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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.351 by root, Sun Sep 2 00:57:38 2007 UTC vs.
Revision 1.524 by root, Sun Apr 18 07:08:07 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 ();	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	sub in_main() {
		171	$Coro::current == $Coro::main
		172	}
		173
		174	#############################################################################
		175
		176	%REFLECT = ();
		177	for (@REFLECT) {
		178	my $reflect = JSON::XS::decode_json $_;
		179	$REFLECT{$reflect->{class}} = $reflect;
		180	}
		181
		182	# this is decidedly evil
		183	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
119		184
120	#############################################################################	185	#############################################################################
121		186
122	=head2 GLOBAL VARIABLES	187	=head2 GLOBAL VARIABLES
123		188
…		…
159		224
160	The raw value load value from the last tick.	225	The raw value load value from the last tick.
161		226
162	=item %cf::CFG	227	=item %cf::CFG
163		228
164	Configuration for the server, loaded from C</etc/crossfire/config>, or	229	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
165	from wherever your confdir points to.	230	from wherever your confdir points to.
166		231
167	=item cf::wait_for_tick, cf::wait_for_tick_begin	232	=item cf::wait_for_tick, cf::wait_for_tick_begin
168		233
169	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	234	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	235	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.	236	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
172		237
173	=item @cf::INVOKE_RESULTS	238	=item @cf::INVOKE_RESULTS
174		239
175	This array contains the results of the last C<invoke ()> call. When	240	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	241	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
177	that call.	242	that call.
178		243
		244	=item %cf::REFLECT
		245
		246	Contains, for each (C++) class name, a hash reference with information
		247	about object members (methods, scalars, arrays and flags) and other
		248	metadata, which is useful for introspection.
		249
179	=back	250	=back
180		251
181	=cut	252	=cut
182		253
183	BEGIN {	254	$Coro::State::WARNHOOK = sub {
184	*CORE::GLOBAL::warn = sub {
185	my $msg = join "", @_;	255	my $msg = join "", @_;
186		256
187	$msg .= "\n"	257	$msg .= "\n"
188	unless $msg =~ /\n$/;	258	unless $msg =~ /\n$/;
189		259
190	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	260	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
191		261
192	utf8::encode $msg;
193	LOG llevError, $msg;	262	LOG llevError, $msg;
194	};	263	};
195	}	264
		265	$Coro::State::DIEHOOK = sub {
		266	return unless $^S eq 0; # "eq", not "=="
		267
		268	warn Carp::longmess $_[0];
		269
		270	if (in_main) {#d#
		271	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		272	return;#d#
		273	}#d#
		274
		275	# kill coroutine otherwise
		276	Coro::terminate
		277	};
196		278
197	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	279	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
198	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	280	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
199	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	281	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
200	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	282	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
207	for my $pkg (qw(	289	for my $pkg (qw(
208	cf::global cf::attachable	290	cf::global cf::attachable
209	cf::object cf::object::player	291	cf::object cf::object::player
210	cf::client cf::player	292	cf::client cf::player
211	cf::arch cf::living	293	cf::arch cf::living
		294	cf::map cf::mapspace
212	cf::map cf::party cf::region	295	cf::party cf::region
213	)) {	296	)) {
214	no strict 'refs';
215	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	297	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
216	}	298	}
217		299
218	$Event::DIED = sub {	300	$EV::DIED = sub {
219	warn "error in event callback: @_";	301	Carp::cluck "error in event callback: @_";
220	};	302	};
221		303
222	#############################################################################	304	#############################################################################
223		305
224	=head2 UTILITY FUNCTIONS	306	=head2 UTILITY FUNCTIONS
…		…
246	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	328	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
247	$d	329	$d
248	} || "[unable to dump $_[0]: '$@']";	330	} || "[unable to dump $_[0]: '$@']";
249	}	331	}
250		332
251	=item $ref = cf::from_json $json	333	=item $ref = cf::decode_json $json
252		334
253	Converts a JSON string into the corresponding perl data structure.	335	Converts a JSON string into the corresponding perl data structure.
254		336
255	=item $json = cf::to_json $ref	337	=item $json = cf::encode_json $ref
256		338
257	Converts a perl data structure into its JSON representation.	339	Converts a perl data structure into its JSON representation.
258		340
259	=cut	341	=cut
260		342
261	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	343	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
262		344
263	sub to_json ($) { $json_coder->encode ($_[0]) }	345	sub encode_json($) { $json_coder->encode ($_[0]) }
264	sub from_json ($) { $json_coder->decode ($_[0]) }	346	sub decode_json($) { $json_coder->decode ($_[0]) }
		347
		348	=item cf::post_init { BLOCK }
		349
		350	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		351	but I<before> the server starts ticking again.
		352
		353	The cdoeblock will have a single boolean argument to indicate whether this
		354	is a reload or not.
		355
		356	=cut
		357
		358	sub post_init(&) {
		359	push @POST_INIT, shift;
		360	}
265		361
266	=item cf::lock_wait $string	362	=item cf::lock_wait $string
267		363
268	Wait until the given lock is available. See cf::lock_acquire.	364	Wait until the given lock is available. See cf::lock_acquire.
269		365
270	=item my $lock = cf::lock_acquire $string	366	=item my $lock = cf::lock_acquire $string
271		367
272	Wait until the given lock is available and then acquires it and returns	368	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,	369	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	370	for example when the coroutine gets canceled), the lock is automatically
275	returned.	371	returned.
276		372
277	Locks are *not* recursive, locking from the same coro twice results in a	373	Locks are *not* recursive, locking from the same coro twice results in a
278	deadlocked coro.	374	deadlocked coro.
…		…
284		380
285	Return true if the lock is currently active, i.e. somebody has locked it.	381	Return true if the lock is currently active, i.e. somebody has locked it.
286		382
287	=cut	383	=cut
288		384
289	our %LOCK;	385	our $LOCKS = new Coro::SemaphoreSet;
290		386
291	sub lock_wait($) {	387	sub lock_wait($) {
292	my ($key) = @_;	388	$LOCKS->wait ($_[0]);
293
294	# wait for lock, if any
295	while ($LOCK{$key}) {
296	push @{ $LOCK{$key} }, $Coro::current;
297	Coro::schedule;
298	}
299	}	389	}
300		390
301	sub lock_acquire($) {	391	sub lock_acquire($) {
302	my ($key) = @_;	392	$LOCKS->guard ($_[0])
303
304	# wait, to be sure we are not locked
305	lock_wait $key;
306
307	$LOCK{$key} = [];
308
309	Coro::guard {
310	# wake up all waiters, to be on the safe side
311	$_->ready for @{ delete $LOCK{$key} };
312	}
313	}	393	}
314		394
315	sub lock_active($) {	395	sub lock_active($) {
316	my ($key) = @_;	396	$LOCKS->count ($_[0]) < 1
317
318	! ! $LOCK{$key}
319	}	397	}
320		398
321	sub freeze_mainloop {	399	sub freeze_mainloop {
322	return unless $TICK_WATCHER->is_active;	400	tick_inhibit_inc;
323		401
324	my $guard = Coro::guard {	402	&Guard::guard (\&tick_inhibit_dec);
325	$TICK_WATCHER->start;	403	}
326	};	404
327	$TICK_WATCHER->stop;	405	=item cf::periodic $interval, $cb
328	$guard	406
		407	Like EV::periodic, but randomly selects a starting point so that the actions
		408	get spread over time.
		409
		410	=cut
		411
		412	sub periodic($$) {
		413	my ($interval, $cb) = @_;
		414
		415	my $start = rand List::Util::min 180, $interval;
		416
		417	EV::periodic $start, $interval, 0, $cb
329	}	418	}
330		419
331	=item cf::get_slot $time[, $priority[, $name]]	420	=item cf::get_slot $time[, $priority[, $name]]
332		421
333	Allocate $time seconds of blocking CPU time at priority C<$priority>:	422	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
341		430
342	=cut	431	=cut
343		432
344	our @SLOT_QUEUE;	433	our @SLOT_QUEUE;
345	our $SLOT_QUEUE;	434	our $SLOT_QUEUE;
		435	our $SLOT_DECAY = 0.9;
346		436
347	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	437	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
348	$SLOT_QUEUE = Coro::async {	438	$SLOT_QUEUE = Coro::async {
		439	$Coro::current->desc ("timeslot manager");
		440
349	my $signal = new Coro::Signal;	441	my $signal = new Coro::Signal;
		442	my $busy;
350		443
351	while () {	444	while () {
352	next_job:	445	next_job:
		446
353	my $avail = cf::till_tick;	447	my $avail = cf::till_tick;
354	if ($avail > 0.01) {	448
355	for (0 .. $#SLOT_QUEUE) {	449	for (0 .. $#SLOT_QUEUE) {
356	if ($SLOT_QUEUE[$_][0] < $avail) {	450	if ($SLOT_QUEUE[$_][0] <= $avail) {
		451	$busy = 0;
357	my $job = splice @SLOT_QUEUE, $_, 1, ();	452	my $job = splice @SLOT_QUEUE, $_, 1, ();
358	$job->[2]->send;	453	$job->[2]->send;
359	Coro::cede;	454	Coro::cede;
360	goto next_job;	455	goto next_job;
361	}	456	} else {
		457	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
362	}	458	}
363	}	459	}
364		460
365	if (@SLOT_QUEUE) {	461	if (@SLOT_QUEUE) {
366	# we do not use wait_For_tick() as it returns immediately when tick is inactive	462	# we do not use wait_for_tick() as it returns immediately when tick is inactive
367	push @cf::WAIT_FOR_TICK, $signal;	463	push @cf::WAIT_FOR_TICK, $signal;
368	$signal->wait;	464	$signal->wait;
369	} else {	465	} else {
		466	$busy = 0;
370	Coro::schedule;	467	Coro::schedule;
371	}	468	}
372	}	469	}
373	};	470	};
374		471
375	sub get_slot($;$$) {	472	sub get_slot($;$$) {
		473	return if tick_inhibit || $Coro::current == $Coro::main;
		474
376	my ($time, $pri, $name) = @_;	475	my ($time, $pri, $name) = @_;
377		476
378	$time = $TICK * .6 if $time > $TICK * .6;	477	$time = clamp $time, 0.01, $TICK * .6;
		478
379	my $sig = new Coro::Signal;	479	my $sig = new Coro::Signal;
380		480
381	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	481	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
382	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	482	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
383	$SLOT_QUEUE->ready;	483	$SLOT_QUEUE->ready;
…		…
394		494
395	BEGIN { *async = \&Coro::async_pool }	495	BEGIN { *async = \&Coro::async_pool }
396		496
397	=item cf::sync_job { BLOCK }	497	=item cf::sync_job { BLOCK }
398		498
399	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	499	The design of Deliantra requires that the main coroutine ($Coro::main)
400	is always able to handle events or runnable, as Crossfire TRT is only	500	is always able to handle events or runnable, as Deliantra is only
401	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	501	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
402	acceptable.	502	acceptable.
403		503
404	If it must be done, put the blocking parts into C<sync_job>. This will run	504	If it must be done, put the blocking parts into C<sync_job>. This will run
405	the given BLOCK in another coroutine while waiting for the result. The	505	the given BLOCK in another coroutine while waiting for the result. The
…		…
410		510
411	sub sync_job(&) {	511	sub sync_job(&) {
412	my ($job) = @_;	512	my ($job) = @_;
413		513
414	if ($Coro::current == $Coro::main) {	514	if ($Coro::current == $Coro::main) {
415	my $time = Event::time;	515	my $time = AE::time;
416		516
417	# this is the main coro, too bad, we have to block	517	# this is the main coro, too bad, we have to block
418	# till the operation succeeds, freezing the server :/	518	# till the operation succeeds, freezing the server :/
419		519
420	# TODO: use suspend/resume instead	520	LOG llevError, Carp::longmess "sync job";#d#
421	# (but this is cancel-safe)	521
422	my $freeze_guard = freeze_mainloop;	522	my $freeze_guard = freeze_mainloop;
423		523
424	my $busy = 1;	524	my $busy = 1;
425	my @res;	525	my @res;
426		526
427	(async {	527	(async {
		528	$Coro::current->desc ("sync job coro");
428	@res = eval { $job->() };	529	@res = eval { $job->() };
429	warn $@ if $@;	530	warn $@ if $@;
430	undef $busy;	531	undef $busy;
431	})->prio (Coro::PRIO_MAX);	532	})->prio (Coro::PRIO_MAX);
432		533
433	while ($busy) {	534	while ($busy) {
434	Coro::cede or Event::one_event;	535	if (Coro::nready) {
		536	Coro::cede_notself;
		537	} else {
		538	EV::loop EV::LOOP_ONESHOT;
435	}	539	}
		540	}
436		541
437	$time = Event::time - $time;	542	my $time = AE::time - $time;
438		543
439	LOG llevError | logBacktrace, Carp::longmess "long sync job"
440	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
441
442	$tick_start += $time; # do not account sync jobs to server load	544	$TICK_START += $time; # do not account sync jobs to server load
443		545
444	wantarray ? @res : $res[0]	546	wantarray ? @res : $res[0]
445	} else {	547	} else {
446	# we are in another coroutine, how wonderful, everything just works	548	# we are in another coroutine, how wonderful, everything just works
447		549
…		…
472	=item fork_call { }, $args	574	=item fork_call { }, $args
473		575
474	Executes the given code block with the given arguments in a seperate	576	Executes the given code block with the given arguments in a seperate
475	process, returning the results. Everything must be serialisable with	577	process, returning the results. Everything must be serialisable with
476	Coro::Storable. May, of course, block. Note that the executed sub may	578	Coro::Storable. May, of course, block. Note that the executed sub may
477	never block itself or use any form of Event handling.	579	never block itself or use any form of event handling.
