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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.378 by root, Thu Oct 4 11:36:54 2007 UTC vs.
Revision 1.523 by root, Sat Apr 17 02:39:46 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 3.64 ();	40	use Coro ();
16	use Coro::State;	41	use Coro::State;
17	use Coro::Handle;	42	use Coro::Handle;
		43	use Coro::EV;
18	use Coro::Event;	44	use Coro::AnyEvent;
19	use Coro::Timer;	45	use Coro::Timer;
20	use Coro::Signal;	46	use Coro::Signal;
21	use Coro::Semaphore;	47	use Coro::Semaphore;
		48	use Coro::SemaphoreSet;
		49	use Coro::AnyEvent;
22	use Coro::AIO;	50	use Coro::AIO;
		51	use Coro::BDB 1.6;
23	use Coro::Storable;	52	use Coro::Storable;
24	use Coro::Util ();	53	use Coro::Util ();
25		54
26	use JSON::XS ();	55	use JSON::XS 2.01 ();
27	use BDB ();	56	use BDB ();
28	use Data::Dumper;	57	use Data::Dumper;
29	use Digest::MD5;
30	use Fcntl;	58	use Fcntl;
31	use YAML::Syck ();	59	use YAML::XS ();
32	use IO::AIO 2.32 ();	60	use IO::AIO ();
33	use Time::HiRes;	61	use Time::HiRes;
34	use Compress::LZF;	62	use Compress::LZF;
35	use Digest::MD5 ();	63	use Digest::MD5 ();
		64
		65	AnyEvent::detect;
36		66
37	# configure various modules to our taste	67	# configure various modules to our taste
38	#	68	#
39	$Storable::canonical = 1; # reduce rsync transfers	69	$Storable::canonical = 1; # reduce rsync transfers
40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	70	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		71
		72	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		73
		74	# make sure c-lzf reinitialises itself
		75	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
41	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	76	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42		77
43	$Event::Eval = 1; # no idea why this is required, but it is	78	# strictly for debugging
44		79	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
45	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
46	$YAML::Syck::ImplicitUnicode = 1;
47
48	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
49		80
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	81	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
51		82
52	our %COMMAND = ();	83	our %COMMAND = ();
53	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
…		…
56	our %EXTCMD = ();	87	our %EXTCMD = ();
57	our %EXTICMD = ();	88	our %EXTICMD = ();
58	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
59	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
60		91
61	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
62	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
63		96
64	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
65	our $DATADIR = datadir;	98	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	99	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	100	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	101	our $MAPDIR = "$DATADIR/" . mapdir;
69	our $LOCALDIR = localdir;	102	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	103	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	104	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	105	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	106	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	107	our $BDBDIR = "$LOCALDIR/db";
		108	our $PIDFILE = "$LOCALDIR/pid";
		109	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		110
		111	our %RESOURCE;
		112
		113	our $OUTPUT_RATE_MIN = 4000;
		114	our $OUTPUT_RATE_MAX = 100000;
75		115
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	116	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
77	our $TICK_WATCHER;
78	our $AIO_POLL_WATCHER;
79	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	117	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	118	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	119	our $USE_FSYNC = 1; # use fsync to write maps - default on
83		120
84	our $BDB_POLL_WATCHER;
85	our $BDB_DEADLOCK_WATCHER;	121	our $BDB_DEADLOCK_WATCHER;
86	our $BDB_CHECKPOINT_WATCHER;	122	our $BDB_CHECKPOINT_WATCHER;
87	our $BDB_TRICKLE_WATCHER;	123	our $BDB_TRICKLE_WATCHER;
88	our $DB_ENV;	124	our $DB_ENV;
89		125
		126	our @EXTRA_MODULES = qw(pod match mapscript);
		127
90	our %CFG;	128	our %CFG;
91		129
92	our $UPTIME; $UPTIME ||= time;	130	our $UPTIME; $UPTIME ||= time;
93	our $RUNTIME;	131	our $RUNTIME;
		132	our $NOW;
94		133
95	our (%PLAYER, %PLAYER_LOADING); # all users	134	our (%PLAYER, %PLAYER_LOADING); # all users
96	our (%MAP, %MAP_LOADING ); # all maps	135	our (%MAP, %MAP_LOADING ); # all maps
97	our $LINK_MAP; # the special {link} map, which is always available	136	our $LINK_MAP; # the special {link} map, which is always available
98		137
99	# 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 ∕
100	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	139	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
101		140
102	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)
103	our $LOADAVG; # same thing, but with alpha-smoothing	142	our $LOADAVG; # same thing, but with alpha-smoothing
		143	our $JITTER; # average jitter
104	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 $REALLY_UNLOOP; # never set to true, please :)
105		150
106	binmode STDOUT;	151	binmode STDOUT;
107	binmode STDERR;	152	binmode STDERR;
108		153
109	# read virtual server time, if available	154	# read virtual server time, if available
110	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	155	unless ($RUNTIME || !-e $RUNTIMEFILE) {
111	open my $fh, "<", "$LOCALDIR/runtime"	156	open my $fh, "<", $RUNTIMEFILE
112	or die "unable to read runtime file: $!";	157	or die "unable to read $RUNTIMEFILE file: $!";
113	$RUNTIME = <$fh> + 0.;	158	$RUNTIME = <$fh> + 0.;
114	}	159	}
		160
		161	eval "sub TICK() { $TICK } 1" or die;
115		162
116	mkdir $_	163	mkdir $_
117	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	164	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
118		165
119	our $EMERGENCY_POSITION;	166	our $EMERGENCY_POSITION;
120		167
121	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::"} };
122		184
123	#############################################################################	185	#############################################################################
124		186
125	=head2 GLOBAL VARIABLES	187	=head2 GLOBAL VARIABLES
126		188
…		…
162		224
163	The raw value load value from the last tick.	225	The raw value load value from the last tick.
164		226
165	=item %cf::CFG	227	=item %cf::CFG
166		228
167	Configuration for the server, loaded from C</etc/crossfire/config>, or	229	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
168	from wherever your confdir points to.	230	from wherever your confdir points to.
169		231
170	=item cf::wait_for_tick, cf::wait_for_tick_begin	232	=item cf::wait_for_tick, cf::wait_for_tick_begin
171		233
172	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
173	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
174	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.
175		237
176	=item @cf::INVOKE_RESULTS	238	=item @cf::INVOKE_RESULTS
177		239
178	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
179	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
180	that call.	242	that call.
181		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
182	=back	250	=back
183		251
184	=cut	252	=cut
185		253
186	BEGIN {	254	$Coro::State::WARNHOOK = sub {
187	*CORE::GLOBAL::warn = sub {
188	my $msg = join "", @_;	255	my $msg = join "", @_;
189		256
190	$msg .= "\n"	257	$msg .= "\n"
191	unless $msg =~ /\n$/;	258	unless $msg =~ /\n$/;
192		259
193	$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;
194		261
195	LOG llevError, $msg;	262	LOG llevError, $msg;
196	};	263	};
197	}	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	};
198		278
199	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	279	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
200	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	280	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
201	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	281	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
202	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	282	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
209	for my $pkg (qw(	289	for my $pkg (qw(
210	cf::global cf::attachable	290	cf::global cf::attachable
211	cf::object cf::object::player	291	cf::object cf::object::player
212	cf::client cf::player	292	cf::client cf::player
213	cf::arch cf::living	293	cf::arch cf::living
		294	cf::map cf::mapspace
214	cf::map cf::party cf::region	295	cf::party cf::region
215	)) {	296	)) {
216	no strict 'refs';
217	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	297	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
218	}	298	}
219		299
220	$Event::DIED = sub {	300	$EV::DIED = sub {
221	warn "error in event callback: @_";	301	Carp::cluck "error in event callback: @_";
222	};	302	};
223		303
224	#############################################################################	304	#############################################################################
225		305
226	=head2 UTILITY FUNCTIONS	306	=head2 UTILITY FUNCTIONS
…		…
248	$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;
249	$d	329	$d
250	} || "[unable to dump $_[0]: '$@']";	330	} || "[unable to dump $_[0]: '$@']";
251	}	331	}
252		332
253	=item $ref = cf::from_json $json	333	=item $ref = cf::decode_json $json
254		334
255	Converts a JSON string into the corresponding perl data structure.	335	Converts a JSON string into the corresponding perl data structure.
256		336
257	=item $json = cf::to_json $ref	337	=item $json = cf::encode_json $ref
258		338
259	Converts a perl data structure into its JSON representation.	339	Converts a perl data structure into its JSON representation.
260		340
261	=cut	341	=cut
262		342
263	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	343	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
264		344
265	sub to_json ($) { $json_coder->encode ($_[0]) }	345	sub encode_json($) { $json_coder->encode ($_[0]) }
266	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	}
267		361
268	=item cf::lock_wait $string	362	=item cf::lock_wait $string
269		363
270	Wait until the given lock is available. See cf::lock_acquire.	364	Wait until the given lock is available. See cf::lock_acquire.
271		365
272	=item my $lock = cf::lock_acquire $string	366	=item my $lock = cf::lock_acquire $string
273		367
274	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
275	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,
276	for example when the coroutine gets canceled), the lock is automatically	370	for example when the coroutine gets canceled), the lock is automatically
277	returned.	371	returned.
278		372
279	Locks are *not* recursive, locking from the same coro twice results in a	373	Locks are *not* recursive, locking from the same coro twice results in a
280	deadlocked coro.	374	deadlocked coro.
…		…
286		380
287	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.
288		382
289	=cut	383	=cut
290		384
291	our %LOCK;	385	our $LOCKS = new Coro::SemaphoreSet;
292	our %LOCKER;#d#
293		386
294	sub lock_wait($) {	387	sub lock_wait($) {
295	my ($key) = @_;	388	$LOCKS->wait ($_[0]);
296
297	if ($LOCKER{$key} == $Coro::current) {#d#
298	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
299	return;#d#
300	}#d#
301
302	# wait for lock, if any
303	while ($LOCK{$key}) {
304	push @{ $LOCK{$key} }, $Coro::current;
305	Coro::schedule;
306	}
307	}	389	}
308		390
309	sub lock_acquire($) {	391	sub lock_acquire($) {
310	my ($key) = @_;	392	$LOCKS->guard ($_[0])
311
312	# wait, to be sure we are not locked
313	lock_wait $key;
314
315	$LOCK{$key} = [];
316	$LOCKER{$key} = $Coro::current;#d#
317
318	Coro::guard {
319	delete $LOCKER{$key};#d#
320	# wake up all waiters, to be on the safe side
321	$_->ready for @{ delete $LOCK{$key} };
322	}
323	}	393	}
324		394
325	sub lock_active($) {	395	sub lock_active($) {
326	my ($key) = @_;	396	$LOCKS->count ($_[0]) < 1
327
328	! ! $LOCK{$key}
329	}	397	}
330		398
331	sub freeze_mainloop {	399	sub freeze_mainloop {
332	return unless $TICK_WATCHER->is_active;	400	tick_inhibit_inc;
333		401
334	my $guard = Coro::guard {	402	&Guard::guard (\&tick_inhibit_dec);
335	$TICK_WATCHER->start;	403	}
336	};	404
337	$TICK_WATCHER->stop;	405	=item cf::periodic $interval, $cb
338	$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
339	}	418	}
340		419
341	=item cf::get_slot $time[, $priority[, $name]]	420	=item cf::get_slot $time[, $priority[, $name]]
342		421
343	Allocate $time seconds of blocking CPU time at priority C<$priority>:	422	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
351		430
352	=cut	431	=cut
353		432
354	our @SLOT_QUEUE;	433	our @SLOT_QUEUE;
355	our $SLOT_QUEUE;	434	our $SLOT_QUEUE;
		435	our $SLOT_DECAY = 0.9;
356		436
357	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	437	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
358	$SLOT_QUEUE = Coro::async {	438	$SLOT_QUEUE = Coro::async {
359	$Coro::current->desc ("timeslot manager");	439	$Coro::current->desc ("timeslot manager");
360		440
361	my $signal = new Coro::Signal;	441	my $signal = new Coro::Signal;
		442	my $busy;
362		443
363	while () {	444	while () {
364	next_job:	445	next_job:
		446
365	my $avail = cf::till_tick;	447	my $avail = cf::till_tick;
366	if ($avail > 0.01) {	448
367	for (0 .. $#SLOT_QUEUE) {	449	for (0 .. $#SLOT_QUEUE) {
368	if ($SLOT_QUEUE[$_][0] < $avail) {	450	if ($SLOT_QUEUE[$_][0] <= $avail) {
		451	$busy = 0;
369	my $job = splice @SLOT_QUEUE, $_, 1, ();	452	my $job = splice @SLOT_QUEUE, $_, 1, ();
370	$job->[2]->send;	453	$job->[2]->send;
371	Coro::cede;	454	Coro::cede;
372	goto next_job;	455	goto next_job;
373	}	456	} else {
		457	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
374	}	458	}
375	}	459	}
376		460
377	if (@SLOT_QUEUE) {	461	if (@SLOT_QUEUE) {
378	# 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
379	push @cf::WAIT_FOR_TICK, $signal;	463	push @cf::WAIT_FOR_TICK, $signal;
380	$signal->wait;	464	$signal->wait;
381	} else {	465	} else {
		466	$busy = 0;
382	Coro::schedule;	467	Coro::schedule;
383	}	468	}
384	}	469	}
385	};	470	};
386		471
387	sub get_slot($;$$) {	472	sub get_slot($;$$) {
		473	return if tick_inhibit || $Coro::current == $Coro::main;
		474
388	my ($time, $pri, $name) = @_;	475	my ($time, $pri, $name) = @_;
389		476
390	$time = $TICK * .6 if $time > $TICK * .6;	477	$time = clamp $time, 0.01, $TICK * .6;
		478
391	my $sig = new Coro::Signal;	479	my $sig = new Coro::Signal;
392		480
393	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	481	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
394	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	482	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
395	$SLOT_QUEUE->ready;	483	$SLOT_QUEUE->ready;
…		…
406		494
407	BEGIN { *async = \&Coro::async_pool }	495	BEGIN { *async = \&Coro::async_pool }
408		496
409	=item cf::sync_job { BLOCK }	497	=item cf::sync_job { BLOCK }
410		498
411	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	499	The design of Deliantra requires that the main coroutine ($Coro::main)
412	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
413	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
414	acceptable.	502	acceptable.
