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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.382 by root, Thu Oct 11 00:34:31 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 4.1 ();	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 2.51 ();	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	LOG llevError | logBacktrace, Carp::longmess "sync job";#d#	520	LOG llevError, Carp::longmess "sync job";#d#
433		521
434	# TODO: use suspend/resume instead
435	# (but this is cancel-safe)
436	my $freeze_guard = freeze_mainloop;	522	my $freeze_guard = freeze_mainloop;
437		523
438	my $busy = 1;	524	my $busy = 1;
439	my @res;	525	my @res;
440		526
…		…
444	warn $@ if $@;	530	warn $@ if $@;
445	undef $busy;	531	undef $busy;
446	})->prio (Coro::PRIO_MAX);	532	})->prio (Coro::PRIO_MAX);
447		533
448	while ($busy) {	534	while ($busy) {
449	Coro::cede or Event::one_event;	535	if (Coro::nready) {
		536	Coro::cede_notself;
		537	} else {
		538	EV::loop EV::LOOP_ONESHOT;
450	}	539	}
		540	}
451		541
452	$time = Event::time - $time;	542	my $time = AE::time - $time;
453		543
454	LOG llevError | logBacktrace, Carp::longmess "long sync job"
455	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
456
457	$tick_start += $time; # do not account sync jobs to server load	544	$TICK_START += $time; # do not account sync jobs to server load
458		545
459	wantarray ? @res : $res[0]	546	wantarray ? @res : $res[0]
460	} else {	547	} else {
461	# we are in another coroutine, how wonderful, everything just works	548	# we are in another coroutine, how wonderful, everything just works
462		549
…		…
487	=item fork_call { }, $args	574	=item fork_call { }, $args
488		575
489	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
490	process, returning the results. Everything must be serialisable with	577	process, returning the results. Everything must be serialisable with
491	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
492	never block itself or use any form of Event handling.	579	never block itself or use any form of event handling.
493		580
494	=cut	581	=cut
495		582
496	sub fork_call(&@) {	583	sub fork_call(&@) {
497	my ($cb, @args) = @_;	584	my ($cb, @args) = @_;
…		…
504	reset_signals;	591	reset_signals;
505	&$cb	592	&$cb
506	}, @args;	593	}, @args;
507		594
508	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
509	}	634	}
510		635
511	=item $value = cf::db_get $family => $key	636	=item $value = cf::db_get $family => $key
512		637
513	Returns a single value from the environment database.	638	Returns a single value from the environment database.
…		…
652		777
653	#############################################################################	778	#############################################################################
654		779
655	=head2 ATTACHABLE OBJECTS	780	=head2 ATTACHABLE OBJECTS
656		781
657	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
658	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")
659	to it. All such attachable objects support the following methods.	784	to it. All such attachable objects support the following methods.
660		785
661	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>
662	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
663	Crossfire TRT).	788	Deliantra).
664		789
665	=over 4	790	=over 4
666		791
667	=item $attachable->attach ($attachment, key => $value...)	792	=item $attachable->attach ($attachment, key => $value...)
668		793
…		…
712	=item cf::CLASS::attachment $name, ...	837	=item cf::CLASS::attachment $name, ...
713		838
714	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
715	given CLASS can refer to this attachment.	840	given CLASS can refer to this attachment.
716		841
717	Some classes such as crossfire maps and objects can specify attachments	842	Some classes such as deliantra maps and objects can specify attachments
718	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.
719		844
720	These calls expect any number of the following handler/hook descriptions:	845	These calls expect any number of the following handler/hook descriptions:
721		846
722	=over 4	847	=over 4
…		…
950	}	1075	}
951		1076
952	0	1077	0
953	}	1078	}
954		1079
955	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1080	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
956		1081
957	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1082	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
958		1083
959	Generate an object-specific event with the given arguments.	1084	Generate an object-specific event with the given arguments.
960		1085
…		…
966		1091
967	=cut	1092	=cut
968		1093
969	#############################################################################	1094	#############################################################################
970	# object support	1095	# object support
971	#
972		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#
973	sub _can_merge {	1130	sub _can_merge {
974	my ($ob1, $ob2) = @_;	1131	my ($ob1, $ob2) = @_;
975		1132
976	local $Storable::canonical = 1;	1133	++$SLOW_MERGES;#d#
977	my $fob1 = Storable::freeze $ob1;
978	my $fob2 = Storable::freeze $ob2;
979		1134
980	$fob1 eq $fob2	1135	# we do the slow way here
		1136	return _object_equal $ob1, $ob2
981	}	1137	}
982		1138
983	sub reattach {	1139	sub reattach {
984	# basically do the same as instantiate, without calling instantiate	1140	# basically do the same as instantiate, without calling instantiate
985	my ($obj) = @_;	1141	my ($obj) = @_;
986		1142
		1143	# no longer needed after getting rid of delete_package?
987	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
988		1145
989	my $registry = $obj->registry;	1146	my $registry = $obj->registry;
990		1147
991	@$registry = ();	1148	@$registry = ();
992		1149
…		…
1007	cf::attachable->attach (	1164	cf::attachable->attach (
1008	prio => -1000000,	1165	prio => -1000000,
1009	on_instantiate => sub {	1166	on_instantiate => sub {
1010	my ($obj, $data) = @_;	1167	my ($obj, $data) = @_;
1011		1168
1012	$data = from_json $data;	1169	$data = decode_json $data;
1013		1170
1014	for (@$data) {	1171	for (@$data) {
1015	my ($name, $args) = @$_;	1172	my ($name, $args) = @$_;
1016		1173
1017	$obj->attach ($name, %{$args || {} });	1174	$obj->attach ($name, %{$args || {} });
…		…
1038	utf8::decode (my $decname = $filename);	1195	utf8::decode (my $decname = $filename);
1039	warn sprintf "saving %s (%d,%d)\n",	1196	warn sprintf "saving %s (%d,%d)\n",
1040	$decname, length $$rdata, scalar @$objs;	1197	$decname, length $$rdata, scalar @$objs;
1041		1198
1042	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1199	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1043	chmod SAVE_MODE, $fh;	1200	aio_chmod $fh, SAVE_MODE;
1044	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1201	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1045	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	}
1046	close $fh;	1206	aio_close $fh;
1047		1207
1048	if (@$objs) {	1208	if (@$objs) {
1049	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) {
1050	chmod SAVE_MODE, $fh;	1210	aio_chmod $fh, SAVE_MODE;
1051	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1211	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1052	aio_write $fh, 0, (length $data), $data, 0;	1212	aio_write $fh, 0, (length $data), $data, 0;
1053	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	}
1054	close $fh;	1217	aio_close $fh;
1055	aio_rename "$filename.pst~", "$filename.pst";	1218	aio_rename "$filename.pst~", "$filename.pst";
1056	}	1219	}
1057	} else {	1220	} else {
1058	aio_unlink "$filename.pst";	1221	aio_unlink "$filename.pst";
1059	}	1222	}
1060		1223
1061	aio_rename "$filename~", $filename;	1224	aio_rename "$filename~", $filename;
		1225
		1226	$filename =~ s%/[^/]+$%%;
		1227	aio_pathsync $filename if $cf::USE_FSYNC;
1062	} else {	1228	} else {
1063	warn "FATAL: $filename~: $!\n";	1229	warn "unable to save objects: $filename~: $!\n";
1064	}	1230	}
1065	} else {	1231	} else {
1066	aio_unlink $filename;	1232	aio_unlink $filename;
1067	aio_unlink "$filename.pst";	1233	aio_unlink "$filename.pst";
1068	}	1234	}
…		…
1087		1253
1088	unless (aio_stat "$filename.pst") {	1254	unless (aio_stat "$filename.pst") {
1089	(aio_load "$filename.pst", $av) >= 0	1255	(aio_load "$filename.pst", $av) >= 0
1090	or return;	1256	or return;
1091		1257
1092	my $st = eval { Coro::Storable::thaw $av }	1258	my $st = eval { Coro::Storable::thaw $av };
1093	|| eval { my $guard = Coro::Storable::guard; Storable::thaw $av }; #d# compatibility, remove
1094	$av = $st->{objs};	1259	$av = $st->{objs};
1095	}	1260	}
1096		1261
1097	utf8::decode (my $decname = $filename);	1262	utf8::decode (my $decname = $filename);
1098	warn sprintf "loading %s (%d,%d)\n",	1263	warn sprintf "loading %s (%d,%d)\n",
…		…
1160	my ($name, $cb) = @_;	1325	my ($name, $cb) = @_;
1161		1326
1162	$EXTICMD{$name} = $cb;	1327	$EXTICMD{$name} = $cb;
1163	}	1328	}
1164		1329
		1330	use File::Glob ();
		1331
1165	cf::player->attach (	1332	cf::player->attach (
1166	on_command => sub {	1333	on_unknown_command => sub {
1167	my ($pl, $name, $params) = @_;	1334	my ($pl, $name, $params) = @_;
1168		1335
1169	my $cb = $COMMAND{$name}	1336	my $cb = $COMMAND{$name}
1170	or return;	1337	or return;
1171		1338
…		…
1201		1368
1202	cf::override;	1369	cf::override;
1203	},	1370	},
1204	);	1371	);
1205		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
1206	sub load_extensions {	1386	sub load_extensions {
1207	cf::sync_job {	1387	cf::sync_job {
1208	my %todo;	1388	my %todo;
1209		1389
1210	for my $path (<$LIBDIR/*.ext>) {	1390	for my $path (<$LIBDIR/*.ext>) {
…		…
1229		1409
1230	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1410	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1231	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1411	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1232		1412
1233	$ext{source} =	1413	$ext{source} =
1234	"package $pkg; use strict; use utf8;\n"	1414	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1235	. "#line 1 \"$path\"\n{\n"	1415	. "#line 1 \"$path\"\n{\n"
1236	. $source	1416	. $source
1237	. "\n};\n1";	1417	. "\n};\n1";
1238		1418
1239	$todo{$base} = \%ext;	1419	$todo{$base} = \%ext;
1240	}	1420	}
1241		1421
		1422	my $pass = 0;
1242	my %done;	1423	my %done;
1243	while (%todo) {	1424	while (%todo) {
1244	my $progress;	1425	my $progress;
1245		1426
		1427	++$pass;
		1428
		1429	ext:
1246	while (my ($k, $v) = each %todo) {	1430	while (my ($k, $v) = each %todo) {
1247	for (split /,\s*/, $v->{meta}{depends}) {	1431	for (split /,\s*/, $v->{meta}{depends}) {
1248	goto skip	1432	next ext
1249	unless exists $done{$_};	1433	unless exists $done{$_};
1250	}	1434	}
1251		1435
1252	warn "... loading '$k' into '$v->{pkg}'\n";	1436	warn "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1253		1437
1254	unless (eval $v->{source}) {	1438	my $active = eval $v->{source};
		1439
		1440	if (length $@) {
1255	my $msg = $@ ? "$v->{path}: $@\n"	1441	warn "$v->{path}: $@\n";
1256	: "$v->{base}: extension inactive.\n";
1257		1442
		1443	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1258	if (exists $v->{meta}{mandatory}) {	1444	if exists $v->{meta}{mandatory};
1259	warn $msg;	1445
1260	warn "mandatory extension failed to load, exiting.\n";	1446	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1261	exit 1;	1447	delete $todo{$k};
1262	}	1448	} else {
1263		1449	$done{$k} = delete $todo{$k};
1264	warn $msg;	1450	push @EXTS, $v->{pkg};
		1451	$progress = 1;
		1452
		1453	warn "$v->{base}: extension inactive.\n"
		1454	unless $active;
1265	}	1455	}
1266
1267	$done{$k} = delete $todo{$k};
1268	push @EXTS, $v->{pkg};
1269	$progress = 1;
1270	}	1456	}
1271		1457
1272	skip:	1458	unless ($progress) {
1273	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1459	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1274	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	}
1275	}	1466	}
1276	};	1467	};
1277	}	1468	}
1278		1469
1279	#############################################################################	1470	#############################################################################
1280		1471
1281	=back	1472	=back
1282		1473
1283	=head2 CORE EXTENSIONS	1474	=head2 CORE EXTENSIONS
1284		1475
1285	Functions and methods that extend core crossfire objects.	1476	Functions and methods that extend core deliantra objects.
