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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.339 by root, Fri Aug 24 00:26:10 2007 UTC vs.
Revision 1.456 by root, Tue Sep 30 04:00:35 2008 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 "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
15	use Coro 3.64 ();	37	use Coro ();
16	use Coro::State;	38	use Coro::State;
17	use Coro::Handle;	39	use Coro::Handle;
		40	use Coro::EV;
18	use Coro::Event;	41	use Coro::AnyEvent;
19	use Coro::Timer;	42	use Coro::Timer;
20	use Coro::Signal;	43	use Coro::Signal;
21	use Coro::Semaphore;	44	use Coro::Semaphore;
		45	use Coro::AnyEvent;
22	use Coro::AIO;	46	use Coro::AIO;
		47	use Coro::BDB 1.6;
23	use Coro::Storable;	48	use Coro::Storable;
24	use Coro::Util ();	49	use Coro::Util ();
25		50
26	use JSON::XS 1.4 ();	51	use JSON::XS 2.01 ();
27	use BDB ();	52	use BDB ();
28	use Data::Dumper;	53	use Data::Dumper;
29	use Digest::MD5;	54	use Digest::MD5;
30	use Fcntl;	55	use Fcntl;
31	use YAML::Syck ();	56	use YAML ();
32	use IO::AIO 2.32 ();	57	use IO::AIO ();
33	use Time::HiRes;	58	use Time::HiRes;
34	use Compress::LZF;	59	use Compress::LZF;
35	use Digest::MD5 ();	60	use Digest::MD5 ();
		61
		62	AnyEvent::detect;
36		63
37	# configure various modules to our taste	64	# configure various modules to our taste
38	#	65	#
39	$Storable::canonical = 1; # reduce rsync transfers	66	$Storable::canonical = 1; # reduce rsync transfers
40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	67	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		68
		69	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		70
		71	# make sure c-lzf reinitialises itself
		72	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	73	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42
43	$Event::Eval = 1; # no idea why this is required, but it is
44
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		74
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	75	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
51		76
52	our %COMMAND = ();	77	our %COMMAND = ();
53	our %COMMAND_TIME = ();	78	our %COMMAND_TIME = ();
…		…
56	our %EXTCMD = ();	81	our %EXTCMD = ();
57	our %EXTICMD = ();	82	our %EXTICMD = ();
58	our %EXT_CORO = (); # coroutines bound to extensions	83	our %EXT_CORO = (); # coroutines bound to extensions
59	our %EXT_MAP = (); # pluggable maps	84	our %EXT_MAP = (); # pluggable maps
60		85
61	our $RELOAD; # number of reloads so far	86	our $RELOAD; # number of reloads so far, non-zero while in reload
62	our @EVENT;	87	our @EVENT;
63		88
64	our $CONFDIR = confdir;	89	our $CONFDIR = confdir;
65	our $DATADIR = datadir;	90	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	91	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	92	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	93	our $MAPDIR = "$DATADIR/" . mapdir;
69	our $LOCALDIR = localdir;	94	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	95	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	96	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	97	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	98	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	99	our $BDBDIR = "$LOCALDIR/db";
		100	our $PIDFILE = "$LOCALDIR/pid";
		101	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		102
		103	our %RESOURCE;
75		104
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	105	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	106	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	107	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	108	our $USE_FSYNC = 1; # use fsync to write maps - default off
83		109
		110	our $BDB_DEADLOCK_WATCHER;
		111	our $BDB_CHECKPOINT_WATCHER;
84	our $BDB_POLL_WATCHER;	112	our $BDB_TRICKLE_WATCHER;
85	our $DB_ENV;	113	our $DB_ENV;
86		114
87	our %CFG;	115	our %CFG;
88		116
89	our $UPTIME; $UPTIME ||= time;	117	our $UPTIME; $UPTIME ||= time;
90	our $RUNTIME;	118	our $RUNTIME;
		119	our $NOW;
91		120
92	our %PLAYER; # all users	121	our (%PLAYER, %PLAYER_LOADING); # all users
93	our %MAP; # all maps	122	our (%MAP, %MAP_LOADING ); # all maps
94	our $LINK_MAP; # the special {link} map, which is always available	123	our $LINK_MAP; # the special {link} map, which is always available
95		124
96	# used to convert map paths into valid unix filenames by replacing / by ∕	125	# used to convert map paths into valid unix filenames by replacing / by ∕
97	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	126	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
98		127
99	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	128	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
100	our $LOADAVG; # same thing, but with alpha-smoothing	129	our $LOADAVG; # same thing, but with alpha-smoothing
		130	our $JITTER; # average jitter
101	our $tick_start; # for load detecting purposes	131	our $TICK_START; # for load detecting purposes
		132
		133	our @POST_INIT;
102		134
103	binmode STDOUT;	135	binmode STDOUT;
104	binmode STDERR;	136	binmode STDERR;
105		137
106	# read virtual server time, if available	138	# read virtual server time, if available
107	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	139	unless ($RUNTIME || !-e $RUNTIMEFILE) {
108	open my $fh, "<", "$LOCALDIR/runtime"	140	open my $fh, "<", $RUNTIMEFILE
109	or die "unable to read runtime file: $!";	141	or die "unable to read $RUNTIMEFILE file: $!";
110	$RUNTIME = <$fh> + 0.;	142	$RUNTIME = <$fh> + 0.;
111	}	143	}
112		144
113	mkdir $_	145	mkdir $_
114	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	146	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
…		…
159		191
160	The raw value load value from the last tick.	192	The raw value load value from the last tick.
161		193
162	=item %cf::CFG	194	=item %cf::CFG
163		195
164	Configuration for the server, loaded from C</etc/crossfire/config>, or	196	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
165	from wherever your confdir points to.	197	from wherever your confdir points to.
166		198
167	=item cf::wait_for_tick, cf::wait_for_tick_begin	199	=item cf::wait_for_tick, cf::wait_for_tick_begin
168		200
169	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	201	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
…		…
187	$msg .= "\n"	219	$msg .= "\n"
188	unless $msg =~ /\n$/;	220	unless $msg =~ /\n$/;
189		221
190	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	222	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
191		223
192	utf8::encode $msg;
193	LOG llevError, $msg;	224	LOG llevError, $msg;
194	};	225	};
195	}	226	}
		227
		228	$Coro::State::DIEHOOK = sub {
		229	return unless $^S eq 0; # "eq", not "=="
		230
		231	if ($Coro::current == $Coro::main) {#d#
		232	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		233	return;#d#
		234	}#d#
		235
		236	# kill coroutine otherwise
		237	warn Carp::longmess $_[0];
		238	Coro::terminate
		239	};
		240
		241	$SIG{__DIE__} = sub { }; #d#?
196		242
197	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	243	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
198	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	244	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
199	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	245	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
200	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	246	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
207	for my $pkg (qw(	253	for my $pkg (qw(
208	cf::global cf::attachable	254	cf::global cf::attachable
209	cf::object cf::object::player	255	cf::object cf::object::player
210	cf::client cf::player	256	cf::client cf::player
211	cf::arch cf::living	257	cf::arch cf::living
		258	cf::map cf::mapspace
212	cf::map cf::party cf::region	259	cf::party cf::region
213	)) {	260	)) {
214	no strict 'refs';
215	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	261	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
216	}	262	}
217		263
218	$Event::DIED = sub {	264	$EV::DIED = sub {
219	warn "error in event callback: @_";	265	warn "error in event callback: @_";
220	};	266	};
221		267
222	#############################################################################	268	#############################################################################
223		269
…		…
246	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	292	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
247	$d	293	$d
248	} || "[unable to dump $_[0]: '$@']";	294	} || "[unable to dump $_[0]: '$@']";
249	}	295	}
250		296
251	=item $ref = cf::from_json $json	297	=item $ref = cf::decode_json $json
252		298
253	Converts a JSON string into the corresponding perl data structure.	299	Converts a JSON string into the corresponding perl data structure.
254		300
255	=item $json = cf::to_json $ref	301	=item $json = cf::encode_json $ref
256		302
257	Converts a perl data structure into its JSON representation.	303	Converts a perl data structure into its JSON representation.
258		304
259	=cut	305	=cut
260		306
261	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	307	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
262		308
263	sub to_json ($) { $json_coder->encode ($_[0]) }	309	sub encode_json($) { $json_coder->encode ($_[0]) }
264	sub from_json ($) { $json_coder->decode ($_[0]) }	310	sub decode_json($) { $json_coder->decode ($_[0]) }
		311
		312	=item cf::post_init { BLOCK }
		313
		314	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		315	but I<before> the server starts ticking again.
		316
		317	The cdoeblock will have a single boolean argument to indicate whether this
		318	is a reload or not.
		319
		320	=cut
		321
		322	sub post_init(&) {
		323	push @POST_INIT, shift;
		324	}
265		325
266	=item cf::lock_wait $string	326	=item cf::lock_wait $string
267		327
268	Wait until the given lock is available. See cf::lock_acquire.	328	Wait until the given lock is available. See cf::lock_acquire.
269		329
…		…
272	Wait until the given lock is available and then acquires it and returns	332	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,	333	a Coro::guard object. If the guard object gets destroyed (goes out of scope,
274	for example when the coroutine gets canceled), the lock is automatically	334	for example when the coroutine gets canceled), the lock is automatically
275	returned.	335	returned.
276		336
		337	Locks are *not* recursive, locking from the same coro twice results in a
		338	deadlocked coro.
		339
277	Lock names should begin with a unique identifier (for example, cf::map::find	340	Lock names should begin with a unique identifier (for example, cf::map::find
278	uses map_find and cf::map::load uses map_load).	341	uses map_find and cf::map::load uses map_load).
279		342
280	=item $locked = cf::lock_active $string	343	=item $locked = cf::lock_active $string
281		344
282	Return true if the lock is currently active, i.e. somebody has locked it.	345	Return true if the lock is currently active, i.e. somebody has locked it.
283		346
284	=cut	347	=cut
285		348
286	our %LOCK;	349	our %LOCK;
		350	our %LOCKER;#d#
287		351
288	sub lock_wait($) {	352	sub lock_wait($) {
289	my ($key) = @_;	353	my ($key) = @_;
290		354
		355	if ($LOCKER{$key} == $Coro::current) {#d#
		356	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
		357	return;#d#
		358	}#d#
		359
291	# wait for lock, if any	360	# wait for lock, if any
292	while ($LOCK{$key}) {	361	while ($LOCK{$key}) {
		362	#local $Coro::current->{desc} = "$Coro::current->{desc} <waiting for lock $key>";
293	push @{ $LOCK{$key} }, $Coro::current;	363	push @{ $LOCK{$key} }, $Coro::current;
294	Coro::schedule;	364	Coro::schedule;
295	}	365	}
296	}	366	}
297		367
…		…
300		370
301	# wait, to be sure we are not locked	371	# wait, to be sure we are not locked
302	lock_wait $key;	372	lock_wait $key;
303		373
304	$LOCK{$key} = [];	374	$LOCK{$key} = [];
		375	$LOCKER{$key} = $Coro::current;#d#
305		376
306	Coro::guard {	377	Coro::guard {
		378	delete $LOCKER{$key};#d#
307	# wake up all waiters, to be on the safe side	379	# wake up all waiters, to be on the safe side
308	$_->ready for @{ delete $LOCK{$key} };	380	$_->ready for @{ delete $LOCK{$key} };
309	}	381	}
310	}	382	}
311		383
…		…
314		386
315	! ! $LOCK{$key}	387	! ! $LOCK{$key}
316	}	388	}
317		389
318	sub freeze_mainloop {	390	sub freeze_mainloop {
319	return unless $TICK_WATCHER->is_active;	391	tick_inhibit_inc;
320		392
321	my $guard = Coro::guard {	393	Coro::guard \&tick_inhibit_dec;
322	$TICK_WATCHER->start;	394	}
323	};	395
324	$TICK_WATCHER->stop;	396	=item cf::periodic $interval, $cb
325	$guard	397
		398	Like EV::periodic, but randomly selects a starting point so that the actions
		399	get spread over timer.
