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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.389 by root, Sat Oct 20 04:39:57 2007 UTC vs.
Revision 1.503 by root, Sat Jan 30 23:46:39 2010 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify it under
		7	# the terms of the Affero GNU General Public License as published by the
		8	# Free Software Foundation, either version 3 of the License, or (at your
		9	# option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the Affero GNU General Public License
		17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
		19	#
		20	# The authors can be reached via e-mail to <support@deliantra.net>
		21	#
		22
1	package cf;	23	package cf;
2		24
		25	use 5.10.0;
3	use utf8;	26	use utf8;
4	use strict;	27	use strict qw(vars subs);
5		28
6	use Symbol;	29	use Symbol;
7	use List::Util;	30	use List::Util;
8	use Socket;	31	use Socket;
9	use Event;	32	use EV;
10	use Opcode;	33	use Opcode;
11	use Safe;	34	use Safe;
12	use Safe::Hole;	35	use Safe::Hole;
13	use Storable ();	36	use Storable ();
		37	use Carp ();
14		38
		39	use Guard ();
15	use Coro 4.1 ();	40	use Coro ();
16	use Coro::State;	41	use Coro::State;
17	use Coro::Handle;	42	use Coro::Handle;
		43	use Coro::EV;
18	use Coro::Event;	44	use Coro::AnyEvent;
19	use Coro::Timer;	45	use Coro::Timer;
20	use Coro::Signal;	46	use Coro::Signal;
21	use Coro::Semaphore;	47	use Coro::Semaphore;
		48	use Coro::SemaphoreSet;
		49	use Coro::AnyEvent;
22	use Coro::AIO;	50	use Coro::AIO;
		51	use Coro::BDB 1.6;
23	use Coro::Storable;	52	use Coro::Storable;
24	use Coro::Util ();	53	use Coro::Util ();
25		54
26	use JSON::XS ();	55	use JSON::XS 2.01 ();
27	use BDB ();	56	use BDB ();
28	use Data::Dumper;	57	use Data::Dumper;
29	use Digest::MD5;
30	use Fcntl;	58	use Fcntl;
31	use YAML::Syck ();	59	use YAML::XS ();
32	use IO::AIO 2.51 ();	60	use IO::AIO ();
33	use Time::HiRes;	61	use Time::HiRes;
34	use Compress::LZF;	62	use Compress::LZF;
35	use Digest::MD5 ();	63	use Digest::MD5 ();
		64
		65	AnyEvent::detect;
36		66
37	# configure various modules to our taste	67	# configure various modules to our taste
38	#	68	#
39	$Storable::canonical = 1; # reduce rsync transfers	69	$Storable::canonical = 1; # reduce rsync transfers
40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	70	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		71
		72	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		73
		74	# make sure c-lzf reinitialises itself
		75	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
41	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	76	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42		77
43	$Event::Eval = 1; # no idea why this is required, but it is	78	# strictly for debugging
44		79	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
45	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
46	$YAML::Syck::ImplicitUnicode = 1;
47
48	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
49		80
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	81	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
51		82
52	our %COMMAND = ();	83	our %COMMAND = ();
53	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
…		…
56	our %EXTCMD = ();	87	our %EXTCMD = ();
57	our %EXTICMD = ();	88	our %EXTICMD = ();
58	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
59	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
60		91
61	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
62	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
63		96
64	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
65	our $DATADIR = datadir;	98	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	99	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	100	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	101	our $MAPDIR = "$DATADIR/" . mapdir;
69	our $LOCALDIR = localdir;	102	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	103	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	104	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	105	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	106	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	107	our $BDBDIR = "$LOCALDIR/db";
		108	our $PIDFILE = "$LOCALDIR/pid";
		109	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		110
		111	our %RESOURCE;
75		112
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	113	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	114	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	115	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	116	our $USE_FSYNC = 1; # use fsync to write maps - default on
83		117
84	our $BDB_POLL_WATCHER;
85	our $BDB_DEADLOCK_WATCHER;	118	our $BDB_DEADLOCK_WATCHER;
86	our $BDB_CHECKPOINT_WATCHER;	119	our $BDB_CHECKPOINT_WATCHER;
87	our $BDB_TRICKLE_WATCHER;	120	our $BDB_TRICKLE_WATCHER;
88	our $DB_ENV;	121	our $DB_ENV;
89		122
		123	our @EXTRA_MODULES = qw(pod match mapscript);
		124
90	our %CFG;	125	our %CFG;
91		126
92	our $UPTIME; $UPTIME ||= time;	127	our $UPTIME; $UPTIME ||= time;
93	our $RUNTIME;	128	our $RUNTIME;
		129	our $NOW;
94		130
95	our (%PLAYER, %PLAYER_LOADING); # all users	131	our (%PLAYER, %PLAYER_LOADING); # all users
96	our (%MAP, %MAP_LOADING ); # all maps	132	our (%MAP, %MAP_LOADING ); # all maps
97	our $LINK_MAP; # the special {link} map, which is always available	133	our $LINK_MAP; # the special {link} map, which is always available
98		134
99	# used to convert map paths into valid unix filenames by replacing / by ∕	135	# used to convert map paths into valid unix filenames by replacing / by ∕
100	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	136	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
101		137
102	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	138	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
103	our $LOADAVG; # same thing, but with alpha-smoothing	139	our $LOADAVG; # same thing, but with alpha-smoothing
		140	our $JITTER; # average jitter
104	our $tick_start; # for load detecting purposes	141	our $TICK_START; # for load detecting purposes
		142
		143	our @POST_INIT;
		144
		145	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		146	our $REALLY_UNLOOP; # never set to true, please :)
105		147
106	binmode STDOUT;	148	binmode STDOUT;
107	binmode STDERR;	149	binmode STDERR;
108		150
109	# read virtual server time, if available	151	# read virtual server time, if available
110	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	152	unless ($RUNTIME || !-e $RUNTIMEFILE) {
111	open my $fh, "<", "$LOCALDIR/runtime"	153	open my $fh, "<", $RUNTIMEFILE
112	or die "unable to read runtime file: $!";	154	or die "unable to read $RUNTIMEFILE file: $!";
113	$RUNTIME = <$fh> + 0.;	155	$RUNTIME = <$fh> + 0.;
114	}	156	}
		157
		158	eval "sub TICK() { $TICK } 1" or die;
115		159
116	mkdir $_	160	mkdir $_
117	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	161	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
118		162
119	our $EMERGENCY_POSITION;	163	our $EMERGENCY_POSITION;
120		164
121	sub cf::map::normalise;	165	sub cf::map::normalise;
		166
		167	#############################################################################
		168
		169	%REFLECT = ();
		170	for (@REFLECT) {
		171	my $reflect = JSON::XS::decode_json $_;
		172	$REFLECT{$reflect->{class}} = $reflect;
		173	}
		174
		175	# this is decidedly evil
		176	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
122		177
123	#############################################################################	178	#############################################################################
124		179
125	=head2 GLOBAL VARIABLES	180	=head2 GLOBAL VARIABLES
126		181
…		…
162		217
163	The raw value load value from the last tick.	218	The raw value load value from the last tick.
164		219
165	=item %cf::CFG	220	=item %cf::CFG
166		221
167	Configuration for the server, loaded from C</etc/crossfire/config>, or	222	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
168	from wherever your confdir points to.	223	from wherever your confdir points to.
169		224
170	=item cf::wait_for_tick, cf::wait_for_tick_begin	225	=item cf::wait_for_tick, cf::wait_for_tick_begin
171		226
172	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	227	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
173	returns directly I<after> the tick processing (and consequently, can only wake one process	228	returns directly I<after> the tick processing (and consequently, can only wake one process
174	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	229	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
175		230
176	=item @cf::INVOKE_RESULTS	231	=item @cf::INVOKE_RESULTS
177		232
178	This array contains the results of the last C<invoke ()> call. When	233	This array contains the results of the last C<invoke ()> call. When
179	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	234	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
180	that call.	235	that call.
181		236
		237	=item %cf::REFLECT
		238
		239	Contains, for each (C++) class name, a hash reference with information
		240	about object members (methods, scalars, arrays and flags) and other
		241	metadata, which is useful for introspection.
		242
182	=back	243	=back
183		244
184	=cut	245	=cut
185		246
186	BEGIN {	247	$Coro::State::WARNHOOK = sub {
187	*CORE::GLOBAL::warn = sub {
188	my $msg = join "", @_;	248	my $msg = join "", @_;
189		249
190	$msg .= "\n"	250	$msg .= "\n"
191	unless $msg =~ /\n$/;	251	unless $msg =~ /\n$/;
192		252
193	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	253	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
194		254
195	LOG llevError, $msg;	255	LOG llevError, $msg;
196	};	256	};
197	}	257
		258	$Coro::State::DIEHOOK = sub {
		259	return unless $^S eq 0; # "eq", not "=="
		260
		261	warn Carp::longmess $_[0];
		262
		263	if ($Coro::current == $Coro::main) {#d#
		264	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		265	return;#d#
		266	}#d#
		267
		268	# kill coroutine otherwise
		269	Coro::terminate
		270	};
198		271
199	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	272	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
200	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	273	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
201	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	274	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
202	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	275	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
209	for my $pkg (qw(	282	for my $pkg (qw(
210	cf::global cf::attachable	283	cf::global cf::attachable
211	cf::object cf::object::player	284	cf::object cf::object::player
212	cf::client cf::player	285	cf::client cf::player
213	cf::arch cf::living	286	cf::arch cf::living
		287	cf::map cf::mapspace
214	cf::map cf::party cf::region	288	cf::party cf::region
215	)) {	289	)) {
216	no strict 'refs';
217	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	290	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
218	}	291	}
219		292
220	$Event::DIED = sub {	293	$EV::DIED = sub {
221	warn "error in event callback: @_";	294	Carp::cluck "error in event callback: @_";
222	};	295	};
223		296
224	#############################################################################	297	#############################################################################
225		298
226	=head2 UTILITY FUNCTIONS	299	=head2 UTILITY FUNCTIONS
…		…
248	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	321	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
249	$d	322	$d
250	} || "[unable to dump $_[0]: '$@']";	323	} || "[unable to dump $_[0]: '$@']";
251	}	324	}
252		325
253	=item $ref = cf::from_json $json	326	=item $ref = cf::decode_json $json
254		327
255	Converts a JSON string into the corresponding perl data structure.	328	Converts a JSON string into the corresponding perl data structure.
256		329
257	=item $json = cf::to_json $ref	330	=item $json = cf::encode_json $ref
258		331
259	Converts a perl data structure into its JSON representation.	332	Converts a perl data structure into its JSON representation.
260		333
261	=cut	334	=cut
262		335
263	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	336	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
264		337
265	sub to_json ($) { $json_coder->encode ($_[0]) }	338	sub encode_json($) { $json_coder->encode ($_[0]) }
266	sub from_json ($) { $json_coder->decode ($_[0]) }	339	sub decode_json($) { $json_coder->decode ($_[0]) }
		340
		341	=item cf::post_init { BLOCK }
		342
		343	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		344	but I<before> the server starts ticking again.
		345
		346	The cdoeblock will have a single boolean argument to indicate whether this
		347	is a reload or not.
		348
		349	=cut
		350
		351	sub post_init(&) {
		352	push @POST_INIT, shift;
		353	}
267		354
268	=item cf::lock_wait $string	355	=item cf::lock_wait $string
269		356
270	Wait until the given lock is available. See cf::lock_acquire.	357	Wait until the given lock is available. See cf::lock_acquire.
271		358
272	=item my $lock = cf::lock_acquire $string	359	=item my $lock = cf::lock_acquire $string
273		360
274	Wait until the given lock is available and then acquires it and returns	361	Wait until the given lock is available and then acquires it and returns
275	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	362	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
276	for example when the coroutine gets canceled), the lock is automatically	363	for example when the coroutine gets canceled), the lock is automatically
277	returned.	364	returned.
278		365
279	Locks are *not* recursive, locking from the same coro twice results in a	366	Locks are *not* recursive, locking from the same coro twice results in a
280	deadlocked coro.	367	deadlocked coro.
…		…
286		373
287	Return true if the lock is currently active, i.e. somebody has locked it.	374	Return true if the lock is currently active, i.e. somebody has locked it.
288		375
289	=cut	376	=cut
290		377
291	our %LOCK;	378	our $LOCKS = new Coro::SemaphoreSet;
292	our %LOCKER;#d#
293		379
294	sub lock_wait($) {	380	sub lock_wait($) {
295	my ($key) = @_;	381	$LOCKS->wait ($_[0]);
296
297	if ($LOCKER{$key} == $Coro::current) {#d#
298	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
299	return;#d#
300	}#d#
301
302	# wait for lock, if any
303	while ($LOCK{$key}) {
304	push @{ $LOCK{$key} }, $Coro::current;
305	Coro::schedule;
306	}
307	}	382	}
308		383
309	sub lock_acquire($) {	384	sub lock_acquire($) {
310	my ($key) = @_;	385	$LOCKS->guard ($_[0])
311
312	# wait, to be sure we are not locked
313	lock_wait $key;
314
315	$LOCK{$key} = [];
316	$LOCKER{$key} = $Coro::current;#d#
317
318	Coro::guard {
319	delete $LOCKER{$key};#d#
320	# wake up all waiters, to be on the safe side
321	$_->ready for @{ delete $LOCK{$key} };
322	}
323	}	386	}
324		387
325	sub lock_active($) {	388	sub lock_active($) {
326	my ($key) = @_;	389	$LOCKS->count ($_[0]) < 1
327
328	! ! $LOCK{$key}
329	}	390	}
330		391
331	sub freeze_mainloop {	392	sub freeze_mainloop {
332	return unless $TICK_WATCHER->is_active;	393	tick_inhibit_inc;
333		394
334	my $guard = Coro::guard {	395	&Guard::guard (\&tick_inhibit_dec);
335	$TICK_WATCHER->start;	396	}
336	};	397
337	$TICK_WATCHER->stop;	398	=item cf::periodic $interval, $cb
338	$guard	399
		400	Like EV::periodic, but randomly selects a starting point so that the actions
		401	get spread over timer.
