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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.324 by root, Sat Jul 28 14:23:17 2007 UTC vs.
Revision 1.450 by root, Mon Sep 22 01:33:09 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 3.61 ();	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;
		49	use Coro::Util ();
24		50
25	use JSON::XS 1.4 ();	51	use JSON::XS 2.01 ();
26	use BDB ();	52	use BDB ();
27	use Data::Dumper;	53	use Data::Dumper;
28	use Digest::MD5;	54	use Digest::MD5;
29	use Fcntl;	55	use Fcntl;
30	use YAML::Syck ();	56	use YAML ();
31	use IO::AIO 2.32 ();	57	use IO::AIO ();
32	use Time::HiRes;	58	use Time::HiRes;
33	use Compress::LZF;	59	use Compress::LZF;
34	use Digest::MD5 ();	60	use Digest::MD5 ();
		61
		62	AnyEvent::detect;
35		63
36	# configure various modules to our taste	64	# configure various modules to our taste
37	#	65	#
38	$Storable::canonical = 1; # reduce rsync transfers	66	$Storable::canonical = 1; # reduce rsync transfers
39	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";
40	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
41
42	$Event::Eval = 1; # no idea why this is required, but it is
43
44	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
45	$YAML::Syck::ImplicitUnicode = 1;
46
47	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
48		74
49	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	75	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
50		76
51	our %COMMAND = ();	77	our %COMMAND = ();
52	our %COMMAND_TIME = ();	78	our %COMMAND_TIME = ();
…		…
58	our %EXT_MAP = (); # pluggable maps	84	our %EXT_MAP = (); # pluggable maps
59		85
60	our $RELOAD; # number of reloads so far	86	our $RELOAD; # number of reloads so far
61	our @EVENT;	87	our @EVENT;
62		88
63	our $CONFDIR = confdir;	89	our $CONFDIR = confdir;
64	our $DATADIR = datadir;	90	our $DATADIR = datadir;
65	our $LIBDIR = "$DATADIR/ext";	91	our $LIBDIR = "$DATADIR/ext";
66	our $PODDIR = "$DATADIR/pod";	92	our $PODDIR = "$DATADIR/pod";
67	our $MAPDIR = "$DATADIR/" . mapdir;	93	our $MAPDIR = "$DATADIR/" . mapdir;
68	our $LOCALDIR = localdir;	94	our $LOCALDIR = localdir;
69	our $TMPDIR = "$LOCALDIR/" . tmpdir;	95	our $TMPDIR = "$LOCALDIR/" . tmpdir;
70	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	96	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
71	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	97	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
72	our $RANDOMDIR = "$LOCALDIR/random";	98	our $RANDOMDIR = "$LOCALDIR/random";
73	our $BDBDIR = "$LOCALDIR/db";	99	our $BDBDIR = "$LOCALDIR/db";
		100	our $PIDFILE = "$LOCALDIR/pid";
		101	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		102
		103	our %RESOURCE;
74		104
75	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	105	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
76	our $TICK_WATCHER;
77	our $AIO_POLL_WATCHER;
78	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	106	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
79	our $NEXT_TICK;	107	our $NEXT_TICK;
80	our $NOW;
81	our $USE_FSYNC = 1; # use fsync to write maps - default off	108	our $USE_FSYNC = 1; # use fsync to write maps - default off
82		109
		110	our $BDB_DEADLOCK_WATCHER;
		111	our $BDB_CHECKPOINT_WATCHER;
83	our $BDB_POLL_WATCHER;	112	our $BDB_TRICKLE_WATCHER;
84	our $DB_ENV;	113	our $DB_ENV;
85		114
86	our %CFG;	115	our %CFG;
87		116
88	our $UPTIME; $UPTIME ||= time;	117	our $UPTIME; $UPTIME ||= time;
89	our $RUNTIME;	118	our $RUNTIME;
		119	our $NOW;
90		120
91	our %PLAYER; # all users	121	our (%PLAYER, %PLAYER_LOADING); # all users
92	our %MAP; # all maps	122	our (%MAP, %MAP_LOADING ); # all maps
93	our $LINK_MAP; # the special {link} map, which is always available	123	our $LINK_MAP; # the special {link} map, which is always available
94		124
95	# 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 ∕
96	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	126	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
97		127
98	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)
99	our $LOADAVG; # same thing, but with alpha-smoothing	129	our $LOADAVG; # same thing, but with alpha-smoothing
		130	our $JITTER; # average jitter
100	our $tick_start; # for load detecting purposes	131	our $TICK_START; # for load detecting purposes
101		132
102	binmode STDOUT;	133	binmode STDOUT;
103	binmode STDERR;	134	binmode STDERR;
104		135
105	# read virtual server time, if available	136	# read virtual server time, if available
106	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	137	unless ($RUNTIME || !-e $RUNTIMEFILE) {
107	open my $fh, "<", "$LOCALDIR/runtime"	138	open my $fh, "<", $RUNTIMEFILE
108	or die "unable to read runtime file: $!";	139	or die "unable to read $RUNTIMEFILE file: $!";
109	$RUNTIME = <$fh> + 0.;	140	$RUNTIME = <$fh> + 0.;
110	}	141	}
111		142
112	mkdir $_	143	mkdir $_
113	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	144	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
…		…
158		189
159	The raw value load value from the last tick.	190	The raw value load value from the last tick.
160		191
161	=item %cf::CFG	192	=item %cf::CFG
162		193
163	Configuration for the server, loaded from C</etc/crossfire/config>, or	194	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
164	from wherever your confdir points to.	195	from wherever your confdir points to.
165		196
166	=item cf::wait_for_tick, cf::wait_for_tick_begin	197	=item cf::wait_for_tick, cf::wait_for_tick_begin
167		198
168	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	199	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
…		…
186	$msg .= "\n"	217	$msg .= "\n"
187	unless $msg =~ /\n$/;	218	unless $msg =~ /\n$/;
188		219
189	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	220	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
190		221
191	utf8::encode $msg;
192	LOG llevError, $msg;	222	LOG llevError, $msg;
193	};	223	};
194	}	224	}
		225
		226	$Coro::State::DIEHOOK = sub {
		227	return unless $^S eq 0; # "eq", not "=="
		228
		229	if ($Coro::current == $Coro::main) {#d#
		230	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		231	return;#d#
		232	}#d#
		233
		234	# kill coroutine otherwise
		235	warn Carp::longmess $_[0];
		236	Coro::terminate
		237	};
		238
		239	$SIG{__DIE__} = sub { }; #d#?
195		240
196	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	241	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
197	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	242	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
198	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	243	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
199	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	244	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
206	for my $pkg (qw(	251	for my $pkg (qw(
207	cf::global cf::attachable	252	cf::global cf::attachable
208	cf::object cf::object::player	253	cf::object cf::object::player
209	cf::client cf::player	254	cf::client cf::player
210	cf::arch cf::living	255	cf::arch cf::living
		256	cf::map cf::mapspace
211	cf::map cf::party cf::region	257	cf::party cf::region
212	)) {	258	)) {
213	no strict 'refs';
214	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	259	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
215	}	260	}
216		261
217	$Event::DIED = sub {	262	$EV::DIED = sub {
218	warn "error in event callback: @_";	263	warn "error in event callback: @_";
219	};	264	};
220		265
221	#############################################################################	266	#############################################################################
222		267
…		…
245	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	290	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
246	$d	291	$d
247	} || "[unable to dump $_[0]: '$@']";	292	} || "[unable to dump $_[0]: '$@']";
248	}	293	}
249		294
250	=item $ref = cf::from_json $json	295	=item $ref = cf::decode_json $json
251		296
252	Converts a JSON string into the corresponding perl data structure.	297	Converts a JSON string into the corresponding perl data structure.
253		298
254	=item $json = cf::to_json $ref	299	=item $json = cf::encode_json $ref
255		300
256	Converts a perl data structure into its JSON representation.	301	Converts a perl data structure into its JSON representation.
257		302
258	=cut	303	=cut
259		304
260	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	305	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
261		306
262	sub to_json ($) { $json_coder->encode ($_[0]) }	307	sub encode_json($) { $json_coder->encode ($_[0]) }
263	sub from_json ($) { $json_coder->decode ($_[0]) }	308	sub decode_json($) { $json_coder->decode ($_[0]) }
264		309
265	=item cf::lock_wait $string	310	=item cf::lock_wait $string
266		311
267	Wait until the given lock is available. See cf::lock_acquire.	312	Wait until the given lock is available. See cf::lock_acquire.
268		313
…		…
271	Wait until the given lock is available and then acquires it and returns	316	Wait until the given lock is available and then acquires it and returns
272	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	317	a Coro::guard object. If the guard object gets destroyed (goes out of scope,
273	for example when the coroutine gets canceled), the lock is automatically	318	for example when the coroutine gets canceled), the lock is automatically
274	returned.	319	returned.
275		320
		321	Locks are *not* recursive, locking from the same coro twice results in a
		322	deadlocked coro.
		323
276	Lock names should begin with a unique identifier (for example, cf::map::find	324	Lock names should begin with a unique identifier (for example, cf::map::find
277	uses map_find and cf::map::load uses map_load).	325	uses map_find and cf::map::load uses map_load).
278		326
279	=item $locked = cf::lock_active $string	327	=item $locked = cf::lock_active $string
280		328
281	Return true if the lock is currently active, i.e. somebody has locked it.	329	Return true if the lock is currently active, i.e. somebody has locked it.
282		330
283	=cut	331	=cut
284		332
285	our %LOCK;	333	our %LOCK;
		334	our %LOCKER;#d#
286		335
287	sub lock_wait($) {	336	sub lock_wait($) {
288	my ($key) = @_;	337	my ($key) = @_;
		338
		339	if ($LOCKER{$key} == $Coro::current) {#d#
		340	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
		341	return;#d#
		342	}#d#
289		343
290	# wait for lock, if any	344	# wait for lock, if any
291	while ($LOCK{$key}) {	345	while ($LOCK{$key}) {
292	push @{ $LOCK{$key} }, $Coro::current;	346	push @{ $LOCK{$key} }, $Coro::current;
293	Coro::schedule;	347	Coro::schedule;
…		…
299		353
300	# wait, to be sure we are not locked	354	# wait, to be sure we are not locked
301	lock_wait $key;	355	lock_wait $key;
302		356
303	$LOCK{$key} = [];	357	$LOCK{$key} = [];
		358	$LOCKER{$key} = $Coro::current;#d#
304		359
305	Coro::guard {	360	Coro::guard {
		361	delete $LOCKER{$key};#d#
306	# wake up all waiters, to be on the safe side	362	# wake up all waiters, to be on the safe side
307	$_->ready for @{ delete $LOCK{$key} };	363	$_->ready for @{ delete $LOCK{$key} };
308	}	364	}
309	}	365	}
310		366
…		…
313		369
314	! ! $LOCK{$key}	370	! ! $LOCK{$key}
315	}	371	}
316		372
317	sub freeze_mainloop {	373	sub freeze_mainloop {
318	return unless $TICK_WATCHER->is_active;	374	tick_inhibit_inc;
319		375
320	my $guard = Coro::guard {	376	Coro::guard \&tick_inhibit_dec;
321	$TICK_WATCHER->start;	377	}
322	};	378
323	$TICK_WATCHER->stop;	379	=item cf::periodic $interval, $cb
324	$guard	380
		381	Like EV::periodic, but randomly selects a starting point so that the actions
		382	get spread over timer.
		383
		384	=cut
		385
		386	sub periodic($$) {
		387	my ($interval, $cb) = @_;
		388
		389	my $start = rand List::Util::min 180, $interval;
		390
		391	EV::periodic $start, $interval, 0, $cb
325	}	392	}
326		393
327	=item cf::get_slot $time[, $priority[, $name]]	394	=item cf::get_slot $time[, $priority[, $name]]
328		395
329	Allocate $time seconds of blocking CPU time at priority C<$priority>:	396	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
340	our @SLOT_QUEUE;	407	our @SLOT_QUEUE;
341	our $SLOT_QUEUE;	408	our $SLOT_QUEUE;
342		409
343	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	410	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
344	$SLOT_QUEUE = Coro::async {	411	$SLOT_QUEUE = Coro::async {
		412	$Coro::current->desc ("timeslot manager");
		413
345	my $signal = new Coro::Signal;	414	my $signal = new Coro::Signal;
346		415
347	while () {	416	while () {
348	next_job:	417	next_job:
349	my $avail = cf::till_tick;	418	my $avail = cf::till_tick;
…		…
357	}	426	}
358	}	427	}
359	}	428	}
360		429
361	if (@SLOT_QUEUE) {	430	if (@SLOT_QUEUE) {
362	# we do not use wait_For_tick() as it returns immediately when tick is inactive	431	# we do not use wait_for_tick() as it returns immediately when tick is inactive
363	push @cf::WAIT_FOR_TICK, $signal;	432	push @cf::WAIT_FOR_TICK, $signal;
364	$signal->wait;	433	$signal->wait;
365	} else {	434	} else {
366	Coro::schedule;	435	Coro::schedule;
367	}	436	}
368	}	437	}
369	};	438	};
370		439
371	sub get_slot($;$$) {	440	sub get_slot($;$$) {
		441	return if tick_inhibit || $Coro::current == $Coro::main;
		442
372	my ($time, $pri, $name) = @_;	443	my ($time, $pri, $name) = @_;
373		444
374	$time = $TICK * .6 if $time > $TICK * .6;	445	$time = $TICK * .6 if $time > $TICK * .6;
375	my $sig = new Coro::Signal;	446	my $sig = new Coro::Signal;
376		447
…		…
390		461
391	BEGIN { *async = \&Coro::async_pool }	462	BEGIN { *async = \&Coro::async_pool }
392		463
393	=item cf::sync_job { BLOCK }	464	=item cf::sync_job { BLOCK }
394		465
395	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	466	The design of Deliantra requires that the main coroutine ($Coro::main)
396	is always able to handle events or runnable, as Crossfire TRT is only	467	is always able to handle events or runnable, as Deliantra is only
397	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	468	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
398	acceptable.	469	acceptable.
