_msg ($channel, $msg, $color, [extra...])	2874	=item $client->send_msg ($channel, $msg, $color, [extra...])
2493		2875
2494	Send a drawinfo or msg packet to the client, formatting the msg for the	2876	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2496	the message, with C<log> being the default. If C<$color> is negative, suppress	2878	the message, with C<log> being the default. If C<$color> is negative, suppress
2497	the message unless the client supports the msg packet.	2879	the message unless the client supports the msg packet.
2498		2880
2499	=cut	2881	=cut
2500		2882
		2883	# non-persistent channels (usually the info channel)
		2884	our %CHANNEL = (
		2885	"c/motd" => {
		2886	id => "infobox",
		2887	title => "MOTD",
		2888	reply => undef,
		2889	tooltip => "The message of the day",
		2890	},
		2891	"c/identify" => {
		2892	id => "infobox",
		2893	title => "Identify",
		2894	reply => undef,
		2895	tooltip => "Items recently identified",
		2896	},
		2897	"c/examine" => {
		2898	id => "infobox",
		2899	title => "Examine",
		2900	reply => undef,
		2901	tooltip => "Signs and other items you examined",
		2902	},
		2903	"c/shopinfo" => {
		2904	id => "infobox",
		2905	title => "Shop Info",
		2906	reply => undef,
		2907	tooltip => "What your bargaining skill tells you about the shop",
		2908	},
		2909	"c/book" => {
		2910	id => "infobox",
		2911	title => "Book",
		2912	reply => undef,
		2913	tooltip => "The contents of a note or book",
		2914	},
		2915	"c/lookat" => {
		2916	id => "infobox",
		2917	title => "Look",
		2918	reply => undef,
		2919	tooltip => "What you saw there",
		2920	},
		2921	"c/who" => {
		2922	id => "infobox",
		2923	title => "Players",
		2924	reply => undef,
		2925	tooltip => "Shows players who are currently online",
		2926	},
		2927	"c/body" => {
		2928	id => "infobox",
		2929	title => "Body Parts",
		2930	reply => undef,
		2931	tooltip => "Shows which body parts you posess and are available",
		2932	},
		2933	"c/statistics" => {
		2934	id => "infobox",
		2935	title => "Statistics",
		2936	reply => undef,
		2937	tooltip => "Shows your primary statistics",
		2938	},
		2939	"c/skills" => {
		2940	id => "infobox",
		2941	title => "Skills",
		2942	reply => undef,
		2943	tooltip => "Shows your experience per skill and item power",
		2944	},
		2945	"c/shopitems" => {
		2946	id => "infobox",
		2947	title => "Shop Items",
		2948	reply => undef,
		2949	tooltip => "Shows the items currently for sale in this shop",
		2950	},
		2951	"c/resistances" => {
		2952	id => "infobox",
		2953	title => "Resistances",
		2954	reply => undef,
		2955	tooltip => "Shows your resistances",
		2956	},
		2957	"c/pets" => {
		2958	id => "infobox",
		2959	title => "Pets",
		2960	reply => undef,
		2961	tooltip => "Shows information abotu your pets/a specific pet",
		2962	},
		2963	"c/perceiveself" => {
		2964	id => "infobox",
		2965	title => "Perceive Self",
		2966	reply => undef,
		2967	tooltip => "You gained detailed knowledge about yourself",
		2968	},
		2969	"c/uptime" => {
		2970	id => "infobox",
		2971	title => "Uptime",
		2972	reply => undef,
		2973	tooltip => "How long the server has been running since last restart",
		2974	},
		2975	"c/mapinfo" => {
		2976	id => "infobox",
		2977	title => "Map Info",
		2978	reply => undef,
		2979	tooltip => "Information related to the maps",
		2980	},
		2981	"c/party" => {
		2982	id => "party",
		2983	title => "Party",
		2984	reply => "gsay ",
		2985	tooltip => "Messages and chat related to your party",
		2986	},
		2987	"c/death" => {
		2988	id => "death",
		2989	title => "Death",
		2990	reply => undef,
		2991	tooltip => "Reason for and more info about your most recent death",
		2992	},
		2993	"c/say" => $SAY_CHANNEL,
		2994	"c/chat" => $CHAT_CHANNEL,
		2995	);
		2996
2501	sub cf::client::send_msg {	2997	sub cf::client::send_msg {
2502	my ($self, $channel, $msg, $color, @extra) = @_;	2998	my ($self, $channel, $msg, $color, @extra) = @_;
2503		2999
2504	$msg = $self->pl->expand_cfpod ($msg);	3000	$msg = $self->pl->expand_cfpod ($msg)
		3001	unless $color & cf::NDI_VERBATIM;
2505		3002
2506	$color &= cf::NDI_CLIENT_MASK; # just in case...	3003	$color &= cf::NDI_CLIENT_MASK; # just in case...
2507		3004
		3005	# check predefined channels, for the benefit of C
		3006	if ($CHANNEL{$channel}) {
		3007	$channel = $CHANNEL{$channel};
		3008
		3009	$self->ext_msg (channel_info => $channel);
		3010	$channel = $channel->{id};
		3011
2508	if (ref $channel) {	3012	} elsif (ref $channel) {
2509	# send meta info to client, if not yet sent	3013	# send meta info to client, if not yet sent
2510	unless (exists $self->{channel}{$channel->{id}}) {	3014	unless (exists $self->{channel}{$channel->{id}}) {
2511	$self->{channel}{$channel->{id}} = $channel;	3015	$self->{channel}{$channel->{id}} = $channel;
2512	$self->ext_msg (channel_info => $channel);	3016	$self->ext_msg (channel_info => $channel);
2513	}	3017	}
…		…
2515	$channel = $channel->{id};	3019	$channel = $channel->{id};
2516	}	3020	}
2517		3021
2518	return unless @extra || length $msg;	3022	return unless @extra || length $msg;
2519		3023
2520	if ($self->can_msg) {
2521	# default colour, mask it out	3024	# default colour, mask it out
2522	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3025	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2523	if $color & cf::NDI_DEF;	3026	if $color & cf::NDI_DEF;
2524		3027
2525	$self->send_packet ("msg " . $self->{json_coder}->encode (	3028	my $pkt = "msg "
		3029	. $self->{json_coder}->encode (
2526	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3030	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2527	} else {	3031	);
2528	if ($color >= 0) {
2529	# replace some tags by gcfclient-compatible ones
2530	for ($msg) {
2531	1 while
2532	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2533	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2534	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2535	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2536	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2537	}
2538		3032
2539	$color &= cf::NDI_COLOR_MASK;	3033	$self->send_big_packet ($pkt);
2540
2541	utf8::encode $msg;
2542
2543	if (0 && $msg =~ /\[/) {
2544	# COMMAND/INFO
2545	$self->send_packet ("drawextinfo $color 10 8 $msg")
2546	} else {
2547	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2548	$self->send_packet ("drawinfo $color $msg")
2549	}
2550	}
2551	}
2552	}	3034	}
2553		3035
2554	=item $client->ext_msg ($type, @msg)	3036	=item $client->ext_msg ($type, @msg)
