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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.342 by root, Sun Aug 26 15:31:02 2007 UTC vs.
Revision 1.514 by root, Mon Apr 12 17:13:36 2010 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008,2009,2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify it under
		7	# the terms of the Affero GNU General Public License as published by the
		8	# Free Software Foundation, either version 3 of the License, or (at your
		9	# option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the Affero GNU General Public License
		17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
		19	#
		20	# The authors can be reached via e-mail to <support@deliantra.net>
		21	#
		22
1	package cf;	23	package cf;
2		24
		25	use 5.10.0;
3	use utf8;	26	use utf8;
4	use strict;	27	use strict qw(vars subs);
5		28
6	use Symbol;	29	use Symbol;
7	use List::Util;	30	use List::Util;
8	use Socket;	31	use Socket;
9	use Storable;	32	use EV;
10	use Event;
11	use Opcode;	33	use Opcode;
12	use Safe;	34	use Safe;
13	use Safe::Hole;	35	use Safe::Hole;
		36	use Storable ();
		37	use Carp ();
14		38
		39	use Guard ();
15	use Coro 3.64 ();	40	use Coro ();
16	use Coro::State;	41	use Coro::State;
17	use Coro::Handle;	42	use Coro::Handle;
		43	use Coro::EV;
18	use Coro::Event;	44	use Coro::AnyEvent;
19	use Coro::Timer;	45	use Coro::Timer;
20	use Coro::Signal;	46	use Coro::Signal;
21	use Coro::Semaphore;	47	use Coro::Semaphore;
		48	use Coro::SemaphoreSet;
		49	use Coro::AnyEvent;
22	use Coro::AIO;	50	use Coro::AIO;
		51	use Coro::BDB 1.6;
23	use Coro::Storable;	52	use Coro::Storable;
24	use Coro::Util ();	53	use Coro::Util ();
25		54
26	use JSON::XS 1.4 ();	55	use JSON::XS 2.01 ();
27	use BDB ();	56	use BDB ();
28	use Data::Dumper;	57	use Data::Dumper;
29	use Digest::MD5;
30	use Fcntl;	58	use Fcntl;
31	use YAML::Syck ();	59	use YAML::XS ();
32	use IO::AIO 2.32 ();	60	use IO::AIO ();
33	use Time::HiRes;	61	use Time::HiRes;
34	use Compress::LZF;	62	use Compress::LZF;
35	use Digest::MD5 ();	63	use Digest::MD5 ();
		64
		65	AnyEvent::detect;
36		66
37	# configure various modules to our taste	67	# configure various modules to our taste
38	#	68	#
39	$Storable::canonical = 1; # reduce rsync transfers	69	$Storable::canonical = 1; # reduce rsync transfers
40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	70	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		71
		72	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		73
		74	# make sure c-lzf reinitialises itself
		75	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
41	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	76	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42		77
43	$Event::Eval = 1; # no idea why this is required, but it is	78	# strictly for debugging
44		79	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
45	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
46	$YAML::Syck::ImplicitUnicode = 1;
47
48	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
49		80
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	81	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
51		82
52	our %COMMAND = ();	83	our %COMMAND = ();
53	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
…		…
56	our %EXTCMD = ();	87	our %EXTCMD = ();
57	our %EXTICMD = ();	88	our %EXTICMD = ();
58	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
59	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
60		91
61	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
62	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
63		96
64	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
65	our $DATADIR = datadir;	98	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	99	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	100	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	101	our $MAPDIR = "$DATADIR/" . mapdir;
69	our $LOCALDIR = localdir;	102	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	103	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	104	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	105	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	106	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	107	our $BDBDIR = "$LOCALDIR/db";
		108	our $PIDFILE = "$LOCALDIR/pid";
		109	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		110
		111	our %RESOURCE;
		112
		113	our $OUTPUT_RATE_MIN = 4000;
		114	our $OUTPUT_RATE_MAX = 100000;
75		115
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	116	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
77	our $TICK_WATCHER;
78	our $AIO_POLL_WATCHER;
79	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	117	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	118	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	119	our $USE_FSYNC = 1; # use fsync to write maps - default on
83		120
		121	our $BDB_DEADLOCK_WATCHER;
		122	our $BDB_CHECKPOINT_WATCHER;
84	our $BDB_POLL_WATCHER;	123	our $BDB_TRICKLE_WATCHER;
85	our $DB_ENV;	124	our $DB_ENV;
		125
		126	our @EXTRA_MODULES = qw(pod match mapscript);
86		127
87	our %CFG;	128	our %CFG;
88		129
89	our $UPTIME; $UPTIME ||= time;	130	our $UPTIME; $UPTIME ||= time;
90	our $RUNTIME;	131	our $RUNTIME;
		132	our $NOW;
91		133
92	our %PLAYER; # all users	134	our (%PLAYER, %PLAYER_LOADING); # all users
93	our %MAP; # all maps	135	our (%MAP, %MAP_LOADING ); # all maps
94	our $LINK_MAP; # the special {link} map, which is always available	136	our $LINK_MAP; # the special {link} map, which is always available
95		137
96	# used to convert map paths into valid unix filenames by replacing / by ∕	138	# used to convert map paths into valid unix filenames by replacing / by ∕
97	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	139	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
98		140
99	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	141	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
100	our $LOADAVG; # same thing, but with alpha-smoothing	142	our $LOADAVG; # same thing, but with alpha-smoothing
		143	our $JITTER; # average jitter
101	our $tick_start; # for load detecting purposes	144	our $TICK_START; # for load detecting purposes
		145
		146	our @POST_INIT;
		147
		148	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		149	our $REALLY_UNLOOP; # never set to true, please :)
102		150
103	binmode STDOUT;	151	binmode STDOUT;
104	binmode STDERR;	152	binmode STDERR;
105		153
106	# read virtual server time, if available	154	# read virtual server time, if available
107	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	155	unless ($RUNTIME || !-e $RUNTIMEFILE) {
108	open my $fh, "<", "$LOCALDIR/runtime"	156	open my $fh, "<", $RUNTIMEFILE
109	or die "unable to read runtime file: $!";	157	or die "unable to read $RUNTIMEFILE file: $!";
110	$RUNTIME = <$fh> + 0.;	158	$RUNTIME = <$fh> + 0.;
111	}	159	}
		160
		161	eval "sub TICK() { $TICK } 1" or die;
112		162
113	mkdir $_	163	mkdir $_
114	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	164	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
115		165
116	our $EMERGENCY_POSITION;	166	our $EMERGENCY_POSITION;
117		167
118	sub cf::map::normalise;	168	sub cf::map::normalise;
		169
		170	#############################################################################
		171
		172	%REFLECT = ();
		173	for (@REFLECT) {
		174	my $reflect = JSON::XS::decode_json $_;
		175	$REFLECT{$reflect->{class}} = $reflect;
		176	}
		177
		178	# this is decidedly evil
		179	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
119		180
120	#############################################################################	181	#############################################################################
121		182
122	=head2 GLOBAL VARIABLES	183	=head2 GLOBAL VARIABLES
123		184
…		…
159		220
160	The raw value load value from the last tick.	221	The raw value load value from the last tick.
161		222
162	=item %cf::CFG	223	=item %cf::CFG
163		224
164	Configuration for the server, loaded from C</etc/crossfire/config>, or	225	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
165	from wherever your confdir points to.	226	from wherever your confdir points to.
166		227
167	=item cf::wait_for_tick, cf::wait_for_tick_begin	228	=item cf::wait_for_tick, cf::wait_for_tick_begin
168		229
169	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	230	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
170	returns directly I<after> the tick processing (and consequently, can only wake one process	231	returns directly I<after> the tick processing (and consequently, can only wake one process
171	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	232	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
172		233
173	=item @cf::INVOKE_RESULTS	234	=item @cf::INVOKE_RESULTS
174		235
175	This array contains the results of the last C<invoke ()> call. When	236	This array contains the results of the last C<invoke ()> call. When
176	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	237	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
177	that call.	238	that call.
178		239
		240	=item %cf::REFLECT
		241
		242	Contains, for each (C++) class name, a hash reference with information
		243	about object members (methods, scalars, arrays and flags) and other
		244	metadata, which is useful for introspection.
		245
179	=back	246	=back
180		247
181	=cut	248	=cut
182		249
183	BEGIN {	250	$Coro::State::WARNHOOK = sub {
184	*CORE::GLOBAL::warn = sub {
185	my $msg = join "", @_;	251	my $msg = join "", @_;
186		252
187	$msg .= "\n"	253	$msg .= "\n"
188	unless $msg =~ /\n$/;	254	unless $msg =~ /\n$/;
189		255
190	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	256	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
191		257
192	utf8::encode $msg;
193	LOG llevError, $msg;	258	LOG llevError, $msg;
194	};	259	};
195	}	260
		261	$Coro::State::DIEHOOK = sub {
		262	return unless $^S eq 0; # "eq", not "=="
		263
		264	warn Carp::longmess $_[0];
		265
		266	if ($Coro::current == $Coro::main) {#d#
		267	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		268	return;#d#
		269	}#d#
		270
		271	# kill coroutine otherwise
		272	Coro::terminate
		273	};
196		274
197	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	275	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
198	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	276	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
199	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	277	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
200	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	278	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
207	for my $pkg (qw(	285	for my $pkg (qw(
208	cf::global cf::attachable	286	cf::global cf::attachable
209	cf::object cf::object::player	287	cf::object cf::object::player
210	cf::client cf::player	288	cf::client cf::player
211	cf::arch cf::living	289	cf::arch cf::living
		290	cf::map cf::mapspace
212	cf::map cf::party cf::region	291	cf::party cf::region
213	)) {	292	)) {
214	no strict 'refs';
215	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	293	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
216	}	294	}
217		295
218	$Event::DIED = sub {	296	$EV::DIED = sub {
219	warn "error in event callback: @_";	297	Carp::cluck "error in event callback: @_";
220	};	298	};
221		299
222	#############################################################################	300	#############################################################################
223		301
224	=head2 UTILITY FUNCTIONS	302	=head2 UTILITY FUNCTIONS
…		…
246	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	324	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
247	$d	325	$d
248	} || "[unable to dump $_[0]: '$@']";	326	} || "[unable to dump $_[0]: '$@']";
249	}	327	}
250		328
251	=item $ref = cf::from_json $json	329	=item $ref = cf::decode_json $json
252		330
253	Converts a JSON string into the corresponding perl data structure.	331	Converts a JSON string into the corresponding perl data structure.
254		332
255	=item $json = cf::to_json $ref	333	=item $json = cf::encode_json $ref
256		334
257	Converts a perl data structure into its JSON representation.	335	Converts a perl data structure into its JSON representation.
258		336
259	=cut	337	=cut
260		338
261	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	339	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
262		340
263	sub to_json ($) { $json_coder->encode ($_[0]) }	341	sub encode_json($) { $json_coder->encode ($_[0]) }
264	sub from_json ($) { $json_coder->decode ($_[0]) }	342	sub decode_json($) { $json_coder->decode ($_[0]) }
		343
		344	=item cf::post_init { BLOCK }
		345
		346	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		347	but I<before> the server starts ticking again.
		348
		349	The cdoeblock will have a single boolean argument to indicate whether this
		350	is a reload or not.
		351
		352	=cut
		353
		354	sub post_init(&) {
		355	push @POST_INIT, shift;
		356	}
265		357
266	=item cf::lock_wait $string	358	=item cf::lock_wait $string
267		359
268	Wait until the given lock is available. See cf::lock_acquire.	360	Wait until the given lock is available. See cf::lock_acquire.
269		361
270	=item my $lock = cf::lock_acquire $string	362	=item my $lock = cf::lock_acquire $string
271		363
272	Wait until the given lock is available and then acquires it and returns	364	Wait until the given lock is available and then acquires it and returns
273	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	365	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
274	for example when the coroutine gets canceled), the lock is automatically	366	for example when the coroutine gets canceled), the lock is automatically
275	returned.	367	returned.
276		368
		369	Locks are *not* recursive, locking from the same coro twice results in a
		370	deadlocked coro.
		371
277	Lock names should begin with a unique identifier (for example, cf::map::find	372	Lock names should begin with a unique identifier (for example, cf::map::find
278	uses map_find and cf::map::load uses map_load).	373	uses map_find and cf::map::load uses map_load).
279		374
280	=item $locked = cf::lock_active $string	375	=item $locked = cf::lock_active $string
281		376
282	Return true if the lock is currently active, i.e. somebody has locked it.	377	Return true if the lock is currently active, i.e. somebody has locked it.
283		378
284	=cut	379	=cut
285		380
286	our %LOCK;	381	our $LOCKS = new Coro::SemaphoreSet;
287		382
288	sub lock_wait($) {	383	sub lock_wait($) {
289	my ($key) = @_;	384	$LOCKS->wait ($_[0]);
290
291	# wait for lock, if any
292	while ($LOCK{$key}) {
293	push @{ $LOCK{$key} }, $Coro::current;
294	Coro::schedule;
295	}
296	}	385	}
297		386
298	sub lock_acquire($) {	387	sub lock_acquire($) {
299	my ($key) = @_;	388	$LOCKS->guard ($_[0])
300
301	# wait, to be sure we are not locked
302	lock_wait $key;
303
304	$LOCK{$key} = [];
305
306	Coro::guard {
307	# wake up all waiters, to be on the safe side
308	$_->ready for @{ delete $LOCK{$key} };
309	}
310	}	389	}
311		390
312	sub lock_active($) {	391	sub lock_active($) {
313	my ($key) = @_;	392	$LOCKS->count ($_[0]) < 1
314
315	! ! $LOCK{$key}
316	}	393	}
317		394
318	sub freeze_mainloop {	395	sub freeze_mainloop {
319	return unless $TICK_WATCHER->is_active;	396	tick_inhibit_inc;
320		397
321	my $guard = Coro::guard {	398	&Guard::guard (\&tick_inhibit_dec);
322	$TICK_WATCHER->start;	399	}
323	};	400
324	$TICK_WATCHER->stop;	401	=item cf::periodic $interval, $cb
325	$guard	402
		403	Like EV::periodic, but randomly selects a starting point so that the actions
		404	get spread over time.