415		503
416	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
417	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
…		…
422		510
423	sub sync_job(&) {	511	sub sync_job(&) {
424	my ($job) = @_;	512	my ($job) = @_;
425		513
426	if ($Coro::current == $Coro::main) {	514	if ($Coro::current == $Coro::main) {
427	my $time = Event::time;	515	my $time = AE::time;
428		516
429	# this is the main coro, too bad, we have to block	517	# this is the main coro, too bad, we have to block
430	# till the operation succeeds, freezing the server :/	518	# till the operation succeeds, freezing the server :/
431		519
432	# TODO: use suspend/resume instead	520	LOG llevError, Carp::longmess "sync job";#d#
433	# (but this is cancel-safe)	521
434	my $freeze_guard = freeze_mainloop;	522	my $freeze_guard = freeze_mainloop;
435		523
436	my $busy = 1;	524	my $busy = 1;
437	my @res;	525	my @res;
438		526
…		…
442	warn $@ if $@;	530	warn $@ if $@;
443	undef $busy;	531	undef $busy;
444	})->prio (Coro::PRIO_MAX);	532	})->prio (Coro::PRIO_MAX);
445		533
446	while ($busy) {	534	while ($busy) {
447	Coro::cede or Event::one_event;	535	if (Coro::nready) {
		536	Coro::cede_notself;
		537	} else {
		538	EV::loop EV::LOOP_ONESHOT;
448	}	539	}
		540	}
449		541
450	$time = Event::time - $time;	542	my $time = AE::time - $time;
451		543
452	LOG llevError | logBacktrace, Carp::longmess "long sync job"
453	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
454
455	$tick_start += $time; # do not account sync jobs to server load	544	$TICK_START += $time; # do not account sync jobs to server load
456		545
457	wantarray ? @res : $res[0]	546	wantarray ? @res : $res[0]
458	} else {	547	} else {
459	# we are in another coroutine, how wonderful, everything just works	548	# we are in another coroutine, how wonderful, everything just works
460		549
…		…
485	=item fork_call { }, $args	574	=item fork_call { }, $args
486		575
487	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
488	process, returning the results. Everything must be serialisable with	577	process, returning the results. Everything must be serialisable with
489	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
490	never block itself or use any form of Event handling.	579	never block itself or use any form of event handling.
491		580
492	=cut	581	=cut
493		582
494	sub fork_call(&@) {	583	sub fork_call(&@) {
495	my ($cb, @args) = @_;	584	my ($cb, @args) = @_;
…		…
502	reset_signals;	591	reset_signals;
503	&$cb	592	&$cb
504	}, @args;	593	}, @args;
505		594
506	wantarray ? @res : $res[-1]	595	wantarray ? @res : $res[-1]
		596	}
		597
		598	sub objinfo {
		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
507	}	634	}
508		635
509	=item $value = cf::db_get $family => $key	636	=item $value = cf::db_get $family => $key
510		637
511	Returns a single value from the environment database.	638	Returns a single value from the environment database.
…		…
650		777
651	#############################################################################	778	#############################################################################
652		779
653	=head2 ATTACHABLE OBJECTS	780	=head2 ATTACHABLE OBJECTS
654		781
655	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
656	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")
657	to it. All such attachable objects support the following methods.	784	to it. All such attachable objects support the following methods.
658		785
659	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>
660	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
661	Crossfire TRT).	788	Deliantra).
662		789
663	=over 4	790	=over 4
664		791
665	=item $attachable->attach ($attachment, key => $value...)	792	=item $attachable->attach ($attachment, key => $value...)
666		793
…		…
710	=item cf::CLASS::attachment $name, ...	837	=item cf::CLASS::attachment $name, ...
711		838
712	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
713	given CLASS can refer to this attachment.	840	given CLASS can refer to this attachment.
714		841
715	Some classes such as crossfire maps and objects can specify attachments	842	Some classes such as deliantra maps and objects can specify attachments
716	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.
717		844
718	These calls expect any number of the following handler/hook descriptions:	845	These calls expect any number of the following handler/hook descriptions:
719		846
720	=over 4	847	=over 4
…		…
948	}	1075	}
949		1076
950	0	1077	0
951	}	1078	}
952		1079
953	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1080	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
954		1081
955	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1082	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
956		1083
957	Generate an object-specific event with the given arguments.	1084	Generate an object-specific event with the given arguments.
958		1085
…		…
964		1091
965	=cut	1092	=cut
966		1093
967	#############################################################################	1094	#############################################################################
968	# object support	1095	# object support
969	#
970		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#
971	sub _can_merge {	1130	sub _can_merge {
972	my ($ob1, $ob2) = @_;	1131	my ($ob1, $ob2) = @_;
973		1132
974	local $Storable::canonical = 1;	1133	++$SLOW_MERGES;#d#
975	my $fob1 = Storable::freeze $ob1;
976	my $fob2 = Storable::freeze $ob2;
977		1134
978	$fob1 eq $fob2	1135	# we do the slow way here
		1136	return _object_equal $ob1, $ob2
979	}	1137	}
980		1138
981	sub reattach {	1139	sub reattach {
982	# basically do the same as instantiate, without calling instantiate	1140	# basically do the same as instantiate, without calling instantiate
983	my ($obj) = @_;	1141	my ($obj) = @_;
984		1142
		1143	# no longer needed after getting rid of delete_package?
985	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
986		1145
987	my $registry = $obj->registry;	1146	my $registry = $obj->registry;
988		1147
989	@$registry = ();	1148	@$registry = ();
990		1149
…		…
1005	cf::attachable->attach (	1164	cf::attachable->attach (
1006	prio => -1000000,	1165	prio => -1000000,
1007	on_instantiate => sub {	1166	on_instantiate => sub {
1008	my ($obj, $data) = @_;	1167	my ($obj, $data) = @_;
1009		1168
1010	$data = from_json $data;	1169	$data = decode_json $data;
1011		1170
1012	for (@$data) {	1171	for (@$data) {
1013	my ($name, $args) = @$_;	1172	my ($name, $args) = @$_;
1014		1173
1015	$obj->attach ($name, %{$args || {} });	1174	$obj->attach ($name, %{$args || {} });
…		…
1036	utf8::decode (my $decname = $filename);	1195	utf8::decode (my $decname = $filename);
1037	warn sprintf "saving %s (%d,%d)\n",	1196	warn sprintf "saving %s (%d,%d)\n",
1038	$decname, length $$rdata, scalar @$objs;	1197	$decname, length $$rdata, scalar @$objs;
1039		1198
1040	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1199	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1041	chmod SAVE_MODE, $fh;	1200	aio_chmod $fh, SAVE_MODE;
1042	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1201	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1043	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	}
1044	close $fh;	1206	aio_close $fh;
1045		1207
1046	if (@$objs) {	1208	if (@$objs) {
1047	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) {
1048	chmod SAVE_MODE, $fh;	1210	aio_chmod $fh, SAVE_MODE;
1049	my $data = Storable::nfreeze { version => 1, objs => $objs };	1211	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1050	aio_write $fh, 0, (length $data), $data, 0;	1212	aio_write $fh, 0, (length $data), $data, 0;
1051	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	}
1052	close $fh;	1217	aio_close $fh;
1053	aio_rename "$filename.pst~", "$filename.pst";	1218	aio_rename "$filename.pst~", "$filename.pst";
1054	}	1219	}
1055	} else {	1220	} else {
1056	aio_unlink "$filename.pst";	1221	aio_unlink "$filename.pst";
1057	}	1222	}
1058		1223
1059	aio_rename "$filename~", $filename;	1224	aio_rename "$filename~", $filename;
		1225
		1226	$filename =~ s%/[^/]+$%%;
		1227	aio_pathsync $filename if $cf::USE_FSYNC;
1060	} else {	1228	} else {
1061	warn "FATAL: $filename~: $!\n";	1229	warn "unable to save objects: $filename~: $!\n";
1062	}	1230	}
1063	} else {	1231	} else {
1064	aio_unlink $filename;	1232	aio_unlink $filename;
1065	aio_unlink "$filename.pst";	1233	aio_unlink "$filename.pst";
1066	}	1234	}
…		…
1085		1253
1086	unless (aio_stat "$filename.pst") {	1254	unless (aio_stat "$filename.pst") {
1087	(aio_load "$filename.pst", $av) >= 0	1255	(aio_load "$filename.pst", $av) >= 0
1088	or return;	1256	or return;
1089		1257
1090	$av = eval { (Storable::thaw $av)->{objs} };	1258	my $st = eval { Coro::Storable::thaw $av };
		1259	$av = $st->{objs};
1091	}	1260	}
1092		1261
1093	utf8::decode (my $decname = $filename);	1262	utf8::decode (my $decname = $filename);
1094	warn sprintf "loading %s (%d,%d)\n",	1263	warn sprintf "loading %s (%d,%d)\n",
1095	$decname, length $data, scalar @{$av || []};	1264	$decname, length $data, scalar @{$av || []};
…		…
1156	my ($name, $cb) = @_;	1325	my ($name, $cb) = @_;
1157		1326
1158	$EXTICMD{$name} = $cb;	1327	$EXTICMD{$name} = $cb;
1159	}	1328	}
1160		1329
		1330	use File::Glob ();
		1331
1161	cf::player->attach (	1332	cf::player->attach (
1162	on_command => sub {	1333	on_unknown_command => sub {
1163	my ($pl, $name, $params) = @_;	1334	my ($pl, $name, $params) = @_;
1164		1335
1165	my $cb = $COMMAND{$name}	1336	my $cb = $COMMAND{$name}
1166	or return;	1337	or return;
1167		1338
…		…
1197		1368
1198	cf::override;	1369	cf::override;
1199	},	1370	},
1200	);	1371	);
1201		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	}
		1385
1202	sub load_extensions {	1386	sub load_extensions {
1203	cf::sync_job {	1387	cf::sync_job {
1204	my %todo;	1388	my %todo;
1205		1389
1206	for my $path (<$LIBDIR/*.ext>) {	1390	for my $path (<$LIBDIR/*.ext>) {
…		…
1225		1409
1226	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1410	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1227	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1411	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1228		1412
1229	$ext{source} =	1413	$ext{source} =
1230	"package $pkg; use strict; use utf8;\n"	1414	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1231	. "#line 1 \"$path\"\n{\n"	1415	. "#line 1 \"$path\"\n{\n"
1232	. $source	1416	. $source
1233	. "\n};\n1";	1417	. "\n};\n1";
1234		1418
1235	$todo{$base} = \%ext;	1419	$todo{$base} = \%ext;
1236	}	1420	}
1237		1421
		1422	my $pass = 0;
1238	my %done;	1423	my %done;
1239	while (%todo) {	1424	while (%todo) {
1240	my $progress;	1425	my $progress;
1241		1426
		1427	++$pass;
		1428
		1429	ext:
1242	while (my ($k, $v) = each %todo) {	1430	while (my ($k, $v) = each %todo) {
1243	for (split /,\s*/, $v->{meta}{depends}) {	1431	for (split /,\s*/, $v->{meta}{depends}) {
1244	goto skip	1432	next ext
1245	unless exists $done{$_};	1433	unless exists $done{$_};
1246	}	1434	}
1247		1435
1248	warn "... loading '$k' into '$v->{pkg}'\n";	1436	warn "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1249		1437
1250	unless (eval $v->{source}) {	1438	my $active = eval $v->{source};
		1439
		1440	if (length $@) {
1251	my $msg = $@ ? "$v->{path}: $@\n"	1441	warn "$v->{path}: $@\n";
1252	: "$v->{base}: extension inactive.\n";
1253		1442
		1443	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1254	if (exists $v->{meta}{mandatory}) {	1444	if exists $v->{meta}{mandatory};
1255	warn $msg;	1445
1256	warn "mandatory extension failed to load, exiting.\n";	1446	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1257	exit 1;	1447	delete $todo{$k};
1258	}	1448	} else {
1259		1449	$done{$k} = delete $todo{$k};
1260	warn $msg;	1450	push @EXTS, $v->{pkg};
		1451	$progress = 1;
		1452
		1453	warn "$v->{base}: extension inactive.\n"
		1454	unless $active;
1261	}	1455	}
1262
1263	$done{$k} = delete $todo{$k};
1264	push @EXTS, $v->{pkg};
1265	$progress = 1;
1266	}	1456	}
1267		1457
1268	skip:	1458	unless ($progress) {
1269	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1459	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1270	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	}
1271	}	1466	}
1272	};	1467	};
1273	}	1468	}
1274		1469
1275	#############################################################################	1470	#############################################################################
1276		1471
1277	=back	1472	=back
1278		1473
1279	=head2 CORE EXTENSIONS	1474	=head2 CORE EXTENSIONS
1280		1475
1281	Functions and methods that extend core crossfire objects.	1476	Functions and methods that extend core deliantra objects.