2555		3037
2556	Sends an ext event to the client.	3038	Sends an ext event to the client.
…		…
2558	=cut	3040	=cut
2559		3041
2560	sub cf::client::ext_msg($$@) {	3042	sub cf::client::ext_msg($$@) {
2561	my ($self, $type, @msg) = @_;	3043	my ($self, $type, @msg) = @_;
2562		3044
2563	my $extcmd = $self->extcmd;
2564
2565	if ($extcmd == 2) {	3045	if ($self->extcmd == 2) {
2566	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3046	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2567	} elsif ($extcmd == 1) { # TODO: remove	3047	} elsif ($self->extcmd == 1) { # TODO: remove
2568	push @msg, msgtype => "event_$type";	3048	push @msg, msgtype => "event_$type";
2569	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3049	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2570	}	3050	}
2571	}	3051	}
2572		3052
2573	=item $client->ext_reply ($msgid, @msg)	3053	=item $client->ext_reply ($msgid, @msg)
2574		3054
…		…
2578		3058
2579	sub cf::client::ext_reply($$@) {	3059	sub cf::client::ext_reply($$@) {
2580	my ($self, $id, @msg) = @_;	3060	my ($self, $id, @msg) = @_;
2581		3061
2582	if ($self->extcmd == 2) {	3062	if ($self->extcmd == 2) {
2583	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3063	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2584	} elsif ($self->ns->extcmd == 1) {	3064	} elsif ($self->extcmd == 1) {
2585	#TODO: version 1, remove	3065	#TODO: version 1, remove
2586	unshift @msg, msgtype => "reply", msgid => $id;	3066	unshift @msg, msgtype => "reply", msgid => $id;
2587	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3067	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2588	}	3068	}
2589	}	3069	}
2590		3070
2591	=item $success = $client->query ($flags, "text", \&cb)	3071	=item $success = $client->query ($flags, "text", \&cb)
2592		3072
…		…
2693		3173
2694	$coro	3174	$coro
2695	}	3175	}
2696		3176
2697	cf::client->attach (	3177	cf::client->attach (
2698	on_destroy => sub {	3178	on_client_destroy => sub {
2699	my ($ns) = @_;	3179	my ($ns) = @_;
2700		3180
2701	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3181	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2702	},	3182	},
2703	);	3183	);
…		…
2719	our $safe_hole = new Safe::Hole;	3199	our $safe_hole = new Safe::Hole;
2720		3200
2721	$SIG{FPE} = 'IGNORE';	3201	$SIG{FPE} = 'IGNORE';
2722		3202
2723	$safe->permit_only (Opcode::opset qw(	3203	$safe->permit_only (Opcode::opset qw(
2724	:base_core :base_mem :base_orig :base_math	3204	:base_core :base_mem :base_orig :base_math :base_loop
2725	grepstart grepwhile mapstart mapwhile	3205	grepstart grepwhile mapstart mapwhile
2726	sort time	3206	sort time
2727	));	3207	));
2728		3208
2729	# here we export the classes and methods available to script code	3209	# here we export the classes and methods available to script code
…		…
2731	=pod	3211	=pod
2732		3212
2733	The following functions and methods are available within a safe environment:	3213	The following functions and methods are available within a safe environment:
2734		3214
2735	cf::object	3215	cf::object
2736	contr pay_amount pay_player map x y force_find force_add	3216	contr pay_amount pay_player map x y force_find force_add destroy
2737	insert remove name archname title slaying race decrease_ob_nr	3217	insert remove name archname title slaying race decrease split
		3218	value
2738		3219
2739	cf::object::player	3220	cf::object::player
2740	player	3221	player
2741		3222
2742	cf::player	3223	cf::player
…		…
2747		3228
2748	=cut	3229	=cut
2749		3230
2750	for (	3231	for (
2751	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3232	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2752	insert remove inv name archname title slaying race	3233	insert remove inv nrof name archname title slaying race
2753	decrease_ob_nr)],	3234	decrease split destroy change_exp value msg lore send_msg)],
2754	["cf::object::player" => qw(player)],	3235	["cf::object::player" => qw(player)],
2755	["cf::player" => qw(peaceful)],	3236	["cf::player" => qw(peaceful send_msg)],
2756	["cf::map" => qw(trigger)],	3237	["cf::map" => qw(trigger)],
2757	) {	3238	) {
2758	no strict 'refs';	3239	no strict 'refs';
2759	my ($pkg, @funs) = @$_;	3240	my ($pkg, @funs) = @$_;
2760	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3241	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2778		3259
2779	my $qcode = $code;	3260	my $qcode = $code;
2780	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3261	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2781	$qcode =~ s/\n/\\n/g;	3262	$qcode =~ s/\n/\\n/g;
2782		3263
		3264	%vars = (_dummy => 0) unless %vars;
		3265
		3266	my @res;
2783	local $_;	3267	local $_;
2784	local @safe::cf::_safe_eval_args = values %vars;
2785		3268
2786	my $eval =	3269	my $eval =
2787	"do {\n"	3270	"do {\n"
2788	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3271	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2789	. "#line 0 \"{$qcode}\"\n"	3272	. "#line 0 \"{$qcode}\"\n"
2790	. $code	3273	. $code
2791	. "\n}"	3274	. "\n}"
2792	;	3275	;
2793		3276
		3277	if ($CFG{safe_eval}) {
2794	sub_generation_inc;	3278	sub_generation_inc;
		3279	local @safe::cf::_safe_eval_args = values %vars;
2795	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3280	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2796	sub_generation_inc;	3281	sub_generation_inc;
		3282	} else {
		3283	local @cf::_safe_eval_args = values %vars;
		3284	@res = wantarray ? eval eval : scalar eval $eval;
		3285	}
2797		3286
2798	if ($@) {	3287	if ($@) {
2799	warn "$@";	3288	warn "$@";
2800	warn "while executing safe code '$code'\n";	3289	warn "while executing safe code '$code'\n";
2801	warn "with arguments " . (join " ", %vars) . "\n";	3290	warn "with arguments " . (join " ", %vars) . "\n";
…		…
2820	=cut	3309	=cut
2821		3310
2822	sub register_script_function {	3311	sub register_script_function {
2823	my ($fun, $cb) = @_;	3312	my ($fun, $cb) = @_;
2824		3313
2825	no strict 'refs';	3314	$fun = "safe::$fun" if $CFG{safe_eval};
2826	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3315	*$fun = $safe_hole->wrap ($cb);
2827	}	3316	}
2828		3317
2829	=back	3318	=back
2830		3319
2831	=cut	3320	=cut
…		…
2834	# the server's init and main functions	3323	# the server's init and main functions
2835		3324
2836	sub load_facedata($) {	3325	sub load_facedata($) {
2837	my ($path) = @_;	3326	my ($path) = @_;
2838		3327
		3328	# HACK to clear player env face cache, we need some signal framework
		3329	# for this (global event?)
