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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.360 by root, Sun Sep 9 06:25:46 2007 UTC vs.
Revision 1.490 by root, Sat Oct 24 06:16:40 2009 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 ();
14		37
		38	use Guard ();
15	use Coro 3.64 ();	39	use Coro ();
16	use Coro::State;	40	use Coro::State;
17	use Coro::Handle;	41	use Coro::Handle;
		42	use Coro::EV;
18	use Coro::Event;	43	use Coro::AnyEvent;
19	use Coro::Timer;	44	use Coro::Timer;
20	use Coro::Signal;	45	use Coro::Signal;
21	use Coro::Semaphore;	46	use Coro::Semaphore;
		47	use Coro::SemaphoreSet;
		48	use Coro::AnyEvent;
22	use Coro::AIO;	49	use Coro::AIO;
		50	use Coro::BDB 1.6;
23	use Coro::Storable;	51	use Coro::Storable;
24	use Coro::Util ();	52	use Coro::Util ();
25		53
26	use JSON::XS ();	54	use JSON::XS 2.01 ();
27	use BDB ();	55	use BDB ();
28	use Data::Dumper;	56	use Data::Dumper;
29	use Digest::MD5;	57	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
		118	our $BDB_DEADLOCK_WATCHER;
		119	our $BDB_CHECKPOINT_WATCHER;
84	our $BDB_POLL_WATCHER;	120	our $BDB_TRICKLE_WATCHER;
85	our $DB_ENV;	121	our $DB_ENV;
		122
		123	our @EXTRA_MODULES = qw(pod match mapscript);
86		124
87	our %CFG;	125	our %CFG;
88		126
89	our $UPTIME; $UPTIME ||= time;	127	our $UPTIME; $UPTIME ||= time;
90	our $RUNTIME;	128	our $RUNTIME;
		129	our $NOW;
91		130
92	our (%PLAYER, %PLAYER_LOADING); # all users	131	our (%PLAYER, %PLAYER_LOADING); # all users
93	our (%MAP, %MAP_LOADING ); # all maps	132	our (%MAP, %MAP_LOADING ); # all maps
94	our $LINK_MAP; # the special {link} map, which is always available	133	our $LINK_MAP; # the special {link} map, which is always available
95		134
96	# 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 ∕
97	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	136	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
98		137
99	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)
100	our $LOADAVG; # same thing, but with alpha-smoothing	139	our $LOADAVG; # same thing, but with alpha-smoothing
		140	our $JITTER; # average jitter
101	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 $REALLY_UNLOOP; # never set to true, please :)
102		147
103	binmode STDOUT;	148	binmode STDOUT;
104	binmode STDERR;	149	binmode STDERR;
105		150
106	# read virtual server time, if available	151	# read virtual server time, if available
107	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	152	unless ($RUNTIME || !-e $RUNTIMEFILE) {
108	open my $fh, "<", "$LOCALDIR/runtime"	153	open my $fh, "<", $RUNTIMEFILE
109	or die "unable to read runtime file: $!";	154	or die "unable to read $RUNTIMEFILE file: $!";
110	$RUNTIME = <$fh> + 0.;	155	$RUNTIME = <$fh> + 0.;
111	}	156	}
		157
		158	eval "sub TICK() { $TICK } 1" or die;
112		159
113	mkdir $_	160	mkdir $_
114	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	161	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
115		162
116	our $EMERGENCY_POSITION;	163	our $EMERGENCY_POSITION;
117		164
118	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::"} };
119		177
120	#############################################################################	178	#############################################################################
121		179
122	=head2 GLOBAL VARIABLES	180	=head2 GLOBAL VARIABLES
123		181
…		…
159		217
160	The raw value load value from the last tick.	218	The raw value load value from the last tick.
161		219
162	=item %cf::CFG	220	=item %cf::CFG
163		221
164	Configuration for the server, loaded from C</etc/crossfire/config>, or	222	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
165	from wherever your confdir points to.	223	from wherever your confdir points to.
166		224
167	=item cf::wait_for_tick, cf::wait_for_tick_begin	225	=item cf::wait_for_tick, cf::wait_for_tick_begin
168		226
169	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
170	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
171	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.
172		230
173	=item @cf::INVOKE_RESULTS	231	=item @cf::INVOKE_RESULTS
174		232
175	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
176	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
177	that call.	235	that call.
178		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
179	=back	243	=back
180		244
181	=cut	245	=cut
182		246
183	BEGIN {	247	$Coro::State::WARNHOOK = sub {
184	*CORE::GLOBAL::warn = sub {
185	my $msg = join "", @_;	248	my $msg = join "", @_;
186		249
187	$msg .= "\n"	250	$msg .= "\n"
188	unless $msg =~ /\n$/;	251	unless $msg =~ /\n$/;
189		252
190	$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;
191		254
192	utf8::encode $msg;
193	LOG llevError, $msg;	255	LOG llevError, $msg;
194	};	256	};
195	}	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	};
196		271
197	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	272	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
198	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	273	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
199	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	274	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
200	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	275	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
207	for my $pkg (qw(	282	for my $pkg (qw(
208	cf::global cf::attachable	283	cf::global cf::attachable
209	cf::object cf::object::player	284	cf::object cf::object::player
210	cf::client cf::player	285	cf::client cf::player
211	cf::arch cf::living	286	cf::arch cf::living
		287	cf::map cf::mapspace
212	cf::map cf::party cf::region	288	cf::party cf::region
213	)) {	289	)) {
214	no strict 'refs';
215	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	290	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
216	}	291	}
217		292
218	$Event::DIED = sub {	293	$EV::DIED = sub {
219	warn "error in event callback: @_";	294	warn "error in event callback: @_";
220	};	295	};
221		296
222	#############################################################################	297	#############################################################################
223		298
…		…
246	$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;
247	$d	322	$d
248	} || "[unable to dump $_[0]: '$@']";	323	} || "[unable to dump $_[0]: '$@']";
249	}	324	}
250		325
251	=item $ref = cf::from_json $json	326	=item $ref = cf::decode_json $json
252		327
253	Converts a JSON string into the corresponding perl data structure.	328	Converts a JSON string into the corresponding perl data structure.
254		329
255	=item $json = cf::to_json $ref	330	=item $json = cf::encode_json $ref
256		331
257	Converts a perl data structure into its JSON representation.	332	Converts a perl data structure into its JSON representation.
258		333
259	=cut	334	=cut
260		335
261	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	336	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
262		337
263	sub to_json ($) { $json_coder->encode ($_[0]) }	338	sub encode_json($) { $json_coder->encode ($_[0]) }
264	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	}
265		354
266	=item cf::lock_wait $string	355	=item cf::lock_wait $string
267		356
268	Wait until the given lock is available. See cf::lock_acquire.	357	Wait until the given lock is available. See cf::lock_acquire.
269		358
270	=item my $lock = cf::lock_acquire $string	359	=item my $lock = cf::lock_acquire $string
271		360
272	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
273	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,
274	for example when the coroutine gets canceled), the lock is automatically	363	for example when the coroutine gets canceled), the lock is automatically
275	returned.	364	returned.
276		365
277	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
278	deadlocked coro.	367	deadlocked coro.
…		…
284		373
285	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.
286		375
287	=cut	376	=cut
288		377
289	our %LOCK;	378	our $LOCKS = new Coro::SemaphoreSet;
290	our %LOCKER;#d#
291		379
292	sub lock_wait($) {	380	sub lock_wait($) {
293	my ($key) = @_;	381	$LOCKS->wait ($_[0]);
294
295	if ($LOCKER{$key} == $Coro::current) {#d#
296	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
297	return;#d#
298	}#d#
299
300	# wait for lock, if any
301	while ($LOCK{$key}) {
302	push @{ $LOCK{$key} }, $Coro::current;
303	Coro::schedule;
304	}
305	}	382	}
306		383
307	sub lock_acquire($) {	384	sub lock_acquire($) {
308	my ($key) = @_;	385	$LOCKS->guard ($_[0])
309
310	# wait, to be sure we are not locked
311	lock_wait $key;
312
313	$LOCK{$key} = [];
314	$LOCKER{$key} = $Coro::current;#d#
315
316	Coro::guard {
317	delete $LOCKER{$key};#d#
318	# wake up all waiters, to be on the safe side
319	$_->ready for @{ delete $LOCK{$key} };
320	}
321	}	386	}
322		387
323	sub lock_active($) {	388	sub lock_active($) {
324	my ($key) = @_;	389	$LOCKS->count ($_[0]) < 1
325
326	! ! $LOCK{$key}
327	}	390	}
328		391
329	sub freeze_mainloop {	392	sub freeze_mainloop {
330	return unless $TICK_WATCHER->is_active;	393	tick_inhibit_inc;
331		394
332	my $guard = Coro::guard {	395	&Guard::guard (\&tick_inhibit_dec);
333	$TICK_WATCHER->start;	396	}
334	};	397
335	$TICK_WATCHER->stop;	398	=item cf::periodic $interval, $cb
336	$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($$) {
		406	my ($interval, $cb) = @_;
		407
		408	my $start = rand List::Util::min 180, $interval;
		409
		410	EV::periodic $start, $interval, 0, $cb
337	}	411	}
338		412
339	=item cf::get_slot $time[, $priority[, $name]]	413	=item cf::get_slot $time[, $priority[, $name]]
340		414
341	Allocate $time seconds of blocking CPU time at priority C<$priority>:	415	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
352	our @SLOT_QUEUE;	426	our @SLOT_QUEUE;
353	our $SLOT_QUEUE;	427	our $SLOT_QUEUE;
354		428
355	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	429	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
356	$SLOT_QUEUE = Coro::async {	430	$SLOT_QUEUE = Coro::async {
		431	$Coro::current->desc ("timeslot manager");
		432
357	my $signal = new Coro::Signal;	433	my $signal = new Coro::Signal;
358		434
359	while () {	435	while () {
360	next_job:	436	next_job:
361	my $avail = cf::till_tick;	437	my $avail = cf::till_tick;
…		…
369	}	445	}
370	}	446	}
371	}	447	}
372		448
373	if (@SLOT_QUEUE) {	449	if (@SLOT_QUEUE) {
374	# we do not use wait_For_tick() as it returns immediately when tick is inactive	450	# we do not use wait_for_tick() as it returns immediately when tick is inactive
375	push @cf::WAIT_FOR_TICK, $signal;	451	push @cf::WAIT_FOR_TICK, $signal;
376	$signal->wait;	452	$signal->wait;
377	} else {	453	} else {
378	Coro::schedule;	454	Coro::schedule;
379	}	455	}
380	}	456	}
381	};	457	};
382		458
383	sub get_slot($;$$) {	459	sub get_slot($;$$) {
		460	return if tick_inhibit || $Coro::current == $Coro::main;
		461
384	my ($time, $pri, $name) = @_;	462	my ($time, $pri, $name) = @_;
385		463
386	$time = $TICK * .6 if $time > $TICK * .6;	464	$time = $TICK * .6 if $time > $TICK * .6;
387	my $sig = new Coro::Signal;	465	my $sig = new Coro::Signal;
388		466
…		…
402		480
403	BEGIN { *async = \&Coro::async_pool }	481	BEGIN { *async = \&Coro::async_pool }
404		482
405	=item cf::sync_job { BLOCK }	483	=item cf::sync_job { BLOCK }
406		484
407	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	485	The design of Deliantra requires that the main coroutine ($Coro::main)
408	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
409	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
410	acceptable.	488	acceptable.
