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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.337 by root, Tue Aug 21 00:54:01 2007 UTC vs.
Revision 1.453 by root, Tue Sep 23 04:29:11 2008 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify
		7	# it under the terms of the GNU General Public License as published by
		8	# the Free Software Foundation, either version 3 of the License, or
		9	# (at your option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the GNU General Public License
		17	# along with this program. If not, see <http://www.gnu.org/licenses/>.
		18	#
		19	# The authors can be reached via e-mail to <support@deliantra.net>
		20	#
		21
1	package cf;	22	package cf;
2		23
		24	use 5.10.0;
3	use utf8;	25	use utf8;
4	use strict;	26	use strict "vars", "subs";
5		27
6	use Symbol;	28	use Symbol;
7	use List::Util;	29	use List::Util;
8	use Socket;	30	use Socket;
9	use Storable;	31	use EV;
10	use Event;
11	use Opcode;	32	use Opcode;
12	use Safe;	33	use Safe;
13	use Safe::Hole;	34	use Safe::Hole;
		35	use Storable ();
14		36
15	use Coro 3.64 ();	37	use Coro ();
16	use Coro::State;	38	use Coro::State;
17	use Coro::Handle;	39	use Coro::Handle;
		40	use Coro::EV;
18	use Coro::Event;	41	use Coro::AnyEvent;
19	use Coro::Timer;	42	use Coro::Timer;
20	use Coro::Signal;	43	use Coro::Signal;
21	use Coro::Semaphore;	44	use Coro::Semaphore;
		45	use Coro::AnyEvent;
22	use Coro::AIO;	46	use Coro::AIO;
		47	use Coro::BDB 1.6;
23	use Coro::Storable;	48	use Coro::Storable;
24	use Coro::Util ();	49	use Coro::Util ();
25		50
26	use JSON::XS 1.4 ();	51	use JSON::XS 2.01 ();
27	use BDB ();	52	use BDB ();
28	use Data::Dumper;	53	use Data::Dumper;
29	use Digest::MD5;	54	use Digest::MD5;
30	use Fcntl;	55	use Fcntl;
31	use YAML::Syck ();	56	use YAML ();
32	use IO::AIO 2.32 ();	57	use IO::AIO ();
33	use Time::HiRes;	58	use Time::HiRes;
34	use Compress::LZF;	59	use Compress::LZF;
35	use Digest::MD5 ();	60	use Digest::MD5 ();
		61
		62	AnyEvent::detect;
36		63
37	# configure various modules to our taste	64	# configure various modules to our taste
38	#	65	#
39	$Storable::canonical = 1; # reduce rsync transfers	66	$Storable::canonical = 1; # reduce rsync transfers
40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	67	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		68
		69	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		70
		71	# make sure c-lzf reinitialises itself
		72	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
41	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	73	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42
43	$Event::Eval = 1; # no idea why this is required, but it is
44
45	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
46	$YAML::Syck::ImplicitUnicode = 1;
47
48	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
49		74
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	75	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
51		76
52	our %COMMAND = ();	77	our %COMMAND = ();
53	our %COMMAND_TIME = ();	78	our %COMMAND_TIME = ();
…		…
56	our %EXTCMD = ();	81	our %EXTCMD = ();
57	our %EXTICMD = ();	82	our %EXTICMD = ();
58	our %EXT_CORO = (); # coroutines bound to extensions	83	our %EXT_CORO = (); # coroutines bound to extensions
59	our %EXT_MAP = (); # pluggable maps	84	our %EXT_MAP = (); # pluggable maps
60		85
61	our $RELOAD; # number of reloads so far	86	our $RELOAD; # number of reloads so far, non-zero while in reload
62	our @EVENT;	87	our @EVENT;
63		88
64	our $CONFDIR = confdir;	89	our $CONFDIR = confdir;
65	our $DATADIR = datadir;	90	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	91	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	92	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	93	our $MAPDIR = "$DATADIR/" . mapdir;
69	our $LOCALDIR = localdir;	94	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	95	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	96	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	97	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	98	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	99	our $BDBDIR = "$LOCALDIR/db";
		100	our $PIDFILE = "$LOCALDIR/pid";
		101	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		102
		103	our %RESOURCE;
75		104
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	105	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
77	our $TICK_WATCHER;
78	our $AIO_POLL_WATCHER;
79	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	106	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	107	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	108	our $USE_FSYNC = 1; # use fsync to write maps - default off
83		109
		110	our $BDB_DEADLOCK_WATCHER;
		111	our $BDB_CHECKPOINT_WATCHER;
84	our $BDB_POLL_WATCHER;	112	our $BDB_TRICKLE_WATCHER;
85	our $DB_ENV;	113	our $DB_ENV;
86		114
87	our %CFG;	115	our %CFG;
88		116
89	our $UPTIME; $UPTIME ||= time;	117	our $UPTIME; $UPTIME ||= time;
90	our $RUNTIME;	118	our $RUNTIME;
		119	our $NOW;
91		120
92	our %PLAYER; # all users	121	our (%PLAYER, %PLAYER_LOADING); # all users
93	our %MAP; # all maps	122	our (%MAP, %MAP_LOADING ); # all maps
94	our $LINK_MAP; # the special {link} map, which is always available	123	our $LINK_MAP; # the special {link} map, which is always available
95		124
96	# used to convert map paths into valid unix filenames by replacing / by ∕	125	# used to convert map paths into valid unix filenames by replacing / by ∕
97	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	126	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
98		127
99	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	128	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
100	our $LOADAVG; # same thing, but with alpha-smoothing	129	our $LOADAVG; # same thing, but with alpha-smoothing
		130	our $JITTER; # average jitter
101	our $tick_start; # for load detecting purposes	131	our $TICK_START; # for load detecting purposes
		132
		133	our @POST_INIT;
102		134
103	binmode STDOUT;	135	binmode STDOUT;
104	binmode STDERR;	136	binmode STDERR;
105		137
106	# read virtual server time, if available	138	# read virtual server time, if available
107	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	139	unless ($RUNTIME || !-e $RUNTIMEFILE) {
108	open my $fh, "<", "$LOCALDIR/runtime"	140	open my $fh, "<", $RUNTIMEFILE
109	or die "unable to read runtime file: $!";	141	or die "unable to read $RUNTIMEFILE file: $!";
110	$RUNTIME = <$fh> + 0.;	142	$RUNTIME = <$fh> + 0.;
111	}	143	}
112		144
113	mkdir $_	145	mkdir $_
114	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	146	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
…		…
159		191
160	The raw value load value from the last tick.	192	The raw value load value from the last tick.
161		193
162	=item %cf::CFG	194	=item %cf::CFG
163		195
164	Configuration for the server, loaded from C</etc/crossfire/config>, or	196	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
165	from wherever your confdir points to.	197	from wherever your confdir points to.
166		198
167	=item cf::wait_for_tick, cf::wait_for_tick_begin	199	=item cf::wait_for_tick, cf::wait_for_tick_begin
168		200
169	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	201	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
…		…
187	$msg .= "\n"	219	$msg .= "\n"
188	unless $msg =~ /\n$/;	220	unless $msg =~ /\n$/;
189		221
190	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	222	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
191		223
192	utf8::encode $msg;
193	LOG llevError, $msg;	224	LOG llevError, $msg;
194	};	225	};
195	}	226	}
		227
		228	$Coro::State::DIEHOOK = sub {
		229	return unless $^S eq 0; # "eq", not "=="
		230
		231	if ($Coro::current == $Coro::main) {#d#
		232	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		233	return;#d#
		234	}#d#
		235
		236	# kill coroutine otherwise
		237	warn Carp::longmess $_[0];
		238	Coro::terminate
		239	};
		240
		241	$SIG{__DIE__} = sub { }; #d#?
196		242
197	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	243	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
198	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	244	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
199	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	245	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
200	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	246	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
207	for my $pkg (qw(	253	for my $pkg (qw(
208	cf::global cf::attachable	254	cf::global cf::attachable
209	cf::object cf::object::player	255	cf::object cf::object::player
210	cf::client cf::player	256	cf::client cf::player
211	cf::arch cf::living	257	cf::arch cf::living
		258	cf::map cf::mapspace
212	cf::map cf::party cf::region	259	cf::party cf::region
213	)) {	260	)) {
214	no strict 'refs';
215	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	261	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
216	}	262	}
217		263
218	$Event::DIED = sub {	264	$EV::DIED = sub {
219	warn "error in event callback: @_";	265	warn "error in event callback: @_";
220	};	266	};
221		267
222	#############################################################################	268	#############################################################################
223		269
…		…
246	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	292	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
247	$d	293	$d
248	} || "[unable to dump $_[0]: '$@']";	294	} || "[unable to dump $_[0]: '$@']";
249	}	295	}
250		296
251	=item $ref = cf::from_json $json	297	=item $ref = cf::decode_json $json
252		298
253	Converts a JSON string into the corresponding perl data structure.	299	Converts a JSON string into the corresponding perl data structure.
254		300
255	=item $json = cf::to_json $ref	301	=item $json = cf::encode_json $ref
256		302
257	Converts a perl data structure into its JSON representation.	303	Converts a perl data structure into its JSON representation.
258		304
259	=cut	305	=cut
260		306
261	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	307	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
262		308
263	sub to_json ($) { $json_coder->encode ($_[0]) }	309	sub encode_json($) { $json_coder->encode ($_[0]) }
264	sub from_json ($) { $json_coder->decode ($_[0]) }	310	sub decode_json($) { $json_coder->decode ($_[0]) }
		311
		312	=item cf::post_init { BLOCK }
		313
		314	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		315	but I<before> the server starts ticking again.
		316
		317	The cdoeblock will have a single boolean argument to indicate whether this
		318	is a reload or not.
		319
		320	=cut
		321
		322	sub post_init(&) {
		323	push @POST_INIT, shift;
		324	}
265		325
266	=item cf::lock_wait $string	326	=item cf::lock_wait $string
267		327
268	Wait until the given lock is available. See cf::lock_acquire.	328	Wait until the given lock is available. See cf::lock_acquire.
269		329
…		…
272	Wait until the given lock is available and then acquires it and returns	332	Wait until the given lock is available and then acquires it and returns
273	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	333	a Coro::guard object. If the guard object gets destroyed (goes out of scope,
274	for example when the coroutine gets canceled), the lock is automatically	334	for example when the coroutine gets canceled), the lock is automatically
275	returned.	335	returned.
276		336
		337	Locks are *not* recursive, locking from the same coro twice results in a
		338	deadlocked coro.
		339
277	Lock names should begin with a unique identifier (for example, cf::map::find	340	Lock names should begin with a unique identifier (for example, cf::map::find
278	uses map_find and cf::map::load uses map_load).	341	uses map_find and cf::map::load uses map_load).
279		342
280	=item $locked = cf::lock_active $string	343	=item $locked = cf::lock_active $string
281		344
282	Return true if the lock is currently active, i.e. somebody has locked it.	345	Return true if the lock is currently active, i.e. somebody has locked it.
283		346
284	=cut	347	=cut
285		348
286	our %LOCK;	349	our %LOCK;
		350	our %LOCKER;#d#
287		351
288	sub lock_wait($) {	352	sub lock_wait($) {
289	my ($key) = @_;	353	my ($key) = @_;
290		354
		355	if ($LOCKER{$key} == $Coro::current) {#d#
		356	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
		357	return;#d#
		358	}#d#
		359
291	# wait for lock, if any	360	# wait for lock, if any
292	while ($LOCK{$key}) {	361	while ($LOCK{$key}) {
		362	#local $Coro::current->{desc} = "$Coro::current->{desc} <waiting for lock $key>";
293	push @{ $LOCK{$key} }, $Coro::current;	363	push @{ $LOCK{$key} }, $Coro::current;
294	Coro::schedule;	364	Coro::schedule;
295	}	365	}
296	}	366	}
297		367
…		…
300		370
301	# wait, to be sure we are not locked	371	# wait, to be sure we are not locked
302	lock_wait $key;	372	lock_wait $key;
303		373
304	$LOCK{$key} = [];	374	$LOCK{$key} = [];
		375	$LOCKER{$key} = $Coro::current;#d#
305		376
306	Coro::guard {	377	Coro::guard {
		378	delete $LOCKER{$key};#d#
307	# wake up all waiters, to be on the safe side	379	# wake up all waiters, to be on the safe side
308	$_->ready for @{ delete $LOCK{$key} };	380	$_->ready for @{ delete $LOCK{$key} };
309	}	381	}
310	}	382	}
311		383
…		…
314		386
315	! ! $LOCK{$key}	387	! ! $LOCK{$key}
316	}	388	}
317		389
318	sub freeze_mainloop {	390	sub freeze_mainloop {
319	return unless $TICK_WATCHER->is_active;	391	tick_inhibit_inc;
320		392
321	my $guard = Coro::guard {	393	Coro::guard \&tick_inhibit_dec;
322	$TICK_WATCHER->start;	394	}
323	};	395
324	$TICK_WATCHER->stop;	396	=item cf::periodic $interval, $cb
325	$guard	397
		398	Like EV::periodic, but randomly selects a starting point so that the actions
		399	get spread over timer.
