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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.373 by root, Sat Sep 15 15:58:06 2007 UTC vs.
Revision 1.501 by root, Sat Jan 16 23:27:21 2010 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify it under
		7	# the terms of the Affero GNU General Public License as published by the
		8	# Free Software Foundation, either version 3 of the License, or (at your
		9	# option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the Affero GNU General Public License
		17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
		19	#
		20	# The authors can be reached via e-mail to <support@deliantra.net>
		21	#
		22
1	package cf;	23	package cf;
2		24
		25	use 5.10.0;
3	use utf8;	26	use utf8;
4	use strict;	27	use strict qw(vars subs);
5		28
6	use Symbol;	29	use Symbol;
7	use List::Util;	30	use List::Util;
8	use Socket;	31	use Socket;
9	use Storable;	32	use EV;
10	use Event;
11	use Opcode;	33	use Opcode;
12	use Safe;	34	use Safe;
13	use Safe::Hole;	35	use Safe::Hole;
		36	use Storable ();
		37	use Carp ();
14		38
		39	use Guard ();
15	use Coro 3.64 ();	40	use Coro ();
16	use Coro::State;	41	use Coro::State;
17	use Coro::Handle;	42	use Coro::Handle;
		43	use Coro::EV;
18	use Coro::Event;	44	use Coro::AnyEvent;
19	use Coro::Timer;	45	use Coro::Timer;
20	use Coro::Signal;	46	use Coro::Signal;
21	use Coro::Semaphore;	47	use Coro::Semaphore;
		48	use Coro::SemaphoreSet;
		49	use Coro::AnyEvent;
22	use Coro::AIO;	50	use Coro::AIO;
		51	use Coro::BDB 1.6;
23	use Coro::Storable;	52	use Coro::Storable;
24	use Coro::Util ();	53	use Coro::Util ();
25		54
26	use JSON::XS ();	55	use JSON::XS 2.01 ();
27	use BDB ();	56	use BDB ();
28	use Data::Dumper;	57	use Data::Dumper;
29	use Digest::MD5;
30	use Fcntl;	58	use Fcntl;
31	use YAML::Syck ();	59	use YAML::XS ();
32	use IO::AIO 2.32 ();	60	use IO::AIO ();
33	use Time::HiRes;	61	use Time::HiRes;
34	use Compress::LZF;	62	use Compress::LZF;
35	use Digest::MD5 ();	63	use Digest::MD5 ();
		64
		65	AnyEvent::detect;
36		66
37	# configure various modules to our taste	67	# configure various modules to our taste
38	#	68	#
39	$Storable::canonical = 1; # reduce rsync transfers	69	$Storable::canonical = 1; # reduce rsync transfers
40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	70	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		71
		72	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		73
		74	# make sure c-lzf reinitialises itself
		75	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
41	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	76	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42		77
43	$Event::Eval = 1; # no idea why this is required, but it is	78	# strictly for debugging
44		79	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
45	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
46	$YAML::Syck::ImplicitUnicode = 1;
47
48	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
49		80
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	81	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
51		82
52	our %COMMAND = ();	83	our %COMMAND = ();
53	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
…		…
56	our %EXTCMD = ();	87	our %EXTCMD = ();
57	our %EXTICMD = ();	88	our %EXTICMD = ();
58	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
59	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
60		91
61	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
62	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
63		96
64	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
65	our $DATADIR = datadir;	98	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	99	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	100	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	101	our $MAPDIR = "$DATADIR/" . mapdir;
69	our $LOCALDIR = localdir;	102	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	103	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	104	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	105	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	106	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	107	our $BDBDIR = "$LOCALDIR/db";
		108	our $PIDFILE = "$LOCALDIR/pid";
		109	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		110
		111	our %RESOURCE;
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($$) {
		406	my ($interval, $cb) = @_;
		407
		408	my $start = rand List::Util::min 180, $interval;
		409
		410	EV::periodic $start, $interval, 0, $cb
339	}	411	}
340		412
341	=item cf::get_slot $time[, $priority[, $name]]	413	=item cf::get_slot $time[, $priority[, $name]]
342		414
343	Allocate $time seconds of blocking CPU time at priority C<$priority>:	415	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
354	our @SLOT_QUEUE;	426	our @SLOT_QUEUE;
355	our $SLOT_QUEUE;	427	our $SLOT_QUEUE;
356		428
357	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	429	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
358	$SLOT_QUEUE = Coro::async {	430	$SLOT_QUEUE = Coro::async {
		431	$Coro::current->desc ("timeslot manager");
		432
359	my $signal = new Coro::Signal;	433	my $signal = new Coro::Signal;
360		434
361	while () {	435	while () {
362	next_job:	436	next_job:
363	my $avail = cf::till_tick;	437	my $avail = cf::till_tick;
…		…
371	}	445	}
372	}	446	}
373	}	447	}
374		448
375	if (@SLOT_QUEUE) {	449	if (@SLOT_QUEUE) {
376	# we do not use wait_For_tick() as it returns immediately when tick is inactive	450	# we do not use wait_for_tick() as it returns immediately when tick is inactive
377	push @cf::WAIT_FOR_TICK, $signal;	451	push @cf::WAIT_FOR_TICK, $signal;
378	$signal->wait;	452	$signal->wait;
379	} else {	453	} else {
380	Coro::schedule;	454	Coro::schedule;
381	}	455	}
382	}	456	}
383	};	457	};
384		458
385	sub get_slot($;$$) {	459	sub get_slot($;$$) {
		460	return if tick_inhibit || $Coro::current == $Coro::main;
		461
386	my ($time, $pri, $name) = @_;	462	my ($time, $pri, $name) = @_;
387		463
388	$time = $TICK * .6 if $time > $TICK * .6;	464	$time = $TICK * .6 if $time > $TICK * .6;
389	my $sig = new Coro::Signal;	465	my $sig = new Coro::Signal;
390		466
…		…
404		480
405	BEGIN { *async = \&Coro::async_pool }	481	BEGIN { *async = \&Coro::async_pool }
406		482
407	=item cf::sync_job { BLOCK }	483	=item cf::sync_job { BLOCK }
408		484
409	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	485	The design of Deliantra requires that the main coroutine ($Coro::main)
410	is always able to handle events or runnable, as Crossfire TRT is only	486	is always able to handle events or runnable, as Deliantra is only
411	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	487	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
412	acceptable.	488	acceptable.
413		489
414	If it must be done, put the blocking parts into C<sync_job>. This will run	490	If it must be done, put the blocking parts into C<sync_job>. This will run
415	the given BLOCK in another coroutine while waiting for the result. The	491	the given BLOCK in another coroutine while waiting for the result. The
…		…
420		496
421	sub sync_job(&) {	497	sub sync_job(&) {
422	my ($job) = @_;	498	my ($job) = @_;
423		499
424	if ($Coro::current == $Coro::main) {	500	if ($Coro::current == $Coro::main) {
425	my $time = Event::time;	501	my $time = EV::time;
426		502
427	# this is the main coro, too bad, we have to block	503	# this is the main coro, too bad, we have to block
428	# till the operation succeeds, freezing the server :/	504	# till the operation succeeds, freezing the server :/
429		505
430	# TODO: use suspend/resume instead	506	LOG llevError, Carp::longmess "sync job";#d#
431	# (but this is cancel-safe)	507
432	my $freeze_guard = freeze_mainloop;	508	my $freeze_guard = freeze_mainloop;
433		509
434	my $busy = 1;	510	my $busy = 1;
435	my @res;	511	my @res;
436		512
437	(async {	513	(async {
		514	$Coro::current->desc ("sync job coro");
438	@res = eval { $job->() };	515	@res = eval { $job->() };
439	warn $@ if $@;	516	warn $@ if $@;
440	undef $busy;	517	undef $busy;
441	})->prio (Coro::PRIO_MAX);	518	})->prio (Coro::PRIO_MAX);
442		519
443	while ($busy) {	520	while ($busy) {
444	Coro::cede or Event::one_event;	521	if (Coro::nready) {
		522	Coro::cede_notself;
		523	} else {
		524	EV::loop EV::LOOP_ONESHOT;
445	}	525	}
		526	}
446		527
447	$time = Event::time - $time;	528	my $time = EV::time - $time;
448		529
449	LOG llevError | logBacktrace, Carp::longmess "long sync job"
450	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
451
452	$tick_start += $time; # do not account sync jobs to server load	530	$TICK_START += $time; # do not account sync jobs to server load
453		531
454	wantarray ? @res : $res[0]	532	wantarray ? @res : $res[0]
455	} else {	533	} else {
456	# we are in another coroutine, how wonderful, everything just works	534	# we are in another coroutine, how wonderful, everything just works
457		535
…		…
482	=item fork_call { }, $args	560	=item fork_call { }, $args
483		561
484	Executes the given code block with the given arguments in a seperate	562	Executes the given code block with the given arguments in a seperate
485	process, returning the results. Everything must be serialisable with	563	process, returning the results. Everything must be serialisable with
486	Coro::Storable. May, of course, block. Note that the executed sub may	564	Coro::Storable. May, of course, block. Note that the executed sub may
487	never block itself or use any form of Event handling.	565	never block itself or use any form of event handling.
488		566
489	=cut	567	=cut
490		568
491	sub fork_call(&@) {	569	sub fork_call(&@) {
492	my ($cb, @args) = @_;	570	my ($cb, @args) = @_;
…		…
499	reset_signals;	577	reset_signals;
500	&$cb	578	&$cb
501	}, @args;	579	}, @args;
502		580
503	wantarray ? @res : $res[-1]	581	wantarray ? @res : $res[-1]
		582	}
		583
		584	=item $coin = coin_from_name $name
		585
		586	=cut
		587
		588	our %coin_alias = (
		589	"silver" => "silvercoin",
		590	"silvercoin" => "silvercoin",
		591	"silvercoins" => "silvercoin",
		592	"gold" => "goldcoin",
		593	"goldcoin" => "goldcoin",
		594	"goldcoins" => "goldcoin",
		595	"platinum" => "platinacoin",
		596	"platinumcoin" => "platinacoin",
		597	"platinumcoins" => "platinacoin",
		598	"platina" => "platinacoin",
		599	"platinacoin" => "platinacoin",
		600	"platinacoins" => "platinacoin",
		601	"royalty" => "royalty",
		602	"royalties" => "royalty",
		603	);
		604
		605	sub coin_from_name($) {
		606	$coin_alias{$_[0]}
		607	? cf::arch::find $coin_alias{$_[0]}
		608	: undef
504	}	609	}
505		610
506	=item $value = cf::db_get $family => $key	611	=item $value = cf::db_get $family => $key
507		612
508	Returns a single value from the environment database.	613	Returns a single value from the environment database.
…		…
647		752
648	#############################################################################	753	#############################################################################
649		754
650	=head2 ATTACHABLE OBJECTS	755	=head2 ATTACHABLE OBJECTS
651		756
652	Many objects in crossfire are so-called attachable objects. That means you can	757	Many objects in deliantra are so-called attachable objects. That means you can
653	attach callbacks/event handlers (a collection of which is called an "attachment")	758	attach callbacks/event handlers (a collection of which is called an "attachment")
654	to it. All such attachable objects support the following methods.	759	to it. All such attachable objects support the following methods.
655		760
656	In the following description, CLASS can be any of C<global>, C<object>	761	In the following description, CLASS can be any of C<global>, C<object>
657	C<player>, C<client> or C<map> (i.e. the attachable objects in	762	C<player>, C<client> or C<map> (i.e. the attachable objects in
658	Crossfire TRT).	763	Deliantra).
659		764
660	=over 4	765	=over 4
661		766
662	=item $attachable->attach ($attachment, key => $value...)	767	=item $attachable->attach ($attachment, key => $value...)
663		768
…		…
707	=item cf::CLASS::attachment $name, ...	812	=item cf::CLASS::attachment $name, ...
708		813
709	Register an attachment by C<$name> through which attachable objects of the	814	Register an attachment by C<$name> through which attachable objects of the
710	given CLASS can refer to this attachment.	815	given CLASS can refer to this attachment.
711		816
712	Some classes such as crossfire maps and objects can specify attachments	817	Some classes such as deliantra maps and objects can specify attachments
713	that are attached at load/instantiate time, thus the need for a name.	818	that are attached at load/instantiate time, thus the need for a name.
714		819
715	These calls expect any number of the following handler/hook descriptions:	820	These calls expect any number of the following handler/hook descriptions:
716		821
717	=over 4	822	=over 4
…		…
945	}	1050	}
946		1051
947	0	1052	0
948	}	1053	}
949		1054
950	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1055	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
951		1056
952	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1057	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
953		1058
954	Generate an object-specific event with the given arguments.	1059	Generate an object-specific event with the given arguments.
