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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.327 by root, Wed Aug 1 17:22:51 2007 UTC vs.
Revision 1.524 by root, Sun Apr 18 07:08:07 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	}
322	};	404
323	$TICK_WATCHER->stop;	405	=item cf::periodic $interval, $cb
324	$guard	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($$) {
		413	my ($interval, $cb) = @_;
		414
		415	my $start = rand List::Util::min 180, $interval;
		416
		417	EV::periodic $start, $interval, 0, $cb
325	}	418	}
326		419
327	=item cf::get_slot $time[, $priority[, $name]]	420	=item cf::get_slot $time[, $priority[, $name]]
328		421
329	Allocate $time seconds of blocking CPU time at priority C<$priority>:	422	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
337		430
338	=cut	431	=cut
339		432
340	our @SLOT_QUEUE;	433	our @SLOT_QUEUE;
341	our $SLOT_QUEUE;	434	our $SLOT_QUEUE;
		435	our $SLOT_DECAY = 0.9;
342		436
343	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	437	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
344	$SLOT_QUEUE = Coro::async {	438	$SLOT_QUEUE = Coro::async {
		439	$Coro::current->desc ("timeslot manager");
		440
345	my $signal = new Coro::Signal;	441	my $signal = new Coro::Signal;
		442	my $busy;
346		443
347	while () {	444	while () {
348	next_job:	445	next_job:
		446
349	my $avail = cf::till_tick;	447	my $avail = cf::till_tick;
350	if ($avail > 0.01) {	448
351	for (0 .. $#SLOT_QUEUE) {	449	for (0 .. $#SLOT_QUEUE) {
352	if ($SLOT_QUEUE[$_][0] < $avail) {	450	if ($SLOT_QUEUE[$_][0] <= $avail) {
		451	$busy = 0;
353	my $job = splice @SLOT_QUEUE, $_, 1, ();	452	my $job = splice @SLOT_QUEUE, $_, 1, ();
354	$job->[2]->send;	453	$job->[2]->send;
355	Coro::cede;	454	Coro::cede;
356	goto next_job;	455	goto next_job;
357	}	456	} else {
		457	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
358	}	458	}
359	}	459	}
360		460
361	if (@SLOT_QUEUE) {	461	if (@SLOT_QUEUE) {
362	# we do not use wait_For_tick() as it returns immediately when tick is inactive	462	# we do not use wait_for_tick() as it returns immediately when tick is inactive
363	push @cf::WAIT_FOR_TICK, $signal;	463	push @cf::WAIT_FOR_TICK, $signal;
364	$signal->wait;	464	$signal->wait;
365	} else {	465	} else {
		466	$busy = 0;
366	Coro::schedule;	467	Coro::schedule;
367	}	468	}
368	}	469	}
369	};	470	};
370		471
371	sub get_slot($;$$) {	472	sub get_slot($;$$) {
		473	return if tick_inhibit || $Coro::current == $Coro::main;
		474
372	my ($time, $pri, $name) = @_;	475	my ($time, $pri, $name) = @_;
373		476
374	$time = $TICK * .6 if $time > $TICK * .6;	477	$time = clamp $time, 0.01, $TICK * .6;
		478
375	my $sig = new Coro::Signal;	479	my $sig = new Coro::Signal;
376		480
377	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	481	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
378	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	482	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
379	$SLOT_QUEUE->ready;	483	$SLOT_QUEUE->ready;
…		…
390		494
391	BEGIN { *async = \&Coro::async_pool }	495	BEGIN { *async = \&Coro::async_pool }
392		496
393	=item cf::sync_job { BLOCK }	497	=item cf::sync_job { BLOCK }
394		498
395	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	499	The design of Deliantra requires that the main coroutine ($Coro::main)
396	is always able to handle events or runnable, as Crossfire TRT is only	500	is always able to handle events or runnable, as Deliantra is only
397	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	501	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
398	acceptable.	502	acceptable.
399		503
400	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
401	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
…		…
406		510
407	sub sync_job(&) {	511	sub sync_job(&) {
408	my ($job) = @_;	512	my ($job) = @_;
409		513
410	if ($Coro::current == $Coro::main) {	514	if ($Coro::current == $Coro::main) {
411	my $time = Event::time;	515	my $time = AE::time;
412		516
413	# this is the main coro, too bad, we have to block	517	# this is the main coro, too bad, we have to block
414	# till the operation succeeds, freezing the server :/	518	# till the operation succeeds, freezing the server :/
415		519
416	# TODO: use suspend/resume instead	520	LOG llevError, Carp::longmess "sync job";#d#
417	# (but this is cancel-safe)	521
418	my $freeze_guard = freeze_mainloop;	522	my $freeze_guard = freeze_mainloop;
419		523
420	my $busy = 1;	524	my $busy = 1;
421	my @res;	525	my @res;
422		526
423	(async {	527	(async {
		528	$Coro::current->desc ("sync job coro");
424	@res = eval { $job->() };	529	@res = eval { $job->() };
425	warn $@ if $@;	530	warn $@ if $@;
426	undef $busy;	531	undef $busy;
427	})->prio (Coro::PRIO_MAX);	532	})->prio (Coro::PRIO_MAX);
428		533
429	while ($busy) {	534	while ($busy) {
430	Coro::cede or Event::one_event;	535	if (Coro::nready) {
		536	Coro::cede_notself;
		537	} else {
		538	EV::loop EV::LOOP_ONESHOT;
431	}	539	}
		540	}
432		541
433	$time = Event::time - $time;	542	my $time = AE::time - $time;
434		543
435	LOG llevError | logBacktrace, Carp::longmess "long sync job"
436	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
437
438	$tick_start += $time; # do not account sync jobs to server load	544	$TICK_START += $time; # do not account sync jobs to server load
439		545
440	wantarray ? @res : $res[0]	546	wantarray ? @res : $res[0]
441	} else {	547	} else {
442	# we are in another coroutine, how wonderful, everything just works	548	# we are in another coroutine, how wonderful, everything just works
443		549
…		…
468	=item fork_call { }, $args	574	=item fork_call { }, $args
469		575
470	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
471	process, returning the results. Everything must be serialisable with	577	process, returning the results. Everything must be serialisable with
472	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
473	never block itself or use any form of Event handling.	579	never block itself or use any form of event handling.
474		580
475	=cut	581	=cut
476
477	sub _store_scalar {
478	open my $fh, ">", \my $buf
479	or die "fork_call: cannot open fh-to-buf in child : $!";
480	Storable::store_fd $_[0], $fh;
481	close $fh;
482
483	$buf
484	}
485		582
486	sub fork_call(&@) {	583	sub fork_call(&@) {
487	my ($cb, @args) = @_;	584	my ($cb, @args) = @_;
488		585
489	# 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,
490	# or die "socketpair: $!";	587	# otherwise perl prematurely frees the stuff :/
491	pipe my $fh1, my $fh2	588	# TODO: investigate and fix (likely this will be rather laborious)
492	or die "pipe: $!";
493		589
494	if (my $pid = fork) {	590	my @res = Coro::Util::fork_eval {
495	close $fh2;
496
497	my $res = (Coro::Handle::unblock $fh1)->readline (undef);
498	warn "pst<$res>" unless $res =~ /^pst/;
499	$res = Coro::Storable::thaw $res;
500
501	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave
502
503	Carp::confess $$res unless "ARRAY" eq ref $res;
504
505	return wantarray ? @$res : $res->[-1];
506	} else {
507	reset_signals;	591	reset_signals;
508	local $SIG{__WARN__};	592	&$cb
509	local $SIG{__DIE__};	593	}, @args;
510	# just in case, this hack effectively disables event
511	# in the child. cleaner and slower would be canceling all watchers,
512	# but this works for the time being.
513	local $Coro::idle;
514	$Coro::current->prio (Coro::PRIO_MAX);
515		594
516	eval {	595	wantarray ? @res : $res[-1]
517	close $fh1;	596	}
518		597
519	my @res = eval { $cb->(@args) };	598	sub objinfo {
520
521	syswrite $fh2, _store_scalar $@ ? \"$@" : \@res;
522	close $fh2;
523	};
524
525	warn $@ if $@;
526	_exit 0;
527	}	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
528	}	634	}
529		635
530	=item $value = cf::db_get $family => $key	636	=item $value = cf::db_get $family => $key
531		637
532	Returns a single value from the environment database.	638	Returns a single value from the environment database.
…		…
534	=item cf::db_put $family => $key => $value	640	=item cf::db_put $family => $key => $value
535		641
536	Stores the given C<$value> in the family. It can currently store binary	642	Stores the given C<$value> in the family. It can currently store binary
537	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).
538		644
		645	=item $db = cf::db_table "name"
		646
		647	Create and/or open a new database table. The string must not be "db" and must be unique
		648	within each server.
		649
539	=cut	650	=cut
		651
		652	sub db_table($) {
		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	}
540		668
541	our $DB;	669	our $DB;
542		670
543	sub db_init {	671	sub db_init {
544	unless ($DB) {
545	$DB = BDB::db_create $DB_ENV;
546
547	cf::sync_job {	672	cf::sync_job {
548	eval {	673	$DB ||= db_table "db";
549	$DB->set_flags (BDB::CHKSUM);
550
551	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
552	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
553	cf::cleanup "db_open(db): $!" if $!;
554	};
555	cf::cleanup "db_open(db): $@" if $@;
556	};
557	}	674	};
558	}	675	}
559		676
560	sub db_get($$) {	677	sub db_get($$) {
561	my $key = "$_[0]/$_[1]";	678	my $key = "$_[0]/$_[1]";
562		679
…		…
612	if (1) {	729	if (1) {
613	$md5 =	730	$md5 =
614	join "\x00",	731	join "\x00",
615	$processversion,	732	$processversion,
616	map {	733	map {
617	Coro::cede;	734	cf::cede_to_tick;
618	($src->[$_], Digest::MD5::md5_hex $data[$_])	735	($src->[$_], Digest::MD5::md5_hex $data[$_])
619	} 0.. $#$src;	736	} 0.. $#$src;
620		737
621		738
622	my $dbmd5 = db_get cache => "$id/md5";	739	my $dbmd5 = db_get cache => "$id/md5";
…		…
660		777
661	#############################################################################	778	#############################################################################
662		779
663	=head2 ATTACHABLE OBJECTS	780	=head2 ATTACHABLE OBJECTS
664		781
665	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
666	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")
667	to it. All such attachable objects support the following methods.	784	to it. All such attachable objects support the following methods.
668		785
669	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>
670	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
671	Crossfire TRT).	788	Deliantra).
672		789
673	=over 4	790	=over 4
674		791
675	=item $attachable->attach ($attachment, key => $value...)	792	=item $attachable->attach ($attachment, key => $value...)
676		793
…		…
720	=item cf::CLASS::attachment $name, ...	837	=item cf::CLASS::attachment $name, ...
721		838
722	Register an attachment by C<$name> through which attachable objects of the	839	Register an attachment by C<$name> through which attachable objects of the
723	given CLASS can refer to this attachment.	840	given CLASS can refer to this attachment.
724		841
725	Some classes such as crossfire maps and objects can specify attachments	842	Some classes such as deliantra maps and objects can specify attachments
726	that are attached at load/instantiate time, thus the need for a name.	843	that are attached at load/instantiate time, thus the need for a name.
727		844
728	These calls expect any number of the following handler/hook descriptions:	845	These calls expect any number of the following handler/hook descriptions:
729		846
730	=over 4	847	=over 4
…		…
958	}	1075	}
959		1076
960	0	1077	0
961	}	1078	}
962		1079
963	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1080	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
964		1081
965	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1082	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
966		1083
967	Generate an object-specific event with the given arguments.	1084	Generate an object-specific event with the given arguments.
968		1085
…		…
974		1091
975	=cut	1092	=cut
976		1093
977	#############################################################################	1094	#############################################################################
978	# object support	1095	# object support
979	#
980		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 $SLOW_MERGES;#d#
981	sub _can_merge {	1130	sub _can_merge {
982	my ($ob1, $ob2) = @_;	1131	my ($ob1, $ob2) = @_;
983		1132
984	local $Storable::canonical = 1;	1133	++$SLOW_MERGES;#d#
985	my $fob1 = Storable::freeze $ob1;
986	my $fob2 = Storable::freeze $ob2;
987		1134
988	$fob1 eq $fob2	1135	# we do the slow way here
		1136	return _object_equal $ob1, $ob2
989	}	1137	}
990		1138
991	sub reattach {	1139	sub reattach {
992	# basically do the same as instantiate, without calling instantiate	1140	# basically do the same as instantiate, without calling instantiate
993	my ($obj) = @_;	1141	my ($obj) = @_;
994		1142
		1143	# no longer needed after getting rid of delete_package?