		400
		401	=cut
		402
		403	sub periodic($$) {
		404	my ($interval, $cb) = @_;
		405
		406	my $start = rand List::Util::min 180, $interval;
		407
		408	EV::periodic $start, $interval, 0, $cb
326	}	409	}
327		410
328	=item cf::get_slot $time[, $priority[, $name]]	411	=item cf::get_slot $time[, $priority[, $name]]
329		412
330	Allocate $time seconds of blocking CPU time at priority C<$priority>:	413	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
341	our @SLOT_QUEUE;	424	our @SLOT_QUEUE;
342	our $SLOT_QUEUE;	425	our $SLOT_QUEUE;
343		426
344	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	427	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
345	$SLOT_QUEUE = Coro::async {	428	$SLOT_QUEUE = Coro::async {
		429	$Coro::current->desc ("timeslot manager");
		430
346	my $signal = new Coro::Signal;	431	my $signal = new Coro::Signal;
347		432
348	while () {	433	while () {
349	next_job:	434	next_job:
350	my $avail = cf::till_tick;	435	my $avail = cf::till_tick;
…		…
358	}	443	}
359	}	444	}
360	}	445	}
361		446
362	if (@SLOT_QUEUE) {	447	if (@SLOT_QUEUE) {
363	# we do not use wait_For_tick() as it returns immediately when tick is inactive	448	# we do not use wait_for_tick() as it returns immediately when tick is inactive
364	push @cf::WAIT_FOR_TICK, $signal;	449	push @cf::WAIT_FOR_TICK, $signal;
365	$signal->wait;	450	$signal->wait;
366	} else {	451	} else {
367	Coro::schedule;	452	Coro::schedule;
368	}	453	}
369	}	454	}
370	};	455	};
371		456
372	sub get_slot($;$$) {	457	sub get_slot($;$$) {
		458	return if tick_inhibit || $Coro::current == $Coro::main;
		459
373	my ($time, $pri, $name) = @_;	460	my ($time, $pri, $name) = @_;
374		461
375	$time = $TICK * .6 if $time > $TICK * .6;	462	$time = $TICK * .6 if $time > $TICK * .6;
376	my $sig = new Coro::Signal;	463	my $sig = new Coro::Signal;
377		464
…		…
391		478
392	BEGIN { *async = \&Coro::async_pool }	479	BEGIN { *async = \&Coro::async_pool }
393		480
394	=item cf::sync_job { BLOCK }	481	=item cf::sync_job { BLOCK }
395		482
396	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	483	The design of Deliantra requires that the main coroutine ($Coro::main)
397	is always able to handle events or runnable, as Crossfire TRT is only	484	is always able to handle events or runnable, as Deliantra is only
398	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	485	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
399	acceptable.	486	acceptable.
400		487
401	If it must be done, put the blocking parts into C<sync_job>. This will run	488	If it must be done, put the blocking parts into C<sync_job>. This will run
402	the given BLOCK in another coroutine while waiting for the result. The	489	the given BLOCK in another coroutine while waiting for the result. The
…		…
407		494
408	sub sync_job(&) {	495	sub sync_job(&) {
409	my ($job) = @_;	496	my ($job) = @_;
410		497
411	if ($Coro::current == $Coro::main) {	498	if ($Coro::current == $Coro::main) {
412	my $time = Event::time;	499	my $time = EV::time;
413		500
414	# this is the main coro, too bad, we have to block	501	# this is the main coro, too bad, we have to block
415	# till the operation succeeds, freezing the server :/	502	# till the operation succeeds, freezing the server :/
416		503
417	# TODO: use suspend/resume instead	504	LOG llevError, Carp::longmess "sync job";#d#
418	# (but this is cancel-safe)	505
419	my $freeze_guard = freeze_mainloop;	506	my $freeze_guard = freeze_mainloop;
420		507
421	my $busy = 1;	508	my $busy = 1;
422	my @res;	509	my @res;
423		510
424	(async {	511	(async {
		512	$Coro::current->desc ("sync job coro");
425	@res = eval { $job->() };	513	@res = eval { $job->() };
426	warn $@ if $@;	514	warn $@ if $@;
427	undef $busy;	515	undef $busy;
428	})->prio (Coro::PRIO_MAX);	516	})->prio (Coro::PRIO_MAX);
429		517
430	while ($busy) {	518	while ($busy) {
431	Coro::cede or Event::one_event;	519	if (Coro::nready) {
		520	Coro::cede_notself;
		521	} else {
		522	EV::loop EV::LOOP_ONESHOT;
432	}	523	}
		524	}
433		525
434	$time = Event::time - $time;	526	my $time = EV::time - $time;
435		527
436	LOG llevError | logBacktrace, Carp::longmess "long sync job"
437	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
438
439	$tick_start += $time; # do not account sync jobs to server load	528	$TICK_START += $time; # do not account sync jobs to server load
440		529
441	wantarray ? @res : $res[0]	530	wantarray ? @res : $res[0]
442	} else {	531	} else {
443	# we are in another coroutine, how wonderful, everything just works	532	# we are in another coroutine, how wonderful, everything just works
444		533
…		…
469	=item fork_call { }, $args	558	=item fork_call { }, $args
470		559
471	Executes the given code block with the given arguments in a seperate	560	Executes the given code block with the given arguments in a seperate
472	process, returning the results. Everything must be serialisable with	561	process, returning the results. Everything must be serialisable with
473	Coro::Storable. May, of course, block. Note that the executed sub may	562	Coro::Storable. May, of course, block. Note that the executed sub may
474	never block itself or use any form of Event handling.	563	never block itself or use any form of event handling.
475		564
476	=cut	565	=cut
477		566
478	sub fork_call(&@) {	567	sub fork_call(&@) {
479	my ($cb, @args) = @_;	568	my ($cb, @args) = @_;
480		569
481	# we seemingly have to make a local copy of the whole thing,	570	# we seemingly have to make a local copy of the whole thing,
482	# otherwise perl prematurely frees the stuff :/	571	# otherwise perl prematurely frees the stuff :/
483	# TODO: investigate and fix (liekly this will be rather laborious)	572	# TODO: investigate and fix (likely this will be rather laborious)
484		573
485	my @res = Coro::Util::fork_eval {	574	my @res = Coro::Util::fork_eval {
486	reset_signals;	575	reset_signals;
487	&$cb	576	&$cb
488	}, @args;	577	}, @args;
489		578
490	wantarray ? @res : $res[-1]	579	wantarray ? @res : $res[-1]
491	}	580	}
492		581
		582	=item $coin = coin_from_name $name
		583
		584	=cut
		585
		586	our %coin_alias = (
		587	"silver" => "silvercoin",
		588	"silvercoin" => "silvercoin",
		589	"silvercoins" => "silvercoin",
		590	"gold" => "goldcoin",
		591	"goldcoin" => "goldcoin",
		592	"goldcoins" => "goldcoin",
		593	"platinum" => "platinacoin",
		594	"platinumcoin" => "platinacoin",
		595	"platinumcoins" => "platinacoin",
		596	"platina" => "platinacoin",
		597	"platinacoin" => "platinacoin",
		598	"platinacoins" => "platinacoin",
		599	"royalty" => "royalty",
		600	"royalties" => "royalty",
		601	);
		602
		603	sub coin_from_name($) {
		604	$coin_alias{$_[0]}
		605	? cf::arch::find $coin_alias{$_[0]}
		606	: undef
		607	}
		608
493	=item $value = cf::db_get $family => $key	609	=item $value = cf::db_get $family => $key
494		610
495	Returns a single value from the environment database.	611	Returns a single value from the environment database.
496		612
497	=item cf::db_put $family => $key => $value	613	=item cf::db_put $family => $key => $value
498		614
499	Stores the given C<$value> in the family. It can currently store binary	615	Stores the given C<$value> in the family. It can currently store binary
500	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	616	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
501		617
		618	=item $db = cf::db_table "name"
		619
		620	Create and/or open a new database table. The string must not be "db" and must be unique
		621	within each server.
		622
502	=cut	623	=cut
		624
		625	sub db_table($) {
		626	my ($name) = @_;
		627	my $db = BDB::db_create $DB_ENV;
		628
		629	eval {
		630	$db->set_flags (BDB::CHKSUM);
		631
		632	utf8::encode $name;
		633	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		634	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		635	cf::cleanup "db_open(db): $!" if $!;
		636	};
		637	cf::cleanup "db_open(db): $@" if $@;
		638
		639	$db
		640	}
503		641
504	our $DB;	642	our $DB;
505		643
506	sub db_init {	644	sub db_init {
507	unless ($DB) {
508	$DB = BDB::db_create $DB_ENV;
509
510	cf::sync_job {	645	cf::sync_job {
511	eval {	646	$DB ||= db_table "db";
512	$DB->set_flags (BDB::CHKSUM);
513
514	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
515	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
516	cf::cleanup "db_open(db): $!" if $!;
517	};
518	cf::cleanup "db_open(db): $@" if $@;
519	};
520	}	647	};
521	}	648	}
522		649
523	sub db_get($$) {	650	sub db_get($$) {
524	my $key = "$_[0]/$_[1]";	651	my $key = "$_[0]/$_[1]";
525		652
…		…
575	if (1) {	702	if (1) {
576	$md5 =	703	$md5 =
577	join "\x00",	704	join "\x00",
578	$processversion,	705	$processversion,
579	map {	706	map {
580	Coro::cede;	707	cf::cede_to_tick;
581	($src->[$_], Digest::MD5::md5_hex $data[$_])	708	($src->[$_], Digest::MD5::md5_hex $data[$_])
582	} 0.. $#$src;	709	} 0.. $#$src;
583		710
584		711
585	my $dbmd5 = db_get cache => "$id/md5";	712	my $dbmd5 = db_get cache => "$id/md5";
…		…
623		750
624	#############################################################################	751	#############################################################################
625		752
626	=head2 ATTACHABLE OBJECTS	753	=head2 ATTACHABLE OBJECTS
627		754
628	Many objects in crossfire are so-called attachable objects. That means you can	755	Many objects in deliantra are so-called attachable objects. That means you can
629	attach callbacks/event handlers (a collection of which is called an "attachment")	756	attach callbacks/event handlers (a collection of which is called an "attachment")
630	to it. All such attachable objects support the following methods.	757	to it. All such attachable objects support the following methods.
631		758
632	In the following description, CLASS can be any of C<global>, C<object>	759	In the following description, CLASS can be any of C<global>, C<object>
633	C<player>, C<client> or C<map> (i.e. the attachable objects in	760	C<player>, C<client> or C<map> (i.e. the attachable objects in
634	Crossfire TRT).	761	Deliantra).
635		762
636	=over 4	763	=over 4
637		764
638	=item $attachable->attach ($attachment, key => $value...)	765	=item $attachable->attach ($attachment, key => $value...)
639		766
…		…
683	=item cf::CLASS::attachment $name, ...	810	=item cf::CLASS::attachment $name, ...
684		811
685	Register an attachment by C<$name> through which attachable objects of the	812	Register an attachment by C<$name> through which attachable objects of the
686	given CLASS can refer to this attachment.	813	given CLASS can refer to this attachment.
687		814
688	Some classes such as crossfire maps and objects can specify attachments	815	Some classes such as deliantra maps and objects can specify attachments
689	that are attached at load/instantiate time, thus the need for a name.	816	that are attached at load/instantiate time, thus the need for a name.
690		817
691	These calls expect any number of the following handler/hook descriptions:	818	These calls expect any number of the following handler/hook descriptions:
692		819
693	=over 4	820	=over 4
…		…
921	}	1048	}
922		1049
923	0	1050	0
924	}	1051	}
925		1052
926	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1053	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
927		1054
928	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1055	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
929		1056
930	Generate an object-specific event with the given arguments.	1057	Generate an object-specific event with the given arguments.
931		1058
…		…
937		1064
938	=cut	1065	=cut
939		1066
940	#############################################################################	1067	#############################################################################
941	# object support	1068	# object support
942	#
943		1069
		1070	sub _object_equal($$);
		1071	sub _object_equal($$) {
		1072	my ($a, $b) = @_;
		1073
		1074	return 0 unless (ref $a) eq (ref $b);
		1075
		1076	if ("HASH" eq ref $a) {
		1077	my @ka = keys %$a;
		1078	my @kb = keys %$b;
		1079
		1080	return 0 if @ka != @kb;
		1081
		1082	for (0 .. $#ka) {
		1083	return 0 unless $ka[$_] eq $kb[$_];
		1084	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1085	}
		1086
		1087	} elsif ("ARRAY" eq ref $a) {
		1088
		1089	return 0 if @$a != @$b;
		1090
		1091	for (0 .. $#$a) {
		1092	return 0 unless _object_equal $a->[$_], $b->[$_];
		1093	}
		1094
		1095	} elsif ($a ne $b) {
		1096	return 0;
		1097	}
		1098
		1099	1
		1100	}
		1101
		1102	our $SLOW_MERGES;#d#
944	sub _can_merge {	1103	sub _can_merge {
945	my ($ob1, $ob2) = @_;	1104	my ($ob1, $ob2) = @_;
946		1105
947	local $Storable::canonical = 1;	1106	++$SLOW_MERGES;#d#
948	my $fob1 = Storable::freeze $ob1;
949	my $fob2 = Storable::freeze $ob2;
950		1107
951	$fob1 eq $fob2	1108	# we do the slow way here
		1109	return _object_equal $ob1, $ob2
952	}	1110	}
953		1111
954	sub reattach {	1112	sub reattach {
955	# basically do the same as instantiate, without calling instantiate	1113	# basically do the same as instantiate, without calling instantiate
956	my ($obj) = @_;	1114	my ($obj) = @_;
957		1115
		1116	# no longer needed after getting rid of delete_package?
