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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.371 by root, Thu Sep 13 16:16:01 2007 UTC vs.
Revision 1.500 by root, Sat Jan 16 00:08:33 2010 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 it under
		7	# the terms of the Affero GNU General Public License as published by the
		8	# Free Software Foundation, either version 3 of the License, or (at your
		9	# 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 Affero GNU General Public License
		17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
		19	#
		20	# The authors can be reached via e-mail to <support@deliantra.net>
		21	#
		22
1	package cf;	23	package cf;
2		24
		25	use 5.10.0;
3	use utf8;	26	use utf8;
4	use strict;	27	use strict qw(vars subs);
5		28
6	use Symbol;	29	use Symbol;
7	use List::Util;	30	use List::Util;
8	use Socket;	31	use Socket;
9	use Storable;	32	use EV;
10	use Event;
11	use Opcode;	33	use Opcode;
12	use Safe;	34	use Safe;
13	use Safe::Hole;	35	use Safe::Hole;
		36	use Storable ();
		37	use Carp ();
14		38
		39	use Guard ();
15	use Coro 3.64 ();	40	use Coro ();
16	use Coro::State;	41	use Coro::State;
17	use Coro::Handle;	42	use Coro::Handle;
		43	use Coro::EV;
18	use Coro::Event;	44	use Coro::AnyEvent;
19	use Coro::Timer;	45	use Coro::Timer;
20	use Coro::Signal;	46	use Coro::Signal;
21	use Coro::Semaphore;	47	use Coro::Semaphore;
		48	use Coro::SemaphoreSet;
		49	use Coro::AnyEvent;
22	use Coro::AIO;	50	use Coro::AIO;
		51	use Coro::BDB 1.6;
23	use Coro::Storable;	52	use Coro::Storable;
24	use Coro::Util ();	53	use Coro::Util ();
25		54
26	use JSON::XS ();	55	use JSON::XS 2.01 ();
27	use BDB ();	56	use BDB ();
28	use Data::Dumper;	57	use Data::Dumper;
29	use Digest::MD5;
30	use Fcntl;	58	use Fcntl;
31	use YAML::Syck ();	59	use YAML::XS ();
32	use IO::AIO 2.32 ();	60	use IO::AIO ();
33	use Time::HiRes;	61	use Time::HiRes;
34	use Compress::LZF;	62	use Compress::LZF;
35	use Digest::MD5 ();	63	use Digest::MD5 ();
		64
		65	AnyEvent::detect;
36		66
37	# configure various modules to our taste	67	# configure various modules to our taste
38	#	68	#
39	$Storable::canonical = 1; # reduce rsync transfers	69	$Storable::canonical = 1; # reduce rsync transfers
40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	70	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		71
		72	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		73
		74	# make sure c-lzf reinitialises itself
		75	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
41	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	76	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42		77
43	$Event::Eval = 1; # no idea why this is required, but it is	78	# strictly for debugging
44		79	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
45	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
46	$YAML::Syck::ImplicitUnicode = 1;
47
48	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
49		80
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	81	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
51		82
52	our %COMMAND = ();	83	our %COMMAND = ();
53	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
…		…
56	our %EXTCMD = ();	87	our %EXTCMD = ();
57	our %EXTICMD = ();	88	our %EXTICMD = ();
58	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
59	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
60		91
61	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
62	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
63		96
64	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
65	our $DATADIR = datadir;	98	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	99	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	100	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	101	our $MAPDIR = "$DATADIR/" . mapdir;
69	our $LOCALDIR = localdir;	102	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	103	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	104	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	105	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	106	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	107	our $BDBDIR = "$LOCALDIR/db";
		108	our $PIDFILE = "$LOCALDIR/pid";
		109	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		110
		111	our %RESOURCE;
75		112
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	113	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
77	our $TICK_WATCHER;
78	our $AIO_POLL_WATCHER;
79	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	114	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	115	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	116	our $USE_FSYNC = 1; # use fsync to write maps - default on
83		117
84	our $BDB_POLL_WATCHER;
85	our $BDB_DEADLOCK_WATCHER;	118	our $BDB_DEADLOCK_WATCHER;
86	our $BDB_CHECKPOINT_WATCHER;	119	our $BDB_CHECKPOINT_WATCHER;
87	our $BDB_TRICKLE_WATCHER;	120	our $BDB_TRICKLE_WATCHER;
88	our $DB_ENV;	121	our $DB_ENV;
89		122
		123	our @EXTRA_MODULES = qw(pod match mapscript);
		124
90	our %CFG;	125	our %CFG;
91		126
92	our $UPTIME; $UPTIME ||= time;	127	our $UPTIME; $UPTIME ||= time;
93	our $RUNTIME;	128	our $RUNTIME;
		129	our $NOW;
94		130
95	our (%PLAYER, %PLAYER_LOADING); # all users	131	our (%PLAYER, %PLAYER_LOADING); # all users
96	our (%MAP, %MAP_LOADING ); # all maps	132	our (%MAP, %MAP_LOADING ); # all maps
97	our $LINK_MAP; # the special {link} map, which is always available	133	our $LINK_MAP; # the special {link} map, which is always available
98		134
99	# used to convert map paths into valid unix filenames by replacing / by ∕	135	# used to convert map paths into valid unix filenames by replacing / by ∕
100	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	136	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
101		137
102	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	138	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
103	our $LOADAVG; # same thing, but with alpha-smoothing	139	our $LOADAVG; # same thing, but with alpha-smoothing
		140	our $JITTER; # average jitter
104	our $tick_start; # for load detecting purposes	141	our $TICK_START; # for load detecting purposes
		142
		143	our @POST_INIT;
		144
		145	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		146	our $REALLY_UNLOOP; # never set to true, please :)
105		147
106	binmode STDOUT;	148	binmode STDOUT;
107	binmode STDERR;	149	binmode STDERR;
108		150
109	# read virtual server time, if available	151	# read virtual server time, if available
110	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	152	unless ($RUNTIME || !-e $RUNTIMEFILE) {
111	open my $fh, "<", "$LOCALDIR/runtime"	153	open my $fh, "<", $RUNTIMEFILE
112	or die "unable to read runtime file: $!";	154	or die "unable to read $RUNTIMEFILE file: $!";
113	$RUNTIME = <$fh> + 0.;	155	$RUNTIME = <$fh> + 0.;
114	}	156	}
		157
		158	eval "sub TICK() { $TICK } 1" or die;
115		159
116	mkdir $_	160	mkdir $_
117	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	161	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
118		162
119	our $EMERGENCY_POSITION;	163	our $EMERGENCY_POSITION;
120		164
121	sub cf::map::normalise;	165	sub cf::map::normalise;
		166
		167	#############################################################################
		168
		169	%REFLECT = ();
		170	for (@REFLECT) {
		171	my $reflect = JSON::XS::decode_json $_;
		172	$REFLECT{$reflect->{class}} = $reflect;
		173	}
		174
		175	# this is decidedly evil
		176	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
122		177
123	#############################################################################	178	#############################################################################
124		179
125	=head2 GLOBAL VARIABLES	180	=head2 GLOBAL VARIABLES
126		181
…		…
162		217
163	The raw value load value from the last tick.	218	The raw value load value from the last tick.
164		219
165	=item %cf::CFG	220	=item %cf::CFG
166		221
167	Configuration for the server, loaded from C</etc/crossfire/config>, or	222	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
168	from wherever your confdir points to.	223	from wherever your confdir points to.
169		224
170	=item cf::wait_for_tick, cf::wait_for_tick_begin	225	=item cf::wait_for_tick, cf::wait_for_tick_begin
171		226
172	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	227	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
173	returns directly I<after> the tick processing (and consequently, can only wake one process	228	returns directly I<after> the tick processing (and consequently, can only wake one process
174	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	229	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
175		230
176	=item @cf::INVOKE_RESULTS	231	=item @cf::INVOKE_RESULTS
177		232
178	This array contains the results of the last C<invoke ()> call. When	233	This array contains the results of the last C<invoke ()> call. When
179	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	234	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
180	that call.	235	that call.
181		236
		237	=item %cf::REFLECT
		238
		239	Contains, for each (C++) class name, a hash reference with information
		240	about object members (methods, scalars, arrays and flags) and other
		241	metadata, which is useful for introspection.
		242
182	=back	243	=back
183		244
184	=cut	245	=cut
185		246
186	BEGIN {	247	$Coro::State::WARNHOOK = sub {
187	*CORE::GLOBAL::warn = sub {
188	my $msg = join "", @_;	248	my $msg = join "", @_;
189		249
190	$msg .= "\n"	250	$msg .= "\n"
191	unless $msg =~ /\n$/;	251	unless $msg =~ /\n$/;
192		252
193	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	253	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
194		254
195	LOG llevError, $msg;	255	LOG llevError, $msg;
196	};	256	};
197	}	257
		258	$Coro::State::DIEHOOK = sub {
		259	return unless $^S eq 0; # "eq", not "=="
		260
		261	warn Carp::longmess $_[0];
		262
		263	if ($Coro::current == $Coro::main) {#d#
		264	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		265	return;#d#
		266	}#d#
		267
		268	# kill coroutine otherwise
		269	Coro::terminate
		270	};
198		271
199	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	272	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
200	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	273	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
201	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	274	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
202	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	275	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
209	for my $pkg (qw(	282	for my $pkg (qw(
210	cf::global cf::attachable	283	cf::global cf::attachable
211	cf::object cf::object::player	284	cf::object cf::object::player
212	cf::client cf::player	285	cf::client cf::player
213	cf::arch cf::living	286	cf::arch cf::living
		287	cf::map cf::mapspace
214	cf::map cf::party cf::region	288	cf::party cf::region
215	)) {	289	)) {
216	no strict 'refs';
217	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	290	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
218	}	291	}
219		292
220	$Event::DIED = sub {	293	$EV::DIED = sub {
221	warn "error in event callback: @_";	294	Carp::cluck "error in event callback: @_";
222	};	295	};
223		296
224	#############################################################################	297	#############################################################################
225		298
226	=head2 UTILITY FUNCTIONS	299	=head2 UTILITY FUNCTIONS
…		…
248	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	321	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
249	$d	322	$d
250	} || "[unable to dump $_[0]: '$@']";	323	} || "[unable to dump $_[0]: '$@']";
251	}	324	}
252		325
253	=item $ref = cf::from_json $json	326	=item $ref = cf::decode_json $json
254		327
255	Converts a JSON string into the corresponding perl data structure.	328	Converts a JSON string into the corresponding perl data structure.
256		329
257	=item $json = cf::to_json $ref	330	=item $json = cf::encode_json $ref
258		331
259	Converts a perl data structure into its JSON representation.	332	Converts a perl data structure into its JSON representation.
260		333
261	=cut	334	=cut
262		335
263	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	336	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
264		337
265	sub to_json ($) { $json_coder->encode ($_[0]) }	338	sub encode_json($) { $json_coder->encode ($_[0]) }
266	sub from_json ($) { $json_coder->decode ($_[0]) }	339	sub decode_json($) { $json_coder->decode ($_[0]) }
		340
		341	=item cf::post_init { BLOCK }
		342
		343	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		344	but I<before> the server starts ticking again.
		345
		346	The cdoeblock will have a single boolean argument to indicate whether this
		347	is a reload or not.
		348
		349	=cut
		350
		351	sub post_init(&) {
		352	push @POST_INIT, shift;
		353	}
267		354
268	=item cf::lock_wait $string	355	=item cf::lock_wait $string
269		356
270	Wait until the given lock is available. See cf::lock_acquire.	357	Wait until the given lock is available. See cf::lock_acquire.
271		358
272	=item my $lock = cf::lock_acquire $string	359	=item my $lock = cf::lock_acquire $string
273		360
274	Wait until the given lock is available and then acquires it and returns	361	Wait until the given lock is available and then acquires it and returns
275	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	362	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
276	for example when the coroutine gets canceled), the lock is automatically	363	for example when the coroutine gets canceled), the lock is automatically
277	returned.	364	returned.
278		365
279	Locks are *not* recursive, locking from the same coro twice results in a	366	Locks are *not* recursive, locking from the same coro twice results in a
280	deadlocked coro.	367	deadlocked coro.
…		…
286		373
287	Return true if the lock is currently active, i.e. somebody has locked it.	374	Return true if the lock is currently active, i.e. somebody has locked it.