		3330	%ext::player_env::MUSIC_FACE_CACHE = ();
		3331
2839	my $enc = JSON::XS->new->utf8->canonical;	3332	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2840		3333
2841	warn "loading facedata from $path\n";	3334	warn "loading facedata from $path\n";
2842		3335
2843	my $facedata;	3336	my $facedata;
2844	0 < aio_load $path, $facedata	3337	0 < aio_load $path, $facedata
…		…
2848		3341
2849	$facedata->{version} == 2	3342	$facedata->{version} == 2
2850	or cf::cleanup "$path: version mismatch, cannot proceed.";	3343	or cf::cleanup "$path: version mismatch, cannot proceed.";
2851		3344
2852	# patch in the exptable	3345	# patch in the exptable
		3346	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
2853	$facedata->{resource}{"res/exp_table"} = {	3347	$facedata->{resource}{"res/exp_table"} = {
2854	type => FT_RSRC,	3348	type => FT_RSRC,
2855	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3349	data => $exp_table,
		3350	hash => (Digest::MD5::md5 $exp_table),
2856	};	3351	};
2857	cf::cede_to_tick;	3352	cf::cede_to_tick;
2858		3353
2859	{	3354	{
2860	my $faces = $facedata->{faceinfo};	3355	my $faces = $facedata->{faceinfo};
2861		3356
2862	while (my ($face, $info) = each %$faces) {	3357	while (my ($face, $info) = each %$faces) {
2863	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3358	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3359
2864	cf::face::set_visibility $idx, $info->{visibility};	3360	cf::face::set_visibility $idx, $info->{visibility};
2865	cf::face::set_magicmap $idx, $info->{magicmap};	3361	cf::face::set_magicmap $idx, $info->{magicmap};
2866	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3362	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2867	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3363	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
2868		3364
2869	cf::cede_to_tick;	3365	cf::cede_to_tick;
2870	}	3366	}
2871		3367
2872	while (my ($face, $info) = each %$faces) {	3368	while (my ($face, $info) = each %$faces) {
2873	next unless $info->{smooth};	3369	next unless $info->{smooth};
		3370
2874	my $idx = cf::face::find $face	3371	my $idx = cf::face::find $face
2875	or next;	3372	or next;
		3373
2876	if (my $smooth = cf::face::find $info->{smooth}) {	3374	if (my $smooth = cf::face::find $info->{smooth}) {
2877	cf::face::set_smooth $idx, $smooth;	3375	cf::face::set_smooth $idx, $smooth;
2878	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3376	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2879	} else {	3377	} else {
2880	warn "smooth face '$info->{smooth}' not found for face '$face'";	3378	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
2894		3392
2895	cf::anim::invalidate_all; # d'oh	3393	cf::anim::invalidate_all; # d'oh
2896	}	3394	}
2897		3395
2898	{	3396	{
2899	# TODO: for gcfclient pleasure, we should give resources
2900	# that gcfclient doesn't grok a >10000 face index.
2901	my $res = $facedata->{resource};	3397	my $res = $facedata->{resource};
2902		3398
2903	my $soundconf = delete $res->{"res/sound.conf"};
2904
2905	while (my ($name, $info) = each %$res) {	3399	while (my ($name, $info) = each %$res) {
		3400	if (defined $info->{type}) {
2906	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3401	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2907	my $data;
2908		3402
2909	if ($info->{type} & 1) {	3403	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
2910	# prepend meta info	3404	cf::face::set_type $idx, $info->{type};
2911
2912	my $meta = $enc->encode ({
2913	name => $name,
2914	%{ $info->{meta} || {} },
2915	});
2916
2917	$data = pack "(w/a*)*", $meta, $info->{data};
2918	} else {	3405	} else {
2919	$data = $info->{data};	3406	$RESOURCE{$name} = $info;
2920	}	3407	}
2921		3408
2922	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
2923	cf::face::set_type $idx, $info->{type};
2924
2925	cf::cede_to_tick;	3409	cf::cede_to_tick;
2926	}	3410	}
2927
2928	if ($soundconf) {
2929	$soundconf = $enc->decode (delete $soundconf->{data});
2930
2931	for (0 .. SOUND_CAST_SPELL_0 - 1) {
2932	my $sound = $soundconf->{compat}[$_]
2933	or next;
2934
2935	my $face = cf::face::find "sound/$sound->[1]";
2936	cf::sound::set $sound->[0] => $face;
2937	cf::sound::old_sound_index $_, $face; # gcfclient-compat
2938	}
2939
2940	while (my ($k, $v) = each %{$soundconf->{event}}) {
2941	my $face = cf::face::find "sound/$v";
2942	cf::sound::set $k => $face;
2943	}
2944	}
2945	}	3411	}
		3412
		3413	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
2946		3414
2947	1	3415	1
2948	}	3416	}
		3417
		3418	cf::global->attach (on_resource_update => sub {
		3419	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3420	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3421
		3422	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3423	my $sound = $soundconf->{compat}[$_]
		3424	or next;
		3425
		3426	my $face = cf::face::find "sound/$sound->[1]";
		3427	cf::sound::set $sound->[0] => $face;
		3428	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3429	}
		3430
		3431	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3432	my $face = cf::face::find "sound/$v";
		3433	cf::sound::set $k => $face;
		3434	}
		3435	}
		3436	});
2949		3437
2950	register_exticmd fx_want => sub {	3438	register_exticmd fx_want => sub {
2951	my ($ns, $want) = @_;	3439	my ($ns, $want) = @_;
2952		3440
2953	while (my ($k, $v) = each %$want) {	3441	while (my ($k, $v) = each %$want) {
2954	$ns->fx_want ($k, $v);	3442	$ns->fx_want ($k, $v);
2955	}	3443	}
2956	};	3444	};
2957		3445
		3446	sub load_resource_file($) {
		3447	my $guard = lock_acquire "load_resource_file";
		3448
		3449	my $status = load_resource_file_ $_[0];
		3450	get_slot 0.1, 100;
		3451	cf::arch::commit_load;
		3452
		3453	$status
		3454	}
		3455
2958	sub reload_regions {	3456	sub reload_regions {
		3457	# HACK to clear player env face cache, we need some signal framework
		3458	# for this (global event?)