478		580
479	=cut	581	=cut
480		582
481	sub fork_call(&@) {	583	sub fork_call(&@) {
482	my ($cb, @args) = @_;	584	my ($cb, @args) = @_;
483		585
484	# we seemingly have to make a local copy of the whole thing,	586	# we seemingly have to make a local copy of the whole thing,
485	# otherwise perl prematurely frees the stuff :/	587	# otherwise perl prematurely frees the stuff :/
486	# TODO: investigate and fix (liekly this will be rather laborious)	588	# TODO: investigate and fix (likely this will be rather laborious)
487		589
488	my @res = Coro::Util::fork_eval {	590	my @res = Coro::Util::fork_eval {
489	reset_signals;	591	reset_signals;
490	&$cb	592	&$cb
491	}, @args;	593	}, @args;
492		594
493	wantarray ? @res : $res[-1]	595	wantarray ? @res : $res[-1]
494	}	596	}
495		597
		598	sub objinfo {
		599	(
		600	"counter value" => cf::object::object_count,
		601	"objects created" => cf::object::create_count,
		602	"objects destroyed" => cf::object::destroy_count,
		603	"freelist size" => cf::object::free_count,
		604	"allocated objects" => cf::object::objects_size,
		605	"active objects" => cf::object::actives_size,
		606	)
		607	}
		608
		609	=item $coin = coin_from_name $name
		610
		611	=cut
		612
		613	our %coin_alias = (
		614	"silver" => "silvercoin",
		615	"silvercoin" => "silvercoin",
		616	"silvercoins" => "silvercoin",
		617	"gold" => "goldcoin",
		618	"goldcoin" => "goldcoin",
		619	"goldcoins" => "goldcoin",
		620	"platinum" => "platinacoin",
		621	"platinumcoin" => "platinacoin",
		622	"platinumcoins" => "platinacoin",
		623	"platina" => "platinacoin",
		624	"platinacoin" => "platinacoin",
		625	"platinacoins" => "platinacoin",
		626	"royalty" => "royalty",
		627	"royalties" => "royalty",
		628	);
		629
		630	sub coin_from_name($) {
		631	$coin_alias{$_[0]}
		632	? cf::arch::find $coin_alias{$_[0]}
		633	: undef
		634	}
		635
496	=item $value = cf::db_get $family => $key	636	=item $value = cf::db_get $family => $key
497		637
498	Returns a single value from the environment database.	638	Returns a single value from the environment database.
499		639
500	=item cf::db_put $family => $key => $value	640	=item cf::db_put $family => $key => $value
501		641
502	Stores the given C<$value> in the family. It can currently store binary	642	Stores the given C<$value> in the family. It can currently store binary
503	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	643	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
504		644
		645	=item $db = cf::db_table "name"
		646
		647	Create and/or open a new database table. The string must not be "db" and must be unique
		648	within each server.
		649
505	=cut	650	=cut
		651
		652	sub db_table($) {
		653	my ($name) = @_;
		654	my $db = BDB::db_create $DB_ENV;
		655
		656	eval {
		657	$db->set_flags (BDB::CHKSUM);
		658
		659	utf8::encode $name;
		660	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		661	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		662	cf::cleanup "db_open(db): $!" if $!;
		663	};
		664	cf::cleanup "db_open(db): $@" if $@;
		665
		666	$db
		667	}
506		668
507	our $DB;	669	our $DB;
508		670
509	sub db_init {	671	sub db_init {
510	unless ($DB) {
511	$DB = BDB::db_create $DB_ENV;
512
513	cf::sync_job {	672	cf::sync_job {
514	eval {	673	$DB ||= db_table "db";
515	$DB->set_flags (BDB::CHKSUM);
516
517	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
518	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
519	cf::cleanup "db_open(db): $!" if $!;
520	};
521	cf::cleanup "db_open(db): $@" if $@;
522	};
523	}	674	};
524	}	675	}
525		676
526	sub db_get($$) {	677	sub db_get($$) {
527	my $key = "$_[0]/$_[1]";	678	my $key = "$_[0]/$_[1]";
528		679
…		…
626		777
627	#############################################################################	778	#############################################################################
628		779
629	=head2 ATTACHABLE OBJECTS	780	=head2 ATTACHABLE OBJECTS
630		781
631	Many objects in crossfire are so-called attachable objects. That means you can	782	Many objects in deliantra are so-called attachable objects. That means you can
632	attach callbacks/event handlers (a collection of which is called an "attachment")	783	attach callbacks/event handlers (a collection of which is called an "attachment")
633	to it. All such attachable objects support the following methods.	784	to it. All such attachable objects support the following methods.
634		785
635	In the following description, CLASS can be any of C<global>, C<object>	786	In the following description, CLASS can be any of C<global>, C<object>
636	C<player>, C<client> or C<map> (i.e. the attachable objects in	787	C<player>, C<client> or C<map> (i.e. the attachable objects in
637	Crossfire TRT).	788	Deliantra).
638		789
639	=over 4	790	=over 4
640		791
641	=item $attachable->attach ($attachment, key => $value...)	792	=item $attachable->attach ($attachment, key => $value...)
642		793
…		…
686	=item cf::CLASS::attachment $name, ...	837	=item cf::CLASS::attachment $name, ...
687		838
688	Register an attachment by C<$name> through which attachable objects of the	839	Register an attachment by C<$name> through which attachable objects of the
689	given CLASS can refer to this attachment.	840	given CLASS can refer to this attachment.
690		841
691	Some classes such as crossfire maps and objects can specify attachments	842	Some classes such as deliantra maps and objects can specify attachments
692	that are attached at load/instantiate time, thus the need for a name.	843	that are attached at load/instantiate time, thus the need for a name.
693		844
694	These calls expect any number of the following handler/hook descriptions:	845	These calls expect any number of the following handler/hook descriptions:
695		846
696	=over 4	847	=over 4
…		…
924	}	1075	}
925		1076
926	0	1077	0
927	}	1078	}
928		1079
929	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1080	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
930		1081
931	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1082	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
932		1083
933	Generate an object-specific event with the given arguments.	1084	Generate an object-specific event with the given arguments.
934		1085
…		…
940		1091
941	=cut	1092	=cut
942		1093
943	#############################################################################	1094	#############################################################################
944	# object support	1095	# object support
945	#
946		1096
		1097	sub _object_equal($$);
		1098	sub _object_equal($$) {
		1099	my ($a, $b) = @_;
		1100
		1101	return 0 unless (ref $a) eq (ref $b);
		1102
		1103	if ("HASH" eq ref $a) {
		1104	my @ka = keys %$a;
		1105	my @kb = keys %$b;
		1106
		1107	return 0 if @ka != @kb;
		1108
		1109	for (0 .. $#ka) {
		1110	return 0 unless $ka[$_] eq $kb[$_];
		1111	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1112	}
		1113
		1114	} elsif ("ARRAY" eq ref $a) {
		1115
		1116	return 0 if @$a != @$b;
		1117
		1118	for (0 .. $#$a) {
		1119	return 0 unless _object_equal $a->[$_], $b->[$_];
		1120	}
		1121
		1122	} elsif ($a ne $b) {
		1123	return 0;
		1124	}
		1125
		1126	1
		1127	}
		1128
		1129	our $SLOW_MERGES;#d#
947	sub _can_merge {	1130	sub _can_merge {
948	my ($ob1, $ob2) = @_;	1131	my ($ob1, $ob2) = @_;
949		1132
950	local $Storable::canonical = 1;	1133	++$SLOW_MERGES;#d#
951	my $fob1 = Storable::freeze $ob1;
952	my $fob2 = Storable::freeze $ob2;
953		1134
954	$fob1 eq $fob2	1135	# we do the slow way here
		1136	return _object_equal $ob1, $ob2
955	}	1137	}
956		1138
957	sub reattach {	1139	sub reattach {
958	# basically do the same as instantiate, without calling instantiate	1140	# basically do the same as instantiate, without calling instantiate
959	my ($obj) = @_;	1141	my ($obj) = @_;
960		1142
		1143	# no longer needed after getting rid of delete_package?
961	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1144	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
962		1145
963	my $registry = $obj->registry;	1146	my $registry = $obj->registry;
964		1147
965	@$registry = ();	1148	@$registry = ();
966		1149
…		…
981	cf::attachable->attach (	1164	cf::attachable->attach (
982	prio => -1000000,	1165	prio => -1000000,
983	on_instantiate => sub {	1166	on_instantiate => sub {
984	my ($obj, $data) = @_;	1167	my ($obj, $data) = @_;
985		1168
986	$data = from_json $data;	1169	$data = decode_json $data;
987		1170
988	for (@$data) {	1171	for (@$data) {
989	my ($name, $args) = @$_;	1172	my ($name, $args) = @$_;
990		1173
991	$obj->attach ($name, %{$args || {} });	1174	$obj->attach ($name, %{$args || {} });
…		…
1007	sub object_freezer_save {	1190	sub object_freezer_save {
1008	my ($filename, $rdata, $objs) = @_;	1191	my ($filename, $rdata, $objs) = @_;
1009		1192
1010	sync_job {	1193	sync_job {
1011	if (length $$rdata) {	1194	if (length $$rdata) {
		1195	utf8::decode (my $decname = $filename);
1012	warn sprintf "saving %s (%d,%d)\n",	1196	warn sprintf "saving %s (%d,%d)\n",
1013	$filename, length $$rdata, scalar @$objs;	1197	$decname, length $$rdata, scalar @$objs;
1014		1198
1015	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1199	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1016	chmod SAVE_MODE, $fh;	1200	aio_chmod $fh, SAVE_MODE;
1017	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1201	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1018	aio_fsync $fh if $cf::USE_FSYNC;	1202	if ($cf::USE_FSYNC) {
		1203	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;
		1204	aio_fsync $fh;
		1205	}
1019	close $fh;	1206	aio_close $fh;
1020		1207
1021	if (@$objs) {	1208	if (@$objs) {
1022	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1209	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1023	chmod SAVE_MODE, $fh;	1210	aio_chmod $fh, SAVE_MODE;
1024	my $data = Storable::nfreeze { version => 1, objs => $objs };	1211	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1025	aio_write $fh, 0, (length $data), $data, 0;	1212	aio_write $fh, 0, (length $data), $data, 0;
1026	aio_fsync $fh if $cf::USE_FSYNC;	1213	if ($cf::USE_FSYNC) {
		1214	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;
		1215	aio_fsync $fh;
		1216	}
1027	close $fh;	1217	aio_close $fh;
1028	aio_rename "$filename.pst~", "$filename.pst";	1218	aio_rename "$filename.pst~", "$filename.pst";
1029	}	1219	}
1030	} else {	1220	} else {
1031	aio_unlink "$filename.pst";	1221	aio_unlink "$filename.pst";
1032	}	1222	}
1033		1223
1034	aio_rename "$filename~", $filename;	1224	aio_rename "$filename~", $filename;
		1225
		1226	$filename =~ s%/[^/]+$%%;
		1227	aio_pathsync $filename if $cf::USE_FSYNC;
1035	} else {	1228	} else {
1036	warn "FATAL: $filename~: $!\n";	1229	warn "unable to save objects: $filename~: $!\n";
1037	}	1230	}
1038	} else {	1231	} else {
1039	aio_unlink $filename;	1232	aio_unlink $filename;
1040	aio_unlink "$filename.pst";	1233	aio_unlink "$filename.pst";
1041	}	1234	}
1042	}	1235	};
1043	}	1236	}
1044		1237
1045	sub object_freezer_as_string {	1238	sub object_freezer_as_string {
1046	my ($rdata, $objs) = @_;	1239	my ($rdata, $objs) = @_;
1047		1240
…		…
1059	or return;	1252	or return;
1060		1253
1061	unless (aio_stat "$filename.pst") {	1254	unless (aio_stat "$filename.pst") {
1062	(aio_load "$filename.pst", $av) >= 0	1255	(aio_load "$filename.pst", $av) >= 0
1063	or return;	1256	or return;
		1257
1064	$av = eval { (Storable::thaw $av)->{objs} };	1258	my $st = eval { Coro::Storable::thaw $av };
		1259	$av = $st->{objs};
1065	}	1260	}
1066		1261
		1262	utf8::decode (my $decname = $filename);
1067	warn sprintf "loading %s (%d)\n",	1263	warn sprintf "loading %s (%d,%d)\n",
1068	$filename, length $data, scalar @{$av || []};	1264	$decname, length $data, scalar @{$av || []};
		1265
1069	return ($data, $av);	1266	($data, $av)
1070	}	1267	}
1071		1268
1072	=head2 COMMAND CALLBACKS	1269	=head2 COMMAND CALLBACKS
1073		1270
1074	=over 4	1271	=over 4
…		…
1128	my ($name, $cb) = @_;	1325	my ($name, $cb) = @_;
1129		1326
1130	$EXTICMD{$name} = $cb;	1327	$EXTICMD{$name} = $cb;
1131	}	1328	}
1132		1329
		1330	use File::Glob ();
		1331
1133	cf::player->attach (	1332	cf::player->attach (
1134	on_command => sub {	1333	on_unknown_command => sub {
1135	my ($pl, $name, $params) = @_;	1334	my ($pl, $name, $params) = @_;
1136		1335
1137	my $cb = $COMMAND{$name}	1336	my $cb = $COMMAND{$name}
1138	or return;	1337	or return;
1139		1338
…		…
1169		1368
1170	cf::override;	1369	cf::override;
1171	},	1370	},
1172	);	1371	);
1173		1372
		1373	# "readahead" all extensions
		1374	sub cache_extensions {
		1375	my $grp = IO::AIO::aio_group;
		1376
		1377	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1378	for (grep /\.ext$/, @{$_[0]}) {
		1379	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1380	}
		1381	};
		1382
		1383	$grp
		1384	}
		1385
1174	sub load_extensions {	1386	sub load_extensions {
1175	cf::sync_job {	1387	cf::sync_job {
1176	my %todo;	1388	my %todo;
1177		1389
1178	for my $path (<$LIBDIR/*.ext>) {	1390	for my $path (<$LIBDIR/*.ext>) {
…		…
1197		1409
1198	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1410	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1199	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1411	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1200		1412
1201	$ext{source} =	1413	$ext{source} =
1202	"package $pkg; use strict; use utf8;\n"	1414	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1203	. "#line 1 \"$path\"\n{\n"	1415	. "#line 1 \"$path\"\n{\n"
1204	. $source	1416	. $source
1205	. "\n};\n1";	1417	. "\n};\n1";
1206		1418
1207	$todo{$base} = \%ext;	1419	$todo{$base} = \%ext;
1208	}	1420	}
1209		1421
		1422	my $pass = 0;
1210	my %done;	1423	my %done;
1211	while (%todo) {	1424	while (%todo) {
1212	my $progress;	1425	my $progress;
1213		1426
		1427	++$pass;
		1428
		1429	ext:
1214	while (my ($k, $v) = each %todo) {	1430	while (my ($k, $v) = each %todo) {
1215	for (split /,\s*/, $v->{meta}{depends}) {	1431	for (split /,\s*/, $v->{meta}{depends}) {
1216	goto skip	1432	next ext
1217	unless exists $done{$_};	1433	unless exists $done{$_};
1218	}	1434	}
1219		1435
1220	warn "... loading '$k' into '$v->{pkg}'\n";	1436	warn "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1221		1437
1222	unless (eval $v->{source}) {	1438	my $active = eval $v->{source};
		1439
		1440	if (length $@) {
1223	my $msg = $@ ? "$v->{path}: $@\n"	1441	warn "$v->{path}: $@\n";
1224	: "$v->{base}: extension inactive.\n";
1225		1442
		1443	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1226	if (exists $v->{meta}{mandatory}) {	1444	if exists $v->{meta}{mandatory};
1227	warn $msg;	1445
1228	warn "mandatory extension failed to load, exiting.\n";	1446	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1229	exit 1;	1447	delete $todo{$k};
1230	}	1448	} else {
1231		1449	$done{$k} = delete $todo{$k};
1232	warn $msg;	1450	push @EXTS, $v->{pkg};
		1451	$progress = 1;
		1452
		1453	warn "$v->{base}: extension inactive.\n"
		1454	unless $active;
1233	}	1455	}
1234
1235	$done{$k} = delete $todo{$k};
1236	push @EXTS, $v->{pkg};
1237	$progress = 1;
1238	}	1456	}
1239		1457
1240	skip:	1458	unless ($progress) {
1241	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1459	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1242	unless $progress;	1460
		1461	while (my ($k, $v) = each %todo) {
		1462	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1463	if exists $v->{meta}{mandatory};
		1464	}
		1465	}
1243	}	1466	}
1244	};	1467	};
1245	}	1468	}
1246		1469
1247	#############################################################################	1470	#############################################################################
1248		1471
1249	=back	1472	=back
1250		1473
1251	=head2 CORE EXTENSIONS	1474	=head2 CORE EXTENSIONS
1252		1475
1253	Functions and methods that extend core crossfire objects.	1476	Functions and methods that extend core deliantra objects.
