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Revision 1.420 by root, Tue Apr 15 14:21:04 2008 UTC vs.
Revision 1.546 by root, Thu May 6 22:57:49 2010 UTC

1	#	1	#
2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.	2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
3	#	3	#
4	# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team	4	# Copyright (©) 2006,2007,2008,2009,2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
5	#	5	#
6	# Deliantra is free software: you can redistribute it and/or modify	6	# Deliantra is free software: you can redistribute it and/or modify it under
7	# it under the terms of the GNU General Public License as published by	7	# the terms of the Affero GNU General Public License as published by the
8	# the Free Software Foundation, either version 3 of the License, or	8	# Free Software Foundation, either version 3 of the License, or (at your
9	# (at your option) any later version.	9	# option) any later version.
10	#	10	#
11	# This program is distributed in the hope that it will be useful,	11	# This program is distributed in the hope that it will be useful,
12	# but WITHOUT ANY WARRANTY; without even the implied warranty of	12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the	13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14	# GNU General Public License for more details.	14	# GNU General Public License for more details.
15	#	15	#
16	# You should have received a copy of the GNU General Public License	16	# You should have received a copy of the Affero GNU General Public License
17	# along with this program. If not, see <http://www.gnu.org/licenses/>.	17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
18	#	19	#
19	# The authors can be reached via e-mail to <support@deliantra.net>	20	# The authors can be reached via e-mail to <support@deliantra.net>
20	#	21	#
21		22
22	package cf;	23	package cf;
23		24
24	use utf8;	25	use common::sense;
25	use strict;
26		26
27	use Symbol;	27	use Symbol;
28	use List::Util;	28	use List::Util;
29	use Socket;	29	use Socket;
30	use EV 3.2;	30	use EV;
31	use Opcode;	31	use Opcode;
32	use Safe;	32	use Safe;
33	use Safe::Hole;	33	use Safe::Hole;
34	use Storable ();	34	use Storable ();
		35	use Carp ();
35		36
		37	use Guard ();
36	use Coro 4.50 ();	38	use Coro ();
37	use Coro::State;	39	use Coro::State;
38	use Coro::Handle;	40	use Coro::Handle;
39	use Coro::EV;	41	use Coro::EV;
		42	use Coro::AnyEvent;
40	use Coro::Timer;	43	use Coro::Timer;
41	use Coro::Signal;	44	use Coro::Signal;
42	use Coro::Semaphore;	45	use Coro::Semaphore;
		46	use Coro::SemaphoreSet;
		47	use Coro::AnyEvent;
43	use Coro::AIO;	48	use Coro::AIO;
44	use Coro::BDB;	49	use Coro::BDB 1.6;
45	use Coro::Storable;	50	use Coro::Storable;
46	use Coro::Util ();	51	use Coro::Util ();
47		52
48	use JSON::XS 2.01 ();	53	use JSON::XS 2.01 ();
49	use BDB ();	54	use BDB ();
50	use Data::Dumper;	55	use Data::Dumper;
51	use Digest::MD5;
52	use Fcntl;	56	use Fcntl;
53	use YAML ();	57	use YAML::XS ();
54	use IO::AIO 2.51 ();	58	use IO::AIO ();
55	use Time::HiRes;	59	use Time::HiRes;
56	use Compress::LZF;	60	use Compress::LZF;
57	use Digest::MD5 ();	61	use Digest::MD5 ();
		62
		63	AnyEvent::detect;
58		64
59	# configure various modules to our taste	65	# configure various modules to our taste
60	#	66	#
61	$Storable::canonical = 1; # reduce rsync transfers	67	$Storable::canonical = 1; # reduce rsync transfers
62	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";
63	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
64		75
65	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority	76	# strictly for debugging
		77	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
66		78
67	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;
68		82
69	our %COMMAND = ();	83	our %COMMAND = ();
70	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
71		85
72	our @EXTS = (); # list of extension package names	86	our @EXTS = (); # list of extension package names
73	our %EXTCMD = ();	87	our %EXTCMD = ();
74	our %EXTICMD = ();	88	our %EXTICMD = ();
75	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
76	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
77		91
78	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
79	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
80		96
81	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
82	our $DATADIR = datadir;	98	our $DATADIR = datadir;
83	our $LIBDIR = "$DATADIR/ext";	99	our $LIBDIR = "$DATADIR/ext";
84	our $PODDIR = "$DATADIR/pod";	100	our $PODDIR = "$DATADIR/pod";
85	our $MAPDIR = "$DATADIR/" . mapdir;	101	our $MAPDIR = "$DATADIR/" . mapdir;
86	our $LOCALDIR = localdir;	102	our $LOCALDIR = localdir;
87	our $TMPDIR = "$LOCALDIR/" . tmpdir;	103	our $TMPDIR = "$LOCALDIR/" . tmpdir;
88	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	104	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
89	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	105	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
90	our $RANDOMDIR = "$LOCALDIR/random";	106	our $RANDOMDIR = "$LOCALDIR/random";
91	our $BDBDIR = "$LOCALDIR/db";	107	our $BDBDIR = "$LOCALDIR/db";
		108	our $PIDFILE = "$LOCALDIR/pid";
		109	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		110
92	our %RESOURCE;	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;
93		118
94	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	119	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
95	our $AIO_POLL_WATCHER;
96	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	120	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
97	our $NEXT_TICK;	121	our $NEXT_TICK;
98	our $USE_FSYNC = 1; # use fsync to write maps - default off	122	our $USE_FSYNC = 1; # use fsync to write maps - default on
99		123
100	our $BDB_POLL_WATCHER;
101	our $BDB_DEADLOCK_WATCHER;	124	our $BDB_DEADLOCK_WATCHER;
102	our $BDB_CHECKPOINT_WATCHER;	125	our $BDB_CHECKPOINT_WATCHER;
103	our $BDB_TRICKLE_WATCHER;	126	our $BDB_TRICKLE_WATCHER;
104	our $DB_ENV;	127	our $DB_ENV;
105		128
		129	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		130
106	our %CFG;	131	our %CFG;
107		132
108	our $UPTIME; $UPTIME ||= time;	133	our $UPTIME; $UPTIME ||= time;
109	our $RUNTIME;	134	our $RUNTIME;
110	our $NOW;	135	our $NOW;
…		…
119	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)
120	our $LOADAVG; # same thing, but with alpha-smoothing	145	our $LOADAVG; # same thing, but with alpha-smoothing
121	our $JITTER; # average jitter	146	our $JITTER; # average jitter
122	our $TICK_START; # for load detecting purposes	147	our $TICK_START; # for load detecting purposes
123		148
		149	our @POST_INIT;
		150
		151	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		152	our $REALLY_UNLOOP; # never set to true, please :)
		153
124	binmode STDOUT;	154	binmode STDOUT;
125	binmode STDERR;	155	binmode STDERR;
126		156
127	# read virtual server time, if available	157	# read virtual server time, if available
128	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	158	unless ($RUNTIME || !-e $RUNTIMEFILE) {
129	open my $fh, "<", "$LOCALDIR/runtime"	159	open my $fh, "<", $RUNTIMEFILE
130	or die "unable to read runtime file: $!";	160	or die "unable to read $RUNTIMEFILE file: $!";
131	$RUNTIME = <$fh> + 0.;	161	$RUNTIME = <$fh> + 0.;
132	}	162	}
		163
		164	eval "sub TICK() { $TICK } 1" or die;
133		165
134	mkdir $_	166	mkdir $_
135	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	167	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
136		168
137	our $EMERGENCY_POSITION;	169	our $EMERGENCY_POSITION;
138		170
139	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::"} };
140		187
141	#############################################################################	188	#############################################################################
142		189
143	=head2 GLOBAL VARIABLES	190	=head2 GLOBAL VARIABLES
144		191
…		…
186	from wherever your confdir points to.	233	from wherever your confdir points to.
187		234
188	=item cf::wait_for_tick, cf::wait_for_tick_begin	235	=item cf::wait_for_tick, cf::wait_for_tick_begin
189		236
190	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
191	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
192	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.
193		240
		241	=cut
		242
		243	sub wait_for_tick();
		244	sub wait_for_tick_begin();
		245
194	=item @cf::INVOKE_RESULTS	246	=item @cf::INVOKE_RESULTS
195		247
196	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
197	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
198	that call.	250	that call.
199		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
200	=back	258	=back
201		259
202	=cut	260	=cut
203		261
204	BEGIN {	262	sub error(@) { LOG llevError, join "", @_ }
205	*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 {
206	my $msg = join "", @_;	269	my $msg = join "", @_;
207		270
208	$msg .= "\n"	271	$msg .= "\n"
209	unless $msg =~ /\n$/;	272	unless $msg =~ /\n$/;
210		273
211	$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;
212		275
213	LOG llevError, $msg;	276	LOG llevWarn, $msg;
214	};	277	};
215	}
216		278
217	$Coro::State::DIEHOOK = sub {	279	$Coro::State::DIEHOOK = sub {
218	return unless $^S eq 0; # "eq", not "=="	280	return unless $^S eq 0; # "eq", not "=="
219		281
220	if ($Coro::current == $Coro::main) {#d#	282	error Carp::longmess $_[0];
		283
		284	if (in_main) {#d#
221	warn "DIEHOOK called in main context, Coro bug?\n";#d#	285	error "DIEHOOK called in main context, Coro bug?\n";#d#
222	return;#d#	286	return;#d#
223	}#d#	287	}#d#
224		288
225	# kill coroutine otherwise	289	# kill coroutine otherwise
226	warn Carp::longmess $_[0];
227	Coro::terminate	290	Coro::terminate
228	};	291	};
229
230	$SIG{__DIE__} = sub { }; #d#?
231		292
232	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	293	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
233	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	294	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
234	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	295	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
235	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	296	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
242	for my $pkg (qw(	303	for my $pkg (qw(
243	cf::global cf::attachable	304	cf::global cf::attachable
244	cf::object cf::object::player	305	cf::object cf::object::player
245	cf::client cf::player	306	cf::client cf::player
246	cf::arch cf::living	307	cf::arch cf::living
		308	cf::map cf::mapspace
247	cf::map cf::party cf::region	309	cf::party cf::region
248	)) {	310	)) {
249	no strict 'refs';
250	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	311	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
251	}	312	}
252		313
253	$EV::DIED = sub {	314	$EV::DIED = sub {
254	warn "error in event callback: @_";	315	Carp::cluck "error in event callback: @_";
255	};	316	};
256		317
257	#############################################################################	318	#############################################################################
258		319
259	=head2 UTILITY FUNCTIONS	320	=head2 UTILITY FUNCTIONS
…		…
296	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	357	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
297		358
298	sub encode_json($) { $json_coder->encode ($_[0]) }	359	sub encode_json($) { $json_coder->encode ($_[0]) }
299	sub decode_json($) { $json_coder->decode ($_[0]) }	360	sub decode_json($) { $json_coder->decode ($_[0]) }
300		361
		362	=item cf::post_init { BLOCK }
		363
		364	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		365	but I<before> the server starts ticking again.
		366
		367	The cdoeblock will have a single boolean argument to indicate whether this
		368	is a reload or not.
		369
		370	=cut
		371
		372	sub post_init(&) {
		373	push @POST_INIT, shift;
		374	}
		375
301	=item cf::lock_wait $string	376	=item cf::lock_wait $string
302		377
303	Wait until the given lock is available. See cf::lock_acquire.	378	Wait until the given lock is available. See cf::lock_acquire.
304		379
305	=item my $lock = cf::lock_acquire $string	380	=item my $lock = cf::lock_acquire $string
306		381
307	Wait until the given lock is available and then acquires it and returns	382	Wait until the given lock is available and then acquires it and returns
308	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	383	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
309	for example when the coroutine gets canceled), the lock is automatically	384	for example when the coroutine gets canceled), the lock is automatically
310	returned.	385	returned.
311		386
312	Locks are *not* recursive, locking from the same coro twice results in a	387	Locks are *not* recursive, locking from the same coro twice results in a
313	deadlocked coro.	388	deadlocked coro.
…		…
319		394
320	Return true if the lock is currently active, i.e. somebody has locked it.	395	Return true if the lock is currently active, i.e. somebody has locked it.
321		396
322	=cut	397	=cut
323		398
324	our %LOCK;	399	our $LOCKS = new Coro::SemaphoreSet;
325	our %LOCKER;#d#
326		400
327	sub lock_wait($) {	401	sub lock_wait($) {
328	my ($key) = @_;	402	$LOCKS->wait ($_[0]);
329
330	if ($LOCKER{$key} == $Coro::current) {#d#
331	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
332	return;#d#
333	}#d#
334
335	# wait for lock, if any
336	while ($LOCK{$key}) {
337	push @{ $LOCK{$key} }, $Coro::current;
338	Coro::schedule;
339	}
340	}	403	}
341		404
342	sub lock_acquire($) {	405	sub lock_acquire($) {
343	my ($key) = @_;	406	$LOCKS->guard ($_[0])
344
345	# wait, to be sure we are not locked
346	lock_wait $key;
347
348	$LOCK{$key} = [];
349	$LOCKER{$key} = $Coro::current;#d#
350
351	Coro::guard {
352	delete $LOCKER{$key};#d#
353	# wake up all waiters, to be on the safe side
354	$_->ready for @{ delete $LOCK{$key} };
355	}
356	}	407	}
357		408
358	sub lock_active($) {	409	sub lock_active($) {
359	my ($key) = @_;	410	$LOCKS->count ($_[0]) < 1
360
361	! ! $LOCK{$key}
362	}	411	}
363		412
364	sub freeze_mainloop {	413	sub freeze_mainloop {
365	tick_inhibit_inc;	414	tick_inhibit_inc;
366		415
367	Coro::guard \&tick_inhibit_dec;	416	&Guard::guard (\&tick_inhibit_dec);
368	}	417	}
369		418
370	=item cf::periodic $interval, $cb	419	=item cf::periodic $interval, $cb
371		420
372	Like EV::periodic, but randomly selects a starting point so that the actions	421	Like EV::periodic, but randomly selects a starting point so that the actions
373	get spread over timer.	422	get spread over time.
