ViewVC Help

View File | Revision Log | Show Annotations | Download File

/cvs/deliantra/server/lib/cf.pm

Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.352 by root, Sun Sep 2 04:57:14 2007 UTC vs.
Revision 1.550 by root, Fri May 14 22:56:47 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
		124	our $BDB_DEADLOCK_WATCHER;
		125	our $BDB_CHECKPOINT_WATCHER;
84	our $BDB_POLL_WATCHER;	126	our $BDB_TRICKLE_WATCHER;
85	our $DB_ENV;	127	our $DB_ENV;
		128
		129	our @EXTRA_MODULES = qw(pod match mapscript incloader);
86		130
87	our %CFG;	131	our %CFG;
88		132
89	our $UPTIME; $UPTIME ||= time;	133	our $UPTIME; $UPTIME ||= time;
90	our $RUNTIME;	134	our $RUNTIME;
		135	our $NOW;
91		136
92	our %PLAYER; # all users	137	our (%PLAYER, %PLAYER_LOADING); # all users
93	our %MAP; # all maps	138	our (%MAP, %MAP_LOADING ); # all maps
94	our $LINK_MAP; # the special {link} map, which is always available	139	our $LINK_MAP; # the special {link} map, which is always available
95		140
96	# 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 ∕
97	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	142	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
98		143
99	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)
100	our $LOADAVG; # same thing, but with alpha-smoothing	145	our $LOADAVG; # same thing, but with alpha-smoothing
		146	our $JITTER; # average jitter
101	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 $REALLY_UNLOOP; # never set to true, please :)
102		153
103	binmode STDOUT;	154	binmode STDOUT;
104	binmode STDERR;	155	binmode STDERR;
105		156
106	# read virtual server time, if available	157	# read virtual server time, if available
107	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	158	unless ($RUNTIME || !-e $RUNTIMEFILE) {
108	open my $fh, "<", "$LOCALDIR/runtime"	159	open my $fh, "<", $RUNTIMEFILE
109	or die "unable to read runtime file: $!";	160	or die "unable to read $RUNTIMEFILE file: $!";
110	$RUNTIME = <$fh> + 0.;	161	$RUNTIME = <$fh> + 0.;
111	}	162	}
		163
		164	eval "sub TICK() { $TICK } 1" or die;
112		165
113	mkdir $_	166	mkdir $_
114	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	167	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
115		168
116	our $EMERGENCY_POSITION;	169	our $EMERGENCY_POSITION;
117		170
118	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::"} };
119		187
120	#############################################################################	188	#############################################################################
121		189
122	=head2 GLOBAL VARIABLES	190	=head2 GLOBAL VARIABLES
123		191
…		…
159		227
160	The raw value load value from the last tick.	228	The raw value load value from the last tick.
161		229
162	=item %cf::CFG	230	=item %cf::CFG
163		231
164	Configuration for the server, loaded from C</etc/crossfire/config>, or	232	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
165	from wherever your confdir points to.	233	from wherever your confdir points to.
166		234
167	=item cf::wait_for_tick, cf::wait_for_tick_begin	235	=item cf::wait_for_tick, cf::wait_for_tick_begin
168		236
169	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
170	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
171	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.
172		240
		241	=cut
		242
		243	sub wait_for_tick();
		244	sub wait_for_tick_begin();
		245
173	=item @cf::INVOKE_RESULTS	246	=item @cf::INVOKE_RESULTS
174		247
175	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
176	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
177	that call.	250	that call.
178		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
179	=back	258	=back
180		259
181	=cut	260	=cut
182		261
183	BEGIN {	262	sub error(@) { LOG llevError, join "", @_ }
184	*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 {
185	my $msg = join "", @_;	269	my $msg = join "", @_;
186		270
187	$msg .= "\n"	271	$msg .= "\n"
188	unless $msg =~ /\n$/;	272	unless $msg =~ /\n$/;
189		273
190	$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;
191		275
192	utf8::encode $msg;
193	LOG llevError, $msg;	276	LOG llevWarn, $msg;
194	};	277	};
195	}	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	};
196		292
197	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	293	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
198	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	294	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
199	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	295	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
200	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	296	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
207	for my $pkg (qw(	303	for my $pkg (qw(
208	cf::global cf::attachable	304	cf::global cf::attachable
209	cf::object cf::object::player	305	cf::object cf::object::player
210	cf::client cf::player	306	cf::client cf::player
211	cf::arch cf::living	307	cf::arch cf::living
		308	cf::map cf::mapspace
212	cf::map cf::party cf::region	309	cf::party cf::region
213	)) {	310	)) {
214	no strict 'refs';
215	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	311	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
216	}	312	}
217		313
218	$Event::DIED = sub {	314	$EV::DIED = sub {
219	warn "error in event callback: @_";	315	Carp::cluck "error in event callback: @_";
220	};	316	};
221		317
222	#############################################################################	318	#############################################################################
223		319
224	=head2 UTILITY FUNCTIONS	320	=head2 UTILITY FUNCTIONS
…		…
246	$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;
247	$d	343	$d
248	} || "[unable to dump $_[0]: '$@']";	344	} || "[unable to dump $_[0]: '$@']";
249	}	345	}
250		346
251	=item $ref = cf::from_json $json	347	=item $ref = cf::decode_json $json
252		348
253	Converts a JSON string into the corresponding perl data structure.	349	Converts a JSON string into the corresponding perl data structure.
254		350
255	=item $json = cf::to_json $ref	351	=item $json = cf::encode_json $ref
256		352
257	Converts a perl data structure into its JSON representation.	353	Converts a perl data structure into its JSON representation.
258		354
259	=cut	355	=cut
260		356
261	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	357	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
262		358
263	sub to_json ($) { $json_coder->encode ($_[0]) }	359	sub encode_json($) { $json_coder->encode ($_[0]) }
264	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 $_[0] } @_
		372	}
		373
		374	=item cf::post_init { BLOCK }
		375
		376	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		377	but I<before> the server starts ticking again.
		378
		379	The codeblock will have a single boolean argument to indicate whether this
		380	is a reload or not.
		381
		382	=cut
		383
		384	sub post_init(&) {
		385	push @POST_INIT, shift;
		386	}
		387
		388	sub _post_init {
		389	trace "running post_init jobs";
		390
		391	# run them in parallel...
		392
		393	my @join;
		394
		395	while () {
		396	push @join, map &Coro::async ($_, 0), @POST_INIT;
		397	@POST_INIT = ();
		398
		399	@join or last;
		400
		401	(pop @join)->join;
		402	}
		403	}
265		404
266	=item cf::lock_wait $string	405	=item cf::lock_wait $string
267		406
268	Wait until the given lock is available. See cf::lock_acquire.	407	Wait until the given lock is available. See cf::lock_acquire.
269		408
270	=item my $lock = cf::lock_acquire $string	409	=item my $lock = cf::lock_acquire $string
271		410
272	Wait until the given lock is available and then acquires it and returns	411	Wait until the given lock is available and then acquires it and returns
273	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	412	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
274	for example when the coroutine gets canceled), the lock is automatically	413	for example when the coroutine gets canceled), the lock is automatically
275	returned.	414	returned.
276		415
277	Locks are *not* recursive, locking from the same coro twice results in a	416	Locks are *not* recursive, locking from the same coro twice results in a
278	deadlocked coro.	417	deadlocked coro.
…		…
284		423
285	Return true if the lock is currently active, i.e. somebody has locked it.	424	Return true if the lock is currently active, i.e. somebody has locked it.
286		425
287	=cut	426	=cut
288		427
289	our %LOCK;	428	our $LOCKS = new Coro::SemaphoreSet;
290		429
291	sub lock_wait($) {	430	sub lock_wait($) {
292	my ($key) = @_;	431	$LOCKS->wait ($_[0]);
293
294	# wait for lock, if any
295	while ($LOCK{$key}) {
296	push @{ $LOCK{$key} }, $Coro::current;
297	Coro::schedule;
298	}
299	}	432	}
300		433
301	sub lock_acquire($) {	434	sub lock_acquire($) {
302	my ($key) = @_;	435	$LOCKS->guard ($_[0])
303
304	# wait, to be sure we are not locked
305	lock_wait $key;
306
307	$LOCK{$key} = [];
308
309	Coro::guard {
310	# wake up all waiters, to be on the safe side
311	$_->ready for @{ delete $LOCK{$key} };
312	}
313	}	436	}
314		437
315	sub lock_active($) {	438	sub lock_active($) {
316	my ($key) = @_;	439	$LOCKS->count ($_[0]) < 1
317
318	! ! $LOCK{$key}
319	}	440	}
320		441
321	sub freeze_mainloop {	442	sub freeze_mainloop {
322	return unless $TICK_WATCHER->is_active;	443	tick_inhibit_inc;
323		444
324	my $guard = Coro::guard {	445	&Guard::guard (\&tick_inhibit_dec);
325	$TICK_WATCHER->start;	446	}
326	};	447
327	$TICK_WATCHER->stop;	448	=item cf::periodic $interval, $cb
328	$guard	449
		450	Like EV::periodic, but randomly selects a starting point so that the actions
		451	get spread over time.
		452
		453	=cut
		454
		455	sub periodic($$) {
		456	my ($interval, $cb) = @_;
		457
		458	my $start = rand List::Util::min 180, $interval;
		459
		460	EV::periodic $start, $interval, 0, $cb
329	}	461	}
330		462
331	=item cf::get_slot $time[, $priority[, $name]]	463	=item cf::get_slot $time[, $priority[, $name]]
332		464
333	Allocate $time seconds of blocking CPU time at priority C<$priority>:	465	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
341		473
342	=cut	474	=cut
343		475
344	our @SLOT_QUEUE;	476	our @SLOT_QUEUE;
345	our $SLOT_QUEUE;	477	our $SLOT_QUEUE;
		478	our $SLOT_DECAY = 0.9;
346		479
347	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	480	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
348	$SLOT_QUEUE = Coro::async {	481	$SLOT_QUEUE = Coro::async {
		482	$Coro::current->desc ("timeslot manager");
		483
349	my $signal = new Coro::Signal;	484	my $signal = new Coro::Signal;
		485	my $busy;
350		486
351	while () {	487	while () {
352	next_job:	488	next_job:
		489
353	my $avail = cf::till_tick;	490	my $avail = cf::till_tick;
354	if ($avail > 0.01) {	491
355	for (0 .. $#SLOT_QUEUE) {	492	for (0 .. $#SLOT_QUEUE) {
356	if ($SLOT_QUEUE[$_][0] < $avail) {	493	if ($SLOT_QUEUE[$_][0] <= $avail) {
		494	$busy = 0;
357	my $job = splice @SLOT_QUEUE, $_, 1, ();	495	my $job = splice @SLOT_QUEUE, $_, 1, ();
358	$job->[2]->send;	496	$job->[2]->send;
359	Coro::cede;	497	Coro::cede;
360	goto next_job;	498	goto next_job;
361	}	499	} else {
		500	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
362	}	501	}
363	}	502	}
364		503
365	if (@SLOT_QUEUE) {	504	if (@SLOT_QUEUE) {
366	# we do not use wait_For_tick() as it returns immediately when tick is inactive	505	# we do not use wait_for_tick() as it returns immediately when tick is inactive
367	push @cf::WAIT_FOR_TICK, $signal;	506	push @cf::WAIT_FOR_TICK, $signal;
368	$signal->wait;	507	$signal->wait;
369	} else {	508	} else {
		509	$busy = 0;
370	Coro::schedule;	510	Coro::schedule;
371	}	511	}
372	}	512	}
373	};	513	};
374		514
375	sub get_slot($;$$) {	515	sub get_slot($;$$) {
		516	return if tick_inhibit || $Coro::current == $Coro::main;
		517
376	my ($time, $pri, $name) = @_;	518	my ($time, $pri, $name) = @_;
377		519
378	$time = $TICK * .6 if $time > $TICK * .6;	520	$time = clamp $time, 0.01, $TICK * .6;
		521
379	my $sig = new Coro::Signal;	522	my $sig = new Coro::Signal;
380		523
381	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	524	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
382	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	525	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
383	$SLOT_QUEUE->ready;	526	$SLOT_QUEUE->ready;
…		…
394		537
395	BEGIN { *async = \&Coro::async_pool }	538	BEGIN { *async = \&Coro::async_pool }
396		539
397	=item cf::sync_job { BLOCK }	540	=item cf::sync_job { BLOCK }
398		541
399	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	542	The design of Deliantra requires that the main coroutine ($Coro::main)
400	is always able to handle events or runnable, as Crossfire TRT is only	543	is always able to handle events or runnable, as Deliantra is only
401	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	544	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
402	acceptable.	545	acceptable.
403		546
404	If it must be done, put the blocking parts into C<sync_job>. This will run	547	If it must be done, put the blocking parts into C<sync_job>. This will run
405	the given BLOCK in another coroutine while waiting for the result. The	548	the given BLOCK in another coroutine while waiting for the result. The
…		…
409	=cut	552	=cut
410		553
411	sub sync_job(&) {	554	sub sync_job(&) {
412	my ($job) = @_;	555	my ($job) = @_;
413		556
414	if ($Coro::current == $Coro::main) {	557	if (in_main) {
415	my $time = Event::time;	558	my $time = AE::time;
416		559
417	# this is the main coro, too bad, we have to block	560	# this is the main coro, too bad, we have to block
418	# till the operation succeeds, freezing the server :/	561	# till the operation succeeds, freezing the server :/
419		562
420	# TODO: use suspend/resume instead	563	#LOG llevError, Carp::longmess "sync job";#d#
421	# (but this is cancel-safe)	564
422	my $freeze_guard = freeze_mainloop;	565	my $freeze_guard = freeze_mainloop;
423		566
424	my $busy = 1;	567	my $busy = 1;
425	my @res;	568	my @res;
426		569
427	(async {	570	(async {
		571	$Coro::current->desc ("sync job coro");
428	@res = eval { $job->() };	572	@res = eval { $job->() };
429	warn $@ if $@;	573	error $@ if $@;
430	undef $busy;	574	undef $busy;
431	})->prio (Coro::PRIO_MAX);	575	})->prio (Coro::PRIO_MAX);
432		576
433	while ($busy) {	577	while ($busy) {
434	Coro::cede or Event::one_event;	578	if (Coro::nready) {
		579	Coro::cede_notself;
		580	} else {
		581	EV::loop EV::LOOP_ONESHOT;
435	}	582	}
		583	}
436		584
437	$time = Event::time - $time;	585	my $time = AE::time - $time;
438		586
439	LOG llevError | logBacktrace, Carp::longmess "long sync job"
440	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
441
442	$tick_start += $time; # do not account sync jobs to server load	587	$TICK_START += $time; # do not account sync jobs to server load
443		588
444	wantarray ? @res : $res[0]	589	wantarray ? @res : $res[0]
445	} else {	590	} else {
446	# we are in another coroutine, how wonderful, everything just works	591	# we are in another coroutine, how wonderful, everything just works
447		592
…		…
467	$EXT_CORO{$coro+0} = $coro;	612	$EXT_CORO{$coro+0} = $coro;
468		613
469	$coro	614	$coro
470	}	615	}
471		616
472	=item fork_call { }, $args	617	=item fork_call { }, @args
473		618
474	Executes the given code block with the given arguments in a seperate	619	Executes the given code block with the given arguments in a seperate
475	process, returning the results. Everything must be serialisable with	620	process, returning the results. Everything must be serialisable with
476	Coro::Storable. May, of course, block. Note that the executed sub may	621	Coro::Storable. May, of course, block. Note that the executed sub may
477	never block itself or use any form of Event handling.	622	never block itself or use any form of event handling.