1286		1477
1287	=cut	1478	=cut
1288		1479
1289	package cf::player;	1480	package cf::player;
1290		1481
…		…
1333		1524
1334	sub exists($) {	1525	sub exists($) {
1335	my ($login) = @_;	1526	my ($login) = @_;
1336		1527
1337	$cf::PLAYER{$login}	1528	$cf::PLAYER{$login}
1338	or cf::sync_job { !aio_stat path $login }	1529	or !aio_stat path $login
1339	}	1530	}
1340		1531
1341	sub find($) {	1532	sub find($) {
1342	return $cf::PLAYER{$_[0]} || do {	1533	return $cf::PLAYER{$_[0]} || do {
1343	my $login = $_[0];	1534	my $login = $_[0];
…		…
1355	my $f = new_from_file cf::object::thawer path $login	1546	my $f = new_from_file cf::object::thawer path $login
1356	or return;	1547	or return;
1357		1548
1358	my $pl = cf::player::load_pl $f	1549	my $pl = cf::player::load_pl $f
1359	or return;	1550	or return;
		1551
1360	local $cf::PLAYER_LOADING{$login} = $pl;	1552	local $cf::PLAYER_LOADING{$login} = $pl;
1361	$f->resolve_delayed_derefs;	1553	$f->resolve_delayed_derefs;
1362	$cf::PLAYER{$login} = $pl	1554	$cf::PLAYER{$login} = $pl
1363	}	1555	}
1364	}	1556	}
1365	}	1557	}
1366		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
1367	sub save($) {	1572	sub save($) {
1368	my ($pl) = @_;	1573	my ($pl) = @_;
1369		1574
1370	return if $pl->{deny_save};	1575	return if $pl->{deny_save};
1371		1576
…		…
1374		1579
1375	return if $pl->{deny_save};	1580	return if $pl->{deny_save};
1376		1581
1377	aio_mkdir playerdir $pl, 0770;	1582	aio_mkdir playerdir $pl, 0770;
1378	$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];
1379		1589
1380	$pl->save_pl ($path);	1590	$pl->save_pl ($path);
1381	cf::cede_to_tick;	1591	cf::cede_to_tick;
1382	}	1592	}
1383		1593
…		…
1415	my ($pl) = @_;	1625	my ($pl) = @_;
1416		1626
1417	my $name = $pl->ob->name;	1627	my $name = $pl->ob->name;
1418		1628
1419	$pl->{deny_save} = 1;	1629	$pl->{deny_save} = 1;
1420	$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
1421		1631
1422	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1632	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1423	$pl->deactivate;	1633	$pl->deactivate;
		1634	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1635	$pl->ob->check_score;
1424	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1636	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1425	$pl->ns->destroy if $pl->ns;	1637	$pl->ns->destroy if $pl->ns;
1426		1638
1427	my $path = playerdir $pl;	1639	my $path = playerdir $pl;
1428	my $temp = "$path~$cf::RUNTIME~deleting~";	1640	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1467		1679
1468	for my $login (@$dirs) {	1680	for my $login (@$dirs) {
1469	my $path = path $login;	1681	my $path = path $login;
1470		1682
1471	# a .pst is a dead give-away for a valid player	1683	# a .pst is a dead give-away for a valid player
1472	unless (-e "$path.pst") {	1684	# if no pst file found, open and chekc for blocked users
		1685	if (aio_stat "$path.pst") {
1473	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1686	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1474	aio_read $fh, 0, 512, my $buf, 0 or next;	1687	aio_read $fh, 0, 512, my $buf, 0 or next;
1475	$buf !~ /^password -------------$/m or next; # official not-valid tag	1688	$buf !~ /^password -------------$/m or next; # official not-valid tag
1476	}	1689	}
1477		1690
…		…
1481		1694
1482	\@logins	1695	\@logins
1483	}	1696	}
1484		1697
1485	=item $player->maps	1698	=item $player->maps
		1699
		1700	=item cf::player::maps $login
1486		1701
1487	Returns an arrayref of map paths that are private for this	1702	Returns an arrayref of map paths that are private for this
1488	player. May block.	1703	player. May block.
1489		1704
1490	=cut	1705	=cut
…		…
1508	}	1723	}
1509		1724
1510	\@paths	1725	\@paths
1511	}	1726	}
1512		1727
1513	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1728	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1514		1729
1515	Expand crossfire pod fragments into protocol xml.	1730	Expand deliantra pod fragments into protocol xml.
1516
1517	=cut
1518
1519	sub expand_cfpod {
1520	((my $self), (local $_)) = @_;
1521
1522	# escape & and <
1523	s/&/&amp;/g;
1524	s/(?<![BIUGHT])</&lt;/g;
1525
1526	# this is buggy, it needs to properly take care of nested <'s
1527
1528	1 while
1529	# replace B<>, I<>, U<> etc.
1530	s/B<([^\>]*)>/<b>$1<\/b>/
1531	|| s/I<([^\>]*)>/<i>$1<\/i>/
1532	|| s/U<([^\>]*)>/<u>$1<\/u>/
1533	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1534	# replace G<male|female> tags
1535	|| s{G<([^>|]*)\|([^>]*)>}{
1536	$self->gender ? $2 : $1
1537	}ge
1538	# replace H<hint text>
1539	|| s{H<([^\>]*)>}
1540	{
1541	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1542	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1543	"")
1544	[$self->{hintmode}]
1545	}ge;
1546
1547	# create single paragraphs (very hackish)
1548	s/(?<=\S)\n(?=\w)/ /g;
1549
1550	# compress some whitespace
1551	s/\s+\n/\n/g; # ws line-ends
1552	s/\n\n+/\n/g; # double lines
1553	s/^\n+//; # beginning lines
1554	s/\n+$//; # ending lines
1555
1556	$_
1557	}
1558
1559	sub hintmode {
1560	$_[0]{hintmode} = $_[1] if @_ > 1;
1561	$_[0]{hintmode}
1562	}
1563		1731
1564	=item $player->ext_reply ($msgid, @msg)	1732	=item $player->ext_reply ($msgid, @msg)
1565		1733
1566	Sends an ext reply to the player.	1734	Sends an ext reply to the player.
1567		1735
…		…
1599		1767
1600	=cut	1768	=cut
1601		1769
1602	sub find_by_path($) {	1770	sub find_by_path($) {
1603	my ($path) = @_;	1771	my ($path) = @_;
		1772
		1773	$path =~ s/^~[^\/]*//; # skip ~login
1604		1774
1605	my ($match, $specificity);	1775	my ($match, $specificity);
1606		1776
1607	for my $region (list) {	1777	for my $region (list) {
1608	if ($region->{match} && $path =~ $region->{match}) {	1778	if ($region->{match} && $path =~ $region->{match}) {
…		…
1634	our $MAX_RESET = 3600;	1804	our $MAX_RESET = 3600;
1635	our $DEFAULT_RESET = 3000;	1805	our $DEFAULT_RESET = 3000;
1636		1806
1637	sub generate_random_map {	1807	sub generate_random_map {
1638	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
1639	# mit "rum" bekleckern, nicht	1812	# mit "rum" bekleckern, nicht
1640	$self->_create_random_map (	1813	$self->_create_random_map (
1641	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1814	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1642	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1815	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1643	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1816	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1644	$rmp->{exit_on_final_map},	1817	$rmp->{exit_on_final_map},
1645	$rmp->{xsize}, $rmp->{ysize},	1818	$rmp->{xsize}, $rmp->{ysize},
1646	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1819	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1647	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1820	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1765		1938
1766	# the temporary/swap location	1939	# the temporary/swap location
1767	sub save_path {	1940	sub save_path {
1768	my ($self) = @_;	1941	my ($self) = @_;
1769		1942
1770	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1943	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1771	"$TMPDIR/$path.map"	1944	"$TMPDIR/$path.map"
1772	}	1945	}
1773		1946
1774	# the unique path, undef == no special unique path	1947	# the unique path, undef == no special unique path
1775	sub uniq_path {	1948	sub uniq_path {
1776	my ($self) = @_;	1949	my ($self) = @_;
1777		1950
1778	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1951	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1779	"$UNIQUEDIR/$path"	1952	"$UNIQUEDIR/$path"
1780	}
1781
1782	# and all this just because we cannot iterate over
1783	# all maps in C++...
