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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.338 by root, Tue Aug 21 01:07:47 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;
…		…
1947	}	2173	}
1948		2174
1949	sub do_load_sync {	2175	sub do_load_sync {
1950	my ($map) = @_;	2176	my ($map) = @_;
1951		2177
		2178	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2179	if $Coro::current == $Coro::main;
		2180
1952	cf::sync_job { $map->load };	2181	cf::sync_job { $map->load };
1953	}	2182	}
1954		2183
1955	our %MAP_PREFETCH;	2184	our %MAP_PREFETCH;
1956	our $MAP_PREFETCHER = undef;	2185	our $MAP_PREFETCHER = undef;
1957		2186
1958	sub find_async {	2187	sub find_async {
1959	my ($path, $origin) = @_;	2188	my ($path, $origin, $load) = @_;
1960		2189
1961	$path = normalise $path, $origin && $origin->{path};	2190	$path = normalise $path, $origin && $origin->{path};
1962		2191
1963	if (my $map = $cf::MAP{$path}) {	2192	if (my $map = $cf::MAP{$path}) {
1964	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2193	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1965	}	2194	}
1966		2195
1967	undef $MAP_PREFETCH{$path};	2196	$MAP_PREFETCH{$path} |= $load;
		2197
1968	$MAP_PREFETCHER ||= cf::async {	2198	$MAP_PREFETCHER ||= cf::async {
		2199	$Coro::current->{desc} = "map prefetcher";
		2200
1969	while (%MAP_PREFETCH) {	2201	while (%MAP_PREFETCH) {
1970	for my $path (keys %MAP_PREFETCH) {	2202	while (my ($k, $v) = each %MAP_PREFETCH) {
1971	if (my $map = find $path) {	2203	if (my $map = find $k) {
1972	$map->load;	2204	$map->load if $v;
1973	}	2205	}
1974		2206
1975	delete $MAP_PREFETCH{$path};	2207	delete $MAP_PREFETCH{$k};
1976	}	2208	}
1977	}	2209	}
1978	undef $MAP_PREFETCHER;	2210	undef $MAP_PREFETCHER;
1979	};	2211	};
1980	$MAP_PREFETCHER->prio (6);	2212	$MAP_PREFETCHER->prio (6);
…		…
1983	}	2215	}
1984		2216
1985	sub save {	2217	sub save {
1986	my ($self) = @_;	2218	my ($self) = @_;
1987		2219
1988	my $lock = cf::lock_acquire "map_data:" . $self->path;	2220	my $lock = cf::lock_acquire "map_data:$self->{path}";
1989		2221
1990	$self->{last_save} = $cf::RUNTIME;	2222	$self->{last_save} = $cf::RUNTIME;
1991		2223
1992	return unless $self->dirty;	2224	return unless $self->dirty;
1993		2225
…		…
1999	return if $self->{deny_save};	2231	return if $self->{deny_save};
2000		2232
2001	local $self->{last_access} = $self->last_access;#d#	2233	local $self->{last_access} = $self->last_access;#d#
2002		2234
2003	cf::async {	2235	cf::async {
		2236	$Coro::current->{desc} = "map player save";
2004	$_->contr->save for $self->players;	2237	$_->contr->save for $self->players;
2005	};	2238	};
		2239
		2240	cf::get_slot 0.02;
2006		2241
2007	if ($uniq) {	2242	if ($uniq) {
2008	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2243	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2009	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2244	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2010	} else {	2245	} else {
…		…
2016	my ($self) = @_;	2251	my ($self) = @_;
2017		2252
2018	# save first because save cedes	2253	# save first because save cedes
2019	$self->save;	2254	$self->save;
2020		2255
2021	my $lock = cf::lock_acquire "map_data:" . $self->path;	2256	my $lock = cf::lock_acquire "map_data:$self->{path}";
2022		2257
2023	return if $self->players;	2258	return if $self->players;
2024	return if $self->in_memory != cf::MAP_IN_MEMORY;	2259	return if $self->in_memory != cf::MAP_ACTIVE;
2025	return if $self->{deny_save};	2260	return if $self->{deny_save};
2026		2261
		2262	$self->in_memory (cf::MAP_SWAPPED);
		2263
		2264	$self->deactivate;
		2265	$_->clear_links_to ($self) for values %cf::MAP;
2027	$self->clear;	2266	$self->clear;
2028	$self->in_memory (cf::MAP_SWAPPED);
2029	}	2267	}
2030		2268
2031	sub reset_at {	2269	sub reset_at {
2032	my ($self) = @_;	2270	my ($self) = @_;
2033		2271
…		…
2051		2289
2052	my $lock = cf::lock_acquire "map_data:$self->{path}";	2290	my $lock = cf::lock_acquire "map_data:$self->{path}";
2053		2291
2054	return if $self->players;	2292	return if $self->players;
2055		2293
2056	warn "resetting map ", $self->path;	2294	warn "resetting map ", $self->path, "\n";
2057		2295
2058	$self->in_memory (cf::MAP_SWAPPED);	2296	$self->in_memory (cf::MAP_SWAPPED);
2059		2297
2060	# need to save uniques path	2298	# need to save uniques path
2061	unless ($self->{deny_save}) {	2299	unless ($self->{deny_save}) {
…		…
2065	if $uniq;	2303	if $uniq;
2066	}	2304	}
2067		2305
2068	delete $cf::MAP{$self->path};	2306	delete $cf::MAP{$self->path};
2069		2307
		2308	$self->deactivate;
		2309	$_->clear_links_to ($self) for values %cf::MAP;
2070	$self->clear;	2310	$self->clear;
2071
2072	$_->clear_links_to ($self) for values %cf::MAP;
2073		2311
2074	$self->unlink_save;	2312	$self->unlink_save;
2075	$self->destroy;	2313	$self->destroy;
2076	}	2314	}
2077		2315
2078	my $nuke_counter = "aaaa";	2316	my $nuke_counter = "aaaa";
2079		2317
2080	sub nuke {	2318	sub nuke {
2081	my ($self) = @_;	2319	my ($self) = @_;
2082		2320
		2321	{
		2322	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2323
2083	delete $cf::MAP{$self->path};	2324	delete $cf::MAP{$self->path};
2084		2325
2085	$self->unlink_save;	2326	$self->unlink_save;
2086		2327
2087	bless $self, "cf::map";	2328	bless $self, "cf::map";
2088	delete $self->{deny_reset};	2329	delete $self->{deny_reset};
2089	$self->{deny_save} = 1;	2330	$self->{deny_save} = 1;
2090	$self->reset_timeout (1);	2331	$self->reset_timeout (1);
2091	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2332	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2092		2333
2093	$cf::MAP{$self->path} = $self;	2334	$cf::MAP{$self->path} = $self;
		2335	}
2094		2336
2095	$self->reset; # polite request, might not happen	2337	$self->reset; # polite request, might not happen
2096	}	2338	}
2097		2339
2098	=item $maps = cf::map::tmp_maps	2340	=item $maps = cf::map::tmp_maps
…		…
2140		2382
2141	sub unique_maps() {	2383	sub unique_maps() {
2142	[	2384	[
2143	map {	2385	map {
2144	utf8::decode $_;	2386	utf8::decode $_;
2145	/\.map$/	2387	s/\.map$//; # TODO future compatibility hack
		2388	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2389	? ()
2146	? normalise $_	2390	: normalise $_
2147	: ()
2148	} @{ aio_readdir $UNIQUEDIR or [] }	2391	} @{ aio_readdir $UNIQUEDIR or [] }
2149	]	2392	]
2150	}	2393	}
2151		2394
2152	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	}
2153		2426
2154	=back	2427	=back
2155		2428
2156	=head3 cf::object	2429	=head3 cf::object
2157		2430
…		…
2161		2434
2162	=over 4	2435	=over 4
2163		2436
2164	=item $ob->inv_recursive	2437	=item $ob->inv_recursive
2165		2438
2166	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.
