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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.311 by root, Fri Jul 20 16:11:10 2007 UTC vs.
Revision 1.525 by root, Wed Apr 21 03:34:26 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
		25	use 5.10.0;
3	use utf8;	26	use utf8;
4	use strict;	27	use strict qw(vars subs);
5		28
6	use Symbol;	29	use Symbol;
7	use List::Util;	30	use List::Util;
8	use Socket;	31	use Socket;
9	use Storable;	32	use EV;
10	use Event;
11	use Opcode;	33	use Opcode;
12	use Safe;	34	use Safe;
13	use Safe::Hole;	35	use Safe::Hole;
		36	use Storable ();
		37	use Carp ();
14		38
		39	use Guard ();
15	use Coro 3.61 ();	40	use Coro ();
16	use Coro::State;	41	use Coro::State;
17	use Coro::Handle;	42	use Coro::Handle;
		43	use Coro::EV;
18	use Coro::Event;	44	use Coro::AnyEvent;
19	use Coro::Timer;	45	use Coro::Timer;
20	use Coro::Signal;	46	use Coro::Signal;
21	use Coro::Semaphore;	47	use Coro::Semaphore;
		48	use Coro::SemaphoreSet;
		49	use Coro::AnyEvent;
22	use Coro::AIO;	50	use Coro::AIO;
		51	use Coro::BDB 1.6;
23	use Coro::Storable;	52	use Coro::Storable;
		53	use Coro::Util ();
24		54
25	use JSON::XS 1.4 ();	55	use JSON::XS 2.01 ();
26	use BDB ();	56	use BDB ();
27	use Data::Dumper;	57	use Data::Dumper;
28	use Digest::MD5;
29	use Fcntl;	58	use Fcntl;
30	use YAML::Syck ();	59	use YAML::XS ();
31	use IO::AIO 2.32 ();	60	use IO::AIO ();
32	use Time::HiRes;	61	use Time::HiRes;
33	use Compress::LZF;	62	use Compress::LZF;
34	use Digest::MD5 ();	63	use Digest::MD5 ();
		64
		65	AnyEvent::detect;
35		66
36	# configure various modules to our taste	67	# configure various modules to our taste
37	#	68	#
38	$Storable::canonical = 1; # reduce rsync transfers	69	$Storable::canonical = 1; # reduce rsync transfers
39	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	70	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		71
		72	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		73
		74	# make sure c-lzf reinitialises itself
		75	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
40	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	76	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
41		77
42	$Event::Eval = 1; # no idea why this is required, but it is	78	# strictly for debugging
43		79	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
44	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
45	$YAML::Syck::ImplicitUnicode = 1;
46
47	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
48		80
49	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	81	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
50		82
51	our %COMMAND = ();	83	our %COMMAND = ();
52	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
…		…
55	our %EXTCMD = ();	87	our %EXTCMD = ();
56	our %EXTICMD = ();	88	our %EXTICMD = ();
57	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
58	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
59		91
60	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
61	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
62		96
63	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
64	our $DATADIR = datadir;	98	our $DATADIR = datadir;
65	our $LIBDIR = "$DATADIR/ext";	99	our $LIBDIR = "$DATADIR/ext";
66	our $PODDIR = "$DATADIR/pod";	100	our $PODDIR = "$DATADIR/pod";
67	our $MAPDIR = "$DATADIR/" . mapdir;	101	our $MAPDIR = "$DATADIR/" . mapdir;
68	our $LOCALDIR = localdir;	102	our $LOCALDIR = localdir;
69	our $TMPDIR = "$LOCALDIR/" . tmpdir;	103	our $TMPDIR = "$LOCALDIR/" . tmpdir;
70	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	104	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
71	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	105	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
72	our $RANDOMDIR = "$LOCALDIR/random";	106	our $RANDOMDIR = "$LOCALDIR/random";
73	our $BDBDIR = "$LOCALDIR/db";	107	our $BDBDIR = "$LOCALDIR/db";
		108	our $PIDFILE = "$LOCALDIR/pid";
		109	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		110
		111	our %RESOURCE;
		112
		113	our $OUTPUT_RATE_MIN = 4000;
		114	our $OUTPUT_RATE_MAX = 100000;
74		115
75	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	116	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
76	our $TICK_WATCHER;
77	our $AIO_POLL_WATCHER;
78	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	117	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
79	our $NEXT_TICK;	118	our $NEXT_TICK;
80	our $NOW;
81	our $USE_FSYNC = 1; # use fsync to write maps - default off	119	our $USE_FSYNC = 1; # use fsync to write maps - default on
82		120
		121	our $BDB_DEADLOCK_WATCHER;
		122	our $BDB_CHECKPOINT_WATCHER;
83	our $BDB_POLL_WATCHER;	123	our $BDB_TRICKLE_WATCHER;
84	our $DB_ENV;	124	our $DB_ENV;
		125
		126	our @EXTRA_MODULES = qw(pod match mapscript);
85		127
86	our %CFG;	128	our %CFG;
87		129
88	our $UPTIME; $UPTIME ||= time;	130	our $UPTIME; $UPTIME ||= time;
89	our $RUNTIME;	131	our $RUNTIME;
		132	our $NOW;
90		133
91	our %PLAYER; # all users	134	our (%PLAYER, %PLAYER_LOADING); # all users
92	our %MAP; # all maps	135	our (%MAP, %MAP_LOADING ); # all maps
93	our $LINK_MAP; # the special {link} map, which is always available	136	our $LINK_MAP; # the special {link} map, which is always available
94		137
95	# used to convert map paths into valid unix filenames by replacing / by ∕	138	# used to convert map paths into valid unix filenames by replacing / by ∕
96	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	139	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
97		140
98	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	141	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
99	our $LOADAVG; # same thing, but with alpha-smoothing	142	our $LOADAVG; # same thing, but with alpha-smoothing
		143	our $JITTER; # average jitter
100	our $tick_start; # for load detecting purposes	144	our $TICK_START; # for load detecting purposes
		145
		146	our @POST_INIT;
		147
		148	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		149	our $REALLY_UNLOOP; # never set to true, please :)
101		150
102	binmode STDOUT;	151	binmode STDOUT;
103	binmode STDERR;	152	binmode STDERR;
104		153
105	# read virtual server time, if available	154	# read virtual server time, if available
106	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	155	unless ($RUNTIME || !-e $RUNTIMEFILE) {
107	open my $fh, "<", "$LOCALDIR/runtime"	156	open my $fh, "<", $RUNTIMEFILE
108	or die "unable to read runtime file: $!";	157	or die "unable to read $RUNTIMEFILE file: $!";
109	$RUNTIME = <$fh> + 0.;	158	$RUNTIME = <$fh> + 0.;
110	}	159	}
		160
		161	eval "sub TICK() { $TICK } 1" or die;
111		162
112	mkdir $_	163	mkdir $_
113	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	164	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
114		165
115	our $EMERGENCY_POSITION;	166	our $EMERGENCY_POSITION;
116		167
117	sub cf::map::normalise;	168	sub cf::map::normalise;
		169
		170	sub in_main() {
		171	$Coro::current == $Coro::main
		172	}
		173
		174	#############################################################################
		175
		176	%REFLECT = ();
		177	for (@REFLECT) {
		178	my $reflect = JSON::XS::decode_json $_;
		179	$REFLECT{$reflect->{class}} = $reflect;
		180	}
		181
		182	# this is decidedly evil
		183	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
118		184
119	#############################################################################	185	#############################################################################
120		186
121	=head2 GLOBAL VARIABLES	187	=head2 GLOBAL VARIABLES
122		188
…		…
158		224
159	The raw value load value from the last tick.	225	The raw value load value from the last tick.
160		226
161	=item %cf::CFG	227	=item %cf::CFG
162		228
163	Configuration for the server, loaded from C</etc/crossfire/config>, or	229	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
164	from wherever your confdir points to.	230	from wherever your confdir points to.
165		231
166	=item cf::wait_for_tick, cf::wait_for_tick_begin	232	=item cf::wait_for_tick, cf::wait_for_tick_begin
167		233
168	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	234	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
169	returns directly I<after> the tick processing (and consequently, can only wake one process	235	returns directly I<after> the tick processing (and consequently, can only wake one process
170	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	236	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
171		237
172	=item @cf::INVOKE_RESULTS	238	=item @cf::INVOKE_RESULTS
173		239
174	This array contains the results of the last C<invoke ()> call. When	240	This array contains the results of the last C<invoke ()> call. When
175	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	241	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
176	that call.	242	that call.
177		243
		244	=item %cf::REFLECT
		245
		246	Contains, for each (C++) class name, a hash reference with information
		247	about object members (methods, scalars, arrays and flags) and other
		248	metadata, which is useful for introspection.
		249
178	=back	250	=back
179		251
180	=cut	252	=cut
181		253
182	BEGIN {	254	$Coro::State::WARNHOOK = sub {
183	*CORE::GLOBAL::warn = sub {
184	my $msg = join "", @_;	255	my $msg = join "", @_;
185		256
186	$msg .= "\n"	257	$msg .= "\n"
187	unless $msg =~ /\n$/;	258	unless $msg =~ /\n$/;
188		259
189	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	260	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
190		261
191	utf8::encode $msg;
192	LOG llevError, $msg;	262	LOG llevError, $msg;
193	};	263	};
194	}	264
		265	$Coro::State::DIEHOOK = sub {
		266	return unless $^S eq 0; # "eq", not "=="
		267
		268	warn Carp::longmess $_[0];
		269
		270	if (in_main) {#d#
		271	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		272	return;#d#
		273	}#d#
		274
		275	# kill coroutine otherwise
		276	Coro::terminate
		277	};
195		278
196	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	279	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
197	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	280	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
198	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	281	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
199	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	282	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
206	for my $pkg (qw(	289	for my $pkg (qw(
207	cf::global cf::attachable	290	cf::global cf::attachable
208	cf::object cf::object::player	291	cf::object cf::object::player
209	cf::client cf::player	292	cf::client cf::player
210	cf::arch cf::living	293	cf::arch cf::living
		294	cf::map cf::mapspace
211	cf::map cf::party cf::region	295	cf::party cf::region
212	)) {	296	)) {
213	no strict 'refs';
214	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	297	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
215	}	298	}
216		299
217	$Event::DIED = sub {	300	$EV::DIED = sub {
218	warn "error in event callback: @_";	301	Carp::cluck "error in event callback: @_";
219	};	302	};
220		303
221	#############################################################################	304	#############################################################################
222		305
223	=head2 UTILITY FUNCTIONS	306	=head2 UTILITY FUNCTIONS
…		…
245	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	328	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
246	$d	329	$d
247	} || "[unable to dump $_[0]: '$@']";	330	} || "[unable to dump $_[0]: '$@']";
248	}	331	}
249		332
250	=item $ref = cf::from_json $json	333	=item $ref = cf::decode_json $json
251		334
252	Converts a JSON string into the corresponding perl data structure.	335	Converts a JSON string into the corresponding perl data structure.
253		336
254	=item $json = cf::to_json $ref	337	=item $json = cf::encode_json $ref
255		338
256	Converts a perl data structure into its JSON representation.	339	Converts a perl data structure into its JSON representation.
257		340
258	=cut	341	=cut
259		342
260	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	343	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
261		344
262	sub to_json ($) { $json_coder->encode ($_[0]) }	345	sub encode_json($) { $json_coder->encode ($_[0]) }
263	sub from_json ($) { $json_coder->decode ($_[0]) }	346	sub decode_json($) { $json_coder->decode ($_[0]) }
		347
		348	=item cf::post_init { BLOCK }
		349
		350	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		351	but I<before> the server starts ticking again.
		352
		353	The cdoeblock will have a single boolean argument to indicate whether this
		354	is a reload or not.
		355
		356	=cut
		357
		358	sub post_init(&) {
		359	push @POST_INIT, shift;
		360	}
264		361
265	=item cf::lock_wait $string	362	=item cf::lock_wait $string
266		363
267	Wait until the given lock is available. See cf::lock_acquire.	364	Wait until the given lock is available. See cf::lock_acquire.
268		365
269	=item my $lock = cf::lock_acquire $string	366	=item my $lock = cf::lock_acquire $string
270		367
271	Wait until the given lock is available and then acquires it and returns	368	Wait until the given lock is available and then acquires it and returns
272	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	369	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
273	for example when the coroutine gets canceled), the lock is automatically	370	for example when the coroutine gets canceled), the lock is automatically
274	returned.	371	returned.
275		372
		373	Locks are *not* recursive, locking from the same coro twice results in a
		374	deadlocked coro.
		375
276	Lock names should begin with a unique identifier (for example, cf::map::find	376	Lock names should begin with a unique identifier (for example, cf::map::find
277	uses map_find and cf::map::load uses map_load).	377	uses map_find and cf::map::load uses map_load).
278		378
279	=item $locked = cf::lock_active $string	379	=item $locked = cf::lock_active $string
280		380
281	Return true if the lock is currently active, i.e. somebody has locked it.	381	Return true if the lock is currently active, i.e. somebody has locked it.
282		382
283	=cut	383	=cut
284		384
285	our %LOCK;	385	our $LOCKS = new Coro::SemaphoreSet;
286		386
287	sub lock_wait($) {	387	sub lock_wait($) {
288	my ($key) = @_;	388	$LOCKS->wait ($_[0]);
289
290	# wait for lock, if any
291	while ($LOCK{$key}) {
292	push @{ $LOCK{$key} }, $Coro::current;
293	Coro::schedule;
294	}
295	}	389	}
296		390
297	sub lock_acquire($) {	391	sub lock_acquire($) {
298	my ($key) = @_;	392	$LOCKS->guard ($_[0])
299
300	# wait, to be sure we are not locked
301	lock_wait $key;
302
303	$LOCK{$key} = [];
304
305	Coro::guard {
306	# wake up all waiters, to be on the safe side
307	$_->ready for @{ delete $LOCK{$key} };
308	}
309	}	393	}
310		394
311	sub lock_active($) {	395	sub lock_active($) {
312	my ($key) = @_;	396	$LOCKS->count ($_[0]) < 1
313
314	! ! $LOCK{$key}
315	}	397	}
316		398
317	sub freeze_mainloop {	399	sub freeze_mainloop {
318	return unless $TICK_WATCHER->is_active;	400	tick_inhibit_inc;
319		401
320	my $guard = Coro::guard {	402	&Guard::guard (\&tick_inhibit_dec);
321	$TICK_WATCHER->start;	403	}
		404
		405	=item cf::periodic $interval, $cb
		406
		407	Like EV::periodic, but randomly selects a starting point so that the actions
		408	get spread over time.
		409
		410	=cut
		411
		412	sub periodic($$) {
		413	my ($interval, $cb) = @_;
		414
		415	my $start = rand List::Util::min 180, $interval;
		416
		417	EV::periodic $start, $interval, 0, $cb
		418	}
		419
		420	=item cf::get_slot $time[, $priority[, $name]]
		421
		422	Allocate $time seconds of blocking CPU time at priority C<$priority>:
		423	This call blocks and returns only when you have at least C<$time> seconds
		424	of cpu time till the next tick. The slot is only valid till the next cede.
		425
		426	The optional C<$name> can be used to identify the job to run. It might be
		427	used for statistical purposes and should identify the same time-class.
		428
		429	Useful for short background jobs.
		430
		431	=cut
		432
		433	our @SLOT_QUEUE;
		434	our $SLOT_QUEUE;
		435	our $SLOT_DECAY = 0.9;
		436
		437	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
		438	$SLOT_QUEUE = Coro::async {
		439	$Coro::current->desc ("timeslot manager");
		440
		441	my $signal = new Coro::Signal;
		442	my $busy;
		443
		444	while () {
		445	next_job:
		446
		447	my $avail = cf::till_tick;
		448
		449	for (0 .. $#SLOT_QUEUE) {
		450	if ($SLOT_QUEUE[$_][0] <= $avail) {
		451	$busy = 0;
		452	my $job = splice @SLOT_QUEUE, $_, 1, ();
		453	$job->[2]->send;
		454	Coro::cede;
		455	goto next_job;
		456	} else {
		457	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
		458	}
		459	}
		460
		461	if (@SLOT_QUEUE) {
		462	# we do not use wait_for_tick() as it returns immediately when tick is inactive
		463	push @cf::WAIT_FOR_TICK, $signal;
		464	$signal->wait;
		465	} else {
		466	$busy = 0;
		467	Coro::schedule;
		468	}
322	};	469	}
323	$TICK_WATCHER->stop;	470	};
324	$guard	471
		472	sub get_slot($;$$) {
		473	return if tick_inhibit || $Coro::current == $Coro::main;
		474
		475	my ($time, $pri, $name) = @_;
		476
		477	$time = clamp $time, 0.01, $TICK * .6;
		478
		479	my $sig = new Coro::Signal;
		480
		481	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
		482	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
		483	$SLOT_QUEUE->ready;
		484	$sig->wait;
325	}	485	}
326		486
327	=item cf::async { BLOCK }	487	=item cf::async { BLOCK }
328		488
329	Currently the same as Coro::async_pool, meaning you cannot use	489	Currently the same as Coro::async_pool, meaning you cannot use
…		…
334		494
335	BEGIN { *async = \&Coro::async_pool }	495	BEGIN { *async = \&Coro::async_pool }
336		496
337	=item cf::sync_job { BLOCK }	497	=item cf::sync_job { BLOCK }
338		498
339	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	499	The design of Deliantra requires that the main coroutine ($Coro::main)
340	is always able to handle events or runnable, as Crossfire TRT is only	500	is always able to handle events or runnable, as Deliantra is only
341	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	501	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
342	acceptable.	502	acceptable.