1282		1477
1283	=cut	1478	=cut
1284		1479
1285	package cf::player;	1480	package cf::player;
1286		1481
…		…
1329		1524
1330	sub exists($) {	1525	sub exists($) {
1331	my ($login) = @_;	1526	my ($login) = @_;
1332		1527
1333	$cf::PLAYER{$login}	1528	$cf::PLAYER{$login}
1334	or cf::sync_job { !aio_stat path $login }	1529	or !aio_stat path $login
1335	}	1530	}
1336		1531
1337	sub find($) {	1532	sub find($) {
1338	return $cf::PLAYER{$_[0]} || do {	1533	return $cf::PLAYER{$_[0]} || do {
1339	my $login = $_[0];	1534	my $login = $_[0];
…		…
1351	my $f = new_from_file cf::object::thawer path $login	1546	my $f = new_from_file cf::object::thawer path $login
1352	or return;	1547	or return;
1353		1548
1354	my $pl = cf::player::load_pl $f	1549	my $pl = cf::player::load_pl $f
1355	or return;	1550	or return;
		1551
1356	local $cf::PLAYER_LOADING{$login} = $pl;	1552	local $cf::PLAYER_LOADING{$login} = $pl;
1357	$f->resolve_delayed_derefs;	1553	$f->resolve_delayed_derefs;
1358	$cf::PLAYER{$login} = $pl	1554	$cf::PLAYER{$login} = $pl
1359	}	1555	}
1360	}	1556	}
1361	}	1557	}
1362		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	);
		1571
1363	sub save($) {	1572	sub save($) {
1364	my ($pl) = @_;	1573	my ($pl) = @_;
1365		1574
1366	return if $pl->{deny_save};	1575	return if $pl->{deny_save};
1367		1576
…		…
1370		1579
1371	return if $pl->{deny_save};	1580	return if $pl->{deny_save};
1372		1581
1373	aio_mkdir playerdir $pl, 0770;	1582	aio_mkdir playerdir $pl, 0770;
1374	$pl->{last_save} = $cf::RUNTIME;	1583	$pl->{last_save} = $cf::RUNTIME;
		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];
1375		1589
1376	$pl->save_pl ($path);	1590	$pl->save_pl ($path);
1377	cf::cede_to_tick;	1591	cf::cede_to_tick;
1378	}	1592	}
1379		1593
…		…
1411	my ($pl) = @_;	1625	my ($pl) = @_;
1412		1626
1413	my $name = $pl->ob->name;	1627	my $name = $pl->ob->name;
1414		1628
1415	$pl->{deny_save} = 1;	1629	$pl->{deny_save} = 1;
1416	$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
1417		1631
1418	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1632	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1419	$pl->deactivate;	1633	$pl->deactivate;
		1634	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1635	$pl->ob->check_score;
1420	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1636	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1421	$pl->ns->destroy if $pl->ns;	1637	$pl->ns->destroy if $pl->ns;
1422		1638
1423	my $path = playerdir $pl;	1639	my $path = playerdir $pl;
1424	my $temp = "$path~$cf::RUNTIME~deleting~";	1640	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1463		1679
1464	for my $login (@$dirs) {	1680	for my $login (@$dirs) {
1465	my $path = path $login;	1681	my $path = path $login;
1466		1682
1467	# a .pst is a dead give-away for a valid player	1683	# a .pst is a dead give-away for a valid player
1468	unless (-e "$path.pst") {	1684	# if no pst file found, open and chekc for blocked users
		1685	if (aio_stat "$path.pst") {
1469	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1686	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1470	aio_read $fh, 0, 512, my $buf, 0 or next;	1687	aio_read $fh, 0, 512, my $buf, 0 or next;
1471	$buf !~ /^password -------------$/m or next; # official not-valid tag	1688	$buf !~ /^password -------------$/m or next; # official not-valid tag
1472	}	1689	}
1473		1690
…		…
1477		1694
1478	\@logins	1695	\@logins
1479	}	1696	}
1480		1697
1481	=item $player->maps	1698	=item $player->maps
		1699
		1700	=item cf::player::maps $login
1482		1701
1483	Returns an arrayref of map paths that are private for this	1702	Returns an arrayref of map paths that are private for this
1484	player. May block.	1703	player. May block.
1485		1704
1486	=cut	1705	=cut
…		…
1504	}	1723	}
1505		1724
1506	\@paths	1725	\@paths
1507	}	1726	}
1508		1727
1509	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1728	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1510		1729
1511	Expand crossfire pod fragments into protocol xml.	1730	Expand deliantra pod fragments into protocol xml.
1512
1513	=cut
1514
1515	sub expand_cfpod {
1516	((my $self), (local $_)) = @_;
1517
1518	# escape & and <
1519	s/&/&amp;/g;
1520	s/(?<![BIUGHT])</&lt;/g;
1521
1522	# this is buggy, it needs to properly take care of nested <'s
1523
1524	1 while
1525	# replace B<>, I<>, U<> etc.
1526	s/B<([^\>]*)>/<b>$1<\/b>/
1527	|| s/I<([^\>]*)>/<i>$1<\/i>/
1528	|| s/U<([^\>]*)>/<u>$1<\/u>/
1529	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1530	# replace G<male|female> tags
1531	|| s{G<([^>|]*)\|([^>]*)>}{
1532	$self->gender ? $2 : $1
1533	}ge
1534	# replace H<hint text>
1535	|| s{H<([^\>]*)>}
1536	{
1537	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1538	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1539	"")
1540	[$self->{hintmode}]
1541	}ge;
1542
1543	# create single paragraphs (very hackish)
1544	s/(?<=\S)\n(?=\w)/ /g;
1545
1546	# compress some whitespace
1547	s/\s+\n/\n/g; # ws line-ends
1548	s/\n\n+/\n/g; # double lines
1549	s/^\n+//; # beginning lines
1550	s/\n+$//; # ending lines
1551
1552	$_
1553	}
1554
1555	sub hintmode {
1556	$_[0]{hintmode} = $_[1] if @_ > 1;
1557	$_[0]{hintmode}
1558	}
1559		1731
1560	=item $player->ext_reply ($msgid, @msg)	1732	=item $player->ext_reply ($msgid, @msg)
1561		1733
1562	Sends an ext reply to the player.	1734	Sends an ext reply to the player.
1563		1735
…		…
1595		1767
1596	=cut	1768	=cut
1597		1769
1598	sub find_by_path($) {	1770	sub find_by_path($) {
1599	my ($path) = @_;	1771	my ($path) = @_;
		1772
		1773	$path =~ s/^~[^\/]*//; # skip ~login
1600		1774
1601	my ($match, $specificity);	1775	my ($match, $specificity);
1602		1776
1603	for my $region (list) {	1777	for my $region (list) {
1604	if ($region->{match} && $path =~ $region->{match}) {	1778	if ($region->{match} && $path =~ $region->{match}) {
…		…
1630	our $MAX_RESET = 3600;	1804	our $MAX_RESET = 3600;
1631	our $DEFAULT_RESET = 3000;	1805	our $DEFAULT_RESET = 3000;
1632		1806
1633	sub generate_random_map {	1807	sub generate_random_map {
1634	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
1635	# mit "rum" bekleckern, nicht	1812	# mit "rum" bekleckern, nicht
1636	$self->_create_random_map (	1813	$self->_create_random_map (
1637	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1814	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1638	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1815	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1639	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1816	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1640	$rmp->{exit_on_final_map},	1817	$rmp->{exit_on_final_map},
1641	$rmp->{xsize}, $rmp->{ysize},	1818	$rmp->{xsize}, $rmp->{ysize},
1642	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1819	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1643	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1820	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1761		1938
1762	# the temporary/swap location	1939	# the temporary/swap location
1763	sub save_path {	1940	sub save_path {
1764	my ($self) = @_;	1941	my ($self) = @_;
1765		1942
1766	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1943	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1767	"$TMPDIR/$path.map"	1944	"$TMPDIR/$path.map"
1768	}	1945	}
1769		1946
1770	# the unique path, undef == no special unique path	1947	# the unique path, undef == no special unique path
1771	sub uniq_path {	1948	sub uniq_path {
1772	my ($self) = @_;	1949	my ($self) = @_;
1773		1950
1774	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1951	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1775	"$UNIQUEDIR/$path"	1952	"$UNIQUEDIR/$path"
1776	}
1777
1778	# and all this just because we cannot iterate over
1779	# all maps in C++...