478		623
479	=cut	624	=cut
		625
		626	sub post_fork {
		627	reset_signals;
		628	}
480		629
481	sub fork_call(&@) {	630	sub fork_call(&@) {
482	my ($cb, @args) = @_;	631	my ($cb, @args) = @_;
483		632
484	# we seemingly have to make a local copy of the whole thing,	633	# we seemingly have to make a local copy of the whole thing,
485	# otherwise perl prematurely frees the stuff :/	634	# otherwise perl prematurely frees the stuff :/
486	# TODO: investigate and fix (liekly this will be rather laborious)	635	# TODO: investigate and fix (likely this will be rather laborious)
487		636
488	my @res = Coro::Util::fork_eval {	637	my @res = Coro::Util::fork_eval {
489	reset_signals;	638	cf::post_fork;
490	&$cb	639	&$cb
491	}, @args;	640	} @args;
492		641
493	wantarray ? @res : $res[-1]	642	wantarray ? @res : $res[-1]
		643	}
		644
		645	sub objinfo {
		646	(
		647	"counter value" => cf::object::object_count,
		648	"objects created" => cf::object::create_count,
		649	"objects destroyed" => cf::object::destroy_count,
		650	"freelist size" => cf::object::free_count,
		651	"allocated objects" => cf::object::objects_size,
		652	"active objects" => cf::object::actives_size,
		653	)
		654	}
		655
		656	=item $coin = coin_from_name $name
		657
		658	=cut
		659
		660	our %coin_alias = (
		661	"silver" => "silvercoin",
		662	"silvercoin" => "silvercoin",
		663	"silvercoins" => "silvercoin",
		664	"gold" => "goldcoin",
		665	"goldcoin" => "goldcoin",
		666	"goldcoins" => "goldcoin",
		667	"platinum" => "platinacoin",
		668	"platinumcoin" => "platinacoin",
		669	"platinumcoins" => "platinacoin",
		670	"platina" => "platinacoin",
		671	"platinacoin" => "platinacoin",
		672	"platinacoins" => "platinacoin",
		673	"royalty" => "royalty",
		674	"royalties" => "royalty",
		675	);
		676
		677	sub coin_from_name($) {
		678	$coin_alias{$_[0]}
		679	? cf::arch::find $coin_alias{$_[0]}
		680	: undef
494	}	681	}
495		682
496	=item $value = cf::db_get $family => $key	683	=item $value = cf::db_get $family => $key
497		684
498	Returns a single value from the environment database.	685	Returns a single value from the environment database.
…		…
500	=item cf::db_put $family => $key => $value	687	=item cf::db_put $family => $key => $value
501		688
502	Stores the given C<$value> in the family. It can currently store binary	689	Stores the given C<$value> in the family. It can currently store binary
503	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	690	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
504		691
		692	=item $db = cf::db_table "name"
		693
		694	Create and/or open a new database table. The string must not be "db" and must be unique
		695	within each server.
		696
505	=cut	697	=cut
		698
		699	sub db_table($) {
		700	cf::error "db_get called from main context"
		701	if $Coro::current == $Coro::main;
		702
		703	my ($name) = @_;
		704	my $db = BDB::db_create $DB_ENV;
		705
		706	eval {
		707	$db->set_flags (BDB::CHKSUM);
		708
		709	utf8::encode $name;
		710	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		711	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		712	cf::cleanup "db_open(db): $!" if $!;
		713	};
		714	cf::cleanup "db_open(db): $@" if $@;
		715
		716	$db
		717	}
506		718
507	our $DB;	719	our $DB;
508		720
509	sub db_init {	721	sub db_init {
510	unless ($DB) {	722	$DB ||= db_table "db";
511	$DB = BDB::db_create $DB_ENV;
512
513	cf::sync_job {
514	eval {
515	$DB->set_flags (BDB::CHKSUM);
516
517	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
518	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
519	cf::cleanup "db_open(db): $!" if $!;
520	};
521	cf::cleanup "db_open(db): $@" if $@;
522	};
523	}
524	}	723	}
525		724
526	sub db_get($$) {	725	sub db_get($$) {
527	my $key = "$_[0]/$_[1]";	726	my $key = "$_[0]/$_[1]";
528		727
529	cf::sync_job {	728	cf::error "db_get called from main context"
		729	if $Coro::current == $Coro::main;
		730
530	BDB::db_get $DB, undef, $key, my $data;	731	BDB::db_get $DB, undef, $key, my $data;
531		732
532	$! ? ()	733	$! ? ()
533	: $data	734	: $data
534	}
535	}	735	}
536		736
537	sub db_put($$$) {	737	sub db_put($$$) {
538	BDB::dbreq_pri 4;	738	BDB::dbreq_pri 4;
539	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	739	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
595		795
596	my $t1 = Time::HiRes::time;	796	my $t1 = Time::HiRes::time;
597	my $data = $process->(\@data);	797	my $data = $process->(\@data);
598	my $t2 = Time::HiRes::time;	798	my $t2 = Time::HiRes::time;
599		799
600	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	800	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
601		801
602	db_put cache => "$id/data", $data;	802	db_put cache => "$id/data", $data;
603	db_put cache => "$id/md5" , $md5;	803	db_put cache => "$id/md5" , $md5;
604	db_put cache => "$id/meta", $meta;	804	db_put cache => "$id/meta", $meta;
605		805
…		…
615		815
616	=cut	816	=cut
617		817
618	sub datalog($@) {	818	sub datalog($@) {
619	my ($type, %kv) = @_;	819	my ($type, %kv) = @_;
620	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	820	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
621	}	821	}
622		822
623	=back	823	=back
624		824
625	=cut	825	=cut
626		826
627	#############################################################################	827	#############################################################################
628		828
629	=head2 ATTACHABLE OBJECTS	829	=head2 ATTACHABLE OBJECTS
630		830
631	Many objects in crossfire are so-called attachable objects. That means you can	831	Many objects in deliantra are so-called attachable objects. That means you can
632	attach callbacks/event handlers (a collection of which is called an "attachment")	832	attach callbacks/event handlers (a collection of which is called an "attachment")
633	to it. All such attachable objects support the following methods.	833	to it. All such attachable objects support the following methods.
634		834
635	In the following description, CLASS can be any of C<global>, C<object>	835	In the following description, CLASS can be any of C<global>, C<object>
636	C<player>, C<client> or C<map> (i.e. the attachable objects in	836	C<player>, C<client> or C<map> (i.e. the attachable objects in
637	Crossfire TRT).	837	Deliantra).
638		838
639	=over 4	839	=over 4
640		840
641	=item $attachable->attach ($attachment, key => $value...)	841	=item $attachable->attach ($attachment, key => $value...)
642		842
…		…
686	=item cf::CLASS::attachment $name, ...	886	=item cf::CLASS::attachment $name, ...
687		887
688	Register an attachment by C<$name> through which attachable objects of the	888	Register an attachment by C<$name> through which attachable objects of the
689	given CLASS can refer to this attachment.	889	given CLASS can refer to this attachment.
690		890
691	Some classes such as crossfire maps and objects can specify attachments	891	Some classes such as deliantra maps and objects can specify attachments
692	that are attached at load/instantiate time, thus the need for a name.	892	that are attached at load/instantiate time, thus the need for a name.
693		893
694	These calls expect any number of the following handler/hook descriptions:	894	These calls expect any number of the following handler/hook descriptions:
695		895
696	=over 4	896	=over 4
…		…
820		1020
821	} elsif (exists $cb_id{$type}) {	1021	} elsif (exists $cb_id{$type}) {
822	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1022	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
823		1023
824	} elsif (ref $type) {	1024	} elsif (ref $type) {
825	warn "attaching objects not supported, ignoring.\n";	1025	error "attaching objects not supported, ignoring.\n";
826		1026
827	} else {	1027	} else {
828	shift @arg;	1028	shift @arg;
829	warn "attach argument '$type' not supported, ignoring.\n";	1029	error "attach argument '$type' not supported, ignoring.\n";
830	}	1030	}
831	}	1031	}
832	}	1032	}
833		1033
834	sub _object_attach {	1034	sub _object_attach {
…		…
844	_attach $registry, $klass, @attach;	1044	_attach $registry, $klass, @attach;
845	}	1045	}
846		1046
847	$obj->{$name} = \%arg;	1047	$obj->{$name} = \%arg;
848	} else {	1048	} else {
849	warn "object uses attachment '$name' which is not available, postponing.\n";	1049	info "object uses attachment '$name' which is not available, postponing.\n";
850	}	1050	}
851		1051
852	$obj->{_attachment}{$name} = undef;	1052	$obj->{_attachment}{$name} = undef;
853	}	1053	}
854		1054
…		…
913		1113
914	for (@$callbacks) {	1114	for (@$callbacks) {
915	eval { &{$_->[1]} };	1115	eval { &{$_->[1]} };
916		1116
917	if ($@) {	1117	if ($@) {
918	warn "$@";
919	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1118	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
920	override;	1119	override;
921	}	1120	}
922		1121
923	return 1 if $override;	1122	return 1 if $override;
924	}	1123	}
925		1124
926	0	1125	0
927	}	1126	}
928		1127
929	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1128	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
930		1129
931	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1130	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
932		1131
933	Generate an object-specific event with the given arguments.	1132	Generate an object-specific event with the given arguments.
934		1133
…		…
940		1139
941	=cut	1140	=cut
942		1141
943	#############################################################################	1142	#############################################################################
944	# object support	1143	# object support
945	#
946		1144
		1145	sub _object_equal($$);
		1146	sub _object_equal($$) {
		1147	my ($a, $b) = @_;
		1148
		1149	return 0 unless (ref $a) eq (ref $b);
		1150
		1151	if ("HASH" eq ref $a) {
		1152	my @ka = keys %$a;
		1153	my @kb = keys %$b;
		1154
		1155	return 0 if @ka != @kb;
		1156
		1157	for (0 .. $#ka) {
		1158	return 0 unless $ka[$_] eq $kb[$_];
		1159	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1160	}
		1161
		1162	} elsif ("ARRAY" eq ref $a) {
		1163
		1164	return 0 if @$a != @$b;
		1165
		1166	for (0 .. $#$a) {
		1167	return 0 unless _object_equal $a->[$_], $b->[$_];
		1168	}
		1169
		1170	} elsif ($a ne $b) {
		1171	return 0;
		1172	}
		1173
		1174	1
		1175	}
		1176
		1177	our $SLOW_MERGES;#d#
947	sub _can_merge {	1178	sub _can_merge {
948	my ($ob1, $ob2) = @_;	1179	my ($ob1, $ob2) = @_;
949		1180
950	local $Storable::canonical = 1;	1181	++$SLOW_MERGES;#d#
951	my $fob1 = Storable::freeze $ob1;
952	my $fob2 = Storable::freeze $ob2;
953		1182
954	$fob1 eq $fob2	1183	# we do the slow way here
		1184	return _object_equal $ob1, $ob2
955	}	1185	}
956		1186
957	sub reattach {	1187	sub reattach {
958	# basically do the same as instantiate, without calling instantiate	1188	# basically do the same as instantiate, without calling instantiate
959	my ($obj) = @_;	1189	my ($obj) = @_;
960		1190
		1191	# no longer needed after getting rid of delete_package?
961	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1192	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
962		1193
963	my $registry = $obj->registry;	1194	my $registry = $obj->registry;
964		1195
965	@$registry = ();	1196	@$registry = ();
966		1197
…		…
971	for (@$attach) {	1202	for (@$attach) {
972	my ($klass, @attach) = @$_;	1203	my ($klass, @attach) = @$_;
973	_attach $registry, $klass, @attach;	1204	_attach $registry, $klass, @attach;
974	}	1205	}
975	} else {	1206	} else {
976	warn "object uses attachment '$name' that is not available, postponing.\n";	1207	info "object uses attachment '$name' that is not available, postponing.\n";
977	}	1208	}
978	}	1209	}
979	}	1210	}
980		1211
981	cf::attachable->attach (	1212	cf::attachable->attach (
982	prio => -1000000,	1213	prio => -1000000,
983	on_instantiate => sub {	1214	on_instantiate => sub {
984	my ($obj, $data) = @_;	1215	my ($obj, $data) = @_;
985		1216
986	$data = from_json $data;	1217	$data = decode_json $data;
987		1218
988	for (@$data) {	1219	for (@$data) {
989	my ($name, $args) = @$_;	1220	my ($name, $args) = @$_;
990		1221
991	$obj->attach ($name, %{$args || {} });	1222	$obj->attach ($name, %{$args || {} });
…		…
1007	sub object_freezer_save {	1238	sub object_freezer_save {
1008	my ($filename, $rdata, $objs) = @_;	1239	my ($filename, $rdata, $objs) = @_;
1009		1240
1010	sync_job {	1241	sync_job {
1011	if (length $$rdata) {	1242	if (length $$rdata) {
		1243	utf8::decode (my $decname = $filename);
1012	warn sprintf "saving %s (%d,%d)\n",	1244	trace sprintf "saving %s (%d,%d)\n",
1013	$filename, length $$rdata, scalar @$objs;	1245	$decname, length $$rdata, scalar @$objs
		1246	if $VERBOSE_IO;
1014		1247
1015	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1248	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1016	chmod SAVE_MODE, $fh;	1249	aio_chmod $fh, SAVE_MODE;
1017	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1250	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1018	aio_fsync $fh if $cf::USE_FSYNC;	1251	if ($cf::USE_FSYNC) {
		1252	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;
		1253	aio_fsync $fh;
		1254	}
1019	close $fh;	1255	aio_close $fh;
1020		1256
1021	if (@$objs) {	1257	if (@$objs) {
1022	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1258	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1023	chmod SAVE_MODE, $fh;	1259	aio_chmod $fh, SAVE_MODE;
1024	my $data = Storable::nfreeze { version => 1, objs => $objs };	1260	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1025	aio_write $fh, 0, (length $data), $data, 0;	1261	aio_write $fh, 0, (length $data), $data, 0;
1026	aio_fsync $fh if $cf::USE_FSYNC;	1262	if ($cf::USE_FSYNC) {
		1263	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;
		1264	aio_fsync $fh;
		1265	}
1027	close $fh;	1266	aio_close $fh;
1028	aio_rename "$filename.pst~", "$filename.pst";	1267	aio_rename "$filename.pst~", "$filename.pst";
1029	}	1268	}
1030	} else {	1269	} else {
1031	aio_unlink "$filename.pst";	1270	aio_unlink "$filename.pst";
1032	}	1271	}
1033		1272
1034	aio_rename "$filename~", $filename;	1273	aio_rename "$filename~", $filename;
		1274
		1275	$filename =~ s%/[^/]+$%%;
		1276	aio_pathsync $filename if $cf::USE_FSYNC;
1035	} else {	1277	} else {
1036	warn "FATAL: $filename~: $!\n";	1278	error "unable to save objects: $filename~: $!\n";
1037	}	1279	}
1038	} else {	1280	} else {
1039	aio_unlink $filename;	1281	aio_unlink $filename;
1040	aio_unlink "$filename.pst";	1282	aio_unlink "$filename.pst";
1041	}	1283	}
1042	}	1284	};
1043	}	1285	}
1044		1286
1045	sub object_freezer_as_string {	1287	sub object_freezer_as_string {
1046	my ($rdata, $objs) = @_;	1288	my ($rdata, $objs) = @_;
1047		1289
…		…
1059	or return;	1301	or return;
1060		1302
1061	unless (aio_stat "$filename.pst") {	1303	unless (aio_stat "$filename.pst") {
1062	(aio_load "$filename.pst", $av) >= 0	1304	(aio_load "$filename.pst", $av) >= 0
1063	or return;	1305	or return;
		1306
1064	$av = eval { (Storable::thaw $av)->{objs} };	1307	my $st = eval { Coro::Storable::thaw $av };
		1308	$av = $st->{objs};
1065	}	1309	}
1066		1310
		1311	utf8::decode (my $decname = $filename);
1067	warn sprintf "loading %s (%d)\n",	1312	trace sprintf "loading %s (%d,%d)\n",
1068	$filename, length $data, scalar @{$av || []};	1313	$decname, length $data, scalar @{$av || []}
		1314	if $VERBOSE_IO;
		1315
1069	return ($data, $av);	1316	($data, $av)
1070	}	1317	}
1071		1318
1072	=head2 COMMAND CALLBACKS	1319	=head2 COMMAND CALLBACKS
1073		1320
1074	=over 4	1321	=over 4
…		…
1128	my ($name, $cb) = @_;	1375	my ($name, $cb) = @_;
1129		1376
1130	$EXTICMD{$name} = $cb;	1377	$EXTICMD{$name} = $cb;
1131	}	1378	}
1132		1379
		1380	use File::Glob ();
		1381
1133	cf::player->attach (	1382	cf::player->attach (
1134	on_command => sub {	1383	on_unknown_command => sub {
1135	my ($pl, $name, $params) = @_;	1384	my ($pl, $name, $params) = @_;
1136		1385
1137	my $cb = $COMMAND{$name}	1386	my $cb = $COMMAND{$name}
1138	or return;	1387	or return;
1139		1388
…		…
1162		1411
1163	$pl->ext_reply ($reply, @reply)	1412	$pl->ext_reply ($reply, @reply)
1164	if $reply;	1413	if $reply;
1165		1414
1166	} else {	1415	} else {
1167	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1416	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1168	}	1417	}
1169		1418
1170	cf::override;	1419	cf::override;
1171	},	1420	},
1172	);	1421	);
1173		1422
		1423	# "readahead" all extensions
		1424	sub cache_extensions {
		1425	my $grp = IO::AIO::aio_group;
		1426
		1427	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1428	for (grep /\.ext$/, @{$_[0]}) {
		1429	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1430	}
		1431	};
		1432
		1433	$grp
		1434	}
		1435
1174	sub load_extensions {	1436	sub load_extensions {
		1437	info "loading extensions...";
		1438
1175	cf::sync_job {	1439	cf::sync_job {
1176	my %todo;	1440	my %todo;
1177		1441
1178	for my $path (<$LIBDIR/*.ext>) {	1442	for my $path (<$LIBDIR/*.ext>) {
1179	next unless -r $path;	1443	next unless -r $path;
…		…
1197		1461
1198	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1462	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1199	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1463	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1200		1464
1201	$ext{source} =	1465	$ext{source} =
1202	"package $pkg; use strict; use utf8;\n"	1466	"package $pkg; use common::sense;\n"
1203	. "#line 1 \"$path\"\n{\n"	1467	. "#line 1 \"$path\"\n{\n"
1204	. $source	1468	. $source
1205	. "\n};\n1";	1469	. "\n};\n1";
1206		1470
1207	$todo{$base} = \%ext;	1471	$todo{$base} = \%ext;
1208	}	1472	}
1209		1473
		1474	my $pass = 0;
1210	my %done;	1475	my %done;
1211	while (%todo) {	1476	while (%todo) {
1212	my $progress;	1477	my $progress;
1213		1478
		1479	++$pass;
		1480
		1481	ext:
1214	while (my ($k, $v) = each %todo) {	1482	while (my ($k, $v) = each %todo) {
1215	for (split /,\s*/, $v->{meta}{depends}) {	1483	for (split /,\s*/, $v->{meta}{depends}) {
1216	goto skip	1484	next ext
1217	unless exists $done{$_};	1485	unless exists $done{$_};
1218	}	1486	}
1219		1487
1220	warn "... loading '$k' into '$v->{pkg}'\n";	1488	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1221		1489
1222	unless (eval $v->{source}) {	1490	my $active = eval $v->{source};
		1491
		1492	if (length $@) {
1223	my $msg = $@ ? "$v->{path}: $@\n"	1493	error "$v->{path}: $@\n";
1224	: "$v->{base}: extension inactive.\n";
1225		1494
		1495	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1226	if (exists $v->{meta}{mandatory}) {	1496	if exists $v->{meta}{mandatory};
1227	warn $msg;	1497
1228	warn "mandatory extension failed to load, exiting.\n";	1498	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1229	exit 1;	1499	delete $todo{$k};
1230	}	1500	} else {
1231		1501	$done{$k} = delete $todo{$k};
1232	warn $msg;	1502	push @EXTS, $v->{pkg};
		1503	$progress = 1;
		1504
		1505	info "$v->{base}: extension inactive.\n"
		1506	unless $active;
1233	}	1507	}
1234
1235	$done{$k} = delete $todo{$k};
1236	push @EXTS, $v->{pkg};
1237	$progress = 1;
1238	}	1508	}
1239		1509
1240	skip:	1510	unless ($progress) {
1241	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1511	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1242	unless $progress;	1512
		1513	while (my ($k, $v) = each %todo) {
		1514	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1515	if exists $v->{meta}{mandatory};
		1516	}
		1517	}
1243	}	1518	}
1244	};	1519	};
1245	}	1520	}
1246		1521
1247	#############################################################################	1522	#############################################################################
1248		1523
1249	=back	1524	=back
1250		1525
1251	=head2 CORE EXTENSIONS	1526	=head2 CORE EXTENSIONS
1252		1527
1253	Functions and methods that extend core crossfire objects.	1528	Functions and methods that extend core deliantra objects.
