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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.371 by root, Thu Sep 13 16:16:01 2007 UTC vs.
Revision 1.520 by root, Fri Apr 16 02:37:50 2010 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008,2009,2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify it under
		7	# the terms of the Affero GNU General Public License as published by the
		8	# Free Software Foundation, either version 3 of the License, or (at your
		9	# option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the Affero GNU General Public License
		17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
		19	#
		20	# The authors can be reached via e-mail to <support@deliantra.net>
		21	#
		22
1	package cf;	23	package cf;
2		24
		25	use 5.10.0;
3	use utf8;	26	use utf8;
4	use strict;	27	use strict qw(vars subs);
5		28
6	use Symbol;	29	use Symbol;
7	use List::Util;	30	use List::Util;
8	use Socket;	31	use Socket;
9	use Storable;	32	use EV;
10	use Event;
11	use Opcode;	33	use Opcode;
12	use Safe;	34	use Safe;
13	use Safe::Hole;	35	use Safe::Hole;
		36	use Storable ();
		37	use Carp ();
14		38
		39	use Guard ();
15	use Coro 3.64 ();	40	use Coro ();
16	use Coro::State;	41	use Coro::State;
17	use Coro::Handle;	42	use Coro::Handle;
		43	use Coro::EV;
18	use Coro::Event;	44	use Coro::AnyEvent;
19	use Coro::Timer;	45	use Coro::Timer;
20	use Coro::Signal;	46	use Coro::Signal;
21	use Coro::Semaphore;	47	use Coro::Semaphore;
		48	use Coro::SemaphoreSet;
		49	use Coro::AnyEvent;
22	use Coro::AIO;	50	use Coro::AIO;
		51	use Coro::BDB 1.6;
23	use Coro::Storable;	52	use Coro::Storable;
24	use Coro::Util ();	53	use Coro::Util ();
25		54
26	use JSON::XS ();	55	use JSON::XS 2.01 ();
27	use BDB ();	56	use BDB ();
28	use Data::Dumper;	57	use Data::Dumper;
29	use Digest::MD5;
30	use Fcntl;	58	use Fcntl;
31	use YAML::Syck ();	59	use YAML::XS ();
32	use IO::AIO 2.32 ();	60	use IO::AIO ();
33	use Time::HiRes;	61	use Time::HiRes;
34	use Compress::LZF;	62	use Compress::LZF;
35	use Digest::MD5 ();	63	use Digest::MD5 ();
		64
		65	AnyEvent::detect;
36		66
37	# configure various modules to our taste	67	# configure various modules to our taste
38	#	68	#
39	$Storable::canonical = 1; # reduce rsync transfers	69	$Storable::canonical = 1; # reduce rsync transfers
40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	70	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		71
		72	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		73
		74	# make sure c-lzf reinitialises itself
		75	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
41	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	76	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42		77
43	$Event::Eval = 1; # no idea why this is required, but it is	78	# strictly for debugging
44		79	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
45	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
46	$YAML::Syck::ImplicitUnicode = 1;
47
48	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
49		80
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	81	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
51		82
52	our %COMMAND = ();	83	our %COMMAND = ();
53	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
…		…
56	our %EXTCMD = ();	87	our %EXTCMD = ();
57	our %EXTICMD = ();	88	our %EXTICMD = ();
58	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
59	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
60		91
61	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
62	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
63		96
64	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
65	our $DATADIR = datadir;	98	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	99	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	100	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	101	our $MAPDIR = "$DATADIR/" . mapdir;
69	our $LOCALDIR = localdir;	102	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	103	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	104	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	105	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	106	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	107	our $BDBDIR = "$LOCALDIR/db";
		108	our $PIDFILE = "$LOCALDIR/pid";
		109	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		110
		111	our %RESOURCE;
		112
		113	our $OUTPUT_RATE_MIN = 4000;
		114	our $OUTPUT_RATE_MAX = 100000;
75		115
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	116	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
77	our $TICK_WATCHER;
78	our $AIO_POLL_WATCHER;
79	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	117	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	118	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	119	our $USE_FSYNC = 1; # use fsync to write maps - default on
83		120
84	our $BDB_POLL_WATCHER;
85	our $BDB_DEADLOCK_WATCHER;	121	our $BDB_DEADLOCK_WATCHER;
86	our $BDB_CHECKPOINT_WATCHER;	122	our $BDB_CHECKPOINT_WATCHER;
87	our $BDB_TRICKLE_WATCHER;	123	our $BDB_TRICKLE_WATCHER;
88	our $DB_ENV;	124	our $DB_ENV;
89		125
		126	our @EXTRA_MODULES = qw(pod match mapscript);
		127
90	our %CFG;	128	our %CFG;
91		129
92	our $UPTIME; $UPTIME ||= time;	130	our $UPTIME; $UPTIME ||= time;
93	our $RUNTIME;	131	our $RUNTIME;
		132	our $NOW;
94		133
95	our (%PLAYER, %PLAYER_LOADING); # all users	134	our (%PLAYER, %PLAYER_LOADING); # all users
96	our (%MAP, %MAP_LOADING ); # all maps	135	our (%MAP, %MAP_LOADING ); # all maps
97	our $LINK_MAP; # the special {link} map, which is always available	136	our $LINK_MAP; # the special {link} map, which is always available
98		137
99	# used to convert map paths into valid unix filenames by replacing / by ∕	138	# used to convert map paths into valid unix filenames by replacing / by ∕
100	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	139	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
101		140
102	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	141	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
103	our $LOADAVG; # same thing, but with alpha-smoothing	142	our $LOADAVG; # same thing, but with alpha-smoothing
		143	our $JITTER; # average jitter
104	our $tick_start; # for load detecting purposes	144	our $TICK_START; # for load detecting purposes
		145
		146	our @POST_INIT;
		147
		148	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		149	our $REALLY_UNLOOP; # never set to true, please :)
105		150
106	binmode STDOUT;	151	binmode STDOUT;
107	binmode STDERR;	152	binmode STDERR;
108		153
109	# read virtual server time, if available	154	# read virtual server time, if available
110	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	155	unless ($RUNTIME || !-e $RUNTIMEFILE) {
111	open my $fh, "<", "$LOCALDIR/runtime"	156	open my $fh, "<", $RUNTIMEFILE
112	or die "unable to read runtime file: $!";	157	or die "unable to read $RUNTIMEFILE file: $!";
113	$RUNTIME = <$fh> + 0.;	158	$RUNTIME = <$fh> + 0.;
114	}	159	}
		160
		161	eval "sub TICK() { $TICK } 1" or die;
115		162
116	mkdir $_	163	mkdir $_
117	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	164	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
118		165
119	our $EMERGENCY_POSITION;	166	our $EMERGENCY_POSITION;
120		167
121	sub cf::map::normalise;	168	sub cf::map::normalise;
		169
		170	#############################################################################
		171
		172	%REFLECT = ();
		173	for (@REFLECT) {
		174	my $reflect = JSON::XS::decode_json $_;
		175	$REFLECT{$reflect->{class}} = $reflect;
		176	}
		177
		178	# this is decidedly evil
		179	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
122		180
123	#############################################################################	181	#############################################################################
124		182
125	=head2 GLOBAL VARIABLES	183	=head2 GLOBAL VARIABLES
126		184
…		…
162		220
163	The raw value load value from the last tick.	221	The raw value load value from the last tick.
164		222
165	=item %cf::CFG	223	=item %cf::CFG
166		224
167	Configuration for the server, loaded from C</etc/crossfire/config>, or	225	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
168	from wherever your confdir points to.	226	from wherever your confdir points to.
169		227
170	=item cf::wait_for_tick, cf::wait_for_tick_begin	228	=item cf::wait_for_tick, cf::wait_for_tick_begin
171		229
172	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	230	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	231	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.	232	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
175		233
176	=item @cf::INVOKE_RESULTS	234	=item @cf::INVOKE_RESULTS
177		235
178	This array contains the results of the last C<invoke ()> call. When	236	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	237	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
180	that call.	238	that call.
181		239
		240	=item %cf::REFLECT
		241
		242	Contains, for each (C++) class name, a hash reference with information
		243	about object members (methods, scalars, arrays and flags) and other
		244	metadata, which is useful for introspection.
		245
182	=back	246	=back
183		247
184	=cut	248	=cut
185		249
186	BEGIN {	250	$Coro::State::WARNHOOK = sub {
187	*CORE::GLOBAL::warn = sub {
188	my $msg = join "", @_;	251	my $msg = join "", @_;
189		252
190	$msg .= "\n"	253	$msg .= "\n"
191	unless $msg =~ /\n$/;	254	unless $msg =~ /\n$/;
192		255
193	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	256	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
194		257
195	LOG llevError, $msg;	258	LOG llevError, $msg;
196	};	259	};
197	}	260
		261	$Coro::State::DIEHOOK = sub {
		262	return unless $^S eq 0; # "eq", not "=="
		263
		264	warn Carp::longmess $_[0];
		265
		266	if ($Coro::current == $Coro::main) {#d#
		267	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		268	return;#d#
		269	}#d#
		270
		271	# kill coroutine otherwise
		272	Coro::terminate
		273	};
198		274
199	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	275	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
200	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	276	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
201	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	277	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
202	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	278	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
209	for my $pkg (qw(	285	for my $pkg (qw(
210	cf::global cf::attachable	286	cf::global cf::attachable
211	cf::object cf::object::player	287	cf::object cf::object::player
212	cf::client cf::player	288	cf::client cf::player
213	cf::arch cf::living	289	cf::arch cf::living
		290	cf::map cf::mapspace
214	cf::map cf::party cf::region	291	cf::party cf::region
215	)) {	292	)) {
216	no strict 'refs';
217	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	293	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
218	}	294	}
219		295
220	$Event::DIED = sub {	296	$EV::DIED = sub {
221	warn "error in event callback: @_";	297	Carp::cluck "error in event callback: @_";
222	};	298	};
223		299
224	#############################################################################	300	#############################################################################
225		301
226	=head2 UTILITY FUNCTIONS	302	=head2 UTILITY FUNCTIONS
…		…
248	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	324	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
249	$d	325	$d
250	} || "[unable to dump $_[0]: '$@']";	326	} || "[unable to dump $_[0]: '$@']";
251	}	327	}
252		328
253	=item $ref = cf::from_json $json	329	=item $ref = cf::decode_json $json
254		330
255	Converts a JSON string into the corresponding perl data structure.	331	Converts a JSON string into the corresponding perl data structure.
256		332
257	=item $json = cf::to_json $ref	333	=item $json = cf::encode_json $ref
258		334
259	Converts a perl data structure into its JSON representation.	335	Converts a perl data structure into its JSON representation.
260		336
261	=cut	337	=cut
262		338
263	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	339	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
264		340
265	sub to_json ($) { $json_coder->encode ($_[0]) }	341	sub encode_json($) { $json_coder->encode ($_[0]) }
266	sub from_json ($) { $json_coder->decode ($_[0]) }	342	sub decode_json($) { $json_coder->decode ($_[0]) }
		343
		344	=item cf::post_init { BLOCK }
		345
		346	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		347	but I<before> the server starts ticking again.
		348
		349	The cdoeblock will have a single boolean argument to indicate whether this
		350	is a reload or not.
		351
		352	=cut
		353
		354	sub post_init(&) {
		355	push @POST_INIT, shift;
		356	}
267		357
268	=item cf::lock_wait $string	358	=item cf::lock_wait $string
269		359
270	Wait until the given lock is available. See cf::lock_acquire.	360	Wait until the given lock is available. See cf::lock_acquire.
271		361
272	=item my $lock = cf::lock_acquire $string	362	=item my $lock = cf::lock_acquire $string
273		363
274	Wait until the given lock is available and then acquires it and returns	364	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,	365	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	366	for example when the coroutine gets canceled), the lock is automatically
277	returned.	367	returned.
278		368
279	Locks are *not* recursive, locking from the same coro twice results in a	369	Locks are *not* recursive, locking from the same coro twice results in a
280	deadlocked coro.	370	deadlocked coro.
…		…
286		376
287	Return true if the lock is currently active, i.e. somebody has locked it.	377	Return true if the lock is currently active, i.e. somebody has locked it.
288		378
289	=cut	379	=cut
290		380
291	our %LOCK;	381	our $LOCKS = new Coro::SemaphoreSet;
292	our %LOCKER;#d#
293		382
294	sub lock_wait($) {	383	sub lock_wait($) {
295	my ($key) = @_;	384	$LOCKS->wait ($_[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} }, $Coro::current;
305	Coro::schedule;
306	}
307	}	385	}
308		386
309	sub lock_acquire($) {	387	sub lock_acquire($) {
310	my ($key) = @_;	388	$LOCKS->guard ($_[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	}	389	}
324		390
325	sub lock_active($) {	391	sub lock_active($) {
326	my ($key) = @_;	392	$LOCKS->count ($_[0]) < 1
327
328	! ! $LOCK{$key}
329	}	393	}
330		394
331	sub freeze_mainloop {	395	sub freeze_mainloop {
332	return unless $TICK_WATCHER->is_active;	396	tick_inhibit_inc;
333		397
334	my $guard = Coro::guard {	398	&Guard::guard (\&tick_inhibit_dec);
335	$TICK_WATCHER->start;	399	}
336	};	400
337	$TICK_WATCHER->stop;	401	=item cf::periodic $interval, $cb
338	$guard	402
		403	Like EV::periodic, but randomly selects a starting point so that the actions
		404	get spread over time.