955		1060
…		…
961		1066
962	=cut	1067	=cut
963		1068
964	#############################################################################	1069	#############################################################################
965	# object support	1070	# object support
966	#
967		1071
		1072	sub _object_equal($$);
		1073	sub _object_equal($$) {
		1074	my ($a, $b) = @_;
		1075
		1076	return 0 unless (ref $a) eq (ref $b);
		1077
		1078	if ("HASH" eq ref $a) {
		1079	my @ka = keys %$a;
		1080	my @kb = keys %$b;
		1081
		1082	return 0 if @ka != @kb;
		1083
		1084	for (0 .. $#ka) {
		1085	return 0 unless $ka[$_] eq $kb[$_];
		1086	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1087	}
		1088
		1089	} elsif ("ARRAY" eq ref $a) {
		1090
		1091	return 0 if @$a != @$b;
		1092
		1093	for (0 .. $#$a) {
		1094	return 0 unless _object_equal $a->[$_], $b->[$_];
		1095	}
		1096
		1097	} elsif ($a ne $b) {
		1098	return 0;
		1099	}
		1100
		1101	1
		1102	}
		1103
		1104	our $SLOW_MERGES;#d#
968	sub _can_merge {	1105	sub _can_merge {
969	my ($ob1, $ob2) = @_;	1106	my ($ob1, $ob2) = @_;
970		1107
971	local $Storable::canonical = 1;	1108	++$SLOW_MERGES;#d#
972	my $fob1 = Storable::freeze $ob1;
973	my $fob2 = Storable::freeze $ob2;
974		1109
975	$fob1 eq $fob2	1110	# we do the slow way here
		1111	return _object_equal $ob1, $ob2
976	}	1112	}
977		1113
978	sub reattach {	1114	sub reattach {
979	# basically do the same as instantiate, without calling instantiate	1115	# basically do the same as instantiate, without calling instantiate
980	my ($obj) = @_;	1116	my ($obj) = @_;
981		1117
		1118	# no longer needed after getting rid of delete_package?
982	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1119	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
983		1120
984	my $registry = $obj->registry;	1121	my $registry = $obj->registry;
985		1122
986	@$registry = ();	1123	@$registry = ();
987		1124
…		…
1002	cf::attachable->attach (	1139	cf::attachable->attach (
1003	prio => -1000000,	1140	prio => -1000000,
1004	on_instantiate => sub {	1141	on_instantiate => sub {
1005	my ($obj, $data) = @_;	1142	my ($obj, $data) = @_;
1006		1143
1007	$data = from_json $data;	1144	$data = decode_json $data;
1008		1145
1009	for (@$data) {	1146	for (@$data) {
1010	my ($name, $args) = @$_;	1147	my ($name, $args) = @$_;
1011		1148
1012	$obj->attach ($name, %{$args || {} });	1149	$obj->attach ($name, %{$args || {} });
…		…
1033	utf8::decode (my $decname = $filename);	1170	utf8::decode (my $decname = $filename);
1034	warn sprintf "saving %s (%d,%d)\n",	1171	warn sprintf "saving %s (%d,%d)\n",
1035	$decname, length $$rdata, scalar @$objs;	1172	$decname, length $$rdata, scalar @$objs;
1036		1173
1037	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1174	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1038	chmod SAVE_MODE, $fh;	1175	aio_chmod $fh, SAVE_MODE;
1039	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1176	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1040	aio_fsync $fh if $cf::USE_FSYNC;	1177	if ($cf::USE_FSYNC) {
		1178	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;
		1179	aio_fsync $fh;
		1180	}
1041	close $fh;	1181	aio_close $fh;
1042		1182
1043	if (@$objs) {	1183	if (@$objs) {
1044	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1184	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1045	chmod SAVE_MODE, $fh;	1185	aio_chmod $fh, SAVE_MODE;
1046	my $data = Storable::nfreeze { version => 1, objs => $objs };	1186	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1047	aio_write $fh, 0, (length $data), $data, 0;	1187	aio_write $fh, 0, (length $data), $data, 0;
1048	aio_fsync $fh if $cf::USE_FSYNC;	1188	if ($cf::USE_FSYNC) {
		1189	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;
		1190	aio_fsync $fh;
		1191	}
1049	close $fh;	1192	aio_close $fh;
1050	aio_rename "$filename.pst~", "$filename.pst";	1193	aio_rename "$filename.pst~", "$filename.pst";
1051	}	1194	}
1052	} else {	1195	} else {
1053	aio_unlink "$filename.pst";	1196	aio_unlink "$filename.pst";
1054	}	1197	}
1055		1198
1056	aio_rename "$filename~", $filename;	1199	aio_rename "$filename~", $filename;
		1200
		1201	$filename =~ s%/[^/]+$%%;
		1202	aio_pathsync $filename if $cf::USE_FSYNC;
1057	} else {	1203	} else {
1058	warn "FATAL: $filename~: $!\n";	1204	warn "unable to save objects: $filename~: $!\n";
1059	}	1205	}
1060	} else {	1206	} else {
1061	aio_unlink $filename;	1207	aio_unlink $filename;
1062	aio_unlink "$filename.pst";	1208	aio_unlink "$filename.pst";
1063	}	1209	}
…		…
1082		1228
1083	unless (aio_stat "$filename.pst") {	1229	unless (aio_stat "$filename.pst") {
1084	(aio_load "$filename.pst", $av) >= 0	1230	(aio_load "$filename.pst", $av) >= 0
1085	or return;	1231	or return;
1086		1232
1087	$av = eval { (Storable::thaw $av)->{objs} };	1233	my $st = eval { Coro::Storable::thaw $av };
		1234	$av = $st->{objs};
1088	}	1235	}
1089		1236
1090	utf8::decode (my $decname = $filename);	1237	utf8::decode (my $decname = $filename);
1091	warn sprintf "loading %s (%d,%d)\n",	1238	warn sprintf "loading %s (%d,%d)\n",
1092	$decname, length $data, scalar @{$av || []};	1239	$decname, length $data, scalar @{$av || []};
…		…
1153	my ($name, $cb) = @_;	1300	my ($name, $cb) = @_;
1154		1301
1155	$EXTICMD{$name} = $cb;	1302	$EXTICMD{$name} = $cb;
1156	}	1303	}
1157		1304
		1305	use File::Glob ();
		1306
1158	cf::player->attach (	1307	cf::player->attach (
1159	on_command => sub {	1308	on_command => sub {
1160	my ($pl, $name, $params) = @_;	1309	my ($pl, $name, $params) = @_;
1161		1310
1162	my $cb = $COMMAND{$name}	1311	my $cb = $COMMAND{$name}
…		…
1194		1343
1195	cf::override;	1344	cf::override;
1196	},	1345	},
1197	);	1346	);
1198		1347
		1348	# "readahead" all extensions
		1349	sub cache_extensions {
		1350	my $grp = IO::AIO::aio_group;
		1351
		1352	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1353	for (grep /\.ext$/, @{$_[0]}) {
		1354	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1355	}
		1356	};
		1357
		1358	$grp
		1359	}
		1360
1199	sub load_extensions {	1361	sub load_extensions {
1200	cf::sync_job {	1362	cf::sync_job {
1201	my %todo;	1363	my %todo;
1202		1364
1203	for my $path (<$LIBDIR/*.ext>) {	1365	for my $path (<$LIBDIR/*.ext>) {
…		…
1222		1384
1223	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1385	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1224	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1386	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1225		1387
1226	$ext{source} =	1388	$ext{source} =
1227	"package $pkg; use strict; use utf8;\n"	1389	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1228	. "#line 1 \"$path\"\n{\n"	1390	. "#line 1 \"$path\"\n{\n"
1229	. $source	1391	. $source
1230	. "\n};\n1";	1392	. "\n};\n1";
1231		1393
1232	$todo{$base} = \%ext;	1394	$todo{$base} = \%ext;
…		…
1248	my $msg = $@ ? "$v->{path}: $@\n"	1410	my $msg = $@ ? "$v->{path}: $@\n"
1249	: "$v->{base}: extension inactive.\n";	1411	: "$v->{base}: extension inactive.\n";
1250		1412
1251	if (exists $v->{meta}{mandatory}) {	1413	if (exists $v->{meta}{mandatory}) {
1252	warn $msg;	1414	warn $msg;
1253	warn "mandatory extension failed to load, exiting.\n";	1415	cf::cleanup "mandatory extension failed to load, exiting.";
1254	exit 1;
1255	}	1416	}
1256		1417
1257	warn $msg;	1418	warn $msg;
1258	}	1419	}
1259		1420
…		…
1273		1434
1274	=back	1435	=back
1275		1436
1276	=head2 CORE EXTENSIONS	1437	=head2 CORE EXTENSIONS
1277		1438
1278	Functions and methods that extend core crossfire objects.	1439	Functions and methods that extend core deliantra objects.
1279		1440
1280	=cut	1441	=cut
1281		1442
1282	package cf::player;	1443	package cf::player;
1283		1444
…		…
1326		1487
1327	sub exists($) {	1488	sub exists($) {
1328	my ($login) = @_;	1489	my ($login) = @_;
1329		1490
1330	$cf::PLAYER{$login}	1491	$cf::PLAYER{$login}
1331	or cf::sync_job { !aio_stat path $login }	1492	or !aio_stat path $login
1332	}	1493	}
1333		1494
1334	sub find($) {	1495	sub find($) {
1335	return $cf::PLAYER{$_[0]} || do {	1496	return $cf::PLAYER{$_[0]} || do {
1336	my $login = $_[0];	1497	my $login = $_[0];
…		…
1348	my $f = new_from_file cf::object::thawer path $login	1509	my $f = new_from_file cf::object::thawer path $login
1349	or return;	1510	or return;
1350		1511
1351	my $pl = cf::player::load_pl $f	1512	my $pl = cf::player::load_pl $f
1352	or return;	1513	or return;
		1514
1353	local $cf::PLAYER_LOADING{$login} = $pl;	1515	local $cf::PLAYER_LOADING{$login} = $pl;
1354	$f->resolve_delayed_derefs;	1516	$f->resolve_delayed_derefs;
1355	$cf::PLAYER{$login} = $pl	1517	$cf::PLAYER{$login} = $pl
1356	}	1518	}
1357	}	1519	}
…		…
1367		1529
1368	return if $pl->{deny_save};	1530	return if $pl->{deny_save};
1369		1531
1370	aio_mkdir playerdir $pl, 0770;	1532	aio_mkdir playerdir $pl, 0770;
1371	$pl->{last_save} = $cf::RUNTIME;	1533	$pl->{last_save} = $cf::RUNTIME;
		1534
		1535	cf::get_slot 0.01;
1372		1536
1373	$pl->save_pl ($path);	1537	$pl->save_pl ($path);
1374	cf::cede_to_tick;	1538	cf::cede_to_tick;
1375	}	1539	}
1376		1540
…		…
1408	my ($pl) = @_;	1572	my ($pl) = @_;
1409		1573
1410	my $name = $pl->ob->name;	1574	my $name = $pl->ob->name;
1411		1575
1412	$pl->{deny_save} = 1;	1576	$pl->{deny_save} = 1;
1413	$pl->password ("*"); # this should lock out the player until we nuked the dir	1577	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1414		1578
1415	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1579	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1416	$pl->deactivate;	1580	$pl->deactivate;
		1581	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1582	$pl->ob->check_score;
1417	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1583	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1418	$pl->ns->destroy if $pl->ns;	1584	$pl->ns->destroy if $pl->ns;
1419		1585
1420	my $path = playerdir $pl;	1586	my $path = playerdir $pl;
1421	my $temp = "$path~$cf::RUNTIME~deleting~";	1587	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1460		1626
1461	for my $login (@$dirs) {	1627	for my $login (@$dirs) {
1462	my $path = path $login;	1628	my $path = path $login;
1463		1629
1464	# a .pst is a dead give-away for a valid player	1630	# a .pst is a dead give-away for a valid player
1465	unless (-e "$path.pst") {	1631	# if no pst file found, open and chekc for blocked users
		1632	if (aio_stat "$path.pst") {
1466	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1633	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1467	aio_read $fh, 0, 512, my $buf, 0 or next;	1634	aio_read $fh, 0, 512, my $buf, 0 or next;
1468	$buf !~ /^password -------------$/m or next; # official not-valid tag	1635	$buf !~ /^password -------------$/m or next; # official not-valid tag
1469	}	1636	}
1470		1637
…		…
1501	}	1668	}
1502		1669
1503	\@paths	1670	\@paths
1504	}	1671	}
1505		1672
1506	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1673	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1507		1674
1508	Expand crossfire pod fragments into protocol xml.	1675	Expand deliantra pod fragments into protocol xml.
1509
1510	=cut
1511
1512	sub expand_cfpod {
1513	((my $self), (local $_)) = @_;
1514
1515	# escape & and <
1516	s/&/&amp;/g;
1517	s/(?<![BIUGHT])</&lt;/g;
1518
1519	# this is buggy, it needs to properly take care of nested <'s
1520
1521	1 while
1522	# replace B<>, I<>, U<> etc.
