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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 1.457 by root, Wed Oct 1 05:50:19 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 = ();
…		…
55	our %EXTCMD = ();	81	our %EXTCMD = ();
56	our %EXTICMD = ();	82	our %EXTICMD = ();
57	our %EXT_CORO = (); # coroutines bound to extensions	83	our %EXT_CORO = (); # coroutines bound to extensions
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, non-zero while in reload
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
		132
		133	our @POST_INIT;
		134
		135	our $REATTACH_ON_RELOAD; # ste to true to force object reattach on reload (slow)
101		136
102	binmode STDOUT;	137	binmode STDOUT;
103	binmode STDERR;	138	binmode STDERR;
104		139
105	# read virtual server time, if available	140	# read virtual server time, if available
106	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	141	unless ($RUNTIME || !-e $RUNTIMEFILE) {
107	open my $fh, "<", "$LOCALDIR/runtime"	142	open my $fh, "<", $RUNTIMEFILE
108	or die "unable to read runtime file: $!";	143	or die "unable to read $RUNTIMEFILE file: $!";
109	$RUNTIME = <$fh> + 0.;	144	$RUNTIME = <$fh> + 0.;
110	}	145	}
111		146
112	mkdir $_	147	mkdir $_
113	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	148	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
…		…
158		193
159	The raw value load value from the last tick.	194	The raw value load value from the last tick.
160		195
161	=item %cf::CFG	196	=item %cf::CFG
162		197
163	Configuration for the server, loaded from C</etc/crossfire/config>, or	198	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
164	from wherever your confdir points to.	199	from wherever your confdir points to.
165		200
166	=item cf::wait_for_tick, cf::wait_for_tick_begin	201	=item cf::wait_for_tick, cf::wait_for_tick_begin
167		202
168	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	203	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
…		…
186	$msg .= "\n"	221	$msg .= "\n"
187	unless $msg =~ /\n$/;	222	unless $msg =~ /\n$/;
188		223
189	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	224	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
190		225
191	utf8::encode $msg;
192	LOG llevError, $msg;	226	LOG llevError, $msg;
193	};	227	};
194	}	228	}
		229
		230	$Coro::State::DIEHOOK = sub {
		231	return unless $^S eq 0; # "eq", not "=="
		232
		233	if ($Coro::current == $Coro::main) {#d#
		234	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		235	return;#d#
		236	}#d#
		237
		238	# kill coroutine otherwise
		239	warn Carp::longmess $_[0];
		240	Coro::terminate
		241	};
		242
		243	$SIG{__DIE__} = sub { }; #d#?
195		244
196	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	245	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
197	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	246	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
198	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	247	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
199	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	248	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
206	for my $pkg (qw(	255	for my $pkg (qw(
207	cf::global cf::attachable	256	cf::global cf::attachable
208	cf::object cf::object::player	257	cf::object cf::object::player
209	cf::client cf::player	258	cf::client cf::player
210	cf::arch cf::living	259	cf::arch cf::living
		260	cf::map cf::mapspace
211	cf::map cf::party cf::region	261	cf::party cf::region
212	)) {	262	)) {
213	no strict 'refs';
214	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	263	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
215	}	264	}
216		265
217	$Event::DIED = sub {	266	$EV::DIED = sub {
218	warn "error in event callback: @_";	267	warn "error in event callback: @_";
219	};	268	};
220		269
221	#############################################################################	270	#############################################################################
222		271
…		…
245	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	294	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
246	$d	295	$d
247	} || "[unable to dump $_[0]: '$@']";	296	} || "[unable to dump $_[0]: '$@']";
248	}	297	}
249		298
250	=item $ref = cf::from_json $json	299	=item $ref = cf::decode_json $json
251		300
252	Converts a JSON string into the corresponding perl data structure.	301	Converts a JSON string into the corresponding perl data structure.
253		302
254	=item $json = cf::to_json $ref	303	=item $json = cf::encode_json $ref
255		304
256	Converts a perl data structure into its JSON representation.	305	Converts a perl data structure into its JSON representation.
257		306
258	=cut	307	=cut
259		308
260	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	309	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
261		310
262	sub to_json ($) { $json_coder->encode ($_[0]) }	311	sub encode_json($) { $json_coder->encode ($_[0]) }
263	sub from_json ($) { $json_coder->decode ($_[0]) }	312	sub decode_json($) { $json_coder->decode ($_[0]) }
		313
		314	=item cf::post_init { BLOCK }
		315
		316	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		317	but I<before> the server starts ticking again.
		318
		319	The cdoeblock will have a single boolean argument to indicate whether this
		320	is a reload or not.
		321
		322	=cut
		323
		324	sub post_init(&) {
		325	push @POST_INIT, shift;
		326	}
264		327
265	=item cf::lock_wait $string	328	=item cf::lock_wait $string
266		329
267	Wait until the given lock is available. See cf::lock_acquire.	330	Wait until the given lock is available. See cf::lock_acquire.
268		331
…		…
271	Wait until the given lock is available and then acquires it and returns	334	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,	335	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	336	for example when the coroutine gets canceled), the lock is automatically
274	returned.	337	returned.
275		338
		339	Locks are *not* recursive, locking from the same coro twice results in a
		340	deadlocked coro.
		341
276	Lock names should begin with a unique identifier (for example, cf::map::find	342	Lock names should begin with a unique identifier (for example, cf::map::find
277	uses map_find and cf::map::load uses map_load).	343	uses map_find and cf::map::load uses map_load).
278		344
279	=item $locked = cf::lock_active $string	345	=item $locked = cf::lock_active $string
280		346
281	Return true if the lock is currently active, i.e. somebody has locked it.	347	Return true if the lock is currently active, i.e. somebody has locked it.
282		348
283	=cut	349	=cut
284		350
285	our %LOCK;	351	our %LOCK;
		352	our %LOCKER;#d#
286		353
287	sub lock_wait($) {	354	sub lock_wait($) {
288	my ($key) = @_;	355	my ($key) = @_;
289		356
		357	if ($LOCKER{$key} == $Coro::current) {#d#
		358	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
		359	return;#d#
		360	}#d#
		361
290	# wait for lock, if any	362	# wait for lock, if any
291	while ($LOCK{$key}) {	363	while ($LOCK{$key}) {
		364	#local $Coro::current->{desc} = "$Coro::current->{desc} <waiting for lock $key>";
292	push @{ $LOCK{$key} }, $Coro::current;	365	push @{ $LOCK{$key} }, $Coro::current;
293	Coro::schedule;	366	Coro::schedule;
294	}	367	}
295	}	368	}
296		369
…		…
299		372
300	# wait, to be sure we are not locked	373	# wait, to be sure we are not locked
301	lock_wait $key;	374	lock_wait $key;
302		375
303	$LOCK{$key} = [];	376	$LOCK{$key} = [];
		377	$LOCKER{$key} = $Coro::current;#d#
304		378
305	Coro::guard {	379	Coro::guard {
		380	delete $LOCKER{$key};#d#
306	# wake up all waiters, to be on the safe side	381	# wake up all waiters, to be on the safe side
307	$_->ready for @{ delete $LOCK{$key} };	382	$_->ready for @{ delete $LOCK{$key} };
308	}	383	}
309	}	384	}
310		385
…		…
313		388
314	! ! $LOCK{$key}	389	! ! $LOCK{$key}
315	}	390	}
316		391
317	sub freeze_mainloop {	392	sub freeze_mainloop {
318	return unless $TICK_WATCHER->is_active;	393	tick_inhibit_inc;
319		394
320	my $guard = Coro::guard {	395	Coro::guard \&tick_inhibit_dec;
321	$TICK_WATCHER->start;	396	}
322	};	397
323	$TICK_WATCHER->stop;	398	=item cf::periodic $interval, $cb
324	$guard	399
		400	Like EV::periodic, but randomly selects a starting point so that the actions
		401	get spread over timer.
		402
		403	=cut
		404
		405	sub periodic($$) {
		406	my ($interval, $cb) = @_;
		407
		408	my $start = rand List::Util::min 180, $interval;
		409
		410	EV::periodic $start, $interval, 0, $cb
325	}	411	}
326		412
327	=item cf::get_slot $time[, $priority[, $name]]	413	=item cf::get_slot $time[, $priority[, $name]]
328		414
329	Allocate $time seconds of blocking CPU time at priority C<$priority>:	415	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
340	our @SLOT_QUEUE;	426	our @SLOT_QUEUE;
341	our $SLOT_QUEUE;	427	our $SLOT_QUEUE;
342		428
343	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	429	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
344	$SLOT_QUEUE = Coro::async {	430	$SLOT_QUEUE = Coro::async {
		431	$Coro::current->desc ("timeslot manager");
		432
345	my $signal = new Coro::Signal;	433	my $signal = new Coro::Signal;
346		434
347	while () {	435	while () {
348	next_job:	436	next_job:
349	my $avail = cf::till_tick;	437	my $avail = cf::till_tick;
…		…
357	}	445	}
358	}	446	}
359	}	447	}
360		448
361	if (@SLOT_QUEUE) {	449	if (@SLOT_QUEUE) {
362	# we do not use wait_For_tick() as it returns immediately when tick is inactive	450	# we do not use wait_for_tick() as it returns immediately when tick is inactive
363	push @cf::WAIT_FOR_TICK, $signal;	451	push @cf::WAIT_FOR_TICK, $signal;
364	$signal->wait;	452	$signal->wait;
365	} else {	453	} else {
366	Coro::schedule;	454	Coro::schedule;
367	}	455	}
368	}	456	}
369	};	457	};
370		458
371	sub get_slot($;$$) {	459	sub get_slot($;$$) {
		460	return if tick_inhibit || $Coro::current == $Coro::main;
		461
372	my ($time, $pri, $name) = @_;	462	my ($time, $pri, $name) = @_;
373		463
374	$time = $TICK * .6 if $time > $TICK * .6;	464	$time = $TICK * .6 if $time > $TICK * .6;
375	my $sig = new Coro::Signal;	465	my $sig = new Coro::Signal;
376		466
…		…
390		480
391	BEGIN { *async = \&Coro::async_pool }	481	BEGIN { *async = \&Coro::async_pool }
392		482
393	=item cf::sync_job { BLOCK }	483	=item cf::sync_job { BLOCK }
394		484
395	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	485	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	486	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	487	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
398	acceptable.	488	acceptable.
399		489
400	If it must be done, put the blocking parts into C<sync_job>. This will run	490	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	491	the given BLOCK in another coroutine while waiting for the result. The
…		…
406		496
407	sub sync_job(&) {	497	sub sync_job(&) {
408	my ($job) = @_;	498	my ($job) = @_;
409		499
410	if ($Coro::current == $Coro::main) {	500	if ($Coro::current == $Coro::main) {
411	my $time = Event::time;	501	my $time = EV::time;
412		502
413	# this is the main coro, too bad, we have to block	503	# this is the main coro, too bad, we have to block
414	# till the operation succeeds, freezing the server :/	504	# till the operation succeeds, freezing the server :/
415		505
416	# TODO: use suspend/resume instead	506	LOG llevError, Carp::longmess "sync job";#d#
417	# (but this is cancel-safe)	507
418	my $freeze_guard = freeze_mainloop;	508	my $freeze_guard = freeze_mainloop;
419		509
420	my $busy = 1;	510	my $busy = 1;
421	my @res;	511	my @res;
422		512
423	(async {	513	(async {
		514	$Coro::current->desc ("sync job coro");
424	@res = eval { $job->() };	515	@res = eval { $job->() };
425	warn $@ if $@;	516	warn $@ if $@;
426	undef $busy;	517	undef $busy;
427	})->prio (Coro::PRIO_MAX);	518	})->prio (Coro::PRIO_MAX);
428		519
429	while ($busy) {	520	while ($busy) {
430	Coro::cede or Event::one_event;	521	if (Coro::nready) {
		522	Coro::cede_notself;
		523	} else {
		524	EV::loop EV::LOOP_ONESHOT;
431	}	525	}
		526	}
432		527
433	$time = Event::time - $time;	528	my $time = EV::time - $time;
434		529
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	530	$TICK_START += $time; # do not account sync jobs to server load
439		531
440	wantarray ? @res : $res[0]	532	wantarray ? @res : $res[0]
441	} else {	533	} else {
442	# we are in another coroutine, how wonderful, everything just works	534	# we are in another coroutine, how wonderful, everything just works
443		535
…		…
468	=item fork_call { }, $args	560	=item fork_call { }, $args
469		561
470	Executes the given code block with the given arguments in a seperate	562	Executes the given code block with the given arguments in a seperate
471	process, returning the results. Everything must be serialisable with	563	process, returning the results. Everything must be serialisable with
472	Coro::Storable. May, of course, block. Note that the executed sub may	564	Coro::Storable. May, of course, block. Note that the executed sub may
473	never block itself or use any form of Event handling.	565	never block itself or use any form of event handling.