411		489
412	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
413	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
…		…
418		496
419	sub sync_job(&) {	497	sub sync_job(&) {
420	my ($job) = @_;	498	my ($job) = @_;
421		499
422	if ($Coro::current == $Coro::main) {	500	if ($Coro::current == $Coro::main) {
423	my $time = Event::time;	501	my $time = EV::time;
424		502
425	# this is the main coro, too bad, we have to block	503	# this is the main coro, too bad, we have to block
426	# till the operation succeeds, freezing the server :/	504	# till the operation succeeds, freezing the server :/
427		505
428	# TODO: use suspend/resume instead	506	LOG llevError, Carp::longmess "sync job";#d#
429	# (but this is cancel-safe)	507
430	my $freeze_guard = freeze_mainloop;	508	my $freeze_guard = freeze_mainloop;
431		509
432	my $busy = 1;	510	my $busy = 1;
433	my @res;	511	my @res;
434		512
435	(async {	513	(async {
		514	$Coro::current->desc ("sync job coro");
436	@res = eval { $job->() };	515	@res = eval { $job->() };
437	warn $@ if $@;	516	warn $@ if $@;
438	undef $busy;	517	undef $busy;
439	})->prio (Coro::PRIO_MAX);	518	})->prio (Coro::PRIO_MAX);
440		519
441	while ($busy) {	520	while ($busy) {
442	Coro::cede or Event::one_event;	521	if (Coro::nready) {
		522	Coro::cede_notself;
		523	} else {
		524	EV::loop EV::LOOP_ONESHOT;
443	}	525	}
		526	}
444		527
445	$time = Event::time - $time;	528	my $time = EV::time - $time;
446		529
447	LOG llevError | logBacktrace, Carp::longmess "long sync job"
448	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
449
450	$tick_start += $time; # do not account sync jobs to server load	530	$TICK_START += $time; # do not account sync jobs to server load
451		531
452	wantarray ? @res : $res[0]	532	wantarray ? @res : $res[0]
453	} else {	533	} else {
454	# we are in another coroutine, how wonderful, everything just works	534	# we are in another coroutine, how wonderful, everything just works
455		535
…		…
480	=item fork_call { }, $args	560	=item fork_call { }, $args
481		561
482	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
483	process, returning the results. Everything must be serialisable with	563	process, returning the results. Everything must be serialisable with
484	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
485	never block itself or use any form of Event handling.	565	never block itself or use any form of event handling.
486		566
487	=cut	567	=cut
488		568
489	sub fork_call(&@) {	569	sub fork_call(&@) {
490	my ($cb, @args) = @_;	570	my ($cb, @args) = @_;
…		…
499	}, @args;	579	}, @args;
500		580
501	wantarray ? @res : $res[-1]	581	wantarray ? @res : $res[-1]
502	}	582	}
503		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
		609	}
		610
504	=item $value = cf::db_get $family => $key	611	=item $value = cf::db_get $family => $key
505		612
506	Returns a single value from the environment database.	613	Returns a single value from the environment database.
507		614
508	=item cf::db_put $family => $key => $value	615	=item cf::db_put $family => $key => $value
509		616
510	Stores the given C<$value> in the family. It can currently store binary	617	Stores the given C<$value> in the family. It can currently store binary
511	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	618	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
512		619
		620	=item $db = cf::db_table "name"
		621
		622	Create and/or open a new database table. The string must not be "db" and must be unique
		623	within each server.
		624
513	=cut	625	=cut
		626
		627	sub db_table($) {
		628	my ($name) = @_;
		629	my $db = BDB::db_create $DB_ENV;
		630
		631	eval {
		632	$db->set_flags (BDB::CHKSUM);
		633
		634	utf8::encode $name;
		635	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		636	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		637	cf::cleanup "db_open(db): $!" if $!;
		638	};
		639	cf::cleanup "db_open(db): $@" if $@;
		640
		641	$db
		642	}
514		643
515	our $DB;	644	our $DB;
516		645
517	sub db_init {	646	sub db_init {
518	unless ($DB) {
519	$DB = BDB::db_create $DB_ENV;
520
521	cf::sync_job {	647	cf::sync_job {
522	eval {	648	$DB ||= db_table "db";
523	$DB->set_flags (BDB::CHKSUM);
524
525	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
526	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
527	cf::cleanup "db_open(db): $!" if $!;
528	};
529	cf::cleanup "db_open(db): $@" if $@;
530	};
531	}	649	};
532	}	650	}
533		651
534	sub db_get($$) {	652	sub db_get($$) {
535	my $key = "$_[0]/$_[1]";	653	my $key = "$_[0]/$_[1]";
536		654
…		…
634		752
635	#############################################################################	753	#############################################################################
636		754
637	=head2 ATTACHABLE OBJECTS	755	=head2 ATTACHABLE OBJECTS
638		756
639	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
640	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")
641	to it. All such attachable objects support the following methods.	759	to it. All such attachable objects support the following methods.
642		760
643	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>
644	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
645	Crossfire TRT).	763	Deliantra).
646		764
647	=over 4	765	=over 4
648		766
649	=item $attachable->attach ($attachment, key => $value...)	767	=item $attachable->attach ($attachment, key => $value...)
650		768
…		…
694	=item cf::CLASS::attachment $name, ...	812	=item cf::CLASS::attachment $name, ...
695		813
696	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
697	given CLASS can refer to this attachment.	815	given CLASS can refer to this attachment.
698		816
699	Some classes such as crossfire maps and objects can specify attachments	817	Some classes such as deliantra maps and objects can specify attachments
700	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.
701		819
702	These calls expect any number of the following handler/hook descriptions:	820	These calls expect any number of the following handler/hook descriptions:
703		821
704	=over 4	822	=over 4
…		…
932	}	1050	}
933		1051
934	0	1052	0
935	}	1053	}
936		1054
937	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1055	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
938		1056
939	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1057	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
940		1058
941	Generate an object-specific event with the given arguments.	1059	Generate an object-specific event with the given arguments.
942		1060
…		…
948		1066
949	=cut	1067	=cut
950		1068
951	#############################################################################	1069	#############################################################################
952	# object support	1070	# object support
953	#
954		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#
955	sub _can_merge {	1105	sub _can_merge {
956	my ($ob1, $ob2) = @_;	1106	my ($ob1, $ob2) = @_;
957		1107
958	local $Storable::canonical = 1;	1108	++$SLOW_MERGES;#d#
959	my $fob1 = Storable::freeze $ob1;
960	my $fob2 = Storable::freeze $ob2;
961		1109
962	$fob1 eq $fob2	1110	# we do the slow way here
		1111	return _object_equal $ob1, $ob2
963	}	1112	}
964		1113
965	sub reattach {	1114	sub reattach {
966	# basically do the same as instantiate, without calling instantiate	1115	# basically do the same as instantiate, without calling instantiate
967	my ($obj) = @_;	1116	my ($obj) = @_;
968		1117
		1118	# no longer needed after getting rid of delete_package?
969	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
970		1120
971	my $registry = $obj->registry;	1121	my $registry = $obj->registry;
972		1122
973	@$registry = ();	1123	@$registry = ();
974		1124
…		…
989	cf::attachable->attach (	1139	cf::attachable->attach (
990	prio => -1000000,	1140	prio => -1000000,
991	on_instantiate => sub {	1141	on_instantiate => sub {
992	my ($obj, $data) = @_;	1142	my ($obj, $data) = @_;
993		1143
994	$data = from_json $data;	1144	$data = decode_json $data;
995		1145
996	for (@$data) {	1146	for (@$data) {
997	my ($name, $args) = @$_;	1147	my ($name, $args) = @$_;
998		1148
999	$obj->attach ($name, %{$args || {} });	1149	$obj->attach ($name, %{$args || {} });
…		…
1013	);	1163	);
1014		1164
1015	sub object_freezer_save {	1165	sub object_freezer_save {
1016	my ($filename, $rdata, $objs) = @_;	1166	my ($filename, $rdata, $objs) = @_;
1017		1167
1018	my $guard = cf::lock_acquire "io";
1019
1020	sync_job {	1168	sync_job {
1021	if (length $$rdata) {	1169	if (length $$rdata) {
		1170	utf8::decode (my $decname = $filename);
1022	warn sprintf "saving %s (%d,%d)\n",	1171	warn sprintf "saving %s (%d,%d)\n",
1023	$filename, length $$rdata, scalar @$objs;	1172	$decname, length $$rdata, scalar @$objs;
1024		1173
1025	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1174	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1026	chmod SAVE_MODE, $fh;	1175	aio_chmod $fh, SAVE_MODE;
1027	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1176	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1028	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	}
1029	close $fh;	1181	aio_close $fh;
1030		1182
1031	if (@$objs) {	1183	if (@$objs) {
1032	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) {
1033	chmod SAVE_MODE, $fh;	1185	aio_chmod $fh, SAVE_MODE;
1034	my $data = Storable::nfreeze { version => 1, objs => $objs };	1186	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1035	aio_write $fh, 0, (length $data), $data, 0;	1187	aio_write $fh, 0, (length $data), $data, 0;
1036	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	}
1037	close $fh;	1192	aio_close $fh;
1038	aio_rename "$filename.pst~", "$filename.pst";	1193	aio_rename "$filename.pst~", "$filename.pst";
1039	}	1194	}
1040	} else {	1195	} else {
1041	aio_unlink "$filename.pst";	1196	aio_unlink "$filename.pst";
1042	}	1197	}
1043		1198
1044	aio_rename "$filename~", $filename;	1199	aio_rename "$filename~", $filename;
		1200
		1201	$filename =~ s%/[^/]+$%%;
		1202	aio_pathsync $filename if $cf::USE_FSYNC;
1045	} else {	1203	} else {
1046	warn "FATAL: $filename~: $!\n";	1204	warn "unable to save objects: $filename~: $!\n";
1047	}	1205	}
1048	} else {	1206	} else {
1049	aio_unlink $filename;	1207	aio_unlink $filename;
1050	aio_unlink "$filename.pst";	1208	aio_unlink "$filename.pst";
1051	}	1209	}
1052	};	1210	};
1053
1054	undef $guard;
1055	}	1211	}
1056		1212
1057	sub object_freezer_as_string {	1213	sub object_freezer_as_string {
1058	my ($rdata, $objs) = @_;	1214	my ($rdata, $objs) = @_;
1059		1215
…		…
1064		1220
1065	sub object_thawer_load {	1221	sub object_thawer_load {
1066	my ($filename) = @_;	1222	my ($filename) = @_;
1067		1223
1068	my ($data, $av);	1224	my ($data, $av);
1069
1070	my $guard = cf::lock_acquire "io";
1071		1225
1072	(aio_load $filename, $data) >= 0	1226	(aio_load $filename, $data) >= 0
1073	or return;	1227	or return;
1074		1228
1075	unless (aio_stat "$filename.pst") {	1229	unless (aio_stat "$filename.pst") {
1076	(aio_load "$filename.pst", $av) >= 0	1230	(aio_load "$filename.pst", $av) >= 0
1077	or return;	1231	or return;
1078		1232
1079	undef $guard;
1080	$av = eval { (Storable::thaw $av)->{objs} };	1233	my $st = eval { Coro::Storable::thaw $av };
		1234	$av = $st->{objs};
1081	}	1235	}
1082		1236
		1237	utf8::decode (my $decname = $filename);
1083	warn sprintf "loading %s (%d)\n",	1238	warn sprintf "loading %s (%d,%d)\n",
1084	$filename, length $data, scalar @{$av || []};	1239	$decname, length $data, scalar @{$av || []};
1085		1240
1086	($data, $av)	1241	($data, $av)
1087	}	1242	}
1088		1243
1089	=head2 COMMAND CALLBACKS	1244	=head2 COMMAND CALLBACKS
…		…
1145	my ($name, $cb) = @_;	1300	my ($name, $cb) = @_;
1146		1301
1147	$EXTICMD{$name} = $cb;	1302	$EXTICMD{$name} = $cb;
1148	}	1303	}
1149		1304
		1305	use File::Glob ();
		1306
1150	cf::player->attach (	1307	cf::player->attach (
1151	on_command => sub {	1308	on_command => sub {
1152	my ($pl, $name, $params) = @_;	1309	my ($pl, $name, $params) = @_;
1153		1310
1154	my $cb = $COMMAND{$name}	1311	my $cb = $COMMAND{$name}
…		…
1186		1343
1187	cf::override;	1344	cf::override;
1188	},	1345	},
1189	);	1346	);
1190		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
1191	sub load_extensions {	1361	sub load_extensions {
1192	cf::sync_job {	1362	cf::sync_job {
1193	my %todo;	1363	my %todo;
1194		1364
1195	for my $path (<$LIBDIR/*.ext>) {	1365	for my $path (<$LIBDIR/*.ext>) {
…		…
1214		1384
1215	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1385	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1216	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1386	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1217		1387
1218	$ext{source} =	1388	$ext{source} =
1219	"package $pkg; use strict; use utf8;\n"	1389	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1220	. "#line 1 \"$path\"\n{\n"	1390	. "#line 1 \"$path\"\n{\n"
1221	. $source	1391	. $source
1222	. "\n};\n1";	1392	. "\n};\n1";
1223		1393
1224	$todo{$base} = \%ext;	1394	$todo{$base} = \%ext;
…		…
1240	my $msg = $@ ? "$v->{path}: $@\n"	1410	my $msg = $@ ? "$v->{path}: $@\n"
1241	: "$v->{base}: extension inactive.\n";	1411	: "$v->{base}: extension inactive.\n";
1242		1412
1243	if (exists $v->{meta}{mandatory}) {	1413	if (exists $v->{meta}{mandatory}) {
1244	warn $msg;	1414	warn $msg;
1245	warn "mandatory extension failed to load, exiting.\n";	1415	cf::cleanup "mandatory extension failed to load, exiting.";
1246	exit 1;
1247	}	1416	}
1248		1417
1249	warn $msg;	1418	warn $msg;
1250	}	1419	}
1251		1420
…		…
1265		1434
1266	=back	1435	=back
1267		1436
1268	=head2 CORE EXTENSIONS	1437	=head2 CORE EXTENSIONS
1269		1438
1270	Functions and methods that extend core crossfire objects.	1439	Functions and methods that extend core deliantra objects.