2167		2441
2168	=cut	2442	=cut
2169		2443
2170	sub inv_recursive_;	2444	sub inv_recursive_;
2171	sub inv_recursive_ {	2445	sub inv_recursive_ {
…		…
2174		2448
2175	sub inv_recursive {	2449	sub inv_recursive {
2176	inv_recursive_ inv $_[0]	2450	inv_recursive_ inv $_[0]
2177	}	2451	}
2178		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
2179	package cf;	2481	package cf;
2180		2482
2181	=back	2483	=back
2182		2484
2183	=head3 cf::object::player	2485	=head3 cf::object::player
…		…
2189	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>
2190	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
2191	dialogue with the given NPC character.	2493	dialogue with the given NPC character.
2192		2494
2193	=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	};
2194		2510
2195	# rough implementation of a future "reply" method that works	2511	# rough implementation of a future "reply" method that works
2196	# with dialog boxes.	2512	# with dialog boxes.
2197	#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
2198	sub cf::object::player::reply($$$;$) {	2514	sub cf::object::player::reply($$$;$) {
…		…
2210	my $dialog = $pl->{npc_dialog};	2526	my $dialog = $pl->{npc_dialog};
2211	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2527	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2212		2528
2213	} else {	2529	} else {
2214	$msg = $npc->name . " says: $msg" if $npc;	2530	$msg = $npc->name . " says: $msg" if $npc;
2215	$self->message ($msg, $flags);	2531	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2216	}	2532	}
2217	}	2533	}
2218	}	2534	}
2219		2535
2220	=item $object->send_msg ($channel, $msg, $color, [extra...])	2536	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2245		2561
2246	=item $player_object->enter_link	2562	=item $player_object->enter_link
2247		2563
2248	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}>).
2249		2565
2250	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.
2251	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.
2252		2570
2253	Will never block.	2571	Will never block.
2254		2572
2255	=item $player_object->leave_link ($map, $x, $y)	2573	=item $player_object->leave_link ($map, $x, $y)
2256		2574
…		…
2308	($x, $y) = (-1, -1)	2626	($x, $y) = (-1, -1)
2309	unless (defined $x) && (defined $y);	2627	unless (defined $x) && (defined $y);
2310		2628
2311	# use -1 or undef as default coordinates, not 0, 0	2629	# use -1 or undef as default coordinates, not 0, 0
2312	($x, $y) = ($map->enter_x, $map->enter_y)	2630	($x, $y) = ($map->enter_x, $map->enter_y)
2313	if $x <=0 && $y <= 0;	2631	if $x <= 0 && $y <= 0;
2314		2632
2315	$map->load;	2633	$map->load;
2316	$map->load_neighbours;	2634	$map->load_neighbours;
2317		2635
2318	return unless $self->contr->active;	2636	return unless $self->contr->active;
2319	$self->activate_recursive;
2320		2637
2321	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2638	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2322	$self->enter_map ($map, $x, $y);	2639	$self->enter_map ($map, $x, $y);
		2640
		2641	# only activate afterwards, to support waiting in hooks
		2642	$self->activate_recursive;
2323	}	2643	}
2324		2644
2325	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2645	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2326		2646
2327	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
2328	her, loading and preparing them map, calling the provided $check callback	2648	her, loading and preparing them map, calling the provided $check callback
2329	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
2330	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
2331	be called at the end of this process.	2651	be called at the end of this process.
2332		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
2333	=cut	2656	=cut
2334		2657
2335	our $GOTOGEN;	2658	our $GOTOGEN;
2336		2659
2337	sub cf::object::player::goto {	2660	sub cf::object::player::goto {
…		…
2341	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2664	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2342		2665
2343	$self->enter_link;	2666	$self->enter_link;
2344		2667
2345	(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
2346	my $map = eval {	2690	my $map = eval {
2347	my $map = cf::map::find $path;	2691	my $map = defined $path ? cf::map::find $path : undef;
2348		2692
2349	if ($map) {	2693	if ($map) {
2350	$map = $map->customise_for ($self);	2694	$map = $map->customise_for ($self);
2351	$map = $check->($map) if $check && $map;	2695	$map = $check->($map) if $check && $map;
2352	} else {	2696	} else {
2353	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2697	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2354	}	2698	}
2355		2699
2356	$map	2700	$map
2357	};	2701	};
2358		2702
…		…
2394	}	2738	}
2395		2739
2396	sub prepare_random_map {	2740	sub prepare_random_map {
2397	my ($exit) = @_;	2741	my ($exit) = @_;
2398		2742
2399	my $guard = cf::lock_acquire "exit_prepare:$exit";
2400
2401	# all this does is basically replace the /! path by	2743	# all this does is basically replace the /! path by
2402	# a new random map path (?random/...) with a seed	2744	# a new random map path (?random/...) with a seed
2403	# that depends on the exit object	2745	# that depends on the exit object
2404		2746
2405	my $rmp = parse_random_map_params $exit->msg;	2747	my $rmp = parse_random_map_params $exit->msg;
…		…
2407	if ($exit->map) {	2749	if ($exit->map) {
2408	$rmp->{region} = $exit->region->name;	2750	$rmp->{region} = $exit->region->name;
2409	$rmp->{origin_map} = $exit->map->path;	2751	$rmp->{origin_map} = $exit->map->path;
2410	$rmp->{origin_x} = $exit->x;	2752	$rmp->{origin_x} = $exit->x;
2411	$rmp->{origin_y} = $exit->y;	2753	$rmp->{origin_y} = $exit->y;
		2754
		2755	$exit->map->touch;
2412	}	2756	}
2413		2757
2414	$rmp->{random_seed} ||= $exit->random_seed;	2758	$rmp->{random_seed} ||= $exit->random_seed;
2415		2759
2416	my $data = cf::to_json $rmp;	2760	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2417	my $md5 = Digest::MD5::md5_hex $data;	2761	my $md5 = Digest::MD5::md5_hex $data;
2418	my $meta = "$RANDOMDIR/$md5.meta";	2762	my $meta = "$RANDOMDIR/$md5.meta";
2419		2763
2420	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2764	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2421	aio_write $fh, 0, (length $data), $data, 0;	2765	aio_write $fh, 0, (length $data), $data, 0;
2422	undef $fh;	2766	undef $fh;
2423	aio_rename "$meta~", $meta;	2767	aio_rename "$meta~", $meta;
2424		2768
		2769	my $slaying = "?random/$md5";
		2770
		2771	if ($exit->valid) {
2425	$exit->slaying ("?random/$md5");	2772	$exit->slaying ("?random/$md5");
2426	$exit->msg (undef);	2773	$exit->msg (undef);
		2774	}
2427	}	2775	}
2428	}	2776	}
2429		2777
2430	sub cf::object::player::enter_exit {	2778	sub cf::object::player::enter_exit {
2431	my ($self, $exit) = @_;	2779	my ($self, $exit) = @_;
2432		2780
2433	return unless $self->type == cf::PLAYER;	2781	return unless $self->type == cf::PLAYER;
2434		2782
2435	if ($exit->slaying eq "/!") {
2436	#TODO: this should de-fi-ni-te-ly not be a sync-job
2437	# the problem is that $exit might not survive long enough
2438	# so it needs to be done right now, right here
2439	cf::sync_job { prepare_random_map $exit };
2440	}
2441
2442	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2443	my $hp = $exit->stats->hp;
2444	my $sp = $exit->stats->sp;
2445
2446	$self->enter_link;	2783	$self->enter_link;
2447		2784
2448	# if exit is damned, update players death & WoR home-position
2449	$self->contr->savebed ($slaying, $hp, $sp)
2450	if $exit->flag (FLAG_DAMNED);
2451
2452	(async {	2785	(async {
2453	$self->deactivate_recursive; # just to be sure	2786	$Coro::current->{desc} = "enter_exit";
		2787
2454	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
2455	$self->goto ($slaying, $hp, $sp);	2803	$self->goto ($map, $x, $y);
2456		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
2457	1;	2809	1
2458	}) {	2810	}) {
2459	$self->message ("Something went wrong deep within the crossfire server. "	2811	$self->message ("Something went wrong deep within the deliantra server. "
2460	. "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. "
2461	. "Please report this to the dungeon master!",	2813	. "Please report this to the dungeon master!",
2462	cf::NDI_UNIQUE | cf::NDI_RED);	2814	cf::NDI_UNIQUE | cf::NDI_RED);
2463		2815
2464	warn "ERROR in enter_exit: $@";	2816	warn "ERROR in enter_exit: $@";
…		…
2481	sub cf::client::send_drawinfo {	2833	sub cf::client::send_drawinfo {
2482	my ($self, $text, $flags) = @_;	2834	my ($self, $text, $flags) = @_;
2483		2835
2484	utf8::encode $text;	2836	utf8::encode $text;
2485	$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);
2486	}	2863	}
2487		2864
2488	=item $client->send_msg ($channel, $msg, $color, [extra...])	2865	=item $client->send_msg ($channel, $msg, $color, [extra...])
