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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.345 by root, Tue Aug 28 19:30:11 2007 UTC vs.
Revision 1.522 by root, Sat Apr 17 02:22:14 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
		373	Locks are *not* recursive, locking from the same coro twice results in a
		374	deadlocked coro.
		375
277	Lock names should begin with a unique identifier (for example, cf::map::find	376	Lock names should begin with a unique identifier (for example, cf::map::find
278	uses map_find and cf::map::load uses map_load).	377	uses map_find and cf::map::load uses map_load).
279		378
280	=item $locked = cf::lock_active $string	379	=item $locked = cf::lock_active $string
281		380
282	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.
283		382
284	=cut	383	=cut
285		384
286	our %LOCK;	385	our $LOCKS = new Coro::SemaphoreSet;
287		386
288	sub lock_wait($) {	387	sub lock_wait($) {
289	my ($key) = @_;	388	$LOCKS->wait ($_[0]);
290
291	# wait for lock, if any
292	while ($LOCK{$key}) {
293	push @{ $LOCK{$key} }, $Coro::current;
294	Coro::schedule;
295	}
296	}	389	}
297		390
298	sub lock_acquire($) {	391	sub lock_acquire($) {
299	my ($key) = @_;	392	$LOCKS->guard ($_[0])
300
301	# wait, to be sure we are not locked
302	lock_wait $key;
303
304	$LOCK{$key} = [];
305
306	Coro::guard {
307	# wake up all waiters, to be on the safe side
308	$_->ready for @{ delete $LOCK{$key} };
309	}
310	}	393	}
311		394
312	sub lock_active($) {	395	sub lock_active($) {
313	my ($key) = @_;	396	$LOCKS->count ($_[0]) < 1
314
315	! ! $LOCK{$key}
316	}	397	}
317		398
318	sub freeze_mainloop {	399	sub freeze_mainloop {
319	return unless $TICK_WATCHER->is_active;	400	tick_inhibit_inc;
320		401
321	my $guard = Coro::guard {	402	&Guard::guard (\&tick_inhibit_dec);
322	$TICK_WATCHER->start;	403	}
323	};	404
324	$TICK_WATCHER->stop;	405	=item cf::periodic $interval, $cb
325	$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($$) {
		413	my ($interval, $cb) = @_;
		414
		415	my $start = rand List::Util::min 180, $interval;
		416
		417	EV::periodic $start, $interval, 0, $cb
326	}	418	}
327		419
328	=item cf::get_slot $time[, $priority[, $name]]	420	=item cf::get_slot $time[, $priority[, $name]]
329		421
330	Allocate $time seconds of blocking CPU time at priority C<$priority>:	422	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
338		430
339	=cut	431	=cut
340		432
341	our @SLOT_QUEUE;	433	our @SLOT_QUEUE;
342	our $SLOT_QUEUE;	434	our $SLOT_QUEUE;
		435	our $SLOT_DECAY = 0.9;
343		436
344	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	437	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
345	$SLOT_QUEUE = Coro::async {	438	$SLOT_QUEUE = Coro::async {
		439	$Coro::current->desc ("timeslot manager");
		440
346	my $signal = new Coro::Signal;	441	my $signal = new Coro::Signal;
		442	my $busy;
347		443
348	while () {	444	while () {
349	next_job:	445	next_job:
		446
350	my $avail = cf::till_tick;	447	my $avail = cf::till_tick;
351	if ($avail > 0.01) {	448
352	for (0 .. $#SLOT_QUEUE) {	449	for (0 .. $#SLOT_QUEUE) {
353	if ($SLOT_QUEUE[$_][0] < $avail) {	450	if ($SLOT_QUEUE[$_][0] <= $avail) {
		451	$busy = 0;
354	my $job = splice @SLOT_QUEUE, $_, 1, ();	452	my $job = splice @SLOT_QUEUE, $_, 1, ();
355	$job->[2]->send;	453	$job->[2]->send;
356	Coro::cede;	454	Coro::cede;
357	goto next_job;	455	goto next_job;
358	}	456	} else {
		457	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
359	}	458	}
360	}	459	}
361		460
362	if (@SLOT_QUEUE) {	461	if (@SLOT_QUEUE) {
363	# we do not use wait_For_tick() as it returns immediately when tick is inactive	462	# we do not use wait_for_tick() as it returns immediately when tick is inactive
364	push @cf::WAIT_FOR_TICK, $signal;	463	push @cf::WAIT_FOR_TICK, $signal;
365	$signal->wait;	464	$signal->wait;
366	} else {	465	} else {
		466	$busy = 0;
367	Coro::schedule;	467	Coro::schedule;
368	}	468	}
369	}	469	}
370	};	470	};
371		471
372	sub get_slot($;$$) {	472	sub get_slot($;$$) {
		473	return if tick_inhibit || $Coro::current == $Coro::main;
		474
373	my ($time, $pri, $name) = @_;	475	my ($time, $pri, $name) = @_;
374		476
375	$time = $TICK * .6 if $time > $TICK * .6;	477	$time = clamp $time, 0.01, $TICK * .6;
		478
376	my $sig = new Coro::Signal;	479	my $sig = new Coro::Signal;
377		480
378	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	481	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
379	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	482	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
380	$SLOT_QUEUE->ready;	483	$SLOT_QUEUE->ready;
…		…
391		494
392	BEGIN { *async = \&Coro::async_pool }	495	BEGIN { *async = \&Coro::async_pool }
393		496
394	=item cf::sync_job { BLOCK }	497	=item cf::sync_job { BLOCK }
395		498
396	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	499	The design of Deliantra requires that the main coroutine ($Coro::main)
397	is always able to handle events or runnable, as Crossfire TRT is only	500	is always able to handle events or runnable, as Deliantra is only
398	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	501	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
399	acceptable.	502	acceptable.
400		503
401	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
402	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
…		…
407		510
408	sub sync_job(&) {	511	sub sync_job(&) {
409	my ($job) = @_;	512	my ($job) = @_;
410		513
411	if ($Coro::current == $Coro::main) {	514	if ($Coro::current == $Coro::main) {
412	my $time = Event::time;	515	my $time = AE::time;
413		516
414	# this is the main coro, too bad, we have to block	517	# this is the main coro, too bad, we have to block
415	# till the operation succeeds, freezing the server :/	518	# till the operation succeeds, freezing the server :/
416		519
417	# TODO: use suspend/resume instead	520	LOG llevError, Carp::longmess "sync job";#d#
418	# (but this is cancel-safe)	521
419	my $freeze_guard = freeze_mainloop;	522	my $freeze_guard = freeze_mainloop;
420		523
421	my $busy = 1;	524	my $busy = 1;
422	my @res;	525	my @res;
423		526
424	(async {	527	(async {
		528	$Coro::current->desc ("sync job coro");
425	@res = eval { $job->() };	529	@res = eval { $job->() };
426	warn $@ if $@;	530	warn $@ if $@;
427	undef $busy;	531	undef $busy;
428	})->prio (Coro::PRIO_MAX);	532	})->prio (Coro::PRIO_MAX);
429		533
430	while ($busy) {	534	while ($busy) {
431	Coro::cede or Event::one_event;	535	if (Coro::nready) {
		536	Coro::cede_notself;
		537	} else {
		538	EV::loop EV::LOOP_ONESHOT;
432	}	539	}
		540	}
433		541
434	$time = Event::time - $time;	542	my $time = AE::time - $time;
435		543
436	LOG llevError | logBacktrace, Carp::longmess "long sync job"
437	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
438
439	$tick_start += $time; # do not account sync jobs to server load	544	$TICK_START += $time; # do not account sync jobs to server load
440		545
441	wantarray ? @res : $res[0]	546	wantarray ? @res : $res[0]
442	} else {	547	} else {
443	# we are in another coroutine, how wonderful, everything just works	548	# we are in another coroutine, how wonderful, everything just works
444		549
…		…
469	=item fork_call { }, $args	574	=item fork_call { }, $args
470		575
471	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
472	process, returning the results. Everything must be serialisable with	577	process, returning the results. Everything must be serialisable with
473	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
474	never block itself or use any form of Event handling.	579	never block itself or use any form of event handling.
475		580
476	=cut	581	=cut
477		582
478	sub fork_call(&@) {	583	sub fork_call(&@) {
479	my ($cb, @args) = @_;	584	my ($cb, @args) = @_;
480		585
481	# 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,
482	# otherwise perl prematurely frees the stuff :/	587	# otherwise perl prematurely frees the stuff :/
483	# TODO: investigate and fix (liekly this will be rather laborious)	588	# TODO: investigate and fix (likely this will be rather laborious)
484		589
485	my @res = Coro::Util::fork_eval {	590	my @res = Coro::Util::fork_eval {
486	reset_signals;	591	reset_signals;
487	&$cb	592	&$cb
488	}, @args;	593	}, @args;
489		594
490	wantarray ? @res : $res[-1]	595	wantarray ? @res : $res[-1]
491	}	596	}
492		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
493	=item $value = cf::db_get $family => $key	636	=item $value = cf::db_get $family => $key
494		637
495	Returns a single value from the environment database.	638	Returns a single value from the environment database.
496		639
497	=item cf::db_put $family => $key => $value	640	=item cf::db_put $family => $key => $value
498		641
499	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
500	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).
501		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
502	=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	}
503		668
504	our $DB;	669	our $DB;
505		670
506	sub db_init {	671	sub db_init {
507	unless ($DB) {
508	$DB = BDB::db_create $DB_ENV;
509
510	cf::sync_job {	672	cf::sync_job {
511	eval {	673	$DB ||= db_table "db";
512	$DB->set_flags (BDB::CHKSUM);
513
514	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
515	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
516	cf::cleanup "db_open(db): $!" if $!;
517	};
518	cf::cleanup "db_open(db): $@" if $@;
519	};
520	}	674	};
521	}	675	}
522		676
523	sub db_get($$) {	677	sub db_get($$) {
524	my $key = "$_[0]/$_[1]";	678	my $key = "$_[0]/$_[1]";
525		679
…		…
575	if (1) {	729	if (1) {
576	$md5 =	730	$md5 =
577	join "\x00",	731	join "\x00",
578	$processversion,	732	$processversion,
579	map {	733	map {
580	Coro::cede;	734	cf::cede_to_tick;
581	($src->[$_], Digest::MD5::md5_hex $data[$_])	735	($src->[$_], Digest::MD5::md5_hex $data[$_])
582	} 0.. $#$src;	736	} 0.. $#$src;
583		737
584		738
585	my $dbmd5 = db_get cache => "$id/md5";	739	my $dbmd5 = db_get cache => "$id/md5";
…		…
623		777
624	#############################################################################	778	#############################################################################
625		779
626	=head2 ATTACHABLE OBJECTS	780	=head2 ATTACHABLE OBJECTS
627		781
628	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
629	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")
630	to it. All such attachable objects support the following methods.	784	to it. All such attachable objects support the following methods.
631		785
632	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>
633	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
634	Crossfire TRT).	788	Deliantra).
635		789
636	=over 4	790	=over 4
637		791
638	=item $attachable->attach ($attachment, key => $value...)	792	=item $attachable->attach ($attachment, key => $value...)
639		793
…		…
683	=item cf::CLASS::attachment $name, ...	837	=item cf::CLASS::attachment $name, ...
684		838
685	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
686	given CLASS can refer to this attachment.	840	given CLASS can refer to this attachment.
687		841
688	Some classes such as crossfire maps and objects can specify attachments	842	Some classes such as deliantra maps and objects can specify attachments
689	that are attached at load/instantiate time, thus the need for a name.	843	that are attached at load/instantiate time, thus the need for a name.
690		844
691	These calls expect any number of the following handler/hook descriptions:	845	These calls expect any number of the following handler/hook descriptions:
692		846
693	=over 4	847	=over 4
…		…
921	}	1075	}
922		1076
923	0	1077	0
924	}	1078	}
925		1079
926	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1080	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
927		1081
928	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1082	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
929		1083
930	Generate an object-specific event with the given arguments.	1084	Generate an object-specific event with the given arguments.
931		1085
…		…
937		1091
938	=cut	1092	=cut
939		1093
940	#############################################################################	1094	#############################################################################
941	# object support	1095	# object support
942	#
943		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#
944	sub _can_merge {	1130	sub _can_merge {
945	my ($ob1, $ob2) = @_;	1131	my ($ob1, $ob2) = @_;
946		1132
947	local $Storable::canonical = 1;	1133	++$SLOW_MERGES;#d#
948	my $fob1 = Storable::freeze $ob1;
949	my $fob2 = Storable::freeze $ob2;
950		1134
951	$fob1 eq $fob2	1135	# we do the slow way here
		1136	return _object_equal $ob1, $ob2
952	}	1137	}
953		1138
954	sub reattach {	1139	sub reattach {
955	# basically do the same as instantiate, without calling instantiate	1140	# basically do the same as instantiate, without calling instantiate
956	my ($obj) = @_;	1141	my ($obj) = @_;
957		1142
		1143	# no longer needed after getting rid of delete_package?
