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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.373 by root, Sat Sep 15 15:58:06 2007 UTC vs.
Revision 1.548 by root, Mon May 10 21:40:22 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
3	use utf8;	25	use common::sense;
4	use strict;
5		26
6	use Symbol;	27	use Symbol;
7	use List::Util;	28	use List::Util;
8	use Socket;	29	use Socket;
9	use Storable;	30	use EV;
10	use Event;
11	use Opcode;	31	use Opcode;
12	use Safe;	32	use Safe;
13	use Safe::Hole;	33	use Safe::Hole;
		34	use Storable ();
		35	use Carp ();
14		36
		37	use Guard ();
15	use Coro 3.64 ();	38	use Coro ();
16	use Coro::State;	39	use Coro::State;
17	use Coro::Handle;	40	use Coro::Handle;
		41	use Coro::EV;
18	use Coro::Event;	42	use Coro::AnyEvent;
19	use Coro::Timer;	43	use Coro::Timer;
20	use Coro::Signal;	44	use Coro::Signal;
21	use Coro::Semaphore;	45	use Coro::Semaphore;
		46	use Coro::SemaphoreSet;
		47	use Coro::AnyEvent;
22	use Coro::AIO;	48	use Coro::AIO;
		49	use Coro::BDB 1.6;
23	use Coro::Storable;	50	use Coro::Storable;
24	use Coro::Util ();	51	use Coro::Util ();
25		52
26	use JSON::XS ();	53	use JSON::XS 2.01 ();
27	use BDB ();	54	use BDB ();
28	use Data::Dumper;	55	use Data::Dumper;
29	use Digest::MD5;
30	use Fcntl;	56	use Fcntl;
31	use YAML::Syck ();	57	use YAML::XS ();
32	use IO::AIO 2.32 ();	58	use IO::AIO ();
33	use Time::HiRes;	59	use Time::HiRes;
34	use Compress::LZF;	60	use Compress::LZF;
35	use Digest::MD5 ();	61	use Digest::MD5 ();
		62
		63	AnyEvent::detect;
36		64
37	# configure various modules to our taste	65	# configure various modules to our taste
38	#	66	#
39	$Storable::canonical = 1; # reduce rsync transfers	67	$Storable::canonical = 1; # reduce rsync transfers
40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	68	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		69
		70	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		71
		72	# make sure c-lzf reinitialises itself
		73	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	74	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42		75
43	$Event::Eval = 1; # no idea why this is required, but it is	76	# strictly for debugging
44		77	$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		78
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	79	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
		80
		81	our @ORIG_INC;
51		82
52	our %COMMAND = ();	83	our %COMMAND = ();
53	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
54		85
55	our @EXTS = (); # list of extension package names	86	our @EXTS = (); # list of extension package names
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; # unused
		112
		113	our $OUTPUT_RATE_MIN = 3000;
		114	our $OUTPUT_RATE_MAX = 1000000;
		115
		116	our $MAX_LINKS = 32; # how many chained exits to follow
		117	our $VERBOSE_IO = 1;
75		118
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	119	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	120	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	121	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	122	our $USE_FSYNC = 1; # use fsync to write maps - default on
83		123
84	our $BDB_POLL_WATCHER;
85	our $BDB_DEADLOCK_WATCHER;	124	our $BDB_DEADLOCK_WATCHER;
86	our $BDB_CHECKPOINT_WATCHER;	125	our $BDB_CHECKPOINT_WATCHER;
87	our $BDB_TRICKLE_WATCHER;	126	our $BDB_TRICKLE_WATCHER;
88	our $DB_ENV;	127	our $DB_ENV;
89		128
		129	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		130
90	our %CFG;	131	our %CFG;
91		132
92	our $UPTIME; $UPTIME ||= time;	133	our $UPTIME; $UPTIME ||= time;
93	our $RUNTIME;	134	our $RUNTIME;
		135	our $NOW;
94		136
95	our (%PLAYER, %PLAYER_LOADING); # all users	137	our (%PLAYER, %PLAYER_LOADING); # all users
96	our (%MAP, %MAP_LOADING ); # all maps	138	our (%MAP, %MAP_LOADING ); # all maps
97	our $LINK_MAP; # the special {link} map, which is always available	139	our $LINK_MAP; # the special {link} map, which is always available
98		140
99	# used to convert map paths into valid unix filenames by replacing / by ∕	141	# used to convert map paths into valid unix filenames by replacing / by ∕
100	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	142	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
101		143
102	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	144	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
103	our $LOADAVG; # same thing, but with alpha-smoothing	145	our $LOADAVG; # same thing, but with alpha-smoothing
		146	our $JITTER; # average jitter
104	our $tick_start; # for load detecting purposes	147	our $TICK_START; # for load detecting purposes
		148
		149	our @POST_INIT;
		150
		151	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		152	our $REALLY_UNLOOP; # never set to true, please :)
105		153
106	binmode STDOUT;	154	binmode STDOUT;
107	binmode STDERR;	155	binmode STDERR;
108		156
109	# read virtual server time, if available	157	# read virtual server time, if available
110	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	158	unless ($RUNTIME || !-e $RUNTIMEFILE) {
111	open my $fh, "<", "$LOCALDIR/runtime"	159	open my $fh, "<", $RUNTIMEFILE
112	or die "unable to read runtime file: $!";	160	or die "unable to read $RUNTIMEFILE file: $!";
113	$RUNTIME = <$fh> + 0.;	161	$RUNTIME = <$fh> + 0.;
114	}	162	}
		163
		164	eval "sub TICK() { $TICK } 1" or die;
115		165
116	mkdir $_	166	mkdir $_
117	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	167	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
118		168
119	our $EMERGENCY_POSITION;	169	our $EMERGENCY_POSITION;
120		170
121	sub cf::map::normalise;	171	sub cf::map::normalise;
		172
		173	sub in_main() {
		174	$Coro::current == $Coro::main
		175	}
		176
		177	#############################################################################
		178
		179	%REFLECT = ();
		180	for (@REFLECT) {
		181	my $reflect = JSON::XS::decode_json $_;
		182	$REFLECT{$reflect->{class}} = $reflect;
		183	}
		184
		185	# this is decidedly evil
		186	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
122		187
123	#############################################################################	188	#############################################################################
124		189
125	=head2 GLOBAL VARIABLES	190	=head2 GLOBAL VARIABLES
126		191
…		…
162		227
163	The raw value load value from the last tick.	228	The raw value load value from the last tick.
164		229
165	=item %cf::CFG	230	=item %cf::CFG
166		231
167	Configuration for the server, loaded from C</etc/crossfire/config>, or	232	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
168	from wherever your confdir points to.	233	from wherever your confdir points to.
169		234
170	=item cf::wait_for_tick, cf::wait_for_tick_begin	235	=item cf::wait_for_tick, cf::wait_for_tick_begin
171		236
172	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	237	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	238	returns directly I<after> the tick processing (and consequently, can only wake one thread
174	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	239	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
175		240
		241	=cut
		242
		243	sub wait_for_tick();
		244	sub wait_for_tick_begin();
		245
176	=item @cf::INVOKE_RESULTS	246	=item @cf::INVOKE_RESULTS
177		247
178	This array contains the results of the last C<invoke ()> call. When	248	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	249	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
180	that call.	250	that call.
181		251
		252	=item %cf::REFLECT
		253
		254	Contains, for each (C++) class name, a hash reference with information
		255	about object members (methods, scalars, arrays and flags) and other
		256	metadata, which is useful for introspection.
		257
182	=back	258	=back
183		259
184	=cut	260	=cut
185		261
186	BEGIN {	262	sub error(@) { LOG llevError, join "", @_ }
187	*CORE::GLOBAL::warn = sub {	263	sub warn (@) { LOG llevWarn , join "", @_ }
		264	sub info (@) { LOG llevInfo , join "", @_ }
		265	sub debug(@) { LOG llevDebug, join "", @_ }
		266	sub trace(@) { LOG llevTrace, join "", @_ }
		267
		268	$Coro::State::WARNHOOK = sub {
188	my $msg = join "", @_;	269	my $msg = join "", @_;
189		270
190	$msg .= "\n"	271	$msg .= "\n"
191	unless $msg =~ /\n$/;	272	unless $msg =~ /\n$/;
192		273
193	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	274	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
194		275
195	LOG llevError, $msg;	276	LOG llevWarn, $msg;
196	};	277	};
197	}	278
		279	$Coro::State::DIEHOOK = sub {
		280	return unless $^S eq 0; # "eq", not "=="
		281
		282	error Carp::longmess $_[0];
		283
		284	if (in_main) {#d#
		285	error "DIEHOOK called in main context, Coro bug?\n";#d#
		286	return;#d#
		287	}#d#
		288
		289	# kill coroutine otherwise
		290	Coro::terminate
		291	};
198		292
199	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	293	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
200	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	294	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
201	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	295	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
202	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	296	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
209	for my $pkg (qw(	303	for my $pkg (qw(
210	cf::global cf::attachable	304	cf::global cf::attachable
211	cf::object cf::object::player	305	cf::object cf::object::player
212	cf::client cf::player	306	cf::client cf::player
213	cf::arch cf::living	307	cf::arch cf::living
		308	cf::map cf::mapspace
214	cf::map cf::party cf::region	309	cf::party cf::region
215	)) {	310	)) {
216	no strict 'refs';
217	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	311	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
218	}	312	}
219		313
220	$Event::DIED = sub {	314	$EV::DIED = sub {
221	warn "error in event callback: @_";	315	Carp::cluck "error in event callback: @_";
222	};	316	};
223		317
224	#############################################################################	318	#############################################################################
225		319
226	=head2 UTILITY FUNCTIONS	320	=head2 UTILITY FUNCTIONS
…		…
248	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	342	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
249	$d	343	$d
250	} || "[unable to dump $_[0]: '$@']";	344	} || "[unable to dump $_[0]: '$@']";
251	}	345	}
252		346
253	=item $ref = cf::from_json $json	347	=item $ref = cf::decode_json $json
254		348
255	Converts a JSON string into the corresponding perl data structure.	349	Converts a JSON string into the corresponding perl data structure.
256		350
257	=item $json = cf::to_json $ref	351	=item $json = cf::encode_json $ref
258		352
259	Converts a perl data structure into its JSON representation.	353	Converts a perl data structure into its JSON representation.
260		354
261	=cut	355	=cut
262		356
263	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	357	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
264		358
265	sub to_json ($) { $json_coder->encode ($_[0]) }	359	sub encode_json($) { $json_coder->encode ($_[0]) }
266	sub from_json ($) { $json_coder->decode ($_[0]) }	360	sub decode_json($) { $json_coder->decode ($_[0]) }
		361
		362	=item $ref = cf::yaml_load $scalar
		363
		364	Same as YAML::XS::Load, but doesn't leak, because it forks (and thus blocks).
		365
		366	=cut
		367
		368	sub fork_call(&@);
		369
		370	sub yaml_load($) {
		371	fork_call { YAML::XS::Load $_[0] } @_
		372	}
		373
		374	=item cf::post_init { BLOCK }
		375
		376	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		377	but I<before> the server starts ticking again.
		378
		379	The codeblock will have a single boolean argument to indicate whether this
		380	is a reload or not.
		381
		382	=cut
		383
		384	sub post_init(&) {
		385	push @POST_INIT, shift;
		386	}
267		387
268	=item cf::lock_wait $string	388	=item cf::lock_wait $string
269		389
270	Wait until the given lock is available. See cf::lock_acquire.	390	Wait until the given lock is available. See cf::lock_acquire.
271		391
272	=item my $lock = cf::lock_acquire $string	392	=item my $lock = cf::lock_acquire $string
273		393
274	Wait until the given lock is available and then acquires it and returns	394	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,	395	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	396	for example when the coroutine gets canceled), the lock is automatically
277	returned.	397	returned.
278		398
279	Locks are *not* recursive, locking from the same coro twice results in a	399	Locks are *not* recursive, locking from the same coro twice results in a
280	deadlocked coro.	400	deadlocked coro.
…		…
286		406
287	Return true if the lock is currently active, i.e. somebody has locked it.	407	Return true if the lock is currently active, i.e. somebody has locked it.
288		408
289	=cut	409	=cut
290		410
291	our %LOCK;	411	our $LOCKS = new Coro::SemaphoreSet;
292	our %LOCKER;#d#
293		412
294	sub lock_wait($) {	413	sub lock_wait($) {
295	my ($key) = @_;	414	$LOCKS->wait ($_[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} }, $Coro::current;
305	Coro::schedule;
306	}
307	}	415	}
308		416
309	sub lock_acquire($) {	417	sub lock_acquire($) {
310	my ($key) = @_;	418	$LOCKS->guard ($_[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	}	419	}
324		420
325	sub lock_active($) {	421	sub lock_active($) {
326	my ($key) = @_;	422	$LOCKS->count ($_[0]) < 1
327
328	! ! $LOCK{$key}
329	}	423	}
330		424
331	sub freeze_mainloop {	425	sub freeze_mainloop {
332	return unless $TICK_WATCHER->is_active;	426	tick_inhibit_inc;
333		427
334	my $guard = Coro::guard {	428	&Guard::guard (\&tick_inhibit_dec);
335	$TICK_WATCHER->start;	429	}
336	};	430
337	$TICK_WATCHER->stop;	431	=item cf::periodic $interval, $cb
338	$guard	432
		433	Like EV::periodic, but randomly selects a starting point so that the actions
		434	get spread over time.
		435
		436	=cut
		437
		438	sub periodic($$) {
		439	my ($interval, $cb) = @_;
		440
		441	my $start = rand List::Util::min 180, $interval;
		442
		443	EV::periodic $start, $interval, 0, $cb
339	}	444	}
340		445
341	=item cf::get_slot $time[, $priority[, $name]]	446	=item cf::get_slot $time[, $priority[, $name]]
342		447
343	Allocate $time seconds of blocking CPU time at priority C<$priority>:	448	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
351		456
352	=cut	457	=cut
353		458
354	our @SLOT_QUEUE;	459	our @SLOT_QUEUE;
355	our $SLOT_QUEUE;	460	our $SLOT_QUEUE;
		461	our $SLOT_DECAY = 0.9;
356		462
357	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	463	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
358	$SLOT_QUEUE = Coro::async {	464	$SLOT_QUEUE = Coro::async {
		465	$Coro::current->desc ("timeslot manager");
		466
359	my $signal = new Coro::Signal;	467	my $signal = new Coro::Signal;
		468	my $busy;
360		469
361	while () {	470	while () {
362	next_job:	471	next_job:
		472
363	my $avail = cf::till_tick;	473	my $avail = cf::till_tick;
364	if ($avail > 0.01) {	474
365	for (0 .. $#SLOT_QUEUE) {	475	for (0 .. $#SLOT_QUEUE) {
366	if ($SLOT_QUEUE[$_][0] < $avail) {	476	if ($SLOT_QUEUE[$_][0] <= $avail) {
		477	$busy = 0;
367	my $job = splice @SLOT_QUEUE, $_, 1, ();	478	my $job = splice @SLOT_QUEUE, $_, 1, ();
368	$job->[2]->send;	479	$job->[2]->send;
369	Coro::cede;	480	Coro::cede;
370	goto next_job;	481	goto next_job;
371	}	482	} else {
		483	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
372	}	484	}
373	}	485	}
374		486
375	if (@SLOT_QUEUE) {	487	if (@SLOT_QUEUE) {
376	# we do not use wait_For_tick() as it returns immediately when tick is inactive	488	# we do not use wait_for_tick() as it returns immediately when tick is inactive
377	push @cf::WAIT_FOR_TICK, $signal;	489	push @cf::WAIT_FOR_TICK, $signal;
378	$signal->wait;	490	$signal->wait;
379	} else {	491	} else {
		492	$busy = 0;
380	Coro::schedule;	493	Coro::schedule;
381	}	494	}
382	}	495	}
383	};	496	};
384		497
385	sub get_slot($;$$) {	498	sub get_slot($;$$) {
		499	return if tick_inhibit || $Coro::current == $Coro::main;
		500
386	my ($time, $pri, $name) = @_;	501	my ($time, $pri, $name) = @_;
387		502
388	$time = $TICK * .6 if $time > $TICK * .6;	503	$time = clamp $time, 0.01, $TICK * .6;
		504
389	my $sig = new Coro::Signal;	505	my $sig = new Coro::Signal;
390		506
391	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	507	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
392	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	508	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
393	$SLOT_QUEUE->ready;	509	$SLOT_QUEUE->ready;
…		…
404		520
405	BEGIN { *async = \&Coro::async_pool }	521	BEGIN { *async = \&Coro::async_pool }
406		522
407	=item cf::sync_job { BLOCK }	523	=item cf::sync_job { BLOCK }
408		524
409	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	525	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	526	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	527	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
412	acceptable.	528	acceptable.