995	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
996		1145
997	my $registry = $obj->registry;	1146	my $registry = $obj->registry;
998		1147
999	@$registry = ();	1148	@$registry = ();
1000		1149
…		…
1015	cf::attachable->attach (	1164	cf::attachable->attach (
1016	prio => -1000000,	1165	prio => -1000000,
1017	on_instantiate => sub {	1166	on_instantiate => sub {
1018	my ($obj, $data) = @_;	1167	my ($obj, $data) = @_;
1019		1168
1020	$data = from_json $data;	1169	$data = decode_json $data;
1021		1170
1022	for (@$data) {	1171	for (@$data) {
1023	my ($name, $args) = @$_;	1172	my ($name, $args) = @$_;
1024		1173
1025	$obj->attach ($name, %{$args || {} });	1174	$obj->attach ($name, %{$args || {} });
…		…
1041	sub object_freezer_save {	1190	sub object_freezer_save {
1042	my ($filename, $rdata, $objs) = @_;	1191	my ($filename, $rdata, $objs) = @_;
1043		1192
1044	sync_job {	1193	sync_job {
1045	if (length $$rdata) {	1194	if (length $$rdata) {
		1195	utf8::decode (my $decname = $filename);
1046	warn sprintf "saving %s (%d,%d)\n",	1196	warn sprintf "saving %s (%d,%d)\n",
1047	$filename, length $$rdata, scalar @$objs;	1197	$decname, length $$rdata, scalar @$objs;
1048		1198
1049	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1199	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1050	chmod SAVE_MODE, $fh;	1200	aio_chmod $fh, SAVE_MODE;
1051	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1201	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1052	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	}
1053	close $fh;	1206	aio_close $fh;
1054		1207
1055	if (@$objs) {	1208	if (@$objs) {
1056	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) {
1057	chmod SAVE_MODE, $fh;	1210	aio_chmod $fh, SAVE_MODE;
1058	my $data = Storable::nfreeze { version => 1, objs => $objs };	1211	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1059	aio_write $fh, 0, (length $data), $data, 0;	1212	aio_write $fh, 0, (length $data), $data, 0;
1060	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	}
1061	close $fh;	1217	aio_close $fh;
1062	aio_rename "$filename.pst~", "$filename.pst";	1218	aio_rename "$filename.pst~", "$filename.pst";
1063	}	1219	}
1064	} else {	1220	} else {
1065	aio_unlink "$filename.pst";	1221	aio_unlink "$filename.pst";
1066	}	1222	}
1067		1223
1068	aio_rename "$filename~", $filename;	1224	aio_rename "$filename~", $filename;
		1225
		1226	$filename =~ s%/[^/]+$%%;
		1227	aio_pathsync $filename if $cf::USE_FSYNC;
1069	} else {	1228	} else {
1070	warn "FATAL: $filename~: $!\n";	1229	warn "unable to save objects: $filename~: $!\n";
1071	}	1230	}
1072	} else {	1231	} else {
1073	aio_unlink $filename;	1232	aio_unlink $filename;
1074	aio_unlink "$filename.pst";	1233	aio_unlink "$filename.pst";
1075	}	1234	}
1076	}	1235	};
1077	}	1236	}
1078		1237
1079	sub object_freezer_as_string {	1238	sub object_freezer_as_string {
1080	my ($rdata, $objs) = @_;	1239	my ($rdata, $objs) = @_;
1081		1240
…		…
1093	or return;	1252	or return;
1094		1253
1095	unless (aio_stat "$filename.pst") {	1254	unless (aio_stat "$filename.pst") {
1096	(aio_load "$filename.pst", $av) >= 0	1255	(aio_load "$filename.pst", $av) >= 0
1097	or return;	1256	or return;
		1257
1098	$av = eval { (Storable::thaw $av)->{objs} };	1258	my $st = eval { Coro::Storable::thaw $av };
		1259	$av = $st->{objs};
1099	}	1260	}
1100		1261
		1262	utf8::decode (my $decname = $filename);
1101	warn sprintf "loading %s (%d)\n",	1263	warn sprintf "loading %s (%d,%d)\n",
1102	$filename, length $data, scalar @{$av || []};	1264	$decname, length $data, scalar @{$av || []};
		1265
1103	return ($data, $av);	1266	($data, $av)
1104	}	1267	}
1105		1268
1106	=head2 COMMAND CALLBACKS	1269	=head2 COMMAND CALLBACKS
1107		1270
1108	=over 4	1271	=over 4
…		…
1162	my ($name, $cb) = @_;	1325	my ($name, $cb) = @_;
1163		1326
1164	$EXTICMD{$name} = $cb;	1327	$EXTICMD{$name} = $cb;
1165	}	1328	}
1166		1329
		1330	use File::Glob ();
		1331
1167	cf::player->attach (	1332	cf::player->attach (
1168	on_command => sub {	1333	on_unknown_command => sub {
1169	my ($pl, $name, $params) = @_;	1334	my ($pl, $name, $params) = @_;
1170		1335
1171	my $cb = $COMMAND{$name}	1336	my $cb = $COMMAND{$name}
1172	or return;	1337	or return;
1173		1338
…		…
1186	my ($type, $reply, @payload) =	1351	my ($type, $reply, @payload) =
1187	"ARRAY" eq ref $msg	1352	"ARRAY" eq ref $msg
1188	? @$msg	1353	? @$msg
1189	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove	1354	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1190		1355
		1356	my @reply;
		1357
1191	if (my $cb = $EXTCMD{$type}) {	1358	if (my $cb = $EXTCMD{$type}) {
1192	my @reply = $cb->($pl, @payload);	1359	@reply = $cb->($pl, @payload);
1193
1194	$pl->ext_reply ($reply, @reply)
1195	if $reply;
1196	}	1360	}
		1361
		1362	$pl->ext_reply ($reply, @reply)
		1363	if $reply;
		1364
1197	} else {	1365	} else {
1198	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1366	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1199	}	1367	}
1200		1368
1201	cf::override;	1369	cf::override;
1202	},	1370	},
1203	);	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	}
1204		1385
1205	sub load_extensions {	1386	sub load_extensions {
1206	cf::sync_job {	1387	cf::sync_job {
1207	my %todo;	1388	my %todo;
1208		1389
…		…
1228		1409
1229	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1410	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1230	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1411	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1231		1412
1232	$ext{source} =	1413	$ext{source} =
1233	"package $pkg; use strict; use utf8;\n"	1414	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1234	. "#line 1 \"$path\"\n{\n"	1415	. "#line 1 \"$path\"\n{\n"
1235	. $source	1416	. $source
1236	. "\n};\n1";	1417	. "\n};\n1";
1237		1418
1238	$todo{$base} = \%ext;	1419	$todo{$base} = \%ext;
1239	}	1420	}
1240		1421
		1422	my $pass = 0;
1241	my %done;	1423	my %done;
1242	while (%todo) {	1424	while (%todo) {
1243	my $progress;	1425	my $progress;
1244		1426
		1427	++$pass;
		1428
		1429	ext:
1245	while (my ($k, $v) = each %todo) {	1430	while (my ($k, $v) = each %todo) {
1246	for (split /,\s*/, $v->{meta}{depends}) {	1431	for (split /,\s*/, $v->{meta}{depends}) {
1247	goto skip	1432	next ext
1248	unless exists $done{$_};	1433	unless exists $done{$_};
1249	}	1434	}
1250		1435
1251	warn "... loading '$k' into '$v->{pkg}'\n";	1436	warn "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1252		1437
1253	unless (eval $v->{source}) {	1438	my $active = eval $v->{source};
		1439
		1440	if (length $@) {
1254	my $msg = $@ ? "$v->{path}: $@\n"	1441	warn "$v->{path}: $@\n";
1255	: "$v->{base}: extension inactive.\n";
1256		1442
		1443	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1257	if (exists $v->{meta}{mandatory}) {	1444	if exists $v->{meta}{mandatory};
1258	warn $msg;	1445
1259	warn "mandatory extension failed to load, exiting.\n";	1446	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1260	exit 1;	1447	delete $todo{$k};
1261	}	1448	} else {
1262		1449	$done{$k} = delete $todo{$k};
1263	warn $msg;	1450	push @EXTS, $v->{pkg};
		1451	$progress = 1;
		1452
		1453	warn "$v->{base}: extension inactive.\n"
		1454	unless $active;
1264	}	1455	}
1265
1266	$done{$k} = delete $todo{$k};
1267	push @EXTS, $v->{pkg};
1268	$progress = 1;
1269	}	1456	}
1270		1457
1271	skip:	1458	unless ($progress) {
1272	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1459	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1273	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	}
1274	}	1466	}
1275	};	1467	};
1276	}	1468	}
1277		1469
1278	#############################################################################	1470	#############################################################################
1279		1471
1280	=back	1472	=back
1281		1473
1282	=head2 CORE EXTENSIONS	1474	=head2 CORE EXTENSIONS
1283		1475
1284	Functions and methods that extend core crossfire objects.	1476	Functions and methods that extend core deliantra objects.
1285		1477
1286	=cut	1478	=cut
1287		1479
1288	package cf::player;	1480	package cf::player;
1289		1481
1290	use Coro::AIO;	1482	use Coro::AIO;
1291		1483
1292	=head3 cf::player	1484	=head3 cf::player
1293		1485
1294	=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	}
1295		1501
1296	=item cf::player::find $login	1502	=item cf::player::find $login
1297		1503
1298	Returns the given player object, loading it if necessary (might block).	1504	Returns the given player object, loading it if necessary (might block).
1299		1505
…		…
1318		1524
1319	sub exists($) {	1525	sub exists($) {
1320	my ($login) = @_;	1526	my ($login) = @_;
1321		1527
1322	$cf::PLAYER{$login}	1528	$cf::PLAYER{$login}
1323	or cf::sync_job { !aio_stat path $login }	1529	or !aio_stat path $login
1324	}	1530	}
1325		1531
1326	sub find($) {	1532	sub find($) {
1327	return $cf::PLAYER{$_[0]} || do {	1533	return $cf::PLAYER{$_[0]} || do {
1328	my $login = $_[0];	1534	my $login = $_[0];
…		…
1335	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1541	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1336	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1542	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1337	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1543	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1338	aio_unlink +(playerdir $login) . "/$login.pl";	1544	aio_unlink +(playerdir $login) . "/$login.pl";
1339		1545
1340	my $pl = load_pl path $login	1546	my $f = new_from_file cf::object::thawer path $login
1341	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;
1342	$cf::PLAYER{$login} = $pl	1554	$cf::PLAYER{$login} = $pl
1343	}	1555	}
1344	}	1556	}
1345	}	1557	}
		1558
		1559	cf::player->attach (
		1560	on_load => sub {
		1561	my ($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	);
1346		1571
1347	sub save($) {	1572	sub save($) {
1348	my ($pl) = @_;	1573	my ($pl) = @_;
1349		1574
1350	return if $pl->{deny_save};	1575	return if $pl->{deny_save};
…		…
1355	return if $pl->{deny_save};	1580	return if $pl->{deny_save};
1356		1581
1357	aio_mkdir playerdir $pl, 0770;	1582	aio_mkdir playerdir $pl, 0770;
1358	$pl->{last_save} = $cf::RUNTIME;	1583	$pl->{last_save} = $cf::RUNTIME;
1359		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
1360	$pl->save_pl ($path);	1590	$pl->save_pl ($path);
1361	Coro::cede;	1591	cf::cede_to_tick;
1362	}	1592	}
1363		1593
1364	sub new($) {	1594	sub new($) {
1365	my ($login) = @_;	1595	my ($login) = @_;
1366		1596
…		…
1372	$cf::PLAYER{$login} = $self;	1602	$cf::PLAYER{$login} = $self;
1373		1603
1374	$self	1604	$self
1375	}	1605	}
1376		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
1377	=item $pl->quit_character	1617	=item $pl->quit_character
1378		1618
1379	Nukes the player without looking back. If logged in, the connection will	1619	Nukes the player without looking back. If logged in, the connection will
1380	be destroyed. May block for a long time.	1620	be destroyed. May block for a long time.
1381		1621
…		…
1385	my ($pl) = @_;	1625	my ($pl) = @_;
1386		1626
1387	my $name = $pl->ob->name;	1627	my $name = $pl->ob->name;
1388		1628
1389	$pl->{deny_save} = 1;	1629	$pl->{deny_save} = 1;
1390	$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
1391		1631
1392	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1632	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1393	$pl->deactivate;	1633	$pl->deactivate;
		1634	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1635	$pl->ob->check_score;
1394	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1636	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1395	$pl->ns->destroy if $pl->ns;	1637	$pl->ns->destroy if $pl->ns;
1396		1638
1397	my $path = playerdir $pl;	1639	my $path = playerdir $pl;
1398	my $temp = "$path~$cf::RUNTIME~deleting~";	1640	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1434	or return [];	1676	or return [];
1435		1677
1436	my @logins;	1678	my @logins;
1437		1679
1438	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") {
1439	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1686	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1440	aio_read $fh, 0, 512, my $buf, 0 or next;	1687	aio_read $fh, 0, 512, my $buf, 0 or next;
1441	$buf !~ /^password -------------$/m or next; # official not-valid tag	1688	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1689	}
1442		1690
1443	utf8::decode $login;	1691	utf8::decode $login;
1444	push @logins, $login;	1692	push @logins, $login;
1445	}	1693	}
1446		1694
1447	\@logins	1695	\@logins
1448	}	1696	}
1449		1697
1450	=item $player->maps	1698	=item $player->maps
		1699
		1700	=item cf::player::maps $login
1451		1701
1452	Returns an arrayref of map paths that are private for this	1702	Returns an arrayref of map paths that are private for this
1453	player. May block.	1703	player. May block.
1454		1704
1455	=cut	1705	=cut
…		…
1473	}	1723	}
1474		1724
1475	\@paths	1725	\@paths
1476	}	1726	}
1477		1727
1478	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1728	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1479		1729
1480	Expand crossfire pod fragments into protocol xml.	1730	Expand deliantra pod fragments into protocol xml.
1481
1482	=cut
1483
1484	sub expand_cfpod {
1485	((my $self), (local $_)) = @_;
1486
1487	# escape & and <
1488	s/&/&amp;/g;
1489	s/(?<![BIUGH])</&lt;/g;
1490
1491	# this is buggy, it needs to properly take care of nested <'s
1492
1493	1 while
1494	# replace B<>, I<>, U<> etc.