1254		1477
1255	=cut	1478	=cut
1256		1479
1257	package cf::player;	1480	package cf::player;
1258		1481
1259	use Coro::AIO;	1482	use Coro::AIO;
1260		1483
1261	=head3 cf::player	1484	=head3 cf::player
1262		1485
1263	=over 4	1486	=over 4
		1487
		1488	=item cf::player::num_playing
		1489
		1490	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1491
		1492	=cut
		1493
		1494	sub num_playing {
		1495	scalar grep
		1496	$_->ob->map
		1497	&& !$_->hidden
		1498	&& !$_->ob->flag (cf::FLAG_WIZ),
		1499	cf::player::list
		1500	}
1264		1501
1265	=item cf::player::find $login	1502	=item cf::player::find $login
1266		1503
1267	Returns the given player object, loading it if necessary (might block).	1504	Returns the given player object, loading it if necessary (might block).
1268		1505
…		…
1287		1524
1288	sub exists($) {	1525	sub exists($) {
1289	my ($login) = @_;	1526	my ($login) = @_;
1290		1527
1291	$cf::PLAYER{$login}	1528	$cf::PLAYER{$login}
1292	or cf::sync_job { !aio_stat path $login }	1529	or !aio_stat path $login
1293	}	1530	}
1294		1531
1295	sub find($) {	1532	sub find($) {
1296	return $cf::PLAYER{$_[0]} || do {	1533	return $cf::PLAYER{$_[0]} || do {
1297	my $login = $_[0];	1534	my $login = $_[0];
…		…
1304	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1541	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1305	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1542	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1306	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1543	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1307	aio_unlink +(playerdir $login) . "/$login.pl";	1544	aio_unlink +(playerdir $login) . "/$login.pl";
1308		1545
1309	my $pl = load_pl path $login	1546	my $f = new_from_file cf::object::thawer path $login
1310	or return;	1547	or return;
		1548
		1549	my $pl = cf::player::load_pl $f
		1550	or return;
		1551
		1552	local $cf::PLAYER_LOADING{$login} = $pl;
		1553	$f->resolve_delayed_derefs;
1311	$cf::PLAYER{$login} = $pl	1554	$cf::PLAYER{$login} = $pl
1312	}	1555	}
1313	}	1556	}
1314	}	1557	}
		1558
		1559	cf::player->attach (
		1560	on_load => sub {
		1561	my ($pl, $path) = @_;
		1562
		1563	# restore slots saved in save, below
		1564	my $slots = delete $pl->{_slots};
		1565
		1566	$pl->ob->current_weapon ($slots->[0]);
		1567	$pl->combat_ob ($slots->[1]);
		1568	$pl->ranged_ob ($slots->[2]);
		1569	},
		1570	);
1315		1571
1316	sub save($) {	1572	sub save($) {
1317	my ($pl) = @_;	1573	my ($pl) = @_;
1318		1574
1319	return if $pl->{deny_save};	1575	return if $pl->{deny_save};
…		…
1323		1579
1324	return if $pl->{deny_save};	1580	return if $pl->{deny_save};
1325		1581
1326	aio_mkdir playerdir $pl, 0770;	1582	aio_mkdir playerdir $pl, 0770;
1327	$pl->{last_save} = $cf::RUNTIME;	1583	$pl->{last_save} = $cf::RUNTIME;
		1584
		1585	cf::get_slot 0.01;
		1586
		1587	# save slots, to be restored later
		1588	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1328		1589
1329	$pl->save_pl ($path);	1590	$pl->save_pl ($path);
1330	cf::cede_to_tick;	1591	cf::cede_to_tick;
1331	}	1592	}
1332		1593
…		…
1364	my ($pl) = @_;	1625	my ($pl) = @_;
1365		1626
1366	my $name = $pl->ob->name;	1627	my $name = $pl->ob->name;
1367		1628
1368	$pl->{deny_save} = 1;	1629	$pl->{deny_save} = 1;
1369	$pl->password ("*"); # this should lock out the player until we nuked the dir	1630	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1370		1631
1371	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1632	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1372	$pl->deactivate;	1633	$pl->deactivate;
		1634	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1635	$pl->ob->check_score;
1373	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1636	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1374	$pl->ns->destroy if $pl->ns;	1637	$pl->ns->destroy if $pl->ns;
1375		1638
1376	my $path = playerdir $pl;	1639	my $path = playerdir $pl;
1377	my $temp = "$path~$cf::RUNTIME~deleting~";	1640	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1413	or return [];	1676	or return [];
1414		1677
1415	my @logins;	1678	my @logins;
1416		1679
1417	for my $login (@$dirs) {	1680	for my $login (@$dirs) {
		1681	my $path = path $login;
		1682
		1683	# a .pst is a dead give-away for a valid player
		1684	# if no pst file found, open and chekc for blocked users
		1685	if (aio_stat "$path.pst") {
1418	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1686	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1419	aio_read $fh, 0, 512, my $buf, 0 or next;	1687	aio_read $fh, 0, 512, my $buf, 0 or next;
1420	$buf !~ /^password -------------$/m or next; # official not-valid tag	1688	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1689	}
1421		1690
1422	utf8::decode $login;	1691	utf8::decode $login;
1423	push @logins, $login;	1692	push @logins, $login;
1424	}	1693	}
1425		1694
1426	\@logins	1695	\@logins
1427	}	1696	}
1428		1697
1429	=item $player->maps	1698	=item $player->maps
		1699
		1700	=item cf::player::maps $login
1430		1701
1431	Returns an arrayref of map paths that are private for this	1702	Returns an arrayref of map paths that are private for this
1432	player. May block.	1703	player. May block.
1433		1704
1434	=cut	1705	=cut
…		…
1452	}	1723	}
1453		1724
1454	\@paths	1725	\@paths
1455	}	1726	}
1456		1727
1457	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1728	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1458		1729
1459	Expand crossfire pod fragments into protocol xml.	1730	Expand deliantra pod fragments into protocol xml.
1460
1461	=cut
1462
1463	sub expand_cfpod {
1464	((my $self), (local $_)) = @_;
1465
1466	# escape & and <
1467	s/&/&amp;/g;
1468	s/(?<![BIUGH])</&lt;/g;
1469
1470	# this is buggy, it needs to properly take care of nested <'s
1471
1472	1 while
1473	# replace B<>, I<>, U<> etc.
1474	s/B<([^\>]*)>/<b>$1<\/b>/
1475	|| s/I<([^\>]*)>/<i>$1<\/i>/
1476	|| s/U<([^\>]*)>/<u>$1<\/u>/
1477	# replace G<male|female> tags
1478	|| s{G<([^>|]*)\|([^>]*)>}{
1479	$self->gender ? $2 : $1
1480	}ge
1481	# replace H<hint text>
1482	|| s{H<([^\>]*)>}
1483	{
1484	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1485	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1486	"")
1487	[$self->{hintmode}]
1488	}ge;
1489
1490	# create single paragraphs (very hackish)
1491	s/(?<=\S)\n(?=\w)/ /g;
1492
1493	# compress some whitespace
1494	s/\s+\n/\n/g; # ws line-ends
1495	s/\n\n+/\n/g; # double lines
1496	s/^\n+//; # beginning lines
1497	s/\n+$//; # ending lines
1498
1499	$_
1500	}
1501
1502	sub hintmode {
1503	$_[0]{hintmode} = $_[1] if @_ > 1;
1504	$_[0]{hintmode}
1505	}
1506		1731
1507	=item $player->ext_reply ($msgid, @msg)	1732	=item $player->ext_reply ($msgid, @msg)
1508		1733
1509	Sends an ext reply to the player.	1734	Sends an ext reply to the player.
1510		1735
…		…
1542		1767
1543	=cut	1768	=cut
1544		1769
1545	sub find_by_path($) {	1770	sub find_by_path($) {
1546	my ($path) = @_;	1771	my ($path) = @_;
		1772
		1773	$path =~ s/^~[^\/]*//; # skip ~login
1547		1774
1548	my ($match, $specificity);	1775	my ($match, $specificity);
1549		1776
1550	for my $region (list) {	1777	for my $region (list) {
1551	if ($region->{match} && $path =~ $region->{match}) {	1778	if ($region->{match} && $path =~ $region->{match}) {
…		…
1577	our $MAX_RESET = 3600;	1804	our $MAX_RESET = 3600;
1578	our $DEFAULT_RESET = 3000;	1805	our $DEFAULT_RESET = 3000;
1579		1806
1580	sub generate_random_map {	1807	sub generate_random_map {
1581	my ($self, $rmp) = @_;	1808	my ($self, $rmp) = @_;
		1809
		1810	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1811
1582	# mit "rum" bekleckern, nicht	1812	# mit "rum" bekleckern, nicht
1583	$self->_create_random_map (	1813	$self->_create_random_map (
1584	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1814	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1585	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1815	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1586	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1816	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1587	$rmp->{exit_on_final_map},	1817	$rmp->{exit_on_final_map},
1588	$rmp->{xsize}, $rmp->{ysize},	1818	$rmp->{xsize}, $rmp->{ysize},
1589	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1819	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1590	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1820	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1612		1842
1613	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1843	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1614	}	1844	}
1615		1845
1616	# also paths starting with '/'	1846	# also paths starting with '/'
1617	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1847	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1618		1848
1619	sub thawer_merge {	1849	sub thawer_merge {
1620	my ($self, $merge) = @_;	1850	my ($self, $merge) = @_;
1621		1851
1622	# we have to keep some variables in memory intact	1852	# we have to keep some variables in memory intact
…		…
1708		1938
1709	# the temporary/swap location	1939	# the temporary/swap location
1710	sub save_path {	1940	sub save_path {
1711	my ($self) = @_;	1941	my ($self) = @_;
1712		1942
1713	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1943	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1714	"$TMPDIR/$path.map"	1944	"$TMPDIR/$path.map"
1715	}	1945	}
1716		1946
1717	# the unique path, undef == no special unique path	1947	# the unique path, undef == no special unique path
1718	sub uniq_path {	1948	sub uniq_path {
1719	my ($self) = @_;	1949	my ($self) = @_;
1720		1950
1721	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1951	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1722	"$UNIQUEDIR/$path"	1952	"$UNIQUEDIR/$path"
1723	}
1724
1725	# and all this just because we cannot iterate over
1726	# all maps in C++...
1727	sub change_all_map_light {
1728	my ($change) = @_;
1729
1730	$_->change_map_light ($change)
1731	for grep $_->outdoor, values %cf::MAP;
1732	}	1953	}
1733		1954
1734	sub decay_objects {	1955	sub decay_objects {
1735	my ($self) = @_;	1956	my ($self) = @_;
1736		1957
…		…
1749		1970
1750	sub load_header_from($) {	1971	sub load_header_from($) {
1751	my ($self, $path) = @_;	1972	my ($self, $path) = @_;
1752		1973
1753	utf8::encode $path;	1974	utf8::encode $path;
1754	#aio_open $path, O_RDONLY, 0	1975	my $f = new_from_file cf::object::thawer $path
1755	# or return;
1756
1757	$self->_load_header ($path)
1758	or return;	1976	or return;
		1977
		1978	$self->_load_header ($f)
		1979	or return;
		1980
		1981	local $MAP_LOADING{$self->{path}} = $self;
		1982	$f->resolve_delayed_derefs;
1759		1983
1760	$self->{load_path} = $path;	1984	$self->{load_path} = $path;
1761		1985
1762	1	1986	1
1763	}	1987	}
…		…
1817	sub find {	2041	sub find {
1818	my ($path, $origin) = @_;	2042	my ($path, $origin) = @_;
1819		2043
1820	$path = normalise $path, $origin && $origin->path;	2044	$path = normalise $path, $origin && $origin->path;
1821		2045
		2046	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1822	cf::lock_wait "map_find:$path";	2047	my $guard2 = cf::lock_acquire "map_find:$path";
1823		2048
1824	$cf::MAP{$path} || do {	2049	$cf::MAP{$path} || do {
1825	my $guard = cf::lock_acquire "map_find:$path";
1826	my $map = new_from_path cf::map $path	2050	my $map = new_from_path cf::map $path
1827	or return;	2051	or return;
1828		2052
1829	$map->{last_save} = $cf::RUNTIME;	2053	$map->{last_save} = $cf::RUNTIME;
1830		2054
…		…
1832	or return;	2056	or return;
1833		2057
1834	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2058	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1835	# doing this can freeze the server in a sync job, obviously	2059	# doing this can freeze the server in a sync job, obviously
1836	#$cf::WAIT_FOR_TICK->wait;	2060	#$cf::WAIT_FOR_TICK->wait;
		2061	undef $guard2;
		2062	undef $guard1;
1837	$map->reset;	2063	$map->reset;
1838	undef $guard;
1839	return find $path;	2064	return find $path;
1840	}	2065	}
1841		2066
1842	$cf::MAP{$path} = $map	2067	$cf::MAP{$path} = $map
1843	}	2068	}
1844	}	2069	}
1845		2070
1846	sub pre_load { }	2071	sub pre_load { }
1847	sub post_load { }	2072	#sub post_load { } # XS
1848		2073
1849	sub load {	2074	sub load {
1850	my ($self) = @_;	2075	my ($self) = @_;
1851		2076
1852	local $self->{deny_reset} = 1; # loading can take a long time	2077	local $self->{deny_reset} = 1; # loading can take a long time
1853		2078
1854	my $path = $self->{path};	2079	my $path = $self->{path};
1855		2080
1856	{	2081	{
1857	my $guard1 = cf::lock_acquire "map_data:$path";	2082	my $guard = cf::lock_acquire "map_data:$path";
1858	my $guard2 = cf::lock_acquire "map_load:$path";
1859		2083
		2084	return unless $self->valid;
1860	return if $self->in_memory != cf::MAP_SWAPPED;	2085	return unless $self->in_memory == cf::MAP_SWAPPED;
1861		2086
1862	$self->in_memory (cf::MAP_LOADING);	2087	$self->in_memory (cf::MAP_LOADING);
1863		2088
1864	$self->alloc;	2089	$self->alloc;
1865		2090
1866	$self->pre_load;	2091	$self->pre_load;
1867	cf::cede_to_tick;	2092	cf::cede_to_tick;
1868		2093
		2094	my $f = new_from_file cf::object::thawer $self->{load_path};
		2095	$f->skip_block;
1869	$self->_load_objects ($self->{load_path}, 1)	2096	$self->_load_objects ($f)
1870	or return;	2097	or return;
1871		2098
1872	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2099	$self->post_load_original
1873	if delete $self->{load_original};	2100	if delete $self->{load_original};
1874		2101
1875	if (my $uniq = $self->uniq_path) {	2102	if (my $uniq = $self->uniq_path) {
1876	utf8::encode $uniq;	2103	utf8::encode $uniq;
1877	if (aio_open $uniq, O_RDONLY, 0) {	2104	unless (aio_stat $uniq) {
		2105	if (my $f = new_from_file cf::object::thawer $uniq) {
1878	$self->clear_unique_items;	2106	$self->clear_unique_items;
1879	$self->_load_objects ($uniq, 0);	2107	$self->_load_objects ($f);
		2108	$f->resolve_delayed_derefs;
		2109	}
1880	}	2110	}
1881	}	2111	}
		2112
		2113	$f->resolve_delayed_derefs;
1882		2114
1883	cf::cede_to_tick;	2115	cf::cede_to_tick;
1884	# now do the right thing for maps	2116	# now do the right thing for maps
1885	$self->link_multipart_objects;	2117	$self->link_multipart_objects;
1886	$self->difficulty ($self->estimate_difficulty)	2118	$self->difficulty ($self->estimate_difficulty)
…		…
1890	unless ($self->{deny_activate}) {	2122	unless ($self->{deny_activate}) {
1891	$self->decay_objects;	2123	$self->decay_objects;
1892	$self->fix_auto_apply;	2124	$self->fix_auto_apply;
1893	$self->update_buttons;	2125	$self->update_buttons;
1894	cf::cede_to_tick;	2126	cf::cede_to_tick;
1895	$self->set_darkness_map;
1896	cf::cede_to_tick;
1897	$self->activate;	2127	$self->activate;
1898	}	2128	}
1899		2129
1900	$self->{last_save} = $cf::RUNTIME;	2130	$self->{last_save} = $cf::RUNTIME;
1901	$self->last_access ($cf::RUNTIME);	2131	$self->last_access ($cf::RUNTIME);
1902		2132
1903	$self->in_memory (cf::MAP_IN_MEMORY);	2133	$self->in_memory (cf::MAP_ACTIVE);
1904	}	2134	}
1905		2135
1906	$self->post_load;	2136	$self->post_load;
1907	}	2137	}
1908		2138
		2139	# customize the map for a given player, i.e.