413		529
414	If it must be done, put the blocking parts into C<sync_job>. This will run	530	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	531	the given BLOCK in another coroutine while waiting for the result. The
…		…
419	=cut	535	=cut
420		536
421	sub sync_job(&) {	537	sub sync_job(&) {
422	my ($job) = @_;	538	my ($job) = @_;
423		539
424	if ($Coro::current == $Coro::main) {	540	if (in_main) {
425	my $time = Event::time;	541	my $time = AE::time;
426		542
427	# this is the main coro, too bad, we have to block	543	# this is the main coro, too bad, we have to block
428	# till the operation succeeds, freezing the server :/	544	# till the operation succeeds, freezing the server :/
429		545
430	# TODO: use suspend/resume instead	546	#LOG llevError, Carp::longmess "sync job";#d#
431	# (but this is cancel-safe)	547
432	my $freeze_guard = freeze_mainloop;	548	my $freeze_guard = freeze_mainloop;
433		549
434	my $busy = 1;	550	my $busy = 1;
435	my @res;	551	my @res;
436		552
437	(async {	553	(async {
		554	$Coro::current->desc ("sync job coro");
438	@res = eval { $job->() };	555	@res = eval { $job->() };
439	warn $@ if $@;	556	error $@ if $@;
440	undef $busy;	557	undef $busy;
441	})->prio (Coro::PRIO_MAX);	558	})->prio (Coro::PRIO_MAX);
442		559
443	while ($busy) {	560	while ($busy) {
444	Coro::cede or Event::one_event;	561	if (Coro::nready) {
		562	Coro::cede_notself;
		563	} else {
		564	EV::loop EV::LOOP_ONESHOT;
445	}	565	}
		566	}
446		567
447	$time = Event::time - $time;	568	my $time = AE::time - $time;
448		569
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	570	$TICK_START += $time; # do not account sync jobs to server load
453		571
454	wantarray ? @res : $res[0]	572	wantarray ? @res : $res[0]
455	} else {	573	} else {
456	# we are in another coroutine, how wonderful, everything just works	574	# we are in another coroutine, how wonderful, everything just works
457		575
…		…
477	$EXT_CORO{$coro+0} = $coro;	595	$EXT_CORO{$coro+0} = $coro;
478		596
479	$coro	597	$coro
480	}	598	}
481		599
482	=item fork_call { }, $args	600	=item fork_call { }, @args
483		601
484	Executes the given code block with the given arguments in a seperate	602	Executes the given code block with the given arguments in a seperate
485	process, returning the results. Everything must be serialisable with	603	process, returning the results. Everything must be serialisable with
486	Coro::Storable. May, of course, block. Note that the executed sub may	604	Coro::Storable. May, of course, block. Note that the executed sub may
487	never block itself or use any form of Event handling.	605	never block itself or use any form of event handling.
488		606
489	=cut	607	=cut
		608
		609	sub post_fork {
		610	reset_signals;
		611	}
490		612
491	sub fork_call(&@) {	613	sub fork_call(&@) {
492	my ($cb, @args) = @_;	614	my ($cb, @args) = @_;
493		615
494	# we seemingly have to make a local copy of the whole thing,	616	# we seemingly have to make a local copy of the whole thing,
495	# otherwise perl prematurely frees the stuff :/	617	# otherwise perl prematurely frees the stuff :/
496	# TODO: investigate and fix (likely this will be rather laborious)	618	# TODO: investigate and fix (likely this will be rather laborious)
497		619
498	my @res = Coro::Util::fork_eval {	620	my @res = Coro::Util::fork_eval {
499	reset_signals;	621	cf::post_fork;
500	&$cb	622	&$cb
501	}, @args;	623	} @args;
502		624
503	wantarray ? @res : $res[-1]	625	wantarray ? @res : $res[-1]
		626	}
		627
		628	sub objinfo {
		629	(
		630	"counter value" => cf::object::object_count,
		631	"objects created" => cf::object::create_count,
		632	"objects destroyed" => cf::object::destroy_count,
		633	"freelist size" => cf::object::free_count,
		634	"allocated objects" => cf::object::objects_size,
		635	"active objects" => cf::object::actives_size,
		636	)
		637	}
		638
		639	=item $coin = coin_from_name $name
		640
		641	=cut
		642
		643	our %coin_alias = (
		644	"silver" => "silvercoin",
		645	"silvercoin" => "silvercoin",
		646	"silvercoins" => "silvercoin",
		647	"gold" => "goldcoin",
		648	"goldcoin" => "goldcoin",
		649	"goldcoins" => "goldcoin",
		650	"platinum" => "platinacoin",
		651	"platinumcoin" => "platinacoin",
		652	"platinumcoins" => "platinacoin",
		653	"platina" => "platinacoin",
		654	"platinacoin" => "platinacoin",
		655	"platinacoins" => "platinacoin",
		656	"royalty" => "royalty",
		657	"royalties" => "royalty",
		658	);
		659
		660	sub coin_from_name($) {
		661	$coin_alias{$_[0]}
		662	? cf::arch::find $coin_alias{$_[0]}
		663	: undef
504	}	664	}
505		665
506	=item $value = cf::db_get $family => $key	666	=item $value = cf::db_get $family => $key
507		667
508	Returns a single value from the environment database.	668	Returns a single value from the environment database.
…		…
518	within each server.	678	within each server.
519		679
520	=cut	680	=cut
521		681
522	sub db_table($) {	682	sub db_table($) {
		683	cf::error "db_get called from main context"
		684	if $Coro::current == $Coro::main;
		685
523	my ($name) = @_;	686	my ($name) = @_;
524	my $db = BDB::db_create $DB_ENV;	687	my $db = BDB::db_create $DB_ENV;
525		688
526	eval {	689	eval {
527	$db->set_flags (BDB::CHKSUM);	690	$db->set_flags (BDB::CHKSUM);
…		…
537	}	700	}
538		701
539	our $DB;	702	our $DB;
540		703
541	sub db_init {	704	sub db_init {
542	cf::sync_job {
543	$DB ||= db_table "db";	705	$DB ||= db_table "db";
544	};
545	}	706	}
546		707
547	sub db_get($$) {	708	sub db_get($$) {
548	my $key = "$_[0]/$_[1]";	709	my $key = "$_[0]/$_[1]";
549		710
550	cf::sync_job {	711	cf::error "db_get called from main context"
		712	if $Coro::current == $Coro::main;
		713
551	BDB::db_get $DB, undef, $key, my $data;	714	BDB::db_get $DB, undef, $key, my $data;
552		715
553	$! ? ()	716	$! ? ()
554	: $data	717	: $data
555	}
556	}	718	}
557		719
558	sub db_put($$$) {	720	sub db_put($$$) {
559	BDB::dbreq_pri 4;	721	BDB::dbreq_pri 4;
560	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	722	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
616		778
617	my $t1 = Time::HiRes::time;	779	my $t1 = Time::HiRes::time;
618	my $data = $process->(\@data);	780	my $data = $process->(\@data);
619	my $t2 = Time::HiRes::time;	781	my $t2 = Time::HiRes::time;
620		782
621	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	783	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
622		784
623	db_put cache => "$id/data", $data;	785	db_put cache => "$id/data", $data;
624	db_put cache => "$id/md5" , $md5;	786	db_put cache => "$id/md5" , $md5;
625	db_put cache => "$id/meta", $meta;	787	db_put cache => "$id/meta", $meta;
626		788
…		…
636		798
637	=cut	799	=cut
638		800
639	sub datalog($@) {	801	sub datalog($@) {
640	my ($type, %kv) = @_;	802	my ($type, %kv) = @_;
641	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	803	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
642	}	804	}
643		805
644	=back	806	=back
645		807
646	=cut	808	=cut
647		809
648	#############################################################################	810	#############################################################################
649		811
650	=head2 ATTACHABLE OBJECTS	812	=head2 ATTACHABLE OBJECTS
651		813
652	Many objects in crossfire are so-called attachable objects. That means you can	814	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")	815	attach callbacks/event handlers (a collection of which is called an "attachment")
654	to it. All such attachable objects support the following methods.	816	to it. All such attachable objects support the following methods.
655		817
656	In the following description, CLASS can be any of C<global>, C<object>	818	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	819	C<player>, C<client> or C<map> (i.e. the attachable objects in
658	Crossfire TRT).	820	Deliantra).
659		821
660	=over 4	822	=over 4
661		823
662	=item $attachable->attach ($attachment, key => $value...)	824	=item $attachable->attach ($attachment, key => $value...)
663		825
…		…
707	=item cf::CLASS::attachment $name, ...	869	=item cf::CLASS::attachment $name, ...
708		870
709	Register an attachment by C<$name> through which attachable objects of the	871	Register an attachment by C<$name> through which attachable objects of the
710	given CLASS can refer to this attachment.	872	given CLASS can refer to this attachment.
711		873
712	Some classes such as crossfire maps and objects can specify attachments	874	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.	875	that are attached at load/instantiate time, thus the need for a name.
714		876
715	These calls expect any number of the following handler/hook descriptions:	877	These calls expect any number of the following handler/hook descriptions:
716		878
717	=over 4	879	=over 4
…		…
841		1003
842	} elsif (exists $cb_id{$type}) {	1004	} elsif (exists $cb_id{$type}) {
843	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1005	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
844		1006
845	} elsif (ref $type) {	1007	} elsif (ref $type) {
846	warn "attaching objects not supported, ignoring.\n";	1008	error "attaching objects not supported, ignoring.\n";
847		1009
848	} else {	1010	} else {
849	shift @arg;	1011	shift @arg;
850	warn "attach argument '$type' not supported, ignoring.\n";	1012	error "attach argument '$type' not supported, ignoring.\n";
851	}	1013	}
852	}	1014	}
853	}	1015	}
854		1016
855	sub _object_attach {	1017	sub _object_attach {
…		…
865	_attach $registry, $klass, @attach;	1027	_attach $registry, $klass, @attach;
866	}	1028	}
867		1029
868	$obj->{$name} = \%arg;	1030	$obj->{$name} = \%arg;
869	} else {	1031	} else {
870	warn "object uses attachment '$name' which is not available, postponing.\n";	1032	info "object uses attachment '$name' which is not available, postponing.\n";
871	}	1033	}
872		1034
873	$obj->{_attachment}{$name} = undef;	1035	$obj->{_attachment}{$name} = undef;
874	}	1036	}
875		1037
…		…
934		1096
935	for (@$callbacks) {	1097	for (@$callbacks) {
936	eval { &{$_->[1]} };	1098	eval { &{$_->[1]} };
937		1099
938	if ($@) {	1100	if ($@) {
939	warn "$@";
940	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1101	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
941	override;	1102	override;
942	}	1103	}
943		1104
944	return 1 if $override;	1105	return 1 if $override;
945	}	1106	}
946		1107
947	0	1108	0
948	}	1109	}
949		1110
950	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1111	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
951		1112
952	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1113	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
953		1114
954	Generate an object-specific event with the given arguments.	1115	Generate an object-specific event with the given arguments.
955		1116
…		…
961		1122
962	=cut	1123	=cut
963		1124
964	#############################################################################	1125	#############################################################################
965	# object support	1126	# object support
966	#
967		1127
		1128	sub _object_equal($$);
		1129	sub _object_equal($$) {
		1130	my ($a, $b) = @_;
		1131
		1132	return 0 unless (ref $a) eq (ref $b);
		1133
		1134	if ("HASH" eq ref $a) {
		1135	my @ka = keys %$a;
		1136	my @kb = keys %$b;
		1137
		1138	return 0 if @ka != @kb;
		1139
		1140	for (0 .. $#ka) {
		1141	return 0 unless $ka[$_] eq $kb[$_];
		1142	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1143	}
		1144
		1145	} elsif ("ARRAY" eq ref $a) {
		1146
		1147	return 0 if @$a != @$b;
		1148
		1149	for (0 .. $#$a) {
		1150	return 0 unless _object_equal $a->[$_], $b->[$_];
		1151	}
		1152
		1153	} elsif ($a ne $b) {
		1154	return 0;
		1155	}
		1156
		1157	1
		1158	}
		1159
		1160	our $SLOW_MERGES;#d#
968	sub _can_merge {	1161	sub _can_merge {
969	my ($ob1, $ob2) = @_;	1162	my ($ob1, $ob2) = @_;
970		1163
971	local $Storable::canonical = 1;	1164	++$SLOW_MERGES;#d#
972	my $fob1 = Storable::freeze $ob1;
973	my $fob2 = Storable::freeze $ob2;
974		1165
975	$fob1 eq $fob2	1166	# we do the slow way here
		1167	return _object_equal $ob1, $ob2
976	}	1168	}
977		1169
978	sub reattach {	1170	sub reattach {
979	# basically do the same as instantiate, without calling instantiate	1171	# basically do the same as instantiate, without calling instantiate
980	my ($obj) = @_;	1172	my ($obj) = @_;
981		1173
		1174	# no longer needed after getting rid of delete_package?
