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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.337 by root, Tue Aug 21 00:54:01 2007 UTC vs.
Revision 1.518 by root, Fri Apr 16 02:21:26 2010 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008,2009,2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify it under
		7	# the terms of the Affero GNU General Public License as published by the
		8	# Free Software Foundation, either version 3 of the License, or (at your
		9	# option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the Affero GNU General Public License
		17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
		19	#
		20	# The authors can be reached via e-mail to <support@deliantra.net>
		21	#
		22
1	package cf;	23	package cf;
2		24
		25	use 5.10.0;
3	use utf8;	26	use utf8;
4	use strict;	27	use strict qw(vars subs);
5		28
6	use Symbol;	29	use Symbol;
7	use List::Util;	30	use List::Util;
8	use Socket;	31	use Socket;
9	use Storable;	32	use EV;
10	use Event;
11	use Opcode;	33	use Opcode;
12	use Safe;	34	use Safe;
13	use Safe::Hole;	35	use Safe::Hole;
		36	use Storable ();
		37	use Carp ();
14		38
		39	use Guard ();
15	use Coro 3.64 ();	40	use Coro ();
16	use Coro::State;	41	use Coro::State;
17	use Coro::Handle;	42	use Coro::Handle;
		43	use Coro::EV;
18	use Coro::Event;	44	use Coro::AnyEvent;
19	use Coro::Timer;	45	use Coro::Timer;
20	use Coro::Signal;	46	use Coro::Signal;
21	use Coro::Semaphore;	47	use Coro::Semaphore;
		48	use Coro::SemaphoreSet;
		49	use Coro::AnyEvent;
22	use Coro::AIO;	50	use Coro::AIO;
		51	use Coro::BDB 1.6;
23	use Coro::Storable;	52	use Coro::Storable;
24	use Coro::Util ();	53	use Coro::Util ();
25		54
26	use JSON::XS 1.4 ();	55	use JSON::XS 2.01 ();
27	use BDB ();	56	use BDB ();
28	use Data::Dumper;	57	use Data::Dumper;
29	use Digest::MD5;
30	use Fcntl;	58	use Fcntl;
31	use YAML::Syck ();	59	use YAML::XS ();
32	use IO::AIO 2.32 ();	60	use IO::AIO ();
33	use Time::HiRes;	61	use Time::HiRes;
34	use Compress::LZF;	62	use Compress::LZF;
35	use Digest::MD5 ();	63	use Digest::MD5 ();
		64
		65	AnyEvent::detect;
36		66
37	# configure various modules to our taste	67	# configure various modules to our taste
38	#	68	#
39	$Storable::canonical = 1; # reduce rsync transfers	69	$Storable::canonical = 1; # reduce rsync transfers
40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	70	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		71
		72	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		73
		74	# make sure c-lzf reinitialises itself
		75	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
41	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	76	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42		77
43	$Event::Eval = 1; # no idea why this is required, but it is	78	# strictly for debugging
44		79	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
45	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
46	$YAML::Syck::ImplicitUnicode = 1;
47
48	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
49		80
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	81	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
51		82
52	our %COMMAND = ();	83	our %COMMAND = ();
53	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
…		…
56	our %EXTCMD = ();	87	our %EXTCMD = ();
57	our %EXTICMD = ();	88	our %EXTICMD = ();
58	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
59	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
60		91
61	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
62	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
63		96
64	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
65	our $DATADIR = datadir;	98	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	99	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	100	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	101	our $MAPDIR = "$DATADIR/" . mapdir;
69	our $LOCALDIR = localdir;	102	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	103	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	104	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	105	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	106	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	107	our $BDBDIR = "$LOCALDIR/db";
		108	our $PIDFILE = "$LOCALDIR/pid";
		109	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		110
		111	our %RESOURCE;
		112
		113	our $OUTPUT_RATE_MIN = 4000;
		114	our $OUTPUT_RATE_MAX = 100000;
75		115
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	116	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
77	our $TICK_WATCHER;
78	our $AIO_POLL_WATCHER;
79	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	117	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	118	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	119	our $USE_FSYNC = 1; # use fsync to write maps - default on
83		120
		121	our $BDB_DEADLOCK_WATCHER;
		122	our $BDB_CHECKPOINT_WATCHER;
84	our $BDB_POLL_WATCHER;	123	our $BDB_TRICKLE_WATCHER;
85	our $DB_ENV;	124	our $DB_ENV;
		125
		126	our @EXTRA_MODULES = qw(pod match mapscript);
86		127
87	our %CFG;	128	our %CFG;
88		129
89	our $UPTIME; $UPTIME ||= time;	130	our $UPTIME; $UPTIME ||= time;
90	our $RUNTIME;	131	our $RUNTIME;
		132	our $NOW;
91		133
92	our %PLAYER; # all users	134	our (%PLAYER, %PLAYER_LOADING); # all users
93	our %MAP; # all maps	135	our (%MAP, %MAP_LOADING ); # all maps
94	our $LINK_MAP; # the special {link} map, which is always available	136	our $LINK_MAP; # the special {link} map, which is always available
95		137
96	# used to convert map paths into valid unix filenames by replacing / by ∕	138	# used to convert map paths into valid unix filenames by replacing / by ∕
97	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	139	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
98		140
99	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	141	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
100	our $LOADAVG; # same thing, but with alpha-smoothing	142	our $LOADAVG; # same thing, but with alpha-smoothing
		143	our $JITTER; # average jitter
101	our $tick_start; # for load detecting purposes	144	our $TICK_START; # for load detecting purposes
		145
		146	our @POST_INIT;
		147
		148	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		149	our $REALLY_UNLOOP; # never set to true, please :)
102		150
103	binmode STDOUT;	151	binmode STDOUT;
104	binmode STDERR;	152	binmode STDERR;
105		153
106	# read virtual server time, if available	154	# read virtual server time, if available
107	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	155	unless ($RUNTIME || !-e $RUNTIMEFILE) {
108	open my $fh, "<", "$LOCALDIR/runtime"	156	open my $fh, "<", $RUNTIMEFILE
109	or die "unable to read runtime file: $!";	157	or die "unable to read $RUNTIMEFILE file: $!";
110	$RUNTIME = <$fh> + 0.;	158	$RUNTIME = <$fh> + 0.;
111	}	159	}
		160
		161	eval "sub TICK() { $TICK } 1" or die;
112		162
113	mkdir $_	163	mkdir $_
114	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	164	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
115		165
116	our $EMERGENCY_POSITION;	166	our $EMERGENCY_POSITION;
117		167
118	sub cf::map::normalise;	168	sub cf::map::normalise;
		169
		170	#############################################################################
		171
		172	%REFLECT = ();
		173	for (@REFLECT) {
		174	my $reflect = JSON::XS::decode_json $_;
		175	$REFLECT{$reflect->{class}} = $reflect;
		176	}
		177
		178	# this is decidedly evil
		179	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
119		180
120	#############################################################################	181	#############################################################################
121		182
122	=head2 GLOBAL VARIABLES	183	=head2 GLOBAL VARIABLES
123		184
…		…
159		220
160	The raw value load value from the last tick.	221	The raw value load value from the last tick.
161		222
162	=item %cf::CFG	223	=item %cf::CFG
163		224
164	Configuration for the server, loaded from C</etc/crossfire/config>, or	225	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
165	from wherever your confdir points to.	226	from wherever your confdir points to.
166		227
167	=item cf::wait_for_tick, cf::wait_for_tick_begin	228	=item cf::wait_for_tick, cf::wait_for_tick_begin
168		229
169	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	230	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
170	returns directly I<after> the tick processing (and consequently, can only wake one process	231	returns directly I<after> the tick processing (and consequently, can only wake one process
171	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	232	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
172		233
173	=item @cf::INVOKE_RESULTS	234	=item @cf::INVOKE_RESULTS
174		235
175	This array contains the results of the last C<invoke ()> call. When	236	This array contains the results of the last C<invoke ()> call. When
176	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	237	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
177	that call.	238	that call.
178		239
		240	=item %cf::REFLECT
		241
		242	Contains, for each (C++) class name, a hash reference with information
		243	about object members (methods, scalars, arrays and flags) and other
		244	metadata, which is useful for introspection.
		245
179	=back	246	=back
180		247
181	=cut	248	=cut
182		249
183	BEGIN {	250	$Coro::State::WARNHOOK = sub {
184	*CORE::GLOBAL::warn = sub {
185	my $msg = join "", @_;	251	my $msg = join "", @_;
186		252
187	$msg .= "\n"	253	$msg .= "\n"
188	unless $msg =~ /\n$/;	254	unless $msg =~ /\n$/;
189		255
190	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	256	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
191		257
192	utf8::encode $msg;
193	LOG llevError, $msg;	258	LOG llevError, $msg;
194	};	259	};
195	}	260
		261	$Coro::State::DIEHOOK = sub {
		262	return unless $^S eq 0; # "eq", not "=="
		263
		264	warn Carp::longmess $_[0];
		265
		266	if ($Coro::current == $Coro::main) {#d#
		267	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		268	return;#d#
		269	}#d#
		270
		271	# kill coroutine otherwise
		272	Coro::terminate
		273	};
196		274
197	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	275	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
198	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	276	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
199	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	277	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
200	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	278	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
207	for my $pkg (qw(	285	for my $pkg (qw(
208	cf::global cf::attachable	286	cf::global cf::attachable
209	cf::object cf::object::player	287	cf::object cf::object::player
210	cf::client cf::player	288	cf::client cf::player
211	cf::arch cf::living	289	cf::arch cf::living
		290	cf::map cf::mapspace
212	cf::map cf::party cf::region	291	cf::party cf::region
213	)) {	292	)) {
214	no strict 'refs';
215	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	293	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
216	}	294	}
217		295
218	$Event::DIED = sub {	296	$EV::DIED = sub {
219	warn "error in event callback: @_";	297	Carp::cluck "error in event callback: @_";
220	};	298	};
221		299
222	#############################################################################	300	#############################################################################
223		301
224	=head2 UTILITY FUNCTIONS	302	=head2 UTILITY FUNCTIONS
…		…
246	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	324	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
247	$d	325	$d
248	} || "[unable to dump $_[0]: '$@']";	326	} || "[unable to dump $_[0]: '$@']";
249	}	327	}
250		328
251	=item $ref = cf::from_json $json	329	=item $ref = cf::decode_json $json
252		330
253	Converts a JSON string into the corresponding perl data structure.	331	Converts a JSON string into the corresponding perl data structure.
254		332
255	=item $json = cf::to_json $ref	333	=item $json = cf::encode_json $ref
256		334
257	Converts a perl data structure into its JSON representation.	335	Converts a perl data structure into its JSON representation.
258		336
259	=cut	337	=cut
260		338
261	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	339	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
262		340
263	sub to_json ($) { $json_coder->encode ($_[0]) }	341	sub encode_json($) { $json_coder->encode ($_[0]) }
264	sub from_json ($) { $json_coder->decode ($_[0]) }	342	sub decode_json($) { $json_coder->decode ($_[0]) }
		343
		344	=item cf::post_init { BLOCK }
		345
		346	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		347	but I<before> the server starts ticking again.
		348
		349	The cdoeblock will have a single boolean argument to indicate whether this
		350	is a reload or not.
		351
		352	=cut
		353
		354	sub post_init(&) {
		355	push @POST_INIT, shift;
		356	}
265		357
266	=item cf::lock_wait $string	358	=item cf::lock_wait $string
267		359
268	Wait until the given lock is available. See cf::lock_acquire.	360	Wait until the given lock is available. See cf::lock_acquire.
269		361
270	=item my $lock = cf::lock_acquire $string	362	=item my $lock = cf::lock_acquire $string
271		363
272	Wait until the given lock is available and then acquires it and returns	364	Wait until the given lock is available and then acquires it and returns
273	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	365	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
274	for example when the coroutine gets canceled), the lock is automatically	366	for example when the coroutine gets canceled), the lock is automatically
275	returned.	367	returned.
276		368
		369	Locks are *not* recursive, locking from the same coro twice results in a
		370	deadlocked coro.
		371
277	Lock names should begin with a unique identifier (for example, cf::map::find	372	Lock names should begin with a unique identifier (for example, cf::map::find
278	uses map_find and cf::map::load uses map_load).	373	uses map_find and cf::map::load uses map_load).
279		374
280	=item $locked = cf::lock_active $string	375	=item $locked = cf::lock_active $string
281		376
282	Return true if the lock is currently active, i.e. somebody has locked it.	377	Return true if the lock is currently active, i.e. somebody has locked it.
283		378
284	=cut	379	=cut
285		380
286	our %LOCK;	381	our $LOCKS = new Coro::SemaphoreSet;
287		382
288	sub lock_wait($) {	383	sub lock_wait($) {
289	my ($key) = @_;	384	$LOCKS->wait ($_[0]);
290
291	# wait for lock, if any
292	while ($LOCK{$key}) {
293	push @{ $LOCK{$key} }, $Coro::current;
294	Coro::schedule;
295	}
296	}	385	}
297		386
298	sub lock_acquire($) {	387	sub lock_acquire($) {
299	my ($key) = @_;	388	$LOCKS->guard ($_[0])
300
301	# wait, to be sure we are not locked
302	lock_wait $key;
303
304	$LOCK{$key} = [];
305
306	Coro::guard {
307	# wake up all waiters, to be on the safe side
308	$_->ready for @{ delete $LOCK{$key} };
309	}
310	}	389	}
311		390
312	sub lock_active($) {	391	sub lock_active($) {
313	my ($key) = @_;	392	$LOCKS->count ($_[0]) < 1
314
315	! ! $LOCK{$key}
316	}	393	}
317		394
318	sub freeze_mainloop {	395	sub freeze_mainloop {
319	return unless $TICK_WATCHER->is_active;	396	tick_inhibit_inc;
320		397
321	my $guard = Coro::guard {	398	&Guard::guard (\&tick_inhibit_dec);
322	$TICK_WATCHER->start;	399	}
323	};	400
324	$TICK_WATCHER->stop;	401	=item cf::periodic $interval, $cb
325	$guard	402
		403	Like EV::periodic, but randomly selects a starting point so that the actions
		404	get spread over time.
		405
		406	=cut
		407
		408	sub periodic($$) {
		409	my ($interval, $cb) = @_;
		410
		411	my $start = rand List::Util::min 180, $interval;
		412
		413	EV::periodic $start, $interval, 0, $cb
326	}	414	}
327		415
328	=item cf::get_slot $time[, $priority[, $name]]	416	=item cf::get_slot $time[, $priority[, $name]]
329		417
330	Allocate $time seconds of blocking CPU time at priority C<$priority>:	418	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
338		426
339	=cut	427	=cut
340		428
341	our @SLOT_QUEUE;	429	our @SLOT_QUEUE;
342	our $SLOT_QUEUE;	430	our $SLOT_QUEUE;
		431	our $SLOT_DECAY = 0.9;
343		432
344	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	433	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
345	$SLOT_QUEUE = Coro::async {	434	$SLOT_QUEUE = Coro::async {
		435	$Coro::current->desc ("timeslot manager");
		436
346	my $signal = new Coro::Signal;	437	my $signal = new Coro::Signal;
		438	my $busy;
347		439
348	while () {	440	while () {
349	next_job:	441	next_job:
		442
350	my $avail = cf::till_tick;	443	my $avail = cf::till_tick;
351	if ($avail > 0.01) {	444
352	for (0 .. $#SLOT_QUEUE) {	445	for (0 .. $#SLOT_QUEUE) {
353	if ($SLOT_QUEUE[$_][0] < $avail) {	446	if ($SLOT_QUEUE[$_][0] <= $avail) {
		447	$busy = 0;
354	my $job = splice @SLOT_QUEUE, $_, 1, ();	448	my $job = splice @SLOT_QUEUE, $_, 1, ();
355	$job->[2]->send;	449	$job->[2]->send;
356	Coro::cede;	450	Coro::cede;
357	goto next_job;	451	goto next_job;
358	}	452	} else {
		453	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
359	}	454	}
360	}	455	}
361		456
362	if (@SLOT_QUEUE) {	457	if (@SLOT_QUEUE) {
363	# we do not use wait_For_tick() as it returns immediately when tick is inactive	458	# we do not use wait_for_tick() as it returns immediately when tick is inactive
364	push @cf::WAIT_FOR_TICK, $signal;	459	push @cf::WAIT_FOR_TICK, $signal;
365	$signal->wait;	460	$signal->wait;
366	} else {	461	} else {
		462	$busy = 0;
367	Coro::schedule;	463	Coro::schedule;
368	}	464	}
369	}	465	}
370	};	466	};
371		467
372	sub get_slot($;$$) {	468	sub get_slot($;$$) {
		469	return if tick_inhibit || $Coro::current == $Coro::main;
		470
373	my ($time, $pri, $name) = @_;	471	my ($time, $pri, $name) = @_;
374		472
375	$time = $TICK * .6 if $time > $TICK * .6;	473	$time = clamp $time, 0.01, $TICK * .6;
		474
376	my $sig = new Coro::Signal;	475	my $sig = new Coro::Signal;
377		476
378	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	477	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
379	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	478	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
380	$SLOT_QUEUE->ready;	479	$SLOT_QUEUE->ready;
…		…
391		490
392	BEGIN { *async = \&Coro::async_pool }	491	BEGIN { *async = \&Coro::async_pool }
393		492
394	=item cf::sync_job { BLOCK }	493	=item cf::sync_job { BLOCK }
395		494
396	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	495	The design of Deliantra requires that the main coroutine ($Coro::main)
397	is always able to handle events or runnable, as Crossfire TRT is only	496	is always able to handle events or runnable, as Deliantra is only
398	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	497	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
399	acceptable.	498	acceptable.