958	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
959		1145
960	my $registry = $obj->registry;	1146	my $registry = $obj->registry;
961		1147
962	@$registry = ();	1148	@$registry = ();
963		1149
…		…
978	cf::attachable->attach (	1164	cf::attachable->attach (
979	prio => -1000000,	1165	prio => -1000000,
980	on_instantiate => sub {	1166	on_instantiate => sub {
981	my ($obj, $data) = @_;	1167	my ($obj, $data) = @_;
982		1168
983	$data = from_json $data;	1169	$data = decode_json $data;
984		1170
985	for (@$data) {	1171	for (@$data) {
986	my ($name, $args) = @$_;	1172	my ($name, $args) = @$_;
987		1173
988	$obj->attach ($name, %{$args || {} });	1174	$obj->attach ($name, %{$args || {} });
…		…
1004	sub object_freezer_save {	1190	sub object_freezer_save {
1005	my ($filename, $rdata, $objs) = @_;	1191	my ($filename, $rdata, $objs) = @_;
1006		1192
1007	sync_job {	1193	sync_job {
1008	if (length $$rdata) {	1194	if (length $$rdata) {
		1195	utf8::decode (my $decname = $filename);
1009	warn sprintf "saving %s (%d,%d)\n",	1196	warn sprintf "saving %s (%d,%d)\n",
1010	$filename, length $$rdata, scalar @$objs;	1197	$decname, length $$rdata, scalar @$objs;
1011		1198
1012	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1199	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1013	chmod SAVE_MODE, $fh;	1200	aio_chmod $fh, SAVE_MODE;
1014	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1201	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1015	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	}
1016	close $fh;	1206	aio_close $fh;
1017		1207
1018	if (@$objs) {	1208	if (@$objs) {
1019	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) {
1020	chmod SAVE_MODE, $fh;	1210	aio_chmod $fh, SAVE_MODE;
1021	my $data = Storable::nfreeze { version => 1, objs => $objs };	1211	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1022	aio_write $fh, 0, (length $data), $data, 0;	1212	aio_write $fh, 0, (length $data), $data, 0;
1023	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	}
1024	close $fh;	1217	aio_close $fh;
1025	aio_rename "$filename.pst~", "$filename.pst";	1218	aio_rename "$filename.pst~", "$filename.pst";
1026	}	1219	}
1027	} else {	1220	} else {
1028	aio_unlink "$filename.pst";	1221	aio_unlink "$filename.pst";
1029	}	1222	}
1030		1223
1031	aio_rename "$filename~", $filename;	1224	aio_rename "$filename~", $filename;
		1225
		1226	$filename =~ s%/[^/]+$%%;
		1227	aio_pathsync $filename if $cf::USE_FSYNC;
1032	} else {	1228	} else {
1033	warn "FATAL: $filename~: $!\n";	1229	warn "unable to save objects: $filename~: $!\n";
1034	}	1230	}
1035	} else {	1231	} else {
1036	aio_unlink $filename;	1232	aio_unlink $filename;
1037	aio_unlink "$filename.pst";	1233	aio_unlink "$filename.pst";
1038	}	1234	}
1039	}	1235	};
1040	}	1236	}
1041		1237
1042	sub object_freezer_as_string {	1238	sub object_freezer_as_string {
1043	my ($rdata, $objs) = @_;	1239	my ($rdata, $objs) = @_;
1044		1240
…		…
1056	or return;	1252	or return;
1057		1253
1058	unless (aio_stat "$filename.pst") {	1254	unless (aio_stat "$filename.pst") {
1059	(aio_load "$filename.pst", $av) >= 0	1255	(aio_load "$filename.pst", $av) >= 0
1060	or return;	1256	or return;
		1257
1061	$av = eval { (Storable::thaw $av)->{objs} };	1258	my $st = eval { Coro::Storable::thaw $av };
		1259	$av = $st->{objs};
1062	}	1260	}
1063		1261
		1262	utf8::decode (my $decname = $filename);
1064	warn sprintf "loading %s (%d)\n",	1263	warn sprintf "loading %s (%d,%d)\n",
1065	$filename, length $data, scalar @{$av || []};	1264	$decname, length $data, scalar @{$av || []};
		1265
1066	return ($data, $av);	1266	($data, $av)
1067	}	1267	}
1068		1268
1069	=head2 COMMAND CALLBACKS	1269	=head2 COMMAND CALLBACKS
1070		1270
1071	=over 4	1271	=over 4
…		…
1125	my ($name, $cb) = @_;	1325	my ($name, $cb) = @_;
1126		1326
1127	$EXTICMD{$name} = $cb;	1327	$EXTICMD{$name} = $cb;
1128	}	1328	}
1129		1329
		1330	use File::Glob ();
		1331
1130	cf::player->attach (	1332	cf::player->attach (
1131	on_command => sub {	1333	on_unknown_command => sub {
1132	my ($pl, $name, $params) = @_;	1334	my ($pl, $name, $params) = @_;
1133		1335
1134	my $cb = $COMMAND{$name}	1336	my $cb = $COMMAND{$name}
1135	or return;	1337	or return;
1136		1338
…		…
1166		1368
1167	cf::override;	1369	cf::override;
1168	},	1370	},
1169	);	1371	);
1170		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
1171	sub load_extensions {	1386	sub load_extensions {
1172	cf::sync_job {	1387	cf::sync_job {
1173	my %todo;	1388	my %todo;
1174		1389
1175	for my $path (<$LIBDIR/*.ext>) {	1390	for my $path (<$LIBDIR/*.ext>) {
…		…
1194		1409
1195	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1410	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1196	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1411	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1197		1412
1198	$ext{source} =	1413	$ext{source} =
1199	"package $pkg; use strict; use utf8;\n"	1414	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1200	. "#line 1 \"$path\"\n{\n"	1415	. "#line 1 \"$path\"\n{\n"
1201	. $source	1416	. $source
1202	. "\n};\n1";	1417	. "\n};\n1";
1203		1418
1204	$todo{$base} = \%ext;	1419	$todo{$base} = \%ext;
1205	}	1420	}
1206		1421
		1422	my $pass = 0;
1207	my %done;	1423	my %done;
1208	while (%todo) {	1424	while (%todo) {
1209	my $progress;	1425	my $progress;
1210		1426
		1427	++$pass;
		1428
		1429	ext:
1211	while (my ($k, $v) = each %todo) {	1430	while (my ($k, $v) = each %todo) {
1212	for (split /,\s*/, $v->{meta}{depends}) {	1431	for (split /,\s*/, $v->{meta}{depends}) {
1213	goto skip	1432	next ext
1214	unless exists $done{$_};	1433	unless exists $done{$_};
1215	}	1434	}
1216		1435
1217	warn "... loading '$k' into '$v->{pkg}'\n";	1436	warn "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1218		1437
1219	unless (eval $v->{source}) {	1438	my $active = eval $v->{source};
		1439
		1440	if (length $@) {
1220	my $msg = $@ ? "$v->{path}: $@\n"	1441	warn "$v->{path}: $@\n";
1221	: "$v->{base}: extension inactive.\n";
1222		1442
		1443	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1223	if (exists $v->{meta}{mandatory}) {	1444	if exists $v->{meta}{mandatory};
1224	warn $msg;	1445
1225	warn "mandatory extension failed to load, exiting.\n";	1446	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1226	exit 1;	1447	delete $todo{$k};
1227	}	1448	} else {
1228		1449	$done{$k} = delete $todo{$k};
1229	warn $msg;	1450	push @EXTS, $v->{pkg};
		1451	$progress = 1;
		1452
		1453	warn "$v->{base}: extension inactive.\n"
		1454	unless $active;
1230	}	1455	}
1231
1232	$done{$k} = delete $todo{$k};
1233	push @EXTS, $v->{pkg};
1234	$progress = 1;
1235	}	1456	}
1236		1457
1237	skip:	1458	unless ($progress) {
1238	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1459	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1239	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	}
1240	}	1466	}
1241	};	1467	};
1242	}	1468	}
1243		1469
1244	#############################################################################	1470	#############################################################################
1245		1471
1246	=back	1472	=back
1247		1473
1248	=head2 CORE EXTENSIONS	1474	=head2 CORE EXTENSIONS
1249		1475
1250	Functions and methods that extend core crossfire objects.	1476	Functions and methods that extend core deliantra objects.
1251		1477
1252	=cut	1478	=cut
1253		1479
1254	package cf::player;	1480	package cf::player;
1255		1481
1256	use Coro::AIO;	1482	use Coro::AIO;
1257		1483
1258	=head3 cf::player	1484	=head3 cf::player
1259		1485
1260	=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	}
1261		1501
1262	=item cf::player::find $login	1502	=item cf::player::find $login
1263		1503
1264	Returns the given player object, loading it if necessary (might block).	1504	Returns the given player object, loading it if necessary (might block).
1265		1505
…		…
1284		1524
1285	sub exists($) {	1525	sub exists($) {
1286	my ($login) = @_;	1526	my ($login) = @_;
1287		1527
1288	$cf::PLAYER{$login}	1528	$cf::PLAYER{$login}
1289	or cf::sync_job { !aio_stat path $login }	1529	or !aio_stat path $login
1290	}	1530	}
1291		1531
1292	sub find($) {	1532	sub find($) {
1293	return $cf::PLAYER{$_[0]} || do {	1533	return $cf::PLAYER{$_[0]} || do {
1294	my $login = $_[0];	1534	my $login = $_[0];
…		…
1301	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1541	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1302	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1542	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1303	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1543	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1304	aio_unlink +(playerdir $login) . "/$login.pl";	1544	aio_unlink +(playerdir $login) . "/$login.pl";
1305		1545
1306	my $pl = load_pl path $login	1546	my $f = new_from_file cf::object::thawer path $login
1307	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;
1308	$cf::PLAYER{$login} = $pl	1554	$cf::PLAYER{$login} = $pl
1309	}	1555	}
1310	}	1556	}
1311	}	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	);
1312		1571
1313	sub save($) {	1572	sub save($) {
1314	my ($pl) = @_;	1573	my ($pl) = @_;
1315		1574
1316	return if $pl->{deny_save};	1575	return if $pl->{deny_save};
…		…
1321	return if $pl->{deny_save};	1580	return if $pl->{deny_save};
1322		1581
1323	aio_mkdir playerdir $pl, 0770;	1582	aio_mkdir playerdir $pl, 0770;
1324	$pl->{last_save} = $cf::RUNTIME;	1583	$pl->{last_save} = $cf::RUNTIME;
1325		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];
		1589
1326	$pl->save_pl ($path);	1590	$pl->save_pl ($path);
1327	Coro::cede;	1591	cf::cede_to_tick;
1328	}	1592	}
1329		1593
1330	sub new($) {	1594	sub new($) {
1331	my ($login) = @_;	1595	my ($login) = @_;
1332		1596
…		…
1361	my ($pl) = @_;	1625	my ($pl) = @_;
1362		1626
1363	my $name = $pl->ob->name;	1627	my $name = $pl->ob->name;
1364		1628
1365	$pl->{deny_save} = 1;	1629	$pl->{deny_save} = 1;
1366	$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
1367		1631
1368	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1632	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1369	$pl->deactivate;	1633	$pl->deactivate;
		1634	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1635	$pl->ob->check_score;
1370	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1636	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1371	$pl->ns->destroy if $pl->ns;	1637	$pl->ns->destroy if $pl->ns;
1372		1638
1373	my $path = playerdir $pl;	1639	my $path = playerdir $pl;
1374	my $temp = "$path~$cf::RUNTIME~deleting~";	1640	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1410	or return [];	1676	or return [];
1411		1677
1412	my @logins;	1678	my @logins;
1413		1679
1414	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") {
1415	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1686	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1416	aio_read $fh, 0, 512, my $buf, 0 or next;	1687	aio_read $fh, 0, 512, my $buf, 0 or next;
1417	$buf !~ /^password -------------$/m or next; # official not-valid tag	1688	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1689	}
1418		1690
1419	utf8::decode $login;	1691	utf8::decode $login;
1420	push @logins, $login;	1692	push @logins, $login;
1421	}	1693	}
1422		1694
…		…
1449	}	1721	}
1450		1722
1451	\@paths	1723	\@paths
1452	}	1724	}
1453		1725
1454	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1726	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1455		1727
1456	Expand crossfire pod fragments into protocol xml.	1728	Expand deliantra pod fragments into protocol xml.
1457
1458	=cut
1459
1460	sub expand_cfpod {
1461	((my $self), (local $_)) = @_;
1462
1463	# escape & and <
1464	s/&/&amp;/g;
1465	s/(?<![BIUGH])</&lt;/g;
1466
1467	# this is buggy, it needs to properly take care of nested <'s
1468
1469	1 while
1470	# replace B<>, I<>, U<> etc.
