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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.339 by root, Fri Aug 24 00:26:10 2007 UTC vs.
Revision 1.547 by root, Sun May 9 22:51:13 2010 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008,2009,2010 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
3	use utf8;	25	use common::sense;
4	use strict;
5		26
6	use Symbol;	27	use Symbol;
7	use List::Util;	28	use List::Util;
8	use Socket;	29	use Socket;
9	use Storable;	30	use EV;
10	use Event;
11	use Opcode;	31	use Opcode;
12	use Safe;	32	use Safe;
13	use Safe::Hole;	33	use Safe::Hole;
		34	use Storable ();
		35	use Carp ();
14		36
		37	use Guard ();
15	use Coro 3.64 ();	38	use Coro ();
16	use Coro::State;	39	use Coro::State;
17	use Coro::Handle;	40	use Coro::Handle;
		41	use Coro::EV;
18	use Coro::Event;	42	use Coro::AnyEvent;
19	use Coro::Timer;	43	use Coro::Timer;
20	use Coro::Signal;	44	use Coro::Signal;
21	use Coro::Semaphore;	45	use Coro::Semaphore;
		46	use Coro::SemaphoreSet;
		47	use Coro::AnyEvent;
22	use Coro::AIO;	48	use Coro::AIO;
		49	use Coro::BDB 1.6;
23	use Coro::Storable;	50	use Coro::Storable;
24	use Coro::Util ();	51	use Coro::Util ();
25		52
26	use JSON::XS 1.4 ();	53	use JSON::XS 2.01 ();
27	use BDB ();	54	use BDB ();
28	use Data::Dumper;	55	use Data::Dumper;
29	use Digest::MD5;
30	use Fcntl;	56	use Fcntl;
31	use YAML::Syck ();	57	use YAML::XS ();
32	use IO::AIO 2.32 ();	58	use IO::AIO ();
33	use Time::HiRes;	59	use Time::HiRes;
34	use Compress::LZF;	60	use Compress::LZF;
35	use Digest::MD5 ();	61	use Digest::MD5 ();
		62
		63	AnyEvent::detect;
36		64
37	# configure various modules to our taste	65	# configure various modules to our taste
38	#	66	#
39	$Storable::canonical = 1; # reduce rsync transfers	67	$Storable::canonical = 1; # reduce rsync transfers
40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	68	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		69
		70	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		71
		72	# make sure c-lzf reinitialises itself
		73	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
41	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	74	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42		75
43	$Event::Eval = 1; # no idea why this is required, but it is	76	# strictly for debugging
44		77	$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		78
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	79	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
		80
		81	our @ORIG_INC;
51		82
52	our %COMMAND = ();	83	our %COMMAND = ();
53	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
54		85
55	our @EXTS = (); # list of extension package names	86	our @EXTS = (); # list of extension package names
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; # unused
		112
		113	our $OUTPUT_RATE_MIN = 3000;
		114	our $OUTPUT_RATE_MAX = 1000000;
		115
		116	our $MAX_LINKS = 32; # how many chained exits to follow
		117	our $VERBOSE_IO = 1;
75		118
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	119	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	120	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	121	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	122	our $USE_FSYNC = 1; # use fsync to write maps - default on
83		123
		124	our $BDB_DEADLOCK_WATCHER;
		125	our $BDB_CHECKPOINT_WATCHER;
84	our $BDB_POLL_WATCHER;	126	our $BDB_TRICKLE_WATCHER;
85	our $DB_ENV;	127	our $DB_ENV;
		128
		129	our @EXTRA_MODULES = qw(pod match mapscript incloader);
86		130
87	our %CFG;	131	our %CFG;
88		132
89	our $UPTIME; $UPTIME ||= time;	133	our $UPTIME; $UPTIME ||= time;
90	our $RUNTIME;	134	our $RUNTIME;
		135	our $NOW;
91		136
92	our %PLAYER; # all users	137	our (%PLAYER, %PLAYER_LOADING); # all users
93	our %MAP; # all maps	138	our (%MAP, %MAP_LOADING ); # all maps
94	our $LINK_MAP; # the special {link} map, which is always available	139	our $LINK_MAP; # the special {link} map, which is always available
95		140
96	# used to convert map paths into valid unix filenames by replacing / by ∕	141	# used to convert map paths into valid unix filenames by replacing / by ∕
97	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	142	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
98		143
99	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	144	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
100	our $LOADAVG; # same thing, but with alpha-smoothing	145	our $LOADAVG; # same thing, but with alpha-smoothing
		146	our $JITTER; # average jitter
101	our $tick_start; # for load detecting purposes	147	our $TICK_START; # for load detecting purposes
		148
		149	our @POST_INIT;
		150
		151	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		152	our $REALLY_UNLOOP; # never set to true, please :)
102		153
103	binmode STDOUT;	154	binmode STDOUT;
104	binmode STDERR;	155	binmode STDERR;
105		156
106	# read virtual server time, if available	157	# read virtual server time, if available
107	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	158	unless ($RUNTIME || !-e $RUNTIMEFILE) {
108	open my $fh, "<", "$LOCALDIR/runtime"	159	open my $fh, "<", $RUNTIMEFILE
109	or die "unable to read runtime file: $!";	160	or die "unable to read $RUNTIMEFILE file: $!";
110	$RUNTIME = <$fh> + 0.;	161	$RUNTIME = <$fh> + 0.;
111	}	162	}
		163
		164	eval "sub TICK() { $TICK } 1" or die;
112		165
113	mkdir $_	166	mkdir $_
114	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	167	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
115		168
116	our $EMERGENCY_POSITION;	169	our $EMERGENCY_POSITION;
117		170
118	sub cf::map::normalise;	171	sub cf::map::normalise;
		172
		173	sub in_main() {
		174	$Coro::current == $Coro::main
		175	}
		176
		177	#############################################################################
		178
		179	%REFLECT = ();
		180	for (@REFLECT) {
		181	my $reflect = JSON::XS::decode_json $_;
		182	$REFLECT{$reflect->{class}} = $reflect;
		183	}
		184
		185	# this is decidedly evil
		186	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
119		187
120	#############################################################################	188	#############################################################################
121		189
122	=head2 GLOBAL VARIABLES	190	=head2 GLOBAL VARIABLES
123		191
…		…
159		227
160	The raw value load value from the last tick.	228	The raw value load value from the last tick.
161		229
162	=item %cf::CFG	230	=item %cf::CFG
163		231
164	Configuration for the server, loaded from C</etc/crossfire/config>, or	232	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
165	from wherever your confdir points to.	233	from wherever your confdir points to.
166		234
167	=item cf::wait_for_tick, cf::wait_for_tick_begin	235	=item cf::wait_for_tick, cf::wait_for_tick_begin
168		236
169	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	237	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
170	returns directly I<after> the tick processing (and consequently, can only wake one process	238	returns directly I<after> the tick processing (and consequently, can only wake one thread
171	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	239	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
172		240
		241	=cut
		242
		243	sub wait_for_tick();
		244	sub wait_for_tick_begin();
		245
173	=item @cf::INVOKE_RESULTS	246	=item @cf::INVOKE_RESULTS
174		247
175	This array contains the results of the last C<invoke ()> call. When	248	This array contains the results of the last C<invoke ()> call. When
176	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	249	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
177	that call.	250	that call.
178		251
		252	=item %cf::REFLECT
		253
		254	Contains, for each (C++) class name, a hash reference with information
		255	about object members (methods, scalars, arrays and flags) and other
		256	metadata, which is useful for introspection.
		257
179	=back	258	=back
180		259
181	=cut	260	=cut
182		261
183	BEGIN {	262	sub error(@) { LOG llevError, join "", @_ }
184	*CORE::GLOBAL::warn = sub {	263	sub warn (@) { LOG llevWarn , join "", @_ }
		264	sub info (@) { LOG llevInfo , join "", @_ }
		265	sub debug(@) { LOG llevDebug, join "", @_ }
		266	sub trace(@) { LOG llevTrace, join "", @_ }
		267
		268	$Coro::State::WARNHOOK = sub {
185	my $msg = join "", @_;	269	my $msg = join "", @_;
186		270
187	$msg .= "\n"	271	$msg .= "\n"
188	unless $msg =~ /\n$/;	272	unless $msg =~ /\n$/;
189		273
190	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	274	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
191		275
192	utf8::encode $msg;
193	LOG llevError, $msg;	276	LOG llevWarn, $msg;
194	};	277	};
195	}	278
		279	$Coro::State::DIEHOOK = sub {
		280	return unless $^S eq 0; # "eq", not "=="
		281
		282	error Carp::longmess $_[0];
		283
		284	if (in_main) {#d#
		285	error "DIEHOOK called in main context, Coro bug?\n";#d#
		286	return;#d#
		287	}#d#
		288
		289	# kill coroutine otherwise
		290	Coro::terminate
		291	};
196		292
197	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	293	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
198	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	294	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
199	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	295	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
200	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	296	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
207	for my $pkg (qw(	303	for my $pkg (qw(
208	cf::global cf::attachable	304	cf::global cf::attachable
209	cf::object cf::object::player	305	cf::object cf::object::player
210	cf::client cf::player	306	cf::client cf::player
211	cf::arch cf::living	307	cf::arch cf::living
		308	cf::map cf::mapspace
212	cf::map cf::party cf::region	309	cf::party cf::region
213	)) {	310	)) {
214	no strict 'refs';
215	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	311	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
216	}	312	}
217		313
218	$Event::DIED = sub {	314	$EV::DIED = sub {
219	warn "error in event callback: @_";	315	Carp::cluck "error in event callback: @_";
220	};	316	};
221		317
222	#############################################################################	318	#############################################################################
223		319
224	=head2 UTILITY FUNCTIONS	320	=head2 UTILITY FUNCTIONS
…		…
246	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	342	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
247	$d	343	$d
248	} || "[unable to dump $_[0]: '$@']";	344	} || "[unable to dump $_[0]: '$@']";
249	}	345	}
250		346
251	=item $ref = cf::from_json $json	347	=item $ref = cf::decode_json $json
252		348
253	Converts a JSON string into the corresponding perl data structure.	349	Converts a JSON string into the corresponding perl data structure.
254		350
255	=item $json = cf::to_json $ref	351	=item $json = cf::encode_json $ref
256		352
257	Converts a perl data structure into its JSON representation.	353	Converts a perl data structure into its JSON representation.
258		354
259	=cut	355	=cut
260		356
261	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	357	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
262		358
263	sub to_json ($) { $json_coder->encode ($_[0]) }	359	sub encode_json($) { $json_coder->encode ($_[0]) }
264	sub from_json ($) { $json_coder->decode ($_[0]) }	360	sub decode_json($) { $json_coder->decode ($_[0]) }
		361
		362	=item cf::post_init { BLOCK }
		363
		364	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		365	but I<before> the server starts ticking again.
		366
		367	The cdoeblock will have a single boolean argument to indicate whether this
		368	is a reload or not.
		369
		370	=cut
		371
		372	sub post_init(&) {
		373	push @POST_INIT, shift;
		374	}
265		375
266	=item cf::lock_wait $string	376	=item cf::lock_wait $string
267		377
268	Wait until the given lock is available. See cf::lock_acquire.	378	Wait until the given lock is available. See cf::lock_acquire.
269		379
270	=item my $lock = cf::lock_acquire $string	380	=item my $lock = cf::lock_acquire $string
271		381
272	Wait until the given lock is available and then acquires it and returns	382	Wait until the given lock is available and then acquires it and returns
273	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	383	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
274	for example when the coroutine gets canceled), the lock is automatically	384	for example when the coroutine gets canceled), the lock is automatically
275	returned.	385	returned.
276		386
		387	Locks are *not* recursive, locking from the same coro twice results in a
		388	deadlocked coro.
		389
277	Lock names should begin with a unique identifier (for example, cf::map::find	390	Lock names should begin with a unique identifier (for example, cf::map::find
278	uses map_find and cf::map::load uses map_load).	391	uses map_find and cf::map::load uses map_load).
279		392
280	=item $locked = cf::lock_active $string	393	=item $locked = cf::lock_active $string
281		394
282	Return true if the lock is currently active, i.e. somebody has locked it.	395	Return true if the lock is currently active, i.e. somebody has locked it.
283		396
284	=cut	397	=cut
285		398
286	our %LOCK;	399	our $LOCKS = new Coro::SemaphoreSet;
287		400
288	sub lock_wait($) {	401	sub lock_wait($) {
289	my ($key) = @_;	402	$LOCKS->wait ($_[0]);
290
291	# wait for lock, if any
292	while ($LOCK{$key}) {
293	push @{ $LOCK{$key} }, $Coro::current;
294	Coro::schedule;
295	}
296	}	403	}
297		404
298	sub lock_acquire($) {	405	sub lock_acquire($) {
299	my ($key) = @_;	406	$LOCKS->guard ($_[0])
300
301	# wait, to be sure we are not locked
302	lock_wait $key;
303
304	$LOCK{$key} = [];
305
306	Coro::guard {
307	# wake up all waiters, to be on the safe side
308	$_->ready for @{ delete $LOCK{$key} };
309	}
310	}	407	}
311		408
312	sub lock_active($) {	409	sub lock_active($) {
313	my ($key) = @_;	410	$LOCKS->count ($_[0]) < 1
314
315	! ! $LOCK{$key}
316	}	411	}
317		412
318	sub freeze_mainloop {	413	sub freeze_mainloop {
319	return unless $TICK_WATCHER->is_active;	414	tick_inhibit_inc;
320		415
321	my $guard = Coro::guard {	416	&Guard::guard (\&tick_inhibit_dec);
322	$TICK_WATCHER->start;	417	}
323	};	418
324	$TICK_WATCHER->stop;	419	=item cf::periodic $interval, $cb
325	$guard	420
		421	Like EV::periodic, but randomly selects a starting point so that the actions
		422	get spread over time.
		423
		424	=cut
		425
		426	sub periodic($$) {
		427	my ($interval, $cb) = @_;
		428
		429	my $start = rand List::Util::min 180, $interval;
		430
		431	EV::periodic $start, $interval, 0, $cb
326	}	432	}
327		433
328	=item cf::get_slot $time[, $priority[, $name]]	434	=item cf::get_slot $time[, $priority[, $name]]
329		435
330	Allocate $time seconds of blocking CPU time at priority C<$priority>:	436	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
338		444
339	=cut	445	=cut
340		446
341	our @SLOT_QUEUE;	447	our @SLOT_QUEUE;
342	our $SLOT_QUEUE;	448	our $SLOT_QUEUE;
		449	our $SLOT_DECAY = 0.9;
343		450
344	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	451	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
345	$SLOT_QUEUE = Coro::async {	452	$SLOT_QUEUE = Coro::async {
		453	$Coro::current->desc ("timeslot manager");
		454
346	my $signal = new Coro::Signal;	455	my $signal = new Coro::Signal;
		456	my $busy;
347		457
348	while () {	458	while () {
349	next_job:	459	next_job:
		460
350	my $avail = cf::till_tick;	461	my $avail = cf::till_tick;
351	if ($avail > 0.01) {	462
352	for (0 .. $#SLOT_QUEUE) {	463	for (0 .. $#SLOT_QUEUE) {
353	if ($SLOT_QUEUE[$_][0] < $avail) {	464	if ($SLOT_QUEUE[$_][0] <= $avail) {
		465	$busy = 0;
354	my $job = splice @SLOT_QUEUE, $_, 1, ();	466	my $job = splice @SLOT_QUEUE, $_, 1, ();
355	$job->[2]->send;	467	$job->[2]->send;
356	Coro::cede;	468	Coro::cede;
357	goto next_job;	469	goto next_job;
358	}	470	} else {
		471	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
359	}	472	}
360	}	473	}
361		474
362	if (@SLOT_QUEUE) {	475	if (@SLOT_QUEUE) {
363	# we do not use wait_For_tick() as it returns immediately when tick is inactive	476	# we do not use wait_for_tick() as it returns immediately when tick is inactive
364	push @cf::WAIT_FOR_TICK, $signal;	477	push @cf::WAIT_FOR_TICK, $signal;
365	$signal->wait;	478	$signal->wait;
366	} else {	479	} else {
		480	$busy = 0;
367	Coro::schedule;	481	Coro::schedule;
368	}	482	}
369	}	483	}
370	};	484	};
371		485
372	sub get_slot($;$$) {	486	sub get_slot($;$$) {
		487	return if tick_inhibit || $Coro::current == $Coro::main;
		488
373	my ($time, $pri, $name) = @_;	489	my ($time, $pri, $name) = @_;
374		490
375	$time = $TICK * .6 if $time > $TICK * .6;	491	$time = clamp $time, 0.01, $TICK * .6;
		492
376	my $sig = new Coro::Signal;	493	my $sig = new Coro::Signal;
377		494
378	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	495	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
379	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	496	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
380	$SLOT_QUEUE->ready;	497	$SLOT_QUEUE->ready;
…		…
391		508
392	BEGIN { *async = \&Coro::async_pool }	509	BEGIN { *async = \&Coro::async_pool }
393		510
394	=item cf::sync_job { BLOCK }	511	=item cf::sync_job { BLOCK }
395		512
396	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	513	The design of Deliantra requires that the main coroutine ($Coro::main)
397	is always able to handle events or runnable, as Crossfire TRT is only	514	is always able to handle events or runnable, as Deliantra is only
398	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	515	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
399	acceptable.	516	acceptable.
