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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.310 by elmex, Mon Jul 16 15:43:49 2007 UTC vs.
Revision 1.522 by root, Sat Apr 17 02:22:14 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
…		…
1400	}	1721	}
1401		1722
1402	\@paths	1723	\@paths
1403	}	1724	}
1404		1725
1405	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1726	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1406		1727
1407	Expand crossfire pod fragments into protocol xml.	1728	Expand deliantra pod fragments into protocol xml.
1408		1729
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)	1730	=item $player->ext_reply ($msgid, @msg)
1456		1731
1457	Sends an ext reply to the player.	1732	Sends an ext reply to the player.
1458		1733
1459	=cut	1734	=cut
1460		1735
1461	sub ext_reply($$%) {	1736	sub ext_reply($$@) {
1462	my ($self, $id, %msg) = @_;	1737	my ($self, $id, @msg) = @_;
1463		1738
1464	$msg{msgid} = $id;	1739	$self->ns->ext_reply ($id, @msg)
1465	$self->send ("ext " . $self->ns->{json_coder}->encode (\%msg));
1466	}	1740	}
1467		1741
1468	=item $player->ext_event ($type, %msg)	1742	=item $player->ext_msg ($type, @msg)
1469		1743
1470	Sends an ext event to the client.	1744	Sends an ext event to the client.
1471		1745
1472	=cut	1746	=cut
1473		1747
1474	sub ext_event($$%) {	1748	sub ext_msg($$@) {
1475	my ($self, $type, %msg) = @_;	1749	my ($self, $type, @msg) = @_;
1476		1750
1477	$self->ns->ext_event ($type, %msg);	1751	$self->ns->ext_msg ($type, @msg);
1478	}	1752	}
1479		1753
1480	=head3 cf::region	1754	=head3 cf::region
1481		1755
1482	=over 4	1756	=over 4
…		…
1526	our $MAX_RESET = 3600;	1800	our $MAX_RESET = 3600;
1527	our $DEFAULT_RESET = 3000;	1801	our $DEFAULT_RESET = 3000;
1528		1802
1529	sub generate_random_map {	1803	sub generate_random_map {
1530	my ($self, $rmp) = @_;	1804	my ($self, $rmp) = @_;
		1805
		1806	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1807
1531	# mit "rum" bekleckern, nicht	1808	# mit "rum" bekleckern, nicht
1532	$self->_create_random_map (	1809	$self->_create_random_map (
1533	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1810	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1534	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1811	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1535	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1812	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1536	$rmp->{exit_on_final_map},	1813	$rmp->{exit_on_final_map},
1537	$rmp->{xsize}, $rmp->{ysize},	1814	$rmp->{xsize}, $rmp->{ysize},
1538	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1815	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1539	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1816	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1657		1934
1658	# the temporary/swap location	1935	# the temporary/swap location
1659	sub save_path {	1936	sub save_path {
1660	my ($self) = @_;	1937	my ($self) = @_;
1661		1938
1662	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1939	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1663	"$TMPDIR/$path.map"	1940	"$TMPDIR/$path.map"
1664	}	1941	}
1665		1942
1666	# the unique path, undef == no special unique path	1943	# the unique path, undef == no special unique path
1667	sub uniq_path {	1944	sub uniq_path {
1668	my ($self) = @_;	1945	my ($self) = @_;
1669		1946
1670	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1947	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1671	"$UNIQUEDIR/$path"	1948	"$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	}	1949	}
1682		1950
1683	sub decay_objects {	1951	sub decay_objects {
1684	my ($self) = @_;	1952	my ($self) = @_;
1685		1953
…		…
1698		1966
1699	sub load_header_from($) {	1967	sub load_header_from($) {
1700	my ($self, $path) = @_;	1968	my ($self, $path) = @_;
1701		1969
1702	utf8::encode $path;	1970	utf8::encode $path;
1703	#aio_open $path, O_RDONLY, 0	1971	my $f = new_from_file cf::object::thawer $path
1704	# or return;
1705
1706	$self->_load_header ($path)
1707	or return;	1972	or return;
		1973
		1974	$self->_load_header ($f)
		1975	or return;
		1976
		1977	local $MAP_LOADING{$self->{path}} = $self;
		1978	$f->resolve_delayed_derefs;
1708		1979
1709	$self->{load_path} = $path;	1980	$self->{load_path} = $path;
1710		1981
1711	1	1982	1
1712	}	1983	}
…		…
1766	sub find {	2037	sub find {
1767	my ($path, $origin) = @_;	2038	my ($path, $origin) = @_;
1768		2039
1769	$path = normalise $path, $origin && $origin->path;	2040	$path = normalise $path, $origin && $origin->path;
1770		2041
		2042	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1771	cf::lock_wait "map_find:$path";	2043	my $guard2 = cf::lock_acquire "map_find:$path";
1772		2044
1773	$cf::MAP{$path} || do {	2045	$cf::MAP{$path} || do {
1774	my $guard = cf::lock_acquire "map_find:$path";
1775	my $map = new_from_path cf::map $path	2046	my $map = new_from_path cf::map $path
1776	or return;	2047	or return;
1777		2048
1778	$map->{last_save} = $cf::RUNTIME;	2049	$map->{last_save} = $cf::RUNTIME;
1779		2050
…		…
1781	or return;	2052	or return;
1782		2053
1783	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2054	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1784	# doing this can freeze the server in a sync job, obviously	2055	# doing this can freeze the server in a sync job, obviously
1785	#$cf::WAIT_FOR_TICK->wait;	2056	#$cf::WAIT_FOR_TICK->wait;
		2057	undef $guard2;
		2058	undef $guard1;
1786	$map->reset;	2059	$map->reset;
1787	undef $guard;
1788	return find $path;	2060	return find $path;
1789	}	2061	}
1790		2062
1791	$cf::MAP{$path} = $map	2063	$cf::MAP{$path} = $map
1792	}	2064	}
1793	}	2065	}
1794		2066
1795	sub pre_load { }	2067	sub pre_load { }
1796	sub post_load { }	2068	#sub post_load { } # XS
1797		2069
1798	sub load {	2070	sub load {
1799	my ($self) = @_;	2071	my ($self) = @_;
1800		2072
1801	local $self->{deny_reset} = 1; # loading can take a long time	2073	local $self->{deny_reset} = 1; # loading can take a long time
1802		2074
1803	my $path = $self->{path};	2075	my $path = $self->{path};
1804		2076
1805	{	2077	{
1806	my $guard = cf::lock_acquire "map_load:$path";	2078	my $guard = cf::lock_acquire "map_data:$path";
1807		2079
		2080	return unless $self->valid;
1808	return if $self->in_memory != cf::MAP_SWAPPED;	2081	return unless $self->in_memory == cf::MAP_SWAPPED;
1809		2082
1810	$self->in_memory (cf::MAP_LOADING);	2083	$self->in_memory (cf::MAP_LOADING);
1811		2084
1812	$self->alloc;	2085	$self->alloc;
1813		2086
1814	$self->pre_load;	2087	$self->pre_load;
1815	Coro::cede;	2088	cf::cede_to_tick;
1816		2089
		2090	my $f = new_from_file cf::object::thawer $self->{load_path};
		2091	$f->skip_block;
1817	$self->_load_objects ($self->{load_path}, 1)	2092	$self->_load_objects ($f)
1818	or return;	2093	or return;
1819		2094
1820	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2095	$self->post_load_original
1821	if delete $self->{load_original};	2096	if delete $self->{load_original};
1822		2097
1823	if (my $uniq = $self->uniq_path) {	2098	if (my $uniq = $self->uniq_path) {
1824	utf8::encode $uniq;	2099	utf8::encode $uniq;
1825	if (aio_open $uniq, O_RDONLY, 0) {	2100	unless (aio_stat $uniq) {
		2101	if (my $f = new_from_file cf::object::thawer $uniq) {
1826	$self->clear_unique_items;	2102	$self->clear_unique_items;
1827	$self->_load_objects ($uniq, 0);	2103	$self->_load_objects ($f);
		2104	$f->resolve_delayed_derefs;
		2105	}
1828	}	2106	}
1829	}	2107	}
1830		2108
1831	Coro::cede;	2109	$f->resolve_delayed_derefs;
		2110
		2111	cf::cede_to_tick;
1832	# now do the right thing for maps	2112	# now do the right thing for maps
1833	$self->link_multipart_objects;	2113	$self->link_multipart_objects;
1834	$self->difficulty ($self->estimate_difficulty)	2114	$self->difficulty ($self->estimate_difficulty)
1835	unless $self->difficulty;	2115	unless $self->difficulty;
1836	Coro::cede;	2116	cf::cede_to_tick;
1837		2117
1838	unless ($self->{deny_activate}) {	2118	unless ($self->{deny_activate}) {
1839	$self->decay_objects;	2119	$self->decay_objects;
1840	$self->fix_auto_apply;	2120	$self->fix_auto_apply;
1841	$self->update_buttons;	2121	$self->update_buttons;
1842	Coro::cede;	2122	cf::cede_to_tick;
1843	$self->set_darkness_map;
1844	Coro::cede;
1845	$self->activate;	2123	$self->activate;
1846	}	2124	}
1847		2125
		2126	$self->{last_save} = $cf::RUNTIME;
		2127	$self->last_access ($cf::RUNTIME);
		2128
1848	$self->in_memory (cf::MAP_IN_MEMORY);	2129	$self->in_memory (cf::MAP_ACTIVE);
1849	}	2130	}
1850		2131
1851	$self->post_load;	2132	$self->post_load;
1852	}	2133	}
1853		2134
		2135	# customize the map for a given player, i.e.