982	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1175	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
983		1176
984	my $registry = $obj->registry;	1177	my $registry = $obj->registry;
985		1178
986	@$registry = ();	1179	@$registry = ();
987		1180
…		…
992	for (@$attach) {	1185	for (@$attach) {
993	my ($klass, @attach) = @$_;	1186	my ($klass, @attach) = @$_;
994	_attach $registry, $klass, @attach;	1187	_attach $registry, $klass, @attach;
995	}	1188	}
996	} else {	1189	} else {
997	warn "object uses attachment '$name' that is not available, postponing.\n";	1190	info "object uses attachment '$name' that is not available, postponing.\n";
998	}	1191	}
999	}	1192	}
1000	}	1193	}
1001		1194
1002	cf::attachable->attach (	1195	cf::attachable->attach (
1003	prio => -1000000,	1196	prio => -1000000,
1004	on_instantiate => sub {	1197	on_instantiate => sub {
1005	my ($obj, $data) = @_;	1198	my ($obj, $data) = @_;
1006		1199
1007	$data = from_json $data;	1200	$data = decode_json $data;
1008		1201
1009	for (@$data) {	1202	for (@$data) {
1010	my ($name, $args) = @$_;	1203	my ($name, $args) = @$_;
1011		1204
1012	$obj->attach ($name, %{$args || {} });	1205	$obj->attach ($name, %{$args || {} });
…		…
1029	my ($filename, $rdata, $objs) = @_;	1222	my ($filename, $rdata, $objs) = @_;
1030		1223
1031	sync_job {	1224	sync_job {
1032	if (length $$rdata) {	1225	if (length $$rdata) {
1033	utf8::decode (my $decname = $filename);	1226	utf8::decode (my $decname = $filename);
1034	warn sprintf "saving %s (%d,%d)\n",	1227	trace sprintf "saving %s (%d,%d)\n",
1035	$decname, length $$rdata, scalar @$objs;	1228	$decname, length $$rdata, scalar @$objs
		1229	if $VERBOSE_IO;
1036		1230
1037	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1231	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1038	chmod SAVE_MODE, $fh;	1232	aio_chmod $fh, SAVE_MODE;
1039	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1233	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1040	aio_fsync $fh if $cf::USE_FSYNC;	1234	if ($cf::USE_FSYNC) {
		1235	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;
		1236	aio_fsync $fh;
		1237	}
1041	close $fh;	1238	aio_close $fh;
1042		1239
1043	if (@$objs) {	1240	if (@$objs) {
1044	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1241	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1045	chmod SAVE_MODE, $fh;	1242	aio_chmod $fh, SAVE_MODE;
1046	my $data = Storable::nfreeze { version => 1, objs => $objs };	1243	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1047	aio_write $fh, 0, (length $data), $data, 0;	1244	aio_write $fh, 0, (length $data), $data, 0;
1048	aio_fsync $fh if $cf::USE_FSYNC;	1245	if ($cf::USE_FSYNC) {
		1246	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;
		1247	aio_fsync $fh;
		1248	}
1049	close $fh;	1249	aio_close $fh;
1050	aio_rename "$filename.pst~", "$filename.pst";	1250	aio_rename "$filename.pst~", "$filename.pst";
1051	}	1251	}
1052	} else {	1252	} else {
1053	aio_unlink "$filename.pst";	1253	aio_unlink "$filename.pst";
1054	}	1254	}
1055		1255
1056	aio_rename "$filename~", $filename;	1256	aio_rename "$filename~", $filename;
		1257
		1258	$filename =~ s%/[^/]+$%%;
		1259	aio_pathsync $filename if $cf::USE_FSYNC;
1057	} else {	1260	} else {
1058	warn "FATAL: $filename~: $!\n";	1261	error "unable to save objects: $filename~: $!\n";
1059	}	1262	}
1060	} else {	1263	} else {
1061	aio_unlink $filename;	1264	aio_unlink $filename;
1062	aio_unlink "$filename.pst";	1265	aio_unlink "$filename.pst";
1063	}	1266	}
…		…
1082		1285
1083	unless (aio_stat "$filename.pst") {	1286	unless (aio_stat "$filename.pst") {
1084	(aio_load "$filename.pst", $av) >= 0	1287	(aio_load "$filename.pst", $av) >= 0
1085	or return;	1288	or return;
1086		1289
1087	$av = eval { (Storable::thaw $av)->{objs} };	1290	my $st = eval { Coro::Storable::thaw $av };
		1291	$av = $st->{objs};
1088	}	1292	}
1089		1293
1090	utf8::decode (my $decname = $filename);	1294	utf8::decode (my $decname = $filename);
1091	warn sprintf "loading %s (%d,%d)\n",	1295	trace sprintf "loading %s (%d,%d)\n",
1092	$decname, length $data, scalar @{$av || []};	1296	$decname, length $data, scalar @{$av || []}
		1297	if $VERBOSE_IO;
1093		1298
1094	($data, $av)	1299	($data, $av)
1095	}	1300	}
1096		1301
1097	=head2 COMMAND CALLBACKS	1302	=head2 COMMAND CALLBACKS
…		…
1153	my ($name, $cb) = @_;	1358	my ($name, $cb) = @_;
1154		1359
1155	$EXTICMD{$name} = $cb;	1360	$EXTICMD{$name} = $cb;
1156	}	1361	}
1157		1362
		1363	use File::Glob ();
		1364
1158	cf::player->attach (	1365	cf::player->attach (
1159	on_command => sub {	1366	on_unknown_command => sub {
1160	my ($pl, $name, $params) = @_;	1367	my ($pl, $name, $params) = @_;
1161		1368
1162	my $cb = $COMMAND{$name}	1369	my $cb = $COMMAND{$name}
1163	or return;	1370	or return;
1164		1371
…		…
1187		1394
1188	$pl->ext_reply ($reply, @reply)	1395	$pl->ext_reply ($reply, @reply)
1189	if $reply;	1396	if $reply;
1190		1397
1191	} else {	1398	} else {
1192	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1399	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1193	}	1400	}
1194		1401
1195	cf::override;	1402	cf::override;
1196	},	1403	},
1197	);	1404	);
1198		1405
		1406	# "readahead" all extensions
		1407	sub cache_extensions {
		1408	my $grp = IO::AIO::aio_group;
		1409
		1410	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1411	for (grep /\.ext$/, @{$_[0]}) {
		1412	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1413	}
		1414	};
		1415
		1416	$grp
		1417	}
		1418
1199	sub load_extensions {	1419	sub load_extensions {
		1420	info "loading extensions...";
		1421
1200	cf::sync_job {	1422	cf::sync_job {
1201	my %todo;	1423	my %todo;
1202		1424
1203	for my $path (<$LIBDIR/*.ext>) {	1425	for my $path (<$LIBDIR/*.ext>) {
1204	next unless -r $path;	1426	next unless -r $path;
…		…
1222		1444
1223	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1445	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1224	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1446	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1225		1447
1226	$ext{source} =	1448	$ext{source} =
1227	"package $pkg; use strict; use utf8;\n"	1449	"package $pkg; use common::sense;\n"
1228	. "#line 1 \"$path\"\n{\n"	1450	. "#line 1 \"$path\"\n{\n"
1229	. $source	1451	. $source
1230	. "\n};\n1";	1452	. "\n};\n1";
1231		1453
1232	$todo{$base} = \%ext;	1454	$todo{$base} = \%ext;
1233	}	1455	}
1234		1456
		1457	my $pass = 0;
1235	my %done;	1458	my %done;
1236	while (%todo) {	1459	while (%todo) {
1237	my $progress;	1460	my $progress;
1238		1461
		1462	++$pass;
		1463
		1464	ext:
1239	while (my ($k, $v) = each %todo) {	1465	while (my ($k, $v) = each %todo) {
1240	for (split /,\s*/, $v->{meta}{depends}) {	1466	for (split /,\s*/, $v->{meta}{depends}) {
1241	goto skip	1467	next ext
1242	unless exists $done{$_};	1468	unless exists $done{$_};
1243	}	1469	}
1244		1470
1245	warn "... loading '$k' into '$v->{pkg}'\n";	1471	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1246		1472
1247	unless (eval $v->{source}) {	1473	my $active = eval $v->{source};
		1474
		1475	if (length $@) {
1248	my $msg = $@ ? "$v->{path}: $@\n"	1476	error "$v->{path}: $@\n";
1249	: "$v->{base}: extension inactive.\n";
1250		1477
		1478	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1251	if (exists $v->{meta}{mandatory}) {	1479	if exists $v->{meta}{mandatory};
1252	warn $msg;	1480
1253	warn "mandatory extension failed to load, exiting.\n";	1481	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1254	exit 1;	1482	delete $todo{$k};
1255	}	1483	} else {
1256		1484	$done{$k} = delete $todo{$k};
1257	warn $msg;	1485	push @EXTS, $v->{pkg};
		1486	$progress = 1;
		1487
		1488	info "$v->{base}: extension inactive.\n"
		1489	unless $active;
1258	}	1490	}
1259
1260	$done{$k} = delete $todo{$k};
1261	push @EXTS, $v->{pkg};
1262	$progress = 1;
1263	}	1491	}
1264		1492
1265	skip:	1493	unless ($progress) {
1266	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1494	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1267	unless $progress;	1495
		1496	while (my ($k, $v) = each %todo) {
		1497	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1498	if exists $v->{meta}{mandatory};
		1499	}
		1500	}
1268	}	1501	}
1269	};	1502	};
1270	}	1503	}
1271		1504
1272	#############################################################################	1505	#############################################################################
1273		1506
1274	=back	1507	=back
1275		1508
1276	=head2 CORE EXTENSIONS	1509	=head2 CORE EXTENSIONS
1277		1510
1278	Functions and methods that extend core crossfire objects.	1511	Functions and methods that extend core deliantra objects.
1279		1512
1280	=cut	1513	=cut
1281		1514
1282	package cf::player;	1515	package cf::player;
1283		1516
…		…
1326		1559
1327	sub exists($) {	1560	sub exists($) {
1328	my ($login) = @_;	1561	my ($login) = @_;
1329		1562
1330	$cf::PLAYER{$login}	1563	$cf::PLAYER{$login}
1331	or cf::sync_job { !aio_stat path $login }	1564	or !aio_stat path $login
1332	}	1565	}
1333		1566
1334	sub find($) {	1567	sub find($) {
1335	return $cf::PLAYER{$_[0]} || do {	1568	return $cf::PLAYER{$_[0]} || do {
1336	my $login = $_[0];	1569	my $login = $_[0];
…		…
1348	my $f = new_from_file cf::object::thawer path $login	1581	my $f = new_from_file cf::object::thawer path $login
1349	or return;	1582	or return;
1350		1583
1351	my $pl = cf::player::load_pl $f	1584	my $pl = cf::player::load_pl $f
1352	or return;	1585	or return;
		1586
1353	local $cf::PLAYER_LOADING{$login} = $pl;	1587	local $cf::PLAYER_LOADING{$login} = $pl;
1354	$f->resolve_delayed_derefs;	1588	$f->resolve_delayed_derefs;
1355	$cf::PLAYER{$login} = $pl	1589	$cf::PLAYER{$login} = $pl
1356	}	1590	}
1357	}	1591	}
1358	}	1592	}
1359		1593
		1594	cf::player->attach (
		1595	on_load => sub {
		1596	my ($pl, $path) = @_;
		1597
		1598	# restore slots saved in save, below
		1599	my $slots = delete $pl->{_slots};
		1600
		1601	$pl->ob->current_weapon ($slots->[0]);
		1602	$pl->combat_ob ($slots->[1]);
		1603	$pl->ranged_ob ($slots->[2]);
		1604	},
		1605	);
		1606
1360	sub save($) {	1607	sub save($) {
1361	my ($pl) = @_;	1608	my ($pl) = @_;
1362		1609
1363	return if $pl->{deny_save};	1610	return if $pl->{deny_save};
1364		1611
…		…
1367		1614
1368	return if $pl->{deny_save};	1615	return if $pl->{deny_save};
1369		1616
1370	aio_mkdir playerdir $pl, 0770;	1617	aio_mkdir playerdir $pl, 0770;
1371	$pl->{last_save} = $cf::RUNTIME;	1618	$pl->{last_save} = $cf::RUNTIME;
		1619
		1620	cf::get_slot 0.01;
		1621
		1622	# save slots, to be restored later
		1623	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1372		1624
1373	$pl->save_pl ($path);	1625	$pl->save_pl ($path);
1374	cf::cede_to_tick;	1626	cf::cede_to_tick;
1375	}	1627	}
1376		1628
…		…
1408	my ($pl) = @_;	1660	my ($pl) = @_;
1409		1661
1410	my $name = $pl->ob->name;	1662	my $name = $pl->ob->name;
1411		1663
1412	$pl->{deny_save} = 1;	1664	$pl->{deny_save} = 1;
1413	$pl->password ("*"); # this should lock out the player until we nuked the dir	1665	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1414		1666
1415	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1667	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1416	$pl->deactivate;	1668	$pl->deactivate;
		1669
		1670	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1671	ext::highscore::check ($pl->ob);
		1672
1417	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1673	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1418	$pl->ns->destroy if $pl->ns;	1674	$pl->ns->destroy if $pl->ns;
1419		1675
1420	my $path = playerdir $pl;	1676	my $path = playerdir $pl;
1421	my $temp = "$path~$cf::RUNTIME~deleting~";	1677	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1460		1716
1461	for my $login (@$dirs) {	1717	for my $login (@$dirs) {
1462	my $path = path $login;	1718	my $path = path $login;
1463		1719
1464	# a .pst is a dead give-away for a valid player	1720	# a .pst is a dead give-away for a valid player
1465	unless (-e "$path.pst") {	1721	# if no pst file found, open and chekc for blocked users
		1722	if (aio_stat "$path.pst") {
1466	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1723	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1467	aio_read $fh, 0, 512, my $buf, 0 or next;	1724	aio_read $fh, 0, 512, my $buf, 0 or next;
1468	$buf !~ /^password -------------$/m or next; # official not-valid tag	1725	$buf !~ /^password -------------$/m or next; # official not-valid tag
1469	}	1726	}
1470		1727
…		…
1474		1731
1475	\@logins	1732	\@logins
1476	}	1733	}
1477		1734
1478	=item $player->maps	1735	=item $player->maps
		1736
		1737	=item cf::player::maps $login
1479		1738
1480	Returns an arrayref of map paths that are private for this	1739	Returns an arrayref of map paths that are private for this
1481	player. May block.	1740	player. May block.
1482		1741
1483	=cut	1742	=cut
…		…
1501	}	1760	}
1502		1761
1503	\@paths	1762	\@paths
1504	}	1763	}
1505		1764
1506	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1765	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1507		1766
1508	Expand crossfire pod fragments into protocol xml.	1767	Expand deliantra pod fragments into protocol xml.
1509
1510	=cut
1511
1512	sub expand_cfpod {
1513	((my $self), (local $_)) = @_;
1514
1515	# escape & and <
1516	s/&/&amp;/g;
1517	s/(?<![BIUGHT])</&lt;/g;
1518
1519	# this is buggy, it needs to properly take care of nested <'s
1520
1521	1 while
1522	# replace B<>, I<>, U<> etc.
1523	s/B<([^\>]*)>/<b>$1<\/b>/
1524	|| s/I<([^\>]*)>/<i>$1<\/i>/
1525	|| s/U<([^\>]*)>/<u>$1<\/u>/
1526	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1527	# replace G<male|female> tags
1528	|| s{G<([^>|]*)\|([^>]*)>}{
1529	$self->gender ? $2 : $1
1530	}ge
1531	# replace H<hint text>
1532	|| s{H<([^\>]*)>}
1533	{
1534	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1535	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1536	"")
1537	[$self->{hintmode}]
1538	}ge;
1539
1540	# create single paragraphs (very hackish)
1541	s/(?<=\S)\n(?=\w)/ /g;
1542
1543	# compress some whitespace
1544	s/\s+\n/\n/g; # ws line-ends
1545	s/\n\n+/\n/g; # double lines
1546	s/^\n+//; # beginning lines
1547	s/\n+$//; # ending lines
1548
1549	$_
1550	}
1551
1552	sub hintmode {
1553	$_[0]{hintmode} = $_[1] if @_ > 1;
1554	$_[0]{hintmode}
1555	}
1556		1768
1557	=item $player->ext_reply ($msgid, @msg)	1769	=item $player->ext_reply ($msgid, @msg)
1558		1770
1559	Sends an ext reply to the player.	1771	Sends an ext reply to the player.
1560		1772
…		…
1592		1804
1593	=cut	1805	=cut
1594		1806
1595	sub find_by_path($) {	1807	sub find_by_path($) {
1596	my ($path) = @_;	1808	my ($path) = @_;
		1809
		1810	$path =~ s/^~[^\/]*//; # skip ~login
1597		1811
1598	my ($match, $specificity);	1812	my ($match, $specificity);
1599		1813
1600	for my $region (list) {	1814	for my $region (list) {
1601	if ($region->{match} && $path =~ $region->{match}) {	1815	if ($region->{match} && $path =~ $region->{match}) {
…		…
1627	our $MAX_RESET = 3600;	1841	our $MAX_RESET = 3600;
1628	our $DEFAULT_RESET = 3000;	1842	our $DEFAULT_RESET = 3000;
1629		1843
1630	sub generate_random_map {	1844	sub generate_random_map {
1631	my ($self, $rmp) = @_;	1845	my ($self, $rmp) = @_;
		1846
		1847	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1848
1632	# mit "rum" bekleckern, nicht	1849	# mit "rum" bekleckern, nicht
1633	$self->_create_random_map (	1850	$self->_create_random_map (
1634	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1851	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1635	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1852	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1636	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1853	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1637	$rmp->{exit_on_final_map},	1854	$rmp->{exit_on_final_map},
1638	$rmp->{xsize}, $rmp->{ysize},	1855	$rmp->{xsize}, $rmp->{ysize},
1639	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1856	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1640	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1857	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1655		1872
1656	sub register {	1873	sub register {
1657	my (undef, $regex, $prio) = @_;	1874	my (undef, $regex, $prio) = @_;
1658	my $pkg = caller;	1875	my $pkg = caller;
1659		1876
1660	no strict;
1661	push @{"$pkg\::ISA"}, __PACKAGE__;	1877	push @{"$pkg\::ISA"}, __PACKAGE__;
1662		1878
1663	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1879	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1664	}	1880	}
1665		1881
1666	# also paths starting with '/'	1882	# also paths starting with '/'
1667	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1883	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1668		1884
1669	sub thawer_merge {	1885	sub thawer_merge {
1670	my ($self, $merge) = @_;	1886	my ($self, $merge) = @_;
1671		1887
1672	# we have to keep some variables in memory intact	1888	# we have to keep some variables in memory intact
…		…
1677	}	1893	}
1678		1894
1679	sub normalise {	1895	sub normalise {
1680	my ($path, $base) = @_;	1896	my ($path, $base) = @_;
1681		1897
1682	$path = "$path"; # make sure its a string	1898	$path = "$path"; # make sure it's a string
1683		1899
1684	$path =~ s/\.map$//;	1900	$path =~ s/\.map$//;
1685		1901
1686	# map plan:	1902	# map plan:
1687	#	1903	#
…		…
1726	$self->init; # pass $1 etc.	1942	$self->init; # pass $1 etc.
1727	return $self;	1943	return $self;
1728	}	1944	}
1729	}	1945	}
1730		1946
1731	Carp::cluck "unable to resolve path '$path' (base '$base').";	1947	Carp::cluck "unable to resolve path '$path' (base '$base')";
1732	()	1948	()
1733	}	1949	}
1734		1950
1735	sub init {	1951	sub init {
1736	my ($self) = @_;	1952	my ($self) = @_;
…		…
1758		1974
1759	# the temporary/swap location	1975	# the temporary/swap location
1760	sub save_path {	1976	sub save_path {
1761	my ($self) = @_;	1977	my ($self) = @_;
1762		1978
1763	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1979	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1764	"$TMPDIR/$path.map"	1980	"$TMPDIR/$path.map"
1765	}	1981	}
1766		1982
1767	# the unique path, undef == no special unique path	1983	# the unique path, undef == no special unique path
1768	sub uniq_path {	1984	sub uniq_path {
1769	my ($self) = @_;	1985	my ($self) = @_;
1770		1986
1771	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1987	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1772	"$UNIQUEDIR/$path"	1988	"$UNIQUEDIR/$path"
1773	}
1774
1775	# and all this just because we cannot iterate over
1776	# all maps in C++...