399		470
400	If it must be done, put the blocking parts into C<sync_job>. This will run	471	If it must be done, put the blocking parts into C<sync_job>. This will run
401	the given BLOCK in another coroutine while waiting for the result. The	472	the given BLOCK in another coroutine while waiting for the result. The
…		…
406		477
407	sub sync_job(&) {	478	sub sync_job(&) {
408	my ($job) = @_;	479	my ($job) = @_;
409		480
410	if ($Coro::current == $Coro::main) {	481	if ($Coro::current == $Coro::main) {
411	my $time = Event::time;	482	my $time = EV::time;
412		483
413	# this is the main coro, too bad, we have to block	484	# this is the main coro, too bad, we have to block
414	# till the operation succeeds, freezing the server :/	485	# till the operation succeeds, freezing the server :/
415		486
416	# TODO: use suspend/resume instead	487	LOG llevError, Carp::longmess "sync job";#d#
417	# (but this is cancel-safe)	488
418	my $freeze_guard = freeze_mainloop;	489	my $freeze_guard = freeze_mainloop;
419		490
420	my $busy = 1;	491	my $busy = 1;
421	my @res;	492	my @res;
422		493
423	(async {	494	(async {
		495	$Coro::current->desc ("sync job coro");
424	@res = eval { $job->() };	496	@res = eval { $job->() };
425	warn $@ if $@;	497	warn $@ if $@;
426	undef $busy;	498	undef $busy;
427	})->prio (Coro::PRIO_MAX);	499	})->prio (Coro::PRIO_MAX);
428		500
429	while ($busy) {	501	while ($busy) {
430	Coro::cede or Event::one_event;	502	if (Coro::nready) {
		503	Coro::cede_notself;
		504	} else {
		505	EV::loop EV::LOOP_ONESHOT;
431	}	506	}
		507	}
432		508
433	$time = Event::time - $time;	509	my $time = EV::time - $time;
434		510
435	LOG llevError | logBacktrace, Carp::longmess "long sync job"
436	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
437
438	$tick_start += $time; # do not account sync jobs to server load	511	$TICK_START += $time; # do not account sync jobs to server load
439		512
440	wantarray ? @res : $res[0]	513	wantarray ? @res : $res[0]
441	} else {	514	} else {
442	# we are in another coroutine, how wonderful, everything just works	515	# we are in another coroutine, how wonderful, everything just works
443		516
…		…
468	=item fork_call { }, $args	541	=item fork_call { }, $args
469		542
470	Executes the given code block with the given arguments in a seperate	543	Executes the given code block with the given arguments in a seperate
471	process, returning the results. Everything must be serialisable with	544	process, returning the results. Everything must be serialisable with
472	Coro::Storable. May, of course, block. Note that the executed sub may	545	Coro::Storable. May, of course, block. Note that the executed sub may
473	never block itself or use any form of Event handling.	546	never block itself or use any form of event handling.
474		547
475	=cut	548	=cut
476
477	sub _store_scalar {
478	open my $fh, ">", \my $buf
479	or die "fork_call: cannot open fh-to-buf in child : $!";
480	Storable::store_fd $_[0], $fh;
481	close $fh;
482
483	$buf
484	}
485		549
486	sub fork_call(&@) {	550	sub fork_call(&@) {
487	my ($cb, @args) = @_;	551	my ($cb, @args) = @_;
488		552
489	# socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC	553	# we seemingly have to make a local copy of the whole thing,
490	# or die "socketpair: $!";	554	# otherwise perl prematurely frees the stuff :/
491	pipe my $fh1, my $fh2	555	# TODO: investigate and fix (likely this will be rather laborious)
492	or die "pipe: $!";
493		556
494	if (my $pid = fork) {	557	my @res = Coro::Util::fork_eval {
495	close $fh2;
496
497	my $res = (Coro::Handle::unblock $fh1)->readline (undef);
498	warn "pst<$res>" unless $res =~ /^pst/;
499	$res = Coro::Storable::thaw $res;
500
501	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave
502
503	Carp::confess $$res unless "ARRAY" eq ref $res;
504
505	return wantarray ? @$res : $res->[-1];
506	} else {
507	reset_signals;	558	reset_signals;
508	local $SIG{__WARN__};	559	&$cb
509	local $SIG{__DIE__};	560	}, @args;
510	# just in case, this hack effectively disables event
511	# in the child. cleaner and slower would be canceling all watchers,
512	# but this works for the time being.
513	local $Coro::idle;
514	$Coro::current->prio (Coro::PRIO_MAX);
515		561
516	eval {	562	wantarray ? @res : $res[-1]
517	close $fh1;	563	}
518		564
519	my @res = eval { $cb->(@args) };	565	=item $coin = coin_from_name $name
520		566
521	syswrite $fh2, _store_scalar $@ ? \"$@" : \@res;	567	=cut
522	close $fh2;
523	};
524		568
525	warn $@ if $@;	569	our %coin_alias = (
526	_exit 0;	570	"silver" => "silvercoin",
527	}	571	"silvercoin" => "silvercoin",
		572	"silvercoins" => "silvercoin",
		573	"gold" => "goldcoin",
		574	"goldcoin" => "goldcoin",
		575	"goldcoins" => "goldcoin",
		576	"platinum" => "platinacoin",
		577	"platinumcoin" => "platinacoin",
		578	"platinumcoins" => "platinacoin",
		579	"platina" => "platinacoin",
		580	"platinacoin" => "platinacoin",
		581	"platinacoins" => "platinacoin",
		582	"royalty" => "royalty",
		583	"royalties" => "royalty",
		584	);
		585
		586	sub coin_from_name($) {
		587	$coin_alias{$_[0]}
		588	? cf::arch::find $coin_alias{$_[0]}
		589	: undef
528	}	590	}
529		591
530	=item $value = cf::db_get $family => $key	592	=item $value = cf::db_get $family => $key
531		593
532	Returns a single value from the environment database.	594	Returns a single value from the environment database.
…		…
534	=item cf::db_put $family => $key => $value	596	=item cf::db_put $family => $key => $value
535		597
536	Stores the given C<$value> in the family. It can currently store binary	598	Stores the given C<$value> in the family. It can currently store binary
537	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	599	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
538		600
		601	=item $db = cf::db_table "name"
		602
		603	Create and/or open a new database table. The string must not be "db" and must be unique
		604	within each server.
		605
539	=cut	606	=cut
		607
		608	sub db_table($) {
		609	my ($name) = @_;
		610	my $db = BDB::db_create $DB_ENV;
		611
		612	eval {
		613	$db->set_flags (BDB::CHKSUM);
		614
		615	utf8::encode $name;
		616	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		617	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		618	cf::cleanup "db_open(db): $!" if $!;
		619	};
		620	cf::cleanup "db_open(db): $@" if $@;
		621
		622	$db
		623	}
540		624
541	our $DB;	625	our $DB;
542		626
543	sub db_init {	627	sub db_init {
544	unless ($DB) {
545	$DB = BDB::db_create $DB_ENV;
546
547	cf::sync_job {	628	cf::sync_job {
548	eval {	629	$DB ||= db_table "db";
549	$DB->set_flags (BDB::CHKSUM);
550
551	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
552	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
553	cf::cleanup "db_open(db): $!" if $!;
554	};
555	cf::cleanup "db_open(db): $@" if $@;
556	};
557	}	630	};
558	}	631	}
559		632
560	sub db_get($$) {	633	sub db_get($$) {
561	my $key = "$_[0]/$_[1]";	634	my $key = "$_[0]/$_[1]";
562		635
…		…
612	if (1) {	685	if (1) {
613	$md5 =	686	$md5 =
614	join "\x00",	687	join "\x00",
615	$processversion,	688	$processversion,
616	map {	689	map {
617	Coro::cede;	690	cf::cede_to_tick;
618	($src->[$_], Digest::MD5::md5_hex $data[$_])	691	($src->[$_], Digest::MD5::md5_hex $data[$_])
619	} 0.. $#$src;	692	} 0.. $#$src;
620		693
621		694
622	my $dbmd5 = db_get cache => "$id/md5";	695	my $dbmd5 = db_get cache => "$id/md5";
…		…
660		733
661	#############################################################################	734	#############################################################################
662		735
663	=head2 ATTACHABLE OBJECTS	736	=head2 ATTACHABLE OBJECTS
664		737
665	Many objects in crossfire are so-called attachable objects. That means you can	738	Many objects in deliantra are so-called attachable objects. That means you can
666	attach callbacks/event handlers (a collection of which is called an "attachment")	739	attach callbacks/event handlers (a collection of which is called an "attachment")
667	to it. All such attachable objects support the following methods.	740	to it. All such attachable objects support the following methods.
668		741
669	In the following description, CLASS can be any of C<global>, C<object>	742	In the following description, CLASS can be any of C<global>, C<object>
670	C<player>, C<client> or C<map> (i.e. the attachable objects in	743	C<player>, C<client> or C<map> (i.e. the attachable objects in
671	Crossfire TRT).	744	Deliantra).
672		745
673	=over 4	746	=over 4
674		747
675	=item $attachable->attach ($attachment, key => $value...)	748	=item $attachable->attach ($attachment, key => $value...)
676		749
…		…
720	=item cf::CLASS::attachment $name, ...	793	=item cf::CLASS::attachment $name, ...
721		794
722	Register an attachment by C<$name> through which attachable objects of the	795	Register an attachment by C<$name> through which attachable objects of the
723	given CLASS can refer to this attachment.	796	given CLASS can refer to this attachment.
724		797
725	Some classes such as crossfire maps and objects can specify attachments	798	Some classes such as deliantra maps and objects can specify attachments
726	that are attached at load/instantiate time, thus the need for a name.	799	that are attached at load/instantiate time, thus the need for a name.
727		800
728	These calls expect any number of the following handler/hook descriptions:	801	These calls expect any number of the following handler/hook descriptions:
729		802
730	=over 4	803	=over 4
…		…
958	}	1031	}
959		1032
960	0	1033	0
961	}	1034	}
962		1035
963	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1036	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
964		1037
965	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1038	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
966		1039
967	Generate an object-specific event with the given arguments.	1040	Generate an object-specific event with the given arguments.
968		1041
…		…
974		1047
975	=cut	1048	=cut
976		1049
977	#############################################################################	1050	#############################################################################
978	# object support	1051	# object support
979	#
980		1052
		1053	sub _object_equal($$);
		1054	sub _object_equal($$) {
		1055	my ($a, $b) = @_;
		1056
		1057	return 0 unless (ref $a) eq (ref $b);
		1058
		1059	if ("HASH" eq ref $a) {
		1060	my @ka = keys %$a;
		1061	my @kb = keys %$b;
		1062
		1063	return 0 if @ka != @kb;
		1064
		1065	for (0 .. $#ka) {
		1066	return 0 unless $ka[$_] eq $kb[$_];
		1067	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1068	}
		1069
		1070	} elsif ("ARRAY" eq ref $a) {
		1071
		1072	return 0 if @$a != @$b;
		1073
		1074	for (0 .. $#$a) {
		1075	return 0 unless _object_equal $a->[$_], $b->[$_];
		1076	}
		1077
		1078	} elsif ($a ne $b) {
		1079	return 0;
		1080	}
		1081
		1082	1
		1083	}
		1084
		1085	our $SLOW_MERGES;#d#
981	sub _can_merge {	1086	sub _can_merge {
982	my ($ob1, $ob2) = @_;	1087	my ($ob1, $ob2) = @_;
983		1088
984	local $Storable::canonical = 1;	1089	++$SLOW_MERGES;#d#
985	my $fob1 = Storable::freeze $ob1;
986	my $fob2 = Storable::freeze $ob2;
987		1090
988	$fob1 eq $fob2	1091	# we do the slow way here
		1092	return _object_equal $ob1, $ob2
989	}	1093	}
990		1094
991	sub reattach {	1095	sub reattach {
992	# basically do the same as instantiate, without calling instantiate	1096	# basically do the same as instantiate, without calling instantiate
993	my ($obj) = @_;	1097	my ($obj) = @_;
994		1098
		1099	# no longer needed after getting rid of delete_package?