400		499
401	If it must be done, put the blocking parts into C<sync_job>. This will run	500	If it must be done, put the blocking parts into C<sync_job>. This will run
402	the given BLOCK in another coroutine while waiting for the result. The	501	the given BLOCK in another coroutine while waiting for the result. The
…		…
407		506
408	sub sync_job(&) {	507	sub sync_job(&) {
409	my ($job) = @_;	508	my ($job) = @_;
410		509
411	if ($Coro::current == $Coro::main) {	510	if ($Coro::current == $Coro::main) {
412	my $time = Event::time;	511	my $time = AE::time;
413		512
414	# this is the main coro, too bad, we have to block	513	# this is the main coro, too bad, we have to block
415	# till the operation succeeds, freezing the server :/	514	# till the operation succeeds, freezing the server :/
416		515
417	# TODO: use suspend/resume instead	516	LOG llevError, Carp::longmess "sync job";#d#
418	# (but this is cancel-safe)	517
419	my $freeze_guard = freeze_mainloop;	518	my $freeze_guard = freeze_mainloop;
420		519
421	my $busy = 1;	520	my $busy = 1;
422	my @res;	521	my @res;
423		522
424	(async {	523	(async {
		524	$Coro::current->desc ("sync job coro");
425	@res = eval { $job->() };	525	@res = eval { $job->() };
426	warn $@ if $@;	526	warn $@ if $@;
427	undef $busy;	527	undef $busy;
428	})->prio (Coro::PRIO_MAX);	528	})->prio (Coro::PRIO_MAX);
429		529
430	while ($busy) {	530	while ($busy) {
431	Coro::cede or Event::one_event;	531	if (Coro::nready) {
		532	Coro::cede_notself;
		533	} else {
		534	EV::loop EV::LOOP_ONESHOT;
432	}	535	}
		536	}
433		537
434	$time = Event::time - $time;	538	my $time = AE::time - $time;
435		539
436	LOG llevError | logBacktrace, Carp::longmess "long sync job"
437	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
438
439	$tick_start += $time; # do not account sync jobs to server load	540	$TICK_START += $time; # do not account sync jobs to server load
440		541
441	wantarray ? @res : $res[0]	542	wantarray ? @res : $res[0]
442	} else {	543	} else {
443	# we are in another coroutine, how wonderful, everything just works	544	# we are in another coroutine, how wonderful, everything just works
444		545
…		…
469	=item fork_call { }, $args	570	=item fork_call { }, $args
470		571
471	Executes the given code block with the given arguments in a seperate	572	Executes the given code block with the given arguments in a seperate
472	process, returning the results. Everything must be serialisable with	573	process, returning the results. Everything must be serialisable with
473	Coro::Storable. May, of course, block. Note that the executed sub may	574	Coro::Storable. May, of course, block. Note that the executed sub may
474	never block itself or use any form of Event handling.	575	never block itself or use any form of event handling.
475		576
476	=cut	577	=cut
477		578
478	sub fork_call(&@) {	579	sub fork_call(&@) {
479	my ($cb, @args) = @_;	580	my ($cb, @args) = @_;
480		581
481	# we seemingly have to make a local copy of the whole thing,	582	# we seemingly have to make a local copy of the whole thing,
482	# otherwise perl prematurely frees the stuff :/	583	# otherwise perl prematurely frees the stuff :/
483	# TODO: investigate and fix (liekly this will be rather laborious)	584	# TODO: investigate and fix (likely this will be rather laborious)
484		585
485	my @res = Coro::Util::fork_eval {	586	my @res = Coro::Util::fork_eval {
486	reset_signals;	587	reset_signals;
487	&$cb	588	&$cb
488	}, @args;	589	}, @args;
489		590
490	wantarray ? @res : $res[-1]	591	wantarray ? @res : $res[-1]
491	}	592	}
492		593
		594	sub objinfo {
		595	(
		596	"counter value" => cf::object::object_count,
		597	"objects created" => cf::object::create_count,
		598	"objects destroyed" => cf::object::destroy_count,
		599	"freelist size" => cf::object::free_count,
		600	"allocated objects" => cf::object::objects_size,
		601	"active objects" => cf::object::actives_size,
		602	)
		603	}
		604
		605	=item $coin = coin_from_name $name
		606
		607	=cut
		608
		609	our %coin_alias = (
		610	"silver" => "silvercoin",
		611	"silvercoin" => "silvercoin",
		612	"silvercoins" => "silvercoin",
		613	"gold" => "goldcoin",
		614	"goldcoin" => "goldcoin",
		615	"goldcoins" => "goldcoin",
		616	"platinum" => "platinacoin",
		617	"platinumcoin" => "platinacoin",
		618	"platinumcoins" => "platinacoin",
		619	"platina" => "platinacoin",
		620	"platinacoin" => "platinacoin",
		621	"platinacoins" => "platinacoin",
		622	"royalty" => "royalty",
		623	"royalties" => "royalty",
		624	);
		625
		626	sub coin_from_name($) {
		627	$coin_alias{$_[0]}
		628	? cf::arch::find $coin_alias{$_[0]}
		629	: undef
		630	}
		631
493	=item $value = cf::db_get $family => $key	632	=item $value = cf::db_get $family => $key
494		633
495	Returns a single value from the environment database.	634	Returns a single value from the environment database.
496		635
497	=item cf::db_put $family => $key => $value	636	=item cf::db_put $family => $key => $value
498		637
499	Stores the given C<$value> in the family. It can currently store binary	638	Stores the given C<$value> in the family. It can currently store binary
500	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	639	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
501		640
		641	=item $db = cf::db_table "name"
		642
		643	Create and/or open a new database table. The string must not be "db" and must be unique
		644	within each server.
		645
502	=cut	646	=cut
		647
		648	sub db_table($) {
		649	my ($name) = @_;
		650	my $db = BDB::db_create $DB_ENV;
		651
		652	eval {
		653	$db->set_flags (BDB::CHKSUM);
		654
		655	utf8::encode $name;
		656	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		657	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		658	cf::cleanup "db_open(db): $!" if $!;
		659	};
		660	cf::cleanup "db_open(db): $@" if $@;
		661
		662	$db
		663	}
503		664
504	our $DB;	665	our $DB;
505		666
506	sub db_init {	667	sub db_init {
507	unless ($DB) {
508	$DB = BDB::db_create $DB_ENV;
509
510	cf::sync_job {	668	cf::sync_job {
511	eval {	669	$DB ||= db_table "db";
512	$DB->set_flags (BDB::CHKSUM);
513
514	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
515	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
516	cf::cleanup "db_open(db): $!" if $!;
517	};
518	cf::cleanup "db_open(db): $@" if $@;
519	};
520	}	670	};
521	}	671	}
522		672
523	sub db_get($$) {	673	sub db_get($$) {
524	my $key = "$_[0]/$_[1]";	674	my $key = "$_[0]/$_[1]";
525		675
…		…
575	if (1) {	725	if (1) {
576	$md5 =	726	$md5 =
577	join "\x00",	727	join "\x00",
578	$processversion,	728	$processversion,
579	map {	729	map {
580	Coro::cede;	730	cf::cede_to_tick;
581	($src->[$_], Digest::MD5::md5_hex $data[$_])	731	($src->[$_], Digest::MD5::md5_hex $data[$_])
582	} 0.. $#$src;	732	} 0.. $#$src;
583		733
584		734
585	my $dbmd5 = db_get cache => "$id/md5";	735	my $dbmd5 = db_get cache => "$id/md5";
…		…
623		773
624	#############################################################################	774	#############################################################################
625		775
626	=head2 ATTACHABLE OBJECTS	776	=head2 ATTACHABLE OBJECTS
627		777
628	Many objects in crossfire are so-called attachable objects. That means you can	778	Many objects in deliantra are so-called attachable objects. That means you can
629	attach callbacks/event handlers (a collection of which is called an "attachment")	779	attach callbacks/event handlers (a collection of which is called an "attachment")
630	to it. All such attachable objects support the following methods.	780	to it. All such attachable objects support the following methods.
631		781
632	In the following description, CLASS can be any of C<global>, C<object>	782	In the following description, CLASS can be any of C<global>, C<object>
633	C<player>, C<client> or C<map> (i.e. the attachable objects in	783	C<player>, C<client> or C<map> (i.e. the attachable objects in
634	Crossfire TRT).	784	Deliantra).
635		785
636	=over 4	786	=over 4
637		787
638	=item $attachable->attach ($attachment, key => $value...)	788	=item $attachable->attach ($attachment, key => $value...)
639		789
…		…
683	=item cf::CLASS::attachment $name, ...	833	=item cf::CLASS::attachment $name, ...
684		834
685	Register an attachment by C<$name> through which attachable objects of the	835	Register an attachment by C<$name> through which attachable objects of the
686	given CLASS can refer to this attachment.	836	given CLASS can refer to this attachment.
687		837
688	Some classes such as crossfire maps and objects can specify attachments	838	Some classes such as deliantra maps and objects can specify attachments
689	that are attached at load/instantiate time, thus the need for a name.	839	that are attached at load/instantiate time, thus the need for a name.
690		840
691	These calls expect any number of the following handler/hook descriptions:	841	These calls expect any number of the following handler/hook descriptions:
692		842
693	=over 4	843	=over 4
…		…
921	}	1071	}
922		1072
923	0	1073	0
924	}	1074	}
925		1075
926	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1076	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
927		1077
928	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1078	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
929		1079
930	Generate an object-specific event with the given arguments.	1080	Generate an object-specific event with the given arguments.
931		1081
…		…
937		1087
938	=cut	1088	=cut
939		1089
940	#############################################################################	1090	#############################################################################
941	# object support	1091	# object support
942	#
943		1092
		1093	sub _object_equal($$);
		1094	sub _object_equal($$) {
		1095	my ($a, $b) = @_;
		1096
		1097	return 0 unless (ref $a) eq (ref $b);
		1098
		1099	if ("HASH" eq ref $a) {
		1100	my @ka = keys %$a;
		1101	my @kb = keys %$b;
		1102
		1103	return 0 if @ka != @kb;
		1104
		1105	for (0 .. $#ka) {
		1106	return 0 unless $ka[$_] eq $kb[$_];
		1107	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1108	}
		1109
		1110	} elsif ("ARRAY" eq ref $a) {
		1111
		1112	return 0 if @$a != @$b;
		1113
		1114	for (0 .. $#$a) {
		1115	return 0 unless _object_equal $a->[$_], $b->[$_];
		1116	}
		1117
		1118	} elsif ($a ne $b) {
		1119	return 0;
		1120	}
		1121
		1122	1
		1123	}
		1124
		1125	our $SLOW_MERGES;#d#
944	sub _can_merge {	1126	sub _can_merge {
945	my ($ob1, $ob2) = @_;	1127	my ($ob1, $ob2) = @_;
946		1128
947	local $Storable::canonical = 1;	1129	++$SLOW_MERGES;#d#
948	my $fob1 = Storable::freeze $ob1;
949	my $fob2 = Storable::freeze $ob2;
950		1130
951	$fob1 eq $fob2	1131	# we do the slow way here
		1132	return _object_equal $ob1, $ob2
952	}	1133	}
953		1134
954	sub reattach {	1135	sub reattach {
955	# basically do the same as instantiate, without calling instantiate	1136	# basically do the same as instantiate, without calling instantiate
956	my ($obj) = @_;	1137	my ($obj) = @_;
957		1138
		1139	# no longer needed after getting rid of delete_package?