1254		1529
1255	=cut	1530	=cut
1256		1531
1257	package cf::player;	1532	package cf::player;
1258		1533
1259	use Coro::AIO;	1534	use Coro::AIO;
1260		1535
1261	=head3 cf::player	1536	=head3 cf::player
1262		1537
1263	=over 4	1538	=over 4
		1539
		1540	=item cf::player::num_playing
		1541
		1542	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1543
		1544	=cut
		1545
		1546	sub num_playing {
		1547	scalar grep
		1548	$_->ob->map
		1549	&& !$_->hidden
		1550	&& !$_->ob->flag (cf::FLAG_WIZ),
		1551	cf::player::list
		1552	}
1264		1553
1265	=item cf::player::find $login	1554	=item cf::player::find $login
1266		1555
1267	Returns the given player object, loading it if necessary (might block).	1556	Returns the given player object, loading it if necessary (might block).
1268		1557
…		…
1287		1576
1288	sub exists($) {	1577	sub exists($) {
1289	my ($login) = @_;	1578	my ($login) = @_;
1290		1579
1291	$cf::PLAYER{$login}	1580	$cf::PLAYER{$login}
1292	or cf::sync_job { !aio_stat path $login }	1581	or !aio_stat path $login
1293	}	1582	}
1294		1583
1295	sub find($) {	1584	sub find($) {
1296	return $cf::PLAYER{$_[0]} || do {	1585	return $cf::PLAYER{$_[0]} || do {
1297	my $login = $_[0];	1586	my $login = $_[0];
…		…
1304	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1593	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1305	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1594	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1306	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1595	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1307	aio_unlink +(playerdir $login) . "/$login.pl";	1596	aio_unlink +(playerdir $login) . "/$login.pl";
1308		1597
1309	my $pl = load_pl path $login	1598	my $f = new_from_file cf::object::thawer path $login
1310	or return;	1599	or return;
		1600
		1601	my $pl = cf::player::load_pl $f
		1602	or return;
		1603
		1604	local $cf::PLAYER_LOADING{$login} = $pl;
		1605	$f->resolve_delayed_derefs;
1311	$cf::PLAYER{$login} = $pl	1606	$cf::PLAYER{$login} = $pl
1312	}	1607	}
1313	}	1608	}
1314	}	1609	}
		1610
		1611	cf::player->attach (
		1612	on_load => sub {
		1613	my ($pl, $path) = @_;
		1614
		1615	# restore slots saved in save, below
		1616	my $slots = delete $pl->{_slots};
		1617
		1618	$pl->ob->current_weapon ($slots->[0]);
		1619	$pl->combat_ob ($slots->[1]);
		1620	$pl->ranged_ob ($slots->[2]);
		1621	},
		1622	);
1315		1623
1316	sub save($) {	1624	sub save($) {
1317	my ($pl) = @_;	1625	my ($pl) = @_;
1318		1626
1319	return if $pl->{deny_save};	1627	return if $pl->{deny_save};
…		…
1323		1631
1324	return if $pl->{deny_save};	1632	return if $pl->{deny_save};
1325		1633
1326	aio_mkdir playerdir $pl, 0770;	1634	aio_mkdir playerdir $pl, 0770;
1327	$pl->{last_save} = $cf::RUNTIME;	1635	$pl->{last_save} = $cf::RUNTIME;
		1636
		1637	cf::get_slot 0.01;
		1638
		1639	# save slots, to be restored later
		1640	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1328		1641
1329	$pl->save_pl ($path);	1642	$pl->save_pl ($path);
1330	cf::cede_to_tick;	1643	cf::cede_to_tick;
1331	}	1644	}
1332		1645
…		…
1364	my ($pl) = @_;	1677	my ($pl) = @_;
1365		1678
1366	my $name = $pl->ob->name;	1679	my $name = $pl->ob->name;
1367		1680
1368	$pl->{deny_save} = 1;	1681	$pl->{deny_save} = 1;
1369	$pl->password ("*"); # this should lock out the player until we nuked the dir	1682	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1370		1683
1371	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1684	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1372	$pl->deactivate;	1685	$pl->deactivate;
		1686
		1687	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1373	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1688	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1689	ext::highscore::check ($pl->ob);
		1690
1374	$pl->ns->destroy if $pl->ns;	1691	$pl->ns->destroy if $pl->ns;
1375		1692
1376	my $path = playerdir $pl;	1693	my $path = playerdir $pl;
1377	my $temp = "$path~$cf::RUNTIME~deleting~";	1694	my $temp = "$path~$cf::RUNTIME~deleting~";
1378	aio_rename $path, $temp;	1695	aio_rename $path, $temp;
…		…
1413	or return [];	1730	or return [];
1414		1731
1415	my @logins;	1732	my @logins;
1416		1733
1417	for my $login (@$dirs) {	1734	for my $login (@$dirs) {
		1735	my $path = path $login;
		1736
		1737	# a .pst is a dead give-away for a valid player
		1738	# if no pst file found, open and chekc for blocked users
		1739	if (aio_stat "$path.pst") {
1418	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1740	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1419	aio_read $fh, 0, 512, my $buf, 0 or next;	1741	aio_read $fh, 0, 512, my $buf, 0 or next;
1420	$buf !~ /^password -------------$/m or next; # official not-valid tag	1742	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1743	}
1421		1744
1422	utf8::decode $login;	1745	utf8::decode $login;
1423	push @logins, $login;	1746	push @logins, $login;
1424	}	1747	}
1425		1748
1426	\@logins	1749	\@logins
1427	}	1750	}
1428		1751
1429	=item $player->maps	1752	=item $player->maps
		1753
		1754	=item cf::player::maps $login
1430		1755
1431	Returns an arrayref of map paths that are private for this	1756	Returns an arrayref of map paths that are private for this
1432	player. May block.	1757	player. May block.
1433		1758
1434	=cut	1759	=cut
…		…
1452	}	1777	}
1453		1778
1454	\@paths	1779	\@paths
1455	}	1780	}
1456		1781
1457	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1782	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1458		1783
1459	Expand crossfire pod fragments into protocol xml.	1784	Expand deliantra pod fragments into protocol xml.
1460
1461	=cut
1462
1463	sub expand_cfpod {
1464	((my $self), (local $_)) = @_;
1465
1466	# escape & and <
1467	s/&/&amp;/g;
1468	s/(?<![BIUGHT])</&lt;/g;
1469
1470	# this is buggy, it needs to properly take care of nested <'s
1471
1472	1 while
1473	# replace B<>, I<>, U<> etc.
1474	s/B<([^\>]*)>/<b>$1<\/b>/
1475	|| s/I<([^\>]*)>/<i>$1<\/i>/
1476	|| s/U<([^\>]*)>/<u>$1<\/u>/
1477	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1478	# replace G<male|female> tags
1479	|| s{G<([^>|]*)\|([^>]*)>}{
1480	$self->gender ? $2 : $1
1481	}ge
1482	# replace H<hint text>
1483	|| s{H<([^\>]*)>}
1484	{
1485	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1486	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1487	"")
1488	[$self->{hintmode}]
1489	}ge;
1490
1491	# create single paragraphs (very hackish)
1492	s/(?<=\S)\n(?=\w)/ /g;
1493
1494	# compress some whitespace
1495	s/\s+\n/\n/g; # ws line-ends
1496	s/\n\n+/\n/g; # double lines
1497	s/^\n+//; # beginning lines
1498	s/\n+$//; # ending lines
1499
1500	$_
1501	}
1502
1503	sub hintmode {
1504	$_[0]{hintmode} = $_[1] if @_ > 1;
1505	$_[0]{hintmode}
1506	}
1507		1785
1508	=item $player->ext_reply ($msgid, @msg)	1786	=item $player->ext_reply ($msgid, @msg)
1509		1787
1510	Sends an ext reply to the player.	1788	Sends an ext reply to the player.
1511		1789
…		…
1543		1821
1544	=cut	1822	=cut
1545		1823
1546	sub find_by_path($) {	1824	sub find_by_path($) {
1547	my ($path) = @_;	1825	my ($path) = @_;
		1826
		1827	$path =~ s/^~[^\/]*//; # skip ~login
1548		1828
1549	my ($match, $specificity);	1829	my ($match, $specificity);
1550		1830
1551	for my $region (list) {	1831	for my $region (list) {
1552	if ($region->{match} && $path =~ $region->{match}) {	1832	if ($region->{match} && $path =~ $region->{match}) {
…		…
1578	our $MAX_RESET = 3600;	1858	our $MAX_RESET = 3600;
1579	our $DEFAULT_RESET = 3000;	1859	our $DEFAULT_RESET = 3000;
1580		1860
1581	sub generate_random_map {	1861	sub generate_random_map {
1582	my ($self, $rmp) = @_;	1862	my ($self, $rmp) = @_;
		1863
		1864	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1865
1583	# mit "rum" bekleckern, nicht	1866	# mit "rum" bekleckern, nicht
1584	$self->_create_random_map (	1867	$self->_create_random_map (
1585	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1868	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1586	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1869	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1587	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1870	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1588	$rmp->{exit_on_final_map},	1871	$rmp->{exit_on_final_map},
1589	$rmp->{xsize}, $rmp->{ysize},	1872	$rmp->{xsize}, $rmp->{ysize},
1590	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1873	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1591	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1874	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1606		1889
1607	sub register {	1890	sub register {
1608	my (undef, $regex, $prio) = @_;	1891	my (undef, $regex, $prio) = @_;
1609	my $pkg = caller;	1892	my $pkg = caller;
1610		1893
1611	no strict;
1612	push @{"$pkg\::ISA"}, __PACKAGE__;	1894	push @{"$pkg\::ISA"}, __PACKAGE__;
1613		1895
1614	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1896	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1615	}	1897	}
1616		1898
1617	# also paths starting with '/'	1899	# also paths starting with '/'
1618	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1900	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1619		1901
1620	sub thawer_merge {	1902	sub thawer_merge {
1621	my ($self, $merge) = @_;	1903	my ($self, $merge) = @_;
1622		1904
1623	# we have to keep some variables in memory intact	1905	# we have to keep some variables in memory intact
…		…
1628	}	1910	}
1629		1911
1630	sub normalise {	1912	sub normalise {
1631	my ($path, $base) = @_;	1913	my ($path, $base) = @_;
1632		1914
1633	$path = "$path"; # make sure its a string	1915	$path = "$path"; # make sure it's a string
1634		1916
1635	$path =~ s/\.map$//;	1917	$path =~ s/\.map$//;
1636		1918
1637	# map plan:	1919	# map plan:
1638	#	1920	#
…		…
1677	$self->init; # pass $1 etc.	1959	$self->init; # pass $1 etc.
1678	return $self;	1960	return $self;
1679	}	1961	}
1680	}	1962	}
1681		1963
1682	Carp::cluck "unable to resolve path '$path' (base '$base').";	1964	Carp::cluck "unable to resolve path '$path' (base '$base')";
1683	()	1965	()
1684	}	1966	}
1685		1967
1686	sub init {	1968	sub init {
1687	my ($self) = @_;	1969	my ($self) = @_;
…		…
1709		1991
1710	# the temporary/swap location	1992	# the temporary/swap location
1711	sub save_path {	1993	sub save_path {
1712	my ($self) = @_;	1994	my ($self) = @_;
1713		1995
1714	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1996	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1715	"$TMPDIR/$path.map"	1997	"$TMPDIR/$path.map"
1716	}	1998	}
1717		1999
1718	# the unique path, undef == no special unique path	2000	# the unique path, undef == no special unique path
1719	sub uniq_path {	2001	sub uniq_path {
1720	my ($self) = @_;	2002	my ($self) = @_;
1721		2003
1722	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2004	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1723	"$UNIQUEDIR/$path"	2005	"$UNIQUEDIR/$path"
1724	}
1725
1726	# and all this just because we cannot iterate over
1727	# all maps in C++...