		400
		401	=cut
		402
		403	sub periodic($$) {
		404	my ($interval, $cb) = @_;
		405
		406	my $start = rand List::Util::min 180, $interval;
		407
		408	EV::periodic $start, $interval, 0, $cb
326	}	409	}
327		410
328	=item cf::get_slot $time[, $priority[, $name]]	411	=item cf::get_slot $time[, $priority[, $name]]
329		412
330	Allocate $time seconds of blocking CPU time at priority C<$priority>:	413	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
341	our @SLOT_QUEUE;	424	our @SLOT_QUEUE;
342	our $SLOT_QUEUE;	425	our $SLOT_QUEUE;
343		426
344	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	427	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
345	$SLOT_QUEUE = Coro::async {	428	$SLOT_QUEUE = Coro::async {
		429	$Coro::current->desc ("timeslot manager");
		430
346	my $signal = new Coro::Signal;	431	my $signal = new Coro::Signal;
347		432
348	while () {	433	while () {
349	next_job:	434	next_job:
350	my $avail = cf::till_tick;	435	my $avail = cf::till_tick;
…		…
358	}	443	}
359	}	444	}
360	}	445	}
361		446
362	if (@SLOT_QUEUE) {	447	if (@SLOT_QUEUE) {
363	# we do not use wait_For_tick() as it returns immediately when tick is inactive	448	# we do not use wait_for_tick() as it returns immediately when tick is inactive
364	push @cf::WAIT_FOR_TICK, $signal;	449	push @cf::WAIT_FOR_TICK, $signal;
365	$signal->wait;	450	$signal->wait;
366	} else {	451	} else {
367	Coro::schedule;	452	Coro::schedule;
368	}	453	}
369	}	454	}
370	};	455	};
371		456
372	sub get_slot($;$$) {	457	sub get_slot($;$$) {
		458	return if tick_inhibit || $Coro::current == $Coro::main;
		459
373	my ($time, $pri, $name) = @_;	460	my ($time, $pri, $name) = @_;
374		461
375	$time = $TICK * .6 if $time > $TICK * .6;	462	$time = $TICK * .6 if $time > $TICK * .6;
376	my $sig = new Coro::Signal;	463	my $sig = new Coro::Signal;
377		464
…		…
391		478
392	BEGIN { *async = \&Coro::async_pool }	479	BEGIN { *async = \&Coro::async_pool }
393		480
394	=item cf::sync_job { BLOCK }	481	=item cf::sync_job { BLOCK }
395		482
396	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	483	The design of Deliantra requires that the main coroutine ($Coro::main)
397	is always able to handle events or runnable, as Crossfire TRT is only	484	is always able to handle events or runnable, as Deliantra is only
398	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	485	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
399	acceptable.	486	acceptable.
400		487
401	If it must be done, put the blocking parts into C<sync_job>. This will run	488	If it must be done, put the blocking parts into C<sync_job>. This will run
402	the given BLOCK in another coroutine while waiting for the result. The	489	the given BLOCK in another coroutine while waiting for the result. The
…		…
407		494
408	sub sync_job(&) {	495	sub sync_job(&) {
409	my ($job) = @_;	496	my ($job) = @_;
410		497
411	if ($Coro::current == $Coro::main) {	498	if ($Coro::current == $Coro::main) {
412	my $time = Event::time;	499	my $time = EV::time;
413		500
414	# this is the main coro, too bad, we have to block	501	# this is the main coro, too bad, we have to block
415	# till the operation succeeds, freezing the server :/	502	# till the operation succeeds, freezing the server :/
416		503
417	# TODO: use suspend/resume instead	504	LOG llevError, Carp::longmess "sync job";#d#
418	# (but this is cancel-safe)	505
419	my $freeze_guard = freeze_mainloop;	506	my $freeze_guard = freeze_mainloop;
420		507
421	my $busy = 1;	508	my $busy = 1;
422	my @res;	509	my @res;
423		510
424	(async {	511	(async {
		512	$Coro::current->desc ("sync job coro");
425	@res = eval { $job->() };	513	@res = eval { $job->() };
426	warn $@ if $@;	514	warn $@ if $@;
427	undef $busy;	515	undef $busy;
428	})->prio (Coro::PRIO_MAX);	516	})->prio (Coro::PRIO_MAX);
429		517
430	while ($busy) {	518	while ($busy) {
431	Coro::cede or Event::one_event;	519	if (Coro::nready) {
		520	Coro::cede_notself;
		521	} else {
		522	EV::loop EV::LOOP_ONESHOT;
432	}	523	}
		524	}
433		525
434	$time = Event::time - $time;	526	my $time = EV::time - $time;
435		527
436	LOG llevError | logBacktrace, Carp::longmess "long sync job"
437	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
438
439	$tick_start += $time; # do not account sync jobs to server load	528	$TICK_START += $time; # do not account sync jobs to server load
440		529
441	wantarray ? @res : $res[0]	530	wantarray ? @res : $res[0]
442	} else {	531	} else {
443	# we are in another coroutine, how wonderful, everything just works	532	# we are in another coroutine, how wonderful, everything just works
444		533
…		…
469	=item fork_call { }, $args	558	=item fork_call { }, $args
470		559
471	Executes the given code block with the given arguments in a seperate	560	Executes the given code block with the given arguments in a seperate
472	process, returning the results. Everything must be serialisable with	561	process, returning the results. Everything must be serialisable with
473	Coro::Storable. May, of course, block. Note that the executed sub may	562	Coro::Storable. May, of course, block. Note that the executed sub may
474	never block itself or use any form of Event handling.	563	never block itself or use any form of event handling.
475		564
476	=cut	565	=cut
477		566
478	sub fork_call(&@) {	567	sub fork_call(&@) {
479	my ($cb, @args) = @_;	568	my ($cb, @args) = @_;
480		569
481	# we seemingly have to make a local copy of the whole thing,	570	# we seemingly have to make a local copy of the whole thing,
482	# otherwise perl prematurely frees the stuff :/	571	# otherwise perl prematurely frees the stuff :/
483	# TODO: investigate and fix (liekly this will be rather laborious)	572	# TODO: investigate and fix (likely this will be rather laborious)
484		573
485	my @res = Coro::Util::fork_eval {	574	my @res = Coro::Util::fork_eval {
486	reset_signals;	575	reset_signals;
487	&$cb	576	&$cb
488	}, @args;	577	}, @args;
489		578
490	wantarray ? @res : $res[-1]	579	wantarray ? @res : $res[-1]
491	}	580	}
492		581
		582	=item $coin = coin_from_name $name
		583
		584	=cut
		585
		586	our %coin_alias = (
		587	"silver" => "silvercoin",
		588	"silvercoin" => "silvercoin",
		589	"silvercoins" => "silvercoin",
		590	"gold" => "goldcoin",
		591	"goldcoin" => "goldcoin",
		592	"goldcoins" => "goldcoin",
		593	"platinum" => "platinacoin",
		594	"platinumcoin" => "platinacoin",
		595	"platinumcoins" => "platinacoin",
		596	"platina" => "platinacoin",
		597	"platinacoin" => "platinacoin",
		598	"platinacoins" => "platinacoin",
		599	"royalty" => "royalty",
		600	"royalties" => "royalty",
		601	);
		602
		603	sub coin_from_name($) {
		604	$coin_alias{$_[0]}
		605	? cf::arch::find $coin_alias{$_[0]}
		606	: undef
		607	}
		608
493	=item $value = cf::db_get $family => $key	609	=item $value = cf::db_get $family => $key
494		610
495	Returns a single value from the environment database.	611	Returns a single value from the environment database.
496		612
497	=item cf::db_put $family => $key => $value	613	=item cf::db_put $family => $key => $value
498		614
499	Stores the given C<$value> in the family. It can currently store binary	615	Stores the given C<$value> in the family. It can currently store binary
500	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	616	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
501		617
		618	=item $db = cf::db_table "name"
		619
		620	Create and/or open a new database table. The string must not be "db" and must be unique
		621	within each server.
		622
502	=cut	623	=cut
		624
		625	sub db_table($) {
		626	my ($name) = @_;
		627	my $db = BDB::db_create $DB_ENV;
		628
		629	eval {
		630	$db->set_flags (BDB::CHKSUM);
		631
		632	utf8::encode $name;
		633	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		634	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		635	cf::cleanup "db_open(db): $!" if $!;
		636	};
		637	cf::cleanup "db_open(db): $@" if $@;
		638
		639	$db
		640	}
503		641
504	our $DB;	642	our $DB;
505		643
506	sub db_init {	644	sub db_init {
507	unless ($DB) {
508	$DB = BDB::db_create $DB_ENV;
509
510	cf::sync_job {	645	cf::sync_job {
511	eval {	646	$DB ||= db_table "db";
512	$DB->set_flags (BDB::CHKSUM);
513
514	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
515	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
516	cf::cleanup "db_open(db): $!" if $!;
517	};
518	cf::cleanup "db_open(db): $@" if $@;
519	};
520	}	647	};
521	}	648	}
522		649
523	sub db_get($$) {	650	sub db_get($$) {
524	my $key = "$_[0]/$_[1]";	651	my $key = "$_[0]/$_[1]";
525		652
…		…
575	if (1) {	702	if (1) {
576	$md5 =	703	$md5 =
577	join "\x00",	704	join "\x00",
578	$processversion,	705	$processversion,
579	map {	706	map {
580	Coro::cede;	707	cf::cede_to_tick;
581	($src->[$_], Digest::MD5::md5_hex $data[$_])	708	($src->[$_], Digest::MD5::md5_hex $data[$_])
582	} 0.. $#$src;	709	} 0.. $#$src;
583		710
584		711
585	my $dbmd5 = db_get cache => "$id/md5";	712	my $dbmd5 = db_get cache => "$id/md5";
…		…
623		750
624	#############################################################################	751	#############################################################################
625		752
626	=head2 ATTACHABLE OBJECTS	753	=head2 ATTACHABLE OBJECTS
627		754
628	Many objects in crossfire are so-called attachable objects. That means you can	755	Many objects in deliantra are so-called attachable objects. That means you can
629	attach callbacks/event handlers (a collection of which is called an "attachment")	756	attach callbacks/event handlers (a collection of which is called an "attachment")
630	to it. All such attachable objects support the following methods.	757	to it. All such attachable objects support the following methods.
631		758
632	In the following description, CLASS can be any of C<global>, C<object>	759	In the following description, CLASS can be any of C<global>, C<object>
633	C<player>, C<client> or C<map> (i.e. the attachable objects in	760	C<player>, C<client> or C<map> (i.e. the attachable objects in
634	Crossfire TRT).	761	Deliantra).
635		762
636	=over 4	763	=over 4
637		764
638	=item $attachable->attach ($attachment, key => $value...)	765	=item $attachable->attach ($attachment, key => $value...)
639		766
…		…
683	=item cf::CLASS::attachment $name, ...	810	=item cf::CLASS::attachment $name, ...
684		811
685	Register an attachment by C<$name> through which attachable objects of the	812	Register an attachment by C<$name> through which attachable objects of the
686	given CLASS can refer to this attachment.	813	given CLASS can refer to this attachment.
687		814
688	Some classes such as crossfire maps and objects can specify attachments	815	Some classes such as deliantra maps and objects can specify attachments
689	that are attached at load/instantiate time, thus the need for a name.	816	that are attached at load/instantiate time, thus the need for a name.
690		817
691	These calls expect any number of the following handler/hook descriptions:	818	These calls expect any number of the following handler/hook descriptions:
692		819
693	=over 4	820	=over 4
…		…
921	}	1048	}
922		1049
923	0	1050	0
924	}	1051	}
925		1052
926	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1053	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
927		1054
928	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1055	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
929		1056
930	Generate an object-specific event with the given arguments.	1057	Generate an object-specific event with the given arguments.
931		1058
…		…
937		1064
938	=cut	1065	=cut
939		1066
940	#############################################################################	1067	#############################################################################
941	# object support	1068	# object support
942	#
943		1069
		1070	sub _object_equal($$);
		1071	sub _object_equal($$) {
		1072	my ($a, $b) = @_;
		1073
		1074	return 0 unless (ref $a) eq (ref $b);
		1075
		1076	if ("HASH" eq ref $a) {
		1077	my @ka = keys %$a;
		1078	my @kb = keys %$b;
		1079
		1080	return 0 if @ka != @kb;
		1081
		1082	for (0 .. $#ka) {
		1083	return 0 unless $ka[$_] eq $kb[$_];
		1084	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1085	}
		1086
		1087	} elsif ("ARRAY" eq ref $a) {
		1088
		1089	return 0 if @$a != @$b;
		1090
		1091	for (0 .. $#$a) {
		1092	return 0 unless _object_equal $a->[$_], $b->[$_];
		1093	}
		1094
		1095	} elsif ($a ne $b) {
		1096	return 0;
		1097	}
		1098
		1099	1
		1100	}
		1101
		1102	our $SLOW_MERGES;#d#
944	sub _can_merge {	1103	sub _can_merge {
945	my ($ob1, $ob2) = @_;	1104	my ($ob1, $ob2) = @_;
946		1105
947	local $Storable::canonical = 1;	1106	++$SLOW_MERGES;#d#
948	my $fob1 = Storable::freeze $ob1;
949	my $fob2 = Storable::freeze $ob2;
950		1107
951	$fob1 eq $fob2	1108	# we do the slow way here
		1109	return _object_equal $ob1, $ob2
952	}	1110	}
953		1111
954	sub reattach {	1112	sub reattach {
955	# basically do the same as instantiate, without calling instantiate	1113	# basically do the same as instantiate, without calling instantiate
956	my ($obj) = @_;	1114	my ($obj) = @_;
957		1115
		1116	# no longer needed after getting rid of delete_package?