400		517
401	If it must be done, put the blocking parts into C<sync_job>. This will run	518	If it must be done, put the blocking parts into C<sync_job>. This will run
402	the given BLOCK in another coroutine while waiting for the result. The	519	the given BLOCK in another coroutine while waiting for the result. The
…		…
406	=cut	523	=cut
407		524
408	sub sync_job(&) {	525	sub sync_job(&) {
409	my ($job) = @_;	526	my ($job) = @_;
410		527
411	if ($Coro::current == $Coro::main) {	528	if (in_main) {
412	my $time = Event::time;	529	my $time = AE::time;
413		530
414	# this is the main coro, too bad, we have to block	531	# this is the main coro, too bad, we have to block
415	# till the operation succeeds, freezing the server :/	532	# till the operation succeeds, freezing the server :/
416		533
417	# TODO: use suspend/resume instead	534	#LOG llevError, Carp::longmess "sync job";#d#
418	# (but this is cancel-safe)	535
419	my $freeze_guard = freeze_mainloop;	536	my $freeze_guard = freeze_mainloop;
420		537
421	my $busy = 1;	538	my $busy = 1;
422	my @res;	539	my @res;
423		540
424	(async {	541	(async {
		542	$Coro::current->desc ("sync job coro");
425	@res = eval { $job->() };	543	@res = eval { $job->() };
426	warn $@ if $@;	544	error $@ if $@;
427	undef $busy;	545	undef $busy;
428	})->prio (Coro::PRIO_MAX);	546	})->prio (Coro::PRIO_MAX);
429		547
430	while ($busy) {	548	while ($busy) {
431	Coro::cede or Event::one_event;	549	if (Coro::nready) {
		550	Coro::cede_notself;
		551	} else {
		552	EV::loop EV::LOOP_ONESHOT;
432	}	553	}
		554	}
433		555
434	$time = Event::time - $time;	556	my $time = AE::time - $time;
435		557
436	LOG llevError | logBacktrace, Carp::longmess "long sync job"
437	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
438
439	$tick_start += $time; # do not account sync jobs to server load	558	$TICK_START += $time; # do not account sync jobs to server load
440		559
441	wantarray ? @res : $res[0]	560	wantarray ? @res : $res[0]
442	} else {	561	} else {
443	# we are in another coroutine, how wonderful, everything just works	562	# we are in another coroutine, how wonderful, everything just works
444		563
…		…
469	=item fork_call { }, $args	588	=item fork_call { }, $args
470		589
471	Executes the given code block with the given arguments in a seperate	590	Executes the given code block with the given arguments in a seperate
472	process, returning the results. Everything must be serialisable with	591	process, returning the results. Everything must be serialisable with
473	Coro::Storable. May, of course, block. Note that the executed sub may	592	Coro::Storable. May, of course, block. Note that the executed sub may
474	never block itself or use any form of Event handling.	593	never block itself or use any form of event handling.
475		594
476	=cut	595	=cut
		596
		597	sub post_fork {
		598	reset_signals;
		599	}
477		600
478	sub fork_call(&@) {	601	sub fork_call(&@) {
479	my ($cb, @args) = @_;	602	my ($cb, @args) = @_;
480		603
481	# we seemingly have to make a local copy of the whole thing,	604	# we seemingly have to make a local copy of the whole thing,
482	# otherwise perl prematurely frees the stuff :/	605	# otherwise perl prematurely frees the stuff :/
483	# TODO: investigate and fix (liekly this will be rather laborious)	606	# TODO: investigate and fix (likely this will be rather laborious)
484		607
485	my @res = Coro::Util::fork_eval {	608	my @res = Coro::Util::fork_eval {
486	reset_signals;	609	cf::post_fork;
487	&$cb	610	&$cb
488	}, @args;	611	}, @args;
489		612
490	wantarray ? @res : $res[-1]	613	wantarray ? @res : $res[-1]
491	}	614	}
492		615
		616	sub objinfo {
		617	(
		618	"counter value" => cf::object::object_count,
		619	"objects created" => cf::object::create_count,
		620	"objects destroyed" => cf::object::destroy_count,
		621	"freelist size" => cf::object::free_count,
		622	"allocated objects" => cf::object::objects_size,
		623	"active objects" => cf::object::actives_size,
		624	)
		625	}
		626
		627	=item $coin = coin_from_name $name
		628
		629	=cut
		630
		631	our %coin_alias = (
		632	"silver" => "silvercoin",
		633	"silvercoin" => "silvercoin",
		634	"silvercoins" => "silvercoin",
		635	"gold" => "goldcoin",
		636	"goldcoin" => "goldcoin",
		637	"goldcoins" => "goldcoin",
		638	"platinum" => "platinacoin",
		639	"platinumcoin" => "platinacoin",
		640	"platinumcoins" => "platinacoin",
		641	"platina" => "platinacoin",
		642	"platinacoin" => "platinacoin",
		643	"platinacoins" => "platinacoin",
		644	"royalty" => "royalty",
		645	"royalties" => "royalty",
		646	);
		647
		648	sub coin_from_name($) {
		649	$coin_alias{$_[0]}
		650	? cf::arch::find $coin_alias{$_[0]}
		651	: undef
		652	}
		653
493	=item $value = cf::db_get $family => $key	654	=item $value = cf::db_get $family => $key
494		655
495	Returns a single value from the environment database.	656	Returns a single value from the environment database.
496		657
497	=item cf::db_put $family => $key => $value	658	=item cf::db_put $family => $key => $value
498		659
499	Stores the given C<$value> in the family. It can currently store binary	660	Stores the given C<$value> in the family. It can currently store binary
500	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	661	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
501		662
		663	=item $db = cf::db_table "name"
		664
		665	Create and/or open a new database table. The string must not be "db" and must be unique
		666	within each server.
		667
502	=cut	668	=cut
		669
		670	sub db_table($) {
		671	cf::error "db_get called from main context"
		672	if $Coro::current == $Coro::main;
		673
		674	my ($name) = @_;
		675	my $db = BDB::db_create $DB_ENV;
		676
		677	eval {
		678	$db->set_flags (BDB::CHKSUM);
		679
		680	utf8::encode $name;
		681	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		682	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		683	cf::cleanup "db_open(db): $!" if $!;
		684	};
		685	cf::cleanup "db_open(db): $@" if $@;
		686
		687	$db
		688	}
503		689
504	our $DB;	690	our $DB;
505		691
506	sub db_init {	692	sub db_init {
507	unless ($DB) {	693	$DB ||= db_table "db";
508	$DB = BDB::db_create $DB_ENV;
509
510	cf::sync_job {
511	eval {
512	$DB->set_flags (BDB::CHKSUM);
513
514	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
515	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
516	cf::cleanup "db_open(db): $!" if $!;
517	};
518	cf::cleanup "db_open(db): $@" if $@;
519	};
520	}
521	}	694	}
522		695
523	sub db_get($$) {	696	sub db_get($$) {
524	my $key = "$_[0]/$_[1]";	697	my $key = "$_[0]/$_[1]";
525		698
526	cf::sync_job {	699	cf::error "db_get called from main context"
		700	if $Coro::current == $Coro::main;
		701
527	BDB::db_get $DB, undef, $key, my $data;	702	BDB::db_get $DB, undef, $key, my $data;
528		703
529	$! ? ()	704	$! ? ()
530	: $data	705	: $data
531	}
532	}	706	}
533		707
534	sub db_put($$$) {	708	sub db_put($$$) {
535	BDB::dbreq_pri 4;	709	BDB::dbreq_pri 4;
536	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	710	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
575	if (1) {	749	if (1) {
576	$md5 =	750	$md5 =
577	join "\x00",	751	join "\x00",
578	$processversion,	752	$processversion,
579	map {	753	map {
580	Coro::cede;	754	cf::cede_to_tick;
581	($src->[$_], Digest::MD5::md5_hex $data[$_])	755	($src->[$_], Digest::MD5::md5_hex $data[$_])
582	} 0.. $#$src;	756	} 0.. $#$src;
583		757
584		758
585	my $dbmd5 = db_get cache => "$id/md5";	759	my $dbmd5 = db_get cache => "$id/md5";
…		…
592		766
593	my $t1 = Time::HiRes::time;	767	my $t1 = Time::HiRes::time;
594	my $data = $process->(\@data);	768	my $data = $process->(\@data);
595	my $t2 = Time::HiRes::time;	769	my $t2 = Time::HiRes::time;
596		770
597	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	771	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
598		772
599	db_put cache => "$id/data", $data;	773	db_put cache => "$id/data", $data;
600	db_put cache => "$id/md5" , $md5;	774	db_put cache => "$id/md5" , $md5;
601	db_put cache => "$id/meta", $meta;	775	db_put cache => "$id/meta", $meta;
602		776
…		…
612		786
613	=cut	787	=cut
614		788
615	sub datalog($@) {	789	sub datalog($@) {
616	my ($type, %kv) = @_;	790	my ($type, %kv) = @_;
617	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	791	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
618	}	792	}
619		793
620	=back	794	=back
621		795
622	=cut	796	=cut
623		797
624	#############################################################################	798	#############################################################################
625		799
626	=head2 ATTACHABLE OBJECTS	800	=head2 ATTACHABLE OBJECTS
627		801
628	Many objects in crossfire are so-called attachable objects. That means you can	802	Many objects in deliantra are so-called attachable objects. That means you can
629	attach callbacks/event handlers (a collection of which is called an "attachment")	803	attach callbacks/event handlers (a collection of which is called an "attachment")
630	to it. All such attachable objects support the following methods.	804	to it. All such attachable objects support the following methods.
631		805
632	In the following description, CLASS can be any of C<global>, C<object>	806	In the following description, CLASS can be any of C<global>, C<object>
633	C<player>, C<client> or C<map> (i.e. the attachable objects in	807	C<player>, C<client> or C<map> (i.e. the attachable objects in
634	Crossfire TRT).	808	Deliantra).
635		809
636	=over 4	810	=over 4
637		811
638	=item $attachable->attach ($attachment, key => $value...)	812	=item $attachable->attach ($attachment, key => $value...)
639		813
…		…
683	=item cf::CLASS::attachment $name, ...	857	=item cf::CLASS::attachment $name, ...
684		858
685	Register an attachment by C<$name> through which attachable objects of the	859	Register an attachment by C<$name> through which attachable objects of the
686	given CLASS can refer to this attachment.	860	given CLASS can refer to this attachment.
687		861
688	Some classes such as crossfire maps and objects can specify attachments	862	Some classes such as deliantra maps and objects can specify attachments
689	that are attached at load/instantiate time, thus the need for a name.	863	that are attached at load/instantiate time, thus the need for a name.
690		864
691	These calls expect any number of the following handler/hook descriptions:	865	These calls expect any number of the following handler/hook descriptions:
692		866
693	=over 4	867	=over 4
…		…
817		991
818	} elsif (exists $cb_id{$type}) {	992	} elsif (exists $cb_id{$type}) {
819	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	993	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
820		994
821	} elsif (ref $type) {	995	} elsif (ref $type) {
822	warn "attaching objects not supported, ignoring.\n";	996	error "attaching objects not supported, ignoring.\n";
823		997
824	} else {	998	} else {
825	shift @arg;	999	shift @arg;
826	warn "attach argument '$type' not supported, ignoring.\n";	1000	error "attach argument '$type' not supported, ignoring.\n";
827	}	1001	}
828	}	1002	}
829	}	1003	}
830		1004
831	sub _object_attach {	1005	sub _object_attach {
…		…
841	_attach $registry, $klass, @attach;	1015	_attach $registry, $klass, @attach;
842	}	1016	}
843		1017
844	$obj->{$name} = \%arg;	1018	$obj->{$name} = \%arg;
845	} else {	1019	} else {
846	warn "object uses attachment '$name' which is not available, postponing.\n";	1020	info "object uses attachment '$name' which is not available, postponing.\n";
847	}	1021	}
848		1022
849	$obj->{_attachment}{$name} = undef;	1023	$obj->{_attachment}{$name} = undef;
850	}	1024	}
851		1025
…		…
910		1084
911	for (@$callbacks) {	1085	for (@$callbacks) {
912	eval { &{$_->[1]} };	1086	eval { &{$_->[1]} };
913		1087
914	if ($@) {	1088	if ($@) {
915	warn "$@";
916	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1089	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
917	override;	1090	override;
918	}	1091	}
919		1092
920	return 1 if $override;	1093	return 1 if $override;
921	}	1094	}
922		1095
923	0	1096	0
924	}	1097	}
925		1098
926	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1099	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
927		1100
928	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1101	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
929		1102
930	Generate an object-specific event with the given arguments.	1103	Generate an object-specific event with the given arguments.
931		1104
…		…
937		1110
938	=cut	1111	=cut
939		1112
940	#############################################################################	1113	#############################################################################
941	# object support	1114	# object support
942	#
943		1115
		1116	sub _object_equal($$);
		1117	sub _object_equal($$) {
		1118	my ($a, $b) = @_;
		1119
		1120	return 0 unless (ref $a) eq (ref $b);
		1121
		1122	if ("HASH" eq ref $a) {
		1123	my @ka = keys %$a;
		1124	my @kb = keys %$b;
		1125
		1126	return 0 if @ka != @kb;
		1127
		1128	for (0 .. $#ka) {
		1129	return 0 unless $ka[$_] eq $kb[$_];
		1130	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1131	}
		1132
		1133	} elsif ("ARRAY" eq ref $a) {
		1134
		1135	return 0 if @$a != @$b;
		1136
		1137	for (0 .. $#$a) {
		1138	return 0 unless _object_equal $a->[$_], $b->[$_];
		1139	}
		1140
		1141	} elsif ($a ne $b) {
		1142	return 0;
		1143	}
		1144
		1145	1
		1146	}
		1147
		1148	our $SLOW_MERGES;#d#
944	sub _can_merge {	1149	sub _can_merge {
945	my ($ob1, $ob2) = @_;	1150	my ($ob1, $ob2) = @_;
946		1151
947	local $Storable::canonical = 1;	1152	++$SLOW_MERGES;#d#
948	my $fob1 = Storable::freeze $ob1;
949	my $fob2 = Storable::freeze $ob2;
950		1153
951	$fob1 eq $fob2	1154	# we do the slow way here
		1155	return _object_equal $ob1, $ob2
952	}	1156	}
953		1157
954	sub reattach {	1158	sub reattach {
955	# basically do the same as instantiate, without calling instantiate	1159	# basically do the same as instantiate, without calling instantiate
956	my ($obj) = @_;	1160	my ($obj) = @_;
957		1161
		1162	# no longer needed after getting rid of delete_package?