		402
		403	=cut
		404
		405	sub periodic($$) {
		406	my ($interval, $cb) = @_;
		407
		408	my $start = rand List::Util::min 180, $interval;
		409
		410	EV::periodic $start, $interval, 0, $cb
339	}	411	}
340		412
341	=item cf::get_slot $time[, $priority[, $name]]	413	=item cf::get_slot $time[, $priority[, $name]]
342		414
343	Allocate $time seconds of blocking CPU time at priority C<$priority>:	415	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
351		423
352	=cut	424	=cut
353		425
354	our @SLOT_QUEUE;	426	our @SLOT_QUEUE;
355	our $SLOT_QUEUE;	427	our $SLOT_QUEUE;
		428	our $SLOT_DECAY = 0.9;
356		429
357	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	430	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
358	$SLOT_QUEUE = Coro::async {	431	$SLOT_QUEUE = Coro::async {
359	$Coro::current->desc ("timeslot manager");	432	$Coro::current->desc ("timeslot manager");
360		433
361	my $signal = new Coro::Signal;	434	my $signal = new Coro::Signal;
		435	my $busy;
362		436
363	while () {	437	while () {
364	next_job:	438	next_job:
		439
365	my $avail = cf::till_tick;	440	my $avail = cf::till_tick;
366	if ($avail > 0.01) {	441
367	for (0 .. $#SLOT_QUEUE) {	442	for (0 .. $#SLOT_QUEUE) {
368	if ($SLOT_QUEUE[$_][0] < $avail) {	443	if ($SLOT_QUEUE[$_][0] <= $avail) {
		444	$busy = 0;
369	my $job = splice @SLOT_QUEUE, $_, 1, ();	445	my $job = splice @SLOT_QUEUE, $_, 1, ();
370	$job->[2]->send;	446	$job->[2]->send;
371	Coro::cede;	447	Coro::cede;
372	goto next_job;	448	goto next_job;
373	}	449	} else {
		450	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
374	}	451	}
375	}	452	}
376		453
377	if (@SLOT_QUEUE) {	454	if (@SLOT_QUEUE) {
378	# we do not use wait_for_tick() as it returns immediately when tick is inactive	455	# we do not use wait_for_tick() as it returns immediately when tick is inactive
379	push @cf::WAIT_FOR_TICK, $signal;	456	push @cf::WAIT_FOR_TICK, $signal;
380	$signal->wait;	457	$signal->wait;
381	} else {	458	} else {
		459	$busy = 0;
382	Coro::schedule;	460	Coro::schedule;
383	}	461	}
384	}	462	}
385	};	463	};
386		464
387	sub get_slot($;$$) {	465	sub get_slot($;$$) {
		466	return if tick_inhibit || $Coro::current == $Coro::main;
		467
388	my ($time, $pri, $name) = @_;	468	my ($time, $pri, $name) = @_;
389		469
390	$time = $TICK * .6 if $time > $TICK * .6;	470	$time = clamp $time, 0.01, $TICK * .6;
		471
391	my $sig = new Coro::Signal;	472	my $sig = new Coro::Signal;
392		473
393	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	474	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
394	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	475	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
395	$SLOT_QUEUE->ready;	476	$SLOT_QUEUE->ready;
…		…
406		487
407	BEGIN { *async = \&Coro::async_pool }	488	BEGIN { *async = \&Coro::async_pool }
408		489
409	=item cf::sync_job { BLOCK }	490	=item cf::sync_job { BLOCK }
410		491
411	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	492	The design of Deliantra requires that the main coroutine ($Coro::main)
412	is always able to handle events or runnable, as Crossfire TRT is only	493	is always able to handle events or runnable, as Deliantra is only
413	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	494	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
414	acceptable.	495	acceptable.
415		496
416	If it must be done, put the blocking parts into C<sync_job>. This will run	497	If it must be done, put the blocking parts into C<sync_job>. This will run
417	the given BLOCK in another coroutine while waiting for the result. The	498	the given BLOCK in another coroutine while waiting for the result. The
…		…
422		503
423	sub sync_job(&) {	504	sub sync_job(&) {
424	my ($job) = @_;	505	my ($job) = @_;
425		506
426	if ($Coro::current == $Coro::main) {	507	if ($Coro::current == $Coro::main) {
427	my $time = Event::time;	508	my $time = EV::time;
428		509
429	# this is the main coro, too bad, we have to block	510	# this is the main coro, too bad, we have to block
430	# till the operation succeeds, freezing the server :/	511	# till the operation succeeds, freezing the server :/
431		512
432	LOG llevError, Carp::longmess "sync job";#d#	513	LOG llevError, Carp::longmess "sync job";#d#
433		514
434	# TODO: use suspend/resume instead
435	# (but this is cancel-safe)
436	my $freeze_guard = freeze_mainloop;	515	my $freeze_guard = freeze_mainloop;
437		516
438	my $busy = 1;	517	my $busy = 1;
439	my @res;	518	my @res;
440		519
…		…
447		526
448	while ($busy) {	527	while ($busy) {
449	if (Coro::nready) {	528	if (Coro::nready) {
450	Coro::cede_notself;	529	Coro::cede_notself;
451	} else {	530	} else {
452	Event::one_event;	531	EV::loop EV::LOOP_ONESHOT;
453	}	532	}
454	}	533	}
455		534
456	$time = Event::time - $time;	535	my $time = EV::time - $time;
457		536
458	LOG llevError | logBacktrace, Carp::longmess "long sync job"
459	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
460
461	$tick_start += $time; # do not account sync jobs to server load	537	$TICK_START += $time; # do not account sync jobs to server load
462		538
463	wantarray ? @res : $res[0]	539	wantarray ? @res : $res[0]
464	} else {	540	} else {
465	# we are in another coroutine, how wonderful, everything just works	541	# we are in another coroutine, how wonderful, everything just works
466		542
…		…
491	=item fork_call { }, $args	567	=item fork_call { }, $args
492		568
493	Executes the given code block with the given arguments in a seperate	569	Executes the given code block with the given arguments in a seperate
494	process, returning the results. Everything must be serialisable with	570	process, returning the results. Everything must be serialisable with
495	Coro::Storable. May, of course, block. Note that the executed sub may	571	Coro::Storable. May, of course, block. Note that the executed sub may
496	never block itself or use any form of Event handling.	572	never block itself or use any form of event handling.
497		573
498	=cut	574	=cut
499		575
500	sub fork_call(&@) {	576	sub fork_call(&@) {
501	my ($cb, @args) = @_;	577	my ($cb, @args) = @_;
…		…
508	reset_signals;	584	reset_signals;
509	&$cb	585	&$cb
510	}, @args;	586	}, @args;
511		587
512	wantarray ? @res : $res[-1]	588	wantarray ? @res : $res[-1]
		589	}
		590
		591	=item $coin = coin_from_name $name
		592
		593	=cut
		594
		595	our %coin_alias = (
		596	"silver" => "silvercoin",
		597	"silvercoin" => "silvercoin",
		598	"silvercoins" => "silvercoin",
		599	"gold" => "goldcoin",
		600	"goldcoin" => "goldcoin",
		601	"goldcoins" => "goldcoin",
		602	"platinum" => "platinacoin",
		603	"platinumcoin" => "platinacoin",
		604	"platinumcoins" => "platinacoin",
		605	"platina" => "platinacoin",
		606	"platinacoin" => "platinacoin",
		607	"platinacoins" => "platinacoin",
		608	"royalty" => "royalty",
		609	"royalties" => "royalty",
		610	);
		611
		612	sub coin_from_name($) {
		613	$coin_alias{$_[0]}
		614	? cf::arch::find $coin_alias{$_[0]}
		615	: undef
513	}	616	}
514		617
515	=item $value = cf::db_get $family => $key	618	=item $value = cf::db_get $family => $key
516		619
517	Returns a single value from the environment database.	620	Returns a single value from the environment database.
…		…
656		759
657	#############################################################################	760	#############################################################################
658		761
659	=head2 ATTACHABLE OBJECTS	762	=head2 ATTACHABLE OBJECTS
660		763
661	Many objects in crossfire are so-called attachable objects. That means you can	764	Many objects in deliantra are so-called attachable objects. That means you can
662	attach callbacks/event handlers (a collection of which is called an "attachment")	765	attach callbacks/event handlers (a collection of which is called an "attachment")
663	to it. All such attachable objects support the following methods.	766	to it. All such attachable objects support the following methods.
664		767
665	In the following description, CLASS can be any of C<global>, C<object>	768	In the following description, CLASS can be any of C<global>, C<object>
666	C<player>, C<client> or C<map> (i.e. the attachable objects in	769	C<player>, C<client> or C<map> (i.e. the attachable objects in
667	Crossfire TRT).	770	Deliantra).
668		771
669	=over 4	772	=over 4
670		773
671	=item $attachable->attach ($attachment, key => $value...)	774	=item $attachable->attach ($attachment, key => $value...)
672		775
…		…
716	=item cf::CLASS::attachment $name, ...	819	=item cf::CLASS::attachment $name, ...
717		820
718	Register an attachment by C<$name> through which attachable objects of the	821	Register an attachment by C<$name> through which attachable objects of the
719	given CLASS can refer to this attachment.	822	given CLASS can refer to this attachment.
720		823
721	Some classes such as crossfire maps and objects can specify attachments	824	Some classes such as deliantra maps and objects can specify attachments
722	that are attached at load/instantiate time, thus the need for a name.	825	that are attached at load/instantiate time, thus the need for a name.
723		826
724	These calls expect any number of the following handler/hook descriptions:	827	These calls expect any number of the following handler/hook descriptions:
725		828
726	=over 4	829	=over 4
…		…
954	}	1057	}
955		1058
956	0	1059	0
957	}	1060	}
958		1061
959	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1062	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
960		1063
961	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1064	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
962		1065
963	Generate an object-specific event with the given arguments.	1066	Generate an object-specific event with the given arguments.
964		1067
…		…
1017		1120
1018	sub reattach {	1121	sub reattach {
1019	# basically do the same as instantiate, without calling instantiate	1122	# basically do the same as instantiate, without calling instantiate
1020	my ($obj) = @_;	1123	my ($obj) = @_;
1021		1124
		1125	# no longer needed after getting rid of delete_package?