374		423
375	=cut	424	=cut
376		425
377	sub periodic($$) {	426	sub periodic($$) {
378	my ($interval, $cb) = @_;	427	my ($interval, $cb) = @_;
…		…
395		444
396	=cut	445	=cut
397		446
398	our @SLOT_QUEUE;	447	our @SLOT_QUEUE;
399	our $SLOT_QUEUE;	448	our $SLOT_QUEUE;
		449	our $SLOT_DECAY = 0.9;
400		450
401	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	451	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
402	$SLOT_QUEUE = Coro::async {	452	$SLOT_QUEUE = Coro::async {
403	$Coro::current->desc ("timeslot manager");	453	$Coro::current->desc ("timeslot manager");
404		454
405	my $signal = new Coro::Signal;	455	my $signal = new Coro::Signal;
		456	my $busy;
406		457
407	while () {	458	while () {
408	next_job:	459	next_job:
		460
409	my $avail = cf::till_tick;	461	my $avail = cf::till_tick;
410	if ($avail > 0.01) {	462
411	for (0 .. $#SLOT_QUEUE) {	463	for (0 .. $#SLOT_QUEUE) {
412	if ($SLOT_QUEUE[$_][0] < $avail) {	464	if ($SLOT_QUEUE[$_][0] <= $avail) {
		465	$busy = 0;
413	my $job = splice @SLOT_QUEUE, $_, 1, ();	466	my $job = splice @SLOT_QUEUE, $_, 1, ();
414	$job->[2]->send;	467	$job->[2]->send;
415	Coro::cede;	468	Coro::cede;
416	goto next_job;	469	goto next_job;
417	}	470	} else {
		471	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
418	}	472	}
419	}	473	}
420		474
421	if (@SLOT_QUEUE) {	475	if (@SLOT_QUEUE) {
422	# we do not use wait_for_tick() as it returns immediately when tick is inactive	476	# we do not use wait_for_tick() as it returns immediately when tick is inactive
423	push @cf::WAIT_FOR_TICK, $signal;	477	push @cf::WAIT_FOR_TICK, $signal;
424	$signal->wait;	478	$signal->wait;
425	} else {	479	} else {
		480	$busy = 0;
426	Coro::schedule;	481	Coro::schedule;
427	}	482	}
428	}	483	}
429	};	484	};
430		485
431	sub get_slot($;$$) {	486	sub get_slot($;$$) {
432	return if tick_inhibit;	487	return if tick_inhibit || $Coro::current == $Coro::main;
433		488
434	my ($time, $pri, $name) = @_;	489	my ($time, $pri, $name) = @_;
435		490
436	$time = $TICK * .6 if $time > $TICK * .6;	491	$time = clamp $time, 0.01, $TICK * .6;
		492
437	my $sig = new Coro::Signal;	493	my $sig = new Coro::Signal;
438		494
439	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	495	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
440	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	496	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
441	$SLOT_QUEUE->ready;	497	$SLOT_QUEUE->ready;
…		…
467	=cut	523	=cut
468		524
469	sub sync_job(&) {	525	sub sync_job(&) {
470	my ($job) = @_;	526	my ($job) = @_;
471		527
472	if ($Coro::current == $Coro::main) {	528	if (in_main) {
473	my $time = EV::time;	529	my $time = AE::time;
474		530
475	# this is the main coro, too bad, we have to block	531	# this is the main coro, too bad, we have to block
476	# till the operation succeeds, freezing the server :/	532	# till the operation succeeds, freezing the server :/
477		533
478	LOG llevError, Carp::longmess "sync job";#d#	534	#LOG llevError, Carp::longmess "sync job";#d#
479		535
480	my $freeze_guard = freeze_mainloop;	536	my $freeze_guard = freeze_mainloop;
481		537
482	my $busy = 1;	538	my $busy = 1;
483	my @res;	539	my @res;
484		540
485	(async {	541	(async {
486	$Coro::current->desc ("sync job coro");	542	$Coro::current->desc ("sync job coro");
487	@res = eval { $job->() };	543	@res = eval { $job->() };
488	warn $@ if $@;	544	error $@ if $@;
489	undef $busy;	545	undef $busy;
490	})->prio (Coro::PRIO_MAX);	546	})->prio (Coro::PRIO_MAX);
491		547
492	while ($busy) {	548	while ($busy) {
493	if (Coro::nready) {	549	if (Coro::nready) {
…		…
495	} else {	551	} else {
496	EV::loop EV::LOOP_ONESHOT;	552	EV::loop EV::LOOP_ONESHOT;
497	}	553	}
498	}	554	}
499		555
500	my $time = EV::time - $time;	556	my $time = AE::time - $time;
501		557
502	$TICK_START += $time; # do not account sync jobs to server load	558	$TICK_START += $time; # do not account sync jobs to server load
503		559
504	wantarray ? @res : $res[0]	560	wantarray ? @res : $res[0]
505	} else {	561	} else {
…		…
549	reset_signals;	605	reset_signals;
550	&$cb	606	&$cb
551	}, @args;	607	}, @args;
552		608
553	wantarray ? @res : $res[-1]	609	wantarray ? @res : $res[-1]
		610	}
		611
		612	sub objinfo {
		613	(
		614	"counter value" => cf::object::object_count,
		615	"objects created" => cf::object::create_count,
		616	"objects destroyed" => cf::object::destroy_count,
		617	"freelist size" => cf::object::free_count,
		618	"allocated objects" => cf::object::objects_size,
		619	"active objects" => cf::object::actives_size,
		620	)
554	}	621	}
555		622
556	=item $coin = coin_from_name $name	623	=item $coin = coin_from_name $name
557		624
558	=cut	625	=cut
…		…
595	within each server.	662	within each server.
596		663
597	=cut	664	=cut
598		665
599	sub db_table($) {	666	sub db_table($) {
		667	cf::error "db_get called from main context"
		668	if $Coro::current == $Coro::main;
		669
600	my ($name) = @_;	670	my ($name) = @_;
601	my $db = BDB::db_create $DB_ENV;	671	my $db = BDB::db_create $DB_ENV;
602		672
603	eval {	673	eval {
604	$db->set_flags (BDB::CHKSUM);	674	$db->set_flags (BDB::CHKSUM);
…		…
614	}	684	}
615		685
616	our $DB;	686	our $DB;
617		687
618	sub db_init {	688	sub db_init {
619	cf::sync_job {
620	$DB ||= db_table "db";	689	$DB ||= db_table "db";
621	};
622	}	690	}
623		691
624	sub db_get($$) {	692	sub db_get($$) {
625	my $key = "$_[0]/$_[1]";	693	my $key = "$_[0]/$_[1]";
626		694
627	cf::sync_job {	695	cf::error "db_get called from main context"
		696	if $Coro::current == $Coro::main;
		697
628	BDB::db_get $DB, undef, $key, my $data;	698	BDB::db_get $DB, undef, $key, my $data;
629		699
630	$! ? ()	700	$! ? ()
631	: $data	701	: $data
632	}
633	}	702	}
634		703
635	sub db_put($$$) {	704	sub db_put($$$) {
636	BDB::dbreq_pri 4;	705	BDB::dbreq_pri 4;
637	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	706	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
693		762
694	my $t1 = Time::HiRes::time;	763	my $t1 = Time::HiRes::time;
695	my $data = $process->(\@data);	764	my $data = $process->(\@data);
696	my $t2 = Time::HiRes::time;	765	my $t2 = Time::HiRes::time;
697		766
698	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	767	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
699		768
700	db_put cache => "$id/data", $data;	769	db_put cache => "$id/data", $data;
701	db_put cache => "$id/md5" , $md5;	770	db_put cache => "$id/md5" , $md5;
702	db_put cache => "$id/meta", $meta;	771	db_put cache => "$id/meta", $meta;
703		772
…		…
713		782
714	=cut	783	=cut
715		784
716	sub datalog($@) {	785	sub datalog($@) {
717	my ($type, %kv) = @_;	786	my ($type, %kv) = @_;
718	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	787	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
719	}	788	}
720		789
721	=back	790	=back
722		791
723	=cut	792	=cut
724		793
725	#############################################################################	794	#############################################################################
726		795
727	=head2 ATTACHABLE OBJECTS	796	=head2 ATTACHABLE OBJECTS
728		797
729	Many objects in crossfire are so-called attachable objects. That means you can	798	Many objects in deliantra are so-called attachable objects. That means you can
730	attach callbacks/event handlers (a collection of which is called an "attachment")	799	attach callbacks/event handlers (a collection of which is called an "attachment")
731	to it. All such attachable objects support the following methods.	800	to it. All such attachable objects support the following methods.
732		801
733	In the following description, CLASS can be any of C<global>, C<object>	802	In the following description, CLASS can be any of C<global>, C<object>
734	C<player>, C<client> or C<map> (i.e. the attachable objects in	803	C<player>, C<client> or C<map> (i.e. the attachable objects in
…		…
784	=item cf::CLASS::attachment $name, ...	853	=item cf::CLASS::attachment $name, ...
785		854
786	Register an attachment by C<$name> through which attachable objects of the	855	Register an attachment by C<$name> through which attachable objects of the
787	given CLASS can refer to this attachment.	856	given CLASS can refer to this attachment.
788		857
789	Some classes such as crossfire maps and objects can specify attachments	858	Some classes such as deliantra maps and objects can specify attachments
790	that are attached at load/instantiate time, thus the need for a name.	859	that are attached at load/instantiate time, thus the need for a name.
791		860
792	These calls expect any number of the following handler/hook descriptions:	861	These calls expect any number of the following handler/hook descriptions:
793		862
794	=over 4	863	=over 4
…		…
918		987
919	} elsif (exists $cb_id{$type}) {	988	} elsif (exists $cb_id{$type}) {
920	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	989	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
921		990
922	} elsif (ref $type) {	991	} elsif (ref $type) {
923	warn "attaching objects not supported, ignoring.\n";	992	error "attaching objects not supported, ignoring.\n";
924		993
925	} else {	994	} else {
926	shift @arg;	995	shift @arg;
927	warn "attach argument '$type' not supported, ignoring.\n";	996	error "attach argument '$type' not supported, ignoring.\n";
928	}	997	}
929	}	998	}
930	}	999	}
931		1000
932	sub _object_attach {	1001	sub _object_attach {
…		…
942	_attach $registry, $klass, @attach;	1011	_attach $registry, $klass, @attach;
943	}	1012	}
944		1013
945	$obj->{$name} = \%arg;	1014	$obj->{$name} = \%arg;
946	} else {	1015	} else {
947	warn "object uses attachment '$name' which is not available, postponing.\n";	1016	info "object uses attachment '$name' which is not available, postponing.\n";
948	}	1017	}
949		1018
950	$obj->{_attachment}{$name} = undef;	1019	$obj->{_attachment}{$name} = undef;
951	}	1020	}
952		1021
…		…
1011		1080
1012	for (@$callbacks) {	1081	for (@$callbacks) {
1013	eval { &{$_->[1]} };	1082	eval { &{$_->[1]} };
1014		1083
1015	if ($@) {	1084	if ($@) {
1016	warn "$@";
1017	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1085	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
1018	override;	1086	override;
1019	}	1087	}
1020		1088
1021	return 1 if $override;	1089	return 1 if $override;
1022	}	1090	}
…		…
1085		1153
1086	sub reattach {	1154	sub reattach {
1087	# basically do the same as instantiate, without calling instantiate	1155	# basically do the same as instantiate, without calling instantiate
1088	my ($obj) = @_;	1156	my ($obj) = @_;
1089		1157
		1158	# no longer needed after getting rid of delete_package?