1495	s/B<([^\>]*)>/<b>$1<\/b>/
1496	|| s/I<([^\>]*)>/<i>$1<\/i>/
1497	|| s/U<([^\>]*)>/<u>$1<\/u>/
1498	# replace G<male|female> tags
1499	|| s{G<([^>|]*)\|([^>]*)>}{
1500	$self->gender ? $2 : $1
1501	}ge
1502	# replace H<hint text>
1503	|| s{H<([^\>]*)>}
1504	{
1505	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1506	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1507	"")
1508	[$self->{hintmode}]
1509	}ge;
1510
1511	# create single paragraphs (very hackish)
1512	s/(?<=\S)\n(?=\w)/ /g;
1513
1514	# compress some whitespace
1515	s/\s+\n/\n/g; # ws line-ends
1516	s/\n\n+/\n/g; # double lines
1517	s/^\n+//; # beginning lines
1518	s/\n+$//; # ending lines
1519
1520	$_
1521	}
1522
1523	sub hintmode {
1524	$_[0]{hintmode} = $_[1] if @_ > 1;
1525	$_[0]{hintmode}
1526	}
1527		1731
1528	=item $player->ext_reply ($msgid, @msg)	1732	=item $player->ext_reply ($msgid, @msg)
1529		1733
1530	Sends an ext reply to the player.	1734	Sends an ext reply to the player.
1531		1735
1532	=cut	1736	=cut
1533		1737
1534	sub ext_reply($$@) {	1738	sub ext_reply($$@) {
1535	my ($self, $id, @msg) = @_;	1739	my ($self, $id, @msg) = @_;
1536		1740
1537	if ($self->ns->extcmd == 2) {	1741	$self->ns->ext_reply ($id, @msg)
1538	$self->send ("ext " . $self->ns->{json_coder}->encode (["reply-$id", @msg]));
1539	} elsif ($self->ns->extcmd == 1) {
1540	#TODO: version 1, remove
1541	unshift @msg, msgtype => "reply", msgid => $id;
1542	$self->send ("ext " . $self->ns->{json_coder}->encode ({@msg}));
1543	}
1544	}	1742	}
1545		1743
1546	=item $player->ext_msg ($type, @msg)	1744	=item $player->ext_msg ($type, @msg)
1547		1745
1548	Sends an ext event to the client.	1746	Sends an ext event to the client.
…		…
1569		1767
1570	=cut	1768	=cut
1571		1769
1572	sub find_by_path($) {	1770	sub find_by_path($) {
1573	my ($path) = @_;	1771	my ($path) = @_;
		1772
		1773	$path =~ s/^~[^\/]*//; # skip ~login
1574		1774
1575	my ($match, $specificity);	1775	my ($match, $specificity);
1576		1776
1577	for my $region (list) {	1777	for my $region (list) {
1578	if ($region->{match} && $path =~ $region->{match}) {	1778	if ($region->{match} && $path =~ $region->{match}) {
…		…
1604	our $MAX_RESET = 3600;	1804	our $MAX_RESET = 3600;
1605	our $DEFAULT_RESET = 3000;	1805	our $DEFAULT_RESET = 3000;
1606		1806
1607	sub generate_random_map {	1807	sub generate_random_map {
1608	my ($self, $rmp) = @_;	1808	my ($self, $rmp) = @_;
		1809
		1810	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1811
1609	# mit "rum" bekleckern, nicht	1812	# mit "rum" bekleckern, nicht
1610	$self->_create_random_map (	1813	$self->_create_random_map (
1611	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1814	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1612	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1815	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1613	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1816	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1614	$rmp->{exit_on_final_map},	1817	$rmp->{exit_on_final_map},
1615	$rmp->{xsize}, $rmp->{ysize},	1818	$rmp->{xsize}, $rmp->{ysize},
1616	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1819	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1617	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1820	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1639		1842
1640	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1843	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1641	}	1844	}
1642		1845
1643	# also paths starting with '/'	1846	# also paths starting with '/'
1644	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1847	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1645		1848
1646	sub thawer_merge {	1849	sub thawer_merge {
1647	my ($self, $merge) = @_;	1850	my ($self, $merge) = @_;
1648		1851
1649	# we have to keep some variables in memory intact	1852	# we have to keep some variables in memory intact
…		…
1735		1938
1736	# the temporary/swap location	1939	# the temporary/swap location
1737	sub save_path {	1940	sub save_path {
1738	my ($self) = @_;	1941	my ($self) = @_;
1739		1942
1740	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1943	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1741	"$TMPDIR/$path.map"	1944	"$TMPDIR/$path.map"
1742	}	1945	}
1743		1946
1744	# the unique path, undef == no special unique path	1947	# the unique path, undef == no special unique path
1745	sub uniq_path {	1948	sub uniq_path {
1746	my ($self) = @_;	1949	my ($self) = @_;
1747		1950
1748	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1951	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1749	"$UNIQUEDIR/$path"	1952	"$UNIQUEDIR/$path"
1750	}
1751
1752	# and all this just because we cannot iterate over
1753	# all maps in C++...
1754	sub change_all_map_light {
1755	my ($change) = @_;
1756
1757	$_->change_map_light ($change)
1758	for grep $_->outdoor, values %cf::MAP;
1759	}	1953	}
1760		1954
1761	sub decay_objects {	1955	sub decay_objects {
1762	my ($self) = @_;	1956	my ($self) = @_;
1763		1957
…		…
1776		1970
1777	sub load_header_from($) {	1971	sub load_header_from($) {
1778	my ($self, $path) = @_;	1972	my ($self, $path) = @_;
1779		1973
1780	utf8::encode $path;	1974	utf8::encode $path;
1781	#aio_open $path, O_RDONLY, 0	1975	my $f = new_from_file cf::object::thawer $path
1782	# or return;
1783
1784	$self->_load_header ($path)
1785	or return;	1976	or return;
		1977
		1978	$self->_load_header ($f)
		1979	or return;
		1980
		1981	local $MAP_LOADING{$self->{path}} = $self;
		1982	$f->resolve_delayed_derefs;
1786		1983
1787	$self->{load_path} = $path;	1984	$self->{load_path} = $path;
1788		1985
1789	1	1986	1
1790	}	1987	}
…		…
1844	sub find {	2041	sub find {
1845	my ($path, $origin) = @_;	2042	my ($path, $origin) = @_;
1846		2043
1847	$path = normalise $path, $origin && $origin->path;	2044	$path = normalise $path, $origin && $origin->path;
1848		2045
		2046	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1849	cf::lock_wait "map_find:$path";	2047	my $guard2 = cf::lock_acquire "map_find:$path";
1850		2048
1851	$cf::MAP{$path} || do {	2049	$cf::MAP{$path} || do {
1852	my $guard = cf::lock_acquire "map_find:$path";
1853	my $map = new_from_path cf::map $path	2050	my $map = new_from_path cf::map $path
1854	or return;	2051	or return;
1855		2052
1856	$map->{last_save} = $cf::RUNTIME;	2053	$map->{last_save} = $cf::RUNTIME;
1857		2054
…		…
1859	or return;	2056	or return;
1860		2057
1861	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2058	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1862	# doing this can freeze the server in a sync job, obviously	2059	# doing this can freeze the server in a sync job, obviously
1863	#$cf::WAIT_FOR_TICK->wait;	2060	#$cf::WAIT_FOR_TICK->wait;
		2061	undef $guard2;
		2062	undef $guard1;
1864	$map->reset;	2063	$map->reset;
1865	undef $guard;
1866	return find $path;	2064	return find $path;
1867	}	2065	}
1868		2066
1869	$cf::MAP{$path} = $map	2067	$cf::MAP{$path} = $map
1870	}	2068	}
1871	}	2069	}
1872		2070
1873	sub pre_load { }	2071	sub pre_load { }
1874	sub post_load { }	2072	#sub post_load { } # XS
1875		2073
1876	sub load {	2074	sub load {
1877	my ($self) = @_;	2075	my ($self) = @_;
1878		2076
1879	local $self->{deny_reset} = 1; # loading can take a long time	2077	local $self->{deny_reset} = 1; # loading can take a long time
1880		2078
1881	my $path = $self->{path};	2079	my $path = $self->{path};
1882		2080
1883	{	2081	{
1884	my $guard = cf::lock_acquire "map_load:$path";	2082	my $guard = cf::lock_acquire "map_data:$path";
1885		2083
		2084	return unless $self->valid;
1886	return if $self->in_memory != cf::MAP_SWAPPED;	2085	return unless $self->in_memory == cf::MAP_SWAPPED;
1887		2086
1888	$self->in_memory (cf::MAP_LOADING);	2087	$self->in_memory (cf::MAP_LOADING);
1889		2088
1890	$self->alloc;	2089	$self->alloc;
1891		2090
1892	$self->pre_load;	2091	$self->pre_load;
1893	Coro::cede;	2092	cf::cede_to_tick;
1894		2093
		2094	my $f = new_from_file cf::object::thawer $self->{load_path};
		2095	$f->skip_block;
1895	$self->_load_objects ($self->{load_path}, 1)	2096	$self->_load_objects ($f)
1896	or return;	2097	or return;
1897		2098
1898	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2099	$self->post_load_original
1899	if delete $self->{load_original};	2100	if delete $self->{load_original};
1900		2101
1901	if (my $uniq = $self->uniq_path) {	2102	if (my $uniq = $self->uniq_path) {
1902	utf8::encode $uniq;	2103	utf8::encode $uniq;
1903	if (aio_open $uniq, O_RDONLY, 0) {	2104	unless (aio_stat $uniq) {
		2105	if (my $f = new_from_file cf::object::thawer $uniq) {
1904	$self->clear_unique_items;	2106	$self->clear_unique_items;
1905	$self->_load_objects ($uniq, 0);	2107	$self->_load_objects ($f);
		2108	$f->resolve_delayed_derefs;
		2109	}
1906	}	2110	}
1907	}	2111	}
1908		2112
1909	Coro::cede;	2113	$f->resolve_delayed_derefs;
		2114
		2115	cf::cede_to_tick;
1910	# now do the right thing for maps	2116	# now do the right thing for maps
1911	$self->link_multipart_objects;	2117	$self->link_multipart_objects;
1912	$self->difficulty ($self->estimate_difficulty)	2118	$self->difficulty ($self->estimate_difficulty)
1913	unless $self->difficulty;	2119	unless $self->difficulty;
1914	Coro::cede;	2120	cf::cede_to_tick;
1915		2121
1916	unless ($self->{deny_activate}) {	2122	unless ($self->{deny_activate}) {
1917	$self->decay_objects;	2123	$self->decay_objects;
1918	$self->fix_auto_apply;	2124	$self->fix_auto_apply;
1919	$self->update_buttons;	2125	$self->update_buttons;
1920	Coro::cede;	2126	cf::cede_to_tick;
1921	$self->set_darkness_map;
1922	Coro::cede;
1923	$self->activate;	2127	$self->activate;
1924	}	2128	}
1925		2129
1926	$self->{last_save} = $cf::RUNTIME;	2130	$self->{last_save} = $cf::RUNTIME;
1927	$self->last_access ($cf::RUNTIME);	2131	$self->last_access ($cf::RUNTIME);
1928		2132
1929	$self->in_memory (cf::MAP_IN_MEMORY);	2133	$self->in_memory (cf::MAP_ACTIVE);
1930	}	2134	}
1931		2135
1932	$self->post_load;	2136	$self->post_load;
1933	}	2137	}
1934		2138
		2139	# customize the map for a given player, i.e.
		2140	# return the _real_ map. used by e.g. per-player
		2141	# maps to change the path to ~playername/mappath
1935	sub customise_for {	2142	sub customise_for {
1936	my ($self, $ob) = @_;	2143	my ($self, $ob) = @_;
1937		2144
1938	return find "~" . $ob->name . "/" . $self->{path}	2145	return find "~" . $ob->name . "/" . $self->{path}
1939	if $self->per_player;	2146	if $self->per_player;
…		…
1943		2150
1944	$self	2151	$self
1945	}	2152	}
1946		2153
1947	# find and load all maps in the 3x3 area around a map	2154	# find and load all maps in the 3x3 area around a map
1948	sub load_diag {	2155	sub load_neighbours {
1949	my ($map) = @_;	2156	my ($map) = @_;
1950		2157
1951	my @diag; # diagonal neighbours	2158	my @neigh; # diagonal neighbours
1952		2159
1953	for (0 .. 3) {	2160	for (0 .. 3) {
1954	my $neigh = $map->tile_path ($_)	2161	my $neigh = $map->tile_path ($_)
1955	or next;	2162	or next;
1956	$neigh = find $neigh, $map	2163	$neigh = find $neigh, $map
1957	or next;	2164	or next;
1958	$neigh->load;	2165	$neigh->load;
1959		2166
		2167	push @neigh,
1960	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2168	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1961	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2169	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1962	}	2170	}
1963		2171
1964	for (@diag) {	2172	for (grep defined $_->[0], @neigh) {
		2173	my ($path, $origin) = @$_;
1965	my $neigh = find @$_	2174	my $neigh = find $path, $origin
1966	or next;	2175	or next;
1967	$neigh->load;	2176	$neigh->load;
1968	}	2177	}
1969	}	2178	}
1970		2179
…		…
1975	}	2184	}
1976		2185
1977	sub do_load_sync {	2186	sub do_load_sync {
1978	my ($map) = @_;	2187	my ($map) = @_;
1979		2188
		2189	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2190	if $Coro::current == $Coro::main;
		2191
1980	cf::sync_job { $map->load };	2192	cf::sync_job { $map->load };
1981	}	2193	}
1982		2194
1983	our %MAP_PREFETCH;	2195	our %MAP_PREFETCH;
1984	our $MAP_PREFETCHER = undef;	2196	our $MAP_PREFETCHER = undef;
1985		2197
1986	sub find_async {	2198	sub find_async {
1987	my ($path, $origin) = @_;	2199	my ($path, $origin, $load) = @_;
1988		2200
1989	$path = normalise $path, $origin && $origin->{path};	2201	$path = normalise $path, $origin && $origin->{path};
1990		2202
1991	if (my $map = $cf::MAP{$path}) {	2203	if (my $map = $cf::MAP{$path}) {
1992	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2204	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1993	}	2205	}
1994		2206
1995	undef $MAP_PREFETCH{$path};	2207	$MAP_PREFETCH{$path} |= $load;
		2208
1996	$MAP_PREFETCHER ||= cf::async {	2209	$MAP_PREFETCHER ||= cf::async {
		2210	$Coro::current->{desc} = "map prefetcher";
		2211
1997	while (%MAP_PREFETCH) {	2212	while (%MAP_PREFETCH) {
1998	for my $path (keys %MAP_PREFETCH) {	2213	while (my ($k, $v) = each %MAP_PREFETCH) {
1999	if (my $map = find $path) {	2214	if (my $map = find $k) {
2000	$map->load;	2215	$map->load if $v;
2001	}	2216	}
2002		2217