1728	sub change_all_map_light {
1729	my ($change) = @_;
1730
1731	$_->change_map_light ($change)
1732	for grep $_->outdoor, values %cf::MAP;
1733	}	2006	}
1734		2007
1735	sub decay_objects {	2008	sub decay_objects {
1736	my ($self) = @_;	2009	my ($self) = @_;
1737		2010
…		…
1750		2023
1751	sub load_header_from($) {	2024	sub load_header_from($) {
1752	my ($self, $path) = @_;	2025	my ($self, $path) = @_;
1753		2026
1754	utf8::encode $path;	2027	utf8::encode $path;
1755	#aio_open $path, O_RDONLY, 0	2028	my $f = new_from_file cf::object::thawer $path
1756	# or return;
1757
1758	$self->_load_header ($path)
1759	or return;	2029	or return;
		2030
		2031	$self->_load_header ($f)
		2032	or return;
		2033
		2034	local $MAP_LOADING{$self->{path}} = $self;
		2035	$f->resolve_delayed_derefs;
1760		2036
1761	$self->{load_path} = $path;	2037	$self->{load_path} = $path;
1762		2038
1763	1	2039	1
1764	}	2040	}
…		…
1816		2092
1817	sub find;	2093	sub find;
1818	sub find {	2094	sub find {
1819	my ($path, $origin) = @_;	2095	my ($path, $origin) = @_;
1820		2096
		2097	cf::cede_to_tick;
		2098
1821	$path = normalise $path, $origin && $origin->path;	2099	$path = normalise $path, $origin && $origin->path;
1822		2100
		2101	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1823	cf::lock_wait "map_find:$path";	2102	my $guard2 = cf::lock_acquire "map_find:$path";
1824		2103
1825	$cf::MAP{$path} || do {	2104	$cf::MAP{$path} || do {
1826	my $guard = cf::lock_acquire "map_find:$path";
1827	my $map = new_from_path cf::map $path	2105	my $map = new_from_path cf::map $path
1828	or return;	2106	or return;
1829		2107
1830	$map->{last_save} = $cf::RUNTIME;	2108	$map->{last_save} = $cf::RUNTIME;
1831		2109
…		…
1833	or return;	2111	or return;
1834		2112
1835	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2113	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1836	# doing this can freeze the server in a sync job, obviously	2114	# doing this can freeze the server in a sync job, obviously
1837	#$cf::WAIT_FOR_TICK->wait;	2115	#$cf::WAIT_FOR_TICK->wait;
		2116	undef $guard2;
		2117	undef $guard1;
1838	$map->reset;	2118	$map->reset;
1839	undef $guard;
1840	return find $path;	2119	return find $path;
1841	}	2120	}
1842		2121
1843	$cf::MAP{$path} = $map	2122	$cf::MAP{$path} = $map
1844	}	2123	}
1845	}	2124	}
1846		2125
1847	sub pre_load { }	2126	sub pre_load { }
1848	sub post_load { }	2127	#sub post_load { } # XS
1849		2128
1850	sub load {	2129	sub load {
1851	my ($self) = @_;	2130	my ($self) = @_;
1852		2131
1853	local $self->{deny_reset} = 1; # loading can take a long time	2132	local $self->{deny_reset} = 1; # loading can take a long time
1854		2133
1855	my $path = $self->{path};	2134	my $path = $self->{path};
1856		2135
1857	{	2136	{
1858	my $guard1 = cf::lock_acquire "map_data:$path";	2137	my $guard = cf::lock_acquire "map_data:$path";
1859	my $guard2 = cf::lock_acquire "map_load:$path";
1860		2138
		2139	return unless $self->valid;
1861	return if $self->in_memory != cf::MAP_SWAPPED;	2140	return unless $self->in_memory == cf::MAP_SWAPPED;
1862		2141
1863	$self->in_memory (cf::MAP_LOADING);	2142	$self->in_memory (cf::MAP_LOADING);
1864		2143
1865	$self->alloc;	2144	$self->alloc;
1866		2145
1867	$self->pre_load;	2146	$self->pre_load;
1868	cf::cede_to_tick;	2147	cf::cede_to_tick;
1869		2148
		2149	my $f = new_from_file cf::object::thawer $self->{load_path};
		2150	$f->skip_block;
1870	$self->_load_objects ($self->{load_path}, 1)	2151	$self->_load_objects ($f)
1871	or return;	2152	or return;
1872		2153
1873	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2154	$self->post_load_original
1874	if delete $self->{load_original};	2155	if delete $self->{load_original};
1875		2156
1876	if (my $uniq = $self->uniq_path) {	2157	if (my $uniq = $self->uniq_path) {
1877	utf8::encode $uniq;	2158	utf8::encode $uniq;
1878	if (aio_open $uniq, O_RDONLY, 0) {	2159	unless (aio_stat $uniq) {
		2160	if (my $f = new_from_file cf::object::thawer $uniq) {
1879	$self->clear_unique_items;	2161	$self->clear_unique_items;
1880	$self->_load_objects ($uniq, 0);	2162	$self->_load_objects ($f);
		2163	$f->resolve_delayed_derefs;
		2164	}
1881	}	2165	}
1882	}	2166	}
		2167
		2168	$f->resolve_delayed_derefs;
1883		2169
1884	cf::cede_to_tick;	2170	cf::cede_to_tick;
1885	# now do the right thing for maps	2171	# now do the right thing for maps
1886	$self->link_multipart_objects;	2172	$self->link_multipart_objects;
1887	$self->difficulty ($self->estimate_difficulty)	2173	$self->difficulty ($self->estimate_difficulty)
…		…
1891	unless ($self->{deny_activate}) {	2177	unless ($self->{deny_activate}) {
1892	$self->decay_objects;	2178	$self->decay_objects;
1893	$self->fix_auto_apply;	2179	$self->fix_auto_apply;
1894	$self->update_buttons;	2180	$self->update_buttons;
1895	cf::cede_to_tick;	2181	cf::cede_to_tick;
1896	$self->set_darkness_map;
1897	cf::cede_to_tick;
1898	$self->activate;	2182	$self->activate;
1899	}	2183	}
1900		2184
1901	$self->{last_save} = $cf::RUNTIME;	2185	$self->{last_save} = $cf::RUNTIME;
1902	$self->last_access ($cf::RUNTIME);	2186	$self->last_access ($cf::RUNTIME);
1903		2187
1904	$self->in_memory (cf::MAP_IN_MEMORY);	2188	$self->in_memory (cf::MAP_ACTIVE);
1905	}	2189	}
1906		2190
1907	$self->post_load;	2191	$self->post_load;
1908	}	2192	}
1909		2193
		2194	# customize the map for a given player, i.e.
		2195	# return the _real_ map. used by e.g. per-player
		2196	# maps to change the path to ~playername/mappath
1910	sub customise_for {	2197	sub customise_for {
1911	my ($self, $ob) = @_;	2198	my ($self, $ob) = @_;
1912		2199
1913	return find "~" . $ob->name . "/" . $self->{path}	2200	return find "~" . $ob->name . "/" . $self->{path}
1914	if $self->per_player;	2201	if $self->per_player;
…		…
1930	or next;	2217	or next;
1931	$neigh = find $neigh, $map	2218	$neigh = find $neigh, $map
1932	or next;	2219	or next;
1933	$neigh->load;	2220	$neigh->load;
1934		2221
		2222	# now find the diagonal neighbours
1935	push @neigh,	2223	push @neigh,
1936	[$neigh->tile_path (($_ + 3) % 4), $neigh],	2224	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1937	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2225	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1938	}	2226	}
1939		2227
…		…
1946	}	2234	}
1947		2235
1948	sub find_sync {	2236	sub find_sync {
1949	my ($path, $origin) = @_;	2237	my ($path, $origin) = @_;
1950		2238
1951	cf::sync_job { find $path, $origin }	2239	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2240	if $Coro::current == $Coro::main;
		2241
		2242	find $path, $origin
1952	}	2243	}
1953		2244
1954	sub do_load_sync {	2245	sub do_load_sync {
1955	my ($map) = @_;	2246	my ($map) = @_;
1956		2247
1957	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2248	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
1958	if $Coro::current == $Coro::main;	2249	if $Coro::current == $Coro::main;
1959		2250
1960	cf::sync_job { $map->load };	2251	$map->load;
1961	}	2252	}
1962		2253
1963	our %MAP_PREFETCH;	2254	our %MAP_PREFETCH;
1964	our $MAP_PREFETCHER = undef;	2255	our $MAP_PREFETCHER = undef;
1965		2256
…		…
1967	my ($path, $origin, $load) = @_;	2258	my ($path, $origin, $load) = @_;
1968		2259
1969	$path = normalise $path, $origin && $origin->{path};	2260	$path = normalise $path, $origin && $origin->{path};
1970		2261
1971	if (my $map = $cf::MAP{$path}) {	2262	if (my $map = $cf::MAP{$path}) {
1972	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2263	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1973	}	2264	}
1974		2265
1975	$MAP_PREFETCH{$path} |= $load;	2266	$MAP_PREFETCH{$path} |= $load;
1976		2267
1977	$MAP_PREFETCHER ||= cf::async {	2268	$MAP_PREFETCHER ||= cf::async {
		2269	$Coro::current->{desc} = "map prefetcher";
		2270
1978	while (%MAP_PREFETCH) {	2271	while (%MAP_PREFETCH) {
1979	while (my ($k, $v) = each %MAP_PREFETCH) {	2272	while (my ($k, $v) = each %MAP_PREFETCH) {
1980	if (my $map = find $k) {	2273	if (my $map = find $k) {
1981	$map->load if $v;	2274	$map->load if $v;
1982	}	2275	}
…		…
1989	$MAP_PREFETCHER->prio (6);	2282	$MAP_PREFETCHER->prio (6);
1990		2283
1991	()	2284	()
1992	}	2285	}
1993		2286
		2287	# common code, used by both ->save and ->swapout
1994	sub save {	2288	sub _save {
1995	my ($self) = @_;	2289	my ($self) = @_;
1996
1997	my $lock = cf::lock_acquire "map_data:$self->{path}";
1998		2290
1999	$self->{last_save} = $cf::RUNTIME;	2291	$self->{last_save} = $cf::RUNTIME;
2000		2292
2001	return unless $self->dirty;	2293	return unless $self->dirty;
2002		2294
…		…
2008	return if $self->{deny_save};	2300	return if $self->{deny_save};
2009		2301
2010	local $self->{last_access} = $self->last_access;#d#	2302	local $self->{last_access} = $self->last_access;#d#
2011		2303
2012	cf::async {	2304	cf::async {
		2305	$Coro::current->{desc} = "map player save";
2013	$_->contr->save for $self->players;	2306	$_->contr->save for $self->players;
2014	};	2307	};
		2308
		2309	cf::get_slot 0.02;
2015		2310
2016	if ($uniq) {	2311	if ($uniq) {
2017	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2312	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2018	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2313	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2019	} else {	2314	} else {
2020	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2315	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2021	}	2316	}
2022	}	2317	}
2023		2318
		2319	sub save {
		2320	my ($self) = @_;
		2321
		2322	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2323
		2324	$self->_save;
		2325	}
		2326
2024	sub swap_out {	2327	sub swap_out {
2025	my ($self) = @_;	2328	my ($self) = @_;
2026		2329
2027	# save first because save cedes
2028	$self->save;
2029
2030	my $lock = cf::lock_acquire "map_data:$self->{path}";	2330	my $lock = cf::lock_acquire "map_data:$self->{path}";
2031		2331
		2332	return if $self->in_memory != cf::MAP_ACTIVE;
		2333	return if $self->{deny_save};
2032	return if $self->players;	2334	return if $self->players;
2033	return if $self->in_memory != cf::MAP_IN_MEMORY;
2034	return if $self->{deny_save};
2035		2335
		2336	# first deactivate the map and "unlink" it from the core
		2337	$self->deactivate;
		2338	$_->clear_links_to ($self) for values %cf::MAP;
		2339	$self->in_memory (cf::MAP_SWAPPED);
		2340
		2341	# then atomically save
		2342	$self->_save;
		2343
		2344	# then free the map
2036	$self->clear;	2345	$self->clear;
2037	$self->in_memory (cf::MAP_SWAPPED);
2038	}	2346	}
2039		2347
2040	sub reset_at {	2348	sub reset_at {
2041	my ($self) = @_;	2349	my ($self) = @_;
2042		2350
…		…
2060		2368
2061	my $lock = cf::lock_acquire "map_data:$self->{path}";	2369	my $lock = cf::lock_acquire "map_data:$self->{path}";
2062		2370
2063	return if $self->players;	2371	return if $self->players;
2064		2372
2065	warn "resetting map ", $self->path;	2373	cf::trace "resetting map ", $self->path, "\n";
2066		2374
2067	$self->in_memory (cf::MAP_SWAPPED);	2375	$self->in_memory (cf::MAP_SWAPPED);
2068		2376
2069	# need to save uniques path	2377	# need to save uniques path
2070	unless ($self->{deny_save}) {	2378	unless ($self->{deny_save}) {
…		…
2074	if $uniq;	2382	if $uniq;
2075	}	2383	}
2076		2384
2077	delete $cf::MAP{$self->path};	2385	delete $cf::MAP{$self->path};
2078		2386
		2387	$self->deactivate;
		2388	$_->clear_links_to ($self) for values %cf::MAP;
2079	$self->clear;	2389	$self->clear;
2080
2081	$_->clear_links_to ($self) for values %cf::MAP;
2082		2390
2083	$self->unlink_save;	2391	$self->unlink_save;
2084	$self->destroy;	2392	$self->destroy;
2085	}	2393	}
2086		2394
…		…
2094		2402
2095	delete $cf::MAP{$self->path};	2403	delete $cf::MAP{$self->path};
2096		2404
2097	$self->unlink_save;	2405	$self->unlink_save;
2098		2406
2099	bless $self, "cf::map";	2407	bless $self, "cf::map::wrap";
2100	delete $self->{deny_reset};	2408	delete $self->{deny_reset};
2101	$self->{deny_save} = 1;	2409	$self->{deny_save} = 1;
2102	$self->reset_timeout (1);	2410	$self->reset_timeout (1);
2103	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2411	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2104		2412
…		…
2153		2461
2154	sub unique_maps() {	2462	sub unique_maps() {
2155	[	2463	[
2156	map {	2464	map {
2157	utf8::decode $_;	2465	utf8::decode $_;
2158	/\.map$/	2466	s/\.map$//; # TODO future compatibility hack
		2467	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2468	? ()
2159	? normalise $_	2469	: normalise $_
2160	: ()
2161	} @{ aio_readdir $UNIQUEDIR or [] }	2470	} @{ aio_readdir $UNIQUEDIR or [] }
2162	]	2471	]
2163	}	2472	}
2164		2473
2165	package cf;	2474	=item cf::map::static_maps
		2475
		2476	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2477	file in the shared directory excluding F</styles> and F</editor>). May
		2478	block.
		2479
		2480	=cut
		2481
		2482	sub static_maps() {
		2483	my @dirs = "";
		2484	my @maps;
		2485
		2486	while (@dirs) {
		2487	my $dir = shift @dirs;
		2488
		2489	next if $dir eq "/styles" || $dir eq "/editor";
		2490
		2491	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2492	or return;
		2493
		2494	for (@$files) {
		2495	s/\.map$// or next;
		2496	utf8::decode $_;
		2497	push @maps, "$dir/$_";
		2498	}
		2499
		2500	push @dirs, map "$dir/$_", @$dirs;
		2501	}
		2502
		2503	\@maps
		2504	}
2166		2505
2167	=back	2506	=back
2168		2507
2169	=head3 cf::object	2508	=head3 cf::object
2170		2509
…		…
2174		2513
2175	=over 4	2514	=over 4
2176		2515
2177	=item $ob->inv_recursive	2516	=item $ob->inv_recursive
2178		2517
2179	Returns the inventory of the object _and_ their inventories, recursively.	2518	Returns the inventory of the object I<and> their inventories, recursively,
		2519	but I<not> the object itself.
2180		2520
2181	=cut	2521	=cut
2182		2522
2183	sub inv_recursive_;	2523	sub inv_recursive_;
2184	sub inv_recursive_ {	2524	sub inv_recursive_ {
…		…
2187		2527
2188	sub inv_recursive {	2528	sub inv_recursive {
2189	inv_recursive_ inv $_[0]	2529	inv_recursive_ inv $_[0]
2190	}	2530	}
2191		2531
		2532	=item $ref = $ob->ref
		2533
		2534	Creates and returns a persistent reference to an object that can be stored as a string.
		2535
		2536	=item $ob = cf::object::deref ($refstring)
		2537
		2538	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2539	even if the object actually exists. May block.
		2540
		2541	=cut
		2542
		2543	sub deref {
		2544	my ($ref) = @_;
		2545
		2546	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2547	my ($uuid, $name) = ($1, $2);
		2548	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2549	or return;
		2550	$pl->ob->uuid eq $uuid
		2551	or return;
		2552
		2553	$pl->ob
		2554	} else {
		2555	warn "$ref: cannot resolve object reference\n";
		2556	undef
		2557	}
		2558	}
		2559
2192	package cf;	2560	package cf;
2193		2561
2194	=back	2562	=back
2195		2563
2196	=head3 cf::object::player	2564	=head3 cf::object::player
…		…
2202	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2570	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2203	can be C<undef>. Does the right thing when the player is currently in a	2571	can be C<undef>. Does the right thing when the player is currently in a
2204	dialogue with the given NPC character.	2572	dialogue with the given NPC character.
