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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.357 by root, Tue Sep 4 08:42:58 2007 UTC vs.
Revision 1.483 by root, Mon Oct 12 04:02:17 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
		7	# it under the terms of the GNU General Public License as published by
		8	# the Free Software Foundation, either version 3 of the License, or
		9	# (at your 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 GNU General Public License
		17	# along with this program. If not, see <http://www.gnu.org/licenses/>.
		18	#
		19	# The authors can be reached via e-mail to <support@deliantra.net>
		20	#
		21
1	package cf;	22	package cf;
2		23
		24	use 5.10.0;
3	use utf8;	25	use utf8;
4	use strict;	26	use strict qw(vars subs);
5		27
6	use Symbol;	28	use Symbol;
7	use List::Util;	29	use List::Util;
8	use Socket;	30	use Socket;
9	use Storable;	31	use EV;
10	use Event;
11	use Opcode;	32	use Opcode;
12	use Safe;	33	use Safe;
13	use Safe::Hole;	34	use Safe::Hole;
		35	use Storable ();
14		36
		37	use Guard ();
15	use Coro 3.64 ();	38	use Coro ();
16	use Coro::State;	39	use Coro::State;
17	use Coro::Handle;	40	use Coro::Handle;
		41	use Coro::EV;
18	use Coro::Event;	42	use Coro::AnyEvent;
19	use Coro::Timer;	43	use Coro::Timer;
20	use Coro::Signal;	44	use Coro::Signal;
21	use Coro::Semaphore;	45	use Coro::Semaphore;
		46	use Coro::SemaphoreSet;
		47	use Coro::AnyEvent;
22	use Coro::AIO;	48	use Coro::AIO;
		49	use Coro::BDB 1.6;
23	use Coro::Storable;	50	use Coro::Storable;
24	use Coro::Util ();	51	use Coro::Util ();
25		52
26	use JSON::XS ();	53	use JSON::XS 2.01 ();
27	use BDB ();	54	use BDB ();
28	use Data::Dumper;	55	use Data::Dumper;
29	use Digest::MD5;	56	use Digest::MD5;
30	use Fcntl;	57	use Fcntl;
31	use YAML::Syck ();	58	use YAML ();
32	use IO::AIO 2.32 ();	59	use IO::AIO ();
33	use Time::HiRes;	60	use Time::HiRes;
34	use Compress::LZF;	61	use Compress::LZF;
35	use Digest::MD5 ();	62	use Digest::MD5 ();
		63
		64	AnyEvent::detect;
36		65
37	# configure various modules to our taste	66	# configure various modules to our taste
38	#	67	#
39	$Storable::canonical = 1; # reduce rsync transfers	68	$Storable::canonical = 1; # reduce rsync transfers
40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	69	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		70
		71	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		72
		73	# make sure c-lzf reinitialises itself
		74	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	75	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42		76
43	$Event::Eval = 1; # no idea why this is required, but it is	77	# strictly for debugging
44		78	$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		79
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	80	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
51		81
52	our %COMMAND = ();	82	our %COMMAND = ();
53	our %COMMAND_TIME = ();	83	our %COMMAND_TIME = ();
…		…
56	our %EXTCMD = ();	86	our %EXTCMD = ();
57	our %EXTICMD = ();	87	our %EXTICMD = ();
58	our %EXT_CORO = (); # coroutines bound to extensions	88	our %EXT_CORO = (); # coroutines bound to extensions
59	our %EXT_MAP = (); # pluggable maps	89	our %EXT_MAP = (); # pluggable maps
60		90
61	our $RELOAD; # number of reloads so far	91	our $RELOAD; # number of reloads so far, non-zero while in reload
62	our @EVENT;	92	our @EVENT;
		93	our @REFLECT; # set by XS
		94	our %REFLECT; # set by us
63		95
64	our $CONFDIR = confdir;	96	our $CONFDIR = confdir;
65	our $DATADIR = datadir;	97	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	98	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	99	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	100	our $MAPDIR = "$DATADIR/" . mapdir;
69	our $LOCALDIR = localdir;	101	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	102	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	103	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	104	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	105	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	106	our $BDBDIR = "$LOCALDIR/db";
		107	our $PIDFILE = "$LOCALDIR/pid";
		108	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		109
		110	our %RESOURCE;
75		111
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	112	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	113	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	114	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	115	our $USE_FSYNC = 1; # use fsync to write maps - default on
83		116
		117	our $BDB_DEADLOCK_WATCHER;
		118	our $BDB_CHECKPOINT_WATCHER;
84	our $BDB_POLL_WATCHER;	119	our $BDB_TRICKLE_WATCHER;
85	our $DB_ENV;	120	our $DB_ENV;
		121
		122	our @EXTRA_MODULES = qw(pod match mapscript);
86		123
87	our %CFG;	124	our %CFG;
88		125
89	our $UPTIME; $UPTIME ||= time;	126	our $UPTIME; $UPTIME ||= time;
90	our $RUNTIME;	127	our $RUNTIME;
		128	our $NOW;
91		129
92	our (%PLAYER, %PLAYER_LOADING); # all users	130	our (%PLAYER, %PLAYER_LOADING); # all users
93	our (%MAP, %MAP_LOADING ); # all maps	131	our (%MAP, %MAP_LOADING ); # all maps
94	our $LINK_MAP; # the special {link} map, which is always available	132	our $LINK_MAP; # the special {link} map, which is always available
95		133
96	# used to convert map paths into valid unix filenames by replacing / by ∕	134	# used to convert map paths into valid unix filenames by replacing / by ∕
97	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	135	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
98		136
99	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	137	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
100	our $LOADAVG; # same thing, but with alpha-smoothing	138	our $LOADAVG; # same thing, but with alpha-smoothing
		139	our $JITTER; # average jitter
101	our $tick_start; # for load detecting purposes	140	our $TICK_START; # for load detecting purposes
		141
		142	our @POST_INIT;
		143
		144	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		145	our $REALLY_UNLOOP; # never set to true, please :)
102		146
103	binmode STDOUT;	147	binmode STDOUT;
104	binmode STDERR;	148	binmode STDERR;
105		149
106	# read virtual server time, if available	150	# read virtual server time, if available
107	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	151	unless ($RUNTIME || !-e $RUNTIMEFILE) {
108	open my $fh, "<", "$LOCALDIR/runtime"	152	open my $fh, "<", $RUNTIMEFILE
109	or die "unable to read runtime file: $!";	153	or die "unable to read $RUNTIMEFILE file: $!";
110	$RUNTIME = <$fh> + 0.;	154	$RUNTIME = <$fh> + 0.;
111	}	155	}
		156
		157	eval "sub TICK() { $TICK } 1" or die;
112		158
113	mkdir $_	159	mkdir $_
114	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	160	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
115		161
116	our $EMERGENCY_POSITION;	162	our $EMERGENCY_POSITION;
117		163
118	sub cf::map::normalise;	164	sub cf::map::normalise;
		165
		166	#############################################################################
		167
		168	%REFLECT = ();
		169	for (@REFLECT) {
		170	my $reflect = JSON::XS::decode_json $_;
		171	$REFLECT{$reflect->{class}} = $reflect;
		172	}
		173
		174	# this is decidedly evil
		175	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
119		176
120	#############################################################################	177	#############################################################################
121		178
122	=head2 GLOBAL VARIABLES	179	=head2 GLOBAL VARIABLES
123		180
…		…
159		216
160	The raw value load value from the last tick.	217	The raw value load value from the last tick.
161		218
162	=item %cf::CFG	219	=item %cf::CFG
163		220
164	Configuration for the server, loaded from C</etc/crossfire/config>, or	221	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
165	from wherever your confdir points to.	222	from wherever your confdir points to.
166		223
167	=item cf::wait_for_tick, cf::wait_for_tick_begin	224	=item cf::wait_for_tick, cf::wait_for_tick_begin
168		225
169	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	226	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
…		…
174		231
175	This array contains the results of the last C<invoke ()> call. When	232	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	233	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
177	that call.	234	that call.
178		235
		236	=item %cf::REFLECT
		237
		238	Contains, for each (C++) class name, a hash reference with information
		239	about object members (methods, scalars, arrays and flags) and other
		240	metadata, which is useful for introspection.
		241
179	=back	242	=back
180		243
181	=cut	244	=cut
182		245
183	BEGIN {	246	$Coro::State::WARNHOOK = sub {
184	*CORE::GLOBAL::warn = sub {
185	my $msg = join "", @_;	247	my $msg = join "", @_;
186		248
187	$msg .= "\n"	249	$msg .= "\n"
188	unless $msg =~ /\n$/;	250	unless $msg =~ /\n$/;
189		251
190	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	252	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
191		253
192	utf8::encode $msg;
193	LOG llevError, $msg;	254	LOG llevError, $msg;
194	};	255	};
195	}	256
		257	$Coro::State::DIEHOOK = sub {
		258	return unless $^S eq 0; # "eq", not "=="
		259
		260	warn Carp::longmess $_[0];
		261
		262	if ($Coro::current == $Coro::main) {#d#
		263	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		264	return;#d#
		265	}#d#
		266
		267	# kill coroutine otherwise
		268	Coro::terminate
		269	};
196		270
197	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	271	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
198	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	272	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
199	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	273	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
200	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	274	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
207	for my $pkg (qw(	281	for my $pkg (qw(
208	cf::global cf::attachable	282	cf::global cf::attachable
209	cf::object cf::object::player	283	cf::object cf::object::player
210	cf::client cf::player	284	cf::client cf::player
211	cf::arch cf::living	285	cf::arch cf::living
		286	cf::map cf::mapspace
212	cf::map cf::party cf::region	287	cf::party cf::region
213	)) {	288	)) {
214	no strict 'refs';
215	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	289	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
216	}	290	}
217		291
218	$Event::DIED = sub {	292	$EV::DIED = sub {
219	warn "error in event callback: @_";	293	warn "error in event callback: @_";
220	};	294	};
221		295
222	#############################################################################	296	#############################################################################
223		297
…		…
246	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	320	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
247	$d	321	$d
248	} || "[unable to dump $_[0]: '$@']";	322	} || "[unable to dump $_[0]: '$@']";
249	}	323	}
250		324
251	=item $ref = cf::from_json $json	325	=item $ref = cf::decode_json $json
252		326
253	Converts a JSON string into the corresponding perl data structure.	327	Converts a JSON string into the corresponding perl data structure.
254		328
255	=item $json = cf::to_json $ref	329	=item $json = cf::encode_json $ref
256		330
257	Converts a perl data structure into its JSON representation.	331	Converts a perl data structure into its JSON representation.
258		332
259	=cut	333	=cut
260		334
261	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	335	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
262		336
263	sub to_json ($) { $json_coder->encode ($_[0]) }	337	sub encode_json($) { $json_coder->encode ($_[0]) }
264	sub from_json ($) { $json_coder->decode ($_[0]) }	338	sub decode_json($) { $json_coder->decode ($_[0]) }
		339
		340	=item cf::post_init { BLOCK }
		341
		342	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		343	but I<before> the server starts ticking again.
		344
		345	The cdoeblock will have a single boolean argument to indicate whether this
		346	is a reload or not.
		347
		348	=cut
		349
		350	sub post_init(&) {
		351	push @POST_INIT, shift;
		352	}
265		353
266	=item cf::lock_wait $string	354	=item cf::lock_wait $string
267		355
268	Wait until the given lock is available. See cf::lock_acquire.	356	Wait until the given lock is available. See cf::lock_acquire.
269		357
270	=item my $lock = cf::lock_acquire $string	358	=item my $lock = cf::lock_acquire $string
271		359
272	Wait until the given lock is available and then acquires it and returns	360	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,	361	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	362	for example when the coroutine gets canceled), the lock is automatically
275	returned.	363	returned.
276		364
277	Locks are *not* recursive, locking from the same coro twice results in a	365	Locks are *not* recursive, locking from the same coro twice results in a
278	deadlocked coro.	366	deadlocked coro.
…		…
284		372
285	Return true if the lock is currently active, i.e. somebody has locked it.	373	Return true if the lock is currently active, i.e. somebody has locked it.
286		374
287	=cut	375	=cut
288		376
289	our %LOCK;	377	our $LOCKS = new Coro::SemaphoreSet;
290		378
291	sub lock_wait($) {	379	sub lock_wait($) {
292	my ($key) = @_;	380	$LOCKS->wait ($_[0]);
293
294	# wait for lock, if any
295	while ($LOCK{$key}) {
296	push @{ $LOCK{$key} }, $Coro::current;
297	Coro::schedule;
298	}
299	}	381	}
300		382
301	sub lock_acquire($) {	383	sub lock_acquire($) {
302	my ($key) = @_;	384	$LOCKS->guard ($_[0])
303
304	# wait, to be sure we are not locked
305	lock_wait $key;
306
307	$LOCK{$key} = [];
308
309	Coro::guard {
310	# wake up all waiters, to be on the safe side
311	$_->ready for @{ delete $LOCK{$key} };
312	}
313	}	385	}
314		386
315	sub lock_active($) {	387	sub lock_active($) {
316	my ($key) = @_;	388	$LOCKS->count ($_[0]) < 1
317
318	! ! $LOCK{$key}
319	}	389	}
320		390
321	sub freeze_mainloop {	391	sub freeze_mainloop {
322	return unless $TICK_WATCHER->is_active;	392	tick_inhibit_inc;
323		393
324	my $guard = Coro::guard {	394	&Guard::guard (\&tick_inhibit_dec);
325	$TICK_WATCHER->start;	395	}
326	};	396
327	$TICK_WATCHER->stop;	397	=item cf::periodic $interval, $cb
328	$guard	398
		399	Like EV::periodic, but randomly selects a starting point so that the actions
		400	get spread over timer.