		405
		406	=cut
		407
		408	sub periodic($$) {
		409	my ($interval, $cb) = @_;
		410
		411	my $start = rand List::Util::min 180, $interval;
		412
		413	EV::periodic $start, $interval, 0, $cb
326	}	414	}
327		415
328	=item cf::get_slot $time[, $priority[, $name]]	416	=item cf::get_slot $time[, $priority[, $name]]
329		417
330	Allocate $time seconds of blocking CPU time at priority C<$priority>:	418	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
338		426
339	=cut	427	=cut
340		428
341	our @SLOT_QUEUE;	429	our @SLOT_QUEUE;
342	our $SLOT_QUEUE;	430	our $SLOT_QUEUE;
		431	our $SLOT_DECAY = 0.9;
343		432
344	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	433	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
345	$SLOT_QUEUE = Coro::async {	434	$SLOT_QUEUE = Coro::async {
		435	$Coro::current->desc ("timeslot manager");
		436
346	my $signal = new Coro::Signal;	437	my $signal = new Coro::Signal;
		438	my $busy;
347		439
348	while () {	440	while () {
349	next_job:	441	next_job:
		442
350	my $avail = cf::till_tick;	443	my $avail = cf::till_tick;
351	if ($avail > 0.01) {	444
352	for (0 .. $#SLOT_QUEUE) {	445	for (0 .. $#SLOT_QUEUE) {
353	if ($SLOT_QUEUE[$_][0] < $avail) {	446	if ($SLOT_QUEUE[$_][0] <= $avail) {
		447	$busy = 0;
354	my $job = splice @SLOT_QUEUE, $_, 1, ();	448	my $job = splice @SLOT_QUEUE, $_, 1, ();
355	$job->[2]->send;	449	$job->[2]->send;
356	Coro::cede;	450	Coro::cede;
357	goto next_job;	451	goto next_job;
358	}	452	} else {
		453	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
359	}	454	}
360	}	455	}
361		456
362	if (@SLOT_QUEUE) {	457	if (@SLOT_QUEUE) {
363	# we do not use wait_For_tick() as it returns immediately when tick is inactive	458	# we do not use wait_for_tick() as it returns immediately when tick is inactive
364	push @cf::WAIT_FOR_TICK, $signal;	459	push @cf::WAIT_FOR_TICK, $signal;
365	$signal->wait;	460	$signal->wait;
366	} else {	461	} else {
		462	$busy = 0;
367	Coro::schedule;	463	Coro::schedule;
368	}	464	}
369	}	465	}
370	};	466	};
371		467
372	sub get_slot($;$$) {	468	sub get_slot($;$$) {
		469	return if tick_inhibit || $Coro::current == $Coro::main;
		470
373	my ($time, $pri, $name) = @_;	471	my ($time, $pri, $name) = @_;
374		472
375	$time = $TICK * .6 if $time > $TICK * .6;	473	$time = clamp $time, 0.01, $TICK * .6;
		474
376	my $sig = new Coro::Signal;	475	my $sig = new Coro::Signal;
377		476
378	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	477	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
379	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	478	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
380	$SLOT_QUEUE->ready;	479	$SLOT_QUEUE->ready;
…		…
391		490
392	BEGIN { *async = \&Coro::async_pool }	491	BEGIN { *async = \&Coro::async_pool }
393		492
394	=item cf::sync_job { BLOCK }	493	=item cf::sync_job { BLOCK }
395		494
396	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	495	The design of Deliantra requires that the main coroutine ($Coro::main)
397	is always able to handle events or runnable, as Crossfire TRT is only	496	is always able to handle events or runnable, as Deliantra is only
398	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	497	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
399	acceptable.	498	acceptable.
400		499
401	If it must be done, put the blocking parts into C<sync_job>. This will run	500	If it must be done, put the blocking parts into C<sync_job>. This will run
402	the given BLOCK in another coroutine while waiting for the result. The	501	the given BLOCK in another coroutine while waiting for the result. The
…		…
407		506
408	sub sync_job(&) {	507	sub sync_job(&) {
409	my ($job) = @_;	508	my ($job) = @_;
410		509
411	if ($Coro::current == $Coro::main) {	510	if ($Coro::current == $Coro::main) {
412	my $time = Event::time;	511	my $time = AE::time;
413		512
414	# this is the main coro, too bad, we have to block	513	# this is the main coro, too bad, we have to block
415	# till the operation succeeds, freezing the server :/	514	# till the operation succeeds, freezing the server :/
416		515
417	# TODO: use suspend/resume instead	516	LOG llevError, Carp::longmess "sync job";#d#
418	# (but this is cancel-safe)	517
419	my $freeze_guard = freeze_mainloop;	518	my $freeze_guard = freeze_mainloop;
420		519
421	my $busy = 1;	520	my $busy = 1;
422	my @res;	521	my @res;
423		522
424	(async {	523	(async {
		524	$Coro::current->desc ("sync job coro");
425	@res = eval { $job->() };	525	@res = eval { $job->() };
426	warn $@ if $@;	526	warn $@ if $@;
427	undef $busy;	527	undef $busy;
428	})->prio (Coro::PRIO_MAX);	528	})->prio (Coro::PRIO_MAX);
429		529
430	while ($busy) {	530	while ($busy) {
431	Coro::cede or Event::one_event;	531	if (Coro::nready) {
		532	Coro::cede_notself;
		533	} else {
		534	EV::loop EV::LOOP_ONESHOT;
432	}	535	}
		536	}
433		537
434	$time = Event::time - $time;	538	my $time = AE::time - $time;
435		539
436	LOG llevError | logBacktrace, Carp::longmess "long sync job"
437	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
438
439	$tick_start += $time; # do not account sync jobs to server load	540	$TICK_START += $time; # do not account sync jobs to server load
440		541
441	wantarray ? @res : $res[0]	542	wantarray ? @res : $res[0]
442	} else {	543	} else {
443	# we are in another coroutine, how wonderful, everything just works	544	# we are in another coroutine, how wonderful, everything just works
444		545
…		…
469	=item fork_call { }, $args	570	=item fork_call { }, $args
470		571
471	Executes the given code block with the given arguments in a seperate	572	Executes the given code block with the given arguments in a seperate
472	process, returning the results. Everything must be serialisable with	573	process, returning the results. Everything must be serialisable with
473	Coro::Storable. May, of course, block. Note that the executed sub may	574	Coro::Storable. May, of course, block. Note that the executed sub may
474	never block itself or use any form of Event handling.	575	never block itself or use any form of event handling.
475		576
476	=cut	577	=cut
477		578
478	sub fork_call(&@) {	579	sub fork_call(&@) {
479	my ($cb, @args) = @_;	580	my ($cb, @args) = @_;
480		581
481	# we seemingly have to make a local copy of the whole thing,	582	# we seemingly have to make a local copy of the whole thing,
482	# otherwise perl prematurely frees the stuff :/	583	# otherwise perl prematurely frees the stuff :/
483	# TODO: investigate and fix (liekly this will be rather laborious)	584	# TODO: investigate and fix (likely this will be rather laborious)
484		585
485	my @res = Coro::Util::fork_eval {	586	my @res = Coro::Util::fork_eval {
486	reset_signals;	587	reset_signals;
487	&$cb	588	&$cb
488	}, @args;	589	}, @args;
489		590
490	wantarray ? @res : $res[-1]	591	wantarray ? @res : $res[-1]
491	}	592	}
492		593
		594	sub objinfo {
		595	(
		596	"counter value" => cf::object::object_count,
		597	"objects created" => cf::object::create_count,
		598	"objects destroyed" => cf::object::destroy_count,
		599	"freelist size" => cf::object::free_count,
		600	"allocated objects" => cf::object::objects_size,
		601	"active objects" => cf::object::actives_size,
		602	)
		603	}
		604
		605	=item $coin = coin_from_name $name
		606
		607	=cut
		608
		609	our %coin_alias = (
		610	"silver" => "silvercoin",
		611	"silvercoin" => "silvercoin",
		612	"silvercoins" => "silvercoin",
		613	"gold" => "goldcoin",
		614	"goldcoin" => "goldcoin",
		615	"goldcoins" => "goldcoin",
		616	"platinum" => "platinacoin",
		617	"platinumcoin" => "platinacoin",
		618	"platinumcoins" => "platinacoin",
		619	"platina" => "platinacoin",
		620	"platinacoin" => "platinacoin",
		621	"platinacoins" => "platinacoin",
		622	"royalty" => "royalty",
		623	"royalties" => "royalty",
		624	);
		625
		626	sub coin_from_name($) {
		627	$coin_alias{$_[0]}
		628	? cf::arch::find $coin_alias{$_[0]}
		629	: undef
		630	}
		631
493	=item $value = cf::db_get $family => $key	632	=item $value = cf::db_get $family => $key
494		633
495	Returns a single value from the environment database.	634	Returns a single value from the environment database.
496		635
497	=item cf::db_put $family => $key => $value	636	=item cf::db_put $family => $key => $value
498		637
499	Stores the given C<$value> in the family. It can currently store binary	638	Stores the given C<$value> in the family. It can currently store binary
500	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	639	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
501		640
		641	=item $db = cf::db_table "name"
		642
		643	Create and/or open a new database table. The string must not be "db" and must be unique
		644	within each server.
		645
502	=cut	646	=cut
		647
		648	sub db_table($) {
		649	my ($name) = @_;
		650	my $db = BDB::db_create $DB_ENV;
		651
		652	eval {
		653	$db->set_flags (BDB::CHKSUM);
		654
		655	utf8::encode $name;
		656	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		657	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		658	cf::cleanup "db_open(db): $!" if $!;
		659	};
		660	cf::cleanup "db_open(db): $@" if $@;
		661
		662	$db
		663	}
503		664
504	our $DB;	665	our $DB;
505		666
506	sub db_init {	667	sub db_init {
507	unless ($DB) {
508	$DB = BDB::db_create $DB_ENV;
509
510	cf::sync_job {	668	cf::sync_job {
511	eval {	669	$DB ||= db_table "db";
512	$DB->set_flags (BDB::CHKSUM);
513
514	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
515	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
516	cf::cleanup "db_open(db): $!" if $!;
517	};
518	cf::cleanup "db_open(db): $@" if $@;
519	};
520	}	670	};
521	}	671	}
522		672
523	sub db_get($$) {	673	sub db_get($$) {
524	my $key = "$_[0]/$_[1]";	674	my $key = "$_[0]/$_[1]";
525		675
…		…
575	if (1) {	725	if (1) {
576	$md5 =	726	$md5 =
577	join "\x00",	727	join "\x00",
578	$processversion,	728	$processversion,
579	map {	729	map {
580	Coro::cede;	730	cf::cede_to_tick;
581	($src->[$_], Digest::MD5::md5_hex $data[$_])	731	($src->[$_], Digest::MD5::md5_hex $data[$_])
582	} 0.. $#$src;	732	} 0.. $#$src;
583		733
584		734
585	my $dbmd5 = db_get cache => "$id/md5";	735	my $dbmd5 = db_get cache => "$id/md5";
…		…
623		773
624	#############################################################################	774	#############################################################################
625		775
626	=head2 ATTACHABLE OBJECTS	776	=head2 ATTACHABLE OBJECTS
627		777
628	Many objects in crossfire are so-called attachable objects. That means you can	778	Many objects in deliantra are so-called attachable objects. That means you can
629	attach callbacks/event handlers (a collection of which is called an "attachment")	779	attach callbacks/event handlers (a collection of which is called an "attachment")
630	to it. All such attachable objects support the following methods.	780	to it. All such attachable objects support the following methods.
631		781
632	In the following description, CLASS can be any of C<global>, C<object>	782	In the following description, CLASS can be any of C<global>, C<object>
633	C<player>, C<client> or C<map> (i.e. the attachable objects in	783	C<player>, C<client> or C<map> (i.e. the attachable objects in
634	Crossfire TRT).	784	Deliantra).
635		785
636	=over 4	786	=over 4
637		787
638	=item $attachable->attach ($attachment, key => $value...)	788	=item $attachable->attach ($attachment, key => $value...)
639		789
…		…
683	=item cf::CLASS::attachment $name, ...	833	=item cf::CLASS::attachment $name, ...
684		834
685	Register an attachment by C<$name> through which attachable objects of the	835	Register an attachment by C<$name> through which attachable objects of the
686	given CLASS can refer to this attachment.	836	given CLASS can refer to this attachment.
687		837
688	Some classes such as crossfire maps and objects can specify attachments	838	Some classes such as deliantra maps and objects can specify attachments
689	that are attached at load/instantiate time, thus the need for a name.	839	that are attached at load/instantiate time, thus the need for a name.
690		840
691	These calls expect any number of the following handler/hook descriptions:	841	These calls expect any number of the following handler/hook descriptions:
692		842
693	=over 4	843	=over 4
…		…
921	}	1071	}
922		1072
923	0	1073	0
924	}	1074	}
925		1075
926	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1076	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
927		1077
928	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1078	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
929		1079
930	Generate an object-specific event with the given arguments.	1080	Generate an object-specific event with the given arguments.
931		1081
…		…
937		1087
938	=cut	1088	=cut
939		1089
940	#############################################################################	1090	#############################################################################
941	# object support	1091	# object support
942	#
943		1092
		1093	sub _object_equal($$);
		1094	sub _object_equal($$) {
		1095	my ($a, $b) = @_;
		1096
		1097	return 0 unless (ref $a) eq (ref $b);
		1098
		1099	if ("HASH" eq ref $a) {
		1100	my @ka = keys %$a;
		1101	my @kb = keys %$b;
		1102
		1103	return 0 if @ka != @kb;
		1104
		1105	for (0 .. $#ka) {
		1106	return 0 unless $ka[$_] eq $kb[$_];
		1107	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1108	}
		1109
		1110	} elsif ("ARRAY" eq ref $a) {
		1111
		1112	return 0 if @$a != @$b;
		1113
		1114	for (0 .. $#$a) {
		1115	return 0 unless _object_equal $a->[$_], $b->[$_];
		1116	}
		1117
		1118	} elsif ($a ne $b) {
		1119	return 0;
		1120	}
		1121
		1122	1
		1123	}
		1124
		1125	our $SLOW_MERGES;#d#
944	sub _can_merge {	1126	sub _can_merge {
945	my ($ob1, $ob2) = @_;	1127	my ($ob1, $ob2) = @_;
946		1128
947	local $Storable::canonical = 1;	1129	++$SLOW_MERGES;#d#
948	my $fob1 = Storable::freeze $ob1;
949	my $fob2 = Storable::freeze $ob2;
950		1130
951	$fob1 eq $fob2	1131	# we do the slow way here
		1132	return _object_equal $ob1, $ob2
952	}	1133	}
953		1134
954	sub reattach {	1135	sub reattach {
955	# basically do the same as instantiate, without calling instantiate	1136	# basically do the same as instantiate, without calling instantiate
956	my ($obj) = @_;	1137	my ($obj) = @_;
957		1138
		1139	# no longer needed after getting rid of delete_package?