1271		1440
1272	=cut	1441	=cut
1273		1442
1274	package cf::player;	1443	package cf::player;
1275		1444
1276	use Coro::AIO;	1445	use Coro::AIO;
1277		1446
1278	=head3 cf::player	1447	=head3 cf::player
1279		1448
1280	=over 4	1449	=over 4
		1450
		1451	=item cf::player::num_playing
		1452
		1453	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1454
		1455	=cut
		1456
		1457	sub num_playing {
		1458	scalar grep
		1459	$_->ob->map
		1460	&& !$_->hidden
		1461	&& !$_->ob->flag (cf::FLAG_WIZ),
		1462	cf::player::list
		1463	}
1281		1464
1282	=item cf::player::find $login	1465	=item cf::player::find $login
1283		1466
1284	Returns the given player object, loading it if necessary (might block).	1467	Returns the given player object, loading it if necessary (might block).
1285		1468
…		…
1304		1487
1305	sub exists($) {	1488	sub exists($) {
1306	my ($login) = @_;	1489	my ($login) = @_;
1307		1490
1308	$cf::PLAYER{$login}	1491	$cf::PLAYER{$login}
1309	or cf::sync_job { !aio_stat path $login }	1492	or !aio_stat path $login
1310	}	1493	}
1311		1494
1312	sub find($) {	1495	sub find($) {
1313	return $cf::PLAYER{$_[0]} || do {	1496	return $cf::PLAYER{$_[0]} || do {
1314	my $login = $_[0];	1497	my $login = $_[0];
…		…
1324	aio_unlink +(playerdir $login) . "/$login.pl";	1507	aio_unlink +(playerdir $login) . "/$login.pl";
1325		1508
1326	my $f = new_from_file cf::object::thawer path $login	1509	my $f = new_from_file cf::object::thawer path $login
1327	or return;	1510	or return;
1328		1511
1329	$f->next;
1330	my $pl = cf::player::load_pl $f	1512	my $pl = cf::player::load_pl $f
1331	or return;	1513	or return;
		1514
1332	local $cf::PLAYER_LOADING{$login} = $pl;	1515	local $cf::PLAYER_LOADING{$login} = $pl;
1333	$f->resolve_delayed_derefs;	1516	$f->resolve_delayed_derefs;
1334	$cf::PLAYER{$login} = $pl	1517	$cf::PLAYER{$login} = $pl
1335	}	1518	}
1336	}	1519	}
…		…
1346		1529
1347	return if $pl->{deny_save};	1530	return if $pl->{deny_save};
1348		1531
1349	aio_mkdir playerdir $pl, 0770;	1532	aio_mkdir playerdir $pl, 0770;
1350	$pl->{last_save} = $cf::RUNTIME;	1533	$pl->{last_save} = $cf::RUNTIME;
		1534
		1535	cf::get_slot 0.01;
1351		1536
1352	$pl->save_pl ($path);	1537	$pl->save_pl ($path);
1353	cf::cede_to_tick;	1538	cf::cede_to_tick;
1354	}	1539	}
1355		1540
…		…
1387	my ($pl) = @_;	1572	my ($pl) = @_;
1388		1573
1389	my $name = $pl->ob->name;	1574	my $name = $pl->ob->name;
1390		1575
1391	$pl->{deny_save} = 1;	1576	$pl->{deny_save} = 1;
1392	$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
1393		1578
1394	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1579	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1395	$pl->deactivate;	1580	$pl->deactivate;
		1581	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1582	$pl->ob->check_score;
1396	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1583	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1397	$pl->ns->destroy if $pl->ns;	1584	$pl->ns->destroy if $pl->ns;
1398		1585
1399	my $path = playerdir $pl;	1586	my $path = playerdir $pl;
1400	my $temp = "$path~$cf::RUNTIME~deleting~";	1587	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1439		1626
1440	for my $login (@$dirs) {	1627	for my $login (@$dirs) {
1441	my $path = path $login;	1628	my $path = path $login;
1442		1629
1443	# a .pst is a dead give-away for a valid player	1630	# a .pst is a dead give-away for a valid player
1444	unless (-e "$path.pst") {	1631	# if no pst file found, open and chekc for blocked users
		1632	if (aio_stat "$path.pst") {
1445	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1633	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1446	aio_read $fh, 0, 512, my $buf, 0 or next;	1634	aio_read $fh, 0, 512, my $buf, 0 or next;
1447	$buf !~ /^password -------------$/m or next; # official not-valid tag	1635	$buf !~ /^password -------------$/m or next; # official not-valid tag
1448	}	1636	}
1449		1637
…		…
1480	}	1668	}
1481		1669
1482	\@paths	1670	\@paths
1483	}	1671	}
1484		1672
1485	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1673	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1486		1674
1487	Expand crossfire pod fragments into protocol xml.	1675	Expand deliantra pod fragments into protocol xml.
1488
1489	=cut
1490
1491	sub expand_cfpod {
1492	((my $self), (local $_)) = @_;
1493
1494	# escape & and <
1495	s/&/&amp;/g;
1496	s/(?<![BIUGHT])</&lt;/g;
1497
1498	# this is buggy, it needs to properly take care of nested <'s
1499
1500	1 while
1501	# replace B<>, I<>, U<> etc.
1502	s/B<([^\>]*)>/<b>$1<\/b>/
1503	|| s/I<([^\>]*)>/<i>$1<\/i>/
1504	|| s/U<([^\>]*)>/<u>$1<\/u>/
1505	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1506	# replace G<male|female> tags
1507	|| s{G<([^>|]*)\|([^>]*)>}{
1508	$self->gender ? $2 : $1
1509	}ge
1510	# replace H<hint text>
1511	|| s{H<([^\>]*)>}
1512	{
1513	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1514	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1515	"")
1516	[$self->{hintmode}]
1517	}ge;
1518
1519	# create single paragraphs (very hackish)
1520	s/(?<=\S)\n(?=\w)/ /g;
1521
1522	# compress some whitespace
1523	s/\s+\n/\n/g; # ws line-ends
1524	s/\n\n+/\n/g; # double lines
1525	s/^\n+//; # beginning lines
1526	s/\n+$//; # ending lines
1527
1528	$_
1529	}
1530
1531	sub hintmode {
1532	$_[0]{hintmode} = $_[1] if @_ > 1;
1533	$_[0]{hintmode}
1534	}
1535		1676
1536	=item $player->ext_reply ($msgid, @msg)	1677	=item $player->ext_reply ($msgid, @msg)
1537		1678
1538	Sends an ext reply to the player.	1679	Sends an ext reply to the player.
1539		1680
…		…
1606	our $MAX_RESET = 3600;	1747	our $MAX_RESET = 3600;
1607	our $DEFAULT_RESET = 3000;	1748	our $DEFAULT_RESET = 3000;
1608		1749
1609	sub generate_random_map {	1750	sub generate_random_map {
1610	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
1611	# mit "rum" bekleckern, nicht	1755	# mit "rum" bekleckern, nicht
1612	$self->_create_random_map (	1756	$self->_create_random_map (
1613	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1757	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1614	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1758	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1615	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1759	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1737		1881
1738	# the temporary/swap location	1882	# the temporary/swap location
1739	sub save_path {	1883	sub save_path {
1740	my ($self) = @_;	1884	my ($self) = @_;
1741		1885
1742	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1886	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1743	"$TMPDIR/$path.map"	1887	"$TMPDIR/$path.map"
1744	}	1888	}
1745		1889
1746	# the unique path, undef == no special unique path	1890	# the unique path, undef == no special unique path
1747	sub uniq_path {	1891	sub uniq_path {
1748	my ($self) = @_;	1892	my ($self) = @_;
1749		1893
1750	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1894	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1751	"$UNIQUEDIR/$path"	1895	"$UNIQUEDIR/$path"
1752	}
1753
1754	# and all this just because we cannot iterate over
1755	# all maps in C++...
1756	sub change_all_map_light {
1757	my ($change) = @_;
1758
1759	$_->change_map_light ($change)
1760	for grep $_->outdoor, values %cf::MAP;
1761	}	1896	}
1762		1897
1763	sub decay_objects {	1898	sub decay_objects {
1764	my ($self) = @_;	1899	my ($self) = @_;
1765		1900
…		…
1849	sub find {	1984	sub find {
1850	my ($path, $origin) = @_;	1985	my ($path, $origin) = @_;
1851		1986
1852	$path = normalise $path, $origin && $origin->path;	1987	$path = normalise $path, $origin && $origin->path;
1853		1988
1854	cf::lock_wait "map_data:$path";#d#remove	1989	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1855	cf::lock_wait "map_find:$path";	1990	my $guard2 = cf::lock_acquire "map_find:$path";
1856		1991
1857	$cf::MAP{$path} || do {	1992	$cf::MAP{$path} || do {
1858	my $guard1 = cf::lock_acquire "map_find:$path";
1859	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1860
1861	my $map = new_from_path cf::map $path	1993	my $map = new_from_path cf::map $path
1862	or return;	1994	or return;
1863		1995
1864	$map->{last_save} = $cf::RUNTIME;	1996	$map->{last_save} = $cf::RUNTIME;
1865		1997
…		…
1867	or return;	1999	or return;
1868		2000
1869	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2001	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1870	# doing this can freeze the server in a sync job, obviously	2002	# doing this can freeze the server in a sync job, obviously
1871	#$cf::WAIT_FOR_TICK->wait;	2003	#$cf::WAIT_FOR_TICK->wait;
		2004	undef $guard2;
1872	undef $guard1;	2005	undef $guard1;
1873	undef $guard2;
1874	$map->reset;	2006	$map->reset;
1875	return find $path;	2007	return find $path;
1876	}	2008	}
1877		2009
1878	$cf::MAP{$path} = $map	2010	$cf::MAP{$path} = $map
…		…
1905	my $f = new_from_file cf::object::thawer $self->{load_path};	2037	my $f = new_from_file cf::object::thawer $self->{load_path};
1906	$f->skip_block;	2038	$f->skip_block;
1907	$self->_load_objects ($f)	2039	$self->_load_objects ($f)
1908	or return;	2040	or return;
1909		2041
1910	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2042	$self->post_load_original
1911	if delete $self->{load_original};	2043	if delete $self->{load_original};
1912		2044
1913	if (my $uniq = $self->uniq_path) {	2045	if (my $uniq = $self->uniq_path) {
1914	utf8::encode $uniq;	2046	utf8::encode $uniq;
1915	unless (aio_stat $uniq) {	2047	unless (aio_stat $uniq) {
…		…
1933	unless ($self->{deny_activate}) {	2065	unless ($self->{deny_activate}) {
1934	$self->decay_objects;	2066	$self->decay_objects;
1935	$self->fix_auto_apply;	2067	$self->fix_auto_apply;
1936	$self->update_buttons;	2068	$self->update_buttons;
1937	cf::cede_to_tick;	2069	cf::cede_to_tick;
1938	$self->set_darkness_map;
1939	cf::cede_to_tick;
1940	$self->activate;	2070	$self->activate;
1941	}	2071	}
1942		2072
1943	$self->{last_save} = $cf::RUNTIME;	2073	$self->{last_save} = $cf::RUNTIME;
1944	$self->last_access ($cf::RUNTIME);	2074	$self->last_access ($cf::RUNTIME);
1945		2075
1946	$self->in_memory (cf::MAP_IN_MEMORY);	2076	$self->in_memory (cf::MAP_ACTIVE);
1947	}	2077	}
1948		2078
1949	$self->post_load;	2079	$self->post_load;
1950	}	2080	}
1951		2081
…		…
2009	my ($path, $origin, $load) = @_;	2139	my ($path, $origin, $load) = @_;
2010		2140
2011	$path = normalise $path, $origin && $origin->{path};	2141	$path = normalise $path, $origin && $origin->{path};
2012		2142
2013	if (my $map = $cf::MAP{$path}) {	2143	if (my $map = $cf::MAP{$path}) {
2014	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2144	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2015	}	2145	}
2016		2146
2017	$MAP_PREFETCH{$path} |= $load;	2147	$MAP_PREFETCH{$path} |= $load;
2018		2148
2019	$MAP_PREFETCHER ||= cf::async {	2149	$MAP_PREFETCHER ||= cf::async {
		2150	$Coro::current->{desc} = "map prefetcher";
		2151
2020	while (%MAP_PREFETCH) {	2152	while (%MAP_PREFETCH) {
2021	while (my ($k, $v) = each %MAP_PREFETCH) {	2153	while (my ($k, $v) = each %MAP_PREFETCH) {
2022	if (my $map = find $k) {	2154	if (my $map = find $k) {
2023	$map->load if $v;	2155	$map->load if $v;
2024	}	2156	}
…		…
2050	return if $self->{deny_save};	2182	return if $self->{deny_save};
2051		2183
2052	local $self->{last_access} = $self->last_access;#d#	2184	local $self->{last_access} = $self->last_access;#d#
2053		2185
2054	cf::async {	2186	cf::async {
		2187	$Coro::current->{desc} = "map player save";
2055	$_->contr->save for $self->players;	2188	$_->contr->save for $self->players;
2056	};	2189	};
		2190
		2191	cf::get_slot 0.02;
2057		2192
2058	if ($uniq) {	2193	if ($uniq) {
2059	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2194	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2060	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2195	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2061	} else {	2196	} else {
…		…
2070	$self->save;	2205	$self->save;
2071		2206
2072	my $lock = cf::lock_acquire "map_data:$self->{path}";	2207	my $lock = cf::lock_acquire "map_data:$self->{path}";
2073		2208
2074	return if $self->players;	2209	return if $self->players;
2075	return if $self->in_memory != cf::MAP_IN_MEMORY;	2210	return if $self->in_memory != cf::MAP_ACTIVE;
2076	return if $self->{deny_save};	2211	return if $self->{deny_save};
2077		2212
2078	$self->in_memory (cf::MAP_SWAPPED);	2213	$self->in_memory (cf::MAP_SWAPPED);
2079		2214
2080	$self->deactivate;	2215	$self->deactivate;
…		…
2105		2240
2106	my $lock = cf::lock_acquire "map_data:$self->{path}";	2241	my $lock = cf::lock_acquire "map_data:$self->{path}";
2107		2242
2108	return if $self->players;	2243	return if $self->players;
2109		2244
2110	warn "resetting map ", $self->path;	2245	warn "resetting map ", $self->path, "\n";
2111		2246
2112	$self->in_memory (cf::MAP_SWAPPED);	2247	$self->in_memory (cf::MAP_SWAPPED);
2113		2248
2114	# need to save uniques path	2249	# need to save uniques path
2115	unless ($self->{deny_save}) {	2250	unless ($self->{deny_save}) {
…		…
2198		2333
2199	sub unique_maps() {	2334	sub unique_maps() {
2200	[	2335	[
2201	map {	2336	map {
2202	utf8::decode $_;	2337	utf8::decode $_;
2203	/\.map$/	2338	s/\.map$//; # TODO future compatibility hack
		2339	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2340	? ()
2204	? normalise $_	2341	: normalise $_
2205	: ()
2206	} @{ aio_readdir $UNIQUEDIR or [] }	2342	} @{ aio_readdir $UNIQUEDIR or [] }
2207	]	2343	]
2208	}	2344	}
2209		2345
2210	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>). May block.