343		503
344	If it must be done, put the blocking parts into C<sync_job>. This will run	504	If it must be done, put the blocking parts into C<sync_job>. This will run
345	the given BLOCK in another coroutine while waiting for the result. The	505	the given BLOCK in another coroutine while waiting for the result. The
…		…
350		510
351	sub sync_job(&) {	511	sub sync_job(&) {
352	my ($job) = @_;	512	my ($job) = @_;
353		513
354	if ($Coro::current == $Coro::main) {	514	if ($Coro::current == $Coro::main) {
355	my $time = Event::time;	515	my $time = AE::time;
356		516
357	# this is the main coro, too bad, we have to block	517	# this is the main coro, too bad, we have to block
358	# till the operation succeeds, freezing the server :/	518	# till the operation succeeds, freezing the server :/
359		519
360	# TODO: use suspend/resume instead	520	LOG llevError, Carp::longmess "sync job";#d#
361	# (but this is cancel-safe)	521
362	my $freeze_guard = freeze_mainloop;	522	my $freeze_guard = freeze_mainloop;
363		523
364	my $busy = 1;	524	my $busy = 1;
365	my @res;	525	my @res;
366		526
367	(async {	527	(async {
		528	$Coro::current->desc ("sync job coro");
368	@res = eval { $job->() };	529	@res = eval { $job->() };
369	warn $@ if $@;	530	warn $@ if $@;
370	undef $busy;	531	undef $busy;
371	})->prio (Coro::PRIO_MAX);	532	})->prio (Coro::PRIO_MAX);
372		533
373	while ($busy) {	534	while ($busy) {
374	Coro::cede or Event::one_event;	535	if (Coro::nready) {
		536	Coro::cede_notself;
		537	} else {
		538	EV::loop EV::LOOP_ONESHOT;
375	}	539	}
		540	}
376		541
377	$time = Event::time - $time;	542	my $time = AE::time - $time;
378		543
379	LOG llevError | logBacktrace, Carp::longmess "long sync job"
380	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
381
382	$tick_start += $time; # do not account sync jobs to server load	544	$TICK_START += $time; # do not account sync jobs to server load
383		545
384	wantarray ? @res : $res[0]	546	wantarray ? @res : $res[0]
385	} else {	547	} else {
386	# we are in another coroutine, how wonderful, everything just works	548	# we are in another coroutine, how wonderful, everything just works
387		549
…		…
412	=item fork_call { }, $args	574	=item fork_call { }, $args
413		575
414	Executes the given code block with the given arguments in a seperate	576	Executes the given code block with the given arguments in a seperate
415	process, returning the results. Everything must be serialisable with	577	process, returning the results. Everything must be serialisable with
416	Coro::Storable. May, of course, block. Note that the executed sub may	578	Coro::Storable. May, of course, block. Note that the executed sub may
417	never block itself or use any form of Event handling.	579	never block itself or use any form of event handling.
418		580
419	=cut	581	=cut
420
421	sub _store_scalar {
422	open my $fh, ">", \my $buf
423	or die "fork_call: cannot open fh-to-buf in child : $!";
424	Storable::store_fd $_[0], $fh;
425	close $fh;
426
427	$buf
428	}
429		582
430	sub fork_call(&@) {	583	sub fork_call(&@) {
431	my ($cb, @args) = @_;	584	my ($cb, @args) = @_;
432		585
433	# socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC	586	# we seemingly have to make a local copy of the whole thing,
434	# or die "socketpair: $!";	587	# otherwise perl prematurely frees the stuff :/
435	pipe my $fh1, my $fh2	588	# TODO: investigate and fix (likely this will be rather laborious)
436	or die "pipe: $!";
437		589
438	if (my $pid = fork) {	590	my @res = Coro::Util::fork_eval {
439	close $fh2;
440
441	my $res = (Coro::Handle::unblock $fh1)->readline (undef);
442	warn "pst<$res>" unless $res =~ /^pst/;
443	$res = Coro::Storable::thaw $res;
444
445	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave
446
447	Carp::confess $$res unless "ARRAY" eq ref $res;
448
449	return wantarray ? @$res : $res->[-1];
450	} else {
451	reset_signals;	591	reset_signals;
452	local $SIG{__WARN__};	592	&$cb
453	local $SIG{__DIE__};	593	}, @args;
454	# just in case, this hack effectively disables event
455	# in the child. cleaner and slower would be canceling all watchers,
456	# but this works for the time being.
457	local $Coro::idle;
458	$Coro::current->prio (Coro::PRIO_MAX);
459		594
460	eval {	595	wantarray ? @res : $res[-1]
461	close $fh1;	596	}
462		597
463	my @res = eval { $cb->(@args) };	598	sub objinfo {
464
465	syswrite $fh2, _store_scalar $@ ? \"$@" : \@res;
466	close $fh2;
467	};
468
469	warn $@ if $@;
470	_exit 0;
471	}	599	(
		600	"counter value" => cf::object::object_count,
		601	"objects created" => cf::object::create_count,
		602	"objects destroyed" => cf::object::destroy_count,
		603	"freelist size" => cf::object::free_count,
		604	"allocated objects" => cf::object::objects_size,
		605	"active objects" => cf::object::actives_size,
		606	)
		607	}
		608
		609	=item $coin = coin_from_name $name
		610
		611	=cut
		612
		613	our %coin_alias = (
		614	"silver" => "silvercoin",
		615	"silvercoin" => "silvercoin",
		616	"silvercoins" => "silvercoin",
		617	"gold" => "goldcoin",
		618	"goldcoin" => "goldcoin",
		619	"goldcoins" => "goldcoin",
		620	"platinum" => "platinacoin",
		621	"platinumcoin" => "platinacoin",
		622	"platinumcoins" => "platinacoin",
		623	"platina" => "platinacoin",
		624	"platinacoin" => "platinacoin",
		625	"platinacoins" => "platinacoin",
		626	"royalty" => "royalty",
		627	"royalties" => "royalty",
		628	);
		629
		630	sub coin_from_name($) {
		631	$coin_alias{$_[0]}
		632	? cf::arch::find $coin_alias{$_[0]}
		633	: undef
472	}	634	}
473		635
474	=item $value = cf::db_get $family => $key	636	=item $value = cf::db_get $family => $key
475		637
476	Returns a single value from the environment database.	638	Returns a single value from the environment database.
…		…
478	=item cf::db_put $family => $key => $value	640	=item cf::db_put $family => $key => $value
479		641
480	Stores the given C<$value> in the family. It can currently store binary	642	Stores the given C<$value> in the family. It can currently store binary
481	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	643	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
482		644
		645	=item $db = cf::db_table "name"
		646
		647	Create and/or open a new database table. The string must not be "db" and must be unique
		648	within each server.
		649
483	=cut	650	=cut
		651
		652	sub db_table($) {
		653	my ($name) = @_;
		654	my $db = BDB::db_create $DB_ENV;
		655
		656	eval {
		657	$db->set_flags (BDB::CHKSUM);
		658
		659	utf8::encode $name;
		660	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		661	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		662	cf::cleanup "db_open(db): $!" if $!;
		663	};
		664	cf::cleanup "db_open(db): $@" if $@;
		665
		666	$db
		667	}
484		668
485	our $DB;	669	our $DB;
486		670
487	sub db_init {	671	sub db_init {
488	unless ($DB) {
489	$DB = BDB::db_create $DB_ENV;
490
491	cf::sync_job {	672	cf::sync_job {
492	eval {	673	$DB ||= db_table "db";
493	$DB->set_flags (BDB::CHKSUM);
494
495	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
496	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
497	cf::cleanup "db_open(db): $!" if $!;
498	};
499	cf::cleanup "db_open(db): $@" if $@;
500	};
501	}	674	};
502	}	675	}
503		676
504	sub db_get($$) {	677	sub db_get($$) {
505	my $key = "$_[0]/$_[1]";	678	my $key = "$_[0]/$_[1]";
506		679
…		…
556	if (1) {	729	if (1) {
557	$md5 =	730	$md5 =
558	join "\x00",	731	join "\x00",
559	$processversion,	732	$processversion,
560	map {	733	map {
561	Coro::cede;	734	cf::cede_to_tick;
562	($src->[$_], Digest::MD5::md5_hex $data[$_])	735	($src->[$_], Digest::MD5::md5_hex $data[$_])
563	} 0.. $#$src;	736	} 0.. $#$src;
564		737
565		738
566	my $dbmd5 = db_get cache => "$id/md5";	739	my $dbmd5 = db_get cache => "$id/md5";
…		…
604		777
605	#############################################################################	778	#############################################################################
606		779
607	=head2 ATTACHABLE OBJECTS	780	=head2 ATTACHABLE OBJECTS
608		781
609	Many objects in crossfire are so-called attachable objects. That means you can	782	Many objects in deliantra are so-called attachable objects. That means you can
610	attach callbacks/event handlers (a collection of which is called an "attachment")	783	attach callbacks/event handlers (a collection of which is called an "attachment")
611	to it. All such attachable objects support the following methods.	784	to it. All such attachable objects support the following methods.
612		785
613	In the following description, CLASS can be any of C<global>, C<object>	786	In the following description, CLASS can be any of C<global>, C<object>
614	C<player>, C<client> or C<map> (i.e. the attachable objects in	787	C<player>, C<client> or C<map> (i.e. the attachable objects in
615	Crossfire TRT).	788	Deliantra).
616		789
617	=over 4	790	=over 4
618		791
619	=item $attachable->attach ($attachment, key => $value...)	792	=item $attachable->attach ($attachment, key => $value...)
620		793
…		…
664	=item cf::CLASS::attachment $name, ...	837	=item cf::CLASS::attachment $name, ...
665		838
666	Register an attachment by C<$name> through which attachable objects of the	839	Register an attachment by C<$name> through which attachable objects of the
667	given CLASS can refer to this attachment.	840	given CLASS can refer to this attachment.
668		841
669	Some classes such as crossfire maps and objects can specify attachments	842	Some classes such as deliantra maps and objects can specify attachments
670	that are attached at load/instantiate time, thus the need for a name.	843	that are attached at load/instantiate time, thus the need for a name.
671		844
672	These calls expect any number of the following handler/hook descriptions:	845	These calls expect any number of the following handler/hook descriptions:
673		846
674	=over 4	847	=over 4
…		…
902	}	1075	}
903		1076
904	0	1077	0
905	}	1078	}
906		1079
907	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1080	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
908		1081
909	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1082	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
910		1083
911	Generate an object-specific event with the given arguments.	1084	Generate an object-specific event with the given arguments.
912		1085
…		…
919	=cut	1092	=cut
920		1093
921	#############################################################################	1094	#############################################################################
922	# object support	1095	# object support
923		1096
		1097	sub _object_equal($$);
		1098	sub _object_equal($$) {
		1099	my ($a, $b) = @_;
		1100
		1101	return 0 unless (ref $a) eq (ref $b);
		1102
		1103	if ("HASH" eq ref $a) {
		1104	my @ka = keys %$a;
		1105	my @kb = keys %$b;
		1106
		1107	return 0 if @ka != @kb;
		1108
		1109	for (0 .. $#ka) {
		1110	return 0 unless $ka[$_] eq $kb[$_];
		1111	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1112	}
		1113
		1114	} elsif ("ARRAY" eq ref $a) {
		1115
		1116	return 0 if @$a != @$b;
		1117
		1118	for (0 .. $#$a) {
		1119	return 0 unless _object_equal $a->[$_], $b->[$_];
		1120	}
		1121
		1122	} elsif ($a ne $b) {
		1123	return 0;
		1124	}
		1125
		1126	1
		1127	}
		1128
		1129	our $SLOW_MERGES;#d#
		1130	sub _can_merge {
		1131	my ($ob1, $ob2) = @_;
		1132
		1133	++$SLOW_MERGES;#d#
		1134
		1135	# we do the slow way here
		1136	return _object_equal $ob1, $ob2
		1137	}
		1138
924	sub reattach {	1139	sub reattach {
925	# basically do the same as instantiate, without calling instantiate	1140	# basically do the same as instantiate, without calling instantiate
926	my ($obj) = @_;	1141	my ($obj) = @_;
927		1142
		1143	# no longer needed after getting rid of delete_package?