958	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1140	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
959		1141
960	my $registry = $obj->registry;	1142	my $registry = $obj->registry;
961		1143
962	@$registry = ();	1144	@$registry = ();
963		1145
…		…
978	cf::attachable->attach (	1160	cf::attachable->attach (
979	prio => -1000000,	1161	prio => -1000000,
980	on_instantiate => sub {	1162	on_instantiate => sub {
981	my ($obj, $data) = @_;	1163	my ($obj, $data) = @_;
982		1164
983	$data = from_json $data;	1165	$data = decode_json $data;
984		1166
985	for (@$data) {	1167	for (@$data) {
986	my ($name, $args) = @$_;	1168	my ($name, $args) = @$_;
987		1169
988	$obj->attach ($name, %{$args || {} });	1170	$obj->attach ($name, %{$args || {} });
…		…
1004	sub object_freezer_save {	1186	sub object_freezer_save {
1005	my ($filename, $rdata, $objs) = @_;	1187	my ($filename, $rdata, $objs) = @_;
1006		1188
1007	sync_job {	1189	sync_job {
1008	if (length $$rdata) {	1190	if (length $$rdata) {
		1191	utf8::decode (my $decname = $filename);
1009	warn sprintf "saving %s (%d,%d)\n",	1192	warn sprintf "saving %s (%d,%d)\n",
1010	$filename, length $$rdata, scalar @$objs;	1193	$decname, length $$rdata, scalar @$objs;
1011		1194
1012	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1195	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1013	chmod SAVE_MODE, $fh;	1196	aio_chmod $fh, SAVE_MODE;
1014	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1197	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1015	aio_fsync $fh if $cf::USE_FSYNC;	1198	if ($cf::USE_FSYNC) {
		1199	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1200	aio_fsync $fh;
		1201	}
1016	close $fh;	1202	aio_close $fh;
1017		1203
1018	if (@$objs) {	1204	if (@$objs) {
1019	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1205	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1020	chmod SAVE_MODE, $fh;	1206	aio_chmod $fh, SAVE_MODE;
1021	my $data = Storable::nfreeze { version => 1, objs => $objs };	1207	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1022	aio_write $fh, 0, (length $data), $data, 0;	1208	aio_write $fh, 0, (length $data), $data, 0;
1023	aio_fsync $fh if $cf::USE_FSYNC;	1209	if ($cf::USE_FSYNC) {
		1210	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1211	aio_fsync $fh;
		1212	}
1024	close $fh;	1213	aio_close $fh;
1025	aio_rename "$filename.pst~", "$filename.pst";	1214	aio_rename "$filename.pst~", "$filename.pst";
1026	}	1215	}
1027	} else {	1216	} else {
1028	aio_unlink "$filename.pst";	1217	aio_unlink "$filename.pst";
1029	}	1218	}
1030		1219
1031	aio_rename "$filename~", $filename;	1220	aio_rename "$filename~", $filename;
		1221
		1222	$filename =~ s%/[^/]+$%%;
		1223	aio_pathsync $filename if $cf::USE_FSYNC;
1032	} else {	1224	} else {
1033	warn "FATAL: $filename~: $!\n";	1225	warn "unable to save objects: $filename~: $!\n";
1034	}	1226	}
1035	} else {	1227	} else {
1036	aio_unlink $filename;	1228	aio_unlink $filename;
1037	aio_unlink "$filename.pst";	1229	aio_unlink "$filename.pst";
1038	}	1230	}
1039	}	1231	};
1040	}	1232	}
1041		1233
1042	sub object_freezer_as_string {	1234	sub object_freezer_as_string {
1043	my ($rdata, $objs) = @_;	1235	my ($rdata, $objs) = @_;
1044		1236
…		…
1056	or return;	1248	or return;
1057		1249
1058	unless (aio_stat "$filename.pst") {	1250	unless (aio_stat "$filename.pst") {
1059	(aio_load "$filename.pst", $av) >= 0	1251	(aio_load "$filename.pst", $av) >= 0
1060	or return;	1252	or return;
		1253
1061	$av = eval { (Storable::thaw $av)->{objs} };	1254	my $st = eval { Coro::Storable::thaw $av };
		1255	$av = $st->{objs};
1062	}	1256	}
1063		1257
		1258	utf8::decode (my $decname = $filename);
1064	warn sprintf "loading %s (%d)\n",	1259	warn sprintf "loading %s (%d,%d)\n",
1065	$filename, length $data, scalar @{$av || []};	1260	$decname, length $data, scalar @{$av || []};
		1261
1066	return ($data, $av);	1262	($data, $av)
1067	}	1263	}
1068		1264
1069	=head2 COMMAND CALLBACKS	1265	=head2 COMMAND CALLBACKS
1070		1266
1071	=over 4	1267	=over 4
…		…
1125	my ($name, $cb) = @_;	1321	my ($name, $cb) = @_;
1126		1322
1127	$EXTICMD{$name} = $cb;	1323	$EXTICMD{$name} = $cb;
1128	}	1324	}
1129		1325
		1326	use File::Glob ();
		1327
1130	cf::player->attach (	1328	cf::player->attach (
1131	on_command => sub {	1329	on_unknown_command => sub {
1132	my ($pl, $name, $params) = @_;	1330	my ($pl, $name, $params) = @_;
1133		1331
1134	my $cb = $COMMAND{$name}	1332	my $cb = $COMMAND{$name}
1135	or return;	1333	or return;
1136		1334
…		…
1149	my ($type, $reply, @payload) =	1347	my ($type, $reply, @payload) =
1150	"ARRAY" eq ref $msg	1348	"ARRAY" eq ref $msg
1151	? @$msg	1349	? @$msg
1152	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove	1350	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1153		1351
		1352	my @reply;
		1353
1154	if (my $cb = $EXTCMD{$type}) {	1354	if (my $cb = $EXTCMD{$type}) {
1155	my @reply = $cb->($pl, @payload);	1355	@reply = $cb->($pl, @payload);
1156
1157	$pl->ext_reply ($reply, @reply)
1158	if $reply;
1159	}	1356	}
		1357
		1358	$pl->ext_reply ($reply, @reply)
		1359	if $reply;
		1360
1160	} else {	1361	} else {
1161	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1362	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1162	}	1363	}
1163		1364
1164	cf::override;	1365	cf::override;
1165	},	1366	},
1166	);	1367	);
		1368
		1369	# "readahead" all extensions
		1370	sub cache_extensions {
		1371	my $grp = IO::AIO::aio_group;
		1372
		1373	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1374	for (grep /\.ext$/, @{$_[0]}) {
		1375	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1376	}
		1377	};
		1378
		1379	$grp
		1380	}
1167		1381
1168	sub load_extensions {	1382	sub load_extensions {
1169	cf::sync_job {	1383	cf::sync_job {
1170	my %todo;	1384	my %todo;
1171		1385
…		…
1191		1405
1192	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1406	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1193	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1407	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1194		1408
1195	$ext{source} =	1409	$ext{source} =
1196	"package $pkg; use strict; use utf8;\n"	1410	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1197	. "#line 1 \"$path\"\n{\n"	1411	. "#line 1 \"$path\"\n{\n"
1198	. $source	1412	. $source
1199	. "\n};\n1";	1413	. "\n};\n1";
1200		1414
1201	$todo{$base} = \%ext;	1415	$todo{$base} = \%ext;
1202	}	1416	}
1203		1417
		1418	my $pass = 0;
1204	my %done;	1419	my %done;
1205	while (%todo) {	1420	while (%todo) {
1206	my $progress;	1421	my $progress;
1207		1422
		1423	++$pass;
		1424
		1425	ext:
1208	while (my ($k, $v) = each %todo) {	1426	while (my ($k, $v) = each %todo) {
1209	for (split /,\s*/, $v->{meta}{depends}) {	1427	for (split /,\s*/, $v->{meta}{depends}) {
1210	goto skip	1428	next ext
1211	unless exists $done{$_};	1429	unless exists $done{$_};
1212	}	1430	}
1213		1431
1214	warn "... loading '$k' into '$v->{pkg}'\n";	1432	warn "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1215		1433
1216	unless (eval $v->{source}) {	1434	my $active = eval $v->{source};
		1435
		1436	if (length $@) {
1217	my $msg = $@ ? "$v->{path}: $@\n"	1437	warn "$v->{path}: $@\n";
1218	: "$v->{base}: extension inactive.\n";
1219		1438
		1439	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1220	if (exists $v->{meta}{mandatory}) {	1440	if exists $v->{meta}{mandatory};
1221	warn $msg;	1441	} else {
1222	warn "mandatory extension failed to load, exiting.\n";	1442	$done{$k} = delete $todo{$k};
1223	exit 1;	1443	push @EXTS, $v->{pkg};
1224	}	1444	$progress = 1;
1225		1445
1226	warn $msg;	1446	warn "$v->{base}: extension inactive.\n"
		1447	unless $active;
1227	}	1448	}
1228
1229	$done{$k} = delete $todo{$k};
1230	push @EXTS, $v->{pkg};
1231	$progress = 1;
1232	}	1449	}
1233		1450
1234	skip:	1451	unless ($progress) {
1235	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1452	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1236	unless $progress;	1453
		1454	while (my ($k, $v) = each %todo) {
		1455	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1456	if exists $v->{meta}{mandatory};
		1457	}
		1458	}
1237	}	1459	}
1238	};	1460	};
1239	}	1461	}
1240		1462
1241	#############################################################################	1463	#############################################################################
1242		1464
1243	=back	1465	=back
1244		1466
1245	=head2 CORE EXTENSIONS	1467	=head2 CORE EXTENSIONS
1246		1468
1247	Functions and methods that extend core crossfire objects.	1469	Functions and methods that extend core deliantra objects.
1248		1470
1249	=cut	1471	=cut
1250		1472
1251	package cf::player;	1473	package cf::player;
1252		1474
1253	use Coro::AIO;	1475	use Coro::AIO;
1254		1476
1255	=head3 cf::player	1477	=head3 cf::player
1256		1478
1257	=over 4	1479	=over 4
		1480
		1481	=item cf::player::num_playing
		1482
		1483	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1484
		1485	=cut
		1486
		1487	sub num_playing {
		1488	scalar grep
		1489	$_->ob->map
		1490	&& !$_->hidden
		1491	&& !$_->ob->flag (cf::FLAG_WIZ),
		1492	cf::player::list
		1493	}
1258		1494
1259	=item cf::player::find $login	1495	=item cf::player::find $login
1260		1496
1261	Returns the given player object, loading it if necessary (might block).	1497	Returns the given player object, loading it if necessary (might block).
1262		1498
…		…
1281		1517
1282	sub exists($) {	1518	sub exists($) {
1283	my ($login) = @_;	1519	my ($login) = @_;
1284		1520
1285	$cf::PLAYER{$login}	1521	$cf::PLAYER{$login}
1286	or cf::sync_job { !aio_stat path $login }	1522	or !aio_stat path $login
1287	}	1523	}
1288		1524
1289	sub find($) {	1525	sub find($) {
1290	return $cf::PLAYER{$_[0]} || do {	1526	return $cf::PLAYER{$_[0]} || do {
1291	my $login = $_[0];	1527	my $login = $_[0];
…		…
1298	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1534	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1299	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1535	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1300	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1536	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1301	aio_unlink +(playerdir $login) . "/$login.pl";	1537	aio_unlink +(playerdir $login) . "/$login.pl";
1302		1538
1303	my $pl = load_pl path $login	1539	my $f = new_from_file cf::object::thawer path $login
1304	or return;	1540	or return;
		1541
		1542	my $pl = cf::player::load_pl $f
		1543	or return;
		1544
		1545	local $cf::PLAYER_LOADING{$login} = $pl;
		1546	$f->resolve_delayed_derefs;
1305	$cf::PLAYER{$login} = $pl	1547	$cf::PLAYER{$login} = $pl
1306	}	1548	}
1307	}	1549	}
1308	}	1550	}
		1551
		1552	cf::player->attach (
		1553	on_load => sub {
		1554	my ($pl, $path) = @_;
		1555
		1556	# restore slots saved in save, below
		1557	my $slots = delete $pl->{_slots};
		1558
		1559	$pl->ob->current_weapon ($slots->[0]);
		1560	$pl->combat_ob ($slots->[1]);
		1561	$pl->ranged_ob ($slots->[2]);
		1562	},
		1563	);
1309		1564
1310	sub save($) {	1565	sub save($) {
1311	my ($pl) = @_;	1566	my ($pl) = @_;
1312		1567
1313	return if $pl->{deny_save};	1568	return if $pl->{deny_save};
…		…
1318	return if $pl->{deny_save};	1573	return if $pl->{deny_save};
1319		1574
1320	aio_mkdir playerdir $pl, 0770;	1575	aio_mkdir playerdir $pl, 0770;
1321	$pl->{last_save} = $cf::RUNTIME;	1576	$pl->{last_save} = $cf::RUNTIME;
1322		1577
		1578	cf::get_slot 0.01;
		1579
		1580	# save slots, to be restored later
		1581	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
		1582
1323	$pl->save_pl ($path);	1583	$pl->save_pl ($path);
1324	Coro::cede;	1584	cf::cede_to_tick;
1325	}	1585	}
1326		1586
1327	sub new($) {	1587	sub new($) {
1328	my ($login) = @_;	1588	my ($login) = @_;
1329		1589
…		…
1358	my ($pl) = @_;	1618	my ($pl) = @_;
1359		1619
1360	my $name = $pl->ob->name;	1620	my $name = $pl->ob->name;
1361		1621
1362	$pl->{deny_save} = 1;	1622	$pl->{deny_save} = 1;
1363	$pl->password ("*"); # this should lock out the player until we nuked the dir	1623	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1364		1624
1365	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1625	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1366	$pl->deactivate;	1626	$pl->deactivate;
		1627	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1628	$pl->ob->check_score;
1367	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1629	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1368	$pl->ns->destroy if $pl->ns;	1630	$pl->ns->destroy if $pl->ns;
1369		1631
1370	my $path = playerdir $pl;	1632	my $path = playerdir $pl;
1371	my $temp = "$path~$cf::RUNTIME~deleting~";	1633	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1407	or return [];	1669	or return [];
1408		1670
1409	my @logins;	1671	my @logins;
1410		1672
1411	for my $login (@$dirs) {	1673	for my $login (@$dirs) {
		1674	my $path = path $login;
		1675
		1676	# a .pst is a dead give-away for a valid player
		1677	# if no pst file found, open and chekc for blocked users
		1678	if (aio_stat "$path.pst") {
1412	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1679	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1413	aio_read $fh, 0, 512, my $buf, 0 or next;	1680	aio_read $fh, 0, 512, my $buf, 0 or next;
1414	$buf !~ /^password -------------$/m or next; # official not-valid tag	1681	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1682	}
1415		1683
1416	utf8::decode $login;	1684	utf8::decode $login;
1417	push @logins, $login;	1685	push @logins, $login;
1418	}	1686	}
1419		1687
…		…
1446	}	1714	}
1447		1715
1448	\@paths	1716	\@paths
1449	}	1717	}
1450		1718
1451	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1719	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1452		1720
1453	Expand crossfire pod fragments into protocol xml.	1721	Expand deliantra pod fragments into protocol xml.
1454
1455	=cut
1456
1457	sub expand_cfpod {
1458	((my $self), (local $_)) = @_;
1459
1460	# escape & and <
1461	s/&/&amp;/g;
1462	s/(?<![BIUGH])</&lt;/g;
1463
1464	# this is buggy, it needs to properly take care of nested <'s
1465
1466	1 while
1467	# replace B<>, I<>, U<> etc.
1468	s/B<([^\>]*)>/<b>$1<\/b>/
1469	|| s/I<([^\>]*)>/<i>$1<\/i>/
1470	|| s/U<([^\>]*)>/<u>$1<\/u>/
1471	# replace G<male|female> tags
1472	|| s{G<([^>|]*)\|([^>]*)>}{
1473	$self->gender ? $2 : $1
1474	}ge
1475	# replace H<hint text>
1476	|| s{H<([^\>]*)>}
1477	{
1478	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1479	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1480	"")
1481	[$self->{hintmode}]
1482	}ge;
1483
1484	# create single paragraphs (very hackish)
1485	s/(?<=\S)\n(?=\w)/ /g;
1486
1487	# compress some whitespace
1488	s/\s+\n/\n/g; # ws line-ends
1489	s/\n\n+/\n/g; # double lines
1490	s/^\n+//; # beginning lines
1491	s/\n+$//; # ending lines
1492
1493	$_
1494	}
1495
1496	sub hintmode {
1497	$_[0]{hintmode} = $_[1] if @_ > 1;
1498	$_[0]{hintmode}
1499	}
1500		1722
1501	=item $player->ext_reply ($msgid, @msg)	1723	=item $player->ext_reply ($msgid, @msg)
1502		1724
1503	Sends an ext reply to the player.	1725	Sends an ext reply to the player.
1504		1726
…		…
1571	our $MAX_RESET = 3600;	1793	our $MAX_RESET = 3600;
1572	our $DEFAULT_RESET = 3000;	1794	our $DEFAULT_RESET = 3000;
1573		1795
1574	sub generate_random_map {	1796	sub generate_random_map {
1575	my ($self, $rmp) = @_;	1797	my ($self, $rmp) = @_;
		1798
		1799	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1800
1576	# mit "rum" bekleckern, nicht	1801	# mit "rum" bekleckern, nicht
1577	$self->_create_random_map (	1802	$self->_create_random_map (
1578	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1803	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1579	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1804	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1580	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1805	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1581	$rmp->{exit_on_final_map},	1806	$rmp->{exit_on_final_map},
1582	$rmp->{xsize}, $rmp->{ysize},	1807	$rmp->{xsize}, $rmp->{ysize},
1583	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1808	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1584	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1809	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1702		1927
1703	# the temporary/swap location	1928	# the temporary/swap location
1704	sub save_path {	1929	sub save_path {
1705	my ($self) = @_;	1930	my ($self) = @_;
1706		1931
1707	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1932	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1708	"$TMPDIR/$path.map"	1933	"$TMPDIR/$path.map"
1709	}	1934	}
1710		1935
1711	# the unique path, undef == no special unique path	1936	# the unique path, undef == no special unique path
1712	sub uniq_path {	1937	sub uniq_path {
1713	my ($self) = @_;	1938	my ($self) = @_;
1714		1939
1715	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1940	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1716	"$UNIQUEDIR/$path"	1941	"$UNIQUEDIR/$path"
1717	}
1718
1719	# and all this just because we cannot iterate over
1720	# all maps in C++...