958	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1163	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
959		1164
960	my $registry = $obj->registry;	1165	my $registry = $obj->registry;
961		1166
962	@$registry = ();	1167	@$registry = ();
963		1168
…		…
968	for (@$attach) {	1173	for (@$attach) {
969	my ($klass, @attach) = @$_;	1174	my ($klass, @attach) = @$_;
970	_attach $registry, $klass, @attach;	1175	_attach $registry, $klass, @attach;
971	}	1176	}
972	} else {	1177	} else {
973	warn "object uses attachment '$name' that is not available, postponing.\n";	1178	info "object uses attachment '$name' that is not available, postponing.\n";
974	}	1179	}
975	}	1180	}
976	}	1181	}
977		1182
978	cf::attachable->attach (	1183	cf::attachable->attach (
979	prio => -1000000,	1184	prio => -1000000,
980	on_instantiate => sub {	1185	on_instantiate => sub {
981	my ($obj, $data) = @_;	1186	my ($obj, $data) = @_;
982		1187
983	$data = from_json $data;	1188	$data = decode_json $data;
984		1189
985	for (@$data) {	1190	for (@$data) {
986	my ($name, $args) = @$_;	1191	my ($name, $args) = @$_;
987		1192
988	$obj->attach ($name, %{$args || {} });	1193	$obj->attach ($name, %{$args || {} });
…		…
1004	sub object_freezer_save {	1209	sub object_freezer_save {
1005	my ($filename, $rdata, $objs) = @_;	1210	my ($filename, $rdata, $objs) = @_;
1006		1211
1007	sync_job {	1212	sync_job {
1008	if (length $$rdata) {	1213	if (length $$rdata) {
		1214	utf8::decode (my $decname = $filename);
1009	warn sprintf "saving %s (%d,%d)\n",	1215	trace sprintf "saving %s (%d,%d)\n",
1010	$filename, length $$rdata, scalar @$objs;	1216	$decname, length $$rdata, scalar @$objs
		1217	if $VERBOSE_IO;
1011		1218
1012	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1219	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1013	chmod SAVE_MODE, $fh;	1220	aio_chmod $fh, SAVE_MODE;
1014	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1221	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1015	aio_fsync $fh if $cf::USE_FSYNC;	1222	if ($cf::USE_FSYNC) {
		1223	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;
		1224	aio_fsync $fh;
		1225	}
1016	close $fh;	1226	aio_close $fh;
1017		1227
1018	if (@$objs) {	1228	if (@$objs) {
1019	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1229	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1020	chmod SAVE_MODE, $fh;	1230	aio_chmod $fh, SAVE_MODE;
1021	my $data = Storable::nfreeze { version => 1, objs => $objs };	1231	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1022	aio_write $fh, 0, (length $data), $data, 0;	1232	aio_write $fh, 0, (length $data), $data, 0;
1023	aio_fsync $fh if $cf::USE_FSYNC;	1233	if ($cf::USE_FSYNC) {
		1234	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;
		1235	aio_fsync $fh;
		1236	}
1024	close $fh;	1237	aio_close $fh;
1025	aio_rename "$filename.pst~", "$filename.pst";	1238	aio_rename "$filename.pst~", "$filename.pst";
1026	}	1239	}
1027	} else {	1240	} else {
1028	aio_unlink "$filename.pst";	1241	aio_unlink "$filename.pst";
1029	}	1242	}
1030		1243
1031	aio_rename "$filename~", $filename;	1244	aio_rename "$filename~", $filename;
		1245
		1246	$filename =~ s%/[^/]+$%%;
		1247	aio_pathsync $filename if $cf::USE_FSYNC;
1032	} else {	1248	} else {
1033	warn "FATAL: $filename~: $!\n";	1249	error "unable to save objects: $filename~: $!\n";
1034	}	1250	}
1035	} else {	1251	} else {
1036	aio_unlink $filename;	1252	aio_unlink $filename;
1037	aio_unlink "$filename.pst";	1253	aio_unlink "$filename.pst";
1038	}	1254	}
1039	}	1255	};
1040	}	1256	}
1041		1257
1042	sub object_freezer_as_string {	1258	sub object_freezer_as_string {
1043	my ($rdata, $objs) = @_;	1259	my ($rdata, $objs) = @_;
1044		1260
…		…
1056	or return;	1272	or return;
1057		1273
1058	unless (aio_stat "$filename.pst") {	1274	unless (aio_stat "$filename.pst") {
1059	(aio_load "$filename.pst", $av) >= 0	1275	(aio_load "$filename.pst", $av) >= 0
1060	or return;	1276	or return;
		1277
1061	$av = eval { (Storable::thaw $av)->{objs} };	1278	my $st = eval { Coro::Storable::thaw $av };
		1279	$av = $st->{objs};
1062	}	1280	}
1063		1281
		1282	utf8::decode (my $decname = $filename);
1064	warn sprintf "loading %s (%d)\n",	1283	trace sprintf "loading %s (%d,%d)\n",
1065	$filename, length $data, scalar @{$av || []};	1284	$decname, length $data, scalar @{$av || []}
		1285	if $VERBOSE_IO;
		1286
1066	return ($data, $av);	1287	($data, $av)
1067	}	1288	}
1068		1289
1069	=head2 COMMAND CALLBACKS	1290	=head2 COMMAND CALLBACKS
1070		1291
1071	=over 4	1292	=over 4
…		…
1125	my ($name, $cb) = @_;	1346	my ($name, $cb) = @_;
1126		1347
1127	$EXTICMD{$name} = $cb;	1348	$EXTICMD{$name} = $cb;
1128	}	1349	}
1129		1350
		1351	use File::Glob ();
		1352
1130	cf::player->attach (	1353	cf::player->attach (
1131	on_command => sub {	1354	on_unknown_command => sub {
1132	my ($pl, $name, $params) = @_;	1355	my ($pl, $name, $params) = @_;
1133		1356
1134	my $cb = $COMMAND{$name}	1357	my $cb = $COMMAND{$name}
1135	or return;	1358	or return;
1136		1359
…		…
1159		1382
1160	$pl->ext_reply ($reply, @reply)	1383	$pl->ext_reply ($reply, @reply)
1161	if $reply;	1384	if $reply;
1162		1385
1163	} else {	1386	} else {
1164	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1387	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1165	}	1388	}
1166		1389
1167	cf::override;	1390	cf::override;
1168	},	1391	},
1169	);	1392	);
1170		1393
		1394	# "readahead" all extensions
		1395	sub cache_extensions {
		1396	my $grp = IO::AIO::aio_group;
		1397
		1398	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1399	for (grep /\.ext$/, @{$_[0]}) {
		1400	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1401	}
		1402	};
		1403
		1404	$grp
		1405	}
		1406
1171	sub load_extensions {	1407	sub load_extensions {
		1408	info "loading extensions...";
		1409
1172	cf::sync_job {	1410	cf::sync_job {
1173	my %todo;	1411	my %todo;
1174		1412
1175	for my $path (<$LIBDIR/*.ext>) {	1413	for my $path (<$LIBDIR/*.ext>) {
1176	next unless -r $path;	1414	next unless -r $path;
…		…
1194		1432
1195	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1433	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1196	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1434	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1197		1435
1198	$ext{source} =	1436	$ext{source} =
1199	"package $pkg; use strict; use utf8;\n"	1437	"package $pkg; use common::sense;\n"
1200	. "#line 1 \"$path\"\n{\n"	1438	. "#line 1 \"$path\"\n{\n"
1201	. $source	1439	. $source
1202	. "\n};\n1";	1440	. "\n};\n1";
1203		1441
1204	$todo{$base} = \%ext;	1442	$todo{$base} = \%ext;
1205	}	1443	}
1206		1444
		1445	my $pass = 0;
1207	my %done;	1446	my %done;
1208	while (%todo) {	1447	while (%todo) {
1209	my $progress;	1448	my $progress;
1210		1449
		1450	++$pass;
		1451
		1452	ext:
1211	while (my ($k, $v) = each %todo) {	1453	while (my ($k, $v) = each %todo) {
1212	for (split /,\s*/, $v->{meta}{depends}) {	1454	for (split /,\s*/, $v->{meta}{depends}) {
1213	goto skip	1455	next ext
1214	unless exists $done{$_};	1456	unless exists $done{$_};
1215	}	1457	}
1216		1458
1217	warn "... loading '$k' into '$v->{pkg}'\n";	1459	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1218		1460
1219	unless (eval $v->{source}) {	1461	my $active = eval $v->{source};
		1462
		1463	if (length $@) {
1220	my $msg = $@ ? "$v->{path}: $@\n"	1464	error "$v->{path}: $@\n";
1221	: "$v->{base}: extension inactive.\n";
1222		1465
		1466	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1223	if (exists $v->{meta}{mandatory}) {	1467	if exists $v->{meta}{mandatory};
1224	warn $msg;	1468
1225	warn "mandatory extension failed to load, exiting.\n";	1469	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1226	exit 1;	1470	delete $todo{$k};
1227	}	1471	} else {
1228		1472	$done{$k} = delete $todo{$k};
1229	warn $msg;	1473	push @EXTS, $v->{pkg};
		1474	$progress = 1;
		1475
		1476	info "$v->{base}: extension inactive.\n"
		1477	unless $active;
1230	}	1478	}
1231
1232	$done{$k} = delete $todo{$k};
1233	push @EXTS, $v->{pkg};
1234	$progress = 1;
1235	}	1479	}
1236		1480
1237	skip:	1481	unless ($progress) {
1238	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1482	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1239	unless $progress;	1483
		1484	while (my ($k, $v) = each %todo) {
		1485	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1486	if exists $v->{meta}{mandatory};
		1487	}
		1488	}
1240	}	1489	}
1241	};	1490	};
1242	}	1491	}
1243		1492
1244	#############################################################################	1493	#############################################################################
1245		1494
1246	=back	1495	=back
1247		1496
1248	=head2 CORE EXTENSIONS	1497	=head2 CORE EXTENSIONS
1249		1498
1250	Functions and methods that extend core crossfire objects.	1499	Functions and methods that extend core deliantra objects.
1251		1500
1252	=cut	1501	=cut
1253		1502
1254	package cf::player;	1503	package cf::player;
1255		1504
1256	use Coro::AIO;	1505	use Coro::AIO;
1257		1506
1258	=head3 cf::player	1507	=head3 cf::player
1259		1508
1260	=over 4	1509	=over 4
		1510
		1511	=item cf::player::num_playing
		1512
		1513	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1514
		1515	=cut
		1516
		1517	sub num_playing {
		1518	scalar grep
		1519	$_->ob->map
		1520	&& !$_->hidden
		1521	&& !$_->ob->flag (cf::FLAG_WIZ),
		1522	cf::player::list
		1523	}
1261		1524
1262	=item cf::player::find $login	1525	=item cf::player::find $login
1263		1526
1264	Returns the given player object, loading it if necessary (might block).	1527	Returns the given player object, loading it if necessary (might block).
1265		1528
…		…
1284		1547
1285	sub exists($) {	1548	sub exists($) {
1286	my ($login) = @_;	1549	my ($login) = @_;
1287		1550
1288	$cf::PLAYER{$login}	1551	$cf::PLAYER{$login}
1289	or cf::sync_job { !aio_stat path $login }	1552	or !aio_stat path $login
1290	}	1553	}
1291		1554
1292	sub find($) {	1555	sub find($) {
1293	return $cf::PLAYER{$_[0]} || do {	1556	return $cf::PLAYER{$_[0]} || do {
1294	my $login = $_[0];	1557	my $login = $_[0];
…		…
1301	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1564	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1302	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1565	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1303	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1566	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1304	aio_unlink +(playerdir $login) . "/$login.pl";	1567	aio_unlink +(playerdir $login) . "/$login.pl";
1305		1568
1306	my $pl = load_pl path $login	1569	my $f = new_from_file cf::object::thawer path $login
1307	or return;	1570	or return;
		1571
		1572	my $pl = cf::player::load_pl $f
		1573	or return;
		1574
		1575	local $cf::PLAYER_LOADING{$login} = $pl;
		1576	$f->resolve_delayed_derefs;
1308	$cf::PLAYER{$login} = $pl	1577	$cf::PLAYER{$login} = $pl
1309	}	1578	}
1310	}	1579	}
1311	}	1580	}
		1581
		1582	cf::player->attach (
		1583	on_load => sub {
		1584	my ($pl, $path) = @_;
		1585
		1586	# restore slots saved in save, below
		1587	my $slots = delete $pl->{_slots};
		1588
		1589	$pl->ob->current_weapon ($slots->[0]);
		1590	$pl->combat_ob ($slots->[1]);
		1591	$pl->ranged_ob ($slots->[2]);
		1592	},
		1593	);
1312		1594
1313	sub save($) {	1595	sub save($) {
1314	my ($pl) = @_;	1596	my ($pl) = @_;
1315		1597
1316	return if $pl->{deny_save};	1598	return if $pl->{deny_save};
…		…
1321	return if $pl->{deny_save};	1603	return if $pl->{deny_save};
1322		1604
1323	aio_mkdir playerdir $pl, 0770;	1605	aio_mkdir playerdir $pl, 0770;
1324	$pl->{last_save} = $cf::RUNTIME;	1606	$pl->{last_save} = $cf::RUNTIME;
1325		1607
		1608	cf::get_slot 0.01;
		1609
		1610	# save slots, to be restored later
		1611	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
		1612
1326	$pl->save_pl ($path);	1613	$pl->save_pl ($path);
1327	Coro::cede;	1614	cf::cede_to_tick;
1328	}	1615	}
1329		1616
1330	sub new($) {	1617	sub new($) {
1331	my ($login) = @_;	1618	my ($login) = @_;
1332		1619
…		…
1361	my ($pl) = @_;	1648	my ($pl) = @_;
1362		1649
1363	my $name = $pl->ob->name;	1650	my $name = $pl->ob->name;
1364		1651
1365	$pl->{deny_save} = 1;	1652	$pl->{deny_save} = 1;
1366	$pl->password ("*"); # this should lock out the player until we nuked the dir	1653	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1367		1654
1368	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1655	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1369	$pl->deactivate;	1656	$pl->deactivate;
		1657
		1658	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1659	ext::highscore::check ($pl->ob);
		1660
1370	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1661	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1371	$pl->ns->destroy if $pl->ns;	1662	$pl->ns->destroy if $pl->ns;
1372		1663
1373	my $path = playerdir $pl;	1664	my $path = playerdir $pl;
1374	my $temp = "$path~$cf::RUNTIME~deleting~";	1665	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1410	or return [];	1701	or return [];
1411		1702
1412	my @logins;	1703	my @logins;
1413		1704
1414	for my $login (@$dirs) {	1705	for my $login (@$dirs) {
		1706	my $path = path $login;
		1707
		1708	# a .pst is a dead give-away for a valid player
		1709	# if no pst file found, open and chekc for blocked users
		1710	if (aio_stat "$path.pst") {
1415	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1711	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1416	aio_read $fh, 0, 512, my $buf, 0 or next;	1712	aio_read $fh, 0, 512, my $buf, 0 or next;
1417	$buf !~ /^password -------------$/m or next; # official not-valid tag	1713	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1714	}
1418		1715
1419	utf8::decode $login;	1716	utf8::decode $login;
1420	push @logins, $login;	1717	push @logins, $login;
1421	}	1718	}
1422		1719
1423	\@logins	1720	\@logins
1424	}	1721	}
1425		1722
1426	=item $player->maps	1723	=item $player->maps
		1724
		1725	=item cf::player::maps $login
1427		1726
1428	Returns an arrayref of map paths that are private for this	1727	Returns an arrayref of map paths that are private for this
1429	player. May block.	1728	player. May block.
1430		1729
1431	=cut	1730	=cut
…		…
1449	}	1748	}
1450		1749
1451	\@paths	1750	\@paths
1452	}	1751	}
1453		1752
1454	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1753	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1455		1754
1456	Expand crossfire pod fragments into protocol xml.	1755	Expand deliantra pod fragments into protocol xml.
1457
1458	=cut
1459
1460	sub expand_cfpod {
1461	((my $self), (local $_)) = @_;
1462
1463	# escape & and <
1464	s/&/&amp;/g;
1465	s/(?<![BIUGH])</&lt;/g;
1466
1467	# this is buggy, it needs to properly take care of nested <'s
1468
1469	1 while
1470	# replace B<>, I<>, U<> etc.
1471	s/B<([^\>]*)>/<b>$1<\/b>/
1472	|| s/I<([^\>]*)>/<i>$1<\/i>/
1473	|| s/U<([^\>]*)>/<u>$1<\/u>/
1474	# replace G<male|female> tags
1475	|| s{G<([^>|]*)\|([^>]*)>}{
1476	$self->gender ? $2 : $1
1477	}ge
1478	# replace H<hint text>
1479	|| s{H<([^\>]*)>}
1480	{
1481	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1482	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1483	"")
1484	[$self->{hintmode}]
1485	}ge;
1486
1487	# create single paragraphs (very hackish)
1488	s/(?<=\S)\n(?=\w)/ /g;
1489
1490	# compress some whitespace
1491	s/\s+\n/\n/g; # ws line-ends
1492	s/\n\n+/\n/g; # double lines
1493	s/^\n+//; # beginning lines
1494	s/\n+$//; # ending lines
1495
1496	$_
1497	}
1498
1499	sub hintmode {
1500	$_[0]{hintmode} = $_[1] if @_ > 1;
1501	$_[0]{hintmode}
1502	}
1503		1756
1504	=item $player->ext_reply ($msgid, @msg)	1757	=item $player->ext_reply ($msgid, @msg)
1505		1758
1506	Sends an ext reply to the player.	1759	Sends an ext reply to the player.
1507		1760
…		…
1539		1792
1540	=cut	1793	=cut
1541		1794
1542	sub find_by_path($) {	1795	sub find_by_path($) {
1543	my ($path) = @_;	1796	my ($path) = @_;
		1797
		1798	$path =~ s/^~[^\/]*//; # skip ~login
1544		1799
1545	my ($match, $specificity);	1800	my ($match, $specificity);
1546		1801
1547	for my $region (list) {	1802	for my $region (list) {
1548	if ($region->{match} && $path =~ $region->{match}) {	1803	if ($region->{match} && $path =~ $region->{match}) {
…		…
1574	our $MAX_RESET = 3600;	1829	our $MAX_RESET = 3600;
1575	our $DEFAULT_RESET = 3000;	1830	our $DEFAULT_RESET = 3000;
1576		1831
1577	sub generate_random_map {	1832	sub generate_random_map {
1578	my ($self, $rmp) = @_;	1833	my ($self, $rmp) = @_;
		1834
		1835	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1836
1579	# mit "rum" bekleckern, nicht	1837	# mit "rum" bekleckern, nicht
1580	$self->_create_random_map (	1838	$self->_create_random_map (
1581	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1839	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1582	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1840	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1583	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1841	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1584	$rmp->{exit_on_final_map},	1842	$rmp->{exit_on_final_map},
1585	$rmp->{xsize}, $rmp->{ysize},	1843	$rmp->{xsize}, $rmp->{ysize},
1586	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1844	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1587	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1845	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1602		1860
1603	sub register {	1861	sub register {
1604	my (undef, $regex, $prio) = @_;	1862	my (undef, $regex, $prio) = @_;
1605	my $pkg = caller;	1863	my $pkg = caller;
1606		1864
1607	no strict;
1608	push @{"$pkg\::ISA"}, __PACKAGE__;	1865	push @{"$pkg\::ISA"}, __PACKAGE__;
1609		1866
1610	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1867	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1611	}	1868	}
1612		1869
1613	# also paths starting with '/'	1870	# also paths starting with '/'
1614	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1871	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1615		1872
1616	sub thawer_merge {	1873	sub thawer_merge {
1617	my ($self, $merge) = @_;	1874	my ($self, $merge) = @_;
1618		1875
1619	# we have to keep some variables in memory intact	1876	# we have to keep some variables in memory intact
…		…
1624	}	1881	}
1625		1882
1626	sub normalise {	1883	sub normalise {
1627	my ($path, $base) = @_;	1884	my ($path, $base) = @_;
1628		1885
1629	$path = "$path"; # make sure its a string	1886	$path = "$path"; # make sure it's a string
1630		1887
1631	$path =~ s/\.map$//;	1888	$path =~ s/\.map$//;
1632		1889
1633	# map plan:	1890	# map plan:
1634	#	1891	#
…		…
1673	$self->init; # pass $1 etc.	1930	$self->init; # pass $1 etc.
