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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.371 by root, Thu Sep 13 16:16:01 2007 UTC vs.
Revision 1.554 by root, Sat Jun 26 22:10:18 2010 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008,2009,2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify it under
		7	# the terms of the Affero GNU General Public License as published by the
		8	# Free Software Foundation, either version 3 of the License, or (at your
		9	# option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the Affero GNU General Public License
		17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
		19	#
		20	# The authors can be reached via e-mail to <support@deliantra.net>
		21	#
		22
1	package cf;	23	package cf;
2		24
3	use utf8;	25	use common::sense;
4	use strict;
5		26
6	use Symbol;	27	use Symbol;
7	use List::Util;	28	use List::Util;
8	use Socket;	29	use Socket;
9	use Storable;	30	use EV;
10	use Event;
11	use Opcode;	31	use Opcode;
12	use Safe;	32	use Safe;
13	use Safe::Hole;	33	use Safe::Hole;
		34	use Storable ();
		35	use Carp ();
14		36
		37	use Guard ();
15	use Coro 3.64 ();	38	use Coro ();
16	use Coro::State;	39	use Coro::State;
17	use Coro::Handle;	40	use Coro::Handle;
		41	use Coro::EV;
18	use Coro::Event;	42	use Coro::AnyEvent;
19	use Coro::Timer;	43	use Coro::Timer;
20	use Coro::Signal;	44	use Coro::Signal;
21	use Coro::Semaphore;	45	use Coro::Semaphore;
		46	use Coro::SemaphoreSet;
		47	use Coro::AnyEvent;
22	use Coro::AIO;	48	use Coro::AIO;
		49	use Coro::BDB 1.6;
23	use Coro::Storable;	50	use Coro::Storable;
24	use Coro::Util ();	51	use Coro::Util ();
25		52
26	use JSON::XS ();	53	use JSON::XS 2.01 ();
27	use BDB ();	54	use BDB ();
28	use Data::Dumper;	55	use Data::Dumper;
29	use Digest::MD5;
30	use Fcntl;	56	use Fcntl;
31	use YAML::Syck ();	57	use YAML::XS ();
32	use IO::AIO 2.32 ();	58	use IO::AIO ();
33	use Time::HiRes;	59	use Time::HiRes;
34	use Compress::LZF;	60	use Compress::LZF;
35	use Digest::MD5 ();	61	use Digest::MD5 ();
		62
		63	AnyEvent::detect;
36		64
37	# configure various modules to our taste	65	# configure various modules to our taste
38	#	66	#
39	$Storable::canonical = 1; # reduce rsync transfers	67	$Storable::canonical = 1; # reduce rsync transfers
40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	68	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		69
		70	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		71
		72	# make sure c-lzf reinitialises itself
		73	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
41	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	74	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42		75
43	$Event::Eval = 1; # no idea why this is required, but it is	76	# strictly for debugging
44		77	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
45	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
46	$YAML::Syck::ImplicitUnicode = 1;
47
48	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
49		78
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	79	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
		80
		81	our @ORIG_INC;
51		82
52	our %COMMAND = ();	83	our %COMMAND = ();
53	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
54		85
55	our @EXTS = (); # list of extension package names	86	our @EXTS = (); # list of extension package names
56	our %EXTCMD = ();	87	our %EXTCMD = ();
57	our %EXTICMD = ();	88	our %EXTICMD = ();
58	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
59	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
60		91
61	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
62	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
63		96
64	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
65	our $DATADIR = datadir;	98	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	99	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	100	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	101	our $MAPDIR = "$DATADIR/" . mapdir;
69	our $LOCALDIR = localdir;	102	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	103	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	104	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	105	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	106	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	107	our $BDBDIR = "$LOCALDIR/db";
		108	our $PIDFILE = "$LOCALDIR/pid";
		109	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		110
		111	our %RESOURCE; # unused
		112
		113	our $OUTPUT_RATE_MIN = 3000;
		114	our $OUTPUT_RATE_MAX = 1000000;
		115
		116	our $MAX_LINKS = 32; # how many chained exits to follow
		117	our $VERBOSE_IO = 1;
75		118
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	119	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
77	our $TICK_WATCHER;
78	our $AIO_POLL_WATCHER;
79	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	120	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	121	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	122	our $USE_FSYNC = 1; # use fsync to write maps - default on
83		123
84	our $BDB_POLL_WATCHER;
85	our $BDB_DEADLOCK_WATCHER;	124	our $BDB_DEADLOCK_WATCHER;
86	our $BDB_CHECKPOINT_WATCHER;	125	our $BDB_CHECKPOINT_WATCHER;
87	our $BDB_TRICKLE_WATCHER;	126	our $BDB_TRICKLE_WATCHER;
88	our $DB_ENV;	127	our $DB_ENV;
89		128
		129	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		130
90	our %CFG;	131	our %CFG;
91		132
92	our $UPTIME; $UPTIME ||= time;	133	our $UPTIME; $UPTIME ||= time;
93	our $RUNTIME;	134	our $RUNTIME;
		135	our $NOW;
94		136
95	our (%PLAYER, %PLAYER_LOADING); # all users	137	our (%PLAYER, %PLAYER_LOADING); # all users
96	our (%MAP, %MAP_LOADING ); # all maps	138	our (%MAP, %MAP_LOADING ); # all maps
97	our $LINK_MAP; # the special {link} map, which is always available	139	our $LINK_MAP; # the special {link} map, which is always available
98		140
99	# used to convert map paths into valid unix filenames by replacing / by ∕	141	# used to convert map paths into valid unix filenames by replacing / by ∕
100	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	142	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
101		143
102	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	144	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
103	our $LOADAVG; # same thing, but with alpha-smoothing	145	our $LOADAVG; # same thing, but with alpha-smoothing
		146	our $JITTER; # average jitter
104	our $tick_start; # for load detecting purposes	147	our $TICK_START; # for load detecting purposes
		148
		149	our @POST_INIT;
		150
		151	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		152	our $REALLY_UNLOOP; # never set to true, please :)
105		153
106	binmode STDOUT;	154	binmode STDOUT;
107	binmode STDERR;	155	binmode STDERR;
108		156
109	# read virtual server time, if available	157	# read virtual server time, if available
110	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	158	unless ($RUNTIME || !-e $RUNTIMEFILE) {
111	open my $fh, "<", "$LOCALDIR/runtime"	159	open my $fh, "<", $RUNTIMEFILE
112	or die "unable to read runtime file: $!";	160	or die "unable to read $RUNTIMEFILE file: $!";
113	$RUNTIME = <$fh> + 0.;	161	$RUNTIME = <$fh> + 0.;
114	}	162	}
		163
		164	eval "sub TICK() { $TICK } 1" or die;
115		165
116	mkdir $_	166	mkdir $_
117	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	167	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
118		168
119	our $EMERGENCY_POSITION;	169	our $EMERGENCY_POSITION;
120		170
121	sub cf::map::normalise;	171	sub cf::map::normalise;
		172
		173	sub in_main() {
		174	$Coro::current == $Coro::main
		175	}
		176
		177	#############################################################################
		178
		179	%REFLECT = ();
		180	for (@REFLECT) {
		181	my $reflect = JSON::XS::decode_json $_;
		182	$REFLECT{$reflect->{class}} = $reflect;
		183	}
		184
		185	# this is decidedly evil
		186	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
122		187
123	#############################################################################	188	#############################################################################
124		189
125	=head2 GLOBAL VARIABLES	190	=head2 GLOBAL VARIABLES
126		191
…		…
162		227
163	The raw value load value from the last tick.	228	The raw value load value from the last tick.
164		229
165	=item %cf::CFG	230	=item %cf::CFG
166		231
167	Configuration for the server, loaded from C</etc/crossfire/config>, or	232	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
168	from wherever your confdir points to.	233	from wherever your confdir points to.
169		234
170	=item cf::wait_for_tick, cf::wait_for_tick_begin	235	=item cf::wait_for_tick, cf::wait_for_tick_begin
171		236
172	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	237	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
173	returns directly I<after> the tick processing (and consequently, can only wake one process	238	returns directly I<after> the tick processing (and consequently, can only wake one thread
174	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	239	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
175		240
		241	=cut
		242
		243	sub wait_for_tick();
		244	sub wait_for_tick_begin();
		245
176	=item @cf::INVOKE_RESULTS	246	=item @cf::INVOKE_RESULTS
177		247
178	This array contains the results of the last C<invoke ()> call. When	248	This array contains the results of the last C<invoke ()> call. When
179	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	249	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
180	that call.	250	that call.
181		251
		252	=item %cf::REFLECT
		253
		254	Contains, for each (C++) class name, a hash reference with information
		255	about object members (methods, scalars, arrays and flags) and other
		256	metadata, which is useful for introspection.
		257
182	=back	258	=back
183		259
184	=cut	260	=cut
185		261
186	BEGIN {	262	sub error(@) { LOG llevError, join "", @_ }
187	*CORE::GLOBAL::warn = sub {	263	sub warn (@) { LOG llevWarn , join "", @_ }
		264	sub info (@) { LOG llevInfo , join "", @_ }
		265	sub debug(@) { LOG llevDebug, join "", @_ }
		266	sub trace(@) { LOG llevTrace, join "", @_ }
		267
		268	$Coro::State::WARNHOOK = sub {
188	my $msg = join "", @_;	269	my $msg = join "", @_;
189		270
190	$msg .= "\n"	271	$msg .= "\n"
191	unless $msg =~ /\n$/;	272	unless $msg =~ /\n$/;
192		273
193	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	274	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
194		275
195	LOG llevError, $msg;	276	LOG llevWarn, $msg;
196	};	277	};
197	}	278
		279	$Coro::State::DIEHOOK = sub {
		280	return unless $^S eq 0; # "eq", not "=="
		281
		282	error Carp::longmess $_[0];
		283
		284	if (in_main) {#d#
		285	error "DIEHOOK called in main context, Coro bug?\n";#d#
		286	return;#d#
		287	}#d#
		288
		289	# kill coroutine otherwise
		290	Coro::terminate
		291	};
198		292
199	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	293	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
200	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	294	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
201	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	295	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
202	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	296	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
209	for my $pkg (qw(	303	for my $pkg (qw(
210	cf::global cf::attachable	304	cf::global cf::attachable
211	cf::object cf::object::player	305	cf::object cf::object::player
212	cf::client cf::player	306	cf::client cf::player
213	cf::arch cf::living	307	cf::arch cf::living
		308	cf::map cf::mapspace
214	cf::map cf::party cf::region	309	cf::party cf::region
215	)) {	310	)) {
216	no strict 'refs';
217	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	311	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
218	}	312	}
219		313
220	$Event::DIED = sub {	314	$EV::DIED = sub {
221	warn "error in event callback: @_";	315	Carp::cluck "error in event callback: @_";
222	};	316	};
223		317
224	#############################################################################	318	#############################################################################
225		319
226	=head2 UTILITY FUNCTIONS	320	=head2 UTILITY FUNCTIONS
…		…
248	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	342	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
249	$d	343	$d
250	} || "[unable to dump $_[0]: '$@']";	344	} || "[unable to dump $_[0]: '$@']";
251	}	345	}
252		346
253	=item $ref = cf::from_json $json	347	=item $ref = cf::decode_json $json
254		348
255	Converts a JSON string into the corresponding perl data structure.	349	Converts a JSON string into the corresponding perl data structure.
256		350
257	=item $json = cf::to_json $ref	351	=item $json = cf::encode_json $ref
258		352
259	Converts a perl data structure into its JSON representation.	353	Converts a perl data structure into its JSON representation.
260		354
261	=cut	355	=cut
262		356
263	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	357	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
264		358
265	sub to_json ($) { $json_coder->encode ($_[0]) }	359	sub encode_json($) { $json_coder->encode ($_[0]) }
266	sub from_json ($) { $json_coder->decode ($_[0]) }	360	sub decode_json($) { $json_coder->decode ($_[0]) }
		361
		362	=item $ref = cf::yaml_load $scalar
		363
		364	Same as YAML::XS::Load, but doesn't leak, because it forks (and thus blocks).
		365
		366	=cut
		367
		368	sub fork_call(&@);
		369
		370	sub yaml_load($) {
		371	fork_call { YAML::XS::Load $_[0] } @_
		372	}
		373
		374	=item cf::post_init { BLOCK }
		375
		376	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		377	but I<before> the server starts ticking again.
		378
		379	The codeblock will have a single boolean argument to indicate whether this
		380	is a reload or not.
		381
		382	=cut
		383
		384	sub post_init(&) {
		385	push @POST_INIT, shift;
		386	}
		387
		388	sub _post_init {
		389	trace "running post_init jobs";
		390
		391	# run them in parallel...
		392
		393	my @join;
		394
		395	while () {
		396	push @join, map &Coro::async ($_, 0), @POST_INIT;
		397	@POST_INIT = ();
		398
		399	@join or last;
		400
		401	(pop @join)->join;
		402	}
		403	}
267		404
268	=item cf::lock_wait $string	405	=item cf::lock_wait $string
269		406
270	Wait until the given lock is available. See cf::lock_acquire.	407	Wait until the given lock is available. See cf::lock_acquire.
271		408
272	=item my $lock = cf::lock_acquire $string	409	=item my $lock = cf::lock_acquire $string
273		410
274	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
275	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,
276	for example when the coroutine gets canceled), the lock is automatically	413	for example when the coroutine gets canceled), the lock is automatically
277	returned.	414	returned.
278		415
279	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
280	deadlocked coro.	417	deadlocked coro.
…		…
286		423
287	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.
288		425
289	=cut	426	=cut
290		427
291	our %LOCK;	428	our $LOCKS = new Coro::SemaphoreSet;
292	our %LOCKER;#d#
293		429
294	sub lock_wait($) {	430	sub lock_wait($) {
295	my ($key) = @_;	431	$LOCKS->wait ($_[0]);
296
297	if ($LOCKER{$key} == $Coro::current) {#d#
298	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
299	return;#d#
300	}#d#
301
302	# wait for lock, if any
303	while ($LOCK{$key}) {
304	push @{ $LOCK{$key} }, $Coro::current;
305	Coro::schedule;
306	}
307	}	432	}
308		433
309	sub lock_acquire($) {	434	sub lock_acquire($) {
310	my ($key) = @_;	435	$LOCKS->guard ($_[0])
311
312	# wait, to be sure we are not locked
313	lock_wait $key;
314
315	$LOCK{$key} = [];
316	$LOCKER{$key} = $Coro::current;#d#
317
318	Coro::guard {
319	delete $LOCKER{$key};#d#
320	# wake up all waiters, to be on the safe side
321	$_->ready for @{ delete $LOCK{$key} };
322	}
323	}	436	}
324		437
325	sub lock_active($) {	438	sub lock_active($) {
326	my ($key) = @_;	439	$LOCKS->count ($_[0]) < 1
327
328	! ! $LOCK{$key}
329	}	440	}
330		441
331	sub freeze_mainloop {	442	sub freeze_mainloop {
332	return unless $TICK_WATCHER->is_active;	443	tick_inhibit_inc;
333		444
334	my $guard = Coro::guard {	445	&Guard::guard (\&tick_inhibit_dec);
335	$TICK_WATCHER->start;	446	}
336	};	447
337	$TICK_WATCHER->stop;	448	=item cf::periodic $interval, $cb
338	$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($$) {
		456	my ($interval, $cb) = @_;
		457
		458	my $start = rand List::Util::min 180, $interval;
		459
		460	EV::periodic $start, $interval, 0, $cb
339	}	461	}
340		462
341	=item cf::get_slot $time[, $priority[, $name]]	463	=item cf::get_slot $time[, $priority[, $name]]
342		464
343	Allocate $time seconds of blocking CPU time at priority C<$priority>:	465	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
351		473
352	=cut	474	=cut
353		475
354	our @SLOT_QUEUE;	476	our @SLOT_QUEUE;
355	our $SLOT_QUEUE;	477	our $SLOT_QUEUE;
		478	our $SLOT_DECAY = 0.9;
356		479
357	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	480	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
358	$SLOT_QUEUE = Coro::async {	481	$SLOT_QUEUE = Coro::async {
		482	$Coro::current->desc ("timeslot manager");
		483
359	my $signal = new Coro::Signal;	484	my $signal = new Coro::Signal;
		485	my $busy;
360		486
361	while () {	487	while () {
362	next_job:	488	next_job:
		489
363	my $avail = cf::till_tick;	490	my $avail = cf::till_tick;
364	if ($avail > 0.01) {	491
365	for (0 .. $#SLOT_QUEUE) {	492	for (0 .. $#SLOT_QUEUE) {
366	if ($SLOT_QUEUE[$_][0] < $avail) {	493	if ($SLOT_QUEUE[$_][0] <= $avail) {
		494	$busy = 0;
367	my $job = splice @SLOT_QUEUE, $_, 1, ();	495	my $job = splice @SLOT_QUEUE, $_, 1, ();
368	$job->[2]->send;	496	$job->[2]->send;
369	Coro::cede;	497	Coro::cede;
370	goto next_job;	498	goto next_job;
371	}	499	} else {
		500	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
372	}	501	}
373	}	502	}
374		503
375	if (@SLOT_QUEUE) {	504	if (@SLOT_QUEUE) {
376	# we do not use wait_For_tick() as it returns immediately when tick is inactive	505	# we do not use wait_for_tick() as it returns immediately when tick is inactive
377	push @cf::WAIT_FOR_TICK, $signal;	506	push @cf::WAIT_FOR_TICK, $signal;
378	$signal->wait;	507	$signal->wait;
379	} else {	508	} else {
		509	$busy = 0;
380	Coro::schedule;	510	Coro::schedule;
381	}	511	}
382	}	512	}
383	};	513	};
384		514
385	sub get_slot($;$$) {	515	sub get_slot($;$$) {
		516	return if tick_inhibit || $Coro::current == $Coro::main;
		517
386	my ($time, $pri, $name) = @_;	518	my ($time, $pri, $name) = @_;
387		519
388	$time = $TICK * .6 if $time > $TICK * .6;	520	$time = clamp $time, 0.01, $TICK * .6;
		521
389	my $sig = new Coro::Signal;	522	my $sig = new Coro::Signal;
390		523
391	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	524	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
392	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	525	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
393	$SLOT_QUEUE->ready;	526	$SLOT_QUEUE->ready;
…		…
404		537
405	BEGIN { *async = \&Coro::async_pool }	538	BEGIN { *async = \&Coro::async_pool }
406		539
407	=item cf::sync_job { BLOCK }	540	=item cf::sync_job { BLOCK }
408		541
409	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	542	The design of Deliantra requires that the main coroutine ($Coro::main)
410	is always able to handle events or runnable, as Crossfire TRT is only	543	is always able to handle events or runnable, as Deliantra is only
411	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	544	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
412	acceptable.	545	acceptable.