1780	sub change_all_map_light {
1781	my ($change) = @_;
1782
1783	$_->change_map_light ($change)
1784	for grep $_->outdoor, values %cf::MAP;
1785	}	1953	}
1786		1954
1787	sub decay_objects {	1955	sub decay_objects {
1788	my ($self) = @_;	1956	my ($self) = @_;
1789		1957
…		…
1873	sub find {	2041	sub find {
1874	my ($path, $origin) = @_;	2042	my ($path, $origin) = @_;
1875		2043
1876	$path = normalise $path, $origin && $origin->path;	2044	$path = normalise $path, $origin && $origin->path;
1877		2045
1878	cf::lock_wait "map_data:$path";#d#remove	2046	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1879	cf::lock_wait "map_find:$path";	2047	my $guard2 = cf::lock_acquire "map_find:$path";
1880		2048
1881	$cf::MAP{$path} || do {	2049	$cf::MAP{$path} || do {
1882	my $guard1 = cf::lock_acquire "map_find:$path";
1883	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1884
1885	my $map = new_from_path cf::map $path	2050	my $map = new_from_path cf::map $path
1886	or return;	2051	or return;
1887		2052
1888	$map->{last_save} = $cf::RUNTIME;	2053	$map->{last_save} = $cf::RUNTIME;
1889		2054
…		…
1891	or return;	2056	or return;
1892		2057
1893	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2058	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1894	# doing this can freeze the server in a sync job, obviously	2059	# doing this can freeze the server in a sync job, obviously
1895	#$cf::WAIT_FOR_TICK->wait;	2060	#$cf::WAIT_FOR_TICK->wait;
		2061	undef $guard2;
1896	undef $guard1;	2062	undef $guard1;
1897	undef $guard2;
1898	$map->reset;	2063	$map->reset;
1899	return find $path;	2064	return find $path;
1900	}	2065	}
1901		2066
1902	$cf::MAP{$path} = $map	2067	$cf::MAP{$path} = $map
1903	}	2068	}
1904	}	2069	}
1905		2070
1906	sub pre_load { }	2071	sub pre_load { }
1907	sub post_load { }	2072	#sub post_load { } # XS
1908		2073
1909	sub load {	2074	sub load {
1910	my ($self) = @_;	2075	my ($self) = @_;
1911		2076
1912	local $self->{deny_reset} = 1; # loading can take a long time	2077	local $self->{deny_reset} = 1; # loading can take a long time
…		…
1929	my $f = new_from_file cf::object::thawer $self->{load_path};	2094	my $f = new_from_file cf::object::thawer $self->{load_path};
1930	$f->skip_block;	2095	$f->skip_block;
1931	$self->_load_objects ($f)	2096	$self->_load_objects ($f)
1932	or return;	2097	or return;
1933		2098
1934	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2099	$self->post_load_original
1935	if delete $self->{load_original};	2100	if delete $self->{load_original};
1936		2101
1937	if (my $uniq = $self->uniq_path) {	2102	if (my $uniq = $self->uniq_path) {
1938	utf8::encode $uniq;	2103	utf8::encode $uniq;
1939	unless (aio_stat $uniq) {	2104	unless (aio_stat $uniq) {
…		…
1957	unless ($self->{deny_activate}) {	2122	unless ($self->{deny_activate}) {
1958	$self->decay_objects;	2123	$self->decay_objects;
1959	$self->fix_auto_apply;	2124	$self->fix_auto_apply;
1960	$self->update_buttons;	2125	$self->update_buttons;
1961	cf::cede_to_tick;	2126	cf::cede_to_tick;
1962	$self->set_darkness_map;
1963	cf::cede_to_tick;
1964	$self->activate;	2127	$self->activate;
1965	}	2128	}
1966		2129
1967	$self->{last_save} = $cf::RUNTIME;	2130	$self->{last_save} = $cf::RUNTIME;
1968	$self->last_access ($cf::RUNTIME);	2131	$self->last_access ($cf::RUNTIME);
1969		2132
1970	$self->in_memory (cf::MAP_IN_MEMORY);	2133	$self->in_memory (cf::MAP_ACTIVE);
1971	}	2134	}
1972		2135
1973	$self->post_load;	2136	$self->post_load;
1974	}	2137	}
1975		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
1976	sub customise_for {	2142	sub customise_for {
1977	my ($self, $ob) = @_;	2143	my ($self, $ob) = @_;
1978		2144
1979	return find "~" . $ob->name . "/" . $self->{path}	2145	return find "~" . $ob->name . "/" . $self->{path}
1980	if $self->per_player;	2146	if $self->per_player;
…		…
2033	my ($path, $origin, $load) = @_;	2199	my ($path, $origin, $load) = @_;
2034		2200
2035	$path = normalise $path, $origin && $origin->{path};	2201	$path = normalise $path, $origin && $origin->{path};
2036		2202
2037	if (my $map = $cf::MAP{$path}) {	2203	if (my $map = $cf::MAP{$path}) {
2038	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2204	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2039	}	2205	}
2040		2206
2041	$MAP_PREFETCH{$path} |= $load;	2207	$MAP_PREFETCH{$path} |= $load;
2042		2208
2043	$MAP_PREFETCHER ||= cf::async {	2209	$MAP_PREFETCHER ||= cf::async {
…		…
2057	$MAP_PREFETCHER->prio (6);	2223	$MAP_PREFETCHER->prio (6);
2058		2224
2059	()	2225	()
2060	}	2226	}
2061		2227
		2228	# common code, used by both ->save and ->swapout
2062	sub save {	2229	sub _save {
2063	my ($self) = @_;	2230	my ($self) = @_;
2064
2065	my $lock = cf::lock_acquire "map_data:$self->{path}";
2066		2231
2067	$self->{last_save} = $cf::RUNTIME;	2232	$self->{last_save} = $cf::RUNTIME;
2068		2233
2069	return unless $self->dirty;	2234	return unless $self->dirty;
2070		2235
…		…
2079		2244
2080	cf::async {	2245	cf::async {
2081	$Coro::current->{desc} = "map player save";	2246	$Coro::current->{desc} = "map player save";
2082	$_->contr->save for $self->players;	2247	$_->contr->save for $self->players;
2083	};	2248	};
		2249
		2250	cf::get_slot 0.02;
2084		2251
2085	if ($uniq) {	2252	if ($uniq) {
2086	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2253	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2087	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2254	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2088	} else {	2255	} else {
2089	$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);
2090	}	2257	}
2091	}	2258	}
2092		2259
		2260	sub save {
		2261	my ($self) = @_;
		2262
		2263	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2264
		2265	$self->_save;
		2266	}
		2267
2093	sub swap_out {	2268	sub swap_out {
2094	my ($self) = @_;	2269	my ($self) = @_;
2095		2270
2096	# save first because save cedes
2097	$self->save;
2098
2099	my $lock = cf::lock_acquire "map_data:$self->{path}";	2271	my $lock = cf::lock_acquire "map_data:$self->{path}";
2100		2272
		2273	return if $self->in_memory != cf::MAP_ACTIVE;
		2274	return if $self->{deny_save};
2101	return if $self->players;	2275	return if $self->players;
2102	return if $self->in_memory != cf::MAP_IN_MEMORY;
2103	return if $self->{deny_save};
2104		2276
2105	$self->in_memory (cf::MAP_SWAPPED);	2277	# first deactivate the map and "unlink" it from the core
2106
2107	$self->deactivate;	2278	$self->deactivate;
2108	$_->clear_links_to ($self) for values %cf::MAP;	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
2109	$self->clear;	2286	$self->clear;
2110	}	2287	}
2111		2288
2112	sub reset_at {	2289	sub reset_at {
2113	my ($self) = @_;	2290	my ($self) = @_;
…		…
2132		2309
2133	my $lock = cf::lock_acquire "map_data:$self->{path}";	2310	my $lock = cf::lock_acquire "map_data:$self->{path}";
2134		2311
2135	return if $self->players;	2312	return if $self->players;
2136		2313
2137	warn "resetting map ", $self->path;	2314	warn "resetting map ", $self->path, "\n";
2138		2315
2139	$self->in_memory (cf::MAP_SWAPPED);	2316	$self->in_memory (cf::MAP_SWAPPED);
2140		2317
2141	# need to save uniques path	2318	# need to save uniques path
2142	unless ($self->{deny_save}) {	2319	unless ($self->{deny_save}) {
…		…
2225		2402
2226	sub unique_maps() {	2403	sub unique_maps() {
2227	[	2404	[
2228	map {	2405	map {
2229	utf8::decode $_;	2406	utf8::decode $_;
2230	/\.map$/	2407	s/\.map$//; # TODO future compatibility hack
		2408	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2409	? ()
2231	? normalise $_	2410	: normalise $_
2232	: ()
2233	} @{ aio_readdir $UNIQUEDIR or [] }	2411	} @{ aio_readdir $UNIQUEDIR or [] }
2234	]	2412	]
2235	}	2413	}
2236		2414
2237	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	}
2238		2446
2239	=back	2447	=back
2240		2448
2241	=head3 cf::object	2449	=head3 cf::object
2242		2450
…		…
2246		2454
2247	=over 4	2455	=over 4
2248		2456
2249	=item $ob->inv_recursive	2457	=item $ob->inv_recursive
2250		2458
2251	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.
2252		2461
2253	=cut	2462	=cut
2254		2463
2255	sub inv_recursive_;	2464	sub inv_recursive_;
2256	sub inv_recursive_ {	2465	sub inv_recursive_ {
…		…
2261	inv_recursive_ inv $_[0]	2470	inv_recursive_ inv $_[0]
2262	}	2471	}
2263		2472
2264	=item $ref = $ob->ref	2473	=item $ref = $ob->ref
2265		2474
2266	creates and returns a persistent reference to an objetc that can be stored as a string.	2475	Creates and returns a persistent reference to an object that can be stored as a string.
2267		2476
2268	=item $ob = cf::object::deref ($refstring)	2477	=item $ob = cf::object::deref ($refstring)
2269		2478
2270	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2479	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2271	even if the object actually exists. May block.	2480	even if the object actually exists. May block.
…		…
2303	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
2304	dialogue with the given NPC character.	2513	dialogue with the given NPC character.
2305		2514
2306	=cut	2515	=cut
2307		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	};
		2530
2308	# rough implementation of a future "reply" method that works	2531	# rough implementation of a future "reply" method that works
2309	# with dialog boxes.	2532	# with dialog boxes.
2310	#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
2311	sub cf::object::player::reply($$$;$) {	2534	sub cf::object::player::reply($$$;$) {
2312	my ($self, $npc, $msg, $flags) = @_;	2535	my ($self, $npc, $msg, $flags) = @_;
…		…
2323	my $dialog = $pl->{npc_dialog};	2546	my $dialog = $pl->{npc_dialog};
2324	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2547	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2325		2548
2326	} else {	2549	} else {
2327	$msg = $npc->name . " says: $msg" if $npc;	2550	$msg = $npc->name . " says: $msg" if $npc;
2328	$self->message ($msg, $flags);	2551	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2329	}	2552	}
2330	}	2553	}
2331	}	2554	}
2332		2555
2333	=item $object->send_msg ($channel, $msg, $color, [extra...])	2556	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2358		2581
2359	=item $player_object->enter_link	2582	=item $player_object->enter_link
2360		2583
2361	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}>).
2362		2585
2363	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.
2364	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.