1721	sub change_all_map_light {
1722	my ($change) = @_;
1723
1724	$_->change_map_light ($change)
1725	for grep $_->outdoor, values %cf::MAP;
1726	}	1942	}
1727		1943
1728	sub decay_objects {	1944	sub decay_objects {
1729	my ($self) = @_;	1945	my ($self) = @_;
1730		1946
…		…
1743		1959
1744	sub load_header_from($) {	1960	sub load_header_from($) {
1745	my ($self, $path) = @_;	1961	my ($self, $path) = @_;
1746		1962
1747	utf8::encode $path;	1963	utf8::encode $path;
1748	#aio_open $path, O_RDONLY, 0	1964	my $f = new_from_file cf::object::thawer $path
1749	# or return;
1750
1751	$self->_load_header ($path)
1752	or return;	1965	or return;
		1966
		1967	$self->_load_header ($f)
		1968	or return;
		1969
		1970	local $MAP_LOADING{$self->{path}} = $self;
		1971	$f->resolve_delayed_derefs;
1753		1972
1754	$self->{load_path} = $path;	1973	$self->{load_path} = $path;
1755		1974
1756	1	1975	1
1757	}	1976	}
…		…
1811	sub find {	2030	sub find {
1812	my ($path, $origin) = @_;	2031	my ($path, $origin) = @_;
1813		2032
1814	$path = normalise $path, $origin && $origin->path;	2033	$path = normalise $path, $origin && $origin->path;
1815		2034
		2035	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1816	cf::lock_wait "map_find:$path";	2036	my $guard2 = cf::lock_acquire "map_find:$path";
1817		2037
1818	$cf::MAP{$path} || do {	2038	$cf::MAP{$path} || do {
1819	my $guard = cf::lock_acquire "map_find:$path";
1820	my $map = new_from_path cf::map $path	2039	my $map = new_from_path cf::map $path
1821	or return;	2040	or return;
1822		2041
1823	$map->{last_save} = $cf::RUNTIME;	2042	$map->{last_save} = $cf::RUNTIME;
1824		2043
…		…
1826	or return;	2045	or return;
1827		2046
1828	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2047	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1829	# doing this can freeze the server in a sync job, obviously	2048	# doing this can freeze the server in a sync job, obviously
1830	#$cf::WAIT_FOR_TICK->wait;	2049	#$cf::WAIT_FOR_TICK->wait;
		2050	undef $guard2;
		2051	undef $guard1;
1831	$map->reset;	2052	$map->reset;
1832	undef $guard;
1833	return find $path;	2053	return find $path;
1834	}	2054	}
1835		2055
1836	$cf::MAP{$path} = $map	2056	$cf::MAP{$path} = $map
1837	}	2057	}
1838	}	2058	}
1839		2059
1840	sub pre_load { }	2060	sub pre_load { }
1841	sub post_load { }	2061	#sub post_load { } # XS
1842		2062
1843	sub load {	2063	sub load {
1844	my ($self) = @_;	2064	my ($self) = @_;
1845		2065
1846	local $self->{deny_reset} = 1; # loading can take a long time	2066	local $self->{deny_reset} = 1; # loading can take a long time
1847		2067
1848	my $path = $self->{path};	2068	my $path = $self->{path};
1849		2069
1850	{	2070	{
1851	my $guard = cf::lock_acquire "map_load:$path";	2071	my $guard = cf::lock_acquire "map_data:$path";
1852		2072
		2073	return unless $self->valid;
1853	return if $self->in_memory != cf::MAP_SWAPPED;	2074	return unless $self->in_memory == cf::MAP_SWAPPED;
1854		2075
1855	$self->in_memory (cf::MAP_LOADING);	2076	$self->in_memory (cf::MAP_LOADING);
1856		2077
1857	$self->alloc;	2078	$self->alloc;
1858		2079
1859	$self->pre_load;	2080	$self->pre_load;
1860	Coro::cede;	2081	cf::cede_to_tick;
1861		2082
		2083	my $f = new_from_file cf::object::thawer $self->{load_path};
		2084	$f->skip_block;
1862	$self->_load_objects ($self->{load_path}, 1)	2085	$self->_load_objects ($f)
1863	or return;	2086	or return;
1864		2087
1865	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2088	$self->post_load_original
1866	if delete $self->{load_original};	2089	if delete $self->{load_original};
1867		2090
1868	if (my $uniq = $self->uniq_path) {	2091	if (my $uniq = $self->uniq_path) {
1869	utf8::encode $uniq;	2092	utf8::encode $uniq;
1870	if (aio_open $uniq, O_RDONLY, 0) {	2093	unless (aio_stat $uniq) {
		2094	if (my $f = new_from_file cf::object::thawer $uniq) {
1871	$self->clear_unique_items;	2095	$self->clear_unique_items;
1872	$self->_load_objects ($uniq, 0);	2096	$self->_load_objects ($f);
		2097	$f->resolve_delayed_derefs;
		2098	}
1873	}	2099	}
1874	}	2100	}
1875		2101
1876	Coro::cede;	2102	$f->resolve_delayed_derefs;
		2103
		2104	cf::cede_to_tick;
1877	# now do the right thing for maps	2105	# now do the right thing for maps
1878	$self->link_multipart_objects;	2106	$self->link_multipart_objects;
1879	$self->difficulty ($self->estimate_difficulty)	2107	$self->difficulty ($self->estimate_difficulty)
1880	unless $self->difficulty;	2108	unless $self->difficulty;
1881	Coro::cede;	2109	cf::cede_to_tick;
1882		2110
1883	unless ($self->{deny_activate}) {	2111	unless ($self->{deny_activate}) {
1884	$self->decay_objects;	2112	$self->decay_objects;
1885	$self->fix_auto_apply;	2113	$self->fix_auto_apply;
1886	$self->update_buttons;	2114	$self->update_buttons;
1887	Coro::cede;	2115	cf::cede_to_tick;
1888	$self->set_darkness_map;
1889	Coro::cede;
1890	$self->activate;	2116	$self->activate;
1891	}	2117	}
1892		2118
1893	$self->{last_save} = $cf::RUNTIME;	2119	$self->{last_save} = $cf::RUNTIME;
1894	$self->last_access ($cf::RUNTIME);	2120	$self->last_access ($cf::RUNTIME);
1895		2121
1896	$self->in_memory (cf::MAP_IN_MEMORY);	2122	$self->in_memory (cf::MAP_ACTIVE);
1897	}	2123	}
1898		2124
1899	$self->post_load;	2125	$self->post_load;
1900	}	2126	}
1901		2127
		2128	# customize the map for a given player, i.e.
		2129	# return the _real_ map. used by e.g. per-player
		2130	# maps to change the path to ~playername/mappath
1902	sub customise_for {	2131	sub customise_for {
1903	my ($self, $ob) = @_;	2132	my ($self, $ob) = @_;
1904		2133
1905	return find "~" . $ob->name . "/" . $self->{path}	2134	return find "~" . $ob->name . "/" . $self->{path}
1906	if $self->per_player;	2135	if $self->per_player;
…		…
1944	}	2173	}
1945		2174
1946	sub do_load_sync {	2175	sub do_load_sync {
1947	my ($map) = @_;	2176	my ($map) = @_;
1948		2177
		2178	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2179	if $Coro::current == $Coro::main;
		2180
1949	cf::sync_job { $map->load };	2181	cf::sync_job { $map->load };
1950	}	2182	}
1951		2183
1952	our %MAP_PREFETCH;	2184	our %MAP_PREFETCH;
1953	our $MAP_PREFETCHER = undef;	2185	our $MAP_PREFETCHER = undef;
1954		2186
1955	sub find_async {	2187	sub find_async {
1956	my ($path, $origin) = @_;	2188	my ($path, $origin, $load) = @_;
1957		2189
1958	$path = normalise $path, $origin && $origin->{path};	2190	$path = normalise $path, $origin && $origin->{path};
1959		2191
1960	if (my $map = $cf::MAP{$path}) {	2192	if (my $map = $cf::MAP{$path}) {
1961	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2193	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1962	}	2194	}
1963		2195
1964	undef $MAP_PREFETCH{$path};	2196	$MAP_PREFETCH{$path} |= $load;
		2197
1965	$MAP_PREFETCHER ||= cf::async {	2198	$MAP_PREFETCHER ||= cf::async {
		2199	$Coro::current->{desc} = "map prefetcher";
		2200
1966	while (%MAP_PREFETCH) {	2201	while (%MAP_PREFETCH) {
1967	for my $path (keys %MAP_PREFETCH) {	2202	while (my ($k, $v) = each %MAP_PREFETCH) {
1968	if (my $map = find $path) {	2203	if (my $map = find $k) {
1969	$map->load;	2204	$map->load if $v;
1970	}	2205	}
1971		2206
1972	delete $MAP_PREFETCH{$path};	2207	delete $MAP_PREFETCH{$k};
1973	}	2208	}
1974	}	2209	}
1975	undef $MAP_PREFETCHER;	2210	undef $MAP_PREFETCHER;
1976	};	2211	};
1977	$MAP_PREFETCHER->prio (6);	2212	$MAP_PREFETCHER->prio (6);
1978		2213
1979	()	2214	()
1980	}	2215	}
1981		2216
		2217	# common code, used by both ->save and ->swapout
1982	sub save {	2218	sub _save {
1983	my ($self) = @_;	2219	my ($self) = @_;
1984
1985	my $lock = cf::lock_acquire "map_data:" . $self->path;
1986		2220
1987	$self->{last_save} = $cf::RUNTIME;	2221	$self->{last_save} = $cf::RUNTIME;
1988		2222
1989	return unless $self->dirty;	2223	return unless $self->dirty;
1990		2224
…		…
1996	return if $self->{deny_save};	2230	return if $self->{deny_save};
1997		2231
1998	local $self->{last_access} = $self->last_access;#d#	2232	local $self->{last_access} = $self->last_access;#d#
1999		2233
2000	cf::async {	2234	cf::async {
		2235	$Coro::current->{desc} = "map player save";
2001	$_->contr->save for $self->players;	2236	$_->contr->save for $self->players;
2002	};	2237	};
		2238
		2239	cf::get_slot 0.02;
2003		2240
2004	if ($uniq) {	2241	if ($uniq) {
2005	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2242	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2006	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2243	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2007	} else {	2244	} else {
2008	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2245	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2009	}	2246	}
2010	}	2247	}
2011		2248
		2249	sub save {
		2250	my ($self) = @_;
		2251
		2252	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2253
		2254	$self->_save;
		2255	}
		2256
2012	sub swap_out {	2257	sub swap_out {
2013	my ($self) = @_;	2258	my ($self) = @_;
2014		2259
2015	# save first because save cedes
2016	$self->save;
2017
2018	my $lock = cf::lock_acquire "map_data:" . $self->path;	2260	my $lock = cf::lock_acquire "map_data:$self->{path}";
2019		2261
		2262	return if $self->in_memory != cf::MAP_ACTIVE;
		2263	return if $self->{deny_save};
2020	return if $self->players;	2264	return if $self->players;
2021	return if $self->in_memory != cf::MAP_IN_MEMORY;
2022	return if $self->{deny_save};
2023		2265
		2266	# first deactivate the map and "unlink" it from the core
		2267	$self->deactivate;
		2268	$_->clear_links_to ($self) for values %cf::MAP;
		2269	$self->in_memory (cf::MAP_SWAPPED);
		2270
		2271	# then atomically save
		2272	$self->_save;
		2273
		2274	# then free the map
2024	$self->clear;	2275	$self->clear;
2025	$self->in_memory (cf::MAP_SWAPPED);
2026	}	2276	}
2027		2277
2028	sub reset_at {	2278	sub reset_at {
2029	my ($self) = @_;	2279	my ($self) = @_;
2030		2280
…		…
2048		2298
2049	my $lock = cf::lock_acquire "map_data:$self->{path}";	2299	my $lock = cf::lock_acquire "map_data:$self->{path}";
2050		2300
2051	return if $self->players;	2301	return if $self->players;
2052		2302
2053	warn "resetting map ", $self->path;	2303	warn "resetting map ", $self->path, "\n";
2054		2304
2055	$self->in_memory (cf::MAP_SWAPPED);	2305	$self->in_memory (cf::MAP_SWAPPED);
2056		2306
2057	# need to save uniques path	2307	# need to save uniques path
2058	unless ($self->{deny_save}) {	2308	unless ($self->{deny_save}) {
…		…
2062	if $uniq;	2312	if $uniq;
2063	}	2313	}
2064		2314
2065	delete $cf::MAP{$self->path};	2315	delete $cf::MAP{$self->path};
2066		2316
		2317	$self->deactivate;
		2318	$_->clear_links_to ($self) for values %cf::MAP;
2067	$self->clear;	2319	$self->clear;
2068
2069	$_->clear_links_to ($self) for values %cf::MAP;
2070		2320
2071	$self->unlink_save;	2321	$self->unlink_save;
2072	$self->destroy;	2322	$self->destroy;
2073	}	2323	}
2074		2324
2075	my $nuke_counter = "aaaa";	2325	my $nuke_counter = "aaaa";
2076		2326
2077	sub nuke {	2327	sub nuke {
2078	my ($self) = @_;	2328	my ($self) = @_;
2079		2329
		2330	{
		2331	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2332
2080	delete $cf::MAP{$self->path};	2333	delete $cf::MAP{$self->path};
2081		2334
2082	$self->unlink_save;	2335	$self->unlink_save;
2083		2336
2084	bless $self, "cf::map";	2337	bless $self, "cf::map";
2085	delete $self->{deny_reset};	2338	delete $self->{deny_reset};
2086	$self->{deny_save} = 1;	2339	$self->{deny_save} = 1;
2087	$self->reset_timeout (1);	2340	$self->reset_timeout (1);
2088	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2341	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2089		2342
2090	$cf::MAP{$self->path} = $self;	2343	$cf::MAP{$self->path} = $self;
		2344	}
2091		2345
2092	$self->reset; # polite request, might not happen	2346	$self->reset; # polite request, might not happen
2093	}	2347	}
2094		2348
2095	=item $maps = cf::map::tmp_maps	2349	=item $maps = cf::map::tmp_maps
…		…
2137		2391
2138	sub unique_maps() {	2392	sub unique_maps() {
2139	[	2393	[
2140	map {	2394	map {
2141	utf8::decode $_;	2395	utf8::decode $_;
2142	/\.map$/	2396	s/\.map$//; # TODO future compatibility hack
		2397	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2398	? ()
2143	? normalise $_	2399	: normalise $_
2144	: ()
2145	} @{ aio_readdir $UNIQUEDIR or [] }	2400	} @{ aio_readdir $UNIQUEDIR or [] }
2146	]	2401	]
2147	}	2402	}
2148		2403
2149	package cf;	2404	=item cf::map::static_maps
		2405
		2406	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2407	file in the shared directory excluding F</styles> and F</editor>). May
		2408	block.
		2409
		2410	=cut
		2411
		2412	sub static_maps() {
		2413	my @dirs = "";
		2414	my @maps;
		2415
		2416	while (@dirs) {
		2417	my $dir = shift @dirs;
		2418
		2419	next if $dir eq "/styles" || $dir eq "/editor";
		2420
		2421	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2422	or return;
		2423
		2424	for (@$files) {
		2425	s/\.map$// or next;
		2426	utf8::decode $_;
		2427	push @maps, "$dir/$_";
		2428	}
		2429
		2430	push @dirs, map "$dir/$_", @$dirs;
		2431	}
		2432
		2433	\@maps
		2434	}
2150		2435
2151	=back	2436	=back
2152		2437
2153	=head3 cf::object	2438	=head3 cf::object
2154		2439
…		…
2158		2443
2159	=over 4	2444	=over 4
2160		2445
2161	=item $ob->inv_recursive	2446	=item $ob->inv_recursive
2162		2447
2163	Returns the inventory of the object _and_ their inventories, recursively.	2448	Returns the inventory of the object I<and> their inventories, recursively,
		2449	but I<not> the object itself.
2164		2450
2165	=cut	2451	=cut
2166		2452
2167	sub inv_recursive_;	2453	sub inv_recursive_;
2168	sub inv_recursive_ {	2454	sub inv_recursive_ {
…		…
2171		2457
2172	sub inv_recursive {	2458	sub inv_recursive {
2173	inv_recursive_ inv $_[0]	2459	inv_recursive_ inv $_[0]
2174	}	2460	}
2175		2461
		2462	=item $ref = $ob->ref
		2463
		2464	Creates and returns a persistent reference to an object that can be stored as a string.
		2465
		2466	=item $ob = cf::object::deref ($refstring)
		2467
		2468	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2469	even if the object actually exists. May block.