288		375
289	=cut	376	=cut
290		377
291	our %LOCK;	378	our $LOCKS = new Coro::SemaphoreSet;
292	our %LOCKER;#d#
293		379
294	sub lock_wait($) {	380	sub lock_wait($) {
295	my ($key) = @_;	381	$LOCKS->wait ($_[0]);
296
297	if ($LOCKER{$key} == $Coro::current) {#d#
298	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
299	return;#d#
300	}#d#
301
302	# wait for lock, if any
303	while ($LOCK{$key}) {
304	push @{ $LOCK{$key} }, $Coro::current;
305	Coro::schedule;
306	}
307	}	382	}
308		383
309	sub lock_acquire($) {	384	sub lock_acquire($) {
310	my ($key) = @_;	385	$LOCKS->guard ($_[0])
311
312	# wait, to be sure we are not locked
313	lock_wait $key;
314
315	$LOCK{$key} = [];
316	$LOCKER{$key} = $Coro::current;#d#
317
318	Coro::guard {
319	delete $LOCKER{$key};#d#
320	# wake up all waiters, to be on the safe side
321	$_->ready for @{ delete $LOCK{$key} };
322	}
323	}	386	}
324		387
325	sub lock_active($) {	388	sub lock_active($) {
326	my ($key) = @_;	389	$LOCKS->count ($_[0]) < 1
327
328	! ! $LOCK{$key}
329	}	390	}
330		391
331	sub freeze_mainloop {	392	sub freeze_mainloop {
332	return unless $TICK_WATCHER->is_active;	393	tick_inhibit_inc;
333		394
334	my $guard = Coro::guard {	395	&Guard::guard (\&tick_inhibit_dec);
335	$TICK_WATCHER->start;	396	}
336	};	397
337	$TICK_WATCHER->stop;	398	=item cf::periodic $interval, $cb
338	$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($$) {
		406	my ($interval, $cb) = @_;
		407
		408	my $start = rand List::Util::min 180, $interval;
		409
		410	EV::periodic $start, $interval, 0, $cb
339	}	411	}
340		412
341	=item cf::get_slot $time[, $priority[, $name]]	413	=item cf::get_slot $time[, $priority[, $name]]
342		414
343	Allocate $time seconds of blocking CPU time at priority C<$priority>:	415	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
354	our @SLOT_QUEUE;	426	our @SLOT_QUEUE;
355	our $SLOT_QUEUE;	427	our $SLOT_QUEUE;
356		428
357	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	429	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
358	$SLOT_QUEUE = Coro::async {	430	$SLOT_QUEUE = Coro::async {
		431	$Coro::current->desc ("timeslot manager");
		432
359	my $signal = new Coro::Signal;	433	my $signal = new Coro::Signal;
360		434
361	while () {	435	while () {
362	next_job:	436	next_job:
363	my $avail = cf::till_tick;	437	my $avail = cf::till_tick;
…		…
371	}	445	}
372	}	446	}
373	}	447	}
374		448
375	if (@SLOT_QUEUE) {	449	if (@SLOT_QUEUE) {
376	# we do not use wait_For_tick() as it returns immediately when tick is inactive	450	# we do not use wait_for_tick() as it returns immediately when tick is inactive
377	push @cf::WAIT_FOR_TICK, $signal;	451	push @cf::WAIT_FOR_TICK, $signal;
378	$signal->wait;	452	$signal->wait;
379	} else {	453	} else {
380	Coro::schedule;	454	Coro::schedule;
381	}	455	}
382	}	456	}
383	};	457	};
384		458
385	sub get_slot($;$$) {	459	sub get_slot($;$$) {
		460	return if tick_inhibit || $Coro::current == $Coro::main;
		461
386	my ($time, $pri, $name) = @_;	462	my ($time, $pri, $name) = @_;
387		463
388	$time = $TICK * .6 if $time > $TICK * .6;	464	$time = $TICK * .6 if $time > $TICK * .6;
389	my $sig = new Coro::Signal;	465	my $sig = new Coro::Signal;
390		466
…		…
404		480
405	BEGIN { *async = \&Coro::async_pool }	481	BEGIN { *async = \&Coro::async_pool }
406		482
407	=item cf::sync_job { BLOCK }	483	=item cf::sync_job { BLOCK }
408		484
409	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	485	The design of Deliantra requires that the main coroutine ($Coro::main)
410	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
411	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
412	acceptable.	488	acceptable.
413		489
414	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
415	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
…		…
420		496
421	sub sync_job(&) {	497	sub sync_job(&) {
422	my ($job) = @_;	498	my ($job) = @_;
423		499
424	if ($Coro::current == $Coro::main) {	500	if ($Coro::current == $Coro::main) {
425	my $time = Event::time;	501	my $time = EV::time;
426		502
427	# this is the main coro, too bad, we have to block	503	# this is the main coro, too bad, we have to block
428	# till the operation succeeds, freezing the server :/	504	# till the operation succeeds, freezing the server :/
429		505
430	# TODO: use suspend/resume instead	506	LOG llevError, Carp::longmess "sync job";#d#
431	# (but this is cancel-safe)	507
432	my $freeze_guard = freeze_mainloop;	508	my $freeze_guard = freeze_mainloop;
433		509
434	my $busy = 1;	510	my $busy = 1;
435	my @res;	511	my @res;
436		512
437	(async {	513	(async {
		514	$Coro::current->desc ("sync job coro");
438	@res = eval { $job->() };	515	@res = eval { $job->() };
439	warn $@ if $@;	516	warn $@ if $@;
440	undef $busy;	517	undef $busy;
441	})->prio (Coro::PRIO_MAX);	518	})->prio (Coro::PRIO_MAX);
442		519
443	while ($busy) {	520	while ($busy) {
444	Coro::cede or Event::one_event;	521	if (Coro::nready) {
		522	Coro::cede_notself;
		523	} else {
		524	EV::loop EV::LOOP_ONESHOT;
445	}	525	}
		526	}
446		527
447	$time = Event::time - $time;	528	my $time = EV::time - $time;
448		529
449	LOG llevError | logBacktrace, Carp::longmess "long sync job"
450	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
451
452	$tick_start += $time; # do not account sync jobs to server load	530	$TICK_START += $time; # do not account sync jobs to server load
453		531
454	wantarray ? @res : $res[0]	532	wantarray ? @res : $res[0]
455	} else {	533	} else {
456	# we are in another coroutine, how wonderful, everything just works	534	# we are in another coroutine, how wonderful, everything just works
457		535
…		…
482	=item fork_call { }, $args	560	=item fork_call { }, $args
483		561
484	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
485	process, returning the results. Everything must be serialisable with	563	process, returning the results. Everything must be serialisable with
486	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
487	never block itself or use any form of Event handling.	565	never block itself or use any form of event handling.
488		566
489	=cut	567	=cut
490		568
491	sub fork_call(&@) {	569	sub fork_call(&@) {
492	my ($cb, @args) = @_;	570	my ($cb, @args) = @_;
…		…
499	reset_signals;	577	reset_signals;
500	&$cb	578	&$cb
501	}, @args;	579	}, @args;
502		580
503	wantarray ? @res : $res[-1]	581	wantarray ? @res : $res[-1]
		582	}
		583
		584	=item $coin = coin_from_name $name
		585
		586	=cut
		587
		588	our %coin_alias = (
		589	"silver" => "silvercoin",
		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
504	}	609	}
505		610
506	=item $value = cf::db_get $family => $key	611	=item $value = cf::db_get $family => $key
507		612
508	Returns a single value from the environment database.	613	Returns a single value from the environment database.
…		…
647		752
648	#############################################################################	753	#############################################################################
649		754
650	=head2 ATTACHABLE OBJECTS	755	=head2 ATTACHABLE OBJECTS
651		756
652	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
653	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")
654	to it. All such attachable objects support the following methods.	759	to it. All such attachable objects support the following methods.
655		760
656	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>
657	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
658	Crossfire TRT).	763	Deliantra).
659		764
660	=over 4	765	=over 4
661		766
662	=item $attachable->attach ($attachment, key => $value...)	767	=item $attachable->attach ($attachment, key => $value...)
663		768
…		…
707	=item cf::CLASS::attachment $name, ...	812	=item cf::CLASS::attachment $name, ...
708		813
709	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
710	given CLASS can refer to this attachment.	815	given CLASS can refer to this attachment.
711		816
712	Some classes such as crossfire maps and objects can specify attachments	817	Some classes such as deliantra maps and objects can specify attachments
713	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.
714		819
715	These calls expect any number of the following handler/hook descriptions:	820	These calls expect any number of the following handler/hook descriptions:
716		821
717	=over 4	822	=over 4
…		…
945	}	1050	}
946		1051
947	0	1052	0
948	}	1053	}
949		1054
950	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1055	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
951		1056
952	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1057	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
953		1058
954	Generate an object-specific event with the given arguments.	1059	Generate an object-specific event with the given arguments.
955		1060
…		…
961		1066
962	=cut	1067	=cut
963		1068
964	#############################################################################	1069	#############################################################################
965	# object support	1070	# object support
966	#
967		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#
968	sub _can_merge {	1105	sub _can_merge {
969	my ($ob1, $ob2) = @_;	1106	my ($ob1, $ob2) = @_;
970		1107
971	local $Storable::canonical = 1;	1108	++$SLOW_MERGES;#d#
972	my $fob1 = Storable::freeze $ob1;
973	my $fob2 = Storable::freeze $ob2;
974		1109
975	$fob1 eq $fob2	1110	# we do the slow way here
		1111	return _object_equal $ob1, $ob2
976	}	1112	}
977		1113
978	sub reattach {	1114	sub reattach {
979	# basically do the same as instantiate, without calling instantiate	1115	# basically do the same as instantiate, without calling instantiate
980	my ($obj) = @_;	1116	my ($obj) = @_;
981		1117
		1118	# no longer needed after getting rid of delete_package?
982	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
983		1120
984	my $registry = $obj->registry;	1121	my $registry = $obj->registry;
985		1122
986	@$registry = ();	1123	@$registry = ();
987		1124
…		…
1002	cf::attachable->attach (	1139	cf::attachable->attach (
1003	prio => -1000000,	1140	prio => -1000000,
1004	on_instantiate => sub {	1141	on_instantiate => sub {
1005	my ($obj, $data) = @_;	1142	my ($obj, $data) = @_;
1006		1143
1007	$data = from_json $data;	1144	$data = decode_json $data;
1008		1145
1009	for (@$data) {	1146	for (@$data) {
1010	my ($name, $args) = @$_;	1147	my ($name, $args) = @$_;
1011		1148
1012	$obj->attach ($name, %{$args || {} });	1149	$obj->attach ($name, %{$args || {} });
…		…
1025	},	1162	},
1026	);	1163	);
1027		1164
1028	sub object_freezer_save {	1165	sub object_freezer_save {
1029	my ($filename, $rdata, $objs) = @_;	1166	my ($filename, $rdata, $objs) = @_;
1030
1031	my $guard = cf::lock_acquire "io";
1032		1167
1033	sync_job {	1168	sync_job {
1034	if (length $$rdata) {	1169	if (length $$rdata) {
1035	utf8::decode (my $decname = $filename);	1170	utf8::decode (my $decname = $filename);
1036	warn sprintf "saving %s (%d,%d)\n",	1171	warn sprintf "saving %s (%d,%d)\n",
1037	$decname, length $$rdata, scalar @$objs;	1172	$decname, length $$rdata, scalar @$objs;
1038		1173
1039	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1174	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1040	chmod SAVE_MODE, $fh;	1175	aio_chmod $fh, SAVE_MODE;
1041	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1176	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1042	aio_fsync $fh if $cf::USE_FSYNC;	1177	if ($cf::USE_FSYNC) {
		1178	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1179	aio_fsync $fh;
		1180	}
1043	close $fh;	1181	aio_close $fh;
1044		1182
1045	if (@$objs) {	1183	if (@$objs) {
1046	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1184	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1047	chmod SAVE_MODE, $fh;	1185	aio_chmod $fh, SAVE_MODE;
1048	my $data = Storable::nfreeze { version => 1, objs => $objs };	1186	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1049	aio_write $fh, 0, (length $data), $data, 0;	1187	aio_write $fh, 0, (length $data), $data, 0;
1050	aio_fsync $fh if $cf::USE_FSYNC;	1188	if ($cf::USE_FSYNC) {
		1189	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1190	aio_fsync $fh;
		1191	}
1051	close $fh;	1192	aio_close $fh;
1052	aio_rename "$filename.pst~", "$filename.pst";	1193	aio_rename "$filename.pst~", "$filename.pst";
1053	}	1194	}
1054	} else {	1195	} else {
1055	aio_unlink "$filename.pst";	1196	aio_unlink "$filename.pst";
1056	}	1197	}
1057		1198
1058	aio_rename "$filename~", $filename;	1199	aio_rename "$filename~", $filename;
		1200
		1201	$filename =~ s%/[^/]+$%%;
		1202	aio_pathsync $filename if $cf::USE_FSYNC;
1059	} else {	1203	} else {
1060	warn "FATAL: $filename~: $!\n";	1204	warn "unable to save objects: $filename~: $!\n";
1061	}	1205	}
1062	} else {	1206	} else {
1063	aio_unlink $filename;	1207	aio_unlink $filename;
1064	aio_unlink "$filename.pst";	1208	aio_unlink "$filename.pst";
1065	}	1209	}
1066	};	1210	};
1067
1068	undef $guard;
1069	}	1211	}
1070		1212
1071	sub object_freezer_as_string {	1213	sub object_freezer_as_string {
1072	my ($rdata, $objs) = @_;	1214	my ($rdata, $objs) = @_;
1073		1215
…		…
1078		1220
1079	sub object_thawer_load {	1221	sub object_thawer_load {
1080	my ($filename) = @_;	1222	my ($filename) = @_;
1081		1223
1082	my ($data, $av);	1224	my ($data, $av);
1083
1084	my $guard = cf::lock_acquire "io";
1085		1225
1086	(aio_load $filename, $data) >= 0	1226	(aio_load $filename, $data) >= 0
1087	or return;	1227	or return;
1088		1228
1089	unless (aio_stat "$filename.pst") {	1229	unless (aio_stat "$filename.pst") {
1090	(aio_load "$filename.pst", $av) >= 0	1230	(aio_load "$filename.pst", $av) >= 0
1091	or return;	1231	or return;
1092		1232
1093	undef $guard;
1094	$av = eval { (Storable::thaw $av)->{objs} };	1233	my $st = eval { Coro::Storable::thaw $av };
		1234	$av = $st->{objs};
1095	}	1235	}
1096		1236
1097	utf8::decode (my $decname = $filename);	1237	utf8::decode (my $decname = $filename);
1098	warn sprintf "loading %s (%d,%d)\n",	1238	warn sprintf "loading %s (%d,%d)\n",
1099	$decname, length $data, scalar @{$av || []};	1239	$decname, length $data, scalar @{$av || []};
…		…
1160	my ($name, $cb) = @_;	1300	my ($name, $cb) = @_;
1161		1301
1162	$EXTICMD{$name} = $cb;	1302	$EXTICMD{$name} = $cb;
1163	}	1303	}
1164		1304
		1305	use File::Glob ();
		1306
1165	cf::player->attach (	1307	cf::player->attach (
1166	on_command => sub {	1308	on_command => sub {
1167	my ($pl, $name, $params) = @_;	1309	my ($pl, $name, $params) = @_;
1168		1310
1169	my $cb = $COMMAND{$name}	1311	my $cb = $COMMAND{$name}
…		…
1201		1343
1202	cf::override;	1344	cf::override;
1203	},	1345	},
1204	);	1346	);
1205		1347
		1348	# "readahead" all extensions
		1349	sub cache_extensions {
		1350	my $grp = IO::AIO::aio_group;
		1351
		1352	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1353	for (grep /\.ext$/, @{$_[0]}) {
		1354	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1355	}
		1356	};
		1357
		1358	$grp
		1359	}
		1360
1206	sub load_extensions {	1361	sub load_extensions {
1207	cf::sync_job {	1362	cf::sync_job {
1208	my %todo;	1363	my %todo;
1209		1364
1210	for my $path (<$LIBDIR/*.ext>) {	1365	for my $path (<$LIBDIR/*.ext>) {
…		…
1229		1384
1230	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1385	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1231	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1386	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1232		1387
1233	$ext{source} =	1388	$ext{source} =
1234	"package $pkg; use strict; use utf8;\n"	1389	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1235	. "#line 1 \"$path\"\n{\n"	1390	. "#line 1 \"$path\"\n{\n"
1236	. $source	1391	. $source
1237	. "\n};\n1";	1392	. "\n};\n1";
1238		1393
1239	$todo{$base} = \%ext;	1394	$todo{$base} = \%ext;
…		…
1255	my $msg = $@ ? "$v->{path}: $@\n"	1410	my $msg = $@ ? "$v->{path}: $@\n"
1256	: "$v->{base}: extension inactive.\n";	1411	: "$v->{base}: extension inactive.\n";
1257		1412
1258	if (exists $v->{meta}{mandatory}) {	1413	if (exists $v->{meta}{mandatory}) {
1259	warn $msg;	1414	warn $msg;
1260	warn "mandatory extension failed to load, exiting.\n";	1415	cf::cleanup "mandatory extension failed to load, exiting.";
1261	exit 1;
1262	}	1416	}
1263		1417
1264	warn $msg;	1418	warn $msg;
1265	}	1419	}
1266		1420
…		…
1280		1434
1281	=back	1435	=back
1282		1436
1283	=head2 CORE EXTENSIONS	1437	=head2 CORE EXTENSIONS
1284		1438
1285	Functions and methods that extend core crossfire objects.	1439	Functions and methods that extend core deliantra objects.