		2140	# return the _real_ map. used by e.g. per-player
		2141	# maps to change the path to ~playername/mappath
1909	sub customise_for {	2142	sub customise_for {
1910	my ($self, $ob) = @_;	2143	my ($self, $ob) = @_;
1911		2144
1912	return find "~" . $ob->name . "/" . $self->{path}	2145	return find "~" . $ob->name . "/" . $self->{path}
1913	if $self->per_player;	2146	if $self->per_player;
…		…
1966	my ($path, $origin, $load) = @_;	2199	my ($path, $origin, $load) = @_;
1967		2200
1968	$path = normalise $path, $origin && $origin->{path};	2201	$path = normalise $path, $origin && $origin->{path};
1969		2202
1970	if (my $map = $cf::MAP{$path}) {	2203	if (my $map = $cf::MAP{$path}) {
1971	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2204	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1972	}	2205	}
1973		2206
1974	$MAP_PREFETCH{$path} |= $load;	2207	$MAP_PREFETCH{$path} |= $load;
1975		2208
1976	$MAP_PREFETCHER ||= cf::async {	2209	$MAP_PREFETCHER ||= cf::async {
		2210	$Coro::current->{desc} = "map prefetcher";
		2211
1977	while (%MAP_PREFETCH) {	2212	while (%MAP_PREFETCH) {
1978	while (my ($k, $v) = each %MAP_PREFETCH) {	2213	while (my ($k, $v) = each %MAP_PREFETCH) {
1979	if (my $map = find $k) {	2214	if (my $map = find $k) {
1980	$map->load if $v;	2215	$map->load if $v;
1981	}	2216	}
…		…
1988	$MAP_PREFETCHER->prio (6);	2223	$MAP_PREFETCHER->prio (6);
1989		2224
1990	()	2225	()
1991	}	2226	}
1992		2227
		2228	# common code, used by both ->save and ->swapout
1993	sub save {	2229	sub _save {
1994	my ($self) = @_;	2230	my ($self) = @_;
1995
1996	my $lock = cf::lock_acquire "map_data:$self->{path}";
1997		2231
1998	$self->{last_save} = $cf::RUNTIME;	2232	$self->{last_save} = $cf::RUNTIME;
1999		2233
2000	return unless $self->dirty;	2234	return unless $self->dirty;
2001		2235
…		…
2007	return if $self->{deny_save};	2241	return if $self->{deny_save};
2008		2242
2009	local $self->{last_access} = $self->last_access;#d#	2243	local $self->{last_access} = $self->last_access;#d#
2010		2244
2011	cf::async {	2245	cf::async {
		2246	$Coro::current->{desc} = "map player save";
2012	$_->contr->save for $self->players;	2247	$_->contr->save for $self->players;
2013	};	2248	};
		2249
		2250	cf::get_slot 0.02;
2014		2251
2015	if ($uniq) {	2252	if ($uniq) {
2016	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2253	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2017	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2254	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2018	} else {	2255	} else {
2019	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2256	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2020	}	2257	}
2021	}	2258	}
2022		2259
		2260	sub save {
		2261	my ($self) = @_;
		2262
		2263	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2264
		2265	$self->_save;
		2266	}
		2267
2023	sub swap_out {	2268	sub swap_out {
2024	my ($self) = @_;	2269	my ($self) = @_;
2025		2270
2026	# save first because save cedes
2027	$self->save;
2028
2029	my $lock = cf::lock_acquire "map_data:$self->{path}";	2271	my $lock = cf::lock_acquire "map_data:$self->{path}";
2030		2272
		2273	return if $self->in_memory != cf::MAP_ACTIVE;
		2274	return if $self->{deny_save};
2031	return if $self->players;	2275	return if $self->players;
2032	return if $self->in_memory != cf::MAP_IN_MEMORY;
2033	return if $self->{deny_save};
2034		2276
		2277	# first deactivate the map and "unlink" it from the core
		2278	$self->deactivate;
		2279	$_->clear_links_to ($self) for values %cf::MAP;
		2280	$self->in_memory (cf::MAP_SWAPPED);
		2281
		2282	# then atomically save
		2283	$self->_save;
		2284
		2285	# then free the map
2035	$self->clear;	2286	$self->clear;
2036	$self->in_memory (cf::MAP_SWAPPED);
2037	}	2287	}
2038		2288
2039	sub reset_at {	2289	sub reset_at {
2040	my ($self) = @_;	2290	my ($self) = @_;
2041		2291
…		…
2059		2309
2060	my $lock = cf::lock_acquire "map_data:$self->{path}";	2310	my $lock = cf::lock_acquire "map_data:$self->{path}";
2061		2311
2062	return if $self->players;	2312	return if $self->players;
2063		2313
2064	warn "resetting map ", $self->path;	2314	warn "resetting map ", $self->path, "\n";
2065		2315
2066	$self->in_memory (cf::MAP_SWAPPED);	2316	$self->in_memory (cf::MAP_SWAPPED);
2067		2317
2068	# need to save uniques path	2318	# need to save uniques path
2069	unless ($self->{deny_save}) {	2319	unless ($self->{deny_save}) {
…		…
2073	if $uniq;	2323	if $uniq;
2074	}	2324	}
2075		2325
2076	delete $cf::MAP{$self->path};	2326	delete $cf::MAP{$self->path};
2077		2327
		2328	$self->deactivate;
		2329	$_->clear_links_to ($self) for values %cf::MAP;
2078	$self->clear;	2330	$self->clear;
2079
2080	$_->clear_links_to ($self) for values %cf::MAP;
2081		2331
2082	$self->unlink_save;	2332	$self->unlink_save;
2083	$self->destroy;	2333	$self->destroy;
2084	}	2334	}
2085		2335
…		…
2093		2343
2094	delete $cf::MAP{$self->path};	2344	delete $cf::MAP{$self->path};
2095		2345
2096	$self->unlink_save;	2346	$self->unlink_save;
2097		2347
2098	bless $self, "cf::map";	2348	bless $self, "cf::map::wrap";
2099	delete $self->{deny_reset};	2349	delete $self->{deny_reset};
2100	$self->{deny_save} = 1;	2350	$self->{deny_save} = 1;
2101	$self->reset_timeout (1);	2351	$self->reset_timeout (1);
2102	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2352	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2103		2353
…		…
2152		2402
2153	sub unique_maps() {	2403	sub unique_maps() {
2154	[	2404	[
2155	map {	2405	map {
2156	utf8::decode $_;	2406	utf8::decode $_;
2157	/\.map$/	2407	s/\.map$//; # TODO future compatibility hack
		2408	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2409	? ()
2158	? normalise $_	2410	: normalise $_
2159	: ()
2160	} @{ aio_readdir $UNIQUEDIR or [] }	2411	} @{ aio_readdir $UNIQUEDIR or [] }
2161	]	2412	]
2162	}	2413	}
2163		2414
2164	package cf;	2415	=item cf::map::static_maps
		2416
		2417	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2418	file in the shared directory excluding F</styles> and F</editor>). May
		2419	block.
		2420
		2421	=cut
		2422
		2423	sub static_maps() {
		2424	my @dirs = "";
		2425	my @maps;
		2426
		2427	while (@dirs) {
		2428	my $dir = shift @dirs;
		2429
		2430	next if $dir eq "/styles" || $dir eq "/editor";
		2431
		2432	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2433	or return;
		2434
		2435	for (@$files) {
		2436	s/\.map$// or next;
		2437	utf8::decode $_;
		2438	push @maps, "$dir/$_";
		2439	}
		2440
		2441	push @dirs, map "$dir/$_", @$dirs;
		2442	}
		2443
		2444	\@maps
		2445	}
2165		2446
2166	=back	2447	=back
2167		2448
2168	=head3 cf::object	2449	=head3 cf::object
2169		2450
…		…
2173		2454
2174	=over 4	2455	=over 4
2175		2456
2176	=item $ob->inv_recursive	2457	=item $ob->inv_recursive
2177		2458
2178	Returns the inventory of the object _and_ their inventories, recursively.	2459	Returns the inventory of the object I<and> their inventories, recursively,
		2460	but I<not> the object itself.
2179		2461
2180	=cut	2462	=cut
2181		2463
2182	sub inv_recursive_;	2464	sub inv_recursive_;
2183	sub inv_recursive_ {	2465	sub inv_recursive_ {
…		…
2186		2468
2187	sub inv_recursive {	2469	sub inv_recursive {
2188	inv_recursive_ inv $_[0]	2470	inv_recursive_ inv $_[0]
2189	}	2471	}
2190		2472
		2473	=item $ref = $ob->ref
		2474
		2475	Creates and returns a persistent reference to an object that can be stored as a string.
		2476
		2477	=item $ob = cf::object::deref ($refstring)
		2478
		2479	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2480	even if the object actually exists. May block.
		2481
		2482	=cut
		2483
		2484	sub deref {
		2485	my ($ref) = @_;
		2486
		2487	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2488	my ($uuid, $name) = ($1, $2);
		2489	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2490	or return;
		2491	$pl->ob->uuid eq $uuid
		2492	or return;
		2493
		2494	$pl->ob
		2495	} else {
		2496	warn "$ref: cannot resolve object reference\n";
		2497	undef
		2498	}
		2499	}
		2500
2191	package cf;	2501	package cf;
2192		2502
2193	=back	2503	=back
2194		2504
2195	=head3 cf::object::player	2505	=head3 cf::object::player
…		…
2201	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2511	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2202	can be C<undef>. Does the right thing when the player is currently in a	2512	can be C<undef>. Does the right thing when the player is currently in a
2203	dialogue with the given NPC character.	2513	dialogue with the given NPC character.
2204		2514
2205	=cut	2515	=cut
		2516
		2517	our $SAY_CHANNEL = {
		2518	id => "say",
		2519	title => "Map",
		2520	reply => "say ",
		2521	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2522	};
		2523
		2524	our $CHAT_CHANNEL = {
		2525	id => "chat",
		2526	title => "Chat",
		2527	reply => "chat ",
		2528	tooltip => "Player chat and shouts, global to the server.",
		2529	};
2206		2530
2207	# rough implementation of a future "reply" method that works	2531	# rough implementation of a future "reply" method that works
2208	# with dialog boxes.	2532	# with dialog boxes.
2209	#TODO: the first argument must go, split into a $npc->reply_to ( method	2533	#TODO: the first argument must go, split into a $npc->reply_to ( method
2210	sub cf::object::player::reply($$$;$) {	2534	sub cf::object::player::reply($$$;$) {
…		…
2222	my $dialog = $pl->{npc_dialog};	2546	my $dialog = $pl->{npc_dialog};
2223	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2547	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2224		2548
2225	} else {	2549	} else {
2226	$msg = $npc->name . " says: $msg" if $npc;	2550	$msg = $npc->name . " says: $msg" if $npc;
2227	$self->message ($msg, $flags);	2551	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2228	}	2552	}
2229	}	2553	}
2230	}	2554	}
2231		2555
2232	=item $object->send_msg ($channel, $msg, $color, [extra...])	2556	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2257		2581
2258	=item $player_object->enter_link	2582	=item $player_object->enter_link
2259		2583
2260	Freezes the player and moves him/her to a special map (C<{link}>).	2584	Freezes the player and moves him/her to a special map (C<{link}>).
2261		2585
2262	The player should be reasonably safe there for short amounts of time. You	2586	The player should be reasonably safe there for short amounts of time (e.g.
2263	I<MUST> call C<leave_link> as soon as possible, though.	2587	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2588	though, as the palyer cannot control the character while it is on the link
		2589	map.