		2470
		2471	=cut
		2472
		2473	sub deref {
		2474	my ($ref) = @_;
		2475
		2476	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2477	my ($uuid, $name) = ($1, $2);
		2478	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2479	or return;
		2480	$pl->ob->uuid eq $uuid
		2481	or return;
		2482
		2483	$pl->ob
		2484	} else {
		2485	warn "$ref: cannot resolve object reference\n";
		2486	undef
		2487	}
		2488	}
		2489
2176	package cf;	2490	package cf;
2177		2491
2178	=back	2492	=back
2179		2493
2180	=head3 cf::object::player	2494	=head3 cf::object::player
…		…
2186	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2500	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2187	can be C<undef>. Does the right thing when the player is currently in a	2501	can be C<undef>. Does the right thing when the player is currently in a
2188	dialogue with the given NPC character.	2502	dialogue with the given NPC character.
2189		2503
2190	=cut	2504	=cut
		2505
		2506	our $SAY_CHANNEL = {
		2507	id => "say",
		2508	title => "Map",
		2509	reply => "say ",
		2510	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2511	};
		2512
		2513	our $CHAT_CHANNEL = {
		2514	id => "chat",
		2515	title => "Chat",
		2516	reply => "chat ",
		2517	tooltip => "Player chat and shouts, global to the server.",
		2518	};
2191		2519
2192	# rough implementation of a future "reply" method that works	2520	# rough implementation of a future "reply" method that works
2193	# with dialog boxes.	2521	# with dialog boxes.
2194	#TODO: the first argument must go, split into a $npc->reply_to ( method	2522	#TODO: the first argument must go, split into a $npc->reply_to ( method
2195	sub cf::object::player::reply($$$;$) {	2523	sub cf::object::player::reply($$$;$) {
…		…
2207	my $dialog = $pl->{npc_dialog};	2535	my $dialog = $pl->{npc_dialog};
2208	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2536	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2209		2537
2210	} else {	2538	} else {
2211	$msg = $npc->name . " says: $msg" if $npc;	2539	$msg = $npc->name . " says: $msg" if $npc;
2212	$self->message ($msg, $flags);	2540	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2213	}	2541	}
2214	}	2542	}
2215	}	2543	}
2216		2544
2217	=item $object->send_msg ($channel, $msg, $color, [extra...])	2545	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2242		2570
2243	=item $player_object->enter_link	2571	=item $player_object->enter_link
2244		2572
2245	Freezes the player and moves him/her to a special map (C<{link}>).	2573	Freezes the player and moves him/her to a special map (C<{link}>).
2246		2574
2247	The player should be reasonably safe there for short amounts of time. You	2575	The player should be reasonably safe there for short amounts of time (e.g.
2248	I<MUST> call C<leave_link> as soon as possible, though.	2576	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2577	though, as the palyer cannot control the character while it is on the link
		2578	map.
2249		2579
2250	Will never block.	2580	Will never block.
2251		2581
2252	=item $player_object->leave_link ($map, $x, $y)	2582	=item $player_object->leave_link ($map, $x, $y)
2253		2583
…		…
2305	($x, $y) = (-1, -1)	2635	($x, $y) = (-1, -1)
2306	unless (defined $x) && (defined $y);	2636	unless (defined $x) && (defined $y);
2307		2637
2308	# use -1 or undef as default coordinates, not 0, 0	2638	# use -1 or undef as default coordinates, not 0, 0
2309	($x, $y) = ($map->enter_x, $map->enter_y)	2639	($x, $y) = ($map->enter_x, $map->enter_y)
2310	if $x <=0 && $y <= 0;	2640	if $x <= 0 && $y <= 0;
2311		2641
2312	$map->load;	2642	$map->load;
2313	$map->load_neighbours;	2643	$map->load_neighbours;
2314		2644
2315	return unless $self->contr->active;	2645	return unless $self->contr->active;
2316	$self->activate_recursive;
2317		2646
2318	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2647	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2319	$self->enter_map ($map, $x, $y);	2648	$self->enter_map ($map, $x, $y);
		2649
		2650	# only activate afterwards, to support waiting in hooks
		2651	$self->activate_recursive;
2320	}	2652	}
2321		2653
2322	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2654	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2323		2655
2324	Moves the player to the given map-path and coordinates by first freezing	2656	Moves the player to the given map-path and coordinates by first freezing
2325	her, loading and preparing them map, calling the provided $check callback	2657	her, loading and preparing them map, calling the provided $check callback
2326	that has to return the map if sucecssful, and then unfreezes the player on	2658	that has to return the map if sucecssful, and then unfreezes the player on
2327	the new (success) or old (failed) map position. In either case, $done will	2659	the new (success) or old (failed) map position. In either case, $done will
2328	be called at the end of this process.	2660	be called at the end of this process.
2329		2661
		2662	Note that $check will be called with a potentially non-loaded map, so if
		2663	it needs a loaded map it has to call C<< ->load >>.
		2664
2330	=cut	2665	=cut
2331		2666
2332	our $GOTOGEN;	2667	our $GOTOGEN;
2333		2668
2334	sub cf::object::player::goto {	2669	sub cf::object::player::goto {
…		…
2338	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2673	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2339		2674
2340	$self->enter_link;	2675	$self->enter_link;
2341		2676
2342	(async {	2677	(async {
		2678	$Coro::current->{desc} = "player::goto $path $x $y";
		2679
		2680	# *tag paths override both path and x|y
		2681	if ($path =~ /^\*(.*)$/) {
		2682	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2683	my $ob = $obs[rand @obs];
		2684
		2685	# see if we actually can go there
		2686	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2687	$ob = $obs[rand @obs];
		2688	} else {
		2689	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2690	}
		2691	# else put us there anyways for now #d#
		2692
		2693	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2694	} else {
		2695	($path, $x, $y) = (undef, undef, undef);
		2696	}
		2697	}
		2698
2343	my $map = eval {	2699	my $map = eval {
2344	my $map = cf::map::find $path;	2700	my $map = defined $path ? cf::map::find $path : undef;
2345		2701
2346	if ($map) {	2702	if ($map) {
2347	$map = $map->customise_for ($self);	2703	$map = $map->customise_for ($self);
2348	$map = $check->($map) if $check && $map;	2704	$map = $check->($map) if $check && $map;
2349	} else {	2705	} else {
2350	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2706	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2351	}	2707	}
2352		2708
2353	$map	2709	$map
2354	};	2710	};
2355		2711
…		…
2391	}	2747	}
2392		2748
2393	sub prepare_random_map {	2749	sub prepare_random_map {
2394	my ($exit) = @_;	2750	my ($exit) = @_;
2395		2751
2396	my $guard = cf::lock_acquire "exit_prepare:$exit";
2397
2398	# all this does is basically replace the /! path by	2752	# all this does is basically replace the /! path by
2399	# a new random map path (?random/...) with a seed	2753	# a new random map path (?random/...) with a seed
2400	# that depends on the exit object	2754	# that depends on the exit object
2401		2755
2402	my $rmp = parse_random_map_params $exit->msg;	2756	my $rmp = parse_random_map_params $exit->msg;
…		…
2404	if ($exit->map) {	2758	if ($exit->map) {
2405	$rmp->{region} = $exit->region->name;	2759	$rmp->{region} = $exit->region->name;
2406	$rmp->{origin_map} = $exit->map->path;	2760	$rmp->{origin_map} = $exit->map->path;
2407	$rmp->{origin_x} = $exit->x;	2761	$rmp->{origin_x} = $exit->x;
2408	$rmp->{origin_y} = $exit->y;	2762	$rmp->{origin_y} = $exit->y;
		2763
		2764	$exit->map->touch;
2409	}	2765	}
2410		2766
2411	$rmp->{random_seed} ||= $exit->random_seed;	2767	$rmp->{random_seed} ||= $exit->random_seed;
2412		2768
2413	my $data = cf::to_json $rmp;	2769	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2414	my $md5 = Digest::MD5::md5_hex $data;	2770	my $md5 = Digest::MD5::md5_hex $data;
2415	my $meta = "$RANDOMDIR/$md5.meta";	2771	my $meta = "$RANDOMDIR/$md5.meta";
2416		2772
2417	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2773	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2418	aio_write $fh, 0, (length $data), $data, 0;	2774	aio_write $fh, 0, (length $data), $data, 0;
2419	undef $fh;	2775	undef $fh;
2420	aio_rename "$meta~", $meta;	2776	aio_rename "$meta~", $meta;
2421		2777
		2778	my $slaying = "?random/$md5";
		2779
		2780	if ($exit->valid) {
2422	$exit->slaying ("?random/$md5");	2781	$exit->slaying ("?random/$md5");
2423	$exit->msg (undef);	2782	$exit->msg (undef);
		2783	}
2424	}	2784	}
2425	}	2785	}
2426		2786
2427	sub cf::object::player::enter_exit {	2787	sub cf::object::player::enter_exit {
2428	my ($self, $exit) = @_;	2788	my ($self, $exit) = @_;
2429		2789
2430	return unless $self->type == cf::PLAYER;	2790	return unless $self->type == cf::PLAYER;
2431		2791
2432	if ($exit->slaying eq "/!") {
2433	#TODO: this should de-fi-ni-te-ly not be a sync-job
2434	# the problem is that $exit might not survive long enough
2435	# so it needs to be done right now, right here
2436	cf::sync_job { prepare_random_map $exit };
2437	}
2438
2439	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2440	my $hp = $exit->stats->hp;
2441	my $sp = $exit->stats->sp;
2442
2443	$self->enter_link;	2792	$self->enter_link;
2444		2793
2445	# if exit is damned, update players death & WoR home-position
2446	$self->contr->savebed ($slaying, $hp, $sp)
2447	if $exit->flag (FLAG_DAMNED);
2448
2449	(async {	2794	(async {
2450	$self->deactivate_recursive; # just to be sure	2795	$Coro::current->{desc} = "enter_exit";
		2796
2451	unless (eval {	2797	unless (eval {
		2798	$self->deactivate_recursive; # just to be sure
		2799
		2800	# random map handling
		2801	{
		2802	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2803
		2804	prepare_random_map $exit
		2805	if $exit->slaying eq "/!";
		2806	}
		2807
		2808	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2809	my $x = $exit->stats->hp;
		2810	my $y = $exit->stats->sp;
		2811
2452	$self->goto ($slaying, $hp, $sp);	2812	$self->goto ($map, $x, $y);
2453		2813
		2814	# if exit is damned, update players death & WoR home-position
		2815	$self->contr->savebed ($map, $x, $y)
		2816	if $exit->flag (cf::FLAG_DAMNED);
		2817
2454	1;	2818	1
2455	}) {	2819	}) {
2456	$self->message ("Something went wrong deep within the crossfire server. "	2820	$self->message ("Something went wrong deep within the deliantra server. "
2457	. "I'll try to bring you back to the map you were before. "	2821	. "I'll try to bring you back to the map you were before. "
2458	. "Please report this to the dungeon master!",	2822	. "Please report this to the dungeon master!",
2459	cf::NDI_UNIQUE | cf::NDI_RED);	2823	cf::NDI_UNIQUE | cf::NDI_RED);
2460		2824
2461	warn "ERROR in enter_exit: $@";	2825	warn "ERROR in enter_exit: $@";
…		…
2478	sub cf::client::send_drawinfo {	2842	sub cf::client::send_drawinfo {
2479	my ($self, $text, $flags) = @_;	2843	my ($self, $text, $flags) = @_;
2480		2844
2481	utf8::encode $text;	2845	utf8::encode $text;
2482	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2846	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2847	}
		2848
		2849	=item $client->send_big_packet ($pkt)
		2850
		2851	Like C<send_packet>, but tries to compress large packets, and fragments
		2852	them as required.
		2853
		2854	=cut
		2855
		2856	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2857
		2858	sub cf::client::send_big_packet {
		2859	my ($self, $pkt) = @_;
		2860
		2861	# try lzf for large packets
		2862	$pkt = "lzf " . Compress::LZF::compress $pkt
		2863	if 1024 <= length $pkt and $self->{can_lzf};
		2864
		2865	# split very large packets
		2866	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2867	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2868	$pkt = "frag";
		2869	}
		2870
		2871	$self->send_packet ($pkt);
2483	}	2872	}
2484		2873
2485	=item $client->send_msg ($channel, $msg, $color, [extra...])	2874	=item $client->send_msg ($channel, $msg, $color, [extra...])
2486		2875
2487	Send a drawinfo or msg packet to the client, formatting the msg for the	2876	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2489	the message, with C<log> being the default. If C<$color> is negative, suppress	2878	the message, with C<log> being the default. If C<$color> is negative, suppress
2490	the message unless the client supports the msg packet.	2879	the message unless the client supports the msg packet.
2491		2880
2492	=cut	2881	=cut
2493		2882
		2883	# non-persistent channels (usually the info channel)
		2884	our %CHANNEL = (
		2885	"c/motd" => {
		2886	id => "infobox",
		2887	title => "MOTD",
		2888	reply => undef,
		2889	tooltip => "The message of the day",
		2890	},
		2891	"c/identify" => {
		2892	id => "infobox",
		2893	title => "Identify",
		2894	reply => undef,
		2895	tooltip => "Items recently identified",
		2896	},
		2897	"c/examine" => {
		2898	id => "infobox",
		2899	title => "Examine",
		2900	reply => undef,
		2901	tooltip => "Signs and other items you examined",
		2902	},
		2903	"c/shopinfo" => {
		2904	id => "infobox",
		2905	title => "Shop Info",
		2906	reply => undef,
		2907	tooltip => "What your bargaining skill tells you about the shop",
		2908	},
		2909	"c/book" => {
		2910	id => "infobox",
		2911	title => "Book",
		2912	reply => undef,
		2913	tooltip => "The contents of a note or book",
		2914	},
		2915	"c/lookat" => {
		2916	id => "infobox",
		2917	title => "Look",
		2918	reply => undef,
		2919	tooltip => "What you saw there",
		2920	},
		2921	"c/who" => {
		2922	id => "infobox",
		2923	title => "Players",
		2924	reply => undef,
		2925	tooltip => "Shows players who are currently online",
		2926	},
		2927	"c/body" => {
		2928	id => "infobox",
		2929	title => "Body Parts",
		2930	reply => undef,
		2931	tooltip => "Shows which body parts you posess and are available",
		2932	},
		2933	"c/statistics" => {
		2934	id => "infobox",
		2935	title => "Statistics",
		2936	reply => undef,
		2937	tooltip => "Shows your primary statistics",
		2938	},
		2939	"c/skills" => {
		2940	id => "infobox",
		2941	title => "Skills",
		2942	reply => undef,
		2943	tooltip => "Shows your experience per skill and item power",
		2944	},
		2945	"c/shopitems" => {
		2946	id => "infobox",
		2947	title => "Shop Items",
		2948	reply => undef,
		2949	tooltip => "Shows the items currently for sale in this shop",
		2950	},
		2951	"c/resistances" => {
		2952	id => "infobox",
		2953	title => "Resistances",
		2954	reply => undef,
		2955	tooltip => "Shows your resistances",
		2956	},
		2957	"c/pets" => {
		2958	id => "infobox",
		2959	title => "Pets",
		2960	reply => undef,
		2961	tooltip => "Shows information abotu your pets/a specific pet",
		2962	},
		2963	"c/perceiveself" => {
		2964	id => "infobox",
		2965	title => "Perceive Self",
		2966	reply => undef,
		2967	tooltip => "You gained detailed knowledge about yourself",
		2968	},
		2969	"c/uptime" => {
		2970	id => "infobox",
		2971	title => "Uptime",
		2972	reply => undef,
		2973	tooltip => "How long the server has been running since last restart",
		2974	},
		2975	"c/mapinfo" => {
		2976	id => "infobox",
		2977	title => "Map Info",
		2978	reply => undef,
		2979	tooltip => "Information related to the maps",
		2980	},
		2981	"c/party" => {
		2982	id => "party",
		2983	title => "Party",
		2984	reply => "gsay ",
		2985	tooltip => "Messages and chat related to your party",
		2986	},
		2987	"c/death" => {
		2988	id => "death",
		2989	title => "Death",
		2990	reply => undef,
		2991	tooltip => "Reason for and more info about your most recent death",
		2992	},
		2993	"c/say" => $SAY_CHANNEL,
		2994	"c/chat" => $CHAT_CHANNEL,
		2995	);
		2996
2494	sub cf::client::send_msg {	2997	sub cf::client::send_msg {
2495	my ($self, $channel, $msg, $color, @extra) = @_;	2998	my ($self, $channel, $msg, $color, @extra) = @_;
2496		2999
2497	$msg = $self->pl->expand_cfpod ($msg);	3000	$msg = $self->pl->expand_cfpod ($msg)
		3001	unless $color & cf::NDI_VERBATIM;
2498		3002
2499	$color &= cf::NDI_CLIENT_MASK; # just in case...	3003	$color &= cf::NDI_CLIENT_MASK; # just in case...