928	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1144	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
929		1145
930	my $registry = $obj->registry;	1146	my $registry = $obj->registry;
931		1147
932	@$registry = ();	1148	@$registry = ();
933		1149
…		…
948	cf::attachable->attach (	1164	cf::attachable->attach (
949	prio => -1000000,	1165	prio => -1000000,
950	on_instantiate => sub {	1166	on_instantiate => sub {
951	my ($obj, $data) = @_;	1167	my ($obj, $data) = @_;
952		1168
953	$data = from_json $data;	1169	$data = decode_json $data;
954		1170
955	for (@$data) {	1171	for (@$data) {
956	my ($name, $args) = @$_;	1172	my ($name, $args) = @$_;
957		1173
958	$obj->attach ($name, %{$args || {} });	1174	$obj->attach ($name, %{$args || {} });
…		…
974	sub object_freezer_save {	1190	sub object_freezer_save {
975	my ($filename, $rdata, $objs) = @_;	1191	my ($filename, $rdata, $objs) = @_;
976		1192
977	sync_job {	1193	sync_job {
978	if (length $$rdata) {	1194	if (length $$rdata) {
		1195	utf8::decode (my $decname = $filename);
979	warn sprintf "saving %s (%d,%d)\n",	1196	warn sprintf "saving %s (%d,%d)\n",
980	$filename, length $$rdata, scalar @$objs;	1197	$decname, length $$rdata, scalar @$objs;
981		1198
982	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1199	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
983	chmod SAVE_MODE, $fh;	1200	aio_chmod $fh, SAVE_MODE;
984	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1201	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
985	aio_fsync $fh if $cf::USE_FSYNC;	1202	if ($cf::USE_FSYNC) {
		1203	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;
		1204	aio_fsync $fh;
		1205	}
986	close $fh;	1206	aio_close $fh;
987		1207
988	if (@$objs) {	1208	if (@$objs) {
989	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1209	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
990	chmod SAVE_MODE, $fh;	1210	aio_chmod $fh, SAVE_MODE;
991	my $data = Storable::nfreeze { version => 1, objs => $objs };	1211	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
992	aio_write $fh, 0, (length $data), $data, 0;	1212	aio_write $fh, 0, (length $data), $data, 0;
993	aio_fsync $fh if $cf::USE_FSYNC;	1213	if ($cf::USE_FSYNC) {
		1214	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;
		1215	aio_fsync $fh;
		1216	}
994	close $fh;	1217	aio_close $fh;
995	aio_rename "$filename.pst~", "$filename.pst";	1218	aio_rename "$filename.pst~", "$filename.pst";
996	}	1219	}
997	} else {	1220	} else {
998	aio_unlink "$filename.pst";	1221	aio_unlink "$filename.pst";
999	}	1222	}
1000		1223
1001	aio_rename "$filename~", $filename;	1224	aio_rename "$filename~", $filename;
		1225
		1226	$filename =~ s%/[^/]+$%%;
		1227	aio_pathsync $filename if $cf::USE_FSYNC;
1002	} else {	1228	} else {
1003	warn "FATAL: $filename~: $!\n";	1229	warn "unable to save objects: $filename~: $!\n";
1004	}	1230	}
1005	} else {	1231	} else {
1006	aio_unlink $filename;	1232	aio_unlink $filename;
1007	aio_unlink "$filename.pst";	1233	aio_unlink "$filename.pst";
1008	}	1234	}
1009	}	1235	};
1010	}	1236	}
1011		1237
1012	sub object_freezer_as_string {	1238	sub object_freezer_as_string {
1013	my ($rdata, $objs) = @_;	1239	my ($rdata, $objs) = @_;
1014		1240
…		…
1026	or return;	1252	or return;
1027		1253
1028	unless (aio_stat "$filename.pst") {	1254	unless (aio_stat "$filename.pst") {
1029	(aio_load "$filename.pst", $av) >= 0	1255	(aio_load "$filename.pst", $av) >= 0
1030	or return;	1256	or return;
		1257
1031	$av = eval { (Storable::thaw $av)->{objs} };	1258	my $st = eval { Coro::Storable::thaw $av };
		1259	$av = $st->{objs};
1032	}	1260	}
1033		1261
		1262	utf8::decode (my $decname = $filename);
1034	warn sprintf "loading %s (%d)\n",	1263	warn sprintf "loading %s (%d,%d)\n",
1035	$filename, length $data, scalar @{$av || []};	1264	$decname, length $data, scalar @{$av || []};
		1265
1036	return ($data, $av);	1266	($data, $av)
1037	}	1267	}
1038		1268
1039	=head2 COMMAND CALLBACKS	1269	=head2 COMMAND CALLBACKS
1040		1270
1041	=over 4	1271	=over 4
…		…
1095	my ($name, $cb) = @_;	1325	my ($name, $cb) = @_;
1096		1326
1097	$EXTICMD{$name} = $cb;	1327	$EXTICMD{$name} = $cb;
1098	}	1328	}
1099		1329
		1330	use File::Glob ();
		1331
1100	cf::player->attach (	1332	cf::player->attach (
1101	on_command => sub {	1333	on_unknown_command => sub {
1102	my ($pl, $name, $params) = @_;	1334	my ($pl, $name, $params) = @_;
1103		1335
1104	my $cb = $COMMAND{$name}	1336	my $cb = $COMMAND{$name}
1105	or return;	1337	or return;
1106		1338
…		…
1114	my ($pl, $buf) = @_;	1346	my ($pl, $buf) = @_;
1115		1347
1116	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1348	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1117		1349
1118	if (ref $msg) {	1350	if (ref $msg) {
		1351	my ($type, $reply, @payload) =
		1352	"ARRAY" eq ref $msg
		1353	? @$msg
		1354	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		1355
		1356	my @reply;
		1357
1119	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1358	if (my $cb = $EXTCMD{$type}) {
1120	if (my %reply = $cb->($pl, $msg)) {	1359	@reply = $cb->($pl, @payload);
1121	$pl->ext_reply ($msg->{msgid}, %reply);
1122	}
1123	}	1360	}
		1361
		1362	$pl->ext_reply ($reply, @reply)
		1363	if $reply;
		1364
1124	} else {	1365	} else {
1125	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1366	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1126	}	1367	}
1127		1368
1128	cf::override;	1369	cf::override;
1129	},	1370	},
1130	);	1371	);
		1372
		1373	# "readahead" all extensions
		1374	sub cache_extensions {
		1375	my $grp = IO::AIO::aio_group;
		1376
		1377	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1378	for (grep /\.ext$/, @{$_[0]}) {
		1379	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1380	}
		1381	};
		1382
		1383	$grp
		1384	}
1131		1385
1132	sub load_extensions {	1386	sub load_extensions {
1133	cf::sync_job {	1387	cf::sync_job {
1134	my %todo;	1388	my %todo;
1135		1389
…		…
1155		1409
1156	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1410	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1157	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1411	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1158		1412
1159	$ext{source} =	1413	$ext{source} =
1160	"package $pkg; use strict; use utf8;\n"	1414	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1161	. "#line 1 \"$path\"\n{\n"	1415	. "#line 1 \"$path\"\n{\n"
1162	. $source	1416	. $source
1163	. "\n};\n1";	1417	. "\n};\n1";
1164		1418
1165	$todo{$base} = \%ext;	1419	$todo{$base} = \%ext;
1166	}	1420	}
1167		1421
		1422	my $pass = 0;
1168	my %done;	1423	my %done;
1169	while (%todo) {	1424	while (%todo) {
1170	my $progress;	1425	my $progress;
1171		1426
		1427	++$pass;
		1428
		1429	ext:
1172	while (my ($k, $v) = each %todo) {	1430	while (my ($k, $v) = each %todo) {
1173	for (split /,\s*/, $v->{meta}{depends}) {	1431	for (split /,\s*/, $v->{meta}{depends}) {
1174	goto skip	1432	next ext
1175	unless exists $done{$_};	1433	unless exists $done{$_};
1176	}	1434	}
1177		1435
1178	warn "... loading '$k' into '$v->{pkg}'\n";	1436	warn "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1179		1437
1180	unless (eval $v->{source}) {	1438	my $active = eval $v->{source};
		1439
		1440	if (length $@) {
1181	my $msg = $@ ? "$v->{path}: $@\n"	1441	warn "$v->{path}: $@\n";
1182	: "$v->{base}: extension inactive.\n";
1183		1442
		1443	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1184	if (exists $v->{meta}{mandatory}) {	1444	if exists $v->{meta}{mandatory};
1185	warn $msg;	1445
1186	warn "mandatory extension failed to load, exiting.\n";	1446	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1187	exit 1;	1447	delete $todo{$k};
1188	}	1448	} else {
1189		1449	$done{$k} = delete $todo{$k};
1190	warn $msg;	1450	push @EXTS, $v->{pkg};
		1451	$progress = 1;
		1452
		1453	warn "$v->{base}: extension inactive.\n"
		1454	unless $active;
1191	}	1455	}
1192
1193	$done{$k} = delete $todo{$k};
1194	push @EXTS, $v->{pkg};
1195	$progress = 1;
1196	}	1456	}
1197		1457
1198	skip:	1458	unless ($progress) {
1199	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1459	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1200	unless $progress;	1460
		1461	while (my ($k, $v) = each %todo) {
		1462	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1463	if exists $v->{meta}{mandatory};
		1464	}
		1465	}
1201	}	1466	}
1202	};	1467	};
1203	}	1468	}
1204		1469
1205	#############################################################################	1470	#############################################################################
1206		1471
1207	=back	1472	=back
1208		1473
1209	=head2 CORE EXTENSIONS	1474	=head2 CORE EXTENSIONS
1210		1475
1211	Functions and methods that extend core crossfire objects.	1476	Functions and methods that extend core deliantra objects.
1212		1477
1213	=cut	1478	=cut
1214		1479
1215	package cf::player;	1480	package cf::player;
1216		1481
1217	use Coro::AIO;	1482	use Coro::AIO;
1218		1483
1219	=head3 cf::player	1484	=head3 cf::player
1220		1485
1221	=over 4	1486	=over 4
		1487
		1488	=item cf::player::num_playing
		1489
		1490	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1491
		1492	=cut
		1493
		1494	sub num_playing {
		1495	scalar grep
		1496	$_->ob->map
		1497	&& !$_->hidden
		1498	&& !$_->ob->flag (cf::FLAG_WIZ),
		1499	cf::player::list
		1500	}
1222		1501
1223	=item cf::player::find $login	1502	=item cf::player::find $login
1224		1503
1225	Returns the given player object, loading it if necessary (might block).	1504	Returns the given player object, loading it if necessary (might block).
1226		1505
…		…
1245		1524
1246	sub exists($) {	1525	sub exists($) {
1247	my ($login) = @_;	1526	my ($login) = @_;
1248		1527
1249	$cf::PLAYER{$login}	1528	$cf::PLAYER{$login}
1250	or cf::sync_job { !aio_stat path $login }	1529	or !aio_stat path $login
1251	}	1530	}
1252		1531
1253	sub find($) {	1532	sub find($) {
1254	return $cf::PLAYER{$_[0]} || do {	1533	return $cf::PLAYER{$_[0]} || do {
1255	my $login = $_[0];	1534	my $login = $_[0];
…		…
1262	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1541	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1263	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1542	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1264	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1543	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1265	aio_unlink +(playerdir $login) . "/$login.pl";	1544	aio_unlink +(playerdir $login) . "/$login.pl";
1266		1545
1267	my $pl = load_pl path $login	1546	my $f = new_from_file cf::object::thawer path $login
1268	or return;	1547	or return;
		1548
		1549	my $pl = cf::player::load_pl $f
		1550	or return;
		1551
		1552	local $cf::PLAYER_LOADING{$login} = $pl;
		1553	$f->resolve_delayed_derefs;
1269	$cf::PLAYER{$login} = $pl	1554	$cf::PLAYER{$login} = $pl
1270	}	1555	}
1271	}	1556	}
1272	}	1557	}
		1558
		1559	cf::player->attach (
		1560	on_load => sub {
		1561	my ($pl, $path) = @_;
		1562
		1563	# restore slots saved in save, below
		1564	my $slots = delete $pl->{_slots};
		1565
		1566	$pl->ob->current_weapon ($slots->[0]);
		1567	$pl->combat_ob ($slots->[1]);
		1568	$pl->ranged_ob ($slots->[2]);
		1569	},
		1570	);
1273		1571
1274	sub save($) {	1572	sub save($) {
1275	my ($pl) = @_;	1573	my ($pl) = @_;
1276		1574
1277	return if $pl->{deny_save};	1575	return if $pl->{deny_save};
…		…
1282	return if $pl->{deny_save};	1580	return if $pl->{deny_save};
1283		1581
1284	aio_mkdir playerdir $pl, 0770;	1582	aio_mkdir playerdir $pl, 0770;
1285	$pl->{last_save} = $cf::RUNTIME;	1583	$pl->{last_save} = $cf::RUNTIME;
1286		1584
		1585	cf::get_slot 0.01;
		1586
		1587	# save slots, to be restored later
		1588	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
		1589
1287	$pl->save_pl ($path);	1590	$pl->save_pl ($path);
1288	Coro::cede;	1591	cf::cede_to_tick;
1289	}	1592	}
1290		1593
1291	sub new($) {	1594	sub new($) {
1292	my ($login) = @_;	1595	my ($login) = @_;
1293		1596
…		…
1299	$cf::PLAYER{$login} = $self;	1602	$cf::PLAYER{$login} = $self;
1300		1603
1301	$self	1604	$self
1302	}	1605	}
1303		1606
		1607	=item $player->send_msg ($channel, $msg, $color, [extra...])
		1608
		1609	=cut
		1610
		1611	sub send_msg {
		1612	my $ns = shift->ns
		1613	or return;
		1614	$ns->send_msg (@_);
		1615	}
		1616
1304	=item $pl->quit_character	1617	=item $pl->quit_character
1305		1618
1306	Nukes the player without looking back. If logged in, the connection will	1619	Nukes the player without looking back. If logged in, the connection will
1307	be destroyed. May block for a long time.	1620	be destroyed. May block for a long time.
1308		1621
…		…
1312	my ($pl) = @_;	1625	my ($pl) = @_;
1313		1626
1314	my $name = $pl->ob->name;	1627	my $name = $pl->ob->name;
1315		1628
1316	$pl->{deny_save} = 1;	1629	$pl->{deny_save} = 1;
1317	$pl->password ("*"); # this should lock out the player until we nuked the dir	1630	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1318		1631
1319	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1632	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1320	$pl->deactivate;	1633	$pl->deactivate;
		1634	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1635	$pl->ob->check_score;
1321	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1636	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1322	$pl->ns->destroy if $pl->ns;	1637	$pl->ns->destroy if $pl->ns;
1323		1638
1324	my $path = playerdir $pl;	1639	my $path = playerdir $pl;
1325	my $temp = "$path~$cf::RUNTIME~deleting~";	1640	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1361	or return [];	1676	or return [];
1362		1677
1363	my @logins;	1678	my @logins;
1364		1679
1365	for my $login (@$dirs) {	1680	for my $login (@$dirs) {
		1681	my $path = path $login;
		1682
		1683	# a .pst is a dead give-away for a valid player
		1684	# if no pst file found, open and chekc for blocked users
		1685	if (aio_stat "$path.pst") {
1366	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1686	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1367	aio_read $fh, 0, 512, my $buf, 0 or next;	1687	aio_read $fh, 0, 512, my $buf, 0 or next;
1368	$buf !~ /^password -------------$/m or next; # official not-valid tag	1688	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1689	}
1369		1690
1370	utf8::decode $login;	1691	utf8::decode $login;
1371	push @logins, $login;	1692	push @logins, $login;
1372	}	1693	}
1373		1694
1374	\@logins	1695	\@logins
1375	}	1696	}
1376		1697
1377	=item $player->maps	1698	=item $player->maps
		1699
		1700	=item cf::player::maps $login
1378		1701
1379	Returns an arrayref of map paths that are private for this	1702	Returns an arrayref of map paths that are private for this
1380	player. May block.	1703	player. May block.
1381		1704
1382	=cut	1705	=cut
…		…
1400	}	1723	}
1401		1724
1402	\@paths	1725	\@paths
1403	}	1726	}
1404		1727
1405	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1728	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1406		1729
1407	Expand crossfire pod fragments into protocol xml.	1730	Expand deliantra pod fragments into protocol xml.
1408		1731
1409	=cut
1410
1411	sub expand_cfpod {
1412	((my $self), (local $_)) = @_;
1413
1414	# escape & and <
1415	s/&/&amp;/g;
1416	s/(?<![BIUGH])</&lt;/g;
1417
1418	# this is buggy, it needs to properly take care of nested <'s
1419
1420	1 while
1421	# replace B<>, I<>, U<> etc.
1422	s/B<([^\>]*)>/<b>$1<\/b>/
1423	|| s/I<([^\>]*)>/<i>$1<\/i>/
1424	|| s/U<([^\>]*)>/<u>$1<\/u>/
1425	# replace G<male|female> tags
1426	|| s{G<([^>|]*)\|([^>]*)>}{
1427	$self->gender ? $2 : $1
1428	}ge
1429	# replace H<hint text>
1430	|| s{H<([^\>]*)>}
1431	{
1432	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1433	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1434	"")
1435	[$self->{hintmode}]
1436	}ge;
1437
1438	# create single paragraphs (very hackish)
1439	s/(?<=\S)\n(?=\w)/ /g;
1440
1441	# compress some whitespace
1442	s/\s+\n/\n/g; # ws line-ends
1443	s/\n\n+/\n/g; # double lines
1444	s/^\n+//; # beginning lines
1445	s/\n+$//; # ending lines
1446
1447	$_
1448	}
1449
1450	sub hintmode {
1451	$_[0]{hintmode} = $_[1] if @_ > 1;
1452	$_[0]{hintmode}
1453	}
1454
1455	=item $player->ext_reply ($msgid, %msg)	1732	=item $player->ext_reply ($msgid, @msg)
1456		1733
1457	Sends an ext reply to the player.	1734	Sends an ext reply to the player.
1458		1735
1459	=cut	1736	=cut
1460		1737
1461	sub ext_reply($$%) {	1738	sub ext_reply($$@) {
1462	my ($self, $id, %msg) = @_;	1739	my ($self, $id, @msg) = @_;
1463		1740
1464	$msg{msgid} = $id;	1741	$self->ns->ext_reply ($id, @msg)
1465	$self->send ("ext " . $self->ns->{json_coder}->encode (\%msg));
1466	}	1742	}
1467		1743
1468	=item $player->ext_event ($type, %msg)	1744	=item $player->ext_msg ($type, @msg)
1469		1745
1470	Sends an ext event to the client.	1746	Sends an ext event to the client.
1471		1747
1472	=cut	1748	=cut
1473		1749
1474	sub ext_event($$%) {	1750	sub ext_msg($$@) {
1475	my ($self, $type, %msg) = @_;	1751	my ($self, $type, @msg) = @_;
1476		1752
1477	$self->ns->ext_event ($type, %msg);	1753	$self->ns->ext_msg ($type, @msg);
1478	}	1754	}
1479		1755
1480	=head3 cf::region	1756	=head3 cf::region
1481		1757
1482	=over 4	1758	=over 4
…		…
1491		1767
1492	=cut	1768	=cut
1493		1769
1494	sub find_by_path($) {	1770	sub find_by_path($) {
1495	my ($path) = @_;	1771	my ($path) = @_;
		1772
		1773	$path =~ s/^~[^\/]*//; # skip ~login
1496		1774
1497	my ($match, $specificity);	1775	my ($match, $specificity);
1498		1776
1499	for my $region (list) {	1777	for my $region (list) {
1500	if ($region->{match} && $path =~ $region->{match}) {	1778	if ($region->{match} && $path =~ $region->{match}) {
…		…
1526	our $MAX_RESET = 3600;	1804	our $MAX_RESET = 3600;
1527	our $DEFAULT_RESET = 3000;	1805	our $DEFAULT_RESET = 3000;
1528		1806
1529	sub generate_random_map {	1807	sub generate_random_map {
1530	my ($self, $rmp) = @_;	1808	my ($self, $rmp) = @_;
		1809
		1810	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1811
1531	# mit "rum" bekleckern, nicht	1812	# mit "rum" bekleckern, nicht
1532	$self->_create_random_map (	1813	$self->_create_random_map (
1533	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1814	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1534	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1815	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1535	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1816	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1536	$rmp->{exit_on_final_map},	1817	$rmp->{exit_on_final_map},
1537	$rmp->{xsize}, $rmp->{ysize},	1818	$rmp->{xsize}, $rmp->{ysize},
1538	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1819	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1539	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1820	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1561		1842
1562	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1843	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1563	}	1844	}
1564		1845
1565	# also paths starting with '/'	1846	# also paths starting with '/'
1566	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1847	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1567		1848
1568	sub thawer_merge {	1849	sub thawer_merge {
1569	my ($self, $merge) = @_;	1850	my ($self, $merge) = @_;
1570		1851
1571	# we have to keep some variables in memory intact	1852	# we have to keep some variables in memory intact
…		…
1657		1938
1658	# the temporary/swap location	1939	# the temporary/swap location
1659	sub save_path {	1940	sub save_path {
1660	my ($self) = @_;	1941	my ($self) = @_;
1661		1942
1662	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1943	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1663	"$TMPDIR/$path.map"	1944	"$TMPDIR/$path.map"
1664	}	1945	}
1665		1946
1666	# the unique path, undef == no special unique path	1947	# the unique path, undef == no special unique path
1667	sub uniq_path {	1948	sub uniq_path {
1668	my ($self) = @_;	1949	my ($self) = @_;
1669		1950
1670	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1951	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1671	"$UNIQUEDIR/$path"	1952	"$UNIQUEDIR/$path"
1672	}
1673
1674	# and all this just because we cannot iterate over
1675	# all maps in C++...