1523	s/B<([^\>]*)>/<b>$1<\/b>/
1524	|| s/I<([^\>]*)>/<i>$1<\/i>/
1525	|| s/U<([^\>]*)>/<u>$1<\/u>/
1526	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1527	# replace G<male|female> tags
1528	|| s{G<([^>|]*)\|([^>]*)>}{
1529	$self->gender ? $2 : $1
1530	}ge
1531	# replace H<hint text>
1532	|| s{H<([^\>]*)>}
1533	{
1534	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1535	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1536	"")
1537	[$self->{hintmode}]
1538	}ge;
1539
1540	# create single paragraphs (very hackish)
1541	s/(?<=\S)\n(?=\w)/ /g;
1542
1543	# compress some whitespace
1544	s/\s+\n/\n/g; # ws line-ends
1545	s/\n\n+/\n/g; # double lines
1546	s/^\n+//; # beginning lines
1547	s/\n+$//; # ending lines
1548
1549	$_
1550	}
1551
1552	sub hintmode {
1553	$_[0]{hintmode} = $_[1] if @_ > 1;
1554	$_[0]{hintmode}
1555	}
1556		1676
1557	=item $player->ext_reply ($msgid, @msg)	1677	=item $player->ext_reply ($msgid, @msg)
1558		1678
1559	Sends an ext reply to the player.	1679	Sends an ext reply to the player.
1560		1680
…		…
1627	our $MAX_RESET = 3600;	1747	our $MAX_RESET = 3600;
1628	our $DEFAULT_RESET = 3000;	1748	our $DEFAULT_RESET = 3000;
1629		1749
1630	sub generate_random_map {	1750	sub generate_random_map {
1631	my ($self, $rmp) = @_;	1751	my ($self, $rmp) = @_;
		1752
		1753	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1754
1632	# mit "rum" bekleckern, nicht	1755	# mit "rum" bekleckern, nicht
1633	$self->_create_random_map (	1756	$self->_create_random_map (
1634	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1757	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1635	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1758	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1636	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1759	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1758		1881
1759	# the temporary/swap location	1882	# the temporary/swap location
1760	sub save_path {	1883	sub save_path {
1761	my ($self) = @_;	1884	my ($self) = @_;
1762		1885
1763	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1886	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1764	"$TMPDIR/$path.map"	1887	"$TMPDIR/$path.map"
1765	}	1888	}
1766		1889
1767	# the unique path, undef == no special unique path	1890	# the unique path, undef == no special unique path
1768	sub uniq_path {	1891	sub uniq_path {
1769	my ($self) = @_;	1892	my ($self) = @_;
1770		1893
1771	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1894	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1772	"$UNIQUEDIR/$path"	1895	"$UNIQUEDIR/$path"
1773	}
1774
1775	# and all this just because we cannot iterate over
1776	# all maps in C++...
1777	sub change_all_map_light {
1778	my ($change) = @_;
1779
1780	$_->change_map_light ($change)
1781	for grep $_->outdoor, values %cf::MAP;
1782	}	1896	}
1783		1897
1784	sub decay_objects {	1898	sub decay_objects {
1785	my ($self) = @_;	1899	my ($self) = @_;
1786		1900
…		…
1870	sub find {	1984	sub find {
1871	my ($path, $origin) = @_;	1985	my ($path, $origin) = @_;
1872		1986
1873	$path = normalise $path, $origin && $origin->path;	1987	$path = normalise $path, $origin && $origin->path;
1874		1988
1875	cf::lock_wait "map_data:$path";#d#remove	1989	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1876	cf::lock_wait "map_find:$path";	1990	my $guard2 = cf::lock_acquire "map_find:$path";
1877		1991
1878	$cf::MAP{$path} || do {	1992	$cf::MAP{$path} || do {
1879	my $guard1 = cf::lock_acquire "map_find:$path";
1880	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1881
1882	my $map = new_from_path cf::map $path	1993	my $map = new_from_path cf::map $path
1883	or return;	1994	or return;
1884		1995
1885	$map->{last_save} = $cf::RUNTIME;	1996	$map->{last_save} = $cf::RUNTIME;
1886		1997
…		…
1888	or return;	1999	or return;
1889		2000
1890	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2001	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1891	# doing this can freeze the server in a sync job, obviously	2002	# doing this can freeze the server in a sync job, obviously
1892	#$cf::WAIT_FOR_TICK->wait;	2003	#$cf::WAIT_FOR_TICK->wait;
		2004	undef $guard2;
1893	undef $guard1;	2005	undef $guard1;
1894	undef $guard2;
1895	$map->reset;	2006	$map->reset;
1896	return find $path;	2007	return find $path;
1897	}	2008	}
1898		2009
1899	$cf::MAP{$path} = $map	2010	$cf::MAP{$path} = $map
1900	}	2011	}
1901	}	2012	}
1902		2013
1903	sub pre_load { }	2014	sub pre_load { }
1904	sub post_load { }	2015	#sub post_load { } # XS
1905		2016
1906	sub load {	2017	sub load {
1907	my ($self) = @_;	2018	my ($self) = @_;
1908		2019
1909	local $self->{deny_reset} = 1; # loading can take a long time	2020	local $self->{deny_reset} = 1; # loading can take a long time
…		…
1926	my $f = new_from_file cf::object::thawer $self->{load_path};	2037	my $f = new_from_file cf::object::thawer $self->{load_path};
1927	$f->skip_block;	2038	$f->skip_block;
1928	$self->_load_objects ($f)	2039	$self->_load_objects ($f)
1929	or return;	2040	or return;
1930		2041
1931	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2042	$self->post_load_original
1932	if delete $self->{load_original};	2043	if delete $self->{load_original};
1933		2044
1934	if (my $uniq = $self->uniq_path) {	2045	if (my $uniq = $self->uniq_path) {
1935	utf8::encode $uniq;	2046	utf8::encode $uniq;
1936	unless (aio_stat $uniq) {	2047	unless (aio_stat $uniq) {
…		…
1954	unless ($self->{deny_activate}) {	2065	unless ($self->{deny_activate}) {
1955	$self->decay_objects;	2066	$self->decay_objects;
1956	$self->fix_auto_apply;	2067	$self->fix_auto_apply;
1957	$self->update_buttons;	2068	$self->update_buttons;
1958	cf::cede_to_tick;	2069	cf::cede_to_tick;
1959	$self->set_darkness_map;
1960	cf::cede_to_tick;
1961	$self->activate;	2070	$self->activate;
1962	}	2071	}
1963		2072
1964	$self->{last_save} = $cf::RUNTIME;	2073	$self->{last_save} = $cf::RUNTIME;
1965	$self->last_access ($cf::RUNTIME);	2074	$self->last_access ($cf::RUNTIME);
1966		2075
1967	$self->in_memory (cf::MAP_IN_MEMORY);	2076	$self->in_memory (cf::MAP_ACTIVE);
1968	}	2077	}
1969		2078
1970	$self->post_load;	2079	$self->post_load;
1971	}	2080	}
1972		2081
…		…
2030	my ($path, $origin, $load) = @_;	2139	my ($path, $origin, $load) = @_;
2031		2140
2032	$path = normalise $path, $origin && $origin->{path};	2141	$path = normalise $path, $origin && $origin->{path};
2033		2142
2034	if (my $map = $cf::MAP{$path}) {	2143	if (my $map = $cf::MAP{$path}) {
2035	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2144	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2036	}	2145	}
2037		2146
2038	$MAP_PREFETCH{$path} |= $load;	2147	$MAP_PREFETCH{$path} |= $load;
2039		2148
2040	$MAP_PREFETCHER ||= cf::async {	2149	$MAP_PREFETCHER ||= cf::async {
		2150	$Coro::current->{desc} = "map prefetcher";
		2151
2041	while (%MAP_PREFETCH) {	2152	while (%MAP_PREFETCH) {
2042	while (my ($k, $v) = each %MAP_PREFETCH) {	2153	while (my ($k, $v) = each %MAP_PREFETCH) {
2043	if (my $map = find $k) {	2154	if (my $map = find $k) {
2044	$map->load if $v;	2155	$map->load if $v;
2045	}	2156	}
…		…
2071	return if $self->{deny_save};	2182	return if $self->{deny_save};
2072		2183
2073	local $self->{last_access} = $self->last_access;#d#	2184	local $self->{last_access} = $self->last_access;#d#
2074		2185
2075	cf::async {	2186	cf::async {
		2187	$Coro::current->{desc} = "map player save";
2076	$_->contr->save for $self->players;	2188	$_->contr->save for $self->players;
2077	};	2189	};
		2190
		2191	cf::get_slot 0.02;
2078		2192
2079	if ($uniq) {	2193	if ($uniq) {
2080	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2194	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2081	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2195	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2082	} else {	2196	} else {
…		…
2091	$self->save;	2205	$self->save;
2092		2206
2093	my $lock = cf::lock_acquire "map_data:$self->{path}";	2207	my $lock = cf::lock_acquire "map_data:$self->{path}";
2094		2208
2095	return if $self->players;	2209	return if $self->players;
2096	return if $self->in_memory != cf::MAP_IN_MEMORY;	2210	return if $self->in_memory != cf::MAP_ACTIVE;
2097	return if $self->{deny_save};	2211	return if $self->{deny_save};
2098		2212
2099	$self->in_memory (cf::MAP_SWAPPED);	2213	$self->in_memory (cf::MAP_SWAPPED);
2100		2214
2101	$self->deactivate;	2215	$self->deactivate;
…		…
2126		2240
2127	my $lock = cf::lock_acquire "map_data:$self->{path}";	2241	my $lock = cf::lock_acquire "map_data:$self->{path}";
2128		2242
2129	return if $self->players;	2243	return if $self->players;
2130		2244
2131	warn "resetting map ", $self->path;	2245	warn "resetting map ", $self->path, "\n";
2132		2246
2133	$self->in_memory (cf::MAP_SWAPPED);	2247	$self->in_memory (cf::MAP_SWAPPED);
2134		2248
2135	# need to save uniques path	2249	# need to save uniques path
2136	unless ($self->{deny_save}) {	2250	unless ($self->{deny_save}) {
…		…
2219		2333
2220	sub unique_maps() {	2334	sub unique_maps() {
2221	[	2335	[
2222	map {	2336	map {
2223	utf8::decode $_;	2337	utf8::decode $_;
2224	/\.map$/	2338	s/\.map$//; # TODO future compatibility hack
		2339	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2340	? ()
2225	? normalise $_	2341	: normalise $_
2226	: ()
2227	} @{ aio_readdir $UNIQUEDIR or [] }	2342	} @{ aio_readdir $UNIQUEDIR or [] }
2228	]	2343	]
2229	}	2344	}
2230		2345
2231	package cf;	2346	=item cf::map::static_maps
		2347
		2348	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2349	file in the shared directory excluding F</styles> and F</editor>). May
		2350	block.
		2351
		2352	=cut
		2353
		2354	sub static_maps() {
		2355	my @dirs = "";
		2356	my @maps;
		2357
		2358	while (@dirs) {
		2359	my $dir = shift @dirs;
		2360
		2361	next if $dir eq "/styles" || $dir eq "/editor";
		2362
		2363	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2364	or return;
		2365
		2366	for (@$files) {
		2367	s/\.map$// or next;
		2368	utf8::decode $_;
		2369	push @maps, "$dir/$_";
		2370	}
		2371
		2372	push @dirs, map "$dir/$_", @$dirs;
		2373	}
		2374
		2375	\@maps
		2376	}
2232		2377
2233	=back	2378	=back
2234		2379
2235	=head3 cf::object	2380	=head3 cf::object
2236		2381
…		…
2240		2385
2241	=over 4	2386	=over 4
2242		2387
2243	=item $ob->inv_recursive	2388	=item $ob->inv_recursive
2244		2389
2245	Returns the inventory of the object _and_ their inventories, recursively.	2390	Returns the inventory of the object I<and> their inventories, recursively,
		2391	but I<not> the object itself.