1022	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1126	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
1023		1127
1024	my $registry = $obj->registry;	1128	my $registry = $obj->registry;
1025		1129
1026	@$registry = ();	1130	@$registry = ();
1027		1131
…		…
1042	cf::attachable->attach (	1146	cf::attachable->attach (
1043	prio => -1000000,	1147	prio => -1000000,
1044	on_instantiate => sub {	1148	on_instantiate => sub {
1045	my ($obj, $data) = @_;	1149	my ($obj, $data) = @_;
1046		1150
1047	$data = from_json $data;	1151	$data = decode_json $data;
1048		1152
1049	for (@$data) {	1153	for (@$data) {
1050	my ($name, $args) = @$_;	1154	my ($name, $args) = @$_;
1051		1155
1052	$obj->attach ($name, %{$args || {} });	1156	$obj->attach ($name, %{$args || {} });
…		…
1073	utf8::decode (my $decname = $filename);	1177	utf8::decode (my $decname = $filename);
1074	warn sprintf "saving %s (%d,%d)\n",	1178	warn sprintf "saving %s (%d,%d)\n",
1075	$decname, length $$rdata, scalar @$objs;	1179	$decname, length $$rdata, scalar @$objs;
1076		1180
1077	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1181	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1078	chmod SAVE_MODE, $fh;	1182	aio_chmod $fh, SAVE_MODE;
1079	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1183	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1080	aio_fsync $fh if $cf::USE_FSYNC;	1184	if ($cf::USE_FSYNC) {
		1185	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;
		1186	aio_fsync $fh;
		1187	}
1081	close $fh;	1188	aio_close $fh;
1082		1189
1083	if (@$objs) {	1190	if (@$objs) {
1084	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1191	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1085	chmod SAVE_MODE, $fh;	1192	aio_chmod $fh, SAVE_MODE;
1086	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1193	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1087	aio_write $fh, 0, (length $data), $data, 0;	1194	aio_write $fh, 0, (length $data), $data, 0;
1088	aio_fsync $fh if $cf::USE_FSYNC;	1195	if ($cf::USE_FSYNC) {
		1196	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;
		1197	aio_fsync $fh;
		1198	}
1089	close $fh;	1199	aio_close $fh;
1090	aio_rename "$filename.pst~", "$filename.pst";	1200	aio_rename "$filename.pst~", "$filename.pst";
1091	}	1201	}
1092	} else {	1202	} else {
1093	aio_unlink "$filename.pst";	1203	aio_unlink "$filename.pst";
1094	}	1204	}
1095		1205
1096	aio_rename "$filename~", $filename;	1206	aio_rename "$filename~", $filename;
		1207
		1208	$filename =~ s%/[^/]+$%%;
		1209	aio_pathsync $filename if $cf::USE_FSYNC;
1097	} else {	1210	} else {
1098	warn "FATAL: $filename~: $!\n";	1211	warn "unable to save objects: $filename~: $!\n";
1099	}	1212	}
1100	} else {	1213	} else {
1101	aio_unlink $filename;	1214	aio_unlink $filename;
1102	aio_unlink "$filename.pst";	1215	aio_unlink "$filename.pst";
1103	}	1216	}
…		…
1194	my ($name, $cb) = @_;	1307	my ($name, $cb) = @_;
1195		1308
1196	$EXTICMD{$name} = $cb;	1309	$EXTICMD{$name} = $cb;
1197	}	1310	}
1198		1311
		1312	use File::Glob ();
		1313
1199	cf::player->attach (	1314	cf::player->attach (
1200	on_command => sub {	1315	on_command => sub {
1201	my ($pl, $name, $params) = @_;	1316	my ($pl, $name, $params) = @_;
1202		1317
1203	my $cb = $COMMAND{$name}	1318	my $cb = $COMMAND{$name}
…		…
1235		1350
1236	cf::override;	1351	cf::override;
1237	},	1352	},
1238	);	1353	);
1239		1354
		1355	# "readahead" all extensions
		1356	sub cache_extensions {
		1357	my $grp = IO::AIO::aio_group;
		1358
		1359	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1360	for (grep /\.ext$/, @{$_[0]}) {
		1361	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1362	}
		1363	};
		1364
		1365	$grp
		1366	}
		1367
1240	sub load_extensions {	1368	sub load_extensions {
1241	cf::sync_job {	1369	cf::sync_job {
1242	my %todo;	1370	my %todo;
1243		1371
1244	for my $path (<$LIBDIR/*.ext>) {	1372	for my $path (<$LIBDIR/*.ext>) {
…		…
1263		1391
1264	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1392	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1265	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1393	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1266		1394
1267	$ext{source} =	1395	$ext{source} =
1268	"package $pkg; use strict; use utf8;\n"	1396	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1269	. "#line 1 \"$path\"\n{\n"	1397	. "#line 1 \"$path\"\n{\n"
1270	. $source	1398	. $source
1271	. "\n};\n1";	1399	. "\n};\n1";
1272		1400
1273	$todo{$base} = \%ext;	1401	$todo{$base} = \%ext;
…		…
1289	my $msg = $@ ? "$v->{path}: $@\n"	1417	my $msg = $@ ? "$v->{path}: $@\n"
1290	: "$v->{base}: extension inactive.\n";	1418	: "$v->{base}: extension inactive.\n";
1291		1419
1292	if (exists $v->{meta}{mandatory}) {	1420	if (exists $v->{meta}{mandatory}) {
1293	warn $msg;	1421	warn $msg;
1294	warn "mandatory extension failed to load, exiting.\n";	1422	cf::cleanup "mandatory extension failed to load, exiting.";
1295	exit 1;
1296	}	1423	}
1297		1424
1298	warn $msg;	1425	warn $msg;
1299	}	1426	}
1300		1427
…		…
1314		1441
1315	=back	1442	=back
1316		1443
1317	=head2 CORE EXTENSIONS	1444	=head2 CORE EXTENSIONS
1318		1445
1319	Functions and methods that extend core crossfire objects.	1446	Functions and methods that extend core deliantra objects.
1320		1447
1321	=cut	1448	=cut
1322		1449
1323	package cf::player;	1450	package cf::player;
1324		1451
…		…
1367		1494
1368	sub exists($) {	1495	sub exists($) {
1369	my ($login) = @_;	1496	my ($login) = @_;
1370		1497
1371	$cf::PLAYER{$login}	1498	$cf::PLAYER{$login}
1372	or cf::sync_job { !aio_stat path $login }	1499	or !aio_stat path $login
1373	}	1500	}
1374		1501
1375	sub find($) {	1502	sub find($) {
1376	return $cf::PLAYER{$_[0]} || do {	1503	return $cf::PLAYER{$_[0]} || do {
1377	my $login = $_[0];	1504	my $login = $_[0];
…		…
1389	my $f = new_from_file cf::object::thawer path $login	1516	my $f = new_from_file cf::object::thawer path $login
1390	or return;	1517	or return;
1391		1518
1392	my $pl = cf::player::load_pl $f	1519	my $pl = cf::player::load_pl $f
1393	or return;	1520	or return;
		1521
1394	local $cf::PLAYER_LOADING{$login} = $pl;	1522	local $cf::PLAYER_LOADING{$login} = $pl;
1395	$f->resolve_delayed_derefs;	1523	$f->resolve_delayed_derefs;
1396	$cf::PLAYER{$login} = $pl	1524	$cf::PLAYER{$login} = $pl
1397	}	1525	}
1398	}	1526	}
…		…
1408		1536
1409	return if $pl->{deny_save};	1537	return if $pl->{deny_save};
1410		1538
1411	aio_mkdir playerdir $pl, 0770;	1539	aio_mkdir playerdir $pl, 0770;
1412	$pl->{last_save} = $cf::RUNTIME;	1540	$pl->{last_save} = $cf::RUNTIME;
		1541
		1542	cf::get_slot 0.01;
1413		1543
1414	$pl->save_pl ($path);	1544	$pl->save_pl ($path);
1415	cf::cede_to_tick;	1545	cf::cede_to_tick;
1416	}	1546	}
1417		1547
…		…
1449	my ($pl) = @_;	1579	my ($pl) = @_;
1450		1580
1451	my $name = $pl->ob->name;	1581	my $name = $pl->ob->name;
1452		1582
1453	$pl->{deny_save} = 1;	1583	$pl->{deny_save} = 1;
1454	$pl->password ("*"); # this should lock out the player until we nuked the dir	1584	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1455		1585
1456	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1586	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1457	$pl->deactivate;	1587	$pl->deactivate;
		1588	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1589	$pl->ob->check_score;
1458	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1590	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1459	$pl->ns->destroy if $pl->ns;	1591	$pl->ns->destroy if $pl->ns;
1460		1592
1461	my $path = playerdir $pl;	1593	my $path = playerdir $pl;
1462	my $temp = "$path~$cf::RUNTIME~deleting~";	1594	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1501		1633
1502	for my $login (@$dirs) {	1634	for my $login (@$dirs) {
1503	my $path = path $login;	1635	my $path = path $login;
1504		1636
1505	# a .pst is a dead give-away for a valid player	1637	# a .pst is a dead give-away for a valid player
1506	unless (-e "$path.pst") {	1638	# if no pst file found, open and chekc for blocked users
		1639	if (aio_stat "$path.pst") {
1507	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1640	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1508	aio_read $fh, 0, 512, my $buf, 0 or next;	1641	aio_read $fh, 0, 512, my $buf, 0 or next;
1509	$buf !~ /^password -------------$/m or next; # official not-valid tag	1642	$buf !~ /^password -------------$/m or next; # official not-valid tag
1510	}	1643	}
1511		1644
…		…
1542	}	1675	}
1543		1676
1544	\@paths	1677	\@paths
1545	}	1678	}
1546		1679
1547	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1680	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1548		1681
1549	Expand crossfire pod fragments into protocol xml.	1682	Expand deliantra pod fragments into protocol xml.
1550
1551	=cut
1552
1553	sub expand_cfpod {
1554	((my $self), (local $_)) = @_;
1555
1556	# escape & and <
1557	s/&/&amp;/g;
1558	s/(?<![BIUGHT])</&lt;/g;
1559
1560	# this is buggy, it needs to properly take care of nested <'s
1561
1562	1 while
1563	# replace B<>, I<>, U<> etc.
1564	s/B<([^\>]*)>/<b>$1<\/b>/
1565	|| s/I<([^\>]*)>/<i>$1<\/i>/
1566	|| s/U<([^\>]*)>/<u>$1<\/u>/
1567	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1568	# replace G<male|female> tags
1569	|| s{G<([^>|]*)\|([^>]*)>}{
1570	$self->gender ? $2 : $1
1571	}ge
1572	# replace H<hint text>
1573	|| s{H<([^\>]*)>}
1574	{
1575	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1576	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1577	"")
1578	[$self->{hintmode}]
1579	}ge;
1580
1581	# create single paragraphs (very hackish)
1582	s/(?<=\S)\n(?=\w)/ /g;
1583
1584	# compress some whitespace
1585	s/\s+\n/\n/g; # ws line-ends
1586	s/\n\n+/\n/g; # double lines
1587	s/^\n+//; # beginning lines
1588	s/\n+$//; # ending lines
1589
1590	$_
1591	}
1592
1593	sub hintmode {
1594	$_[0]{hintmode} = $_[1] if @_ > 1;
1595	$_[0]{hintmode}
1596	}
1597		1683
1598	=item $player->ext_reply ($msgid, @msg)	1684	=item $player->ext_reply ($msgid, @msg)
1599		1685
1600	Sends an ext reply to the player.	1686	Sends an ext reply to the player.
1601		1687
…		…
1668	our $MAX_RESET = 3600;	1754	our $MAX_RESET = 3600;
1669	our $DEFAULT_RESET = 3000;	1755	our $DEFAULT_RESET = 3000;
1670		1756
1671	sub generate_random_map {	1757	sub generate_random_map {
1672	my ($self, $rmp) = @_;	1758	my ($self, $rmp) = @_;
		1759
		1760	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1761
1673	# mit "rum" bekleckern, nicht	1762	# mit "rum" bekleckern, nicht
1674	$self->_create_random_map (	1763	$self->_create_random_map (
1675	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1764	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1676	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1765	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1677	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1766	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1799		1888
1800	# the temporary/swap location	1889	# the temporary/swap location
1801	sub save_path {	1890	sub save_path {
1802	my ($self) = @_;	1891	my ($self) = @_;
1803		1892
1804	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1893	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1805	"$TMPDIR/$path.map"	1894	"$TMPDIR/$path.map"
1806	}	1895	}
1807		1896
1808	# the unique path, undef == no special unique path	1897	# the unique path, undef == no special unique path
1809	sub uniq_path {	1898	sub uniq_path {
1810	my ($self) = @_;	1899	my ($self) = @_;
1811		1900
1812	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1901	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1813	"$UNIQUEDIR/$path"	1902	"$UNIQUEDIR/$path"
1814	}
1815
1816	# and all this just because we cannot iterate over
1817	# all maps in C++...