958	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1140	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
959		1141
960	my $registry = $obj->registry;	1142	my $registry = $obj->registry;
961		1143
962	@$registry = ();	1144	@$registry = ();
963		1145
…		…
978	cf::attachable->attach (	1160	cf::attachable->attach (
979	prio => -1000000,	1161	prio => -1000000,
980	on_instantiate => sub {	1162	on_instantiate => sub {
981	my ($obj, $data) = @_;	1163	my ($obj, $data) = @_;
982		1164
983	$data = from_json $data;	1165	$data = decode_json $data;
984		1166
985	for (@$data) {	1167	for (@$data) {
986	my ($name, $args) = @$_;	1168	my ($name, $args) = @$_;
987		1169
988	$obj->attach ($name, %{$args || {} });	1170	$obj->attach ($name, %{$args || {} });
…		…
1004	sub object_freezer_save {	1186	sub object_freezer_save {
1005	my ($filename, $rdata, $objs) = @_;	1187	my ($filename, $rdata, $objs) = @_;
1006		1188
1007	sync_job {	1189	sync_job {
1008	if (length $$rdata) {	1190	if (length $$rdata) {
		1191	utf8::decode (my $decname = $filename);
1009	warn sprintf "saving %s (%d,%d)\n",	1192	warn sprintf "saving %s (%d,%d)\n",
1010	$filename, length $$rdata, scalar @$objs;	1193	$decname, length $$rdata, scalar @$objs;
1011		1194
1012	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1195	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1013	chmod SAVE_MODE, $fh;	1196	aio_chmod $fh, SAVE_MODE;
1014	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1197	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1015	aio_fsync $fh if $cf::USE_FSYNC;	1198	if ($cf::USE_FSYNC) {
		1199	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1200	aio_fsync $fh;
		1201	}
1016	close $fh;	1202	aio_close $fh;
1017		1203
1018	if (@$objs) {	1204	if (@$objs) {
1019	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1205	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1020	chmod SAVE_MODE, $fh;	1206	aio_chmod $fh, SAVE_MODE;
1021	my $data = Storable::nfreeze { version => 1, objs => $objs };	1207	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1022	aio_write $fh, 0, (length $data), $data, 0;	1208	aio_write $fh, 0, (length $data), $data, 0;
1023	aio_fsync $fh if $cf::USE_FSYNC;	1209	if ($cf::USE_FSYNC) {
		1210	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1211	aio_fsync $fh;
		1212	}
1024	close $fh;	1213	aio_close $fh;
1025	aio_rename "$filename.pst~", "$filename.pst";	1214	aio_rename "$filename.pst~", "$filename.pst";
1026	}	1215	}
1027	} else {	1216	} else {
1028	aio_unlink "$filename.pst";	1217	aio_unlink "$filename.pst";
1029	}	1218	}
1030		1219
1031	aio_rename "$filename~", $filename;	1220	aio_rename "$filename~", $filename;
		1221
		1222	$filename =~ s%/[^/]+$%%;
		1223	aio_pathsync $filename if $cf::USE_FSYNC;
1032	} else {	1224	} else {
1033	warn "FATAL: $filename~: $!\n";	1225	warn "unable to save objects: $filename~: $!\n";
1034	}	1226	}
1035	} else {	1227	} else {
1036	aio_unlink $filename;	1228	aio_unlink $filename;
1037	aio_unlink "$filename.pst";	1229	aio_unlink "$filename.pst";
1038	}	1230	}
1039	}	1231	};
1040	}	1232	}
1041		1233
1042	sub object_freezer_as_string {	1234	sub object_freezer_as_string {
1043	my ($rdata, $objs) = @_;	1235	my ($rdata, $objs) = @_;
1044		1236
…		…
1056	or return;	1248	or return;
1057		1249
1058	unless (aio_stat "$filename.pst") {	1250	unless (aio_stat "$filename.pst") {
1059	(aio_load "$filename.pst", $av) >= 0	1251	(aio_load "$filename.pst", $av) >= 0
1060	or return;	1252	or return;
		1253
1061	$av = eval { (Storable::thaw $av)->{objs} };	1254	my $st = eval { Coro::Storable::thaw $av };
		1255	$av = $st->{objs};
1062	}	1256	}
1063		1257
		1258	utf8::decode (my $decname = $filename);
1064	warn sprintf "loading %s (%d)\n",	1259	warn sprintf "loading %s (%d,%d)\n",
1065	$filename, length $data, scalar @{$av || []};	1260	$decname, length $data, scalar @{$av || []};
		1261
1066	return ($data, $av);	1262	($data, $av)
1067	}	1263	}
1068		1264
1069	=head2 COMMAND CALLBACKS	1265	=head2 COMMAND CALLBACKS
1070		1266
1071	=over 4	1267	=over 4
…		…
1125	my ($name, $cb) = @_;	1321	my ($name, $cb) = @_;
1126		1322
1127	$EXTICMD{$name} = $cb;	1323	$EXTICMD{$name} = $cb;
1128	}	1324	}
1129		1325
		1326	use File::Glob ();
		1327
1130	cf::player->attach (	1328	cf::player->attach (
1131	on_command => sub {	1329	on_unknown_command => sub {
1132	my ($pl, $name, $params) = @_;	1330	my ($pl, $name, $params) = @_;
1133		1331
1134	my $cb = $COMMAND{$name}	1332	my $cb = $COMMAND{$name}
1135	or return;	1333	or return;
1136		1334
…		…
1166		1364
1167	cf::override;	1365	cf::override;
1168	},	1366	},
1169	);	1367	);
1170		1368
		1369	# "readahead" all extensions
		1370	sub cache_extensions {
		1371	my $grp = IO::AIO::aio_group;
		1372
		1373	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1374	for (grep /\.ext$/, @{$_[0]}) {
		1375	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1376	}
		1377	};
		1378
		1379	$grp
		1380	}
		1381
1171	sub load_extensions {	1382	sub load_extensions {
1172	cf::sync_job {	1383	cf::sync_job {
1173	my %todo;	1384	my %todo;
1174		1385
1175	for my $path (<$LIBDIR/*.ext>) {	1386	for my $path (<$LIBDIR/*.ext>) {
…		…
1194		1405
1195	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1406	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1196	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1407	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1197		1408
1198	$ext{source} =	1409	$ext{source} =
1199	"package $pkg; use strict; use utf8;\n"	1410	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1200	. "#line 1 \"$path\"\n{\n"	1411	. "#line 1 \"$path\"\n{\n"
1201	. $source	1412	. $source
1202	. "\n};\n1";	1413	. "\n};\n1";
1203		1414
1204	$todo{$base} = \%ext;	1415	$todo{$base} = \%ext;
1205	}	1416	}
1206		1417
		1418	my $pass = 0;
1207	my %done;	1419	my %done;
1208	while (%todo) {	1420	while (%todo) {
1209	my $progress;	1421	my $progress;
1210		1422
		1423	++$pass;
		1424
		1425	ext:
1211	while (my ($k, $v) = each %todo) {	1426	while (my ($k, $v) = each %todo) {
1212	for (split /,\s*/, $v->{meta}{depends}) {	1427	for (split /,\s*/, $v->{meta}{depends}) {
1213	goto skip	1428	next ext
1214	unless exists $done{$_};	1429	unless exists $done{$_};
1215	}	1430	}
1216		1431
1217	warn "... loading '$k' into '$v->{pkg}'\n";	1432	warn "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1218		1433
1219	unless (eval $v->{source}) {	1434	my $active = eval $v->{source};
		1435
		1436	if (length $@) {
1220	my $msg = $@ ? "$v->{path}: $@\n"	1437	warn "$v->{path}: $@\n";
1221	: "$v->{base}: extension inactive.\n";
1222		1438
		1439	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1223	if (exists $v->{meta}{mandatory}) {	1440	if exists $v->{meta}{mandatory};
1224	warn $msg;	1441	} else {
1225	warn "mandatory extension failed to load, exiting.\n";	1442	$done{$k} = delete $todo{$k};
1226	exit 1;	1443	push @EXTS, $v->{pkg};
1227	}	1444	$progress = 1;
1228		1445
1229	warn $msg;	1446	warn "$v->{base}: extension inactive.\n"
		1447	unless $active;
1230	}	1448	}
1231
1232	$done{$k} = delete $todo{$k};
1233	push @EXTS, $v->{pkg};
1234	$progress = 1;
1235	}	1449	}
1236		1450
1237	skip:	1451	unless ($progress) {
1238	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1452	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1239	unless $progress;	1453
		1454	while (my ($k, $v) = each %todo) {
		1455	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1456	if exists $v->{meta}{mandatory};
		1457	}
		1458	}
1240	}	1459	}
1241	};	1460	};
1242	}	1461	}
1243		1462
1244	#############################################################################	1463	#############################################################################
1245		1464
1246	=back	1465	=back
1247		1466
1248	=head2 CORE EXTENSIONS	1467	=head2 CORE EXTENSIONS
1249		1468
1250	Functions and methods that extend core crossfire objects.	1469	Functions and methods that extend core deliantra objects.
1251		1470
1252	=cut	1471	=cut
1253		1472
1254	package cf::player;	1473	package cf::player;
1255		1474
1256	use Coro::AIO;	1475	use Coro::AIO;
1257		1476
1258	=head3 cf::player	1477	=head3 cf::player
1259		1478
1260	=over 4	1479	=over 4
		1480
		1481	=item cf::player::num_playing
		1482
		1483	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1484
		1485	=cut
		1486
		1487	sub num_playing {
		1488	scalar grep
		1489	$_->ob->map
		1490	&& !$_->hidden
		1491	&& !$_->ob->flag (cf::FLAG_WIZ),
		1492	cf::player::list
		1493	}
1261		1494
1262	=item cf::player::find $login	1495	=item cf::player::find $login
1263		1496
1264	Returns the given player object, loading it if necessary (might block).	1497	Returns the given player object, loading it if necessary (might block).
1265		1498
…		…
1284		1517
1285	sub exists($) {	1518	sub exists($) {
1286	my ($login) = @_;	1519	my ($login) = @_;
1287		1520
1288	$cf::PLAYER{$login}	1521	$cf::PLAYER{$login}
1289	or cf::sync_job { !aio_stat path $login }	1522	or !aio_stat path $login
1290	}	1523	}
1291		1524
1292	sub find($) {	1525	sub find($) {
1293	return $cf::PLAYER{$_[0]} || do {	1526	return $cf::PLAYER{$_[0]} || do {
1294	my $login = $_[0];	1527	my $login = $_[0];
…		…
1301	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1534	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1302	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1535	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1303	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1536	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1304	aio_unlink +(playerdir $login) . "/$login.pl";	1537	aio_unlink +(playerdir $login) . "/$login.pl";
1305		1538
1306	my $pl = load_pl path $login	1539	my $f = new_from_file cf::object::thawer path $login
1307	or return;	1540	or return;
		1541
		1542	my $pl = cf::player::load_pl $f
		1543	or return;
		1544
		1545	local $cf::PLAYER_LOADING{$login} = $pl;
		1546	$f->resolve_delayed_derefs;
1308	$cf::PLAYER{$login} = $pl	1547	$cf::PLAYER{$login} = $pl
1309	}	1548	}
1310	}	1549	}
1311	}	1550	}
		1551
		1552	cf::player->attach (
		1553	on_load => sub {
		1554	my ($pl, $path) = @_;
		1555
		1556	# restore slots saved in save, below
		1557	my $slots = delete $pl->{_slots};
		1558
		1559	$pl->ob->current_weapon ($slots->[0]);
		1560	$pl->combat_ob ($slots->[1]);
		1561	$pl->ranged_ob ($slots->[2]);
		1562	},
		1563	);
1312		1564
1313	sub save($) {	1565	sub save($) {
1314	my ($pl) = @_;	1566	my ($pl) = @_;
1315		1567
1316	return if $pl->{deny_save};	1568	return if $pl->{deny_save};
…		…
1321	return if $pl->{deny_save};	1573	return if $pl->{deny_save};
1322		1574
1323	aio_mkdir playerdir $pl, 0770;	1575	aio_mkdir playerdir $pl, 0770;
1324	$pl->{last_save} = $cf::RUNTIME;	1576	$pl->{last_save} = $cf::RUNTIME;
1325		1577
		1578	cf::get_slot 0.01;
		1579
		1580	# save slots, to be restored later
		1581	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
		1582
1326	$pl->save_pl ($path);	1583	$pl->save_pl ($path);
1327	Coro::cede;	1584	cf::cede_to_tick;
1328	}	1585	}
1329		1586
1330	sub new($) {	1587	sub new($) {
1331	my ($login) = @_;	1588	my ($login) = @_;
1332		1589
…		…
1361	my ($pl) = @_;	1618	my ($pl) = @_;
1362		1619
1363	my $name = $pl->ob->name;	1620	my $name = $pl->ob->name;
1364		1621
1365	$pl->{deny_save} = 1;	1622	$pl->{deny_save} = 1;
1366	$pl->password ("*"); # this should lock out the player until we nuked the dir	1623	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1367		1624
1368	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1625	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1369	$pl->deactivate;	1626	$pl->deactivate;
		1627	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1628	$pl->ob->check_score;
1370	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1629	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1371	$pl->ns->destroy if $pl->ns;	1630	$pl->ns->destroy if $pl->ns;
1372		1631
1373	my $path = playerdir $pl;	1632	my $path = playerdir $pl;
1374	my $temp = "$path~$cf::RUNTIME~deleting~";	1633	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1410	or return [];	1669	or return [];
1411		1670
1412	my @logins;	1671	my @logins;
1413		1672
1414	for my $login (@$dirs) {	1673	for my $login (@$dirs) {
		1674	my $path = path $login;
		1675
		1676	# a .pst is a dead give-away for a valid player
		1677	# if no pst file found, open and chekc for blocked users
		1678	if (aio_stat "$path.pst") {
1415	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1679	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1416	aio_read $fh, 0, 512, my $buf, 0 or next;	1680	aio_read $fh, 0, 512, my $buf, 0 or next;
1417	$buf !~ /^password -------------$/m or next; # official not-valid tag	1681	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1682	}
1418		1683
1419	utf8::decode $login;	1684	utf8::decode $login;
1420	push @logins, $login;	1685	push @logins, $login;
1421	}	1686	}
1422		1687
…		…
1449	}	1714	}
1450		1715
1451	\@paths	1716	\@paths
1452	}	1717	}
1453		1718
1454	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1719	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1455		1720
1456	Expand crossfire pod fragments into protocol xml.	1721	Expand deliantra pod fragments into protocol xml.
1457
1458	=cut
1459
1460	sub expand_cfpod {
1461	((my $self), (local $_)) = @_;
1462
1463	# escape & and <
1464	s/&/&amp;/g;
1465	s/(?<![BIUGH])</&lt;/g;
1466
1467	# this is buggy, it needs to properly take care of nested <'s
1468
1469	1 while
1470	# replace B<>, I<>, U<> etc.
1471	s/B<([^\>]*)>/<b>$1<\/b>/
1472	|| s/I<([^\>]*)>/<i>$1<\/i>/
1473	|| s/U<([^\>]*)>/<u>$1<\/u>/
1474	# replace G<male|female> tags
1475	|| s{G<([^>|]*)\|([^>]*)>}{
1476	$self->gender ? $2 : $1
1477	}ge
1478	# replace H<hint text>
1479	|| s{H<([^\>]*)>}
1480	{
1481	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1482	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1483	"")
1484	[$self->{hintmode}]
1485	}ge;
1486
1487	# create single paragraphs (very hackish)
1488	s/(?<=\S)\n(?=\w)/ /g;
1489
1490	# compress some whitespace
1491	s/\s+\n/\n/g; # ws line-ends
1492	s/\n\n+/\n/g; # double lines
1493	s/^\n+//; # beginning lines
1494	s/\n+$//; # ending lines
1495
1496	$_
1497	}
1498
1499	sub hintmode {
1500	$_[0]{hintmode} = $_[1] if @_ > 1;
1501	$_[0]{hintmode}
1502	}
1503		1722
1504	=item $player->ext_reply ($msgid, @msg)	1723	=item $player->ext_reply ($msgid, @msg)
1505		1724
1506	Sends an ext reply to the player.	1725	Sends an ext reply to the player.
1507		1726
…		…
1574	our $MAX_RESET = 3600;	1793	our $MAX_RESET = 3600;
1575	our $DEFAULT_RESET = 3000;	1794	our $DEFAULT_RESET = 3000;
1576		1795
1577	sub generate_random_map {	1796	sub generate_random_map {
1578	my ($self, $rmp) = @_;	1797	my ($self, $rmp) = @_;
		1798
		1799	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1800
1579	# mit "rum" bekleckern, nicht	1801	# mit "rum" bekleckern, nicht
1580	$self->_create_random_map (	1802	$self->_create_random_map (
1581	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1803	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1582	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1804	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1583	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1805	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1584	$rmp->{exit_on_final_map},	1806	$rmp->{exit_on_final_map},
1585	$rmp->{xsize}, $rmp->{ysize},	1807	$rmp->{xsize}, $rmp->{ysize},
1586	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1808	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1587	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1809	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1705		1927
1706	# the temporary/swap location	1928	# the temporary/swap location
1707	sub save_path {	1929	sub save_path {
1708	my ($self) = @_;	1930	my ($self) = @_;
1709		1931
1710	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1932	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1711	"$TMPDIR/$path.map"	1933	"$TMPDIR/$path.map"
1712	}	1934	}
1713		1935
1714	# the unique path, undef == no special unique path	1936	# the unique path, undef == no special unique path
1715	sub uniq_path {	1937	sub uniq_path {
1716	my ($self) = @_;	1938	my ($self) = @_;
1717		1939
1718	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1940	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1719	"$UNIQUEDIR/$path"	1941	"$UNIQUEDIR/$path"
1720	}
1721
1722	# and all this just because we cannot iterate over
1723	# all maps in C++...