2246		2392
2247	=cut	2393	=cut
2248		2394
2249	sub inv_recursive_;	2395	sub inv_recursive_;
2250	sub inv_recursive_ {	2396	sub inv_recursive_ {
…		…
2255	inv_recursive_ inv $_[0]	2401	inv_recursive_ inv $_[0]
2256	}	2402	}
2257		2403
2258	=item $ref = $ob->ref	2404	=item $ref = $ob->ref
2259		2405
2260	creates and returns a persistent reference to an objetc that can be stored as a string.	2406	Creates and returns a persistent reference to an object that can be stored as a string.
2261		2407
2262	=item $ob = cf::object::deref ($refstring)	2408	=item $ob = cf::object::deref ($refstring)
2263		2409
2264	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2410	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2265	even if the object actually exists. May block.	2411	even if the object actually exists. May block.
…		…
2267	=cut	2413	=cut
2268		2414
2269	sub deref {	2415	sub deref {
2270	my ($ref) = @_;	2416	my ($ref) = @_;
2271		2417
2272	# temporary compatibility#TODO#remove
2273	$ref =~ s{^<}{player/<};
2274
2275	if ($ref =~ m{^player\/(<1\.\d+>)/(.*)$}) {	2418	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
2276	my ($uuid, $name) = ($1, $2);	2419	my ($uuid, $name) = ($1, $2);
2277	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name	2420	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
2278	or return;	2421	or return;
2279	$pl->ob->uuid eq $uuid	2422	$pl->ob->uuid eq $uuid
2280	or return;	2423	or return;
…		…
2300	can be C<undef>. Does the right thing when the player is currently in a	2443	can be C<undef>. Does the right thing when the player is currently in a
2301	dialogue with the given NPC character.	2444	dialogue with the given NPC character.
2302		2445
2303	=cut	2446	=cut
2304		2447
		2448	our $SAY_CHANNEL = {
		2449	id => "say",
		2450	title => "Map",
		2451	reply => "say ",
		2452	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2453	};
		2454
		2455	our $CHAT_CHANNEL = {
		2456	id => "chat",
		2457	title => "Chat",
		2458	reply => "chat ",
		2459	tooltip => "Player chat and shouts, global to the server.",
		2460	};
		2461
2305	# rough implementation of a future "reply" method that works	2462	# rough implementation of a future "reply" method that works
2306	# with dialog boxes.	2463	# with dialog boxes.
2307	#TODO: the first argument must go, split into a $npc->reply_to ( method	2464	#TODO: the first argument must go, split into a $npc->reply_to ( method
2308	sub cf::object::player::reply($$$;$) {	2465	sub cf::object::player::reply($$$;$) {
2309	my ($self, $npc, $msg, $flags) = @_;	2466	my ($self, $npc, $msg, $flags) = @_;
…		…
2320	my $dialog = $pl->{npc_dialog};	2477	my $dialog = $pl->{npc_dialog};
2321	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2478	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2322		2479
2323	} else {	2480	} else {
2324	$msg = $npc->name . " says: $msg" if $npc;	2481	$msg = $npc->name . " says: $msg" if $npc;
2325	$self->message ($msg, $flags);	2482	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2326	}	2483	}
2327	}	2484	}
2328	}	2485	}
2329		2486
2330	=item $object->send_msg ($channel, $msg, $color, [extra...])	2487	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2355		2512
2356	=item $player_object->enter_link	2513	=item $player_object->enter_link
2357		2514
2358	Freezes the player and moves him/her to a special map (C<{link}>).	2515	Freezes the player and moves him/her to a special map (C<{link}>).
2359		2516
2360	The player should be reasonably safe there for short amounts of time. You	2517	The player should be reasonably safe there for short amounts of time (e.g.
2361	I<MUST> call C<leave_link> as soon as possible, though.	2518	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2519	though, as the palyer cannot control the character while it is on the link
		2520	map.
2362		2521
2363	Will never block.	2522	Will never block.
2364		2523
2365	=item $player_object->leave_link ($map, $x, $y)	2524	=item $player_object->leave_link ($map, $x, $y)
2366		2525
…		…
2418	($x, $y) = (-1, -1)	2577	($x, $y) = (-1, -1)
2419	unless (defined $x) && (defined $y);	2578	unless (defined $x) && (defined $y);
2420		2579
2421	# use -1 or undef as default coordinates, not 0, 0	2580	# use -1 or undef as default coordinates, not 0, 0
2422	($x, $y) = ($map->enter_x, $map->enter_y)	2581	($x, $y) = ($map->enter_x, $map->enter_y)
2423	if $x <=0 && $y <= 0;	2582	if $x <= 0 && $y <= 0;
2424		2583
2425	$map->load;	2584	$map->load;
2426	$map->load_neighbours;	2585	$map->load_neighbours;
2427		2586
2428	return unless $self->contr->active;	2587	return unless $self->contr->active;
2429	$self->activate_recursive;
2430		2588
2431	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2589	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2432	$self->enter_map ($map, $x, $y);	2590	$self->enter_map ($map, $x, $y);
		2591
		2592	# only activate afterwards, to support waiting in hooks
		2593	$self->activate_recursive;
2433	}	2594	}
2434		2595
2435	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2596	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2436		2597
2437	Moves the player to the given map-path and coordinates by first freezing	2598	Moves the player to the given map-path and coordinates by first freezing
2438	her, loading and preparing them map, calling the provided $check callback	2599	her, loading and preparing them map, calling the provided $check callback
2439	that has to return the map if sucecssful, and then unfreezes the player on	2600	that has to return the map if sucecssful, and then unfreezes the player on
2440	the new (success) or old (failed) map position. In either case, $done will	2601	the new (success) or old (failed) map position. In either case, $done will
2441	be called at the end of this process.	2602	be called at the end of this process.
2442		2603
		2604	Note that $check will be called with a potentially non-loaded map, so if
		2605	it needs a loaded map it has to call C<< ->load >>.
		2606
2443	=cut	2607	=cut
2444		2608
2445	our $GOTOGEN;	2609	our $GOTOGEN;
2446		2610
2447	sub cf::object::player::goto {	2611	sub cf::object::player::goto {
…		…
2451	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2615	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2452		2616
2453	$self->enter_link;	2617	$self->enter_link;
2454		2618
2455	(async {	2619	(async {
		2620	$Coro::current->{desc} = "player::goto $path $x $y";
		2621
2456	# *tag paths override both path and x|y	2622	# *tag paths override both path and x|y
2457	if ($path =~ /^\*(.*)$/) {	2623	if ($path =~ /^\*(.*)$/) {
2458	if (my @obs = grep $_->map, ext::map_tags::find $1) {	2624	if (my @obs = grep $_->map, ext::map_tags::find $1) {
2459	my $ob = $obs[rand @obs];	2625	my $ob = $obs[rand @obs];
2460		2626
…		…
2523	}	2689	}
2524		2690
2525	sub prepare_random_map {	2691	sub prepare_random_map {
2526	my ($exit) = @_;	2692	my ($exit) = @_;
2527		2693
2528	my $guard = cf::lock_acquire "exit_prepare:$exit";
2529
2530	# all this does is basically replace the /! path by	2694	# all this does is basically replace the /! path by
2531	# a new random map path (?random/...) with a seed	2695	# a new random map path (?random/...) with a seed
2532	# that depends on the exit object	2696	# that depends on the exit object
2533		2697
2534	my $rmp = parse_random_map_params $exit->msg;	2698	my $rmp = parse_random_map_params $exit->msg;
…		…
2536	if ($exit->map) {	2700	if ($exit->map) {
2537	$rmp->{region} = $exit->region->name;	2701	$rmp->{region} = $exit->region->name;
2538	$rmp->{origin_map} = $exit->map->path;	2702	$rmp->{origin_map} = $exit->map->path;
2539	$rmp->{origin_x} = $exit->x;	2703	$rmp->{origin_x} = $exit->x;
2540	$rmp->{origin_y} = $exit->y;	2704	$rmp->{origin_y} = $exit->y;
		2705
		2706	$exit->map->touch;
2541	}	2707	}
2542		2708
2543	$rmp->{random_seed} ||= $exit->random_seed;	2709	$rmp->{random_seed} ||= $exit->random_seed;
2544		2710
2545	my $data = cf::to_json $rmp;	2711	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2546	my $md5 = Digest::MD5::md5_hex $data;	2712	my $md5 = Digest::MD5::md5_hex $data;
2547	my $meta = "$RANDOMDIR/$md5.meta";	2713	my $meta = "$RANDOMDIR/$md5.meta";
2548		2714
2549	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2715	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2550	aio_write $fh, 0, (length $data), $data, 0;	2716	aio_write $fh, 0, (length $data), $data, 0;
2551	undef $fh;	2717	undef $fh;
2552	aio_rename "$meta~", $meta;	2718	aio_rename "$meta~", $meta;
2553		2719
		2720	my $slaying = "?random/$md5";
		2721
		2722	if ($exit->valid) {
2554	$exit->slaying ("?random/$md5");	2723	$exit->slaying ("?random/$md5");
2555	$exit->msg (undef);	2724	$exit->msg (undef);
		2725	}
2556	}	2726	}
2557	}	2727	}
2558		2728
2559	sub cf::object::player::enter_exit {	2729	sub cf::object::player::enter_exit {
2560	my ($self, $exit) = @_;	2730	my ($self, $exit) = @_;
2561		2731
2562	return unless $self->type == cf::PLAYER;	2732	return unless $self->type == cf::PLAYER;
2563		2733
2564	if ($exit->slaying eq "/!") {
2565	#TODO: this should de-fi-ni-te-ly not be a sync-job
2566	# the problem is that $exit might not survive long enough
2567	# so it needs to be done right now, right here
2568	cf::sync_job { prepare_random_map $exit };
2569	}
2570
2571	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2572	my $hp = $exit->stats->hp;
2573	my $sp = $exit->stats->sp;
2574
2575	$self->enter_link;	2734	$self->enter_link;
2576		2735
2577	# if exit is damned, update players death & WoR home-position
2578	$self->contr->savebed ($slaying, $hp, $sp)
2579	if $exit->flag (FLAG_DAMNED);
2580
2581	(async {	2736	(async {
2582	$self->deactivate_recursive; # just to be sure	2737	$Coro::current->{desc} = "enter_exit";
		2738
2583	unless (eval {	2739	unless (eval {
		2740	$self->deactivate_recursive; # just to be sure
		2741
		2742	# random map handling
		2743	{
		2744	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2745
		2746	prepare_random_map $exit
		2747	if $exit->slaying eq "/!";
		2748	}
		2749
		2750	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2751	my $x = $exit->stats->hp;
		2752	my $y = $exit->stats->sp;
		2753
2584	$self->goto ($slaying, $hp, $sp);	2754	$self->goto ($map, $x, $y);
2585		2755
		2756	# if exit is damned, update players death & WoR home-position
		2757	$self->contr->savebed ($map, $x, $y)
		2758	if $exit->flag (cf::FLAG_DAMNED);
		2759
2586	1;	2760	1
2587	}) {	2761	}) {
2588	$self->message ("Something went wrong deep within the crossfire server. "	2762	$self->message ("Something went wrong deep within the deliantra server. "
2589	. "I'll try to bring you back to the map you were before. "	2763	. "I'll try to bring you back to the map you were before. "
2590	. "Please report this to the dungeon master!",	2764	. "Please report this to the dungeon master!",
2591	cf::NDI_UNIQUE | cf::NDI_RED);	2765	cf::NDI_UNIQUE | cf::NDI_RED);
2592		2766
2593	warn "ERROR in enter_exit: $@";	2767	warn "ERROR in enter_exit: $@";
…		…
2610	sub cf::client::send_drawinfo {	2784	sub cf::client::send_drawinfo {
2611	my ($self, $text, $flags) = @_;	2785	my ($self, $text, $flags) = @_;
2612		2786
2613	utf8::encode $text;	2787	utf8::encode $text;
2614	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2788	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2789	}
		2790
		2791	=item $client->send_big_packet ($pkt)
		2792
		2793	Like C<send_packet>, but tries to compress large packets, and fragments
		2794	them as required.
		2795
		2796	=cut
		2797
		2798	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2799
		2800	sub cf::client::send_big_packet {
		2801	my ($self, $pkt) = @_;
		2802
		2803	# try lzf for large packets
		2804	$pkt = "lzf " . Compress::LZF::compress $pkt
		2805	if 1024 <= length $pkt and $self->{can_lzf};
		2806
		2807	# split very large packets
		2808	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2809	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2810	$pkt = "frag";
		2811	}
		2812
		2813	$self->send_packet ($pkt);
2615	}	2814	}
2616		2815
2617	=item $client->send_msg ($channel, $msg, $color, [extra...])	2816	=item $client->send_msg ($channel, $msg, $color, [extra...])