413		546
414	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
415	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
…		…
419	=cut	552	=cut
420		553
421	sub sync_job(&) {	554	sub sync_job(&) {
422	my ($job) = @_;	555	my ($job) = @_;
423		556
424	if ($Coro::current == $Coro::main) {	557	if (in_main) {
425	my $time = Event::time;	558	my $time = AE::time;
426		559
427	# this is the main coro, too bad, we have to block	560	# this is the main coro, too bad, we have to block
428	# till the operation succeeds, freezing the server :/	561	# till the operation succeeds, freezing the server :/
429		562
430	# TODO: use suspend/resume instead	563	#LOG llevError, Carp::longmess "sync job";#d#
431	# (but this is cancel-safe)	564
432	my $freeze_guard = freeze_mainloop;	565	my $freeze_guard = freeze_mainloop;
433		566
434	my $busy = 1;	567	my $busy = 1;
435	my @res;	568	my @res;
436		569
437	(async {	570	(async {
		571	$Coro::current->desc ("sync job coro");
438	@res = eval { $job->() };	572	@res = eval { $job->() };
439	warn $@ if $@;	573	error $@ if $@;
440	undef $busy;	574	undef $busy;
441	})->prio (Coro::PRIO_MAX);	575	})->prio (Coro::PRIO_MAX);
442		576
443	while ($busy) {	577	while ($busy) {
444	Coro::cede or Event::one_event;	578	if (Coro::nready) {
		579	Coro::cede_notself;
		580	} else {
		581	EV::loop EV::LOOP_ONESHOT;
445	}	582	}
		583	}
446		584
447	$time = Event::time - $time;	585	my $time = AE::time - $time;
448		586
449	LOG llevError | logBacktrace, Carp::longmess "long sync job"
450	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
451
452	$tick_start += $time; # do not account sync jobs to server load	587	$TICK_START += $time; # do not account sync jobs to server load
453		588
454	wantarray ? @res : $res[0]	589	wantarray ? @res : $res[0]
455	} else {	590	} else {
456	# we are in another coroutine, how wonderful, everything just works	591	# we are in another coroutine, how wonderful, everything just works
457		592
…		…
477	$EXT_CORO{$coro+0} = $coro;	612	$EXT_CORO{$coro+0} = $coro;
478		613
479	$coro	614	$coro
480	}	615	}
481		616
482	=item fork_call { }, $args	617	=item fork_call { }, @args
483		618
484	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
485	process, returning the results. Everything must be serialisable with	620	process, returning the results. Everything must be serialisable with
486	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
487	never block itself or use any form of Event handling.	622	never block itself or use any form of event handling.
488		623
489	=cut	624	=cut
		625
		626	sub post_fork {
		627	reset_signals;
		628	}
490		629
491	sub fork_call(&@) {	630	sub fork_call(&@) {
492	my ($cb, @args) = @_;	631	my ($cb, @args) = @_;
493		632
494	# 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,
495	# otherwise perl prematurely frees the stuff :/	634	# otherwise perl prematurely frees the stuff :/
496	# TODO: investigate and fix (likely this will be rather laborious)	635	# TODO: investigate and fix (likely this will be rather laborious)
497		636
498	my @res = Coro::Util::fork_eval {	637	my @res = Coro::Util::fork_eval {
499	reset_signals;	638	cf::post_fork;
500	&$cb	639	&$cb
501	}, @args;	640	} @args;
502		641
503	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
504	}	681	}
505		682
506	=item $value = cf::db_get $family => $key	683	=item $value = cf::db_get $family => $key
507		684
508	Returns a single value from the environment database.	685	Returns a single value from the environment database.
…		…
518	within each server.	695	within each server.
519		696
520	=cut	697	=cut
521		698
522	sub db_table($) {	699	sub db_table($) {
		700	cf::error "db_get called from main context"
		701	if $Coro::current == $Coro::main;
		702
523	my ($name) = @_;	703	my ($name) = @_;
524	my $db = BDB::db_create $DB_ENV;	704	my $db = BDB::db_create $DB_ENV;
525		705
526	eval {	706	eval {
527	$db->set_flags (BDB::CHKSUM);	707	$db->set_flags (BDB::CHKSUM);
…		…
537	}	717	}
538		718
539	our $DB;	719	our $DB;
540		720
541	sub db_init {	721	sub db_init {
542	cf::sync_job {
543	$DB ||= db_table "db";	722	$DB ||= db_table "db";
544	};
545	}	723	}
546		724
547	sub db_get($$) {	725	sub db_get($$) {
548	my $key = "$_[0]/$_[1]";	726	my $key = "$_[0]/$_[1]";
549		727
550	cf::sync_job {	728	cf::error "db_get called from main context"
		729	if $Coro::current == $Coro::main;
		730
551	BDB::db_get $DB, undef, $key, my $data;	731	BDB::db_get $DB, undef, $key, my $data;
552		732
553	$! ? ()	733	$! ? ()
554	: $data	734	: $data
555	}
556	}	735	}
557		736
558	sub db_put($$$) {	737	sub db_put($$$) {
559	BDB::dbreq_pri 4;	738	BDB::dbreq_pri 4;
560	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	739	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
616		795
617	my $t1 = Time::HiRes::time;	796	my $t1 = Time::HiRes::time;
618	my $data = $process->(\@data);	797	my $data = $process->(\@data);
619	my $t2 = Time::HiRes::time;	798	my $t2 = Time::HiRes::time;
620		799
621	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	800	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
622		801
623	db_put cache => "$id/data", $data;	802	db_put cache => "$id/data", $data;
624	db_put cache => "$id/md5" , $md5;	803	db_put cache => "$id/md5" , $md5;
625	db_put cache => "$id/meta", $meta;	804	db_put cache => "$id/meta", $meta;
626		805
…		…
636		815
637	=cut	816	=cut
638		817
639	sub datalog($@) {	818	sub datalog($@) {
640	my ($type, %kv) = @_;	819	my ($type, %kv) = @_;
641	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	820	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
642	}	821	}
643		822
644	=back	823	=back
645		824
646	=cut	825	=cut
647		826
648	#############################################################################	827	#############################################################################
649		828
650	=head2 ATTACHABLE OBJECTS	829	=head2 ATTACHABLE OBJECTS
651		830
652	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
653	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")
654	to it. All such attachable objects support the following methods.	833	to it. All such attachable objects support the following methods.
655		834
656	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>
657	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
658	Crossfire TRT).	837	Deliantra).
659		838
660	=over 4	839	=over 4
661		840
662	=item $attachable->attach ($attachment, key => $value...)	841	=item $attachable->attach ($attachment, key => $value...)
663		842
…		…
707	=item cf::CLASS::attachment $name, ...	886	=item cf::CLASS::attachment $name, ...
708		887
709	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
710	given CLASS can refer to this attachment.	889	given CLASS can refer to this attachment.
711		890
712	Some classes such as crossfire maps and objects can specify attachments	891	Some classes such as deliantra maps and objects can specify attachments
713	that are attached at load/instantiate time, thus the need for a name.	892	that are attached at load/instantiate time, thus the need for a name.
714		893
715	These calls expect any number of the following handler/hook descriptions:	894	These calls expect any number of the following handler/hook descriptions:
716		895
717	=over 4	896	=over 4
…		…
841		1020
842	} elsif (exists $cb_id{$type}) {	1021	} elsif (exists $cb_id{$type}) {
843	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1022	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
844		1023
845	} elsif (ref $type) {	1024	} elsif (ref $type) {
846	warn "attaching objects not supported, ignoring.\n";	1025	error "attaching objects not supported, ignoring.\n";
847		1026
848	} else {	1027	} else {
849	shift @arg;	1028	shift @arg;
850	warn "attach argument '$type' not supported, ignoring.\n";	1029	error "attach argument '$type' not supported, ignoring.\n";
851	}	1030	}
852	}	1031	}
853	}	1032	}
854		1033
855	sub _object_attach {	1034	sub _object_attach {
…		…
865	_attach $registry, $klass, @attach;	1044	_attach $registry, $klass, @attach;
866	}	1045	}
867		1046
868	$obj->{$name} = \%arg;	1047	$obj->{$name} = \%arg;
869	} else {	1048	} else {
870	warn "object uses attachment '$name' which is not available, postponing.\n";	1049	info "object uses attachment '$name' which is not available, postponing.\n";
871	}	1050	}
872		1051
873	$obj->{_attachment}{$name} = undef;	1052	$obj->{_attachment}{$name} = undef;
874	}	1053	}
875		1054
…		…
934		1113
935	for (@$callbacks) {	1114	for (@$callbacks) {
936	eval { &{$_->[1]} };	1115	eval { &{$_->[1]} };
937		1116
938	if ($@) {	1117	if ($@) {
939	warn "$@";
940	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1118	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
941	override;	1119	override;
942	}	1120	}
943		1121
944	return 1 if $override;	1122	return 1 if $override;
945	}	1123	}
946		1124
947	0	1125	0
948	}	1126	}
949		1127
950	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1128	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
951		1129
952	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1130	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
953		1131
954	Generate an object-specific event with the given arguments.	1132	Generate an object-specific event with the given arguments.
955		1133
…		…
961		1139
962	=cut	1140	=cut
963		1141
964	#############################################################################	1142	#############################################################################
965	# object support	1143	# object support
966	#
967		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#
968	sub _can_merge {	1178	sub _can_merge {
969	my ($ob1, $ob2) = @_;	1179	my ($ob1, $ob2) = @_;
970		1180
971	local $Storable::canonical = 1;	1181	++$SLOW_MERGES;#d#
972	my $fob1 = Storable::freeze $ob1;
973	my $fob2 = Storable::freeze $ob2;
974		1182
975	$fob1 eq $fob2	1183	# we do the slow way here
		1184	return _object_equal $ob1, $ob2
976	}	1185	}
977		1186
978	sub reattach {	1187	sub reattach {
979	# basically do the same as instantiate, without calling instantiate	1188	# basically do the same as instantiate, without calling instantiate
980	my ($obj) = @_;	1189	my ($obj) = @_;
981		1190
		1191	# no longer needed after getting rid of delete_package?