1724	sub change_all_map_light {
1725	my ($change) = @_;
1726
1727	$_->change_map_light ($change)
1728	for grep $_->outdoor, values %cf::MAP;
1729	}	1942	}
1730		1943
1731	sub decay_objects {	1944	sub decay_objects {
1732	my ($self) = @_;	1945	my ($self) = @_;
1733		1946
…		…
1746		1959
1747	sub load_header_from($) {	1960	sub load_header_from($) {
1748	my ($self, $path) = @_;	1961	my ($self, $path) = @_;
1749		1962
1750	utf8::encode $path;	1963	utf8::encode $path;
1751	#aio_open $path, O_RDONLY, 0	1964	my $f = new_from_file cf::object::thawer $path
1752	# or return;
1753
1754	$self->_load_header ($path)
1755	or return;	1965	or return;
		1966
		1967	$self->_load_header ($f)
		1968	or return;
		1969
		1970	local $MAP_LOADING{$self->{path}} = $self;
		1971	$f->resolve_delayed_derefs;
1756		1972
1757	$self->{load_path} = $path;	1973	$self->{load_path} = $path;
1758		1974
1759	1	1975	1
1760	}	1976	}
…		…
1814	sub find {	2030	sub find {
1815	my ($path, $origin) = @_;	2031	my ($path, $origin) = @_;
1816		2032
1817	$path = normalise $path, $origin && $origin->path;	2033	$path = normalise $path, $origin && $origin->path;
1818		2034
		2035	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1819	cf::lock_wait "map_find:$path";	2036	my $guard2 = cf::lock_acquire "map_find:$path";
1820		2037
1821	$cf::MAP{$path} || do {	2038	$cf::MAP{$path} || do {
1822	my $guard = cf::lock_acquire "map_find:$path";
1823	my $map = new_from_path cf::map $path	2039	my $map = new_from_path cf::map $path
1824	or return;	2040	or return;
1825		2041
1826	$map->{last_save} = $cf::RUNTIME;	2042	$map->{last_save} = $cf::RUNTIME;
1827		2043
…		…
1829	or return;	2045	or return;
1830		2046
1831	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2047	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1832	# doing this can freeze the server in a sync job, obviously	2048	# doing this can freeze the server in a sync job, obviously
1833	#$cf::WAIT_FOR_TICK->wait;	2049	#$cf::WAIT_FOR_TICK->wait;
		2050	undef $guard2;
		2051	undef $guard1;
1834	$map->reset;	2052	$map->reset;
1835	undef $guard;
1836	return find $path;	2053	return find $path;
1837	}	2054	}
1838		2055
1839	$cf::MAP{$path} = $map	2056	$cf::MAP{$path} = $map
1840	}	2057	}
1841	}	2058	}
1842		2059
1843	sub pre_load { }	2060	sub pre_load { }
1844	sub post_load { }	2061	#sub post_load { } # XS
1845		2062
1846	sub load {	2063	sub load {
1847	my ($self) = @_;	2064	my ($self) = @_;
1848		2065
1849	local $self->{deny_reset} = 1; # loading can take a long time	2066	local $self->{deny_reset} = 1; # loading can take a long time
1850		2067
1851	my $path = $self->{path};	2068	my $path = $self->{path};
1852		2069
1853	{	2070	{
1854	my $guard = cf::lock_acquire "map_load:$path";	2071	my $guard = cf::lock_acquire "map_data:$path";
1855		2072
		2073	return unless $self->valid;
1856	return if $self->in_memory != cf::MAP_SWAPPED;	2074	return unless $self->in_memory == cf::MAP_SWAPPED;
1857		2075
1858	$self->in_memory (cf::MAP_LOADING);	2076	$self->in_memory (cf::MAP_LOADING);
1859		2077
1860	$self->alloc;	2078	$self->alloc;
1861		2079
1862	$self->pre_load;	2080	$self->pre_load;
1863	Coro::cede;	2081	cf::cede_to_tick;
1864		2082
		2083	my $f = new_from_file cf::object::thawer $self->{load_path};
		2084	$f->skip_block;
1865	$self->_load_objects ($self->{load_path}, 1)	2085	$self->_load_objects ($f)
1866	or return;	2086	or return;
1867		2087
1868	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2088	$self->post_load_original
1869	if delete $self->{load_original};	2089	if delete $self->{load_original};
1870		2090
1871	if (my $uniq = $self->uniq_path) {	2091	if (my $uniq = $self->uniq_path) {
1872	utf8::encode $uniq;	2092	utf8::encode $uniq;
1873	if (aio_open $uniq, O_RDONLY, 0) {	2093	unless (aio_stat $uniq) {
		2094	if (my $f = new_from_file cf::object::thawer $uniq) {
1874	$self->clear_unique_items;	2095	$self->clear_unique_items;
1875	$self->_load_objects ($uniq, 0);	2096	$self->_load_objects ($f);
		2097	$f->resolve_delayed_derefs;
		2098	}
1876	}	2099	}
1877	}	2100	}
1878		2101
1879	Coro::cede;	2102	$f->resolve_delayed_derefs;
		2103
		2104	cf::cede_to_tick;
1880	# now do the right thing for maps	2105	# now do the right thing for maps
1881	$self->link_multipart_objects;	2106	$self->link_multipart_objects;
1882	$self->difficulty ($self->estimate_difficulty)	2107	$self->difficulty ($self->estimate_difficulty)
1883	unless $self->difficulty;	2108	unless $self->difficulty;
1884	Coro::cede;	2109	cf::cede_to_tick;
1885		2110
1886	unless ($self->{deny_activate}) {	2111	unless ($self->{deny_activate}) {
1887	$self->decay_objects;	2112	$self->decay_objects;
1888	$self->fix_auto_apply;	2113	$self->fix_auto_apply;
1889	$self->update_buttons;	2114	$self->update_buttons;
1890	Coro::cede;	2115	cf::cede_to_tick;
1891	$self->set_darkness_map;
1892	Coro::cede;
1893	$self->activate;	2116	$self->activate;
1894	}	2117	}
1895		2118
1896	$self->{last_save} = $cf::RUNTIME;	2119	$self->{last_save} = $cf::RUNTIME;
1897	$self->last_access ($cf::RUNTIME);	2120	$self->last_access ($cf::RUNTIME);
1898		2121
1899	$self->in_memory (cf::MAP_IN_MEMORY);	2122	$self->in_memory (cf::MAP_ACTIVE);
1900	}	2123	}
1901		2124
1902	$self->post_load;	2125	$self->post_load;
1903	}	2126	}
1904		2127
		2128	# customize the map for a given player, i.e.
		2129	# return the _real_ map. used by e.g. per-player
		2130	# maps to change the path to ~playername/mappath
1905	sub customise_for {	2131	sub customise_for {
1906	my ($self, $ob) = @_;	2132	my ($self, $ob) = @_;
1907		2133
1908	return find "~" . $ob->name . "/" . $self->{path}	2134	return find "~" . $ob->name . "/" . $self->{path}
1909	if $self->per_player;	2135	if $self->per_player;
…		…
1962	my ($path, $origin, $load) = @_;	2188	my ($path, $origin, $load) = @_;
1963		2189
1964	$path = normalise $path, $origin && $origin->{path};	2190	$path = normalise $path, $origin && $origin->{path};
1965		2191
1966	if (my $map = $cf::MAP{$path}) {	2192	if (my $map = $cf::MAP{$path}) {
1967	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2193	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1968	}	2194	}
1969		2195
1970	$MAP_PREFETCH{$path} |= $load;	2196	$MAP_PREFETCH{$path} |= $load;
1971		2197
1972	$MAP_PREFETCHER ||= cf::async {	2198	$MAP_PREFETCHER ||= cf::async {
		2199	$Coro::current->{desc} = "map prefetcher";
		2200
1973	while (%MAP_PREFETCH) {	2201	while (%MAP_PREFETCH) {
1974	while (my ($k, $v) = each %MAP_PREFETCH) {	2202	while (my ($k, $v) = each %MAP_PREFETCH) {
1975	if (my $map = find $k) {	2203	if (my $map = find $k) {
1976	$map->load if $v;	2204	$map->load if $v;
1977	}	2205	}
…		…
1987	}	2215	}
1988		2216
1989	sub save {	2217	sub save {
1990	my ($self) = @_;	2218	my ($self) = @_;
1991		2219
1992	my $lock = cf::lock_acquire "map_data:" . $self->path;	2220	my $lock = cf::lock_acquire "map_data:$self->{path}";
1993		2221
1994	$self->{last_save} = $cf::RUNTIME;	2222	$self->{last_save} = $cf::RUNTIME;
1995		2223
1996	return unless $self->dirty;	2224	return unless $self->dirty;
1997		2225
…		…
2003	return if $self->{deny_save};	2231	return if $self->{deny_save};
2004		2232
2005	local $self->{last_access} = $self->last_access;#d#	2233	local $self->{last_access} = $self->last_access;#d#
2006		2234
2007	cf::async {	2235	cf::async {
		2236	$Coro::current->{desc} = "map player save";
2008	$_->contr->save for $self->players;	2237	$_->contr->save for $self->players;
2009	};	2238	};
		2239
		2240	cf::get_slot 0.02;
2010		2241
2011	if ($uniq) {	2242	if ($uniq) {
2012	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2243	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2013	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2244	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2014	} else {	2245	} else {
…		…
2020	my ($self) = @_;	2251	my ($self) = @_;
2021		2252
2022	# save first because save cedes	2253	# save first because save cedes
2023	$self->save;	2254	$self->save;
2024		2255
2025	my $lock = cf::lock_acquire "map_data:" . $self->path;	2256	my $lock = cf::lock_acquire "map_data:$self->{path}";
2026		2257
2027	return if $self->players;	2258	return if $self->players;
2028	return if $self->in_memory != cf::MAP_IN_MEMORY;	2259	return if $self->in_memory != cf::MAP_ACTIVE;
2029	return if $self->{deny_save};	2260	return if $self->{deny_save};
2030		2261
		2262	$self->in_memory (cf::MAP_SWAPPED);
		2263
		2264	$self->deactivate;
		2265	$_->clear_links_to ($self) for values %cf::MAP;
2031	$self->clear;	2266	$self->clear;
2032	$self->in_memory (cf::MAP_SWAPPED);
2033	}	2267	}
2034		2268
2035	sub reset_at {	2269	sub reset_at {
2036	my ($self) = @_;	2270	my ($self) = @_;
2037		2271
…		…
2055		2289
2056	my $lock = cf::lock_acquire "map_data:$self->{path}";	2290	my $lock = cf::lock_acquire "map_data:$self->{path}";
2057		2291
2058	return if $self->players;	2292	return if $self->players;
2059		2293
2060	warn "resetting map ", $self->path;	2294	warn "resetting map ", $self->path, "\n";
2061		2295
2062	$self->in_memory (cf::MAP_SWAPPED);	2296	$self->in_memory (cf::MAP_SWAPPED);
2063		2297
2064	# need to save uniques path	2298	# need to save uniques path
2065	unless ($self->{deny_save}) {	2299	unless ($self->{deny_save}) {
…		…
2069	if $uniq;	2303	if $uniq;
2070	}	2304	}
2071		2305
2072	delete $cf::MAP{$self->path};	2306	delete $cf::MAP{$self->path};
2073		2307
		2308	$self->deactivate;
		2309	$_->clear_links_to ($self) for values %cf::MAP;
2074	$self->clear;	2310	$self->clear;
2075
2076	$_->clear_links_to ($self) for values %cf::MAP;
2077		2311
2078	$self->unlink_save;	2312	$self->unlink_save;
2079	$self->destroy;	2313	$self->destroy;
2080	}	2314	}
2081		2315
2082	my $nuke_counter = "aaaa";	2316	my $nuke_counter = "aaaa";
2083		2317
2084	sub nuke {	2318	sub nuke {
2085	my ($self) = @_;	2319	my ($self) = @_;
2086		2320
		2321	{
		2322	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2323
2087	delete $cf::MAP{$self->path};	2324	delete $cf::MAP{$self->path};
2088		2325
2089	$self->unlink_save;	2326	$self->unlink_save;
2090		2327
2091	bless $self, "cf::map";	2328	bless $self, "cf::map";
2092	delete $self->{deny_reset};	2329	delete $self->{deny_reset};
2093	$self->{deny_save} = 1;	2330	$self->{deny_save} = 1;
2094	$self->reset_timeout (1);	2331	$self->reset_timeout (1);
2095	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2332	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2096		2333
2097	$cf::MAP{$self->path} = $self;	2334	$cf::MAP{$self->path} = $self;
		2335	}
2098		2336
2099	$self->reset; # polite request, might not happen	2337	$self->reset; # polite request, might not happen
2100	}	2338	}
2101		2339
2102	=item $maps = cf::map::tmp_maps	2340	=item $maps = cf::map::tmp_maps
…		…
2144		2382
2145	sub unique_maps() {	2383	sub unique_maps() {
2146	[	2384	[
2147	map {	2385	map {
2148	utf8::decode $_;	2386	utf8::decode $_;
2149	/\.map$/	2387	s/\.map$//; # TODO future compatibility hack
		2388	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2389	? ()
2150	? normalise $_	2390	: normalise $_
2151	: ()
2152	} @{ aio_readdir $UNIQUEDIR or [] }	2391	} @{ aio_readdir $UNIQUEDIR or [] }
2153	]	2392	]
2154	}	2393	}
2155		2394
2156	package cf;	2395	=item cf::map::static_maps
		2396
		2397	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2398	file in the shared directory excluding F</styles> and F</editor>). May
		2399	block.
		2400
		2401	=cut
		2402
		2403	sub static_maps() {
		2404	my @dirs = "";
		2405	my @maps;
		2406
		2407	while (@dirs) {
		2408	my $dir = shift @dirs;
		2409
		2410	next if $dir eq "/styles" || $dir eq "/editor";
		2411
		2412	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2413	or return;
		2414
		2415	for (@$files) {
		2416	s/\.map$// or next;
		2417	utf8::decode $_;
		2418	push @maps, "$dir/$_";
		2419	}
		2420
		2421	push @dirs, map "$dir/$_", @$dirs;
		2422	}
		2423
		2424	\@maps
		2425	}
2157		2426
2158	=back	2427	=back
2159		2428
2160	=head3 cf::object	2429	=head3 cf::object
2161		2430
…		…
2165		2434
2166	=over 4	2435	=over 4
2167		2436
2168	=item $ob->inv_recursive	2437	=item $ob->inv_recursive
2169		2438
2170	Returns the inventory of the object _and_ their inventories, recursively.	2439	Returns the inventory of the object I<and> their inventories, recursively,
		2440	but I<not> the object itself.
2171		2441
2172	=cut	2442	=cut
2173		2443
2174	sub inv_recursive_;	2444	sub inv_recursive_;
2175	sub inv_recursive_ {	2445	sub inv_recursive_ {
…		…
2178		2448
2179	sub inv_recursive {	2449	sub inv_recursive {
2180	inv_recursive_ inv $_[0]	2450	inv_recursive_ inv $_[0]
2181	}	2451	}
2182		2452
		2453	=item $ref = $ob->ref
		2454
		2455	Creates and returns a persistent reference to an object that can be stored as a string.
		2456
		2457	=item $ob = cf::object::deref ($refstring)
		2458
		2459	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2460	even if the object actually exists. May block.
		2461
		2462	=cut
		2463
		2464	sub deref {
		2465	my ($ref) = @_;
		2466
		2467	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2468	my ($uuid, $name) = ($1, $2);
		2469	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2470	or return;
		2471	$pl->ob->uuid eq $uuid
		2472	or return;
		2473
		2474	$pl->ob
		2475	} else {
		2476	warn "$ref: cannot resolve object reference\n";
		2477	undef
		2478	}
		2479	}
		2480
2183	package cf;	2481	package cf;
2184		2482
2185	=back	2483	=back
2186		2484
2187	=head3 cf::object::player	2485	=head3 cf::object::player
…		…
2193	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2491	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2194	can be C<undef>. Does the right thing when the player is currently in a	2492	can be C<undef>. Does the right thing when the player is currently in a
2195	dialogue with the given NPC character.	2493	dialogue with the given NPC character.