1818	sub change_all_map_light {
1819	my ($change) = @_;
1820
1821	$_->change_map_light ($change)
1822	for grep $_->outdoor, values %cf::MAP;
1823	}	1903	}
1824		1904
1825	sub decay_objects {	1905	sub decay_objects {
1826	my ($self) = @_;	1906	my ($self) = @_;
1827		1907
…		…
1911	sub find {	1991	sub find {
1912	my ($path, $origin) = @_;	1992	my ($path, $origin) = @_;
1913		1993
1914	$path = normalise $path, $origin && $origin->path;	1994	$path = normalise $path, $origin && $origin->path;
1915		1995
1916	cf::lock_wait "map_data:$path";#d#remove	1996	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1917	cf::lock_wait "map_find:$path";	1997	my $guard2 = cf::lock_acquire "map_find:$path";
1918		1998
1919	$cf::MAP{$path} || do {	1999	$cf::MAP{$path} || do {
1920	my $guard1 = cf::lock_acquire "map_find:$path";
1921	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1922
1923	my $map = new_from_path cf::map $path	2000	my $map = new_from_path cf::map $path
1924	or return;	2001	or return;
1925		2002
1926	$map->{last_save} = $cf::RUNTIME;	2003	$map->{last_save} = $cf::RUNTIME;
1927		2004
…		…
1929	or return;	2006	or return;
1930		2007
1931	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2008	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1932	# doing this can freeze the server in a sync job, obviously	2009	# doing this can freeze the server in a sync job, obviously
1933	#$cf::WAIT_FOR_TICK->wait;	2010	#$cf::WAIT_FOR_TICK->wait;
		2011	undef $guard2;
1934	undef $guard1;	2012	undef $guard1;
1935	undef $guard2;
1936	$map->reset;	2013	$map->reset;
1937	return find $path;	2014	return find $path;
1938	}	2015	}
1939		2016
1940	$cf::MAP{$path} = $map	2017	$cf::MAP{$path} = $map
1941	}	2018	}
1942	}	2019	}
1943		2020
1944	sub pre_load { }	2021	sub pre_load { }
1945	sub post_load { }	2022	#sub post_load { } # XS
1946		2023
1947	sub load {	2024	sub load {
1948	my ($self) = @_;	2025	my ($self) = @_;
1949		2026
1950	local $self->{deny_reset} = 1; # loading can take a long time	2027	local $self->{deny_reset} = 1; # loading can take a long time
…		…
1967	my $f = new_from_file cf::object::thawer $self->{load_path};	2044	my $f = new_from_file cf::object::thawer $self->{load_path};
1968	$f->skip_block;	2045	$f->skip_block;
1969	$self->_load_objects ($f)	2046	$self->_load_objects ($f)
1970	or return;	2047	or return;
1971		2048
1972	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2049	$self->post_load_original
1973	if delete $self->{load_original};	2050	if delete $self->{load_original};
1974		2051
1975	if (my $uniq = $self->uniq_path) {	2052	if (my $uniq = $self->uniq_path) {
1976	utf8::encode $uniq;	2053	utf8::encode $uniq;
1977	unless (aio_stat $uniq) {	2054	unless (aio_stat $uniq) {
…		…
1995	unless ($self->{deny_activate}) {	2072	unless ($self->{deny_activate}) {
1996	$self->decay_objects;	2073	$self->decay_objects;
1997	$self->fix_auto_apply;	2074	$self->fix_auto_apply;
1998	$self->update_buttons;	2075	$self->update_buttons;
1999	cf::cede_to_tick;	2076	cf::cede_to_tick;
2000	$self->set_darkness_map;
2001	cf::cede_to_tick;
2002	$self->activate;	2077	$self->activate;
2003	}	2078	}
2004		2079
2005	$self->{last_save} = $cf::RUNTIME;	2080	$self->{last_save} = $cf::RUNTIME;
2006	$self->last_access ($cf::RUNTIME);	2081	$self->last_access ($cf::RUNTIME);
2007		2082
2008	$self->in_memory (cf::MAP_IN_MEMORY);	2083	$self->in_memory (cf::MAP_ACTIVE);
2009	}	2084	}
2010		2085
2011	$self->post_load;	2086	$self->post_load;
2012	}	2087	}
2013		2088
…		…
2071	my ($path, $origin, $load) = @_;	2146	my ($path, $origin, $load) = @_;
2072		2147
2073	$path = normalise $path, $origin && $origin->{path};	2148	$path = normalise $path, $origin && $origin->{path};
2074		2149
2075	if (my $map = $cf::MAP{$path}) {	2150	if (my $map = $cf::MAP{$path}) {
2076	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2151	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2077	}	2152	}
2078		2153
2079	$MAP_PREFETCH{$path} |= $load;	2154	$MAP_PREFETCH{$path} |= $load;
2080		2155
2081	$MAP_PREFETCHER ||= cf::async {	2156	$MAP_PREFETCHER ||= cf::async {
…		…
2118	cf::async {	2193	cf::async {
2119	$Coro::current->{desc} = "map player save";	2194	$Coro::current->{desc} = "map player save";
2120	$_->contr->save for $self->players;	2195	$_->contr->save for $self->players;
2121	};	2196	};
2122		2197
		2198	cf::get_slot 0.02;
		2199
2123	if ($uniq) {	2200	if ($uniq) {
2124	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2201	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2125	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2202	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2126	} else {	2203	} else {
2127	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2204	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
…		…
2135	$self->save;	2212	$self->save;
2136		2213
2137	my $lock = cf::lock_acquire "map_data:$self->{path}";	2214	my $lock = cf::lock_acquire "map_data:$self->{path}";
2138		2215
2139	return if $self->players;	2216	return if $self->players;
2140	return if $self->in_memory != cf::MAP_IN_MEMORY;	2217	return if $self->in_memory != cf::MAP_ACTIVE;
2141	return if $self->{deny_save};	2218	return if $self->{deny_save};
2142		2219
2143	$self->in_memory (cf::MAP_SWAPPED);	2220	$self->in_memory (cf::MAP_SWAPPED);
2144		2221
2145	$self->deactivate;	2222	$self->deactivate;
…		…
2170		2247
2171	my $lock = cf::lock_acquire "map_data:$self->{path}";	2248	my $lock = cf::lock_acquire "map_data:$self->{path}";
2172		2249
2173	return if $self->players;	2250	return if $self->players;
2174		2251
2175	warn "resetting map ", $self->path;	2252	warn "resetting map ", $self->path, "\n";
2176		2253
2177	$self->in_memory (cf::MAP_SWAPPED);	2254	$self->in_memory (cf::MAP_SWAPPED);
2178		2255
2179	# need to save uniques path	2256	# need to save uniques path
2180	unless ($self->{deny_save}) {	2257	unless ($self->{deny_save}) {
…		…
2263		2340
2264	sub unique_maps() {	2341	sub unique_maps() {
2265	[	2342	[
2266	map {	2343	map {
2267	utf8::decode $_;	2344	utf8::decode $_;
2268	/\.map$/	2345	s/\.map$//; # TODO future compatibility hack
		2346	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2347	? ()
2269	? normalise $_	2348	: normalise $_
2270	: ()
2271	} @{ aio_readdir $UNIQUEDIR or [] }	2349	} @{ aio_readdir $UNIQUEDIR or [] }
2272	]	2350	]
2273	}	2351	}
2274		2352
2275	package cf;	2353	=item cf::map::static_maps
		2354
		2355	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2356	file in the shared directory excluding F</styles> and F</editor>). May
		2357	block.
		2358
		2359	=cut
		2360
		2361	sub static_maps() {
		2362	my @dirs = "";
		2363	my @maps;
		2364
		2365	while (@dirs) {
		2366	my $dir = shift @dirs;
		2367
		2368	next if $dir eq "/styles" || $dir eq "/editor";
		2369
		2370	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2371	or return;
		2372
		2373	for (@$files) {
		2374	s/\.map$// or next;
		2375	utf8::decode $_;
		2376	push @maps, "$dir/$_";
		2377	}
		2378
		2379	push @dirs, map "$dir/$_", @$dirs;
		2380	}
		2381
		2382	\@maps
		2383	}
2276		2384
2277	=back	2385	=back
2278		2386
2279	=head3 cf::object	2387	=head3 cf::object
2280		2388
…		…
2284		2392
2285	=over 4	2393	=over 4
2286		2394
2287	=item $ob->inv_recursive	2395	=item $ob->inv_recursive
2288		2396
2289	Returns the inventory of the object _and_ their inventories, recursively.	2397	Returns the inventory of the object I<and> their inventories, recursively,
		2398	but I<not> the object itself.
2290		2399
2291	=cut	2400	=cut
2292		2401
2293	sub inv_recursive_;	2402	sub inv_recursive_;
2294	sub inv_recursive_ {	2403	sub inv_recursive_ {
…		…
2299	inv_recursive_ inv $_[0]	2408	inv_recursive_ inv $_[0]
2300	}	2409	}
2301		2410
2302	=item $ref = $ob->ref	2411	=item $ref = $ob->ref
2303		2412
2304	creates and returns a persistent reference to an objetc that can be stored as a string.	2413	Creates and returns a persistent reference to an object that can be stored as a string.
2305		2414
2306	=item $ob = cf::object::deref ($refstring)	2415	=item $ob = cf::object::deref ($refstring)
2307		2416
2308	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2417	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2309	even if the object actually exists. May block.	2418	even if the object actually exists. May block.
…		…
2341	can be C<undef>. Does the right thing when the player is currently in a	2450	can be C<undef>. Does the right thing when the player is currently in a
2342	dialogue with the given NPC character.	2451	dialogue with the given NPC character.
2343		2452
2344	=cut	2453	=cut
2345		2454
		2455	our $SAY_CHANNEL = {
		2456	id => "say",
		2457	title => "Map",
		2458	reply => "say ",
		2459	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2460	};
		2461
		2462	our $CHAT_CHANNEL = {
		2463	id => "chat",
		2464	title => "Chat",
		2465	reply => "chat ",
		2466	tooltip => "Player chat and shouts, global to the server.",
		2467	};
		2468
2346	# rough implementation of a future "reply" method that works	2469	# rough implementation of a future "reply" method that works
2347	# with dialog boxes.	2470	# with dialog boxes.
2348	#TODO: the first argument must go, split into a $npc->reply_to ( method	2471	#TODO: the first argument must go, split into a $npc->reply_to ( method
2349	sub cf::object::player::reply($$$;$) {	2472	sub cf::object::player::reply($$$;$) {
2350	my ($self, $npc, $msg, $flags) = @_;	2473	my ($self, $npc, $msg, $flags) = @_;
…		…
2361	my $dialog = $pl->{npc_dialog};	2484	my $dialog = $pl->{npc_dialog};
2362	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2485	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2363		2486
2364	} else {	2487	} else {
2365	$msg = $npc->name . " says: $msg" if $npc;	2488	$msg = $npc->name . " says: $msg" if $npc;
2366	$self->message ($msg, $flags);	2489	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2367	}	2490	}
2368	}	2491	}
2369	}	2492	}
2370		2493
2371	=item $object->send_msg ($channel, $msg, $color, [extra...])	2494	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2396		2519
2397	=item $player_object->enter_link	2520	=item $player_object->enter_link
2398		2521
2399	Freezes the player and moves him/her to a special map (C<{link}>).	2522	Freezes the player and moves him/her to a special map (C<{link}>).
2400		2523
2401	The player should be reasonably safe there for short amounts of time. You	2524	The player should be reasonably safe there for short amounts of time (e.g.
2402	I<MUST> call C<leave_link> as soon as possible, though.	2525	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2526	though, as the palyer cannot control the character while it is on the link
		2527	map.
2403		2528
2404	Will never block.	2529	Will never block.
2405		2530
2406	=item $player_object->leave_link ($map, $x, $y)	2531	=item $player_object->leave_link ($map, $x, $y)
2407		2532
…		…
2459	($x, $y) = (-1, -1)	2584	($x, $y) = (-1, -1)
2460	unless (defined $x) && (defined $y);	2585	unless (defined $x) && (defined $y);
2461		2586
2462	# use -1 or undef as default coordinates, not 0, 0	2587	# use -1 or undef as default coordinates, not 0, 0
2463	($x, $y) = ($map->enter_x, $map->enter_y)	2588	($x, $y) = ($map->enter_x, $map->enter_y)
2464	if $x <=0 && $y <= 0;	2589	if $x <= 0 && $y <= 0;
2465		2590
2466	$map->load;	2591	$map->load;
2467	$map->load_neighbours;	2592	$map->load_neighbours;
2468		2593
2469	return unless $self->contr->active;	2594	return unless $self->contr->active;
2470	$self->activate_recursive;
2471		2595
2472	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2596	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2473	$self->enter_map ($map, $x, $y);	2597	$self->enter_map ($map, $x, $y);
		2598
		2599	# only activate afterwards, to support waiting in hooks
		2600	$self->activate_recursive;
2474	}	2601	}
2475		2602
2476	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2603	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2477		2604
2478	Moves the player to the given map-path and coordinates by first freezing	2605	Moves the player to the given map-path and coordinates by first freezing
2479	her, loading and preparing them map, calling the provided $check callback	2606	her, loading and preparing them map, calling the provided $check callback
2480	that has to return the map if sucecssful, and then unfreezes the player on	2607	that has to return the map if sucecssful, and then unfreezes the player on
2481	the new (success) or old (failed) map position. In either case, $done will	2608	the new (success) or old (failed) map position. In either case, $done will
2482	be called at the end of this process.	2609	be called at the end of this process.
		2610
		2611	Note that $check will be called with a potentially non-loaded map, so if
		2612	it needs a loaded map it has to call C<< ->load >>.