474		566
475	=cut	567	=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		568
486	sub fork_call(&@) {	569	sub fork_call(&@) {
487	my ($cb, @args) = @_;	570	my ($cb, @args) = @_;
488		571
489	# socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC	572	# we seemingly have to make a local copy of the whole thing,
490	# or die "socketpair: $!";	573	# otherwise perl prematurely frees the stuff :/
491	pipe my $fh1, my $fh2	574	# TODO: investigate and fix (likely this will be rather laborious)
492	or die "pipe: $!";
493		575
494	if (my $pid = fork) {	576	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;	577	reset_signals;
508	local $SIG{__WARN__};	578	&$cb
509	local $SIG{__DIE__};	579	}, @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		580
516	eval {	581	wantarray ? @res : $res[-1]
517	close $fh1;	582	}
518		583
519	my @res = eval { $cb->(@args) };	584	=item $coin = coin_from_name $name
520		585
521	syswrite $fh2, _store_scalar $@ ? \"$@" : \@res;	586	=cut
522	close $fh2;
523	};
524		587
525	warn $@ if $@;	588	our %coin_alias = (
526	_exit 0;	589	"silver" => "silvercoin",
527	}	590	"silvercoin" => "silvercoin",
		591	"silvercoins" => "silvercoin",
		592	"gold" => "goldcoin",
		593	"goldcoin" => "goldcoin",
		594	"goldcoins" => "goldcoin",
		595	"platinum" => "platinacoin",
		596	"platinumcoin" => "platinacoin",
		597	"platinumcoins" => "platinacoin",
		598	"platina" => "platinacoin",
		599	"platinacoin" => "platinacoin",
		600	"platinacoins" => "platinacoin",
		601	"royalty" => "royalty",
		602	"royalties" => "royalty",
		603	);
		604
		605	sub coin_from_name($) {
		606	$coin_alias{$_[0]}
		607	? cf::arch::find $coin_alias{$_[0]}
		608	: undef
528	}	609	}
529		610
530	=item $value = cf::db_get $family => $key	611	=item $value = cf::db_get $family => $key
531		612
532	Returns a single value from the environment database.	613	Returns a single value from the environment database.
…		…
534	=item cf::db_put $family => $key => $value	615	=item cf::db_put $family => $key => $value
535		616
536	Stores the given C<$value> in the family. It can currently store binary	617	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).	618	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
538		619
		620	=item $db = cf::db_table "name"
		621
		622	Create and/or open a new database table. The string must not be "db" and must be unique
		623	within each server.
		624
539	=cut	625	=cut
		626
		627	sub db_table($) {
		628	my ($name) = @_;
		629	my $db = BDB::db_create $DB_ENV;
		630
		631	eval {
		632	$db->set_flags (BDB::CHKSUM);
		633
		634	utf8::encode $name;
		635	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		636	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		637	cf::cleanup "db_open(db): $!" if $!;
		638	};
		639	cf::cleanup "db_open(db): $@" if $@;
		640
		641	$db
		642	}
540		643
541	our $DB;	644	our $DB;
542		645
543	sub db_init {	646	sub db_init {
544	unless ($DB) {
545	$DB = BDB::db_create $DB_ENV;
546
547	cf::sync_job {	647	cf::sync_job {
548	eval {	648	$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	}	649	};
558	}	650	}
559		651
560	sub db_get($$) {	652	sub db_get($$) {
561	my $key = "$_[0]/$_[1]";	653	my $key = "$_[0]/$_[1]";
562		654
…		…
612	if (1) {	704	if (1) {
613	$md5 =	705	$md5 =
614	join "\x00",	706	join "\x00",
615	$processversion,	707	$processversion,
616	map {	708	map {
617	Coro::cede;	709	cf::cede_to_tick;
618	($src->[$_], Digest::MD5::md5_hex $data[$_])	710	($src->[$_], Digest::MD5::md5_hex $data[$_])
619	} 0.. $#$src;	711	} 0.. $#$src;
620		712
621		713
622	my $dbmd5 = db_get cache => "$id/md5";	714	my $dbmd5 = db_get cache => "$id/md5";
…		…
660		752
661	#############################################################################	753	#############################################################################
662		754
663	=head2 ATTACHABLE OBJECTS	755	=head2 ATTACHABLE OBJECTS
664		756
665	Many objects in crossfire are so-called attachable objects. That means you can	757	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")	758	attach callbacks/event handlers (a collection of which is called an "attachment")
667	to it. All such attachable objects support the following methods.	759	to it. All such attachable objects support the following methods.
668		760
669	In the following description, CLASS can be any of C<global>, C<object>	761	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	762	C<player>, C<client> or C<map> (i.e. the attachable objects in
671	Crossfire TRT).	763	Deliantra).
672		764
673	=over 4	765	=over 4
674		766
675	=item $attachable->attach ($attachment, key => $value...)	767	=item $attachable->attach ($attachment, key => $value...)
676		768
…		…
720	=item cf::CLASS::attachment $name, ...	812	=item cf::CLASS::attachment $name, ...
721		813
722	Register an attachment by C<$name> through which attachable objects of the	814	Register an attachment by C<$name> through which attachable objects of the
723	given CLASS can refer to this attachment.	815	given CLASS can refer to this attachment.
724		816
725	Some classes such as crossfire maps and objects can specify attachments	817	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.	818	that are attached at load/instantiate time, thus the need for a name.
727		819
728	These calls expect any number of the following handler/hook descriptions:	820	These calls expect any number of the following handler/hook descriptions:
729		821
730	=over 4	822	=over 4
…		…
958	}	1050	}
959		1051
960	0	1052	0
961	}	1053	}
962		1054
963	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1055	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
964		1056
965	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1057	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
966		1058
967	Generate an object-specific event with the given arguments.	1059	Generate an object-specific event with the given arguments.
968		1060
…		…
974		1066
975	=cut	1067	=cut
976		1068
977	#############################################################################	1069	#############################################################################
978	# object support	1070	# object support
979	#
980		1071
		1072	sub _object_equal($$);
		1073	sub _object_equal($$) {
		1074	my ($a, $b) = @_;
		1075
		1076	return 0 unless (ref $a) eq (ref $b);
		1077
		1078	if ("HASH" eq ref $a) {
		1079	my @ka = keys %$a;
		1080	my @kb = keys %$b;
		1081
		1082	return 0 if @ka != @kb;
		1083
		1084	for (0 .. $#ka) {
		1085	return 0 unless $ka[$_] eq $kb[$_];
		1086	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1087	}
		1088
		1089	} elsif ("ARRAY" eq ref $a) {
		1090
		1091	return 0 if @$a != @$b;
		1092
		1093	for (0 .. $#$a) {
		1094	return 0 unless _object_equal $a->[$_], $b->[$_];
		1095	}
		1096
		1097	} elsif ($a ne $b) {
		1098	return 0;
		1099	}
		1100
		1101	1
		1102	}
		1103
		1104	our $SLOW_MERGES;#d#
981	sub _can_merge {	1105	sub _can_merge {
982	my ($ob1, $ob2) = @_;	1106	my ($ob1, $ob2) = @_;
983		1107
984	local $Storable::canonical = 1;	1108	++$SLOW_MERGES;#d#
985	my $fob1 = Storable::freeze $ob1;
986	my $fob2 = Storable::freeze $ob2;
987		1109
988	$fob1 eq $fob2	1110	# we do the slow way here
		1111	return _object_equal $ob1, $ob2
989	}	1112	}
990		1113
991	sub reattach {	1114	sub reattach {
992	# basically do the same as instantiate, without calling instantiate	1115	# basically do the same as instantiate, without calling instantiate
993	my ($obj) = @_;	1116	my ($obj) = @_;
994		1117
		1118	# no longer needed after getting rid of delete_package?
995	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1119	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
996		1120
997	my $registry = $obj->registry;	1121	my $registry = $obj->registry;
998		1122
999	@$registry = ();	1123	@$registry = ();
1000		1124
…		…
1015	cf::attachable->attach (	1139	cf::attachable->attach (
1016	prio => -1000000,	1140	prio => -1000000,
1017	on_instantiate => sub {	1141	on_instantiate => sub {
1018	my ($obj, $data) = @_;	1142	my ($obj, $data) = @_;
1019		1143
1020	$data = from_json $data;	1144	$data = decode_json $data;
1021		1145
1022	for (@$data) {	1146	for (@$data) {
1023	my ($name, $args) = @$_;	1147	my ($name, $args) = @$_;
1024		1148
1025	$obj->attach ($name, %{$args || {} });	1149	$obj->attach ($name, %{$args || {} });
…		…
1041	sub object_freezer_save {	1165	sub object_freezer_save {
1042	my ($filename, $rdata, $objs) = @_;	1166	my ($filename, $rdata, $objs) = @_;
1043		1167
1044	sync_job {	1168	sync_job {
1045	if (length $$rdata) {	1169	if (length $$rdata) {
		1170	utf8::decode (my $decname = $filename);
1046	warn sprintf "saving %s (%d,%d)\n",	1171	warn sprintf "saving %s (%d,%d)\n",
1047	$filename, length $$rdata, scalar @$objs;	1172	$decname, length $$rdata, scalar @$objs;
1048		1173
1049	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1174	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1050	chmod SAVE_MODE, $fh;	1175	aio_chmod $fh, SAVE_MODE;
1051	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1176	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1052	aio_fsync $fh if $cf::USE_FSYNC;	1177	aio_fsync $fh if $cf::USE_FSYNC;
1053	close $fh;	1178	aio_close $fh;
1054		1179
1055	if (@$objs) {	1180	if (@$objs) {
1056	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1181	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1057	chmod SAVE_MODE, $fh;	1182	aio_chmod $fh, SAVE_MODE;
1058	my $data = Storable::nfreeze { version => 1, objs => $objs };	1183	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1059	aio_write $fh, 0, (length $data), $data, 0;	1184	aio_write $fh, 0, (length $data), $data, 0;
1060	aio_fsync $fh if $cf::USE_FSYNC;	1185	aio_fsync $fh if $cf::USE_FSYNC;
1061	close $fh;	1186	aio_close $fh;
1062	aio_rename "$filename.pst~", "$filename.pst";	1187	aio_rename "$filename.pst~", "$filename.pst";
1063	}	1188	}
1064	} else {	1189	} else {
1065	aio_unlink "$filename.pst";	1190	aio_unlink "$filename.pst";
1066	}	1191	}
1067		1192
1068	aio_rename "$filename~", $filename;	1193	aio_rename "$filename~", $filename;
		1194
		1195	$filename =~ s%/[^/]+$%%;
		1196	aio_pathsync $filename if $cf::USE_FSYNC;
1069	} else {	1197	} else {
1070	warn "FATAL: $filename~: $!\n";	1198	warn "FATAL: $filename~: $!\n";
1071	}	1199	}
1072	} else {	1200	} else {
1073	aio_unlink $filename;	1201	aio_unlink $filename;
1074	aio_unlink "$filename.pst";	1202	aio_unlink "$filename.pst";
1075	}	1203	}
1076	}	1204	};
1077	}	1205	}
1078		1206
1079	sub object_freezer_as_string {	1207	sub object_freezer_as_string {
1080	my ($rdata, $objs) = @_;	1208	my ($rdata, $objs) = @_;
1081		1209
…		…
1093	or return;	1221	or return;
1094		1222
1095	unless (aio_stat "$filename.pst") {	1223	unless (aio_stat "$filename.pst") {
1096	(aio_load "$filename.pst", $av) >= 0	1224	(aio_load "$filename.pst", $av) >= 0
1097	or return;	1225	or return;
		1226
1098	$av = eval { (Storable::thaw $av)->{objs} };	1227	my $st = eval { Coro::Storable::thaw $av };
		1228	$av = $st->{objs};
1099	}	1229	}
1100		1230
		1231	utf8::decode (my $decname = $filename);
1101	warn sprintf "loading %s (%d)\n",	1232	warn sprintf "loading %s (%d,%d)\n",
1102	$filename, length $data, scalar @{$av || []};	1233	$decname, length $data, scalar @{$av || []};
		1234
1103	return ($data, $av);	1235	($data, $av)
1104	}	1236	}
1105		1237
1106	=head2 COMMAND CALLBACKS	1238	=head2 COMMAND CALLBACKS
1107		1239
1108	=over 4	1240	=over 4
…		…
1162	my ($name, $cb) = @_;	1294	my ($name, $cb) = @_;
1163		1295
1164	$EXTICMD{$name} = $cb;	1296	$EXTICMD{$name} = $cb;
1165	}	1297	}
1166		1298
		1299	use File::Glob ();
		1300
1167	cf::player->attach (	1301	cf::player->attach (
1168	on_command => sub {	1302	on_command => sub {
1169	my ($pl, $name, $params) = @_;	1303	my ($pl, $name, $params) = @_;
1170		1304
1171	my $cb = $COMMAND{$name}	1305	my $cb = $COMMAND{$name}
…		…
1186	my ($type, $reply, @payload) =	1320	my ($type, $reply, @payload) =
1187	"ARRAY" eq ref $msg	1321	"ARRAY" eq ref $msg
1188	? @$msg	1322	? @$msg
1189	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove	1323	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1190		1324
		1325	my @reply;
		1326
1191	if (my $cb = $EXTCMD{$type}) {	1327	if (my $cb = $EXTCMD{$type}) {
1192	my @reply = $cb->($pl, @payload);	1328	@reply = $cb->($pl, @payload);
1193
1194	$pl->ext_reply ($reply, @reply)
1195	if $reply;
1196	}	1329	}
		1330
		1331	$pl->ext_reply ($reply, @reply)
		1332	if $reply;
		1333
1197	} else {	1334	} else {
1198	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1335	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1199	}	1336	}
1200		1337
1201	cf::override;	1338	cf::override;
1202	},	1339	},
1203	);	1340	);
		1341
		1342	# "readahead" all extensions
		1343	sub cache_extensions {
		1344	my $grp = IO::AIO::aio_group;
		1345
		1346	add $grp IO::AIO::aio_readdir $LIBDIR, sub {
		1347	for (grep /\.ext$/, @{$_[0]}) {
		1348	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1349	}
		1350	};
		1351
		1352	$grp
		1353	}
1204		1354
1205	sub load_extensions {	1355	sub load_extensions {
1206	cf::sync_job {	1356	cf::sync_job {
1207	my %todo;	1357	my %todo;
1208		1358
…		…
1228		1378
1229	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1379	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1230	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1380	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1231		1381
1232	$ext{source} =	1382	$ext{source} =
1233	"package $pkg; use strict; use utf8;\n"	1383	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1234	. "#line 1 \"$path\"\n{\n"	1384	. "#line 1 \"$path\"\n{\n"
1235	. $source	1385	. $source
1236	. "\n};\n1";	1386	. "\n};\n1";
1237		1387
1238	$todo{$base} = \%ext;	1388	$todo{$base} = \%ext;
…		…
1254	my $msg = $@ ? "$v->{path}: $@\n"	1404	my $msg = $@ ? "$v->{path}: $@\n"
1255	: "$v->{base}: extension inactive.\n";	1405	: "$v->{base}: extension inactive.\n";
1256		1406
1257	if (exists $v->{meta}{mandatory}) {	1407	if (exists $v->{meta}{mandatory}) {
1258	warn $msg;	1408	warn $msg;
1259	warn "mandatory extension failed to load, exiting.\n";	1409	cf::cleanup "mandatory extension failed to load, exiting.";
1260	exit 1;
1261	}	1410	}
1262		1411
1263	warn $msg;	1412	warn $msg;
1264	}	1413	}
1265		1414
…		…
1279		1428
1280	=back	1429	=back
1281		1430
1282	=head2 CORE EXTENSIONS	1431	=head2 CORE EXTENSIONS
1283		1432
1284	Functions and methods that extend core crossfire objects.	1433	Functions and methods that extend core deliantra objects.