		405
		406	=cut
		407
		408	sub periodic($$) {
		409	my ($interval, $cb) = @_;
		410
		411	my $start = rand List::Util::min 180, $interval;
		412
		413	EV::periodic $start, $interval, 0, $cb
339	}	414	}
340		415
341	=item cf::get_slot $time[, $priority[, $name]]	416	=item cf::get_slot $time[, $priority[, $name]]
342		417
343	Allocate $time seconds of blocking CPU time at priority C<$priority>:	418	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
351		426
352	=cut	427	=cut
353		428
354	our @SLOT_QUEUE;	429	our @SLOT_QUEUE;
355	our $SLOT_QUEUE;	430	our $SLOT_QUEUE;
		431	our $SLOT_DECAY = 0.9;
356		432
357	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	433	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
358	$SLOT_QUEUE = Coro::async {	434	$SLOT_QUEUE = Coro::async {
		435	$Coro::current->desc ("timeslot manager");
		436
359	my $signal = new Coro::Signal;	437	my $signal = new Coro::Signal;
		438	my $busy;
360		439
361	while () {	440	while () {
362	next_job:	441	next_job:
		442
363	my $avail = cf::till_tick;	443	my $avail = cf::till_tick;
364	if ($avail > 0.01) {	444
365	for (0 .. $#SLOT_QUEUE) {	445	for (0 .. $#SLOT_QUEUE) {
366	if ($SLOT_QUEUE[$_][0] < $avail) {	446	if ($SLOT_QUEUE[$_][0] <= $avail) {
		447	$busy = 0;
367	my $job = splice @SLOT_QUEUE, $_, 1, ();	448	my $job = splice @SLOT_QUEUE, $_, 1, ();
368	$job->[2]->send;	449	$job->[2]->send;
369	Coro::cede;	450	Coro::cede;
370	goto next_job;	451	goto next_job;
371	}	452	} else {
		453	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
372	}	454	}
373	}	455	}
374		456
375	if (@SLOT_QUEUE) {	457	if (@SLOT_QUEUE) {
376	# we do not use wait_For_tick() as it returns immediately when tick is inactive	458	# we do not use wait_for_tick() as it returns immediately when tick is inactive
377	push @cf::WAIT_FOR_TICK, $signal;	459	push @cf::WAIT_FOR_TICK, $signal;
378	$signal->wait;	460	$signal->wait;
379	} else {	461	} else {
		462	$busy = 0;
380	Coro::schedule;	463	Coro::schedule;
381	}	464	}
382	}	465	}
383	};	466	};
384		467
385	sub get_slot($;$$) {	468	sub get_slot($;$$) {
		469	return if tick_inhibit || $Coro::current == $Coro::main;
		470
386	my ($time, $pri, $name) = @_;	471	my ($time, $pri, $name) = @_;
387		472
388	$time = $TICK * .6 if $time > $TICK * .6;	473	$time = clamp $time, 0.01, $TICK * .6;
		474
389	my $sig = new Coro::Signal;	475	my $sig = new Coro::Signal;
390		476
391	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	477	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
392	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	478	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
393	$SLOT_QUEUE->ready;	479	$SLOT_QUEUE->ready;
…		…
404		490
405	BEGIN { *async = \&Coro::async_pool }	491	BEGIN { *async = \&Coro::async_pool }
406		492
407	=item cf::sync_job { BLOCK }	493	=item cf::sync_job { BLOCK }
408		494
409	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	495	The design of Deliantra requires that the main coroutine ($Coro::main)
410	is always able to handle events or runnable, as Crossfire TRT is only	496	is always able to handle events or runnable, as Deliantra is only
411	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	497	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
412	acceptable.	498	acceptable.
413		499
414	If it must be done, put the blocking parts into C<sync_job>. This will run	500	If it must be done, put the blocking parts into C<sync_job>. This will run
415	the given BLOCK in another coroutine while waiting for the result. The	501	the given BLOCK in another coroutine while waiting for the result. The
…		…
420		506
421	sub sync_job(&) {	507	sub sync_job(&) {
422	my ($job) = @_;	508	my ($job) = @_;
423		509
424	if ($Coro::current == $Coro::main) {	510	if ($Coro::current == $Coro::main) {
425	my $time = Event::time;	511	my $time = AE::time;
426		512
427	# this is the main coro, too bad, we have to block	513	# this is the main coro, too bad, we have to block
428	# till the operation succeeds, freezing the server :/	514	# till the operation succeeds, freezing the server :/
429		515
430	# TODO: use suspend/resume instead	516	LOG llevError, Carp::longmess "sync job";#d#
431	# (but this is cancel-safe)	517
432	my $freeze_guard = freeze_mainloop;	518	my $freeze_guard = freeze_mainloop;
433		519
434	my $busy = 1;	520	my $busy = 1;
435	my @res;	521	my @res;
436		522
437	(async {	523	(async {
		524	$Coro::current->desc ("sync job coro");
438	@res = eval { $job->() };	525	@res = eval { $job->() };
439	warn $@ if $@;	526	warn $@ if $@;
440	undef $busy;	527	undef $busy;
441	})->prio (Coro::PRIO_MAX);	528	})->prio (Coro::PRIO_MAX);
442		529
443	while ($busy) {	530	while ($busy) {
444	Coro::cede or Event::one_event;	531	if (Coro::nready) {
		532	Coro::cede_notself;
		533	} else {
		534	EV::loop EV::LOOP_ONESHOT;
445	}	535	}
		536	}
446		537
447	$time = Event::time - $time;	538	my $time = AE::time - $time;
448		539
449	LOG llevError | logBacktrace, Carp::longmess "long sync job"
450	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
451
452	$tick_start += $time; # do not account sync jobs to server load	540	$TICK_START += $time; # do not account sync jobs to server load
453		541
454	wantarray ? @res : $res[0]	542	wantarray ? @res : $res[0]
455	} else {	543	} else {
456	# we are in another coroutine, how wonderful, everything just works	544	# we are in another coroutine, how wonderful, everything just works
457		545
…		…
482	=item fork_call { }, $args	570	=item fork_call { }, $args
483		571
484	Executes the given code block with the given arguments in a seperate	572	Executes the given code block with the given arguments in a seperate
485	process, returning the results. Everything must be serialisable with	573	process, returning the results. Everything must be serialisable with
486	Coro::Storable. May, of course, block. Note that the executed sub may	574	Coro::Storable. May, of course, block. Note that the executed sub may
487	never block itself or use any form of Event handling.	575	never block itself or use any form of event handling.
488		576
489	=cut	577	=cut
490		578
491	sub fork_call(&@) {	579	sub fork_call(&@) {
492	my ($cb, @args) = @_;	580	my ($cb, @args) = @_;
…		…
499	reset_signals;	587	reset_signals;
500	&$cb	588	&$cb
501	}, @args;	589	}, @args;
502		590
503	wantarray ? @res : $res[-1]	591	wantarray ? @res : $res[-1]
		592	}
		593
		594	sub objinfo {
		595	(
		596	"counter value" => cf::object::object_count,
		597	"objects created" => cf::object::create_count,
		598	"objects destroyed" => cf::object::destroy_count,
		599	"freelist size" => cf::object::free_count,
		600	"allocated objects" => cf::object::objects_size,
		601	"active objects" => cf::object::actives_size,
		602	)
		603	}
		604
		605	=item $coin = coin_from_name $name
		606
		607	=cut
		608
		609	our %coin_alias = (
		610	"silver" => "silvercoin",
		611	"silvercoin" => "silvercoin",
		612	"silvercoins" => "silvercoin",
		613	"gold" => "goldcoin",
		614	"goldcoin" => "goldcoin",
		615	"goldcoins" => "goldcoin",
		616	"platinum" => "platinacoin",
		617	"platinumcoin" => "platinacoin",
		618	"platinumcoins" => "platinacoin",
		619	"platina" => "platinacoin",
		620	"platinacoin" => "platinacoin",
		621	"platinacoins" => "platinacoin",
		622	"royalty" => "royalty",
		623	"royalties" => "royalty",
		624	);
		625
		626	sub coin_from_name($) {
		627	$coin_alias{$_[0]}
		628	? cf::arch::find $coin_alias{$_[0]}
		629	: undef
504	}	630	}
505		631
506	=item $value = cf::db_get $family => $key	632	=item $value = cf::db_get $family => $key
507		633
508	Returns a single value from the environment database.	634	Returns a single value from the environment database.
…		…
647		773
648	#############################################################################	774	#############################################################################
649		775
650	=head2 ATTACHABLE OBJECTS	776	=head2 ATTACHABLE OBJECTS
651		777
652	Many objects in crossfire are so-called attachable objects. That means you can	778	Many objects in deliantra are so-called attachable objects. That means you can
653	attach callbacks/event handlers (a collection of which is called an "attachment")	779	attach callbacks/event handlers (a collection of which is called an "attachment")
654	to it. All such attachable objects support the following methods.	780	to it. All such attachable objects support the following methods.
655		781
656	In the following description, CLASS can be any of C<global>, C<object>	782	In the following description, CLASS can be any of C<global>, C<object>
657	C<player>, C<client> or C<map> (i.e. the attachable objects in	783	C<player>, C<client> or C<map> (i.e. the attachable objects in
658	Crossfire TRT).	784	Deliantra).
659		785
660	=over 4	786	=over 4
661		787
662	=item $attachable->attach ($attachment, key => $value...)	788	=item $attachable->attach ($attachment, key => $value...)
663		789
…		…
707	=item cf::CLASS::attachment $name, ...	833	=item cf::CLASS::attachment $name, ...
708		834
709	Register an attachment by C<$name> through which attachable objects of the	835	Register an attachment by C<$name> through which attachable objects of the
710	given CLASS can refer to this attachment.	836	given CLASS can refer to this attachment.
711		837
712	Some classes such as crossfire maps and objects can specify attachments	838	Some classes such as deliantra maps and objects can specify attachments
713	that are attached at load/instantiate time, thus the need for a name.	839	that are attached at load/instantiate time, thus the need for a name.
714		840
715	These calls expect any number of the following handler/hook descriptions:	841	These calls expect any number of the following handler/hook descriptions:
716		842
717	=over 4	843	=over 4
…		…
945	}	1071	}
946		1072
947	0	1073	0
948	}	1074	}
949		1075
950	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1076	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
951		1077
952	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1078	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
953		1079
954	Generate an object-specific event with the given arguments.	1080	Generate an object-specific event with the given arguments.
955		1081
…		…
961		1087
962	=cut	1088	=cut
963		1089
964	#############################################################################	1090	#############################################################################
965	# object support	1091	# object support
966	#
967		1092
		1093	sub _object_equal($$);
		1094	sub _object_equal($$) {
		1095	my ($a, $b) = @_;
		1096
		1097	return 0 unless (ref $a) eq (ref $b);
		1098
		1099	if ("HASH" eq ref $a) {
		1100	my @ka = keys %$a;
		1101	my @kb = keys %$b;
		1102
		1103	return 0 if @ka != @kb;
		1104
		1105	for (0 .. $#ka) {
		1106	return 0 unless $ka[$_] eq $kb[$_];
		1107	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1108	}
		1109
		1110	} elsif ("ARRAY" eq ref $a) {
		1111
		1112	return 0 if @$a != @$b;
		1113
		1114	for (0 .. $#$a) {
		1115	return 0 unless _object_equal $a->[$_], $b->[$_];
		1116	}
		1117
		1118	} elsif ($a ne $b) {
		1119	return 0;
		1120	}
		1121
		1122	1
		1123	}
		1124
		1125	our $SLOW_MERGES;#d#
968	sub _can_merge {	1126	sub _can_merge {
969	my ($ob1, $ob2) = @_;	1127	my ($ob1, $ob2) = @_;
970		1128
971	local $Storable::canonical = 1;	1129	++$SLOW_MERGES;#d#
972	my $fob1 = Storable::freeze $ob1;
973	my $fob2 = Storable::freeze $ob2;
974		1130
975	$fob1 eq $fob2	1131	# we do the slow way here
		1132	return _object_equal $ob1, $ob2
976	}	1133	}
977		1134
978	sub reattach {	1135	sub reattach {
979	# basically do the same as instantiate, without calling instantiate	1136	# basically do the same as instantiate, without calling instantiate
980	my ($obj) = @_;	1137	my ($obj) = @_;
981		1138
		1139	# no longer needed after getting rid of delete_package?