2483		2613
2484	=cut	2614	=cut
2485		2615
2486	our $GOTOGEN;	2616	our $GOTOGEN;
2487		2617
…		…
2566	}	2696	}
2567		2697
2568	sub prepare_random_map {	2698	sub prepare_random_map {
2569	my ($exit) = @_;	2699	my ($exit) = @_;
2570		2700
2571	my $guard = cf::lock_acquire "exit_prepare:$exit";
2572
2573	# all this does is basically replace the /! path by	2701	# all this does is basically replace the /! path by
2574	# a new random map path (?random/...) with a seed	2702	# a new random map path (?random/...) with a seed
2575	# that depends on the exit object	2703	# that depends on the exit object
2576		2704
2577	my $rmp = parse_random_map_params $exit->msg;	2705	my $rmp = parse_random_map_params $exit->msg;
…		…
2579	if ($exit->map) {	2707	if ($exit->map) {
2580	$rmp->{region} = $exit->region->name;	2708	$rmp->{region} = $exit->region->name;
2581	$rmp->{origin_map} = $exit->map->path;	2709	$rmp->{origin_map} = $exit->map->path;
2582	$rmp->{origin_x} = $exit->x;	2710	$rmp->{origin_x} = $exit->x;
2583	$rmp->{origin_y} = $exit->y;	2711	$rmp->{origin_y} = $exit->y;
		2712
		2713	$exit->map->touch;
2584	}	2714	}
2585		2715
2586	$rmp->{random_seed} ||= $exit->random_seed;	2716	$rmp->{random_seed} ||= $exit->random_seed;
2587		2717
2588	my $data = cf::to_json $rmp;	2718	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2589	my $md5 = Digest::MD5::md5_hex $data;	2719	my $md5 = Digest::MD5::md5_hex $data;
2590	my $meta = "$RANDOMDIR/$md5.meta";	2720	my $meta = "$RANDOMDIR/$md5.meta";
2591		2721
2592	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2722	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2593	aio_write $fh, 0, (length $data), $data, 0;	2723	aio_write $fh, 0, (length $data), $data, 0;
2594	undef $fh;	2724	undef $fh;
2595	aio_rename "$meta~", $meta;	2725	aio_rename "$meta~", $meta;
2596		2726
		2727	my $slaying = "?random/$md5";
		2728
		2729	if ($exit->valid) {
2597	$exit->slaying ("?random/$md5");	2730	$exit->slaying ("?random/$md5");
2598	$exit->msg (undef);	2731	$exit->msg (undef);
		2732	}
2599	}	2733	}
2600	}	2734	}
2601		2735
2602	sub cf::object::player::enter_exit {	2736	sub cf::object::player::enter_exit {
2603	my ($self, $exit) = @_;	2737	my ($self, $exit) = @_;
2604		2738
2605	return unless $self->type == cf::PLAYER;	2739	return unless $self->type == cf::PLAYER;
2606		2740
2607	if ($exit->slaying eq "/!") {
2608	#TODO: this should de-fi-ni-te-ly not be a sync-job
2609	# the problem is that $exit might not survive long enough
2610	# so it needs to be done right now, right here
2611	cf::sync_job { prepare_random_map $exit };
2612	}
2613
2614	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2615	my $hp = $exit->stats->hp;
2616	my $sp = $exit->stats->sp;
2617
2618	$self->enter_link;	2741	$self->enter_link;
2619		2742
2620	# if exit is damned, update players death & WoR home-position
2621	$self->contr->savebed ($slaying, $hp, $sp)
2622	if $exit->flag (FLAG_DAMNED);
2623
2624	(async {	2743	(async {
2625	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2744	$Coro::current->{desc} = "enter_exit";
2626		2745
2627	$self->deactivate_recursive; # just to be sure
2628	unless (eval {	2746	unless (eval {
		2747	$self->deactivate_recursive; # just to be sure
		2748
		2749	# random map handling
		2750	{
		2751	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2752
		2753	prepare_random_map $exit
		2754	if $exit->slaying eq "/!";
		2755	}
		2756
		2757	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2758	my $x = $exit->stats->hp;
		2759	my $y = $exit->stats->sp;
		2760
2629	$self->goto ($slaying, $hp, $sp);	2761	$self->goto ($map, $x, $y);
2630		2762
		2763	# if exit is damned, update players death & WoR home-position
		2764	$self->contr->savebed ($map, $x, $y)
		2765	if $exit->flag (cf::FLAG_DAMNED);
		2766
2631	1;	2767	1
2632	}) {	2768	}) {
2633	$self->message ("Something went wrong deep within the crossfire server. "	2769	$self->message ("Something went wrong deep within the deliantra server. "
2634	. "I'll try to bring you back to the map you were before. "	2770	. "I'll try to bring you back to the map you were before. "
2635	. "Please report this to the dungeon master!",	2771	. "Please report this to the dungeon master!",
2636	cf::NDI_UNIQUE | cf::NDI_RED);	2772	cf::NDI_UNIQUE | cf::NDI_RED);
2637		2773
2638	warn "ERROR in enter_exit: $@";	2774	warn "ERROR in enter_exit: $@";
…		…
2655	sub cf::client::send_drawinfo {	2791	sub cf::client::send_drawinfo {
2656	my ($self, $text, $flags) = @_;	2792	my ($self, $text, $flags) = @_;
2657		2793
2658	utf8::encode $text;	2794	utf8::encode $text;
2659	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2795	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2796	}
		2797
		2798	=item $client->send_big_packet ($pkt)
		2799
		2800	Like C<send_packet>, but tries to compress large packets, and fragments
		2801	them as required.
		2802
		2803	=cut
		2804
		2805	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2806
		2807	sub cf::client::send_big_packet {
		2808	my ($self, $pkt) = @_;
		2809
		2810	# try lzf for large packets
		2811	$pkt = "lzf " . Compress::LZF::compress $pkt
		2812	if 1024 <= length $pkt and $self->{can_lzf};
		2813
		2814	# split very large packets
		2815	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2816	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2817	$pkt = "frag";
		2818	}
		2819
		2820	$self->send_packet ($pkt);
2660	}	2821	}
2661		2822
2662	=item $client->send_msg ($channel, $msg, $color, [extra...])	2823	=item $client->send_msg ($channel, $msg, $color, [extra...])
2663		2824
2664	Send a drawinfo or msg packet to the client, formatting the msg for the	2825	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2666	the message, with C<log> being the default. If C<$color> is negative, suppress	2827	the message, with C<log> being the default. If C<$color> is negative, suppress
2667	the message unless the client supports the msg packet.	2828	the message unless the client supports the msg packet.
2668		2829
2669	=cut	2830	=cut
2670		2831
		2832	# non-persistent channels (usually the info channel)
2671	our %CHANNEL = (	2833	our %CHANNEL = (
		2834	"c/motd" => {
		2835	id => "infobox",
		2836	title => "MOTD",
		2837	reply => undef,
		2838	tooltip => "The message of the day",
		2839	},
2672	"c/identify" => {	2840	"c/identify" => {
2673	id => "infobox",	2841	id => "infobox",
2674	title => "Identify",	2842	title => "Identify",
2675	reply => undef,	2843	reply => undef,
2676	tooltip => "Items recently identified",	2844	tooltip => "Items recently identified",
…		…
2678	"c/examine" => {	2846	"c/examine" => {
2679	id => "infobox",	2847	id => "infobox",
2680	title => "Examine",	2848	title => "Examine",
2681	reply => undef,	2849	reply => undef,
2682	tooltip => "Signs and other items you examined",	2850	tooltip => "Signs and other items you examined",
		2851	},
		2852	"c/shopinfo" => {
		2853	id => "infobox",
		2854	title => "Shop Info",
		2855	reply => undef,
		2856	tooltip => "What your bargaining skill tells you about the shop",
2683	},	2857	},
2684	"c/book" => {	2858	"c/book" => {
2685	id => "infobox",	2859	id => "infobox",
2686	title => "Book",	2860	title => "Book",
2687	reply => undef,	2861	reply => undef,
…		…
2691	id => "infobox",	2865	id => "infobox",
2692	title => "Look",	2866	title => "Look",
2693	reply => undef,	2867	reply => undef,
2694	tooltip => "What you saw there",	2868	tooltip => "What you saw there",
2695	},	2869	},
		2870	"c/who" => {
		2871	id => "infobox",
		2872	title => "Players",
		2873	reply => undef,
		2874	tooltip => "Shows players who are currently online",
		2875	},
		2876	"c/body" => {
		2877	id => "infobox",
		2878	title => "Body Parts",
		2879	reply => undef,
		2880	tooltip => "Shows which body parts you posess and are available",
		2881	},
		2882	"c/statistics" => {
		2883	id => "infobox",
		2884	title => "Statistics",
		2885	reply => undef,
		2886	tooltip => "Shows your primary statistics",
		2887	},
		2888	"c/skills" => {
		2889	id => "infobox",
		2890	title => "Skills",
		2891	reply => undef,
		2892	tooltip => "Shows your experience per skill and item power",
		2893	},
		2894	"c/shopitems" => {
		2895	id => "infobox",
		2896	title => "Shop Items",
		2897	reply => undef,
		2898	tooltip => "Shows the items currently for sale in this shop",
		2899	},
		2900	"c/resistances" => {
		2901	id => "infobox",
		2902	title => "Resistances",
		2903	reply => undef,
		2904	tooltip => "Shows your resistances",
		2905	},
		2906	"c/pets" => {
		2907	id => "infobox",
		2908	title => "Pets",
		2909	reply => undef,
		2910	tooltip => "Shows information abotu your pets/a specific pet",
		2911	},
		2912	"c/perceiveself" => {
		2913	id => "infobox",
		2914	title => "Perceive Self",
		2915	reply => undef,
		2916	tooltip => "You gained detailed knowledge about yourself",
		2917	},
		2918	"c/uptime" => {
		2919	id => "infobox",
		2920	title => "Uptime",
		2921	reply => undef,
		2922	tooltip => "How long the server has been running since last restart",
		2923	},
		2924	"c/mapinfo" => {
		2925	id => "infobox",
		2926	title => "Map Info",
		2927	reply => undef,
		2928	tooltip => "Information related to the maps",
		2929	},
		2930	"c/party" => {
		2931	id => "party",
		2932	title => "Party",
		2933	reply => "gsay ",
		2934	tooltip => "Messages and chat related to your party",
		2935	},
		2936	"c/death" => {
		2937	id => "death",
		2938	title => "Death",
		2939	reply => undef,
		2940	tooltip => "Reason for and more info about your most recent death",
		2941	},
		2942	"c/say" => $SAY_CHANNEL,
		2943	"c/chat" => $CHAT_CHANNEL,
2696	);	2944	);
2697		2945
2698	sub cf::client::send_msg {	2946	sub cf::client::send_msg {
2699	my ($self, $channel, $msg, $color, @extra) = @_;	2947	my ($self, $channel, $msg, $color, @extra) = @_;
2700		2948
2701	$msg = $self->pl->expand_cfpod ($msg);	2949	$msg = $self->pl->expand_cfpod ($msg)
		2950	unless $color & cf::NDI_VERBATIM;
2702		2951
2703	$color &= cf::NDI_CLIENT_MASK; # just in case...	2952	$color &= cf::NDI_CLIENT_MASK; # just in case...
2704		2953
2705	# check predefined channels, for the benefit of C	2954	# check predefined channels, for the benefit of C
2706	if ($CHANNEL{$channel}) {	2955	if ($CHANNEL{$channel}) {
2707	$channel = $CHANNEL{$channel};	2956	$channel = $CHANNEL{$channel};
2708		2957
2709	$self->ext_msg (channel_info => $channel)	2958	$self->ext_msg (channel_info => $channel);
2710	if $self->can_msg;
2711
2712	$channel = $channel->{id};	2959	$channel = $channel->{id};
2713		2960
2714	} elsif (ref $channel) {	2961	} elsif (ref $channel) {
2715	# send meta info to client, if not yet sent	2962	# send meta info to client, if not yet sent
2716	unless (exists $self->{channel}{$channel->{id}}) {	2963	unless (exists $self->{channel}{$channel->{id}}) {
2717	$self->{channel}{$channel->{id}} = $channel;	2964	$self->{channel}{$channel->{id}} = $channel;
2718	$self->ext_msg (channel_info => $channel)	2965	$self->ext_msg (channel_info => $channel);
2719	if $self->can_msg;
2720	}	2966	}
2721		2967
2722	$channel = $channel->{id};	2968	$channel = $channel->{id};
2723	}	2969	}
2724		2970
2725	return unless @extra || length $msg;	2971	return unless @extra || length $msg;
2726		2972
2727	if ($self->can_msg) {
2728	# default colour, mask it out	2973	# default colour, mask it out
2729	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2974	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2730	if $color & cf::NDI_DEF;	2975	if $color & cf::NDI_DEF;
2731		2976
2732	$self->send_packet ("msg " . $self->{json_coder}->encode (	2977	my $pkt = "msg "
		2978	. $self->{json_coder}->encode (
2733	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2979	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2734	} else {	2980	);
2735	if ($color >= 0) {
2736	# replace some tags by gcfclient-compatible ones
2737	for ($msg) {
2738	1 while
2739	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2740	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2741	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2742	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2743	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2744	}
2745		2981
2746	$color &= cf::NDI_COLOR_MASK;	2982	$self->send_big_packet ($pkt);
2747
2748	utf8::encode $msg;
2749
2750	if (0 && $msg =~ /\[/) {
2751	# COMMAND/INFO
2752	$self->send_packet ("drawextinfo $color 10 8 $msg")
2753	} else {
2754	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2755	$self->send_packet ("drawinfo $color $msg")
2756	}
2757	}
2758	}
2759	}	2983	}
2760		2984
2761	=item $client->ext_msg ($type, @msg)	2985	=item $client->ext_msg ($type, @msg)