2365		2590
2366	Will never block.	2591	Will never block.
2367		2592
2368	=item $player_object->leave_link ($map, $x, $y)	2593	=item $player_object->leave_link ($map, $x, $y)
2369		2594
…		…
2394	return if UNIVERSAL::isa $self->map, "ext::map_link";	2619	return if UNIVERSAL::isa $self->map, "ext::map_link";
2395		2620
2396	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2621	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2397	if $self->map && $self->map->{path} ne "{link}";	2622	if $self->map && $self->map->{path} ne "{link}";
2398		2623
2399	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2624	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2400	}	2625	}
2401		2626
2402	sub cf::object::player::leave_link {	2627	sub cf::object::player::leave_link {
2403	my ($self, $map, $x, $y) = @_;	2628	my ($self, $map, $x, $y) = @_;
2404		2629
…		…
2421	($x, $y) = (-1, -1)	2646	($x, $y) = (-1, -1)
2422	unless (defined $x) && (defined $y);	2647	unless (defined $x) && (defined $y);
2423		2648
2424	# use -1 or undef as default coordinates, not 0, 0	2649	# use -1 or undef as default coordinates, not 0, 0
2425	($x, $y) = ($map->enter_x, $map->enter_y)	2650	($x, $y) = ($map->enter_x, $map->enter_y)
2426	if $x <=0 && $y <= 0;	2651	if $x <= 0 && $y <= 0;
2427		2652
2428	$map->load;	2653	$map->load;
2429	$map->load_neighbours;	2654	$map->load_neighbours;
2430		2655
2431	return unless $self->contr->active;	2656	return unless $self->contr->active;
2432	$self->activate_recursive;
2433		2657
2434	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2658	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2435	$self->enter_map ($map, $x, $y);	2659	$self->enter_map ($map, $x, $y);
		2660
		2661	# only activate afterwards, to support waiting in hooks
		2662	$self->activate_recursive;
2436	}	2663	}
2437		2664
2438	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2665	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2439		2666
2440	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
2441	her, loading and preparing them map, calling the provided $check callback	2668	her, loading and preparing them map, calling the provided $check callback
2442	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
2443	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
2444	be called at the end of this process.	2671	be called at the end of this process.
		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 >>.
2445		2675
2446	=cut	2676	=cut
2447		2677
2448	our $GOTOGEN;	2678	our $GOTOGEN;
2449		2679
…		…
2528	}	2758	}
2529		2759
2530	sub prepare_random_map {	2760	sub prepare_random_map {
2531	my ($exit) = @_;	2761	my ($exit) = @_;
2532		2762
2533	my $guard = cf::lock_acquire "exit_prepare:$exit";
2534
2535	# all this does is basically replace the /! path by	2763	# all this does is basically replace the /! path by
2536	# a new random map path (?random/...) with a seed	2764	# a new random map path (?random/...) with a seed
2537	# that depends on the exit object	2765	# that depends on the exit object
2538		2766
2539	my $rmp = parse_random_map_params $exit->msg;	2767	my $rmp = parse_random_map_params $exit->msg;
…		…
2541	if ($exit->map) {	2769	if ($exit->map) {
2542	$rmp->{region} = $exit->region->name;	2770	$rmp->{region} = $exit->region->name;
2543	$rmp->{origin_map} = $exit->map->path;	2771	$rmp->{origin_map} = $exit->map->path;
2544	$rmp->{origin_x} = $exit->x;	2772	$rmp->{origin_x} = $exit->x;
2545	$rmp->{origin_y} = $exit->y;	2773	$rmp->{origin_y} = $exit->y;
		2774
		2775	$exit->map->touch;
2546	}	2776	}
2547		2777
2548	$rmp->{random_seed} ||= $exit->random_seed;	2778	$rmp->{random_seed} ||= $exit->random_seed;
2549		2779
2550	my $data = cf::to_json $rmp;	2780	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2551	my $md5 = Digest::MD5::md5_hex $data;	2781	my $md5 = Digest::MD5::md5_hex $data;
2552	my $meta = "$RANDOMDIR/$md5.meta";	2782	my $meta = "$RANDOMDIR/$md5.meta";
2553		2783
2554	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2784	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2555	aio_write $fh, 0, (length $data), $data, 0;	2785	aio_write $fh, 0, (length $data), $data, 0;
2556	undef $fh;	2786	undef $fh;
2557	aio_rename "$meta~", $meta;	2787	aio_rename "$meta~", $meta;
2558		2788
		2789	my $slaying = "?random/$md5";
		2790
		2791	if ($exit->valid) {
2559	$exit->slaying ("?random/$md5");	2792	$exit->slaying ("?random/$md5");
2560	$exit->msg (undef);	2793	$exit->msg (undef);
		2794	}
2561	}	2795	}
2562	}	2796	}
2563		2797
2564	sub cf::object::player::enter_exit {	2798	sub cf::object::player::enter_exit {
2565	my ($self, $exit) = @_;	2799	my ($self, $exit) = @_;
2566		2800
2567	return unless $self->type == cf::PLAYER;	2801	return unless $self->type == cf::PLAYER;
2568		2802
2569	if ($exit->slaying eq "/!") {
2570	#TODO: this should de-fi-ni-te-ly not be a sync-job
2571	# the problem is that $exit might not survive long enough
2572	# so it needs to be done right now, right here
2573	cf::sync_job { prepare_random_map $exit };
2574	}
2575
2576	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2577	my $hp = $exit->stats->hp;
2578	my $sp = $exit->stats->sp;
2579
2580	$self->enter_link;	2803	$self->enter_link;
2581		2804
2582	# if exit is damned, update players death & WoR home-position
2583	$self->contr->savebed ($slaying, $hp, $sp)
2584	if $exit->flag (FLAG_DAMNED);
2585
2586	(async {	2805	(async {
2587	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2806	$Coro::current->{desc} = "enter_exit";
2588		2807
2589	$self->deactivate_recursive; # just to be sure
2590	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
2591	$self->goto ($slaying, $hp, $sp);	2823	$self->goto ($map, $x, $y);
2592		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
2593	1;	2829	1
2594	}) {	2830	}) {
2595	$self->message ("Something went wrong deep within the crossfire server. "	2831	$self->message ("Something went wrong deep within the deliantra server. "
2596	. "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. "
2597	. "Please report this to the dungeon master!",	2833	. "Please report this to the dungeon master!",
2598	cf::NDI_UNIQUE | cf::NDI_RED);	2834	cf::NDI_UNIQUE | cf::NDI_RED);
2599		2835
2600	warn "ERROR in enter_exit: $@";	2836	warn "ERROR in enter_exit: $@";
…		…
2617	sub cf::client::send_drawinfo {	2853	sub cf::client::send_drawinfo {
2618	my ($self, $text, $flags) = @_;	2854	my ($self, $text, $flags) = @_;
2619		2855
2620	utf8::encode $text;	2856	utf8::encode $text;
2621	$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);
2622	}	2883	}
2623		2884
2624	=item $client->send_msg ($channel, $msg, $color, [extra...])	2885	=item $client->send_msg ($channel, $msg, $color, [extra...])
2625		2886
2626	Send a drawinfo or msg packet to the client, formatting the msg for the	2887	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2628	the message, with C<log> being the default. If C<$color> is negative, suppress	2889	the message, with C<log> being the default. If C<$color> is negative, suppress
2629	the message unless the client supports the msg packet.	2890	the message unless the client supports the msg packet.
2630		2891
2631	=cut	2892	=cut
2632		2893
		2894	# non-persistent channels (usually the info channel)
2633	our %CHANNEL = (	2895	our %CHANNEL = (
		2896	"c/motd" => {
		2897	id => "infobox",
		2898	title => "MOTD",
		2899	reply => undef,
		2900	tooltip => "The message of the day",
		2901	},
2634	"c/identify" => {	2902	"c/identify" => {
2635	id => "infobox",	2903	id => "infobox",
2636	title => "Identify",	2904	title => "Identify",
2637	reply => undef,	2905	reply => undef,
2638	tooltip => "Items recently identified",	2906	tooltip => "Items recently identified",
…		…
2641	id => "infobox",	2909	id => "infobox",
2642	title => "Examine",	2910	title => "Examine",
2643	reply => undef,	2911	reply => undef,
2644	tooltip => "Signs and other items you examined",	2912	tooltip => "Signs and other items you examined",
2645	},	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	},
2646	"c/lookat" => {	2926	"c/lookat" => {
2647	id => "infobox",	2927	id => "infobox",
2648	title => "Look",	2928	title => "Look",
2649	reply => undef,	2929	reply => undef,
2650	tooltip => "What you saw there",	2930	tooltip => "What you saw there",
2651	},	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" => $CHAT_CHANNEL,
2652	);	3006	);
2653		3007
2654	sub cf::client::send_msg {	3008	sub cf::client::send_msg {
2655	my ($self, $channel, $msg, $color, @extra) = @_;	3009	my ($self, $channel, $msg, $color, @extra) = @_;
2656		3010
2657	$msg = $self->pl->expand_cfpod ($msg);	3011	$msg = $self->pl->expand_cfpod ($msg)
		3012	unless $color & cf::NDI_VERBATIM;
2658		3013
2659	$color &= cf::NDI_CLIENT_MASK; # just in case...	3014	$color &= cf::NDI_CLIENT_MASK; # just in case...
2660		3015
2661	# check predefined channels, for the benefit of C	3016	# check predefined channels, for the benefit of C
2662	if ($CHANNEL{$channel}) {	3017	if ($CHANNEL{$channel}) {
2663	$channel = $CHANNEL{$channel};	3018	$channel = $CHANNEL{$channel};
2664		3019
2665	$self->ext_msg (channel_info => $channel)	3020	$self->ext_msg (channel_info => $channel);
2666	if $self->can_msg;
2667
2668	$channel = $channel->{id};	3021	$channel = $channel->{id};
2669		3022
2670	} elsif (ref $channel) {	3023	} elsif (ref $channel) {
2671	# send meta info to client, if not yet sent	3024	# send meta info to client, if not yet sent
2672	unless (exists $self->{channel}{$channel->{id}}) {	3025	unless (exists $self->{channel}{$channel->{id}}) {
2673	$self->{channel}{$channel->{id}} = $channel;	3026	$self->{channel}{$channel->{id}} = $channel;
2674	$self->ext_msg (channel_info => $channel)	3027	$self->ext_msg (channel_info => $channel);
2675	if $self->can_msg;
2676	}	3028	}
2677		3029
2678	$channel = $channel->{id};	3030	$channel = $channel->{id};
2679	}	3031	}
2680		3032
2681	return unless @extra || length $msg;	3033	return unless @extra || length $msg;
2682		3034
2683	if ($self->can_msg) {
2684	# default colour, mask it out	3035	# default colour, mask it out
2685	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3036	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2686	if $color & cf::NDI_DEF;	3037	if $color & cf::NDI_DEF;
2687		3038
2688	$self->send_packet ("msg " . $self->{json_coder}->encode (	3039	my $pkt = "msg "
		3040	. $self->{json_coder}->encode (
2689	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3041	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2690	} else {	3042	);
2691	if ($color >= 0) {
2692	# replace some tags by gcfclient-compatible ones
2693	for ($msg) {
2694	1 while
2695	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2696	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2697	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2698	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2699	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2700	}
2701		3043
2702	$color &= cf::NDI_COLOR_MASK;	3044	$self->send_big_packet ($pkt);
2703
2704	utf8::encode $msg;
2705
2706	if (0 && $msg =~ /\[/) {
2707	# COMMAND/INFO
2708	$self->send_packet ("drawextinfo $color 10 8 $msg")
2709	} else {
2710	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2711	$self->send_packet ("drawinfo $color $msg")
2712	}
2713	}
2714	}
2715	}	3045	}
2716		3046
2717	=item $client->ext_msg ($type, @msg)	3047	=item $client->ext_msg ($type, @msg)
