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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.356 by root, Tue Sep 4 05:43:21 2007 UTC vs.
Revision 1.529 by root, Wed Apr 28 11:28:22 2010 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008,2009,2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify it under
		7	# the terms of the Affero GNU General Public License as published by the
		8	# Free Software Foundation, either version 3 of the License, or (at your
		9	# option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the Affero GNU General Public License
		17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
		19	#
		20	# The authors can be reached via e-mail to <support@deliantra.net>
		21	#
		22
1	package cf;	23	package cf;
2		24
		25	use 5.10.0;
3	use utf8;	26	use utf8;
4	use strict;	27	use strict qw(vars subs);
5		28
6	use Symbol;	29	use Symbol;
7	use List::Util;	30	use List::Util;
8	use Socket;	31	use Socket;
9	use Storable;	32	use EV;
10	use Event;
11	use Opcode;	33	use Opcode;
12	use Safe;	34	use Safe;
13	use Safe::Hole;	35	use Safe::Hole;
		36	use Storable ();
		37	use Carp ();
14		38
		39	use Guard ();
15	use Coro 3.64 ();	40	use Coro ();
16	use Coro::State;	41	use Coro::State;
17	use Coro::Handle;	42	use Coro::Handle;
		43	use Coro::EV;
18	use Coro::Event;	44	use Coro::AnyEvent;
19	use Coro::Timer;	45	use Coro::Timer;
20	use Coro::Signal;	46	use Coro::Signal;
21	use Coro::Semaphore;	47	use Coro::Semaphore;
		48	use Coro::SemaphoreSet;
		49	use Coro::AnyEvent;
22	use Coro::AIO;	50	use Coro::AIO;
		51	use Coro::BDB 1.6;
23	use Coro::Storable;	52	use Coro::Storable;
24	use Coro::Util ();	53	use Coro::Util ();
25		54
26	use JSON::XS ();	55	use JSON::XS 2.01 ();
27	use BDB ();	56	use BDB ();
28	use Data::Dumper;	57	use Data::Dumper;
29	use Digest::MD5;
30	use Fcntl;	58	use Fcntl;
31	use YAML::Syck ();	59	use YAML::XS ();
32	use IO::AIO 2.32 ();	60	use IO::AIO ();
33	use Time::HiRes;	61	use Time::HiRes;
34	use Compress::LZF;	62	use Compress::LZF;
35	use Digest::MD5 ();	63	use Digest::MD5 ();
		64
		65	AnyEvent::detect;
36		66
37	# configure various modules to our taste	67	# configure various modules to our taste
38	#	68	#
39	$Storable::canonical = 1; # reduce rsync transfers	69	$Storable::canonical = 1; # reduce rsync transfers
40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	70	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		71
		72	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		73
		74	# make sure c-lzf reinitialises itself
		75	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
41	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	76	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42		77
43	$Event::Eval = 1; # no idea why this is required, but it is	78	# strictly for debugging
44		79	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
45	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
46	$YAML::Syck::ImplicitUnicode = 1;
47
48	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
49		80
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	81	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
51		82
52	our %COMMAND = ();	83	our %COMMAND = ();
53	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
…		…
56	our %EXTCMD = ();	87	our %EXTCMD = ();
57	our %EXTICMD = ();	88	our %EXTICMD = ();
58	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
59	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
60		91
61	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
62	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
63		96
64	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
65	our $DATADIR = datadir;	98	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	99	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	100	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	101	our $MAPDIR = "$DATADIR/" . mapdir;
69	our $LOCALDIR = localdir;	102	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	103	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	104	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	105	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	106	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	107	our $BDBDIR = "$LOCALDIR/db";
		108	our $PIDFILE = "$LOCALDIR/pid";
		109	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		110
		111	our %RESOURCE;
		112
		113	our $OUTPUT_RATE_MIN = 3000;
		114	our $OUTPUT_RATE_MAX = 1000000;
		115
		116	our $MAX_LINKS = 32; # how many chained exits to follow
		117	our $VERBOSE_IO = 1;
75		118
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	119	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	120	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	121	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	122	our $USE_FSYNC = 1; # use fsync to write maps - default on
83		123
		124	our $BDB_DEADLOCK_WATCHER;
		125	our $BDB_CHECKPOINT_WATCHER;
84	our $BDB_POLL_WATCHER;	126	our $BDB_TRICKLE_WATCHER;
85	our $DB_ENV;	127	our $DB_ENV;
		128
		129	our @EXTRA_MODULES = qw(pod match mapscript);
86		130
87	our %CFG;	131	our %CFG;
88		132
89	our $UPTIME; $UPTIME ||= time;	133	our $UPTIME; $UPTIME ||= time;
90	our $RUNTIME;	134	our $RUNTIME;
		135	our $NOW;
91		136
92	our (%PLAYER, %PLAYER_LOADING); # all users	137	our (%PLAYER, %PLAYER_LOADING); # all users
93	our (%MAP, %MAP_LOADING ); # all maps	138	our (%MAP, %MAP_LOADING ); # all maps
94	our $LINK_MAP; # the special {link} map, which is always available	139	our $LINK_MAP; # the special {link} map, which is always available
95		140
96	# used to convert map paths into valid unix filenames by replacing / by ∕	141	# used to convert map paths into valid unix filenames by replacing / by ∕
97	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	142	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
98		143
99	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	144	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
100	our $LOADAVG; # same thing, but with alpha-smoothing	145	our $LOADAVG; # same thing, but with alpha-smoothing
		146	our $JITTER; # average jitter
101	our $tick_start; # for load detecting purposes	147	our $TICK_START; # for load detecting purposes
		148
		149	our @POST_INIT;
		150
		151	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		152	our $REALLY_UNLOOP; # never set to true, please :)
102		153
103	binmode STDOUT;	154	binmode STDOUT;
104	binmode STDERR;	155	binmode STDERR;
105		156
106	# read virtual server time, if available	157	# read virtual server time, if available
107	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	158	unless ($RUNTIME || !-e $RUNTIMEFILE) {
108	open my $fh, "<", "$LOCALDIR/runtime"	159	open my $fh, "<", $RUNTIMEFILE
109	or die "unable to read runtime file: $!";	160	or die "unable to read $RUNTIMEFILE file: $!";
110	$RUNTIME = <$fh> + 0.;	161	$RUNTIME = <$fh> + 0.;
111	}	162	}
		163
		164	eval "sub TICK() { $TICK } 1" or die;
112		165
113	mkdir $_	166	mkdir $_
114	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	167	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
115		168
116	our $EMERGENCY_POSITION;	169	our $EMERGENCY_POSITION;
117		170
118	sub cf::map::normalise;	171	sub cf::map::normalise;
		172
		173	sub in_main() {
		174	$Coro::current == $Coro::main
		175	}
		176
		177	#############################################################################
		178
		179	%REFLECT = ();
		180	for (@REFLECT) {
		181	my $reflect = JSON::XS::decode_json $_;
		182	$REFLECT{$reflect->{class}} = $reflect;
		183	}
		184
		185	# this is decidedly evil
		186	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
119		187
120	#############################################################################	188	#############################################################################
121		189
122	=head2 GLOBAL VARIABLES	190	=head2 GLOBAL VARIABLES
123		191
…		…
159		227
160	The raw value load value from the last tick.	228	The raw value load value from the last tick.
161		229
162	=item %cf::CFG	230	=item %cf::CFG
163		231
164	Configuration for the server, loaded from C</etc/crossfire/config>, or	232	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
165	from wherever your confdir points to.	233	from wherever your confdir points to.
166		234
167	=item cf::wait_for_tick, cf::wait_for_tick_begin	235	=item cf::wait_for_tick, cf::wait_for_tick_begin
168		236
169	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	237	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	238	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.	239	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
172		240
173	=item @cf::INVOKE_RESULTS	241	=item @cf::INVOKE_RESULTS
174		242
175	This array contains the results of the last C<invoke ()> call. When	243	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	244	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
177	that call.	245	that call.
178		246
		247	=item %cf::REFLECT
		248
		249	Contains, for each (C++) class name, a hash reference with information
		250	about object members (methods, scalars, arrays and flags) and other
		251	metadata, which is useful for introspection.
		252
179	=back	253	=back
180		254
181	=cut	255	=cut
182		256
183	BEGIN {	257	$Coro::State::WARNHOOK = sub {
184	*CORE::GLOBAL::warn = sub {
185	my $msg = join "", @_;	258	my $msg = join "", @_;
186		259
187	$msg .= "\n"	260	$msg .= "\n"
188	unless $msg =~ /\n$/;	261	unless $msg =~ /\n$/;
189		262
190	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	263	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
191		264
192	utf8::encode $msg;
193	LOG llevError, $msg;	265	LOG llevError, $msg;
194	};	266	};
195	}	267
		268	$Coro::State::DIEHOOK = sub {
		269	return unless $^S eq 0; # "eq", not "=="
		270
		271	warn Carp::longmess $_[0];
		272
		273	if (in_main) {#d#
		274	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		275	return;#d#
		276	}#d#
		277
		278	# kill coroutine otherwise
		279	Coro::terminate
		280	};
196		281
197	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	282	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
198	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	283	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
199	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	284	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
200	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	285	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
207	for my $pkg (qw(	292	for my $pkg (qw(
208	cf::global cf::attachable	293	cf::global cf::attachable
209	cf::object cf::object::player	294	cf::object cf::object::player
210	cf::client cf::player	295	cf::client cf::player
211	cf::arch cf::living	296	cf::arch cf::living
		297	cf::map cf::mapspace
212	cf::map cf::party cf::region	298	cf::party cf::region
213	)) {	299	)) {
214	no strict 'refs';
215	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	300	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
216	}	301	}
217		302
218	$Event::DIED = sub {	303	$EV::DIED = sub {
219	warn "error in event callback: @_";	304	Carp::cluck "error in event callback: @_";
220	};	305	};
221		306
222	#############################################################################	307	#############################################################################
223		308
224	=head2 UTILITY FUNCTIONS	309	=head2 UTILITY FUNCTIONS
…		…
246	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	331	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
247	$d	332	$d
248	} || "[unable to dump $_[0]: '$@']";	333	} || "[unable to dump $_[0]: '$@']";
249	}	334	}
250		335
251	=item $ref = cf::from_json $json	336	=item $ref = cf::decode_json $json
252		337
253	Converts a JSON string into the corresponding perl data structure.	338	Converts a JSON string into the corresponding perl data structure.
254		339
255	=item $json = cf::to_json $ref	340	=item $json = cf::encode_json $ref
256		341
257	Converts a perl data structure into its JSON representation.	342	Converts a perl data structure into its JSON representation.
258		343
259	=cut	344	=cut
260		345
261	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	346	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
262		347
263	sub to_json ($) { $json_coder->encode ($_[0]) }	348	sub encode_json($) { $json_coder->encode ($_[0]) }
264	sub from_json ($) { $json_coder->decode ($_[0]) }	349	sub decode_json($) { $json_coder->decode ($_[0]) }
		350
		351	=item cf::post_init { BLOCK }
		352
		353	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		354	but I<before> the server starts ticking again.
		355
		356	The cdoeblock will have a single boolean argument to indicate whether this
		357	is a reload or not.
		358
		359	=cut
		360
		361	sub post_init(&) {
		362	push @POST_INIT, shift;
		363	}
265		364
266	=item cf::lock_wait $string	365	=item cf::lock_wait $string
267		366
268	Wait until the given lock is available. See cf::lock_acquire.	367	Wait until the given lock is available. See cf::lock_acquire.
269		368
270	=item my $lock = cf::lock_acquire $string	369	=item my $lock = cf::lock_acquire $string
271		370
272	Wait until the given lock is available and then acquires it and returns	371	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,	372	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	373	for example when the coroutine gets canceled), the lock is automatically
275	returned.	374	returned.
276		375
277	Locks are *not* recursive, locking from the same coro twice results in a	376	Locks are *not* recursive, locking from the same coro twice results in a
278	deadlocked coro.	377	deadlocked coro.
…		…
284		383
285	Return true if the lock is currently active, i.e. somebody has locked it.	384	Return true if the lock is currently active, i.e. somebody has locked it.
286		385
287	=cut	386	=cut
288		387
289	our %LOCK;	388	our $LOCKS = new Coro::SemaphoreSet;
290		389
291	sub lock_wait($) {	390	sub lock_wait($) {
292	my ($key) = @_;	391	$LOCKS->wait ($_[0]);
293
294	# wait for lock, if any
295	while ($LOCK{$key}) {
296	push @{ $LOCK{$key} }, $Coro::current;
297	Coro::schedule;
298	}
299	}	392	}
300		393
301	sub lock_acquire($) {	394	sub lock_acquire($) {
302	my ($key) = @_;	395	$LOCKS->guard ($_[0])
303
304	# wait, to be sure we are not locked
305	lock_wait $key;
306
307	$LOCK{$key} = [];
308
309	Coro::guard {
310	# wake up all waiters, to be on the safe side
311	$_->ready for @{ delete $LOCK{$key} };
312	}
313	}	396	}
314		397
315	sub lock_active($) {	398	sub lock_active($) {
316	my ($key) = @_;	399	$LOCKS->count ($_[0]) < 1
317
318	! ! $LOCK{$key}
319	}	400	}
320		401
321	sub freeze_mainloop {	402	sub freeze_mainloop {
322	return unless $TICK_WATCHER->is_active;	403	tick_inhibit_inc;
323		404
324	my $guard = Coro::guard {	405	&Guard::guard (\&tick_inhibit_dec);
325	$TICK_WATCHER->start;	406	}
326	};	407
327	$TICK_WATCHER->stop;	408	=item cf::periodic $interval, $cb
328	$guard	409
		410	Like EV::periodic, but randomly selects a starting point so that the actions
		411	get spread over time.
		412
		413	=cut
		414
		415	sub periodic($$) {
		416	my ($interval, $cb) = @_;
		417
		418	my $start = rand List::Util::min 180, $interval;
		419
		420	EV::periodic $start, $interval, 0, $cb
329	}	421	}
330		422
331	=item cf::get_slot $time[, $priority[, $name]]	423	=item cf::get_slot $time[, $priority[, $name]]
332		424
333	Allocate $time seconds of blocking CPU time at priority C<$priority>:	425	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
341		433
342	=cut	434	=cut
343		435
344	our @SLOT_QUEUE;	436	our @SLOT_QUEUE;
345	our $SLOT_QUEUE;	437	our $SLOT_QUEUE;
		438	our $SLOT_DECAY = 0.9;
346		439
347	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	440	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
348	$SLOT_QUEUE = Coro::async {	441	$SLOT_QUEUE = Coro::async {
		442	$Coro::current->desc ("timeslot manager");
		443
349	my $signal = new Coro::Signal;	444	my $signal = new Coro::Signal;
		445	my $busy;
350		446
351	while () {	447	while () {
352	next_job:	448	next_job:
		449
353	my $avail = cf::till_tick;	450	my $avail = cf::till_tick;
354	if ($avail > 0.01) {	451
355	for (0 .. $#SLOT_QUEUE) {	452	for (0 .. $#SLOT_QUEUE) {
356	if ($SLOT_QUEUE[$_][0] < $avail) {	453	if ($SLOT_QUEUE[$_][0] <= $avail) {
		454	$busy = 0;
357	my $job = splice @SLOT_QUEUE, $_, 1, ();	455	my $job = splice @SLOT_QUEUE, $_, 1, ();
358	$job->[2]->send;	456	$job->[2]->send;
359	Coro::cede;	457	Coro::cede;
360	goto next_job;	458	goto next_job;
361	}	459	} else {
		460	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
362	}	461	}
363	}	462	}
364		463
365	if (@SLOT_QUEUE) {	464	if (@SLOT_QUEUE) {
366	# we do not use wait_For_tick() as it returns immediately when tick is inactive	465	# we do not use wait_for_tick() as it returns immediately when tick is inactive
367	push @cf::WAIT_FOR_TICK, $signal;	466	push @cf::WAIT_FOR_TICK, $signal;
368	$signal->wait;	467	$signal->wait;
369	} else {	468	} else {
		469	$busy = 0;
370	Coro::schedule;	470	Coro::schedule;
371	}	471	}
372	}	472	}
373	};	473	};
374		474
375	sub get_slot($;$$) {	475	sub get_slot($;$$) {
		476	return if tick_inhibit || $Coro::current == $Coro::main;
		477
376	my ($time, $pri, $name) = @_;	478	my ($time, $pri, $name) = @_;
377		479
378	$time = $TICK * .6 if $time > $TICK * .6;	480	$time = clamp $time, 0.01, $TICK * .6;
		481
379	my $sig = new Coro::Signal;	482	my $sig = new Coro::Signal;
380		483
381	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	484	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
382	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	485	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
383	$SLOT_QUEUE->ready;	486	$SLOT_QUEUE->ready;
…		…
394		497
395	BEGIN { *async = \&Coro::async_pool }	498	BEGIN { *async = \&Coro::async_pool }
396		499
397	=item cf::sync_job { BLOCK }	500	=item cf::sync_job { BLOCK }
398		501
399	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	502	The design of Deliantra requires that the main coroutine ($Coro::main)
400	is always able to handle events or runnable, as Crossfire TRT is only	503	is always able to handle events or runnable, as Deliantra is only
401	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	504	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
402	acceptable.	505	acceptable.