		3459	%ext::player_env::MUSIC_FACE_CACHE = ();
		3460
2959	load_resource_file "$MAPDIR/regions"	3461	load_resource_file "$MAPDIR/regions"
2960	or die "unable to load regions file\n";	3462	or die "unable to load regions file\n";
2961		3463
2962	for (cf::region::list) {	3464	for (cf::region::list) {
2963	$_->{match} = qr/$_->{match}/	3465	$_->{match} = qr/$_->{match}/
…		…
2971	}	3473	}
2972		3474
2973	sub reload_archetypes {	3475	sub reload_archetypes {
2974	load_resource_file "$DATADIR/archetypes"	3476	load_resource_file "$DATADIR/archetypes"
2975	or die "unable to load archetypes\n";	3477	or die "unable to load archetypes\n";
2976	#d# NEED to laod twice to resolve forward references
2977	# this really needs to be done in an extra post-pass
2978	# (which needs to be synchronous, so solve it differently)
2979	load_resource_file "$DATADIR/archetypes"
2980	or die "unable to load archetypes\n";
2981	}	3478	}
2982		3479
2983	sub reload_treasures {	3480	sub reload_treasures {
2984	load_resource_file "$DATADIR/treasures"	3481	load_resource_file "$DATADIR/treasures"
2985	or die "unable to load treasurelists\n";	3482	or die "unable to load treasurelists\n";
2986	}	3483	}
2987		3484
2988	sub reload_resources {	3485	sub reload_resources {
2989	warn "reloading resource files...\n";	3486	warn "reloading resource files...\n";
2990		3487
		3488	reload_facedata;
		3489	reload_archetypes;
2991	reload_regions;	3490	reload_regions;
2992	reload_facedata;
2993	#reload_archetypes;#d#
2994	reload_archetypes;
2995	reload_treasures;	3491	reload_treasures;
2996		3492
2997	warn "finished reloading resource files\n";	3493	warn "finished reloading resource files\n";
2998	}	3494	}
2999		3495
3000	sub init {	3496	sub reload_config {
3001	reload_resources;	3497	warn "reloading config file...\n";
3002	}
3003		3498
3004	sub cfg_load {
3005	open my $fh, "<:utf8", "$CONFDIR/config"	3499	open my $fh, "<:utf8", "$CONFDIR/config"
3006	or return;	3500	or return;
3007		3501
3008	local $/;	3502	local $/;
3009	*CFG = YAML::Syck::Load <$fh>;	3503	*CFG = YAML::XS::Load scalar <$fh>;
3010		3504
3011	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3505	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3012		3506
3013	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3507	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3014	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3508	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3018	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3512	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3019	and die "WARNING: m(un)lockall failed: $!\n";	3513	and die "WARNING: m(un)lockall failed: $!\n";
3020	};	3514	};
3021	warn $@ if $@;	3515	warn $@ if $@;
3022	}	3516	}
		3517
		3518	warn "finished reloading resource files\n";
		3519	}
		3520
		3521	sub pidfile() {
		3522	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3523	or die "$PIDFILE: $!";
		3524	flock $fh, &Fcntl::LOCK_EX
		3525	or die "$PIDFILE: flock: $!";
		3526	$fh
		3527	}
		3528
		3529	# make sure only one server instance is running at any one time
		3530	sub atomic {
		3531	my $fh = pidfile;
		3532
		3533	my $pid = <$fh>;
		3534	kill 9, $pid if $pid > 0;
		3535
		3536	seek $fh, 0, 0;
		3537	print $fh $$;
		3538	}
		3539
		3540	sub main_loop {
		3541	warn "EV::loop starting\n";
		3542	if (1) {
		3543	EV::loop;
		3544	}
		3545	warn "EV::loop returned\n";
		3546	goto &main_loop unless $REALLY_UNLOOP;
3023	}	3547	}
3024		3548
3025	sub main {	3549	sub main {
		3550	cf::init_globals; # initialise logging
		3551
		3552	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3553	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3554	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3555	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3556
		3557	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3558
3026	# we must not ever block the main coroutine	3559	# we must not ever block the main coroutine
3027	local $Coro::idle = sub {	3560	local $Coro::idle = sub {
3028	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3561	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3029	(async {	3562	(async {
3030	Event::one_event;	3563	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3564	EV::loop EV::LOOP_ONESHOT;
3031	})->prio (Coro::PRIO_MAX);	3565	})->prio (Coro::PRIO_MAX);
3032	};	3566	};
3033		3567
3034	cfg_load;	3568	evthread_start IO::AIO::poll_fileno;
		3569
		3570	cf::sync_job {
		3571	cf::init_experience;
		3572	cf::init_anim;
		3573	cf::init_attackmess;
		3574	cf::init_dynamic;
		3575
		3576	cf::load_settings;
		3577	cf::load_materials;
		3578
		3579	reload_resources;
		3580	reload_config;
3035	db_init;	3581	db_init;
		3582
		3583	cf::init_uuid;
		3584	cf::init_signals;
		3585	cf::init_skills;
		3586
		3587	cf::init_beforeplay;
		3588
		3589	atomic;
		3590
3036	load_extensions;	3591	load_extensions;
3037		3592
3038	$TICK_WATCHER->start;	3593	utime time, time, $RUNTIMEFILE;
3039	Event::loop;	3594
		3595	# no (long-running) fork's whatsoever before this point(!)