1676	sub change_all_map_light {
1677	my ($change) = @_;
1678
1679	$_->change_map_light ($change)
1680	for grep $_->outdoor, values %cf::MAP;
1681	}	1953	}
1682		1954
1683	sub decay_objects {	1955	sub decay_objects {
1684	my ($self) = @_;	1956	my ($self) = @_;
1685		1957
…		…
1698		1970
1699	sub load_header_from($) {	1971	sub load_header_from($) {
1700	my ($self, $path) = @_;	1972	my ($self, $path) = @_;
1701		1973
1702	utf8::encode $path;	1974	utf8::encode $path;
1703	#aio_open $path, O_RDONLY, 0	1975	my $f = new_from_file cf::object::thawer $path
1704	# or return;
1705
1706	$self->_load_header ($path)
1707	or return;	1976	or return;
		1977
		1978	$self->_load_header ($f)
		1979	or return;
		1980
		1981	local $MAP_LOADING{$self->{path}} = $self;
		1982	$f->resolve_delayed_derefs;
1708		1983
1709	$self->{load_path} = $path;	1984	$self->{load_path} = $path;
1710		1985
1711	1	1986	1
1712	}	1987	}
…		…
1766	sub find {	2041	sub find {
1767	my ($path, $origin) = @_;	2042	my ($path, $origin) = @_;
1768		2043
1769	$path = normalise $path, $origin && $origin->path;	2044	$path = normalise $path, $origin && $origin->path;
1770		2045
		2046	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1771	cf::lock_wait "map_find:$path";	2047	my $guard2 = cf::lock_acquire "map_find:$path";
1772		2048
1773	$cf::MAP{$path} || do {	2049	$cf::MAP{$path} || do {
1774	my $guard = cf::lock_acquire "map_find:$path";
1775	my $map = new_from_path cf::map $path	2050	my $map = new_from_path cf::map $path
1776	or return;	2051	or return;
1777		2052
1778	$map->{last_save} = $cf::RUNTIME;	2053	$map->{last_save} = $cf::RUNTIME;
1779		2054
…		…
1781	or return;	2056	or return;
1782		2057
1783	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2058	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1784	# doing this can freeze the server in a sync job, obviously	2059	# doing this can freeze the server in a sync job, obviously
1785	#$cf::WAIT_FOR_TICK->wait;	2060	#$cf::WAIT_FOR_TICK->wait;
		2061	undef $guard2;
		2062	undef $guard1;
1786	$map->reset;	2063	$map->reset;
1787	undef $guard;
1788	return find $path;	2064	return find $path;
1789	}	2065	}
1790		2066
1791	$cf::MAP{$path} = $map	2067	$cf::MAP{$path} = $map
1792	}	2068	}
1793	}	2069	}
1794		2070
1795	sub pre_load { }	2071	sub pre_load { }
1796	sub post_load { }	2072	#sub post_load { } # XS
1797		2073
1798	sub load {	2074	sub load {
1799	my ($self) = @_;	2075	my ($self) = @_;
1800		2076
1801	local $self->{deny_reset} = 1; # loading can take a long time	2077	local $self->{deny_reset} = 1; # loading can take a long time
1802		2078
1803	my $path = $self->{path};	2079	my $path = $self->{path};
1804		2080
1805	{	2081	{
1806	my $guard = cf::lock_acquire "map_load:$path";	2082	my $guard = cf::lock_acquire "map_data:$path";
1807		2083
		2084	return unless $self->valid;
1808	return if $self->in_memory != cf::MAP_SWAPPED;	2085	return unless $self->in_memory == cf::MAP_SWAPPED;
1809		2086
1810	$self->in_memory (cf::MAP_LOADING);	2087	$self->in_memory (cf::MAP_LOADING);
1811		2088
1812	$self->alloc;	2089	$self->alloc;
1813		2090
1814	$self->pre_load;	2091	$self->pre_load;
1815	Coro::cede;	2092	cf::cede_to_tick;
1816		2093
		2094	my $f = new_from_file cf::object::thawer $self->{load_path};
		2095	$f->skip_block;
1817	$self->_load_objects ($self->{load_path}, 1)	2096	$self->_load_objects ($f)
1818	or return;	2097	or return;
1819		2098
1820	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2099	$self->post_load_original
1821	if delete $self->{load_original};	2100	if delete $self->{load_original};
1822		2101
1823	if (my $uniq = $self->uniq_path) {	2102	if (my $uniq = $self->uniq_path) {
1824	utf8::encode $uniq;	2103	utf8::encode $uniq;
1825	if (aio_open $uniq, O_RDONLY, 0) {	2104	unless (aio_stat $uniq) {
		2105	if (my $f = new_from_file cf::object::thawer $uniq) {
1826	$self->clear_unique_items;	2106	$self->clear_unique_items;
1827	$self->_load_objects ($uniq, 0);	2107	$self->_load_objects ($f);
		2108	$f->resolve_delayed_derefs;
		2109	}
1828	}	2110	}
1829	}	2111	}
1830		2112
1831	Coro::cede;	2113	$f->resolve_delayed_derefs;
		2114
		2115	cf::cede_to_tick;
1832	# now do the right thing for maps	2116	# now do the right thing for maps
1833	$self->link_multipart_objects;	2117	$self->link_multipart_objects;
1834	$self->difficulty ($self->estimate_difficulty)	2118	$self->difficulty ($self->estimate_difficulty)
1835	unless $self->difficulty;	2119	unless $self->difficulty;
1836	Coro::cede;	2120	cf::cede_to_tick;
1837		2121
1838	unless ($self->{deny_activate}) {	2122	unless ($self->{deny_activate}) {
1839	$self->decay_objects;	2123	$self->decay_objects;
1840	$self->fix_auto_apply;	2124	$self->fix_auto_apply;
1841	$self->update_buttons;	2125	$self->update_buttons;
1842	Coro::cede;	2126	cf::cede_to_tick;
1843	$self->set_darkness_map;
1844	Coro::cede;
1845	$self->activate;	2127	$self->activate;
1846	}	2128	}
1847		2129
		2130	$self->{last_save} = $cf::RUNTIME;
		2131	$self->last_access ($cf::RUNTIME);
		2132
1848	$self->in_memory (cf::MAP_IN_MEMORY);	2133	$self->in_memory (cf::MAP_ACTIVE);
1849	}	2134	}
1850		2135
1851	$self->post_load;	2136	$self->post_load;
1852	}	2137	}
1853		2138
		2139	# customize the map for a given player, i.e.
		2140	# return the _real_ map. used by e.g. per-player
		2141	# maps to change the path to ~playername/mappath
1854	sub customise_for {	2142	sub customise_for {
1855	my ($self, $ob) = @_;	2143	my ($self, $ob) = @_;
1856		2144
1857	return find "~" . $ob->name . "/" . $self->{path}	2145	return find "~" . $ob->name . "/" . $self->{path}
1858	if $self->per_player;	2146	if $self->per_player;
…		…
1862		2150
1863	$self	2151	$self
1864	}	2152	}
1865		2153
1866	# find and load all maps in the 3x3 area around a map	2154	# find and load all maps in the 3x3 area around a map
1867	sub load_diag {	2155	sub load_neighbours {
1868	my ($map) = @_;	2156	my ($map) = @_;
1869		2157
1870	my @diag; # diagonal neighbours	2158	my @neigh; # diagonal neighbours
1871		2159
1872	for (0 .. 3) {	2160	for (0 .. 3) {
1873	my $neigh = $map->tile_path ($_)	2161	my $neigh = $map->tile_path ($_)
1874	or next;	2162	or next;
1875	$neigh = find $neigh, $map	2163	$neigh = find $neigh, $map
1876	or next;	2164	or next;
1877	$neigh->load;	2165	$neigh->load;
1878		2166
		2167	push @neigh,
1879	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2168	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1880	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2169	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1881	}	2170	}
1882		2171
1883	for (@diag) {	2172	for (grep defined $_->[0], @neigh) {
		2173	my ($path, $origin) = @$_;
1884	my $neigh = find @$_	2174	my $neigh = find $path, $origin
1885	or next;	2175	or next;
1886	$neigh->load;	2176	$neigh->load;
1887	}	2177	}
1888	}	2178	}
1889		2179
…		…
1894	}	2184	}
1895		2185
1896	sub do_load_sync {	2186	sub do_load_sync {
1897	my ($map) = @_;	2187	my ($map) = @_;
1898		2188
		2189	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2190	if $Coro::current == $Coro::main;
		2191
1899	cf::sync_job { $map->load };	2192	cf::sync_job { $map->load };
1900	}	2193	}
1901		2194
1902	our %MAP_PREFETCH;	2195	our %MAP_PREFETCH;
1903	our $MAP_PREFETCHER = undef;	2196	our $MAP_PREFETCHER = undef;
1904		2197
1905	sub find_async {	2198	sub find_async {
1906	my ($path, $origin) = @_;	2199	my ($path, $origin, $load) = @_;
1907		2200
1908	$path = normalise $path, $origin && $origin->{path};	2201	$path = normalise $path, $origin && $origin->{path};
1909		2202
1910	if (my $map = $cf::MAP{$path}) {	2203	if (my $map = $cf::MAP{$path}) {
1911	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2204	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1912	}	2205	}
1913		2206
1914	undef $MAP_PREFETCH{$path};	2207	$MAP_PREFETCH{$path} |= $load;
		2208
1915	$MAP_PREFETCHER ||= cf::async {	2209	$MAP_PREFETCHER ||= cf::async {
		2210	$Coro::current->{desc} = "map prefetcher";
		2211
1916	while (%MAP_PREFETCH) {	2212	while (%MAP_PREFETCH) {
1917	for my $path (keys %MAP_PREFETCH) {	2213	while (my ($k, $v) = each %MAP_PREFETCH) {
1918	if (my $map = find $path) {	2214	if (my $map = find $k) {
1919	$map->load;	2215	$map->load if $v;
1920	}	2216	}
1921		2217
1922	delete $MAP_PREFETCH{$path};	2218	delete $MAP_PREFETCH{$k};
1923	}	2219	}
1924	}	2220	}
1925	undef $MAP_PREFETCHER;	2221	undef $MAP_PREFETCHER;
1926	};	2222	};
1927	$MAP_PREFETCHER->prio (6);	2223	$MAP_PREFETCHER->prio (6);
1928		2224
1929	()	2225	()
1930	}	2226	}
1931		2227
		2228	# common code, used by both ->save and ->swapout
1932	sub save {	2229	sub _save {
1933	my ($self) = @_;	2230	my ($self) = @_;
1934
1935	my $lock = cf::lock_acquire "map_data:" . $self->path;
1936		2231
1937	$self->{last_save} = $cf::RUNTIME;	2232	$self->{last_save} = $cf::RUNTIME;
1938		2233
1939	return unless $self->dirty;	2234	return unless $self->dirty;
1940		2235
…		…
1946	return if $self->{deny_save};	2241	return if $self->{deny_save};
1947		2242
1948	local $self->{last_access} = $self->last_access;#d#	2243	local $self->{last_access} = $self->last_access;#d#
1949		2244
1950	cf::async {	2245	cf::async {
		2246	$Coro::current->{desc} = "map player save";
1951	$_->contr->save for $self->players;	2247	$_->contr->save for $self->players;
1952	};	2248	};
		2249
		2250	cf::get_slot 0.02;
1953		2251
1954	if ($uniq) {	2252	if ($uniq) {
1955	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2253	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1956	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2254	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1957	} else {	2255	} else {
1958	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2256	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
1959	}	2257	}
1960	}	2258	}
1961		2259
		2260	sub save {
		2261	my ($self) = @_;
		2262
		2263	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2264
		2265	$self->_save;
		2266	}
		2267
1962	sub swap_out {	2268	sub swap_out {
1963	my ($self) = @_;	2269	my ($self) = @_;
1964		2270
1965	# save first because save cedes
1966	$self->save;
1967
1968	my $lock = cf::lock_acquire "map_data:" . $self->path;	2271	my $lock = cf::lock_acquire "map_data:$self->{path}";
1969		2272
		2273	return if $self->in_memory != cf::MAP_ACTIVE;
		2274	return if $self->{deny_save};
1970	return if $self->players;	2275	return if $self->players;
1971	return if $self->in_memory != cf::MAP_IN_MEMORY;
1972	return if $self->{deny_save};
1973		2276
		2277	# first deactivate the map and "unlink" it from the core
		2278	$self->deactivate;
		2279	$_->clear_links_to ($self) for values %cf::MAP;
		2280	$self->in_memory (cf::MAP_SWAPPED);
		2281
		2282	# then atomically save
		2283	$self->_save;
		2284
		2285	# then free the map
1974	$self->clear;	2286	$self->clear;
1975	$self->in_memory (cf::MAP_SWAPPED);
1976	}	2287	}
1977		2288
1978	sub reset_at {	2289	sub reset_at {
1979	my ($self) = @_;	2290	my ($self) = @_;
1980		2291
…		…
1998		2309
1999	my $lock = cf::lock_acquire "map_data:$self->{path}";	2310	my $lock = cf::lock_acquire "map_data:$self->{path}";
2000		2311
2001	return if $self->players;	2312	return if $self->players;
2002		2313
2003	warn "resetting map ", $self->path;	2314	warn "resetting map ", $self->path, "\n";
2004		2315
2005	$self->in_memory (cf::MAP_SWAPPED);	2316	$self->in_memory (cf::MAP_SWAPPED);
2006		2317
2007	# need to save uniques path	2318	# need to save uniques path
2008	unless ($self->{deny_save}) {	2319	unless ($self->{deny_save}) {
…		…
2012	if $uniq;	2323	if $uniq;
2013	}	2324	}
2014		2325
2015	delete $cf::MAP{$self->path};	2326	delete $cf::MAP{$self->path};
2016		2327
		2328	$self->deactivate;
		2329	$_->clear_links_to ($self) for values %cf::MAP;
2017	$self->clear;	2330	$self->clear;
2018
2019	$_->clear_links_to ($self) for values %cf::MAP;
2020		2331
2021	$self->unlink_save;	2332	$self->unlink_save;
2022	$self->destroy;	2333	$self->destroy;
2023	}	2334	}
2024		2335
2025	my $nuke_counter = "aaaa";	2336	my $nuke_counter = "aaaa";
2026		2337
2027	sub nuke {	2338	sub nuke {
2028	my ($self) = @_;	2339	my ($self) = @_;
2029		2340
		2341	{
		2342	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2343
2030	delete $cf::MAP{$self->path};	2344	delete $cf::MAP{$self->path};
2031		2345
2032	$self->unlink_save;	2346	$self->unlink_save;
2033		2347
2034	bless $self, "cf::map";	2348	bless $self, "cf::map::wrap";
2035	delete $self->{deny_reset};	2349	delete $self->{deny_reset};
2036	$self->{deny_save} = 1;	2350	$self->{deny_save} = 1;
2037	$self->reset_timeout (1);	2351	$self->reset_timeout (1);
2038	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2352	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2039		2353
2040	$cf::MAP{$self->path} = $self;	2354	$cf::MAP{$self->path} = $self;
		2355	}
2041		2356
2042	$self->reset; # polite request, might not happen	2357	$self->reset; # polite request, might not happen
2043	}	2358	}
2044		2359
2045	=item $maps = cf::map::tmp_maps	2360	=item $maps = cf::map::tmp_maps
…		…
2087		2402
2088	sub unique_maps() {	2403	sub unique_maps() {
2089	[	2404	[
2090	map {	2405	map {
2091	utf8::decode $_;	2406	utf8::decode $_;
2092	/\.map$/	2407	s/\.map$//; # TODO future compatibility hack
		2408	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2409	? ()
2093	? normalise $_	2410	: normalise $_
2094	: ()
2095	} @{ aio_readdir $UNIQUEDIR or [] }	2411	} @{ aio_readdir $UNIQUEDIR or [] }
2096	]	2412	]
2097	}	2413	}
2098		2414
2099	package cf;	2415	=item cf::map::static_maps
		2416
		2417	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2418	file in the shared directory excluding F</styles> and F</editor>). May
		2419	block.