1090	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1159	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
1091		1160
1092	my $registry = $obj->registry;	1161	my $registry = $obj->registry;
1093		1162
1094	@$registry = ();	1163	@$registry = ();
1095		1164
…		…
1100	for (@$attach) {	1169	for (@$attach) {
1101	my ($klass, @attach) = @$_;	1170	my ($klass, @attach) = @$_;
1102	_attach $registry, $klass, @attach;	1171	_attach $registry, $klass, @attach;
1103	}	1172	}
1104	} else {	1173	} else {
1105	warn "object uses attachment '$name' that is not available, postponing.\n";	1174	info "object uses attachment '$name' that is not available, postponing.\n";
1106	}	1175	}
1107	}	1176	}
1108	}	1177	}
1109		1178
1110	cf::attachable->attach (	1179	cf::attachable->attach (
…		…
1137	my ($filename, $rdata, $objs) = @_;	1206	my ($filename, $rdata, $objs) = @_;
1138		1207
1139	sync_job {	1208	sync_job {
1140	if (length $$rdata) {	1209	if (length $$rdata) {
1141	utf8::decode (my $decname = $filename);	1210	utf8::decode (my $decname = $filename);
1142	warn sprintf "saving %s (%d,%d)\n",	1211	trace sprintf "saving %s (%d,%d)\n",
1143	$decname, length $$rdata, scalar @$objs;	1212	$decname, length $$rdata, scalar @$objs
		1213	if $VERBOSE_IO;
1144		1214
1145	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1215	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1146	chmod SAVE_MODE, $fh;	1216	aio_chmod $fh, SAVE_MODE;
1147	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1217	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1148	aio_fsync $fh if $cf::USE_FSYNC;	1218	if ($cf::USE_FSYNC) {
		1219	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;
		1220	aio_fsync $fh;
		1221	}
1149	close $fh;	1222	aio_close $fh;
1150		1223
1151	if (@$objs) {	1224	if (@$objs) {
1152	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1225	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1153	chmod SAVE_MODE, $fh;	1226	aio_chmod $fh, SAVE_MODE;
1154	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1227	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1155	aio_write $fh, 0, (length $data), $data, 0;	1228	aio_write $fh, 0, (length $data), $data, 0;
1156	aio_fsync $fh if $cf::USE_FSYNC;	1229	if ($cf::USE_FSYNC) {
		1230	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;
		1231	aio_fsync $fh;
		1232	}
1157	close $fh;	1233	aio_close $fh;
1158	aio_rename "$filename.pst~", "$filename.pst";	1234	aio_rename "$filename.pst~", "$filename.pst";
1159	}	1235	}
1160	} else {	1236	} else {
1161	aio_unlink "$filename.pst";	1237	aio_unlink "$filename.pst";
1162	}	1238	}
1163		1239
1164	aio_rename "$filename~", $filename;	1240	aio_rename "$filename~", $filename;
		1241
		1242	$filename =~ s%/[^/]+$%%;
		1243	aio_pathsync $filename if $cf::USE_FSYNC;
1165	} else {	1244	} else {
1166	warn "FATAL: $filename~: $!\n";	1245	error "unable to save objects: $filename~: $!\n";
1167	}	1246	}
1168	} else {	1247	} else {
1169	aio_unlink $filename;	1248	aio_unlink $filename;
1170	aio_unlink "$filename.pst";	1249	aio_unlink "$filename.pst";
1171	}	1250	}
…		…
1195	my $st = eval { Coro::Storable::thaw $av };	1274	my $st = eval { Coro::Storable::thaw $av };
1196	$av = $st->{objs};	1275	$av = $st->{objs};
1197	}	1276	}
1198		1277
1199	utf8::decode (my $decname = $filename);	1278	utf8::decode (my $decname = $filename);
1200	warn sprintf "loading %s (%d,%d)\n",	1279	trace sprintf "loading %s (%d,%d)\n",
1201	$decname, length $data, scalar @{$av || []};	1280	$decname, length $data, scalar @{$av || []}
		1281	if $VERBOSE_IO;
1202		1282
1203	($data, $av)	1283	($data, $av)
1204	}	1284	}
1205		1285
1206	=head2 COMMAND CALLBACKS	1286	=head2 COMMAND CALLBACKS
…		…
1262	my ($name, $cb) = @_;	1342	my ($name, $cb) = @_;
1263		1343
1264	$EXTICMD{$name} = $cb;	1344	$EXTICMD{$name} = $cb;
1265	}	1345	}
1266		1346
		1347	use File::Glob ();
		1348
1267	cf::player->attach (	1349	cf::player->attach (
1268	on_command => sub {	1350	on_unknown_command => sub {
1269	my ($pl, $name, $params) = @_;	1351	my ($pl, $name, $params) = @_;
1270		1352
1271	my $cb = $COMMAND{$name}	1353	my $cb = $COMMAND{$name}
1272	or return;	1354	or return;
1273		1355
…		…
1296		1378
1297	$pl->ext_reply ($reply, @reply)	1379	$pl->ext_reply ($reply, @reply)
1298	if $reply;	1380	if $reply;
1299		1381
1300	} else {	1382	} else {
1301	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1383	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1302	}	1384	}
1303		1385
1304	cf::override;	1386	cf::override;
1305	},	1387	},
1306	);	1388	);
1307		1389
		1390	# "readahead" all extensions
		1391	sub cache_extensions {
		1392	my $grp = IO::AIO::aio_group;
		1393
		1394	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1395	for (grep /\.ext$/, @{$_[0]}) {
		1396	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1397	}
		1398	};
		1399
		1400	$grp
		1401	}
		1402
1308	sub load_extensions {	1403	sub load_extensions {
		1404	info "loading extensions...";
		1405
1309	cf::sync_job {	1406	cf::sync_job {
1310	my %todo;	1407	my %todo;
1311		1408
1312	for my $path (<$LIBDIR/*.ext>) {	1409	for my $path (<$LIBDIR/*.ext>) {
1313	next unless -r $path;	1410	next unless -r $path;
…		…
1331		1428
1332	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1429	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1333	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1430	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1334		1431
1335	$ext{source} =	1432	$ext{source} =
1336	"package $pkg; use strict; use utf8;\n"	1433	"package $pkg; use common::sense;\n"
1337	. "#line 1 \"$path\"\n{\n"	1434	. "#line 1 \"$path\"\n{\n"
1338	. $source	1435	. $source
1339	. "\n};\n1";	1436	. "\n};\n1";
1340		1437
1341	$todo{$base} = \%ext;	1438	$todo{$base} = \%ext;
1342	}	1439	}
1343		1440
		1441	my $pass = 0;
1344	my %done;	1442	my %done;
1345	while (%todo) {	1443	while (%todo) {
1346	my $progress;	1444	my $progress;
1347		1445
		1446	++$pass;
		1447
		1448	ext:
1348	while (my ($k, $v) = each %todo) {	1449	while (my ($k, $v) = each %todo) {
1349	for (split /,\s*/, $v->{meta}{depends}) {	1450	for (split /,\s*/, $v->{meta}{depends}) {
1350	goto skip	1451	next ext
1351	unless exists $done{$_};	1452	unless exists $done{$_};
1352	}	1453	}
1353		1454
1354	warn "... loading '$k' into '$v->{pkg}'\n";	1455	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1355		1456
1356	unless (eval $v->{source}) {	1457	my $active = eval $v->{source};
		1458
		1459	if (length $@) {
1357	my $msg = $@ ? "$v->{path}: $@\n"	1460	error "$v->{path}: $@\n";
1358	: "$v->{base}: extension inactive.\n";
1359		1461
1360	if (exists $v->{meta}{mandatory}) {
1361	warn $msg;
1362	cf::cleanup "mandatory extension failed to load, exiting.";	1462	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1363	}	1463	if exists $v->{meta}{mandatory};
1364		1464
1365	warn $msg;	1465	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
		1466	delete $todo{$k};
		1467	} else {
		1468	$done{$k} = delete $todo{$k};
		1469	push @EXTS, $v->{pkg};
		1470	$progress = 1;
		1471
		1472	info "$v->{base}: extension inactive.\n"
		1473	unless $active;
1366	}	1474	}
1367
1368	$done{$k} = delete $todo{$k};
1369	push @EXTS, $v->{pkg};
1370	$progress = 1;
1371	}	1475	}
1372		1476
1373	skip:	1477	unless ($progress) {
1374	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1478	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1375	unless $progress;	1479
		1480	while (my ($k, $v) = each %todo) {
		1481	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1482	if exists $v->{meta}{mandatory};
		1483	}
		1484	}
1376	}	1485	}
1377	};	1486	};
1378	}	1487	}
1379		1488
1380	#############################################################################	1489	#############################################################################
1381		1490
1382	=back	1491	=back
1383		1492
1384	=head2 CORE EXTENSIONS	1493	=head2 CORE EXTENSIONS
1385		1494
1386	Functions and methods that extend core crossfire objects.	1495	Functions and methods that extend core deliantra objects.
1387		1496
1388	=cut	1497	=cut
1389		1498
1390	package cf::player;	1499	package cf::player;
1391		1500
…		…
1434		1543
1435	sub exists($) {	1544	sub exists($) {
1436	my ($login) = @_;	1545	my ($login) = @_;
1437		1546
1438	$cf::PLAYER{$login}	1547	$cf::PLAYER{$login}
1439	or cf::sync_job { !aio_stat path $login }	1548	or !aio_stat path $login
1440	}	1549	}
1441		1550
1442	sub find($) {	1551	sub find($) {
1443	return $cf::PLAYER{$_[0]} || do {	1552	return $cf::PLAYER{$_[0]} || do {
1444	my $login = $_[0];	1553	my $login = $_[0];
…		…
1456	my $f = new_from_file cf::object::thawer path $login	1565	my $f = new_from_file cf::object::thawer path $login
1457	or return;	1566	or return;
1458		1567
1459	my $pl = cf::player::load_pl $f	1568	my $pl = cf::player::load_pl $f
1460	or return;	1569	or return;
		1570
1461	local $cf::PLAYER_LOADING{$login} = $pl;	1571	local $cf::PLAYER_LOADING{$login} = $pl;
1462	$f->resolve_delayed_derefs;	1572	$f->resolve_delayed_derefs;
1463	$cf::PLAYER{$login} = $pl	1573	$cf::PLAYER{$login} = $pl
1464	}	1574	}
1465	}	1575	}
1466	}	1576	}
1467		1577
		1578	cf::player->attach (
		1579	on_load => sub {
		1580	my ($pl, $path) = @_;
		1581
		1582	# restore slots saved in save, below
		1583	my $slots = delete $pl->{_slots};
		1584
		1585	$pl->ob->current_weapon ($slots->[0]);
		1586	$pl->combat_ob ($slots->[1]);
		1587	$pl->ranged_ob ($slots->[2]);
		1588	},
		1589	);
		1590
1468	sub save($) {	1591	sub save($) {
1469	my ($pl) = @_;	1592	my ($pl) = @_;
1470		1593
1471	return if $pl->{deny_save};	1594	return if $pl->{deny_save};
1472		1595
…		…
1477		1600
1478	aio_mkdir playerdir $pl, 0770;	1601	aio_mkdir playerdir $pl, 0770;
1479	$pl->{last_save} = $cf::RUNTIME;	1602	$pl->{last_save} = $cf::RUNTIME;
1480		1603
1481	cf::get_slot 0.01;	1604	cf::get_slot 0.01;
		1605
		1606	# save slots, to be restored later
		1607	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1482		1608
1483	$pl->save_pl ($path);	1609	$pl->save_pl ($path);
1484	cf::cede_to_tick;	1610	cf::cede_to_tick;
1485	}	1611	}
1486		1612
…		…
1518	my ($pl) = @_;	1644	my ($pl) = @_;
1519		1645
1520	my $name = $pl->ob->name;	1646	my $name = $pl->ob->name;
1521		1647
1522	$pl->{deny_save} = 1;	1648	$pl->{deny_save} = 1;
1523	$pl->password ("*"); # this should lock out the player until we nuked the dir	1649	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1524		1650
1525	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1651	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1526	$pl->deactivate;	1652	$pl->deactivate;
		1653	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1527	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1654	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1528	$pl->ns->destroy if $pl->ns;	1655	$pl->ns->destroy if $pl->ns;
1529		1656
1530	my $path = playerdir $pl;	1657	my $path = playerdir $pl;
1531	my $temp = "$path~$cf::RUNTIME~deleting~";	1658	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1570		1697
1571	for my $login (@$dirs) {	1698	for my $login (@$dirs) {
1572	my $path = path $login;	1699	my $path = path $login;
1573		1700
1574	# a .pst is a dead give-away for a valid player	1701	# a .pst is a dead give-away for a valid player
1575	unless (-e "$path.pst") {	1702	# if no pst file found, open and chekc for blocked users
		1703	if (aio_stat "$path.pst") {
1576	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1704	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1577	aio_read $fh, 0, 512, my $buf, 0 or next;	1705	aio_read $fh, 0, 512, my $buf, 0 or next;
1578	$buf !~ /^password -------------$/m or next; # official not-valid tag	1706	$buf !~ /^password -------------$/m or next; # official not-valid tag
1579	}	1707	}
1580		1708
…		…
1584		1712
1585	\@logins	1713	\@logins
1586	}	1714	}
1587		1715
1588	=item $player->maps	1716	=item $player->maps
		1717
		1718	=item cf::player::maps $login
1589		1719
1590	Returns an arrayref of map paths that are private for this	1720	Returns an arrayref of map paths that are private for this
1591	player. May block.	1721	player. May block.
1592		1722
1593	=cut	1723	=cut
…		…
1611	}	1741	}
1612		1742
1613	\@paths	1743	\@paths
1614	}	1744	}
1615		1745
1616	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1746	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1617		1747
1618	Expand crossfire pod fragments into protocol xml.	1748	Expand deliantra pod fragments into protocol xml.
1619
1620	=cut
1621
1622	use re 'eval';
1623
1624	my $group;
1625	my $interior; $interior = qr{
1626	# match a pod interior sequence sans C<< >>
1627	(?:
1628	\ (.*?)\ (?{ $group = $^N })
1629	| < (??{$interior}) >
1630	)
1631	}x;
1632
1633	sub expand_cfpod {
1634	my ($self, $pod) = @_;
1635
1636	my $xml;
1637
1638	while () {
1639	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
1640	$group = $1;
1641
1642	$group =~ s/&/&amp;/g;
1643	$group =~ s/</&lt;/g;
1644
1645	$xml .= $group;
1646	} elsif ($pod =~ m%\G
1647	([BCGHITU])
1648	<
1649	(?:
1650	([^<>]*) (?{ $group = $^N })
1651	| < $interior >
1652	)
1653	>
1654	%gcsx
1655	) {
1656	my ($code, $data) = ($1, $group);
1657
1658	if ($code eq "B") {
1659	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
1660	} elsif ($code eq "I") {
1661	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
1662	} elsif ($code eq "U") {
1663	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
1664	} elsif ($code eq "C") {
1665	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
1666	} elsif ($code eq "T") {
1667	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
1668	} elsif ($code eq "G") {
1669	my ($male, $female) = split /\|/, $data;
1670	$data = $self->gender ? $female : $male;
1671	$xml .= expand_cfpod ($self, $data);
1672	} elsif ($code eq "H") {
1673	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1674	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1675	"")
1676	[$self->{hintmode}];
1677	} else {
1678	$xml .= "error processing '$code($data)' directive";
1679	}
1680	} else {
1681	if ($pod =~ /\G(.+)/) {
1682	warn "parse error while expanding $pod (at $1)";
1683	}
1684	last;
1685	}
1686	}
1687
1688	for ($xml) {
1689	# create single paragraphs (very hackish)
1690	s/(?<=\S)\n(?=\w)/ /g;
1691
1692	# compress some whitespace
1693	s/\s+\n/\n/g; # ws line-ends
1694	s/\n\n+/\n/g; # double lines
1695	s/^\n+//; # beginning lines
1696	s/\n+$//; # ending lines
1697	}
1698
1699	$xml
1700	}
1701
1702	no re 'eval';
1703
1704	sub hintmode {
1705	$_[0]{hintmode} = $_[1] if @_ > 1;
1706	$_[0]{hintmode}
1707	}
1708		1749
1709	=item $player->ext_reply ($msgid, @msg)	1750	=item $player->ext_reply ($msgid, @msg)
1710		1751
1711	Sends an ext reply to the player.	1752	Sends an ext reply to the player.
1712		1753
…		…
1744		1785
1745	=cut	1786	=cut
1746		1787
1747	sub find_by_path($) {	1788	sub find_by_path($) {
1748	my ($path) = @_;	1789	my ($path) = @_;
		1790
		1791	$path =~ s/^~[^\/]*//; # skip ~login
1749		1792
1750	my ($match, $specificity);	1793	my ($match, $specificity);
1751		1794
1752	for my $region (list) {	1795	for my $region (list) {
1753	if ($region->{match} && $path =~ $region->{match}) {	1796	if ($region->{match} && $path =~ $region->{match}) {
…		…
1785	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM	1828	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
1786		1829
1787	# mit "rum" bekleckern, nicht	1830	# mit "rum" bekleckern, nicht
1788	$self->_create_random_map (	1831	$self->_create_random_map (
1789	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1832	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1790	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1833	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1791	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1834	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1792	$rmp->{exit_on_final_map},	1835	$rmp->{exit_on_final_map},
1793	$rmp->{xsize}, $rmp->{ysize},	1836	$rmp->{xsize}, $rmp->{ysize},
1794	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1837	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1795	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1838	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1810		1853
1811	sub register {	1854	sub register {
1812	my (undef, $regex, $prio) = @_;	1855	my (undef, $regex, $prio) = @_;
1813	my $pkg = caller;	1856	my $pkg = caller;
1814		1857
1815	no strict;
1816	push @{"$pkg\::ISA"}, __PACKAGE__;	1858	push @{"$pkg\::ISA"}, __PACKAGE__;
1817		1859
1818	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1860	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1819	}	1861	}
1820		1862
1821	# also paths starting with '/'	1863	# also paths starting with '/'
1822	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1864	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1823		1865
1824	sub thawer_merge {	1866	sub thawer_merge {
1825	my ($self, $merge) = @_;	1867	my ($self, $merge) = @_;
1826		1868
1827	# we have to keep some variables in memory intact	1869	# we have to keep some variables in memory intact
…		…
1832	}	1874	}
1833		1875
1834	sub normalise {	1876	sub normalise {
1835	my ($path, $base) = @_;	1877	my ($path, $base) = @_;
1836		1878
1837	$path = "$path"; # make sure its a string	1879	$path = "$path"; # make sure it's a string
1838		1880
1839	$path =~ s/\.map$//;	1881	$path =~ s/\.map$//;
1840		1882
1841	# map plan:	1883	# map plan:
1842	#	1884	#
…		…
1881	$self->init; # pass $1 etc.	1923	$self->init; # pass $1 etc.
1882	return $self;	1924	return $self;
1883	}	1925	}
1884	}	1926	}
1885		1927
1886	Carp::cluck "unable to resolve path '$path' (base '$base').";	1928	Carp::cluck "unable to resolve path '$path' (base '$base')";
1887	()	1929	()
1888	}	1930	}
1889		1931
1890	sub init {	1932	sub init {
1891	my ($self) = @_;	1933	my ($self) = @_;
…		…
1923	sub uniq_path {	1965	sub uniq_path {
1924	my ($self) = @_;	1966	my ($self) = @_;
1925		1967
1926	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;	1968	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1927	"$UNIQUEDIR/$path"	1969	"$UNIQUEDIR/$path"
1928	}
1929
1930	# and all this just because we cannot iterate over
1931	# all maps in C++...