2196		2494
2197	=cut	2495	=cut
		2496
		2497	our $SAY_CHANNEL = {
		2498	id => "say",
		2499	title => "Map",
		2500	reply => "say ",
		2501	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2502	};
		2503
		2504	our $CHAT_CHANNEL = {
		2505	id => "chat",
		2506	title => "Chat",
		2507	reply => "chat ",
		2508	tooltip => "Player chat and shouts, global to the server.",
		2509	};
2198		2510
2199	# rough implementation of a future "reply" method that works	2511	# rough implementation of a future "reply" method that works
2200	# with dialog boxes.	2512	# with dialog boxes.
2201	#TODO: the first argument must go, split into a $npc->reply_to ( method	2513	#TODO: the first argument must go, split into a $npc->reply_to ( method
2202	sub cf::object::player::reply($$$;$) {	2514	sub cf::object::player::reply($$$;$) {
…		…
2214	my $dialog = $pl->{npc_dialog};	2526	my $dialog = $pl->{npc_dialog};
2215	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2527	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2216		2528
2217	} else {	2529	} else {
2218	$msg = $npc->name . " says: $msg" if $npc;	2530	$msg = $npc->name . " says: $msg" if $npc;
2219	$self->message ($msg, $flags);	2531	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2220	}	2532	}
2221	}	2533	}
2222	}	2534	}
2223		2535
2224	=item $object->send_msg ($channel, $msg, $color, [extra...])	2536	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2249		2561
2250	=item $player_object->enter_link	2562	=item $player_object->enter_link
2251		2563
2252	Freezes the player and moves him/her to a special map (C<{link}>).	2564	Freezes the player and moves him/her to a special map (C<{link}>).
2253		2565
2254	The player should be reasonably safe there for short amounts of time. You	2566	The player should be reasonably safe there for short amounts of time (e.g.
2255	I<MUST> call C<leave_link> as soon as possible, though.	2567	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2568	though, as the palyer cannot control the character while it is on the link
		2569	map.
2256		2570
2257	Will never block.	2571	Will never block.
2258		2572
2259	=item $player_object->leave_link ($map, $x, $y)	2573	=item $player_object->leave_link ($map, $x, $y)
2260		2574
…		…
2312	($x, $y) = (-1, -1)	2626	($x, $y) = (-1, -1)
2313	unless (defined $x) && (defined $y);	2627	unless (defined $x) && (defined $y);
2314		2628
2315	# use -1 or undef as default coordinates, not 0, 0	2629	# use -1 or undef as default coordinates, not 0, 0
2316	($x, $y) = ($map->enter_x, $map->enter_y)	2630	($x, $y) = ($map->enter_x, $map->enter_y)
2317	if $x <=0 && $y <= 0;	2631	if $x <= 0 && $y <= 0;
2318		2632
2319	$map->load;	2633	$map->load;
2320	$map->load_neighbours;	2634	$map->load_neighbours;
2321		2635
2322	return unless $self->contr->active;	2636	return unless $self->contr->active;
2323	$self->activate_recursive;
2324		2637
2325	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2638	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2326	$self->enter_map ($map, $x, $y);	2639	$self->enter_map ($map, $x, $y);
		2640
		2641	# only activate afterwards, to support waiting in hooks
		2642	$self->activate_recursive;
2327	}	2643	}
2328		2644
2329	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2645	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2330		2646
2331	Moves the player to the given map-path and coordinates by first freezing	2647	Moves the player to the given map-path and coordinates by first freezing
2332	her, loading and preparing them map, calling the provided $check callback	2648	her, loading and preparing them map, calling the provided $check callback
2333	that has to return the map if sucecssful, and then unfreezes the player on	2649	that has to return the map if sucecssful, and then unfreezes the player on
2334	the new (success) or old (failed) map position. In either case, $done will	2650	the new (success) or old (failed) map position. In either case, $done will
2335	be called at the end of this process.	2651	be called at the end of this process.
2336		2652
		2653	Note that $check will be called with a potentially non-loaded map, so if
		2654	it needs a loaded map it has to call C<< ->load >>.
		2655
2337	=cut	2656	=cut
2338		2657
2339	our $GOTOGEN;	2658	our $GOTOGEN;
2340		2659
2341	sub cf::object::player::goto {	2660	sub cf::object::player::goto {
…		…
2345	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2664	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2346		2665
2347	$self->enter_link;	2666	$self->enter_link;
2348		2667
2349	(async {	2668	(async {
		2669	$Coro::current->{desc} = "player::goto $path $x $y";
		2670
		2671	# *tag paths override both path and x|y
		2672	if ($path =~ /^\*(.*)$/) {
		2673	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2674	my $ob = $obs[rand @obs];
		2675
		2676	# see if we actually can go there
		2677	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2678	$ob = $obs[rand @obs];
		2679	} else {
		2680	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2681	}
		2682	# else put us there anyways for now #d#
		2683
		2684	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2685	} else {
		2686	($path, $x, $y) = (undef, undef, undef);
		2687	}
		2688	}
		2689
2350	my $map = eval {	2690	my $map = eval {
2351	my $map = cf::map::find $path;	2691	my $map = defined $path ? cf::map::find $path : undef;
2352		2692
2353	if ($map) {	2693	if ($map) {
2354	$map = $map->customise_for ($self);	2694	$map = $map->customise_for ($self);
2355	$map = $check->($map) if $check && $map;	2695	$map = $check->($map) if $check && $map;
2356	} else {	2696	} else {
2357	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2697	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2358	}	2698	}
2359		2699
2360	$map	2700	$map
2361	};	2701	};
2362		2702
…		…
2398	}	2738	}
2399		2739
2400	sub prepare_random_map {	2740	sub prepare_random_map {
2401	my ($exit) = @_;	2741	my ($exit) = @_;
2402		2742
2403	my $guard = cf::lock_acquire "exit_prepare:$exit";
2404
2405	# all this does is basically replace the /! path by	2743	# all this does is basically replace the /! path by
2406	# a new random map path (?random/...) with a seed	2744	# a new random map path (?random/...) with a seed
2407	# that depends on the exit object	2745	# that depends on the exit object
2408		2746
2409	my $rmp = parse_random_map_params $exit->msg;	2747	my $rmp = parse_random_map_params $exit->msg;
…		…
2411	if ($exit->map) {	2749	if ($exit->map) {
2412	$rmp->{region} = $exit->region->name;	2750	$rmp->{region} = $exit->region->name;
2413	$rmp->{origin_map} = $exit->map->path;	2751	$rmp->{origin_map} = $exit->map->path;
2414	$rmp->{origin_x} = $exit->x;	2752	$rmp->{origin_x} = $exit->x;
2415	$rmp->{origin_y} = $exit->y;	2753	$rmp->{origin_y} = $exit->y;
		2754
		2755	$exit->map->touch;
2416	}	2756	}
2417		2757
2418	$rmp->{random_seed} ||= $exit->random_seed;	2758	$rmp->{random_seed} ||= $exit->random_seed;
2419		2759
2420	my $data = cf::to_json $rmp;	2760	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2421	my $md5 = Digest::MD5::md5_hex $data;	2761	my $md5 = Digest::MD5::md5_hex $data;
2422	my $meta = "$RANDOMDIR/$md5.meta";	2762	my $meta = "$RANDOMDIR/$md5.meta";
2423		2763
2424	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2764	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2425	aio_write $fh, 0, (length $data), $data, 0;	2765	aio_write $fh, 0, (length $data), $data, 0;
2426	undef $fh;	2766	undef $fh;
2427	aio_rename "$meta~", $meta;	2767	aio_rename "$meta~", $meta;
2428		2768
		2769	my $slaying = "?random/$md5";
		2770
		2771	if ($exit->valid) {
2429	$exit->slaying ("?random/$md5");	2772	$exit->slaying ("?random/$md5");
2430	$exit->msg (undef);	2773	$exit->msg (undef);
		2774	}
2431	}	2775	}
2432	}	2776	}
2433		2777
2434	sub cf::object::player::enter_exit {	2778	sub cf::object::player::enter_exit {
2435	my ($self, $exit) = @_;	2779	my ($self, $exit) = @_;
2436		2780
2437	return unless $self->type == cf::PLAYER;	2781	return unless $self->type == cf::PLAYER;
2438		2782
2439	if ($exit->slaying eq "/!") {
2440	#TODO: this should de-fi-ni-te-ly not be a sync-job
2441	# the problem is that $exit might not survive long enough
2442	# so it needs to be done right now, right here
2443	cf::sync_job { prepare_random_map $exit };
2444	}
2445
2446	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2447	my $hp = $exit->stats->hp;
2448	my $sp = $exit->stats->sp;
2449
2450	$self->enter_link;	2783	$self->enter_link;
2451		2784
2452	# if exit is damned, update players death & WoR home-position
2453	$self->contr->savebed ($slaying, $hp, $sp)
2454	if $exit->flag (FLAG_DAMNED);
2455
2456	(async {	2785	(async {
2457	$self->deactivate_recursive; # just to be sure	2786	$Coro::current->{desc} = "enter_exit";
		2787
2458	unless (eval {	2788	unless (eval {
		2789	$self->deactivate_recursive; # just to be sure
		2790
		2791	# random map handling
		2792	{
		2793	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2794
		2795	prepare_random_map $exit
		2796	if $exit->slaying eq "/!";
		2797	}
		2798
		2799	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2800	my $x = $exit->stats->hp;
		2801	my $y = $exit->stats->sp;
		2802
2459	$self->goto ($slaying, $hp, $sp);	2803	$self->goto ($map, $x, $y);
2460		2804
		2805	# if exit is damned, update players death & WoR home-position
		2806	$self->contr->savebed ($map, $x, $y)
		2807	if $exit->flag (cf::FLAG_DAMNED);
		2808
2461	1;	2809	1
2462	}) {	2810	}) {
2463	$self->message ("Something went wrong deep within the crossfire server. "	2811	$self->message ("Something went wrong deep within the deliantra server. "
2464	. "I'll try to bring you back to the map you were before. "	2812	. "I'll try to bring you back to the map you were before. "
2465	. "Please report this to the dungeon master!",	2813	. "Please report this to the dungeon master!",
2466	cf::NDI_UNIQUE | cf::NDI_RED);	2814	cf::NDI_UNIQUE | cf::NDI_RED);
2467		2815
2468	warn "ERROR in enter_exit: $@";	2816	warn "ERROR in enter_exit: $@";
…		…
2485	sub cf::client::send_drawinfo {	2833	sub cf::client::send_drawinfo {
2486	my ($self, $text, $flags) = @_;	2834	my ($self, $text, $flags) = @_;
2487		2835
2488	utf8::encode $text;	2836	utf8::encode $text;
2489	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2837	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2838	}
		2839
		2840	=item $client->send_big_packet ($pkt)
		2841
		2842	Like C<send_packet>, but tries to compress large packets, and fragments
		2843	them as required.
		2844
		2845	=cut
		2846
		2847	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2848
		2849	sub cf::client::send_big_packet {
		2850	my ($self, $pkt) = @_;
		2851
		2852	# try lzf for large packets
		2853	$pkt = "lzf " . Compress::LZF::compress $pkt
		2854	if 1024 <= length $pkt and $self->{can_lzf};
		2855
		2856	# split very large packets
		2857	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2858	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2859	$pkt = "frag";
		2860	}
		2861
		2862	$self->send_packet ($pkt);
2490	}	2863	}
2491		2864
2492	=item $client->send_msg ($channel, $msg, $color, [extra...])	2865	=item $client->send_msg ($channel, $msg, $color, [extra...])
2493		2866
2494	Send a drawinfo or msg packet to the client, formatting the msg for the	2867	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2496	the message, with C<log> being the default. If C<$color> is negative, suppress	2869	the message, with C<log> being the default. If C<$color> is negative, suppress
2497	the message unless the client supports the msg packet.	2870	the message unless the client supports the msg packet.
2498		2871
2499	=cut	2872	=cut
2500		2873
		2874	# non-persistent channels (usually the info channel)
		2875	our %CHANNEL = (
		2876	"c/motd" => {
		2877	id => "infobox",
		2878	title => "MOTD",
		2879	reply => undef,
		2880	tooltip => "The message of the day",
		2881	},
		2882	"c/identify" => {
		2883	id => "infobox",
		2884	title => "Identify",
		2885	reply => undef,
		2886	tooltip => "Items recently identified",
		2887	},
		2888	"c/examine" => {
		2889	id => "infobox",
		2890	title => "Examine",
		2891	reply => undef,
		2892	tooltip => "Signs and other items you examined",
		2893	},
		2894	"c/shopinfo" => {
		2895	id => "infobox",
		2896	title => "Shop Info",
		2897	reply => undef,
		2898	tooltip => "What your bargaining skill tells you about the shop",
		2899	},
		2900	"c/book" => {
		2901	id => "infobox",
		2902	title => "Book",
		2903	reply => undef,
		2904	tooltip => "The contents of a note or book",
		2905	},
		2906	"c/lookat" => {
		2907	id => "infobox",
		2908	title => "Look",
		2909	reply => undef,
		2910	tooltip => "What you saw there",
		2911	},
		2912	"c/who" => {
		2913	id => "infobox",
		2914	title => "Players",
		2915	reply => undef,
		2916	tooltip => "Shows players who are currently online",
		2917	},
		2918	"c/body" => {
		2919	id => "infobox",
		2920	title => "Body Parts",
		2921	reply => undef,
		2922	tooltip => "Shows which body parts you posess and are available",
		2923	},
		2924	"c/statistics" => {
		2925	id => "infobox",
		2926	title => "Statistics",
		2927	reply => undef,
		2928	tooltip => "Shows your primary statistics",
		2929	},
		2930	"c/skills" => {
		2931	id => "infobox",
		2932	title => "Skills",
		2933	reply => undef,
		2934	tooltip => "Shows your experience per skill and item power",
		2935	},
		2936	"c/shopitems" => {
		2937	id => "infobox",
		2938	title => "Shop Items",
		2939	reply => undef,
		2940	tooltip => "Shows the items currently for sale in this shop",
		2941	},
		2942	"c/resistances" => {
		2943	id => "infobox",
		2944	title => "Resistances",
		2945	reply => undef,
		2946	tooltip => "Shows your resistances",
		2947	},
		2948	"c/pets" => {
		2949	id => "infobox",
		2950	title => "Pets",
		2951	reply => undef,
		2952	tooltip => "Shows information abotu your pets/a specific pet",
		2953	},
		2954	"c/perceiveself" => {
		2955	id => "infobox",
		2956	title => "Perceive Self",
		2957	reply => undef,
		2958	tooltip => "You gained detailed knowledge about yourself",
		2959	},
		2960	"c/uptime" => {
		2961	id => "infobox",
		2962	title => "Uptime",
		2963	reply => undef,
		2964	tooltip => "How long the server has been running since last restart",
		2965	},
		2966	"c/mapinfo" => {
		2967	id => "infobox",
		2968	title => "Map Info",
		2969	reply => undef,
		2970	tooltip => "Information related to the maps",
		2971	},
		2972	"c/party" => {
		2973	id => "party",
		2974	title => "Party",
		2975	reply => "gsay ",
		2976	tooltip => "Messages and chat related to your party",
		2977	},
		2978	"c/death" => {
		2979	id => "death",
		2980	title => "Death",
		2981	reply => undef,
		2982	tooltip => "Reason for and more info about your most recent death",
		2983	},
		2984	"c/say" => $SAY_CHANNEL,
		2985	"c/chat" => $CHAT_CHANNEL,
		2986	);
		2987
2501	sub cf::client::send_msg {	2988	sub cf::client::send_msg {
2502	my ($self, $channel, $msg, $color, @extra) = @_;	2989	my ($self, $channel, $msg, $color, @extra) = @_;
2503		2990
2504	$msg = $self->pl->expand_cfpod ($msg);	2991	$msg = $self->pl->expand_cfpod ($msg)
		2992	unless $color & cf::NDI_VERBATIM;
2505		2993
2506	$color &= cf::NDI_CLIENT_MASK; # just in case...	2994	$color &= cf::NDI_CLIENT_MASK; # just in case...