1784	sub change_all_map_light {
1785	my ($change) = @_;
1786
1787	$_->change_map_light ($change)
1788	for grep $_->outdoor, values %cf::MAP;
1789	}	1953	}
1790		1954
1791	sub decay_objects {	1955	sub decay_objects {
1792	my ($self) = @_;	1956	my ($self) = @_;
1793		1957
…		…
1877	sub find {	2041	sub find {
1878	my ($path, $origin) = @_;	2042	my ($path, $origin) = @_;
1879		2043
1880	$path = normalise $path, $origin && $origin->path;	2044	$path = normalise $path, $origin && $origin->path;
1881		2045
1882	cf::lock_wait "map_data:$path";#d#remove	2046	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1883	cf::lock_wait "map_find:$path";	2047	my $guard2 = cf::lock_acquire "map_find:$path";
1884		2048
1885	$cf::MAP{$path} || do {	2049	$cf::MAP{$path} || do {
1886	my $guard1 = cf::lock_acquire "map_find:$path";
1887	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1888
1889	my $map = new_from_path cf::map $path	2050	my $map = new_from_path cf::map $path
1890	or return;	2051	or return;
1891		2052
1892	$map->{last_save} = $cf::RUNTIME;	2053	$map->{last_save} = $cf::RUNTIME;
1893		2054
…		…
1895	or return;	2056	or return;
1896		2057
1897	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2058	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1898	# doing this can freeze the server in a sync job, obviously	2059	# doing this can freeze the server in a sync job, obviously
1899	#$cf::WAIT_FOR_TICK->wait;	2060	#$cf::WAIT_FOR_TICK->wait;
		2061	undef $guard2;
1900	undef $guard1;	2062	undef $guard1;
1901	undef $guard2;
1902	$map->reset;	2063	$map->reset;
1903	return find $path;	2064	return find $path;
1904	}	2065	}
1905		2066
1906	$cf::MAP{$path} = $map	2067	$cf::MAP{$path} = $map
1907	}	2068	}
1908	}	2069	}
1909		2070
1910	sub pre_load { }	2071	sub pre_load { }
1911	sub post_load { }	2072	#sub post_load { } # XS
1912		2073
1913	sub load {	2074	sub load {
1914	my ($self) = @_;	2075	my ($self) = @_;
1915		2076
1916	local $self->{deny_reset} = 1; # loading can take a long time	2077	local $self->{deny_reset} = 1; # loading can take a long time
…		…
1933	my $f = new_from_file cf::object::thawer $self->{load_path};	2094	my $f = new_from_file cf::object::thawer $self->{load_path};
1934	$f->skip_block;	2095	$f->skip_block;
1935	$self->_load_objects ($f)	2096	$self->_load_objects ($f)
1936	or return;	2097	or return;
1937		2098
1938	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2099	$self->post_load_original
1939	if delete $self->{load_original};	2100	if delete $self->{load_original};
1940		2101
1941	if (my $uniq = $self->uniq_path) {	2102	if (my $uniq = $self->uniq_path) {
1942	utf8::encode $uniq;	2103	utf8::encode $uniq;
1943	unless (aio_stat $uniq) {	2104	unless (aio_stat $uniq) {
…		…
1961	unless ($self->{deny_activate}) {	2122	unless ($self->{deny_activate}) {
1962	$self->decay_objects;	2123	$self->decay_objects;
1963	$self->fix_auto_apply;	2124	$self->fix_auto_apply;
1964	$self->update_buttons;	2125	$self->update_buttons;
1965	cf::cede_to_tick;	2126	cf::cede_to_tick;
1966	$self->set_darkness_map;
1967	cf::cede_to_tick;
1968	$self->activate;	2127	$self->activate;
1969	}	2128	}
1970		2129
1971	$self->{last_save} = $cf::RUNTIME;	2130	$self->{last_save} = $cf::RUNTIME;
1972	$self->last_access ($cf::RUNTIME);	2131	$self->last_access ($cf::RUNTIME);
1973		2132
1974	$self->in_memory (cf::MAP_IN_MEMORY);	2133	$self->in_memory (cf::MAP_ACTIVE);
1975	}	2134	}
1976		2135
1977	$self->post_load;	2136	$self->post_load;
1978	}	2137	}
1979		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
1980	sub customise_for {	2142	sub customise_for {
1981	my ($self, $ob) = @_;	2143	my ($self, $ob) = @_;
1982		2144
1983	return find "~" . $ob->name . "/" . $self->{path}	2145	return find "~" . $ob->name . "/" . $self->{path}
1984	if $self->per_player;	2146	if $self->per_player;
…		…
2037	my ($path, $origin, $load) = @_;	2199	my ($path, $origin, $load) = @_;
2038		2200
2039	$path = normalise $path, $origin && $origin->{path};	2201	$path = normalise $path, $origin && $origin->{path};
2040		2202
2041	if (my $map = $cf::MAP{$path}) {	2203	if (my $map = $cf::MAP{$path}) {
2042	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2204	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2043	}	2205	}
2044		2206
2045	$MAP_PREFETCH{$path} |= $load;	2207	$MAP_PREFETCH{$path} |= $load;
2046		2208
2047	$MAP_PREFETCHER ||= cf::async {	2209	$MAP_PREFETCHER ||= cf::async {
…		…
2061	$MAP_PREFETCHER->prio (6);	2223	$MAP_PREFETCHER->prio (6);
2062		2224
2063	()	2225	()
2064	}	2226	}
2065		2227
		2228	# common code, used by both ->save and ->swapout
2066	sub save {	2229	sub _save {
2067	my ($self) = @_;	2230	my ($self) = @_;
2068
2069	my $lock = cf::lock_acquire "map_data:$self->{path}";
2070		2231
2071	$self->{last_save} = $cf::RUNTIME;	2232	$self->{last_save} = $cf::RUNTIME;
2072		2233
2073	return unless $self->dirty;	2234	return unless $self->dirty;
2074		2235
…		…
2083		2244
2084	cf::async {	2245	cf::async {
2085	$Coro::current->{desc} = "map player save";	2246	$Coro::current->{desc} = "map player save";
2086	$_->contr->save for $self->players;	2247	$_->contr->save for $self->players;
2087	};	2248	};
		2249
		2250	cf::get_slot 0.02;
2088		2251
2089	if ($uniq) {	2252	if ($uniq) {
2090	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2253	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2091	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2254	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2092	} else {	2255	} else {
2093	$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);
2094	}	2257	}
2095	}	2258	}
2096		2259
		2260	sub save {
		2261	my ($self) = @_;
		2262
		2263	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2264
		2265	$self->_save;
		2266	}
		2267
2097	sub swap_out {	2268	sub swap_out {
2098	my ($self) = @_;	2269	my ($self) = @_;
2099		2270
2100	# save first because save cedes
2101	$self->save;
2102
2103	my $lock = cf::lock_acquire "map_data:$self->{path}";	2271	my $lock = cf::lock_acquire "map_data:$self->{path}";
2104		2272
		2273	return if $self->in_memory != cf::MAP_ACTIVE;
		2274	return if $self->{deny_save};
2105	return if $self->players;	2275	return if $self->players;
2106	return if $self->in_memory != cf::MAP_IN_MEMORY;
2107	return if $self->{deny_save};
2108		2276
2109	$self->in_memory (cf::MAP_SWAPPED);	2277	# first deactivate the map and "unlink" it from the core
2110
2111	$self->deactivate;	2278	$self->deactivate;
2112	$_->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
2113	$self->clear;	2286	$self->clear;
2114	}	2287	}
2115		2288
2116	sub reset_at {	2289	sub reset_at {
2117	my ($self) = @_;	2290	my ($self) = @_;
…		…
2136		2309
2137	my $lock = cf::lock_acquire "map_data:$self->{path}";	2310	my $lock = cf::lock_acquire "map_data:$self->{path}";
2138		2311
2139	return if $self->players;	2312	return if $self->players;
2140		2313
2141	warn "resetting map ", $self->path;	2314	warn "resetting map ", $self->path, "\n";
2142		2315
2143	$self->in_memory (cf::MAP_SWAPPED);	2316	$self->in_memory (cf::MAP_SWAPPED);
2144		2317
2145	# need to save uniques path	2318	# need to save uniques path
2146	unless ($self->{deny_save}) {	2319	unless ($self->{deny_save}) {
…		…
2229		2402
2230	sub unique_maps() {	2403	sub unique_maps() {
2231	[	2404	[
2232	map {	2405	map {
2233	utf8::decode $_;	2406	utf8::decode $_;
2234	/\.map$/	2407	s/\.map$//; # TODO future compatibility hack
		2408	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2409	? ()
2235	? normalise $_	2410	: normalise $_
2236	: ()
2237	} @{ aio_readdir $UNIQUEDIR or [] }	2411	} @{ aio_readdir $UNIQUEDIR or [] }
2238	]	2412	]
2239	}	2413	}
2240		2414
2241	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	}
2242		2446
2243	=back	2447	=back
2244		2448
2245	=head3 cf::object	2449	=head3 cf::object
2246		2450
…		…
2250		2454
2251	=over 4	2455	=over 4
2252		2456
2253	=item $ob->inv_recursive	2457	=item $ob->inv_recursive
2254		2458
2255	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.
2256		2461
2257	=cut	2462	=cut
2258		2463
2259	sub inv_recursive_;	2464	sub inv_recursive_;
2260	sub inv_recursive_ {	2465	sub inv_recursive_ {
…		…
2265	inv_recursive_ inv $_[0]	2470	inv_recursive_ inv $_[0]
2266	}	2471	}
2267		2472
2268	=item $ref = $ob->ref	2473	=item $ref = $ob->ref
2269		2474
2270	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.