1932	sub change_all_map_light {
1933	my ($change) = @_;
1934
1935	$_->change_map_light ($change)
1936	for grep $_->outdoor, values %cf::MAP;
1937	}	1970	}
1938		1971
1939	sub decay_objects {	1972	sub decay_objects {
1940	my ($self) = @_;	1973	my ($self) = @_;
1941		1974
…		…
2023		2056
2024	sub find;	2057	sub find;
2025	sub find {	2058	sub find {
2026	my ($path, $origin) = @_;	2059	my ($path, $origin) = @_;
2027		2060
		2061	cf::cede_to_tick;
		2062
2028	$path = normalise $path, $origin && $origin->path;	2063	$path = normalise $path, $origin && $origin->path;
2029		2064
2030	cf::lock_wait "map_data:$path";#d#remove	2065	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
2031	cf::lock_wait "map_find:$path";	2066	my $guard2 = cf::lock_acquire "map_find:$path";
2032		2067
2033	$cf::MAP{$path} || do {	2068	$cf::MAP{$path} || do {
2034	my $guard1 = cf::lock_acquire "map_find:$path";
2035	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
2036
2037	my $map = new_from_path cf::map $path	2069	my $map = new_from_path cf::map $path
2038	or return;	2070	or return;
2039		2071
2040	$map->{last_save} = $cf::RUNTIME;	2072	$map->{last_save} = $cf::RUNTIME;
2041		2073
…		…
2043	or return;	2075	or return;
2044		2076
2045	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2077	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
2046	# doing this can freeze the server in a sync job, obviously	2078	# doing this can freeze the server in a sync job, obviously
2047	#$cf::WAIT_FOR_TICK->wait;	2079	#$cf::WAIT_FOR_TICK->wait;
		2080	undef $guard2;
2048	undef $guard1;	2081	undef $guard1;
2049	undef $guard2;
2050	$map->reset;	2082	$map->reset;
2051	return find $path;	2083	return find $path;
2052	}	2084	}
2053		2085
2054	$cf::MAP{$path} = $map	2086	$cf::MAP{$path} = $map
2055	}	2087	}
2056	}	2088	}
2057		2089
2058	sub pre_load { }	2090	sub pre_load { }
2059	sub post_load { }	2091	#sub post_load { } # XS
2060		2092
2061	sub load {	2093	sub load {
2062	my ($self) = @_;	2094	my ($self) = @_;
2063		2095
2064	local $self->{deny_reset} = 1; # loading can take a long time	2096	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2081	my $f = new_from_file cf::object::thawer $self->{load_path};	2113	my $f = new_from_file cf::object::thawer $self->{load_path};
2082	$f->skip_block;	2114	$f->skip_block;
2083	$self->_load_objects ($f)	2115	$self->_load_objects ($f)
2084	or return;	2116	or return;
2085		2117
2086	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2118	$self->post_load_original
2087	if delete $self->{load_original};	2119	if delete $self->{load_original};
2088		2120
2089	if (my $uniq = $self->uniq_path) {	2121	if (my $uniq = $self->uniq_path) {
2090	utf8::encode $uniq;	2122	utf8::encode $uniq;
2091	unless (aio_stat $uniq) {	2123	unless (aio_stat $uniq) {
…		…
2109	unless ($self->{deny_activate}) {	2141	unless ($self->{deny_activate}) {
2110	$self->decay_objects;	2142	$self->decay_objects;
2111	$self->fix_auto_apply;	2143	$self->fix_auto_apply;
2112	$self->update_buttons;	2144	$self->update_buttons;
2113	cf::cede_to_tick;	2145	cf::cede_to_tick;
2114	$self->set_darkness_map;
2115	cf::cede_to_tick;
2116	$self->activate;	2146	$self->activate;
2117	}	2147	}
2118		2148
2119	$self->{last_save} = $cf::RUNTIME;	2149	$self->{last_save} = $cf::RUNTIME;
2120	$self->last_access ($cf::RUNTIME);	2150	$self->last_access ($cf::RUNTIME);
…		…
2123	}	2153	}
2124		2154
2125	$self->post_load;	2155	$self->post_load;
2126	}	2156	}
2127		2157
		2158	# customize the map for a given player, i.e.
		2159	# return the _real_ map. used by e.g. per-player
		2160	# maps to change the path to ~playername/mappath
2128	sub customise_for {	2161	sub customise_for {
2129	my ($self, $ob) = @_;	2162	my ($self, $ob) = @_;
2130		2163
2131	return find "~" . $ob->name . "/" . $self->{path}	2164	return find "~" . $ob->name . "/" . $self->{path}
2132	if $self->per_player;	2165	if $self->per_player;
…		…
2148	or next;	2181	or next;
2149	$neigh = find $neigh, $map	2182	$neigh = find $neigh, $map
2150	or next;	2183	or next;
2151	$neigh->load;	2184	$neigh->load;
2152		2185
		2186	# now find the diagonal neighbours
2153	push @neigh,	2187	push @neigh,
2154	[$neigh->tile_path (($_ + 3) % 4), $neigh],	2188	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2155	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2189	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2156	}	2190	}
2157		2191
…		…
2164	}	2198	}
2165		2199
2166	sub find_sync {	2200	sub find_sync {
2167	my ($path, $origin) = @_;	2201	my ($path, $origin) = @_;
2168		2202
2169	cf::sync_job { find $path, $origin }	2203	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2204	if $Coro::current == $Coro::main;
		2205
		2206	find $path, $origin
2170	}	2207	}
2171		2208
2172	sub do_load_sync {	2209	sub do_load_sync {
2173	my ($map) = @_;	2210	my ($map) = @_;
2174		2211
2175	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2212	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2176	if $Coro::current == $Coro::main;	2213	if $Coro::current == $Coro::main;
2177		2214
2178	cf::sync_job { $map->load };	2215	$map->load;
2179	}	2216	}
2180		2217
2181	our %MAP_PREFETCH;	2218	our %MAP_PREFETCH;
2182	our $MAP_PREFETCHER = undef;	2219	our $MAP_PREFETCHER = undef;
2183		2220
…		…
2209	$MAP_PREFETCHER->prio (6);	2246	$MAP_PREFETCHER->prio (6);
2210		2247
2211	()	2248	()
2212	}	2249	}
2213		2250
		2251	# common code, used by both ->save and ->swapout
2214	sub save {	2252	sub _save {
2215	my ($self) = @_;	2253	my ($self) = @_;
2216
2217	my $lock = cf::lock_acquire "map_data:$self->{path}";
2218		2254
2219	$self->{last_save} = $cf::RUNTIME;	2255	$self->{last_save} = $cf::RUNTIME;
2220		2256
2221	return unless $self->dirty;	2257	return unless $self->dirty;
2222		2258
…		…
2242	} else {	2278	} else {
2243	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2279	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2244	}	2280	}
2245	}	2281	}
2246		2282
		2283	sub save {
		2284	my ($self) = @_;
		2285
		2286	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2287
		2288	$self->_save;
		2289	}
		2290
2247	sub swap_out {	2291	sub swap_out {
2248	my ($self) = @_;	2292	my ($self) = @_;
2249		2293
2250	# save first because save cedes
2251	$self->save;
2252
2253	my $lock = cf::lock_acquire "map_data:$self->{path}";	2294	my $lock = cf::lock_acquire "map_data:$self->{path}";
2254		2295
2255	return if $self->players;
2256	return if $self->in_memory != cf::MAP_ACTIVE;	2296	return if $self->in_memory != cf::MAP_ACTIVE;
2257	return if $self->{deny_save};	2297	return if $self->{deny_save};
		2298	return if $self->players;
2258		2299
		2300	# first deactivate the map and "unlink" it from the core
		2301	$self->deactivate;
		2302	$_->clear_links_to ($self) for values %cf::MAP;
2259	$self->in_memory (cf::MAP_SWAPPED);	2303	$self->in_memory (cf::MAP_SWAPPED);
		2304
		2305	# then atomically save
		2306	$self->_save;
		2307
		2308	# then free the map
		2309	$self->clear;
		2310	}
		2311
		2312	sub reset_at {
		2313	my ($self) = @_;
		2314
		2315	# TODO: safety, remove and allow resettable per-player maps
		2316	return 1e99 if $self->{deny_reset};
		2317
		2318	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2319	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2320
		2321	$time + $to
		2322	}
		2323
		2324	sub should_reset {
		2325	my ($self) = @_;
		2326
		2327	$self->reset_at <= $cf::RUNTIME
		2328	}
		2329
		2330	sub reset {
		2331	my ($self) = @_;
		2332
		2333	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2334
		2335	return if $self->players;
		2336
		2337	cf::trace "resetting map ", $self->path, "\n";
		2338
		2339	$self->in_memory (cf::MAP_SWAPPED);
		2340
		2341	# need to save uniques path
		2342	unless ($self->{deny_save}) {
		2343	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2344
		2345	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2346	if $uniq;
		2347	}
		2348
		2349	delete $cf::MAP{$self->path};
2260		2350
2261	$self->deactivate;	2351	$self->deactivate;
2262	$_->clear_links_to ($self) for values %cf::MAP;	2352	$_->clear_links_to ($self) for values %cf::MAP;
2263	$self->clear;	2353	$self->clear;
2264	}
2265
2266	sub reset_at {
2267	my ($self) = @_;
2268
2269	# TODO: safety, remove and allow resettable per-player maps
2270	return 1e99 if $self->{deny_reset};
2271
2272	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2273	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2274
2275	$time + $to
2276	}
2277
2278	sub should_reset {
2279	my ($self) = @_;
2280
2281	$self->reset_at <= $cf::RUNTIME
2282	}
2283
2284	sub reset {
2285	my ($self) = @_;
2286
2287	my $lock = cf::lock_acquire "map_data:$self->{path}";
2288
2289	return if $self->players;
2290
2291	warn "resetting map ", $self->path;
2292
2293	$self->in_memory (cf::MAP_SWAPPED);
2294
2295	# need to save uniques path
2296	unless ($self->{deny_save}) {
2297	my $uniq = $self->uniq_path; utf8::encode $uniq;
2298
2299	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2300	if $uniq;
2301	}
2302
2303	delete $cf::MAP{$self->path};
2304
2305	$self->deactivate;
2306	$_->clear_links_to ($self) for values %cf::MAP;
2307	$self->clear;
2308		2354
2309	$self->unlink_save;	2355	$self->unlink_save;
2310	$self->destroy;	2356	$self->destroy;
2311	}	2357	}
2312		2358
…		…
2320		2366
2321	delete $cf::MAP{$self->path};	2367	delete $cf::MAP{$self->path};
2322		2368
2323	$self->unlink_save;	2369	$self->unlink_save;
2324		2370
2325	bless $self, "cf::map";	2371	bless $self, "cf::map::wrap";
2326	delete $self->{deny_reset};	2372	delete $self->{deny_reset};
2327	$self->{deny_save} = 1;	2373	$self->{deny_save} = 1;
2328	$self->reset_timeout (1);	2374	$self->reset_timeout (1);
2329	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2375	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2330		2376
…		…
2387	: normalise $_	2433	: normalise $_
2388	} @{ aio_readdir $UNIQUEDIR or [] }	2434	} @{ aio_readdir $UNIQUEDIR or [] }
2389	]	2435	]
2390	}	2436	}
2391		2437
		2438	=item cf::map::static_maps
		2439
		2440	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2441	file in the shared directory excluding F</styles> and F</editor>). May
		2442	block.
		2443
		2444	=cut
		2445
		2446	sub static_maps() {
		2447	my @dirs = "";
		2448	my @maps;
		2449
		2450	while (@dirs) {
		2451	my $dir = shift @dirs;
		2452
		2453	next if $dir eq "/styles" || $dir eq "/editor";
		2454
		2455	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2456	or return;
		2457
		2458	for (@$files) {
		2459	s/\.map$// or next;
		2460	utf8::decode $_;
		2461	push @maps, "$dir/$_";
		2462	}
		2463
		2464	push @dirs, map "$dir/$_", @$dirs;
		2465	}
		2466
		2467	\@maps
		2468	}
		2469
2392	=back	2470	=back
2393		2471
2394	=head3 cf::object	2472	=head3 cf::object
2395		2473
2396	=cut	2474	=cut
…		…
2457	can be C<undef>. Does the right thing when the player is currently in a	2535	can be C<undef>. Does the right thing when the player is currently in a
2458	dialogue with the given NPC character.	2536	dialogue with the given NPC character.
2459		2537
2460	=cut	2538	=cut
2461		2539
		2540	our $SAY_CHANNEL = {
		2541	id => "say",
		2542	title => "Map",
		2543	reply => "say ",
		2544	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2545	};
		2546
		2547	our $CHAT_CHANNEL = {
		2548	id => "chat",
		2549	title => "Chat",
		2550	reply => "chat ",
		2551	tooltip => "Player chat and shouts, global to the server.",
		2552	};
		2553
2462	# rough implementation of a future "reply" method that works	2554	# rough implementation of a future "reply" method that works
2463	# with dialog boxes.	2555	# with dialog boxes.
2464	#TODO: the first argument must go, split into a $npc->reply_to ( method	2556	#TODO: the first argument must go, split into a $npc->reply_to ( method
2465	sub cf::object::player::reply($$$;$) {	2557	sub cf::object::player::reply($$$;$) {
2466	my ($self, $npc, $msg, $flags) = @_;	2558	my ($self, $npc, $msg, $flags) = @_;
…		…
2477	my $dialog = $pl->{npc_dialog};	2569	my $dialog = $pl->{npc_dialog};
2478	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2570	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2479		2571
2480	} else {	2572	} else {
2481	$msg = $npc->name . " says: $msg" if $npc;	2573	$msg = $npc->name . " says: $msg" if $npc;
2482	$self->message ($msg, $flags);	2574	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2483	}	2575	}
2484	}	2576	}
2485	}	2577	}
2486		2578
2487	=item $object->send_msg ($channel, $msg, $color, [extra...])	2579	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2512		2604
2513	=item $player_object->enter_link	2605	=item $player_object->enter_link
2514		2606
2515	Freezes the player and moves him/her to a special map (C<{link}>).	2607	Freezes the player and moves him/her to a special map (C<{link}>).
2516		2608
2517	The player should be reasonably safe there for short amounts of time. You	2609	The player should be reasonably safe there for short amounts of time (e.g.
2518	I<MUST> call C<leave_link> as soon as possible, though.	2610	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2611	though, as the player cannot control the character while it is on the link
		2612	map.
