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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.393 by root, Fri Oct 26 04:47:00 2007 UTC vs.
Revision 1.506 by root, Wed Feb 3 20:48:22 2010 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008,2009,2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify it under
		7	# the terms of the Affero GNU General Public License as published by the
		8	# Free Software Foundation, either version 3 of the License, or (at your
		9	# option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the Affero GNU General Public License
		17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
		19	#
		20	# The authors can be reached via e-mail to <support@deliantra.net>
		21	#
		22
1	package cf;	23	package cf;
2		24
		25	use 5.10.0;
3	use utf8;	26	use utf8;
4	use strict;	27	use strict qw(vars subs);
5		28
6	use Symbol;	29	use Symbol;
7	use List::Util;	30	use List::Util;
8	use Socket;	31	use Socket;
9	use 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;
1274	}	1402	}
1275		1403
		1404	my $pass = 0;
1276	my %done;	1405	my %done;
1277	while (%todo) {	1406	while (%todo) {
1278	my $progress;	1407	my $progress;
1279		1408
		1409	++$pass;
		1410
		1411	ext:
1280	while (my ($k, $v) = each %todo) {	1412	while (my ($k, $v) = each %todo) {
1281	for (split /,\s*/, $v->{meta}{depends}) {	1413	for (split /,\s*/, $v->{meta}{depends}) {
1282	goto skip	1414	next ext
1283	unless exists $done{$_};	1415	unless exists $done{$_};
1284	}	1416	}
1285		1417
1286	warn "... loading '$k' into '$v->{pkg}'\n";	1418	warn "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1287		1419
1288	unless (eval $v->{source}) {	1420	my $active = eval $v->{source};
		1421
		1422	if (length $@) {
1289	my $msg = $@ ? "$v->{path}: $@\n"	1423	warn "$v->{path}: $@\n";
1290	: "$v->{base}: extension inactive.\n";
1291		1424
		1425	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1292	if (exists $v->{meta}{mandatory}) {	1426	if exists $v->{meta}{mandatory};
1293	warn $msg;	1427	} else {
1294	warn "mandatory extension failed to load, exiting.\n";	1428	$done{$k} = delete $todo{$k};
1295	exit 1;	1429	push @EXTS, $v->{pkg};
1296	}	1430	$progress = 1;
1297		1431
1298	warn $msg;	1432	warn "$v->{base}: extension inactive.\n"
		1433	unless $active;
1299	}	1434	}
1300
1301	$done{$k} = delete $todo{$k};
1302	push @EXTS, $v->{pkg};
1303	$progress = 1;
1304	}	1435	}
1305		1436
1306	skip:	1437	unless ($progress) {
1307	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1438	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1308	unless $progress;	1439
		1440	while (my ($k, $v) = each %todo) {
		1441	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1442	if exists $v->{meta}{mandatory};
		1443	}
		1444	}
1309	}	1445	}
1310	};	1446	};
1311	}	1447	}
1312		1448
1313	#############################################################################	1449	#############################################################################
1314		1450
1315	=back	1451	=back
1316		1452
1317	=head2 CORE EXTENSIONS	1453	=head2 CORE EXTENSIONS
1318		1454
1319	Functions and methods that extend core crossfire objects.	1455	Functions and methods that extend core deliantra objects.
1320		1456
1321	=cut	1457	=cut
1322		1458
1323	package cf::player;	1459	package cf::player;
1324		1460
…		…
1367		1503
1368	sub exists($) {	1504	sub exists($) {
1369	my ($login) = @_;	1505	my ($login) = @_;
1370		1506
1371	$cf::PLAYER{$login}	1507	$cf::PLAYER{$login}
1372	or cf::sync_job { !aio_stat path $login }	1508	or !aio_stat path $login
1373	}	1509	}
1374		1510
1375	sub find($) {	1511	sub find($) {
1376	return $cf::PLAYER{$_[0]} || do {	1512	return $cf::PLAYER{$_[0]} || do {
1377	my $login = $_[0];	1513	my $login = $_[0];
…		…
1389	my $f = new_from_file cf::object::thawer path $login	1525	my $f = new_from_file cf::object::thawer path $login
1390	or return;	1526	or return;
1391		1527
1392	my $pl = cf::player::load_pl $f	1528	my $pl = cf::player::load_pl $f
1393	or return;	1529	or return;
		1530
1394	local $cf::PLAYER_LOADING{$login} = $pl;	1531	local $cf::PLAYER_LOADING{$login} = $pl;
1395	$f->resolve_delayed_derefs;	1532	$f->resolve_delayed_derefs;
1396	$cf::PLAYER{$login} = $pl	1533	$cf::PLAYER{$login} = $pl
1397	}	1534	}
1398	}	1535	}
…		…
1408		1545
1409	return if $pl->{deny_save};	1546	return if $pl->{deny_save};
1410		1547
1411	aio_mkdir playerdir $pl, 0770;	1548	aio_mkdir playerdir $pl, 0770;
1412	$pl->{last_save} = $cf::RUNTIME;	1549	$pl->{last_save} = $cf::RUNTIME;
		1550
		1551	cf::get_slot 0.01;
1413		1552
1414	$pl->save_pl ($path);	1553	$pl->save_pl ($path);
1415	cf::cede_to_tick;	1554	cf::cede_to_tick;
1416	}	1555	}
1417		1556
…		…
1449	my ($pl) = @_;	1588	my ($pl) = @_;
1450		1589
1451	my $name = $pl->ob->name;	1590	my $name = $pl->ob->name;
1452		1591
1453	$pl->{deny_save} = 1;	1592	$pl->{deny_save} = 1;
1454	$pl->password ("*"); # this should lock out the player until we nuked the dir	1593	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1455		1594
1456	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1595	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1457	$pl->deactivate;	1596	$pl->deactivate;
		1597	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1598	$pl->ob->check_score;
1458	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1599	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1459	$pl->ns->destroy if $pl->ns;	1600	$pl->ns->destroy if $pl->ns;
1460		1601
1461	my $path = playerdir $pl;	1602	my $path = playerdir $pl;
1462	my $temp = "$path~$cf::RUNTIME~deleting~";	1603	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1501		1642
1502	for my $login (@$dirs) {	1643	for my $login (@$dirs) {
1503	my $path = path $login;	1644	my $path = path $login;
1504		1645
1505	# a .pst is a dead give-away for a valid player	1646	# a .pst is a dead give-away for a valid player
1506	unless (-e "$path.pst") {	1647	# if no pst file found, open and chekc for blocked users
		1648	if (aio_stat "$path.pst") {
1507	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1649	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1508	aio_read $fh, 0, 512, my $buf, 0 or next;	1650	aio_read $fh, 0, 512, my $buf, 0 or next;
1509	$buf !~ /^password -------------$/m or next; # official not-valid tag	1651	$buf !~ /^password -------------$/m or next; # official not-valid tag
1510	}	1652	}
1511		1653
…		…
1542	}	1684	}
1543		1685
1544	\@paths	1686	\@paths
1545	}	1687	}
1546		1688
1547	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1689	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1548		1690
1549	Expand crossfire pod fragments into protocol xml.	1691	Expand deliantra pod fragments into protocol xml.
1550
1551	=cut
1552
1553	use re 'eval';
1554
1555	my $group;
1556	my $interior; $interior = qr{
1557	# match a pod interior sequence sans C<< >>
1558	(?:
1559	\ (.*?)\ (?{ $group = $^N })
1560	| < (??{$interior}) >
1561	)
1562	}x;
1563
1564	sub expand_cfpod {
1565	my ($self, $pod) = @_;
1566
1567	my $xml;
1568
1569	while () {
1570	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
1571	$group = $1;
1572
1573	$group =~ s/&/&amp;/g;
1574	$group =~ s/</&lt;/g;
1575
1576	$xml .= $group;
1577	} elsif ($pod =~ m%\G
1578	([BCGHITU])
1579	<
1580	(?:
1581	([^<>]*) (?{ $group = $^N })
1582	| < $interior >
1583	)
1584	>
1585	%gcsx
1586	) {
1587	my ($code, $data) = ($1, $group);
1588
1589	if ($code eq "B") {
1590	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
1591	} elsif ($code eq "I") {
1592	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
1593	} elsif ($code eq "U") {
1594	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
1595	} elsif ($code eq "C") {
1596	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
1597	} elsif ($code eq "T") {
1598	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
1599	} elsif ($code eq "G") {
1600	my ($male, $female) = split /\|/, $data;
1601	$data = $self->gender ? $female : $male;
1602	$xml .= expand_cfpod ($self, $data);
1603	} elsif ($code eq "H") {
1604	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1605	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1606	"")
1607	[$self->{hintmode}];
1608	} else {
1609	$xml .= "error processing '$code($data)' directive";
1610	}
1611	} else {
1612	if ($pod =~ /\G(.+)/) {
1613	warn "parse error while expanding $pod (at $1)";
1614	}
1615	last;
1616	}
1617	}
1618
1619	for ($xml) {
1620	# create single paragraphs (very hackish)
1621	s/(?<=\S)\n(?=\w)/ /g;
1622
1623	# compress some whitespace
1624	s/\s+\n/\n/g; # ws line-ends
1625	s/\n\n+/\n/g; # double lines
1626	s/^\n+//; # beginning lines
1627	s/\n+$//; # ending lines
1628	}
1629
1630	$xml
1631	}
1632
1633	no re 'eval';
1634
1635	sub hintmode {
1636	$_[0]{hintmode} = $_[1] if @_ > 1;
1637	$_[0]{hintmode}
1638	}
1639		1692
1640	=item $player->ext_reply ($msgid, @msg)	1693	=item $player->ext_reply ($msgid, @msg)
1641		1694
1642	Sends an ext reply to the player.	1695	Sends an ext reply to the player.
1643		1696
…		…
1710	our $MAX_RESET = 3600;	1763	our $MAX_RESET = 3600;
1711	our $DEFAULT_RESET = 3000;	1764	our $DEFAULT_RESET = 3000;
1712		1765
1713	sub generate_random_map {	1766	sub generate_random_map {
1714	my ($self, $rmp) = @_;	1767	my ($self, $rmp) = @_;
		1768
		1769	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1770
1715	# mit "rum" bekleckern, nicht	1771	# mit "rum" bekleckern, nicht
1716	$self->_create_random_map (	1772	$self->_create_random_map (
1717	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1773	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1718	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1774	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1719	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1775	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1841		1897
1842	# the temporary/swap location	1898	# the temporary/swap location
1843	sub save_path {	1899	sub save_path {
1844	my ($self) = @_;	1900	my ($self) = @_;
1845		1901
1846	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1902	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1847	"$TMPDIR/$path.map"	1903	"$TMPDIR/$path.map"
1848	}	1904	}
1849		1905
1850	# the unique path, undef == no special unique path	1906	# the unique path, undef == no special unique path
1851	sub uniq_path {	1907	sub uniq_path {
1852	my ($self) = @_;	1908	my ($self) = @_;
1853		1909
1854	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1910	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1855	"$UNIQUEDIR/$path"	1911	"$UNIQUEDIR/$path"
1856	}
1857
1858	# and all this just because we cannot iterate over
1859	# all maps in C++...