1471	s/B<([^\>]*)>/<b>$1<\/b>/
1472	|| s/I<([^\>]*)>/<i>$1<\/i>/
1473	|| s/U<([^\>]*)>/<u>$1<\/u>/
1474	# replace G<male|female> tags
1475	|| s{G<([^>|]*)\|([^>]*)>}{
1476	$self->gender ? $2 : $1
1477	}ge
1478	# replace H<hint text>
1479	|| s{H<([^\>]*)>}
1480	{
1481	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1482	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1483	"")
1484	[$self->{hintmode}]
1485	}ge;
1486
1487	# create single paragraphs (very hackish)
1488	s/(?<=\S)\n(?=\w)/ /g;
1489
1490	# compress some whitespace
1491	s/\s+\n/\n/g; # ws line-ends
1492	s/\n\n+/\n/g; # double lines
1493	s/^\n+//; # beginning lines
1494	s/\n+$//; # ending lines
1495
1496	$_
1497	}
1498
1499	sub hintmode {
1500	$_[0]{hintmode} = $_[1] if @_ > 1;
1501	$_[0]{hintmode}
1502	}
1503		1729
1504	=item $player->ext_reply ($msgid, @msg)	1730	=item $player->ext_reply ($msgid, @msg)
1505		1731
1506	Sends an ext reply to the player.	1732	Sends an ext reply to the player.
1507		1733
…		…
1574	our $MAX_RESET = 3600;	1800	our $MAX_RESET = 3600;
1575	our $DEFAULT_RESET = 3000;	1801	our $DEFAULT_RESET = 3000;
1576		1802
1577	sub generate_random_map {	1803	sub generate_random_map {
1578	my ($self, $rmp) = @_;	1804	my ($self, $rmp) = @_;
		1805
		1806	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1807
1579	# mit "rum" bekleckern, nicht	1808	# mit "rum" bekleckern, nicht
1580	$self->_create_random_map (	1809	$self->_create_random_map (
1581	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1810	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1582	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1811	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1583	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1812	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1584	$rmp->{exit_on_final_map},	1813	$rmp->{exit_on_final_map},
1585	$rmp->{xsize}, $rmp->{ysize},	1814	$rmp->{xsize}, $rmp->{ysize},
1586	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1815	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1587	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1816	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1705		1934
1706	# the temporary/swap location	1935	# the temporary/swap location
1707	sub save_path {	1936	sub save_path {
1708	my ($self) = @_;	1937	my ($self) = @_;
1709		1938
1710	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1939	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1711	"$TMPDIR/$path.map"	1940	"$TMPDIR/$path.map"
1712	}	1941	}
1713		1942
1714	# the unique path, undef == no special unique path	1943	# the unique path, undef == no special unique path
1715	sub uniq_path {	1944	sub uniq_path {
1716	my ($self) = @_;	1945	my ($self) = @_;
1717		1946
1718	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1947	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1719	"$UNIQUEDIR/$path"	1948	"$UNIQUEDIR/$path"
1720	}
1721
1722	# and all this just because we cannot iterate over
1723	# all maps in C++...
1724	sub change_all_map_light {
1725	my ($change) = @_;
1726
1727	$_->change_map_light ($change)
1728	for grep $_->outdoor, values %cf::MAP;
1729	}	1949	}
1730		1950
1731	sub decay_objects {	1951	sub decay_objects {
1732	my ($self) = @_;	1952	my ($self) = @_;
1733		1953
…		…
1746		1966
1747	sub load_header_from($) {	1967	sub load_header_from($) {
1748	my ($self, $path) = @_;	1968	my ($self, $path) = @_;
1749		1969
1750	utf8::encode $path;	1970	utf8::encode $path;
1751	#aio_open $path, O_RDONLY, 0	1971	my $f = new_from_file cf::object::thawer $path
1752	# or return;
1753
1754	$self->_load_header ($path)
1755	or return;	1972	or return;
		1973
		1974	$self->_load_header ($f)
		1975	or return;
		1976
		1977	local $MAP_LOADING{$self->{path}} = $self;
		1978	$f->resolve_delayed_derefs;
1756		1979
1757	$self->{load_path} = $path;	1980	$self->{load_path} = $path;
1758		1981
1759	1	1982	1
1760	}	1983	}
…		…
1814	sub find {	2037	sub find {
1815	my ($path, $origin) = @_;	2038	my ($path, $origin) = @_;
1816		2039
1817	$path = normalise $path, $origin && $origin->path;	2040	$path = normalise $path, $origin && $origin->path;
1818		2041
		2042	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1819	cf::lock_wait "map_find:$path";	2043	my $guard2 = cf::lock_acquire "map_find:$path";
1820		2044
1821	$cf::MAP{$path} || do {	2045	$cf::MAP{$path} || do {
1822	my $guard = cf::lock_acquire "map_find:$path";
1823	my $map = new_from_path cf::map $path	2046	my $map = new_from_path cf::map $path
1824	or return;	2047	or return;
1825		2048
1826	$map->{last_save} = $cf::RUNTIME;	2049	$map->{last_save} = $cf::RUNTIME;
1827		2050
…		…
1829	or return;	2052	or return;
1830		2053
1831	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2054	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1832	# doing this can freeze the server in a sync job, obviously	2055	# doing this can freeze the server in a sync job, obviously
1833	#$cf::WAIT_FOR_TICK->wait;	2056	#$cf::WAIT_FOR_TICK->wait;
		2057	undef $guard2;
		2058	undef $guard1;
1834	$map->reset;	2059	$map->reset;
1835	undef $guard;
1836	return find $path;	2060	return find $path;
1837	}	2061	}
1838		2062
1839	$cf::MAP{$path} = $map	2063	$cf::MAP{$path} = $map
1840	}	2064	}
1841	}	2065	}
1842		2066
1843	sub pre_load { }	2067	sub pre_load { }
1844	sub post_load { }	2068	#sub post_load { } # XS
1845		2069
1846	sub load {	2070	sub load {
1847	my ($self) = @_;	2071	my ($self) = @_;
1848		2072
1849	local $self->{deny_reset} = 1; # loading can take a long time	2073	local $self->{deny_reset} = 1; # loading can take a long time
1850		2074
1851	my $path = $self->{path};	2075	my $path = $self->{path};
1852		2076
1853	{	2077	{
1854	my $guard1 = cf::lock_acquire "map_data:$path";	2078	my $guard = cf::lock_acquire "map_data:$path";
1855	my $guard2 = cf::lock_acquire "map_load:$path";
1856		2079
		2080	return unless $self->valid;
1857	return if $self->in_memory != cf::MAP_SWAPPED;	2081	return unless $self->in_memory == cf::MAP_SWAPPED;
1858		2082
1859	$self->in_memory (cf::MAP_LOADING);	2083	$self->in_memory (cf::MAP_LOADING);
1860		2084
1861	$self->alloc;	2085	$self->alloc;
1862		2086
1863	$self->pre_load;	2087	$self->pre_load;
1864	Coro::cede;	2088	cf::cede_to_tick;
1865		2089
		2090	my $f = new_from_file cf::object::thawer $self->{load_path};
		2091	$f->skip_block;
1866	$self->_load_objects ($self->{load_path}, 1)	2092	$self->_load_objects ($f)
1867	or return;	2093	or return;
1868		2094
1869	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2095	$self->post_load_original
1870	if delete $self->{load_original};	2096	if delete $self->{load_original};
1871		2097
1872	if (my $uniq = $self->uniq_path) {	2098	if (my $uniq = $self->uniq_path) {
1873	utf8::encode $uniq;	2099	utf8::encode $uniq;
1874	if (aio_open $uniq, O_RDONLY, 0) {	2100	unless (aio_stat $uniq) {
		2101	if (my $f = new_from_file cf::object::thawer $uniq) {
1875	$self->clear_unique_items;	2102	$self->clear_unique_items;
1876	$self->_load_objects ($uniq, 0);	2103	$self->_load_objects ($f);
		2104	$f->resolve_delayed_derefs;
		2105	}
1877	}	2106	}
1878	}	2107	}
1879		2108
1880	Coro::cede;	2109	$f->resolve_delayed_derefs;
		2110
		2111	cf::cede_to_tick;
1881	# now do the right thing for maps	2112	# now do the right thing for maps
1882	$self->link_multipart_objects;	2113	$self->link_multipart_objects;
1883	$self->difficulty ($self->estimate_difficulty)	2114	$self->difficulty ($self->estimate_difficulty)
1884	unless $self->difficulty;	2115	unless $self->difficulty;
1885	Coro::cede;	2116	cf::cede_to_tick;
1886		2117
1887	unless ($self->{deny_activate}) {	2118	unless ($self->{deny_activate}) {
1888	$self->decay_objects;	2119	$self->decay_objects;
1889	$self->fix_auto_apply;	2120	$self->fix_auto_apply;
1890	$self->update_buttons;	2121	$self->update_buttons;
1891	Coro::cede;	2122	cf::cede_to_tick;
1892	$self->set_darkness_map;
1893	Coro::cede;
1894	$self->activate;	2123	$self->activate;
1895	}	2124	}
1896		2125
1897	$self->{last_save} = $cf::RUNTIME;	2126	$self->{last_save} = $cf::RUNTIME;
1898	$self->last_access ($cf::RUNTIME);	2127	$self->last_access ($cf::RUNTIME);
1899		2128
1900	$self->in_memory (cf::MAP_IN_MEMORY);	2129	$self->in_memory (cf::MAP_ACTIVE);
1901	}	2130	}
1902		2131
1903	$self->post_load;	2132	$self->post_load;
1904	}	2133	}
1905		2134
		2135	# customize the map for a given player, i.e.
		2136	# return the _real_ map. used by e.g. per-player
		2137	# maps to change the path to ~playername/mappath
1906	sub customise_for {	2138	sub customise_for {
1907	my ($self, $ob) = @_;	2139	my ($self, $ob) = @_;
1908		2140
1909	return find "~" . $ob->name . "/" . $self->{path}	2141	return find "~" . $ob->name . "/" . $self->{path}
1910	if $self->per_player;	2142	if $self->per_player;
…		…
1963	my ($path, $origin, $load) = @_;	2195	my ($path, $origin, $load) = @_;
1964		2196
1965	$path = normalise $path, $origin && $origin->{path};	2197	$path = normalise $path, $origin && $origin->{path};
1966		2198
1967	if (my $map = $cf::MAP{$path}) {	2199	if (my $map = $cf::MAP{$path}) {
1968	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2200	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1969	}	2201	}
1970		2202
1971	$MAP_PREFETCH{$path} |= $load;	2203	$MAP_PREFETCH{$path} |= $load;
1972		2204
1973	$MAP_PREFETCHER ||= cf::async {	2205	$MAP_PREFETCHER ||= cf::async {
		2206	$Coro::current->{desc} = "map prefetcher";
		2207
1974	while (%MAP_PREFETCH) {	2208	while (%MAP_PREFETCH) {
1975	while (my ($k, $v) = each %MAP_PREFETCH) {	2209	while (my ($k, $v) = each %MAP_PREFETCH) {
1976	if (my $map = find $k) {	2210	if (my $map = find $k) {
1977	$map->load if $v;	2211	$map->load if $v;
1978	}	2212	}
…		…
1985	$MAP_PREFETCHER->prio (6);	2219	$MAP_PREFETCHER->prio (6);
1986		2220
1987	()	2221	()
1988	}	2222	}
1989		2223
		2224	# common code, used by both ->save and ->swapout
1990	sub save {	2225	sub _save {
1991	my ($self) = @_;	2226	my ($self) = @_;
1992
1993	my $lock = cf::lock_acquire "map_data:$self->{path}";
1994		2227
1995	$self->{last_save} = $cf::RUNTIME;	2228	$self->{last_save} = $cf::RUNTIME;
1996		2229
1997	return unless $self->dirty;	2230	return unless $self->dirty;
1998		2231
…		…
2004	return if $self->{deny_save};	2237	return if $self->{deny_save};
2005		2238
2006	local $self->{last_access} = $self->last_access;#d#	2239	local $self->{last_access} = $self->last_access;#d#
2007		2240
2008	cf::async {	2241	cf::async {
		2242	$Coro::current->{desc} = "map player save";
2009	$_->contr->save for $self->players;	2243	$_->contr->save for $self->players;
2010	};	2244	};
		2245
		2246	cf::get_slot 0.02;
2011		2247
2012	if ($uniq) {	2248	if ($uniq) {
2013	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2249	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2014	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2250	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2015	} else {	2251	} else {
2016	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2252	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2017	}	2253	}
2018	}	2254	}
2019		2255
		2256	sub save {
		2257	my ($self) = @_;
		2258
		2259	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2260
		2261	$self->_save;
		2262	}
		2263
2020	sub swap_out {	2264	sub swap_out {
2021	my ($self) = @_;	2265	my ($self) = @_;
2022		2266
2023	# save first because save cedes
2024	$self->save;
2025
2026	my $lock = cf::lock_acquire "map_data:$self->{path}";	2267	my $lock = cf::lock_acquire "map_data:$self->{path}";
2027		2268
		2269	return if $self->in_memory != cf::MAP_ACTIVE;
		2270	return if $self->{deny_save};
2028	return if $self->players;	2271	return if $self->players;
2029	return if $self->in_memory != cf::MAP_IN_MEMORY;
2030	return if $self->{deny_save};
2031		2272
		2273	# first deactivate the map and "unlink" it from the core
		2274	$self->deactivate;
		2275	$_->clear_links_to ($self) for values %cf::MAP;
		2276	$self->in_memory (cf::MAP_SWAPPED);
		2277
		2278	# then atomically save
		2279	$self->_save;
		2280
		2281	# then free the map
2032	$self->clear;	2282	$self->clear;
2033	$self->in_memory (cf::MAP_SWAPPED);
2034	}	2283	}
2035		2284
2036	sub reset_at {	2285	sub reset_at {
2037	my ($self) = @_;	2286	my ($self) = @_;
2038		2287
…		…
2056		2305
2057	my $lock = cf::lock_acquire "map_data:$self->{path}";	2306	my $lock = cf::lock_acquire "map_data:$self->{path}";
2058		2307
2059	return if $self->players;	2308	return if $self->players;
2060		2309
2061	warn "resetting map ", $self->path;	2310	warn "resetting map ", $self->path, "\n";
2062		2311
2063	$self->in_memory (cf::MAP_SWAPPED);	2312	$self->in_memory (cf::MAP_SWAPPED);
2064		2313
2065	# need to save uniques path	2314	# need to save uniques path
2066	unless ($self->{deny_save}) {	2315	unless ($self->{deny_save}) {
…		…
2070	if $uniq;	2319	if $uniq;
2071	}	2320	}
2072		2321
2073	delete $cf::MAP{$self->path};	2322	delete $cf::MAP{$self->path};
2074		2323
		2324	$self->deactivate;
		2325	$_->clear_links_to ($self) for values %cf::MAP;
2075	$self->clear;	2326	$self->clear;
2076
2077	$_->clear_links_to ($self) for values %cf::MAP;
2078		2327
2079	$self->unlink_save;	2328	$self->unlink_save;
2080	$self->destroy;	2329	$self->destroy;
2081	}	2330	}
2082		2331
2083	my $nuke_counter = "aaaa";	2332	my $nuke_counter = "aaaa";
2084		2333
2085	sub nuke {	2334	sub nuke {
2086	my ($self) = @_;	2335	my ($self) = @_;
2087		2336
		2337	{
		2338	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2339
2088	delete $cf::MAP{$self->path};	2340	delete $cf::MAP{$self->path};
2089		2341
2090	$self->unlink_save;	2342	$self->unlink_save;
2091		2343
2092	bless $self, "cf::map";	2344	bless $self, "cf::map";
2093	delete $self->{deny_reset};	2345	delete $self->{deny_reset};
2094	$self->{deny_save} = 1;	2346	$self->{deny_save} = 1;
2095	$self->reset_timeout (1);	2347	$self->reset_timeout (1);
2096	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2348	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2097		2349
2098	$cf::MAP{$self->path} = $self;	2350	$cf::MAP{$self->path} = $self;
		2351	}
2099		2352
2100	$self->reset; # polite request, might not happen	2353	$self->reset; # polite request, might not happen
2101	}	2354	}
2102		2355
2103	=item $maps = cf::map::tmp_maps	2356	=item $maps = cf::map::tmp_maps
…		…
2145		2398
2146	sub unique_maps() {	2399	sub unique_maps() {
2147	[	2400	[
2148	map {	2401	map {
2149	utf8::decode $_;	2402	utf8::decode $_;
2150	/\.map$/	2403	s/\.map$//; # TODO future compatibility hack
		2404	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2405	? ()
2151	? normalise $_	2406	: normalise $_
2152	: ()
2153	} @{ aio_readdir $UNIQUEDIR or [] }	2407	} @{ aio_readdir $UNIQUEDIR or [] }
2154	]	2408	]
2155	}	2409	}
2156		2410
2157	package cf;	2411	=item cf::map::static_maps
		2412
		2413	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2414	file in the shared directory excluding F</styles> and F</editor>). May
		2415	block.