2519		2613
2520	Will never block.	2614	Will never block.
2521		2615
2522	=item $player_object->leave_link ($map, $x, $y)	2616	=item $player_object->leave_link ($map, $x, $y)
2523		2617
…		…
2543	sub cf::object::player::enter_link {	2637	sub cf::object::player::enter_link {
2544	my ($self) = @_;	2638	my ($self) = @_;
2545		2639
2546	$self->deactivate_recursive;	2640	$self->deactivate_recursive;
2547		2641
		2642	++$self->{_link_recursion};
		2643
2548	return if UNIVERSAL::isa $self->map, "ext::map_link";	2644	return if UNIVERSAL::isa $self->map, "ext::map_link";
2549		2645
2550	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2646	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2551	if $self->map && $self->map->{path} ne "{link}";	2647	if $self->map && $self->map->{path} ne "{link}";
2552		2648
2553	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2649	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2554	}	2650	}
2555		2651
2556	sub cf::object::player::leave_link {	2652	sub cf::object::player::leave_link {
2557	my ($self, $map, $x, $y) = @_;	2653	my ($self, $map, $x, $y) = @_;
2558		2654
…		…
2575	($x, $y) = (-1, -1)	2671	($x, $y) = (-1, -1)
2576	unless (defined $x) && (defined $y);	2672	unless (defined $x) && (defined $y);
2577		2673
2578	# use -1 or undef as default coordinates, not 0, 0	2674	# use -1 or undef as default coordinates, not 0, 0
2579	($x, $y) = ($map->enter_x, $map->enter_y)	2675	($x, $y) = ($map->enter_x, $map->enter_y)
2580	if $x <=0 && $y <= 0;	2676	if $x <= 0 && $y <= 0;
2581		2677
2582	$map->load;	2678	$map->load;
2583	$map->load_neighbours;	2679	$map->load_neighbours;
2584		2680
2585	return unless $self->contr->active;	2681	return unless $self->contr->active;
2586	$self->activate_recursive;
2587		2682
2588	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2683	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2589	$self->enter_map ($map, $x, $y);	2684	if ($self->enter_map ($map, $x, $y)) {
2590	}	2685	# entering was successful
		2686	delete $self->{_link_recursion};
		2687	# only activate afterwards, to support waiting in hooks
		2688	$self->activate_recursive;
		2689	}
2591		2690
		2691	}
		2692
2592	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2693	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2593		2694
2594	Moves the player to the given map-path and coordinates by first freezing	2695	Moves the player to the given map-path and coordinates by first freezing
2595	her, loading and preparing them map, calling the provided $check callback	2696	her, loading and preparing them map, calling the provided $check callback
2596	that has to return the map if sucecssful, and then unfreezes the player on	2697	that has to return the map if sucecssful, and then unfreezes the player on
2597	the new (success) or old (failed) map position. In either case, $done will	2698	the new (success) or old (failed) map position. In either case, $done will
2598	be called at the end of this process.	2699	be called at the end of this process.
2599		2700
		2701	Note that $check will be called with a potentially non-loaded map, so if
		2702	it needs a loaded map it has to call C<< ->load >>.
		2703
2600	=cut	2704	=cut
2601		2705
2602	our $GOTOGEN;	2706	our $GOTOGEN;
2603		2707
2604	sub cf::object::player::goto {	2708	sub cf::object::player::goto {
2605	my ($self, $path, $x, $y, $check, $done) = @_;	2709	my ($self, $path, $x, $y, $check, $done) = @_;
		2710
		2711	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2712	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2713	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2714	($path, $x, $y) = @$EMERGENCY_POSITION;
		2715	}
2606		2716
2607	# do generation counting so two concurrent goto's will be executed in-order	2717	# do generation counting so two concurrent goto's will be executed in-order
2608	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2718	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2609		2719
2610	$self->enter_link;	2720	$self->enter_link;
…		…
2634	my $map = eval {	2744	my $map = eval {
2635	my $map = defined $path ? cf::map::find $path : undef;	2745	my $map = defined $path ? cf::map::find $path : undef;
2636		2746
2637	if ($map) {	2747	if ($map) {
2638	$map = $map->customise_for ($self);	2748	$map = $map->customise_for ($self);
2639	$map = $check->($map) if $check && $map;	2749	$map = $check->($map, $x, $y, $self) if $check && $map;
2640	} else {	2750	} else {
2641	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2751	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2642	}	2752	}
2643		2753
2644	$map	2754	$map
…		…
2652	if ($gen == $self->{_goto_generation}) {	2762	if ($gen == $self->{_goto_generation}) {
2653	delete $self->{_goto_generation};	2763	delete $self->{_goto_generation};
2654	$self->leave_link ($map, $x, $y);	2764	$self->leave_link ($map, $x, $y);
2655	}	2765	}
2656		2766
2657	$done->() if $done;	2767	$done->($self) if $done;
2658	})->prio (1);	2768	})->prio (1);
2659	}	2769	}
2660		2770
2661	=item $player_object->enter_exit ($exit_object)	2771	=item $player_object->enter_exit ($exit_object)
2662		2772
…		…
2682	}	2792	}
2683		2793
2684	sub prepare_random_map {	2794	sub prepare_random_map {
2685	my ($exit) = @_;	2795	my ($exit) = @_;
2686		2796
2687	my $guard = cf::lock_acquire "exit_prepare:$exit";
2688
2689	# all this does is basically replace the /! path by	2797	# all this does is basically replace the /! path by
2690	# a new random map path (?random/...) with a seed	2798	# a new random map path (?random/...) with a seed
2691	# that depends on the exit object	2799	# that depends on the exit object
2692		2800
2693	my $rmp = parse_random_map_params $exit->msg;	2801	my $rmp = parse_random_map_params $exit->msg;
…		…
2695	if ($exit->map) {	2803	if ($exit->map) {
2696	$rmp->{region} = $exit->region->name;	2804	$rmp->{region} = $exit->region->name;
2697	$rmp->{origin_map} = $exit->map->path;	2805	$rmp->{origin_map} = $exit->map->path;
2698	$rmp->{origin_x} = $exit->x;	2806	$rmp->{origin_x} = $exit->x;
2699	$rmp->{origin_y} = $exit->y;	2807	$rmp->{origin_y} = $exit->y;
		2808
		2809	$exit->map->touch;
2700	}	2810	}
2701		2811
2702	$rmp->{random_seed} ||= $exit->random_seed;	2812	$rmp->{random_seed} ||= $exit->random_seed;
2703		2813
2704	my $data = cf::encode_json $rmp;	2814	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2705	my $md5 = Digest::MD5::md5_hex $data;	2815	my $md5 = Digest::MD5::md5_hex $data;
2706	my $meta = "$RANDOMDIR/$md5.meta";	2816	my $meta = "$RANDOMDIR/$md5.meta";
2707		2817
2708	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2818	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2709	aio_write $fh, 0, (length $data), $data, 0;	2819	aio_write $fh, 0, (length $data), $data, 0;
2710	undef $fh;	2820	undef $fh;
2711	aio_rename "$meta~", $meta;	2821	aio_rename "$meta~", $meta;
2712		2822
		2823	my $slaying = "?random/$md5";
		2824
		2825	if ($exit->valid) {
2713	$exit->slaying ("?random/$md5");	2826	$exit->slaying ("?random/$md5");
2714	$exit->msg (undef);	2827	$exit->msg (undef);
		2828	}
2715	}	2829	}
2716	}	2830	}
2717		2831
2718	sub cf::object::player::enter_exit {	2832	sub cf::object::player::enter_exit {
2719	my ($self, $exit) = @_;	2833	my ($self, $exit) = @_;
2720		2834
2721	return unless $self->type == cf::PLAYER;	2835	return unless $self->type == cf::PLAYER;
2722		2836
2723	if ($exit->slaying eq "/!") {
2724	#TODO: this should de-fi-ni-te-ly not be a sync-job
2725	# the problem is that $exit might not survive long enough
2726	# so it needs to be done right now, right here
2727	cf::sync_job { prepare_random_map $exit };
2728	}
2729
2730	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2731	my $hp = $exit->stats->hp;
2732	my $sp = $exit->stats->sp;
2733
2734	$self->enter_link;	2837	$self->enter_link;
2735		2838
2736	# if exit is damned, update players death & WoR home-position
2737	$self->contr->savebed ($slaying, $hp, $sp)
2738	if $exit->flag (FLAG_DAMNED);
2739
2740	(async {	2839	(async {
2741	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2840	$Coro::current->{desc} = "enter_exit";
2742		2841
2743	$self->deactivate_recursive; # just to be sure
2744	unless (eval {	2842	unless (eval {
		2843	$self->deactivate_recursive; # just to be sure
		2844
		2845	# random map handling
		2846	{
		2847	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2848
		2849	prepare_random_map $exit
		2850	if $exit->slaying eq "/!";
		2851	}
		2852
		2853	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2854	my $x = $exit->stats->hp;
		2855	my $y = $exit->stats->sp;
		2856
2745	$self->goto ($slaying, $hp, $sp);	2857	$self->goto ($map, $x, $y);
2746		2858
		2859	# if exit is damned, update players death & WoR home-position
		2860	$self->contr->savebed ($map, $x, $y)
		2861	if $exit->flag (cf::FLAG_DAMNED);
		2862
2747	1;	2863	1
2748	}) {	2864	}) {
2749	$self->message ("Something went wrong deep within the crossfire server. "	2865	$self->message ("Something went wrong deep within the deliantra server. "
2750	. "I'll try to bring you back to the map you were before. "	2866	. "I'll try to bring you back to the map you were before. "
2751	. "Please report this to the dungeon master!",	2867	. "Please report this to the dungeon master!",
2752	cf::NDI_UNIQUE | cf::NDI_RED);	2868	cf::NDI_UNIQUE | cf::NDI_RED);
2753		2869
2754	warn "ERROR in enter_exit: $@";	2870	error "ERROR in enter_exit: $@";
2755	$self->leave_link;	2871	$self->leave_link;
2756	}	2872	}
2757	})->prio (1);	2873	})->prio (1);
2758	}	2874	}
2759		2875
…		…
2771	sub cf::client::send_drawinfo {	2887	sub cf::client::send_drawinfo {
2772	my ($self, $text, $flags) = @_;	2888	my ($self, $text, $flags) = @_;
2773		2889
2774	utf8::encode $text;	2890	utf8::encode $text;
2775	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2891	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2892	}
		2893
		2894	=item $client->send_big_packet ($pkt)
		2895
		2896	Like C<send_packet>, but tries to compress large packets, and fragments
		2897	them as required.
		2898
		2899	=cut
		2900
		2901	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2902
		2903	sub cf::client::send_big_packet {
		2904	my ($self, $pkt) = @_;
		2905
		2906	# try lzf for large packets
		2907	$pkt = "lzf " . Compress::LZF::compress $pkt
		2908	if 1024 <= length $pkt and $self->{can_lzf};
		2909
		2910	# split very large packets
		2911	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2912	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2913	$pkt = "frag";
		2914	}
		2915
		2916	$self->send_packet ($pkt);
2776	}	2917	}
2777		2918
2778	=item $client->send_msg ($channel, $msg, $color, [extra...])	2919	=item $client->send_msg ($channel, $msg, $color, [extra...])
2779		2920
2780	Send a drawinfo or msg packet to the client, formatting the msg for the	2921	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2784		2925
2785	=cut	2926	=cut
2786		2927
2787	# non-persistent channels (usually the info channel)	2928	# non-persistent channels (usually the info channel)
2788	our %CHANNEL = (	2929	our %CHANNEL = (
		2930	"c/motd" => {
		2931	id => "infobox",
		2932	title => "MOTD",
		2933	reply => undef,
		2934	tooltip => "The message of the day",
		2935	},
2789	"c/identify" => {	2936	"c/identify" => {
2790	id => "infobox",	2937	id => "infobox",
2791	title => "Identify",	2938	title => "Identify",
2792	reply => undef,	2939	reply => undef,
2793	tooltip => "Items recently identified",	2940	tooltip => "Items recently identified",
…		…
2795	"c/examine" => {	2942	"c/examine" => {
2796	id => "infobox",	2943	id => "infobox",
2797	title => "Examine",	2944	title => "Examine",
2798	reply => undef,	2945	reply => undef,
2799	tooltip => "Signs and other items you examined",	2946	tooltip => "Signs and other items you examined",
		2947	},
		2948	"c/shopinfo" => {
		2949	id => "infobox",
		2950	title => "Shop Info",
		2951	reply => undef,
		2952	tooltip => "What your bargaining skill tells you about the shop",
2800	},	2953	},
2801	"c/book" => {	2954	"c/book" => {
2802	id => "infobox",	2955	id => "infobox",
2803	title => "Book",	2956	title => "Book",
2804	reply => undef,	2957	reply => undef,
…		…
2820	id => "infobox",	2973	id => "infobox",
2821	title => "Body Parts",	2974	title => "Body Parts",
2822	reply => undef,	2975	reply => undef,
2823	tooltip => "Shows which body parts you posess and are available",	2976	tooltip => "Shows which body parts you posess and are available",
2824	},	2977	},
		2978	"c/statistics" => {
		2979	id => "infobox",
		2980	title => "Statistics",
		2981	reply => undef,
		2982	tooltip => "Shows your primary statistics",
		2983	},
		2984	"c/skills" => {
		2985	id => "infobox",
		2986	title => "Skills",
		2987	reply => undef,
		2988	tooltip => "Shows your experience per skill and item power",
		2989	},
		2990	"c/shopitems" => {
		2991	id => "infobox",
		2992	title => "Shop Items",
		2993	reply => undef,
		2994	tooltip => "Shows the items currently for sale in this shop",
		2995	},
		2996	"c/resistances" => {
		2997	id => "infobox",
		2998	title => "Resistances",
		2999	reply => undef,
		3000	tooltip => "Shows your resistances",
		3001	},
		3002	"c/pets" => {
		3003	id => "infobox",
		3004	title => "Pets",
		3005	reply => undef,
		3006	tooltip => "Shows information abotu your pets/a specific pet",
		3007	},
		3008	"c/perceiveself" => {
		3009	id => "infobox",
		3010	title => "Perceive Self",
		3011	reply => undef,
		3012	tooltip => "You gained detailed knowledge about yourself",
		3013	},
2825	"c/uptime" => {	3014	"c/uptime" => {
2826	id => "infobox",	3015	id => "infobox",
2827	title => "Uptime",	3016	title => "Uptime",
2828	reply => undef,	3017	reply => undef,
2829	tooltip => "How long the server has been running since last restart",	3018	tooltip => "How long the server has been running since last restart",
…		…
2832	id => "infobox",	3021	id => "infobox",
2833	title => "Map Info",	3022	title => "Map Info",
2834	reply => undef,	3023	reply => undef,
2835	tooltip => "Information related to the maps",	3024	tooltip => "Information related to the maps",
2836	},	3025	},
		3026	"c/party" => {
		3027	id => "party",
		3028	title => "Party",
		3029	reply => "gsay ",
		3030	tooltip => "Messages and chat related to your party",
		3031	},
		3032	"c/death" => {
		3033	id => "death",
		3034	title => "Death",
		3035	reply => undef,
		3036	tooltip => "Reason for and more info about your most recent death",
		3037	},
		3038	"c/say" => $SAY_CHANNEL,
		3039	"c/chat" => $CHAT_CHANNEL,
2837	);	3040	);
2838		3041
2839	sub cf::client::send_msg {	3042	sub cf::client::send_msg {
2840	my ($self, $channel, $msg, $color, @extra) = @_;	3043	my ($self, $channel, $msg, $color, @extra) = @_;
2841		3044
2842	$msg = $self->pl->expand_cfpod ($msg);	3045	$msg = $self->pl->expand_cfpod ($msg)
		3046	unless $color & cf::NDI_VERBATIM;
2843		3047
2844	$color &= cf::NDI_CLIENT_MASK; # just in case...	3048	$color &= cf::NDI_CLIENT_MASK; # just in case...