403		506
404	If it must be done, put the blocking parts into C<sync_job>. This will run	507	If it must be done, put the blocking parts into C<sync_job>. This will run
405	the given BLOCK in another coroutine while waiting for the result. The	508	the given BLOCK in another coroutine while waiting for the result. The
…		…
410		513
411	sub sync_job(&) {	514	sub sync_job(&) {
412	my ($job) = @_;	515	my ($job) = @_;
413		516
414	if ($Coro::current == $Coro::main) {	517	if ($Coro::current == $Coro::main) {
415	my $time = Event::time;	518	my $time = AE::time;
416		519
417	# this is the main coro, too bad, we have to block	520	# this is the main coro, too bad, we have to block
418	# till the operation succeeds, freezing the server :/	521	# till the operation succeeds, freezing the server :/
419		522
420	# TODO: use suspend/resume instead	523	LOG llevError, Carp::longmess "sync job";#d#
421	# (but this is cancel-safe)	524
422	my $freeze_guard = freeze_mainloop;	525	my $freeze_guard = freeze_mainloop;
423		526
424	my $busy = 1;	527	my $busy = 1;
425	my @res;	528	my @res;
426		529
427	(async {	530	(async {
		531	$Coro::current->desc ("sync job coro");
428	@res = eval { $job->() };	532	@res = eval { $job->() };
429	warn $@ if $@;	533	warn $@ if $@;
430	undef $busy;	534	undef $busy;
431	})->prio (Coro::PRIO_MAX);	535	})->prio (Coro::PRIO_MAX);
432		536
433	while ($busy) {	537	while ($busy) {
434	Coro::cede or Event::one_event;	538	if (Coro::nready) {
		539	Coro::cede_notself;
		540	} else {
		541	EV::loop EV::LOOP_ONESHOT;
435	}	542	}
		543	}
436		544
437	$time = Event::time - $time;	545	my $time = AE::time - $time;
438		546
439	LOG llevError | logBacktrace, Carp::longmess "long sync job"
440	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
441
442	$tick_start += $time; # do not account sync jobs to server load	547	$TICK_START += $time; # do not account sync jobs to server load
443		548
444	wantarray ? @res : $res[0]	549	wantarray ? @res : $res[0]
445	} else {	550	} else {
446	# we are in another coroutine, how wonderful, everything just works	551	# we are in another coroutine, how wonderful, everything just works
447		552
…		…
472	=item fork_call { }, $args	577	=item fork_call { }, $args
473		578
474	Executes the given code block with the given arguments in a seperate	579	Executes the given code block with the given arguments in a seperate
475	process, returning the results. Everything must be serialisable with	580	process, returning the results. Everything must be serialisable with
476	Coro::Storable. May, of course, block. Note that the executed sub may	581	Coro::Storable. May, of course, block. Note that the executed sub may
477	never block itself or use any form of Event handling.	582	never block itself or use any form of event handling.
478		583
479	=cut	584	=cut
480		585
481	sub fork_call(&@) {	586	sub fork_call(&@) {
482	my ($cb, @args) = @_;	587	my ($cb, @args) = @_;
…		…
491	}, @args;	596	}, @args;
492		597
493	wantarray ? @res : $res[-1]	598	wantarray ? @res : $res[-1]
494	}	599	}
495		600
		601	sub objinfo {
		602	(
		603	"counter value" => cf::object::object_count,
		604	"objects created" => cf::object::create_count,
		605	"objects destroyed" => cf::object::destroy_count,
		606	"freelist size" => cf::object::free_count,
		607	"allocated objects" => cf::object::objects_size,
		608	"active objects" => cf::object::actives_size,
		609	)
		610	}
		611
		612	=item $coin = coin_from_name $name
		613
		614	=cut
		615
		616	our %coin_alias = (
		617	"silver" => "silvercoin",
		618	"silvercoin" => "silvercoin",
		619	"silvercoins" => "silvercoin",
		620	"gold" => "goldcoin",
		621	"goldcoin" => "goldcoin",
		622	"goldcoins" => "goldcoin",
		623	"platinum" => "platinacoin",
		624	"platinumcoin" => "platinacoin",
		625	"platinumcoins" => "platinacoin",
		626	"platina" => "platinacoin",
		627	"platinacoin" => "platinacoin",
		628	"platinacoins" => "platinacoin",
		629	"royalty" => "royalty",
		630	"royalties" => "royalty",
		631	);
		632
		633	sub coin_from_name($) {
		634	$coin_alias{$_[0]}
		635	? cf::arch::find $coin_alias{$_[0]}
		636	: undef
		637	}
		638
496	=item $value = cf::db_get $family => $key	639	=item $value = cf::db_get $family => $key
497		640
498	Returns a single value from the environment database.	641	Returns a single value from the environment database.
499		642
500	=item cf::db_put $family => $key => $value	643	=item cf::db_put $family => $key => $value
501		644
502	Stores the given C<$value> in the family. It can currently store binary	645	Stores the given C<$value> in the family. It can currently store binary
503	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	646	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
504		647
		648	=item $db = cf::db_table "name"
		649
		650	Create and/or open a new database table. The string must not be "db" and must be unique
		651	within each server.
		652
505	=cut	653	=cut
		654
		655	sub db_table($) {
		656	my ($name) = @_;
		657	my $db = BDB::db_create $DB_ENV;
		658
		659	eval {
		660	$db->set_flags (BDB::CHKSUM);
		661
		662	utf8::encode $name;
		663	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		664	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		665	cf::cleanup "db_open(db): $!" if $!;
		666	};
		667	cf::cleanup "db_open(db): $@" if $@;
		668
		669	$db
		670	}
506		671
507	our $DB;	672	our $DB;
508		673
509	sub db_init {	674	sub db_init {
510	unless ($DB) {
511	$DB = BDB::db_create $DB_ENV;
512
513	cf::sync_job {	675	cf::sync_job {
514	eval {	676	$DB ||= db_table "db";
515	$DB->set_flags (BDB::CHKSUM);
516
517	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
518	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
519	cf::cleanup "db_open(db): $!" if $!;
520	};
521	cf::cleanup "db_open(db): $@" if $@;
522	};
523	}	677	};
524	}	678	}
525		679
526	sub db_get($$) {	680	sub db_get($$) {
527	my $key = "$_[0]/$_[1]";	681	my $key = "$_[0]/$_[1]";
528		682
…		…
626		780
627	#############################################################################	781	#############################################################################
628		782
629	=head2 ATTACHABLE OBJECTS	783	=head2 ATTACHABLE OBJECTS
630		784
631	Many objects in crossfire are so-called attachable objects. That means you can	785	Many objects in deliantra are so-called attachable objects. That means you can
632	attach callbacks/event handlers (a collection of which is called an "attachment")	786	attach callbacks/event handlers (a collection of which is called an "attachment")
633	to it. All such attachable objects support the following methods.	787	to it. All such attachable objects support the following methods.
634		788
635	In the following description, CLASS can be any of C<global>, C<object>	789	In the following description, CLASS can be any of C<global>, C<object>
636	C<player>, C<client> or C<map> (i.e. the attachable objects in	790	C<player>, C<client> or C<map> (i.e. the attachable objects in
637	Crossfire TRT).	791	Deliantra).
638		792
639	=over 4	793	=over 4
640		794
641	=item $attachable->attach ($attachment, key => $value...)	795	=item $attachable->attach ($attachment, key => $value...)
642		796
…		…
686	=item cf::CLASS::attachment $name, ...	840	=item cf::CLASS::attachment $name, ...
687		841
688	Register an attachment by C<$name> through which attachable objects of the	842	Register an attachment by C<$name> through which attachable objects of the
689	given CLASS can refer to this attachment.	843	given CLASS can refer to this attachment.
690		844
691	Some classes such as crossfire maps and objects can specify attachments	845	Some classes such as deliantra maps and objects can specify attachments
692	that are attached at load/instantiate time, thus the need for a name.	846	that are attached at load/instantiate time, thus the need for a name.
693		847
694	These calls expect any number of the following handler/hook descriptions:	848	These calls expect any number of the following handler/hook descriptions:
695		849
696	=over 4	850	=over 4
…		…
924	}	1078	}
925		1079
926	0	1080	0
927	}	1081	}
928		1082
929	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1083	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
930		1084
931	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1085	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
932		1086
933	Generate an object-specific event with the given arguments.	1087	Generate an object-specific event with the given arguments.
934		1088
…		…
940		1094
941	=cut	1095	=cut
942		1096
943	#############################################################################	1097	#############################################################################
944	# object support	1098	# object support
945	#
946		1099
		1100	sub _object_equal($$);
		1101	sub _object_equal($$) {
		1102	my ($a, $b) = @_;
		1103
		1104	return 0 unless (ref $a) eq (ref $b);
		1105
		1106	if ("HASH" eq ref $a) {
		1107	my @ka = keys %$a;
		1108	my @kb = keys %$b;
		1109
		1110	return 0 if @ka != @kb;
		1111
		1112	for (0 .. $#ka) {
		1113	return 0 unless $ka[$_] eq $kb[$_];
		1114	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1115	}
		1116
		1117	} elsif ("ARRAY" eq ref $a) {
		1118
		1119	return 0 if @$a != @$b;
		1120
		1121	for (0 .. $#$a) {
		1122	return 0 unless _object_equal $a->[$_], $b->[$_];
		1123	}
		1124
		1125	} elsif ($a ne $b) {
		1126	return 0;
		1127	}
		1128
		1129	1
		1130	}
		1131
		1132	our $SLOW_MERGES;#d#
947	sub _can_merge {	1133	sub _can_merge {
948	my ($ob1, $ob2) = @_;	1134	my ($ob1, $ob2) = @_;
949		1135
950	local $Storable::canonical = 1;	1136	++$SLOW_MERGES;#d#
951	my $fob1 = Storable::freeze $ob1;
952	my $fob2 = Storable::freeze $ob2;
953		1137
954	$fob1 eq $fob2	1138	# we do the slow way here
		1139	return _object_equal $ob1, $ob2
955	}	1140	}
956		1141
957	sub reattach {	1142	sub reattach {
958	# basically do the same as instantiate, without calling instantiate	1143	# basically do the same as instantiate, without calling instantiate
959	my ($obj) = @_;	1144	my ($obj) = @_;
960		1145
		1146	# no longer needed after getting rid of delete_package?