995	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1100	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
996		1101
997	my $registry = $obj->registry;	1102	my $registry = $obj->registry;
998		1103
999	@$registry = ();	1104	@$registry = ();
1000		1105
…		…
1015	cf::attachable->attach (	1120	cf::attachable->attach (
1016	prio => -1000000,	1121	prio => -1000000,
1017	on_instantiate => sub {	1122	on_instantiate => sub {
1018	my ($obj, $data) = @_;	1123	my ($obj, $data) = @_;
1019		1124
1020	$data = from_json $data;	1125	$data = decode_json $data;
1021		1126
1022	for (@$data) {	1127	for (@$data) {
1023	my ($name, $args) = @$_;	1128	my ($name, $args) = @$_;
1024		1129
1025	$obj->attach ($name, %{$args || {} });	1130	$obj->attach ($name, %{$args || {} });
…		…
1041	sub object_freezer_save {	1146	sub object_freezer_save {
1042	my ($filename, $rdata, $objs) = @_;	1147	my ($filename, $rdata, $objs) = @_;
1043		1148
1044	sync_job {	1149	sync_job {
1045	if (length $$rdata) {	1150	if (length $$rdata) {
		1151	utf8::decode (my $decname = $filename);
1046	warn sprintf "saving %s (%d,%d)\n",	1152	warn sprintf "saving %s (%d,%d)\n",
1047	$filename, length $$rdata, scalar @$objs;	1153	$decname, length $$rdata, scalar @$objs;
1048		1154
1049	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1155	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1050	chmod SAVE_MODE, $fh;	1156	aio_chmod $fh, SAVE_MODE;
1051	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1157	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1052	aio_fsync $fh if $cf::USE_FSYNC;	1158	aio_fsync $fh if $cf::USE_FSYNC;
1053	close $fh;	1159	aio_close $fh;
1054		1160
1055	if (@$objs) {	1161	if (@$objs) {
1056	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1162	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1057	chmod SAVE_MODE, $fh;	1163	aio_chmod $fh, SAVE_MODE;
1058	my $data = Storable::nfreeze { version => 1, objs => $objs };	1164	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1059	aio_write $fh, 0, (length $data), $data, 0;	1165	aio_write $fh, 0, (length $data), $data, 0;
1060	aio_fsync $fh if $cf::USE_FSYNC;	1166	aio_fsync $fh if $cf::USE_FSYNC;
1061	close $fh;	1167	aio_close $fh;
1062	aio_rename "$filename.pst~", "$filename.pst";	1168	aio_rename "$filename.pst~", "$filename.pst";
1063	}	1169	}
1064	} else {	1170	} else {
1065	aio_unlink "$filename.pst";	1171	aio_unlink "$filename.pst";
1066	}	1172	}
…		…
1071	}	1177	}
1072	} else {	1178	} else {
1073	aio_unlink $filename;	1179	aio_unlink $filename;
1074	aio_unlink "$filename.pst";	1180	aio_unlink "$filename.pst";
1075	}	1181	}
1076	}	1182	};
1077	}	1183	}
1078		1184
1079	sub object_freezer_as_string {	1185	sub object_freezer_as_string {
1080	my ($rdata, $objs) = @_;	1186	my ($rdata, $objs) = @_;
1081		1187
…		…
1093	or return;	1199	or return;
1094		1200
1095	unless (aio_stat "$filename.pst") {	1201	unless (aio_stat "$filename.pst") {
1096	(aio_load "$filename.pst", $av) >= 0	1202	(aio_load "$filename.pst", $av) >= 0
1097	or return;	1203	or return;
		1204
1098	$av = eval { (Storable::thaw $av)->{objs} };	1205	my $st = eval { Coro::Storable::thaw $av };
		1206	$av = $st->{objs};
1099	}	1207	}
1100		1208
		1209	utf8::decode (my $decname = $filename);
1101	warn sprintf "loading %s (%d)\n",	1210	warn sprintf "loading %s (%d,%d)\n",
1102	$filename, length $data, scalar @{$av || []};	1211	$decname, length $data, scalar @{$av || []};
		1212
1103	return ($data, $av);	1213	($data, $av)
1104	}	1214	}
1105		1215
1106	=head2 COMMAND CALLBACKS	1216	=head2 COMMAND CALLBACKS
1107		1217
1108	=over 4	1218	=over 4
…		…
1186	my ($type, $reply, @payload) =	1296	my ($type, $reply, @payload) =
1187	"ARRAY" eq ref $msg	1297	"ARRAY" eq ref $msg
1188	? @$msg	1298	? @$msg
1189	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove	1299	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1190		1300
		1301	my @reply;
		1302
1191	if (my $cb = $EXTCMD{$type}) {	1303	if (my $cb = $EXTCMD{$type}) {
1192	my @reply = $cb->($pl, @payload);	1304	@reply = $cb->($pl, @payload);
1193
1194	$pl->ext_reply ($reply, @reply)
1195	if $reply;
1196	}	1305	}
		1306
		1307	$pl->ext_reply ($reply, @reply)
		1308	if $reply;
		1309
1197	} else {	1310	} else {
1198	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1311	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1199	}	1312	}
1200		1313
1201	cf::override;	1314	cf::override;
…		…
1228		1341
1229	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1342	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1230	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1343	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1231		1344
1232	$ext{source} =	1345	$ext{source} =
1233	"package $pkg; use strict; use utf8;\n"	1346	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1234	. "#line 1 \"$path\"\n{\n"	1347	. "#line 1 \"$path\"\n{\n"
1235	. $source	1348	. $source
1236	. "\n};\n1";	1349	. "\n};\n1";
1237		1350
1238	$todo{$base} = \%ext;	1351	$todo{$base} = \%ext;
…		…
1254	my $msg = $@ ? "$v->{path}: $@\n"	1367	my $msg = $@ ? "$v->{path}: $@\n"
1255	: "$v->{base}: extension inactive.\n";	1368	: "$v->{base}: extension inactive.\n";
1256		1369
1257	if (exists $v->{meta}{mandatory}) {	1370	if (exists $v->{meta}{mandatory}) {
1258	warn $msg;	1371	warn $msg;
1259	warn "mandatory extension failed to load, exiting.\n";	1372	cf::cleanup "mandatory extension failed to load, exiting.";
1260	exit 1;
1261	}	1373	}
1262		1374
1263	warn $msg;	1375	warn $msg;
1264	}	1376	}
1265		1377
…		…
1279		1391
1280	=back	1392	=back
1281		1393
1282	=head2 CORE EXTENSIONS	1394	=head2 CORE EXTENSIONS
1283		1395
1284	Functions and methods that extend core crossfire objects.	1396	Functions and methods that extend core deliantra objects.
1285		1397
1286	=cut	1398	=cut
1287		1399
1288	package cf::player;	1400	package cf::player;
1289		1401
1290	use Coro::AIO;	1402	use Coro::AIO;
1291		1403
1292	=head3 cf::player	1404	=head3 cf::player
1293		1405
1294	=over 4	1406	=over 4
		1407
		1408	=item cf::player::num_playing
		1409
		1410	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1411
		1412	=cut
		1413
		1414	sub num_playing {
		1415	scalar grep
		1416	$_->ob->map
		1417	&& !$_->hidden
		1418	&& !$_->ob->flag (cf::FLAG_WIZ),
		1419	cf::player::list
		1420	}
1295		1421
1296	=item cf::player::find $login	1422	=item cf::player::find $login
1297		1423
1298	Returns the given player object, loading it if necessary (might block).	1424	Returns the given player object, loading it if necessary (might block).
1299		1425
…		…
1335	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1461	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1336	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1462	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1337	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1463	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1338	aio_unlink +(playerdir $login) . "/$login.pl";	1464	aio_unlink +(playerdir $login) . "/$login.pl";
1339		1465
1340	my $pl = load_pl path $login	1466	my $f = new_from_file cf::object::thawer path $login
1341	or return;	1467	or return;
		1468
		1469	my $pl = cf::player::load_pl $f
		1470	or return;
		1471
		1472	local $cf::PLAYER_LOADING{$login} = $pl;
		1473	$f->resolve_delayed_derefs;
1342	$cf::PLAYER{$login} = $pl	1474	$cf::PLAYER{$login} = $pl
1343	}	1475	}
1344	}	1476	}
1345	}	1477	}
1346		1478
…		…
1355	return if $pl->{deny_save};	1487	return if $pl->{deny_save};
1356		1488
1357	aio_mkdir playerdir $pl, 0770;	1489	aio_mkdir playerdir $pl, 0770;
1358	$pl->{last_save} = $cf::RUNTIME;	1490	$pl->{last_save} = $cf::RUNTIME;
1359		1491
		1492	cf::get_slot 0.01;
		1493
1360	$pl->save_pl ($path);	1494	$pl->save_pl ($path);
1361	Coro::cede;	1495	cf::cede_to_tick;
1362	}	1496	}
1363		1497
1364	sub new($) {	1498	sub new($) {
1365	my ($login) = @_;	1499	my ($login) = @_;
1366		1500
…		…
1372	$cf::PLAYER{$login} = $self;	1506	$cf::PLAYER{$login} = $self;
1373		1507
1374	$self	1508	$self
1375	}	1509	}
1376		1510
		1511	=item $player->send_msg ($channel, $msg, $color, [extra...])
		1512
		1513	=cut
		1514
		1515	sub send_msg {
		1516	my $ns = shift->ns
		1517	or return;
		1518	$ns->send_msg (@_);
		1519	}
		1520
1377	=item $pl->quit_character	1521	=item $pl->quit_character
1378		1522
1379	Nukes the player without looking back. If logged in, the connection will	1523	Nukes the player without looking back. If logged in, the connection will
1380	be destroyed. May block for a long time.	1524	be destroyed. May block for a long time.
1381		1525
…		…
1385	my ($pl) = @_;	1529	my ($pl) = @_;
1386		1530
1387	my $name = $pl->ob->name;	1531	my $name = $pl->ob->name;
1388		1532
1389	$pl->{deny_save} = 1;	1533	$pl->{deny_save} = 1;
1390	$pl->password ("*"); # this should lock out the player until we nuked the dir	1534	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1391		1535
1392	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1536	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1393	$pl->deactivate;	1537	$pl->deactivate;
		1538	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1539	$pl->ob->check_score;
1394	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1540	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1395	$pl->ns->destroy if $pl->ns;	1541	$pl->ns->destroy if $pl->ns;
1396		1542
1397	my $path = playerdir $pl;	1543	my $path = playerdir $pl;
1398	my $temp = "$path~$cf::RUNTIME~deleting~";	1544	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1434	or return [];	1580	or return [];
1435		1581
1436	my @logins;	1582	my @logins;
1437		1583
1438	for my $login (@$dirs) {	1584	for my $login (@$dirs) {
		1585	my $path = path $login;
		1586
		1587	# a .pst is a dead give-away for a valid player
		1588	# if no pst file found, open and chekc for blocked users
		1589	if (aio_stat "$path.pst") {
1439	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1590	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1440	aio_read $fh, 0, 512, my $buf, 0 or next;	1591	aio_read $fh, 0, 512, my $buf, 0 or next;
1441	$buf !~ /^password -------------$/m or next; # official not-valid tag	1592	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1593	}
1442		1594
1443	utf8::decode $login;	1595	utf8::decode $login;
1444	push @logins, $login;	1596	push @logins, $login;
1445	}	1597	}
1446		1598
…		…
1473	}	1625	}
1474		1626
1475	\@paths	1627	\@paths
1476	}	1628	}
1477		1629
1478	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1630	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1479		1631
1480	Expand crossfire pod fragments into protocol xml.	1632	Expand deliantra pod fragments into protocol xml.
1481
1482	=cut
1483
1484	sub expand_cfpod {
1485	((my $self), (local $_)) = @_;
1486
1487	# escape & and <
1488	s/&/&amp;/g;
1489	s/(?<![BIUGH])</&lt;/g;
1490
1491	# this is buggy, it needs to properly take care of nested <'s
1492
1493	1 while
1494	# replace B<>, I<>, U<> etc.
1495	s/B<([^\>]*)>/<b>$1<\/b>/
1496	|| s/I<([^\>]*)>/<i>$1<\/i>/
1497	|| s/U<([^\>]*)>/<u>$1<\/u>/
1498	# replace G<male|female> tags
1499	|| s{G<([^>|]*)\|([^>]*)>}{
1500	$self->gender ? $2 : $1
1501	}ge
1502	# replace H<hint text>
1503	|| s{H<([^\>]*)>}
1504	{
1505	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1506	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1507	"")
1508	[$self->{hintmode}]
1509	}ge;
1510
1511	# create single paragraphs (very hackish)
1512	s/(?<=\S)\n(?=\w)/ /g;
1513
1514	# compress some whitespace
1515	s/\s+\n/\n/g; # ws line-ends
1516	s/\n\n+/\n/g; # double lines
1517	s/^\n+//; # beginning lines
1518	s/\n+$//; # ending lines
1519
1520	$_
1521	}
1522
1523	sub hintmode {
1524	$_[0]{hintmode} = $_[1] if @_ > 1;
1525	$_[0]{hintmode}
1526	}
1527		1633
1528	=item $player->ext_reply ($msgid, @msg)	1634	=item $player->ext_reply ($msgid, @msg)
1529		1635
1530	Sends an ext reply to the player.	1636	Sends an ext reply to the player.
1531		1637
1532	=cut	1638	=cut
1533		1639
1534	sub ext_reply($$@) {	1640	sub ext_reply($$@) {
1535	my ($self, $id, @msg) = @_;	1641	my ($self, $id, @msg) = @_;
1536		1642
1537	if ($self->ns->extcmd == 2) {	1643	$self->ns->ext_reply ($id, @msg)
1538	$self->send ("ext " . $self->ns->{json_coder}->encode (["reply-$id", @msg]));
1539	} elsif ($self->ns->extcmd == 1) {
1540	#TODO: version 1, remove
1541	unshift @msg, msgtype => "reply", msgid => $id;
1542	$self->send ("ext " . $self->ns->{json_coder}->encode ({@msg}));
1543	}
1544	}	1644	}
1545		1645
1546	=item $player->ext_msg ($type, @msg)	1646	=item $player->ext_msg ($type, @msg)
1547		1647
1548	Sends an ext event to the client.	1648	Sends an ext event to the client.
…		…
1604	our $MAX_RESET = 3600;	1704	our $MAX_RESET = 3600;
1605	our $DEFAULT_RESET = 3000;	1705	our $DEFAULT_RESET = 3000;
1606		1706
1607	sub generate_random_map {	1707	sub generate_random_map {
1608	my ($self, $rmp) = @_;	1708	my ($self, $rmp) = @_;
		1709
		1710	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1711
1609	# mit "rum" bekleckern, nicht	1712	# mit "rum" bekleckern, nicht
1610	$self->_create_random_map (	1713	$self->_create_random_map (
1611	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1714	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1612	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1715	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1613	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1716	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1735		1838
1736	# the temporary/swap location	1839	# the temporary/swap location
1737	sub save_path {	1840	sub save_path {
1738	my ($self) = @_;	1841	my ($self) = @_;
1739		1842
1740	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1843	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1741	"$TMPDIR/$path.map"	1844	"$TMPDIR/$path.map"
1742	}	1845	}
1743		1846
1744	# the unique path, undef == no special unique path	1847	# the unique path, undef == no special unique path
1745	sub uniq_path {	1848	sub uniq_path {
1746	my ($self) = @_;	1849	my ($self) = @_;
1747		1850
1748	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1851	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1749	"$UNIQUEDIR/$path"	1852	"$UNIQUEDIR/$path"
1750	}	1853	}
1751		1854
1752	# and all this just because we cannot iterate over	1855	# and all this just because we cannot iterate over
1753	# all maps in C++...	1856	# all maps in C++...
