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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.342 by root, Sun Aug 26 15:31:02 2007 UTC vs.
Revision 1.458 by root, Sat Dec 13 20:34:37 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
		37	use Guard ();
15	use Coro 3.64 ();	38	use Coro ();
16	use Coro::State;	39	use Coro::State;
17	use Coro::Handle;	40	use Coro::Handle;
		41	use Coro::EV;
18	use Coro::Event;	42	use Coro::AnyEvent;
19	use Coro::Timer;	43	use Coro::Timer;
20	use Coro::Signal;	44	use Coro::Signal;
21	use Coro::Semaphore;	45	use Coro::Semaphore;
		46	use Coro::AnyEvent;
22	use Coro::AIO;	47	use Coro::AIO;
		48	use Coro::BDB 1.6;
23	use Coro::Storable;	49	use Coro::Storable;
24	use Coro::Util ();	50	use Coro::Util ();
25		51
26	use JSON::XS 1.4 ();	52	use JSON::XS 2.01 ();
27	use BDB ();	53	use BDB ();
28	use Data::Dumper;	54	use Data::Dumper;
29	use Digest::MD5;	55	use Digest::MD5;
30	use Fcntl;	56	use Fcntl;
31	use YAML::Syck ();	57	use YAML ();
32	use IO::AIO 2.32 ();	58	use IO::AIO ();
33	use Time::HiRes;	59	use Time::HiRes;
34	use Compress::LZF;	60	use Compress::LZF;
35	use Digest::MD5 ();	61	use Digest::MD5 ();
		62
		63	AnyEvent::detect;
36		64
37	# configure various modules to our taste	65	# configure various modules to our taste
38	#	66	#
39	$Storable::canonical = 1; # reduce rsync transfers	67	$Storable::canonical = 1; # reduce rsync transfers
40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	68	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		69
		70	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		71
		72	# make sure c-lzf reinitialises itself
		73	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	74	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		75
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	76	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
51		77
52	our %COMMAND = ();	78	our %COMMAND = ();
53	our %COMMAND_TIME = ();	79	our %COMMAND_TIME = ();
…		…
56	our %EXTCMD = ();	82	our %EXTCMD = ();
57	our %EXTICMD = ();	83	our %EXTICMD = ();
58	our %EXT_CORO = (); # coroutines bound to extensions	84	our %EXT_CORO = (); # coroutines bound to extensions
59	our %EXT_MAP = (); # pluggable maps	85	our %EXT_MAP = (); # pluggable maps
60		86
61	our $RELOAD; # number of reloads so far	87	our $RELOAD; # number of reloads so far, non-zero while in reload
62	our @EVENT;	88	our @EVENT;
63		89
64	our $CONFDIR = confdir;	90	our $CONFDIR = confdir;
65	our $DATADIR = datadir;	91	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	92	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	93	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	94	our $MAPDIR = "$DATADIR/" . mapdir;
69	our $LOCALDIR = localdir;	95	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	96	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	97	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	98	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	99	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	100	our $BDBDIR = "$LOCALDIR/db";
		101	our $PIDFILE = "$LOCALDIR/pid";
		102	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		103
		104	our %RESOURCE;
75		105
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	106	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	107	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	108	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	109	our $USE_FSYNC = 1; # use fsync to write maps - default off
83		110
		111	our $BDB_DEADLOCK_WATCHER;
		112	our $BDB_CHECKPOINT_WATCHER;
84	our $BDB_POLL_WATCHER;	113	our $BDB_TRICKLE_WATCHER;
85	our $DB_ENV;	114	our $DB_ENV;
86		115
87	our %CFG;	116	our %CFG;
88		117
89	our $UPTIME; $UPTIME ||= time;	118	our $UPTIME; $UPTIME ||= time;
90	our $RUNTIME;	119	our $RUNTIME;
		120	our $NOW;
91		121
92	our %PLAYER; # all users	122	our (%PLAYER, %PLAYER_LOADING); # all users
93	our %MAP; # all maps	123	our (%MAP, %MAP_LOADING ); # all maps
94	our $LINK_MAP; # the special {link} map, which is always available	124	our $LINK_MAP; # the special {link} map, which is always available
95		125
96	# used to convert map paths into valid unix filenames by replacing / by ∕	126	# used to convert map paths into valid unix filenames by replacing / by ∕
97	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	127	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
98		128
99	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	129	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
100	our $LOADAVG; # same thing, but with alpha-smoothing	130	our $LOADAVG; # same thing, but with alpha-smoothing
		131	our $JITTER; # average jitter
101	our $tick_start; # for load detecting purposes	132	our $TICK_START; # for load detecting purposes
		133
		134	our @POST_INIT;
		135
		136	our $REATTACH_ON_RELOAD; # ste to true to force object reattach on reload (slow)
102		137
103	binmode STDOUT;	138	binmode STDOUT;
104	binmode STDERR;	139	binmode STDERR;
105		140
106	# read virtual server time, if available	141	# read virtual server time, if available
107	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	142	unless ($RUNTIME || !-e $RUNTIMEFILE) {
108	open my $fh, "<", "$LOCALDIR/runtime"	143	open my $fh, "<", $RUNTIMEFILE
109	or die "unable to read runtime file: $!";	144	or die "unable to read $RUNTIMEFILE file: $!";
110	$RUNTIME = <$fh> + 0.;	145	$RUNTIME = <$fh> + 0.;
111	}	146	}
112		147
113	mkdir $_	148	mkdir $_
114	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	149	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
…		…
159		194
160	The raw value load value from the last tick.	195	The raw value load value from the last tick.
161		196
162	=item %cf::CFG	197	=item %cf::CFG
163		198
164	Configuration for the server, loaded from C</etc/crossfire/config>, or	199	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
165	from wherever your confdir points to.	200	from wherever your confdir points to.
166		201
167	=item cf::wait_for_tick, cf::wait_for_tick_begin	202	=item cf::wait_for_tick, cf::wait_for_tick_begin
168		203
169	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	204	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
…		…
187	$msg .= "\n"	222	$msg .= "\n"
188	unless $msg =~ /\n$/;	223	unless $msg =~ /\n$/;
189		224
190	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	225	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
191		226
192	utf8::encode $msg;
193	LOG llevError, $msg;	227	LOG llevError, $msg;
194	};	228	};
195	}	229	}
		230
		231	$Coro::State::DIEHOOK = sub {
		232	return unless $^S eq 0; # "eq", not "=="
		233
		234	if ($Coro::current == $Coro::main) {#d#
		235	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		236	return;#d#
		237	}#d#
		238
		239	# kill coroutine otherwise
		240	warn Carp::longmess $_[0];
		241	Coro::terminate
		242	};
		243
		244	$SIG{__DIE__} = sub { }; #d#?
196		245
197	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	246	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
198	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	247	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
199	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	248	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
200	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	249	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
207	for my $pkg (qw(	256	for my $pkg (qw(
208	cf::global cf::attachable	257	cf::global cf::attachable
209	cf::object cf::object::player	258	cf::object cf::object::player
210	cf::client cf::player	259	cf::client cf::player
211	cf::arch cf::living	260	cf::arch cf::living
		261	cf::map cf::mapspace
212	cf::map cf::party cf::region	262	cf::party cf::region
213	)) {	263	)) {
214	no strict 'refs';
215	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	264	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
216	}	265	}
217		266
218	$Event::DIED = sub {	267	$EV::DIED = sub {
219	warn "error in event callback: @_";	268	warn "error in event callback: @_";
220	};	269	};
221		270
222	#############################################################################	271	#############################################################################
223		272
…		…
246	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	295	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
247	$d	296	$d
248	} || "[unable to dump $_[0]: '$@']";	297	} || "[unable to dump $_[0]: '$@']";
249	}	298	}
250		299
251	=item $ref = cf::from_json $json	300	=item $ref = cf::decode_json $json
252		301
253	Converts a JSON string into the corresponding perl data structure.	302	Converts a JSON string into the corresponding perl data structure.
254		303
255	=item $json = cf::to_json $ref	304	=item $json = cf::encode_json $ref
256		305
257	Converts a perl data structure into its JSON representation.	306	Converts a perl data structure into its JSON representation.
258		307
259	=cut	308	=cut
260		309
261	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	310	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
262		311
263	sub to_json ($) { $json_coder->encode ($_[0]) }	312	sub encode_json($) { $json_coder->encode ($_[0]) }
264	sub from_json ($) { $json_coder->decode ($_[0]) }	313	sub decode_json($) { $json_coder->decode ($_[0]) }
		314
		315	=item cf::post_init { BLOCK }
		316
		317	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		318	but I<before> the server starts ticking again.
		319
		320	The cdoeblock will have a single boolean argument to indicate whether this
		321	is a reload or not.
		322
		323	=cut
		324
		325	sub post_init(&) {
		326	push @POST_INIT, shift;
		327	}
265		328
266	=item cf::lock_wait $string	329	=item cf::lock_wait $string
267		330
268	Wait until the given lock is available. See cf::lock_acquire.	331	Wait until the given lock is available. See cf::lock_acquire.
269		332
270	=item my $lock = cf::lock_acquire $string	333	=item my $lock = cf::lock_acquire $string
271		334
272	Wait until the given lock is available and then acquires it and returns	335	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,	336	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
274	for example when the coroutine gets canceled), the lock is automatically	337	for example when the coroutine gets canceled), the lock is automatically
275	returned.	338	returned.
276		339
		340	Locks are *not* recursive, locking from the same coro twice results in a
		341	deadlocked coro.
		342
277	Lock names should begin with a unique identifier (for example, cf::map::find	343	Lock names should begin with a unique identifier (for example, cf::map::find
278	uses map_find and cf::map::load uses map_load).	344	uses map_find and cf::map::load uses map_load).
279		345
280	=item $locked = cf::lock_active $string	346	=item $locked = cf::lock_active $string
281		347
282	Return true if the lock is currently active, i.e. somebody has locked it.	348	Return true if the lock is currently active, i.e. somebody has locked it.
283		349
284	=cut	350	=cut
285		351
286	our %LOCK;	352	our %LOCK;
		353	our %LOCKER;#d#
287		354
288	sub lock_wait($) {	355	sub lock_wait($) {
289	my ($key) = @_;	356	my ($key) = @_;
290		357
		358	if ($LOCKER{$key} == $Coro::current) {#d#
		359	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
		360	return;#d#
		361	}#d#
		362
291	# wait for lock, if any	363	# wait for lock, if any
292	while ($LOCK{$key}) {	364	while ($LOCK{$key}) {
		365	#local $Coro::current->{desc} = "$Coro::current->{desc} <waiting for lock $key>";
293	push @{ $LOCK{$key} }, $Coro::current;	366	push @{ $LOCK{$key} }, $Coro::current;
294	Coro::schedule;	367	Coro::schedule;
295	}	368	}
296	}	369	}
297		370
…		…
300		373
301	# wait, to be sure we are not locked	374	# wait, to be sure we are not locked
302	lock_wait $key;	375	lock_wait $key;
303		376
304	$LOCK{$key} = [];	377	$LOCK{$key} = [];
		378	$LOCKER{$key} = $Coro::current;#d#
305		379
306	Coro::guard {	380	Guard::guard {
		381	delete $LOCKER{$key};#d#
307	# wake up all waiters, to be on the safe side	382	# wake up all waiters, to be on the safe side
308	$_->ready for @{ delete $LOCK{$key} };	383	$_->ready for @{ delete $LOCK{$key} };
309	}	384	}
310	}	385	}
311		386
…		…
314		389
315	! ! $LOCK{$key}	390	! ! $LOCK{$key}
316	}	391	}
317		392
318	sub freeze_mainloop {	393	sub freeze_mainloop {
319	return unless $TICK_WATCHER->is_active;	394	tick_inhibit_inc;
320		395
321	my $guard = Coro::guard {	396	&Guard::guard (\&tick_inhibit_dec);
322	$TICK_WATCHER->start;	397	}
323	};	398
324	$TICK_WATCHER->stop;	399	=item cf::periodic $interval, $cb
325	$guard	400
		401	Like EV::periodic, but randomly selects a starting point so that the actions
		402	get spread over timer.