1860	sub change_all_map_light {
1861	my ($change) = @_;
1862
1863	$_->change_map_light ($change)
1864	for grep $_->outdoor, values %cf::MAP;
1865	}	1912	}
1866		1913
1867	sub decay_objects {	1914	sub decay_objects {
1868	my ($self) = @_;	1915	my ($self) = @_;
1869		1916
…		…
1953	sub find {	2000	sub find {
1954	my ($path, $origin) = @_;	2001	my ($path, $origin) = @_;
1955		2002
1956	$path = normalise $path, $origin && $origin->path;	2003	$path = normalise $path, $origin && $origin->path;
1957		2004
1958	cf::lock_wait "map_data:$path";#d#remove	2005	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1959	cf::lock_wait "map_find:$path";	2006	my $guard2 = cf::lock_acquire "map_find:$path";
1960		2007
1961	$cf::MAP{$path} || do {	2008	$cf::MAP{$path} || do {
1962	my $guard1 = cf::lock_acquire "map_find:$path";
1963	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1964
1965	my $map = new_from_path cf::map $path	2009	my $map = new_from_path cf::map $path
1966	or return;	2010	or return;
1967		2011
1968	$map->{last_save} = $cf::RUNTIME;	2012	$map->{last_save} = $cf::RUNTIME;
1969		2013
…		…
1971	or return;	2015	or return;
1972		2016
1973	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2017	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1974	# doing this can freeze the server in a sync job, obviously	2018	# doing this can freeze the server in a sync job, obviously
1975	#$cf::WAIT_FOR_TICK->wait;	2019	#$cf::WAIT_FOR_TICK->wait;
		2020	undef $guard2;
1976	undef $guard1;	2021	undef $guard1;
1977	undef $guard2;
1978	$map->reset;	2022	$map->reset;
1979	return find $path;	2023	return find $path;
1980	}	2024	}
1981		2025
1982	$cf::MAP{$path} = $map	2026	$cf::MAP{$path} = $map
1983	}	2027	}
1984	}	2028	}
1985		2029
1986	sub pre_load { }	2030	sub pre_load { }
1987	sub post_load { }	2031	#sub post_load { } # XS
1988		2032
1989	sub load {	2033	sub load {
1990	my ($self) = @_;	2034	my ($self) = @_;
1991		2035
1992	local $self->{deny_reset} = 1; # loading can take a long time	2036	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2009	my $f = new_from_file cf::object::thawer $self->{load_path};	2053	my $f = new_from_file cf::object::thawer $self->{load_path};
2010	$f->skip_block;	2054	$f->skip_block;
2011	$self->_load_objects ($f)	2055	$self->_load_objects ($f)
2012	or return;	2056	or return;
2013		2057
2014	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2058	$self->post_load_original
2015	if delete $self->{load_original};	2059	if delete $self->{load_original};
2016		2060
2017	if (my $uniq = $self->uniq_path) {	2061	if (my $uniq = $self->uniq_path) {
2018	utf8::encode $uniq;	2062	utf8::encode $uniq;
2019	unless (aio_stat $uniq) {	2063	unless (aio_stat $uniq) {
…		…
2037	unless ($self->{deny_activate}) {	2081	unless ($self->{deny_activate}) {
2038	$self->decay_objects;	2082	$self->decay_objects;
2039	$self->fix_auto_apply;	2083	$self->fix_auto_apply;
2040	$self->update_buttons;	2084	$self->update_buttons;
2041	cf::cede_to_tick;	2085	cf::cede_to_tick;
2042	$self->set_darkness_map;
2043	cf::cede_to_tick;
2044	$self->activate;	2086	$self->activate;
2045	}	2087	}
2046		2088
2047	$self->{last_save} = $cf::RUNTIME;	2089	$self->{last_save} = $cf::RUNTIME;
2048	$self->last_access ($cf::RUNTIME);	2090	$self->last_access ($cf::RUNTIME);
2049		2091
2050	$self->in_memory (cf::MAP_IN_MEMORY);	2092	$self->in_memory (cf::MAP_ACTIVE);
2051	}	2093	}
2052		2094
2053	$self->post_load;	2095	$self->post_load;
2054	}	2096	}
2055		2097
…		…
2113	my ($path, $origin, $load) = @_;	2155	my ($path, $origin, $load) = @_;
2114		2156
2115	$path = normalise $path, $origin && $origin->{path};	2157	$path = normalise $path, $origin && $origin->{path};
2116		2158
2117	if (my $map = $cf::MAP{$path}) {	2159	if (my $map = $cf::MAP{$path}) {
2118	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2160	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2119	}	2161	}
2120		2162
2121	$MAP_PREFETCH{$path} |= $load;	2163	$MAP_PREFETCH{$path} |= $load;
2122		2164
2123	$MAP_PREFETCHER ||= cf::async {	2165	$MAP_PREFETCHER ||= cf::async {
…		…
2160	cf::async {	2202	cf::async {
2161	$Coro::current->{desc} = "map player save";	2203	$Coro::current->{desc} = "map player save";
2162	$_->contr->save for $self->players;	2204	$_->contr->save for $self->players;
2163	};	2205	};
2164		2206
		2207	cf::get_slot 0.02;
		2208
2165	if ($uniq) {	2209	if ($uniq) {
2166	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2210	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2167	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2211	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2168	} else {	2212	} else {
2169	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2213	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
…		…
2177	$self->save;	2221	$self->save;
2178		2222
2179	my $lock = cf::lock_acquire "map_data:$self->{path}";	2223	my $lock = cf::lock_acquire "map_data:$self->{path}";
2180		2224
2181	return if $self->players;	2225	return if $self->players;
2182	return if $self->in_memory != cf::MAP_IN_MEMORY;	2226	return if $self->in_memory != cf::MAP_ACTIVE;
2183	return if $self->{deny_save};	2227	return if $self->{deny_save};
2184		2228
2185	$self->in_memory (cf::MAP_SWAPPED);	2229	$self->in_memory (cf::MAP_SWAPPED);
2186		2230
2187	$self->deactivate;	2231	$self->deactivate;
…		…
2212		2256
2213	my $lock = cf::lock_acquire "map_data:$self->{path}";	2257	my $lock = cf::lock_acquire "map_data:$self->{path}";
2214		2258
2215	return if $self->players;	2259	return if $self->players;
2216		2260
2217	warn "resetting map ", $self->path;	2261	warn "resetting map ", $self->path, "\n";
2218		2262
2219	$self->in_memory (cf::MAP_SWAPPED);	2263	$self->in_memory (cf::MAP_SWAPPED);
2220		2264
2221	# need to save uniques path	2265	# need to save uniques path
2222	unless ($self->{deny_save}) {	2266	unless ($self->{deny_save}) {
…		…
2305		2349
2306	sub unique_maps() {	2350	sub unique_maps() {
2307	[	2351	[
2308	map {	2352	map {
2309	utf8::decode $_;	2353	utf8::decode $_;
2310	/\.map$/	2354	s/\.map$//; # TODO future compatibility hack
		2355	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2356	? ()
2311	? normalise $_	2357	: normalise $_
2312	: ()
2313	} @{ aio_readdir $UNIQUEDIR or [] }	2358	} @{ aio_readdir $UNIQUEDIR or [] }
2314	]	2359	]
2315	}	2360	}
2316		2361
2317	package cf;	2362	=item cf::map::static_maps
		2363
		2364	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2365	file in the shared directory excluding F</styles> and F</editor>). May
		2366	block.
		2367
		2368	=cut
		2369
		2370	sub static_maps() {
		2371	my @dirs = "";
		2372	my @maps;
		2373
		2374	while (@dirs) {
		2375	my $dir = shift @dirs;
		2376
		2377	next if $dir eq "/styles" || $dir eq "/editor";
		2378
		2379	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2380	or return;
		2381
		2382	for (@$files) {
		2383	s/\.map$// or next;
		2384	utf8::decode $_;
		2385	push @maps, "$dir/$_";
		2386	}
		2387
		2388	push @dirs, map "$dir/$_", @$dirs;
		2389	}
		2390
		2391	\@maps
		2392	}
2318		2393
2319	=back	2394	=back
2320		2395
2321	=head3 cf::object	2396	=head3 cf::object
2322		2397
…		…
2326		2401
2327	=over 4	2402	=over 4
2328		2403
2329	=item $ob->inv_recursive	2404	=item $ob->inv_recursive
2330		2405
2331	Returns the inventory of the object _and_ their inventories, recursively.	2406	Returns the inventory of the object I<and> their inventories, recursively,
		2407	but I<not> the object itself.
2332		2408
2333	=cut	2409	=cut
2334		2410
2335	sub inv_recursive_;	2411	sub inv_recursive_;
2336	sub inv_recursive_ {	2412	sub inv_recursive_ {
…		…
2341	inv_recursive_ inv $_[0]	2417	inv_recursive_ inv $_[0]
2342	}	2418	}
2343		2419
2344	=item $ref = $ob->ref	2420	=item $ref = $ob->ref
2345		2421
2346	creates and returns a persistent reference to an objetc that can be stored as a string.	2422	Creates and returns a persistent reference to an object that can be stored as a string.