2489		2866
2490	Send a drawinfo or msg packet to the client, formatting the msg for the	2867	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2492	the message, with C<log> being the default. If C<$color> is negative, suppress	2869	the message, with C<log> being the default. If C<$color> is negative, suppress
2493	the message unless the client supports the msg packet.	2870	the message unless the client supports the msg packet.
2494		2871
2495	=cut	2872	=cut
2496		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" => $CHAT_CHANNEL,
		2986	);
		2987
2497	sub cf::client::send_msg {	2988	sub cf::client::send_msg {
2498	my ($self, $channel, $msg, $color, @extra) = @_;	2989	my ($self, $channel, $msg, $color, @extra) = @_;
2499		2990
2500	$msg = $self->pl->expand_cfpod ($msg);	2991	$msg = $self->pl->expand_cfpod ($msg)
		2992	unless $color & cf::NDI_VERBATIM;
2501		2993
2502	$color &= cf::NDI_CLIENT_MASK; # just in case...	2994	$color &= cf::NDI_CLIENT_MASK; # just in case...
2503		2995
		2996	# check predefined channels, for the benefit of C
		2997	if ($CHANNEL{$channel}) {
		2998	$channel = $CHANNEL{$channel};
		2999
		3000	$self->ext_msg (channel_info => $channel);
		3001	$channel = $channel->{id};
		3002
2504	if (ref $channel) {	3003	} elsif (ref $channel) {
2505	# send meta info to client, if not yet sent	3004	# send meta info to client, if not yet sent
2506	unless (exists $self->{channel}{$channel->{id}}) {	3005	unless (exists $self->{channel}{$channel->{id}}) {
2507	$self->{channel}{$channel->{id}} = $channel;	3006	$self->{channel}{$channel->{id}} = $channel;
2508	$self->ext_msg (channel_info => $channel);	3007	$self->ext_msg (channel_info => $channel);
2509	}	3008	}
…		…
2511	$channel = $channel->{id};	3010	$channel = $channel->{id};
2512	}	3011	}
2513		3012
2514	return unless @extra || length $msg;	3013	return unless @extra || length $msg;
2515		3014
2516	if ($self->can_msg) {
2517	# default colour, mask it out	3015	# default colour, mask it out
2518	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3016	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2519	if $color & cf::NDI_DEF;	3017	if $color & cf::NDI_DEF;
2520		3018
2521	$self->send_packet ("msg " . $self->{json_coder}->encode (	3019	my $pkt = "msg "
		3020	. $self->{json_coder}->encode (
2522	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3021	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2523	} else {	3022	);
2524	if ($color >= 0) {
2525	# replace some tags by gcfclient-compatible ones
2526	for ($msg) {
2527	1 while
2528	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2529	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2530	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2531	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2532	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2533	}
2534		3023
2535	$color &= cf::NDI_COLOR_MASK;	3024	$self->send_big_packet ($pkt);
2536
2537	utf8::encode $msg;
2538
2539	if (0 && $msg =~ /\[/) {
2540	# COMMAND/INFO
2541	$self->send_packet ("drawextinfo $color 10 8 $msg")
2542	} else {
2543	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2544	$self->send_packet ("drawinfo $color $msg")
2545	}
2546	}
2547	}
2548	}	3025	}
2549		3026
2550	=item $client->ext_msg ($type, @msg)	3027	=item $client->ext_msg ($type, @msg)