2003	delete $MAP_PREFETCH{$path};	2218	delete $MAP_PREFETCH{$k};
2004	}	2219	}
2005	}	2220	}
2006	undef $MAP_PREFETCHER;	2221	undef $MAP_PREFETCHER;
2007	};	2222	};
2008	$MAP_PREFETCHER->prio (6);	2223	$MAP_PREFETCHER->prio (6);
2009		2224
2010	()	2225	()
2011	}	2226	}
2012		2227
		2228	# common code, used by both ->save and ->swapout
2013	sub save {	2229	sub _save {
2014	my ($self) = @_;	2230	my ($self) = @_;
2015
2016	my $lock = cf::lock_acquire "map_data:" . $self->path;
2017		2231
2018	$self->{last_save} = $cf::RUNTIME;	2232	$self->{last_save} = $cf::RUNTIME;
2019		2233
2020	return unless $self->dirty;	2234	return unless $self->dirty;
2021		2235
…		…
2027	return if $self->{deny_save};	2241	return if $self->{deny_save};
2028		2242
2029	local $self->{last_access} = $self->last_access;#d#	2243	local $self->{last_access} = $self->last_access;#d#
2030		2244
2031	cf::async {	2245	cf::async {
		2246	$Coro::current->{desc} = "map player save";
2032	$_->contr->save for $self->players;	2247	$_->contr->save for $self->players;
2033	};	2248	};
		2249
		2250	cf::get_slot 0.02;
2034		2251
2035	if ($uniq) {	2252	if ($uniq) {
2036	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2253	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2037	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2254	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2038	} else {	2255	} else {
2039	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2256	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2040	}	2257	}
2041	}	2258	}
2042		2259
		2260	sub save {
		2261	my ($self) = @_;
		2262
		2263	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2264
		2265	$self->_save;
		2266	}
		2267
2043	sub swap_out {	2268	sub swap_out {
2044	my ($self) = @_;	2269	my ($self) = @_;
2045		2270
2046	# save first because save cedes
2047	$self->save;
2048
2049	my $lock = cf::lock_acquire "map_data:" . $self->path;	2271	my $lock = cf::lock_acquire "map_data:$self->{path}";
2050		2272
		2273	return if $self->in_memory != cf::MAP_ACTIVE;
		2274	return if $self->{deny_save};
2051	return if $self->players;	2275	return if $self->players;
2052	return if $self->in_memory != cf::MAP_IN_MEMORY;
2053	return if $self->{deny_save};
2054		2276
		2277	# first deactivate the map and "unlink" it from the core
		2278	$self->deactivate;
		2279	$_->clear_links_to ($self) for values %cf::MAP;
		2280	$self->in_memory (cf::MAP_SWAPPED);
		2281
		2282	# then atomically save
		2283	$self->_save;
		2284
		2285	# then free the map
2055	$self->clear;	2286	$self->clear;
2056	$self->in_memory (cf::MAP_SWAPPED);
2057	}	2287	}
2058		2288
2059	sub reset_at {	2289	sub reset_at {
2060	my ($self) = @_;	2290	my ($self) = @_;
2061		2291
…		…
2079		2309
2080	my $lock = cf::lock_acquire "map_data:$self->{path}";	2310	my $lock = cf::lock_acquire "map_data:$self->{path}";
2081		2311
2082	return if $self->players;	2312	return if $self->players;
2083		2313
2084	warn "resetting map ", $self->path;	2314	warn "resetting map ", $self->path, "\n";
2085		2315
2086	$self->in_memory (cf::MAP_SWAPPED);	2316	$self->in_memory (cf::MAP_SWAPPED);
2087		2317
2088	# need to save uniques path	2318	# need to save uniques path
2089	unless ($self->{deny_save}) {	2319	unless ($self->{deny_save}) {
…		…
2093	if $uniq;	2323	if $uniq;
2094	}	2324	}
2095		2325
2096	delete $cf::MAP{$self->path};	2326	delete $cf::MAP{$self->path};
2097		2327
		2328	$self->deactivate;
		2329	$_->clear_links_to ($self) for values %cf::MAP;
2098	$self->clear;	2330	$self->clear;
2099
2100	$_->clear_links_to ($self) for values %cf::MAP;
2101		2331
2102	$self->unlink_save;	2332	$self->unlink_save;
2103	$self->destroy;	2333	$self->destroy;
2104	}	2334	}
2105		2335
2106	my $nuke_counter = "aaaa";	2336	my $nuke_counter = "aaaa";
2107		2337
2108	sub nuke {	2338	sub nuke {
2109	my ($self) = @_;	2339	my ($self) = @_;
2110		2340
		2341	{
		2342	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2343
2111	delete $cf::MAP{$self->path};	2344	delete $cf::MAP{$self->path};
2112		2345
2113	$self->unlink_save;	2346	$self->unlink_save;
2114		2347
2115	bless $self, "cf::map";	2348	bless $self, "cf::map::wrap";
2116	delete $self->{deny_reset};	2349	delete $self->{deny_reset};
2117	$self->{deny_save} = 1;	2350	$self->{deny_save} = 1;
2118	$self->reset_timeout (1);	2351	$self->reset_timeout (1);
2119	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2352	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2120		2353
2121	$cf::MAP{$self->path} = $self;	2354	$cf::MAP{$self->path} = $self;
		2355	}
2122		2356
2123	$self->reset; # polite request, might not happen	2357	$self->reset; # polite request, might not happen
2124	}	2358	}
2125		2359
2126	=item $maps = cf::map::tmp_maps	2360	=item $maps = cf::map::tmp_maps
…		…
2168		2402
2169	sub unique_maps() {	2403	sub unique_maps() {
2170	[	2404	[
2171	map {	2405	map {
2172	utf8::decode $_;	2406	utf8::decode $_;
2173	/\.map$/	2407	s/\.map$//; # TODO future compatibility hack
		2408	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2409	? ()
2174	? normalise $_	2410	: normalise $_
2175	: ()
2176	} @{ aio_readdir $UNIQUEDIR or [] }	2411	} @{ aio_readdir $UNIQUEDIR or [] }
2177	]	2412	]
2178	}	2413	}
2179		2414
2180	package cf;	2415	=item cf::map::static_maps
		2416
		2417	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2418	file in the shared directory excluding F</styles> and F</editor>). May
		2419	block.
		2420
		2421	=cut
		2422
		2423	sub static_maps() {
		2424	my @dirs = "";
		2425	my @maps;
		2426
		2427	while (@dirs) {
		2428	my $dir = shift @dirs;
		2429
		2430	next if $dir eq "/styles" || $dir eq "/editor";
		2431
		2432	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2433	or return;
		2434
		2435	for (@$files) {
		2436	s/\.map$// or next;
		2437	utf8::decode $_;
		2438	push @maps, "$dir/$_";
		2439	}
		2440
		2441	push @dirs, map "$dir/$_", @$dirs;
		2442	}
		2443
		2444	\@maps
		2445	}
2181		2446
2182	=back	2447	=back
2183		2448
2184	=head3 cf::object	2449	=head3 cf::object
2185		2450
…		…
2189		2454
2190	=over 4	2455	=over 4
2191		2456
2192	=item $ob->inv_recursive	2457	=item $ob->inv_recursive
2193		2458
2194	Returns the inventory of the object _and_ their inventories, recursively.	2459	Returns the inventory of the object I<and> their inventories, recursively,
		2460	but I<not> the object itself.
2195		2461
2196	=cut	2462	=cut
2197		2463
2198	sub inv_recursive_;	2464	sub inv_recursive_;
2199	sub inv_recursive_ {	2465	sub inv_recursive_ {
…		…
2202		2468
2203	sub inv_recursive {	2469	sub inv_recursive {
2204	inv_recursive_ inv $_[0]	2470	inv_recursive_ inv $_[0]
2205	}	2471	}
2206		2472
		2473	=item $ref = $ob->ref
		2474
		2475	Creates and returns a persistent reference to an object that can be stored as a string.
		2476
		2477	=item $ob = cf::object::deref ($refstring)
		2478
		2479	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2480	even if the object actually exists. May block.
		2481
		2482	=cut
		2483
		2484	sub deref {
		2485	my ($ref) = @_;
		2486
		2487	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2488	my ($uuid, $name) = ($1, $2);
		2489	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2490	or return;
		2491	$pl->ob->uuid eq $uuid
		2492	or return;
		2493
		2494	$pl->ob
		2495	} else {
		2496	warn "$ref: cannot resolve object reference\n";
		2497	undef
		2498	}
		2499	}
		2500
2207	package cf;	2501	package cf;
2208		2502
2209	=back	2503	=back
2210		2504
2211	=head3 cf::object::player	2505	=head3 cf::object::player
…		…
2217	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2511	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2218	can be C<undef>. Does the right thing when the player is currently in a	2512	can be C<undef>. Does the right thing when the player is currently in a
2219	dialogue with the given NPC character.	2513	dialogue with the given NPC character.
2220		2514
2221	=cut	2515	=cut
		2516
		2517	our $SAY_CHANNEL = {
		2518	id => "say",
		2519	title => "Map",
		2520	reply => "say ",
		2521	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2522	};
		2523
		2524	our $CHAT_CHANNEL = {
		2525	id => "chat",
		2526	title => "Chat",
		2527	reply => "chat ",
		2528	tooltip => "Player chat and shouts, global to the server.",
		2529	};
2222		2530
2223	# rough implementation of a future "reply" method that works	2531	# rough implementation of a future "reply" method that works
2224	# with dialog boxes.	2532	# with dialog boxes.
2225	#TODO: the first argument must go, split into a $npc->reply_to ( method	2533	#TODO: the first argument must go, split into a $npc->reply_to ( method
2226	sub cf::object::player::reply($$$;$) {	2534	sub cf::object::player::reply($$$;$) {
…		…
2238	my $dialog = $pl->{npc_dialog};	2546	my $dialog = $pl->{npc_dialog};
2239	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2547	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2240		2548
2241	} else {	2549	} else {
2242	$msg = $npc->name . " says: $msg" if $npc;	2550	$msg = $npc->name . " says: $msg" if $npc;
2243	$self->message ($msg, $flags);	2551	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2244	}	2552	}
2245	}	2553	}
		2554	}
		2555
		2556	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2557
		2558	=cut
		2559
		2560	sub cf::object::send_msg {
		2561	my $pl = shift->contr
		2562	or return;
		2563	$pl->send_msg (@_);
2246	}	2564	}
2247		2565
2248	=item $player_object->may ("access")	2566	=item $player_object->may ("access")
2249		2567
2250	Returns wether the given player is authorized to access resource "access"	2568	Returns wether the given player is authorized to access resource "access"
…		…
2263		2581
2264	=item $player_object->enter_link	2582	=item $player_object->enter_link
2265		2583
2266	Freezes the player and moves him/her to a special map (C<{link}>).	2584	Freezes the player and moves him/her to a special map (C<{link}>).
2267		2585
2268	The player should be reasonably safe there for short amounts of time. You	2586	The player should be reasonably safe there for short amounts of time (e.g.
2269	I<MUST> call C<leave_link> as soon as possible, though.	2587	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2588	though, as the palyer cannot control the character while it is on the link
		2589	map.
2270		2590
2271	Will never block.	2591	Will never block.
2272		2592
2273	=item $player_object->leave_link ($map, $x, $y)	2593	=item $player_object->leave_link ($map, $x, $y)
2274		2594
…		…
2299	return if UNIVERSAL::isa $self->map, "ext::map_link";	2619	return if UNIVERSAL::isa $self->map, "ext::map_link";
2300		2620
2301	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2621	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2302	if $self->map && $self->map->{path} ne "{link}";	2622	if $self->map && $self->map->{path} ne "{link}";
2303		2623
2304	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2624	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2305	}	2625	}
2306		2626
2307	sub cf::object::player::leave_link {	2627	sub cf::object::player::leave_link {
2308	my ($self, $map, $x, $y) = @_;	2628	my ($self, $map, $x, $y) = @_;
2309		2629
…		…
2326	($x, $y) = (-1, -1)	2646	($x, $y) = (-1, -1)
2327	unless (defined $x) && (defined $y);	2647	unless (defined $x) && (defined $y);
2328		2648
2329	# use -1 or undef as default coordinates, not 0, 0	2649	# use -1 or undef as default coordinates, not 0, 0
2330	($x, $y) = ($map->enter_x, $map->enter_y)	2650	($x, $y) = ($map->enter_x, $map->enter_y)
2331	if $x <=0 && $y <= 0;	2651	if $x <= 0 && $y <= 0;
2332		2652
2333	$map->load;	2653	$map->load;
2334	$map->load_diag;	2654	$map->load_neighbours;
2335		2655
2336	return unless $self->contr->active;	2656	return unless $self->contr->active;
2337	$self->activate_recursive;
2338		2657
2339	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2658	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2340	$self->enter_map ($map, $x, $y);	2659	$self->enter_map ($map, $x, $y);
		2660
		2661	# only activate afterwards, to support waiting in hooks
		2662	$self->activate_recursive;
2341	}	2663	}
2342		2664
2343	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2665	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2344		2666
2345	Moves the player to the given map-path and coordinates by first freezing	2667	Moves the player to the given map-path and coordinates by first freezing
2346	her, loading and preparing them map, calling the provided $check callback	2668	her, loading and preparing them map, calling the provided $check callback
2347	that has to return the map if sucecssful, and then unfreezes the player on	2669	that has to return the map if sucecssful, and then unfreezes the player on
2348	the new (success) or old (failed) map position. In either case, $done will	2670	the new (success) or old (failed) map position. In either case, $done will
2349	be called at the end of this process.	2671	be called at the end of this process.
2350		2672
		2673	Note that $check will be called with a potentially non-loaded map, so if
		2674	it needs a loaded map it has to call C<< ->load >>.