1286		1440
1287	=cut	1441	=cut
1288		1442
1289	package cf::player;	1443	package cf::player;
1290		1444
…		…
1333		1487
1334	sub exists($) {	1488	sub exists($) {
1335	my ($login) = @_;	1489	my ($login) = @_;
1336		1490
1337	$cf::PLAYER{$login}	1491	$cf::PLAYER{$login}
1338	or cf::sync_job { !aio_stat path $login }	1492	or !aio_stat path $login
1339	}	1493	}
1340		1494
1341	sub find($) {	1495	sub find($) {
1342	return $cf::PLAYER{$_[0]} || do {	1496	return $cf::PLAYER{$_[0]} || do {
1343	my $login = $_[0];	1497	my $login = $_[0];
…		…
1353	aio_unlink +(playerdir $login) . "/$login.pl";	1507	aio_unlink +(playerdir $login) . "/$login.pl";
1354		1508
1355	my $f = new_from_file cf::object::thawer path $login	1509	my $f = new_from_file cf::object::thawer path $login
1356	or return;	1510	or return;
1357		1511
1358	$f->next;
1359	my $pl = cf::player::load_pl $f	1512	my $pl = cf::player::load_pl $f
1360	or return;	1513	or return;
		1514
1361	local $cf::PLAYER_LOADING{$login} = $pl;	1515	local $cf::PLAYER_LOADING{$login} = $pl;
1362	$f->resolve_delayed_derefs;	1516	$f->resolve_delayed_derefs;
1363	$cf::PLAYER{$login} = $pl	1517	$cf::PLAYER{$login} = $pl
1364	}	1518	}
1365	}	1519	}
…		…
1375		1529
1376	return if $pl->{deny_save};	1530	return if $pl->{deny_save};
1377		1531
1378	aio_mkdir playerdir $pl, 0770;	1532	aio_mkdir playerdir $pl, 0770;
1379	$pl->{last_save} = $cf::RUNTIME;	1533	$pl->{last_save} = $cf::RUNTIME;
		1534
		1535	cf::get_slot 0.01;
1380		1536
1381	$pl->save_pl ($path);	1537	$pl->save_pl ($path);
1382	cf::cede_to_tick;	1538	cf::cede_to_tick;
1383	}	1539	}
1384		1540
…		…
1416	my ($pl) = @_;	1572	my ($pl) = @_;
1417		1573
1418	my $name = $pl->ob->name;	1574	my $name = $pl->ob->name;
1419		1575
1420	$pl->{deny_save} = 1;	1576	$pl->{deny_save} = 1;
1421	$pl->password ("*"); # this should lock out the player until we nuked the dir	1577	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1422		1578
1423	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1579	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1424	$pl->deactivate;	1580	$pl->deactivate;
		1581	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1582	$pl->ob->check_score;
1425	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1583	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1426	$pl->ns->destroy if $pl->ns;	1584	$pl->ns->destroy if $pl->ns;
1427		1585
1428	my $path = playerdir $pl;	1586	my $path = playerdir $pl;
1429	my $temp = "$path~$cf::RUNTIME~deleting~";	1587	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1468		1626
1469	for my $login (@$dirs) {	1627	for my $login (@$dirs) {
1470	my $path = path $login;	1628	my $path = path $login;
1471		1629
1472	# a .pst is a dead give-away for a valid player	1630	# a .pst is a dead give-away for a valid player
1473	unless (-e "$path.pst") {	1631	# if no pst file found, open and chekc for blocked users
		1632	if (aio_stat "$path.pst") {
1474	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1633	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1475	aio_read $fh, 0, 512, my $buf, 0 or next;	1634	aio_read $fh, 0, 512, my $buf, 0 or next;
1476	$buf !~ /^password -------------$/m or next; # official not-valid tag	1635	$buf !~ /^password -------------$/m or next; # official not-valid tag
1477	}	1636	}
1478		1637
…		…
1509	}	1668	}
1510		1669
1511	\@paths	1670	\@paths
1512	}	1671	}
1513		1672
1514	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1673	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1515		1674
1516	Expand crossfire pod fragments into protocol xml.	1675	Expand deliantra pod fragments into protocol xml.
1517
1518	=cut
1519
1520	sub expand_cfpod {
1521	((my $self), (local $_)) = @_;
1522
1523	# escape & and <
1524	s/&/&amp;/g;
1525	s/(?<![BIUGHT])</&lt;/g;
1526
1527	# this is buggy, it needs to properly take care of nested <'s
1528
1529	1 while
1530	# replace B<>, I<>, U<> etc.
1531	s/B<([^\>]*)>/<b>$1<\/b>/
1532	|| s/I<([^\>]*)>/<i>$1<\/i>/
1533	|| s/U<([^\>]*)>/<u>$1<\/u>/
1534	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1535	# replace G<male|female> tags
1536	|| s{G<([^>|]*)\|([^>]*)>}{
1537	$self->gender ? $2 : $1
1538	}ge
1539	# replace H<hint text>
1540	|| s{H<([^\>]*)>}
1541	{
1542	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1543	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1544	"")
1545	[$self->{hintmode}]
1546	}ge;
1547
1548	# create single paragraphs (very hackish)
1549	s/(?<=\S)\n(?=\w)/ /g;
1550
1551	# compress some whitespace
1552	s/\s+\n/\n/g; # ws line-ends
1553	s/\n\n+/\n/g; # double lines
1554	s/^\n+//; # beginning lines
1555	s/\n+$//; # ending lines
1556
1557	$_
1558	}
1559
1560	sub hintmode {
1561	$_[0]{hintmode} = $_[1] if @_ > 1;
1562	$_[0]{hintmode}
1563	}
1564		1676
1565	=item $player->ext_reply ($msgid, @msg)	1677	=item $player->ext_reply ($msgid, @msg)
1566		1678
1567	Sends an ext reply to the player.	1679	Sends an ext reply to the player.
1568		1680
…		…
1635	our $MAX_RESET = 3600;	1747	our $MAX_RESET = 3600;
1636	our $DEFAULT_RESET = 3000;	1748	our $DEFAULT_RESET = 3000;
1637		1749
1638	sub generate_random_map {	1750	sub generate_random_map {
1639	my ($self, $rmp) = @_;	1751	my ($self, $rmp) = @_;
		1752
		1753	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1754
1640	# mit "rum" bekleckern, nicht	1755	# mit "rum" bekleckern, nicht
1641	$self->_create_random_map (	1756	$self->_create_random_map (
1642	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1757	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1643	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1758	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1644	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1759	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1766		1881
1767	# the temporary/swap location	1882	# the temporary/swap location
1768	sub save_path {	1883	sub save_path {
1769	my ($self) = @_;	1884	my ($self) = @_;
1770		1885
1771	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1886	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1772	"$TMPDIR/$path.map"	1887	"$TMPDIR/$path.map"
1773	}	1888	}
1774		1889
1775	# the unique path, undef == no special unique path	1890	# the unique path, undef == no special unique path
1776	sub uniq_path {	1891	sub uniq_path {
1777	my ($self) = @_;	1892	my ($self) = @_;
1778		1893
1779	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1894	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1780	"$UNIQUEDIR/$path"	1895	"$UNIQUEDIR/$path"
1781	}
1782
1783	# and all this just because we cannot iterate over
1784	# all maps in C++...