		403
		404	=cut
		405
		406	sub periodic($$) {
		407	my ($interval, $cb) = @_;
		408
		409	my $start = rand List::Util::min 180, $interval;
		410
		411	EV::periodic $start, $interval, 0, $cb
326	}	412	}
327		413
328	=item cf::get_slot $time[, $priority[, $name]]	414	=item cf::get_slot $time[, $priority[, $name]]
329		415
330	Allocate $time seconds of blocking CPU time at priority C<$priority>:	416	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
341	our @SLOT_QUEUE;	427	our @SLOT_QUEUE;
342	our $SLOT_QUEUE;	428	our $SLOT_QUEUE;
343		429
344	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	430	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
345	$SLOT_QUEUE = Coro::async {	431	$SLOT_QUEUE = Coro::async {
		432	$Coro::current->desc ("timeslot manager");
		433
346	my $signal = new Coro::Signal;	434	my $signal = new Coro::Signal;
347		435
348	while () {	436	while () {
349	next_job:	437	next_job:
350	my $avail = cf::till_tick;	438	my $avail = cf::till_tick;
…		…
358	}	446	}
359	}	447	}
360	}	448	}
361		449
362	if (@SLOT_QUEUE) {	450	if (@SLOT_QUEUE) {
363	# we do not use wait_For_tick() as it returns immediately when tick is inactive	451	# we do not use wait_for_tick() as it returns immediately when tick is inactive
364	push @cf::WAIT_FOR_TICK, $signal;	452	push @cf::WAIT_FOR_TICK, $signal;
365	$signal->wait;	453	$signal->wait;
366	} else {	454	} else {
367	Coro::schedule;	455	Coro::schedule;
368	}	456	}
369	}	457	}
370	};	458	};
371		459
372	sub get_slot($;$$) {	460	sub get_slot($;$$) {
		461	return if tick_inhibit || $Coro::current == $Coro::main;
		462
373	my ($time, $pri, $name) = @_;	463	my ($time, $pri, $name) = @_;
374		464
375	$time = $TICK * .6 if $time > $TICK * .6;	465	$time = $TICK * .6 if $time > $TICK * .6;
376	my $sig = new Coro::Signal;	466	my $sig = new Coro::Signal;
377		467
…		…
391		481
392	BEGIN { *async = \&Coro::async_pool }	482	BEGIN { *async = \&Coro::async_pool }
393		483
394	=item cf::sync_job { BLOCK }	484	=item cf::sync_job { BLOCK }
395		485
396	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	486	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	487	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	488	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
399	acceptable.	489	acceptable.
400		490
401	If it must be done, put the blocking parts into C<sync_job>. This will run	491	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	492	the given BLOCK in another coroutine while waiting for the result. The
…		…
407		497
408	sub sync_job(&) {	498	sub sync_job(&) {
409	my ($job) = @_;	499	my ($job) = @_;
410		500
411	if ($Coro::current == $Coro::main) {	501	if ($Coro::current == $Coro::main) {
412	my $time = Event::time;	502	my $time = EV::time;
413		503
414	# this is the main coro, too bad, we have to block	504	# this is the main coro, too bad, we have to block
415	# till the operation succeeds, freezing the server :/	505	# till the operation succeeds, freezing the server :/
416		506
417	# TODO: use suspend/resume instead	507	LOG llevError, Carp::longmess "sync job";#d#
418	# (but this is cancel-safe)	508
419	my $freeze_guard = freeze_mainloop;	509	my $freeze_guard = freeze_mainloop;
420		510
421	my $busy = 1;	511	my $busy = 1;
422	my @res;	512	my @res;
423		513
424	(async {	514	(async {
		515	$Coro::current->desc ("sync job coro");
425	@res = eval { $job->() };	516	@res = eval { $job->() };
426	warn $@ if $@;	517	warn $@ if $@;
427	undef $busy;	518	undef $busy;
428	})->prio (Coro::PRIO_MAX);	519	})->prio (Coro::PRIO_MAX);
429		520
430	while ($busy) {	521	while ($busy) {
431	Coro::cede or Event::one_event;	522	if (Coro::nready) {
		523	Coro::cede_notself;
		524	} else {
		525	EV::loop EV::LOOP_ONESHOT;
432	}	526	}
		527	}
433		528
434	$time = Event::time - $time;	529	my $time = EV::time - $time;
435		530
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	531	$TICK_START += $time; # do not account sync jobs to server load
440		532
441	wantarray ? @res : $res[0]	533	wantarray ? @res : $res[0]
442	} else {	534	} else {
443	# we are in another coroutine, how wonderful, everything just works	535	# we are in another coroutine, how wonderful, everything just works
444		536
…		…
469	=item fork_call { }, $args	561	=item fork_call { }, $args
470		562
471	Executes the given code block with the given arguments in a seperate	563	Executes the given code block with the given arguments in a seperate
472	process, returning the results. Everything must be serialisable with	564	process, returning the results. Everything must be serialisable with
473	Coro::Storable. May, of course, block. Note that the executed sub may	565	Coro::Storable. May, of course, block. Note that the executed sub may
474	never block itself or use any form of Event handling.	566	never block itself or use any form of event handling.
475		567
476	=cut	568	=cut
477		569
478	sub fork_call(&@) {	570	sub fork_call(&@) {
479	my ($cb, @args) = @_;	571	my ($cb, @args) = @_;
480		572
481	# we seemingly have to make a local copy of the whole thing,	573	# we seemingly have to make a local copy of the whole thing,
482	# otherwise perl prematurely frees the stuff :/	574	# otherwise perl prematurely frees the stuff :/
483	# TODO: investigate and fix (liekly this will be rather laborious)	575	# TODO: investigate and fix (likely this will be rather laborious)
484		576
485	my @res = Coro::Util::fork_eval {	577	my @res = Coro::Util::fork_eval {
486	reset_signals;	578	reset_signals;
487	&$cb	579	&$cb
488	}, @args;	580	}, @args;
489		581
490	wantarray ? @res : $res[-1]	582	wantarray ? @res : $res[-1]
491	}	583	}
492		584
		585	=item $coin = coin_from_name $name
		586
		587	=cut
		588
		589	our %coin_alias = (
		590	"silver" => "silvercoin",
		591	"silvercoin" => "silvercoin",
		592	"silvercoins" => "silvercoin",
		593	"gold" => "goldcoin",
		594	"goldcoin" => "goldcoin",
		595	"goldcoins" => "goldcoin",
		596	"platinum" => "platinacoin",
		597	"platinumcoin" => "platinacoin",
		598	"platinumcoins" => "platinacoin",
		599	"platina" => "platinacoin",
		600	"platinacoin" => "platinacoin",
		601	"platinacoins" => "platinacoin",
		602	"royalty" => "royalty",
		603	"royalties" => "royalty",
		604	);
		605
		606	sub coin_from_name($) {
		607	$coin_alias{$_[0]}
		608	? cf::arch::find $coin_alias{$_[0]}
		609	: undef
		610	}
		611
493	=item $value = cf::db_get $family => $key	612	=item $value = cf::db_get $family => $key
494		613
495	Returns a single value from the environment database.	614	Returns a single value from the environment database.
496		615
497	=item cf::db_put $family => $key => $value	616	=item cf::db_put $family => $key => $value
498		617
499	Stores the given C<$value> in the family. It can currently store binary	618	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).	619	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
501		620
		621	=item $db = cf::db_table "name"
		622
		623	Create and/or open a new database table. The string must not be "db" and must be unique
		624	within each server.
		625
502	=cut	626	=cut
		627
		628	sub db_table($) {
		629	my ($name) = @_;
		630	my $db = BDB::db_create $DB_ENV;
		631
		632	eval {
		633	$db->set_flags (BDB::CHKSUM);
		634
		635	utf8::encode $name;
		636	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		637	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		638	cf::cleanup "db_open(db): $!" if $!;
		639	};
		640	cf::cleanup "db_open(db): $@" if $@;
		641
		642	$db
		643	}
503		644
504	our $DB;	645	our $DB;
505		646
506	sub db_init {	647	sub db_init {
507	unless ($DB) {
508	$DB = BDB::db_create $DB_ENV;
509
510	cf::sync_job {	648	cf::sync_job {
511	eval {	649	$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	}	650	};
521	}	651	}
522		652
523	sub db_get($$) {	653	sub db_get($$) {
524	my $key = "$_[0]/$_[1]";	654	my $key = "$_[0]/$_[1]";
525		655
…		…
575	if (1) {	705	if (1) {
576	$md5 =	706	$md5 =
577	join "\x00",	707	join "\x00",
578	$processversion,	708	$processversion,
579	map {	709	map {
580	Coro::cede;	710	cf::cede_to_tick;
581	($src->[$_], Digest::MD5::md5_hex $data[$_])	711	($src->[$_], Digest::MD5::md5_hex $data[$_])
582	} 0.. $#$src;	712	} 0.. $#$src;
583		713
584		714
585	my $dbmd5 = db_get cache => "$id/md5";	715	my $dbmd5 = db_get cache => "$id/md5";
…		…
623		753
624	#############################################################################	754	#############################################################################
625		755
626	=head2 ATTACHABLE OBJECTS	756	=head2 ATTACHABLE OBJECTS
627		757
628	Many objects in crossfire are so-called attachable objects. That means you can	758	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")	759	attach callbacks/event handlers (a collection of which is called an "attachment")
630	to it. All such attachable objects support the following methods.	760	to it. All such attachable objects support the following methods.
631		761
632	In the following description, CLASS can be any of C<global>, C<object>	762	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	763	C<player>, C<client> or C<map> (i.e. the attachable objects in
634	Crossfire TRT).	764	Deliantra).
635		765
636	=over 4	766	=over 4
637		767
638	=item $attachable->attach ($attachment, key => $value...)	768	=item $attachable->attach ($attachment, key => $value...)
639		769
…		…
683	=item cf::CLASS::attachment $name, ...	813	=item cf::CLASS::attachment $name, ...
684		814
685	Register an attachment by C<$name> through which attachable objects of the	815	Register an attachment by C<$name> through which attachable objects of the
686	given CLASS can refer to this attachment.	816	given CLASS can refer to this attachment.
687		817
688	Some classes such as crossfire maps and objects can specify attachments	818	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.	819	that are attached at load/instantiate time, thus the need for a name.
690		820
691	These calls expect any number of the following handler/hook descriptions:	821	These calls expect any number of the following handler/hook descriptions:
692		822
693	=over 4	823	=over 4
…		…
921	}	1051	}
922		1052
923	0	1053	0
924	}	1054	}
925		1055
926	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1056	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
927		1057
928	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1058	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
929		1059
930	Generate an object-specific event with the given arguments.	1060	Generate an object-specific event with the given arguments.
931		1061
…		…
937		1067
938	=cut	1068	=cut
939		1069
940	#############################################################################	1070	#############################################################################
941	# object support	1071	# object support
942	#
943		1072
		1073	sub _object_equal($$);
		1074	sub _object_equal($$) {
		1075	my ($a, $b) = @_;
		1076
		1077	return 0 unless (ref $a) eq (ref $b);
		1078
		1079	if ("HASH" eq ref $a) {
		1080	my @ka = keys %$a;
		1081	my @kb = keys %$b;
		1082
		1083	return 0 if @ka != @kb;
		1084
		1085	for (0 .. $#ka) {
		1086	return 0 unless $ka[$_] eq $kb[$_];
		1087	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1088	}
		1089
		1090	} elsif ("ARRAY" eq ref $a) {
		1091
		1092	return 0 if @$a != @$b;
		1093
		1094	for (0 .. $#$a) {
		1095	return 0 unless _object_equal $a->[$_], $b->[$_];
		1096	}
		1097
		1098	} elsif ($a ne $b) {
		1099	return 0;
		1100	}
		1101
		1102	1
		1103	}
		1104
		1105	our $SLOW_MERGES;#d#
944	sub _can_merge {	1106	sub _can_merge {
945	my ($ob1, $ob2) = @_;	1107	my ($ob1, $ob2) = @_;
946		1108
947	local $Storable::canonical = 1;	1109	++$SLOW_MERGES;#d#
948	my $fob1 = Storable::freeze $ob1;
949	my $fob2 = Storable::freeze $ob2;
950		1110
951	$fob1 eq $fob2	1111	# we do the slow way here
		1112	return _object_equal $ob1, $ob2
952	}	1113	}
953		1114
954	sub reattach {	1115	sub reattach {
955	# basically do the same as instantiate, without calling instantiate	1116	# basically do the same as instantiate, without calling instantiate
956	my ($obj) = @_;	1117	my ($obj) = @_;
957		1118
		1119	# no longer needed after getting rid of delete_package?