2271		2476
2272	=item $ob = cf::object::deref ($refstring)	2477	=item $ob = cf::object::deref ($refstring)
2273		2478
2274	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,
2275	even if the object actually exists. May block.	2480	even if the object actually exists. May block.
…		…
2307	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
2308	dialogue with the given NPC character.	2513	dialogue with the given NPC character.
2309		2514
2310	=cut	2515	=cut
2311		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
2312	# rough implementation of a future "reply" method that works	2531	# rough implementation of a future "reply" method that works
2313	# with dialog boxes.	2532	# with dialog boxes.
2314	#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
2315	sub cf::object::player::reply($$$;$) {	2534	sub cf::object::player::reply($$$;$) {
2316	my ($self, $npc, $msg, $flags) = @_;	2535	my ($self, $npc, $msg, $flags) = @_;
…		…
2327	my $dialog = $pl->{npc_dialog};	2546	my $dialog = $pl->{npc_dialog};
2328	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2547	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2329		2548
2330	} else {	2549	} else {
2331	$msg = $npc->name . " says: $msg" if $npc;	2550	$msg = $npc->name . " says: $msg" if $npc;
2332	$self->message ($msg, $flags);	2551	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2333	}	2552	}
2334	}	2553	}
2335	}	2554	}
2336		2555
2337	=item $object->send_msg ($channel, $msg, $color, [extra...])	2556	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2362		2581
2363	=item $player_object->enter_link	2582	=item $player_object->enter_link
2364		2583
2365	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}>).
2366		2585
2367	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.
2368	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.
2369		2590
2370	Will never block.	2591	Will never block.
2371		2592
2372	=item $player_object->leave_link ($map, $x, $y)	2593	=item $player_object->leave_link ($map, $x, $y)
2373		2594
…		…
2398	return if UNIVERSAL::isa $self->map, "ext::map_link";	2619	return if UNIVERSAL::isa $self->map, "ext::map_link";
2399		2620
2400	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2621	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2401	if $self->map && $self->map->{path} ne "{link}";	2622	if $self->map && $self->map->{path} ne "{link}";
2402		2623
2403	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2624	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2404	}	2625	}
2405		2626
2406	sub cf::object::player::leave_link {	2627	sub cf::object::player::leave_link {
2407	my ($self, $map, $x, $y) = @_;	2628	my ($self, $map, $x, $y) = @_;
2408		2629
…		…
2425	($x, $y) = (-1, -1)	2646	($x, $y) = (-1, -1)
2426	unless (defined $x) && (defined $y);	2647	unless (defined $x) && (defined $y);
2427		2648
2428	# use -1 or undef as default coordinates, not 0, 0	2649	# use -1 or undef as default coordinates, not 0, 0
2429	($x, $y) = ($map->enter_x, $map->enter_y)	2650	($x, $y) = ($map->enter_x, $map->enter_y)
2430	if $x <=0 && $y <= 0;	2651	if $x <= 0 && $y <= 0;
2431		2652
2432	$map->load;	2653	$map->load;
2433	$map->load_neighbours;	2654	$map->load_neighbours;
2434		2655
2435	return unless $self->contr->active;	2656	return unless $self->contr->active;
2436	$self->activate_recursive;
2437		2657
2438	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2658	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2439	$self->enter_map ($map, $x, $y);	2659	$self->enter_map ($map, $x, $y);
		2660
		2661	# only activate afterwards, to support waiting in hooks
		2662	$self->activate_recursive;
2440	}	2663	}
2441		2664
2442	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2665	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2443		2666
2444	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
2445	her, loading and preparing them map, calling the provided $check callback	2668	her, loading and preparing them map, calling the provided $check callback
2446	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
2447	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
2448	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 >>.
2449		2675
2450	=cut	2676	=cut
2451		2677
2452	our $GOTOGEN;	2678	our $GOTOGEN;
2453		2679
…		…
2532	}	2758	}
2533		2759
2534	sub prepare_random_map {	2760	sub prepare_random_map {
2535	my ($exit) = @_;	2761	my ($exit) = @_;
2536		2762
2537	my $guard = cf::lock_acquire "exit_prepare:$exit";
2538
2539	# all this does is basically replace the /! path by	2763	# all this does is basically replace the /! path by
2540	# a new random map path (?random/...) with a seed	2764	# a new random map path (?random/...) with a seed
2541	# that depends on the exit object	2765	# that depends on the exit object
2542		2766
2543	my $rmp = parse_random_map_params $exit->msg;	2767	my $rmp = parse_random_map_params $exit->msg;
…		…
2545	if ($exit->map) {	2769	if ($exit->map) {
2546	$rmp->{region} = $exit->region->name;	2770	$rmp->{region} = $exit->region->name;
2547	$rmp->{origin_map} = $exit->map->path;	2771	$rmp->{origin_map} = $exit->map->path;
2548	$rmp->{origin_x} = $exit->x;	2772	$rmp->{origin_x} = $exit->x;
2549	$rmp->{origin_y} = $exit->y;	2773	$rmp->{origin_y} = $exit->y;
		2774
		2775	$exit->map->touch;
2550	}	2776	}
2551		2777
2552	$rmp->{random_seed} ||= $exit->random_seed;	2778	$rmp->{random_seed} ||= $exit->random_seed;
2553		2779
2554	my $data = cf::to_json $rmp;	2780	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2555	my $md5 = Digest::MD5::md5_hex $data;	2781	my $md5 = Digest::MD5::md5_hex $data;
2556	my $meta = "$RANDOMDIR/$md5.meta";	2782	my $meta = "$RANDOMDIR/$md5.meta";
2557		2783
2558	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2784	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2559	aio_write $fh, 0, (length $data), $data, 0;	2785	aio_write $fh, 0, (length $data), $data, 0;
2560	undef $fh;	2786	undef $fh;
2561	aio_rename "$meta~", $meta;	2787	aio_rename "$meta~", $meta;
2562		2788
		2789	my $slaying = "?random/$md5";
		2790
		2791	if ($exit->valid) {
2563	$exit->slaying ("?random/$md5");	2792	$exit->slaying ("?random/$md5");
2564	$exit->msg (undef);	2793	$exit->msg (undef);
		2794	}
2565	}	2795	}
2566	}	2796	}
2567		2797
2568	sub cf::object::player::enter_exit {	2798	sub cf::object::player::enter_exit {
2569	my ($self, $exit) = @_;	2799	my ($self, $exit) = @_;
2570		2800
2571	return unless $self->type == cf::PLAYER;	2801	return unless $self->type == cf::PLAYER;
2572		2802
2573	if ($exit->slaying eq "/!") {
2574	#TODO: this should de-fi-ni-te-ly not be a sync-job
2575	# the problem is that $exit might not survive long enough
2576	# so it needs to be done right now, right here
2577	cf::sync_job { prepare_random_map $exit };
2578	}
2579
2580	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2581	my $hp = $exit->stats->hp;
2582	my $sp = $exit->stats->sp;
2583
2584	$self->enter_link;	2803	$self->enter_link;
2585		2804
2586	# if exit is damned, update players death & WoR home-position
2587	$self->contr->savebed ($slaying, $hp, $sp)
2588	if $exit->flag (FLAG_DAMNED);
2589
2590	(async {	2805	(async {
2591	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2806	$Coro::current->{desc} = "enter_exit";
2592		2807
2593	$self->deactivate_recursive; # just to be sure
2594	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
2595	$self->goto ($slaying, $hp, $sp);	2823	$self->goto ($map, $x, $y);
2596		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
2597	1;	2829	1
2598	}) {	2830	}) {
2599	$self->message ("Something went wrong deep within the crossfire server. "	2831	$self->message ("Something went wrong deep within the deliantra server. "
2600	. "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. "
2601	. "Please report this to the dungeon master!",	2833	. "Please report this to the dungeon master!",
2602	cf::NDI_UNIQUE | cf::NDI_RED);	2834	cf::NDI_UNIQUE | cf::NDI_RED);
2603		2835
2604	warn "ERROR in enter_exit: $@";	2836	warn "ERROR in enter_exit: $@";
…		…
2621	sub cf::client::send_drawinfo {	2853	sub cf::client::send_drawinfo {
2622	my ($self, $text, $flags) = @_;	2854	my ($self, $text, $flags) = @_;
2623		2855
2624	utf8::encode $text;	2856	utf8::encode $text;
2625	$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);
2626	}	2883	}
2627		2884
2628	=item $client->send_msg ($channel, $msg, $color, [extra...])	2885	=item $client->send_msg ($channel, $msg, $color, [extra...])
2629		2886
2630	Send a drawinfo or msg packet to the client, formatting the msg for the	2887	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2632	the message, with C<log> being the default. If C<$color> is negative, suppress	2889	the message, with C<log> being the default. If C<$color> is negative, suppress
2633	the message unless the client supports the msg packet.	2890	the message unless the client supports the msg packet.
2634		2891
2635	=cut	2892	=cut
2636		2893
		2894	# non-persistent channels (usually the info channel)
2637	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	},
2638	"c/identify" => {	2902	"c/identify" => {
2639	id => "infobox",	2903	id => "infobox",
2640	title => "Identify",	2904	title => "Identify",
2641	reply => undef,	2905	reply => undef,
2642	tooltip => "Items recently identified",	2906	tooltip => "Items recently identified",
…		…
2645	id => "infobox",	2909	id => "infobox",
2646	title => "Examine",	2910	title => "Examine",
2647	reply => undef,	2911	reply => undef,
2648	tooltip => "Signs and other items you examined",	2912	tooltip => "Signs and other items you examined",
2649	},	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	},
2650	"c/lookat" => {	2926	"c/lookat" => {
2651	id => "infobox",	2927	id => "infobox",
2652	title => "Look",	2928	title => "Look",
2653	reply => undef,	2929	reply => undef,
2654	tooltip => "What you saw there",	2930	tooltip => "What you saw there",
2655	},	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" => $CHAT_CHANNEL,
2656	);	3006	);
2657		3007
2658	sub cf::client::send_msg {	3008	sub cf::client::send_msg {
2659	my ($self, $channel, $msg, $color, @extra) = @_;	3009	my ($self, $channel, $msg, $color, @extra) = @_;
2660		3010
2661	$msg = $self->pl->expand_cfpod ($msg);	3011	$msg = $self->pl->expand_cfpod ($msg)
		3012	unless $color & cf::NDI_VERBATIM;
2662		3013
2663	$color &= cf::NDI_CLIENT_MASK; # just in case...	3014	$color &= cf::NDI_CLIENT_MASK; # just in case...