961	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1147	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
962		1148
963	my $registry = $obj->registry;	1149	my $registry = $obj->registry;
964		1150
965	@$registry = ();	1151	@$registry = ();
966		1152
…		…
981	cf::attachable->attach (	1167	cf::attachable->attach (
982	prio => -1000000,	1168	prio => -1000000,
983	on_instantiate => sub {	1169	on_instantiate => sub {
984	my ($obj, $data) = @_;	1170	my ($obj, $data) = @_;
985		1171
986	$data = from_json $data;	1172	$data = decode_json $data;
987		1173
988	for (@$data) {	1174	for (@$data) {
989	my ($name, $args) = @$_;	1175	my ($name, $args) = @$_;
990		1176
991	$obj->attach ($name, %{$args || {} });	1177	$obj->attach ($name, %{$args || {} });
…		…
1005	);	1191	);
1006		1192
1007	sub object_freezer_save {	1193	sub object_freezer_save {
1008	my ($filename, $rdata, $objs) = @_;	1194	my ($filename, $rdata, $objs) = @_;
1009		1195
1010	my $guard = cf::lock_acquire "io";
1011
1012	sync_job {	1196	sync_job {
1013	if (length $$rdata) {	1197	if (length $$rdata) {
		1198	utf8::decode (my $decname = $filename);
1014	warn sprintf "saving %s (%d,%d)\n",	1199	warn sprintf "saving %s (%d,%d)\n",
1015	$filename, length $$rdata, scalar @$objs;	1200	$decname, length $$rdata, scalar @$objs
		1201	if $VERBOSE_IO;
1016		1202
1017	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1203	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1018	chmod SAVE_MODE, $fh;	1204	aio_chmod $fh, SAVE_MODE;
1019	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1205	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1020	aio_fsync $fh if $cf::USE_FSYNC;	1206	if ($cf::USE_FSYNC) {
		1207	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;
		1208	aio_fsync $fh;
		1209	}
1021	close $fh;	1210	aio_close $fh;
1022		1211
1023	if (@$objs) {	1212	if (@$objs) {
1024	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1213	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1025	chmod SAVE_MODE, $fh;	1214	aio_chmod $fh, SAVE_MODE;
1026	my $data = Storable::nfreeze { version => 1, objs => $objs };	1215	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1027	aio_write $fh, 0, (length $data), $data, 0;	1216	aio_write $fh, 0, (length $data), $data, 0;
1028	aio_fsync $fh if $cf::USE_FSYNC;	1217	if ($cf::USE_FSYNC) {
		1218	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;
		1219	aio_fsync $fh;
		1220	}
1029	close $fh;	1221	aio_close $fh;
1030	aio_rename "$filename.pst~", "$filename.pst";	1222	aio_rename "$filename.pst~", "$filename.pst";
1031	}	1223	}
1032	} else {	1224	} else {
1033	aio_unlink "$filename.pst";	1225	aio_unlink "$filename.pst";
1034	}	1226	}
1035		1227
1036	aio_rename "$filename~", $filename;	1228	aio_rename "$filename~", $filename;
		1229
		1230	$filename =~ s%/[^/]+$%%;
		1231	aio_pathsync $filename if $cf::USE_FSYNC;
1037	} else {	1232	} else {
1038	warn "FATAL: $filename~: $!\n";	1233	warn "unable to save objects: $filename~: $!\n";
1039	}	1234	}
1040	} else {	1235	} else {
1041	aio_unlink $filename;	1236	aio_unlink $filename;
1042	aio_unlink "$filename.pst";	1237	aio_unlink "$filename.pst";
1043	}	1238	}
1044	};	1239	};
1045
1046	undef $guard;
1047	}	1240	}
1048		1241
1049	sub object_freezer_as_string {	1242	sub object_freezer_as_string {
1050	my ($rdata, $objs) = @_;	1243	my ($rdata, $objs) = @_;
1051		1244
…		…
1056		1249
1057	sub object_thawer_load {	1250	sub object_thawer_load {
1058	my ($filename) = @_;	1251	my ($filename) = @_;
1059		1252
1060	my ($data, $av);	1253	my ($data, $av);
1061
1062	my $guard = cf::lock_acquire "io";
1063		1254
1064	(aio_load $filename, $data) >= 0	1255	(aio_load $filename, $data) >= 0
1065	or return;	1256	or return;
1066		1257
1067	unless (aio_stat "$filename.pst") {	1258	unless (aio_stat "$filename.pst") {
1068	(aio_load "$filename.pst", $av) >= 0	1259	(aio_load "$filename.pst", $av) >= 0
1069	or return;	1260	or return;
1070		1261
1071	undef $guard;
1072	$av = eval { (Storable::thaw $av)->{objs} };	1262	my $st = eval { Coro::Storable::thaw $av };
		1263	$av = $st->{objs};
1073	}	1264	}
1074		1265
		1266	utf8::decode (my $decname = $filename);
1075	warn sprintf "loading %s (%d)\n",	1267	warn sprintf "loading %s (%d,%d)\n",
1076	$filename, length $data, scalar @{$av || []};	1268	$decname, length $data, scalar @{$av || []}
		1269	if $VERBOSE_IO;
1077		1270
1078	($data, $av)	1271	($data, $av)
1079	}	1272	}
1080		1273
1081	=head2 COMMAND CALLBACKS	1274	=head2 COMMAND CALLBACKS
…		…
1137	my ($name, $cb) = @_;	1330	my ($name, $cb) = @_;
1138		1331
1139	$EXTICMD{$name} = $cb;	1332	$EXTICMD{$name} = $cb;
1140	}	1333	}
1141		1334
		1335	use File::Glob ();
		1336
1142	cf::player->attach (	1337	cf::player->attach (
1143	on_command => sub {	1338	on_unknown_command => sub {
1144	my ($pl, $name, $params) = @_;	1339	my ($pl, $name, $params) = @_;
1145		1340
1146	my $cb = $COMMAND{$name}	1341	my $cb = $COMMAND{$name}
1147	or return;	1342	or return;
1148		1343
…		…
1178		1373
1179	cf::override;	1374	cf::override;
1180	},	1375	},
1181	);	1376	);
1182		1377
		1378	# "readahead" all extensions
		1379	sub cache_extensions {
		1380	my $grp = IO::AIO::aio_group;
		1381
		1382	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1383	for (grep /\.ext$/, @{$_[0]}) {
		1384	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1385	}
		1386	};
		1387
		1388	$grp
		1389	}
		1390
1183	sub load_extensions {	1391	sub load_extensions {
1184	cf::sync_job {	1392	cf::sync_job {
1185	my %todo;	1393	my %todo;
1186		1394
1187	for my $path (<$LIBDIR/*.ext>) {	1395	for my $path (<$LIBDIR/*.ext>) {
…		…
1206		1414
1207	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1415	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1208	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1416	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1209		1417
1210	$ext{source} =	1418	$ext{source} =
1211	"package $pkg; use strict; use utf8;\n"	1419	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1212	. "#line 1 \"$path\"\n{\n"	1420	. "#line 1 \"$path\"\n{\n"
1213	. $source	1421	. $source
1214	. "\n};\n1";	1422	. "\n};\n1";
1215		1423
1216	$todo{$base} = \%ext;	1424	$todo{$base} = \%ext;
1217	}	1425	}
1218		1426
		1427	my $pass = 0;
1219	my %done;	1428	my %done;
1220	while (%todo) {	1429	while (%todo) {
1221	my $progress;	1430	my $progress;
1222		1431
		1432	++$pass;
		1433
		1434	ext:
1223	while (my ($k, $v) = each %todo) {	1435	while (my ($k, $v) = each %todo) {
1224	for (split /,\s*/, $v->{meta}{depends}) {	1436	for (split /,\s*/, $v->{meta}{depends}) {
1225	goto skip	1437	next ext
1226	unless exists $done{$_};	1438	unless exists $done{$_};
1227	}	1439	}
1228		1440
1229	warn "... loading '$k' into '$v->{pkg}'\n";	1441	warn "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1230		1442
1231	unless (eval $v->{source}) {	1443	my $active = eval $v->{source};
		1444
		1445	if (length $@) {
1232	my $msg = $@ ? "$v->{path}: $@\n"	1446	warn "$v->{path}: $@\n";
1233	: "$v->{base}: extension inactive.\n";
1234		1447
		1448	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1235	if (exists $v->{meta}{mandatory}) {	1449	if exists $v->{meta}{mandatory};
1236	warn $msg;	1450
1237	warn "mandatory extension failed to load, exiting.\n";	1451	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1238	exit 1;	1452	delete $todo{$k};
1239	}	1453	} else {
1240		1454	$done{$k} = delete $todo{$k};
1241	warn $msg;	1455	push @EXTS, $v->{pkg};
		1456	$progress = 1;
		1457
		1458	warn "$v->{base}: extension inactive.\n"
		1459	unless $active;
1242	}	1460	}
1243
1244	$done{$k} = delete $todo{$k};
1245	push @EXTS, $v->{pkg};
1246	$progress = 1;
1247	}	1461	}
1248		1462
1249	skip:	1463	unless ($progress) {
1250	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1464	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1251	unless $progress;	1465
		1466	while (my ($k, $v) = each %todo) {
		1467	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1468	if exists $v->{meta}{mandatory};
		1469	}
		1470	}
1252	}	1471	}
1253	};	1472	};
1254	}	1473	}
1255		1474
1256	#############################################################################	1475	#############################################################################
1257		1476
1258	=back	1477	=back
1259		1478
1260	=head2 CORE EXTENSIONS	1479	=head2 CORE EXTENSIONS
1261		1480
1262	Functions and methods that extend core crossfire objects.	1481	Functions and methods that extend core deliantra objects.
1263		1482
1264	=cut	1483	=cut
1265		1484
1266	package cf::player;	1485	package cf::player;
1267		1486
1268	use Coro::AIO;	1487	use Coro::AIO;
1269		1488
1270	=head3 cf::player	1489	=head3 cf::player
1271		1490
1272	=over 4	1491	=over 4
		1492
		1493	=item cf::player::num_playing
		1494
		1495	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1496
		1497	=cut
		1498
		1499	sub num_playing {
		1500	scalar grep
		1501	$_->ob->map
		1502	&& !$_->hidden
		1503	&& !$_->ob->flag (cf::FLAG_WIZ),
		1504	cf::player::list
		1505	}
1273		1506
1274	=item cf::player::find $login	1507	=item cf::player::find $login
1275		1508
1276	Returns the given player object, loading it if necessary (might block).	1509	Returns the given player object, loading it if necessary (might block).
1277		1510
…		…
1296		1529
1297	sub exists($) {	1530	sub exists($) {
1298	my ($login) = @_;	1531	my ($login) = @_;
1299		1532
1300	$cf::PLAYER{$login}	1533	$cf::PLAYER{$login}
1301	or cf::sync_job { !aio_stat path $login }	1534	or !aio_stat path $login
1302	}	1535	}
1303		1536
1304	sub find($) {	1537	sub find($) {
1305	return $cf::PLAYER{$_[0]} || do {	1538	return $cf::PLAYER{$_[0]} || do {
1306	my $login = $_[0];	1539	my $login = $_[0];
…		…
1316	aio_unlink +(playerdir $login) . "/$login.pl";	1549	aio_unlink +(playerdir $login) . "/$login.pl";
1317		1550
1318	my $f = new_from_file cf::object::thawer path $login	1551	my $f = new_from_file cf::object::thawer path $login
1319	or return;	1552	or return;
1320		1553
1321	$f->next;
1322	my $pl = cf::player::load_pl $f	1554	my $pl = cf::player::load_pl $f
1323	or return;	1555	or return;
		1556
1324	local $cf::PLAYER_LOADING{$login} = $pl;	1557	local $cf::PLAYER_LOADING{$login} = $pl;
1325	$f->resolve_delayed_derefs;	1558	$f->resolve_delayed_derefs;
1326	$cf::PLAYER{$login} = $pl	1559	$cf::PLAYER{$login} = $pl
1327	}	1560	}
1328	}	1561	}
1329	}	1562	}
1330		1563
		1564	cf::player->attach (
		1565	on_load => sub {
		1566	my ($pl, $path) = @_;
		1567
		1568	# restore slots saved in save, below
		1569	my $slots = delete $pl->{_slots};
		1570
		1571	$pl->ob->current_weapon ($slots->[0]);
		1572	$pl->combat_ob ($slots->[1]);
		1573	$pl->ranged_ob ($slots->[2]);
		1574	},
		1575	);
		1576
1331	sub save($) {	1577	sub save($) {
1332	my ($pl) = @_;	1578	my ($pl) = @_;
1333		1579
1334	return if $pl->{deny_save};	1580	return if $pl->{deny_save};
1335		1581
…		…
1338		1584
1339	return if $pl->{deny_save};	1585	return if $pl->{deny_save};
1340		1586
1341	aio_mkdir playerdir $pl, 0770;	1587	aio_mkdir playerdir $pl, 0770;
1342	$pl->{last_save} = $cf::RUNTIME;	1588	$pl->{last_save} = $cf::RUNTIME;
		1589
		1590	cf::get_slot 0.01;
		1591
		1592	# save slots, to be restored later
		1593	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1343		1594
1344	$pl->save_pl ($path);	1595	$pl->save_pl ($path);
1345	cf::cede_to_tick;	1596	cf::cede_to_tick;
1346	}	1597	}
1347		1598
…		…
1379	my ($pl) = @_;	1630	my ($pl) = @_;
1380		1631
1381	my $name = $pl->ob->name;	1632	my $name = $pl->ob->name;
1382		1633
1383	$pl->{deny_save} = 1;	1634	$pl->{deny_save} = 1;
1384	$pl->password ("*"); # this should lock out the player until we nuked the dir	1635	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1385		1636
1386	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1637	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1387	$pl->deactivate;	1638	$pl->deactivate;
		1639	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1388	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1640	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1389	$pl->ns->destroy if $pl->ns;	1641	$pl->ns->destroy if $pl->ns;
1390		1642
1391	my $path = playerdir $pl;	1643	my $path = playerdir $pl;
1392	my $temp = "$path~$cf::RUNTIME~deleting~";	1644	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1431		1683
1432	for my $login (@$dirs) {	1684	for my $login (@$dirs) {
1433	my $path = path $login;	1685	my $path = path $login;
1434		1686
1435	# a .pst is a dead give-away for a valid player	1687	# a .pst is a dead give-away for a valid player
1436	unless (-e "$path.pst") {	1688	# if no pst file found, open and chekc for blocked users
		1689	if (aio_stat "$path.pst") {
1437	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1690	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1438	aio_read $fh, 0, 512, my $buf, 0 or next;	1691	aio_read $fh, 0, 512, my $buf, 0 or next;
1439	$buf !~ /^password -------------$/m or next; # official not-valid tag	1692	$buf !~ /^password -------------$/m or next; # official not-valid tag
1440	}	1693	}
1441		1694
…		…
1445		1698
1446	\@logins	1699	\@logins
1447	}	1700	}
1448		1701
1449	=item $player->maps	1702	=item $player->maps
		1703
		1704	=item cf::player::maps $login
1450		1705
1451	Returns an arrayref of map paths that are private for this	1706	Returns an arrayref of map paths that are private for this
1452	player. May block.	1707	player. May block.
1453		1708
1454	=cut	1709	=cut
…		…
1472	}	1727	}
1473		1728
1474	\@paths	1729	\@paths
1475	}	1730	}
1476		1731
1477	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1732	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1478		1733
1479	Expand crossfire pod fragments into protocol xml.	1734	Expand deliantra pod fragments into protocol xml.
1480
1481	=cut
1482
1483	sub expand_cfpod {
1484	((my $self), (local $_)) = @_;
1485
1486	# escape & and <
1487	s/&/&amp;/g;
1488	s/(?<![BIUGHT])</&lt;/g;
1489
1490	# this is buggy, it needs to properly take care of nested <'s
1491
1492	1 while
1493	# replace B<>, I<>, U<> etc.
1494	s/B<([^\>]*)>/<b>$1<\/b>/
1495	|| s/I<([^\>]*)>/<i>$1<\/i>/
1496	|| s/U<([^\>]*)>/<u>$1<\/u>/
1497	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1498	# replace G<male|female> tags
1499	|| s{G<([^>|]*)\|([^>]*)>}{
1500	$self->gender ? $2 : $1
1501	}ge
1502	# replace H<hint text>
1503	|| s{H<([^\>]*)>}
1504	{
1505	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1506	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1507	"")
1508	[$self->{hintmode}]
1509	}ge;
1510
1511	# create single paragraphs (very hackish)
1512	s/(?<=\S)\n(?=\w)/ /g;
1513
1514	# compress some whitespace
1515	s/\s+\n/\n/g; # ws line-ends
1516	s/\n\n+/\n/g; # double lines
1517	s/^\n+//; # beginning lines
1518	s/\n+$//; # ending lines
1519
1520	$_
1521	}
1522
1523	sub hintmode {
1524	$_[0]{hintmode} = $_[1] if @_ > 1;
1525	$_[0]{hintmode}
1526	}
1527		1735
1528	=item $player->ext_reply ($msgid, @msg)	1736	=item $player->ext_reply ($msgid, @msg)
1529		1737
1530	Sends an ext reply to the player.	1738	Sends an ext reply to the player.
1531		1739
…		…
1563		1771
1564	=cut	1772	=cut
1565		1773
1566	sub find_by_path($) {	1774	sub find_by_path($) {
1567	my ($path) = @_;	1775	my ($path) = @_;
		1776
		1777	$path =~ s/^~[^\/]*//; # skip ~login
1568		1778
1569	my ($match, $specificity);	1779	my ($match, $specificity);
1570		1780
1571	for my $region (list) {	1781	for my $region (list) {
1572	if ($region->{match} && $path =~ $region->{match}) {	1782	if ($region->{match} && $path =~ $region->{match}) {
…		…
1598	our $MAX_RESET = 3600;	1808	our $MAX_RESET = 3600;
1599	our $DEFAULT_RESET = 3000;	1809	our $DEFAULT_RESET = 3000;
1600		1810
1601	sub generate_random_map {	1811	sub generate_random_map {
1602	my ($self, $rmp) = @_;	1812	my ($self, $rmp) = @_;
		1813
		1814	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1815
1603	# mit "rum" bekleckern, nicht	1816	# mit "rum" bekleckern, nicht
1604	$self->_create_random_map (	1817	$self->_create_random_map (
1605	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1818	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1606	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1819	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1607	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1820	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1608	$rmp->{exit_on_final_map},	1821	$rmp->{exit_on_final_map},
1609	$rmp->{xsize}, $rmp->{ysize},	1822	$rmp->{xsize}, $rmp->{ysize},
1610	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1823	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1611	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1824	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1633		1846
1634	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1847	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1635	}	1848	}
1636		1849
1637	# also paths starting with '/'	1850	# also paths starting with '/'
1638	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1851	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1639		1852
1640	sub thawer_merge {	1853	sub thawer_merge {
1641	my ($self, $merge) = @_;	1854	my ($self, $merge) = @_;
1642		1855
1643	# we have to keep some variables in memory intact	1856	# we have to keep some variables in memory intact
…		…
1729		1942
1730	# the temporary/swap location	1943	# the temporary/swap location
1731	sub save_path {	1944	sub save_path {
1732	my ($self) = @_;	1945	my ($self) = @_;
1733		1946
1734	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1947	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1735	"$TMPDIR/$path.map"	1948	"$TMPDIR/$path.map"
1736	}	1949	}
1737		1950
1738	# the unique path, undef == no special unique path	1951	# the unique path, undef == no special unique path
1739	sub uniq_path {	1952	sub uniq_path {
1740	my ($self) = @_;	1953	my ($self) = @_;
1741		1954
1742	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1955	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1743	"$UNIQUEDIR/$path"	1956	"$UNIQUEDIR/$path"
1744	}
1745
1746	# and all this just because we cannot iterate over
1747	# all maps in C++...