2718		3048
2719	Sends an ext event to the client.	3049	Sends an ext event to the client.
…		…
2722		3052
2723	sub cf::client::ext_msg($$@) {	3053	sub cf::client::ext_msg($$@) {
2724	my ($self, $type, @msg) = @_;	3054	my ($self, $type, @msg) = @_;
2725		3055
2726	if ($self->extcmd == 2) {	3056	if ($self->extcmd == 2) {
2727	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3057	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2728	} elsif ($self->extcmd == 1) { # TODO: remove	3058	} elsif ($self->extcmd == 1) { # TODO: remove
2729	push @msg, msgtype => "event_$type";	3059	push @msg, msgtype => "event_$type";
2730	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3060	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2731	}	3061	}
2732	}	3062	}
2733		3063
2734	=item $client->ext_reply ($msgid, @msg)	3064	=item $client->ext_reply ($msgid, @msg)
2735		3065
…		…
2739		3069
2740	sub cf::client::ext_reply($$@) {	3070	sub cf::client::ext_reply($$@) {
2741	my ($self, $id, @msg) = @_;	3071	my ($self, $id, @msg) = @_;
2742		3072
2743	if ($self->extcmd == 2) {	3073	if ($self->extcmd == 2) {
2744	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3074	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2745	} elsif ($self->extcmd == 1) {	3075	} elsif ($self->extcmd == 1) {
2746	#TODO: version 1, remove	3076	#TODO: version 1, remove
2747	unshift @msg, msgtype => "reply", msgid => $id;	3077	unshift @msg, msgtype => "reply", msgid => $id;
2748	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3078	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2749	}	3079	}
2750	}	3080	}
2751		3081
2752	=item $success = $client->query ($flags, "text", \&cb)	3082	=item $success = $client->query ($flags, "text", \&cb)
2753		3083
…		…
2854		3184
2855	$coro	3185	$coro
2856	}	3186	}
2857		3187
2858	cf::client->attach (	3188	cf::client->attach (
2859	on_destroy => sub {	3189	on_client_destroy => sub {
2860	my ($ns) = @_;	3190	my ($ns) = @_;
2861		3191
2862	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3192	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2863	},	3193	},
2864	);	3194	);
…		…
2880	our $safe_hole = new Safe::Hole;	3210	our $safe_hole = new Safe::Hole;
2881		3211
2882	$SIG{FPE} = 'IGNORE';	3212	$SIG{FPE} = 'IGNORE';
2883		3213
2884	$safe->permit_only (Opcode::opset qw(	3214	$safe->permit_only (Opcode::opset qw(
2885	:base_core :base_mem :base_orig :base_math	3215	:base_core :base_mem :base_orig :base_math :base_loop
2886	grepstart grepwhile mapstart mapwhile	3216	grepstart grepwhile mapstart mapwhile
2887	sort time	3217	sort time
2888	));	3218	));
2889		3219
2890	# here we export the classes and methods available to script code	3220	# here we export the classes and methods available to script code
…		…
2892	=pod	3222	=pod
2893		3223
2894	The following functions and methods are available within a safe environment:	3224	The following functions and methods are available within a safe environment:
2895		3225
2896	cf::object	3226	cf::object
2897	contr pay_amount pay_player map x y force_find force_add	3227	contr pay_amount pay_player map x y force_find force_add destroy
2898	insert remove name archname title slaying race decrease_ob_nr	3228	insert remove name archname title slaying race decrease split
		3229	value
2899		3230
2900	cf::object::player	3231	cf::object::player
2901	player	3232	player
2902		3233
2903	cf::player	3234	cf::player
…		…
2908		3239
2909	=cut	3240	=cut
2910		3241
2911	for (	3242	for (
2912	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3243	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2913	insert remove inv name archname title slaying race	3244	insert remove inv nrof name archname title slaying race
2914	decrease_ob_nr)],	3245	decrease split destroy change_exp value msg lore send_msg)],
2915	["cf::object::player" => qw(player)],	3246	["cf::object::player" => qw(player)],
2916	["cf::player" => qw(peaceful)],	3247	["cf::player" => qw(peaceful send_msg)],
2917	["cf::map" => qw(trigger)],	3248	["cf::map" => qw(trigger)],
2918	) {	3249	) {
2919	no strict 'refs';	3250	no strict 'refs';
2920	my ($pkg, @funs) = @$_;	3251	my ($pkg, @funs) = @$_;
2921	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3252	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2939		3270
2940	my $qcode = $code;	3271	my $qcode = $code;
2941	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3272	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2942	$qcode =~ s/\n/\\n/g;	3273	$qcode =~ s/\n/\\n/g;
2943		3274
		3275	%vars = (_dummy => 0) unless %vars;
		3276
		3277	my @res;
2944	local $_;	3278	local $_;
2945	local @safe::cf::_safe_eval_args = values %vars;
2946		3279
2947	my $eval =	3280	my $eval =
2948	"do {\n"	3281	"do {\n"
2949	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3282	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2950	. "#line 0 \"{$qcode}\"\n"	3283	. "#line 0 \"{$qcode}\"\n"
2951	. $code	3284	. $code
2952	. "\n}"	3285	. "\n}"
2953	;	3286	;
2954		3287
		3288	if ($CFG{safe_eval}) {
2955	sub_generation_inc;	3289	sub_generation_inc;
		3290	local @safe::cf::_safe_eval_args = values %vars;
2956	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3291	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2957	sub_generation_inc;	3292	sub_generation_inc;
		3293	} else {
		3294	local @cf::_safe_eval_args = values %vars;
		3295	@res = wantarray ? eval eval : scalar eval $eval;
		3296	}
2958		3297
2959	if ($@) {	3298	if ($@) {
2960	warn "$@";	3299	warn "$@";
2961	warn "while executing safe code '$code'\n";	3300	warn "while executing safe code '$code'\n";
2962	warn "with arguments " . (join " ", %vars) . "\n";	3301	warn "with arguments " . (join " ", %vars) . "\n";
…		…
2981	=cut	3320	=cut
2982		3321
2983	sub register_script_function {	3322	sub register_script_function {
2984	my ($fun, $cb) = @_;	3323	my ($fun, $cb) = @_;
2985		3324
2986	no strict 'refs';	3325	$fun = "safe::$fun" if $CFG{safe_eval};
2987	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3326	*$fun = $safe_hole->wrap ($cb);
2988	}	3327	}
2989		3328
2990	=back	3329	=back
2991		3330
2992	=cut	3331	=cut
…		…
3013		3352
3014	$facedata->{version} == 2	3353	$facedata->{version} == 2
3015	or cf::cleanup "$path: version mismatch, cannot proceed.";	3354	or cf::cleanup "$path: version mismatch, cannot proceed.";
3016		3355
3017	# patch in the exptable	3356	# patch in the exptable
		3357	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3018	$facedata->{resource}{"res/exp_table"} = {	3358	$facedata->{resource}{"res/exp_table"} = {
3019	type => FT_RSRC,	3359	type => FT_RSRC,
3020	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3360	data => $exp_table,
		3361	hash => (Digest::MD5::md5 $exp_table),
3021	};	3362	};
3022	cf::cede_to_tick;	3363	cf::cede_to_tick;
3023		3364
3024	{	3365	{
3025	my $faces = $facedata->{faceinfo};	3366	my $faces = $facedata->{faceinfo};
3026		3367
3027	while (my ($face, $info) = each %$faces) {	3368	while (my ($face, $info) = each %$faces) {
3028	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3369	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3370
3029	cf::face::set_visibility $idx, $info->{visibility};	3371	cf::face::set_visibility $idx, $info->{visibility};
3030	cf::face::set_magicmap $idx, $info->{magicmap};	3372	cf::face::set_magicmap $idx, $info->{magicmap};
3031	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3373	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3032	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3374	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
3033		3375
3034	cf::cede_to_tick;	3376	cf::cede_to_tick;
3035	}	3377	}
3036		3378
3037	while (my ($face, $info) = each %$faces) {	3379	while (my ($face, $info) = each %$faces) {
3038	next unless $info->{smooth};	3380	next unless $info->{smooth};
		3381
3039	my $idx = cf::face::find $face	3382	my $idx = cf::face::find $face
3040	or next;	3383	or next;
		3384
3041	if (my $smooth = cf::face::find $info->{smooth}) {	3385	if (my $smooth = cf::face::find $info->{smooth}) {
3042	cf::face::set_smooth $idx, $smooth;	3386	cf::face::set_smooth $idx, $smooth;
3043	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3387	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3044	} else {	3388	} else {
3045	warn "smooth face '$info->{smooth}' not found for face '$face'";	3389	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
3059		3403
3060	cf::anim::invalidate_all; # d'oh	3404	cf::anim::invalidate_all; # d'oh
3061	}	3405	}
3062		3406
3063	{	3407	{
3064	# TODO: for gcfclient pleasure, we should give resources
3065	# that gcfclient doesn't grok a >10000 face index.
3066	my $res = $facedata->{resource};	3408	my $res = $facedata->{resource};
3067		3409
3068	my $soundconf = delete $res->{"res/sound.conf"};
3069
3070	while (my ($name, $info) = each %$res) {	3410	while (my ($name, $info) = each %$res) {
		3411	if (defined $info->{type}) {
3071	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3412	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3072	my $data;
3073		3413
3074	if ($info->{type} & 1) {	3414	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3075	# prepend meta info	3415	cf::face::set_type $idx, $info->{type};
3076
3077	my $meta = $enc->encode ({
3078	name => $name,
3079	%{ $info->{meta} || {} },
3080	});
3081
3082	$data = pack "(w/a*)*", $meta, $info->{data};
3083	} else {	3416	} else {
3084	$data = $info->{data};	3417	$RESOURCE{$name} = $info;
3085	}	3418	}
3086		3419
3087	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3088	cf::face::set_type $idx, $info->{type};
3089
3090	cf::cede_to_tick;	3420	cf::cede_to_tick;
3091	}	3421	}
3092
3093	if ($soundconf) {
3094	$soundconf = $enc->decode (delete $soundconf->{data});
3095
3096	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3097	my $sound = $soundconf->{compat}[$_]
3098	or next;
3099
3100	my $face = cf::face::find "sound/$sound->[1]";
3101	cf::sound::set $sound->[0] => $face;
3102	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3103	}
3104
3105	while (my ($k, $v) = each %{$soundconf->{event}}) {
3106	my $face = cf::face::find "sound/$v";
3107	cf::sound::set $k => $face;
3108	}
3109	}
3110	}	3422	}
		3423
		3424	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3111		3425
3112	1	3426	1
3113	}	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 => $face;
		3445	}
		3446	}
		3447	});
3114		3448
3115	register_exticmd fx_want => sub {	3449	register_exticmd fx_want => sub {
3116	my ($ns, $want) = @_;	3450	my ($ns, $want) = @_;
3117		3451
3118	while (my ($k, $v) = each %$want) {	3452	while (my ($k, $v) = each %$want) {
3119	$ns->fx_want ($k, $v);	3453	$ns->fx_want ($k, $v);
3120	}	3454	}
3121	};	3455	};
		3456
		3457	sub load_resource_file($) {
		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	$status
		3465	}
3122		3466
3123	sub reload_regions {	3467	sub reload_regions {
3124	# HACK to clear player env face cache, we need some signal framework	3468	# HACK to clear player env face cache, we need some signal framework
3125	# for this (global event?)	3469	# for this (global event?)