2264		2590
2265	Will never block.	2591	Will never block.
2266		2592
2267	=item $player_object->leave_link ($map, $x, $y)	2593	=item $player_object->leave_link ($map, $x, $y)
2268		2594
…		…
2293	return if UNIVERSAL::isa $self->map, "ext::map_link";	2619	return if UNIVERSAL::isa $self->map, "ext::map_link";
2294		2620
2295	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2621	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2296	if $self->map && $self->map->{path} ne "{link}";	2622	if $self->map && $self->map->{path} ne "{link}";
2297		2623
2298	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2624	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2299	}	2625	}
2300		2626
2301	sub cf::object::player::leave_link {	2627	sub cf::object::player::leave_link {
2302	my ($self, $map, $x, $y) = @_;	2628	my ($self, $map, $x, $y) = @_;
2303		2629
…		…
2320	($x, $y) = (-1, -1)	2646	($x, $y) = (-1, -1)
2321	unless (defined $x) && (defined $y);	2647	unless (defined $x) && (defined $y);
2322		2648
2323	# use -1 or undef as default coordinates, not 0, 0	2649	# use -1 or undef as default coordinates, not 0, 0
2324	($x, $y) = ($map->enter_x, $map->enter_y)	2650	($x, $y) = ($map->enter_x, $map->enter_y)
2325	if $x <=0 && $y <= 0;	2651	if $x <= 0 && $y <= 0;
2326		2652
2327	$map->load;	2653	$map->load;
2328	$map->load_neighbours;	2654	$map->load_neighbours;
2329		2655
2330	return unless $self->contr->active;	2656	return unless $self->contr->active;
2331	$self->activate_recursive;
2332		2657
2333	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2658	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2334	$self->enter_map ($map, $x, $y);	2659	$self->enter_map ($map, $x, $y);
		2660
		2661	# only activate afterwards, to support waiting in hooks
		2662	$self->activate_recursive;
2335	}	2663	}
2336		2664
2337	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2665	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2338		2666
2339	Moves the player to the given map-path and coordinates by first freezing	2667	Moves the player to the given map-path and coordinates by first freezing
2340	her, loading and preparing them map, calling the provided $check callback	2668	her, loading and preparing them map, calling the provided $check callback
2341	that has to return the map if sucecssful, and then unfreezes the player on	2669	that has to return the map if sucecssful, and then unfreezes the player on
2342	the new (success) or old (failed) map position. In either case, $done will	2670	the new (success) or old (failed) map position. In either case, $done will
2343	be called at the end of this process.	2671	be called at the end of this process.
2344		2672
		2673	Note that $check will be called with a potentially non-loaded map, so if
		2674	it needs a loaded map it has to call C<< ->load >>.
		2675
2345	=cut	2676	=cut
2346		2677
2347	our $GOTOGEN;	2678	our $GOTOGEN;
2348		2679
2349	sub cf::object::player::goto {	2680	sub cf::object::player::goto {
…		…
2353	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2684	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2354		2685
2355	$self->enter_link;	2686	$self->enter_link;
2356		2687
2357	(async {	2688	(async {
		2689	$Coro::current->{desc} = "player::goto $path $x $y";
		2690
		2691	# *tag paths override both path and x|y
		2692	if ($path =~ /^\*(.*)$/) {
		2693	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2694	my $ob = $obs[rand @obs];
		2695
		2696	# see if we actually can go there
		2697	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2698	$ob = $obs[rand @obs];
		2699	} else {
		2700	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2701	}
		2702	# else put us there anyways for now #d#
		2703
		2704	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2705	} else {
		2706	($path, $x, $y) = (undef, undef, undef);
		2707	}
		2708	}
		2709
2358	my $map = eval {	2710	my $map = eval {
2359	my $map = cf::map::find $path;	2711	my $map = defined $path ? cf::map::find $path : undef;
2360		2712
2361	if ($map) {	2713	if ($map) {
2362	$map = $map->customise_for ($self);	2714	$map = $map->customise_for ($self);
2363	$map = $check->($map) if $check && $map;	2715	$map = $check->($map) if $check && $map;
2364	} else {	2716	} else {
2365	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2717	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2366	}	2718	}
2367		2719
2368	$map	2720	$map
2369	};	2721	};
2370		2722
…		…
2406	}	2758	}
2407		2759
2408	sub prepare_random_map {	2760	sub prepare_random_map {
2409	my ($exit) = @_;	2761	my ($exit) = @_;
2410		2762
2411	my $guard = cf::lock_acquire "exit_prepare:$exit";
2412
2413	# all this does is basically replace the /! path by	2763	# all this does is basically replace the /! path by
2414	# a new random map path (?random/...) with a seed	2764	# a new random map path (?random/...) with a seed
2415	# that depends on the exit object	2765	# that depends on the exit object
2416		2766
2417	my $rmp = parse_random_map_params $exit->msg;	2767	my $rmp = parse_random_map_params $exit->msg;
…		…
2419	if ($exit->map) {	2769	if ($exit->map) {
2420	$rmp->{region} = $exit->region->name;	2770	$rmp->{region} = $exit->region->name;
2421	$rmp->{origin_map} = $exit->map->path;	2771	$rmp->{origin_map} = $exit->map->path;
2422	$rmp->{origin_x} = $exit->x;	2772	$rmp->{origin_x} = $exit->x;
2423	$rmp->{origin_y} = $exit->y;	2773	$rmp->{origin_y} = $exit->y;
		2774
		2775	$exit->map->touch;
2424	}	2776	}
2425		2777
2426	$rmp->{random_seed} ||= $exit->random_seed;	2778	$rmp->{random_seed} ||= $exit->random_seed;
2427		2779
2428	my $data = cf::to_json $rmp;	2780	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2429	my $md5 = Digest::MD5::md5_hex $data;	2781	my $md5 = Digest::MD5::md5_hex $data;
2430	my $meta = "$RANDOMDIR/$md5.meta";	2782	my $meta = "$RANDOMDIR/$md5.meta";
2431		2783
2432	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2784	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2433	aio_write $fh, 0, (length $data), $data, 0;	2785	aio_write $fh, 0, (length $data), $data, 0;
2434	undef $fh;	2786	undef $fh;
2435	aio_rename "$meta~", $meta;	2787	aio_rename "$meta~", $meta;
2436		2788
		2789	my $slaying = "?random/$md5";
		2790
		2791	if ($exit->valid) {
2437	$exit->slaying ("?random/$md5");	2792	$exit->slaying ("?random/$md5");
2438	$exit->msg (undef);	2793	$exit->msg (undef);
		2794	}
2439	}	2795	}
2440	}	2796	}
2441		2797
2442	sub cf::object::player::enter_exit {	2798	sub cf::object::player::enter_exit {
2443	my ($self, $exit) = @_;	2799	my ($self, $exit) = @_;
2444		2800
2445	return unless $self->type == cf::PLAYER;	2801	return unless $self->type == cf::PLAYER;
2446		2802
2447	if ($exit->slaying eq "/!") {
2448	#TODO: this should de-fi-ni-te-ly not be a sync-job
2449	# the problem is that $exit might not survive long enough
2450	# so it needs to be done right now, right here
2451	cf::sync_job { prepare_random_map $exit };
2452	}
2453
2454	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2455	my $hp = $exit->stats->hp;
2456	my $sp = $exit->stats->sp;
2457
2458	$self->enter_link;	2803	$self->enter_link;
2459		2804
2460	# if exit is damned, update players death & WoR home-position
2461	$self->contr->savebed ($slaying, $hp, $sp)
2462	if $exit->flag (FLAG_DAMNED);
2463
2464	(async {	2805	(async {
2465	$self->deactivate_recursive; # just to be sure	2806	$Coro::current->{desc} = "enter_exit";
		2807
2466	unless (eval {	2808	unless (eval {
		2809	$self->deactivate_recursive; # just to be sure
		2810
		2811	# random map handling
		2812	{
		2813	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2814
		2815	prepare_random_map $exit
		2816	if $exit->slaying eq "/!";
		2817	}
		2818
		2819	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2820	my $x = $exit->stats->hp;
		2821	my $y = $exit->stats->sp;
		2822
2467	$self->goto ($slaying, $hp, $sp);	2823	$self->goto ($map, $x, $y);
2468		2824
		2825	# if exit is damned, update players death & WoR home-position
		2826	$self->contr->savebed ($map, $x, $y)
		2827	if $exit->flag (cf::FLAG_DAMNED);
		2828
2469	1;	2829	1
2470	}) {	2830	}) {
2471	$self->message ("Something went wrong deep within the crossfire server. "	2831	$self->message ("Something went wrong deep within the deliantra server. "
2472	. "I'll try to bring you back to the map you were before. "	2832	. "I'll try to bring you back to the map you were before. "
2473	. "Please report this to the dungeon master!",	2833	. "Please report this to the dungeon master!",
2474	cf::NDI_UNIQUE | cf::NDI_RED);	2834	cf::NDI_UNIQUE | cf::NDI_RED);
2475		2835
2476	warn "ERROR in enter_exit: $@";	2836	warn "ERROR in enter_exit: $@";
…		…
2493	sub cf::client::send_drawinfo {	2853	sub cf::client::send_drawinfo {
2494	my ($self, $text, $flags) = @_;	2854	my ($self, $text, $flags) = @_;
2495		2855
2496	utf8::encode $text;	2856	utf8::encode $text;
2497	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2857	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2858	}
		2859
		2860	=item $client->send_big_packet ($pkt)
		2861
		2862	Like C<send_packet>, but tries to compress large packets, and fragments
		2863	them as required.
		2864
		2865	=cut
		2866
		2867	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2868
		2869	sub cf::client::send_big_packet {
		2870	my ($self, $pkt) = @_;
		2871
		2872	# try lzf for large packets
		2873	$pkt = "lzf " . Compress::LZF::compress $pkt
		2874	if 1024 <= length $pkt and $self->{can_lzf};
		2875
		2876	# split very large packets
		2877	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2878	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2879	$pkt = "frag";
		2880	}
		2881
		2882	$self->send_packet ($pkt);
2498	}	2883	}
2499		2884
2500	=item $client->send_msg ($channel, $msg, $color, [extra...])	2885	=item $client->send_msg ($channel, $msg, $color, [extra...])
2501		2886
2502	Send a drawinfo or msg packet to the client, formatting the msg for the	2887	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2504	the message, with C<log> being the default. If C<$color> is negative, suppress	2889	the message, with C<log> being the default. If C<$color> is negative, suppress
2505	the message unless the client supports the msg packet.	2890	the message unless the client supports the msg packet.
2506		2891
2507	=cut	2892	=cut
2508		2893
		2894	# non-persistent channels (usually the info channel)
2509	our %CHANNEL = (	2895	our %CHANNEL = (
		2896	"c/motd" => {
		2897	id => "infobox",
		2898	title => "MOTD",
		2899	reply => undef,
		2900	tooltip => "The message of the day",
		2901	},
2510	"c/identify" => {	2902	"c/identify" => {
2511	id => "identify",	2903	id => "infobox",
2512	title => "Identify",	2904	title => "Identify",
2513	reply => undef,	2905	reply => undef,
2514	tooltip => "Items recently identified",	2906	tooltip => "Items recently identified",
2515	},	2907	},
		2908	"c/examine" => {
		2909	id => "infobox",
		2910	title => "Examine",
		2911	reply => undef,
		2912	tooltip => "Signs and other items you examined",
		2913	},
		2914	"c/shopinfo" => {
		2915	id => "infobox",
		2916	title => "Shop Info",
		2917	reply => undef,
		2918	tooltip => "What your bargaining skill tells you about the shop",
		2919	},
		2920	"c/book" => {
		2921	id => "infobox",
		2922	title => "Book",
		2923	reply => undef,
		2924	tooltip => "The contents of a note or book",
		2925	},
		2926	"c/lookat" => {
		2927	id => "infobox",
		2928	title => "Look",
		2929	reply => undef,
		2930	tooltip => "What you saw there",
		2931	},
		2932	"c/who" => {
		2933	id => "infobox",
		2934	title => "Players",
		2935	reply => undef,
		2936	tooltip => "Shows players who are currently online",
		2937	},
		2938	"c/body" => {
		2939	id => "infobox",
		2940	title => "Body Parts",
		2941	reply => undef,
		2942	tooltip => "Shows which body parts you posess and are available",
		2943	},
		2944	"c/statistics" => {
		2945	id => "infobox",
		2946	title => "Statistics",
		2947	reply => undef,
		2948	tooltip => "Shows your primary statistics",
		2949	},
		2950	"c/skills" => {
		2951	id => "infobox",
		2952	title => "Skills",
		2953	reply => undef,
		2954	tooltip => "Shows your experience per skill and item power",
		2955	},
		2956	"c/shopitems" => {
		2957	id => "infobox",
		2958	title => "Shop Items",
		2959	reply => undef,
		2960	tooltip => "Shows the items currently for sale in this shop",
		2961	},
		2962	"c/resistances" => {
		2963	id => "infobox",
		2964	title => "Resistances",
		2965	reply => undef,
		2966	tooltip => "Shows your resistances",
		2967	},
		2968	"c/pets" => {
		2969	id => "infobox",
		2970	title => "Pets",
		2971	reply => undef,
		2972	tooltip => "Shows information abotu your pets/a specific pet",
		2973	},
		2974	"c/perceiveself" => {
		2975	id => "infobox",
		2976	title => "Perceive Self",
		2977	reply => undef,
		2978	tooltip => "You gained detailed knowledge about yourself",
		2979	},
		2980	"c/uptime" => {
		2981	id => "infobox",
		2982	title => "Uptime",
		2983	reply => undef,
		2984	tooltip => "How long the server has been running since last restart",
		2985	},
		2986	"c/mapinfo" => {
		2987	id => "infobox",
		2988	title => "Map Info",
		2989	reply => undef,
		2990	tooltip => "Information related to the maps",
		2991	},
		2992	"c/party" => {
		2993	id => "party",
		2994	title => "Party",
		2995	reply => "gsay ",
		2996	tooltip => "Messages and chat related to your party",
		2997	},
		2998	"c/death" => {
		2999	id => "death",
		3000	title => "Death",
		3001	reply => undef,
		3002	tooltip => "Reason for and more info about your most recent death",
		3003	},
		3004	"c/say" => $SAY_CHANNEL,
		3005	"c/chat" => $CHAT_CHANNEL,
2516	);	3006	);
2517		3007
2518	sub cf::client::send_msg {	3008	sub cf::client::send_msg {
2519	my ($self, $channel, $msg, $color, @extra) = @_;	3009	my ($self, $channel, $msg, $color, @extra) = @_;
2520		3010
2521	$msg = $self->pl->expand_cfpod ($msg);	3011	$msg = $self->pl->expand_cfpod ($msg)
		3012	unless $color & cf::NDI_VERBATIM;
2522		3013
2523	$color &= cf::NDI_CLIENT_MASK; # just in case...	3014	$color &= cf::NDI_CLIENT_MASK; # just in case...