1285		1434
1286	=cut	1435	=cut
1287		1436
1288	package cf::player;	1437	package cf::player;
1289		1438
1290	use Coro::AIO;	1439	use Coro::AIO;
1291		1440
1292	=head3 cf::player	1441	=head3 cf::player
1293		1442
1294	=over 4	1443	=over 4
		1444
		1445	=item cf::player::num_playing
		1446
		1447	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1448
		1449	=cut
		1450
		1451	sub num_playing {
		1452	scalar grep
		1453	$_->ob->map
		1454	&& !$_->hidden
		1455	&& !$_->ob->flag (cf::FLAG_WIZ),
		1456	cf::player::list
		1457	}
1295		1458
1296	=item cf::player::find $login	1459	=item cf::player::find $login
1297		1460
1298	Returns the given player object, loading it if necessary (might block).	1461	Returns the given player object, loading it if necessary (might block).
1299		1462
…		…
1318		1481
1319	sub exists($) {	1482	sub exists($) {
1320	my ($login) = @_;	1483	my ($login) = @_;
1321		1484
1322	$cf::PLAYER{$login}	1485	$cf::PLAYER{$login}
1323	or cf::sync_job { !aio_stat path $login }	1486	or !aio_stat path $login
1324	}	1487	}
1325		1488
1326	sub find($) {	1489	sub find($) {
1327	return $cf::PLAYER{$_[0]} || do {	1490	return $cf::PLAYER{$_[0]} || do {
1328	my $login = $_[0];	1491	my $login = $_[0];
…		…
1335	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1498	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1336	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1499	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1337	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1500	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1338	aio_unlink +(playerdir $login) . "/$login.pl";	1501	aio_unlink +(playerdir $login) . "/$login.pl";
1339		1502
1340	my $pl = load_pl path $login	1503	my $f = new_from_file cf::object::thawer path $login
1341	or return;	1504	or return;
		1505
		1506	my $pl = cf::player::load_pl $f
		1507	or return;
		1508
		1509	local $cf::PLAYER_LOADING{$login} = $pl;
		1510	$f->resolve_delayed_derefs;
1342	$cf::PLAYER{$login} = $pl	1511	$cf::PLAYER{$login} = $pl
1343	}	1512	}
1344	}	1513	}
1345	}	1514	}
1346		1515
…		…
1355	return if $pl->{deny_save};	1524	return if $pl->{deny_save};
1356		1525
1357	aio_mkdir playerdir $pl, 0770;	1526	aio_mkdir playerdir $pl, 0770;
1358	$pl->{last_save} = $cf::RUNTIME;	1527	$pl->{last_save} = $cf::RUNTIME;
1359		1528
		1529	cf::get_slot 0.01;
		1530
1360	$pl->save_pl ($path);	1531	$pl->save_pl ($path);
1361	Coro::cede;	1532	cf::cede_to_tick;
1362	}	1533	}
1363		1534
1364	sub new($) {	1535	sub new($) {
1365	my ($login) = @_;	1536	my ($login) = @_;
1366		1537
…		…
1372	$cf::PLAYER{$login} = $self;	1543	$cf::PLAYER{$login} = $self;
1373		1544
1374	$self	1545	$self
1375	}	1546	}
1376		1547
		1548	=item $player->send_msg ($channel, $msg, $color, [extra...])
		1549
		1550	=cut
		1551
		1552	sub send_msg {
		1553	my $ns = shift->ns
		1554	or return;
		1555	$ns->send_msg (@_);
		1556	}
		1557
1377	=item $pl->quit_character	1558	=item $pl->quit_character
1378		1559
1379	Nukes the player without looking back. If logged in, the connection will	1560	Nukes the player without looking back. If logged in, the connection will
1380	be destroyed. May block for a long time.	1561	be destroyed. May block for a long time.
1381		1562
…		…
1385	my ($pl) = @_;	1566	my ($pl) = @_;
1386		1567
1387	my $name = $pl->ob->name;	1568	my $name = $pl->ob->name;
1388		1569
1389	$pl->{deny_save} = 1;	1570	$pl->{deny_save} = 1;
1390	$pl->password ("*"); # this should lock out the player until we nuked the dir	1571	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1391		1572
1392	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1573	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1393	$pl->deactivate;	1574	$pl->deactivate;
		1575	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1576	$pl->ob->check_score;
1394	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1577	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1395	$pl->ns->destroy if $pl->ns;	1578	$pl->ns->destroy if $pl->ns;
1396		1579
1397	my $path = playerdir $pl;	1580	my $path = playerdir $pl;
1398	my $temp = "$path~$cf::RUNTIME~deleting~";	1581	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1434	or return [];	1617	or return [];
1435		1618
1436	my @logins;	1619	my @logins;
1437		1620
1438	for my $login (@$dirs) {	1621	for my $login (@$dirs) {
		1622	my $path = path $login;
		1623
		1624	# a .pst is a dead give-away for a valid player
		1625	# if no pst file found, open and chekc for blocked users
		1626	if (aio_stat "$path.pst") {
1439	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1627	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1440	aio_read $fh, 0, 512, my $buf, 0 or next;	1628	aio_read $fh, 0, 512, my $buf, 0 or next;
1441	$buf !~ /^password -------------$/m or next; # official not-valid tag	1629	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1630	}
1442		1631
1443	utf8::decode $login;	1632	utf8::decode $login;
1444	push @logins, $login;	1633	push @logins, $login;
1445	}	1634	}
1446		1635
…		…
1473	}	1662	}
1474		1663
1475	\@paths	1664	\@paths
1476	}	1665	}
1477		1666
1478	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1667	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1479		1668
1480	Expand crossfire pod fragments into protocol xml.	1669	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		1670
1528	=item $player->ext_reply ($msgid, @msg)	1671	=item $player->ext_reply ($msgid, @msg)
1529		1672
1530	Sends an ext reply to the player.	1673	Sends an ext reply to the player.
1531		1674
1532	=cut	1675	=cut
1533		1676
1534	sub ext_reply($$@) {	1677	sub ext_reply($$@) {
1535	my ($self, $id, @msg) = @_;	1678	my ($self, $id, @msg) = @_;
1536		1679
1537	if ($self->ns->extcmd == 2) {	1680	$self->ns->ext_reply ($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	}	1681	}
1545		1682
1546	=item $player->ext_msg ($type, @msg)	1683	=item $player->ext_msg ($type, @msg)
1547		1684
1548	Sends an ext event to the client.	1685	Sends an ext event to the client.
…		…
1604	our $MAX_RESET = 3600;	1741	our $MAX_RESET = 3600;
1605	our $DEFAULT_RESET = 3000;	1742	our $DEFAULT_RESET = 3000;
1606		1743
1607	sub generate_random_map {	1744	sub generate_random_map {
1608	my ($self, $rmp) = @_;	1745	my ($self, $rmp) = @_;
		1746
		1747	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1748
1609	# mit "rum" bekleckern, nicht	1749	# mit "rum" bekleckern, nicht
1610	$self->_create_random_map (	1750	$self->_create_random_map (
1611	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1751	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1612	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1752	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1613	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1753	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1735		1875
1736	# the temporary/swap location	1876	# the temporary/swap location
1737	sub save_path {	1877	sub save_path {
1738	my ($self) = @_;	1878	my ($self) = @_;
1739		1879
1740	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1880	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1741	"$TMPDIR/$path.map"	1881	"$TMPDIR/$path.map"
1742	}	1882	}
1743		1883
1744	# the unique path, undef == no special unique path	1884	# the unique path, undef == no special unique path
1745	sub uniq_path {	1885	sub uniq_path {
1746	my ($self) = @_;	1886	my ($self) = @_;
1747		1887
1748	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1888	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1749	"$UNIQUEDIR/$path"	1889	"$UNIQUEDIR/$path"
1750	}	1890	}
1751		1891
1752	# and all this just because we cannot iterate over	1892	# and all this just because we cannot iterate over
1753	# all maps in C++...	1893	# all maps in C++...