		2416
		2417	=cut
		2418
		2419	sub static_maps() {
		2420	my @dirs = "";
		2421	my @maps;
		2422
		2423	while (@dirs) {
		2424	my $dir = shift @dirs;
		2425
		2426	next if $dir eq "/styles" || $dir eq "/editor";
		2427
		2428	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2429	or return;
		2430
		2431	for (@$files) {
		2432	s/\.map$// or next;
		2433	utf8::decode $_;
		2434	push @maps, "$dir/$_";
		2435	}
		2436
		2437	push @dirs, map "$dir/$_", @$dirs;
		2438	}
		2439
		2440	\@maps
		2441	}
2158		2442
2159	=back	2443	=back
2160		2444
2161	=head3 cf::object	2445	=head3 cf::object
2162		2446
…		…
2166		2450
2167	=over 4	2451	=over 4
2168		2452
2169	=item $ob->inv_recursive	2453	=item $ob->inv_recursive
2170		2454
2171	Returns the inventory of the object _and_ their inventories, recursively.	2455	Returns the inventory of the object I<and> their inventories, recursively,
		2456	but I<not> the object itself.
2172		2457
2173	=cut	2458	=cut
2174		2459
2175	sub inv_recursive_;	2460	sub inv_recursive_;
2176	sub inv_recursive_ {	2461	sub inv_recursive_ {
…		…
2179		2464
2180	sub inv_recursive {	2465	sub inv_recursive {
2181	inv_recursive_ inv $_[0]	2466	inv_recursive_ inv $_[0]
2182	}	2467	}
2183		2468
		2469	=item $ref = $ob->ref
		2470
		2471	Creates and returns a persistent reference to an object that can be stored as a string.
		2472
		2473	=item $ob = cf::object::deref ($refstring)
		2474
		2475	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2476	even if the object actually exists. May block.
		2477
		2478	=cut
		2479
		2480	sub deref {
		2481	my ($ref) = @_;
		2482
		2483	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2484	my ($uuid, $name) = ($1, $2);
		2485	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2486	or return;
		2487	$pl->ob->uuid eq $uuid
		2488	or return;
		2489
		2490	$pl->ob
		2491	} else {
		2492	warn "$ref: cannot resolve object reference\n";
		2493	undef
		2494	}
		2495	}
		2496
2184	package cf;	2497	package cf;
2185		2498
2186	=back	2499	=back
2187		2500
2188	=head3 cf::object::player	2501	=head3 cf::object::player
…		…
2194	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2507	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2195	can be C<undef>. Does the right thing when the player is currently in a	2508	can be C<undef>. Does the right thing when the player is currently in a
2196	dialogue with the given NPC character.	2509	dialogue with the given NPC character.
2197		2510
2198	=cut	2511	=cut
		2512
		2513	our $SAY_CHANNEL = {
		2514	id => "say",
		2515	title => "Map",
		2516	reply => "say ",
		2517	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2518	};
		2519
		2520	our $CHAT_CHANNEL = {
		2521	id => "chat",
		2522	title => "Chat",
		2523	reply => "chat ",
		2524	tooltip => "Player chat and shouts, global to the server.",
		2525	};
2199		2526
2200	# rough implementation of a future "reply" method that works	2527	# rough implementation of a future "reply" method that works
2201	# with dialog boxes.	2528	# with dialog boxes.
2202	#TODO: the first argument must go, split into a $npc->reply_to ( method	2529	#TODO: the first argument must go, split into a $npc->reply_to ( method
2203	sub cf::object::player::reply($$$;$) {	2530	sub cf::object::player::reply($$$;$) {
…		…
2215	my $dialog = $pl->{npc_dialog};	2542	my $dialog = $pl->{npc_dialog};
2216	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2543	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2217		2544
2218	} else {	2545	} else {
2219	$msg = $npc->name . " says: $msg" if $npc;	2546	$msg = $npc->name . " says: $msg" if $npc;
2220	$self->message ($msg, $flags);	2547	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2221	}	2548	}
2222	}	2549	}
2223	}	2550	}
2224		2551
2225	=item $object->send_msg ($channel, $msg, $color, [extra...])	2552	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2250		2577
2251	=item $player_object->enter_link	2578	=item $player_object->enter_link
2252		2579
2253	Freezes the player and moves him/her to a special map (C<{link}>).	2580	Freezes the player and moves him/her to a special map (C<{link}>).
2254		2581
2255	The player should be reasonably safe there for short amounts of time. You	2582	The player should be reasonably safe there for short amounts of time (e.g.
2256	I<MUST> call C<leave_link> as soon as possible, though.	2583	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2584	though, as the palyer cannot control the character while it is on the link
		2585	map.
2257		2586
2258	Will never block.	2587	Will never block.
2259		2588
2260	=item $player_object->leave_link ($map, $x, $y)	2589	=item $player_object->leave_link ($map, $x, $y)
2261		2590
…		…
2286	return if UNIVERSAL::isa $self->map, "ext::map_link";	2615	return if UNIVERSAL::isa $self->map, "ext::map_link";
2287		2616
2288	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2617	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2289	if $self->map && $self->map->{path} ne "{link}";	2618	if $self->map && $self->map->{path} ne "{link}";
2290		2619
2291	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2620	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2292	}	2621	}
2293		2622
2294	sub cf::object::player::leave_link {	2623	sub cf::object::player::leave_link {
2295	my ($self, $map, $x, $y) = @_;	2624	my ($self, $map, $x, $y) = @_;
2296		2625
…		…
2313	($x, $y) = (-1, -1)	2642	($x, $y) = (-1, -1)
2314	unless (defined $x) && (defined $y);	2643	unless (defined $x) && (defined $y);
2315		2644
2316	# use -1 or undef as default coordinates, not 0, 0	2645	# use -1 or undef as default coordinates, not 0, 0
2317	($x, $y) = ($map->enter_x, $map->enter_y)	2646	($x, $y) = ($map->enter_x, $map->enter_y)
2318	if $x <=0 && $y <= 0;	2647	if $x <= 0 && $y <= 0;
2319		2648
2320	$map->load;	2649	$map->load;
2321	$map->load_neighbours;	2650	$map->load_neighbours;
2322		2651
2323	return unless $self->contr->active;	2652	return unless $self->contr->active;
2324	$self->activate_recursive;
2325		2653
2326	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2654	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2327	$self->enter_map ($map, $x, $y);	2655	$self->enter_map ($map, $x, $y);
		2656
		2657	# only activate afterwards, to support waiting in hooks
		2658	$self->activate_recursive;
2328	}	2659	}
2329		2660
2330	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2661	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2331		2662
2332	Moves the player to the given map-path and coordinates by first freezing	2663	Moves the player to the given map-path and coordinates by first freezing
2333	her, loading and preparing them map, calling the provided $check callback	2664	her, loading and preparing them map, calling the provided $check callback
2334	that has to return the map if sucecssful, and then unfreezes the player on	2665	that has to return the map if sucecssful, and then unfreezes the player on
2335	the new (success) or old (failed) map position. In either case, $done will	2666	the new (success) or old (failed) map position. In either case, $done will
2336	be called at the end of this process.	2667	be called at the end of this process.
2337		2668
		2669	Note that $check will be called with a potentially non-loaded map, so if
		2670	it needs a loaded map it has to call C<< ->load >>.
		2671
2338	=cut	2672	=cut
2339		2673
2340	our $GOTOGEN;	2674	our $GOTOGEN;
2341		2675
2342	sub cf::object::player::goto {	2676	sub cf::object::player::goto {
…		…
2346	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2680	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2347		2681
2348	$self->enter_link;	2682	$self->enter_link;
2349		2683
2350	(async {	2684	(async {
		2685	$Coro::current->{desc} = "player::goto $path $x $y";
		2686
		2687	# *tag paths override both path and x|y
		2688	if ($path =~ /^\*(.*)$/) {
		2689	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2690	my $ob = $obs[rand @obs];
		2691
		2692	# see if we actually can go there
		2693	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2694	$ob = $obs[rand @obs];
		2695	} else {
		2696	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2697	}
		2698	# else put us there anyways for now #d#
		2699
		2700	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2701	} else {
		2702	($path, $x, $y) = (undef, undef, undef);
		2703	}
		2704	}
		2705
2351	my $map = eval {	2706	my $map = eval {
2352	my $map = cf::map::find $path;	2707	my $map = defined $path ? cf::map::find $path : undef;
2353		2708
2354	if ($map) {	2709	if ($map) {
2355	$map = $map->customise_for ($self);	2710	$map = $map->customise_for ($self);
2356	$map = $check->($map) if $check && $map;	2711	$map = $check->($map) if $check && $map;
2357	} else {	2712	} else {
2358	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2713	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2359	}	2714	}
2360		2715
2361	$map	2716	$map
2362	};	2717	};
2363		2718
…		…
2399	}	2754	}
2400		2755
2401	sub prepare_random_map {	2756	sub prepare_random_map {
2402	my ($exit) = @_;	2757	my ($exit) = @_;
2403		2758
2404	my $guard = cf::lock_acquire "exit_prepare:$exit";
2405
2406	# all this does is basically replace the /! path by	2759	# all this does is basically replace the /! path by
2407	# a new random map path (?random/...) with a seed	2760	# a new random map path (?random/...) with a seed
2408	# that depends on the exit object	2761	# that depends on the exit object
2409		2762
2410	my $rmp = parse_random_map_params $exit->msg;	2763	my $rmp = parse_random_map_params $exit->msg;
…		…
2412	if ($exit->map) {	2765	if ($exit->map) {
2413	$rmp->{region} = $exit->region->name;	2766	$rmp->{region} = $exit->region->name;
2414	$rmp->{origin_map} = $exit->map->path;	2767	$rmp->{origin_map} = $exit->map->path;
2415	$rmp->{origin_x} = $exit->x;	2768	$rmp->{origin_x} = $exit->x;
2416	$rmp->{origin_y} = $exit->y;	2769	$rmp->{origin_y} = $exit->y;
		2770
		2771	$exit->map->touch;
2417	}	2772	}
2418		2773
2419	$rmp->{random_seed} ||= $exit->random_seed;	2774	$rmp->{random_seed} ||= $exit->random_seed;
2420		2775
2421	my $data = cf::to_json $rmp;	2776	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2422	my $md5 = Digest::MD5::md5_hex $data;	2777	my $md5 = Digest::MD5::md5_hex $data;
2423	my $meta = "$RANDOMDIR/$md5.meta";	2778	my $meta = "$RANDOMDIR/$md5.meta";
2424		2779
2425	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2780	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2426	aio_write $fh, 0, (length $data), $data, 0;	2781	aio_write $fh, 0, (length $data), $data, 0;
2427	undef $fh;	2782	undef $fh;
2428	aio_rename "$meta~", $meta;	2783	aio_rename "$meta~", $meta;
2429		2784
		2785	my $slaying = "?random/$md5";
		2786
		2787	if ($exit->valid) {
2430	$exit->slaying ("?random/$md5");	2788	$exit->slaying ("?random/$md5");
2431	$exit->msg (undef);	2789	$exit->msg (undef);
		2790	}
2432	}	2791	}
2433	}	2792	}
2434		2793
2435	sub cf::object::player::enter_exit {	2794	sub cf::object::player::enter_exit {
2436	my ($self, $exit) = @_;	2795	my ($self, $exit) = @_;
2437		2796
2438	return unless $self->type == cf::PLAYER;	2797	return unless $self->type == cf::PLAYER;
2439		2798
2440	if ($exit->slaying eq "/!") {
2441	#TODO: this should de-fi-ni-te-ly not be a sync-job
2442	# the problem is that $exit might not survive long enough
2443	# so it needs to be done right now, right here
2444	cf::sync_job { prepare_random_map $exit };
2445	}
2446
2447	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2448	my $hp = $exit->stats->hp;
2449	my $sp = $exit->stats->sp;
2450
2451	$self->enter_link;	2799	$self->enter_link;
2452		2800
2453	# if exit is damned, update players death & WoR home-position
2454	$self->contr->savebed ($slaying, $hp, $sp)
2455	if $exit->flag (FLAG_DAMNED);
2456
2457	(async {	2801	(async {
2458	$self->deactivate_recursive; # just to be sure	2802	$Coro::current->{desc} = "enter_exit";
		2803
2459	unless (eval {	2804	unless (eval {
		2805	$self->deactivate_recursive; # just to be sure
		2806
		2807	# random map handling
		2808	{
		2809	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2810
		2811	prepare_random_map $exit
		2812	if $exit->slaying eq "/!";
		2813	}
		2814
		2815	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2816	my $x = $exit->stats->hp;
		2817	my $y = $exit->stats->sp;
		2818
2460	$self->goto ($slaying, $hp, $sp);	2819	$self->goto ($map, $x, $y);
2461		2820
		2821	# if exit is damned, update players death & WoR home-position
		2822	$self->contr->savebed ($map, $x, $y)
		2823	if $exit->flag (cf::FLAG_DAMNED);
		2824
2462	1;	2825	1
2463	}) {	2826	}) {
2464	$self->message ("Something went wrong deep within the crossfire server. "	2827	$self->message ("Something went wrong deep within the deliantra server. "
2465	. "I'll try to bring you back to the map you were before. "	2828	. "I'll try to bring you back to the map you were before. "
2466	. "Please report this to the dungeon master!",	2829	. "Please report this to the dungeon master!",
2467	cf::NDI_UNIQUE | cf::NDI_RED);	2830	cf::NDI_UNIQUE | cf::NDI_RED);
2468		2831
2469	warn "ERROR in enter_exit: $@";	2832	warn "ERROR in enter_exit: $@";
…		…
2486	sub cf::client::send_drawinfo {	2849	sub cf::client::send_drawinfo {
2487	my ($self, $text, $flags) = @_;	2850	my ($self, $text, $flags) = @_;
2488		2851
2489	utf8::encode $text;	2852	utf8::encode $text;
2490	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2853	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2854	}
		2855
		2856	=item $client->send_big_packet ($pkt)
		2857
		2858	Like C<send_packet>, but tries to compress large packets, and fragments
		2859	them as required.