1785	sub change_all_map_light {
1786	my ($change) = @_;
1787
1788	$_->change_map_light ($change)
1789	for grep $_->outdoor, values %cf::MAP;
1790	}	1896	}
1791		1897
1792	sub decay_objects {	1898	sub decay_objects {
1793	my ($self) = @_;	1899	my ($self) = @_;
1794		1900
…		…
1878	sub find {	1984	sub find {
1879	my ($path, $origin) = @_;	1985	my ($path, $origin) = @_;
1880		1986
1881	$path = normalise $path, $origin && $origin->path;	1987	$path = normalise $path, $origin && $origin->path;
1882		1988
1883	cf::lock_wait "map_data:$path";#d#remove	1989	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1884	cf::lock_wait "map_find:$path";	1990	my $guard2 = cf::lock_acquire "map_find:$path";
1885		1991
1886	$cf::MAP{$path} || do {	1992	$cf::MAP{$path} || do {
1887	my $guard1 = cf::lock_acquire "map_find:$path";
1888	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1889
1890	my $map = new_from_path cf::map $path	1993	my $map = new_from_path cf::map $path
1891	or return;	1994	or return;
1892		1995
1893	$map->{last_save} = $cf::RUNTIME;	1996	$map->{last_save} = $cf::RUNTIME;
1894		1997
…		…
1896	or return;	1999	or return;
1897		2000
1898	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2001	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1899	# doing this can freeze the server in a sync job, obviously	2002	# doing this can freeze the server in a sync job, obviously
1900	#$cf::WAIT_FOR_TICK->wait;	2003	#$cf::WAIT_FOR_TICK->wait;
		2004	undef $guard2;
1901	undef $guard1;	2005	undef $guard1;
1902	undef $guard2;
1903	$map->reset;	2006	$map->reset;
1904	return find $path;	2007	return find $path;
1905	}	2008	}
1906		2009
1907	$cf::MAP{$path} = $map	2010	$cf::MAP{$path} = $map
1908	}	2011	}
1909	}	2012	}
1910		2013
1911	sub pre_load { }	2014	sub pre_load { }
1912	sub post_load { }	2015	#sub post_load { } # XS
1913		2016
1914	sub load {	2017	sub load {
1915	my ($self) = @_;	2018	my ($self) = @_;
1916		2019
1917	local $self->{deny_reset} = 1; # loading can take a long time	2020	local $self->{deny_reset} = 1; # loading can take a long time
…		…
1934	my $f = new_from_file cf::object::thawer $self->{load_path};	2037	my $f = new_from_file cf::object::thawer $self->{load_path};
1935	$f->skip_block;	2038	$f->skip_block;
1936	$self->_load_objects ($f)	2039	$self->_load_objects ($f)
1937	or return;	2040	or return;
1938		2041
1939	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2042	$self->post_load_original
1940	if delete $self->{load_original};	2043	if delete $self->{load_original};
1941		2044
1942	if (my $uniq = $self->uniq_path) {	2045	if (my $uniq = $self->uniq_path) {
1943	utf8::encode $uniq;	2046	utf8::encode $uniq;
1944	unless (aio_stat $uniq) {	2047	unless (aio_stat $uniq) {
…		…
1962	unless ($self->{deny_activate}) {	2065	unless ($self->{deny_activate}) {
1963	$self->decay_objects;	2066	$self->decay_objects;
1964	$self->fix_auto_apply;	2067	$self->fix_auto_apply;
1965	$self->update_buttons;	2068	$self->update_buttons;
1966	cf::cede_to_tick;	2069	cf::cede_to_tick;
1967	$self->set_darkness_map;
1968	cf::cede_to_tick;
1969	$self->activate;	2070	$self->activate;
1970	}	2071	}
1971		2072
1972	$self->{last_save} = $cf::RUNTIME;	2073	$self->{last_save} = $cf::RUNTIME;
1973	$self->last_access ($cf::RUNTIME);	2074	$self->last_access ($cf::RUNTIME);
1974		2075
1975	$self->in_memory (cf::MAP_IN_MEMORY);	2076	$self->in_memory (cf::MAP_ACTIVE);
1976	}	2077	}
1977		2078
1978	$self->post_load;	2079	$self->post_load;
1979	}	2080	}
1980		2081
…		…
2038	my ($path, $origin, $load) = @_;	2139	my ($path, $origin, $load) = @_;
2039		2140
2040	$path = normalise $path, $origin && $origin->{path};	2141	$path = normalise $path, $origin && $origin->{path};
2041		2142
2042	if (my $map = $cf::MAP{$path}) {	2143	if (my $map = $cf::MAP{$path}) {
2043	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2144	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2044	}	2145	}
2045		2146
2046	$MAP_PREFETCH{$path} |= $load;	2147	$MAP_PREFETCH{$path} |= $load;
2047		2148
2048	$MAP_PREFETCHER ||= cf::async {	2149	$MAP_PREFETCHER ||= cf::async {
		2150	$Coro::current->{desc} = "map prefetcher";
		2151
2049	while (%MAP_PREFETCH) {	2152	while (%MAP_PREFETCH) {
2050	while (my ($k, $v) = each %MAP_PREFETCH) {	2153	while (my ($k, $v) = each %MAP_PREFETCH) {
2051	if (my $map = find $k) {	2154	if (my $map = find $k) {
2052	$map->load if $v;	2155	$map->load if $v;
2053	}	2156	}
…		…
2079	return if $self->{deny_save};	2182	return if $self->{deny_save};
2080		2183
2081	local $self->{last_access} = $self->last_access;#d#	2184	local $self->{last_access} = $self->last_access;#d#
2082		2185
2083	cf::async {	2186	cf::async {
		2187	$Coro::current->{desc} = "map player save";
2084	$_->contr->save for $self->players;	2188	$_->contr->save for $self->players;
2085	};	2189	};
		2190
		2191	cf::get_slot 0.02;
2086		2192
2087	if ($uniq) {	2193	if ($uniq) {
2088	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2194	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2089	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2195	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2090	} else {	2196	} else {
…		…
2099	$self->save;	2205	$self->save;
2100		2206
2101	my $lock = cf::lock_acquire "map_data:$self->{path}";	2207	my $lock = cf::lock_acquire "map_data:$self->{path}";
2102		2208
2103	return if $self->players;	2209	return if $self->players;
2104	return if $self->in_memory != cf::MAP_IN_MEMORY;	2210	return if $self->in_memory != cf::MAP_ACTIVE;
2105	return if $self->{deny_save};	2211	return if $self->{deny_save};
2106		2212
2107	$self->in_memory (cf::MAP_SWAPPED);	2213	$self->in_memory (cf::MAP_SWAPPED);
2108		2214
2109	$self->deactivate;	2215	$self->deactivate;
…		…
2134		2240
2135	my $lock = cf::lock_acquire "map_data:$self->{path}";	2241	my $lock = cf::lock_acquire "map_data:$self->{path}";
2136		2242
2137	return if $self->players;	2243	return if $self->players;
2138		2244
2139	warn "resetting map ", $self->path;	2245	warn "resetting map ", $self->path, "\n";
2140		2246
2141	$self->in_memory (cf::MAP_SWAPPED);	2247	$self->in_memory (cf::MAP_SWAPPED);
2142		2248
2143	# need to save uniques path	2249	# need to save uniques path
2144	unless ($self->{deny_save}) {	2250	unless ($self->{deny_save}) {
…		…
2227		2333
2228	sub unique_maps() {	2334	sub unique_maps() {
2229	[	2335	[
2230	map {	2336	map {
2231	utf8::decode $_;	2337	utf8::decode $_;
2232	/\.map$/	2338	s/\.map$//; # TODO future compatibility hack
		2339	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2340	? ()
2233	? normalise $_	2341	: normalise $_
2234	: ()
2235	} @{ aio_readdir $UNIQUEDIR or [] }	2342	} @{ aio_readdir $UNIQUEDIR or [] }
2236	]	2343	]
2237	}	2344	}
2238		2345
2239	package cf;	2346	=item cf::map::static_maps
		2347
		2348	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2349	file in the shared directory excluding F</styles> and F</editor>). May
		2350	block.
		2351
		2352	=cut
		2353
		2354	sub static_maps() {
		2355	my @dirs = "";
		2356	my @maps;
		2357
		2358	while (@dirs) {
		2359	my $dir = shift @dirs;
		2360
		2361	next if $dir eq "/styles" || $dir eq "/editor";
		2362
		2363	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2364	or return;
		2365
		2366	for (@$files) {
		2367	s/\.map$// or next;
		2368	utf8::decode $_;
		2369	push @maps, "$dir/$_";
		2370	}
		2371
		2372	push @dirs, map "$dir/$_", @$dirs;
		2373	}
		2374
		2375	\@maps
		2376	}
2240		2377
2241	=back	2378	=back
2242		2379
2243	=head3 cf::object	2380	=head3 cf::object
2244		2381
…		…
2248		2385
2249	=over 4	2386	=over 4
2250		2387
2251	=item $ob->inv_recursive	2388	=item $ob->inv_recursive
2252		2389
2253	Returns the inventory of the object _and_ their inventories, recursively.	2390	Returns the inventory of the object I<and> their inventories, recursively,
		2391	but I<not> the object itself.
2254		2392
2255	=cut	2393	=cut
2256		2394
2257	sub inv_recursive_;	2395	sub inv_recursive_;
2258	sub inv_recursive_ {	2396	sub inv_recursive_ {
…		…
2263	inv_recursive_ inv $_[0]	2401	inv_recursive_ inv $_[0]
2264	}	2402	}
2265		2403
2266	=item $ref = $ob->ref	2404	=item $ref = $ob->ref
2267		2405
2268	creates and returns a persistent reference to an objetc that can be stored as a string.	2406	Creates and returns a persistent reference to an object that can be stored as a string.
2269		2407
2270	=item $ob = cf::object::deref ($refstring)	2408	=item $ob = cf::object::deref ($refstring)
2271		2409
2272	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2410	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2273	even if the object actually exists. May block.	2411	even if the object actually exists. May block.
…		…
2275	=cut	2413	=cut
2276		2414
2277	sub deref {	2415	sub deref {
2278	my ($ref) = @_;	2416	my ($ref) = @_;
2279		2417
2280	# temporary compatibility#TODO#remove
2281	$ref =~ s{^<}{player/<};
2282
2283	if ($ref =~ m{^player\/(<1\.\d+>)/(.*)$}) {	2418	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
2284	my ($uuid, $name) = ($1, $2);	2419	my ($uuid, $name) = ($1, $2);
2285	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name	2420	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
2286	or return;	2421	or return;
2287	$pl->ob->uuid eq $uuid	2422	$pl->ob->uuid eq $uuid
2288	or return;	2423	or return;
…		…
2308	can be C<undef>. Does the right thing when the player is currently in a	2443	can be C<undef>. Does the right thing when the player is currently in a
2309	dialogue with the given NPC character.	2444	dialogue with the given NPC character.
2310		2445
2311	=cut	2446	=cut
2312		2447
		2448	our $SAY_CHANNEL = {
		2449	id => "say",
		2450	title => "Map",
		2451	reply => "say ",
		2452	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2453	};
		2454
		2455	our $CHAT_CHANNEL = {
		2456	id => "chat",
		2457	title => "Chat",
		2458	reply => "chat ",
		2459	tooltip => "Player chat and shouts, global to the server.",
		2460	};
		2461
2313	# rough implementation of a future "reply" method that works	2462	# rough implementation of a future "reply" method that works
2314	# with dialog boxes.	2463	# with dialog boxes.
2315	#TODO: the first argument must go, split into a $npc->reply_to ( method	2464	#TODO: the first argument must go, split into a $npc->reply_to ( method
2316	sub cf::object::player::reply($$$;$) {	2465	sub cf::object::player::reply($$$;$) {
2317	my ($self, $npc, $msg, $flags) = @_;	2466	my ($self, $npc, $msg, $flags) = @_;
…		…
2328	my $dialog = $pl->{npc_dialog};	2477	my $dialog = $pl->{npc_dialog};
2329	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2478	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2330		2479
2331	} else {	2480	} else {
2332	$msg = $npc->name . " says: $msg" if $npc;	2481	$msg = $npc->name . " says: $msg" if $npc;
2333	$self->message ($msg, $flags);	2482	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2334	}	2483	}
2335	}	2484	}
2336	}	2485	}
2337		2486
2338	=item $object->send_msg ($channel, $msg, $color, [extra...])	2487	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2363		2512
2364	=item $player_object->enter_link	2513	=item $player_object->enter_link
2365		2514
2366	Freezes the player and moves him/her to a special map (C<{link}>).	2515	Freezes the player and moves him/her to a special map (C<{link}>).
2367		2516
2368	The player should be reasonably safe there for short amounts of time. You	2517	The player should be reasonably safe there for short amounts of time (e.g.
2369	I<MUST> call C<leave_link> as soon as possible, though.	2518	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2519	though, as the palyer cannot control the character while it is on the link
		2520	map.
2370		2521
2371	Will never block.	2522	Will never block.
2372		2523
2373	=item $player_object->leave_link ($map, $x, $y)	2524	=item $player_object->leave_link ($map, $x, $y)
2374		2525
…		…
2426	($x, $y) = (-1, -1)	2577	($x, $y) = (-1, -1)
2427	unless (defined $x) && (defined $y);	2578	unless (defined $x) && (defined $y);
2428		2579
2429	# use -1 or undef as default coordinates, not 0, 0	2580	# use -1 or undef as default coordinates, not 0, 0
2430	($x, $y) = ($map->enter_x, $map->enter_y)	2581	($x, $y) = ($map->enter_x, $map->enter_y)
2431	if $x <=0 && $y <= 0;	2582	if $x <= 0 && $y <= 0;
2432		2583
2433	$map->load;	2584	$map->load;
2434	$map->load_neighbours;	2585	$map->load_neighbours;
2435		2586
2436	return unless $self->contr->active;	2587	return unless $self->contr->active;
2437	$self->activate_recursive;
2438		2588
2439	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2589	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2440	$self->enter_map ($map, $x, $y);	2590	$self->enter_map ($map, $x, $y);
		2591
		2592	# only activate afterwards, to support waiting in hooks
		2593	$self->activate_recursive;
2441	}	2594	}
2442		2595
2443	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2596	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2444		2597
2445	Moves the player to the given map-path and coordinates by first freezing	2598	Moves the player to the given map-path and coordinates by first freezing
2446	her, loading and preparing them map, calling the provided $check callback	2599	her, loading and preparing them map, calling the provided $check callback
2447	that has to return the map if sucecssful, and then unfreezes the player on	2600	that has to return the map if sucecssful, and then unfreezes the player on
2448	the new (success) or old (failed) map position. In either case, $done will	2601	the new (success) or old (failed) map position. In either case, $done will
2449	be called at the end of this process.	2602	be called at the end of this process.
2450		2603
		2604	Note that $check will be called with a potentially non-loaded map, so if
		2605	it needs a loaded map it has to call C<< ->load >>.