958	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1117	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
959		1118
960	my $registry = $obj->registry;	1119	my $registry = $obj->registry;
961		1120
962	@$registry = ();	1121	@$registry = ();
963		1122
…		…
978	cf::attachable->attach (	1137	cf::attachable->attach (
979	prio => -1000000,	1138	prio => -1000000,
980	on_instantiate => sub {	1139	on_instantiate => sub {
981	my ($obj, $data) = @_;	1140	my ($obj, $data) = @_;
982		1141
983	$data = from_json $data;	1142	$data = decode_json $data;
984		1143
985	for (@$data) {	1144	for (@$data) {
986	my ($name, $args) = @$_;	1145	my ($name, $args) = @$_;
987		1146
988	$obj->attach ($name, %{$args || {} });	1147	$obj->attach ($name, %{$args || {} });
…		…
1004	sub object_freezer_save {	1163	sub object_freezer_save {
1005	my ($filename, $rdata, $objs) = @_;	1164	my ($filename, $rdata, $objs) = @_;
1006		1165
1007	sync_job {	1166	sync_job {
1008	if (length $$rdata) {	1167	if (length $$rdata) {
		1168	utf8::decode (my $decname = $filename);
1009	warn sprintf "saving %s (%d,%d)\n",	1169	warn sprintf "saving %s (%d,%d)\n",
1010	$filename, length $$rdata, scalar @$objs;	1170	$decname, length $$rdata, scalar @$objs;
1011		1171
1012	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1172	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1013	chmod SAVE_MODE, $fh;	1173	aio_chmod $fh, SAVE_MODE;
1014	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1174	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1015	aio_fsync $fh if $cf::USE_FSYNC;	1175	aio_fsync $fh if $cf::USE_FSYNC;
1016	close $fh;	1176	aio_close $fh;
1017		1177
1018	if (@$objs) {	1178	if (@$objs) {
1019	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1179	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1020	chmod SAVE_MODE, $fh;	1180	aio_chmod $fh, SAVE_MODE;
1021	my $data = Storable::nfreeze { version => 1, objs => $objs };	1181	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1022	aio_write $fh, 0, (length $data), $data, 0;	1182	aio_write $fh, 0, (length $data), $data, 0;
1023	aio_fsync $fh if $cf::USE_FSYNC;	1183	aio_fsync $fh if $cf::USE_FSYNC;
1024	close $fh;	1184	aio_close $fh;
1025	aio_rename "$filename.pst~", "$filename.pst";	1185	aio_rename "$filename.pst~", "$filename.pst";
1026	}	1186	}
1027	} else {	1187	} else {
1028	aio_unlink "$filename.pst";	1188	aio_unlink "$filename.pst";
1029	}	1189	}
1030		1190
1031	aio_rename "$filename~", $filename;	1191	aio_rename "$filename~", $filename;
		1192
		1193	$filename =~ s%/[^/]+$%%;
		1194	aio_pathsync $filename;
1032	} else {	1195	} else {
1033	warn "FATAL: $filename~: $!\n";	1196	warn "FATAL: $filename~: $!\n";
1034	}	1197	}
1035	} else {	1198	} else {
1036	aio_unlink $filename;	1199	aio_unlink $filename;
1037	aio_unlink "$filename.pst";	1200	aio_unlink "$filename.pst";
1038	}	1201	}
1039	}	1202	};
1040	}	1203	}
1041		1204
1042	sub object_freezer_as_string {	1205	sub object_freezer_as_string {
1043	my ($rdata, $objs) = @_;	1206	my ($rdata, $objs) = @_;
1044		1207
…		…
1056	or return;	1219	or return;
1057		1220
1058	unless (aio_stat "$filename.pst") {	1221	unless (aio_stat "$filename.pst") {
1059	(aio_load "$filename.pst", $av) >= 0	1222	(aio_load "$filename.pst", $av) >= 0
1060	or return;	1223	or return;
		1224
1061	$av = eval { (Storable::thaw $av)->{objs} };	1225	my $st = eval { Coro::Storable::thaw $av };
		1226	$av = $st->{objs};
1062	}	1227	}
1063		1228
		1229	utf8::decode (my $decname = $filename);
1064	warn sprintf "loading %s (%d)\n",	1230	warn sprintf "loading %s (%d,%d)\n",
1065	$filename, length $data, scalar @{$av || []};	1231	$decname, length $data, scalar @{$av || []};
		1232
1066	return ($data, $av);	1233	($data, $av)
1067	}	1234	}
1068		1235
1069	=head2 COMMAND CALLBACKS	1236	=head2 COMMAND CALLBACKS
1070		1237
1071	=over 4	1238	=over 4
…		…
1194		1361
1195	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1362	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1196	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1363	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1197		1364
1198	$ext{source} =	1365	$ext{source} =
1199	"package $pkg; use strict; use utf8;\n"	1366	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1200	. "#line 1 \"$path\"\n{\n"	1367	. "#line 1 \"$path\"\n{\n"
1201	. $source	1368	. $source
1202	. "\n};\n1";	1369	. "\n};\n1";
1203		1370
1204	$todo{$base} = \%ext;	1371	$todo{$base} = \%ext;
…		…
1220	my $msg = $@ ? "$v->{path}: $@\n"	1387	my $msg = $@ ? "$v->{path}: $@\n"
1221	: "$v->{base}: extension inactive.\n";	1388	: "$v->{base}: extension inactive.\n";
1222		1389
1223	if (exists $v->{meta}{mandatory}) {	1390	if (exists $v->{meta}{mandatory}) {
1224	warn $msg;	1391	warn $msg;
1225	warn "mandatory extension failed to load, exiting.\n";	1392	cf::cleanup "mandatory extension failed to load, exiting.";
1226	exit 1;
1227	}	1393	}
1228		1394
1229	warn $msg;	1395	warn $msg;
1230	}	1396	}
1231		1397
…		…
1245		1411
1246	=back	1412	=back
1247		1413
1248	=head2 CORE EXTENSIONS	1414	=head2 CORE EXTENSIONS
1249		1415
1250	Functions and methods that extend core crossfire objects.	1416	Functions and methods that extend core deliantra objects.
1251		1417
1252	=cut	1418	=cut
1253		1419
1254	package cf::player;	1420	package cf::player;
1255		1421
1256	use Coro::AIO;	1422	use Coro::AIO;
1257		1423
1258	=head3 cf::player	1424	=head3 cf::player
1259		1425
1260	=over 4	1426	=over 4
		1427
		1428	=item cf::player::num_playing
		1429
		1430	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1431
		1432	=cut
		1433
		1434	sub num_playing {
		1435	scalar grep
		1436	$_->ob->map
		1437	&& !$_->hidden
		1438	&& !$_->ob->flag (cf::FLAG_WIZ),
		1439	cf::player::list
		1440	}
1261		1441
1262	=item cf::player::find $login	1442	=item cf::player::find $login
1263		1443
1264	Returns the given player object, loading it if necessary (might block).	1444	Returns the given player object, loading it if necessary (might block).
1265		1445
…		…
1284		1464
1285	sub exists($) {	1465	sub exists($) {
1286	my ($login) = @_;	1466	my ($login) = @_;
1287		1467
1288	$cf::PLAYER{$login}	1468	$cf::PLAYER{$login}
1289	or cf::sync_job { !aio_stat path $login }	1469	or !aio_stat path $login
1290	}	1470	}
1291		1471
1292	sub find($) {	1472	sub find($) {
1293	return $cf::PLAYER{$_[0]} || do {	1473	return $cf::PLAYER{$_[0]} || do {
1294	my $login = $_[0];	1474	my $login = $_[0];
…		…
1301	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1481	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1302	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1482	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1303	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1483	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1304	aio_unlink +(playerdir $login) . "/$login.pl";	1484	aio_unlink +(playerdir $login) . "/$login.pl";
1305		1485
1306	my $pl = load_pl path $login	1486	my $f = new_from_file cf::object::thawer path $login
1307	or return;	1487	or return;
		1488
		1489	my $pl = cf::player::load_pl $f
		1490	or return;
		1491
		1492	local $cf::PLAYER_LOADING{$login} = $pl;
		1493	$f->resolve_delayed_derefs;
1308	$cf::PLAYER{$login} = $pl	1494	$cf::PLAYER{$login} = $pl
1309	}	1495	}
1310	}	1496	}
1311	}	1497	}
1312		1498
…		…
1321	return if $pl->{deny_save};	1507	return if $pl->{deny_save};
1322		1508
1323	aio_mkdir playerdir $pl, 0770;	1509	aio_mkdir playerdir $pl, 0770;
1324	$pl->{last_save} = $cf::RUNTIME;	1510	$pl->{last_save} = $cf::RUNTIME;
1325		1511
		1512	cf::get_slot 0.01;
		1513
1326	$pl->save_pl ($path);	1514	$pl->save_pl ($path);
1327	Coro::cede;	1515	cf::cede_to_tick;
1328	}	1516	}
1329		1517
1330	sub new($) {	1518	sub new($) {
1331	my ($login) = @_;	1519	my ($login) = @_;
1332		1520
…		…
1361	my ($pl) = @_;	1549	my ($pl) = @_;
1362		1550
1363	my $name = $pl->ob->name;	1551	my $name = $pl->ob->name;
1364		1552
1365	$pl->{deny_save} = 1;	1553	$pl->{deny_save} = 1;
1366	$pl->password ("*"); # this should lock out the player until we nuked the dir	1554	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1367		1555
1368	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1556	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1369	$pl->deactivate;	1557	$pl->deactivate;
		1558	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1559	$pl->ob->check_score;
1370	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1560	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1371	$pl->ns->destroy if $pl->ns;	1561	$pl->ns->destroy if $pl->ns;
1372		1562
1373	my $path = playerdir $pl;	1563	my $path = playerdir $pl;
1374	my $temp = "$path~$cf::RUNTIME~deleting~";	1564	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1410	or return [];	1600	or return [];
1411		1601
1412	my @logins;	1602	my @logins;
1413		1603
1414	for my $login (@$dirs) {	1604	for my $login (@$dirs) {
		1605	my $path = path $login;
		1606
		1607	# a .pst is a dead give-away for a valid player
		1608	# if no pst file found, open and chekc for blocked users
		1609	if (aio_stat "$path.pst") {
1415	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1610	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1416	aio_read $fh, 0, 512, my $buf, 0 or next;	1611	aio_read $fh, 0, 512, my $buf, 0 or next;
1417	$buf !~ /^password -------------$/m or next; # official not-valid tag	1612	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1613	}
1418		1614
1419	utf8::decode $login;	1615	utf8::decode $login;
1420	push @logins, $login;	1616	push @logins, $login;
1421	}	1617	}
1422		1618
…		…
1449	}	1645	}
1450		1646
1451	\@paths	1647	\@paths
1452	}	1648	}
1453		1649
1454	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1650	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1455		1651
1456	Expand crossfire pod fragments into protocol xml.	1652	Expand deliantra pod fragments into protocol xml.
1457
1458	=cut
1459
1460	sub expand_cfpod {
1461	((my $self), (local $_)) = @_;
1462
1463	# escape & and <
1464	s/&/&amp;/g;
1465	s/(?<![BIUGH])</&lt;/g;
1466
1467	# this is buggy, it needs to properly take care of nested <'s
1468
1469	1 while
1470	# replace B<>, I<>, U<> etc.
1471	s/B<([^\>]*)>/<b>$1<\/b>/
1472	|| s/I<([^\>]*)>/<i>$1<\/i>/
1473	|| s/U<([^\>]*)>/<u>$1<\/u>/
1474	# replace G<male|female> tags
1475	|| s{G<([^>|]*)\|([^>]*)>}{
1476	$self->gender ? $2 : $1
1477	}ge
1478	# replace H<hint text>
1479	|| s{H<([^\>]*)>}
1480	{
1481	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1482	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1483	"")
1484	[$self->{hintmode}]
1485	}ge;
1486
1487	# create single paragraphs (very hackish)
1488	s/(?<=\S)\n(?=\w)/ /g;
1489
1490	# compress some whitespace
1491	s/\s+\n/\n/g; # ws line-ends
1492	s/\n\n+/\n/g; # double lines
1493	s/^\n+//; # beginning lines
1494	s/\n+$//; # ending lines
1495
1496	$_
1497	}
1498
1499	sub hintmode {
1500	$_[0]{hintmode} = $_[1] if @_ > 1;
1501	$_[0]{hintmode}
1502	}
1503		1653
1504	=item $player->ext_reply ($msgid, @msg)	1654	=item $player->ext_reply ($msgid, @msg)
1505		1655
1506	Sends an ext reply to the player.	1656	Sends an ext reply to the player.
1507		1657
…		…
1574	our $MAX_RESET = 3600;	1724	our $MAX_RESET = 3600;
1575	our $DEFAULT_RESET = 3000;	1725	our $DEFAULT_RESET = 3000;
1576		1726
1577	sub generate_random_map {	1727	sub generate_random_map {
1578	my ($self, $rmp) = @_;	1728	my ($self, $rmp) = @_;
		1729
		1730	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1731
1579	# mit "rum" bekleckern, nicht	1732	# mit "rum" bekleckern, nicht
1580	$self->_create_random_map (	1733	$self->_create_random_map (
1581	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1734	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1582	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1735	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1583	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1736	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1705		1858
1706	# the temporary/swap location	1859	# the temporary/swap location
1707	sub save_path {	1860	sub save_path {
1708	my ($self) = @_;	1861	my ($self) = @_;
1709		1862
1710	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1863	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1711	"$TMPDIR/$path.map"	1864	"$TMPDIR/$path.map"
1712	}	1865	}
1713		1866
1714	# the unique path, undef == no special unique path	1867	# the unique path, undef == no special unique path
1715	sub uniq_path {	1868	sub uniq_path {
1716	my ($self) = @_;	1869	my ($self) = @_;
1717		1870
1718	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1871	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1719	"$UNIQUEDIR/$path"	1872	"$UNIQUEDIR/$path"
1720	}	1873	}
1721		1874
1722	# and all this just because we cannot iterate over	1875	# and all this just because we cannot iterate over
1723	# all maps in C++...	1876	# all maps in C++...