2500		3004
		3005	# check predefined channels, for the benefit of C
		3006	if ($CHANNEL{$channel}) {
		3007	$channel = $CHANNEL{$channel};
		3008
		3009	$self->ext_msg (channel_info => $channel);
		3010	$channel = $channel->{id};
		3011
2501	if (ref $channel) {	3012	} elsif (ref $channel) {
2502	# send meta info to client, if not yet sent	3013	# send meta info to client, if not yet sent
2503	unless (exists $self->{channel}{$channel->{id}}) {	3014	unless (exists $self->{channel}{$channel->{id}}) {
2504	$self->{channel}{$channel->{id}} = $channel;	3015	$self->{channel}{$channel->{id}} = $channel;
2505	$self->ext_msg (channel_info => $channel);	3016	$self->ext_msg (channel_info => $channel);
2506	}	3017	}
…		…
2508	$channel = $channel->{id};	3019	$channel = $channel->{id};
2509	}	3020	}
2510		3021
2511	return unless @extra || length $msg;	3022	return unless @extra || length $msg;
2512		3023
2513	if ($self->can_msg) {
2514	# default colour, mask it out	3024	# default colour, mask it out
2515	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3025	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2516	if $color & cf::NDI_DEF;	3026	if $color & cf::NDI_DEF;
2517		3027
2518	$self->send_packet ("msg " . $self->{json_coder}->encode (	3028	my $pkt = "msg "
		3029	. $self->{json_coder}->encode (
2519	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3030	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2520	} else {	3031	);
2521	if ($color >= 0) {
2522	# replace some tags by gcfclient-compatible ones
2523	for ($msg) {
2524	1 while
2525	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2526	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2527	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2528	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2529	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2530	}
2531		3032
2532	$color &= cf::NDI_COLOR_MASK;	3033	$self->send_big_packet ($pkt);
2533
2534	utf8::encode $msg;
2535
2536	if (0 && $msg =~ /\[/) {
2537	# COMMAND/INFO
2538	$self->send_packet ("drawextinfo $color 10 8 $msg")
2539	} else {
2540	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2541	$self->send_packet ("drawinfo $color $msg")
2542	}
2543	}
2544	}
2545	}	3034	}
2546		3035
2547	=item $client->ext_msg ($type, @msg)	3036	=item $client->ext_msg ($type, @msg)
2548		3037
2549	Sends an ext event to the client.	3038	Sends an ext event to the client.
…		…
2551	=cut	3040	=cut
2552		3041
2553	sub cf::client::ext_msg($$@) {	3042	sub cf::client::ext_msg($$@) {
2554	my ($self, $type, @msg) = @_;	3043	my ($self, $type, @msg) = @_;
2555		3044
2556	my $extcmd = $self->extcmd;
2557
2558	if ($extcmd == 2) {	3045	if ($self->extcmd == 2) {
2559	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3046	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2560	} elsif ($extcmd == 1) { # TODO: remove	3047	} elsif ($self->extcmd == 1) { # TODO: remove
2561	push @msg, msgtype => "event_$type";	3048	push @msg, msgtype => "event_$type";
2562	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3049	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2563	}	3050	}
2564	}	3051	}
2565		3052
2566	=item $client->ext_reply ($msgid, @msg)	3053	=item $client->ext_reply ($msgid, @msg)
2567		3054
…		…
2571		3058
2572	sub cf::client::ext_reply($$@) {	3059	sub cf::client::ext_reply($$@) {
2573	my ($self, $id, @msg) = @_;	3060	my ($self, $id, @msg) = @_;
2574		3061
2575	if ($self->extcmd == 2) {	3062	if ($self->extcmd == 2) {
2576	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3063	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2577	} elsif ($self->ns->extcmd == 1) {	3064	} elsif ($self->extcmd == 1) {
2578	#TODO: version 1, remove	3065	#TODO: version 1, remove
2579	unshift @msg, msgtype => "reply", msgid => $id;	3066	unshift @msg, msgtype => "reply", msgid => $id;
2580	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3067	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2581	}	3068	}
2582	}	3069	}
2583		3070
2584	=item $success = $client->query ($flags, "text", \&cb)	3071	=item $success = $client->query ($flags, "text", \&cb)
2585		3072
…		…
2646	my ($type, $reply, @payload) =	3133	my ($type, $reply, @payload) =
2647	"ARRAY" eq ref $msg	3134	"ARRAY" eq ref $msg
2648	? @$msg	3135	? @$msg
2649	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove	3136	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2650		3137
		3138	my @reply;
		3139
2651	if (my $cb = $EXTICMD{$type}) {	3140	if (my $cb = $EXTICMD{$type}) {
2652	my @reply = $cb->($ns, @payload);	3141	@reply = $cb->($ns, @payload);
2653
2654	$ns->ext_reply ($reply, @reply)
2655	if $reply;
2656	}	3142	}
		3143
		3144	$ns->ext_reply ($reply, @reply)
		3145	if $reply;
		3146
2657	} else {	3147	} else {
2658	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3148	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2659	}	3149	}
2660		3150
2661	cf::override;	3151	cf::override;
…		…
2683		3173
2684	$coro	3174	$coro
2685	}	3175	}
2686		3176
2687	cf::client->attach (	3177	cf::client->attach (
2688	on_destroy => sub {	3178	on_client_destroy => sub {
2689	my ($ns) = @_;	3179	my ($ns) = @_;
2690		3180
2691	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3181	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2692	},	3182	},
2693	);	3183	);
…		…
2709	our $safe_hole = new Safe::Hole;	3199	our $safe_hole = new Safe::Hole;
2710		3200
2711	$SIG{FPE} = 'IGNORE';	3201	$SIG{FPE} = 'IGNORE';
2712		3202
2713	$safe->permit_only (Opcode::opset qw(	3203	$safe->permit_only (Opcode::opset qw(
2714	:base_core :base_mem :base_orig :base_math	3204	:base_core :base_mem :base_orig :base_math :base_loop
2715	grepstart grepwhile mapstart mapwhile	3205	grepstart grepwhile mapstart mapwhile
2716	sort time	3206	sort time
2717	));	3207	));
2718		3208
2719	# here we export the classes and methods available to script code	3209	# here we export the classes and methods available to script code
…		…
2721	=pod	3211	=pod
2722		3212
2723	The following functions and methods are available within a safe environment:	3213	The following functions and methods are available within a safe environment:
2724		3214
2725	cf::object	3215	cf::object
2726	contr pay_amount pay_player map x y force_find force_add	3216	contr pay_amount pay_player map x y force_find force_add destroy
2727	insert remove name archname title slaying race	3217	insert remove name archname title slaying race decrease split
		3218	value
2728		3219
2729	cf::object::player	3220	cf::object::player
2730	player	3221	player
2731		3222
2732	cf::player	3223	cf::player
…		…
2737		3228
2738	=cut	3229	=cut
2739		3230
2740	for (	3231	for (
2741	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3232	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2742	insert remove inv name archname title slaying race)],	3233	insert remove inv nrof name archname title slaying race
		3234	decrease split destroy change_exp value msg lore send_msg)],
2743	["cf::object::player" => qw(player)],	3235	["cf::object::player" => qw(player)],
2744	["cf::player" => qw(peaceful)],	3236	["cf::player" => qw(peaceful send_msg)],
2745	["cf::map" => qw(trigger)],	3237	["cf::map" => qw(trigger)],
2746	) {	3238	) {
2747	no strict 'refs';	3239	no strict 'refs';
2748	my ($pkg, @funs) = @$_;	3240	my ($pkg, @funs) = @$_;
2749	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3241	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2767		3259
2768	my $qcode = $code;	3260	my $qcode = $code;
2769	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3261	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2770	$qcode =~ s/\n/\\n/g;	3262	$qcode =~ s/\n/\\n/g;
2771		3263
		3264	%vars = (_dummy => 0) unless %vars;
		3265
		3266	my @res;
2772	local $_;	3267	local $_;
2773	local @safe::cf::_safe_eval_args = values %vars;
2774		3268
2775	my $eval =	3269	my $eval =
2776	"do {\n"	3270	"do {\n"
2777	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3271	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2778	. "#line 0 \"{$qcode}\"\n"	3272	. "#line 0 \"{$qcode}\"\n"
2779	. $code	3273	. $code
2780	. "\n}"	3274	. "\n}"
2781	;	3275	;
2782		3276
		3277	if ($CFG{safe_eval}) {
2783	sub_generation_inc;	3278	sub_generation_inc;
		3279	local @safe::cf::_safe_eval_args = values %vars;
2784	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3280	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2785	sub_generation_inc;	3281	sub_generation_inc;
		3282	} else {
		3283	local @cf::_safe_eval_args = values %vars;
		3284	@res = wantarray ? eval eval : scalar eval $eval;
		3285	}
2786		3286
2787	if ($@) {	3287	if ($@) {
2788	warn "$@";	3288	warn "$@";
2789	warn "while executing safe code '$code'\n";	3289	warn "while executing safe code '$code'\n";
2790	warn "with arguments " . (join " ", %vars) . "\n";	3290	warn "with arguments " . (join " ", %vars) . "\n";
…		…
2809	=cut	3309	=cut
2810		3310
2811	sub register_script_function {	3311	sub register_script_function {
2812	my ($fun, $cb) = @_;	3312	my ($fun, $cb) = @_;
2813		3313
2814	no strict 'refs';	3314	$fun = "safe::$fun" if $CFG{safe_eval};
2815	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3315	*$fun = $safe_hole->wrap ($cb);
2816	}	3316	}
2817		3317
2818	=back	3318	=back
2819		3319
2820	=cut	3320	=cut
…		…
2823	# the server's init and main functions	3323	# the server's init and main functions
2824		3324
2825	sub load_facedata($) {	3325	sub load_facedata($) {
2826	my ($path) = @_;	3326	my ($path) = @_;
2827		3327
		3328	# HACK to clear player env face cache, we need some signal framework
		3329	# for this (global event?)
		3330	%ext::player_env::MUSIC_FACE_CACHE = ();
		3331
2828	my $enc = JSON::XS->new->utf8->canonical;	3332	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2829		3333
2830	warn "loading facedata from $path\n";	3334	warn "loading facedata from $path\n";
2831		3335
2832	my $facedata;	3336	my $facedata;
2833	0 < aio_load $path, $facedata	3337	0 < aio_load $path, $facedata
…		…
2837		3341
2838	$facedata->{version} == 2	3342	$facedata->{version} == 2
2839	or cf::cleanup "$path: version mismatch, cannot proceed.";	3343	or cf::cleanup "$path: version mismatch, cannot proceed.";
2840		3344
2841	# patch in the exptable	3345	# patch in the exptable
		3346	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
2842	$facedata->{resource}{"res/exp_table"} = {	3347	$facedata->{resource}{"res/exp_table"} = {
2843	type => FT_RSRC,	3348	type => FT_RSRC,
2844	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3349	data => $exp_table,
		3350	hash => (Digest::MD5::md5 $exp_table),
2845	};	3351	};
2846	cf::cede_to_tick;	3352	cf::cede_to_tick;
2847		3353
2848	{	3354	{
2849	my $faces = $facedata->{faceinfo};	3355	my $faces = $facedata->{faceinfo};
2850		3356
2851	while (my ($face, $info) = each %$faces) {	3357	while (my ($face, $info) = each %$faces) {
2852	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3358	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3359
2853	cf::face::set_visibility $idx, $info->{visibility};	3360	cf::face::set_visibility $idx, $info->{visibility};
2854	cf::face::set_magicmap $idx, $info->{magicmap};	3361	cf::face::set_magicmap $idx, $info->{magicmap};
2855	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3362	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2856	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3363	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
2857		3364
2858	cf::cede_to_tick;	3365	cf::cede_to_tick;
2859	}	3366	}
2860		3367
2861	while (my ($face, $info) = each %$faces) {	3368	while (my ($face, $info) = each %$faces) {
2862	next unless $info->{smooth};	3369	next unless $info->{smooth};
		3370
2863	my $idx = cf::face::find $face	3371	my $idx = cf::face::find $face
2864	or next;	3372	or next;
		3373
2865	if (my $smooth = cf::face::find $info->{smooth}) {	3374	if (my $smooth = cf::face::find $info->{smooth}) {
2866	cf::face::set_smooth $idx, $smooth;	3375	cf::face::set_smooth $idx, $smooth;
2867	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3376	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2868	} else {	3377	} else {
2869	warn "smooth face '$info->{smooth}' not found for face '$face'";	3378	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
2883		3392
2884	cf::anim::invalidate_all; # d'oh	3393	cf::anim::invalidate_all; # d'oh
2885	}	3394	}
2886		3395
2887	{	3396	{
2888	# TODO: for gcfclient pleasure, we should give resources
2889	# that gcfclient doesn't grok a >10000 face index.
2890	my $res = $facedata->{resource};	3397	my $res = $facedata->{resource};
2891		3398
2892	my $soundconf = delete $res->{"res/sound.conf"};
2893
2894	while (my ($name, $info) = each %$res) {	3399	while (my ($name, $info) = each %$res) {
		3400	if (defined $info->{type}) {
2895	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3401	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2896	my $data;
2897		3402
2898	if ($info->{type} & 1) {	3403	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
2899	# prepend meta info	3404	cf::face::set_type $idx, $info->{type};
2900
2901	my $meta = $enc->encode ({
2902	name => $name,
2903	%{ $info->{meta} || {} },
2904	});
2905
2906	$data = pack "(w/a*)*", $meta, $info->{data};
2907	} else {	3405	} else {
2908	$data = $info->{data};	3406	$RESOURCE{$name} = $info;
2909	}	3407	}
2910		3408
2911	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
2912	cf::face::set_type $idx, $info->{type};
2913
2914	cf::cede_to_tick;	3409	cf::cede_to_tick;
2915	}	3410	}
2916
2917	if ($soundconf) {
2918	$soundconf = $enc->decode (delete $soundconf->{data});
2919
2920	for (0 .. SOUND_CAST_SPELL_0 - 1) {
2921	my $sound = $soundconf->{compat}[$_]
2922	or next;
2923
2924	my $face = cf::face::find "sound/$sound->[1]";
2925	cf::sound::set $sound->[0] => $face;
2926	cf::sound::old_sound_index $_, $face; # gcfclient-compat
2927	}
2928
2929	while (my ($k, $v) = each %{$soundconf->{event}}) {
2930	my $face = cf::face::find "sound/$v";
2931	cf::sound::set $k => $face;
2932	}
2933	}
2934	}	3411	}
		3412
		3413	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
2935		3414
2936	1	3415	1
2937	}	3416	}
		3417
		3418	cf::global->attach (on_resource_update => sub {
		3419	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3420	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3421
		3422	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3423	my $sound = $soundconf->{compat}[$_]
		3424	or next;
		3425
		3426	my $face = cf::face::find "sound/$sound->[1]";
		3427	cf::sound::set $sound->[0] => $face;
		3428	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3429	}
		3430
		3431	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3432	my $face = cf::face::find "sound/$v";
		3433	cf::sound::set $k => $face;
		3434	}
		3435	}
		3436	});
2938		3437
2939	register_exticmd fx_want => sub {	3438	register_exticmd fx_want => sub {
2940	my ($ns, $want) = @_;	3439	my ($ns, $want) = @_;
2941		3440
2942	while (my ($k, $v) = each %$want) {	3441	while (my ($k, $v) = each %$want) {
2943	$ns->fx_want ($k, $v);	3442	$ns->fx_want ($k, $v);
2944	}	3443	}
2945	};	3444	};
2946		3445
		3446	sub load_resource_file($) {
		3447	my $guard = lock_acquire "load_resource_file";
		3448
		3449	my $status = load_resource_file_ $_[0];
		3450	get_slot 0.1, 100;
		3451	cf::arch::commit_load;
		3452
		3453	$status
		3454	}
		3455
2947	sub reload_regions {	3456	sub reload_regions {
		3457	# HACK to clear player env face cache, we need some signal framework
		3458	# for this (global event?)