2205		2573
2206	=cut	2574	=cut
		2575
		2576	our $SAY_CHANNEL = {
		2577	id => "say",
		2578	title => "Map",
		2579	reply => "say ",
		2580	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2581	};
		2582
		2583	our $CHAT_CHANNEL = {
		2584	id => "chat",
		2585	title => "Chat",
		2586	reply => "chat ",
		2587	tooltip => "Player chat and shouts, global to the server.",
		2588	};
2207		2589
2208	# rough implementation of a future "reply" method that works	2590	# rough implementation of a future "reply" method that works
2209	# with dialog boxes.	2591	# with dialog boxes.
2210	#TODO: the first argument must go, split into a $npc->reply_to ( method	2592	#TODO: the first argument must go, split into a $npc->reply_to ( method
2211	sub cf::object::player::reply($$$;$) {	2593	sub cf::object::player::reply($$$;$) {
…		…
2223	my $dialog = $pl->{npc_dialog};	2605	my $dialog = $pl->{npc_dialog};
2224	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2606	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2225		2607
2226	} else {	2608	} else {
2227	$msg = $npc->name . " says: $msg" if $npc;	2609	$msg = $npc->name . " says: $msg" if $npc;
2228	$self->message ($msg, $flags);	2610	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2229	}	2611	}
2230	}	2612	}
2231	}	2613	}
2232		2614
2233	=item $object->send_msg ($channel, $msg, $color, [extra...])	2615	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2258		2640
2259	=item $player_object->enter_link	2641	=item $player_object->enter_link
2260		2642
2261	Freezes the player and moves him/her to a special map (C<{link}>).	2643	Freezes the player and moves him/her to a special map (C<{link}>).
2262		2644
2263	The player should be reasonably safe there for short amounts of time. You	2645	The player should be reasonably safe there for short amounts of time (e.g.
2264	I<MUST> call C<leave_link> as soon as possible, though.	2646	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2647	though, as the player cannot control the character while it is on the link
		2648	map.
2265		2649
2266	Will never block.	2650	Will never block.
2267		2651
2268	=item $player_object->leave_link ($map, $x, $y)	2652	=item $player_object->leave_link ($map, $x, $y)
2269		2653
…		…
2289	sub cf::object::player::enter_link {	2673	sub cf::object::player::enter_link {
2290	my ($self) = @_;	2674	my ($self) = @_;
2291		2675
2292	$self->deactivate_recursive;	2676	$self->deactivate_recursive;
2293		2677
		2678	++$self->{_link_recursion};
		2679
2294	return if UNIVERSAL::isa $self->map, "ext::map_link";	2680	return if UNIVERSAL::isa $self->map, "ext::map_link";
2295		2681
2296	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2682	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2297	if $self->map && $self->map->{path} ne "{link}";	2683	if $self->map && $self->map->{path} ne "{link}";
2298		2684
2299	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2685	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2300	}	2686	}
2301		2687
2302	sub cf::object::player::leave_link {	2688	sub cf::object::player::leave_link {
2303	my ($self, $map, $x, $y) = @_;	2689	my ($self, $map, $x, $y) = @_;
2304		2690
…		…
2321	($x, $y) = (-1, -1)	2707	($x, $y) = (-1, -1)
2322	unless (defined $x) && (defined $y);	2708	unless (defined $x) && (defined $y);
2323		2709
2324	# use -1 or undef as default coordinates, not 0, 0	2710	# use -1 or undef as default coordinates, not 0, 0
2325	($x, $y) = ($map->enter_x, $map->enter_y)	2711	($x, $y) = ($map->enter_x, $map->enter_y)
2326	if $x <=0 && $y <= 0;	2712	if $x <= 0 && $y <= 0;
2327		2713
2328	$map->load;	2714	$map->load;
2329	$map->load_neighbours;	2715	$map->load_neighbours;
2330		2716
2331	return unless $self->contr->active;	2717	return unless $self->contr->active;
2332	$self->activate_recursive;
2333		2718
2334	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2719	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2335	$self->enter_map ($map, $x, $y);	2720	if ($self->enter_map ($map, $x, $y)) {
2336	}	2721	# entering was successful
		2722	delete $self->{_link_recursion};
		2723	# only activate afterwards, to support waiting in hooks
		2724	$self->activate_recursive;
		2725	}
2337		2726
		2727	}
		2728
2338	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2729	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2339		2730
2340	Moves the player to the given map-path and coordinates by first freezing	2731	Moves the player to the given map-path and coordinates by first freezing
2341	her, loading and preparing them map, calling the provided $check callback	2732	her, loading and preparing them map, calling the provided $check callback
2342	that has to return the map if sucecssful, and then unfreezes the player on	2733	that has to return the map if sucecssful, and then unfreezes the player on
2343	the new (success) or old (failed) map position. In either case, $done will	2734	the new (success) or old (failed) map position. In either case, $done will
2344	be called at the end of this process.	2735	be called at the end of this process.
2345		2736
		2737	Note that $check will be called with a potentially non-loaded map, so if
		2738	it needs a loaded map it has to call C<< ->load >>.
		2739
2346	=cut	2740	=cut
2347		2741
2348	our $GOTOGEN;	2742	our $GOTOGEN;
2349		2743
2350	sub cf::object::player::goto {	2744	sub cf::object::player::goto {
2351	my ($self, $path, $x, $y, $check, $done) = @_;	2745	my ($self, $path, $x, $y, $check, $done) = @_;
2352		2746
		2747	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2748	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2749	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2750	($path, $x, $y) = @$EMERGENCY_POSITION;
		2751	}
		2752
2353	# do generation counting so two concurrent goto's will be executed in-order	2753	# do generation counting so two concurrent goto's will be executed in-order
2354	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2754	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2355		2755
2356	$self->enter_link;	2756	$self->enter_link;
2357		2757
2358	(async {	2758	(async {
		2759	$Coro::current->{desc} = "player::goto $path $x $y";
		2760
		2761	# *tag paths override both path and x|y
		2762	if ($path =~ /^\*(.*)$/) {
		2763	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2764	my $ob = $obs[rand @obs];
		2765
		2766	# see if we actually can go there
		2767	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2768	$ob = $obs[rand @obs];
		2769	} else {
		2770	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2771	}
		2772	# else put us there anyways for now #d#
		2773
		2774	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2775	} else {
		2776	($path, $x, $y) = (undef, undef, undef);
		2777	}
		2778	}
		2779
2359	my $map = eval {	2780	my $map = eval {
2360	my $map = cf::map::find $path;	2781	my $map = defined $path ? cf::map::find $path : undef;
2361		2782
2362	if ($map) {	2783	if ($map) {
2363	$map = $map->customise_for ($self);	2784	$map = $map->customise_for ($self);
2364	$map = $check->($map) if $check && $map;	2785	$map = $check->($map, $x, $y, $self) if $check && $map;
2365	} else {	2786	} else {
2366	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2787	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2367	}	2788	}
2368		2789
2369	$map	2790	$map
2370	};	2791	};
2371		2792
…		…
2377	if ($gen == $self->{_goto_generation}) {	2798	if ($gen == $self->{_goto_generation}) {
2378	delete $self->{_goto_generation};	2799	delete $self->{_goto_generation};
2379	$self->leave_link ($map, $x, $y);	2800	$self->leave_link ($map, $x, $y);
2380	}	2801	}
2381		2802
2382	$done->() if $done;	2803	$done->($self) if $done;
2383	})->prio (1);	2804	})->prio (1);
2384	}	2805	}
2385		2806
2386	=item $player_object->enter_exit ($exit_object)	2807	=item $player_object->enter_exit ($exit_object)
2387		2808
…		…
2407	}	2828	}
2408		2829
2409	sub prepare_random_map {	2830	sub prepare_random_map {
2410	my ($exit) = @_;	2831	my ($exit) = @_;
2411		2832
2412	my $guard = cf::lock_acquire "exit_prepare:$exit";
2413
2414	# all this does is basically replace the /! path by	2833	# all this does is basically replace the /! path by
2415	# a new random map path (?random/...) with a seed	2834	# a new random map path (?random/...) with a seed
2416	# that depends on the exit object	2835	# that depends on the exit object
2417		2836
2418	my $rmp = parse_random_map_params $exit->msg;	2837	my $rmp = parse_random_map_params $exit->msg;
…		…
2420	if ($exit->map) {	2839	if ($exit->map) {
2421	$rmp->{region} = $exit->region->name;	2840	$rmp->{region} = $exit->region->name;
2422	$rmp->{origin_map} = $exit->map->path;	2841	$rmp->{origin_map} = $exit->map->path;
2423	$rmp->{origin_x} = $exit->x;	2842	$rmp->{origin_x} = $exit->x;
2424	$rmp->{origin_y} = $exit->y;	2843	$rmp->{origin_y} = $exit->y;
		2844
		2845	$exit->map->touch;
2425	}	2846	}
2426		2847
2427	$rmp->{random_seed} ||= $exit->random_seed;	2848	$rmp->{random_seed} ||= $exit->random_seed;
2428		2849
2429	my $data = cf::to_json $rmp;	2850	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2430	my $md5 = Digest::MD5::md5_hex $data;	2851	my $md5 = Digest::MD5::md5_hex $data;
2431	my $meta = "$RANDOMDIR/$md5.meta";	2852	my $meta = "$RANDOMDIR/$md5.meta";
2432		2853
2433	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2854	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2434	aio_write $fh, 0, (length $data), $data, 0;	2855	aio_write $fh, 0, (length $data), $data, 0;
2435	undef $fh;	2856	undef $fh;
2436	aio_rename "$meta~", $meta;	2857	aio_rename "$meta~", $meta;
2437		2858
		2859	my $slaying = "?random/$md5";
		2860
		2861	if ($exit->valid) {
2438	$exit->slaying ("?random/$md5");	2862	$exit->slaying ("?random/$md5");
2439	$exit->msg (undef);	2863	$exit->msg (undef);
		2864	}
2440	}	2865	}
2441	}	2866	}
2442		2867
2443	sub cf::object::player::enter_exit {	2868	sub cf::object::player::enter_exit {
2444	my ($self, $exit) = @_;	2869	my ($self, $exit) = @_;
2445		2870
2446	return unless $self->type == cf::PLAYER;	2871	return unless $self->type == cf::PLAYER;
2447		2872
2448	if ($exit->slaying eq "/!") {
2449	#TODO: this should de-fi-ni-te-ly not be a sync-job
2450	# the problem is that $exit might not survive long enough
2451	# so it needs to be done right now, right here
2452	cf::sync_job { prepare_random_map $exit };
2453	}
2454
2455	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2456	my $hp = $exit->stats->hp;
2457	my $sp = $exit->stats->sp;
2458
2459	$self->enter_link;	2873	$self->enter_link;
2460		2874
2461	# if exit is damned, update players death & WoR home-position
2462	$self->contr->savebed ($slaying, $hp, $sp)
2463	if $exit->flag (FLAG_DAMNED);
2464
2465	(async {	2875	(async {
2466	$self->deactivate_recursive; # just to be sure	2876	$Coro::current->{desc} = "enter_exit";
		2877
2467	unless (eval {	2878	unless (eval {
		2879	$self->deactivate_recursive; # just to be sure
		2880
		2881	# random map handling
		2882	{
		2883	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2884
		2885	prepare_random_map $exit
		2886	if $exit->slaying eq "/!";
		2887	}
		2888
		2889	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2890	my $x = $exit->stats->hp;
		2891	my $y = $exit->stats->sp;
		2892
2468	$self->goto ($slaying, $hp, $sp);	2893	$self->goto ($map, $x, $y);
2469		2894
		2895	# if exit is damned, update players death & WoR home-position
		2896	$self->contr->savebed ($map, $x, $y)
		2897	if $exit->flag (cf::FLAG_DAMNED);
		2898
2470	1;	2899	1
2471	}) {	2900	}) {
2472	$self->message ("Something went wrong deep within the crossfire server. "	2901	$self->message ("Something went wrong deep within the deliantra server. "
2473	. "I'll try to bring you back to the map you were before. "	2902	. "I'll try to bring you back to the map you were before. "
2474	. "Please report this to the dungeon master!",	2903	. "Please report this to the dungeon master!",
2475	cf::NDI_UNIQUE | cf::NDI_RED);	2904	cf::NDI_UNIQUE | cf::NDI_RED);
2476		2905
2477	warn "ERROR in enter_exit: $@";	2906	error "ERROR in enter_exit: $@";
2478	$self->leave_link;	2907	$self->leave_link;
2479	}	2908	}
2480	})->prio (1);	2909	})->prio (1);
2481	}	2910	}
2482		2911
…		…
2494	sub cf::client::send_drawinfo {	2923	sub cf::client::send_drawinfo {
2495	my ($self, $text, $flags) = @_;	2924	my ($self, $text, $flags) = @_;
2496		2925
2497	utf8::encode $text;	2926	utf8::encode $text;
2498	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2927	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2928	}
		2929
		2930	=item $client->send_big_packet ($pkt)
		2931
		2932	Like C<send_packet>, but tries to compress large packets, and fragments
		2933	them as required.
		2934
		2935	=cut
		2936
		2937	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2938
		2939	sub cf::client::send_big_packet {
		2940	my ($self, $pkt) = @_;
		2941
		2942	# try lzf for large packets
		2943	$pkt = "lzf " . Compress::LZF::compress $pkt
		2944	if 1024 <= length $pkt and $self->{can_lzf};
		2945
		2946	# split very large packets
		2947	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2948	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2949	$pkt = "frag";
		2950	}
		2951
		2952	$self->send_packet ($pkt);
2499	}	2953	}
2500		2954
2501	=item $client->send_msg ($channel, $msg, $color, [extra...])	2955	=item $client->send_msg ($channel, $msg, $color, [extra...])
2502		2956
2503	Send a drawinfo or msg packet to the client, formatting the msg for the	2957	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2505	the message, with C<log> being the default. If C<$color> is negative, suppress	2959	the message, with C<log> being the default. If C<$color> is negative, suppress
2506	the message unless the client supports the msg packet.	2960	the message unless the client supports the msg packet.
2507		2961
2508	=cut	2962	=cut
2509		2963
		2964	# non-persistent channels (usually the info channel)
2510	our %CHANNEL = (	2965	our %CHANNEL = (
		2966	"c/motd" => {
		2967	id => "infobox",
		2968	title => "MOTD",
		2969	reply => undef,
		2970	tooltip => "The message of the day",
		2971	},
2511	"c/identify" => {	2972	"c/identify" => {
2512	id => "identify",	2973	id => "infobox",
2513	title => "Identify",	2974	title => "Identify",
2514	reply => undef,	2975	reply => undef,
2515	tooltip => "Items recently identified",	2976	tooltip => "Items recently identified",
2516	},	2977	},
2517	"c/examine" => {	2978	"c/examine" => {
2518	id => "examine",	2979	id => "infobox",
2519	title => "Examine",	2980	title => "Examine",
2520	reply => undef,	2981	reply => undef,
2521	tooltip => "Signs and other items you examined",	2982	tooltip => "Signs and other items you examined",
2522	},	2983	},
		2984	"c/shopinfo" => {
		2985	id => "infobox",
		2986	title => "Shop Info",
		2987	reply => undef,
		2988	tooltip => "What your bargaining skill tells you about the shop",
		2989	},
		2990	"c/book" => {
		2991	id => "infobox",
		2992	title => "Book",
		2993	reply => undef,
		2994	tooltip => "The contents of a note or book",
		2995	},
		2996	"c/lookat" => {
		2997	id => "infobox",
		2998	title => "Look",
		2999	reply => undef,
		3000	tooltip => "What you saw there",
		3001	},
		3002	"c/who" => {
		3003	id => "infobox",
		3004	title => "Players",
		3005	reply => undef,
		3006	tooltip => "Shows players who are currently online",
		3007	},
		3008	"c/body" => {
		3009	id => "infobox",
		3010	title => "Body Parts",
		3011	reply => undef,
		3012	tooltip => "Shows which body parts you posess and are available",
		3013	},
		3014	"c/statistics" => {
		3015	id => "infobox",
		3016	title => "Statistics",
		3017	reply => undef,
		3018	tooltip => "Shows your primary statistics",
		3019	},
		3020	"c/skills" => {
		3021	id => "infobox",
		3022	title => "Skills",
		3023	reply => undef,
		3024	tooltip => "Shows your experience per skill and item power",
		3025	},
		3026	"c/shopitems" => {
		3027	id => "infobox",
		3028	title => "Shop Items",
		3029	reply => undef,
		3030	tooltip => "Shows the items currently for sale in this shop",
		3031	},
		3032	"c/resistances" => {
		3033	id => "infobox",
		3034	title => "Resistances",
		3035	reply => undef,
		3036	tooltip => "Shows your resistances",
		3037	},
		3038	"c/pets" => {
		3039	id => "infobox",
		3040	title => "Pets",
		3041	reply => undef,
		3042	tooltip => "Shows information abotu your pets/a specific pet",
		3043	},
		3044	"c/perceiveself" => {
		3045	id => "infobox",
		3046	title => "Perceive Self",
		3047	reply => undef,
		3048	tooltip => "You gained detailed knowledge about yourself",
		3049	},
		3050	"c/uptime" => {
		3051	id => "infobox",
		3052	title => "Uptime",
		3053	reply => undef,
		3054	tooltip => "How long the server has been running since last restart",
		3055	},
		3056	"c/mapinfo" => {
		3057	id => "infobox",
		3058	title => "Map Info",
		3059	reply => undef,
		3060	tooltip => "Information related to the maps",
		3061	},
		3062	"c/party" => {
		3063	id => "party",
		3064	title => "Party",
		3065	reply => "gsay ",
		3066	tooltip => "Messages and chat related to your party",
		3067	},
		3068	"c/death" => {
		3069	id => "death",
		3070	title => "Death",
		3071	reply => undef,
		3072	tooltip => "Reason for and more info about your most recent death",
		3073	},
		3074	"c/say" => $SAY_CHANNEL,
		3075	"c/chat" => $CHAT_CHANNEL,
2523	);	3076	);
2524		3077
2525	sub cf::client::send_msg {	3078	sub cf::client::send_msg {
2526	my ($self, $channel, $msg, $color, @extra) = @_;	3079	my ($self, $channel, $msg, $color, @extra) = @_;
2527		3080
2528	$msg = $self->pl->expand_cfpod ($msg);	3081	$msg = $self->pl->expand_cfpod ($msg)
		3082	unless $color & cf::NDI_VERBATIM;
2529		3083
2530	$color &= cf::NDI_CLIENT_MASK; # just in case...	3084	$color &= cf::NDI_CLIENT_MASK; # just in case...