…		…
1776		1879
1777	sub load_header_from($) {	1880	sub load_header_from($) {
1778	my ($self, $path) = @_;	1881	my ($self, $path) = @_;
1779		1882
1780	utf8::encode $path;	1883	utf8::encode $path;
1781	#aio_open $path, O_RDONLY, 0	1884	my $f = new_from_file cf::object::thawer $path
1782	# or return;
1783
1784	$self->_load_header ($path)
1785	or return;	1885	or return;
		1886
		1887	$self->_load_header ($f)
		1888	or return;
		1889
		1890	local $MAP_LOADING{$self->{path}} = $self;
		1891	$f->resolve_delayed_derefs;
1786		1892
1787	$self->{load_path} = $path;	1893	$self->{load_path} = $path;
1788		1894
1789	1	1895	1
1790	}	1896	}
…		…
1844	sub find {	1950	sub find {
1845	my ($path, $origin) = @_;	1951	my ($path, $origin) = @_;
1846		1952
1847	$path = normalise $path, $origin && $origin->path;	1953	$path = normalise $path, $origin && $origin->path;
1848		1954
		1955	cf::lock_wait "map_data:$path";#d#remove
1849	cf::lock_wait "map_find:$path";	1956	cf::lock_wait "map_find:$path";
1850		1957
1851	$cf::MAP{$path} || do {	1958	$cf::MAP{$path} || do {
		1959	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1852	my $guard = cf::lock_acquire "map_find:$path";	1960	my $guard2 = cf::lock_acquire "map_find:$path";
		1961
1853	my $map = new_from_path cf::map $path	1962	my $map = new_from_path cf::map $path
1854	or return;	1963	or return;
1855		1964
1856	$map->{last_save} = $cf::RUNTIME;	1965	$map->{last_save} = $cf::RUNTIME;
1857		1966
…		…
1859	or return;	1968	or return;
1860		1969
1861	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	1970	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1862	# doing this can freeze the server in a sync job, obviously	1971	# doing this can freeze the server in a sync job, obviously
1863	#$cf::WAIT_FOR_TICK->wait;	1972	#$cf::WAIT_FOR_TICK->wait;
		1973	undef $guard2;
		1974	undef $guard1;
1864	$map->reset;	1975	$map->reset;
1865	undef $guard;
1866	return find $path;	1976	return find $path;
1867	}	1977	}
1868		1978
1869	$cf::MAP{$path} = $map	1979	$cf::MAP{$path} = $map
1870	}	1980	}
…		…
1879	local $self->{deny_reset} = 1; # loading can take a long time	1989	local $self->{deny_reset} = 1; # loading can take a long time
1880		1990
1881	my $path = $self->{path};	1991	my $path = $self->{path};
1882		1992
1883	{	1993	{
1884	my $guard = cf::lock_acquire "map_load:$path";	1994	my $guard = cf::lock_acquire "map_data:$path";
1885		1995
		1996	return unless $self->valid;
1886	return if $self->in_memory != cf::MAP_SWAPPED;	1997	return unless $self->in_memory == cf::MAP_SWAPPED;
1887		1998
1888	$self->in_memory (cf::MAP_LOADING);	1999	$self->in_memory (cf::MAP_LOADING);
1889		2000
1890	$self->alloc;	2001	$self->alloc;
1891		2002
1892	$self->pre_load;	2003	$self->pre_load;
1893	Coro::cede;	2004	cf::cede_to_tick;
1894		2005
		2006	my $f = new_from_file cf::object::thawer $self->{load_path};
		2007	$f->skip_block;
1895	$self->_load_objects ($self->{load_path}, 1)	2008	$self->_load_objects ($f)
1896	or return;	2009	or return;
1897		2010
1898	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2011	$self->post_load_original
1899	if delete $self->{load_original};	2012	if delete $self->{load_original};
1900		2013
1901	if (my $uniq = $self->uniq_path) {	2014	if (my $uniq = $self->uniq_path) {
1902	utf8::encode $uniq;	2015	utf8::encode $uniq;
1903	if (aio_open $uniq, O_RDONLY, 0) {	2016	unless (aio_stat $uniq) {
		2017	if (my $f = new_from_file cf::object::thawer $uniq) {
1904	$self->clear_unique_items;	2018	$self->clear_unique_items;
1905	$self->_load_objects ($uniq, 0);	2019	$self->_load_objects ($f);
		2020	$f->resolve_delayed_derefs;
		2021	}
1906	}	2022	}
1907	}	2023	}
1908		2024
1909	Coro::cede;	2025	$f->resolve_delayed_derefs;
		2026
		2027	cf::cede_to_tick;
1910	# now do the right thing for maps	2028	# now do the right thing for maps
1911	$self->link_multipart_objects;	2029	$self->link_multipart_objects;
1912	$self->difficulty ($self->estimate_difficulty)	2030	$self->difficulty ($self->estimate_difficulty)
1913	unless $self->difficulty;	2031	unless $self->difficulty;
1914	Coro::cede;	2032	cf::cede_to_tick;
1915		2033
1916	unless ($self->{deny_activate}) {	2034	unless ($self->{deny_activate}) {
1917	$self->decay_objects;	2035	$self->decay_objects;
1918	$self->fix_auto_apply;	2036	$self->fix_auto_apply;
1919	$self->update_buttons;	2037	$self->update_buttons;
1920	Coro::cede;	2038	cf::cede_to_tick;
1921	$self->set_darkness_map;	2039	$self->set_darkness_map;
1922	Coro::cede;	2040	cf::cede_to_tick;
1923	$self->activate;	2041	$self->activate;
1924	}	2042	}
1925		2043
1926	$map->{last_save} = $cf::RUNTIME;	2044	$self->{last_save} = $cf::RUNTIME;
1927	$map->last_access ($cf::RUNTIME);	2045	$self->last_access ($cf::RUNTIME);
1928		2046
1929	$self->in_memory (cf::MAP_IN_MEMORY);	2047	$self->in_memory (cf::MAP_ACTIVE);
1930	}	2048	}
1931		2049
1932	$self->post_load;	2050	$self->post_load;
1933	}	2051	}
1934		2052
…		…
1943		2061
1944	$self	2062	$self
1945	}	2063	}
1946		2064
1947	# find and load all maps in the 3x3 area around a map	2065	# find and load all maps in the 3x3 area around a map
1948	sub load_diag {	2066	sub load_neighbours {
1949	my ($map) = @_;	2067	my ($map) = @_;
1950		2068
1951	my @diag; # diagonal neighbours	2069	my @neigh; # diagonal neighbours
1952		2070
1953	for (0 .. 3) {	2071	for (0 .. 3) {
1954	my $neigh = $map->tile_path ($_)	2072	my $neigh = $map->tile_path ($_)
1955	or next;	2073	or next;
1956	$neigh = find $neigh, $map	2074	$neigh = find $neigh, $map
1957	or next;	2075	or next;
1958	$neigh->load;	2076	$neigh->load;
1959		2077
		2078	push @neigh,
1960	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2079	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1961	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2080	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1962	}	2081	}
1963		2082
1964	for (@diag) {	2083	for (grep defined $_->[0], @neigh) {
		2084	my ($path, $origin) = @$_;
1965	my $neigh = find @$_	2085	my $neigh = find $path, $origin
1966	or next;	2086	or next;
1967	$neigh->load;	2087	$neigh->load;
1968	}	2088	}
1969	}	2089	}
1970		2090
…		…
1975	}	2095	}
1976		2096
1977	sub do_load_sync {	2097	sub do_load_sync {
1978	my ($map) = @_;	2098	my ($map) = @_;
1979		2099
		2100	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2101	if $Coro::current == $Coro::main;
		2102
1980	cf::sync_job { $map->load };	2103	cf::sync_job { $map->load };
1981	}	2104	}
1982		2105
1983	our %MAP_PREFETCH;	2106	our %MAP_PREFETCH;
1984	our $MAP_PREFETCHER = undef;	2107	our $MAP_PREFETCHER = undef;
1985		2108
1986	sub find_async {	2109	sub find_async {
1987	my ($path, $origin) = @_;	2110	my ($path, $origin, $load) = @_;
1988		2111
1989	$path = normalise $path, $origin && $origin->{path};	2112	$path = normalise $path, $origin && $origin->{path};
1990		2113
1991	if (my $map = $cf::MAP{$path}) {	2114	if (my $map = $cf::MAP{$path}) {
1992	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2115	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1993	}	2116	}
1994		2117
1995	undef $MAP_PREFETCH{$path};	2118	$MAP_PREFETCH{$path} |= $load;
		2119
1996	$MAP_PREFETCHER ||= cf::async {	2120	$MAP_PREFETCHER ||= cf::async {
		2121	$Coro::current->{desc} = "map prefetcher";
		2122
1997	while (%MAP_PREFETCH) {	2123	while (%MAP_PREFETCH) {
1998	for my $path (keys %MAP_PREFETCH) {	2124	while (my ($k, $v) = each %MAP_PREFETCH) {
1999	if (my $map = find $path) {	2125	if (my $map = find $k) {
2000	$map->load;	2126	$map->load if $v;
2001	}	2127	}
2002		2128
2003	delete $MAP_PREFETCH{$path};	2129	delete $MAP_PREFETCH{$k};
2004	}	2130	}
2005	}	2131	}
2006	undef $MAP_PREFETCHER;	2132	undef $MAP_PREFETCHER;
2007	};	2133	};
2008	$MAP_PREFETCHER->prio (6);	2134	$MAP_PREFETCHER->prio (6);
…		…
2011	}	2137	}
2012		2138
2013	sub save {	2139	sub save {
2014	my ($self) = @_;	2140	my ($self) = @_;
2015		2141
2016	my $lock = cf::lock_acquire "map_data:" . $self->path;	2142	my $lock = cf::lock_acquire "map_data:$self->{path}";
2017		2143
2018	$self->{last_save} = $cf::RUNTIME;	2144	$self->{last_save} = $cf::RUNTIME;
2019		2145
2020	return unless $self->dirty;	2146	return unless $self->dirty;
2021		2147
…		…
2027	return if $self->{deny_save};	2153	return if $self->{deny_save};
2028		2154
2029	local $self->{last_access} = $self->last_access;#d#	2155	local $self->{last_access} = $self->last_access;#d#
2030		2156
2031	cf::async {	2157	cf::async {
		2158	$Coro::current->{desc} = "map player save";
2032	$_->contr->save for $self->players;	2159	$_->contr->save for $self->players;
2033	};	2160	};
		2161
		2162	cf::get_slot 0.02;
2034		2163
2035	if ($uniq) {	2164	if ($uniq) {
2036	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2165	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2037	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2166	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2038	} else {	2167	} else {
…		…
2044	my ($self) = @_;	2173	my ($self) = @_;
2045		2174
2046	# save first because save cedes	2175	# save first because save cedes
2047	$self->save;	2176	$self->save;
2048		2177
2049	my $lock = cf::lock_acquire "map_data:" . $self->path;	2178	my $lock = cf::lock_acquire "map_data:$self->{path}";
2050		2179
2051	return if $self->players;	2180	return if $self->players;
2052	return if $self->in_memory != cf::MAP_IN_MEMORY;	2181	return if $self->in_memory != cf::MAP_ACTIVE;
2053	return if $self->{deny_save};	2182	return if $self->{deny_save};
2054		2183
		2184	$self->in_memory (cf::MAP_SWAPPED);
		2185
		2186	$self->deactivate;
		2187	$_->clear_links_to ($self) for values %cf::MAP;
2055	$self->clear;	2188	$self->clear;
2056	$self->in_memory (cf::MAP_SWAPPED);
2057	}	2189	}
2058		2190
2059	sub reset_at {	2191	sub reset_at {
2060	my ($self) = @_;	2192	my ($self) = @_;
2061		2193
…		…
2093	if $uniq;	2225	if $uniq;
2094	}	2226	}
2095		2227
2096	delete $cf::MAP{$self->path};	2228	delete $cf::MAP{$self->path};
2097		2229
		2230	$self->deactivate;
		2231	$_->clear_links_to ($self) for values %cf::MAP;
2098	$self->clear;	2232	$self->clear;
2099
2100	$_->clear_links_to ($self) for values %cf::MAP;
2101		2233
2102	$self->unlink_save;	2234	$self->unlink_save;
2103	$self->destroy;	2235	$self->destroy;
2104	}	2236	}
2105		2237
2106	my $nuke_counter = "aaaa";	2238	my $nuke_counter = "aaaa";
2107		2239
2108	sub nuke {	2240	sub nuke {
2109	my ($self) = @_;	2241	my ($self) = @_;
2110		2242
		2243	{
		2244	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2245
2111	delete $cf::MAP{$self->path};	2246	delete $cf::MAP{$self->path};
2112		2247
2113	$self->unlink_save;	2248	$self->unlink_save;
2114		2249
2115	bless $self, "cf::map";	2250	bless $self, "cf::map";
2116	delete $self->{deny_reset};	2251	delete $self->{deny_reset};
2117	$self->{deny_save} = 1;	2252	$self->{deny_save} = 1;
2118	$self->reset_timeout (1);	2253	$self->reset_timeout (1);
2119	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2254	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2120		2255
2121	$cf::MAP{$self->path} = $self;	2256	$cf::MAP{$self->path} = $self;
		2257	}
2122		2258
2123	$self->reset; # polite request, might not happen	2259	$self->reset; # polite request, might not happen
2124	}	2260	}
2125		2261
2126	=item $maps = cf::map::tmp_maps	2262	=item $maps = cf::map::tmp_maps
…		…
2168		2304
2169	sub unique_maps() {	2305	sub unique_maps() {
2170	[	2306	[
2171	map {	2307	map {
2172	utf8::decode $_;	2308	utf8::decode $_;
2173	/\.map$/	2309	s/\.map$//; # TODO future compatibility hack
		2310	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2311	? ()
2174	? normalise $_	2312	: normalise $_
2175	: ()
2176	} @{ aio_readdir $UNIQUEDIR or [] }	2313	} @{ aio_readdir $UNIQUEDIR or [] }
2177	]	2314	]
2178	}	2315	}
2179		2316
2180	package cf;
2181
2182	=back	2317	=back
2183		2318
2184	=head3 cf::object	2319	=head3 cf::object
2185		2320
2186	=cut	2321	=cut
…		…
2189		2324
2190	=over 4	2325	=over 4
2191		2326
2192	=item $ob->inv_recursive	2327	=item $ob->inv_recursive
2193		2328
2194	Returns the inventory of the object _and_ their inventories, recursively.	2329	Returns the inventory of the object I<and> their inventories, recursively,
		2330	but I<not> the object itself.