982	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
983		1193
984	my $registry = $obj->registry;	1194	my $registry = $obj->registry;
985		1195
986	@$registry = ();	1196	@$registry = ();
987		1197
…		…
992	for (@$attach) {	1202	for (@$attach) {
993	my ($klass, @attach) = @$_;	1203	my ($klass, @attach) = @$_;
994	_attach $registry, $klass, @attach;	1204	_attach $registry, $klass, @attach;
995	}	1205	}
996	} else {	1206	} else {
997	warn "object uses attachment '$name' that is not available, postponing.\n";	1207	info "object uses attachment '$name' that is not available, postponing.\n";
998	}	1208	}
999	}	1209	}
1000	}	1210	}
1001		1211
1002	cf::attachable->attach (	1212	cf::attachable->attach (
1003	prio => -1000000,	1213	prio => -1000000,
1004	on_instantiate => sub {	1214	on_instantiate => sub {
1005	my ($obj, $data) = @_;	1215	my ($obj, $data) = @_;
1006		1216
1007	$data = from_json $data;	1217	$data = decode_json $data;
1008		1218
1009	for (@$data) {	1219	for (@$data) {
1010	my ($name, $args) = @$_;	1220	my ($name, $args) = @$_;
1011		1221
1012	$obj->attach ($name, %{$args || {} });	1222	$obj->attach ($name, %{$args || {} });
…		…
1026	);	1236	);
1027		1237
1028	sub object_freezer_save {	1238	sub object_freezer_save {
1029	my ($filename, $rdata, $objs) = @_;	1239	my ($filename, $rdata, $objs) = @_;
1030		1240
1031	my $guard = cf::lock_acquire "io";
1032
1033	sync_job {	1241	sync_job {
1034	if (length $$rdata) {	1242	if (length $$rdata) {
1035	utf8::decode (my $decname = $filename);	1243	utf8::decode (my $decname = $filename);
1036	warn sprintf "saving %s (%d,%d)\n",	1244	trace sprintf "saving %s (%d,%d)\n",
1037	$decname, length $$rdata, scalar @$objs;	1245	$decname, length $$rdata, scalar @$objs
		1246	if $VERBOSE_IO;
1038		1247
1039	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1248	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1040	chmod SAVE_MODE, $fh;	1249	aio_chmod $fh, SAVE_MODE;
1041	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1250	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1042	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	}
1043	close $fh;	1255	aio_close $fh;
1044		1256
1045	if (@$objs) {	1257	if (@$objs) {
1046	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) {
1047	chmod SAVE_MODE, $fh;	1259	aio_chmod $fh, SAVE_MODE;
1048	my $data = Storable::nfreeze { version => 1, objs => $objs };	1260	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1049	aio_write $fh, 0, (length $data), $data, 0;	1261	aio_write $fh, 0, (length $data), $data, 0;
1050	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	}
1051	close $fh;	1266	aio_close $fh;
1052	aio_rename "$filename.pst~", "$filename.pst";	1267	aio_rename "$filename.pst~", "$filename.pst";
1053	}	1268	}
1054	} else {	1269	} else {
1055	aio_unlink "$filename.pst";	1270	aio_unlink "$filename.pst";
1056	}	1271	}
1057		1272
1058	aio_rename "$filename~", $filename;	1273	aio_rename "$filename~", $filename;
		1274
		1275	$filename =~ s%/[^/]+$%%;
		1276	aio_pathsync $filename if $cf::USE_FSYNC;
1059	} else {	1277	} else {
1060	warn "FATAL: $filename~: $!\n";	1278	error "unable to save objects: $filename~: $!\n";
1061	}	1279	}
1062	} else {	1280	} else {
1063	aio_unlink $filename;	1281	aio_unlink $filename;
1064	aio_unlink "$filename.pst";	1282	aio_unlink "$filename.pst";
1065	}	1283	}
1066	};	1284	};
1067
1068	undef $guard;
1069	}	1285	}
1070		1286
1071	sub object_freezer_as_string {	1287	sub object_freezer_as_string {
1072	my ($rdata, $objs) = @_;	1288	my ($rdata, $objs) = @_;
1073		1289
…		…
1078		1294
1079	sub object_thawer_load {	1295	sub object_thawer_load {
1080	my ($filename) = @_;	1296	my ($filename) = @_;
1081		1297
1082	my ($data, $av);	1298	my ($data, $av);
1083
1084	my $guard = cf::lock_acquire "io";
1085		1299
1086	(aio_load $filename, $data) >= 0	1300	(aio_load $filename, $data) >= 0
1087	or return;	1301	or return;
1088		1302
1089	unless (aio_stat "$filename.pst") {	1303	unless (aio_stat "$filename.pst") {
1090	(aio_load "$filename.pst", $av) >= 0	1304	(aio_load "$filename.pst", $av) >= 0
1091	or return;	1305	or return;
1092		1306
1093	undef $guard;
1094	$av = eval { (Storable::thaw $av)->{objs} };	1307	my $st = eval { Coro::Storable::thaw $av };
		1308	$av = $st->{objs};
1095	}	1309	}
1096		1310
1097	utf8::decode (my $decname = $filename);	1311	utf8::decode (my $decname = $filename);
1098	warn sprintf "loading %s (%d,%d)\n",	1312	trace sprintf "loading %s (%d,%d)\n",
1099	$decname, length $data, scalar @{$av || []};	1313	$decname, length $data, scalar @{$av || []}
		1314	if $VERBOSE_IO;
1100		1315
1101	($data, $av)	1316	($data, $av)
1102	}	1317	}
1103		1318
1104	=head2 COMMAND CALLBACKS	1319	=head2 COMMAND CALLBACKS
…		…
1160	my ($name, $cb) = @_;	1375	my ($name, $cb) = @_;
1161		1376
1162	$EXTICMD{$name} = $cb;	1377	$EXTICMD{$name} = $cb;
1163	}	1378	}
1164		1379
		1380	use File::Glob ();
		1381
1165	cf::player->attach (	1382	cf::player->attach (
1166	on_command => sub {	1383	on_unknown_command => sub {
1167	my ($pl, $name, $params) = @_;	1384	my ($pl, $name, $params) = @_;
1168		1385
1169	my $cb = $COMMAND{$name}	1386	my $cb = $COMMAND{$name}
1170	or return;	1387	or return;
1171		1388
…		…
1194		1411
1195	$pl->ext_reply ($reply, @reply)	1412	$pl->ext_reply ($reply, @reply)
1196	if $reply;	1413	if $reply;
1197		1414
1198	} else {	1415	} else {
1199	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1416	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1200	}	1417	}
1201		1418
1202	cf::override;	1419	cf::override;
1203	},	1420	},
1204	);	1421	);
1205		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
1206	sub load_extensions {	1436	sub load_extensions {
		1437	info "loading extensions...";
		1438
1207	cf::sync_job {	1439	cf::sync_job {
1208	my %todo;	1440	my %todo;
1209		1441
1210	for my $path (<$LIBDIR/*.ext>) {	1442	for my $path (<$LIBDIR/*.ext>) {
1211	next unless -r $path;	1443	next unless -r $path;
…		…
1229		1461
1230	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1462	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1231	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1463	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1232		1464
1233	$ext{source} =	1465	$ext{source} =
1234	"package $pkg; use strict; use utf8;\n"	1466	"package $pkg; use common::sense;\n"
1235	. "#line 1 \"$path\"\n{\n"	1467	. "#line 1 \"$path\"\n{\n"
1236	. $source	1468	. $source
1237	. "\n};\n1";	1469	. "\n};\n1";
1238		1470
1239	$todo{$base} = \%ext;	1471	$todo{$base} = \%ext;
1240	}	1472	}
1241		1473
		1474	my $pass = 0;
1242	my %done;	1475	my %done;
1243	while (%todo) {	1476	while (%todo) {
1244	my $progress;	1477	my $progress;
1245		1478
		1479	++$pass;
		1480
		1481	ext:
1246	while (my ($k, $v) = each %todo) {	1482	while (my ($k, $v) = each %todo) {
1247	for (split /,\s*/, $v->{meta}{depends}) {	1483	for (split /,\s*/, $v->{meta}{depends}) {
1248	goto skip	1484	next ext
1249	unless exists $done{$_};	1485	unless exists $done{$_};
1250	}	1486	}
1251		1487
1252	warn "... loading '$k' into '$v->{pkg}'\n";	1488	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1253		1489
1254	unless (eval $v->{source}) {	1490	my $active = eval $v->{source};
		1491
		1492	if (length $@) {
1255	my $msg = $@ ? "$v->{path}: $@\n"	1493	error "$v->{path}: $@\n";
1256	: "$v->{base}: extension inactive.\n";
1257		1494
		1495	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1258	if (exists $v->{meta}{mandatory}) {	1496	if exists $v->{meta}{mandatory};
1259	warn $msg;	1497
1260	warn "mandatory extension failed to load, exiting.\n";	1498	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1261	exit 1;	1499	delete $todo{$k};
1262	}	1500	} else {
1263		1501	$done{$k} = delete $todo{$k};
1264	warn $msg;	1502	push @EXTS, $v->{pkg};
		1503	$progress = 1;
		1504
		1505	info "$v->{base}: extension inactive.\n"
		1506	unless $active;
1265	}	1507	}
1266
1267	$done{$k} = delete $todo{$k};
1268	push @EXTS, $v->{pkg};
1269	$progress = 1;
1270	}	1508	}
1271		1509
1272	skip:	1510	unless ($progress) {
1273	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1511	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1274	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	}
1275	}	1518	}
1276	};	1519	};
1277	}	1520	}
1278		1521
1279	#############################################################################	1522	#############################################################################
1280		1523
1281	=back	1524	=back
1282		1525
1283	=head2 CORE EXTENSIONS	1526	=head2 CORE EXTENSIONS
1284		1527
1285	Functions and methods that extend core crossfire objects.	1528	Functions and methods that extend core deliantra objects.
1286		1529
1287	=cut	1530	=cut
1288		1531
1289	package cf::player;	1532	package cf::player;
1290		1533
…		…
1333		1576
1334	sub exists($) {	1577	sub exists($) {
1335	my ($login) = @_;	1578	my ($login) = @_;
1336		1579
1337	$cf::PLAYER{$login}	1580	$cf::PLAYER{$login}
1338	or cf::sync_job { !aio_stat path $login }	1581	or !aio_stat path $login
1339	}	1582	}
1340		1583
1341	sub find($) {	1584	sub find($) {
1342	return $cf::PLAYER{$_[0]} || do {	1585	return $cf::PLAYER{$_[0]} || do {
1343	my $login = $_[0];	1586	my $login = $_[0];
…		…
1353	aio_unlink +(playerdir $login) . "/$login.pl";	1596	aio_unlink +(playerdir $login) . "/$login.pl";
1354		1597
1355	my $f = new_from_file cf::object::thawer path $login	1598	my $f = new_from_file cf::object::thawer path $login
1356	or return;	1599	or return;
1357		1600
1358	$f->next;
1359	my $pl = cf::player::load_pl $f	1601	my $pl = cf::player::load_pl $f
1360	or return;	1602	or return;
		1603
1361	local $cf::PLAYER_LOADING{$login} = $pl;	1604	local $cf::PLAYER_LOADING{$login} = $pl;
1362	$f->resolve_delayed_derefs;	1605	$f->resolve_delayed_derefs;
1363	$cf::PLAYER{$login} = $pl	1606	$cf::PLAYER{$login} = $pl
1364	}	1607	}
1365	}	1608	}
1366	}	1609	}
1367		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	);
		1623
1368	sub save($) {	1624	sub save($) {
1369	my ($pl) = @_;	1625	my ($pl) = @_;
1370		1626
1371	return if $pl->{deny_save};	1627	return if $pl->{deny_save};
1372		1628
…		…
1375		1631
1376	return if $pl->{deny_save};	1632	return if $pl->{deny_save};
1377		1633
1378	aio_mkdir playerdir $pl, 0770;	1634	aio_mkdir playerdir $pl, 0770;
1379	$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];
1380		1641
1381	$pl->save_pl ($path);	1642	$pl->save_pl ($path);
1382	cf::cede_to_tick;	1643	cf::cede_to_tick;
1383	}	1644	}
1384		1645
…		…
1416	my ($pl) = @_;	1677	my ($pl) = @_;
1417		1678
1418	my $name = $pl->ob->name;	1679	my $name = $pl->ob->name;
1419		1680
1420	$pl->{deny_save} = 1;	1681	$pl->{deny_save} = 1;
1421	$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
1422		1683
1423	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1684	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1424	$pl->deactivate;	1685	$pl->deactivate;
		1686
		1687	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1425	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1688	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1689	ext::highscore::check ($pl->ob);
		1690
1426	$pl->ns->destroy if $pl->ns;	1691	$pl->ns->destroy if $pl->ns;
1427		1692
1428	my $path = playerdir $pl;	1693	my $path = playerdir $pl;
1429	my $temp = "$path~$cf::RUNTIME~deleting~";	1694	my $temp = "$path~$cf::RUNTIME~deleting~";
1430	aio_rename $path, $temp;	1695	aio_rename $path, $temp;
…		…
1468		1733
1469	for my $login (@$dirs) {	1734	for my $login (@$dirs) {
1470	my $path = path $login;	1735	my $path = path $login;
1471		1736
1472	# a .pst is a dead give-away for a valid player	1737	# a .pst is a dead give-away for a valid player
1473	unless (-e "$path.pst") {	1738	# if no pst file found, open and chekc for blocked users
		1739	if (aio_stat "$path.pst") {
1474	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1740	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1475	aio_read $fh, 0, 512, my $buf, 0 or next;	1741	aio_read $fh, 0, 512, my $buf, 0 or next;
1476	$buf !~ /^password -------------$/m or next; # official not-valid tag	1742	$buf !~ /^password -------------$/m or next; # official not-valid tag
1477	}	1743	}
1478		1744
…		…
1482		1748
1483	\@logins	1749	\@logins
1484	}	1750	}
1485		1751
1486	=item $player->maps	1752	=item $player->maps
		1753
		1754	=item cf::player::maps $login
1487		1755
1488	Returns an arrayref of map paths that are private for this	1756	Returns an arrayref of map paths that are private for this
1489	player. May block.	1757	player. May block.
1490		1758
1491	=cut	1759	=cut
…		…
1509	}	1777	}
1510		1778
1511	\@paths	1779	\@paths
1512	}	1780	}
1513		1781
1514	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1782	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1515		1783
1516	Expand crossfire pod fragments into protocol xml.	1784	Expand deliantra pod fragments into protocol xml.
1517
1518	=cut
1519
1520	sub expand_cfpod {
1521	((my $self), (local $_)) = @_;
1522
1523	# escape & and <
1524	s/&/&amp;/g;
1525	s/(?<![BIUGHT])</&lt;/g;
1526
1527	# this is buggy, it needs to properly take care of nested <'s
1528
1529	1 while
1530	# replace B<>, I<>, U<> etc.
1531	s/B<([^\>]*)>/<b>$1<\/b>/
1532	|| s/I<([^\>]*)>/<i>$1<\/i>/
1533	|| s/U<([^\>]*)>/<u>$1<\/u>/
1534	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1535	# replace G<male|female> tags
1536	|| s{G<([^>|]*)\|([^>]*)>}{
1537	$self->gender ? $2 : $1
1538	}ge
1539	# replace H<hint text>
1540	|| s{H<([^\>]*)>}
1541	{
1542	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1543	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1544	"")
1545	[$self->{hintmode}]
1546	}ge;
1547
1548	# create single paragraphs (very hackish)
1549	s/(?<=\S)\n(?=\w)/ /g;
1550
1551	# compress some whitespace
1552	s/\s+\n/\n/g; # ws line-ends
1553	s/\n\n+/\n/g; # double lines
1554	s/^\n+//; # beginning lines
1555	s/\n+$//; # ending lines
1556
1557	$_
1558	}
1559
1560	sub hintmode {
1561	$_[0]{hintmode} = $_[1] if @_ > 1;
1562	$_[0]{hintmode}
1563	}
1564		1785
1565	=item $player->ext_reply ($msgid, @msg)	1786	=item $player->ext_reply ($msgid, @msg)
1566		1787
1567	Sends an ext reply to the player.	1788	Sends an ext reply to the player.
1568		1789
…		…
1600		1821
1601	=cut	1822	=cut
1602		1823
1603	sub find_by_path($) {	1824	sub find_by_path($) {
1604	my ($path) = @_;	1825	my ($path) = @_;
		1826
		1827	$path =~ s/^~[^\/]*//; # skip ~login
1605		1828
1606	my ($match, $specificity);	1829	my ($match, $specificity);
1607		1830
1608	for my $region (list) {	1831	for my $region (list) {
1609	if ($region->{match} && $path =~ $region->{match}) {	1832	if ($region->{match} && $path =~ $region->{match}) {
…		…
1635	our $MAX_RESET = 3600;	1858	our $MAX_RESET = 3600;
1636	our $DEFAULT_RESET = 3000;	1859	our $DEFAULT_RESET = 3000;
1637		1860
1638	sub generate_random_map {	1861	sub generate_random_map {
1639	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
1640	# mit "rum" bekleckern, nicht	1866	# mit "rum" bekleckern, nicht
1641	$self->_create_random_map (	1867	$self->_create_random_map (
1642	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1868	$rmp,
		1869	$rmp->{wall_name}, $rmp->{monsterstyle},
1643	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1870	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1644	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1871	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{this_map},
1645	$rmp->{exit_on_final_map},	1872	$rmp->{exit_on_final_map},
1646	$rmp->{xsize}, $rmp->{ysize},	1873	$rmp->{xsize}, $rmp->{ysize},
1647	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1874	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1648	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1875	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1649	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},	1876	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1650	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},	1877	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1651	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},	1878	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1652	(cf::region::find $rmp->{region}), $rmp->{custom}	1879	(cf::region::find $rmp->{region})
1653	)	1880	)
1654	}	1881	}
1655		1882
1656	=item cf::map->register ($regex, $prio)	1883	=item cf::map->register ($regex, $prio)
1657		1884
…		…
1663		1890
1664	sub register {	1891	sub register {
1665	my (undef, $regex, $prio) = @_;	1892	my (undef, $regex, $prio) = @_;
1666	my $pkg = caller;	1893	my $pkg = caller;
1667		1894
1668	no strict;
1669	push @{"$pkg\::ISA"}, __PACKAGE__;	1895	push @{"$pkg\::ISA"}, __PACKAGE__;
1670		1896
1671	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1897	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1672	}	1898	}
1673		1899
1674	# also paths starting with '/'	1900	# also paths starting with '/'
1675	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1901	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1676		1902
1677	sub thawer_merge {	1903	sub thawer_merge {
1678	my ($self, $merge) = @_;	1904	my ($self, $merge) = @_;
1679		1905
1680	# we have to keep some variables in memory intact	1906	# we have to keep some variables in memory intact
…		…
1685	}	1911	}
1686		1912
1687	sub normalise {	1913	sub normalise {
1688	my ($path, $base) = @_;	1914	my ($path, $base) = @_;
1689		1915
1690	$path = "$path"; # make sure its a string	1916	$path = "$path"; # make sure it's a string
1691		1917
1692	$path =~ s/\.map$//;	1918	$path =~ s/\.map$//;
1693		1919
1694	# map plan:	1920	# map plan:
1695	#	1921	#
…		…
1710	$base =~ s{[^/]+/?$}{};	1936	$base =~ s{[^/]+/?$}{};
1711	$path = "$base/$path";	1937	$path = "$base/$path";
1712	}	1938	}
1713		1939
1714	for ($path) {	1940	for ($path) {
1715	redo if s{//}{/};
1716	redo if s{/\.?/}{/};	1941	redo if s{/\.?/}{/};
1717	redo if s{/[^/]+/\.\./}{/};	1942	redo if s{/[^/]+/\.\./}{/};
1718	}	1943	}
1719		1944
1720	$path	1945	$path
…		…
1734	$self->init; # pass $1 etc.	1959	$self->init; # pass $1 etc.
1735	return $self;	1960	return $self;
1736	}	1961	}
1737	}	1962	}
1738		1963
1739	Carp::cluck "unable to resolve path '$path' (base '$base').";	1964	Carp::cluck "unable to resolve path '$path' (base '$base')";
1740	()	1965	()
1741	}	1966	}
1742		1967
1743	sub init {	1968	sub init {
1744	my ($self) = @_;	1969	my ($self) = @_;
…		…
1766		1991
1767	# the temporary/swap location	1992	# the temporary/swap location
1768	sub save_path {	1993	sub save_path {
1769	my ($self) = @_;	1994	my ($self) = @_;
1770		1995
1771	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1996	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1772	"$TMPDIR/$path.map"	1997	"$TMPDIR/$path.map"
1773	}	1998	}
1774		1999
1775	# the unique path, undef == no special unique path	2000	# the unique path, undef == no special unique path
1776	sub uniq_path {	2001	sub uniq_path {
1777	my ($self) = @_;	2002	my ($self) = @_;
1778		2003
1779	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2004	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1780	"$UNIQUEDIR/$path"	2005	"$UNIQUEDIR/$path"
1781	}
1782
1783	# and all this just because we cannot iterate over
1784	# all maps in C++...