		2675
2351	=cut	2676	=cut
2352		2677
2353	our $GOTOGEN;	2678	our $GOTOGEN;
2354		2679
2355	sub cf::object::player::goto {	2680	sub cf::object::player::goto {
…		…
2359	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2684	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2360		2685
2361	$self->enter_link;	2686	$self->enter_link;
2362		2687
2363	(async {	2688	(async {
		2689	$Coro::current->{desc} = "player::goto $path $x $y";
		2690
		2691	# *tag paths override both path and x|y
		2692	if ($path =~ /^\*(.*)$/) {
		2693	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2694	my $ob = $obs[rand @obs];
		2695
		2696	# see if we actually can go there
		2697	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2698	$ob = $obs[rand @obs];
		2699	} else {
		2700	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2701	}
		2702	# else put us there anyways for now #d#
		2703
		2704	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2705	} else {
		2706	($path, $x, $y) = (undef, undef, undef);
		2707	}
		2708	}
		2709
2364	my $map = eval {	2710	my $map = eval {
2365	my $map = cf::map::find $path;	2711	my $map = defined $path ? cf::map::find $path : undef;
2366		2712
2367	if ($map) {	2713	if ($map) {
2368	$map = $map->customise_for ($self);	2714	$map = $map->customise_for ($self);
2369	$map = $check->($map) if $check && $map;	2715	$map = $check->($map) if $check && $map;
2370	} else {	2716	} else {
2371	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2717	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2372	}	2718	}
2373		2719
2374	$map	2720	$map
2375	};	2721	};
2376		2722
…		…
2412	}	2758	}
2413		2759
2414	sub prepare_random_map {	2760	sub prepare_random_map {
2415	my ($exit) = @_;	2761	my ($exit) = @_;
2416		2762
2417	my $guard = cf::lock_acquire "exit_prepare:$exit";
2418
2419	# all this does is basically replace the /! path by	2763	# all this does is basically replace the /! path by
2420	# a new random map path (?random/...) with a seed	2764	# a new random map path (?random/...) with a seed
2421	# that depends on the exit object	2765	# that depends on the exit object
2422		2766
2423	my $rmp = parse_random_map_params $exit->msg;	2767	my $rmp = parse_random_map_params $exit->msg;
…		…
2425	if ($exit->map) {	2769	if ($exit->map) {
2426	$rmp->{region} = $exit->region->name;	2770	$rmp->{region} = $exit->region->name;
2427	$rmp->{origin_map} = $exit->map->path;	2771	$rmp->{origin_map} = $exit->map->path;
2428	$rmp->{origin_x} = $exit->x;	2772	$rmp->{origin_x} = $exit->x;
2429	$rmp->{origin_y} = $exit->y;	2773	$rmp->{origin_y} = $exit->y;
		2774
		2775	$exit->map->touch;
2430	}	2776	}
2431		2777
2432	$rmp->{random_seed} ||= $exit->random_seed;	2778	$rmp->{random_seed} ||= $exit->random_seed;
2433		2779
2434	my $data = cf::to_json $rmp;	2780	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2435	my $md5 = Digest::MD5::md5_hex $data;	2781	my $md5 = Digest::MD5::md5_hex $data;
2436	my $meta = "$RANDOMDIR/$md5.meta";	2782	my $meta = "$RANDOMDIR/$md5.meta";
2437		2783
2438	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2784	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2439	aio_write $fh, 0, (length $data), $data, 0;	2785	aio_write $fh, 0, (length $data), $data, 0;
2440	undef $fh;	2786	undef $fh;
2441	aio_rename "$meta~", $meta;	2787	aio_rename "$meta~", $meta;
2442		2788
		2789	my $slaying = "?random/$md5";
		2790
		2791	if ($exit->valid) {
2443	$exit->slaying ("?random/$md5");	2792	$exit->slaying ("?random/$md5");
2444	$exit->msg (undef);	2793	$exit->msg (undef);
		2794	}
2445	}	2795	}
2446	}	2796	}
2447		2797
2448	sub cf::object::player::enter_exit {	2798	sub cf::object::player::enter_exit {
2449	my ($self, $exit) = @_;	2799	my ($self, $exit) = @_;
2450		2800
2451	return unless $self->type == cf::PLAYER;	2801	return unless $self->type == cf::PLAYER;
2452		2802
2453	if ($exit->slaying eq "/!") {
2454	#TODO: this should de-fi-ni-te-ly not be a sync-job
2455	# the problem is that $exit might not survive long enough
2456	# so it needs to be done right now, right here
2457	cf::sync_job { prepare_random_map $exit };
2458	}
2459
2460	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2461	my $hp = $exit->stats->hp;
2462	my $sp = $exit->stats->sp;
2463
2464	$self->enter_link;	2803	$self->enter_link;
2465		2804
2466	# if exit is damned, update players death & WoR home-position
2467	$self->contr->savebed ($slaying, $hp, $sp)
2468	if $exit->flag (FLAG_DAMNED);
2469
2470	(async {	2805	(async {
2471	$self->deactivate_recursive; # just to be sure	2806	$Coro::current->{desc} = "enter_exit";
		2807
2472	unless (eval {	2808	unless (eval {
		2809	$self->deactivate_recursive; # just to be sure
		2810
		2811	# random map handling
		2812	{
		2813	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2814
		2815	prepare_random_map $exit
		2816	if $exit->slaying eq "/!";
		2817	}
		2818
		2819	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2820	my $x = $exit->stats->hp;
		2821	my $y = $exit->stats->sp;
		2822
2473	$self->goto ($slaying, $hp, $sp);	2823	$self->goto ($map, $x, $y);
2474		2824
		2825	# if exit is damned, update players death & WoR home-position
		2826	$self->contr->savebed ($map, $x, $y)
		2827	if $exit->flag (cf::FLAG_DAMNED);
		2828
2475	1;	2829	1
2476	}) {	2830	}) {
2477	$self->message ("Something went wrong deep within the crossfire server. "	2831	$self->message ("Something went wrong deep within the deliantra server. "
2478	. "I'll try to bring you back to the map you were before. "	2832	. "I'll try to bring you back to the map you were before. "
2479	. "Please report this to the dungeon master!",	2833	. "Please report this to the dungeon master!",
2480	cf::NDI_UNIQUE | cf::NDI_RED);	2834	cf::NDI_UNIQUE | cf::NDI_RED);
2481		2835
2482	warn "ERROR in enter_exit: $@";	2836	warn "ERROR in enter_exit: $@";
…		…
2499	sub cf::client::send_drawinfo {	2853	sub cf::client::send_drawinfo {
2500	my ($self, $text, $flags) = @_;	2854	my ($self, $text, $flags) = @_;
2501		2855
2502	utf8::encode $text;	2856	utf8::encode $text;
2503	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2857	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2858	}
		2859
		2860	=item $client->send_big_packet ($pkt)
		2861
		2862	Like C<send_packet>, but tries to compress large packets, and fragments
		2863	them as required.
		2864
		2865	=cut
		2866
		2867	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2868
		2869	sub cf::client::send_big_packet {
		2870	my ($self, $pkt) = @_;
		2871
		2872	# try lzf for large packets
		2873	$pkt = "lzf " . Compress::LZF::compress $pkt
		2874	if 1024 <= length $pkt and $self->{can_lzf};
		2875
		2876	# split very large packets
		2877	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2878	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2879	$pkt = "frag";
		2880	}
		2881
		2882	$self->send_packet ($pkt);
2504	}	2883	}
2505		2884
2506	=item $client->send_msg ($channel, $msg, $color, [extra...])	2885	=item $client->send_msg ($channel, $msg, $color, [extra...])
2507		2886
2508	Send a drawinfo or msg packet to the client, formatting the msg for the	2887	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2510	the message, with C<log> being the default. If C<$color> is negative, suppress	2889	the message, with C<log> being the default. If C<$color> is negative, suppress
2511	the message unless the client supports the msg packet.	2890	the message unless the client supports the msg packet.
2512		2891
2513	=cut	2892	=cut
2514		2893
		2894	# non-persistent channels (usually the info channel)
		2895	our %CHANNEL = (
		2896	"c/motd" => {
		2897	id => "infobox",
		2898	title => "MOTD",
		2899	reply => undef,
		2900	tooltip => "The message of the day",
		2901	},
		2902	"c/identify" => {
		2903	id => "infobox",
		2904	title => "Identify",
		2905	reply => undef,
		2906	tooltip => "Items recently identified",
		2907	},
		2908	"c/examine" => {
		2909	id => "infobox",
		2910	title => "Examine",
		2911	reply => undef,
		2912	tooltip => "Signs and other items you examined",
		2913	},
		2914	"c/shopinfo" => {
		2915	id => "infobox",
		2916	title => "Shop Info",
		2917	reply => undef,
		2918	tooltip => "What your bargaining skill tells you about the shop",
		2919	},
		2920	"c/book" => {
		2921	id => "infobox",
		2922	title => "Book",
		2923	reply => undef,
		2924	tooltip => "The contents of a note or book",
		2925	},
		2926	"c/lookat" => {
		2927	id => "infobox",
		2928	title => "Look",
		2929	reply => undef,
		2930	tooltip => "What you saw there",
		2931	},
		2932	"c/who" => {
		2933	id => "infobox",
		2934	title => "Players",
		2935	reply => undef,
		2936	tooltip => "Shows players who are currently online",
		2937	},
		2938	"c/body" => {
		2939	id => "infobox",
		2940	title => "Body Parts",
		2941	reply => undef,
		2942	tooltip => "Shows which body parts you posess and are available",
		2943	},
		2944	"c/statistics" => {
		2945	id => "infobox",
		2946	title => "Statistics",
		2947	reply => undef,
		2948	tooltip => "Shows your primary statistics",
		2949	},
		2950	"c/skills" => {
		2951	id => "infobox",
		2952	title => "Skills",
		2953	reply => undef,
		2954	tooltip => "Shows your experience per skill and item power",
		2955	},
		2956	"c/shopitems" => {
		2957	id => "infobox",
		2958	title => "Shop Items",
		2959	reply => undef,
		2960	tooltip => "Shows the items currently for sale in this shop",
		2961	},
		2962	"c/resistances" => {
		2963	id => "infobox",
		2964	title => "Resistances",
		2965	reply => undef,
		2966	tooltip => "Shows your resistances",
		2967	},
		2968	"c/pets" => {
		2969	id => "infobox",
		2970	title => "Pets",
		2971	reply => undef,
		2972	tooltip => "Shows information abotu your pets/a specific pet",
		2973	},
		2974	"c/perceiveself" => {
		2975	id => "infobox",
		2976	title => "Perceive Self",
		2977	reply => undef,
		2978	tooltip => "You gained detailed knowledge about yourself",
		2979	},
		2980	"c/uptime" => {
		2981	id => "infobox",
		2982	title => "Uptime",
		2983	reply => undef,
		2984	tooltip => "How long the server has been running since last restart",
		2985	},
		2986	"c/mapinfo" => {
		2987	id => "infobox",
		2988	title => "Map Info",
		2989	reply => undef,
		2990	tooltip => "Information related to the maps",
		2991	},
		2992	"c/party" => {
		2993	id => "party",
		2994	title => "Party",
		2995	reply => "gsay ",
		2996	tooltip => "Messages and chat related to your party",
		2997	},
		2998	"c/death" => {
		2999	id => "death",
		3000	title => "Death",
		3001	reply => undef,
		3002	tooltip => "Reason for and more info about your most recent death",
		3003	},
		3004	"c/say" => $SAY_CHANNEL,
		3005	"c/chat" => $CHAT_CHANNEL,
		3006	);
		3007
2515	sub cf::client::send_msg {	3008	sub cf::client::send_msg {
2516	my ($self, $channel, $msg, $color, @extra) = @_;	3009	my ($self, $channel, $msg, $color, @extra) = @_;
2517		3010
2518	$msg = $self->pl->expand_cfpod ($msg);	3011	$msg = $self->pl->expand_cfpod ($msg)
		3012	unless $color & cf::NDI_VERBATIM;
2519		3013
2520	$color &= cf::NDI_CLIENT_MASK; # just in case...	3014	$color &= cf::NDI_CLIENT_MASK; # just in case...
2521		3015
		3016	# check predefined channels, for the benefit of C
		3017	if ($CHANNEL{$channel}) {
		3018	$channel = $CHANNEL{$channel};
		3019
		3020	$self->ext_msg (channel_info => $channel);
		3021	$channel = $channel->{id};
		3022
2522	if (ref $channel) {	3023	} elsif (ref $channel) {
2523	# send meta info to client, if not yet sent	3024	# send meta info to client, if not yet sent
2524	unless (exists $self->{channel}{$channel->{id}}) {	3025	unless (exists $self->{channel}{$channel->{id}}) {
2525	$self->{channel}{$channel->{id}} = $channel;	3026	$self->{channel}{$channel->{id}} = $channel;
2526	$self->ext_msg (channel_info => $channel);	3027	$self->ext_msg (channel_info => $channel);
2527	}	3028	}
…		…
2529	$channel = $channel->{id};	3030	$channel = $channel->{id};
2530	}	3031	}
2531		3032
2532	return unless @extra || length $msg;	3033	return unless @extra || length $msg;
2533		3034
2534	if ($self->can_msg) {
2535	# default colour, mask it out	3035	# default colour, mask it out
2536	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3036	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2537	if $color & cf::NDI_DEF;	3037	if $color & cf::NDI_DEF;
2538		3038
2539	$self->send_packet ("msg " . $self->{json_coder}->encode (	3039	my $pkt = "msg "
		3040	. $self->{json_coder}->encode (
2540	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3041	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2541	} else {	3042	);
2542	if ($color >= 0) {
2543	# replace some tags by gcfclient-compatible ones
2544	for ($msg) {
2545	1 while
2546	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2547	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2548	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2549	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2550	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2551	}
2552		3043
2553	$color &= cf::NDI_COLOR_MASK;	3044	$self->send_big_packet ($pkt);
2554
2555	utf8::encode $msg;
2556
2557	if (0 && $msg =~ /\[/) {
2558	$self->send_packet ("drawextinfo $color 4 0 $msg")
2559	} else {
2560	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2561	$self->send_packet ("drawinfo $color $msg")
2562	}
2563	}
2564	}
2565	}	3045	}
2566		3046
2567	=item $client->ext_msg ($type, @msg)	3047	=item $client->ext_msg ($type, @msg)
2568		3048
2569	Sends an ext event to the client.	3049	Sends an ext event to the client.
…		…
2571	=cut	3051	=cut
2572		3052
2573	sub cf::client::ext_msg($$@) {	3053	sub cf::client::ext_msg($$@) {
2574	my ($self, $type, @msg) = @_;	3054	my ($self, $type, @msg) = @_;
2575		3055
2576	my $extcmd = $self->extcmd;
2577
2578	if ($extcmd == 2) {	3056	if ($self->extcmd == 2) {
2579	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3057	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2580	} elsif ($extcmd == 1) { # TODO: remove	3058	} elsif ($self->extcmd == 1) { # TODO: remove
2581	push @msg, msgtype => "event_$type";	3059	push @msg, msgtype => "event_$type";
2582	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3060	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		3061	}
		3062	}
		3063
		3064	=item $client->ext_reply ($msgid, @msg)