958	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1117	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
959		1118
960	my $registry = $obj->registry;	1119	my $registry = $obj->registry;
961		1120
962	@$registry = ();	1121	@$registry = ();
963		1122
…		…
978	cf::attachable->attach (	1137	cf::attachable->attach (
979	prio => -1000000,	1138	prio => -1000000,
980	on_instantiate => sub {	1139	on_instantiate => sub {
981	my ($obj, $data) = @_;	1140	my ($obj, $data) = @_;
982		1141
983	$data = from_json $data;	1142	$data = decode_json $data;
984		1143
985	for (@$data) {	1144	for (@$data) {
986	my ($name, $args) = @$_;	1145	my ($name, $args) = @$_;
987		1146
988	$obj->attach ($name, %{$args || {} });	1147	$obj->attach ($name, %{$args || {} });
…		…
1004	sub object_freezer_save {	1163	sub object_freezer_save {
1005	my ($filename, $rdata, $objs) = @_;	1164	my ($filename, $rdata, $objs) = @_;
1006		1165
1007	sync_job {	1166	sync_job {
1008	if (length $$rdata) {	1167	if (length $$rdata) {
		1168	utf8::decode (my $decname = $filename);
1009	warn sprintf "saving %s (%d,%d)\n",	1169	warn sprintf "saving %s (%d,%d)\n",
1010	$filename, length $$rdata, scalar @$objs;	1170	$decname, length $$rdata, scalar @$objs;
1011		1171
1012	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1172	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1013	chmod SAVE_MODE, $fh;	1173	aio_chmod $fh, SAVE_MODE;
1014	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1174	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1015	aio_fsync $fh if $cf::USE_FSYNC;	1175	aio_fsync $fh if $cf::USE_FSYNC;
1016	close $fh;	1176	aio_close $fh;
1017		1177
1018	if (@$objs) {	1178	if (@$objs) {
1019	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1179	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1020	chmod SAVE_MODE, $fh;	1180	aio_chmod $fh, SAVE_MODE;
1021	my $data = Storable::nfreeze { version => 1, objs => $objs };	1181	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1022	aio_write $fh, 0, (length $data), $data, 0;	1182	aio_write $fh, 0, (length $data), $data, 0;
1023	aio_fsync $fh if $cf::USE_FSYNC;	1183	aio_fsync $fh if $cf::USE_FSYNC;
1024	close $fh;	1184	aio_close $fh;
1025	aio_rename "$filename.pst~", "$filename.pst";	1185	aio_rename "$filename.pst~", "$filename.pst";
1026	}	1186	}
1027	} else {	1187	} else {
1028	aio_unlink "$filename.pst";	1188	aio_unlink "$filename.pst";
1029	}	1189	}
…		…
1034	}	1194	}
1035	} else {	1195	} else {
1036	aio_unlink $filename;	1196	aio_unlink $filename;
1037	aio_unlink "$filename.pst";	1197	aio_unlink "$filename.pst";
1038	}	1198	}
1039	}	1199	};
1040	}	1200	}
1041		1201
1042	sub object_freezer_as_string {	1202	sub object_freezer_as_string {
1043	my ($rdata, $objs) = @_;	1203	my ($rdata, $objs) = @_;
1044		1204
…		…
1056	or return;	1216	or return;
1057		1217
1058	unless (aio_stat "$filename.pst") {	1218	unless (aio_stat "$filename.pst") {
1059	(aio_load "$filename.pst", $av) >= 0	1219	(aio_load "$filename.pst", $av) >= 0
1060	or return;	1220	or return;
		1221
1061	$av = eval { (Storable::thaw $av)->{objs} };	1222	my $st = eval { Coro::Storable::thaw $av };
		1223	$av = $st->{objs};
1062	}	1224	}
1063		1225
		1226	utf8::decode (my $decname = $filename);
1064	warn sprintf "loading %s (%d)\n",	1227	warn sprintf "loading %s (%d,%d)\n",
1065	$filename, length $data, scalar @{$av || []};	1228	$decname, length $data, scalar @{$av || []};
		1229
1066	return ($data, $av);	1230	($data, $av)
1067	}	1231	}
1068		1232
1069	=head2 COMMAND CALLBACKS	1233	=head2 COMMAND CALLBACKS
1070		1234
1071	=over 4	1235	=over 4
…		…
1149	my ($type, $reply, @payload) =	1313	my ($type, $reply, @payload) =
1150	"ARRAY" eq ref $msg	1314	"ARRAY" eq ref $msg
1151	? @$msg	1315	? @$msg
1152	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove	1316	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1153		1317
		1318	my @reply;
		1319
1154	if (my $cb = $EXTCMD{$type}) {	1320	if (my $cb = $EXTCMD{$type}) {
1155	my @reply = $cb->($pl, @payload);	1321	@reply = $cb->($pl, @payload);
1156
1157	$pl->ext_reply ($reply, @reply)
1158	if $reply;
1159	}	1322	}
		1323
		1324	$pl->ext_reply ($reply, @reply)
		1325	if $reply;
		1326
1160	} else {	1327	} else {
1161	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1328	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1162	}	1329	}
1163		1330
1164	cf::override;	1331	cf::override;
…		…
1191		1358
1192	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1359	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1193	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1360	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1194		1361
1195	$ext{source} =	1362	$ext{source} =
1196	"package $pkg; use strict; use utf8;\n"	1363	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1197	. "#line 1 \"$path\"\n{\n"	1364	. "#line 1 \"$path\"\n{\n"
1198	. $source	1365	. $source
1199	. "\n};\n1";	1366	. "\n};\n1";
1200		1367
1201	$todo{$base} = \%ext;	1368	$todo{$base} = \%ext;
…		…
1217	my $msg = $@ ? "$v->{path}: $@\n"	1384	my $msg = $@ ? "$v->{path}: $@\n"
1218	: "$v->{base}: extension inactive.\n";	1385	: "$v->{base}: extension inactive.\n";
1219		1386
1220	if (exists $v->{meta}{mandatory}) {	1387	if (exists $v->{meta}{mandatory}) {
1221	warn $msg;	1388	warn $msg;
1222	warn "mandatory extension failed to load, exiting.\n";	1389	cf::cleanup "mandatory extension failed to load, exiting.";
1223	exit 1;
1224	}	1390	}
1225		1391
1226	warn $msg;	1392	warn $msg;
1227	}	1393	}
1228		1394
…		…
1242		1408
1243	=back	1409	=back
1244		1410
1245	=head2 CORE EXTENSIONS	1411	=head2 CORE EXTENSIONS
1246		1412
1247	Functions and methods that extend core crossfire objects.	1413	Functions and methods that extend core deliantra objects.
1248		1414
1249	=cut	1415	=cut
1250		1416
1251	package cf::player;	1417	package cf::player;
1252		1418
1253	use Coro::AIO;	1419	use Coro::AIO;
1254		1420
1255	=head3 cf::player	1421	=head3 cf::player
1256		1422
1257	=over 4	1423	=over 4
		1424
		1425	=item cf::player::num_playing
		1426
		1427	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1428
		1429	=cut
		1430
		1431	sub num_playing {
		1432	scalar grep
		1433	$_->ob->map
		1434	&& !$_->hidden
		1435	&& !$_->ob->flag (cf::FLAG_WIZ),
		1436	cf::player::list
		1437	}
1258		1438
1259	=item cf::player::find $login	1439	=item cf::player::find $login
1260		1440
1261	Returns the given player object, loading it if necessary (might block).	1441	Returns the given player object, loading it if necessary (might block).
1262		1442
…		…
1281		1461
1282	sub exists($) {	1462	sub exists($) {
1283	my ($login) = @_;	1463	my ($login) = @_;
1284		1464
1285	$cf::PLAYER{$login}	1465	$cf::PLAYER{$login}
1286	or cf::sync_job { !aio_stat path $login }	1466	or !aio_stat path $login
1287	}	1467	}
1288		1468
1289	sub find($) {	1469	sub find($) {
1290	return $cf::PLAYER{$_[0]} || do {	1470	return $cf::PLAYER{$_[0]} || do {
1291	my $login = $_[0];	1471	my $login = $_[0];
…		…
1298	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1478	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1299	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1479	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1300	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1480	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1301	aio_unlink +(playerdir $login) . "/$login.pl";	1481	aio_unlink +(playerdir $login) . "/$login.pl";
1302		1482
1303	my $pl = load_pl path $login	1483	my $f = new_from_file cf::object::thawer path $login
1304	or return;	1484	or return;
		1485
		1486	my $pl = cf::player::load_pl $f
		1487	or return;
		1488
		1489	local $cf::PLAYER_LOADING{$login} = $pl;
		1490	$f->resolve_delayed_derefs;
1305	$cf::PLAYER{$login} = $pl	1491	$cf::PLAYER{$login} = $pl
1306	}	1492	}
1307	}	1493	}
1308	}	1494	}
1309		1495
…		…
1318	return if $pl->{deny_save};	1504	return if $pl->{deny_save};
1319		1505
1320	aio_mkdir playerdir $pl, 0770;	1506	aio_mkdir playerdir $pl, 0770;
1321	$pl->{last_save} = $cf::RUNTIME;	1507	$pl->{last_save} = $cf::RUNTIME;
1322		1508
		1509	cf::get_slot 0.01;
		1510
1323	$pl->save_pl ($path);	1511	$pl->save_pl ($path);
1324	Coro::cede;	1512	cf::cede_to_tick;
1325	}	1513	}
1326		1514
1327	sub new($) {	1515	sub new($) {
1328	my ($login) = @_;	1516	my ($login) = @_;
1329		1517
…		…
1358	my ($pl) = @_;	1546	my ($pl) = @_;
1359		1547
1360	my $name = $pl->ob->name;	1548	my $name = $pl->ob->name;
1361		1549
1362	$pl->{deny_save} = 1;	1550	$pl->{deny_save} = 1;
1363	$pl->password ("*"); # this should lock out the player until we nuked the dir	1551	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1364		1552
1365	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1553	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1366	$pl->deactivate;	1554	$pl->deactivate;
		1555	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1556	$pl->ob->check_score;
1367	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1557	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1368	$pl->ns->destroy if $pl->ns;	1558	$pl->ns->destroy if $pl->ns;
1369		1559
1370	my $path = playerdir $pl;	1560	my $path = playerdir $pl;
1371	my $temp = "$path~$cf::RUNTIME~deleting~";	1561	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1407	or return [];	1597	or return [];
1408		1598
1409	my @logins;	1599	my @logins;
1410		1600
1411	for my $login (@$dirs) {	1601	for my $login (@$dirs) {
		1602	my $path = path $login;
		1603
		1604	# a .pst is a dead give-away for a valid player
		1605	# if no pst file found, open and chekc for blocked users
		1606	if (aio_stat "$path.pst") {
1412	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1607	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1413	aio_read $fh, 0, 512, my $buf, 0 or next;	1608	aio_read $fh, 0, 512, my $buf, 0 or next;
1414	$buf !~ /^password -------------$/m or next; # official not-valid tag	1609	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1610	}
1415		1611
1416	utf8::decode $login;	1612	utf8::decode $login;
1417	push @logins, $login;	1613	push @logins, $login;
1418	}	1614	}
1419		1615
…		…
1446	}	1642	}
1447		1643
1448	\@paths	1644	\@paths
1449	}	1645	}
1450		1646
1451	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1647	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1452		1648
1453	Expand crossfire pod fragments into protocol xml.	1649	Expand deliantra pod fragments into protocol xml.
1454
1455	=cut
1456
1457	sub expand_cfpod {
1458	((my $self), (local $_)) = @_;
1459
1460	# escape & and <
1461	s/&/&amp;/g;
1462	s/(?<![BIUGH])</&lt;/g;
1463
1464	# this is buggy, it needs to properly take care of nested <'s
1465
1466	1 while
1467	# replace B<>, I<>, U<> etc.
1468	s/B<([^\>]*)>/<b>$1<\/b>/
1469	|| s/I<([^\>]*)>/<i>$1<\/i>/
1470	|| s/U<([^\>]*)>/<u>$1<\/u>/
1471	# replace G<male|female> tags
1472	|| s{G<([^>|]*)\|([^>]*)>}{
1473	$self->gender ? $2 : $1
1474	}ge
1475	# replace H<hint text>
1476	|| s{H<([^\>]*)>}
1477	{
1478	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1479	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1480	"")
1481	[$self->{hintmode}]
1482	}ge;
1483
1484	# create single paragraphs (very hackish)
1485	s/(?<=\S)\n(?=\w)/ /g;
1486
1487	# compress some whitespace
1488	s/\s+\n/\n/g; # ws line-ends
1489	s/\n\n+/\n/g; # double lines
1490	s/^\n+//; # beginning lines
1491	s/\n+$//; # ending lines
1492
1493	$_
1494	}
1495
1496	sub hintmode {
1497	$_[0]{hintmode} = $_[1] if @_ > 1;
1498	$_[0]{hintmode}
1499	}
1500		1650
1501	=item $player->ext_reply ($msgid, @msg)	1651	=item $player->ext_reply ($msgid, @msg)
1502		1652
1503	Sends an ext reply to the player.	1653	Sends an ext reply to the player.
1504		1654
…		…
1571	our $MAX_RESET = 3600;	1721	our $MAX_RESET = 3600;
1572	our $DEFAULT_RESET = 3000;	1722	our $DEFAULT_RESET = 3000;
1573		1723
1574	sub generate_random_map {	1724	sub generate_random_map {
1575	my ($self, $rmp) = @_;	1725	my ($self, $rmp) = @_;
		1726
		1727	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1728
1576	# mit "rum" bekleckern, nicht	1729	# mit "rum" bekleckern, nicht
1577	$self->_create_random_map (	1730	$self->_create_random_map (
1578	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1731	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1579	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1732	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1580	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1733	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1702		1855
1703	# the temporary/swap location	1856	# the temporary/swap location
1704	sub save_path {	1857	sub save_path {
1705	my ($self) = @_;	1858	my ($self) = @_;
1706		1859
1707	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1860	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1708	"$TMPDIR/$path.map"	1861	"$TMPDIR/$path.map"
1709	}	1862	}
1710		1863
1711	# the unique path, undef == no special unique path	1864	# the unique path, undef == no special unique path
1712	sub uniq_path {	1865	sub uniq_path {
1713	my ($self) = @_;	1866	my ($self) = @_;
1714		1867
1715	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1868	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1716	"$UNIQUEDIR/$path"	1869	"$UNIQUEDIR/$path"
1717	}	1870	}
1718		1871
1719	# and all this just because we cannot iterate over	1872	# and all this just because we cannot iterate over
1720	# all maps in C++...	1873	# all maps in C++...