958	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1120	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
959		1121
960	my $registry = $obj->registry;	1122	my $registry = $obj->registry;
961		1123
962	@$registry = ();	1124	@$registry = ();
963		1125
…		…
978	cf::attachable->attach (	1140	cf::attachable->attach (
979	prio => -1000000,	1141	prio => -1000000,
980	on_instantiate => sub {	1142	on_instantiate => sub {
981	my ($obj, $data) = @_;	1143	my ($obj, $data) = @_;
982		1144
983	$data = from_json $data;	1145	$data = decode_json $data;
984		1146
985	for (@$data) {	1147	for (@$data) {
986	my ($name, $args) = @$_;	1148	my ($name, $args) = @$_;
987		1149
988	$obj->attach ($name, %{$args || {} });	1150	$obj->attach ($name, %{$args || {} });
…		…
1004	sub object_freezer_save {	1166	sub object_freezer_save {
1005	my ($filename, $rdata, $objs) = @_;	1167	my ($filename, $rdata, $objs) = @_;
1006		1168
1007	sync_job {	1169	sync_job {
1008	if (length $$rdata) {	1170	if (length $$rdata) {
		1171	utf8::decode (my $decname = $filename);
1009	warn sprintf "saving %s (%d,%d)\n",	1172	warn sprintf "saving %s (%d,%d)\n",
1010	$filename, length $$rdata, scalar @$objs;	1173	$decname, length $$rdata, scalar @$objs;
1011		1174
1012	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1175	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1013	chmod SAVE_MODE, $fh;	1176	aio_chmod $fh, SAVE_MODE;
1014	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1177	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1015	aio_fsync $fh if $cf::USE_FSYNC;	1178	aio_fsync $fh if $cf::USE_FSYNC;
1016	close $fh;	1179	aio_close $fh;
1017		1180
1018	if (@$objs) {	1181	if (@$objs) {
1019	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1182	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1020	chmod SAVE_MODE, $fh;	1183	aio_chmod $fh, SAVE_MODE;
1021	my $data = Storable::nfreeze { version => 1, objs => $objs };	1184	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1022	aio_write $fh, 0, (length $data), $data, 0;	1185	aio_write $fh, 0, (length $data), $data, 0;
1023	aio_fsync $fh if $cf::USE_FSYNC;	1186	aio_fsync $fh if $cf::USE_FSYNC;
1024	close $fh;	1187	aio_close $fh;
1025	aio_rename "$filename.pst~", "$filename.pst";	1188	aio_rename "$filename.pst~", "$filename.pst";
1026	}	1189	}
1027	} else {	1190	} else {
1028	aio_unlink "$filename.pst";	1191	aio_unlink "$filename.pst";
1029	}	1192	}
1030		1193
1031	aio_rename "$filename~", $filename;	1194	aio_rename "$filename~", $filename;
		1195
		1196	$filename =~ s%/[^/]+$%%;
		1197	aio_pathsync $filename if $cf::USE_FSYNC;
1032	} else {	1198	} else {
1033	warn "FATAL: $filename~: $!\n";	1199	warn "FATAL: $filename~: $!\n";
1034	}	1200	}
1035	} else {	1201	} else {
1036	aio_unlink $filename;	1202	aio_unlink $filename;
1037	aio_unlink "$filename.pst";	1203	aio_unlink "$filename.pst";
1038	}	1204	}
1039	}	1205	};
1040	}	1206	}
1041		1207
1042	sub object_freezer_as_string {	1208	sub object_freezer_as_string {
1043	my ($rdata, $objs) = @_;	1209	my ($rdata, $objs) = @_;
1044		1210
…		…
1056	or return;	1222	or return;
1057		1223
1058	unless (aio_stat "$filename.pst") {	1224	unless (aio_stat "$filename.pst") {
1059	(aio_load "$filename.pst", $av) >= 0	1225	(aio_load "$filename.pst", $av) >= 0
1060	or return;	1226	or return;
		1227
1061	$av = eval { (Storable::thaw $av)->{objs} };	1228	my $st = eval { Coro::Storable::thaw $av };
		1229	$av = $st->{objs};
1062	}	1230	}
1063		1231
		1232	utf8::decode (my $decname = $filename);
1064	warn sprintf "loading %s (%d)\n",	1233	warn sprintf "loading %s (%d,%d)\n",
1065	$filename, length $data, scalar @{$av || []};	1234	$decname, length $data, scalar @{$av || []};
		1235
1066	return ($data, $av);	1236	($data, $av)
1067	}	1237	}
1068		1238
1069	=head2 COMMAND CALLBACKS	1239	=head2 COMMAND CALLBACKS
1070		1240
1071	=over 4	1241	=over 4
…		…
1125	my ($name, $cb) = @_;	1295	my ($name, $cb) = @_;
1126		1296
1127	$EXTICMD{$name} = $cb;	1297	$EXTICMD{$name} = $cb;
1128	}	1298	}
1129		1299
		1300	use File::Glob ();
		1301
1130	cf::player->attach (	1302	cf::player->attach (
1131	on_command => sub {	1303	on_command => sub {
1132	my ($pl, $name, $params) = @_;	1304	my ($pl, $name, $params) = @_;
1133		1305
1134	my $cb = $COMMAND{$name}	1306	my $cb = $COMMAND{$name}
…		…
1166		1338
1167	cf::override;	1339	cf::override;
1168	},	1340	},
1169	);	1341	);
1170		1342
		1343	# "readahead" all extensions
		1344	sub cache_extensions {
		1345	my $grp = IO::AIO::aio_group;
		1346
		1347	add $grp IO::AIO::aio_readdir $LIBDIR, sub {
		1348	for (grep /\.ext$/, @{$_[0]}) {
		1349	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1350	}
		1351	};
		1352
		1353	$grp
		1354	}
		1355
1171	sub load_extensions {	1356	sub load_extensions {
1172	cf::sync_job {	1357	cf::sync_job {
1173	my %todo;	1358	my %todo;
1174		1359
1175	for my $path (<$LIBDIR/*.ext>) {	1360	for my $path (<$LIBDIR/*.ext>) {
…		…
1194		1379
1195	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1380	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1196	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1381	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1197		1382
1198	$ext{source} =	1383	$ext{source} =
1199	"package $pkg; use strict; use utf8;\n"	1384	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1200	. "#line 1 \"$path\"\n{\n"	1385	. "#line 1 \"$path\"\n{\n"
1201	. $source	1386	. $source
1202	. "\n};\n1";	1387	. "\n};\n1";
1203		1388
1204	$todo{$base} = \%ext;	1389	$todo{$base} = \%ext;
…		…
1220	my $msg = $@ ? "$v->{path}: $@\n"	1405	my $msg = $@ ? "$v->{path}: $@\n"
1221	: "$v->{base}: extension inactive.\n";	1406	: "$v->{base}: extension inactive.\n";
1222		1407
1223	if (exists $v->{meta}{mandatory}) {	1408	if (exists $v->{meta}{mandatory}) {
1224	warn $msg;	1409	warn $msg;
1225	warn "mandatory extension failed to load, exiting.\n";	1410	cf::cleanup "mandatory extension failed to load, exiting.";
1226	exit 1;
1227	}	1411	}
1228		1412
1229	warn $msg;	1413	warn $msg;
1230	}	1414	}
1231		1415
…		…
1245		1429
1246	=back	1430	=back
1247		1431
1248	=head2 CORE EXTENSIONS	1432	=head2 CORE EXTENSIONS
1249		1433
1250	Functions and methods that extend core crossfire objects.	1434	Functions and methods that extend core deliantra objects.
1251		1435
1252	=cut	1436	=cut
1253		1437
1254	package cf::player;	1438	package cf::player;
1255		1439
1256	use Coro::AIO;	1440	use Coro::AIO;
1257		1441
1258	=head3 cf::player	1442	=head3 cf::player
1259		1443
1260	=over 4	1444	=over 4
		1445
		1446	=item cf::player::num_playing
		1447
		1448	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1449
		1450	=cut
		1451
		1452	sub num_playing {
		1453	scalar grep
		1454	$_->ob->map
		1455	&& !$_->hidden
		1456	&& !$_->ob->flag (cf::FLAG_WIZ),
		1457	cf::player::list
		1458	}
1261		1459
1262	=item cf::player::find $login	1460	=item cf::player::find $login
1263		1461
1264	Returns the given player object, loading it if necessary (might block).	1462	Returns the given player object, loading it if necessary (might block).
1265		1463
…		…
1284		1482
1285	sub exists($) {	1483	sub exists($) {
1286	my ($login) = @_;	1484	my ($login) = @_;
1287		1485
1288	$cf::PLAYER{$login}	1486	$cf::PLAYER{$login}
1289	or cf::sync_job { !aio_stat path $login }	1487	or !aio_stat path $login
1290	}	1488	}
1291		1489
1292	sub find($) {	1490	sub find($) {
1293	return $cf::PLAYER{$_[0]} || do {	1491	return $cf::PLAYER{$_[0]} || do {
1294	my $login = $_[0];	1492	my $login = $_[0];
…		…
1301	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1499	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1302	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1500	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1303	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1501	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1304	aio_unlink +(playerdir $login) . "/$login.pl";	1502	aio_unlink +(playerdir $login) . "/$login.pl";
1305		1503
1306	my $pl = load_pl path $login	1504	my $f = new_from_file cf::object::thawer path $login
1307	or return;	1505	or return;
		1506
		1507	my $pl = cf::player::load_pl $f
		1508	or return;
		1509
		1510	local $cf::PLAYER_LOADING{$login} = $pl;
		1511	$f->resolve_delayed_derefs;
1308	$cf::PLAYER{$login} = $pl	1512	$cf::PLAYER{$login} = $pl
1309	}	1513	}
1310	}	1514	}
1311	}	1515	}
1312		1516
…		…
1321	return if $pl->{deny_save};	1525	return if $pl->{deny_save};
1322		1526
1323	aio_mkdir playerdir $pl, 0770;	1527	aio_mkdir playerdir $pl, 0770;
1324	$pl->{last_save} = $cf::RUNTIME;	1528	$pl->{last_save} = $cf::RUNTIME;
1325		1529
		1530	cf::get_slot 0.01;
		1531
1326	$pl->save_pl ($path);	1532	$pl->save_pl ($path);
1327	Coro::cede;	1533	cf::cede_to_tick;
1328	}	1534	}
1329		1535
1330	sub new($) {	1536	sub new($) {
1331	my ($login) = @_;	1537	my ($login) = @_;
1332		1538
…		…
1361	my ($pl) = @_;	1567	my ($pl) = @_;
1362		1568
1363	my $name = $pl->ob->name;	1569	my $name = $pl->ob->name;
1364		1570
1365	$pl->{deny_save} = 1;	1571	$pl->{deny_save} = 1;
1366	$pl->password ("*"); # this should lock out the player until we nuked the dir	1572	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1367		1573
1368	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1574	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1369	$pl->deactivate;	1575	$pl->deactivate;
		1576	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1577	$pl->ob->check_score;
1370	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1578	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1371	$pl->ns->destroy if $pl->ns;	1579	$pl->ns->destroy if $pl->ns;
1372		1580
1373	my $path = playerdir $pl;	1581	my $path = playerdir $pl;
1374	my $temp = "$path~$cf::RUNTIME~deleting~";	1582	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1410	or return [];	1618	or return [];
1411		1619
1412	my @logins;	1620	my @logins;
1413		1621
1414	for my $login (@$dirs) {	1622	for my $login (@$dirs) {
		1623	my $path = path $login;
		1624
		1625	# a .pst is a dead give-away for a valid player
		1626	# if no pst file found, open and chekc for blocked users
		1627	if (aio_stat "$path.pst") {
1415	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1628	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1416	aio_read $fh, 0, 512, my $buf, 0 or next;	1629	aio_read $fh, 0, 512, my $buf, 0 or next;
1417	$buf !~ /^password -------------$/m or next; # official not-valid tag	1630	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1631	}
1418		1632
1419	utf8::decode $login;	1633	utf8::decode $login;
1420	push @logins, $login;	1634	push @logins, $login;
1421	}	1635	}
1422		1636
…		…
1449	}	1663	}
1450		1664
1451	\@paths	1665	\@paths
1452	}	1666	}
1453		1667
1454	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1668	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1455		1669
1456	Expand crossfire pod fragments into protocol xml.	1670	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		1671
1504	=item $player->ext_reply ($msgid, @msg)	1672	=item $player->ext_reply ($msgid, @msg)
1505		1673
1506	Sends an ext reply to the player.	1674	Sends an ext reply to the player.
1507		1675
…		…
1574	our $MAX_RESET = 3600;	1742	our $MAX_RESET = 3600;
1575	our $DEFAULT_RESET = 3000;	1743	our $DEFAULT_RESET = 3000;
1576		1744
1577	sub generate_random_map {	1745	sub generate_random_map {
1578	my ($self, $rmp) = @_;	1746	my ($self, $rmp) = @_;
		1747
		1748	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1749
1579	# mit "rum" bekleckern, nicht	1750	# mit "rum" bekleckern, nicht
1580	$self->_create_random_map (	1751	$self->_create_random_map (
1581	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1752	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1582	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1753	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1583	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1754	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1705		1876
1706	# the temporary/swap location	1877	# the temporary/swap location
1707	sub save_path {	1878	sub save_path {
1708	my ($self) = @_;	1879	my ($self) = @_;
1709		1880
1710	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1881	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1711	"$TMPDIR/$path.map"	1882	"$TMPDIR/$path.map"
1712	}	1883	}
1713		1884
1714	# the unique path, undef == no special unique path	1885	# the unique path, undef == no special unique path
1715	sub uniq_path {	1886	sub uniq_path {
1716	my ($self) = @_;	1887	my ($self) = @_;
1717		1888
1718	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1889	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1719	"$UNIQUEDIR/$path"	1890	"$UNIQUEDIR/$path"
1720	}	1891	}
1721		1892
1722	# and all this just because we cannot iterate over	1893	# and all this just because we cannot iterate over
1723	# all maps in C++...	1894	# all maps in C++...