982	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1140	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
983		1141
984	my $registry = $obj->registry;	1142	my $registry = $obj->registry;
985		1143
986	@$registry = ();	1144	@$registry = ();
987		1145
…		…
1002	cf::attachable->attach (	1160	cf::attachable->attach (
1003	prio => -1000000,	1161	prio => -1000000,
1004	on_instantiate => sub {	1162	on_instantiate => sub {
1005	my ($obj, $data) = @_;	1163	my ($obj, $data) = @_;
1006		1164
1007	$data = from_json $data;	1165	$data = decode_json $data;
1008		1166
1009	for (@$data) {	1167	for (@$data) {
1010	my ($name, $args) = @$_;	1168	my ($name, $args) = @$_;
1011		1169
1012	$obj->attach ($name, %{$args || {} });	1170	$obj->attach ($name, %{$args || {} });
…		…
1025	},	1183	},
1026	);	1184	);
1027		1185
1028	sub object_freezer_save {	1186	sub object_freezer_save {
1029	my ($filename, $rdata, $objs) = @_;	1187	my ($filename, $rdata, $objs) = @_;
1030
1031	my $guard = cf::lock_acquire "io";
1032		1188
1033	sync_job {	1189	sync_job {
1034	if (length $$rdata) {	1190	if (length $$rdata) {
1035	utf8::decode (my $decname = $filename);	1191	utf8::decode (my $decname = $filename);
1036	warn sprintf "saving %s (%d,%d)\n",	1192	warn sprintf "saving %s (%d,%d)\n",
1037	$decname, length $$rdata, scalar @$objs;	1193	$decname, length $$rdata, scalar @$objs;
1038		1194
1039	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1195	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1040	chmod SAVE_MODE, $fh;	1196	aio_chmod $fh, SAVE_MODE;
1041	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1197	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1042	aio_fsync $fh if $cf::USE_FSYNC;	1198	if ($cf::USE_FSYNC) {
		1199	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;
		1200	aio_fsync $fh;
		1201	}
1043	close $fh;	1202	aio_close $fh;
1044		1203
1045	if (@$objs) {	1204	if (@$objs) {
1046	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1205	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1047	chmod SAVE_MODE, $fh;	1206	aio_chmod $fh, SAVE_MODE;
1048	my $data = Storable::nfreeze { version => 1, objs => $objs };	1207	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1049	aio_write $fh, 0, (length $data), $data, 0;	1208	aio_write $fh, 0, (length $data), $data, 0;
1050	aio_fsync $fh if $cf::USE_FSYNC;	1209	if ($cf::USE_FSYNC) {
		1210	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;
		1211	aio_fsync $fh;
		1212	}
1051	close $fh;	1213	aio_close $fh;
1052	aio_rename "$filename.pst~", "$filename.pst";	1214	aio_rename "$filename.pst~", "$filename.pst";
1053	}	1215	}
1054	} else {	1216	} else {
1055	aio_unlink "$filename.pst";	1217	aio_unlink "$filename.pst";
1056	}	1218	}
1057		1219
1058	aio_rename "$filename~", $filename;	1220	aio_rename "$filename~", $filename;
		1221
		1222	$filename =~ s%/[^/]+$%%;
		1223	aio_pathsync $filename if $cf::USE_FSYNC;
1059	} else {	1224	} else {
1060	warn "FATAL: $filename~: $!\n";	1225	warn "unable to save objects: $filename~: $!\n";
1061	}	1226	}
1062	} else {	1227	} else {
1063	aio_unlink $filename;	1228	aio_unlink $filename;
1064	aio_unlink "$filename.pst";	1229	aio_unlink "$filename.pst";
1065	}	1230	}
1066	};	1231	};
1067
1068	undef $guard;
1069	}	1232	}
1070		1233
1071	sub object_freezer_as_string {	1234	sub object_freezer_as_string {
1072	my ($rdata, $objs) = @_;	1235	my ($rdata, $objs) = @_;
1073		1236
…		…
1078		1241
1079	sub object_thawer_load {	1242	sub object_thawer_load {
1080	my ($filename) = @_;	1243	my ($filename) = @_;
1081		1244
1082	my ($data, $av);	1245	my ($data, $av);
1083
1084	my $guard = cf::lock_acquire "io";
1085		1246
1086	(aio_load $filename, $data) >= 0	1247	(aio_load $filename, $data) >= 0
1087	or return;	1248	or return;
1088		1249
1089	unless (aio_stat "$filename.pst") {	1250	unless (aio_stat "$filename.pst") {
1090	(aio_load "$filename.pst", $av) >= 0	1251	(aio_load "$filename.pst", $av) >= 0
1091	or return;	1252	or return;
1092		1253
1093	undef $guard;
1094	$av = eval { (Storable::thaw $av)->{objs} };	1254	my $st = eval { Coro::Storable::thaw $av };
		1255	$av = $st->{objs};
1095	}	1256	}
1096		1257
1097	utf8::decode (my $decname = $filename);	1258	utf8::decode (my $decname = $filename);
1098	warn sprintf "loading %s (%d,%d)\n",	1259	warn sprintf "loading %s (%d,%d)\n",
1099	$decname, length $data, scalar @{$av || []};	1260	$decname, length $data, scalar @{$av || []};
…		…
1160	my ($name, $cb) = @_;	1321	my ($name, $cb) = @_;
1161		1322
1162	$EXTICMD{$name} = $cb;	1323	$EXTICMD{$name} = $cb;
1163	}	1324	}
1164		1325
		1326	use File::Glob ();
		1327
1165	cf::player->attach (	1328	cf::player->attach (
1166	on_command => sub {	1329	on_unknown_command => sub {
1167	my ($pl, $name, $params) = @_;	1330	my ($pl, $name, $params) = @_;
1168		1331
1169	my $cb = $COMMAND{$name}	1332	my $cb = $COMMAND{$name}
1170	or return;	1333	or return;
1171		1334
…		…
1201		1364
1202	cf::override;	1365	cf::override;
1203	},	1366	},
1204	);	1367	);
1205		1368
		1369	# "readahead" all extensions
		1370	sub cache_extensions {
		1371	my $grp = IO::AIO::aio_group;
		1372
		1373	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1374	for (grep /\.ext$/, @{$_[0]}) {
		1375	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1376	}
		1377	};
		1378
		1379	$grp
		1380	}
		1381
1206	sub load_extensions {	1382	sub load_extensions {
1207	cf::sync_job {	1383	cf::sync_job {
1208	my %todo;	1384	my %todo;
1209		1385
1210	for my $path (<$LIBDIR/*.ext>) {	1386	for my $path (<$LIBDIR/*.ext>) {
…		…
1229		1405
1230	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1406	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1231	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1407	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1232		1408
1233	$ext{source} =	1409	$ext{source} =
1234	"package $pkg; use strict; use utf8;\n"	1410	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1235	. "#line 1 \"$path\"\n{\n"	1411	. "#line 1 \"$path\"\n{\n"
1236	. $source	1412	. $source
1237	. "\n};\n1";	1413	. "\n};\n1";
1238		1414
1239	$todo{$base} = \%ext;	1415	$todo{$base} = \%ext;
1240	}	1416	}
1241		1417
		1418	my $pass = 0;
1242	my %done;	1419	my %done;
1243	while (%todo) {	1420	while (%todo) {
1244	my $progress;	1421	my $progress;
1245		1422
		1423	++$pass;
		1424
		1425	ext:
1246	while (my ($k, $v) = each %todo) {	1426	while (my ($k, $v) = each %todo) {
1247	for (split /,\s*/, $v->{meta}{depends}) {	1427	for (split /,\s*/, $v->{meta}{depends}) {
1248	goto skip	1428	next ext
1249	unless exists $done{$_};	1429	unless exists $done{$_};
1250	}	1430	}
1251		1431
1252	warn "... loading '$k' into '$v->{pkg}'\n";	1432	warn "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1253		1433
1254	unless (eval $v->{source}) {	1434	my $active = eval $v->{source};
		1435
		1436	if (length $@) {
1255	my $msg = $@ ? "$v->{path}: $@\n"	1437	warn "$v->{path}: $@\n";
1256	: "$v->{base}: extension inactive.\n";
1257		1438
		1439	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1258	if (exists $v->{meta}{mandatory}) {	1440	if exists $v->{meta}{mandatory};
1259	warn $msg;	1441	} else {
1260	warn "mandatory extension failed to load, exiting.\n";	1442	$done{$k} = delete $todo{$k};
1261	exit 1;	1443	push @EXTS, $v->{pkg};
1262	}	1444	$progress = 1;
1263		1445
1264	warn $msg;	1446	warn "$v->{base}: extension inactive.\n"
		1447	unless $active;
1265	}	1448	}
1266
1267	$done{$k} = delete $todo{$k};
1268	push @EXTS, $v->{pkg};
1269	$progress = 1;
1270	}	1449	}
1271		1450
1272	skip:	1451	unless ($progress) {
1273	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1452	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1274	unless $progress;	1453
		1454	while (my ($k, $v) = each %todo) {
		1455	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1456	if exists $v->{meta}{mandatory};
		1457	}
		1458	}
1275	}	1459	}
1276	};	1460	};
1277	}	1461	}
1278		1462
1279	#############################################################################	1463	#############################################################################
1280		1464
1281	=back	1465	=back
1282		1466
1283	=head2 CORE EXTENSIONS	1467	=head2 CORE EXTENSIONS
1284		1468
1285	Functions and methods that extend core crossfire objects.	1469	Functions and methods that extend core deliantra objects.
1286		1470
1287	=cut	1471	=cut
1288		1472
1289	package cf::player;	1473	package cf::player;
1290		1474
…		…
1333		1517
1334	sub exists($) {	1518	sub exists($) {
1335	my ($login) = @_;	1519	my ($login) = @_;
1336		1520
1337	$cf::PLAYER{$login}	1521	$cf::PLAYER{$login}
1338	or cf::sync_job { !aio_stat path $login }	1522	or !aio_stat path $login
1339	}	1523	}
1340		1524
1341	sub find($) {	1525	sub find($) {
1342	return $cf::PLAYER{$_[0]} || do {	1526	return $cf::PLAYER{$_[0]} || do {
1343	my $login = $_[0];	1527	my $login = $_[0];
…		…
1353	aio_unlink +(playerdir $login) . "/$login.pl";	1537	aio_unlink +(playerdir $login) . "/$login.pl";
1354		1538
1355	my $f = new_from_file cf::object::thawer path $login	1539	my $f = new_from_file cf::object::thawer path $login
1356	or return;	1540	or return;
1357		1541
1358	$f->next;
1359	my $pl = cf::player::load_pl $f	1542	my $pl = cf::player::load_pl $f
1360	or return;	1543	or return;
		1544
1361	local $cf::PLAYER_LOADING{$login} = $pl;	1545	local $cf::PLAYER_LOADING{$login} = $pl;
1362	$f->resolve_delayed_derefs;	1546	$f->resolve_delayed_derefs;
1363	$cf::PLAYER{$login} = $pl	1547	$cf::PLAYER{$login} = $pl
1364	}	1548	}
1365	}	1549	}
1366	}	1550	}
1367		1551
		1552	cf::player->attach (
		1553	on_load => sub {
		1554	my ($pl, $path) = @_;
		1555
		1556	# restore slots saved in save, below
		1557	my $slots = delete $pl->{_slots};
		1558
		1559	$pl->ob->current_weapon ($slots->[0]);
		1560	$pl->combat_ob ($slots->[1]);
		1561	$pl->ranged_ob ($slots->[2]);
		1562	},
		1563	);
		1564
1368	sub save($) {	1565	sub save($) {
1369	my ($pl) = @_;	1566	my ($pl) = @_;
1370		1567
1371	return if $pl->{deny_save};	1568	return if $pl->{deny_save};
1372		1569
…		…
1375		1572
1376	return if $pl->{deny_save};	1573	return if $pl->{deny_save};
1377		1574
1378	aio_mkdir playerdir $pl, 0770;	1575	aio_mkdir playerdir $pl, 0770;
1379	$pl->{last_save} = $cf::RUNTIME;	1576	$pl->{last_save} = $cf::RUNTIME;
		1577
		1578	cf::get_slot 0.01;
		1579
		1580	# save slots, to be restored later
		1581	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1380		1582
1381	$pl->save_pl ($path);	1583	$pl->save_pl ($path);
1382	cf::cede_to_tick;	1584	cf::cede_to_tick;
1383	}	1585	}
1384		1586
…		…
1416	my ($pl) = @_;	1618	my ($pl) = @_;
1417		1619
1418	my $name = $pl->ob->name;	1620	my $name = $pl->ob->name;
1419		1621
1420	$pl->{deny_save} = 1;	1622	$pl->{deny_save} = 1;
1421	$pl->password ("*"); # this should lock out the player until we nuked the dir	1623	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1422		1624
1423	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1625	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1424	$pl->deactivate;	1626	$pl->deactivate;
		1627	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1628	$pl->ob->check_score;
1425	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1629	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1426	$pl->ns->destroy if $pl->ns;	1630	$pl->ns->destroy if $pl->ns;
1427		1631
1428	my $path = playerdir $pl;	1632	my $path = playerdir $pl;
1429	my $temp = "$path~$cf::RUNTIME~deleting~";	1633	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1468		1672
1469	for my $login (@$dirs) {	1673	for my $login (@$dirs) {
1470	my $path = path $login;	1674	my $path = path $login;
1471		1675
1472	# a .pst is a dead give-away for a valid player	1676	# a .pst is a dead give-away for a valid player
1473	unless (-e "$path.pst") {	1677	# if no pst file found, open and chekc for blocked users
		1678	if (aio_stat "$path.pst") {
1474	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1679	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1475	aio_read $fh, 0, 512, my $buf, 0 or next;	1680	aio_read $fh, 0, 512, my $buf, 0 or next;
1476	$buf !~ /^password -------------$/m or next; # official not-valid tag	1681	$buf !~ /^password -------------$/m or next; # official not-valid tag
1477	}	1682	}
1478		1683
…		…
1509	}	1714	}
1510		1715
1511	\@paths	1716	\@paths
1512	}	1717	}
1513		1718
1514	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1719	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1515		1720
1516	Expand crossfire pod fragments into protocol xml.	1721	Expand deliantra pod fragments into protocol xml.
1517
1518	=cut
1519
1520	sub expand_cfpod {
1521	((my $self), (local $_)) = @_;
1522
1523	# escape & and <
1524	s/&/&amp;/g;
1525	s/(?<![BIUGHT])</&lt;/g;
1526
1527	# this is buggy, it needs to properly take care of nested <'s
1528
1529	1 while
1530	# replace B<>, I<>, U<> etc.
1531	s/B<([^\>]*)>/<b>$1<\/b>/
1532	|| s/I<([^\>]*)>/<i>$1<\/i>/
1533	|| s/U<([^\>]*)>/<u>$1<\/u>/
1534	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1535	# replace G<male|female> tags
1536	|| s{G<([^>|]*)\|([^>]*)>}{
1537	$self->gender ? $2 : $1
1538	}ge
1539	# replace H<hint text>
1540	|| s{H<([^\>]*)>}
1541	{
1542	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1543	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1544	"")
1545	[$self->{hintmode}]
1546	}ge;
1547
1548	# create single paragraphs (very hackish)
1549	s/(?<=\S)\n(?=\w)/ /g;
1550
1551	# compress some whitespace
1552	s/\s+\n/\n/g; # ws line-ends
1553	s/\n\n+/\n/g; # double lines
1554	s/^\n+//; # beginning lines
1555	s/\n+$//; # ending lines
1556
1557	$_
1558	}
1559
1560	sub hintmode {
1561	$_[0]{hintmode} = $_[1] if @_ > 1;
1562	$_[0]{hintmode}
1563	}
1564		1722
1565	=item $player->ext_reply ($msgid, @msg)	1723	=item $player->ext_reply ($msgid, @msg)
1566		1724
1567	Sends an ext reply to the player.	1725	Sends an ext reply to the player.
1568		1726
…		…
1635	our $MAX_RESET = 3600;	1793	our $MAX_RESET = 3600;
1636	our $DEFAULT_RESET = 3000;	1794	our $DEFAULT_RESET = 3000;
1637		1795
1638	sub generate_random_map {	1796	sub generate_random_map {
1639	my ($self, $rmp) = @_;	1797	my ($self, $rmp) = @_;
		1798
		1799	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1800
1640	# mit "rum" bekleckern, nicht	1801	# mit "rum" bekleckern, nicht
1641	$self->_create_random_map (	1802	$self->_create_random_map (
1642	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1803	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1643	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1804	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1644	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1805	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1645	$rmp->{exit_on_final_map},	1806	$rmp->{exit_on_final_map},
1646	$rmp->{xsize}, $rmp->{ysize},	1807	$rmp->{xsize}, $rmp->{ysize},
1647	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1808	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1648	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1809	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1766		1927
1767	# the temporary/swap location	1928	# the temporary/swap location
1768	sub save_path {	1929	sub save_path {
1769	my ($self) = @_;	1930	my ($self) = @_;
1770		1931
1771	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1932	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1772	"$TMPDIR/$path.map"	1933	"$TMPDIR/$path.map"
1773	}	1934	}
1774		1935
1775	# the unique path, undef == no special unique path	1936	# the unique path, undef == no special unique path
1776	sub uniq_path {	1937	sub uniq_path {
1777	my ($self) = @_;	1938	my ($self) = @_;
1778		1939
1779	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1940	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1780	"$UNIQUEDIR/$path"	1941	"$UNIQUEDIR/$path"
1781	}
1782
1783	# and all this just because we cannot iterate over
1784	# all maps in C++...