…		…
1776		1916
1777	sub load_header_from($) {	1917	sub load_header_from($) {
1778	my ($self, $path) = @_;	1918	my ($self, $path) = @_;
1779		1919
1780	utf8::encode $path;	1920	utf8::encode $path;
1781	#aio_open $path, O_RDONLY, 0	1921	my $f = new_from_file cf::object::thawer $path
1782	# or return;
1783
1784	$self->_load_header ($path)
1785	or return;	1922	or return;
		1923
		1924	$self->_load_header ($f)
		1925	or return;
		1926
		1927	local $MAP_LOADING{$self->{path}} = $self;
		1928	$f->resolve_delayed_derefs;
1786		1929
1787	$self->{load_path} = $path;	1930	$self->{load_path} = $path;
1788		1931
1789	1	1932	1
1790	}	1933	}
…		…
1844	sub find {	1987	sub find {
1845	my ($path, $origin) = @_;	1988	my ($path, $origin) = @_;
1846		1989
1847	$path = normalise $path, $origin && $origin->path;	1990	$path = normalise $path, $origin && $origin->path;
1848		1991
		1992	cf::lock_wait "map_data:$path";#d#remove
1849	cf::lock_wait "map_find:$path";	1993	cf::lock_wait "map_find:$path";
1850		1994
1851	$cf::MAP{$path} || do {	1995	$cf::MAP{$path} || do {
		1996	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1852	my $guard = cf::lock_acquire "map_find:$path";	1997	my $guard2 = cf::lock_acquire "map_find:$path";
		1998
1853	my $map = new_from_path cf::map $path	1999	my $map = new_from_path cf::map $path
1854	or return;	2000	or return;
1855		2001
1856	$map->{last_save} = $cf::RUNTIME;	2002	$map->{last_save} = $cf::RUNTIME;
1857		2003
…		…
1859	or return;	2005	or return;
1860		2006
1861	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2007	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1862	# doing this can freeze the server in a sync job, obviously	2008	# doing this can freeze the server in a sync job, obviously
1863	#$cf::WAIT_FOR_TICK->wait;	2009	#$cf::WAIT_FOR_TICK->wait;
		2010	undef $guard2;
		2011	undef $guard1;
1864	$map->reset;	2012	$map->reset;
1865	undef $guard;
1866	return find $path;	2013	return find $path;
1867	}	2014	}
1868		2015
1869	$cf::MAP{$path} = $map	2016	$cf::MAP{$path} = $map
1870	}	2017	}
…		…
1879	local $self->{deny_reset} = 1; # loading can take a long time	2026	local $self->{deny_reset} = 1; # loading can take a long time
1880		2027
1881	my $path = $self->{path};	2028	my $path = $self->{path};
1882		2029
1883	{	2030	{
1884	my $guard = cf::lock_acquire "map_load:$path";	2031	my $guard = cf::lock_acquire "map_data:$path";
1885		2032
		2033	return unless $self->valid;
1886	return if $self->in_memory != cf::MAP_SWAPPED;	2034	return unless $self->in_memory == cf::MAP_SWAPPED;
1887		2035
1888	$self->in_memory (cf::MAP_LOADING);	2036	$self->in_memory (cf::MAP_LOADING);
1889		2037
1890	$self->alloc;	2038	$self->alloc;
1891		2039
1892	$self->pre_load;	2040	$self->pre_load;
1893	Coro::cede;	2041	cf::cede_to_tick;
1894		2042
		2043	my $f = new_from_file cf::object::thawer $self->{load_path};
		2044	$f->skip_block;
1895	$self->_load_objects ($self->{load_path}, 1)	2045	$self->_load_objects ($f)
1896	or return;	2046	or return;
1897		2047
1898	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2048	$self->post_load_original
1899	if delete $self->{load_original};	2049	if delete $self->{load_original};
1900		2050
1901	if (my $uniq = $self->uniq_path) {	2051	if (my $uniq = $self->uniq_path) {
1902	utf8::encode $uniq;	2052	utf8::encode $uniq;
1903	if (aio_open $uniq, O_RDONLY, 0) {	2053	unless (aio_stat $uniq) {
		2054	if (my $f = new_from_file cf::object::thawer $uniq) {
1904	$self->clear_unique_items;	2055	$self->clear_unique_items;
1905	$self->_load_objects ($uniq, 0);	2056	$self->_load_objects ($f);
		2057	$f->resolve_delayed_derefs;
		2058	}
1906	}	2059	}
1907	}	2060	}
1908		2061
1909	Coro::cede;	2062	$f->resolve_delayed_derefs;
		2063
		2064	cf::cede_to_tick;
1910	# now do the right thing for maps	2065	# now do the right thing for maps
1911	$self->link_multipart_objects;	2066	$self->link_multipart_objects;
1912	$self->difficulty ($self->estimate_difficulty)	2067	$self->difficulty ($self->estimate_difficulty)
1913	unless $self->difficulty;	2068	unless $self->difficulty;
1914	Coro::cede;	2069	cf::cede_to_tick;
1915		2070
1916	unless ($self->{deny_activate}) {	2071	unless ($self->{deny_activate}) {
1917	$self->decay_objects;	2072	$self->decay_objects;
1918	$self->fix_auto_apply;	2073	$self->fix_auto_apply;
1919	$self->update_buttons;	2074	$self->update_buttons;
1920	Coro::cede;	2075	cf::cede_to_tick;
1921	$self->set_darkness_map;	2076	$self->set_darkness_map;
1922	Coro::cede;	2077	cf::cede_to_tick;
1923	$self->activate;	2078	$self->activate;
1924	}	2079	}
1925		2080
1926	$map->{last_save} = $cf::RUNTIME;	2081	$self->{last_save} = $cf::RUNTIME;
1927	$map->last_access ($cf::RUNTIME);	2082	$self->last_access ($cf::RUNTIME);
1928		2083
1929	$self->in_memory (cf::MAP_IN_MEMORY);	2084	$self->in_memory (cf::MAP_ACTIVE);
1930	}	2085	}
1931		2086
1932	$self->post_load;	2087	$self->post_load;
1933	}	2088	}
1934		2089
…		…
1943		2098
1944	$self	2099	$self
1945	}	2100	}
1946		2101
1947	# find and load all maps in the 3x3 area around a map	2102	# find and load all maps in the 3x3 area around a map
1948	sub load_diag {	2103	sub load_neighbours {
1949	my ($map) = @_;	2104	my ($map) = @_;
1950		2105
1951	my @diag; # diagonal neighbours	2106	my @neigh; # diagonal neighbours
1952		2107
1953	for (0 .. 3) {	2108	for (0 .. 3) {
1954	my $neigh = $map->tile_path ($_)	2109	my $neigh = $map->tile_path ($_)
1955	or next;	2110	or next;
1956	$neigh = find $neigh, $map	2111	$neigh = find $neigh, $map
1957	or next;	2112	or next;
1958	$neigh->load;	2113	$neigh->load;
1959		2114
		2115	push @neigh,
1960	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2116	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1961	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2117	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1962	}	2118	}
1963		2119
1964	for (@diag) {	2120	for (grep defined $_->[0], @neigh) {
		2121	my ($path, $origin) = @$_;
1965	my $neigh = find @$_	2122	my $neigh = find $path, $origin
1966	or next;	2123	or next;
1967	$neigh->load;	2124	$neigh->load;
1968	}	2125	}
1969	}	2126	}
1970		2127
…		…
1975	}	2132	}
1976		2133
1977	sub do_load_sync {	2134	sub do_load_sync {
1978	my ($map) = @_;	2135	my ($map) = @_;
1979		2136
		2137	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2138	if $Coro::current == $Coro::main;
		2139
1980	cf::sync_job { $map->load };	2140	cf::sync_job { $map->load };
1981	}	2141	}
1982		2142
1983	our %MAP_PREFETCH;	2143	our %MAP_PREFETCH;
1984	our $MAP_PREFETCHER = undef;	2144	our $MAP_PREFETCHER = undef;
1985		2145
1986	sub find_async {	2146	sub find_async {
1987	my ($path, $origin) = @_;	2147	my ($path, $origin, $load) = @_;
1988		2148
1989	$path = normalise $path, $origin && $origin->{path};	2149	$path = normalise $path, $origin && $origin->{path};
1990		2150
1991	if (my $map = $cf::MAP{$path}) {	2151	if (my $map = $cf::MAP{$path}) {
1992	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2152	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1993	}	2153	}
1994		2154
1995	undef $MAP_PREFETCH{$path};	2155	$MAP_PREFETCH{$path} |= $load;
		2156
1996	$MAP_PREFETCHER ||= cf::async {	2157	$MAP_PREFETCHER ||= cf::async {
		2158	$Coro::current->{desc} = "map prefetcher";
		2159
1997	while (%MAP_PREFETCH) {	2160	while (%MAP_PREFETCH) {
1998	for my $path (keys %MAP_PREFETCH) {	2161	while (my ($k, $v) = each %MAP_PREFETCH) {
1999	if (my $map = find $path) {	2162	if (my $map = find $k) {
2000	$map->load;	2163	$map->load if $v;
2001	}	2164	}
2002		2165
2003	delete $MAP_PREFETCH{$path};	2166	delete $MAP_PREFETCH{$k};
2004	}	2167	}
2005	}	2168	}
2006	undef $MAP_PREFETCHER;	2169	undef $MAP_PREFETCHER;
2007	};	2170	};
2008	$MAP_PREFETCHER->prio (6);	2171	$MAP_PREFETCHER->prio (6);
…		…
2011	}	2174	}
2012		2175
2013	sub save {	2176	sub save {
2014	my ($self) = @_;	2177	my ($self) = @_;
2015		2178
2016	my $lock = cf::lock_acquire "map_data:" . $self->path;	2179	my $lock = cf::lock_acquire "map_data:$self->{path}";
2017		2180
2018	$self->{last_save} = $cf::RUNTIME;	2181	$self->{last_save} = $cf::RUNTIME;
2019		2182
2020	return unless $self->dirty;	2183	return unless $self->dirty;
2021		2184
…		…
2027	return if $self->{deny_save};	2190	return if $self->{deny_save};
2028		2191
2029	local $self->{last_access} = $self->last_access;#d#	2192	local $self->{last_access} = $self->last_access;#d#
2030		2193
2031	cf::async {	2194	cf::async {
		2195	$Coro::current->{desc} = "map player save";
2032	$_->contr->save for $self->players;	2196	$_->contr->save for $self->players;
2033	};	2197	};
		2198
		2199	cf::get_slot 0.02;
2034		2200
2035	if ($uniq) {	2201	if ($uniq) {
2036	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2202	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2037	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2203	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2038	} else {	2204	} else {
…		…
2044	my ($self) = @_;	2210	my ($self) = @_;
2045		2211
2046	# save first because save cedes	2212	# save first because save cedes
2047	$self->save;	2213	$self->save;
2048		2214
2049	my $lock = cf::lock_acquire "map_data:" . $self->path;	2215	my $lock = cf::lock_acquire "map_data:$self->{path}";
2050		2216
2051	return if $self->players;	2217	return if $self->players;
2052	return if $self->in_memory != cf::MAP_IN_MEMORY;	2218	return if $self->in_memory != cf::MAP_ACTIVE;
2053	return if $self->{deny_save};	2219	return if $self->{deny_save};
2054		2220
		2221	$self->in_memory (cf::MAP_SWAPPED);
		2222
		2223	$self->deactivate;
		2224	$_->clear_links_to ($self) for values %cf::MAP;
2055	$self->clear;	2225	$self->clear;
2056	$self->in_memory (cf::MAP_SWAPPED);
2057	}	2226	}
2058		2227
2059	sub reset_at {	2228	sub reset_at {
2060	my ($self) = @_;	2229	my ($self) = @_;
2061		2230
…		…
2093	if $uniq;	2262	if $uniq;
2094	}	2263	}
2095		2264
2096	delete $cf::MAP{$self->path};	2265	delete $cf::MAP{$self->path};
2097		2266
		2267	$self->deactivate;
		2268	$_->clear_links_to ($self) for values %cf::MAP;
2098	$self->clear;	2269	$self->clear;
2099
2100	$_->clear_links_to ($self) for values %cf::MAP;
2101		2270
2102	$self->unlink_save;	2271	$self->unlink_save;
2103	$self->destroy;	2272	$self->destroy;
2104	}	2273	}
2105		2274
2106	my $nuke_counter = "aaaa";	2275	my $nuke_counter = "aaaa";
2107		2276
2108	sub nuke {	2277	sub nuke {
2109	my ($self) = @_;	2278	my ($self) = @_;
2110		2279
		2280	{
		2281	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2282
2111	delete $cf::MAP{$self->path};	2283	delete $cf::MAP{$self->path};
2112		2284
2113	$self->unlink_save;	2285	$self->unlink_save;
2114		2286
2115	bless $self, "cf::map";	2287	bless $self, "cf::map";
2116	delete $self->{deny_reset};	2288	delete $self->{deny_reset};
2117	$self->{deny_save} = 1;	2289	$self->{deny_save} = 1;
2118	$self->reset_timeout (1);	2290	$self->reset_timeout (1);
2119	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2291	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2120		2292
2121	$cf::MAP{$self->path} = $self;	2293	$cf::MAP{$self->path} = $self;
		2294	}
2122		2295
2123	$self->reset; # polite request, might not happen	2296	$self->reset; # polite request, might not happen
2124	}	2297	}
2125		2298
2126	=item $maps = cf::map::tmp_maps	2299	=item $maps = cf::map::tmp_maps
…		…
2168		2341
2169	sub unique_maps() {	2342	sub unique_maps() {
2170	[	2343	[
2171	map {	2344	map {
2172	utf8::decode $_;	2345	utf8::decode $_;
2173	/\.map$/	2346	s/\.map$//; # TODO future compatibility hack
		2347	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2348	? ()
2174	? normalise $_	2349	: normalise $_
2175	: ()
2176	} @{ aio_readdir $UNIQUEDIR or [] }	2350	} @{ aio_readdir $UNIQUEDIR or [] }
2177	]	2351	]
2178	}	2352	}
2179		2353
2180	package cf;
2181
2182	=back	2354	=back
2183		2355
2184	=head3 cf::object	2356	=head3 cf::object
2185		2357
2186	=cut	2358	=cut
…		…
2189		2361
2190	=over 4	2362	=over 4
2191		2363
2192	=item $ob->inv_recursive	2364	=item $ob->inv_recursive
2193		2365
2194	Returns the inventory of the object _and_ their inventories, recursively.	2366	Returns the inventory of the object I<and> their inventories, recursively,
		2367	but I<not> the object itself.
2195		2368
2196	=cut	2369	=cut
2197		2370
2198	sub inv_recursive_;	2371	sub inv_recursive_;
2199	sub inv_recursive_ {	2372	sub inv_recursive_ {
…		…
2202		2375
2203	sub inv_recursive {	2376	sub inv_recursive {
2204	inv_recursive_ inv $_[0]	2377	inv_recursive_ inv $_[0]
2205	}	2378	}
2206		2379
		2380	=item $ref = $ob->ref
		2381
		2382	Creates and returns a persistent reference to an object that can be stored as a string.
		2383
		2384	=item $ob = cf::object::deref ($refstring)
		2385
		2386	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2387	even if the object actually exists. May block.
		2388
		2389	=cut
		2390
		2391	sub deref {
		2392	my ($ref) = @_;
		2393
		2394	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2395	my ($uuid, $name) = ($1, $2);
		2396	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2397	or return;
		2398	$pl->ob->uuid eq $uuid
		2399	or return;
		2400
		2401	$pl->ob
		2402	} else {
		2403	warn "$ref: cannot resolve object reference\n";
		2404	undef
		2405	}
		2406	}
		2407
2207	package cf;	2408	package cf;
2208		2409
2209	=back	2410	=back
2210		2411
2211	=head3 cf::object::player	2412	=head3 cf::object::player
…		…
2217	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2418	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	2419	can be C<undef>. Does the right thing when the player is currently in a
2219	dialogue with the given NPC character.	2420	dialogue with the given NPC character.