…		…
1746		1899
1747	sub load_header_from($) {	1900	sub load_header_from($) {
1748	my ($self, $path) = @_;	1901	my ($self, $path) = @_;
1749		1902
1750	utf8::encode $path;	1903	utf8::encode $path;
1751	#aio_open $path, O_RDONLY, 0	1904	my $f = new_from_file cf::object::thawer $path
1752	# or return;
1753
1754	$self->_load_header ($path)
1755	or return;	1905	or return;
		1906
		1907	$self->_load_header ($f)
		1908	or return;
		1909
		1910	local $MAP_LOADING{$self->{path}} = $self;
		1911	$f->resolve_delayed_derefs;
1756		1912
1757	$self->{load_path} = $path;	1913	$self->{load_path} = $path;
1758		1914
1759	1	1915	1
1760	}	1916	}
…		…
1814	sub find {	1970	sub find {
1815	my ($path, $origin) = @_;	1971	my ($path, $origin) = @_;
1816		1972
1817	$path = normalise $path, $origin && $origin->path;	1973	$path = normalise $path, $origin && $origin->path;
1818		1974
		1975	cf::lock_wait "map_data:$path";#d#remove
1819	cf::lock_wait "map_find:$path";	1976	cf::lock_wait "map_find:$path";
1820		1977
1821	$cf::MAP{$path} || do {	1978	$cf::MAP{$path} || do {
		1979	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1822	my $guard = cf::lock_acquire "map_find:$path";	1980	my $guard2 = cf::lock_acquire "map_find:$path";
		1981
1823	my $map = new_from_path cf::map $path	1982	my $map = new_from_path cf::map $path
1824	or return;	1983	or return;
1825		1984
1826	$map->{last_save} = $cf::RUNTIME;	1985	$map->{last_save} = $cf::RUNTIME;
1827		1986
…		…
1829	or return;	1988	or return;
1830		1989
1831	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	1990	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1832	# doing this can freeze the server in a sync job, obviously	1991	# doing this can freeze the server in a sync job, obviously
1833	#$cf::WAIT_FOR_TICK->wait;	1992	#$cf::WAIT_FOR_TICK->wait;
		1993	undef $guard2;
		1994	undef $guard1;
1834	$map->reset;	1995	$map->reset;
1835	undef $guard;
1836	return find $path;	1996	return find $path;
1837	}	1997	}
1838		1998
1839	$cf::MAP{$path} = $map	1999	$cf::MAP{$path} = $map
1840	}	2000	}
…		…
1849	local $self->{deny_reset} = 1; # loading can take a long time	2009	local $self->{deny_reset} = 1; # loading can take a long time
1850		2010
1851	my $path = $self->{path};	2011	my $path = $self->{path};
1852		2012
1853	{	2013	{
1854	my $guard = cf::lock_acquire "map_load:$path";	2014	my $guard = cf::lock_acquire "map_data:$path";
1855		2015
		2016	return unless $self->valid;
1856	return if $self->in_memory != cf::MAP_SWAPPED;	2017	return unless $self->in_memory == cf::MAP_SWAPPED;
1857		2018
1858	$self->in_memory (cf::MAP_LOADING);	2019	$self->in_memory (cf::MAP_LOADING);
1859		2020
1860	$self->alloc;	2021	$self->alloc;
1861		2022
1862	$self->pre_load;	2023	$self->pre_load;
1863	Coro::cede;	2024	cf::cede_to_tick;
1864		2025
		2026	my $f = new_from_file cf::object::thawer $self->{load_path};
		2027	$f->skip_block;
1865	$self->_load_objects ($self->{load_path}, 1)	2028	$self->_load_objects ($f)
1866	or return;	2029	or return;
1867		2030
1868	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2031	$self->post_load_original
1869	if delete $self->{load_original};	2032	if delete $self->{load_original};
1870		2033
1871	if (my $uniq = $self->uniq_path) {	2034	if (my $uniq = $self->uniq_path) {
1872	utf8::encode $uniq;	2035	utf8::encode $uniq;
1873	if (aio_open $uniq, O_RDONLY, 0) {	2036	unless (aio_stat $uniq) {
		2037	if (my $f = new_from_file cf::object::thawer $uniq) {
1874	$self->clear_unique_items;	2038	$self->clear_unique_items;
1875	$self->_load_objects ($uniq, 0);	2039	$self->_load_objects ($f);
		2040	$f->resolve_delayed_derefs;
		2041	}
1876	}	2042	}
1877	}	2043	}
1878		2044
1879	Coro::cede;	2045	$f->resolve_delayed_derefs;
		2046
		2047	cf::cede_to_tick;
1880	# now do the right thing for maps	2048	# now do the right thing for maps
1881	$self->link_multipart_objects;	2049	$self->link_multipart_objects;
1882	$self->difficulty ($self->estimate_difficulty)	2050	$self->difficulty ($self->estimate_difficulty)
1883	unless $self->difficulty;	2051	unless $self->difficulty;
1884	Coro::cede;	2052	cf::cede_to_tick;
1885		2053
1886	unless ($self->{deny_activate}) {	2054	unless ($self->{deny_activate}) {
1887	$self->decay_objects;	2055	$self->decay_objects;
1888	$self->fix_auto_apply;	2056	$self->fix_auto_apply;
1889	$self->update_buttons;	2057	$self->update_buttons;
1890	Coro::cede;	2058	cf::cede_to_tick;
1891	$self->set_darkness_map;	2059	$self->set_darkness_map;
1892	Coro::cede;	2060	cf::cede_to_tick;
1893	$self->activate;	2061	$self->activate;
1894	}	2062	}
1895		2063
1896	$self->{last_save} = $cf::RUNTIME;	2064	$self->{last_save} = $cf::RUNTIME;
1897	$self->last_access ($cf::RUNTIME);	2065	$self->last_access ($cf::RUNTIME);
1898		2066
1899	$self->in_memory (cf::MAP_IN_MEMORY);	2067	$self->in_memory (cf::MAP_ACTIVE);
1900	}	2068	}
1901		2069
1902	$self->post_load;	2070	$self->post_load;
1903	}	2071	}
1904		2072
…		…
1948		2116
1949	sub do_load_sync {	2117	sub do_load_sync {
1950	my ($map) = @_;	2118	my ($map) = @_;
1951		2119
1952	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2120	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
1953	if $Coro::current != $Coro::main;	2121	if $Coro::current == $Coro::main;
1954		2122
1955	cf::sync_job { $map->load };	2123	cf::sync_job { $map->load };
1956	}	2124	}
1957		2125
1958	our %MAP_PREFETCH;	2126	our %MAP_PREFETCH;
…		…
1962	my ($path, $origin, $load) = @_;	2130	my ($path, $origin, $load) = @_;
1963		2131
1964	$path = normalise $path, $origin && $origin->{path};	2132	$path = normalise $path, $origin && $origin->{path};
1965		2133
1966	if (my $map = $cf::MAP{$path}) {	2134	if (my $map = $cf::MAP{$path}) {
1967	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2135	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1968	}	2136	}
1969		2137
1970	$MAP_PREFETCH{$path} |= $load;	2138	$MAP_PREFETCH{$path} |= $load;
1971		2139
1972	$MAP_PREFETCHER ||= cf::async {	2140	$MAP_PREFETCHER ||= cf::async {
		2141	$Coro::current->{desc} = "map prefetcher";
		2142
1973	while (%MAP_PREFETCH) {	2143	while (%MAP_PREFETCH) {
1974	while (my ($k, $v) = each %MAP_PREFETCH) {	2144	while (my ($k, $v) = each %MAP_PREFETCH) {
1975	if (my $map = find $k) {	2145	if (my $map = find $k) {
1976	$map->load if $v;	2146	$map->load if $v;
1977	}	2147	}
…		…
1987	}	2157	}
1988		2158
1989	sub save {	2159	sub save {
1990	my ($self) = @_;	2160	my ($self) = @_;
1991		2161
1992	my $lock = cf::lock_acquire "map_data:" . $self->path;	2162	my $lock = cf::lock_acquire "map_data:$self->{path}";
1993		2163
1994	$self->{last_save} = $cf::RUNTIME;	2164	$self->{last_save} = $cf::RUNTIME;
1995		2165
1996	return unless $self->dirty;	2166	return unless $self->dirty;
1997		2167
…		…
2003	return if $self->{deny_save};	2173	return if $self->{deny_save};
2004		2174
2005	local $self->{last_access} = $self->last_access;#d#	2175	local $self->{last_access} = $self->last_access;#d#
2006		2176
2007	cf::async {	2177	cf::async {
		2178	$Coro::current->{desc} = "map player save";
2008	$_->contr->save for $self->players;	2179	$_->contr->save for $self->players;
2009	};	2180	};
		2181
		2182	cf::get_slot 0.02;
2010		2183
2011	if ($uniq) {	2184	if ($uniq) {
2012	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2185	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2013	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2186	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2014	} else {	2187	} else {
…		…
2020	my ($self) = @_;	2193	my ($self) = @_;
2021		2194
2022	# save first because save cedes	2195	# save first because save cedes
2023	$self->save;	2196	$self->save;
2024		2197
2025	my $lock = cf::lock_acquire "map_data:" . $self->path;	2198	my $lock = cf::lock_acquire "map_data:$self->{path}";
2026		2199
2027	return if $self->players;	2200	return if $self->players;
2028	return if $self->in_memory != cf::MAP_IN_MEMORY;	2201	return if $self->in_memory != cf::MAP_ACTIVE;
2029	return if $self->{deny_save};	2202	return if $self->{deny_save};
2030		2203
		2204	$self->in_memory (cf::MAP_SWAPPED);
		2205
		2206	$self->deactivate;
		2207	$_->clear_links_to ($self) for values %cf::MAP;
2031	$self->clear;	2208	$self->clear;
2032	$self->in_memory (cf::MAP_SWAPPED);
2033	}	2209	}
2034		2210
2035	sub reset_at {	2211	sub reset_at {
2036	my ($self) = @_;	2212	my ($self) = @_;
2037		2213
…		…
2069	if $uniq;	2245	if $uniq;
2070	}	2246	}
2071		2247
2072	delete $cf::MAP{$self->path};	2248	delete $cf::MAP{$self->path};
2073		2249
		2250	$self->deactivate;
		2251	$_->clear_links_to ($self) for values %cf::MAP;
2074	$self->clear;	2252	$self->clear;
2075
2076	$_->clear_links_to ($self) for values %cf::MAP;
2077		2253
2078	$self->unlink_save;	2254	$self->unlink_save;
2079	$self->destroy;	2255	$self->destroy;
2080	}	2256	}
2081		2257
2082	my $nuke_counter = "aaaa";	2258	my $nuke_counter = "aaaa";
2083		2259
2084	sub nuke {	2260	sub nuke {
2085	my ($self) = @_;	2261	my ($self) = @_;
2086		2262
		2263	{
		2264	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2265
2087	delete $cf::MAP{$self->path};	2266	delete $cf::MAP{$self->path};
2088		2267
2089	$self->unlink_save;	2268	$self->unlink_save;
2090		2269
2091	bless $self, "cf::map";	2270	bless $self, "cf::map";
2092	delete $self->{deny_reset};	2271	delete $self->{deny_reset};
2093	$self->{deny_save} = 1;	2272	$self->{deny_save} = 1;
2094	$self->reset_timeout (1);	2273	$self->reset_timeout (1);
2095	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2274	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2096		2275
2097	$cf::MAP{$self->path} = $self;	2276	$cf::MAP{$self->path} = $self;
		2277	}
2098		2278
2099	$self->reset; # polite request, might not happen	2279	$self->reset; # polite request, might not happen
2100	}	2280	}
2101		2281
2102	=item $maps = cf::map::tmp_maps	2282	=item $maps = cf::map::tmp_maps
…		…
2144		2324
2145	sub unique_maps() {	2325	sub unique_maps() {
2146	[	2326	[
2147	map {	2327	map {
2148	utf8::decode $_;	2328	utf8::decode $_;
2149	/\.map$/	2329	s/\.map$//; # TODO future compatibility hack
		2330	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2331	? ()
2150	? normalise $_	2332	: normalise $_
2151	: ()
2152	} @{ aio_readdir $UNIQUEDIR or [] }	2333	} @{ aio_readdir $UNIQUEDIR or [] }
2153	]	2334	]
2154	}	2335	}
2155		2336
2156	package cf;
2157
2158	=back	2337	=back
2159		2338
2160	=head3 cf::object	2339	=head3 cf::object
2161		2340
2162	=cut	2341	=cut
…		…
2165		2344
2166	=over 4	2345	=over 4
2167		2346
2168	=item $ob->inv_recursive	2347	=item $ob->inv_recursive
2169		2348
2170	Returns the inventory of the object _and_ their inventories, recursively.	2349	Returns the inventory of the object I<and> their inventories, recursively,
		2350	but I<not> the object itself.
2171		2351
2172	=cut	2352	=cut
2173		2353
2174	sub inv_recursive_;	2354	sub inv_recursive_;
2175	sub inv_recursive_ {	2355	sub inv_recursive_ {
…		…
2178		2358
2179	sub inv_recursive {	2359	sub inv_recursive {
2180	inv_recursive_ inv $_[0]	2360	inv_recursive_ inv $_[0]
2181	}	2361	}
2182		2362
		2363	=item $ref = $ob->ref
		2364
		2365	Creates and returns a persistent reference to an object that can be stored as a string.
		2366
		2367	=item $ob = cf::object::deref ($refstring)
		2368
		2369	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2370	even if the object actually exists. May block.