		401
		402	=cut
		403
		404	sub periodic($$) {
		405	my ($interval, $cb) = @_;
		406
		407	my $start = rand List::Util::min 180, $interval;
		408
		409	EV::periodic $start, $interval, 0, $cb
329	}	410	}
330		411
331	=item cf::get_slot $time[, $priority[, $name]]	412	=item cf::get_slot $time[, $priority[, $name]]
332		413
333	Allocate $time seconds of blocking CPU time at priority C<$priority>:	414	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
344	our @SLOT_QUEUE;	425	our @SLOT_QUEUE;
345	our $SLOT_QUEUE;	426	our $SLOT_QUEUE;
346		427
347	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	428	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
348	$SLOT_QUEUE = Coro::async {	429	$SLOT_QUEUE = Coro::async {
		430	$Coro::current->desc ("timeslot manager");
		431
349	my $signal = new Coro::Signal;	432	my $signal = new Coro::Signal;
350		433
351	while () {	434	while () {
352	next_job:	435	next_job:
353	my $avail = cf::till_tick;	436	my $avail = cf::till_tick;
…		…
361	}	444	}
362	}	445	}
363	}	446	}
364		447
365	if (@SLOT_QUEUE) {	448	if (@SLOT_QUEUE) {
366	# we do not use wait_For_tick() as it returns immediately when tick is inactive	449	# we do not use wait_for_tick() as it returns immediately when tick is inactive
367	push @cf::WAIT_FOR_TICK, $signal;	450	push @cf::WAIT_FOR_TICK, $signal;
368	$signal->wait;	451	$signal->wait;
369	} else {	452	} else {
370	Coro::schedule;	453	Coro::schedule;
371	}	454	}
372	}	455	}
373	};	456	};
374		457
375	sub get_slot($;$$) {	458	sub get_slot($;$$) {
		459	return if tick_inhibit || $Coro::current == $Coro::main;
		460
376	my ($time, $pri, $name) = @_;	461	my ($time, $pri, $name) = @_;
377		462
378	$time = $TICK * .6 if $time > $TICK * .6;	463	$time = $TICK * .6 if $time > $TICK * .6;
379	my $sig = new Coro::Signal;	464	my $sig = new Coro::Signal;
380		465
…		…
394		479
395	BEGIN { *async = \&Coro::async_pool }	480	BEGIN { *async = \&Coro::async_pool }
396		481
397	=item cf::sync_job { BLOCK }	482	=item cf::sync_job { BLOCK }
398		483
399	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	484	The design of Deliantra requires that the main coroutine ($Coro::main)
400	is always able to handle events or runnable, as Crossfire TRT is only	485	is always able to handle events or runnable, as Deliantra is only
401	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	486	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
402	acceptable.	487	acceptable.
403		488
404	If it must be done, put the blocking parts into C<sync_job>. This will run	489	If it must be done, put the blocking parts into C<sync_job>. This will run
405	the given BLOCK in another coroutine while waiting for the result. The	490	the given BLOCK in another coroutine while waiting for the result. The
…		…
410		495
411	sub sync_job(&) {	496	sub sync_job(&) {
412	my ($job) = @_;	497	my ($job) = @_;
413		498
414	if ($Coro::current == $Coro::main) {	499	if ($Coro::current == $Coro::main) {
415	my $time = Event::time;	500	my $time = EV::time;
416		501
417	# this is the main coro, too bad, we have to block	502	# this is the main coro, too bad, we have to block
418	# till the operation succeeds, freezing the server :/	503	# till the operation succeeds, freezing the server :/
419		504
420	# TODO: use suspend/resume instead	505	LOG llevError, Carp::longmess "sync job";#d#
421	# (but this is cancel-safe)	506
422	my $freeze_guard = freeze_mainloop;	507	my $freeze_guard = freeze_mainloop;
423		508
424	my $busy = 1;	509	my $busy = 1;
425	my @res;	510	my @res;
426		511
427	(async {	512	(async {
		513	$Coro::current->desc ("sync job coro");
428	@res = eval { $job->() };	514	@res = eval { $job->() };
429	warn $@ if $@;	515	warn $@ if $@;
430	undef $busy;	516	undef $busy;
431	})->prio (Coro::PRIO_MAX);	517	})->prio (Coro::PRIO_MAX);
432		518
433	while ($busy) {	519	while ($busy) {
434	Coro::cede or Event::one_event;	520	if (Coro::nready) {
		521	Coro::cede_notself;
		522	} else {
		523	EV::loop EV::LOOP_ONESHOT;
435	}	524	}
		525	}
436		526
437	$time = Event::time - $time;	527	my $time = EV::time - $time;
438		528
439	LOG llevError | logBacktrace, Carp::longmess "long sync job"
440	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
441
442	$tick_start += $time; # do not account sync jobs to server load	529	$TICK_START += $time; # do not account sync jobs to server load
443		530
444	wantarray ? @res : $res[0]	531	wantarray ? @res : $res[0]
445	} else {	532	} else {
446	# we are in another coroutine, how wonderful, everything just works	533	# we are in another coroutine, how wonderful, everything just works
447		534
…		…
472	=item fork_call { }, $args	559	=item fork_call { }, $args
473		560
474	Executes the given code block with the given arguments in a seperate	561	Executes the given code block with the given arguments in a seperate
475	process, returning the results. Everything must be serialisable with	562	process, returning the results. Everything must be serialisable with
476	Coro::Storable. May, of course, block. Note that the executed sub may	563	Coro::Storable. May, of course, block. Note that the executed sub may
477	never block itself or use any form of Event handling.	564	never block itself or use any form of event handling.
478		565
479	=cut	566	=cut
480		567
481	sub fork_call(&@) {	568	sub fork_call(&@) {
482	my ($cb, @args) = @_;	569	my ($cb, @args) = @_;
…		…
491	}, @args;	578	}, @args;
492		579
493	wantarray ? @res : $res[-1]	580	wantarray ? @res : $res[-1]
494	}	581	}
495		582
		583	=item $coin = coin_from_name $name
		584
		585	=cut
		586
		587	our %coin_alias = (
		588	"silver" => "silvercoin",
		589	"silvercoin" => "silvercoin",
		590	"silvercoins" => "silvercoin",
		591	"gold" => "goldcoin",
		592	"goldcoin" => "goldcoin",
		593	"goldcoins" => "goldcoin",
		594	"platinum" => "platinacoin",
		595	"platinumcoin" => "platinacoin",
		596	"platinumcoins" => "platinacoin",
		597	"platina" => "platinacoin",
		598	"platinacoin" => "platinacoin",
		599	"platinacoins" => "platinacoin",
		600	"royalty" => "royalty",
		601	"royalties" => "royalty",
		602	);
		603
		604	sub coin_from_name($) {
		605	$coin_alias{$_[0]}
		606	? cf::arch::find $coin_alias{$_[0]}
		607	: undef
		608	}
		609
496	=item $value = cf::db_get $family => $key	610	=item $value = cf::db_get $family => $key
497		611
498	Returns a single value from the environment database.	612	Returns a single value from the environment database.
499		613
500	=item cf::db_put $family => $key => $value	614	=item cf::db_put $family => $key => $value
501		615
502	Stores the given C<$value> in the family. It can currently store binary	616	Stores the given C<$value> in the family. It can currently store binary
503	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	617	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
504		618
		619	=item $db = cf::db_table "name"
		620
		621	Create and/or open a new database table. The string must not be "db" and must be unique
		622	within each server.
		623
505	=cut	624	=cut
		625
		626	sub db_table($) {
		627	my ($name) = @_;
		628	my $db = BDB::db_create $DB_ENV;
		629
		630	eval {
		631	$db->set_flags (BDB::CHKSUM);
		632
		633	utf8::encode $name;
		634	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		635	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		636	cf::cleanup "db_open(db): $!" if $!;
		637	};
		638	cf::cleanup "db_open(db): $@" if $@;
		639
		640	$db
		641	}
506		642
507	our $DB;	643	our $DB;
508		644
509	sub db_init {	645	sub db_init {
510	unless ($DB) {
511	$DB = BDB::db_create $DB_ENV;
512
513	cf::sync_job {	646	cf::sync_job {
514	eval {	647	$DB ||= db_table "db";
515	$DB->set_flags (BDB::CHKSUM);
516
517	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
518	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
519	cf::cleanup "db_open(db): $!" if $!;
520	};
521	cf::cleanup "db_open(db): $@" if $@;
522	};
523	}	648	};
524	}	649	}
525		650
526	sub db_get($$) {	651	sub db_get($$) {
527	my $key = "$_[0]/$_[1]";	652	my $key = "$_[0]/$_[1]";
528		653
…		…
626		751
627	#############################################################################	752	#############################################################################
628		753
629	=head2 ATTACHABLE OBJECTS	754	=head2 ATTACHABLE OBJECTS
630		755
631	Many objects in crossfire are so-called attachable objects. That means you can	756	Many objects in deliantra are so-called attachable objects. That means you can
632	attach callbacks/event handlers (a collection of which is called an "attachment")	757	attach callbacks/event handlers (a collection of which is called an "attachment")
633	to it. All such attachable objects support the following methods.	758	to it. All such attachable objects support the following methods.
634		759
635	In the following description, CLASS can be any of C<global>, C<object>	760	In the following description, CLASS can be any of C<global>, C<object>
636	C<player>, C<client> or C<map> (i.e. the attachable objects in	761	C<player>, C<client> or C<map> (i.e. the attachable objects in
637	Crossfire TRT).	762	Deliantra).
638		763
639	=over 4	764	=over 4
640		765
641	=item $attachable->attach ($attachment, key => $value...)	766	=item $attachable->attach ($attachment, key => $value...)
642		767
…		…
686	=item cf::CLASS::attachment $name, ...	811	=item cf::CLASS::attachment $name, ...
687		812
688	Register an attachment by C<$name> through which attachable objects of the	813	Register an attachment by C<$name> through which attachable objects of the
689	given CLASS can refer to this attachment.	814	given CLASS can refer to this attachment.
690		815
691	Some classes such as crossfire maps and objects can specify attachments	816	Some classes such as deliantra maps and objects can specify attachments
692	that are attached at load/instantiate time, thus the need for a name.	817	that are attached at load/instantiate time, thus the need for a name.
693		818
694	These calls expect any number of the following handler/hook descriptions:	819	These calls expect any number of the following handler/hook descriptions:
695		820
696	=over 4	821	=over 4
…		…
924	}	1049	}
925		1050
926	0	1051	0
927	}	1052	}
928		1053
929	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1054	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
930		1055
931	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1056	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
932		1057
933	Generate an object-specific event with the given arguments.	1058	Generate an object-specific event with the given arguments.
934		1059
…		…
940		1065
941	=cut	1066	=cut
942		1067
943	#############################################################################	1068	#############################################################################
944	# object support	1069	# object support
945	#
946		1070
		1071	sub _object_equal($$);
		1072	sub _object_equal($$) {
		1073	my ($a, $b) = @_;
		1074
		1075	return 0 unless (ref $a) eq (ref $b);
		1076
		1077	if ("HASH" eq ref $a) {
		1078	my @ka = keys %$a;
		1079	my @kb = keys %$b;
		1080
		1081	return 0 if @ka != @kb;
		1082
		1083	for (0 .. $#ka) {
		1084	return 0 unless $ka[$_] eq $kb[$_];
		1085	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1086	}
		1087
		1088	} elsif ("ARRAY" eq ref $a) {
		1089
		1090	return 0 if @$a != @$b;
		1091
		1092	for (0 .. $#$a) {
		1093	return 0 unless _object_equal $a->[$_], $b->[$_];
		1094	}
		1095
		1096	} elsif ($a ne $b) {
		1097	return 0;
		1098	}
		1099
		1100	1
		1101	}
		1102
		1103	our $SLOW_MERGES;#d#
947	sub _can_merge {	1104	sub _can_merge {
948	my ($ob1, $ob2) = @_;	1105	my ($ob1, $ob2) = @_;
949		1106
950	local $Storable::canonical = 1;	1107	++$SLOW_MERGES;#d#
951	my $fob1 = Storable::freeze $ob1;
952	my $fob2 = Storable::freeze $ob2;
953		1108
954	$fob1 eq $fob2	1109	# we do the slow way here
		1110	return _object_equal $ob1, $ob2
955	}	1111	}
956		1112
957	sub reattach {	1113	sub reattach {
958	# basically do the same as instantiate, without calling instantiate	1114	# basically do the same as instantiate, without calling instantiate
959	my ($obj) = @_;	1115	my ($obj) = @_;
960		1116
		1117	# no longer needed after getting rid of delete_package?