2664		3015
2665	# check predefined channels, for the benefit of C	3016	# check predefined channels, for the benefit of C
2666	if ($CHANNEL{$channel}) {	3017	if ($CHANNEL{$channel}) {
2667	$channel = $CHANNEL{$channel};	3018	$channel = $CHANNEL{$channel};
2668		3019
2669	$self->ext_msg (channel_info => $channel)	3020	$self->ext_msg (channel_info => $channel);
2670	if $self->can_msg;
2671
2672	$channel = $channel->{id};	3021	$channel = $channel->{id};
2673		3022
2674	} elsif (ref $channel) {	3023	} elsif (ref $channel) {
2675	# send meta info to client, if not yet sent	3024	# send meta info to client, if not yet sent
2676	unless (exists $self->{channel}{$channel->{id}}) {	3025	unless (exists $self->{channel}{$channel->{id}}) {
2677	$self->{channel}{$channel->{id}} = $channel;	3026	$self->{channel}{$channel->{id}} = $channel;
2678	$self->ext_msg (channel_info => $channel)	3027	$self->ext_msg (channel_info => $channel);
2679	if $self->can_msg;
2680	}	3028	}
2681		3029
2682	$channel = $channel->{id};	3030	$channel = $channel->{id};
2683	}	3031	}
2684		3032
2685	return unless @extra || length $msg;	3033	return unless @extra || length $msg;
2686		3034
2687	if ($self->can_msg) {
2688	# default colour, mask it out	3035	# default colour, mask it out
2689	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3036	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2690	if $color & cf::NDI_DEF;	3037	if $color & cf::NDI_DEF;
2691		3038
2692	$self->send_packet ("msg " . $self->{json_coder}->encode (	3039	my $pkt = "msg "
		3040	. $self->{json_coder}->encode (
2693	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3041	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2694	} else {	3042	);
2695	if ($color >= 0) {
2696	# replace some tags by gcfclient-compatible ones
2697	for ($msg) {
2698	1 while
2699	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2700	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2701	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2702	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2703	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2704	}
2705		3043
2706	$color &= cf::NDI_COLOR_MASK;	3044	$self->send_big_packet ($pkt);
2707
2708	utf8::encode $msg;
2709
2710	if (0 && $msg =~ /\[/) {
2711	# COMMAND/INFO
2712	$self->send_packet ("drawextinfo $color 10 8 $msg")
2713	} else {
2714	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2715	$self->send_packet ("drawinfo $color $msg")
2716	}
2717	}
2718	}
2719	}	3045	}
2720		3046
2721	=item $client->ext_msg ($type, @msg)	3047	=item $client->ext_msg ($type, @msg)
2722		3048
2723	Sends an ext event to the client.	3049	Sends an ext event to the client.
…		…
2726		3052
2727	sub cf::client::ext_msg($$@) {	3053	sub cf::client::ext_msg($$@) {
2728	my ($self, $type, @msg) = @_;	3054	my ($self, $type, @msg) = @_;
2729		3055
2730	if ($self->extcmd == 2) {	3056	if ($self->extcmd == 2) {
2731	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3057	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2732	} elsif ($self->extcmd == 1) { # TODO: remove	3058	} elsif ($self->extcmd == 1) { # TODO: remove
2733	push @msg, msgtype => "event_$type";	3059	push @msg, msgtype => "event_$type";
2734	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3060	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2735	}	3061	}
2736	}	3062	}
2737		3063
2738	=item $client->ext_reply ($msgid, @msg)	3064	=item $client->ext_reply ($msgid, @msg)
2739		3065
…		…
2743		3069
2744	sub cf::client::ext_reply($$@) {	3070	sub cf::client::ext_reply($$@) {
2745	my ($self, $id, @msg) = @_;	3071	my ($self, $id, @msg) = @_;
2746		3072
2747	if ($self->extcmd == 2) {	3073	if ($self->extcmd == 2) {
2748	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3074	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2749	} elsif ($self->extcmd == 1) {	3075	} elsif ($self->extcmd == 1) {
2750	#TODO: version 1, remove	3076	#TODO: version 1, remove
2751	unshift @msg, msgtype => "reply", msgid => $id;	3077	unshift @msg, msgtype => "reply", msgid => $id;
2752	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3078	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2753	}	3079	}
2754	}	3080	}
2755		3081
2756	=item $success = $client->query ($flags, "text", \&cb)	3082	=item $success = $client->query ($flags, "text", \&cb)
2757		3083
…		…
2858		3184
2859	$coro	3185	$coro
2860	}	3186	}
2861		3187
2862	cf::client->attach (	3188	cf::client->attach (
2863	on_destroy => sub {	3189	on_client_destroy => sub {
2864	my ($ns) = @_;	3190	my ($ns) = @_;
2865		3191
2866	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3192	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2867	},	3193	},
2868	);	3194	);
…		…
2884	our $safe_hole = new Safe::Hole;	3210	our $safe_hole = new Safe::Hole;
2885		3211
2886	$SIG{FPE} = 'IGNORE';	3212	$SIG{FPE} = 'IGNORE';
2887		3213
2888	$safe->permit_only (Opcode::opset qw(	3214	$safe->permit_only (Opcode::opset qw(
2889	:base_core :base_mem :base_orig :base_math	3215	:base_core :base_mem :base_orig :base_math :base_loop
2890	grepstart grepwhile mapstart mapwhile	3216	grepstart grepwhile mapstart mapwhile
2891	sort time	3217	sort time
2892	));	3218	));
2893		3219
2894	# here we export the classes and methods available to script code	3220	# here we export the classes and methods available to script code
…		…
2896	=pod	3222	=pod
2897		3223
2898	The following functions and methods are available within a safe environment:	3224	The following functions and methods are available within a safe environment:
2899		3225
2900	cf::object	3226	cf::object
2901	contr pay_amount pay_player map x y force_find force_add	3227	contr pay_amount pay_player map x y force_find force_add destroy
2902	insert remove name archname title slaying race decrease_ob_nr	3228	insert remove name archname title slaying race decrease split
		3229	value
2903		3230
2904	cf::object::player	3231	cf::object::player
2905	player	3232	player
2906		3233
2907	cf::player	3234	cf::player
…		…
2912		3239
2913	=cut	3240	=cut
2914		3241
2915	for (	3242	for (
2916	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3243	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2917	insert remove inv name archname title slaying race	3244	insert remove inv nrof name archname title slaying race
2918	decrease_ob_nr)],	3245	decrease split destroy change_exp value msg lore send_msg)],
2919	["cf::object::player" => qw(player)],	3246	["cf::object::player" => qw(player)],
2920	["cf::player" => qw(peaceful)],	3247	["cf::player" => qw(peaceful send_msg)],
2921	["cf::map" => qw(trigger)],	3248	["cf::map" => qw(trigger)],
2922	) {	3249	) {
2923	no strict 'refs';	3250	no strict 'refs';
2924	my ($pkg, @funs) = @$_;	3251	my ($pkg, @funs) = @$_;
2925	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3252	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2943		3270
2944	my $qcode = $code;	3271	my $qcode = $code;
2945	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3272	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2946	$qcode =~ s/\n/\\n/g;	3273	$qcode =~ s/\n/\\n/g;
2947		3274
		3275	%vars = (_dummy => 0) unless %vars;
		3276
		3277	my @res;
2948	local $_;	3278	local $_;
2949	local @safe::cf::_safe_eval_args = values %vars;
2950		3279
2951	my $eval =	3280	my $eval =
2952	"do {\n"	3281	"do {\n"
2953	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3282	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2954	. "#line 0 \"{$qcode}\"\n"	3283	. "#line 0 \"{$qcode}\"\n"
2955	. $code	3284	. $code
2956	. "\n}"	3285	. "\n}"
2957	;	3286	;
2958		3287
		3288	if ($CFG{safe_eval}) {
2959	sub_generation_inc;	3289	sub_generation_inc;
		3290	local @safe::cf::_safe_eval_args = values %vars;
2960	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3291	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2961	sub_generation_inc;	3292	sub_generation_inc;
		3293	} else {
		3294	local @cf::_safe_eval_args = values %vars;
		3295	@res = wantarray ? eval eval : scalar eval $eval;
		3296	}
2962		3297
2963	if ($@) {	3298	if ($@) {
2964	warn "$@";	3299	warn "$@";
2965	warn "while executing safe code '$code'\n";	3300	warn "while executing safe code '$code'\n";
2966	warn "with arguments " . (join " ", %vars) . "\n";	3301	warn "with arguments " . (join " ", %vars) . "\n";
…		…
2985	=cut	3320	=cut
2986		3321
2987	sub register_script_function {	3322	sub register_script_function {
2988	my ($fun, $cb) = @_;	3323	my ($fun, $cb) = @_;
2989		3324
2990	no strict 'refs';	3325	$fun = "safe::$fun" if $CFG{safe_eval};
2991	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3326	*$fun = $safe_hole->wrap ($cb);
2992	}	3327	}
2993		3328
2994	=back	3329	=back
2995		3330
2996	=cut	3331	=cut
…		…
3017		3352
3018	$facedata->{version} == 2	3353	$facedata->{version} == 2
3019	or cf::cleanup "$path: version mismatch, cannot proceed.";	3354	or cf::cleanup "$path: version mismatch, cannot proceed.";
3020		3355
3021	# 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]);
3022	$facedata->{resource}{"res/exp_table"} = {	3358	$facedata->{resource}{"res/exp_table"} = {
3023	type => FT_RSRC,	3359	type => FT_RSRC,
3024	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),
3025	};	3362	};
3026	cf::cede_to_tick;	3363	cf::cede_to_tick;
3027		3364
3028	{	3365	{
3029	my $faces = $facedata->{faceinfo};	3366	my $faces = $facedata->{faceinfo};
3030		3367
3031	while (my ($face, $info) = each %$faces) {	3368	while (my ($face, $info) = each %$faces) {
3032	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3369	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3370
3033	cf::face::set_visibility $idx, $info->{visibility};	3371	cf::face::set_visibility $idx, $info->{visibility};
3034	cf::face::set_magicmap $idx, $info->{magicmap};	3372	cf::face::set_magicmap $idx, $info->{magicmap};
3035	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3373	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3036	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3374	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
3037		3375
3038	cf::cede_to_tick;	3376	cf::cede_to_tick;
3039	}	3377	}
3040		3378
3041	while (my ($face, $info) = each %$faces) {	3379	while (my ($face, $info) = each %$faces) {
3042	next unless $info->{smooth};	3380	next unless $info->{smooth};
		3381
3043	my $idx = cf::face::find $face	3382	my $idx = cf::face::find $face
3044	or next;	3383	or next;
		3384
3045	if (my $smooth = cf::face::find $info->{smooth}) {	3385	if (my $smooth = cf::face::find $info->{smooth}) {
3046	cf::face::set_smooth $idx, $smooth;	3386	cf::face::set_smooth $idx, $smooth;
3047	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3387	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3048	} else {	3388	} else {
3049	warn "smooth face '$info->{smooth}' not found for face '$face'";	3389	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
3063		3403
3064	cf::anim::invalidate_all; # d'oh	3404	cf::anim::invalidate_all; # d'oh
3065	}	3405	}
3066		3406
3067	{	3407	{
3068	# TODO: for gcfclient pleasure, we should give resources
3069	# that gcfclient doesn't grok a >10000 face index.