		2350
		2351	=cut
		2352
		2353	sub static_maps() {
		2354	my @dirs = "";
		2355	my @maps;
		2356
		2357	while (@dirs) {
		2358	my $dir = shift @dirs;
		2359
		2360	next if $dir eq "/styles";
		2361
		2362	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2363	or return;
		2364
		2365	for (@$files) {
		2366	s/\.map$// or next;
		2367	utf8::decode $_;
		2368	push @maps, "$dir/$_";
		2369	}
		2370
		2371	push @dirs, map "$dir/$_", @$dirs;
		2372	}
		2373
		2374	\@maps
		2375	}
2211		2376
2212	=back	2377	=back
2213		2378
2214	=head3 cf::object	2379	=head3 cf::object
2215		2380
…		…
2219		2384
2220	=over 4	2385	=over 4
2221		2386
2222	=item $ob->inv_recursive	2387	=item $ob->inv_recursive
2223		2388
2224	Returns the inventory of the object _and_ their inventories, recursively.	2389	Returns the inventory of the object I<and> their inventories, recursively,
		2390	but I<not> the object itself.
2225		2391
2226	=cut	2392	=cut
2227		2393
2228	sub inv_recursive_;	2394	sub inv_recursive_;
2229	sub inv_recursive_ {	2395	sub inv_recursive_ {
…		…
2234	inv_recursive_ inv $_[0]	2400	inv_recursive_ inv $_[0]
2235	}	2401	}
2236		2402
2237	=item $ref = $ob->ref	2403	=item $ref = $ob->ref
2238		2404
2239	creates and returns a persistent reference to an objetc that can be stored as a string.	2405	Creates and returns a persistent reference to an object that can be stored as a string.
2240		2406
2241	=item $ob = cf::object::deref ($refstring)	2407	=item $ob = cf::object::deref ($refstring)
2242		2408
2243	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2409	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2244	even if the object actually exists. May block.	2410	even if the object actually exists. May block.
…		…
2246	=cut	2412	=cut
2247		2413
2248	sub deref {	2414	sub deref {
2249	my ($ref) = @_;	2415	my ($ref) = @_;
2250		2416
2251	# temporary compatibility#TODO#remove
2252	$ref =~ s{^<}{player/<};
2253
2254	if ($ref =~ m{^player\/(<1\.\d+>)/(.*)$}) {	2417	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
2255	my ($uuid, $name) = ($1, $2);	2418	my ($uuid, $name) = ($1, $2);
2256	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name	2419	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
2257	or return;	2420	or return;
2258	$pl->ob->uuid eq $uuid	2421	$pl->ob->uuid eq $uuid
2259	or return;	2422	or return;
…		…
2279	can be C<undef>. Does the right thing when the player is currently in a	2442	can be C<undef>. Does the right thing when the player is currently in a
2280	dialogue with the given NPC character.	2443	dialogue with the given NPC character.
2281		2444
2282	=cut	2445	=cut
2283		2446
		2447	our $SAY_CHANNEL = {
		2448	id => "say",
		2449	title => "Map",
		2450	reply => "say ",
		2451	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2452	};
		2453
		2454	our $CHAT_CHANNEL = {
		2455	id => "chat",
		2456	title => "Chat",
		2457	reply => "chat ",
		2458	tooltip => "Player chat and shouts, global to the server.",
		2459	};
		2460
2284	# rough implementation of a future "reply" method that works	2461	# rough implementation of a future "reply" method that works
2285	# with dialog boxes.	2462	# with dialog boxes.
2286	#TODO: the first argument must go, split into a $npc->reply_to ( method	2463	#TODO: the first argument must go, split into a $npc->reply_to ( method
2287	sub cf::object::player::reply($$$;$) {	2464	sub cf::object::player::reply($$$;$) {
2288	my ($self, $npc, $msg, $flags) = @_;	2465	my ($self, $npc, $msg, $flags) = @_;
…		…
2299	my $dialog = $pl->{npc_dialog};	2476	my $dialog = $pl->{npc_dialog};
2300	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2477	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2301		2478
2302	} else {	2479	} else {
2303	$msg = $npc->name . " says: $msg" if $npc;	2480	$msg = $npc->name . " says: $msg" if $npc;
2304	$self->message ($msg, $flags);	2481	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2305	}	2482	}
2306	}	2483	}
2307	}	2484	}
2308		2485
2309	=item $object->send_msg ($channel, $msg, $color, [extra...])	2486	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2334		2511
2335	=item $player_object->enter_link	2512	=item $player_object->enter_link
2336		2513
2337	Freezes the player and moves him/her to a special map (C<{link}>).	2514	Freezes the player and moves him/her to a special map (C<{link}>).
2338		2515
2339	The player should be reasonably safe there for short amounts of time. You	2516	The player should be reasonably safe there for short amounts of time (e.g.
2340	I<MUST> call C<leave_link> as soon as possible, though.	2517	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2518	though, as the palyer cannot control the character while it is on the link
		2519	map.
2341		2520
2342	Will never block.	2521	Will never block.
2343		2522
2344	=item $player_object->leave_link ($map, $x, $y)	2523	=item $player_object->leave_link ($map, $x, $y)
2345		2524
…		…
2403		2582
2404	$map->load;	2583	$map->load;
2405	$map->load_neighbours;	2584	$map->load_neighbours;
2406		2585
2407	return unless $self->contr->active;	2586	return unless $self->contr->active;
2408	$self->activate_recursive;
2409		2587
2410	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2588	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2411	$self->enter_map ($map, $x, $y);	2589	$self->enter_map ($map, $x, $y);
		2590
		2591	# only activate afterwards, to support waiting in hooks
		2592	$self->activate_recursive;
2412	}	2593	}
2413		2594
2414	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2595	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2415		2596
2416	Moves the player to the given map-path and coordinates by first freezing	2597	Moves the player to the given map-path and coordinates by first freezing
2417	her, loading and preparing them map, calling the provided $check callback	2598	her, loading and preparing them map, calling the provided $check callback
2418	that has to return the map if sucecssful, and then unfreezes the player on	2599	that has to return the map if sucecssful, and then unfreezes the player on
2419	the new (success) or old (failed) map position. In either case, $done will	2600	the new (success) or old (failed) map position. In either case, $done will
2420	be called at the end of this process.	2601	be called at the end of this process.
2421		2602
		2603	Note that $check will be called with a potentially non-loaded map, so if
		2604	it needs a loaded map it has to call C<< ->load >>.