…		…
1746		1917
1747	sub load_header_from($) {	1918	sub load_header_from($) {
1748	my ($self, $path) = @_;	1919	my ($self, $path) = @_;
1749		1920
1750	utf8::encode $path;	1921	utf8::encode $path;
1751	#aio_open $path, O_RDONLY, 0	1922	my $f = new_from_file cf::object::thawer $path
1752	# or return;
1753
1754	$self->_load_header ($path)
1755	or return;	1923	or return;
		1924
		1925	$self->_load_header ($f)
		1926	or return;
		1927
		1928	local $MAP_LOADING{$self->{path}} = $self;
		1929	$f->resolve_delayed_derefs;
1756		1930
1757	$self->{load_path} = $path;	1931	$self->{load_path} = $path;
1758		1932
1759	1	1933	1
1760	}	1934	}
…		…
1814	sub find {	1988	sub find {
1815	my ($path, $origin) = @_;	1989	my ($path, $origin) = @_;
1816		1990
1817	$path = normalise $path, $origin && $origin->path;	1991	$path = normalise $path, $origin && $origin->path;
1818		1992
		1993	cf::lock_wait "map_data:$path";#d#remove
1819	cf::lock_wait "map_find:$path";	1994	cf::lock_wait "map_find:$path";
1820		1995
1821	$cf::MAP{$path} || do {	1996	$cf::MAP{$path} || do {
		1997	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1822	my $guard = cf::lock_acquire "map_find:$path";	1998	my $guard2 = cf::lock_acquire "map_find:$path";
		1999
1823	my $map = new_from_path cf::map $path	2000	my $map = new_from_path cf::map $path
1824	or return;	2001	or return;
1825		2002
1826	$map->{last_save} = $cf::RUNTIME;	2003	$map->{last_save} = $cf::RUNTIME;
1827		2004
…		…
1829	or return;	2006	or return;
1830		2007
1831	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2008	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1832	# doing this can freeze the server in a sync job, obviously	2009	# doing this can freeze the server in a sync job, obviously
1833	#$cf::WAIT_FOR_TICK->wait;	2010	#$cf::WAIT_FOR_TICK->wait;
		2011	undef $guard2;
		2012	undef $guard1;
1834	$map->reset;	2013	$map->reset;
1835	undef $guard;
1836	return find $path;	2014	return find $path;
1837	}	2015	}
1838		2016
1839	$cf::MAP{$path} = $map	2017	$cf::MAP{$path} = $map
1840	}	2018	}
…		…
1849	local $self->{deny_reset} = 1; # loading can take a long time	2027	local $self->{deny_reset} = 1; # loading can take a long time
1850		2028
1851	my $path = $self->{path};	2029	my $path = $self->{path};
1852		2030
1853	{	2031	{
1854	my $guard = cf::lock_acquire "map_load:$path";	2032	my $guard = cf::lock_acquire "map_data:$path";
1855		2033
		2034	return unless $self->valid;
1856	return if $self->in_memory != cf::MAP_SWAPPED;	2035	return unless $self->in_memory == cf::MAP_SWAPPED;
1857		2036
1858	$self->in_memory (cf::MAP_LOADING);	2037	$self->in_memory (cf::MAP_LOADING);
1859		2038
1860	$self->alloc;	2039	$self->alloc;
1861		2040
1862	$self->pre_load;	2041	$self->pre_load;
1863	Coro::cede;	2042	cf::cede_to_tick;
1864		2043
		2044	my $f = new_from_file cf::object::thawer $self->{load_path};
		2045	$f->skip_block;
1865	$self->_load_objects ($self->{load_path}, 1)	2046	$self->_load_objects ($f)
1866	or return;	2047	or return;
1867		2048
1868	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2049	$self->post_load_original
1869	if delete $self->{load_original};	2050	if delete $self->{load_original};
1870		2051
1871	if (my $uniq = $self->uniq_path) {	2052	if (my $uniq = $self->uniq_path) {
1872	utf8::encode $uniq;	2053	utf8::encode $uniq;
1873	if (aio_open $uniq, O_RDONLY, 0) {	2054	unless (aio_stat $uniq) {
		2055	if (my $f = new_from_file cf::object::thawer $uniq) {
1874	$self->clear_unique_items;	2056	$self->clear_unique_items;
1875	$self->_load_objects ($uniq, 0);	2057	$self->_load_objects ($f);
		2058	$f->resolve_delayed_derefs;
		2059	}
1876	}	2060	}
1877	}	2061	}
1878		2062
1879	Coro::cede;	2063	$f->resolve_delayed_derefs;
		2064
		2065	cf::cede_to_tick;
1880	# now do the right thing for maps	2066	# now do the right thing for maps
1881	$self->link_multipart_objects;	2067	$self->link_multipart_objects;
1882	$self->difficulty ($self->estimate_difficulty)	2068	$self->difficulty ($self->estimate_difficulty)
1883	unless $self->difficulty;	2069	unless $self->difficulty;
1884	Coro::cede;	2070	cf::cede_to_tick;
1885		2071
1886	unless ($self->{deny_activate}) {	2072	unless ($self->{deny_activate}) {
1887	$self->decay_objects;	2073	$self->decay_objects;
1888	$self->fix_auto_apply;	2074	$self->fix_auto_apply;
1889	$self->update_buttons;	2075	$self->update_buttons;
1890	Coro::cede;	2076	cf::cede_to_tick;
1891	$self->set_darkness_map;	2077	$self->set_darkness_map;
1892	Coro::cede;	2078	cf::cede_to_tick;
1893	$self->activate;	2079	$self->activate;
1894	}	2080	}
1895		2081
1896	$self->{last_save} = $cf::RUNTIME;	2082	$self->{last_save} = $cf::RUNTIME;
1897	$self->last_access ($cf::RUNTIME);	2083	$self->last_access ($cf::RUNTIME);
1898		2084
1899	$self->in_memory (cf::MAP_IN_MEMORY);	2085	$self->in_memory (cf::MAP_ACTIVE);
1900	}	2086	}
1901		2087
1902	$self->post_load;	2088	$self->post_load;
1903	}	2089	}
1904		2090
…		…
1962	my ($path, $origin, $load) = @_;	2148	my ($path, $origin, $load) = @_;
1963		2149
1964	$path = normalise $path, $origin && $origin->{path};	2150	$path = normalise $path, $origin && $origin->{path};
1965		2151
1966	if (my $map = $cf::MAP{$path}) {	2152	if (my $map = $cf::MAP{$path}) {
1967	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2153	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1968	}	2154	}
1969		2155
1970	$MAP_PREFETCH{$path} |= $load;	2156	$MAP_PREFETCH{$path} |= $load;
1971		2157
1972	$MAP_PREFETCHER ||= cf::async {	2158	$MAP_PREFETCHER ||= cf::async {
		2159	$Coro::current->{desc} = "map prefetcher";
		2160
1973	while (%MAP_PREFETCH) {	2161	while (%MAP_PREFETCH) {
1974	while (my ($k, $v) = each %MAP_PREFETCH) {	2162	while (my ($k, $v) = each %MAP_PREFETCH) {
1975	if (my $map = find $k) {	2163	if (my $map = find $k) {
1976	$map->load if $v;	2164	$map->load if $v;
1977	}	2165	}
…		…
1987	}	2175	}
1988		2176
1989	sub save {	2177	sub save {
1990	my ($self) = @_;	2178	my ($self) = @_;
1991		2179
1992	my $lock = cf::lock_acquire "map_data:" . $self->path;	2180	my $lock = cf::lock_acquire "map_data:$self->{path}";
1993		2181
1994	$self->{last_save} = $cf::RUNTIME;	2182	$self->{last_save} = $cf::RUNTIME;
1995		2183
1996	return unless $self->dirty;	2184	return unless $self->dirty;
1997		2185
…		…
2003	return if $self->{deny_save};	2191	return if $self->{deny_save};
2004		2192
2005	local $self->{last_access} = $self->last_access;#d#	2193	local $self->{last_access} = $self->last_access;#d#
2006		2194
2007	cf::async {	2195	cf::async {
		2196	$Coro::current->{desc} = "map player save";
2008	$_->contr->save for $self->players;	2197	$_->contr->save for $self->players;
2009	};	2198	};
		2199
		2200	cf::get_slot 0.02;
2010		2201
2011	if ($uniq) {	2202	if ($uniq) {
2012	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2203	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2013	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2204	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2014	} else {	2205	} else {
…		…
2020	my ($self) = @_;	2211	my ($self) = @_;
2021		2212
2022	# save first because save cedes	2213	# save first because save cedes
2023	$self->save;	2214	$self->save;
2024		2215
2025	my $lock = cf::lock_acquire "map_data:" . $self->path;	2216	my $lock = cf::lock_acquire "map_data:$self->{path}";
2026		2217
2027	return if $self->players;	2218	return if $self->players;
2028	return if $self->in_memory != cf::MAP_IN_MEMORY;	2219	return if $self->in_memory != cf::MAP_ACTIVE;
2029	return if $self->{deny_save};	2220	return if $self->{deny_save};
2030		2221
		2222	$self->in_memory (cf::MAP_SWAPPED);
		2223
		2224	$self->deactivate;
		2225	$_->clear_links_to ($self) for values %cf::MAP;
2031	$self->clear;	2226	$self->clear;
2032	$self->in_memory (cf::MAP_SWAPPED);
2033	}	2227	}
2034		2228
2035	sub reset_at {	2229	sub reset_at {
2036	my ($self) = @_;	2230	my ($self) = @_;
2037		2231
…		…
2069	if $uniq;	2263	if $uniq;
2070	}	2264	}
2071		2265
2072	delete $cf::MAP{$self->path};	2266	delete $cf::MAP{$self->path};
2073		2267
		2268	$self->deactivate;
		2269	$_->clear_links_to ($self) for values %cf::MAP;
2074	$self->clear;	2270	$self->clear;
2075
2076	$_->clear_links_to ($self) for values %cf::MAP;
2077		2271
2078	$self->unlink_save;	2272	$self->unlink_save;
2079	$self->destroy;	2273	$self->destroy;
2080	}	2274	}
2081		2275
2082	my $nuke_counter = "aaaa";	2276	my $nuke_counter = "aaaa";
2083		2277
2084	sub nuke {	2278	sub nuke {
2085	my ($self) = @_;	2279	my ($self) = @_;
2086		2280
		2281	{
		2282	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2283
2087	delete $cf::MAP{$self->path};	2284	delete $cf::MAP{$self->path};
2088		2285
2089	$self->unlink_save;	2286	$self->unlink_save;
2090		2287
2091	bless $self, "cf::map";	2288	bless $self, "cf::map";
2092	delete $self->{deny_reset};	2289	delete $self->{deny_reset};
2093	$self->{deny_save} = 1;	2290	$self->{deny_save} = 1;
2094	$self->reset_timeout (1);	2291	$self->reset_timeout (1);
2095	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2292	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2096		2293
2097	$cf::MAP{$self->path} = $self;	2294	$cf::MAP{$self->path} = $self;
		2295	}
2098		2296
2099	$self->reset; # polite request, might not happen	2297	$self->reset; # polite request, might not happen
2100	}	2298	}
2101		2299
2102	=item $maps = cf::map::tmp_maps	2300	=item $maps = cf::map::tmp_maps
…		…
2144		2342
2145	sub unique_maps() {	2343	sub unique_maps() {
2146	[	2344	[
2147	map {	2345	map {
2148	utf8::decode $_;	2346	utf8::decode $_;
2149	/\.map$/	2347	s/\.map$//; # TODO future compatibility hack
		2348	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2349	? ()
2150	? normalise $_	2350	: normalise $_
2151	: ()
2152	} @{ aio_readdir $UNIQUEDIR or [] }	2351	} @{ aio_readdir $UNIQUEDIR or [] }
2153	]	2352	]
2154	}	2353	}
2155		2354
2156	package cf;
2157
2158	=back	2355	=back
2159		2356
2160	=head3 cf::object	2357	=head3 cf::object
2161		2358
2162	=cut	2359	=cut
…		…
2165		2362
2166	=over 4	2363	=over 4
2167		2364
2168	=item $ob->inv_recursive	2365	=item $ob->inv_recursive
2169		2366
2170	Returns the inventory of the object _and_ their inventories, recursively.	2367	Returns the inventory of the object I<and> their inventories, recursively,
		2368	but I<not> the object itself.
2171		2369
2172	=cut	2370	=cut
2173		2371
2174	sub inv_recursive_;	2372	sub inv_recursive_;
2175	sub inv_recursive_ {	2373	sub inv_recursive_ {
…		…
2178		2376
2179	sub inv_recursive {	2377	sub inv_recursive {
2180	inv_recursive_ inv $_[0]	2378	inv_recursive_ inv $_[0]
2181	}	2379	}
2182		2380
		2381	=item $ref = $ob->ref
		2382
		2383	Creates and returns a persistent reference to an object that can be stored as a string.
		2384
		2385	=item $ob = cf::object::deref ($refstring)
		2386
		2387	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2388	even if the object actually exists. May block.
		2389
		2390	=cut
		2391
		2392	sub deref {
		2393	my ($ref) = @_;
		2394
		2395	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2396	my ($uuid, $name) = ($1, $2);
		2397	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2398	or return;
		2399	$pl->ob->uuid eq $uuid
		2400	or return;
		2401
		2402	$pl->ob
		2403	} else {
		2404	warn "$ref: cannot resolve object reference\n";
		2405	undef
		2406	}
		2407	}
		2408
2183	package cf;	2409	package cf;
2184		2410
2185	=back	2411	=back
2186		2412
2187	=head3 cf::object::player	2413	=head3 cf::object::player
…		…
2193	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2419	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	2420	can be C<undef>. Does the right thing when the player is currently in a
2195	dialogue with the given NPC character.	2421	dialogue with the given NPC character.