3070	my $res = $facedata->{resource};	3408	my $res = $facedata->{resource};
3071		3409
3072	my $soundconf = delete $res->{"res/sound.conf"};
3073
3074	while (my ($name, $info) = each %$res) {	3410	while (my ($name, $info) = each %$res) {
		3411	if (defined $info->{type}) {
3075	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3412	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3076	my $data;
3077		3413
3078	if ($info->{type} & 1) {	3414	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3079	# prepend meta info	3415	cf::face::set_type $idx, $info->{type};
3080
3081	my $meta = $enc->encode ({
3082	name => $name,
3083	%{ $info->{meta} || {} },
3084	});
3085
3086	$data = pack "(w/a*)*", $meta, $info->{data};
3087	} else {	3416	} else {
3088	$data = $info->{data};	3417	$RESOURCE{$name} = $info;
3089	}	3418	}
3090		3419
3091	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3092	cf::face::set_type $idx, $info->{type};
3093
3094	cf::cede_to_tick;	3420	cf::cede_to_tick;
3095	}	3421	}
3096
3097	if ($soundconf) {
3098	$soundconf = $enc->decode (delete $soundconf->{data});
3099
3100	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3101	my $sound = $soundconf->{compat}[$_]
3102	or next;
3103
3104	my $face = cf::face::find "sound/$sound->[1]";
3105	cf::sound::set $sound->[0] => $face;
3106	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3107	}
3108
3109	while (my ($k, $v) = each %{$soundconf->{event}}) {
3110	my $face = cf::face::find "sound/$v";
3111	cf::sound::set $k => $face;
3112	}
3113	}
3114	}	3422	}
		3423
		3424	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3115		3425
3116	1	3426	1
3117	}	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 => $face;
		3445	}
		3446	}
		3447	});
3118		3448
3119	register_exticmd fx_want => sub {	3449	register_exticmd fx_want => sub {
3120	my ($ns, $want) = @_;	3450	my ($ns, $want) = @_;
3121		3451
3122	while (my ($k, $v) = each %$want) {	3452	while (my ($k, $v) = each %$want) {
3123	$ns->fx_want ($k, $v);	3453	$ns->fx_want ($k, $v);
3124	}	3454	}
3125	};	3455	};
		3456
		3457	sub load_resource_file($) {
		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	$status
		3465	}
3126		3466
3127	sub reload_regions {	3467	sub reload_regions {
3128	# HACK to clear player env face cache, we need some signal framework	3468	# HACK to clear player env face cache, we need some signal framework
3129	# for this (global event?)	3469	# for this (global event?)
3130	%ext::player_env::MUSIC_FACE_CACHE = ();	3470	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3144	}	3484	}
3145		3485
3146	sub reload_archetypes {	3486	sub reload_archetypes {
3147	load_resource_file "$DATADIR/archetypes"	3487	load_resource_file "$DATADIR/archetypes"
3148	or die "unable to load archetypes\n";	3488	or die "unable to load archetypes\n";
3149	#d# NEED to laod twice to resolve forward references
3150	# this really needs to be done in an extra post-pass
3151	# (which needs to be synchronous, so solve it differently)
3152	load_resource_file "$DATADIR/archetypes"
3153	or die "unable to load archetypes\n";
3154	}	3489	}
3155		3490
3156	sub reload_treasures {	3491	sub reload_treasures {
3157	load_resource_file "$DATADIR/treasures"	3492	load_resource_file "$DATADIR/treasures"
3158	or die "unable to load treasurelists\n";	3493	or die "unable to load treasurelists\n";
3159	}	3494	}
3160		3495
3161	sub reload_resources {	3496	sub reload_resources {
3162	warn "reloading resource files...\n";	3497	warn "reloading resource files...\n";
3163		3498
		3499	reload_facedata;
		3500	reload_archetypes;
3164	reload_regions;	3501	reload_regions;
3165	reload_facedata;
3166	#reload_archetypes;#d#
3167	reload_archetypes;
3168	reload_treasures;	3502	reload_treasures;
3169		3503
3170	warn "finished reloading resource files\n";	3504	warn "finished reloading resource files\n";
3171	}	3505	}
3172		3506
3173	sub init {
3174	reload_resources;
3175	}
3176
3177	sub reload_config {	3507	sub reload_config {
		3508	warn "reloading config file...\n";
		3509
3178	open my $fh, "<:utf8", "$CONFDIR/config"	3510	open my $fh, "<:utf8", "$CONFDIR/config"
3179	or return;	3511	or return;
3180		3512
3181	local $/;	3513	local $/;
3182	*CFG = YAML::Syck::Load <$fh>;	3514	*CFG = YAML::XS::Load scalar <$fh>;
3183		3515
3184	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3516	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3185		3517
3186	$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};
3187	$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};
…		…
3191	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3523	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3192	and die "WARNING: m(un)lockall failed: $!\n";	3524	and die "WARNING: m(un)lockall failed: $!\n";
3193	};	3525	};
3194	warn $@ if $@;	3526	warn $@ if $@;
3195	}	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;
3196	}	3558	}
3197		3559
3198	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
3199	# we must not ever block the main coroutine	3570	# we must not ever block the main coroutine
3200	local $Coro::idle = sub {	3571	local $Coro::idle = sub {
3201	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#
3202	(async {	3573	(async {
3203	$Coro::current->{desc} = "IDLE BUG HANDLER";	3574	$Coro::current->{desc} = "IDLE BUG HANDLER";
3204	Event::one_event;	3575	EV::loop EV::LOOP_ONESHOT;
3205	})->prio (Coro::PRIO_MAX);	3576	})->prio (Coro::PRIO_MAX);
3206	};	3577	};
3207		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;
3208	reload_config;	3591	reload_config;
3209	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
3210	load_extensions;	3602	load_extensions;
3211		3603
3212	$TICK_WATCHER->start;	3604	utime time, time, $RUNTIMEFILE;
3213	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;
3214	}	3617	}
3215		3618
3216	#############################################################################	3619	#############################################################################
3217	# initialisation and cleanup	3620	# initialisation and cleanup
3218		3621
3219	# install some emergency cleanup handlers	3622	# install some emergency cleanup handlers
3220	BEGIN {	3623	BEGIN {
		3624	our %SIGWATCHER = ();
3221	for my $signal (qw(INT HUP TERM)) {	3625	for my $signal (qw(INT HUP TERM)) {
3222	Event->signal (	3626	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3223	reentrant => 0,
3224	data => WF_AUTOCANCEL,
3225	signal => $signal,
3226	prio => 0,
3227	cb => sub {
3228	cf::cleanup "SIG$signal";	3627	cf::cleanup "SIG$signal";
3229	},
3230	);	3628	};
3231	}	3629	}
3232	}	3630	}
3233		3631
3234	sub write_runtime {	3632	sub write_runtime_sync {
3235	my $runtime = "$LOCALDIR/runtime";	3633	my $t0 = AE::time;
3236		3634
3237	# first touch the runtime file to show we are still running:	3635	# first touch the runtime file to show we are still running:
3238	# the fsync below can take a very very long time.	3636	# the fsync below can take a very very long time.
3239		3637
3240	IO::AIO::aio_utime $runtime, undef, undef;	3638	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3241		3639
3242	my $guard = cf::lock_acquire "write_runtime";	3640	my $guard = cf::lock_acquire "write_runtime";
3243		3641
3244	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3642	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3245	or return;	3643	or return;
3246		3644
3247	my $value = $cf::RUNTIME + 90 + 10;	3645	my $value = $cf::RUNTIME + 90 + 10;
3248	# 10 is the runtime save interval, for a monotonic clock	3646	# 10 is the runtime save interval, for a monotonic clock
3249	# 60 allows for the watchdog to kill the server.	3647	# 60 allows for the watchdog to kill the server.