2762		2986
2763	Sends an ext event to the client.	2987	Sends an ext event to the client.
…		…
2766		2990
2767	sub cf::client::ext_msg($$@) {	2991	sub cf::client::ext_msg($$@) {
2768	my ($self, $type, @msg) = @_;	2992	my ($self, $type, @msg) = @_;
2769		2993
2770	if ($self->extcmd == 2) {	2994	if ($self->extcmd == 2) {
2771	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	2995	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2772	} elsif ($self->extcmd == 1) { # TODO: remove	2996	} elsif ($self->extcmd == 1) { # TODO: remove
2773	push @msg, msgtype => "event_$type";	2997	push @msg, msgtype => "event_$type";
2774	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	2998	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2775	}	2999	}
2776	}	3000	}
2777		3001
2778	=item $client->ext_reply ($msgid, @msg)	3002	=item $client->ext_reply ($msgid, @msg)
2779		3003
…		…
2783		3007
2784	sub cf::client::ext_reply($$@) {	3008	sub cf::client::ext_reply($$@) {
2785	my ($self, $id, @msg) = @_;	3009	my ($self, $id, @msg) = @_;
2786		3010
2787	if ($self->extcmd == 2) {	3011	if ($self->extcmd == 2) {
2788	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3012	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2789	} elsif ($self->extcmd == 1) {	3013	} elsif ($self->extcmd == 1) {
2790	#TODO: version 1, remove	3014	#TODO: version 1, remove
2791	unshift @msg, msgtype => "reply", msgid => $id;	3015	unshift @msg, msgtype => "reply", msgid => $id;
2792	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3016	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2793	}	3017	}
2794	}	3018	}
2795		3019
2796	=item $success = $client->query ($flags, "text", \&cb)	3020	=item $success = $client->query ($flags, "text", \&cb)
2797		3021
…		…
2924	our $safe_hole = new Safe::Hole;	3148	our $safe_hole = new Safe::Hole;
2925		3149
2926	$SIG{FPE} = 'IGNORE';	3150	$SIG{FPE} = 'IGNORE';
2927		3151
2928	$safe->permit_only (Opcode::opset qw(	3152	$safe->permit_only (Opcode::opset qw(
2929	:base_core :base_mem :base_orig :base_math	3153	:base_core :base_mem :base_orig :base_math :base_loop
2930	grepstart grepwhile mapstart mapwhile	3154	grepstart grepwhile mapstart mapwhile
2931	sort time	3155	sort time
2932	));	3156	));
2933		3157
2934	# here we export the classes and methods available to script code	3158	# here we export the classes and methods available to script code
…		…
2937		3161
2938	The following functions and methods are available within a safe environment:	3162	The following functions and methods are available within a safe environment:
2939		3163
2940	cf::object	3164	cf::object
2941	contr pay_amount pay_player map x y force_find force_add destroy	3165	contr pay_amount pay_player map x y force_find force_add destroy
2942	insert remove name archname title slaying race decrease_ob_nr	3166	insert remove name archname title slaying race decrease split
		3167	value
2943		3168
2944	cf::object::player	3169	cf::object::player
2945	player	3170	player
2946		3171
2947	cf::player	3172	cf::player
…		…
2952		3177
2953	=cut	3178	=cut
2954		3179
2955	for (	3180	for (
2956	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3181	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2957	insert remove inv name archname title slaying race	3182	insert remove inv nrof name archname title slaying race
2958	decrease_ob_nr destroy)],	3183	decrease split destroy change_exp value msg lore send_msg)],
2959	["cf::object::player" => qw(player)],	3184	["cf::object::player" => qw(player)],
2960	["cf::player" => qw(peaceful)],	3185	["cf::player" => qw(peaceful send_msg)],
2961	["cf::map" => qw(trigger)],	3186	["cf::map" => qw(trigger)],
2962	) {	3187	) {
2963	no strict 'refs';	3188	no strict 'refs';
2964	my ($pkg, @funs) = @$_;	3189	my ($pkg, @funs) = @$_;
2965	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3190	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2983		3208
2984	my $qcode = $code;	3209	my $qcode = $code;
2985	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3210	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2986	$qcode =~ s/\n/\\n/g;	3211	$qcode =~ s/\n/\\n/g;
2987		3212
		3213	%vars = (_dummy => 0) unless %vars;
		3214
		3215	my @res;
2988	local $_;	3216	local $_;
2989	local @safe::cf::_safe_eval_args = values %vars;
2990		3217
2991	my $eval =	3218	my $eval =
2992	"do {\n"	3219	"do {\n"
2993	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3220	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2994	. "#line 0 \"{$qcode}\"\n"	3221	. "#line 0 \"{$qcode}\"\n"
2995	. $code	3222	. $code
2996	. "\n}"	3223	. "\n}"
2997	;	3224	;
2998		3225
		3226	if ($CFG{safe_eval}) {
2999	sub_generation_inc;	3227	sub_generation_inc;
		3228	local @safe::cf::_safe_eval_args = values %vars;
3000	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3229	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3001	sub_generation_inc;	3230	sub_generation_inc;
		3231	} else {
		3232	local @cf::_safe_eval_args = values %vars;
		3233	@res = wantarray ? eval eval : scalar eval $eval;
		3234	}
3002		3235
3003	if ($@) {	3236	if ($@) {
3004	warn "$@";	3237	warn "$@";
3005	warn "while executing safe code '$code'\n";	3238	warn "while executing safe code '$code'\n";
3006	warn "with arguments " . (join " ", %vars) . "\n";	3239	warn "with arguments " . (join " ", %vars) . "\n";
…		…
3025	=cut	3258	=cut
3026		3259
3027	sub register_script_function {	3260	sub register_script_function {
3028	my ($fun, $cb) = @_;	3261	my ($fun, $cb) = @_;
3029		3262
3030	no strict 'refs';	3263	$fun = "safe::$fun" if $CFG{safe_eval};
3031	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3264	*$fun = $safe_hole->wrap ($cb);
3032	}	3265	}
3033		3266
3034	=back	3267	=back
3035		3268
3036	=cut	3269	=cut
…		…
3057		3290
3058	$facedata->{version} == 2	3291	$facedata->{version} == 2
3059	or cf::cleanup "$path: version mismatch, cannot proceed.";	3292	or cf::cleanup "$path: version mismatch, cannot proceed.";
3060		3293
3061	# patch in the exptable	3294	# patch in the exptable
		3295	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3062	$facedata->{resource}{"res/exp_table"} = {	3296	$facedata->{resource}{"res/exp_table"} = {
3063	type => FT_RSRC,	3297	type => FT_RSRC,
3064	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3298	data => $exp_table,
		3299	hash => (Digest::MD5::md5 $exp_table),
3065	};	3300	};
3066	cf::cede_to_tick;	3301	cf::cede_to_tick;
3067		3302
3068	{	3303	{
3069	my $faces = $facedata->{faceinfo};	3304	my $faces = $facedata->{faceinfo};
3070		3305
3071	while (my ($face, $info) = each %$faces) {	3306	while (my ($face, $info) = each %$faces) {
3072	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3307	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3308
3073	cf::face::set_visibility $idx, $info->{visibility};	3309	cf::face::set_visibility $idx, $info->{visibility};
3074	cf::face::set_magicmap $idx, $info->{magicmap};	3310	cf::face::set_magicmap $idx, $info->{magicmap};
3075	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3311	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3076	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3312	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
3077		3313
3078	cf::cede_to_tick;	3314	cf::cede_to_tick;
3079	}	3315	}
3080		3316
3081	while (my ($face, $info) = each %$faces) {	3317	while (my ($face, $info) = each %$faces) {
3082	next unless $info->{smooth};	3318	next unless $info->{smooth};
		3319
3083	my $idx = cf::face::find $face	3320	my $idx = cf::face::find $face
3084	or next;	3321	or next;
		3322
3085	if (my $smooth = cf::face::find $info->{smooth}) {	3323	if (my $smooth = cf::face::find $info->{smooth}) {
3086	cf::face::set_smooth $idx, $smooth;	3324	cf::face::set_smooth $idx, $smooth;
3087	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3325	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3088	} else {	3326	} else {
3089	warn "smooth face '$info->{smooth}' not found for face '$face'";	3327	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
3103		3341
3104	cf::anim::invalidate_all; # d'oh	3342	cf::anim::invalidate_all; # d'oh
3105	}	3343	}
3106		3344
3107	{	3345	{
3108	# TODO: for gcfclient pleasure, we should give resources
3109	# that gcfclient doesn't grok a >10000 face index.
3110	my $res = $facedata->{resource};	3346	my $res = $facedata->{resource};
3111		3347
3112	my $soundconf = delete $res->{"res/sound.conf"};
3113
3114	while (my ($name, $info) = each %$res) {	3348	while (my ($name, $info) = each %$res) {
		3349	if (defined $info->{type}) {
3115	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3350	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3116	my $data;
3117		3351
3118	if ($info->{type} & 1) {	3352	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3119	# prepend meta info	3353	cf::face::set_type $idx, $info->{type};
3120
3121	my $meta = $enc->encode ({
3122	name => $name,
3123	%{ $info->{meta} || {} },
3124	});
3125
3126	$data = pack "(w/a*)*", $meta, $info->{data};
3127	} else {	3354	} else {
3128	$data = $info->{data};	3355	$RESOURCE{$name} = $info;
3129	}	3356	}
3130		3357
3131	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3132	cf::face::set_type $idx, $info->{type};
3133
3134	cf::cede_to_tick;	3358	cf::cede_to_tick;
3135	}	3359	}
3136
3137	if ($soundconf) {
3138	$soundconf = $enc->decode (delete $soundconf->{data});
3139
3140	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3141	my $sound = $soundconf->{compat}[$_]
3142	or next;
3143
3144	my $face = cf::face::find "sound/$sound->[1]";
3145	cf::sound::set $sound->[0] => $face;
3146	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3147	}
3148
3149	while (my ($k, $v) = each %{$soundconf->{event}}) {
3150	my $face = cf::face::find "sound/$v";
3151	cf::sound::set $k => $face;
3152	}
3153	}
3154	}	3360	}
		3361
		3362	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3155		3363
3156	1	3364	1
3157	}	3365	}
		3366
		3367	cf::global->attach (on_resource_update => sub {
		3368	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3369	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3370
		3371	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3372	my $sound = $soundconf->{compat}[$_]
		3373	or next;
		3374
		3375	my $face = cf::face::find "sound/$sound->[1]";
		3376	cf::sound::set $sound->[0] => $face;
		3377	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3378	}
		3379
		3380	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3381	my $face = cf::face::find "sound/$v";
		3382	cf::sound::set $k => $face;
		3383	}
		3384	}
		3385	});
3158		3386
3159	register_exticmd fx_want => sub {	3387	register_exticmd fx_want => sub {
3160	my ($ns, $want) = @_;	3388	my ($ns, $want) = @_;
3161		3389
3162	while (my ($k, $v) = each %$want) {	3390	while (my ($k, $v) = each %$want) {
3163	$ns->fx_want ($k, $v);	3391	$ns->fx_want ($k, $v);
3164	}	3392	}
3165	};	3393	};
		3394
		3395	sub load_resource_file($) {
		3396	my $guard = lock_acquire "load_resource_file";
		3397
		3398	my $status = load_resource_file_ $_[0];
		3399	get_slot 0.1, 100;
		3400	cf::arch::commit_load;
		3401
		3402	$status
		3403	}
3166		3404
3167	sub reload_regions {	3405	sub reload_regions {
3168	# HACK to clear player env face cache, we need some signal framework	3406	# HACK to clear player env face cache, we need some signal framework
3169	# for this (global event?)	3407	# for this (global event?)
3170	%ext::player_env::MUSIC_FACE_CACHE = ();	3408	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3184	}	3422	}
3185		3423
3186	sub reload_archetypes {	3424	sub reload_archetypes {
3187	load_resource_file "$DATADIR/archetypes"	3425	load_resource_file "$DATADIR/archetypes"
3188	or die "unable to load archetypes\n";	3426	or die "unable to load archetypes\n";
3189	#d# NEED to laod twice to resolve forward references
3190	# this really needs to be done in an extra post-pass
3191	# (which needs to be synchronous, so solve it differently)
3192	load_resource_file "$DATADIR/archetypes"
3193	or die "unable to load archetypes\n";
3194	}	3427	}
3195		3428
3196	sub reload_treasures {	3429	sub reload_treasures {
3197	load_resource_file "$DATADIR/treasures"	3430	load_resource_file "$DATADIR/treasures"
3198	or die "unable to load treasurelists\n";	3431	or die "unable to load treasurelists\n";
3199	}	3432	}
3200		3433
3201	sub reload_resources {	3434	sub reload_resources {
3202	warn "reloading resource files...\n";	3435	warn "reloading resource files...\n";
3203		3436
		3437	reload_facedata;
		3438	reload_archetypes;
3204	reload_regions;	3439	reload_regions;
3205	reload_facedata;
3206	#reload_archetypes;#d#
3207	reload_archetypes;
3208	reload_treasures;	3440	reload_treasures;
3209		3441
3210	warn "finished reloading resource files\n";	3442	warn "finished reloading resource files\n";
3211	}	3443	}
3212		3444
3213	sub init {
3214	reload_resources;
3215	}
3216
3217	sub reload_config {	3445	sub reload_config {
		3446	warn "reloading config file...\n";
		3447
3218	open my $fh, "<:utf8", "$CONFDIR/config"	3448	open my $fh, "<:utf8", "$CONFDIR/config"
3219	or return;	3449	or return;
3220		3450
3221	local $/;	3451	local $/;
3222	*CFG = YAML::Syck::Load <$fh>;	3452	*CFG = YAML::XS::Load scalar <$fh>;
3223		3453
3224	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3454	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3225		3455
3226	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3456	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3227	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3457	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3231	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3461	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3232	and die "WARNING: m(un)lockall failed: $!\n";	3462	and die "WARNING: m(un)lockall failed: $!\n";
3233	};	3463	};
3234	warn $@ if $@;	3464	warn $@ if $@;
3235	}	3465	}
		3466
		3467	warn "finished reloading resource files\n";
		3468	}
		3469
		3470	sub pidfile() {
		3471	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3472	or die "$PIDFILE: $!";
		3473	flock $fh, &Fcntl::LOCK_EX
		3474	or die "$PIDFILE: flock: $!";
		3475	$fh
		3476	}
		3477
		3478	# make sure only one server instance is running at any one time
		3479	sub atomic {
		3480	my $fh = pidfile;
		3481
		3482	my $pid = <$fh>;
		3483	kill 9, $pid if $pid > 0;
		3484
		3485	seek $fh, 0, 0;
		3486	print $fh $$;
		3487	}
		3488
		3489	sub main_loop {
		3490	warn "EV::loop starting\n";
		3491	if (1) {
		3492	EV::loop;
		3493	}
		3494	warn "EV::loop returned\n";
		3495	goto &main_loop unless $REALLY_UNLOOP;
3236	}	3496	}
3237		3497
3238	sub main {	3498	sub main {
		3499	cf::init_globals; # initialise logging
		3500
		3501	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3502	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3503	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3504	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3505
		3506	cf::init_experience;
		3507	cf::init_anim;
		3508	cf::init_attackmess;
		3509	cf::init_dynamic;
		3510
		3511	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3512
3239	# we must not ever block the main coroutine	3513	# we must not ever block the main coroutine
3240	local $Coro::idle = sub {	3514	local $Coro::idle = sub {
3241	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3515	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3242	(async {	3516	(async {
3243	$Coro::current->{desc} = "IDLE BUG HANDLER";	3517	$Coro::current->{desc} = "IDLE BUG HANDLER";
3244	Event::one_event;	3518	EV::loop EV::LOOP_ONESHOT;
3245	})->prio (Coro::PRIO_MAX);	3519	})->prio (Coro::PRIO_MAX);
3246	};	3520	};
3247		3521
		3522	evthread_start IO::AIO::poll_fileno;
		3523
		3524	cf::sync_job {
		3525	cf::load_settings;
		3526	cf::load_materials;
		3527
		3528	reload_resources;
3248	reload_config;	3529	reload_config;
3249	db_init;	3530	db_init;
		3531
		3532	cf::init_uuid;
		3533	cf::init_signals;
		3534	cf::init_commands;
		3535	cf::init_skills;
		3536
		3537	cf::init_beforeplay;
		3538
		3539	atomic;
		3540
3250	load_extensions;	3541	load_extensions;
3251		3542
3252	$TICK_WATCHER->start;	3543	utime time, time, $RUNTIMEFILE;
3253	Event::loop;	3544
		3545	# no (long-running) fork's whatsoever before this point(!)