1674	return $self;	1931	return $self;
1675	}	1932	}
1676	}	1933	}
1677		1934
1678	Carp::cluck "unable to resolve path '$path' (base '$base').";	1935	Carp::cluck "unable to resolve path '$path' (base '$base')";
1679	()	1936	()
1680	}	1937	}
1681		1938
1682	sub init {	1939	sub init {
1683	my ($self) = @_;	1940	my ($self) = @_;
…		…
1705		1962
1706	# the temporary/swap location	1963	# the temporary/swap location
1707	sub save_path {	1964	sub save_path {
1708	my ($self) = @_;	1965	my ($self) = @_;
1709		1966
1710	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1967	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1711	"$TMPDIR/$path.map"	1968	"$TMPDIR/$path.map"
1712	}	1969	}
1713		1970
1714	# the unique path, undef == no special unique path	1971	# the unique path, undef == no special unique path
1715	sub uniq_path {	1972	sub uniq_path {
1716	my ($self) = @_;	1973	my ($self) = @_;
1717		1974
1718	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1975	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1719	"$UNIQUEDIR/$path"	1976	"$UNIQUEDIR/$path"
1720	}
1721
1722	# and all this just because we cannot iterate over
1723	# all maps in C++...
1724	sub change_all_map_light {
1725	my ($change) = @_;
1726
1727	$_->change_map_light ($change)
1728	for grep $_->outdoor, values %cf::MAP;
1729	}	1977	}
1730		1978
1731	sub decay_objects {	1979	sub decay_objects {
1732	my ($self) = @_;	1980	my ($self) = @_;
1733		1981
…		…
1746		1994
1747	sub load_header_from($) {	1995	sub load_header_from($) {
1748	my ($self, $path) = @_;	1996	my ($self, $path) = @_;
1749		1997
1750	utf8::encode $path;	1998	utf8::encode $path;
1751	#aio_open $path, O_RDONLY, 0	1999	my $f = new_from_file cf::object::thawer $path
1752	# or return;
1753
1754	$self->_load_header ($path)
1755	or return;	2000	or return;
		2001
		2002	$self->_load_header ($f)
		2003	or return;
		2004
		2005	local $MAP_LOADING{$self->{path}} = $self;
		2006	$f->resolve_delayed_derefs;
1756		2007
1757	$self->{load_path} = $path;	2008	$self->{load_path} = $path;
1758		2009
1759	1	2010	1
1760	}	2011	}
…		…
1812		2063
1813	sub find;	2064	sub find;
1814	sub find {	2065	sub find {
1815	my ($path, $origin) = @_;	2066	my ($path, $origin) = @_;
1816		2067
		2068	cf::cede_to_tick;
		2069
1817	$path = normalise $path, $origin && $origin->path;	2070	$path = normalise $path, $origin && $origin->path;
1818		2071
		2072	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1819	cf::lock_wait "map_find:$path";	2073	my $guard2 = cf::lock_acquire "map_find:$path";
1820		2074
1821	$cf::MAP{$path} || do {	2075	$cf::MAP{$path} || do {
1822	my $guard = cf::lock_acquire "map_find:$path";
1823	my $map = new_from_path cf::map $path	2076	my $map = new_from_path cf::map $path
1824	or return;	2077	or return;
1825		2078
1826	$map->{last_save} = $cf::RUNTIME;	2079	$map->{last_save} = $cf::RUNTIME;
1827		2080
…		…
1829	or return;	2082	or return;
1830		2083
1831	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2084	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1832	# doing this can freeze the server in a sync job, obviously	2085	# doing this can freeze the server in a sync job, obviously
1833	#$cf::WAIT_FOR_TICK->wait;	2086	#$cf::WAIT_FOR_TICK->wait;
		2087	undef $guard2;
		2088	undef $guard1;
1834	$map->reset;	2089	$map->reset;
1835	undef $guard;
1836	return find $path;	2090	return find $path;
1837	}	2091	}
1838		2092
1839	$cf::MAP{$path} = $map	2093	$cf::MAP{$path} = $map
1840	}	2094	}
1841	}	2095	}
1842		2096
1843	sub pre_load { }	2097	sub pre_load { }
1844	sub post_load { }	2098	#sub post_load { } # XS
1845		2099
1846	sub load {	2100	sub load {
1847	my ($self) = @_;	2101	my ($self) = @_;
1848		2102
1849	local $self->{deny_reset} = 1; # loading can take a long time	2103	local $self->{deny_reset} = 1; # loading can take a long time
1850		2104
1851	my $path = $self->{path};	2105	my $path = $self->{path};
1852		2106
1853	{	2107	{
1854	my $guard = cf::lock_acquire "map_load:$path";	2108	my $guard = cf::lock_acquire "map_data:$path";
1855		2109
		2110	return unless $self->valid;
1856	return if $self->in_memory != cf::MAP_SWAPPED;	2111	return unless $self->in_memory == cf::MAP_SWAPPED;
1857		2112
1858	$self->in_memory (cf::MAP_LOADING);	2113	$self->in_memory (cf::MAP_LOADING);
1859		2114
1860	$self->alloc;	2115	$self->alloc;
1861		2116
1862	$self->pre_load;	2117	$self->pre_load;
1863	Coro::cede;	2118	cf::cede_to_tick;
1864		2119
		2120	my $f = new_from_file cf::object::thawer $self->{load_path};
		2121	$f->skip_block;
1865	$self->_load_objects ($self->{load_path}, 1)	2122	$self->_load_objects ($f)
1866	or return;	2123	or return;
1867		2124
1868	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2125	$self->post_load_original
1869	if delete $self->{load_original};	2126	if delete $self->{load_original};
1870		2127
1871	if (my $uniq = $self->uniq_path) {	2128	if (my $uniq = $self->uniq_path) {
1872	utf8::encode $uniq;	2129	utf8::encode $uniq;
1873	if (aio_open $uniq, O_RDONLY, 0) {	2130	unless (aio_stat $uniq) {
		2131	if (my $f = new_from_file cf::object::thawer $uniq) {
1874	$self->clear_unique_items;	2132	$self->clear_unique_items;
1875	$self->_load_objects ($uniq, 0);	2133	$self->_load_objects ($f);
		2134	$f->resolve_delayed_derefs;
		2135	}
1876	}	2136	}
1877	}	2137	}
1878		2138
1879	Coro::cede;	2139	$f->resolve_delayed_derefs;
		2140
		2141	cf::cede_to_tick;
1880	# now do the right thing for maps	2142	# now do the right thing for maps
1881	$self->link_multipart_objects;	2143	$self->link_multipart_objects;
1882	$self->difficulty ($self->estimate_difficulty)	2144	$self->difficulty ($self->estimate_difficulty)
1883	unless $self->difficulty;	2145	unless $self->difficulty;
1884	Coro::cede;	2146	cf::cede_to_tick;
1885		2147
1886	unless ($self->{deny_activate}) {	2148	unless ($self->{deny_activate}) {
1887	$self->decay_objects;	2149	$self->decay_objects;
1888	$self->fix_auto_apply;	2150	$self->fix_auto_apply;
1889	$self->update_buttons;	2151	$self->update_buttons;
1890	Coro::cede;	2152	cf::cede_to_tick;
1891	$self->set_darkness_map;
1892	Coro::cede;
1893	$self->activate;	2153	$self->activate;
1894	}	2154	}
1895		2155
1896	$self->{last_save} = $cf::RUNTIME;	2156	$self->{last_save} = $cf::RUNTIME;
1897	$self->last_access ($cf::RUNTIME);	2157	$self->last_access ($cf::RUNTIME);
1898		2158
1899	$self->in_memory (cf::MAP_IN_MEMORY);	2159	$self->in_memory (cf::MAP_ACTIVE);
1900	}	2160	}
1901		2161
1902	$self->post_load;	2162	$self->post_load;
1903	}	2163	}
1904		2164
		2165	# customize the map for a given player, i.e.
		2166	# return the _real_ map. used by e.g. per-player
		2167	# maps to change the path to ~playername/mappath
1905	sub customise_for {	2168	sub customise_for {
1906	my ($self, $ob) = @_;	2169	my ($self, $ob) = @_;
1907		2170
1908	return find "~" . $ob->name . "/" . $self->{path}	2171	return find "~" . $ob->name . "/" . $self->{path}
1909	if $self->per_player;	2172	if $self->per_player;
…		…
1925	or next;	2188	or next;
1926	$neigh = find $neigh, $map	2189	$neigh = find $neigh, $map
1927	or next;	2190	or next;
1928	$neigh->load;	2191	$neigh->load;
1929		2192
		2193	# now find the diagonal neighbours
1930	push @neigh,	2194	push @neigh,
1931	[$neigh->tile_path (($_ + 3) % 4), $neigh],	2195	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1932	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2196	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1933	}	2197	}
1934		2198
…		…
1941	}	2205	}
1942		2206
1943	sub find_sync {	2207	sub find_sync {
1944	my ($path, $origin) = @_;	2208	my ($path, $origin) = @_;
1945		2209
1946	cf::sync_job { find $path, $origin }	2210	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2211	if $Coro::current == $Coro::main;
		2212
		2213	find $path, $origin
1947	}	2214	}
1948		2215
1949	sub do_load_sync {	2216	sub do_load_sync {
1950	my ($map) = @_;	2217	my ($map) = @_;
1951		2218
1952	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2219	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
1953	if $Coro::current != $Coro::main;	2220	if $Coro::current == $Coro::main;
1954		2221
1955	cf::sync_job { $map->load };	2222	$map->load;
1956	}	2223	}
1957		2224
1958	our %MAP_PREFETCH;	2225	our %MAP_PREFETCH;
1959	our $MAP_PREFETCHER = undef;	2226	our $MAP_PREFETCHER = undef;
1960		2227
…		…
1962	my ($path, $origin, $load) = @_;	2229	my ($path, $origin, $load) = @_;
1963		2230
1964	$path = normalise $path, $origin && $origin->{path};	2231	$path = normalise $path, $origin && $origin->{path};
1965		2232
1966	if (my $map = $cf::MAP{$path}) {	2233	if (my $map = $cf::MAP{$path}) {
1967	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2234	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1968	}	2235	}
1969		2236
1970	$MAP_PREFETCH{$path} |= $load;	2237	$MAP_PREFETCH{$path} |= $load;
1971		2238
1972	$MAP_PREFETCHER ||= cf::async {	2239	$MAP_PREFETCHER ||= cf::async {
		2240	$Coro::current->{desc} = "map prefetcher";
		2241
1973	while (%MAP_PREFETCH) {	2242	while (%MAP_PREFETCH) {
1974	while (my ($k, $v) = each %MAP_PREFETCH) {	2243	while (my ($k, $v) = each %MAP_PREFETCH) {
1975	if (my $map = find $k) {	2244	if (my $map = find $k) {
1976	$map->load if $v;	2245	$map->load if $v;
1977	}	2246	}
…		…
1984	$MAP_PREFETCHER->prio (6);	2253	$MAP_PREFETCHER->prio (6);
1985		2254
1986	()	2255	()
1987	}	2256	}
1988		2257
		2258	# common code, used by both ->save and ->swapout
1989	sub save {	2259	sub _save {
1990	my ($self) = @_;	2260	my ($self) = @_;
1991
1992	my $lock = cf::lock_acquire "map_data:" . $self->path;
1993		2261
1994	$self->{last_save} = $cf::RUNTIME;	2262	$self->{last_save} = $cf::RUNTIME;
1995		2263
1996	return unless $self->dirty;	2264	return unless $self->dirty;
1997		2265
…		…
2003	return if $self->{deny_save};	2271	return if $self->{deny_save};
2004		2272
2005	local $self->{last_access} = $self->last_access;#d#	2273	local $self->{last_access} = $self->last_access;#d#
2006		2274
2007	cf::async {	2275	cf::async {
		2276	$Coro::current->{desc} = "map player save";
2008	$_->contr->save for $self->players;	2277	$_->contr->save for $self->players;
2009	};	2278	};
		2279
		2280	cf::get_slot 0.02;
2010		2281
2011	if ($uniq) {	2282	if ($uniq) {
2012	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2283	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2013	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2284	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2014	} else {	2285	} else {
2015	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2286	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2016	}	2287	}
2017	}	2288	}
2018		2289
		2290	sub save {
		2291	my ($self) = @_;
		2292
		2293	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2294
		2295	$self->_save;
		2296	}
		2297
2019	sub swap_out {	2298	sub swap_out {
2020	my ($self) = @_;	2299	my ($self) = @_;
2021		2300
2022	# save first because save cedes
2023	$self->save;
2024
2025	my $lock = cf::lock_acquire "map_data:" . $self->path;	2301	my $lock = cf::lock_acquire "map_data:$self->{path}";
2026		2302
		2303	return if $self->in_memory != cf::MAP_ACTIVE;
		2304	return if $self->{deny_save};
2027	return if $self->players;	2305	return if $self->players;
2028	return if $self->in_memory != cf::MAP_IN_MEMORY;
2029	return if $self->{deny_save};
2030		2306
		2307	# first deactivate the map and "unlink" it from the core
		2308	$self->deactivate;
		2309	$_->clear_links_to ($self) for values %cf::MAP;
		2310	$self->in_memory (cf::MAP_SWAPPED);
		2311
		2312	# then atomically save
		2313	$self->_save;
		2314
		2315	# then free the map
2031	$self->clear;	2316	$self->clear;
2032	$self->in_memory (cf::MAP_SWAPPED);
2033	}	2317	}
2034		2318
2035	sub reset_at {	2319	sub reset_at {
2036	my ($self) = @_;	2320	my ($self) = @_;
2037		2321
…		…
2055		2339
2056	my $lock = cf::lock_acquire "map_data:$self->{path}";	2340	my $lock = cf::lock_acquire "map_data:$self->{path}";
2057		2341
2058	return if $self->players;	2342	return if $self->players;
2059		2343
2060	warn "resetting map ", $self->path;	2344	cf::trace "resetting map ", $self->path, "\n";
2061		2345
2062	$self->in_memory (cf::MAP_SWAPPED);	2346	$self->in_memory (cf::MAP_SWAPPED);
2063		2347
2064	# need to save uniques path	2348	# need to save uniques path
2065	unless ($self->{deny_save}) {	2349	unless ($self->{deny_save}) {
…		…
2069	if $uniq;	2353	if $uniq;
2070	}	2354	}
2071		2355
2072	delete $cf::MAP{$self->path};	2356	delete $cf::MAP{$self->path};
2073		2357
		2358	$self->deactivate;
		2359	$_->clear_links_to ($self) for values %cf::MAP;
2074	$self->clear;	2360	$self->clear;
2075
2076	$_->clear_links_to ($self) for values %cf::MAP;
2077		2361
2078	$self->unlink_save;	2362	$self->unlink_save;
2079	$self->destroy;	2363	$self->destroy;
2080	}	2364	}
2081		2365
2082	my $nuke_counter = "aaaa";	2366	my $nuke_counter = "aaaa";
2083		2367
2084	sub nuke {	2368	sub nuke {
2085	my ($self) = @_;	2369	my ($self) = @_;
2086		2370
		2371	{
		2372	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2373
2087	delete $cf::MAP{$self->path};	2374	delete $cf::MAP{$self->path};
2088		2375
2089	$self->unlink_save;	2376	$self->unlink_save;
2090		2377
2091	bless $self, "cf::map";	2378	bless $self, "cf::map::wrap";
2092	delete $self->{deny_reset};	2379	delete $self->{deny_reset};
2093	$self->{deny_save} = 1;	2380	$self->{deny_save} = 1;
2094	$self->reset_timeout (1);	2381	$self->reset_timeout (1);
2095	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2382	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2096		2383
2097	$cf::MAP{$self->path} = $self;	2384	$cf::MAP{$self->path} = $self;
		2385	}
2098		2386
2099	$self->reset; # polite request, might not happen	2387	$self->reset; # polite request, might not happen
2100	}	2388	}
2101		2389
2102	=item $maps = cf::map::tmp_maps	2390	=item $maps = cf::map::tmp_maps
…		…
2144		2432
2145	sub unique_maps() {	2433	sub unique_maps() {
2146	[	2434	[
2147	map {	2435	map {
2148	utf8::decode $_;	2436	utf8::decode $_;
2149	/\.map$/	2437	s/\.map$//; # TODO future compatibility hack
		2438	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2439	? ()
2150	? normalise $_	2440	: normalise $_
2151	: ()
2152	} @{ aio_readdir $UNIQUEDIR or [] }	2441	} @{ aio_readdir $UNIQUEDIR or [] }
2153	]	2442	]
2154	}	2443	}
2155		2444
2156	package cf;	2445	=item cf::map::static_maps
		2446
		2447	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2448	file in the shared directory excluding F</styles> and F</editor>). May
		2449	block.