		2136	# return the _real_ map. used by e.g. per-player
		2137	# maps to change the path to ~playername/mappath
1854	sub customise_for {	2138	sub customise_for {
1855	my ($self, $ob) = @_;	2139	my ($self, $ob) = @_;
1856		2140
1857	return find "~" . $ob->name . "/" . $self->{path}	2141	return find "~" . $ob->name . "/" . $self->{path}
1858	if $self->per_player;	2142	if $self->per_player;
…		…
1862		2146
1863	$self	2147	$self
1864	}	2148	}
1865		2149
1866	# find and load all maps in the 3x3 area around a map	2150	# find and load all maps in the 3x3 area around a map
1867	sub load_diag {	2151	sub load_neighbours {
1868	my ($map) = @_;	2152	my ($map) = @_;
1869		2153
1870	my @diag; # diagonal neighbours	2154	my @neigh; # diagonal neighbours
1871		2155
1872	for (0 .. 3) {	2156	for (0 .. 3) {
1873	my $neigh = $map->tile_path ($_)	2157	my $neigh = $map->tile_path ($_)
1874	or next;	2158	or next;
1875	$neigh = find $neigh, $map	2159	$neigh = find $neigh, $map
1876	or next;	2160	or next;
1877	$neigh->load;	2161	$neigh->load;
1878		2162
		2163	push @neigh,
1879	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2164	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1880	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2165	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1881	}	2166	}
1882		2167
1883	for (@diag) {	2168	for (grep defined $_->[0], @neigh) {
		2169	my ($path, $origin) = @$_;
1884	my $neigh = find @$_	2170	my $neigh = find $path, $origin
1885	or next;	2171	or next;
1886	$neigh->load;	2172	$neigh->load;
1887	}	2173	}
1888	}	2174	}
1889		2175
…		…
1894	}	2180	}
1895		2181
1896	sub do_load_sync {	2182	sub do_load_sync {
1897	my ($map) = @_;	2183	my ($map) = @_;
1898		2184
		2185	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2186	if $Coro::current == $Coro::main;
		2187
1899	cf::sync_job { $map->load };	2188	cf::sync_job { $map->load };
1900	}	2189	}
1901		2190
1902	our %MAP_PREFETCH;	2191	our %MAP_PREFETCH;
1903	our $MAP_PREFETCHER = undef;	2192	our $MAP_PREFETCHER = undef;
1904		2193
1905	sub find_async {	2194	sub find_async {
1906	my ($path, $origin) = @_;	2195	my ($path, $origin, $load) = @_;
1907		2196
1908	$path = normalise $path, $origin && $origin->{path};	2197	$path = normalise $path, $origin && $origin->{path};
1909		2198
1910	if (my $map = $cf::MAP{$path}) {	2199	if (my $map = $cf::MAP{$path}) {
1911	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2200	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1912	}	2201	}
1913		2202
1914	undef $MAP_PREFETCH{$path};	2203	$MAP_PREFETCH{$path} |= $load;
		2204
1915	$MAP_PREFETCHER ||= cf::async {	2205	$MAP_PREFETCHER ||= cf::async {
		2206	$Coro::current->{desc} = "map prefetcher";
		2207
1916	while (%MAP_PREFETCH) {	2208	while (%MAP_PREFETCH) {
1917	for my $path (keys %MAP_PREFETCH) {	2209	while (my ($k, $v) = each %MAP_PREFETCH) {
1918	if (my $map = find $path) {	2210	if (my $map = find $k) {
1919	$map->load;	2211	$map->load if $v;
1920	}	2212	}
1921		2213
1922	delete $MAP_PREFETCH{$path};	2214	delete $MAP_PREFETCH{$k};
1923	}	2215	}
1924	}	2216	}
1925	undef $MAP_PREFETCHER;	2217	undef $MAP_PREFETCHER;
1926	};	2218	};
1927	$MAP_PREFETCHER->prio (6);	2219	$MAP_PREFETCHER->prio (6);
1928		2220
1929	()	2221	()
1930	}	2222	}
1931		2223
		2224	# common code, used by both ->save and ->swapout
1932	sub save {	2225	sub _save {
1933	my ($self) = @_;	2226	my ($self) = @_;
1934
1935	my $lock = cf::lock_acquire "map_data:" . $self->path;
1936		2227
1937	$self->{last_save} = $cf::RUNTIME;	2228	$self->{last_save} = $cf::RUNTIME;
1938		2229
1939	return unless $self->dirty;	2230	return unless $self->dirty;
1940		2231
…		…
1946	return if $self->{deny_save};	2237	return if $self->{deny_save};
1947		2238
1948	local $self->{last_access} = $self->last_access;#d#	2239	local $self->{last_access} = $self->last_access;#d#
1949		2240
1950	cf::async {	2241	cf::async {
		2242	$Coro::current->{desc} = "map player save";
1951	$_->contr->save for $self->players;	2243	$_->contr->save for $self->players;
1952	};	2244	};
		2245
		2246	cf::get_slot 0.02;
1953		2247
1954	if ($uniq) {	2248	if ($uniq) {
1955	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2249	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1956	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2250	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1957	} else {	2251	} else {
1958	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2252	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
1959	}	2253	}
1960	}	2254	}
1961		2255
		2256	sub save {
		2257	my ($self) = @_;
		2258
		2259	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2260
		2261	$self->_save;
		2262	}
		2263
1962	sub swap_out {	2264	sub swap_out {
1963	my ($self) = @_;	2265	my ($self) = @_;
1964		2266
1965	# save first because save cedes
1966	$self->save;
1967
1968	my $lock = cf::lock_acquire "map_data:" . $self->path;	2267	my $lock = cf::lock_acquire "map_data:$self->{path}";
1969		2268
		2269	return if $self->in_memory != cf::MAP_ACTIVE;
		2270	return if $self->{deny_save};
1970	return if $self->players;	2271	return if $self->players;
1971	return if $self->in_memory != cf::MAP_IN_MEMORY;
1972	return if $self->{deny_save};
1973		2272
		2273	# first deactivate the map and "unlink" it from the core
		2274	$self->deactivate;
		2275	$_->clear_links_to ($self) for values %cf::MAP;
		2276	$self->in_memory (cf::MAP_SWAPPED);
		2277
		2278	# then atomically save
		2279	$self->_save;
		2280
		2281	# then free the map
1974	$self->clear;	2282	$self->clear;
1975	$self->in_memory (cf::MAP_SWAPPED);
1976	}	2283	}
1977		2284
1978	sub reset_at {	2285	sub reset_at {
1979	my ($self) = @_;	2286	my ($self) = @_;
1980		2287
…		…
1998		2305
1999	my $lock = cf::lock_acquire "map_data:$self->{path}";	2306	my $lock = cf::lock_acquire "map_data:$self->{path}";
2000		2307
2001	return if $self->players;	2308	return if $self->players;
2002		2309
2003	warn "resetting map ", $self->path;	2310	warn "resetting map ", $self->path, "\n";
2004		2311
2005	$self->in_memory (cf::MAP_SWAPPED);	2312	$self->in_memory (cf::MAP_SWAPPED);
2006		2313
2007	# need to save uniques path	2314	# need to save uniques path
2008	unless ($self->{deny_save}) {	2315	unless ($self->{deny_save}) {
…		…
2012	if $uniq;	2319	if $uniq;
2013	}	2320	}
2014		2321
2015	delete $cf::MAP{$self->path};	2322	delete $cf::MAP{$self->path};
2016		2323
		2324	$self->deactivate;
		2325	$_->clear_links_to ($self) for values %cf::MAP;
2017	$self->clear;	2326	$self->clear;
2018
2019	$_->clear_links_to ($self) for values %cf::MAP;
2020		2327
2021	$self->unlink_save;	2328	$self->unlink_save;
2022	$self->destroy;	2329	$self->destroy;
2023	}	2330	}
2024		2331
2025	my $nuke_counter = "aaaa";	2332	my $nuke_counter = "aaaa";
2026		2333
2027	sub nuke {	2334	sub nuke {
2028	my ($self) = @_;	2335	my ($self) = @_;
2029		2336
		2337	{
		2338	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2339
2030	delete $cf::MAP{$self->path};	2340	delete $cf::MAP{$self->path};
2031		2341
2032	$self->unlink_save;	2342	$self->unlink_save;
2033		2343
2034	bless $self, "cf::map";	2344	bless $self, "cf::map";
2035	delete $self->{deny_reset};	2345	delete $self->{deny_reset};
2036	$self->{deny_save} = 1;	2346	$self->{deny_save} = 1;
2037	$self->reset_timeout (1);	2347	$self->reset_timeout (1);
2038	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2348	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2039		2349
2040	$cf::MAP{$self->path} = $self;	2350	$cf::MAP{$self->path} = $self;
		2351	}
2041		2352
2042	$self->reset; # polite request, might not happen	2353	$self->reset; # polite request, might not happen
2043	}	2354	}
2044		2355
2045	=item $maps = cf::map::tmp_maps	2356	=item $maps = cf::map::tmp_maps
…		…
2087		2398
2088	sub unique_maps() {	2399	sub unique_maps() {
2089	[	2400	[
2090	map {	2401	map {
2091	utf8::decode $_;	2402	utf8::decode $_;
2092	/\.map$/	2403	s/\.map$//; # TODO future compatibility hack
		2404	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2405	? ()
2093	? normalise $_	2406	: normalise $_
2094	: ()
2095	} @{ aio_readdir $UNIQUEDIR or [] }	2407	} @{ aio_readdir $UNIQUEDIR or [] }
2096	]	2408	]
2097	}	2409	}
2098		2410
2099	package cf;	2411	=item cf::map::static_maps
		2412
		2413	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2414	file in the shared directory excluding F</styles> and F</editor>). May
		2415	block.
		2416
		2417	=cut
		2418
		2419	sub static_maps() {
		2420	my @dirs = "";
		2421	my @maps;
		2422
		2423	while (@dirs) {
		2424	my $dir = shift @dirs;
		2425
		2426	next if $dir eq "/styles" || $dir eq "/editor";
		2427
		2428	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2429	or return;
		2430
		2431	for (@$files) {
		2432	s/\.map$// or next;
		2433	utf8::decode $_;
		2434	push @maps, "$dir/$_";
		2435	}
		2436
		2437	push @dirs, map "$dir/$_", @$dirs;
		2438	}
		2439
		2440	\@maps
		2441	}
2100		2442
2101	=back	2443	=back
2102		2444
2103	=head3 cf::object	2445	=head3 cf::object
2104		2446
…		…
2108		2450
2109	=over 4	2451	=over 4
2110		2452
2111	=item $ob->inv_recursive	2453	=item $ob->inv_recursive
2112		2454
2113	Returns the inventory of the object _and_ their inventories, recursively.	2455	Returns the inventory of the object I<and> their inventories, recursively,
		2456	but I<not> the object itself.
2114		2457
2115	=cut	2458	=cut
2116		2459
2117	sub inv_recursive_;	2460	sub inv_recursive_;
2118	sub inv_recursive_ {	2461	sub inv_recursive_ {
…		…
2121		2464
2122	sub inv_recursive {	2465	sub inv_recursive {
2123	inv_recursive_ inv $_[0]	2466	inv_recursive_ inv $_[0]
2124	}	2467	}
2125		2468
		2469	=item $ref = $ob->ref
		2470
		2471	Creates and returns a persistent reference to an object that can be stored as a string.
		2472
		2473	=item $ob = cf::object::deref ($refstring)
		2474
		2475	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2476	even if the object actually exists. May block.