		3065
		3066	Sends an ext reply to the client.
		3067
		3068	=cut
		3069
		3070	sub cf::client::ext_reply($$@) {
		3071	my ($self, $id, @msg) = @_;
		3072
		3073	if ($self->extcmd == 2) {
		3074	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		3075	} elsif ($self->extcmd == 1) {
		3076	#TODO: version 1, remove
		3077	unshift @msg, msgtype => "reply", msgid => $id;
		3078	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2583	}	3079	}
2584	}	3080	}
2585		3081
2586	=item $success = $client->query ($flags, "text", \&cb)	3082	=item $success = $client->query ($flags, "text", \&cb)
2587		3083
…		…
2648	my ($type, $reply, @payload) =	3144	my ($type, $reply, @payload) =
2649	"ARRAY" eq ref $msg	3145	"ARRAY" eq ref $msg
2650	? @$msg	3146	? @$msg
2651	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove	3147	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2652		3148
		3149	my @reply;
		3150
2653	if (my $cb = $EXTICMD{$type}) {	3151	if (my $cb = $EXTICMD{$type}) {
2654	my @reply = $cb->($ns, @payload);	3152	@reply = $cb->($ns, @payload);
2655
2656	$ns->ext_reply ($reply, @reply)
2657	if $reply;
2658	}	3153	}
		3154
		3155	$ns->ext_reply ($reply, @reply)
		3156	if $reply;
		3157
2659	} else {	3158	} else {
2660	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3159	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2661	}	3160	}
2662		3161
2663	cf::override;	3162	cf::override;
…		…
2685		3184
2686	$coro	3185	$coro
2687	}	3186	}
2688		3187
2689	cf::client->attach (	3188	cf::client->attach (
2690	on_destroy => sub {	3189	on_client_destroy => sub {
2691	my ($ns) = @_;	3190	my ($ns) = @_;
2692		3191
2693	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3192	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2694	},	3193	},
2695	);	3194	);
…		…
2710	our $safe = new Safe "safe";	3209	our $safe = new Safe "safe";
2711	our $safe_hole = new Safe::Hole;	3210	our $safe_hole = new Safe::Hole;
2712		3211
2713	$SIG{FPE} = 'IGNORE';	3212	$SIG{FPE} = 'IGNORE';
2714		3213
2715	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3214	$safe->permit_only (Opcode::opset qw(
		3215	:base_core :base_mem :base_orig :base_math :base_loop
		3216	grepstart grepwhile mapstart mapwhile
		3217	sort time
		3218	));
2716		3219
2717	# here we export the classes and methods available to script code	3220	# here we export the classes and methods available to script code
2718		3221
2719	=pod	3222	=pod
2720		3223
2721	The following functions and methods are available within a safe environment:	3224	The following functions and methods are available within a safe environment:
2722		3225
2723	cf::object	3226	cf::object
2724	contr pay_amount pay_player map x y force_find force_add	3227	contr pay_amount pay_player map x y force_find force_add destroy
2725	insert remove	3228	insert remove name archname title slaying race decrease split
		3229	value
2726		3230
2727	cf::object::player	3231	cf::object::player
2728	player	3232	player
2729		3233
2730	cf::player	3234	cf::player
…		…
2735		3239
2736	=cut	3240	=cut
2737		3241
2738	for (	3242	for (
2739	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3243	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2740	insert remove)],	3244	insert remove inv nrof name archname title slaying race
		3245	decrease split destroy change_exp value msg lore send_msg)],
2741	["cf::object::player" => qw(player)],	3246	["cf::object::player" => qw(player)],
2742	["cf::player" => qw(peaceful)],	3247	["cf::player" => qw(peaceful send_msg)],
2743	["cf::map" => qw(trigger)],	3248	["cf::map" => qw(trigger)],
2744	) {	3249	) {
2745	no strict 'refs';	3250	no strict 'refs';
2746	my ($pkg, @funs) = @$_;	3251	my ($pkg, @funs) = @$_;
2747	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3252	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2765		3270
2766	my $qcode = $code;	3271	my $qcode = $code;
2767	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3272	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2768	$qcode =~ s/\n/\\n/g;	3273	$qcode =~ s/\n/\\n/g;
2769		3274
		3275	%vars = (_dummy => 0) unless %vars;
		3276
		3277	my @res;
2770	local $_;	3278	local $_;
2771	local @safe::cf::_safe_eval_args = values %vars;
2772		3279
2773	my $eval =	3280	my $eval =
2774	"do {\n"	3281	"do {\n"
2775	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3282	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2776	. "#line 0 \"{$qcode}\"\n"	3283	. "#line 0 \"{$qcode}\"\n"
2777	. $code	3284	. $code
2778	. "\n}"	3285	. "\n}"
2779	;	3286	;
2780		3287
		3288	if ($CFG{safe_eval}) {
2781	sub_generation_inc;	3289	sub_generation_inc;
		3290	local @safe::cf::_safe_eval_args = values %vars;
2782	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3291	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2783	sub_generation_inc;	3292	sub_generation_inc;
		3293	} else {
		3294	local @cf::_safe_eval_args = values %vars;
		3295	@res = wantarray ? eval eval : scalar eval $eval;
		3296	}
2784		3297
2785	if ($@) {	3298	if ($@) {
2786	warn "$@";	3299	warn "$@";
2787	warn "while executing safe code '$code'\n";	3300	warn "while executing safe code '$code'\n";
2788	warn "with arguments " . (join " ", %vars) . "\n";	3301	warn "with arguments " . (join " ", %vars) . "\n";
…		…
2807	=cut	3320	=cut
2808		3321
2809	sub register_script_function {	3322	sub register_script_function {
2810	my ($fun, $cb) = @_;	3323	my ($fun, $cb) = @_;
2811		3324
2812	no strict 'refs';	3325	$fun = "safe::$fun" if $CFG{safe_eval};
2813	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3326	*$fun = $safe_hole->wrap ($cb);
2814	}	3327	}
2815		3328
2816	=back	3329	=back
2817		3330
2818	=cut	3331	=cut
…		…
2820	#############################################################################	3333	#############################################################################
2821	# the server's init and main functions	3334	# the server's init and main functions
2822		3335
2823	sub load_facedata($) {	3336	sub load_facedata($) {
2824	my ($path) = @_;	3337	my ($path) = @_;
		3338
		3339	# HACK to clear player env face cache, we need some signal framework
		3340	# for this (global event?)
		3341	%ext::player_env::MUSIC_FACE_CACHE = ();
		3342
		3343	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2825		3344
2826	warn "loading facedata from $path\n";	3345	warn "loading facedata from $path\n";
2827		3346
2828	my $facedata;	3347	my $facedata;
2829	0 < aio_load $path, $facedata	3348	0 < aio_load $path, $facedata
…		…
2832	$facedata = Coro::Storable::thaw $facedata;	3351	$facedata = Coro::Storable::thaw $facedata;
2833		3352
2834	$facedata->{version} == 2	3353	$facedata->{version} == 2
2835	or cf::cleanup "$path: version mismatch, cannot proceed.";	3354	or cf::cleanup "$path: version mismatch, cannot proceed.";
2836		3355
		3356	# patch in the exptable
		3357	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
		3358	$facedata->{resource}{"res/exp_table"} = {
		3359	type => FT_RSRC,
		3360	data => $exp_table,
		3361	hash => (Digest::MD5::md5 $exp_table),
		3362	};
		3363	cf::cede_to_tick;
		3364
2837	{	3365	{
2838	my $faces = $facedata->{faceinfo};	3366	my $faces = $facedata->{faceinfo};
2839		3367
2840	while (my ($face, $info) = each %$faces) {	3368	while (my ($face, $info) = each %$faces) {
2841	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3369	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3370
2842	cf::face::set_visibility $idx, $info->{visibility};	3371	cf::face::set_visibility $idx, $info->{visibility};
2843	cf::face::set_magicmap $idx, $info->{magicmap};	3372	cf::face::set_magicmap $idx, $info->{magicmap};
2844	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3373	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2845	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3374	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
2846		3375
2847	cf::cede_to_tick;	3376	cf::cede_to_tick;
2848	}	3377	}
2849		3378
2850	while (my ($face, $info) = each %$faces) {	3379	while (my ($face, $info) = each %$faces) {
2851	next unless $info->{smooth};	3380	next unless $info->{smooth};
		3381
2852	my $idx = cf::face::find $face	3382	my $idx = cf::face::find $face
2853	or next;	3383	or next;
		3384
2854	if (my $smooth = cf::face::find $info->{smooth}) {	3385	if (my $smooth = cf::face::find $info->{smooth}) {
2855	cf::face::set_smooth $idx, $smooth;	3386	cf::face::set_smooth $idx, $smooth;
2856	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3387	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2857	} else {	3388	} else {
2858	warn "smooth face '$info->{smooth}' not found for face '$face'";	3389	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
2872		3403
2873	cf::anim::invalidate_all; # d'oh	3404	cf::anim::invalidate_all; # d'oh
2874	}	3405	}
2875		3406
2876	{	3407	{
2877	# TODO: for gcfclient pleasure, we should give resources
2878	# that gcfclient doesn't grok a >10000 face index.
2879	my $res = $facedata->{resource};	3408	my $res = $facedata->{resource};
2880	my $enc = JSON::XS->new->utf8->canonical;
2881
2882	my $soundconf = delete $res->{"res/sound.conf"};
2883		3409
2884	while (my ($name, $info) = each %$res) {	3410	while (my ($name, $info) = each %$res) {
2885	my $meta = $enc->encode ({	3411	if (defined $info->{type}) {
2886	name => $name,
2887	%{ $info->{meta} || {} },
2888	});
2889
2890	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3412	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2891		3413
2892	if ($info->{type} & 1) {
2893	# prepend meta info
2894
2895	my $data = pack "(w/a*)*", $meta, $info->{data};
2896	my $chk = Digest::MD5::md5 "$info->{chksum},$meta"; # mangle data checksum and metadata
2897
2898	cf::face::set_data $idx, 0, $data, $chk;	3414	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
		3415	cf::face::set_type $idx, $info->{type};
2899	} else {	3416	} else {
2900	cf::face::set_data $idx, 0, $info->{data}, $info->{chksum};	3417	$RESOURCE{$name} = $info;
2901	}	3418	}
2902		3419
2903	cf::face::set_type $idx, $info->{type};
2904
2905	cf::cede_to_tick;	3420	cf::cede_to_tick;
2906	}	3421	}
2907
2908	if ($soundconf) {
2909	$soundconf = $enc->decode (delete $soundconf->{data});
2910
2911	for (0 .. SOUND_CAST_SPELL_0 - 1) {
2912	my $sound = $soundconf->{compat}[$_]
2913	or next;
2914
2915	my $face = cf::face::find "sound/$sound->[1]";
2916	cf::sound::set $sound->[0] => $face;
2917	cf::sound::old_sound_index $_, $face; # gcfclient-compat
2918	}
2919
2920	while (my ($k, $v) = each %{$soundconf->{event}}) {
2921	my $face = cf::face::find "sound/$v";
2922	cf::sound::set $k => $face;
2923	}
2924	}
2925	}	3422	}
		3423
		3424	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
2926		3425
2927	1	3426	1
2928	}	3427	}
		3428
		3429	cf::global->attach (on_resource_update => sub {
		3430	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3431	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3432
		3433	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3434	my $sound = $soundconf->{compat}[$_]
		3435	or next;
		3436
		3437	my $face = cf::face::find "sound/$sound->[1]";
		3438	cf::sound::set $sound->[0] => $face;
		3439	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3440	}
		3441
		3442	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3443	my $face = cf::face::find "sound/$v";
		3444	cf::sound::set $k => $face;
		3445	}
		3446	}
		3447	});
2929		3448
2930	register_exticmd fx_want => sub {	3449	register_exticmd fx_want => sub {
2931	my ($ns, $want) = @_;	3450	my ($ns, $want) = @_;
2932		3451
2933	while (my ($k, $v) = each %$want) {	3452	while (my ($k, $v) = each %$want) {
2934	$ns->fx_want ($k, $v);	3453	$ns->fx_want ($k, $v);
2935	}	3454	}
2936	};	3455	};
2937		3456
		3457	sub load_resource_file($) {
		3458	my $guard = lock_acquire "load_resource_file";
		3459
		3460	my $status = load_resource_file_ $_[0];
		3461	get_slot 0.1, 100;
		3462	cf::arch::commit_load;
		3463
		3464	$status
		3465	}
		3466
2938	sub reload_regions {	3467	sub reload_regions {
		3468	# HACK to clear player env face cache, we need some signal framework
		3469	# for this (global event?)
		3470	%ext::player_env::MUSIC_FACE_CACHE = ();
		3471
2939	load_resource_file "$MAPDIR/regions"	3472	load_resource_file "$MAPDIR/regions"
2940	or die "unable to load regions file\n";	3473	or die "unable to load regions file\n";
2941		3474
2942	for (cf::region::list) {	3475	for (cf::region::list) {
2943	$_->{match} = qr/$_->{match}/	3476	$_->{match} = qr/$_->{match}/
…		…
2951	}	3484	}
2952		3485
2953	sub reload_archetypes {	3486	sub reload_archetypes {
2954	load_resource_file "$DATADIR/archetypes"	3487	load_resource_file "$DATADIR/archetypes"
2955	or die "unable to load archetypes\n";	3488	or die "unable to load archetypes\n";
2956	#d# NEED to laod twice to resolve forward references
2957	# this really needs to be done in an extra post-pass
2958	# (which needs to be synchronous, so solve it differently)
2959	load_resource_file "$DATADIR/archetypes"
2960	or die "unable to load archetypes\n";
2961	}	3489	}
2962		3490
2963	sub reload_treasures {	3491	sub reload_treasures {
2964	load_resource_file "$DATADIR/treasures"	3492	load_resource_file "$DATADIR/treasures"
2965	or die "unable to load treasurelists\n";	3493	or die "unable to load treasurelists\n";
2966	}	3494	}
2967		3495
2968	sub reload_resources {	3496	sub reload_resources {
2969	warn "reloading resource files...\n";	3497	warn "reloading resource files...\n";
2970		3498
		3499	reload_facedata;
		3500	reload_archetypes;
2971	reload_regions;	3501	reload_regions;
2972	reload_facedata;
2973	#reload_archetypes;#d#
2974	reload_archetypes;
2975	reload_treasures;	3502	reload_treasures;
2976		3503
2977	warn "finished reloading resource files\n";	3504	warn "finished reloading resource files\n";
2978	}	3505	}
2979		3506
2980	sub init {	3507	sub reload_config {
2981	reload_resources;	3508	warn "reloading config file...\n";
2982	}
2983		3509
2984	sub cfg_load {
2985	open my $fh, "<:utf8", "$CONFDIR/config"	3510	open my $fh, "<:utf8", "$CONFDIR/config"
2986	or return;	3511	or return;
2987		3512
2988	local $/;	3513	local $/;
2989	*CFG = YAML::Syck::Load <$fh>;	3514	*CFG = YAML::XS::Load scalar <$fh>;
2990		3515
2991	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3516	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
2992		3517
2993	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3518	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2994	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3519	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
2998	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3523	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
2999	and die "WARNING: m(un)lockall failed: $!\n";	3524	and die "WARNING: m(un)lockall failed: $!\n";
3000	};	3525	};
3001	warn $@ if $@;	3526	warn $@ if $@;
3002	}	3527	}
		3528
		3529	warn "finished reloading resource files\n";
		3530	}
		3531
		3532	sub pidfile() {
		3533	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3534	or die "$PIDFILE: $!";
		3535	flock $fh, &Fcntl::LOCK_EX
		3536	or die "$PIDFILE: flock: $!";
		3537	$fh
		3538	}
		3539
		3540	# make sure only one server instance is running at any one time
		3541	sub atomic {
		3542	my $fh = pidfile;
		3543
		3544	my $pid = <$fh>;
		3545	kill 9, $pid if $pid > 0;
		3546
		3547	seek $fh, 0, 0;
		3548	print $fh $$;
		3549	}
		3550
		3551	sub main_loop {
		3552	warn "EV::loop starting\n";
		3553	if (1) {
		3554	EV::loop;
		3555	}
		3556	warn "EV::loop returned\n";
		3557	goto &main_loop unless $REALLY_UNLOOP;
3003	}	3558	}
3004		3559
3005	sub main {	3560	sub main {
		3561	cf::init_globals; # initialise logging
		3562
		3563	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3564	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3565	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3566	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3567
		3568	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3569
3006	# we must not ever block the main coroutine	3570	# we must not ever block the main coroutine
3007	local $Coro::idle = sub {	3571	local $Coro::idle = sub {
3008	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3572	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3009	(async {	3573	(async {
3010	Event::one_event;	3574	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3575	EV::loop EV::LOOP_ONESHOT;
3011	})->prio (Coro::PRIO_MAX);	3576	})->prio (Coro::PRIO_MAX);
3012	};	3577	};
3013		3578
3014	cfg_load;	3579	evthread_start IO::AIO::poll_fileno;
		3580
		3581	cf::sync_job {
		3582	cf::init_experience;
		3583	cf::init_anim;
		3584	cf::init_attackmess;
		3585	cf::init_dynamic;
		3586
		3587	cf::load_settings;
		3588	cf::load_materials;
		3589
		3590	reload_resources;
		3591	reload_config;
3015	db_init;	3592	db_init;
		3593
		3594	cf::init_uuid;
		3595	cf::init_signals;
		3596	cf::init_skills;
		3597
		3598	cf::init_beforeplay;
		3599
		3600	atomic;
		3601
3016	load_extensions;	3602	load_extensions;
3017		3603
3018	$TICK_WATCHER->start;	3604	utime time, time, $RUNTIMEFILE;
3019	Event::loop;	3605
		3606	# no (long-running) fork's whatsoever before this point(!)