3126	%ext::player_env::MUSIC_FACE_CACHE = ();	3470	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3140	}	3484	}
3141		3485
3142	sub reload_archetypes {	3486	sub reload_archetypes {
3143	load_resource_file "$DATADIR/archetypes"	3487	load_resource_file "$DATADIR/archetypes"
3144	or die "unable to load archetypes\n";	3488	or die "unable to load archetypes\n";
3145	#d# NEED to laod twice to resolve forward references
3146	# this really needs to be done in an extra post-pass
3147	# (which needs to be synchronous, so solve it differently)
3148	load_resource_file "$DATADIR/archetypes"
3149	or die "unable to load archetypes\n";
3150	}	3489	}
3151		3490
3152	sub reload_treasures {	3491	sub reload_treasures {
3153	load_resource_file "$DATADIR/treasures"	3492	load_resource_file "$DATADIR/treasures"
3154	or die "unable to load treasurelists\n";	3493	or die "unable to load treasurelists\n";
3155	}	3494	}
3156		3495
3157	sub reload_resources {	3496	sub reload_resources {
3158	warn "reloading resource files...\n";	3497	warn "reloading resource files...\n";
3159		3498
		3499	reload_facedata;
		3500	reload_archetypes;
3160	reload_regions;	3501	reload_regions;
3161	reload_facedata;
3162	#reload_archetypes;#d#
3163	reload_archetypes;
3164	reload_treasures;	3502	reload_treasures;
3165		3503
3166	warn "finished reloading resource files\n";	3504	warn "finished reloading resource files\n";
3167	}	3505	}
3168		3506
3169	sub init {
3170	reload_resources;
3171	}
3172
3173	sub reload_config {	3507	sub reload_config {
		3508	warn "reloading config file...\n";
		3509
3174	open my $fh, "<:utf8", "$CONFDIR/config"	3510	open my $fh, "<:utf8", "$CONFDIR/config"
3175	or return;	3511	or return;
3176		3512
3177	local $/;	3513	local $/;
3178	*CFG = YAML::Syck::Load <$fh>;	3514	*CFG = YAML::XS::Load scalar <$fh>;
3179		3515
3180	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3516	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3181		3517
3182	$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};
3183	$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};
…		…
3187	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3523	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3188	and die "WARNING: m(un)lockall failed: $!\n";	3524	and die "WARNING: m(un)lockall failed: $!\n";
3189	};	3525	};
3190	warn $@ if $@;	3526	warn $@ if $@;
3191	}	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;
3192	}	3558	}
3193		3559
3194	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
3195	# we must not ever block the main coroutine	3570	# we must not ever block the main coroutine
3196	local $Coro::idle = sub {	3571	local $Coro::idle = sub {
3197	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#
3198	(async {	3573	(async {
3199	$Coro::current->{desc} = "IDLE BUG HANDLER";	3574	$Coro::current->{desc} = "IDLE BUG HANDLER";
3200	Event::one_event;	3575	EV::loop EV::LOOP_ONESHOT;
3201	})->prio (Coro::PRIO_MAX);	3576	})->prio (Coro::PRIO_MAX);
3202	};	3577	};
3203		3578
		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;
3204	reload_config;	3591	reload_config;
3205	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
3206	load_extensions;	3602	load_extensions;
3207		3603
3208	$TICK_WATCHER->start;	3604	utime time, time, $RUNTIMEFILE;
3209	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;
3210	}	3617	}
3211		3618
3212	#############################################################################	3619	#############################################################################
3213	# initialisation and cleanup	3620	# initialisation and cleanup
3214		3621
3215	# install some emergency cleanup handlers	3622	# install some emergency cleanup handlers
3216	BEGIN {	3623	BEGIN {
		3624	our %SIGWATCHER = ();
3217	for my $signal (qw(INT HUP TERM)) {	3625	for my $signal (qw(INT HUP TERM)) {
3218	Event->signal (	3626	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3219	reentrant => 0,
3220	data => WF_AUTOCANCEL,
3221	signal => $signal,
3222	prio => 0,
3223	cb => sub {
3224	cf::cleanup "SIG$signal";	3627	cf::cleanup "SIG$signal";
3225	},
3226	);	3628	};
3227	}	3629	}
3228	}	3630	}
3229		3631
3230	sub write_runtime {	3632	sub write_runtime_sync {
3231	my $runtime = "$LOCALDIR/runtime";	3633	my $t0 = AE::time;
3232		3634
3233	# first touch the runtime file to show we are still running:	3635	# first touch the runtime file to show we are still running:
3234	# the fsync below can take a very very long time.	3636	# the fsync below can take a very very long time.
3235		3637
3236	IO::AIO::aio_utime $runtime, undef, undef;	3638	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3237		3639
3238	my $guard = cf::lock_acquire "write_runtime";	3640	my $guard = cf::lock_acquire "write_runtime";
3239		3641
3240	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3642	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3241	or return;	3643	or return;
3242		3644
3243	my $value = $cf::RUNTIME + 90 + 10;	3645	my $value = $cf::RUNTIME + 90 + 10;
3244	# 10 is the runtime save interval, for a monotonic clock	3646	# 10 is the runtime save interval, for a monotonic clock
3245	# 60 allows for the watchdog to kill the server.	3647	# 60 allows for the watchdog to kill the server.
…		…
3255	aio_utime $fh, undef, undef;	3657	aio_utime $fh, undef, undef;
3256		3658
3257	close $fh	3659	close $fh
3258	or return;	3660	or return;
3259		3661
3260	aio_rename "$runtime~", $runtime	3662	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3261	and return;	3663	and return;
3262		3664
3263	warn "runtime file written.\n";	3665	warn sprintf "runtime file written (%gs).\n", AE::time - $t0;
3264		3666
3265	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 };
3266	}	3718	}
3267		3719
3268	sub emergency_save() {	3720	sub emergency_save() {
3269	my $freeze_guard = cf::freeze_mainloop;	3721	my $freeze_guard = cf::freeze_mainloop;
3270		3722
3271	warn "enter emergency perl save\n";	3723	warn "emergency_perl_save: enter\n";
3272		3724
3273	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
3274	# use a peculiar iteration method to avoid tripping on perl	3731	# use a peculiar iteration method to avoid tripping on perl
3275	# refcount bugs in for. also avoids problems with players	3732	# refcount bugs in for. also avoids problems with players
3276	# and maps saved/destroyed asynchronously.	3733	# and maps saved/destroyed asynchronously.
3277	warn "begin emergency player save\n";	3734	warn "emergency_perl_save: begin player save\n";
3278	for my $login (keys %cf::PLAYER) {	3735	for my $login (keys %cf::PLAYER) {
3279	my $pl = $cf::PLAYER{$login} or next;	3736	my $pl = $cf::PLAYER{$login} or next;
3280	$pl->valid or next;	3737	$pl->valid or next;
		3738	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3281	$pl->save;	3739	$pl->save;
3282	}	3740	}
3283	warn "end emergency player save\n";	3741	warn "emergency_perl_save: end player save\n";
3284		3742
3285	warn "begin emergency map save\n";	3743	warn "emergency_perl_save: begin map save\n";
3286	for my $path (keys %cf::MAP) {	3744	for my $path (keys %cf::MAP) {
3287	my $map = $cf::MAP{$path} or next;	3745	my $map = $cf::MAP{$path} or next;
3288	$map->valid or next;	3746	$map->valid or next;
3289	$map->save;	3747	$map->save;
3290	}	3748	}
3291	warn "end emergency map save\n";	3749	warn "emergency_perl_save: end map save\n";
3292		3750
3293	warn "begin emergency database checkpoint\n";	3751	warn "emergency_perl_save: begin database checkpoint\n";
3294	BDB::db_env_txn_checkpoint $DB_ENV;	3752	BDB::db_env_txn_checkpoint $DB_ENV;
3295	warn "end emergency database checkpoint\n";	3753	warn "emergency_perl_save: end database checkpoint\n";
		3754
		3755	warn "emergency_perl_save: begin write uuid\n";
		3756	write_uuid_sync 1;
		3757	warn "emergency_perl_save: end write uuid\n";
3296	};	3758	};
3297		3759
		3760	warn "emergency_perl_save: starting sync()\n";
		3761	IO::AIO::aio_sync sub {
		3762	warn "emergency_perl_save: finished sync()\n";
		3763	};
		3764
3298	warn "leave emergency perl save\n";	3765	warn "emergency_perl_save: leave\n";
3299	}	3766	}
3300		3767
3301	sub post_cleanup {	3768	sub post_cleanup {
3302	my ($make_core) = @_;	3769	my ($make_core) = @_;
3303		3770
3304	warn Carp::longmess "post_cleanup backtrace"	3771	warn Carp::longmess "post_cleanup backtrace"
3305	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	}
3306	}	3801	}
3307		3802
3308	sub do_reload_perl() {	3803	sub do_reload_perl() {
3309	# can/must only be called in main	3804	# can/must only be called in main
3310	if ($Coro::current != $Coro::main) {	3805	if (in_main) {
3311	warn "can only reload from main coroutine";	3806	warn "can only reload from main coroutine";
3312	return;	3807	return;
3313	}	3808	}
3314		3809
		3810	return if $RELOAD++;
		3811
		3812	my $t1 = AE::time;
		3813
		3814	while ($RELOAD) {
3315	warn "reloading...";	3815	warn "reloading...";
3316		3816
3317	warn "entering sync_job";	3817	warn "entering sync_job";
3318		3818
3319	cf::sync_job {	3819	cf::sync_job {
3320	cf::write_runtime; # external watchdog should not bark	3820	cf::write_runtime_sync; # external watchdog should not bark
3321	cf::emergency_save;	3821	cf::emergency_save;
3322	cf::write_runtime; # external watchdog should not bark	3822	cf::write_runtime_sync; # external watchdog should not bark
3323		3823
3324	warn "syncing database to disk";	3824	warn "syncing database to disk";
3325	BDB::db_env_txn_checkpoint $DB_ENV;	3825	BDB::db_env_txn_checkpoint $DB_ENV;
3326		3826
3327	# 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
3328		3828
3329	warn "cancelling all WF_AUTOCANCEL watchers";
3330	for (Event::all_watchers) {
3331	$_->cancel if $_->data & WF_AUTOCANCEL;
3332	}
3333
3334	warn "flushing outstanding aio requests";	3829	warn "flushing outstanding aio requests";
3335	for (;;) {
3336	BDB::flush;
3337	IO::AIO::flush;
3338	Coro::cede;
3339	last unless IO::AIO::nreqs || BDB::nreqs;	3830	while (IO::AIO::nreqs || BDB::nreqs) {
3340	warn "iterate...";	3831	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3341	}
3342
3343	++$RELOAD;
3344
3345	warn "cancelling all extension coros";
3346	$_->cancel for values %EXT_CORO;
3347	%EXT_CORO = ();
3348
3349	warn "removing commands";
3350	%COMMAND = ();
3351
3352	warn "removing ext/exti commands";
3353	%EXTCMD = ();
3354	%EXTICMD = ();
3355
3356	warn "unloading/nuking all extensions";
3357	for my $pkg (@EXTS) {
3358	warn "... unloading $pkg";
3359
3360	if (my $cb = $pkg->can ("unload")) {
3361	eval {
3362	$cb->($pkg);
3363	1
3364	} or warn "$pkg unloaded, but with errors: $@";
3365	}	3832	}
3366		3833
3367	warn "... nuking $pkg";	3834	warn "cancelling all extension coros";
3368	Symbol::delete_package $pkg;	3835	$_->cancel for values %EXT_CORO;
3369	}	3836	%EXT_CORO = ();
3370		3837
3371	warn "unloading all perl modules loaded from $LIBDIR";	3838	warn "removing commands";
3372	while (my ($k, $v) = each %INC) {	3839	%COMMAND = ();
3373	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3374		3840
		3841	warn "removing ext/exti commands";
		3842	%EXTCMD = ();
		3843	%EXTICMD = ();
		3844
		3845	warn "unloading/nuking all extensions";
		3846	for my $pkg (@EXTS) {
3375	warn "... unloading $k";	3847	warn "... unloading $pkg";
3376	delete $INC{$k};
3377		3848
3378	$k =~ s/\.pm$//;
3379	$k =~ s/\//::/g;
3380
3381	if (my $cb = $k->can ("unload_module")) {	3849	if (my $cb = $pkg->can ("unload")) {
		3850	eval {
3382	$cb->();	3851	$cb->($pkg);
		3852	1
		3853	} or warn "$pkg unloaded, but with errors: $@";
		3854	}
		3855
		3856	warn "... clearing $pkg";
		3857	clear_package $pkg;
3383	}	3858	}
3384		3859
3385	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 $k;
3386	}	3875	}
3387		3876
3388	warn "getting rid of safe::, as good as possible";	3877	warn "getting rid of safe::, as good as possible";
3389	Symbol::delete_package "safe::$_"	3878	clear_package "safe::$_"
3390	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);
3391		3880
3392	warn "unloading cf.pm \"a bit\"";	3881	warn "unloading cf.pm \"a bit\"";
3393	delete $INC{"cf.pm"};	3882	delete $INC{"cf.pm"};
3394	delete $INC{"cf/pod.pm"};	3883	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3395		3884
3396	# don't, removes xs symbols, too,	3885	# don't, removes xs symbols, too,
3397	# and global variables created in xs	3886	# and global variables created in xs
3398	#Symbol::delete_package __PACKAGE__;	3887	#clear_package __PACKAGE__;
3399		3888
3400	warn "unload completed, starting to reload now";	3889	warn "unload completed, starting to reload now";
3401		3890
3402	warn "reloading cf.pm";	3891	warn "reloading cf.pm";
3403	require cf;	3892	require cf;
3404	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3893	cf::_connect_to_perl_1;
3405		3894
3406	warn "loading config and database again";	3895	warn "loading config and database again";
3407	cf::reload_config;	3896	cf::reload_config;
3408		3897
3409	warn "loading extensions";	3898	warn "loading extensions";
3410	cf::load_extensions;	3899	cf::load_extensions;
3411		3900
		3901	if ($REATTACH_ON_RELOAD) {
3412	warn "reattaching attachments to objects/players";	3902	warn "reattaching attachments to objects/players";
3413	_global_reattach; # objects, sockets	3903	_global_reattach; # objects, sockets
3414	warn "reattaching attachments to maps";	3904	warn "reattaching attachments to maps";
3415	reattach $_ for values %MAP;	3905	reattach $_ for values %MAP;
3416	warn "reattaching attachments to players";	3906	warn "reattaching attachments to players";
3417	reattach $_ for values %PLAYER;	3907	reattach $_ for values %PLAYER;
		3908	}
3418		3909
		3910	warn "running post_init jobs";
		3911	(pop @POST_INIT)->(1) while @POST_INIT;
		3912
3419	warn "leaving sync_job";	3913	warn "leaving sync_job";
3420		3914
3421	1	3915	1
3422	} or do {	3916	} or do {
3423	warn $@;	3917	warn $@;
3424	warn "error while reloading, exiting.";	3918	cf::cleanup "error while reloading, exiting.";
3425	exit 1;
3426	};	3919	};
3427		3920
3428	warn "reloaded";	3921	warn "reloaded";
		3922	--$RELOAD;
		3923	}
		3924
		3925	$t1 = AE::time - $t1;
		3926	warn "reload completed in ${t1}s\n";
3429	};	3927	};
3430		3928
3431	our $RELOAD_WATCHER; # used only during reload	3929	our $RELOAD_WATCHER; # used only during reload
3432		3930
3433	sub reload_perl() {	3931	sub reload_perl() {
3434	# doing reload synchronously and two reloads happen back-to-back,	3932	# doing reload synchronously and two reloads happen back-to-back,
3435	# coro crashes during coro_state_free->destroy here.	3933	# coro crashes during coro_state_free->destroy here.