1748	sub change_all_map_light {
1749	my ($change) = @_;
1750
1751	$_->change_map_light ($change)
1752	for grep $_->outdoor, values %cf::MAP;
1753	}	1957	}
1754		1958
1755	sub decay_objects {	1959	sub decay_objects {
1756	my ($self) = @_;	1960	my ($self) = @_;
1757		1961
…		…
1841	sub find {	2045	sub find {
1842	my ($path, $origin) = @_;	2046	my ($path, $origin) = @_;
1843		2047
1844	$path = normalise $path, $origin && $origin->path;	2048	$path = normalise $path, $origin && $origin->path;
1845		2049
		2050	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1846	cf::lock_wait "map_find:$path";	2051	my $guard2 = cf::lock_acquire "map_find:$path";
1847		2052
1848	$cf::MAP{$path} || do {	2053	$cf::MAP{$path} || do {
1849	my $guard = cf::lock_acquire "map_find:$path";
1850	my $map = new_from_path cf::map $path	2054	my $map = new_from_path cf::map $path
1851	or return;	2055	or return;
1852		2056
1853	$map->{last_save} = $cf::RUNTIME;	2057	$map->{last_save} = $cf::RUNTIME;
1854		2058
…		…
1856	or return;	2060	or return;
1857		2061
1858	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2062	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1859	# doing this can freeze the server in a sync job, obviously	2063	# doing this can freeze the server in a sync job, obviously
1860	#$cf::WAIT_FOR_TICK->wait;	2064	#$cf::WAIT_FOR_TICK->wait;
		2065	undef $guard2;
		2066	undef $guard1;
1861	$map->reset;	2067	$map->reset;
1862	undef $guard;
1863	return find $path;	2068	return find $path;
1864	}	2069	}
1865		2070
1866	$cf::MAP{$path} = $map	2071	$cf::MAP{$path} = $map
1867	}	2072	}
1868	}	2073	}
1869		2074
1870	sub pre_load { }	2075	sub pre_load { }
1871	sub post_load { }	2076	#sub post_load { } # XS
1872		2077
1873	sub load {	2078	sub load {
1874	my ($self) = @_;	2079	my ($self) = @_;
1875		2080
1876	local $self->{deny_reset} = 1; # loading can take a long time	2081	local $self->{deny_reset} = 1; # loading can take a long time
1877		2082
1878	my $path = $self->{path};	2083	my $path = $self->{path};
1879		2084
1880	{	2085	{
1881	my $guard1 = cf::lock_acquire "map_data:$path";	2086	my $guard = cf::lock_acquire "map_data:$path";
1882	my $guard2 = cf::lock_acquire "map_load:$path";
1883		2087
		2088	return unless $self->valid;
1884	return if $self->in_memory != cf::MAP_SWAPPED;	2089	return unless $self->in_memory == cf::MAP_SWAPPED;
1885		2090
1886	$self->in_memory (cf::MAP_LOADING);	2091	$self->in_memory (cf::MAP_LOADING);
1887		2092
1888	$self->alloc;	2093	$self->alloc;
1889		2094
…		…
1893	my $f = new_from_file cf::object::thawer $self->{load_path};	2098	my $f = new_from_file cf::object::thawer $self->{load_path};
1894	$f->skip_block;	2099	$f->skip_block;
1895	$self->_load_objects ($f)	2100	$self->_load_objects ($f)
1896	or return;	2101	or return;
1897		2102
1898	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2103	$self->post_load_original
1899	if delete $self->{load_original};	2104	if delete $self->{load_original};
1900		2105
1901	if (my $uniq = $self->uniq_path) {	2106	if (my $uniq = $self->uniq_path) {
1902	utf8::encode $uniq;	2107	utf8::encode $uniq;
1903	unless (aio_stat $uniq) {	2108	unless (aio_stat $uniq) {
…		…
1921	unless ($self->{deny_activate}) {	2126	unless ($self->{deny_activate}) {
1922	$self->decay_objects;	2127	$self->decay_objects;
1923	$self->fix_auto_apply;	2128	$self->fix_auto_apply;
1924	$self->update_buttons;	2129	$self->update_buttons;
1925	cf::cede_to_tick;	2130	cf::cede_to_tick;
1926	$self->set_darkness_map;
1927	cf::cede_to_tick;
1928	$self->activate;	2131	$self->activate;
1929	}	2132	}
1930		2133
1931	$self->{last_save} = $cf::RUNTIME;	2134	$self->{last_save} = $cf::RUNTIME;
1932	$self->last_access ($cf::RUNTIME);	2135	$self->last_access ($cf::RUNTIME);
1933		2136
1934	$self->in_memory (cf::MAP_IN_MEMORY);	2137	$self->in_memory (cf::MAP_ACTIVE);
1935	}	2138	}
1936		2139
1937	$self->post_load;	2140	$self->post_load;
1938	}	2141	}
1939		2142
		2143	# customize the map for a given player, i.e.
		2144	# return the _real_ map. used by e.g. per-player
		2145	# maps to change the path to ~playername/mappath
1940	sub customise_for {	2146	sub customise_for {
1941	my ($self, $ob) = @_;	2147	my ($self, $ob) = @_;
1942		2148
1943	return find "~" . $ob->name . "/" . $self->{path}	2149	return find "~" . $ob->name . "/" . $self->{path}
1944	if $self->per_player;	2150	if $self->per_player;
…		…
1960	or next;	2166	or next;
1961	$neigh = find $neigh, $map	2167	$neigh = find $neigh, $map
1962	or next;	2168	or next;
1963	$neigh->load;	2169	$neigh->load;
1964		2170
		2171	# now find the diagonal neighbours
1965	push @neigh,	2172	push @neigh,
1966	[$neigh->tile_path (($_ + 3) % 4), $neigh],	2173	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1967	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2174	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1968	}	2175	}
1969		2176
…		…
1997	my ($path, $origin, $load) = @_;	2204	my ($path, $origin, $load) = @_;
1998		2205
1999	$path = normalise $path, $origin && $origin->{path};	2206	$path = normalise $path, $origin && $origin->{path};
2000		2207
2001	if (my $map = $cf::MAP{$path}) {	2208	if (my $map = $cf::MAP{$path}) {
2002	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2209	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2003	}	2210	}
2004		2211
2005	$MAP_PREFETCH{$path} |= $load;	2212	$MAP_PREFETCH{$path} |= $load;
2006		2213
2007	$MAP_PREFETCHER ||= cf::async {	2214	$MAP_PREFETCHER ||= cf::async {
		2215	$Coro::current->{desc} = "map prefetcher";
		2216
2008	while (%MAP_PREFETCH) {	2217	while (%MAP_PREFETCH) {
2009	while (my ($k, $v) = each %MAP_PREFETCH) {	2218	while (my ($k, $v) = each %MAP_PREFETCH) {
2010	if (my $map = find $k) {	2219	if (my $map = find $k) {
2011	$map->load if $v;	2220	$map->load if $v;
2012	}	2221	}
…		…
2019	$MAP_PREFETCHER->prio (6);	2228	$MAP_PREFETCHER->prio (6);
2020		2229
2021	()	2230	()
2022	}	2231	}
2023		2232
		2233	# common code, used by both ->save and ->swapout
2024	sub save {	2234	sub _save {
2025	my ($self) = @_;	2235	my ($self) = @_;
2026
2027	my $lock = cf::lock_acquire "map_data:$self->{path}";
2028		2236
2029	$self->{last_save} = $cf::RUNTIME;	2237	$self->{last_save} = $cf::RUNTIME;
2030		2238
2031	return unless $self->dirty;	2239	return unless $self->dirty;
2032		2240
…		…
2038	return if $self->{deny_save};	2246	return if $self->{deny_save};
2039		2247
2040	local $self->{last_access} = $self->last_access;#d#	2248	local $self->{last_access} = $self->last_access;#d#
2041		2249
2042	cf::async {	2250	cf::async {
		2251	$Coro::current->{desc} = "map player save";
2043	$_->contr->save for $self->players;	2252	$_->contr->save for $self->players;
2044	};	2253	};
		2254
		2255	cf::get_slot 0.02;
2045		2256
2046	if ($uniq) {	2257	if ($uniq) {
2047	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2258	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2048	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2259	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2049	} else {	2260	} else {
2050	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2261	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2051	}	2262	}
2052	}	2263	}
2053		2264
		2265	sub save {
		2266	my ($self) = @_;
		2267
		2268	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2269
		2270	$self->_save;
		2271	}
		2272
2054	sub swap_out {	2273	sub swap_out {
2055	my ($self) = @_;	2274	my ($self) = @_;
2056		2275
2057	# save first because save cedes
2058	$self->save;
2059
2060	my $lock = cf::lock_acquire "map_data:$self->{path}";	2276	my $lock = cf::lock_acquire "map_data:$self->{path}";
2061		2277
		2278	return if $self->in_memory != cf::MAP_ACTIVE;
		2279	return if $self->{deny_save};
2062	return if $self->players;	2280	return if $self->players;
2063	return if $self->in_memory != cf::MAP_IN_MEMORY;
2064	return if $self->{deny_save};
2065		2281
		2282	# first deactivate the map and "unlink" it from the core
		2283	$self->deactivate;
		2284	$_->clear_links_to ($self) for values %cf::MAP;
		2285	$self->in_memory (cf::MAP_SWAPPED);
		2286
		2287	# then atomically save
		2288	$self->_save;
		2289
		2290	# then free the map
2066	$self->clear;	2291	$self->clear;
2067	$self->in_memory (cf::MAP_SWAPPED);
2068	}	2292	}
2069		2293
2070	sub reset_at {	2294	sub reset_at {
2071	my ($self) = @_;	2295	my ($self) = @_;
2072		2296
…		…
2090		2314
2091	my $lock = cf::lock_acquire "map_data:$self->{path}";	2315	my $lock = cf::lock_acquire "map_data:$self->{path}";
2092		2316
2093	return if $self->players;	2317	return if $self->players;
2094		2318
2095	warn "resetting map ", $self->path;	2319	warn "resetting map ", $self->path, "\n";
2096		2320
2097	$self->in_memory (cf::MAP_SWAPPED);	2321	$self->in_memory (cf::MAP_SWAPPED);
2098		2322
2099	# need to save uniques path	2323	# need to save uniques path
2100	unless ($self->{deny_save}) {	2324	unless ($self->{deny_save}) {
…		…
2104	if $uniq;	2328	if $uniq;
2105	}	2329	}
2106		2330
2107	delete $cf::MAP{$self->path};	2331	delete $cf::MAP{$self->path};
2108		2332
		2333	$self->deactivate;
		2334	$_->clear_links_to ($self) for values %cf::MAP;
2109	$self->clear;	2335	$self->clear;
2110
2111	$_->clear_links_to ($self) for values %cf::MAP;
2112		2336
2113	$self->unlink_save;	2337	$self->unlink_save;
2114	$self->destroy;	2338	$self->destroy;
2115	}	2339	}
2116		2340
…		…
2124		2348
2125	delete $cf::MAP{$self->path};	2349	delete $cf::MAP{$self->path};
2126		2350
2127	$self->unlink_save;	2351	$self->unlink_save;
2128		2352
2129	bless $self, "cf::map";	2353	bless $self, "cf::map::wrap";
2130	delete $self->{deny_reset};	2354	delete $self->{deny_reset};
2131	$self->{deny_save} = 1;	2355	$self->{deny_save} = 1;
2132	$self->reset_timeout (1);	2356	$self->reset_timeout (1);
2133	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2357	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2134		2358
…		…
2183		2407
2184	sub unique_maps() {	2408	sub unique_maps() {
2185	[	2409	[
2186	map {	2410	map {
2187	utf8::decode $_;	2411	utf8::decode $_;
2188	/\.map$/	2412	s/\.map$//; # TODO future compatibility hack
		2413	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2414	? ()
2189	? normalise $_	2415	: normalise $_
2190	: ()
2191	} @{ aio_readdir $UNIQUEDIR or [] }	2416	} @{ aio_readdir $UNIQUEDIR or [] }
2192	]	2417	]
2193	}	2418	}
2194		2419
2195	package cf;	2420	=item cf::map::static_maps
		2421
		2422	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2423	file in the shared directory excluding F</styles> and F</editor>). May
		2424	block.
		2425
		2426	=cut
		2427
		2428	sub static_maps() {
		2429	my @dirs = "";
		2430	my @maps;
		2431
		2432	while (@dirs) {
		2433	my $dir = shift @dirs;
		2434
		2435	next if $dir eq "/styles" || $dir eq "/editor";
		2436
		2437	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2438	or return;
		2439
		2440	for (@$files) {
		2441	s/\.map$// or next;
		2442	utf8::decode $_;
		2443	push @maps, "$dir/$_";
		2444	}
		2445
		2446	push @dirs, map "$dir/$_", @$dirs;
		2447	}
		2448
		2449	\@maps
		2450	}
2196		2451
2197	=back	2452	=back
2198		2453
2199	=head3 cf::object	2454	=head3 cf::object
2200		2455
…		…
2204		2459
2205	=over 4	2460	=over 4
2206		2461
2207	=item $ob->inv_recursive	2462	=item $ob->inv_recursive
2208		2463
2209	Returns the inventory of the object _and_ their inventories, recursively.	2464	Returns the inventory of the object I<and> their inventories, recursively,
		2465	but I<not> the object itself.
2210		2466
2211	=cut	2467	=cut
2212		2468
2213	sub inv_recursive_;	2469	sub inv_recursive_;
2214	sub inv_recursive_ {	2470	sub inv_recursive_ {
…		…
2219	inv_recursive_ inv $_[0]	2475	inv_recursive_ inv $_[0]
2220	}	2476	}
2221		2477
2222	=item $ref = $ob->ref	2478	=item $ref = $ob->ref
2223		2479
2224	creates and returns a persistent reference to an objetc that can be stored as a string.	2480	Creates and returns a persistent reference to an object that can be stored as a string.
2225		2481
2226	=item $ob = cf::object::deref ($refstring)	2482	=item $ob = cf::object::deref ($refstring)
2227		2483
2228	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2484	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2229	even if the object actually exists. May block.	2485	even if the object actually exists. May block.
…		…
2231	=cut	2487	=cut
2232		2488
2233	sub deref {	2489	sub deref {
2234	my ($ref) = @_;	2490	my ($ref) = @_;
2235		2491
2236	# temporary compatibility#TODO#remove
2237	$ref =~ s{^<}{player/<};
2238
2239	if ($ref =~ m{^player\/(<1\.\d+>)/(.*)$}) {	2492	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
2240	my ($uuid, $name) = ($1, $2);	2493	my ($uuid, $name) = ($1, $2);
2241	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name	2494	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
2242	or return;	2495	or return;
2243	$pl->ob->uuid eq $uuid	2496	$pl->ob->uuid eq $uuid
2244	or return;	2497	or return;
…		…
2264	can be C<undef>. Does the right thing when the player is currently in a	2517	can be C<undef>. Does the right thing when the player is currently in a
2265	dialogue with the given NPC character.	2518	dialogue with the given NPC character.
2266		2519
2267	=cut	2520	=cut
2268		2521
		2522	our $SAY_CHANNEL = {
		2523	id => "say",
		2524	title => "Map",
		2525	reply => "say ",
		2526	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2527	};
		2528
		2529	our $CHAT_CHANNEL = {
		2530	id => "chat",
		2531	title => "Chat",
		2532	reply => "chat ",
		2533	tooltip => "Player chat and shouts, global to the server.",
		2534	};
		2535
2269	# rough implementation of a future "reply" method that works	2536	# rough implementation of a future "reply" method that works
2270	# with dialog boxes.	2537	# with dialog boxes.