2524		3015
2525	# check predefined channels, for the benefit of C	3016	# check predefined channels, for the benefit of C
2526	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};	3017	if ($CHANNEL{$channel}) {
		3018	$channel = $CHANNEL{$channel};
2527		3019
		3020	$self->ext_msg (channel_info => $channel);
		3021	$channel = $channel->{id};
		3022
2528	if (ref $channel) {	3023	} elsif (ref $channel) {
2529	# send meta info to client, if not yet sent	3024	# send meta info to client, if not yet sent
2530	unless (exists $self->{channel}{$channel->{id}}) {	3025	unless (exists $self->{channel}{$channel->{id}}) {
2531	$self->{channel}{$channel->{id}} = $channel;	3026	$self->{channel}{$channel->{id}} = $channel;
2532	$self->ext_msg (channel_info => $channel);	3027	$self->ext_msg (channel_info => $channel);
2533	}	3028	}
…		…
2535	$channel = $channel->{id};	3030	$channel = $channel->{id};
2536	}	3031	}
2537		3032
2538	return unless @extra || length $msg;	3033	return unless @extra || length $msg;
2539		3034
2540	if ($self->can_msg) {
2541	# default colour, mask it out	3035	# default colour, mask it out
2542	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3036	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2543	if $color & cf::NDI_DEF;	3037	if $color & cf::NDI_DEF;
2544		3038
2545	$self->send_packet ("msg " . $self->{json_coder}->encode (	3039	my $pkt = "msg "
		3040	. $self->{json_coder}->encode (
2546	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3041	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2547	} else {	3042	);
2548	if ($color >= 0) {
2549	# replace some tags by gcfclient-compatible ones
2550	for ($msg) {
2551	1 while
2552	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2553	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2554	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2555	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2556	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2557	}
2558		3043
2559	$color &= cf::NDI_COLOR_MASK;	3044	$self->send_big_packet ($pkt);
2560
2561	utf8::encode $msg;
2562
2563	if (0 && $msg =~ /\[/) {
2564	# COMMAND/INFO
2565	$self->send_packet ("drawextinfo $color 10 8 $msg")
2566	} else {
2567	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2568	$self->send_packet ("drawinfo $color $msg")
2569	}
2570	}
2571	}
2572	}	3045	}
2573		3046
2574	=item $client->ext_msg ($type, @msg)	3047	=item $client->ext_msg ($type, @msg)
2575		3048
2576	Sends an ext event to the client.	3049	Sends an ext event to the client.
…		…
2579		3052
2580	sub cf::client::ext_msg($$@) {	3053	sub cf::client::ext_msg($$@) {
2581	my ($self, $type, @msg) = @_;	3054	my ($self, $type, @msg) = @_;
2582		3055
2583	if ($self->extcmd == 2) {	3056	if ($self->extcmd == 2) {
2584	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3057	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2585	} elsif ($self->extcmd == 1) { # TODO: remove	3058	} elsif ($self->extcmd == 1) { # TODO: remove
2586	push @msg, msgtype => "event_$type";	3059	push @msg, msgtype => "event_$type";
2587	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3060	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2588	}	3061	}
2589	}	3062	}
2590		3063
2591	=item $client->ext_reply ($msgid, @msg)	3064	=item $client->ext_reply ($msgid, @msg)
2592		3065
…		…
2596		3069
2597	sub cf::client::ext_reply($$@) {	3070	sub cf::client::ext_reply($$@) {
2598	my ($self, $id, @msg) = @_;	3071	my ($self, $id, @msg) = @_;
2599		3072
2600	if ($self->extcmd == 2) {	3073	if ($self->extcmd == 2) {
2601	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3074	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2602	} elsif ($self->extcmd == 1) {	3075	} elsif ($self->extcmd == 1) {
2603	#TODO: version 1, remove	3076	#TODO: version 1, remove
2604	unshift @msg, msgtype => "reply", msgid => $id;	3077	unshift @msg, msgtype => "reply", msgid => $id;
2605	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3078	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2606	}	3079	}
2607	}	3080	}
2608		3081
2609	=item $success = $client->query ($flags, "text", \&cb)	3082	=item $success = $client->query ($flags, "text", \&cb)
2610		3083
…		…
2711		3184
2712	$coro	3185	$coro
2713	}	3186	}
2714		3187
2715	cf::client->attach (	3188	cf::client->attach (
2716	on_destroy => sub {	3189	on_client_destroy => sub {
2717	my ($ns) = @_;	3190	my ($ns) = @_;
2718		3191
2719	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3192	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2720	},	3193	},
2721	);	3194	);
…		…
2737	our $safe_hole = new Safe::Hole;	3210	our $safe_hole = new Safe::Hole;
2738		3211
2739	$SIG{FPE} = 'IGNORE';	3212	$SIG{FPE} = 'IGNORE';
2740		3213
2741	$safe->permit_only (Opcode::opset qw(	3214	$safe->permit_only (Opcode::opset qw(
2742	:base_core :base_mem :base_orig :base_math	3215	:base_core :base_mem :base_orig :base_math :base_loop
2743	grepstart grepwhile mapstart mapwhile	3216	grepstart grepwhile mapstart mapwhile
2744	sort time	3217	sort time
2745	));	3218	));
2746		3219
2747	# here we export the classes and methods available to script code	3220	# here we export the classes and methods available to script code
…		…
2749	=pod	3222	=pod
2750		3223
2751	The following functions and methods are available within a safe environment:	3224	The following functions and methods are available within a safe environment:
2752		3225
2753	cf::object	3226	cf::object
2754	contr pay_amount pay_player map x y force_find force_add	3227	contr pay_amount pay_player map x y force_find force_add destroy
2755	insert remove name archname title slaying race decrease_ob_nr	3228	insert remove name archname title slaying race decrease split
		3229	value
2756		3230
2757	cf::object::player	3231	cf::object::player
2758	player	3232	player
2759		3233
2760	cf::player	3234	cf::player
…		…
2765		3239
2766	=cut	3240	=cut
2767		3241
2768	for (	3242	for (
2769	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3243	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2770	insert remove inv name archname title slaying race	3244	insert remove inv nrof name archname title slaying race
2771	decrease_ob_nr)],	3245	decrease split destroy change_exp value msg lore send_msg)],
2772	["cf::object::player" => qw(player)],	3246	["cf::object::player" => qw(player)],
2773	["cf::player" => qw(peaceful)],	3247	["cf::player" => qw(peaceful send_msg)],
2774	["cf::map" => qw(trigger)],	3248	["cf::map" => qw(trigger)],
2775	) {	3249	) {
2776	no strict 'refs';	3250	no strict 'refs';
2777	my ($pkg, @funs) = @$_;	3251	my ($pkg, @funs) = @$_;
2778	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3252	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2796		3270
2797	my $qcode = $code;	3271	my $qcode = $code;
2798	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3272	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2799	$qcode =~ s/\n/\\n/g;	3273	$qcode =~ s/\n/\\n/g;
2800		3274
		3275	%vars = (_dummy => 0) unless %vars;
		3276
		3277	my @res;
2801	local $_;	3278	local $_;
2802	local @safe::cf::_safe_eval_args = values %vars;
2803		3279
2804	my $eval =	3280	my $eval =
2805	"do {\n"	3281	"do {\n"
2806	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3282	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2807	. "#line 0 \"{$qcode}\"\n"	3283	. "#line 0 \"{$qcode}\"\n"
2808	. $code	3284	. $code
2809	. "\n}"	3285	. "\n}"
2810	;	3286	;
2811		3287
		3288	if ($CFG{safe_eval}) {
2812	sub_generation_inc;	3289	sub_generation_inc;
		3290	local @safe::cf::_safe_eval_args = values %vars;
2813	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3291	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2814	sub_generation_inc;	3292	sub_generation_inc;
		3293	} else {
		3294	local @cf::_safe_eval_args = values %vars;
		3295	@res = wantarray ? eval eval : scalar eval $eval;
		3296	}
2815		3297
2816	if ($@) {	3298	if ($@) {
2817	warn "$@";	3299	warn "$@";
2818	warn "while executing safe code '$code'\n";	3300	warn "while executing safe code '$code'\n";
2819	warn "with arguments " . (join " ", %vars) . "\n";	3301	warn "with arguments " . (join " ", %vars) . "\n";
…		…
2838	=cut	3320	=cut
2839		3321
2840	sub register_script_function {	3322	sub register_script_function {
2841	my ($fun, $cb) = @_;	3323	my ($fun, $cb) = @_;
2842		3324
2843	no strict 'refs';	3325	$fun = "safe::$fun" if $CFG{safe_eval};
2844	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3326	*$fun = $safe_hole->wrap ($cb);
2845	}	3327	}
2846		3328
2847	=back	3329	=back
2848		3330
2849	=cut	3331	=cut
…		…
2870		3352
2871	$facedata->{version} == 2	3353	$facedata->{version} == 2
2872	or cf::cleanup "$path: version mismatch, cannot proceed.";	3354	or cf::cleanup "$path: version mismatch, cannot proceed.";
2873		3355
2874	# patch in the exptable	3356	# patch in the exptable
		3357	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
2875	$facedata->{resource}{"res/exp_table"} = {	3358	$facedata->{resource}{"res/exp_table"} = {
2876	type => FT_RSRC,	3359	type => FT_RSRC,
2877	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3360	data => $exp_table,
		3361	hash => (Digest::MD5::md5 $exp_table),
2878	};	3362	};
2879	cf::cede_to_tick;	3363	cf::cede_to_tick;
2880		3364
2881	{	3365	{
2882	my $faces = $facedata->{faceinfo};	3366	my $faces = $facedata->{faceinfo};
2883		3367
2884	while (my ($face, $info) = each %$faces) {	3368	while (my ($face, $info) = each %$faces) {
2885	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3369	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3370
2886	cf::face::set_visibility $idx, $info->{visibility};	3371	cf::face::set_visibility $idx, $info->{visibility};
2887	cf::face::set_magicmap $idx, $info->{magicmap};	3372	cf::face::set_magicmap $idx, $info->{magicmap};
2888	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3373	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2889	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3374	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
2890		3375
2891	cf::cede_to_tick;	3376	cf::cede_to_tick;
2892	}	3377	}
2893		3378
2894	while (my ($face, $info) = each %$faces) {	3379	while (my ($face, $info) = each %$faces) {
2895	next unless $info->{smooth};	3380	next unless $info->{smooth};
		3381
2896	my $idx = cf::face::find $face	3382	my $idx = cf::face::find $face
2897	or next;	3383	or next;
		3384
2898	if (my $smooth = cf::face::find $info->{smooth}) {	3385	if (my $smooth = cf::face::find $info->{smooth}) {
2899	cf::face::set_smooth $idx, $smooth;	3386	cf::face::set_smooth $idx, $smooth;
2900	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3387	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2901	} else {	3388	} else {
2902	warn "smooth face '$info->{smooth}' not found for face '$face'";	3389	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
2916		3403
2917	cf::anim::invalidate_all; # d'oh	3404	cf::anim::invalidate_all; # d'oh
2918	}	3405	}
2919		3406
2920	{	3407	{
2921	# TODO: for gcfclient pleasure, we should give resources
2922	# that gcfclient doesn't grok a >10000 face index.
2923	my $res = $facedata->{resource};	3408	my $res = $facedata->{resource};
2924		3409
2925	my $soundconf = delete $res->{"res/sound.conf"};
2926
2927	while (my ($name, $info) = each %$res) {	3410	while (my ($name, $info) = each %$res) {
		3411	if (defined $info->{type}) {
2928	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3412	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2929	my $data;
2930		3413
2931	if ($info->{type} & 1) {	3414	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
2932	# prepend meta info	3415	cf::face::set_type $idx, $info->{type};
2933
2934	my $meta = $enc->encode ({
2935	name => $name,
2936	%{ $info->{meta} || {} },
2937	});
2938
2939	$data = pack "(w/a*)*", $meta, $info->{data};
2940	} else {	3416	} else {
2941	$data = $info->{data};	3417	$RESOURCE{$name} = $info;
2942	}	3418	}
2943		3419
2944	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
2945	cf::face::set_type $idx, $info->{type};
2946
2947	cf::cede_to_tick;	3420	cf::cede_to_tick;
2948	}	3421	}
2949
2950	if ($soundconf) {
2951	$soundconf = $enc->decode (delete $soundconf->{data});
2952
2953	for (0 .. SOUND_CAST_SPELL_0 - 1) {
2954	my $sound = $soundconf->{compat}[$_]
2955	or next;
2956
2957	my $face = cf::face::find "sound/$sound->[1]";
2958	cf::sound::set $sound->[0] => $face;
2959	cf::sound::old_sound_index $_, $face; # gcfclient-compat
2960	}
2961
2962	while (my ($k, $v) = each %{$soundconf->{event}}) {
2963	my $face = cf::face::find "sound/$v";
2964	cf::sound::set $k => $face;
2965	}
2966	}
2967	}	3422	}
		3423
		3424	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
2968		3425
2969	1	3426	1
2970	}	3427	}
		3428
		3429	cf::global->attach (on_resource_update => sub {
		3430	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3431	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3432
		3433	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3434	my $sound = $soundconf->{compat}[$_]
		3435	or next;
		3436
		3437	my $face = cf::face::find "sound/$sound->[1]";
		3438	cf::sound::set $sound->[0] => $face;
		3439	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3440	}
		3441
		3442	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3443	my $face = cf::face::find "sound/$v";
		3444	cf::sound::set $k => $face;
		3445	}
		3446	}
		3447	});
2971		3448
2972	register_exticmd fx_want => sub {	3449	register_exticmd fx_want => sub {
2973	my ($ns, $want) = @_;	3450	my ($ns, $want) = @_;
2974		3451
2975	while (my ($k, $v) = each %$want) {	3452	while (my ($k, $v) = each %$want) {
2976	$ns->fx_want ($k, $v);	3453	$ns->fx_want ($k, $v);
2977	}	3454	}
2978	};	3455	};
		3456
		3457	sub load_resource_file($) {
		3458	my $guard = lock_acquire "load_resource_file";
		3459
		3460	my $status = load_resource_file_ $_[0];
		3461	get_slot 0.1, 100;
		3462	cf::arch::commit_load;
		3463
		3464	$status
		3465	}
2979		3466
2980	sub reload_regions {	3467	sub reload_regions {
2981	# HACK to clear player env face cache, we need some signal framework	3468	# HACK to clear player env face cache, we need some signal framework
2982	# for this (global event?)	3469	# for this (global event?)