1785	sub change_all_map_light {
1786	my ($change) = @_;
1787
1788	$_->change_map_light ($change)
1789	for grep $_->outdoor, values %cf::MAP;
1790	}	2006	}
1791		2007
1792	sub decay_objects {	2008	sub decay_objects {
1793	my ($self) = @_;	2009	my ($self) = @_;
1794		2010
…		…
1876		2092
1877	sub find;	2093	sub find;
1878	sub find {	2094	sub find {
1879	my ($path, $origin) = @_;	2095	my ($path, $origin) = @_;
1880		2096
		2097	cf::cede_to_tick;
		2098
1881	$path = normalise $path, $origin && $origin->path;	2099	$path = normalise $path, $origin && $origin->path;
1882		2100
1883	cf::lock_wait "map_data:$path";#d#remove	2101	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1884	cf::lock_wait "map_find:$path";	2102	my $guard2 = cf::lock_acquire "map_find:$path";
1885		2103
1886	$cf::MAP{$path} || do {	2104	$cf::MAP{$path} || do {
1887	my $guard1 = cf::lock_acquire "map_find:$path";
1888	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1889
1890	my $map = new_from_path cf::map $path	2105	my $map = new_from_path cf::map $path
1891	or return;	2106	or return;
1892		2107
1893	$map->{last_save} = $cf::RUNTIME;	2108	$map->{last_save} = $cf::RUNTIME;
1894		2109
…		…
1896	or return;	2111	or return;
1897		2112
1898	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2113	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1899	# doing this can freeze the server in a sync job, obviously	2114	# doing this can freeze the server in a sync job, obviously
1900	#$cf::WAIT_FOR_TICK->wait;	2115	#$cf::WAIT_FOR_TICK->wait;
		2116	undef $guard2;
1901	undef $guard1;	2117	undef $guard1;
1902	undef $guard2;
1903	$map->reset;	2118	$map->reset;
1904	return find $path;	2119	return find $path;
1905	}	2120	}
1906		2121
1907	$cf::MAP{$path} = $map	2122	$cf::MAP{$path} = $map
1908	}	2123	}
1909	}	2124	}
1910		2125
1911	sub pre_load { }	2126	sub pre_load { }
1912	sub post_load { }	2127	#sub post_load { } # XS
1913		2128
1914	sub load {	2129	sub load {
1915	my ($self) = @_;	2130	my ($self) = @_;
1916		2131
1917	local $self->{deny_reset} = 1; # loading can take a long time	2132	local $self->{deny_reset} = 1; # loading can take a long time
…		…
1934	my $f = new_from_file cf::object::thawer $self->{load_path};	2149	my $f = new_from_file cf::object::thawer $self->{load_path};
1935	$f->skip_block;	2150	$f->skip_block;
1936	$self->_load_objects ($f)	2151	$self->_load_objects ($f)
1937	or return;	2152	or return;
1938		2153
1939	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2154	$self->post_load_original
1940	if delete $self->{load_original};	2155	if delete $self->{load_original};
1941		2156
1942	if (my $uniq = $self->uniq_path) {	2157	if (my $uniq = $self->uniq_path) {
1943	utf8::encode $uniq;	2158	utf8::encode $uniq;
1944	unless (aio_stat $uniq) {	2159	unless (aio_stat $uniq) {
…		…
1962	unless ($self->{deny_activate}) {	2177	unless ($self->{deny_activate}) {
1963	$self->decay_objects;	2178	$self->decay_objects;
1964	$self->fix_auto_apply;	2179	$self->fix_auto_apply;
1965	$self->update_buttons;	2180	$self->update_buttons;
1966	cf::cede_to_tick;	2181	cf::cede_to_tick;
1967	$self->set_darkness_map;
1968	cf::cede_to_tick;
1969	$self->activate;	2182	$self->activate;
1970	}	2183	}
1971		2184
1972	$self->{last_save} = $cf::RUNTIME;	2185	$self->{last_save} = $cf::RUNTIME;
1973	$self->last_access ($cf::RUNTIME);	2186	$self->last_access ($cf::RUNTIME);
1974		2187
1975	$self->in_memory (cf::MAP_IN_MEMORY);	2188	$self->in_memory (cf::MAP_ACTIVE);
1976	}	2189	}
1977		2190
1978	$self->post_load;	2191	$self->post_load;
1979	}
1980		2192
		2193	1
		2194	}
		2195
		2196	# customize the map for a given player, i.e.
		2197	# return the _real_ map. used by e.g. per-player
		2198	# maps to change the path to ~playername/mappath
1981	sub customise_for {	2199	sub customise_for {
1982	my ($self, $ob) = @_;	2200	my ($self, $ob) = @_;
1983		2201
1984	return find "~" . $ob->name . "/" . $self->{path}	2202	return find "~" . $ob->name . "/" . $self->{path}
1985	if $self->per_player;	2203	if $self->per_player;
…		…
2001	or next;	2219	or next;
2002	$neigh = find $neigh, $map	2220	$neigh = find $neigh, $map
2003	or next;	2221	or next;
2004	$neigh->load;	2222	$neigh->load;
2005		2223
		2224	# now find the diagonal neighbours
2006	push @neigh,	2225	push @neigh,
2007	[$neigh->tile_path (($_ + 3) % 4), $neigh],	2226	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2008	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2227	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2009	}	2228	}
2010		2229
…		…
2017	}	2236	}
2018		2237
2019	sub find_sync {	2238	sub find_sync {
2020	my ($path, $origin) = @_;	2239	my ($path, $origin) = @_;
2021		2240
2022	cf::sync_job { find $path, $origin }	2241	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2242	if $Coro::current == $Coro::main;
		2243
		2244	find $path, $origin
2023	}	2245	}
2024		2246
2025	sub do_load_sync {	2247	sub do_load_sync {
2026	my ($map) = @_;	2248	my ($map) = @_;
2027		2249
2028	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2250	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2029	if $Coro::current == $Coro::main;	2251	if $Coro::current == $Coro::main;
2030		2252
2031	cf::sync_job { $map->load };	2253	$map->load;
2032	}	2254	}
2033		2255
2034	our %MAP_PREFETCH;	2256	our %MAP_PREFETCH;
2035	our $MAP_PREFETCHER = undef;	2257	our $MAP_PREFETCHER = undef;
2036		2258
…		…
2038	my ($path, $origin, $load) = @_;	2260	my ($path, $origin, $load) = @_;
2039		2261
2040	$path = normalise $path, $origin && $origin->{path};	2262	$path = normalise $path, $origin && $origin->{path};
2041		2263
2042	if (my $map = $cf::MAP{$path}) {	2264	if (my $map = $cf::MAP{$path}) {
2043	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2265	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2044	}	2266	}
2045		2267
2046	$MAP_PREFETCH{$path} |= $load;	2268	$MAP_PREFETCH{$path} |= $load;
2047		2269
2048	$MAP_PREFETCHER ||= cf::async {	2270	$MAP_PREFETCHER ||= cf::async {
		2271	$Coro::current->{desc} = "map prefetcher";
		2272
2049	while (%MAP_PREFETCH) {	2273	while (%MAP_PREFETCH) {
2050	while (my ($k, $v) = each %MAP_PREFETCH) {	2274	while (my ($k, $v) = each %MAP_PREFETCH) {
2051	if (my $map = find $k) {	2275	if (my $map = find $k) {
2052	$map->load if $v;	2276	$map->load if $v;
2053	}	2277	}
…		…
2060	$MAP_PREFETCHER->prio (6);	2284	$MAP_PREFETCHER->prio (6);
2061		2285
2062	()	2286	()
2063	}	2287	}
2064		2288
		2289	# common code, used by both ->save and ->swapout
2065	sub save {	2290	sub _save {
2066	my ($self) = @_;	2291	my ($self) = @_;
2067
2068	my $lock = cf::lock_acquire "map_data:$self->{path}";
2069		2292
2070	$self->{last_save} = $cf::RUNTIME;	2293	$self->{last_save} = $cf::RUNTIME;
2071		2294
2072	return unless $self->dirty;	2295	return unless $self->dirty;
2073		2296
…		…
2079	return if $self->{deny_save};	2302	return if $self->{deny_save};
2080		2303
2081	local $self->{last_access} = $self->last_access;#d#	2304	local $self->{last_access} = $self->last_access;#d#
2082		2305
2083	cf::async {	2306	cf::async {
		2307	$Coro::current->{desc} = "map player save";
2084	$_->contr->save for $self->players;	2308	$_->contr->save for $self->players;
2085	};	2309	};
		2310
		2311	cf::get_slot 0.02;
2086		2312
2087	if ($uniq) {	2313	if ($uniq) {
2088	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2314	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2089	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2315	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2090	} else {	2316	} else {
2091	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2317	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2092	}	2318	}
2093	}	2319	}
2094		2320
		2321	sub save {
		2322	my ($self) = @_;
		2323
		2324	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2325
		2326	$self->_save;
		2327	}
		2328
2095	sub swap_out {	2329	sub swap_out {
2096	my ($self) = @_;	2330	my ($self) = @_;
2097		2331
2098	# save first because save cedes
2099	$self->save;
2100
2101	my $lock = cf::lock_acquire "map_data:$self->{path}";	2332	my $lock = cf::lock_acquire "map_data:$self->{path}";
2102		2333
		2334	return if $self->in_memory != cf::MAP_ACTIVE;
		2335	return if $self->{deny_save};
2103	return if $self->players;	2336	return if $self->players;
2104	return if $self->in_memory != cf::MAP_IN_MEMORY;
2105	return if $self->{deny_save};
2106		2337
		2338	# first deactivate the map and "unlink" it from the core
		2339	$self->deactivate;
		2340	$_->clear_links_to ($self) for values %cf::MAP;
2107	$self->in_memory (cf::MAP_SWAPPED);	2341	$self->in_memory (cf::MAP_SWAPPED);
		2342
		2343	# then atomically save
		2344	$self->_save;
		2345
		2346	# then free the map
		2347	$self->clear;
		2348	}
		2349
		2350	sub reset_at {
		2351	my ($self) = @_;
		2352
		2353	# TODO: safety, remove and allow resettable per-player maps
		2354	return 1e99 if $self->{deny_reset};
		2355
		2356	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2357	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2358
		2359	$time + $to
		2360	}
		2361
		2362	sub should_reset {
		2363	my ($self) = @_;
		2364
		2365	$self->reset_at <= $cf::RUNTIME
		2366	}
		2367
		2368	sub reset {
		2369	my ($self) = @_;
		2370
		2371	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2372
		2373	return if $self->players;
		2374
		2375	cf::trace "resetting map ", $self->path, "\n";
		2376
		2377	$self->in_memory (cf::MAP_SWAPPED);
		2378
		2379	# need to save uniques path
		2380	unless ($self->{deny_save}) {
		2381	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2382
		2383	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2384	if $uniq;
		2385	}
		2386
		2387	delete $cf::MAP{$self->path};
2108		2388
2109	$self->deactivate;	2389	$self->deactivate;
2110	$_->clear_links_to ($self) for values %cf::MAP;	2390	$_->clear_links_to ($self) for values %cf::MAP;
2111	$self->clear;	2391	$self->clear;
2112	}
2113
2114	sub reset_at {
2115	my ($self) = @_;
2116
2117	# TODO: safety, remove and allow resettable per-player maps
2118	return 1e99 if $self->{deny_reset};
2119
2120	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2121	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2122
2123	$time + $to
2124	}
2125
2126	sub should_reset {
2127	my ($self) = @_;
2128
2129	$self->reset_at <= $cf::RUNTIME
2130	}
2131
2132	sub reset {
2133	my ($self) = @_;
2134
2135	my $lock = cf::lock_acquire "map_data:$self->{path}";
2136
2137	return if $self->players;
2138
2139	warn "resetting map ", $self->path;
2140
2141	$self->in_memory (cf::MAP_SWAPPED);
2142
2143	# need to save uniques path
2144	unless ($self->{deny_save}) {
2145	my $uniq = $self->uniq_path; utf8::encode $uniq;
2146
2147	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2148	if $uniq;
2149	}
2150
2151	delete $cf::MAP{$self->path};
2152
2153	$self->deactivate;
2154	$_->clear_links_to ($self) for values %cf::MAP;
2155	$self->clear;
2156		2392
2157	$self->unlink_save;	2393	$self->unlink_save;
2158	$self->destroy;	2394	$self->destroy;
2159	}	2395	}
2160		2396
…		…
2168		2404
2169	delete $cf::MAP{$self->path};	2405	delete $cf::MAP{$self->path};
2170		2406
2171	$self->unlink_save;	2407	$self->unlink_save;
2172		2408
2173	bless $self, "cf::map";	2409	bless $self, "cf::map::wrap";
2174	delete $self->{deny_reset};	2410	delete $self->{deny_reset};
2175	$self->{deny_save} = 1;	2411	$self->{deny_save} = 1;
2176	$self->reset_timeout (1);	2412	$self->reset_timeout (1);
2177	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2413	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2178		2414
…		…
2227		2463
2228	sub unique_maps() {	2464	sub unique_maps() {
2229	[	2465	[
2230	map {	2466	map {
2231	utf8::decode $_;	2467	utf8::decode $_;
2232	/\.map$/	2468	s/\.map$//; # TODO future compatibility hack
		2469	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2470	? ()
2233	? normalise $_	2471	: normalise $_
2234	: ()
2235	} @{ aio_readdir $UNIQUEDIR or [] }	2472	} @{ aio_readdir $UNIQUEDIR or [] }
2236	]	2473	]
2237	}	2474	}
2238		2475
2239	package cf;	2476	=item cf::map::static_maps
		2477
		2478	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2479	file in the shared directory excluding F</styles> and F</editor>). May
		2480	block.
		2481
		2482	=cut
		2483
		2484	sub static_maps() {
		2485	my @dirs = "";
		2486	my @maps;
		2487
		2488	while (@dirs) {
		2489	my $dir = shift @dirs;
		2490
		2491	next if $dir eq "/styles" || $dir eq "/editor";
		2492
		2493	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2494	or return;
		2495
		2496	for (@$files) {
		2497	s/\.map$// or next;
		2498	utf8::decode $_;
		2499	push @maps, "$dir/$_";
		2500	}
		2501
		2502	push @dirs, map "$dir/$_", @$dirs;
		2503	}
		2504
		2505	\@maps
		2506	}
2240		2507
2241	=back	2508	=back
2242		2509
2243	=head3 cf::object	2510	=head3 cf::object
2244		2511
…		…
2248		2515
2249	=over 4	2516	=over 4
2250		2517
2251	=item $ob->inv_recursive	2518	=item $ob->inv_recursive
2252		2519
2253	Returns the inventory of the object _and_ their inventories, recursively.	2520	Returns the inventory of the object I<and> their inventories, recursively,
		2521	but I<not> the object itself.
2254		2522
2255	=cut	2523	=cut
2256		2524
2257	sub inv_recursive_;	2525	sub inv_recursive_;
2258	sub inv_recursive_ {	2526	sub inv_recursive_ {
…		…
2263	inv_recursive_ inv $_[0]	2531	inv_recursive_ inv $_[0]
2264	}	2532	}
2265		2533
2266	=item $ref = $ob->ref	2534	=item $ref = $ob->ref
2267		2535
2268	creates and returns a persistent reference to an objetc that can be stored as a string.	2536	Creates and returns a persistent reference to an object that can be stored as a string.
2269		2537
2270	=item $ob = cf::object::deref ($refstring)	2538	=item $ob = cf::object::deref ($refstring)
2271		2539
2272	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2540	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2273	even if the object actually exists. May block.	2541	even if the object actually exists. May block.
…		…
2275	=cut	2543	=cut
2276		2544
2277	sub deref {	2545	sub deref {
2278	my ($ref) = @_;	2546	my ($ref) = @_;
2279		2547
2280	# temporary compatibility#TODO#remove
2281	$ref =~ s{^<}{player/<};
2282
2283	if ($ref =~ m{^player\/(<1\.\d+>)/(.*)$}) {	2548	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
2284	my ($uuid, $name) = ($1, $2);	2549	my ($uuid, $name) = ($1, $2);
2285	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name	2550	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
2286	or return;	2551	or return;
2287	$pl->ob->uuid eq $uuid	2552	$pl->ob->uuid eq $uuid
2288	or return;	2553	or return;
…		…
2308	can be C<undef>. Does the right thing when the player is currently in a	2573	can be C<undef>. Does the right thing when the player is currently in a
2309	dialogue with the given NPC character.	2574	dialogue with the given NPC character.