2618		2817
2619	Send a drawinfo or msg packet to the client, formatting the msg for the	2818	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2621	the message, with C<log> being the default. If C<$color> is negative, suppress	2820	the message, with C<log> being the default. If C<$color> is negative, suppress
2622	the message unless the client supports the msg packet.	2821	the message unless the client supports the msg packet.
2623		2822
2624	=cut	2823	=cut
2625		2824
		2825	# non-persistent channels (usually the info channel)
2626	our %CHANNEL = (	2826	our %CHANNEL = (
		2827	"c/motd" => {
		2828	id => "infobox",
		2829	title => "MOTD",
		2830	reply => undef,
		2831	tooltip => "The message of the day",
		2832	},
2627	"c/identify" => {	2833	"c/identify" => {
2628	id => "identify",	2834	id => "infobox",
2629	title => "Identify",	2835	title => "Identify",
2630	reply => undef,	2836	reply => undef,
2631	tooltip => "Items recently identified",	2837	tooltip => "Items recently identified",
2632	},	2838	},
2633	"c/examine" => {	2839	"c/examine" => {
2634	id => "examine",	2840	id => "infobox",
2635	title => "Examine",	2841	title => "Examine",
2636	reply => undef,	2842	reply => undef,
2637	tooltip => "Signs and other items you examined",	2843	tooltip => "Signs and other items you examined",
2638	},	2844	},
		2845	"c/shopinfo" => {
		2846	id => "infobox",
		2847	title => "Shop Info",
		2848	reply => undef,
		2849	tooltip => "What your bargaining skill tells you about the shop",
		2850	},
		2851	"c/book" => {
		2852	id => "infobox",
		2853	title => "Book",
		2854	reply => undef,
		2855	tooltip => "The contents of a note or book",
		2856	},
		2857	"c/lookat" => {
		2858	id => "infobox",
		2859	title => "Look",
		2860	reply => undef,
		2861	tooltip => "What you saw there",
		2862	},
		2863	"c/who" => {
		2864	id => "infobox",
		2865	title => "Players",
		2866	reply => undef,
		2867	tooltip => "Shows players who are currently online",
		2868	},
		2869	"c/body" => {
		2870	id => "infobox",
		2871	title => "Body Parts",
		2872	reply => undef,
		2873	tooltip => "Shows which body parts you posess and are available",
		2874	},
		2875	"c/statistics" => {
		2876	id => "infobox",
		2877	title => "Statistics",
		2878	reply => undef,
		2879	tooltip => "Shows your primary statistics",
		2880	},
		2881	"c/skills" => {
		2882	id => "infobox",
		2883	title => "Skills",
		2884	reply => undef,
		2885	tooltip => "Shows your experience per skill and item power",
		2886	},
		2887	"c/shopitems" => {
		2888	id => "infobox",
		2889	title => "Shop Items",
		2890	reply => undef,
		2891	tooltip => "Shows the items currently for sale in this shop",
		2892	},
		2893	"c/resistances" => {
		2894	id => "infobox",
		2895	title => "Resistances",
		2896	reply => undef,
		2897	tooltip => "Shows your resistances",
		2898	},
		2899	"c/pets" => {
		2900	id => "infobox",
		2901	title => "Pets",
		2902	reply => undef,
		2903	tooltip => "Shows information abotu your pets/a specific pet",
		2904	},
		2905	"c/perceiveself" => {
		2906	id => "infobox",
		2907	title => "Perceive Self",
		2908	reply => undef,
		2909	tooltip => "You gained detailed knowledge about yourself",
		2910	},
		2911	"c/uptime" => {
		2912	id => "infobox",
		2913	title => "Uptime",
		2914	reply => undef,
		2915	tooltip => "How long the server has been running since last restart",
		2916	},
		2917	"c/mapinfo" => {
		2918	id => "infobox",
		2919	title => "Map Info",
		2920	reply => undef,
		2921	tooltip => "Information related to the maps",
		2922	},
		2923	"c/party" => {
		2924	id => "party",
		2925	title => "Party",
		2926	reply => "gsay ",
		2927	tooltip => "Messages and chat related to your party",
		2928	},
		2929	"c/death" => {
		2930	id => "death",
		2931	title => "Death",
		2932	reply => undef,
		2933	tooltip => "Reason for and more info about your most recent death",
		2934	},
		2935	"c/say" => $SAY_CHANNEL,
		2936	"c/chat" => $CHAT_CHANNEL,
2639	);	2937	);
2640		2938
2641	sub cf::client::send_msg {	2939	sub cf::client::send_msg {
2642	my ($self, $channel, $msg, $color, @extra) = @_;	2940	my ($self, $channel, $msg, $color, @extra) = @_;
2643		2941
2644	$msg = $self->pl->expand_cfpod ($msg);	2942	$msg = $self->pl->expand_cfpod ($msg)
		2943	unless $color & cf::NDI_VERBATIM;
2645		2944
2646	$color &= cf::NDI_CLIENT_MASK; # just in case...	2945	$color &= cf::NDI_CLIENT_MASK; # just in case...
2647		2946
2648	# check predefined channels, for the benefit of C	2947	# check predefined channels, for the benefit of C
2649	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};	2948	if ($CHANNEL{$channel}) {
		2949	$channel = $CHANNEL{$channel};
2650		2950
		2951	$self->ext_msg (channel_info => $channel);
		2952	$channel = $channel->{id};
		2953
2651	if (ref $channel) {	2954	} elsif (ref $channel) {
2652	# send meta info to client, if not yet sent	2955	# send meta info to client, if not yet sent
2653	unless (exists $self->{channel}{$channel->{id}}) {	2956	unless (exists $self->{channel}{$channel->{id}}) {
2654	$self->{channel}{$channel->{id}} = $channel;	2957	$self->{channel}{$channel->{id}} = $channel;
2655	$self->ext_msg (channel_info => $channel)	2958	$self->ext_msg (channel_info => $channel);
2656	if $self->can_msg;
2657	}	2959	}
2658		2960
2659	$channel = $channel->{id};	2961	$channel = $channel->{id};
2660	}	2962	}
2661		2963
2662	return unless @extra || length $msg;	2964	return unless @extra || length $msg;
2663		2965
2664	if ($self->can_msg) {
2665	# default colour, mask it out	2966	# default colour, mask it out
2666	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2967	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2667	if $color & cf::NDI_DEF;	2968	if $color & cf::NDI_DEF;
2668		2969
2669	$self->send_packet ("msg " . $self->{json_coder}->encode (	2970	my $pkt = "msg "
		2971	. $self->{json_coder}->encode (
2670	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2972	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2671	} else {	2973	);
2672	if ($color >= 0) {
2673	# replace some tags by gcfclient-compatible ones
2674	for ($msg) {
2675	1 while
2676	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2677	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2678	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2679	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2680	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2681	}
2682		2974
2683	$color &= cf::NDI_COLOR_MASK;	2975	$self->send_big_packet ($pkt);
2684
2685	utf8::encode $msg;
2686
2687	if (0 && $msg =~ /\[/) {
2688	# COMMAND/INFO
2689	$self->send_packet ("drawextinfo $color 10 8 $msg")
2690	} else {
2691	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2692	$self->send_packet ("drawinfo $color $msg")
2693	}
2694	}
2695	}
2696	}	2976	}
2697		2977
2698	=item $client->ext_msg ($type, @msg)	2978	=item $client->ext_msg ($type, @msg)
2699		2979
2700	Sends an ext event to the client.	2980	Sends an ext event to the client.
…		…
2703		2983
2704	sub cf::client::ext_msg($$@) {	2984	sub cf::client::ext_msg($$@) {
2705	my ($self, $type, @msg) = @_;	2985	my ($self, $type, @msg) = @_;
2706		2986
2707	if ($self->extcmd == 2) {	2987	if ($self->extcmd == 2) {
2708	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	2988	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2709	} elsif ($self->extcmd == 1) { # TODO: remove	2989	} elsif ($self->extcmd == 1) { # TODO: remove
2710	push @msg, msgtype => "event_$type";	2990	push @msg, msgtype => "event_$type";
2711	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	2991	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2712	}	2992	}
2713	}	2993	}
2714		2994
2715	=item $client->ext_reply ($msgid, @msg)	2995	=item $client->ext_reply ($msgid, @msg)
2716		2996
…		…
2720		3000
2721	sub cf::client::ext_reply($$@) {	3001	sub cf::client::ext_reply($$@) {
2722	my ($self, $id, @msg) = @_;	3002	my ($self, $id, @msg) = @_;
2723		3003
2724	if ($self->extcmd == 2) {	3004	if ($self->extcmd == 2) {
2725	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3005	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2726	} elsif ($self->extcmd == 1) {	3006	} elsif ($self->extcmd == 1) {
2727	#TODO: version 1, remove	3007	#TODO: version 1, remove
2728	unshift @msg, msgtype => "reply", msgid => $id;	3008	unshift @msg, msgtype => "reply", msgid => $id;
2729	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3009	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2730	}	3010	}
2731	}	3011	}
2732		3012
2733	=item $success = $client->query ($flags, "text", \&cb)	3013	=item $success = $client->query ($flags, "text", \&cb)
2734		3014
…		…
2861	our $safe_hole = new Safe::Hole;	3141	our $safe_hole = new Safe::Hole;
2862		3142
2863	$SIG{FPE} = 'IGNORE';	3143	$SIG{FPE} = 'IGNORE';
2864		3144
2865	$safe->permit_only (Opcode::opset qw(	3145	$safe->permit_only (Opcode::opset qw(
2866	:base_core :base_mem :base_orig :base_math	3146	:base_core :base_mem :base_orig :base_math :base_loop
2867	grepstart grepwhile mapstart mapwhile	3147	grepstart grepwhile mapstart mapwhile
2868	sort time	3148	sort time
2869	));	3149	));
2870		3150
2871	# here we export the classes and methods available to script code	3151	# here we export the classes and methods available to script code
…		…
2873	=pod	3153	=pod
2874		3154
2875	The following functions and methods are available within a safe environment:	3155	The following functions and methods are available within a safe environment:
2876		3156
2877	cf::object	3157	cf::object
2878	contr pay_amount pay_player map x y force_find force_add	3158	contr pay_amount pay_player map x y force_find force_add destroy
2879	insert remove name archname title slaying race decrease_ob_nr	3159	insert remove name archname title slaying race decrease split
		3160	value
2880		3161
2881	cf::object::player	3162	cf::object::player
2882	player	3163	player
2883		3164
2884	cf::player	3165	cf::player
…		…
2889		3170
2890	=cut	3171	=cut
2891		3172
2892	for (	3173	for (
2893	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3174	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2894	insert remove inv name archname title slaying race	3175	insert remove inv nrof name archname title slaying race
2895	decrease_ob_nr)],	3176	decrease split destroy change_exp value msg lore send_msg)],
2896	["cf::object::player" => qw(player)],	3177	["cf::object::player" => qw(player)],
2897	["cf::player" => qw(peaceful)],	3178	["cf::player" => qw(peaceful send_msg)],
2898	["cf::map" => qw(trigger)],	3179	["cf::map" => qw(trigger)],
2899	) {	3180	) {
2900	no strict 'refs';	3181	no strict 'refs';
2901	my ($pkg, @funs) = @$_;	3182	my ($pkg, @funs) = @$_;
2902	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3183	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2920		3201
2921	my $qcode = $code;	3202	my $qcode = $code;
2922	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3203	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2923	$qcode =~ s/\n/\\n/g;	3204	$qcode =~ s/\n/\\n/g;
2924		3205
		3206	%vars = (_dummy => 0) unless %vars;
		3207
		3208	my @res;
2925	local $_;	3209	local $_;
2926	local @safe::cf::_safe_eval_args = values %vars;
2927		3210
2928	my $eval =	3211	my $eval =
2929	"do {\n"	3212	"do {\n"
2930	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3213	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2931	. "#line 0 \"{$qcode}\"\n"	3214	. "#line 0 \"{$qcode}\"\n"
2932	. $code	3215	. $code
2933	. "\n}"	3216	. "\n}"
2934	;	3217	;
2935		3218
		3219	if ($CFG{safe_eval}) {
2936	sub_generation_inc;	3220	sub_generation_inc;
		3221	local @safe::cf::_safe_eval_args = values %vars;
2937	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3222	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2938	sub_generation_inc;	3223	sub_generation_inc;
		3224	} else {
		3225	local @cf::_safe_eval_args = values %vars;
		3226	@res = wantarray ? eval eval : scalar eval $eval;
		3227	}
2939		3228
2940	if ($@) {	3229	if ($@) {
2941	warn "$@";	3230	warn "$@";
2942	warn "while executing safe code '$code'\n";	3231	warn "while executing safe code '$code'\n";
2943	warn "with arguments " . (join " ", %vars) . "\n";	3232	warn "with arguments " . (join " ", %vars) . "\n";
…		…
2962	=cut	3251	=cut
2963		3252
2964	sub register_script_function {	3253	sub register_script_function {
2965	my ($fun, $cb) = @_;	3254	my ($fun, $cb) = @_;
2966		3255
2967	no strict 'refs';	3256	$fun = "safe::$fun" if $CFG{safe_eval};
2968	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3257	*$fun = $safe_hole->wrap ($cb);
2969	}	3258	}
2970		3259
2971	=back	3260	=back
2972		3261
2973	=cut	3262	=cut
…		…
2994		3283
2995	$facedata->{version} == 2	3284	$facedata->{version} == 2
2996	or cf::cleanup "$path: version mismatch, cannot proceed.";	3285	or cf::cleanup "$path: version mismatch, cannot proceed.";
2997		3286
2998	# patch in the exptable	3287	# patch in the exptable
		3288	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
2999	$facedata->{resource}{"res/exp_table"} = {	3289	$facedata->{resource}{"res/exp_table"} = {
3000	type => FT_RSRC,	3290	type => FT_RSRC,
3001	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3291	data => $exp_table,
		3292	hash => (Digest::MD5::md5 $exp_table),
3002	};	3293	};
3003	cf::cede_to_tick;	3294	cf::cede_to_tick;
3004		3295
3005	{	3296	{
3006	my $faces = $facedata->{faceinfo};	3297	my $faces = $facedata->{faceinfo};
3007		3298
3008	while (my ($face, $info) = each %$faces) {	3299	while (my ($face, $info) = each %$faces) {
3009	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3300	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3301
3010	cf::face::set_visibility $idx, $info->{visibility};	3302	cf::face::set_visibility $idx, $info->{visibility};
3011	cf::face::set_magicmap $idx, $info->{magicmap};	3303	cf::face::set_magicmap $idx, $info->{magicmap};
3012	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3304	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3013	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3305	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
3014		3306
3015	cf::cede_to_tick;	3307	cf::cede_to_tick;
3016	}	3308	}
3017		3309
3018	while (my ($face, $info) = each %$faces) {	3310	while (my ($face, $info) = each %$faces) {
3019	next unless $info->{smooth};	3311	next unless $info->{smooth};
		3312
3020	my $idx = cf::face::find $face	3313	my $idx = cf::face::find $face
3021	or next;	3314	or next;
		3315
3022	if (my $smooth = cf::face::find $info->{smooth}) {	3316	if (my $smooth = cf::face::find $info->{smooth}) {
3023	cf::face::set_smooth $idx, $smooth;	3317	cf::face::set_smooth $idx, $smooth;
3024	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3318	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3025	} else {	3319	} else {
3026	warn "smooth face '$info->{smooth}' not found for face '$face'";	3320	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
3040		3334
3041	cf::anim::invalidate_all; # d'oh	3335	cf::anim::invalidate_all; # d'oh
3042	}	3336	}
3043		3337
3044	{	3338	{
3045	# TODO: for gcfclient pleasure, we should give resources
3046	# that gcfclient doesn't grok a >10000 face index.