2271	#TODO: the first argument must go, split into a $npc->reply_to ( method	2538	#TODO: the first argument must go, split into a $npc->reply_to ( method
2272	sub cf::object::player::reply($$$;$) {	2539	sub cf::object::player::reply($$$;$) {
2273	my ($self, $npc, $msg, $flags) = @_;	2540	my ($self, $npc, $msg, $flags) = @_;
…		…
2284	my $dialog = $pl->{npc_dialog};	2551	my $dialog = $pl->{npc_dialog};
2285	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2552	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2286		2553
2287	} else {	2554	} else {
2288	$msg = $npc->name . " says: $msg" if $npc;	2555	$msg = $npc->name . " says: $msg" if $npc;
2289	$self->message ($msg, $flags);	2556	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2290	}	2557	}
2291	}	2558	}
2292	}	2559	}
2293		2560
2294	=item $object->send_msg ($channel, $msg, $color, [extra...])	2561	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2319		2586
2320	=item $player_object->enter_link	2587	=item $player_object->enter_link
2321		2588
2322	Freezes the player and moves him/her to a special map (C<{link}>).	2589	Freezes the player and moves him/her to a special map (C<{link}>).
2323		2590
2324	The player should be reasonably safe there for short amounts of time. You	2591	The player should be reasonably safe there for short amounts of time (e.g.
2325	I<MUST> call C<leave_link> as soon as possible, though.	2592	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2593	though, as the player cannot control the character while it is on the link
		2594	map.
2326		2595
2327	Will never block.	2596	Will never block.
2328		2597
2329	=item $player_object->leave_link ($map, $x, $y)	2598	=item $player_object->leave_link ($map, $x, $y)
2330		2599
…		…
2350	sub cf::object::player::enter_link {	2619	sub cf::object::player::enter_link {
2351	my ($self) = @_;	2620	my ($self) = @_;
2352		2621
2353	$self->deactivate_recursive;	2622	$self->deactivate_recursive;
2354		2623
		2624	++$self->{_link_recursion};
		2625
2355	return if UNIVERSAL::isa $self->map, "ext::map_link";	2626	return if UNIVERSAL::isa $self->map, "ext::map_link";
2356		2627
2357	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2628	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2358	if $self->map && $self->map->{path} ne "{link}";	2629	if $self->map && $self->map->{path} ne "{link}";
2359		2630
2360	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2631	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2361	}	2632	}
2362		2633
2363	sub cf::object::player::leave_link {	2634	sub cf::object::player::leave_link {
2364	my ($self, $map, $x, $y) = @_;	2635	my ($self, $map, $x, $y) = @_;
2365		2636
…		…
2382	($x, $y) = (-1, -1)	2653	($x, $y) = (-1, -1)
2383	unless (defined $x) && (defined $y);	2654	unless (defined $x) && (defined $y);
2384		2655
2385	# use -1 or undef as default coordinates, not 0, 0	2656	# use -1 or undef as default coordinates, not 0, 0
2386	($x, $y) = ($map->enter_x, $map->enter_y)	2657	($x, $y) = ($map->enter_x, $map->enter_y)
2387	if $x <=0 && $y <= 0;	2658	if $x <= 0 && $y <= 0;
2388		2659
2389	$map->load;	2660	$map->load;
2390	$map->load_neighbours;	2661	$map->load_neighbours;
2391		2662
2392	return unless $self->contr->active;	2663	return unless $self->contr->active;
2393	$self->activate_recursive;
2394		2664
2395	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2665	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2396	$self->enter_map ($map, $x, $y);	2666	if ($self->enter_map ($map, $x, $y)) {
2397	}	2667	# entering was successful
		2668	delete $self->{_link_recursion};
		2669	# only activate afterwards, to support waiting in hooks
		2670	$self->activate_recursive;
		2671	}
2398		2672
		2673	}
		2674
2399	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2675	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2400		2676
2401	Moves the player to the given map-path and coordinates by first freezing	2677	Moves the player to the given map-path and coordinates by first freezing
2402	her, loading and preparing them map, calling the provided $check callback	2678	her, loading and preparing them map, calling the provided $check callback
2403	that has to return the map if sucecssful, and then unfreezes the player on	2679	that has to return the map if sucecssful, and then unfreezes the player on
2404	the new (success) or old (failed) map position. In either case, $done will	2680	the new (success) or old (failed) map position. In either case, $done will
2405	be called at the end of this process.	2681	be called at the end of this process.
2406		2682
		2683	Note that $check will be called with a potentially non-loaded map, so if
		2684	it needs a loaded map it has to call C<< ->load >>.
		2685
2407	=cut	2686	=cut
2408		2687
2409	our $GOTOGEN;	2688	our $GOTOGEN;
2410		2689
2411	sub cf::object::player::goto {	2690	sub cf::object::player::goto {
2412	my ($self, $path, $x, $y, $check, $done) = @_;	2691	my ($self, $path, $x, $y, $check, $done) = @_;
2413		2692
		2693	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2694	warn "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2695	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2696	($path, $x, $y) = @$EMERGENCY_POSITION;
		2697	}
		2698
2414	# do generation counting so two concurrent goto's will be executed in-order	2699	# do generation counting so two concurrent goto's will be executed in-order
2415	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2700	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2416		2701
2417	$self->enter_link;	2702	$self->enter_link;
2418		2703
2419	(async {	2704	(async {
		2705	$Coro::current->{desc} = "player::goto $path $x $y";
		2706
		2707	# *tag paths override both path and x|y
		2708	if ($path =~ /^\*(.*)$/) {
		2709	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2710	my $ob = $obs[rand @obs];
		2711
		2712	# see if we actually can go there
		2713	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2714	$ob = $obs[rand @obs];
		2715	} else {
		2716	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2717	}
		2718	# else put us there anyways for now #d#
		2719
		2720	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2721	} else {
		2722	($path, $x, $y) = (undef, undef, undef);
		2723	}
		2724	}
		2725
2420	my $map = eval {	2726	my $map = eval {
2421	my $map = cf::map::find $path;	2727	my $map = defined $path ? cf::map::find $path : undef;
2422		2728
2423	if ($map) {	2729	if ($map) {
2424	$map = $map->customise_for ($self);	2730	$map = $map->customise_for ($self);
2425	$map = $check->($map) if $check && $map;	2731	$map = $check->($map, $x, $y, $self) if $check && $map;
2426	} else {	2732	} else {
2427	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2733	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2428	}	2734	}
2429		2735
2430	$map	2736	$map
2431	};	2737	};
2432		2738
…		…
2438	if ($gen == $self->{_goto_generation}) {	2744	if ($gen == $self->{_goto_generation}) {
2439	delete $self->{_goto_generation};	2745	delete $self->{_goto_generation};
2440	$self->leave_link ($map, $x, $y);	2746	$self->leave_link ($map, $x, $y);
2441	}	2747	}
2442		2748
2443	$done->() if $done;	2749	$done->($self) if $done;
2444	})->prio (1);	2750	})->prio (1);
2445	}	2751	}
2446		2752
2447	=item $player_object->enter_exit ($exit_object)	2753	=item $player_object->enter_exit ($exit_object)
2448		2754
…		…
2468	}	2774	}
2469		2775
2470	sub prepare_random_map {	2776	sub prepare_random_map {
2471	my ($exit) = @_;	2777	my ($exit) = @_;
2472		2778
2473	my $guard = cf::lock_acquire "exit_prepare:$exit";
2474
2475	# all this does is basically replace the /! path by	2779	# all this does is basically replace the /! path by
2476	# a new random map path (?random/...) with a seed	2780	# a new random map path (?random/...) with a seed
2477	# that depends on the exit object	2781	# that depends on the exit object
2478		2782
2479	my $rmp = parse_random_map_params $exit->msg;	2783	my $rmp = parse_random_map_params $exit->msg;
…		…
2481	if ($exit->map) {	2785	if ($exit->map) {
2482	$rmp->{region} = $exit->region->name;	2786	$rmp->{region} = $exit->region->name;
2483	$rmp->{origin_map} = $exit->map->path;	2787	$rmp->{origin_map} = $exit->map->path;
2484	$rmp->{origin_x} = $exit->x;	2788	$rmp->{origin_x} = $exit->x;
2485	$rmp->{origin_y} = $exit->y;	2789	$rmp->{origin_y} = $exit->y;
		2790
		2791	$exit->map->touch;
2486	}	2792	}
2487		2793
2488	$rmp->{random_seed} ||= $exit->random_seed;	2794	$rmp->{random_seed} ||= $exit->random_seed;
2489		2795
2490	my $data = cf::to_json $rmp;	2796	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2491	my $md5 = Digest::MD5::md5_hex $data;	2797	my $md5 = Digest::MD5::md5_hex $data;
2492	my $meta = "$RANDOMDIR/$md5.meta";	2798	my $meta = "$RANDOMDIR/$md5.meta";
2493		2799
2494	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2800	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2495	aio_write $fh, 0, (length $data), $data, 0;	2801	aio_write $fh, 0, (length $data), $data, 0;
2496	undef $fh;	2802	undef $fh;
2497	aio_rename "$meta~", $meta;	2803	aio_rename "$meta~", $meta;
2498		2804
		2805	my $slaying = "?random/$md5";
		2806
		2807	if ($exit->valid) {
2499	$exit->slaying ("?random/$md5");	2808	$exit->slaying ("?random/$md5");
2500	$exit->msg (undef);	2809	$exit->msg (undef);
		2810	}
2501	}	2811	}
2502	}	2812	}
2503		2813
2504	sub cf::object::player::enter_exit {	2814	sub cf::object::player::enter_exit {
2505	my ($self, $exit) = @_;	2815	my ($self, $exit) = @_;
2506		2816
2507	return unless $self->type == cf::PLAYER;	2817	return unless $self->type == cf::PLAYER;
2508		2818
2509	if ($exit->slaying eq "/!") {
2510	#TODO: this should de-fi-ni-te-ly not be a sync-job
2511	# the problem is that $exit might not survive long enough
2512	# so it needs to be done right now, right here
2513	cf::sync_job { prepare_random_map $exit };
2514	}
2515
2516	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2517	my $hp = $exit->stats->hp;
2518	my $sp = $exit->stats->sp;
2519
2520	$self->enter_link;	2819	$self->enter_link;
2521		2820
2522	# if exit is damned, update players death & WoR home-position
2523	$self->contr->savebed ($slaying, $hp, $sp)
2524	if $exit->flag (FLAG_DAMNED);
2525
2526	(async {	2821	(async {
2527	$self->deactivate_recursive; # just to be sure	2822	$Coro::current->{desc} = "enter_exit";
		2823
2528	unless (eval {	2824	unless (eval {
		2825	$self->deactivate_recursive; # just to be sure
		2826
		2827	# random map handling
		2828	{
		2829	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2830
		2831	prepare_random_map $exit
		2832	if $exit->slaying eq "/!";
		2833	}
		2834
		2835	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2836	my $x = $exit->stats->hp;
		2837	my $y = $exit->stats->sp;
		2838
2529	$self->goto ($slaying, $hp, $sp);	2839	$self->goto ($map, $x, $y);
2530		2840
		2841	# if exit is damned, update players death & WoR home-position
		2842	$self->contr->savebed ($map, $x, $y)
		2843	if $exit->flag (cf::FLAG_DAMNED);
		2844
2531	1;	2845	1
2532	}) {	2846	}) {
2533	$self->message ("Something went wrong deep within the crossfire server. "	2847	$self->message ("Something went wrong deep within the deliantra server. "
2534	. "I'll try to bring you back to the map you were before. "	2848	. "I'll try to bring you back to the map you were before. "
2535	. "Please report this to the dungeon master!",	2849	. "Please report this to the dungeon master!",
2536	cf::NDI_UNIQUE | cf::NDI_RED);	2850	cf::NDI_UNIQUE | cf::NDI_RED);
2537		2851
2538	warn "ERROR in enter_exit: $@";	2852	warn "ERROR in enter_exit: $@";
…		…
2555	sub cf::client::send_drawinfo {	2869	sub cf::client::send_drawinfo {
2556	my ($self, $text, $flags) = @_;	2870	my ($self, $text, $flags) = @_;
2557		2871
2558	utf8::encode $text;	2872	utf8::encode $text;
2559	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2873	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2874	}
		2875
		2876	=item $client->send_big_packet ($pkt)
		2877
		2878	Like C<send_packet>, but tries to compress large packets, and fragments
		2879	them as required.
		2880
		2881	=cut
		2882
		2883	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2884
		2885	sub cf::client::send_big_packet {
		2886	my ($self, $pkt) = @_;
		2887
		2888	# try lzf for large packets
		2889	$pkt = "lzf " . Compress::LZF::compress $pkt
		2890	if 1024 <= length $pkt and $self->{can_lzf};
		2891
		2892	# split very large packets
		2893	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2894	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2895	$pkt = "frag";
		2896	}
		2897
		2898	$self->send_packet ($pkt);
2560	}	2899	}
2561		2900
2562	=item $client->send_msg ($channel, $msg, $color, [extra...])	2901	=item $client->send_msg ($channel, $msg, $color, [extra...])
2563		2902
2564	Send a drawinfo or msg packet to the client, formatting the msg for the	2903	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2566	the message, with C<log> being the default. If C<$color> is negative, suppress	2905	the message, with C<log> being the default. If C<$color> is negative, suppress
2567	the message unless the client supports the msg packet.	2906	the message unless the client supports the msg packet.
2568		2907
2569	=cut	2908	=cut
2570		2909
		2910	# non-persistent channels (usually the info channel)
2571	our %CHANNEL = (	2911	our %CHANNEL = (
		2912	"c/motd" => {
		2913	id => "infobox",
		2914	title => "MOTD",
		2915	reply => undef,
		2916	tooltip => "The message of the day",
		2917	},
2572	"c/identify" => {	2918	"c/identify" => {
2573	id => "identify",	2919	id => "infobox",
2574	title => "Identify",	2920	title => "Identify",
2575	reply => undef,	2921	reply => undef,
2576	tooltip => "Items recently identified",	2922	tooltip => "Items recently identified",
2577	},	2923	},
2578	"c/examine" => {	2924	"c/examine" => {
2579	id => "examine",	2925	id => "infobox",
2580	title => "Examine",	2926	title => "Examine",
2581	reply => undef,	2927	reply => undef,
2582	tooltip => "Signs and other items you examined",	2928	tooltip => "Signs and other items you examined",
2583	},	2929	},
		2930	"c/shopinfo" => {
		2931	id => "infobox",
		2932	title => "Shop Info",
		2933	reply => undef,
		2934	tooltip => "What your bargaining skill tells you about the shop",
		2935	},
		2936	"c/book" => {
		2937	id => "infobox",
		2938	title => "Book",
		2939	reply => undef,
		2940	tooltip => "The contents of a note or book",
		2941	},
		2942	"c/lookat" => {
		2943	id => "infobox",
		2944	title => "Look",
		2945	reply => undef,
		2946	tooltip => "What you saw there",
		2947	},
		2948	"c/who" => {
		2949	id => "infobox",
		2950	title => "Players",
		2951	reply => undef,
		2952	tooltip => "Shows players who are currently online",
		2953	},
		2954	"c/body" => {
		2955	id => "infobox",
		2956	title => "Body Parts",
		2957	reply => undef,
		2958	tooltip => "Shows which body parts you posess and are available",
		2959	},
		2960	"c/statistics" => {
		2961	id => "infobox",
		2962	title => "Statistics",
		2963	reply => undef,
		2964	tooltip => "Shows your primary statistics",
		2965	},
		2966	"c/skills" => {
		2967	id => "infobox",
		2968	title => "Skills",
		2969	reply => undef,
		2970	tooltip => "Shows your experience per skill and item power",
		2971	},
		2972	"c/shopitems" => {
		2973	id => "infobox",
		2974	title => "Shop Items",
		2975	reply => undef,
		2976	tooltip => "Shows the items currently for sale in this shop",
		2977	},
		2978	"c/resistances" => {
		2979	id => "infobox",
		2980	title => "Resistances",
		2981	reply => undef,
		2982	tooltip => "Shows your resistances",
		2983	},
		2984	"c/pets" => {
		2985	id => "infobox",
		2986	title => "Pets",
		2987	reply => undef,
		2988	tooltip => "Shows information abotu your pets/a specific pet",
		2989	},
		2990	"c/perceiveself" => {
		2991	id => "infobox",
		2992	title => "Perceive Self",
		2993	reply => undef,
		2994	tooltip => "You gained detailed knowledge about yourself",
		2995	},
		2996	"c/uptime" => {
		2997	id => "infobox",
		2998	title => "Uptime",
		2999	reply => undef,
		3000	tooltip => "How long the server has been running since last restart",
		3001	},
		3002	"c/mapinfo" => {
		3003	id => "infobox",
		3004	title => "Map Info",
		3005	reply => undef,
		3006	tooltip => "Information related to the maps",
		3007	},
		3008	"c/party" => {
		3009	id => "party",
		3010	title => "Party",
		3011	reply => "gsay ",
		3012	tooltip => "Messages and chat related to your party",
		3013	},
		3014	"c/death" => {
		3015	id => "death",
		3016	title => "Death",
		3017	reply => undef,
		3018	tooltip => "Reason for and more info about your most recent death",
		3019	},
		3020	"c/say" => $SAY_CHANNEL,
		3021	"c/chat" => $CHAT_CHANNEL,
2584	);	3022	);
2585		3023
2586	sub cf::client::send_msg {	3024	sub cf::client::send_msg {
2587	my ($self, $channel, $msg, $color, @extra) = @_;	3025	my ($self, $channel, $msg, $color, @extra) = @_;
2588		3026
2589	$msg = $self->pl->expand_cfpod ($msg);	3027	$msg = $self->pl->expand_cfpod ($msg)
		3028	unless $color & cf::NDI_VERBATIM;
2590		3029
2591	$color &= cf::NDI_CLIENT_MASK; # just in case...	3030	$color &= cf::NDI_CLIENT_MASK; # just in case...