		3607	use POSIX ();
		3608	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3609
		3610	(pop @POST_INIT)->(0) while @POST_INIT;
		3611	};
		3612
		3613	cf::object::thawer::errors_are_fatal 0;
		3614	warn "parse errors in files are no longer fatal from this point on.\n";
		3615
		3616	main_loop;
3020	}	3617	}
3021		3618
3022	#############################################################################	3619	#############################################################################
3023	# initialisation and cleanup	3620	# initialisation and cleanup
3024		3621
3025	# install some emergency cleanup handlers	3622	# install some emergency cleanup handlers
3026	BEGIN {	3623	BEGIN {
		3624	our %SIGWATCHER = ();
3027	for my $signal (qw(INT HUP TERM)) {	3625	for my $signal (qw(INT HUP TERM)) {
3028	Event->signal (	3626	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3029	reentrant => 0,
3030	data => WF_AUTOCANCEL,
3031	signal => $signal,
3032	prio => 0,
3033	cb => sub {
3034	cf::cleanup "SIG$signal";	3627	cf::cleanup "SIG$signal";
3035	},
3036	);	3628	};
3037	}	3629	}
3038	}	3630	}
3039		3631
3040	sub write_runtime {	3632	sub write_runtime_sync {
3041	my $runtime = "$LOCALDIR/runtime";	3633	my $t0 = AE::time;
3042		3634
3043	# first touch the runtime file to show we are still running:	3635	# first touch the runtime file to show we are still running:
3044	# the fsync below can take a very very long time.	3636	# the fsync below can take a very very long time.
3045		3637
3046	IO::AIO::aio_utime $runtime, undef, undef;	3638	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3047		3639
3048	my $guard = cf::lock_acquire "write_runtime";	3640	my $guard = cf::lock_acquire "write_runtime";
3049		3641
3050	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3642	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3051	or return;	3643	or return;
3052		3644
3053	my $value = $cf::RUNTIME + 90 + 10;	3645	my $value = $cf::RUNTIME + 90 + 10;
3054	# 10 is the runtime save interval, for a monotonic clock	3646	# 10 is the runtime save interval, for a monotonic clock
3055	# 60 allows for the watchdog to kill the server.	3647	# 60 allows for the watchdog to kill the server.
…		…
3065	aio_utime $fh, undef, undef;	3657	aio_utime $fh, undef, undef;
3066		3658
3067	close $fh	3659	close $fh
3068	or return;	3660	or return;
3069		3661
3070	aio_rename "$runtime~", $runtime	3662	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3071	and return;	3663	and return;
3072		3664
3073	warn "runtime file written.\n";	3665	warn sprintf "runtime file written (%gs).\n", AE::time - $t0;
3074		3666
3075	1	3667	1
		3668	}
		3669
		3670	our $uuid_lock;
		3671	our $uuid_skip;
		3672
		3673	sub write_uuid_sync($) {
		3674	$uuid_skip ||= $_[0];
		3675
		3676	return if $uuid_lock;
		3677	local $uuid_lock = 1;
		3678
		3679	my $uuid = "$LOCALDIR/uuid";
		3680
		3681	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3682	or return;
		3683
		3684	my $value = uuid_seq uuid_cur;
		3685
		3686	unless ($value) {
		3687	warn "cowardly refusing to write zero uuid value!\n";
		3688	return;
		3689	}
		3690
		3691	my $value = uuid_str $value + $uuid_skip;
		3692	$uuid_skip = 0;
		3693
		3694	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3695	and return;
		3696
		3697	# always fsync - this file is important
		3698	aio_fsync $fh
		3699	and return;
		3700
		3701	close $fh
		3702	or return;
		3703
		3704	aio_rename "$uuid~", $uuid
		3705	and return;
		3706
		3707	warn "uuid file written ($value).\n";
		3708
		3709	1
		3710
		3711	}
		3712
		3713	sub write_uuid($$) {
		3714	my ($skip, $sync) = @_;
		3715
		3716	$sync ? write_uuid_sync $skip
		3717	: async { write_uuid_sync $skip };
3076	}	3718	}
3077		3719
3078	sub emergency_save() {	3720	sub emergency_save() {
3079	my $freeze_guard = cf::freeze_mainloop;	3721	my $freeze_guard = cf::freeze_mainloop;
3080		3722
3081	warn "enter emergency perl save\n";	3723	warn "emergency_perl_save: enter\n";
3082		3724
3083	cf::sync_job {	3725	cf::sync_job {
		3726	# this is a trade-off: we want to be very quick here, so
		3727	# save all maps without fsync, and later call a global sync
		3728	# (which in turn might be very very slow)
		3729	local $USE_FSYNC = 0;
		3730
3084	# use a peculiar iteration method to avoid tripping on perl	3731	# use a peculiar iteration method to avoid tripping on perl
3085	# refcount bugs in for. also avoids problems with players	3732	# refcount bugs in for. also avoids problems with players
3086	# and maps saved/destroyed asynchronously.	3733	# and maps saved/destroyed asynchronously.
3087	warn "begin emergency player save\n";	3734	warn "emergency_perl_save: begin player save\n";
3088	for my $login (keys %cf::PLAYER) {	3735	for my $login (keys %cf::PLAYER) {
3089	my $pl = $cf::PLAYER{$login} or next;	3736	my $pl = $cf::PLAYER{$login} or next;
3090	$pl->valid or next;	3737	$pl->valid or next;
		3738	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3091	$pl->save;	3739	$pl->save;
3092	}	3740	}
3093	warn "end emergency player save\n";	3741	warn "emergency_perl_save: end player save\n";
3094		3742
3095	warn "begin emergency map save\n";	3743	warn "emergency_perl_save: begin map save\n";
3096	for my $path (keys %cf::MAP) {	3744	for my $path (keys %cf::MAP) {
3097	my $map = $cf::MAP{$path} or next;	3745	my $map = $cf::MAP{$path} or next;
3098	$map->valid or next;	3746	$map->valid or next;
3099	$map->save;	3747	$map->save;
3100	}	3748	}
3101	warn "end emergency map save\n";	3749	warn "emergency_perl_save: end map save\n";
3102		3750
3103	warn "begin emergency database checkpoint\n";	3751	warn "emergency_perl_save: begin database checkpoint\n";
3104	BDB::db_env_txn_checkpoint $DB_ENV;	3752	BDB::db_env_txn_checkpoint $DB_ENV;
3105	warn "end emergency database checkpoint\n";	3753	warn "emergency_perl_save: end database checkpoint\n";
		3754
		3755	warn "emergency_perl_save: begin write uuid\n";
		3756	write_uuid_sync 1;
		3757	warn "emergency_perl_save: end write uuid\n";
3106	};	3758	};
3107		3759
		3760	warn "emergency_perl_save: starting sync()\n";
		3761	IO::AIO::aio_sync sub {
		3762	warn "emergency_perl_save: finished sync()\n";
		3763	};
		3764
3108	warn "leave emergency perl save\n";	3765	warn "emergency_perl_save: leave\n";
3109	}	3766	}
3110		3767
3111	sub post_cleanup {	3768	sub post_cleanup {
3112	my ($make_core) = @_;	3769	my ($make_core) = @_;
3113		3770
3114	warn Carp::longmess "post_cleanup backtrace"	3771	warn Carp::longmess "post_cleanup backtrace"
3115	if $make_core;	3772	if $make_core;
		3773
		3774	my $fh = pidfile;
		3775	unlink $PIDFILE if <$fh> == $$;
		3776	}
		3777
		3778	# a safer delete_package, copied from Symbol
		3779	sub clear_package($) {
		3780	my $pkg = shift;
		3781
		3782	# expand to full symbol table name if needed
		3783	unless ($pkg =~ /^main::.*::$/) {
		3784	$pkg = "main$pkg" if $pkg =~ /^::/;
		3785	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3786	$pkg .= '::' unless $pkg =~ /::$/;
		3787	}
		3788
		3789	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3790	my $stem_symtab = *{$stem}{HASH};
		3791
		3792	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3793	or return;
		3794
		3795	# clear all symbols
		3796	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3797	for my $name (keys %$leaf_symtab) {
		3798	_gv_clear *{"$pkg$name"};
		3799	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3800	}
3116	}	3801	}
3117		3802
3118	sub do_reload_perl() {	3803	sub do_reload_perl() {
3119	# can/must only be called in main	3804	# can/must only be called in main
3120	if ($Coro::current != $Coro::main) {	3805	if (in_main) {
3121	warn "can only reload from main coroutine";	3806	warn "can only reload from main coroutine";
3122	return;	3807	return;
3123	}	3808	}
3124		3809
		3810	return if $RELOAD++;
		3811
		3812	my $t1 = AE::time;
		3813
		3814	while ($RELOAD) {
3125	warn "reloading...";	3815	warn "reloading...";
3126		3816
3127	warn "entering sync_job";	3817	warn "entering sync_job";
3128		3818
3129	cf::sync_job {	3819	cf::sync_job {
3130	cf::write_runtime; # external watchdog should not bark	3820	cf::write_runtime_sync; # external watchdog should not bark
3131	cf::emergency_save;	3821	cf::emergency_save;
3132	cf::write_runtime; # external watchdog should not bark	3822	cf::write_runtime_sync; # external watchdog should not bark
3133		3823
3134	warn "syncing database to disk";	3824	warn "syncing database to disk";
3135	BDB::db_env_txn_checkpoint $DB_ENV;	3825	BDB::db_env_txn_checkpoint $DB_ENV;
3136		3826
3137	# if anything goes wrong in here, we should simply crash as we already saved	3827	# if anything goes wrong in here, we should simply crash as we already saved
3138		3828
3139	warn "cancelling all WF_AUTOCANCEL watchers";
3140	for (Event::all_watchers) {
3141	$_->cancel if $_->data & WF_AUTOCANCEL;
3142	}
3143
3144	warn "flushing outstanding aio requests";	3829	warn "flushing outstanding aio requests";
3145	for (;;) {
3146	BDB::flush;
3147	IO::AIO::flush;
3148	Coro::cede;
3149	last unless IO::AIO::nreqs || BDB::nreqs;	3830	while (IO::AIO::nreqs || BDB::nreqs) {
3150	warn "iterate...";	3831	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3151	}
3152
3153	++$RELOAD;
3154
3155	warn "cancelling all extension coros";
3156	$_->cancel for values %EXT_CORO;
3157	%EXT_CORO = ();
3158
3159	warn "removing commands";
3160	%COMMAND = ();
3161
3162	warn "removing ext/exti commands";
3163	%EXTCMD = ();
3164	%EXTICMD = ();
3165
3166	warn "unloading/nuking all extensions";
3167	for my $pkg (@EXTS) {
3168	warn "... unloading $pkg";
3169
3170	if (my $cb = $pkg->can ("unload")) {
3171	eval {
3172	$cb->($pkg);
3173	1
3174	} or warn "$pkg unloaded, but with errors: $@";
3175	}	3832	}
3176		3833
3177	warn "... nuking $pkg";	3834	warn "cancelling all extension coros";
3178	Symbol::delete_package $pkg;	3835	$_->cancel for values %EXT_CORO;
3179	}	3836	%EXT_CORO = ();
3180		3837
3181	warn "unloading all perl modules loaded from $LIBDIR";	3838	warn "removing commands";
3182	while (my ($k, $v) = each %INC) {	3839	%COMMAND = ();
3183	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3184		3840
		3841	warn "removing ext/exti commands";
		3842	%EXTCMD = ();
		3843	%EXTICMD = ();
		3844
		3845	warn "unloading/nuking all extensions";
		3846	for my $pkg (@EXTS) {
3185	warn "... unloading $k";	3847	warn "... unloading $pkg";
3186	delete $INC{$k};
3187		3848
3188	$k =~ s/\.pm$//;
3189	$k =~ s/\//::/g;
3190
3191	if (my $cb = $k->can ("unload_module")) {	3849	if (my $cb = $pkg->can ("unload")) {
		3850	eval {
3192	$cb->();	3851	$cb->($pkg);
		3852	1
		3853	} or warn "$pkg unloaded, but with errors: $@";
		3854	}
		3855
		3856	warn "... clearing $pkg";
		3857	clear_package $pkg;
3193	}	3858	}
3194		3859
3195	Symbol::delete_package $k;	3860	warn "unloading all perl modules loaded from $LIBDIR";
		3861	while (my ($k, $v) = each %INC) {
		3862	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3863
		3864	warn "... unloading $k";
		3865	delete $INC{$k};
		3866
		3867	$k =~ s/\.pm$//;
		3868	$k =~ s/\//::/g;
		3869
		3870	if (my $cb = $k->can ("unload_module")) {
		3871	$cb->();
		3872	}
		3873
		3874	clear_package $k;
3196	}	3875	}
3197		3876
3198	warn "getting rid of safe::, as good as possible";	3877	warn "getting rid of safe::, as good as possible";
3199	Symbol::delete_package "safe::$_"	3878	clear_package "safe::$_"
3200	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3879	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3201		3880
3202	warn "unloading cf.pm \"a bit\"";	3881	warn "unloading cf.pm \"a bit\"";
3203	delete $INC{"cf.pm"};	3882	delete $INC{"cf.pm"};
3204	delete $INC{"cf/pod.pm"};	3883	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3205		3884
3206	# don't, removes xs symbols, too,	3885	# don't, removes xs symbols, too,
3207	# and global variables created in xs	3886	# and global variables created in xs
3208	#Symbol::delete_package __PACKAGE__;	3887	#clear_package __PACKAGE__;
3209		3888
3210	warn "unload completed, starting to reload now";	3889	warn "unload completed, starting to reload now";
3211		3890
3212	warn "reloading cf.pm";	3891	warn "reloading cf.pm";
3213	require cf;	3892	require cf;
3214	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3893	cf::_connect_to_perl_1;
3215		3894
3216	warn "loading config and database again";	3895	warn "loading config and database again";
3217	cf::cfg_load;	3896	cf::reload_config;
3218		3897
3219	warn "loading extensions";	3898	warn "loading extensions";
3220	cf::load_extensions;	3899	cf::load_extensions;
3221		3900
		3901	if ($REATTACH_ON_RELOAD) {
3222	warn "reattaching attachments to objects/players";	3902	warn "reattaching attachments to objects/players";
3223	_global_reattach; # objects, sockets	3903	_global_reattach; # objects, sockets
3224	warn "reattaching attachments to maps";	3904	warn "reattaching attachments to maps";
3225	reattach $_ for values %MAP;	3905	reattach $_ for values %MAP;
3226	warn "reattaching attachments to players";	3906	warn "reattaching attachments to players";
3227	reattach $_ for values %PLAYER;	3907	reattach $_ for values %PLAYER;
		3908	}
3228		3909
		3910	warn "running post_init jobs";
		3911	(pop @POST_INIT)->(1) while @POST_INIT;
		3912
3229	warn "leaving sync_job";	3913	warn "leaving sync_job";
3230		3914
3231	1	3915	1
3232	} or do {	3916	} or do {
3233	warn $@;	3917	warn $@;
3234	warn "error while reloading, exiting.";	3918	cf::cleanup "error while reloading, exiting.";
3235	exit 1;
3236	};	3919	};
3237		3920
3238	warn "reloaded";	3921	warn "reloaded";
		3922	--$RELOAD;
		3923	}
		3924
		3925	$t1 = AE::time - $t1;
		3926	warn "reload completed in ${t1}s\n";
3239	};	3927	};
3240		3928
3241	our $RELOAD_WATCHER; # used only during reload	3929	our $RELOAD_WATCHER; # used only during reload
3242		3930
3243	sub reload_perl() {	3931	sub reload_perl() {
3244	# doing reload synchronously and two reloads happen back-to-back,	3932	# doing reload synchronously and two reloads happen back-to-back,
3245	# coro crashes during coro_state_free->destroy here.	3933	# coro crashes during coro_state_free->destroy here.