		3596	use POSIX ();
		3597	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3598
		3599	(pop @POST_INIT)->(0) while @POST_INIT;
		3600	};
		3601
		3602	cf::object::thawer::errors_are_fatal 0;
		3603	warn "parse errors in files are no longer fatal from this point on.\n";
		3604
		3605	main_loop;
3040	}	3606	}
3041		3607
3042	#############################################################################	3608	#############################################################################
3043	# initialisation and cleanup	3609	# initialisation and cleanup
3044		3610
3045	# install some emergency cleanup handlers	3611	# install some emergency cleanup handlers
3046	BEGIN {	3612	BEGIN {
		3613	our %SIGWATCHER = ();
3047	for my $signal (qw(INT HUP TERM)) {	3614	for my $signal (qw(INT HUP TERM)) {
3048	Event->signal (	3615	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3049	reentrant => 0,
3050	data => WF_AUTOCANCEL,
3051	signal => $signal,
3052	prio => 0,
3053	cb => sub {
3054	cf::cleanup "SIG$signal";	3616	cf::cleanup "SIG$signal";
3055	},
3056	);	3617	};
3057	}	3618	}
3058	}	3619	}
3059		3620
3060	sub write_runtime {	3621	sub write_runtime_sync {
3061	my $runtime = "$LOCALDIR/runtime";	3622	my $t0 = AE::time;
3062		3623
3063	# first touch the runtime file to show we are still running:	3624	# first touch the runtime file to show we are still running:
3064	# the fsync below can take a very very long time.	3625	# the fsync below can take a very very long time.
3065		3626
3066	IO::AIO::aio_utime $runtime, undef, undef;	3627	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3067		3628
3068	my $guard = cf::lock_acquire "write_runtime";	3629	my $guard = cf::lock_acquire "write_runtime";
3069		3630
3070	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3631	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3071	or return;	3632	or return;
3072		3633
3073	my $value = $cf::RUNTIME + 90 + 10;	3634	my $value = $cf::RUNTIME + 90 + 10;
3074	# 10 is the runtime save interval, for a monotonic clock	3635	# 10 is the runtime save interval, for a monotonic clock
3075	# 60 allows for the watchdog to kill the server.	3636	# 60 allows for the watchdog to kill the server.
…		…
3085	aio_utime $fh, undef, undef;	3646	aio_utime $fh, undef, undef;
3086		3647
3087	close $fh	3648	close $fh
3088	or return;	3649	or return;
3089		3650
3090	aio_rename "$runtime~", $runtime	3651	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3091	and return;	3652	and return;
3092		3653
3093	warn "runtime file written.\n";	3654	warn sprintf "runtime file written (%gs).\n", AE::time - $t0;
3094		3655
3095	1	3656	1
		3657	}
		3658
		3659	our $uuid_lock;
		3660	our $uuid_skip;
		3661
		3662	sub write_uuid_sync($) {
		3663	$uuid_skip ||= $_[0];
		3664
		3665	return if $uuid_lock;
		3666	local $uuid_lock = 1;
		3667
		3668	my $uuid = "$LOCALDIR/uuid";
		3669
		3670	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3671	or return;
		3672
		3673	my $value = uuid_seq uuid_cur;
		3674
		3675	unless ($value) {
		3676	warn "cowardly refusing to write zero uuid value!\n";
		3677	return;
		3678	}
		3679
		3680	my $value = uuid_str $value + $uuid_skip;
		3681	$uuid_skip = 0;
		3682
		3683	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3684	and return;
		3685
		3686	# always fsync - this file is important
		3687	aio_fsync $fh
		3688	and return;
		3689
		3690	close $fh
		3691	or return;
		3692
		3693	aio_rename "$uuid~", $uuid
		3694	and return;
		3695
		3696	warn "uuid file written ($value).\n";
		3697
		3698	1
		3699
		3700	}
		3701
		3702	sub write_uuid($$) {
		3703	my ($skip, $sync) = @_;
		3704
		3705	$sync ? write_uuid_sync $skip
		3706	: async { write_uuid_sync $skip };
3096	}	3707	}
3097		3708
3098	sub emergency_save() {	3709	sub emergency_save() {
3099	my $freeze_guard = cf::freeze_mainloop;	3710	my $freeze_guard = cf::freeze_mainloop;
3100		3711
3101	warn "enter emergency perl save\n";	3712	warn "emergency_perl_save: enter\n";
3102		3713
3103	cf::sync_job {	3714	cf::sync_job {
		3715	# this is a trade-off: we want to be very quick here, so
		3716	# save all maps without fsync, and later call a global sync
		3717	# (which in turn might be very very slow)
		3718	local $USE_FSYNC = 0;
		3719
3104	# use a peculiar iteration method to avoid tripping on perl	3720	# use a peculiar iteration method to avoid tripping on perl
3105	# refcount bugs in for. also avoids problems with players	3721	# refcount bugs in for. also avoids problems with players
3106	# and maps saved/destroyed asynchronously.	3722	# and maps saved/destroyed asynchronously.
3107	warn "begin emergency player save\n";	3723	warn "emergency_perl_save: begin player save\n";
3108	for my $login (keys %cf::PLAYER) {	3724	for my $login (keys %cf::PLAYER) {
3109	my $pl = $cf::PLAYER{$login} or next;	3725	my $pl = $cf::PLAYER{$login} or next;
3110	$pl->valid or next;	3726	$pl->valid or next;
		3727	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3111	$pl->save;	3728	$pl->save;
3112	}	3729	}
3113	warn "end emergency player save\n";	3730	warn "emergency_perl_save: end player save\n";
3114		3731
3115	warn "begin emergency map save\n";	3732	warn "emergency_perl_save: begin map save\n";
3116	for my $path (keys %cf::MAP) {	3733	for my $path (keys %cf::MAP) {
3117	my $map = $cf::MAP{$path} or next;	3734	my $map = $cf::MAP{$path} or next;
3118	$map->valid or next;	3735	$map->valid or next;
3119	$map->save;	3736	$map->save;
3120	}	3737	}
3121	warn "end emergency map save\n";	3738	warn "emergency_perl_save: end map save\n";
3122		3739
3123	warn "begin emergency database checkpoint\n";	3740	warn "emergency_perl_save: begin database checkpoint\n";
3124	BDB::db_env_txn_checkpoint $DB_ENV;	3741	BDB::db_env_txn_checkpoint $DB_ENV;
3125	warn "end emergency database checkpoint\n";	3742	warn "emergency_perl_save: end database checkpoint\n";
		3743
		3744	warn "emergency_perl_save: begin write uuid\n";