		2477
		2478	=cut
		2479
		2480	sub deref {
		2481	my ($ref) = @_;
		2482
		2483	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2484	my ($uuid, $name) = ($1, $2);
		2485	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2486	or return;
		2487	$pl->ob->uuid eq $uuid
		2488	or return;
		2489
		2490	$pl->ob
		2491	} else {
		2492	warn "$ref: cannot resolve object reference\n";
		2493	undef
		2494	}
		2495	}
		2496
2126	package cf;	2497	package cf;
2127		2498
2128	=back	2499	=back
2129		2500
2130	=head3 cf::object::player	2501	=head3 cf::object::player
…		…
2136	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2507	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	2508	can be C<undef>. Does the right thing when the player is currently in a
2138	dialogue with the given NPC character.	2509	dialogue with the given NPC character.
2139		2510
2140	=cut	2511	=cut
		2512
		2513	our $SAY_CHANNEL = {
		2514	id => "say",
		2515	title => "Map",
		2516	reply => "say ",
		2517	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2518	};
		2519
		2520	our $CHAT_CHANNEL = {
		2521	id => "chat",
		2522	title => "Chat",
		2523	reply => "chat ",
		2524	tooltip => "Player chat and shouts, global to the server.",
		2525	};
2141		2526
2142	# rough implementation of a future "reply" method that works	2527	# rough implementation of a future "reply" method that works
2143	# with dialog boxes.	2528	# with dialog boxes.
2144	#TODO: the first argument must go, split into a $npc->reply_to ( method	2529	#TODO: the first argument must go, split into a $npc->reply_to ( method
2145	sub cf::object::player::reply($$$;$) {	2530	sub cf::object::player::reply($$$;$) {
…		…
2152		2537
2153	} else {	2538	} else {
2154	my $pl = $self->contr;	2539	my $pl = $self->contr;
2155		2540
2156	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {	2541	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2157	my $diag = $pl->{npc_dialog};	2542	my $dialog = $pl->{npc_dialog};
2158	$diag->{pl}->ext_reply (	2543	$dialog->{pl}->ext_msg ($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		2544
2165	} else {	2545	} else {
2166	$msg = $npc->name . " says: $msg" if $npc;	2546	$msg = $npc->name . " says: $msg" if $npc;
2167	$self->message ($msg, $flags);	2547	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2168	}	2548	}
2169	}	2549	}
		2550	}
		2551
		2552	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2553
		2554	=cut
		2555
		2556	sub cf::object::send_msg {
		2557	my $pl = shift->contr
		2558	or return;
		2559	$pl->send_msg (@_);
2170	}	2560	}
2171		2561
2172	=item $player_object->may ("access")	2562	=item $player_object->may ("access")
2173		2563
2174	Returns wether the given player is authorized to access resource "access"	2564	Returns wether the given player is authorized to access resource "access"
…		…
2187		2577
2188	=item $player_object->enter_link	2578	=item $player_object->enter_link
2189		2579
2190	Freezes the player and moves him/her to a special map (C<{link}>).	2580	Freezes the player and moves him/her to a special map (C<{link}>).
2191		2581
2192	The player should be reasonably safe there for short amounts of time. You	2582	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.	2583	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2584	though, as the palyer cannot control the character while it is on the link
		2585	map.
2194		2586
2195	Will never block.	2587	Will never block.
2196		2588
2197	=item $player_object->leave_link ($map, $x, $y)	2589	=item $player_object->leave_link ($map, $x, $y)
2198		2590
…		…
2223	return if UNIVERSAL::isa $self->map, "ext::map_link";	2615	return if UNIVERSAL::isa $self->map, "ext::map_link";
2224		2616
2225	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2617	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2226	if $self->map && $self->map->{path} ne "{link}";	2618	if $self->map && $self->map->{path} ne "{link}";
2227		2619
2228	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2620	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2229	}	2621	}
2230		2622
2231	sub cf::object::player::leave_link {	2623	sub cf::object::player::leave_link {
2232	my ($self, $map, $x, $y) = @_;	2624	my ($self, $map, $x, $y) = @_;
2233		2625
…		…
2250	($x, $y) = (-1, -1)	2642	($x, $y) = (-1, -1)
2251	unless (defined $x) && (defined $y);	2643	unless (defined $x) && (defined $y);
2252		2644
2253	# use -1 or undef as default coordinates, not 0, 0	2645	# use -1 or undef as default coordinates, not 0, 0
2254	($x, $y) = ($map->enter_x, $map->enter_y)	2646	($x, $y) = ($map->enter_x, $map->enter_y)
2255	if $x <=0 && $y <= 0;	2647	if $x <= 0 && $y <= 0;
2256		2648
2257	$map->load;	2649	$map->load;
2258	$map->load_diag;	2650	$map->load_neighbours;
2259		2651
2260	return unless $self->contr->active;	2652	return unless $self->contr->active;
2261	$self->activate_recursive;
2262		2653
2263	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2654	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2264	$self->enter_map ($map, $x, $y);	2655	$self->enter_map ($map, $x, $y);
		2656
		2657	# only activate afterwards, to support waiting in hooks
		2658	$self->activate_recursive;
2265	}	2659	}
2266		2660
2267	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2661	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2268		2662
2269	Moves the player to the given map-path and coordinates by first freezing	2663	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	2664	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	2665	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	2666	the new (success) or old (failed) map position. In either case, $done will
2273	be called at the end of this process.	2667	be called at the end of this process.
2274		2668
		2669	Note that $check will be called with a potentially non-loaded map, so if
		2670	it needs a loaded map it has to call C<< ->load >>.
		2671
2275	=cut	2672	=cut
2276		2673
2277	our $GOTOGEN;	2674	our $GOTOGEN;
2278		2675
2279	sub cf::object::player::goto {	2676	sub cf::object::player::goto {
…		…
2283	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2680	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2284		2681
2285	$self->enter_link;	2682	$self->enter_link;
2286		2683
2287	(async {	2684	(async {
		2685	$Coro::current->{desc} = "player::goto $path $x $y";
		2686
		2687	# *tag paths override both path and x|y
		2688	if ($path =~ /^\*(.*)$/) {
		2689	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2690	my $ob = $obs[rand @obs];
		2691
		2692	# see if we actually can go there
		2693	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2694	$ob = $obs[rand @obs];
		2695	} else {
		2696	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2697	}
		2698	# else put us there anyways for now #d#
		2699
		2700	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2701	} else {
		2702	($path, $x, $y) = (undef, undef, undef);
		2703	}
		2704	}
		2705
2288	my $map = eval {	2706	my $map = eval {
2289	my $map = cf::map::find $path;	2707	my $map = defined $path ? cf::map::find $path : undef;
2290		2708
2291	if ($map) {	2709	if ($map) {
2292	$map = $map->customise_for ($self);	2710	$map = $map->customise_for ($self);
2293	$map = $check->($map) if $check && $map;	2711	$map = $check->($map) if $check && $map;
2294	} else {	2712	} else {
2295	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2713	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2296	}	2714	}
2297		2715
2298	$map	2716	$map
2299	};	2717	};
2300		2718
…		…
2336	}	2754	}
2337		2755
2338	sub prepare_random_map {	2756	sub prepare_random_map {
2339	my ($exit) = @_;	2757	my ($exit) = @_;
2340		2758
2341	my $guard = cf::lock_acquire "exit_prepare:$exit";
2342
2343	# all this does is basically replace the /! path by	2759	# all this does is basically replace the /! path by
2344	# a new random map path (?random/...) with a seed	2760	# a new random map path (?random/...) with a seed
2345	# that depends on the exit object	2761	# that depends on the exit object
2346		2762
2347	my $rmp = parse_random_map_params $exit->msg;	2763	my $rmp = parse_random_map_params $exit->msg;
…		…
2349	if ($exit->map) {	2765	if ($exit->map) {
2350	$rmp->{region} = $exit->region->name;	2766	$rmp->{region} = $exit->region->name;
2351	$rmp->{origin_map} = $exit->map->path;	2767	$rmp->{origin_map} = $exit->map->path;
2352	$rmp->{origin_x} = $exit->x;	2768	$rmp->{origin_x} = $exit->x;
2353	$rmp->{origin_y} = $exit->y;	2769	$rmp->{origin_y} = $exit->y;
		2770
		2771	$exit->map->touch;
2354	}	2772	}
2355		2773
2356	$rmp->{random_seed} ||= $exit->random_seed;	2774	$rmp->{random_seed} ||= $exit->random_seed;
2357		2775
2358	my $data = cf::to_json $rmp;	2776	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2359	my $md5 = Digest::MD5::md5_hex $data;	2777	my $md5 = Digest::MD5::md5_hex $data;
2360	my $meta = "$RANDOMDIR/$md5.meta";	2778	my $meta = "$RANDOMDIR/$md5.meta";
2361		2779
2362	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2780	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2363	aio_write $fh, 0, (length $data), $data, 0;	2781	aio_write $fh, 0, (length $data), $data, 0;
2364	undef $fh;	2782	undef $fh;
2365	aio_rename "$meta~", $meta;	2783	aio_rename "$meta~", $meta;
2366		2784
		2785	my $slaying = "?random/$md5";
		2786
		2787	if ($exit->valid) {
2367	$exit->slaying ("?random/$md5");	2788	$exit->slaying ("?random/$md5");
2368	$exit->msg (undef);	2789	$exit->msg (undef);
		2790	}
2369	}	2791	}
2370	}	2792	}
2371		2793
2372	sub cf::object::player::enter_exit {	2794	sub cf::object::player::enter_exit {
2373	my ($self, $exit) = @_;	2795	my ($self, $exit) = @_;
2374		2796
2375	return unless $self->type == cf::PLAYER;	2797	return unless $self->type == cf::PLAYER;
2376		2798
2377	if ($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;	2799	$self->enter_link;
2389		2800
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 {	2801	(async {
2395	$self->deactivate_recursive; # just to be sure	2802	$Coro::current->{desc} = "enter_exit";
		2803
2396	unless (eval {	2804	unless (eval {
		2805	$self->deactivate_recursive; # just to be sure
		2806
		2807	# random map handling
		2808	{
		2809	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2810
		2811	prepare_random_map $exit
		2812	if $exit->slaying eq "/!";
		2813	}
		2814
		2815	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2816	my $x = $exit->stats->hp;
		2817	my $y = $exit->stats->sp;
		2818
2397	$self->goto ($slaying, $hp, $sp);	2819	$self->goto ($map, $x, $y);
2398		2820
		2821	# if exit is damned, update players death & WoR home-position
		2822	$self->contr->savebed ($map, $x, $y)
		2823	if $exit->flag (cf::FLAG_DAMNED);
		2824
2399	1;	2825	1
2400	}) {	2826	}) {
2401	$self->message ("Something went wrong deep within the crossfire server. "	2827	$self->message ("Something went wrong deep within the deliantra server. "
2402	. "I'll try to bring you back to the map you were before. "	2828	. "I'll try to bring you back to the map you were before. "
2403	. "Please report this to the dungeon master!",	2829	. "Please report this to the dungeon master!",
2404	cf::NDI_UNIQUE | cf::NDI_RED);	2830	cf::NDI_UNIQUE | cf::NDI_RED);
2405		2831
2406	warn "ERROR in enter_exit: $@";	2832	warn "ERROR in enter_exit: $@";
…		…
2425		2851
2426	utf8::encode $text;	2852	utf8::encode $text;
2427	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2853	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
2428	}	2854	}
2429		2855
		2856	=item $client->send_big_packet ($pkt)
		2857
		2858	Like C<send_packet>, but tries to compress large packets, and fragments
		2859	them as required.