2196		2422
2197	=cut	2423	=cut
		2424
		2425	our $SAY_CHANNEL = {
		2426	id => "say",
		2427	title => "Map",
		2428	reply => "say ",
		2429	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",
		2430	};
		2431
		2432	our $CHAT_CHANNEL = {
		2433	id => "chat",
		2434	title => "Chat",
		2435	reply => "chat ",
		2436	tooltip => "Player chat and shouts, global to the server.",
		2437	};
2198		2438
2199	# rough implementation of a future "reply" method that works	2439	# rough implementation of a future "reply" method that works
2200	# with dialog boxes.	2440	# with dialog boxes.
2201	#TODO: the first argument must go, split into a $npc->reply_to ( method	2441	#TODO: the first argument must go, split into a $npc->reply_to ( method
2202	sub cf::object::player::reply($$$;$) {	2442	sub cf::object::player::reply($$$;$) {
…		…
2214	my $dialog = $pl->{npc_dialog};	2454	my $dialog = $pl->{npc_dialog};
2215	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2455	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2216		2456
2217	} else {	2457	} else {
2218	$msg = $npc->name . " says: $msg" if $npc;	2458	$msg = $npc->name . " says: $msg" if $npc;
2219	$self->message ($msg, $flags);	2459	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2220	}	2460	}
2221	}	2461	}
2222	}	2462	}
2223		2463
2224	=item $object->send_msg ($channel, $msg, $color, [extra...])	2464	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2249		2489
2250	=item $player_object->enter_link	2490	=item $player_object->enter_link
2251		2491
2252	Freezes the player and moves him/her to a special map (C<{link}>).	2492	Freezes the player and moves him/her to a special map (C<{link}>).
2253		2493
2254	The player should be reasonably safe there for short amounts of time. You	2494	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.	2495	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2496	though, as the palyer cannot control the character while it is on the link
		2497	map.
2256		2498
2257	Will never block.	2499	Will never block.
2258		2500
2259	=item $player_object->leave_link ($map, $x, $y)	2501	=item $player_object->leave_link ($map, $x, $y)
2260		2502
…		…
2318		2560
2319	$map->load;	2561	$map->load;
2320	$map->load_neighbours;	2562	$map->load_neighbours;
2321		2563
2322	return unless $self->contr->active;	2564	return unless $self->contr->active;
		2565	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2323	$self->activate_recursive;	2566	$self->activate_recursive;
2324		2567
2325	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2568	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2326	$self->enter_map ($map, $x, $y);	2569	$self->enter_map ($map, $x, $y);
2327	}	2570	}
…		…
2332	her, loading and preparing them map, calling the provided $check callback	2575	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	2576	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	2577	the new (success) or old (failed) map position. In either case, $done will
2335	be called at the end of this process.	2578	be called at the end of this process.
2336		2579
		2580	Note that $check will be called with a potentially non-loaded map, so if
		2581	it needs a loaded map it has to call C<< ->load >>.
		2582
2337	=cut	2583	=cut
2338		2584
2339	our $GOTOGEN;	2585	our $GOTOGEN;
2340		2586
2341	sub cf::object::player::goto {	2587	sub cf::object::player::goto {
…		…
2345	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2591	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2346		2592
2347	$self->enter_link;	2593	$self->enter_link;
2348		2594
2349	(async {	2595	(async {
		2596	$Coro::current->{desc} = "player::goto $path $x $y";
		2597
		2598	# *tag paths override both path and x|y
		2599	if ($path =~ /^\*(.*)$/) {
		2600	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2601	my $ob = $obs[rand @obs];
		2602
		2603	# see if we actually can go there
		2604	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2605	$ob = $obs[rand @obs];
		2606	} else {
		2607	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2608	}
		2609	# else put us there anyways for now #d#
		2610
		2611	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2612	} else {
		2613	($path, $x, $y) = (undef, undef, undef);
		2614	}
		2615	}
		2616
2350	my $map = eval {	2617	my $map = eval {
2351	my $map = cf::map::find $path;	2618	my $map = defined $path ? cf::map::find $path : undef;
2352		2619
2353	if ($map) {	2620	if ($map) {
2354	$map = $map->customise_for ($self);	2621	$map = $map->customise_for ($self);
2355	$map = $check->($map) if $check && $map;	2622	$map = $check->($map) if $check && $map;
2356	} else {	2623	} else {
2357	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2624	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2358	}	2625	}
2359		2626
2360	$map	2627	$map
2361	};	2628	};
2362		2629
…		…
2398	}	2665	}
2399		2666
2400	sub prepare_random_map {	2667	sub prepare_random_map {
2401	my ($exit) = @_;	2668	my ($exit) = @_;
2402		2669
2403	my $guard = cf::lock_acquire "exit_prepare:$exit";
2404
2405	# all this does is basically replace the /! path by	2670	# all this does is basically replace the /! path by
2406	# a new random map path (?random/...) with a seed	2671	# a new random map path (?random/...) with a seed
2407	# that depends on the exit object	2672	# that depends on the exit object
2408		2673
2409	my $rmp = parse_random_map_params $exit->msg;	2674	my $rmp = parse_random_map_params $exit->msg;
…		…
2411	if ($exit->map) {	2676	if ($exit->map) {
2412	$rmp->{region} = $exit->region->name;	2677	$rmp->{region} = $exit->region->name;
2413	$rmp->{origin_map} = $exit->map->path;	2678	$rmp->{origin_map} = $exit->map->path;
2414	$rmp->{origin_x} = $exit->x;	2679	$rmp->{origin_x} = $exit->x;
2415	$rmp->{origin_y} = $exit->y;	2680	$rmp->{origin_y} = $exit->y;
		2681
		2682	$exit->map->touch;
2416	}	2683	}
2417		2684
2418	$rmp->{random_seed} ||= $exit->random_seed;	2685	$rmp->{random_seed} ||= $exit->random_seed;
2419		2686
2420	my $data = cf::to_json $rmp;	2687	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2421	my $md5 = Digest::MD5::md5_hex $data;	2688	my $md5 = Digest::MD5::md5_hex $data;
2422	my $meta = "$RANDOMDIR/$md5.meta";	2689	my $meta = "$RANDOMDIR/$md5.meta";
2423		2690
2424	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2691	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2425	aio_write $fh, 0, (length $data), $data, 0;	2692	aio_write $fh, 0, (length $data), $data, 0;
2426	undef $fh;	2693	undef $fh;
2427	aio_rename "$meta~", $meta;	2694	aio_rename "$meta~", $meta;
2428		2695
		2696	my $slaying = "?random/$md5";
		2697
		2698	if ($exit->valid) {
2429	$exit->slaying ("?random/$md5");	2699	$exit->slaying ("?random/$md5");
2430	$exit->msg (undef);	2700	$exit->msg (undef);
		2701	}
2431	}	2702	}
2432	}	2703	}
2433		2704
2434	sub cf::object::player::enter_exit {	2705	sub cf::object::player::enter_exit {
2435	my ($self, $exit) = @_;	2706	my ($self, $exit) = @_;
2436		2707
2437	return unless $self->type == cf::PLAYER;	2708	return unless $self->type == cf::PLAYER;
2438		2709
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;	2710	$self->enter_link;
2451		2711
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 {	2712	(async {
2457	$self->deactivate_recursive; # just to be sure	2713	$Coro::current->{desc} = "enter_exit";
		2714
2458	unless (eval {	2715	unless (eval {
		2716	$self->deactivate_recursive; # just to be sure
		2717
		2718	# random map handling
		2719	{
		2720	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2721
		2722	prepare_random_map $exit
		2723	if $exit->slaying eq "/!";
		2724	}
		2725
		2726	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2727	my $x = $exit->stats->hp;
		2728	my $y = $exit->stats->sp;
		2729
2459	$self->goto ($slaying, $hp, $sp);	2730	$self->goto ($map, $x, $y);
2460		2731
		2732	# if exit is damned, update players death & WoR home-position
		2733	$self->contr->savebed ($map, $x, $y)
		2734	if $exit->flag (cf::FLAG_DAMNED);
		2735
2461	1;	2736	1
2462	}) {	2737	}) {
2463	$self->message ("Something went wrong deep within the crossfire server. "	2738	$self->message ("Something went wrong deep within the deliantra server. "
2464	. "I'll try to bring you back to the map you were before. "	2739	. "I'll try to bring you back to the map you were before. "
2465	. "Please report this to the dungeon master!",	2740	. "Please report this to the dungeon master!",
2466	cf::NDI_UNIQUE | cf::NDI_RED);	2741	cf::NDI_UNIQUE | cf::NDI_RED);
2467		2742
2468	warn "ERROR in enter_exit: $@";	2743	warn "ERROR in enter_exit: $@";
…		…
2496	the message, with C<log> being the default. If C<$color> is negative, suppress	2771	the message, with C<log> being the default. If C<$color> is negative, suppress
2497	the message unless the client supports the msg packet.	2772	the message unless the client supports the msg packet.
2498		2773
2499	=cut	2774	=cut
2500		2775
		2776	# non-persistent channels (usually the info channel)
		2777	our %CHANNEL = (
		2778	"c/identify" => {
		2779	id => "infobox",
		2780	title => "Identify",
		2781	reply => undef,
		2782	tooltip => "Items recently identified",
		2783	},
		2784	"c/examine" => {
		2785	id => "infobox",
		2786	title => "Examine",
		2787	reply => undef,
		2788	tooltip => "Signs and other items you examined",
		2789	},
		2790	"c/book" => {
		2791	id => "infobox",
		2792	title => "Book",
		2793	reply => undef,
		2794	tooltip => "The contents of a note or book",
		2795	},
		2796	"c/lookat" => {
		2797	id => "infobox",
		2798	title => "Look",
		2799	reply => undef,
		2800	tooltip => "What you saw there",
		2801	},
		2802	"c/who" => {
		2803	id => "infobox",
		2804	title => "Players",
		2805	reply => undef,
		2806	tooltip => "Shows players who are currently online",
		2807	},
		2808	"c/body" => {
		2809	id => "infobox",
		2810	title => "Body Parts",
		2811	reply => undef,
		2812	tooltip => "Shows which body parts you posess and are available",
		2813	},
		2814	"c/skills" => {
		2815	id => "infobox",
		2816	title => "Skills",
		2817	reply => undef,
		2818	tooltip => "Shows your experience per skill and item power",
		2819	},
		2820	"c/uptime" => {
		2821	id => "infobox",
		2822	title => "Uptime",
		2823	reply => undef,
		2824	tooltip => "How long the server has been running since last restart",
		2825	},
		2826	"c/mapinfo" => {
		2827	id => "infobox",
		2828	title => "Map Info",
		2829	reply => undef,
		2830	tooltip => "Information related to the maps",
		2831	},
		2832	"c/party" => {
		2833	id => "party",
		2834	title => "Party",
		2835	reply => "gsay ",
		2836	tooltip => "Messages and chat related to your party",
		2837	},
		2838	);
		2839
2501	sub cf::client::send_msg {	2840	sub cf::client::send_msg {
2502	my ($self, $channel, $msg, $color, @extra) = @_;	2841	my ($self, $channel, $msg, $color, @extra) = @_;
2503		2842
2504	$msg = $self->pl->expand_cfpod ($msg);	2843	$msg = $self->pl->expand_cfpod ($msg)
		2844	unless $color & cf::NDI_VERBATIM;
2505		2845
2506	$color &= cf::NDI_CLIENT_MASK; # just in case...	2846	$color &= cf::NDI_CLIENT_MASK; # just in case...