961	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1118	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
962		1119
963	my $registry = $obj->registry;	1120	my $registry = $obj->registry;
964		1121
965	@$registry = ();	1122	@$registry = ();
966		1123
…		…
981	cf::attachable->attach (	1138	cf::attachable->attach (
982	prio => -1000000,	1139	prio => -1000000,
983	on_instantiate => sub {	1140	on_instantiate => sub {
984	my ($obj, $data) = @_;	1141	my ($obj, $data) = @_;
985		1142
986	$data = from_json $data;	1143	$data = decode_json $data;
987		1144
988	for (@$data) {	1145	for (@$data) {
989	my ($name, $args) = @$_;	1146	my ($name, $args) = @$_;
990		1147
991	$obj->attach ($name, %{$args || {} });	1148	$obj->attach ($name, %{$args || {} });
…		…
1005	);	1162	);
1006		1163
1007	sub object_freezer_save {	1164	sub object_freezer_save {
1008	my ($filename, $rdata, $objs) = @_;	1165	my ($filename, $rdata, $objs) = @_;
1009		1166
1010	my $guard = cf::lock_acquire "io";
1011
1012	sync_job {	1167	sync_job {
1013	if (length $$rdata) {	1168	if (length $$rdata) {
		1169	utf8::decode (my $decname = $filename);
1014	warn sprintf "saving %s (%d,%d)\n",	1170	warn sprintf "saving %s (%d,%d)\n",
1015	$filename, length $$rdata, scalar @$objs;	1171	$decname, length $$rdata, scalar @$objs;
1016		1172
1017	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1173	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1018	chmod SAVE_MODE, $fh;	1174	aio_chmod $fh, SAVE_MODE;
1019	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1175	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1020	aio_fsync $fh if $cf::USE_FSYNC;	1176	if ($cf::USE_FSYNC) {
		1177	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;
		1178	aio_fsync $fh;
		1179	}
1021	close $fh;	1180	aio_close $fh;
1022		1181
1023	if (@$objs) {	1182	if (@$objs) {
1024	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1183	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1025	chmod SAVE_MODE, $fh;	1184	aio_chmod $fh, SAVE_MODE;
1026	my $data = Storable::nfreeze { version => 1, objs => $objs };	1185	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1027	aio_write $fh, 0, (length $data), $data, 0;	1186	aio_write $fh, 0, (length $data), $data, 0;
1028	aio_fsync $fh if $cf::USE_FSYNC;	1187	if ($cf::USE_FSYNC) {
		1188	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;
		1189	aio_fsync $fh;
		1190	}
1029	close $fh;	1191	aio_close $fh;
1030	aio_rename "$filename.pst~", "$filename.pst";	1192	aio_rename "$filename.pst~", "$filename.pst";
1031	}	1193	}
1032	} else {	1194	} else {
1033	aio_unlink "$filename.pst";	1195	aio_unlink "$filename.pst";
1034	}	1196	}
1035		1197
1036	aio_rename "$filename~", $filename;	1198	aio_rename "$filename~", $filename;
		1199
		1200	$filename =~ s%/[^/]+$%%;
		1201	aio_pathsync $filename if $cf::USE_FSYNC;
1037	} else {	1202	} else {
1038	warn "FATAL: $filename~: $!\n";	1203	warn "unable to save objects: $filename~: $!\n";
1039	}	1204	}
1040	} else {	1205	} else {
1041	aio_unlink $filename;	1206	aio_unlink $filename;
1042	aio_unlink "$filename.pst";	1207	aio_unlink "$filename.pst";
1043	}	1208	}
1044	};	1209	};
1045
1046	undef $guard;
1047	}	1210	}
1048		1211
1049	sub object_freezer_as_string {	1212	sub object_freezer_as_string {
1050	my ($rdata, $objs) = @_;	1213	my ($rdata, $objs) = @_;
1051		1214
…		…
1056		1219
1057	sub object_thawer_load {	1220	sub object_thawer_load {
1058	my ($filename) = @_;	1221	my ($filename) = @_;
1059		1222
1060	my ($data, $av);	1223	my ($data, $av);
1061
1062	my $guard = cf::lock_acquire "io";
1063		1224
1064	(aio_load $filename, $data) >= 0	1225	(aio_load $filename, $data) >= 0
1065	or return;	1226	or return;
1066		1227
1067	unless (aio_stat "$filename.pst") {	1228	unless (aio_stat "$filename.pst") {
1068	(aio_load "$filename.pst", $av) >= 0	1229	(aio_load "$filename.pst", $av) >= 0
1069	or return;	1230	or return;
1070		1231
1071	undef $guard;
1072	$av = eval { (Storable::thaw $av)->{objs} };	1232	my $st = eval { Coro::Storable::thaw $av };
		1233	$av = $st->{objs};
1073	}	1234	}
1074		1235
		1236	utf8::decode (my $decname = $filename);
1075	warn sprintf "loading %s (%d)\n",	1237	warn sprintf "loading %s (%d,%d)\n",
1076	$filename, length $data, scalar @{$av || []};	1238	$decname, length $data, scalar @{$av || []};
1077		1239
1078	($data, $av)	1240	($data, $av)
1079	}	1241	}
1080		1242
1081	=head2 COMMAND CALLBACKS	1243	=head2 COMMAND CALLBACKS
…		…
1137	my ($name, $cb) = @_;	1299	my ($name, $cb) = @_;
1138		1300
1139	$EXTICMD{$name} = $cb;	1301	$EXTICMD{$name} = $cb;
1140	}	1302	}
1141		1303
		1304	use File::Glob ();
		1305
1142	cf::player->attach (	1306	cf::player->attach (
1143	on_command => sub {	1307	on_command => sub {
1144	my ($pl, $name, $params) = @_;	1308	my ($pl, $name, $params) = @_;
1145		1309
1146	my $cb = $COMMAND{$name}	1310	my $cb = $COMMAND{$name}
…		…
1178		1342
1179	cf::override;	1343	cf::override;
1180	},	1344	},
1181	);	1345	);
1182		1346
		1347	# "readahead" all extensions
		1348	sub cache_extensions {
		1349	my $grp = IO::AIO::aio_group;
		1350
		1351	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1352	for (grep /\.ext$/, @{$_[0]}) {
		1353	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1354	}
		1355	};
		1356
		1357	$grp
		1358	}
		1359
1183	sub load_extensions {	1360	sub load_extensions {
1184	cf::sync_job {	1361	cf::sync_job {
1185	my %todo;	1362	my %todo;
1186		1363
1187	for my $path (<$LIBDIR/*.ext>) {	1364	for my $path (<$LIBDIR/*.ext>) {
…		…
1206		1383
1207	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1384	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1208	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1385	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1209		1386
1210	$ext{source} =	1387	$ext{source} =
1211	"package $pkg; use strict; use utf8;\n"	1388	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1212	. "#line 1 \"$path\"\n{\n"	1389	. "#line 1 \"$path\"\n{\n"
1213	. $source	1390	. $source
1214	. "\n};\n1";	1391	. "\n};\n1";
1215		1392
1216	$todo{$base} = \%ext;	1393	$todo{$base} = \%ext;
…		…
1232	my $msg = $@ ? "$v->{path}: $@\n"	1409	my $msg = $@ ? "$v->{path}: $@\n"
1233	: "$v->{base}: extension inactive.\n";	1410	: "$v->{base}: extension inactive.\n";
1234		1411
1235	if (exists $v->{meta}{mandatory}) {	1412	if (exists $v->{meta}{mandatory}) {
1236	warn $msg;	1413	warn $msg;
1237	warn "mandatory extension failed to load, exiting.\n";	1414	cf::cleanup "mandatory extension failed to load, exiting.";
1238	exit 1;
1239	}	1415	}
1240		1416
1241	warn $msg;	1417	warn $msg;
1242	}	1418	}
1243		1419
…		…
1257		1433
1258	=back	1434	=back
1259		1435
1260	=head2 CORE EXTENSIONS	1436	=head2 CORE EXTENSIONS
1261		1437
1262	Functions and methods that extend core crossfire objects.	1438	Functions and methods that extend core deliantra objects.
1263		1439
1264	=cut	1440	=cut
1265		1441
1266	package cf::player;	1442	package cf::player;
1267		1443
1268	use Coro::AIO;	1444	use Coro::AIO;
1269		1445
1270	=head3 cf::player	1446	=head3 cf::player
1271		1447
1272	=over 4	1448	=over 4
		1449
		1450	=item cf::player::num_playing
		1451
		1452	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1453
		1454	=cut
		1455
		1456	sub num_playing {
		1457	scalar grep
		1458	$_->ob->map
		1459	&& !$_->hidden
		1460	&& !$_->ob->flag (cf::FLAG_WIZ),
		1461	cf::player::list
		1462	}
1273		1463
1274	=item cf::player::find $login	1464	=item cf::player::find $login
1275		1465
1276	Returns the given player object, loading it if necessary (might block).	1466	Returns the given player object, loading it if necessary (might block).
1277		1467
…		…
1296		1486
1297	sub exists($) {	1487	sub exists($) {
1298	my ($login) = @_;	1488	my ($login) = @_;
1299		1489
1300	$cf::PLAYER{$login}	1490	$cf::PLAYER{$login}
1301	or cf::sync_job { !aio_stat path $login }	1491	or !aio_stat path $login
1302	}	1492	}
1303		1493
1304	sub find($) {	1494	sub find($) {
1305	return $cf::PLAYER{$_[0]} || do {	1495	return $cf::PLAYER{$_[0]} || do {
1306	my $login = $_[0];	1496	my $login = $_[0];
…		…
1316	aio_unlink +(playerdir $login) . "/$login.pl";	1506	aio_unlink +(playerdir $login) . "/$login.pl";
1317		1507
1318	my $f = new_from_file cf::object::thawer path $login	1508	my $f = new_from_file cf::object::thawer path $login
1319	or return;	1509	or return;
1320		1510
1321	$f->next;
1322	my $pl = cf::player::load_pl $f	1511	my $pl = cf::player::load_pl $f
1323	or return;	1512	or return;
		1513
1324	local $cf::PLAYER_LOADING{$login} = $pl;	1514	local $cf::PLAYER_LOADING{$login} = $pl;
1325	$f->resolve_delayed_derefs;	1515	$f->resolve_delayed_derefs;
1326	$cf::PLAYER{$login} = $pl	1516	$cf::PLAYER{$login} = $pl
1327	}	1517	}
1328	}	1518	}
…		…
1338		1528
1339	return if $pl->{deny_save};	1529	return if $pl->{deny_save};
1340		1530
1341	aio_mkdir playerdir $pl, 0770;	1531	aio_mkdir playerdir $pl, 0770;
1342	$pl->{last_save} = $cf::RUNTIME;	1532	$pl->{last_save} = $cf::RUNTIME;
		1533
		1534	cf::get_slot 0.01;
1343		1535
1344	$pl->save_pl ($path);	1536	$pl->save_pl ($path);
1345	cf::cede_to_tick;	1537	cf::cede_to_tick;
1346	}	1538	}
1347		1539
…		…
1379	my ($pl) = @_;	1571	my ($pl) = @_;
1380		1572
1381	my $name = $pl->ob->name;	1573	my $name = $pl->ob->name;
1382		1574
1383	$pl->{deny_save} = 1;	1575	$pl->{deny_save} = 1;
1384	$pl->password ("*"); # this should lock out the player until we nuked the dir	1576	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1385		1577
1386	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1578	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1387	$pl->deactivate;	1579	$pl->deactivate;
		1580	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1581	$pl->ob->check_score;
1388	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1582	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1389	$pl->ns->destroy if $pl->ns;	1583	$pl->ns->destroy if $pl->ns;
1390		1584
1391	my $path = playerdir $pl;	1585	my $path = playerdir $pl;
1392	my $temp = "$path~$cf::RUNTIME~deleting~";	1586	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1431		1625
1432	for my $login (@$dirs) {	1626	for my $login (@$dirs) {
1433	my $path = path $login;	1627	my $path = path $login;
1434		1628
1435	# a .pst is a dead give-away for a valid player	1629	# a .pst is a dead give-away for a valid player
1436	unless (-e "$path.pst") {	1630	# if no pst file found, open and chekc for blocked users
		1631	if (aio_stat "$path.pst") {
1437	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1632	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1438	aio_read $fh, 0, 512, my $buf, 0 or next;	1633	aio_read $fh, 0, 512, my $buf, 0 or next;
1439	$buf !~ /^password -------------$/m or next; # official not-valid tag	1634	$buf !~ /^password -------------$/m or next; # official not-valid tag
1440	}	1635	}
1441		1636
…		…
1472	}	1667	}
1473		1668
1474	\@paths	1669	\@paths
1475	}	1670	}
1476		1671
1477	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1672	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1478		1673
1479	Expand crossfire pod fragments into protocol xml.	1674	Expand deliantra pod fragments into protocol xml.
1480
1481	=cut
1482
1483	sub expand_cfpod {
1484	((my $self), (local $_)) = @_;
1485
1486	# escape & and <
1487	s/&/&amp;/g;
1488	s/(?<![BIUGHT])</&lt;/g;
1489
1490	# this is buggy, it needs to properly take care of nested <'s
1491
1492	1 while
1493	# replace B<>, I<>, U<> etc.