2310		2575
2311	=cut	2576	=cut
2312		2577
		2578	our $SAY_CHANNEL = {
		2579	id => "say",
		2580	title => "Map",
		2581	reply => "say ",
		2582	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2583	};
		2584
		2585	our $CHAT_CHANNEL = {
		2586	id => "chat",
		2587	title => "Chat",
		2588	reply => "chat ",
		2589	tooltip => "Player chat and shouts, global to the server.",
		2590	};
		2591
2313	# rough implementation of a future "reply" method that works	2592	# rough implementation of a future "reply" method that works
2314	# with dialog boxes.	2593	# with dialog boxes.
2315	#TODO: the first argument must go, split into a $npc->reply_to ( method	2594	#TODO: the first argument must go, split into a $npc->reply_to ( method
2316	sub cf::object::player::reply($$$;$) {	2595	sub cf::object::player::reply($$$;$) {
2317	my ($self, $npc, $msg, $flags) = @_;	2596	my ($self, $npc, $msg, $flags) = @_;
…		…
2328	my $dialog = $pl->{npc_dialog};	2607	my $dialog = $pl->{npc_dialog};
2329	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2608	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2330		2609
2331	} else {	2610	} else {
2332	$msg = $npc->name . " says: $msg" if $npc;	2611	$msg = $npc->name . " says: $msg" if $npc;
2333	$self->message ($msg, $flags);	2612	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2334	}	2613	}
2335	}	2614	}
2336	}	2615	}
2337		2616
2338	=item $object->send_msg ($channel, $msg, $color, [extra...])	2617	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2363		2642
2364	=item $player_object->enter_link	2643	=item $player_object->enter_link
2365		2644
2366	Freezes the player and moves him/her to a special map (C<{link}>).	2645	Freezes the player and moves him/her to a special map (C<{link}>).
2367		2646
2368	The player should be reasonably safe there for short amounts of time. You	2647	The player should be reasonably safe there for short amounts of time (e.g.
2369	I<MUST> call C<leave_link> as soon as possible, though.	2648	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2649	though, as the player cannot control the character while it is on the link
		2650	map.
2370		2651
2371	Will never block.	2652	Will never block.
2372		2653
2373	=item $player_object->leave_link ($map, $x, $y)	2654	=item $player_object->leave_link ($map, $x, $y)
2374		2655
…		…
2394	sub cf::object::player::enter_link {	2675	sub cf::object::player::enter_link {
2395	my ($self) = @_;	2676	my ($self) = @_;
2396		2677
2397	$self->deactivate_recursive;	2678	$self->deactivate_recursive;
2398		2679
		2680	++$self->{_link_recursion};
		2681
2399	return if UNIVERSAL::isa $self->map, "ext::map_link";	2682	return if UNIVERSAL::isa $self->map, "ext::map_link";
2400		2683
2401	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2684	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2402	if $self->map && $self->map->{path} ne "{link}";	2685	if $self->map && $self->map->{path} ne "{link}";
2403		2686
2404	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2687	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2405	}	2688	}
2406		2689
2407	sub cf::object::player::leave_link {	2690	sub cf::object::player::leave_link {
2408	my ($self, $map, $x, $y) = @_;	2691	my ($self, $map, $x, $y) = @_;
2409		2692
…		…
2426	($x, $y) = (-1, -1)	2709	($x, $y) = (-1, -1)
2427	unless (defined $x) && (defined $y);	2710	unless (defined $x) && (defined $y);
2428		2711
2429	# use -1 or undef as default coordinates, not 0, 0	2712	# use -1 or undef as default coordinates, not 0, 0
2430	($x, $y) = ($map->enter_x, $map->enter_y)	2713	($x, $y) = ($map->enter_x, $map->enter_y)
2431	if $x <=0 && $y <= 0;	2714	if $x <= 0 && $y <= 0;
2432		2715
2433	$map->load;	2716	$map->load;
2434	$map->load_neighbours;	2717	$map->load_neighbours;
2435		2718
2436	return unless $self->contr->active;	2719	return unless $self->contr->active;
2437	$self->activate_recursive;
2438		2720
2439	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2721	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2440	$self->enter_map ($map, $x, $y);	2722	if ($self->enter_map ($map, $x, $y)) {
2441	}	2723	# entering was successful
		2724	delete $self->{_link_recursion};
		2725	# only activate afterwards, to support waiting in hooks
		2726	$self->activate_recursive;
		2727	}
2442		2728
		2729	}
		2730
2443	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2731	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2444		2732
2445	Moves the player to the given map-path and coordinates by first freezing	2733	Moves the player to the given map-path and coordinates by first freezing
2446	her, loading and preparing them map, calling the provided $check callback	2734	her, loading and preparing them map, calling the provided $check callback
2447	that has to return the map if sucecssful, and then unfreezes the player on	2735	that has to return the map if sucecssful, and then unfreezes the player on
2448	the new (success) or old (failed) map position. In either case, $done will	2736	the new (success) or old (failed) map position. In either case, $done will
2449	be called at the end of this process.	2737	be called at the end of this process.
2450		2738
		2739	Note that $check will be called with a potentially non-loaded map, so if
		2740	it needs a loaded map it has to call C<< ->load >>.
		2741
2451	=cut	2742	=cut
2452		2743
2453	our $GOTOGEN;	2744	our $GOTOGEN;
2454		2745
2455	sub cf::object::player::goto {	2746	sub cf::object::player::goto {
2456	my ($self, $path, $x, $y, $check, $done) = @_;	2747	my ($self, $path, $x, $y, $check, $done) = @_;
2457		2748
		2749	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2750	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2751	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2752	($path, $x, $y) = @$EMERGENCY_POSITION;
		2753	}
		2754
2458	# do generation counting so two concurrent goto's will be executed in-order	2755	# do generation counting so two concurrent goto's will be executed in-order
2459	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2756	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2460		2757
2461	$self->enter_link;	2758	$self->enter_link;
2462		2759
2463	(async {	2760	(async {
		2761	$Coro::current->{desc} = "player::goto $path $x $y";
		2762
2464	# *tag paths override both path and x|y	2763	# *tag paths override both path and x|y
2465	if ($path =~ /^\*(.*)$/) {	2764	if ($path =~ /^\*(.*)$/) {
2466	if (my @obs = grep $_->map, ext::map_tags::find $1) {	2765	if (my @obs = grep $_->map, ext::map_tags::find $1) {
2467	my $ob = $obs[rand @obs];	2766	my $ob = $obs[rand @obs];
2468		2767
…		…
2483	my $map = eval {	2782	my $map = eval {
2484	my $map = defined $path ? cf::map::find $path : undef;	2783	my $map = defined $path ? cf::map::find $path : undef;
2485		2784
2486	if ($map) {	2785	if ($map) {
2487	$map = $map->customise_for ($self);	2786	$map = $map->customise_for ($self);
2488	$map = $check->($map) if $check && $map;	2787	$map = $check->($map, $x, $y, $self) if $check && $map;
2489	} else {	2788	} else {
2490	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2789	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2491	}	2790	}
2492		2791
2493	$map	2792	$map
…		…
2501	if ($gen == $self->{_goto_generation}) {	2800	if ($gen == $self->{_goto_generation}) {
2502	delete $self->{_goto_generation};	2801	delete $self->{_goto_generation};
2503	$self->leave_link ($map, $x, $y);	2802	$self->leave_link ($map, $x, $y);
2504	}	2803	}
2505		2804
2506	$done->() if $done;	2805	$done->($self) if $done;
2507	})->prio (1);	2806	})->prio (1);
2508	}	2807	}
2509		2808
2510	=item $player_object->enter_exit ($exit_object)	2809	=item $player_object->enter_exit ($exit_object)
2511		2810
…		…
2531	}	2830	}
2532		2831
2533	sub prepare_random_map {	2832	sub prepare_random_map {
2534	my ($exit) = @_;	2833	my ($exit) = @_;
2535		2834
2536	my $guard = cf::lock_acquire "exit_prepare:$exit";
2537
2538	# all this does is basically replace the /! path by	2835	# all this does is basically replace the /! path by
2539	# a new random map path (?random/...) with a seed	2836	# a new random map path (?random/...) with a seed
2540	# that depends on the exit object	2837	# that depends on the exit object
2541		2838
2542	my $rmp = parse_random_map_params $exit->msg;	2839	my $rmp = parse_random_map_params $exit->msg;
…		…
2544	if ($exit->map) {	2841	if ($exit->map) {
2545	$rmp->{region} = $exit->region->name;	2842	$rmp->{region} = $exit->region->name;
2546	$rmp->{origin_map} = $exit->map->path;	2843	$rmp->{origin_map} = $exit->map->path;
2547	$rmp->{origin_x} = $exit->x;	2844	$rmp->{origin_x} = $exit->x;
2548	$rmp->{origin_y} = $exit->y;	2845	$rmp->{origin_y} = $exit->y;
		2846
		2847	$exit->map->touch;
2549	}	2848	}
2550		2849
2551	$rmp->{random_seed} ||= $exit->random_seed;	2850	$rmp->{random_seed} ||= $exit->random_seed;
2552		2851
2553	my $data = cf::to_json $rmp;	2852	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2554	my $md5 = Digest::MD5::md5_hex $data;	2853	my $md5 = Digest::MD5::md5_hex $data;
2555	my $meta = "$RANDOMDIR/$md5.meta";	2854	my $meta = "$RANDOMDIR/$md5.meta";
2556		2855
2557	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2856	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2558	aio_write $fh, 0, (length $data), $data, 0;	2857	aio_write $fh, 0, (length $data), $data, 0;
2559	undef $fh;	2858	undef $fh;
2560	aio_rename "$meta~", $meta;	2859	aio_rename "$meta~", $meta;
2561		2860
		2861	my $slaying = "?random/$md5";
		2862
		2863	if ($exit->valid) {
2562	$exit->slaying ("?random/$md5");	2864	$exit->slaying ("?random/$md5");
2563	$exit->msg (undef);	2865	$exit->msg (undef);
		2866	}
2564	}	2867	}
2565	}	2868	}
2566		2869
2567	sub cf::object::player::enter_exit {	2870	sub cf::object::player::enter_exit {
2568	my ($self, $exit) = @_;	2871	my ($self, $exit) = @_;
2569		2872
2570	return unless $self->type == cf::PLAYER;	2873	return unless $self->type == cf::PLAYER;
2571		2874
2572	if ($exit->slaying eq "/!") {
2573	#TODO: this should de-fi-ni-te-ly not be a sync-job
2574	# the problem is that $exit might not survive long enough
2575	# so it needs to be done right now, right here
2576	cf::sync_job { prepare_random_map $exit };
2577	}
2578
2579	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2580	my $hp = $exit->stats->hp;
2581	my $sp = $exit->stats->sp;
2582
2583	$self->enter_link;	2875	$self->enter_link;
2584		2876
2585	# if exit is damned, update players death & WoR home-position
2586	$self->contr->savebed ($slaying, $hp, $sp)
2587	if $exit->flag (FLAG_DAMNED);
2588
2589	(async {	2877	(async {
2590	$self->deactivate_recursive; # just to be sure	2878	$Coro::current->{desc} = "enter_exit";
		2879
2591	unless (eval {	2880	unless (eval {
		2881	$self->deactivate_recursive; # just to be sure
		2882
		2883	# random map handling
		2884	{
		2885	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2886
		2887	prepare_random_map $exit
		2888	if $exit->slaying eq "/!";
		2889	}
		2890
		2891	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2892	my $x = $exit->stats->hp;
		2893	my $y = $exit->stats->sp;
		2894
2592	$self->goto ($slaying, $hp, $sp);	2895	$self->goto ($map, $x, $y);
2593		2896
		2897	# if exit is damned, update players death & WoR home-position
		2898	$self->contr->savebed ($map, $x, $y)
		2899	if $exit->flag (cf::FLAG_DAMNED);
		2900
2594	1;	2901	1
2595	}) {	2902	}) {
2596	$self->message ("Something went wrong deep within the crossfire server. "	2903	$self->message ("Something went wrong deep within the deliantra server. "
2597	. "I'll try to bring you back to the map you were before. "	2904	. "I'll try to bring you back to the map you were before. "
2598	. "Please report this to the dungeon master!",	2905	. "Please report this to the dungeon master!",
2599	cf::NDI_UNIQUE | cf::NDI_RED);	2906	cf::NDI_UNIQUE | cf::NDI_RED);
2600		2907
2601	warn "ERROR in enter_exit: $@";	2908	error "ERROR in enter_exit: $@";
2602	$self->leave_link;	2909	$self->leave_link;
2603	}	2910	}
2604	})->prio (1);	2911	})->prio (1);
2605	}	2912	}
2606		2913
…		…
2618	sub cf::client::send_drawinfo {	2925	sub cf::client::send_drawinfo {
2619	my ($self, $text, $flags) = @_;	2926	my ($self, $text, $flags) = @_;
2620		2927
2621	utf8::encode $text;	2928	utf8::encode $text;
2622	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2929	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2930	}
		2931
		2932	=item $client->send_big_packet ($pkt)
		2933
		2934	Like C<send_packet>, but tries to compress large packets, and fragments
		2935	them as required.
		2936
		2937	=cut
		2938
		2939	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2940
		2941	sub cf::client::send_big_packet {
		2942	my ($self, $pkt) = @_;
		2943
		2944	# try lzf for large packets
		2945	$pkt = "lzf " . Compress::LZF::compress $pkt
		2946	if 1024 <= length $pkt and $self->{can_lzf};
		2947
		2948	# split very large packets
		2949	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2950	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2951	$pkt = "frag";
		2952	}
		2953
		2954	$self->send_packet ($pkt);
2623	}	2955	}
2624		2956
2625	=item $client->send_msg ($channel, $msg, $color, [extra...])	2957	=item $client->send_msg ($channel, $msg, $color, [extra...])
2626		2958
2627	Send a drawinfo or msg packet to the client, formatting the msg for the	2959	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2629	the message, with C<log> being the default. If C<$color> is negative, suppress	2961	the message, with C<log> being the default. If C<$color> is negative, suppress
2630	the message unless the client supports the msg packet.	2962	the message unless the client supports the msg packet.
2631		2963
2632	=cut	2964	=cut
2633		2965
		2966	# non-persistent channels (usually the info channel)
2634	our %CHANNEL = (	2967	our %CHANNEL = (
		2968	"c/motd" => {
		2969	id => "infobox",
		2970	title => "MOTD",
		2971	reply => undef,
		2972	tooltip => "The message of the day",
		2973	},
2635	"c/identify" => {	2974	"c/identify" => {
2636	id => "identify",	2975	id => "infobox",
2637	title => "Identify",	2976	title => "Identify",
2638	reply => undef,	2977	reply => undef,
2639	tooltip => "Items recently identified",	2978	tooltip => "Items recently identified",
2640	},	2979	},
2641	"c/examine" => {	2980	"c/examine" => {
2642	id => "examine",	2981	id => "infobox",
2643	title => "Examine",	2982	title => "Examine",
2644	reply => undef,	2983	reply => undef,
2645	tooltip => "Signs and other items you examined",	2984	tooltip => "Signs and other items you examined",
2646	},	2985	},
		2986	"c/shopinfo" => {
		2987	id => "infobox",
		2988	title => "Shop Info",
		2989	reply => undef,
		2990	tooltip => "What your bargaining skill tells you about the shop",
		2991	},
		2992	"c/book" => {
		2993	id => "infobox",
		2994	title => "Book",
		2995	reply => undef,
		2996	tooltip => "The contents of a note or book",
		2997	},
		2998	"c/lookat" => {
		2999	id => "infobox",
		3000	title => "Look",
		3001	reply => undef,
		3002	tooltip => "What you saw there",
		3003	},
		3004	"c/who" => {
		3005	id => "infobox",
		3006	title => "Players",
		3007	reply => undef,
		3008	tooltip => "Shows players who are currently online",
		3009	},
		3010	"c/body" => {
		3011	id => "infobox",
		3012	title => "Body Parts",
		3013	reply => undef,
		3014	tooltip => "Shows which body parts you posess and are available",
		3015	},
		3016	"c/statistics" => {
		3017	id => "infobox",
		3018	title => "Statistics",
		3019	reply => undef,
		3020	tooltip => "Shows your primary statistics",
		3021	},
		3022	"c/skills" => {
		3023	id => "infobox",
		3024	title => "Skills",
		3025	reply => undef,
		3026	tooltip => "Shows your experience per skill and item power",
		3027	},
		3028	"c/shopitems" => {
		3029	id => "infobox",
		3030	title => "Shop Items",
		3031	reply => undef,
		3032	tooltip => "Shows the items currently for sale in this shop",
		3033	},
		3034	"c/resistances" => {
		3035	id => "infobox",
		3036	title => "Resistances",
		3037	reply => undef,
		3038	tooltip => "Shows your resistances",
		3039	},
		3040	"c/pets" => {
		3041	id => "infobox",
		3042	title => "Pets",
		3043	reply => undef,
		3044	tooltip => "Shows information abotu your pets/a specific pet",
		3045	},
		3046	"c/perceiveself" => {
		3047	id => "infobox",
		3048	title => "Perceive Self",
		3049	reply => undef,
		3050	tooltip => "You gained detailed knowledge about yourself",
		3051	},
		3052	"c/uptime" => {
		3053	id => "infobox",
		3054	title => "Uptime",
		3055	reply => undef,
		3056	tooltip => "How long the server has been running since last restart",
		3057	},
		3058	"c/mapinfo" => {
		3059	id => "infobox",
		3060	title => "Map Info",
		3061	reply => undef,
		3062	tooltip => "Information related to the maps",
		3063	},
		3064	"c/party" => {
		3065	id => "party",
		3066	title => "Party",
		3067	reply => "gsay ",
		3068	tooltip => "Messages and chat related to your party",
		3069	},
		3070	"c/death" => {
		3071	id => "death",
		3072	title => "Death",
		3073	reply => undef,
		3074	tooltip => "Reason for and more info about your most recent death",
		3075	},
		3076	"c/say" => $SAY_CHANNEL,
		3077	"c/chat" => $CHAT_CHANNEL,
2647	);	3078	);
2648		3079
2649	sub cf::client::send_msg {	3080	sub cf::client::send_msg {
2650	my ($self, $channel, $msg, $color, @extra) = @_;	3081	my ($self, $channel, $msg, $color, @extra) = @_;
2651		3082
2652	$msg = $self->pl->expand_cfpod ($msg);	3083	$msg = $self->pl->expand_cfpod ($msg)
		3084	unless $color & cf::NDI_VERBATIM;
2653		3085
2654	$color &= cf::NDI_CLIENT_MASK; # just in case...	3086	$color &= cf::NDI_CLIENT_MASK; # just in case...