2845		3049
2846	# check predefined channels, for the benefit of C	3050	# check predefined channels, for the benefit of C
2847	if ($CHANNEL{$channel}) {	3051	if ($CHANNEL{$channel}) {
2848	$channel = $CHANNEL{$channel};	3052	$channel = $CHANNEL{$channel};
2849		3053
2850	$self->ext_msg (channel_info => $channel)	3054	$self->ext_msg (channel_info => $channel);
2851	if $self->can_msg;
2852
2853	$channel = $channel->{id};	3055	$channel = $channel->{id};
2854		3056
2855	} elsif (ref $channel) {	3057	} elsif (ref $channel) {
2856	# send meta info to client, if not yet sent	3058	# send meta info to client, if not yet sent
2857	unless (exists $self->{channel}{$channel->{id}}) {	3059	unless (exists $self->{channel}{$channel->{id}}) {
2858	$self->{channel}{$channel->{id}} = $channel;	3060	$self->{channel}{$channel->{id}} = $channel;
2859	$self->ext_msg (channel_info => $channel)	3061	$self->ext_msg (channel_info => $channel);
2860	if $self->can_msg;
2861	}	3062	}
2862		3063
2863	$channel = $channel->{id};	3064	$channel = $channel->{id};
2864	}	3065	}
2865		3066
2866	return unless @extra || length $msg;	3067	return unless @extra || length $msg;
2867		3068
2868	if ($self->can_msg) {
2869	# default colour, mask it out	3069	# default colour, mask it out
2870	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3070	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2871	if $color & cf::NDI_DEF;	3071	if $color & cf::NDI_DEF;
2872		3072
2873	$self->send_packet ("msg " . $self->{json_coder}->encode (	3073	my $pkt = "msg "
		3074	. $self->{json_coder}->encode (
2874	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3075	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2875	} else {	3076	);
2876	if ($color >= 0) {
2877	# replace some tags by gcfclient-compatible ones
2878	for ($msg) {
2879	1 while
2880	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2881	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2882	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2883	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2884	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2885	}
2886		3077
2887	$color &= cf::NDI_COLOR_MASK;	3078	$self->send_big_packet ($pkt);
2888
2889	utf8::encode $msg;
2890
2891	if (0 && $msg =~ /\[/) {
2892	# COMMAND/INFO
2893	$self->send_packet ("drawextinfo $color 10 8 $msg")
2894	} else {
2895	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2896	$self->send_packet ("drawinfo $color $msg")
2897	}
2898	}
2899	}
2900	}	3079	}
2901		3080
2902	=item $client->ext_msg ($type, @msg)	3081	=item $client->ext_msg ($type, @msg)
2903		3082
2904	Sends an ext event to the client.	3083	Sends an ext event to the client.
…		…
2907		3086
2908	sub cf::client::ext_msg($$@) {	3087	sub cf::client::ext_msg($$@) {
2909	my ($self, $type, @msg) = @_;	3088	my ($self, $type, @msg) = @_;
2910		3089
2911	if ($self->extcmd == 2) {	3090	if ($self->extcmd == 2) {
2912	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3091	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2913	} elsif ($self->extcmd == 1) { # TODO: remove	3092	} elsif ($self->extcmd == 1) { # TODO: remove
2914	push @msg, msgtype => "event_$type";	3093	push @msg, msgtype => "event_$type";
2915	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3094	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2916	}	3095	}
2917	}	3096	}
2918		3097
2919	=item $client->ext_reply ($msgid, @msg)	3098	=item $client->ext_reply ($msgid, @msg)
2920		3099
…		…
2924		3103
2925	sub cf::client::ext_reply($$@) {	3104	sub cf::client::ext_reply($$@) {
2926	my ($self, $id, @msg) = @_;	3105	my ($self, $id, @msg) = @_;
2927		3106
2928	if ($self->extcmd == 2) {	3107	if ($self->extcmd == 2) {
2929	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3108	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2930	} elsif ($self->extcmd == 1) {	3109	} elsif ($self->extcmd == 1) {
2931	#TODO: version 1, remove	3110	#TODO: version 1, remove
2932	unshift @msg, msgtype => "reply", msgid => $id;	3111	unshift @msg, msgtype => "reply", msgid => $id;
2933	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3112	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2934	}	3113	}
2935	}	3114	}
2936		3115
2937	=item $success = $client->query ($flags, "text", \&cb)	3116	=item $success = $client->query ($flags, "text", \&cb)
2938		3117
…		…
3009		3188
3010	$ns->ext_reply ($reply, @reply)	3189	$ns->ext_reply ($reply, @reply)
3011	if $reply;	3190	if $reply;
3012		3191
3013	} else {	3192	} else {
3014	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3193	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
3015	}	3194	}
3016		3195
3017	cf::override;	3196	cf::override;
3018	},	3197	},
3019	);	3198	);
…		…
3039		3218
3040	$coro	3219	$coro
3041	}	3220	}
3042		3221
3043	cf::client->attach (	3222	cf::client->attach (
3044	on_destroy => sub {	3223	on_client_destroy => sub {
3045	my ($ns) = @_;	3224	my ($ns) = @_;
3046		3225
3047	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3226	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
3048	},	3227	},
3049	);	3228	);
…		…
3065	our $safe_hole = new Safe::Hole;	3244	our $safe_hole = new Safe::Hole;
3066		3245
3067	$SIG{FPE} = 'IGNORE';	3246	$SIG{FPE} = 'IGNORE';
3068		3247
3069	$safe->permit_only (Opcode::opset qw(	3248	$safe->permit_only (Opcode::opset qw(
3070	:base_core :base_mem :base_orig :base_math	3249	:base_core :base_mem :base_orig :base_math :base_loop
3071	grepstart grepwhile mapstart mapwhile	3250	grepstart grepwhile mapstart mapwhile
3072	sort time	3251	sort time
3073	));	3252	));
3074		3253
3075	# here we export the classes and methods available to script code	3254	# here we export the classes and methods available to script code
…		…
3078		3257
3079	The following functions and methods are available within a safe environment:	3258	The following functions and methods are available within a safe environment:
3080		3259
3081	cf::object	3260	cf::object
3082	contr pay_amount pay_player map x y force_find force_add destroy	3261	contr pay_amount pay_player map x y force_find force_add destroy
3083	insert remove name archname title slaying race decrease_ob_nr	3262	insert remove name archname title slaying race decrease split
		3263	value
3084		3264
3085	cf::object::player	3265	cf::object::player
3086	player	3266	player
3087		3267
3088	cf::player	3268	cf::player
…		…
3093		3273
3094	=cut	3274	=cut
3095		3275
3096	for (	3276	for (
3097	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3277	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3098	insert remove inv name archname title slaying race	3278	insert remove inv nrof name archname title slaying race
3099	decrease_ob_nr destroy)],	3279	decrease split destroy change_exp value msg lore send_msg)],
3100	["cf::object::player" => qw(player)],	3280	["cf::object::player" => qw(player)],
3101	["cf::player" => qw(peaceful)],	3281	["cf::player" => qw(peaceful send_msg)],
3102	["cf::map" => qw(trigger)],	3282	["cf::map" => qw(trigger)],
3103	) {	3283	) {
3104	no strict 'refs';
3105	my ($pkg, @funs) = @$_;	3284	my ($pkg, @funs) = @$_;
3106	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3285	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3107	for @funs;	3286	for @funs;
3108	}	3287	}
3109		3288
…		…
3124		3303
3125	my $qcode = $code;	3304	my $qcode = $code;
3126	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3305	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3127	$qcode =~ s/\n/\\n/g;	3306	$qcode =~ s/\n/\\n/g;
3128		3307
		3308	%vars = (_dummy => 0) unless %vars;
		3309
		3310	my @res;
3129	local $_;	3311	local $_;
3130	local @safe::cf::_safe_eval_args = values %vars;
3131		3312
3132	my $eval =	3313	my $eval =
3133	"do {\n"	3314	"do {\n"
3134	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3315	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3135	. "#line 0 \"{$qcode}\"\n"	3316	. "#line 0 \"{$qcode}\"\n"
3136	. $code	3317	. $code
3137	. "\n}"	3318	. "\n}"
3138	;	3319	;
3139		3320
		3321	if ($CFG{safe_eval}) {
3140	sub_generation_inc;	3322	sub_generation_inc;
		3323	local @safe::cf::_safe_eval_args = values %vars;
3141	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3324	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3142	sub_generation_inc;	3325	sub_generation_inc;
		3326	} else {
		3327	local @cf::_safe_eval_args = values %vars;
		3328	@res = wantarray ? eval eval : scalar eval $eval;
		3329	}
3143		3330
3144	if ($@) {	3331	if ($@) {
3145	warn "$@";	3332	warn "$@",
3146	warn "while executing safe code '$code'\n";	3333	"while executing safe code '$code'\n",
3147	warn "with arguments " . (join " ", %vars) . "\n";	3334	"with arguments " . (join " ", %vars) . "\n";
3148	}	3335	}
3149		3336
3150	wantarray ? @res : $res[0]	3337	wantarray ? @res : $res[0]
3151	}	3338	}
3152		3339
…		…
3166	=cut	3353	=cut
3167		3354
3168	sub register_script_function {	3355	sub register_script_function {
3169	my ($fun, $cb) = @_;	3356	my ($fun, $cb) = @_;
3170		3357
3171	no strict 'refs';	3358	$fun = "safe::$fun" if $CFG{safe_eval};
3172	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3359	*$fun = $safe_hole->wrap ($cb);
3173	}	3360	}
3174		3361
3175	=back	3362	=back
3176		3363
3177	=cut	3364	=cut
…		…
3186	# for this (global event?)	3373	# for this (global event?)
3187	%ext::player_env::MUSIC_FACE_CACHE = ();	3374	%ext::player_env::MUSIC_FACE_CACHE = ();
3188		3375
3189	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3376	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3190		3377
3191	warn "loading facedata from $path\n";	3378	trace "loading facedata from $path\n";
3192		3379
3193	my $facedata;
3194	0 < aio_load $path, $facedata	3380	0 < aio_load $path, my $facedata
3195	or die "$path: $!";	3381	or die "$path: $!";
3196		3382
3197	$facedata = Coro::Storable::thaw $facedata;	3383	$facedata = Coro::Storable::thaw $facedata;
3198		3384
3199	$facedata->{version} == 2	3385	$facedata->{version} == 2
3200	or cf::cleanup "$path: version mismatch, cannot proceed.";	3386	or cf::cleanup "$path: version mismatch, cannot proceed.";
3201		3387
3202	# patch in the exptable	3388	# patch in the exptable
		3389	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3203	$facedata->{resource}{"res/exp_table"} = {	3390	$facedata->{resource}{"res/exp_table"} = {
3204	type => FT_RSRC,	3391	type => FT_RSRC,
3205	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3392	data => $exp_table,
		3393	hash => (Digest::MD5::md5 $exp_table),
3206	};	3394	};
3207	cf::cede_to_tick;	3395	cf::cede_to_tick;
3208		3396
3209	{	3397	{
3210	my $faces = $facedata->{faceinfo};	3398	my $faces = $facedata->{faceinfo};
…		…
3212	while (my ($face, $info) = each %$faces) {	3400	while (my ($face, $info) = each %$faces) {
3213	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3401	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3214		3402
3215	cf::face::set_visibility $idx, $info->{visibility};	3403	cf::face::set_visibility $idx, $info->{visibility};
3216	cf::face::set_magicmap $idx, $info->{magicmap};	3404	cf::face::set_magicmap $idx, $info->{magicmap};
3217	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3405	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3218	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3406	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
3219		3407
3220	cf::cede_to_tick;	3408	cf::cede_to_tick;
3221	}	3409	}
3222		3410
3223	while (my ($face, $info) = each %$faces) {	3411	while (my ($face, $info) = each %$faces) {
…		…
3228		3416
3229	if (my $smooth = cf::face::find $info->{smooth}) {	3417	if (my $smooth = cf::face::find $info->{smooth}) {
3230	cf::face::set_smooth $idx, $smooth;	3418	cf::face::set_smooth $idx, $smooth;
3231	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3419	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3232	} else {	3420	} else {
3233	warn "smooth face '$info->{smooth}' not found for face '$face'";	3421	error "smooth face '$info->{smooth}' not found for face '$face'";
3234	}	3422	}
3235		3423
3236	cf::cede_to_tick;	3424	cf::cede_to_tick;
3237	}	3425	}
3238	}	3426	}
…		…
3247		3435
3248	cf::anim::invalidate_all; # d'oh	3436	cf::anim::invalidate_all; # d'oh
3249	}	3437	}
3250		3438
3251	{	3439	{
3252	# TODO: for gcfclient pleasure, we should give resources
3253	# that gcfclient doesn't grok a >10000 face index.
3254	my $res = $facedata->{resource};	3440	my $res = $facedata->{resource};
3255		3441
3256	while (my ($name, $info) = each %$res) {	3442	while (my ($name, $info) = each %$res) {
3257	if (defined $info->{type}) {	3443	if (defined $info->{type}) {
3258	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3444	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3259	my $data;
3260		3445
3261	if ($info->{type} & 1) {	3446	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3262	# prepend meta info
3263
3264	my $meta = $enc->encode ({
3265	name => $name,
3266	%{ $info->{meta} || {} },
3267	});
3268
3269	$data = pack "(w/a*)*", $meta, $info->{data};
3270	} else {
3271	$data = $info->{data};
3272	}
3273
3274	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3275	cf::face::set_type $idx, $info->{type};	3447	cf::face::set_type $idx, $info->{type};
3276	} else {	3448	} else {
3277	$RESOURCE{$name} = $info;	3449	$RESOURCE{$name} = $info; # unused
3278	}	3450	}
3279		3451
3280	cf::cede_to_tick;	3452	cf::cede_to_tick;
3281	}	3453	}
3282	}	3454	}
3283		3455
3284	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);	3456	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3285		3457
3286	1	3458	1
3287	}	3459	}
3288
3289	cf::global->attach (on_resource_update => sub {
3290	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3291	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3292
3293	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3294	my $sound = $soundconf->{compat}[$_]
3295	or next;
3296
3297	my $face = cf::face::find "sound/$sound->[1]";
3298	cf::sound::set $sound->[0] => $face;
3299	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3300	}
3301
3302	while (my ($k, $v) = each %{$soundconf->{event}}) {
3303	my $face = cf::face::find "sound/$v";
3304	cf::sound::set $k => $face;
3305	}
3306	}
3307	});
3308		3460
3309	register_exticmd fx_want => sub {	3461	register_exticmd fx_want => sub {
3310	my ($ns, $want) = @_;	3462	my ($ns, $want) = @_;
3311		3463
3312	while (my ($k, $v) = each %$want) {	3464	while (my ($k, $v) = each %$want) {
3313	$ns->fx_want ($k, $v);	3465	$ns->fx_want ($k, $v);
3314	}	3466	}
3315	};	3467	};
		3468
		3469	sub load_resource_file($) {
		3470	my $guard = lock_acquire "load_resource_file";
		3471
		3472	my $status = load_resource_file_ $_[0];
		3473	get_slot 0.1, 100;
		3474	cf::arch::commit_load;
		3475
		3476	$status
		3477	}
3316		3478
3317	sub reload_regions {	3479	sub reload_regions {
3318	# HACK to clear player env face cache, we need some signal framework	3480	# HACK to clear player env face cache, we need some signal framework
3319	# for this (global event?)	3481	# for this (global event?)