…		…
3259	aio_utime $fh, undef, undef;	3657	aio_utime $fh, undef, undef;
3260		3658
3261	close $fh	3659	close $fh
3262	or return;	3660	or return;
3263		3661
3264	aio_rename "$runtime~", $runtime	3662	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3265	and return;	3663	and return;
3266		3664
3267	warn "runtime file written.\n";	3665	warn sprintf "runtime file written (%gs).\n", AE::time - $t0;
3268		3666
3269	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 };
3270	}	3718	}
3271		3719
3272	sub emergency_save() {	3720	sub emergency_save() {
3273	my $freeze_guard = cf::freeze_mainloop;	3721	my $freeze_guard = cf::freeze_mainloop;
3274		3722
3275	warn "enter emergency perl save\n";	3723	warn "emergency_perl_save: enter\n";
3276		3724
3277	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
3278	# use a peculiar iteration method to avoid tripping on perl	3731	# use a peculiar iteration method to avoid tripping on perl
3279	# refcount bugs in for. also avoids problems with players	3732	# refcount bugs in for. also avoids problems with players
3280	# and maps saved/destroyed asynchronously.	3733	# and maps saved/destroyed asynchronously.
3281	warn "begin emergency player save\n";	3734	warn "emergency_perl_save: begin player save\n";
3282	for my $login (keys %cf::PLAYER) {	3735	for my $login (keys %cf::PLAYER) {
3283	my $pl = $cf::PLAYER{$login} or next;	3736	my $pl = $cf::PLAYER{$login} or next;
3284	$pl->valid or next;	3737	$pl->valid or next;
3285	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3738	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3286	$pl->save;	3739	$pl->save;
3287	}	3740	}
3288	warn "end emergency player save\n";	3741	warn "emergency_perl_save: end player save\n";
3289		3742
3290	warn "begin emergency map save\n";	3743	warn "emergency_perl_save: begin map save\n";
3291	for my $path (keys %cf::MAP) {	3744	for my $path (keys %cf::MAP) {
3292	my $map = $cf::MAP{$path} or next;	3745	my $map = $cf::MAP{$path} or next;
3293	$map->valid or next;	3746	$map->valid or next;
3294	$map->save;	3747	$map->save;
3295	}	3748	}
3296	warn "end emergency map save\n";	3749	warn "emergency_perl_save: end map save\n";
3297		3750
3298	warn "begin emergency database checkpoint\n";	3751	warn "emergency_perl_save: begin database checkpoint\n";
3299	BDB::db_env_txn_checkpoint $DB_ENV;	3752	BDB::db_env_txn_checkpoint $DB_ENV;
3300	warn "end emergency database checkpoint\n";	3753	warn "emergency_perl_save: end database checkpoint\n";
		3754
		3755	warn "emergency_perl_save: begin write uuid\n";
		3756	write_uuid_sync 1;
		3757	warn "emergency_perl_save: end write uuid\n";
3301	};	3758	};
3302		3759
		3760	warn "emergency_perl_save: starting sync()\n";
		3761	IO::AIO::aio_sync sub {
		3762	warn "emergency_perl_save: finished sync()\n";
		3763	};
		3764
3303	warn "leave emergency perl save\n";	3765	warn "emergency_perl_save: leave\n";
3304	}	3766	}
3305		3767
3306	sub post_cleanup {	3768	sub post_cleanup {
3307	my ($make_core) = @_;	3769	my ($make_core) = @_;
3308		3770
3309	warn Carp::longmess "post_cleanup backtrace"	3771	warn Carp::longmess "post_cleanup backtrace"
3310	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	}
3311	}	3801	}
3312		3802
3313	sub do_reload_perl() {	3803	sub do_reload_perl() {
3314	# can/must only be called in main	3804	# can/must only be called in main
3315	if ($Coro::current != $Coro::main) {	3805	if (in_main) {
3316	warn "can only reload from main coroutine";	3806	warn "can only reload from main coroutine";
3317	return;	3807	return;
3318	}	3808	}
3319		3809
		3810	return if $RELOAD++;
		3811
		3812	my $t1 = AE::time;
		3813
		3814	while ($RELOAD) {
3320	warn "reloading...";	3815	warn "reloading...";
3321		3816
3322	warn "entering sync_job";	3817	warn "entering sync_job";
3323		3818
3324	cf::sync_job {	3819	cf::sync_job {
3325	cf::write_runtime; # external watchdog should not bark	3820	cf::write_runtime_sync; # external watchdog should not bark
3326	cf::emergency_save;	3821	cf::emergency_save;
3327	cf::write_runtime; # external watchdog should not bark	3822	cf::write_runtime_sync; # external watchdog should not bark
3328		3823
3329	warn "syncing database to disk";	3824	warn "syncing database to disk";
3330	BDB::db_env_txn_checkpoint $DB_ENV;	3825	BDB::db_env_txn_checkpoint $DB_ENV;
3331		3826
3332	# 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
3333		3828
3334	warn "cancelling all WF_AUTOCANCEL watchers";
3335	for (Event::all_watchers) {
3336	$_->cancel if $_->data & WF_AUTOCANCEL;
3337	}
3338
3339	warn "flushing outstanding aio requests";	3829	warn "flushing outstanding aio requests";
3340	for (;;) {
3341	BDB::flush;
3342	IO::AIO::flush;
3343	Coro::cede;
3344	last unless IO::AIO::nreqs || BDB::nreqs;	3830	while (IO::AIO::nreqs || BDB::nreqs) {
3345	warn "iterate...";	3831	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3346	}
3347
3348	++$RELOAD;
3349
3350	warn "cancelling all extension coros";
3351	$_->cancel for values %EXT_CORO;
3352	%EXT_CORO = ();
3353
3354	warn "removing commands";
3355	%COMMAND = ();
3356
3357	warn "removing ext/exti commands";
3358	%EXTCMD = ();
3359	%EXTICMD = ();
3360
3361	warn "unloading/nuking all extensions";
3362	for my $pkg (@EXTS) {
3363	warn "... unloading $pkg";
3364
3365	if (my $cb = $pkg->can ("unload")) {
3366	eval {
3367	$cb->($pkg);
3368	1
3369	} or warn "$pkg unloaded, but with errors: $@";
3370	}	3832	}
3371		3833
3372	warn "... nuking $pkg";	3834	warn "cancelling all extension coros";
3373	Symbol::delete_package $pkg;	3835	$_->cancel for values %EXT_CORO;
3374	}	3836	%EXT_CORO = ();
3375		3837
3376	warn "unloading all perl modules loaded from $LIBDIR";	3838	warn "removing commands";
3377	while (my ($k, $v) = each %INC) {	3839	%COMMAND = ();
3378	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3379		3840
		3841	warn "removing ext/exti commands";
		3842	%EXTCMD = ();
		3843	%EXTICMD = ();
		3844
		3845	warn "unloading/nuking all extensions";
		3846	for my $pkg (@EXTS) {
3380	warn "... unloading $k";	3847	warn "... unloading $pkg";
3381	delete $INC{$k};
3382		3848
3383	$k =~ s/\.pm$//;
3384	$k =~ s/\//::/g;
3385
3386	if (my $cb = $k->can ("unload_module")) {	3849	if (my $cb = $pkg->can ("unload")) {
		3850	eval {
3387	$cb->();	3851	$cb->($pkg);
		3852	1
		3853	} or warn "$pkg unloaded, but with errors: $@";
		3854	}
		3855
		3856	warn "... clearing $pkg";
		3857	clear_package $pkg;
3388	}	3858	}
3389		3859
3390	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 $k;
3391	}	3875	}
3392		3876
3393	warn "getting rid of safe::, as good as possible";	3877	warn "getting rid of safe::, as good as possible";
3394	Symbol::delete_package "safe::$_"	3878	clear_package "safe::$_"
3395	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);
3396		3880
3397	warn "unloading cf.pm \"a bit\"";	3881	warn "unloading cf.pm \"a bit\"";
3398	delete $INC{"cf.pm"};	3882	delete $INC{"cf.pm"};
3399	delete $INC{"cf/pod.pm"};	3883	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3400		3884
3401	# don't, removes xs symbols, too,	3885	# don't, removes xs symbols, too,
3402	# and global variables created in xs	3886	# and global variables created in xs
3403	#Symbol::delete_package __PACKAGE__;	3887	#clear_package __PACKAGE__;
3404		3888
3405	warn "unload completed, starting to reload now";	3889	warn "unload completed, starting to reload now";
3406		3890
3407	warn "reloading cf.pm";	3891	warn "reloading cf.pm";
3408	require cf;	3892	require cf;
3409	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3893	cf::_connect_to_perl_1;
3410		3894
3411	warn "loading config and database again";	3895	warn "loading config and database again";
3412	cf::reload_config;	3896	cf::reload_config;
3413		3897
3414	warn "loading extensions";	3898	warn "loading extensions";
3415	cf::load_extensions;	3899	cf::load_extensions;
3416		3900
		3901	if ($REATTACH_ON_RELOAD) {
3417	warn "reattaching attachments to objects/players";	3902	warn "reattaching attachments to objects/players";
3418	_global_reattach; # objects, sockets	3903	_global_reattach; # objects, sockets
3419	warn "reattaching attachments to maps";	3904	warn "reattaching attachments to maps";
3420	reattach $_ for values %MAP;	3905	reattach $_ for values %MAP;
3421	warn "reattaching attachments to players";	3906	warn "reattaching attachments to players";
3422	reattach $_ for values %PLAYER;	3907	reattach $_ for values %PLAYER;
		3908	}
3423		3909
		3910	warn "running post_init jobs";
		3911	(pop @POST_INIT)->(1) while @POST_INIT;
		3912
3424	warn "leaving sync_job";	3913	warn "leaving sync_job";
3425		3914
3426	1	3915	1
3427	} or do {	3916	} or do {
3428	warn $@;	3917	warn $@;
3429	warn "error while reloading, exiting.";	3918	cf::cleanup "error while reloading, exiting.";
3430	exit 1;
3431	};	3919	};
3432		3920
3433	warn "reloaded";	3921	warn "reloaded";
		3922	--$RELOAD;
		3923	}
		3924
		3925	$t1 = AE::time - $t1;
		3926	warn "reload completed in ${t1}s\n";
3434	};	3927	};
3435		3928
3436	our $RELOAD_WATCHER; # used only during reload	3929	our $RELOAD_WATCHER; # used only during reload
3437		3930
3438	sub reload_perl() {	3931	sub reload_perl() {
3439	# doing reload synchronously and two reloads happen back-to-back,	3932	# doing reload synchronously and two reloads happen back-to-back,
3440	# coro crashes during coro_state_free->destroy here.	3933	# coro crashes during coro_state_free->destroy here.