		2420
		2421	=cut
		2422
		2423	sub static_maps() {
		2424	my @dirs = "";
		2425	my @maps;
		2426
		2427	while (@dirs) {
		2428	my $dir = shift @dirs;
		2429
		2430	next if $dir eq "/styles" || $dir eq "/editor";
		2431
		2432	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2433	or return;
		2434
		2435	for (@$files) {
		2436	s/\.map$// or next;
		2437	utf8::decode $_;
		2438	push @maps, "$dir/$_";
		2439	}
		2440
		2441	push @dirs, map "$dir/$_", @$dirs;
		2442	}
		2443
		2444	\@maps
		2445	}
2100		2446
2101	=back	2447	=back
2102		2448
2103	=head3 cf::object	2449	=head3 cf::object
2104		2450
…		…
2108		2454
2109	=over 4	2455	=over 4
2110		2456
2111	=item $ob->inv_recursive	2457	=item $ob->inv_recursive
2112		2458
2113	Returns the inventory of the object _and_ their inventories, recursively.	2459	Returns the inventory of the object I<and> their inventories, recursively,
		2460	but I<not> the object itself.
2114		2461
2115	=cut	2462	=cut
2116		2463
2117	sub inv_recursive_;	2464	sub inv_recursive_;
2118	sub inv_recursive_ {	2465	sub inv_recursive_ {
…		…
2121		2468
2122	sub inv_recursive {	2469	sub inv_recursive {
2123	inv_recursive_ inv $_[0]	2470	inv_recursive_ inv $_[0]
2124	}	2471	}
2125		2472
		2473	=item $ref = $ob->ref
		2474
		2475	Creates and returns a persistent reference to an object that can be stored as a string.
		2476
		2477	=item $ob = cf::object::deref ($refstring)
		2478
		2479	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2480	even if the object actually exists. May block.
		2481
		2482	=cut
		2483
		2484	sub deref {
		2485	my ($ref) = @_;
		2486
		2487	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2488	my ($uuid, $name) = ($1, $2);
		2489	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2490	or return;
		2491	$pl->ob->uuid eq $uuid
		2492	or return;
		2493
		2494	$pl->ob
		2495	} else {
		2496	warn "$ref: cannot resolve object reference\n";
		2497	undef
		2498	}
		2499	}
		2500
2126	package cf;	2501	package cf;
2127		2502
2128	=back	2503	=back
2129		2504
2130	=head3 cf::object::player	2505	=head3 cf::object::player
…		…
2136	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2511	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2137	can be C<undef>. Does the right thing when the player is currently in a	2512	can be C<undef>. Does the right thing when the player is currently in a
2138	dialogue with the given NPC character.	2513	dialogue with the given NPC character.
2139		2514
2140	=cut	2515	=cut
		2516
		2517	our $SAY_CHANNEL = {
		2518	id => "say",
		2519	title => "Map",
		2520	reply => "say ",
		2521	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2522	};
		2523
		2524	our $CHAT_CHANNEL = {
		2525	id => "chat",
		2526	title => "Chat",
		2527	reply => "chat ",
		2528	tooltip => "Player chat and shouts, global to the server.",
		2529	};
2141		2530
2142	# rough implementation of a future "reply" method that works	2531	# rough implementation of a future "reply" method that works
2143	# with dialog boxes.	2532	# with dialog boxes.
2144	#TODO: the first argument must go, split into a $npc->reply_to ( method	2533	#TODO: the first argument must go, split into a $npc->reply_to ( method
2145	sub cf::object::player::reply($$$;$) {	2534	sub cf::object::player::reply($$$;$) {
…		…
2152		2541
2153	} else {	2542	} else {
2154	my $pl = $self->contr;	2543	my $pl = $self->contr;
2155		2544
2156	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {	2545	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2157	my $diag = $pl->{npc_dialog};	2546	my $dialog = $pl->{npc_dialog};
2158	$diag->{pl}->ext_reply (	2547	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2159	$diag->{id},
2160	msgtype => "reply",
2161	msg => $diag->{pl}->expand_cfpod ($msg),
2162	add_topics => []
2163	);
2164		2548
2165	} else {	2549	} else {
2166	$msg = $npc->name . " says: $msg" if $npc;	2550	$msg = $npc->name . " says: $msg" if $npc;
2167	$self->message ($msg, $flags);	2551	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2168	}	2552	}
2169	}	2553	}
		2554	}
		2555
		2556	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2557
		2558	=cut
		2559
		2560	sub cf::object::send_msg {
		2561	my $pl = shift->contr
		2562	or return;
		2563	$pl->send_msg (@_);
2170	}	2564	}
2171		2565
2172	=item $player_object->may ("access")	2566	=item $player_object->may ("access")
2173		2567
2174	Returns wether the given player is authorized to access resource "access"	2568	Returns wether the given player is authorized to access resource "access"
…		…
2187		2581
2188	=item $player_object->enter_link	2582	=item $player_object->enter_link
2189		2583
2190	Freezes the player and moves him/her to a special map (C<{link}>).	2584	Freezes the player and moves him/her to a special map (C<{link}>).
2191		2585
2192	The player should be reasonably safe there for short amounts of time. You	2586	The player should be reasonably safe there for short amounts of time (e.g.
2193	I<MUST> call C<leave_link> as soon as possible, though.	2587	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2588	though, as the palyer cannot control the character while it is on the link
		2589	map.
2194		2590
2195	Will never block.	2591	Will never block.
2196		2592
2197	=item $player_object->leave_link ($map, $x, $y)	2593	=item $player_object->leave_link ($map, $x, $y)
2198		2594
…		…
2223	return if UNIVERSAL::isa $self->map, "ext::map_link";	2619	return if UNIVERSAL::isa $self->map, "ext::map_link";
2224		2620
2225	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2621	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2226	if $self->map && $self->map->{path} ne "{link}";	2622	if $self->map && $self->map->{path} ne "{link}";
2227		2623
2228	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2624	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2229	}	2625	}
2230		2626
2231	sub cf::object::player::leave_link {	2627	sub cf::object::player::leave_link {
2232	my ($self, $map, $x, $y) = @_;	2628	my ($self, $map, $x, $y) = @_;
2233		2629
…		…
2250	($x, $y) = (-1, -1)	2646	($x, $y) = (-1, -1)
2251	unless (defined $x) && (defined $y);	2647	unless (defined $x) && (defined $y);
2252		2648
2253	# use -1 or undef as default coordinates, not 0, 0	2649	# use -1 or undef as default coordinates, not 0, 0
2254	($x, $y) = ($map->enter_x, $map->enter_y)	2650	($x, $y) = ($map->enter_x, $map->enter_y)
2255	if $x <=0 && $y <= 0;	2651	if $x <= 0 && $y <= 0;
2256		2652
2257	$map->load;	2653	$map->load;
2258	$map->load_diag;	2654	$map->load_neighbours;
2259		2655
2260	return unless $self->contr->active;	2656	return unless $self->contr->active;
2261	$self->activate_recursive;
2262		2657
2263	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2658	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2264	$self->enter_map ($map, $x, $y);	2659	$self->enter_map ($map, $x, $y);
		2660
		2661	# only activate afterwards, to support waiting in hooks
		2662	$self->activate_recursive
		2663	unless exists $self->{_link_pos}; # maybe we re in-flight again
2265	}	2664	}
2266		2665
2267	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2666	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2268		2667
2269	Moves the player to the given map-path and coordinates by first freezing	2668	Moves the player to the given map-path and coordinates by first freezing
2270	her, loading and preparing them map, calling the provided $check callback	2669	her, loading and preparing them map, calling the provided $check callback
2271	that has to return the map if sucecssful, and then unfreezes the player on	2670	that has to return the map if sucecssful, and then unfreezes the player on
2272	the new (success) or old (failed) map position. In either case, $done will	2671	the new (success) or old (failed) map position. In either case, $done will
2273	be called at the end of this process.	2672	be called at the end of this process.
2274		2673
		2674	Note that $check will be called with a potentially non-loaded map, so if
		2675	it needs a loaded map it has to call C<< ->load >>.
		2676
2275	=cut	2677	=cut
2276		2678
2277	our $GOTOGEN;	2679	our $GOTOGEN;
2278		2680
2279	sub cf::object::player::goto {	2681	sub cf::object::player::goto {
…		…
2283	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2685	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2284		2686
2285	$self->enter_link;	2687	$self->enter_link;
2286		2688
2287	(async {	2689	(async {
		2690	$Coro::current->{desc} = "player::goto $path $x $y";
		2691
		2692	# *tag paths override both path and x|y
		2693	if ($path =~ /^\*(.*)$/) {
		2694	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2695	my $ob = $obs[rand @obs];
		2696
		2697	# see if we actually can go there
		2698	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2699	$ob = $obs[rand @obs];
		2700	} else {
		2701	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2702	}
		2703	# else put us there anyways for now #d#
		2704
		2705	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2706	} else {
		2707	($path, $x, $y) = (undef, undef, undef);
		2708	}
		2709	}
		2710
2288	my $map = eval {	2711	my $map = eval {
2289	my $map = cf::map::find $path;	2712	my $map = defined $path ? cf::map::find $path : undef;
2290		2713
2291	if ($map) {	2714	if ($map) {
2292	$map = $map->customise_for ($self);	2715	$map = $map->customise_for ($self);
2293	$map = $check->($map) if $check && $map;	2716	$map = $check->($map) if $check && $map;
2294	} else {	2717	} else {
2295	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2718	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2296	}	2719	}
2297		2720
2298	$map	2721	$map
2299	};	2722	};
2300		2723
…		…
2336	}	2759	}
2337		2760
2338	sub prepare_random_map {	2761	sub prepare_random_map {
2339	my ($exit) = @_;	2762	my ($exit) = @_;
2340		2763
2341	my $guard = cf::lock_acquire "exit_prepare:$exit";
2342
2343	# all this does is basically replace the /! path by	2764	# all this does is basically replace the /! path by
2344	# a new random map path (?random/...) with a seed	2765	# a new random map path (?random/...) with a seed
2345	# that depends on the exit object	2766	# that depends on the exit object
2346		2767
2347	my $rmp = parse_random_map_params $exit->msg;	2768	my $rmp = parse_random_map_params $exit->msg;
…		…
2349	if ($exit->map) {	2770	if ($exit->map) {
2350	$rmp->{region} = $exit->region->name;	2771	$rmp->{region} = $exit->region->name;
2351	$rmp->{origin_map} = $exit->map->path;	2772	$rmp->{origin_map} = $exit->map->path;
2352	$rmp->{origin_x} = $exit->x;	2773	$rmp->{origin_x} = $exit->x;
2353	$rmp->{origin_y} = $exit->y;	2774	$rmp->{origin_y} = $exit->y;
		2775
		2776	$exit->map->touch;
2354	}	2777	}
2355		2778
2356	$rmp->{random_seed} ||= $exit->random_seed;	2779	$rmp->{random_seed} ||= $exit->random_seed;
2357		2780
2358	my $data = cf::to_json $rmp;	2781	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2359	my $md5 = Digest::MD5::md5_hex $data;	2782	my $md5 = Digest::MD5::md5_hex $data;
2360	my $meta = "$RANDOMDIR/$md5.meta";	2783	my $meta = "$RANDOMDIR/$md5.meta";
2361		2784
2362	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2785	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2363	aio_write $fh, 0, (length $data), $data, 0;	2786	aio_write $fh, 0, (length $data), $data, 0;
2364	undef $fh;	2787	undef $fh;
2365	aio_rename "$meta~", $meta;	2788	aio_rename "$meta~", $meta;
2366		2789
		2790	my $slaying = "?random/$md5";
		2791
		2792	if ($exit->valid) {
2367	$exit->slaying ("?random/$md5");	2793	$exit->slaying ("?random/$md5");
2368	$exit->msg (undef);	2794	$exit->msg (undef);
		2795	}
2369	}	2796	}
2370	}	2797	}
2371		2798
2372	sub cf::object::player::enter_exit {	2799	sub cf::object::player::enter_exit {
2373	my ($self, $exit) = @_;	2800	my ($self, $exit) = @_;
2374		2801
2375	return unless $self->type == cf::PLAYER;	2802	return unless $self->type == cf::PLAYER;
2376		2803
2377	if ($exit->slaying eq "/!") {
2378	#TODO: this should de-fi-ni-te-ly not be a sync-job
2379	# the problem is that $exit might not survive long enough
2380	# so it needs to be done right now, right here
2381	cf::sync_job { prepare_random_map $exit };
2382	}
2383
2384	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2385	my $hp = $exit->stats->hp;
2386	my $sp = $exit->stats->sp;
2387
2388	$self->enter_link;	2804	$self->enter_link;
2389		2805
2390	# if exit is damned, update players death & WoR home-position
2391	$self->contr->savebed ($slaying, $hp, $sp)
2392	if $exit->flag (FLAG_DAMNED);
2393
2394	(async {	2806	(async {
2395	$self->deactivate_recursive; # just to be sure	2807	$Coro::current->{desc} = "enter_exit";
		2808
2396	unless (eval {	2809	unless (eval {
		2810	$self->deactivate_recursive; # just to be sure
		2811
		2812	# random map handling
		2813	{
		2814	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2815
		2816	prepare_random_map $exit
		2817	if $exit->slaying eq "/!";
		2818	}
		2819
		2820	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2821	my $x = $exit->stats->hp;
		2822	my $y = $exit->stats->sp;
		2823
2397	$self->goto ($slaying, $hp, $sp);	2824	$self->goto ($map, $x, $y);
2398		2825
		2826	# if exit is damned, update players death & WoR home-position
		2827	$self->contr->savebed ($map, $x, $y)
		2828	if $exit->flag (cf::FLAG_DAMNED);
		2829
2399	1;	2830	1
2400	}) {	2831	}) {
2401	$self->message ("Something went wrong deep within the crossfire server. "	2832	$self->message ("Something went wrong deep within the deliantra server. "
2402	. "I'll try to bring you back to the map you were before. "	2833	. "I'll try to bring you back to the map you were before. "
2403	. "Please report this to the dungeon master!",	2834	. "Please report this to the dungeon master!",
2404	cf::NDI_UNIQUE | cf::NDI_RED);	2835	cf::NDI_UNIQUE | cf::NDI_RED);
2405		2836
2406	warn "ERROR in enter_exit: $@";	2837	warn "ERROR in enter_exit: $@";
…		…
2423	sub cf::client::send_drawinfo {	2854	sub cf::client::send_drawinfo {
2424	my ($self, $text, $flags) = @_;	2855	my ($self, $text, $flags) = @_;
2425		2856
2426	utf8::encode $text;	2857	utf8::encode $text;
2427	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2858	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2859	}
		2860
		2861	=item $client->send_big_packet ($pkt)
		2862
		2863	Like C<send_packet>, but tries to compress large packets, and fragments
		2864	them as required.
		2865
		2866	=cut
		2867
		2868	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2869
		2870	sub cf::client::send_big_packet {
		2871	my ($self, $pkt) = @_;
		2872
		2873	# try lzf for large packets
		2874	$pkt = "lzf " . Compress::LZF::compress $pkt
		2875	if 1024 <= length $pkt and $self->{can_lzf};
		2876
		2877	# split very large packets
		2878	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2879	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2880	$pkt = "frag";
		2881	}
		2882
		2883	$self->send_packet ($pkt);
2428	}	2884	}
2429		2885
2430	=item $client->send_msg ($channel, $msg, $color, [extra...])	2886	=item $client->send_msg ($channel, $msg, $color, [extra...])
2431		2887
2432	Send a drawinfo or msg packet to the client, formatting the msg for the	2888	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2434	the message, with C<log> being the default. If C<$color> is negative, suppress	2890	the message, with C<log> being the default. If C<$color> is negative, suppress
2435	the message unless the client supports the msg packet.	2891	the message unless the client supports the msg packet.