		3745	write_uuid_sync 1;
		3746	warn "emergency_perl_save: end write uuid\n";
3126	};	3747	};
3127		3748
		3749	warn "emergency_perl_save: starting sync()\n";
		3750	IO::AIO::aio_sync sub {
		3751	warn "emergency_perl_save: finished sync()\n";
		3752	};
		3753
3128	warn "leave emergency perl save\n";	3754	warn "emergency_perl_save: leave\n";
3129	}	3755	}
3130		3756
3131	sub post_cleanup {	3757	sub post_cleanup {
3132	my ($make_core) = @_;	3758	my ($make_core) = @_;
3133		3759
3134	warn Carp::longmess "post_cleanup backtrace"	3760	warn Carp::longmess "post_cleanup backtrace"
3135	if $make_core;	3761	if $make_core;
		3762
		3763	my $fh = pidfile;
		3764	unlink $PIDFILE if <$fh> == $$;
		3765	}
		3766
		3767	# a safer delete_package, copied from Symbol
		3768	sub clear_package($) {
		3769	my $pkg = shift;
		3770
		3771	# expand to full symbol table name if needed
		3772	unless ($pkg =~ /^main::.*::$/) {
		3773	$pkg = "main$pkg" if $pkg =~ /^::/;
		3774	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3775	$pkg .= '::' unless $pkg =~ /::$/;
		3776	}
		3777
		3778	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3779	my $stem_symtab = *{$stem}{HASH};
		3780
		3781	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3782	or return;
		3783
		3784	# clear all symbols
		3785	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3786	for my $name (keys %$leaf_symtab) {
		3787	_gv_clear *{"$pkg$name"};
		3788	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3789	}
3136	}	3790	}
3137		3791
3138	sub do_reload_perl() {	3792	sub do_reload_perl() {
3139	# can/must only be called in main	3793	# can/must only be called in main
3140	if ($Coro::current != $Coro::main) {	3794	if ($Coro::current != $Coro::main) {
3141	warn "can only reload from main coroutine";	3795	warn "can only reload from main coroutine";
3142	return;	3796	return;
3143	}	3797	}
3144		3798
		3799	return if $RELOAD++;
		3800
		3801	my $t1 = AE::time;
		3802
		3803	while ($RELOAD) {
3145	warn "reloading...";	3804	warn "reloading...";
3146		3805
3147	warn "entering sync_job";	3806	warn "entering sync_job";
3148		3807
3149	cf::sync_job {	3808	cf::sync_job {
3150	cf::write_runtime; # external watchdog should not bark	3809	cf::write_runtime_sync; # external watchdog should not bark
3151	cf::emergency_save;	3810	cf::emergency_save;
3152	cf::write_runtime; # external watchdog should not bark	3811	cf::write_runtime_sync; # external watchdog should not bark
3153		3812
3154	warn "syncing database to disk";	3813	warn "syncing database to disk";
3155	BDB::db_env_txn_checkpoint $DB_ENV;	3814	BDB::db_env_txn_checkpoint $DB_ENV;
3156		3815
3157	# if anything goes wrong in here, we should simply crash as we already saved	3816	# if anything goes wrong in here, we should simply crash as we already saved
3158		3817
3159	warn "cancelling all WF_AUTOCANCEL watchers";
3160	for (Event::all_watchers) {
3161	$_->cancel if $_->data & WF_AUTOCANCEL;
3162	}
3163
3164	warn "flushing outstanding aio requests";	3818	warn "flushing outstanding aio requests";
3165	for (;;) {
3166	BDB::flush;
3167	IO::AIO::flush;
3168	Coro::cede;
3169	last unless IO::AIO::nreqs || BDB::nreqs;	3819	while (IO::AIO::nreqs || BDB::nreqs) {
3170	warn "iterate...";	3820	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3171	}
3172
3173	++$RELOAD;
3174
3175	warn "cancelling all extension coros";
3176	$_->cancel for values %EXT_CORO;
3177	%EXT_CORO = ();
3178
3179	warn "removing commands";
3180	%COMMAND = ();
3181
3182	warn "removing ext/exti commands";
3183	%EXTCMD = ();
3184	%EXTICMD = ();
3185
3186	warn "unloading/nuking all extensions";
3187	for my $pkg (@EXTS) {
3188	warn "... unloading $pkg";
3189
3190	if (my $cb = $pkg->can ("unload")) {
3191	eval {
3192	$cb->($pkg);
3193	1
3194	} or warn "$pkg unloaded, but with errors: $@";
3195	}	3821	}
3196		3822
3197	warn "... nuking $pkg";	3823	warn "cancelling all extension coros";
3198	Symbol::delete_package $pkg;	3824	$_->cancel for values %EXT_CORO;
3199	}	3825	%EXT_CORO = ();
3200		3826
3201	warn "unloading all perl modules loaded from $LIBDIR";	3827	warn "removing commands";
3202	while (my ($k, $v) = each %INC) {	3828	%COMMAND = ();
3203	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3204		3829
		3830	warn "removing ext/exti commands";
		3831	%EXTCMD = ();
		3832	%EXTICMD = ();
		3833
		3834	warn "unloading/nuking all extensions";
		3835	for my $pkg (@EXTS) {
3205	warn "... unloading $k";	3836	warn "... unloading $pkg";
3206	delete $INC{$k};
3207		3837
3208	$k =~ s/\.pm$//;
3209	$k =~ s/\//::/g;
3210
3211	if (my $cb = $k->can ("unload_module")) {	3838	if (my $cb = $pkg->can ("unload")) {
		3839	eval {
3212	$cb->();	3840	$cb->($pkg);
		3841	1
		3842	} or warn "$pkg unloaded, but with errors: $@";
		3843	}
		3844
		3845	warn "... clearing $pkg";
		3846	clear_package $pkg;
3213	}	3847	}
3214		3848
3215	Symbol::delete_package $k;	3849	warn "unloading all perl modules loaded from $LIBDIR";
		3850	while (my ($k, $v) = each %INC) {
		3851	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3852
		3853	warn "... unloading $k";
		3854	delete $INC{$k};
		3855
		3856	$k =~ s/\.pm$//;
		3857	$k =~ s/\//::/g;
		3858
		3859	if (my $cb = $k->can ("unload_module")) {
		3860	$cb->();
		3861	}
		3862
		3863	clear_package $k;
3216	}	3864	}
3217		3865
3218	warn "getting rid of safe::, as good as possible";	3866	warn "getting rid of safe::, as good as possible";
3219	Symbol::delete_package "safe::$_"	3867	clear_package "safe::$_"
3220	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3868	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3221		3869
3222	warn "unloading cf.pm \"a bit\"";	3870	warn "unloading cf.pm \"a bit\"";
3223	delete $INC{"cf.pm"};	3871	delete $INC{"cf.pm"};
3224	delete $INC{"cf/pod.pm"};	3872	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3225		3873
3226	# don't, removes xs symbols, too,	3874	# don't, removes xs symbols, too,