2195		2331
2196	=cut	2332	=cut
2197		2333
2198	sub inv_recursive_;	2334	sub inv_recursive_;
2199	sub inv_recursive_ {	2335	sub inv_recursive_ {
…		…
2202		2338
2203	sub inv_recursive {	2339	sub inv_recursive {
2204	inv_recursive_ inv $_[0]	2340	inv_recursive_ inv $_[0]
2205	}	2341	}
2206		2342
		2343	=item $ref = $ob->ref
		2344
		2345	Creates and returns a persistent reference to an object that can be stored as a string.
		2346
		2347	=item $ob = cf::object::deref ($refstring)
		2348
		2349	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2350	even if the object actually exists. May block.
		2351
		2352	=cut
		2353
		2354	sub deref {
		2355	my ($ref) = @_;
		2356
		2357	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2358	my ($uuid, $name) = ($1, $2);
		2359	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2360	or return;
		2361	$pl->ob->uuid eq $uuid
		2362	or return;
		2363
		2364	$pl->ob
		2365	} else {
		2366	warn "$ref: cannot resolve object reference\n";
		2367	undef
		2368	}
		2369	}
		2370
2207	package cf;	2371	package cf;
2208		2372
2209	=back	2373	=back
2210		2374
2211	=head3 cf::object::player	2375	=head3 cf::object::player
…		…
2217	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2381	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2218	can be C<undef>. Does the right thing when the player is currently in a	2382	can be C<undef>. Does the right thing when the player is currently in a
2219	dialogue with the given NPC character.	2383	dialogue with the given NPC character.
2220		2384
2221	=cut	2385	=cut
		2386
		2387	our $SAY_CHANNEL = {
		2388	id => "say",
		2389	title => "Map",
		2390	reply => "say ",
		2391	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",
		2392	};
		2393
		2394	our $CHAT_CHANNEL = {
		2395	id => "chat",
		2396	title => "Chat",
		2397	reply => "chat ",
		2398	tooltip => "Player chat and shouts, global to the server.",
		2399	};
2222		2400
2223	# rough implementation of a future "reply" method that works	2401	# rough implementation of a future "reply" method that works
2224	# with dialog boxes.	2402	# with dialog boxes.
2225	#TODO: the first argument must go, split into a $npc->reply_to ( method	2403	#TODO: the first argument must go, split into a $npc->reply_to ( method
2226	sub cf::object::player::reply($$$;$) {	2404	sub cf::object::player::reply($$$;$) {
…		…
2238	my $dialog = $pl->{npc_dialog};	2416	my $dialog = $pl->{npc_dialog};
2239	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2417	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2240		2418
2241	} else {	2419	} else {
2242	$msg = $npc->name . " says: $msg" if $npc;	2420	$msg = $npc->name . " says: $msg" if $npc;
2243	$self->message ($msg, $flags);	2421	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2244	}	2422	}
2245	}	2423	}
		2424	}
		2425
		2426	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2427
		2428	=cut
		2429
		2430	sub cf::object::send_msg {
		2431	my $pl = shift->contr
		2432	or return;
		2433	$pl->send_msg (@_);
2246	}	2434	}
2247		2435
2248	=item $player_object->may ("access")	2436	=item $player_object->may ("access")
2249		2437
2250	Returns wether the given player is authorized to access resource "access"	2438	Returns wether the given player is authorized to access resource "access"
…		…
2263		2451
2264	=item $player_object->enter_link	2452	=item $player_object->enter_link
2265		2453
2266	Freezes the player and moves him/her to a special map (C<{link}>).	2454	Freezes the player and moves him/her to a special map (C<{link}>).
2267		2455
2268	The player should be reasonably safe there for short amounts of time. You	2456	The player should be reasonably safe there for short amounts of time (e.g.
2269	I<MUST> call C<leave_link> as soon as possible, though.	2457	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2458	though, as the palyer cannot control the character while it is on the link
		2459	map.
2270		2460
2271	Will never block.	2461	Will never block.
2272		2462
2273	=item $player_object->leave_link ($map, $x, $y)	2463	=item $player_object->leave_link ($map, $x, $y)
2274		2464
…		…
2329	# use -1 or undef as default coordinates, not 0, 0	2519	# use -1 or undef as default coordinates, not 0, 0
2330	($x, $y) = ($map->enter_x, $map->enter_y)	2520	($x, $y) = ($map->enter_x, $map->enter_y)
2331	if $x <=0 && $y <= 0;	2521	if $x <=0 && $y <= 0;
2332		2522
2333	$map->load;	2523	$map->load;
2334	$map->load_diag;	2524	$map->load_neighbours;
2335		2525
2336	return unless $self->contr->active;	2526	return unless $self->contr->active;
		2527	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2337	$self->activate_recursive;	2528	$self->activate_recursive;
2338		2529
2339	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2530	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2340	$self->enter_map ($map, $x, $y);	2531	$self->enter_map ($map, $x, $y);
2341	}	2532	}
…		…
2346	her, loading and preparing them map, calling the provided $check callback	2537	her, loading and preparing them map, calling the provided $check callback
2347	that has to return the map if sucecssful, and then unfreezes the player on	2538	that has to return the map if sucecssful, and then unfreezes the player on
2348	the new (success) or old (failed) map position. In either case, $done will	2539	the new (success) or old (failed) map position. In either case, $done will
2349	be called at the end of this process.	2540	be called at the end of this process.
2350		2541
		2542	Note that $check will be called with a potentially non-loaded map, so if
		2543	it needs a loaded map it has to call C<< ->load >>.
		2544
2351	=cut	2545	=cut
2352		2546
2353	our $GOTOGEN;	2547	our $GOTOGEN;
2354		2548
2355	sub cf::object::player::goto {	2549	sub cf::object::player::goto {
…		…
2359	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2553	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2360		2554
2361	$self->enter_link;	2555	$self->enter_link;
2362		2556
2363	(async {	2557	(async {
		2558	$Coro::current->{desc} = "player::goto $path $x $y";
		2559
		2560	# *tag paths override both path and x|y
		2561	if ($path =~ /^\*(.*)$/) {
		2562	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2563	my $ob = $obs[rand @obs];
		2564
		2565	# see if we actually can go there
		2566	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2567	$ob = $obs[rand @obs];
		2568	} else {
		2569	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2570	}
		2571	# else put us there anyways for now #d#
		2572
		2573	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2574	} else {
		2575	($path, $x, $y) = (undef, undef, undef);
		2576	}
		2577	}
		2578
2364	my $map = eval {	2579	my $map = eval {
2365	my $map = cf::map::find $path;	2580	my $map = defined $path ? cf::map::find $path : undef;
2366		2581
2367	if ($map) {	2582	if ($map) {
2368	$map = $map->customise_for ($self);	2583	$map = $map->customise_for ($self);
2369	$map = $check->($map) if $check && $map;	2584	$map = $check->($map) if $check && $map;
2370	} else {	2585	} else {
2371	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2586	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2372	}	2587	}
2373		2588
2374	$map	2589	$map
2375	};	2590	};
2376		2591
…		…
2412	}	2627	}
2413		2628
2414	sub prepare_random_map {	2629	sub prepare_random_map {
2415	my ($exit) = @_;	2630	my ($exit) = @_;
2416		2631
2417	my $guard = cf::lock_acquire "exit_prepare:$exit";
2418
2419	# all this does is basically replace the /! path by	2632	# all this does is basically replace the /! path by
2420	# a new random map path (?random/...) with a seed	2633	# a new random map path (?random/...) with a seed
2421	# that depends on the exit object	2634	# that depends on the exit object
2422		2635
2423	my $rmp = parse_random_map_params $exit->msg;	2636	my $rmp = parse_random_map_params $exit->msg;
…		…
2425	if ($exit->map) {	2638	if ($exit->map) {
2426	$rmp->{region} = $exit->region->name;	2639	$rmp->{region} = $exit->region->name;
2427	$rmp->{origin_map} = $exit->map->path;	2640	$rmp->{origin_map} = $exit->map->path;
2428	$rmp->{origin_x} = $exit->x;	2641	$rmp->{origin_x} = $exit->x;
2429	$rmp->{origin_y} = $exit->y;	2642	$rmp->{origin_y} = $exit->y;
		2643
		2644	$exit->map->touch;
2430	}	2645	}
2431		2646
2432	$rmp->{random_seed} ||= $exit->random_seed;	2647	$rmp->{random_seed} ||= $exit->random_seed;
2433		2648
2434	my $data = cf::to_json $rmp;	2649	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2435	my $md5 = Digest::MD5::md5_hex $data;	2650	my $md5 = Digest::MD5::md5_hex $data;
2436	my $meta = "$RANDOMDIR/$md5.meta";	2651	my $meta = "$RANDOMDIR/$md5.meta";
2437		2652
2438	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2653	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2439	aio_write $fh, 0, (length $data), $data, 0;	2654	aio_write $fh, 0, (length $data), $data, 0;
2440	undef $fh;	2655	undef $fh;
2441	aio_rename "$meta~", $meta;	2656	aio_rename "$meta~", $meta;
2442		2657
		2658	my $slaying = "?random/$md5";
		2659
		2660	if ($exit->valid) {
2443	$exit->slaying ("?random/$md5");	2661	$exit->slaying ("?random/$md5");
2444	$exit->msg (undef);	2662	$exit->msg (undef);
		2663	}
2445	}	2664	}
2446	}	2665	}
2447		2666
2448	sub cf::object::player::enter_exit {	2667	sub cf::object::player::enter_exit {
2449	my ($self, $exit) = @_;	2668	my ($self, $exit) = @_;
2450		2669
2451	return unless $self->type == cf::PLAYER;	2670	return unless $self->type == cf::PLAYER;
2452		2671
2453	if ($exit->slaying eq "/!") {
2454	#TODO: this should de-fi-ni-te-ly not be a sync-job
2455	# the problem is that $exit might not survive long enough
2456	# so it needs to be done right now, right here
2457	cf::sync_job { prepare_random_map $exit };
2458	}
2459
2460	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2461	my $hp = $exit->stats->hp;
2462	my $sp = $exit->stats->sp;
2463
2464	$self->enter_link;	2672	$self->enter_link;
2465		2673
2466	# if exit is damned, update players death & WoR home-position
2467	$self->contr->savebed ($slaying, $hp, $sp)
2468	if $exit->flag (FLAG_DAMNED);
2469
2470	(async {	2674	(async {
2471	$self->deactivate_recursive; # just to be sure	2675	$Coro::current->{desc} = "enter_exit";
		2676
2472	unless (eval {	2677	unless (eval {
		2678	$self->deactivate_recursive; # just to be sure
		2679
		2680	# random map handling
		2681	{
		2682	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2683
		2684	prepare_random_map $exit
		2685	if $exit->slaying eq "/!";
		2686	}
		2687
		2688	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2689	my $x = $exit->stats->hp;
		2690	my $y = $exit->stats->sp;
		2691
2473	$self->goto ($slaying, $hp, $sp);	2692	$self->goto ($map, $x, $y);
2474		2693
		2694	# if exit is damned, update players death & WoR home-position
		2695	$self->contr->savebed ($map, $x, $y)
		2696	if $exit->flag (cf::FLAG_DAMNED);
		2697
2475	1;	2698	1
2476	}) {	2699	}) {
2477	$self->message ("Something went wrong deep within the crossfire server. "	2700	$self->message ("Something went wrong deep within the deliantra server. "
2478	. "I'll try to bring you back to the map you were before. "	2701	. "I'll try to bring you back to the map you were before. "
2479	. "Please report this to the dungeon master!",	2702	. "Please report this to the dungeon master!",
2480	cf::NDI_UNIQUE | cf::NDI_RED);	2703	cf::NDI_UNIQUE | cf::NDI_RED);
2481		2704
2482	warn "ERROR in enter_exit: $@";	2705	warn "ERROR in enter_exit: $@";
…		…
2510	the message, with C<log> being the default. If C<$color> is negative, suppress	2733	the message, with C<log> being the default. If C<$color> is negative, suppress
2511	the message unless the client supports the msg packet.	2734	the message unless the client supports the msg packet.
2512		2735
2513	=cut	2736	=cut
2514		2737
		2738	# non-persistent channels (usually the info channel)
		2739	our %CHANNEL = (
		2740	"c/identify" => {
		2741	id => "infobox",
		2742	title => "Identify",
		2743	reply => undef,
		2744	tooltip => "Items recently identified",
		2745	},
		2746	"c/examine" => {
		2747	id => "infobox",
		2748	title => "Examine",
		2749	reply => undef,
		2750	tooltip => "Signs and other items you examined",
		2751	},
		2752	"c/book" => {
		2753	id => "infobox",
		2754	title => "Book",
		2755	reply => undef,
		2756	tooltip => "The contents of a note or book",
		2757	},
		2758	"c/lookat" => {
		2759	id => "infobox",
		2760	title => "Look",
		2761	reply => undef,
		2762	tooltip => "What you saw there",
		2763	},
		2764	"c/who" => {
		2765	id => "infobox",
		2766	title => "Players",
		2767	reply => undef,
		2768	tooltip => "Shows players who are currently online",
		2769	},
		2770	"c/body" => {
		2771	id => "infobox",
		2772	title => "Body Parts",
		2773	reply => undef,
		2774	tooltip => "Shows which body parts you posess and are available",
		2775	},
		2776	"c/skills" => {
		2777	id => "infobox",
		2778	title => "Skills",
		2779	reply => undef,
		2780	tooltip => "Shows your experience per skill and item power",
		2781	},
		2782	"c/uptime" => {
		2783	id => "infobox",
		2784	title => "Uptime",
		2785	reply => undef,
		2786	tooltip => "How long the server has been running since last restart",
		2787	},
		2788	"c/mapinfo" => {
		2789	id => "infobox",
		2790	title => "Map Info",
		2791	reply => undef,
		2792	tooltip => "Information related to the maps",
		2793	},
		2794	"c/party" => {
		2795	id => "party",
		2796	title => "Party",
		2797	reply => "gsay ",
		2798	tooltip => "Messages and chat related to your party",
		2799	},
		2800	);
		2801
2515	sub cf::client::send_msg {	2802	sub cf::client::send_msg {
2516	my ($self, $channel, $msg, $color, @extra) = @_;	2803	my ($self, $channel, $msg, $color, @extra) = @_;
2517		2804
2518	$msg = $self->pl->expand_cfpod ($msg);	2805	$msg = $self->pl->expand_cfpod ($msg)
		2806	unless $color & cf::NDI_VERBATIM;
2519		2807
2520	$color &= cf::NDI_CLIENT_MASK; # just in case...	2808	$color &= cf::NDI_CLIENT_MASK; # just in case...