…		…
1743		1896
1744	sub load_header_from($) {	1897	sub load_header_from($) {
1745	my ($self, $path) = @_;	1898	my ($self, $path) = @_;
1746		1899
1747	utf8::encode $path;	1900	utf8::encode $path;
1748	#aio_open $path, O_RDONLY, 0	1901	my $f = new_from_file cf::object::thawer $path
1749	# or return;
1750
1751	$self->_load_header ($path)
1752	or return;	1902	or return;
		1903
		1904	$self->_load_header ($f)
		1905	or return;
		1906
		1907	local $MAP_LOADING{$self->{path}} = $self;
		1908	$f->resolve_delayed_derefs;
1753		1909
1754	$self->{load_path} = $path;	1910	$self->{load_path} = $path;
1755		1911
1756	1	1912	1
1757	}	1913	}
…		…
1811	sub find {	1967	sub find {
1812	my ($path, $origin) = @_;	1968	my ($path, $origin) = @_;
1813		1969
1814	$path = normalise $path, $origin && $origin->path;	1970	$path = normalise $path, $origin && $origin->path;
1815		1971
		1972	cf::lock_wait "map_data:$path";#d#remove
1816	cf::lock_wait "map_find:$path";	1973	cf::lock_wait "map_find:$path";
1817		1974
1818	$cf::MAP{$path} || do {	1975	$cf::MAP{$path} || do {
		1976	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1819	my $guard = cf::lock_acquire "map_find:$path";	1977	my $guard2 = cf::lock_acquire "map_find:$path";
		1978
1820	my $map = new_from_path cf::map $path	1979	my $map = new_from_path cf::map $path
1821	or return;	1980	or return;
1822		1981
1823	$map->{last_save} = $cf::RUNTIME;	1982	$map->{last_save} = $cf::RUNTIME;
1824		1983
…		…
1826	or return;	1985	or return;
1827		1986
1828	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	1987	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1829	# doing this can freeze the server in a sync job, obviously	1988	# doing this can freeze the server in a sync job, obviously
1830	#$cf::WAIT_FOR_TICK->wait;	1989	#$cf::WAIT_FOR_TICK->wait;
		1990	undef $guard2;
		1991	undef $guard1;
1831	$map->reset;	1992	$map->reset;
1832	undef $guard;
1833	return find $path;	1993	return find $path;
1834	}	1994	}
1835		1995
1836	$cf::MAP{$path} = $map	1996	$cf::MAP{$path} = $map
1837	}	1997	}
…		…
1846	local $self->{deny_reset} = 1; # loading can take a long time	2006	local $self->{deny_reset} = 1; # loading can take a long time
1847		2007
1848	my $path = $self->{path};	2008	my $path = $self->{path};
1849		2009
1850	{	2010	{
1851	my $guard = cf::lock_acquire "map_load:$path";	2011	my $guard = cf::lock_acquire "map_data:$path";
1852		2012
		2013	return unless $self->valid;
1853	return if $self->in_memory != cf::MAP_SWAPPED;	2014	return unless $self->in_memory == cf::MAP_SWAPPED;
1854		2015
1855	$self->in_memory (cf::MAP_LOADING);	2016	$self->in_memory (cf::MAP_LOADING);
1856		2017
1857	$self->alloc;	2018	$self->alloc;
1858		2019
1859	$self->pre_load;	2020	$self->pre_load;
1860	Coro::cede;	2021	cf::cede_to_tick;
1861		2022
		2023	my $f = new_from_file cf::object::thawer $self->{load_path};
		2024	$f->skip_block;
1862	$self->_load_objects ($self->{load_path}, 1)	2025	$self->_load_objects ($f)
1863	or return;	2026	or return;
1864		2027
1865	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2028	$self->post_load_original
1866	if delete $self->{load_original};	2029	if delete $self->{load_original};
1867		2030
1868	if (my $uniq = $self->uniq_path) {	2031	if (my $uniq = $self->uniq_path) {
1869	utf8::encode $uniq;	2032	utf8::encode $uniq;
1870	if (aio_open $uniq, O_RDONLY, 0) {	2033	unless (aio_stat $uniq) {
		2034	if (my $f = new_from_file cf::object::thawer $uniq) {
1871	$self->clear_unique_items;	2035	$self->clear_unique_items;
1872	$self->_load_objects ($uniq, 0);	2036	$self->_load_objects ($f);
		2037	$f->resolve_delayed_derefs;
		2038	}
1873	}	2039	}
1874	}	2040	}
1875		2041
1876	Coro::cede;	2042	$f->resolve_delayed_derefs;
		2043
		2044	cf::cede_to_tick;
1877	# now do the right thing for maps	2045	# now do the right thing for maps
1878	$self->link_multipart_objects;	2046	$self->link_multipart_objects;
1879	$self->difficulty ($self->estimate_difficulty)	2047	$self->difficulty ($self->estimate_difficulty)
1880	unless $self->difficulty;	2048	unless $self->difficulty;
1881	Coro::cede;	2049	cf::cede_to_tick;
1882		2050
1883	unless ($self->{deny_activate}) {	2051	unless ($self->{deny_activate}) {
1884	$self->decay_objects;	2052	$self->decay_objects;
1885	$self->fix_auto_apply;	2053	$self->fix_auto_apply;
1886	$self->update_buttons;	2054	$self->update_buttons;
1887	Coro::cede;	2055	cf::cede_to_tick;
1888	$self->set_darkness_map;	2056	$self->set_darkness_map;
1889	Coro::cede;	2057	cf::cede_to_tick;
1890	$self->activate;	2058	$self->activate;
1891	}	2059	}
1892		2060
1893	$self->{last_save} = $cf::RUNTIME;	2061	$self->{last_save} = $cf::RUNTIME;
1894	$self->last_access ($cf::RUNTIME);	2062	$self->last_access ($cf::RUNTIME);
1895		2063
1896	$self->in_memory (cf::MAP_IN_MEMORY);	2064	$self->in_memory (cf::MAP_ACTIVE);
1897	}	2065	}
1898		2066
1899	$self->post_load;	2067	$self->post_load;
1900	}	2068	}
1901		2069
…		…
1944	}	2112	}
1945		2113
1946	sub do_load_sync {	2114	sub do_load_sync {
1947	my ($map) = @_;	2115	my ($map) = @_;
1948		2116
		2117	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2118	if $Coro::current == $Coro::main;
		2119
1949	cf::sync_job { $map->load };	2120	cf::sync_job { $map->load };
1950	}	2121	}
1951		2122
1952	our %MAP_PREFETCH;	2123	our %MAP_PREFETCH;
1953	our $MAP_PREFETCHER = undef;	2124	our $MAP_PREFETCHER = undef;
1954		2125
1955	sub find_async {	2126	sub find_async {
1956	my ($path, $origin) = @_;	2127	my ($path, $origin, $load) = @_;
1957		2128
1958	$path = normalise $path, $origin && $origin->{path};	2129	$path = normalise $path, $origin && $origin->{path};
1959		2130
1960	if (my $map = $cf::MAP{$path}) {	2131	if (my $map = $cf::MAP{$path}) {
1961	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2132	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1962	}	2133	}
1963		2134
1964	undef $MAP_PREFETCH{$path};	2135	$MAP_PREFETCH{$path} |= $load;
		2136
1965	$MAP_PREFETCHER ||= cf::async {	2137	$MAP_PREFETCHER ||= cf::async {
		2138	$Coro::current->{desc} = "map prefetcher";
		2139
1966	while (%MAP_PREFETCH) {	2140	while (%MAP_PREFETCH) {
1967	for my $path (keys %MAP_PREFETCH) {	2141	while (my ($k, $v) = each %MAP_PREFETCH) {
1968	if (my $map = find $path) {	2142	if (my $map = find $k) {
1969	$map->load;	2143	$map->load if $v;
1970	}	2144	}
1971		2145
1972	delete $MAP_PREFETCH{$path};	2146	delete $MAP_PREFETCH{$k};
1973	}	2147	}
1974	}	2148	}
1975	undef $MAP_PREFETCHER;	2149	undef $MAP_PREFETCHER;
1976	};	2150	};
1977	$MAP_PREFETCHER->prio (6);	2151	$MAP_PREFETCHER->prio (6);
…		…
1980	}	2154	}
1981		2155
1982	sub save {	2156	sub save {
1983	my ($self) = @_;	2157	my ($self) = @_;
1984		2158
1985	my $lock = cf::lock_acquire "map_data:" . $self->path;	2159	my $lock = cf::lock_acquire "map_data:$self->{path}";
1986		2160
1987	$self->{last_save} = $cf::RUNTIME;	2161	$self->{last_save} = $cf::RUNTIME;
1988		2162
1989	return unless $self->dirty;	2163	return unless $self->dirty;
1990		2164
…		…
1996	return if $self->{deny_save};	2170	return if $self->{deny_save};
1997		2171
1998	local $self->{last_access} = $self->last_access;#d#	2172	local $self->{last_access} = $self->last_access;#d#
1999		2173
2000	cf::async {	2174	cf::async {
		2175	$Coro::current->{desc} = "map player save";
2001	$_->contr->save for $self->players;	2176	$_->contr->save for $self->players;
2002	};	2177	};
		2178
		2179	cf::get_slot 0.02;
2003		2180
2004	if ($uniq) {	2181	if ($uniq) {
2005	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2182	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2006	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2183	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2007	} else {	2184	} else {
…		…
2013	my ($self) = @_;	2190	my ($self) = @_;
2014		2191
2015	# save first because save cedes	2192	# save first because save cedes
2016	$self->save;	2193	$self->save;
2017		2194
2018	my $lock = cf::lock_acquire "map_data:" . $self->path;	2195	my $lock = cf::lock_acquire "map_data:$self->{path}";
2019		2196
2020	return if $self->players;	2197	return if $self->players;
2021	return if $self->in_memory != cf::MAP_IN_MEMORY;	2198	return if $self->in_memory != cf::MAP_ACTIVE;
2022	return if $self->{deny_save};	2199	return if $self->{deny_save};
2023		2200
		2201	$self->in_memory (cf::MAP_SWAPPED);
		2202
		2203	$self->deactivate;
		2204	$_->clear_links_to ($self) for values %cf::MAP;
2024	$self->clear;	2205	$self->clear;
2025	$self->in_memory (cf::MAP_SWAPPED);
2026	}	2206	}
2027		2207
2028	sub reset_at {	2208	sub reset_at {
2029	my ($self) = @_;	2209	my ($self) = @_;
2030		2210
…		…
2062	if $uniq;	2242	if $uniq;
2063	}	2243	}
2064		2244
2065	delete $cf::MAP{$self->path};	2245	delete $cf::MAP{$self->path};
2066		2246
		2247	$self->deactivate;
		2248	$_->clear_links_to ($self) for values %cf::MAP;
2067	$self->clear;	2249	$self->clear;
2068
2069	$_->clear_links_to ($self) for values %cf::MAP;
2070		2250
2071	$self->unlink_save;	2251	$self->unlink_save;
2072	$self->destroy;	2252	$self->destroy;
2073	}	2253	}
2074		2254
2075	my $nuke_counter = "aaaa";	2255	my $nuke_counter = "aaaa";
2076		2256
2077	sub nuke {	2257	sub nuke {
2078	my ($self) = @_;	2258	my ($self) = @_;
2079		2259
		2260	{
		2261	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2262
2080	delete $cf::MAP{$self->path};	2263	delete $cf::MAP{$self->path};
2081		2264
2082	$self->unlink_save;	2265	$self->unlink_save;
2083		2266
2084	bless $self, "cf::map";	2267	bless $self, "cf::map";
2085	delete $self->{deny_reset};	2268	delete $self->{deny_reset};
2086	$self->{deny_save} = 1;	2269	$self->{deny_save} = 1;
2087	$self->reset_timeout (1);	2270	$self->reset_timeout (1);
2088	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2271	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2089		2272
2090	$cf::MAP{$self->path} = $self;	2273	$cf::MAP{$self->path} = $self;
		2274	}
2091		2275
2092	$self->reset; # polite request, might not happen	2276	$self->reset; # polite request, might not happen
2093	}	2277	}
2094		2278
2095	=item $maps = cf::map::tmp_maps	2279	=item $maps = cf::map::tmp_maps
…		…
2137		2321
2138	sub unique_maps() {	2322	sub unique_maps() {
2139	[	2323	[
2140	map {	2324	map {
2141	utf8::decode $_;	2325	utf8::decode $_;
2142	/\.map$/	2326	s/\.map$//; # TODO future compatibility hack
		2327	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2328	? ()
2143	? normalise $_	2329	: normalise $_
2144	: ()
2145	} @{ aio_readdir $UNIQUEDIR or [] }	2330	} @{ aio_readdir $UNIQUEDIR or [] }
2146	]	2331	]
2147	}	2332	}
2148		2333
2149	package cf;
2150
2151	=back	2334	=back
2152		2335
2153	=head3 cf::object	2336	=head3 cf::object
2154		2337
2155	=cut	2338	=cut
…		…
2158		2341
2159	=over 4	2342	=over 4
2160		2343
2161	=item $ob->inv_recursive	2344	=item $ob->inv_recursive
2162		2345
2163	Returns the inventory of the object _and_ their inventories, recursively.	2346	Returns the inventory of the object I<and> their inventories, recursively,
		2347	but I<not> the object itself.