2347		2423
2348	=item $ob = cf::object::deref ($refstring)	2424	=item $ob = cf::object::deref ($refstring)
2349		2425
2350	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2426	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2351	even if the object actually exists. May block.	2427	even if the object actually exists. May block.
…		…
2383	can be C<undef>. Does the right thing when the player is currently in a	2459	can be C<undef>. Does the right thing when the player is currently in a
2384	dialogue with the given NPC character.	2460	dialogue with the given NPC character.
2385		2461
2386	=cut	2462	=cut
2387		2463
		2464	our $SAY_CHANNEL = {
		2465	id => "say",
		2466	title => "Map",
		2467	reply => "say ",
		2468	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2469	};
		2470
		2471	our $CHAT_CHANNEL = {
		2472	id => "chat",
		2473	title => "Chat",
		2474	reply => "chat ",
		2475	tooltip => "Player chat and shouts, global to the server.",
		2476	};
		2477
2388	# rough implementation of a future "reply" method that works	2478	# rough implementation of a future "reply" method that works
2389	# with dialog boxes.	2479	# with dialog boxes.
2390	#TODO: the first argument must go, split into a $npc->reply_to ( method	2480	#TODO: the first argument must go, split into a $npc->reply_to ( method
2391	sub cf::object::player::reply($$$;$) {	2481	sub cf::object::player::reply($$$;$) {
2392	my ($self, $npc, $msg, $flags) = @_;	2482	my ($self, $npc, $msg, $flags) = @_;
…		…
2403	my $dialog = $pl->{npc_dialog};	2493	my $dialog = $pl->{npc_dialog};
2404	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2494	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2405		2495
2406	} else {	2496	} else {
2407	$msg = $npc->name . " says: $msg" if $npc;	2497	$msg = $npc->name . " says: $msg" if $npc;
2408	$self->message ($msg, $flags);	2498	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2409	}	2499	}
2410	}	2500	}
2411	}	2501	}
2412		2502
2413	=item $object->send_msg ($channel, $msg, $color, [extra...])	2503	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2438		2528
2439	=item $player_object->enter_link	2529	=item $player_object->enter_link
2440		2530
2441	Freezes the player and moves him/her to a special map (C<{link}>).	2531	Freezes the player and moves him/her to a special map (C<{link}>).
2442		2532
2443	The player should be reasonably safe there for short amounts of time. You	2533	The player should be reasonably safe there for short amounts of time (e.g.
2444	I<MUST> call C<leave_link> as soon as possible, though.	2534	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2535	though, as the palyer cannot control the character while it is on the link
		2536	map.
2445		2537
2446	Will never block.	2538	Will never block.
2447		2539
2448	=item $player_object->leave_link ($map, $x, $y)	2540	=item $player_object->leave_link ($map, $x, $y)
2449		2541
…		…
2501	($x, $y) = (-1, -1)	2593	($x, $y) = (-1, -1)
2502	unless (defined $x) && (defined $y);	2594	unless (defined $x) && (defined $y);
2503		2595
2504	# use -1 or undef as default coordinates, not 0, 0	2596	# use -1 or undef as default coordinates, not 0, 0
2505	($x, $y) = ($map->enter_x, $map->enter_y)	2597	($x, $y) = ($map->enter_x, $map->enter_y)
2506	if $x <=0 && $y <= 0;	2598	if $x <= 0 && $y <= 0;
2507		2599
2508	$map->load;	2600	$map->load;
2509	$map->load_neighbours;	2601	$map->load_neighbours;
2510		2602
2511	return unless $self->contr->active;	2603	return unless $self->contr->active;
2512	$self->activate_recursive;
2513		2604
2514	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2605	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2515	$self->enter_map ($map, $x, $y);	2606	$self->enter_map ($map, $x, $y);
		2607
		2608	# only activate afterwards, to support waiting in hooks
		2609	$self->activate_recursive;
2516	}	2610	}
2517		2611
2518	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2612	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2519		2613
2520	Moves the player to the given map-path and coordinates by first freezing	2614	Moves the player to the given map-path and coordinates by first freezing
2521	her, loading and preparing them map, calling the provided $check callback	2615	her, loading and preparing them map, calling the provided $check callback
2522	that has to return the map if sucecssful, and then unfreezes the player on	2616	that has to return the map if sucecssful, and then unfreezes the player on
2523	the new (success) or old (failed) map position. In either case, $done will	2617	the new (success) or old (failed) map position. In either case, $done will
2524	be called at the end of this process.	2618	be called at the end of this process.
		2619
		2620	Note that $check will be called with a potentially non-loaded map, so if
		2621	it needs a loaded map it has to call C<< ->load >>.
2525		2622
2526	=cut	2623	=cut
2527		2624
2528	our $GOTOGEN;	2625	our $GOTOGEN;
2529		2626
…		…
2608	}	2705	}
2609		2706
2610	sub prepare_random_map {	2707	sub prepare_random_map {
2611	my ($exit) = @_;	2708	my ($exit) = @_;
2612		2709
2613	my $guard = cf::lock_acquire "exit_prepare:$exit";
2614
2615	# all this does is basically replace the /! path by	2710	# all this does is basically replace the /! path by
2616	# a new random map path (?random/...) with a seed	2711	# a new random map path (?random/...) with a seed
2617	# that depends on the exit object	2712	# that depends on the exit object
2618		2713
2619	my $rmp = parse_random_map_params $exit->msg;	2714	my $rmp = parse_random_map_params $exit->msg;
…		…
2621	if ($exit->map) {	2716	if ($exit->map) {
2622	$rmp->{region} = $exit->region->name;	2717	$rmp->{region} = $exit->region->name;
2623	$rmp->{origin_map} = $exit->map->path;	2718	$rmp->{origin_map} = $exit->map->path;
2624	$rmp->{origin_x} = $exit->x;	2719	$rmp->{origin_x} = $exit->x;
2625	$rmp->{origin_y} = $exit->y;	2720	$rmp->{origin_y} = $exit->y;
		2721
		2722	$exit->map->touch;
2626	}	2723	}
2627		2724
2628	$rmp->{random_seed} ||= $exit->random_seed;	2725	$rmp->{random_seed} ||= $exit->random_seed;
2629		2726
2630	my $data = cf::to_json $rmp;	2727	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2631	my $md5 = Digest::MD5::md5_hex $data;	2728	my $md5 = Digest::MD5::md5_hex $data;
2632	my $meta = "$RANDOMDIR/$md5.meta";	2729	my $meta = "$RANDOMDIR/$md5.meta";
2633		2730
2634	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2731	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2635	aio_write $fh, 0, (length $data), $data, 0;	2732	aio_write $fh, 0, (length $data), $data, 0;
2636	undef $fh;	2733	undef $fh;
2637	aio_rename "$meta~", $meta;	2734	aio_rename "$meta~", $meta;
2638		2735
		2736	my $slaying = "?random/$md5";
		2737
		2738	if ($exit->valid) {
2639	$exit->slaying ("?random/$md5");	2739	$exit->slaying ("?random/$md5");
2640	$exit->msg (undef);	2740	$exit->msg (undef);
		2741	}
2641	}	2742	}
2642	}	2743	}
2643		2744
2644	sub cf::object::player::enter_exit {	2745	sub cf::object::player::enter_exit {
2645	my ($self, $exit) = @_;	2746	my ($self, $exit) = @_;
2646		2747
2647	return unless $self->type == cf::PLAYER;	2748	return unless $self->type == cf::PLAYER;
2648		2749
2649	if ($exit->slaying eq "/!") {
2650	#TODO: this should de-fi-ni-te-ly not be a sync-job
2651	# the problem is that $exit might not survive long enough
2652	# so it needs to be done right now, right here
2653	cf::sync_job { prepare_random_map $exit };
2654	}
2655
2656	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2657	my $hp = $exit->stats->hp;
2658	my $sp = $exit->stats->sp;
2659
2660	$self->enter_link;	2750	$self->enter_link;
2661		2751
2662	# if exit is damned, update players death & WoR home-position
2663	$self->contr->savebed ($slaying, $hp, $sp)
2664	if $exit->flag (FLAG_DAMNED);
2665
2666	(async {	2752	(async {
2667	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2753	$Coro::current->{desc} = "enter_exit";
2668		2754
2669	$self->deactivate_recursive; # just to be sure
2670	unless (eval {	2755	unless (eval {
		2756	$self->deactivate_recursive; # just to be sure
		2757
		2758	# random map handling
		2759	{
		2760	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2761
		2762	prepare_random_map $exit
		2763	if $exit->slaying eq "/!";
		2764	}
		2765
		2766	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2767	my $x = $exit->stats->hp;
		2768	my $y = $exit->stats->sp;
		2769
2671	$self->goto ($slaying, $hp, $sp);	2770	$self->goto ($map, $x, $y);
2672		2771
		2772	# if exit is damned, update players death & WoR home-position
		2773	$self->contr->savebed ($map, $x, $y)
		2774	if $exit->flag (cf::FLAG_DAMNED);
		2775
2673	1;	2776	1
2674	}) {	2777	}) {
2675	$self->message ("Something went wrong deep within the crossfire server. "	2778	$self->message ("Something went wrong deep within the deliantra server. "
2676	. "I'll try to bring you back to the map you were before. "	2779	. "I'll try to bring you back to the map you were before. "
2677	. "Please report this to the dungeon master!",	2780	. "Please report this to the dungeon master!",
2678	cf::NDI_UNIQUE | cf::NDI_RED);	2781	cf::NDI_UNIQUE | cf::NDI_RED);
2679		2782
2680	warn "ERROR in enter_exit: $@";	2783	warn "ERROR in enter_exit: $@";
…		…
2697	sub cf::client::send_drawinfo {	2800	sub cf::client::send_drawinfo {
2698	my ($self, $text, $flags) = @_;	2801	my ($self, $text, $flags) = @_;
2699		2802
2700	utf8::encode $text;	2803	utf8::encode $text;
2701	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2804	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2805	}
		2806
		2807	=item $client->send_big_packet ($pkt)
		2808
		2809	Like C<send_packet>, but tries to compress large packets, and fragments
		2810	them as required.