2521		2809
		2810	# check predefined channels, for the benefit of C
		2811	if ($CHANNEL{$channel}) {
		2812	$channel = $CHANNEL{$channel};
		2813
		2814	$self->ext_msg (channel_info => $channel)
		2815	if $self->can_msg;
		2816
		2817	$channel = $channel->{id};
		2818
2522	if (ref $channel) {	2819	} elsif (ref $channel) {
2523	# send meta info to client, if not yet sent	2820	# send meta info to client, if not yet sent
2524	unless (exists $self->{channel}{$channel->{id}}) {	2821	unless (exists $self->{channel}{$channel->{id}}) {
2525	$self->{channel}{$channel->{id}} = $channel;	2822	$self->{channel}{$channel->{id}} = $channel;
2526	$self->ext_msg (channel_info => $channel);	2823	$self->ext_msg (channel_info => $channel)
		2824	if $self->can_msg;
2527	}	2825	}
2528		2826
2529	$channel = $channel->{id};	2827	$channel = $channel->{id};
2530	}	2828	}
2531		2829
…		…
2534	if ($self->can_msg) {	2832	if ($self->can_msg) {
2535	# default colour, mask it out	2833	# default colour, mask it out
2536	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2834	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2537	if $color & cf::NDI_DEF;	2835	if $color & cf::NDI_DEF;
2538		2836
2539	$self->send_packet ("msg " . $self->{json_coder}->encode (	2837	my $pkt = "msg "
		2838	. $self->{json_coder}->encode (
2540	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2839	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
		2840	);
		2841
		2842	# try lzf for large packets
		2843	$pkt = "lzf " . Compress::LZF::compress $pkt
		2844	if 1024 <= length $pkt and $self->{can_lzf};
		2845
		2846	# split very large packets
		2847	if (8192 < length $pkt and $self->{can_lzf}) {
		2848	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
		2849	$pkt = "frag";
		2850	}
		2851
		2852	$self->send_packet ($pkt);
2541	} else {	2853	} else {
2542	if ($color >= 0) {	2854	if ($color >= 0) {
2543	# replace some tags by gcfclient-compatible ones	2855	# replace some tags by gcfclient-compatible ones
2544	for ($msg) {	2856	for ($msg) {
2545	1 while	2857	1 while
…		…
2550	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;	2862	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2551	}	2863	}
2552		2864
2553	$color &= cf::NDI_COLOR_MASK;	2865	$color &= cf::NDI_COLOR_MASK;
2554		2866
		2867	utf8::encode $msg;
		2868
2555	if (0 && $msg =~ /\[/) {	2869	if (0 && $msg =~ /\[/) {
		2870	# COMMAND/INFO
2556	$self->send_packet ("drawextinfo $color 4 0 $msg")	2871	$self->send_packet ("drawextinfo $color 10 8 $msg")
2557	} else {	2872	} else {
2558	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;	2873	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2559	$self->send_packet ("drawinfo $color $msg")	2874	$self->send_packet ("drawinfo $color $msg")
2560	}	2875	}
2561	}	2876	}
…		…
2569	=cut	2884	=cut
2570		2885
2571	sub cf::client::ext_msg($$@) {	2886	sub cf::client::ext_msg($$@) {
2572	my ($self, $type, @msg) = @_;	2887	my ($self, $type, @msg) = @_;
2573		2888
2574	my $extcmd = $self->extcmd;
2575
2576	if ($extcmd == 2) {	2889	if ($self->extcmd == 2) {
2577	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	2890	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2578	} elsif ($extcmd == 1) { # TODO: remove	2891	} elsif ($self->extcmd == 1) { # TODO: remove
2579	push @msg, msgtype => "event_$type";	2892	push @msg, msgtype => "event_$type";
		2893	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2894	}
		2895	}
		2896
		2897	=item $client->ext_reply ($msgid, @msg)
		2898
		2899	Sends an ext reply to the client.
		2900
		2901	=cut
		2902
		2903	sub cf::client::ext_reply($$@) {
		2904	my ($self, $id, @msg) = @_;
		2905
		2906	if ($self->extcmd == 2) {
		2907	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		2908	} elsif ($self->extcmd == 1) {
		2909	#TODO: version 1, remove
		2910	unshift @msg, msgtype => "reply", msgid => $id;
2580	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	2911	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2581	}	2912	}
2582	}	2913	}
2583		2914
2584	=item $success = $client->query ($flags, "text", \&cb)	2915	=item $success = $client->query ($flags, "text", \&cb)
…		…
2646	my ($type, $reply, @payload) =	2977	my ($type, $reply, @payload) =
2647	"ARRAY" eq ref $msg	2978	"ARRAY" eq ref $msg
2648	? @$msg	2979	? @$msg
2649	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove	2980	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2650		2981
		2982	my @reply;
		2983
2651	if (my $cb = $EXTICMD{$type}) {	2984	if (my $cb = $EXTICMD{$type}) {
2652	my @reply = $cb->($ns, @payload);	2985	@reply = $cb->($ns, @payload);
2653
2654	$ns->ext_reply ($reply, @reply)
2655	if $reply;
2656	}	2986	}
		2987
		2988	$ns->ext_reply ($reply, @reply)
		2989	if $reply;
		2990
2657	} else {	2991	} else {
2658	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	2992	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2659	}	2993	}
2660		2994
2661	cf::override;	2995	cf::override;
…		…
2708	our $safe = new Safe "safe";	3042	our $safe = new Safe "safe";
2709	our $safe_hole = new Safe::Hole;	3043	our $safe_hole = new Safe::Hole;
2710		3044
2711	$SIG{FPE} = 'IGNORE';	3045	$SIG{FPE} = 'IGNORE';
2712		3046
2713	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3047	$safe->permit_only (Opcode::opset qw(
		3048	:base_core :base_mem :base_orig :base_math
		3049	grepstart grepwhile mapstart mapwhile
		3050	sort time
		3051	));
2714		3052
2715	# here we export the classes and methods available to script code	3053	# here we export the classes and methods available to script code
2716		3054
2717	=pod	3055	=pod
2718		3056
2719	The following functions and methods are available within a safe environment:	3057	The following functions and methods are available within a safe environment:
2720		3058
2721	cf::object	3059	cf::object
2722	contr pay_amount pay_player map x y force_find force_add	3060	contr pay_amount pay_player map x y force_find force_add destroy
2723	insert remove	3061	insert remove name archname title slaying race decrease split
2724		3062
2725	cf::object::player	3063	cf::object::player
2726	player	3064	player
2727		3065
2728	cf::player	3066	cf::player
…		…
2733		3071
2734	=cut	3072	=cut
2735		3073
2736	for (	3074	for (
2737	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3075	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2738	insert remove)],	3076	insert remove inv nrof name archname title slaying race
		3077	decrease split destroy change_exp)],
2739	["cf::object::player" => qw(player)],	3078	["cf::object::player" => qw(player)],
2740	["cf::player" => qw(peaceful)],	3079	["cf::player" => qw(peaceful)],
2741	["cf::map" => qw(trigger)],	3080	["cf::map" => qw(trigger)],
2742	) {	3081	) {
2743	no strict 'refs';	3082	no strict 'refs';
…		…
2819	# the server's init and main functions	3158	# the server's init and main functions
2820		3159
2821	sub load_facedata($) {	3160	sub load_facedata($) {
2822	my ($path) = @_;	3161	my ($path) = @_;
2823		3162
		3163	# HACK to clear player env face cache, we need some signal framework
		3164	# for this (global event?)
		3165	%ext::player_env::MUSIC_FACE_CACHE = ();
		3166
		3167	my $enc = JSON::XS->new->utf8->canonical->relaxed;
		3168
2824	warn "loading facedata from $path\n";	3169	warn "loading facedata from $path\n";
2825		3170
2826	my $facedata;	3171	my $facedata;
2827	0 < aio_load $path, $facedata	3172	0 < aio_load $path, $facedata
2828	or die "$path: $!";	3173	or die "$path: $!";
…		…
2830	$facedata = Coro::Storable::thaw $facedata;	3175	$facedata = Coro::Storable::thaw $facedata;
2831		3176
2832	$facedata->{version} == 2	3177	$facedata->{version} == 2
2833	or cf::cleanup "$path: version mismatch, cannot proceed.";	3178	or cf::cleanup "$path: version mismatch, cannot proceed.";
2834		3179
		3180	# patch in the exptable
		3181	$facedata->{resource}{"res/exp_table"} = {
		3182	type => FT_RSRC,
		3183	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
		3184	};
		3185	cf::cede_to_tick;
		3186
2835	{	3187	{
2836	my $faces = $facedata->{faceinfo};	3188	my $faces = $facedata->{faceinfo};
2837		3189
2838	while (my ($face, $info) = each %$faces) {	3190	while (my ($face, $info) = each %$faces) {
2839	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3191	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3192
2840	cf::face::set_visibility $idx, $info->{visibility};	3193	cf::face::set_visibility $idx, $info->{visibility};
2841	cf::face::set_magicmap $idx, $info->{magicmap};	3194	cf::face::set_magicmap $idx, $info->{magicmap};
2842	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3195	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2843	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3196	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2844		3197
2845	cf::cede_to_tick;	3198	cf::cede_to_tick;
2846	}	3199	}
2847		3200
2848	while (my ($face, $info) = each %$faces) {	3201	while (my ($face, $info) = each %$faces) {
2849	next unless $info->{smooth};	3202	next unless $info->{smooth};
		3203
2850	my $idx = cf::face::find $face	3204	my $idx = cf::face::find $face
2851	or next;	3205	or next;
		3206
2852	if (my $smooth = cf::face::find $info->{smooth}) {	3207	if (my $smooth = cf::face::find $info->{smooth}) {
2853	cf::face::set_smooth $idx, $smooth;	3208	cf::face::set_smooth $idx, $smooth;
2854	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3209	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2855	} else {	3210	} else {
2856	warn "smooth face '$info->{smooth}' not found for face '$face'";	3211	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
2873		3228
2874	{	3229	{
2875	# TODO: for gcfclient pleasure, we should give resources	3230	# TODO: for gcfclient pleasure, we should give resources
2876	# that gcfclient doesn't grok a >10000 face index.	3231	# that gcfclient doesn't grok a >10000 face index.
2877	my $res = $facedata->{resource};	3232	my $res = $facedata->{resource};
2878	my $enc = JSON::XS->new->utf8->canonical;
2879
2880	my $soundconf = delete $res->{"res/sound.conf"};
2881		3233
2882	while (my ($name, $info) = each %$res) {	3234	while (my ($name, $info) = each %$res) {
2883	my $meta = $enc->encode ({	3235	if (defined $info->{type}) {
2884	name => $name,
2885	%{ $info->{meta} || {} },
2886	});
2887
2888	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3236	my $idx = (cf::face::find $name) || cf::face::alloc $name;
		3237	my $data;
2889		3238
2890	if ($info->{type} & 1) {	3239	if ($info->{type} & 1) {
2891	# prepend meta info	3240	# prepend meta info
2892		3241
		3242	my $meta = $enc->encode ({
		3243	name => $name,
		3244	%{ $info->{meta} || {} },
		3245	});
		3246
2893	my $data = pack "(w/a*)*", $meta, $info->{data};	3247	$data = pack "(w/a*)*", $meta, $info->{data};
2894	my $chk = Digest::MD5::md5 "$info->{chksum},$meta"; # mangle data checksum and metadata	3248	} else {
		3249	$data = $info->{data};
		3250	}
2895		3251
2896	cf::face::set_data $idx, 0, $data, $chk;	3252	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3253	cf::face::set_type $idx, $info->{type};
2897	} else {	3254	} else {
2898	cf::face::set_data $idx, 0, $info->{data}, $info->{chksum};	3255	$RESOURCE{$name} = $info;
2899	}	3256	}
2900		3257
2901	cf::face::set_type $idx, $info->{type};
2902
2903	cf::cede_to_tick;	3258	cf::cede_to_tick;
2904	}	3259	}
2905
2906	if ($soundconf) {
2907	$soundconf = $enc->decode (delete $soundconf->{data});
2908
2909	for (0 .. SOUND_CAST_SPELL_0 - 1) {
2910	my $sound = $soundconf->{compat}[$_]
2911	or next;
2912
2913	my $face = cf::face::find "sound/$sound->[1]";
2914
2915	cf::sound::set $sound->[0] => $face;
2916	cf::sound::old_sound_index $_, $face; # gcfclient-compat
2917	}
2918
2919	#TODO
2920	}
2921	}	3260	}
		3261
		3262	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
2922		3263
2923	1	3264	1
2924	}	3265	}
		3266
		3267	cf::global->attach (on_resource_update => sub {
		3268	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3269	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3270
		3271	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3272	my $sound = $soundconf->{compat}[$_]
		3273	or next;
		3274
		3275	my $face = cf::face::find "sound/$sound->[1]";
		3276	cf::sound::set $sound->[0] => $face;
		3277	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3278	}
		3279
		3280	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3281	my $face = cf::face::find "sound/$v";
		3282	cf::sound::set $k => $face;
		3283	}
		3284	}
		3285	});
2925		3286
2926	register_exticmd fx_want => sub {	3287	register_exticmd fx_want => sub {
2927	my ($ns, $want) = @_;	3288	my ($ns, $want) = @_;
2928		3289
2929	while (my ($k, $v) = each %$want) {	3290	while (my ($k, $v) = each %$want) {
2930	$ns->fx_want ($k, $v);	3291	$ns->fx_want ($k, $v);
2931	}	3292	}
2932	};	3293	};
2933		3294
		3295	sub load_resource_file($) {
		3296	my $guard = lock_acquire "load_resource_file";
		3297
		3298	my $status = load_resource_file_ $_[0];
		3299	get_slot 0.1, 100;
		3300	cf::arch::commit_load;
		3301
		3302	$status
		3303	}
		3304
2934	sub reload_regions {	3305	sub reload_regions {
		3306	# HACK to clear player env face cache, we need some signal framework
		3307	# for this (global event?)