		2860
		2861	=cut
		2862
		2863	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2864
		2865	sub cf::client::send_big_packet {
		2866	my ($self, $pkt) = @_;
		2867
		2868	# try lzf for large packets
		2869	$pkt = "lzf " . Compress::LZF::compress $pkt
		2870	if 1024 <= length $pkt and $self->{can_lzf};
		2871
		2872	# split very large packets
		2873	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2874	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2875	$pkt = "frag";
		2876	}
		2877
		2878	$self->send_packet ($pkt);
		2879	}
		2880
2430	=item $client->send_msg ($color, $type, $msg, [extra...])	2881	=item $client->send_msg ($channel, $msg, $color, [extra...])
2431		2882
2432	Send a drawinfo or msg packet to the client, formatting the msg for the	2883	Send a drawinfo or msg packet to the client, formatting the msg for the
2433	client if neccessary. C<$type> should be a string identifying the type of	2884	client if neccessary. C<$type> should be a string identifying the type of
2434	the message, with C<log> being the default. If C<$color> is negative, suppress	2885	the message, with C<log> being the default. If C<$color> is negative, suppress
2435	the message unless the client supports the msg packet.	2886	the message unless the client supports the msg packet.
2436		2887
2437	=cut	2888	=cut
2438		2889
		2890	# non-persistent channels (usually the info channel)
		2891	our %CHANNEL = (
		2892	"c/motd" => {
		2893	id => "infobox",
		2894	title => "MOTD",
		2895	reply => undef,
		2896	tooltip => "The message of the day",
		2897	},
		2898	"c/identify" => {
		2899	id => "infobox",
		2900	title => "Identify",
		2901	reply => undef,
		2902	tooltip => "Items recently identified",
		2903	},
		2904	"c/examine" => {
		2905	id => "infobox",
		2906	title => "Examine",
		2907	reply => undef,
		2908	tooltip => "Signs and other items you examined",
		2909	},
		2910	"c/shopinfo" => {
		2911	id => "infobox",
		2912	title => "Shop Info",
		2913	reply => undef,
		2914	tooltip => "What your bargaining skill tells you about the shop",
		2915	},
		2916	"c/book" => {
		2917	id => "infobox",
		2918	title => "Book",
		2919	reply => undef,
		2920	tooltip => "The contents of a note or book",
		2921	},
		2922	"c/lookat" => {
		2923	id => "infobox",
		2924	title => "Look",
		2925	reply => undef,
		2926	tooltip => "What you saw there",
		2927	},
		2928	"c/who" => {
		2929	id => "infobox",
		2930	title => "Players",
		2931	reply => undef,
		2932	tooltip => "Shows players who are currently online",
		2933	},
		2934	"c/body" => {
		2935	id => "infobox",
		2936	title => "Body Parts",
		2937	reply => undef,
		2938	tooltip => "Shows which body parts you posess and are available",
		2939	},
		2940	"c/statistics" => {
		2941	id => "infobox",
		2942	title => "Statistics",
		2943	reply => undef,
		2944	tooltip => "Shows your primary statistics",
		2945	},
		2946	"c/skills" => {
		2947	id => "infobox",
		2948	title => "Skills",
		2949	reply => undef,
		2950	tooltip => "Shows your experience per skill and item power",
		2951	},
		2952	"c/shopitems" => {
		2953	id => "infobox",
		2954	title => "Shop Items",
		2955	reply => undef,
		2956	tooltip => "Shows the items currently for sale in this shop",
		2957	},
		2958	"c/resistances" => {
		2959	id => "infobox",
		2960	title => "Resistances",
		2961	reply => undef,
		2962	tooltip => "Shows your resistances",
		2963	},
		2964	"c/pets" => {
		2965	id => "infobox",
		2966	title => "Pets",
		2967	reply => undef,
		2968	tooltip => "Shows information abotu your pets/a specific pet",
		2969	},
		2970	"c/perceiveself" => {
		2971	id => "infobox",
		2972	title => "Perceive Self",
		2973	reply => undef,
		2974	tooltip => "You gained detailed knowledge about yourself",
		2975	},
		2976	"c/uptime" => {
		2977	id => "infobox",
		2978	title => "Uptime",
		2979	reply => undef,
		2980	tooltip => "How long the server has been running since last restart",
		2981	},
		2982	"c/mapinfo" => {
		2983	id => "infobox",
		2984	title => "Map Info",
		2985	reply => undef,
		2986	tooltip => "Information related to the maps",
		2987	},
		2988	"c/party" => {
		2989	id => "party",
		2990	title => "Party",
		2991	reply => "gsay ",
		2992	tooltip => "Messages and chat related to your party",
		2993	},
		2994	"c/death" => {
		2995	id => "death",
		2996	title => "Death",
		2997	reply => undef,
		2998	tooltip => "Reason for and more info about your most recent death",
		2999	},
		3000	"c/say" => $SAY_CHANNEL,
		3001	"c/chat" => $CHAT_CHANNEL,
		3002	);
		3003
2439	sub cf::client::send_msg {	3004	sub cf::client::send_msg {
2440	my ($self, $color, $type, $msg, @extra) = @_;	3005	my ($self, $channel, $msg, $color, @extra) = @_;
2441		3006
2442	$msg = $self->pl->expand_cfpod ($msg);	3007	$msg = $self->pl->expand_cfpod ($msg)
		3008	unless $color & cf::NDI_VERBATIM;
		3009
		3010	$color &= cf::NDI_CLIENT_MASK; # just in case...
		3011
		3012	# check predefined channels, for the benefit of C
		3013	if ($CHANNEL{$channel}) {
		3014	$channel = $CHANNEL{$channel};
		3015
		3016	$self->ext_msg (channel_info => $channel);
		3017	$channel = $channel->{id};
		3018
		3019	} elsif (ref $channel) {
		3020	# send meta info to client, if not yet sent
		3021	unless (exists $self->{channel}{$channel->{id}}) {
		3022	$self->{channel}{$channel->{id}} = $channel;
		3023	$self->ext_msg (channel_info => $channel);
		3024	}
		3025
		3026	$channel = $channel->{id};
		3027	}
2443		3028
2444	return unless @extra || length $msg;	3029	return unless @extra || length $msg;
2445		3030
2446	if ($self->can_msg) {	3031	# default colour, mask it out
2447	$self->send_packet ("msg " . $self->{json_coder}->encode ([$color, $type, $msg, @extra]));	3032	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2448	} else {	3033	if $color & cf::NDI_DEF;
2449	# replace some tags by gcfclient-compatible ones
2450	for ($msg) {
2451	1 while
2452	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2453	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2454	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2455	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2456	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2457	}
2458		3034
2459	if ($color >= 0) {	3035	my $pkt = "msg "
2460	if (0 && $msg =~ /\[/) {	3036	. $self->{json_coder}->encode (
2461	$self->send_packet ("drawextinfo $color 4 0 $msg")	3037	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2462	} else {	3038	);
2463	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2464	$self->send_packet ("drawinfo $color $msg")
2465	}
2466	}
2467	}
2468	}
2469		3039
		3040	$self->send_big_packet ($pkt);
		3041	}
		3042
2470	=item $client->ext_event ($type, %msg)	3043	=item $client->ext_msg ($type, @msg)
2471		3044
2472	Sends an ext event to the client.	3045	Sends an ext event to the client.
2473		3046
2474	=cut	3047	=cut
2475		3048
2476	sub cf::client::ext_event($$%) {	3049	sub cf::client::ext_msg($$@) {
2477	my ($self, $type, %msg) = @_;	3050	my ($self, $type, @msg) = @_;
2478		3051
2479	return unless $self->extcmd;	3052	if ($self->extcmd == 2) {
2480		3053	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		3054	} elsif ($self->extcmd == 1) { # TODO: remove
2481	$msg{msgtype} = "event_$type";	3055	push @msg, msgtype => "event_$type";
2482	$self->send_packet ("ext " . $self->{json_coder}->encode (\%msg));	3056	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		3057	}
		3058	}
		3059
		3060	=item $client->ext_reply ($msgid, @msg)