		2811
		2812	=cut
		2813
		2814	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2815
		2816	sub cf::client::send_big_packet {
		2817	my ($self, $pkt) = @_;
		2818
		2819	# try lzf for large packets
		2820	$pkt = "lzf " . Compress::LZF::compress $pkt
		2821	if 1024 <= length $pkt and $self->{can_lzf};
		2822
		2823	# split very large packets
		2824	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2825	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2826	$pkt = "frag";
		2827	}
		2828
		2829	$self->send_packet ($pkt);
2702	}	2830	}
2703		2831
2704	=item $client->send_msg ($channel, $msg, $color, [extra...])	2832	=item $client->send_msg ($channel, $msg, $color, [extra...])
2705		2833
2706	Send a drawinfo or msg packet to the client, formatting the msg for the	2834	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2710		2838
2711	=cut	2839	=cut
2712		2840
2713	# non-persistent channels (usually the info channel)	2841	# non-persistent channels (usually the info channel)
2714	our %CHANNEL = (	2842	our %CHANNEL = (
		2843	"c/motd" => {
		2844	id => "infobox",
		2845	title => "MOTD",
		2846	reply => undef,
		2847	tooltip => "The message of the day",
		2848	},
2715	"c/identify" => {	2849	"c/identify" => {
2716	id => "infobox",	2850	id => "infobox",
2717	title => "Identify",	2851	title => "Identify",
2718	reply => undef,	2852	reply => undef,
2719	tooltip => "Items recently identified",	2853	tooltip => "Items recently identified",
…		…
2721	"c/examine" => {	2855	"c/examine" => {
2722	id => "infobox",	2856	id => "infobox",
2723	title => "Examine",	2857	title => "Examine",
2724	reply => undef,	2858	reply => undef,
2725	tooltip => "Signs and other items you examined",	2859	tooltip => "Signs and other items you examined",
		2860	},
		2861	"c/shopinfo" => {
		2862	id => "infobox",
		2863	title => "Shop Info",
		2864	reply => undef,
		2865	tooltip => "What your bargaining skill tells you about the shop",
2726	},	2866	},
2727	"c/book" => {	2867	"c/book" => {
2728	id => "infobox",	2868	id => "infobox",
2729	title => "Book",	2869	title => "Book",
2730	reply => undef,	2870	reply => undef,
…		…
2746	id => "infobox",	2886	id => "infobox",
2747	title => "Body Parts",	2887	title => "Body Parts",
2748	reply => undef,	2888	reply => undef,
2749	tooltip => "Shows which body parts you posess and are available",	2889	tooltip => "Shows which body parts you posess and are available",
2750	},	2890	},
		2891	"c/statistics" => {
		2892	id => "infobox",
		2893	title => "Statistics",
		2894	reply => undef,
		2895	tooltip => "Shows your primary statistics",
		2896	},
		2897	"c/skills" => {
		2898	id => "infobox",
		2899	title => "Skills",
		2900	reply => undef,
		2901	tooltip => "Shows your experience per skill and item power",
		2902	},
		2903	"c/shopitems" => {
		2904	id => "infobox",
		2905	title => "Shop Items",
		2906	reply => undef,
		2907	tooltip => "Shows the items currently for sale in this shop",
		2908	},
		2909	"c/resistances" => {
		2910	id => "infobox",
		2911	title => "Resistances",
		2912	reply => undef,
		2913	tooltip => "Shows your resistances",
		2914	},
		2915	"c/pets" => {
		2916	id => "infobox",
		2917	title => "Pets",
		2918	reply => undef,
		2919	tooltip => "Shows information abotu your pets/a specific pet",
		2920	},
		2921	"c/perceiveself" => {
		2922	id => "infobox",
		2923	title => "Perceive Self",
		2924	reply => undef,
		2925	tooltip => "You gained detailed knowledge about yourself",
		2926	},
2751	"c/uptime" => {	2927	"c/uptime" => {
2752	id => "infobox",	2928	id => "infobox",
2753	title => "Uptime",	2929	title => "Uptime",
2754	reply => undef,	2930	reply => undef,
2755	tooltip => "How long the server has been running since last restart",	2931	tooltip => "How long the server has been running since last restart",
…		…
2758	id => "infobox",	2934	id => "infobox",
2759	title => "Map Info",	2935	title => "Map Info",
2760	reply => undef,	2936	reply => undef,
2761	tooltip => "Information related to the maps",	2937	tooltip => "Information related to the maps",
2762	},	2938	},
		2939	"c/party" => {
		2940	id => "party",
		2941	title => "Party",
		2942	reply => "gsay ",
		2943	tooltip => "Messages and chat related to your party",
		2944	},
		2945	"c/death" => {
		2946	id => "death",
		2947	title => "Death",
		2948	reply => undef,
		2949	tooltip => "Reason for and more info about your most recent death",
		2950	},
		2951	"c/say" => $SAY_CHANNEL,
		2952	"c/chat" => $CHAT_CHANNEL,
2763	);	2953	);
2764		2954
2765	sub cf::client::send_msg {	2955	sub cf::client::send_msg {
2766	my ($self, $channel, $msg, $color, @extra) = @_;	2956	my ($self, $channel, $msg, $color, @extra) = @_;
2767		2957
2768	$msg = $self->pl->expand_cfpod ($msg);	2958	$msg = $self->pl->expand_cfpod ($msg)
		2959	unless $color & cf::NDI_VERBATIM;
2769		2960
2770	$color &= cf::NDI_CLIENT_MASK; # just in case...	2961	$color &= cf::NDI_CLIENT_MASK; # just in case...
2771		2962
2772	# check predefined channels, for the benefit of C	2963	# check predefined channels, for the benefit of C
2773	if ($CHANNEL{$channel}) {	2964	if ($CHANNEL{$channel}) {
2774	$channel = $CHANNEL{$channel};	2965	$channel = $CHANNEL{$channel};
2775		2966
2776	$self->ext_msg (channel_info => $channel)	2967	$self->ext_msg (channel_info => $channel);
2777	if $self->can_msg;
2778
2779	$channel = $channel->{id};	2968	$channel = $channel->{id};
2780		2969
2781	} elsif (ref $channel) {	2970	} elsif (ref $channel) {
2782	# send meta info to client, if not yet sent	2971	# send meta info to client, if not yet sent
2783	unless (exists $self->{channel}{$channel->{id}}) {	2972	unless (exists $self->{channel}{$channel->{id}}) {
2784	$self->{channel}{$channel->{id}} = $channel;	2973	$self->{channel}{$channel->{id}} = $channel;
2785	$self->ext_msg (channel_info => $channel)	2974	$self->ext_msg (channel_info => $channel);
2786	if $self->can_msg;
2787	}	2975	}
2788		2976
2789	$channel = $channel->{id};	2977	$channel = $channel->{id};
2790	}	2978	}
2791		2979
2792	return unless @extra || length $msg;	2980	return unless @extra || length $msg;
2793		2981
2794	if ($self->can_msg) {
2795	# default colour, mask it out	2982	# default colour, mask it out
2796	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2983	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2797	if $color & cf::NDI_DEF;	2984	if $color & cf::NDI_DEF;
2798		2985
2799	$self->send_packet ("msg " . $self->{json_coder}->encode (	2986	my $pkt = "msg "
		2987	. $self->{json_coder}->encode (
2800	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2988	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2801	} else {	2989	);
2802	if ($color >= 0) {
2803	# replace some tags by gcfclient-compatible ones
2804	for ($msg) {
2805	1 while
2806	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2807	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2808	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2809	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2810	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2811	}
2812		2990
2813	$color &= cf::NDI_COLOR_MASK;	2991	$self->send_big_packet ($pkt);
2814
2815	utf8::encode $msg;
2816
2817	if (0 && $msg =~ /\[/) {
2818	# COMMAND/INFO
2819	$self->send_packet ("drawextinfo $color 10 8 $msg")
2820	} else {
2821	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2822	$self->send_packet ("drawinfo $color $msg")
2823	}
2824	}
2825	}
2826	}	2992	}
2827		2993
2828	=item $client->ext_msg ($type, @msg)	2994	=item $client->ext_msg ($type, @msg)