3047	my $res = $facedata->{resource};	3339	my $res = $facedata->{resource};
3048		3340
3049	my $soundconf = delete $res->{"res/sound.conf"};
3050
3051	while (my ($name, $info) = each %$res) {	3341	while (my ($name, $info) = each %$res) {
		3342	if (defined $info->{type}) {
3052	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3343	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3053	my $data;
3054		3344
3055	if ($info->{type} & 1) {	3345	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3056	# prepend meta info	3346	cf::face::set_type $idx, $info->{type};
3057
3058	my $meta = $enc->encode ({
3059	name => $name,
3060	%{ $info->{meta} || {} },
3061	});
3062
3063	$data = pack "(w/a*)*", $meta, $info->{data};
3064	} else {	3347	} else {
3065	$data = $info->{data};	3348	$RESOURCE{$name} = $info;
3066	}	3349	}
3067		3350
3068	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3069	cf::face::set_type $idx, $info->{type};
3070
3071	cf::cede_to_tick;	3351	cf::cede_to_tick;
3072	}	3352	}
3073
3074	if ($soundconf) {
3075	$soundconf = $enc->decode (delete $soundconf->{data});
3076
3077	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3078	my $sound = $soundconf->{compat}[$_]
3079	or next;
3080
3081	my $face = cf::face::find "sound/$sound->[1]";
3082	cf::sound::set $sound->[0] => $face;
3083	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3084	}
3085
3086	while (my ($k, $v) = each %{$soundconf->{event}}) {
3087	my $face = cf::face::find "sound/$v";
3088	cf::sound::set $k => $face;
3089	}
3090	}
3091	}	3353	}
		3354
		3355	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3092		3356
3093	1	3357	1
3094	}	3358	}
		3359
		3360	cf::global->attach (on_resource_update => sub {
		3361	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3362	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3363
		3364	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3365	my $sound = $soundconf->{compat}[$_]
		3366	or next;
		3367
		3368	my $face = cf::face::find "sound/$sound->[1]";
		3369	cf::sound::set $sound->[0] => $face;
		3370	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3371	}
		3372
		3373	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3374	my $face = cf::face::find "sound/$v";
		3375	cf::sound::set $k => $face;
		3376	}
		3377	}
		3378	});
3095		3379
3096	register_exticmd fx_want => sub {	3380	register_exticmd fx_want => sub {
3097	my ($ns, $want) = @_;	3381	my ($ns, $want) = @_;
3098		3382
3099	while (my ($k, $v) = each %$want) {	3383	while (my ($k, $v) = each %$want) {
3100	$ns->fx_want ($k, $v);	3384	$ns->fx_want ($k, $v);
3101	}	3385	}
3102	};	3386	};
		3387
		3388	sub load_resource_file($) {
		3389	my $guard = lock_acquire "load_resource_file";
		3390
		3391	my $status = load_resource_file_ $_[0];
		3392	get_slot 0.1, 100;
		3393	cf::arch::commit_load;
		3394
		3395	$status
		3396	}
3103		3397
3104	sub reload_regions {	3398	sub reload_regions {
3105	# HACK to clear player env face cache, we need some signal framework	3399	# HACK to clear player env face cache, we need some signal framework
3106	# for this (global event?)	3400	# for this (global event?)
3107	%ext::player_env::MUSIC_FACE_CACHE = ();	3401	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3121	}	3415	}
3122		3416
3123	sub reload_archetypes {	3417	sub reload_archetypes {
3124	load_resource_file "$DATADIR/archetypes"	3418	load_resource_file "$DATADIR/archetypes"
3125	or die "unable to load archetypes\n";	3419	or die "unable to load archetypes\n";
3126	#d# NEED to laod twice to resolve forward references
3127	# this really needs to be done in an extra post-pass
3128	# (which needs to be synchronous, so solve it differently)
3129	load_resource_file "$DATADIR/archetypes"
3130	or die "unable to load archetypes\n";
3131	}	3420	}
3132		3421
3133	sub reload_treasures {	3422	sub reload_treasures {
3134	load_resource_file "$DATADIR/treasures"	3423	load_resource_file "$DATADIR/treasures"
3135	or die "unable to load treasurelists\n";	3424	or die "unable to load treasurelists\n";
3136	}	3425	}
3137		3426
3138	sub reload_resources {	3427	sub reload_resources {
3139	warn "reloading resource files...\n";	3428	warn "reloading resource files...\n";
3140		3429
		3430	reload_facedata;
		3431	reload_archetypes;
3141	reload_regions;	3432	reload_regions;
3142	reload_facedata;
3143	#reload_archetypes;#d#
3144	reload_archetypes;
3145	reload_treasures;	3433	reload_treasures;
3146		3434
3147	warn "finished reloading resource files\n";	3435	warn "finished reloading resource files\n";
3148	}	3436	}
3149		3437
3150	sub init {
3151	reload_resources;
3152	}
3153
3154	sub reload_config {	3438	sub reload_config {
		3439	warn "reloading config file...\n";
		3440
3155	open my $fh, "<:utf8", "$CONFDIR/config"	3441	open my $fh, "<:utf8", "$CONFDIR/config"
3156	or return;	3442	or return;
3157		3443
3158	local $/;	3444	local $/;
3159	*CFG = YAML::Syck::Load <$fh>;	3445	*CFG = YAML::XS::Load scalar <$fh>;
3160		3446
3161	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3447	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3162		3448
3163	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3449	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3164	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3450	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3168	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3454	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3169	and die "WARNING: m(un)lockall failed: $!\n";	3455	and die "WARNING: m(un)lockall failed: $!\n";
3170	};	3456	};
3171	warn $@ if $@;	3457	warn $@ if $@;
3172	}	3458	}
		3459
		3460	warn "finished reloading resource files\n";
		3461	}
		3462
		3463	sub pidfile() {
		3464	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3465	or die "$PIDFILE: $!";
		3466	flock $fh, &Fcntl::LOCK_EX
		3467	or die "$PIDFILE: flock: $!";
		3468	$fh
		3469	}
		3470
		3471	# make sure only one server instance is running at any one time
		3472	sub atomic {
		3473	my $fh = pidfile;
		3474
		3475	my $pid = <$fh>;
		3476	kill 9, $pid if $pid > 0;
		3477
		3478	seek $fh, 0, 0;
		3479	print $fh $$;
		3480	}
		3481
		3482	sub main_loop {
		3483	warn "EV::loop starting\n";
		3484	if (1) {
		3485	EV::loop;
		3486	}
		3487	warn "EV::loop returned\n";
		3488	goto &main_loop unless $REALLY_UNLOOP;
3173	}	3489	}
3174		3490
3175	sub main {	3491	sub main {
		3492	cf::init_globals; # initialise logging
		3493
		3494	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3495	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3496	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3497	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3498
		3499	cf::init_experience;
		3500	cf::init_anim;
		3501	cf::init_attackmess;
		3502	cf::init_dynamic;
		3503
		3504	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3505
3176	# we must not ever block the main coroutine	3506	# we must not ever block the main coroutine
3177	local $Coro::idle = sub {	3507	local $Coro::idle = sub {
3178	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3508	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3179	(async {	3509	(async {
3180	Event::one_event;	3510	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3511	EV::loop EV::LOOP_ONESHOT;
3181	})->prio (Coro::PRIO_MAX);	3512	})->prio (Coro::PRIO_MAX);
3182	};	3513	};
3183		3514
		3515	evthread_start IO::AIO::poll_fileno;
		3516
		3517	cf::sync_job {
		3518	cf::load_settings;
		3519	cf::load_materials;
		3520
		3521	reload_resources;
3184	reload_config;	3522	reload_config;
3185	db_init;	3523	db_init;
		3524
		3525	cf::init_uuid;
		3526	cf::init_signals;
		3527	cf::init_commands;
		3528	cf::init_skills;
		3529
		3530	cf::init_beforeplay;
		3531
		3532	atomic;
		3533
3186	load_extensions;	3534	load_extensions;
3187		3535
3188	$TICK_WATCHER->start;	3536	utime time, time, $RUNTIMEFILE;
3189	Event::loop;	3537
		3538	# no (long-running) fork's whatsoever before this point(!)
		3539	use POSIX ();
		3540	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3541
		3542	(pop @POST_INIT)->(0) while @POST_INIT;
		3543	};
		3544
		3545	main_loop;
3190	}	3546	}
3191		3547
3192	#############################################################################	3548	#############################################################################
3193	# initialisation and cleanup	3549	# initialisation and cleanup
3194		3550
3195	# install some emergency cleanup handlers	3551	# install some emergency cleanup handlers
3196	BEGIN {	3552	BEGIN {
		3553	our %SIGWATCHER = ();
3197	for my $signal (qw(INT HUP TERM)) {	3554	for my $signal (qw(INT HUP TERM)) {
3198	Event->signal (	3555	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3199	reentrant => 0,
3200	data => WF_AUTOCANCEL,
3201	signal => $signal,
3202	prio => 0,
3203	cb => sub {
3204	cf::cleanup "SIG$signal";	3556	cf::cleanup "SIG$signal";
3205	},
3206	);	3557	};
3207	}	3558	}
3208	}	3559	}
3209		3560
3210	sub write_runtime {	3561	sub write_runtime_sync {
3211	my $runtime = "$LOCALDIR/runtime";
3212
3213	# first touch the runtime file to show we are still running:	3562	# first touch the runtime file to show we are still running:
3214	# the fsync below can take a very very long time.	3563	# the fsync below can take a very very long time.