3320	%ext::player_env::MUSIC_FACE_CACHE = ();	3482	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3334	}	3496	}
3335		3497
3336	sub reload_archetypes {	3498	sub reload_archetypes {
3337	load_resource_file "$DATADIR/archetypes"	3499	load_resource_file "$DATADIR/archetypes"
3338	or die "unable to load archetypes\n";	3500	or die "unable to load archetypes\n";
3339	#d# NEED to laod twice to resolve forward references
3340	# this really needs to be done in an extra post-pass
3341	# (which needs to be synchronous, so solve it differently)
3342	load_resource_file "$DATADIR/archetypes"
3343	or die "unable to load archetypes\n";
3344	}	3501	}
3345		3502
3346	sub reload_treasures {	3503	sub reload_treasures {
3347	load_resource_file "$DATADIR/treasures"	3504	load_resource_file "$DATADIR/treasures"
3348	or die "unable to load treasurelists\n";	3505	or die "unable to load treasurelists\n";
3349	}	3506	}
3350		3507
		3508	sub reload_sound {
		3509	trace "loading sound config from $DATADIR/sound\n";
		3510
		3511	0 < Coro::AIO::aio_load "$DATADIR/sound", my $data
		3512	or die "$DATADIR/sound $!";
		3513
		3514	my $soundconf = JSON::XS->new->utf8->relaxed->decode ($data);
		3515
		3516	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3517	my $sound = $soundconf->{compat}[$_]
		3518	or next;
		3519
		3520	my $face = cf::face::find "sound/$sound->[1]";
		3521	cf::sound::set $sound->[0] => $face;
		3522	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3523	}
		3524
		3525	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3526	my $face = cf::face::find "sound/$v";
		3527	cf::sound::set $k => $face;
		3528	}
		3529	}
		3530
3351	sub reload_resources {	3531	sub reload_resources {
3352	warn "reloading resource files...\n";	3532	trace "reloading resource files...\n";
3353		3533
		3534	reload_exp_table;
		3535	reload_materials;
		3536	reload_facedata;
		3537	reload_sound;
		3538	reload_archetypes;
3354	reload_regions;	3539	reload_regions;
3355	reload_facedata;
3356	#reload_archetypes;#d#
3357	reload_archetypes;
3358	reload_treasures;	3540	reload_treasures;
3359		3541
3360	warn "finished reloading resource files\n";	3542	trace "finished reloading resource files\n";
3361	}
3362
3363	sub init {
3364	reload_resources;
3365	}	3543	}
3366		3544
3367	sub reload_config {	3545	sub reload_config {
3368	open my $fh, "<:utf8", "$CONFDIR/config"	3546	trace "reloading config file...\n";
3369	or return;
3370		3547
3371	local $/;	3548	0 < aio_load "$CONFDIR/config", my $config
		3549	or die "$CONFDIR/config: $!";
		3550
		3551	utf8::decode $config;
		3552
		3553	cf::get_slot 0.1, 10, "reload_config"; # yaml might be slow...
3372	*CFG = YAML::Load <$fh>;	3554	*CFG = YAML::XS::Load $config;
3373		3555
3374	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3556	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3375		3557
3376	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3558	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3377	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3559	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3378		3560
3379	if (exists $CFG{mlockall}) {	3561	if (exists $CFG{mlockall}) {
…		…
3383	};	3565	};
3384	warn $@ if $@;	3566	warn $@ if $@;
3385	}	3567	}
3386	}	3568	}
3387		3569
		3570	sub pidfile() {
		3571	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3572	or die "$PIDFILE: $!";
		3573	flock $fh, &Fcntl::LOCK_EX
		3574	or die "$PIDFILE: flock: $!";
		3575	$fh
		3576	}
		3577
		3578	# make sure only one server instance is running at any one time
		3579	sub atomic {
		3580	my $fh = pidfile;
		3581
		3582	my $pid = <$fh>;
		3583	kill 9, $pid if $pid > 0;
		3584
		3585	seek $fh, 0, 0;
		3586	print $fh $$;
		3587	}
		3588
		3589	sub main_loop {
		3590	trace "EV::loop starting\n";
		3591	if (1) {
		3592	EV::loop;
		3593	}
		3594	trace "EV::loop returned\n";
		3595	goto &main_loop unless $REALLY_UNLOOP;
		3596	}
		3597
3388	sub main {	3598	sub main {
		3599	cf::init_globals; # initialise logging
		3600
		3601	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3602	LOG llevInfo, "Copyright (C) 2005-2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3603	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3604	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3605
		3606	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3607
3389	# we must not ever block the main coroutine	3608	# we must not ever block the main coroutine
3390	local $Coro::idle = sub {	3609	local $Coro::idle = sub {
3391	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3610	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3392	(async {	3611	(async {
3393	$Coro::current->{desc} = "IDLE BUG HANDLER";	3612	$Coro::current->{desc} = "IDLE BUG HANDLER";
3394	EV::loop EV::LOOP_ONESHOT;	3613	EV::loop EV::LOOP_ONESHOT;
3395	})->prio (Coro::PRIO_MAX);	3614	})->prio (Coro::PRIO_MAX);
3396	};	3615	};
3397		3616
3398	reload_config;
3399	db_init;
3400	load_extensions;
3401
3402	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3403	evthread_start IO::AIO::poll_fileno;	3617	evthread_start IO::AIO::poll_fileno;
3404	EV::loop;	3618
		3619	cf::sync_job {
		3620	cf::incloader::init ();
		3621
		3622	cf::init_anim;
		3623	cf::init_attackmess;
		3624	cf::init_dynamic;
		3625
		3626	cf::load_settings;
		3627
		3628	reload_resources;
		3629	reload_config;
		3630	db_init;
		3631
		3632	cf::init_uuid;
		3633	cf::init_signals;
		3634	cf::init_skills;
		3635
		3636	cf::init_beforeplay;
		3637
		3638	atomic;
		3639
		3640	load_extensions;
		3641
		3642	utime time, time, $RUNTIMEFILE;
		3643
		3644	# no (long-running) fork's whatsoever before this point(!)
		3645	use POSIX ();
		3646	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3647
		3648	(pop @POST_INIT)->(0) while @POST_INIT;
		3649	};
		3650
		3651	cf::object::thawer::errors_are_fatal 0;
		3652	info "parse errors in files are no longer fatal from this point on.\n";
		3653
		3654	my $free_main; $free_main = EV::idle sub {
		3655	undef $free_main;
		3656	undef &main; # free gobs of memory :)
		3657	};
		3658
		3659	goto &main_loop;
3405	}	3660	}
3406		3661
3407	#############################################################################	3662	#############################################################################
3408	# initialisation and cleanup	3663	# initialisation and cleanup
3409		3664
3410	# install some emergency cleanup handlers	3665	# install some emergency cleanup handlers
3411	BEGIN {	3666	BEGIN {
3412	our %SIGWATCHER = ();	3667	our %SIGWATCHER = ();
3413	for my $signal (qw(INT HUP TERM)) {	3668	for my $signal (qw(INT HUP TERM)) {
3414	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3669	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3415	cf::cleanup "SIG$signal";	3670	cf::cleanup "SIG$signal";
3416	};	3671	};
3417	}	3672	}
3418	}	3673	}
3419		3674
3420	sub write_runtime_sync {	3675	sub write_runtime_sync {
3421	my $runtime = "$LOCALDIR/runtime";	3676	my $t0 = AE::time;
3422		3677
3423	# first touch the runtime file to show we are still running:	3678	# first touch the runtime file to show we are still running:
3424	# the fsync below can take a very very long time.	3679	# the fsync below can take a very very long time.
3425		3680
3426	IO::AIO::aio_utime $runtime, undef, undef;	3681	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3427		3682
3428	my $guard = cf::lock_acquire "write_runtime";	3683	my $guard = cf::lock_acquire "write_runtime";
3429		3684
3430	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3685	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3431	or return;	3686	or return;
3432		3687
3433	my $value = $cf::RUNTIME + 90 + 10;	3688	my $value = $cf::RUNTIME + 90 + 10;
3434	# 10 is the runtime save interval, for a monotonic clock	3689	# 10 is the runtime save interval, for a monotonic clock
3435	# 60 allows for the watchdog to kill the server.	3690	# 60 allows for the watchdog to kill the server.
…		…
3445	aio_utime $fh, undef, undef;	3700	aio_utime $fh, undef, undef;
3446		3701
3447	close $fh	3702	close $fh
3448	or return;	3703	or return;
3449		3704
3450	aio_rename "$runtime~", $runtime	3705	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3451	and return;	3706	and return;
3452		3707
3453	warn "runtime file written.\n";	3708	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3454		3709
3455	1	3710	1
3456	}	3711	}
3457		3712
3458	our $uuid_lock;	3713	our $uuid_lock;
…		…
3467	my $uuid = "$LOCALDIR/uuid";	3722	my $uuid = "$LOCALDIR/uuid";
3468		3723
3469	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644	3724	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
3470	or return;	3725	or return;
3471		3726
3472	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;	3727	my $value = uuid_seq uuid_cur;
		3728
		3729	unless ($value) {
		3730	info "cowardly refusing to write zero uuid value!\n";
		3731	return;
		3732	}
		3733
		3734	my $value = uuid_str $value + $uuid_skip;
3473	$uuid_skip = 0;	3735	$uuid_skip = 0;
3474		3736
3475	(aio_write $fh, 0, (length $value), $value, 0) <= 0	3737	(aio_write $fh, 0, (length $value), $value, 0) <= 0
3476	and return;	3738	and return;
3477		3739
…		…
3483	or return;	3745	or return;
3484		3746
3485	aio_rename "$uuid~", $uuid	3747	aio_rename "$uuid~", $uuid
3486	and return;	3748	and return;
3487		3749
3488	warn "uuid file written ($value).\n";	3750	trace "uuid file written ($value).\n";
3489		3751
3490	1	3752	1
3491		3753
3492	}	3754	}
3493		3755
…		…
3499	}	3761	}
3500		3762
3501	sub emergency_save() {	3763	sub emergency_save() {
3502	my $freeze_guard = cf::freeze_mainloop;	3764	my $freeze_guard = cf::freeze_mainloop;
3503		3765
3504	warn "enter emergency perl save\n";	3766	info "emergency_perl_save: enter\n";
		3767
		3768	# this is a trade-off: we want to be very quick here, so
		3769	# save all maps without fsync, and later call a global sync
		3770	# (which in turn might be very very slow)
		3771	local $USE_FSYNC = 0;
3505		3772
3506	cf::sync_job {	3773	cf::sync_job {
		3774	cf::write_runtime_sync; # external watchdog should not bark
		3775
3507	# use a peculiar iteration method to avoid tripping on perl	3776	# use a peculiar iteration method to avoid tripping on perl
3508	# refcount bugs in for. also avoids problems with players	3777	# refcount bugs in for. also avoids problems with players
3509	# and maps saved/destroyed asynchronously.	3778	# and maps saved/destroyed asynchronously.