2829		2995
2830	Sends an ext event to the client.	2996	Sends an ext event to the client.
…		…
2833		2999
2834	sub cf::client::ext_msg($$@) {	3000	sub cf::client::ext_msg($$@) {
2835	my ($self, $type, @msg) = @_;	3001	my ($self, $type, @msg) = @_;
2836		3002
2837	if ($self->extcmd == 2) {	3003	if ($self->extcmd == 2) {
2838	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3004	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2839	} elsif ($self->extcmd == 1) { # TODO: remove	3005	} elsif ($self->extcmd == 1) { # TODO: remove
2840	push @msg, msgtype => "event_$type";	3006	push @msg, msgtype => "event_$type";
2841	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3007	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2842	}	3008	}
2843	}	3009	}
2844		3010
2845	=item $client->ext_reply ($msgid, @msg)	3011	=item $client->ext_reply ($msgid, @msg)
2846		3012
…		…
2850		3016
2851	sub cf::client::ext_reply($$@) {	3017	sub cf::client::ext_reply($$@) {
2852	my ($self, $id, @msg) = @_;	3018	my ($self, $id, @msg) = @_;
2853		3019
2854	if ($self->extcmd == 2) {	3020	if ($self->extcmd == 2) {
2855	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3021	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2856	} elsif ($self->extcmd == 1) {	3022	} elsif ($self->extcmd == 1) {
2857	#TODO: version 1, remove	3023	#TODO: version 1, remove
2858	unshift @msg, msgtype => "reply", msgid => $id;	3024	unshift @msg, msgtype => "reply", msgid => $id;
2859	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3025	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2860	}	3026	}
2861	}	3027	}
2862		3028
2863	=item $success = $client->query ($flags, "text", \&cb)	3029	=item $success = $client->query ($flags, "text", \&cb)
2864		3030
…		…
2991	our $safe_hole = new Safe::Hole;	3157	our $safe_hole = new Safe::Hole;
2992		3158
2993	$SIG{FPE} = 'IGNORE';	3159	$SIG{FPE} = 'IGNORE';
2994		3160
2995	$safe->permit_only (Opcode::opset qw(	3161	$safe->permit_only (Opcode::opset qw(
2996	:base_core :base_mem :base_orig :base_math	3162	:base_core :base_mem :base_orig :base_math :base_loop
2997	grepstart grepwhile mapstart mapwhile	3163	grepstart grepwhile mapstart mapwhile
2998	sort time	3164	sort time
2999	));	3165	));
3000		3166
3001	# here we export the classes and methods available to script code	3167	# here we export the classes and methods available to script code
…		…
3004		3170
3005	The following functions and methods are available within a safe environment:	3171	The following functions and methods are available within a safe environment:
3006		3172
3007	cf::object	3173	cf::object
3008	contr pay_amount pay_player map x y force_find force_add destroy	3174	contr pay_amount pay_player map x y force_find force_add destroy
3009	insert remove name archname title slaying race decrease_ob_nr	3175	insert remove name archname title slaying race decrease split
		3176	value
3010		3177
3011	cf::object::player	3178	cf::object::player
3012	player	3179	player
3013		3180
3014	cf::player	3181	cf::player
…		…
3019		3186
3020	=cut	3187	=cut
3021		3188
3022	for (	3189	for (
3023	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3190	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3024	insert remove inv name archname title slaying race	3191	insert remove inv nrof name archname title slaying race
3025	decrease_ob_nr destroy)],	3192	decrease split destroy change_exp value msg lore send_msg)],
3026	["cf::object::player" => qw(player)],	3193	["cf::object::player" => qw(player)],
3027	["cf::player" => qw(peaceful)],	3194	["cf::player" => qw(peaceful send_msg)],
3028	["cf::map" => qw(trigger)],	3195	["cf::map" => qw(trigger)],
3029	) {	3196	) {
3030	no strict 'refs';	3197	no strict 'refs';
3031	my ($pkg, @funs) = @$_;	3198	my ($pkg, @funs) = @$_;
3032	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3199	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
3050		3217
3051	my $qcode = $code;	3218	my $qcode = $code;
3052	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3219	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3053	$qcode =~ s/\n/\\n/g;	3220	$qcode =~ s/\n/\\n/g;
3054		3221
		3222	%vars = (_dummy => 0) unless %vars;
		3223
		3224	my @res;
3055	local $_;	3225	local $_;
3056	local @safe::cf::_safe_eval_args = values %vars;
3057		3226
3058	my $eval =	3227	my $eval =
3059	"do {\n"	3228	"do {\n"
3060	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3229	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3061	. "#line 0 \"{$qcode}\"\n"	3230	. "#line 0 \"{$qcode}\"\n"
3062	. $code	3231	. $code
3063	. "\n}"	3232	. "\n}"
3064	;	3233	;
3065		3234
		3235	if ($CFG{safe_eval}) {
3066	sub_generation_inc;	3236	sub_generation_inc;
		3237	local @safe::cf::_safe_eval_args = values %vars;
3067	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3238	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3068	sub_generation_inc;	3239	sub_generation_inc;
		3240	} else {
		3241	local @cf::_safe_eval_args = values %vars;
		3242	@res = wantarray ? eval eval : scalar eval $eval;
		3243	}
3069		3244
3070	if ($@) {	3245	if ($@) {
3071	warn "$@";	3246	warn "$@";
3072	warn "while executing safe code '$code'\n";	3247	warn "while executing safe code '$code'\n";
3073	warn "with arguments " . (join " ", %vars) . "\n";	3248	warn "with arguments " . (join " ", %vars) . "\n";
…		…
3092	=cut	3267	=cut
3093		3268
3094	sub register_script_function {	3269	sub register_script_function {
3095	my ($fun, $cb) = @_;	3270	my ($fun, $cb) = @_;
3096		3271
3097	no strict 'refs';	3272	$fun = "safe::$fun" if $CFG{safe_eval};
3098	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3273	*$fun = $safe_hole->wrap ($cb);
3099	}	3274	}
3100		3275
3101	=back	3276	=back
3102		3277
3103	=cut	3278	=cut
…		…
3124		3299
3125	$facedata->{version} == 2	3300	$facedata->{version} == 2
3126	or cf::cleanup "$path: version mismatch, cannot proceed.";	3301	or cf::cleanup "$path: version mismatch, cannot proceed.";
3127		3302
3128	# patch in the exptable	3303	# patch in the exptable
		3304	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3129	$facedata->{resource}{"res/exp_table"} = {	3305	$facedata->{resource}{"res/exp_table"} = {
3130	type => FT_RSRC,	3306	type => FT_RSRC,
3131	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3307	data => $exp_table,
		3308	hash => (Digest::MD5::md5 $exp_table),
3132	};	3309	};
3133	cf::cede_to_tick;	3310	cf::cede_to_tick;
3134		3311
3135	{	3312	{
3136	my $faces = $facedata->{faceinfo};	3313	my $faces = $facedata->{faceinfo};
3137		3314
3138	while (my ($face, $info) = each %$faces) {	3315	while (my ($face, $info) = each %$faces) {
3139	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3316	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3317
3140	cf::face::set_visibility $idx, $info->{visibility};	3318	cf::face::set_visibility $idx, $info->{visibility};
3141	cf::face::set_magicmap $idx, $info->{magicmap};	3319	cf::face::set_magicmap $idx, $info->{magicmap};
3142	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3320	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3143	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3321	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
3144		3322
3145	cf::cede_to_tick;	3323	cf::cede_to_tick;
3146	}	3324	}
3147		3325
3148	while (my ($face, $info) = each %$faces) {	3326	while (my ($face, $info) = each %$faces) {
3149	next unless $info->{smooth};	3327	next unless $info->{smooth};
		3328
3150	my $idx = cf::face::find $face	3329	my $idx = cf::face::find $face
3151	or next;	3330	or next;
		3331
3152	if (my $smooth = cf::face::find $info->{smooth}) {	3332	if (my $smooth = cf::face::find $info->{smooth}) {
3153	cf::face::set_smooth $idx, $smooth;	3333	cf::face::set_smooth $idx, $smooth;
3154	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3334	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3155	} else {	3335	} else {
3156	warn "smooth face '$info->{smooth}' not found for face '$face'";	3336	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
3170		3350
3171	cf::anim::invalidate_all; # d'oh	3351	cf::anim::invalidate_all; # d'oh
3172	}	3352	}
3173		3353
3174	{	3354	{
3175	# TODO: for gcfclient pleasure, we should give resources
3176	# that gcfclient doesn't grok a >10000 face index.
3177	my $res = $facedata->{resource};	3355	my $res = $facedata->{resource};
3178		3356
3179	my $soundconf = delete $res->{"res/sound.conf"};
3180
3181	while (my ($name, $info) = each %$res) {	3357	while (my ($name, $info) = each %$res) {
		3358	if (defined $info->{type}) {
3182	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3359	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3183	my $data;
3184		3360
3185	if ($info->{type} & 1) {	3361	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3186	# prepend meta info	3362	cf::face::set_type $idx, $info->{type};
3187
3188	my $meta = $enc->encode ({
3189	name => $name,
3190	%{ $info->{meta} || {} },
3191	});
3192
3193	$data = pack "(w/a*)*", $meta, $info->{data};
3194	} else {	3363	} else {
3195	$data = $info->{data};	3364	$RESOURCE{$name} = $info;
3196	}	3365	}
3197		3366
3198	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3199	cf::face::set_type $idx, $info->{type};
3200
3201	cf::cede_to_tick;	3367	cf::cede_to_tick;
3202	}	3368	}
3203
3204	if ($soundconf) {
3205	$soundconf = $enc->decode (delete $soundconf->{data});
3206
3207	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3208	my $sound = $soundconf->{compat}[$_]
3209	or next;
3210
3211	my $face = cf::face::find "sound/$sound->[1]";
3212	cf::sound::set $sound->[0] => $face;
3213	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3214	}
3215
3216	while (my ($k, $v) = each %{$soundconf->{event}}) {
3217	my $face = cf::face::find "sound/$v";
3218	cf::sound::set $k => $face;
3219	}
3220	}
3221	}	3369	}
		3370
		3371	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3222		3372
3223	1	3373	1
3224	}	3374	}
		3375
		3376	cf::global->attach (on_resource_update => sub {
		3377	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3378	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3379
		3380	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3381	my $sound = $soundconf->{compat}[$_]
		3382	or next;
		3383
		3384	my $face = cf::face::find "sound/$sound->[1]";
		3385	cf::sound::set $sound->[0] => $face;
		3386	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3387	}
		3388
		3389	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3390	my $face = cf::face::find "sound/$v";
		3391	cf::sound::set $k => $face;
		3392	}
		3393	}
		3394	});
3225		3395
3226	register_exticmd fx_want => sub {	3396	register_exticmd fx_want => sub {
3227	my ($ns, $want) = @_;	3397	my ($ns, $want) = @_;
3228		3398
3229	while (my ($k, $v) = each %$want) {	3399	while (my ($k, $v) = each %$want) {
3230	$ns->fx_want ($k, $v);	3400	$ns->fx_want ($k, $v);
3231	}	3401	}
3232	};	3402	};
		3403
		3404	sub load_resource_file($) {
		3405	my $guard = lock_acquire "load_resource_file";
		3406
		3407	my $status = load_resource_file_ $_[0];
		3408	get_slot 0.1, 100;
		3409	cf::arch::commit_load;
		3410
		3411	$status
		3412	}
3233		3413
3234	sub reload_regions {	3414	sub reload_regions {
3235	# HACK to clear player env face cache, we need some signal framework	3415	# HACK to clear player env face cache, we need some signal framework
3236	# for this (global event?)	3416	# for this (global event?)