2551		3028
2552	Sends an ext event to the client.	3029	Sends an ext event to the client.
…		…
2554	=cut	3031	=cut
2555		3032
2556	sub cf::client::ext_msg($$@) {	3033	sub cf::client::ext_msg($$@) {
2557	my ($self, $type, @msg) = @_;	3034	my ($self, $type, @msg) = @_;
2558		3035
2559	my $extcmd = $self->extcmd;
2560
2561	if ($extcmd == 2) {	3036	if ($self->extcmd == 2) {
2562	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3037	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2563	} elsif ($extcmd == 1) { # TODO: remove	3038	} elsif ($self->extcmd == 1) { # TODO: remove
2564	push @msg, msgtype => "event_$type";	3039	push @msg, msgtype => "event_$type";
2565	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3040	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2566	}	3041	}
2567	}	3042	}
2568		3043
2569	=item $client->ext_reply ($msgid, @msg)	3044	=item $client->ext_reply ($msgid, @msg)
2570		3045
…		…
2574		3049
2575	sub cf::client::ext_reply($$@) {	3050	sub cf::client::ext_reply($$@) {
2576	my ($self, $id, @msg) = @_;	3051	my ($self, $id, @msg) = @_;
2577		3052
2578	if ($self->extcmd == 2) {	3053	if ($self->extcmd == 2) {
2579	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3054	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2580	} elsif ($self->ns->extcmd == 1) {	3055	} elsif ($self->extcmd == 1) {
2581	#TODO: version 1, remove	3056	#TODO: version 1, remove
2582	unshift @msg, msgtype => "reply", msgid => $id;	3057	unshift @msg, msgtype => "reply", msgid => $id;
2583	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3058	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2584	}	3059	}
2585	}	3060	}
2586		3061
2587	=item $success = $client->query ($flags, "text", \&cb)	3062	=item $success = $client->query ($flags, "text", \&cb)
2588		3063
…		…
2689		3164
2690	$coro	3165	$coro
2691	}	3166	}
2692		3167
2693	cf::client->attach (	3168	cf::client->attach (
2694	on_destroy => sub {	3169	on_client_destroy => sub {
2695	my ($ns) = @_;	3170	my ($ns) = @_;
2696		3171
2697	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3172	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2698	},	3173	},
2699	);	3174	);
…		…
2715	our $safe_hole = new Safe::Hole;	3190	our $safe_hole = new Safe::Hole;
2716		3191
2717	$SIG{FPE} = 'IGNORE';	3192	$SIG{FPE} = 'IGNORE';
2718		3193
2719	$safe->permit_only (Opcode::opset qw(	3194	$safe->permit_only (Opcode::opset qw(
2720	:base_core :base_mem :base_orig :base_math	3195	:base_core :base_mem :base_orig :base_math :base_loop
2721	grepstart grepwhile mapstart mapwhile	3196	grepstart grepwhile mapstart mapwhile
2722	sort time	3197	sort time
2723	));	3198	));
2724		3199
2725	# here we export the classes and methods available to script code	3200	# here we export the classes and methods available to script code
…		…
2727	=pod	3202	=pod
2728		3203
2729	The following functions and methods are available within a safe environment:	3204	The following functions and methods are available within a safe environment:
2730		3205
2731	cf::object	3206	cf::object
2732	contr pay_amount pay_player map x y force_find force_add	3207	contr pay_amount pay_player map x y force_find force_add destroy
2733	insert remove name archname title slaying race	3208	insert remove name archname title slaying race decrease split
		3209	value
2734		3210
2735	cf::object::player	3211	cf::object::player
2736	player	3212	player
2737		3213
2738	cf::player	3214	cf::player
…		…
2743		3219
2744	=cut	3220	=cut
2745		3221
2746	for (	3222	for (
2747	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3223	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2748	insert remove inv name archname title slaying race)],	3224	insert remove inv nrof name archname title slaying race
		3225	decrease split destroy change_exp value msg lore send_msg)],
2749	["cf::object::player" => qw(player)],	3226	["cf::object::player" => qw(player)],
2750	["cf::player" => qw(peaceful)],	3227	["cf::player" => qw(peaceful send_msg)],
2751	["cf::map" => qw(trigger)],	3228	["cf::map" => qw(trigger)],
2752	) {	3229	) {
2753	no strict 'refs';	3230	no strict 'refs';
2754	my ($pkg, @funs) = @$_;	3231	my ($pkg, @funs) = @$_;
2755	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3232	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2773		3250
2774	my $qcode = $code;	3251	my $qcode = $code;
2775	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3252	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2776	$qcode =~ s/\n/\\n/g;	3253	$qcode =~ s/\n/\\n/g;
2777		3254
		3255	%vars = (_dummy => 0) unless %vars;
		3256
		3257	my @res;
2778	local $_;	3258	local $_;
2779	local @safe::cf::_safe_eval_args = values %vars;
2780		3259
2781	my $eval =	3260	my $eval =
2782	"do {\n"	3261	"do {\n"
2783	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3262	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2784	. "#line 0 \"{$qcode}\"\n"	3263	. "#line 0 \"{$qcode}\"\n"
2785	. $code	3264	. $code
2786	. "\n}"	3265	. "\n}"
2787	;	3266	;
2788		3267
		3268	if ($CFG{safe_eval}) {
2789	sub_generation_inc;	3269	sub_generation_inc;
		3270	local @safe::cf::_safe_eval_args = values %vars;
2790	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3271	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2791	sub_generation_inc;	3272	sub_generation_inc;
		3273	} else {
		3274	local @cf::_safe_eval_args = values %vars;
		3275	@res = wantarray ? eval eval : scalar eval $eval;
		3276	}
2792		3277
2793	if ($@) {	3278	if ($@) {
2794	warn "$@";	3279	warn "$@";
2795	warn "while executing safe code '$code'\n";	3280	warn "while executing safe code '$code'\n";
2796	warn "with arguments " . (join " ", %vars) . "\n";	3281	warn "with arguments " . (join " ", %vars) . "\n";
…		…
2815	=cut	3300	=cut
2816		3301
2817	sub register_script_function {	3302	sub register_script_function {
2818	my ($fun, $cb) = @_;	3303	my ($fun, $cb) = @_;
2819		3304
2820	no strict 'refs';	3305	$fun = "safe::$fun" if $CFG{safe_eval};
2821	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3306	*$fun = $safe_hole->wrap ($cb);
2822	}	3307	}
2823		3308
2824	=back	3309	=back
2825		3310
2826	=cut	3311	=cut
…		…
2829	# the server's init and main functions	3314	# the server's init and main functions
2830		3315
2831	sub load_facedata($) {	3316	sub load_facedata($) {
2832	my ($path) = @_;	3317	my ($path) = @_;
2833		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
2834	my $enc = JSON::XS->new->utf8->canonical;	3323	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2835		3324
2836	warn "loading facedata from $path\n";	3325	warn "loading facedata from $path\n";
2837		3326
2838	my $facedata;	3327	my $facedata;
2839	0 < aio_load $path, $facedata	3328	0 < aio_load $path, $facedata
…		…
2843		3332
2844	$facedata->{version} == 2	3333	$facedata->{version} == 2
2845	or cf::cleanup "$path: version mismatch, cannot proceed.";	3334	or cf::cleanup "$path: version mismatch, cannot proceed.";
2846		3335
2847	# 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]);
2848	$facedata->{resource}{"res/exp_table"} = {	3338	$facedata->{resource}{"res/exp_table"} = {
2849	type => FT_RSRC,	3339	type => FT_RSRC,
2850	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),
2851	};	3342	};
2852	cf::cede_to_tick;	3343	cf::cede_to_tick;
2853		3344
2854	{	3345	{
2855	my $faces = $facedata->{faceinfo};	3346	my $faces = $facedata->{faceinfo};
2856		3347
2857	while (my ($face, $info) = each %$faces) {	3348	while (my ($face, $info) = each %$faces) {
2858	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3349	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3350
2859	cf::face::set_visibility $idx, $info->{visibility};	3351	cf::face::set_visibility $idx, $info->{visibility};
2860	cf::face::set_magicmap $idx, $info->{magicmap};	3352	cf::face::set_magicmap $idx, $info->{magicmap};
2861	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3353	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2862	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3354	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
2863		3355
2864	cf::cede_to_tick;	3356	cf::cede_to_tick;
2865	}	3357	}
2866		3358
2867	while (my ($face, $info) = each %$faces) {	3359	while (my ($face, $info) = each %$faces) {
2868	next unless $info->{smooth};	3360	next unless $info->{smooth};
		3361
2869	my $idx = cf::face::find $face	3362	my $idx = cf::face::find $face
2870	or next;	3363	or next;
		3364
2871	if (my $smooth = cf::face::find $info->{smooth}) {	3365	if (my $smooth = cf::face::find $info->{smooth}) {
2872	cf::face::set_smooth $idx, $smooth;	3366	cf::face::set_smooth $idx, $smooth;
2873	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3367	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2874	} else {	3368	} else {
2875	warn "smooth face '$info->{smooth}' not found for face '$face'";	3369	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
2889		3383
2890	cf::anim::invalidate_all; # d'oh	3384	cf::anim::invalidate_all; # d'oh
2891	}	3385	}
2892		3386
2893	{	3387	{
2894	# TODO: for gcfclient pleasure, we should give resources
2895	# that gcfclient doesn't grok a >10000 face index.