2655		3087
2656	# check predefined channels, for the benefit of C	3088	# check predefined channels, for the benefit of C
2657	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};	3089	if ($CHANNEL{$channel}) {
		3090	$channel = $CHANNEL{$channel};
2658		3091
		3092	$self->ext_msg (channel_info => $channel);
		3093	$channel = $channel->{id};
		3094
2659	if (ref $channel) {	3095	} elsif (ref $channel) {
2660	# send meta info to client, if not yet sent	3096	# send meta info to client, if not yet sent
2661	unless (exists $self->{channel}{$channel->{id}}) {	3097	unless (exists $self->{channel}{$channel->{id}}) {
2662	$self->{channel}{$channel->{id}} = $channel;	3098	$self->{channel}{$channel->{id}} = $channel;
2663	$self->ext_msg (channel_info => $channel)	3099	$self->ext_msg (channel_info => $channel);
2664	if $self->can_msg;
2665	}	3100	}
2666		3101
2667	$channel = $channel->{id};	3102	$channel = $channel->{id};
2668	}	3103	}
2669		3104
2670	return unless @extra || length $msg;	3105	return unless @extra || length $msg;
2671		3106
2672	if ($self->can_msg) {
2673	# default colour, mask it out	3107	# default colour, mask it out
2674	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3108	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2675	if $color & cf::NDI_DEF;	3109	if $color & cf::NDI_DEF;
2676		3110
2677	$self->send_packet ("msg " . $self->{json_coder}->encode (	3111	my $pkt = "msg "
		3112	. $self->{json_coder}->encode (
2678	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3113	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2679	} else {	3114	);
2680	if ($color >= 0) {
2681	# replace some tags by gcfclient-compatible ones
2682	for ($msg) {
2683	1 while
2684	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2685	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2686	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2687	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2688	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2689	}
2690		3115
2691	$color &= cf::NDI_COLOR_MASK;	3116	$self->send_big_packet ($pkt);
2692
2693	utf8::encode $msg;
2694
2695	if (0 && $msg =~ /\[/) {
2696	# COMMAND/INFO
2697	$self->send_packet ("drawextinfo $color 10 8 $msg")
2698	} else {
2699	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2700	$self->send_packet ("drawinfo $color $msg")
2701	}
2702	}
2703	}
2704	}	3117	}
2705		3118
2706	=item $client->ext_msg ($type, @msg)	3119	=item $client->ext_msg ($type, @msg)
2707		3120
2708	Sends an ext event to the client.	3121	Sends an ext event to the client.
…		…
2711		3124
2712	sub cf::client::ext_msg($$@) {	3125	sub cf::client::ext_msg($$@) {
2713	my ($self, $type, @msg) = @_;	3126	my ($self, $type, @msg) = @_;
2714		3127
2715	if ($self->extcmd == 2) {	3128	if ($self->extcmd == 2) {
2716	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3129	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2717	} elsif ($self->extcmd == 1) { # TODO: remove	3130	} elsif ($self->extcmd == 1) { # TODO: remove
2718	push @msg, msgtype => "event_$type";	3131	push @msg, msgtype => "event_$type";
2719	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3132	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2720	}	3133	}
2721	}	3134	}
2722		3135
2723	=item $client->ext_reply ($msgid, @msg)	3136	=item $client->ext_reply ($msgid, @msg)
2724		3137
…		…
2728		3141
2729	sub cf::client::ext_reply($$@) {	3142	sub cf::client::ext_reply($$@) {
2730	my ($self, $id, @msg) = @_;	3143	my ($self, $id, @msg) = @_;
2731		3144
2732	if ($self->extcmd == 2) {	3145	if ($self->extcmd == 2) {
2733	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3146	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2734	} elsif ($self->extcmd == 1) {	3147	} elsif ($self->extcmd == 1) {
2735	#TODO: version 1, remove	3148	#TODO: version 1, remove
2736	unshift @msg, msgtype => "reply", msgid => $id;	3149	unshift @msg, msgtype => "reply", msgid => $id;
2737	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3150	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2738	}	3151	}
2739	}	3152	}
2740		3153
2741	=item $success = $client->query ($flags, "text", \&cb)	3154	=item $success = $client->query ($flags, "text", \&cb)
2742		3155
…		…
2813		3226
2814	$ns->ext_reply ($reply, @reply)	3227	$ns->ext_reply ($reply, @reply)
2815	if $reply;	3228	if $reply;
2816		3229
2817	} else {	3230	} else {
2818	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3231	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2819	}	3232	}
2820		3233
2821	cf::override;	3234	cf::override;
2822	},	3235	},
2823	);	3236	);
…		…
2843		3256
2844	$coro	3257	$coro
2845	}	3258	}
2846		3259
2847	cf::client->attach (	3260	cf::client->attach (
2848	on_destroy => sub {	3261	on_client_destroy => sub {
2849	my ($ns) = @_;	3262	my ($ns) = @_;
2850		3263
2851	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3264	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2852	},	3265	},
2853	);	3266	);
…		…
2869	our $safe_hole = new Safe::Hole;	3282	our $safe_hole = new Safe::Hole;
2870		3283
2871	$SIG{FPE} = 'IGNORE';	3284	$SIG{FPE} = 'IGNORE';
2872		3285
2873	$safe->permit_only (Opcode::opset qw(	3286	$safe->permit_only (Opcode::opset qw(
2874	:base_core :base_mem :base_orig :base_math	3287	:base_core :base_mem :base_orig :base_math :base_loop
2875	grepstart grepwhile mapstart mapwhile	3288	grepstart grepwhile mapstart mapwhile
2876	sort time	3289	sort time
2877	));	3290	));
2878		3291
2879	# here we export the classes and methods available to script code	3292	# here we export the classes and methods available to script code
…		…
2881	=pod	3294	=pod
2882		3295
2883	The following functions and methods are available within a safe environment:	3296	The following functions and methods are available within a safe environment:
2884		3297
2885	cf::object	3298	cf::object
2886	contr pay_amount pay_player map x y force_find force_add	3299	contr pay_amount pay_player map x y force_find force_add destroy
2887	insert remove name archname title slaying race decrease_ob_nr	3300	insert remove name archname title slaying race decrease split
		3301	value
2888		3302
2889	cf::object::player	3303	cf::object::player
2890	player	3304	player
2891		3305
2892	cf::player	3306	cf::player
…		…
2897		3311
2898	=cut	3312	=cut
2899		3313
2900	for (	3314	for (
2901	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3315	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2902	insert remove inv name archname title slaying race	3316	insert remove inv nrof name archname title slaying race
2903	decrease_ob_nr)],	3317	decrease split destroy change_exp value msg lore send_msg)],
2904	["cf::object::player" => qw(player)],	3318	["cf::object::player" => qw(player)],
2905	["cf::player" => qw(peaceful)],	3319	["cf::player" => qw(peaceful send_msg)],
2906	["cf::map" => qw(trigger)],	3320	["cf::map" => qw(trigger)],
2907	) {	3321	) {
2908	no strict 'refs';
2909	my ($pkg, @funs) = @$_;	3322	my ($pkg, @funs) = @$_;
2910	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3323	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2911	for @funs;	3324	for @funs;
2912	}	3325	}
2913		3326
…		…
2928		3341
2929	my $qcode = $code;	3342	my $qcode = $code;
2930	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3343	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2931	$qcode =~ s/\n/\\n/g;	3344	$qcode =~ s/\n/\\n/g;
2932		3345
		3346	%vars = (_dummy => 0) unless %vars;
		3347
		3348	my @res;
2933	local $_;	3349	local $_;
2934	local @safe::cf::_safe_eval_args = values %vars;
2935		3350
2936	my $eval =	3351	my $eval =
2937	"do {\n"	3352	"do {\n"
2938	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3353	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2939	. "#line 0 \"{$qcode}\"\n"	3354	. "#line 0 \"{$qcode}\"\n"
2940	. $code	3355	. $code
2941	. "\n}"	3356	. "\n}"
2942	;	3357	;
2943		3358
		3359	if ($CFG{safe_eval}) {
2944	sub_generation_inc;	3360	sub_generation_inc;
		3361	local @safe::cf::_safe_eval_args = values %vars;
2945	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3362	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2946	sub_generation_inc;	3363	sub_generation_inc;
		3364	} else {
		3365	local @cf::_safe_eval_args = values %vars;
		3366	@res = wantarray ? eval eval : scalar eval $eval;
		3367	}
2947		3368
2948	if ($@) {	3369	if ($@) {
2949	warn "$@";	3370	warn "$@",
2950	warn "while executing safe code '$code'\n";	3371	"while executing safe code '$code'\n",
2951	warn "with arguments " . (join " ", %vars) . "\n";	3372	"with arguments " . (join " ", %vars) . "\n";
2952	}	3373	}
2953		3374
2954	wantarray ? @res : $res[0]	3375	wantarray ? @res : $res[0]
2955	}	3376	}
2956		3377
…		…
2970	=cut	3391	=cut
2971		3392
2972	sub register_script_function {	3393	sub register_script_function {
2973	my ($fun, $cb) = @_;	3394	my ($fun, $cb) = @_;
2974		3395
2975	no strict 'refs';	3396	$fun = "safe::$fun" if $CFG{safe_eval};
2976	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3397	*$fun = $safe_hole->wrap ($cb);
2977	}	3398	}
2978		3399
2979	=back	3400	=back
2980		3401
2981	=cut	3402	=cut
…		…
2990	# for this (global event?)	3411	# for this (global event?)
2991	%ext::player_env::MUSIC_FACE_CACHE = ();	3412	%ext::player_env::MUSIC_FACE_CACHE = ();
2992		3413
2993	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3414	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2994		3415
2995	warn "loading facedata from $path\n";	3416	trace "loading facedata from $path\n";
2996		3417
2997	my $facedata;
2998	0 < aio_load $path, $facedata	3418	0 < aio_load $path, my $facedata
2999	or die "$path: $!";	3419	or die "$path: $!";
3000		3420
3001	$facedata = Coro::Storable::thaw $facedata;	3421	$facedata = Coro::Storable::thaw $facedata;
3002		3422
3003	$facedata->{version} == 2	3423	$facedata->{version} == 2
3004	or cf::cleanup "$path: version mismatch, cannot proceed.";	3424	or cf::cleanup "$path: version mismatch, cannot proceed.";
3005		3425
3006	# patch in the exptable	3426	# patch in the exptable
		3427	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3007	$facedata->{resource}{"res/exp_table"} = {	3428	$facedata->{resource}{"res/exp_table"} = {
3008	type => FT_RSRC,	3429	type => FT_RSRC,
3009	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3430	data => $exp_table,
		3431	hash => (Digest::MD5::md5 $exp_table),
3010	};	3432	};
3011	cf::cede_to_tick;	3433	cf::cede_to_tick;
3012		3434
3013	{	3435	{
3014	my $faces = $facedata->{faceinfo};	3436	my $faces = $facedata->{faceinfo};
3015		3437
3016	while (my ($face, $info) = each %$faces) {	3438	while (my ($face, $info) = each %$faces) {
3017	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3439	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3440
3018	cf::face::set_visibility $idx, $info->{visibility};	3441	cf::face::set_visibility $idx, $info->{visibility};
3019	cf::face::set_magicmap $idx, $info->{magicmap};	3442	cf::face::set_magicmap $idx, $info->{magicmap};
3020	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3443	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3021	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3444	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
3022		3445
3023	cf::cede_to_tick;	3446	cf::cede_to_tick;
3024	}	3447	}
3025		3448
3026	while (my ($face, $info) = each %$faces) {	3449	while (my ($face, $info) = each %$faces) {
3027	next unless $info->{smooth};	3450	next unless $info->{smooth};
		3451
3028	my $idx = cf::face::find $face	3452	my $idx = cf::face::find $face
3029	or next;	3453	or next;
		3454
3030	if (my $smooth = cf::face::find $info->{smooth}) {	3455	if (my $smooth = cf::face::find $info->{smooth}) {
3031	cf::face::set_smooth $idx, $smooth;	3456	cf::face::set_smooth $idx, $smooth;
3032	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3457	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3033	} else {	3458	} else {
3034	warn "smooth face '$info->{smooth}' not found for face '$face'";	3459	error "smooth face '$info->{smooth}' not found for face '$face'";
3035	}	3460	}
3036		3461
3037	cf::cede_to_tick;	3462	cf::cede_to_tick;
3038	}	3463	}
3039	}	3464	}
…		…
3048		3473
3049	cf::anim::invalidate_all; # d'oh	3474	cf::anim::invalidate_all; # d'oh
3050	}	3475	}
3051		3476
3052	{	3477	{
3053	# TODO: for gcfclient pleasure, we should give resources
3054	# that gcfclient doesn't grok a >10000 face index.
3055	my $res = $facedata->{resource};	3478	my $res = $facedata->{resource};
3056		3479
3057	my $soundconf = delete $res->{"res/sound.conf"};
3058
3059	while (my ($name, $info) = each %$res) {	3480	while (my ($name, $info) = each %$res) {
		3481	if (defined $info->{type}) {
3060	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3482	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3061	my $data;
3062		3483
3063	if ($info->{type} & 1) {	3484	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3064	# prepend meta info	3485	cf::face::set_type $idx, $info->{type};
3065
3066	my $meta = $enc->encode ({
3067	name => $name,
3068	%{ $info->{meta} || {} },
3069	});
3070
3071	$data = pack "(w/a*)*", $meta, $info->{data};
3072	} else {	3486	} else {
3073	$data = $info->{data};	3487	$RESOURCE{$name} = $info; # unused
3074	}	3488	}
3075		3489
3076	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3077	cf::face::set_type $idx, $info->{type};
3078
3079	cf::cede_to_tick;	3490	cf::cede_to_tick;
3080	}	3491	}
3081
3082	if ($soundconf) {
3083	$soundconf = $enc->decode (delete $soundconf->{data});
3084
3085	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3086	my $sound = $soundconf->{compat}[$_]
3087	or next;
3088
3089	my $face = cf::face::find "sound/$sound->[1]";
3090	cf::sound::set $sound->[0] => $face;
3091	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3092	}
3093
3094	while (my ($k, $v) = each %{$soundconf->{event}}) {
3095	my $face = cf::face::find "sound/$v";
3096	cf::sound::set $k => $face;
3097	}
3098	}
3099	}	3492	}
		3493
		3494	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3100		3495
3101	1	3496	1
3102	}	3497	}
3103		3498
3104	register_exticmd fx_want => sub {	3499	register_exticmd fx_want => sub {
…		…
3106		3501
3107	while (my ($k, $v) = each %$want) {	3502	while (my ($k, $v) = each %$want) {
3108	$ns->fx_want ($k, $v);	3503	$ns->fx_want ($k, $v);
3109	}	3504	}
3110	};	3505	};
		3506
		3507	sub load_resource_file($) {
		3508	my $guard = lock_acquire "load_resource_file";
		3509
		3510	my $status = load_resource_file_ $_[0];
		3511	get_slot 0.1, 100;
		3512	cf::arch::commit_load;
		3513
		3514	$status
		3515	}
3111		3516
3112	sub reload_regions {	3517	sub reload_regions {
3113	# HACK to clear player env face cache, we need some signal framework	3518	# HACK to clear player env face cache, we need some signal framework
3114	# for this (global event?)	3519	# for this (global event?)