1785	sub change_all_map_light {
1786	my ($change) = @_;
1787
1788	$_->change_map_light ($change)
1789	for grep $_->outdoor, values %cf::MAP;
1790	}	1942	}
1791		1943
1792	sub decay_objects {	1944	sub decay_objects {
1793	my ($self) = @_;	1945	my ($self) = @_;
1794		1946
…		…
1878	sub find {	2030	sub find {
1879	my ($path, $origin) = @_;	2031	my ($path, $origin) = @_;
1880		2032
1881	$path = normalise $path, $origin && $origin->path;	2033	$path = normalise $path, $origin && $origin->path;
1882		2034
1883	cf::lock_wait "map_data:$path";#d#remove	2035	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1884	cf::lock_wait "map_find:$path";	2036	my $guard2 = cf::lock_acquire "map_find:$path";
1885		2037
1886	$cf::MAP{$path} || do {	2038	$cf::MAP{$path} || do {
1887	my $guard1 = cf::lock_acquire "map_find:$path";
1888	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1889
1890	my $map = new_from_path cf::map $path	2039	my $map = new_from_path cf::map $path
1891	or return;	2040	or return;
1892		2041
1893	$map->{last_save} = $cf::RUNTIME;	2042	$map->{last_save} = $cf::RUNTIME;
1894		2043
…		…
1896	or return;	2045	or return;
1897		2046
1898	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2047	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1899	# doing this can freeze the server in a sync job, obviously	2048	# doing this can freeze the server in a sync job, obviously
1900	#$cf::WAIT_FOR_TICK->wait;	2049	#$cf::WAIT_FOR_TICK->wait;
		2050	undef $guard2;
1901	undef $guard1;	2051	undef $guard1;
1902	undef $guard2;
1903	$map->reset;	2052	$map->reset;
1904	return find $path;	2053	return find $path;
1905	}	2054	}
1906		2055
1907	$cf::MAP{$path} = $map	2056	$cf::MAP{$path} = $map
1908	}	2057	}
1909	}	2058	}
1910		2059
1911	sub pre_load { }	2060	sub pre_load { }
1912	sub post_load { }	2061	#sub post_load { } # XS
1913		2062
1914	sub load {	2063	sub load {
1915	my ($self) = @_;	2064	my ($self) = @_;
1916		2065
1917	local $self->{deny_reset} = 1; # loading can take a long time	2066	local $self->{deny_reset} = 1; # loading can take a long time
…		…
1934	my $f = new_from_file cf::object::thawer $self->{load_path};	2083	my $f = new_from_file cf::object::thawer $self->{load_path};
1935	$f->skip_block;	2084	$f->skip_block;
1936	$self->_load_objects ($f)	2085	$self->_load_objects ($f)
1937	or return;	2086	or return;
1938		2087
1939	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2088	$self->post_load_original
1940	if delete $self->{load_original};	2089	if delete $self->{load_original};
1941		2090
1942	if (my $uniq = $self->uniq_path) {	2091	if (my $uniq = $self->uniq_path) {
1943	utf8::encode $uniq;	2092	utf8::encode $uniq;
1944	unless (aio_stat $uniq) {	2093	unless (aio_stat $uniq) {
…		…
1962	unless ($self->{deny_activate}) {	2111	unless ($self->{deny_activate}) {
1963	$self->decay_objects;	2112	$self->decay_objects;
1964	$self->fix_auto_apply;	2113	$self->fix_auto_apply;
1965	$self->update_buttons;	2114	$self->update_buttons;
1966	cf::cede_to_tick;	2115	cf::cede_to_tick;
1967	$self->set_darkness_map;
1968	cf::cede_to_tick;
1969	$self->activate;	2116	$self->activate;
1970	}	2117	}
1971		2118
1972	$self->{last_save} = $cf::RUNTIME;	2119	$self->{last_save} = $cf::RUNTIME;
1973	$self->last_access ($cf::RUNTIME);	2120	$self->last_access ($cf::RUNTIME);
1974		2121
1975	$self->in_memory (cf::MAP_IN_MEMORY);	2122	$self->in_memory (cf::MAP_ACTIVE);
1976	}	2123	}
1977		2124
1978	$self->post_load;	2125	$self->post_load;
1979	}	2126	}
1980		2127
		2128	# customize the map for a given player, i.e.
		2129	# return the _real_ map. used by e.g. per-player
		2130	# maps to change the path to ~playername/mappath
1981	sub customise_for {	2131	sub customise_for {
1982	my ($self, $ob) = @_;	2132	my ($self, $ob) = @_;
1983		2133
1984	return find "~" . $ob->name . "/" . $self->{path}	2134	return find "~" . $ob->name . "/" . $self->{path}
1985	if $self->per_player;	2135	if $self->per_player;
…		…
2038	my ($path, $origin, $load) = @_;	2188	my ($path, $origin, $load) = @_;
2039		2189
2040	$path = normalise $path, $origin && $origin->{path};	2190	$path = normalise $path, $origin && $origin->{path};
2041		2191
2042	if (my $map = $cf::MAP{$path}) {	2192	if (my $map = $cf::MAP{$path}) {
2043	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2193	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2044	}	2194	}
2045		2195
2046	$MAP_PREFETCH{$path} |= $load;	2196	$MAP_PREFETCH{$path} |= $load;
2047		2197
2048	$MAP_PREFETCHER ||= cf::async {	2198	$MAP_PREFETCHER ||= cf::async {
		2199	$Coro::current->{desc} = "map prefetcher";
		2200
2049	while (%MAP_PREFETCH) {	2201	while (%MAP_PREFETCH) {
2050	while (my ($k, $v) = each %MAP_PREFETCH) {	2202	while (my ($k, $v) = each %MAP_PREFETCH) {
2051	if (my $map = find $k) {	2203	if (my $map = find $k) {
2052	$map->load if $v;	2204	$map->load if $v;
2053	}	2205	}
…		…
2060	$MAP_PREFETCHER->prio (6);	2212	$MAP_PREFETCHER->prio (6);
2061		2213
2062	()	2214	()
2063	}	2215	}
2064		2216
		2217	# common code, used by both ->save and ->swapout
2065	sub save {	2218	sub _save {
2066	my ($self) = @_;	2219	my ($self) = @_;
2067
2068	my $lock = cf::lock_acquire "map_data:$self->{path}";
2069		2220
2070	$self->{last_save} = $cf::RUNTIME;	2221	$self->{last_save} = $cf::RUNTIME;
2071		2222
2072	return unless $self->dirty;	2223	return unless $self->dirty;
2073		2224
…		…
2079	return if $self->{deny_save};	2230	return if $self->{deny_save};
2080		2231
2081	local $self->{last_access} = $self->last_access;#d#	2232	local $self->{last_access} = $self->last_access;#d#
2082		2233
2083	cf::async {	2234	cf::async {
		2235	$Coro::current->{desc} = "map player save";
2084	$_->contr->save for $self->players;	2236	$_->contr->save for $self->players;
2085	};	2237	};
		2238
		2239	cf::get_slot 0.02;
2086		2240
2087	if ($uniq) {	2241	if ($uniq) {
2088	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2242	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2089	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2243	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2090	} else {	2244	} else {
2091	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2245	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2092	}	2246	}
2093	}	2247	}
2094		2248
		2249	sub save {
		2250	my ($self) = @_;
		2251
		2252	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2253
		2254	$self->_save;
		2255	}
		2256
2095	sub swap_out {	2257	sub swap_out {
2096	my ($self) = @_;	2258	my ($self) = @_;
2097		2259
2098	# save first because save cedes
2099	$self->save;
2100
2101	my $lock = cf::lock_acquire "map_data:$self->{path}";	2260	my $lock = cf::lock_acquire "map_data:$self->{path}";
2102		2261
		2262	return if $self->in_memory != cf::MAP_ACTIVE;
		2263	return if $self->{deny_save};
2103	return if $self->players;	2264	return if $self->players;
2104	return if $self->in_memory != cf::MAP_IN_MEMORY;
2105	return if $self->{deny_save};
2106		2265
2107	$self->in_memory (cf::MAP_SWAPPED);	2266	# first deactivate the map and "unlink" it from the core
2108
2109	$self->deactivate;	2267	$self->deactivate;
2110	$_->clear_links_to ($self) for values %cf::MAP;	2268	$_->clear_links_to ($self) for values %cf::MAP;
		2269	$self->in_memory (cf::MAP_SWAPPED);
		2270
		2271	# then atomically save
		2272	$self->_save;
		2273
		2274	# then free the map
2111	$self->clear;	2275	$self->clear;
2112	}	2276	}
2113		2277
2114	sub reset_at {	2278	sub reset_at {
2115	my ($self) = @_;	2279	my ($self) = @_;
…		…
2134		2298
2135	my $lock = cf::lock_acquire "map_data:$self->{path}";	2299	my $lock = cf::lock_acquire "map_data:$self->{path}";
2136		2300
2137	return if $self->players;	2301	return if $self->players;
2138		2302
2139	warn "resetting map ", $self->path;	2303	warn "resetting map ", $self->path, "\n";
2140		2304
2141	$self->in_memory (cf::MAP_SWAPPED);	2305	$self->in_memory (cf::MAP_SWAPPED);
2142		2306
2143	# need to save uniques path	2307	# need to save uniques path
2144	unless ($self->{deny_save}) {	2308	unless ($self->{deny_save}) {
…		…
2227		2391
2228	sub unique_maps() {	2392	sub unique_maps() {
2229	[	2393	[
2230	map {	2394	map {
2231	utf8::decode $_;	2395	utf8::decode $_;
2232	/\.map$/	2396	s/\.map$//; # TODO future compatibility hack
		2397	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2398	? ()
2233	? normalise $_	2399	: normalise $_
2234	: ()
2235	} @{ aio_readdir $UNIQUEDIR or [] }	2400	} @{ aio_readdir $UNIQUEDIR or [] }
2236	]	2401	]
2237	}	2402	}
2238		2403
2239	package cf;	2404	=item cf::map::static_maps
		2405
		2406	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2407	file in the shared directory excluding F</styles> and F</editor>). May
		2408	block.
		2409
		2410	=cut
		2411
		2412	sub static_maps() {
		2413	my @dirs = "";
		2414	my @maps;
		2415
		2416	while (@dirs) {
		2417	my $dir = shift @dirs;
		2418
		2419	next if $dir eq "/styles" || $dir eq "/editor";
		2420
		2421	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2422	or return;
		2423
		2424	for (@$files) {
		2425	s/\.map$// or next;
		2426	utf8::decode $_;
		2427	push @maps, "$dir/$_";
		2428	}
		2429
		2430	push @dirs, map "$dir/$_", @$dirs;
		2431	}
		2432
		2433	\@maps
		2434	}
2240		2435
2241	=back	2436	=back
2242		2437
2243	=head3 cf::object	2438	=head3 cf::object
2244		2439
…		…
2248		2443
2249	=over 4	2444	=over 4
2250		2445
2251	=item $ob->inv_recursive	2446	=item $ob->inv_recursive
2252		2447
2253	Returns the inventory of the object _and_ their inventories, recursively.	2448	Returns the inventory of the object I<and> their inventories, recursively,
		2449	but I<not> the object itself.
2254		2450
2255	=cut	2451	=cut
2256		2452
2257	sub inv_recursive_;	2453	sub inv_recursive_;
2258	sub inv_recursive_ {	2454	sub inv_recursive_ {
…		…
2263	inv_recursive_ inv $_[0]	2459	inv_recursive_ inv $_[0]
2264	}	2460	}
2265		2461
2266	=item $ref = $ob->ref	2462	=item $ref = $ob->ref
2267		2463
2268	creates and returns a persistent reference to an objetc that can be stored as a string.	2464	Creates and returns a persistent reference to an object that can be stored as a string.
2269		2465
2270	=item $ob = cf::object::deref ($refstring)	2466	=item $ob = cf::object::deref ($refstring)
2271		2467
2272	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2468	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2273	even if the object actually exists. May block.	2469	even if the object actually exists. May block.
…		…
2275	=cut	2471	=cut
2276		2472
2277	sub deref {	2473	sub deref {
2278	my ($ref) = @_;	2474	my ($ref) = @_;
2279		2475
2280	# temporary compatibility#TODO#remove
2281	$ref =~ s{^<}{player/<};
2282
2283	if ($ref =~ m{^player\/(<1\.\d+>)/(.*)$}) {	2476	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
2284	my ($uuid, $name) = ($1, $2);	2477	my ($uuid, $name) = ($1, $2);
2285	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name	2478	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
2286	or return;	2479	or return;
2287	$pl->ob->uuid eq $uuid	2480	$pl->ob->uuid eq $uuid
2288	or return;	2481	or return;
…		…
2308	can be C<undef>. Does the right thing when the player is currently in a	2501	can be C<undef>. Does the right thing when the player is currently in a
2309	dialogue with the given NPC character.	2502	dialogue with the given NPC character.
2310		2503
2311	=cut	2504	=cut
2312		2505
		2506	our $SAY_CHANNEL = {
		2507	id => "say",
		2508	title => "Map",
		2509	reply => "say ",
		2510	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2511	};
		2512
		2513	our $CHAT_CHANNEL = {
		2514	id => "chat",
		2515	title => "Chat",
		2516	reply => "chat ",
		2517	tooltip => "Player chat and shouts, global to the server.",
		2518	};
		2519
2313	# rough implementation of a future "reply" method that works	2520	# rough implementation of a future "reply" method that works
2314	# with dialog boxes.	2521	# with dialog boxes.
2315	#TODO: the first argument must go, split into a $npc->reply_to ( method	2522	#TODO: the first argument must go, split into a $npc->reply_to ( method
2316	sub cf::object::player::reply($$$;$) {	2523	sub cf::object::player::reply($$$;$) {
2317	my ($self, $npc, $msg, $flags) = @_;	2524	my ($self, $npc, $msg, $flags) = @_;
…		…
2328	my $dialog = $pl->{npc_dialog};	2535	my $dialog = $pl->{npc_dialog};
2329	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2536	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2330		2537
2331	} else {	2538	} else {
2332	$msg = $npc->name . " says: $msg" if $npc;	2539	$msg = $npc->name . " says: $msg" if $npc;
2333	$self->message ($msg, $flags);	2540	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2334	}	2541	}
2335	}	2542	}
2336	}	2543	}
2337		2544
2338	=item $object->send_msg ($channel, $msg, $color, [extra...])	2545	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2363		2570
2364	=item $player_object->enter_link	2571	=item $player_object->enter_link
2365		2572
2366	Freezes the player and moves him/her to a special map (C<{link}>).	2573	Freezes the player and moves him/her to a special map (C<{link}>).
2367		2574
2368	The player should be reasonably safe there for short amounts of time. You	2575	The player should be reasonably safe there for short amounts of time (e.g.
2369	I<MUST> call C<leave_link> as soon as possible, though.	2576	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2577	though, as the palyer cannot control the character while it is on the link
		2578	map.