		3459	%ext::player_env::MUSIC_FACE_CACHE = ();
		3460
2948	load_resource_file "$MAPDIR/regions"	3461	load_resource_file "$MAPDIR/regions"
2949	or die "unable to load regions file\n";	3462	or die "unable to load regions file\n";
2950		3463
2951	for (cf::region::list) {	3464	for (cf::region::list) {
2952	$_->{match} = qr/$_->{match}/	3465	$_->{match} = qr/$_->{match}/
…		…
2960	}	3473	}
2961		3474
2962	sub reload_archetypes {	3475	sub reload_archetypes {
2963	load_resource_file "$DATADIR/archetypes"	3476	load_resource_file "$DATADIR/archetypes"
2964	or die "unable to load archetypes\n";	3477	or die "unable to load archetypes\n";
2965	#d# NEED to laod twice to resolve forward references
2966	# this really needs to be done in an extra post-pass
2967	# (which needs to be synchronous, so solve it differently)
2968	load_resource_file "$DATADIR/archetypes"
2969	or die "unable to load archetypes\n";
2970	}	3478	}
2971		3479
2972	sub reload_treasures {	3480	sub reload_treasures {
2973	load_resource_file "$DATADIR/treasures"	3481	load_resource_file "$DATADIR/treasures"
2974	or die "unable to load treasurelists\n";	3482	or die "unable to load treasurelists\n";
2975	}	3483	}
2976		3484
2977	sub reload_resources {	3485	sub reload_resources {
2978	warn "reloading resource files...\n";	3486	warn "reloading resource files...\n";
2979		3487
		3488	reload_facedata;
		3489	reload_archetypes;
2980	reload_regions;	3490	reload_regions;
2981	reload_facedata;
2982	#reload_archetypes;#d#
2983	reload_archetypes;
2984	reload_treasures;	3491	reload_treasures;
2985		3492
2986	warn "finished reloading resource files\n";	3493	warn "finished reloading resource files\n";
2987	}	3494	}
2988		3495
2989	sub init {	3496	sub reload_config {
2990	reload_resources;	3497	warn "reloading config file...\n";
2991	}
2992		3498
2993	sub cfg_load {
2994	open my $fh, "<:utf8", "$CONFDIR/config"	3499	open my $fh, "<:utf8", "$CONFDIR/config"
2995	or return;	3500	or return;
2996		3501
2997	local $/;	3502	local $/;
2998	*CFG = YAML::Syck::Load <$fh>;	3503	*CFG = YAML::XS::Load scalar <$fh>;
2999		3504
3000	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3505	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3001		3506
3002	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3507	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3003	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3508	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3007	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3512	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3008	and die "WARNING: m(un)lockall failed: $!\n";	3513	and die "WARNING: m(un)lockall failed: $!\n";
3009	};	3514	};
3010	warn $@ if $@;	3515	warn $@ if $@;
3011	}	3516	}
		3517
		3518	warn "finished reloading resource files\n";
		3519	}
		3520
		3521	sub pidfile() {
		3522	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3523	or die "$PIDFILE: $!";
		3524	flock $fh, &Fcntl::LOCK_EX
		3525	or die "$PIDFILE: flock: $!";
		3526	$fh
		3527	}
		3528
		3529	# make sure only one server instance is running at any one time
		3530	sub atomic {
		3531	my $fh = pidfile;
		3532
		3533	my $pid = <$fh>;
		3534	kill 9, $pid if $pid > 0;
		3535
		3536	seek $fh, 0, 0;
		3537	print $fh $$;
		3538	}
		3539
		3540	sub main_loop {
		3541	warn "EV::loop starting\n";
		3542	if (1) {
		3543	EV::loop;
		3544	}
		3545	warn "EV::loop returned\n";
		3546	goto &main_loop unless $REALLY_UNLOOP;
3012	}	3547	}
3013		3548
3014	sub main {	3549	sub main {
		3550	cf::init_globals; # initialise logging
		3551
		3552	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3553	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3554	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3555	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3556
		3557	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3558
3015	# we must not ever block the main coroutine	3559	# we must not ever block the main coroutine
3016	local $Coro::idle = sub {	3560	local $Coro::idle = sub {
3017	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3561	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3018	(async {	3562	(async {
3019	Event::one_event;	3563	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3564	EV::loop EV::LOOP_ONESHOT;
3020	})->prio (Coro::PRIO_MAX);	3565	})->prio (Coro::PRIO_MAX);
3021	};	3566	};
3022		3567
3023	cfg_load;	3568	evthread_start IO::AIO::poll_fileno;
		3569
		3570	cf::sync_job {
		3571	cf::init_experience;
		3572	cf::init_anim;
		3573	cf::init_attackmess;
		3574	cf::init_dynamic;
		3575
		3576	cf::load_settings;
		3577	cf::load_materials;
		3578
		3579	reload_resources;
		3580	reload_config;
3024	db_init;	3581	db_init;
		3582
		3583	cf::init_uuid;
		3584	cf::init_signals;
		3585	cf::init_skills;
		3586
		3587	cf::init_beforeplay;
		3588
		3589	atomic;
		3590
3025	load_extensions;	3591	load_extensions;
3026		3592
3027	$TICK_WATCHER->start;	3593	utime time, time, $RUNTIMEFILE;
3028	Event::loop;	3594
		3595	# no (long-running) fork's whatsoever before this point(!)
		3596	use POSIX ();
		3597	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3598
		3599	(pop @POST_INIT)->(0) while @POST_INIT;
		3600	};
		3601
		3602	cf::object::thawer::errors_are_fatal 0;
		3603	warn "parse errors in files are no longer fatal from this point on.\n";
		3604
		3605	main_loop;
3029	}	3606	}
3030		3607
3031	#############################################################################	3608	#############################################################################
3032	# initialisation and cleanup	3609	# initialisation and cleanup
3033		3610
3034	# install some emergency cleanup handlers	3611	# install some emergency cleanup handlers
3035	BEGIN {	3612	BEGIN {
		3613	our %SIGWATCHER = ();
3036	for my $signal (qw(INT HUP TERM)) {	3614	for my $signal (qw(INT HUP TERM)) {
3037	Event->signal (	3615	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3038	reentrant => 0,
3039	data => WF_AUTOCANCEL,
3040	signal => $signal,
3041	prio => 0,
3042	cb => sub {
3043	cf::cleanup "SIG$signal";	3616	cf::cleanup "SIG$signal";
3044	},
3045	);	3617	};
3046	}	3618	}
3047	}	3619	}
3048		3620
3049	sub write_runtime {	3621	sub write_runtime_sync {
3050	my $runtime = "$LOCALDIR/runtime";	3622	my $t0 = AE::time;
3051		3623
3052	# first touch the runtime file to show we are still running:	3624	# first touch the runtime file to show we are still running:
3053	# the fsync below can take a very very long time.	3625	# the fsync below can take a very very long time.
3054		3626
3055	IO::AIO::aio_utime $runtime, undef, undef;	3627	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3056		3628
3057	my $guard = cf::lock_acquire "write_runtime";	3629	my $guard = cf::lock_acquire "write_runtime";
3058		3630
3059	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3631	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3060	or return;	3632	or return;
3061		3633
3062	my $value = $cf::RUNTIME + 90 + 10;	3634	my $value = $cf::RUNTIME + 90 + 10;
3063	# 10 is the runtime save interval, for a monotonic clock	3635	# 10 is the runtime save interval, for a monotonic clock
3064	# 60 allows for the watchdog to kill the server.	3636	# 60 allows for the watchdog to kill the server.
…		…
3074	aio_utime $fh, undef, undef;	3646	aio_utime $fh, undef, undef;
3075		3647
3076	close $fh	3648	close $fh
3077	or return;	3649	or return;
3078		3650
3079	aio_rename "$runtime~", $runtime	3651	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3080	and return;	3652	and return;
3081		3653
3082	warn "runtime file written.\n";	3654	warn sprintf "runtime file written (%gs).\n", AE::time - $t0;
3083		3655
3084	1	3656	1
		3657	}
		3658
		3659	our $uuid_lock;
		3660	our $uuid_skip;
		3661
		3662	sub write_uuid_sync($) {
		3663	$uuid_skip ||= $_[0];
		3664
		3665	return if $uuid_lock;
		3666	local $uuid_lock = 1;
		3667
		3668	my $uuid = "$LOCALDIR/uuid";
		3669
		3670	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3671	or return;
		3672
		3673	my $value = uuid_seq uuid_cur;
		3674
		3675	unless ($value) {
		3676	warn "cowardly refusing to write zero uuid value!\n";
		3677	return;
		3678	}
		3679
		3680	my $value = uuid_str $value + $uuid_skip;
		3681	$uuid_skip = 0;
		3682
		3683	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3684	and return;
		3685
		3686	# always fsync - this file is important
		3687	aio_fsync $fh
		3688	and return;
		3689
		3690	close $fh
		3691	or return;
		3692
		3693	aio_rename "$uuid~", $uuid
		3694	and return;
		3695
		3696	warn "uuid file written ($value).\n";
		3697
		3698	1
		3699
		3700	}
		3701
		3702	sub write_uuid($$) {
		3703	my ($skip, $sync) = @_;
		3704
		3705	$sync ? write_uuid_sync $skip
		3706	: async { write_uuid_sync $skip };
3085	}	3707	}
3086		3708
3087	sub emergency_save() {	3709	sub emergency_save() {
3088	my $freeze_guard = cf::freeze_mainloop;	3710	my $freeze_guard = cf::freeze_mainloop;
3089		3711
3090	warn "enter emergency perl save\n";	3712	warn "emergency_perl_save: enter\n";
3091		3713
3092	cf::sync_job {	3714	cf::sync_job {
		3715	# this is a trade-off: we want to be very quick here, so
		3716	# save all maps without fsync, and later call a global sync
		3717	# (which in turn might be very very slow)
		3718	local $USE_FSYNC = 0;
		3719
3093	# use a peculiar iteration method to avoid tripping on perl	3720	# use a peculiar iteration method to avoid tripping on perl
3094	# refcount bugs in for. also avoids problems with players	3721	# refcount bugs in for. also avoids problems with players
3095	# and maps saved/destroyed asynchronously.	3722	# and maps saved/destroyed asynchronously.
3096	warn "begin emergency player save\n";	3723	warn "emergency_perl_save: begin player save\n";
3097	for my $login (keys %cf::PLAYER) {	3724	for my $login (keys %cf::PLAYER) {
3098	my $pl = $cf::PLAYER{$login} or next;	3725	my $pl = $cf::PLAYER{$login} or next;
3099	$pl->valid or next;	3726	$pl->valid or next;
		3727	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3100	$pl->save;	3728	$pl->save;
3101	}	3729	}
3102	warn "end emergency player save\n";	3730	warn "emergency_perl_save: end player save\n";
3103		3731
3104	warn "begin emergency map save\n";	3732	warn "emergency_perl_save: begin map save\n";
3105	for my $path (keys %cf::MAP) {	3733	for my $path (keys %cf::MAP) {
3106	my $map = $cf::MAP{$path} or next;	3734	my $map = $cf::MAP{$path} or next;
3107	$map->valid or next;	3735	$map->valid or next;
3108	$map->save;	3736	$map->save;
3109	}	3737	}
3110	warn "end emergency map save\n";	3738	warn "emergency_perl_save: end map save\n";
3111		3739
3112	warn "begin emergency database checkpoint\n";	3740	warn "emergency_perl_save: begin database checkpoint\n";
3113	BDB::db_env_txn_checkpoint $DB_ENV;	3741	BDB::db_env_txn_checkpoint $DB_ENV;
3114	warn "end emergency database checkpoint\n";	3742	warn "emergency_perl_save: end database checkpoint\n";
		3743
		3744	warn "emergency_perl_save: begin write uuid\n";
		3745	write_uuid_sync 1;
		3746	warn "emergency_perl_save: end write uuid\n";
3115	};	3747	};
3116		3748
		3749	warn "emergency_perl_save: starting sync()\n";
		3750	IO::AIO::aio_sync sub {
		3751	warn "emergency_perl_save: finished sync()\n";
		3752	};
		3753
3117	warn "leave emergency perl save\n";	3754	warn "emergency_perl_save: leave\n";
3118	}	3755	}
3119		3756
3120	sub post_cleanup {	3757	sub post_cleanup {
3121	my ($make_core) = @_;	3758	my ($make_core) = @_;
3122		3759
3123	warn Carp::longmess "post_cleanup backtrace"	3760	warn Carp::longmess "post_cleanup backtrace"
3124	if $make_core;	3761	if $make_core;
		3762
		3763	my $fh = pidfile;
		3764	unlink $PIDFILE if <$fh> == $$;
		3765	}
		3766
		3767	# a safer delete_package, copied from Symbol
		3768	sub clear_package($) {
		3769	my $pkg = shift;
		3770
		3771	# expand to full symbol table name if needed
		3772	unless ($pkg =~ /^main::.*::$/) {
		3773	$pkg = "main$pkg" if $pkg =~ /^::/;
		3774	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3775	$pkg .= '::' unless $pkg =~ /::$/;
		3776	}
		3777
		3778	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3779	my $stem_symtab = *{$stem}{HASH};
		3780
		3781	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3782	or return;
		3783
		3784	# clear all symbols
		3785	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3786	for my $name (keys %$leaf_symtab) {
		3787	_gv_clear *{"$pkg$name"};
		3788	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3789	}
		3790	warn "cleared package $pkg\n";#d#
3125	}	3791	}
3126		3792
3127	sub do_reload_perl() {	3793	sub do_reload_perl() {
3128	# can/must only be called in main	3794	# can/must only be called in main
3129	if ($Coro::current != $Coro::main) {	3795	if ($Coro::current != $Coro::main) {
3130	warn "can only reload from main coroutine";	3796	warn "can only reload from main coroutine";
3131	return;	3797	return;
3132	}	3798	}
3133		3799
		3800	return if $RELOAD++;
		3801
		3802	my $t1 = AE::time;
		3803
		3804	while ($RELOAD) {
3134	warn "reloading...";	3805	warn "reloading...";
3135		3806
3136	warn "entering sync_job";	3807	warn "entering sync_job";
3137		3808
3138	cf::sync_job {	3809	cf::sync_job {
3139	cf::write_runtime; # external watchdog should not bark	3810	cf::write_runtime_sync; # external watchdog should not bark
3140	cf::emergency_save;	3811	cf::emergency_save;
3141	cf::write_runtime; # external watchdog should not bark	3812	cf::write_runtime_sync; # external watchdog should not bark
3142		3813
3143	warn "syncing database to disk";	3814	warn "syncing database to disk";
3144	BDB::db_env_txn_checkpoint $DB_ENV;	3815	BDB::db_env_txn_checkpoint $DB_ENV;
3145		3816
3146	# if anything goes wrong in here, we should simply crash as we already saved	3817	# if anything goes wrong in here, we should simply crash as we already saved
3147		3818
3148	warn "cancelling all WF_AUTOCANCEL watchers";
3149	for (Event::all_watchers) {
3150	$_->cancel if $_->data & WF_AUTOCANCEL;
3151	}
3152
3153	warn "flushing outstanding aio requests";	3819	warn "flushing outstanding aio requests";
3154	for (;;) {
3155	BDB::flush;
3156	IO::AIO::flush;
3157	Coro::cede;
3158	last unless IO::AIO::nreqs || BDB::nreqs;	3820	while (IO::AIO::nreqs || BDB::nreqs) {
3159	warn "iterate...";	3821	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3160	}
3161
3162	++$RELOAD;
3163
3164	warn "cancelling all extension coros";