		2606
2451	=cut	2607	=cut
2452		2608
2453	our $GOTOGEN;	2609	our $GOTOGEN;
2454		2610
2455	sub cf::object::player::goto {	2611	sub cf::object::player::goto {
…		…
2459	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2615	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2460		2616
2461	$self->enter_link;	2617	$self->enter_link;
2462		2618
2463	(async {	2619	(async {
		2620	$Coro::current->{desc} = "player::goto $path $x $y";
		2621
2464	# *tag paths override both path and x|y	2622	# *tag paths override both path and x|y
2465	if ($path =~ /^\*(.*)$/) {	2623	if ($path =~ /^\*(.*)$/) {
2466	if (my @obs = grep $_->map, ext::map_tags::find $1) {	2624	if (my @obs = grep $_->map, ext::map_tags::find $1) {
2467	my $ob = $obs[rand @obs];	2625	my $ob = $obs[rand @obs];
2468		2626
…		…
2531	}	2689	}
2532		2690
2533	sub prepare_random_map {	2691	sub prepare_random_map {
2534	my ($exit) = @_;	2692	my ($exit) = @_;
2535		2693
2536	my $guard = cf::lock_acquire "exit_prepare:$exit";
2537
2538	# all this does is basically replace the /! path by	2694	# all this does is basically replace the /! path by
2539	# a new random map path (?random/...) with a seed	2695	# a new random map path (?random/...) with a seed
2540	# that depends on the exit object	2696	# that depends on the exit object
2541		2697
2542	my $rmp = parse_random_map_params $exit->msg;	2698	my $rmp = parse_random_map_params $exit->msg;
…		…
2544	if ($exit->map) {	2700	if ($exit->map) {
2545	$rmp->{region} = $exit->region->name;	2701	$rmp->{region} = $exit->region->name;
2546	$rmp->{origin_map} = $exit->map->path;	2702	$rmp->{origin_map} = $exit->map->path;
2547	$rmp->{origin_x} = $exit->x;	2703	$rmp->{origin_x} = $exit->x;
2548	$rmp->{origin_y} = $exit->y;	2704	$rmp->{origin_y} = $exit->y;
		2705
		2706	$exit->map->touch;
2549	}	2707	}
2550		2708
2551	$rmp->{random_seed} ||= $exit->random_seed;	2709	$rmp->{random_seed} ||= $exit->random_seed;
2552		2710
2553	my $data = cf::to_json $rmp;	2711	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2554	my $md5 = Digest::MD5::md5_hex $data;	2712	my $md5 = Digest::MD5::md5_hex $data;
2555	my $meta = "$RANDOMDIR/$md5.meta";	2713	my $meta = "$RANDOMDIR/$md5.meta";
2556		2714
2557	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2715	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2558	aio_write $fh, 0, (length $data), $data, 0;	2716	aio_write $fh, 0, (length $data), $data, 0;
2559	undef $fh;	2717	undef $fh;
2560	aio_rename "$meta~", $meta;	2718	aio_rename "$meta~", $meta;
2561		2719
		2720	my $slaying = "?random/$md5";
		2721
		2722	if ($exit->valid) {
2562	$exit->slaying ("?random/$md5");	2723	$exit->slaying ("?random/$md5");
2563	$exit->msg (undef);	2724	$exit->msg (undef);
		2725	}
2564	}	2726	}
2565	}	2727	}
2566		2728
2567	sub cf::object::player::enter_exit {	2729	sub cf::object::player::enter_exit {
2568	my ($self, $exit) = @_;	2730	my ($self, $exit) = @_;
2569		2731
2570	return unless $self->type == cf::PLAYER;	2732	return unless $self->type == cf::PLAYER;
2571		2733
2572	if ($exit->slaying eq "/!") {
2573	#TODO: this should de-fi-ni-te-ly not be a sync-job
2574	# the problem is that $exit might not survive long enough
2575	# so it needs to be done right now, right here
2576	cf::sync_job { prepare_random_map $exit };
2577	}
2578
2579	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2580	my $hp = $exit->stats->hp;
2581	my $sp = $exit->stats->sp;
2582
2583	$self->enter_link;	2734	$self->enter_link;
2584		2735
2585	# if exit is damned, update players death & WoR home-position
2586	$self->contr->savebed ($slaying, $hp, $sp)
2587	if $exit->flag (FLAG_DAMNED);
2588
2589	(async {	2736	(async {
2590	$self->deactivate_recursive; # just to be sure	2737	$Coro::current->{desc} = "enter_exit";
		2738
2591	unless (eval {	2739	unless (eval {
		2740	$self->deactivate_recursive; # just to be sure
		2741
		2742	# random map handling
		2743	{
		2744	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2745
		2746	prepare_random_map $exit
		2747	if $exit->slaying eq "/!";
		2748	}
		2749
		2750	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2751	my $x = $exit->stats->hp;
		2752	my $y = $exit->stats->sp;
		2753
2592	$self->goto ($slaying, $hp, $sp);	2754	$self->goto ($map, $x, $y);
2593		2755
		2756	# if exit is damned, update players death & WoR home-position
		2757	$self->contr->savebed ($map, $x, $y)
		2758	if $exit->flag (cf::FLAG_DAMNED);
		2759
2594	1;	2760	1
2595	}) {	2761	}) {
2596	$self->message ("Something went wrong deep within the crossfire server. "	2762	$self->message ("Something went wrong deep within the deliantra server. "
2597	. "I'll try to bring you back to the map you were before. "	2763	. "I'll try to bring you back to the map you were before. "
2598	. "Please report this to the dungeon master!",	2764	. "Please report this to the dungeon master!",
2599	cf::NDI_UNIQUE | cf::NDI_RED);	2765	cf::NDI_UNIQUE | cf::NDI_RED);
2600		2766
2601	warn "ERROR in enter_exit: $@";	2767	warn "ERROR in enter_exit: $@";
…		…
2618	sub cf::client::send_drawinfo {	2784	sub cf::client::send_drawinfo {
2619	my ($self, $text, $flags) = @_;	2785	my ($self, $text, $flags) = @_;
2620		2786
2621	utf8::encode $text;	2787	utf8::encode $text;
2622	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2788	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2789	}
		2790
		2791	=item $client->send_big_packet ($pkt)
		2792
		2793	Like C<send_packet>, but tries to compress large packets, and fragments
		2794	them as required.
		2795
		2796	=cut
		2797
		2798	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2799
		2800	sub cf::client::send_big_packet {
		2801	my ($self, $pkt) = @_;
		2802
		2803	# try lzf for large packets
		2804	$pkt = "lzf " . Compress::LZF::compress $pkt
		2805	if 1024 <= length $pkt and $self->{can_lzf};
		2806
		2807	# split very large packets
		2808	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2809	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2810	$pkt = "frag";
		2811	}
		2812
		2813	$self->send_packet ($pkt);
2623	}	2814	}
2624		2815
2625	=item $client->send_msg ($channel, $msg, $color, [extra...])	2816	=item $client->send_msg ($channel, $msg, $color, [extra...])
2626		2817
2627	Send a drawinfo or msg packet to the client, formatting the msg for the	2818	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2629	the message, with C<log> being the default. If C<$color> is negative, suppress	2820	the message, with C<log> being the default. If C<$color> is negative, suppress
2630	the message unless the client supports the msg packet.	2821	the message unless the client supports the msg packet.
2631		2822
2632	=cut	2823	=cut
2633		2824
		2825	# non-persistent channels (usually the info channel)
2634	our %CHANNEL = (	2826	our %CHANNEL = (
		2827	"c/motd" => {
		2828	id => "infobox",
		2829	title => "MOTD",
		2830	reply => undef,
		2831	tooltip => "The message of the day",
		2832	},
2635	"c/identify" => {	2833	"c/identify" => {
2636	id => "identify",	2834	id => "infobox",
2637	title => "Identify",	2835	title => "Identify",
2638	reply => undef,	2836	reply => undef,
2639	tooltip => "Items recently identified",	2837	tooltip => "Items recently identified",
2640	},	2838	},
2641	"c/examine" => {	2839	"c/examine" => {
2642	id => "examine",	2840	id => "infobox",
2643	title => "Examine",	2841	title => "Examine",
2644	reply => undef,	2842	reply => undef,
2645	tooltip => "Signs and other items you examined",	2843	tooltip => "Signs and other items you examined",
2646	},	2844	},
		2845	"c/shopinfo" => {
		2846	id => "infobox",
		2847	title => "Shop Info",
		2848	reply => undef,
		2849	tooltip => "What your bargaining skill tells you about the shop",
		2850	},
		2851	"c/book" => {
		2852	id => "infobox",
		2853	title => "Book",
		2854	reply => undef,
		2855	tooltip => "The contents of a note or book",
		2856	},
		2857	"c/lookat" => {
		2858	id => "infobox",
		2859	title => "Look",
		2860	reply => undef,
		2861	tooltip => "What you saw there",
		2862	},
		2863	"c/who" => {
		2864	id => "infobox",
		2865	title => "Players",
		2866	reply => undef,
		2867	tooltip => "Shows players who are currently online",
		2868	},
		2869	"c/body" => {
		2870	id => "infobox",
		2871	title => "Body Parts",
		2872	reply => undef,
		2873	tooltip => "Shows which body parts you posess and are available",
		2874	},
		2875	"c/statistics" => {
		2876	id => "infobox",
		2877	title => "Statistics",
		2878	reply => undef,
		2879	tooltip => "Shows your primary statistics",
		2880	},
		2881	"c/skills" => {
		2882	id => "infobox",
		2883	title => "Skills",
		2884	reply => undef,
		2885	tooltip => "Shows your experience per skill and item power",
		2886	},
		2887	"c/shopitems" => {
		2888	id => "infobox",
		2889	title => "Shop Items",
		2890	reply => undef,
		2891	tooltip => "Shows the items currently for sale in this shop",
		2892	},
		2893	"c/resistances" => {
		2894	id => "infobox",
		2895	title => "Resistances",
		2896	reply => undef,
		2897	tooltip => "Shows your resistances",
		2898	},
		2899	"c/pets" => {
		2900	id => "infobox",
		2901	title => "Pets",
		2902	reply => undef,
		2903	tooltip => "Shows information abotu your pets/a specific pet",
		2904	},
		2905	"c/perceiveself" => {
		2906	id => "infobox",
		2907	title => "Perceive Self",
		2908	reply => undef,
		2909	tooltip => "You gained detailed knowledge about yourself",
		2910	},
		2911	"c/uptime" => {
		2912	id => "infobox",
		2913	title => "Uptime",
		2914	reply => undef,
		2915	tooltip => "How long the server has been running since last restart",
		2916	},
		2917	"c/mapinfo" => {
		2918	id => "infobox",
		2919	title => "Map Info",
		2920	reply => undef,
		2921	tooltip => "Information related to the maps",
		2922	},
		2923	"c/party" => {
		2924	id => "party",
		2925	title => "Party",
		2926	reply => "gsay ",
		2927	tooltip => "Messages and chat related to your party",
		2928	},
		2929	"c/death" => {
		2930	id => "death",
		2931	title => "Death",
		2932	reply => undef,
		2933	tooltip => "Reason for and more info about your most recent death",
		2934	},
		2935	"c/say" => $SAY_CHANNEL,
		2936	"c/chat" => $CHAT_CHANNEL,
2647	);	2937	);
2648		2938
2649	sub cf::client::send_msg {	2939	sub cf::client::send_msg {
2650	my ($self, $channel, $msg, $color, @extra) = @_;	2940	my ($self, $channel, $msg, $color, @extra) = @_;
2651		2941
2652	$msg = $self->pl->expand_cfpod ($msg);	2942	$msg = $self->pl->expand_cfpod ($msg)
		2943	unless $color & cf::NDI_VERBATIM;
2653		2944
2654	$color &= cf::NDI_CLIENT_MASK; # just in case...	2945	$color &= cf::NDI_CLIENT_MASK; # just in case...
2655		2946
2656	# check predefined channels, for the benefit of C	2947	# check predefined channels, for the benefit of C
2657	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};	2948	if ($CHANNEL{$channel}) {
		2949	$channel = $CHANNEL{$channel};
2658		2950
		2951	$self->ext_msg (channel_info => $channel);
		2952	$channel = $channel->{id};
		2953
2659	if (ref $channel) {	2954	} elsif (ref $channel) {
2660	# send meta info to client, if not yet sent	2955	# send meta info to client, if not yet sent
2661	unless (exists $self->{channel}{$channel->{id}}) {	2956	unless (exists $self->{channel}{$channel->{id}}) {
2662	$self->{channel}{$channel->{id}} = $channel;	2957	$self->{channel}{$channel->{id}} = $channel;
2663	$self->ext_msg (channel_info => $channel)	2958	$self->ext_msg (channel_info => $channel);
2664	if $self->can_msg;
2665	}	2959	}
2666		2960
2667	$channel = $channel->{id};	2961	$channel = $channel->{id};
2668	}	2962	}
2669		2963
2670	return unless @extra || length $msg;	2964	return unless @extra || length $msg;
2671		2965
2672	if ($self->can_msg) {
2673	# default colour, mask it out	2966	# default colour, mask it out
2674	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2967	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2675	if $color & cf::NDI_DEF;	2968	if $color & cf::NDI_DEF;
2676		2969
2677	$self->send_packet ("msg " . $self->{json_coder}->encode (	2970	my $pkt = "msg "
		2971	. $self->{json_coder}->encode (
2678	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2972	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2679	} else {	2973	);
2680	if ($color >= 0) {
2681	# replace some tags by gcfclient-compatible ones
2682	for ($msg) {
2683	1 while
2684	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2685	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2686	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2687	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2688	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2689	}
2690		2974
2691	$color &= cf::NDI_COLOR_MASK;	2975	$self->send_big_packet ($pkt);
2692
2693	utf8::encode $msg;
2694
2695	if (0 && $msg =~ /\[/) {
2696	# COMMAND/INFO
2697	$self->send_packet ("drawextinfo $color 10 8 $msg")
2698	} else {
2699	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2700	$self->send_packet ("drawinfo $color $msg")
2701	}
2702	}
2703	}
2704	}	2976	}
2705		2977
2706	=item $client->ext_msg ($type, @msg)	2978	=item $client->ext_msg ($type, @msg)