		2450
		2451	=cut
		2452
		2453	sub static_maps() {
		2454	my @dirs = "";
		2455	my @maps;
		2456
		2457	while (@dirs) {
		2458	my $dir = shift @dirs;
		2459
		2460	next if $dir eq "/styles" || $dir eq "/editor";
		2461
		2462	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2463	or return;
		2464
		2465	for (@$files) {
		2466	s/\.map$// or next;
		2467	utf8::decode $_;
		2468	push @maps, "$dir/$_";
		2469	}
		2470
		2471	push @dirs, map "$dir/$_", @$dirs;
		2472	}
		2473
		2474	\@maps
		2475	}
2157		2476
2158	=back	2477	=back
2159		2478
2160	=head3 cf::object	2479	=head3 cf::object
2161		2480
…		…
2165		2484
2166	=over 4	2485	=over 4
2167		2486
2168	=item $ob->inv_recursive	2487	=item $ob->inv_recursive
2169		2488
2170	Returns the inventory of the object _and_ their inventories, recursively.	2489	Returns the inventory of the object I<and> their inventories, recursively,
		2490	but I<not> the object itself.
2171		2491
2172	=cut	2492	=cut
2173		2493
2174	sub inv_recursive_;	2494	sub inv_recursive_;
2175	sub inv_recursive_ {	2495	sub inv_recursive_ {
…		…
2178		2498
2179	sub inv_recursive {	2499	sub inv_recursive {
2180	inv_recursive_ inv $_[0]	2500	inv_recursive_ inv $_[0]
2181	}	2501	}
2182		2502
		2503	=item $ref = $ob->ref
		2504
		2505	Creates and returns a persistent reference to an object that can be stored as a string.
		2506
		2507	=item $ob = cf::object::deref ($refstring)
		2508
		2509	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2510	even if the object actually exists. May block.
		2511
		2512	=cut
		2513
		2514	sub deref {
		2515	my ($ref) = @_;
		2516
		2517	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2518	my ($uuid, $name) = ($1, $2);
		2519	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2520	or return;
		2521	$pl->ob->uuid eq $uuid
		2522	or return;
		2523
		2524	$pl->ob
		2525	} else {
		2526	warn "$ref: cannot resolve object reference\n";
		2527	undef
		2528	}
		2529	}
		2530
2183	package cf;	2531	package cf;
2184		2532
2185	=back	2533	=back
2186		2534
2187	=head3 cf::object::player	2535	=head3 cf::object::player
…		…
2193	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2541	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2194	can be C<undef>. Does the right thing when the player is currently in a	2542	can be C<undef>. Does the right thing when the player is currently in a
2195	dialogue with the given NPC character.	2543	dialogue with the given NPC character.
2196		2544
2197	=cut	2545	=cut
		2546
		2547	our $SAY_CHANNEL = {
		2548	id => "say",
		2549	title => "Map",
		2550	reply => "say ",
		2551	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2552	};
		2553
		2554	our $CHAT_CHANNEL = {
		2555	id => "chat",
		2556	title => "Chat",
		2557	reply => "chat ",
		2558	tooltip => "Player chat and shouts, global to the server.",
		2559	};
2198		2560
2199	# rough implementation of a future "reply" method that works	2561	# rough implementation of a future "reply" method that works
2200	# with dialog boxes.	2562	# with dialog boxes.
2201	#TODO: the first argument must go, split into a $npc->reply_to ( method	2563	#TODO: the first argument must go, split into a $npc->reply_to ( method
2202	sub cf::object::player::reply($$$;$) {	2564	sub cf::object::player::reply($$$;$) {
…		…
2214	my $dialog = $pl->{npc_dialog};	2576	my $dialog = $pl->{npc_dialog};
2215	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2577	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2216		2578
2217	} else {	2579	} else {
2218	$msg = $npc->name . " says: $msg" if $npc;	2580	$msg = $npc->name . " says: $msg" if $npc;
2219	$self->message ($msg, $flags);	2581	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2220	}	2582	}
2221	}	2583	}
2222	}	2584	}
2223		2585
2224	=item $object->send_msg ($channel, $msg, $color, [extra...])	2586	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2249		2611
2250	=item $player_object->enter_link	2612	=item $player_object->enter_link
2251		2613
2252	Freezes the player and moves him/her to a special map (C<{link}>).	2614	Freezes the player and moves him/her to a special map (C<{link}>).
2253		2615
2254	The player should be reasonably safe there for short amounts of time. You	2616	The player should be reasonably safe there for short amounts of time (e.g.
2255	I<MUST> call C<leave_link> as soon as possible, though.	2617	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2618	though, as the player cannot control the character while it is on the link
		2619	map.
2256		2620
2257	Will never block.	2621	Will never block.
2258		2622
2259	=item $player_object->leave_link ($map, $x, $y)	2623	=item $player_object->leave_link ($map, $x, $y)
2260		2624
…		…
2280	sub cf::object::player::enter_link {	2644	sub cf::object::player::enter_link {
2281	my ($self) = @_;	2645	my ($self) = @_;
2282		2646
2283	$self->deactivate_recursive;	2647	$self->deactivate_recursive;
2284		2648
		2649	++$self->{_link_recursion};
		2650
2285	return if UNIVERSAL::isa $self->map, "ext::map_link";	2651	return if UNIVERSAL::isa $self->map, "ext::map_link";
2286		2652
2287	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2653	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2288	if $self->map && $self->map->{path} ne "{link}";	2654	if $self->map && $self->map->{path} ne "{link}";
2289		2655
2290	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2656	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2291	}	2657	}
2292		2658
2293	sub cf::object::player::leave_link {	2659	sub cf::object::player::leave_link {
2294	my ($self, $map, $x, $y) = @_;	2660	my ($self, $map, $x, $y) = @_;
2295		2661
…		…
2312	($x, $y) = (-1, -1)	2678	($x, $y) = (-1, -1)
2313	unless (defined $x) && (defined $y);	2679	unless (defined $x) && (defined $y);
2314		2680
2315	# use -1 or undef as default coordinates, not 0, 0	2681	# use -1 or undef as default coordinates, not 0, 0
2316	($x, $y) = ($map->enter_x, $map->enter_y)	2682	($x, $y) = ($map->enter_x, $map->enter_y)
2317	if $x <=0 && $y <= 0;	2683	if $x <= 0 && $y <= 0;
2318		2684
2319	$map->load;	2685	$map->load;
2320	$map->load_neighbours;	2686	$map->load_neighbours;
2321		2687
2322	return unless $self->contr->active;	2688	return unless $self->contr->active;
2323	$self->activate_recursive;
2324		2689
2325	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2690	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2326	$self->enter_map ($map, $x, $y);	2691	if ($self->enter_map ($map, $x, $y)) {
2327	}	2692	# entering was successful
		2693	delete $self->{_link_recursion};
		2694	# only activate afterwards, to support waiting in hooks
		2695	$self->activate_recursive;
		2696	}
2328		2697
		2698	}
		2699
2329	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2700	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2330		2701
2331	Moves the player to the given map-path and coordinates by first freezing	2702	Moves the player to the given map-path and coordinates by first freezing
2332	her, loading and preparing them map, calling the provided $check callback	2703	her, loading and preparing them map, calling the provided $check callback
2333	that has to return the map if sucecssful, and then unfreezes the player on	2704	that has to return the map if sucecssful, and then unfreezes the player on
2334	the new (success) or old (failed) map position. In either case, $done will	2705	the new (success) or old (failed) map position. In either case, $done will
2335	be called at the end of this process.	2706	be called at the end of this process.
2336		2707
		2708	Note that $check will be called with a potentially non-loaded map, so if
		2709	it needs a loaded map it has to call C<< ->load >>.
		2710
2337	=cut	2711	=cut
2338		2712
2339	our $GOTOGEN;	2713	our $GOTOGEN;
2340		2714
2341	sub cf::object::player::goto {	2715	sub cf::object::player::goto {
2342	my ($self, $path, $x, $y, $check, $done) = @_;	2716	my ($self, $path, $x, $y, $check, $done) = @_;
2343		2717
		2718	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2719	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2720	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2721	($path, $x, $y) = @$EMERGENCY_POSITION;
		2722	}
		2723
2344	# do generation counting so two concurrent goto's will be executed in-order	2724	# do generation counting so two concurrent goto's will be executed in-order
2345	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2725	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2346		2726
2347	$self->enter_link;	2727	$self->enter_link;
2348		2728
2349	(async {	2729	(async {
		2730	$Coro::current->{desc} = "player::goto $path $x $y";
		2731
		2732	# *tag paths override both path and x|y
		2733	if ($path =~ /^\*(.*)$/) {
		2734	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2735	my $ob = $obs[rand @obs];
		2736
		2737	# see if we actually can go there
		2738	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2739	$ob = $obs[rand @obs];
		2740	} else {
		2741	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2742	}
		2743	# else put us there anyways for now #d#
		2744
		2745	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2746	} else {
		2747	($path, $x, $y) = (undef, undef, undef);
		2748	}
		2749	}
		2750
2350	my $map = eval {	2751	my $map = eval {
2351	my $map = cf::map::find $path;	2752	my $map = defined $path ? cf::map::find $path : undef;
2352		2753
2353	if ($map) {	2754	if ($map) {
2354	$map = $map->customise_for ($self);	2755	$map = $map->customise_for ($self);
2355	$map = $check->($map) if $check && $map;	2756	$map = $check->($map, $x, $y, $self) if $check && $map;
2356	} else {	2757	} else {
2357	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2758	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2358	}	2759	}
2359		2760
2360	$map	2761	$map
2361	};	2762	};
2362		2763
…		…
2368	if ($gen == $self->{_goto_generation}) {	2769	if ($gen == $self->{_goto_generation}) {
2369	delete $self->{_goto_generation};	2770	delete $self->{_goto_generation};
2370	$self->leave_link ($map, $x, $y);	2771	$self->leave_link ($map, $x, $y);
2371	}	2772	}
2372		2773
2373	$done->() if $done;	2774	$done->($self) if $done;
2374	})->prio (1);	2775	})->prio (1);
2375	}	2776	}
2376		2777
2377	=item $player_object->enter_exit ($exit_object)	2778	=item $player_object->enter_exit ($exit_object)
2378		2779
…		…
2398	}	2799	}
2399		2800
2400	sub prepare_random_map {	2801	sub prepare_random_map {
2401	my ($exit) = @_;	2802	my ($exit) = @_;
2402		2803
2403	my $guard = cf::lock_acquire "exit_prepare:$exit";
2404
2405	# all this does is basically replace the /! path by	2804	# all this does is basically replace the /! path by
2406	# a new random map path (?random/...) with a seed	2805	# a new random map path (?random/...) with a seed
2407	# that depends on the exit object	2806	# that depends on the exit object
2408		2807
2409	my $rmp = parse_random_map_params $exit->msg;	2808	my $rmp = parse_random_map_params $exit->msg;
…		…
2411	if ($exit->map) {	2810	if ($exit->map) {
2412	$rmp->{region} = $exit->region->name;	2811	$rmp->{region} = $exit->region->name;
2413	$rmp->{origin_map} = $exit->map->path;	2812	$rmp->{origin_map} = $exit->map->path;
2414	$rmp->{origin_x} = $exit->x;	2813	$rmp->{origin_x} = $exit->x;
2415	$rmp->{origin_y} = $exit->y;	2814	$rmp->{origin_y} = $exit->y;
		2815
		2816	$exit->map->touch;
2416	}	2817	}
2417		2818
2418	$rmp->{random_seed} ||= $exit->random_seed;	2819	$rmp->{random_seed} ||= $exit->random_seed;
2419		2820
2420	my $data = cf::to_json $rmp;	2821	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2421	my $md5 = Digest::MD5::md5_hex $data;	2822	my $md5 = Digest::MD5::md5_hex $data;
2422	my $meta = "$RANDOMDIR/$md5.meta";	2823	my $meta = "$RANDOMDIR/$md5.meta";
2423		2824
2424	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2825	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2425	aio_write $fh, 0, (length $data), $data, 0;	2826	aio_write $fh, 0, (length $data), $data, 0;
2426	undef $fh;	2827	undef $fh;
2427	aio_rename "$meta~", $meta;	2828	aio_rename "$meta~", $meta;
2428		2829
		2830	my $slaying = "?random/$md5";
		2831
		2832	if ($exit->valid) {
2429	$exit->slaying ("?random/$md5");	2833	$exit->slaying ("?random/$md5");
2430	$exit->msg (undef);	2834	$exit->msg (undef);
		2835	}
2431	}	2836	}
2432	}	2837	}
2433		2838
2434	sub cf::object::player::enter_exit {	2839	sub cf::object::player::enter_exit {
2435	my ($self, $exit) = @_;	2840	my ($self, $exit) = @_;
2436		2841
2437	return unless $self->type == cf::PLAYER;	2842	return unless $self->type == cf::PLAYER;
2438		2843
2439	if ($exit->slaying eq "/!") {
2440	#TODO: this should de-fi-ni-te-ly not be a sync-job
2441	# the problem is that $exit might not survive long enough
2442	# so it needs to be done right now, right here
2443	cf::sync_job { prepare_random_map $exit };
2444	}
2445
2446	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2447	my $hp = $exit->stats->hp;
2448	my $sp = $exit->stats->sp;
2449
2450	$self->enter_link;	2844	$self->enter_link;
2451		2845
2452	# if exit is damned, update players death & WoR home-position
2453	$self->contr->savebed ($slaying, $hp, $sp)
2454	if $exit->flag (FLAG_DAMNED);
2455
2456	(async {	2846	(async {
2457	$self->deactivate_recursive; # just to be sure	2847	$Coro::current->{desc} = "enter_exit";
		2848
2458	unless (eval {	2849	unless (eval {
		2850	$self->deactivate_recursive; # just to be sure
		2851
		2852	# random map handling
		2853	{
		2854	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2855
		2856	prepare_random_map $exit
		2857	if $exit->slaying eq "/!";
		2858	}
		2859
		2860	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2861	my $x = $exit->stats->hp;
		2862	my $y = $exit->stats->sp;
		2863
2459	$self->goto ($slaying, $hp, $sp);	2864	$self->goto ($map, $x, $y);
2460		2865
		2866	# if exit is damned, update players death & WoR home-position
		2867	$self->contr->savebed ($map, $x, $y)
		2868	if $exit->flag (cf::FLAG_DAMNED);
		2869
2461	1;	2870	1
2462	}) {	2871	}) {
2463	$self->message ("Something went wrong deep within the crossfire server. "	2872	$self->message ("Something went wrong deep within the deliantra server. "
2464	. "I'll try to bring you back to the map you were before. "	2873	. "I'll try to bring you back to the map you were before. "
2465	. "Please report this to the dungeon master!",	2874	. "Please report this to the dungeon master!",
2466	cf::NDI_UNIQUE | cf::NDI_RED);	2875	cf::NDI_UNIQUE | cf::NDI_RED);
2467		2876
2468	warn "ERROR in enter_exit: $@";	2877	error "ERROR in enter_exit: $@";
2469	$self->leave_link;	2878	$self->leave_link;
2470	}	2879	}
2471	})->prio (1);	2880	})->prio (1);
2472	}	2881	}
2473		2882
…		…
2485	sub cf::client::send_drawinfo {	2894	sub cf::client::send_drawinfo {
2486	my ($self, $text, $flags) = @_;	2895	my ($self, $text, $flags) = @_;
2487		2896
2488	utf8::encode $text;	2897	utf8::encode $text;
2489	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2898	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2899	}
		2900
		2901	=item $client->send_big_packet ($pkt)
		2902
		2903	Like C<send_packet>, but tries to compress large packets, and fragments
		2904	them as required.
		2905
		2906	=cut
		2907
		2908	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2909
		2910	sub cf::client::send_big_packet {
		2911	my ($self, $pkt) = @_;
		2912
		2913	# try lzf for large packets
		2914	$pkt = "lzf " . Compress::LZF::compress $pkt
		2915	if 1024 <= length $pkt and $self->{can_lzf};
		2916
		2917	# split very large packets
		2918	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2919	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2920	$pkt = "frag";
		2921	}
		2922
		2923	$self->send_packet ($pkt);
2490	}	2924	}
2491		2925
2492	=item $client->send_msg ($channel, $msg, $color, [extra...])	2926	=item $client->send_msg ($channel, $msg, $color, [extra...])
2493		2927
2494	Send a drawinfo or msg packet to the client, formatting the msg for the	2928	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2496	the message, with C<log> being the default. If C<$color> is negative, suppress	2930	the message, with C<log> being the default. If C<$color> is negative, suppress
2497	the message unless the client supports the msg packet.	2931	the message unless the client supports the msg packet.