		3061
		3062	Sends an ext reply to the client.
		3063
		3064	=cut
		3065
		3066	sub cf::client::ext_reply($$@) {
		3067	my ($self, $id, @msg) = @_;
		3068
		3069	if ($self->extcmd == 2) {
		3070	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		3071	} elsif ($self->extcmd == 1) {
		3072	#TODO: version 1, remove
		3073	unshift @msg, msgtype => "reply", msgid => $id;
		3074	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		3075	}
2483	}	3076	}
2484		3077
2485	=item $success = $client->query ($flags, "text", \&cb)	3078	=item $success = $client->query ($flags, "text", \&cb)
2486		3079
2487	Queues a query to the client, calling the given callback with	3080	Queues a query to the client, calling the given callback with
…		…
2542	my ($ns, $buf) = @_;	3135	my ($ns, $buf) = @_;
2543		3136
2544	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3137	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2545		3138
2546	if (ref $msg) {	3139	if (ref $msg) {
		3140	my ($type, $reply, @payload) =
		3141	"ARRAY" eq ref $msg
		3142	? @$msg
		3143	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		3144
		3145	my @reply;
		3146
2547	if (my $cb = $EXTICMD{$msg->{msgtype}}) {	3147	if (my $cb = $EXTICMD{$type}) {
2548	if (my %reply = $cb->($ns, $msg)) {	3148	@reply = $cb->($ns, @payload);
2549	$reply{msgid} = $msg->{msgid};
2550	$ns->send ("ext " . $ns->{json_coder}->encode (\%reply));
2551	}
2552	}	3149	}
		3150
		3151	$ns->ext_reply ($reply, @reply)
		3152	if $reply;
		3153
2553	} else {	3154	} else {
2554	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3155	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2555	}	3156	}
2556		3157
2557	cf::override;	3158	cf::override;
…		…
2579		3180
2580	$coro	3181	$coro
2581	}	3182	}
2582		3183
2583	cf::client->attach (	3184	cf::client->attach (
2584	on_destroy => sub {	3185	on_client_destroy => sub {
2585	my ($ns) = @_;	3186	my ($ns) = @_;
2586		3187
2587	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3188	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2588	},	3189	},
2589	);	3190	);
…		…
2604	our $safe = new Safe "safe";	3205	our $safe = new Safe "safe";
2605	our $safe_hole = new Safe::Hole;	3206	our $safe_hole = new Safe::Hole;
2606		3207
2607	$SIG{FPE} = 'IGNORE';	3208	$SIG{FPE} = 'IGNORE';
2608		3209
2609	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3210	$safe->permit_only (Opcode::opset qw(
		3211	:base_core :base_mem :base_orig :base_math :base_loop
		3212	grepstart grepwhile mapstart mapwhile
		3213	sort time
		3214	));
2610		3215
2611	# here we export the classes and methods available to script code	3216	# here we export the classes and methods available to script code
2612		3217
2613	=pod	3218	=pod
2614		3219
2615	The following functions and methods are available within a safe environment:	3220	The following functions and methods are available within a safe environment:
2616		3221
2617	cf::object	3222	cf::object
2618	contr pay_amount pay_player map x y force_find force_add	3223	contr pay_amount pay_player map x y force_find force_add destroy
2619	insert remove	3224	insert remove name archname title slaying race decrease split
		3225	value
2620		3226
2621	cf::object::player	3227	cf::object::player
2622	player	3228	player
2623		3229
2624	cf::player	3230	cf::player
…		…
2629		3235
2630	=cut	3236	=cut
2631		3237
2632	for (	3238	for (
2633	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3239	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2634	insert remove)],	3240	insert remove inv nrof name archname title slaying race
		3241	decrease split destroy change_exp value msg lore send_msg)],
2635	["cf::object::player" => qw(player)],	3242	["cf::object::player" => qw(player)],
2636	["cf::player" => qw(peaceful)],	3243	["cf::player" => qw(peaceful send_msg)],
2637	["cf::map" => qw(trigger)],	3244	["cf::map" => qw(trigger)],
2638	) {	3245	) {
2639	no strict 'refs';	3246	no strict 'refs';
2640	my ($pkg, @funs) = @$_;	3247	my ($pkg, @funs) = @$_;
2641	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3248	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2659		3266
2660	my $qcode = $code;	3267	my $qcode = $code;
2661	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3268	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2662	$qcode =~ s/\n/\\n/g;	3269	$qcode =~ s/\n/\\n/g;
2663		3270
		3271	%vars = (_dummy => 0) unless %vars;
		3272
		3273	my @res;
2664	local $_;	3274	local $_;
2665	local @safe::cf::_safe_eval_args = values %vars;
2666		3275
2667	my $eval =	3276	my $eval =
2668	"do {\n"	3277	"do {\n"
2669	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3278	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2670	. "#line 0 \"{$qcode}\"\n"	3279	. "#line 0 \"{$qcode}\"\n"
2671	. $code	3280	. $code
2672	. "\n}"	3281	. "\n}"
2673	;	3282	;
2674		3283
		3284	if ($CFG{safe_eval}) {
2675	sub_generation_inc;	3285	sub_generation_inc;
		3286	local @safe::cf::_safe_eval_args = values %vars;
2676	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3287	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2677	sub_generation_inc;	3288	sub_generation_inc;
		3289	} else {
		3290	local @cf::_safe_eval_args = values %vars;
		3291	@res = wantarray ? eval eval : scalar eval $eval;
		3292	}
2678		3293
2679	if ($@) {	3294	if ($@) {
2680	warn "$@";	3295	warn "$@";
2681	warn "while executing safe code '$code'\n";	3296	warn "while executing safe code '$code'\n";
2682	warn "with arguments " . (join " ", %vars) . "\n";	3297	warn "with arguments " . (join " ", %vars) . "\n";
…		…
2701	=cut	3316	=cut
2702		3317
2703	sub register_script_function {	3318	sub register_script_function {
2704	my ($fun, $cb) = @_;	3319	my ($fun, $cb) = @_;
2705		3320
2706	no strict 'refs';	3321	$fun = "safe::$fun" if $CFG{safe_eval};
2707	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3322	*$fun = $safe_hole->wrap ($cb);
2708	}	3323	}
2709		3324
2710	=back	3325	=back
2711		3326
2712	=cut	3327	=cut
…		…
2714	#############################################################################	3329	#############################################################################
2715	# the server's init and main functions	3330	# the server's init and main functions
2716		3331
2717	sub load_facedata($) {	3332	sub load_facedata($) {
2718	my ($path) = @_;	3333	my ($path) = @_;
		3334
		3335	# HACK to clear player env face cache, we need some signal framework
		3336	# for this (global event?)
		3337	%ext::player_env::MUSIC_FACE_CACHE = ();
		3338
		3339	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2719		3340
2720	warn "loading facedata from $path\n";	3341	warn "loading facedata from $path\n";
2721		3342
2722	my $facedata;	3343	my $facedata;
2723	0 < aio_load $path, $facedata	3344	0 < aio_load $path, $facedata
…		…
2726	$facedata = Coro::Storable::thaw $facedata;	3347	$facedata = Coro::Storable::thaw $facedata;
2727		3348
2728	$facedata->{version} == 2	3349	$facedata->{version} == 2
2729	or cf::cleanup "$path: version mismatch, cannot proceed.";	3350	or cf::cleanup "$path: version mismatch, cannot proceed.";
2730		3351
		3352	# patch in the exptable
		3353	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
		3354	$facedata->{resource}{"res/exp_table"} = {
		3355	type => FT_RSRC,
		3356	data => $exp_table,
		3357	hash => (Digest::MD5::md5 $exp_table),
		3358	};
		3359	cf::cede_to_tick;
		3360
2731	{	3361	{
2732	my $faces = $facedata->{faceinfo};	3362	my $faces = $facedata->{faceinfo};
2733		3363
2734	while (my ($face, $info) = each %$faces) {	3364	while (my ($face, $info) = each %$faces) {
2735	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3365	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3366
2736	cf::face::set_visibility $idx, $info->{visibility};	3367	cf::face::set_visibility $idx, $info->{visibility};
2737	cf::face::set_magicmap $idx, $info->{magicmap};	3368	cf::face::set_magicmap $idx, $info->{magicmap};
2738	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3369	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2739	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3370	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
2740		3371
2741	cf::cede_to_tick;	3372	cf::cede_to_tick;
2742	}	3373	}
2743		3374
2744	while (my ($face, $info) = each %$faces) {	3375	while (my ($face, $info) = each %$faces) {
2745	next unless $info->{smooth};	3376	next unless $info->{smooth};
		3377
2746	my $idx = cf::face::find $face	3378	my $idx = cf::face::find $face
2747	or next;	3379	or next;
		3380
2748	if (my $smooth = cf::face::find $info->{smooth}) {	3381	if (my $smooth = cf::face::find $info->{smooth}) {
2749	cf::face::set_smooth $idx, $smooth;	3382	cf::face::set_smooth $idx, $smooth;
2750	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3383	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2751	} else {	3384	} else {
2752	warn "smooth face '$info->{smooth}' not found for face '$face'";	3385	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
2766		3399
2767	cf::anim::invalidate_all; # d'oh	3400	cf::anim::invalidate_all; # d'oh
2768	}	3401	}
2769		3402
2770	{	3403	{
2771	# TODO: for gcfclient pleasure, we should give resources
2772	# that gcfclient doesn't grok a >10000 face index.
2773	my $res = $facedata->{resource};	3404	my $res = $facedata->{resource};
2774	my $enc = JSON::XS->new->utf8->canonical;
2775		3405
2776	while (my ($name, $info) = each %$res) {	3406	while (my ($name, $info) = each %$res) {
2777	my $meta = $enc->encode ({	3407	if (defined $info->{type}) {
2778	name => $name,
2779	type => $info->{type},
2780	copyright => $info->{copyright}, #TODO#
2781	});
2782
2783	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3408	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2784		3409
2785	if ($name =~ /\.jpg$/) {
2786	cf::face::set_data $idx, 0, $info->{data}, $info->{chksum};#d# temp hack	3410	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
2787	cf::face::set_data $idx, 1, $info->{data}, $info->{chksum};#d# temp hack	3411	cf::face::set_type $idx, $info->{type};
2788	} else {	3412	} else {
2789	my $data = pack "(w/a*)*", $meta, $info->{data};	3413	$RESOURCE{$name} = $info;
2790	my $chk = Digest::MD5::md5 "$info->{chksum},$meta"; # mangle data checksum and metadata
2791
2792	cf::face::set_type $idx, 1;
2793	cf::face::set_data $idx, 0, $data, $chk;
2794	}	3414	}
2795		3415
2796	cf::cede_to_tick;	3416	cf::cede_to_tick;
2797	}	3417	}
2798	}	3418	}
2799		3419
		3420	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3421
2800	1	3422	1
2801	}	3423	}
2802		3424
		3425	cf::global->attach (on_resource_update => sub {
		3426	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3427	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3428
		3429	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3430	my $sound = $soundconf->{compat}[$_]
		3431	or next;
		3432
		3433	my $face = cf::face::find "sound/$sound->[1]";
		3434	cf::sound::set $sound->[0] => $face;
		3435	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3436	}
		3437
		3438	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3439	my $face = cf::face::find "sound/$v";
		3440	cf::sound::set $k => $face;
		3441	}
		3442	}
		3443	});
		3444
		3445	register_exticmd fx_want => sub {
		3446	my ($ns, $want) = @_;
		3447
		3448	while (my ($k, $v) = each %$want) {
		3449	$ns->fx_want ($k, $v);
		3450	}
		3451	};
		3452
		3453	sub load_resource_file($) {
		3454	my $guard = lock_acquire "load_resource_file";
		3455
		3456	my $status = load_resource_file_ $_[0];
		3457	get_slot 0.1, 100;
		3458	cf::arch::commit_load;
		3459
		3460	$status
		3461	}
		3462
2803	sub reload_regions {	3463	sub reload_regions {
		3464	# HACK to clear player env face cache, we need some signal framework
		3465	# for this (global event?)