		2860
		2861	=cut
		2862
		2863	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2864
		2865	sub cf::client::send_big_packet {
		2866	my ($self, $pkt) = @_;
		2867
		2868	# try lzf for large packets
		2869	$pkt = "lzf " . Compress::LZF::compress $pkt
		2870	if 1024 <= length $pkt and $self->{can_lzf};
		2871
		2872	# split very large packets
		2873	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2874	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2875	$pkt = "frag";
		2876	}
		2877
		2878	$self->send_packet ($pkt);
2491	}	2879	}
2492		2880
2493	=item $client->send_msg ($channel, $msg, $color, [extra...])	2881	=item $client->send_msg ($channel, $msg, $color, [extra...])
2494		2882
2495	Send a drawinfo or msg packet to the client, formatting the msg for the	2883	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2497	the message, with C<log> being the default. If C<$color> is negative, suppress	2885	the message, with C<log> being the default. If C<$color> is negative, suppress
2498	the message unless the client supports the msg packet.	2886	the message unless the client supports the msg packet.
2499		2887
2500	=cut	2888	=cut
2501		2889
		2890	# non-persistent channels (usually the info channel)
		2891	our %CHANNEL = (
		2892	"c/motd" => {
		2893	id => "infobox",
		2894	title => "MOTD",
		2895	reply => undef,
		2896	tooltip => "The message of the day",
		2897	},
		2898	"c/identify" => {
		2899	id => "infobox",
		2900	title => "Identify",
		2901	reply => undef,
		2902	tooltip => "Items recently identified",
		2903	},
		2904	"c/examine" => {
		2905	id => "infobox",
		2906	title => "Examine",
		2907	reply => undef,
		2908	tooltip => "Signs and other items you examined",
		2909	},
		2910	"c/shopinfo" => {
		2911	id => "infobox",
		2912	title => "Shop Info",
		2913	reply => undef,
		2914	tooltip => "What your bargaining skill tells you about the shop",
		2915	},
		2916	"c/book" => {
		2917	id => "infobox",
		2918	title => "Book",
		2919	reply => undef,
		2920	tooltip => "The contents of a note or book",
		2921	},
		2922	"c/lookat" => {
		2923	id => "infobox",
		2924	title => "Look",
		2925	reply => undef,
		2926	tooltip => "What you saw there",
		2927	},
		2928	"c/who" => {
		2929	id => "infobox",
		2930	title => "Players",
		2931	reply => undef,
		2932	tooltip => "Shows players who are currently online",
		2933	},
		2934	"c/body" => {
		2935	id => "infobox",
		2936	title => "Body Parts",
		2937	reply => undef,
		2938	tooltip => "Shows which body parts you posess and are available",
		2939	},
		2940	"c/statistics" => {
		2941	id => "infobox",
		2942	title => "Statistics",
		2943	reply => undef,
		2944	tooltip => "Shows your primary statistics",
		2945	},
		2946	"c/skills" => {
		2947	id => "infobox",
		2948	title => "Skills",
		2949	reply => undef,
		2950	tooltip => "Shows your experience per skill and item power",
		2951	},
		2952	"c/shopitems" => {
		2953	id => "infobox",
		2954	title => "Shop Items",
		2955	reply => undef,
		2956	tooltip => "Shows the items currently for sale in this shop",
		2957	},
		2958	"c/resistances" => {
		2959	id => "infobox",
		2960	title => "Resistances",
		2961	reply => undef,
		2962	tooltip => "Shows your resistances",
		2963	},
		2964	"c/pets" => {
		2965	id => "infobox",
		2966	title => "Pets",
		2967	reply => undef,
		2968	tooltip => "Shows information abotu your pets/a specific pet",
		2969	},
		2970	"c/perceiveself" => {
		2971	id => "infobox",
		2972	title => "Perceive Self",
		2973	reply => undef,
		2974	tooltip => "You gained detailed knowledge about yourself",
		2975	},
		2976	"c/uptime" => {
		2977	id => "infobox",
		2978	title => "Uptime",
		2979	reply => undef,
		2980	tooltip => "How long the server has been running since last restart",
		2981	},
		2982	"c/mapinfo" => {
		2983	id => "infobox",
		2984	title => "Map Info",
		2985	reply => undef,
		2986	tooltip => "Information related to the maps",
		2987	},
		2988	"c/party" => {
		2989	id => "party",
		2990	title => "Party",
		2991	reply => "gsay ",
		2992	tooltip => "Messages and chat related to your party",
		2993	},
		2994	"c/death" => {
		2995	id => "death",
		2996	title => "Death",
		2997	reply => undef,
		2998	tooltip => "Reason for and more info about your most recent death",
		2999	},
		3000	"c/say" => $SAY_CHANNEL,
		3001	"c/chat" => $CHAT_CHANNEL,
		3002	);
		3003
2502	sub cf::client::send_msg {	3004	sub cf::client::send_msg {
2503	my ($self, $channel, $msg, $color, @extra) = @_;	3005	my ($self, $channel, $msg, $color, @extra) = @_;
2504		3006
2505	$msg = $self->pl->expand_cfpod ($msg);	3007	$msg = $self->pl->expand_cfpod ($msg)
		3008	unless $color & cf::NDI_VERBATIM;
2506		3009
2507	$color &= cf::NDI_CLIENT_MASK; # just in case...	3010	$color &= cf::NDI_CLIENT_MASK; # just in case...
2508		3011
		3012	# check predefined channels, for the benefit of C
		3013	if ($CHANNEL{$channel}) {
		3014	$channel = $CHANNEL{$channel};
		3015
		3016	$self->ext_msg (channel_info => $channel);
		3017	$channel = $channel->{id};
		3018
2509	if (ref $channel) {	3019	} elsif (ref $channel) {
2510	# send meta info to client, if not yet sent	3020	# send meta info to client, if not yet sent
2511	unless (exists $self->{channel}{$channel->{id}}) {	3021	unless (exists $self->{channel}{$channel->{id}}) {
2512	$self->{channel}{$channel->{id}} = $channel;	3022	$self->{channel}{$channel->{id}} = $channel;
2513	$self->ext_msg (channel_info => $channel);	3023	$self->ext_msg (channel_info => $channel);
2514	}	3024	}
…		…
2516	$channel = $channel->{id};	3026	$channel = $channel->{id};
2517	}	3027	}
2518		3028
2519	return unless @extra || length $msg;	3029	return unless @extra || length $msg;
2520		3030
2521	if ($self->can_msg) {
2522	# default colour, mask it out	3031	# default colour, mask it out
2523	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3032	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2524	if $color & cf::NDI_DEF;	3033	if $color & cf::NDI_DEF;
2525		3034
2526	$self->send_packet ("msg " . $self->{json_coder}->encode (	3035	my $pkt = "msg "
		3036	. $self->{json_coder}->encode (
2527	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3037	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2528	} else {	3038	);
2529	if ($color >= 0) {
2530	# replace some tags by gcfclient-compatible ones
2531	for ($msg) {
2532	1 while
2533	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2534	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2535	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2536	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2537	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2538	}
2539		3039
2540	$color &= cf::NDI_COLOR_MASK;	3040	$self->send_big_packet ($pkt);
2541
2542	utf8::encode $msg;
2543
2544	if (0 && $msg =~ /\[/) {
2545	# COMMAND/INFO
2546	$self->send_packet ("drawextinfo $color 10 8 $msg")
2547	} else {
2548	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2549	$self->send_packet ("drawinfo $color $msg")
2550	}
2551	}
2552	}
2553	}	3041	}
2554		3042
2555	=item $client->ext_msg ($type, @msg)	3043	=item $client->ext_msg ($type, @msg)
2556		3044
2557	Sends an ext event to the client.	3045	Sends an ext event to the client.
…		…
2560		3048
2561	sub cf::client::ext_msg($$@) {	3049	sub cf::client::ext_msg($$@) {
2562	my ($self, $type, @msg) = @_;	3050	my ($self, $type, @msg) = @_;
2563		3051
2564	if ($self->extcmd == 2) {	3052	if ($self->extcmd == 2) {
2565	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3053	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2566	} elsif ($self->extcmd == 1) { # TODO: remove	3054	} elsif ($self->extcmd == 1) { # TODO: remove
2567	push @msg, msgtype => "event_$type";	3055	push @msg, msgtype => "event_$type";
2568	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3056	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2569	}	3057	}
2570	}	3058	}
2571		3059
2572	=item $client->ext_reply ($msgid, @msg)	3060	=item $client->ext_reply ($msgid, @msg)
2573		3061
…		…
2577		3065
2578	sub cf::client::ext_reply($$@) {	3066	sub cf::client::ext_reply($$@) {
2579	my ($self, $id, @msg) = @_;	3067	my ($self, $id, @msg) = @_;
2580		3068
2581	if ($self->extcmd == 2) {	3069	if ($self->extcmd == 2) {
2582	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3070	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2583	} elsif ($self->extcmd == 1) {	3071	} elsif ($self->extcmd == 1) {
2584	#TODO: version 1, remove	3072	#TODO: version 1, remove
2585	unshift @msg, msgtype => "reply", msgid => $id;	3073	unshift @msg, msgtype => "reply", msgid => $id;
2586	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3074	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2587	}	3075	}
2588	}	3076	}
2589		3077
2590	=item $success = $client->query ($flags, "text", \&cb)	3078	=item $success = $client->query ($flags, "text", \&cb)
2591		3079
…		…
2692		3180
2693	$coro	3181	$coro
2694	}	3182	}
2695		3183
2696	cf::client->attach (	3184	cf::client->attach (
2697	on_destroy => sub {	3185	on_client_destroy => sub {
2698	my ($ns) = @_;	3186	my ($ns) = @_;
2699		3187
2700	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3188	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2701	},	3189	},
2702	);	3190	);
…		…
2718	our $safe_hole = new Safe::Hole;	3206	our $safe_hole = new Safe::Hole;
2719		3207
2720	$SIG{FPE} = 'IGNORE';	3208	$SIG{FPE} = 'IGNORE';
2721		3209
2722	$safe->permit_only (Opcode::opset qw(	3210	$safe->permit_only (Opcode::opset qw(
2723	:base_core :base_mem :base_orig :base_math	3211	:base_core :base_mem :base_orig :base_math :base_loop
2724	grepstart grepwhile mapstart mapwhile	3212	grepstart grepwhile mapstart mapwhile
2725	sort time	3213	sort time
2726	));	3214	));
2727		3215
2728	# here we export the classes and methods available to script code	3216	# here we export the classes and methods available to script code
…		…
2730	=pod	3218	=pod
2731		3219
2732	The following functions and methods are available within a safe environment:	3220	The following functions and methods are available within a safe environment:
2733		3221
2734	cf::object	3222	cf::object
2735	contr pay_amount pay_player map x y force_find force_add	3223	contr pay_amount pay_player map x y force_find force_add destroy
2736	insert remove name archname title slaying race decrease_ob_nr	3224	insert remove name archname title slaying race decrease split
		3225	value
2737		3226
2738	cf::object::player	3227	cf::object::player
2739	player	3228	player
2740		3229
2741	cf::player	3230	cf::player
…		…
2746		3235
2747	=cut	3236	=cut
2748		3237
2749	for (	3238	for (
2750	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3239	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2751	insert remove inv name archname title slaying race	3240	insert remove inv nrof name archname title slaying race
2752	decrease_ob_nr)],	3241	decrease split destroy change_exp value msg lore send_msg)],
2753	["cf::object::player" => qw(player)],	3242	["cf::object::player" => qw(player)],
2754	["cf::player" => qw(peaceful)],	3243	["cf::player" => qw(peaceful send_msg)],
2755	["cf::map" => qw(trigger)],	3244	["cf::map" => qw(trigger)],
2756	) {	3245	) {
2757	no strict 'refs';	3246	no strict 'refs';
2758	my ($pkg, @funs) = @$_;	3247	my ($pkg, @funs) = @$_;
2759	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3248	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2777		3266
2778	my $qcode = $code;	3267	my $qcode = $code;
2779	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3268	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2780	$qcode =~ s/\n/\\n/g;	3269	$qcode =~ s/\n/\\n/g;
2781		3270
		3271	%vars = (_dummy => 0) unless %vars;
		3272
		3273	my @res;
2782	local $_;	3274	local $_;
2783	local @safe::cf::_safe_eval_args = values %vars;
2784		3275
2785	my $eval =	3276	my $eval =
2786	"do {\n"	3277	"do {\n"
2787	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3278	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2788	. "#line 0 \"{$qcode}\"\n"	3279	. "#line 0 \"{$qcode}\"\n"
2789	. $code	3280	. $code
2790	. "\n}"	3281	. "\n}"
2791	;	3282	;
2792		3283
		3284	if ($CFG{safe_eval}) {
2793	sub_generation_inc;	3285	sub_generation_inc;
		3286	local @safe::cf::_safe_eval_args = values %vars;
2794	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3287	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2795	sub_generation_inc;	3288	sub_generation_inc;
		3289	} else {
		3290	local @cf::_safe_eval_args = values %vars;
		3291	@res = wantarray ? eval eval : scalar eval $eval;
		3292	}
2796		3293
2797	if ($@) {	3294	if ($@) {
2798	warn "$@";	3295	warn "$@";
2799	warn "while executing safe code '$code'\n";	3296	warn "while executing safe code '$code'\n";
2800	warn "with arguments " . (join " ", %vars) . "\n";	3297	warn "with arguments " . (join " ", %vars) . "\n";
…		…
2819	=cut	3316	=cut
2820		3317
2821	sub register_script_function {	3318	sub register_script_function {
2822	my ($fun, $cb) = @_;	3319	my ($fun, $cb) = @_;
2823		3320
2824	no strict 'refs';	3321	$fun = "safe::$fun" if $CFG{safe_eval};
2825	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3322	*$fun = $safe_hole->wrap ($cb);
2826	}	3323	}
2827		3324
2828	=back	3325	=back
2829		3326
2830	=cut	3327	=cut
…		…
2832	#############################################################################	3329	#############################################################################
2833	# the server's init and main functions	3330	# the server's init and main functions
2834		3331
2835	sub load_facedata($) {	3332	sub load_facedata($) {
2836	my ($path) = @_;	3333	my ($path) = @_;
		3334
		3335	# HACK to clear player env face cache, we need some signal framework
		3336	# for this (global event?)