1777	sub change_all_map_light {
1778	my ($change) = @_;
1779
1780	$_->change_map_light ($change)
1781	for grep $_->outdoor, values %cf::MAP;
1782	}	1989	}
1783		1990
1784	sub decay_objects {	1991	sub decay_objects {
1785	my ($self) = @_;	1992	my ($self) = @_;
1786		1993
…		…
1868		2075
1869	sub find;	2076	sub find;
1870	sub find {	2077	sub find {
1871	my ($path, $origin) = @_;	2078	my ($path, $origin) = @_;
1872		2079
		2080	cf::cede_to_tick;
		2081
1873	$path = normalise $path, $origin && $origin->path;	2082	$path = normalise $path, $origin && $origin->path;
1874		2083
1875	cf::lock_wait "map_data:$path";#d#remove	2084	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1876	cf::lock_wait "map_find:$path";	2085	my $guard2 = cf::lock_acquire "map_find:$path";
1877		2086
1878	$cf::MAP{$path} || do {	2087	$cf::MAP{$path} || do {
1879	my $guard1 = cf::lock_acquire "map_find:$path";
1880	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1881
1882	my $map = new_from_path cf::map $path	2088	my $map = new_from_path cf::map $path
1883	or return;	2089	or return;
1884		2090
1885	$map->{last_save} = $cf::RUNTIME;	2091	$map->{last_save} = $cf::RUNTIME;
1886		2092
…		…
1888	or return;	2094	or return;
1889		2095
1890	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2096	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1891	# doing this can freeze the server in a sync job, obviously	2097	# doing this can freeze the server in a sync job, obviously
1892	#$cf::WAIT_FOR_TICK->wait;	2098	#$cf::WAIT_FOR_TICK->wait;
		2099	undef $guard2;
1893	undef $guard1;	2100	undef $guard1;
1894	undef $guard2;
1895	$map->reset;	2101	$map->reset;
1896	return find $path;	2102	return find $path;
1897	}	2103	}
1898		2104
1899	$cf::MAP{$path} = $map	2105	$cf::MAP{$path} = $map
1900	}	2106	}
1901	}	2107	}
1902		2108
1903	sub pre_load { }	2109	sub pre_load { }
1904	sub post_load { }	2110	#sub post_load { } # XS
1905		2111
1906	sub load {	2112	sub load {
1907	my ($self) = @_;	2113	my ($self) = @_;
1908		2114
1909	local $self->{deny_reset} = 1; # loading can take a long time	2115	local $self->{deny_reset} = 1; # loading can take a long time
…		…
1926	my $f = new_from_file cf::object::thawer $self->{load_path};	2132	my $f = new_from_file cf::object::thawer $self->{load_path};
1927	$f->skip_block;	2133	$f->skip_block;
1928	$self->_load_objects ($f)	2134	$self->_load_objects ($f)
1929	or return;	2135	or return;
1930		2136
1931	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2137	$self->post_load_original
1932	if delete $self->{load_original};	2138	if delete $self->{load_original};
1933		2139
1934	if (my $uniq = $self->uniq_path) {	2140	if (my $uniq = $self->uniq_path) {
1935	utf8::encode $uniq;	2141	utf8::encode $uniq;
1936	unless (aio_stat $uniq) {	2142	unless (aio_stat $uniq) {
…		…
1954	unless ($self->{deny_activate}) {	2160	unless ($self->{deny_activate}) {
1955	$self->decay_objects;	2161	$self->decay_objects;
1956	$self->fix_auto_apply;	2162	$self->fix_auto_apply;
1957	$self->update_buttons;	2163	$self->update_buttons;
1958	cf::cede_to_tick;	2164	cf::cede_to_tick;
1959	$self->set_darkness_map;
1960	cf::cede_to_tick;
1961	$self->activate;	2165	$self->activate;
1962	}	2166	}
1963		2167
1964	$self->{last_save} = $cf::RUNTIME;	2168	$self->{last_save} = $cf::RUNTIME;
1965	$self->last_access ($cf::RUNTIME);	2169	$self->last_access ($cf::RUNTIME);
1966		2170
1967	$self->in_memory (cf::MAP_IN_MEMORY);	2171	$self->in_memory (cf::MAP_ACTIVE);
1968	}	2172	}
1969		2173
1970	$self->post_load;	2174	$self->post_load;
1971	}	2175	}
1972		2176
		2177	# customize the map for a given player, i.e.
		2178	# return the _real_ map. used by e.g. per-player
		2179	# maps to change the path to ~playername/mappath
1973	sub customise_for {	2180	sub customise_for {
1974	my ($self, $ob) = @_;	2181	my ($self, $ob) = @_;
1975		2182
1976	return find "~" . $ob->name . "/" . $self->{path}	2183	return find "~" . $ob->name . "/" . $self->{path}
1977	if $self->per_player;	2184	if $self->per_player;
…		…
1993	or next;	2200	or next;
1994	$neigh = find $neigh, $map	2201	$neigh = find $neigh, $map
1995	or next;	2202	or next;
1996	$neigh->load;	2203	$neigh->load;
1997		2204
		2205	# now find the diagonal neighbours
1998	push @neigh,	2206	push @neigh,
1999	[$neigh->tile_path (($_ + 3) % 4), $neigh],	2207	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2000	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2208	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2001	}	2209	}
2002		2210
…		…
2009	}	2217	}
2010		2218
2011	sub find_sync {	2219	sub find_sync {
2012	my ($path, $origin) = @_;	2220	my ($path, $origin) = @_;
2013		2221
2014	cf::sync_job { find $path, $origin }	2222	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2223	if $Coro::current == $Coro::main;
		2224
		2225	find $path, $origin
2015	}	2226	}
2016		2227
2017	sub do_load_sync {	2228	sub do_load_sync {
2018	my ($map) = @_;	2229	my ($map) = @_;
2019		2230
2020	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2231	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2021	if $Coro::current == $Coro::main;	2232	if $Coro::current == $Coro::main;
2022		2233
2023	cf::sync_job { $map->load };	2234	$map->load;
2024	}	2235	}
2025		2236
2026	our %MAP_PREFETCH;	2237	our %MAP_PREFETCH;
2027	our $MAP_PREFETCHER = undef;	2238	our $MAP_PREFETCHER = undef;
2028		2239
…		…
2030	my ($path, $origin, $load) = @_;	2241	my ($path, $origin, $load) = @_;
2031		2242
2032	$path = normalise $path, $origin && $origin->{path};	2243	$path = normalise $path, $origin && $origin->{path};
2033		2244
2034	if (my $map = $cf::MAP{$path}) {	2245	if (my $map = $cf::MAP{$path}) {
2035	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2246	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2036	}	2247	}
2037		2248
2038	$MAP_PREFETCH{$path} |= $load;	2249	$MAP_PREFETCH{$path} |= $load;
2039		2250
2040	$MAP_PREFETCHER ||= cf::async {	2251	$MAP_PREFETCHER ||= cf::async {
		2252	$Coro::current->{desc} = "map prefetcher";
		2253
2041	while (%MAP_PREFETCH) {	2254	while (%MAP_PREFETCH) {
2042	while (my ($k, $v) = each %MAP_PREFETCH) {	2255	while (my ($k, $v) = each %MAP_PREFETCH) {
2043	if (my $map = find $k) {	2256	if (my $map = find $k) {
2044	$map->load if $v;	2257	$map->load if $v;
2045	}	2258	}
…		…
2052	$MAP_PREFETCHER->prio (6);	2265	$MAP_PREFETCHER->prio (6);
2053		2266
2054	()	2267	()
2055	}	2268	}
2056		2269
		2270	# common code, used by both ->save and ->swapout
2057	sub save {	2271	sub _save {
2058	my ($self) = @_;	2272	my ($self) = @_;
2059
2060	my $lock = cf::lock_acquire "map_data:$self->{path}";
2061		2273
2062	$self->{last_save} = $cf::RUNTIME;	2274	$self->{last_save} = $cf::RUNTIME;
2063		2275
2064	return unless $self->dirty;	2276	return unless $self->dirty;
2065		2277
…		…
2071	return if $self->{deny_save};	2283	return if $self->{deny_save};
2072		2284
2073	local $self->{last_access} = $self->last_access;#d#	2285	local $self->{last_access} = $self->last_access;#d#
2074		2286
2075	cf::async {	2287	cf::async {
		2288	$Coro::current->{desc} = "map player save";
2076	$_->contr->save for $self->players;	2289	$_->contr->save for $self->players;
2077	};	2290	};
		2291
		2292	cf::get_slot 0.02;
2078		2293
2079	if ($uniq) {	2294	if ($uniq) {
2080	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2295	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2081	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2296	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2082	} else {	2297	} else {
2083	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2298	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2084	}	2299	}
2085	}	2300	}
2086		2301
		2302	sub save {
		2303	my ($self) = @_;
		2304
		2305	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2306
		2307	$self->_save;
		2308	}
		2309
2087	sub swap_out {	2310	sub swap_out {
2088	my ($self) = @_;	2311	my ($self) = @_;
2089		2312
2090	# save first because save cedes
2091	$self->save;
2092
2093	my $lock = cf::lock_acquire "map_data:$self->{path}";	2313	my $lock = cf::lock_acquire "map_data:$self->{path}";
2094		2314
		2315	return if $self->in_memory != cf::MAP_ACTIVE;
		2316	return if $self->{deny_save};
2095	return if $self->players;	2317	return if $self->players;
2096	return if $self->in_memory != cf::MAP_IN_MEMORY;
2097	return if $self->{deny_save};
2098		2318
		2319	# first deactivate the map and "unlink" it from the core
		2320	$self->deactivate;
		2321	$_->clear_links_to ($self) for values %cf::MAP;
2099	$self->in_memory (cf::MAP_SWAPPED);	2322	$self->in_memory (cf::MAP_SWAPPED);
		2323
		2324	# then atomically save
		2325	$self->_save;
		2326
		2327	# then free the map
		2328	$self->clear;
		2329	}
		2330
		2331	sub reset_at {
		2332	my ($self) = @_;
		2333
		2334	# TODO: safety, remove and allow resettable per-player maps
		2335	return 1e99 if $self->{deny_reset};
		2336
		2337	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2338	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2339
		2340	$time + $to
		2341	}
		2342
		2343	sub should_reset {
		2344	my ($self) = @_;
		2345
		2346	$self->reset_at <= $cf::RUNTIME
		2347	}
		2348
		2349	sub reset {
		2350	my ($self) = @_;
		2351
		2352	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2353
		2354	return if $self->players;
		2355
		2356	cf::trace "resetting map ", $self->path, "\n";
		2357
		2358	$self->in_memory (cf::MAP_SWAPPED);
		2359
		2360	# need to save uniques path
		2361	unless ($self->{deny_save}) {
		2362	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2363
		2364	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2365	if $uniq;
		2366	}
		2367
		2368	delete $cf::MAP{$self->path};
2100		2369
2101	$self->deactivate;	2370	$self->deactivate;
2102	$_->clear_links_to ($self) for values %cf::MAP;	2371	$_->clear_links_to ($self) for values %cf::MAP;
2103	$self->clear;	2372	$self->clear;
2104	}
2105
2106	sub reset_at {
2107	my ($self) = @_;
2108
2109	# TODO: safety, remove and allow resettable per-player maps
2110	return 1e99 if $self->{deny_reset};
2111
2112	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2113	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2114
2115	$time + $to
2116	}
2117
2118	sub should_reset {
2119	my ($self) = @_;
2120
2121	$self->reset_at <= $cf::RUNTIME
2122	}
2123
2124	sub reset {
2125	my ($self) = @_;
2126
2127	my $lock = cf::lock_acquire "map_data:$self->{path}";
2128
2129	return if $self->players;
2130
2131	warn "resetting map ", $self->path;
2132
2133	$self->in_memory (cf::MAP_SWAPPED);
2134
2135	# need to save uniques path
2136	unless ($self->{deny_save}) {
2137	my $uniq = $self->uniq_path; utf8::encode $uniq;
2138
2139	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2140	if $uniq;
2141	}
2142
2143	delete $cf::MAP{$self->path};
2144
2145	$self->deactivate;
2146	$_->clear_links_to ($self) for values %cf::MAP;
2147	$self->clear;
2148		2373
2149	$self->unlink_save;	2374	$self->unlink_save;
2150	$self->destroy;	2375	$self->destroy;
2151	}	2376	}
2152		2377
…		…
2160		2385
2161	delete $cf::MAP{$self->path};	2386	delete $cf::MAP{$self->path};
2162		2387
2163	$self->unlink_save;	2388	$self->unlink_save;
2164		2389
2165	bless $self, "cf::map";	2390	bless $self, "cf::map::wrap";
2166	delete $self->{deny_reset};	2391	delete $self->{deny_reset};
2167	$self->{deny_save} = 1;	2392	$self->{deny_save} = 1;
2168	$self->reset_timeout (1);	2393	$self->reset_timeout (1);
2169	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2394	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2170		2395
…		…
2219		2444
2220	sub unique_maps() {	2445	sub unique_maps() {
2221	[	2446	[
2222	map {	2447	map {
2223	utf8::decode $_;	2448	utf8::decode $_;
2224	/\.map$/	2449	s/\.map$//; # TODO future compatibility hack
		2450	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2451	? ()
2225	? normalise $_	2452	: normalise $_
2226	: ()
2227	} @{ aio_readdir $UNIQUEDIR or [] }	2453	} @{ aio_readdir $UNIQUEDIR or [] }
2228	]	2454	]
2229	}	2455	}
2230		2456
2231	package cf;	2457	=item cf::map::static_maps
		2458
		2459	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2460	file in the shared directory excluding F</styles> and F</editor>). May
		2461	block.
		2462
		2463	=cut
		2464
		2465	sub static_maps() {
		2466	my @dirs = "";
		2467	my @maps;
		2468
		2469	while (@dirs) {
		2470	my $dir = shift @dirs;
		2471
		2472	next if $dir eq "/styles" || $dir eq "/editor";
		2473
		2474	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2475	or return;
		2476
		2477	for (@$files) {
		2478	s/\.map$// or next;
		2479	utf8::decode $_;
		2480	push @maps, "$dir/$_";
		2481	}
		2482
		2483	push @dirs, map "$dir/$_", @$dirs;
		2484	}
		2485
		2486	\@maps
		2487	}
2232		2488
2233	=back	2489	=back
2234		2490
2235	=head3 cf::object	2491	=head3 cf::object
2236		2492
…		…
2240		2496
2241	=over 4	2497	=over 4
2242		2498
2243	=item $ob->inv_recursive	2499	=item $ob->inv_recursive
2244		2500
2245	Returns the inventory of the object _and_ their inventories, recursively.	2501	Returns the inventory of the object I<and> their inventories, recursively,
		2502	but I<not> the object itself.
2246		2503
2247	=cut	2504	=cut
2248		2505
2249	sub inv_recursive_;	2506	sub inv_recursive_;
2250	sub inv_recursive_ {	2507	sub inv_recursive_ {
…		…
2255	inv_recursive_ inv $_[0]	2512	inv_recursive_ inv $_[0]
2256	}	2513	}
2257		2514
2258	=item $ref = $ob->ref	2515	=item $ref = $ob->ref
2259		2516
2260	creates and returns a persistent reference to an objetc that can be stored as a string.	2517	Creates and returns a persistent reference to an object that can be stored as a string.
2261		2518
2262	=item $ob = cf::object::deref ($refstring)	2519	=item $ob = cf::object::deref ($refstring)
2263		2520
2264	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2521	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2265	even if the object actually exists. May block.	2522	even if the object actually exists. May block.
…		…
2267	=cut	2524	=cut
2268		2525
2269	sub deref {	2526	sub deref {
2270	my ($ref) = @_;	2527	my ($ref) = @_;
2271		2528
2272	# temporary compatibility#TODO#remove
2273	$ref =~ s{^<}{player/<};
2274
2275	if ($ref =~ m{^player\/(<1\.\d+>)/(.*)$}) {	2529	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
2276	my ($uuid, $name) = ($1, $2);	2530	my ($uuid, $name) = ($1, $2);
2277	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name	2531	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
2278	or return;	2532	or return;
2279	$pl->ob->uuid eq $uuid	2533	$pl->ob->uuid eq $uuid
2280	or return;	2534	or return;
…		…
2300	can be C<undef>. Does the right thing when the player is currently in a	2554	can be C<undef>. Does the right thing when the player is currently in a
2301	dialogue with the given NPC character.	2555	dialogue with the given NPC character.