		3308	%ext::player_env::MUSIC_FACE_CACHE = ();
		3309
2935	load_resource_file "$MAPDIR/regions"	3310	load_resource_file "$MAPDIR/regions"
2936	or die "unable to load regions file\n";	3311	or die "unable to load regions file\n";
2937		3312
2938	for (cf::region::list) {	3313	for (cf::region::list) {
2939	$_->{match} = qr/$_->{match}/	3314	$_->{match} = qr/$_->{match}/
…		…
2947	}	3322	}
2948		3323
2949	sub reload_archetypes {	3324	sub reload_archetypes {
2950	load_resource_file "$DATADIR/archetypes"	3325	load_resource_file "$DATADIR/archetypes"
2951	or die "unable to load archetypes\n";	3326	or die "unable to load archetypes\n";
2952	#d# NEED to laod twice to resolve forward references
2953	# this really needs to be done in an extra post-pass
2954	# (which needs to be synchronous, so solve it differently)
2955	load_resource_file "$DATADIR/archetypes"
2956	or die "unable to load archetypes\n";
2957	}	3327	}
2958		3328
2959	sub reload_treasures {	3329	sub reload_treasures {
2960	load_resource_file "$DATADIR/treasures"	3330	load_resource_file "$DATADIR/treasures"
2961	or die "unable to load treasurelists\n";	3331	or die "unable to load treasurelists\n";
2962	}	3332	}
2963		3333
2964	sub reload_resources {	3334	sub reload_resources {
2965	warn "reloading resource files...\n";	3335	warn "reloading resource files...\n";
2966		3336
		3337	reload_facedata;
		3338	reload_archetypes;
2967	reload_regions;	3339	reload_regions;
2968	reload_facedata;
2969	#reload_archetypes;#d#
2970	reload_archetypes;
2971	reload_treasures;	3340	reload_treasures;
2972		3341
2973	warn "finished reloading resource files\n";	3342	warn "finished reloading resource files\n";
2974	}	3343	}
2975		3344
2976	sub init {	3345	sub init {
		3346	my $guard = freeze_mainloop;
		3347
		3348	evthread_start IO::AIO::poll_fileno;
		3349
2977	reload_resources;	3350	reload_resources;
2978	}	3351	}
2979		3352
2980	sub cfg_load {	3353	sub reload_config {
2981	open my $fh, "<:utf8", "$CONFDIR/config"	3354	open my $fh, "<:utf8", "$CONFDIR/config"
2982	or return;	3355	or return;
2983		3356
2984	local $/;	3357	local $/;
2985	*CFG = YAML::Syck::Load <$fh>;	3358	*CFG = YAML::Load <$fh>;
2986		3359
2987	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3360	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
2988		3361
2989	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3362	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2990	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3363	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
2996	};	3369	};
2997	warn $@ if $@;	3370	warn $@ if $@;
2998	}	3371	}
2999	}	3372	}
3000		3373
		3374	sub pidfile() {
		3375	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3376	or die "$PIDFILE: $!";
		3377	flock $fh, &Fcntl::LOCK_EX
		3378	or die "$PIDFILE: flock: $!";
		3379	$fh
		3380	}
		3381
		3382	# make sure only one server instance is running at any one time
		3383	sub atomic {
		3384	my $fh = pidfile;
		3385
		3386	my $pid = <$fh>;
		3387	kill 9, $pid if $pid > 0;
		3388
		3389	seek $fh, 0, 0;
		3390	print $fh $$;
		3391	}
		3392
3001	sub main {	3393	sub main {
		3394	atomic;
		3395
3002	# we must not ever block the main coroutine	3396	# we must not ever block the main coroutine
3003	local $Coro::idle = sub {	3397	local $Coro::idle = sub {
3004	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3398	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3005	(async {	3399	(async {
3006	Event::one_event;	3400	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3401	EV::loop EV::LOOP_ONESHOT;
3007	})->prio (Coro::PRIO_MAX);	3402	})->prio (Coro::PRIO_MAX);
3008	};	3403	};
3009		3404
3010	cfg_load;	3405	{
		3406	my $guard = freeze_mainloop;
		3407	reload_config;
3011	db_init;	3408	db_init;
3012	load_extensions;	3409	load_extensions;
3013		3410
3014	$TICK_WATCHER->start;	3411	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3412	}
		3413
		3414	utime time, time, $RUNTIMEFILE;
		3415
		3416	# no (long-running) fork's whatsoever before this point(!)
		3417	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3418
3015	Event::loop;	3419	EV::loop;
3016	}	3420	}
3017		3421
3018	#############################################################################	3422	#############################################################################
3019	# initialisation and cleanup	3423	# initialisation and cleanup
3020		3424
3021	# install some emergency cleanup handlers	3425	# install some emergency cleanup handlers
3022	BEGIN {	3426	BEGIN {
		3427	our %SIGWATCHER = ();
3023	for my $signal (qw(INT HUP TERM)) {	3428	for my $signal (qw(INT HUP TERM)) {
3024	Event->signal (	3429	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3025	reentrant => 0,
3026	data => WF_AUTOCANCEL,
3027	signal => $signal,
3028	prio => 0,
3029	cb => sub {
3030	cf::cleanup "SIG$signal";	3430	cf::cleanup "SIG$signal";
3031	},
3032	);	3431	};
3033	}	3432	}
3034	}	3433	}
3035		3434
3036	sub write_runtime {	3435	sub write_runtime_sync {
3037	my $runtime = "$LOCALDIR/runtime";
3038
3039	# first touch the runtime file to show we are still running:	3436	# first touch the runtime file to show we are still running:
3040	# the fsync below can take a very very long time.	3437	# the fsync below can take a very very long time.
3041		3438
3042	IO::AIO::aio_utime $runtime, undef, undef;	3439	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3043		3440
3044	my $guard = cf::lock_acquire "write_runtime";	3441	my $guard = cf::lock_acquire "write_runtime";
3045		3442
3046	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3443	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3047	or return;	3444	or return;
3048		3445
3049	my $value = $cf::RUNTIME + 90 + 10;	3446	my $value = $cf::RUNTIME + 90 + 10;
3050	# 10 is the runtime save interval, for a monotonic clock	3447	# 10 is the runtime save interval, for a monotonic clock
3051	# 60 allows for the watchdog to kill the server.	3448	# 60 allows for the watchdog to kill the server.
…		…
3061	aio_utime $fh, undef, undef;	3458	aio_utime $fh, undef, undef;
3062		3459
3063	close $fh	3460	close $fh
3064	or return;	3461	or return;
3065		3462
3066	aio_rename "$runtime~", $runtime	3463	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3067	and return;	3464	and return;
3068		3465
3069	warn "runtime file written.\n";	3466	warn "runtime file written.\n";
3070		3467
3071	1	3468	1
		3469	}
		3470
		3471	our $uuid_lock;
		3472	our $uuid_skip;
		3473
		3474	sub write_uuid_sync($) {
		3475	$uuid_skip ||= $_[0];
		3476
		3477	return if $uuid_lock;
		3478	local $uuid_lock = 1;
		3479
		3480	my $uuid = "$LOCALDIR/uuid";
		3481
		3482	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3483	or return;
		3484
		3485	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;
		3486	$uuid_skip = 0;
		3487
		3488	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3489	and return;
		3490
		3491	# always fsync - this file is important
		3492	aio_fsync $fh
		3493	and return;
		3494
		3495	close $fh
		3496	or return;
		3497
		3498	aio_rename "$uuid~", $uuid
		3499	and return;
		3500
		3501	warn "uuid file written ($value).\n";
		3502
		3503	1
		3504
		3505	}
		3506
		3507	sub write_uuid($$) {
		3508	my ($skip, $sync) = @_;
		3509
		3510	$sync ? write_uuid_sync $skip
		3511	: async { write_uuid_sync $skip };
3072	}	3512	}
3073		3513
3074	sub emergency_save() {	3514	sub emergency_save() {
3075	my $freeze_guard = cf::freeze_mainloop;	3515	my $freeze_guard = cf::freeze_mainloop;
3076		3516
…		…
3082	# and maps saved/destroyed asynchronously.	3522	# and maps saved/destroyed asynchronously.
3083	warn "begin emergency player save\n";	3523	warn "begin emergency player save\n";
3084	for my $login (keys %cf::PLAYER) {	3524	for my $login (keys %cf::PLAYER) {
3085	my $pl = $cf::PLAYER{$login} or next;	3525	my $pl = $cf::PLAYER{$login} or next;
3086	$pl->valid or next;	3526	$pl->valid or next;
		3527	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3087	$pl->save;	3528	$pl->save;
3088	}	3529	}
3089	warn "end emergency player save\n";	3530	warn "end emergency player save\n";
3090		3531
3091	warn "begin emergency map save\n";	3532	warn "begin emergency map save\n";
…		…
3097	warn "end emergency map save\n";	3538	warn "end emergency map save\n";
3098		3539
3099	warn "begin emergency database checkpoint\n";	3540	warn "begin emergency database checkpoint\n";
3100	BDB::db_env_txn_checkpoint $DB_ENV;	3541	BDB::db_env_txn_checkpoint $DB_ENV;
3101	warn "end emergency database checkpoint\n";	3542	warn "end emergency database checkpoint\n";
		3543
		3544	warn "begin write uuid\n";
		3545	write_uuid_sync 1;
		3546	warn "end write uuid\n";
3102	};	3547	};
3103		3548
3104	warn "leave emergency perl save\n";	3549	warn "leave emergency perl save\n";
3105	}	3550	}
3106		3551
3107	sub post_cleanup {	3552	sub post_cleanup {
3108	my ($make_core) = @_;	3553	my ($make_core) = @_;
3109		3554
3110	warn Carp::longmess "post_cleanup backtrace"	3555	warn Carp::longmess "post_cleanup backtrace"
3111	if $make_core;	3556	if $make_core;
		3557
		3558	my $fh = pidfile;
		3559	unlink $PIDFILE if <$fh> == $$;
3112	}	3560	}
		3561
		3562	# a safer delete_package, copied from Symbol
		3563	sub clear_package($) {
		3564	my $pkg = shift;
		3565
		3566	# expand to full symbol table name if needed
		3567	unless ($pkg =~ /^main::.*::$/) {
		3568	$pkg = "main$pkg" if $pkg =~ /^::/;
		3569	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3570	$pkg .= '::' unless $pkg =~ /::$/;
		3571	}
		3572
		3573	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3574	my $stem_symtab = *{$stem}{HASH};
		3575
		3576	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3577	or return;
		3578
		3579	# clear all symbols
		3580	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3581	for my $name (keys %$leaf_symtab) {
		3582	_gv_clear *{"$pkg$name"};
		3583	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3584	}
		3585	warn "cleared package #$pkg\n";#d#
		3586	}
		3587
		3588	our $RELOAD; # how many times to reload
3113		3589
3114	sub do_reload_perl() {	3590	sub do_reload_perl() {
3115	# can/must only be called in main	3591	# can/must only be called in main
3116	if ($Coro::current != $Coro::main) {	3592	if ($Coro::current != $Coro::main) {
3117	warn "can only reload from main coroutine";	3593	warn "can only reload from main coroutine";
3118	return;	3594	return;
3119	}	3595	}
3120		3596
		3597	return if $RELOAD++;
		3598
		3599	while ($RELOAD) {
3121	warn "reloading...";	3600	warn "reloading...";
3122		3601
3123	warn "entering sync_job";	3602	warn "entering sync_job";
3124		3603
3125	cf::sync_job {	3604	cf::sync_job {
3126	cf::write_runtime; # external watchdog should not bark	3605	cf::write_runtime_sync; # external watchdog should not bark
3127	cf::emergency_save;	3606	cf::emergency_save;
3128	cf::write_runtime; # external watchdog should not bark	3607	cf::write_runtime_sync; # external watchdog should not bark
3129		3608
3130	warn "syncing database to disk";	3609	warn "syncing database to disk";
3131	BDB::db_env_txn_checkpoint $DB_ENV;	3610	BDB::db_env_txn_checkpoint $DB_ENV;
3132		3611
3133	# if anything goes wrong in here, we should simply crash as we already saved	3612	# if anything goes wrong in here, we should simply crash as we already saved
3134		3613
3135	warn "cancelling all WF_AUTOCANCEL watchers";
3136	for (Event::all_watchers) {
3137	$_->cancel if $_->data & WF_AUTOCANCEL;
3138	}
3139
3140	warn "flushing outstanding aio requests";	3614	warn "flushing outstanding aio requests";
3141	for (;;) {
3142	BDB::flush;
3143	IO::AIO::flush;
3144	Coro::cede;
3145	last unless IO::AIO::nreqs || BDB::nreqs;	3615	while (IO::AIO::nreqs || BDB::nreqs) {
3146	warn "iterate...";	3616	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3147	}
3148
3149	++$RELOAD;
3150
3151	warn "cancelling all extension coros";
3152	$_->cancel for values %EXT_CORO;
3153	%EXT_CORO = ();
3154
3155	warn "removing commands";
3156	%COMMAND = ();
3157
3158	warn "removing ext/exti commands";
3159	%EXTCMD = ();
3160	%EXTICMD = ();
3161
3162	warn "unloading/nuking all extensions";
3163	for my $pkg (@EXTS) {
3164	warn "... unloading $pkg";
3165
3166	if (my $cb = $pkg->can ("unload")) {
3167	eval {
3168	$cb->($pkg);
3169	1
3170	} or warn "$pkg unloaded, but with errors: $@";
3171	}	3617	}
3172		3618
3173	warn "... nuking $pkg";	3619	warn "cancelling all extension coros";
3174	Symbol::delete_package $pkg;	3620	$_->cancel for values %EXT_CORO;
3175	}	3621	%EXT_CORO = ();
3176		3622
3177	warn "unloading all perl modules loaded from $LIBDIR";	3623	warn "removing commands";
3178	while (my ($k, $v) = each %INC) {	3624	%COMMAND = ();
3179	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3180		3625
		3626	warn "removing ext/exti commands";
		3627	%EXTCMD = ();
		3628	%EXTICMD = ();
		3629
		3630	warn "unloading/nuking all extensions";
		3631	for my $pkg (@EXTS) {
3181	warn "... unloading $k";	3632	warn "... unloading $pkg";
3182	delete $INC{$k};
3183		3633
3184	$k =~ s/\.pm$//;
3185	$k =~ s/\//::/g;
3186
3187	if (my $cb = $k->can ("unload_module")) {	3634	if (my $cb = $pkg->can ("unload")) {
		3635	eval {
3188	$cb->();	3636	$cb->($pkg);
		3637	1
		3638	} or warn "$pkg unloaded, but with errors: $@";
		3639	}
		3640
		3641	warn "... clearing $pkg";
		3642	clear_package $pkg;
3189	}	3643	}
3190		3644
3191	Symbol::delete_package $k;	3645	warn "unloading all perl modules loaded from $LIBDIR";
		3646	while (my ($k, $v) = each %INC) {
		3647	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3648
		3649	warn "... unloading $k";
		3650	delete $INC{$k};
		3651
		3652	$k =~ s/\.pm$//;
		3653	$k =~ s/\//::/g;
		3654
		3655	if (my $cb = $k->can ("unload_module")) {
		3656	$cb->();
		3657	}
		3658
		3659	clear_package $k;
3192	}	3660	}
3193		3661
3194	warn "getting rid of safe::, as good as possible";	3662	warn "getting rid of safe::, as good as possible";
3195	Symbol::delete_package "safe::$_"	3663	clear_package "safe::$_"
3196	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3664	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3197		3665
3198	warn "unloading cf.pm \"a bit\"";	3666	warn "unloading cf.pm \"a bit\"";
3199	delete $INC{"cf.pm"};	3667	delete $INC{"cf.pm"};
3200	delete $INC{"cf/pod.pm"};	3668	delete $INC{"cf/pod.pm"};
3201		3669
3202	# don't, removes xs symbols, too,	3670	# don't, removes xs symbols, too,
3203	# and global variables created in xs	3671	# and global variables created in xs
3204	#Symbol::delete_package __PACKAGE__;	3672	#clear_package __PACKAGE__;
3205		3673
3206	warn "unload completed, starting to reload now";	3674	warn "unload completed, starting to reload now";
3207		3675
3208	warn "reloading cf.pm";	3676	warn "reloading cf.pm";
3209	require cf;	3677	require cf;
3210	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3678	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3211		3679
3212	warn "loading config and database again";	3680	warn "loading config and database again";
3213	cf::cfg_load;	3681	cf::reload_config;
3214		3682
3215	warn "loading extensions";	3683	warn "loading extensions";
3216	cf::load_extensions;	3684	cf::load_extensions;
3217		3685
3218	warn "reattaching attachments to objects/players";	3686	warn "reattaching attachments to objects/players";
3219	_global_reattach; # objects, sockets	3687	_global_reattach; # objects, sockets
3220	warn "reattaching attachments to maps";	3688	warn "reattaching attachments to maps";
3221	reattach $_ for values %MAP;	3689	reattach $_ for values %MAP;
3222	warn "reattaching attachments to players";	3690	warn "reattaching attachments to players";
3223	reattach $_ for values %PLAYER;	3691	reattach $_ for values %PLAYER;
3224		3692
3225	warn "leaving sync_job";	3693	warn "leaving sync_job";
3226		3694
3227	1	3695	1
3228	} or do {	3696	} or do {
3229	warn $@;	3697	warn $@;
3230	warn "error while reloading, exiting.";	3698	cf::cleanup "error while reloading, exiting.";
3231	exit 1;
3232	};	3699	};
3233		3700
3234	warn "reloaded";	3701	warn "reloaded";
		3702	--$RELOAD;
		3703	}
3235	};	3704	};
3236		3705
3237	our $RELOAD_WATCHER; # used only during reload	3706	our $RELOAD_WATCHER; # used only during reload
3238		3707
3239	sub reload_perl() {	3708	sub reload_perl() {
3240	# doing reload synchronously and two reloads happen back-to-back,	3709	# doing reload synchronously and two reloads happen back-to-back,
3241	# coro crashes during coro_state_free->destroy here.	3710	# coro crashes during coro_state_free->destroy here.