		2371
		2372	=cut
		2373
		2374	sub deref {
		2375	my ($ref) = @_;
		2376
		2377	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2378	my ($uuid, $name) = ($1, $2);
		2379	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2380	or return;
		2381	$pl->ob->uuid eq $uuid
		2382	or return;
		2383
		2384	$pl->ob
		2385	} else {
		2386	warn "$ref: cannot resolve object reference\n";
		2387	undef
		2388	}
		2389	}
		2390
2183	package cf;	2391	package cf;
2184		2392
2185	=back	2393	=back
2186		2394
2187	=head3 cf::object::player	2395	=head3 cf::object::player
…		…
2193	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2401	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2194	can be C<undef>. Does the right thing when the player is currently in a	2402	can be C<undef>. Does the right thing when the player is currently in a
2195	dialogue with the given NPC character.	2403	dialogue with the given NPC character.
2196		2404
2197	=cut	2405	=cut
		2406
		2407	our $SAY_CHANNEL = {
		2408	id => "say",
		2409	title => "Map",
		2410	reply => "say ",
		2411	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",
		2412	};
		2413
		2414	our $CHAT_CHANNEL = {
		2415	id => "chat",
		2416	title => "Chat",
		2417	reply => "chat ",
		2418	tooltip => "Player chat and shouts, global to the server.",
		2419	};
2198		2420
2199	# rough implementation of a future "reply" method that works	2421	# rough implementation of a future "reply" method that works
2200	# with dialog boxes.	2422	# with dialog boxes.
2201	#TODO: the first argument must go, split into a $npc->reply_to ( method	2423	#TODO: the first argument must go, split into a $npc->reply_to ( method
2202	sub cf::object::player::reply($$$;$) {	2424	sub cf::object::player::reply($$$;$) {
…		…
2214	my $dialog = $pl->{npc_dialog};	2436	my $dialog = $pl->{npc_dialog};
2215	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2437	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2216		2438
2217	} else {	2439	} else {
2218	$msg = $npc->name . " says: $msg" if $npc;	2440	$msg = $npc->name . " says: $msg" if $npc;
2219	$self->message ($msg, $flags);	2441	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2220	}	2442	}
2221	}	2443	}
2222	}	2444	}
2223		2445
2224	=item $object->send_msg ($channel, $msg, $color, [extra...])	2446	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2249		2471
2250	=item $player_object->enter_link	2472	=item $player_object->enter_link
2251		2473
2252	Freezes the player and moves him/her to a special map (C<{link}>).	2474	Freezes the player and moves him/her to a special map (C<{link}>).
2253		2475
2254	The player should be reasonably safe there for short amounts of time. You	2476	The player should be reasonably safe there for short amounts of time (e.g.
2255	I<MUST> call C<leave_link> as soon as possible, though.	2477	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2478	though, as the palyer cannot control the character while it is on the link
		2479	map.
2256		2480
2257	Will never block.	2481	Will never block.
2258		2482
2259	=item $player_object->leave_link ($map, $x, $y)	2483	=item $player_object->leave_link ($map, $x, $y)
2260		2484
…		…
2318		2542
2319	$map->load;	2543	$map->load;
2320	$map->load_neighbours;	2544	$map->load_neighbours;
2321		2545
2322	return unless $self->contr->active;	2546	return unless $self->contr->active;
		2547	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2323	$self->activate_recursive;	2548	$self->activate_recursive;
2324		2549
2325	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2550	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2326	$self->enter_map ($map, $x, $y);	2551	$self->enter_map ($map, $x, $y);
2327	}	2552	}
…		…
2332	her, loading and preparing them map, calling the provided $check callback	2557	her, loading and preparing them map, calling the provided $check callback
2333	that has to return the map if sucecssful, and then unfreezes the player on	2558	that has to return the map if sucecssful, and then unfreezes the player on
2334	the new (success) or old (failed) map position. In either case, $done will	2559	the new (success) or old (failed) map position. In either case, $done will
2335	be called at the end of this process.	2560	be called at the end of this process.
2336		2561
		2562	Note that $check will be called with a potentially non-loaded map, so if
		2563	it needs a loaded map it has to call C<< ->load >>.
		2564
2337	=cut	2565	=cut
2338		2566
2339	our $GOTOGEN;	2567	our $GOTOGEN;
2340		2568
2341	sub cf::object::player::goto {	2569	sub cf::object::player::goto {
…		…
2345	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2573	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2346		2574
2347	$self->enter_link;	2575	$self->enter_link;
2348		2576
2349	(async {	2577	(async {
		2578	$Coro::current->{desc} = "player::goto $path $x $y";
		2579
		2580	# *tag paths override both path and x|y
		2581	if ($path =~ /^\*(.*)$/) {
		2582	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2583	my $ob = $obs[rand @obs];
		2584
		2585	# see if we actually can go there
		2586	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2587	$ob = $obs[rand @obs];
		2588	} else {
		2589	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2590	}
		2591	# else put us there anyways for now #d#
		2592
		2593	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2594	} else {
		2595	($path, $x, $y) = (undef, undef, undef);
		2596	}
		2597	}
		2598
2350	my $map = eval {	2599	my $map = eval {
2351	my $map = cf::map::find $path;	2600	my $map = defined $path ? cf::map::find $path : undef;
2352		2601
2353	if ($map) {	2602	if ($map) {
2354	$map = $map->customise_for ($self);	2603	$map = $map->customise_for ($self);
2355	$map = $check->($map) if $check && $map;	2604	$map = $check->($map) if $check && $map;
2356	} else {	2605	} else {
2357	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2606	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2358	}	2607	}
2359		2608
2360	$map	2609	$map
2361	};	2610	};
2362		2611
…		…
2398	}	2647	}
2399		2648
2400	sub prepare_random_map {	2649	sub prepare_random_map {
2401	my ($exit) = @_;	2650	my ($exit) = @_;
2402		2651
2403	my $guard = cf::lock_acquire "exit_prepare:$exit";
2404
2405	# all this does is basically replace the /! path by	2652	# all this does is basically replace the /! path by
2406	# a new random map path (?random/...) with a seed	2653	# a new random map path (?random/...) with a seed
2407	# that depends on the exit object	2654	# that depends on the exit object
2408		2655
2409	my $rmp = parse_random_map_params $exit->msg;	2656	my $rmp = parse_random_map_params $exit->msg;
…		…
2411	if ($exit->map) {	2658	if ($exit->map) {
2412	$rmp->{region} = $exit->region->name;	2659	$rmp->{region} = $exit->region->name;
2413	$rmp->{origin_map} = $exit->map->path;	2660	$rmp->{origin_map} = $exit->map->path;
2414	$rmp->{origin_x} = $exit->x;	2661	$rmp->{origin_x} = $exit->x;
2415	$rmp->{origin_y} = $exit->y;	2662	$rmp->{origin_y} = $exit->y;
		2663
		2664	$exit->map->touch;
2416	}	2665	}
2417		2666
2418	$rmp->{random_seed} ||= $exit->random_seed;	2667	$rmp->{random_seed} ||= $exit->random_seed;
2419		2668
2420	my $data = cf::to_json $rmp;	2669	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2421	my $md5 = Digest::MD5::md5_hex $data;	2670	my $md5 = Digest::MD5::md5_hex $data;
2422	my $meta = "$RANDOMDIR/$md5.meta";	2671	my $meta = "$RANDOMDIR/$md5.meta";
2423		2672
2424	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2673	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2425	aio_write $fh, 0, (length $data), $data, 0;	2674	aio_write $fh, 0, (length $data), $data, 0;
2426	undef $fh;	2675	undef $fh;
2427	aio_rename "$meta~", $meta;	2676	aio_rename "$meta~", $meta;
2428		2677
		2678	my $slaying = "?random/$md5";
		2679
		2680	if ($exit->valid) {
2429	$exit->slaying ("?random/$md5");	2681	$exit->slaying ("?random/$md5");
2430	$exit->msg (undef);	2682	$exit->msg (undef);
		2683	}
2431	}	2684	}
2432	}	2685	}
2433		2686
2434	sub cf::object::player::enter_exit {	2687	sub cf::object::player::enter_exit {
2435	my ($self, $exit) = @_;	2688	my ($self, $exit) = @_;
2436		2689
2437	return unless $self->type == cf::PLAYER;	2690	return unless $self->type == cf::PLAYER;
2438		2691
2439	if ($exit->slaying eq "/!") {
2440	#TODO: this should de-fi-ni-te-ly not be a sync-job
2441	# the problem is that $exit might not survive long enough
2442	# so it needs to be done right now, right here
2443	cf::sync_job { prepare_random_map $exit };
2444	}
2445
2446	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2447	my $hp = $exit->stats->hp;
2448	my $sp = $exit->stats->sp;
2449
2450	$self->enter_link;	2692	$self->enter_link;
2451		2693
2452	# if exit is damned, update players death & WoR home-position
2453	$self->contr->savebed ($slaying, $hp, $sp)
2454	if $exit->flag (FLAG_DAMNED);
2455
2456	(async {	2694	(async {
2457	$self->deactivate_recursive; # just to be sure	2695	$Coro::current->{desc} = "enter_exit";
		2696
2458	unless (eval {	2697	unless (eval {
		2698	$self->deactivate_recursive; # just to be sure
		2699
		2700	# random map handling
		2701	{
		2702	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2703
		2704	prepare_random_map $exit
		2705	if $exit->slaying eq "/!";
		2706	}
		2707
		2708	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2709	my $x = $exit->stats->hp;
		2710	my $y = $exit->stats->sp;
		2711
2459	$self->goto ($slaying, $hp, $sp);	2712	$self->goto ($map, $x, $y);
2460		2713
		2714	# if exit is damned, update players death & WoR home-position
		2715	$self->contr->savebed ($map, $x, $y)
		2716	if $exit->flag (cf::FLAG_DAMNED);
		2717
2461	1;	2718	1
2462	}) {	2719	}) {
2463	$self->message ("Something went wrong deep within the crossfire server. "	2720	$self->message ("Something went wrong deep within the deliantra server. "
2464	. "I'll try to bring you back to the map you were before. "	2721	. "I'll try to bring you back to the map you were before. "
2465	. "Please report this to the dungeon master!",	2722	. "Please report this to the dungeon master!",
2466	cf::NDI_UNIQUE | cf::NDI_RED);	2723	cf::NDI_UNIQUE | cf::NDI_RED);
2467		2724
2468	warn "ERROR in enter_exit: $@";	2725	warn "ERROR in enter_exit: $@";
…		…
2496	the message, with C<log> being the default. If C<$color> is negative, suppress	2753	the message, with C<log> being the default. If C<$color> is negative, suppress
2497	the message unless the client supports the msg packet.	2754	the message unless the client supports the msg packet.
2498		2755
2499	=cut	2756	=cut
2500		2757
		2758	# non-persistent channels (usually the info channel)
		2759	our %CHANNEL = (
		2760	"c/identify" => {
		2761	id => "infobox",
		2762	title => "Identify",
		2763	reply => undef,
		2764	tooltip => "Items recently identified",
		2765	},
		2766	"c/examine" => {
		2767	id => "infobox",
		2768	title => "Examine",
		2769	reply => undef,
		2770	tooltip => "Signs and other items you examined",
		2771	},
		2772	"c/book" => {
		2773	id => "infobox",
		2774	title => "Book",
		2775	reply => undef,
		2776	tooltip => "The contents of a note or book",
		2777	},
		2778	"c/lookat" => {
		2779	id => "infobox",
		2780	title => "Look",
		2781	reply => undef,
		2782	tooltip => "What you saw there",
		2783	},
		2784	"c/who" => {
		2785	id => "infobox",
		2786	title => "Players",
		2787	reply => undef,
		2788	tooltip => "Shows players who are currently online",
		2789	},
		2790	"c/body" => {
		2791	id => "infobox",
		2792	title => "Body Parts",
		2793	reply => undef,
		2794	tooltip => "Shows which body parts you posess and are available",
		2795	},
		2796	"c/skills" => {
		2797	id => "infobox",
		2798	title => "Skills",
		2799	reply => undef,
		2800	tooltip => "Shows your experience per skill and item power",
		2801	},
		2802	"c/uptime" => {
		2803	id => "infobox",
		2804	title => "Uptime",
		2805	reply => undef,
		2806	tooltip => "How long the server has been running since last restart",
		2807	},
		2808	"c/mapinfo" => {
		2809	id => "infobox",
		2810	title => "Map Info",
		2811	reply => undef,
		2812	tooltip => "Information related to the maps",
		2813	},
		2814	"c/party" => {
		2815	id => "party",
		2816	title => "Party",
		2817	reply => "gsay ",
		2818	tooltip => "Messages and chat related to your party",
		2819	},
		2820	);
		2821
2501	sub cf::client::send_msg {	2822	sub cf::client::send_msg {
2502	my ($self, $channel, $msg, $color, @extra) = @_;	2823	my ($self, $channel, $msg, $color, @extra) = @_;
2503		2824
2504	$msg = $self->pl->expand_cfpod ($msg);	2825	$msg = $self->pl->expand_cfpod ($msg)
		2826	unless $color & cf::NDI_VERBATIM;
2505		2827
2506	$color &= cf::NDI_CLIENT_MASK; # just in case...	2828	$color &= cf::NDI_CLIENT_MASK; # just in case...