3246		3934
3247	$RELOAD_WATCHER ||= Event->timer (	3935	$RELOAD_WATCHER ||= cf::async {
3248	reentrant => 0,	3936	Coro::AIO::aio_wait cache_extensions;
3249	after => 0,	3937
3250	data => WF_AUTOCANCEL,	3938	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3251	cb => sub {
3252	do_reload_perl;	3939	do_reload_perl;
3253	undef $RELOAD_WATCHER;	3940	undef $RELOAD_WATCHER;
3254	},	3941	};
3255	);	3942	};
3256	}	3943	}
3257		3944
3258	register_command "reload" => sub {	3945	register_command "reload" => sub {
3259	my ($who, $arg) = @_;	3946	my ($who, $arg) = @_;
3260		3947
3261	if ($who->flag (FLAG_WIZ)) {	3948	if ($who->flag (FLAG_WIZ)) {
3262	$who->message ("reloading server.");	3949	$who->message ("reloading server.");
		3950	async {
		3951	$Coro::current->{desc} = "perl_reload";
3263	async { reload_perl };	3952	reload_perl;
		3953	};
3264	}	3954	}
3265	};	3955	};
3266		3956
3267	unshift @INC, $LIBDIR;	3957	unshift @INC, $LIBDIR;
3268		3958
…		…
3270		3960
3271	our @WAIT_FOR_TICK;	3961	our @WAIT_FOR_TICK;
3272	our @WAIT_FOR_TICK_BEGIN;	3962	our @WAIT_FOR_TICK_BEGIN;
3273		3963
3274	sub wait_for_tick {	3964	sub wait_for_tick {
3275	return unless $TICK_WATCHER->is_active;
3276	return if $Coro::current == $Coro::main;	3965	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3277		3966
3278	my $signal = new Coro::Signal;	3967	my $signal = new Coro::Signal;
3279	push @WAIT_FOR_TICK, $signal;	3968	push @WAIT_FOR_TICK, $signal;
3280	$signal->wait;	3969	$signal->wait;
3281	}	3970	}
3282		3971
3283	sub wait_for_tick_begin {	3972	sub wait_for_tick_begin {
3284	return unless $TICK_WATCHER->is_active;
3285	return if $Coro::current == $Coro::main;	3973	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3286		3974
3287	my $signal = new Coro::Signal;	3975	my $signal = new Coro::Signal;
3288	push @WAIT_FOR_TICK_BEGIN, $signal;	3976	push @WAIT_FOR_TICK_BEGIN, $signal;
3289	$signal->wait;	3977	$signal->wait;
3290	}	3978	}
3291		3979
3292	my $min = 1e6;#d#	3980	sub tick {
3293	my $avg = 10;
3294	$TICK_WATCHER = Event->timer (
3295	reentrant => 0,
3296	parked => 1,
3297	prio => 0,
3298	at => $NEXT_TICK || $TICK,
3299	data => WF_AUTOCANCEL,
3300	cb => sub {
3301	if ($Coro::current != $Coro::main) {	3981	if ($Coro::current != $Coro::main) {
3302	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3982	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3303	unless ++$bug_warning > 10;	3983	unless ++$bug_warning > 10;
3304	return;	3984	return;
3305	}	3985	}
3306		3986
3307	$NOW = $tick_start = Event::time;
3308
3309	cf::server_tick; # one server iteration	3987	cf::server_tick; # one server iteration
3310		3988
3311	0 && sync_job {#d#	3989	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3312	for(1..10) {
3313	my $t = Event::time;
3314	my $map = my $map = new_from_path cf::map "/tmp/x.map"
3315	or die;
3316		3990
3317	$map->width (50);	3991	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3318	$map->height (50);	3992	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3319	$map->alloc;	3993	Coro::async_pool {
3320	$map->_load_objects ("/tmp/x.map", 1);	3994	$Coro::current->{desc} = "runtime saver";
3321	my $t = Event::time - $t;	3995	write_runtime_sync
3322		3996	or warn "ERROR: unable to write runtime file: $!";
3323	#next unless $t < 0.0013;#d#
3324	if ($t < $min) {
3325	$min = $t;
3326	}
3327	$avg = $avg * 0.99 + $t * 0.01;
3328	}
3329	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3330	exit 0;
3331	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3332	};	3997	};
		3998	}
3333		3999
3334	$RUNTIME += $TICK;
3335	$NEXT_TICK += $TICK;
3336
3337	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3338	$NEXT_RUNTIME_WRITE = $NOW + 10;
3339	Coro::async_pool {
3340	write_runtime
3341	or warn "ERROR: unable to write runtime file: $!";
3342	};
3343	}
3344
3345	# my $AFTER = Event::time;
3346	# warn $AFTER - $NOW;#d#
3347
3348	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4000	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3349	$sig->send;	4001	$sig->send;
3350	}	4002	}
3351	while (my $sig = shift @WAIT_FOR_TICK) {	4003	while (my $sig = shift @WAIT_FOR_TICK) {
3352	$sig->send;	4004	$sig->send;
3353	}	4005	}
3354		4006
3355	$NOW = Event::time;	4007	$LOAD = ($NOW - $TICK_START) / $TICK;
3356
3357	# if we are delayed by four ticks or more, skip them all
3358	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3359
3360	$TICK_WATCHER->at ($NEXT_TICK);
3361	$TICK_WATCHER->start;
3362
3363	$LOAD = ($NOW - $tick_start) / $TICK;
3364	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4008	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3365		4009
3366	_post_tick;	4010	if (0) {
3367		4011	if ($NEXT_TICK) {
3368		4012	my $jitter = $TICK_START - $NEXT_TICK;
		4013	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4014	warn "jitter $JITTER\n";#d#
		4015	}
3369	},	4016	}
3370	);	4017	}
3371		4018
3372	{	4019	{
3373	BDB::max_poll_time $TICK * 0.1;	4020	# configure BDB
3374	$BDB_POLL_WATCHER = Event->io (	4021
3375	reentrant => 0,
3376	fd => BDB::poll_fileno,
3377	poll => 'r',
3378	prio => 0,
3379	data => WF_AUTOCANCEL,
3380	cb => \&BDB::poll_cb,
3381	);
3382	BDB::min_parallel 8;	4022	BDB::min_parallel 16;
3383		4023	BDB::max_poll_reqs $TICK * 0.1;
3384	BDB::set_sync_prepare {	4024	$AnyEvent::BDB::WATCHER->priority (1);
3385	my $status;
3386	my $current = $Coro::current;
3387	(
3388	sub {
3389	$status = $!;
3390	$current->ready; undef $current;
3391	},
3392	sub {
3393	Coro::schedule while defined $current;
3394	$! = $status;
3395	},
3396	)
3397	};
3398		4025
3399	unless ($DB_ENV) {	4026	unless ($DB_ENV) {
3400	$DB_ENV = BDB::db_env_create;	4027	$DB_ENV = BDB::db_env_create;
		4028	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		4029	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4030	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		4031	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		4032	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3401		4033
3402	cf::sync_job {	4034	cf::sync_job {
3403	eval {	4035	eval {
3404	BDB::db_env_open	4036	BDB::db_env_open
3405	$DB_ENV,	4037	$DB_ENV,
…		…
3407	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4039	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3408	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4040	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3409	0666;	4041	0666;
3410		4042
3411	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4043	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3412
3413	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3414	$DB_ENV->set_lk_detect;
3415	};	4044	};
3416		4045
3417	cf::cleanup "db_env_open(db): $@" if $@;	4046	cf::cleanup "db_env_open(db): $@" if $@;
3418	};	4047	};
3419	}	4048	}
		4049
		4050	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		4051	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		4052	};
		4053	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		4054	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		4055	};
		4056	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		4057	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		4058	};
3420	}	4059	}
3421		4060
3422	{	4061	{
		4062	# configure IO::AIO
		4063
3423	IO::AIO::min_parallel 8;	4064	IO::AIO::min_parallel 8;
3424
3425	undef $Coro::AIO::WATCHER;
3426	IO::AIO::max_poll_time $TICK * 0.1;	4065	IO::AIO::max_poll_time $TICK * 0.1;
3427	$AIO_POLL_WATCHER = Event->io (	4066	undef $AnyEvent::AIO::WATCHER;
3428	reentrant => 0,
3429	data => WF_AUTOCANCEL,
3430	fd => IO::AIO::poll_fileno,
3431	poll => 'r',
3432	prio => 6,
3433	cb => \&IO::AIO::poll_cb,
3434	);
3435	}	4067	}
3436		4068
3437	my $_log_backtrace;	4069	my $_log_backtrace;
3438		4070
3439	sub _log_backtrace {	4071	sub _log_backtrace {
…		…
3442	$msg =~ s/\n//;	4074	$msg =~ s/\n//;
3443		4075
3444	# limit the # of concurrent backtraces	4076	# limit the # of concurrent backtraces
3445	if ($_log_backtrace < 2) {	4077	if ($_log_backtrace < 2) {
3446	++$_log_backtrace;	4078	++$_log_backtrace;
		4079	my $perl_bt = Carp::longmess $msg;
3447	async {	4080	async {
		4081	$Coro::current->{desc} = "abt $msg";
		4082
3448	my @bt = fork_call {	4083	my @bt = fork_call {
3449	@addr = map { sprintf "%x", $_ } @addr;	4084	@addr = map { sprintf "%x", $_ } @addr;
3450	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4085	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3451	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4086	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3452	or die "addr2line: $!";	4087	or die "addr2line: $!";
…		…
3460	}	4095	}
3461		4096
3462	@funcs	4097	@funcs
3463	};	4098	};
3464		4099
3465	LOG llevInfo, "[ABT] $msg\n";	4100	LOG llevInfo, "[ABT] $perl_bt\n";
		4101	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3466	LOG llevInfo, "[ABT] $_\n" for @bt;	4102	LOG llevInfo, "[ABT] $_\n" for @bt;
3467	--$_log_backtrace;	4103	--$_log_backtrace;
3468	};	4104	};
3469	} else {	4105	} else {
3470	LOG llevInfo, "[ABT] $msg\n";	4106	LOG llevInfo, "[ABT] $msg\n";
3471	LOG llevInfo, "[ABT] [suppressed]\n";	4107	LOG llevInfo, "[ABT] [suppressed]\n";
3472	}	4108	}
3473	}	4109	}
3474		4110
3475	# load additional modules	4111	# load additional modules
3476	use cf::pod;	4112	require "cf/$_.pm" for @EXTRA_MODULES;
		4113	cf::_connect_to_perl_2;
3477		4114
3478	END { cf::emergency_save }	4115	END { cf::emergency_save }
3479		4116
3480	1	4117	1
3481		4118

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