2370		2579
2371	Will never block.	2580	Will never block.
2372		2581
2373	=item $player_object->leave_link ($map, $x, $y)	2582	=item $player_object->leave_link ($map, $x, $y)
2374		2583
…		…
2399	return if UNIVERSAL::isa $self->map, "ext::map_link";	2608	return if UNIVERSAL::isa $self->map, "ext::map_link";
2400		2609
2401	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2610	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2402	if $self->map && $self->map->{path} ne "{link}";	2611	if $self->map && $self->map->{path} ne "{link}";
2403		2612
2404	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2613	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2405	}	2614	}
2406		2615
2407	sub cf::object::player::leave_link {	2616	sub cf::object::player::leave_link {
2408	my ($self, $map, $x, $y) = @_;	2617	my ($self, $map, $x, $y) = @_;
2409		2618
…		…
2426	($x, $y) = (-1, -1)	2635	($x, $y) = (-1, -1)
2427	unless (defined $x) && (defined $y);	2636	unless (defined $x) && (defined $y);
2428		2637
2429	# use -1 or undef as default coordinates, not 0, 0	2638	# use -1 or undef as default coordinates, not 0, 0
2430	($x, $y) = ($map->enter_x, $map->enter_y)	2639	($x, $y) = ($map->enter_x, $map->enter_y)
2431	if $x <=0 && $y <= 0;	2640	if $x <= 0 && $y <= 0;
2432		2641
2433	$map->load;	2642	$map->load;
2434	$map->load_neighbours;	2643	$map->load_neighbours;
2435		2644
2436	return unless $self->contr->active;	2645	return unless $self->contr->active;
2437	$self->activate_recursive;
2438		2646
2439	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2647	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2440	$self->enter_map ($map, $x, $y);	2648	$self->enter_map ($map, $x, $y);
		2649
		2650	# only activate afterwards, to support waiting in hooks
		2651	$self->activate_recursive;
2441	}	2652	}
2442		2653
2443	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2654	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2444		2655
2445	Moves the player to the given map-path and coordinates by first freezing	2656	Moves the player to the given map-path and coordinates by first freezing
2446	her, loading and preparing them map, calling the provided $check callback	2657	her, loading and preparing them map, calling the provided $check callback
2447	that has to return the map if sucecssful, and then unfreezes the player on	2658	that has to return the map if sucecssful, and then unfreezes the player on
2448	the new (success) or old (failed) map position. In either case, $done will	2659	the new (success) or old (failed) map position. In either case, $done will
2449	be called at the end of this process.	2660	be called at the end of this process.
2450		2661
		2662	Note that $check will be called with a potentially non-loaded map, so if
		2663	it needs a loaded map it has to call C<< ->load >>.
		2664
2451	=cut	2665	=cut
2452		2666
2453	our $GOTOGEN;	2667	our $GOTOGEN;
2454		2668
2455	sub cf::object::player::goto {	2669	sub cf::object::player::goto {
…		…
2459	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2673	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2460		2674
2461	$self->enter_link;	2675	$self->enter_link;
2462		2676
2463	(async {	2677	(async {
		2678	$Coro::current->{desc} = "player::goto $path $x $y";
		2679
2464	# *tag paths override both path and x|y	2680	# *tag paths override both path and x|y
2465	if ($path =~ /^\*(.*)$/) {	2681	if ($path =~ /^\*(.*)$/) {
2466	if (my @obs = grep $_->map, ext::map_tags::find $1) {	2682	if (my @obs = grep $_->map, ext::map_tags::find $1) {
2467	my $ob = $obs[rand @obs];	2683	my $ob = $obs[rand @obs];
2468		2684
…		…
2531	}	2747	}
2532		2748
2533	sub prepare_random_map {	2749	sub prepare_random_map {
2534	my ($exit) = @_;	2750	my ($exit) = @_;
2535		2751
2536	my $guard = cf::lock_acquire "exit_prepare:$exit";
2537
2538	# all this does is basically replace the /! path by	2752	# all this does is basically replace the /! path by
2539	# a new random map path (?random/...) with a seed	2753	# a new random map path (?random/...) with a seed
2540	# that depends on the exit object	2754	# that depends on the exit object
2541		2755
2542	my $rmp = parse_random_map_params $exit->msg;	2756	my $rmp = parse_random_map_params $exit->msg;
…		…
2544	if ($exit->map) {	2758	if ($exit->map) {
2545	$rmp->{region} = $exit->region->name;	2759	$rmp->{region} = $exit->region->name;
2546	$rmp->{origin_map} = $exit->map->path;	2760	$rmp->{origin_map} = $exit->map->path;
2547	$rmp->{origin_x} = $exit->x;	2761	$rmp->{origin_x} = $exit->x;
2548	$rmp->{origin_y} = $exit->y;	2762	$rmp->{origin_y} = $exit->y;
		2763
		2764	$exit->map->touch;
2549	}	2765	}
2550		2766
2551	$rmp->{random_seed} ||= $exit->random_seed;	2767	$rmp->{random_seed} ||= $exit->random_seed;
2552		2768
2553	my $data = cf::to_json $rmp;	2769	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2554	my $md5 = Digest::MD5::md5_hex $data;	2770	my $md5 = Digest::MD5::md5_hex $data;
2555	my $meta = "$RANDOMDIR/$md5.meta";	2771	my $meta = "$RANDOMDIR/$md5.meta";
2556		2772
2557	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2773	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2558	aio_write $fh, 0, (length $data), $data, 0;	2774	aio_write $fh, 0, (length $data), $data, 0;
2559	undef $fh;	2775	undef $fh;
2560	aio_rename "$meta~", $meta;	2776	aio_rename "$meta~", $meta;
2561		2777
		2778	my $slaying = "?random/$md5";
		2779
		2780	if ($exit->valid) {
2562	$exit->slaying ("?random/$md5");	2781	$exit->slaying ("?random/$md5");
2563	$exit->msg (undef);	2782	$exit->msg (undef);
		2783	}
2564	}	2784	}
2565	}	2785	}
2566		2786
2567	sub cf::object::player::enter_exit {	2787	sub cf::object::player::enter_exit {
2568	my ($self, $exit) = @_;	2788	my ($self, $exit) = @_;
2569		2789
2570	return unless $self->type == cf::PLAYER;	2790	return unless $self->type == cf::PLAYER;
2571		2791
2572	if ($exit->slaying eq "/!") {
2573	#TODO: this should de-fi-ni-te-ly not be a sync-job
2574	# the problem is that $exit might not survive long enough
2575	# so it needs to be done right now, right here
2576	cf::sync_job { prepare_random_map $exit };
2577	}
2578
2579	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2580	my $hp = $exit->stats->hp;
2581	my $sp = $exit->stats->sp;
2582
2583	$self->enter_link;	2792	$self->enter_link;
2584		2793
2585	# if exit is damned, update players death & WoR home-position
2586	$self->contr->savebed ($slaying, $hp, $sp)
2587	if $exit->flag (FLAG_DAMNED);
2588
2589	(async {	2794	(async {
2590	$self->deactivate_recursive; # just to be sure	2795	$Coro::current->{desc} = "enter_exit";
		2796
2591	unless (eval {	2797	unless (eval {
		2798	$self->deactivate_recursive; # just to be sure
		2799
		2800	# random map handling
		2801	{
		2802	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2803
		2804	prepare_random_map $exit
		2805	if $exit->slaying eq "/!";
		2806	}
		2807
		2808	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2809	my $x = $exit->stats->hp;
		2810	my $y = $exit->stats->sp;
		2811
2592	$self->goto ($slaying, $hp, $sp);	2812	$self->goto ($map, $x, $y);
2593		2813
		2814	# if exit is damned, update players death & WoR home-position
		2815	$self->contr->savebed ($map, $x, $y)
		2816	if $exit->flag (cf::FLAG_DAMNED);
		2817
2594	1;	2818	1
2595	}) {	2819	}) {
2596	$self->message ("Something went wrong deep within the crossfire server. "	2820	$self->message ("Something went wrong deep within the deliantra server. "
2597	. "I'll try to bring you back to the map you were before. "	2821	. "I'll try to bring you back to the map you were before. "
2598	. "Please report this to the dungeon master!",	2822	. "Please report this to the dungeon master!",
2599	cf::NDI_UNIQUE | cf::NDI_RED);	2823	cf::NDI_UNIQUE | cf::NDI_RED);
2600		2824
2601	warn "ERROR in enter_exit: $@";	2825	warn "ERROR in enter_exit: $@";
…		…
2618	sub cf::client::send_drawinfo {	2842	sub cf::client::send_drawinfo {
2619	my ($self, $text, $flags) = @_;	2843	my ($self, $text, $flags) = @_;
2620		2844
2621	utf8::encode $text;	2845	utf8::encode $text;
2622	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2846	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2847	}
		2848
		2849	=item $client->send_big_packet ($pkt)
		2850
		2851	Like C<send_packet>, but tries to compress large packets, and fragments
		2852	them as required.
		2853
		2854	=cut
		2855
		2856	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2857
		2858	sub cf::client::send_big_packet {
		2859	my ($self, $pkt) = @_;
		2860
		2861	# try lzf for large packets
		2862	$pkt = "lzf " . Compress::LZF::compress $pkt
		2863	if 1024 <= length $pkt and $self->{can_lzf};
		2864
		2865	# split very large packets
		2866	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2867	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2868	$pkt = "frag";
		2869	}
		2870
		2871	$self->send_packet ($pkt);
2623	}	2872	}
2624		2873
2625	=item $client->send_msg ($channel, $msg, $color, [extra...])	2874	=item $client->send_msg ($channel, $msg, $color, [extra...])
2626		2875
2627	Send a drawinfo or msg packet to the client, formatting the msg for the	2876	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2629	the message, with C<log> being the default. If C<$color> is negative, suppress	2878	the message, with C<log> being the default. If C<$color> is negative, suppress
2630	the message unless the client supports the msg packet.	2879	the message unless the client supports the msg packet.
2631		2880
2632	=cut	2881	=cut
2633		2882
		2883	# non-persistent channels (usually the info channel)
2634	our %CHANNEL = (	2884	our %CHANNEL = (
		2885	"c/motd" => {
		2886	id => "infobox",
		2887	title => "MOTD",
		2888	reply => undef,
		2889	tooltip => "The message of the day",
		2890	},
2635	"c/identify" => {	2891	"c/identify" => {
2636	id => "identify",	2892	id => "infobox",
2637	title => "Identify",	2893	title => "Identify",
2638	reply => undef,	2894	reply => undef,
2639	tooltip => "Items recently identified",	2895	tooltip => "Items recently identified",
2640	},	2896	},
2641	"c/examine" => {	2897	"c/examine" => {
2642	id => "examine",	2898	id => "infobox",
2643	title => "Examine",	2899	title => "Examine",
2644	reply => undef,	2900	reply => undef,
2645	tooltip => "Signs and other items you examined",	2901	tooltip => "Signs and other items you examined",
2646	},	2902	},
		2903	"c/shopinfo" => {
		2904	id => "infobox",
		2905	title => "Shop Info",
		2906	reply => undef,
		2907	tooltip => "What your bargaining skill tells you about the shop",
		2908	},
		2909	"c/book" => {
		2910	id => "infobox",
		2911	title => "Book",
		2912	reply => undef,
		2913	tooltip => "The contents of a note or book",
		2914	},
		2915	"c/lookat" => {
		2916	id => "infobox",
		2917	title => "Look",
		2918	reply => undef,
		2919	tooltip => "What you saw there",
		2920	},
		2921	"c/who" => {
		2922	id => "infobox",
		2923	title => "Players",
		2924	reply => undef,
		2925	tooltip => "Shows players who are currently online",
		2926	},
		2927	"c/body" => {
		2928	id => "infobox",
		2929	title => "Body Parts",
		2930	reply => undef,
		2931	tooltip => "Shows which body parts you posess and are available",
		2932	},
		2933	"c/statistics" => {
		2934	id => "infobox",
		2935	title => "Statistics",
		2936	reply => undef,
		2937	tooltip => "Shows your primary statistics",
		2938	},
		2939	"c/skills" => {
		2940	id => "infobox",
		2941	title => "Skills",
		2942	reply => undef,
		2943	tooltip => "Shows your experience per skill and item power",
		2944	},
		2945	"c/shopitems" => {
		2946	id => "infobox",
		2947	title => "Shop Items",
		2948	reply => undef,
		2949	tooltip => "Shows the items currently for sale in this shop",
		2950	},
		2951	"c/resistances" => {
		2952	id => "infobox",
		2953	title => "Resistances",
		2954	reply => undef,
		2955	tooltip => "Shows your resistances",
		2956	},
		2957	"c/pets" => {
		2958	id => "infobox",
		2959	title => "Pets",
		2960	reply => undef,
		2961	tooltip => "Shows information abotu your pets/a specific pet",
		2962	},
		2963	"c/perceiveself" => {
		2964	id => "infobox",
		2965	title => "Perceive Self",
		2966	reply => undef,
		2967	tooltip => "You gained detailed knowledge about yourself",
		2968	},
		2969	"c/uptime" => {
		2970	id => "infobox",
		2971	title => "Uptime",
		2972	reply => undef,
		2973	tooltip => "How long the server has been running since last restart",
		2974	},
		2975	"c/mapinfo" => {
		2976	id => "infobox",
		2977	title => "Map Info",
		2978	reply => undef,
		2979	tooltip => "Information related to the maps",
		2980	},
		2981	"c/party" => {
		2982	id => "party",
		2983	title => "Party",
		2984	reply => "gsay ",
		2985	tooltip => "Messages and chat related to your party",
		2986	},
		2987	"c/death" => {
		2988	id => "death",
		2989	title => "Death",
		2990	reply => undef,
		2991	tooltip => "Reason for and more info about your most recent death",
		2992	},
		2993	"c/say" => $SAY_CHANNEL,
		2994	"c/chat" => $CHAT_CHANNEL,
2647	);	2995	);
2648		2996
2649	sub cf::client::send_msg {	2997	sub cf::client::send_msg {
2650	my ($self, $channel, $msg, $color, @extra) = @_;	2998	my ($self, $channel, $msg, $color, @extra) = @_;
2651		2999
2652	$msg = $self->pl->expand_cfpod ($msg);	3000	$msg = $self->pl->expand_cfpod ($msg)
		3001	unless $color & cf::NDI_VERBATIM;
2653		3002
2654	$color &= cf::NDI_CLIENT_MASK; # just in case...	3003	$color &= cf::NDI_CLIENT_MASK; # just in case...