		2605
2422	=cut	2606	=cut
2423		2607
2424	our $GOTOGEN;	2608	our $GOTOGEN;
2425		2609
2426	sub cf::object::player::goto {	2610	sub cf::object::player::goto {
…		…
2430	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2614	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2431		2615
2432	$self->enter_link;	2616	$self->enter_link;
2433		2617
2434	(async {	2618	(async {
		2619	$Coro::current->{desc} = "player::goto $path $x $y";
		2620
		2621	# *tag paths override both path and x|y
		2622	if ($path =~ /^\*(.*)$/) {
		2623	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2624	my $ob = $obs[rand @obs];
		2625
		2626	# see if we actually can go there
		2627	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2628	$ob = $obs[rand @obs];
		2629	} else {
		2630	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2631	}
		2632	# else put us there anyways for now #d#
		2633
		2634	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2635	} else {
		2636	($path, $x, $y) = (undef, undef, undef);
		2637	}
		2638	}
		2639
2435	my $map = eval {	2640	my $map = eval {
2436	my $map = cf::map::find $path;	2641	my $map = defined $path ? cf::map::find $path : undef;
2437		2642
2438	if ($map) {	2643	if ($map) {
2439	$map = $map->customise_for ($self);	2644	$map = $map->customise_for ($self);
2440	$map = $check->($map) if $check && $map;	2645	$map = $check->($map) if $check && $map;
2441	} else {	2646	} else {
2442	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2647	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2443	}	2648	}
2444		2649
2445	$map	2650	$map
2446	};	2651	};
2447		2652
…		…
2483	}	2688	}
2484		2689
2485	sub prepare_random_map {	2690	sub prepare_random_map {
2486	my ($exit) = @_;	2691	my ($exit) = @_;
2487		2692
2488	my $guard = cf::lock_acquire "exit_prepare:$exit";
2489
2490	# all this does is basically replace the /! path by	2693	# all this does is basically replace the /! path by
2491	# a new random map path (?random/...) with a seed	2694	# a new random map path (?random/...) with a seed
2492	# that depends on the exit object	2695	# that depends on the exit object
2493		2696
2494	my $rmp = parse_random_map_params $exit->msg;	2697	my $rmp = parse_random_map_params $exit->msg;
…		…
2496	if ($exit->map) {	2699	if ($exit->map) {
2497	$rmp->{region} = $exit->region->name;	2700	$rmp->{region} = $exit->region->name;
2498	$rmp->{origin_map} = $exit->map->path;	2701	$rmp->{origin_map} = $exit->map->path;
2499	$rmp->{origin_x} = $exit->x;	2702	$rmp->{origin_x} = $exit->x;
2500	$rmp->{origin_y} = $exit->y;	2703	$rmp->{origin_y} = $exit->y;
		2704
		2705	$exit->map->touch;
2501	}	2706	}
2502		2707
2503	$rmp->{random_seed} ||= $exit->random_seed;	2708	$rmp->{random_seed} ||= $exit->random_seed;
2504		2709
2505	my $data = cf::to_json $rmp;	2710	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2506	my $md5 = Digest::MD5::md5_hex $data;	2711	my $md5 = Digest::MD5::md5_hex $data;
2507	my $meta = "$RANDOMDIR/$md5.meta";	2712	my $meta = "$RANDOMDIR/$md5.meta";
2508		2713
2509	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2714	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2510	aio_write $fh, 0, (length $data), $data, 0;	2715	aio_write $fh, 0, (length $data), $data, 0;
2511	undef $fh;	2716	undef $fh;
2512	aio_rename "$meta~", $meta;	2717	aio_rename "$meta~", $meta;
2513		2718
		2719	my $slaying = "?random/$md5";
		2720
		2721	if ($exit->valid) {
2514	$exit->slaying ("?random/$md5");	2722	$exit->slaying ("?random/$md5");
2515	$exit->msg (undef);	2723	$exit->msg (undef);
		2724	}
2516	}	2725	}
2517	}	2726	}
2518		2727
2519	sub cf::object::player::enter_exit {	2728	sub cf::object::player::enter_exit {
2520	my ($self, $exit) = @_;	2729	my ($self, $exit) = @_;
2521		2730
2522	return unless $self->type == cf::PLAYER;	2731	return unless $self->type == cf::PLAYER;
2523		2732
2524	if ($exit->slaying eq "/!") {
2525	#TODO: this should de-fi-ni-te-ly not be a sync-job
2526	# the problem is that $exit might not survive long enough
2527	# so it needs to be done right now, right here
2528	cf::sync_job { prepare_random_map $exit };
2529	}
2530
2531	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2532	my $hp = $exit->stats->hp;
2533	my $sp = $exit->stats->sp;
2534
2535	$self->enter_link;	2733	$self->enter_link;
2536		2734
2537	# if exit is damned, update players death & WoR home-position
2538	$self->contr->savebed ($slaying, $hp, $sp)
2539	if $exit->flag (FLAG_DAMNED);
2540
2541	(async {	2735	(async {
2542	$self->deactivate_recursive; # just to be sure	2736	$Coro::current->{desc} = "enter_exit";
		2737
2543	unless (eval {	2738	unless (eval {
		2739	$self->deactivate_recursive; # just to be sure
		2740
		2741	# random map handling
		2742	{
		2743	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2744
		2745	prepare_random_map $exit
		2746	if $exit->slaying eq "/!";
		2747	}
		2748
		2749	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2750	my $x = $exit->stats->hp;
		2751	my $y = $exit->stats->sp;
		2752
2544	$self->goto ($slaying, $hp, $sp);	2753	$self->goto ($map, $x, $y);
2545		2754
		2755	# if exit is damned, update players death & WoR home-position
		2756	$self->contr->savebed ($map, $x, $y)
		2757	if $exit->flag (cf::FLAG_DAMNED);
		2758
2546	1;	2759	1
2547	}) {	2760	}) {
2548	$self->message ("Something went wrong deep within the crossfire server. "	2761	$self->message ("Something went wrong deep within the deliantra server. "
2549	. "I'll try to bring you back to the map you were before. "	2762	. "I'll try to bring you back to the map you were before. "
2550	. "Please report this to the dungeon master!",	2763	. "Please report this to the dungeon master!",
2551	cf::NDI_UNIQUE | cf::NDI_RED);	2764	cf::NDI_UNIQUE | cf::NDI_RED);
2552		2765
2553	warn "ERROR in enter_exit: $@";	2766	warn "ERROR in enter_exit: $@";
…		…
2581	the message, with C<log> being the default. If C<$color> is negative, suppress	2794	the message, with C<log> being the default. If C<$color> is negative, suppress
2582	the message unless the client supports the msg packet.	2795	the message unless the client supports the msg packet.
2583		2796
2584	=cut	2797	=cut
2585		2798
		2799	# non-persistent channels (usually the info channel)
2586	our %CHANNEL = (	2800	our %CHANNEL = (
		2801	"c/motd" => {
		2802	id => "infobox",
		2803	title => "MOTD",
		2804	reply => undef,
		2805	tooltip => "The message of the day",
		2806	},
2587	"c/identify" => {	2807	"c/identify" => {
2588	id => "identify",	2808	id => "infobox",
2589	title => "Identify",	2809	title => "Identify",
2590	reply => undef,	2810	reply => undef,
2591	tooltip => "Items recently identified",	2811	tooltip => "Items recently identified",
2592	},	2812	},
2593	"c/examine" => {	2813	"c/examine" => {
2594	id => "examine",	2814	id => "infobox",
2595	title => "Examine",	2815	title => "Examine",
2596	reply => undef,	2816	reply => undef,
2597	tooltip => "Signs and other items you examined",	2817	tooltip => "Signs and other items you examined",
2598	},	2818	},
		2819	"c/shopinfo" => {
		2820	id => "infobox",
		2821	title => "Shop Info",
		2822	reply => undef,
		2823	tooltip => "What your bargaining skill tells you about the shop",
		2824	},
		2825	"c/book" => {
		2826	id => "infobox",
		2827	title => "Book",
		2828	reply => undef,
		2829	tooltip => "The contents of a note or book",
		2830	},
		2831	"c/lookat" => {
		2832	id => "infobox",
		2833	title => "Look",
		2834	reply => undef,
		2835	tooltip => "What you saw there",
		2836	},
		2837	"c/who" => {
		2838	id => "infobox",
		2839	title => "Players",
		2840	reply => undef,
		2841	tooltip => "Shows players who are currently online",
		2842	},
		2843	"c/body" => {
		2844	id => "infobox",
		2845	title => "Body Parts",
		2846	reply => undef,
		2847	tooltip => "Shows which body parts you posess and are available",
		2848	},
		2849	"c/statistics" => {
		2850	id => "infobox",
		2851	title => "Statistics",
		2852	reply => undef,
		2853	tooltip => "Shows your primary statistics",
		2854	},
		2855	"c/skills" => {
		2856	id => "infobox",
		2857	title => "Skills",
		2858	reply => undef,
		2859	tooltip => "Shows your experience per skill and item power",
		2860	},
		2861	"c/shopitems" => {
		2862	id => "infobox",
		2863	title => "Shop Items",
		2864	reply => undef,
		2865	tooltip => "Shows the items currently for sale in this shop",
		2866	},
		2867	"c/resistances" => {
		2868	id => "infobox",
		2869	title => "Resistances",
		2870	reply => undef,
		2871	tooltip => "Shows your resistances",
		2872	},
		2873	"c/pets" => {
		2874	id => "infobox",
		2875	title => "Pets",
		2876	reply => undef,
		2877	tooltip => "Shows information abotu your pets/a specific pet",
		2878	},
		2879	"c/perceiveself" => {
		2880	id => "infobox",
		2881	title => "Perceive Self",
		2882	reply => undef,
		2883	tooltip => "You gained detailed knowledge about yourself",
		2884	},
		2885	"c/uptime" => {
		2886	id => "infobox",
		2887	title => "Uptime",
		2888	reply => undef,
		2889	tooltip => "How long the server has been running since last restart",
		2890	},
		2891	"c/mapinfo" => {
		2892	id => "infobox",
		2893	title => "Map Info",
		2894	reply => undef,
		2895	tooltip => "Information related to the maps",
		2896	},
		2897	"c/party" => {
		2898	id => "party",
		2899	title => "Party",
		2900	reply => "gsay ",
		2901	tooltip => "Messages and chat related to your party",
		2902	},
		2903	"c/death" => {
		2904	id => "death",
		2905	title => "Death",
		2906	reply => undef,
		2907	tooltip => "Reason for and more info about your most recent death",
		2908	},
		2909	"c/say" => $SAY_CHANNEL,
		2910	"c/chat" => $CHAT_CHANNEL,
2599	);	2911	);
2600		2912
2601	sub cf::client::send_msg {	2913	sub cf::client::send_msg {
2602	my ($self, $channel, $msg, $color, @extra) = @_;	2914	my ($self, $channel, $msg, $color, @extra) = @_;
2603		2915
2604	$msg = $self->pl->expand_cfpod ($msg);	2916	$msg = $self->pl->expand_cfpod ($msg)
		2917	unless $color & cf::NDI_VERBATIM;
2605		2918
2606	$color &= cf::NDI_CLIENT_MASK; # just in case...	2919	$color &= cf::NDI_CLIENT_MASK; # just in case...
2607		2920
2608	# check predefined channels, for the benefit of C	2921	# check predefined channels, for the benefit of C
2609	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};	2922	if ($CHANNEL{$channel}) {
		2923	$channel = $CHANNEL{$channel};
2610		2924
		2925	$self->ext_msg (channel_info => $channel);
		2926	$channel = $channel->{id};
		2927
2611	if (ref $channel) {	2928	} elsif (ref $channel) {
2612	# send meta info to client, if not yet sent	2929	# send meta info to client, if not yet sent
2613	unless (exists $self->{channel}{$channel->{id}}) {	2930	unless (exists $self->{channel}{$channel->{id}}) {
2614	$self->{channel}{$channel->{id}} = $channel;	2931	$self->{channel}{$channel->{id}} = $channel;
2615	$self->ext_msg (channel_info => $channel)	2932	$self->ext_msg (channel_info => $channel);
2616	if $self->can_msg;
2617	}	2933	}
2618		2934
2619	$channel = $channel->{id};	2935	$channel = $channel->{id};
2620	}	2936	}
2621		2937
2622	return unless @extra || length $msg;	2938	return unless @extra || length $msg;
2623		2939
2624	if ($self->can_msg) {
2625	# default colour, mask it out	2940	# default colour, mask it out
2626	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2941	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2627	if $color & cf::NDI_DEF;	2942	if $color & cf::NDI_DEF;
2628		2943
2629	$self->send_packet ("msg " . $self->{json_coder}->encode (	2944	my $pkt = "msg "
		2945	. $self->{json_coder}->encode (
2630	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2946	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2631	} else {	2947	);
2632	if ($color >= 0) {
2633	# replace some tags by gcfclient-compatible ones
2634	for ($msg) {
2635	1 while
2636	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2637	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2638	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2639	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2640	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2641	}
2642		2948
2643	$color &= cf::NDI_COLOR_MASK;	2949	# try lzf for large packets
		2950	$pkt = "lzf " . Compress::LZF::compress $pkt
		2951	if 1024 <= length $pkt and $self->{can_lzf};
2644		2952
2645	utf8::encode $msg;	2953	# split very large packets
2646		2954	if (8192 < length $pkt and $self->{can_lzf}) {
2647	if (0 && $msg =~ /\[/) {	2955	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2648	# COMMAND/INFO	2956	$pkt = "frag";
2649	$self->send_packet ("drawextinfo $color 10 8 $msg")
2650	} else {
2651	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2652	$self->send_packet ("drawinfo $color $msg")
2653	}
2654	}
2655	}	2957	}
		2958
		2959	$self->send_packet ($pkt);
2656	}	2960	}
2657		2961
2658	=item $client->ext_msg ($type, @msg)	2962	=item $client->ext_msg ($type, @msg)