2164		2348
2165	=cut	2349	=cut
2166		2350
2167	sub inv_recursive_;	2351	sub inv_recursive_;
2168	sub inv_recursive_ {	2352	sub inv_recursive_ {
…		…
2171		2355
2172	sub inv_recursive {	2356	sub inv_recursive {
2173	inv_recursive_ inv $_[0]	2357	inv_recursive_ inv $_[0]
2174	}	2358	}
2175		2359
		2360	=item $ref = $ob->ref
		2361
		2362	Creates and returns a persistent reference to an object that can be stored as a string.
		2363
		2364	=item $ob = cf::object::deref ($refstring)
		2365
		2366	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2367	even if the object actually exists. May block.
		2368
		2369	=cut
		2370
		2371	sub deref {
		2372	my ($ref) = @_;
		2373
		2374	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2375	my ($uuid, $name) = ($1, $2);
		2376	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2377	or return;
		2378	$pl->ob->uuid eq $uuid
		2379	or return;
		2380
		2381	$pl->ob
		2382	} else {
		2383	warn "$ref: cannot resolve object reference\n";
		2384	undef
		2385	}
		2386	}
		2387
2176	package cf;	2388	package cf;
2177		2389
2178	=back	2390	=back
2179		2391
2180	=head3 cf::object::player	2392	=head3 cf::object::player
…		…
2186	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2398	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2187	can be C<undef>. Does the right thing when the player is currently in a	2399	can be C<undef>. Does the right thing when the player is currently in a
2188	dialogue with the given NPC character.	2400	dialogue with the given NPC character.
2189		2401
2190	=cut	2402	=cut
		2403
		2404	our $SAY_CHANNEL = {
		2405	id => "say",
		2406	title => "Map",
		2407	reply => "say ",
		2408	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",
		2409	};
		2410
		2411	our $CHAT_CHANNEL = {
		2412	id => "chat",
		2413	title => "Chat",
		2414	reply => "chat ",
		2415	tooltip => "Player chat and shouts, global to the server.",
		2416	};
2191		2417
2192	# rough implementation of a future "reply" method that works	2418	# rough implementation of a future "reply" method that works
2193	# with dialog boxes.	2419	# with dialog boxes.
2194	#TODO: the first argument must go, split into a $npc->reply_to ( method	2420	#TODO: the first argument must go, split into a $npc->reply_to ( method
2195	sub cf::object::player::reply($$$;$) {	2421	sub cf::object::player::reply($$$;$) {
…		…
2207	my $dialog = $pl->{npc_dialog};	2433	my $dialog = $pl->{npc_dialog};
2208	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2434	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2209		2435
2210	} else {	2436	} else {
2211	$msg = $npc->name . " says: $msg" if $npc;	2437	$msg = $npc->name . " says: $msg" if $npc;
2212	$self->message ($msg, $flags);	2438	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2213	}	2439	}
2214	}	2440	}
2215	}	2441	}
2216		2442
2217	=item $object->send_msg ($channel, $msg, $color, [extra...])	2443	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2242		2468
2243	=item $player_object->enter_link	2469	=item $player_object->enter_link
2244		2470
2245	Freezes the player and moves him/her to a special map (C<{link}>).	2471	Freezes the player and moves him/her to a special map (C<{link}>).
2246		2472
2247	The player should be reasonably safe there for short amounts of time. You	2473	The player should be reasonably safe there for short amounts of time (e.g.
2248	I<MUST> call C<leave_link> as soon as possible, though.	2474	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2475	though, as the palyer cannot control the character while it is on the link
		2476	map.
2249		2477
2250	Will never block.	2478	Will never block.
2251		2479
2252	=item $player_object->leave_link ($map, $x, $y)	2480	=item $player_object->leave_link ($map, $x, $y)
2253		2481
…		…
2311		2539
2312	$map->load;	2540	$map->load;
2313	$map->load_neighbours;	2541	$map->load_neighbours;
2314		2542
2315	return unless $self->contr->active;	2543	return unless $self->contr->active;
		2544	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2316	$self->activate_recursive;	2545	$self->activate_recursive;
2317		2546
2318	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2547	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2319	$self->enter_map ($map, $x, $y);	2548	$self->enter_map ($map, $x, $y);
2320	}	2549	}
…		…
2325	her, loading and preparing them map, calling the provided $check callback	2554	her, loading and preparing them map, calling the provided $check callback
2326	that has to return the map if sucecssful, and then unfreezes the player on	2555	that has to return the map if sucecssful, and then unfreezes the player on
2327	the new (success) or old (failed) map position. In either case, $done will	2556	the new (success) or old (failed) map position. In either case, $done will
2328	be called at the end of this process.	2557	be called at the end of this process.
2329		2558
		2559	Note that $check will be called with a potentially non-loaded map, so if
		2560	it needs a loaded map it has to call C<< ->load >>.
		2561
2330	=cut	2562	=cut
2331		2563
2332	our $GOTOGEN;	2564	our $GOTOGEN;
2333		2565
2334	sub cf::object::player::goto {	2566	sub cf::object::player::goto {
…		…
2338	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2570	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2339		2571
2340	$self->enter_link;	2572	$self->enter_link;
2341		2573
2342	(async {	2574	(async {
		2575	$Coro::current->{desc} = "player::goto $path $x $y";
		2576
		2577	# *tag paths override both path and x|y
		2578	if ($path =~ /^\*(.*)$/) {
		2579	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2580	my $ob = $obs[rand @obs];
		2581
		2582	# see if we actually can go there
		2583	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2584	$ob = $obs[rand @obs];
		2585	} else {
		2586	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2587	}
		2588	# else put us there anyways for now #d#
		2589
		2590	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2591	} else {
		2592	($path, $x, $y) = (undef, undef, undef);
		2593	}
		2594	}
		2595
2343	my $map = eval {	2596	my $map = eval {
2344	my $map = cf::map::find $path;	2597	my $map = defined $path ? cf::map::find $path : undef;
2345		2598
2346	if ($map) {	2599	if ($map) {
2347	$map = $map->customise_for ($self);	2600	$map = $map->customise_for ($self);
2348	$map = $check->($map) if $check && $map;	2601	$map = $check->($map) if $check && $map;
2349	} else {	2602	} else {
2350	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2603	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2351	}	2604	}
2352		2605
2353	$map	2606	$map
2354	};	2607	};
2355		2608
…		…
2391	}	2644	}
2392		2645
2393	sub prepare_random_map {	2646	sub prepare_random_map {
2394	my ($exit) = @_;	2647	my ($exit) = @_;
2395		2648
2396	my $guard = cf::lock_acquire "exit_prepare:$exit";
2397
2398	# all this does is basically replace the /! path by	2649	# all this does is basically replace the /! path by
2399	# a new random map path (?random/...) with a seed	2650	# a new random map path (?random/...) with a seed
2400	# that depends on the exit object	2651	# that depends on the exit object
2401		2652
2402	my $rmp = parse_random_map_params $exit->msg;	2653	my $rmp = parse_random_map_params $exit->msg;
…		…
2404	if ($exit->map) {	2655	if ($exit->map) {
2405	$rmp->{region} = $exit->region->name;	2656	$rmp->{region} = $exit->region->name;
2406	$rmp->{origin_map} = $exit->map->path;	2657	$rmp->{origin_map} = $exit->map->path;
2407	$rmp->{origin_x} = $exit->x;	2658	$rmp->{origin_x} = $exit->x;
2408	$rmp->{origin_y} = $exit->y;	2659	$rmp->{origin_y} = $exit->y;
		2660
		2661	$exit->map->touch;
2409	}	2662	}
2410		2663
2411	$rmp->{random_seed} ||= $exit->random_seed;	2664	$rmp->{random_seed} ||= $exit->random_seed;
2412		2665
2413	my $data = cf::to_json $rmp;	2666	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2414	my $md5 = Digest::MD5::md5_hex $data;	2667	my $md5 = Digest::MD5::md5_hex $data;
2415	my $meta = "$RANDOMDIR/$md5.meta";	2668	my $meta = "$RANDOMDIR/$md5.meta";
2416		2669
2417	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2670	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2418	aio_write $fh, 0, (length $data), $data, 0;	2671	aio_write $fh, 0, (length $data), $data, 0;
2419	undef $fh;	2672	undef $fh;
2420	aio_rename "$meta~", $meta;	2673	aio_rename "$meta~", $meta;
2421		2674
		2675	my $slaying = "?random/$md5";
		2676
		2677	if ($exit->valid) {
2422	$exit->slaying ("?random/$md5");	2678	$exit->slaying ("?random/$md5");
2423	$exit->msg (undef);	2679	$exit->msg (undef);
		2680	}
2424	}	2681	}
2425	}	2682	}
2426		2683
2427	sub cf::object::player::enter_exit {	2684	sub cf::object::player::enter_exit {
2428	my ($self, $exit) = @_;	2685	my ($self, $exit) = @_;
2429		2686
2430	return unless $self->type == cf::PLAYER;	2687	return unless $self->type == cf::PLAYER;
2431		2688
2432	if ($exit->slaying eq "/!") {
2433	#TODO: this should de-fi-ni-te-ly not be a sync-job
2434	# the problem is that $exit might not survive long enough
2435	# so it needs to be done right now, right here
2436	cf::sync_job { prepare_random_map $exit };
2437	}
2438
2439	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2440	my $hp = $exit->stats->hp;
2441	my $sp = $exit->stats->sp;
2442
2443	$self->enter_link;	2689	$self->enter_link;
2444		2690
2445	# if exit is damned, update players death & WoR home-position
2446	$self->contr->savebed ($slaying, $hp, $sp)
2447	if $exit->flag (FLAG_DAMNED);
2448
2449	(async {	2691	(async {
2450	$self->deactivate_recursive; # just to be sure	2692	$Coro::current->{desc} = "enter_exit";
		2693
2451	unless (eval {	2694	unless (eval {
		2695	$self->deactivate_recursive; # just to be sure
		2696
		2697	# random map handling
		2698	{
		2699	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2700
		2701	prepare_random_map $exit
		2702	if $exit->slaying eq "/!";
		2703	}
		2704
		2705	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2706	my $x = $exit->stats->hp;
		2707	my $y = $exit->stats->sp;
		2708
2452	$self->goto ($slaying, $hp, $sp);	2709	$self->goto ($map, $x, $y);
2453		2710
		2711	# if exit is damned, update players death & WoR home-position
		2712	$self->contr->savebed ($map, $x, $y)
		2713	if $exit->flag (cf::FLAG_DAMNED);
		2714
2454	1;	2715	1
2455	}) {	2716	}) {
2456	$self->message ("Something went wrong deep within the crossfire server. "	2717	$self->message ("Something went wrong deep within the deliantra server. "
2457	. "I'll try to bring you back to the map you were before. "	2718	. "I'll try to bring you back to the map you were before. "
2458	. "Please report this to the dungeon master!",	2719	. "Please report this to the dungeon master!",
2459	cf::NDI_UNIQUE | cf::NDI_RED);	2720	cf::NDI_UNIQUE | cf::NDI_RED);
2460		2721
2461	warn "ERROR in enter_exit: $@";	2722	warn "ERROR in enter_exit: $@";
…		…
2489	the message, with C<log> being the default. If C<$color> is negative, suppress	2750	the message, with C<log> being the default. If C<$color> is negative, suppress
2490	the message unless the client supports the msg packet.	2751	the message unless the client supports the msg packet.
2491		2752
2492	=cut	2753	=cut
2493		2754
		2755	# non-persistent channels (usually the info channel)
		2756	our %CHANNEL = (
		2757	"c/identify" => {
		2758	id => "infobox",
		2759	title => "Identify",
		2760	reply => undef,
		2761	tooltip => "Items recently identified",
		2762	},
		2763	"c/examine" => {
		2764	id => "infobox",
		2765	title => "Examine",
		2766	reply => undef,
		2767	tooltip => "Signs and other items you examined",
		2768	},
		2769	"c/book" => {
		2770	id => "infobox",
		2771	title => "Book",
		2772	reply => undef,
		2773	tooltip => "The contents of a note or book",
		2774	},
		2775	"c/lookat" => {
		2776	id => "infobox",
		2777	title => "Look",
		2778	reply => undef,
		2779	tooltip => "What you saw there",
		2780	},
		2781	"c/who" => {
		2782	id => "infobox",
		2783	title => "Players",
		2784	reply => undef,
		2785	tooltip => "Shows players who are currently online",
		2786	},
		2787	"c/body" => {
		2788	id => "infobox",
		2789	title => "Body Parts",
		2790	reply => undef,
		2791	tooltip => "Shows which body parts you posess and are available",
		2792	},
		2793	"c/skills" => {
		2794	id => "infobox",
		2795	title => "Skills",
		2796	reply => undef,
		2797	tooltip => "Shows your experience per skill and item power",
		2798	},
		2799	"c/uptime" => {
		2800	id => "infobox",
		2801	title => "Uptime",
		2802	reply => undef,
		2803	tooltip => "How long the server has been running since last restart",
		2804	},
		2805	"c/mapinfo" => {
		2806	id => "infobox",
		2807	title => "Map Info",
		2808	reply => undef,
		2809	tooltip => "Information related to the maps",
		2810	},
		2811	"c/party" => {
		2812	id => "party",
		2813	title => "Party",
		2814	reply => "gsay ",
		2815	tooltip => "Messages and chat related to your party",
		2816	},
		2817	);
		2818
2494	sub cf::client::send_msg {	2819	sub cf::client::send_msg {
2495	my ($self, $channel, $msg, $color, @extra) = @_;	2820	my ($self, $channel, $msg, $color, @extra) = @_;
2496		2821
2497	$msg = $self->pl->expand_cfpod ($msg);	2822	$msg = $self->pl->expand_cfpod ($msg)
		2823	unless $color & cf::NDI_VERBATIM;
2498		2824
2499	$color &= cf::NDI_CLIENT_MASK; # just in case...	2825	$color &= cf::NDI_CLIENT_MASK; # just in case...