2896	my $res = $facedata->{resource};	3388	my $res = $facedata->{resource};
2897		3389
2898	my $soundconf = delete $res->{"res/sound.conf"};
2899
2900	while (my ($name, $info) = each %$res) {	3390	while (my ($name, $info) = each %$res) {
		3391	if (defined $info->{type}) {
2901	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3392	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2902	my $data;
2903		3393
2904	if ($info->{type} & 1) {	3394	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
2905	# prepend meta info	3395	cf::face::set_type $idx, $info->{type};
2906
2907	my $meta = $enc->encode ({
2908	name => $name,
2909	%{ $info->{meta} || {} },
2910	});
2911
2912	$data = pack "(w/a*)*", $meta, $info->{data};
2913	} else {	3396	} else {
2914	$data = $info->{data};	3397	$RESOURCE{$name} = $info;
2915	}	3398	}
2916		3399
2917	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
2918	cf::face::set_type $idx, $info->{type};
2919
2920	cf::cede_to_tick;	3400	cf::cede_to_tick;
2921	}	3401	}
2922
2923	if ($soundconf) {
2924	$soundconf = $enc->decode (delete $soundconf->{data});
2925
2926	for (0 .. SOUND_CAST_SPELL_0 - 1) {
2927	my $sound = $soundconf->{compat}[$_]
2928	or next;
2929
2930	my $face = cf::face::find "sound/$sound->[1]";
2931	cf::sound::set $sound->[0] => $face;
2932	cf::sound::old_sound_index $_, $face; # gcfclient-compat
2933	}
2934
2935	while (my ($k, $v) = each %{$soundconf->{event}}) {
2936	my $face = cf::face::find "sound/$v";
2937	cf::sound::set $k => $face;
2938	}
2939	}
2940	}	3402	}
		3403
		3404	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
2941		3405
2942	1	3406	1
2943	}	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 => $face;
		3425	}
		3426	}
		3427	});
2944		3428
2945	register_exticmd fx_want => sub {	3429	register_exticmd fx_want => sub {
2946	my ($ns, $want) = @_;	3430	my ($ns, $want) = @_;
2947		3431
2948	while (my ($k, $v) = each %$want) {	3432	while (my ($k, $v) = each %$want) {
2949	$ns->fx_want ($k, $v);	3433	$ns->fx_want ($k, $v);
2950	}	3434	}
2951	};	3435	};
2952		3436
		3437	sub load_resource_file($) {
		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	$status
		3445	}
		3446
2953	sub reload_regions {	3447	sub reload_regions {
		3448	# HACK to clear player env face cache, we need some signal framework
		3449	# for this (global event?)
		3450	%ext::player_env::MUSIC_FACE_CACHE = ();
		3451
2954	load_resource_file "$MAPDIR/regions"	3452	load_resource_file "$MAPDIR/regions"
2955	or die "unable to load regions file\n";	3453	or die "unable to load regions file\n";
2956		3454
2957	for (cf::region::list) {	3455	for (cf::region::list) {
2958	$_->{match} = qr/$_->{match}/	3456	$_->{match} = qr/$_->{match}/
…		…
2966	}	3464	}
2967		3465
2968	sub reload_archetypes {	3466	sub reload_archetypes {
2969	load_resource_file "$DATADIR/archetypes"	3467	load_resource_file "$DATADIR/archetypes"
2970	or die "unable to load archetypes\n";	3468	or die "unable to load archetypes\n";
2971	#d# NEED to laod twice to resolve forward references
2972	# this really needs to be done in an extra post-pass
2973	# (which needs to be synchronous, so solve it differently)
2974	load_resource_file "$DATADIR/archetypes"
2975	or die "unable to load archetypes\n";
2976	}	3469	}
2977		3470
2978	sub reload_treasures {	3471	sub reload_treasures {
2979	load_resource_file "$DATADIR/treasures"	3472	load_resource_file "$DATADIR/treasures"
2980	or die "unable to load treasurelists\n";	3473	or die "unable to load treasurelists\n";
2981	}	3474	}
2982		3475
2983	sub reload_resources {	3476	sub reload_resources {
2984	warn "reloading resource files...\n";	3477	warn "reloading resource files...\n";
2985		3478
		3479	reload_facedata;
		3480	reload_archetypes;
2986	reload_regions;	3481	reload_regions;
2987	reload_facedata;
2988	#reload_archetypes;#d#
2989	reload_archetypes;
2990	reload_treasures;	3482	reload_treasures;
2991		3483
2992	warn "finished reloading resource files\n";	3484	warn "finished reloading resource files\n";
2993	}	3485	}
2994		3486
2995	sub init {	3487	sub reload_config {
2996	reload_resources;	3488	warn "reloading config file...\n";
2997	}
2998		3489
2999	sub cfg_load {
3000	open my $fh, "<:utf8", "$CONFDIR/config"	3490	open my $fh, "<:utf8", "$CONFDIR/config"
3001	or return;	3491	or return;
3002		3492
3003	local $/;	3493	local $/;
3004	*CFG = YAML::Syck::Load <$fh>;	3494	*CFG = YAML::XS::Load scalar <$fh>;
3005		3495
3006	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3496	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3007		3497
3008	$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};
3009	$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};
…		…
3013	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3503	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3014	and die "WARNING: m(un)lockall failed: $!\n";	3504	and die "WARNING: m(un)lockall failed: $!\n";
3015	};	3505	};
3016	warn $@ if $@;	3506	warn $@ if $@;
3017	}	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;
3018	}	3538	}
3019		3539
3020	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
3021	# we must not ever block the main coroutine	3555	# we must not ever block the main coroutine
3022	local $Coro::idle = sub {	3556	local $Coro::idle = sub {
3023	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#
3024	(async {	3558	(async {
3025	Event::one_event;	3559	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3560	EV::loop EV::LOOP_ONESHOT;
3026	})->prio (Coro::PRIO_MAX);	3561	})->prio (Coro::PRIO_MAX);
3027	};	3562	};
3028		3563
3029	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;
3030	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
3031	load_extensions;	3582	load_extensions;
3032		3583
3033	$TICK_WATCHER->start;	3584	utime time, time, $RUNTIMEFILE;
3034	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;
3035	}	3594	}
3036		3595
3037	#############################################################################	3596	#############################################################################
3038	# initialisation and cleanup	3597	# initialisation and cleanup
3039		3598
3040	# install some emergency cleanup handlers	3599	# install some emergency cleanup handlers
3041	BEGIN {	3600	BEGIN {
		3601	our %SIGWATCHER = ();
3042	for my $signal (qw(INT HUP TERM)) {	3602	for my $signal (qw(INT HUP TERM)) {
3043	Event->signal (	3603	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3044	reentrant => 0,
3045	data => WF_AUTOCANCEL,
3046	signal => $signal,
3047	prio => 0,
3048	cb => sub {
3049	cf::cleanup "SIG$signal";	3604	cf::cleanup "SIG$signal";
3050	},
3051	);	3605	};
3052	}	3606	}
3053	}	3607	}
3054		3608
3055	sub write_runtime {	3609	sub write_runtime_sync {
3056	my $runtime = "$LOCALDIR/runtime";	3610	my $t0 = AE::time;
3057		3611
3058	# first touch the runtime file to show we are still running:	3612	# first touch the runtime file to show we are still running:
3059	# the fsync below can take a very very long time.	3613	# the fsync below can take a very very long time.