2507		2829
		2830	# check predefined channels, for the benefit of C
		2831	if ($CHANNEL{$channel}) {
		2832	$channel = $CHANNEL{$channel};
		2833
		2834	$self->ext_msg (channel_info => $channel)
		2835	if $self->can_msg;
		2836
		2837	$channel = $channel->{id};
		2838
2508	if (ref $channel) {	2839	} elsif (ref $channel) {
2509	# send meta info to client, if not yet sent	2840	# send meta info to client, if not yet sent
2510	unless (exists $self->{channel}{$channel->{id}}) {	2841	unless (exists $self->{channel}{$channel->{id}}) {
2511	$self->{channel}{$channel->{id}} = $channel;	2842	$self->{channel}{$channel->{id}} = $channel;
2512	$self->ext_msg (channel_info => $channel);	2843	$self->ext_msg (channel_info => $channel)
		2844	if $self->can_msg;
2513	}	2845	}
2514		2846
2515	$channel = $channel->{id};	2847	$channel = $channel->{id};
2516	}	2848	}
2517		2849
…		…
2520	if ($self->can_msg) {	2852	if ($self->can_msg) {
2521	# default colour, mask it out	2853	# default colour, mask it out
2522	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2854	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2523	if $color & cf::NDI_DEF;	2855	if $color & cf::NDI_DEF;
2524		2856
2525	$self->send_packet ("msg " . $self->{json_coder}->encode (	2857	my $pkt = "msg "
		2858	. $self->{json_coder}->encode (
2526	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2859	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
		2860	);
		2861
		2862	# try lzf for large packets
		2863	$pkt = "lzf " . Compress::LZF::compress $pkt
		2864	if 1024 <= length $pkt and $self->{can_lzf};
		2865
		2866	# split very large packets
		2867	if (8192 < length $pkt and $self->{can_lzf}) {
		2868	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
		2869	$pkt = "frag";
		2870	}
		2871
		2872	$self->send_packet ($pkt);
2527	} else {	2873	} else {
2528	if ($color >= 0) {	2874	if ($color >= 0) {
2529	# replace some tags by gcfclient-compatible ones	2875	# replace some tags by gcfclient-compatible ones
2530	for ($msg) {	2876	for ($msg) {
2531	1 while	2877	1 while
…		…
2558	=cut	2904	=cut
2559		2905
2560	sub cf::client::ext_msg($$@) {	2906	sub cf::client::ext_msg($$@) {
2561	my ($self, $type, @msg) = @_;	2907	my ($self, $type, @msg) = @_;
2562		2908
2563	my $extcmd = $self->extcmd;
2564
2565	if ($extcmd == 2) {	2909	if ($self->extcmd == 2) {
2566	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	2910	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2567	} elsif ($extcmd == 1) { # TODO: remove	2911	} elsif ($self->extcmd == 1) { # TODO: remove
2568	push @msg, msgtype => "event_$type";	2912	push @msg, msgtype => "event_$type";
2569	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	2913	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2570	}	2914	}
2571	}	2915	}
2572		2916
…		…
2579	sub cf::client::ext_reply($$@) {	2923	sub cf::client::ext_reply($$@) {
2580	my ($self, $id, @msg) = @_;	2924	my ($self, $id, @msg) = @_;
2581		2925
2582	if ($self->extcmd == 2) {	2926	if ($self->extcmd == 2) {
2583	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	2927	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2584	} elsif ($self->ns->extcmd == 1) {	2928	} elsif ($self->extcmd == 1) {
2585	#TODO: version 1, remove	2929	#TODO: version 1, remove
2586	unshift @msg, msgtype => "reply", msgid => $id;	2930	unshift @msg, msgtype => "reply", msgid => $id;
2587	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	2931	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2588	}	2932	}
2589	}	2933	}
…		…
2731	=pod	3075	=pod
2732		3076
2733	The following functions and methods are available within a safe environment:	3077	The following functions and methods are available within a safe environment:
2734		3078
2735	cf::object	3079	cf::object
2736	contr pay_amount pay_player map x y force_find force_add	3080	contr pay_amount pay_player map x y force_find force_add destroy
2737	insert remove name archname title slaying race	3081	insert remove name archname title slaying race decrease split
2738		3082
2739	cf::object::player	3083	cf::object::player
2740	player	3084	player
2741		3085
2742	cf::player	3086	cf::player
…		…
2747		3091
2748	=cut	3092	=cut
2749		3093
2750	for (	3094	for (
2751	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3095	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2752	insert remove inv name archname title slaying race)],	3096	insert remove inv nrof name archname title slaying race
		3097	decrease split destroy change_exp)],
2753	["cf::object::player" => qw(player)],	3098	["cf::object::player" => qw(player)],
2754	["cf::player" => qw(peaceful)],	3099	["cf::player" => qw(peaceful)],
2755	["cf::map" => qw(trigger)],	3100	["cf::map" => qw(trigger)],
2756	) {	3101	) {
2757	no strict 'refs';	3102	no strict 'refs';
…		…
2833	# the server's init and main functions	3178	# the server's init and main functions
2834		3179
2835	sub load_facedata($) {	3180	sub load_facedata($) {
2836	my ($path) = @_;	3181	my ($path) = @_;
2837		3182
		3183	# HACK to clear player env face cache, we need some signal framework
		3184	# for this (global event?)
		3185	%ext::player_env::MUSIC_FACE_CACHE = ();
		3186
2838	my $enc = JSON::XS->new->utf8->canonical;	3187	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2839		3188
2840	warn "loading facedata from $path\n";	3189	warn "loading facedata from $path\n";
2841		3190
2842	my $facedata;	3191	my $facedata;
2843	0 < aio_load $path, $facedata	3192	0 < aio_load $path, $facedata
…		…
2858	{	3207	{
2859	my $faces = $facedata->{faceinfo};	3208	my $faces = $facedata->{faceinfo};
2860		3209
2861	while (my ($face, $info) = each %$faces) {	3210	while (my ($face, $info) = each %$faces) {
2862	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3211	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3212
2863	cf::face::set_visibility $idx, $info->{visibility};	3213	cf::face::set_visibility $idx, $info->{visibility};
2864	cf::face::set_magicmap $idx, $info->{magicmap};	3214	cf::face::set_magicmap $idx, $info->{magicmap};
2865	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3215	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2866	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3216	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2867		3217
2868	cf::cede_to_tick;	3218	cf::cede_to_tick;
2869	}	3219	}
2870		3220
2871	while (my ($face, $info) = each %$faces) {	3221	while (my ($face, $info) = each %$faces) {
2872	next unless $info->{smooth};	3222	next unless $info->{smooth};
		3223
2873	my $idx = cf::face::find $face	3224	my $idx = cf::face::find $face
2874	or next;	3225	or next;
		3226
2875	if (my $smooth = cf::face::find $info->{smooth}) {	3227	if (my $smooth = cf::face::find $info->{smooth}) {
2876	cf::face::set_smooth $idx, $smooth;	3228	cf::face::set_smooth $idx, $smooth;
2877	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3229	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2878	} else {	3230	} else {
2879	warn "smooth face '$info->{smooth}' not found for face '$face'";	3231	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
2897	{	3249	{
2898	# TODO: for gcfclient pleasure, we should give resources	3250	# TODO: for gcfclient pleasure, we should give resources
2899	# that gcfclient doesn't grok a >10000 face index.	3251	# that gcfclient doesn't grok a >10000 face index.
2900	my $res = $facedata->{resource};	3252	my $res = $facedata->{resource};
2901		3253
2902	my $soundconf = delete $res->{"res/sound.conf"};
2903
2904	while (my ($name, $info) = each %$res) {	3254	while (my ($name, $info) = each %$res) {
		3255	if (defined $info->{type}) {
2905	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3256	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2906	my $data;	3257	my $data;
2907		3258
2908	if ($info->{type} & 1) {	3259	if ($info->{type} & 1) {
2909	# prepend meta info	3260	# prepend meta info
2910		3261
2911	my $meta = $enc->encode ({	3262	my $meta = $enc->encode ({
2912	name => $name,	3263	name => $name,
2913	%{ $info->{meta} || {} },	3264	%{ $info->{meta} || {} },
2914	});	3265	});
2915		3266
2916	$data = pack "(w/a*)*", $meta, $info->{data};	3267	$data = pack "(w/a*)*", $meta, $info->{data};
		3268	} else {
		3269	$data = $info->{data};
		3270	}
		3271
		3272	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3273	cf::face::set_type $idx, $info->{type};
2917	} else {	3274	} else {
2918	$data = $info->{data};	3275	$RESOURCE{$name} = $info;
2919	}	3276	}
2920		3277
2921	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
2922	cf::face::set_type $idx, $info->{type};
2923
2924	cf::cede_to_tick;	3278	cf::cede_to_tick;
2925	}	3279	}
2926
2927	if ($soundconf) {
2928	$soundconf = $enc->decode (delete $soundconf->{data});
2929
2930	for (0 .. SOUND_CAST_SPELL_0 - 1) {
2931	my $sound = $soundconf->{compat}[$_]
2932	or next;
2933
2934	my $face = cf::face::find "sound/$sound->[1]";
2935	cf::sound::set $sound->[0] => $face;
2936	cf::sound::old_sound_index $_, $face; # gcfclient-compat
2937	}
2938
2939	while (my ($k, $v) = each %{$soundconf->{event}}) {
2940	my $face = cf::face::find "sound/$v";
2941	cf::sound::set $k => $face;
2942	}
2943	}
2944	}	3280	}
		3281
		3282	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
2945		3283
2946	1	3284	1
2947	}	3285	}
		3286
		3287	cf::global->attach (on_resource_update => sub {
		3288	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3289	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3290
		3291	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3292	my $sound = $soundconf->{compat}[$_]
		3293	or next;
		3294
		3295	my $face = cf::face::find "sound/$sound->[1]";
		3296	cf::sound::set $sound->[0] => $face;
		3297	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3298	}
		3299
		3300	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3301	my $face = cf::face::find "sound/$v";
		3302	cf::sound::set $k => $face;
		3303	}
		3304	}
		3305	});
2948		3306
2949	register_exticmd fx_want => sub {	3307	register_exticmd fx_want => sub {
2950	my ($ns, $want) = @_;	3308	my ($ns, $want) = @_;
2951		3309
2952	while (my ($k, $v) = each %$want) {	3310	while (my ($k, $v) = each %$want) {
2953	$ns->fx_want ($k, $v);	3311	$ns->fx_want ($k, $v);
2954	}	3312	}
2955	};	3313	};
2956		3314
		3315	sub load_resource_file($) {
		3316	my $guard = lock_acquire "load_resource_file";
		3317
		3318	my $status = load_resource_file_ $_[0];
		3319	get_slot 0.1, 100;
		3320	cf::arch::commit_load;
		3321
		3322	$status
		3323	}
		3324
2957	sub reload_regions {	3325	sub reload_regions {
		3326	# HACK to clear player env face cache, we need some signal framework
		3327	# for this (global event?)