2507		2847
		2848	# check predefined channels, for the benefit of C
		2849	if ($CHANNEL{$channel}) {
		2850	$channel = $CHANNEL{$channel};
		2851
		2852	$self->ext_msg (channel_info => $channel)
		2853	if $self->can_msg;
		2854
		2855	$channel = $channel->{id};
		2856
2508	if (ref $channel) {	2857	} elsif (ref $channel) {
2509	# send meta info to client, if not yet sent	2858	# send meta info to client, if not yet sent
2510	unless (exists $self->{channel}{$channel->{id}}) {	2859	unless (exists $self->{channel}{$channel->{id}}) {
2511	$self->{channel}{$channel->{id}} = $channel;	2860	$self->{channel}{$channel->{id}} = $channel;
2512	$self->ext_msg (channel_info => $channel);	2861	$self->ext_msg (channel_info => $channel)
		2862	if $self->can_msg;
2513	}	2863	}
2514		2864
2515	$channel = $channel->{id};	2865	$channel = $channel->{id};
2516	}	2866	}
2517		2867
…		…
2520	if ($self->can_msg) {	2870	if ($self->can_msg) {
2521	# default colour, mask it out	2871	# default colour, mask it out
2522	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2872	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2523	if $color & cf::NDI_DEF;	2873	if $color & cf::NDI_DEF;
2524		2874
2525	$self->send_packet ("msg " . $self->{json_coder}->encode (	2875	my $pkt = "msg "
		2876	. $self->{json_coder}->encode (
2526	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2877	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
		2878	);
		2879
		2880	# try lzf for large packets
		2881	$pkt = "lzf " . Compress::LZF::compress $pkt
		2882	if 1024 <= length $pkt and $self->{can_lzf};
		2883
		2884	# split very large packets
		2885	if (8192 < length $pkt and $self->{can_lzf}) {
		2886	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
		2887	$pkt = "frag";
		2888	}
		2889
		2890	$self->send_packet ($pkt);
2527	} else {	2891	} else {
2528	if ($color >= 0) {	2892	if ($color >= 0) {
2529	# replace some tags by gcfclient-compatible ones	2893	# replace some tags by gcfclient-compatible ones
2530	for ($msg) {	2894	for ($msg) {
2531	1 while	2895	1 while
…		…
2558	=cut	2922	=cut
2559		2923
2560	sub cf::client::ext_msg($$@) {	2924	sub cf::client::ext_msg($$@) {
2561	my ($self, $type, @msg) = @_;	2925	my ($self, $type, @msg) = @_;
2562		2926
2563	my $extcmd = $self->extcmd;
2564
2565	if ($extcmd == 2) {	2927	if ($self->extcmd == 2) {
2566	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	2928	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2567	} elsif ($extcmd == 1) { # TODO: remove	2929	} elsif ($self->extcmd == 1) { # TODO: remove
2568	push @msg, msgtype => "event_$type";	2930	push @msg, msgtype => "event_$type";
2569	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	2931	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2570	}	2932	}
2571	}	2933	}
2572		2934
…		…
2579	sub cf::client::ext_reply($$@) {	2941	sub cf::client::ext_reply($$@) {
2580	my ($self, $id, @msg) = @_;	2942	my ($self, $id, @msg) = @_;
2581		2943
2582	if ($self->extcmd == 2) {	2944	if ($self->extcmd == 2) {
2583	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	2945	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2584	} elsif ($self->ns->extcmd == 1) {	2946	} elsif ($self->extcmd == 1) {
2585	#TODO: version 1, remove	2947	#TODO: version 1, remove
2586	unshift @msg, msgtype => "reply", msgid => $id;	2948	unshift @msg, msgtype => "reply", msgid => $id;
2587	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	2949	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2588	}	2950	}
2589	}	2951	}
…		…
2731	=pod	3093	=pod
2732		3094
2733	The following functions and methods are available within a safe environment:	3095	The following functions and methods are available within a safe environment:
2734		3096
2735	cf::object	3097	cf::object
2736	contr pay_amount pay_player map x y force_find force_add	3098	contr pay_amount pay_player map x y force_find force_add destroy
2737	insert remove name archname title slaying race decrease_ob_nr	3099	insert remove name archname title slaying race decrease split
2738		3100
2739	cf::object::player	3101	cf::object::player
2740	player	3102	player
2741		3103
2742	cf::player	3104	cf::player
…		…
2747		3109
2748	=cut	3110	=cut
2749		3111
2750	for (	3112	for (
2751	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3113	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2752	insert remove inv name archname title slaying race	3114	insert remove inv nrof name archname title slaying race
2753	decrease_ob_nr)],	3115	decrease split destroy change_exp)],
2754	["cf::object::player" => qw(player)],	3116	["cf::object::player" => qw(player)],
2755	["cf::player" => qw(peaceful)],	3117	["cf::player" => qw(peaceful)],
2756	["cf::map" => qw(trigger)],	3118	["cf::map" => qw(trigger)],
2757	) {	3119	) {
2758	no strict 'refs';	3120	no strict 'refs';
…		…
2834	# the server's init and main functions	3196	# the server's init and main functions
2835		3197
2836	sub load_facedata($) {	3198	sub load_facedata($) {
2837	my ($path) = @_;	3199	my ($path) = @_;
2838		3200
		3201	# HACK to clear player env face cache, we need some signal framework
		3202	# for this (global event?)
		3203	%ext::player_env::MUSIC_FACE_CACHE = ();
		3204
2839	my $enc = JSON::XS->new->utf8->canonical;	3205	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2840		3206
2841	warn "loading facedata from $path\n";	3207	warn "loading facedata from $path\n";
2842		3208
2843	my $facedata;	3209	my $facedata;
2844	0 < aio_load $path, $facedata	3210	0 < aio_load $path, $facedata
…		…
2859	{	3225	{
2860	my $faces = $facedata->{faceinfo};	3226	my $faces = $facedata->{faceinfo};
2861		3227
2862	while (my ($face, $info) = each %$faces) {	3228	while (my ($face, $info) = each %$faces) {
2863	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3229	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3230
2864	cf::face::set_visibility $idx, $info->{visibility};	3231	cf::face::set_visibility $idx, $info->{visibility};
2865	cf::face::set_magicmap $idx, $info->{magicmap};	3232	cf::face::set_magicmap $idx, $info->{magicmap};
2866	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3233	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2867	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3234	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2868		3235
2869	cf::cede_to_tick;	3236	cf::cede_to_tick;
2870	}	3237	}
2871		3238
2872	while (my ($face, $info) = each %$faces) {	3239	while (my ($face, $info) = each %$faces) {
2873	next unless $info->{smooth};	3240	next unless $info->{smooth};
		3241
2874	my $idx = cf::face::find $face	3242	my $idx = cf::face::find $face
2875	or next;	3243	or next;
		3244
2876	if (my $smooth = cf::face::find $info->{smooth}) {	3245	if (my $smooth = cf::face::find $info->{smooth}) {
2877	cf::face::set_smooth $idx, $smooth;	3246	cf::face::set_smooth $idx, $smooth;
2878	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3247	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2879	} else {	3248	} else {
2880	warn "smooth face '$info->{smooth}' not found for face '$face'";	3249	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
2898	{	3267	{
2899	# TODO: for gcfclient pleasure, we should give resources	3268	# TODO: for gcfclient pleasure, we should give resources
2900	# that gcfclient doesn't grok a >10000 face index.	3269	# that gcfclient doesn't grok a >10000 face index.
2901	my $res = $facedata->{resource};	3270	my $res = $facedata->{resource};
2902		3271
2903	my $soundconf = delete $res->{"res/sound.conf"};
2904
2905	while (my ($name, $info) = each %$res) {	3272	while (my ($name, $info) = each %$res) {
		3273	if (defined $info->{type}) {
2906	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3274	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2907	my $data;	3275	my $data;
2908		3276
2909	if ($info->{type} & 1) {	3277	if ($info->{type} & 1) {
2910	# prepend meta info	3278	# prepend meta info
2911		3279
2912	my $meta = $enc->encode ({	3280	my $meta = $enc->encode ({
2913	name => $name,	3281	name => $name,
2914	%{ $info->{meta} || {} },	3282	%{ $info->{meta} || {} },
2915	});	3283	});
2916		3284
2917	$data = pack "(w/a*)*", $meta, $info->{data};	3285	$data = pack "(w/a*)*", $meta, $info->{data};
		3286	} else {
		3287	$data = $info->{data};
		3288	}
		3289
		3290	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3291	cf::face::set_type $idx, $info->{type};
2918	} else {	3292	} else {
2919	$data = $info->{data};	3293	$RESOURCE{$name} = $info;
2920	}	3294	}
2921		3295
2922	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
2923	cf::face::set_type $idx, $info->{type};
2924
2925	cf::cede_to_tick;	3296	cf::cede_to_tick;
2926	}	3297	}
2927
2928	if ($soundconf) {
2929	$soundconf = $enc->decode (delete $soundconf->{data});
2930
2931	for (0 .. SOUND_CAST_SPELL_0 - 1) {
2932	my $sound = $soundconf->{compat}[$_]
2933	or next;
2934
2935	my $face = cf::face::find "sound/$sound->[1]";
2936	cf::sound::set $sound->[0] => $face;
2937	cf::sound::old_sound_index $_, $face; # gcfclient-compat
2938	}
2939
2940	while (my ($k, $v) = each %{$soundconf->{event}}) {
2941	my $face = cf::face::find "sound/$v";
2942	cf::sound::set $k => $face;
2943	}
2944	}
2945	}	3298	}
		3299
		3300	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
2946		3301
2947	1	3302	1
2948	}	3303	}
		3304
		3305	cf::global->attach (on_resource_update => sub {
		3306	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3307	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3308
		3309	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3310	my $sound = $soundconf->{compat}[$_]
		3311	or next;
		3312
		3313	my $face = cf::face::find "sound/$sound->[1]";
		3314	cf::sound::set $sound->[0] => $face;
		3315	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3316	}
		3317
		3318	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3319	my $face = cf::face::find "sound/$v";
		3320	cf::sound::set $k => $face;
		3321	}
		3322	}
		3323	});
2949		3324
2950	register_exticmd fx_want => sub {	3325	register_exticmd fx_want => sub {
2951	my ($ns, $want) = @_;	3326	my ($ns, $want) = @_;
2952		3327
2953	while (my ($k, $v) = each %$want) {	3328	while (my ($k, $v) = each %$want) {
2954	$ns->fx_want ($k, $v);	3329	$ns->fx_want ($k, $v);
2955	}	3330	}
2956	};	3331	};
2957		3332
		3333	sub load_resource_file($) {
		3334	my $guard = lock_acquire "load_resource_file";
		3335
		3336	my $status = load_resource_file_ $_[0];
		3337	get_slot 0.1, 100;
		3338	cf::arch::commit_load;
		3339
		3340	$status
		3341	}
		3342
2958	sub reload_regions {	3343	sub reload_regions {
		3344	# HACK to clear player env face cache, we need some signal framework
		3345	# for this (global event?)
		3346	%ext::player_env::MUSIC_FACE_CACHE = ();
		3347
2959	load_resource_file "$MAPDIR/regions"	3348	load_resource_file "$MAPDIR/regions"
2960	or die "unable to load regions file\n";	3349	or die "unable to load regions file\n";
2961		3350
2962	for (cf::region::list) {	3351	for (cf::region::list) {
2963	$_->{match} = qr/$_->{match}/	3352	$_->{match} = qr/$_->{match}/
…		…
2971	}	3360	}
2972		3361
2973	sub reload_archetypes {	3362	sub reload_archetypes {
2974	load_resource_file "$DATADIR/archetypes"	3363	load_resource_file "$DATADIR/archetypes"
2975	or die "unable to load archetypes\n";	3364	or die "unable to load archetypes\n";
2976	#d# NEED to laod twice to resolve forward references
2977	# this really needs to be done in an extra post-pass
2978	# (which needs to be synchronous, so solve it differently)
2979	load_resource_file "$DATADIR/archetypes"
2980	or die "unable to load archetypes\n";
2981	}	3365	}
2982		3366
2983	sub reload_treasures {	3367	sub reload_treasures {
2984	load_resource_file "$DATADIR/treasures"	3368	load_resource_file "$DATADIR/treasures"
2985	or die "unable to load treasurelists\n";	3369	or die "unable to load treasurelists\n";
2986	}	3370	}
2987		3371
2988	sub reload_resources {	3372	sub reload_resources {
2989	warn "reloading resource files...\n";	3373	warn "reloading resource files...\n";
2990		3374
		3375	reload_facedata;
		3376	reload_archetypes;
2991	reload_regions;	3377	reload_regions;
2992	reload_facedata;
2993	#reload_archetypes;#d#
2994	reload_archetypes;
2995	reload_treasures;	3378	reload_treasures;
2996		3379
2997	warn "finished reloading resource files\n";	3380	warn "finished reloading resource files\n";
2998	}	3381	}
2999		3382
3000	sub init {	3383	sub reload_config {
3001	reload_resources;
3002	}
3003
3004	sub cfg_load {
3005	open my $fh, "<:utf8", "$CONFDIR/config"	3384	open my $fh, "<:utf8", "$CONFDIR/config"
3006	or return;	3385	or return;
3007		3386
3008	local $/;	3387	local $/;
3009	*CFG = YAML::Syck::Load <$fh>;	3388	*CFG = YAML::Load <$fh>;
3010		3389
3011	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3390	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3012		3391
3013	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3392	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3014	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3393	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3020	};	3399	};
3021	warn $@ if $@;	3400	warn $@ if $@;
3022	}	3401	}
3023	}	3402	}
3024		3403
		3404	sub pidfile() {
		3405	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3406	or die "$PIDFILE: $!";
		3407	flock $fh, &Fcntl::LOCK_EX
		3408	or die "$PIDFILE: flock: $!";
		3409	$fh
		3410	}
		3411
		3412	# make sure only one server instance is running at any one time
		3413	sub atomic {
		3414	my $fh = pidfile;
		3415
		3416	my $pid = <$fh>;
		3417	kill 9, $pid if $pid > 0;
		3418
		3419	seek $fh, 0, 0;
		3420	print $fh $$;
		3421	}
		3422
3025	sub main {	3423	sub main {
		3424	cf::init_globals; # initialise logging
		3425
		3426	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3427	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3428	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3429	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3430
		3431	cf::init_experience;
		3432	cf::init_anim;
		3433	cf::init_attackmess;
		3434	cf::init_dynamic;
		3435	cf::init_block;
		3436
		3437	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3438
3026	# we must not ever block the main coroutine	3439	# we must not ever block the main coroutine
3027	local $Coro::idle = sub {	3440	local $Coro::idle = sub {
3028	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3441	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3029	(async {	3442	(async {
3030	Event::one_event;	3443	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3444	EV::loop EV::LOOP_ONESHOT;
3031	})->prio (Coro::PRIO_MAX);	3445	})->prio (Coro::PRIO_MAX);
3032	};	3446	};
3033		3447
3034	cfg_load;	3448	evthread_start IO::AIO::poll_fileno;
		3449
		3450	cf::sync_job {
		3451	reload_resources;
		3452	reload_config;
3035	db_init;	3453	db_init;
		3454
		3455	cf::load_settings;
		3456	cf::load_materials;
		3457	cf::init_uuid;
		3458	cf::init_signals;
		3459	cf::init_commands;
		3460	cf::init_skills;
		3461
		3462	cf::init_beforeplay;
		3463
		3464	atomic;
		3465
3036	load_extensions;	3466	load_extensions;
3037		3467
3038	$TICK_WATCHER->start;	3468	utime time, time, $RUNTIMEFILE;
		3469
		3470	# no (long-running) fork's whatsoever before this point(!)