2302		2556
2303	=cut	2557	=cut
2304		2558
		2559	our $SAY_CHANNEL = {
		2560	id => "say",
		2561	title => "Map",
		2562	reply => "say ",
		2563	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2564	};
		2565
		2566	our $CHAT_CHANNEL = {
		2567	id => "chat",
		2568	title => "Chat",
		2569	reply => "chat ",
		2570	tooltip => "Player chat and shouts, global to the server.",
		2571	};
		2572
2305	# rough implementation of a future "reply" method that works	2573	# rough implementation of a future "reply" method that works
2306	# with dialog boxes.	2574	# with dialog boxes.
2307	#TODO: the first argument must go, split into a $npc->reply_to ( method	2575	#TODO: the first argument must go, split into a $npc->reply_to ( method
2308	sub cf::object::player::reply($$$;$) {	2576	sub cf::object::player::reply($$$;$) {
2309	my ($self, $npc, $msg, $flags) = @_;	2577	my ($self, $npc, $msg, $flags) = @_;
…		…
2320	my $dialog = $pl->{npc_dialog};	2588	my $dialog = $pl->{npc_dialog};
2321	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2589	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2322		2590
2323	} else {	2591	} else {
2324	$msg = $npc->name . " says: $msg" if $npc;	2592	$msg = $npc->name . " says: $msg" if $npc;
2325	$self->message ($msg, $flags);	2593	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2326	}	2594	}
2327	}	2595	}
2328	}	2596	}
2329		2597
2330	=item $object->send_msg ($channel, $msg, $color, [extra...])	2598	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2355		2623
2356	=item $player_object->enter_link	2624	=item $player_object->enter_link
2357		2625
2358	Freezes the player and moves him/her to a special map (C<{link}>).	2626	Freezes the player and moves him/her to a special map (C<{link}>).
2359		2627
2360	The player should be reasonably safe there for short amounts of time. You	2628	The player should be reasonably safe there for short amounts of time (e.g.
2361	I<MUST> call C<leave_link> as soon as possible, though.	2629	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2630	though, as the player cannot control the character while it is on the link
		2631	map.
2362		2632
2363	Will never block.	2633	Will never block.
2364		2634
2365	=item $player_object->leave_link ($map, $x, $y)	2635	=item $player_object->leave_link ($map, $x, $y)
2366		2636
…		…
2386	sub cf::object::player::enter_link {	2656	sub cf::object::player::enter_link {
2387	my ($self) = @_;	2657	my ($self) = @_;
2388		2658
2389	$self->deactivate_recursive;	2659	$self->deactivate_recursive;
2390		2660
		2661	++$self->{_link_recursion};
		2662
2391	return if UNIVERSAL::isa $self->map, "ext::map_link";	2663	return if UNIVERSAL::isa $self->map, "ext::map_link";
2392		2664
2393	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2665	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2394	if $self->map && $self->map->{path} ne "{link}";	2666	if $self->map && $self->map->{path} ne "{link}";
2395		2667
2396	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2668	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2397	}	2669	}
2398		2670
2399	sub cf::object::player::leave_link {	2671	sub cf::object::player::leave_link {
2400	my ($self, $map, $x, $y) = @_;	2672	my ($self, $map, $x, $y) = @_;
2401		2673
…		…
2418	($x, $y) = (-1, -1)	2690	($x, $y) = (-1, -1)
2419	unless (defined $x) && (defined $y);	2691	unless (defined $x) && (defined $y);
2420		2692
2421	# use -1 or undef as default coordinates, not 0, 0	2693	# use -1 or undef as default coordinates, not 0, 0
2422	($x, $y) = ($map->enter_x, $map->enter_y)	2694	($x, $y) = ($map->enter_x, $map->enter_y)
2423	if $x <=0 && $y <= 0;	2695	if $x <= 0 && $y <= 0;
2424		2696
2425	$map->load;	2697	$map->load;
2426	$map->load_neighbours;	2698	$map->load_neighbours;
2427		2699
2428	return unless $self->contr->active;	2700	return unless $self->contr->active;
2429	$self->activate_recursive;
2430		2701
2431	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2702	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2432	$self->enter_map ($map, $x, $y);	2703	if ($self->enter_map ($map, $x, $y)) {
2433	}	2704	# entering was successful
		2705	delete $self->{_link_recursion};
		2706	# only activate afterwards, to support waiting in hooks
		2707	$self->activate_recursive;
		2708	}
2434		2709
		2710	}
		2711
2435	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2712	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2436		2713
2437	Moves the player to the given map-path and coordinates by first freezing	2714	Moves the player to the given map-path and coordinates by first freezing
2438	her, loading and preparing them map, calling the provided $check callback	2715	her, loading and preparing them map, calling the provided $check callback
2439	that has to return the map if sucecssful, and then unfreezes the player on	2716	that has to return the map if sucecssful, and then unfreezes the player on
2440	the new (success) or old (failed) map position. In either case, $done will	2717	the new (success) or old (failed) map position. In either case, $done will
2441	be called at the end of this process.	2718	be called at the end of this process.
2442		2719
		2720	Note that $check will be called with a potentially non-loaded map, so if
		2721	it needs a loaded map it has to call C<< ->load >>.
		2722
2443	=cut	2723	=cut
2444		2724
2445	our $GOTOGEN;	2725	our $GOTOGEN;
2446		2726
2447	sub cf::object::player::goto {	2727	sub cf::object::player::goto {
2448	my ($self, $path, $x, $y, $check, $done) = @_;	2728	my ($self, $path, $x, $y, $check, $done) = @_;
2449		2729
		2730	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2731	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2732	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2733	($path, $x, $y) = @$EMERGENCY_POSITION;
		2734	}
		2735
2450	# do generation counting so two concurrent goto's will be executed in-order	2736	# do generation counting so two concurrent goto's will be executed in-order
2451	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2737	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2452		2738
2453	$self->enter_link;	2739	$self->enter_link;
2454		2740
2455	(async {	2741	(async {
		2742	$Coro::current->{desc} = "player::goto $path $x $y";
		2743
2456	# *tag paths override both path and x|y	2744	# *tag paths override both path and x|y
2457	if ($path =~ /^\*(.*)$/) {	2745	if ($path =~ /^\*(.*)$/) {
2458	if (my @obs = grep $_->map, ext::map_tags::find $1) {	2746	if (my @obs = grep $_->map, ext::map_tags::find $1) {
2459	my $ob = $obs[rand @obs];	2747	my $ob = $obs[rand @obs];
2460		2748
…		…
2475	my $map = eval {	2763	my $map = eval {
2476	my $map = defined $path ? cf::map::find $path : undef;	2764	my $map = defined $path ? cf::map::find $path : undef;
2477		2765
2478	if ($map) {	2766	if ($map) {
2479	$map = $map->customise_for ($self);	2767	$map = $map->customise_for ($self);
2480	$map = $check->($map) if $check && $map;	2768	$map = $check->($map, $x, $y, $self) if $check && $map;
2481	} else {	2769	} else {
2482	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2770	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2483	}	2771	}
2484		2772
2485	$map	2773	$map
…		…
2493	if ($gen == $self->{_goto_generation}) {	2781	if ($gen == $self->{_goto_generation}) {
2494	delete $self->{_goto_generation};	2782	delete $self->{_goto_generation};
2495	$self->leave_link ($map, $x, $y);	2783	$self->leave_link ($map, $x, $y);
2496	}	2784	}
2497		2785
2498	$done->() if $done;	2786	$done->($self) if $done;
2499	})->prio (1);	2787	})->prio (1);
2500	}	2788	}
2501		2789
2502	=item $player_object->enter_exit ($exit_object)	2790	=item $player_object->enter_exit ($exit_object)
2503		2791
…		…
2523	}	2811	}
2524		2812
2525	sub prepare_random_map {	2813	sub prepare_random_map {
2526	my ($exit) = @_;	2814	my ($exit) = @_;
2527		2815
2528	my $guard = cf::lock_acquire "exit_prepare:$exit";
2529
2530	# all this does is basically replace the /! path by	2816	# all this does is basically replace the /! path by
2531	# a new random map path (?random/...) with a seed	2817	# a new random map path (?random/...) with a seed
2532	# that depends on the exit object	2818	# that depends on the exit object
2533		2819
2534	my $rmp = parse_random_map_params $exit->msg;	2820	my $rmp = parse_random_map_params $exit->msg;
…		…
2536	if ($exit->map) {	2822	if ($exit->map) {
2537	$rmp->{region} = $exit->region->name;	2823	$rmp->{region} = $exit->region->name;
2538	$rmp->{origin_map} = $exit->map->path;	2824	$rmp->{origin_map} = $exit->map->path;
2539	$rmp->{origin_x} = $exit->x;	2825	$rmp->{origin_x} = $exit->x;
2540	$rmp->{origin_y} = $exit->y;	2826	$rmp->{origin_y} = $exit->y;
		2827
		2828	$exit->map->touch;
2541	}	2829	}
2542		2830
2543	$rmp->{random_seed} ||= $exit->random_seed;	2831	$rmp->{random_seed} ||= $exit->random_seed;
2544		2832
2545	my $data = cf::to_json $rmp;	2833	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2546	my $md5 = Digest::MD5::md5_hex $data;	2834	my $md5 = Digest::MD5::md5_hex $data;
2547	my $meta = "$RANDOMDIR/$md5.meta";	2835	my $meta = "$RANDOMDIR/$md5.meta";
2548		2836
2549	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2837	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2550	aio_write $fh, 0, (length $data), $data, 0;	2838	aio_write $fh, 0, (length $data), $data, 0;
2551	undef $fh;	2839	undef $fh;
2552	aio_rename "$meta~", $meta;	2840	aio_rename "$meta~", $meta;
2553		2841
		2842	my $slaying = "?random/$md5";
		2843
		2844	if ($exit->valid) {
2554	$exit->slaying ("?random/$md5");	2845	$exit->slaying ("?random/$md5");
2555	$exit->msg (undef);	2846	$exit->msg (undef);
		2847	}
2556	}	2848	}
2557	}	2849	}
2558		2850
2559	sub cf::object::player::enter_exit {	2851	sub cf::object::player::enter_exit {
2560	my ($self, $exit) = @_;	2852	my ($self, $exit) = @_;
2561		2853
2562	return unless $self->type == cf::PLAYER;	2854	return unless $self->type == cf::PLAYER;
2563		2855
2564	if ($exit->slaying eq "/!") {
2565	#TODO: this should de-fi-ni-te-ly not be a sync-job
2566	# the problem is that $exit might not survive long enough
2567	# so it needs to be done right now, right here
2568	cf::sync_job { prepare_random_map $exit };
2569	}
2570
2571	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2572	my $hp = $exit->stats->hp;
2573	my $sp = $exit->stats->sp;
2574
2575	$self->enter_link;	2856	$self->enter_link;
2576		2857
2577	# if exit is damned, update players death & WoR home-position
2578	$self->contr->savebed ($slaying, $hp, $sp)
2579	if $exit->flag (FLAG_DAMNED);
2580
2581	(async {	2858	(async {
2582	$self->deactivate_recursive; # just to be sure	2859	$Coro::current->{desc} = "enter_exit";
		2860
2583	unless (eval {	2861	unless (eval {
		2862	$self->deactivate_recursive; # just to be sure
		2863
		2864	# random map handling
		2865	{
		2866	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2867
		2868	prepare_random_map $exit
		2869	if $exit->slaying eq "/!";
		2870	}
		2871
		2872	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2873	my $x = $exit->stats->hp;
		2874	my $y = $exit->stats->sp;
		2875
2584	$self->goto ($slaying, $hp, $sp);	2876	$self->goto ($map, $x, $y);
2585		2877
		2878	# if exit is damned, update players death & WoR home-position
		2879	$self->contr->savebed ($map, $x, $y)
		2880	if $exit->flag (cf::FLAG_DAMNED);
		2881
2586	1;	2882	1
2587	}) {	2883	}) {
2588	$self->message ("Something went wrong deep within the crossfire server. "	2884	$self->message ("Something went wrong deep within the deliantra server. "
2589	. "I'll try to bring you back to the map you were before. "	2885	. "I'll try to bring you back to the map you were before. "
2590	. "Please report this to the dungeon master!",	2886	. "Please report this to the dungeon master!",
2591	cf::NDI_UNIQUE | cf::NDI_RED);	2887	cf::NDI_UNIQUE | cf::NDI_RED);
2592		2888
2593	warn "ERROR in enter_exit: $@";	2889	error "ERROR in enter_exit: $@";
2594	$self->leave_link;	2890	$self->leave_link;
2595	}	2891	}
2596	})->prio (1);	2892	})->prio (1);
2597	}	2893	}
2598		2894
…		…
2610	sub cf::client::send_drawinfo {	2906	sub cf::client::send_drawinfo {
2611	my ($self, $text, $flags) = @_;	2907	my ($self, $text, $flags) = @_;
2612		2908
2613	utf8::encode $text;	2909	utf8::encode $text;
2614	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2910	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2911	}
		2912
		2913	=item $client->send_big_packet ($pkt)
		2914
		2915	Like C<send_packet>, but tries to compress large packets, and fragments
		2916	them as required.
		2917
		2918	=cut
		2919
		2920	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2921
		2922	sub cf::client::send_big_packet {
		2923	my ($self, $pkt) = @_;
		2924
		2925	# try lzf for large packets
		2926	$pkt = "lzf " . Compress::LZF::compress $pkt
		2927	if 1024 <= length $pkt and $self->{can_lzf};
		2928
		2929	# split very large packets
		2930	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2931	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2932	$pkt = "frag";
		2933	}
		2934
		2935	$self->send_packet ($pkt);
2615	}	2936	}
2616		2937
2617	=item $client->send_msg ($channel, $msg, $color, [extra...])	2938	=item $client->send_msg ($channel, $msg, $color, [extra...])
2618		2939
2619	Send a drawinfo or msg packet to the client, formatting the msg for the	2940	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2621	the message, with C<log> being the default. If C<$color> is negative, suppress	2942	the message, with C<log> being the default. If C<$color> is negative, suppress
2622	the message unless the client supports the msg packet.	2943	the message unless the client supports the msg packet.