		3546	use POSIX ();
		3547	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3548
		3549	(pop @POST_INIT)->(0) while @POST_INIT;
		3550	};
		3551
		3552	main_loop;
3254	}	3553	}
3255		3554
3256	#############################################################################	3555	#############################################################################
3257	# initialisation and cleanup	3556	# initialisation and cleanup
3258		3557
3259	# install some emergency cleanup handlers	3558	# install some emergency cleanup handlers
3260	BEGIN {	3559	BEGIN {
		3560	our %SIGWATCHER = ();
3261	for my $signal (qw(INT HUP TERM)) {	3561	for my $signal (qw(INT HUP TERM)) {
3262	Event->signal (	3562	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3263	reentrant => 0,
3264	data => WF_AUTOCANCEL,
3265	signal => $signal,
3266	prio => 0,
3267	cb => sub {
3268	cf::cleanup "SIG$signal";	3563	cf::cleanup "SIG$signal";
3269	},
3270	);	3564	};
3271	}	3565	}
3272	}	3566	}
3273		3567
3274	sub write_runtime {	3568	sub write_runtime_sync {
3275	my $runtime = "$LOCALDIR/runtime";
3276
3277	# first touch the runtime file to show we are still running:	3569	# first touch the runtime file to show we are still running:
3278	# the fsync below can take a very very long time.	3570	# the fsync below can take a very very long time.
3279		3571
3280	IO::AIO::aio_utime $runtime, undef, undef;	3572	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3281		3573
3282	my $guard = cf::lock_acquire "write_runtime";	3574	my $guard = cf::lock_acquire "write_runtime";
3283		3575
3284	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3576	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3285	or return;	3577	or return;
3286		3578
3287	my $value = $cf::RUNTIME + 90 + 10;	3579	my $value = $cf::RUNTIME + 90 + 10;
3288	# 10 is the runtime save interval, for a monotonic clock	3580	# 10 is the runtime save interval, for a monotonic clock
3289	# 60 allows for the watchdog to kill the server.	3581	# 60 allows for the watchdog to kill the server.
…		…
3299	aio_utime $fh, undef, undef;	3591	aio_utime $fh, undef, undef;
3300		3592
3301	close $fh	3593	close $fh
3302	or return;	3594	or return;
3303		3595
3304	aio_rename "$runtime~", $runtime	3596	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3305	and return;	3597	and return;
3306		3598
3307	warn "runtime file written.\n";	3599	warn "runtime file written.\n";
3308		3600
3309	1	3601	1
		3602	}
		3603
		3604	our $uuid_lock;
		3605	our $uuid_skip;
		3606
		3607	sub write_uuid_sync($) {
		3608	$uuid_skip ||= $_[0];
		3609
		3610	return if $uuid_lock;
		3611	local $uuid_lock = 1;
		3612
		3613	my $uuid = "$LOCALDIR/uuid";
		3614
		3615	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3616	or return;
		3617
		3618	my $value = uuid_seq uuid_cur;
		3619
		3620	unless ($value) {
		3621	warn "cowardly refusing to write zero uuid value!\n";
		3622	return;
		3623	}
		3624
		3625	my $value = uuid_str $value + $uuid_skip;
		3626	$uuid_skip = 0;
		3627
		3628	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3629	and return;
		3630
		3631	# always fsync - this file is important
		3632	aio_fsync $fh
		3633	and return;
		3634
		3635	close $fh
		3636	or return;
		3637
		3638	aio_rename "$uuid~", $uuid
		3639	and return;
		3640
		3641	warn "uuid file written ($value).\n";
		3642
		3643	1
		3644
		3645	}
		3646
		3647	sub write_uuid($$) {
		3648	my ($skip, $sync) = @_;
		3649
		3650	$sync ? write_uuid_sync $skip
		3651	: async { write_uuid_sync $skip };
3310	}	3652	}
3311		3653
3312	sub emergency_save() {	3654	sub emergency_save() {
3313	my $freeze_guard = cf::freeze_mainloop;	3655	my $freeze_guard = cf::freeze_mainloop;
3314		3656
3315	warn "enter emergency perl save\n";	3657	warn "emergency_perl_save: enter\n";
3316		3658
3317	cf::sync_job {	3659	cf::sync_job {
		3660	# this is a trade-off: we want to be very quick here, so
		3661	# save all maps without fsync, and later call a global sync
		3662	# (which in turn might be very very slow)
		3663	local $USE_FSYNC = 0;
		3664
3318	# use a peculiar iteration method to avoid tripping on perl	3665	# use a peculiar iteration method to avoid tripping on perl
3319	# refcount bugs in for. also avoids problems with players	3666	# refcount bugs in for. also avoids problems with players
3320	# and maps saved/destroyed asynchronously.	3667	# and maps saved/destroyed asynchronously.
3321	warn "begin emergency player save\n";	3668	warn "emergency_perl_save: begin player save\n";
3322	for my $login (keys %cf::PLAYER) {	3669	for my $login (keys %cf::PLAYER) {
3323	my $pl = $cf::PLAYER{$login} or next;	3670	my $pl = $cf::PLAYER{$login} or next;
3324	$pl->valid or next;	3671	$pl->valid or next;
3325	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3672	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3326	$pl->save;	3673	$pl->save;
3327	}	3674	}
3328	warn "end emergency player save\n";	3675	warn "emergency_perl_save: end player save\n";
3329		3676
3330	warn "begin emergency map save\n";	3677	warn "emergency_perl_save: begin map save\n";
3331	for my $path (keys %cf::MAP) {	3678	for my $path (keys %cf::MAP) {
3332	my $map = $cf::MAP{$path} or next;	3679	my $map = $cf::MAP{$path} or next;
3333	$map->valid or next;	3680	$map->valid or next;
3334	$map->save;	3681	$map->save;
3335	}	3682	}
3336	warn "end emergency map save\n";	3683	warn "emergency_perl_save: end map save\n";
3337		3684
3338	warn "begin emergency database checkpoint\n";	3685	warn "emergency_perl_save: begin database checkpoint\n";
3339	BDB::db_env_txn_checkpoint $DB_ENV;	3686	BDB::db_env_txn_checkpoint $DB_ENV;
3340	warn "end emergency database checkpoint\n";	3687	warn "emergency_perl_save: end database checkpoint\n";
		3688
		3689	warn "emergency_perl_save: begin write uuid\n";
		3690	write_uuid_sync 1;
		3691	warn "emergency_perl_save: end write uuid\n";
3341	};	3692	};
3342		3693
		3694	warn "emergency_perl_save: starting sync()\n";
		3695	IO::AIO::aio_sync sub {
		3696	warn "emergency_perl_save: finished sync()\n";
		3697	};
		3698
3343	warn "leave emergency perl save\n";	3699	warn "emergency_perl_save: leave\n";
3344	}	3700	}
3345		3701
3346	sub post_cleanup {	3702	sub post_cleanup {
3347	my ($make_core) = @_;	3703	my ($make_core) = @_;
3348		3704
3349	warn Carp::longmess "post_cleanup backtrace"	3705	warn Carp::longmess "post_cleanup backtrace"
3350	if $make_core;	3706	if $make_core;
		3707
		3708	my $fh = pidfile;
		3709	unlink $PIDFILE if <$fh> == $$;
		3710	}
		3711
		3712	# a safer delete_package, copied from Symbol
		3713	sub clear_package($) {
		3714	my $pkg = shift;
		3715
		3716	# expand to full symbol table name if needed
		3717	unless ($pkg =~ /^main::.*::$/) {
		3718	$pkg = "main$pkg" if $pkg =~ /^::/;
		3719	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3720	$pkg .= '::' unless $pkg =~ /::$/;
		3721	}
		3722
		3723	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3724	my $stem_symtab = *{$stem}{HASH};
		3725
		3726	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3727	or return;
		3728
		3729	# clear all symbols
		3730	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3731	for my $name (keys %$leaf_symtab) {
		3732	_gv_clear *{"$pkg$name"};
		3733	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3734	}
		3735	warn "cleared package $pkg\n";#d#
3351	}	3736	}
3352		3737
3353	sub do_reload_perl() {	3738	sub do_reload_perl() {
3354	# can/must only be called in main	3739	# can/must only be called in main
3355	if ($Coro::current != $Coro::main) {	3740	if ($Coro::current != $Coro::main) {
3356	warn "can only reload from main coroutine";	3741	warn "can only reload from main coroutine";
3357	return;	3742	return;
3358	}	3743	}
3359		3744
		3745	return if $RELOAD++;
		3746
		3747	my $t1 = EV::time;
		3748
		3749	while ($RELOAD) {
3360	warn "reloading...";	3750	warn "reloading...";
3361		3751
3362	warn "entering sync_job";	3752	warn "entering sync_job";
3363		3753
3364	cf::sync_job {	3754	cf::sync_job {
3365	cf::write_runtime; # external watchdog should not bark	3755	cf::write_runtime_sync; # external watchdog should not bark
3366	cf::emergency_save;	3756	cf::emergency_save;
3367	cf::write_runtime; # external watchdog should not bark	3757	cf::write_runtime_sync; # external watchdog should not bark
3368		3758
3369	warn "syncing database to disk";	3759	warn "syncing database to disk";
3370	BDB::db_env_txn_checkpoint $DB_ENV;	3760	BDB::db_env_txn_checkpoint $DB_ENV;
3371		3761
3372	# if anything goes wrong in here, we should simply crash as we already saved	3762	# if anything goes wrong in here, we should simply crash as we already saved
3373		3763
3374	warn "cancelling all WF_AUTOCANCEL watchers";
3375	for (Event::all_watchers) {
3376	$_->cancel if $_->data & WF_AUTOCANCEL;
3377	}
3378
3379	warn "flushing outstanding aio requests";	3764	warn "flushing outstanding aio requests";
3380	for (;;) {
3381	BDB::flush;
3382	IO::AIO::flush;
3383	Coro::cede_notself;
3384	last unless IO::AIO::nreqs || BDB::nreqs;	3765	while (IO::AIO::nreqs || BDB::nreqs) {
3385	warn "iterate...";	3766	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3386	}
3387
3388	++$RELOAD;
3389
3390	warn "cancelling all extension coros";
3391	$_->cancel for values %EXT_CORO;
3392	%EXT_CORO = ();
3393
3394	warn "removing commands";
3395	%COMMAND = ();
3396
3397	warn "removing ext/exti commands";
3398	%EXTCMD = ();
3399	%EXTICMD = ();
3400
3401	warn "unloading/nuking all extensions";
3402	for my $pkg (@EXTS) {
3403	warn "... unloading $pkg";
3404
3405	if (my $cb = $pkg->can ("unload")) {
3406	eval {
3407	$cb->($pkg);
3408	1
3409	} or warn "$pkg unloaded, but with errors: $@";
3410	}	3767	}
3411		3768
3412	warn "... nuking $pkg";	3769	warn "cancelling all extension coros";
3413	Symbol::delete_package $pkg;	3770	$_->cancel for values %EXT_CORO;
3414	}	3771	%EXT_CORO = ();
3415		3772
3416	warn "unloading all perl modules loaded from $LIBDIR";	3773	warn "removing commands";
3417	while (my ($k, $v) = each %INC) {	3774	%COMMAND = ();
3418	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3419		3775
		3776	warn "removing ext/exti commands";
		3777	%EXTCMD = ();
		3778	%EXTICMD = ();
		3779
		3780	warn "unloading/nuking all extensions";
		3781	for my $pkg (@EXTS) {
3420	warn "... unloading $k";	3782	warn "... unloading $pkg";
3421	delete $INC{$k};
3422		3783
3423	$k =~ s/\.pm$//;
3424	$k =~ s/\//::/g;
3425
3426	if (my $cb = $k->can ("unload_module")) {	3784	if (my $cb = $pkg->can ("unload")) {
		3785	eval {
3427	$cb->();	3786	$cb->($pkg);
		3787	1
		3788	} or warn "$pkg unloaded, but with errors: $@";
		3789	}
		3790
		3791	warn "... clearing $pkg";
		3792	clear_package $pkg;
3428	}	3793	}
3429		3794
3430	Symbol::delete_package $k;	3795	warn "unloading all perl modules loaded from $LIBDIR";
		3796	while (my ($k, $v) = each %INC) {
		3797	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3798
		3799	warn "... unloading $k";
		3800	delete $INC{$k};
		3801
		3802	$k =~ s/\.pm$//;
		3803	$k =~ s/\//::/g;
		3804
		3805	if (my $cb = $k->can ("unload_module")) {
		3806	$cb->();
		3807	}
		3808
		3809	clear_package $k;
3431	}	3810	}
3432		3811
3433	warn "getting rid of safe::, as good as possible";	3812	warn "getting rid of safe::, as good as possible";
3434	Symbol::delete_package "safe::$_"	3813	clear_package "safe::$_"
3435	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3814	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3436		3815
3437	warn "unloading cf.pm \"a bit\"";	3816	warn "unloading cf.pm \"a bit\"";
3438	delete $INC{"cf.pm"};	3817	delete $INC{"cf.pm"};
3439	delete $INC{"cf/pod.pm"};	3818	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3440		3819
3441	# don't, removes xs symbols, too,	3820	# don't, removes xs symbols, too,
3442	# and global variables created in xs	3821	# and global variables created in xs
3443	#Symbol::delete_package __PACKAGE__;	3822	#clear_package __PACKAGE__;
3444		3823
3445	warn "unload completed, starting to reload now";	3824	warn "unload completed, starting to reload now";
3446		3825
3447	warn "reloading cf.pm";	3826	warn "reloading cf.pm";
3448	require cf;	3827	require cf;
3449	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3828	cf::_connect_to_perl_1;
3450		3829
3451	warn "loading config and database again";	3830	warn "loading config and database again";
3452	cf::reload_config;	3831	cf::reload_config;
3453		3832
3454	warn "loading extensions";	3833	warn "loading extensions";
3455	cf::load_extensions;	3834	cf::load_extensions;
3456		3835
		3836	if ($REATTACH_ON_RELOAD) {
3457	warn "reattaching attachments to objects/players";	3837	warn "reattaching attachments to objects/players";
3458	_global_reattach; # objects, sockets	3838	_global_reattach; # objects, sockets
3459	warn "reattaching attachments to maps";	3839	warn "reattaching attachments to maps";
3460	reattach $_ for values %MAP;	3840	reattach $_ for values %MAP;
3461	warn "reattaching attachments to players";	3841	warn "reattaching attachments to players";
3462	reattach $_ for values %PLAYER;	3842	reattach $_ for values %PLAYER;
		3843	}
3463		3844
		3845	warn "running post_init jobs";
		3846	(pop @POST_INIT)->(1) while @POST_INIT;
		3847
3464	warn "leaving sync_job";	3848	warn "leaving sync_job";
3465		3849
3466	1	3850	1
3467	} or do {	3851	} or do {
3468	warn $@;	3852	warn $@;
3469	warn "error while reloading, exiting.";	3853	cf::cleanup "error while reloading, exiting.";
3470	exit 1;
3471	};	3854	};
3472		3855
3473	warn "reloaded";	3856	warn "reloaded";
		3857	--$RELOAD;
		3858	}
		3859
		3860	$t1 = EV::time - $t1;
		3861	warn "reload completed in ${t1}s\n";
3474	};	3862	};
3475		3863
3476	our $RELOAD_WATCHER; # used only during reload	3864	our $RELOAD_WATCHER; # used only during reload
3477		3865
3478	sub reload_perl() {	3866	sub reload_perl() {
3479	# doing reload synchronously and two reloads happen back-to-back,	3867	# doing reload synchronously and two reloads happen back-to-back,
3480	# coro crashes during coro_state_free->destroy here.	3868	# coro crashes during coro_state_free->destroy here.