3060		3614
3061	IO::AIO::aio_utime $runtime, undef, undef;	3615	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3062		3616
3063	my $guard = cf::lock_acquire "write_runtime";	3617	my $guard = cf::lock_acquire "write_runtime";
3064		3618
3065	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3619	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3066	or return;	3620	or return;
3067		3621
3068	my $value = $cf::RUNTIME + 90 + 10;	3622	my $value = $cf::RUNTIME + 90 + 10;
3069	# 10 is the runtime save interval, for a monotonic clock	3623	# 10 is the runtime save interval, for a monotonic clock
3070	# 60 allows for the watchdog to kill the server.	3624	# 60 allows for the watchdog to kill the server.
…		…
3080	aio_utime $fh, undef, undef;	3634	aio_utime $fh, undef, undef;
3081		3635
3082	close $fh	3636	close $fh
3083	or return;	3637	or return;
3084		3638
3085	aio_rename "$runtime~", $runtime	3639	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3086	and return;	3640	and return;
3087		3641
3088	warn "runtime file written.\n";	3642	warn sprintf "runtime file written (%gs).\n", AE::time - $t0;
3089		3643
3090	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 };
3091	}	3695	}
3092		3696
3093	sub emergency_save() {	3697	sub emergency_save() {
3094	my $freeze_guard = cf::freeze_mainloop;	3698	my $freeze_guard = cf::freeze_mainloop;
3095		3699
3096	warn "enter emergency perl save\n";	3700	warn "emergency_perl_save: enter\n";
3097		3701
3098	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
3099	# use a peculiar iteration method to avoid tripping on perl	3708	# use a peculiar iteration method to avoid tripping on perl
3100	# refcount bugs in for. also avoids problems with players	3709	# refcount bugs in for. also avoids problems with players
3101	# and maps saved/destroyed asynchronously.	3710	# and maps saved/destroyed asynchronously.
3102	warn "begin emergency player save\n";	3711	warn "emergency_perl_save: begin player save\n";
3103	for my $login (keys %cf::PLAYER) {	3712	for my $login (keys %cf::PLAYER) {
3104	my $pl = $cf::PLAYER{$login} or next;	3713	my $pl = $cf::PLAYER{$login} or next;
3105	$pl->valid or next;	3714	$pl->valid or next;
		3715	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3106	$pl->save;	3716	$pl->save;
3107	}	3717	}
3108	warn "end emergency player save\n";	3718	warn "emergency_perl_save: end player save\n";
3109		3719
3110	warn "begin emergency map save\n";	3720	warn "emergency_perl_save: begin map save\n";
3111	for my $path (keys %cf::MAP) {	3721	for my $path (keys %cf::MAP) {
3112	my $map = $cf::MAP{$path} or next;	3722	my $map = $cf::MAP{$path} or next;
3113	$map->valid or next;	3723	$map->valid or next;
3114	$map->save;	3724	$map->save;
3115	}	3725	}
3116	warn "end emergency map save\n";	3726	warn "emergency_perl_save: end map save\n";
3117		3727
3118	warn "begin emergency database checkpoint\n";	3728	warn "emergency_perl_save: begin database checkpoint\n";
3119	BDB::db_env_txn_checkpoint $DB_ENV;	3729	BDB::db_env_txn_checkpoint $DB_ENV;
3120	warn "end emergency database checkpoint\n";	3730	warn "emergency_perl_save: end database checkpoint\n";
		3731
		3732	warn "emergency_perl_save: begin write uuid\n";
		3733	write_uuid_sync 1;
		3734	warn "emergency_perl_save: end write uuid\n";
3121	};	3735	};
3122		3736
		3737	warn "emergency_perl_save: starting sync()\n";
		3738	IO::AIO::aio_sync sub {
		3739	warn "emergency_perl_save: finished sync()\n";
		3740	};
		3741
3123	warn "leave emergency perl save\n";	3742	warn "emergency_perl_save: leave\n";
3124	}	3743	}
3125		3744
3126	sub post_cleanup {	3745	sub post_cleanup {
3127	my ($make_core) = @_;	3746	my ($make_core) = @_;
3128		3747
3129	warn Carp::longmess "post_cleanup backtrace"	3748	warn Carp::longmess "post_cleanup backtrace"
3130	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#
3131	}	3779	}
3132		3780
3133	sub do_reload_perl() {	3781	sub do_reload_perl() {
3134	# can/must only be called in main	3782	# can/must only be called in main
3135	if ($Coro::current != $Coro::main) {	3783	if ($Coro::current != $Coro::main) {
3136	warn "can only reload from main coroutine";	3784	warn "can only reload from main coroutine";
3137	return;	3785	return;
3138	}	3786	}
3139		3787
		3788	return if $RELOAD++;
		3789
		3790	my $t1 = AE::time;
		3791
		3792	while ($RELOAD) {
3140	warn "reloading...";	3793	warn "reloading...";
3141		3794
3142	warn "entering sync_job";	3795	warn "entering sync_job";
3143		3796
3144	cf::sync_job {	3797	cf::sync_job {
3145	cf::write_runtime; # external watchdog should not bark	3798	cf::write_runtime_sync; # external watchdog should not bark
3146	cf::emergency_save;	3799	cf::emergency_save;
3147	cf::write_runtime; # external watchdog should not bark	3800	cf::write_runtime_sync; # external watchdog should not bark
3148		3801
3149	warn "syncing database to disk";	3802	warn "syncing database to disk";
3150	BDB::db_env_txn_checkpoint $DB_ENV;	3803	BDB::db_env_txn_checkpoint $DB_ENV;
3151		3804
3152	# 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
3153		3806
3154	warn "cancelling all WF_AUTOCANCEL watchers";
3155	for (Event::all_watchers) {
3156	$_->cancel if $_->data & WF_AUTOCANCEL;
3157	}
3158
3159	warn "flushing outstanding aio requests";	3807	warn "flushing outstanding aio requests";
3160	for (;;) {
3161	BDB::flush;
3162	IO::AIO::flush;
3163	Coro::cede;
3164	last unless IO::AIO::nreqs || BDB::nreqs;	3808	while (IO::AIO::nreqs || BDB::nreqs) {
3165	warn "iterate...";	3809	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3166	}
3167
3168	++$RELOAD;
3169
3170	warn "cancelling all extension coros";
3171	$_->cancel for values %EXT_CORO;
3172	%EXT_CORO = ();
3173
3174	warn "removing commands";
3175	%COMMAND = ();
3176
3177	warn "removing ext/exti commands";
3178	%EXTCMD = ();
3179	%EXTICMD = ();
3180
3181	warn "unloading/nuking all extensions";
3182	for my $pkg (@EXTS) {
3183	warn "... unloading $pkg";
3184
3185	if (my $cb = $pkg->can ("unload")) {
3186	eval {
3187	$cb->($pkg);
3188	1
3189	} or warn "$pkg unloaded, but with errors: $@";
3190	}	3810	}
3191		3811
3192	warn "... nuking $pkg";	3812	warn "cancelling all extension coros";
3193	Symbol::delete_package $pkg;	3813	$_->cancel for values %EXT_CORO;