2655		3004
2656	# check predefined channels, for the benefit of C	3005	# check predefined channels, for the benefit of C
2657	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};	3006	if ($CHANNEL{$channel}) {
		3007	$channel = $CHANNEL{$channel};
2658		3008
		3009	$self->ext_msg (channel_info => $channel);
		3010	$channel = $channel->{id};
		3011
2659	if (ref $channel) {	3012	} elsif (ref $channel) {
2660	# send meta info to client, if not yet sent	3013	# send meta info to client, if not yet sent
2661	unless (exists $self->{channel}{$channel->{id}}) {	3014	unless (exists $self->{channel}{$channel->{id}}) {
2662	$self->{channel}{$channel->{id}} = $channel;	3015	$self->{channel}{$channel->{id}} = $channel;
2663	$self->ext_msg (channel_info => $channel)	3016	$self->ext_msg (channel_info => $channel);
2664	if $self->can_msg;
2665	}	3017	}
2666		3018
2667	$channel = $channel->{id};	3019	$channel = $channel->{id};
2668	}	3020	}
2669		3021
2670	return unless @extra || length $msg;	3022	return unless @extra || length $msg;
2671		3023
2672	if ($self->can_msg) {
2673	# default colour, mask it out	3024	# default colour, mask it out
2674	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3025	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2675	if $color & cf::NDI_DEF;	3026	if $color & cf::NDI_DEF;
2676		3027
2677	$self->send_packet ("msg " . $self->{json_coder}->encode (	3028	my $pkt = "msg "
		3029	. $self->{json_coder}->encode (
2678	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3030	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2679	} else {	3031	);
2680	if ($color >= 0) {
2681	# replace some tags by gcfclient-compatible ones
2682	for ($msg) {
2683	1 while
2684	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2685	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2686	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2687	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2688	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2689	}
2690		3032
2691	$color &= cf::NDI_COLOR_MASK;	3033	$self->send_big_packet ($pkt);
2692
2693	utf8::encode $msg;
2694
2695	if (0 && $msg =~ /\[/) {
2696	# COMMAND/INFO
2697	$self->send_packet ("drawextinfo $color 10 8 $msg")
2698	} else {
2699	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2700	$self->send_packet ("drawinfo $color $msg")
2701	}
2702	}
2703	}
2704	}	3034	}
2705		3035
2706	=item $client->ext_msg ($type, @msg)	3036	=item $client->ext_msg ($type, @msg)
2707		3037
2708	Sends an ext event to the client.	3038	Sends an ext event to the client.
…		…
2711		3041
2712	sub cf::client::ext_msg($$@) {	3042	sub cf::client::ext_msg($$@) {
2713	my ($self, $type, @msg) = @_;	3043	my ($self, $type, @msg) = @_;
2714		3044
2715	if ($self->extcmd == 2) {	3045	if ($self->extcmd == 2) {
2716	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3046	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2717	} elsif ($self->extcmd == 1) { # TODO: remove	3047	} elsif ($self->extcmd == 1) { # TODO: remove
2718	push @msg, msgtype => "event_$type";	3048	push @msg, msgtype => "event_$type";
2719	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3049	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2720	}	3050	}
2721	}	3051	}
2722		3052
2723	=item $client->ext_reply ($msgid, @msg)	3053	=item $client->ext_reply ($msgid, @msg)
2724		3054
…		…
2728		3058
2729	sub cf::client::ext_reply($$@) {	3059	sub cf::client::ext_reply($$@) {
2730	my ($self, $id, @msg) = @_;	3060	my ($self, $id, @msg) = @_;
2731		3061
2732	if ($self->extcmd == 2) {	3062	if ($self->extcmd == 2) {
2733	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3063	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2734	} elsif ($self->extcmd == 1) {	3064	} elsif ($self->extcmd == 1) {
2735	#TODO: version 1, remove	3065	#TODO: version 1, remove
2736	unshift @msg, msgtype => "reply", msgid => $id;	3066	unshift @msg, msgtype => "reply", msgid => $id;
2737	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3067	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2738	}	3068	}
2739	}	3069	}
2740		3070
2741	=item $success = $client->query ($flags, "text", \&cb)	3071	=item $success = $client->query ($flags, "text", \&cb)
2742		3072
…		…
2843		3173
2844	$coro	3174	$coro
2845	}	3175	}
2846		3176
2847	cf::client->attach (	3177	cf::client->attach (
2848	on_destroy => sub {	3178	on_client_destroy => sub {
2849	my ($ns) = @_;	3179	my ($ns) = @_;
2850		3180
2851	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3181	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2852	},	3182	},
2853	);	3183	);
…		…
2869	our $safe_hole = new Safe::Hole;	3199	our $safe_hole = new Safe::Hole;
2870		3200
2871	$SIG{FPE} = 'IGNORE';	3201	$SIG{FPE} = 'IGNORE';
2872		3202
2873	$safe->permit_only (Opcode::opset qw(	3203	$safe->permit_only (Opcode::opset qw(
2874	:base_core :base_mem :base_orig :base_math	3204	:base_core :base_mem :base_orig :base_math :base_loop
2875	grepstart grepwhile mapstart mapwhile	3205	grepstart grepwhile mapstart mapwhile
2876	sort time	3206	sort time
2877	));	3207	));
2878		3208
2879	# here we export the classes and methods available to script code	3209	# here we export the classes and methods available to script code
…		…
2881	=pod	3211	=pod
2882		3212
2883	The following functions and methods are available within a safe environment:	3213	The following functions and methods are available within a safe environment:
2884		3214
2885	cf::object	3215	cf::object
2886	contr pay_amount pay_player map x y force_find force_add	3216	contr pay_amount pay_player map x y force_find force_add destroy
2887	insert remove name archname title slaying race decrease_ob_nr	3217	insert remove name archname title slaying race decrease split
		3218	value
2888		3219
2889	cf::object::player	3220	cf::object::player
2890	player	3221	player
2891		3222
2892	cf::player	3223	cf::player
…		…
2897		3228
2898	=cut	3229	=cut
2899		3230
2900	for (	3231	for (
2901	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3232	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2902	insert remove inv name archname title slaying race	3233	insert remove inv nrof name archname title slaying race
2903	decrease_ob_nr)],	3234	decrease split destroy change_exp value msg lore send_msg)],
2904	["cf::object::player" => qw(player)],	3235	["cf::object::player" => qw(player)],
2905	["cf::player" => qw(peaceful)],	3236	["cf::player" => qw(peaceful send_msg)],
2906	["cf::map" => qw(trigger)],	3237	["cf::map" => qw(trigger)],
2907	) {	3238	) {
2908	no strict 'refs';	3239	no strict 'refs';
2909	my ($pkg, @funs) = @$_;	3240	my ($pkg, @funs) = @$_;
2910	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3241	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2928		3259
2929	my $qcode = $code;	3260	my $qcode = $code;
2930	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3261	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2931	$qcode =~ s/\n/\\n/g;	3262	$qcode =~ s/\n/\\n/g;
2932		3263
		3264	%vars = (_dummy => 0) unless %vars;
		3265
		3266	my @res;
2933	local $_;	3267	local $_;
2934	local @safe::cf::_safe_eval_args = values %vars;
2935		3268
2936	my $eval =	3269	my $eval =
2937	"do {\n"	3270	"do {\n"
2938	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3271	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2939	. "#line 0 \"{$qcode}\"\n"	3272	. "#line 0 \"{$qcode}\"\n"
2940	. $code	3273	. $code
2941	. "\n}"	3274	. "\n}"
2942	;	3275	;
2943		3276
		3277	if ($CFG{safe_eval}) {
2944	sub_generation_inc;	3278	sub_generation_inc;
		3279	local @safe::cf::_safe_eval_args = values %vars;
2945	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3280	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2946	sub_generation_inc;	3281	sub_generation_inc;
		3282	} else {
		3283	local @cf::_safe_eval_args = values %vars;
		3284	@res = wantarray ? eval eval : scalar eval $eval;
		3285	}
2947		3286
2948	if ($@) {	3287	if ($@) {
2949	warn "$@";	3288	warn "$@";
2950	warn "while executing safe code '$code'\n";	3289	warn "while executing safe code '$code'\n";
2951	warn "with arguments " . (join " ", %vars) . "\n";	3290	warn "with arguments " . (join " ", %vars) . "\n";
…		…
2970	=cut	3309	=cut
2971		3310
2972	sub register_script_function {	3311	sub register_script_function {
2973	my ($fun, $cb) = @_;	3312	my ($fun, $cb) = @_;
2974		3313
2975	no strict 'refs';	3314	$fun = "safe::$fun" if $CFG{safe_eval};
2976	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3315	*$fun = $safe_hole->wrap ($cb);
2977	}	3316	}
2978		3317
2979	=back	3318	=back
2980		3319
2981	=cut	3320	=cut
…		…
3002		3341
3003	$facedata->{version} == 2	3342	$facedata->{version} == 2
3004	or cf::cleanup "$path: version mismatch, cannot proceed.";	3343	or cf::cleanup "$path: version mismatch, cannot proceed.";
3005		3344
3006	# patch in the exptable	3345	# patch in the exptable
		3346	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3007	$facedata->{resource}{"res/exp_table"} = {	3347	$facedata->{resource}{"res/exp_table"} = {
3008	type => FT_RSRC,	3348	type => FT_RSRC,
3009	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3349	data => $exp_table,
		3350	hash => (Digest::MD5::md5 $exp_table),
3010	};	3351	};
3011	cf::cede_to_tick;	3352	cf::cede_to_tick;
3012		3353
3013	{	3354	{
3014	my $faces = $facedata->{faceinfo};	3355	my $faces = $facedata->{faceinfo};
3015		3356
3016	while (my ($face, $info) = each %$faces) {	3357	while (my ($face, $info) = each %$faces) {
3017	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3358	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3359
3018	cf::face::set_visibility $idx, $info->{visibility};	3360	cf::face::set_visibility $idx, $info->{visibility};
3019	cf::face::set_magicmap $idx, $info->{magicmap};	3361	cf::face::set_magicmap $idx, $info->{magicmap};
3020	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3362	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3021	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3363	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
3022		3364
3023	cf::cede_to_tick;	3365	cf::cede_to_tick;
3024	}	3366	}
3025		3367
3026	while (my ($face, $info) = each %$faces) {	3368	while (my ($face, $info) = each %$faces) {
3027	next unless $info->{smooth};	3369	next unless $info->{smooth};
		3370
3028	my $idx = cf::face::find $face	3371	my $idx = cf::face::find $face
3029	or next;	3372	or next;
		3373
3030	if (my $smooth = cf::face::find $info->{smooth}) {	3374	if (my $smooth = cf::face::find $info->{smooth}) {
3031	cf::face::set_smooth $idx, $smooth;	3375	cf::face::set_smooth $idx, $smooth;
3032	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3376	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3033	} else {	3377	} else {
3034	warn "smooth face '$info->{smooth}' not found for face '$face'";	3378	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
3048		3392
3049	cf::anim::invalidate_all; # d'oh	3393	cf::anim::invalidate_all; # d'oh
3050	}	3394	}
3051		3395
3052	{	3396	{
3053	# TODO: for gcfclient pleasure, we should give resources
3054	# that gcfclient doesn't grok a >10000 face index.
3055	my $res = $facedata->{resource};	3397	my $res = $facedata->{resource};
3056		3398
3057	my $soundconf = delete $res->{"res/sound.conf"};
3058
3059	while (my ($name, $info) = each %$res) {	3399	while (my ($name, $info) = each %$res) {
		3400	if (defined $info->{type}) {
3060	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3401	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3061	my $data;
3062		3402
3063	if ($info->{type} & 1) {	3403	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3064	# prepend meta info	3404	cf::face::set_type $idx, $info->{type};
3065
3066	my $meta = $enc->encode ({
3067	name => $name,
3068	%{ $info->{meta} || {} },
3069	});
3070
3071	$data = pack "(w/a*)*", $meta, $info->{data};
3072	} else {	3405	} else {
3073	$data = $info->{data};	3406	$RESOURCE{$name} = $info;
3074	}	3407	}
3075		3408
3076	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3077	cf::face::set_type $idx, $info->{type};
3078
3079	cf::cede_to_tick;	3409	cf::cede_to_tick;
3080	}	3410	}
3081
3082	if ($soundconf) {
3083	$soundconf = $enc->decode (delete $soundconf->{data});
3084
3085	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3086	my $sound = $soundconf->{compat}[$_]
3087	or next;
3088
3089	my $face = cf::face::find "sound/$sound->[1]";
3090	cf::sound::set $sound->[0] => $face;
3091	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3092	}
3093
3094	while (my ($k, $v) = each %{$soundconf->{event}}) {
3095	my $face = cf::face::find "sound/$v";
3096	cf::sound::set $k => $face;
3097	}
3098	}
3099	}	3411	}
		3412
		3413	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3100		3414
3101	1	3415	1
3102	}	3416	}
		3417
		3418	cf::global->attach (on_resource_update => sub {
		3419	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3420	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3421
		3422	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3423	my $sound = $soundconf->{compat}[$_]
		3424	or next;
		3425
		3426	my $face = cf::face::find "sound/$sound->[1]";
		3427	cf::sound::set $sound->[0] => $face;
		3428	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3429	}
		3430
		3431	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3432	my $face = cf::face::find "sound/$v";
		3433	cf::sound::set $k => $face;
		3434	}
		3435	}
		3436	});
3103		3437
3104	register_exticmd fx_want => sub {	3438	register_exticmd fx_want => sub {
3105	my ($ns, $want) = @_;	3439	my ($ns, $want) = @_;
3106		3440
3107	while (my ($k, $v) = each %$want) {	3441	while (my ($k, $v) = each %$want) {
3108	$ns->fx_want ($k, $v);	3442	$ns->fx_want ($k, $v);
3109	}	3443	}
3110	};	3444	};
		3445
		3446	sub load_resource_file($) {
		3447	my $guard = lock_acquire "load_resource_file";
		3448
		3449	my $status = load_resource_file_ $_[0];
		3450	get_slot 0.1, 100;
		3451	cf::arch::commit_load;
		3452
		3453	$status
		3454	}
3111		3455
3112	sub reload_regions {	3456	sub reload_regions {
3113	# HACK to clear player env face cache, we need some signal framework	3457	# HACK to clear player env face cache, we need some signal framework
3114	# for this (global event?)	3458	# for this (global event?)