2531		3085
2532	# check predefined channels, for the benefit of C	3086	# check predefined channels, for the benefit of C
2533	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};	3087	if ($CHANNEL{$channel}) {
		3088	$channel = $CHANNEL{$channel};
2534		3089
		3090	$self->ext_msg (channel_info => $channel);
		3091	$channel = $channel->{id};
		3092
2535	if (ref $channel) {	3093	} elsif (ref $channel) {
2536	# send meta info to client, if not yet sent	3094	# send meta info to client, if not yet sent
2537	unless (exists $self->{channel}{$channel->{id}}) {	3095	unless (exists $self->{channel}{$channel->{id}}) {
2538	$self->{channel}{$channel->{id}} = $channel;	3096	$self->{channel}{$channel->{id}} = $channel;
2539	$self->ext_msg (channel_info => $channel);	3097	$self->ext_msg (channel_info => $channel);
2540	}	3098	}
…		…
2542	$channel = $channel->{id};	3100	$channel = $channel->{id};
2543	}	3101	}
2544		3102
2545	return unless @extra || length $msg;	3103	return unless @extra || length $msg;
2546		3104
2547	if ($self->can_msg) {
2548	# default colour, mask it out	3105	# default colour, mask it out
2549	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3106	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2550	if $color & cf::NDI_DEF;	3107	if $color & cf::NDI_DEF;
2551		3108
2552	$self->send_packet ("msg " . $self->{json_coder}->encode (	3109	my $pkt = "msg "
		3110	. $self->{json_coder}->encode (
2553	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3111	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2554	} else {	3112	);
2555	if ($color >= 0) {
2556	# replace some tags by gcfclient-compatible ones
2557	for ($msg) {
2558	1 while
2559	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2560	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2561	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2562	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2563	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2564	}
2565		3113
2566	$color &= cf::NDI_COLOR_MASK;	3114	$self->send_big_packet ($pkt);
2567
2568	utf8::encode $msg;
2569
2570	if (0 && $msg =~ /\[/) {
2571	# COMMAND/INFO
2572	$self->send_packet ("drawextinfo $color 10 8 $msg")
2573	} else {
2574	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2575	$self->send_packet ("drawinfo $color $msg")
2576	}
2577	}
2578	}
2579	}	3115	}
2580		3116
2581	=item $client->ext_msg ($type, @msg)	3117	=item $client->ext_msg ($type, @msg)
2582		3118
2583	Sends an ext event to the client.	3119	Sends an ext event to the client.
…		…
2586		3122
2587	sub cf::client::ext_msg($$@) {	3123	sub cf::client::ext_msg($$@) {
2588	my ($self, $type, @msg) = @_;	3124	my ($self, $type, @msg) = @_;
2589		3125
2590	if ($self->extcmd == 2) {	3126	if ($self->extcmd == 2) {
2591	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3127	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2592	} elsif ($self->extcmd == 1) { # TODO: remove	3128	} elsif ($self->extcmd == 1) { # TODO: remove
2593	push @msg, msgtype => "event_$type";	3129	push @msg, msgtype => "event_$type";
2594	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3130	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2595	}	3131	}
2596	}	3132	}
2597		3133
2598	=item $client->ext_reply ($msgid, @msg)	3134	=item $client->ext_reply ($msgid, @msg)
2599		3135
…		…
2603		3139
2604	sub cf::client::ext_reply($$@) {	3140	sub cf::client::ext_reply($$@) {
2605	my ($self, $id, @msg) = @_;	3141	my ($self, $id, @msg) = @_;
2606		3142
2607	if ($self->extcmd == 2) {	3143	if ($self->extcmd == 2) {
2608	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3144	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2609	} elsif ($self->extcmd == 1) {	3145	} elsif ($self->extcmd == 1) {
2610	#TODO: version 1, remove	3146	#TODO: version 1, remove
2611	unshift @msg, msgtype => "reply", msgid => $id;	3147	unshift @msg, msgtype => "reply", msgid => $id;
2612	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3148	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2613	}	3149	}
2614	}	3150	}
2615		3151
2616	=item $success = $client->query ($flags, "text", \&cb)	3152	=item $success = $client->query ($flags, "text", \&cb)
2617		3153
…		…
2688		3224
2689	$ns->ext_reply ($reply, @reply)	3225	$ns->ext_reply ($reply, @reply)
2690	if $reply;	3226	if $reply;
2691		3227
2692	} else {	3228	} else {
2693	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3229	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2694	}	3230	}
2695		3231
2696	cf::override;	3232	cf::override;
2697	},	3233	},
2698	);	3234	);
…		…
2718		3254
2719	$coro	3255	$coro
2720	}	3256	}
2721		3257
2722	cf::client->attach (	3258	cf::client->attach (
2723	on_destroy => sub {	3259	on_client_destroy => sub {
2724	my ($ns) = @_;	3260	my ($ns) = @_;
2725		3261
2726	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3262	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2727	},	3263	},
2728	);	3264	);
…		…
2744	our $safe_hole = new Safe::Hole;	3280	our $safe_hole = new Safe::Hole;
2745		3281
2746	$SIG{FPE} = 'IGNORE';	3282	$SIG{FPE} = 'IGNORE';
2747		3283
2748	$safe->permit_only (Opcode::opset qw(	3284	$safe->permit_only (Opcode::opset qw(
2749	:base_core :base_mem :base_orig :base_math	3285	:base_core :base_mem :base_orig :base_math :base_loop
2750	grepstart grepwhile mapstart mapwhile	3286	grepstart grepwhile mapstart mapwhile
2751	sort time	3287	sort time
2752	));	3288	));
2753		3289
2754	# here we export the classes and methods available to script code	3290	# here we export the classes and methods available to script code
…		…
2756	=pod	3292	=pod
2757		3293
2758	The following functions and methods are available within a safe environment:	3294	The following functions and methods are available within a safe environment:
2759		3295
2760	cf::object	3296	cf::object
2761	contr pay_amount pay_player map x y force_find force_add	3297	contr pay_amount pay_player map x y force_find force_add destroy
2762	insert remove name archname title slaying race decrease_ob_nr	3298	insert remove name archname title slaying race decrease split
		3299	value
2763		3300
2764	cf::object::player	3301	cf::object::player
2765	player	3302	player
2766		3303
2767	cf::player	3304	cf::player
…		…
2772		3309
2773	=cut	3310	=cut
2774		3311
2775	for (	3312	for (
2776	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3313	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2777	insert remove inv name archname title slaying race	3314	insert remove inv nrof name archname title slaying race
2778	decrease_ob_nr)],	3315	decrease split destroy change_exp value msg lore send_msg)],
2779	["cf::object::player" => qw(player)],	3316	["cf::object::player" => qw(player)],
2780	["cf::player" => qw(peaceful)],	3317	["cf::player" => qw(peaceful send_msg)],
2781	["cf::map" => qw(trigger)],	3318	["cf::map" => qw(trigger)],
2782	) {	3319	) {
2783	no strict 'refs';
2784	my ($pkg, @funs) = @$_;	3320	my ($pkg, @funs) = @$_;
2785	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3321	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2786	for @funs;	3322	for @funs;
2787	}	3323	}
2788		3324
…		…
2803		3339
2804	my $qcode = $code;	3340	my $qcode = $code;
2805	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3341	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2806	$qcode =~ s/\n/\\n/g;	3342	$qcode =~ s/\n/\\n/g;
2807		3343
		3344	%vars = (_dummy => 0) unless %vars;
		3345
		3346	my @res;
2808	local $_;	3347	local $_;
2809	local @safe::cf::_safe_eval_args = values %vars;
2810		3348
2811	my $eval =	3349	my $eval =
2812	"do {\n"	3350	"do {\n"
2813	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3351	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2814	. "#line 0 \"{$qcode}\"\n"	3352	. "#line 0 \"{$qcode}\"\n"
2815	. $code	3353	. $code
2816	. "\n}"	3354	. "\n}"
2817	;	3355	;
2818		3356
		3357	if ($CFG{safe_eval}) {
2819	sub_generation_inc;	3358	sub_generation_inc;
		3359	local @safe::cf::_safe_eval_args = values %vars;
2820	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3360	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2821	sub_generation_inc;	3361	sub_generation_inc;
		3362	} else {
		3363	local @cf::_safe_eval_args = values %vars;
		3364	@res = wantarray ? eval eval : scalar eval $eval;
		3365	}
2822		3366
2823	if ($@) {	3367	if ($@) {
2824	warn "$@";	3368	warn "$@",
2825	warn "while executing safe code '$code'\n";	3369	"while executing safe code '$code'\n",
2826	warn "with arguments " . (join " ", %vars) . "\n";	3370	"with arguments " . (join " ", %vars) . "\n";
2827	}	3371	}
2828		3372
2829	wantarray ? @res : $res[0]	3373	wantarray ? @res : $res[0]
2830	}	3374	}
2831		3375
…		…
2845	=cut	3389	=cut
2846		3390
2847	sub register_script_function {	3391	sub register_script_function {
2848	my ($fun, $cb) = @_;	3392	my ($fun, $cb) = @_;
2849		3393
2850	no strict 'refs';	3394	$fun = "safe::$fun" if $CFG{safe_eval};
2851	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3395	*$fun = $safe_hole->wrap ($cb);
2852	}	3396	}
2853		3397
2854	=back	3398	=back
2855		3399
2856	=cut	3400	=cut
…		…
2865	# for this (global event?)	3409	# for this (global event?)
2866	%ext::player_env::MUSIC_FACE_CACHE = ();	3410	%ext::player_env::MUSIC_FACE_CACHE = ();
2867		3411
2868	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3412	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2869		3413
2870	warn "loading facedata from $path\n";	3414	trace "loading facedata from $path\n";
2871		3415
2872	my $facedata;
2873	0 < aio_load $path, $facedata	3416	0 < aio_load $path, my $facedata
2874	or die "$path: $!";	3417	or die "$path: $!";
2875		3418
2876	$facedata = Coro::Storable::thaw $facedata;	3419	$facedata = Coro::Storable::thaw $facedata;
2877		3420
2878	$facedata->{version} == 2	3421	$facedata->{version} == 2
2879	or cf::cleanup "$path: version mismatch, cannot proceed.";	3422	or cf::cleanup "$path: version mismatch, cannot proceed.";
2880		3423
2881	# patch in the exptable	3424	# patch in the exptable
		3425	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
2882	$facedata->{resource}{"res/exp_table"} = {	3426	$facedata->{resource}{"res/exp_table"} = {
2883	type => FT_RSRC,	3427	type => FT_RSRC,
2884	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3428	data => $exp_table,
		3429	hash => (Digest::MD5::md5 $exp_table),
2885	};	3430	};
2886	cf::cede_to_tick;	3431	cf::cede_to_tick;
2887		3432
2888	{	3433	{
2889	my $faces = $facedata->{faceinfo};	3434	my $faces = $facedata->{faceinfo};
2890		3435
2891	while (my ($face, $info) = each %$faces) {	3436	while (my ($face, $info) = each %$faces) {
2892	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3437	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3438
2893	cf::face::set_visibility $idx, $info->{visibility};	3439	cf::face::set_visibility $idx, $info->{visibility};
2894	cf::face::set_magicmap $idx, $info->{magicmap};	3440	cf::face::set_magicmap $idx, $info->{magicmap};
2895	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3441	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2896	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3442	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
2897		3443
2898	cf::cede_to_tick;	3444	cf::cede_to_tick;
2899	}	3445	}
2900		3446
2901	while (my ($face, $info) = each %$faces) {	3447	while (my ($face, $info) = each %$faces) {
2902	next unless $info->{smooth};	3448	next unless $info->{smooth};
		3449
2903	my $idx = cf::face::find $face	3450	my $idx = cf::face::find $face
2904	or next;	3451	or next;
		3452
2905	if (my $smooth = cf::face::find $info->{smooth}) {	3453	if (my $smooth = cf::face::find $info->{smooth}) {
2906	cf::face::set_smooth $idx, $smooth;	3454	cf::face::set_smooth $idx, $smooth;
2907	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3455	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2908	} else {	3456	} else {
2909	warn "smooth face '$info->{smooth}' not found for face '$face'";	3457	error "smooth face '$info->{smooth}' not found for face '$face'";
2910	}	3458	}
2911		3459
2912	cf::cede_to_tick;	3460	cf::cede_to_tick;
2913	}	3461	}
2914	}	3462	}
…		…
2923		3471
2924	cf::anim::invalidate_all; # d'oh	3472	cf::anim::invalidate_all; # d'oh
2925	}	3473	}
2926		3474
2927	{	3475	{
2928	# TODO: for gcfclient pleasure, we should give resources
2929	# that gcfclient doesn't grok a >10000 face index.
2930	my $res = $facedata->{resource};	3476	my $res = $facedata->{resource};
2931		3477
2932	my $soundconf = delete $res->{"res/sound.conf"};
2933
2934	while (my ($name, $info) = each %$res) {	3478	while (my ($name, $info) = each %$res) {
		3479	if (defined $info->{type}) {
2935	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3480	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2936	my $data;
2937		3481
2938	if ($info->{type} & 1) {	3482	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
2939	# prepend meta info	3483	cf::face::set_type $idx, $info->{type};
2940
2941	my $meta = $enc->encode ({
2942	name => $name,
2943	%{ $info->{meta} || {} },
2944	});
2945
2946	$data = pack "(w/a*)*", $meta, $info->{data};
2947	} else {	3484	} else {
2948	$data = $info->{data};	3485	$RESOURCE{$name} = $info; # unused
2949	}	3486	}
2950		3487
2951	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
2952	cf::face::set_type $idx, $info->{type};
2953
2954	cf::cede_to_tick;	3488	cf::cede_to_tick;
2955	}	3489	}
2956
2957	if ($soundconf) {
2958	$soundconf = $enc->decode (delete $soundconf->{data});
2959
2960	for (0 .. SOUND_CAST_SPELL_0 - 1) {
2961	my $sound = $soundconf->{compat}[$_]
2962	or next;
2963
2964	my $face = cf::face::find "sound/$sound->[1]";
2965	cf::sound::set $sound->[0] => $face;
2966	cf::sound::old_sound_index $_, $face; # gcfclient-compat
2967	}
2968
2969	while (my ($k, $v) = each %{$soundconf->{event}}) {
2970	my $face = cf::face::find "sound/$v";
2971	cf::sound::set $k => $face;
2972	}
2973	}
2974	}	3490	}
		3491
		3492	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
2975		3493
2976	1	3494	1
2977	}	3495	}
2978		3496
2979	register_exticmd fx_want => sub {	3497	register_exticmd fx_want => sub {
…		…
2981		3499
2982	while (my ($k, $v) = each %$want) {	3500	while (my ($k, $v) = each %$want) {
2983	$ns->fx_want ($k, $v);	3501	$ns->fx_want ($k, $v);
2984	}	3502	}
2985	};	3503	};
		3504
		3505	sub load_resource_file($) {
		3506	my $guard = lock_acquire "load_resource_file";
		3507
		3508	my $status = load_resource_file_ $_[0];
		3509	get_slot 0.1, 100;
		3510	cf::arch::commit_load;
		3511
		3512	$status
		3513	}
2986		3514
2987	sub reload_regions {	3515	sub reload_regions {
2988	# HACK to clear player env face cache, we need some signal framework	3516	# HACK to clear player env face cache, we need some signal framework
2989	# for this (global event?)	3517	# for this (global event?)