		3466	%ext::player_env::MUSIC_FACE_CACHE = ();
		3467
2804	load_resource_file "$MAPDIR/regions"	3468	load_resource_file "$MAPDIR/regions"
2805	or die "unable to load regions file\n";	3469	or die "unable to load regions file\n";
2806		3470
2807	for (cf::region::list) {	3471	for (cf::region::list) {
2808	$_->{match} = qr/$_->{match}/	3472	$_->{match} = qr/$_->{match}/
…		…
2816	}	3480	}
2817		3481
2818	sub reload_archetypes {	3482	sub reload_archetypes {
2819	load_resource_file "$DATADIR/archetypes"	3483	load_resource_file "$DATADIR/archetypes"
2820	or die "unable to load archetypes\n";	3484	or die "unable to load archetypes\n";
2821	#d# NEED to laod twice to resolve forward references
2822	# this really needs to be done in an extra post-pass
2823	# (which needs to be synchronous, so solve it differently)
2824	load_resource_file "$DATADIR/archetypes"
2825	or die "unable to load archetypes\n";
2826	}	3485	}
2827		3486
2828	sub reload_treasures {	3487	sub reload_treasures {
2829	load_resource_file "$DATADIR/treasures"	3488	load_resource_file "$DATADIR/treasures"
2830	or die "unable to load treasurelists\n";	3489	or die "unable to load treasurelists\n";
2831	}	3490	}
2832		3491
2833	sub reload_resources {	3492	sub reload_resources {
2834	warn "reloading resource files...\n";	3493	warn "reloading resource files...\n";
2835		3494
		3495	reload_facedata;
		3496	reload_archetypes;
2836	reload_regions;	3497	reload_regions;
2837	reload_facedata;
2838	#reload_archetypes;#d#
2839	reload_archetypes;
2840	reload_treasures;	3498	reload_treasures;
2841		3499
2842	warn "finished reloading resource files\n";	3500	warn "finished reloading resource files\n";
2843	}	3501	}
2844		3502
2845	sub init {	3503	sub reload_config {
2846	reload_resources;	3504	warn "reloading config file...\n";
2847	}
2848		3505
2849	sub cfg_load {
2850	open my $fh, "<:utf8", "$CONFDIR/config"	3506	open my $fh, "<:utf8", "$CONFDIR/config"
2851	or return;	3507	or return;
2852		3508
2853	local $/;	3509	local $/;
2854	*CFG = YAML::Syck::Load <$fh>;	3510	*CFG = YAML::XS::Load scalar <$fh>;
2855		3511
2856	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3512	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
2857		3513
2858	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3514	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2859	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3515	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
2863	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3519	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
2864	and die "WARNING: m(un)lockall failed: $!\n";	3520	and die "WARNING: m(un)lockall failed: $!\n";
2865	};	3521	};
2866	warn $@ if $@;	3522	warn $@ if $@;
2867	}	3523	}
		3524
		3525	warn "finished reloading resource files\n";
		3526	}
		3527
		3528	sub pidfile() {
		3529	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3530	or die "$PIDFILE: $!";
		3531	flock $fh, &Fcntl::LOCK_EX
		3532	or die "$PIDFILE: flock: $!";
		3533	$fh
		3534	}
		3535
		3536	# make sure only one server instance is running at any one time
		3537	sub atomic {
		3538	my $fh = pidfile;
		3539
		3540	my $pid = <$fh>;
		3541	kill 9, $pid if $pid > 0;
		3542
		3543	seek $fh, 0, 0;
		3544	print $fh $$;
		3545	}
		3546
		3547	sub main_loop {
		3548	warn "EV::loop starting\n";
		3549	if (1) {
		3550	EV::loop;
		3551	}
		3552	warn "EV::loop returned\n";
		3553	goto &main_loop unless $REALLY_UNLOOP;
2868	}	3554	}
2869		3555
2870	sub main {	3556	sub main {
		3557	cf::init_globals; # initialise logging
		3558
		3559	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3560	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3561	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3562	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3563
		3564	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3565
2871	# we must not ever block the main coroutine	3566	# we must not ever block the main coroutine
2872	local $Coro::idle = sub {	3567	local $Coro::idle = sub {
2873	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3568	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2874	(async {	3569	(async {
2875	Event::one_event;	3570	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3571	EV::loop EV::LOOP_ONESHOT;
2876	})->prio (Coro::PRIO_MAX);	3572	})->prio (Coro::PRIO_MAX);
2877	};	3573	};
2878		3574
2879	cfg_load;	3575	evthread_start IO::AIO::poll_fileno;
		3576
		3577	cf::sync_job {
		3578	cf::init_experience;
		3579	cf::init_anim;
		3580	cf::init_attackmess;
		3581	cf::init_dynamic;
		3582
		3583	cf::load_settings;
		3584	cf::load_materials;
		3585
		3586	reload_resources;
		3587	reload_config;
2880	db_init;	3588	db_init;
		3589
		3590	cf::init_uuid;
		3591	cf::init_signals;
		3592	cf::init_skills;
		3593
		3594	cf::init_beforeplay;
		3595
		3596	atomic;
		3597
2881	load_extensions;	3598	load_extensions;
2882		3599
2883	$TICK_WATCHER->start;	3600	utime time, time, $RUNTIMEFILE;
2884	Event::loop;	3601
		3602	# no (long-running) fork's whatsoever before this point(!)
		3603	use POSIX ();
		3604	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3605
		3606	(pop @POST_INIT)->(0) while @POST_INIT;
		3607	};
		3608
		3609	cf::object::thawer::errors_are_fatal 0;
		3610	warn "parse errors in files are no longer fatal from this point on.\n";
		3611
		3612	main_loop;
2885	}	3613	}
2886		3614
2887	#############################################################################	3615	#############################################################################
2888	# initialisation and cleanup	3616	# initialisation and cleanup
2889		3617
2890	# install some emergency cleanup handlers	3618	# install some emergency cleanup handlers
2891	BEGIN {	3619	BEGIN {
		3620	our %SIGWATCHER = ();
2892	for my $signal (qw(INT HUP TERM)) {	3621	for my $signal (qw(INT HUP TERM)) {
2893	Event->signal (	3622	$SIGWATCHER{$signal} = AE::signal $signal, sub {
2894	reentrant => 0,
2895	data => WF_AUTOCANCEL,
2896	signal => $signal,
2897	prio => 0,
2898	cb => sub {
2899	cf::cleanup "SIG$signal";	3623	cf::cleanup "SIG$signal";
2900	},
2901	);	3624	};
2902	}	3625	}
2903	}	3626	}
2904		3627
2905	sub write_runtime {	3628	sub write_runtime_sync {
2906	my $runtime = "$LOCALDIR/runtime";	3629	my $t0 = AE::time;
2907		3630
2908	# first touch the runtime file to show we are still running:	3631	# first touch the runtime file to show we are still running:
2909	# the fsync below can take a very very long time.	3632	# the fsync below can take a very very long time.
2910		3633
2911	IO::AIO::aio_utime $runtime, undef, undef;	3634	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
2912		3635
2913	my $guard = cf::lock_acquire "write_runtime";	3636	my $guard = cf::lock_acquire "write_runtime";
2914		3637
2915	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3638	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
2916	or return;	3639	or return;
2917		3640
2918	my $value = $cf::RUNTIME + 90 + 10;	3641	my $value = $cf::RUNTIME + 90 + 10;
2919	# 10 is the runtime save interval, for a monotonic clock	3642	# 10 is the runtime save interval, for a monotonic clock
2920	# 60 allows for the watchdog to kill the server.	3643	# 60 allows for the watchdog to kill the server.
…		…
2930	aio_utime $fh, undef, undef;	3653	aio_utime $fh, undef, undef;
2931		3654
2932	close $fh	3655	close $fh
2933	or return;	3656	or return;
2934		3657
2935	aio_rename "$runtime~", $runtime	3658	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
2936	and return;	3659	and return;
2937		3660
2938	warn "runtime file written.\n";	3661	warn sprintf "runtime file written (%gs).\n", AE::time - $t0;
2939		3662
2940	1	3663	1
		3664	}
		3665
		3666	our $uuid_lock;
		3667	our $uuid_skip;
		3668
		3669	sub write_uuid_sync($) {
		3670	$uuid_skip ||= $_[0];
		3671
		3672	return if $uuid_lock;
		3673	local $uuid_lock = 1;
		3674
		3675	my $uuid = "$LOCALDIR/uuid";
		3676
		3677	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3678	or return;
		3679
		3680	my $value = uuid_seq uuid_cur;
		3681
		3682	unless ($value) {
		3683	warn "cowardly refusing to write zero uuid value!\n";
		3684	return;
		3685	}
		3686
		3687	my $value = uuid_str $value + $uuid_skip;
		3688	$uuid_skip = 0;
		3689
		3690	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3691	and return;
		3692
		3693	# always fsync - this file is important
		3694	aio_fsync $fh
		3695	and return;
		3696
		3697	close $fh
		3698	or return;
		3699
		3700	aio_rename "$uuid~", $uuid
		3701	and return;
		3702
		3703	warn "uuid file written ($value).\n";
		3704
		3705	1
		3706
		3707	}
		3708
		3709	sub write_uuid($$) {
		3710	my ($skip, $sync) = @_;
		3711
		3712	$sync ? write_uuid_sync $skip
		3713	: async { write_uuid_sync $skip };
2941	}	3714	}
2942		3715
2943	sub emergency_save() {	3716	sub emergency_save() {
2944	my $freeze_guard = cf::freeze_mainloop;	3717	my $freeze_guard = cf::freeze_mainloop;
2945		3718
2946	warn "enter emergency perl save\n";	3719	warn "emergency_perl_save: enter\n";
2947		3720
2948	cf::sync_job {	3721	cf::sync_job {
		3722	# this is a trade-off: we want to be very quick here, so
		3723	# save all maps without fsync, and later call a global sync
		3724	# (which in turn might be very very slow)
		3725	local $USE_FSYNC = 0;
		3726
2949	# use a peculiar iteration method to avoid tripping on perl	3727	# use a peculiar iteration method to avoid tripping on perl
2950	# refcount bugs in for. also avoids problems with players	3728	# refcount bugs in for. also avoids problems with players
2951	# and maps saved/destroyed asynchronously.	3729	# and maps saved/destroyed asynchronously.