3237	%ext::player_env::MUSIC_FACE_CACHE = ();	3417	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3251	}	3431	}
3252		3432
3253	sub reload_archetypes {	3433	sub reload_archetypes {
3254	load_resource_file "$DATADIR/archetypes"	3434	load_resource_file "$DATADIR/archetypes"
3255	or die "unable to load archetypes\n";	3435	or die "unable to load archetypes\n";
3256	#d# NEED to laod twice to resolve forward references
3257	# this really needs to be done in an extra post-pass
3258	# (which needs to be synchronous, so solve it differently)
3259	load_resource_file "$DATADIR/archetypes"
3260	or die "unable to load archetypes\n";
3261	}	3436	}
3262		3437
3263	sub reload_treasures {	3438	sub reload_treasures {
3264	load_resource_file "$DATADIR/treasures"	3439	load_resource_file "$DATADIR/treasures"
3265	or die "unable to load treasurelists\n";	3440	or die "unable to load treasurelists\n";
3266	}	3441	}
3267		3442
3268	sub reload_resources {	3443	sub reload_resources {
3269	warn "reloading resource files...\n";	3444	warn "reloading resource files...\n";
3270		3445
		3446	reload_facedata;
		3447	reload_archetypes;
3271	reload_regions;	3448	reload_regions;
3272	reload_facedata;
3273	#reload_archetypes;#d#
3274	reload_archetypes;
3275	reload_treasures;	3449	reload_treasures;
3276		3450
3277	warn "finished reloading resource files\n";	3451	warn "finished reloading resource files\n";
3278	}	3452	}
3279		3453
3280	sub init {
3281	reload_resources;
3282	}
3283
3284	sub reload_config {	3454	sub reload_config {
		3455	warn "reloading config file...\n";
		3456
3285	open my $fh, "<:utf8", "$CONFDIR/config"	3457	open my $fh, "<:utf8", "$CONFDIR/config"
3286	or return;	3458	or return;
3287		3459
3288	local $/;	3460	local $/;
3289	*CFG = YAML::Syck::Load <$fh>;	3461	*CFG = YAML::XS::Load scalar <$fh>;
3290		3462
3291	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3463	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3292		3464
3293	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3465	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3294	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3466	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3298	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3470	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3299	and die "WARNING: m(un)lockall failed: $!\n";	3471	and die "WARNING: m(un)lockall failed: $!\n";
3300	};	3472	};
3301	warn $@ if $@;	3473	warn $@ if $@;
3302	}	3474	}
		3475
		3476	warn "finished reloading resource files\n";
		3477	}
		3478
		3479	sub pidfile() {
		3480	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3481	or die "$PIDFILE: $!";
		3482	flock $fh, &Fcntl::LOCK_EX
		3483	or die "$PIDFILE: flock: $!";
		3484	$fh
		3485	}
		3486
		3487	# make sure only one server instance is running at any one time
		3488	sub atomic {
		3489	my $fh = pidfile;
		3490
		3491	my $pid = <$fh>;
		3492	kill 9, $pid if $pid > 0;
		3493
		3494	seek $fh, 0, 0;
		3495	print $fh $$;
		3496	}
		3497
		3498	sub main_loop {
		3499	warn "EV::loop starting\n";
		3500	if (1) {
		3501	EV::loop;
		3502	}
		3503	warn "EV::loop returned\n";
		3504	goto &main_loop unless $REALLY_UNLOOP;
3303	}	3505	}
3304		3506
3305	sub main {	3507	sub main {
		3508	cf::init_globals; # initialise logging
		3509
		3510	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3511	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3512	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3513	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3514
		3515	cf::init_experience;
		3516	cf::init_anim;
		3517	cf::init_attackmess;
		3518	cf::init_dynamic;
		3519
		3520	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3521
3306	# we must not ever block the main coroutine	3522	# we must not ever block the main coroutine
3307	local $Coro::idle = sub {	3523	local $Coro::idle = sub {
3308	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3524	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3309	(async {	3525	(async {
3310	$Coro::current->{desc} = "IDLE BUG HANDLER";	3526	$Coro::current->{desc} = "IDLE BUG HANDLER";
3311	Event::one_event;	3527	EV::loop EV::LOOP_ONESHOT;
3312	})->prio (Coro::PRIO_MAX);	3528	})->prio (Coro::PRIO_MAX);
3313	};	3529	};
3314		3530
		3531	evthread_start IO::AIO::poll_fileno;
		3532
		3533	cf::sync_job {
		3534	cf::load_settings;
		3535	cf::load_materials;
		3536
		3537	reload_resources;
3315	reload_config;	3538	reload_config;
3316	db_init;	3539	db_init;
		3540
		3541	cf::init_uuid;
		3542	cf::init_signals;
		3543	cf::init_commands;
		3544	cf::init_skills;
		3545
		3546	cf::init_beforeplay;
		3547
		3548	atomic;
		3549
3317	load_extensions;	3550	load_extensions;
3318		3551
3319	$TICK_WATCHER->start;	3552	utime time, time, $RUNTIMEFILE;
3320	Event::loop;	3553
		3554	# no (long-running) fork's whatsoever before this point(!)
		3555	use POSIX ();
		3556	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3557
		3558	(pop @POST_INIT)->(0) while @POST_INIT;
		3559	};
		3560
		3561	main_loop;
3321	}	3562	}
3322		3563
3323	#############################################################################	3564	#############################################################################
3324	# initialisation and cleanup	3565	# initialisation and cleanup
3325		3566
3326	# install some emergency cleanup handlers	3567	# install some emergency cleanup handlers
3327	BEGIN {	3568	BEGIN {
		3569	our %SIGWATCHER = ();
3328	for my $signal (qw(INT HUP TERM)) {	3570	for my $signal (qw(INT HUP TERM)) {
3329	Event->signal (	3571	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3330	reentrant => 0,
3331	data => WF_AUTOCANCEL,
3332	signal => $signal,
3333	prio => 0,
3334	cb => sub {
3335	cf::cleanup "SIG$signal";	3572	cf::cleanup "SIG$signal";
3336	},
3337	);	3573	};
3338	}	3574	}
3339	}	3575	}
3340		3576
3341	sub write_runtime {	3577	sub write_runtime_sync {
3342	my $runtime = "$LOCALDIR/runtime";	3578	my $t0 = EV::time;
3343		3579
3344	# first touch the runtime file to show we are still running:	3580	# first touch the runtime file to show we are still running:
3345	# the fsync below can take a very very long time.	3581	# the fsync below can take a very very long time.
3346		3582
3347	IO::AIO::aio_utime $runtime, undef, undef;	3583	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3348		3584
3349	my $guard = cf::lock_acquire "write_runtime";	3585	my $guard = cf::lock_acquire "write_runtime";
3350		3586
3351	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3587	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3352	or return;	3588	or return;
3353		3589
3354	my $value = $cf::RUNTIME + 90 + 10;	3590	my $value = $cf::RUNTIME + 90 + 10;
3355	# 10 is the runtime save interval, for a monotonic clock	3591	# 10 is the runtime save interval, for a monotonic clock
3356	# 60 allows for the watchdog to kill the server.	3592	# 60 allows for the watchdog to kill the server.
…		…
3366	aio_utime $fh, undef, undef;	3602	aio_utime $fh, undef, undef;
3367		3603
3368	close $fh	3604	close $fh
3369	or return;	3605	or return;
3370		3606
3371	aio_rename "$runtime~", $runtime	3607	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3372	and return;	3608	and return;
3373		3609
3374	warn "runtime file written.\n";	3610	warn sprintf "runtime file written (%gs).\n", EV::time - $t0;
3375		3611
3376	1	3612	1
		3613	}
		3614
		3615	our $uuid_lock;
		3616	our $uuid_skip;
		3617
		3618	sub write_uuid_sync($) {
		3619	$uuid_skip ||= $_[0];
		3620
		3621	return if $uuid_lock;
		3622	local $uuid_lock = 1;
		3623
		3624	my $uuid = "$LOCALDIR/uuid";
		3625
		3626	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3627	or return;
		3628
		3629	my $value = uuid_seq uuid_cur;
		3630
		3631	unless ($value) {
		3632	warn "cowardly refusing to write zero uuid value!\n";
		3633	return;
		3634	}
		3635
		3636	my $value = uuid_str $value + $uuid_skip;
		3637	$uuid_skip = 0;
		3638
		3639	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3640	and return;
		3641
		3642	# always fsync - this file is important
		3643	aio_fsync $fh
		3644	and return;
		3645
		3646	close $fh
		3647	or return;
		3648
		3649	aio_rename "$uuid~", $uuid
		3650	and return;
		3651
		3652	warn "uuid file written ($value).\n";
		3653
		3654	1
		3655
		3656	}
		3657
		3658	sub write_uuid($$) {
		3659	my ($skip, $sync) = @_;
		3660
		3661	$sync ? write_uuid_sync $skip
		3662	: async { write_uuid_sync $skip };
3377	}	3663	}
3378		3664
3379	sub emergency_save() {	3665	sub emergency_save() {
3380	my $freeze_guard = cf::freeze_mainloop;	3666	my $freeze_guard = cf::freeze_mainloop;
3381		3667
3382	warn "enter emergency perl save\n";	3668	warn "emergency_perl_save: enter\n";
3383		3669
3384	cf::sync_job {	3670	cf::sync_job {
		3671	# this is a trade-off: we want to be very quick here, so
		3672	# save all maps without fsync, and later call a global sync
		3673	# (which in turn might be very very slow)
		3674	local $USE_FSYNC = 0;
		3675
3385	# use a peculiar iteration method to avoid tripping on perl	3676	# use a peculiar iteration method to avoid tripping on perl
3386	# refcount bugs in for. also avoids problems with players	3677	# refcount bugs in for. also avoids problems with players
3387	# and maps saved/destroyed asynchronously.	3678	# and maps saved/destroyed asynchronously.