2983	%ext::player_env::MUSIC_FACE_CACHE = ();	3470	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
2997	}	3484	}
2998		3485
2999	sub reload_archetypes {	3486	sub reload_archetypes {
3000	load_resource_file "$DATADIR/archetypes"	3487	load_resource_file "$DATADIR/archetypes"
3001	or die "unable to load archetypes\n";	3488	or die "unable to load archetypes\n";
3002	#d# NEED to laod twice to resolve forward references
3003	# this really needs to be done in an extra post-pass
3004	# (which needs to be synchronous, so solve it differently)
3005	load_resource_file "$DATADIR/archetypes"
3006	or die "unable to load archetypes\n";
3007	}	3489	}
3008		3490
3009	sub reload_treasures {	3491	sub reload_treasures {
3010	load_resource_file "$DATADIR/treasures"	3492	load_resource_file "$DATADIR/treasures"
3011	or die "unable to load treasurelists\n";	3493	or die "unable to load treasurelists\n";
3012	}	3494	}
3013		3495
3014	sub reload_resources {	3496	sub reload_resources {
3015	warn "reloading resource files...\n";	3497	warn "reloading resource files...\n";
3016		3498
		3499	reload_facedata;
		3500	reload_archetypes;
3017	reload_regions;	3501	reload_regions;
3018	reload_facedata;
3019	#reload_archetypes;#d#
3020	reload_archetypes;
3021	reload_treasures;	3502	reload_treasures;
3022		3503
3023	warn "finished reloading resource files\n";	3504	warn "finished reloading resource files\n";
3024	}	3505	}
3025		3506
3026	sub init {
3027	reload_resources;
3028	}
3029
3030	sub reload_config {	3507	sub reload_config {
		3508	warn "reloading config file...\n";
		3509
3031	open my $fh, "<:utf8", "$CONFDIR/config"	3510	open my $fh, "<:utf8", "$CONFDIR/config"
3032	or return;	3511	or return;
3033		3512
3034	local $/;	3513	local $/;
3035	*CFG = YAML::Syck::Load <$fh>;	3514	*CFG = YAML::XS::Load scalar <$fh>;
3036		3515
3037	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3516	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3038		3517
3039	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3518	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3040	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3519	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3044	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3523	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3045	and die "WARNING: m(un)lockall failed: $!\n";	3524	and die "WARNING: m(un)lockall failed: $!\n";
3046	};	3525	};
3047	warn $@ if $@;	3526	warn $@ if $@;
3048	}	3527	}
		3528
		3529	warn "finished reloading resource files\n";
		3530	}
		3531
		3532	sub pidfile() {
		3533	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3534	or die "$PIDFILE: $!";
		3535	flock $fh, &Fcntl::LOCK_EX
		3536	or die "$PIDFILE: flock: $!";
		3537	$fh
		3538	}
		3539
		3540	# make sure only one server instance is running at any one time
		3541	sub atomic {
		3542	my $fh = pidfile;
		3543
		3544	my $pid = <$fh>;
		3545	kill 9, $pid if $pid > 0;
		3546
		3547	seek $fh, 0, 0;
		3548	print $fh $$;
		3549	}
		3550
		3551	sub main_loop {
		3552	warn "EV::loop starting\n";
		3553	if (1) {
		3554	EV::loop;
		3555	}
		3556	warn "EV::loop returned\n";
		3557	goto &main_loop unless $REALLY_UNLOOP;
3049	}	3558	}
3050		3559
3051	sub main {	3560	sub main {
		3561	cf::init_globals; # initialise logging
		3562
		3563	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3564	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3565	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3566	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3567
		3568	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3569
3052	# we must not ever block the main coroutine	3570	# we must not ever block the main coroutine
3053	local $Coro::idle = sub {	3571	local $Coro::idle = sub {
3054	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3572	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3055	(async {	3573	(async {
3056	Event::one_event;	3574	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3575	EV::loop EV::LOOP_ONESHOT;
3057	})->prio (Coro::PRIO_MAX);	3576	})->prio (Coro::PRIO_MAX);
3058	};	3577	};
3059		3578
		3579	evthread_start IO::AIO::poll_fileno;
		3580
		3581	cf::sync_job {
		3582	cf::init_experience;
		3583	cf::init_anim;
		3584	cf::init_attackmess;
		3585	cf::init_dynamic;
		3586
		3587	cf::load_settings;
		3588	cf::load_materials;
		3589
		3590	reload_resources;
3060	reload_config;	3591	reload_config;
3061	db_init;	3592	db_init;
		3593
		3594	cf::init_uuid;
		3595	cf::init_signals;
		3596	cf::init_skills;
		3597
		3598	cf::init_beforeplay;
		3599
		3600	atomic;
		3601
3062	load_extensions;	3602	load_extensions;
3063		3603
3064	$TICK_WATCHER->start;	3604	utime time, time, $RUNTIMEFILE;
3065	Event::loop;	3605
		3606	# no (long-running) fork's whatsoever before this point(!)
		3607	use POSIX ();
		3608	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3609
		3610	(pop @POST_INIT)->(0) while @POST_INIT;
		3611	};
		3612
		3613	cf::object::thawer::errors_are_fatal 0;
		3614	warn "parse errors in files are no longer fatal from this point on.\n";
		3615
		3616	main_loop;
3066	}	3617	}
3067		3618
3068	#############################################################################	3619	#############################################################################
3069	# initialisation and cleanup	3620	# initialisation and cleanup
3070		3621
3071	# install some emergency cleanup handlers	3622	# install some emergency cleanup handlers
3072	BEGIN {	3623	BEGIN {
		3624	our %SIGWATCHER = ();
3073	for my $signal (qw(INT HUP TERM)) {	3625	for my $signal (qw(INT HUP TERM)) {
3074	Event->signal (	3626	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3075	reentrant => 0,
3076	data => WF_AUTOCANCEL,
3077	signal => $signal,
3078	prio => 0,
3079	cb => sub {
3080	cf::cleanup "SIG$signal";	3627	cf::cleanup "SIG$signal";
3081	},
3082	);	3628	};
3083	}	3629	}
3084	}	3630	}
3085		3631
3086	sub write_runtime {	3632	sub write_runtime_sync {
3087	my $runtime = "$LOCALDIR/runtime";	3633	my $t0 = AE::time;
3088		3634
3089	# first touch the runtime file to show we are still running:	3635	# first touch the runtime file to show we are still running:
3090	# the fsync below can take a very very long time.	3636	# the fsync below can take a very very long time.
3091		3637
3092	IO::AIO::aio_utime $runtime, undef, undef;	3638	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3093		3639
3094	my $guard = cf::lock_acquire "write_runtime";	3640	my $guard = cf::lock_acquire "write_runtime";
3095		3641
3096	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3642	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3097	or return;	3643	or return;
3098		3644
3099	my $value = $cf::RUNTIME + 90 + 10;	3645	my $value = $cf::RUNTIME + 90 + 10;
3100	# 10 is the runtime save interval, for a monotonic clock	3646	# 10 is the runtime save interval, for a monotonic clock
3101	# 60 allows for the watchdog to kill the server.	3647	# 60 allows for the watchdog to kill the server.
…		…
3111	aio_utime $fh, undef, undef;	3657	aio_utime $fh, undef, undef;
3112		3658
3113	close $fh	3659	close $fh
3114	or return;	3660	or return;
3115		3661
3116	aio_rename "$runtime~", $runtime	3662	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3117	and return;	3663	and return;
3118		3664
3119	warn "runtime file written.\n";	3665	warn sprintf "runtime file written (%gs).\n", AE::time - $t0;
3120		3666
3121	1	3667	1
		3668	}
		3669
		3670	our $uuid_lock;
		3671	our $uuid_skip;
		3672
		3673	sub write_uuid_sync($) {
		3674	$uuid_skip ||= $_[0];
		3675
		3676	return if $uuid_lock;
		3677	local $uuid_lock = 1;
		3678
		3679	my $uuid = "$LOCALDIR/uuid";
		3680
		3681	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3682	or return;
		3683
		3684	my $value = uuid_seq uuid_cur;
		3685
		3686	unless ($value) {
		3687	warn "cowardly refusing to write zero uuid value!\n";
		3688	return;
		3689	}
		3690
		3691	my $value = uuid_str $value + $uuid_skip;
		3692	$uuid_skip = 0;
		3693
		3694	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3695	and return;
		3696
		3697	# always fsync - this file is important
		3698	aio_fsync $fh
		3699	and return;
		3700
		3701	close $fh
		3702	or return;
		3703
		3704	aio_rename "$uuid~", $uuid
		3705	and return;
		3706
		3707	warn "uuid file written ($value).\n";
		3708
		3709	1
		3710
		3711	}
		3712
		3713	sub write_uuid($$) {
		3714	my ($skip, $sync) = @_;
		3715
		3716	$sync ? write_uuid_sync $skip
		3717	: async { write_uuid_sync $skip };
3122	}	3718	}
3123		3719
3124	sub emergency_save() {	3720	sub emergency_save() {
3125	my $freeze_guard = cf::freeze_mainloop;	3721	my $freeze_guard = cf::freeze_mainloop;
3126		3722
3127	warn "enter emergency perl save\n";	3723	warn "emergency_perl_save: enter\n";
3128		3724
3129	cf::sync_job {	3725	cf::sync_job {
		3726	# this is a trade-off: we want to be very quick here, so
		3727	# save all maps without fsync, and later call a global sync
		3728	# (which in turn might be very very slow)
		3729	local $USE_FSYNC = 0;
		3730
3130	# use a peculiar iteration method to avoid tripping on perl	3731	# use a peculiar iteration method to avoid tripping on perl
3131	# refcount bugs in for. also avoids problems with players	3732	# refcount bugs in for. also avoids problems with players
3132	# and maps saved/destroyed asynchronously.	3733	# and maps saved/destroyed asynchronously.
3133	warn "begin emergency player save\n";	3734	warn "emergency_perl_save: begin player save\n";
3134	for my $login (keys %cf::PLAYER) {	3735	for my $login (keys %cf::PLAYER) {
3135	my $pl = $cf::PLAYER{$login} or next;	3736	my $pl = $cf::PLAYER{$login} or next;
3136	$pl->valid or next;	3737	$pl->valid or next;
		3738	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3137	$pl->save;	3739	$pl->save;
3138	}	3740	}
3139	warn "end emergency player save\n";	3741	warn "emergency_perl_save: end player save\n";
3140		3742
3141	warn "begin emergency map save\n";	3743	warn "emergency_perl_save: begin map save\n";
3142	for my $path (keys %cf::MAP) {	3744	for my $path (keys %cf::MAP) {
3143	my $map = $cf::MAP{$path} or next;	3745	my $map = $cf::MAP{$path} or next;
3144	$map->valid or next;	3746	$map->valid or next;
3145	$map->save;	3747	$map->save;
3146	}	3748	}
3147	warn "end emergency map save\n";	3749	warn "emergency_perl_save: end map save\n";
3148		3750
3149	warn "begin emergency database checkpoint\n";	3751	warn "emergency_perl_save: begin database checkpoint\n";
3150	BDB::db_env_txn_checkpoint $DB_ENV;	3752	BDB::db_env_txn_checkpoint $DB_ENV;
3151	warn "end emergency database checkpoint\n";	3753	warn "emergency_perl_save: end database checkpoint\n";
		3754
		3755	warn "emergency_perl_save: begin write uuid\n";
		3756	write_uuid_sync 1;
		3757	warn "emergency_perl_save: end write uuid\n";
3152	};	3758	};
3153		3759
		3760	warn "emergency_perl_save: starting sync()\n";
		3761	IO::AIO::aio_sync sub {
		3762	warn "emergency_perl_save: finished sync()\n";
		3763	};
		3764
3154	warn "leave emergency perl save\n";	3765	warn "emergency_perl_save: leave\n";
3155	}	3766	}
3156		3767
3157	sub post_cleanup {	3768	sub post_cleanup {
3158	my ($make_core) = @_;	3769	my ($make_core) = @_;
3159		3770
3160	warn Carp::longmess "post_cleanup backtrace"	3771	warn Carp::longmess "post_cleanup backtrace"
3161	if $make_core;	3772	if $make_core;
		3773
		3774	my $fh = pidfile;
		3775	unlink $PIDFILE if <$fh> == $$;
		3776	}
		3777
		3778	# a safer delete_package, copied from Symbol
		3779	sub clear_package($) {
		3780	my $pkg = shift;
		3781
		3782	# expand to full symbol table name if needed
		3783	unless ($pkg =~ /^main::.*::$/) {
		3784	$pkg = "main$pkg" if $pkg =~ /^::/;
		3785	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3786	$pkg .= '::' unless $pkg =~ /::$/;
		3787	}
		3788
		3789	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3790	my $stem_symtab = *{$stem}{HASH};
		3791
		3792	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3793	or return;
		3794
		3795	# clear all symbols
		3796	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3797	for my $name (keys %$leaf_symtab) {
		3798	_gv_clear *{"$pkg$name"};
		3799	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3800	}
3162	}	3801	}
3163		3802
3164	sub do_reload_perl() {	3803	sub do_reload_perl() {
3165	# can/must only be called in main	3804	# can/must only be called in main
3166	if ($Coro::current != $Coro::main) {	3805	if (in_main) {
3167	warn "can only reload from main coroutine";	3806	warn "can only reload from main coroutine";
3168	return;	3807	return;
3169	}	3808	}
3170		3809
		3810	return if $RELOAD++;
		3811
		3812	my $t1 = AE::time;
		3813
		3814	while ($RELOAD) {
3171	warn "reloading...";	3815	warn "reloading...";
3172		3816
3173	warn "entering sync_job";	3817	warn "entering sync_job";
3174		3818
3175	cf::sync_job {	3819	cf::sync_job {
3176	cf::write_runtime; # external watchdog should not bark	3820	cf::write_runtime_sync; # external watchdog should not bark
3177	cf::emergency_save;	3821	cf::emergency_save;
3178	cf::write_runtime; # external watchdog should not bark	3822	cf::write_runtime_sync; # external watchdog should not bark
3179		3823
3180	warn "syncing database to disk";	3824	warn "syncing database to disk";
3181	BDB::db_env_txn_checkpoint $DB_ENV;	3825	BDB::db_env_txn_checkpoint $DB_ENV;
3182		3826
3183	# if anything goes wrong in here, we should simply crash as we already saved	3827	# if anything goes wrong in here, we should simply crash as we already saved
3184		3828
3185	warn "cancelling all WF_AUTOCANCEL watchers";
3186	for (Event::all_watchers) {
3187	$_->cancel if $_->data & WF_AUTOCANCEL;
3188	}
3189
3190	warn "flushing outstanding aio requests";	3829	warn "flushing outstanding aio requests";
3191	for (;;) {
3192	BDB::flush;
3193	IO::AIO::flush;
3194	Coro::cede;
3195	last unless IO::AIO::nreqs || BDB::nreqs;	3830	while (IO::AIO::nreqs || BDB::nreqs) {
3196	warn "iterate...";	3831	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3197	}
3198
3199	++$RELOAD;
3200
3201	warn "cancelling all extension coros";
3202	$_->cancel for values %EXT_CORO;
3203	%EXT_CORO = ();
3204
3205	warn "removing commands";
3206	%COMMAND = ();
3207
3208	warn "removing ext/exti commands";
3209	%EXTCMD = ();
3210	%EXTICMD = ();
3211
3212	warn "unloading/nuking all extensions";
3213	for my $pkg (@EXTS) {
3214	warn "... unloading $pkg";
3215
3216	if (my $cb = $pkg->can ("unload")) {
3217	eval {
3218	$cb->($pkg);
3219	1
3220	} or warn "$pkg unloaded, but with errors: $@";
3221	}	3832	}
3222		3833
3223	warn "... nuking $pkg";	3834	warn "cancelling all extension coros";
3224	Symbol::delete_package $pkg;	3835	$_->cancel for values %EXT_CORO;
3225	}	3836	%EXT_CORO = ();
3226		3837
3227	warn "unloading all perl modules loaded from $LIBDIR";	3838	warn "removing commands";
3228	while (my ($k, $v) = each %INC) {	3839	%COMMAND = ();
3229	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3230		3840
		3841	warn "removing ext/exti commands";
		3842	%EXTCMD = ();
		3843	%EXTICMD = ();
		3844
		3845	warn "unloading/nuking all extensions";
		3846	for my $pkg (@EXTS) {
3231	warn "... unloading $k";	3847	warn "... unloading $pkg";
3232	delete $INC{$k};
3233		3848
3234	$k =~ s/\.pm$//;
3235	$k =~ s/\//::/g;
3236
3237	if (my $cb = $k->can ("unload_module")) {	3849	if (my $cb = $pkg->can ("unload")) {
		3850	eval {
3238	$cb->();	3851	$cb->($pkg);
		3852	1
		3853	} or warn "$pkg unloaded, but with errors: $@";
		3854	}
		3855
		3856	warn "... clearing $pkg";
		3857	clear_package $pkg;
3239	}	3858	}
3240		3859
3241	Symbol::delete_package $k;	3860	warn "unloading all perl modules loaded from $LIBDIR";
		3861	while (my ($k, $v) = each %INC) {
		3862	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3863
		3864	warn "... unloading $k";
		3865	delete $INC{$k};
		3866
		3867	$k =~ s/\.pm$//;
		3868	$k =~ s/\//::/g;
		3869
		3870	if (my $cb = $k->can ("unload_module")) {
		3871	$cb->();
		3872	}
		3873
		3874	clear_package $k;
3242	}	3875	}
3243		3876
3244	warn "getting rid of safe::, as good as possible";	3877	warn "getting rid of safe::, as good as possible";
3245	Symbol::delete_package "safe::$_"	3878	clear_package "safe::$_"
3246	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3879	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3247		3880
3248	warn "unloading cf.pm \"a bit\"";	3881	warn "unloading cf.pm \"a bit\"";
3249	delete $INC{"cf.pm"};	3882	delete $INC{"cf.pm"};
3250	delete $INC{"cf/pod.pm"};	3883	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3251		3884
3252	# don't, removes xs symbols, too,	3885	# don't, removes xs symbols, too,
3253	# and global variables created in xs	3886	# and global variables created in xs
3254	#Symbol::delete_package __PACKAGE__;	3887	#clear_package __PACKAGE__;
3255		3888
3256	warn "unload completed, starting to reload now";	3889	warn "unload completed, starting to reload now";
3257		3890
3258	warn "reloading cf.pm";	3891	warn "reloading cf.pm";
3259	require cf;	3892	require cf;
3260	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3893	cf::_connect_to_perl_1;
3261		3894
3262	warn "loading config and database again";	3895	warn "loading config and database again";
3263	cf::reload_config;	3896	cf::reload_config;
3264		3897
3265	warn "loading extensions";	3898	warn "loading extensions";
3266	cf::load_extensions;	3899	cf::load_extensions;
3267		3900
		3901	if ($REATTACH_ON_RELOAD) {
3268	warn "reattaching attachments to objects/players";	3902	warn "reattaching attachments to objects/players";
3269	_global_reattach; # objects, sockets	3903	_global_reattach; # objects, sockets
3270	warn "reattaching attachments to maps";	3904	warn "reattaching attachments to maps";
3271	reattach $_ for values %MAP;	3905	reattach $_ for values %MAP;
3272	warn "reattaching attachments to players";	3906	warn "reattaching attachments to players";
3273	reattach $_ for values %PLAYER;	3907	reattach $_ for values %PLAYER;
		3908	}
3274		3909
		3910	warn "running post_init jobs";
		3911	(pop @POST_INIT)->(1) while @POST_INIT;
		3912
3275	warn "leaving sync_job";	3913	warn "leaving sync_job";
3276		3914
3277	1	3915	1
3278	} or do {	3916	} or do {
3279	warn $@;	3917	warn $@;
3280	warn "error while reloading, exiting.";	3918	cf::cleanup "error while reloading, exiting.";
3281	exit 1;
3282	};	3919	};
3283		3920
3284	warn "reloaded";	3921	warn "reloaded";
		3922	--$RELOAD;
		3923	}
		3924
		3925	$t1 = AE::time - $t1;
		3926	warn "reload completed in ${t1}s\n";
3285	};	3927	};
3286		3928
3287	our $RELOAD_WATCHER; # used only during reload	3929	our $RELOAD_WATCHER; # used only during reload
3288		3930
3289	sub reload_perl() {	3931	sub reload_perl() {
3290	# doing reload synchronously and two reloads happen back-to-back,	3932	# doing reload synchronously and two reloads happen back-to-back,
3291	# coro crashes during coro_state_free->destroy here.	3933	# coro crashes during coro_state_free->destroy here.