		3471	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3472
		3473	(pop @POST_INIT)->(0) while @POST_INIT;
		3474	};
		3475
3039	Event::loop;	3476	EV::loop;
3040	}	3477	}
3041		3478
3042	#############################################################################	3479	#############################################################################
3043	# initialisation and cleanup	3480	# initialisation and cleanup
3044		3481
3045	# install some emergency cleanup handlers	3482	# install some emergency cleanup handlers
3046	BEGIN {	3483	BEGIN {
		3484	our %SIGWATCHER = ();
3047	for my $signal (qw(INT HUP TERM)) {	3485	for my $signal (qw(INT HUP TERM)) {
3048	Event->signal (	3486	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3049	reentrant => 0,
3050	data => WF_AUTOCANCEL,
3051	signal => $signal,
3052	prio => 0,
3053	cb => sub {
3054	cf::cleanup "SIG$signal";	3487	cf::cleanup "SIG$signal";
3055	},
3056	);	3488	};
3057	}	3489	}
3058	}	3490	}
3059		3491
3060	sub write_runtime {	3492	sub write_runtime_sync {
3061	my $runtime = "$LOCALDIR/runtime";
3062
3063	# first touch the runtime file to show we are still running:	3493	# first touch the runtime file to show we are still running:
3064	# the fsync below can take a very very long time.	3494	# the fsync below can take a very very long time.
3065		3495
3066	IO::AIO::aio_utime $runtime, undef, undef;	3496	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3067		3497
3068	my $guard = cf::lock_acquire "write_runtime";	3498	my $guard = cf::lock_acquire "write_runtime";
3069		3499
3070	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3500	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3071	or return;	3501	or return;
3072		3502
3073	my $value = $cf::RUNTIME + 90 + 10;	3503	my $value = $cf::RUNTIME + 90 + 10;
3074	# 10 is the runtime save interval, for a monotonic clock	3504	# 10 is the runtime save interval, for a monotonic clock
3075	# 60 allows for the watchdog to kill the server.	3505	# 60 allows for the watchdog to kill the server.
…		…
3085	aio_utime $fh, undef, undef;	3515	aio_utime $fh, undef, undef;
3086		3516
3087	close $fh	3517	close $fh
3088	or return;	3518	or return;
3089		3519
3090	aio_rename "$runtime~", $runtime	3520	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3091	and return;	3521	and return;
3092		3522
3093	warn "runtime file written.\n";	3523	warn "runtime file written.\n";
3094		3524
3095	1	3525	1
		3526	}
		3527
		3528	our $uuid_lock;
		3529	our $uuid_skip;
		3530
		3531	sub write_uuid_sync($) {
		3532	$uuid_skip ||= $_[0];
		3533
		3534	return if $uuid_lock;
		3535	local $uuid_lock = 1;
		3536
		3537	my $uuid = "$LOCALDIR/uuid";
		3538
		3539	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3540	or return;
		3541
		3542	my $value = uuid_seq uuid_cur;
		3543
		3544	unless ($value) {
		3545	warn "cowardly refusing to write zero uuid value!\n";
		3546	return;
		3547	}
		3548
		3549	my $value = uuid_str $value + $uuid_skip;
		3550	$uuid_skip = 0;
		3551
		3552	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3553	and return;
		3554
		3555	# always fsync - this file is important
		3556	aio_fsync $fh
		3557	and return;
		3558
		3559	close $fh
		3560	or return;
		3561
		3562	aio_rename "$uuid~", $uuid
		3563	and return;
		3564
		3565	warn "uuid file written ($value).\n";
		3566
		3567	1
		3568
		3569	}
		3570
		3571	sub write_uuid($$) {
		3572	my ($skip, $sync) = @_;
		3573
		3574	$sync ? write_uuid_sync $skip
		3575	: async { write_uuid_sync $skip };
3096	}	3576	}
3097		3577
3098	sub emergency_save() {	3578	sub emergency_save() {
3099	my $freeze_guard = cf::freeze_mainloop;	3579	my $freeze_guard = cf::freeze_mainloop;
3100		3580
3101	warn "enter emergency perl save\n";	3581	warn "emergency_perl_save: enter\n";
3102		3582
3103	cf::sync_job {	3583	cf::sync_job {
		3584	# this is a trade-off: we want to be very quick here, so
		3585	# save all maps without fsync, and later call a global sync
		3586	# (which in turn might be very very slow)
		3587	local $USE_FSYNC = 0;
		3588
3104	# use a peculiar iteration method to avoid tripping on perl	3589	# use a peculiar iteration method to avoid tripping on perl
3105	# refcount bugs in for. also avoids problems with players	3590	# refcount bugs in for. also avoids problems with players
3106	# and maps saved/destroyed asynchronously.	3591	# and maps saved/destroyed asynchronously.
3107	warn "begin emergency player save\n";	3592	warn "emergency_perl_save: begin player save\n";
3108	for my $login (keys %cf::PLAYER) {	3593	for my $login (keys %cf::PLAYER) {
3109	my $pl = $cf::PLAYER{$login} or next;	3594	my $pl = $cf::PLAYER{$login} or next;
3110	$pl->valid or next;	3595	$pl->valid or next;
		3596	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3111	$pl->save;	3597	$pl->save;
3112	}	3598	}
3113	warn "end emergency player save\n";	3599	warn "emergency_perl_save: end player save\n";
3114		3600
3115	warn "begin emergency map save\n";	3601	warn "emergency_perl_save: begin map save\n";
3116	for my $path (keys %cf::MAP) {	3602	for my $path (keys %cf::MAP) {
3117	my $map = $cf::MAP{$path} or next;	3603	my $map = $cf::MAP{$path} or next;
3118	$map->valid or next;	3604	$map->valid or next;
3119	$map->save;	3605	$map->save;
3120	}	3606	}
3121	warn "end emergency map save\n";	3607	warn "emergency_perl_save: end map save\n";
3122		3608
3123	warn "begin emergency database checkpoint\n";	3609	warn "emergency_perl_save: begin database checkpoint\n";
3124	BDB::db_env_txn_checkpoint $DB_ENV;	3610	BDB::db_env_txn_checkpoint $DB_ENV;
3125	warn "end emergency database checkpoint\n";	3611	warn "emergency_perl_save: end database checkpoint\n";
		3612
		3613	warn "emergency_perl_save: begin write uuid\n";
		3614	write_uuid_sync 1;
		3615	warn "emergency_perl_save: end write uuid\n";
3126	};	3616	};
3127		3617
		3618	warn "emergency_perl_save: starting sync()\n";
		3619	IO::AIO::aio_sync sub {
		3620	warn "emergency_perl_save: finished sync()\n";
		3621	};
		3622
3128	warn "leave emergency perl save\n";	3623	warn "emergency_perl_save: leave\n";
3129	}	3624	}
3130		3625
3131	sub post_cleanup {	3626	sub post_cleanup {
3132	my ($make_core) = @_;	3627	my ($make_core) = @_;
3133		3628
3134	warn Carp::longmess "post_cleanup backtrace"	3629	warn Carp::longmess "post_cleanup backtrace"
3135	if $make_core;	3630	if $make_core;
		3631
		3632	my $fh = pidfile;
		3633	unlink $PIDFILE if <$fh> == $$;
		3634	}
		3635
		3636	# a safer delete_package, copied from Symbol
		3637	sub clear_package($) {
		3638	my $pkg = shift;
		3639
		3640	# expand to full symbol table name if needed
		3641	unless ($pkg =~ /^main::.*::$/) {
		3642	$pkg = "main$pkg" if $pkg =~ /^::/;
		3643	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3644	$pkg .= '::' unless $pkg =~ /::$/;
		3645	}
		3646
		3647	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3648	my $stem_symtab = *{$stem}{HASH};
		3649
		3650	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3651	or return;
		3652
		3653	# clear all symbols
		3654	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3655	for my $name (keys %$leaf_symtab) {
		3656	_gv_clear *{"$pkg$name"};
		3657	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3658	}
		3659	warn "cleared package $pkg\n";#d#
3136	}	3660	}
3137		3661
3138	sub do_reload_perl() {	3662	sub do_reload_perl() {
3139	# can/must only be called in main	3663	# can/must only be called in main
3140	if ($Coro::current != $Coro::main) {	3664	if ($Coro::current != $Coro::main) {
3141	warn "can only reload from main coroutine";	3665	warn "can only reload from main coroutine";
3142	return;	3666	return;
3143	}	3667	}
3144		3668
		3669	return if $RELOAD++;
		3670
		3671	my $t1 = EV::time;
		3672
		3673	while ($RELOAD) {
3145	warn "reloading...";	3674	warn "reloading...";
3146		3675
3147	warn "entering sync_job";	3676	warn "entering sync_job";
3148		3677
3149	cf::sync_job {	3678	cf::sync_job {
3150	cf::write_runtime; # external watchdog should not bark	3679	cf::write_runtime_sync; # external watchdog should not bark
3151	cf::emergency_save;	3680	cf::emergency_save;
3152	cf::write_runtime; # external watchdog should not bark	3681	cf::write_runtime_sync; # external watchdog should not bark
3153		3682
3154	warn "syncing database to disk";	3683	warn "syncing database to disk";
3155	BDB::db_env_txn_checkpoint $DB_ENV;	3684	BDB::db_env_txn_checkpoint $DB_ENV;
3156		3685
3157	# if anything goes wrong in here, we should simply crash as we already saved	3686	# if anything goes wrong in here, we should simply crash as we already saved
3158		3687
3159	warn "cancelling all WF_AUTOCANCEL watchers";
3160	for (Event::all_watchers) {
3161	$_->cancel if $_->data & WF_AUTOCANCEL;
3162	}
3163
3164	warn "flushing outstanding aio requests";	3688	warn "flushing outstanding aio requests";
3165	for (;;) {
3166	BDB::flush;
3167	IO::AIO::flush;
3168	Coro::cede;
3169	last unless IO::AIO::nreqs || BDB::nreqs;	3689	while (IO::AIO::nreqs || BDB::nreqs) {
3170	warn "iterate...";	3690	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3171	}
3172
3173	++$RELOAD;
3174
3175	warn "cancelling all extension coros";
3176	$_->cancel for values %EXT_CORO;
3177	%EXT_CORO = ();
3178
3179	warn "removing commands";
3180	%COMMAND = ();
3181
3182	warn "removing ext/exti commands";
3183	%EXTCMD = ();
3184	%EXTICMD = ();
3185
3186	warn "unloading/nuking all extensions";
3187	for my $pkg (@EXTS) {
3188	warn "... unloading $pkg";
3189
3190	if (my $cb = $pkg->can ("unload")) {
3191	eval {
3192	$cb->($pkg);
3193	1
3194	} or warn "$pkg unloaded, but with errors: $@";
3195	}	3691	}
3196		3692
3197	warn "... nuking $pkg";	3693	warn "cancelling all extension coros";
3198	Symbol::delete_package $pkg;	3694	$_->cancel for values %EXT_CORO;
3199	}	3695	%EXT_CORO = ();
3200		3696
3201	warn "unloading all perl modules loaded from $LIBDIR";	3697	warn "removing commands";
3202	while (my ($k, $v) = each %INC) {	3698	%COMMAND = ();
3203	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3204		3699
		3700	warn "removing ext/exti commands";
		3701	%EXTCMD = ();
		3702	%EXTICMD = ();
		3703
		3704	warn "unloading/nuking all extensions";
		3705	for my $pkg (@EXTS) {
3205	warn "... unloading $k";	3706	warn "... unloading $pkg";
3206	delete $INC{$k};
3207		3707
3208	$k =~ s/\.pm$//;
3209	$k =~ s/\//::/g;
3210
3211	if (my $cb = $k->can ("unload_module")) {	3708	if (my $cb = $pkg->can ("unload")) {
		3709	eval {
3212	$cb->();	3710	$cb->($pkg);
		3711	1
		3712	} or warn "$pkg unloaded, but with errors: $@";
		3713	}
		3714
		3715	warn "... clearing $pkg";
		3716	clear_package $pkg;
3213	}	3717	}
3214		3718
3215	Symbol::delete_package $k;	3719	warn "unloading all perl modules loaded from $LIBDIR";
		3720	while (my ($k, $v) = each %INC) {
		3721	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3722
		3723	warn "... unloading $k";
		3724	delete $INC{$k};
		3725
		3726	$k =~ s/\.pm$//;
		3727	$k =~ s/\//::/g;
		3728
		3729	if (my $cb = $k->can ("unload_module")) {
		3730	$cb->();
		3731	}
		3732
		3733	clear_package $k;
3216	}	3734	}
3217		3735
3218	warn "getting rid of safe::, as good as possible";	3736	warn "getting rid of safe::, as good as possible";
3219	Symbol::delete_package "safe::$_"	3737	clear_package "safe::$_"
3220	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3738	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3221		3739
3222	warn "unloading cf.pm \"a bit\"";	3740	warn "unloading cf.pm \"a bit\"";
3223	delete $INC{"cf.pm"};	3741	delete $INC{"cf.pm"};
3224	delete $INC{"cf/pod.pm"};	3742	delete $INC{"cf/pod.pm"};
3225		3743
3226	# don't, removes xs symbols, too,	3744	# don't, removes xs symbols, too,
3227	# and global variables created in xs	3745	# and global variables created in xs
3228	#Symbol::delete_package __PACKAGE__;	3746	#clear_package __PACKAGE__;
3229		3747
3230	warn "unload completed, starting to reload now";	3748	warn "unload completed, starting to reload now";
3231		3749
3232	warn "reloading cf.pm";	3750	warn "reloading cf.pm";
3233	require cf;	3751	require cf;
3234	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3752	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3235		3753
3236	warn "loading config and database again";	3754	warn "loading config and database again";
3237	cf::cfg_load;	3755	cf::reload_config;
3238		3756
3239	warn "loading extensions";	3757	warn "loading extensions";
3240	cf::load_extensions;	3758	cf::load_extensions;
3241		3759
		3760	if ($REATTACH_ON_RELOAD) {
3242	warn "reattaching attachments to objects/players";	3761	warn "reattaching attachments to objects/players";
3243	_global_reattach; # objects, sockets	3762	_global_reattach; # objects, sockets
3244	warn "reattaching attachments to maps";	3763	warn "reattaching attachments to maps";
3245	reattach $_ for values %MAP;	3764	reattach $_ for values %MAP;
3246	warn "reattaching attachments to players";	3765	warn "reattaching attachments to players";
3247	reattach $_ for values %PLAYER;	3766	reattach $_ for values %PLAYER;
		3767	}
3248		3768
		3769	warn "running post_init jobs";
		3770	(pop @POST_INIT)->(1) while @POST_INIT;
		3771
3249	warn "leaving sync_job";	3772	warn "leaving sync_job";
3250		3773
3251	1	3774	1
3252	} or do {	3775	} or do {
3253	warn $@;	3776	warn $@;
3254	warn "error while reloading, exiting.";	3777	cf::cleanup "error while reloading, exiting.";
3255	exit 1;
3256	};	3778	};
3257		3779
3258	warn "reloaded";	3780	warn "reloaded";
		3781	--$RELOAD;
		3782	}
		3783
		3784	$t1 = EV::time - $t1;
		3785	warn "reload completed in ${t1}s\n";
3259	};	3786	};
3260		3787
3261	our $RELOAD_WATCHER; # used only during reload	3788	our $RELOAD_WATCHER; # used only during reload
3262		3789
3263	sub reload_perl() {	3790	sub reload_perl() {
3264	# doing reload synchronously and two reloads happen back-to-back,	3791	# doing reload synchronously and two reloads happen back-to-back,
3265	# coro crashes during coro_state_free->destroy here.	3792	# coro crashes during coro_state_free->destroy here.