2707		2979
2708	Sends an ext event to the client.	2980	Sends an ext event to the client.
…		…
2711		2983
2712	sub cf::client::ext_msg($$@) {	2984	sub cf::client::ext_msg($$@) {
2713	my ($self, $type, @msg) = @_;	2985	my ($self, $type, @msg) = @_;
2714		2986
2715	if ($self->extcmd == 2) {	2987	if ($self->extcmd == 2) {
2716	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	2988	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2717	} elsif ($self->extcmd == 1) { # TODO: remove	2989	} elsif ($self->extcmd == 1) { # TODO: remove
2718	push @msg, msgtype => "event_$type";	2990	push @msg, msgtype => "event_$type";
2719	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	2991	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2720	}	2992	}
2721	}	2993	}
2722		2994
2723	=item $client->ext_reply ($msgid, @msg)	2995	=item $client->ext_reply ($msgid, @msg)
2724		2996
…		…
2728		3000
2729	sub cf::client::ext_reply($$@) {	3001	sub cf::client::ext_reply($$@) {
2730	my ($self, $id, @msg) = @_;	3002	my ($self, $id, @msg) = @_;
2731		3003
2732	if ($self->extcmd == 2) {	3004	if ($self->extcmd == 2) {
2733	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3005	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2734	} elsif ($self->extcmd == 1) {	3006	} elsif ($self->extcmd == 1) {
2735	#TODO: version 1, remove	3007	#TODO: version 1, remove
2736	unshift @msg, msgtype => "reply", msgid => $id;	3008	unshift @msg, msgtype => "reply", msgid => $id;
2737	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3009	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2738	}	3010	}
2739	}	3011	}
2740		3012
2741	=item $success = $client->query ($flags, "text", \&cb)	3013	=item $success = $client->query ($flags, "text", \&cb)
2742		3014
…		…
2869	our $safe_hole = new Safe::Hole;	3141	our $safe_hole = new Safe::Hole;
2870		3142
2871	$SIG{FPE} = 'IGNORE';	3143	$SIG{FPE} = 'IGNORE';
2872		3144
2873	$safe->permit_only (Opcode::opset qw(	3145	$safe->permit_only (Opcode::opset qw(
2874	:base_core :base_mem :base_orig :base_math	3146	:base_core :base_mem :base_orig :base_math :base_loop
2875	grepstart grepwhile mapstart mapwhile	3147	grepstart grepwhile mapstart mapwhile
2876	sort time	3148	sort time
2877	));	3149	));
2878		3150
2879	# here we export the classes and methods available to script code	3151	# here we export the classes and methods available to script code
…		…
2881	=pod	3153	=pod
2882		3154
2883	The following functions and methods are available within a safe environment:	3155	The following functions and methods are available within a safe environment:
2884		3156
2885	cf::object	3157	cf::object
2886	contr pay_amount pay_player map x y force_find force_add	3158	contr pay_amount pay_player map x y force_find force_add destroy
2887	insert remove name archname title slaying race decrease_ob_nr	3159	insert remove name archname title slaying race decrease split
		3160	value
2888		3161
2889	cf::object::player	3162	cf::object::player
2890	player	3163	player
2891		3164
2892	cf::player	3165	cf::player
…		…
2897		3170
2898	=cut	3171	=cut
2899		3172
2900	for (	3173	for (
2901	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3174	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2902	insert remove inv name archname title slaying race	3175	insert remove inv nrof name archname title slaying race
2903	decrease_ob_nr)],	3176	decrease split destroy change_exp value msg lore send_msg)],
2904	["cf::object::player" => qw(player)],	3177	["cf::object::player" => qw(player)],
2905	["cf::player" => qw(peaceful)],	3178	["cf::player" => qw(peaceful send_msg)],
2906	["cf::map" => qw(trigger)],	3179	["cf::map" => qw(trigger)],
2907	) {	3180	) {
2908	no strict 'refs';	3181	no strict 'refs';
2909	my ($pkg, @funs) = @$_;	3182	my ($pkg, @funs) = @$_;
2910	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3183	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2928		3201
2929	my $qcode = $code;	3202	my $qcode = $code;
2930	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3203	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2931	$qcode =~ s/\n/\\n/g;	3204	$qcode =~ s/\n/\\n/g;
2932		3205
		3206	%vars = (_dummy => 0) unless %vars;
		3207
		3208	my @res;
2933	local $_;	3209	local $_;
2934	local @safe::cf::_safe_eval_args = values %vars;
2935		3210
2936	my $eval =	3211	my $eval =
2937	"do {\n"	3212	"do {\n"
2938	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3213	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2939	. "#line 0 \"{$qcode}\"\n"	3214	. "#line 0 \"{$qcode}\"\n"
2940	. $code	3215	. $code
2941	. "\n}"	3216	. "\n}"
2942	;	3217	;
2943		3218
		3219	if ($CFG{safe_eval}) {
2944	sub_generation_inc;	3220	sub_generation_inc;
		3221	local @safe::cf::_safe_eval_args = values %vars;
2945	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3222	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2946	sub_generation_inc;	3223	sub_generation_inc;
		3224	} else {
		3225	local @cf::_safe_eval_args = values %vars;
		3226	@res = wantarray ? eval eval : scalar eval $eval;
		3227	}
2947		3228
2948	if ($@) {	3229	if ($@) {
2949	warn "$@";	3230	warn "$@";
2950	warn "while executing safe code '$code'\n";	3231	warn "while executing safe code '$code'\n";
2951	warn "with arguments " . (join " ", %vars) . "\n";	3232	warn "with arguments " . (join " ", %vars) . "\n";
…		…
3002		3283
3003	$facedata->{version} == 2	3284	$facedata->{version} == 2
3004	or cf::cleanup "$path: version mismatch, cannot proceed.";	3285	or cf::cleanup "$path: version mismatch, cannot proceed.";
3005		3286
3006	# patch in the exptable	3287	# patch in the exptable
		3288	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3007	$facedata->{resource}{"res/exp_table"} = {	3289	$facedata->{resource}{"res/exp_table"} = {
3008	type => FT_RSRC,	3290	type => FT_RSRC,
3009	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3291	data => $exp_table,
		3292	hash => (Digest::MD5::md5 $exp_table),
3010	};	3293	};
3011	cf::cede_to_tick;	3294	cf::cede_to_tick;
3012		3295
3013	{	3296	{
3014	my $faces = $facedata->{faceinfo};	3297	my $faces = $facedata->{faceinfo};
3015		3298
3016	while (my ($face, $info) = each %$faces) {	3299	while (my ($face, $info) = each %$faces) {
3017	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3300	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3301
3018	cf::face::set_visibility $idx, $info->{visibility};	3302	cf::face::set_visibility $idx, $info->{visibility};
3019	cf::face::set_magicmap $idx, $info->{magicmap};	3303	cf::face::set_magicmap $idx, $info->{magicmap};
3020	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3304	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3021	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3305	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
3022		3306
3023	cf::cede_to_tick;	3307	cf::cede_to_tick;
3024	}	3308	}
3025		3309
3026	while (my ($face, $info) = each %$faces) {	3310	while (my ($face, $info) = each %$faces) {
3027	next unless $info->{smooth};	3311	next unless $info->{smooth};
		3312
3028	my $idx = cf::face::find $face	3313	my $idx = cf::face::find $face
3029	or next;	3314	or next;
		3315
3030	if (my $smooth = cf::face::find $info->{smooth}) {	3316	if (my $smooth = cf::face::find $info->{smooth}) {
3031	cf::face::set_smooth $idx, $smooth;	3317	cf::face::set_smooth $idx, $smooth;
3032	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3318	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3033	} else {	3319	} else {
3034	warn "smooth face '$info->{smooth}' not found for face '$face'";	3320	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
3048		3334
3049	cf::anim::invalidate_all; # d'oh	3335	cf::anim::invalidate_all; # d'oh
3050	}	3336	}
3051		3337
3052	{	3338	{
3053	# TODO: for gcfclient pleasure, we should give resources
3054	# that gcfclient doesn't grok a >10000 face index.
3055	my $res = $facedata->{resource};	3339	my $res = $facedata->{resource};
3056		3340
3057	my $soundconf = delete $res->{"res/sound.conf"};
3058
3059	while (my ($name, $info) = each %$res) {	3341	while (my ($name, $info) = each %$res) {
		3342	if (defined $info->{type}) {
3060	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3343	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3061	my $data;
3062		3344
3063	if ($info->{type} & 1) {	3345	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3064	# prepend meta info	3346	cf::face::set_type $idx, $info->{type};
3065
3066	my $meta = $enc->encode ({
3067	name => $name,
3068	%{ $info->{meta} || {} },
3069	});
3070
3071	$data = pack "(w/a*)*", $meta, $info->{data};
3072	} else {	3347	} else {
3073	$data = $info->{data};	3348	$RESOURCE{$name} = $info;
3074	}	3349	}
3075		3350
3076	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3077	cf::face::set_type $idx, $info->{type};
3078
3079	cf::cede_to_tick;	3351	cf::cede_to_tick;
3080	}	3352	}
3081
3082	if ($soundconf) {
3083	$soundconf = $enc->decode (delete $soundconf->{data});
3084
3085	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3086	my $sound = $soundconf->{compat}[$_]
3087	or next;
3088
3089	my $face = cf::face::find "sound/$sound->[1]";
3090	cf::sound::set $sound->[0] => $face;
3091	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3092	}
3093
3094	while (my ($k, $v) = each %{$soundconf->{event}}) {
3095	my $face = cf::face::find "sound/$v";
3096	cf::sound::set $k => $face;
3097	}
3098	}
3099	}	3353	}
		3354
		3355	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3100		3356
3101	1	3357	1
3102	}	3358	}
		3359
		3360	cf::global->attach (on_resource_update => sub {
		3361	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3362	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3363
		3364	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3365	my $sound = $soundconf->{compat}[$_]
		3366	or next;
		3367
		3368	my $face = cf::face::find "sound/$sound->[1]";
		3369	cf::sound::set $sound->[0] => $face;
		3370	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3371	}
		3372
		3373	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3374	my $face = cf::face::find "sound/$v";
		3375	cf::sound::set $k => $face;
		3376	}
		3377	}
		3378	});
3103		3379
3104	register_exticmd fx_want => sub {	3380	register_exticmd fx_want => sub {
3105	my ($ns, $want) = @_;	3381	my ($ns, $want) = @_;
3106		3382
3107	while (my ($k, $v) = each %$want) {	3383	while (my ($k, $v) = each %$want) {
3108	$ns->fx_want ($k, $v);	3384	$ns->fx_want ($k, $v);
3109	}	3385	}
3110	};	3386	};
		3387
		3388	sub load_resource_file($) {
		3389	my $guard = lock_acquire "load_resource_file";
		3390
		3391	my $status = load_resource_file_ $_[0];
		3392	get_slot 0.1, 100;
		3393	cf::arch::commit_load;
		3394
		3395	$status
		3396	}
3111		3397
3112	sub reload_regions {	3398	sub reload_regions {
3113	# HACK to clear player env face cache, we need some signal framework	3399	# HACK to clear player env face cache, we need some signal framework
3114	# for this (global event?)	3400	# for this (global event?)
3115	%ext::player_env::MUSIC_FACE_CACHE = ();	3401	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3129	}	3415	}
3130		3416
3131	sub reload_archetypes {	3417	sub reload_archetypes {
3132	load_resource_file "$DATADIR/archetypes"	3418	load_resource_file "$DATADIR/archetypes"
3133	or die "unable to load archetypes\n";	3419	or die "unable to load archetypes\n";
3134	#d# NEED to laod twice to resolve forward references
3135	# this really needs to be done in an extra post-pass
3136	# (which needs to be synchronous, so solve it differently)
3137	load_resource_file "$DATADIR/archetypes"
3138	or die "unable to load archetypes\n";
3139	}	3420	}
3140		3421
3141	sub reload_treasures {	3422	sub reload_treasures {
3142	load_resource_file "$DATADIR/treasures"	3423	load_resource_file "$DATADIR/treasures"
3143	or die "unable to load treasurelists\n";	3424	or die "unable to load treasurelists\n";
3144	}	3425	}
3145		3426
3146	sub reload_resources {	3427	sub reload_resources {
3147	warn "reloading resource files...\n";	3428	warn "reloading resource files...\n";
3148		3429
		3430	reload_facedata;
		3431	reload_archetypes;
3149	reload_regions;	3432	reload_regions;
3150	reload_facedata;
3151	#reload_archetypes;#d#
3152	reload_archetypes;
3153	reload_treasures;	3433	reload_treasures;
3154		3434
3155	warn "finished reloading resource files\n";	3435	warn "finished reloading resource files\n";
3156	}	3436	}
3157		3437
3158	sub init {
3159	reload_resources;
3160	}
3161
3162	sub reload_config {	3438	sub reload_config {
		3439	warn "reloading config file...\n";
		3440
3163	open my $fh, "<:utf8", "$CONFDIR/config"	3441	open my $fh, "<:utf8", "$CONFDIR/config"
3164	or return;	3442	or return;
3165		3443
3166	local $/;	3444	local $/;
3167	*CFG = YAML::Syck::Load <$fh>;	3445	*CFG = YAML::XS::Load scalar <$fh>;
3168		3446
3169	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3447	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3170		3448
3171	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3449	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3172	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3450	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3176	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3454	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3177	and die "WARNING: m(un)lockall failed: $!\n";	3455	and die "WARNING: m(un)lockall failed: $!\n";
3178	};	3456	};
3179	warn $@ if $@;	3457	warn $@ if $@;
3180	}	3458	}
		3459
		3460	warn "finished reloading resource files\n";
		3461	}
		3462
		3463	sub pidfile() {
		3464	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3465	or die "$PIDFILE: $!";
		3466	flock $fh, &Fcntl::LOCK_EX
		3467	or die "$PIDFILE: flock: $!";
		3468	$fh
		3469	}
		3470
		3471	# make sure only one server instance is running at any one time
		3472	sub atomic {
		3473	my $fh = pidfile;
		3474
		3475	my $pid = <$fh>;
		3476	kill 9, $pid if $pid > 0;
		3477
		3478	seek $fh, 0, 0;
		3479	print $fh $$;
		3480	}
		3481
		3482	sub main_loop {
		3483	warn "EV::loop starting\n";
		3484	if (1) {
		3485	EV::loop;
		3486	}
		3487	warn "EV::loop returned\n";
		3488	goto &main_loop unless $REALLY_UNLOOP;
3181	}	3489	}
3182		3490
3183	sub main {	3491	sub main {
		3492	cf::init_globals; # initialise logging
		3493
		3494	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3495	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3496	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3497	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3498
		3499	cf::init_experience;
		3500	cf::init_anim;
		3501	cf::init_attackmess;
		3502	cf::init_dynamic;
		3503
		3504	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3505
3184	# we must not ever block the main coroutine	3506	# we must not ever block the main coroutine
3185	local $Coro::idle = sub {	3507	local $Coro::idle = sub {
3186	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3508	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3187	(async {	3509	(async {
3188	Event::one_event;	3510	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3511	EV::loop EV::LOOP_ONESHOT;
3189	})->prio (Coro::PRIO_MAX);	3512	})->prio (Coro::PRIO_MAX);
3190	};	3513	};
3191		3514
		3515	evthread_start IO::AIO::poll_fileno;
		3516
		3517	cf::sync_job {
		3518	cf::load_settings;
		3519	cf::load_materials;
		3520
		3521	reload_resources;
3192	reload_config;	3522	reload_config;
3193	db_init;	3523	db_init;
		3524
		3525	cf::init_uuid;
		3526	cf::init_signals;
		3527	cf::init_commands;
		3528	cf::init_skills;
		3529
		3530	cf::init_beforeplay;
		3531
		3532	atomic;
		3533
3194	load_extensions;	3534	load_extensions;
3195		3535
3196	$TICK_WATCHER->start;	3536	utime time, time, $RUNTIMEFILE;
3197	Event::loop;	3537
		3538	# no (long-running) fork's whatsoever before this point(!)