2220		2421
2221	=cut	2422	=cut
		2423
		2424	our $SAY_CHANNEL = {
		2425	id => "say",
		2426	title => "Map",
		2427	reply => "say ",
		2428	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",
		2429	};
		2430
		2431	our $CHAT_CHANNEL = {
		2432	id => "chat",
		2433	title => "Chat",
		2434	reply => "chat ",
		2435	tooltip => "Player chat and shouts, global to the server.",
		2436	};
2222		2437
2223	# rough implementation of a future "reply" method that works	2438	# rough implementation of a future "reply" method that works
2224	# with dialog boxes.	2439	# with dialog boxes.
2225	#TODO: the first argument must go, split into a $npc->reply_to ( method	2440	#TODO: the first argument must go, split into a $npc->reply_to ( method
2226	sub cf::object::player::reply($$$;$) {	2441	sub cf::object::player::reply($$$;$) {
…		…
2238	my $dialog = $pl->{npc_dialog};	2453	my $dialog = $pl->{npc_dialog};
2239	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2454	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2240		2455
2241	} else {	2456	} else {
2242	$msg = $npc->name . " says: $msg" if $npc;	2457	$msg = $npc->name . " says: $msg" if $npc;
2243	$self->message ($msg, $flags);	2458	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2244	}	2459	}
2245	}	2460	}
		2461	}
		2462
		2463	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2464
		2465	=cut
		2466
		2467	sub cf::object::send_msg {
		2468	my $pl = shift->contr
		2469	or return;
		2470	$pl->send_msg (@_);
2246	}	2471	}
2247		2472
2248	=item $player_object->may ("access")	2473	=item $player_object->may ("access")
2249		2474
2250	Returns wether the given player is authorized to access resource "access"	2475	Returns wether the given player is authorized to access resource "access"
…		…
2263		2488
2264	=item $player_object->enter_link	2489	=item $player_object->enter_link
2265		2490
2266	Freezes the player and moves him/her to a special map (C<{link}>).	2491	Freezes the player and moves him/her to a special map (C<{link}>).
2267		2492
2268	The player should be reasonably safe there for short amounts of time. You	2493	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.	2494	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2495	though, as the palyer cannot control the character while it is on the link
		2496	map.
2270		2497
2271	Will never block.	2498	Will never block.
2272		2499
2273	=item $player_object->leave_link ($map, $x, $y)	2500	=item $player_object->leave_link ($map, $x, $y)
2274		2501
…		…
2329	# use -1 or undef as default coordinates, not 0, 0	2556	# use -1 or undef as default coordinates, not 0, 0
2330	($x, $y) = ($map->enter_x, $map->enter_y)	2557	($x, $y) = ($map->enter_x, $map->enter_y)
2331	if $x <=0 && $y <= 0;	2558	if $x <=0 && $y <= 0;
2332		2559
2333	$map->load;	2560	$map->load;
2334	$map->load_diag;	2561	$map->load_neighbours;
2335		2562
2336	return unless $self->contr->active;	2563	return unless $self->contr->active;
		2564	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2337	$self->activate_recursive;	2565	$self->activate_recursive;
2338		2566
2339	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2567	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2340	$self->enter_map ($map, $x, $y);	2568	$self->enter_map ($map, $x, $y);
2341	}	2569	}
…		…
2346	her, loading and preparing them map, calling the provided $check callback	2574	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	2575	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	2576	the new (success) or old (failed) map position. In either case, $done will
2349	be called at the end of this process.	2577	be called at the end of this process.
2350		2578
		2579	Note that $check will be called with a potentially non-loaded map, so if
		2580	it needs a loaded map it has to call C<< ->load >>.
		2581
2351	=cut	2582	=cut
2352		2583
2353	our $GOTOGEN;	2584	our $GOTOGEN;
2354		2585
2355	sub cf::object::player::goto {	2586	sub cf::object::player::goto {
…		…
2359	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2590	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2360		2591
2361	$self->enter_link;	2592	$self->enter_link;
2362		2593
2363	(async {	2594	(async {
		2595	$Coro::current->{desc} = "player::goto $path $x $y";
		2596
		2597	# *tag paths override both path and x|y
		2598	if ($path =~ /^\*(.*)$/) {
		2599	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2600	my $ob = $obs[rand @obs];
		2601
		2602	# see if we actually can go there
		2603	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2604	$ob = $obs[rand @obs];
		2605	} else {
		2606	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2607	}
		2608	# else put us there anyways for now #d#
		2609
		2610	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2611	} else {
		2612	($path, $x, $y) = (undef, undef, undef);
		2613	}
		2614	}
		2615
2364	my $map = eval {	2616	my $map = eval {
2365	my $map = cf::map::find $path;	2617	my $map = defined $path ? cf::map::find $path : undef;
2366		2618
2367	if ($map) {	2619	if ($map) {
2368	$map = $map->customise_for ($self);	2620	$map = $map->customise_for ($self);
2369	$map = $check->($map) if $check && $map;	2621	$map = $check->($map) if $check && $map;
2370	} else {	2622	} else {
2371	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2623	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2372	}	2624	}
2373		2625
2374	$map	2626	$map
2375	};	2627	};
2376		2628
…		…
2412	}	2664	}
2413		2665
2414	sub prepare_random_map {	2666	sub prepare_random_map {
2415	my ($exit) = @_;	2667	my ($exit) = @_;
2416		2668
2417	my $guard = cf::lock_acquire "exit_prepare:$exit";
2418
2419	# all this does is basically replace the /! path by	2669	# all this does is basically replace the /! path by
2420	# a new random map path (?random/...) with a seed	2670	# a new random map path (?random/...) with a seed
2421	# that depends on the exit object	2671	# that depends on the exit object
2422		2672
2423	my $rmp = parse_random_map_params $exit->msg;	2673	my $rmp = parse_random_map_params $exit->msg;
…		…
2425	if ($exit->map) {	2675	if ($exit->map) {
2426	$rmp->{region} = $exit->region->name;	2676	$rmp->{region} = $exit->region->name;
2427	$rmp->{origin_map} = $exit->map->path;	2677	$rmp->{origin_map} = $exit->map->path;
2428	$rmp->{origin_x} = $exit->x;	2678	$rmp->{origin_x} = $exit->x;
2429	$rmp->{origin_y} = $exit->y;	2679	$rmp->{origin_y} = $exit->y;
		2680
		2681	$exit->map->touch;
2430	}	2682	}
2431		2683
2432	$rmp->{random_seed} ||= $exit->random_seed;	2684	$rmp->{random_seed} ||= $exit->random_seed;
2433		2685
2434	my $data = cf::to_json $rmp;	2686	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2435	my $md5 = Digest::MD5::md5_hex $data;	2687	my $md5 = Digest::MD5::md5_hex $data;
2436	my $meta = "$RANDOMDIR/$md5.meta";	2688	my $meta = "$RANDOMDIR/$md5.meta";
2437		2689
2438	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2690	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2439	aio_write $fh, 0, (length $data), $data, 0;	2691	aio_write $fh, 0, (length $data), $data, 0;
2440	undef $fh;	2692	undef $fh;
2441	aio_rename "$meta~", $meta;	2693	aio_rename "$meta~", $meta;
2442		2694
		2695	my $slaying = "?random/$md5";
		2696
		2697	if ($exit->valid) {
2443	$exit->slaying ("?random/$md5");	2698	$exit->slaying ("?random/$md5");
2444	$exit->msg (undef);	2699	$exit->msg (undef);
		2700	}
2445	}	2701	}
2446	}	2702	}
2447		2703
2448	sub cf::object::player::enter_exit {	2704	sub cf::object::player::enter_exit {
2449	my ($self, $exit) = @_;	2705	my ($self, $exit) = @_;
2450		2706
2451	return unless $self->type == cf::PLAYER;	2707	return unless $self->type == cf::PLAYER;
2452		2708
2453	if ($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;	2709	$self->enter_link;
2465		2710
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 {	2711	(async {
2471	$self->deactivate_recursive; # just to be sure	2712	$Coro::current->{desc} = "enter_exit";
		2713
2472	unless (eval {	2714	unless (eval {
		2715	$self->deactivate_recursive; # just to be sure
		2716
		2717	# random map handling
		2718	{
		2719	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2720
		2721	prepare_random_map $exit
		2722	if $exit->slaying eq "/!";
		2723	}
		2724
		2725	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2726	my $x = $exit->stats->hp;
		2727	my $y = $exit->stats->sp;
		2728
2473	$self->goto ($slaying, $hp, $sp);	2729	$self->goto ($map, $x, $y);
2474		2730
		2731	# if exit is damned, update players death & WoR home-position
		2732	$self->contr->savebed ($map, $x, $y)
		2733	if $exit->flag (cf::FLAG_DAMNED);
		2734
2475	1;	2735	1
2476	}) {	2736	}) {
2477	$self->message ("Something went wrong deep within the crossfire server. "	2737	$self->message ("Something went wrong deep within the deliantra server. "
2478	. "I'll try to bring you back to the map you were before. "	2738	. "I'll try to bring you back to the map you were before. "
2479	. "Please report this to the dungeon master!",	2739	. "Please report this to the dungeon master!",
2480	cf::NDI_UNIQUE | cf::NDI_RED);	2740	cf::NDI_UNIQUE | cf::NDI_RED);
2481		2741
2482	warn "ERROR in enter_exit: $@";	2742	warn "ERROR in enter_exit: $@";
…		…
2510	the message, with C<log> being the default. If C<$color> is negative, suppress	2770	the message, with C<log> being the default. If C<$color> is negative, suppress
2511	the message unless the client supports the msg packet.	2771	the message unless the client supports the msg packet.
2512		2772
2513	=cut	2773	=cut
2514		2774
		2775	# non-persistent channels (usually the info channel)
		2776	our %CHANNEL = (
		2777	"c/identify" => {
		2778	id => "infobox",
		2779	title => "Identify",
		2780	reply => undef,
		2781	tooltip => "Items recently identified",
		2782	},
		2783	"c/examine" => {
		2784	id => "infobox",
		2785	title => "Examine",
		2786	reply => undef,
		2787	tooltip => "Signs and other items you examined",
		2788	},
		2789	"c/book" => {
		2790	id => "infobox",
		2791	title => "Book",
		2792	reply => undef,
		2793	tooltip => "The contents of a note or book",
		2794	},
		2795	"c/lookat" => {
		2796	id => "infobox",
		2797	title => "Look",
		2798	reply => undef,
		2799	tooltip => "What you saw there",
		2800	},
		2801	"c/who" => {
		2802	id => "infobox",
		2803	title => "Players",
		2804	reply => undef,
		2805	tooltip => "Shows players who are currently online",
		2806	},
		2807	"c/body" => {
		2808	id => "infobox",
		2809	title => "Body Parts",
		2810	reply => undef,
		2811	tooltip => "Shows which body parts you posess and are available",
		2812	},
		2813	"c/skills" => {
		2814	id => "infobox",
		2815	title => "Skills",
		2816	reply => undef,
		2817	tooltip => "Shows your experience per skill and item power",
		2818	},
		2819	"c/uptime" => {
		2820	id => "infobox",
		2821	title => "Uptime",
		2822	reply => undef,
		2823	tooltip => "How long the server has been running since last restart",
		2824	},
		2825	"c/mapinfo" => {
		2826	id => "infobox",
		2827	title => "Map Info",
		2828	reply => undef,
		2829	tooltip => "Information related to the maps",
		2830	},
		2831	"c/party" => {
		2832	id => "party",
		2833	title => "Party",
		2834	reply => "gsay ",
		2835	tooltip => "Messages and chat related to your party",
		2836	},
		2837	);
		2838
2515	sub cf::client::send_msg {	2839	sub cf::client::send_msg {
2516	my ($self, $channel, $msg, $color, @extra) = @_;	2840	my ($self, $channel, $msg, $color, @extra) = @_;
2517		2841
2518	$msg = $self->pl->expand_cfpod ($msg);	2842	$msg = $self->pl->expand_cfpod ($msg)
		2843	unless $color & cf::NDI_VERBATIM;
2519		2844
2520	$color &= cf::NDI_CLIENT_MASK; # just in case...	2845	$color &= cf::NDI_CLIENT_MASK; # just in case...