2623		2944
2624	=cut	2945	=cut
2625		2946
		2947	# non-persistent channels (usually the info channel)
2626	our %CHANNEL = (	2948	our %CHANNEL = (
		2949	"c/motd" => {
		2950	id => "infobox",
		2951	title => "MOTD",
		2952	reply => undef,
		2953	tooltip => "The message of the day",
		2954	},
2627	"c/identify" => {	2955	"c/identify" => {
2628	id => "identify",	2956	id => "infobox",
2629	title => "Identify",	2957	title => "Identify",
2630	reply => undef,	2958	reply => undef,
2631	tooltip => "Items recently identified",	2959	tooltip => "Items recently identified",
2632	},	2960	},
2633	"c/examine" => {	2961	"c/examine" => {
2634	id => "examine",	2962	id => "infobox",
2635	title => "Examine",	2963	title => "Examine",
2636	reply => undef,	2964	reply => undef,
2637	tooltip => "Signs and other items you examined",	2965	tooltip => "Signs and other items you examined",
2638	},	2966	},
		2967	"c/shopinfo" => {
		2968	id => "infobox",
		2969	title => "Shop Info",
		2970	reply => undef,
		2971	tooltip => "What your bargaining skill tells you about the shop",
		2972	},
		2973	"c/book" => {
		2974	id => "infobox",
		2975	title => "Book",
		2976	reply => undef,
		2977	tooltip => "The contents of a note or book",
		2978	},
		2979	"c/lookat" => {
		2980	id => "infobox",
		2981	title => "Look",
		2982	reply => undef,
		2983	tooltip => "What you saw there",
		2984	},
		2985	"c/who" => {
		2986	id => "infobox",
		2987	title => "Players",
		2988	reply => undef,
		2989	tooltip => "Shows players who are currently online",
		2990	},
		2991	"c/body" => {
		2992	id => "infobox",
		2993	title => "Body Parts",
		2994	reply => undef,
		2995	tooltip => "Shows which body parts you posess and are available",
		2996	},
		2997	"c/statistics" => {
		2998	id => "infobox",
		2999	title => "Statistics",
		3000	reply => undef,
		3001	tooltip => "Shows your primary statistics",
		3002	},
		3003	"c/skills" => {
		3004	id => "infobox",
		3005	title => "Skills",
		3006	reply => undef,
		3007	tooltip => "Shows your experience per skill and item power",
		3008	},
		3009	"c/shopitems" => {
		3010	id => "infobox",
		3011	title => "Shop Items",
		3012	reply => undef,
		3013	tooltip => "Shows the items currently for sale in this shop",
		3014	},
		3015	"c/resistances" => {
		3016	id => "infobox",
		3017	title => "Resistances",
		3018	reply => undef,
		3019	tooltip => "Shows your resistances",
		3020	},
		3021	"c/pets" => {
		3022	id => "infobox",
		3023	title => "Pets",
		3024	reply => undef,
		3025	tooltip => "Shows information abotu your pets/a specific pet",
		3026	},
		3027	"c/perceiveself" => {
		3028	id => "infobox",
		3029	title => "Perceive Self",
		3030	reply => undef,
		3031	tooltip => "You gained detailed knowledge about yourself",
		3032	},
		3033	"c/uptime" => {
		3034	id => "infobox",
		3035	title => "Uptime",
		3036	reply => undef,
		3037	tooltip => "How long the server has been running since last restart",
		3038	},
		3039	"c/mapinfo" => {
		3040	id => "infobox",
		3041	title => "Map Info",
		3042	reply => undef,
		3043	tooltip => "Information related to the maps",
		3044	},
		3045	"c/party" => {
		3046	id => "party",
		3047	title => "Party",
		3048	reply => "gsay ",
		3049	tooltip => "Messages and chat related to your party",
		3050	},
		3051	"c/death" => {
		3052	id => "death",
		3053	title => "Death",
		3054	reply => undef,
		3055	tooltip => "Reason for and more info about your most recent death",
		3056	},
		3057	"c/say" => $SAY_CHANNEL,
		3058	"c/chat" => $CHAT_CHANNEL,
2639	);	3059	);
2640		3060
2641	sub cf::client::send_msg {	3061	sub cf::client::send_msg {
2642	my ($self, $channel, $msg, $color, @extra) = @_;	3062	my ($self, $channel, $msg, $color, @extra) = @_;
2643		3063
2644	$msg = $self->pl->expand_cfpod ($msg);	3064	$msg = $self->pl->expand_cfpod ($msg)
		3065	unless $color & cf::NDI_VERBATIM;
2645		3066
2646	$color &= cf::NDI_CLIENT_MASK; # just in case...	3067	$color &= cf::NDI_CLIENT_MASK; # just in case...
2647		3068
2648	# check predefined channels, for the benefit of C	3069	# check predefined channels, for the benefit of C
2649	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};	3070	if ($CHANNEL{$channel}) {
		3071	$channel = $CHANNEL{$channel};
2650		3072
		3073	$self->ext_msg (channel_info => $channel);
		3074	$channel = $channel->{id};
		3075
2651	if (ref $channel) {	3076	} elsif (ref $channel) {
2652	# send meta info to client, if not yet sent	3077	# send meta info to client, if not yet sent
2653	unless (exists $self->{channel}{$channel->{id}}) {	3078	unless (exists $self->{channel}{$channel->{id}}) {
2654	$self->{channel}{$channel->{id}} = $channel;	3079	$self->{channel}{$channel->{id}} = $channel;
2655	$self->ext_msg (channel_info => $channel)	3080	$self->ext_msg (channel_info => $channel);
2656	if $self->can_msg;
2657	}	3081	}
2658		3082
2659	$channel = $channel->{id};	3083	$channel = $channel->{id};
2660	}	3084	}
2661		3085
2662	return unless @extra || length $msg;	3086	return unless @extra || length $msg;
2663		3087
2664	if ($self->can_msg) {
2665	# default colour, mask it out	3088	# default colour, mask it out
2666	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3089	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2667	if $color & cf::NDI_DEF;	3090	if $color & cf::NDI_DEF;
2668		3091
2669	$self->send_packet ("msg " . $self->{json_coder}->encode (	3092	my $pkt = "msg "
		3093	. $self->{json_coder}->encode (
2670	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3094	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2671	} else {	3095	);
2672	if ($color >= 0) {
2673	# replace some tags by gcfclient-compatible ones
2674	for ($msg) {
2675	1 while
2676	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2677	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2678	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2679	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2680	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2681	}
2682		3096
2683	$color &= cf::NDI_COLOR_MASK;	3097	$self->send_big_packet ($pkt);
2684
2685	utf8::encode $msg;
2686
2687	if (0 && $msg =~ /\[/) {
2688	# COMMAND/INFO
2689	$self->send_packet ("drawextinfo $color 10 8 $msg")
2690	} else {
2691	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2692	$self->send_packet ("drawinfo $color $msg")
2693	}
2694	}
2695	}
2696	}	3098	}
2697		3099
2698	=item $client->ext_msg ($type, @msg)	3100	=item $client->ext_msg ($type, @msg)
2699		3101
2700	Sends an ext event to the client.	3102	Sends an ext event to the client.
…		…
2703		3105
2704	sub cf::client::ext_msg($$@) {	3106	sub cf::client::ext_msg($$@) {
2705	my ($self, $type, @msg) = @_;	3107	my ($self, $type, @msg) = @_;
2706		3108
2707	if ($self->extcmd == 2) {	3109	if ($self->extcmd == 2) {
2708	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3110	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2709	} elsif ($self->extcmd == 1) { # TODO: remove	3111	} elsif ($self->extcmd == 1) { # TODO: remove
2710	push @msg, msgtype => "event_$type";	3112	push @msg, msgtype => "event_$type";
2711	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3113	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2712	}	3114	}
2713	}	3115	}
2714		3116
2715	=item $client->ext_reply ($msgid, @msg)	3117	=item $client->ext_reply ($msgid, @msg)
2716		3118
…		…
2720		3122
2721	sub cf::client::ext_reply($$@) {	3123	sub cf::client::ext_reply($$@) {
2722	my ($self, $id, @msg) = @_;	3124	my ($self, $id, @msg) = @_;
2723		3125
2724	if ($self->extcmd == 2) {	3126	if ($self->extcmd == 2) {
2725	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3127	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2726	} elsif ($self->extcmd == 1) {	3128	} elsif ($self->extcmd == 1) {
2727	#TODO: version 1, remove	3129	#TODO: version 1, remove
2728	unshift @msg, msgtype => "reply", msgid => $id;	3130	unshift @msg, msgtype => "reply", msgid => $id;
2729	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3131	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2730	}	3132	}
2731	}	3133	}
2732		3134
2733	=item $success = $client->query ($flags, "text", \&cb)	3135	=item $success = $client->query ($flags, "text", \&cb)
2734		3136
…		…
2805		3207
2806	$ns->ext_reply ($reply, @reply)	3208	$ns->ext_reply ($reply, @reply)
2807	if $reply;	3209	if $reply;
2808		3210
2809	} else {	3211	} else {
2810	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3212	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2811	}	3213	}
2812		3214
2813	cf::override;	3215	cf::override;
2814	},	3216	},
2815	);	3217	);
…		…
2835		3237
2836	$coro	3238	$coro
2837	}	3239	}
2838		3240
2839	cf::client->attach (	3241	cf::client->attach (
2840	on_destroy => sub {	3242	on_client_destroy => sub {
2841	my ($ns) = @_;	3243	my ($ns) = @_;
2842		3244
2843	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3245	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2844	},	3246	},
2845	);	3247	);
…		…
2861	our $safe_hole = new Safe::Hole;	3263	our $safe_hole = new Safe::Hole;
2862		3264
2863	$SIG{FPE} = 'IGNORE';	3265	$SIG{FPE} = 'IGNORE';
2864		3266
2865	$safe->permit_only (Opcode::opset qw(	3267	$safe->permit_only (Opcode::opset qw(
2866	:base_core :base_mem :base_orig :base_math	3268	:base_core :base_mem :base_orig :base_math :base_loop
2867	grepstart grepwhile mapstart mapwhile	3269	grepstart grepwhile mapstart mapwhile
2868	sort time	3270	sort time
2869	));	3271	));
2870		3272
2871	# here we export the classes and methods available to script code	3273	# here we export the classes and methods available to script code
…		…
2873	=pod	3275	=pod
2874		3276
2875	The following functions and methods are available within a safe environment:	3277	The following functions and methods are available within a safe environment:
2876		3278
2877	cf::object	3279	cf::object
2878	contr pay_amount pay_player map x y force_find force_add	3280	contr pay_amount pay_player map x y force_find force_add destroy
2879	insert remove name archname title slaying race decrease_ob_nr	3281	insert remove name archname title slaying race decrease split
		3282	value
2880		3283
2881	cf::object::player	3284	cf::object::player
2882	player	3285	player
2883		3286
2884	cf::player	3287	cf::player
…		…
2889		3292
2890	=cut	3293	=cut
2891		3294
2892	for (	3295	for (
2893	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3296	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2894	insert remove inv name archname title slaying race	3297	insert remove inv nrof name archname title slaying race
2895	decrease_ob_nr)],	3298	decrease split destroy change_exp value msg lore send_msg)],
2896	["cf::object::player" => qw(player)],	3299	["cf::object::player" => qw(player)],
2897	["cf::player" => qw(peaceful)],	3300	["cf::player" => qw(peaceful send_msg)],
2898	["cf::map" => qw(trigger)],	3301	["cf::map" => qw(trigger)],
2899	) {	3302	) {
2900	no strict 'refs';
2901	my ($pkg, @funs) = @$_;	3303	my ($pkg, @funs) = @$_;
2902	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3304	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2903	for @funs;	3305	for @funs;
2904	}	3306	}
2905		3307
…		…
2920		3322
2921	my $qcode = $code;	3323	my $qcode = $code;
2922	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3324	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2923	$qcode =~ s/\n/\\n/g;	3325	$qcode =~ s/\n/\\n/g;
2924		3326
		3327	%vars = (_dummy => 0) unless %vars;
		3328
		3329	my @res;
2925	local $_;	3330	local $_;
2926	local @safe::cf::_safe_eval_args = values %vars;
2927		3331
2928	my $eval =	3332	my $eval =
2929	"do {\n"	3333	"do {\n"
2930	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3334	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2931	. "#line 0 \"{$qcode}\"\n"	3335	. "#line 0 \"{$qcode}\"\n"
2932	. $code	3336	. $code
2933	. "\n}"	3337	. "\n}"
2934	;	3338	;
2935		3339
		3340	if ($CFG{safe_eval}) {
2936	sub_generation_inc;	3341	sub_generation_inc;
		3342	local @safe::cf::_safe_eval_args = values %vars;
2937	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3343	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2938	sub_generation_inc;	3344	sub_generation_inc;
		3345	} else {
		3346	local @cf::_safe_eval_args = values %vars;
		3347	@res = wantarray ? eval eval : scalar eval $eval;
		3348	}
2939		3349
2940	if ($@) {	3350	if ($@) {
2941	warn "$@";	3351	warn "$@",
2942	warn "while executing safe code '$code'\n";	3352	"while executing safe code '$code'\n",
2943	warn "with arguments " . (join " ", %vars) . "\n";	3353	"with arguments " . (join " ", %vars) . "\n";
2944	}	3354	}
2945		3355
2946	wantarray ? @res : $res[0]	3356	wantarray ? @res : $res[0]
2947	}	3357	}
2948		3358
…		…
2962	=cut	3372	=cut
2963		3373
2964	sub register_script_function {	3374	sub register_script_function {
2965	my ($fun, $cb) = @_;	3375	my ($fun, $cb) = @_;
2966		3376
2967	no strict 'refs';	3377	$fun = "safe::$fun" if $CFG{safe_eval};
2968	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3378	*$fun = $safe_hole->wrap ($cb);
2969	}	3379	}
2970		3380
2971	=back	3381	=back
2972		3382
2973	=cut	3383	=cut
…		…
2982	# for this (global event?)	3392	# for this (global event?)
2983	%ext::player_env::MUSIC_FACE_CACHE = ();	3393	%ext::player_env::MUSIC_FACE_CACHE = ();
2984		3394
2985	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3395	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2986		3396
2987	warn "loading facedata from $path\n";	3397	trace "loading facedata from $path\n";
2988		3398
2989	my $facedata;
2990	0 < aio_load $path, $facedata	3399	0 < aio_load $path, my $facedata
2991	or die "$path: $!";	3400	or die "$path: $!";
2992		3401
2993	$facedata = Coro::Storable::thaw $facedata;	3402	$facedata = Coro::Storable::thaw $facedata;
2994		3403
2995	$facedata->{version} == 2	3404	$facedata->{version} == 2
2996	or cf::cleanup "$path: version mismatch, cannot proceed.";	3405	or cf::cleanup "$path: version mismatch, cannot proceed.";
2997		3406
2998	# patch in the exptable	3407	# patch in the exptable
		3408	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
2999	$facedata->{resource}{"res/exp_table"} = {	3409	$facedata->{resource}{"res/exp_table"} = {
3000	type => FT_RSRC,	3410	type => FT_RSRC,
3001	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3411	data => $exp_table,
		3412	hash => (Digest::MD5::md5 $exp_table),
3002	};	3413	};
3003	cf::cede_to_tick;	3414	cf::cede_to_tick;
3004		3415
3005	{	3416	{
3006	my $faces = $facedata->{faceinfo};	3417	my $faces = $facedata->{faceinfo};
3007		3418
3008	while (my ($face, $info) = each %$faces) {	3419	while (my ($face, $info) = each %$faces) {
3009	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3420	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3421
3010	cf::face::set_visibility $idx, $info->{visibility};	3422	cf::face::set_visibility $idx, $info->{visibility};
3011	cf::face::set_magicmap $idx, $info->{magicmap};	3423	cf::face::set_magicmap $idx, $info->{magicmap};
3012	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3424	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3013	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3425	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
3014		3426
3015	cf::cede_to_tick;	3427	cf::cede_to_tick;
3016	}	3428	}
3017		3429
3018	while (my ($face, $info) = each %$faces) {	3430	while (my ($face, $info) = each %$faces) {
3019	next unless $info->{smooth};	3431	next unless $info->{smooth};
		3432
3020	my $idx = cf::face::find $face	3433	my $idx = cf::face::find $face
3021	or next;	3434	or next;
		3435
3022	if (my $smooth = cf::face::find $info->{smooth}) {	3436	if (my $smooth = cf::face::find $info->{smooth}) {
3023	cf::face::set_smooth $idx, $smooth;	3437	cf::face::set_smooth $idx, $smooth;
3024	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3438	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3025	} else {	3439	} else {
3026	warn "smooth face '$info->{smooth}' not found for face '$face'";	3440	error "smooth face '$info->{smooth}' not found for face '$face'";
3027	}	3441	}
3028		3442
3029	cf::cede_to_tick;	3443	cf::cede_to_tick;
3030	}	3444	}
3031	}	3445	}
…		…
3040		3454
3041	cf::anim::invalidate_all; # d'oh	3455	cf::anim::invalidate_all; # d'oh
3042	}	3456	}
3043		3457
3044	{	3458	{
3045	# TODO: for gcfclient pleasure, we should give resources
3046	# that gcfclient doesn't grok a >10000 face index.
3047	my $res = $facedata->{resource};	3459	my $res = $facedata->{resource};
3048		3460
3049	my $soundconf = delete $res->{"res/sound.conf"};
3050
3051	while (my ($name, $info) = each %$res) {	3461	while (my ($name, $info) = each %$res) {
		3462	if (defined $info->{type}) {
3052	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3463	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3053	my $data;
3054		3464
3055	if ($info->{type} & 1) {	3465	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3056	# prepend meta info	3466	cf::face::set_type $idx, $info->{type};
3057
3058	my $meta = $enc->encode ({
3059	name => $name,
3060	%{ $info->{meta} || {} },
3061	});
3062
3063	$data = pack "(w/a*)*", $meta, $info->{data};
3064	} else {	3467	} else {
3065	$data = $info->{data};	3468	$RESOURCE{$name} = $info; # unused
3066	}	3469	}
3067		3470
3068	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3069	cf::face::set_type $idx, $info->{type};
3070
3071	cf::cede_to_tick;	3471	cf::cede_to_tick;
3072	}	3472	}
3073
3074	if ($soundconf) {
3075	$soundconf = $enc->decode (delete $soundconf->{data});
3076
3077	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3078	my $sound = $soundconf->{compat}[$_]
3079	or next;
3080
3081	my $face = cf::face::find "sound/$sound->[1]";
3082	cf::sound::set $sound->[0] => $face;
3083	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3084	}
3085
3086	while (my ($k, $v) = each %{$soundconf->{event}}) {
3087	my $face = cf::face::find "sound/$v";
3088	cf::sound::set $k => $face;
3089	}
3090	}
3091	}	3473	}
		3474
		3475	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3092		3476
3093	1	3477	1
3094	}	3478	}
3095		3479
3096	register_exticmd fx_want => sub {	3480	register_exticmd fx_want => sub {
…		…
3098		3482
3099	while (my ($k, $v) = each %$want) {	3483	while (my ($k, $v) = each %$want) {
3100	$ns->fx_want ($k, $v);	3484	$ns->fx_want ($k, $v);
3101	}	3485	}
3102	};	3486	};
		3487
		3488	sub load_resource_file($) {
		3489	my $guard = lock_acquire "load_resource_file";
		3490
		3491	my $status = load_resource_file_ $_[0];
		3492	get_slot 0.1, 100;
		3493	cf::arch::commit_load;
		3494
		3495	$status
		3496	}
3103		3497
3104	sub reload_regions {	3498	sub reload_regions {
3105	# HACK to clear player env face cache, we need some signal framework	3499	# HACK to clear player env face cache, we need some signal framework
3106	# for this (global event?)	3500	# for this (global event?)