3481		3869
3482	$RELOAD_WATCHER ||= Event->timer (	3870	$RELOAD_WATCHER ||= cf::async {
3483	reentrant => 0,	3871	Coro::AIO::aio_wait cache_extensions;
3484	after => 0,	3872
3485	data => WF_AUTOCANCEL,	3873	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
3486	cb => sub {
3487	do_reload_perl;	3874	do_reload_perl;
3488	undef $RELOAD_WATCHER;	3875	undef $RELOAD_WATCHER;
3489	},	3876	};
3490	);	3877	};
3491	}	3878	}
3492		3879
3493	register_command "reload" => sub {	3880	register_command "reload" => sub {
3494	my ($who, $arg) = @_;	3881	my ($who, $arg) = @_;
3495		3882
…		…
3508		3895
3509	our @WAIT_FOR_TICK;	3896	our @WAIT_FOR_TICK;
3510	our @WAIT_FOR_TICK_BEGIN;	3897	our @WAIT_FOR_TICK_BEGIN;
3511		3898
3512	sub wait_for_tick {	3899	sub wait_for_tick {
3513	return unless $TICK_WATCHER->is_active;
3514	return if $Coro::current == $Coro::main;	3900	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3515		3901
3516	my $signal = new Coro::Signal;	3902	my $signal = new Coro::Signal;
3517	push @WAIT_FOR_TICK, $signal;	3903	push @WAIT_FOR_TICK, $signal;
3518	$signal->wait;	3904	$signal->wait;
3519	}	3905	}
3520		3906
3521	sub wait_for_tick_begin {	3907	sub wait_for_tick_begin {
3522	return unless $TICK_WATCHER->is_active;
3523	return if $Coro::current == $Coro::main;	3908	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3524		3909
3525	my $signal = new Coro::Signal;	3910	my $signal = new Coro::Signal;
3526	push @WAIT_FOR_TICK_BEGIN, $signal;	3911	push @WAIT_FOR_TICK_BEGIN, $signal;
3527	$signal->wait;	3912	$signal->wait;
3528	}	3913	}
3529		3914
3530	$TICK_WATCHER = Event->timer (	3915	sub tick {
3531	reentrant => 0,
3532	parked => 1,
3533	prio => 0,
3534	at => $NEXT_TICK || $TICK,
3535	data => WF_AUTOCANCEL,
3536	cb => sub {
3537	if ($Coro::current != $Coro::main) {	3916	if ($Coro::current != $Coro::main) {
3538	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3917	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3539	unless ++$bug_warning > 10;	3918	unless ++$bug_warning > 10;
3540	return;	3919	return;
3541	}	3920	}
3542		3921
3543	$NOW = $tick_start = Event::time;
3544
3545	cf::server_tick; # one server iteration	3922	cf::server_tick; # one server iteration
3546		3923
3547	$RUNTIME += $TICK;	3924	#for(1..3e6){} EV::now_update; $NOW=EV::now; # generate load #d#
3548	$NEXT_TICK += $TICK;
3549		3925
3550	if ($NOW >= $NEXT_RUNTIME_WRITE) {	3926	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3551	$NEXT_RUNTIME_WRITE = $NOW + 10;	3927	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3552	Coro::async_pool {	3928	Coro::async_pool {
3553	$Coro::current->{desc} = "runtime saver";	3929	$Coro::current->{desc} = "runtime saver";
3554	write_runtime	3930	write_runtime_sync
3555	or warn "ERROR: unable to write runtime file: $!";	3931	or warn "ERROR: unable to write runtime file: $!";
3556	};
3557	}	3932	};
		3933	}
3558		3934
3559	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3935	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3560	$sig->send;	3936	$sig->send;
3561	}	3937	}
3562	while (my $sig = shift @WAIT_FOR_TICK) {	3938	while (my $sig = shift @WAIT_FOR_TICK) {
3563	$sig->send;	3939	$sig->send;
3564	}	3940	}
3565		3941
3566	$NOW = Event::time;	3942	$LOAD = ($NOW - $TICK_START) / $TICK;
3567
3568	# if we are delayed by four ticks or more, skip them all
3569	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3570
3571	$TICK_WATCHER->at ($NEXT_TICK);
3572	$TICK_WATCHER->start;
3573
3574	$LOAD = ($NOW - $tick_start) / $TICK;
3575	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3943	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3576		3944
3577	_post_tick;	3945	if (0) {
		3946	if ($NEXT_TICK) {
		3947	my $jitter = $TICK_START - $NEXT_TICK;
		3948	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3949	warn "jitter $JITTER\n";#d#
		3950	}
3578	},	3951	}
3579	);	3952	}
3580		3953
3581	{	3954	{
		3955	# configure BDB
		3956
3582	BDB::min_parallel 8;	3957	BDB::min_parallel 16;
3583	BDB::max_poll_time $TICK * 0.1;	3958	BDB::max_poll_reqs $TICK * 0.1;
3584	$BDB_POLL_WATCHER = Event->io (	3959	$AnyEvent::BDB::WATCHER->priority (1);
3585	reentrant => 0,
3586	fd => BDB::poll_fileno,
3587	poll => 'r',
3588	prio => 0,
3589	data => WF_AUTOCANCEL,
3590	cb => \&BDB::poll_cb,
3591	);
3592
3593	BDB::set_sync_prepare {
3594	my $status;
3595	my $current = $Coro::current;
3596	(
3597	sub {
3598	$status = $!;
3599	$current->ready; undef $current;
3600	},
3601	sub {
3602	Coro::schedule while defined $current;
3603	$! = $status;
3604	},
3605	)
3606	};
3607		3960
3608	unless ($DB_ENV) {	3961	unless ($DB_ENV) {
3609	$DB_ENV = BDB::db_env_create;	3962	$DB_ENV = BDB::db_env_create;
3610	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	3963	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3611	| BDB::LOG_AUTOREMOVE, 1);	3964	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3965	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3612	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	3966	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3613	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	3967	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3614		3968
3615	cf::sync_job {	3969	cf::sync_job {
3616	eval {	3970	eval {
…		…
3626		3980
3627	cf::cleanup "db_env_open(db): $@" if $@;	3981	cf::cleanup "db_env_open(db): $@" if $@;
3628	};	3982	};
3629	}	3983	}
3630		3984
3631	$BDB_DEADLOCK_WATCHER = Event->timer (	3985	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3632	after => 3,
3633	interval => 1,
3634	hard => 1,
3635	prio => 0,
3636	data => WF_AUTOCANCEL,
3637	cb => sub {
3638	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };	3986	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3639	},
3640	);	3987	};
3641	$BDB_CHECKPOINT_WATCHER = Event->timer (	3988	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3642	after => 11,
3643	interval => 60,
3644	hard => 1,
3645	prio => 0,
3646	data => WF_AUTOCANCEL,
3647	cb => sub {
3648	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	3989	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3649	},
3650	);	3990	};
3651	$BDB_TRICKLE_WATCHER = Event->timer (	3991	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3652	after => 5,
3653	interval => 10,
3654	hard => 1,
3655	prio => 0,
3656	data => WF_AUTOCANCEL,
3657	cb => sub {
3658	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	3992	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3659	},
3660	);	3993	};
3661	}	3994	}
3662		3995
3663	{	3996	{
		3997	# configure IO::AIO
		3998
3664	IO::AIO::min_parallel 8;	3999	IO::AIO::min_parallel 8;
3665
3666	undef $Coro::AIO::WATCHER;
3667	IO::AIO::max_poll_time $TICK * 0.1;	4000	IO::AIO::max_poll_time $TICK * 0.1;
3668	$AIO_POLL_WATCHER = Event->io (	4001	undef $AnyEvent::AIO::WATCHER;
3669	reentrant => 0,
3670	data => WF_AUTOCANCEL,
3671	fd => IO::AIO::poll_fileno,
3672	poll => 'r',
3673	prio => 0,
3674	cb => \&IO::AIO::poll_cb,
3675	);
3676	}	4002	}
3677		4003
3678	my $_log_backtrace;	4004	my $_log_backtrace;
3679		4005
3680	sub _log_backtrace {	4006	sub _log_backtrace {
…		…
3683	$msg =~ s/\n//;	4009	$msg =~ s/\n//;
3684		4010
3685	# limit the # of concurrent backtraces	4011	# limit the # of concurrent backtraces
3686	if ($_log_backtrace < 2) {	4012	if ($_log_backtrace < 2) {
3687	++$_log_backtrace;	4013	++$_log_backtrace;
		4014	my $perl_bt = Carp::longmess $msg;
3688	async {	4015	async {
3689	$Coro::current->{desc} = "abt $msg";	4016	$Coro::current->{desc} = "abt $msg";
3690		4017
3691	my @bt = fork_call {	4018	my @bt = fork_call {
3692	@addr = map { sprintf "%x", $_ } @addr;	4019	@addr = map { sprintf "%x", $_ } @addr;
…		…
3703	}	4030	}
3704		4031
3705	@funcs	4032	@funcs
3706	};	4033	};
3707		4034
3708	LOG llevInfo, "[ABT] $msg\n";	4035	LOG llevInfo, "[ABT] $perl_bt\n";
		4036	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3709	LOG llevInfo, "[ABT] $_\n" for @bt;	4037	LOG llevInfo, "[ABT] $_\n" for @bt;
3710	--$_log_backtrace;	4038	--$_log_backtrace;
3711	};	4039	};
3712	} else {	4040	} else {
3713	LOG llevInfo, "[ABT] $msg\n";	4041	LOG llevInfo, "[ABT] $msg\n";
3714	LOG llevInfo, "[ABT] [suppressed]\n";	4042	LOG llevInfo, "[ABT] [suppressed]\n";
3715	}	4043	}
3716	}	4044	}
3717		4045
3718	# load additional modules	4046	# load additional modules
3719	use cf::pod;	4047	require "cf/$_.pm" for @EXTRA_MODULES;
		4048	cf::_connect_to_perl_2;
3720		4049
3721	END { cf::emergency_save }	4050	END { cf::emergency_save }
3722		4051
3723	1	4052	1
3724		4053

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