2592		3031
2593	# check predefined channels, for the benefit of C	3032	# check predefined channels, for the benefit of C
2594	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};	3033	if ($CHANNEL{$channel}) {
		3034	$channel = $CHANNEL{$channel};
2595		3035
		3036	$self->ext_msg (channel_info => $channel);
		3037	$channel = $channel->{id};
		3038
2596	if (ref $channel) {	3039	} elsif (ref $channel) {
2597	# send meta info to client, if not yet sent	3040	# send meta info to client, if not yet sent
2598	unless (exists $self->{channel}{$channel->{id}}) {	3041	unless (exists $self->{channel}{$channel->{id}}) {
2599	$self->{channel}{$channel->{id}} = $channel;	3042	$self->{channel}{$channel->{id}} = $channel;
2600	$self->ext_msg (channel_info => $channel)	3043	$self->ext_msg (channel_info => $channel);
2601	if $self->can_msg;
2602	}	3044	}
2603		3045
2604	$channel = $channel->{id};	3046	$channel = $channel->{id};
2605	}	3047	}
2606		3048
2607	return unless @extra || length $msg;	3049	return unless @extra || length $msg;
2608		3050
2609	if ($self->can_msg) {
2610	# default colour, mask it out	3051	# default colour, mask it out
2611	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3052	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2612	if $color & cf::NDI_DEF;	3053	if $color & cf::NDI_DEF;
2613		3054
2614	$self->send_packet ("msg " . $self->{json_coder}->encode (	3055	my $pkt = "msg "
		3056	. $self->{json_coder}->encode (
2615	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3057	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2616	} else {	3058	);
2617	if ($color >= 0) {
2618	# replace some tags by gcfclient-compatible ones
2619	for ($msg) {
2620	1 while
2621	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2622	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2623	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2624	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2625	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2626	}
2627		3059
2628	$color &= cf::NDI_COLOR_MASK;	3060	$self->send_big_packet ($pkt);
2629
2630	utf8::encode $msg;
2631
2632	if (0 && $msg =~ /\[/) {
2633	# COMMAND/INFO
2634	$self->send_packet ("drawextinfo $color 10 8 $msg")
2635	} else {
2636	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2637	$self->send_packet ("drawinfo $color $msg")
2638	}
2639	}
2640	}
2641	}	3061	}
2642		3062
2643	=item $client->ext_msg ($type, @msg)	3063	=item $client->ext_msg ($type, @msg)
2644		3064
2645	Sends an ext event to the client.	3065	Sends an ext event to the client.
…		…
2648		3068
2649	sub cf::client::ext_msg($$@) {	3069	sub cf::client::ext_msg($$@) {
2650	my ($self, $type, @msg) = @_;	3070	my ($self, $type, @msg) = @_;
2651		3071
2652	if ($self->extcmd == 2) {	3072	if ($self->extcmd == 2) {
2653	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3073	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2654	} elsif ($self->extcmd == 1) { # TODO: remove	3074	} elsif ($self->extcmd == 1) { # TODO: remove
2655	push @msg, msgtype => "event_$type";	3075	push @msg, msgtype => "event_$type";
2656	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3076	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2657	}	3077	}
2658	}	3078	}
2659		3079
2660	=item $client->ext_reply ($msgid, @msg)	3080	=item $client->ext_reply ($msgid, @msg)
2661		3081
…		…
2665		3085
2666	sub cf::client::ext_reply($$@) {	3086	sub cf::client::ext_reply($$@) {
2667	my ($self, $id, @msg) = @_;	3087	my ($self, $id, @msg) = @_;
2668		3088
2669	if ($self->extcmd == 2) {	3089	if ($self->extcmd == 2) {
2670	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3090	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2671	} elsif ($self->extcmd == 1) {	3091	} elsif ($self->extcmd == 1) {
2672	#TODO: version 1, remove	3092	#TODO: version 1, remove
2673	unshift @msg, msgtype => "reply", msgid => $id;	3093	unshift @msg, msgtype => "reply", msgid => $id;
2674	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3094	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2675	}	3095	}
2676	}	3096	}
2677		3097
2678	=item $success = $client->query ($flags, "text", \&cb)	3098	=item $success = $client->query ($flags, "text", \&cb)
2679		3099
…		…
2780		3200
2781	$coro	3201	$coro
2782	}	3202	}
2783		3203
2784	cf::client->attach (	3204	cf::client->attach (
2785	on_destroy => sub {	3205	on_client_destroy => sub {
2786	my ($ns) = @_;	3206	my ($ns) = @_;
2787		3207
2788	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3208	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2789	},	3209	},
2790	);	3210	);
…		…
2806	our $safe_hole = new Safe::Hole;	3226	our $safe_hole = new Safe::Hole;
2807		3227
2808	$SIG{FPE} = 'IGNORE';	3228	$SIG{FPE} = 'IGNORE';
2809		3229
2810	$safe->permit_only (Opcode::opset qw(	3230	$safe->permit_only (Opcode::opset qw(
2811	:base_core :base_mem :base_orig :base_math	3231	:base_core :base_mem :base_orig :base_math :base_loop
2812	grepstart grepwhile mapstart mapwhile	3232	grepstart grepwhile mapstart mapwhile
2813	sort time	3233	sort time
2814	));	3234	));
2815		3235
2816	# here we export the classes and methods available to script code	3236	# here we export the classes and methods available to script code
…		…
2818	=pod	3238	=pod
2819		3239
2820	The following functions and methods are available within a safe environment:	3240	The following functions and methods are available within a safe environment:
2821		3241
2822	cf::object	3242	cf::object
2823	contr pay_amount pay_player map x y force_find force_add	3243	contr pay_amount pay_player map x y force_find force_add destroy
2824	insert remove name archname title slaying race decrease_ob_nr	3244	insert remove name archname title slaying race decrease split
		3245	value
2825		3246
2826	cf::object::player	3247	cf::object::player
2827	player	3248	player
2828		3249
2829	cf::player	3250	cf::player
…		…
2834		3255
2835	=cut	3256	=cut
2836		3257
2837	for (	3258	for (
2838	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3259	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2839	insert remove inv name archname title slaying race	3260	insert remove inv nrof name archname title slaying race
2840	decrease_ob_nr)],	3261	decrease split destroy change_exp value msg lore send_msg)],
2841	["cf::object::player" => qw(player)],	3262	["cf::object::player" => qw(player)],
2842	["cf::player" => qw(peaceful)],	3263	["cf::player" => qw(peaceful send_msg)],
2843	["cf::map" => qw(trigger)],	3264	["cf::map" => qw(trigger)],
2844	) {	3265	) {
2845	no strict 'refs';	3266	no strict 'refs';
2846	my ($pkg, @funs) = @$_;	3267	my ($pkg, @funs) = @$_;
2847	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3268	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2865		3286
2866	my $qcode = $code;	3287	my $qcode = $code;
2867	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3288	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2868	$qcode =~ s/\n/\\n/g;	3289	$qcode =~ s/\n/\\n/g;
2869		3290
		3291	%vars = (_dummy => 0) unless %vars;
		3292
		3293	my @res;
2870	local $_;	3294	local $_;
2871	local @safe::cf::_safe_eval_args = values %vars;
2872		3295
2873	my $eval =	3296	my $eval =
2874	"do {\n"	3297	"do {\n"
2875	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3298	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2876	. "#line 0 \"{$qcode}\"\n"	3299	. "#line 0 \"{$qcode}\"\n"
2877	. $code	3300	. $code
2878	. "\n}"	3301	. "\n}"
2879	;	3302	;
2880		3303
		3304	if ($CFG{safe_eval}) {
2881	sub_generation_inc;	3305	sub_generation_inc;
		3306	local @safe::cf::_safe_eval_args = values %vars;
2882	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3307	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2883	sub_generation_inc;	3308	sub_generation_inc;
		3309	} else {
		3310	local @cf::_safe_eval_args = values %vars;
		3311	@res = wantarray ? eval eval : scalar eval $eval;
		3312	}
2884		3313
2885	if ($@) {	3314	if ($@) {
2886	warn "$@";	3315	warn "$@";
2887	warn "while executing safe code '$code'\n";	3316	warn "while executing safe code '$code'\n";
2888	warn "with arguments " . (join " ", %vars) . "\n";	3317	warn "with arguments " . (join " ", %vars) . "\n";
…		…
2907	=cut	3336	=cut
2908		3337
2909	sub register_script_function {	3338	sub register_script_function {
2910	my ($fun, $cb) = @_;	3339	my ($fun, $cb) = @_;
2911		3340
2912	no strict 'refs';	3341	$fun = "safe::$fun" if $CFG{safe_eval};
2913	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3342	*$fun = $safe_hole->wrap ($cb);
2914	}	3343	}
2915		3344
2916	=back	3345	=back
2917		3346
2918	=cut	3347	=cut
…		…
2939		3368
2940	$facedata->{version} == 2	3369	$facedata->{version} == 2
2941	or cf::cleanup "$path: version mismatch, cannot proceed.";	3370	or cf::cleanup "$path: version mismatch, cannot proceed.";
2942		3371
2943	# patch in the exptable	3372	# patch in the exptable
		3373	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
2944	$facedata->{resource}{"res/exp_table"} = {	3374	$facedata->{resource}{"res/exp_table"} = {
2945	type => FT_RSRC,	3375	type => FT_RSRC,
2946	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3376	data => $exp_table,
		3377	hash => (Digest::MD5::md5 $exp_table),
2947	};	3378	};
2948	cf::cede_to_tick;	3379	cf::cede_to_tick;
2949		3380
2950	{	3381	{
2951	my $faces = $facedata->{faceinfo};	3382	my $faces = $facedata->{faceinfo};
2952		3383
2953	while (my ($face, $info) = each %$faces) {	3384	while (my ($face, $info) = each %$faces) {
2954	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3385	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3386
2955	cf::face::set_visibility $idx, $info->{visibility};	3387	cf::face::set_visibility $idx, $info->{visibility};
2956	cf::face::set_magicmap $idx, $info->{magicmap};	3388	cf::face::set_magicmap $idx, $info->{magicmap};
2957	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3389	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2958	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3390	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
2959		3391
2960	cf::cede_to_tick;	3392	cf::cede_to_tick;
2961	}	3393	}
2962		3394
2963	while (my ($face, $info) = each %$faces) {	3395	while (my ($face, $info) = each %$faces) {
2964	next unless $info->{smooth};	3396	next unless $info->{smooth};
		3397
2965	my $idx = cf::face::find $face	3398	my $idx = cf::face::find $face
2966	or next;	3399	or next;
		3400
2967	if (my $smooth = cf::face::find $info->{smooth}) {	3401	if (my $smooth = cf::face::find $info->{smooth}) {
2968	cf::face::set_smooth $idx, $smooth;	3402	cf::face::set_smooth $idx, $smooth;
2969	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3403	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2970	} else {	3404	} else {
2971	warn "smooth face '$info->{smooth}' not found for face '$face'";	3405	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
2985		3419
2986	cf::anim::invalidate_all; # d'oh	3420	cf::anim::invalidate_all; # d'oh
2987	}	3421	}
2988		3422
2989	{	3423	{
2990	# TODO: for gcfclient pleasure, we should give resources
2991	# that gcfclient doesn't grok a >10000 face index.
2992	my $res = $facedata->{resource};	3424	my $res = $facedata->{resource};
2993		3425
2994	my $soundconf = delete $res->{"res/sound.conf"};
2995
2996	while (my ($name, $info) = each %$res) {	3426	while (my ($name, $info) = each %$res) {
		3427	if (defined $info->{type}) {
2997	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3428	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2998	my $data;
2999		3429
3000	if ($info->{type} & 1) {	3430	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3001	# prepend meta info	3431	cf::face::set_type $idx, $info->{type};
3002
3003	my $meta = $enc->encode ({
3004	name => $name,
3005	%{ $info->{meta} || {} },
3006	});
3007
3008	$data = pack "(w/a*)*", $meta, $info->{data};
3009	} else {	3432	} else {
3010	$data = $info->{data};	3433	$RESOURCE{$name} = $info;
3011	}	3434	}
3012		3435
3013	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3014	cf::face::set_type $idx, $info->{type};
3015
3016	cf::cede_to_tick;	3436	cf::cede_to_tick;
3017	}	3437	}
3018
3019	if ($soundconf) {
3020	$soundconf = $enc->decode (delete $soundconf->{data});
3021
3022	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3023	my $sound = $soundconf->{compat}[$_]
3024	or next;
3025
3026	my $face = cf::face::find "sound/$sound->[1]";
3027	cf::sound::set $sound->[0] => $face;
3028	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3029	}
3030
3031	while (my ($k, $v) = each %{$soundconf->{event}}) {
3032	my $face = cf::face::find "sound/$v";
3033	cf::sound::set $k => $face;
3034	}
3035	}
3036	}	3438	}
		3439
		3440	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3037		3441
3038	1	3442	1
3039	}	3443	}
		3444
		3445	cf::global->attach (on_resource_update => sub {
		3446	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3447	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3448
		3449	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3450	my $sound = $soundconf->{compat}[$_]
		3451	or next;
		3452
		3453	my $face = cf::face::find "sound/$sound->[1]";
		3454	cf::sound::set $sound->[0] => $face;
		3455	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3456	}
		3457
		3458	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3459	my $face = cf::face::find "sound/$v";
		3460	cf::sound::set $k => $face;
		3461	}
		3462	}
		3463	});
3040		3464
3041	register_exticmd fx_want => sub {	3465	register_exticmd fx_want => sub {
3042	my ($ns, $want) = @_;	3466	my ($ns, $want) = @_;
3043		3467
3044	while (my ($k, $v) = each %$want) {	3468	while (my ($k, $v) = each %$want) {
3045	$ns->fx_want ($k, $v);	3469	$ns->fx_want ($k, $v);
3046	}	3470	}
3047	};	3471	};
		3472
		3473	sub load_resource_file($) {
		3474	my $guard = lock_acquire "load_resource_file";
		3475
		3476	my $status = load_resource_file_ $_[0];
		3477	get_slot 0.1, 100;
		3478	cf::arch::commit_load;
		3479
		3480	$status
		3481	}
3048		3482
3049	sub reload_regions {	3483	sub reload_regions {
3050	# HACK to clear player env face cache, we need some signal framework	3484	# HACK to clear player env face cache, we need some signal framework
3051	# for this (global event?)	3485	# for this (global event?)