2500		2826
		2827	# check predefined channels, for the benefit of C
		2828	if ($CHANNEL{$channel}) {
		2829	$channel = $CHANNEL{$channel};
		2830
		2831	$self->ext_msg (channel_info => $channel)
		2832	if $self->can_msg;
		2833
		2834	$channel = $channel->{id};
		2835
2501	if (ref $channel) {	2836	} elsif (ref $channel) {
2502	# send meta info to client, if not yet sent	2837	# send meta info to client, if not yet sent
2503	unless (exists $self->{channel}{$channel->{id}}) {	2838	unless (exists $self->{channel}{$channel->{id}}) {
2504	$self->{channel}{$channel->{id}} = $channel;	2839	$self->{channel}{$channel->{id}} = $channel;
2505	$self->ext_msg (channel_info => $channel);	2840	$self->ext_msg (channel_info => $channel)
		2841	if $self->can_msg;
2506	}	2842	}
2507		2843
2508	$channel = $channel->{id};	2844	$channel = $channel->{id};
2509	}	2845	}
2510		2846
…		…
2513	if ($self->can_msg) {	2849	if ($self->can_msg) {
2514	# default colour, mask it out	2850	# default colour, mask it out
2515	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2851	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2516	if $color & cf::NDI_DEF;	2852	if $color & cf::NDI_DEF;
2517		2853
2518	$self->send_packet ("msg " . $self->{json_coder}->encode (	2854	my $pkt = "msg "
		2855	. $self->{json_coder}->encode (
2519	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2856	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
		2857	);
		2858
		2859	# try lzf for large packets
		2860	$pkt = "lzf " . Compress::LZF::compress $pkt
		2861	if 1024 <= length $pkt and $self->{can_lzf};
		2862
		2863	# split very large packets
		2864	if (8192 < length $pkt and $self->{can_lzf}) {
		2865	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
		2866	$pkt = "frag";
		2867	}
		2868
		2869	$self->send_packet ($pkt);
2520	} else {	2870	} else {
2521	if ($color >= 0) {	2871	if ($color >= 0) {
2522	# replace some tags by gcfclient-compatible ones	2872	# replace some tags by gcfclient-compatible ones
2523	for ($msg) {	2873	for ($msg) {
2524	1 while	2874	1 while
…		…
2551	=cut	2901	=cut
2552		2902
2553	sub cf::client::ext_msg($$@) {	2903	sub cf::client::ext_msg($$@) {
2554	my ($self, $type, @msg) = @_;	2904	my ($self, $type, @msg) = @_;
2555		2905
2556	my $extcmd = $self->extcmd;
2557
2558	if ($extcmd == 2) {	2906	if ($self->extcmd == 2) {
2559	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	2907	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2560	} elsif ($extcmd == 1) { # TODO: remove	2908	} elsif ($self->extcmd == 1) { # TODO: remove
2561	push @msg, msgtype => "event_$type";	2909	push @msg, msgtype => "event_$type";
2562	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	2910	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2563	}	2911	}
2564	}	2912	}
2565		2913
…		…
2572	sub cf::client::ext_reply($$@) {	2920	sub cf::client::ext_reply($$@) {
2573	my ($self, $id, @msg) = @_;	2921	my ($self, $id, @msg) = @_;
2574		2922
2575	if ($self->extcmd == 2) {	2923	if ($self->extcmd == 2) {
2576	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	2924	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2577	} elsif ($self->ns->extcmd == 1) {	2925	} elsif ($self->extcmd == 1) {
2578	#TODO: version 1, remove	2926	#TODO: version 1, remove
2579	unshift @msg, msgtype => "reply", msgid => $id;	2927	unshift @msg, msgtype => "reply", msgid => $id;
2580	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	2928	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2581	}	2929	}
2582	}	2930	}
…		…
2646	my ($type, $reply, @payload) =	2994	my ($type, $reply, @payload) =
2647	"ARRAY" eq ref $msg	2995	"ARRAY" eq ref $msg
2648	? @$msg	2996	? @$msg
2649	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove	2997	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2650		2998
		2999	my @reply;
		3000
2651	if (my $cb = $EXTICMD{$type}) {	3001	if (my $cb = $EXTICMD{$type}) {
2652	my @reply = $cb->($ns, @payload);	3002	@reply = $cb->($ns, @payload);
2653
2654	$ns->ext_reply ($reply, @reply)
2655	if $reply;
2656	}	3003	}
		3004
		3005	$ns->ext_reply ($reply, @reply)
		3006	if $reply;
		3007
2657	} else {	3008	} else {
2658	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3009	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2659	}	3010	}
2660		3011
2661	cf::override;	3012	cf::override;
…		…
2721	=pod	3072	=pod
2722		3073
2723	The following functions and methods are available within a safe environment:	3074	The following functions and methods are available within a safe environment:
2724		3075
2725	cf::object	3076	cf::object
2726	contr pay_amount pay_player map x y force_find force_add	3077	contr pay_amount pay_player map x y force_find force_add destroy
2727	insert remove name archname title slaying race	3078	insert remove name archname title slaying race decrease split
2728		3079
2729	cf::object::player	3080	cf::object::player
2730	player	3081	player
2731		3082
2732	cf::player	3083	cf::player
…		…
2737		3088
2738	=cut	3089	=cut
2739		3090
2740	for (	3091	for (
2741	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3092	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2742	insert remove inv name archname title slaying race)],	3093	insert remove inv nrof name archname title slaying race
		3094	decrease split destroy change_exp)],
2743	["cf::object::player" => qw(player)],	3095	["cf::object::player" => qw(player)],
2744	["cf::player" => qw(peaceful)],	3096	["cf::player" => qw(peaceful)],
2745	["cf::map" => qw(trigger)],	3097	["cf::map" => qw(trigger)],
2746	) {	3098	) {
2747	no strict 'refs';	3099	no strict 'refs';
…		…
2823	# the server's init and main functions	3175	# the server's init and main functions
2824		3176
2825	sub load_facedata($) {	3177	sub load_facedata($) {
2826	my ($path) = @_;	3178	my ($path) = @_;
2827		3179
		3180	# HACK to clear player env face cache, we need some signal framework
		3181	# for this (global event?)
		3182	%ext::player_env::MUSIC_FACE_CACHE = ();
		3183
2828	my $enc = JSON::XS->new->utf8->canonical;	3184	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2829		3185
2830	warn "loading facedata from $path\n";	3186	warn "loading facedata from $path\n";
2831		3187
2832	my $facedata;	3188	my $facedata;
2833	0 < aio_load $path, $facedata	3189	0 < aio_load $path, $facedata
…		…
2848	{	3204	{
2849	my $faces = $facedata->{faceinfo};	3205	my $faces = $facedata->{faceinfo};
2850		3206
2851	while (my ($face, $info) = each %$faces) {	3207	while (my ($face, $info) = each %$faces) {
2852	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3208	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3209
2853	cf::face::set_visibility $idx, $info->{visibility};	3210	cf::face::set_visibility $idx, $info->{visibility};
2854	cf::face::set_magicmap $idx, $info->{magicmap};	3211	cf::face::set_magicmap $idx, $info->{magicmap};
2855	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3212	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2856	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3213	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2857		3214
2858	cf::cede_to_tick;	3215	cf::cede_to_tick;
2859	}	3216	}
2860		3217
2861	while (my ($face, $info) = each %$faces) {	3218	while (my ($face, $info) = each %$faces) {
2862	next unless $info->{smooth};	3219	next unless $info->{smooth};
		3220
2863	my $idx = cf::face::find $face	3221	my $idx = cf::face::find $face
2864	or next;	3222	or next;
		3223
2865	if (my $smooth = cf::face::find $info->{smooth}) {	3224	if (my $smooth = cf::face::find $info->{smooth}) {
2866	cf::face::set_smooth $idx, $smooth;	3225	cf::face::set_smooth $idx, $smooth;
2867	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3226	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2868	} else {	3227	} else {
2869	warn "smooth face '$info->{smooth}' not found for face '$face'";	3228	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
2887	{	3246	{
2888	# TODO: for gcfclient pleasure, we should give resources	3247	# TODO: for gcfclient pleasure, we should give resources
2889	# that gcfclient doesn't grok a >10000 face index.	3248	# that gcfclient doesn't grok a >10000 face index.
2890	my $res = $facedata->{resource};	3249	my $res = $facedata->{resource};
2891		3250
2892	my $soundconf = delete $res->{"res/sound.conf"};
2893
2894	while (my ($name, $info) = each %$res) {	3251	while (my ($name, $info) = each %$res) {
		3252	if (defined $info->{type}) {
2895	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3253	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2896	my $data;	3254	my $data;
2897		3255
2898	if ($info->{type} & 1) {	3256	if ($info->{type} & 1) {
2899	# prepend meta info	3257	# prepend meta info
2900		3258
2901	my $meta = $enc->encode ({	3259	my $meta = $enc->encode ({
2902	name => $name,	3260	name => $name,
2903	%{ $info->{meta} || {} },	3261	%{ $info->{meta} || {} },
2904	});	3262	});
2905		3263
2906	$data = pack "(w/a*)*", $meta, $info->{data};	3264	$data = pack "(w/a*)*", $meta, $info->{data};
		3265	} else {
		3266	$data = $info->{data};
		3267	}
		3268
		3269	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3270	cf::face::set_type $idx, $info->{type};
2907	} else {	3271	} else {
2908	$data = $info->{data};	3272	$RESOURCE{$name} = $info;
2909	}	3273	}
2910		3274
2911	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
2912	cf::face::set_type $idx, $info->{type};
2913
2914	cf::cede_to_tick;	3275	cf::cede_to_tick;
2915	}	3276	}
2916
2917	if ($soundconf) {
2918	$soundconf = $enc->decode (delete $soundconf->{data});
2919
2920	for (0 .. SOUND_CAST_SPELL_0 - 1) {
2921	my $sound = $soundconf->{compat}[$_]
2922	or next;
2923
2924	my $face = cf::face::find "sound/$sound->[1]";
2925	cf::sound::set $sound->[0] => $face;
2926	cf::sound::old_sound_index $_, $face; # gcfclient-compat
2927	}
2928
2929	while (my ($k, $v) = each %{$soundconf->{event}}) {
2930	my $face = cf::face::find "sound/$v";
2931	cf::sound::set $k => $face;
2932	}
2933	}
2934	}	3277	}
		3278
		3279	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
2935		3280
2936	1	3281	1
2937	}	3282	}
		3283
		3284	cf::global->attach (on_resource_update => sub {
		3285	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3286	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3287
		3288	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3289	my $sound = $soundconf->{compat}[$_]
		3290	or next;
		3291
		3292	my $face = cf::face::find "sound/$sound->[1]";
		3293	cf::sound::set $sound->[0] => $face;
		3294	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3295	}
		3296
		3297	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3298	my $face = cf::face::find "sound/$v";
		3299	cf::sound::set $k => $face;
		3300	}
		3301	}
		3302	});
2938		3303
2939	register_exticmd fx_want => sub {	3304	register_exticmd fx_want => sub {
2940	my ($ns, $want) = @_;	3305	my ($ns, $want) = @_;
2941		3306
2942	while (my ($k, $v) = each %$want) {	3307	while (my ($k, $v) = each %$want) {
2943	$ns->fx_want ($k, $v);	3308	$ns->fx_want ($k, $v);
2944	}	3309	}
2945	};	3310	};
2946		3311
		3312	sub load_resource_file($) {
		3313	my $guard = lock_acquire "load_resource_file";
		3314
		3315	my $status = load_resource_file_ $_[0];
		3316	get_slot 0.1, 100;
		3317	cf::arch::commit_load;
		3318
		3319	$status
		3320	}
		3321
2947	sub reload_regions {	3322	sub reload_regions {
		3323	# HACK to clear player env face cache, we need some signal framework
		3324	# for this (global event?)