3115	%ext::player_env::MUSIC_FACE_CACHE = ();	3520	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3129	}	3534	}
3130		3535
3131	sub reload_archetypes {	3536	sub reload_archetypes {
3132	load_resource_file "$DATADIR/archetypes"	3537	load_resource_file "$DATADIR/archetypes"
3133	or die "unable to load archetypes\n";	3538	or die "unable to load archetypes\n";
3134	#d# NEED to laod twice to resolve forward references
3135	# this really needs to be done in an extra post-pass
3136	# (which needs to be synchronous, so solve it differently)
3137	load_resource_file "$DATADIR/archetypes"
3138	or die "unable to load archetypes\n";
3139	}	3539	}
3140		3540
3141	sub reload_treasures {	3541	sub reload_treasures {
3142	load_resource_file "$DATADIR/treasures"	3542	load_resource_file "$DATADIR/treasures"
3143	or die "unable to load treasurelists\n";	3543	or die "unable to load treasurelists\n";
3144	}	3544	}
3145		3545
		3546	sub reload_sound {
		3547	trace "loading sound config from $DATADIR/sound\n";
		3548
		3549	0 < Coro::AIO::aio_load "$DATADIR/sound", my $data
		3550	or die "$DATADIR/sound $!";
		3551
		3552	my $soundconf = JSON::XS->new->utf8->relaxed->decode ($data);
		3553
		3554	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3555	my $sound = $soundconf->{compat}[$_]
		3556	or next;
		3557
		3558	my $face = cf::face::find "sound/$sound->[1]";
		3559	cf::sound::set $sound->[0] => $face;
		3560	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3561	}
		3562
		3563	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3564	my $face = cf::face::find "sound/$v";
		3565	cf::sound::set $k => $face;
		3566	}
		3567	}
		3568
3146	sub reload_resources {	3569	sub reload_resources {
3147	warn "reloading resource files...\n";	3570	trace "reloading resource files...\n";
3148		3571
		3572	reload_exp_table;
		3573	reload_materials;
		3574	reload_facedata;
		3575	reload_sound;
		3576	reload_archetypes;
3149	reload_regions;	3577	reload_regions;
3150	reload_facedata;
3151	#reload_archetypes;#d#
3152	reload_archetypes;
3153	reload_treasures;	3578	reload_treasures;
3154		3579
3155	warn "finished reloading resource files\n";	3580	trace "finished reloading resource files\n";
3156	}
3157
3158	sub init {
3159	reload_resources;
3160	}	3581	}
3161		3582
3162	sub reload_config {	3583	sub reload_config {
3163	open my $fh, "<:utf8", "$CONFDIR/config"	3584	trace "reloading config file...\n";
3164	or return;
3165		3585
3166	local $/;	3586	0 < aio_load "$CONFDIR/config", my $config
3167	*CFG = YAML::Syck::Load <$fh>;	3587	or die "$CONFDIR/config: $!";
3168		3588
		3589	utf8::decode $config;
		3590	*CFG = yaml_load $config;
		3591
3169	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3592	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3170		3593
3171	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3594	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3172	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3595	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3173		3596
3174	if (exists $CFG{mlockall}) {	3597	if (exists $CFG{mlockall}) {
…		…
3178	};	3601	};
3179	warn $@ if $@;	3602	warn $@ if $@;
3180	}	3603	}
3181	}	3604	}
3182		3605
		3606	sub pidfile() {
		3607	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3608	or die "$PIDFILE: $!";
		3609	flock $fh, &Fcntl::LOCK_EX
		3610	or die "$PIDFILE: flock: $!";
		3611	$fh
		3612	}
		3613
		3614	# make sure only one server instance is running at any one time
		3615	sub atomic {
		3616	my $fh = pidfile;
		3617
		3618	my $pid = <$fh>;
		3619	kill 9, $pid if $pid > 0;
		3620
		3621	seek $fh, 0, 0;
		3622	print $fh $$;
		3623	}
		3624
		3625	sub main_loop {
		3626	trace "EV::loop starting\n";
		3627	if (1) {
		3628	EV::loop;
		3629	}
		3630	trace "EV::loop returned\n";
		3631	goto &main_loop unless $REALLY_UNLOOP;
		3632	}
		3633
3183	sub main {	3634	sub main {
		3635	cf::init_globals; # initialise logging
		3636
		3637	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3638	LOG llevInfo, "Copyright (C) 2005-2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3639	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3640	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3641
		3642	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3643
3184	# we must not ever block the main coroutine	3644	# we must not ever block the main coroutine
3185	local $Coro::idle = sub {	3645	local $Coro::idle = sub {
3186	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3646	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3187	(async {	3647	(async {
3188	Event::one_event;	3648	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3649	EV::loop EV::LOOP_ONESHOT;
3189	})->prio (Coro::PRIO_MAX);	3650	})->prio (Coro::PRIO_MAX);
3190	};	3651	};
3191		3652
		3653	evthread_start IO::AIO::poll_fileno;
		3654
		3655	cf::sync_job {
		3656	cf::incloader::init ();
		3657
		3658	cf::init_anim;
		3659	cf::init_attackmess;
		3660	cf::init_dynamic;
		3661
		3662	cf::load_settings;
		3663
		3664	reload_resources;
3192	reload_config;	3665	reload_config;
3193	db_init;	3666	db_init;
		3667
		3668	cf::init_uuid;
		3669	cf::init_signals;
		3670	cf::init_skills;
		3671
		3672	cf::init_beforeplay;
		3673
		3674	atomic;
		3675
3194	load_extensions;	3676	load_extensions;
3195		3677
3196	$TICK_WATCHER->start;	3678	utime time, time, $RUNTIMEFILE;
3197	Event::loop;	3679
		3680	# no (long-running) fork's whatsoever before this point(!)
		3681	use POSIX ();
		3682	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3683
		3684	cf::_post_init 0;
		3685	};
		3686
		3687	cf::object::thawer::errors_are_fatal 0;
		3688	info "parse errors in files are no longer fatal from this point on.\n";
		3689
		3690	my $free_main; $free_main = EV::idle sub {
		3691	undef $free_main;
		3692	undef &main; # free gobs of memory :)
		3693	};
		3694
		3695	goto &main_loop;
3198	}	3696	}
3199		3697
3200	#############################################################################	3698	#############################################################################
3201	# initialisation and cleanup	3699	# initialisation and cleanup
3202		3700
3203	# install some emergency cleanup handlers	3701	# install some emergency cleanup handlers
3204	BEGIN {	3702	BEGIN {
		3703	our %SIGWATCHER = ();
3205	for my $signal (qw(INT HUP TERM)) {	3704	for my $signal (qw(INT HUP TERM)) {
3206	Event->signal (	3705	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3207	reentrant => 0,
3208	data => WF_AUTOCANCEL,
3209	signal => $signal,
3210	prio => 0,
3211	cb => sub {
3212	cf::cleanup "SIG$signal";	3706	cf::cleanup "SIG$signal";
3213	},
3214	);	3707	};
3215	}	3708	}
3216	}	3709	}
3217		3710
3218	sub write_runtime {	3711	sub write_runtime_sync {
3219	my $runtime = "$LOCALDIR/runtime";	3712	my $t0 = AE::time;
3220		3713
3221	# first touch the runtime file to show we are still running:	3714	# first touch the runtime file to show we are still running:
3222	# the fsync below can take a very very long time.	3715	# the fsync below can take a very very long time.
3223		3716
3224	IO::AIO::aio_utime $runtime, undef, undef;	3717	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3225		3718
3226	my $guard = cf::lock_acquire "write_runtime";	3719	my $guard = cf::lock_acquire "write_runtime";
3227		3720
3228	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3721	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3229	or return;	3722	or return;
3230		3723
3231	my $value = $cf::RUNTIME + 90 + 10;	3724	my $value = $cf::RUNTIME + 90 + 10;
3232	# 10 is the runtime save interval, for a monotonic clock	3725	# 10 is the runtime save interval, for a monotonic clock
3233	# 60 allows for the watchdog to kill the server.	3726	# 60 allows for the watchdog to kill the server.
…		…
3243	aio_utime $fh, undef, undef;	3736	aio_utime $fh, undef, undef;
3244		3737
3245	close $fh	3738	close $fh
3246	or return;	3739	or return;
3247		3740
3248	aio_rename "$runtime~", $runtime	3741	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3249	and return;	3742	and return;
3250		3743
3251	warn "runtime file written.\n";	3744	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3252		3745
3253	1	3746	1
		3747	}
		3748
		3749	our $uuid_lock;
		3750	our $uuid_skip;
		3751
		3752	sub write_uuid_sync($) {
		3753	$uuid_skip ||= $_[0];
		3754
		3755	return if $uuid_lock;
		3756	local $uuid_lock = 1;
		3757
		3758	my $uuid = "$LOCALDIR/uuid";
		3759
		3760	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3761	or return;
		3762
		3763	my $value = uuid_seq uuid_cur;
		3764
		3765	unless ($value) {
		3766	info "cowardly refusing to write zero uuid value!\n";
		3767	return;
		3768	}
		3769
		3770	my $value = uuid_str $value + $uuid_skip;
		3771	$uuid_skip = 0;
		3772
		3773	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3774	and return;
		3775
		3776	# always fsync - this file is important
		3777	aio_fsync $fh
		3778	and return;
		3779
		3780	close $fh
		3781	or return;
		3782
		3783	aio_rename "$uuid~", $uuid
		3784	and return;
		3785
		3786	trace "uuid file written ($value).\n";
		3787
		3788	1
		3789
		3790	}
		3791
		3792	sub write_uuid($$) {
		3793	my ($skip, $sync) = @_;
		3794
		3795	$sync ? write_uuid_sync $skip
		3796	: async { write_uuid_sync $skip };
3254	}	3797	}
3255		3798
3256	sub emergency_save() {	3799	sub emergency_save() {
3257	my $freeze_guard = cf::freeze_mainloop;	3800	my $freeze_guard = cf::freeze_mainloop;
3258		3801
3259	warn "enter emergency perl save\n";	3802	info "emergency_perl_save: enter\n";
		3803
		3804	# this is a trade-off: we want to be very quick here, so
		3805	# save all maps without fsync, and later call a global sync
		3806	# (which in turn might be very very slow)
		3807	local $USE_FSYNC = 0;
3260		3808
3261	cf::sync_job {	3809	cf::sync_job {
		3810	cf::write_runtime_sync; # external watchdog should not bark
		3811
3262	# use a peculiar iteration method to avoid tripping on perl	3812	# use a peculiar iteration method to avoid tripping on perl
3263	# refcount bugs in for. also avoids problems with players	3813	# refcount bugs in for. also avoids problems with players
3264	# and maps saved/destroyed asynchronously.	3814	# and maps saved/destroyed asynchronously.
3265	warn "begin emergency player save\n";	3815	info "emergency_perl_save: begin player save\n";
3266	for my $login (keys %cf::PLAYER) {	3816	for my $login (keys %cf::PLAYER) {
3267	my $pl = $cf::PLAYER{$login} or next;	3817	my $pl = $cf::PLAYER{$login} or next;
3268	$pl->valid or next;	3818	$pl->valid or next;
		3819	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3269	$pl->save;	3820	$pl->save;
3270	}	3821	}
3271	warn "end emergency player save\n";	3822	info "emergency_perl_save: end player save\n";
3272		3823
3273	warn "begin emergency map save\n";	3824	cf::write_runtime_sync; # external watchdog should not bark
		3825
		3826	info "emergency_perl_save: begin map save\n";
3274	for my $path (keys %cf::MAP) {	3827	for my $path (keys %cf::MAP) {
3275	my $map = $cf::MAP{$path} or next;	3828	my $map = $cf::MAP{$path} or next;
3276	$map->valid or next;	3829	$map->valid or next;
3277	$map->save;	3830	$map->save;
3278	}	3831	}
3279	warn "end emergency map save\n";	3832	info "emergency_perl_save: end map save\n";
3280		3833
3281	warn "begin emergency database checkpoint\n";	3834	cf::write_runtime_sync; # external watchdog should not bark
		3835
		3836	info "emergency_perl_save: begin database checkpoint\n";
3282	BDB::db_env_txn_checkpoint $DB_ENV;	3837	BDB::db_env_txn_checkpoint $DB_ENV;
3283	warn "end emergency database checkpoint\n";	3838	info "emergency_perl_save: end database checkpoint\n";
		3839
		3840	info "emergency_perl_save: begin write uuid\n";
		3841	write_uuid_sync 1;
		3842	info "emergency_perl_save: end write uuid\n";
		3843
		3844	cf::write_runtime_sync; # external watchdog should not bark
		3845
		3846	trace "emergency_perl_save: syncing database to disk";
		3847	BDB::db_env_txn_checkpoint $DB_ENV;
		3848
		3849	info "emergency_perl_save: starting sync\n";
		3850	IO::AIO::aio_sync sub {
		3851	info "emergency_perl_save: finished sync\n";
		3852	};
		3853
		3854	cf::write_runtime_sync; # external watchdog should not bark
		3855
		3856	trace "emergency_perl_save: flushing outstanding aio requests";
		3857	while (IO::AIO::nreqs || BDB::nreqs) {
		3858	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
		3859	}
		3860
		3861	cf::write_runtime_sync; # external watchdog should not bark
3284	};	3862	};
3285		3863
3286	warn "leave emergency perl save\n";	3864	info "emergency_perl_save: leave\n";
3287	}	3865	}
3288		3866
3289	sub post_cleanup {	3867	sub post_cleanup {
3290	my ($make_core) = @_;	3868	my ($make_core) = @_;
3291		3869
		3870	IO::AIO::flush;
		3871
3292	warn Carp::longmess "post_cleanup backtrace"	3872	error Carp::longmess "post_cleanup backtrace"
3293	if $make_core;	3873	if $make_core;
		3874
		3875	my $fh = pidfile;
		3876	unlink $PIDFILE if <$fh> == $$;
		3877	}
		3878
		3879	# a safer delete_package, copied from Symbol
		3880	sub clear_package($) {
		3881	my $pkg = shift;
		3882
		3883	# expand to full symbol table name if needed
		3884	unless ($pkg =~ /^main::.*::$/) {
		3885	$pkg = "main$pkg" if $pkg =~ /^::/;
		3886	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3887	$pkg .= '::' unless $pkg =~ /::$/;
		3888	}
		3889
		3890	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3891	my $stem_symtab = *{$stem}{HASH};
		3892
		3893	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3894	or return;
		3895
		3896	# clear all symbols
		3897	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3898	for my $name (keys %$leaf_symtab) {
		3899	_gv_clear *{"$pkg$name"};
		3900	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3901	}
3294	}	3902	}
3295		3903
3296	sub do_reload_perl() {	3904	sub do_reload_perl() {
3297	# can/must only be called in main	3905	# can/must only be called in main
3298	if ($Coro::current != $Coro::main) {	3906	unless (in_main) {
3299	warn "can only reload from main coroutine";	3907	error "can only reload from main coroutine";
3300	return;	3908	return;
3301	}	3909	}
3302		3910
3303	warn "reloading...";	3911	return if $RELOAD++;
3304		3912
3305	warn "entering sync_job";	3913	my $t1 = AE::time;
3306		3914
		3915	while ($RELOAD) {
		3916	cf::get_slot 0.1, -1, "reload_perl";
		3917	info "perl_reload: reloading...";
		3918
		3919	trace "perl_reload: entering sync_job";
		3920
3307	cf::sync_job {	3921	cf::sync_job {
3308	cf::write_runtime; # external watchdog should not bark
3309	cf::emergency_save;	3922	#cf::emergency_save;
3310	cf::write_runtime; # external watchdog should not bark
3311		3923
3312	warn "syncing database to disk";
3313	BDB::db_env_txn_checkpoint $DB_ENV;
3314
3315	# if anything goes wrong in here, we should simply crash as we already saved
3316
3317	warn "cancelling all WF_AUTOCANCEL watchers";