1494	s/B<([^\>]*)>/<b>$1<\/b>/
1495	|| s/I<([^\>]*)>/<i>$1<\/i>/
1496	|| s/U<([^\>]*)>/<u>$1<\/u>/
1497	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1498	# replace G<male|female> tags
1499	|| s{G<([^>|]*)\|([^>]*)>}{
1500	$self->gender ? $2 : $1
1501	}ge
1502	# replace H<hint text>
1503	|| s{H<([^\>]*)>}
1504	{
1505	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1506	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1507	"")
1508	[$self->{hintmode}]
1509	}ge;
1510
1511	# create single paragraphs (very hackish)
1512	s/(?<=\S)\n(?=\w)/ /g;
1513
1514	# compress some whitespace
1515	s/\s+\n/\n/g; # ws line-ends
1516	s/\n\n+/\n/g; # double lines
1517	s/^\n+//; # beginning lines
1518	s/\n+$//; # ending lines
1519
1520	$_
1521	}
1522
1523	sub hintmode {
1524	$_[0]{hintmode} = $_[1] if @_ > 1;
1525	$_[0]{hintmode}
1526	}
1527		1675
1528	=item $player->ext_reply ($msgid, @msg)	1676	=item $player->ext_reply ($msgid, @msg)
1529		1677
1530	Sends an ext reply to the player.	1678	Sends an ext reply to the player.
1531		1679
…		…
1598	our $MAX_RESET = 3600;	1746	our $MAX_RESET = 3600;
1599	our $DEFAULT_RESET = 3000;	1747	our $DEFAULT_RESET = 3000;
1600		1748
1601	sub generate_random_map {	1749	sub generate_random_map {
1602	my ($self, $rmp) = @_;	1750	my ($self, $rmp) = @_;
		1751
		1752	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1753
1603	# mit "rum" bekleckern, nicht	1754	# mit "rum" bekleckern, nicht
1604	$self->_create_random_map (	1755	$self->_create_random_map (
1605	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1756	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1606	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1757	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1607	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1758	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1729		1880
1730	# the temporary/swap location	1881	# the temporary/swap location
1731	sub save_path {	1882	sub save_path {
1732	my ($self) = @_;	1883	my ($self) = @_;
1733		1884
1734	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1885	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1735	"$TMPDIR/$path.map"	1886	"$TMPDIR/$path.map"
1736	}	1887	}
1737		1888
1738	# the unique path, undef == no special unique path	1889	# the unique path, undef == no special unique path
1739	sub uniq_path {	1890	sub uniq_path {
1740	my ($self) = @_;	1891	my ($self) = @_;
1741		1892
1742	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1893	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1743	"$UNIQUEDIR/$path"	1894	"$UNIQUEDIR/$path"
1744	}
1745
1746	# and all this just because we cannot iterate over
1747	# all maps in C++...
1748	sub change_all_map_light {
1749	my ($change) = @_;
1750
1751	$_->change_map_light ($change)
1752	for grep $_->outdoor, values %cf::MAP;
1753	}	1895	}
1754		1896
1755	sub decay_objects {	1897	sub decay_objects {
1756	my ($self) = @_;	1898	my ($self) = @_;
1757		1899
…		…
1841	sub find {	1983	sub find {
1842	my ($path, $origin) = @_;	1984	my ($path, $origin) = @_;
1843		1985
1844	$path = normalise $path, $origin && $origin->path;	1986	$path = normalise $path, $origin && $origin->path;
1845		1987
		1988	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1846	cf::lock_wait "map_find:$path";	1989	my $guard2 = cf::lock_acquire "map_find:$path";
1847		1990
1848	$cf::MAP{$path} || do {	1991	$cf::MAP{$path} || do {
1849	my $guard = cf::lock_acquire "map_find:$path";
1850	my $map = new_from_path cf::map $path	1992	my $map = new_from_path cf::map $path
1851	or return;	1993	or return;
1852		1994
1853	$map->{last_save} = $cf::RUNTIME;	1995	$map->{last_save} = $cf::RUNTIME;
1854		1996
…		…
1856	or return;	1998	or return;
1857		1999
1858	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2000	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1859	# doing this can freeze the server in a sync job, obviously	2001	# doing this can freeze the server in a sync job, obviously
1860	#$cf::WAIT_FOR_TICK->wait;	2002	#$cf::WAIT_FOR_TICK->wait;
		2003	undef $guard2;
		2004	undef $guard1;
1861	$map->reset;	2005	$map->reset;
1862	undef $guard;
1863	return find $path;	2006	return find $path;
1864	}	2007	}
1865		2008
1866	$cf::MAP{$path} = $map	2009	$cf::MAP{$path} = $map
1867	}	2010	}
…		…
1879		2022
1880	{	2023	{
1881	my $guard = cf::lock_acquire "map_data:$path";	2024	my $guard = cf::lock_acquire "map_data:$path";
1882		2025
1883	return unless $self->valid;	2026	return unless $self->valid;
1884	return if $self->in_memory != cf::MAP_SWAPPED;	2027	return unless $self->in_memory == cf::MAP_SWAPPED;
1885		2028
1886	$self->in_memory (cf::MAP_LOADING);	2029	$self->in_memory (cf::MAP_LOADING);
1887		2030
1888	$self->alloc;	2031	$self->alloc;
1889		2032
…		…
1893	my $f = new_from_file cf::object::thawer $self->{load_path};	2036	my $f = new_from_file cf::object::thawer $self->{load_path};
1894	$f->skip_block;	2037	$f->skip_block;
1895	$self->_load_objects ($f)	2038	$self->_load_objects ($f)
1896	or return;	2039	or return;
1897		2040
1898	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2041	$self->post_load_original
1899	if delete $self->{load_original};	2042	if delete $self->{load_original};
1900		2043
1901	if (my $uniq = $self->uniq_path) {	2044	if (my $uniq = $self->uniq_path) {
1902	utf8::encode $uniq;	2045	utf8::encode $uniq;
1903	unless (aio_stat $uniq) {	2046	unless (aio_stat $uniq) {
…		…
1921	unless ($self->{deny_activate}) {	2064	unless ($self->{deny_activate}) {
1922	$self->decay_objects;	2065	$self->decay_objects;
1923	$self->fix_auto_apply;	2066	$self->fix_auto_apply;
1924	$self->update_buttons;	2067	$self->update_buttons;
1925	cf::cede_to_tick;	2068	cf::cede_to_tick;
1926	$self->set_darkness_map;
1927	cf::cede_to_tick;
1928	$self->activate;	2069	$self->activate;
1929	}	2070	}
1930		2071
1931	$self->{last_save} = $cf::RUNTIME;	2072	$self->{last_save} = $cf::RUNTIME;
1932	$self->last_access ($cf::RUNTIME);	2073	$self->last_access ($cf::RUNTIME);
1933		2074
1934	$self->in_memory (cf::MAP_IN_MEMORY);	2075	$self->in_memory (cf::MAP_ACTIVE);
1935	}	2076	}
1936		2077
1937	$self->post_load;	2078	$self->post_load;
1938	}	2079	}
1939		2080
…		…
1997	my ($path, $origin, $load) = @_;	2138	my ($path, $origin, $load) = @_;
1998		2139
1999	$path = normalise $path, $origin && $origin->{path};	2140	$path = normalise $path, $origin && $origin->{path};
2000		2141
2001	if (my $map = $cf::MAP{$path}) {	2142	if (my $map = $cf::MAP{$path}) {
2002	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2143	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2003	}	2144	}
2004		2145
2005	$MAP_PREFETCH{$path} |= $load;	2146	$MAP_PREFETCH{$path} |= $load;
2006		2147
2007	$MAP_PREFETCHER ||= cf::async {	2148	$MAP_PREFETCHER ||= cf::async {
		2149	$Coro::current->{desc} = "map prefetcher";
		2150
2008	while (%MAP_PREFETCH) {	2151	while (%MAP_PREFETCH) {
2009	while (my ($k, $v) = each %MAP_PREFETCH) {	2152	while (my ($k, $v) = each %MAP_PREFETCH) {
2010	if (my $map = find $k) {	2153	if (my $map = find $k) {
2011	$map->load if $v;	2154	$map->load if $v;
2012	}	2155	}
…		…
2038	return if $self->{deny_save};	2181	return if $self->{deny_save};
2039		2182
2040	local $self->{last_access} = $self->last_access;#d#	2183	local $self->{last_access} = $self->last_access;#d#
2041		2184
2042	cf::async {	2185	cf::async {
		2186	$Coro::current->{desc} = "map player save";
2043	$_->contr->save for $self->players;	2187	$_->contr->save for $self->players;
2044	};	2188	};
		2189
		2190	cf::get_slot 0.02;
2045		2191
2046	if ($uniq) {	2192	if ($uniq) {
2047	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2193	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2048	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2194	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2049	} else {	2195	} else {
…		…
2058	$self->save;	2204	$self->save;
2059		2205
2060	my $lock = cf::lock_acquire "map_data:$self->{path}";	2206	my $lock = cf::lock_acquire "map_data:$self->{path}";
2061		2207
2062	return if $self->players;	2208	return if $self->players;
2063	return if $self->in_memory != cf::MAP_IN_MEMORY;	2209	return if $self->in_memory != cf::MAP_ACTIVE;
2064	return if $self->{deny_save};	2210	return if $self->{deny_save};
2065		2211
		2212	$self->in_memory (cf::MAP_SWAPPED);
		2213
		2214	$self->deactivate;
		2215	$_->clear_links_to ($self) for values %cf::MAP;
2066	$self->clear;	2216	$self->clear;
2067	$self->in_memory (cf::MAP_SWAPPED);
2068	}	2217	}
2069		2218
2070	sub reset_at {	2219	sub reset_at {
2071	my ($self) = @_;	2220	my ($self) = @_;
2072		2221
…		…
2090		2239
2091	my $lock = cf::lock_acquire "map_data:$self->{path}";	2240	my $lock = cf::lock_acquire "map_data:$self->{path}";
2092		2241
2093	return if $self->players;	2242	return if $self->players;
2094		2243
2095	warn "resetting map ", $self->path;	2244	warn "resetting map ", $self->path, "\n";
2096		2245
2097	$self->in_memory (cf::MAP_SWAPPED);	2246	$self->in_memory (cf::MAP_SWAPPED);
2098		2247
2099	# need to save uniques path	2248	# need to save uniques path
2100	unless ($self->{deny_save}) {	2249	unless ($self->{deny_save}) {
…		…
2104	if $uniq;	2253	if $uniq;
2105	}	2254	}
2106		2255
2107	delete $cf::MAP{$self->path};	2256	delete $cf::MAP{$self->path};
2108		2257
		2258	$self->deactivate;
		2259	$_->clear_links_to ($self) for values %cf::MAP;
2109	$self->clear;	2260	$self->clear;
2110
2111	$_->clear_links_to ($self) for values %cf::MAP;
2112		2261
2113	$self->unlink_save;	2262	$self->unlink_save;
2114	$self->destroy;	2263	$self->destroy;
2115	}	2264	}
2116		2265
…		…
2183		2332
2184	sub unique_maps() {	2333	sub unique_maps() {
2185	[	2334	[
2186	map {	2335	map {
2187	utf8::decode $_;	2336	utf8::decode $_;
2188	/\.map$/	2337	s/\.map$//; # TODO future compatibility hack
		2338	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2339	? ()
2189	? normalise $_	2340	: normalise $_
2190	: ()
2191	} @{ aio_readdir $UNIQUEDIR or [] }	2341	} @{ aio_readdir $UNIQUEDIR or [] }
2192	]	2342	]
2193	}	2343	}
2194		2344
2195	package cf;
2196
2197	=back	2345	=back
2198		2346
2199	=head3 cf::object	2347	=head3 cf::object
2200		2348
2201	=cut	2349	=cut
…		…
2204		2352
2205	=over 4	2353	=over 4
2206		2354
2207	=item $ob->inv_recursive	2355	=item $ob->inv_recursive
2208		2356
2209	Returns the inventory of the object _and_ their inventories, recursively.	2357	Returns the inventory of the object I<and> their inventories, recursively,
		2358	but I<not> the object itself.
2210		2359
2211	=cut	2360	=cut
2212		2361
2213	sub inv_recursive_;	2362	sub inv_recursive_;
2214	sub inv_recursive_ {	2363	sub inv_recursive_ {
…		…
2219	inv_recursive_ inv $_[0]	2368	inv_recursive_ inv $_[0]
2220	}	2369	}
2221		2370
2222	=item $ref = $ob->ref	2371	=item $ref = $ob->ref
2223		2372
2224	creates and returns a persistent reference to an objetc that can be stored as a string.	2373	Creates and returns a persistent reference to an object that can be stored as a string.
2225		2374
2226	=item $ob = cf::object::deref ($refstring)	2375	=item $ob = cf::object::deref ($refstring)
2227		2376
2228	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2377	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2229	even if the object actually exists. May block.	2378	even if the object actually exists. May block.
…		…
2231	=cut	2380	=cut
2232		2381
2233	sub deref {	2382	sub deref {
2234	my ($ref) = @_;	2383	my ($ref) = @_;
2235		2384
2236	# temporary compatibility#TODO#remove
2237	$ref =~ s{^<}{player/<};
2238
2239	if ($ref =~ m{^player\/(<1\.\d+>)/(.*)$}) {	2385	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
2240	my ($uuid, $name) = ($1, $2);	2386	my ($uuid, $name) = ($1, $2);
2241	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name	2387	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
2242	or return;	2388	or return;
2243	$pl->ob->uuid eq $uuid	2389	$pl->ob->uuid eq $uuid
2244	or return;	2390	or return;
…		…
2264	can be C<undef>. Does the right thing when the player is currently in a	2410	can be C<undef>. Does the right thing when the player is currently in a
2265	dialogue with the given NPC character.	2411	dialogue with the given NPC character.
2266		2412
2267	=cut	2413	=cut
2268		2414
		2415	our $SAY_CHANNEL = {
		2416	id => "say",
		2417	title => "Map",
		2418	reply => "say ",
		2419	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2420	};
		2421
		2422	our $CHAT_CHANNEL = {
		2423	id => "chat",
		2424	title => "Chat",
		2425	reply => "chat ",
		2426	tooltip => "Player chat and shouts, global to the server.",
		2427	};
		2428
2269	# rough implementation of a future "reply" method that works	2429	# rough implementation of a future "reply" method that works
2270	# with dialog boxes.	2430	# with dialog boxes.