2521		2846
		2847	# check predefined channels, for the benefit of C
		2848	if ($CHANNEL{$channel}) {
		2849	$channel = $CHANNEL{$channel};
		2850
		2851	$self->ext_msg (channel_info => $channel)
		2852	if $self->can_msg;
		2853
		2854	$channel = $channel->{id};
		2855
2522	if (ref $channel) {	2856	} elsif (ref $channel) {
2523	# send meta info to client, if not yet sent	2857	# send meta info to client, if not yet sent
2524	unless (exists $self->{channel}{$channel->{id}}) {	2858	unless (exists $self->{channel}{$channel->{id}}) {
2525	$self->{channel}{$channel->{id}} = $channel;	2859	$self->{channel}{$channel->{id}} = $channel;
2526	$self->ext_msg (channel_info => $channel);	2860	$self->ext_msg (channel_info => $channel)
		2861	if $self->can_msg;
2527	}	2862	}
2528		2863
2529	$channel = $channel->{id};	2864	$channel = $channel->{id};
2530	}	2865	}
2531		2866
…		…
2534	if ($self->can_msg) {	2869	if ($self->can_msg) {
2535	# default colour, mask it out	2870	# default colour, mask it out
2536	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2871	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2537	if $color & cf::NDI_DEF;	2872	if $color & cf::NDI_DEF;
2538		2873
2539	$self->send_packet ("msg " . $self->{json_coder}->encode (	2874	my $pkt = "msg "
		2875	. $self->{json_coder}->encode (
2540	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2876	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
		2877	);
		2878
		2879	# try lzf for large packets
		2880	$pkt = "lzf " . Compress::LZF::compress $pkt
		2881	if 1024 <= length $pkt and $self->{can_lzf};
		2882
		2883	# split very large packets
		2884	if (8192 < length $pkt and $self->{can_lzf}) {
		2885	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
		2886	$pkt = "frag";
		2887	}
		2888
		2889	$self->send_packet ($pkt);
2541	} else {	2890	} else {
2542	if ($color >= 0) {	2891	if ($color >= 0) {
2543	# replace some tags by gcfclient-compatible ones	2892	# replace some tags by gcfclient-compatible ones
2544	for ($msg) {	2893	for ($msg) {
2545	1 while	2894	1 while
…		…
2550	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;	2899	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2551	}	2900	}
2552		2901
2553	$color &= cf::NDI_COLOR_MASK;	2902	$color &= cf::NDI_COLOR_MASK;
2554		2903
		2904	utf8::encode $msg;
		2905
2555	if (0 && $msg =~ /\[/) {	2906	if (0 && $msg =~ /\[/) {
		2907	# COMMAND/INFO
2556	$self->send_packet ("drawextinfo $color 4 0 $msg")	2908	$self->send_packet ("drawextinfo $color 10 8 $msg")
2557	} else {	2909	} else {
2558	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;	2910	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2559	$self->send_packet ("drawinfo $color $msg")	2911	$self->send_packet ("drawinfo $color $msg")
2560	}	2912	}
2561	}	2913	}
…		…
2569	=cut	2921	=cut
2570		2922
2571	sub cf::client::ext_msg($$@) {	2923	sub cf::client::ext_msg($$@) {
2572	my ($self, $type, @msg) = @_;	2924	my ($self, $type, @msg) = @_;
2573		2925
2574	my $extcmd = $self->extcmd;
2575
2576	if ($extcmd == 2) {	2926	if ($self->extcmd == 2) {
2577	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	2927	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2578	} elsif ($extcmd == 1) { # TODO: remove	2928	} elsif ($self->extcmd == 1) { # TODO: remove
2579	push @msg, msgtype => "event_$type";	2929	push @msg, msgtype => "event_$type";
		2930	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2931	}
		2932	}
		2933
		2934	=item $client->ext_reply ($msgid, @msg)
		2935
		2936	Sends an ext reply to the client.
		2937
		2938	=cut
		2939
		2940	sub cf::client::ext_reply($$@) {
		2941	my ($self, $id, @msg) = @_;
		2942
		2943	if ($self->extcmd == 2) {
		2944	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		2945	} elsif ($self->extcmd == 1) {
		2946	#TODO: version 1, remove
		2947	unshift @msg, msgtype => "reply", msgid => $id;
2580	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	2948	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2581	}	2949	}
2582	}	2950	}
2583		2951
2584	=item $success = $client->query ($flags, "text", \&cb)	2952	=item $success = $client->query ($flags, "text", \&cb)
…		…
2646	my ($type, $reply, @payload) =	3014	my ($type, $reply, @payload) =
2647	"ARRAY" eq ref $msg	3015	"ARRAY" eq ref $msg
2648	? @$msg	3016	? @$msg
2649	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove	3017	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2650		3018
		3019	my @reply;
		3020
2651	if (my $cb = $EXTICMD{$type}) {	3021	if (my $cb = $EXTICMD{$type}) {
2652	my @reply = $cb->($ns, @payload);	3022	@reply = $cb->($ns, @payload);
2653
2654	$ns->ext_reply ($reply, @reply)
2655	if $reply;
2656	}	3023	}
		3024
		3025	$ns->ext_reply ($reply, @reply)
		3026	if $reply;
		3027
2657	} else {	3028	} else {
2658	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3029	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2659	}	3030	}
2660		3031
2661	cf::override;	3032	cf::override;
…		…
2708	our $safe = new Safe "safe";	3079	our $safe = new Safe "safe";
2709	our $safe_hole = new Safe::Hole;	3080	our $safe_hole = new Safe::Hole;
2710		3081
2711	$SIG{FPE} = 'IGNORE';	3082	$SIG{FPE} = 'IGNORE';
2712		3083
2713	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3084	$safe->permit_only (Opcode::opset qw(
		3085	:base_core :base_mem :base_orig :base_math
		3086	grepstart grepwhile mapstart mapwhile
		3087	sort time
		3088	));
2714		3089
2715	# here we export the classes and methods available to script code	3090	# here we export the classes and methods available to script code
2716		3091
2717	=pod	3092	=pod
2718		3093
2719	The following functions and methods are available within a safe environment:	3094	The following functions and methods are available within a safe environment:
2720		3095
2721	cf::object	3096	cf::object
2722	contr pay_amount pay_player map x y force_find force_add	3097	contr pay_amount pay_player map x y force_find force_add destroy
2723	insert remove	3098	insert remove name archname title slaying race decrease split
2724		3099
2725	cf::object::player	3100	cf::object::player
2726	player	3101	player
2727		3102
2728	cf::player	3103	cf::player
…		…
2733		3108
2734	=cut	3109	=cut
2735		3110
2736	for (	3111	for (
2737	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3112	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2738	insert remove)],	3113	insert remove inv nrof name archname title slaying race
		3114	decrease split destroy change_exp)],
2739	["cf::object::player" => qw(player)],	3115	["cf::object::player" => qw(player)],
2740	["cf::player" => qw(peaceful)],	3116	["cf::player" => qw(peaceful)],
2741	["cf::map" => qw(trigger)],	3117	["cf::map" => qw(trigger)],
2742	) {	3118	) {
2743	no strict 'refs';	3119	no strict 'refs';
…		…
2819	# the server's init and main functions	3195	# the server's init and main functions
2820		3196
2821	sub load_facedata($) {	3197	sub load_facedata($) {
2822	my ($path) = @_;	3198	my ($path) = @_;
2823		3199
		3200	# HACK to clear player env face cache, we need some signal framework
		3201	# for this (global event?)
		3202	%ext::player_env::MUSIC_FACE_CACHE = ();
		3203
		3204	my $enc = JSON::XS->new->utf8->canonical->relaxed;
		3205
2824	warn "loading facedata from $path\n";	3206	warn "loading facedata from $path\n";
2825		3207
2826	my $facedata;	3208	my $facedata;
2827	0 < aio_load $path, $facedata	3209	0 < aio_load $path, $facedata
2828	or die "$path: $!";	3210	or die "$path: $!";
…		…
2830	$facedata = Coro::Storable::thaw $facedata;	3212	$facedata = Coro::Storable::thaw $facedata;
2831		3213
2832	$facedata->{version} == 2	3214	$facedata->{version} == 2
2833	or cf::cleanup "$path: version mismatch, cannot proceed.";	3215	or cf::cleanup "$path: version mismatch, cannot proceed.";
2834		3216
		3217	# patch in the exptable
		3218	$facedata->{resource}{"res/exp_table"} = {
		3219	type => FT_RSRC,
		3220	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
		3221	};
		3222	cf::cede_to_tick;
		3223
2835	{	3224	{
2836	my $faces = $facedata->{faceinfo};	3225	my $faces = $facedata->{faceinfo};
2837		3226
2838	while (my ($face, $info) = each %$faces) {	3227	while (my ($face, $info) = each %$faces) {
2839	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3228	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3229
2840	cf::face::set_visibility $idx, $info->{visibility};	3230	cf::face::set_visibility $idx, $info->{visibility};
2841	cf::face::set_magicmap $idx, $info->{magicmap};	3231	cf::face::set_magicmap $idx, $info->{magicmap};
2842	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3232	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2843	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3233	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2844		3234
2845	cf::cede_to_tick;	3235	cf::cede_to_tick;
2846	}	3236	}
2847		3237
2848	while (my ($face, $info) = each %$faces) {	3238	while (my ($face, $info) = each %$faces) {
2849	next unless $info->{smooth};	3239	next unless $info->{smooth};
		3240
2850	my $idx = cf::face::find $face	3241	my $idx = cf::face::find $face
2851	or next;	3242	or next;
		3243
2852	if (my $smooth = cf::face::find $info->{smooth}) {	3244	if (my $smooth = cf::face::find $info->{smooth}) {
2853	cf::face::set_smooth $idx, $smooth;	3245	cf::face::set_smooth $idx, $smooth;
2854	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3246	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2855	} else {	3247	} else {
2856	warn "smooth face '$info->{smooth}' not found for face '$face'";	3248	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
2873		3265
2874	{	3266	{
2875	# TODO: for gcfclient pleasure, we should give resources	3267	# TODO: for gcfclient pleasure, we should give resources
2876	# that gcfclient doesn't grok a >10000 face index.	3268	# that gcfclient doesn't grok a >10000 face index.
2877	my $res = $facedata->{resource};	3269	my $res = $facedata->{resource};
2878	my $enc = JSON::XS->new->utf8->canonical;
2879
2880	my $soundconf = delete $res->{"res/sound.conf"};
2881		3270
2882	while (my ($name, $info) = each %$res) {	3271	while (my ($name, $info) = each %$res) {
2883	my $meta = $enc->encode ({	3272	if (defined $info->{type}) {
2884	name => $name,
2885	%{ $info->{meta} || {} },
2886	});
2887
2888	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3273	my $idx = (cf::face::find $name) || cf::face::alloc $name;
		3274	my $data;
2889		3275
2890	if ($info->{type} & 1) {	3276	if ($info->{type} & 1) {
2891	# prepend meta info	3277	# prepend meta info
2892		3278
		3279	my $meta = $enc->encode ({
		3280	name => $name,
		3281	%{ $info->{meta} || {} },
		3282	});
		3283
2893	my $data = pack "(w/a*)*", $meta, $info->{data};	3284	$data = pack "(w/a*)*", $meta, $info->{data};
2894	my $chk = Digest::MD5::md5 "$info->{chksum},$meta"; # mangle data checksum and metadata	3285	} else {
		3286	$data = $info->{data};
		3287	}
2895		3288
2896	cf::face::set_data $idx, 0, $data, $chk;	3289	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3290	cf::face::set_type $idx, $info->{type};
2897	} else {	3291	} else {
2898	cf::face::set_data $idx, 0, $info->{data}, $info->{chksum};	3292	$RESOURCE{$name} = $info;
2899	}	3293	}
2900		3294
2901	cf::face::set_type $idx, $info->{type};
2902
2903	cf::cede_to_tick;	3295	cf::cede_to_tick;
2904	}	3296	}
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	}	3297	}
		3298
		3299	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
2922		3300
2923	1	3301	1
2924	}	3302	}
		3303
		3304	cf::global->attach (on_resource_update => sub {
		3305	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3306	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3307
		3308	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3309	my $sound = $soundconf->{compat}[$_]
		3310	or next;
		3311
		3312	my $face = cf::face::find "sound/$sound->[1]";
		3313	cf::sound::set $sound->[0] => $face;
		3314	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3315	}
		3316
		3317	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3318	my $face = cf::face::find "sound/$v";
		3319	cf::sound::set $k => $face;
		3320	}
		3321	}
		3322	});
2925		3323
2926	register_exticmd fx_want => sub {	3324	register_exticmd fx_want => sub {
2927	my ($ns, $want) = @_;	3325	my ($ns, $want) = @_;
2928		3326
2929	while (my ($k, $v) = each %$want) {	3327	while (my ($k, $v) = each %$want) {
2930	$ns->fx_want ($k, $v);	3328	$ns->fx_want ($k, $v);
2931	}	3329	}
2932	};	3330	};
2933		3331
		3332	sub load_resource_file($) {
		3333	my $guard = lock_acquire "load_resource_file";
		3334
		3335	my $status = load_resource_file_ $_[0];
		3336	get_slot 0.1, 100;
		3337	cf::arch::commit_load;
		3338
		3339	$status
		3340	}
		3341
2934	sub reload_regions {	3342	sub reload_regions {
		3343	# HACK to clear player env face cache, we need some signal framework
		3344	# for this (global event?)