3052	%ext::player_env::MUSIC_FACE_CACHE = ();	3486	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3066	}	3500	}
3067		3501
3068	sub reload_archetypes {	3502	sub reload_archetypes {
3069	load_resource_file "$DATADIR/archetypes"	3503	load_resource_file "$DATADIR/archetypes"
3070	or die "unable to load archetypes\n";	3504	or die "unable to load archetypes\n";
3071	#d# NEED to laod twice to resolve forward references
3072	# this really needs to be done in an extra post-pass
3073	# (which needs to be synchronous, so solve it differently)
3074	load_resource_file "$DATADIR/archetypes"
3075	or die "unable to load archetypes\n";
3076	}	3505	}
3077		3506
3078	sub reload_treasures {	3507	sub reload_treasures {
3079	load_resource_file "$DATADIR/treasures"	3508	load_resource_file "$DATADIR/treasures"
3080	or die "unable to load treasurelists\n";	3509	or die "unable to load treasurelists\n";
3081	}	3510	}
3082		3511
3083	sub reload_resources {	3512	sub reload_resources {
3084	warn "reloading resource files...\n";	3513	warn "reloading resource files...\n";
3085		3514
		3515	reload_facedata;
		3516	reload_archetypes;
3086	reload_regions;	3517	reload_regions;
3087	reload_facedata;
3088	#reload_archetypes;#d#
3089	reload_archetypes;
3090	reload_treasures;	3518	reload_treasures;
3091		3519
3092	warn "finished reloading resource files\n";	3520	warn "finished reloading resource files\n";
3093	}	3521	}
3094		3522
3095	sub init {
3096	reload_resources;
3097	}
3098
3099	sub reload_config {	3523	sub reload_config {
		3524	warn "reloading config file...\n";
		3525
3100	open my $fh, "<:utf8", "$CONFDIR/config"	3526	open my $fh, "<:utf8", "$CONFDIR/config"
3101	or return;	3527	or return;
3102		3528
3103	local $/;	3529	local $/;
3104	*CFG = YAML::Syck::Load <$fh>;	3530	*CFG = YAML::XS::Load scalar <$fh>;
3105		3531
3106	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3532	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3107		3533
3108	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3534	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3109	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3535	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3110		3536
3111	if (exists $CFG{mlockall}) {	3537	if (exists $CFG{mlockall}) {
…		…
3113	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3539	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3114	and die "WARNING: m(un)lockall failed: $!\n";	3540	and die "WARNING: m(un)lockall failed: $!\n";
3115	};	3541	};
3116	warn $@ if $@;	3542	warn $@ if $@;
3117	}	3543	}
		3544
		3545	warn "finished reloading resource files\n";
		3546	}
		3547
		3548	sub pidfile() {
		3549	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3550	or die "$PIDFILE: $!";
		3551	flock $fh, &Fcntl::LOCK_EX
		3552	or die "$PIDFILE: flock: $!";
		3553	$fh
		3554	}
		3555
		3556	# make sure only one server instance is running at any one time
		3557	sub atomic {
		3558	my $fh = pidfile;
		3559
		3560	my $pid = <$fh>;
		3561	kill 9, $pid if $pid > 0;
		3562
		3563	seek $fh, 0, 0;
		3564	print $fh $$;
		3565	}
		3566
		3567	sub main_loop {
		3568	warn "EV::loop starting\n";
		3569	if (1) {
		3570	EV::loop;
		3571	}
		3572	warn "EV::loop returned\n";
		3573	goto &main_loop unless $REALLY_UNLOOP;
3118	}	3574	}
3119		3575
3120	sub main {	3576	sub main {
		3577	cf::init_globals; # initialise logging
		3578
		3579	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3580	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3581	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3582	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3583
		3584	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3585
3121	# we must not ever block the main coroutine	3586	# we must not ever block the main coroutine
3122	local $Coro::idle = sub {	3587	local $Coro::idle = sub {
3123	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3588	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3124	(async {	3589	(async {
3125	Event::one_event;	3590	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3591	EV::loop EV::LOOP_ONESHOT;
3126	})->prio (Coro::PRIO_MAX);	3592	})->prio (Coro::PRIO_MAX);
3127	};	3593	};
3128		3594
		3595	evthread_start IO::AIO::poll_fileno;
		3596
		3597	cf::sync_job {
		3598	cf::init_experience;
		3599	cf::init_anim;
		3600	cf::init_attackmess;
		3601	cf::init_dynamic;
		3602
		3603	cf::load_settings;
		3604	cf::load_materials;
		3605
		3606	reload_resources;
3129	reload_config;	3607	reload_config;
3130	db_init;	3608	db_init;
		3609
		3610	cf::init_uuid;
		3611	cf::init_signals;
		3612	cf::init_skills;
		3613
		3614	cf::init_beforeplay;
		3615
		3616	atomic;
		3617
3131	load_extensions;	3618	load_extensions;
3132		3619
3133	$TICK_WATCHER->start;	3620	utime time, time, $RUNTIMEFILE;
3134	Event::loop;	3621
		3622	# no (long-running) fork's whatsoever before this point(!)
		3623	use POSIX ();
		3624	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3625
		3626	(pop @POST_INIT)->(0) while @POST_INIT;
		3627	};
		3628
		3629	cf::object::thawer::errors_are_fatal 0;
		3630	warn "parse errors in files are no longer fatal from this point on.\n";
		3631
		3632	main_loop;
3135	}	3633	}
3136		3634
3137	#############################################################################	3635	#############################################################################
3138	# initialisation and cleanup	3636	# initialisation and cleanup
3139		3637
3140	# install some emergency cleanup handlers	3638	# install some emergency cleanup handlers
3141	BEGIN {	3639	BEGIN {
		3640	our %SIGWATCHER = ();
3142	for my $signal (qw(INT HUP TERM)) {	3641	for my $signal (qw(INT HUP TERM)) {
3143	Event->signal (	3642	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3144	reentrant => 0,
3145	data => WF_AUTOCANCEL,
3146	signal => $signal,
3147	prio => 0,
3148	cb => sub {
3149	cf::cleanup "SIG$signal";	3643	cf::cleanup "SIG$signal";
3150	},
3151	);	3644	};
3152	}	3645	}
3153	}	3646	}
3154		3647
3155	sub write_runtime {	3648	sub write_runtime_sync {
3156	my $runtime = "$LOCALDIR/runtime";	3649	my $t0 = AE::time;
3157		3650
3158	# first touch the runtime file to show we are still running:	3651	# first touch the runtime file to show we are still running:
3159	# the fsync below can take a very very long time.	3652	# the fsync below can take a very very long time.
3160		3653
3161	IO::AIO::aio_utime $runtime, undef, undef;	3654	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3162		3655
3163	my $guard = cf::lock_acquire "write_runtime";	3656	my $guard = cf::lock_acquire "write_runtime";
3164		3657
3165	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3658	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3166	or return;	3659	or return;
3167		3660
3168	my $value = $cf::RUNTIME + 90 + 10;	3661	my $value = $cf::RUNTIME + 90 + 10;
3169	# 10 is the runtime save interval, for a monotonic clock	3662	# 10 is the runtime save interval, for a monotonic clock
3170	# 60 allows for the watchdog to kill the server.	3663	# 60 allows for the watchdog to kill the server.
…		…
3180	aio_utime $fh, undef, undef;	3673	aio_utime $fh, undef, undef;
3181		3674
3182	close $fh	3675	close $fh
3183	or return;	3676	or return;
3184		3677
3185	aio_rename "$runtime~", $runtime	3678	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3186	and return;	3679	and return;
3187		3680
3188	warn "runtime file written.\n";	3681	warn sprintf "runtime file written (%gs).\n", AE::time - $t0;
3189		3682
3190	1	3683	1
		3684	}
		3685
		3686	our $uuid_lock;
		3687	our $uuid_skip;
		3688
		3689	sub write_uuid_sync($) {
		3690	$uuid_skip ||= $_[0];
		3691
		3692	return if $uuid_lock;
		3693	local $uuid_lock = 1;
		3694
		3695	my $uuid = "$LOCALDIR/uuid";
		3696
		3697	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3698	or return;
		3699
		3700	my $value = uuid_seq uuid_cur;
		3701
		3702	unless ($value) {
		3703	warn "cowardly refusing to write zero uuid value!\n";
		3704	return;
		3705	}
		3706
		3707	my $value = uuid_str $value + $uuid_skip;
		3708	$uuid_skip = 0;
		3709
		3710	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3711	and return;
		3712
		3713	# always fsync - this file is important
		3714	aio_fsync $fh
		3715	and return;
		3716
		3717	close $fh
		3718	or return;
		3719
		3720	aio_rename "$uuid~", $uuid
		3721	and return;
		3722
		3723	warn "uuid file written ($value).\n";
		3724
		3725	1
		3726
		3727	}
		3728
		3729	sub write_uuid($$) {
		3730	my ($skip, $sync) = @_;
		3731
		3732	$sync ? write_uuid_sync $skip
		3733	: async { write_uuid_sync $skip };
3191	}	3734	}
3192		3735
3193	sub emergency_save() {	3736	sub emergency_save() {
3194	my $freeze_guard = cf::freeze_mainloop;	3737	my $freeze_guard = cf::freeze_mainloop;
3195		3738
3196	warn "enter emergency perl save\n";	3739	warn "emergency_perl_save: enter\n";
3197		3740
3198	cf::sync_job {	3741	cf::sync_job {
		3742	# this is a trade-off: we want to be very quick here, so
		3743	# save all maps without fsync, and later call a global sync
		3744	# (which in turn might be very very slow)
		3745	local $USE_FSYNC = 0;
		3746
3199	# use a peculiar iteration method to avoid tripping on perl	3747	# use a peculiar iteration method to avoid tripping on perl
3200	# refcount bugs in for. also avoids problems with players	3748	# refcount bugs in for. also avoids problems with players
3201	# and maps saved/destroyed asynchronously.	3749	# and maps saved/destroyed asynchronously.
3202	warn "begin emergency player save\n";	3750	warn "emergency_perl_save: begin player save\n";
3203	for my $login (keys %cf::PLAYER) {	3751	for my $login (keys %cf::PLAYER) {
3204	my $pl = $cf::PLAYER{$login} or next;	3752	my $pl = $cf::PLAYER{$login} or next;
3205	$pl->valid or next;	3753	$pl->valid or next;
		3754	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3206	$pl->save;	3755	$pl->save;
3207	}	3756	}
3208	warn "end emergency player save\n";	3757	warn "emergency_perl_save: end player save\n";
3209		3758
3210	warn "begin emergency map save\n";	3759	warn "emergency_perl_save: begin map save\n";
3211	for my $path (keys %cf::MAP) {	3760	for my $path (keys %cf::MAP) {
3212	my $map = $cf::MAP{$path} or next;	3761	my $map = $cf::MAP{$path} or next;
3213	$map->valid or next;	3762	$map->valid or next;
3214	$map->save;	3763	$map->save;
3215	}	3764	}
3216	warn "end emergency map save\n";	3765	warn "emergency_perl_save: end map save\n";
3217		3766
3218	warn "begin emergency database checkpoint\n";	3767	warn "emergency_perl_save: begin database checkpoint\n";
3219	BDB::db_env_txn_checkpoint $DB_ENV;	3768	BDB::db_env_txn_checkpoint $DB_ENV;
3220	warn "end emergency database checkpoint\n";	3769	warn "emergency_perl_save: end database checkpoint\n";
		3770
		3771	warn "emergency_perl_save: begin write uuid\n";
		3772	write_uuid_sync 1;
		3773	warn "emergency_perl_save: end write uuid\n";
3221	};	3774	};
3222		3775
		3776	warn "emergency_perl_save: starting sync()\n";
		3777	IO::AIO::aio_sync sub {
		3778	warn "emergency_perl_save: finished sync()\n";
		3779	};
		3780
3223	warn "leave emergency perl save\n";	3781	warn "emergency_perl_save: leave\n";
3224	}	3782	}
3225		3783
3226	sub post_cleanup {	3784	sub post_cleanup {
3227	my ($make_core) = @_;	3785	my ($make_core) = @_;
3228		3786
3229	warn Carp::longmess "post_cleanup backtrace"	3787	warn Carp::longmess "post_cleanup backtrace"
3230	if $make_core;	3788	if $make_core;
		3789
		3790	my $fh = pidfile;
		3791	unlink $PIDFILE if <$fh> == $$;
		3792	}
		3793
		3794	# a safer delete_package, copied from Symbol
		3795	sub clear_package($) {
		3796	my $pkg = shift;
		3797
		3798	# expand to full symbol table name if needed
		3799	unless ($pkg =~ /^main::.*::$/) {
		3800	$pkg = "main$pkg" if $pkg =~ /^::/;
		3801	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3802	$pkg .= '::' unless $pkg =~ /::$/;
		3803	}
		3804
		3805	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3806	my $stem_symtab = *{$stem}{HASH};
		3807
		3808	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3809	or return;
		3810
		3811	# clear all symbols
		3812	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3813	for my $name (keys %$leaf_symtab) {
		3814	_gv_clear *{"$pkg$name"};
		3815	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3816	}
3231	}	3817	}
3232		3818
3233	sub do_reload_perl() {	3819	sub do_reload_perl() {
3234	# can/must only be called in main	3820	# can/must only be called in main
3235	if ($Coro::current != $Coro::main) {	3821	if (in_main) {
3236	warn "can only reload from main coroutine";	3822	warn "can only reload from main coroutine";
3237	return;	3823	return;
3238	}	3824	}
3239		3825
		3826	return if $RELOAD++;
		3827
		3828	my $t1 = AE::time;
		3829
		3830	while ($RELOAD) {
3240	warn "reloading...";	3831	warn "reloading...";
3241		3832
3242	warn "entering sync_job";	3833	warn "entering sync_job";
3243		3834
3244	cf::sync_job {	3835	cf::sync_job {
3245	cf::write_runtime; # external watchdog should not bark	3836	cf::write_runtime_sync; # external watchdog should not bark
3246	cf::emergency_save;	3837	cf::emergency_save;
3247	cf::write_runtime; # external watchdog should not bark	3838	cf::write_runtime_sync; # external watchdog should not bark
3248		3839
3249	warn "syncing database to disk";	3840	warn "syncing database to disk";
3250	BDB::db_env_txn_checkpoint $DB_ENV;	3841	BDB::db_env_txn_checkpoint $DB_ENV;
3251		3842
3252	# if anything goes wrong in here, we should simply crash as we already saved	3843	# if anything goes wrong in here, we should simply crash as we already saved
3253		3844
3254	warn "cancelling all WF_AUTOCANCEL watchers";
3255	for (Event::all_watchers) {
3256	$_->cancel if $_->data & WF_AUTOCANCEL;
3257	}
3258
3259	warn "flushing outstanding aio requests";	3845	warn "flushing outstanding aio requests";
3260	for (;;) {
3261	BDB::flush;
3262	IO::AIO::flush;
3263	Coro::cede;
3264	last unless IO::AIO::nreqs || BDB::nreqs;	3846	while (IO::AIO::nreqs || BDB::nreqs) {
3265	warn "iterate...";	3847	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3266	}
3267
3268	++$RELOAD;
3269
3270	warn "cancelling all extension coros";
3271	$_->cancel for values %EXT_CORO;
3272	%EXT_CORO = ();
3273
3274	warn "removing commands";
3275	%COMMAND = ();