2271	#TODO: the first argument must go, split into a $npc->reply_to ( method	2431	#TODO: the first argument must go, split into a $npc->reply_to ( method
2272	sub cf::object::player::reply($$$;$) {	2432	sub cf::object::player::reply($$$;$) {
2273	my ($self, $npc, $msg, $flags) = @_;	2433	my ($self, $npc, $msg, $flags) = @_;
…		…
2284	my $dialog = $pl->{npc_dialog};	2444	my $dialog = $pl->{npc_dialog};
2285	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2445	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2286		2446
2287	} else {	2447	} else {
2288	$msg = $npc->name . " says: $msg" if $npc;	2448	$msg = $npc->name . " says: $msg" if $npc;
2289	$self->message ($msg, $flags);	2449	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2290	}	2450	}
2291	}	2451	}
2292	}	2452	}
2293		2453
2294	=item $object->send_msg ($channel, $msg, $color, [extra...])	2454	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2319		2479
2320	=item $player_object->enter_link	2480	=item $player_object->enter_link
2321		2481
2322	Freezes the player and moves him/her to a special map (C<{link}>).	2482	Freezes the player and moves him/her to a special map (C<{link}>).
2323		2483
2324	The player should be reasonably safe there for short amounts of time. You	2484	The player should be reasonably safe there for short amounts of time (e.g.
2325	I<MUST> call C<leave_link> as soon as possible, though.	2485	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2486	though, as the palyer cannot control the character while it is on the link
		2487	map.
2326		2488
2327	Will never block.	2489	Will never block.
2328		2490
2329	=item $player_object->leave_link ($map, $x, $y)	2491	=item $player_object->leave_link ($map, $x, $y)
2330		2492
…		…
2388		2550
2389	$map->load;	2551	$map->load;
2390	$map->load_neighbours;	2552	$map->load_neighbours;
2391		2553
2392	return unless $self->contr->active;	2554	return unless $self->contr->active;
2393	$self->activate_recursive;
2394		2555
2395	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2556	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2396	$self->enter_map ($map, $x, $y);	2557	$self->enter_map ($map, $x, $y);
		2558
		2559	# only activate afterwards, to support waiting in hooks
		2560	$self->activate_recursive;
2397	}	2561	}
2398		2562
2399	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2563	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2400		2564
2401	Moves the player to the given map-path and coordinates by first freezing	2565	Moves the player to the given map-path and coordinates by first freezing
2402	her, loading and preparing them map, calling the provided $check callback	2566	her, loading and preparing them map, calling the provided $check callback
2403	that has to return the map if sucecssful, and then unfreezes the player on	2567	that has to return the map if sucecssful, and then unfreezes the player on
2404	the new (success) or old (failed) map position. In either case, $done will	2568	the new (success) or old (failed) map position. In either case, $done will
2405	be called at the end of this process.	2569	be called at the end of this process.
2406		2570
		2571	Note that $check will be called with a potentially non-loaded map, so if
		2572	it needs a loaded map it has to call C<< ->load >>.
		2573
2407	=cut	2574	=cut
2408		2575
2409	our $GOTOGEN;	2576	our $GOTOGEN;
2410		2577
2411	sub cf::object::player::goto {	2578	sub cf::object::player::goto {
…		…
2415	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2582	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2416		2583
2417	$self->enter_link;	2584	$self->enter_link;
2418		2585
2419	(async {	2586	(async {
		2587	$Coro::current->{desc} = "player::goto $path $x $y";
		2588
		2589	# *tag paths override both path and x|y
		2590	if ($path =~ /^\*(.*)$/) {
		2591	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2592	my $ob = $obs[rand @obs];
		2593
		2594	# see if we actually can go there
		2595	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2596	$ob = $obs[rand @obs];
		2597	} else {
		2598	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2599	}
		2600	# else put us there anyways for now #d#
		2601
		2602	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2603	} else {
		2604	($path, $x, $y) = (undef, undef, undef);
		2605	}
		2606	}
		2607
2420	my $map = eval {	2608	my $map = eval {
2421	my $map = cf::map::find $path;	2609	my $map = defined $path ? cf::map::find $path : undef;
2422		2610
2423	if ($map) {	2611	if ($map) {
2424	$map = $map->customise_for ($self);	2612	$map = $map->customise_for ($self);
2425	$map = $check->($map) if $check && $map;	2613	$map = $check->($map) if $check && $map;
2426	} else {	2614	} else {
2427	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2615	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2428	}	2616	}
2429		2617
2430	$map	2618	$map
2431	};	2619	};
2432		2620
…		…
2468	}	2656	}
2469		2657
2470	sub prepare_random_map {	2658	sub prepare_random_map {
2471	my ($exit) = @_;	2659	my ($exit) = @_;
2472		2660
2473	my $guard = cf::lock_acquire "exit_prepare:$exit";
2474
2475	# all this does is basically replace the /! path by	2661	# all this does is basically replace the /! path by
2476	# a new random map path (?random/...) with a seed	2662	# a new random map path (?random/...) with a seed
2477	# that depends on the exit object	2663	# that depends on the exit object
2478		2664
2479	my $rmp = parse_random_map_params $exit->msg;	2665	my $rmp = parse_random_map_params $exit->msg;
…		…
2481	if ($exit->map) {	2667	if ($exit->map) {
2482	$rmp->{region} = $exit->region->name;	2668	$rmp->{region} = $exit->region->name;
2483	$rmp->{origin_map} = $exit->map->path;	2669	$rmp->{origin_map} = $exit->map->path;
2484	$rmp->{origin_x} = $exit->x;	2670	$rmp->{origin_x} = $exit->x;
2485	$rmp->{origin_y} = $exit->y;	2671	$rmp->{origin_y} = $exit->y;
		2672
		2673	$exit->map->touch;
2486	}	2674	}
2487		2675
2488	$rmp->{random_seed} ||= $exit->random_seed;	2676	$rmp->{random_seed} ||= $exit->random_seed;
2489		2677
2490	my $data = cf::to_json $rmp;	2678	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2491	my $md5 = Digest::MD5::md5_hex $data;	2679	my $md5 = Digest::MD5::md5_hex $data;
2492	my $meta = "$RANDOMDIR/$md5.meta";	2680	my $meta = "$RANDOMDIR/$md5.meta";
2493		2681
2494	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2682	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2495	aio_write $fh, 0, (length $data), $data, 0;	2683	aio_write $fh, 0, (length $data), $data, 0;
2496	undef $fh;	2684	undef $fh;
2497	aio_rename "$meta~", $meta;	2685	aio_rename "$meta~", $meta;
2498		2686
		2687	my $slaying = "?random/$md5";
		2688
		2689	if ($exit->valid) {
2499	$exit->slaying ("?random/$md5");	2690	$exit->slaying ("?random/$md5");
2500	$exit->msg (undef);	2691	$exit->msg (undef);
		2692	}
2501	}	2693	}
2502	}	2694	}
2503		2695
2504	sub cf::object::player::enter_exit {	2696	sub cf::object::player::enter_exit {
2505	my ($self, $exit) = @_;	2697	my ($self, $exit) = @_;
2506		2698
2507	return unless $self->type == cf::PLAYER;	2699	return unless $self->type == cf::PLAYER;
2508		2700
2509	if ($exit->slaying eq "/!") {
2510	#TODO: this should de-fi-ni-te-ly not be a sync-job
2511	# the problem is that $exit might not survive long enough
2512	# so it needs to be done right now, right here
2513	cf::sync_job { prepare_random_map $exit };
2514	}
2515
2516	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2517	my $hp = $exit->stats->hp;
2518	my $sp = $exit->stats->sp;
2519
2520	$self->enter_link;	2701	$self->enter_link;
2521		2702
2522	# if exit is damned, update players death & WoR home-position
2523	$self->contr->savebed ($slaying, $hp, $sp)
2524	if $exit->flag (FLAG_DAMNED);
2525
2526	(async {	2703	(async {
2527	$self->deactivate_recursive; # just to be sure	2704	$Coro::current->{desc} = "enter_exit";
		2705
2528	unless (eval {	2706	unless (eval {
		2707	$self->deactivate_recursive; # just to be sure
		2708
		2709	# random map handling
		2710	{
		2711	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2712
		2713	prepare_random_map $exit
		2714	if $exit->slaying eq "/!";
		2715	}
		2716
		2717	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2718	my $x = $exit->stats->hp;
		2719	my $y = $exit->stats->sp;
		2720
2529	$self->goto ($slaying, $hp, $sp);	2721	$self->goto ($map, $x, $y);
2530		2722
		2723	# if exit is damned, update players death & WoR home-position
		2724	$self->contr->savebed ($map, $x, $y)
		2725	if $exit->flag (cf::FLAG_DAMNED);
		2726
2531	1;	2727	1
2532	}) {	2728	}) {
2533	$self->message ("Something went wrong deep within the crossfire server. "	2729	$self->message ("Something went wrong deep within the deliantra server. "
2534	. "I'll try to bring you back to the map you were before. "	2730	. "I'll try to bring you back to the map you were before. "
2535	. "Please report this to the dungeon master!",	2731	. "Please report this to the dungeon master!",
2536	cf::NDI_UNIQUE | cf::NDI_RED);	2732	cf::NDI_UNIQUE | cf::NDI_RED);
2537		2733
2538	warn "ERROR in enter_exit: $@";	2734	warn "ERROR in enter_exit: $@";
…		…
2566	the message, with C<log> being the default. If C<$color> is negative, suppress	2762	the message, with C<log> being the default. If C<$color> is negative, suppress
2567	the message unless the client supports the msg packet.	2763	the message unless the client supports the msg packet.
2568		2764
2569	=cut	2765	=cut
2570		2766
		2767	# non-persistent channels (usually the info channel)
2571	our %CHANNEL = (	2768	our %CHANNEL = (
2572	"c/identify" => {	2769	"c/identify" => {
2573	id => "identify",	2770	id => "infobox",
2574	title => "Identify",	2771	title => "Identify",
2575	reply => undef,	2772	reply => undef,
2576	tooltip => "Items recently identified",	2773	tooltip => "Items recently identified",
2577	},	2774	},
2578	"c/examine" => {	2775	"c/examine" => {
2579	id => "examine",	2776	id => "infobox",
2580	title => "Examine",	2777	title => "Examine",
2581	reply => undef,	2778	reply => undef,
2582	tooltip => "Signs and other items you examined",	2779	tooltip => "Signs and other items you examined",
2583	},	2780	},
		2781	"c/book" => {
		2782	id => "infobox",
		2783	title => "Book",
		2784	reply => undef,
		2785	tooltip => "The contents of a note or book",
		2786	},
		2787	"c/lookat" => {
		2788	id => "infobox",
		2789	title => "Look",
		2790	reply => undef,
		2791	tooltip => "What you saw there",
		2792	},
		2793	"c/who" => {
		2794	id => "infobox",
		2795	title => "Players",
		2796	reply => undef,
		2797	tooltip => "Shows players who are currently online",
		2798	},
		2799	"c/body" => {
		2800	id => "infobox",
		2801	title => "Body Parts",
		2802	reply => undef,
		2803	tooltip => "Shows which body parts you posess and are available",
		2804	},
		2805	"c/statistics" => {
		2806	id => "infobox",
		2807	title => "Statistics",
		2808	reply => undef,
		2809	tooltip => "Shows your primary statistics",
		2810	},
		2811	"c/skills" => {
		2812	id => "infobox",
		2813	title => "Skills",
		2814	reply => undef,
		2815	tooltip => "Shows your experience per skill and item power",
		2816	},
		2817	"c/shopitems" => {
		2818	id => "infobox",
		2819	title => "Shop Items",
		2820	reply => undef,
		2821	tooltip => "Shows the items currently for sale in this shop",
		2822	},
		2823	"c/resistances" => {
		2824	id => "infobox",
		2825	title => "Resistances",
		2826	reply => undef,
		2827	tooltip => "Shows your resistances",
		2828	},
		2829	"c/pets" => {
		2830	id => "infobox",
		2831	title => "Pets",
		2832	reply => undef,
		2833	tooltip => "Shows information abotu your pets/a specific pet",
		2834	},
		2835	"c/perceiveself" => {
		2836	id => "infobox",
		2837	title => "Perceive Self",
		2838	reply => undef,
		2839	tooltip => "You gained detailed knowledge about yourself",
		2840	},
		2841	"c/uptime" => {
		2842	id => "infobox",
		2843	title => "Uptime",
		2844	reply => undef,
		2845	tooltip => "How long the server has been running since last restart",
		2846	},
		2847	"c/mapinfo" => {
		2848	id => "infobox",
		2849	title => "Map Info",
		2850	reply => undef,
		2851	tooltip => "Information related to the maps",
		2852	},
		2853	"c/party" => {
		2854	id => "party",
		2855	title => "Party",
		2856	reply => "gsay ",
		2857	tooltip => "Messages and chat related to your party",
		2858	},
		2859	"c/death" => {
		2860	id => "death",
		2861	title => "Death",
		2862	reply => undef,
		2863	tooltip => "Reason for and more info about your most recent death",
		2864	},
		2865	"c/say" => $SAY_CHANNEL,
		2866	"c/chat" => $CHAT_CHANNEL,
2584	);	2867	);
2585		2868
2586	sub cf::client::send_msg {	2869	sub cf::client::send_msg {
2587	my ($self, $channel, $msg, $color, @extra) = @_;	2870	my ($self, $channel, $msg, $color, @extra) = @_;
2588		2871
2589	$msg = $self->pl->expand_cfpod ($msg);	2872	$msg = $self->pl->expand_cfpod ($msg)
		2873	unless $color & cf::NDI_VERBATIM;
2590		2874
2591	$color &= cf::NDI_CLIENT_MASK; # just in case...	2875	$color &= cf::NDI_CLIENT_MASK; # just in case...