2498		2932
2499	=cut	2933	=cut
2500		2934
		2935	# non-persistent channels (usually the info channel)
		2936	our %CHANNEL = (
		2937	"c/motd" => {
		2938	id => "infobox",
		2939	title => "MOTD",
		2940	reply => undef,
		2941	tooltip => "The message of the day",
		2942	},
		2943	"c/identify" => {
		2944	id => "infobox",
		2945	title => "Identify",
		2946	reply => undef,
		2947	tooltip => "Items recently identified",
		2948	},
		2949	"c/examine" => {
		2950	id => "infobox",
		2951	title => "Examine",
		2952	reply => undef,
		2953	tooltip => "Signs and other items you examined",
		2954	},
		2955	"c/shopinfo" => {
		2956	id => "infobox",
		2957	title => "Shop Info",
		2958	reply => undef,
		2959	tooltip => "What your bargaining skill tells you about the shop",
		2960	},
		2961	"c/book" => {
		2962	id => "infobox",
		2963	title => "Book",
		2964	reply => undef,
		2965	tooltip => "The contents of a note or book",
		2966	},
		2967	"c/lookat" => {
		2968	id => "infobox",
		2969	title => "Look",
		2970	reply => undef,
		2971	tooltip => "What you saw there",
		2972	},
		2973	"c/who" => {
		2974	id => "infobox",
		2975	title => "Players",
		2976	reply => undef,
		2977	tooltip => "Shows players who are currently online",
		2978	},
		2979	"c/body" => {
		2980	id => "infobox",
		2981	title => "Body Parts",
		2982	reply => undef,
		2983	tooltip => "Shows which body parts you posess and are available",
		2984	},
		2985	"c/statistics" => {
		2986	id => "infobox",
		2987	title => "Statistics",
		2988	reply => undef,
		2989	tooltip => "Shows your primary statistics",
		2990	},
		2991	"c/skills" => {
		2992	id => "infobox",
		2993	title => "Skills",
		2994	reply => undef,
		2995	tooltip => "Shows your experience per skill and item power",
		2996	},
		2997	"c/shopitems" => {
		2998	id => "infobox",
		2999	title => "Shop Items",
		3000	reply => undef,
		3001	tooltip => "Shows the items currently for sale in this shop",
		3002	},
		3003	"c/resistances" => {
		3004	id => "infobox",
		3005	title => "Resistances",
		3006	reply => undef,
		3007	tooltip => "Shows your resistances",
		3008	},
		3009	"c/pets" => {
		3010	id => "infobox",
		3011	title => "Pets",
		3012	reply => undef,
		3013	tooltip => "Shows information abotu your pets/a specific pet",
		3014	},
		3015	"c/perceiveself" => {
		3016	id => "infobox",
		3017	title => "Perceive Self",
		3018	reply => undef,
		3019	tooltip => "You gained detailed knowledge about yourself",
		3020	},
		3021	"c/uptime" => {
		3022	id => "infobox",
		3023	title => "Uptime",
		3024	reply => undef,
		3025	tooltip => "How long the server has been running since last restart",
		3026	},
		3027	"c/mapinfo" => {
		3028	id => "infobox",
		3029	title => "Map Info",
		3030	reply => undef,
		3031	tooltip => "Information related to the maps",
		3032	},
		3033	"c/party" => {
		3034	id => "party",
		3035	title => "Party",
		3036	reply => "gsay ",
		3037	tooltip => "Messages and chat related to your party",
		3038	},
		3039	"c/death" => {
		3040	id => "death",
		3041	title => "Death",
		3042	reply => undef,
		3043	tooltip => "Reason for and more info about your most recent death",
		3044	},
		3045	"c/say" => $SAY_CHANNEL,
		3046	"c/chat" => $CHAT_CHANNEL,
		3047	);
		3048
2501	sub cf::client::send_msg {	3049	sub cf::client::send_msg {
2502	my ($self, $channel, $msg, $color, @extra) = @_;	3050	my ($self, $channel, $msg, $color, @extra) = @_;
2503		3051
2504	$msg = $self->pl->expand_cfpod ($msg);	3052	$msg = $self->pl->expand_cfpod ($msg)
		3053	unless $color & cf::NDI_VERBATIM;
2505		3054
2506	$color &= cf::NDI_CLIENT_MASK; # just in case...	3055	$color &= cf::NDI_CLIENT_MASK; # just in case...
2507		3056
		3057	# check predefined channels, for the benefit of C
		3058	if ($CHANNEL{$channel}) {
		3059	$channel = $CHANNEL{$channel};
		3060
		3061	$self->ext_msg (channel_info => $channel);
		3062	$channel = $channel->{id};
		3063
2508	if (ref $channel) {	3064	} elsif (ref $channel) {
2509	# send meta info to client, if not yet sent	3065	# send meta info to client, if not yet sent
2510	unless (exists $self->{channel}{$channel->{id}}) {	3066	unless (exists $self->{channel}{$channel->{id}}) {
2511	$self->{channel}{$channel->{id}} = $channel;	3067	$self->{channel}{$channel->{id}} = $channel;
2512	$self->ext_msg (channel_info => $channel);	3068	$self->ext_msg (channel_info => $channel);
2513	}	3069	}
…		…
2515	$channel = $channel->{id};	3071	$channel = $channel->{id};
2516	}	3072	}
2517		3073
2518	return unless @extra || length $msg;	3074	return unless @extra || length $msg;
2519		3075
2520	if ($self->can_msg) {
2521	# default colour, mask it out	3076	# default colour, mask it out
2522	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3077	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2523	if $color & cf::NDI_DEF;	3078	if $color & cf::NDI_DEF;
2524		3079
2525	$self->send_packet ("msg " . $self->{json_coder}->encode (	3080	my $pkt = "msg "
		3081	. $self->{json_coder}->encode (
2526	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3082	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2527	} else {	3083	);
2528	if ($color >= 0) {
2529	# replace some tags by gcfclient-compatible ones
2530	for ($msg) {
2531	1 while
2532	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2533	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2534	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2535	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2536	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2537	}
2538		3084
2539	$color &= cf::NDI_COLOR_MASK;	3085	$self->send_big_packet ($pkt);
2540
2541	utf8::encode $msg;
2542
2543	if (0 && $msg =~ /\[/) {
2544	# COMMAND/INFO
2545	$self->send_packet ("drawextinfo $color 10 8 $msg")
2546	} else {
2547	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2548	$self->send_packet ("drawinfo $color $msg")
2549	}
2550	}
2551	}
2552	}	3086	}
2553		3087
2554	=item $client->ext_msg ($type, @msg)	3088	=item $client->ext_msg ($type, @msg)
2555		3089
2556	Sends an ext event to the client.	3090	Sends an ext event to the client.
…		…
2558	=cut	3092	=cut
2559		3093
2560	sub cf::client::ext_msg($$@) {	3094	sub cf::client::ext_msg($$@) {
2561	my ($self, $type, @msg) = @_;	3095	my ($self, $type, @msg) = @_;
2562		3096
2563	my $extcmd = $self->extcmd;
2564
2565	if ($extcmd == 2) {	3097	if ($self->extcmd == 2) {
2566	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3098	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2567	} elsif ($extcmd == 1) { # TODO: remove	3099	} elsif ($self->extcmd == 1) { # TODO: remove
2568	push @msg, msgtype => "event_$type";	3100	push @msg, msgtype => "event_$type";
2569	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3101	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2570	}	3102	}
2571	}	3103	}
2572		3104
2573	=item $client->ext_reply ($msgid, @msg)	3105	=item $client->ext_reply ($msgid, @msg)
2574		3106
…		…
2578		3110
2579	sub cf::client::ext_reply($$@) {	3111	sub cf::client::ext_reply($$@) {
2580	my ($self, $id, @msg) = @_;	3112	my ($self, $id, @msg) = @_;
2581		3113
2582	if ($self->extcmd == 2) {	3114	if ($self->extcmd == 2) {
2583	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3115	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2584	} elsif ($self->ns->extcmd == 1) {	3116	} elsif ($self->extcmd == 1) {
2585	#TODO: version 1, remove	3117	#TODO: version 1, remove
2586	unshift @msg, msgtype => "reply", msgid => $id;	3118	unshift @msg, msgtype => "reply", msgid => $id;
2587	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3119	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2588	}	3120	}
2589	}	3121	}
2590		3122
2591	=item $success = $client->query ($flags, "text", \&cb)	3123	=item $success = $client->query ($flags, "text", \&cb)
2592		3124
…		…
2663		3195
2664	$ns->ext_reply ($reply, @reply)	3196	$ns->ext_reply ($reply, @reply)
2665	if $reply;	3197	if $reply;
2666		3198
2667	} else {	3199	} else {
2668	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3200	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2669	}	3201	}
2670		3202
2671	cf::override;	3203	cf::override;
2672	},	3204	},
2673	);	3205	);
…		…
2693		3225
2694	$coro	3226	$coro
2695	}	3227	}
2696		3228
2697	cf::client->attach (	3229	cf::client->attach (
2698	on_destroy => sub {	3230	on_client_destroy => sub {
2699	my ($ns) = @_;	3231	my ($ns) = @_;
2700		3232
2701	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3233	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2702	},	3234	},
2703	);	3235	);
…		…
2719	our $safe_hole = new Safe::Hole;	3251	our $safe_hole = new Safe::Hole;
2720		3252
2721	$SIG{FPE} = 'IGNORE';	3253	$SIG{FPE} = 'IGNORE';
2722		3254
2723	$safe->permit_only (Opcode::opset qw(	3255	$safe->permit_only (Opcode::opset qw(
2724	:base_core :base_mem :base_orig :base_math	3256	:base_core :base_mem :base_orig :base_math :base_loop
2725	grepstart grepwhile mapstart mapwhile	3257	grepstart grepwhile mapstart mapwhile
2726	sort time	3258	sort time
2727	));	3259	));
2728		3260
2729	# here we export the classes and methods available to script code	3261	# here we export the classes and methods available to script code
…		…
2731	=pod	3263	=pod
2732		3264
2733	The following functions and methods are available within a safe environment:	3265	The following functions and methods are available within a safe environment:
2734		3266
2735	cf::object	3267	cf::object
2736	contr pay_amount pay_player map x y force_find force_add	3268	contr pay_amount pay_player map x y force_find force_add destroy
2737	insert remove name archname title slaying race	3269	insert remove name archname title slaying race decrease split
		3270	value
2738		3271
2739	cf::object::player	3272	cf::object::player
2740	player	3273	player
2741		3274
2742	cf::player	3275	cf::player
…		…
2747		3280
2748	=cut	3281	=cut
2749		3282
2750	for (	3283	for (
2751	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3284	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2752	insert remove inv name archname title slaying race)],	3285	insert remove inv nrof name archname title slaying race
		3286	decrease split destroy change_exp value msg lore send_msg)],
2753	["cf::object::player" => qw(player)],	3287	["cf::object::player" => qw(player)],
2754	["cf::player" => qw(peaceful)],	3288	["cf::player" => qw(peaceful send_msg)],
2755	["cf::map" => qw(trigger)],	3289	["cf::map" => qw(trigger)],
2756	) {	3290	) {
2757	no strict 'refs';
2758	my ($pkg, @funs) = @$_;	3291	my ($pkg, @funs) = @$_;
2759	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3292	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2760	for @funs;	3293	for @funs;
2761	}	3294	}
2762		3295
…		…
2777		3310
2778	my $qcode = $code;	3311	my $qcode = $code;
2779	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3312	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2780	$qcode =~ s/\n/\\n/g;	3313	$qcode =~ s/\n/\\n/g;
2781		3314
		3315	%vars = (_dummy => 0) unless %vars;
		3316
		3317	my @res;
2782	local $_;	3318	local $_;
2783	local @safe::cf::_safe_eval_args = values %vars;
2784		3319
2785	my $eval =	3320	my $eval =
2786	"do {\n"	3321	"do {\n"
2787	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3322	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2788	. "#line 0 \"{$qcode}\"\n"	3323	. "#line 0 \"{$qcode}\"\n"
2789	. $code	3324	. $code
2790	. "\n}"	3325	. "\n}"
2791	;	3326	;
2792		3327
		3328	if ($CFG{safe_eval}) {
2793	sub_generation_inc;	3329	sub_generation_inc;
		3330	local @safe::cf::_safe_eval_args = values %vars;
2794	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3331	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2795	sub_generation_inc;	3332	sub_generation_inc;
		3333	} else {
		3334	local @cf::_safe_eval_args = values %vars;
		3335	@res = wantarray ? eval eval : scalar eval $eval;
		3336	}
2796		3337
2797	if ($@) {	3338	if ($@) {
2798	warn "$@";	3339	warn "$@",
2799	warn "while executing safe code '$code'\n";	3340	"while executing safe code '$code'\n",
2800	warn "with arguments " . (join " ", %vars) . "\n";	3341	"with arguments " . (join " ", %vars) . "\n";
2801	}	3342	}
2802		3343
2803	wantarray ? @res : $res[0]	3344	wantarray ? @res : $res[0]
2804	}	3345	}
2805		3346
…		…
2819	=cut	3360	=cut
2820		3361
2821	sub register_script_function {	3362	sub register_script_function {
2822	my ($fun, $cb) = @_;	3363	my ($fun, $cb) = @_;
2823		3364
2824	no strict 'refs';	3365	$fun = "safe::$fun" if $CFG{safe_eval};
2825	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3366	*$fun = $safe_hole->wrap ($cb);
2826	}	3367	}
2827		3368
2828	=back	3369	=back
2829		3370
2830	=cut	3371	=cut
…		…
2833	# the server's init and main functions	3374	# the server's init and main functions
2834		3375
2835	sub load_facedata($) {	3376	sub load_facedata($) {
2836	my ($path) = @_;	3377	my ($path) = @_;
2837		3378
		3379	# HACK to clear player env face cache, we need some signal framework
		3380	# for this (global event?)
		3381	%ext::player_env::MUSIC_FACE_CACHE = ();
		3382
2838	my $enc = JSON::XS->new->utf8->canonical;	3383	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2839		3384
2840	warn "loading facedata from $path\n";	3385	trace "loading facedata from $path\n";
2841		3386
2842	my $facedata;
2843	0 < aio_load $path, $facedata	3387	0 < aio_load $path, my $facedata
2844	or die "$path: $!";	3388	or die "$path: $!";
2845		3389
2846	$facedata = Coro::Storable::thaw $facedata;	3390	$facedata = Coro::Storable::thaw $facedata;
2847		3391
2848	$facedata->{version} == 2	3392	$facedata->{version} == 2
2849	or cf::cleanup "$path: version mismatch, cannot proceed.";	3393	or cf::cleanup "$path: version mismatch, cannot proceed.";
2850		3394
2851	# patch in the exptable	3395	# patch in the exptable
		3396	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
2852	$facedata->{resource}{"res/exp_table"} = {	3397	$facedata->{resource}{"res/exp_table"} = {
2853	type => FT_RSRC,	3398	type => FT_RSRC,
2854	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3399	data => $exp_table,
		3400	hash => (Digest::MD5::md5 $exp_table),
2855	};	3401	};
2856	cf::cede_to_tick;	3402	cf::cede_to_tick;
2857		3403
2858	{	3404	{
2859	my $faces = $facedata->{faceinfo};	3405	my $faces = $facedata->{faceinfo};
2860		3406
2861	while (my ($face, $info) = each %$faces) {	3407	while (my ($face, $info) = each %$faces) {
2862	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3408	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3409
2863	cf::face::set_visibility $idx, $info->{visibility};	3410	cf::face::set_visibility $idx, $info->{visibility};
2864	cf::face::set_magicmap $idx, $info->{magicmap};	3411	cf::face::set_magicmap $idx, $info->{magicmap};
2865	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3412	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2866	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3413	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
2867		3414
2868	cf::cede_to_tick;	3415	cf::cede_to_tick;
2869	}	3416	}
2870		3417
2871	while (my ($face, $info) = each %$faces) {	3418	while (my ($face, $info) = each %$faces) {
2872	next unless $info->{smooth};	3419	next unless $info->{smooth};
		3420
2873	my $idx = cf::face::find $face	3421	my $idx = cf::face::find $face
2874	or next;	3422	or next;
		3423
2875	if (my $smooth = cf::face::find $info->{smooth}) {	3424	if (my $smooth = cf::face::find $info->{smooth}) {
2876	cf::face::set_smooth $idx, $smooth;	3425	cf::face::set_smooth $idx, $smooth;
2877	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3426	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2878	} else {	3427	} else {
2879	warn "smooth face '$info->{smooth}' not found for face '$face'";	3428	error "smooth face '$info->{smooth}' not found for face '$face'";
2880	}	3429	}
2881		3430
2882	cf::cede_to_tick;	3431	cf::cede_to_tick;
2883	}	3432	}
2884	}	3433	}
…		…
2893		3442
2894	cf::anim::invalidate_all; # d'oh	3443	cf::anim::invalidate_all; # d'oh
2895	}	3444	}
2896		3445
2897	{	3446	{
2898	# TODO: for gcfclient pleasure, we should give resources
2899	# that gcfclient doesn't grok a >10000 face index.