3436		3934
3437	$RELOAD_WATCHER ||= Event->timer (	3935	$RELOAD_WATCHER ||= cf::async {
3438	reentrant => 0,	3936	Coro::AIO::aio_wait cache_extensions;
3439	after => 0,	3937
3440	data => WF_AUTOCANCEL,	3938	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3441	cb => sub {
3442	do_reload_perl;	3939	do_reload_perl;
3443	undef $RELOAD_WATCHER;	3940	undef $RELOAD_WATCHER;
3444	},	3941	};
3445	);	3942	};
3446	}	3943	}
3447		3944
3448	register_command "reload" => sub {	3945	register_command "reload" => sub {
3449	my ($who, $arg) = @_;	3946	my ($who, $arg) = @_;
3450		3947
…		…
3463		3960
3464	our @WAIT_FOR_TICK;	3961	our @WAIT_FOR_TICK;
3465	our @WAIT_FOR_TICK_BEGIN;	3962	our @WAIT_FOR_TICK_BEGIN;
3466		3963
3467	sub wait_for_tick {	3964	sub wait_for_tick {
3468	return unless $TICK_WATCHER->is_active;
3469	return if $Coro::current == $Coro::main;	3965	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3470		3966
3471	my $signal = new Coro::Signal;	3967	my $signal = new Coro::Signal;
3472	push @WAIT_FOR_TICK, $signal;	3968	push @WAIT_FOR_TICK, $signal;
3473	$signal->wait;	3969	$signal->wait;
3474	}	3970	}
3475		3971
3476	sub wait_for_tick_begin {	3972	sub wait_for_tick_begin {
3477	return unless $TICK_WATCHER->is_active;
3478	return if $Coro::current == $Coro::main;	3973	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3479		3974
3480	my $signal = new Coro::Signal;	3975	my $signal = new Coro::Signal;
3481	push @WAIT_FOR_TICK_BEGIN, $signal;	3976	push @WAIT_FOR_TICK_BEGIN, $signal;
3482	$signal->wait;	3977	$signal->wait;
3483	}	3978	}
3484		3979
3485	$TICK_WATCHER = Event->timer (	3980	sub tick {
3486	reentrant => 0,
3487	parked => 1,
3488	prio => 0,
3489	at => $NEXT_TICK || $TICK,
3490	data => WF_AUTOCANCEL,
3491	cb => sub {
3492	if ($Coro::current != $Coro::main) {	3981	if ($Coro::current != $Coro::main) {
3493	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3982	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3494	unless ++$bug_warning > 10;	3983	unless ++$bug_warning > 10;
3495	return;	3984	return;
3496	}	3985	}
3497		3986
3498	$NOW = $tick_start = Event::time;
3499
3500	cf::server_tick; # one server iteration	3987	cf::server_tick; # one server iteration
3501		3988
3502	$RUNTIME += $TICK;	3989	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3503	$NEXT_TICK += $TICK;
3504		3990
3505	if ($NOW >= $NEXT_RUNTIME_WRITE) {	3991	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3506	$NEXT_RUNTIME_WRITE = $NOW + 10;	3992	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3507	Coro::async_pool {	3993	Coro::async_pool {
3508	$Coro::current->{desc} = "runtime saver";	3994	$Coro::current->{desc} = "runtime saver";
3509	write_runtime	3995	write_runtime_sync
3510	or warn "ERROR: unable to write runtime file: $!";	3996	or warn "ERROR: unable to write runtime file: $!";
3511	};
3512	}	3997	};
		3998	}
3513		3999
3514	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4000	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3515	$sig->send;	4001	$sig->send;
3516	}	4002	}
3517	while (my $sig = shift @WAIT_FOR_TICK) {	4003	while (my $sig = shift @WAIT_FOR_TICK) {
3518	$sig->send;	4004	$sig->send;
3519	}	4005	}
3520		4006
3521	$NOW = Event::time;	4007	$LOAD = ($NOW - $TICK_START) / $TICK;
3522
3523	# if we are delayed by four ticks or more, skip them all
3524	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3525
3526	$TICK_WATCHER->at ($NEXT_TICK);
3527	$TICK_WATCHER->start;
3528
3529	$LOAD = ($NOW - $tick_start) / $TICK;
3530	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4008	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3531		4009
3532	_post_tick;	4010	if (0) {
		4011	if ($NEXT_TICK) {
		4012	my $jitter = $TICK_START - $NEXT_TICK;
		4013	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4014	warn "jitter $JITTER\n";#d#
		4015	}
3533	},	4016	}
3534	);	4017	}
3535		4018
3536	{	4019	{
		4020	# configure BDB
		4021
3537	BDB::min_parallel 8;	4022	BDB::min_parallel 16;
3538	BDB::max_poll_time $TICK * 0.1;	4023	BDB::max_poll_reqs $TICK * 0.1;
3539	$BDB_POLL_WATCHER = Event->io (	4024	$AnyEvent::BDB::WATCHER->priority (1);
3540	reentrant => 0,
3541	fd => BDB::poll_fileno,
3542	poll => 'r',
3543	prio => 0,
3544	data => WF_AUTOCANCEL,
3545	cb => \&BDB::poll_cb,
3546	);
3547
3548	BDB::set_sync_prepare {
3549	my $status;
3550	my $current = $Coro::current;
3551	(
3552	sub {
3553	$status = $!;
3554	$current->ready; undef $current;
3555	},
3556	sub {
3557	Coro::schedule while defined $current;
3558	$! = $status;
3559	},
3560	)
3561	};
3562		4025
3563	unless ($DB_ENV) {	4026	unless ($DB_ENV) {
3564	$DB_ENV = BDB::db_env_create;	4027	$DB_ENV = BDB::db_env_create;
3565	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	4028	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3566	| BDB::LOG_AUTOREMOVE, 1);	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;
3567	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	4031	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3568	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	4032	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3569		4033
3570	cf::sync_job {	4034	cf::sync_job {
3571	eval {	4035	eval {
…		…
3581		4045
3582	cf::cleanup "db_env_open(db): $@" if $@;	4046	cf::cleanup "db_env_open(db): $@" if $@;
3583	};	4047	};
3584	}	4048	}
3585		4049
3586	$BDB_DEADLOCK_WATCHER = Event->timer (	4050	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3587	after => 3,
3588	interval => 1,
3589	hard => 1,
3590	prio => 0,
3591	data => WF_AUTOCANCEL,
3592	cb => sub {
3593	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };	4051	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3594	},
3595	);	4052	};
3596	$BDB_CHECKPOINT_WATCHER = Event->timer (	4053	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3597	after => 11,
3598	interval => 60,
3599	hard => 1,
3600	prio => 0,
3601	data => WF_AUTOCANCEL,
3602	cb => sub {
3603	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4054	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3604	},
3605	);	4055	};
3606	$BDB_TRICKLE_WATCHER = Event->timer (	4056	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3607	after => 5,
3608	interval => 10,
3609	hard => 1,
3610	prio => 0,
3611	data => WF_AUTOCANCEL,
3612	cb => sub {
3613	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4057	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3614	},
3615	);	4058	};
3616	}	4059	}
3617		4060
3618	{	4061	{
		4062	# configure IO::AIO
		4063
3619	IO::AIO::min_parallel 8;	4064	IO::AIO::min_parallel 8;
3620
3621	undef $Coro::AIO::WATCHER;
3622	IO::AIO::max_poll_time $TICK * 0.1;	4065	IO::AIO::max_poll_time $TICK * 0.1;
3623	$AIO_POLL_WATCHER = Event->io (	4066	undef $AnyEvent::AIO::WATCHER;
3624	reentrant => 0,
3625	data => WF_AUTOCANCEL,
3626	fd => IO::AIO::poll_fileno,
3627	poll => 'r',
3628	prio => 0,
3629	cb => \&IO::AIO::poll_cb,
3630	);
3631	}	4067	}
3632		4068
3633	my $_log_backtrace;	4069	my $_log_backtrace;
3634		4070
3635	sub _log_backtrace {	4071	sub _log_backtrace {
…		…
3638	$msg =~ s/\n//;	4074	$msg =~ s/\n//;
3639		4075
3640	# limit the # of concurrent backtraces	4076	# limit the # of concurrent backtraces
3641	if ($_log_backtrace < 2) {	4077	if ($_log_backtrace < 2) {
3642	++$_log_backtrace;	4078	++$_log_backtrace;
		4079	my $perl_bt = Carp::longmess $msg;
3643	async {	4080	async {
3644	$Coro::current->{desc} = "abt $msg";	4081	$Coro::current->{desc} = "abt $msg";
3645		4082
3646	my @bt = fork_call {	4083	my @bt = fork_call {
3647	@addr = map { sprintf "%x", $_ } @addr;	4084	@addr = map { sprintf "%x", $_ } @addr;
…		…
3658	}	4095	}
3659		4096
3660	@funcs	4097	@funcs
3661	};	4098	};
3662		4099
3663	LOG llevInfo, "[ABT] $msg\n";	4100	LOG llevInfo, "[ABT] $perl_bt\n";
		4101	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3664	LOG llevInfo, "[ABT] $_\n" for @bt;	4102	LOG llevInfo, "[ABT] $_\n" for @bt;
3665	--$_log_backtrace;	4103	--$_log_backtrace;
3666	};	4104	};
3667	} else {	4105	} else {
3668	LOG llevInfo, "[ABT] $msg\n";	4106	LOG llevInfo, "[ABT] $msg\n";
3669	LOG llevInfo, "[ABT] [suppressed]\n";	4107	LOG llevInfo, "[ABT] [suppressed]\n";
3670	}	4108	}
3671	}	4109	}
3672		4110
3673	# load additional modules	4111	# load additional modules
3674	use cf::pod;	4112	require "cf/$_.pm" for @EXTRA_MODULES;
		4113	cf::_connect_to_perl_2;
3675		4114
3676	END { cf::emergency_save }	4115	END { cf::emergency_save }
3677		4116
3678	1	4117	1
3679		4118

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