3107	%ext::player_env::MUSIC_FACE_CACHE = ();	3501	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3121	}	3515	}
3122		3516
3123	sub reload_archetypes {	3517	sub reload_archetypes {
3124	load_resource_file "$DATADIR/archetypes"	3518	load_resource_file "$DATADIR/archetypes"
3125	or die "unable to load archetypes\n";	3519	or die "unable to load archetypes\n";
3126	#d# NEED to laod twice to resolve forward references
3127	# this really needs to be done in an extra post-pass
3128	# (which needs to be synchronous, so solve it differently)
3129	load_resource_file "$DATADIR/archetypes"
3130	or die "unable to load archetypes\n";
3131	}	3520	}
3132		3521
3133	sub reload_treasures {	3522	sub reload_treasures {
3134	load_resource_file "$DATADIR/treasures"	3523	load_resource_file "$DATADIR/treasures"
3135	or die "unable to load treasurelists\n";	3524	or die "unable to load treasurelists\n";
3136	}	3525	}
3137		3526
		3527	sub reload_sound {
		3528	trace "loading sound config from $DATADIR/sound\n";
		3529
		3530	0 < Coro::AIO::aio_load "$DATADIR/sound", my $data
		3531	or die "$DATADIR/sound $!";
		3532
		3533	my $soundconf = JSON::XS->new->utf8->relaxed->decode ($data);
		3534
		3535	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3536	my $sound = $soundconf->{compat}[$_]
		3537	or next;
		3538
		3539	my $face = cf::face::find "sound/$sound->[1]";
		3540	cf::sound::set $sound->[0] => $face;
		3541	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3542	}
		3543
		3544	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3545	my $face = cf::face::find "sound/$v";
		3546	cf::sound::set $k => $face;
		3547	}
		3548	}
		3549
3138	sub reload_resources {	3550	sub reload_resources {
3139	warn "reloading resource files...\n";	3551	trace "reloading resource files...\n";
3140		3552
		3553	reload_exp_table;
		3554	reload_materials;
		3555	reload_facedata;
		3556	reload_sound;
		3557	reload_archetypes;
3141	reload_regions;	3558	reload_regions;
3142	reload_facedata;
3143	#reload_archetypes;#d#
3144	reload_archetypes;
3145	reload_treasures;	3559	reload_treasures;
3146		3560
3147	warn "finished reloading resource files\n";	3561	trace "finished reloading resource files\n";
3148	}
3149
3150	sub init {
3151	reload_resources;
3152	}	3562	}
3153		3563
3154	sub reload_config {	3564	sub reload_config {
3155	open my $fh, "<:utf8", "$CONFDIR/config"	3565	trace "reloading config file...\n";
3156	or return;
3157		3566
3158	local $/;	3567	0 < aio_load "$CONFDIR/config", my $config
3159	*CFG = YAML::Syck::Load <$fh>;	3568	or die "$CONFDIR/config: $!";
3160		3569
		3570	utf8::decode $config;
		3571	*CFG = yaml_load $config;
		3572
3161	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3573	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3162		3574
3163	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3575	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3164	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3576	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3165		3577
3166	if (exists $CFG{mlockall}) {	3578	if (exists $CFG{mlockall}) {
…		…
3170	};	3582	};
3171	warn $@ if $@;	3583	warn $@ if $@;
3172	}	3584	}
3173	}	3585	}
3174		3586
		3587	sub pidfile() {
		3588	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3589	or die "$PIDFILE: $!";
		3590	flock $fh, &Fcntl::LOCK_EX
		3591	or die "$PIDFILE: flock: $!";
		3592	$fh
		3593	}
		3594
		3595	# make sure only one server instance is running at any one time
		3596	sub atomic {
		3597	my $fh = pidfile;
		3598
		3599	my $pid = <$fh>;
		3600	kill 9, $pid if $pid > 0;
		3601
		3602	seek $fh, 0, 0;
		3603	print $fh $$;
		3604	}
		3605
		3606	sub main_loop {
		3607	trace "EV::loop starting\n";
		3608	if (1) {
		3609	EV::loop;
		3610	}
		3611	trace "EV::loop returned\n";
		3612	goto &main_loop unless $REALLY_UNLOOP;
		3613	}
		3614
3175	sub main {	3615	sub main {
		3616	cf::init_globals; # initialise logging
		3617
		3618	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3619	LOG llevInfo, "Copyright (C) 2005-2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3620	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3621	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3622
		3623	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3624
3176	# we must not ever block the main coroutine	3625	# we must not ever block the main coroutine
3177	local $Coro::idle = sub {	3626	local $Coro::idle = sub {
3178	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3627	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3179	(async {	3628	(async {
3180	Event::one_event;	3629	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3630	EV::loop EV::LOOP_ONESHOT;
3181	})->prio (Coro::PRIO_MAX);	3631	})->prio (Coro::PRIO_MAX);
3182	};	3632	};
3183		3633
		3634	evthread_start IO::AIO::poll_fileno;
		3635
		3636	cf::sync_job {
		3637	cf::incloader::init ();
		3638
		3639	cf::init_anim;
		3640	cf::init_attackmess;
		3641	cf::init_dynamic;
		3642
		3643	cf::load_settings;
		3644
		3645	reload_resources;
3184	reload_config;	3646	reload_config;
3185	db_init;	3647	db_init;
		3648
		3649	cf::init_uuid;
		3650	cf::init_signals;
		3651	cf::init_skills;
		3652
		3653	cf::init_beforeplay;
		3654
		3655	atomic;
		3656
3186	load_extensions;	3657	load_extensions;
3187		3658
3188	$TICK_WATCHER->start;	3659	utime time, time, $RUNTIMEFILE;
3189	Event::loop;	3660
		3661	# no (long-running) fork's whatsoever before this point(!)
		3662	use POSIX ();
		3663	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3664
		3665	(pop @POST_INIT)->(0) while @POST_INIT;
		3666	};
		3667
		3668	cf::object::thawer::errors_are_fatal 0;
		3669	info "parse errors in files are no longer fatal from this point on.\n";
		3670
		3671	my $free_main; $free_main = EV::idle sub {
		3672	undef $free_main;
		3673	undef &main; # free gobs of memory :)
		3674	};
		3675
		3676	goto &main_loop;
3190	}	3677	}
3191		3678
3192	#############################################################################	3679	#############################################################################
3193	# initialisation and cleanup	3680	# initialisation and cleanup
3194		3681
3195	# install some emergency cleanup handlers	3682	# install some emergency cleanup handlers
3196	BEGIN {	3683	BEGIN {
		3684	our %SIGWATCHER = ();
3197	for my $signal (qw(INT HUP TERM)) {	3685	for my $signal (qw(INT HUP TERM)) {
3198	Event->signal (	3686	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3199	reentrant => 0,
3200	data => WF_AUTOCANCEL,
3201	signal => $signal,
3202	prio => 0,
3203	cb => sub {
3204	cf::cleanup "SIG$signal";	3687	cf::cleanup "SIG$signal";
3205	},
3206	);	3688	};
3207	}	3689	}
3208	}	3690	}
3209		3691
3210	sub write_runtime {	3692	sub write_runtime_sync {
3211	my $runtime = "$LOCALDIR/runtime";	3693	my $t0 = AE::time;
3212		3694
3213	# first touch the runtime file to show we are still running:	3695	# first touch the runtime file to show we are still running:
3214	# the fsync below can take a very very long time.	3696	# the fsync below can take a very very long time.
3215		3697
3216	IO::AIO::aio_utime $runtime, undef, undef;	3698	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3217		3699
3218	my $guard = cf::lock_acquire "write_runtime";	3700	my $guard = cf::lock_acquire "write_runtime";
3219		3701
3220	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3702	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3221	or return;	3703	or return;
3222		3704
3223	my $value = $cf::RUNTIME + 90 + 10;	3705	my $value = $cf::RUNTIME + 90 + 10;
3224	# 10 is the runtime save interval, for a monotonic clock	3706	# 10 is the runtime save interval, for a monotonic clock
3225	# 60 allows for the watchdog to kill the server.	3707	# 60 allows for the watchdog to kill the server.
…		…
3235	aio_utime $fh, undef, undef;	3717	aio_utime $fh, undef, undef;
3236		3718
3237	close $fh	3719	close $fh
3238	or return;	3720	or return;
3239		3721
3240	aio_rename "$runtime~", $runtime	3722	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3241	and return;	3723	and return;
3242		3724
3243	warn "runtime file written.\n";	3725	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3244		3726
3245	1	3727	1
		3728	}
		3729
		3730	our $uuid_lock;
		3731	our $uuid_skip;
		3732
		3733	sub write_uuid_sync($) {
		3734	$uuid_skip ||= $_[0];
		3735
		3736	return if $uuid_lock;
		3737	local $uuid_lock = 1;
		3738
		3739	my $uuid = "$LOCALDIR/uuid";
		3740
		3741	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3742	or return;
		3743
		3744	my $value = uuid_seq uuid_cur;
		3745
		3746	unless ($value) {
		3747	info "cowardly refusing to write zero uuid value!\n";
		3748	return;
		3749	}
		3750
		3751	my $value = uuid_str $value + $uuid_skip;
		3752	$uuid_skip = 0;
		3753
		3754	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3755	and return;
		3756
		3757	# always fsync - this file is important
		3758	aio_fsync $fh
		3759	and return;
		3760
		3761	close $fh
		3762	or return;
		3763
		3764	aio_rename "$uuid~", $uuid
		3765	and return;
		3766
		3767	trace "uuid file written ($value).\n";
		3768
		3769	1
		3770
		3771	}
		3772
		3773	sub write_uuid($$) {
		3774	my ($skip, $sync) = @_;
		3775
		3776	$sync ? write_uuid_sync $skip
		3777	: async { write_uuid_sync $skip };
3246	}	3778	}
3247		3779
3248	sub emergency_save() {	3780	sub emergency_save() {
3249	my $freeze_guard = cf::freeze_mainloop;	3781	my $freeze_guard = cf::freeze_mainloop;
3250		3782
3251	warn "enter emergency perl save\n";	3783	info "emergency_perl_save: enter\n";
		3784
		3785	# this is a trade-off: we want to be very quick here, so
		3786	# save all maps without fsync, and later call a global sync
		3787	# (which in turn might be very very slow)
		3788	local $USE_FSYNC = 0;
3252		3789
3253	cf::sync_job {	3790	cf::sync_job {
		3791	cf::write_runtime_sync; # external watchdog should not bark
		3792
3254	# use a peculiar iteration method to avoid tripping on perl	3793	# use a peculiar iteration method to avoid tripping on perl
3255	# refcount bugs in for. also avoids problems with players	3794	# refcount bugs in for. also avoids problems with players
3256	# and maps saved/destroyed asynchronously.	3795	# and maps saved/destroyed asynchronously.