3165	$_->cancel for values %EXT_CORO;
3166	%EXT_CORO = ();
3167
3168	warn "removing commands";
3169	%COMMAND = ();
3170
3171	warn "removing ext/exti commands";
3172	%EXTCMD = ();
3173	%EXTICMD = ();
3174
3175	warn "unloading/nuking all extensions";
3176	for my $pkg (@EXTS) {
3177	warn "... unloading $pkg";
3178
3179	if (my $cb = $pkg->can ("unload")) {
3180	eval {
3181	$cb->($pkg);
3182	1
3183	} or warn "$pkg unloaded, but with errors: $@";
3184	}	3822	}
3185		3823
3186	warn "... nuking $pkg";	3824	warn "cancelling all extension coros";
3187	Symbol::delete_package $pkg;	3825	$_->cancel for values %EXT_CORO;
3188	}	3826	%EXT_CORO = ();
3189		3827
3190	warn "unloading all perl modules loaded from $LIBDIR";	3828	warn "removing commands";
3191	while (my ($k, $v) = each %INC) {	3829	%COMMAND = ();
3192	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3193		3830
		3831	warn "removing ext/exti commands";
		3832	%EXTCMD = ();
		3833	%EXTICMD = ();
		3834
		3835	warn "unloading/nuking all extensions";
		3836	for my $pkg (@EXTS) {
3194	warn "... unloading $k";	3837	warn "... unloading $pkg";
3195	delete $INC{$k};
3196		3838
3197	$k =~ s/\.pm$//;
3198	$k =~ s/\//::/g;
3199
3200	if (my $cb = $k->can ("unload_module")) {	3839	if (my $cb = $pkg->can ("unload")) {
		3840	eval {
3201	$cb->();	3841	$cb->($pkg);
		3842	1
		3843	} or warn "$pkg unloaded, but with errors: $@";
		3844	}
		3845
		3846	warn "... clearing $pkg";
		3847	clear_package $pkg;
3202	}	3848	}
3203		3849
3204	Symbol::delete_package $k;	3850	warn "unloading all perl modules loaded from $LIBDIR";
		3851	while (my ($k, $v) = each %INC) {
		3852	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3853
		3854	warn "... unloading $k";
		3855	delete $INC{$k};
		3856
		3857	$k =~ s/\.pm$//;
		3858	$k =~ s/\//::/g;
		3859
		3860	if (my $cb = $k->can ("unload_module")) {
		3861	$cb->();
		3862	}
		3863
		3864	clear_package $k;
3205	}	3865	}
3206		3866
3207	warn "getting rid of safe::, as good as possible";	3867	warn "getting rid of safe::, as good as possible";
3208	Symbol::delete_package "safe::$_"	3868	clear_package "safe::$_"
3209	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3869	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3210		3870
3211	warn "unloading cf.pm \"a bit\"";	3871	warn "unloading cf.pm \"a bit\"";
3212	delete $INC{"cf.pm"};	3872	delete $INC{"cf.pm"};
3213	delete $INC{"cf/pod.pm"};	3873	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3214		3874
3215	# don't, removes xs symbols, too,	3875	# don't, removes xs symbols, too,
3216	# and global variables created in xs	3876	# and global variables created in xs
3217	#Symbol::delete_package __PACKAGE__;	3877	#clear_package __PACKAGE__;
3218		3878
3219	warn "unload completed, starting to reload now";	3879	warn "unload completed, starting to reload now";
3220		3880
3221	warn "reloading cf.pm";	3881	warn "reloading cf.pm";
3222	require cf;	3882	require cf;
3223	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3883	cf::_connect_to_perl_1;
3224		3884
3225	warn "loading config and database again";	3885	warn "loading config and database again";
3226	cf::cfg_load;	3886	cf::reload_config;
3227		3887
3228	warn "loading extensions";	3888	warn "loading extensions";
3229	cf::load_extensions;	3889	cf::load_extensions;
3230		3890
		3891	if ($REATTACH_ON_RELOAD) {
3231	warn "reattaching attachments to objects/players";	3892	warn "reattaching attachments to objects/players";
3232	_global_reattach; # objects, sockets	3893	_global_reattach; # objects, sockets
3233	warn "reattaching attachments to maps";	3894	warn "reattaching attachments to maps";
3234	reattach $_ for values %MAP;	3895	reattach $_ for values %MAP;
3235	warn "reattaching attachments to players";	3896	warn "reattaching attachments to players";
3236	reattach $_ for values %PLAYER;	3897	reattach $_ for values %PLAYER;
		3898	}
3237		3899
		3900	warn "running post_init jobs";
		3901	(pop @POST_INIT)->(1) while @POST_INIT;
		3902
3238	warn "leaving sync_job";	3903	warn "leaving sync_job";
3239		3904
3240	1	3905	1
3241	} or do {	3906	} or do {
3242	warn $@;	3907	warn $@;
3243	warn "error while reloading, exiting.";	3908	cf::cleanup "error while reloading, exiting.";
3244	exit 1;
3245	};	3909	};
3246		3910
3247	warn "reloaded";	3911	warn "reloaded";
		3912	--$RELOAD;
		3913	}
		3914
		3915	$t1 = AE::time - $t1;
		3916	warn "reload completed in ${t1}s\n";
3248	};	3917	};
3249		3918
3250	our $RELOAD_WATCHER; # used only during reload	3919	our $RELOAD_WATCHER; # used only during reload
3251		3920
3252	sub reload_perl() {	3921	sub reload_perl() {
3253	# doing reload synchronously and two reloads happen back-to-back,	3922	# doing reload synchronously and two reloads happen back-to-back,
3254	# coro crashes during coro_state_free->destroy here.	3923	# coro crashes during coro_state_free->destroy here.
3255		3924
3256	$RELOAD_WATCHER ||= Event->timer (	3925	$RELOAD_WATCHER ||= cf::async {
3257	reentrant => 0,	3926	Coro::AIO::aio_wait cache_extensions;
3258	after => 0,	3927
3259	data => WF_AUTOCANCEL,	3928	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3260	cb => sub {
3261	do_reload_perl;	3929	do_reload_perl;
3262	undef $RELOAD_WATCHER;	3930	undef $RELOAD_WATCHER;
3263	},	3931	};
3264	);	3932	};
3265	}	3933	}
3266		3934
3267	register_command "reload" => sub {	3935	register_command "reload" => sub {
3268	my ($who, $arg) = @_;	3936	my ($who, $arg) = @_;
3269		3937
3270	if ($who->flag (FLAG_WIZ)) {	3938	if ($who->flag (FLAG_WIZ)) {
3271	$who->message ("reloading server.");	3939	$who->message ("reloading server.");
		3940	async {
		3941	$Coro::current->{desc} = "perl_reload";
3272	async { reload_perl };	3942	reload_perl;
		3943	};
3273	}	3944	}
3274	};	3945	};
3275		3946
3276	unshift @INC, $LIBDIR;	3947	unshift @INC, $LIBDIR;
3277		3948
…		…
3279		3950
3280	our @WAIT_FOR_TICK;	3951	our @WAIT_FOR_TICK;
3281	our @WAIT_FOR_TICK_BEGIN;	3952	our @WAIT_FOR_TICK_BEGIN;
3282		3953
3283	sub wait_for_tick {	3954	sub wait_for_tick {
3284	return unless $TICK_WATCHER->is_active;
3285	return if $Coro::current == $Coro::main;	3955	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3286		3956
3287	my $signal = new Coro::Signal;	3957	my $signal = new Coro::Signal;
3288	push @WAIT_FOR_TICK, $signal;	3958	push @WAIT_FOR_TICK, $signal;
3289	$signal->wait;	3959	$signal->wait;
3290	}	3960	}
3291		3961
3292	sub wait_for_tick_begin {	3962	sub wait_for_tick_begin {
3293	return unless $TICK_WATCHER->is_active;
3294	return if $Coro::current == $Coro::main;	3963	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3295		3964
3296	my $signal = new Coro::Signal;	3965	my $signal = new Coro::Signal;
3297	push @WAIT_FOR_TICK_BEGIN, $signal;	3966	push @WAIT_FOR_TICK_BEGIN, $signal;
3298	$signal->wait;	3967	$signal->wait;
3299	}	3968	}
3300		3969
3301	my $min = 1e6;#d#	3970	sub tick {
3302	my $avg = 10;
3303	$TICK_WATCHER = Event->timer (
3304	reentrant => 0,
3305	parked => 1,
3306	prio => 0,
3307	at => $NEXT_TICK || $TICK,
3308	data => WF_AUTOCANCEL,
3309	cb => sub {
3310	if ($Coro::current != $Coro::main) {	3971	if ($Coro::current != $Coro::main) {
3311	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3972	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3312	unless ++$bug_warning > 10;	3973	unless ++$bug_warning > 10;
3313	return;	3974	return;
3314	}	3975	}
3315		3976
3316	$NOW = $tick_start = Event::time;
3317
3318	cf::server_tick; # one server iteration	3977	cf::server_tick; # one server iteration
3319		3978
3320	0 && sync_job {#d#	3979	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3321	for(1..10) {
3322	my $t = Event::time;
3323	my $map = my $map = new_from_path cf::map "/tmp/x.map"
3324	or die;
3325		3980
3326	$map->width (50);	3981	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3327	$map->height (50);	3982	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3328	$map->alloc;	3983	Coro::async_pool {
3329	$map->_load_objects ("/tmp/x.map", 1);	3984	$Coro::current->{desc} = "runtime saver";
3330	my $t = Event::time - $t;	3985	write_runtime_sync
3331		3986	or warn "ERROR: unable to write runtime file: $!";
3332	#next unless $t < 0.0013;#d#
3333	if ($t < $min) {
3334	$min = $t;
3335	}
3336	$avg = $avg * 0.99 + $t * 0.01;
3337	}
3338	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3339	exit 0;
3340	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3341	};	3987	};
		3988	}
3342		3989
3343	$RUNTIME += $TICK;
3344	$NEXT_TICK += $TICK;
3345
3346	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3347	$NEXT_RUNTIME_WRITE = $NOW + 10;
3348	Coro::async_pool {
3349	write_runtime
3350	or warn "ERROR: unable to write runtime file: $!";
3351	};
3352	}
3353
3354	# my $AFTER = Event::time;
3355	# warn $AFTER - $NOW;#d#
3356
3357	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3990	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3358	$sig->send;	3991	$sig->send;
3359	}	3992	}
3360	while (my $sig = shift @WAIT_FOR_TICK) {	3993	while (my $sig = shift @WAIT_FOR_TICK) {
3361	$sig->send;	3994	$sig->send;
3362	}	3995	}
3363		3996
3364	$NOW = Event::time;	3997	$LOAD = ($NOW - $TICK_START) / $TICK;
3365
3366	# if we are delayed by four ticks or more, skip them all
3367	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3368
3369	$TICK_WATCHER->at ($NEXT_TICK);
3370	$TICK_WATCHER->start;
3371
3372	$LOAD = ($NOW - $tick_start) / $TICK;
3373	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3998	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3374		3999
3375	_post_tick;	4000	if (0) {
3376		4001	if ($NEXT_TICK) {
3377		4002	my $jitter = $TICK_START - $NEXT_TICK;
		4003	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4004	warn "jitter $JITTER\n";#d#
		4005	}
3378	},	4006	}
3379	);	4007	}
3380		4008
3381	{	4009	{
3382	BDB::max_poll_time $TICK * 0.1;	4010	# configure BDB
3383	$BDB_POLL_WATCHER = Event->io (	4011
3384	reentrant => 0,
3385	fd => BDB::poll_fileno,
3386	poll => 'r',
3387	prio => 0,
3388	data => WF_AUTOCANCEL,
3389	cb => \&BDB::poll_cb,
3390	);
3391	BDB::min_parallel 8;	4012	BDB::min_parallel 16;
3392		4013	BDB::max_poll_reqs $TICK * 0.1;
3393	BDB::set_sync_prepare {	4014	$AnyEvent::BDB::WATCHER->priority (1);
3394	my $status;
3395	my $current = $Coro::current;
3396	(
3397	sub {
3398	$status = $!;
3399	$current->ready; undef $current;
3400	},
3401	sub {
3402	Coro::schedule while defined $current;
3403	$! = $status;
3404	},
3405	)
3406	};
3407		4015
3408	unless ($DB_ENV) {	4016	unless ($DB_ENV) {
3409	$DB_ENV = BDB::db_env_create;	4017	$DB_ENV = BDB::db_env_create;
		4018	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		4019	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4020	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		4021	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		4022	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3410		4023
3411	cf::sync_job {	4024	cf::sync_job {
3412	eval {	4025	eval {
3413	BDB::db_env_open	4026	BDB::db_env_open
3414	$DB_ENV,	4027	$DB_ENV,
…		…
3416	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4029	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3417	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4030	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3418	0666;	4031	0666;
3419		4032
3420	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4033	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3421
3422	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3423	$DB_ENV->set_lk_detect;
3424	};	4034	};
3425		4035
3426	cf::cleanup "db_env_open(db): $@" if $@;	4036	cf::cleanup "db_env_open(db): $@" if $@;
3427	};	4037	};
3428	}	4038	}
		4039
		4040	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		4041	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		4042	};
		4043	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		4044	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		4045	};
		4046	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		4047	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		4048	};
3429	}	4049	}
3430		4050
3431	{	4051	{
		4052	# configure IO::AIO
		4053
3432	IO::AIO::min_parallel 8;	4054	IO::AIO::min_parallel 8;
3433
3434	undef $Coro::AIO::WATCHER;
3435	IO::AIO::max_poll_time $TICK * 0.1;	4055	IO::AIO::max_poll_time $TICK * 0.1;
3436	$AIO_POLL_WATCHER = Event->io (	4056	undef $AnyEvent::AIO::WATCHER;
3437	reentrant => 0,
3438	data => WF_AUTOCANCEL,
3439	fd => IO::AIO::poll_fileno,
3440	poll => 'r',
3441	prio => 6,
3442	cb => \&IO::AIO::poll_cb,
3443	);
3444	}	4057	}
3445		4058
3446	my $_log_backtrace;	4059	my $_log_backtrace;
3447		4060
3448	sub _log_backtrace {	4061	sub _log_backtrace {
…		…
3451	$msg =~ s/\n//;	4064	$msg =~ s/\n//;
3452		4065
3453	# limit the # of concurrent backtraces	4066	# limit the # of concurrent backtraces
3454	if ($_log_backtrace < 2) {	4067	if ($_log_backtrace < 2) {
3455	++$_log_backtrace;	4068	++$_log_backtrace;
		4069	my $perl_bt = Carp::longmess $msg;
3456	async {	4070	async {
		4071	$Coro::current->{desc} = "abt $msg";
		4072
3457	my @bt = fork_call {	4073	my @bt = fork_call {
3458	@addr = map { sprintf "%x", $_ } @addr;	4074	@addr = map { sprintf "%x", $_ } @addr;
3459	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4075	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3460	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4076	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3461	or die "addr2line: $!";	4077	or die "addr2line: $!";
…		…
3469	}	4085	}
3470		4086
3471	@funcs	4087	@funcs
3472	};	4088	};
3473		4089
3474	LOG llevInfo, "[ABT] $msg\n";	4090	LOG llevInfo, "[ABT] $perl_bt\n";
		4091	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3475	LOG llevInfo, "[ABT] $_\n" for @bt;	4092	LOG llevInfo, "[ABT] $_\n" for @bt;
3476	--$_log_backtrace;	4093	--$_log_backtrace;
3477	};	4094	};
3478	} else {	4095	} else {
3479	LOG llevInfo, "[ABT] $msg\n";	4096	LOG llevInfo, "[ABT] $msg\n";
3480	LOG llevInfo, "[ABT] [suppressed]\n";	4097	LOG llevInfo, "[ABT] [suppressed]\n";
3481	}	4098	}
3482	}	4099	}
3483		4100
3484	# load additional modules	4101	# load additional modules
3485	use cf::pod;	4102	require "cf/$_.pm" for @EXTRA_MODULES;
		4103	cf::_connect_to_perl_2;
3486		4104
3487	END { cf::emergency_save }	4105	END { cf::emergency_save }
3488		4106
3489	1	4107	1
3490		4108

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