		3337	%ext::player_env::MUSIC_FACE_CACHE = ();
2837		3338
2838	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3339	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2839		3340
2840	warn "loading facedata from $path\n";	3341	warn "loading facedata from $path\n";
2841		3342
…		…
2847		3348
2848	$facedata->{version} == 2	3349	$facedata->{version} == 2
2849	or cf::cleanup "$path: version mismatch, cannot proceed.";	3350	or cf::cleanup "$path: version mismatch, cannot proceed.";
2850		3351
2851	# patch in the exptable	3352	# patch in the exptable
		3353	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
2852	$facedata->{resource}{"res/exp_table"} = {	3354	$facedata->{resource}{"res/exp_table"} = {
2853	type => FT_RSRC,	3355	type => FT_RSRC,
2854	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3356	data => $exp_table,
		3357	hash => (Digest::MD5::md5 $exp_table),
2855	};	3358	};
2856	cf::cede_to_tick;	3359	cf::cede_to_tick;
2857		3360
2858	{	3361	{
2859	my $faces = $facedata->{faceinfo};	3362	my $faces = $facedata->{faceinfo};
2860		3363
2861	while (my ($face, $info) = each %$faces) {	3364	while (my ($face, $info) = each %$faces) {
2862	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3365	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3366
2863	cf::face::set_visibility $idx, $info->{visibility};	3367	cf::face::set_visibility $idx, $info->{visibility};
2864	cf::face::set_magicmap $idx, $info->{magicmap};	3368	cf::face::set_magicmap $idx, $info->{magicmap};
2865	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3369	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2866	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3370	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
2867		3371
2868	cf::cede_to_tick;	3372	cf::cede_to_tick;
2869	}	3373	}
2870		3374
2871	while (my ($face, $info) = each %$faces) {	3375	while (my ($face, $info) = each %$faces) {
2872	next unless $info->{smooth};	3376	next unless $info->{smooth};
		3377
2873	my $idx = cf::face::find $face	3378	my $idx = cf::face::find $face
2874	or next;	3379	or next;
		3380
2875	if (my $smooth = cf::face::find $info->{smooth}) {	3381	if (my $smooth = cf::face::find $info->{smooth}) {
2876	cf::face::set_smooth $idx, $smooth;	3382	cf::face::set_smooth $idx, $smooth;
2877	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3383	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2878	} else {	3384	} else {
2879	warn "smooth face '$info->{smooth}' not found for face '$face'";	3385	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
2893		3399
2894	cf::anim::invalidate_all; # d'oh	3400	cf::anim::invalidate_all; # d'oh
2895	}	3401	}
2896		3402
2897	{	3403	{
2898	# TODO: for gcfclient pleasure, we should give resources
2899	# that gcfclient doesn't grok a >10000 face index.
2900	my $res = $facedata->{resource};	3404	my $res = $facedata->{resource};
2901		3405
2902	my $soundconf = delete $res->{"res/sound.conf"};
2903
2904	while (my ($name, $info) = each %$res) {	3406	while (my ($name, $info) = each %$res) {
		3407	if (defined $info->{type}) {
2905	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3408	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2906	my $data;
2907		3409
2908	if ($info->{type} & 1) {	3410	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
2909	# prepend meta info	3411	cf::face::set_type $idx, $info->{type};
2910
2911	my $meta = $enc->encode ({
2912	name => $name,
2913	%{ $info->{meta} || {} },
2914	});
2915
2916	$data = pack "(w/a*)*", $meta, $info->{data};
2917	} else {	3412	} else {
2918	$data = $info->{data};	3413	$RESOURCE{$name} = $info;
2919	}	3414	}
2920		3415
2921	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
2922	cf::face::set_type $idx, $info->{type};
2923
2924	cf::cede_to_tick;	3416	cf::cede_to_tick;
2925	}	3417	}
2926
2927	if ($soundconf) {
2928	$soundconf = $enc->decode (delete $soundconf->{data});
2929
2930	for (0 .. SOUND_CAST_SPELL_0 - 1) {
2931	my $sound = $soundconf->{compat}[$_]
2932	or next;
2933
2934	my $face = cf::face::find "sound/$sound->[1]";
2935	cf::sound::set $sound->[0] => $face;
2936	cf::sound::old_sound_index $_, $face; # gcfclient-compat
2937	}
2938
2939	while (my ($k, $v) = each %{$soundconf->{event}}) {
2940	my $face = cf::face::find "sound/$v";
2941	cf::sound::set $k => $face;
2942	}
2943	}
2944	}	3418	}
		3419
		3420	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
2945		3421
2946	1	3422	1
2947	}	3423	}
		3424
		3425	cf::global->attach (on_resource_update => sub {
		3426	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3427	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3428
		3429	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3430	my $sound = $soundconf->{compat}[$_]
		3431	or next;
		3432
		3433	my $face = cf::face::find "sound/$sound->[1]";
		3434	cf::sound::set $sound->[0] => $face;
		3435	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3436	}
		3437
		3438	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3439	my $face = cf::face::find "sound/$v";
		3440	cf::sound::set $k => $face;
		3441	}
		3442	}
		3443	});
2948		3444
2949	register_exticmd fx_want => sub {	3445	register_exticmd fx_want => sub {
2950	my ($ns, $want) = @_;	3446	my ($ns, $want) = @_;
2951		3447
2952	while (my ($k, $v) = each %$want) {	3448	while (my ($k, $v) = each %$want) {
2953	$ns->fx_want ($k, $v);	3449	$ns->fx_want ($k, $v);
2954	}	3450	}
2955	};	3451	};
2956		3452
		3453	sub load_resource_file($) {
		3454	my $guard = lock_acquire "load_resource_file";
		3455
		3456	my $status = load_resource_file_ $_[0];
		3457	get_slot 0.1, 100;
		3458	cf::arch::commit_load;
		3459
		3460	$status
		3461	}
		3462
2957	sub reload_regions {	3463	sub reload_regions {
		3464	# HACK to clear player env face cache, we need some signal framework
		3465	# for this (global event?)
		3466	%ext::player_env::MUSIC_FACE_CACHE = ();
		3467
2958	load_resource_file "$MAPDIR/regions"	3468	load_resource_file "$MAPDIR/regions"
2959	or die "unable to load regions file\n";	3469	or die "unable to load regions file\n";
2960		3470
2961	for (cf::region::list) {	3471	for (cf::region::list) {
2962	$_->{match} = qr/$_->{match}/	3472	$_->{match} = qr/$_->{match}/
…		…
2970	}	3480	}
2971		3481
2972	sub reload_archetypes {	3482	sub reload_archetypes {
2973	load_resource_file "$DATADIR/archetypes"	3483	load_resource_file "$DATADIR/archetypes"
2974	or die "unable to load archetypes\n";	3484	or die "unable to load archetypes\n";
2975	#d# NEED to laod twice to resolve forward references
2976	# this really needs to be done in an extra post-pass
2977	# (which needs to be synchronous, so solve it differently)
2978	load_resource_file "$DATADIR/archetypes"
2979	or die "unable to load archetypes\n";
2980	}	3485	}
2981		3486
2982	sub reload_treasures {	3487	sub reload_treasures {
2983	load_resource_file "$DATADIR/treasures"	3488	load_resource_file "$DATADIR/treasures"
2984	or die "unable to load treasurelists\n";	3489	or die "unable to load treasurelists\n";
2985	}	3490	}
2986		3491
2987	sub reload_resources {	3492	sub reload_resources {
2988	warn "reloading resource files...\n";	3493	warn "reloading resource files...\n";
2989		3494
		3495	reload_facedata;
		3496	reload_archetypes;
2990	reload_regions;	3497	reload_regions;
2991	reload_facedata;
2992	#reload_archetypes;#d#
2993	reload_archetypes;
2994	reload_treasures;	3498	reload_treasures;
2995		3499
2996	warn "finished reloading resource files\n";	3500	warn "finished reloading resource files\n";
2997	}	3501	}
2998		3502
2999	sub init {
3000	reload_resources;
3001	}
3002
3003	sub reload_config {	3503	sub reload_config {
		3504	warn "reloading config file...\n";
		3505
3004	open my $fh, "<:utf8", "$CONFDIR/config"	3506	open my $fh, "<:utf8", "$CONFDIR/config"
3005	or return;	3507	or return;
3006		3508
3007	local $/;	3509	local $/;
3008	*CFG = YAML::Syck::Load <$fh>;	3510	*CFG = YAML::XS::Load scalar <$fh>;
3009		3511
3010	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3512	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3011		3513
3012	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3514	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3013	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3515	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3017	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3519	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3018	and die "WARNING: m(un)lockall failed: $!\n";	3520	and die "WARNING: m(un)lockall failed: $!\n";
3019	};	3521	};
3020	warn $@ if $@;	3522	warn $@ if $@;
3021	}	3523	}
		3524
		3525	warn "finished reloading resource files\n";
		3526	}
		3527
		3528	sub pidfile() {
		3529	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3530	or die "$PIDFILE: $!";
		3531	flock $fh, &Fcntl::LOCK_EX
		3532	or die "$PIDFILE: flock: $!";
		3533	$fh
		3534	}
		3535
		3536	# make sure only one server instance is running at any one time
		3537	sub atomic {
		3538	my $fh = pidfile;
		3539
		3540	my $pid = <$fh>;
		3541	kill 9, $pid if $pid > 0;
		3542
		3543	seek $fh, 0, 0;
		3544	print $fh $$;
		3545	}
		3546
		3547	sub main_loop {
		3548	warn "EV::loop starting\n";
		3549	if (1) {
		3550	EV::loop;
		3551	}
		3552	warn "EV::loop returned\n";
		3553	goto &main_loop unless $REALLY_UNLOOP;
3022	}	3554	}
3023		3555
3024	sub main {	3556	sub main {
		3557	cf::init_globals; # initialise logging
		3558
		3559	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3560	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3561	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3562	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3563
		3564	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3565
3025	# we must not ever block the main coroutine	3566	# we must not ever block the main coroutine
3026	local $Coro::idle = sub {	3567	local $Coro::idle = sub {
3027	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3568	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3028	(async {	3569	(async {
3029	Event::one_event;	3570	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3571	EV::loop EV::LOOP_ONESHOT;
3030	})->prio (Coro::PRIO_MAX);	3572	})->prio (Coro::PRIO_MAX);
3031	};	3573	};
3032		3574
		3575	evthread_start IO::AIO::poll_fileno;
		3576
		3577	cf::sync_job {
		3578	cf::init_experience;
		3579	cf::init_anim;
		3580	cf::init_attackmess;
		3581	cf::init_dynamic;
		3582
		3583	cf::load_settings;
		3584	cf::load_materials;
		3585
		3586	reload_resources;
3033	reload_config;	3587	reload_config;
3034	db_init;	3588	db_init;
		3589
		3590	cf::init_uuid;
		3591	cf::init_signals;
		3592	cf::init_skills;
		3593
		3594	cf::init_beforeplay;
		3595
		3596	atomic;
		3597
3035	load_extensions;	3598	load_extensions;
3036		3599
3037	$TICK_WATCHER->start;	3600	utime time, time, $RUNTIMEFILE;
3038	Event::loop;	3601
		3602	# no (long-running) fork's whatsoever before this point(!)