2507		2995
		2996	# check predefined channels, for the benefit of C
		2997	if ($CHANNEL{$channel}) {
		2998	$channel = $CHANNEL{$channel};
		2999
		3000	$self->ext_msg (channel_info => $channel);
		3001	$channel = $channel->{id};
		3002
2508	if (ref $channel) {	3003	} elsif (ref $channel) {
2509	# send meta info to client, if not yet sent	3004	# send meta info to client, if not yet sent
2510	unless (exists $self->{channel}{$channel->{id}}) {	3005	unless (exists $self->{channel}{$channel->{id}}) {
2511	$self->{channel}{$channel->{id}} = $channel;	3006	$self->{channel}{$channel->{id}} = $channel;
2512	$self->ext_msg (channel_info => $channel);	3007	$self->ext_msg (channel_info => $channel);
2513	}	3008	}
…		…
2515	$channel = $channel->{id};	3010	$channel = $channel->{id};
2516	}	3011	}
2517		3012
2518	return unless @extra || length $msg;	3013	return unless @extra || length $msg;
2519		3014
2520	if ($self->can_msg) {
2521	# default colour, mask it out	3015	# default colour, mask it out
2522	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3016	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2523	if $color & cf::NDI_DEF;	3017	if $color & cf::NDI_DEF;
2524		3018
2525	$self->send_packet ("msg " . $self->{json_coder}->encode (	3019	my $pkt = "msg "
		3020	. $self->{json_coder}->encode (
2526	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3021	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2527	} else {	3022	);
2528	if ($color >= 0) {
2529	# replace some tags by gcfclient-compatible ones
2530	for ($msg) {
2531	1 while
2532	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2533	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2534	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2535	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2536	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2537	}
2538		3023
2539	$color &= cf::NDI_COLOR_MASK;	3024	$self->send_big_packet ($pkt);
2540
2541	utf8::encode $msg;
2542
2543	if (0 && $msg =~ /\[/) {
2544	# COMMAND/INFO
2545	$self->send_packet ("drawextinfo $color 10 8 $msg")
2546	} else {
2547	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2548	$self->send_packet ("drawinfo $color $msg")
2549	}
2550	}
2551	}
2552	}	3025	}
2553		3026
2554	=item $client->ext_msg ($type, @msg)	3027	=item $client->ext_msg ($type, @msg)
2555		3028
2556	Sends an ext event to the client.	3029	Sends an ext event to the client.
…		…
2558	=cut	3031	=cut
2559		3032
2560	sub cf::client::ext_msg($$@) {	3033	sub cf::client::ext_msg($$@) {
2561	my ($self, $type, @msg) = @_;	3034	my ($self, $type, @msg) = @_;
2562		3035
2563	my $extcmd = $self->extcmd;
2564
2565	if ($extcmd == 2) {	3036	if ($self->extcmd == 2) {
2566	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3037	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2567	} elsif ($extcmd == 1) { # TODO: remove	3038	} elsif ($self->extcmd == 1) { # TODO: remove
2568	push @msg, msgtype => "event_$type";	3039	push @msg, msgtype => "event_$type";
2569	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3040	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2570	}	3041	}
2571	}	3042	}
2572		3043
2573	=item $client->ext_reply ($msgid, @msg)	3044	=item $client->ext_reply ($msgid, @msg)
2574		3045
…		…
2578		3049
2579	sub cf::client::ext_reply($$@) {	3050	sub cf::client::ext_reply($$@) {
2580	my ($self, $id, @msg) = @_;	3051	my ($self, $id, @msg) = @_;
2581		3052
2582	if ($self->extcmd == 2) {	3053	if ($self->extcmd == 2) {
2583	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3054	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2584	} elsif ($self->ns->extcmd == 1) {	3055	} elsif ($self->extcmd == 1) {
2585	#TODO: version 1, remove	3056	#TODO: version 1, remove
2586	unshift @msg, msgtype => "reply", msgid => $id;	3057	unshift @msg, msgtype => "reply", msgid => $id;
2587	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3058	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2588	}	3059	}
2589	}	3060	}
2590		3061
2591	=item $success = $client->query ($flags, "text", \&cb)	3062	=item $success = $client->query ($flags, "text", \&cb)
2592		3063
…		…
2693		3164
2694	$coro	3165	$coro
2695	}	3166	}
2696		3167
2697	cf::client->attach (	3168	cf::client->attach (
2698	on_destroy => sub {	3169	on_client_destroy => sub {
2699	my ($ns) = @_;	3170	my ($ns) = @_;
2700		3171
2701	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3172	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2702	},	3173	},
2703	);	3174	);
…		…
2719	our $safe_hole = new Safe::Hole;	3190	our $safe_hole = new Safe::Hole;
2720		3191
2721	$SIG{FPE} = 'IGNORE';	3192	$SIG{FPE} = 'IGNORE';
2722		3193
2723	$safe->permit_only (Opcode::opset qw(	3194	$safe->permit_only (Opcode::opset qw(
2724	:base_core :base_mem :base_orig :base_math	3195	:base_core :base_mem :base_orig :base_math :base_loop
2725	grepstart grepwhile mapstart mapwhile	3196	grepstart grepwhile mapstart mapwhile
2726	sort time	3197	sort time
2727	));	3198	));
2728		3199
2729	# here we export the classes and methods available to script code	3200	# here we export the classes and methods available to script code
…		…
2731	=pod	3202	=pod
2732		3203
2733	The following functions and methods are available within a safe environment:	3204	The following functions and methods are available within a safe environment:
2734		3205
2735	cf::object	3206	cf::object
2736	contr pay_amount pay_player map x y force_find force_add	3207	contr pay_amount pay_player map x y force_find force_add destroy
2737	insert remove name archname title slaying race decrease_ob_nr	3208	insert remove name archname title slaying race decrease split
		3209	value
2738		3210
2739	cf::object::player	3211	cf::object::player
2740	player	3212	player
2741		3213
2742	cf::player	3214	cf::player
…		…
2747		3219
2748	=cut	3220	=cut
2749		3221
2750	for (	3222	for (
2751	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3223	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2752	insert remove inv name archname title slaying race	3224	insert remove inv nrof name archname title slaying race
2753	decrease_ob_nr)],	3225	decrease split destroy change_exp value msg lore send_msg)],
2754	["cf::object::player" => qw(player)],	3226	["cf::object::player" => qw(player)],
2755	["cf::player" => qw(peaceful)],	3227	["cf::player" => qw(peaceful send_msg)],
2756	["cf::map" => qw(trigger)],	3228	["cf::map" => qw(trigger)],
2757	) {	3229	) {
2758	no strict 'refs';	3230	no strict 'refs';
2759	my ($pkg, @funs) = @$_;	3231	my ($pkg, @funs) = @$_;
2760	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3232	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2778		3250
2779	my $qcode = $code;	3251	my $qcode = $code;
2780	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3252	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2781	$qcode =~ s/\n/\\n/g;	3253	$qcode =~ s/\n/\\n/g;
2782		3254
		3255	%vars = (_dummy => 0) unless %vars;
		3256
		3257	my @res;
2783	local $_;	3258	local $_;
2784	local @safe::cf::_safe_eval_args = values %vars;
2785		3259
2786	my $eval =	3260	my $eval =
2787	"do {\n"	3261	"do {\n"
2788	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3262	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2789	. "#line 0 \"{$qcode}\"\n"	3263	. "#line 0 \"{$qcode}\"\n"
2790	. $code	3264	. $code
2791	. "\n}"	3265	. "\n}"
2792	;	3266	;
2793		3267
		3268	if ($CFG{safe_eval}) {
2794	sub_generation_inc;	3269	sub_generation_inc;
		3270	local @safe::cf::_safe_eval_args = values %vars;
2795	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3271	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2796	sub_generation_inc;	3272	sub_generation_inc;
		3273	} else {
		3274	local @cf::_safe_eval_args = values %vars;
		3275	@res = wantarray ? eval eval : scalar eval $eval;
		3276	}
2797		3277
2798	if ($@) {	3278	if ($@) {
2799	warn "$@";	3279	warn "$@";
2800	warn "while executing safe code '$code'\n";	3280	warn "while executing safe code '$code'\n";
2801	warn "with arguments " . (join " ", %vars) . "\n";	3281	warn "with arguments " . (join " ", %vars) . "\n";
…		…
2820	=cut	3300	=cut
2821		3301
2822	sub register_script_function {	3302	sub register_script_function {
2823	my ($fun, $cb) = @_;	3303	my ($fun, $cb) = @_;
2824		3304
2825	no strict 'refs';	3305	$fun = "safe::$fun" if $CFG{safe_eval};
2826	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3306	*$fun = $safe_hole->wrap ($cb);
2827	}	3307	}
2828		3308
2829	=back	3309	=back
2830		3310
2831	=cut	3311	=cut
…		…
2834	# the server's init and main functions	3314	# the server's init and main functions
2835		3315
2836	sub load_facedata($) {	3316	sub load_facedata($) {
2837	my ($path) = @_;	3317	my ($path) = @_;
2838		3318
		3319	# HACK to clear player env face cache, we need some signal framework
		3320	# for this (global event?)
		3321	%ext::player_env::MUSIC_FACE_CACHE = ();
		3322
2839	my $enc = JSON::XS->new->utf8->canonical;	3323	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2840		3324
2841	warn "loading facedata from $path\n";	3325	warn "loading facedata from $path\n";
2842		3326
2843	my $facedata;	3327	my $facedata;
2844	0 < aio_load $path, $facedata	3328	0 < aio_load $path, $facedata
…		…
2848		3332
2849	$facedata->{version} == 2	3333	$facedata->{version} == 2
2850	or cf::cleanup "$path: version mismatch, cannot proceed.";	3334	or cf::cleanup "$path: version mismatch, cannot proceed.";
2851		3335
2852	# patch in the exptable	3336	# patch in the exptable
		3337	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
2853	$facedata->{resource}{"res/exp_table"} = {	3338	$facedata->{resource}{"res/exp_table"} = {
2854	type => FT_RSRC,	3339	type => FT_RSRC,
2855	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3340	data => $exp_table,
		3341	hash => (Digest::MD5::md5 $exp_table),
2856	};	3342	};
2857	cf::cede_to_tick;	3343	cf::cede_to_tick;
2858		3344
2859	{	3345	{
2860	my $faces = $facedata->{faceinfo};	3346	my $faces = $facedata->{faceinfo};
2861		3347
2862	while (my ($face, $info) = each %$faces) {	3348	while (my ($face, $info) = each %$faces) {
2863	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3349	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3350
2864	cf::face::set_visibility $idx, $info->{visibility};	3351	cf::face::set_visibility $idx, $info->{visibility};
2865	cf::face::set_magicmap $idx, $info->{magicmap};	3352	cf::face::set_magicmap $idx, $info->{magicmap};
2866	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3353	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2867	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3354	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
2868		3355
2869	cf::cede_to_tick;	3356	cf::cede_to_tick;
2870	}	3357	}
2871		3358
2872	while (my ($face, $info) = each %$faces) {	3359	while (my ($face, $info) = each %$faces) {
2873	next unless $info->{smooth};	3360	next unless $info->{smooth};
		3361
2874	my $idx = cf::face::find $face	3362	my $idx = cf::face::find $face
2875	or next;	3363	or next;
		3364
2876	if (my $smooth = cf::face::find $info->{smooth}) {	3365	if (my $smooth = cf::face::find $info->{smooth}) {
2877	cf::face::set_smooth $idx, $smooth;	3366	cf::face::set_smooth $idx, $smooth;
2878	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3367	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2879	} else {	3368	} else {
2880	warn "smooth face '$info->{smooth}' not found for face '$face'";	3369	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
2894		3383
2895	cf::anim::invalidate_all; # d'oh	3384	cf::anim::invalidate_all; # d'oh
2896	}	3385	}
2897		3386
2898	{	3387	{
2899	# TODO: for gcfclient pleasure, we should give resources
2900	# that gcfclient doesn't grok a >10000 face index.
2901	my $res = $facedata->{resource};	3388	my $res = $facedata->{resource};
2902		3389
2903	my $soundconf = delete $res->{"res/sound.conf"};
2904
2905	while (my ($name, $info) = each %$res) {	3390	while (my ($name, $info) = each %$res) {
		3391	if (defined $info->{type}) {
2906	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3392	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2907	my $data;
2908		3393
2909	if ($info->{type} & 1) {	3394	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
2910	# prepend meta info	3395	cf::face::set_type $idx, $info->{type};
2911
2912	my $meta = $enc->encode ({
2913	name => $name,
2914	%{ $info->{meta} || {} },
2915	});
2916
2917	$data = pack "(w/a*)*", $meta, $info->{data};
2918	} else {	3396	} else {
2919	$data = $info->{data};	3397	$RESOURCE{$name} = $info;
2920	}	3398	}
2921		3399
2922	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
2923	cf::face::set_type $idx, $info->{type};
2924
2925	cf::cede_to_tick;	3400	cf::cede_to_tick;
2926	}	3401	}
2927
2928	if ($soundconf) {
2929	$soundconf = $enc->decode (delete $soundconf->{data});
2930
2931	for (0 .. SOUND_CAST_SPELL_0 - 1) {
2932	my $sound = $soundconf->{compat}[$_]
2933	or next;
2934
2935	my $face = cf::face::find "sound/$sound->[1]";
2936	cf::sound::set $sound->[0] => $face;
2937	cf::sound::old_sound_index $_, $face; # gcfclient-compat
2938	}
2939
2940	while (my ($k, $v) = each %{$soundconf->{event}}) {
2941	my $face = cf::face::find "sound/$v";
2942	cf::sound::set $k => $face;
2943	}
2944	}
2945	}	3402	}
		3403
		3404	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
2946		3405
2947	1	3406	1
2948	}	3407	}
		3408
		3409	cf::global->attach (on_resource_update => sub {
		3410	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3411	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3412
		3413	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3414	my $sound = $soundconf->{compat}[$_]
		3415	or next;
		3416
		3417	my $face = cf::face::find "sound/$sound->[1]";
		3418	cf::sound::set $sound->[0] => $face;
		3419	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3420	}
		3421
		3422	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3423	my $face = cf::face::find "sound/$v";
		3424	cf::sound::set $k => $face;
		3425	}
		3426	}
		3427	});
2949		3428
2950	register_exticmd fx_want => sub {	3429	register_exticmd fx_want => sub {
2951	my ($ns, $want) = @_;	3430	my ($ns, $want) = @_;
2952		3431
2953	while (my ($k, $v) = each %$want) {	3432	while (my ($k, $v) = each %$want) {
2954	$ns->fx_want ($k, $v);	3433	$ns->fx_want ($k, $v);
2955	}	3434	}
2956	};	3435	};
2957		3436
		3437	sub load_resource_file($) {
		3438	my $guard = lock_acquire "load_resource_file";
		3439
		3440	my $status = load_resource_file_ $_[0];
		3441	get_slot 0.1, 100;
		3442	cf::arch::commit_load;
		3443
		3444	$status
		3445	}
		3446
2958	sub reload_regions {	3447	sub reload_regions {
		3448	# HACK to clear player env face cache, we need some signal framework
		3449	# for this (global event?)