3510	warn "begin emergency player save\n";	3779	info "emergency_perl_save: begin player save\n";
3511	for my $login (keys %cf::PLAYER) {	3780	for my $login (keys %cf::PLAYER) {
3512	my $pl = $cf::PLAYER{$login} or next;	3781	my $pl = $cf::PLAYER{$login} or next;
3513	$pl->valid or next;	3782	$pl->valid or next;
3514	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3783	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3515	$pl->save;	3784	$pl->save;
3516	}	3785	}
3517	warn "end emergency player save\n";	3786	info "emergency_perl_save: end player save\n";
3518		3787
3519	warn "begin emergency map save\n";	3788	cf::write_runtime_sync; # external watchdog should not bark
		3789
		3790	info "emergency_perl_save: begin map save\n";
3520	for my $path (keys %cf::MAP) {	3791	for my $path (keys %cf::MAP) {
3521	my $map = $cf::MAP{$path} or next;	3792	my $map = $cf::MAP{$path} or next;
3522	$map->valid or next;	3793	$map->valid or next;
3523	$map->save;	3794	$map->save;
3524	}	3795	}
3525	warn "end emergency map save\n";	3796	info "emergency_perl_save: end map save\n";
3526		3797
3527	warn "begin emergency database checkpoint\n";	3798	cf::write_runtime_sync; # external watchdog should not bark
		3799
		3800	info "emergency_perl_save: begin database checkpoint\n";
3528	BDB::db_env_txn_checkpoint $DB_ENV;	3801	BDB::db_env_txn_checkpoint $DB_ENV;
3529	warn "end emergency database checkpoint\n";	3802	info "emergency_perl_save: end database checkpoint\n";
3530		3803
3531	warn "begin write uuid\n";	3804	info "emergency_perl_save: begin write uuid\n";
3532	write_uuid_sync 1;	3805	write_uuid_sync 1;
3533	warn "end write uuid\n";	3806	info "emergency_perl_save: end write uuid\n";
		3807
		3808	cf::write_runtime_sync; # external watchdog should not bark
		3809
		3810	trace "emergency_perl_save: syncing database to disk";
		3811	BDB::db_env_txn_checkpoint $DB_ENV;
		3812
		3813	info "emergency_perl_save: starting sync\n";
		3814	IO::AIO::aio_sync sub {
		3815	info "emergency_perl_save: finished sync\n";
		3816	};
		3817
		3818	cf::write_runtime_sync; # external watchdog should not bark
		3819
		3820	trace "emergency_perl_save: flushing outstanding aio requests";
		3821	while (IO::AIO::nreqs || BDB::nreqs) {
		3822	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
		3823	}
		3824
		3825	cf::write_runtime_sync; # external watchdog should not bark
3534	};	3826	};
3535		3827
3536	warn "leave emergency perl save\n";	3828	info "emergency_perl_save: leave\n";
3537	}	3829	}
3538		3830
3539	sub post_cleanup {	3831	sub post_cleanup {
3540	my ($make_core) = @_;	3832	my ($make_core) = @_;
3541		3833
		3834	IO::AIO::flush;
		3835
3542	warn Carp::longmess "post_cleanup backtrace"	3836	error Carp::longmess "post_cleanup backtrace"
3543	if $make_core;	3837	if $make_core;
		3838
		3839	my $fh = pidfile;
		3840	unlink $PIDFILE if <$fh> == $$;
		3841	}
		3842
		3843	# a safer delete_package, copied from Symbol
		3844	sub clear_package($) {
		3845	my $pkg = shift;
		3846
		3847	# expand to full symbol table name if needed
		3848	unless ($pkg =~ /^main::.*::$/) {
		3849	$pkg = "main$pkg" if $pkg =~ /^::/;
		3850	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3851	$pkg .= '::' unless $pkg =~ /::$/;
		3852	}
		3853
		3854	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3855	my $stem_symtab = *{$stem}{HASH};
		3856
		3857	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3858	or return;
		3859
		3860	# clear all symbols
		3861	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3862	for my $name (keys %$leaf_symtab) {
		3863	_gv_clear *{"$pkg$name"};
		3864	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3865	}
3544	}	3866	}
3545		3867
3546	sub do_reload_perl() {	3868	sub do_reload_perl() {
3547	# can/must only be called in main	3869	# can/must only be called in main
3548	if ($Coro::current != $Coro::main) {	3870	unless (in_main) {
3549	warn "can only reload from main coroutine";	3871	error "can only reload from main coroutine";
3550	return;	3872	return;
3551	}	3873	}
3552		3874
		3875	return if $RELOAD++;
		3876
		3877	my $t1 = AE::time;
		3878
		3879	while ($RELOAD) {
		3880	cf::get_slot 0.1, -1, "reload_perl";
3553	warn "reloading...";	3881	info "reloading...";
3554		3882
3555	warn "entering sync_job";	3883	trace "entering sync_job";
3556		3884
3557	cf::sync_job {	3885	cf::sync_job {
3558	cf::write_runtime_sync; # external watchdog should not bark
3559	cf::emergency_save;	3886	#cf::emergency_save;
3560	cf::write_runtime_sync; # external watchdog should not bark
3561		3887
3562	warn "syncing database to disk";
3563	BDB::db_env_txn_checkpoint $DB_ENV;
3564
3565	# if anything goes wrong in here, we should simply crash as we already saved
3566
3567	warn "flushing outstanding aio requests";
3568	for (;;) {
3569	BDB::flush;
3570	IO::AIO::flush;
3571	Coro::cede_notself;
3572	last unless IO::AIO::nreqs || BDB::nreqs;
3573	warn "iterate...";
3574	}
3575
3576	++$RELOAD;
3577
3578	warn "cancelling all extension coros";	3888	trace "cancelling all extension coros";
3579	$_->cancel for values %EXT_CORO;	3889	$_->cancel for values %EXT_CORO;
3580	%EXT_CORO = ();	3890	%EXT_CORO = ();
3581		3891
3582	warn "removing commands";	3892	trace "removing commands";
3583	%COMMAND = ();	3893	%COMMAND = ();
3584		3894
3585	warn "removing ext/exti commands";	3895	trace "removing ext/exti commands";
3586	%EXTCMD = ();	3896	%EXTCMD = ();
3587	%EXTICMD = ();	3897	%EXTICMD = ();
3588		3898
3589	warn "unloading/nuking all extensions";	3899	trace "unloading/nuking all extensions";
3590	for my $pkg (@EXTS) {	3900	for my $pkg (@EXTS) {
3591	warn "... unloading $pkg";	3901	trace "... unloading $pkg";
3592		3902
3593	if (my $cb = $pkg->can ("unload")) {	3903	if (my $cb = $pkg->can ("unload")) {
3594	eval {	3904	eval {
3595	$cb->($pkg);	3905	$cb->($pkg);
3596	1	3906	1
3597	} or warn "$pkg unloaded, but with errors: $@";	3907	} or error "$pkg unloaded, but with errors: $@";
		3908	}
		3909
		3910	trace "... clearing $pkg";
		3911	clear_package $pkg;
3598	}	3912	}
3599		3913
3600	warn "... nuking $pkg";
3601	Symbol::delete_package $pkg;
3602	}
3603
3604	warn "unloading all perl modules loaded from $LIBDIR";	3914	trace "unloading all perl modules loaded from $LIBDIR";
3605	while (my ($k, $v) = each %INC) {	3915	while (my ($k, $v) = each %INC) {
3606	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	3916	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3607		3917
3608	warn "... unloading $k";	3918	trace "... unloading $k";
3609	delete $INC{$k};	3919	delete $INC{$k};
3610		3920
3611	$k =~ s/\.pm$//;	3921	$k =~ s/\.pm$//;
3612	$k =~ s/\//::/g;	3922	$k =~ s/\//::/g;
3613		3923
3614	if (my $cb = $k->can ("unload_module")) {	3924	if (my $cb = $k->can ("unload_module")) {
3615	$cb->();	3925	$cb->();
		3926	}
		3927
		3928	clear_package $k;
3616	}	3929	}
3617		3930
3618	Symbol::delete_package $k;
3619	}
3620
3621	warn "getting rid of safe::, as good as possible";	3931	trace "getting rid of safe::, as good as possible";
3622	Symbol::delete_package "safe::$_"	3932	clear_package "safe::$_"
3623	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3933	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3624		3934
3625	warn "unloading cf.pm \"a bit\"";	3935	trace "unloading cf.pm \"a bit\"";
3626	delete $INC{"cf.pm"};	3936	delete $INC{"cf.pm"};
3627	delete $INC{"cf/pod.pm"};	3937	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3628		3938
3629	# don't, removes xs symbols, too,	3939	# don't, removes xs symbols, too,
3630	# and global variables created in xs	3940	# and global variables created in xs
3631	#Symbol::delete_package __PACKAGE__;	3941	#clear_package __PACKAGE__;
3632		3942
3633	warn "unload completed, starting to reload now";	3943	info "unload completed, starting to reload now";
3634		3944
3635	warn "reloading cf.pm";	3945	trace "reloading cf.pm";
3636	require cf;	3946	require cf;
3637	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3947	cf::_connect_to_perl_1;
3638		3948
3639	warn "loading config and database again";	3949	trace "loading config and database again";
3640	cf::reload_config;	3950	cf::reload_config;
3641		3951
3642	warn "loading extensions";	3952	trace "loading extensions";
3643	cf::load_extensions;	3953	cf::load_extensions;
3644		3954
		3955	if ($REATTACH_ON_RELOAD) {
3645	warn "reattaching attachments to objects/players";	3956	trace "reattaching attachments to objects/players";
3646	_global_reattach; # objects, sockets	3957	_global_reattach; # objects, sockets
3647	warn "reattaching attachments to maps";	3958	trace "reattaching attachments to maps";
3648	reattach $_ for values %MAP;	3959	reattach $_ for values %MAP;
3649	warn "reattaching attachments to players";	3960	trace "reattaching attachments to players";
3650	reattach $_ for values %PLAYER;	3961	reattach $_ for values %PLAYER;
		3962	}
3651		3963
		3964	trace "running post_init jobs";
		3965	(pop @POST_INIT)->(1) while @POST_INIT;
		3966
3652	warn "leaving sync_job";	3967	trace "leaving sync_job";
3653		3968
3654	1	3969	1
3655	} or do {	3970	} or do {
3656	warn $@;	3971	error $@;
3657	cf::cleanup "error while reloading, exiting.";	3972	cf::cleanup "error while reloading, exiting.";
		3973	};
		3974
		3975	info "reloaded";
		3976	--$RELOAD;
3658	};	3977	}
3659		3978
3660	warn "reloaded";	3979	$t1 = AE::time - $t1;
		3980	info "reload completed in ${t1}s\n";
3661	};	3981	};
3662		3982
3663	our $RELOAD_WATCHER; # used only during reload	3983	our $RELOAD_WATCHER; # used only during reload
3664		3984
3665	sub reload_perl() {	3985	sub reload_perl() {
3666	# doing reload synchronously and two reloads happen back-to-back,	3986	# doing reload synchronously and two reloads happen back-to-back,
3667	# coro crashes during coro_state_free->destroy here.	3987	# coro crashes during coro_state_free->destroy here.
3668		3988
		3989	$RELOAD_WATCHER ||= cf::async {
		3990	Coro::AIO::aio_wait cache_extensions;
		3991
3669	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {	3992	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3670	do_reload_perl;	3993	do_reload_perl;
3671	undef $RELOAD_WATCHER;	3994	undef $RELOAD_WATCHER;
		3995	};
3672	};	3996	};
3673	}	3997	}
3674		3998
3675	register_command "reload" => sub {	3999	register_command "reload" => sub {
3676	my ($who, $arg) = @_;	4000	my ($who, $arg) = @_;
…		…
3682	reload_perl;	4006	reload_perl;
3683	};	4007	};
3684	}	4008	}
3685	};	4009	};
3686		4010
3687	unshift @INC, $LIBDIR;	4011	#############################################################################
3688		4012
3689	my $bug_warning = 0;	4013	my $bug_warning = 0;
3690		4014
3691	our @WAIT_FOR_TICK;	4015	our @WAIT_FOR_TICK;
3692	our @WAIT_FOR_TICK_BEGIN;	4016	our @WAIT_FOR_TICK_BEGIN;
3693		4017
3694	sub wait_for_tick {	4018	sub wait_for_tick() {
3695	return if tick_inhibit;
3696	return if $Coro::current == $Coro::main;	4019	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3697		4020
3698	my $signal = new Coro::Signal;	4021	my $signal = new Coro::Signal;
3699	push @WAIT_FOR_TICK, $signal;	4022	push @WAIT_FOR_TICK, $signal;
3700	$signal->wait;	4023	$signal->wait;
3701	}	4024	}
3702		4025
3703	sub wait_for_tick_begin {	4026	sub wait_for_tick_begin() {
3704	return if tick_inhibit;
3705	return if $Coro::current == $Coro::main;	4027	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3706		4028
3707	my $signal = new Coro::Signal;	4029	my $signal = new Coro::Signal;
3708	push @WAIT_FOR_TICK_BEGIN, $signal;	4030	push @WAIT_FOR_TICK_BEGIN, $signal;
3709	$signal->wait;	4031	$signal->wait;
3710	}	4032	}
…		…
3716	return;	4038	return;
3717	}	4039	}
3718		4040
3719	cf::server_tick; # one server iteration	4041	cf::server_tick; # one server iteration
3720		4042
		4043	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
		4044
3721	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4045	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3722	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	4046	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3723	Coro::async_pool {	4047	Coro::async_pool {
3724	$Coro::current->{desc} = "runtime saver";	4048	$Coro::current->{desc} = "runtime saver";
3725	write_runtime_sync	4049	write_runtime_sync
3726	or warn "ERROR: unable to write runtime file: $!";	4050	or error "ERROR: unable to write runtime file: $!";
3727	};	4051	};
3728	}	4052	}
3729		4053
3730	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4054	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3731	$sig->send;	4055	$sig->send;
…		…
3739		4063
3740	if (0) {	4064	if (0) {
3741	if ($NEXT_TICK) {	4065	if ($NEXT_TICK) {
3742	my $jitter = $TICK_START - $NEXT_TICK;	4066	my $jitter = $TICK_START - $NEXT_TICK;
3743	$JITTER = $JITTER * 0.75 + $jitter * 0.25;	4067	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
3744	warn "jitter $JITTER\n";#d#	4068	debug "jitter $JITTER\n";#d#
3745	}	4069	}
3746	}	4070	}
3747	}	4071	}
3748		4072
3749	{	4073	{
3750	# configure BDB	4074	# configure BDB
3751		4075
3752	BDB::min_parallel 8;	4076	BDB::min_parallel 16;
3753	BDB::max_poll_reqs $TICK * 0.1;	4077	BDB::max_poll_reqs $TICK * 0.1;
3754	$Coro::BDB::WATCHER->priority (1);	4078	$AnyEvent::BDB::WATCHER->priority (1);
3755		4079
3756	unless ($DB_ENV) {	4080	unless ($DB_ENV) {
3757	$DB_ENV = BDB::db_env_create;	4081	$DB_ENV = BDB::db_env_create;
3758	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	4082	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3759	| BDB::LOG_AUTOREMOVE, 1);	4083	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4084	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3760	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	4085	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3761	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	4086	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3762		4087
3763	cf::sync_job {	4088	cf::sync_job {
3764	eval {	4089	eval {
…		…
3790	{	4115	{
3791	# configure IO::AIO	4116	# configure IO::AIO
3792		4117
3793	IO::AIO::min_parallel 8;	4118	IO::AIO::min_parallel 8;
3794	IO::AIO::max_poll_time $TICK * 0.1;	4119	IO::AIO::max_poll_time $TICK * 0.1;
3795	$Coro::AIO::WATCHER->priority (1);	4120	undef $AnyEvent::AIO::WATCHER;
3796	}	4121	}
3797		4122
3798	my $_log_backtrace;	4123	my $_log_backtrace;
3799		4124
3800	sub _log_backtrace {	4125	sub _log_backtrace {
…		…
3803	$msg =~ s/\n//;	4128	$msg =~ s/\n//;
3804		4129
3805	# limit the # of concurrent backtraces	4130	# limit the # of concurrent backtraces
3806	if ($_log_backtrace < 2) {	4131	if ($_log_backtrace < 2) {
3807	++$_log_backtrace;	4132	++$_log_backtrace;
		4133	my $perl_bt = Carp::longmess $msg;
3808	async {	4134	async {
3809	$Coro::current->{desc} = "abt $msg";	4135	$Coro::current->{desc} = "abt $msg";
3810		4136
3811	my @bt = fork_call {	4137	my @bt = fork_call {
3812	@addr = map { sprintf "%x", $_ } @addr;	4138	@addr = map { sprintf "%x", $_ } @addr;
…		…
3823	}	4149	}
3824		4150
3825	@funcs	4151	@funcs
3826	};	4152	};
3827		4153
3828	LOG llevInfo, "[ABT] $msg\n";	4154	LOG llevInfo, "[ABT] $perl_bt\n";
		4155	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3829	LOG llevInfo, "[ABT] $_\n" for @bt;	4156	LOG llevInfo, "[ABT] $_\n" for @bt;
3830	--$_log_backtrace;	4157	--$_log_backtrace;
3831	};	4158	};
3832	} else {	4159	} else {
3833	LOG llevInfo, "[ABT] $msg\n";	4160	LOG llevInfo, "[ABT] $msg\n";
3834	LOG llevInfo, "[ABT] [suppressed]\n";	4161	LOG llevInfo, "[ABT] [suppressed]\n";
3835	}	4162	}
3836	}	4163	}
3837		4164
3838	# load additional modules	4165	# load additional modules
3839	use cf::pod;	4166	require "cf/$_.pm" for @EXTRA_MODULES;
		4167	cf::_connect_to_perl_2;
3840		4168
3841	END { cf::emergency_save }	4169	END { cf::emergency_save }
3842		4170
3843	1	4171	1
3844		4172

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