3292		3934
3293	$RELOAD_WATCHER ||= Event->timer (	3935	$RELOAD_WATCHER ||= cf::async {
3294	reentrant => 0,	3936	Coro::AIO::aio_wait cache_extensions;
3295	after => 0,	3937
3296	data => WF_AUTOCANCEL,	3938	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3297	cb => sub {
3298	do_reload_perl;	3939	do_reload_perl;
3299	undef $RELOAD_WATCHER;	3940	undef $RELOAD_WATCHER;
3300	},	3941	};
3301	);	3942	};
3302	}	3943	}
3303		3944
3304	register_command "reload" => sub {	3945	register_command "reload" => sub {
3305	my ($who, $arg) = @_;	3946	my ($who, $arg) = @_;
3306		3947
3307	if ($who->flag (FLAG_WIZ)) {	3948	if ($who->flag (FLAG_WIZ)) {
3308	$who->message ("reloading server.");	3949	$who->message ("reloading server.");
		3950	async {
		3951	$Coro::current->{desc} = "perl_reload";
3309	async { reload_perl };	3952	reload_perl;
		3953	};
3310	}	3954	}
3311	};	3955	};
3312		3956
3313	unshift @INC, $LIBDIR;	3957	unshift @INC, $LIBDIR;
3314		3958
…		…
3316		3960
3317	our @WAIT_FOR_TICK;	3961	our @WAIT_FOR_TICK;
3318	our @WAIT_FOR_TICK_BEGIN;	3962	our @WAIT_FOR_TICK_BEGIN;
3319		3963
3320	sub wait_for_tick {	3964	sub wait_for_tick {
3321	return unless $TICK_WATCHER->is_active;
3322	return if $Coro::current == $Coro::main;	3965	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3323		3966
3324	my $signal = new Coro::Signal;	3967	my $signal = new Coro::Signal;
3325	push @WAIT_FOR_TICK, $signal;	3968	push @WAIT_FOR_TICK, $signal;
3326	$signal->wait;	3969	$signal->wait;
3327	}	3970	}
3328		3971
3329	sub wait_for_tick_begin {	3972	sub wait_for_tick_begin {
3330	return unless $TICK_WATCHER->is_active;
3331	return if $Coro::current == $Coro::main;	3973	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3332		3974
3333	my $signal = new Coro::Signal;	3975	my $signal = new Coro::Signal;
3334	push @WAIT_FOR_TICK_BEGIN, $signal;	3976	push @WAIT_FOR_TICK_BEGIN, $signal;
3335	$signal->wait;	3977	$signal->wait;
3336	}	3978	}
3337		3979
3338	my $min = 1e6;#d#	3980	sub tick {
3339	my $avg = 10;
3340	$TICK_WATCHER = Event->timer (
3341	reentrant => 0,
3342	parked => 1,
3343	prio => 0,
3344	at => $NEXT_TICK || $TICK,
3345	data => WF_AUTOCANCEL,
3346	cb => sub {
3347	if ($Coro::current != $Coro::main) {	3981	if ($Coro::current != $Coro::main) {
3348	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3982	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3349	unless ++$bug_warning > 10;	3983	unless ++$bug_warning > 10;
3350	return;	3984	return;
3351	}	3985	}
3352		3986
3353	$NOW = $tick_start = Event::time;
3354
3355	cf::server_tick; # one server iteration	3987	cf::server_tick; # one server iteration
3356		3988
3357	0 && sync_job {#d#	3989	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3358	for(1..10) {
3359	my $t = Event::time;
3360	my $map = my $map = new_from_path cf::map "/tmp/x.map"
3361	or die;
3362		3990
3363	$map->width (50);	3991	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3364	$map->height (50);	3992	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3365	$map->alloc;	3993	Coro::async_pool {
3366	$map->_load_objects ("/tmp/x.map", 1);	3994	$Coro::current->{desc} = "runtime saver";
3367	my $t = Event::time - $t;	3995	write_runtime_sync
3368		3996	or warn "ERROR: unable to write runtime file: $!";
3369	#next unless $t < 0.0013;#d#
3370	if ($t < $min) {
3371	$min = $t;
3372	}
3373	$avg = $avg * 0.99 + $t * 0.01;
3374	}
3375	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3376	exit 0;
3377	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3378	};	3997	};
		3998	}
3379		3999
3380	$RUNTIME += $TICK;
3381	$NEXT_TICK += $TICK;
3382
3383	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3384	$NEXT_RUNTIME_WRITE = $NOW + 10;
3385	Coro::async_pool {
3386	write_runtime
3387	or warn "ERROR: unable to write runtime file: $!";
3388	};
3389	}
3390
3391	# my $AFTER = Event::time;
3392	# warn $AFTER - $NOW;#d#
3393
3394	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4000	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3395	$sig->send;	4001	$sig->send;
3396	}	4002	}
3397	while (my $sig = shift @WAIT_FOR_TICK) {	4003	while (my $sig = shift @WAIT_FOR_TICK) {
3398	$sig->send;	4004	$sig->send;
3399	}	4005	}
3400		4006
3401	$NOW = Event::time;	4007	$LOAD = ($NOW - $TICK_START) / $TICK;
3402
3403	# if we are delayed by four ticks or more, skip them all
3404	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3405
3406	$TICK_WATCHER->at ($NEXT_TICK);
3407	$TICK_WATCHER->start;
3408
3409	$LOAD = ($NOW - $tick_start) / $TICK;
3410	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4008	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3411		4009
3412	_post_tick;	4010	if (0) {
3413		4011	if ($NEXT_TICK) {
3414		4012	my $jitter = $TICK_START - $NEXT_TICK;
		4013	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4014	warn "jitter $JITTER\n";#d#
		4015	}
3415	},	4016	}
3416	);	4017	}
3417		4018
3418	{	4019	{
3419	BDB::max_poll_time $TICK * 0.1;	4020	# configure BDB
3420	$BDB_POLL_WATCHER = Event->io (	4021
3421	reentrant => 0,
3422	fd => BDB::poll_fileno,
3423	poll => 'r',
3424	prio => 0,
3425	data => WF_AUTOCANCEL,
3426	cb => \&BDB::poll_cb,
3427	);
3428	BDB::min_parallel 8;	4022	BDB::min_parallel 16;
3429		4023	BDB::max_poll_reqs $TICK * 0.1;
3430	BDB::set_sync_prepare {	4024	$AnyEvent::BDB::WATCHER->priority (1);
3431	my $status;
3432	my $current = $Coro::current;
3433	(
3434	sub {
3435	$status = $!;
3436	$current->ready; undef $current;
3437	},
3438	sub {
3439	Coro::schedule while defined $current;
3440	$! = $status;
3441	},
3442	)
3443	};
3444		4025
3445	unless ($DB_ENV) {	4026	unless ($DB_ENV) {
3446	$DB_ENV = BDB::db_env_create;	4027	$DB_ENV = BDB::db_env_create;
		4028	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		4029	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4030	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		4031	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		4032	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3447		4033
3448	cf::sync_job {	4034	cf::sync_job {
3449	eval {	4035	eval {
3450	BDB::db_env_open	4036	BDB::db_env_open
3451	$DB_ENV,	4037	$DB_ENV,
…		…
3453	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4039	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3454	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4040	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3455	0666;	4041	0666;
3456		4042
3457	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4043	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3458
3459	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3460	$DB_ENV->set_lk_detect;
3461	};	4044	};
3462		4045
3463	cf::cleanup "db_env_open(db): $@" if $@;	4046	cf::cleanup "db_env_open(db): $@" if $@;
3464	};	4047	};
3465	}	4048	}
		4049
		4050	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		4051	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		4052	};
		4053	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		4054	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		4055	};
		4056	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		4057	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		4058	};
3466	}	4059	}
3467		4060
3468	{	4061	{
		4062	# configure IO::AIO
		4063
3469	IO::AIO::min_parallel 8;	4064	IO::AIO::min_parallel 8;
3470
3471	undef $Coro::AIO::WATCHER;
3472	IO::AIO::max_poll_time $TICK * 0.1;	4065	IO::AIO::max_poll_time $TICK * 0.1;
3473	$AIO_POLL_WATCHER = Event->io (	4066	undef $AnyEvent::AIO::WATCHER;
3474	reentrant => 0,
3475	data => WF_AUTOCANCEL,
3476	fd => IO::AIO::poll_fileno,
3477	poll => 'r',
3478	prio => 6,
3479	cb => \&IO::AIO::poll_cb,
3480	);
3481	}	4067	}
3482		4068
3483	my $_log_backtrace;	4069	my $_log_backtrace;
3484		4070
3485	sub _log_backtrace {	4071	sub _log_backtrace {
…		…
3488	$msg =~ s/\n//;	4074	$msg =~ s/\n//;
3489		4075
3490	# limit the # of concurrent backtraces	4076	# limit the # of concurrent backtraces
3491	if ($_log_backtrace < 2) {	4077	if ($_log_backtrace < 2) {
3492	++$_log_backtrace;	4078	++$_log_backtrace;
		4079	my $perl_bt = Carp::longmess $msg;
3493	async {	4080	async {
		4081	$Coro::current->{desc} = "abt $msg";
		4082
3494	my @bt = fork_call {	4083	my @bt = fork_call {
3495	@addr = map { sprintf "%x", $_ } @addr;	4084	@addr = map { sprintf "%x", $_ } @addr;
3496	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4085	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3497	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4086	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3498	or die "addr2line: $!";	4087	or die "addr2line: $!";
…		…
3506	}	4095	}
3507		4096
3508	@funcs	4097	@funcs
3509	};	4098	};
3510		4099
3511	LOG llevInfo, "[ABT] $msg\n";	4100	LOG llevInfo, "[ABT] $perl_bt\n";
		4101	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3512	LOG llevInfo, "[ABT] $_\n" for @bt;	4102	LOG llevInfo, "[ABT] $_\n" for @bt;
3513	--$_log_backtrace;	4103	--$_log_backtrace;
3514	};	4104	};
3515	} else {	4105	} else {
3516	LOG llevInfo, "[ABT] $msg\n";	4106	LOG llevInfo, "[ABT] $msg\n";
3517	LOG llevInfo, "[ABT] [suppressed]\n";	4107	LOG llevInfo, "[ABT] [suppressed]\n";
3518	}	4108	}
3519	}	4109	}
3520		4110
3521	# load additional modules	4111	# load additional modules
3522	use cf::pod;	4112	require "cf/$_.pm" for @EXTRA_MODULES;
		4113	cf::_connect_to_perl_2;
3523		4114
3524	END { cf::emergency_save }	4115	END { cf::emergency_save }
3525		4116
3526	1	4117	1
3527		4118

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