		3328	%ext::player_env::MUSIC_FACE_CACHE = ();
		3329
2958	load_resource_file "$MAPDIR/regions"	3330	load_resource_file "$MAPDIR/regions"
2959	or die "unable to load regions file\n";	3331	or die "unable to load regions file\n";
2960		3332
2961	for (cf::region::list) {	3333	for (cf::region::list) {
2962	$_->{match} = qr/$_->{match}/	3334	$_->{match} = qr/$_->{match}/
…		…
2970	}	3342	}
2971		3343
2972	sub reload_archetypes {	3344	sub reload_archetypes {
2973	load_resource_file "$DATADIR/archetypes"	3345	load_resource_file "$DATADIR/archetypes"
2974	or die "unable to load archetypes\n";	3346	or die "unable to load archetypes\n";
2975	#d# NEED to laod twice to resolve forward references
2976	# this really needs to be done in an extra post-pass
2977	# (which needs to be synchronous, so solve it differently)
2978	load_resource_file "$DATADIR/archetypes"
2979	or die "unable to load archetypes\n";
2980	}	3347	}
2981		3348
2982	sub reload_treasures {	3349	sub reload_treasures {
2983	load_resource_file "$DATADIR/treasures"	3350	load_resource_file "$DATADIR/treasures"
2984	or die "unable to load treasurelists\n";	3351	or die "unable to load treasurelists\n";
2985	}	3352	}
2986		3353
2987	sub reload_resources {	3354	sub reload_resources {
2988	warn "reloading resource files...\n";	3355	warn "reloading resource files...\n";
2989		3356
		3357	reload_facedata;
		3358	reload_archetypes;
2990	reload_regions;	3359	reload_regions;
2991	reload_facedata;
2992	#reload_archetypes;#d#
2993	reload_archetypes;
2994	reload_treasures;	3360	reload_treasures;
2995		3361
2996	warn "finished reloading resource files\n";	3362	warn "finished reloading resource files\n";
2997	}	3363	}
2998		3364
2999	sub init {	3365	sub reload_config {
3000	reload_resources;
3001	}
3002
3003	sub cfg_load {
3004	open my $fh, "<:utf8", "$CONFDIR/config"	3366	open my $fh, "<:utf8", "$CONFDIR/config"
3005	or return;	3367	or return;
3006		3368
3007	local $/;	3369	local $/;
3008	*CFG = YAML::Syck::Load <$fh>;	3370	*CFG = YAML::Load <$fh>;
3009		3371
3010	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3372	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3011		3373
3012	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3374	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3013	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3375	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3019	};	3381	};
3020	warn $@ if $@;	3382	warn $@ if $@;
3021	}	3383	}
3022	}	3384	}
3023		3385
		3386	sub pidfile() {
		3387	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3388	or die "$PIDFILE: $!";
		3389	flock $fh, &Fcntl::LOCK_EX
		3390	or die "$PIDFILE: flock: $!";
		3391	$fh
		3392	}
		3393
		3394	# make sure only one server instance is running at any one time
		3395	sub atomic {
		3396	my $fh = pidfile;
		3397
		3398	my $pid = <$fh>;
		3399	kill 9, $pid if $pid > 0;
		3400
		3401	seek $fh, 0, 0;
		3402	print $fh $$;
		3403	}
		3404
3024	sub main {	3405	sub main {
		3406	cf::init_globals; # initialise logging
		3407
		3408	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3409	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3410	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3411	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3412
		3413	cf::init_experience;
		3414	cf::init_anim;
		3415	cf::init_attackmess;
		3416	cf::init_dynamic;
		3417	cf::init_block;
		3418
		3419	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3420
3025	# we must not ever block the main coroutine	3421	# we must not ever block the main coroutine
3026	local $Coro::idle = sub {	3422	local $Coro::idle = sub {
3027	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3423	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3028	(async {	3424	(async {
3029	Event::one_event;	3425	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3426	EV::loop EV::LOOP_ONESHOT;
3030	})->prio (Coro::PRIO_MAX);	3427	})->prio (Coro::PRIO_MAX);
3031	};	3428	};
3032		3429
3033	cfg_load;	3430	evthread_start IO::AIO::poll_fileno;
		3431
		3432	cf::sync_job {
		3433	reload_resources;
		3434	reload_config;
3034	db_init;	3435	db_init;
		3436
		3437	cf::load_settings;
		3438	cf::load_materials;
		3439	cf::init_uuid;
		3440	cf::init_signals;
		3441	cf::init_commands;
		3442	cf::init_skills;
		3443
		3444	cf::init_beforeplay;
		3445
		3446	atomic;
		3447
3035	load_extensions;	3448	load_extensions;
3036		3449
3037	$TICK_WATCHER->start;	3450	utime time, time, $RUNTIMEFILE;
		3451
		3452	# no (long-running) fork's whatsoever before this point(!)
		3453	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3454
		3455	(pop @POST_INIT)->(0) while @POST_INIT;
		3456	};
		3457
3038	Event::loop;	3458	EV::loop;
3039	}	3459	}
3040		3460
3041	#############################################################################	3461	#############################################################################
3042	# initialisation and cleanup	3462	# initialisation and cleanup
3043		3463
3044	# install some emergency cleanup handlers	3464	# install some emergency cleanup handlers
3045	BEGIN {	3465	BEGIN {
		3466	our %SIGWATCHER = ();
3046	for my $signal (qw(INT HUP TERM)) {	3467	for my $signal (qw(INT HUP TERM)) {
3047	Event->signal (	3468	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3048	reentrant => 0,
3049	data => WF_AUTOCANCEL,
3050	signal => $signal,
3051	prio => 0,
3052	cb => sub {
3053	cf::cleanup "SIG$signal";	3469	cf::cleanup "SIG$signal";
3054	},
3055	);	3470	};
3056	}	3471	}
3057	}	3472	}
3058		3473
3059	sub write_runtime {	3474	sub write_runtime_sync {
3060	my $runtime = "$LOCALDIR/runtime";
3061
3062	# first touch the runtime file to show we are still running:	3475	# first touch the runtime file to show we are still running:
3063	# the fsync below can take a very very long time.	3476	# the fsync below can take a very very long time.
3064		3477
3065	IO::AIO::aio_utime $runtime, undef, undef;	3478	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3066		3479
3067	my $guard = cf::lock_acquire "write_runtime";	3480	my $guard = cf::lock_acquire "write_runtime";
3068		3481
3069	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3482	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3070	or return;	3483	or return;
3071		3484
3072	my $value = $cf::RUNTIME + 90 + 10;	3485	my $value = $cf::RUNTIME + 90 + 10;
3073	# 10 is the runtime save interval, for a monotonic clock	3486	# 10 is the runtime save interval, for a monotonic clock
3074	# 60 allows for the watchdog to kill the server.	3487	# 60 allows for the watchdog to kill the server.
…		…
3084	aio_utime $fh, undef, undef;	3497	aio_utime $fh, undef, undef;
3085		3498
3086	close $fh	3499	close $fh
3087	or return;	3500	or return;
3088		3501
3089	aio_rename "$runtime~", $runtime	3502	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3090	and return;	3503	and return;
3091		3504
3092	warn "runtime file written.\n";	3505	warn "runtime file written.\n";
3093		3506
3094	1	3507	1
		3508	}
		3509
		3510	our $uuid_lock;
		3511	our $uuid_skip;
		3512
		3513	sub write_uuid_sync($) {
		3514	$uuid_skip ||= $_[0];
		3515
		3516	return if $uuid_lock;
		3517	local $uuid_lock = 1;
		3518
		3519	my $uuid = "$LOCALDIR/uuid";
		3520
		3521	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3522	or return;
		3523
		3524	my $value = uuid_seq uuid_cur;
		3525
		3526	unless ($value) {
		3527	warn "cowardly refusing to write zero uuid value!\n";
		3528	return;
		3529	}
		3530
		3531	my $value = uuid_str $value + $uuid_skip;
		3532	$uuid_skip = 0;
		3533
		3534	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3535	and return;
		3536
		3537	# always fsync - this file is important
		3538	aio_fsync $fh
		3539	and return;
		3540
		3541	close $fh
		3542	or return;
		3543
		3544	aio_rename "$uuid~", $uuid
		3545	and return;
		3546
		3547	warn "uuid file written ($value).\n";
		3548
		3549	1
		3550
		3551	}
		3552
		3553	sub write_uuid($$) {
		3554	my ($skip, $sync) = @_;
		3555
		3556	$sync ? write_uuid_sync $skip
		3557	: async { write_uuid_sync $skip };
3095	}	3558	}
3096		3559
3097	sub emergency_save() {	3560	sub emergency_save() {
3098	my $freeze_guard = cf::freeze_mainloop;	3561	my $freeze_guard = cf::freeze_mainloop;
3099		3562
…		…
3105	# and maps saved/destroyed asynchronously.	3568	# and maps saved/destroyed asynchronously.
3106	warn "begin emergency player save\n";	3569	warn "begin emergency player save\n";
3107	for my $login (keys %cf::PLAYER) {	3570	for my $login (keys %cf::PLAYER) {
3108	my $pl = $cf::PLAYER{$login} or next;	3571	my $pl = $cf::PLAYER{$login} or next;
3109	$pl->valid or next;	3572	$pl->valid or next;
		3573	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3110	$pl->save;	3574	$pl->save;
3111	}	3575	}
3112	warn "end emergency player save\n";	3576	warn "end emergency player save\n";
3113		3577
3114	warn "begin emergency map save\n";	3578	warn "begin emergency map save\n";
…		…
3120	warn "end emergency map save\n";	3584	warn "end emergency map save\n";
3121		3585
3122	warn "begin emergency database checkpoint\n";	3586	warn "begin emergency database checkpoint\n";
3123	BDB::db_env_txn_checkpoint $DB_ENV;	3587	BDB::db_env_txn_checkpoint $DB_ENV;
3124	warn "end emergency database checkpoint\n";	3588	warn "end emergency database checkpoint\n";
		3589
		3590	warn "begin write uuid\n";
		3591	write_uuid_sync 1;
		3592	warn "end write uuid\n";
3125	};	3593	};
3126		3594
3127	warn "leave emergency perl save\n";	3595	warn "leave emergency perl save\n";
3128	}	3596	}
3129		3597
3130	sub post_cleanup {	3598	sub post_cleanup {
3131	my ($make_core) = @_;	3599	my ($make_core) = @_;
3132		3600
3133	warn Carp::longmess "post_cleanup backtrace"	3601	warn Carp::longmess "post_cleanup backtrace"
3134	if $make_core;	3602	if $make_core;
		3603
		3604	my $fh = pidfile;
		3605	unlink $PIDFILE if <$fh> == $$;
		3606	}
		3607
		3608	# a safer delete_package, copied from Symbol
		3609	sub clear_package($) {
		3610	my $pkg = shift;
		3611
		3612	# expand to full symbol table name if needed
		3613	unless ($pkg =~ /^main::.*::$/) {
		3614	$pkg = "main$pkg" if $pkg =~ /^::/;
		3615	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3616	$pkg .= '::' unless $pkg =~ /::$/;
		3617	}
		3618
		3619	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3620	my $stem_symtab = *{$stem}{HASH};
		3621
		3622	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3623	or return;
		3624
		3625	# clear all symbols
		3626	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3627	for my $name (keys %$leaf_symtab) {
		3628	_gv_clear *{"$pkg$name"};
		3629	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3630	}
		3631	warn "cleared package $pkg\n";#d#
3135	}	3632	}
3136		3633
3137	sub do_reload_perl() {	3634	sub do_reload_perl() {
3138	# can/must only be called in main	3635	# can/must only be called in main
3139	if ($Coro::current != $Coro::main) {	3636	if ($Coro::current != $Coro::main) {
3140	warn "can only reload from main coroutine";	3637	warn "can only reload from main coroutine";
3141	return;	3638	return;
3142	}	3639	}
3143		3640
		3641	return if $RELOAD++;
		3642
		3643	while ($RELOAD) {
3144	warn "reloading...";	3644	warn "reloading...";
3145		3645
3146	warn "entering sync_job";	3646	warn "entering sync_job";
3147		3647
3148	cf::sync_job {	3648	cf::sync_job {
3149	cf::write_runtime; # external watchdog should not bark	3649	cf::write_runtime_sync; # external watchdog should not bark
3150	cf::emergency_save;	3650	cf::emergency_save;
3151	cf::write_runtime; # external watchdog should not bark	3651	cf::write_runtime_sync; # external watchdog should not bark
3152		3652
3153	warn "syncing database to disk";	3653	warn "syncing database to disk";
3154	BDB::db_env_txn_checkpoint $DB_ENV;	3654	BDB::db_env_txn_checkpoint $DB_ENV;
3155		3655
3156	# if anything goes wrong in here, we should simply crash as we already saved	3656	# if anything goes wrong in here, we should simply crash as we already saved
3157		3657
3158	warn "cancelling all WF_AUTOCANCEL watchers";
3159	for (Event::all_watchers) {
3160	$_->cancel if $_->data & WF_AUTOCANCEL;
3161	}
3162
3163	warn "flushing outstanding aio requests";	3658	warn "flushing outstanding aio requests";
3164	for (;;) {
3165	BDB::flush;
3166	IO::AIO::flush;
3167	Coro::cede;
3168	last unless IO::AIO::nreqs || BDB::nreqs;	3659	while (IO::AIO::nreqs || BDB::nreqs) {
3169	warn "iterate...";	3660	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3170	}
3171
3172	++$RELOAD;
3173
3174	warn "cancelling all extension coros";
3175	$_->cancel for values %EXT_CORO;
3176	%EXT_CORO = ();
3177
3178	warn "removing commands";
3179	%COMMAND = ();
3180
3181	warn "removing ext/exti commands";
3182	%EXTCMD = ();
3183	%EXTICMD = ();
3184
3185	warn "unloading/nuking all extensions";
3186	for my $pkg (@EXTS) {
3187	warn "... unloading $pkg";
3188
3189	if (my $cb = $pkg->can ("unload")) {
3190	eval {
3191	$cb->($pkg);
3192	1
3193	} or warn "$pkg unloaded, but with errors: $@";
3194	}	3661	}
3195		3662
3196	warn "... nuking $pkg";	3663	warn "cancelling all extension coros";
3197	Symbol::delete_package $pkg;	3664	$_->cancel for values %EXT_CORO;
3198	}	3665	%EXT_CORO = ();
3199		3666
3200	warn "unloading all perl modules loaded from $LIBDIR";	3667	warn "removing commands";
3201	while (my ($k, $v) = each %INC) {	3668	%COMMAND = ();
3202	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3203		3669
		3670	warn "removing ext/exti commands";
		3671	%EXTCMD = ();
		3672	%EXTICMD = ();
		3673
		3674	warn "unloading/nuking all extensions";
		3675	for my $pkg (@EXTS) {
3204	warn "... unloading $k";	3676	warn "... unloading $pkg";
3205	delete $INC{$k};
3206		3677
3207	$k =~ s/\.pm$//;
3208	$k =~ s/\//::/g;
3209
3210	if (my $cb = $k->can ("unload_module")) {	3678	if (my $cb = $pkg->can ("unload")) {
		3679	eval {
3211	$cb->();	3680	$cb->($pkg);
		3681	1
		3682	} or warn "$pkg unloaded, but with errors: $@";
		3683	}
		3684
		3685	warn "... clearing $pkg";
		3686	clear_package $pkg;
3212	}	3687	}
3213		3688
3214	Symbol::delete_package $k;	3689	warn "unloading all perl modules loaded from $LIBDIR";
		3690	while (my ($k, $v) = each %INC) {
		3691	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3692
		3693	warn "... unloading $k";
		3694	delete $INC{$k};
		3695
		3696	$k =~ s/\.pm$//;
		3697	$k =~ s/\//::/g;
		3698
		3699	if (my $cb = $k->can ("unload_module")) {
		3700	$cb->();
		3701	}
		3702
		3703	clear_package $k;
3215	}	3704	}
3216		3705
3217	warn "getting rid of safe::, as good as possible";	3706	warn "getting rid of safe::, as good as possible";
3218	Symbol::delete_package "safe::$_"	3707	clear_package "safe::$_"
3219	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3708	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3220		3709
3221	warn "unloading cf.pm \"a bit\"";	3710	warn "unloading cf.pm \"a bit\"";
3222	delete $INC{"cf.pm"};	3711	delete $INC{"cf.pm"};
3223	delete $INC{"cf/pod.pm"};	3712	delete $INC{"cf/pod.pm"};
3224		3713
3225	# don't, removes xs symbols, too,	3714	# don't, removes xs symbols, too,
3226	# and global variables created in xs	3715	# and global variables created in xs
3227	#Symbol::delete_package __PACKAGE__;	3716	#clear_package __PACKAGE__;
3228		3717
3229	warn "unload completed, starting to reload now";	3718	warn "unload completed, starting to reload now";
3230		3719
3231	warn "reloading cf.pm";	3720	warn "reloading cf.pm";
3232	require cf;	3721	require cf;
3233	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3722	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3234		3723
3235	warn "loading config and database again";	3724	warn "loading config and database again";
3236	cf::cfg_load;	3725	cf::reload_config;
3237		3726
3238	warn "loading extensions";	3727	warn "loading extensions";
3239	cf::load_extensions;	3728	cf::load_extensions;
3240		3729
3241	warn "reattaching attachments to objects/players";	3730	warn "reattaching attachments to objects/players";
3242	_global_reattach; # objects, sockets	3731	_global_reattach; # objects, sockets
3243	warn "reattaching attachments to maps";	3732	warn "reattaching attachments to maps";
3244	reattach $_ for values %MAP;	3733	reattach $_ for values %MAP;
3245	warn "reattaching attachments to players";	3734	warn "reattaching attachments to players";
3246	reattach $_ for values %PLAYER;	3735	reattach $_ for values %PLAYER;
3247		3736
		3737	warn "running post_load";
		3738	(pop @POST_INIT)->(1) while @POST_INIT;
		3739
3248	warn "leaving sync_job";	3740	warn "leaving sync_job";
3249		3741
3250	1	3742	1
3251	} or do {	3743	} or do {
3252	warn $@;	3744	warn $@;
3253	warn "error while reloading, exiting.";	3745	cf::cleanup "error while reloading, exiting.";
3254	exit 1;
3255	};	3746	};
3256		3747
3257	warn "reloaded";	3748	warn "reloaded";
		3749	--$RELOAD;
		3750	}
3258	};	3751	};
3259		3752
3260	our $RELOAD_WATCHER; # used only during reload	3753	our $RELOAD_WATCHER; # used only during reload
3261		3754
3262	sub reload_perl() {	3755	sub reload_perl() {
3263	# doing reload synchronously and two reloads happen back-to-back,	3756	# doing reload synchronously and two reloads happen back-to-back,
3264	# coro crashes during coro_state_free->destroy here.	3757	# coro crashes during coro_state_free->destroy here.