2900	my $res = $facedata->{resource};	3447	my $res = $facedata->{resource};
2901		3448
2902	my $soundconf = delete $res->{"res/sound.conf"};
2903
2904	while (my ($name, $info) = each %$res) {	3449	while (my ($name, $info) = each %$res) {
		3450	if (defined $info->{type}) {
2905	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3451	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2906	my $data;
2907		3452
2908	if ($info->{type} & 1) {	3453	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
2909	# prepend meta info	3454	cf::face::set_type $idx, $info->{type};
2910
2911	my $meta = $enc->encode ({
2912	name => $name,
2913	%{ $info->{meta} || {} },
2914	});
2915
2916	$data = pack "(w/a*)*", $meta, $info->{data};
2917	} else {	3455	} else {
2918	$data = $info->{data};	3456	$RESOURCE{$name} = $info; # unused
2919	}	3457	}
2920		3458
2921	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
2922	cf::face::set_type $idx, $info->{type};
2923
2924	cf::cede_to_tick;	3459	cf::cede_to_tick;
2925	}	3460	}
2926
2927	if ($soundconf) {
2928	$soundconf = $enc->decode (delete $soundconf->{data});
2929
2930	for (0 .. SOUND_CAST_SPELL_0 - 1) {
2931	my $sound = $soundconf->{compat}[$_]
2932	or next;
2933
2934	my $face = cf::face::find "sound/$sound->[1]";
2935	cf::sound::set $sound->[0] => $face;
2936	cf::sound::old_sound_index $_, $face; # gcfclient-compat
2937	}
2938
2939	while (my ($k, $v) = each %{$soundconf->{event}}) {
2940	my $face = cf::face::find "sound/$v";
2941	cf::sound::set $k => $face;
2942	}
2943	}
2944	}	3461	}
		3462
		3463	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
2945		3464
2946	1	3465	1
2947	}	3466	}
2948		3467
2949	register_exticmd fx_want => sub {	3468	register_exticmd fx_want => sub {
…		…
2952	while (my ($k, $v) = each %$want) {	3471	while (my ($k, $v) = each %$want) {
2953	$ns->fx_want ($k, $v);	3472	$ns->fx_want ($k, $v);
2954	}	3473	}
2955	};	3474	};
2956		3475
		3476	sub load_resource_file($) {
		3477	my $guard = lock_acquire "load_resource_file";
		3478
		3479	my $status = load_resource_file_ $_[0];
		3480	get_slot 0.1, 100;
		3481	cf::arch::commit_load;
		3482
		3483	$status
		3484	}
		3485
2957	sub reload_regions {	3486	sub reload_regions {
		3487	# HACK to clear player env face cache, we need some signal framework
		3488	# for this (global event?)
		3489	%ext::player_env::MUSIC_FACE_CACHE = ();
		3490
2958	load_resource_file "$MAPDIR/regions"	3491	load_resource_file "$MAPDIR/regions"
2959	or die "unable to load regions file\n";	3492	or die "unable to load regions file\n";
2960		3493
2961	for (cf::region::list) {	3494	for (cf::region::list) {
2962	$_->{match} = qr/$_->{match}/	3495	$_->{match} = qr/$_->{match}/
…		…
2970	}	3503	}
2971		3504
2972	sub reload_archetypes {	3505	sub reload_archetypes {
2973	load_resource_file "$DATADIR/archetypes"	3506	load_resource_file "$DATADIR/archetypes"
2974	or die "unable to load archetypes\n";	3507	or die "unable to load archetypes\n";
2975	#d# NEED to laod twice to resolve forward references
2976	# this really needs to be done in an extra post-pass
2977	# (which needs to be synchronous, so solve it differently)
2978	load_resource_file "$DATADIR/archetypes"
2979	or die "unable to load archetypes\n";
2980	}	3508	}
2981		3509
2982	sub reload_treasures {	3510	sub reload_treasures {
2983	load_resource_file "$DATADIR/treasures"	3511	load_resource_file "$DATADIR/treasures"
2984	or die "unable to load treasurelists\n";	3512	or die "unable to load treasurelists\n";
2985	}	3513	}
2986		3514
		3515	sub reload_sound {
		3516	trace "loading sound config from $DATADIR/sound\n";
		3517
		3518	0 < Coro::AIO::aio_load "$DATADIR/sound", my $data
		3519	or die "$DATADIR/sound $!";
		3520
		3521	my $soundconf = JSON::XS->new->utf8->relaxed->decode ($data);
		3522
		3523	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3524	my $sound = $soundconf->{compat}[$_]
		3525	or next;
		3526
		3527	my $face = cf::face::find "sound/$sound->[1]";
		3528	cf::sound::set $sound->[0] => $face;
		3529	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3530	}
		3531
		3532	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3533	my $face = cf::face::find "sound/$v";
		3534	cf::sound::set $k => $face;
		3535	}
		3536	}
		3537
2987	sub reload_resources {	3538	sub reload_resources {
2988	warn "reloading resource files...\n";	3539	trace "reloading resource files...\n";
2989		3540
		3541	reload_exp_table;
		3542	reload_materials;
		3543	reload_facedata;
		3544	reload_sound;
		3545	reload_archetypes;
2990	reload_regions;	3546	reload_regions;
2991	reload_facedata;
2992	#reload_archetypes;#d#
2993	reload_archetypes;
2994	reload_treasures;	3547	reload_treasures;
2995		3548
2996	warn "finished reloading resource files\n";	3549	trace "finished reloading resource files\n";
2997	}	3550	}
2998		3551
2999	sub init {	3552	sub reload_config {
3000	reload_resources;	3553	trace "reloading config file...\n";
3001	}
3002		3554
3003	sub cfg_load {	3555	0 < aio_load "$CONFDIR/config", my $config
3004	open my $fh, "<:utf8", "$CONFDIR/config"	3556	or die "$CONFDIR/config: $!";
3005	or return;
3006		3557
3007	local $/;	3558	utf8::decode $config;
		3559
		3560	cf::get_slot 0.1, 10, "reload_config"; # yaml might be slow...
3008	*CFG = YAML::Syck::Load <$fh>;	3561	*CFG = YAML::XS::Load $config;
3009		3562
3010	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3563	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3011		3564
3012	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3565	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3013	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3566	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3014		3567
3015	if (exists $CFG{mlockall}) {	3568	if (exists $CFG{mlockall}) {
…		…
3019	};	3572	};
3020	warn $@ if $@;	3573	warn $@ if $@;
3021	}	3574	}
3022	}	3575	}
3023		3576
		3577	sub pidfile() {
		3578	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3579	or die "$PIDFILE: $!";
		3580	flock $fh, &Fcntl::LOCK_EX
		3581	or die "$PIDFILE: flock: $!";
		3582	$fh
		3583	}
		3584
		3585	# make sure only one server instance is running at any one time
		3586	sub atomic {
		3587	my $fh = pidfile;
		3588
		3589	my $pid = <$fh>;
		3590	kill 9, $pid if $pid > 0;
		3591
		3592	seek $fh, 0, 0;
		3593	print $fh $$;
		3594	}
		3595
		3596	sub main_loop {
		3597	trace "EV::loop starting\n";
		3598	if (1) {
		3599	EV::loop;
		3600	}
		3601	trace "EV::loop returned\n";
		3602	goto &main_loop unless $REALLY_UNLOOP;
		3603	}
		3604
3024	sub main {	3605	sub main {
		3606	cf::init_globals; # initialise logging
		3607
		3608	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3609	LOG llevInfo, "Copyright (C) 2005-2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3610	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3611	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3612
		3613	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3614
3025	# we must not ever block the main coroutine	3615	# we must not ever block the main coroutine
3026	local $Coro::idle = sub {	3616	local $Coro::idle = sub {
3027	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3617	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3028	(async {	3618	(async {
3029	Event::one_event;	3619	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3620	EV::loop EV::LOOP_ONESHOT;
3030	})->prio (Coro::PRIO_MAX);	3621	})->prio (Coro::PRIO_MAX);
3031	};	3622	};
3032		3623
3033	cfg_load;	3624	evthread_start IO::AIO::poll_fileno;
		3625
		3626	cf::sync_job {
		3627	cf::incloader::init ();
		3628
		3629	cf::init_anim;
		3630	cf::init_attackmess;
		3631	cf::init_dynamic;
		3632
		3633	cf::load_settings;
		3634
		3635	reload_resources;
		3636	reload_config;
3034	db_init;	3637	db_init;
		3638
		3639	cf::init_uuid;
		3640	cf::init_signals;
		3641	cf::init_skills;
		3642
		3643	cf::init_beforeplay;
		3644
		3645	atomic;
		3646
3035	load_extensions;	3647	load_extensions;
3036		3648
3037	$TICK_WATCHER->start;	3649	utime time, time, $RUNTIMEFILE;
3038	Event::loop;	3650
		3651	# no (long-running) fork's whatsoever before this point(!)
		3652	use POSIX ();
		3653	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3654
		3655	(pop @POST_INIT)->(0) while @POST_INIT;
		3656	};
		3657
		3658	cf::object::thawer::errors_are_fatal 0;
		3659	info "parse errors in files are no longer fatal from this point on.\n";
		3660
		3661	my $free_main; $free_main = EV::idle sub {
		3662	undef $free_main;
		3663	undef &main; # free gobs of memory :)
		3664	};
		3665
		3666	goto &main_loop;
3039	}	3667	}
3040		3668
3041	#############################################################################	3669	#############################################################################
3042	# initialisation and cleanup	3670	# initialisation and cleanup
3043		3671
3044	# install some emergency cleanup handlers	3672	# install some emergency cleanup handlers
3045	BEGIN {	3673	BEGIN {
		3674	our %SIGWATCHER = ();
3046	for my $signal (qw(INT HUP TERM)) {	3675	for my $signal (qw(INT HUP TERM)) {
3047	Event->signal (	3676	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3048	reentrant => 0,
3049	data => WF_AUTOCANCEL,
3050	signal => $signal,
3051	prio => 0,
3052	cb => sub {
3053	cf::cleanup "SIG$signal";	3677	cf::cleanup "SIG$signal";
3054	},
3055	);	3678	};
3056	}	3679	}
3057	}	3680	}
3058		3681
3059	sub write_runtime {	3682	sub write_runtime_sync {
3060	my $runtime = "$LOCALDIR/runtime";	3683	my $t0 = AE::time;
3061		3684
3062	# first touch the runtime file to show we are still running:	3685	# first touch the runtime file to show we are still running:
3063	# the fsync below can take a very very long time.	3686	# the fsync below can take a very very long time.
3064		3687
3065	IO::AIO::aio_utime $runtime, undef, undef;	3688	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3066		3689
3067	my $guard = cf::lock_acquire "write_runtime";	3690	my $guard = cf::lock_acquire "write_runtime";
3068		3691
3069	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3692	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3070	or return;	3693	or return;
3071		3694
3072	my $value = $cf::RUNTIME + 90 + 10;	3695	my $value = $cf::RUNTIME + 90 + 10;
3073	# 10 is the runtime save interval, for a monotonic clock	3696	# 10 is the runtime save interval, for a monotonic clock
3074	# 60 allows for the watchdog to kill the server.	3697	# 60 allows for the watchdog to kill the server.
…		…
3084	aio_utime $fh, undef, undef;	3707	aio_utime $fh, undef, undef;
3085		3708
3086	close $fh	3709	close $fh
3087	or return;	3710	or return;
3088		3711
3089	aio_rename "$runtime~", $runtime	3712	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3090	and return;	3713	and return;
3091		3714
3092	warn "runtime file written.\n";	3715	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3093		3716
3094	1	3717	1
		3718	}
		3719
		3720	our $uuid_lock;
		3721	our $uuid_skip;
		3722
		3723	sub write_uuid_sync($) {
		3724	$uuid_skip ||= $_[0];
		3725
		3726	return if $uuid_lock;
		3727	local $uuid_lock = 1;
		3728
		3729	my $uuid = "$LOCALDIR/uuid";
		3730
		3731	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3732	or return;
		3733
		3734	my $value = uuid_seq uuid_cur;
		3735
		3736	unless ($value) {
		3737	info "cowardly refusing to write zero uuid value!\n";
		3738	return;
		3739	}
		3740
		3741	my $value = uuid_str $value + $uuid_skip;
		3742	$uuid_skip = 0;
		3743
		3744	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3745	and return;
		3746
		3747	# always fsync - this file is important
		3748	aio_fsync $fh
		3749	and return;
		3750
		3751	close $fh
		3752	or return;
		3753
		3754	aio_rename "$uuid~", $uuid
		3755	and return;
		3756
		3757	trace "uuid file written ($value).\n";
		3758
		3759	1
		3760
		3761	}
		3762
		3763	sub write_uuid($$) {
		3764	my ($skip, $sync) = @_;
		3765
		3766	$sync ? write_uuid_sync $skip
		3767	: async { write_uuid_sync $skip };
3095	}	3768	}
3096		3769
3097	sub emergency_save() {	3770	sub emergency_save() {
3098	my $freeze_guard = cf::freeze_mainloop;	3771	my $freeze_guard = cf::freeze_mainloop;
3099		3772
3100	warn "enter emergency perl save\n";	3773	info "emergency_perl_save: enter\n";
		3774
		3775	# this is a trade-off: we want to be very quick here, so
		3776	# save all maps without fsync, and later call a global sync
		3777	# (which in turn might be very very slow)
		3778	local $USE_FSYNC = 0;
3101		3779
3102	cf::sync_job {	3780	cf::sync_job {
		3781	cf::write_runtime_sync; # external watchdog should not bark
		3782
3103	# use a peculiar iteration method to avoid tripping on perl	3783	# use a peculiar iteration method to avoid tripping on perl
3104	# refcount bugs in for. also avoids problems with players	3784	# refcount bugs in for. also avoids problems with players
3105	# and maps saved/destroyed asynchronously.	3785	# and maps saved/destroyed asynchronously.