3215		3564
3216	IO::AIO::aio_utime $runtime, undef, undef;	3565	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3217		3566
3218	my $guard = cf::lock_acquire "write_runtime";	3567	my $guard = cf::lock_acquire "write_runtime";
3219		3568
3220	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3569	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3221	or return;	3570	or return;
3222		3571
3223	my $value = $cf::RUNTIME + 90 + 10;	3572	my $value = $cf::RUNTIME + 90 + 10;
3224	# 10 is the runtime save interval, for a monotonic clock	3573	# 10 is the runtime save interval, for a monotonic clock
3225	# 60 allows for the watchdog to kill the server.	3574	# 60 allows for the watchdog to kill the server.
…		…
3235	aio_utime $fh, undef, undef;	3584	aio_utime $fh, undef, undef;
3236		3585
3237	close $fh	3586	close $fh
3238	or return;	3587	or return;
3239		3588
3240	aio_rename "$runtime~", $runtime	3589	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3241	and return;	3590	and return;
3242		3591
3243	warn "runtime file written.\n";	3592	warn "runtime file written.\n";
3244		3593
3245	1	3594	1
		3595	}
		3596
		3597	our $uuid_lock;
		3598	our $uuid_skip;
		3599
		3600	sub write_uuid_sync($) {
		3601	$uuid_skip ||= $_[0];
		3602
		3603	return if $uuid_lock;
		3604	local $uuid_lock = 1;
		3605
		3606	my $uuid = "$LOCALDIR/uuid";
		3607
		3608	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3609	or return;
		3610
		3611	my $value = uuid_seq uuid_cur;
		3612
		3613	unless ($value) {
		3614	warn "cowardly refusing to write zero uuid value!\n";
		3615	return;
		3616	}
		3617
		3618	my $value = uuid_str $value + $uuid_skip;
		3619	$uuid_skip = 0;
		3620
		3621	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3622	and return;
		3623
		3624	# always fsync - this file is important
		3625	aio_fsync $fh
		3626	and return;
		3627
		3628	close $fh
		3629	or return;
		3630
		3631	aio_rename "$uuid~", $uuid
		3632	and return;
		3633
		3634	warn "uuid file written ($value).\n";
		3635
		3636	1
		3637
		3638	}
		3639
		3640	sub write_uuid($$) {
		3641	my ($skip, $sync) = @_;
		3642
		3643	$sync ? write_uuid_sync $skip
		3644	: async { write_uuid_sync $skip };
3246	}	3645	}
3247		3646
3248	sub emergency_save() {	3647	sub emergency_save() {
3249	my $freeze_guard = cf::freeze_mainloop;	3648	my $freeze_guard = cf::freeze_mainloop;
3250		3649
3251	warn "enter emergency perl save\n";	3650	warn "emergency_perl_save: enter\n";
3252		3651
3253	cf::sync_job {	3652	cf::sync_job {
		3653	# this is a trade-off: we want to be very quick here, so
		3654	# save all maps without fsync, and later call a global sync
		3655	# (which in turn might be very very slow)
		3656	local $USE_FSYNC = 0;
		3657
3254	# use a peculiar iteration method to avoid tripping on perl	3658	# use a peculiar iteration method to avoid tripping on perl
3255	# refcount bugs in for. also avoids problems with players	3659	# refcount bugs in for. also avoids problems with players
3256	# and maps saved/destroyed asynchronously.	3660	# and maps saved/destroyed asynchronously.
3257	warn "begin emergency player save\n";	3661	warn "emergency_perl_save: begin player save\n";
3258	for my $login (keys %cf::PLAYER) {	3662	for my $login (keys %cf::PLAYER) {
3259	my $pl = $cf::PLAYER{$login} or next;	3663	my $pl = $cf::PLAYER{$login} or next;
3260	$pl->valid or next;	3664	$pl->valid or next;
		3665	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3261	$pl->save;	3666	$pl->save;
3262	}	3667	}
3263	warn "end emergency player save\n";	3668	warn "emergency_perl_save: end player save\n";
3264		3669
3265	warn "begin emergency map save\n";	3670	warn "emergency_perl_save: begin map save\n";
3266	for my $path (keys %cf::MAP) {	3671	for my $path (keys %cf::MAP) {
3267	my $map = $cf::MAP{$path} or next;	3672	my $map = $cf::MAP{$path} or next;
3268	$map->valid or next;	3673	$map->valid or next;
3269	$map->save;	3674	$map->save;
3270	}	3675	}
3271	warn "end emergency map save\n";	3676	warn "emergency_perl_save: end map save\n";
3272		3677
3273	warn "begin emergency database checkpoint\n";	3678	warn "emergency_perl_save: begin database checkpoint\n";
3274	BDB::db_env_txn_checkpoint $DB_ENV;	3679	BDB::db_env_txn_checkpoint $DB_ENV;
3275	warn "end emergency database checkpoint\n";	3680	warn "emergency_perl_save: end database checkpoint\n";
		3681
		3682	warn "emergency_perl_save: begin write uuid\n";
		3683	write_uuid_sync 1;
		3684	warn "emergency_perl_save: end write uuid\n";
3276	};	3685	};
3277		3686
		3687	warn "emergency_perl_save: starting sync()\n";
		3688	IO::AIO::aio_sync sub {
		3689	warn "emergency_perl_save: finished sync()\n";
		3690	};
		3691
3278	warn "leave emergency perl save\n";	3692	warn "emergency_perl_save: leave\n";
3279	}	3693	}
3280		3694
3281	sub post_cleanup {	3695	sub post_cleanup {
3282	my ($make_core) = @_;	3696	my ($make_core) = @_;
3283		3697
3284	warn Carp::longmess "post_cleanup backtrace"	3698	warn Carp::longmess "post_cleanup backtrace"
3285	if $make_core;	3699	if $make_core;
		3700
		3701	my $fh = pidfile;
		3702	unlink $PIDFILE if <$fh> == $$;
		3703	}
		3704
		3705	# a safer delete_package, copied from Symbol
		3706	sub clear_package($) {
		3707	my $pkg = shift;
		3708
		3709	# expand to full symbol table name if needed
		3710	unless ($pkg =~ /^main::.*::$/) {
		3711	$pkg = "main$pkg" if $pkg =~ /^::/;
		3712	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3713	$pkg .= '::' unless $pkg =~ /::$/;
		3714	}
		3715
		3716	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3717	my $stem_symtab = *{$stem}{HASH};
		3718
		3719	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3720	or return;
		3721
		3722	# clear all symbols
		3723	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3724	for my $name (keys %$leaf_symtab) {
		3725	_gv_clear *{"$pkg$name"};
		3726	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3727	}
		3728	warn "cleared package $pkg\n";#d#
3286	}	3729	}
3287		3730
3288	sub do_reload_perl() {	3731	sub do_reload_perl() {
3289	# can/must only be called in main	3732	# can/must only be called in main
3290	if ($Coro::current != $Coro::main) {	3733	if ($Coro::current != $Coro::main) {
3291	warn "can only reload from main coroutine";	3734	warn "can only reload from main coroutine";
3292	return;	3735	return;
3293	}	3736	}
3294		3737
		3738	return if $RELOAD++;
		3739
		3740	my $t1 = EV::time;
		3741
		3742	while ($RELOAD) {
3295	warn "reloading...";	3743	warn "reloading...";
3296		3744
3297	warn "entering sync_job";	3745	warn "entering sync_job";
3298		3746
3299	cf::sync_job {	3747	cf::sync_job {
3300	cf::write_runtime; # external watchdog should not bark	3748	cf::write_runtime_sync; # external watchdog should not bark
3301	cf::emergency_save;	3749	cf::emergency_save;
3302	cf::write_runtime; # external watchdog should not bark	3750	cf::write_runtime_sync; # external watchdog should not bark
3303		3751
3304	warn "syncing database to disk";	3752	warn "syncing database to disk";
3305	BDB::db_env_txn_checkpoint $DB_ENV;	3753	BDB::db_env_txn_checkpoint $DB_ENV;
3306		3754
3307	# if anything goes wrong in here, we should simply crash as we already saved	3755	# if anything goes wrong in here, we should simply crash as we already saved
3308		3756
3309	warn "cancelling all WF_AUTOCANCEL watchers";
3310	for (Event::all_watchers) {
3311	$_->cancel if $_->data & WF_AUTOCANCEL;
3312	}
3313
3314	warn "flushing outstanding aio requests";	3757	warn "flushing outstanding aio requests";
3315	for (;;) {
3316	BDB::flush;
3317	IO::AIO::flush;
3318	Coro::cede;
3319	last unless IO::AIO::nreqs || BDB::nreqs;	3758	while (IO::AIO::nreqs || BDB::nreqs) {
3320	warn "iterate...";	3759	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3321	}
3322
3323	++$RELOAD;
3324
3325	warn "cancelling all extension coros";
3326	$_->cancel for values %EXT_CORO;
3327	%EXT_CORO = ();
3328
3329	warn "removing commands";
3330	%COMMAND = ();
3331
3332	warn "removing ext/exti commands";
3333	%EXTCMD = ();
3334	%EXTICMD = ();
3335
3336	warn "unloading/nuking all extensions";
3337	for my $pkg (@EXTS) {
3338	warn "... unloading $pkg";
3339
3340	if (my $cb = $pkg->can ("unload")) {
3341	eval {
3342	$cb->($pkg);
3343	1
3344	} or warn "$pkg unloaded, but with errors: $@";
3345	}	3760	}
3346		3761
3347	warn "... nuking $pkg";	3762	warn "cancelling all extension coros";
3348	Symbol::delete_package $pkg;	3763	$_->cancel for values %EXT_CORO;
3349	}	3764	%EXT_CORO = ();
3350		3765
3351	warn "unloading all perl modules loaded from $LIBDIR";	3766	warn "removing commands";
3352	while (my ($k, $v) = each %INC) {	3767	%COMMAND = ();
3353	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3354		3768
		3769	warn "removing ext/exti commands";
		3770	%EXTCMD = ();
		3771	%EXTICMD = ();
		3772
		3773	warn "unloading/nuking all extensions";
		3774	for my $pkg (@EXTS) {
3355	warn "... unloading $k";	3775	warn "... unloading $pkg";
3356	delete $INC{$k};
3357		3776
3358	$k =~ s/\.pm$//;
3359	$k =~ s/\//::/g;
3360
3361	if (my $cb = $k->can ("unload_module")) {	3777	if (my $cb = $pkg->can ("unload")) {
		3778	eval {
3362	$cb->();	3779	$cb->($pkg);
		3780	1
		3781	} or warn "$pkg unloaded, but with errors: $@";
		3782	}
		3783
		3784	warn "... clearing $pkg";
		3785	clear_package $pkg;
3363	}	3786	}
3364		3787
3365	Symbol::delete_package $k;	3788	warn "unloading all perl modules loaded from $LIBDIR";
		3789	while (my ($k, $v) = each %INC) {
		3790	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3791
		3792	warn "... unloading $k";
		3793	delete $INC{$k};
		3794
		3795	$k =~ s/\.pm$//;
		3796	$k =~ s/\//::/g;
		3797
		3798	if (my $cb = $k->can ("unload_module")) {
		3799	$cb->();
		3800	}
		3801
		3802	clear_package $k;
3366	}	3803	}
3367		3804
3368	warn "getting rid of safe::, as good as possible";	3805	warn "getting rid of safe::, as good as possible";
3369	Symbol::delete_package "safe::$_"	3806	clear_package "safe::$_"
3370	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3807	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3371		3808
3372	warn "unloading cf.pm \"a bit\"";	3809	warn "unloading cf.pm \"a bit\"";
3373	delete $INC{"cf.pm"};	3810	delete $INC{"cf.pm"};
3374	delete $INC{"cf/pod.pm"};	3811	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3375		3812
3376	# don't, removes xs symbols, too,	3813	# don't, removes xs symbols, too,
3377	# and global variables created in xs	3814	# and global variables created in xs
3378	#Symbol::delete_package __PACKAGE__;	3815	#clear_package __PACKAGE__;
3379		3816
3380	warn "unload completed, starting to reload now";	3817	warn "unload completed, starting to reload now";
3381		3818
3382	warn "reloading cf.pm";	3819	warn "reloading cf.pm";
3383	require cf;	3820	require cf;
3384	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3821	cf::_connect_to_perl_1;
3385		3822
3386	warn "loading config and database again";	3823	warn "loading config and database again";
3387	cf::reload_config;	3824	cf::reload_config;
3388		3825
3389	warn "loading extensions";	3826	warn "loading extensions";
3390	cf::load_extensions;	3827	cf::load_extensions;
3391		3828
		3829	if ($REATTACH_ON_RELOAD) {
3392	warn "reattaching attachments to objects/players";	3830	warn "reattaching attachments to objects/players";
3393	_global_reattach; # objects, sockets	3831	_global_reattach; # objects, sockets
3394	warn "reattaching attachments to maps";	3832	warn "reattaching attachments to maps";
3395	reattach $_ for values %MAP;	3833	reattach $_ for values %MAP;
3396	warn "reattaching attachments to players";	3834	warn "reattaching attachments to players";
3397	reattach $_ for values %PLAYER;	3835	reattach $_ for values %PLAYER;
		3836	}
3398		3837
		3838	warn "running post_init jobs";
		3839	(pop @POST_INIT)->(1) while @POST_INIT;
		3840
3399	warn "leaving sync_job";	3841	warn "leaving sync_job";
3400		3842
3401	1	3843	1
3402	} or do {	3844	} or do {
3403	warn $@;	3845	warn $@;
3404	warn "error while reloading, exiting.";	3846	cf::cleanup "error while reloading, exiting.";
3405	exit 1;
3406	};	3847	};
3407		3848
3408	warn "reloaded";	3849	warn "reloaded";
		3850	--$RELOAD;
		3851	}
		3852
		3853	$t1 = EV::time - $t1;
		3854	warn "reload completed in ${t1}s\n";
3409	};	3855	};
3410		3856
3411	our $RELOAD_WATCHER; # used only during reload	3857	our $RELOAD_WATCHER; # used only during reload
3412		3858
3413	sub reload_perl() {	3859	sub reload_perl() {
3414	# doing reload synchronously and two reloads happen back-to-back,	3860	# doing reload synchronously and two reloads happen back-to-back,
3415	# coro crashes during coro_state_free->destroy here.	3861	# coro crashes during coro_state_free->destroy here.