3227	# and global variables created in xs	3875	# and global variables created in xs
3228	#Symbol::delete_package __PACKAGE__;	3876	#clear_package __PACKAGE__;
3229		3877
3230	warn "unload completed, starting to reload now";	3878	warn "unload completed, starting to reload now";
3231		3879
3232	warn "reloading cf.pm";	3880	warn "reloading cf.pm";
3233	require cf;	3881	require cf;
3234	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3882	cf::_connect_to_perl_1;
3235		3883
3236	warn "loading config and database again";	3884	warn "loading config and database again";
3237	cf::cfg_load;	3885	cf::reload_config;
3238		3886
3239	warn "loading extensions";	3887	warn "loading extensions";
3240	cf::load_extensions;	3888	cf::load_extensions;
3241		3889
		3890	if ($REATTACH_ON_RELOAD) {
3242	warn "reattaching attachments to objects/players";	3891	warn "reattaching attachments to objects/players";
3243	_global_reattach; # objects, sockets	3892	_global_reattach; # objects, sockets
3244	warn "reattaching attachments to maps";	3893	warn "reattaching attachments to maps";
3245	reattach $_ for values %MAP;	3894	reattach $_ for values %MAP;
3246	warn "reattaching attachments to players";	3895	warn "reattaching attachments to players";
3247	reattach $_ for values %PLAYER;	3896	reattach $_ for values %PLAYER;
		3897	}
3248		3898
		3899	warn "running post_init jobs";
		3900	(pop @POST_INIT)->(1) while @POST_INIT;
		3901
3249	warn "leaving sync_job";	3902	warn "leaving sync_job";
3250		3903
3251	1	3904	1
3252	} or do {	3905	} or do {
3253	warn $@;	3906	warn $@;
3254	warn "error while reloading, exiting.";	3907	cf::cleanup "error while reloading, exiting.";
3255	exit 1;
3256	};	3908	};
3257		3909
3258	warn "reloaded";	3910	warn "reloaded";
		3911	--$RELOAD;
		3912	}
		3913
		3914	$t1 = AE::time - $t1;
		3915	warn "reload completed in ${t1}s\n";
3259	};	3916	};
3260		3917
3261	our $RELOAD_WATCHER; # used only during reload	3918	our $RELOAD_WATCHER; # used only during reload
3262		3919
3263	sub reload_perl() {	3920	sub reload_perl() {
3264	# doing reload synchronously and two reloads happen back-to-back,	3921	# doing reload synchronously and two reloads happen back-to-back,
3265	# coro crashes during coro_state_free->destroy here.	3922	# coro crashes during coro_state_free->destroy here.
3266		3923
3267	$RELOAD_WATCHER ||= Event->timer (	3924	$RELOAD_WATCHER ||= cf::async {
3268	reentrant => 0,	3925	Coro::AIO::aio_wait cache_extensions;
3269	after => 0,	3926
3270	data => WF_AUTOCANCEL,	3927	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3271	cb => sub {
3272	do_reload_perl;	3928	do_reload_perl;
3273	undef $RELOAD_WATCHER;	3929	undef $RELOAD_WATCHER;
3274	},	3930	};
3275	);	3931	};
3276	}	3932	}
3277		3933
3278	register_command "reload" => sub {	3934	register_command "reload" => sub {
3279	my ($who, $arg) = @_;	3935	my ($who, $arg) = @_;
3280		3936
3281	if ($who->flag (FLAG_WIZ)) {	3937	if ($who->flag (FLAG_WIZ)) {
3282	$who->message ("reloading server.");	3938	$who->message ("reloading server.");
		3939	async {
		3940	$Coro::current->{desc} = "perl_reload";
3283	async { reload_perl };	3941	reload_perl;
		3942	};
3284	}	3943	}
3285	};	3944	};
3286		3945
3287	unshift @INC, $LIBDIR;	3946	unshift @INC, $LIBDIR;
3288		3947
…		…
3290		3949
3291	our @WAIT_FOR_TICK;	3950	our @WAIT_FOR_TICK;
3292	our @WAIT_FOR_TICK_BEGIN;	3951	our @WAIT_FOR_TICK_BEGIN;
3293		3952
3294	sub wait_for_tick {	3953	sub wait_for_tick {
3295	return unless $TICK_WATCHER->is_active;
3296	return if $Coro::current == $Coro::main;	3954	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3297		3955
3298	my $signal = new Coro::Signal;	3956	my $signal = new Coro::Signal;
3299	push @WAIT_FOR_TICK, $signal;	3957	push @WAIT_FOR_TICK, $signal;
3300	$signal->wait;	3958	$signal->wait;
3301	}	3959	}
3302		3960
3303	sub wait_for_tick_begin {	3961	sub wait_for_tick_begin {
3304	return unless $TICK_WATCHER->is_active;
3305	return if $Coro::current == $Coro::main;	3962	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3306		3963
3307	my $signal = new Coro::Signal;	3964	my $signal = new Coro::Signal;
3308	push @WAIT_FOR_TICK_BEGIN, $signal;	3965	push @WAIT_FOR_TICK_BEGIN, $signal;
3309	$signal->wait;	3966	$signal->wait;
3310	}	3967	}
3311		3968
3312	my $min = 1e6;#d#	3969	sub tick {
3313	my $avg = 10;
3314	$TICK_WATCHER = Event->timer (
3315	reentrant => 0,
3316	parked => 1,
3317	prio => 0,
3318	at => $NEXT_TICK || $TICK,
3319	data => WF_AUTOCANCEL,
3320	cb => sub {
3321	if ($Coro::current != $Coro::main) {	3970	if ($Coro::current != $Coro::main) {
3322	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3971	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3323	unless ++$bug_warning > 10;	3972	unless ++$bug_warning > 10;
3324	return;	3973	return;
3325	}	3974	}
3326		3975
3327	$NOW = $tick_start = Event::time;
3328
3329	cf::server_tick; # one server iteration	3976	cf::server_tick; # one server iteration
3330		3977
3331	0 && sync_job {#d#	3978	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3332	for(1..10) {
3333	my $t = Event::time;
3334	my $map = my $map = new_from_path cf::map "/tmp/x.map"
3335	or die;
3336		3979
3337	$map->width (50);	3980	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3338	$map->height (50);	3981	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3339	$map->alloc;	3982	Coro::async_pool {
3340	$map->_load_objects ("/tmp/x.map", 1);	3983	$Coro::current->{desc} = "runtime saver";
3341	my $t = Event::time - $t;	3984	write_runtime_sync
3342		3985	or warn "ERROR: unable to write runtime file: $!";
3343	#next unless $t < 0.0013;#d#
3344	if ($t < $min) {
3345	$min = $t;
3346	}
3347	$avg = $avg * 0.99 + $t * 0.01;
3348	}
3349	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3350	exit 0;
3351	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3352	};	3986	};
		3987	}
3353		3988
3354	$RUNTIME += $TICK;