3388	warn "begin emergency player save\n";	3679	warn "emergency_perl_save: begin player save\n";
3389	for my $login (keys %cf::PLAYER) {	3680	for my $login (keys %cf::PLAYER) {
3390	my $pl = $cf::PLAYER{$login} or next;	3681	my $pl = $cf::PLAYER{$login} or next;
3391	$pl->valid or next;	3682	$pl->valid or next;
3392	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3683	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3393	$pl->save;	3684	$pl->save;
3394	}	3685	}
3395	warn "end emergency player save\n";	3686	warn "emergency_perl_save: end player save\n";
3396		3687
3397	warn "begin emergency map save\n";	3688	warn "emergency_perl_save: begin map save\n";
3398	for my $path (keys %cf::MAP) {	3689	for my $path (keys %cf::MAP) {
3399	my $map = $cf::MAP{$path} or next;	3690	my $map = $cf::MAP{$path} or next;
3400	$map->valid or next;	3691	$map->valid or next;
3401	$map->save;	3692	$map->save;
3402	}	3693	}
3403	warn "end emergency map save\n";	3694	warn "emergency_perl_save: end map save\n";
3404		3695
3405	warn "begin emergency database checkpoint\n";	3696	warn "emergency_perl_save: begin database checkpoint\n";
3406	BDB::db_env_txn_checkpoint $DB_ENV;	3697	BDB::db_env_txn_checkpoint $DB_ENV;
3407	warn "end emergency database checkpoint\n";	3698	warn "emergency_perl_save: end database checkpoint\n";
		3699
		3700	warn "emergency_perl_save: begin write uuid\n";
		3701	write_uuid_sync 1;
		3702	warn "emergency_perl_save: end write uuid\n";
3408	};	3703	};
3409		3704
		3705	warn "emergency_perl_save: starting sync()\n";
		3706	IO::AIO::aio_sync sub {
		3707	warn "emergency_perl_save: finished sync()\n";
		3708	};
		3709
3410	warn "leave emergency perl save\n";	3710	warn "emergency_perl_save: leave\n";
3411	}	3711	}
3412		3712
3413	sub post_cleanup {	3713	sub post_cleanup {
3414	my ($make_core) = @_;	3714	my ($make_core) = @_;
3415		3715
3416	warn Carp::longmess "post_cleanup backtrace"	3716	warn Carp::longmess "post_cleanup backtrace"
3417	if $make_core;	3717	if $make_core;
		3718
		3719	my $fh = pidfile;
		3720	unlink $PIDFILE if <$fh> == $$;
		3721	}
		3722
		3723	# a safer delete_package, copied from Symbol
		3724	sub clear_package($) {
		3725	my $pkg = shift;
		3726
		3727	# expand to full symbol table name if needed
		3728	unless ($pkg =~ /^main::.*::$/) {
		3729	$pkg = "main$pkg" if $pkg =~ /^::/;
		3730	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3731	$pkg .= '::' unless $pkg =~ /::$/;
		3732	}
		3733
		3734	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3735	my $stem_symtab = *{$stem}{HASH};
		3736
		3737	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3738	or return;
		3739
		3740	# clear all symbols
		3741	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3742	for my $name (keys %$leaf_symtab) {
		3743	_gv_clear *{"$pkg$name"};
		3744	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3745	}
		3746	warn "cleared package $pkg\n";#d#
3418	}	3747	}
3419		3748
3420	sub do_reload_perl() {	3749	sub do_reload_perl() {
3421	# can/must only be called in main	3750	# can/must only be called in main
3422	if ($Coro::current != $Coro::main) {	3751	if ($Coro::current != $Coro::main) {
3423	warn "can only reload from main coroutine";	3752	warn "can only reload from main coroutine";
3424	return;	3753	return;
3425	}	3754	}
3426		3755
		3756	return if $RELOAD++;
		3757
		3758	my $t1 = EV::time;
		3759
		3760	while ($RELOAD) {
3427	warn "reloading...";	3761	warn "reloading...";
3428		3762
3429	warn "entering sync_job";	3763	warn "entering sync_job";
3430		3764
3431	cf::sync_job {	3765	cf::sync_job {
3432	cf::write_runtime; # external watchdog should not bark	3766	cf::write_runtime_sync; # external watchdog should not bark
3433	cf::emergency_save;	3767	cf::emergency_save;
3434	cf::write_runtime; # external watchdog should not bark	3768	cf::write_runtime_sync; # external watchdog should not bark
3435		3769
3436	warn "syncing database to disk";	3770	warn "syncing database to disk";
3437	BDB::db_env_txn_checkpoint $DB_ENV;	3771	BDB::db_env_txn_checkpoint $DB_ENV;
3438		3772
3439	# if anything goes wrong in here, we should simply crash as we already saved	3773	# if anything goes wrong in here, we should simply crash as we already saved
3440		3774
3441	warn "cancelling all WF_AUTOCANCEL watchers";
3442	for (Event::all_watchers) {
3443	$_->cancel if $_->data & WF_AUTOCANCEL;
3444	}
3445
3446	warn "flushing outstanding aio requests";	3775	warn "flushing outstanding aio requests";
3447	for (;;) {
3448	BDB::flush;
3449	IO::AIO::flush;
3450	Coro::cede_notself;
3451	last unless IO::AIO::nreqs || BDB::nreqs;	3776	while (IO::AIO::nreqs || BDB::nreqs) {
3452	warn "iterate...";	3777	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3453	}
3454
3455	++$RELOAD;
3456
3457	warn "cancelling all extension coros";
3458	$_->cancel for values %EXT_CORO;
3459	%EXT_CORO = ();
3460
3461	warn "removing commands";
3462	%COMMAND = ();
3463
3464	warn "removing ext/exti commands";
3465	%EXTCMD = ();
3466	%EXTICMD = ();
3467
3468	warn "unloading/nuking all extensions";
3469	for my $pkg (@EXTS) {
3470	warn "... unloading $pkg";
3471
3472	if (my $cb = $pkg->can ("unload")) {
3473	eval {
3474	$cb->($pkg);
3475	1
3476	} or warn "$pkg unloaded, but with errors: $@";
3477	}	3778	}
3478		3779
3479	warn "... nuking $pkg";	3780	warn "cancelling all extension coros";
3480	Symbol::delete_package $pkg;	3781	$_->cancel for values %EXT_CORO;
3481	}	3782	%EXT_CORO = ();
3482		3783
3483	warn "unloading all perl modules loaded from $LIBDIR";	3784	warn "removing commands";
3484	while (my ($k, $v) = each %INC) {	3785	%COMMAND = ();
3485	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3486		3786
		3787	warn "removing ext/exti commands";
		3788	%EXTCMD = ();
		3789	%EXTICMD = ();
		3790
		3791	warn "unloading/nuking all extensions";
		3792	for my $pkg (@EXTS) {
3487	warn "... unloading $k";	3793	warn "... unloading $pkg";
3488	delete $INC{$k};
3489		3794
3490	$k =~ s/\.pm$//;
3491	$k =~ s/\//::/g;
3492
3493	if (my $cb = $k->can ("unload_module")) {	3795	if (my $cb = $pkg->can ("unload")) {
		3796	eval {
3494	$cb->();	3797	$cb->($pkg);
		3798	1
		3799	} or warn "$pkg unloaded, but with errors: $@";
		3800	}
		3801
		3802	warn "... clearing $pkg";
		3803	clear_package $pkg;
3495	}	3804	}
3496		3805
3497	Symbol::delete_package $k;	3806	warn "unloading all perl modules loaded from $LIBDIR";
		3807	while (my ($k, $v) = each %INC) {
		3808	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3809
		3810	warn "... unloading $k";
		3811	delete $INC{$k};
		3812
		3813	$k =~ s/\.pm$//;
		3814	$k =~ s/\//::/g;
		3815
		3816	if (my $cb = $k->can ("unload_module")) {
		3817	$cb->();
		3818	}
		3819
		3820	clear_package $k;
3498	}	3821	}
3499		3822
3500	warn "getting rid of safe::, as good as possible";	3823	warn "getting rid of safe::, as good as possible";
3501	Symbol::delete_package "safe::$_"	3824	clear_package "safe::$_"
3502	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3825	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3503		3826
3504	warn "unloading cf.pm \"a bit\"";	3827	warn "unloading cf.pm \"a bit\"";
3505	delete $INC{"cf.pm"};	3828	delete $INC{"cf.pm"};
3506	delete $INC{"cf/pod.pm"};	3829	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3507		3830
3508	# don't, removes xs symbols, too,	3831	# don't, removes xs symbols, too,
3509	# and global variables created in xs	3832	# and global variables created in xs
3510	#Symbol::delete_package __PACKAGE__;	3833	#clear_package __PACKAGE__;
3511		3834
3512	warn "unload completed, starting to reload now";	3835	warn "unload completed, starting to reload now";
3513		3836
3514	warn "reloading cf.pm";	3837	warn "reloading cf.pm";
3515	require cf;	3838	require cf;
3516	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3839	cf::_connect_to_perl_1;
3517		3840
3518	warn "loading config and database again";	3841	warn "loading config and database again";
3519	cf::reload_config;	3842	cf::reload_config;
3520		3843
3521	warn "loading extensions";	3844	warn "loading extensions";
3522	cf::load_extensions;	3845	cf::load_extensions;
3523		3846
		3847	if ($REATTACH_ON_RELOAD) {
3524	warn "reattaching attachments to objects/players";	3848	warn "reattaching attachments to objects/players";
3525	_global_reattach; # objects, sockets	3849	_global_reattach; # objects, sockets
3526	warn "reattaching attachments to maps";	3850	warn "reattaching attachments to maps";
3527	reattach $_ for values %MAP;	3851	reattach $_ for values %MAP;
3528	warn "reattaching attachments to players";	3852	warn "reattaching attachments to players";
3529	reattach $_ for values %PLAYER;	3853	reattach $_ for values %PLAYER;
		3854	}
3530		3855
		3856	warn "running post_init jobs";
		3857	(pop @POST_INIT)->(1) while @POST_INIT;
		3858
3531	warn "leaving sync_job";	3859	warn "leaving sync_job";
3532		3860
3533	1	3861	1
3534	} or do {	3862	} or do {
3535	warn $@;	3863	warn $@;
3536	warn "error while reloading, exiting.";	3864	cf::cleanup "error while reloading, exiting.";
3537	exit 1;
3538	};	3865	};
3539		3866
3540	warn "reloaded";	3867	warn "reloaded";
		3868	--$RELOAD;
		3869	}
		3870
		3871	$t1 = EV::time - $t1;
		3872	warn "reload completed in ${t1}s\n";
3541	};	3873	};
3542		3874
3543	our $RELOAD_WATCHER; # used only during reload	3875	our $RELOAD_WATCHER; # used only during reload
3544		3876
3545	sub reload_perl() {	3877	sub reload_perl() {
3546	# doing reload synchronously and two reloads happen back-to-back,	3878	# doing reload synchronously and two reloads happen back-to-back,
3547	# coro crashes during coro_state_free->destroy here.	3879	# coro crashes during coro_state_free->destroy here.