2592		2876
2593	# check predefined channels, for the benefit of C	2877	# check predefined channels, for the benefit of C
2594	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};	2878	if ($CHANNEL{$channel}) {
		2879	$channel = $CHANNEL{$channel};
2595		2880
		2881	$self->ext_msg (channel_info => $channel);
		2882	$channel = $channel->{id};
		2883
2596	if (ref $channel) {	2884	} elsif (ref $channel) {
2597	# send meta info to client, if not yet sent	2885	# send meta info to client, if not yet sent
2598	unless (exists $self->{channel}{$channel->{id}}) {	2886	unless (exists $self->{channel}{$channel->{id}}) {
2599	$self->{channel}{$channel->{id}} = $channel;	2887	$self->{channel}{$channel->{id}} = $channel;
2600	$self->ext_msg (channel_info => $channel)	2888	$self->ext_msg (channel_info => $channel);
2601	if $self->can_msg;
2602	}	2889	}
2603		2890
2604	$channel = $channel->{id};	2891	$channel = $channel->{id};
2605	}	2892	}
2606		2893
2607	return unless @extra || length $msg;	2894	return unless @extra || length $msg;
2608		2895
2609	if ($self->can_msg) {
2610	# default colour, mask it out	2896	# default colour, mask it out
2611	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2897	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2612	if $color & cf::NDI_DEF;	2898	if $color & cf::NDI_DEF;
2613		2899
2614	$self->send_packet ("msg " . $self->{json_coder}->encode (	2900	my $pkt = "msg "
		2901	. $self->{json_coder}->encode (
2615	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2902	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2616	} else {	2903	);
2617	if ($color >= 0) {
2618	# replace some tags by gcfclient-compatible ones
2619	for ($msg) {
2620	1 while
2621	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2622	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2623	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2624	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2625	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2626	}
2627		2904
2628	$color &= cf::NDI_COLOR_MASK;	2905	# try lzf for large packets
		2906	$pkt = "lzf " . Compress::LZF::compress $pkt
		2907	if 1024 <= length $pkt and $self->{can_lzf};
2629		2908
2630	utf8::encode $msg;	2909	# split very large packets
2631		2910	if (8192 < length $pkt and $self->{can_lzf}) {
2632	if (0 && $msg =~ /\[/) {	2911	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2633	# COMMAND/INFO	2912	$pkt = "frag";
2634	$self->send_packet ("drawextinfo $color 10 8 $msg")
2635	} else {
2636	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2637	$self->send_packet ("drawinfo $color $msg")
2638	}
2639	}
2640	}	2913	}
		2914
		2915	$self->send_packet ($pkt);
2641	}	2916	}
2642		2917
2643	=item $client->ext_msg ($type, @msg)	2918	=item $client->ext_msg ($type, @msg)
2644		2919
2645	Sends an ext event to the client.	2920	Sends an ext event to the client.
…		…
2818	=pod	3093	=pod
2819		3094
2820	The following functions and methods are available within a safe environment:	3095	The following functions and methods are available within a safe environment:
2821		3096
2822	cf::object	3097	cf::object
2823	contr pay_amount pay_player map x y force_find force_add	3098	contr pay_amount pay_player map x y force_find force_add destroy
2824	insert remove name archname title slaying race decrease_ob_nr	3099	insert remove name archname title slaying race decrease split
		3100	value
2825		3101
2826	cf::object::player	3102	cf::object::player
2827	player	3103	player
2828		3104
2829	cf::player	3105	cf::player
…		…
2834		3110
2835	=cut	3111	=cut
2836		3112
2837	for (	3113	for (
2838	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3114	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2839	insert remove inv name archname title slaying race	3115	insert remove inv nrof name archname title slaying race
2840	decrease_ob_nr)],	3116	decrease split destroy change_exp value msg lore send_msg)],
2841	["cf::object::player" => qw(player)],	3117	["cf::object::player" => qw(player)],
2842	["cf::player" => qw(peaceful)],	3118	["cf::player" => qw(peaceful send_msg)],
2843	["cf::map" => qw(trigger)],	3119	["cf::map" => qw(trigger)],
2844	) {	3120	) {
2845	no strict 'refs';	3121	no strict 'refs';
2846	my ($pkg, @funs) = @$_;	3122	my ($pkg, @funs) = @$_;
2847	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3123	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2864	my ($code, %vars) = @_;	3140	my ($code, %vars) = @_;
2865		3141
2866	my $qcode = $code;	3142	my $qcode = $code;
2867	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3143	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2868	$qcode =~ s/\n/\\n/g;	3144	$qcode =~ s/\n/\\n/g;
		3145
		3146	%vars = (_dummy => 0) unless %vars;
2869		3147
2870	local $_;	3148	local $_;
2871	local @safe::cf::_safe_eval_args = values %vars;	3149	local @safe::cf::_safe_eval_args = values %vars;
2872		3150
2873	my $eval =	3151	my $eval =
…		…
2950	{	3228	{
2951	my $faces = $facedata->{faceinfo};	3229	my $faces = $facedata->{faceinfo};
2952		3230
2953	while (my ($face, $info) = each %$faces) {	3231	while (my ($face, $info) = each %$faces) {
2954	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3232	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3233
2955	cf::face::set_visibility $idx, $info->{visibility};	3234	cf::face::set_visibility $idx, $info->{visibility};
2956	cf::face::set_magicmap $idx, $info->{magicmap};	3235	cf::face::set_magicmap $idx, $info->{magicmap};
2957	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3236	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2958	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3237	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2959		3238
2960	cf::cede_to_tick;	3239	cf::cede_to_tick;
2961	}	3240	}
2962		3241
2963	while (my ($face, $info) = each %$faces) {	3242	while (my ($face, $info) = each %$faces) {
2964	next unless $info->{smooth};	3243	next unless $info->{smooth};
		3244
2965	my $idx = cf::face::find $face	3245	my $idx = cf::face::find $face
2966	or next;	3246	or next;
		3247
2967	if (my $smooth = cf::face::find $info->{smooth}) {	3248	if (my $smooth = cf::face::find $info->{smooth}) {
2968	cf::face::set_smooth $idx, $smooth;	3249	cf::face::set_smooth $idx, $smooth;
2969	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3250	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2970	} else {	3251	} else {
2971	warn "smooth face '$info->{smooth}' not found for face '$face'";	3252	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
2989	{	3270	{
2990	# TODO: for gcfclient pleasure, we should give resources	3271	# TODO: for gcfclient pleasure, we should give resources
2991	# that gcfclient doesn't grok a >10000 face index.	3272	# that gcfclient doesn't grok a >10000 face index.
2992	my $res = $facedata->{resource};	3273	my $res = $facedata->{resource};
2993		3274
2994	my $soundconf = delete $res->{"res/sound.conf"};
2995
2996	while (my ($name, $info) = each %$res) {	3275	while (my ($name, $info) = each %$res) {
		3276	if (defined $info->{type}) {
2997	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3277	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2998	my $data;	3278	my $data;
2999		3279
3000	if ($info->{type} & 1) {	3280	if ($info->{type} & 1) {
3001	# prepend meta info	3281	# prepend meta info
3002		3282
3003	my $meta = $enc->encode ({	3283	my $meta = $enc->encode ({
3004	name => $name,	3284	name => $name,
3005	%{ $info->{meta} || {} },	3285	%{ $info->{meta} || {} },
3006	});	3286	});
3007		3287
3008	$data = pack "(w/a*)*", $meta, $info->{data};	3288	$data = pack "(w/a*)*", $meta, $info->{data};
		3289	} else {
		3290	$data = $info->{data};
		3291	}
		3292
		3293	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3294	cf::face::set_type $idx, $info->{type};
3009	} else {	3295	} else {
3010	$data = $info->{data};	3296	$RESOURCE{$name} = $info;
3011	}	3297	}
3012		3298
3013	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3014	cf::face::set_type $idx, $info->{type};
3015
3016	cf::cede_to_tick;	3299	cf::cede_to_tick;
3017	}	3300	}
3018
3019	if ($soundconf) {
3020	$soundconf = $enc->decode (delete $soundconf->{data});
3021
3022	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3023	my $sound = $soundconf->{compat}[$_]
3024	or next;
3025
3026	my $face = cf::face::find "sound/$sound->[1]";
3027	cf::sound::set $sound->[0] => $face;
3028	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3029	}
3030
3031	while (my ($k, $v) = each %{$soundconf->{event}}) {
3032	my $face = cf::face::find "sound/$v";
3033	cf::sound::set $k => $face;
3034	}
3035	}
3036	}	3301	}
		3302
		3303	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3037		3304
3038	1	3305	1
3039	}	3306	}
		3307
		3308	cf::global->attach (on_resource_update => sub {
		3309	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3310	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3311
		3312	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3313	my $sound = $soundconf->{compat}[$_]
		3314	or next;
		3315
		3316	my $face = cf::face::find "sound/$sound->[1]";
		3317	cf::sound::set $sound->[0] => $face;
		3318	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3319	}
		3320
		3321	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3322	my $face = cf::face::find "sound/$v";
		3323	cf::sound::set $k => $face;
		3324	}
		3325	}
		3326	});
3040		3327
3041	register_exticmd fx_want => sub {	3328	register_exticmd fx_want => sub {
3042	my ($ns, $want) = @_;	3329	my ($ns, $want) = @_;
3043		3330
3044	while (my ($k, $v) = each %$want) {	3331	while (my ($k, $v) = each %$want) {
3045	$ns->fx_want ($k, $v);	3332	$ns->fx_want ($k, $v);
3046	}	3333	}
3047	};	3334	};
		3335
		3336	sub load_resource_file($) {
		3337	my $guard = lock_acquire "load_resource_file";
		3338
		3339	my $status = load_resource_file_ $_[0];
		3340	get_slot 0.1, 100;
		3341	cf::arch::commit_load;
		3342
		3343	$status
		3344	}
3048		3345
3049	sub reload_regions {	3346	sub reload_regions {
3050	# HACK to clear player env face cache, we need some signal framework	3347	# HACK to clear player env face cache, we need some signal framework
3051	# for this (global event?)	3348	# for this (global event?)
3052	%ext::player_env::MUSIC_FACE_CACHE = ();	3349	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3066	}	3363	}
3067		3364
3068	sub reload_archetypes {	3365	sub reload_archetypes {
3069	load_resource_file "$DATADIR/archetypes"	3366	load_resource_file "$DATADIR/archetypes"
3070	or die "unable to load archetypes\n";	3367	or die "unable to load archetypes\n";
3071	#d# NEED to laod twice to resolve forward references
3072	# this really needs to be done in an extra post-pass
3073	# (which needs to be synchronous, so solve it differently)
3074	load_resource_file "$DATADIR/archetypes"
3075	or die "unable to load archetypes\n";
3076	}	3368	}
3077		3369
3078	sub reload_treasures {	3370	sub reload_treasures {
3079	load_resource_file "$DATADIR/treasures"	3371	load_resource_file "$DATADIR/treasures"
3080	or die "unable to load treasurelists\n";	3372	or die "unable to load treasurelists\n";
3081	}	3373	}
3082		3374
3083	sub reload_resources {	3375	sub reload_resources {
3084	warn "reloading resource files...\n";	3376	warn "reloading resource files...\n";
3085		3377
		3378	reload_facedata;
		3379	reload_archetypes;
3086	reload_regions;	3380	reload_regions;
3087	reload_facedata;
3088	#reload_archetypes;#d#
3089	reload_archetypes;
3090	reload_treasures;	3381	reload_treasures;
3091		3382
3092	warn "finished reloading resource files\n";	3383	warn "finished reloading resource files\n";
3093	}
3094
3095	sub init {
3096	reload_resources;
3097	}	3384	}
3098		3385
3099	sub reload_config {	3386	sub reload_config {
3100	open my $fh, "<:utf8", "$CONFDIR/config"	3387	open my $fh, "<:utf8", "$CONFDIR/config"
3101	or return;	3388	or return;
3102		3389
3103	local $/;	3390	local $/;
3104	*CFG = YAML::Syck::Load <$fh>;	3391	*CFG = YAML::Load <$fh>;
3105		3392
3106	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3393	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3107		3394
3108	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3395	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3109	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3396	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3115	};	3402	};
3116	warn $@ if $@;	3403	warn $@ if $@;
3117	}	3404	}
3118	}	3405	}
3119		3406
		3407	sub pidfile() {
		3408	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3409	or die "$PIDFILE: $!";
		3410	flock $fh, &Fcntl::LOCK_EX
		3411	or die "$PIDFILE: flock: $!";
		3412	$fh
		3413	}
		3414
		3415	# make sure only one server instance is running at any one time
		3416	sub atomic {
		3417	my $fh = pidfile;
		3418
		3419	my $pid = <$fh>;
		3420	kill 9, $pid if $pid > 0;
		3421
		3422	seek $fh, 0, 0;
		3423	print $fh $$;
		3424	}
		3425
		3426	sub main_loop {
		3427	warn "EV::loop starting\n";
		3428	if (1) {
		3429	EV::loop;
		3430	}
		3431	warn "EV::loop returned\n";
		3432	goto &main_loop unless $REALLY_UNLOOP;
		3433	}
		3434
3120	sub main {	3435	sub main {
		3436	cf::init_globals; # initialise logging
		3437
		3438	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3439	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3440	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3441	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3442
		3443	cf::init_experience;
		3444	cf::init_anim;
		3445	cf::init_attackmess;
		3446	cf::init_dynamic;
		3447
		3448	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3449
3121	# we must not ever block the main coroutine	3450	# we must not ever block the main coroutine
3122	local $Coro::idle = sub {	3451	local $Coro::idle = sub {
3123	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3452	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3124	(async {	3453	(async {
3125	Event::one_event;	3454	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3455	EV::loop EV::LOOP_ONESHOT;
3126	})->prio (Coro::PRIO_MAX);	3456	})->prio (Coro::PRIO_MAX);
3127	};	3457	};
3128		3458
		3459	evthread_start IO::AIO::poll_fileno;
		3460
		3461	cf::sync_job {
		3462	reload_resources;
3129	reload_config;	3463	reload_config;
3130	db_init;	3464	db_init;
		3465
		3466	cf::load_settings;
		3467	cf::load_materials;
		3468	cf::init_uuid;
		3469	cf::init_signals;
		3470	cf::init_commands;
		3471	cf::init_skills;
		3472
		3473	cf::init_beforeplay;
		3474
		3475	atomic;
		3476
3131	load_extensions;	3477	load_extensions;
3132		3478
3133	$TICK_WATCHER->start;	3479	utime time, time, $RUNTIMEFILE;
3134	Event::loop;	3480
		3481	# no (long-running) fork's whatsoever before this point(!)