2659		2963
2660	Sends an ext event to the client.	2964	Sends an ext event to the client.
…		…
2833	=pod	3137	=pod
2834		3138
2835	The following functions and methods are available within a safe environment:	3139	The following functions and methods are available within a safe environment:
2836		3140
2837	cf::object	3141	cf::object
2838	contr pay_amount pay_player map x y force_find force_add	3142	contr pay_amount pay_player map x y force_find force_add destroy
2839	insert remove name archname title slaying race decrease_ob_nr	3143	insert remove name archname title slaying race decrease split
		3144	value
2840		3145
2841	cf::object::player	3146	cf::object::player
2842	player	3147	player
2843		3148
2844	cf::player	3149	cf::player
…		…
2849		3154
2850	=cut	3155	=cut
2851		3156
2852	for (	3157	for (
2853	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3158	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2854	insert remove inv name archname title slaying race	3159	insert remove inv nrof name archname title slaying race
2855	decrease_ob_nr)],	3160	decrease split destroy change_exp value msg lore send_msg)],
2856	["cf::object::player" => qw(player)],	3161	["cf::object::player" => qw(player)],
2857	["cf::player" => qw(peaceful)],	3162	["cf::player" => qw(peaceful send_msg)],
2858	["cf::map" => qw(trigger)],	3163	["cf::map" => qw(trigger)],
2859	) {	3164	) {
2860	no strict 'refs';	3165	no strict 'refs';
2861	my ($pkg, @funs) = @$_;	3166	my ($pkg, @funs) = @$_;
2862	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3167	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2879	my ($code, %vars) = @_;	3184	my ($code, %vars) = @_;
2880		3185
2881	my $qcode = $code;	3186	my $qcode = $code;
2882	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3187	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2883	$qcode =~ s/\n/\\n/g;	3188	$qcode =~ s/\n/\\n/g;
		3189
		3190	%vars = (_dummy => 0) unless %vars;
2884		3191
2885	local $_;	3192	local $_;
2886	local @safe::cf::_safe_eval_args = values %vars;	3193	local @safe::cf::_safe_eval_args = values %vars;
2887		3194
2888	my $eval =	3195	my $eval =
…		…
2965	{	3272	{
2966	my $faces = $facedata->{faceinfo};	3273	my $faces = $facedata->{faceinfo};
2967		3274
2968	while (my ($face, $info) = each %$faces) {	3275	while (my ($face, $info) = each %$faces) {
2969	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3276	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3277
2970	cf::face::set_visibility $idx, $info->{visibility};	3278	cf::face::set_visibility $idx, $info->{visibility};
2971	cf::face::set_magicmap $idx, $info->{magicmap};	3279	cf::face::set_magicmap $idx, $info->{magicmap};
2972	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3280	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2973	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3281	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2974		3282
2975	cf::cede_to_tick;	3283	cf::cede_to_tick;
2976	}	3284	}
2977		3285
2978	while (my ($face, $info) = each %$faces) {	3286	while (my ($face, $info) = each %$faces) {
2979	next unless $info->{smooth};	3287	next unless $info->{smooth};
		3288
2980	my $idx = cf::face::find $face	3289	my $idx = cf::face::find $face
2981	or next;	3290	or next;
		3291
2982	if (my $smooth = cf::face::find $info->{smooth}) {	3292	if (my $smooth = cf::face::find $info->{smooth}) {
2983	cf::face::set_smooth $idx, $smooth;	3293	cf::face::set_smooth $idx, $smooth;
2984	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3294	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2985	} else {	3295	} else {
2986	warn "smooth face '$info->{smooth}' not found for face '$face'";	3296	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
3004	{	3314	{
3005	# TODO: for gcfclient pleasure, we should give resources	3315	# TODO: for gcfclient pleasure, we should give resources
3006	# that gcfclient doesn't grok a >10000 face index.	3316	# that gcfclient doesn't grok a >10000 face index.
3007	my $res = $facedata->{resource};	3317	my $res = $facedata->{resource};
3008		3318
3009	my $soundconf = delete $res->{"res/sound.conf"};
3010
3011	while (my ($name, $info) = each %$res) {	3319	while (my ($name, $info) = each %$res) {
		3320	if (defined $info->{type}) {
3012	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3321	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3013	my $data;	3322	my $data;
3014		3323
3015	if ($info->{type} & 1) {	3324	if ($info->{type} & 1) {
3016	# prepend meta info	3325	# prepend meta info
3017		3326
3018	my $meta = $enc->encode ({	3327	my $meta = $enc->encode ({
3019	name => $name,	3328	name => $name,
3020	%{ $info->{meta} || {} },	3329	%{ $info->{meta} || {} },
3021	});	3330	});
3022		3331
3023	$data = pack "(w/a*)*", $meta, $info->{data};	3332	$data = pack "(w/a*)*", $meta, $info->{data};
		3333	} else {
		3334	$data = $info->{data};
		3335	}
		3336
		3337	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3338	cf::face::set_type $idx, $info->{type};
3024	} else {	3339	} else {
3025	$data = $info->{data};	3340	$RESOURCE{$name} = $info;
3026	}	3341	}
3027		3342
3028	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3029	cf::face::set_type $idx, $info->{type};
3030
3031	cf::cede_to_tick;	3343	cf::cede_to_tick;
3032	}	3344	}
3033
3034	if ($soundconf) {
3035	$soundconf = $enc->decode (delete $soundconf->{data});
3036
3037	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3038	my $sound = $soundconf->{compat}[$_]
3039	or next;
3040
3041	my $face = cf::face::find "sound/$sound->[1]";
3042	cf::sound::set $sound->[0] => $face;
3043	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3044	}
3045
3046	while (my ($k, $v) = each %{$soundconf->{event}}) {
3047	my $face = cf::face::find "sound/$v";
3048	cf::sound::set $k => $face;
3049	}
3050	}
3051	}	3345	}
		3346
		3347	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3052		3348
3053	1	3349	1
3054	}	3350	}
		3351
		3352	cf::global->attach (on_resource_update => sub {
		3353	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3354	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3355
		3356	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3357	my $sound = $soundconf->{compat}[$_]
		3358	or next;
		3359
		3360	my $face = cf::face::find "sound/$sound->[1]";
		3361	cf::sound::set $sound->[0] => $face;
		3362	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3363	}
		3364
		3365	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3366	my $face = cf::face::find "sound/$v";
		3367	cf::sound::set $k => $face;
		3368	}
		3369	}
		3370	});
3055		3371
3056	register_exticmd fx_want => sub {	3372	register_exticmd fx_want => sub {
3057	my ($ns, $want) = @_;	3373	my ($ns, $want) = @_;
3058		3374
3059	while (my ($k, $v) = each %$want) {	3375	while (my ($k, $v) = each %$want) {
3060	$ns->fx_want ($k, $v);	3376	$ns->fx_want ($k, $v);
3061	}	3377	}
3062	};	3378	};
		3379
		3380	sub load_resource_file($) {
		3381	my $guard = lock_acquire "load_resource_file";
		3382
		3383	my $status = load_resource_file_ $_[0];
		3384	get_slot 0.1, 100;
		3385	cf::arch::commit_load;
		3386
		3387	$status
		3388	}
3063		3389
3064	sub reload_regions {	3390	sub reload_regions {
3065	# HACK to clear player env face cache, we need some signal framework	3391	# HACK to clear player env face cache, we need some signal framework
3066	# for this (global event?)	3392	# for this (global event?)
3067	%ext::player_env::MUSIC_FACE_CACHE = ();	3393	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3081	}	3407	}
3082		3408
3083	sub reload_archetypes {	3409	sub reload_archetypes {
3084	load_resource_file "$DATADIR/archetypes"	3410	load_resource_file "$DATADIR/archetypes"
3085	or die "unable to load archetypes\n";	3411	or die "unable to load archetypes\n";
3086	#d# NEED to laod twice to resolve forward references
3087	# this really needs to be done in an extra post-pass
3088	# (which needs to be synchronous, so solve it differently)
3089	load_resource_file "$DATADIR/archetypes"
3090	or die "unable to load archetypes\n";
3091	}	3412	}
3092		3413
3093	sub reload_treasures {	3414	sub reload_treasures {
3094	load_resource_file "$DATADIR/treasures"	3415	load_resource_file "$DATADIR/treasures"
3095	or die "unable to load treasurelists\n";	3416	or die "unable to load treasurelists\n";
3096	}	3417	}
3097		3418
3098	sub reload_resources {	3419	sub reload_resources {
3099	warn "reloading resource files...\n";	3420	warn "reloading resource files...\n";
3100		3421
		3422	reload_facedata;
		3423	reload_archetypes;
3101	reload_regions;	3424	reload_regions;
3102	reload_facedata;
3103	#reload_archetypes;#d#
3104	reload_archetypes;
3105	reload_treasures;	3425	reload_treasures;
3106		3426
3107	warn "finished reloading resource files\n";	3427	warn "finished reloading resource files\n";
3108	}	3428	}
3109		3429
3110	sub init {
3111	reload_resources;
3112	}
3113
3114	sub reload_config {	3430	sub reload_config {
		3431	warn "reloading config file...\n";
		3432
3115	open my $fh, "<:utf8", "$CONFDIR/config"	3433	open my $fh, "<:utf8", "$CONFDIR/config"
3116	or return;	3434	or return;
3117		3435
3118	local $/;	3436	local $/;
3119	*CFG = YAML::Syck::Load <$fh>;	3437	*CFG = YAML::XS::Load scalar <$fh>;
3120		3438
3121	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3439	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3122		3440
3123	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3441	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3124	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3442	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3128	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3446	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3129	and die "WARNING: m(un)lockall failed: $!\n";	3447	and die "WARNING: m(un)lockall failed: $!\n";
3130	};	3448	};
3131	warn $@ if $@;	3449	warn $@ if $@;
3132	}	3450	}
		3451
		3452	warn "finished reloading resource files\n";
		3453	}
		3454
		3455	sub pidfile() {
		3456	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3457	or die "$PIDFILE: $!";
		3458	flock $fh, &Fcntl::LOCK_EX
		3459	or die "$PIDFILE: flock: $!";
		3460	$fh
		3461	}
		3462
		3463	# make sure only one server instance is running at any one time
		3464	sub atomic {
		3465	my $fh = pidfile;
		3466
		3467	my $pid = <$fh>;
		3468	kill 9, $pid if $pid > 0;
		3469
		3470	seek $fh, 0, 0;
		3471	print $fh $$;
		3472	}
		3473
		3474	sub main_loop {
		3475	warn "EV::loop starting\n";
		3476	if (1) {
		3477	EV::loop;
		3478	}
		3479	warn "EV::loop returned\n";
		3480	goto &main_loop unless $REALLY_UNLOOP;
3133	}	3481	}
3134		3482
3135	sub main {	3483	sub main {
		3484	cf::init_globals; # initialise logging
		3485
		3486	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3487	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3488	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3489	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3490
		3491	cf::init_experience;
		3492	cf::init_anim;
		3493	cf::init_attackmess;
		3494	cf::init_dynamic;
		3495
		3496	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3497
3136	# we must not ever block the main coroutine	3498	# we must not ever block the main coroutine
3137	local $Coro::idle = sub {	3499	local $Coro::idle = sub {
3138	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3500	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3139	(async {	3501	(async {
3140	Event::one_event;	3502	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3503	EV::loop EV::LOOP_ONESHOT;
3141	})->prio (Coro::PRIO_MAX);	3504	})->prio (Coro::PRIO_MAX);
3142	};	3505	};
3143		3506
		3507	evthread_start IO::AIO::poll_fileno;
		3508
		3509	cf::sync_job {
		3510	reload_resources;
3144	reload_config;	3511	reload_config;
3145	db_init;	3512	db_init;
		3513
		3514	cf::load_settings;
		3515	cf::load_materials;
		3516	cf::init_uuid;
		3517	cf::init_signals;
		3518	cf::init_commands;
		3519	cf::init_skills;
		3520
		3521	cf::init_beforeplay;
		3522
		3523	atomic;
		3524
3146	load_extensions;	3525	load_extensions;
3147		3526
3148	$TICK_WATCHER->start;	3527	utime time, time, $RUNTIMEFILE;
3149	Event::loop;	3528
		3529	# no (long-running) fork's whatsoever before this point(!)
		3530	use POSIX ();
		3531	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3532
		3533	(pop @POST_INIT)->(0) while @POST_INIT;
		3534	};
		3535
		3536	main_loop;
3150	}	3537	}
3151		3538
3152	#############################################################################	3539	#############################################################################
3153	# initialisation and cleanup	3540	# initialisation and cleanup
3154		3541
3155	# install some emergency cleanup handlers	3542	# install some emergency cleanup handlers
3156	BEGIN {	3543	BEGIN {
		3544	our %SIGWATCHER = ();
3157	for my $signal (qw(INT HUP TERM)) {	3545	for my $signal (qw(INT HUP TERM)) {
3158	Event->signal (	3546	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3159	reentrant => 0,
3160	data => WF_AUTOCANCEL,
3161	signal => $signal,
3162	prio => 0,
3163	cb => sub {
3164	cf::cleanup "SIG$signal";	3547	cf::cleanup "SIG$signal";
3165	},
3166	);	3548	};
3167	}	3549	}
3168	}	3550	}
3169		3551
3170	sub write_runtime {	3552	sub write_runtime_sync {
3171	my $runtime = "$LOCALDIR/runtime";
3172
3173	# first touch the runtime file to show we are still running:	3553	# first touch the runtime file to show we are still running:
3174	# the fsync below can take a very very long time.	3554	# the fsync below can take a very very long time.