		3345	%ext::player_env::MUSIC_FACE_CACHE = ();
		3346
2935	load_resource_file "$MAPDIR/regions"	3347	load_resource_file "$MAPDIR/regions"
2936	or die "unable to load regions file\n";	3348	or die "unable to load regions file\n";
2937		3349
2938	for (cf::region::list) {	3350	for (cf::region::list) {
2939	$_->{match} = qr/$_->{match}/	3351	$_->{match} = qr/$_->{match}/
…		…
2947	}	3359	}
2948		3360
2949	sub reload_archetypes {	3361	sub reload_archetypes {
2950	load_resource_file "$DATADIR/archetypes"	3362	load_resource_file "$DATADIR/archetypes"
2951	or die "unable to load archetypes\n";	3363	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	}	3364	}
2958		3365
2959	sub reload_treasures {	3366	sub reload_treasures {
2960	load_resource_file "$DATADIR/treasures"	3367	load_resource_file "$DATADIR/treasures"
2961	or die "unable to load treasurelists\n";	3368	or die "unable to load treasurelists\n";
2962	}	3369	}
2963		3370
2964	sub reload_resources {	3371	sub reload_resources {
2965	warn "reloading resource files...\n";	3372	warn "reloading resource files...\n";
2966		3373
		3374	reload_facedata;
		3375	reload_archetypes;
2967	reload_regions;	3376	reload_regions;
2968	reload_facedata;
2969	#reload_archetypes;#d#
2970	reload_archetypes;
2971	reload_treasures;	3377	reload_treasures;
2972		3378
2973	warn "finished reloading resource files\n";	3379	warn "finished reloading resource files\n";
2974	}	3380	}
2975		3381
2976	sub init {	3382	sub reload_config {
2977	reload_resources;
2978	}
2979
2980	sub cfg_load {
2981	open my $fh, "<:utf8", "$CONFDIR/config"	3383	open my $fh, "<:utf8", "$CONFDIR/config"
2982	or return;	3384	or return;
2983		3385
2984	local $/;	3386	local $/;
2985	*CFG = YAML::Syck::Load <$fh>;	3387	*CFG = YAML::Load <$fh>;
2986		3388
2987	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3389	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
2988		3390
2989	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3391	$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};	3392	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
2996	};	3398	};
2997	warn $@ if $@;	3399	warn $@ if $@;
2998	}	3400	}
2999	}	3401	}
3000		3402
		3403	sub pidfile() {
		3404	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3405	or die "$PIDFILE: $!";
		3406	flock $fh, &Fcntl::LOCK_EX
		3407	or die "$PIDFILE: flock: $!";
		3408	$fh
		3409	}
		3410
		3411	# make sure only one server instance is running at any one time
		3412	sub atomic {
		3413	my $fh = pidfile;
		3414
		3415	my $pid = <$fh>;
		3416	kill 9, $pid if $pid > 0;
		3417
		3418	seek $fh, 0, 0;
		3419	print $fh $$;
		3420	}
		3421
3001	sub main {	3422	sub main {
		3423	cf::init_globals; # initialise logging
		3424
		3425	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3426	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3427	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3428	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3429
		3430	cf::init_experience;
		3431	cf::init_anim;
		3432	cf::init_attackmess;
		3433	cf::init_dynamic;
		3434	cf::init_block;
		3435
		3436	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3437
3002	# we must not ever block the main coroutine	3438	# we must not ever block the main coroutine
3003	local $Coro::idle = sub {	3439	local $Coro::idle = sub {
3004	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3440	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3005	(async {	3441	(async {
3006	Event::one_event;	3442	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3443	EV::loop EV::LOOP_ONESHOT;
3007	})->prio (Coro::PRIO_MAX);	3444	})->prio (Coro::PRIO_MAX);
3008	};	3445	};
3009		3446
3010	cfg_load;	3447	evthread_start IO::AIO::poll_fileno;
		3448
		3449	cf::sync_job {
		3450	reload_resources;
		3451	reload_config;
3011	db_init;	3452	db_init;
		3453
		3454	cf::load_settings;
		3455	cf::load_materials;
		3456	cf::init_uuid;
		3457	cf::init_signals;
		3458	cf::init_commands;
		3459	cf::init_skills;
		3460
		3461	cf::init_beforeplay;
		3462
		3463	atomic;
		3464
3012	load_extensions;	3465	load_extensions;
3013		3466
3014	$TICK_WATCHER->start;	3467	utime time, time, $RUNTIMEFILE;
		3468
		3469	# no (long-running) fork's whatsoever before this point(!)
		3470	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3471
		3472	(pop @POST_INIT)->(0) while @POST_INIT;
		3473	};
		3474
3015	Event::loop;	3475	EV::loop;
3016	}	3476	}
3017		3477
3018	#############################################################################	3478	#############################################################################
3019	# initialisation and cleanup	3479	# initialisation and cleanup
3020		3480
3021	# install some emergency cleanup handlers	3481	# install some emergency cleanup handlers
3022	BEGIN {	3482	BEGIN {
		3483	our %SIGWATCHER = ();
3023	for my $signal (qw(INT HUP TERM)) {	3484	for my $signal (qw(INT HUP TERM)) {
3024	Event->signal (	3485	$SIGWATCHER{$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";	3486	cf::cleanup "SIG$signal";
3031	},
3032	);	3487	};
3033	}	3488	}
3034	}	3489	}
3035		3490
3036	sub write_runtime {	3491	sub write_runtime_sync {
3037	my $runtime = "$LOCALDIR/runtime";
3038
3039	# first touch the runtime file to show we are still running:	3492	# first touch the runtime file to show we are still running:
3040	# the fsync below can take a very very long time.	3493	# the fsync below can take a very very long time.
3041		3494
3042	IO::AIO::aio_utime $runtime, undef, undef;	3495	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3043		3496
3044	my $guard = cf::lock_acquire "write_runtime";	3497	my $guard = cf::lock_acquire "write_runtime";
3045		3498
3046	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3499	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3047	or return;	3500	or return;
3048		3501
3049	my $value = $cf::RUNTIME + 90 + 10;	3502	my $value = $cf::RUNTIME + 90 + 10;
3050	# 10 is the runtime save interval, for a monotonic clock	3503	# 10 is the runtime save interval, for a monotonic clock
3051	# 60 allows for the watchdog to kill the server.	3504	# 60 allows for the watchdog to kill the server.
…		…
3061	aio_utime $fh, undef, undef;	3514	aio_utime $fh, undef, undef;
3062		3515
3063	close $fh	3516	close $fh
3064	or return;	3517	or return;
3065		3518
3066	aio_rename "$runtime~", $runtime	3519	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3067	and return;	3520	and return;
3068		3521
3069	warn "runtime file written.\n";	3522	warn "runtime file written.\n";
3070		3523
3071	1	3524	1
		3525	}
		3526
		3527	our $uuid_lock;
		3528	our $uuid_skip;
		3529
		3530	sub write_uuid_sync($) {
		3531	$uuid_skip ||= $_[0];
		3532
		3533	return if $uuid_lock;
		3534	local $uuid_lock = 1;
		3535
		3536	my $uuid = "$LOCALDIR/uuid";
		3537
		3538	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3539	or return;
		3540
		3541	my $value = uuid_seq uuid_cur;
		3542
		3543	unless ($value) {
		3544	warn "cowardly refusing to write zero uuid value!\n";
		3545	return;
		3546	}
		3547
		3548	my $value = uuid_str $value + $uuid_skip;
		3549	$uuid_skip = 0;
		3550
		3551	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3552	and return;
		3553
		3554	# always fsync - this file is important
		3555	aio_fsync $fh
		3556	and return;
		3557
		3558	close $fh
		3559	or return;
		3560
		3561	aio_rename "$uuid~", $uuid
		3562	and return;
		3563
		3564	warn "uuid file written ($value).\n";
		3565
		3566	1
		3567
		3568	}
		3569
		3570	sub write_uuid($$) {
		3571	my ($skip, $sync) = @_;
		3572
		3573	$sync ? write_uuid_sync $skip
		3574	: async { write_uuid_sync $skip };
3072	}	3575	}
3073		3576
3074	sub emergency_save() {	3577	sub emergency_save() {
3075	my $freeze_guard = cf::freeze_mainloop;	3578	my $freeze_guard = cf::freeze_mainloop;
3076		3579
3077	warn "enter emergency perl save\n";	3580	warn "emergency_perl_save: enter\n";
3078		3581
3079	cf::sync_job {	3582	cf::sync_job {
		3583	# this is a trade-off: we want to be very quick here, so
		3584	# save all maps without fsync, and later call a global sync
		3585	# (which in turn might be very very slow)
		3586	local $USE_FSYNC = 0;
		3587
3080	# use a peculiar iteration method to avoid tripping on perl	3588	# use a peculiar iteration method to avoid tripping on perl
3081	# refcount bugs in for. also avoids problems with players	3589	# refcount bugs in for. also avoids problems with players
3082	# and maps saved/destroyed asynchronously.	3590	# and maps saved/destroyed asynchronously.
3083	warn "begin emergency player save\n";	3591	warn "emergency_perl_save: begin player save\n";
3084	for my $login (keys %cf::PLAYER) {	3592	for my $login (keys %cf::PLAYER) {
3085	my $pl = $cf::PLAYER{$login} or next;	3593	my $pl = $cf::PLAYER{$login} or next;
3086	$pl->valid or next;	3594	$pl->valid or next;
		3595	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3087	$pl->save;	3596	$pl->save;
3088	}	3597	}
3089	warn "end emergency player save\n";	3598	warn "emergency_perl_save: end player save\n";
3090		3599
3091	warn "begin emergency map save\n";	3600	warn "emergency_perl_save: begin map save\n";
3092	for my $path (keys %cf::MAP) {	3601	for my $path (keys %cf::MAP) {
3093	my $map = $cf::MAP{$path} or next;	3602	my $map = $cf::MAP{$path} or next;
3094	$map->valid or next;	3603	$map->valid or next;
3095	$map->save;	3604	$map->save;
3096	}	3605	}
3097	warn "end emergency map save\n";	3606	warn "emergency_perl_save: end map save\n";
3098		3607
3099	warn "begin emergency database checkpoint\n";	3608	warn "emergency_perl_save: begin database checkpoint\n";
3100	BDB::db_env_txn_checkpoint $DB_ENV;	3609	BDB::db_env_txn_checkpoint $DB_ENV;
3101	warn "end emergency database checkpoint\n";	3610	warn "emergency_perl_save: end database checkpoint\n";
		3611
		3612	warn "emergency_perl_save: begin write uuid\n";
		3613	write_uuid_sync 1;
		3614	warn "emergency_perl_save: end write uuid\n";
3102	};	3615	};
3103		3616
		3617	warn "emergency_perl_save: starting sync()\n";
		3618	IO::AIO::aio_sync sub {
		3619	warn "emergency_perl_save: finished sync()\n";
		3620	};
		3621
3104	warn "leave emergency perl save\n";	3622	warn "emergency_perl_save: leave\n";
3105	}	3623	}
3106		3624
3107	sub post_cleanup {	3625	sub post_cleanup {
3108	my ($make_core) = @_;	3626	my ($make_core) = @_;
3109		3627
3110	warn Carp::longmess "post_cleanup backtrace"	3628	warn Carp::longmess "post_cleanup backtrace"
3111	if $make_core;	3629	if $make_core;
		3630
		3631	my $fh = pidfile;
		3632	unlink $PIDFILE if <$fh> == $$;
		3633	}
		3634
		3635	# a safer delete_package, copied from Symbol
		3636	sub clear_package($) {
		3637	my $pkg = shift;
		3638
		3639	# expand to full symbol table name if needed
		3640	unless ($pkg =~ /^main::.*::$/) {
		3641	$pkg = "main$pkg" if $pkg =~ /^::/;
		3642	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3643	$pkg .= '::' unless $pkg =~ /::$/;
		3644	}
		3645
		3646	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3647	my $stem_symtab = *{$stem}{HASH};
		3648
		3649	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3650	or return;
		3651
		3652	# clear all symbols
		3653	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3654	for my $name (keys %$leaf_symtab) {
		3655	_gv_clear *{"$pkg$name"};
		3656	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3657	}
		3658	warn "cleared package $pkg\n";#d#
3112	}	3659	}
3113		3660
3114	sub do_reload_perl() {	3661	sub do_reload_perl() {
3115	# can/must only be called in main	3662	# can/must only be called in main
3116	if ($Coro::current != $Coro::main) {	3663	if ($Coro::current != $Coro::main) {
3117	warn "can only reload from main coroutine";	3664	warn "can only reload from main coroutine";
3118	return;	3665	return;
3119	}	3666	}
3120		3667
		3668	return if $RELOAD++;
		3669
		3670	my $t1 = EV::time;
		3671
		3672	while ($RELOAD) {
3121	warn "reloading...";	3673	warn "reloading...";
3122		3674
3123	warn "entering sync_job";	3675	warn "entering sync_job";
3124		3676
3125	cf::sync_job {	3677	cf::sync_job {
3126	cf::write_runtime; # external watchdog should not bark	3678	cf::write_runtime_sync; # external watchdog should not bark
3127	cf::emergency_save;	3679	cf::emergency_save;
3128	cf::write_runtime; # external watchdog should not bark	3680	cf::write_runtime_sync; # external watchdog should not bark
3129		3681
3130	warn "syncing database to disk";	3682	warn "syncing database to disk";
3131	BDB::db_env_txn_checkpoint $DB_ENV;	3683	BDB::db_env_txn_checkpoint $DB_ENV;