3318	for (Event::all_watchers) {
3319	$_->cancel if $_->data & WF_AUTOCANCEL;
3320	}
3321
3322	warn "flushing outstanding aio requests";
3323	for (;;) {
3324	BDB::flush;
3325	IO::AIO::flush;
3326	Coro::cede;
3327	last unless IO::AIO::nreqs || BDB::nreqs;
3328	warn "iterate...";
3329	}
3330
3331	++$RELOAD;
3332
3333	warn "cancelling all extension coros";	3924	trace "perl_reload: cancelling all extension coros";
3334	$_->cancel for values %EXT_CORO;	3925	$_->cancel for values %EXT_CORO;
3335	%EXT_CORO = ();	3926	%EXT_CORO = ();
3336		3927
3337	warn "removing commands";	3928	trace "perl_reload: removing commands";
3338	%COMMAND = ();	3929	%COMMAND = ();
3339		3930
3340	warn "removing ext/exti commands";	3931	trace "perl_reload: removing ext/exti commands";
3341	%EXTCMD = ();	3932	%EXTCMD = ();
3342	%EXTICMD = ();	3933	%EXTICMD = ();
3343		3934
3344	warn "unloading/nuking all extensions";	3935	trace "perl_reload: unloading/nuking all extensions";
3345	for my $pkg (@EXTS) {	3936	for my $pkg (@EXTS) {
3346	warn "... unloading $pkg";	3937	trace "... unloading $pkg";
3347		3938
3348	if (my $cb = $pkg->can ("unload")) {	3939	if (my $cb = $pkg->can ("unload")) {
3349	eval {	3940	eval {
3350	$cb->($pkg);	3941	$cb->($pkg);
3351	1	3942	1
3352	} or warn "$pkg unloaded, but with errors: $@";	3943	} or error "$pkg unloaded, but with errors: $@";
		3944	}
		3945
		3946	trace "... clearing $pkg";
		3947	clear_package $pkg;
3353	}	3948	}
3354		3949
3355	warn "... nuking $pkg";
3356	Symbol::delete_package $pkg;
3357	}
3358
3359	warn "unloading all perl modules loaded from $LIBDIR";	3950	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3360	while (my ($k, $v) = each %INC) {	3951	while (my ($k, $v) = each %INC) {
3361	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	3952	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3362		3953
3363	warn "... unloading $k";	3954	trace "... unloading $k";
3364	delete $INC{$k};	3955	delete $INC{$k};
3365		3956
3366	$k =~ s/\.pm$//;	3957	$k =~ s/\.pm$//;
3367	$k =~ s/\//::/g;	3958	$k =~ s/\//::/g;
3368		3959
3369	if (my $cb = $k->can ("unload_module")) {	3960	if (my $cb = $k->can ("unload_module")) {
3370	$cb->();	3961	$cb->();
		3962	}
		3963
		3964	clear_package $k;
3371	}	3965	}
3372		3966
3373	Symbol::delete_package $k;
3374	}
3375
3376	warn "getting rid of safe::, as good as possible";	3967	trace "perl_reload: getting rid of safe::, as good as possible";
3377	Symbol::delete_package "safe::$_"	3968	clear_package "safe::$_"
3378	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3969	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3379		3970
3380	warn "unloading cf.pm \"a bit\"";	3971	trace "perl_reload: unloading cf.pm \"a bit\"";
3381	delete $INC{"cf.pm"};	3972	delete $INC{"cf.pm"};
3382	delete $INC{"cf/pod.pm"};	3973	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3383		3974
3384	# don't, removes xs symbols, too,	3975	# don't, removes xs symbols, too,
3385	# and global variables created in xs	3976	# and global variables created in xs
3386	#Symbol::delete_package __PACKAGE__;	3977	#clear_package __PACKAGE__;
3387		3978
3388	warn "unload completed, starting to reload now";	3979	info "perl_reload: unload completed, starting to reload now";
3389		3980
3390	warn "reloading cf.pm";	3981	trace "perl_reload: reloading cf.pm";
3391	require cf;	3982	require cf;
3392	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3983	cf::_connect_to_perl_1;
3393		3984
3394	warn "loading config and database again";	3985	trace "perl_reload: loading config and database again";
3395	cf::reload_config;	3986	cf::reload_config;
3396		3987
3397	warn "loading extensions";	3988	trace "perl_reload: loading extensions";
3398	cf::load_extensions;	3989	cf::load_extensions;
3399		3990
		3991	if ($REATTACH_ON_RELOAD) {
3400	warn "reattaching attachments to objects/players";	3992	trace "perl_reload: reattaching attachments to objects/players";
3401	_global_reattach; # objects, sockets	3993	_global_reattach; # objects, sockets
3402	warn "reattaching attachments to maps";	3994	trace "perl_reload: reattaching attachments to maps";
3403	reattach $_ for values %MAP;	3995	reattach $_ for values %MAP;
3404	warn "reattaching attachments to players";	3996	trace "perl_reload: reattaching attachments to players";
3405	reattach $_ for values %PLAYER;	3997	reattach $_ for values %PLAYER;
		3998	}
3406		3999
3407	warn "leaving sync_job";	4000	cf::_post_init 1;
3408		4001
		4002	trace "perl_reload: leaving sync_job";
		4003
3409	1	4004	1
3410	} or do {	4005	} or do {
3411	warn $@;	4006	error $@;
3412	warn "error while reloading, exiting.";	4007	cf::cleanup "perl_reload: error, exiting.";
3413	exit 1;	4008	};
		4009
		4010	--$RELOAD;
3414	};	4011	}
3415		4012
3416	warn "reloaded";	4013	$t1 = AE::time - $t1;
		4014	info "perl_reload: completed in ${t1}s\n";
3417	};	4015	};
3418		4016
3419	our $RELOAD_WATCHER; # used only during reload	4017	our $RELOAD_WATCHER; # used only during reload
3420		4018
3421	sub reload_perl() {	4019	sub reload_perl() {
3422	# doing reload synchronously and two reloads happen back-to-back,	4020	# doing reload synchronously and two reloads happen back-to-back,
3423	# coro crashes during coro_state_free->destroy here.	4021	# coro crashes during coro_state_free->destroy here.
3424		4022
3425	$RELOAD_WATCHER ||= Event->timer (	4023	$RELOAD_WATCHER ||= cf::async {
3426	reentrant => 0,	4024	Coro::AIO::aio_wait cache_extensions;
3427	after => 0,	4025
3428	data => WF_AUTOCANCEL,	4026	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3429	cb => sub {
3430	do_reload_perl;	4027	do_reload_perl;
3431	undef $RELOAD_WATCHER;	4028	undef $RELOAD_WATCHER;
3432	},	4029	};
3433	);	4030	};
3434	}	4031	}
3435		4032
3436	register_command "reload" => sub {	4033	register_command "reload" => sub {
3437	my ($who, $arg) = @_;	4034	my ($who, $arg) = @_;
3438		4035
3439	if ($who->flag (FLAG_WIZ)) {	4036	if ($who->flag (FLAG_WIZ)) {
3440	$who->message ("reloading server.");	4037	$who->message ("reloading server.");
		4038	async {
		4039	$Coro::current->{desc} = "perl_reload";
3441	async { reload_perl };	4040	reload_perl;
		4041	};
3442	}	4042	}
3443	};	4043	};
3444		4044
3445	unshift @INC, $LIBDIR;	4045	#############################################################################
3446		4046
3447	my $bug_warning = 0;	4047	my $bug_warning = 0;
3448		4048
3449	our @WAIT_FOR_TICK;	4049	our @WAIT_FOR_TICK;
3450	our @WAIT_FOR_TICK_BEGIN;	4050	our @WAIT_FOR_TICK_BEGIN;
3451		4051
3452	sub wait_for_tick {	4052	sub wait_for_tick() {
3453	return unless $TICK_WATCHER->is_active;
3454	return if $Coro::current == $Coro::main;	4053	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3455		4054
3456	my $signal = new Coro::Signal;	4055	my $signal = new Coro::Signal;
3457	push @WAIT_FOR_TICK, $signal;	4056	push @WAIT_FOR_TICK, $signal;
3458	$signal->wait;	4057	$signal->wait;
3459	}	4058	}
3460		4059
3461	sub wait_for_tick_begin {	4060	sub wait_for_tick_begin() {
3462	return unless $TICK_WATCHER->is_active;
3463	return if $Coro::current == $Coro::main;	4061	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3464		4062
3465	my $signal = new Coro::Signal;	4063	my $signal = new Coro::Signal;
3466	push @WAIT_FOR_TICK_BEGIN, $signal;	4064	push @WAIT_FOR_TICK_BEGIN, $signal;
3467	$signal->wait;	4065	$signal->wait;
3468	}	4066	}
3469		4067
3470	$TICK_WATCHER = Event->timer (	4068	sub tick {
3471	reentrant => 0,
3472	parked => 1,
3473	prio => 0,
3474	at => $NEXT_TICK || $TICK,
3475	data => WF_AUTOCANCEL,
3476	cb => sub {
3477	if ($Coro::current != $Coro::main) {	4069	if ($Coro::current != $Coro::main) {
3478	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4070	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3479	unless ++$bug_warning > 10;	4071	unless ++$bug_warning > 10;
3480	return;	4072	return;
3481	}	4073	}
3482		4074
3483	$NOW = $tick_start = Event::time;
3484
3485	cf::server_tick; # one server iteration	4075	cf::server_tick; # one server iteration
3486		4076
3487	$RUNTIME += $TICK;	4077	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3488	$NEXT_TICK += $TICK;
3489		4078
3490	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4079	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3491	$NEXT_RUNTIME_WRITE = $NOW + 10;	4080	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3492	Coro::async_pool {	4081	Coro::async_pool {
		4082	$Coro::current->{desc} = "runtime saver";
3493	write_runtime	4083	write_runtime_sync
3494	or warn "ERROR: unable to write runtime file: $!";	4084	or error "ERROR: unable to write runtime file: $!";
3495	};
3496	}	4085	};
		4086	}
3497		4087
3498	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4088	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3499	$sig->send;	4089	$sig->send;
3500	}	4090	}
3501	while (my $sig = shift @WAIT_FOR_TICK) {	4091	while (my $sig = shift @WAIT_FOR_TICK) {
3502	$sig->send;	4092	$sig->send;
3503	}	4093	}
3504		4094
3505	$NOW = Event::time;	4095	$LOAD = ($NOW - $TICK_START) / $TICK;
3506
3507	# if we are delayed by four ticks or more, skip them all
3508	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3509
3510	$TICK_WATCHER->at ($NEXT_TICK);
3511	$TICK_WATCHER->start;
3512
3513	$LOAD = ($NOW - $tick_start) / $TICK;
3514	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4096	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3515		4097
3516	_post_tick;	4098	if (0) {
		4099	if ($NEXT_TICK) {
		4100	my $jitter = $TICK_START - $NEXT_TICK;
		4101	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4102	debug "jitter $JITTER\n";#d#
		4103	}
3517	},	4104	}
3518	);	4105	}
3519		4106
3520	{	4107	{
		4108	# configure BDB
		4109
3521	BDB::min_parallel 8;	4110	BDB::min_parallel 16;
3522	BDB::max_poll_time $TICK * 0.1;	4111	BDB::max_poll_reqs $TICK * 0.1;
3523	$BDB_POLL_WATCHER = Event->io (	4112	$AnyEvent::BDB::WATCHER->priority (1);
3524	reentrant => 0,
3525	fd => BDB::poll_fileno,
3526	poll => 'r',
3527	prio => 0,
3528	data => WF_AUTOCANCEL,
3529	cb => \&BDB::poll_cb,
3530	);
3531
3532	BDB::set_sync_prepare {
3533	my $status;
3534	my $current = $Coro::current;
3535	(
3536	sub {
3537	$status = $!;
3538	$current->ready; undef $current;
3539	},
3540	sub {
3541	Coro::schedule while defined $current;
3542	$! = $status;
3543	},
3544	)
3545	};
3546		4113
3547	unless ($DB_ENV) {	4114	unless ($DB_ENV) {
3548	$DB_ENV = BDB::db_env_create;	4115	$DB_ENV = BDB::db_env_create;
3549	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	4116	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3550	| BDB::LOG_AUTOREMOVE, 1);	4117	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4118	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3551	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	4119	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3552	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	4120	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3553		4121
3554	cf::sync_job {	4122	cf::sync_job {
3555	eval {	4123	eval {
…		…
3565		4133
3566	cf::cleanup "db_env_open(db): $@" if $@;	4134	cf::cleanup "db_env_open(db): $@" if $@;
3567	};	4135	};
3568	}	4136	}
3569		4137
3570	$BDB_DEADLOCK_WATCHER = Event->timer (	4138	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3571	after => 3,
3572	interval => 1,
3573	hard => 1,
3574	prio => 0,
3575	data => WF_AUTOCANCEL,
3576	cb => sub {
3577	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };	4139	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3578	},
3579	);	4140	};
3580	$BDB_CHECKPOINT_WATCHER = Event->timer (	4141	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3581	after => 11,
3582	interval => 60,
3583	hard => 1,
3584	prio => 0,
3585	data => WF_AUTOCANCEL,
3586	cb => sub {
3587	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4142	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3588	},
3589	);	4143	};
3590	$BDB_TRICKLE_WATCHER = Event->timer (	4144	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3591	after => 5,
3592	interval => 10,
3593	hard => 1,
3594	prio => 0,
3595	data => WF_AUTOCANCEL,
3596	cb => sub {
3597	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4145	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3598	},
3599	);	4146	};
3600	}	4147	}
3601		4148
3602	{	4149	{
		4150	# configure IO::AIO
		4151
3603	IO::AIO::min_parallel 8;	4152	IO::AIO::min_parallel 8;
3604
3605	undef $Coro::AIO::WATCHER;
3606	IO::AIO::max_poll_time $TICK * 0.1;	4153	IO::AIO::max_poll_time $TICK * 0.1;
3607	$AIO_POLL_WATCHER = Event->io (	4154	undef $AnyEvent::AIO::WATCHER;
3608	reentrant => 0,
3609	data => WF_AUTOCANCEL,
3610	fd => IO::AIO::poll_fileno,
3611	poll => 'r',
3612	prio => 6,
3613	cb => \&IO::AIO::poll_cb,
3614	);
3615	}	4155	}
3616		4156
3617	my $_log_backtrace;	4157	our $_log_backtrace;
		4158	our $_log_backtrace_last;
3618		4159
3619	sub _log_backtrace {	4160	sub _log_backtrace {
3620	my ($msg, @addr) = @_;	4161	my ($msg, @addr) = @_;
3621		4162
3622	$msg =~ s/\n//;	4163	$msg =~ s/\n$//;
3623		4164
		4165	if ($_log_backtrace_last eq $msg) {
		4166	LOG llevInfo, "[ABT] $msg\n";
		4167	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3624	# limit the # of concurrent backtraces	4168	# limit the # of concurrent backtraces
3625	if ($_log_backtrace < 2) {	4169	} elsif ($_log_backtrace < 2) {
		4170	$_log_backtrace_last = $msg;
3626	++$_log_backtrace;	4171	++$_log_backtrace;
		4172	my $perl_bt = Carp::longmess $msg;
3627	async {	4173	async {
		4174	$Coro::current->{desc} = "abt $msg";
		4175
3628	my @bt = fork_call {	4176	my @bt = fork_call {
3629	@addr = map { sprintf "%x", $_ } @addr;	4177	@addr = map { sprintf "%x", $_ } @addr;
3630	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4178	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3631	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4179	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3632	or die "addr2line: $!";	4180	or die "addr2line: $!";
…		…
3640	}	4188	}
3641		4189
3642	@funcs	4190	@funcs
3643	};	4191	};
3644		4192
3645	LOG llevInfo, "[ABT] $msg\n";	4193	LOG llevInfo, "[ABT] $perl_bt\n";
		4194	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3646	LOG llevInfo, "[ABT] $_\n" for @bt;	4195	LOG llevInfo, "[ABT] $_\n" for @bt;
3647	--$_log_backtrace;	4196	--$_log_backtrace;
3648	};	4197	};
3649	} else {	4198	} else {
3650	LOG llevInfo, "[ABT] $msg\n";	4199	LOG llevInfo, "[ABT] $msg\n";
3651	LOG llevInfo, "[ABT] [suppressed]\n";	4200	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3652	}	4201	}
3653	}	4202	}
3654		4203
3655	# load additional modules	4204	# load additional modules
3656	use cf::pod;	4205	require "cf/$_.pm" for @EXTRA_MODULES;
		4206	cf::_connect_to_perl_2;
3657		4207
3658	END { cf::emergency_save }	4208	END { cf::emergency_save }
3659		4209
3660	1	4210	1
3661		4211

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