3115	%ext::player_env::MUSIC_FACE_CACHE = ();	3459	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3129	}	3473	}
3130		3474
3131	sub reload_archetypes {	3475	sub reload_archetypes {
3132	load_resource_file "$DATADIR/archetypes"	3476	load_resource_file "$DATADIR/archetypes"
3133	or die "unable to load archetypes\n";	3477	or die "unable to load archetypes\n";
3134	#d# NEED to laod twice to resolve forward references
3135	# this really needs to be done in an extra post-pass
3136	# (which needs to be synchronous, so solve it differently)
3137	load_resource_file "$DATADIR/archetypes"
3138	or die "unable to load archetypes\n";
3139	}	3478	}
3140		3479
3141	sub reload_treasures {	3480	sub reload_treasures {
3142	load_resource_file "$DATADIR/treasures"	3481	load_resource_file "$DATADIR/treasures"
3143	or die "unable to load treasurelists\n";	3482	or die "unable to load treasurelists\n";
3144	}	3483	}
3145		3484
3146	sub reload_resources {	3485	sub reload_resources {
3147	warn "reloading resource files...\n";	3486	warn "reloading resource files...\n";
3148		3487
		3488	reload_facedata;
		3489	reload_archetypes;
3149	reload_regions;	3490	reload_regions;
3150	reload_facedata;
3151	#reload_archetypes;#d#
3152	reload_archetypes;
3153	reload_treasures;	3491	reload_treasures;
3154		3492
3155	warn "finished reloading resource files\n";	3493	warn "finished reloading resource files\n";
3156	}	3494	}
3157		3495
3158	sub init {
3159	reload_resources;
3160	}
3161
3162	sub reload_config {	3496	sub reload_config {
		3497	warn "reloading config file...\n";
		3498
3163	open my $fh, "<:utf8", "$CONFDIR/config"	3499	open my $fh, "<:utf8", "$CONFDIR/config"
3164	or return;	3500	or return;
3165		3501
3166	local $/;	3502	local $/;
3167	*CFG = YAML::Syck::Load <$fh>;	3503	*CFG = YAML::XS::Load scalar <$fh>;
3168		3504
3169	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3505	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3170		3506
3171	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3507	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3172	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3508	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3176	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3512	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3177	and die "WARNING: m(un)lockall failed: $!\n";	3513	and die "WARNING: m(un)lockall failed: $!\n";
3178	};	3514	};
3179	warn $@ if $@;	3515	warn $@ if $@;
3180	}	3516	}
		3517
		3518	warn "finished reloading resource files\n";
		3519	}
		3520
		3521	sub pidfile() {
		3522	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3523	or die "$PIDFILE: $!";
		3524	flock $fh, &Fcntl::LOCK_EX
		3525	or die "$PIDFILE: flock: $!";
		3526	$fh
		3527	}
		3528
		3529	# make sure only one server instance is running at any one time
		3530	sub atomic {
		3531	my $fh = pidfile;
		3532
		3533	my $pid = <$fh>;
		3534	kill 9, $pid if $pid > 0;
		3535
		3536	seek $fh, 0, 0;
		3537	print $fh $$;
		3538	}
		3539
		3540	sub main_loop {
		3541	warn "EV::loop starting\n";
		3542	if (1) {
		3543	EV::loop;
		3544	}
		3545	warn "EV::loop returned\n";
		3546	goto &main_loop unless $REALLY_UNLOOP;
3181	}	3547	}
3182		3548
3183	sub main {	3549	sub main {
		3550	cf::init_globals; # initialise logging
		3551
		3552	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3553	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3554	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3555	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3556
		3557	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3558
3184	# we must not ever block the main coroutine	3559	# we must not ever block the main coroutine
3185	local $Coro::idle = sub {	3560	local $Coro::idle = sub {
3186	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3561	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3187	(async {	3562	(async {
3188	Event::one_event;	3563	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3564	EV::loop EV::LOOP_ONESHOT;
3189	})->prio (Coro::PRIO_MAX);	3565	})->prio (Coro::PRIO_MAX);
3190	};	3566	};
3191		3567
		3568	evthread_start IO::AIO::poll_fileno;
		3569
		3570	cf::sync_job {
		3571	cf::init_experience;
		3572	cf::init_anim;
		3573	cf::init_attackmess;
		3574	cf::init_dynamic;
		3575
		3576	cf::load_settings;
		3577	cf::load_materials;
		3578
		3579	reload_resources;
3192	reload_config;	3580	reload_config;
3193	db_init;	3581	db_init;
		3582
		3583	cf::init_uuid;
		3584	cf::init_signals;
		3585	cf::init_skills;
		3586
		3587	cf::init_beforeplay;
		3588
		3589	atomic;
		3590
3194	load_extensions;	3591	load_extensions;
3195		3592
3196	$TICK_WATCHER->start;	3593	utime time, time, $RUNTIMEFILE;
3197	Event::loop;	3594
		3595	# no (long-running) fork's whatsoever before this point(!)
		3596	use POSIX ();
		3597	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3598
		3599	(pop @POST_INIT)->(0) while @POST_INIT;
		3600	};
		3601
		3602	cf::object::thawer::errors_are_fatal 0;
		3603	warn "parse errors in files are no longer fatal from this point on.\n";
		3604
		3605	main_loop;
3198	}	3606	}
3199		3607
3200	#############################################################################	3608	#############################################################################
3201	# initialisation and cleanup	3609	# initialisation and cleanup
3202		3610
3203	# install some emergency cleanup handlers	3611	# install some emergency cleanup handlers
3204	BEGIN {	3612	BEGIN {
		3613	our %SIGWATCHER = ();
3205	for my $signal (qw(INT HUP TERM)) {	3614	for my $signal (qw(INT HUP TERM)) {
3206	Event->signal (	3615	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3207	reentrant => 0,
3208	data => WF_AUTOCANCEL,
3209	signal => $signal,
3210	prio => 0,
3211	cb => sub {
3212	cf::cleanup "SIG$signal";	3616	cf::cleanup "SIG$signal";
3213	},
3214	);	3617	};
3215	}	3618	}
3216	}	3619	}
3217		3620
3218	sub write_runtime {	3621	sub write_runtime_sync {
3219	my $runtime = "$LOCALDIR/runtime";	3622	my $t0 = AE::time;
3220		3623
3221	# first touch the runtime file to show we are still running:	3624	# first touch the runtime file to show we are still running:
3222	# the fsync below can take a very very long time.	3625	# the fsync below can take a very very long time.
3223		3626
3224	IO::AIO::aio_utime $runtime, undef, undef;	3627	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3225		3628
3226	my $guard = cf::lock_acquire "write_runtime";	3629	my $guard = cf::lock_acquire "write_runtime";
3227		3630
3228	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3631	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3229	or return;	3632	or return;
3230		3633
3231	my $value = $cf::RUNTIME + 90 + 10;	3634	my $value = $cf::RUNTIME + 90 + 10;
3232	# 10 is the runtime save interval, for a monotonic clock	3635	# 10 is the runtime save interval, for a monotonic clock
3233	# 60 allows for the watchdog to kill the server.	3636	# 60 allows for the watchdog to kill the server.
…		…
3243	aio_utime $fh, undef, undef;	3646	aio_utime $fh, undef, undef;
3244		3647
3245	close $fh	3648	close $fh
3246	or return;	3649	or return;
3247		3650
3248	aio_rename "$runtime~", $runtime	3651	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3249	and return;	3652	and return;
3250		3653
3251	warn "runtime file written.\n";	3654	warn sprintf "runtime file written (%gs).\n", AE::time - $t0;
3252		3655
3253	1	3656	1
		3657	}
		3658
		3659	our $uuid_lock;
		3660	our $uuid_skip;
		3661
		3662	sub write_uuid_sync($) {
		3663	$uuid_skip ||= $_[0];
		3664
		3665	return if $uuid_lock;
		3666	local $uuid_lock = 1;
		3667
		3668	my $uuid = "$LOCALDIR/uuid";
		3669
		3670	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3671	or return;
		3672
		3673	my $value = uuid_seq uuid_cur;
		3674
		3675	unless ($value) {
		3676	warn "cowardly refusing to write zero uuid value!\n";
		3677	return;
		3678	}
		3679
		3680	my $value = uuid_str $value + $uuid_skip;
		3681	$uuid_skip = 0;
		3682
		3683	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3684	and return;
		3685
		3686	# always fsync - this file is important
		3687	aio_fsync $fh
		3688	and return;
		3689
		3690	close $fh
		3691	or return;
		3692
		3693	aio_rename "$uuid~", $uuid
		3694	and return;
		3695
		3696	warn "uuid file written ($value).\n";
		3697
		3698	1
		3699
		3700	}
		3701
		3702	sub write_uuid($$) {
		3703	my ($skip, $sync) = @_;
		3704
		3705	$sync ? write_uuid_sync $skip
		3706	: async { write_uuid_sync $skip };
3254	}	3707	}
3255		3708
3256	sub emergency_save() {	3709	sub emergency_save() {
3257	my $freeze_guard = cf::freeze_mainloop;	3710	my $freeze_guard = cf::freeze_mainloop;
3258		3711
3259	warn "enter emergency perl save\n";	3712	warn "emergency_perl_save: enter\n";
3260		3713
3261	cf::sync_job {	3714	cf::sync_job {
		3715	# this is a trade-off: we want to be very quick here, so
		3716	# save all maps without fsync, and later call a global sync
		3717	# (which in turn might be very very slow)
		3718	local $USE_FSYNC = 0;
		3719
3262	# use a peculiar iteration method to avoid tripping on perl	3720	# use a peculiar iteration method to avoid tripping on perl
3263	# refcount bugs in for. also avoids problems with players	3721	# refcount bugs in for. also avoids problems with players
3264	# and maps saved/destroyed asynchronously.	3722	# and maps saved/destroyed asynchronously.
3265	warn "begin emergency player save\n";	3723	warn "emergency_perl_save: begin player save\n";
3266	for my $login (keys %cf::PLAYER) {	3724	for my $login (keys %cf::PLAYER) {
3267	my $pl = $cf::PLAYER{$login} or next;	3725	my $pl = $cf::PLAYER{$login} or next;
3268	$pl->valid or next;	3726	$pl->valid or next;
		3727	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3269	$pl->save;	3728	$pl->save;
3270	}	3729	}
3271	warn "end emergency player save\n";	3730	warn "emergency_perl_save: end player save\n";
3272		3731
3273	warn "begin emergency map save\n";	3732	warn "emergency_perl_save: begin map save\n";
3274	for my $path (keys %cf::MAP) {	3733	for my $path (keys %cf::MAP) {
3275	my $map = $cf::MAP{$path} or next;	3734	my $map = $cf::MAP{$path} or next;
3276	$map->valid or next;	3735	$map->valid or next;
3277	$map->save;	3736	$map->save;
3278	}	3737	}
3279	warn "end emergency map save\n";	3738	warn "emergency_perl_save: end map save\n";
3280		3739
3281	warn "begin emergency database checkpoint\n";	3740	warn "emergency_perl_save: begin database checkpoint\n";
3282	BDB::db_env_txn_checkpoint $DB_ENV;	3741	BDB::db_env_txn_checkpoint $DB_ENV;
3283	warn "end emergency database checkpoint\n";	3742	warn "emergency_perl_save: end database checkpoint\n";
		3743
		3744	warn "emergency_perl_save: begin write uuid\n";
		3745	write_uuid_sync 1;
		3746	warn "emergency_perl_save: end write uuid\n";
3284	};	3747	};
3285		3748
		3749	warn "emergency_perl_save: starting sync()\n";
		3750	IO::AIO::aio_sync sub {
		3751	warn "emergency_perl_save: finished sync()\n";
		3752	};
		3753
3286	warn "leave emergency perl save\n";	3754	warn "emergency_perl_save: leave\n";
3287	}	3755	}
3288		3756
3289	sub post_cleanup {	3757	sub post_cleanup {
3290	my ($make_core) = @_;	3758	my ($make_core) = @_;
3291		3759
3292	warn Carp::longmess "post_cleanup backtrace"	3760	warn Carp::longmess "post_cleanup backtrace"
3293	if $make_core;	3761	if $make_core;
		3762
		3763	my $fh = pidfile;
		3764	unlink $PIDFILE if <$fh> == $$;
		3765	}
		3766
		3767	# a safer delete_package, copied from Symbol
		3768	sub clear_package($) {
		3769	my $pkg = shift;
		3770
		3771	# expand to full symbol table name if needed
		3772	unless ($pkg =~ /^main::.*::$/) {
		3773	$pkg = "main$pkg" if $pkg =~ /^::/;
		3774	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3775	$pkg .= '::' unless $pkg =~ /::$/;
		3776	}
		3777
		3778	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3779	my $stem_symtab = *{$stem}{HASH};
		3780
		3781	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3782	or return;
		3783
		3784	# clear all symbols
		3785	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3786	for my $name (keys %$leaf_symtab) {
		3787	_gv_clear *{"$pkg$name"};
		3788	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3789	}
3294	}	3790	}
3295		3791
3296	sub do_reload_perl() {	3792	sub do_reload_perl() {
3297	# can/must only be called in main	3793	# can/must only be called in main
3298	if ($Coro::current != $Coro::main) {	3794	if ($Coro::current != $Coro::main) {
3299	warn "can only reload from main coroutine";	3795	warn "can only reload from main coroutine";
3300	return;	3796	return;
3301	}	3797	}
3302		3798
		3799	return if $RELOAD++;
		3800
		3801	my $t1 = AE::time;
		3802
		3803	while ($RELOAD) {
3303	warn "reloading...";	3804	warn "reloading...";
3304		3805
3305	warn "entering sync_job";	3806	warn "entering sync_job";
3306		3807
3307	cf::sync_job {	3808	cf::sync_job {
3308	cf::write_runtime; # external watchdog should not bark	3809	cf::write_runtime_sync; # external watchdog should not bark
3309	cf::emergency_save;	3810	cf::emergency_save;
3310	cf::write_runtime; # external watchdog should not bark	3811	cf::write_runtime_sync; # external watchdog should not bark
3311		3812
3312	warn "syncing database to disk";	3813	warn "syncing database to disk";
3313	BDB::db_env_txn_checkpoint $DB_ENV;	3814	BDB::db_env_txn_checkpoint $DB_ENV;
3314		3815
3315	# if anything goes wrong in here, we should simply crash as we already saved	3816	# if anything goes wrong in here, we should simply crash as we already saved
3316		3817
3317	warn "cancelling all WF_AUTOCANCEL watchers";
3318	for (Event::all_watchers) {
3319	$_->cancel if $_->data & WF_AUTOCANCEL;
3320	}
3321
3322	warn "flushing outstanding aio requests";	3818	warn "flushing outstanding aio requests";
3323	for (;;) {
3324	BDB::flush;
3325	IO::AIO::flush;
3326	Coro::cede;
3327	last unless IO::AIO::nreqs || BDB::nreqs;	3819	while (IO::AIO::nreqs || BDB::nreqs) {
3328	warn "iterate...";	3820	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3329	}
3330
3331	++$RELOAD;
3332
3333	warn "cancelling all extension coros";
3334	$_->cancel for values %EXT_CORO;
3335	%EXT_CORO = ();
3336
3337	warn "removing commands";
3338	%COMMAND = ();
3339
3340	warn "removing ext/exti commands";
3341	%EXTCMD = ();
3342	%EXTICMD = ();
3343
3344	warn "unloading/nuking all extensions";
3345	for my $pkg (@EXTS) {
3346	warn "... unloading $pkg";
3347
3348	if (my $cb = $pkg->can ("unload")) {
3349	eval {
3350	$cb->($pkg);
3351	1
3352	} or warn "$pkg unloaded, but with errors: $@";
3353	}	3821	}
3354		3822
3355	warn "... nuking $pkg";	3823	warn "cancelling all extension coros";
3356	Symbol::delete_package $pkg;	3824	$_->cancel for values %EXT_CORO;
3357	}	3825	%EXT_CORO = ();
3358		3826
3359	warn "unloading all perl modules loaded from $LIBDIR";	3827	warn "removing commands";
3360	while (my ($k, $v) = each %INC) {	3828	%COMMAND = ();
3361	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3362		3829
		3830	warn "removing ext/exti commands";
		3831	%EXTCMD = ();
		3832	%EXTICMD = ();
		3833
		3834	warn "unloading/nuking all extensions";
		3835	for my $pkg (@EXTS) {
3363	warn "... unloading $k";	3836	warn "... unloading $pkg";
3364	delete $INC{$k};
3365		3837
3366	$k =~ s/\.pm$//;
3367	$k =~ s/\//::/g;
3368
3369	if (my $cb = $k->can ("unload_module")) {	3838	if (my $cb = $pkg->can ("unload")) {
		3839	eval {
3370	$cb->();	3840	$cb->($pkg);
		3841	1
		3842	} or warn "$pkg unloaded, but with errors: $@";
		3843	}
		3844
		3845	warn "... clearing $pkg";
		3846	clear_package $pkg;
3371	}	3847	}
3372		3848
3373	Symbol::delete_package $k;	3849	warn "unloading all perl modules loaded from $LIBDIR";
		3850	while (my ($k, $v) = each %INC) {
		3851	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3852
		3853	warn "... unloading $k";
		3854	delete $INC{$k};
		3855
		3856	$k =~ s/\.pm$//;
		3857	$k =~ s/\//::/g;
		3858
		3859	if (my $cb = $k->can ("unload_module")) {
		3860	$cb->();
		3861	}
		3862
		3863	clear_package $k;
3374	}	3864	}
3375		3865
3376	warn "getting rid of safe::, as good as possible";	3866	warn "getting rid of safe::, as good as possible";
3377	Symbol::delete_package "safe::$_"	3867	clear_package "safe::$_"
3378	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3868	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3379		3869
3380	warn "unloading cf.pm \"a bit\"";	3870	warn "unloading cf.pm \"a bit\"";
3381	delete $INC{"cf.pm"};	3871	delete $INC{"cf.pm"};
3382	delete $INC{"cf/pod.pm"};	3872	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3383		3873
3384	# don't, removes xs symbols, too,	3874	# don't, removes xs symbols, too,
3385	# and global variables created in xs	3875	# and global variables created in xs
3386	#Symbol::delete_package __PACKAGE__;	3876	#clear_package __PACKAGE__;
3387		3877
3388	warn "unload completed, starting to reload now";	3878	warn "unload completed, starting to reload now";
3389		3879
3390	warn "reloading cf.pm";	3880	warn "reloading cf.pm";
3391	require cf;	3881	require cf;
3392	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3882	cf::_connect_to_perl_1;
3393		3883
3394	warn "loading config and database again";	3884	warn "loading config and database again";
3395	cf::reload_config;	3885	cf::reload_config;
3396		3886
3397	warn "loading extensions";	3887	warn "loading extensions";
3398	cf::load_extensions;	3888	cf::load_extensions;
3399		3889
		3890	if ($REATTACH_ON_RELOAD) {
3400	warn "reattaching attachments to objects/players";	3891	warn "reattaching attachments to objects/players";
3401	_global_reattach; # objects, sockets	3892	_global_reattach; # objects, sockets
3402	warn "reattaching attachments to maps";	3893	warn "reattaching attachments to maps";
3403	reattach $_ for values %MAP;	3894	reattach $_ for values %MAP;
3404	warn "reattaching attachments to players";	3895	warn "reattaching attachments to players";
3405	reattach $_ for values %PLAYER;	3896	reattach $_ for values %PLAYER;
		3897	}
3406		3898
		3899	warn "running post_init jobs";
		3900	(pop @POST_INIT)->(1) while @POST_INIT;
		3901
3407	warn "leaving sync_job";	3902	warn "leaving sync_job";
3408		3903
3409	1	3904	1
3410	} or do {	3905	} or do {
3411	warn $@;	3906	warn $@;
3412	warn "error while reloading, exiting.";	3907	cf::cleanup "error while reloading, exiting.";
3413	exit 1;
3414	};	3908	};
3415		3909
3416	warn "reloaded";	3910	warn "reloaded";
		3911	--$RELOAD;
		3912	}
		3913
		3914	$t1 = AE::time - $t1;
		3915	warn "reload completed in ${t1}s\n";
3417	};	3916	};
3418		3917
3419	our $RELOAD_WATCHER; # used only during reload	3918	our $RELOAD_WATCHER; # used only during reload
3420		3919
3421	sub reload_perl() {	3920	sub reload_perl() {
3422	# doing reload synchronously and two reloads happen back-to-back,	3921	# doing reload synchronously and two reloads happen back-to-back,
3423	# coro crashes during coro_state_free->destroy here.	3922	# coro crashes during coro_state_free->destroy here.