2990	%ext::player_env::MUSIC_FACE_CACHE = ();	3518	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3004	}	3532	}
3005		3533
3006	sub reload_archetypes {	3534	sub reload_archetypes {
3007	load_resource_file "$DATADIR/archetypes"	3535	load_resource_file "$DATADIR/archetypes"
3008	or die "unable to load archetypes\n";	3536	or die "unable to load archetypes\n";
3009	#d# NEED to laod twice to resolve forward references
3010	# this really needs to be done in an extra post-pass
3011	# (which needs to be synchronous, so solve it differently)
3012	load_resource_file "$DATADIR/archetypes"
3013	or die "unable to load archetypes\n";
3014	}	3537	}
3015		3538
3016	sub reload_treasures {	3539	sub reload_treasures {
3017	load_resource_file "$DATADIR/treasures"	3540	load_resource_file "$DATADIR/treasures"
3018	or die "unable to load treasurelists\n";	3541	or die "unable to load treasurelists\n";
3019	}	3542	}
3020		3543
		3544	sub reload_sound {
		3545	trace "loading sound config from $DATADIR/sound\n";
		3546
		3547	0 < Coro::AIO::aio_load "$DATADIR/sound", my $data
		3548	or die "$DATADIR/sound $!";
		3549
		3550	my $soundconf = JSON::XS->new->utf8->relaxed->decode ($data);
		3551
		3552	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3553	my $sound = $soundconf->{compat}[$_]
		3554	or next;
		3555
		3556	my $face = cf::face::find "sound/$sound->[1]";
		3557	cf::sound::set $sound->[0] => $face;
		3558	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3559	}
		3560
		3561	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3562	my $face = cf::face::find "sound/$v";
		3563	cf::sound::set $k => $face;
		3564	}
		3565	}
		3566
3021	sub reload_resources {	3567	sub reload_resources {
3022	warn "reloading resource files...\n";	3568	trace "reloading resource files...\n";
3023		3569
		3570	reload_exp_table;
		3571	reload_materials;
		3572	reload_facedata;
		3573	reload_sound;
		3574	reload_archetypes;
3024	reload_regions;	3575	reload_regions;
3025	reload_facedata;
3026	#reload_archetypes;#d#
3027	reload_archetypes;
3028	reload_treasures;	3576	reload_treasures;
3029		3577
3030	warn "finished reloading resource files\n";	3578	trace "finished reloading resource files\n";
3031	}
3032
3033	sub init {
3034	reload_resources;
3035	}	3579	}
3036		3580
3037	sub reload_config {	3581	sub reload_config {
3038	open my $fh, "<:utf8", "$CONFDIR/config"	3582	trace "reloading config file...\n";
3039	or return;
3040		3583
3041	local $/;	3584	0 < aio_load "$CONFDIR/config", my $config
3042	*CFG = YAML::Syck::Load <$fh>;	3585	or die "$CONFDIR/config: $!";
3043		3586
		3587	utf8::decode $config;
		3588	*CFG = yaml_load $config;
		3589
3044	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3590	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3045		3591
3046	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3592	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3047	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3593	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3048		3594
3049	if (exists $CFG{mlockall}) {	3595	if (exists $CFG{mlockall}) {
…		…
3053	};	3599	};
3054	warn $@ if $@;	3600	warn $@ if $@;
3055	}	3601	}
3056	}	3602	}
3057		3603
		3604	sub pidfile() {
		3605	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3606	or die "$PIDFILE: $!";
		3607	flock $fh, &Fcntl::LOCK_EX
		3608	or die "$PIDFILE: flock: $!";
		3609	$fh
		3610	}
		3611
		3612	# make sure only one server instance is running at any one time
		3613	sub atomic {
		3614	my $fh = pidfile;
		3615
		3616	my $pid = <$fh>;
		3617	kill 9, $pid if $pid > 0;
		3618
		3619	seek $fh, 0, 0;
		3620	print $fh $$;
		3621	}
		3622
		3623	sub main_loop {
		3624	trace "EV::loop starting\n";
		3625	if (1) {
		3626	EV::loop;
		3627	}
		3628	trace "EV::loop returned\n";
		3629	goto &main_loop unless $REALLY_UNLOOP;
		3630	}
		3631
3058	sub main {	3632	sub main {
		3633	cf::init_globals; # initialise logging
		3634
		3635	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3636	LOG llevInfo, "Copyright (C) 2005-2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3637	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3638	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3639
		3640	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3641
3059	# we must not ever block the main coroutine	3642	# we must not ever block the main coroutine
3060	local $Coro::idle = sub {	3643	local $Coro::idle = sub {
3061	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3644	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3062	(async {	3645	(async {
3063	Event::one_event;	3646	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3647	EV::loop EV::LOOP_ONESHOT;
3064	})->prio (Coro::PRIO_MAX);	3648	})->prio (Coro::PRIO_MAX);
3065	};	3649	};
3066		3650
		3651	evthread_start IO::AIO::poll_fileno;
		3652
		3653	cf::sync_job {
		3654	cf::incloader::init ();
		3655
		3656	cf::init_anim;
		3657	cf::init_attackmess;
		3658	cf::init_dynamic;
		3659
		3660	cf::load_settings;
		3661
		3662	reload_resources;
3067	reload_config;	3663	reload_config;
3068	db_init;	3664	db_init;
		3665
		3666	cf::init_uuid;
		3667	cf::init_signals;
		3668	cf::init_skills;
		3669
		3670	cf::init_beforeplay;
		3671
		3672	atomic;
		3673
3069	load_extensions;	3674	load_extensions;
3070		3675
3071	$TICK_WATCHER->start;	3676	utime time, time, $RUNTIMEFILE;
3072	Event::loop;	3677
		3678	# no (long-running) fork's whatsoever before this point(!)
		3679	use POSIX ();
		3680	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3681
		3682	cf::_post_init 0;
		3683	};
		3684
		3685	cf::object::thawer::errors_are_fatal 0;
		3686	info "parse errors in files are no longer fatal from this point on.\n";
		3687
		3688	my $free_main; $free_main = EV::idle sub {
		3689	undef $free_main;
		3690	undef &main; # free gobs of memory :)
		3691	};
		3692
		3693	goto &main_loop;
3073	}	3694	}
3074		3695
3075	#############################################################################	3696	#############################################################################
3076	# initialisation and cleanup	3697	# initialisation and cleanup
3077		3698
3078	# install some emergency cleanup handlers	3699	# install some emergency cleanup handlers
3079	BEGIN {	3700	BEGIN {
		3701	our %SIGWATCHER = ();
3080	for my $signal (qw(INT HUP TERM)) {	3702	for my $signal (qw(INT HUP TERM)) {
3081	Event->signal (	3703	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3082	reentrant => 0,
3083	data => WF_AUTOCANCEL,
3084	signal => $signal,
3085	prio => 0,
3086	cb => sub {
3087	cf::cleanup "SIG$signal";	3704	cf::cleanup "SIG$signal";
3088	},
3089	);	3705	};
3090	}	3706	}
3091	}	3707	}
3092		3708
3093	sub write_runtime {	3709	sub write_runtime_sync {
3094	my $runtime = "$LOCALDIR/runtime";	3710	my $t0 = AE::time;
3095		3711
3096	# first touch the runtime file to show we are still running:	3712	# first touch the runtime file to show we are still running:
3097	# the fsync below can take a very very long time.	3713	# the fsync below can take a very very long time.
3098		3714
3099	IO::AIO::aio_utime $runtime, undef, undef;	3715	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3100		3716
3101	my $guard = cf::lock_acquire "write_runtime";	3717	my $guard = cf::lock_acquire "write_runtime";
3102		3718
3103	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3719	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3104	or return;	3720	or return;
3105		3721
3106	my $value = $cf::RUNTIME + 90 + 10;	3722	my $value = $cf::RUNTIME + 90 + 10;
3107	# 10 is the runtime save interval, for a monotonic clock	3723	# 10 is the runtime save interval, for a monotonic clock
3108	# 60 allows for the watchdog to kill the server.	3724	# 60 allows for the watchdog to kill the server.
…		…
3118	aio_utime $fh, undef, undef;	3734	aio_utime $fh, undef, undef;
3119		3735
3120	close $fh	3736	close $fh
3121	or return;	3737	or return;
3122		3738
3123	aio_rename "$runtime~", $runtime	3739	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3124	and return;	3740	and return;
3125		3741
3126	warn "runtime file written.\n";	3742	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3127		3743
3128	1	3744	1
		3745	}
		3746
		3747	our $uuid_lock;
		3748	our $uuid_skip;
		3749
		3750	sub write_uuid_sync($) {
		3751	$uuid_skip ||= $_[0];
		3752
		3753	return if $uuid_lock;
		3754	local $uuid_lock = 1;
		3755
		3756	my $uuid = "$LOCALDIR/uuid";
		3757
		3758	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3759	or return;
		3760
		3761	my $value = uuid_seq uuid_cur;
		3762
		3763	unless ($value) {
		3764	info "cowardly refusing to write zero uuid value!\n";
		3765	return;
		3766	}
		3767
		3768	my $value = uuid_str $value + $uuid_skip;
		3769	$uuid_skip = 0;
		3770
		3771	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3772	and return;
		3773
		3774	# always fsync - this file is important
		3775	aio_fsync $fh
		3776	and return;
		3777
		3778	close $fh
		3779	or return;
		3780
		3781	aio_rename "$uuid~", $uuid
		3782	and return;
		3783
		3784	trace "uuid file written ($value).\n";
		3785
		3786	1
		3787
		3788	}
		3789
		3790	sub write_uuid($$) {
		3791	my ($skip, $sync) = @_;
		3792
		3793	$sync ? write_uuid_sync $skip
		3794	: async { write_uuid_sync $skip };
3129	}	3795	}
3130		3796
3131	sub emergency_save() {	3797	sub emergency_save() {
3132	my $freeze_guard = cf::freeze_mainloop;	3798	my $freeze_guard = cf::freeze_mainloop;
3133		3799
3134	warn "enter emergency perl save\n";	3800	info "emergency_perl_save: enter\n";
		3801
		3802	# this is a trade-off: we want to be very quick here, so
		3803	# save all maps without fsync, and later call a global sync
		3804	# (which in turn might be very very slow)
		3805	local $USE_FSYNC = 0;
3135		3806
3136	cf::sync_job {	3807	cf::sync_job {
		3808	cf::write_runtime_sync; # external watchdog should not bark
		3809
3137	# use a peculiar iteration method to avoid tripping on perl	3810	# use a peculiar iteration method to avoid tripping on perl
3138	# refcount bugs in for. also avoids problems with players	3811	# refcount bugs in for. also avoids problems with players
3139	# and maps saved/destroyed asynchronously.	3812	# and maps saved/destroyed asynchronously.
3140	warn "begin emergency player save\n";	3813	info "emergency_perl_save: begin player save\n";
3141	for my $login (keys %cf::PLAYER) {	3814	for my $login (keys %cf::PLAYER) {
3142	my $pl = $cf::PLAYER{$login} or next;	3815	my $pl = $cf::PLAYER{$login} or next;
3143	$pl->valid or next;	3816	$pl->valid or next;
		3817	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3144	$pl->save;	3818	$pl->save;
3145	}	3819	}
3146	warn "end emergency player save\n";	3820	info "emergency_perl_save: end player save\n";
3147		3821
3148	warn "begin emergency map save\n";	3822	cf::write_runtime_sync; # external watchdog should not bark
		3823
		3824	info "emergency_perl_save: begin map save\n";
3149	for my $path (keys %cf::MAP) {	3825	for my $path (keys %cf::MAP) {
3150	my $map = $cf::MAP{$path} or next;	3826	my $map = $cf::MAP{$path} or next;
3151	$map->valid or next;	3827	$map->valid or next;
3152	$map->save;	3828	$map->save;
3153	}	3829	}
3154	warn "end emergency map save\n";	3830	info "emergency_perl_save: end map save\n";
3155		3831
3156	warn "begin emergency database checkpoint\n";	3832	cf::write_runtime_sync; # external watchdog should not bark
		3833
		3834	info "emergency_perl_save: begin database checkpoint\n";
3157	BDB::db_env_txn_checkpoint $DB_ENV;	3835	BDB::db_env_txn_checkpoint $DB_ENV;
3158	warn "end emergency database checkpoint\n";	3836	info "emergency_perl_save: end database checkpoint\n";
		3837
		3838	info "emergency_perl_save: begin write uuid\n";
		3839	write_uuid_sync 1;
		3840	info "emergency_perl_save: end write uuid\n";
		3841
		3842	cf::write_runtime_sync; # external watchdog should not bark
		3843
		3844	trace "emergency_perl_save: syncing database to disk";
		3845	BDB::db_env_txn_checkpoint $DB_ENV;
		3846
		3847	info "emergency_perl_save: starting sync\n";
		3848	IO::AIO::aio_sync sub {
		3849	info "emergency_perl_save: finished sync\n";
		3850	};
		3851
		3852	cf::write_runtime_sync; # external watchdog should not bark
		3853
		3854	trace "emergency_perl_save: flushing outstanding aio requests";
		3855	while (IO::AIO::nreqs || BDB::nreqs) {
		3856	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
		3857	}
		3858
		3859	cf::write_runtime_sync; # external watchdog should not bark
3159	};	3860	};
3160		3861
3161	warn "leave emergency perl save\n";	3862	info "emergency_perl_save: leave\n";
3162	}	3863	}
3163		3864
3164	sub post_cleanup {	3865	sub post_cleanup {
3165	my ($make_core) = @_;	3866	my ($make_core) = @_;
3166		3867
		3868	IO::AIO::flush;
		3869
3167	warn Carp::longmess "post_cleanup backtrace"	3870	error Carp::longmess "post_cleanup backtrace"
3168	if $make_core;	3871	if $make_core;
		3872
		3873	my $fh = pidfile;
		3874	unlink $PIDFILE if <$fh> == $$;
		3875	}
		3876
		3877	# a safer delete_package, copied from Symbol
		3878	sub clear_package($) {
		3879	my $pkg = shift;
		3880
		3881	# expand to full symbol table name if needed
		3882	unless ($pkg =~ /^main::.*::$/) {
		3883	$pkg = "main$pkg" if $pkg =~ /^::/;
		3884	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3885	$pkg .= '::' unless $pkg =~ /::$/;
		3886	}
		3887
		3888	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3889	my $stem_symtab = *{$stem}{HASH};
		3890
		3891	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3892	or return;
		3893
		3894	# clear all symbols
		3895	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3896	for my $name (keys %$leaf_symtab) {
		3897	_gv_clear *{"$pkg$name"};
		3898	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3899	}
3169	}	3900	}
3170		3901
3171	sub do_reload_perl() {	3902	sub do_reload_perl() {
3172	# can/must only be called in main	3903	# can/must only be called in main
3173	if ($Coro::current != $Coro::main) {	3904	unless (in_main) {
3174	warn "can only reload from main coroutine";	3905	error "can only reload from main coroutine";
3175	return;	3906	return;
3176	}	3907	}
3177		3908
3178	warn "reloading...";	3909	return if $RELOAD++;
3179		3910
3180	warn "entering sync_job";	3911	my $t1 = AE::time;
3181		3912
		3913	while ($RELOAD) {
		3914	cf::get_slot 0.1, -1, "reload_perl";
		3915	info "perl_reload: reloading...";
		3916
		3917	trace "perl_reload: entering sync_job";
		3918
3182	cf::sync_job {	3919	cf::sync_job {
3183	cf::write_runtime; # external watchdog should not bark
3184	cf::emergency_save;	3920	#cf::emergency_save;
3185	cf::write_runtime; # external watchdog should not bark
3186		3921
3187	warn "syncing database to disk";
3188	BDB::db_env_txn_checkpoint $DB_ENV;
3189
3190	# if anything goes wrong in here, we should simply crash as we already saved
3191
3192	warn "cancelling all WF_AUTOCANCEL watchers";
3193	for (Event::all_watchers) {