3175		3555
3176	IO::AIO::aio_utime $runtime, undef, undef;	3556	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3177		3557
3178	my $guard = cf::lock_acquire "write_runtime";	3558	my $guard = cf::lock_acquire "write_runtime";
3179		3559
3180	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3560	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3181	or return;	3561	or return;
3182		3562
3183	my $value = $cf::RUNTIME + 90 + 10;	3563	my $value = $cf::RUNTIME + 90 + 10;
3184	# 10 is the runtime save interval, for a monotonic clock	3564	# 10 is the runtime save interval, for a monotonic clock
3185	# 60 allows for the watchdog to kill the server.	3565	# 60 allows for the watchdog to kill the server.
…		…
3195	aio_utime $fh, undef, undef;	3575	aio_utime $fh, undef, undef;
3196		3576
3197	close $fh	3577	close $fh
3198	or return;	3578	or return;
3199		3579
3200	aio_rename "$runtime~", $runtime	3580	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3201	and return;	3581	and return;
3202		3582
3203	warn "runtime file written.\n";	3583	warn "runtime file written.\n";
3204		3584
3205	1	3585	1
		3586	}
		3587
		3588	our $uuid_lock;
		3589	our $uuid_skip;
		3590
		3591	sub write_uuid_sync($) {
		3592	$uuid_skip ||= $_[0];
		3593
		3594	return if $uuid_lock;
		3595	local $uuid_lock = 1;
		3596
		3597	my $uuid = "$LOCALDIR/uuid";
		3598
		3599	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3600	or return;
		3601
		3602	my $value = uuid_seq uuid_cur;
		3603
		3604	unless ($value) {
		3605	warn "cowardly refusing to write zero uuid value!\n";
		3606	return;
		3607	}
		3608
		3609	my $value = uuid_str $value + $uuid_skip;
		3610	$uuid_skip = 0;
		3611
		3612	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3613	and return;
		3614
		3615	# always fsync - this file is important
		3616	aio_fsync $fh
		3617	and return;
		3618
		3619	close $fh
		3620	or return;
		3621
		3622	aio_rename "$uuid~", $uuid
		3623	and return;
		3624
		3625	warn "uuid file written ($value).\n";
		3626
		3627	1
		3628
		3629	}
		3630
		3631	sub write_uuid($$) {
		3632	my ($skip, $sync) = @_;
		3633
		3634	$sync ? write_uuid_sync $skip
		3635	: async { write_uuid_sync $skip };
3206	}	3636	}
3207		3637
3208	sub emergency_save() {	3638	sub emergency_save() {
3209	my $freeze_guard = cf::freeze_mainloop;	3639	my $freeze_guard = cf::freeze_mainloop;
3210		3640
3211	warn "enter emergency perl save\n";	3641	warn "emergency_perl_save: enter\n";
3212		3642
3213	cf::sync_job {	3643	cf::sync_job {
		3644	# this is a trade-off: we want to be very quick here, so
		3645	# save all maps without fsync, and later call a global sync
		3646	# (which in turn might be very very slow)
		3647	local $USE_FSYNC = 0;
		3648
3214	# use a peculiar iteration method to avoid tripping on perl	3649	# use a peculiar iteration method to avoid tripping on perl
3215	# refcount bugs in for. also avoids problems with players	3650	# refcount bugs in for. also avoids problems with players
3216	# and maps saved/destroyed asynchronously.	3651	# and maps saved/destroyed asynchronously.
3217	warn "begin emergency player save\n";	3652	warn "emergency_perl_save: begin player save\n";
3218	for my $login (keys %cf::PLAYER) {	3653	for my $login (keys %cf::PLAYER) {
3219	my $pl = $cf::PLAYER{$login} or next;	3654	my $pl = $cf::PLAYER{$login} or next;
3220	$pl->valid or next;	3655	$pl->valid or next;
		3656	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3221	$pl->save;	3657	$pl->save;
3222	}	3658	}
3223	warn "end emergency player save\n";	3659	warn "emergency_perl_save: end player save\n";
3224		3660
3225	warn "begin emergency map save\n";	3661	warn "emergency_perl_save: begin map save\n";
3226	for my $path (keys %cf::MAP) {	3662	for my $path (keys %cf::MAP) {
3227	my $map = $cf::MAP{$path} or next;	3663	my $map = $cf::MAP{$path} or next;
3228	$map->valid or next;	3664	$map->valid or next;
3229	$map->save;	3665	$map->save;
3230	}	3666	}
3231	warn "end emergency map save\n";	3667	warn "emergency_perl_save: end map save\n";
3232		3668
3233	warn "begin emergency database checkpoint\n";	3669	warn "emergency_perl_save: begin database checkpoint\n";
3234	BDB::db_env_txn_checkpoint $DB_ENV;	3670	BDB::db_env_txn_checkpoint $DB_ENV;
3235	warn "end emergency database checkpoint\n";	3671	warn "emergency_perl_save: end database checkpoint\n";
		3672
		3673	warn "emergency_perl_save: begin write uuid\n";
		3674	write_uuid_sync 1;
		3675	warn "emergency_perl_save: end write uuid\n";
3236	};	3676	};
3237		3677
		3678	warn "emergency_perl_save: starting sync()\n";
		3679	IO::AIO::aio_sync sub {
		3680	warn "emergency_perl_save: finished sync()\n";
		3681	};
		3682
3238	warn "leave emergency perl save\n";	3683	warn "emergency_perl_save: leave\n";
3239	}	3684	}
3240		3685
3241	sub post_cleanup {	3686	sub post_cleanup {
3242	my ($make_core) = @_;	3687	my ($make_core) = @_;
3243		3688
3244	warn Carp::longmess "post_cleanup backtrace"	3689	warn Carp::longmess "post_cleanup backtrace"
3245	if $make_core;	3690	if $make_core;
		3691
		3692	my $fh = pidfile;
		3693	unlink $PIDFILE if <$fh> == $$;
		3694	}
		3695
		3696	# a safer delete_package, copied from Symbol
		3697	sub clear_package($) {
		3698	my $pkg = shift;
		3699
		3700	# expand to full symbol table name if needed
		3701	unless ($pkg =~ /^main::.*::$/) {
		3702	$pkg = "main$pkg" if $pkg =~ /^::/;
		3703	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3704	$pkg .= '::' unless $pkg =~ /::$/;
		3705	}
		3706
		3707	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3708	my $stem_symtab = *{$stem}{HASH};
		3709
		3710	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3711	or return;
		3712
		3713	# clear all symbols
		3714	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3715	for my $name (keys %$leaf_symtab) {
		3716	_gv_clear *{"$pkg$name"};
		3717	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3718	}
		3719	warn "cleared package $pkg\n";#d#
3246	}	3720	}
3247		3721
3248	sub do_reload_perl() {	3722	sub do_reload_perl() {
3249	# can/must only be called in main	3723	# can/must only be called in main
3250	if ($Coro::current != $Coro::main) {	3724	if ($Coro::current != $Coro::main) {
3251	warn "can only reload from main coroutine";	3725	warn "can only reload from main coroutine";
3252	return;	3726	return;
3253	}	3727	}
3254		3728
		3729	return if $RELOAD++;
		3730
		3731	my $t1 = EV::time;
		3732
		3733	while ($RELOAD) {
3255	warn "reloading...";	3734	warn "reloading...";
3256		3735
3257	warn "entering sync_job";	3736	warn "entering sync_job";
3258		3737
3259	cf::sync_job {	3738	cf::sync_job {
3260	cf::write_runtime; # external watchdog should not bark	3739	cf::write_runtime_sync; # external watchdog should not bark
3261	cf::emergency_save;	3740	cf::emergency_save;
3262	cf::write_runtime; # external watchdog should not bark	3741	cf::write_runtime_sync; # external watchdog should not bark
3263		3742
3264	warn "syncing database to disk";	3743	warn "syncing database to disk";
3265	BDB::db_env_txn_checkpoint $DB_ENV;	3744	BDB::db_env_txn_checkpoint $DB_ENV;
3266		3745
3267	# if anything goes wrong in here, we should simply crash as we already saved	3746	# if anything goes wrong in here, we should simply crash as we already saved
3268		3747
3269	warn "cancelling all WF_AUTOCANCEL watchers";
3270	for (Event::all_watchers) {
3271	$_->cancel if $_->data & WF_AUTOCANCEL;
3272	}
3273
3274	warn "flushing outstanding aio requests";	3748	warn "flushing outstanding aio requests";
3275	for (;;) {
3276	BDB::flush;
3277	IO::AIO::flush;
3278	Coro::cede;
3279	last unless IO::AIO::nreqs || BDB::nreqs;	3749	while (IO::AIO::nreqs || BDB::nreqs) {
3280	warn "iterate...";	3750	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3281	}
3282
3283	++$RELOAD;
3284
3285	warn "cancelling all extension coros";
3286	$_->cancel for values %EXT_CORO;
3287	%EXT_CORO = ();
3288
3289	warn "removing commands";
3290	%COMMAND = ();
3291
3292	warn "removing ext/exti commands";
3293	%EXTCMD = ();
3294	%EXTICMD = ();
3295
3296	warn "unloading/nuking all extensions";
3297	for my $pkg (@EXTS) {
3298	warn "... unloading $pkg";
3299
3300	if (my $cb = $pkg->can ("unload")) {
3301	eval {
3302	$cb->($pkg);
3303	1
3304	} or warn "$pkg unloaded, but with errors: $@";
3305	}	3751	}
3306		3752
3307	warn "... nuking $pkg";	3753	warn "cancelling all extension coros";
3308	Symbol::delete_package $pkg;	3754	$_->cancel for values %EXT_CORO;
3309	}	3755	%EXT_CORO = ();
3310		3756
3311	warn "unloading all perl modules loaded from $LIBDIR";	3757	warn "removing commands";
3312	while (my ($k, $v) = each %INC) {	3758	%COMMAND = ();
3313	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3314		3759
		3760	warn "removing ext/exti commands";
		3761	%EXTCMD = ();
		3762	%EXTICMD = ();
		3763
		3764	warn "unloading/nuking all extensions";
		3765	for my $pkg (@EXTS) {
3315	warn "... unloading $k";	3766	warn "... unloading $pkg";
3316	delete $INC{$k};
3317		3767
3318	$k =~ s/\.pm$//;
3319	$k =~ s/\//::/g;
3320
3321	if (my $cb = $k->can ("unload_module")) {	3768	if (my $cb = $pkg->can ("unload")) {
		3769	eval {
3322	$cb->();	3770	$cb->($pkg);
		3771	1
		3772	} or warn "$pkg unloaded, but with errors: $@";
		3773	}
		3774
		3775	warn "... clearing $pkg";
		3776	clear_package $pkg;
3323	}	3777	}
3324		3778
3325	Symbol::delete_package $k;	3779	warn "unloading all perl modules loaded from $LIBDIR";
		3780	while (my ($k, $v) = each %INC) {
		3781	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3782
		3783	warn "... unloading $k";
		3784	delete $INC{$k};
		3785
		3786	$k =~ s/\.pm$//;
		3787	$k =~ s/\//::/g;
		3788
		3789	if (my $cb = $k->can ("unload_module")) {
		3790	$cb->();
		3791	}
		3792
		3793	clear_package $k;
3326	}	3794	}
3327		3795
3328	warn "getting rid of safe::, as good as possible";	3796	warn "getting rid of safe::, as good as possible";
3329	Symbol::delete_package "safe::$_"	3797	clear_package "safe::$_"
3330	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3798	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3331		3799
3332	warn "unloading cf.pm \"a bit\"";	3800	warn "unloading cf.pm \"a bit\"";
3333	delete $INC{"cf.pm"};	3801	delete $INC{"cf.pm"};
3334	delete $INC{"cf/pod.pm"};	3802	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3335		3803
3336	# don't, removes xs symbols, too,	3804	# don't, removes xs symbols, too,
3337	# and global variables created in xs	3805	# and global variables created in xs
3338	#Symbol::delete_package __PACKAGE__;	3806	#clear_package __PACKAGE__;
3339		3807
3340	warn "unload completed, starting to reload now";	3808	warn "unload completed, starting to reload now";
3341		3809
3342	warn "reloading cf.pm";	3810	warn "reloading cf.pm";
3343	require cf;	3811	require cf;
3344	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3812	cf::_connect_to_perl_1;
3345		3813
3346	warn "loading config and database again";	3814	warn "loading config and database again";
3347	cf::reload_config;	3815	cf::reload_config;
3348		3816
3349	warn "loading extensions";	3817	warn "loading extensions";
3350	cf::load_extensions;	3818	cf::load_extensions;
3351		3819
		3820	if ($REATTACH_ON_RELOAD) {
3352	warn "reattaching attachments to objects/players";	3821	warn "reattaching attachments to objects/players";
3353	_global_reattach; # objects, sockets	3822	_global_reattach; # objects, sockets
3354	warn "reattaching attachments to maps";	3823	warn "reattaching attachments to maps";
3355	reattach $_ for values %MAP;	3824	reattach $_ for values %MAP;
3356	warn "reattaching attachments to players";	3825	warn "reattaching attachments to players";
3357	reattach $_ for values %PLAYER;	3826	reattach $_ for values %PLAYER;
		3827	}
3358		3828
		3829	warn "running post_init jobs";
		3830	(pop @POST_INIT)->(1) while @POST_INIT;
		3831
3359	warn "leaving sync_job";	3832	warn "leaving sync_job";
3360		3833
3361	1	3834	1
3362	} or do {	3835	} or do {
3363	warn $@;	3836	warn $@;
3364	warn "error while reloading, exiting.";	3837	cf::cleanup "error while reloading, exiting.";
3365	exit 1;
3366	};	3838	};
3367		3839
3368	warn "reloaded";	3840	warn "reloaded";
		3841	--$RELOAD;
		3842	}
		3843
		3844	$t1 = EV::time - $t1;
		3845	warn "reload completed in ${t1}s\n";
3369	};	3846	};
3370		3847
3371	our $RELOAD_WATCHER; # used only during reload	3848	our $RELOAD_WATCHER; # used only during reload
3372		3849
3373	sub reload_perl() {	3850	sub reload_perl() {
3374	# doing reload synchronously and two reloads happen back-to-back,	3851	# doing reload synchronously and two reloads happen back-to-back,
3375	# coro crashes during coro_state_free->destroy here.	3852	# coro crashes during coro_state_free->destroy here.