3242		3711
3243	$RELOAD_WATCHER ||= Event->timer (	3712	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {
3244	reentrant => 0,
3245	after => 0,
3246	data => WF_AUTOCANCEL,
3247	cb => sub {
3248	do_reload_perl;	3713	do_reload_perl;
3249	undef $RELOAD_WATCHER;	3714	undef $RELOAD_WATCHER;
3250	},
3251	);	3715	};
3252	}	3716	}
3253		3717
3254	register_command "reload" => sub {	3718	register_command "reload" => sub {
3255	my ($who, $arg) = @_;	3719	my ($who, $arg) = @_;
3256		3720
3257	if ($who->flag (FLAG_WIZ)) {	3721	if ($who->flag (FLAG_WIZ)) {
3258	$who->message ("reloading server.");	3722	$who->message ("reloading server.");
		3723	async {
		3724	$Coro::current->{desc} = "perl_reload";
3259	async { reload_perl };	3725	reload_perl;
		3726	};
3260	}	3727	}
3261	};	3728	};
3262		3729
3263	unshift @INC, $LIBDIR;	3730	unshift @INC, $LIBDIR;
3264		3731
…		…
3266		3733
3267	our @WAIT_FOR_TICK;	3734	our @WAIT_FOR_TICK;
3268	our @WAIT_FOR_TICK_BEGIN;	3735	our @WAIT_FOR_TICK_BEGIN;
3269		3736
3270	sub wait_for_tick {	3737	sub wait_for_tick {
3271	return unless $TICK_WATCHER->is_active;
3272	return if $Coro::current == $Coro::main;	3738	return if tick_inhibit || $Coro::current == $Coro::main;
3273		3739
3274	my $signal = new Coro::Signal;	3740	my $signal = new Coro::Signal;
3275	push @WAIT_FOR_TICK, $signal;	3741	push @WAIT_FOR_TICK, $signal;
3276	$signal->wait;	3742	$signal->wait;
3277	}	3743	}
3278		3744
3279	sub wait_for_tick_begin {	3745	sub wait_for_tick_begin {
3280	return unless $TICK_WATCHER->is_active;
3281	return if $Coro::current == $Coro::main;	3746	return if tick_inhibit || $Coro::current == $Coro::main;
3282		3747
3283	my $signal = new Coro::Signal;	3748	my $signal = new Coro::Signal;
3284	push @WAIT_FOR_TICK_BEGIN, $signal;	3749	push @WAIT_FOR_TICK_BEGIN, $signal;
3285	$signal->wait;	3750	$signal->wait;
3286	}	3751	}
3287		3752
3288	my $min = 1e6;#d#	3753	sub tick {
3289	my $avg = 10;
3290	$TICK_WATCHER = Event->timer (
3291	reentrant => 0,
3292	parked => 1,
3293	prio => 0,
3294	at => $NEXT_TICK || $TICK,
3295	data => WF_AUTOCANCEL,
3296	cb => sub {
3297	if ($Coro::current != $Coro::main) {	3754	if ($Coro::current != $Coro::main) {
3298	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3755	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3299	unless ++$bug_warning > 10;	3756	unless ++$bug_warning > 10;
3300	return;	3757	return;
3301	}	3758	}
3302		3759
3303	$NOW = $tick_start = Event::time;
3304
3305	cf::server_tick; # one server iteration	3760	cf::server_tick; # one server iteration
3306		3761
3307	0 && sync_job {#d#	3762	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3308	for(1..10) {	3763	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3309	my $t = Event::time;	3764	Coro::async_pool {
3310	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3765	$Coro::current->{desc} = "runtime saver";
3311	or die;	3766	write_runtime_sync
3312		3767	or warn "ERROR: unable to write runtime file: $!";
3313	$map->width (50);
3314	$map->height (50);
3315	$map->alloc;
3316	$map->_load_objects ("/tmp/x.map", 1);
3317	my $t = Event::time - $t;
3318
3319	#next unless $t < 0.0013;#d#
3320	if ($t < $min) {
3321	$min = $t;
3322	}
3323	$avg = $avg * 0.99 + $t * 0.01;
3324	}
3325	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3326	exit 0;
3327	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3328	};	3768	};
		3769	}
3329		3770
3330	$RUNTIME += $TICK;
3331	$NEXT_TICK += $TICK;
3332
3333	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3334	$NEXT_RUNTIME_WRITE = $NOW + 10;
3335	Coro::async_pool {
3336	write_runtime
3337	or warn "ERROR: unable to write runtime file: $!";
3338	};
3339	}
3340
3341	# my $AFTER = Event::time;
3342	# warn $AFTER - $NOW;#d#
3343
3344	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3771	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3345	$sig->send;	3772	$sig->send;
3346	}	3773	}
3347	while (my $sig = shift @WAIT_FOR_TICK) {	3774	while (my $sig = shift @WAIT_FOR_TICK) {
3348	$sig->send;	3775	$sig->send;
3349	}	3776	}
3350		3777
3351	$NOW = Event::time;	3778	$LOAD = ($NOW - $TICK_START) / $TICK;
3352
3353	# if we are delayed by four ticks or more, skip them all
3354	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3355
3356	$TICK_WATCHER->at ($NEXT_TICK);
3357	$TICK_WATCHER->start;
3358
3359	$LOAD = ($NOW - $tick_start) / $TICK;
3360	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3779	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3361		3780
3362	_post_tick;	3781	if (0) {
3363		3782	if ($NEXT_TICK) {
3364		3783	my $jitter = $TICK_START - $NEXT_TICK;
		3784	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3785	warn "jitter $JITTER\n";#d#
		3786	}
3365	},	3787	}
3366	);	3788	}
3367		3789
3368	{	3790	{
3369	BDB::max_poll_time $TICK * 0.1;	3791	# configure BDB
3370	$BDB_POLL_WATCHER = Event->io (	3792
3371	reentrant => 0,
3372	fd => BDB::poll_fileno,
3373	poll => 'r',
3374	prio => 0,
3375	data => WF_AUTOCANCEL,
3376	cb => \&BDB::poll_cb,
3377	);
3378	BDB::min_parallel 8;	3793	BDB::min_parallel 8;
3379		3794	BDB::max_poll_reqs $TICK * 0.1;
3380	BDB::set_sync_prepare {	3795	$AnyEvent::BDB::WATCHER->priority (1);
3381	my $status;
3382	my $current = $Coro::current;
3383	(
3384	sub {
3385	$status = $!;
3386	$current->ready; undef $current;
3387	},
3388	sub {
3389	Coro::schedule while defined $current;
3390	$! = $status;
3391	},
3392	)
3393	};
3394		3796
3395	unless ($DB_ENV) {	3797	unless ($DB_ENV) {
3396	$DB_ENV = BDB::db_env_create;	3798	$DB_ENV = BDB::db_env_create;
		3799	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		3800	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3801	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		3802	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3803	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3397		3804
3398	cf::sync_job {	3805	cf::sync_job {
3399	eval {	3806	eval {
3400	BDB::db_env_open	3807	BDB::db_env_open
3401	$DB_ENV,	3808	$DB_ENV,
…		…
3403	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3810	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3404	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3811	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3405	0666;	3812	0666;
3406		3813
3407	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3814	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3408
3409	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3410	$DB_ENV->set_lk_detect;
3411	};	3815	};
3412		3816
3413	cf::cleanup "db_env_open(db): $@" if $@;	3817	cf::cleanup "db_env_open(db): $@" if $@;
3414	};	3818	};
3415	}	3819	}
		3820
		3821	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3822	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3823	};
		3824	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3825	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3826	};
		3827	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		3828	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3829	};
3416	}	3830	}
3417		3831
3418	{	3832	{
		3833	# configure IO::AIO
		3834
3419	IO::AIO::min_parallel 8;	3835	IO::AIO::min_parallel 8;
3420
3421	undef $Coro::AIO::WATCHER;
3422	IO::AIO::max_poll_time $TICK * 0.1;	3836	IO::AIO::max_poll_time $TICK * 0.1;
3423	$AIO_POLL_WATCHER = Event->io (	3837	undef $AnyEvent::AIO::WATCHER;
3424	reentrant => 0,
3425	data => WF_AUTOCANCEL,
3426	fd => IO::AIO::poll_fileno,
3427	poll => 'r',
3428	prio => 6,
3429	cb => \&IO::AIO::poll_cb,
3430	);
3431	}	3838	}
3432		3839
3433	my $_log_backtrace;	3840	my $_log_backtrace;
3434		3841
3435	sub _log_backtrace {	3842	sub _log_backtrace {
…		…
3438	$msg =~ s/\n//;	3845	$msg =~ s/\n//;
3439		3846
3440	# limit the # of concurrent backtraces	3847	# limit the # of concurrent backtraces
3441	if ($_log_backtrace < 2) {	3848	if ($_log_backtrace < 2) {
3442	++$_log_backtrace;	3849	++$_log_backtrace;
		3850	my $perl_bt = Carp::longmess $msg;
3443	async {	3851	async {
		3852	$Coro::current->{desc} = "abt $msg";
		3853
3444	my @bt = fork_call {	3854	my @bt = fork_call {
3445	@addr = map { sprintf "%x", $_ } @addr;	3855	@addr = map { sprintf "%x", $_ } @addr;
3446	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3856	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3447	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3857	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3448	or die "addr2line: $!";	3858	or die "addr2line: $!";
…		…
3456	}	3866	}
3457		3867
3458	@funcs	3868	@funcs
3459	};	3869	};
3460		3870
3461	LOG llevInfo, "[ABT] $msg\n";	3871	LOG llevInfo, "[ABT] $perl_bt\n";
		3872	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3462	LOG llevInfo, "[ABT] $_\n" for @bt;	3873	LOG llevInfo, "[ABT] $_\n" for @bt;
3463	--$_log_backtrace;	3874	--$_log_backtrace;
3464	};	3875	};
3465	} else {	3876	} else {
3466	LOG llevInfo, "[ABT] $msg\n";	3877	LOG llevInfo, "[ABT] $msg\n";

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