		3603	use POSIX ();
		3604	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3605
		3606	(pop @POST_INIT)->(0) while @POST_INIT;
		3607	};
		3608
		3609	cf::object::thawer::errors_are_fatal 0;
		3610	warn "parse errors in files are no longer fatal from this point on.\n";
		3611
		3612	main_loop;
3039	}	3613	}
3040		3614
3041	#############################################################################	3615	#############################################################################
3042	# initialisation and cleanup	3616	# initialisation and cleanup
3043		3617
3044	# install some emergency cleanup handlers	3618	# install some emergency cleanup handlers
3045	BEGIN {	3619	BEGIN {
		3620	our %SIGWATCHER = ();
3046	for my $signal (qw(INT HUP TERM)) {	3621	for my $signal (qw(INT HUP TERM)) {
3047	Event->signal (	3622	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3048	reentrant => 0,
3049	data => WF_AUTOCANCEL,
3050	signal => $signal,
3051	prio => 0,
3052	cb => sub {
3053	cf::cleanup "SIG$signal";	3623	cf::cleanup "SIG$signal";
3054	},
3055	);	3624	};
3056	}	3625	}
3057	}	3626	}
3058		3627
3059	sub write_runtime {	3628	sub write_runtime_sync {
3060	my $runtime = "$LOCALDIR/runtime";	3629	my $t0 = AE::time;
3061		3630
3062	# first touch the runtime file to show we are still running:	3631	# first touch the runtime file to show we are still running:
3063	# the fsync below can take a very very long time.	3632	# the fsync below can take a very very long time.
3064		3633
3065	IO::AIO::aio_utime $runtime, undef, undef;	3634	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3066		3635
3067	my $guard = cf::lock_acquire "write_runtime";	3636	my $guard = cf::lock_acquire "write_runtime";
3068		3637
3069	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3638	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3070	or return;	3639	or return;
3071		3640
3072	my $value = $cf::RUNTIME + 90 + 10;	3641	my $value = $cf::RUNTIME + 90 + 10;
3073	# 10 is the runtime save interval, for a monotonic clock	3642	# 10 is the runtime save interval, for a monotonic clock
3074	# 60 allows for the watchdog to kill the server.	3643	# 60 allows for the watchdog to kill the server.
…		…
3084	aio_utime $fh, undef, undef;	3653	aio_utime $fh, undef, undef;
3085		3654
3086	close $fh	3655	close $fh
3087	or return;	3656	or return;
3088		3657
3089	aio_rename "$runtime~", $runtime	3658	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3090	and return;	3659	and return;
3091		3660
3092	warn "runtime file written.\n";	3661	warn sprintf "runtime file written (%gs).\n", AE::time - $t0;
3093		3662
3094	1	3663	1
		3664	}
		3665
		3666	our $uuid_lock;
		3667	our $uuid_skip;
		3668
		3669	sub write_uuid_sync($) {
		3670	$uuid_skip ||= $_[0];
		3671
		3672	return if $uuid_lock;
		3673	local $uuid_lock = 1;
		3674
		3675	my $uuid = "$LOCALDIR/uuid";
		3676
		3677	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3678	or return;
		3679
		3680	my $value = uuid_seq uuid_cur;
		3681
		3682	unless ($value) {
		3683	warn "cowardly refusing to write zero uuid value!\n";
		3684	return;
		3685	}
		3686
		3687	my $value = uuid_str $value + $uuid_skip;
		3688	$uuid_skip = 0;
		3689
		3690	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3691	and return;
		3692
		3693	# always fsync - this file is important
		3694	aio_fsync $fh
		3695	and return;
		3696
		3697	close $fh
		3698	or return;
		3699
		3700	aio_rename "$uuid~", $uuid
		3701	and return;
		3702
		3703	warn "uuid file written ($value).\n";
		3704
		3705	1
		3706
		3707	}
		3708
		3709	sub write_uuid($$) {
		3710	my ($skip, $sync) = @_;
		3711
		3712	$sync ? write_uuid_sync $skip
		3713	: async { write_uuid_sync $skip };
3095	}	3714	}
3096		3715
3097	sub emergency_save() {	3716	sub emergency_save() {
3098	my $freeze_guard = cf::freeze_mainloop;	3717	my $freeze_guard = cf::freeze_mainloop;
3099		3718
3100	warn "enter emergency perl save\n";	3719	warn "emergency_perl_save: enter\n";
3101		3720
3102	cf::sync_job {	3721	cf::sync_job {
		3722	# this is a trade-off: we want to be very quick here, so
		3723	# save all maps without fsync, and later call a global sync
		3724	# (which in turn might be very very slow)
		3725	local $USE_FSYNC = 0;
		3726
3103	# use a peculiar iteration method to avoid tripping on perl	3727	# use a peculiar iteration method to avoid tripping on perl
3104	# refcount bugs in for. also avoids problems with players	3728	# refcount bugs in for. also avoids problems with players
3105	# and maps saved/destroyed asynchronously.	3729	# and maps saved/destroyed asynchronously.
3106	warn "begin emergency player save\n";	3730	warn "emergency_perl_save: begin player save\n";
3107	for my $login (keys %cf::PLAYER) {	3731	for my $login (keys %cf::PLAYER) {
3108	my $pl = $cf::PLAYER{$login} or next;	3732	my $pl = $cf::PLAYER{$login} or next;
3109	$pl->valid or next;	3733	$pl->valid or next;
		3734	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3110	$pl->save;	3735	$pl->save;
3111	}	3736	}
3112	warn "end emergency player save\n";	3737	warn "emergency_perl_save: end player save\n";
3113		3738
3114	warn "begin emergency map save\n";	3739	warn "emergency_perl_save: begin map save\n";
3115	for my $path (keys %cf::MAP) {	3740	for my $path (keys %cf::MAP) {
3116	my $map = $cf::MAP{$path} or next;	3741	my $map = $cf::MAP{$path} or next;
3117	$map->valid or next;	3742	$map->valid or next;
3118	$map->save;	3743	$map->save;
3119	}	3744	}
3120	warn "end emergency map save\n";	3745	warn "emergency_perl_save: end map save\n";
3121		3746
3122	warn "begin emergency database checkpoint\n";	3747	warn "emergency_perl_save: begin database checkpoint\n";
3123	BDB::db_env_txn_checkpoint $DB_ENV;	3748	BDB::db_env_txn_checkpoint $DB_ENV;
3124	warn "end emergency database checkpoint\n";	3749	warn "emergency_perl_save: end database checkpoint\n";
		3750
		3751	warn "emergency_perl_save: begin write uuid\n";
		3752	write_uuid_sync 1;
		3753	warn "emergency_perl_save: end write uuid\n";
3125	};	3754	};
3126		3755
		3756	warn "emergency_perl_save: starting sync()\n";
		3757	IO::AIO::aio_sync sub {
		3758	warn "emergency_perl_save: finished sync()\n";
		3759	};
		3760
3127	warn "leave emergency perl save\n";	3761	warn "emergency_perl_save: leave\n";
3128	}	3762	}
3129		3763
3130	sub post_cleanup {	3764	sub post_cleanup {
3131	my ($make_core) = @_;	3765	my ($make_core) = @_;
3132		3766
3133	warn Carp::longmess "post_cleanup backtrace"	3767	warn Carp::longmess "post_cleanup backtrace"
3134	if $make_core;	3768	if $make_core;
		3769
		3770	my $fh = pidfile;
		3771	unlink $PIDFILE if <$fh> == $$;
		3772	}
		3773
		3774	# a safer delete_package, copied from Symbol
		3775	sub clear_package($) {
		3776	my $pkg = shift;
		3777
		3778	# expand to full symbol table name if needed
		3779	unless ($pkg =~ /^main::.*::$/) {
		3780	$pkg = "main$pkg" if $pkg =~ /^::/;
		3781	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3782	$pkg .= '::' unless $pkg =~ /::$/;
		3783	}
		3784
		3785	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3786	my $stem_symtab = *{$stem}{HASH};
		3787
		3788	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3789	or return;
		3790
		3791	# clear all symbols
		3792	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3793	for my $name (keys %$leaf_symtab) {
		3794	_gv_clear *{"$pkg$name"};
		3795	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3796	}
3135	}	3797	}
3136		3798
3137	sub do_reload_perl() {	3799	sub do_reload_perl() {
3138	# can/must only be called in main	3800	# can/must only be called in main
3139	if ($Coro::current != $Coro::main) {	3801	if (in_main) {
3140	warn "can only reload from main coroutine";	3802	warn "can only reload from main coroutine";
3141	return;	3803	return;
3142	}	3804	}
3143		3805
		3806	return if $RELOAD++;
		3807
		3808	my $t1 = AE::time;
		3809
		3810	while ($RELOAD) {
3144	warn "reloading...";	3811	warn "reloading...";
3145		3812
3146	warn "entering sync_job";	3813	warn "entering sync_job";
3147		3814
3148	cf::sync_job {	3815	cf::sync_job {
3149	cf::write_runtime; # external watchdog should not bark	3816	cf::write_runtime_sync; # external watchdog should not bark
3150	cf::emergency_save;	3817	cf::emergency_save;
3151	cf::write_runtime; # external watchdog should not bark	3818	cf::write_runtime_sync; # external watchdog should not bark
3152		3819
3153	warn "syncing database to disk";	3820	warn "syncing database to disk";
3154	BDB::db_env_txn_checkpoint $DB_ENV;	3821	BDB::db_env_txn_checkpoint $DB_ENV;
3155		3822
3156	# if anything goes wrong in here, we should simply crash as we already saved	3823	# if anything goes wrong in here, we should simply crash as we already saved
3157		3824
3158	warn "cancelling all WF_AUTOCANCEL watchers";
3159	for (Event::all_watchers) {
3160	$_->cancel if $_->data & WF_AUTOCANCEL;
3161	}
3162
3163	warn "flushing outstanding aio requests";	3825	warn "flushing outstanding aio requests";
3164	for (;;) {
3165	BDB::flush;
3166	IO::AIO::flush;
3167	Coro::cede;
3168	last unless IO::AIO::nreqs || BDB::nreqs;	3826	while (IO::AIO::nreqs || BDB::nreqs) {
3169	warn "iterate...";	3827	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3170	}
3171
3172	++$RELOAD;
3173
3174	warn "cancelling all extension coros";
3175	$_->cancel for values %EXT_CORO;
3176	%EXT_CORO = ();
3177
3178	warn "removing commands";
3179	%COMMAND = ();
3180
3181	warn "removing ext/exti commands";
3182	%EXTCMD = ();
3183	%EXTICMD = ();
3184
3185	warn "unloading/nuking all extensions";
3186	for my $pkg (@EXTS) {
3187	warn "... unloading $pkg";
3188
3189	if (my $cb = $pkg->can ("unload")) {
3190	eval {
3191	$cb->($pkg);
3192	1
3193	} or warn "$pkg unloaded, but with errors: $@";
3194	}	3828	}
3195		3829
3196	warn "... nuking $pkg";	3830	warn "cancelling all extension coros";
3197	Symbol::delete_package $pkg;	3831	$_->cancel for values %EXT_CORO;
3198	}	3832	%EXT_CORO = ();
3199		3833
3200	warn "unloading all perl modules loaded from $LIBDIR";	3834	warn "removing commands";
3201	while (my ($k, $v) = each %INC) {	3835	%COMMAND = ();
3202	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3203		3836
		3837	warn "removing ext/exti commands";
		3838	%EXTCMD = ();
		3839	%EXTICMD = ();
		3840
		3841	warn "unloading/nuking all extensions";
		3842	for my $pkg (@EXTS) {
3204	warn "... unloading $k";	3843	warn "... unloading $pkg";
3205	delete $INC{$k};
3206		3844
3207	$k =~ s/\.pm$//;
3208	$k =~ s/\//::/g;
3209
3210	if (my $cb = $k->can ("unload_module")) {	3845	if (my $cb = $pkg->can ("unload")) {
		3846	eval {
3211	$cb->();	3847	$cb->($pkg);
		3848	1
		3849	} or warn "$pkg unloaded, but with errors: $@";
		3850	}
		3851
		3852	warn "... clearing $pkg";
		3853	clear_package $pkg;
3212	}	3854	}
3213		3855
3214	Symbol::delete_package $k;	3856	warn "unloading all perl modules loaded from $LIBDIR";
		3857	while (my ($k, $v) = each %INC) {
		3858	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3859
		3860	warn "... unloading $k";
		3861	delete $INC{$k};
		3862
		3863	$k =~ s/\.pm$//;
		3864	$k =~ s/\//::/g;
		3865
		3866	if (my $cb = $k->can ("unload_module")) {
		3867	$cb->();
		3868	}
		3869
		3870	clear_package $k;
3215	}	3871	}
3216		3872
3217	warn "getting rid of safe::, as good as possible";	3873	warn "getting rid of safe::, as good as possible";
3218	Symbol::delete_package "safe::$_"	3874	clear_package "safe::$_"
3219	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3875	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3220		3876
3221	warn "unloading cf.pm \"a bit\"";	3877	warn "unloading cf.pm \"a bit\"";
3222	delete $INC{"cf.pm"};	3878	delete $INC{"cf.pm"};
3223	delete $INC{"cf/pod.pm"};	3879	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3224		3880
3225	# don't, removes xs symbols, too,	3881	# don't, removes xs symbols, too,
3226	# and global variables created in xs	3882	# and global variables created in xs
3227	#Symbol::delete_package __PACKAGE__;	3883	#clear_package __PACKAGE__;
3228		3884
3229	warn "unload completed, starting to reload now";	3885	warn "unload completed, starting to reload now";
3230		3886
3231	warn "reloading cf.pm";	3887	warn "reloading cf.pm";
3232	require cf;	3888	require cf;
3233	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3889	cf::_connect_to_perl_1;
3234		3890
3235	warn "loading config and database again";	3891	warn "loading config and database again";
3236	cf::reload_config;	3892	cf::reload_config;
3237		3893
3238	warn "loading extensions";	3894	warn "loading extensions";
3239	cf::load_extensions;	3895	cf::load_extensions;
3240		3896
		3897	if ($REATTACH_ON_RELOAD) {
3241	warn "reattaching attachments to objects/players";	3898	warn "reattaching attachments to objects/players";
3242	_global_reattach; # objects, sockets	3899	_global_reattach; # objects, sockets
3243	warn "reattaching attachments to maps";	3900	warn "reattaching attachments to maps";
3244	reattach $_ for values %MAP;	3901	reattach $_ for values %MAP;
3245	warn "reattaching attachments to players";	3902	warn "reattaching attachments to players";
3246	reattach $_ for values %PLAYER;	3903	reattach $_ for values %PLAYER;
		3904	}
3247		3905
		3906	warn "running post_init jobs";
		3907	(pop @POST_INIT)->(1) while @POST_INIT;
		3908
3248	warn "leaving sync_job";	3909	warn "leaving sync_job";
3249		3910
3250	1	3911	1
3251	} or do {	3912	} or do {
3252	warn $@;	3913	warn $@;
3253	warn "error while reloading, exiting.";	3914	cf::cleanup "error while reloading, exiting.";
3254	exit 1;
3255	};	3915	};
3256		3916
3257	warn "reloaded";	3917	warn "reloaded";
		3918	--$RELOAD;
		3919	}
		3920
		3921	$t1 = AE::time - $t1;
		3922	warn "reload completed in ${t1}s\n";
3258	};	3923	};
3259		3924
3260	our $RELOAD_WATCHER; # used only during reload	3925	our $RELOAD_WATCHER; # used only during reload
3261		3926
3262	sub reload_perl() {	3927	sub reload_perl() {
3263	# doing reload synchronously and two reloads happen back-to-back,	3928	# doing reload synchronously and two reloads happen back-to-back,
3264	# coro crashes during coro_state_free->destroy here.	3929	# coro crashes during coro_state_free->destroy here.