3424		3923
3425	$RELOAD_WATCHER ||= Event->timer (	3924	$RELOAD_WATCHER ||= cf::async {
3426	reentrant => 0,	3925	Coro::AIO::aio_wait cache_extensions;
3427	after => 0,	3926
3428	data => WF_AUTOCANCEL,	3927	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3429	cb => sub {
3430	do_reload_perl;	3928	do_reload_perl;
3431	undef $RELOAD_WATCHER;	3929	undef $RELOAD_WATCHER;
3432	},	3930	};
3433	);	3931	};
3434	}	3932	}
3435		3933
3436	register_command "reload" => sub {	3934	register_command "reload" => sub {
3437	my ($who, $arg) = @_;	3935	my ($who, $arg) = @_;
3438		3936
3439	if ($who->flag (FLAG_WIZ)) {	3937	if ($who->flag (FLAG_WIZ)) {
3440	$who->message ("reloading server.");	3938	$who->message ("reloading server.");
		3939	async {
		3940	$Coro::current->{desc} = "perl_reload";
3441	async { reload_perl };	3941	reload_perl;
		3942	};
3442	}	3943	}
3443	};	3944	};
3444		3945
3445	unshift @INC, $LIBDIR;	3946	unshift @INC, $LIBDIR;
3446		3947
…		…
3448		3949
3449	our @WAIT_FOR_TICK;	3950	our @WAIT_FOR_TICK;
3450	our @WAIT_FOR_TICK_BEGIN;	3951	our @WAIT_FOR_TICK_BEGIN;
3451		3952
3452	sub wait_for_tick {	3953	sub wait_for_tick {
3453	return unless $TICK_WATCHER->is_active;
3454	return if $Coro::current == $Coro::main;	3954	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3455		3955
3456	my $signal = new Coro::Signal;	3956	my $signal = new Coro::Signal;
3457	push @WAIT_FOR_TICK, $signal;	3957	push @WAIT_FOR_TICK, $signal;
3458	$signal->wait;	3958	$signal->wait;
3459	}	3959	}
3460		3960
3461	sub wait_for_tick_begin {	3961	sub wait_for_tick_begin {
3462	return unless $TICK_WATCHER->is_active;
3463	return if $Coro::current == $Coro::main;	3962	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3464		3963
3465	my $signal = new Coro::Signal;	3964	my $signal = new Coro::Signal;
3466	push @WAIT_FOR_TICK_BEGIN, $signal;	3965	push @WAIT_FOR_TICK_BEGIN, $signal;
3467	$signal->wait;	3966	$signal->wait;
3468	}	3967	}
3469		3968
3470	$TICK_WATCHER = Event->timer (	3969	sub tick {
3471	reentrant => 0,
3472	parked => 1,
3473	prio => 0,
3474	at => $NEXT_TICK || $TICK,
3475	data => WF_AUTOCANCEL,
3476	cb => sub {
3477	if ($Coro::current != $Coro::main) {	3970	if ($Coro::current != $Coro::main) {
3478	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3971	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3479	unless ++$bug_warning > 10;	3972	unless ++$bug_warning > 10;
3480	return;	3973	return;
3481	}	3974	}
3482		3975
3483	$NOW = $tick_start = Event::time;
3484
3485	cf::server_tick; # one server iteration	3976	cf::server_tick; # one server iteration
3486		3977
3487	$RUNTIME += $TICK;	3978	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3488	$NEXT_TICK += $TICK;
3489		3979
3490	if ($NOW >= $NEXT_RUNTIME_WRITE) {	3980	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3491	$NEXT_RUNTIME_WRITE = $NOW + 10;	3981	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3492	Coro::async_pool {	3982	Coro::async_pool {
		3983	$Coro::current->{desc} = "runtime saver";
3493	write_runtime	3984	write_runtime_sync
3494	or warn "ERROR: unable to write runtime file: $!";	3985	or warn "ERROR: unable to write runtime file: $!";
3495	};
3496	}	3986	};
		3987	}
3497		3988
3498	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3989	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3499	$sig->send;	3990	$sig->send;
3500	}	3991	}
3501	while (my $sig = shift @WAIT_FOR_TICK) {	3992	while (my $sig = shift @WAIT_FOR_TICK) {
3502	$sig->send;	3993	$sig->send;
3503	}	3994	}
3504		3995
3505	$NOW = Event::time;	3996	$LOAD = ($NOW - $TICK_START) / $TICK;
3506
3507	# if we are delayed by four ticks or more, skip them all
3508	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3509
3510	$TICK_WATCHER->at ($NEXT_TICK);
3511	$TICK_WATCHER->start;
3512
3513	$LOAD = ($NOW - $tick_start) / $TICK;
3514	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3997	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3515		3998
3516	_post_tick;	3999	if (0) {
		4000	if ($NEXT_TICK) {
		4001	my $jitter = $TICK_START - $NEXT_TICK;
		4002	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4003	warn "jitter $JITTER\n";#d#
		4004	}
3517	},	4005	}
3518	);	4006	}
3519		4007
3520	{	4008	{
		4009	# configure BDB
		4010
3521	BDB::min_parallel 8;	4011	BDB::min_parallel 16;
3522	BDB::max_poll_time $TICK * 0.1;	4012	BDB::max_poll_reqs $TICK * 0.1;
3523	$BDB_POLL_WATCHER = Event->io (	4013	$AnyEvent::BDB::WATCHER->priority (1);
3524	reentrant => 0,
3525	fd => BDB::poll_fileno,
3526	poll => 'r',
3527	prio => 0,
3528	data => WF_AUTOCANCEL,
3529	cb => \&BDB::poll_cb,
3530	);
3531
3532	BDB::set_sync_prepare {
3533	my $status;
3534	my $current = $Coro::current;
3535	(
3536	sub {
3537	$status = $!;
3538	$current->ready; undef $current;
3539	},
3540	sub {
3541	Coro::schedule while defined $current;
3542	$! = $status;
3543	},
3544	)
3545	};
3546		4014
3547	unless ($DB_ENV) {	4015	unless ($DB_ENV) {
3548	$DB_ENV = BDB::db_env_create;	4016	$DB_ENV = BDB::db_env_create;
3549	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	4017	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3550	| BDB::LOG_AUTOREMOVE, 1);	4018	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4019	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3551	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	4020	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3552	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	4021	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3553		4022
3554	cf::sync_job {	4023	cf::sync_job {
3555	eval {	4024	eval {
…		…
3565		4034
3566	cf::cleanup "db_env_open(db): $@" if $@;	4035	cf::cleanup "db_env_open(db): $@" if $@;
3567	};	4036	};
3568	}	4037	}
3569		4038
3570	$BDB_DEADLOCK_WATCHER = Event->timer (	4039	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3571	after => 3,
3572	interval => 1,
3573	hard => 1,
3574	prio => 0,
3575	data => WF_AUTOCANCEL,
3576	cb => sub {
3577	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };	4040	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3578	},
3579	);	4041	};
3580	$BDB_CHECKPOINT_WATCHER = Event->timer (	4042	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3581	after => 11,
3582	interval => 60,
3583	hard => 1,
3584	prio => 0,
3585	data => WF_AUTOCANCEL,
3586	cb => sub {
3587	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4043	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3588	},
3589	);	4044	};
3590	$BDB_TRICKLE_WATCHER = Event->timer (	4045	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3591	after => 5,
3592	interval => 10,
3593	hard => 1,
3594	prio => 0,
3595	data => WF_AUTOCANCEL,
3596	cb => sub {
3597	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4046	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3598	},
3599	);	4047	};
3600	}	4048	}
3601		4049
3602	{	4050	{
		4051	# configure IO::AIO
		4052
3603	IO::AIO::min_parallel 8;	4053	IO::AIO::min_parallel 8;
3604
3605	undef $Coro::AIO::WATCHER;
3606	IO::AIO::max_poll_time $TICK * 0.1;	4054	IO::AIO::max_poll_time $TICK * 0.1;
3607	$AIO_POLL_WATCHER = Event->io (	4055	undef $AnyEvent::AIO::WATCHER;
3608	reentrant => 0,
3609	data => WF_AUTOCANCEL,
3610	fd => IO::AIO::poll_fileno,
3611	poll => 'r',
3612	prio => 6,
3613	cb => \&IO::AIO::poll_cb,
3614	);
3615	}	4056	}
3616		4057
3617	my $_log_backtrace;	4058	my $_log_backtrace;
3618		4059
3619	sub _log_backtrace {	4060	sub _log_backtrace {
…		…
3622	$msg =~ s/\n//;	4063	$msg =~ s/\n//;
3623		4064
3624	# limit the # of concurrent backtraces	4065	# limit the # of concurrent backtraces
3625	if ($_log_backtrace < 2) {	4066	if ($_log_backtrace < 2) {
3626	++$_log_backtrace;	4067	++$_log_backtrace;
		4068	my $perl_bt = Carp::longmess $msg;
3627	async {	4069	async {
		4070	$Coro::current->{desc} = "abt $msg";
		4071
3628	my @bt = fork_call {	4072	my @bt = fork_call {
3629	@addr = map { sprintf "%x", $_ } @addr;	4073	@addr = map { sprintf "%x", $_ } @addr;
3630	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4074	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3631	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4075	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3632	or die "addr2line: $!";	4076	or die "addr2line: $!";
…		…
3640	}	4084	}
3641		4085
3642	@funcs	4086	@funcs
3643	};	4087	};
3644		4088
3645	LOG llevInfo, "[ABT] $msg\n";	4089	LOG llevInfo, "[ABT] $perl_bt\n";
		4090	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3646	LOG llevInfo, "[ABT] $_\n" for @bt;	4091	LOG llevInfo, "[ABT] $_\n" for @bt;
3647	--$_log_backtrace;	4092	--$_log_backtrace;
3648	};	4093	};
3649	} else {	4094	} else {
3650	LOG llevInfo, "[ABT] $msg\n";	4095	LOG llevInfo, "[ABT] $msg\n";
3651	LOG llevInfo, "[ABT] [suppressed]\n";	4096	LOG llevInfo, "[ABT] [suppressed]\n";
3652	}	4097	}
3653	}	4098	}
3654		4099
3655	# load additional modules	4100	# load additional modules
3656	use cf::pod;	4101	require "cf/$_.pm" for @EXTRA_MODULES;
		4102	cf::_connect_to_perl_2;
3657		4103
3658	END { cf::emergency_save }	4104	END { cf::emergency_save }
3659		4105
3660	1	4106	1
3661		4107

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