3194	$_->cancel if $_->data & WF_AUTOCANCEL;
3195	}
3196
3197	warn "flushing outstanding aio requests";
3198	for (;;) {
3199	BDB::flush;
3200	IO::AIO::flush;
3201	Coro::cede;
3202	last unless IO::AIO::nreqs || BDB::nreqs;
3203	warn "iterate...";
3204	}
3205
3206	++$RELOAD;
3207
3208	warn "cancelling all extension coros";	3922	trace "perl_reload: cancelling all extension coros";
3209	$_->cancel for values %EXT_CORO;	3923	$_->cancel for values %EXT_CORO;
3210	%EXT_CORO = ();	3924	%EXT_CORO = ();
3211		3925
3212	warn "removing commands";	3926	trace "perl_reload: removing commands";
3213	%COMMAND = ();	3927	%COMMAND = ();
3214		3928
3215	warn "removing ext/exti commands";	3929	trace "perl_reload: removing ext/exti commands";
3216	%EXTCMD = ();	3930	%EXTCMD = ();
3217	%EXTICMD = ();	3931	%EXTICMD = ();
3218		3932
3219	warn "unloading/nuking all extensions";	3933	trace "perl_reload: unloading/nuking all extensions";
3220	for my $pkg (@EXTS) {	3934	for my $pkg (@EXTS) {
3221	warn "... unloading $pkg";	3935	trace "... unloading $pkg";
3222		3936
3223	if (my $cb = $pkg->can ("unload")) {	3937	if (my $cb = $pkg->can ("unload")) {
3224	eval {	3938	eval {
3225	$cb->($pkg);	3939	$cb->($pkg);
3226	1	3940	1
3227	} or warn "$pkg unloaded, but with errors: $@";	3941	} or error "$pkg unloaded, but with errors: $@";
		3942	}
		3943
		3944	trace "... clearing $pkg";
		3945	clear_package $pkg;
3228	}	3946	}
3229		3947
3230	warn "... nuking $pkg";
3231	Symbol::delete_package $pkg;
3232	}
3233
3234	warn "unloading all perl modules loaded from $LIBDIR";	3948	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3235	while (my ($k, $v) = each %INC) {	3949	while (my ($k, $v) = each %INC) {
3236	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	3950	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3237		3951
3238	warn "... unloading $k";	3952	trace "... unloading $k";
3239	delete $INC{$k};	3953	delete $INC{$k};
3240		3954
3241	$k =~ s/\.pm$//;	3955	$k =~ s/\.pm$//;
3242	$k =~ s/\//::/g;	3956	$k =~ s/\//::/g;
3243		3957
3244	if (my $cb = $k->can ("unload_module")) {	3958	if (my $cb = $k->can ("unload_module")) {
3245	$cb->();	3959	$cb->();
		3960	}
		3961
		3962	clear_package $k;
3246	}	3963	}
3247		3964
3248	Symbol::delete_package $k;
3249	}
3250
3251	warn "getting rid of safe::, as good as possible";	3965	trace "perl_reload: getting rid of safe::, as good as possible";
3252	Symbol::delete_package "safe::$_"	3966	clear_package "safe::$_"
3253	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3967	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3254		3968
3255	warn "unloading cf.pm \"a bit\"";	3969	trace "perl_reload: unloading cf.pm \"a bit\"";
3256	delete $INC{"cf.pm"};	3970	delete $INC{"cf.pm"};
3257	delete $INC{"cf/pod.pm"};	3971	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3258		3972
3259	# don't, removes xs symbols, too,	3973	# don't, removes xs symbols, too,
3260	# and global variables created in xs	3974	# and global variables created in xs
3261	#Symbol::delete_package __PACKAGE__;	3975	#clear_package __PACKAGE__;
3262		3976
3263	warn "unload completed, starting to reload now";	3977	info "perl_reload: unload completed, starting to reload now";
3264		3978
3265	warn "reloading cf.pm";	3979	trace "perl_reload: reloading cf.pm";
3266	require cf;	3980	require cf;
3267	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3981	cf::_connect_to_perl_1;
3268		3982
3269	warn "loading config and database again";	3983	trace "perl_reload: loading config and database again";
3270	cf::reload_config;	3984	cf::reload_config;
3271		3985
3272	warn "loading extensions";	3986	trace "perl_reload: loading extensions";
3273	cf::load_extensions;	3987	cf::load_extensions;
3274		3988
		3989	if ($REATTACH_ON_RELOAD) {
3275	warn "reattaching attachments to objects/players";	3990	trace "perl_reload: reattaching attachments to objects/players";
3276	_global_reattach; # objects, sockets	3991	_global_reattach; # objects, sockets
3277	warn "reattaching attachments to maps";	3992	trace "perl_reload: reattaching attachments to maps";
3278	reattach $_ for values %MAP;	3993	reattach $_ for values %MAP;
3279	warn "reattaching attachments to players";	3994	trace "perl_reload: reattaching attachments to players";
3280	reattach $_ for values %PLAYER;	3995	reattach $_ for values %PLAYER;
		3996	}
3281		3997
3282	warn "leaving sync_job";	3998	cf::_post_init 1;
3283		3999
		4000	trace "perl_reload: leaving sync_job";
		4001
3284	1	4002	1
3285	} or do {	4003	} or do {
3286	warn $@;	4004	error $@;
3287	warn "error while reloading, exiting.";	4005	cf::cleanup "perl_reload: error, exiting.";
3288	exit 1;	4006	};
		4007
		4008	--$RELOAD;
3289	};	4009	}
3290		4010
3291	warn "reloaded";	4011	$t1 = AE::time - $t1;
		4012	info "perl_reload: completed in ${t1}s\n";
3292	};	4013	};
3293		4014
3294	our $RELOAD_WATCHER; # used only during reload	4015	our $RELOAD_WATCHER; # used only during reload
3295		4016
3296	sub reload_perl() {	4017	sub reload_perl() {
3297	# doing reload synchronously and two reloads happen back-to-back,	4018	# doing reload synchronously and two reloads happen back-to-back,
3298	# coro crashes during coro_state_free->destroy here.	4019	# coro crashes during coro_state_free->destroy here.
3299		4020
3300	$RELOAD_WATCHER ||= Event->timer (	4021	$RELOAD_WATCHER ||= cf::async {
3301	reentrant => 0,	4022	Coro::AIO::aio_wait cache_extensions;
3302	after => 0,	4023
3303	data => WF_AUTOCANCEL,	4024	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3304	cb => sub {
3305	do_reload_perl;	4025	do_reload_perl;
3306	undef $RELOAD_WATCHER;	4026	undef $RELOAD_WATCHER;
3307	},	4027	};
3308	);	4028	};
3309	}	4029	}
3310		4030
3311	register_command "reload" => sub {	4031	register_command "reload" => sub {
3312	my ($who, $arg) = @_;	4032	my ($who, $arg) = @_;
3313		4033
3314	if ($who->flag (FLAG_WIZ)) {	4034	if ($who->flag (FLAG_WIZ)) {
3315	$who->message ("reloading server.");	4035	$who->message ("reloading server.");
		4036	async {
		4037	$Coro::current->{desc} = "perl_reload";
3316	async { reload_perl };	4038	reload_perl;
		4039	};
3317	}	4040	}
3318	};	4041	};
3319		4042
3320	unshift @INC, $LIBDIR;	4043	#############################################################################
3321		4044
3322	my $bug_warning = 0;	4045	my $bug_warning = 0;
3323		4046
3324	our @WAIT_FOR_TICK;	4047	our @WAIT_FOR_TICK;
3325	our @WAIT_FOR_TICK_BEGIN;	4048	our @WAIT_FOR_TICK_BEGIN;
3326		4049
3327	sub wait_for_tick {	4050	sub wait_for_tick() {
3328	return unless $TICK_WATCHER->is_active;
3329	return if $Coro::current == $Coro::main;	4051	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3330		4052
3331	my $signal = new Coro::Signal;	4053	my $signal = new Coro::Signal;
3332	push @WAIT_FOR_TICK, $signal;	4054	push @WAIT_FOR_TICK, $signal;
3333	$signal->wait;	4055	$signal->wait;
3334	}	4056	}
3335		4057
3336	sub wait_for_tick_begin {	4058	sub wait_for_tick_begin() {
3337	return unless $TICK_WATCHER->is_active;
3338	return if $Coro::current == $Coro::main;	4059	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3339		4060
3340	my $signal = new Coro::Signal;	4061	my $signal = new Coro::Signal;
3341	push @WAIT_FOR_TICK_BEGIN, $signal;	4062	push @WAIT_FOR_TICK_BEGIN, $signal;
3342	$signal->wait;	4063	$signal->wait;
3343	}	4064	}
3344		4065
3345	my $min = 1e6;#d#	4066	sub tick {
3346	my $avg = 10;
3347	$TICK_WATCHER = Event->timer (
3348	reentrant => 0,
3349	parked => 1,
3350	prio => 0,
3351	at => $NEXT_TICK || $TICK,
3352	data => WF_AUTOCANCEL,
3353	cb => sub {
3354	if ($Coro::current != $Coro::main) {	4067	if ($Coro::current != $Coro::main) {
3355	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4068	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3356	unless ++$bug_warning > 10;	4069	unless ++$bug_warning > 10;
3357	return;	4070	return;
3358	}	4071	}
3359		4072
3360	$NOW = $tick_start = Event::time;
3361
3362	cf::server_tick; # one server iteration	4073	cf::server_tick; # one server iteration
3363		4074
3364	0 && sync_job {#d#	4075	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3365	for(1..10) {
3366	my $t = Event::time;
3367	my $map = my $map = new_from_path cf::map "/tmp/x.map"
3368	or die;
3369		4076
3370	$map->width (50);	4077	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3371	$map->height (50);	4078	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3372	$map->alloc;	4079	Coro::async_pool {
3373	$map->_load_objects ("/tmp/x.map", 1);	4080	$Coro::current->{desc} = "runtime saver";
3374	my $t = Event::time - $t;	4081	write_runtime_sync
3375		4082	or error "ERROR: unable to write runtime file: $!";
3376	#next unless $t < 0.0013;#d#
3377	if ($t < $min) {
3378	$min = $t;
3379	}
3380	$avg = $avg * 0.99 + $t * 0.01;
3381	}
3382	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3383	exit 0;
3384	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3385	};	4083	};
		4084	}
3386		4085
3387	$RUNTIME += $TICK;
3388	$NEXT_TICK += $TICK;
3389
3390	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3391	$NEXT_RUNTIME_WRITE = $NOW + 10;
3392	Coro::async_pool {
3393	write_runtime
3394	or warn "ERROR: unable to write runtime file: $!";
3395	};
3396	}
3397
3398	# my $AFTER = Event::time;
3399	# warn $AFTER - $NOW;#d#
3400
3401	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4086	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3402	$sig->send;	4087	$sig->send;
3403	}	4088	}
3404	while (my $sig = shift @WAIT_FOR_TICK) {	4089	while (my $sig = shift @WAIT_FOR_TICK) {
3405	$sig->send;	4090	$sig->send;
3406	}	4091	}
3407		4092
3408	$NOW = Event::time;	4093	$LOAD = ($NOW - $TICK_START) / $TICK;
3409
3410	# if we are delayed by four ticks or more, skip them all
3411	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3412
3413	$TICK_WATCHER->at ($NEXT_TICK);
3414	$TICK_WATCHER->start;
3415
3416	$LOAD = ($NOW - $tick_start) / $TICK;
3417	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4094	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3418		4095
3419	_post_tick;	4096	if (0) {
3420		4097	if ($NEXT_TICK) {
3421		4098	my $jitter = $TICK_START - $NEXT_TICK;
		4099	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4100	debug "jitter $JITTER\n";#d#
		4101	}
3422	},	4102	}
3423	);	4103	}
3424		4104
3425	{	4105	{
3426	BDB::max_poll_time $TICK * 0.1;	4106	# configure BDB
3427	$BDB_POLL_WATCHER = Event->io (	4107
3428	reentrant => 0,
3429	fd => BDB::poll_fileno,
3430	poll => 'r',
3431	prio => 0,
3432	data => WF_AUTOCANCEL,
3433	cb => \&BDB::poll_cb,
3434	);
3435	BDB::min_parallel 8;	4108	BDB::min_parallel 16;
3436		4109	BDB::max_poll_reqs $TICK * 0.1;
3437	BDB::set_sync_prepare {	4110	$AnyEvent::BDB::WATCHER->priority (1);
3438	my $status;
3439	my $current = $Coro::current;
3440	(
3441	sub {
3442	$status = $!;
3443	$current->ready; undef $current;
3444	},
3445	sub {
3446	Coro::schedule while defined $current;
3447	$! = $status;
3448	},
3449	)
3450	};
3451		4111
3452	unless ($DB_ENV) {	4112	unless ($DB_ENV) {
3453	$DB_ENV = BDB::db_env_create;	4113	$DB_ENV = BDB::db_env_create;
		4114	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		4115	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4116	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		4117	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		4118	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3454		4119
3455	cf::sync_job {	4120	cf::sync_job {
3456	eval {	4121	eval {
3457	BDB::db_env_open	4122	BDB::db_env_open
3458	$DB_ENV,	4123	$DB_ENV,
…		…
3460	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4125	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3461	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4126	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3462	0666;	4127	0666;
3463		4128
3464	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4129	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3465
3466	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3467	$DB_ENV->set_lk_detect;
3468	};	4130	};
3469		4131
3470	cf::cleanup "db_env_open(db): $@" if $@;	4132	cf::cleanup "db_env_open(db): $@" if $@;
3471	};	4133	};
3472	}	4134	}
		4135
		4136	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		4137	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		4138	};
		4139	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		4140	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		4141	};
		4142	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		4143	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		4144	};
3473	}	4145	}
3474		4146
3475	{	4147	{
		4148	# configure IO::AIO
		4149
3476	IO::AIO::min_parallel 8;	4150	IO::AIO::min_parallel 8;
3477
3478	undef $Coro::AIO::WATCHER;
3479	IO::AIO::max_poll_time $TICK * 0.1;	4151	IO::AIO::max_poll_time $TICK * 0.1;
3480	$AIO_POLL_WATCHER = Event->io (	4152	undef $AnyEvent::AIO::WATCHER;
3481	reentrant => 0,
3482	data => WF_AUTOCANCEL,
3483	fd => IO::AIO::poll_fileno,
3484	poll => 'r',
3485	prio => 6,
3486	cb => \&IO::AIO::poll_cb,
3487	);
3488	}	4153	}
3489		4154
3490	my $_log_backtrace;	4155	my $_log_backtrace;
3491		4156
3492	sub _log_backtrace {	4157	sub _log_backtrace {
…		…
3495	$msg =~ s/\n//;	4160	$msg =~ s/\n//;
3496		4161
3497	# limit the # of concurrent backtraces	4162	# limit the # of concurrent backtraces
3498	if ($_log_backtrace < 2) {	4163	if ($_log_backtrace < 2) {
3499	++$_log_backtrace;	4164	++$_log_backtrace;
		4165	my $perl_bt = Carp::longmess $msg;
3500	async {	4166	async {
		4167	$Coro::current->{desc} = "abt $msg";
		4168
3501	my @bt = fork_call {	4169	my @bt = fork_call {
3502	@addr = map { sprintf "%x", $_ } @addr;	4170	@addr = map { sprintf "%x", $_ } @addr;
3503	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4171	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3504	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4172	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3505	or die "addr2line: $!";	4173	or die "addr2line: $!";
…		…
3513	}	4181	}
3514		4182
3515	@funcs	4183	@funcs
3516	};	4184	};
3517		4185
3518	LOG llevInfo, "[ABT] $msg\n";	4186	LOG llevInfo, "[ABT] $perl_bt\n";
		4187	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3519	LOG llevInfo, "[ABT] $_\n" for @bt;	4188	LOG llevInfo, "[ABT] $_\n" for @bt;
3520	--$_log_backtrace;	4189	--$_log_backtrace;
3521	};	4190	};
3522	} else {	4191	} else {
3523	LOG llevInfo, "[ABT] $msg\n";	4192	LOG llevInfo, "[ABT] $msg\n";
3524	LOG llevInfo, "[ABT] [suppressed]\n";	4193	LOG llevInfo, "[ABT] [suppressed]\n";
3525	}	4194	}
3526	}	4195	}
3527		4196
3528	# load additional modules	4197	# load additional modules
3529	use cf::pod;	4198	require "cf/$_.pm" for @EXTRA_MODULES;
		4199	cf::_connect_to_perl_2;
3530		4200
3531	END { cf::emergency_save }	4201	END { cf::emergency_save }
3532		4202
3533	1	4203	1
3534		4204

Diff Legend

–	Removed lines
+	Added lines
<	Changed lines
>	Changed lines