3355	$NEXT_TICK += $TICK;
3356
3357	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3358	$NEXT_RUNTIME_WRITE = $NOW + 10;
3359	Coro::async_pool {
3360	write_runtime
3361	or warn "ERROR: unable to write runtime file: $!";
3362	};
3363	}
3364
3365	# my $AFTER = Event::time;
3366	# warn $AFTER - $NOW;#d#
3367
3368	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3989	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3369	$sig->send;	3990	$sig->send;
3370	}	3991	}
3371	while (my $sig = shift @WAIT_FOR_TICK) {	3992	while (my $sig = shift @WAIT_FOR_TICK) {
3372	$sig->send;	3993	$sig->send;
3373	}	3994	}
3374		3995
3375	$NOW = Event::time;	3996	$LOAD = ($NOW - $TICK_START) / $TICK;
3376
3377	# if we are delayed by four ticks or more, skip them all
3378	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3379
3380	$TICK_WATCHER->at ($NEXT_TICK);
3381	$TICK_WATCHER->start;
3382
3383	$LOAD = ($NOW - $tick_start) / $TICK;
3384	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3997	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3385		3998
3386	_post_tick;	3999	if (0) {
3387		4000	if ($NEXT_TICK) {
3388		4001	my $jitter = $TICK_START - $NEXT_TICK;
		4002	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4003	warn "jitter $JITTER\n";#d#
		4004	}
3389	},	4005	}
3390	);	4006	}
3391		4007
3392	{	4008	{
3393	BDB::max_poll_time $TICK * 0.1;	4009	# configure BDB
3394	$BDB_POLL_WATCHER = Event->io (	4010
3395	reentrant => 0,
3396	fd => BDB::poll_fileno,
3397	poll => 'r',
3398	prio => 0,
3399	data => WF_AUTOCANCEL,
3400	cb => \&BDB::poll_cb,
3401	);
3402	BDB::min_parallel 8;	4011	BDB::min_parallel 16;
3403		4012	BDB::max_poll_reqs $TICK * 0.1;
3404	BDB::set_sync_prepare {	4013	$AnyEvent::BDB::WATCHER->priority (1);
3405	my $status;
3406	my $current = $Coro::current;
3407	(
3408	sub {
3409	$status = $!;
3410	$current->ready; undef $current;
3411	},
3412	sub {
3413	Coro::schedule while defined $current;
3414	$! = $status;
3415	},
3416	)
3417	};
3418		4014
3419	unless ($DB_ENV) {	4015	unless ($DB_ENV) {
3420	$DB_ENV = BDB::db_env_create;	4016	$DB_ENV = BDB::db_env_create;
		4017	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		4018	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4019	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		4020	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		4021	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3421		4022
3422	cf::sync_job {	4023	cf::sync_job {
3423	eval {	4024	eval {
3424	BDB::db_env_open	4025	BDB::db_env_open
3425	$DB_ENV,	4026	$DB_ENV,
…		…
3427	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4028	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3428	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4029	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3429	0666;	4030	0666;
3430		4031
3431	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4032	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3432
3433	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3434	$DB_ENV->set_lk_detect;
3435	};	4033	};
3436		4034
3437	cf::cleanup "db_env_open(db): $@" if $@;	4035	cf::cleanup "db_env_open(db): $@" if $@;
3438	};	4036	};
3439	}	4037	}
		4038
		4039	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		4040	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		4041	};
		4042	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		4043	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		4044	};
		4045	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		4046	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		4047	};
3440	}	4048	}
3441		4049
3442	{	4050	{
		4051	# configure IO::AIO
		4052
3443	IO::AIO::min_parallel 8;	4053	IO::AIO::min_parallel 8;
3444
3445	undef $Coro::AIO::WATCHER;
3446	IO::AIO::max_poll_time $TICK * 0.1;	4054	IO::AIO::max_poll_time $TICK * 0.1;
3447	$AIO_POLL_WATCHER = Event->io (	4055	undef $AnyEvent::AIO::WATCHER;
3448	reentrant => 0,
3449	data => WF_AUTOCANCEL,
3450	fd => IO::AIO::poll_fileno,
3451	poll => 'r',
3452	prio => 6,
3453	cb => \&IO::AIO::poll_cb,
3454	);
3455	}	4056	}
3456		4057
3457	my $_log_backtrace;	4058	my $_log_backtrace;
3458		4059
3459	sub _log_backtrace {	4060	sub _log_backtrace {
…		…
3462	$msg =~ s/\n//;	4063	$msg =~ s/\n//;
3463		4064
3464	# limit the # of concurrent backtraces	4065	# limit the # of concurrent backtraces
3465	if ($_log_backtrace < 2) {	4066	if ($_log_backtrace < 2) {
3466	++$_log_backtrace;	4067	++$_log_backtrace;
		4068	my $perl_bt = Carp::longmess $msg;
3467	async {	4069	async {
		4070	$Coro::current->{desc} = "abt $msg";
		4071
3468	my @bt = fork_call {	4072	my @bt = fork_call {
3469	@addr = map { sprintf "%x", $_ } @addr;	4073	@addr = map { sprintf "%x", $_ } @addr;
3470	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4074	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3471	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4075	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3472	or die "addr2line: $!";	4076	or die "addr2line: $!";
…		…
3480	}	4084	}
3481		4085
3482	@funcs	4086	@funcs
3483	};	4087	};
3484		4088
3485	LOG llevInfo, "[ABT] $msg\n";	4089	LOG llevInfo, "[ABT] $perl_bt\n";
		4090	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3486	LOG llevInfo, "[ABT] $_\n" for @bt;	4091	LOG llevInfo, "[ABT] $_\n" for @bt;
3487	--$_log_backtrace;	4092	--$_log_backtrace;
3488	};	4093	};
3489	} else {	4094	} else {
3490	LOG llevInfo, "[ABT] $msg\n";	4095	LOG llevInfo, "[ABT] $msg\n";
3491	LOG llevInfo, "[ABT] [suppressed]\n";	4096	LOG llevInfo, "[ABT] [suppressed]\n";
3492	}	4097	}
3493	}	4098	}
3494		4099
3495	# load additional modules	4100	# load additional modules
3496	use cf::pod;	4101	require "cf/$_.pm" for @EXTRA_MODULES;
		4102	cf::_connect_to_perl_2;
3497		4103
3498	END { cf::emergency_save }	4104	END { cf::emergency_save }
3499		4105
3500	1	4106	1
3501		4107

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