3416		3862
3417	$RELOAD_WATCHER ||= Event->timer (	3863	$RELOAD_WATCHER ||= cf::async {
3418	reentrant => 0,	3864	Coro::AIO::aio_wait cache_extensions;
3419	after => 0,	3865
3420	data => WF_AUTOCANCEL,	3866	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
3421	cb => sub {
3422	do_reload_perl;	3867	do_reload_perl;
3423	undef $RELOAD_WATCHER;	3868	undef $RELOAD_WATCHER;
3424	},	3869	};
3425	);	3870	};
3426	}	3871	}
3427		3872
3428	register_command "reload" => sub {	3873	register_command "reload" => sub {
3429	my ($who, $arg) = @_;	3874	my ($who, $arg) = @_;
3430		3875
3431	if ($who->flag (FLAG_WIZ)) {	3876	if ($who->flag (FLAG_WIZ)) {
3432	$who->message ("reloading server.");	3877	$who->message ("reloading server.");
		3878	async {
		3879	$Coro::current->{desc} = "perl_reload";
3433	async { reload_perl };	3880	reload_perl;
		3881	};
3434	}	3882	}
3435	};	3883	};
3436		3884
3437	unshift @INC, $LIBDIR;	3885	unshift @INC, $LIBDIR;
3438		3886
…		…
3440		3888
3441	our @WAIT_FOR_TICK;	3889	our @WAIT_FOR_TICK;
3442	our @WAIT_FOR_TICK_BEGIN;	3890	our @WAIT_FOR_TICK_BEGIN;
3443		3891
3444	sub wait_for_tick {	3892	sub wait_for_tick {
3445	return unless $TICK_WATCHER->is_active;
3446	return if $Coro::current == $Coro::main;	3893	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3447		3894
3448	my $signal = new Coro::Signal;	3895	my $signal = new Coro::Signal;
3449	push @WAIT_FOR_TICK, $signal;	3896	push @WAIT_FOR_TICK, $signal;
3450	$signal->wait;	3897	$signal->wait;
3451	}	3898	}
3452		3899
3453	sub wait_for_tick_begin {	3900	sub wait_for_tick_begin {
3454	return unless $TICK_WATCHER->is_active;
3455	return if $Coro::current == $Coro::main;	3901	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3456		3902
3457	my $signal = new Coro::Signal;	3903	my $signal = new Coro::Signal;
3458	push @WAIT_FOR_TICK_BEGIN, $signal;	3904	push @WAIT_FOR_TICK_BEGIN, $signal;
3459	$signal->wait;	3905	$signal->wait;
3460	}	3906	}
3461		3907
3462	$TICK_WATCHER = Event->timer (	3908	sub tick {
3463	reentrant => 0,
3464	parked => 1,
3465	prio => 0,
3466	at => $NEXT_TICK || $TICK,
3467	data => WF_AUTOCANCEL,
3468	cb => sub {
3469	if ($Coro::current != $Coro::main) {	3909	if ($Coro::current != $Coro::main) {
3470	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3910	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3471	unless ++$bug_warning > 10;	3911	unless ++$bug_warning > 10;
3472	return;	3912	return;
3473	}	3913	}
3474		3914
3475	$NOW = $tick_start = Event::time;
3476
3477	cf::server_tick; # one server iteration	3915	cf::server_tick; # one server iteration
3478		3916
3479	$RUNTIME += $TICK;
3480	$NEXT_TICK += $TICK;
3481
3482	if ($NOW >= $NEXT_RUNTIME_WRITE) {	3917	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3483	$NEXT_RUNTIME_WRITE = $NOW + 10;	3918	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3484	Coro::async_pool {	3919	Coro::async_pool {
		3920	$Coro::current->{desc} = "runtime saver";
3485	write_runtime	3921	write_runtime_sync
3486	or warn "ERROR: unable to write runtime file: $!";	3922	or warn "ERROR: unable to write runtime file: $!";
3487	};
3488	}	3923	};
		3924	}
3489		3925
3490	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3926	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3491	$sig->send;	3927	$sig->send;
3492	}	3928	}
3493	while (my $sig = shift @WAIT_FOR_TICK) {	3929	while (my $sig = shift @WAIT_FOR_TICK) {
3494	$sig->send;	3930	$sig->send;
3495	}	3931	}
3496		3932
3497	$NOW = Event::time;	3933	$LOAD = ($NOW - $TICK_START) / $TICK;
3498
3499	# if we are delayed by four ticks or more, skip them all
3500	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3501
3502	$TICK_WATCHER->at ($NEXT_TICK);
3503	$TICK_WATCHER->start;
3504
3505	$LOAD = ($NOW - $tick_start) / $TICK;
3506	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3934	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3507		3935
3508	_post_tick;	3936	if (0) {
		3937	if ($NEXT_TICK) {
		3938	my $jitter = $TICK_START - $NEXT_TICK;
		3939	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3940	warn "jitter $JITTER\n";#d#
		3941	}
3509	},	3942	}
3510	);	3943	}
3511		3944
3512	{	3945	{
		3946	# configure BDB
		3947
3513	BDB::min_parallel 8;	3948	BDB::min_parallel 8;
3514	BDB::max_poll_time $TICK * 0.1;	3949	BDB::max_poll_reqs $TICK * 0.1;
3515	$BDB_POLL_WATCHER = Event->io (	3950	$AnyEvent::BDB::WATCHER->priority (1);
3516	reentrant => 0,
3517	fd => BDB::poll_fileno,
3518	poll => 'r',
3519	prio => 0,
3520	data => WF_AUTOCANCEL,
3521	cb => \&BDB::poll_cb,
3522	);
3523
3524	BDB::set_sync_prepare {
3525	my $status;
3526	my $current = $Coro::current;
3527	(
3528	sub {
3529	$status = $!;
3530	$current->ready; undef $current;
3531	},
3532	sub {
3533	Coro::schedule while defined $current;
3534	$! = $status;
3535	},
3536	)
3537	};
3538		3951
3539	unless ($DB_ENV) {	3952	unless ($DB_ENV) {
3540	$DB_ENV = BDB::db_env_create;	3953	$DB_ENV = BDB::db_env_create;
3541	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	3954	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3542	| BDB::LOG_AUTOREMOVE, 1);	3955	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3956	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3543	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	3957	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3544	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	3958	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3545		3959
3546	cf::sync_job {	3960	cf::sync_job {
3547	eval {	3961	eval {
…		…
3557		3971
3558	cf::cleanup "db_env_open(db): $@" if $@;	3972	cf::cleanup "db_env_open(db): $@" if $@;
3559	};	3973	};
3560	}	3974	}
3561		3975
3562	$BDB_DEADLOCK_WATCHER = Event->timer (	3976	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3563	after => 3,
3564	interval => 1,
3565	hard => 1,
3566	prio => 0,
3567	data => WF_AUTOCANCEL,
3568	cb => sub {
3569	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };	3977	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3570	},
3571	);	3978	};
3572	$BDB_CHECKPOINT_WATCHER = Event->timer (	3979	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3573	after => 11,
3574	interval => 60,
3575	hard => 1,
3576	prio => 0,
3577	data => WF_AUTOCANCEL,
3578	cb => sub {
3579	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	3980	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3580	},
3581	);	3981	};
3582	$BDB_TRICKLE_WATCHER = Event->timer (	3982	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3583	after => 5,
3584	interval => 10,
3585	hard => 1,
3586	prio => 0,
3587	data => WF_AUTOCANCEL,
3588	cb => sub {
3589	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	3983	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3590	},
3591	);	3984	};
3592	}	3985	}
3593		3986
3594	{	3987	{
		3988	# configure IO::AIO
		3989
3595	IO::AIO::min_parallel 8;	3990	IO::AIO::min_parallel 8;
3596
3597	undef $Coro::AIO::WATCHER;
3598	IO::AIO::max_poll_time $TICK * 0.1;	3991	IO::AIO::max_poll_time $TICK * 0.1;
3599	$AIO_POLL_WATCHER = Event->io (	3992	undef $AnyEvent::AIO::WATCHER;
3600	reentrant => 0,
3601	data => WF_AUTOCANCEL,
3602	fd => IO::AIO::poll_fileno,
3603	poll => 'r',
3604	prio => 6,
3605	cb => \&IO::AIO::poll_cb,
3606	);
3607	}	3993	}
3608		3994
3609	my $_log_backtrace;	3995	my $_log_backtrace;
3610		3996
3611	sub _log_backtrace {	3997	sub _log_backtrace {
…		…
3614	$msg =~ s/\n//;	4000	$msg =~ s/\n//;
3615		4001
3616	# limit the # of concurrent backtraces	4002	# limit the # of concurrent backtraces
3617	if ($_log_backtrace < 2) {	4003	if ($_log_backtrace < 2) {
3618	++$_log_backtrace;	4004	++$_log_backtrace;
		4005	my $perl_bt = Carp::longmess $msg;
3619	async {	4006	async {
		4007	$Coro::current->{desc} = "abt $msg";
		4008
3620	my @bt = fork_call {	4009	my @bt = fork_call {
3621	@addr = map { sprintf "%x", $_ } @addr;	4010	@addr = map { sprintf "%x", $_ } @addr;
3622	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4011	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3623	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4012	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3624	or die "addr2line: $!";	4013	or die "addr2line: $!";
…		…
3632	}	4021	}
3633		4022
3634	@funcs	4023	@funcs
3635	};	4024	};
3636		4025
3637	LOG llevInfo, "[ABT] $msg\n";	4026	LOG llevInfo, "[ABT] $perl_bt\n";
		4027	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3638	LOG llevInfo, "[ABT] $_\n" for @bt;	4028	LOG llevInfo, "[ABT] $_\n" for @bt;
3639	--$_log_backtrace;	4029	--$_log_backtrace;
3640	};	4030	};
3641	} else {	4031	} else {
3642	LOG llevInfo, "[ABT] $msg\n";	4032	LOG llevInfo, "[ABT] $msg\n";
3643	LOG llevInfo, "[ABT] [suppressed]\n";	4033	LOG llevInfo, "[ABT] [suppressed]\n";
3644	}	4034	}
3645	}	4035	}
3646		4036
3647	# load additional modules	4037	# load additional modules
3648	use cf::pod;	4038	require "cf/$_.pm" for @EXTRA_MODULES;
		4039	cf::_connect_to_perl_2;
3649		4040
3650	END { cf::emergency_save }	4041	END { cf::emergency_save }
3651		4042
3652	1	4043	1
3653		4044

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