3266		3793
3267	$RELOAD_WATCHER ||= Event->timer (	3794	$RELOAD_WATCHER ||= cf::async {
3268	reentrant => 0,	3795	Coro::AIO::aio_wait cache_extensions;
3269	after => 0,	3796
3270	data => WF_AUTOCANCEL,	3797	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
3271	cb => sub {
3272	do_reload_perl;	3798	do_reload_perl;
3273	undef $RELOAD_WATCHER;	3799	undef $RELOAD_WATCHER;
3274	},	3800	};
3275	);	3801	};
3276	}	3802	}
3277		3803
3278	register_command "reload" => sub {	3804	register_command "reload" => sub {
3279	my ($who, $arg) = @_;	3805	my ($who, $arg) = @_;
3280		3806
3281	if ($who->flag (FLAG_WIZ)) {	3807	if ($who->flag (FLAG_WIZ)) {
3282	$who->message ("reloading server.");	3808	$who->message ("reloading server.");
		3809	async {
		3810	$Coro::current->{desc} = "perl_reload";
3283	async { reload_perl };	3811	reload_perl;
		3812	};
3284	}	3813	}
3285	};	3814	};
3286		3815
3287	unshift @INC, $LIBDIR;	3816	unshift @INC, $LIBDIR;
3288		3817
…		…
3290		3819
3291	our @WAIT_FOR_TICK;	3820	our @WAIT_FOR_TICK;
3292	our @WAIT_FOR_TICK_BEGIN;	3821	our @WAIT_FOR_TICK_BEGIN;
3293		3822
3294	sub wait_for_tick {	3823	sub wait_for_tick {
3295	return unless $TICK_WATCHER->is_active;
3296	return if $Coro::current == $Coro::main;	3824	return if tick_inhibit || $Coro::current == $Coro::main;
3297		3825
3298	my $signal = new Coro::Signal;	3826	my $signal = new Coro::Signal;
3299	push @WAIT_FOR_TICK, $signal;	3827	push @WAIT_FOR_TICK, $signal;
3300	$signal->wait;	3828	$signal->wait;
3301	}	3829	}
3302		3830
3303	sub wait_for_tick_begin {	3831	sub wait_for_tick_begin {
3304	return unless $TICK_WATCHER->is_active;
3305	return if $Coro::current == $Coro::main;	3832	return if tick_inhibit || $Coro::current == $Coro::main;
3306		3833
3307	my $signal = new Coro::Signal;	3834	my $signal = new Coro::Signal;
3308	push @WAIT_FOR_TICK_BEGIN, $signal;	3835	push @WAIT_FOR_TICK_BEGIN, $signal;
3309	$signal->wait;	3836	$signal->wait;
3310	}	3837	}
3311		3838
3312	my $min = 1e6;#d#	3839	sub tick {
3313	my $avg = 10;
3314	$TICK_WATCHER = Event->timer (
3315	reentrant => 0,
3316	parked => 1,
3317	prio => 0,
3318	at => $NEXT_TICK || $TICK,
3319	data => WF_AUTOCANCEL,
3320	cb => sub {
3321	if ($Coro::current != $Coro::main) {	3840	if ($Coro::current != $Coro::main) {
3322	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3841	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3323	unless ++$bug_warning > 10;	3842	unless ++$bug_warning > 10;
3324	return;	3843	return;
3325	}	3844	}
3326		3845
3327	$NOW = $tick_start = Event::time;
3328
3329	cf::server_tick; # one server iteration	3846	cf::server_tick; # one server iteration
3330		3847
3331	0 && sync_job {#d#	3848	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3332	for(1..10) {	3849	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3333	my $t = Event::time;	3850	Coro::async_pool {
3334	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3851	$Coro::current->{desc} = "runtime saver";
3335	or die;	3852	write_runtime_sync
3336		3853	or warn "ERROR: unable to write runtime file: $!";
3337	$map->width (50);
3338	$map->height (50);
3339	$map->alloc;
3340	$map->_load_objects ("/tmp/x.map", 1);
3341	my $t = Event::time - $t;
3342
3343	#next unless $t < 0.0013;#d#
3344	if ($t < $min) {
3345	$min = $t;
3346	}
3347	$avg = $avg * 0.99 + $t * 0.01;
3348	}
3349	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3350	exit 0;
3351	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3352	};	3854	};
		3855	}
3353		3856
3354	$RUNTIME += $TICK;
3355	$NEXT_TICK += $TICK;
3356
3357	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3358	$NEXT_RUNTIME_WRITE = $NOW + 10;
3359	Coro::async_pool {
3360	write_runtime
3361	or warn "ERROR: unable to write runtime file: $!";
3362	};
3363	}
3364
3365	# my $AFTER = Event::time;
3366	# warn $AFTER - $NOW;#d#
3367
3368	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3857	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3369	$sig->send;	3858	$sig->send;
3370	}	3859	}
3371	while (my $sig = shift @WAIT_FOR_TICK) {	3860	while (my $sig = shift @WAIT_FOR_TICK) {
3372	$sig->send;	3861	$sig->send;
3373	}	3862	}
3374		3863
3375	$NOW = Event::time;	3864	$LOAD = ($NOW - $TICK_START) / $TICK;
3376
3377	# if we are delayed by four ticks or more, skip them all
3378	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3379
3380	$TICK_WATCHER->at ($NEXT_TICK);
3381	$TICK_WATCHER->start;
3382
3383	$LOAD = ($NOW - $tick_start) / $TICK;
3384	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3865	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3385		3866
3386	_post_tick;	3867	if (0) {
3387		3868	if ($NEXT_TICK) {
3388		3869	my $jitter = $TICK_START - $NEXT_TICK;
		3870	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3871	warn "jitter $JITTER\n";#d#
		3872	}
3389	},	3873	}
3390	);	3874	}
3391		3875
3392	{	3876	{
3393	BDB::max_poll_time $TICK * 0.1;	3877	# configure BDB
3394	$BDB_POLL_WATCHER = Event->io (	3878
3395	reentrant => 0,
3396	fd => BDB::poll_fileno,
3397	poll => 'r',
3398	prio => 0,
3399	data => WF_AUTOCANCEL,
3400	cb => \&BDB::poll_cb,
3401	);
3402	BDB::min_parallel 8;	3879	BDB::min_parallel 8;
3403		3880	BDB::max_poll_reqs $TICK * 0.1;
3404	BDB::set_sync_prepare {	3881	$AnyEvent::BDB::WATCHER->priority (1);
3405	my $status;
3406	my $current = $Coro::current;
3407	(
3408	sub {
3409	$status = $!;
3410	$current->ready; undef $current;
3411	},
3412	sub {
3413	Coro::schedule while defined $current;
3414	$! = $status;
3415	},
3416	)
3417	};
3418		3882
3419	unless ($DB_ENV) {	3883	unless ($DB_ENV) {
3420	$DB_ENV = BDB::db_env_create;	3884	$DB_ENV = BDB::db_env_create;
		3885	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		3886	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3887	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		3888	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3889	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3421		3890
3422	cf::sync_job {	3891	cf::sync_job {
3423	eval {	3892	eval {
3424	BDB::db_env_open	3893	BDB::db_env_open
3425	$DB_ENV,	3894	$DB_ENV,
…		…
3427	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3896	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3428	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3897	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3429	0666;	3898	0666;
3430		3899
3431	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3900	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3432
3433	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3434	$DB_ENV->set_lk_detect;
3435	};	3901	};
3436		3902
3437	cf::cleanup "db_env_open(db): $@" if $@;	3903	cf::cleanup "db_env_open(db): $@" if $@;
3438	};	3904	};
3439	}	3905	}
		3906
		3907	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3908	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3909	};
		3910	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3911	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3912	};
		3913	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		3914	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3915	};
3440	}	3916	}
3441		3917
3442	{	3918	{
		3919	# configure IO::AIO
		3920
3443	IO::AIO::min_parallel 8;	3921	IO::AIO::min_parallel 8;
3444
3445	undef $Coro::AIO::WATCHER;
3446	IO::AIO::max_poll_time $TICK * 0.1;	3922	IO::AIO::max_poll_time $TICK * 0.1;
3447	$AIO_POLL_WATCHER = Event->io (	3923	undef $AnyEvent::AIO::WATCHER;
3448	reentrant => 0,
3449	data => WF_AUTOCANCEL,
3450	fd => IO::AIO::poll_fileno,
3451	poll => 'r',
3452	prio => 6,
3453	cb => \&IO::AIO::poll_cb,
3454	);
3455	}	3924	}
3456		3925
3457	my $_log_backtrace;	3926	my $_log_backtrace;
3458		3927
3459	sub _log_backtrace {	3928	sub _log_backtrace {
…		…
3462	$msg =~ s/\n//;	3931	$msg =~ s/\n//;
3463		3932
3464	# limit the # of concurrent backtraces	3933	# limit the # of concurrent backtraces
3465	if ($_log_backtrace < 2) {	3934	if ($_log_backtrace < 2) {
3466	++$_log_backtrace;	3935	++$_log_backtrace;
		3936	my $perl_bt = Carp::longmess $msg;
3467	async {	3937	async {
		3938	$Coro::current->{desc} = "abt $msg";
		3939
3468	my @bt = fork_call {	3940	my @bt = fork_call {
3469	@addr = map { sprintf "%x", $_ } @addr;	3941	@addr = map { sprintf "%x", $_ } @addr;
3470	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3942	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3471	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3943	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3472	or die "addr2line: $!";	3944	or die "addr2line: $!";
…		…
3480	}	3952	}
3481		3953
3482	@funcs	3954	@funcs
3483	};	3955	};
3484		3956
3485	LOG llevInfo, "[ABT] $msg\n";	3957	LOG llevInfo, "[ABT] $perl_bt\n";
		3958	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3486	LOG llevInfo, "[ABT] $_\n" for @bt;	3959	LOG llevInfo, "[ABT] $_\n" for @bt;
3487	--$_log_backtrace;	3960	--$_log_backtrace;
3488	};	3961	};
3489	} else {	3962	} else {
3490	LOG llevInfo, "[ABT] $msg\n";	3963	LOG llevInfo, "[ABT] $msg\n";

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