2436		2892
2437	=cut	2893	=cut
2438		2894
		2895	# non-persistent channels (usually the info channel)
		2896	our %CHANNEL = (
		2897	"c/motd" => {
		2898	id => "infobox",
		2899	title => "MOTD",
		2900	reply => undef,
		2901	tooltip => "The message of the day",
		2902	},
		2903	"c/identify" => {
		2904	id => "infobox",
		2905	title => "Identify",
		2906	reply => undef,
		2907	tooltip => "Items recently identified",
		2908	},
		2909	"c/examine" => {
		2910	id => "infobox",
		2911	title => "Examine",
		2912	reply => undef,
		2913	tooltip => "Signs and other items you examined",
		2914	},
		2915	"c/shopinfo" => {
		2916	id => "infobox",
		2917	title => "Shop Info",
		2918	reply => undef,
		2919	tooltip => "What your bargaining skill tells you about the shop",
		2920	},
		2921	"c/book" => {
		2922	id => "infobox",
		2923	title => "Book",
		2924	reply => undef,
		2925	tooltip => "The contents of a note or book",
		2926	},
		2927	"c/lookat" => {
		2928	id => "infobox",
		2929	title => "Look",
		2930	reply => undef,
		2931	tooltip => "What you saw there",
		2932	},
		2933	"c/who" => {
		2934	id => "infobox",
		2935	title => "Players",
		2936	reply => undef,
		2937	tooltip => "Shows players who are currently online",
		2938	},
		2939	"c/body" => {
		2940	id => "infobox",
		2941	title => "Body Parts",
		2942	reply => undef,
		2943	tooltip => "Shows which body parts you posess and are available",
		2944	},
		2945	"c/statistics" => {
		2946	id => "infobox",
		2947	title => "Statistics",
		2948	reply => undef,
		2949	tooltip => "Shows your primary statistics",
		2950	},
		2951	"c/skills" => {
		2952	id => "infobox",
		2953	title => "Skills",
		2954	reply => undef,
		2955	tooltip => "Shows your experience per skill and item power",
		2956	},
		2957	"c/shopitems" => {
		2958	id => "infobox",
		2959	title => "Shop Items",
		2960	reply => undef,
		2961	tooltip => "Shows the items currently for sale in this shop",
		2962	},
		2963	"c/resistances" => {
		2964	id => "infobox",
		2965	title => "Resistances",
		2966	reply => undef,
		2967	tooltip => "Shows your resistances",
		2968	},
		2969	"c/pets" => {
		2970	id => "infobox",
		2971	title => "Pets",
		2972	reply => undef,
		2973	tooltip => "Shows information abotu your pets/a specific pet",
		2974	},
		2975	"c/perceiveself" => {
		2976	id => "infobox",
		2977	title => "Perceive Self",
		2978	reply => undef,
		2979	tooltip => "You gained detailed knowledge about yourself",
		2980	},
		2981	"c/uptime" => {
		2982	id => "infobox",
		2983	title => "Uptime",
		2984	reply => undef,
		2985	tooltip => "How long the server has been running since last restart",
		2986	},
		2987	"c/mapinfo" => {
		2988	id => "infobox",
		2989	title => "Map Info",
		2990	reply => undef,
		2991	tooltip => "Information related to the maps",
		2992	},
		2993	"c/party" => {
		2994	id => "party",
		2995	title => "Party",
		2996	reply => "gsay ",
		2997	tooltip => "Messages and chat related to your party",
		2998	},
		2999	"c/death" => {
		3000	id => "death",
		3001	title => "Death",
		3002	reply => undef,
		3003	tooltip => "Reason for and more info about your most recent death",
		3004	},
		3005	"c/say" => $SAY_CHANNEL,
		3006	"c/chat" => $CHAT_CHANNEL,
		3007	);
		3008
2439	sub cf::client::send_msg {	3009	sub cf::client::send_msg {
2440	my ($self, $channel, $msg, $color, @extra) = @_;	3010	my ($self, $channel, $msg, $color, @extra) = @_;
2441		3011
2442	$msg = $self->pl->expand_cfpod ($msg);	3012	$msg = $self->pl->expand_cfpod ($msg)
		3013	unless $color & cf::NDI_VERBATIM;
2443		3014
2444	return unless @extra || length $msg;
2445
2446	$color &= ~cf::NDI_UNIQUE; # just in case...	3015	$color &= cf::NDI_CLIENT_MASK; # just in case...
2447		3016
		3017	# check predefined channels, for the benefit of C
		3018	if ($CHANNEL{$channel}) {
		3019	$channel = $CHANNEL{$channel};
		3020
		3021	$self->ext_msg (channel_info => $channel);
		3022	$channel = $channel->{id};
		3023
2448	if (ref $channel) {	3024	} elsif (ref $channel) {
2449	# send meta info to client, if not yet sent	3025	# send meta info to client, if not yet sent
2450	unless (exists $self->{channel}{$channel->{id}}) {	3026	unless (exists $self->{channel}{$channel->{id}}) {
2451	$self->{channel}{$channel->{id}} = $channel;	3027	$self->{channel}{$channel->{id}} = $channel;
2452	$self->ext_event (channel_info => %$channel);	3028	$self->ext_msg (channel_info => $channel);
2453	}	3029	}
2454		3030
2455	$channel = $channel->{id};	3031	$channel = $channel->{id};
2456	}	3032	}
2457		3033
2458	if ($self->can_msg) {	3034	return unless @extra || length $msg;
2459	$self->send_packet ("msg " . $self->{json_coder}->encode ([$color, $channel, $msg, @extra]));
2460	} else {
2461	# replace some tags by gcfclient-compatible ones
2462	for ($msg) {
2463	1 while
2464	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2465	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2466	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2467	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2468	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2469	}
2470		3035
2471	if ($color >= 0) {	3036	# default colour, mask it out
2472	if (0 && $msg =~ /\[/) {	3037	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2473	$self->send_packet ("drawextinfo $color 4 0 $msg")	3038	if $color & cf::NDI_DEF;
2474	} else {
2475	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2476	$self->send_packet ("drawinfo $color $msg")
2477	}
2478	}
2479	}
2480	}
2481		3039
		3040	my $pkt = "msg "
		3041	. $self->{json_coder}->encode (
		3042	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
		3043	);
		3044
		3045	$self->send_big_packet ($pkt);
		3046	}
		3047
2482	=item $client->ext_event ($type, %msg)	3048	=item $client->ext_msg ($type, @msg)
2483		3049
2484	Sends an ext event to the client.	3050	Sends an ext event to the client.
2485		3051
2486	=cut	3052	=cut
2487		3053
2488	sub cf::client::ext_event($$%) {	3054	sub cf::client::ext_msg($$@) {
2489	my ($self, $type, %msg) = @_;	3055	my ($self, $type, @msg) = @_;
2490		3056
2491	return unless $self->extcmd;	3057	if ($self->extcmd == 2) {
2492		3058	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		3059	} elsif ($self->extcmd == 1) { # TODO: remove
2493	$msg{msgtype} = "event_$type";	3060	push @msg, msgtype => "event_$type";
2494	$self->send_packet ("ext " . $self->{json_coder}->encode (\%msg));	3061	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		3062	}
		3063	}
		3064
		3065	=item $client->ext_reply ($msgid, @msg)
		3066
		3067	Sends an ext reply to the client.
		3068
		3069	=cut
		3070
		3071	sub cf::client::ext_reply($$@) {
		3072	my ($self, $id, @msg) = @_;
		3073
		3074	if ($self->extcmd == 2) {
		3075	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		3076	} elsif ($self->extcmd == 1) {
		3077	#TODO: version 1, remove
		3078	unshift @msg, msgtype => "reply", msgid => $id;
		3079	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		3080	}
2495	}	3081	}
2496		3082
2497	=item $success = $client->query ($flags, "text", \&cb)	3083	=item $success = $client->query ($flags, "text", \&cb)
2498		3084
2499	Queues a query to the client, calling the given callback with	3085	Queues a query to the client, calling the given callback with
…		…
2554	my ($ns, $buf) = @_;	3140	my ($ns, $buf) = @_;
2555		3141
2556	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3142	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2557		3143
2558	if (ref $msg) {	3144	if (ref $msg) {
		3145	my ($type, $reply, @payload) =
		3146	"ARRAY" eq ref $msg
		3147	? @$msg
		3148	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		3149
		3150	my @reply;
		3151
2559	if (my $cb = $EXTICMD{$msg->{msgtype}}) {	3152	if (my $cb = $EXTICMD{$type}) {
2560	if (my %reply = $cb->($ns, $msg)) {	3153	@reply = $cb->($ns, @payload);
2561	$reply{msgid} = $msg->{msgid};
2562	$ns->send ("ext " . $ns->{json_coder}->encode (\%reply));
2563	}
2564	}	3154	}
		3155
		3156	$ns->ext_reply ($reply, @reply)
		3157	if $reply;
		3158
2565	} else {	3159	} else {
2566	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3160	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2567	}	3161	}
2568		3162
2569	cf::override;	3163	cf::override;
…		…
2591		3185
2592	$coro	3186	$coro
2593	}	3187	}
2594		3188
2595	cf::client->attach (	3189	cf::client->attach (
2596	on_destroy => sub {	3190	on_client_destroy => sub {
2597	my ($ns) = @_;	3191	my ($ns) = @_;
2598		3192
2599	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3193	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2600	},	3194	},
2601	);	3195	);
…		…
2616	our $safe = new Safe "safe";	3210	our $safe = new Safe "safe";
2617	our $safe_hole = new Safe::Hole;	3211	our $safe_hole = new Safe::Hole;
2618		3212
2619	$SIG{FPE} = 'IGNORE';	3213	$SIG{FPE} = 'IGNORE';
2620		3214
2621	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3215	$safe->permit_only (Opcode::opset qw(
		3216	:base_core :base_mem :base_orig :base_math :base_loop
		3217	grepstart grepwhile mapstart mapwhile
		3218	sort time
		3219	));
2622		3220
2623	# here we export the classes and methods available to script code	3221	# here we export the classes and methods available to script code
2624		3222
2625	=pod	3223	=pod
2626		3224
2627	The following functions and methods are available within a safe environment:	3225	The following functions and methods are available within a safe environment:
2628		3226
2629	cf::object	3227	cf::object
2630	contr pay_amount pay_player map x y force_find force_add	3228	contr pay_amount pay_player map x y force_find force_add destroy
2631	insert remove	3229	insert remove name archname title slaying race decrease split
		3230	value
2632		3231
2633	cf::object::player	3232	cf::object::player
2634	player	3233	player
2635		3234
2636	cf::player	3235	cf::player
…		…
2641		3240
2642	=cut	3241	=cut
2643		3242
2644	for (	3243	for (
2645	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3244	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2646	insert remove)],	3245	insert remove inv nrof name archname title slaying race
		3246	decrease split destroy change_exp value msg lore send_msg)],
2647	["cf::object::player" => qw(player)],	3247	["cf::object::player" => qw(player)],
2648	["cf::player" => qw(peaceful)],	3248	["cf::player" => qw(peaceful send_msg)],
2649	["cf::map" => qw(trigger)],	3249	["cf::map" => qw(trigger)],
2650	) {	3250	) {
2651	no strict 'refs';	3251	no strict 'refs';
2652	my ($pkg, @funs) = @$_;	3252	my ($pkg, @funs) = @$_;
2653	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3253	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2671		3271
2672	my $qcode = $code;	3272	my $qcode = $code;
2673	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3273	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2674	$qcode =~ s/\n/\\n/g;	3274	$qcode =~ s/\n/\\n/g;
2675		3275
		3276	%vars = (_dummy => 0) unless %vars;
		3277
		3278	my @res;
2676	local $_;	3279	local $_;
2677	local @safe::cf::_safe_eval_args = values %vars;
2678		3280
2679	my $eval =	3281	my $eval =
2680	"do {\n"	3282	"do {\n"
2681	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3283	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2682	. "#line 0 \"{$qcode}\"\n"	3284	. "#line 0 \"{$qcode}\"\n"
2683	. $code	3285	. $code
2684	. "\n}"	3286	. "\n}"
2685	;	3287	;
2686		3288
		3289	if ($CFG{safe_eval}) {
2687	sub_generation_inc;	3290	sub_generation_inc;
		3291	local @safe::cf::_safe_eval_args = values %vars;
2688	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3292	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2689	sub_generation_inc;	3293	sub_generation_inc;
		3294	} else {
		3295	local @cf::_safe_eval_args = values %vars;
		3296	@res = wantarray ? eval eval : scalar eval $eval;
		3297	}
2690		3298
2691	if ($@) {	3299	if ($@) {
2692	warn "$@";	3300	warn "$@";
2693	warn "while executing safe code '$code'\n";	3301	warn "while executing safe code '$code'\n";
2694	warn "with arguments " . (join " ", %vars) . "\n";	3302	warn "with arguments " . (join " ", %vars) . "\n";
…		…
2713	=cut	3321	=cut
2714		3322
2715	sub register_script_function {	3323	sub register_script_function {
2716	my ($fun, $cb) = @_;	3324	my ($fun, $cb) = @_;
2717		3325
2718	no strict 'refs';	3326	$fun = "safe::$fun" if $CFG{safe_eval};
2719	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3327	*$fun = $safe_hole->wrap ($cb);
2720	}	3328	}
2721		3329
2722	=back	3330	=back
2723		3331
2724	=cut	3332	=cut
…		…
2726	#############################################################################	3334	#############################################################################
2727	# the server's init and main functions	3335	# the server's init and main functions
2728		3336
2729	sub load_facedata($) {	3337	sub load_facedata($) {
2730	my ($path) = @_;	3338	my ($path) = @_;
		3339
		3340	# HACK to clear player env face cache, we need some signal framework
		3341	# for this (global event?)
		3342	%ext::player_env::MUSIC_FACE_CACHE = ();
		3343
		3344	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2731		3345
2732	warn "loading facedata from $path\n";	3346	warn "loading facedata from $path\n";
2733		3347
2734	my $facedata;	3348	my $facedata;
2735	0 < aio_load $path, $facedata	3349	0 < aio_load $path, $facedata
…		…
2738	$facedata = Coro::Storable::thaw $facedata;	3352	$facedata = Coro::Storable::thaw $facedata;
2739		3353
2740	$facedata->{version} == 2	3354	$facedata->{version} == 2
2741	or cf::cleanup "$path: version mismatch, cannot proceed.";	3355	or cf::cleanup "$path: version mismatch, cannot proceed.";
2742		3356
		3357	# patch in the exptable
		3358	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
		3359	$facedata->{resource}{"res/exp_table"} = {
		3360	type => FT_RSRC,
		3361	data => $exp_table,
		3362	hash => (Digest::MD5::md5 $exp_table),
		3363	};
		3364	cf::cede_to_tick;
		3365
2743	{	3366	{
2744	my $faces = $facedata->{faceinfo};	3367	my $faces = $facedata->{faceinfo};
2745		3368
2746	while (my ($face, $info) = each %$faces) {	3369	while (my ($face, $info) = each %$faces) {
2747	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3370	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3371
2748	cf::face::set_visibility $idx, $info->{visibility};	3372	cf::face::set_visibility $idx, $info->{visibility};
2749	cf::face::set_magicmap $idx, $info->{magicmap};	3373	cf::face::set_magicmap $idx, $info->{magicmap};
2750	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3374	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2751	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3375	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
2752		3376
2753	cf::cede_to_tick;	3377	cf::cede_to_tick;
2754	}	3378	}
2755		3379
2756	while (my ($face, $info) = each %$faces) {	3380	while (my ($face, $info) = each %$faces) {
2757	next unless $info->{smooth};	3381	next unless $info->{smooth};
		3382
2758	my $idx = cf::face::find $face	3383	my $idx = cf::face::find $face
2759	or next;	3384	or next;
		3385
2760	if (my $smooth = cf::face::find $info->{smooth}) {	3386	if (my $smooth = cf::face::find $info->{smooth}) {
2761	cf::face::set_smooth $idx, $smooth;	3387	cf::face::set_smooth $idx, $smooth;
2762	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3388	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2763	} else {	3389	} else {
2764	warn "smooth face '$info->{smooth}' not found for face '$face'";	3390	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
2778		3404
2779	cf::anim::invalidate_all; # d'oh	3405	cf::anim::invalidate_all; # d'oh
2780	}	3406	}
2781		3407
2782	{	3408	{
2783	# TODO: for gcfclient pleasure, we should give resources
2784	# that gcfclient doesn't grok a >10000 face index.