		3450	%ext::player_env::MUSIC_FACE_CACHE = ();
		3451
2959	load_resource_file "$MAPDIR/regions"	3452	load_resource_file "$MAPDIR/regions"
2960	or die "unable to load regions file\n";	3453	or die "unable to load regions file\n";
2961		3454
2962	for (cf::region::list) {	3455	for (cf::region::list) {
2963	$_->{match} = qr/$_->{match}/	3456	$_->{match} = qr/$_->{match}/
…		…
2971	}	3464	}
2972		3465
2973	sub reload_archetypes {	3466	sub reload_archetypes {
2974	load_resource_file "$DATADIR/archetypes"	3467	load_resource_file "$DATADIR/archetypes"
2975	or die "unable to load archetypes\n";	3468	or die "unable to load archetypes\n";
2976	#d# NEED to laod twice to resolve forward references
2977	# this really needs to be done in an extra post-pass
2978	# (which needs to be synchronous, so solve it differently)
2979	load_resource_file "$DATADIR/archetypes"
2980	or die "unable to load archetypes\n";
2981	}	3469	}
2982		3470
2983	sub reload_treasures {	3471	sub reload_treasures {
2984	load_resource_file "$DATADIR/treasures"	3472	load_resource_file "$DATADIR/treasures"
2985	or die "unable to load treasurelists\n";	3473	or die "unable to load treasurelists\n";
2986	}	3474	}
2987		3475
2988	sub reload_resources {	3476	sub reload_resources {
2989	warn "reloading resource files...\n";	3477	warn "reloading resource files...\n";
2990		3478
		3479	reload_facedata;
		3480	reload_archetypes;
2991	reload_regions;	3481	reload_regions;
2992	reload_facedata;
2993	#reload_archetypes;#d#
2994	reload_archetypes;
2995	reload_treasures;	3482	reload_treasures;
2996		3483
2997	warn "finished reloading resource files\n";	3484	warn "finished reloading resource files\n";
2998	}	3485	}
2999		3486
3000	sub init {	3487	sub reload_config {
3001	reload_resources;	3488	warn "reloading config file...\n";
3002	}
3003		3489
3004	sub cfg_load {
3005	open my $fh, "<:utf8", "$CONFDIR/config"	3490	open my $fh, "<:utf8", "$CONFDIR/config"
3006	or return;	3491	or return;
3007		3492
3008	local $/;	3493	local $/;
3009	*CFG = YAML::Syck::Load <$fh>;	3494	*CFG = YAML::XS::Load scalar <$fh>;
3010		3495
3011	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3496	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3012		3497
3013	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3498	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3014	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3499	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3018	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3503	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3019	and die "WARNING: m(un)lockall failed: $!\n";	3504	and die "WARNING: m(un)lockall failed: $!\n";
3020	};	3505	};
3021	warn $@ if $@;	3506	warn $@ if $@;
3022	}	3507	}
		3508
		3509	warn "finished reloading resource files\n";
		3510	}
		3511
		3512	sub pidfile() {
		3513	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3514	or die "$PIDFILE: $!";
		3515	flock $fh, &Fcntl::LOCK_EX
		3516	or die "$PIDFILE: flock: $!";
		3517	$fh
		3518	}
		3519
		3520	# make sure only one server instance is running at any one time
		3521	sub atomic {
		3522	my $fh = pidfile;
		3523
		3524	my $pid = <$fh>;
		3525	kill 9, $pid if $pid > 0;
		3526
		3527	seek $fh, 0, 0;
		3528	print $fh $$;
		3529	}
		3530
		3531	sub main_loop {
		3532	warn "EV::loop starting\n";
		3533	if (1) {
		3534	EV::loop;
		3535	}
		3536	warn "EV::loop returned\n";
		3537	goto &main_loop unless $REALLY_UNLOOP;
3023	}	3538	}
3024		3539
3025	sub main {	3540	sub main {
		3541	cf::init_globals; # initialise logging
		3542
		3543	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3544	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3545	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3546	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3547
		3548	cf::init_experience;
		3549	cf::init_anim;
		3550	cf::init_attackmess;
		3551	cf::init_dynamic;
		3552
		3553	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3554
3026	# we must not ever block the main coroutine	3555	# we must not ever block the main coroutine
3027	local $Coro::idle = sub {	3556	local $Coro::idle = sub {
3028	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3557	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3029	(async {	3558	(async {
3030	Event::one_event;	3559	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3560	EV::loop EV::LOOP_ONESHOT;
3031	})->prio (Coro::PRIO_MAX);	3561	})->prio (Coro::PRIO_MAX);
3032	};	3562	};
3033		3563
3034	cfg_load;	3564	evthread_start IO::AIO::poll_fileno;
		3565
		3566	cf::sync_job {
		3567	cf::load_settings;
		3568	cf::load_materials;
		3569
		3570	reload_resources;
		3571	reload_config;
3035	db_init;	3572	db_init;
		3573
		3574	cf::init_uuid;
		3575	cf::init_signals;
		3576	cf::init_skills;
		3577
		3578	cf::init_beforeplay;
		3579
		3580	atomic;
		3581
3036	load_extensions;	3582	load_extensions;
3037		3583
3038	$TICK_WATCHER->start;	3584	utime time, time, $RUNTIMEFILE;
3039	Event::loop;	3585
		3586	# no (long-running) fork's whatsoever before this point(!)
		3587	use POSIX ();
		3588	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3589
		3590	(pop @POST_INIT)->(0) while @POST_INIT;
		3591	};
		3592
		3593	main_loop;
3040	}	3594	}
3041		3595
3042	#############################################################################	3596	#############################################################################
3043	# initialisation and cleanup	3597	# initialisation and cleanup
3044		3598
3045	# install some emergency cleanup handlers	3599	# install some emergency cleanup handlers
3046	BEGIN {	3600	BEGIN {
		3601	our %SIGWATCHER = ();
3047	for my $signal (qw(INT HUP TERM)) {	3602	for my $signal (qw(INT HUP TERM)) {
3048	Event->signal (	3603	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3049	reentrant => 0,
3050	data => WF_AUTOCANCEL,
3051	signal => $signal,
3052	prio => 0,
3053	cb => sub {
3054	cf::cleanup "SIG$signal";	3604	cf::cleanup "SIG$signal";
3055	},
3056	);	3605	};
3057	}	3606	}
3058	}	3607	}
3059		3608
3060	sub write_runtime {	3609	sub write_runtime_sync {
3061	my $runtime = "$LOCALDIR/runtime";	3610	my $t0 = AE::time;
3062		3611
3063	# first touch the runtime file to show we are still running:	3612	# first touch the runtime file to show we are still running:
3064	# the fsync below can take a very very long time.	3613	# the fsync below can take a very very long time.
3065		3614
3066	IO::AIO::aio_utime $runtime, undef, undef;	3615	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3067		3616
3068	my $guard = cf::lock_acquire "write_runtime";	3617	my $guard = cf::lock_acquire "write_runtime";
3069		3618
3070	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3619	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3071	or return;	3620	or return;
3072		3621
3073	my $value = $cf::RUNTIME + 90 + 10;	3622	my $value = $cf::RUNTIME + 90 + 10;
3074	# 10 is the runtime save interval, for a monotonic clock	3623	# 10 is the runtime save interval, for a monotonic clock
3075	# 60 allows for the watchdog to kill the server.	3624	# 60 allows for the watchdog to kill the server.
…		…
3085	aio_utime $fh, undef, undef;	3634	aio_utime $fh, undef, undef;
3086		3635
3087	close $fh	3636	close $fh
3088	or return;	3637	or return;
3089		3638
3090	aio_rename "$runtime~", $runtime	3639	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3091	and return;	3640	and return;
3092		3641
3093	warn "runtime file written.\n";	3642	warn sprintf "runtime file written (%gs).\n", AE::time - $t0;
3094		3643
3095	1	3644	1
		3645	}
		3646
		3647	our $uuid_lock;
		3648	our $uuid_skip;
		3649
		3650	sub write_uuid_sync($) {
		3651	$uuid_skip ||= $_[0];
		3652
		3653	return if $uuid_lock;
		3654	local $uuid_lock = 1;
		3655
		3656	my $uuid = "$LOCALDIR/uuid";
		3657
		3658	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3659	or return;
		3660
		3661	my $value = uuid_seq uuid_cur;
		3662
		3663	unless ($value) {
		3664	warn "cowardly refusing to write zero uuid value!\n";
		3665	return;
		3666	}
		3667
		3668	my $value = uuid_str $value + $uuid_skip;
		3669	$uuid_skip = 0;
		3670
		3671	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3672	and return;
		3673
		3674	# always fsync - this file is important
		3675	aio_fsync $fh
		3676	and return;
		3677
		3678	close $fh
		3679	or return;
		3680
		3681	aio_rename "$uuid~", $uuid
		3682	and return;
		3683
		3684	warn "uuid file written ($value).\n";
		3685
		3686	1
		3687
		3688	}
		3689
		3690	sub write_uuid($$) {
		3691	my ($skip, $sync) = @_;
		3692
		3693	$sync ? write_uuid_sync $skip
		3694	: async { write_uuid_sync $skip };
3096	}	3695	}
3097		3696
3098	sub emergency_save() {	3697	sub emergency_save() {
3099	my $freeze_guard = cf::freeze_mainloop;	3698	my $freeze_guard = cf::freeze_mainloop;
3100		3699
3101	warn "enter emergency perl save\n";	3700	warn "emergency_perl_save: enter\n";
3102		3701
3103	cf::sync_job {	3702	cf::sync_job {
		3703	# this is a trade-off: we want to be very quick here, so
		3704	# save all maps without fsync, and later call a global sync
		3705	# (which in turn might be very very slow)
		3706	local $USE_FSYNC = 0;
		3707
3104	# use a peculiar iteration method to avoid tripping on perl	3708	# use a peculiar iteration method to avoid tripping on perl
3105	# refcount bugs in for. also avoids problems with players	3709	# refcount bugs in for. also avoids problems with players
3106	# and maps saved/destroyed asynchronously.	3710	# and maps saved/destroyed asynchronously.
3107	warn "begin emergency player save\n";	3711	warn "emergency_perl_save: begin player save\n";
3108	for my $login (keys %cf::PLAYER) {	3712	for my $login (keys %cf::PLAYER) {
3109	my $pl = $cf::PLAYER{$login} or next;	3713	my $pl = $cf::PLAYER{$login} or next;
3110	$pl->valid or next;	3714	$pl->valid or next;
		3715	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3111	$pl->save;	3716	$pl->save;
3112	}	3717	}
3113	warn "end emergency player save\n";	3718	warn "emergency_perl_save: end player save\n";
3114		3719
3115	warn "begin emergency map save\n";	3720	warn "emergency_perl_save: begin map save\n";
3116	for my $path (keys %cf::MAP) {	3721	for my $path (keys %cf::MAP) {
3117	my $map = $cf::MAP{$path} or next;	3722	my $map = $cf::MAP{$path} or next;
3118	$map->valid or next;	3723	$map->valid or next;
3119	$map->save;	3724	$map->save;
3120	}	3725	}
3121	warn "end emergency map save\n";	3726	warn "emergency_perl_save: end map save\n";
3122		3727
3123	warn "begin emergency database checkpoint\n";	3728	warn "emergency_perl_save: begin database checkpoint\n";
3124	BDB::db_env_txn_checkpoint $DB_ENV;	3729	BDB::db_env_txn_checkpoint $DB_ENV;
3125	warn "end emergency database checkpoint\n";	3730	warn "emergency_perl_save: end database checkpoint\n";
		3731
		3732	warn "emergency_perl_save: begin write uuid\n";
		3733	write_uuid_sync 1;
		3734	warn "emergency_perl_save: end write uuid\n";
3126	};	3735	};
3127		3736
		3737	warn "emergency_perl_save: starting sync()\n";
		3738	IO::AIO::aio_sync sub {
		3739	warn "emergency_perl_save: finished sync()\n";
		3740	};
		3741
3128	warn "leave emergency perl save\n";	3742	warn "emergency_perl_save: leave\n";
3129	}	3743	}
3130		3744
3131	sub post_cleanup {	3745	sub post_cleanup {
3132	my ($make_core) = @_;	3746	my ($make_core) = @_;
3133		3747
3134	warn Carp::longmess "post_cleanup backtrace"	3748	warn Carp::longmess "post_cleanup backtrace"
3135	if $make_core;	3749	if $make_core;
		3750
		3751	my $fh = pidfile;
		3752	unlink $PIDFILE if <$fh> == $$;
		3753	}
		3754
		3755	# a safer delete_package, copied from Symbol
		3756	sub clear_package($) {
		3757	my $pkg = shift;
		3758
		3759	# expand to full symbol table name if needed
		3760	unless ($pkg =~ /^main::.*::$/) {
		3761	$pkg = "main$pkg" if $pkg =~ /^::/;
		3762	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3763	$pkg .= '::' unless $pkg =~ /::$/;
		3764	}
		3765
		3766	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3767	my $stem_symtab = *{$stem}{HASH};
		3768
		3769	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3770	or return;
		3771
		3772	# clear all symbols
		3773	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3774	for my $name (keys %$leaf_symtab) {
		3775	_gv_clear *{"$pkg$name"};
		3776	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3777	}
		3778	warn "cleared package $pkg\n";#d#
3136	}	3779	}
3137		3780
3138	sub do_reload_perl() {	3781	sub do_reload_perl() {
3139	# can/must only be called in main	3782	# can/must only be called in main
3140	if ($Coro::current != $Coro::main) {	3783	if ($Coro::current != $Coro::main) {
3141	warn "can only reload from main coroutine";	3784	warn "can only reload from main coroutine";
3142	return;	3785	return;
3143	}	3786	}
3144		3787
		3788	return if $RELOAD++;
		3789
		3790	my $t1 = AE::time;
		3791
		3792	while ($RELOAD) {
3145	warn "reloading...";	3793	warn "reloading...";
3146		3794
3147	warn "entering sync_job";	3795	warn "entering sync_job";
3148		3796
3149	cf::sync_job {	3797	cf::sync_job {
3150	cf::write_runtime; # external watchdog should not bark	3798	cf::write_runtime_sync; # external watchdog should not bark
3151	cf::emergency_save;	3799	cf::emergency_save;
3152	cf::write_runtime; # external watchdog should not bark	3800	cf::write_runtime_sync; # external watchdog should not bark
3153		3801
3154	warn "syncing database to disk";	3802	warn "syncing database to disk";
3155	BDB::db_env_txn_checkpoint $DB_ENV;	3803	BDB::db_env_txn_checkpoint $DB_ENV;
3156		3804
3157	# if anything goes wrong in here, we should simply crash as we already saved	3805	# if anything goes wrong in here, we should simply crash as we already saved
3158		3806
3159	warn "cancelling all WF_AUTOCANCEL watchers";
3160	for (Event::all_watchers) {
3161	$_->cancel if $_->data & WF_AUTOCANCEL;
3162	}
3163
3164	warn "flushing outstanding aio requests";	3807	warn "flushing outstanding aio requests";
3165	for (;;) {
3166	BDB::flush;
3167	IO::AIO::flush;
3168	Coro::cede;
3169	last unless IO::AIO::nreqs || BDB::nreqs;	3808	while (IO::AIO::nreqs || BDB::nreqs) {
3170	warn "iterate...";	3809	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3171	}
3172
3173	++$RELOAD;
3174
3175	warn "cancelling all extension coros";
3176	$_->cancel for values %EXT_CORO;
3177	%EXT_CORO = ();