3441		3934
3442	$RELOAD_WATCHER ||= Event->timer (	3935	$RELOAD_WATCHER ||= cf::async {
3443	reentrant => 0,	3936	Coro::AIO::aio_wait cache_extensions;
3444	after => 0,	3937
3445	data => WF_AUTOCANCEL,	3938	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3446	cb => sub {
3447	do_reload_perl;	3939	do_reload_perl;
3448	undef $RELOAD_WATCHER;	3940	undef $RELOAD_WATCHER;
3449	},	3941	};
3450	);	3942	};
3451	}	3943	}
3452		3944
3453	register_command "reload" => sub {	3945	register_command "reload" => sub {
3454	my ($who, $arg) = @_;	3946	my ($who, $arg) = @_;
3455		3947
…		…
3468		3960
3469	our @WAIT_FOR_TICK;	3961	our @WAIT_FOR_TICK;
3470	our @WAIT_FOR_TICK_BEGIN;	3962	our @WAIT_FOR_TICK_BEGIN;
3471		3963
3472	sub wait_for_tick {	3964	sub wait_for_tick {
3473	return unless $TICK_WATCHER->is_active;
3474	return if $Coro::current == $Coro::main;	3965	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3475		3966
3476	my $signal = new Coro::Signal;	3967	my $signal = new Coro::Signal;
3477	push @WAIT_FOR_TICK, $signal;	3968	push @WAIT_FOR_TICK, $signal;
3478	$signal->wait;	3969	$signal->wait;
3479	}	3970	}
3480		3971
3481	sub wait_for_tick_begin {	3972	sub wait_for_tick_begin {
3482	return unless $TICK_WATCHER->is_active;
3483	return if $Coro::current == $Coro::main;	3973	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3484		3974
3485	my $signal = new Coro::Signal;	3975	my $signal = new Coro::Signal;
3486	push @WAIT_FOR_TICK_BEGIN, $signal;	3976	push @WAIT_FOR_TICK_BEGIN, $signal;
3487	$signal->wait;	3977	$signal->wait;
3488	}	3978	}
3489		3979
3490	$TICK_WATCHER = Event->timer (	3980	sub tick {
3491	reentrant => 0,
3492	parked => 1,
3493	prio => 0,
3494	at => $NEXT_TICK || $TICK,
3495	data => WF_AUTOCANCEL,
3496	cb => sub {
3497	if ($Coro::current != $Coro::main) {	3981	if ($Coro::current != $Coro::main) {
3498	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3982	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3499	unless ++$bug_warning > 10;	3983	unless ++$bug_warning > 10;
3500	return;	3984	return;
3501	}	3985	}
3502		3986
3503	$NOW = $tick_start = Event::time;
3504
3505	cf::server_tick; # one server iteration	3987	cf::server_tick; # one server iteration
3506		3988
3507	$RUNTIME += $TICK;	3989	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3508	$NEXT_TICK += $TICK;
3509		3990
3510	if ($NOW >= $NEXT_RUNTIME_WRITE) {	3991	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3511	$NEXT_RUNTIME_WRITE = $NOW + 10;	3992	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3512	Coro::async_pool {	3993	Coro::async_pool {
3513	$Coro::current->{desc} = "runtime saver";	3994	$Coro::current->{desc} = "runtime saver";
3514	write_runtime	3995	write_runtime_sync
3515	or warn "ERROR: unable to write runtime file: $!";	3996	or warn "ERROR: unable to write runtime file: $!";
3516	};
3517	}	3997	};
		3998	}
3518		3999
3519	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4000	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3520	$sig->send;	4001	$sig->send;
3521	}	4002	}
3522	while (my $sig = shift @WAIT_FOR_TICK) {	4003	while (my $sig = shift @WAIT_FOR_TICK) {
3523	$sig->send;	4004	$sig->send;
3524	}	4005	}
3525		4006
3526	$NOW = Event::time;	4007	$LOAD = ($NOW - $TICK_START) / $TICK;
3527
3528	# if we are delayed by four ticks or more, skip them all
3529	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3530
3531	$TICK_WATCHER->at ($NEXT_TICK);
3532	$TICK_WATCHER->start;
3533
3534	$LOAD = ($NOW - $tick_start) / $TICK;
3535	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4008	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3536		4009
3537	_post_tick;	4010	if (0) {
		4011	if ($NEXT_TICK) {
		4012	my $jitter = $TICK_START - $NEXT_TICK;
		4013	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4014	warn "jitter $JITTER\n";#d#
		4015	}
3538	},	4016	}
3539	);	4017	}
3540		4018
3541	{	4019	{
		4020	# configure BDB
		4021
3542	BDB::min_parallel 8;	4022	BDB::min_parallel 16;
3543	BDB::max_poll_time $TICK * 0.1;	4023	BDB::max_poll_reqs $TICK * 0.1;
3544	$BDB_POLL_WATCHER = Event->io (	4024	$AnyEvent::BDB::WATCHER->priority (1);
3545	reentrant => 0,
3546	fd => BDB::poll_fileno,
3547	poll => 'r',
3548	prio => 0,
3549	data => WF_AUTOCANCEL,
3550	cb => \&BDB::poll_cb,
3551	);
3552
3553	BDB::set_sync_prepare {
3554	my $status;
3555	my $current = $Coro::current;
3556	(
3557	sub {
3558	$status = $!;
3559	$current->ready; undef $current;
3560	},
3561	sub {
3562	Coro::schedule while defined $current;
3563	$! = $status;
3564	},
3565	)
3566	};
3567		4025
3568	unless ($DB_ENV) {	4026	unless ($DB_ENV) {
3569	$DB_ENV = BDB::db_env_create;	4027	$DB_ENV = BDB::db_env_create;
3570	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	4028	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3571	| 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;
3572	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	4031	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3573	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	4032	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3574		4033
3575	cf::sync_job {	4034	cf::sync_job {
3576	eval {	4035	eval {
…		…
3586		4045
3587	cf::cleanup "db_env_open(db): $@" if $@;	4046	cf::cleanup "db_env_open(db): $@" if $@;
3588	};	4047	};
3589	}	4048	}
3590		4049
3591	$BDB_DEADLOCK_WATCHER = Event->timer (	4050	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3592	after => 3,
3593	interval => 1,
3594	hard => 1,
3595	prio => 0,
3596	data => WF_AUTOCANCEL,
3597	cb => sub {
3598	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 { };
3599	},
3600	);	4052	};
3601	$BDB_CHECKPOINT_WATCHER = Event->timer (	4053	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3602	after => 11,
3603	interval => 60,
3604	hard => 1,
3605	prio => 0,
3606	data => WF_AUTOCANCEL,
3607	cb => sub {
3608	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4054	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3609	},
3610	);	4055	};
3611	$BDB_TRICKLE_WATCHER = Event->timer (	4056	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3612	after => 5,
3613	interval => 10,
3614	hard => 1,
3615	prio => 0,
3616	data => WF_AUTOCANCEL,
3617	cb => sub {
3618	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4057	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3619	},
3620	);	4058	};
3621	}	4059	}
3622		4060
3623	{	4061	{
		4062	# configure IO::AIO
		4063
3624	IO::AIO::min_parallel 8;	4064	IO::AIO::min_parallel 8;
3625
3626	undef $Coro::AIO::WATCHER;
3627	IO::AIO::max_poll_time $TICK * 0.1;	4065	IO::AIO::max_poll_time $TICK * 0.1;
3628	$AIO_POLL_WATCHER = Event->io (	4066	undef $AnyEvent::AIO::WATCHER;
3629	reentrant => 0,
3630	data => WF_AUTOCANCEL,
3631	fd => IO::AIO::poll_fileno,
3632	poll => 'r',
3633	prio => 0,
3634	cb => \&IO::AIO::poll_cb,
3635	);
3636	}	4067	}
3637		4068
3638	my $_log_backtrace;	4069	my $_log_backtrace;
3639		4070
3640	sub _log_backtrace {	4071	sub _log_backtrace {
…		…
3643	$msg =~ s/\n//;	4074	$msg =~ s/\n//;
3644		4075
3645	# limit the # of concurrent backtraces	4076	# limit the # of concurrent backtraces
3646	if ($_log_backtrace < 2) {	4077	if ($_log_backtrace < 2) {
3647	++$_log_backtrace;	4078	++$_log_backtrace;
		4079	my $perl_bt = Carp::longmess $msg;
3648	async {	4080	async {
3649	$Coro::current->{desc} = "abt $msg";	4081	$Coro::current->{desc} = "abt $msg";
3650		4082
3651	my @bt = fork_call {	4083	my @bt = fork_call {
3652	@addr = map { sprintf "%x", $_ } @addr;	4084	@addr = map { sprintf "%x", $_ } @addr;
…		…
3663	}	4095	}
3664		4096
3665	@funcs	4097	@funcs
3666	};	4098	};
3667		4099
3668	LOG llevInfo, "[ABT] $msg\n";	4100	LOG llevInfo, "[ABT] $perl_bt\n";
		4101	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3669	LOG llevInfo, "[ABT] $_\n" for @bt;	4102	LOG llevInfo, "[ABT] $_\n" for @bt;
3670	--$_log_backtrace;	4103	--$_log_backtrace;
3671	};	4104	};
3672	} else {	4105	} else {
3673	LOG llevInfo, "[ABT] $msg\n";	4106	LOG llevInfo, "[ABT] $msg\n";
3674	LOG llevInfo, "[ABT] [suppressed]\n";	4107	LOG llevInfo, "[ABT] [suppressed]\n";
3675	}	4108	}
3676	}	4109	}
3677		4110
3678	# load additional modules	4111	# load additional modules
3679	use cf::pod;	4112	require "cf/$_.pm" for @EXTRA_MODULES;
		4113	cf::_connect_to_perl_2;
3680		4114
3681	END { cf::emergency_save }	4115	END { cf::emergency_save }
3682		4116
3683	1	4117	1
3684		4118

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