3265		3930
3266	$RELOAD_WATCHER ||= Event->timer (	3931	$RELOAD_WATCHER ||= cf::async {
3267	reentrant => 0,	3932	Coro::AIO::aio_wait cache_extensions;
3268	after => 0,	3933
3269	data => WF_AUTOCANCEL,	3934	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3270	cb => sub {
3271	do_reload_perl;	3935	do_reload_perl;
3272	undef $RELOAD_WATCHER;	3936	undef $RELOAD_WATCHER;
3273	},	3937	};
3274	);	3938	};
3275	}	3939	}
3276		3940
3277	register_command "reload" => sub {	3941	register_command "reload" => sub {
3278	my ($who, $arg) = @_;	3942	my ($who, $arg) = @_;
3279		3943
3280	if ($who->flag (FLAG_WIZ)) {	3944	if ($who->flag (FLAG_WIZ)) {
3281	$who->message ("reloading server.");	3945	$who->message ("reloading server.");
		3946	async {
		3947	$Coro::current->{desc} = "perl_reload";
3282	async { reload_perl };	3948	reload_perl;
		3949	};
3283	}	3950	}
3284	};	3951	};
3285		3952
3286	unshift @INC, $LIBDIR;	3953	unshift @INC, $LIBDIR;
3287		3954
…		…
3289		3956
3290	our @WAIT_FOR_TICK;	3957	our @WAIT_FOR_TICK;
3291	our @WAIT_FOR_TICK_BEGIN;	3958	our @WAIT_FOR_TICK_BEGIN;
3292		3959
3293	sub wait_for_tick {	3960	sub wait_for_tick {
3294	return unless $TICK_WATCHER->is_active;
3295	return if $Coro::current == $Coro::main;	3961	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3296		3962
3297	my $signal = new Coro::Signal;	3963	my $signal = new Coro::Signal;
3298	push @WAIT_FOR_TICK, $signal;	3964	push @WAIT_FOR_TICK, $signal;
3299	$signal->wait;	3965	$signal->wait;
3300	}	3966	}
3301		3967
3302	sub wait_for_tick_begin {	3968	sub wait_for_tick_begin {
3303	return unless $TICK_WATCHER->is_active;
3304	return if $Coro::current == $Coro::main;	3969	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3305		3970
3306	my $signal = new Coro::Signal;	3971	my $signal = new Coro::Signal;
3307	push @WAIT_FOR_TICK_BEGIN, $signal;	3972	push @WAIT_FOR_TICK_BEGIN, $signal;
3308	$signal->wait;	3973	$signal->wait;
3309	}	3974	}
3310		3975
3311	my $min = 1e6;#d#	3976	sub tick {
3312	my $avg = 10;
3313	$TICK_WATCHER = Event->timer (
3314	reentrant => 0,
3315	parked => 1,
3316	prio => 0,
3317	at => $NEXT_TICK || $TICK,
3318	data => WF_AUTOCANCEL,
3319	cb => sub {
3320	if ($Coro::current != $Coro::main) {	3977	if ($Coro::current != $Coro::main) {
3321	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3978	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3322	unless ++$bug_warning > 10;	3979	unless ++$bug_warning > 10;
3323	return;	3980	return;
3324	}	3981	}
3325		3982
3326	$NOW = $tick_start = Event::time;
3327
3328	cf::server_tick; # one server iteration	3983	cf::server_tick; # one server iteration
3329		3984
3330	0 && sync_job {#d#	3985	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3331	for(1..10) {
3332	my $t = Event::time;
3333	my $map = my $map = new_from_path cf::map "/tmp/x.map"
3334	or die;
3335		3986
3336	$map->width (50);	3987	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3337	$map->height (50);	3988	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3338	$map->alloc;	3989	Coro::async_pool {
3339	$map->_load_objects ("/tmp/x.map", 1);	3990	$Coro::current->{desc} = "runtime saver";
3340	my $t = Event::time - $t;	3991	write_runtime_sync
3341		3992	or warn "ERROR: unable to write runtime file: $!";
3342	#next unless $t < 0.0013;#d#
3343	if ($t < $min) {
3344	$min = $t;
3345	}
3346	$avg = $avg * 0.99 + $t * 0.01;
3347	}
3348	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3349	exit 0;
3350	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3351	};	3993	};
		3994	}
3352		3995
3353	$RUNTIME += $TICK;
3354	$NEXT_TICK += $TICK;
3355
3356	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3357	$NEXT_RUNTIME_WRITE = $NOW + 10;
3358	Coro::async_pool {
3359	write_runtime
3360	or warn "ERROR: unable to write runtime file: $!";
3361	};
3362	}
3363
3364	# my $AFTER = Event::time;
3365	# warn $AFTER - $NOW;#d#
3366
3367	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3996	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3368	$sig->send;	3997	$sig->send;
3369	}	3998	}
3370	while (my $sig = shift @WAIT_FOR_TICK) {	3999	while (my $sig = shift @WAIT_FOR_TICK) {
3371	$sig->send;	4000	$sig->send;
3372	}	4001	}
3373		4002
3374	$NOW = Event::time;	4003	$LOAD = ($NOW - $TICK_START) / $TICK;
3375
3376	# if we are delayed by four ticks or more, skip them all
3377	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3378
3379	$TICK_WATCHER->at ($NEXT_TICK);
3380	$TICK_WATCHER->start;
3381
3382	$LOAD = ($NOW - $tick_start) / $TICK;
3383	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4004	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3384		4005
3385	_post_tick;	4006	if (0) {
3386		4007	if ($NEXT_TICK) {
3387		4008	my $jitter = $TICK_START - $NEXT_TICK;
		4009	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4010	warn "jitter $JITTER\n";#d#
		4011	}
3388	},	4012	}
3389	);	4013	}
3390		4014
3391	{	4015	{
3392	BDB::max_poll_time $TICK * 0.1;	4016	# configure BDB
3393	$BDB_POLL_WATCHER = Event->io (	4017
3394	reentrant => 0,
3395	fd => BDB::poll_fileno,
3396	poll => 'r',
3397	prio => 0,
3398	data => WF_AUTOCANCEL,
3399	cb => \&BDB::poll_cb,
3400	);
3401	BDB::min_parallel 8;	4018	BDB::min_parallel 16;
3402		4019	BDB::max_poll_reqs $TICK * 0.1;
3403	BDB::set_sync_prepare {	4020	$AnyEvent::BDB::WATCHER->priority (1);
3404	my $status;
3405	my $current = $Coro::current;
3406	(
3407	sub {
3408	$status = $!;
3409	$current->ready; undef $current;
3410	},
3411	sub {
3412	Coro::schedule while defined $current;
3413	$! = $status;
3414	},
3415	)
3416	};
3417		4021
3418	unless ($DB_ENV) {	4022	unless ($DB_ENV) {
3419	$DB_ENV = BDB::db_env_create;	4023	$DB_ENV = BDB::db_env_create;
		4024	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		4025	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4026	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		4027	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		4028	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3420		4029
3421	cf::sync_job {	4030	cf::sync_job {
3422	eval {	4031	eval {
3423	BDB::db_env_open	4032	BDB::db_env_open
3424	$DB_ENV,	4033	$DB_ENV,
…		…
3426	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4035	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3427	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4036	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3428	0666;	4037	0666;
3429		4038
3430	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4039	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3431
3432	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3433	$DB_ENV->set_lk_detect;
3434	};	4040	};
3435		4041
3436	cf::cleanup "db_env_open(db): $@" if $@;	4042	cf::cleanup "db_env_open(db): $@" if $@;
3437	};	4043	};
3438	}	4044	}
		4045
		4046	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		4047	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		4048	};
		4049	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		4050	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		4051	};
		4052	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		4053	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		4054	};
3439	}	4055	}
3440		4056
3441	{	4057	{
		4058	# configure IO::AIO
		4059
3442	IO::AIO::min_parallel 8;	4060	IO::AIO::min_parallel 8;
3443
3444	undef $Coro::AIO::WATCHER;
3445	IO::AIO::max_poll_time $TICK * 0.1;	4061	IO::AIO::max_poll_time $TICK * 0.1;
3446	$AIO_POLL_WATCHER = Event->io (	4062	undef $AnyEvent::AIO::WATCHER;
3447	reentrant => 0,
3448	data => WF_AUTOCANCEL,
3449	fd => IO::AIO::poll_fileno,
3450	poll => 'r',
3451	prio => 6,
3452	cb => \&IO::AIO::poll_cb,
3453	);
3454	}	4063	}
3455		4064
3456	my $_log_backtrace;	4065	my $_log_backtrace;
3457		4066
3458	sub _log_backtrace {	4067	sub _log_backtrace {
…		…
3461	$msg =~ s/\n//;	4070	$msg =~ s/\n//;
3462		4071
3463	# limit the # of concurrent backtraces	4072	# limit the # of concurrent backtraces
3464	if ($_log_backtrace < 2) {	4073	if ($_log_backtrace < 2) {
3465	++$_log_backtrace;	4074	++$_log_backtrace;
		4075	my $perl_bt = Carp::longmess $msg;
3466	async {	4076	async {
		4077	$Coro::current->{desc} = "abt $msg";
		4078
3467	my @bt = fork_call {	4079	my @bt = fork_call {
3468	@addr = map { sprintf "%x", $_ } @addr;	4080	@addr = map { sprintf "%x", $_ } @addr;
3469	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4081	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3470	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4082	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3471	or die "addr2line: $!";	4083	or die "addr2line: $!";
…		…
3479	}	4091	}
3480		4092
3481	@funcs	4093	@funcs
3482	};	4094	};
3483		4095
3484	LOG llevInfo, "[ABT] $msg\n";	4096	LOG llevInfo, "[ABT] $perl_bt\n";
		4097	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3485	LOG llevInfo, "[ABT] $_\n" for @bt;	4098	LOG llevInfo, "[ABT] $_\n" for @bt;
3486	--$_log_backtrace;	4099	--$_log_backtrace;
3487	};	4100	};
3488	} else {	4101	} else {
3489	LOG llevInfo, "[ABT] $msg\n";	4102	LOG llevInfo, "[ABT] $msg\n";
3490	LOG llevInfo, "[ABT] [suppressed]\n";	4103	LOG llevInfo, "[ABT] [suppressed]\n";
3491	}	4104	}
3492	}	4105	}
3493		4106
3494	# load additional modules	4107	# load additional modules
3495	use cf::pod;	4108	require "cf/$_.pm" for @EXTRA_MODULES;
		4109	cf::_connect_to_perl_2;
3496		4110
3497	END { cf::emergency_save }	4111	END { cf::emergency_save }
3498		4112
3499	1	4113	1
3500		4114

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