3178
3179	warn "removing commands";
3180	%COMMAND = ();
3181
3182	warn "removing ext/exti commands";
3183	%EXTCMD = ();
3184	%EXTICMD = ();
3185
3186	warn "unloading/nuking all extensions";
3187	for my $pkg (@EXTS) {
3188	warn "... unloading $pkg";
3189
3190	if (my $cb = $pkg->can ("unload")) {
3191	eval {
3192	$cb->($pkg);
3193	1
3194	} or warn "$pkg unloaded, but with errors: $@";
3195	}	3810	}
3196		3811
3197	warn "... nuking $pkg";	3812	warn "cancelling all extension coros";
3198	Symbol::delete_package $pkg;	3813	$_->cancel for values %EXT_CORO;
3199	}	3814	%EXT_CORO = ();
3200		3815
3201	warn "unloading all perl modules loaded from $LIBDIR";	3816	warn "removing commands";
3202	while (my ($k, $v) = each %INC) {	3817	%COMMAND = ();
3203	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3204		3818
		3819	warn "removing ext/exti commands";
		3820	%EXTCMD = ();
		3821	%EXTICMD = ();
		3822
		3823	warn "unloading/nuking all extensions";
		3824	for my $pkg (@EXTS) {
3205	warn "... unloading $k";	3825	warn "... unloading $pkg";
3206	delete $INC{$k};
3207		3826
3208	$k =~ s/\.pm$//;
3209	$k =~ s/\//::/g;
3210
3211	if (my $cb = $k->can ("unload_module")) {	3827	if (my $cb = $pkg->can ("unload")) {
		3828	eval {
3212	$cb->();	3829	$cb->($pkg);
		3830	1
		3831	} or warn "$pkg unloaded, but with errors: $@";
		3832	}
		3833
		3834	warn "... clearing $pkg";
		3835	clear_package $pkg;
3213	}	3836	}
3214		3837
3215	Symbol::delete_package $k;	3838	warn "unloading all perl modules loaded from $LIBDIR";
		3839	while (my ($k, $v) = each %INC) {
		3840	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3841
		3842	warn "... unloading $k";
		3843	delete $INC{$k};
		3844
		3845	$k =~ s/\.pm$//;
		3846	$k =~ s/\//::/g;
		3847
		3848	if (my $cb = $k->can ("unload_module")) {
		3849	$cb->();
		3850	}
		3851
		3852	clear_package $k;
3216	}	3853	}
3217		3854
3218	warn "getting rid of safe::, as good as possible";	3855	warn "getting rid of safe::, as good as possible";
3219	Symbol::delete_package "safe::$_"	3856	clear_package "safe::$_"
3220	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3857	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3221		3858
3222	warn "unloading cf.pm \"a bit\"";	3859	warn "unloading cf.pm \"a bit\"";
3223	delete $INC{"cf.pm"};	3860	delete $INC{"cf.pm"};
3224	delete $INC{"cf/pod.pm"};	3861	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3225		3862
3226	# don't, removes xs symbols, too,	3863	# don't, removes xs symbols, too,
3227	# and global variables created in xs	3864	# and global variables created in xs
3228	#Symbol::delete_package __PACKAGE__;	3865	#clear_package __PACKAGE__;
3229		3866
3230	warn "unload completed, starting to reload now";	3867	warn "unload completed, starting to reload now";
3231		3868
3232	warn "reloading cf.pm";	3869	warn "reloading cf.pm";
3233	require cf;	3870	require cf;
3234	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3871	cf::_connect_to_perl_1;
3235		3872
3236	warn "loading config and database again";	3873	warn "loading config and database again";
3237	cf::cfg_load;	3874	cf::reload_config;
3238		3875
3239	warn "loading extensions";	3876	warn "loading extensions";
3240	cf::load_extensions;	3877	cf::load_extensions;
3241		3878
		3879	if ($REATTACH_ON_RELOAD) {
3242	warn "reattaching attachments to objects/players";	3880	warn "reattaching attachments to objects/players";
3243	_global_reattach; # objects, sockets	3881	_global_reattach; # objects, sockets
3244	warn "reattaching attachments to maps";	3882	warn "reattaching attachments to maps";
3245	reattach $_ for values %MAP;	3883	reattach $_ for values %MAP;
3246	warn "reattaching attachments to players";	3884	warn "reattaching attachments to players";
3247	reattach $_ for values %PLAYER;	3885	reattach $_ for values %PLAYER;
		3886	}
3248		3887
		3888	warn "running post_init jobs";
		3889	(pop @POST_INIT)->(1) while @POST_INIT;
		3890
3249	warn "leaving sync_job";	3891	warn "leaving sync_job";
3250		3892
3251	1	3893	1
3252	} or do {	3894	} or do {
3253	warn $@;	3895	warn $@;
3254	warn "error while reloading, exiting.";	3896	cf::cleanup "error while reloading, exiting.";
3255	exit 1;
3256	};	3897	};
3257		3898
3258	warn "reloaded";	3899	warn "reloaded";
		3900	--$RELOAD;
		3901	}
		3902
		3903	$t1 = AE::time - $t1;
		3904	warn "reload completed in ${t1}s\n";
3259	};	3905	};
3260		3906
3261	our $RELOAD_WATCHER; # used only during reload	3907	our $RELOAD_WATCHER; # used only during reload
3262		3908
3263	sub reload_perl() {	3909	sub reload_perl() {
3264	# doing reload synchronously and two reloads happen back-to-back,	3910	# doing reload synchronously and two reloads happen back-to-back,
3265	# coro crashes during coro_state_free->destroy here.	3911	# coro crashes during coro_state_free->destroy here.
3266		3912
3267	$RELOAD_WATCHER ||= Event->timer (	3913	$RELOAD_WATCHER ||= cf::async {
3268	reentrant => 0,	3914	Coro::AIO::aio_wait cache_extensions;
3269	after => 0,	3915
3270	data => WF_AUTOCANCEL,	3916	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3271	cb => sub {
3272	do_reload_perl;	3917	do_reload_perl;
3273	undef $RELOAD_WATCHER;	3918	undef $RELOAD_WATCHER;
3274	},	3919	};
3275	);	3920	};
3276	}	3921	}
3277		3922
3278	register_command "reload" => sub {	3923	register_command "reload" => sub {
3279	my ($who, $arg) = @_;	3924	my ($who, $arg) = @_;
3280		3925
3281	if ($who->flag (FLAG_WIZ)) {	3926	if ($who->flag (FLAG_WIZ)) {
3282	$who->message ("reloading server.");	3927	$who->message ("reloading server.");
		3928	async {
		3929	$Coro::current->{desc} = "perl_reload";
3283	async { reload_perl };	3930	reload_perl;
		3931	};
3284	}	3932	}
3285	};	3933	};
3286		3934
3287	unshift @INC, $LIBDIR;	3935	unshift @INC, $LIBDIR;
3288		3936
…		…
3290		3938
3291	our @WAIT_FOR_TICK;	3939	our @WAIT_FOR_TICK;
3292	our @WAIT_FOR_TICK_BEGIN;	3940	our @WAIT_FOR_TICK_BEGIN;
3293		3941
3294	sub wait_for_tick {	3942	sub wait_for_tick {
3295	return unless $TICK_WATCHER->is_active;
3296	return if $Coro::current == $Coro::main;	3943	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3297		3944
3298	my $signal = new Coro::Signal;	3945	my $signal = new Coro::Signal;
3299	push @WAIT_FOR_TICK, $signal;	3946	push @WAIT_FOR_TICK, $signal;
3300	$signal->wait;	3947	$signal->wait;
3301	}	3948	}
3302		3949
3303	sub wait_for_tick_begin {	3950	sub wait_for_tick_begin {
3304	return unless $TICK_WATCHER->is_active;
3305	return if $Coro::current == $Coro::main;	3951	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3306		3952
3307	my $signal = new Coro::Signal;	3953	my $signal = new Coro::Signal;
3308	push @WAIT_FOR_TICK_BEGIN, $signal;	3954	push @WAIT_FOR_TICK_BEGIN, $signal;
3309	$signal->wait;	3955	$signal->wait;
3310	}	3956	}
3311		3957
3312	my $min = 1e6;#d#	3958	sub tick {
3313	my $avg = 10;
3314	$TICK_WATCHER = Event->timer (
3315	reentrant => 0,
3316	parked => 1,
3317	prio => 0,
3318	at => $NEXT_TICK || $TICK,
3319	data => WF_AUTOCANCEL,
3320	cb => sub {
3321	if ($Coro::current != $Coro::main) {	3959	if ($Coro::current != $Coro::main) {
3322	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3960	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3323	unless ++$bug_warning > 10;	3961	unless ++$bug_warning > 10;
3324	return;	3962	return;
3325	}	3963	}
3326		3964
3327	$NOW = $tick_start = Event::time;
3328
3329	cf::server_tick; # one server iteration	3965	cf::server_tick; # one server iteration
3330		3966
3331	0 && sync_job {#d#	3967	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3332	for(1..10) {
3333	my $t = Event::time;
3334	my $map = my $map = new_from_path cf::map "/tmp/x.map"
3335	or die;
3336		3968
3337	$map->width (50);	3969	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3338	$map->height (50);	3970	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3339	$map->alloc;	3971	Coro::async_pool {
3340	$map->_load_objects ("/tmp/x.map", 1);	3972	$Coro::current->{desc} = "runtime saver";
3341	my $t = Event::time - $t;	3973	write_runtime_sync
3342		3974	or warn "ERROR: unable to write runtime file: $!";
3343	#next unless $t < 0.0013;#d#
3344	if ($t < $min) {
3345	$min = $t;
3346	}
3347	$avg = $avg * 0.99 + $t * 0.01;
3348	}
3349	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3350	exit 0;
3351	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3352	};	3975	};
		3976	}
3353		3977
3354	$RUNTIME += $TICK;
3355	$NEXT_TICK += $TICK;
3356
3357	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3358	$NEXT_RUNTIME_WRITE = $NOW + 10;
3359	Coro::async_pool {
3360	write_runtime
3361	or warn "ERROR: unable to write runtime file: $!";
3362	};
3363	}
3364
3365	# my $AFTER = Event::time;
3366	# warn $AFTER - $NOW;#d#
3367
3368	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3978	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3369	$sig->send;	3979	$sig->send;
3370	}	3980	}
3371	while (my $sig = shift @WAIT_FOR_TICK) {	3981	while (my $sig = shift @WAIT_FOR_TICK) {
3372	$sig->send;	3982	$sig->send;
3373	}	3983	}
3374		3984
3375	$NOW = Event::time;	3985	$LOAD = ($NOW - $TICK_START) / $TICK;
3376
3377	# if we are delayed by four ticks or more, skip them all
3378	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3379
3380	$TICK_WATCHER->at ($NEXT_TICK);
3381	$TICK_WATCHER->start;
3382
3383	$LOAD = ($NOW - $tick_start) / $TICK;
3384	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3986	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3385		3987
3386	_post_tick;	3988	if (0) {
3387		3989	if ($NEXT_TICK) {
3388		3990	my $jitter = $TICK_START - $NEXT_TICK;
		3991	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3992	warn "jitter $JITTER\n";#d#
		3993	}
3389	},	3994	}
3390	);	3995	}
3391		3996
3392	{	3997	{
3393	BDB::max_poll_time $TICK * 0.1;	3998	# configure BDB
3394	$BDB_POLL_WATCHER = Event->io (	3999
3395	reentrant => 0,
3396	fd => BDB::poll_fileno,
3397	poll => 'r',
3398	prio => 0,
3399	data => WF_AUTOCANCEL,
3400	cb => \&BDB::poll_cb,
3401	);
3402	BDB::min_parallel 8;	4000	BDB::min_parallel 16;
3403		4001	BDB::max_poll_reqs $TICK * 0.1;
3404	BDB::set_sync_prepare {	4002	$AnyEvent::BDB::WATCHER->priority (1);
3405	my $status;
3406	my $current = $Coro::current;
3407	(
3408	sub {
3409	$status = $!;
3410	$current->ready; undef $current;
3411	},
3412	sub {
3413	Coro::schedule while defined $current;
3414	$! = $status;
3415	},
3416	)
3417	};
3418		4003
3419	unless ($DB_ENV) {	4004	unless ($DB_ENV) {
3420	$DB_ENV = BDB::db_env_create;	4005	$DB_ENV = BDB::db_env_create;
		4006	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		4007	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4008	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		4009	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		4010	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3421		4011
3422	cf::sync_job {	4012	cf::sync_job {
3423	eval {	4013	eval {
3424	BDB::db_env_open	4014	BDB::db_env_open
3425	$DB_ENV,	4015	$DB_ENV,
…		…
3427	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4017	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3428	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4018	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3429	0666;	4019	0666;
3430		4020
3431	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4021	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3432
3433	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3434	$DB_ENV->set_lk_detect;
3435	};	4022	};
3436		4023
3437	cf::cleanup "db_env_open(db): $@" if $@;	4024	cf::cleanup "db_env_open(db): $@" if $@;
3438	};	4025	};
3439	}	4026	}
		4027
		4028	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		4029	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		4030	};
		4031	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		4032	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		4033	};
		4034	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		4035	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		4036	};
3440	}	4037	}
3441		4038
3442	{	4039	{
		4040	# configure IO::AIO
		4041
3443	IO::AIO::min_parallel 8;	4042	IO::AIO::min_parallel 8;
3444
3445	undef $Coro::AIO::WATCHER;
3446	IO::AIO::max_poll_time $TICK * 0.1;	4043	IO::AIO::max_poll_time $TICK * 0.1;
3447	$AIO_POLL_WATCHER = Event->io (	4044	undef $AnyEvent::AIO::WATCHER;
3448	reentrant => 0,
3449	data => WF_AUTOCANCEL,
3450	fd => IO::AIO::poll_fileno,
3451	poll => 'r',
3452	prio => 6,
3453	cb => \&IO::AIO::poll_cb,
3454	);
3455	}	4045	}
3456		4046
3457	my $_log_backtrace;	4047	my $_log_backtrace;
3458		4048
3459	sub _log_backtrace {	4049	sub _log_backtrace {
…		…
3462	$msg =~ s/\n//;	4052	$msg =~ s/\n//;
3463		4053
3464	# limit the # of concurrent backtraces	4054	# limit the # of concurrent backtraces
3465	if ($_log_backtrace < 2) {	4055	if ($_log_backtrace < 2) {
3466	++$_log_backtrace;	4056	++$_log_backtrace;
		4057	my $perl_bt = Carp::longmess $msg;
3467	async {	4058	async {
		4059	$Coro::current->{desc} = "abt $msg";
		4060
3468	my @bt = fork_call {	4061	my @bt = fork_call {
3469	@addr = map { sprintf "%x", $_ } @addr;	4062	@addr = map { sprintf "%x", $_ } @addr;
3470	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4063	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3471	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4064	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3472	or die "addr2line: $!";	4065	or die "addr2line: $!";
…		…
3480	}	4073	}
3481		4074
3482	@funcs	4075	@funcs
3483	};	4076	};
3484		4077
3485	LOG llevInfo, "[ABT] $msg\n";	4078	LOG llevInfo, "[ABT] $perl_bt\n";
		4079	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3486	LOG llevInfo, "[ABT] $_\n" for @bt;	4080	LOG llevInfo, "[ABT] $_\n" for @bt;
3487	--$_log_backtrace;	4081	--$_log_backtrace;
3488	};	4082	};
3489	} else {	4083	} else {
3490	LOG llevInfo, "[ABT] $msg\n";	4084	LOG llevInfo, "[ABT] $msg\n";
3491	LOG llevInfo, "[ABT] [suppressed]\n";	4085	LOG llevInfo, "[ABT] [suppressed]\n";
3492	}	4086	}
3493	}	4087	}
3494		4088
3495	# load additional modules	4089	# load additional modules
3496	use cf::pod;	4090	require "cf/$_.pm" for @EXTRA_MODULES;
		4091	cf::_connect_to_perl_2;
3497		4092
3498	END { cf::emergency_save }	4093	END { cf::emergency_save }
3499		4094
3500	1	4095	1
3501		4096

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