3276
3277	warn "removing ext/exti commands";
3278	%EXTCMD = ();
3279	%EXTICMD = ();
3280
3281	warn "unloading/nuking all extensions";
3282	for my $pkg (@EXTS) {
3283	warn "... unloading $pkg";
3284
3285	if (my $cb = $pkg->can ("unload")) {
3286	eval {
3287	$cb->($pkg);
3288	1
3289	} or warn "$pkg unloaded, but with errors: $@";
3290	}	3848	}
3291		3849
3292	warn "... nuking $pkg";	3850	warn "cancelling all extension coros";
3293	Symbol::delete_package $pkg;	3851	$_->cancel for values %EXT_CORO;
3294	}	3852	%EXT_CORO = ();
3295		3853
3296	warn "unloading all perl modules loaded from $LIBDIR";	3854	warn "removing commands";
3297	while (my ($k, $v) = each %INC) {	3855	%COMMAND = ();
3298	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3299		3856
		3857	warn "removing ext/exti commands";
		3858	%EXTCMD = ();
		3859	%EXTICMD = ();
		3860
		3861	warn "unloading/nuking all extensions";
		3862	for my $pkg (@EXTS) {
3300	warn "... unloading $k";	3863	warn "... unloading $pkg";
3301	delete $INC{$k};
3302		3864
3303	$k =~ s/\.pm$//;
3304	$k =~ s/\//::/g;
3305
3306	if (my $cb = $k->can ("unload_module")) {	3865	if (my $cb = $pkg->can ("unload")) {
		3866	eval {
3307	$cb->();	3867	$cb->($pkg);
		3868	1
		3869	} or warn "$pkg unloaded, but with errors: $@";
		3870	}
		3871
		3872	warn "... clearing $pkg";
		3873	clear_package $pkg;
3308	}	3874	}
3309		3875
3310	Symbol::delete_package $k;	3876	warn "unloading all perl modules loaded from $LIBDIR";
		3877	while (my ($k, $v) = each %INC) {
		3878	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3879
		3880	warn "... unloading $k";
		3881	delete $INC{$k};
		3882
		3883	$k =~ s/\.pm$//;
		3884	$k =~ s/\//::/g;
		3885
		3886	if (my $cb = $k->can ("unload_module")) {
		3887	$cb->();
		3888	}
		3889
		3890	clear_package $k;
3311	}	3891	}
3312		3892
3313	warn "getting rid of safe::, as good as possible";	3893	warn "getting rid of safe::, as good as possible";
3314	Symbol::delete_package "safe::$_"	3894	clear_package "safe::$_"
3315	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3895	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3316		3896
3317	warn "unloading cf.pm \"a bit\"";	3897	warn "unloading cf.pm \"a bit\"";
3318	delete $INC{"cf.pm"};	3898	delete $INC{"cf.pm"};
3319	delete $INC{"cf/pod.pm"};	3899	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3320		3900
3321	# don't, removes xs symbols, too,	3901	# don't, removes xs symbols, too,
3322	# and global variables created in xs	3902	# and global variables created in xs
3323	#Symbol::delete_package __PACKAGE__;	3903	#clear_package __PACKAGE__;
3324		3904
3325	warn "unload completed, starting to reload now";	3905	warn "unload completed, starting to reload now";
3326		3906
3327	warn "reloading cf.pm";	3907	warn "reloading cf.pm";
3328	require cf;	3908	require cf;
3329	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3909	cf::_connect_to_perl_1;
3330		3910
3331	warn "loading config and database again";	3911	warn "loading config and database again";
3332	cf::reload_config;	3912	cf::reload_config;
3333		3913
3334	warn "loading extensions";	3914	warn "loading extensions";
3335	cf::load_extensions;	3915	cf::load_extensions;
3336		3916
		3917	if ($REATTACH_ON_RELOAD) {
3337	warn "reattaching attachments to objects/players";	3918	warn "reattaching attachments to objects/players";
3338	_global_reattach; # objects, sockets	3919	_global_reattach; # objects, sockets
3339	warn "reattaching attachments to maps";	3920	warn "reattaching attachments to maps";
3340	reattach $_ for values %MAP;	3921	reattach $_ for values %MAP;
3341	warn "reattaching attachments to players";	3922	warn "reattaching attachments to players";
3342	reattach $_ for values %PLAYER;	3923	reattach $_ for values %PLAYER;
		3924	}
3343		3925
		3926	warn "running post_init jobs";
		3927	(pop @POST_INIT)->(1) while @POST_INIT;
		3928
3344	warn "leaving sync_job";	3929	warn "leaving sync_job";
3345		3930
3346	1	3931	1
3347	} or do {	3932	} or do {
3348	warn $@;	3933	warn $@;
3349	warn "error while reloading, exiting.";	3934	cf::cleanup "error while reloading, exiting.";
3350	exit 1;
3351	};	3935	};
3352		3936
3353	warn "reloaded";	3937	warn "reloaded";
		3938	--$RELOAD;
		3939	}
		3940
		3941	$t1 = AE::time - $t1;
		3942	warn "reload completed in ${t1}s\n";
3354	};	3943	};
3355		3944
3356	our $RELOAD_WATCHER; # used only during reload	3945	our $RELOAD_WATCHER; # used only during reload
3357		3946
3358	sub reload_perl() {	3947	sub reload_perl() {
3359	# doing reload synchronously and two reloads happen back-to-back,	3948	# doing reload synchronously and two reloads happen back-to-back,
3360	# coro crashes during coro_state_free->destroy here.	3949	# coro crashes during coro_state_free->destroy here.
3361		3950
3362	$RELOAD_WATCHER ||= Event->timer (	3951	$RELOAD_WATCHER ||= cf::async {
3363	reentrant => 0,	3952	Coro::AIO::aio_wait cache_extensions;
3364	after => 0,	3953
3365	data => WF_AUTOCANCEL,	3954	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3366	cb => sub {
3367	do_reload_perl;	3955	do_reload_perl;
3368	undef $RELOAD_WATCHER;	3956	undef $RELOAD_WATCHER;
3369	},	3957	};
3370	);	3958	};
3371	}	3959	}
3372		3960
3373	register_command "reload" => sub {	3961	register_command "reload" => sub {
3374	my ($who, $arg) = @_;	3962	my ($who, $arg) = @_;
3375		3963
3376	if ($who->flag (FLAG_WIZ)) {	3964	if ($who->flag (FLAG_WIZ)) {
3377	$who->message ("reloading server.");	3965	$who->message ("reloading server.");
		3966	async {
		3967	$Coro::current->{desc} = "perl_reload";
3378	async { reload_perl };	3968	reload_perl;
		3969	};
3379	}	3970	}
3380	};	3971	};
3381		3972
3382	unshift @INC, $LIBDIR;	3973	unshift @INC, $LIBDIR;
3383		3974
…		…
3385		3976
3386	our @WAIT_FOR_TICK;	3977	our @WAIT_FOR_TICK;
3387	our @WAIT_FOR_TICK_BEGIN;	3978	our @WAIT_FOR_TICK_BEGIN;
3388		3979
3389	sub wait_for_tick {	3980	sub wait_for_tick {
3390	return unless $TICK_WATCHER->is_active;
3391	return if $Coro::current == $Coro::main;	3981	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3392		3982
3393	my $signal = new Coro::Signal;	3983	my $signal = new Coro::Signal;
3394	push @WAIT_FOR_TICK, $signal;	3984	push @WAIT_FOR_TICK, $signal;
3395	$signal->wait;	3985	$signal->wait;
3396	}	3986	}
3397		3987
3398	sub wait_for_tick_begin {	3988	sub wait_for_tick_begin {
3399	return unless $TICK_WATCHER->is_active;
3400	return if $Coro::current == $Coro::main;	3989	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3401		3990
3402	my $signal = new Coro::Signal;	3991	my $signal = new Coro::Signal;
3403	push @WAIT_FOR_TICK_BEGIN, $signal;	3992	push @WAIT_FOR_TICK_BEGIN, $signal;
3404	$signal->wait;	3993	$signal->wait;
3405	}	3994	}
3406		3995
3407	my $min = 1e6;#d#	3996	sub tick {
3408	my $avg = 10;
3409	$TICK_WATCHER = Event->timer (
3410	reentrant => 0,
3411	parked => 1,
3412	prio => 0,
3413	at => $NEXT_TICK || $TICK,
3414	data => WF_AUTOCANCEL,
3415	cb => sub {
3416	if ($Coro::current != $Coro::main) {	3997	if ($Coro::current != $Coro::main) {
3417	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3998	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3418	unless ++$bug_warning > 10;	3999	unless ++$bug_warning > 10;
3419	return;	4000	return;
3420	}	4001	}
3421		4002
3422	$NOW = $tick_start = Event::time;
3423
3424	cf::server_tick; # one server iteration	4003	cf::server_tick; # one server iteration
3425		4004
3426	0 && sync_job {#d#	4005	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3427	for(1..10) {
3428	my $t = Event::time;
3429	my $map = my $map = new_from_path cf::map "/tmp/x.map"
3430	or die;
3431		4006
3432	$map->width (50);	4007	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3433	$map->height (50);	4008	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3434	$map->alloc;	4009	Coro::async_pool {
3435	$map->_load_objects ("/tmp/x.map", 1); #TODO: does not work	4010	$Coro::current->{desc} = "runtime saver";
3436	my $t = Event::time - $t;	4011	write_runtime_sync
3437		4012	or warn "ERROR: unable to write runtime file: $!";
3438	#next unless $t < 0.0013;#d#
3439	if ($t < $min) {
3440	$min = $t;
3441	}
3442	$avg = $avg * 0.99 + $t * 0.01;
3443	}
3444	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3445	exit 0;
3446	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3447	};	4013	};
		4014	}
3448		4015
3449	$RUNTIME += $TICK;
3450	$NEXT_TICK += $TICK;
3451
3452	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3453	$NEXT_RUNTIME_WRITE = $NOW + 10;
3454	Coro::async_pool {
3455	write_runtime
3456	or warn "ERROR: unable to write runtime file: $!";
3457	};
3458	}
3459
3460	# my $AFTER = Event::time;
3461	# warn $AFTER - $NOW;#d#
3462
3463	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4016	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3464	$sig->send;	4017	$sig->send;
3465	}	4018	}
3466	while (my $sig = shift @WAIT_FOR_TICK) {	4019	while (my $sig = shift @WAIT_FOR_TICK) {
3467	$sig->send;	4020	$sig->send;
3468	}	4021	}
3469		4022
3470	$NOW = Event::time;	4023	$LOAD = ($NOW - $TICK_START) / $TICK;
3471
3472	# if we are delayed by four ticks or more, skip them all
3473	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3474
3475	$TICK_WATCHER->at ($NEXT_TICK);
3476	$TICK_WATCHER->start;
3477
3478	$LOAD = ($NOW - $tick_start) / $TICK;
3479	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4024	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3480		4025
3481	_post_tick;	4026	if (0) {
3482		4027	if ($NEXT_TICK) {
3483		4028	my $jitter = $TICK_START - $NEXT_TICK;
		4029	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4030	warn "jitter $JITTER\n";#d#
		4031	}
3484	},	4032	}
3485	);	4033	}
3486		4034
3487	{	4035	{
3488	BDB::max_poll_time $TICK * 0.1;	4036	# configure BDB
3489	$BDB_POLL_WATCHER = Event->io (	4037
3490	reentrant => 0,
3491	fd => BDB::poll_fileno,
3492	poll => 'r',
3493	prio => 0,
3494	data => WF_AUTOCANCEL,
3495	cb => \&BDB::poll_cb,
3496	);
3497	BDB::min_parallel 8;	4038	BDB::min_parallel 16;
3498		4039	BDB::max_poll_reqs $TICK * 0.1;
3499	BDB::set_sync_prepare {	4040	$AnyEvent::BDB::WATCHER->priority (1);
3500	my $status;
3501	my $current = $Coro::current;
3502	(
3503	sub {
3504	$status = $!;
3505	$current->ready; undef $current;
3506	},
3507	sub {
3508	Coro::schedule while defined $current;
3509	$! = $status;
3510	},
3511	)
3512	};
3513		4041
3514	unless ($DB_ENV) {	4042	unless ($DB_ENV) {
3515	$DB_ENV = BDB::db_env_create;	4043	$DB_ENV = BDB::db_env_create;
		4044	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		4045	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4046	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		4047	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		4048	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3516		4049
3517	cf::sync_job {	4050	cf::sync_job {
3518	eval {	4051	eval {
3519	BDB::db_env_open	4052	BDB::db_env_open
3520	$DB_ENV,	4053	$DB_ENV,
…		…
3522	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4055	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3523	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4056	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3524	0666;	4057	0666;
3525		4058
3526	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4059	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3527
3528	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3529	$DB_ENV->set_lk_detect;
3530	};	4060	};
3531		4061
3532	cf::cleanup "db_env_open(db): $@" if $@;	4062	cf::cleanup "db_env_open(db): $@" if $@;
3533	};	4063	};
3534	}	4064	}
		4065
		4066	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		4067	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		4068	};
		4069	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		4070	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		4071	};
		4072	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		4073	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		4074	};
3535	}	4075	}
3536		4076
3537	{	4077	{
		4078	# configure IO::AIO
		4079
3538	IO::AIO::min_parallel 8;	4080	IO::AIO::min_parallel 8;
3539
3540	undef $Coro::AIO::WATCHER;
3541	IO::AIO::max_poll_time $TICK * 0.1;	4081	IO::AIO::max_poll_time $TICK * 0.1;
3542	$AIO_POLL_WATCHER = Event->io (	4082	undef $AnyEvent::AIO::WATCHER;
3543	reentrant => 0,
3544	data => WF_AUTOCANCEL,
3545	fd => IO::AIO::poll_fileno,
3546	poll => 'r',
3547	prio => 6,
3548	cb => \&IO::AIO::poll_cb,
3549	);
3550	}	4083	}
3551		4084
3552	my $_log_backtrace;	4085	my $_log_backtrace;
3553		4086
3554	sub _log_backtrace {	4087	sub _log_backtrace {
…		…
3557	$msg =~ s/\n//;	4090	$msg =~ s/\n//;
3558		4091
3559	# limit the # of concurrent backtraces	4092	# limit the # of concurrent backtraces
3560	if ($_log_backtrace < 2) {	4093	if ($_log_backtrace < 2) {
3561	++$_log_backtrace;	4094	++$_log_backtrace;
		4095	my $perl_bt = Carp::longmess $msg;
3562	async {	4096	async {
		4097	$Coro::current->{desc} = "abt $msg";
		4098
3563	my @bt = fork_call {	4099	my @bt = fork_call {
3564	@addr = map { sprintf "%x", $_ } @addr;	4100	@addr = map { sprintf "%x", $_ } @addr;
3565	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4101	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3566	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4102	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3567	or die "addr2line: $!";	4103	or die "addr2line: $!";
…		…
3575	}	4111	}
3576		4112
3577	@funcs	4113	@funcs
3578	};	4114	};
3579		4115
3580	LOG llevInfo, "[ABT] $msg\n";	4116	LOG llevInfo, "[ABT] $perl_bt\n";
		4117	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3581	LOG llevInfo, "[ABT] $_\n" for @bt;	4118	LOG llevInfo, "[ABT] $_\n" for @bt;
3582	--$_log_backtrace;	4119	--$_log_backtrace;
3583	};	4120	};
3584	} else {	4121	} else {
3585	LOG llevInfo, "[ABT] $msg\n";	4122	LOG llevInfo, "[ABT] $msg\n";
3586	LOG llevInfo, "[ABT] [suppressed]\n";	4123	LOG llevInfo, "[ABT] [suppressed]\n";
3587	}	4124	}
3588	}	4125	}
3589		4126
3590	# load additional modules	4127	# load additional modules
3591	use cf::pod;	4128	require "cf/$_.pm" for @EXTRA_MODULES;
		4129	cf::_connect_to_perl_2;
3592		4130
3593	END { cf::emergency_save }	4131	END { cf::emergency_save }
3594		4132
3595	1	4133	1
3596		4134

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