3257	warn "begin emergency player save\n";	3796	info "emergency_perl_save: begin player save\n";
3258	for my $login (keys %cf::PLAYER) {	3797	for my $login (keys %cf::PLAYER) {
3259	my $pl = $cf::PLAYER{$login} or next;	3798	my $pl = $cf::PLAYER{$login} or next;
3260	$pl->valid or next;	3799	$pl->valid or next;
		3800	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3261	$pl->save;	3801	$pl->save;
3262	}	3802	}
3263	warn "end emergency player save\n";	3803	info "emergency_perl_save: end player save\n";
3264		3804
3265	warn "begin emergency map save\n";	3805	cf::write_runtime_sync; # external watchdog should not bark
		3806
		3807	info "emergency_perl_save: begin map save\n";
3266	for my $path (keys %cf::MAP) {	3808	for my $path (keys %cf::MAP) {
3267	my $map = $cf::MAP{$path} or next;	3809	my $map = $cf::MAP{$path} or next;
3268	$map->valid or next;	3810	$map->valid or next;
3269	$map->save;	3811	$map->save;
3270	}	3812	}
3271	warn "end emergency map save\n";	3813	info "emergency_perl_save: end map save\n";
3272		3814
3273	warn "begin emergency database checkpoint\n";	3815	cf::write_runtime_sync; # external watchdog should not bark
		3816
		3817	info "emergency_perl_save: begin database checkpoint\n";
3274	BDB::db_env_txn_checkpoint $DB_ENV;	3818	BDB::db_env_txn_checkpoint $DB_ENV;
3275	warn "end emergency database checkpoint\n";	3819	info "emergency_perl_save: end database checkpoint\n";
		3820
		3821	info "emergency_perl_save: begin write uuid\n";
		3822	write_uuid_sync 1;
		3823	info "emergency_perl_save: end write uuid\n";
		3824
		3825	cf::write_runtime_sync; # external watchdog should not bark
		3826
		3827	trace "emergency_perl_save: syncing database to disk";
		3828	BDB::db_env_txn_checkpoint $DB_ENV;
		3829
		3830	info "emergency_perl_save: starting sync\n";
		3831	IO::AIO::aio_sync sub {
		3832	info "emergency_perl_save: finished sync\n";
		3833	};
		3834
		3835	cf::write_runtime_sync; # external watchdog should not bark
		3836
		3837	trace "emergency_perl_save: flushing outstanding aio requests";
		3838	while (IO::AIO::nreqs || BDB::nreqs) {
		3839	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
		3840	}
		3841
		3842	cf::write_runtime_sync; # external watchdog should not bark
3276	};	3843	};
3277		3844
3278	warn "leave emergency perl save\n";	3845	info "emergency_perl_save: leave\n";
3279	}	3846	}
3280		3847
3281	sub post_cleanup {	3848	sub post_cleanup {
3282	my ($make_core) = @_;	3849	my ($make_core) = @_;
3283		3850
		3851	IO::AIO::flush;
		3852
3284	warn Carp::longmess "post_cleanup backtrace"	3853	error Carp::longmess "post_cleanup backtrace"
3285	if $make_core;	3854	if $make_core;
		3855
		3856	my $fh = pidfile;
		3857	unlink $PIDFILE if <$fh> == $$;
		3858	}
		3859
		3860	# a safer delete_package, copied from Symbol
		3861	sub clear_package($) {
		3862	my $pkg = shift;
		3863
		3864	# expand to full symbol table name if needed
		3865	unless ($pkg =~ /^main::.*::$/) {
		3866	$pkg = "main$pkg" if $pkg =~ /^::/;
		3867	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3868	$pkg .= '::' unless $pkg =~ /::$/;
		3869	}
		3870
		3871	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3872	my $stem_symtab = *{$stem}{HASH};
		3873
		3874	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3875	or return;
		3876
		3877	# clear all symbols
		3878	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3879	for my $name (keys %$leaf_symtab) {
		3880	_gv_clear *{"$pkg$name"};
		3881	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3882	}
3286	}	3883	}
3287		3884
3288	sub do_reload_perl() {	3885	sub do_reload_perl() {
3289	# can/must only be called in main	3886	# can/must only be called in main
3290	if ($Coro::current != $Coro::main) {	3887	unless (in_main) {
3291	warn "can only reload from main coroutine";	3888	error "can only reload from main coroutine";
3292	return;	3889	return;
3293	}	3890	}
3294		3891
		3892	return if $RELOAD++;
		3893
		3894	my $t1 = AE::time;
		3895
		3896	while ($RELOAD) {
		3897	cf::get_slot 0.1, -1, "reload_perl";
3295	warn "reloading...";	3898	info "reloading...";
3296		3899
3297	warn "entering sync_job";	3900	trace "entering sync_job";
3298		3901
3299	cf::sync_job {	3902	cf::sync_job {
3300	cf::write_runtime; # external watchdog should not bark
3301	cf::emergency_save;	3903	#cf::emergency_save;
3302	cf::write_runtime; # external watchdog should not bark
3303		3904
3304	warn "syncing database to disk";
3305	BDB::db_env_txn_checkpoint $DB_ENV;
3306
3307	# if anything goes wrong in here, we should simply crash as we already saved
3308
3309	warn "cancelling all WF_AUTOCANCEL watchers";
3310	for (Event::all_watchers) {
3311	$_->cancel if $_->data & WF_AUTOCANCEL;
3312	}
3313
3314	warn "flushing outstanding aio requests";
3315	for (;;) {
3316	BDB::flush;
3317	IO::AIO::flush;
3318	Coro::cede;
3319	last unless IO::AIO::nreqs || BDB::nreqs;
3320	warn "iterate...";
3321	}
3322
3323	++$RELOAD;
3324
3325	warn "cancelling all extension coros";	3905	trace "cancelling all extension coros";
3326	$_->cancel for values %EXT_CORO;	3906	$_->cancel for values %EXT_CORO;
3327	%EXT_CORO = ();	3907	%EXT_CORO = ();
3328		3908
3329	warn "removing commands";	3909	trace "removing commands";
3330	%COMMAND = ();	3910	%COMMAND = ();
3331		3911
3332	warn "removing ext/exti commands";	3912	trace "removing ext/exti commands";
3333	%EXTCMD = ();	3913	%EXTCMD = ();
3334	%EXTICMD = ();	3914	%EXTICMD = ();
3335		3915
3336	warn "unloading/nuking all extensions";	3916	trace "unloading/nuking all extensions";
3337	for my $pkg (@EXTS) {	3917	for my $pkg (@EXTS) {
3338	warn "... unloading $pkg";	3918	trace "... unloading $pkg";
3339		3919
3340	if (my $cb = $pkg->can ("unload")) {	3920	if (my $cb = $pkg->can ("unload")) {
3341	eval {	3921	eval {
3342	$cb->($pkg);	3922	$cb->($pkg);
3343	1	3923	1
3344	} or warn "$pkg unloaded, but with errors: $@";	3924	} or error "$pkg unloaded, but with errors: $@";
		3925	}
		3926
		3927	trace "... clearing $pkg";
		3928	clear_package $pkg;
3345	}	3929	}
3346		3930
3347	warn "... nuking $pkg";
3348	Symbol::delete_package $pkg;
3349	}
3350
3351	warn "unloading all perl modules loaded from $LIBDIR";	3931	trace "unloading all perl modules loaded from $LIBDIR";
3352	while (my ($k, $v) = each %INC) {	3932	while (my ($k, $v) = each %INC) {
3353	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	3933	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3354		3934
3355	warn "... unloading $k";	3935	trace "... unloading $k";
3356	delete $INC{$k};	3936	delete $INC{$k};
3357		3937
3358	$k =~ s/\.pm$//;	3938	$k =~ s/\.pm$//;
3359	$k =~ s/\//::/g;	3939	$k =~ s/\//::/g;
3360		3940
3361	if (my $cb = $k->can ("unload_module")) {	3941	if (my $cb = $k->can ("unload_module")) {
3362	$cb->();	3942	$cb->();
		3943	}
		3944
		3945	clear_package $k;
3363	}	3946	}
3364		3947
3365	Symbol::delete_package $k;
3366	}
3367
3368	warn "getting rid of safe::, as good as possible";	3948	trace "getting rid of safe::, as good as possible";
3369	Symbol::delete_package "safe::$_"	3949	clear_package "safe::$_"
3370	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3950	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3371		3951
3372	warn "unloading cf.pm \"a bit\"";	3952	trace "unloading cf.pm \"a bit\"";
3373	delete $INC{"cf.pm"};	3953	delete $INC{"cf.pm"};
3374	delete $INC{"cf/pod.pm"};	3954	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3375		3955
3376	# don't, removes xs symbols, too,	3956	# don't, removes xs symbols, too,
3377	# and global variables created in xs	3957	# and global variables created in xs
3378	#Symbol::delete_package __PACKAGE__;	3958	#clear_package __PACKAGE__;
3379		3959
3380	warn "unload completed, starting to reload now";	3960	info "unload completed, starting to reload now";
3381		3961
3382	warn "reloading cf.pm";	3962	trace "reloading cf.pm";
3383	require cf;	3963	require cf;
3384	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3964	cf::_connect_to_perl_1;
3385		3965
3386	warn "loading config and database again";	3966	trace "loading config and database again";
3387	cf::reload_config;	3967	cf::reload_config;
3388		3968
3389	warn "loading extensions";	3969	trace "loading extensions";
3390	cf::load_extensions;	3970	cf::load_extensions;
3391		3971
		3972	if ($REATTACH_ON_RELOAD) {
3392	warn "reattaching attachments to objects/players";	3973	trace "reattaching attachments to objects/players";
3393	_global_reattach; # objects, sockets	3974	_global_reattach; # objects, sockets
3394	warn "reattaching attachments to maps";	3975	trace "reattaching attachments to maps";
3395	reattach $_ for values %MAP;	3976	reattach $_ for values %MAP;
3396	warn "reattaching attachments to players";	3977	trace "reattaching attachments to players";
3397	reattach $_ for values %PLAYER;	3978	reattach $_ for values %PLAYER;
		3979	}
3398		3980
		3981	trace "running post_init jobs";
		3982	(pop @POST_INIT)->(1) while @POST_INIT;
		3983
3399	warn "leaving sync_job";	3984	trace "leaving sync_job";
3400		3985
3401	1	3986	1
3402	} or do {	3987	} or do {
3403	warn $@;	3988	error $@;
3404	warn "error while reloading, exiting.";	3989	cf::cleanup "error while reloading, exiting.";
3405	exit 1;	3990	};
		3991
		3992	info "reloaded";
		3993	--$RELOAD;
3406	};	3994	}
3407		3995
3408	warn "reloaded";	3996	$t1 = AE::time - $t1;
		3997	info "reload completed in ${t1}s\n";
3409	};	3998	};
3410		3999
3411	our $RELOAD_WATCHER; # used only during reload	4000	our $RELOAD_WATCHER; # used only during reload
3412		4001
3413	sub reload_perl() {	4002	sub reload_perl() {
3414	# doing reload synchronously and two reloads happen back-to-back,	4003	# doing reload synchronously and two reloads happen back-to-back,
3415	# coro crashes during coro_state_free->destroy here.	4004	# coro crashes during coro_state_free->destroy here.
3416		4005
3417	$RELOAD_WATCHER ||= Event->timer (	4006	$RELOAD_WATCHER ||= cf::async {
3418	reentrant => 0,	4007	Coro::AIO::aio_wait cache_extensions;
3419	after => 0,	4008
3420	data => WF_AUTOCANCEL,	4009	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3421	cb => sub {
3422	do_reload_perl;	4010	do_reload_perl;
3423	undef $RELOAD_WATCHER;	4011	undef $RELOAD_WATCHER;
3424	},	4012	};
3425	);	4013	};
3426	}	4014	}
3427		4015
3428	register_command "reload" => sub {	4016	register_command "reload" => sub {
3429	my ($who, $arg) = @_;	4017	my ($who, $arg) = @_;
3430		4018
3431	if ($who->flag (FLAG_WIZ)) {	4019	if ($who->flag (FLAG_WIZ)) {
3432	$who->message ("reloading server.");	4020	$who->message ("reloading server.");
		4021	async {
		4022	$Coro::current->{desc} = "perl_reload";
3433	async { reload_perl };	4023	reload_perl;
		4024	};
3434	}	4025	}
3435	};	4026	};
3436		4027
3437	unshift @INC, $LIBDIR;	4028	#############################################################################
3438		4029
3439	my $bug_warning = 0;	4030	my $bug_warning = 0;
3440		4031
3441	our @WAIT_FOR_TICK;	4032	our @WAIT_FOR_TICK;
3442	our @WAIT_FOR_TICK_BEGIN;	4033	our @WAIT_FOR_TICK_BEGIN;
3443		4034
3444	sub wait_for_tick {	4035	sub wait_for_tick() {
3445	return unless $TICK_WATCHER->is_active;
3446	return if $Coro::current == $Coro::main;	4036	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3447		4037
3448	my $signal = new Coro::Signal;	4038	my $signal = new Coro::Signal;
3449	push @WAIT_FOR_TICK, $signal;	4039	push @WAIT_FOR_TICK, $signal;
3450	$signal->wait;	4040	$signal->wait;
3451	}	4041	}
3452		4042
3453	sub wait_for_tick_begin {	4043	sub wait_for_tick_begin() {
3454	return unless $TICK_WATCHER->is_active;
3455	return if $Coro::current == $Coro::main;	4044	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3456		4045
3457	my $signal = new Coro::Signal;	4046	my $signal = new Coro::Signal;
3458	push @WAIT_FOR_TICK_BEGIN, $signal;	4047	push @WAIT_FOR_TICK_BEGIN, $signal;
3459	$signal->wait;	4048	$signal->wait;
3460	}	4049	}
3461		4050
3462	$TICK_WATCHER = Event->timer (	4051	sub tick {
3463	reentrant => 0,
3464	parked => 1,
3465	prio => 0,
3466	at => $NEXT_TICK || $TICK,
3467	data => WF_AUTOCANCEL,
3468	cb => sub {
3469	if ($Coro::current != $Coro::main) {	4052	if ($Coro::current != $Coro::main) {
3470	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4053	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3471	unless ++$bug_warning > 10;	4054	unless ++$bug_warning > 10;
3472	return;	4055	return;
3473	}	4056	}
3474		4057
3475	$NOW = $tick_start = Event::time;
3476
3477	cf::server_tick; # one server iteration	4058	cf::server_tick; # one server iteration
3478		4059
3479	$RUNTIME += $TICK;	4060	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3480	$NEXT_TICK += $TICK;
3481		4061
3482	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4062	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3483	$NEXT_RUNTIME_WRITE = $NOW + 10;	4063	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3484	Coro::async_pool {	4064	Coro::async_pool {
		4065	$Coro::current->{desc} = "runtime saver";
3485	write_runtime	4066	write_runtime_sync
3486	or warn "ERROR: unable to write runtime file: $!";	4067	or error "ERROR: unable to write runtime file: $!";
3487	};
3488	}	4068	};
		4069	}
3489		4070
3490	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4071	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3491	$sig->send;	4072	$sig->send;
3492	}	4073	}
3493	while (my $sig = shift @WAIT_FOR_TICK) {	4074	while (my $sig = shift @WAIT_FOR_TICK) {
3494	$sig->send;	4075	$sig->send;
3495	}	4076	}
3496		4077
3497	$NOW = Event::time;	4078	$LOAD = ($NOW - $TICK_START) / $TICK;
3498
3499	# if we are delayed by four ticks or more, skip them all
3500	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3501
3502	$TICK_WATCHER->at ($NEXT_TICK);
3503	$TICK_WATCHER->start;
3504
3505	$LOAD = ($NOW - $tick_start) / $TICK;
3506	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4079	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3507		4080
3508	_post_tick;	4081	if (0) {
		4082	if ($NEXT_TICK) {
		4083	my $jitter = $TICK_START - $NEXT_TICK;
		4084	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4085	debug "jitter $JITTER\n";#d#
		4086	}
3509	},	4087	}
3510	);	4088	}
3511		4089
3512	{	4090	{
		4091	# configure BDB
		4092
3513	BDB::min_parallel 8;	4093	BDB::min_parallel 16;
3514	BDB::max_poll_time $TICK * 0.1;	4094	BDB::max_poll_reqs $TICK * 0.1;
3515	$BDB_POLL_WATCHER = Event->io (	4095	$AnyEvent::BDB::WATCHER->priority (1);
3516	reentrant => 0,
3517	fd => BDB::poll_fileno,
3518	poll => 'r',
3519	prio => 0,
3520	data => WF_AUTOCANCEL,
3521	cb => \&BDB::poll_cb,
3522	);
3523
3524	BDB::set_sync_prepare {
3525	my $status;
3526	my $current = $Coro::current;
3527	(
3528	sub {
3529	$status = $!;
3530	$current->ready; undef $current;
3531	},
3532	sub {
3533	Coro::schedule while defined $current;
3534	$! = $status;
3535	},
3536	)
3537	};
3538		4096
3539	unless ($DB_ENV) {	4097	unless ($DB_ENV) {
3540	$DB_ENV = BDB::db_env_create;	4098	$DB_ENV = BDB::db_env_create;
3541	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	4099	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3542	| BDB::LOG_AUTOREMOVE, 1);	4100	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4101	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3543	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	4102	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3544	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	4103	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3545		4104
3546	cf::sync_job {	4105	cf::sync_job {
3547	eval {	4106	eval {
…		…
3557		4116
3558	cf::cleanup "db_env_open(db): $@" if $@;	4117	cf::cleanup "db_env_open(db): $@" if $@;
3559	};	4118	};
3560	}	4119	}
3561		4120
3562	$BDB_DEADLOCK_WATCHER = Event->timer (	4121	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3563	after => 3,
3564	interval => 1,
3565	hard => 1,
3566	prio => 0,
3567	data => WF_AUTOCANCEL,
3568	cb => sub {
3569	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };	4122	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3570	},
3571	);	4123	};
3572	$BDB_CHECKPOINT_WATCHER = Event->timer (	4124	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3573	after => 11,
3574	interval => 60,
3575	hard => 1,
3576	prio => 0,
3577	data => WF_AUTOCANCEL,
3578	cb => sub {
3579	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4125	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3580	},
3581	);	4126	};
3582	$BDB_TRICKLE_WATCHER = Event->timer (	4127	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3583	after => 5,
3584	interval => 10,
3585	hard => 1,
3586	prio => 0,
3587	data => WF_AUTOCANCEL,
3588	cb => sub {
3589	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4128	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3590	},
3591	);	4129	};
3592	}	4130	}
3593		4131
3594	{	4132	{
		4133	# configure IO::AIO
		4134
3595	IO::AIO::min_parallel 8;	4135	IO::AIO::min_parallel 8;
3596
3597	undef $Coro::AIO::WATCHER;
3598	IO::AIO::max_poll_time $TICK * 0.1;	4136	IO::AIO::max_poll_time $TICK * 0.1;
3599	$AIO_POLL_WATCHER = Event->io (	4137	undef $AnyEvent::AIO::WATCHER;
3600	reentrant => 0,
3601	data => WF_AUTOCANCEL,
3602	fd => IO::AIO::poll_fileno,
3603	poll => 'r',
3604	prio => 6,
3605	cb => \&IO::AIO::poll_cb,
3606	);
3607	}	4138	}
3608		4139
3609	my $_log_backtrace;	4140	my $_log_backtrace;
3610		4141
3611	sub _log_backtrace {	4142	sub _log_backtrace {
…		…
3614	$msg =~ s/\n//;	4145	$msg =~ s/\n//;
3615		4146
3616	# limit the # of concurrent backtraces	4147	# limit the # of concurrent backtraces
3617	if ($_log_backtrace < 2) {	4148	if ($_log_backtrace < 2) {
3618	++$_log_backtrace;	4149	++$_log_backtrace;
		4150	my $perl_bt = Carp::longmess $msg;
3619	async {	4151	async {
		4152	$Coro::current->{desc} = "abt $msg";
		4153
3620	my @bt = fork_call {	4154	my @bt = fork_call {
3621	@addr = map { sprintf "%x", $_ } @addr;	4155	@addr = map { sprintf "%x", $_ } @addr;
3622	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4156	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3623	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4157	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3624	or die "addr2line: $!";	4158	or die "addr2line: $!";
…		…
3632	}	4166	}
3633		4167
3634	@funcs	4168	@funcs
3635	};	4169	};
3636		4170
3637	LOG llevInfo, "[ABT] $msg\n";	4171	LOG llevInfo, "[ABT] $perl_bt\n";
		4172	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3638	LOG llevInfo, "[ABT] $_\n" for @bt;	4173	LOG llevInfo, "[ABT] $_\n" for @bt;
3639	--$_log_backtrace;	4174	--$_log_backtrace;
3640	};	4175	};
3641	} else {	4176	} else {
3642	LOG llevInfo, "[ABT] $msg\n";	4177	LOG llevInfo, "[ABT] $msg\n";
3643	LOG llevInfo, "[ABT] [suppressed]\n";	4178	LOG llevInfo, "[ABT] [suppressed]\n";
3644	}	4179	}
3645	}	4180	}
3646		4181
3647	# load additional modules	4182	# load additional modules
3648	use cf::pod;	4183	require "cf/$_.pm" for @EXTRA_MODULES;
		4184	cf::_connect_to_perl_2;
3649		4185
3650	END { cf::emergency_save }	4186	END { cf::emergency_save }
3651		4187
3652	1	4188	1
3653		4189

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