		3325	%ext::player_env::MUSIC_FACE_CACHE = ();
		3326
2948	load_resource_file "$MAPDIR/regions"	3327	load_resource_file "$MAPDIR/regions"
2949	or die "unable to load regions file\n";	3328	or die "unable to load regions file\n";
2950		3329
2951	for (cf::region::list) {	3330	for (cf::region::list) {
2952	$_->{match} = qr/$_->{match}/	3331	$_->{match} = qr/$_->{match}/
…		…
2960	}	3339	}
2961		3340
2962	sub reload_archetypes {	3341	sub reload_archetypes {
2963	load_resource_file "$DATADIR/archetypes"	3342	load_resource_file "$DATADIR/archetypes"
2964	or die "unable to load archetypes\n";	3343	or die "unable to load archetypes\n";
2965	#d# NEED to laod twice to resolve forward references
2966	# this really needs to be done in an extra post-pass
2967	# (which needs to be synchronous, so solve it differently)
2968	load_resource_file "$DATADIR/archetypes"
2969	or die "unable to load archetypes\n";
2970	}	3344	}
2971		3345
2972	sub reload_treasures {	3346	sub reload_treasures {
2973	load_resource_file "$DATADIR/treasures"	3347	load_resource_file "$DATADIR/treasures"
2974	or die "unable to load treasurelists\n";	3348	or die "unable to load treasurelists\n";
2975	}	3349	}
2976		3350
2977	sub reload_resources {	3351	sub reload_resources {
2978	warn "reloading resource files...\n";	3352	warn "reloading resource files...\n";
2979		3353
		3354	reload_facedata;
		3355	reload_archetypes;
2980	reload_regions;	3356	reload_regions;
2981	reload_facedata;
2982	#reload_archetypes;#d#
2983	reload_archetypes;
2984	reload_treasures;	3357	reload_treasures;
2985		3358
2986	warn "finished reloading resource files\n";	3359	warn "finished reloading resource files\n";
2987	}	3360	}
2988		3361
2989	sub init {	3362	sub reload_config {
2990	reload_resources;
2991	}
2992
2993	sub cfg_load {
2994	open my $fh, "<:utf8", "$CONFDIR/config"	3363	open my $fh, "<:utf8", "$CONFDIR/config"
2995	or return;	3364	or return;
2996		3365
2997	local $/;	3366	local $/;
2998	*CFG = YAML::Syck::Load <$fh>;	3367	*CFG = YAML::Load <$fh>;
2999		3368
3000	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3369	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3001		3370
3002	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3371	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3003	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3372	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3009	};	3378	};
3010	warn $@ if $@;	3379	warn $@ if $@;
3011	}	3380	}
3012	}	3381	}
3013		3382
		3383	sub pidfile() {
		3384	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3385	or die "$PIDFILE: $!";
		3386	flock $fh, &Fcntl::LOCK_EX
		3387	or die "$PIDFILE: flock: $!";
		3388	$fh
		3389	}
		3390
		3391	# make sure only one server instance is running at any one time
		3392	sub atomic {
		3393	my $fh = pidfile;
		3394
		3395	my $pid = <$fh>;
		3396	kill 9, $pid if $pid > 0;
		3397
		3398	seek $fh, 0, 0;
		3399	print $fh $$;
		3400	}
		3401
3014	sub main {	3402	sub main {
		3403	cf::init_globals; # initialise logging
		3404
		3405	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3406	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3407	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3408	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3409
		3410	cf::init_experience;
		3411	cf::init_anim;
		3412	cf::init_attackmess;
		3413	cf::init_dynamic;
		3414	cf::init_block;
		3415
		3416	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3417
3015	# we must not ever block the main coroutine	3418	# we must not ever block the main coroutine
3016	local $Coro::idle = sub {	3419	local $Coro::idle = sub {
3017	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3420	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3018	(async {	3421	(async {
3019	Event::one_event;	3422	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3423	EV::loop EV::LOOP_ONESHOT;
3020	})->prio (Coro::PRIO_MAX);	3424	})->prio (Coro::PRIO_MAX);
3021	};	3425	};
3022		3426
3023	cfg_load;	3427	evthread_start IO::AIO::poll_fileno;
		3428
		3429	cf::sync_job {
		3430	reload_resources;
		3431	reload_config;
3024	db_init;	3432	db_init;
		3433
		3434	cf::load_settings;
		3435	cf::load_materials;
		3436	cf::init_uuid;
		3437	cf::init_signals;
		3438	cf::init_commands;
		3439	cf::init_skills;
		3440
		3441	cf::init_beforeplay;
		3442
		3443	atomic;
		3444
3025	load_extensions;	3445	load_extensions;
3026		3446
3027	$TICK_WATCHER->start;	3447	utime time, time, $RUNTIMEFILE;
		3448
		3449	# no (long-running) fork's whatsoever before this point(!)
		3450	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3451
		3452	(pop @POST_INIT)->(0) while @POST_INIT;
		3453	};
		3454
3028	Event::loop;	3455	EV::loop;
3029	}	3456	}
3030		3457
3031	#############################################################################	3458	#############################################################################
3032	# initialisation and cleanup	3459	# initialisation and cleanup
3033		3460
3034	# install some emergency cleanup handlers	3461	# install some emergency cleanup handlers
3035	BEGIN {	3462	BEGIN {
		3463	our %SIGWATCHER = ();
3036	for my $signal (qw(INT HUP TERM)) {	3464	for my $signal (qw(INT HUP TERM)) {
3037	Event->signal (	3465	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3038	reentrant => 0,
3039	data => WF_AUTOCANCEL,
3040	signal => $signal,
3041	prio => 0,
3042	cb => sub {
3043	cf::cleanup "SIG$signal";	3466	cf::cleanup "SIG$signal";
3044	},
3045	);	3467	};
3046	}	3468	}
3047	}	3469	}
3048		3470
3049	sub write_runtime {	3471	sub write_runtime_sync {
3050	my $runtime = "$LOCALDIR/runtime";
3051
3052	# first touch the runtime file to show we are still running:	3472	# first touch the runtime file to show we are still running:
3053	# the fsync below can take a very very long time.	3473	# the fsync below can take a very very long time.
3054		3474
3055	IO::AIO::aio_utime $runtime, undef, undef;	3475	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3056		3476
3057	my $guard = cf::lock_acquire "write_runtime";	3477	my $guard = cf::lock_acquire "write_runtime";
3058		3478
3059	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3479	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3060	or return;	3480	or return;
3061		3481
3062	my $value = $cf::RUNTIME + 90 + 10;	3482	my $value = $cf::RUNTIME + 90 + 10;
3063	# 10 is the runtime save interval, for a monotonic clock	3483	# 10 is the runtime save interval, for a monotonic clock
3064	# 60 allows for the watchdog to kill the server.	3484	# 60 allows for the watchdog to kill the server.
…		…
3074	aio_utime $fh, undef, undef;	3494	aio_utime $fh, undef, undef;
3075		3495
3076	close $fh	3496	close $fh
3077	or return;	3497	or return;
3078		3498
3079	aio_rename "$runtime~", $runtime	3499	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3080	and return;	3500	and return;
3081		3501
3082	warn "runtime file written.\n";	3502	warn "runtime file written.\n";
3083		3503
3084	1	3504	1
		3505	}
		3506
		3507	our $uuid_lock;
		3508	our $uuid_skip;
		3509
		3510	sub write_uuid_sync($) {
		3511	$uuid_skip ||= $_[0];
		3512
		3513	return if $uuid_lock;
		3514	local $uuid_lock = 1;
		3515
		3516	my $uuid = "$LOCALDIR/uuid";
		3517
		3518	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3519	or return;
		3520
		3521	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;
		3522	$uuid_skip = 0;
		3523
		3524	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3525	and return;
		3526
		3527	# always fsync - this file is important
		3528	aio_fsync $fh
		3529	and return;
		3530
		3531	close $fh
		3532	or return;
		3533
		3534	aio_rename "$uuid~", $uuid
		3535	and return;
		3536
		3537	warn "uuid file written ($value).\n";
		3538
		3539	1
		3540
		3541	}
		3542
		3543	sub write_uuid($$) {
		3544	my ($skip, $sync) = @_;
		3545
		3546	$sync ? write_uuid_sync $skip
		3547	: async { write_uuid_sync $skip };
3085	}	3548	}
3086		3549
3087	sub emergency_save() {	3550	sub emergency_save() {
3088	my $freeze_guard = cf::freeze_mainloop;	3551	my $freeze_guard = cf::freeze_mainloop;
3089		3552
…		…
3095	# and maps saved/destroyed asynchronously.	3558	# and maps saved/destroyed asynchronously.
3096	warn "begin emergency player save\n";	3559	warn "begin emergency player save\n";
3097	for my $login (keys %cf::PLAYER) {	3560	for my $login (keys %cf::PLAYER) {
3098	my $pl = $cf::PLAYER{$login} or next;	3561	my $pl = $cf::PLAYER{$login} or next;
3099	$pl->valid or next;	3562	$pl->valid or next;
		3563	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3100	$pl->save;	3564	$pl->save;
3101	}	3565	}
3102	warn "end emergency player save\n";	3566	warn "end emergency player save\n";
3103		3567
3104	warn "begin emergency map save\n";	3568	warn "begin emergency map save\n";
…		…
3110	warn "end emergency map save\n";	3574	warn "end emergency map save\n";
3111		3575
3112	warn "begin emergency database checkpoint\n";	3576	warn "begin emergency database checkpoint\n";
3113	BDB::db_env_txn_checkpoint $DB_ENV;	3577	BDB::db_env_txn_checkpoint $DB_ENV;
3114	warn "end emergency database checkpoint\n";	3578	warn "end emergency database checkpoint\n";
		3579
		3580	warn "begin write uuid\n";
		3581	write_uuid_sync 1;
		3582	warn "end write uuid\n";
3115	};	3583	};
3116		3584
3117	warn "leave emergency perl save\n";	3585	warn "leave emergency perl save\n";
3118	}	3586	}
3119		3587
3120	sub post_cleanup {	3588	sub post_cleanup {
3121	my ($make_core) = @_;	3589	my ($make_core) = @_;
3122		3590
3123	warn Carp::longmess "post_cleanup backtrace"	3591	warn Carp::longmess "post_cleanup backtrace"
3124	if $make_core;	3592	if $make_core;
		3593
		3594	my $fh = pidfile;
		3595	unlink $PIDFILE if <$fh> == $$;
		3596	}
		3597
		3598	# a safer delete_package, copied from Symbol
		3599	sub clear_package($) {
		3600	my $pkg = shift;
		3601
		3602	# expand to full symbol table name if needed
		3603	unless ($pkg =~ /^main::.*::$/) {
		3604	$pkg = "main$pkg" if $pkg =~ /^::/;
		3605	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3606	$pkg .= '::' unless $pkg =~ /::$/;
		3607	}
		3608
		3609	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3610	my $stem_symtab = *{$stem}{HASH};
		3611
		3612	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3613	or return;
		3614
		3615	# clear all symbols
		3616	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3617	for my $name (keys %$leaf_symtab) {
		3618	_gv_clear *{"$pkg$name"};
		3619	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3620	}
		3621	warn "cleared package $pkg\n";#d#
3125	}	3622	}
3126		3623
3127	sub do_reload_perl() {	3624	sub do_reload_perl() {
3128	# can/must only be called in main	3625	# can/must only be called in main
3129	if ($Coro::current != $Coro::main) {	3626	if ($Coro::current != $Coro::main) {
3130	warn "can only reload from main coroutine";	3627	warn "can only reload from main coroutine";
3131	return;	3628	return;
3132	}	3629	}
3133		3630
		3631	return if $RELOAD++;
		3632
		3633	while ($RELOAD) {
3134	warn "reloading...";	3634	warn "reloading...";
3135		3635
3136	warn "entering sync_job";	3636	warn "entering sync_job";
3137		3637
3138	cf::sync_job {	3638	cf::sync_job {
3139	cf::write_runtime; # external watchdog should not bark	3639	cf::write_runtime_sync; # external watchdog should not bark
3140	cf::emergency_save;	3640	cf::emergency_save;
3141	cf::write_runtime; # external watchdog should not bark	3641	cf::write_runtime_sync; # external watchdog should not bark
3142		3642
3143	warn "syncing database to disk";	3643	warn "syncing database to disk";
3144	BDB::db_env_txn_checkpoint $DB_ENV;	3644	BDB::db_env_txn_checkpoint $DB_ENV;
3145		3645
3146	# if anything goes wrong in here, we should simply crash as we already saved	3646	# if anything goes wrong in here, we should simply crash as we already saved
3147		3647
3148	warn "cancelling all WF_AUTOCANCEL watchers";
3149	for (Event::all_watchers) {
3150	$_->cancel if $_->data & WF_AUTOCANCEL;
3151	}
3152
3153	warn "flushing outstanding aio requests";	3648	warn "flushing outstanding aio requests";
3154	for (;;) {
3155	BDB::flush;
3156	IO::AIO::flush;
3157	Coro::cede;
3158	last unless IO::AIO::nreqs || BDB::nreqs;	3649	while (IO::AIO::nreqs || BDB::nreqs) {
3159	warn "iterate...";	3650	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3160	}
3161
3162	++$RELOAD;
3163
3164	warn "cancelling all extension coros";
3165	$_->cancel for values %EXT_CORO;
3166	%EXT_CORO = ();
3167
3168	warn "removing commands";
3169	%COMMAND = ();
3170
3171	warn "removing ext/exti commands";
3172	%EXTCMD = ();
3173	%EXTICMD = ();
3174
3175	warn "unloading/nuking all extensions";
3176	for my $pkg (@EXTS) {
3177	warn "... unloading $pkg";
3178
3179	if (my $cb = $pkg->can ("unload")) {
3180	eval {
3181	$cb->($pkg);
3182	1
3183	} or warn "$pkg unloaded, but with errors: $@";
3184	}	3651	}
3185		3652
3186	warn "... nuking $pkg";	3653	warn "cancelling all extension coros";
3187	Symbol::delete_package $pkg;	3654	$_->cancel for values %EXT_CORO;
3188	}	3655	%EXT_CORO = ();
3189		3656
3190	warn "unloading all perl modules loaded from $LIBDIR";	3657	warn "removing commands";
3191	while (my ($k, $v) = each %INC) {	3658	%COMMAND = ();
3192	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3193		3659
		3660	warn "removing ext/exti commands";
		3661	%EXTCMD = ();
		3662	%EXTICMD = ();
		3663
		3664	warn "unloading/nuking all extensions";
		3665	for my $pkg (@EXTS) {
3194	warn "... unloading $k";	3666	warn "... unloading $pkg";
3195	delete $INC{$k};
3196		3667
3197	$k =~ s/\.pm$//;
3198	$k =~ s/\//::/g;
3199
3200	if (my $cb = $k->can ("unload_module")) {	3668	if (my $cb = $pkg->can ("unload")) {
		3669	eval {
3201	$cb->();	3670	$cb->($pkg);
		3671	1
		3672	} or warn "$pkg unloaded, but with errors: $@";
		3673	}
		3674
		3675	warn "... clearing $pkg";
		3676	clear_package $pkg;
3202	}	3677	}
3203		3678
3204	Symbol::delete_package $k;	3679	warn "unloading all perl modules loaded from $LIBDIR";
		3680	while (my ($k, $v) = each %INC) {
		3681	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3682
		3683	warn "... unloading $k";
		3684	delete $INC{$k};
		3685
		3686	$k =~ s/\.pm$//;
		3687	$k =~ s/\//::/g;
		3688
		3689	if (my $cb = $k->can ("unload_module")) {
		3690	$cb->();
		3691	}
		3692
		3693	clear_package $k;
3205	}	3694	}
3206		3695
3207	warn "getting rid of safe::, as good as possible";	3696	warn "getting rid of safe::, as good as possible";
3208	Symbol::delete_package "safe::$_"	3697	clear_package "safe::$_"
3209	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3698	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3210		3699
3211	warn "unloading cf.pm \"a bit\"";	3700	warn "unloading cf.pm \"a bit\"";
3212	delete $INC{"cf.pm"};	3701	delete $INC{"cf.pm"};
3213	delete $INC{"cf/pod.pm"};	3702	delete $INC{"cf/pod.pm"};
3214		3703
3215	# don't, removes xs symbols, too,	3704	# don't, removes xs symbols, too,
3216	# and global variables created in xs	3705	# and global variables created in xs
3217	#Symbol::delete_package __PACKAGE__;	3706	#clear_package __PACKAGE__;
3218		3707
3219	warn "unload completed, starting to reload now";	3708	warn "unload completed, starting to reload now";
3220		3709
3221	warn "reloading cf.pm";	3710	warn "reloading cf.pm";
3222	require cf;	3711	require cf;
3223	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3712	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3224		3713
3225	warn "loading config and database again";	3714	warn "loading config and database again";
3226	cf::cfg_load;	3715	cf::reload_config;
3227		3716
3228	warn "loading extensions";	3717	warn "loading extensions";
3229	cf::load_extensions;	3718	cf::load_extensions;
3230		3719
3231	warn "reattaching attachments to objects/players";	3720	warn "reattaching attachments to objects/players";
3232	_global_reattach; # objects, sockets	3721	_global_reattach; # objects, sockets
3233	warn "reattaching attachments to maps";	3722	warn "reattaching attachments to maps";
3234	reattach $_ for values %MAP;	3723	reattach $_ for values %MAP;
3235	warn "reattaching attachments to players";	3724	warn "reattaching attachments to players";
3236	reattach $_ for values %PLAYER;	3725	reattach $_ for values %PLAYER;
3237		3726
		3727	warn "running post_load";
		3728	(pop @POST_INIT)->(1) while @POST_INIT;
		3729
3238	warn "leaving sync_job";	3730	warn "leaving sync_job";
3239		3731
3240	1	3732	1
3241	} or do {	3733	} or do {
3242	warn $@;	3734	warn $@;
3243	warn "error while reloading, exiting.";	3735	cf::cleanup "error while reloading, exiting.";
3244	exit 1;
3245	};	3736	};
3246		3737
3247	warn "reloaded";	3738	warn "reloaded";
		3739	--$RELOAD;
		3740	}
3248	};	3741	};
3249		3742
3250	our $RELOAD_WATCHER; # used only during reload	3743	our $RELOAD_WATCHER; # used only during reload
3251		3744
3252	sub reload_perl() {	3745	sub reload_perl() {
3253	# doing reload synchronously and two reloads happen back-to-back,	3746	# doing reload synchronously and two reloads happen back-to-back,
3254	# coro crashes during coro_state_free->destroy here.	3747	# coro crashes during coro_state_free->destroy here.