2785	my $res = $facedata->{resource};	3409	my $res = $facedata->{resource};
2786	my $enc = JSON::XS->new->utf8->canonical;
2787		3410
2788	while (my ($name, $info) = each %$res) {	3411	while (my ($name, $info) = each %$res) {
2789	my $meta = $enc->encode ({	3412	if (defined $info->{type}) {
2790	name => $name,
2791	type => $info->{type},
2792	copyright => $info->{copyright}, #TODO#
2793	});
2794
2795	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3413	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2796		3414
2797	if ($name =~ /\.jpg$/) {
2798	cf::face::set_data $idx, 0, $info->{data}, $info->{chksum};#d# temp hack	3415	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
2799	cf::face::set_data $idx, 1, $info->{data}, $info->{chksum};#d# temp hack	3416	cf::face::set_type $idx, $info->{type};
2800	} else {	3417	} else {
2801	my $data = pack "(w/a*)*", $meta, $info->{data};	3418	$RESOURCE{$name} = $info;
2802	my $chk = Digest::MD5::md5 "$info->{chksum},$meta"; # mangle data checksum and metadata
2803
2804	cf::face::set_type $idx, 1;
2805	cf::face::set_data $idx, 0, $data, $chk;
2806	}	3419	}
2807		3420
2808	cf::cede_to_tick;	3421	cf::cede_to_tick;
2809	}	3422	}
2810	}	3423	}
2811		3424
		3425	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3426
2812	1	3427	1
2813	}	3428	}
2814		3429
		3430	cf::global->attach (on_resource_update => sub {
		3431	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3432	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3433
		3434	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3435	my $sound = $soundconf->{compat}[$_]
		3436	or next;
		3437
		3438	my $face = cf::face::find "sound/$sound->[1]";
		3439	cf::sound::set $sound->[0] => $face;
		3440	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3441	}
		3442
		3443	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3444	my $face = cf::face::find "sound/$v";
		3445	cf::sound::set $k => $face;
		3446	}
		3447	}
		3448	});
		3449
		3450	register_exticmd fx_want => sub {
		3451	my ($ns, $want) = @_;
		3452
		3453	while (my ($k, $v) = each %$want) {
		3454	$ns->fx_want ($k, $v);
		3455	}
		3456	};
		3457
		3458	sub load_resource_file($) {
		3459	my $guard = lock_acquire "load_resource_file";
		3460
		3461	my $status = load_resource_file_ $_[0];
		3462	get_slot 0.1, 100;
		3463	cf::arch::commit_load;
		3464
		3465	$status
		3466	}
		3467
2815	sub reload_regions {	3468	sub reload_regions {
		3469	# HACK to clear player env face cache, we need some signal framework
		3470	# for this (global event?)
		3471	%ext::player_env::MUSIC_FACE_CACHE = ();
		3472
2816	load_resource_file "$MAPDIR/regions"	3473	load_resource_file "$MAPDIR/regions"
2817	or die "unable to load regions file\n";	3474	or die "unable to load regions file\n";
2818		3475
2819	for (cf::region::list) {	3476	for (cf::region::list) {
2820	$_->{match} = qr/$_->{match}/	3477	$_->{match} = qr/$_->{match}/
…		…
2828	}	3485	}
2829		3486
2830	sub reload_archetypes {	3487	sub reload_archetypes {
2831	load_resource_file "$DATADIR/archetypes"	3488	load_resource_file "$DATADIR/archetypes"
2832	or die "unable to load archetypes\n";	3489	or die "unable to load archetypes\n";
2833	#d# NEED to laod twice to resolve forward references
2834	# this really needs to be done in an extra post-pass
2835	# (which needs to be synchronous, so solve it differently)
2836	load_resource_file "$DATADIR/archetypes"
2837	or die "unable to load archetypes\n";
2838	}	3490	}
2839		3491
2840	sub reload_treasures {	3492	sub reload_treasures {
2841	load_resource_file "$DATADIR/treasures"	3493	load_resource_file "$DATADIR/treasures"
2842	or die "unable to load treasurelists\n";	3494	or die "unable to load treasurelists\n";
2843	}	3495	}
2844		3496
2845	sub reload_resources {	3497	sub reload_resources {
2846	warn "reloading resource files...\n";	3498	warn "reloading resource files...\n";
2847		3499
		3500	reload_facedata;
		3501	reload_archetypes;
2848	reload_regions;	3502	reload_regions;
2849	reload_facedata;
2850	#reload_archetypes;#d#
2851	reload_archetypes;
2852	reload_treasures;	3503	reload_treasures;
2853		3504
2854	warn "finished reloading resource files\n";	3505	warn "finished reloading resource files\n";
2855	}	3506	}
2856		3507
2857	sub init {	3508	sub reload_config {
2858	reload_resources;	3509	warn "reloading config file...\n";
2859	}
2860		3510
2861	sub cfg_load {
2862	open my $fh, "<:utf8", "$CONFDIR/config"	3511	open my $fh, "<:utf8", "$CONFDIR/config"
2863	or return;	3512	or return;
2864		3513
2865	local $/;	3514	local $/;
2866	*CFG = YAML::Syck::Load <$fh>;	3515	*CFG = YAML::XS::Load scalar <$fh>;
2867		3516
2868	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3517	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
2869		3518
2870	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3519	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2871	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3520	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
2875	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3524	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
2876	and die "WARNING: m(un)lockall failed: $!\n";	3525	and die "WARNING: m(un)lockall failed: $!\n";
2877	};	3526	};
2878	warn $@ if $@;	3527	warn $@ if $@;
2879	}	3528	}
		3529
		3530	warn "finished reloading resource files\n";
		3531	}
		3532
		3533	sub pidfile() {
		3534	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3535	or die "$PIDFILE: $!";
		3536	flock $fh, &Fcntl::LOCK_EX
		3537	or die "$PIDFILE: flock: $!";
		3538	$fh
		3539	}
		3540
		3541	# make sure only one server instance is running at any one time
		3542	sub atomic {
		3543	my $fh = pidfile;
		3544
		3545	my $pid = <$fh>;
		3546	kill 9, $pid if $pid > 0;
		3547
		3548	seek $fh, 0, 0;
		3549	print $fh $$;
		3550	}
		3551
		3552	sub main_loop {
		3553	warn "EV::loop starting\n";
		3554	if (1) {
		3555	EV::loop;
		3556	}
		3557	warn "EV::loop returned\n";
		3558	goto &main_loop unless $REALLY_UNLOOP;
2880	}	3559	}
2881		3560
2882	sub main {	3561	sub main {
		3562	cf::init_globals; # initialise logging
		3563
		3564	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3565	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3566	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3567	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3568
		3569	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3570
2883	# we must not ever block the main coroutine	3571	# we must not ever block the main coroutine
2884	local $Coro::idle = sub {	3572	local $Coro::idle = sub {
2885	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3573	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2886	(async {	3574	(async {
2887	Event::one_event;	3575	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3576	EV::loop EV::LOOP_ONESHOT;
2888	})->prio (Coro::PRIO_MAX);	3577	})->prio (Coro::PRIO_MAX);
2889	};	3578	};
2890		3579
2891	cfg_load;	3580	evthread_start IO::AIO::poll_fileno;
		3581
		3582	cf::sync_job {
		3583	cf::init_experience;
		3584	cf::init_anim;
		3585	cf::init_attackmess;
		3586	cf::init_dynamic;
		3587
		3588	cf::load_settings;
		3589	cf::load_materials;
		3590
		3591	reload_resources;
		3592	reload_config;
2892	db_init;	3593	db_init;
		3594
		3595	cf::init_uuid;
		3596	cf::init_signals;
		3597	cf::init_skills;
		3598
		3599	cf::init_beforeplay;
		3600
		3601	atomic;
		3602
2893	load_extensions;	3603	load_extensions;
2894		3604
2895	$TICK_WATCHER->start;	3605	utime time, time, $RUNTIMEFILE;
2896	Event::loop;	3606
		3607	# no (long-running) fork's whatsoever before this point(!)
		3608	use POSIX ();
		3609	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3610
		3611	(pop @POST_INIT)->(0) while @POST_INIT;
		3612	};
		3613
		3614	cf::object::thawer::errors_are_fatal 0;
		3615	warn "parse errors in files are no longer fatal from this point on.\n";
		3616
		3617	main_loop;
2897	}	3618	}
2898		3619
2899	#############################################################################	3620	#############################################################################
2900	# initialisation and cleanup	3621	# initialisation and cleanup
2901		3622
2902	# install some emergency cleanup handlers	3623	# install some emergency cleanup handlers
2903	BEGIN {	3624	BEGIN {
		3625	our %SIGWATCHER = ();
2904	for my $signal (qw(INT HUP TERM)) {	3626	for my $signal (qw(INT HUP TERM)) {
2905	Event->signal (	3627	$SIGWATCHER{$signal} = AE::signal $signal, sub {
2906	reentrant => 0,
2907	data => WF_AUTOCANCEL,
2908	signal => $signal,
2909	prio => 0,
2910	cb => sub {
2911	cf::cleanup "SIG$signal";	3628	cf::cleanup "SIG$signal";
2912	},
2913	);	3629	};
2914	}	3630	}
2915	}	3631	}
2916		3632
2917	sub write_runtime {	3633	sub write_runtime_sync {
2918	my $runtime = "$LOCALDIR/runtime";	3634	my $t0 = AE::time;
2919		3635
2920	# first touch the runtime file to show we are still running:	3636	# first touch the runtime file to show we are still running:
2921	# the fsync below can take a very very long time.	3637	# the fsync below can take a very very long time.
2922		3638
2923	IO::AIO::aio_utime $runtime, undef, undef;	3639	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
2924		3640
2925	my $guard = cf::lock_acquire "write_runtime";	3641	my $guard = cf::lock_acquire "write_runtime";
2926		3642
2927	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3643	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
2928	or return;	3644	or return;
2929		3645
2930	my $value = $cf::RUNTIME + 90 + 10;	3646	my $value = $cf::RUNTIME + 90 + 10;
2931	# 10 is the runtime save interval, for a monotonic clock	3647	# 10 is the runtime save interval, for a monotonic clock
2932	# 60 allows for the watchdog to kill the server.	3648	# 60 allows for the watchdog to kill the server.
…		…
2942	aio_utime $fh, undef, undef;	3658	aio_utime $fh, undef, undef;
2943		3659
2944	close $fh	3660	close $fh
2945	or return;	3661	or return;
2946		3662
2947	aio_rename "$runtime~", $runtime	3663	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
2948	and return;	3664	and return;
2949		3665
2950	warn "runtime file written.\n";	3666	warn sprintf "runtime file written (%gs).\n", AE::time - $t0;
2951		3667
2952	1	3668	1
		3669	}
		3670
		3671	our $uuid_lock;
		3672	our $uuid_skip;
		3673
		3674	sub write_uuid_sync($) {
		3675	$uuid_skip ||= $_[0];
		3676
		3677	return if $uuid_lock;
		3678	local $uuid_lock = 1;
		3679
		3680	my $uuid = "$LOCALDIR/uuid";
		3681
		3682	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3683	or return;
		3684
		3685	my $value = uuid_seq uuid_cur;
		3686
		3687	unless ($value) {
		3688	warn "cowardly refusing to write zero uuid value!\n";
		3689	return;
		3690	}
		3691
		3692	my $value = uuid_str $value + $uuid_skip;
		3693	$uuid_skip = 0;
		3694
		3695	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3696	and return;
		3697
		3698	# always fsync - this file is important
		3699	aio_fsync $fh
		3700	and return;
		3701
		3702	close $fh
		3703	or return;
		3704
		3705	aio_rename "$uuid~", $uuid
		3706	and return;
		3707
		3708	warn "uuid file written ($value).\n";
		3709
		3710	1
		3711
		3712	}
		3713
		3714	sub write_uuid($$) {
		3715	my ($skip, $sync) = @_;
		3716
		3717	$sync ? write_uuid_sync $skip
		3718	: async { write_uuid_sync $skip };
2953	}	3719	}
2954		3720
2955	sub emergency_save() {	3721	sub emergency_save() {
2956	my $freeze_guard = cf::freeze_mainloop;	3722	my $freeze_guard = cf::freeze_mainloop;
2957		3723
2958	warn "enter emergency perl save\n";	3724	warn "emergency_perl_save: enter\n";
2959		3725
2960	cf::sync_job {	3726	cf::sync_job {
		3727	# this is a trade-off: we want to be very quick here, so
		3728	# save all maps without fsync, and later call a global sync
		3729	# (which in turn might be very very slow)
		3730	local $USE_FSYNC = 0;
		3731
2961	# use a peculiar iteration method to avoid tripping on perl	3732	# use a peculiar iteration method to avoid tripping on perl
2962	# refcount bugs in for. also avoids problems with players	3733	# refcount bugs in for. also avoids problems with players
2963	# and maps saved/destroyed asynchronously.	3734	# and maps saved/destroyed asynchronously.