3106	warn "begin emergency player save\n";	3786	info "emergency_perl_save: begin player save\n";
3107	for my $login (keys %cf::PLAYER) {	3787	for my $login (keys %cf::PLAYER) {
3108	my $pl = $cf::PLAYER{$login} or next;	3788	my $pl = $cf::PLAYER{$login} or next;
3109	$pl->valid or next;	3789	$pl->valid or next;
		3790	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3110	$pl->save;	3791	$pl->save;
3111	}	3792	}
3112	warn "end emergency player save\n";	3793	info "emergency_perl_save: end player save\n";
3113		3794
3114	warn "begin emergency map save\n";	3795	cf::write_runtime_sync; # external watchdog should not bark
		3796
		3797	info "emergency_perl_save: begin map save\n";
3115	for my $path (keys %cf::MAP) {	3798	for my $path (keys %cf::MAP) {
3116	my $map = $cf::MAP{$path} or next;	3799	my $map = $cf::MAP{$path} or next;
3117	$map->valid or next;	3800	$map->valid or next;
3118	$map->save;	3801	$map->save;
3119	}	3802	}
3120	warn "end emergency map save\n";	3803	info "emergency_perl_save: end map save\n";
3121		3804
3122	warn "begin emergency database checkpoint\n";	3805	cf::write_runtime_sync; # external watchdog should not bark
		3806
		3807	info "emergency_perl_save: begin database checkpoint\n";
3123	BDB::db_env_txn_checkpoint $DB_ENV;	3808	BDB::db_env_txn_checkpoint $DB_ENV;
3124	warn "end emergency database checkpoint\n";	3809	info "emergency_perl_save: end database checkpoint\n";
		3810
		3811	info "emergency_perl_save: begin write uuid\n";
		3812	write_uuid_sync 1;
		3813	info "emergency_perl_save: end write uuid\n";
		3814
		3815	cf::write_runtime_sync; # external watchdog should not bark
		3816
		3817	trace "emergency_perl_save: syncing database to disk";
		3818	BDB::db_env_txn_checkpoint $DB_ENV;
		3819
		3820	info "emergency_perl_save: starting sync\n";
		3821	IO::AIO::aio_sync sub {
		3822	info "emergency_perl_save: finished sync\n";
		3823	};
		3824
		3825	cf::write_runtime_sync; # external watchdog should not bark
		3826
		3827	trace "emergency_perl_save: flushing outstanding aio requests";
		3828	while (IO::AIO::nreqs || BDB::nreqs) {
		3829	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
		3830	}
		3831
		3832	cf::write_runtime_sync; # external watchdog should not bark
3125	};	3833	};
3126		3834
3127	warn "leave emergency perl save\n";	3835	info "emergency_perl_save: leave\n";
3128	}	3836	}
3129		3837
3130	sub post_cleanup {	3838	sub post_cleanup {
3131	my ($make_core) = @_;	3839	my ($make_core) = @_;
3132		3840
		3841	IO::AIO::flush;
		3842
3133	warn Carp::longmess "post_cleanup backtrace"	3843	error Carp::longmess "post_cleanup backtrace"
3134	if $make_core;	3844	if $make_core;
		3845
		3846	my $fh = pidfile;
		3847	unlink $PIDFILE if <$fh> == $$;
		3848	}
		3849
		3850	# a safer delete_package, copied from Symbol
		3851	sub clear_package($) {
		3852	my $pkg = shift;
		3853
		3854	# expand to full symbol table name if needed
		3855	unless ($pkg =~ /^main::.*::$/) {
		3856	$pkg = "main$pkg" if $pkg =~ /^::/;
		3857	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3858	$pkg .= '::' unless $pkg =~ /::$/;
		3859	}
		3860
		3861	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3862	my $stem_symtab = *{$stem}{HASH};
		3863
		3864	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3865	or return;
		3866
		3867	# clear all symbols
		3868	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3869	for my $name (keys %$leaf_symtab) {
		3870	_gv_clear *{"$pkg$name"};
		3871	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3872	}
3135	}	3873	}
3136		3874
3137	sub do_reload_perl() {	3875	sub do_reload_perl() {
3138	# can/must only be called in main	3876	# can/must only be called in main
3139	if ($Coro::current != $Coro::main) {	3877	unless (in_main) {
3140	warn "can only reload from main coroutine";	3878	error "can only reload from main coroutine";
3141	return;	3879	return;
3142	}	3880	}
3143		3881
		3882	return if $RELOAD++;
		3883
		3884	my $t1 = AE::time;
		3885
		3886	while ($RELOAD) {
		3887	cf::get_slot 0.1, -1, "reload_perl";
3144	warn "reloading...";	3888	info "reloading...";
3145		3889
3146	warn "entering sync_job";	3890	trace "entering sync_job";
3147		3891
3148	cf::sync_job {	3892	cf::sync_job {
3149	cf::write_runtime; # external watchdog should not bark
3150	cf::emergency_save;	3893	#cf::emergency_save;
3151	cf::write_runtime; # external watchdog should not bark
3152		3894
3153	warn "syncing database to disk";
3154	BDB::db_env_txn_checkpoint $DB_ENV;
3155
3156	# if anything goes wrong in here, we should simply crash as we already saved
3157
3158	warn "cancelling all WF_AUTOCANCEL watchers";
3159	for (Event::all_watchers) {
3160	$_->cancel if $_->data & WF_AUTOCANCEL;
3161	}
3162
3163	warn "flushing outstanding aio requests";
3164	for (;;) {
3165	BDB::flush;
3166	IO::AIO::flush;
3167	Coro::cede;
3168	last unless IO::AIO::nreqs || BDB::nreqs;
3169	warn "iterate...";
3170	}
3171
3172	++$RELOAD;
3173
3174	warn "cancelling all extension coros";	3895	trace "cancelling all extension coros";
3175	$_->cancel for values %EXT_CORO;	3896	$_->cancel for values %EXT_CORO;
3176	%EXT_CORO = ();	3897	%EXT_CORO = ();
3177		3898
3178	warn "removing commands";	3899	trace "removing commands";
3179	%COMMAND = ();	3900	%COMMAND = ();
3180		3901
3181	warn "removing ext/exti commands";	3902	trace "removing ext/exti commands";
3182	%EXTCMD = ();	3903	%EXTCMD = ();
3183	%EXTICMD = ();	3904	%EXTICMD = ();
3184		3905
3185	warn "unloading/nuking all extensions";	3906	trace "unloading/nuking all extensions";
3186	for my $pkg (@EXTS) {	3907	for my $pkg (@EXTS) {
3187	warn "... unloading $pkg";	3908	trace "... unloading $pkg";
3188		3909
3189	if (my $cb = $pkg->can ("unload")) {	3910	if (my $cb = $pkg->can ("unload")) {
3190	eval {	3911	eval {
3191	$cb->($pkg);	3912	$cb->($pkg);
3192	1	3913	1
3193	} or warn "$pkg unloaded, but with errors: $@";	3914	} or error "$pkg unloaded, but with errors: $@";
		3915	}
		3916
		3917	trace "... clearing $pkg";
		3918	clear_package $pkg;
3194	}	3919	}
3195		3920
3196	warn "... nuking $pkg";
3197	Symbol::delete_package $pkg;
3198	}
3199
3200	warn "unloading all perl modules loaded from $LIBDIR";	3921	trace "unloading all perl modules loaded from $LIBDIR";
3201	while (my ($k, $v) = each %INC) {	3922	while (my ($k, $v) = each %INC) {
3202	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	3923	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3203		3924
3204	warn "... unloading $k";	3925	trace "... unloading $k";
3205	delete $INC{$k};	3926	delete $INC{$k};
3206		3927
3207	$k =~ s/\.pm$//;	3928	$k =~ s/\.pm$//;
3208	$k =~ s/\//::/g;	3929	$k =~ s/\//::/g;
3209		3930
3210	if (my $cb = $k->can ("unload_module")) {	3931	if (my $cb = $k->can ("unload_module")) {
3211	$cb->();	3932	$cb->();
		3933	}
		3934
		3935	clear_package $k;
3212	}	3936	}
3213		3937
3214	Symbol::delete_package $k;
3215	}
3216
3217	warn "getting rid of safe::, as good as possible";	3938	trace "getting rid of safe::, as good as possible";
3218	Symbol::delete_package "safe::$_"	3939	clear_package "safe::$_"
3219	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3940	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3220		3941
3221	warn "unloading cf.pm \"a bit\"";	3942	trace "unloading cf.pm \"a bit\"";
3222	delete $INC{"cf.pm"};	3943	delete $INC{"cf.pm"};
3223	delete $INC{"cf/pod.pm"};	3944	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3224		3945
3225	# don't, removes xs symbols, too,	3946	# don't, removes xs symbols, too,
3226	# and global variables created in xs	3947	# and global variables created in xs
3227	#Symbol::delete_package __PACKAGE__;	3948	#clear_package __PACKAGE__;
3228		3949
3229	warn "unload completed, starting to reload now";	3950	info "unload completed, starting to reload now";
3230		3951
3231	warn "reloading cf.pm";	3952	trace "reloading cf.pm";
3232	require cf;	3953	require cf;
3233	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3954	cf::_connect_to_perl_1;
3234		3955
3235	warn "loading config and database again";	3956	trace "loading config and database again";
3236	cf::cfg_load;	3957	cf::reload_config;
3237		3958
3238	warn "loading extensions";	3959	trace "loading extensions";
3239	cf::load_extensions;	3960	cf::load_extensions;
3240		3961
		3962	if ($REATTACH_ON_RELOAD) {
3241	warn "reattaching attachments to objects/players";	3963	trace "reattaching attachments to objects/players";
3242	_global_reattach; # objects, sockets	3964	_global_reattach; # objects, sockets
3243	warn "reattaching attachments to maps";	3965	trace "reattaching attachments to maps";
3244	reattach $_ for values %MAP;	3966	reattach $_ for values %MAP;
3245	warn "reattaching attachments to players";	3967	trace "reattaching attachments to players";
3246	reattach $_ for values %PLAYER;	3968	reattach $_ for values %PLAYER;
		3969	}
3247		3970
		3971	trace "running post_init jobs";
		3972	(pop @POST_INIT)->(1) while @POST_INIT;
		3973
3248	warn "leaving sync_job";	3974	trace "leaving sync_job";
3249		3975
3250	1	3976	1
3251	} or do {	3977	} or do {
3252	warn $@;	3978	error $@;
3253	warn "error while reloading, exiting.";	3979	cf::cleanup "error while reloading, exiting.";
3254	exit 1;	3980	};
		3981
		3982	info "reloaded";
		3983	--$RELOAD;
3255	};	3984	}
3256		3985
3257	warn "reloaded";	3986	$t1 = AE::time - $t1;
		3987	info "reload completed in ${t1}s\n";
3258	};	3988	};
3259		3989
3260	our $RELOAD_WATCHER; # used only during reload	3990	our $RELOAD_WATCHER; # used only during reload
3261		3991
3262	sub reload_perl() {	3992	sub reload_perl() {
3263	# doing reload synchronously and two reloads happen back-to-back,	3993	# doing reload synchronously and two reloads happen back-to-back,
3264	# coro crashes during coro_state_free->destroy here.	3994	# coro crashes during coro_state_free->destroy here.
3265		3995
3266	$RELOAD_WATCHER ||= Event->timer (	3996	$RELOAD_WATCHER ||= cf::async {
3267	reentrant => 0,	3997	Coro::AIO::aio_wait cache_extensions;
3268	after => 0,	3998
3269	data => WF_AUTOCANCEL,	3999	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3270	cb => sub {
3271	do_reload_perl;	4000	do_reload_perl;
3272	undef $RELOAD_WATCHER;	4001	undef $RELOAD_WATCHER;
3273	},	4002	};
3274	);	4003	};
3275	}	4004	}
3276		4005
3277	register_command "reload" => sub {	4006	register_command "reload" => sub {
3278	my ($who, $arg) = @_;	4007	my ($who, $arg) = @_;
3279		4008
3280	if ($who->flag (FLAG_WIZ)) {	4009	if ($who->flag (FLAG_WIZ)) {
3281	$who->message ("reloading server.");	4010	$who->message ("reloading server.");
		4011	async {
		4012	$Coro::current->{desc} = "perl_reload";
3282	async { reload_perl };	4013	reload_perl;
		4014	};
3283	}	4015	}
3284	};	4016	};
3285		4017
3286	unshift @INC, $LIBDIR;	4018	#############################################################################
3287		4019
3288	my $bug_warning = 0;	4020	my $bug_warning = 0;
3289		4021
3290	our @WAIT_FOR_TICK;	4022	our @WAIT_FOR_TICK;
3291	our @WAIT_FOR_TICK_BEGIN;	4023	our @WAIT_FOR_TICK_BEGIN;
3292		4024
3293	sub wait_for_tick {	4025	sub wait_for_tick() {
3294	return unless $TICK_WATCHER->is_active;
3295	return if $Coro::current == $Coro::main;	4026	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3296		4027
3297	my $signal = new Coro::Signal;	4028	my $signal = new Coro::Signal;
3298	push @WAIT_FOR_TICK, $signal;	4029	push @WAIT_FOR_TICK, $signal;
3299	$signal->wait;	4030	$signal->wait;
3300	}	4031	}
3301		4032
3302	sub wait_for_tick_begin {	4033	sub wait_for_tick_begin() {
3303	return unless $TICK_WATCHER->is_active;
3304	return if $Coro::current == $Coro::main;	4034	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3305		4035
3306	my $signal = new Coro::Signal;	4036	my $signal = new Coro::Signal;
3307	push @WAIT_FOR_TICK_BEGIN, $signal;	4037	push @WAIT_FOR_TICK_BEGIN, $signal;
3308	$signal->wait;	4038	$signal->wait;
3309	}	4039	}
3310		4040
3311	my $min = 1e6;#d#	4041	sub tick {
3312	my $avg = 10;
3313	$TICK_WATCHER = Event->timer (
3314	reentrant => 0,
3315	parked => 1,
3316	prio => 0,
3317	at => $NEXT_TICK || $TICK,
3318	data => WF_AUTOCANCEL,
3319	cb => sub {
3320	if ($Coro::current != $Coro::main) {	4042	if ($Coro::current != $Coro::main) {
3321	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4043	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3322	unless ++$bug_warning > 10;	4044	unless ++$bug_warning > 10;
3323	return;	4045	return;
3324	}	4046	}
3325		4047
3326	$NOW = $tick_start = Event::time;
3327
3328	cf::server_tick; # one server iteration	4048	cf::server_tick; # one server iteration
3329		4049
3330	0 && sync_job {#d#	4050	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3331	for(1..10) {
3332	my $t = Event::time;
3333	my $map = my $map = new_from_path cf::map "/tmp/x.map"
3334	or die;
3335		4051
3336	$map->width (50);	4052	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3337	$map->height (50);	4053	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3338	$map->alloc;	4054	Coro::async_pool {
3339	$map->_load_objects ("/tmp/x.map", 1);	4055	$Coro::current->{desc} = "runtime saver";
3340	my $t = Event::time - $t;	4056	write_runtime_sync
3341		4057	or error "ERROR: unable to write runtime file: $!";
3342	#next unless $t < 0.0013;#d#
3343	if ($t < $min) {
3344	$min = $t;
3345	}
3346	$avg = $avg * 0.99 + $t * 0.01;
3347	}
3348	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3349	exit 0;
3350	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3351	};	4058	};
		4059	}
3352		4060
3353	$RUNTIME += $TICK;
3354	$NEXT_TICK += $TICK;
3355
3356	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3357	$NEXT_RUNTIME_WRITE = $NOW + 10;
3358	Coro::async_pool {
3359	write_runtime
3360	or warn "ERROR: unable to write runtime file: $!";
3361	};
3362	}
3363
3364	# my $AFTER = Event::time;
3365	# warn $AFTER - $NOW;#d#
3366
3367	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4061	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3368	$sig->send;	4062	$sig->send;
3369	}	4063	}
3370	while (my $sig = shift @WAIT_FOR_TICK) {	4064	while (my $sig = shift @WAIT_FOR_TICK) {
3371	$sig->send;	4065	$sig->send;
3372	}	4066	}
3373		4067
3374	$NOW = Event::time;	4068	$LOAD = ($NOW - $TICK_START) / $TICK;
3375
3376	# if we are delayed by four ticks or more, skip them all
3377	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3378
3379	$TICK_WATCHER->at ($NEXT_TICK);
3380	$TICK_WATCHER->start;
3381
3382	$LOAD = ($NOW - $tick_start) / $TICK;
3383	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4069	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3384		4070
3385	_post_tick;	4071	if (0) {
3386		4072	if ($NEXT_TICK) {
3387		4073	my $jitter = $TICK_START - $NEXT_TICK;
		4074	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4075	debug "jitter $JITTER\n";#d#
		4076	}
3388	},	4077	}
3389	);	4078	}
3390		4079
3391	{	4080	{
3392	BDB::max_poll_time $TICK * 0.1;	4081	# configure BDB
3393	$BDB_POLL_WATCHER = Event->io (	4082
3394	reentrant => 0,
3395	fd => BDB::poll_fileno,
3396	poll => 'r',
3397	prio => 0,
3398	data => WF_AUTOCANCEL,
3399	cb => \&BDB::poll_cb,
3400	);
3401	BDB::min_parallel 8;	4083	BDB::min_parallel 16;
3402		4084	BDB::max_poll_reqs $TICK * 0.1;
3403	BDB::set_sync_prepare {	4085	$AnyEvent::BDB::WATCHER->priority (1);
3404	my $status;
3405	my $current = $Coro::current;
3406	(
3407	sub {
3408	$status = $!;
3409	$current->ready; undef $current;
3410	},
3411	sub {
3412	Coro::schedule while defined $current;
3413	$! = $status;
3414	},
3415	)
3416	};
3417		4086
3418	unless ($DB_ENV) {	4087	unless ($DB_ENV) {
3419	$DB_ENV = BDB::db_env_create;	4088	$DB_ENV = BDB::db_env_create;
		4089	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		4090	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4091	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		4092	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		4093	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3420		4094
3421	cf::sync_job {	4095	cf::sync_job {
3422	eval {	4096	eval {
3423	BDB::db_env_open	4097	BDB::db_env_open
3424	$DB_ENV,	4098	$DB_ENV,
…		…
3426	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4100	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3427	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4101	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3428	0666;	4102	0666;
3429		4103
3430	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4104	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3431
3432	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3433	$DB_ENV->set_lk_detect;
3434	};	4105	};
3435		4106
3436	cf::cleanup "db_env_open(db): $@" if $@;	4107	cf::cleanup "db_env_open(db): $@" if $@;
3437	};	4108	};
3438	}	4109	}
		4110
		4111	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		4112	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		4113	};
		4114	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		4115	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		4116	};
		4117	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		4118	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		4119	};
3439	}	4120	}
3440		4121
3441	{	4122	{
		4123	# configure IO::AIO
		4124
3442	IO::AIO::min_parallel 8;	4125	IO::AIO::min_parallel 8;
3443
3444	undef $Coro::AIO::WATCHER;
3445	IO::AIO::max_poll_time $TICK * 0.1;	4126	IO::AIO::max_poll_time $TICK * 0.1;
3446	$AIO_POLL_WATCHER = Event->io (	4127	undef $AnyEvent::AIO::WATCHER;
3447	reentrant => 0,
3448	data => WF_AUTOCANCEL,
3449	fd => IO::AIO::poll_fileno,
3450	poll => 'r',
3451	prio => 6,
3452	cb => \&IO::AIO::poll_cb,
3453	);
3454	}	4128	}
3455		4129
3456	my $_log_backtrace;	4130	my $_log_backtrace;
3457		4131
3458	sub _log_backtrace {	4132	sub _log_backtrace {
…		…
3461	$msg =~ s/\n//;	4135	$msg =~ s/\n//;
3462		4136
3463	# limit the # of concurrent backtraces	4137	# limit the # of concurrent backtraces
3464	if ($_log_backtrace < 2) {	4138	if ($_log_backtrace < 2) {
3465	++$_log_backtrace;	4139	++$_log_backtrace;
		4140	my $perl_bt = Carp::longmess $msg;
3466	async {	4141	async {
		4142	$Coro::current->{desc} = "abt $msg";
		4143
3467	my @bt = fork_call {	4144	my @bt = fork_call {
3468	@addr = map { sprintf "%x", $_ } @addr;	4145	@addr = map { sprintf "%x", $_ } @addr;
3469	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4146	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3470	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4147	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3471	or die "addr2line: $!";	4148	or die "addr2line: $!";
…		…
3479	}	4156	}
3480		4157
3481	@funcs	4158	@funcs
3482	};	4159	};
3483		4160
3484	LOG llevInfo, "[ABT] $msg\n";	4161	LOG llevInfo, "[ABT] $perl_bt\n";
		4162	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3485	LOG llevInfo, "[ABT] $_\n" for @bt;	4163	LOG llevInfo, "[ABT] $_\n" for @bt;
3486	--$_log_backtrace;	4164	--$_log_backtrace;
3487	};	4165	};
3488	} else {	4166	} else {
3489	LOG llevInfo, "[ABT] $msg\n";	4167	LOG llevInfo, "[ABT] $msg\n";
3490	LOG llevInfo, "[ABT] [suppressed]\n";	4168	LOG llevInfo, "[ABT] [suppressed]\n";
3491	}	4169	}
3492	}	4170	}
3493		4171
3494	# load additional modules	4172	# load additional modules
3495	use cf::pod;	4173	require "cf/$_.pm" for @EXTRA_MODULES;
		4174	cf::_connect_to_perl_2;
3496		4175
3497	END { cf::emergency_save }	4176	END { cf::emergency_save }
3498		4177
3499	1	4178	1
3500		4179

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