2952	warn "begin emergency player save\n";	3730	warn "emergency_perl_save: begin player save\n";
2953	for my $login (keys %cf::PLAYER) {	3731	for my $login (keys %cf::PLAYER) {
2954	my $pl = $cf::PLAYER{$login} or next;	3732	my $pl = $cf::PLAYER{$login} or next;
2955	$pl->valid or next;	3733	$pl->valid or next;
		3734	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
2956	$pl->save;	3735	$pl->save;
2957	}	3736	}
2958	warn "end emergency player save\n";	3737	warn "emergency_perl_save: end player save\n";
2959		3738
2960	warn "begin emergency map save\n";	3739	warn "emergency_perl_save: begin map save\n";
2961	for my $path (keys %cf::MAP) {	3740	for my $path (keys %cf::MAP) {
2962	my $map = $cf::MAP{$path} or next;	3741	my $map = $cf::MAP{$path} or next;
2963	$map->valid or next;	3742	$map->valid or next;
2964	$map->save;	3743	$map->save;
2965	}	3744	}
2966	warn "end emergency map save\n";	3745	warn "emergency_perl_save: end map save\n";
2967		3746
2968	warn "begin emergency database checkpoint\n";	3747	warn "emergency_perl_save: begin database checkpoint\n";
2969	BDB::db_env_txn_checkpoint $DB_ENV;	3748	BDB::db_env_txn_checkpoint $DB_ENV;
2970	warn "end emergency database checkpoint\n";	3749	warn "emergency_perl_save: end database checkpoint\n";
		3750
		3751	warn "emergency_perl_save: begin write uuid\n";
		3752	write_uuid_sync 1;
		3753	warn "emergency_perl_save: end write uuid\n";
2971	};	3754	};
2972		3755
		3756	warn "emergency_perl_save: starting sync()\n";
		3757	IO::AIO::aio_sync sub {
		3758	warn "emergency_perl_save: finished sync()\n";
		3759	};
		3760
2973	warn "leave emergency perl save\n";	3761	warn "emergency_perl_save: leave\n";
2974	}	3762	}
2975		3763
2976	sub post_cleanup {	3764	sub post_cleanup {
2977	my ($make_core) = @_;	3765	my ($make_core) = @_;
2978		3766
2979	warn Carp::longmess "post_cleanup backtrace"	3767	warn Carp::longmess "post_cleanup backtrace"
2980	if $make_core;	3768	if $make_core;
		3769
		3770	my $fh = pidfile;
		3771	unlink $PIDFILE if <$fh> == $$;
		3772	}
		3773
		3774	# a safer delete_package, copied from Symbol
		3775	sub clear_package($) {
		3776	my $pkg = shift;
		3777
		3778	# expand to full symbol table name if needed
		3779	unless ($pkg =~ /^main::.*::$/) {
		3780	$pkg = "main$pkg" if $pkg =~ /^::/;
		3781	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3782	$pkg .= '::' unless $pkg =~ /::$/;
		3783	}
		3784
		3785	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3786	my $stem_symtab = *{$stem}{HASH};
		3787
		3788	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3789	or return;
		3790
		3791	# clear all symbols
		3792	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3793	for my $name (keys %$leaf_symtab) {
		3794	_gv_clear *{"$pkg$name"};
		3795	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3796	}
2981	}	3797	}
2982		3798
2983	sub do_reload_perl() {	3799	sub do_reload_perl() {
2984	# can/must only be called in main	3800	# can/must only be called in main
2985	if ($Coro::current != $Coro::main) {	3801	if (in_main) {
2986	warn "can only reload from main coroutine";	3802	warn "can only reload from main coroutine";
2987	return;	3803	return;
2988	}	3804	}
2989		3805
		3806	return if $RELOAD++;
		3807
		3808	my $t1 = AE::time;
		3809
		3810	while ($RELOAD) {
2990	warn "reloading...";	3811	warn "reloading...";
2991		3812
2992	warn "entering sync_job";	3813	warn "entering sync_job";
2993		3814
2994	cf::sync_job {	3815	cf::sync_job {
2995	cf::write_runtime; # external watchdog should not bark	3816	cf::write_runtime_sync; # external watchdog should not bark
2996	cf::emergency_save;	3817	cf::emergency_save;
2997	cf::write_runtime; # external watchdog should not bark	3818	cf::write_runtime_sync; # external watchdog should not bark
2998		3819
2999	warn "syncing database to disk";	3820	warn "syncing database to disk";
3000	BDB::db_env_txn_checkpoint $DB_ENV;	3821	BDB::db_env_txn_checkpoint $DB_ENV;
3001		3822
3002	# if anything goes wrong in here, we should simply crash as we already saved	3823	# if anything goes wrong in here, we should simply crash as we already saved
3003		3824
3004	warn "cancelling all WF_AUTOCANCEL watchers";
3005	for (Event::all_watchers) {
3006	$_->cancel if $_->data & WF_AUTOCANCEL;
3007	}
3008
3009	warn "flushing outstanding aio requests";	3825	warn "flushing outstanding aio requests";
3010	for (;;) {
3011	BDB::flush;
3012	IO::AIO::flush;
3013	Coro::cede;
3014	last unless IO::AIO::nreqs || BDB::nreqs;	3826	while (IO::AIO::nreqs || BDB::nreqs) {
3015	warn "iterate...";	3827	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3016	}
3017
3018	++$RELOAD;
3019
3020	warn "cancelling all extension coros";
3021	$_->cancel for values %EXT_CORO;
3022	%EXT_CORO = ();
3023
3024	warn "removing commands";
3025	%COMMAND = ();
3026
3027	warn "removing ext/exti commands";
3028	%EXTCMD = ();
3029	%EXTICMD = ();
3030
3031	warn "unloading/nuking all extensions";
3032	for my $pkg (@EXTS) {
3033	warn "... unloading $pkg";
3034
3035	if (my $cb = $pkg->can ("unload")) {
3036	eval {
3037	$cb->($pkg);
3038	1
3039	} or warn "$pkg unloaded, but with errors: $@";
3040	}	3828	}
3041		3829
3042	warn "... nuking $pkg";	3830	warn "cancelling all extension coros";
3043	Symbol::delete_package $pkg;	3831	$_->cancel for values %EXT_CORO;
3044	}	3832	%EXT_CORO = ();
3045		3833
3046	warn "unloading all perl modules loaded from $LIBDIR";	3834	warn "removing commands";
3047	while (my ($k, $v) = each %INC) {	3835	%COMMAND = ();
3048	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3049		3836
		3837	warn "removing ext/exti commands";
		3838	%EXTCMD = ();
		3839	%EXTICMD = ();
		3840
		3841	warn "unloading/nuking all extensions";
		3842	for my $pkg (@EXTS) {
3050	warn "... unloading $k";	3843	warn "... unloading $pkg";
3051	delete $INC{$k};
3052		3844
3053	$k =~ s/\.pm$//;
3054	$k =~ s/\//::/g;
3055
3056	if (my $cb = $k->can ("unload_module")) {	3845	if (my $cb = $pkg->can ("unload")) {
		3846	eval {
3057	$cb->();	3847	$cb->($pkg);
		3848	1
		3849	} or warn "$pkg unloaded, but with errors: $@";
		3850	}
		3851
		3852	warn "... clearing $pkg";
		3853	clear_package $pkg;
3058	}	3854	}
3059		3855
3060	Symbol::delete_package $k;	3856	warn "unloading all perl modules loaded from $LIBDIR";
		3857	while (my ($k, $v) = each %INC) {
		3858	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3859
		3860	warn "... unloading $k";
		3861	delete $INC{$k};
		3862
		3863	$k =~ s/\.pm$//;
		3864	$k =~ s/\//::/g;
		3865
		3866	if (my $cb = $k->can ("unload_module")) {
		3867	$cb->();
		3868	}
		3869
		3870	clear_package $k;
3061	}	3871	}
3062		3872
3063	warn "getting rid of safe::, as good as possible";	3873	warn "getting rid of safe::, as good as possible";
3064	Symbol::delete_package "safe::$_"	3874	clear_package "safe::$_"
3065	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3875	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3066		3876
3067	warn "unloading cf.pm \"a bit\"";	3877	warn "unloading cf.pm \"a bit\"";
3068	delete $INC{"cf.pm"};	3878	delete $INC{"cf.pm"};
3069	delete $INC{"cf/pod.pm"};	3879	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3070		3880
3071	# don't, removes xs symbols, too,	3881	# don't, removes xs symbols, too,
3072	# and global variables created in xs	3882	# and global variables created in xs
3073	#Symbol::delete_package __PACKAGE__;	3883	#clear_package __PACKAGE__;
3074		3884
3075	warn "unload completed, starting to reload now";	3885	warn "unload completed, starting to reload now";
3076		3886
3077	warn "reloading cf.pm";	3887	warn "reloading cf.pm";
3078	require cf;	3888	require cf;
3079	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3889	cf::_connect_to_perl_1;
3080		3890
3081	warn "loading config and database again";	3891	warn "loading config and database again";
3082	cf::cfg_load;	3892	cf::reload_config;
3083		3893
3084	warn "loading extensions";	3894	warn "loading extensions";
3085	cf::load_extensions;	3895	cf::load_extensions;
3086		3896
		3897	if ($REATTACH_ON_RELOAD) {
3087	warn "reattaching attachments to objects/players";	3898	warn "reattaching attachments to objects/players";
3088	_global_reattach; # objects, sockets	3899	_global_reattach; # objects, sockets
3089	warn "reattaching attachments to maps";	3900	warn "reattaching attachments to maps";
3090	reattach $_ for values %MAP;	3901	reattach $_ for values %MAP;
3091	warn "reattaching attachments to players";	3902	warn "reattaching attachments to players";
3092	reattach $_ for values %PLAYER;	3903	reattach $_ for values %PLAYER;
		3904	}
3093		3905
		3906	warn "running post_init jobs";
		3907	(pop @POST_INIT)->(1) while @POST_INIT;
		3908
3094	warn "leaving sync_job";	3909	warn "leaving sync_job";
3095		3910
3096	1	3911	1
3097	} or do {	3912	} or do {
3098	warn $@;	3913	warn $@;
3099	warn "error while reloading, exiting.";	3914	cf::cleanup "error while reloading, exiting.";
3100	exit 1;
3101	};	3915	};
3102		3916
3103	warn "reloaded";	3917	warn "reloaded";
		3918	--$RELOAD;
		3919	}
		3920
		3921	$t1 = AE::time - $t1;
		3922	warn "reload completed in ${t1}s\n";
3104	};	3923	};
3105		3924
3106	our $RELOAD_WATCHER; # used only during reload	3925	our $RELOAD_WATCHER; # used only during reload
3107		3926
3108	sub reload_perl() {	3927	sub reload_perl() {
3109	# doing reload synchronously and two reloads happen back-to-back,	3928	# doing reload synchronously and two reloads happen back-to-back,
3110	# coro crashes during coro_state_free->destroy here.	3929	# coro crashes during coro_state_free->destroy here.