3194	}	3814	%EXT_CORO = ();
3195		3815
3196	warn "unloading all perl modules loaded from $LIBDIR";	3816	warn "removing commands";
3197	while (my ($k, $v) = each %INC) {	3817	%COMMAND = ();
3198	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3199		3818
		3819	warn "removing ext/exti commands";
		3820	%EXTCMD = ();
		3821	%EXTICMD = ();
		3822
		3823	warn "unloading/nuking all extensions";
		3824	for my $pkg (@EXTS) {
3200	warn "... unloading $k";	3825	warn "... unloading $pkg";
3201	delete $INC{$k};
3202		3826
3203	$k =~ s/\.pm$//;
3204	$k =~ s/\//::/g;
3205
3206	if (my $cb = $k->can ("unload_module")) {	3827	if (my $cb = $pkg->can ("unload")) {
		3828	eval {
3207	$cb->();	3829	$cb->($pkg);
		3830	1
		3831	} or warn "$pkg unloaded, but with errors: $@";
		3832	}
		3833
		3834	warn "... clearing $pkg";
		3835	clear_package $pkg;
3208	}	3836	}
3209		3837
3210	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;
3211	}	3853	}
3212		3854
3213	warn "getting rid of safe::, as good as possible";	3855	warn "getting rid of safe::, as good as possible";
3214	Symbol::delete_package "safe::$_"	3856	clear_package "safe::$_"
3215	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);
3216		3858
3217	warn "unloading cf.pm \"a bit\"";	3859	warn "unloading cf.pm \"a bit\"";
3218	delete $INC{"cf.pm"};	3860	delete $INC{"cf.pm"};
3219	delete $INC{"cf/pod.pm"};	3861	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3220		3862
3221	# don't, removes xs symbols, too,	3863	# don't, removes xs symbols, too,
3222	# and global variables created in xs	3864	# and global variables created in xs
3223	#Symbol::delete_package __PACKAGE__;	3865	#clear_package __PACKAGE__;
3224		3866
3225	warn "unload completed, starting to reload now";	3867	warn "unload completed, starting to reload now";
3226		3868
3227	warn "reloading cf.pm";	3869	warn "reloading cf.pm";
3228	require cf;	3870	require cf;
3229	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3871	cf::_connect_to_perl_1;
3230		3872
3231	warn "loading config and database again";	3873	warn "loading config and database again";
3232	cf::cfg_load;	3874	cf::reload_config;
3233		3875
3234	warn "loading extensions";	3876	warn "loading extensions";
3235	cf::load_extensions;	3877	cf::load_extensions;
3236		3878
		3879	if ($REATTACH_ON_RELOAD) {
3237	warn "reattaching attachments to objects/players";	3880	warn "reattaching attachments to objects/players";
3238	_global_reattach; # objects, sockets	3881	_global_reattach; # objects, sockets
3239	warn "reattaching attachments to maps";	3882	warn "reattaching attachments to maps";
3240	reattach $_ for values %MAP;	3883	reattach $_ for values %MAP;
3241	warn "reattaching attachments to players";	3884	warn "reattaching attachments to players";
3242	reattach $_ for values %PLAYER;	3885	reattach $_ for values %PLAYER;
		3886	}
3243		3887
		3888	warn "running post_init jobs";
		3889	(pop @POST_INIT)->(1) while @POST_INIT;
		3890
3244	warn "leaving sync_job";	3891	warn "leaving sync_job";
3245		3892
3246	1	3893	1
3247	} or do {	3894	} or do {
3248	warn $@;	3895	warn $@;
3249	warn "error while reloading, exiting.";	3896	cf::cleanup "error while reloading, exiting.";
3250	exit 1;
3251	};	3897	};
3252		3898
3253	warn "reloaded";	3899	warn "reloaded";
		3900	--$RELOAD;
		3901	}
		3902
		3903	$t1 = AE::time - $t1;
		3904	warn "reload completed in ${t1}s\n";
3254	};	3905	};
3255		3906
3256	our $RELOAD_WATCHER; # used only during reload	3907	our $RELOAD_WATCHER; # used only during reload
3257		3908
3258	sub reload_perl() {	3909	sub reload_perl() {
3259	# doing reload synchronously and two reloads happen back-to-back,	3910	# doing reload synchronously and two reloads happen back-to-back,
3260	# coro crashes during coro_state_free->destroy here.	3911	# coro crashes during coro_state_free->destroy here.
3261		3912
3262	$RELOAD_WATCHER ||= Event->timer (	3913	$RELOAD_WATCHER ||= cf::async {
3263	reentrant => 0,	3914	Coro::AIO::aio_wait cache_extensions;
3264	after => 0,	3915
3265	data => WF_AUTOCANCEL,	3916	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3266	cb => sub {
3267	do_reload_perl;	3917	do_reload_perl;
3268	undef $RELOAD_WATCHER;	3918	undef $RELOAD_WATCHER;
3269	},	3919	};
3270	);	3920	};
3271	}	3921	}
3272		3922
3273	register_command "reload" => sub {	3923	register_command "reload" => sub {
3274	my ($who, $arg) = @_;	3924	my ($who, $arg) = @_;
3275		3925
3276	if ($who->flag (FLAG_WIZ)) {	3926	if ($who->flag (FLAG_WIZ)) {
3277	$who->message ("reloading server.");	3927	$who->message ("reloading server.");
		3928	async {
		3929	$Coro::current->{desc} = "perl_reload";
3278	async { reload_perl };	3930	reload_perl;
		3931	};
3279	}	3932	}
3280	};	3933	};
3281		3934
3282	unshift @INC, $LIBDIR;	3935	unshift @INC, $LIBDIR;
3283		3936
…		…
3285		3938
3286	our @WAIT_FOR_TICK;	3939	our @WAIT_FOR_TICK;
3287	our @WAIT_FOR_TICK_BEGIN;	3940	our @WAIT_FOR_TICK_BEGIN;
3288		3941
3289	sub wait_for_tick {	3942	sub wait_for_tick {
3290	return unless $TICK_WATCHER->is_active;
3291	return if $Coro::current == $Coro::main;	3943	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3292		3944
3293	my $signal = new Coro::Signal;	3945	my $signal = new Coro::Signal;
3294	push @WAIT_FOR_TICK, $signal;	3946	push @WAIT_FOR_TICK, $signal;
3295	$signal->wait;	3947	$signal->wait;
3296	}	3948	}
3297		3949
3298	sub wait_for_tick_begin {	3950	sub wait_for_tick_begin {
3299	return unless $TICK_WATCHER->is_active;
3300	return if $Coro::current == $Coro::main;	3951	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3301		3952
3302	my $signal = new Coro::Signal;	3953	my $signal = new Coro::Signal;
3303	push @WAIT_FOR_TICK_BEGIN, $signal;	3954	push @WAIT_FOR_TICK_BEGIN, $signal;
3304	$signal->wait;	3955	$signal->wait;
3305	}	3956	}
3306		3957
3307	my $min = 1e6;#d#	3958	sub tick {
3308	my $avg = 10;
3309	$TICK_WATCHER = Event->timer (
3310	reentrant => 0,
3311	parked => 1,
3312	prio => 0,
3313	at => $NEXT_TICK || $TICK,
3314	data => WF_AUTOCANCEL,
3315	cb => sub {
3316	if ($Coro::current != $Coro::main) {	3959	if ($Coro::current != $Coro::main) {
3317	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"
3318	unless ++$bug_warning > 10;	3961	unless ++$bug_warning > 10;
3319	return;	3962	return;
3320	}	3963	}