2964	warn "begin emergency player save\n";	3735	warn "emergency_perl_save: begin player save\n";
2965	for my $login (keys %cf::PLAYER) {	3736	for my $login (keys %cf::PLAYER) {
2966	my $pl = $cf::PLAYER{$login} or next;	3737	my $pl = $cf::PLAYER{$login} or next;
2967	$pl->valid or next;	3738	$pl->valid or next;
		3739	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
2968	$pl->save;	3740	$pl->save;
2969	}	3741	}
2970	warn "end emergency player save\n";	3742	warn "emergency_perl_save: end player save\n";
2971		3743
2972	warn "begin emergency map save\n";	3744	warn "emergency_perl_save: begin map save\n";
2973	for my $path (keys %cf::MAP) {	3745	for my $path (keys %cf::MAP) {
2974	my $map = $cf::MAP{$path} or next;	3746	my $map = $cf::MAP{$path} or next;
2975	$map->valid or next;	3747	$map->valid or next;
2976	$map->save;	3748	$map->save;
2977	}	3749	}
2978	warn "end emergency map save\n";	3750	warn "emergency_perl_save: end map save\n";
2979		3751
2980	warn "begin emergency database checkpoint\n";	3752	warn "emergency_perl_save: begin database checkpoint\n";
2981	BDB::db_env_txn_checkpoint $DB_ENV;	3753	BDB::db_env_txn_checkpoint $DB_ENV;
2982	warn "end emergency database checkpoint\n";	3754	warn "emergency_perl_save: end database checkpoint\n";
		3755
		3756	warn "emergency_perl_save: begin write uuid\n";
		3757	write_uuid_sync 1;
		3758	warn "emergency_perl_save: end write uuid\n";
2983	};	3759	};
2984		3760
		3761	warn "emergency_perl_save: starting sync()\n";
		3762	IO::AIO::aio_sync sub {
		3763	warn "emergency_perl_save: finished sync()\n";
		3764	};
		3765
2985	warn "leave emergency perl save\n";	3766	warn "emergency_perl_save: leave\n";
2986	}	3767	}
2987		3768
2988	sub post_cleanup {	3769	sub post_cleanup {
2989	my ($make_core) = @_;	3770	my ($make_core) = @_;
2990		3771
2991	warn Carp::longmess "post_cleanup backtrace"	3772	warn Carp::longmess "post_cleanup backtrace"
2992	if $make_core;	3773	if $make_core;
		3774
		3775	my $fh = pidfile;
		3776	unlink $PIDFILE if <$fh> == $$;
		3777	}
		3778
		3779	# a safer delete_package, copied from Symbol
		3780	sub clear_package($) {
		3781	my $pkg = shift;
		3782
		3783	# expand to full symbol table name if needed
		3784	unless ($pkg =~ /^main::.*::$/) {
		3785	$pkg = "main$pkg" if $pkg =~ /^::/;
		3786	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3787	$pkg .= '::' unless $pkg =~ /::$/;
		3788	}
		3789
		3790	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3791	my $stem_symtab = *{$stem}{HASH};
		3792
		3793	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3794	or return;
		3795
		3796	# clear all symbols
		3797	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3798	for my $name (keys %$leaf_symtab) {
		3799	_gv_clear *{"$pkg$name"};
		3800	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3801	}
2993	}	3802	}
2994		3803
2995	sub do_reload_perl() {	3804	sub do_reload_perl() {
2996	# can/must only be called in main	3805	# can/must only be called in main
2997	if ($Coro::current != $Coro::main) {	3806	if (in_main) {
2998	warn "can only reload from main coroutine";	3807	warn "can only reload from main coroutine";
2999	return;	3808	return;
3000	}	3809	}
3001		3810
		3811	return if $RELOAD++;
		3812
		3813	my $t1 = AE::time;
		3814
		3815	while ($RELOAD) {
3002	warn "reloading...";	3816	warn "reloading...";
3003		3817
3004	warn "entering sync_job";	3818	warn "entering sync_job";
3005		3819
3006	cf::sync_job {	3820	cf::sync_job {
3007	cf::write_runtime; # external watchdog should not bark	3821	cf::write_runtime_sync; # external watchdog should not bark
3008	cf::emergency_save;	3822	cf::emergency_save;
3009	cf::write_runtime; # external watchdog should not bark	3823	cf::write_runtime_sync; # external watchdog should not bark
3010		3824
3011	warn "syncing database to disk";	3825	warn "syncing database to disk";
3012	BDB::db_env_txn_checkpoint $DB_ENV;	3826	BDB::db_env_txn_checkpoint $DB_ENV;
3013		3827
3014	# if anything goes wrong in here, we should simply crash as we already saved	3828	# if anything goes wrong in here, we should simply crash as we already saved
3015		3829
3016	warn "cancelling all WF_AUTOCANCEL watchers";
3017	for (Event::all_watchers) {
3018	$_->cancel if $_->data & WF_AUTOCANCEL;
3019	}
3020
3021	warn "flushing outstanding aio requests";	3830	warn "flushing outstanding aio requests";
3022	for (;;) {
3023	BDB::flush;
3024	IO::AIO::flush;
3025	Coro::cede;
3026	last unless IO::AIO::nreqs || BDB::nreqs;	3831	while (IO::AIO::nreqs || BDB::nreqs) {
3027	warn "iterate...";	3832	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3028	}
3029
3030	++$RELOAD;
3031
3032	warn "cancelling all extension coros";
3033	$_->cancel for values %EXT_CORO;
3034	%EXT_CORO = ();
3035
3036	warn "removing commands";
3037	%COMMAND = ();
3038
3039	warn "removing ext/exti commands";
3040	%EXTCMD = ();
3041	%EXTICMD = ();
3042
3043	warn "unloading/nuking all extensions";
3044	for my $pkg (@EXTS) {
3045	warn "... unloading $pkg";
3046
3047	if (my $cb = $pkg->can ("unload")) {
3048	eval {
3049	$cb->($pkg);
3050	1
3051	} or warn "$pkg unloaded, but with errors: $@";
3052	}	3833	}
3053		3834
3054	warn "... nuking $pkg";	3835	warn "cancelling all extension coros";
3055	Symbol::delete_package $pkg;	3836	$_->cancel for values %EXT_CORO;
3056	}	3837	%EXT_CORO = ();
3057		3838
3058	warn "unloading all perl modules loaded from $LIBDIR";	3839	warn "removing commands";
3059	while (my ($k, $v) = each %INC) {	3840	%COMMAND = ();
3060	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3061		3841
		3842	warn "removing ext/exti commands";
		3843	%EXTCMD = ();
		3844	%EXTICMD = ();
		3845
		3846	warn "unloading/nuking all extensions";
		3847	for my $pkg (@EXTS) {
3062	warn "... unloading $k";	3848	warn "... unloading $pkg";
3063	delete $INC{$k};
3064		3849
3065	$k =~ s/\.pm$//;
3066	$k =~ s/\//::/g;
3067
3068	if (my $cb = $k->can ("unload_module")) {	3850	if (my $cb = $pkg->can ("unload")) {
		3851	eval {
3069	$cb->();	3852	$cb->($pkg);
		3853	1
		3854	} or warn "$pkg unloaded, but with errors: $@";
		3855	}
		3856
		3857	warn "... clearing $pkg";
		3858	clear_package $pkg;
3070	}	3859	}
3071		3860
3072	Symbol::delete_package $k;	3861	warn "unloading all perl modules loaded from $LIBDIR";
		3862	while (my ($k, $v) = each %INC) {
		3863	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3864
		3865	warn "... unloading $k";
		3866	delete $INC{$k};
		3867
		3868	$k =~ s/\.pm$//;
		3869	$k =~ s/\//::/g;
		3870
		3871	if (my $cb = $k->can ("unload_module")) {
		3872	$cb->();
		3873	}
		3874
		3875	clear_package $k;
3073	}	3876	}
3074		3877
3075	warn "getting rid of safe::, as good as possible";	3878	warn "getting rid of safe::, as good as possible";
3076	Symbol::delete_package "safe::$_"	3879	clear_package "safe::$_"
3077	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3880	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3078		3881
3079	warn "unloading cf.pm \"a bit\"";	3882	warn "unloading cf.pm \"a bit\"";
3080	delete $INC{"cf.pm"};	3883	delete $INC{"cf.pm"};
3081	delete $INC{"cf/pod.pm"};	3884	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3082		3885
3083	# don't, removes xs symbols, too,	3886	# don't, removes xs symbols, too,
3084	# and global variables created in xs	3887	# and global variables created in xs
3085	#Symbol::delete_package __PACKAGE__;	3888	#clear_package __PACKAGE__;
3086		3889
3087	warn "unload completed, starting to reload now";	3890	warn "unload completed, starting to reload now";
3088		3891
3089	warn "reloading cf.pm";	3892	warn "reloading cf.pm";
3090	require cf;	3893	require cf;
3091	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3894	cf::_connect_to_perl_1;
3092		3895
3093	warn "loading config and database again";	3896	warn "loading config and database again";
3094	cf::cfg_load;	3897	cf::reload_config;
3095		3898
3096	warn "loading extensions";	3899	warn "loading extensions";
3097	cf::load_extensions;	3900	cf::load_extensions;
3098		3901
		3902	if ($REATTACH_ON_RELOAD) {
3099	warn "reattaching attachments to objects/players";	3903	warn "reattaching attachments to objects/players";
3100	_global_reattach; # objects, sockets	3904	_global_reattach; # objects, sockets
3101	warn "reattaching attachments to maps";	3905	warn "reattaching attachments to maps";
3102	reattach $_ for values %MAP;	3906	reattach $_ for values %MAP;
3103	warn "reattaching attachments to players";	3907	warn "reattaching attachments to players";
3104	reattach $_ for values %PLAYER;	3908	reattach $_ for values %PLAYER;
		3909	}
3105		3910
		3911	warn "running post_init jobs";
		3912	(pop @POST_INIT)->(1) while @POST_INIT;
		3913
3106	warn "leaving sync_job";	3914	warn "leaving sync_job";
3107		3915
3108	1	3916	1
3109	} or do {	3917	} or do {
3110	warn $@;	3918	warn $@;
3111	warn "error while reloading, exiting.";	3919	cf::cleanup "error while reloading, exiting.";
3112	exit 1;
3113	};	3920	};
3114		3921
3115	warn "reloaded";	3922	warn "reloaded";
		3923	--$RELOAD;
		3924	}
		3925
		3926	$t1 = AE::time - $t1;
		3927	warn "reload completed in ${t1}s\n";
3116	};	3928	};
3117		3929
3118	our $RELOAD_WATCHER; # used only during reload	3930	our $RELOAD_WATCHER; # used only during reload
3119		3931
3120	sub reload_perl() {	3932	sub reload_perl() {
3121	# doing reload synchronously and two reloads happen back-to-back,	3933	# doing reload synchronously and two reloads happen back-to-back,
3122	# coro crashes during coro_state_free->destroy here.	3934	# coro crashes during coro_state_free->destroy here.
3123		3935
3124	$RELOAD_WATCHER ||= Event->timer (	3936	$RELOAD_WATCHER ||= cf::async {
3125	reentrant => 0,	3937	Coro::AIO::aio_wait cache_extensions;
3126	after => 0,	3938
3127	data => WF_AUTOCANCEL,	3939	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3128	cb => sub {
3129	do_reload_perl;	3940	do_reload_perl;
3130	undef $RELOAD_WATCHER;	3941	undef $RELOAD_WATCHER;
3131	},	3942	};
3132	);	3943	};
3133	}	3944	}
3134		3945
3135	register_command "reload" => sub {	3946	register_command "reload" => sub {
3136	my ($who, $arg) = @_;	3947	my ($who, $arg) = @_;
3137		3948
3138	if ($who->flag (FLAG_WIZ)) {	3949	if ($who->flag (FLAG_WIZ)) {
3139	$who->message ("reloading server.");	3950	$who->message ("reloading server.");
		3951	async {
		3952	$Coro::current->{desc} = "perl_reload";
3140	async { reload_perl };	3953	reload_perl;
		3954	};
3141	}	3955	}
3142	};	3956	};
3143		3957
3144	unshift @INC, $LIBDIR;	3958	unshift @INC, $LIBDIR;
3145		3959
…		…
3147		3961
3148	our @WAIT_FOR_TICK;	3962	our @WAIT_FOR_TICK;
3149	our @WAIT_FOR_TICK_BEGIN;	3963	our @WAIT_FOR_TICK_BEGIN;
3150		3964
3151	sub wait_for_tick {	3965	sub wait_for_tick {
3152	return unless $TICK_WATCHER->is_active;
3153	return if $Coro::current == $Coro::main;	3966	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3154		3967
3155	my $signal = new Coro::Signal;	3968	my $signal = new Coro::Signal;
3156	push @WAIT_FOR_TICK, $signal;	3969	push @WAIT_FOR_TICK, $signal;
3157	$signal->wait;	3970	$signal->wait;
3158	}	3971	}
3159		3972
3160	sub wait_for_tick_begin {	3973	sub wait_for_tick_begin {
3161	return unless $TICK_WATCHER->is_active;
3162	return if $Coro::current == $Coro::main;	3974	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3163		3975
3164	my $signal = new Coro::Signal;	3976	my $signal = new Coro::Signal;
3165	push @WAIT_FOR_TICK_BEGIN, $signal;	3977	push @WAIT_FOR_TICK_BEGIN, $signal;
3166	$signal->wait;	3978	$signal->wait;
3167	}	3979	}
3168		3980
3169	my $min = 1e6;#d#	3981	sub tick {
3170	my $avg = 10;
3171	$TICK_WATCHER = Event->timer (
3172	reentrant => 0,
3173	parked => 1,
3174	prio => 0,
3175	at => $NEXT_TICK || $TICK,
3176	data => WF_AUTOCANCEL,
3177	cb => sub {
3178	if ($Coro::current != $Coro::main) {	3982	if ($Coro::current != $Coro::main) {
3179	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3983	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3180	unless ++$bug_warning > 10;	3984	unless ++$bug_warning > 10;
3181	return;	3985	return;
3182	}	3986	}
3183		3987
3184	$NOW = $tick_start = Event::time;
3185
3186	cf::server_tick; # one server iteration	3988	cf::server_tick; # one server iteration
3187		3989
3188	0 && sync_job {#d#	3990	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3189	for(1..10) {
3190	my $t = Event::time;
3191	my $map = my $map = new_from_path cf::map "/tmp/x.map"
3192	or die;
3193		3991
3194	$map->width (50);	3992	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3195	$map->height (50);	3993	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3196	$map->alloc;	3994	Coro::async_pool {
3197	$map->_load_objects ("/tmp/x.map", 1);	3995	$Coro::current->{desc} = "runtime saver";
3198	my $t = Event::time - $t;	3996	write_runtime_sync
3199		3997	or warn "ERROR: unable to write runtime file: $!";
3200	#next unless $t < 0.0013;#d#
3201	if ($t < $min) {
3202	$min = $t;
3203	}
3204	$avg = $avg * 0.99 + $t * 0.01;
3205	}
3206	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3207	exit 0;
3208	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3209	};	3998	};
		3999	}
3210		4000
3211	$RUNTIME += $TICK;
3212	$NEXT_TICK += $TICK;
3213
3214	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3215	$NEXT_RUNTIME_WRITE = $NOW + 10;
3216	Coro::async_pool {
3217	write_runtime
3218	or warn "ERROR: unable to write runtime file: $!";
3219	};
3220	}
3221
3222	# my $AFTER = Event::time;
3223	# warn $AFTER - $NOW;#d#
3224
3225	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4001	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3226	$sig->send;	4002	$sig->send;
3227	}	4003	}
3228	while (my $sig = shift @WAIT_FOR_TICK) {	4004	while (my $sig = shift @WAIT_FOR_TICK) {
3229	$sig->send;	4005	$sig->send;
3230	}	4006	}
3231		4007
3232	$NOW = Event::time;	4008	$LOAD = ($NOW - $TICK_START) / $TICK;
3233
3234	# if we are delayed by four ticks or more, skip them all
3235	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3236
3237	$TICK_WATCHER->at ($NEXT_TICK);
3238	$TICK_WATCHER->start;
3239
3240	$LOAD = ($NOW - $tick_start) / $TICK;
3241	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4009	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3242		4010
3243	_post_tick;	4011	if (0) {
3244		4012	if ($NEXT_TICK) {
3245		4013	my $jitter = $TICK_START - $NEXT_TICK;
		4014	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4015	warn "jitter $JITTER\n";#d#
		4016	}
3246	},	4017	}
3247	);	4018	}
3248		4019
3249	{	4020	{
3250	BDB::max_poll_time $TICK * 0.1;	4021	# configure BDB
3251	$BDB_POLL_WATCHER = Event->io (	4022
3252	reentrant => 0,
3253	fd => BDB::poll_fileno,
3254	poll => 'r',
3255	prio => 0,
3256	data => WF_AUTOCANCEL,
3257	cb => \&BDB::poll_cb,
3258	);
3259	BDB::min_parallel 8;	4023	BDB::min_parallel 16;
3260		4024	BDB::max_poll_reqs $TICK * 0.1;
3261	BDB::set_sync_prepare {	4025	$AnyEvent::BDB::WATCHER->priority (1);
3262	my $status;
3263	my $current = $Coro::current;
3264	(
3265	sub {
3266	$status = $!;
3267	$current->ready; undef $current;
3268	},
3269	sub {
3270	Coro::schedule while defined $current;
3271	$! = $status;
3272	},
3273	)
3274	};
3275		4026
3276	unless ($DB_ENV) {	4027	unless ($DB_ENV) {
3277	$DB_ENV = BDB::db_env_create;	4028	$DB_ENV = BDB::db_env_create;
		4029	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		4030	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4031	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		4032	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		4033	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3278		4034
3279	cf::sync_job {	4035	cf::sync_job {
3280	eval {	4036	eval {
3281	BDB::db_env_open	4037	BDB::db_env_open
3282	$DB_ENV,	4038	$DB_ENV,
…		…
3284	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4040	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3285	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4041	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3286	0666;	4042	0666;
3287		4043
3288	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4044	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3289
3290	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3291	$DB_ENV->set_lk_detect;
3292	};	4045	};
3293		4046
3294	cf::cleanup "db_env_open(db): $@" if $@;	4047	cf::cleanup "db_env_open(db): $@" if $@;
3295	};	4048	};
3296	}	4049	}
		4050
		4051	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		4052	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		4053	};
		4054	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		4055	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		4056	};
		4057	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		4058	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		4059	};
3297	}	4060	}
3298		4061
3299	{	4062	{
		4063	# configure IO::AIO
		4064
3300	IO::AIO::min_parallel 8;	4065	IO::AIO::min_parallel 8;
3301
3302	undef $Coro::AIO::WATCHER;
3303	IO::AIO::max_poll_time $TICK * 0.1;	4066	IO::AIO::max_poll_time $TICK * 0.1;
3304	$AIO_POLL_WATCHER = Event->io (	4067	undef $AnyEvent::AIO::WATCHER;
3305	reentrant => 0,
3306	data => WF_AUTOCANCEL,
3307	fd => IO::AIO::poll_fileno,
3308	poll => 'r',
3309	prio => 6,
3310	cb => \&IO::AIO::poll_cb,
3311	);
3312	}	4068	}
3313		4069
3314	my $_log_backtrace;	4070	my $_log_backtrace;
3315		4071
3316	sub _log_backtrace {	4072	sub _log_backtrace {
…		…
3319	$msg =~ s/\n//;	4075	$msg =~ s/\n//;
3320		4076
3321	# limit the # of concurrent backtraces	4077	# limit the # of concurrent backtraces
3322	if ($_log_backtrace < 2) {	4078	if ($_log_backtrace < 2) {
3323	++$_log_backtrace;	4079	++$_log_backtrace;
		4080	my $perl_bt = Carp::longmess $msg;
3324	async {	4081	async {
		4082	$Coro::current->{desc} = "abt $msg";
		4083
3325	my @bt = fork_call {	4084	my @bt = fork_call {
3326	@addr = map { sprintf "%x", $_ } @addr;	4085	@addr = map { sprintf "%x", $_ } @addr;
3327	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4086	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3328	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4087	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3329	or die "addr2line: $!";	4088	or die "addr2line: $!";
…		…
3337	}	4096	}
3338		4097
3339	@funcs	4098	@funcs
3340	};	4099	};
3341		4100
3342	LOG llevInfo, "[ABT] $msg\n";	4101	LOG llevInfo, "[ABT] $perl_bt\n";
		4102	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3343	LOG llevInfo, "[ABT] $_\n" for @bt;	4103	LOG llevInfo, "[ABT] $_\n" for @bt;
3344	--$_log_backtrace;	4104	--$_log_backtrace;
3345	};	4105	};
3346	} else {	4106	} else {
3347	LOG llevInfo, "[ABT] $msg\n";	4107	LOG llevInfo, "[ABT] $msg\n";
3348	LOG llevInfo, "[ABT] [suppressed]\n";	4108	LOG llevInfo, "[ABT] [suppressed]\n";
3349	}	4109	}
3350	}	4110	}
3351		4111
3352	# load additional modules	4112	# load additional modules
3353	use cf::pod;	4113	require "cf/$_.pm" for @EXTRA_MODULES;
		4114	cf::_connect_to_perl_2;
3354		4115
3355	END { cf::emergency_save }	4116	END { cf::emergency_save }
3356		4117
3357	1	4118	1
3358		4119

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