		3482	use POSIX ();
		3483	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3484
		3485	(pop @POST_INIT)->(0) while @POST_INIT;
		3486	};
		3487
		3488	main_loop;
3135	}	3489	}
3136		3490
3137	#############################################################################	3491	#############################################################################
3138	# initialisation and cleanup	3492	# initialisation and cleanup
3139		3493
3140	# install some emergency cleanup handlers	3494	# install some emergency cleanup handlers
3141	BEGIN {	3495	BEGIN {
		3496	our %SIGWATCHER = ();
3142	for my $signal (qw(INT HUP TERM)) {	3497	for my $signal (qw(INT HUP TERM)) {
3143	Event->signal (	3498	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3144	reentrant => 0,
3145	data => WF_AUTOCANCEL,
3146	signal => $signal,
3147	prio => 0,
3148	cb => sub {
3149	cf::cleanup "SIG$signal";	3499	cf::cleanup "SIG$signal";
3150	},
3151	);	3500	};
3152	}	3501	}
3153	}	3502	}
3154		3503
3155	sub write_runtime {	3504	sub write_runtime_sync {
3156	my $runtime = "$LOCALDIR/runtime";
3157
3158	# first touch the runtime file to show we are still running:	3505	# first touch the runtime file to show we are still running:
3159	# the fsync below can take a very very long time.	3506	# the fsync below can take a very very long time.
3160		3507
3161	IO::AIO::aio_utime $runtime, undef, undef;	3508	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3162		3509
3163	my $guard = cf::lock_acquire "write_runtime";	3510	my $guard = cf::lock_acquire "write_runtime";
3164		3511
3165	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3512	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3166	or return;	3513	or return;
3167		3514
3168	my $value = $cf::RUNTIME + 90 + 10;	3515	my $value = $cf::RUNTIME + 90 + 10;
3169	# 10 is the runtime save interval, for a monotonic clock	3516	# 10 is the runtime save interval, for a monotonic clock
3170	# 60 allows for the watchdog to kill the server.	3517	# 60 allows for the watchdog to kill the server.
…		…
3180	aio_utime $fh, undef, undef;	3527	aio_utime $fh, undef, undef;
3181		3528
3182	close $fh	3529	close $fh
3183	or return;	3530	or return;
3184		3531
3185	aio_rename "$runtime~", $runtime	3532	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3186	and return;	3533	and return;
3187		3534
3188	warn "runtime file written.\n";	3535	warn "runtime file written.\n";
3189		3536
3190	1	3537	1
		3538	}
		3539
		3540	our $uuid_lock;
		3541	our $uuid_skip;
		3542
		3543	sub write_uuid_sync($) {
		3544	$uuid_skip ||= $_[0];
		3545
		3546	return if $uuid_lock;
		3547	local $uuid_lock = 1;
		3548
		3549	my $uuid = "$LOCALDIR/uuid";
		3550
		3551	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3552	or return;
		3553
		3554	my $value = uuid_seq uuid_cur;
		3555
		3556	unless ($value) {
		3557	warn "cowardly refusing to write zero uuid value!\n";
		3558	return;
		3559	}
		3560
		3561	my $value = uuid_str $value + $uuid_skip;
		3562	$uuid_skip = 0;
		3563
		3564	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3565	and return;
		3566
		3567	# always fsync - this file is important
		3568	aio_fsync $fh
		3569	and return;
		3570
		3571	close $fh
		3572	or return;
		3573
		3574	aio_rename "$uuid~", $uuid
		3575	and return;
		3576
		3577	warn "uuid file written ($value).\n";
		3578
		3579	1
		3580
		3581	}
		3582
		3583	sub write_uuid($$) {
		3584	my ($skip, $sync) = @_;
		3585
		3586	$sync ? write_uuid_sync $skip
		3587	: async { write_uuid_sync $skip };
3191	}	3588	}
3192		3589
3193	sub emergency_save() {	3590	sub emergency_save() {
3194	my $freeze_guard = cf::freeze_mainloop;	3591	my $freeze_guard = cf::freeze_mainloop;
3195		3592
3196	warn "enter emergency perl save\n";	3593	warn "emergency_perl_save: enter\n";
3197		3594
3198	cf::sync_job {	3595	cf::sync_job {
		3596	# this is a trade-off: we want to be very quick here, so
		3597	# save all maps without fsync, and later call a global sync
		3598	# (which in turn might be very very slow)
		3599	local $USE_FSYNC = 0;
		3600
3199	# use a peculiar iteration method to avoid tripping on perl	3601	# use a peculiar iteration method to avoid tripping on perl
3200	# refcount bugs in for. also avoids problems with players	3602	# refcount bugs in for. also avoids problems with players
3201	# and maps saved/destroyed asynchronously.	3603	# and maps saved/destroyed asynchronously.
3202	warn "begin emergency player save\n";	3604	warn "emergency_perl_save: begin player save\n";
3203	for my $login (keys %cf::PLAYER) {	3605	for my $login (keys %cf::PLAYER) {
3204	my $pl = $cf::PLAYER{$login} or next;	3606	my $pl = $cf::PLAYER{$login} or next;
3205	$pl->valid or next;	3607	$pl->valid or next;
		3608	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3206	$pl->save;	3609	$pl->save;
3207	}	3610	}
3208	warn "end emergency player save\n";	3611	warn "emergency_perl_save: end player save\n";
3209		3612
3210	warn "begin emergency map save\n";	3613	warn "emergency_perl_save: begin map save\n";
3211	for my $path (keys %cf::MAP) {	3614	for my $path (keys %cf::MAP) {
3212	my $map = $cf::MAP{$path} or next;	3615	my $map = $cf::MAP{$path} or next;
3213	$map->valid or next;	3616	$map->valid or next;
3214	$map->save;	3617	$map->save;
3215	}	3618	}
3216	warn "end emergency map save\n";	3619	warn "emergency_perl_save: end map save\n";
3217		3620
3218	warn "begin emergency database checkpoint\n";	3621	warn "emergency_perl_save: begin database checkpoint\n";
3219	BDB::db_env_txn_checkpoint $DB_ENV;	3622	BDB::db_env_txn_checkpoint $DB_ENV;
3220	warn "end emergency database checkpoint\n";	3623	warn "emergency_perl_save: end database checkpoint\n";
		3624
		3625	warn "emergency_perl_save: begin write uuid\n";
		3626	write_uuid_sync 1;
		3627	warn "emergency_perl_save: end write uuid\n";
3221	};	3628	};
3222		3629
		3630	warn "emergency_perl_save: starting sync()\n";
		3631	IO::AIO::aio_sync sub {
		3632	warn "emergency_perl_save: finished sync()\n";
		3633	};
		3634
3223	warn "leave emergency perl save\n";	3635	warn "emergency_perl_save: leave\n";
3224	}	3636	}
3225		3637
3226	sub post_cleanup {	3638	sub post_cleanup {
3227	my ($make_core) = @_;	3639	my ($make_core) = @_;
3228		3640
3229	warn Carp::longmess "post_cleanup backtrace"	3641	warn Carp::longmess "post_cleanup backtrace"
3230	if $make_core;	3642	if $make_core;
		3643
		3644	my $fh = pidfile;
		3645	unlink $PIDFILE if <$fh> == $$;
		3646	}
		3647
		3648	# a safer delete_package, copied from Symbol
		3649	sub clear_package($) {
		3650	my $pkg = shift;
		3651
		3652	# expand to full symbol table name if needed
		3653	unless ($pkg =~ /^main::.*::$/) {
		3654	$pkg = "main$pkg" if $pkg =~ /^::/;
		3655	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3656	$pkg .= '::' unless $pkg =~ /::$/;
		3657	}
		3658
		3659	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3660	my $stem_symtab = *{$stem}{HASH};
		3661
		3662	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3663	or return;
		3664
		3665	# clear all symbols
		3666	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3667	for my $name (keys %$leaf_symtab) {
		3668	_gv_clear *{"$pkg$name"};
		3669	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3670	}
		3671	warn "cleared package $pkg\n";#d#
3231	}	3672	}
3232		3673
3233	sub do_reload_perl() {	3674	sub do_reload_perl() {
3234	# can/must only be called in main	3675	# can/must only be called in main
3235	if ($Coro::current != $Coro::main) {	3676	if ($Coro::current != $Coro::main) {
3236	warn "can only reload from main coroutine";	3677	warn "can only reload from main coroutine";
3237	return;	3678	return;
3238	}	3679	}
3239		3680
		3681	return if $RELOAD++;
		3682
		3683	my $t1 = EV::time;
		3684
		3685	while ($RELOAD) {
3240	warn "reloading...";	3686	warn "reloading...";
3241		3687
3242	warn "entering sync_job";	3688	warn "entering sync_job";
3243		3689
3244	cf::sync_job {	3690	cf::sync_job {
3245	cf::write_runtime; # external watchdog should not bark	3691	cf::write_runtime_sync; # external watchdog should not bark
3246	cf::emergency_save;	3692	cf::emergency_save;
3247	cf::write_runtime; # external watchdog should not bark	3693	cf::write_runtime_sync; # external watchdog should not bark
3248		3694
3249	warn "syncing database to disk";	3695	warn "syncing database to disk";
3250	BDB::db_env_txn_checkpoint $DB_ENV;	3696	BDB::db_env_txn_checkpoint $DB_ENV;
3251		3697
3252	# if anything goes wrong in here, we should simply crash as we already saved	3698	# if anything goes wrong in here, we should simply crash as we already saved
3253		3699
3254	warn "cancelling all WF_AUTOCANCEL watchers";
3255	for (Event::all_watchers) {
3256	$_->cancel if $_->data & WF_AUTOCANCEL;
3257	}
3258
3259	warn "flushing outstanding aio requests";	3700	warn "flushing outstanding aio requests";
3260	for (;;) {
3261	BDB::flush;
3262	IO::AIO::flush;
3263	Coro::cede;
3264	last unless IO::AIO::nreqs || BDB::nreqs;	3701	while (IO::AIO::nreqs || BDB::nreqs) {
3265	warn "iterate...";	3702	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3266	}
3267
3268	++$RELOAD;
3269
3270	warn "cancelling all extension coros";
3271	$_->cancel for values %EXT_CORO;
3272	%EXT_CORO = ();
3273
3274	warn "removing commands";
3275	%COMMAND = ();
3276
3277	warn "removing ext/exti commands";
3278	%EXTCMD = ();
3279	%EXTICMD = ();
3280
3281	warn "unloading/nuking all extensions";
3282	for my $pkg (@EXTS) {
3283	warn "... unloading $pkg";
3284
3285	if (my $cb = $pkg->can ("unload")) {
3286	eval {
3287	$cb->($pkg);
3288	1
3289	} or warn "$pkg unloaded, but with errors: $@";
3290	}	3703	}
3291		3704
3292	warn "... nuking $pkg";	3705	warn "cancelling all extension coros";
3293	Symbol::delete_package $pkg;	3706	$_->cancel for values %EXT_CORO;
3294	}	3707	%EXT_CORO = ();
3295		3708
3296	warn "unloading all perl modules loaded from $LIBDIR";	3709	warn "removing commands";
3297	while (my ($k, $v) = each %INC) {	3710	%COMMAND = ();
3298	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3299		3711
		3712	warn "removing ext/exti commands";
		3713	%EXTCMD = ();
		3714	%EXTICMD = ();
		3715
		3716	warn "unloading/nuking all extensions";
		3717	for my $pkg (@EXTS) {
3300	warn "... unloading $k";	3718	warn "... unloading $pkg";
3301	delete $INC{$k};
3302		3719
3303	$k =~ s/\.pm$//;
3304	$k =~ s/\//::/g;
3305
3306	if (my $cb = $k->can ("unload_module")) {	3720	if (my $cb = $pkg->can ("unload")) {
		3721	eval {
3307	$cb->();	3722	$cb->($pkg);
		3723	1
		3724	} or warn "$pkg unloaded, but with errors: $@";
		3725	}
		3726
		3727	warn "... clearing $pkg";
		3728	clear_package $pkg;
3308	}	3729	}
3309		3730
3310	Symbol::delete_package $k;	3731	warn "unloading all perl modules loaded from $LIBDIR";
		3732	while (my ($k, $v) = each %INC) {
		3733	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3734
		3735	warn "... unloading $k";
		3736	delete $INC{$k};
		3737
		3738	$k =~ s/\.pm$//;
		3739	$k =~ s/\//::/g;
		3740
		3741	if (my $cb = $k->can ("unload_module")) {
		3742	$cb->();
		3743	}
		3744
		3745	clear_package $k;
3311	}	3746	}
3312		3747
3313	warn "getting rid of safe::, as good as possible";	3748	warn "getting rid of safe::, as good as possible";
3314	Symbol::delete_package "safe::$_"	3749	clear_package "safe::$_"
3315	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3750	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3316		3751
3317	warn "unloading cf.pm \"a bit\"";	3752	warn "unloading cf.pm \"a bit\"";
3318	delete $INC{"cf.pm"};	3753	delete $INC{"cf.pm"};
3319	delete $INC{"cf/pod.pm"};	3754	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3320		3755
3321	# don't, removes xs symbols, too,	3756	# don't, removes xs symbols, too,
3322	# and global variables created in xs	3757	# and global variables created in xs
3323	#Symbol::delete_package __PACKAGE__;	3758	#clear_package __PACKAGE__;
3324		3759
3325	warn "unload completed, starting to reload now";	3760	warn "unload completed, starting to reload now";
3326		3761
3327	warn "reloading cf.pm";	3762	warn "reloading cf.pm";
3328	require cf;	3763	require cf;
3329	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3764	cf::_connect_to_perl_1;
3330		3765
3331	warn "loading config and database again";	3766	warn "loading config and database again";
3332	cf::reload_config;	3767	cf::reload_config;
3333		3768
3334	warn "loading extensions";	3769	warn "loading extensions";
3335	cf::load_extensions;	3770	cf::load_extensions;
3336		3771
		3772	if ($REATTACH_ON_RELOAD) {
3337	warn "reattaching attachments to objects/players";	3773	warn "reattaching attachments to objects/players";
3338	_global_reattach; # objects, sockets	3774	_global_reattach; # objects, sockets
3339	warn "reattaching attachments to maps";	3775	warn "reattaching attachments to maps";
3340	reattach $_ for values %MAP;	3776	reattach $_ for values %MAP;
3341	warn "reattaching attachments to players";	3777	warn "reattaching attachments to players";
3342	reattach $_ for values %PLAYER;	3778	reattach $_ for values %PLAYER;
		3779	}
3343		3780
		3781	warn "running post_init jobs";
		3782	(pop @POST_INIT)->(1) while @POST_INIT;
		3783
3344	warn "leaving sync_job";	3784	warn "leaving sync_job";
3345		3785
3346	1	3786	1
3347	} or do {	3787	} or do {
3348	warn $@;	3788	warn $@;
3349	warn "error while reloading, exiting.";	3789	cf::cleanup "error while reloading, exiting.";
3350	exit 1;
3351	};	3790	};
3352		3791
3353	warn "reloaded";	3792	warn "reloaded";
		3793	--$RELOAD;
		3794	}
		3795
		3796	$t1 = EV::time - $t1;
		3797	warn "reload completed in ${t1}s\n";
3354	};	3798	};
3355		3799
3356	our $RELOAD_WATCHER; # used only during reload	3800	our $RELOAD_WATCHER; # used only during reload
3357		3801
3358	sub reload_perl() {	3802	sub reload_perl() {
3359	# doing reload synchronously and two reloads happen back-to-back,	3803	# doing reload synchronously and two reloads happen back-to-back,
3360	# coro crashes during coro_state_free->destroy here.	3804	# coro crashes during coro_state_free->destroy here.