		3539	use POSIX ();
		3540	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3541
		3542	(pop @POST_INIT)->(0) while @POST_INIT;
		3543	};
		3544
		3545	main_loop;
3198	}	3546	}
3199		3547
3200	#############################################################################	3548	#############################################################################
3201	# initialisation and cleanup	3549	# initialisation and cleanup
3202		3550
3203	# install some emergency cleanup handlers	3551	# install some emergency cleanup handlers
3204	BEGIN {	3552	BEGIN {
		3553	our %SIGWATCHER = ();
3205	for my $signal (qw(INT HUP TERM)) {	3554	for my $signal (qw(INT HUP TERM)) {
3206	Event->signal (	3555	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3207	reentrant => 0,
3208	data => WF_AUTOCANCEL,
3209	signal => $signal,
3210	prio => 0,
3211	cb => sub {
3212	cf::cleanup "SIG$signal";	3556	cf::cleanup "SIG$signal";
3213	},
3214	);	3557	};
3215	}	3558	}
3216	}	3559	}
3217		3560
3218	sub write_runtime {	3561	sub write_runtime_sync {
3219	my $runtime = "$LOCALDIR/runtime";
3220
3221	# first touch the runtime file to show we are still running:	3562	# first touch the runtime file to show we are still running:
3222	# the fsync below can take a very very long time.	3563	# the fsync below can take a very very long time.
3223		3564
3224	IO::AIO::aio_utime $runtime, undef, undef;	3565	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3225		3566
3226	my $guard = cf::lock_acquire "write_runtime";	3567	my $guard = cf::lock_acquire "write_runtime";
3227		3568
3228	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3569	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3229	or return;	3570	or return;
3230		3571
3231	my $value = $cf::RUNTIME + 90 + 10;	3572	my $value = $cf::RUNTIME + 90 + 10;
3232	# 10 is the runtime save interval, for a monotonic clock	3573	# 10 is the runtime save interval, for a monotonic clock
3233	# 60 allows for the watchdog to kill the server.	3574	# 60 allows for the watchdog to kill the server.
…		…
3243	aio_utime $fh, undef, undef;	3584	aio_utime $fh, undef, undef;
3244		3585
3245	close $fh	3586	close $fh
3246	or return;	3587	or return;
3247		3588
3248	aio_rename "$runtime~", $runtime	3589	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3249	and return;	3590	and return;
3250		3591
3251	warn "runtime file written.\n";	3592	warn "runtime file written.\n";
3252		3593
3253	1	3594	1
		3595	}
		3596
		3597	our $uuid_lock;
		3598	our $uuid_skip;
		3599
		3600	sub write_uuid_sync($) {
		3601	$uuid_skip ||= $_[0];
		3602
		3603	return if $uuid_lock;
		3604	local $uuid_lock = 1;
		3605
		3606	my $uuid = "$LOCALDIR/uuid";
		3607
		3608	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3609	or return;
		3610
		3611	my $value = uuid_seq uuid_cur;
		3612
		3613	unless ($value) {
		3614	warn "cowardly refusing to write zero uuid value!\n";
		3615	return;
		3616	}
		3617
		3618	my $value = uuid_str $value + $uuid_skip;
		3619	$uuid_skip = 0;
		3620
		3621	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3622	and return;
		3623
		3624	# always fsync - this file is important
		3625	aio_fsync $fh
		3626	and return;
		3627
		3628	close $fh
		3629	or return;
		3630
		3631	aio_rename "$uuid~", $uuid
		3632	and return;
		3633
		3634	warn "uuid file written ($value).\n";
		3635
		3636	1
		3637
		3638	}
		3639
		3640	sub write_uuid($$) {
		3641	my ($skip, $sync) = @_;
		3642
		3643	$sync ? write_uuid_sync $skip
		3644	: async { write_uuid_sync $skip };
3254	}	3645	}
3255		3646
3256	sub emergency_save() {	3647	sub emergency_save() {
3257	my $freeze_guard = cf::freeze_mainloop;	3648	my $freeze_guard = cf::freeze_mainloop;
3258		3649
3259	warn "enter emergency perl save\n";	3650	warn "emergency_perl_save: enter\n";
3260		3651
3261	cf::sync_job {	3652	cf::sync_job {
		3653	# this is a trade-off: we want to be very quick here, so
		3654	# save all maps without fsync, and later call a global sync
		3655	# (which in turn might be very very slow)
		3656	local $USE_FSYNC = 0;
		3657
3262	# use a peculiar iteration method to avoid tripping on perl	3658	# use a peculiar iteration method to avoid tripping on perl
3263	# refcount bugs in for. also avoids problems with players	3659	# refcount bugs in for. also avoids problems with players
3264	# and maps saved/destroyed asynchronously.	3660	# and maps saved/destroyed asynchronously.
3265	warn "begin emergency player save\n";	3661	warn "emergency_perl_save: begin player save\n";
3266	for my $login (keys %cf::PLAYER) {	3662	for my $login (keys %cf::PLAYER) {
3267	my $pl = $cf::PLAYER{$login} or next;	3663	my $pl = $cf::PLAYER{$login} or next;
3268	$pl->valid or next;	3664	$pl->valid or next;
		3665	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3269	$pl->save;	3666	$pl->save;
3270	}	3667	}
3271	warn "end emergency player save\n";	3668	warn "emergency_perl_save: end player save\n";
3272		3669
3273	warn "begin emergency map save\n";	3670	warn "emergency_perl_save: begin map save\n";
3274	for my $path (keys %cf::MAP) {	3671	for my $path (keys %cf::MAP) {
3275	my $map = $cf::MAP{$path} or next;	3672	my $map = $cf::MAP{$path} or next;
3276	$map->valid or next;	3673	$map->valid or next;
3277	$map->save;	3674	$map->save;
3278	}	3675	}
3279	warn "end emergency map save\n";	3676	warn "emergency_perl_save: end map save\n";
3280		3677
3281	warn "begin emergency database checkpoint\n";	3678	warn "emergency_perl_save: begin database checkpoint\n";
3282	BDB::db_env_txn_checkpoint $DB_ENV;	3679	BDB::db_env_txn_checkpoint $DB_ENV;
3283	warn "end emergency database checkpoint\n";	3680	warn "emergency_perl_save: end database checkpoint\n";
		3681
		3682	warn "emergency_perl_save: begin write uuid\n";
		3683	write_uuid_sync 1;
		3684	warn "emergency_perl_save: end write uuid\n";
3284	};	3685	};
3285		3686
		3687	warn "emergency_perl_save: starting sync()\n";
		3688	IO::AIO::aio_sync sub {
		3689	warn "emergency_perl_save: finished sync()\n";
		3690	};
		3691
3286	warn "leave emergency perl save\n";	3692	warn "emergency_perl_save: leave\n";
3287	}	3693	}
3288		3694
3289	sub post_cleanup {	3695	sub post_cleanup {
3290	my ($make_core) = @_;	3696	my ($make_core) = @_;
3291		3697
3292	warn Carp::longmess "post_cleanup backtrace"	3698	warn Carp::longmess "post_cleanup backtrace"
3293	if $make_core;	3699	if $make_core;
		3700
		3701	my $fh = pidfile;
		3702	unlink $PIDFILE if <$fh> == $$;
		3703	}
		3704
		3705	# a safer delete_package, copied from Symbol
		3706	sub clear_package($) {
		3707	my $pkg = shift;
		3708
		3709	# expand to full symbol table name if needed
		3710	unless ($pkg =~ /^main::.*::$/) {
		3711	$pkg = "main$pkg" if $pkg =~ /^::/;
		3712	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3713	$pkg .= '::' unless $pkg =~ /::$/;
		3714	}
		3715
		3716	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3717	my $stem_symtab = *{$stem}{HASH};
		3718
		3719	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3720	or return;
		3721
		3722	# clear all symbols
		3723	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3724	for my $name (keys %$leaf_symtab) {
		3725	_gv_clear *{"$pkg$name"};
		3726	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3727	}
		3728	warn "cleared package $pkg\n";#d#
3294	}	3729	}
3295		3730
3296	sub do_reload_perl() {	3731	sub do_reload_perl() {
3297	# can/must only be called in main	3732	# can/must only be called in main
3298	if ($Coro::current != $Coro::main) {	3733	if ($Coro::current != $Coro::main) {
3299	warn "can only reload from main coroutine";	3734	warn "can only reload from main coroutine";
3300	return;	3735	return;
3301	}	3736	}
3302		3737
		3738	return if $RELOAD++;
		3739
		3740	my $t1 = EV::time;
		3741
		3742	while ($RELOAD) {
3303	warn "reloading...";	3743	warn "reloading...";
3304		3744
3305	warn "entering sync_job";	3745	warn "entering sync_job";
3306		3746
3307	cf::sync_job {	3747	cf::sync_job {
3308	cf::write_runtime; # external watchdog should not bark	3748	cf::write_runtime_sync; # external watchdog should not bark
3309	cf::emergency_save;	3749	cf::emergency_save;
3310	cf::write_runtime; # external watchdog should not bark	3750	cf::write_runtime_sync; # external watchdog should not bark
3311		3751
3312	warn "syncing database to disk";	3752	warn "syncing database to disk";
3313	BDB::db_env_txn_checkpoint $DB_ENV;	3753	BDB::db_env_txn_checkpoint $DB_ENV;
3314		3754
3315	# if anything goes wrong in here, we should simply crash as we already saved	3755	# if anything goes wrong in here, we should simply crash as we already saved
3316		3756
3317	warn "cancelling all WF_AUTOCANCEL watchers";
3318	for (Event::all_watchers) {
3319	$_->cancel if $_->data & WF_AUTOCANCEL;
3320	}
3321
3322	warn "flushing outstanding aio requests";	3757	warn "flushing outstanding aio requests";
3323	for (;;) {
3324	BDB::flush;
3325	IO::AIO::flush;
3326	Coro::cede;
3327	last unless IO::AIO::nreqs || BDB::nreqs;	3758	while (IO::AIO::nreqs || BDB::nreqs) {
3328	warn "iterate...";	3759	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3329	}
3330
3331	++$RELOAD;
3332
3333	warn "cancelling all extension coros";
3334	$_->cancel for values %EXT_CORO;
3335	%EXT_CORO = ();
3336
3337	warn "removing commands";
3338	%COMMAND = ();
3339
3340	warn "removing ext/exti commands";
3341	%EXTCMD = ();
3342	%EXTICMD = ();
3343
3344	warn "unloading/nuking all extensions";
3345	for my $pkg (@EXTS) {
3346	warn "... unloading $pkg";
3347
3348	if (my $cb = $pkg->can ("unload")) {
3349	eval {
3350	$cb->($pkg);
3351	1
3352	} or warn "$pkg unloaded, but with errors: $@";
3353	}	3760	}
3354		3761
3355	warn "... nuking $pkg";	3762	warn "cancelling all extension coros";
3356	Symbol::delete_package $pkg;	3763	$_->cancel for values %EXT_CORO;
3357	}	3764	%EXT_CORO = ();
3358		3765
3359	warn "unloading all perl modules loaded from $LIBDIR";	3766	warn "removing commands";
3360	while (my ($k, $v) = each %INC) {	3767	%COMMAND = ();
3361	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3362		3768
		3769	warn "removing ext/exti commands";
		3770	%EXTCMD = ();
		3771	%EXTICMD = ();
		3772
		3773	warn "unloading/nuking all extensions";
		3774	for my $pkg (@EXTS) {
3363	warn "... unloading $k";	3775	warn "... unloading $pkg";
3364	delete $INC{$k};
3365		3776
3366	$k =~ s/\.pm$//;
3367	$k =~ s/\//::/g;
3368
3369	if (my $cb = $k->can ("unload_module")) {	3777	if (my $cb = $pkg->can ("unload")) {
		3778	eval {
3370	$cb->();	3779	$cb->($pkg);
		3780	1
		3781	} or warn "$pkg unloaded, but with errors: $@";
		3782	}
		3783
		3784	warn "... clearing $pkg";
		3785	clear_package $pkg;
3371	}	3786	}
3372		3787
3373	Symbol::delete_package $k;	3788	warn "unloading all perl modules loaded from $LIBDIR";
		3789	while (my ($k, $v) = each %INC) {
		3790	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3791
		3792	warn "... unloading $k";
		3793	delete $INC{$k};
		3794
		3795	$k =~ s/\.pm$//;
		3796	$k =~ s/\//::/g;
		3797
		3798	if (my $cb = $k->can ("unload_module")) {
		3799	$cb->();
		3800	}
		3801
		3802	clear_package $k;
3374	}	3803	}
3375		3804
3376	warn "getting rid of safe::, as good as possible";	3805	warn "getting rid of safe::, as good as possible";
3377	Symbol::delete_package "safe::$_"	3806	clear_package "safe::$_"
3378	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3807	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3379		3808
3380	warn "unloading cf.pm \"a bit\"";	3809	warn "unloading cf.pm \"a bit\"";
3381	delete $INC{"cf.pm"};	3810	delete $INC{"cf.pm"};
3382	delete $INC{"cf/pod.pm"};	3811	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3383		3812
3384	# don't, removes xs symbols, too,	3813	# don't, removes xs symbols, too,
3385	# and global variables created in xs	3814	# and global variables created in xs
3386	#Symbol::delete_package __PACKAGE__;	3815	#clear_package __PACKAGE__;
3387		3816
3388	warn "unload completed, starting to reload now";	3817	warn "unload completed, starting to reload now";
3389		3818
3390	warn "reloading cf.pm";	3819	warn "reloading cf.pm";
3391	require cf;	3820	require cf;
3392	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3821	cf::_connect_to_perl_1;
3393		3822
3394	warn "loading config and database again";	3823	warn "loading config and database again";
3395	cf::reload_config;	3824	cf::reload_config;
3396		3825
3397	warn "loading extensions";	3826	warn "loading extensions";
3398	cf::load_extensions;	3827	cf::load_extensions;
3399		3828
		3829	if ($REATTACH_ON_RELOAD) {
3400	warn "reattaching attachments to objects/players";	3830	warn "reattaching attachments to objects/players";
3401	_global_reattach; # objects, sockets	3831	_global_reattach; # objects, sockets
3402	warn "reattaching attachments to maps";	3832	warn "reattaching attachments to maps";
3403	reattach $_ for values %MAP;	3833	reattach $_ for values %MAP;
3404	warn "reattaching attachments to players";	3834	warn "reattaching attachments to players";
3405	reattach $_ for values %PLAYER;	3835	reattach $_ for values %PLAYER;
		3836	}
3406		3837
		3838	warn "running post_init jobs";
		3839	(pop @POST_INIT)->(1) while @POST_INIT;
		3840
3407	warn "leaving sync_job";	3841	warn "leaving sync_job";
3408		3842
3409	1	3843	1
3410	} or do {	3844	} or do {
3411	warn $@;	3845	warn $@;
3412	warn "error while reloading, exiting.";	3846	cf::cleanup "error while reloading, exiting.";
3413	exit 1;
3414	};	3847	};
3415		3848
3416	warn "reloaded";	3849	warn "reloaded";
		3850	--$RELOAD;
		3851	}
		3852
		3853	$t1 = EV::time - $t1;
		3854	warn "reload completed in ${t1}s\n";
3417	};	3855	};
3418		3856
3419	our $RELOAD_WATCHER; # used only during reload	3857	our $RELOAD_WATCHER; # used only during reload
3420		3858
3421	sub reload_perl() {	3859	sub reload_perl() {
3422	# doing reload synchronously and two reloads happen back-to-back,	3860	# doing reload synchronously and two reloads happen back-to-back,
3423	# coro crashes during coro_state_free->destroy here.	3861	# coro crashes during coro_state_free->destroy here.