3265		3758
3266	$RELOAD_WATCHER ||= Event->timer (	3759	$RELOAD_WATCHER ||= EV::timer $TICK * 1.5, 0, sub {
3267	reentrant => 0,
3268	after => 0,
3269	data => WF_AUTOCANCEL,
3270	cb => sub {
3271	do_reload_perl;	3760	do_reload_perl;
3272	undef $RELOAD_WATCHER;	3761	undef $RELOAD_WATCHER;
3273	},
3274	);	3762	};
3275	}	3763	}
3276		3764
3277	register_command "reload" => sub {	3765	register_command "reload" => sub {
3278	my ($who, $arg) = @_;	3766	my ($who, $arg) = @_;
3279		3767
3280	if ($who->flag (FLAG_WIZ)) {	3768	if ($who->flag (FLAG_WIZ)) {
3281	$who->message ("reloading server.");	3769	$who->message ("reloading server.");
		3770	async {
		3771	$Coro::current->{desc} = "perl_reload";
3282	async { reload_perl };	3772	reload_perl;
		3773	};
3283	}	3774	}
3284	};	3775	};
3285		3776
3286	unshift @INC, $LIBDIR;	3777	unshift @INC, $LIBDIR;
3287		3778
…		…
3289		3780
3290	our @WAIT_FOR_TICK;	3781	our @WAIT_FOR_TICK;
3291	our @WAIT_FOR_TICK_BEGIN;	3782	our @WAIT_FOR_TICK_BEGIN;
3292		3783
3293	sub wait_for_tick {	3784	sub wait_for_tick {
3294	return unless $TICK_WATCHER->is_active;
3295	return if $Coro::current == $Coro::main;	3785	return if tick_inhibit || $Coro::current == $Coro::main;
3296		3786
3297	my $signal = new Coro::Signal;	3787	my $signal = new Coro::Signal;
3298	push @WAIT_FOR_TICK, $signal;	3788	push @WAIT_FOR_TICK, $signal;
3299	$signal->wait;	3789	$signal->wait;
3300	}	3790	}
3301		3791
3302	sub wait_for_tick_begin {	3792	sub wait_for_tick_begin {
3303	return unless $TICK_WATCHER->is_active;
3304	return if $Coro::current == $Coro::main;	3793	return if tick_inhibit || $Coro::current == $Coro::main;
3305		3794
3306	my $signal = new Coro::Signal;	3795	my $signal = new Coro::Signal;
3307	push @WAIT_FOR_TICK_BEGIN, $signal;	3796	push @WAIT_FOR_TICK_BEGIN, $signal;
3308	$signal->wait;	3797	$signal->wait;
3309	}	3798	}
3310		3799
3311	my $min = 1e6;#d#	3800	sub tick {
3312	my $avg = 10;
3313	$TICK_WATCHER = Event->timer (
3314	reentrant => 0,
3315	parked => 1,
3316	prio => 0,
3317	at => $NEXT_TICK || $TICK,
3318	data => WF_AUTOCANCEL,
3319	cb => sub {
3320	if ($Coro::current != $Coro::main) {	3801	if ($Coro::current != $Coro::main) {
3321	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3802	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3322	unless ++$bug_warning > 10;	3803	unless ++$bug_warning > 10;
3323	return;	3804	return;
3324	}	3805	}
3325		3806
3326	$NOW = $tick_start = Event::time;
3327
3328	cf::server_tick; # one server iteration	3807	cf::server_tick; # one server iteration
3329		3808
3330	0 && sync_job {#d#	3809	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3331	for(1..10) {	3810	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3332	my $t = Event::time;	3811	Coro::async_pool {
3333	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3812	$Coro::current->{desc} = "runtime saver";
3334	or die;	3813	write_runtime_sync
3335		3814	or warn "ERROR: unable to write runtime file: $!";
3336	$map->width (50);
3337	$map->height (50);
3338	$map->alloc;
3339	$map->_load_objects ("/tmp/x.map", 1);
3340	my $t = Event::time - $t;
3341
3342	#next unless $t < 0.0013;#d#
3343	if ($t < $min) {
3344	$min = $t;
3345	}
3346	$avg = $avg * 0.99 + $t * 0.01;
3347	}
3348	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3349	exit 0;
3350	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3351	};	3815	};
		3816	}
3352		3817
3353	$RUNTIME += $TICK;
3354	$NEXT_TICK += $TICK;
3355
3356	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3357	$NEXT_RUNTIME_WRITE = $NOW + 10;
3358	Coro::async_pool {
3359	write_runtime
3360	or warn "ERROR: unable to write runtime file: $!";
3361	};
3362	}
3363
3364	# my $AFTER = Event::time;
3365	# warn $AFTER - $NOW;#d#
3366
3367	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3818	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3368	$sig->send;	3819	$sig->send;
3369	}	3820	}
3370	while (my $sig = shift @WAIT_FOR_TICK) {	3821	while (my $sig = shift @WAIT_FOR_TICK) {
3371	$sig->send;	3822	$sig->send;
3372	}	3823	}
3373		3824
3374	$NOW = Event::time;	3825	$LOAD = ($NOW - $TICK_START) / $TICK;
3375
3376	# if we are delayed by four ticks or more, skip them all
3377	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3378
3379	$TICK_WATCHER->at ($NEXT_TICK);
3380	$TICK_WATCHER->start;
3381
3382	$LOAD = ($NOW - $tick_start) / $TICK;
3383	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3826	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3384		3827
3385	_post_tick;	3828	if (0) {
3386		3829	if ($NEXT_TICK) {
3387		3830	my $jitter = $TICK_START - $NEXT_TICK;
		3831	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3832	warn "jitter $JITTER\n";#d#
		3833	}
3388	},	3834	}
3389	);	3835	}
3390		3836
3391	{	3837	{
3392	BDB::max_poll_time $TICK * 0.1;	3838	# configure BDB
3393	$BDB_POLL_WATCHER = Event->io (	3839
3394	reentrant => 0,
3395	fd => BDB::poll_fileno,
3396	poll => 'r',
3397	prio => 0,
3398	data => WF_AUTOCANCEL,
3399	cb => \&BDB::poll_cb,
3400	);
3401	BDB::min_parallel 8;	3840	BDB::min_parallel 8;
3402		3841	BDB::max_poll_reqs $TICK * 0.1;
3403	BDB::set_sync_prepare {	3842	$AnyEvent::BDB::WATCHER->priority (1);
3404	my $status;
3405	my $current = $Coro::current;
3406	(
3407	sub {
3408	$status = $!;
3409	$current->ready; undef $current;
3410	},
3411	sub {
3412	Coro::schedule while defined $current;
3413	$! = $status;
3414	},
3415	)
3416	};
3417		3843
3418	unless ($DB_ENV) {	3844	unless ($DB_ENV) {
3419	$DB_ENV = BDB::db_env_create;	3845	$DB_ENV = BDB::db_env_create;
		3846	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		3847	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3848	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		3849	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3850	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3420		3851
3421	cf::sync_job {	3852	cf::sync_job {
3422	eval {	3853	eval {
3423	BDB::db_env_open	3854	BDB::db_env_open
3424	$DB_ENV,	3855	$DB_ENV,
…		…
3426	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3857	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3427	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3858	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3428	0666;	3859	0666;
3429		3860
3430	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3861	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3431
3432	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3433	$DB_ENV->set_lk_detect;
3434	};	3862	};
3435		3863
3436	cf::cleanup "db_env_open(db): $@" if $@;	3864	cf::cleanup "db_env_open(db): $@" if $@;
3437	};	3865	};
3438	}	3866	}
		3867
		3868	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3869	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3870	};
		3871	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3872	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3873	};
		3874	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		3875	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3876	};
3439	}	3877	}
3440		3878
3441	{	3879	{
		3880	# configure IO::AIO
		3881
3442	IO::AIO::min_parallel 8;	3882	IO::AIO::min_parallel 8;
3443
3444	undef $Coro::AIO::WATCHER;
3445	IO::AIO::max_poll_time $TICK * 0.1;	3883	IO::AIO::max_poll_time $TICK * 0.1;
3446	$AIO_POLL_WATCHER = Event->io (	3884	undef $AnyEvent::AIO::WATCHER;
3447	reentrant => 0,
3448	data => WF_AUTOCANCEL,
3449	fd => IO::AIO::poll_fileno,
3450	poll => 'r',
3451	prio => 6,
3452	cb => \&IO::AIO::poll_cb,
3453	);
3454	}	3885	}
3455		3886
3456	my $_log_backtrace;	3887	my $_log_backtrace;
3457		3888
3458	sub _log_backtrace {	3889	sub _log_backtrace {
…		…
3461	$msg =~ s/\n//;	3892	$msg =~ s/\n//;
3462		3893
3463	# limit the # of concurrent backtraces	3894	# limit the # of concurrent backtraces
3464	if ($_log_backtrace < 2) {	3895	if ($_log_backtrace < 2) {
3465	++$_log_backtrace;	3896	++$_log_backtrace;
		3897	my $perl_bt = Carp::longmess $msg;
3466	async {	3898	async {
		3899	$Coro::current->{desc} = "abt $msg";
		3900
3467	my @bt = fork_call {	3901	my @bt = fork_call {
3468	@addr = map { sprintf "%x", $_ } @addr;	3902	@addr = map { sprintf "%x", $_ } @addr;
3469	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3903	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3470	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3904	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3471	or die "addr2line: $!";	3905	or die "addr2line: $!";
…		…
3479	}	3913	}
3480		3914
3481	@funcs	3915	@funcs
3482	};	3916	};
3483		3917
3484	LOG llevInfo, "[ABT] $msg\n";	3918	LOG llevInfo, "[ABT] $perl_bt\n";
		3919	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3485	LOG llevInfo, "[ABT] $_\n" for @bt;	3920	LOG llevInfo, "[ABT] $_\n" for @bt;
3486	--$_log_backtrace;	3921	--$_log_backtrace;
3487	};	3922	};
3488	} else {	3923	} else {
3489	LOG llevInfo, "[ABT] $msg\n";	3924	LOG llevInfo, "[ABT] $msg\n";

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