3361		3805
3362	$RELOAD_WATCHER ||= Event->timer (	3806	$RELOAD_WATCHER ||= cf::async {
3363	reentrant => 0,	3807	Coro::AIO::aio_wait cache_extensions;
3364	after => 0,	3808
3365	data => WF_AUTOCANCEL,	3809	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
3366	cb => sub {
3367	do_reload_perl;	3810	do_reload_perl;
3368	undef $RELOAD_WATCHER;	3811	undef $RELOAD_WATCHER;
3369	},	3812	};
3370	);	3813	};
3371	}	3814	}
3372		3815
3373	register_command "reload" => sub {	3816	register_command "reload" => sub {
3374	my ($who, $arg) = @_;	3817	my ($who, $arg) = @_;
3375		3818
3376	if ($who->flag (FLAG_WIZ)) {	3819	if ($who->flag (FLAG_WIZ)) {
3377	$who->message ("reloading server.");	3820	$who->message ("reloading server.");
		3821	async {
		3822	$Coro::current->{desc} = "perl_reload";
3378	async { reload_perl };	3823	reload_perl;
		3824	};
3379	}	3825	}
3380	};	3826	};
3381		3827
3382	unshift @INC, $LIBDIR;	3828	unshift @INC, $LIBDIR;
3383		3829
…		…
3385		3831
3386	our @WAIT_FOR_TICK;	3832	our @WAIT_FOR_TICK;
3387	our @WAIT_FOR_TICK_BEGIN;	3833	our @WAIT_FOR_TICK_BEGIN;
3388		3834
3389	sub wait_for_tick {	3835	sub wait_for_tick {
3390	return unless $TICK_WATCHER->is_active;
3391	return if $Coro::current == $Coro::main;	3836	return if tick_inhibit || $Coro::current == $Coro::main;
3392		3837
3393	my $signal = new Coro::Signal;	3838	my $signal = new Coro::Signal;
3394	push @WAIT_FOR_TICK, $signal;	3839	push @WAIT_FOR_TICK, $signal;
3395	$signal->wait;	3840	$signal->wait;
3396	}	3841	}
3397		3842
3398	sub wait_for_tick_begin {	3843	sub wait_for_tick_begin {
3399	return unless $TICK_WATCHER->is_active;
3400	return if $Coro::current == $Coro::main;	3844	return if tick_inhibit || $Coro::current == $Coro::main;
3401		3845
3402	my $signal = new Coro::Signal;	3846	my $signal = new Coro::Signal;
3403	push @WAIT_FOR_TICK_BEGIN, $signal;	3847	push @WAIT_FOR_TICK_BEGIN, $signal;
3404	$signal->wait;	3848	$signal->wait;
3405	}	3849	}
3406		3850
3407	my $min = 1e6;#d#	3851	sub tick {
3408	my $avg = 10;
3409	$TICK_WATCHER = Event->timer (
3410	reentrant => 0,
3411	parked => 1,
3412	prio => 0,
3413	at => $NEXT_TICK || $TICK,
3414	data => WF_AUTOCANCEL,
3415	cb => sub {
3416	if ($Coro::current != $Coro::main) {	3852	if ($Coro::current != $Coro::main) {
3417	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3853	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3418	unless ++$bug_warning > 10;	3854	unless ++$bug_warning > 10;
3419	return;	3855	return;
3420	}	3856	}
3421		3857
3422	$NOW = $tick_start = Event::time;
3423
3424	cf::server_tick; # one server iteration	3858	cf::server_tick; # one server iteration
3425		3859
3426	0 && sync_job {#d#	3860	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3427	for(1..10) {	3861	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3428	my $t = Event::time;	3862	Coro::async_pool {
3429	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3863	$Coro::current->{desc} = "runtime saver";
3430	or die;	3864	write_runtime_sync
3431		3865	or warn "ERROR: unable to write runtime file: $!";
3432	$map->width (50);
3433	$map->height (50);
3434	$map->alloc;
3435	$map->_load_objects ("/tmp/x.map", 1); #TODO: does not work
3436	my $t = Event::time - $t;
3437
3438	#next unless $t < 0.0013;#d#
3439	if ($t < $min) {
3440	$min = $t;
3441	}
3442	$avg = $avg * 0.99 + $t * 0.01;
3443	}
3444	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3445	exit 0;
3446	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3447	};	3866	};
		3867	}
3448		3868
3449	$RUNTIME += $TICK;
3450	$NEXT_TICK += $TICK;
3451
3452	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3453	$NEXT_RUNTIME_WRITE = $NOW + 10;
3454	Coro::async_pool {
3455	write_runtime
3456	or warn "ERROR: unable to write runtime file: $!";
3457	};
3458	}
3459
3460	# my $AFTER = Event::time;
3461	# warn $AFTER - $NOW;#d#
3462
3463	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3869	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3464	$sig->send;	3870	$sig->send;
3465	}	3871	}
3466	while (my $sig = shift @WAIT_FOR_TICK) {	3872	while (my $sig = shift @WAIT_FOR_TICK) {
3467	$sig->send;	3873	$sig->send;
3468	}	3874	}
3469		3875
3470	$NOW = Event::time;	3876	$LOAD = ($NOW - $TICK_START) / $TICK;
3471
3472	# if we are delayed by four ticks or more, skip them all
3473	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3474
3475	$TICK_WATCHER->at ($NEXT_TICK);
3476	$TICK_WATCHER->start;
3477
3478	$LOAD = ($NOW - $tick_start) / $TICK;
3479	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3877	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3480		3878
3481	_post_tick;	3879	if (0) {
3482		3880	if ($NEXT_TICK) {
3483		3881	my $jitter = $TICK_START - $NEXT_TICK;
		3882	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3883	warn "jitter $JITTER\n";#d#
		3884	}
3484	},	3885	}
3485	);	3886	}
3486		3887
3487	{	3888	{
3488	BDB::max_poll_time $TICK * 0.1;	3889	# configure BDB
3489	$BDB_POLL_WATCHER = Event->io (	3890
3490	reentrant => 0,
3491	fd => BDB::poll_fileno,
3492	poll => 'r',
3493	prio => 0,
3494	data => WF_AUTOCANCEL,
3495	cb => \&BDB::poll_cb,
3496	);
3497	BDB::min_parallel 8;	3891	BDB::min_parallel 8;
3498		3892	BDB::max_poll_reqs $TICK * 0.1;
3499	BDB::set_sync_prepare {	3893	$AnyEvent::BDB::WATCHER->priority (1);
3500	my $status;
3501	my $current = $Coro::current;
3502	(
3503	sub {
3504	$status = $!;
3505	$current->ready; undef $current;
3506	},
3507	sub {
3508	Coro::schedule while defined $current;
3509	$! = $status;
3510	},
3511	)
3512	};
3513		3894
3514	unless ($DB_ENV) {	3895	unless ($DB_ENV) {
3515	$DB_ENV = BDB::db_env_create;	3896	$DB_ENV = BDB::db_env_create;
		3897	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		3898	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3899	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		3900	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3901	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3516		3902
3517	cf::sync_job {	3903	cf::sync_job {
3518	eval {	3904	eval {
3519	BDB::db_env_open	3905	BDB::db_env_open
3520	$DB_ENV,	3906	$DB_ENV,
…		…
3522	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3908	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3523	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3909	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3524	0666;	3910	0666;
3525		3911
3526	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3912	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3527
3528	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3529	$DB_ENV->set_lk_detect;
3530	};	3913	};
3531		3914
3532	cf::cleanup "db_env_open(db): $@" if $@;	3915	cf::cleanup "db_env_open(db): $@" if $@;
3533	};	3916	};
3534	}	3917	}
		3918
		3919	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3920	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3921	};
		3922	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3923	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3924	};
		3925	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		3926	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3927	};
3535	}	3928	}
3536		3929
3537	{	3930	{
		3931	# configure IO::AIO
		3932
3538	IO::AIO::min_parallel 8;	3933	IO::AIO::min_parallel 8;
3539
3540	undef $Coro::AIO::WATCHER;
3541	IO::AIO::max_poll_time $TICK * 0.1;	3934	IO::AIO::max_poll_time $TICK * 0.1;
3542	$AIO_POLL_WATCHER = Event->io (	3935	undef $AnyEvent::AIO::WATCHER;
3543	reentrant => 0,
3544	data => WF_AUTOCANCEL,
3545	fd => IO::AIO::poll_fileno,
3546	poll => 'r',
3547	prio => 6,
3548	cb => \&IO::AIO::poll_cb,
3549	);
3550	}	3936	}
3551		3937
3552	my $_log_backtrace;	3938	my $_log_backtrace;
3553		3939
3554	sub _log_backtrace {	3940	sub _log_backtrace {
…		…
3557	$msg =~ s/\n//;	3943	$msg =~ s/\n//;
3558		3944
3559	# limit the # of concurrent backtraces	3945	# limit the # of concurrent backtraces
3560	if ($_log_backtrace < 2) {	3946	if ($_log_backtrace < 2) {
3561	++$_log_backtrace;	3947	++$_log_backtrace;
		3948	my $perl_bt = Carp::longmess $msg;
3562	async {	3949	async {
		3950	$Coro::current->{desc} = "abt $msg";
		3951
3563	my @bt = fork_call {	3952	my @bt = fork_call {
3564	@addr = map { sprintf "%x", $_ } @addr;	3953	@addr = map { sprintf "%x", $_ } @addr;
3565	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3954	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3566	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3955	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3567	or die "addr2line: $!";	3956	or die "addr2line: $!";
…		…
3575	}	3964	}
3576		3965
3577	@funcs	3966	@funcs
3578	};	3967	};
3579		3968
3580	LOG llevInfo, "[ABT] $msg\n";	3969	LOG llevInfo, "[ABT] $perl_bt\n";
		3970	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3581	LOG llevInfo, "[ABT] $_\n" for @bt;	3971	LOG llevInfo, "[ABT] $_\n" for @bt;
3582	--$_log_backtrace;	3972	--$_log_backtrace;
3583	};	3973	};
3584	} else {	3974	} else {
3585	LOG llevInfo, "[ABT] $msg\n";	3975	LOG llevInfo, "[ABT] $msg\n";
3586	LOG llevInfo, "[ABT] [suppressed]\n";	3976	LOG llevInfo, "[ABT] [suppressed]\n";
3587	}	3977	}
3588	}	3978	}
3589		3979
3590	# load additional modules	3980	# load additional modules
3591	use cf::pod;	3981	require "cf/$_.pm" for @EXTRA_MODULES;
		3982	cf::_connect_to_perl_2;
3592		3983
3593	END { cf::emergency_save }	3984	END { cf::emergency_save }
3594		3985
3595	1	3986	1
3596		3987

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