3255		3748
3256	$RELOAD_WATCHER ||= Event->timer (	3749	$RELOAD_WATCHER ||= EV::timer $TICK * 1.5, 0, sub {
3257	reentrant => 0,
3258	after => 0,
3259	data => WF_AUTOCANCEL,
3260	cb => sub {
3261	do_reload_perl;	3750	do_reload_perl;
3262	undef $RELOAD_WATCHER;	3751	undef $RELOAD_WATCHER;
3263	},
3264	);	3752	};
3265	}	3753	}
3266		3754
3267	register_command "reload" => sub {	3755	register_command "reload" => sub {
3268	my ($who, $arg) = @_;	3756	my ($who, $arg) = @_;
3269		3757
3270	if ($who->flag (FLAG_WIZ)) {	3758	if ($who->flag (FLAG_WIZ)) {
3271	$who->message ("reloading server.");	3759	$who->message ("reloading server.");
		3760	async {
		3761	$Coro::current->{desc} = "perl_reload";
3272	async { reload_perl };	3762	reload_perl;
		3763	};
3273	}	3764	}
3274	};	3765	};
3275		3766
3276	unshift @INC, $LIBDIR;	3767	unshift @INC, $LIBDIR;
3277		3768
…		…
3279		3770
3280	our @WAIT_FOR_TICK;	3771	our @WAIT_FOR_TICK;
3281	our @WAIT_FOR_TICK_BEGIN;	3772	our @WAIT_FOR_TICK_BEGIN;
3282		3773
3283	sub wait_for_tick {	3774	sub wait_for_tick {
3284	return unless $TICK_WATCHER->is_active;
3285	return if $Coro::current == $Coro::main;	3775	return if tick_inhibit || $Coro::current == $Coro::main;
3286		3776
3287	my $signal = new Coro::Signal;	3777	my $signal = new Coro::Signal;
3288	push @WAIT_FOR_TICK, $signal;	3778	push @WAIT_FOR_TICK, $signal;
3289	$signal->wait;	3779	$signal->wait;
3290	}	3780	}
3291		3781
3292	sub wait_for_tick_begin {	3782	sub wait_for_tick_begin {
3293	return unless $TICK_WATCHER->is_active;
3294	return if $Coro::current == $Coro::main;	3783	return if tick_inhibit || $Coro::current == $Coro::main;
3295		3784
3296	my $signal = new Coro::Signal;	3785	my $signal = new Coro::Signal;
3297	push @WAIT_FOR_TICK_BEGIN, $signal;	3786	push @WAIT_FOR_TICK_BEGIN, $signal;
3298	$signal->wait;	3787	$signal->wait;
3299	}	3788	}
3300		3789
3301	my $min = 1e6;#d#	3790	sub tick {
3302	my $avg = 10;
3303	$TICK_WATCHER = Event->timer (
3304	reentrant => 0,
3305	parked => 1,
3306	prio => 0,
3307	at => $NEXT_TICK || $TICK,
3308	data => WF_AUTOCANCEL,
3309	cb => sub {
3310	if ($Coro::current != $Coro::main) {	3791	if ($Coro::current != $Coro::main) {
3311	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3792	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3312	unless ++$bug_warning > 10;	3793	unless ++$bug_warning > 10;
3313	return;	3794	return;
3314	}	3795	}
3315		3796
3316	$NOW = $tick_start = Event::time;
3317
3318	cf::server_tick; # one server iteration	3797	cf::server_tick; # one server iteration
3319		3798
3320	0 && sync_job {#d#	3799	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3321	for(1..10) {	3800	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3322	my $t = Event::time;	3801	Coro::async_pool {
3323	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3802	$Coro::current->{desc} = "runtime saver";
3324	or die;	3803	write_runtime_sync
3325		3804	or warn "ERROR: unable to write runtime file: $!";
3326	$map->width (50);
3327	$map->height (50);
3328	$map->alloc;
3329	$map->_load_objects ("/tmp/x.map", 1);
3330	my $t = Event::time - $t;
3331
3332	#next unless $t < 0.0013;#d#
3333	if ($t < $min) {
3334	$min = $t;
3335	}
3336	$avg = $avg * 0.99 + $t * 0.01;
3337	}
3338	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3339	exit 0;
3340	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3341	};	3805	};
		3806	}
3342		3807
3343	$RUNTIME += $TICK;
3344	$NEXT_TICK += $TICK;
3345
3346	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3347	$NEXT_RUNTIME_WRITE = $NOW + 10;
3348	Coro::async_pool {
3349	write_runtime
3350	or warn "ERROR: unable to write runtime file: $!";
3351	};
3352	}
3353
3354	# my $AFTER = Event::time;
3355	# warn $AFTER - $NOW;#d#
3356
3357	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3808	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3358	$sig->send;	3809	$sig->send;
3359	}	3810	}
3360	while (my $sig = shift @WAIT_FOR_TICK) {	3811	while (my $sig = shift @WAIT_FOR_TICK) {
3361	$sig->send;	3812	$sig->send;
3362	}	3813	}
3363		3814
3364	$NOW = Event::time;	3815	$LOAD = ($NOW - $TICK_START) / $TICK;
3365
3366	# if we are delayed by four ticks or more, skip them all
3367	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3368
3369	$TICK_WATCHER->at ($NEXT_TICK);
3370	$TICK_WATCHER->start;
3371
3372	$LOAD = ($NOW - $tick_start) / $TICK;
3373	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3816	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3374		3817
3375	_post_tick;	3818	if (0) {
3376		3819	if ($NEXT_TICK) {
3377		3820	my $jitter = $TICK_START - $NEXT_TICK;
		3821	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3822	warn "jitter $JITTER\n";#d#
		3823	}
3378	},	3824	}
3379	);	3825	}
3380		3826
3381	{	3827	{
3382	BDB::max_poll_time $TICK * 0.1;	3828	# configure BDB
3383	$BDB_POLL_WATCHER = Event->io (	3829
3384	reentrant => 0,
3385	fd => BDB::poll_fileno,
3386	poll => 'r',
3387	prio => 0,
3388	data => WF_AUTOCANCEL,
3389	cb => \&BDB::poll_cb,
3390	);
3391	BDB::min_parallel 8;	3830	BDB::min_parallel 8;
3392		3831	BDB::max_poll_reqs $TICK * 0.1;
3393	BDB::set_sync_prepare {	3832	$AnyEvent::BDB::WATCHER->priority (1);
3394	my $status;
3395	my $current = $Coro::current;
3396	(
3397	sub {
3398	$status = $!;
3399	$current->ready; undef $current;
3400	},
3401	sub {
3402	Coro::schedule while defined $current;
3403	$! = $status;
3404	},
3405	)
3406	};
3407		3833
3408	unless ($DB_ENV) {	3834	unless ($DB_ENV) {
3409	$DB_ENV = BDB::db_env_create;	3835	$DB_ENV = BDB::db_env_create;
		3836	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		3837	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3838	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		3839	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3840	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3410		3841
3411	cf::sync_job {	3842	cf::sync_job {
3412	eval {	3843	eval {
3413	BDB::db_env_open	3844	BDB::db_env_open
3414	$DB_ENV,	3845	$DB_ENV,
…		…
3416	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3847	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3417	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3848	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3418	0666;	3849	0666;
3419		3850
3420	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3851	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3421
3422	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3423	$DB_ENV->set_lk_detect;
3424	};	3852	};
3425		3853
3426	cf::cleanup "db_env_open(db): $@" if $@;	3854	cf::cleanup "db_env_open(db): $@" if $@;
3427	};	3855	};
3428	}	3856	}
		3857
		3858	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3859	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3860	};
		3861	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3862	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3863	};
		3864	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		3865	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3866	};
3429	}	3867	}
3430		3868
3431	{	3869	{
		3870	# configure IO::AIO
		3871
3432	IO::AIO::min_parallel 8;	3872	IO::AIO::min_parallel 8;
3433
3434	undef $Coro::AIO::WATCHER;
3435	IO::AIO::max_poll_time $TICK * 0.1;	3873	IO::AIO::max_poll_time $TICK * 0.1;
3436	$AIO_POLL_WATCHER = Event->io (	3874	undef $AnyEvent::AIO::WATCHER;
3437	reentrant => 0,
3438	data => WF_AUTOCANCEL,
3439	fd => IO::AIO::poll_fileno,
3440	poll => 'r',
3441	prio => 6,
3442	cb => \&IO::AIO::poll_cb,
3443	);
3444	}	3875	}
3445		3876
3446	my $_log_backtrace;	3877	my $_log_backtrace;
3447		3878
3448	sub _log_backtrace {	3879	sub _log_backtrace {
…		…
3451	$msg =~ s/\n//;	3882	$msg =~ s/\n//;
3452		3883
3453	# limit the # of concurrent backtraces	3884	# limit the # of concurrent backtraces
3454	if ($_log_backtrace < 2) {	3885	if ($_log_backtrace < 2) {
3455	++$_log_backtrace;	3886	++$_log_backtrace;
		3887	my $perl_bt = Carp::longmess $msg;
3456	async {	3888	async {
		3889	$Coro::current->{desc} = "abt $msg";
		3890
3457	my @bt = fork_call {	3891	my @bt = fork_call {
3458	@addr = map { sprintf "%x", $_ } @addr;	3892	@addr = map { sprintf "%x", $_ } @addr;
3459	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3893	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3460	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3894	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3461	or die "addr2line: $!";	3895	or die "addr2line: $!";
…		…
3469	}	3903	}
3470		3904
3471	@funcs	3905	@funcs
3472	};	3906	};
3473		3907
3474	LOG llevInfo, "[ABT] $msg\n";	3908	LOG llevInfo, "[ABT] $perl_bt\n";
		3909	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3475	LOG llevInfo, "[ABT] $_\n" for @bt;	3910	LOG llevInfo, "[ABT] $_\n" for @bt;
3476	--$_log_backtrace;	3911	--$_log_backtrace;
3477	};	3912	};
3478	} else {	3913	} else {
3479	LOG llevInfo, "[ABT] $msg\n";	3914	LOG llevInfo, "[ABT] $msg\n";

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