3132		3684
3133	# if anything goes wrong in here, we should simply crash as we already saved	3685	# if anything goes wrong in here, we should simply crash as we already saved
3134		3686
3135	warn "cancelling all WF_AUTOCANCEL watchers";
3136	for (Event::all_watchers) {
3137	$_->cancel if $_->data & WF_AUTOCANCEL;
3138	}
3139
3140	warn "flushing outstanding aio requests";	3687	warn "flushing outstanding aio requests";
3141	for (;;) {
3142	BDB::flush;
3143	IO::AIO::flush;
3144	Coro::cede;
3145	last unless IO::AIO::nreqs || BDB::nreqs;	3688	while (IO::AIO::nreqs || BDB::nreqs) {
3146	warn "iterate...";	3689	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3147	}
3148
3149	++$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	}	3690	}
3172		3691
3173	warn "... nuking $pkg";	3692	warn "cancelling all extension coros";
3174	Symbol::delete_package $pkg;	3693	$_->cancel for values %EXT_CORO;
3175	}	3694	%EXT_CORO = ();
3176		3695
3177	warn "unloading all perl modules loaded from $LIBDIR";	3696	warn "removing commands";
3178	while (my ($k, $v) = each %INC) {	3697	%COMMAND = ();
3179	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3180		3698
		3699	warn "removing ext/exti commands";
		3700	%EXTCMD = ();
		3701	%EXTICMD = ();
		3702
		3703	warn "unloading/nuking all extensions";
		3704	for my $pkg (@EXTS) {
3181	warn "... unloading $k";	3705	warn "... unloading $pkg";
3182	delete $INC{$k};
3183		3706
3184	$k =~ s/\.pm$//;
3185	$k =~ s/\//::/g;
3186
3187	if (my $cb = $k->can ("unload_module")) {	3707	if (my $cb = $pkg->can ("unload")) {
		3708	eval {
3188	$cb->();	3709	$cb->($pkg);
		3710	1
		3711	} or warn "$pkg unloaded, but with errors: $@";
		3712	}
		3713
		3714	warn "... clearing $pkg";
		3715	clear_package $pkg;
3189	}	3716	}
3190		3717
3191	Symbol::delete_package $k;	3718	warn "unloading all perl modules loaded from $LIBDIR";
		3719	while (my ($k, $v) = each %INC) {
		3720	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3721
		3722	warn "... unloading $k";
		3723	delete $INC{$k};
		3724
		3725	$k =~ s/\.pm$//;
		3726	$k =~ s/\//::/g;
		3727
		3728	if (my $cb = $k->can ("unload_module")) {
		3729	$cb->();
		3730	}
		3731
		3732	clear_package $k;
3192	}	3733	}
3193		3734
3194	warn "getting rid of safe::, as good as possible";	3735	warn "getting rid of safe::, as good as possible";
3195	Symbol::delete_package "safe::$_"	3736	clear_package "safe::$_"
3196	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3737	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3197		3738
3198	warn "unloading cf.pm \"a bit\"";	3739	warn "unloading cf.pm \"a bit\"";
3199	delete $INC{"cf.pm"};	3740	delete $INC{"cf.pm"};
3200	delete $INC{"cf/pod.pm"};	3741	delete $INC{"cf/pod.pm"};
3201		3742
3202	# don't, removes xs symbols, too,	3743	# don't, removes xs symbols, too,
3203	# and global variables created in xs	3744	# and global variables created in xs
3204	#Symbol::delete_package __PACKAGE__;	3745	#clear_package __PACKAGE__;
3205		3746
3206	warn "unload completed, starting to reload now";	3747	warn "unload completed, starting to reload now";
3207		3748
3208	warn "reloading cf.pm";	3749	warn "reloading cf.pm";
3209	require cf;	3750	require cf;
3210	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3751	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3211		3752
3212	warn "loading config and database again";	3753	warn "loading config and database again";
3213	cf::cfg_load;	3754	cf::reload_config;
3214		3755
3215	warn "loading extensions";	3756	warn "loading extensions";
3216	cf::load_extensions;	3757	cf::load_extensions;
3217		3758
		3759	if ($REATTACH_ON_RELOAD) {
3218	warn "reattaching attachments to objects/players";	3760	warn "reattaching attachments to objects/players";
3219	_global_reattach; # objects, sockets	3761	_global_reattach; # objects, sockets
3220	warn "reattaching attachments to maps";	3762	warn "reattaching attachments to maps";
3221	reattach $_ for values %MAP;	3763	reattach $_ for values %MAP;
3222	warn "reattaching attachments to players";	3764	warn "reattaching attachments to players";
3223	reattach $_ for values %PLAYER;	3765	reattach $_ for values %PLAYER;
		3766	}
3224		3767
		3768	warn "running post_init jobs";
		3769	(pop @POST_INIT)->(1) while @POST_INIT;
		3770
3225	warn "leaving sync_job";	3771	warn "leaving sync_job";
3226		3772
3227	1	3773	1
3228	} or do {	3774	} or do {
3229	warn $@;	3775	warn $@;
3230	warn "error while reloading, exiting.";	3776	cf::cleanup "error while reloading, exiting.";
3231	exit 1;
3232	};	3777	};
3233		3778
3234	warn "reloaded";	3779	warn "reloaded";
		3780	--$RELOAD;
		3781	}
		3782
		3783	$t1 = EV::time - $t1;
		3784	warn "reload completed in ${t1}s\n";
3235	};	3785	};
3236		3786
3237	our $RELOAD_WATCHER; # used only during reload	3787	our $RELOAD_WATCHER; # used only during reload
3238		3788
3239	sub reload_perl() {	3789	sub reload_perl() {
3240	# doing reload synchronously and two reloads happen back-to-back,	3790	# doing reload synchronously and two reloads happen back-to-back,
3241	# coro crashes during coro_state_free->destroy here.	3791	# coro crashes during coro_state_free->destroy here.
3242		3792
3243	$RELOAD_WATCHER ||= Event->timer (	3793	$RELOAD_WATCHER ||= cf::async {
3244	reentrant => 0,	3794	Coro::AIO::aio_wait cache_extensions;
3245	after => 0,	3795
3246	data => WF_AUTOCANCEL,	3796	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
3247	cb => sub {
3248	do_reload_perl;	3797	do_reload_perl;
3249	undef $RELOAD_WATCHER;	3798	undef $RELOAD_WATCHER;
3250	},	3799	};
3251	);	3800	};
3252	}	3801	}
3253		3802
3254	register_command "reload" => sub {	3803	register_command "reload" => sub {
3255	my ($who, $arg) = @_;	3804	my ($who, $arg) = @_;
3256		3805
3257	if ($who->flag (FLAG_WIZ)) {	3806	if ($who->flag (FLAG_WIZ)) {
3258	$who->message ("reloading server.");	3807	$who->message ("reloading server.");
		3808	async {
		3809	$Coro::current->{desc} = "perl_reload";
3259	async { reload_perl };	3810	reload_perl;
		3811	};
3260	}	3812	}
3261	};	3813	};
3262		3814
3263	unshift @INC, $LIBDIR;	3815	unshift @INC, $LIBDIR;
3264		3816
…		…
3266		3818
3267	our @WAIT_FOR_TICK;	3819	our @WAIT_FOR_TICK;
3268	our @WAIT_FOR_TICK_BEGIN;	3820	our @WAIT_FOR_TICK_BEGIN;
3269		3821
3270	sub wait_for_tick {	3822	sub wait_for_tick {
3271	return unless $TICK_WATCHER->is_active;
3272	return if $Coro::current == $Coro::main;	3823	return if tick_inhibit || $Coro::current == $Coro::main;
3273		3824
3274	my $signal = new Coro::Signal;	3825	my $signal = new Coro::Signal;
3275	push @WAIT_FOR_TICK, $signal;	3826	push @WAIT_FOR_TICK, $signal;
3276	$signal->wait;	3827	$signal->wait;
3277	}	3828	}
3278		3829
3279	sub wait_for_tick_begin {	3830	sub wait_for_tick_begin {
3280	return unless $TICK_WATCHER->is_active;
3281	return if $Coro::current == $Coro::main;	3831	return if tick_inhibit || $Coro::current == $Coro::main;
3282		3832
3283	my $signal = new Coro::Signal;	3833	my $signal = new Coro::Signal;
3284	push @WAIT_FOR_TICK_BEGIN, $signal;	3834	push @WAIT_FOR_TICK_BEGIN, $signal;
3285	$signal->wait;	3835	$signal->wait;
3286	}	3836	}
3287		3837
3288	my $min = 1e6;#d#	3838	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 != $Coro::main) {	3839	if ($Coro::current != $Coro::main) {
3298	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3840	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3299	unless ++$bug_warning > 10;	3841	unless ++$bug_warning > 10;
3300	return;	3842	return;
3301	}	3843	}
3302		3844
3303	$NOW = $tick_start = Event::time;
3304
3305	cf::server_tick; # one server iteration	3845	cf::server_tick; # one server iteration
3306		3846
3307	0 && sync_job {#d#	3847	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3308	for(1..10) {	3848	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3309	my $t = Event::time;	3849	Coro::async_pool {
3310	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3850	$Coro::current->{desc} = "runtime saver";
3311	or die;	3851	write_runtime_sync
3312		3852	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	};	3853	};
		3854	}
3329		3855
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) {	3856	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3345	$sig->send;	3857	$sig->send;
3346	}	3858	}
3347	while (my $sig = shift @WAIT_FOR_TICK) {	3859	while (my $sig = shift @WAIT_FOR_TICK) {
3348	$sig->send;	3860	$sig->send;
3349	}	3861	}
3350		3862
3351	$NOW = Event::time;	3863	$LOAD = ($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;	3864	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3361		3865
3362	_post_tick;	3866	if (0) {
3363		3867	if ($NEXT_TICK) {
3364		3868	my $jitter = $TICK_START - $NEXT_TICK;
		3869	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3870	warn "jitter $JITTER\n";#d#
		3871	}
3365	},	3872	}
3366	);	3873	}
3367		3874
3368	{	3875	{
3369	BDB::max_poll_time $TICK * 0.1;	3876	# configure BDB
3370	$BDB_POLL_WATCHER = Event->io (	3877
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;	3878	BDB::min_parallel 8;
3379		3879	BDB::max_poll_reqs $TICK * 0.1;
3380	BDB::set_sync_prepare {	3880	$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	$! = $status;
3391	},
3392	)
3393	};
3394		3881
3395	unless ($DB_ENV) {	3882	unless ($DB_ENV) {
3396	$DB_ENV = BDB::db_env_create;	3883	$DB_ENV = BDB::db_env_create;
		3884	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		3885	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3886	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		3887	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3888	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3397		3889
3398	cf::sync_job {	3890	cf::sync_job {
3399	eval {	3891	eval {
3400	BDB::db_env_open	3892	BDB::db_env_open
3401	$DB_ENV,	3893	$DB_ENV,
…		…
3403	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3895	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3404	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3896	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3405	0666;	3897	0666;
3406		3898
3407	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3899	cf::cleanup "db_env_open($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	};	3900	};
3412		3901
3413	cf::cleanup "db_env_open(db): $@" if $@;	3902	cf::cleanup "db_env_open(db): $@" if $@;
3414	};	3903	};
3415	}	3904	}
		3905
		3906	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3907	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3908	};
		3909	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3910	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3911	};
		3912	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		3913	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3914	};
3416	}	3915	}
3417		3916
3418	{	3917	{
		3918	# configure IO::AIO
		3919
3419	IO::AIO::min_parallel 8;	3920	IO::AIO::min_parallel 8;
3420
3421	undef $Coro::AIO::WATCHER;
3422	IO::AIO::max_poll_time $TICK * 0.1;	3921	IO::AIO::max_poll_time $TICK * 0.1;
3423	$AIO_POLL_WATCHER = Event->io (	3922	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	}	3923	}
3432		3924
3433	my $_log_backtrace;	3925	my $_log_backtrace;
3434		3926
3435	sub _log_backtrace {	3927	sub _log_backtrace {
…		…
3438	$msg =~ s/\n//;	3930	$msg =~ s/\n//;
3439		3931
3440	# limit the # of concurrent backtraces	3932	# limit the # of concurrent backtraces
3441	if ($_log_backtrace < 2) {	3933	if ($_log_backtrace < 2) {
3442	++$_log_backtrace;	3934	++$_log_backtrace;
		3935	my $perl_bt = Carp::longmess $msg;
3443	async {	3936	async {
		3937	$Coro::current->{desc} = "abt $msg";
		3938
3444	my @bt = fork_call {	3939	my @bt = fork_call {
3445	@addr = map { sprintf "%x", $_ } @addr;	3940	@addr = map { sprintf "%x", $_ } @addr;
3446	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3941	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3447	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3942	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3448	or die "addr2line: $!";	3943	or die "addr2line: $!";
…		…
3456	}	3951	}
3457		3952
3458	@funcs	3953	@funcs
3459	};	3954	};
3460		3955
3461	LOG llevInfo, "[ABT] $msg\n";	3956	LOG llevInfo, "[ABT] $perl_bt\n";
		3957	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3462	LOG llevInfo, "[ABT] $_\n" for @bt;	3958	LOG llevInfo, "[ABT] $_\n" for @bt;
3463	--$_log_backtrace;	3959	--$_log_backtrace;
3464	};	3960	};
3465	} else {	3961	} else {
3466	LOG llevInfo, "[ABT] $msg\n";	3962	LOG llevInfo, "[ABT] $msg\n";

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