3376		3853
3377	$RELOAD_WATCHER ||= Event->timer (	3854	$RELOAD_WATCHER ||= cf::async {
3378	reentrant => 0,	3855	Coro::AIO::aio_wait cache_extensions;
3379	after => 0,	3856
3380	data => WF_AUTOCANCEL,	3857	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
3381	cb => sub {
3382	do_reload_perl;	3858	do_reload_perl;
3383	undef $RELOAD_WATCHER;	3859	undef $RELOAD_WATCHER;
3384	},	3860	};
3385	);	3861	};
3386	}	3862	}
3387		3863
3388	register_command "reload" => sub {	3864	register_command "reload" => sub {
3389	my ($who, $arg) = @_;	3865	my ($who, $arg) = @_;
3390		3866
3391	if ($who->flag (FLAG_WIZ)) {	3867	if ($who->flag (FLAG_WIZ)) {
3392	$who->message ("reloading server.");	3868	$who->message ("reloading server.");
		3869	async {
		3870	$Coro::current->{desc} = "perl_reload";
3393	async { reload_perl };	3871	reload_perl;
		3872	};
3394	}	3873	}
3395	};	3874	};
3396		3875
3397	unshift @INC, $LIBDIR;	3876	unshift @INC, $LIBDIR;
3398		3877
…		…
3400		3879
3401	our @WAIT_FOR_TICK;	3880	our @WAIT_FOR_TICK;
3402	our @WAIT_FOR_TICK_BEGIN;	3881	our @WAIT_FOR_TICK_BEGIN;
3403		3882
3404	sub wait_for_tick {	3883	sub wait_for_tick {
3405	return unless $TICK_WATCHER->is_active;
3406	return if $Coro::current == $Coro::main;	3884	return if tick_inhibit || $Coro::current == $Coro::main;
3407		3885
3408	my $signal = new Coro::Signal;	3886	my $signal = new Coro::Signal;
3409	push @WAIT_FOR_TICK, $signal;	3887	push @WAIT_FOR_TICK, $signal;
3410	$signal->wait;	3888	$signal->wait;
3411	}	3889	}
3412		3890
3413	sub wait_for_tick_begin {	3891	sub wait_for_tick_begin {
3414	return unless $TICK_WATCHER->is_active;
3415	return if $Coro::current == $Coro::main;	3892	return if tick_inhibit || $Coro::current == $Coro::main;
3416		3893
3417	my $signal = new Coro::Signal;	3894	my $signal = new Coro::Signal;
3418	push @WAIT_FOR_TICK_BEGIN, $signal;	3895	push @WAIT_FOR_TICK_BEGIN, $signal;
3419	$signal->wait;	3896	$signal->wait;
3420	}	3897	}
3421		3898
3422	my $min = 1e6;#d#	3899	sub tick {
3423	my $avg = 10;
3424	$TICK_WATCHER = Event->timer (
3425	reentrant => 0,
3426	parked => 1,
3427	prio => 0,
3428	at => $NEXT_TICK || $TICK,
3429	data => WF_AUTOCANCEL,
3430	cb => sub {
3431	if ($Coro::current != $Coro::main) {	3900	if ($Coro::current != $Coro::main) {
3432	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3901	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3433	unless ++$bug_warning > 10;	3902	unless ++$bug_warning > 10;
3434	return;	3903	return;
3435	}	3904	}
3436		3905
3437	$NOW = $tick_start = Event::time;
3438
3439	cf::server_tick; # one server iteration	3906	cf::server_tick; # one server iteration
3440		3907
3441	0 && sync_job {#d#	3908	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3442	for(1..10) {	3909	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3443	my $t = Event::time;	3910	Coro::async_pool {
3444	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3911	$Coro::current->{desc} = "runtime saver";
3445	or die;	3912	write_runtime_sync
3446		3913	or warn "ERROR: unable to write runtime file: $!";
3447	$map->width (50);
3448	$map->height (50);
3449	$map->alloc;
3450	$map->_load_objects ("/tmp/x.map", 1); #TODO: does not work
3451	my $t = Event::time - $t;
3452
3453	#next unless $t < 0.0013;#d#
3454	if ($t < $min) {
3455	$min = $t;
3456	}
3457	$avg = $avg * 0.99 + $t * 0.01;
3458	}
3459	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3460	exit 0;
3461	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3462	};	3914	};
		3915	}
3463		3916
3464	$RUNTIME += $TICK;
3465	$NEXT_TICK += $TICK;
3466
3467	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3468	$NEXT_RUNTIME_WRITE = $NOW + 10;
3469	Coro::async_pool {
3470	write_runtime
3471	or warn "ERROR: unable to write runtime file: $!";
3472	};
3473	}
3474
3475	# my $AFTER = Event::time;
3476	# warn $AFTER - $NOW;#d#
3477
3478	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3917	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3479	$sig->send;	3918	$sig->send;
3480	}	3919	}
3481	while (my $sig = shift @WAIT_FOR_TICK) {	3920	while (my $sig = shift @WAIT_FOR_TICK) {
3482	$sig->send;	3921	$sig->send;
3483	}	3922	}
3484		3923
3485	$NOW = Event::time;	3924	$LOAD = ($NOW - $TICK_START) / $TICK;
3486
3487	# if we are delayed by four ticks or more, skip them all
3488	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3489
3490	$TICK_WATCHER->at ($NEXT_TICK);
3491	$TICK_WATCHER->start;
3492
3493	$LOAD = ($NOW - $tick_start) / $TICK;
3494	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3925	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3495		3926
3496	_post_tick;	3927	if (0) {
3497		3928	if ($NEXT_TICK) {
3498		3929	my $jitter = $TICK_START - $NEXT_TICK;
		3930	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3931	warn "jitter $JITTER\n";#d#
		3932	}
3499	},	3933	}
3500	);	3934	}
3501		3935
3502	{	3936	{
3503	BDB::max_poll_time $TICK * 0.1;	3937	# configure BDB
3504	$BDB_POLL_WATCHER = Event->io (	3938
3505	reentrant => 0,
3506	fd => BDB::poll_fileno,
3507	poll => 'r',
3508	prio => 0,
3509	data => WF_AUTOCANCEL,
3510	cb => \&BDB::poll_cb,
3511	);
3512	BDB::min_parallel 8;	3939	BDB::min_parallel 8;
3513		3940	BDB::max_poll_reqs $TICK * 0.1;
3514	BDB::set_sync_prepare {	3941	$AnyEvent::BDB::WATCHER->priority (1);
3515	my $status;
3516	my $current = $Coro::current;
3517	(
3518	sub {
3519	$status = $!;
3520	$current->ready; undef $current;
3521	},
3522	sub {
3523	Coro::schedule while defined $current;
3524	$! = $status;
3525	},
3526	)
3527	};
3528		3942
3529	unless ($DB_ENV) {	3943	unless ($DB_ENV) {
3530	$DB_ENV = BDB::db_env_create;	3944	$DB_ENV = BDB::db_env_create;
		3945	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		3946	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3947	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		3948	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3949	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3531		3950
3532	cf::sync_job {	3951	cf::sync_job {
3533	eval {	3952	eval {
3534	BDB::db_env_open	3953	BDB::db_env_open
3535	$DB_ENV,	3954	$DB_ENV,
…		…
3537	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3956	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3538	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3957	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3539	0666;	3958	0666;
3540		3959
3541	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3960	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3542
3543	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3544	$DB_ENV->set_lk_detect;
3545	};	3961	};
3546		3962
3547	cf::cleanup "db_env_open(db): $@" if $@;	3963	cf::cleanup "db_env_open(db): $@" if $@;
3548	};	3964	};
3549	}	3965	}
		3966
		3967	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3968	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3969	};
		3970	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3971	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3972	};
		3973	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		3974	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3975	};
3550	}	3976	}
3551		3977
3552	{	3978	{
		3979	# configure IO::AIO
		3980
3553	IO::AIO::min_parallel 8;	3981	IO::AIO::min_parallel 8;
3554
3555	undef $Coro::AIO::WATCHER;
3556	IO::AIO::max_poll_time $TICK * 0.1;	3982	IO::AIO::max_poll_time $TICK * 0.1;
3557	$AIO_POLL_WATCHER = Event->io (	3983	undef $AnyEvent::AIO::WATCHER;
3558	reentrant => 0,
3559	data => WF_AUTOCANCEL,
3560	fd => IO::AIO::poll_fileno,
3561	poll => 'r',
3562	prio => 6,
3563	cb => \&IO::AIO::poll_cb,
3564	);
3565	}	3984	}
3566		3985
3567	my $_log_backtrace;	3986	my $_log_backtrace;
3568		3987
3569	sub _log_backtrace {	3988	sub _log_backtrace {
…		…
3572	$msg =~ s/\n//;	3991	$msg =~ s/\n//;
3573		3992
3574	# limit the # of concurrent backtraces	3993	# limit the # of concurrent backtraces
3575	if ($_log_backtrace < 2) {	3994	if ($_log_backtrace < 2) {
3576	++$_log_backtrace;	3995	++$_log_backtrace;
		3996	my $perl_bt = Carp::longmess $msg;
3577	async {	3997	async {
		3998	$Coro::current->{desc} = "abt $msg";
		3999
3578	my @bt = fork_call {	4000	my @bt = fork_call {
3579	@addr = map { sprintf "%x", $_ } @addr;	4001	@addr = map { sprintf "%x", $_ } @addr;
3580	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4002	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3581	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4003	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3582	or die "addr2line: $!";	4004	or die "addr2line: $!";
…		…
3590	}	4012	}
3591		4013
3592	@funcs	4014	@funcs
3593	};	4015	};
3594		4016
3595	LOG llevInfo, "[ABT] $msg\n";	4017	LOG llevInfo, "[ABT] $perl_bt\n";
		4018	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3596	LOG llevInfo, "[ABT] $_\n" for @bt;	4019	LOG llevInfo, "[ABT] $_\n" for @bt;
3597	--$_log_backtrace;	4020	--$_log_backtrace;
3598	};	4021	};
3599	} else {	4022	} else {
3600	LOG llevInfo, "[ABT] $msg\n";	4023	LOG llevInfo, "[ABT] $msg\n";
3601	LOG llevInfo, "[ABT] [suppressed]\n";	4024	LOG llevInfo, "[ABT] [suppressed]\n";
3602	}	4025	}
3603	}	4026	}
3604		4027
3605	# load additional modules	4028	# load additional modules
3606	use cf::pod;	4029	require "cf/$_.pm" for @EXTRA_MODULES;
		4030	cf::_connect_to_perl_2;
3607		4031
3608	END { cf::emergency_save }	4032	END { cf::emergency_save }
3609		4033
3610	1	4034	1
3611		4035

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