3548		3880
3549	$RELOAD_WATCHER ||= Event->timer (	3881	$RELOAD_WATCHER ||= cf::async {
3550	reentrant => 0,	3882	Coro::AIO::aio_wait cache_extensions;
3551	after => 0,	3883
3552	data => WF_AUTOCANCEL,	3884	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
3553	cb => sub {
3554	do_reload_perl;	3885	do_reload_perl;
3555	undef $RELOAD_WATCHER;	3886	undef $RELOAD_WATCHER;
3556	},	3887	};
3557	);	3888	};
3558	}	3889	}
3559		3890
3560	register_command "reload" => sub {	3891	register_command "reload" => sub {
3561	my ($who, $arg) = @_;	3892	my ($who, $arg) = @_;
3562		3893
…		…
3575		3906
3576	our @WAIT_FOR_TICK;	3907	our @WAIT_FOR_TICK;
3577	our @WAIT_FOR_TICK_BEGIN;	3908	our @WAIT_FOR_TICK_BEGIN;
3578		3909
3579	sub wait_for_tick {	3910	sub wait_for_tick {
3580	return unless $TICK_WATCHER->is_active;
3581	return if $Coro::current == $Coro::main;	3911	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3582		3912
3583	my $signal = new Coro::Signal;	3913	my $signal = new Coro::Signal;
3584	push @WAIT_FOR_TICK, $signal;	3914	push @WAIT_FOR_TICK, $signal;
3585	$signal->wait;	3915	$signal->wait;
3586	}	3916	}
3587		3917
3588	sub wait_for_tick_begin {	3918	sub wait_for_tick_begin {
3589	return unless $TICK_WATCHER->is_active;
3590	return if $Coro::current == $Coro::main;	3919	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3591		3920
3592	my $signal = new Coro::Signal;	3921	my $signal = new Coro::Signal;
3593	push @WAIT_FOR_TICK_BEGIN, $signal;	3922	push @WAIT_FOR_TICK_BEGIN, $signal;
3594	$signal->wait;	3923	$signal->wait;
3595	}	3924	}
3596		3925
3597	$TICK_WATCHER = Event->timer (	3926	sub tick {
3598	reentrant => 0,
3599	parked => 1,
3600	prio => 0,
3601	at => $NEXT_TICK || $TICK,
3602	data => WF_AUTOCANCEL,
3603	cb => sub {
3604	if ($Coro::current != $Coro::main) {	3927	if ($Coro::current != $Coro::main) {
3605	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3928	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3606	unless ++$bug_warning > 10;	3929	unless ++$bug_warning > 10;
3607	return;	3930	return;
3608	}	3931	}
3609		3932
3610	$NOW = $tick_start = Event::time;
3611
3612	cf::server_tick; # one server iteration	3933	cf::server_tick; # one server iteration
3613		3934
3614	$RUNTIME += $TICK;	3935	#for(1..3e6){} EV::now_update; $NOW=EV::now; # generate load #d#
3615	$NEXT_TICK += $TICK;
3616		3936
3617	if ($NOW >= $NEXT_RUNTIME_WRITE) {	3937	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3618	$NEXT_RUNTIME_WRITE = $NOW + 10;	3938	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3619	Coro::async_pool {	3939	Coro::async_pool {
3620	$Coro::current->{desc} = "runtime saver";	3940	$Coro::current->{desc} = "runtime saver";
3621	write_runtime	3941	write_runtime_sync
3622	or warn "ERROR: unable to write runtime file: $!";	3942	or warn "ERROR: unable to write runtime file: $!";
3623	};
3624	}	3943	};
		3944	}
3625		3945
3626	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3946	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3627	$sig->send;	3947	$sig->send;
3628	}	3948	}
3629	while (my $sig = shift @WAIT_FOR_TICK) {	3949	while (my $sig = shift @WAIT_FOR_TICK) {
3630	$sig->send;	3950	$sig->send;
3631	}	3951	}
3632		3952
3633	$NOW = Event::time;	3953	$LOAD = ($NOW - $TICK_START) / $TICK;
3634
3635	# if we are delayed by four ticks or more, skip them all
3636	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3637
3638	$TICK_WATCHER->at ($NEXT_TICK);
3639	$TICK_WATCHER->start;
3640
3641	$LOAD = ($NOW - $tick_start) / $TICK;
3642	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3954	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3643		3955
3644	_post_tick;	3956	if (0) {
		3957	if ($NEXT_TICK) {
		3958	my $jitter = $TICK_START - $NEXT_TICK;
		3959	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3960	warn "jitter $JITTER\n";#d#
		3961	}
3645	},	3962	}
3646	);	3963	}
3647		3964
3648	{	3965	{
		3966	# configure BDB
		3967
3649	BDB::min_parallel 8;	3968	BDB::min_parallel 16;
3650	BDB::max_poll_time $TICK * 0.1;	3969	BDB::max_poll_reqs $TICK * 0.1;
3651	$BDB_POLL_WATCHER = Event->io (	3970	$AnyEvent::BDB::WATCHER->priority (1);
3652	reentrant => 0,
3653	fd => BDB::poll_fileno,
3654	poll => 'r',
3655	prio => 0,
3656	data => WF_AUTOCANCEL,
3657	cb => \&BDB::poll_cb,
3658	);
3659
3660	BDB::set_sync_prepare {
3661	my $status;
3662	my $current = $Coro::current;
3663	(
3664	sub {
3665	$status = $!;
3666	$current->ready; undef $current;
3667	},
3668	sub {
3669	Coro::schedule while defined $current;
3670	$! = $status;
3671	},
3672	)
3673	};
3674		3971
3675	unless ($DB_ENV) {	3972	unless ($DB_ENV) {
3676	$DB_ENV = BDB::db_env_create;	3973	$DB_ENV = BDB::db_env_create;
3677	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	3974	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3678	| BDB::LOG_AUTOREMOVE, 1);	3975	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3976	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3679	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	3977	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3680	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	3978	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3681		3979
3682	cf::sync_job {	3980	cf::sync_job {
3683	eval {	3981	eval {
…		…
3693		3991
3694	cf::cleanup "db_env_open(db): $@" if $@;	3992	cf::cleanup "db_env_open(db): $@" if $@;
3695	};	3993	};
3696	}	3994	}
3697		3995
3698	$BDB_DEADLOCK_WATCHER = Event->timer (	3996	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3699	after => 3,
3700	interval => 1,
3701	hard => 1,
3702	prio => 0,
3703	data => WF_AUTOCANCEL,
3704	cb => sub {
3705	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };	3997	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3706	},
3707	);	3998	};
3708	$BDB_CHECKPOINT_WATCHER = Event->timer (	3999	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3709	after => 11,
3710	interval => 60,
3711	hard => 1,
3712	prio => 0,
3713	data => WF_AUTOCANCEL,
3714	cb => sub {
3715	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4000	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3716	},
3717	);	4001	};
3718	$BDB_TRICKLE_WATCHER = Event->timer (	4002	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3719	after => 5,
3720	interval => 10,
3721	hard => 1,
3722	prio => 0,
3723	data => WF_AUTOCANCEL,
3724	cb => sub {
3725	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4003	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3726	},
3727	);	4004	};
3728	}	4005	}
3729		4006
3730	{	4007	{
		4008	# configure IO::AIO
		4009
3731	IO::AIO::min_parallel 8;	4010	IO::AIO::min_parallel 8;
3732
3733	undef $Coro::AIO::WATCHER;
3734	IO::AIO::max_poll_time $TICK * 0.1;	4011	IO::AIO::max_poll_time $TICK * 0.1;
3735	$AIO_POLL_WATCHER = Event->io (	4012	undef $AnyEvent::AIO::WATCHER;
3736	reentrant => 0,
3737	data => WF_AUTOCANCEL,
3738	fd => IO::AIO::poll_fileno,
3739	poll => 'r',
3740	prio => 0,
3741	cb => \&IO::AIO::poll_cb,
3742	);
3743	}	4013	}
3744		4014
3745	my $_log_backtrace;	4015	my $_log_backtrace;
3746		4016
3747	sub _log_backtrace {	4017	sub _log_backtrace {
…		…
3750	$msg =~ s/\n//;	4020	$msg =~ s/\n//;
3751		4021
3752	# limit the # of concurrent backtraces	4022	# limit the # of concurrent backtraces
3753	if ($_log_backtrace < 2) {	4023	if ($_log_backtrace < 2) {
3754	++$_log_backtrace;	4024	++$_log_backtrace;
		4025	my $perl_bt = Carp::longmess $msg;
3755	async {	4026	async {
3756	$Coro::current->{desc} = "abt $msg";	4027	$Coro::current->{desc} = "abt $msg";
3757		4028
3758	my @bt = fork_call {	4029	my @bt = fork_call {
3759	@addr = map { sprintf "%x", $_ } @addr;	4030	@addr = map { sprintf "%x", $_ } @addr;
…		…
3770	}	4041	}
3771		4042
3772	@funcs	4043	@funcs
3773	};	4044	};
3774		4045
3775	LOG llevInfo, "[ABT] $msg\n";	4046	LOG llevInfo, "[ABT] $perl_bt\n";
		4047	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3776	LOG llevInfo, "[ABT] $_\n" for @bt;	4048	LOG llevInfo, "[ABT] $_\n" for @bt;
3777	--$_log_backtrace;	4049	--$_log_backtrace;
3778	};	4050	};
3779	} else {	4051	} else {
3780	LOG llevInfo, "[ABT] $msg\n";	4052	LOG llevInfo, "[ABT] $msg\n";
3781	LOG llevInfo, "[ABT] [suppressed]\n";	4053	LOG llevInfo, "[ABT] [suppressed]\n";
3782	}	4054	}
3783	}	4055	}
3784		4056
3785	# load additional modules	4057	# load additional modules
3786	use cf::pod;	4058	require "cf/$_.pm" for @EXTRA_MODULES;
		4059	cf::_connect_to_perl_2;
3787		4060
3788	END { cf::emergency_save }	4061	END { cf::emergency_save }
3789		4062
3790	1	4063	1
3791		4064

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