3321		3964
3322	$NOW = $tick_start = Event::time;
3323
3324	cf::server_tick; # one server iteration	3965	cf::server_tick; # one server iteration
3325		3966
3326	0 && sync_job {#d#	3967	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3327	for(1..10) {
3328	my $t = Event::time;
3329	my $map = my $map = new_from_path cf::map "/tmp/x.map"
3330	or die;
3331		3968
3332	$map->width (50);	3969	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3333	$map->height (50);	3970	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3334	$map->alloc;	3971	Coro::async_pool {
3335	$map->_load_objects ("/tmp/x.map", 1);	3972	$Coro::current->{desc} = "runtime saver";
3336	my $t = Event::time - $t;	3973	write_runtime_sync
3337		3974	or warn "ERROR: unable to write runtime file: $!";
3338	#next unless $t < 0.0013;#d#
3339	if ($t < $min) {
3340	$min = $t;
3341	}
3342	$avg = $avg * 0.99 + $t * 0.01;
3343	}
3344	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3345	exit 0;
3346	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3347	};	3975	};
		3976	}
3348		3977
3349	$RUNTIME += $TICK;
3350	$NEXT_TICK += $TICK;
3351
3352	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3353	$NEXT_RUNTIME_WRITE = $NOW + 10;
3354	Coro::async_pool {
3355	write_runtime
3356	or warn "ERROR: unable to write runtime file: $!";
3357	};
3358	}
3359
3360	# my $AFTER = Event::time;
3361	# warn $AFTER - $NOW;#d#
3362
3363	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3978	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3364	$sig->send;	3979	$sig->send;
3365	}	3980	}
3366	while (my $sig = shift @WAIT_FOR_TICK) {	3981	while (my $sig = shift @WAIT_FOR_TICK) {
3367	$sig->send;	3982	$sig->send;
3368	}	3983	}
3369		3984
3370	$NOW = Event::time;	3985	$LOAD = ($NOW - $TICK_START) / $TICK;
3371
3372	# if we are delayed by four ticks or more, skip them all
3373	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3374
3375	$TICK_WATCHER->at ($NEXT_TICK);
3376	$TICK_WATCHER->start;
3377
3378	$LOAD = ($NOW - $tick_start) / $TICK;
3379	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3986	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3380		3987
3381	_post_tick;	3988	if (0) {
3382		3989	if ($NEXT_TICK) {
3383		3990	my $jitter = $TICK_START - $NEXT_TICK;
		3991	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3992	warn "jitter $JITTER\n";#d#
		3993	}
3384	},	3994	}
3385	);	3995	}
3386		3996
3387	{	3997	{
3388	BDB::max_poll_time $TICK * 0.1;	3998	# configure BDB
3389	$BDB_POLL_WATCHER = Event->io (	3999
3390	reentrant => 0,
3391	fd => BDB::poll_fileno,
3392	poll => 'r',
3393	prio => 0,
3394	data => WF_AUTOCANCEL,
3395	cb => \&BDB::poll_cb,
3396	);
3397	BDB::min_parallel 8;	4000	BDB::min_parallel 16;
3398		4001	BDB::max_poll_reqs $TICK * 0.1;
3399	BDB::set_sync_prepare {	4002	$AnyEvent::BDB::WATCHER->priority (1);
3400	my $status;
3401	my $current = $Coro::current;
3402	(
3403	sub {
3404	$status = $!;
3405	$current->ready; undef $current;
3406	},
3407	sub {
3408	Coro::schedule while defined $current;
3409	$! = $status;
3410	},
3411	)
3412	};
3413		4003
3414	unless ($DB_ENV) {	4004	unless ($DB_ENV) {
3415	$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);
3416		4011
3417	cf::sync_job {	4012	cf::sync_job {
3418	eval {	4013	eval {
3419	BDB::db_env_open	4014	BDB::db_env_open
3420	$DB_ENV,	4015	$DB_ENV,
…		…
3422	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
3423	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4018	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3424	0666;	4019	0666;
3425		4020
3426	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4021	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3427
3428	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3429	$DB_ENV->set_lk_detect;
3430	};	4022	};
3431		4023
3432	cf::cleanup "db_env_open(db): $@" if $@;	4024	cf::cleanup "db_env_open(db): $@" if $@;
3433	};	4025	};
3434	}	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	};
3435	}	4037	}
3436		4038
3437	{	4039	{
		4040	# configure IO::AIO
		4041
3438	IO::AIO::min_parallel 8;	4042	IO::AIO::min_parallel 8;
3439
3440	undef $Coro::AIO::WATCHER;
3441	IO::AIO::max_poll_time $TICK * 0.1;	4043	IO::AIO::max_poll_time $TICK * 0.1;
3442	$AIO_POLL_WATCHER = Event->io (	4044	undef $AnyEvent::AIO::WATCHER;
3443	reentrant => 0,
3444	data => WF_AUTOCANCEL,
3445	fd => IO::AIO::poll_fileno,
3446	poll => 'r',
3447	prio => 6,
3448	cb => \&IO::AIO::poll_cb,
3449	);
3450	}	4045	}
3451		4046
3452	my $_log_backtrace;	4047	my $_log_backtrace;
3453		4048
3454	sub _log_backtrace {	4049	sub _log_backtrace {
…		…
3457	$msg =~ s/\n//;	4052	$msg =~ s/\n//;
3458		4053
3459	# limit the # of concurrent backtraces	4054	# limit the # of concurrent backtraces
3460	if ($_log_backtrace < 2) {	4055	if ($_log_backtrace < 2) {
3461	++$_log_backtrace;	4056	++$_log_backtrace;
		4057	my $perl_bt = Carp::longmess $msg;
3462	async {	4058	async {
		4059	$Coro::current->{desc} = "abt $msg";
		4060
3463	my @bt = fork_call {	4061	my @bt = fork_call {
3464	@addr = map { sprintf "%x", $_ } @addr;	4062	@addr = map { sprintf "%x", $_ } @addr;
3465	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4063	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3466	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 |"
3467	or die "addr2line: $!";	4065	or die "addr2line: $!";
…		…
3475	}	4073	}
3476		4074
3477	@funcs	4075	@funcs
3478	};	4076	};
3479		4077
3480	LOG llevInfo, "[ABT] $msg\n";	4078	LOG llevInfo, "[ABT] $perl_bt\n";
		4079	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3481	LOG llevInfo, "[ABT] $_\n" for @bt;	4080	LOG llevInfo, "[ABT] $_\n" for @bt;
3482	--$_log_backtrace;	4081	--$_log_backtrace;
3483	};	4082	};
3484	} else {	4083	} else {
3485	LOG llevInfo, "[ABT] $msg\n";	4084	LOG llevInfo, "[ABT] $msg\n";
3486	LOG llevInfo, "[ABT] [suppressed]\n";	4085	LOG llevInfo, "[ABT] [suppressed]\n";
3487	}	4086	}
3488	}	4087	}
3489		4088
3490	# load additional modules	4089	# load additional modules
3491	use cf::pod;	4090	require "cf/$_.pm" for @EXTRA_MODULES;
		4091	cf::_connect_to_perl_2;
3492		4092
3493	END { cf::emergency_save }	4093	END { cf::emergency_save }
3494		4094
3495	1	4095	1
3496		4096

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