3111		3930
3112	$RELOAD_WATCHER ||= Event->timer (	3931	$RELOAD_WATCHER ||= cf::async {
3113	reentrant => 0,	3932	Coro::AIO::aio_wait cache_extensions;
3114	after => 0,	3933
3115	data => WF_AUTOCANCEL,	3934	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3116	cb => sub {
3117	do_reload_perl;	3935	do_reload_perl;
3118	undef $RELOAD_WATCHER;	3936	undef $RELOAD_WATCHER;
3119	},	3937	};
3120	);	3938	};
3121	}	3939	}
3122		3940
3123	register_command "reload" => sub {	3941	register_command "reload" => sub {
3124	my ($who, $arg) = @_;	3942	my ($who, $arg) = @_;
3125		3943
3126	if ($who->flag (FLAG_WIZ)) {	3944	if ($who->flag (FLAG_WIZ)) {
3127	$who->message ("reloading server.");	3945	$who->message ("reloading server.");
		3946	async {
		3947	$Coro::current->{desc} = "perl_reload";
3128	async { reload_perl };	3948	reload_perl;
		3949	};
3129	}	3950	}
3130	};	3951	};
3131		3952
3132	unshift @INC, $LIBDIR;	3953	unshift @INC, $LIBDIR;
3133		3954
…		…
3135		3956
3136	our @WAIT_FOR_TICK;	3957	our @WAIT_FOR_TICK;
3137	our @WAIT_FOR_TICK_BEGIN;	3958	our @WAIT_FOR_TICK_BEGIN;
3138		3959
3139	sub wait_for_tick {	3960	sub wait_for_tick {
3140	return unless $TICK_WATCHER->is_active;
3141	return if $Coro::current == $Coro::main;	3961	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3142		3962
3143	my $signal = new Coro::Signal;	3963	my $signal = new Coro::Signal;
3144	push @WAIT_FOR_TICK, $signal;	3964	push @WAIT_FOR_TICK, $signal;
3145	$signal->wait;	3965	$signal->wait;
3146	}	3966	}
3147		3967
3148	sub wait_for_tick_begin {	3968	sub wait_for_tick_begin {
3149	return unless $TICK_WATCHER->is_active;
3150	return if $Coro::current == $Coro::main;	3969	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3151		3970
3152	my $signal = new Coro::Signal;	3971	my $signal = new Coro::Signal;
3153	push @WAIT_FOR_TICK_BEGIN, $signal;	3972	push @WAIT_FOR_TICK_BEGIN, $signal;
3154	$signal->wait;	3973	$signal->wait;
3155	}	3974	}
3156		3975
3157	my $min = 1e6;#d#	3976	sub tick {
3158	my $avg = 10;
3159	$TICK_WATCHER = Event->timer (
3160	reentrant => 0,
3161	parked => 1,
3162	prio => 0,
3163	at => $NEXT_TICK || $TICK,
3164	data => WF_AUTOCANCEL,
3165	cb => sub {
3166	if ($Coro::current != $Coro::main) {	3977	if ($Coro::current != $Coro::main) {
3167	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3978	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3168	unless ++$bug_warning > 10;	3979	unless ++$bug_warning > 10;
3169	return;	3980	return;
3170	}	3981	}
3171		3982
3172	$NOW = $tick_start = Event::time;
3173
3174	cf::server_tick; # one server iteration	3983	cf::server_tick; # one server iteration
3175		3984
3176	0 && sync_job {#d#	3985	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3177	for(1..10) {
3178	my $t = Event::time;
3179	my $map = my $map = new_from_path cf::map "/tmp/x.map"
3180	or die;
3181		3986
3182	$map->width (50);	3987	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3183	$map->height (50);	3988	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3184	$map->alloc;	3989	Coro::async_pool {
3185	$map->_load_objects ("/tmp/x.map", 1);	3990	$Coro::current->{desc} = "runtime saver";
3186	my $t = Event::time - $t;	3991	write_runtime_sync
3187		3992	or warn "ERROR: unable to write runtime file: $!";
3188	#next unless $t < 0.0013;#d#
3189	if ($t < $min) {
3190	$min = $t;
3191	}
3192	$avg = $avg * 0.99 + $t * 0.01;
3193	}
3194	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3195	exit 0;
3196	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3197	};	3993	};
		3994	}
3198		3995
3199	$RUNTIME += $TICK;
3200	$NEXT_TICK += $TICK;
3201
3202	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3203	$NEXT_RUNTIME_WRITE = $NOW + 10;
3204	Coro::async_pool {
3205	write_runtime
3206	or warn "ERROR: unable to write runtime file: $!";
3207	};
3208	}
3209
3210	# my $AFTER = Event::time;
3211	# warn $AFTER - $NOW;#d#
3212
3213	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3996	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3214	$sig->send;	3997	$sig->send;
3215	}	3998	}
3216	while (my $sig = shift @WAIT_FOR_TICK) {	3999	while (my $sig = shift @WAIT_FOR_TICK) {
3217	$sig->send;	4000	$sig->send;
3218	}	4001	}
3219		4002
3220	$NOW = Event::time;	4003	$LOAD = ($NOW - $TICK_START) / $TICK;
3221
3222	# if we are delayed by four ticks or more, skip them all
3223	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3224
3225	$TICK_WATCHER->at ($NEXT_TICK);
3226	$TICK_WATCHER->start;
3227
3228	$LOAD = ($NOW - $tick_start) / $TICK;
3229	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4004	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3230		4005
3231	_post_tick;	4006	if (0) {
3232		4007	if ($NEXT_TICK) {
3233		4008	my $jitter = $TICK_START - $NEXT_TICK;
		4009	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4010	warn "jitter $JITTER\n";#d#
		4011	}
3234	},	4012	}
3235	);	4013	}
3236		4014
3237	{	4015	{
3238	BDB::max_poll_time $TICK * 0.1;	4016	# configure BDB
3239	$BDB_POLL_WATCHER = Event->io (	4017
3240	reentrant => 0,
3241	fd => BDB::poll_fileno,
3242	poll => 'r',
3243	prio => 0,
3244	data => WF_AUTOCANCEL,
3245	cb => \&BDB::poll_cb,
3246	);
3247	BDB::min_parallel 8;	4018	BDB::min_parallel 16;
3248		4019	BDB::max_poll_reqs $TICK * 0.1;
3249	BDB::set_sync_prepare {	4020	$AnyEvent::BDB::WATCHER->priority (1);
3250	my $status;
3251	my $current = $Coro::current;
3252	(
3253	sub {
3254	$status = $!;
3255	$current->ready; undef $current;
3256	},
3257	sub {
3258	Coro::schedule while defined $current;
3259	$! = $status;
3260	},
3261	)
3262	};
3263		4021
3264	unless ($DB_ENV) {	4022	unless ($DB_ENV) {
3265	$DB_ENV = BDB::db_env_create;	4023	$DB_ENV = BDB::db_env_create;
		4024	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		4025	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4026	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		4027	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		4028	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3266		4029
3267	cf::sync_job {	4030	cf::sync_job {
3268	eval {	4031	eval {
3269	BDB::db_env_open	4032	BDB::db_env_open
3270	$DB_ENV,	4033	$DB_ENV,
…		…
3272	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4035	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3273	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4036	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3274	0666;	4037	0666;
3275		4038
3276	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4039	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3277
3278	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3279	$DB_ENV->set_lk_detect;
3280	};	4040	};
3281		4041
3282	cf::cleanup "db_env_open(db): $@" if $@;	4042	cf::cleanup "db_env_open(db): $@" if $@;
3283	};	4043	};
3284	}	4044	}
		4045
		4046	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		4047	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		4048	};
		4049	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		4050	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		4051	};
		4052	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		4053	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		4054	};
3285	}	4055	}
3286		4056
3287	{	4057	{
		4058	# configure IO::AIO
		4059
3288	IO::AIO::min_parallel 8;	4060	IO::AIO::min_parallel 8;
3289
3290	undef $Coro::AIO::WATCHER;
3291	IO::AIO::max_poll_time $TICK * 0.1;	4061	IO::AIO::max_poll_time $TICK * 0.1;
3292	$AIO_POLL_WATCHER = Event->io (	4062	undef $AnyEvent::AIO::WATCHER;
3293	reentrant => 0,
3294	data => WF_AUTOCANCEL,
3295	fd => IO::AIO::poll_fileno,
3296	poll => 'r',
3297	prio => 6,
3298	cb => \&IO::AIO::poll_cb,
3299	);
3300	}	4063	}
3301		4064
3302	my $_log_backtrace;	4065	my $_log_backtrace;
3303		4066
3304	sub _log_backtrace {	4067	sub _log_backtrace {
…		…
3307	$msg =~ s/\n//;	4070	$msg =~ s/\n//;
3308		4071
3309	# limit the # of concurrent backtraces	4072	# limit the # of concurrent backtraces
3310	if ($_log_backtrace < 2) {	4073	if ($_log_backtrace < 2) {
3311	++$_log_backtrace;	4074	++$_log_backtrace;
		4075	my $perl_bt = Carp::longmess $msg;
3312	async {	4076	async {
		4077	$Coro::current->{desc} = "abt $msg";
		4078
3313	my @bt = fork_call {	4079	my @bt = fork_call {
3314	@addr = map { sprintf "%x", $_ } @addr;	4080	@addr = map { sprintf "%x", $_ } @addr;
3315	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4081	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3316	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4082	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3317	or die "addr2line: $!";	4083	or die "addr2line: $!";
…		…
3325	}	4091	}
3326		4092
3327	@funcs	4093	@funcs
3328	};	4094	};
3329		4095
3330	LOG llevInfo, "[ABT] $msg\n";	4096	LOG llevInfo, "[ABT] $perl_bt\n";
		4097	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3331	LOG llevInfo, "[ABT] $_\n" for @bt;	4098	LOG llevInfo, "[ABT] $_\n" for @bt;
3332	--$_log_backtrace;	4099	--$_log_backtrace;
3333	};	4100	};
3334	} else {	4101	} else {
3335	LOG llevInfo, "[ABT] $msg\n";	4102	LOG llevInfo, "[ABT] $msg\n";
3336	LOG llevInfo, "[ABT] [suppressed]\n";	4103	LOG llevInfo, "[ABT] [suppressed]\n";
3337	}	4104	}
3338	}	4105	}
3339		4106
3340	# load additional modules	4107	# load additional modules
3341	use cf::pod;	4108	require "cf/$_.pm" for @EXTRA_MODULES;
		4109	cf::_connect_to_perl_2;
3342		4110
3343	END { cf::emergency_save }	4111	END { cf::emergency_save }
3344		4112
3345	1	4113	1
3346		4114

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