3424		3862
3425	$RELOAD_WATCHER ||= Event->timer (	3863	$RELOAD_WATCHER ||= cf::async {
3426	reentrant => 0,	3864	Coro::AIO::aio_wait cache_extensions;
3427	after => 0,	3865
3428	data => WF_AUTOCANCEL,	3866	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
3429	cb => sub {
3430	do_reload_perl;	3867	do_reload_perl;
3431	undef $RELOAD_WATCHER;	3868	undef $RELOAD_WATCHER;
3432	},	3869	};
3433	);	3870	};
3434	}	3871	}
3435		3872
3436	register_command "reload" => sub {	3873	register_command "reload" => sub {
3437	my ($who, $arg) = @_;	3874	my ($who, $arg) = @_;
3438		3875
3439	if ($who->flag (FLAG_WIZ)) {	3876	if ($who->flag (FLAG_WIZ)) {
3440	$who->message ("reloading server.");	3877	$who->message ("reloading server.");
		3878	async {
		3879	$Coro::current->{desc} = "perl_reload";
3441	async { reload_perl };	3880	reload_perl;
		3881	};
3442	}	3882	}
3443	};	3883	};
3444		3884
3445	unshift @INC, $LIBDIR;	3885	unshift @INC, $LIBDIR;
3446		3886
…		…
3448		3888
3449	our @WAIT_FOR_TICK;	3889	our @WAIT_FOR_TICK;
3450	our @WAIT_FOR_TICK_BEGIN;	3890	our @WAIT_FOR_TICK_BEGIN;
3451		3891
3452	sub wait_for_tick {	3892	sub wait_for_tick {
3453	return unless $TICK_WATCHER->is_active;
3454	return if $Coro::current == $Coro::main;	3893	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3455		3894
3456	my $signal = new Coro::Signal;	3895	my $signal = new Coro::Signal;
3457	push @WAIT_FOR_TICK, $signal;	3896	push @WAIT_FOR_TICK, $signal;
3458	$signal->wait;	3897	$signal->wait;
3459	}	3898	}
3460		3899
3461	sub wait_for_tick_begin {	3900	sub wait_for_tick_begin {
3462	return unless $TICK_WATCHER->is_active;
3463	return if $Coro::current == $Coro::main;	3901	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3464		3902
3465	my $signal = new Coro::Signal;	3903	my $signal = new Coro::Signal;
3466	push @WAIT_FOR_TICK_BEGIN, $signal;	3904	push @WAIT_FOR_TICK_BEGIN, $signal;
3467	$signal->wait;	3905	$signal->wait;
3468	}	3906	}
3469		3907
3470	$TICK_WATCHER = Event->timer (	3908	sub tick {
3471	reentrant => 0,
3472	parked => 1,
3473	prio => 0,
3474	at => $NEXT_TICK || $TICK,
3475	data => WF_AUTOCANCEL,
3476	cb => sub {
3477	if ($Coro::current != $Coro::main) {	3909	if ($Coro::current != $Coro::main) {
3478	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3910	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3479	unless ++$bug_warning > 10;	3911	unless ++$bug_warning > 10;
3480	return;	3912	return;
3481	}	3913	}
3482		3914
3483	$NOW = $tick_start = Event::time;
3484
3485	cf::server_tick; # one server iteration	3915	cf::server_tick; # one server iteration
3486		3916
3487	$RUNTIME += $TICK;
3488	$NEXT_TICK += $TICK;
3489
3490	if ($NOW >= $NEXT_RUNTIME_WRITE) {	3917	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3491	$NEXT_RUNTIME_WRITE = $NOW + 10;	3918	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3492	Coro::async_pool {	3919	Coro::async_pool {
		3920	$Coro::current->{desc} = "runtime saver";
3493	write_runtime	3921	write_runtime_sync
3494	or warn "ERROR: unable to write runtime file: $!";	3922	or warn "ERROR: unable to write runtime file: $!";
3495	};
3496	}	3923	};
		3924	}
3497		3925
3498	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3926	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3499	$sig->send;	3927	$sig->send;
3500	}	3928	}
3501	while (my $sig = shift @WAIT_FOR_TICK) {	3929	while (my $sig = shift @WAIT_FOR_TICK) {
3502	$sig->send;	3930	$sig->send;
3503	}	3931	}
3504		3932
3505	$NOW = Event::time;	3933	$LOAD = ($NOW - $TICK_START) / $TICK;
3506
3507	# if we are delayed by four ticks or more, skip them all
3508	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3509
3510	$TICK_WATCHER->at ($NEXT_TICK);
3511	$TICK_WATCHER->start;
3512
3513	$LOAD = ($NOW - $tick_start) / $TICK;
3514	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3934	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3515		3935
3516	_post_tick;	3936	if (0) {
		3937	if ($NEXT_TICK) {
		3938	my $jitter = $TICK_START - $NEXT_TICK;
		3939	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3940	warn "jitter $JITTER\n";#d#
		3941	}
3517	},	3942	}
3518	);	3943	}
3519		3944
3520	{	3945	{
		3946	# configure BDB
		3947
3521	BDB::min_parallel 8;	3948	BDB::min_parallel 8;
3522	BDB::max_poll_time $TICK * 0.1;	3949	BDB::max_poll_reqs $TICK * 0.1;
3523	$BDB_POLL_WATCHER = Event->io (	3950	$AnyEvent::BDB::WATCHER->priority (1);
3524	reentrant => 0,
3525	fd => BDB::poll_fileno,
3526	poll => 'r',
3527	prio => 0,
3528	data => WF_AUTOCANCEL,
3529	cb => \&BDB::poll_cb,
3530	);
3531
3532	BDB::set_sync_prepare {
3533	my $status;
3534	my $current = $Coro::current;
3535	(
3536	sub {
3537	$status = $!;
3538	$current->ready; undef $current;
3539	},
3540	sub {
3541	Coro::schedule while defined $current;
3542	$! = $status;
3543	},
3544	)
3545	};
3546		3951
3547	unless ($DB_ENV) {	3952	unless ($DB_ENV) {
3548	$DB_ENV = BDB::db_env_create;	3953	$DB_ENV = BDB::db_env_create;
3549	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	3954	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3550	| BDB::LOG_AUTOREMOVE, 1);	3955	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3956	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3551	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	3957	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3552	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	3958	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3553		3959
3554	cf::sync_job {	3960	cf::sync_job {
3555	eval {	3961	eval {
…		…
3565		3971
3566	cf::cleanup "db_env_open(db): $@" if $@;	3972	cf::cleanup "db_env_open(db): $@" if $@;
3567	};	3973	};
3568	}	3974	}
3569		3975
3570	$BDB_DEADLOCK_WATCHER = Event->timer (	3976	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3571	after => 3,
3572	interval => 1,
3573	hard => 1,
3574	prio => 0,
3575	data => WF_AUTOCANCEL,
3576	cb => sub {
3577	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };	3977	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3578	},
3579	);	3978	};
3580	$BDB_CHECKPOINT_WATCHER = Event->timer (	3979	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3581	after => 11,
3582	interval => 60,
3583	hard => 1,
3584	prio => 0,
3585	data => WF_AUTOCANCEL,
3586	cb => sub {
3587	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	3980	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3588	},
3589	);	3981	};
3590	$BDB_TRICKLE_WATCHER = Event->timer (	3982	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3591	after => 5,
3592	interval => 10,
3593	hard => 1,
3594	prio => 0,
3595	data => WF_AUTOCANCEL,
3596	cb => sub {
3597	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	3983	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3598	},
3599	);	3984	};
3600	}	3985	}
3601		3986
3602	{	3987	{
		3988	# configure IO::AIO
		3989
3603	IO::AIO::min_parallel 8;	3990	IO::AIO::min_parallel 8;
3604
3605	undef $Coro::AIO::WATCHER;
3606	IO::AIO::max_poll_time $TICK * 0.1;	3991	IO::AIO::max_poll_time $TICK * 0.1;
3607	$AIO_POLL_WATCHER = Event->io (	3992	undef $AnyEvent::AIO::WATCHER;
3608	reentrant => 0,
3609	data => WF_AUTOCANCEL,
3610	fd => IO::AIO::poll_fileno,
3611	poll => 'r',
3612	prio => 6,
3613	cb => \&IO::AIO::poll_cb,
3614	);
3615	}	3993	}
3616		3994
3617	my $_log_backtrace;	3995	my $_log_backtrace;
3618		3996
3619	sub _log_backtrace {	3997	sub _log_backtrace {
…		…
3622	$msg =~ s/\n//;	4000	$msg =~ s/\n//;
3623		4001
3624	# limit the # of concurrent backtraces	4002	# limit the # of concurrent backtraces
3625	if ($_log_backtrace < 2) {	4003	if ($_log_backtrace < 2) {
3626	++$_log_backtrace;	4004	++$_log_backtrace;
		4005	my $perl_bt = Carp::longmess $msg;
3627	async {	4006	async {
		4007	$Coro::current->{desc} = "abt $msg";
		4008
3628	my @bt = fork_call {	4009	my @bt = fork_call {
3629	@addr = map { sprintf "%x", $_ } @addr;	4010	@addr = map { sprintf "%x", $_ } @addr;
3630	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4011	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3631	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4012	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3632	or die "addr2line: $!";	4013	or die "addr2line: $!";
…		…
3640	}	4021	}
3641		4022
3642	@funcs	4023	@funcs
3643	};	4024	};
3644		4025
3645	LOG llevInfo, "[ABT] $msg\n";	4026	LOG llevInfo, "[ABT] $perl_bt\n";
		4027	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3646	LOG llevInfo, "[ABT] $_\n" for @bt;	4028	LOG llevInfo, "[ABT] $_\n" for @bt;
3647	--$_log_backtrace;	4029	--$_log_backtrace;
3648	};	4030	};
3649	} else {	4031	} else {
3650	LOG llevInfo, "[ABT] $msg\n";	4032	LOG llevInfo, "[ABT] $msg\n";
3651	LOG llevInfo, "[ABT] [suppressed]\n";	4033	LOG llevInfo, "[ABT] [suppressed]\n";
3652	}	4034	}
3653	}	4035	}
3654		4036
3655	# load additional modules	4037	# load additional modules
3656	use cf::pod;	4038	require "cf/$_.pm" for @EXTRA_MODULES;
		4039	cf::_connect_to_perl_2;
3657		4040
3658	END { cf::emergency_save }	4041	END { cf::emergency_save }
3659		4042
3660	1	4043	1
3661		4044

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