ViewVC Help

View File | Revision Log | Show Annotations | Download File

/cvs/deliantra/server/lib/cf.pm

Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.392 by root, Fri Oct 26 04:44:54 2007 UTC vs.
Revision 1.506 by root, Wed Feb 3 20:48:22 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 Event;	32	use EV;
10	use Opcode;	33	use Opcode;
11	use Safe;	34	use Safe;
12	use Safe::Hole;	35	use Safe::Hole;
13	use Storable ();	36	use Storable ();
		37	use Carp ();
14		38
		39	use Guard ();
15	use Coro 4.1 ();	40	use Coro ();
16	use Coro::State;	41	use Coro::State;
17	use Coro::Handle;	42	use Coro::Handle;
		43	use Coro::EV;
18	use Coro::Event;	44	use Coro::AnyEvent;
19	use Coro::Timer;	45	use Coro::Timer;
20	use Coro::Signal;	46	use Coro::Signal;
21	use Coro::Semaphore;	47	use Coro::Semaphore;
		48	use Coro::SemaphoreSet;
		49	use Coro::AnyEvent;
22	use Coro::AIO;	50	use Coro::AIO;
		51	use Coro::BDB 1.6;
23	use Coro::Storable;	52	use Coro::Storable;
24	use Coro::Util ();	53	use Coro::Util ();
25		54
26	use JSON::XS ();	55	use JSON::XS 2.01 ();
27	use BDB ();	56	use BDB ();
28	use Data::Dumper;	57	use Data::Dumper;
29	use Digest::MD5;
30	use Fcntl;	58	use Fcntl;
31	use YAML::Syck ();	59	use YAML::XS ();
32	use IO::AIO 2.51 ();	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;
75		112
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	113	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	114	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	115	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	116	our $USE_FSYNC = 1; # use fsync to write maps - default on
83		117
84	our $BDB_POLL_WATCHER;
85	our $BDB_DEADLOCK_WATCHER;	118	our $BDB_DEADLOCK_WATCHER;
86	our $BDB_CHECKPOINT_WATCHER;	119	our $BDB_CHECKPOINT_WATCHER;
87	our $BDB_TRICKLE_WATCHER;	120	our $BDB_TRICKLE_WATCHER;
88	our $DB_ENV;	121	our $DB_ENV;
89		122
		123	our @EXTRA_MODULES = qw(pod match mapscript);
		124
90	our %CFG;	125	our %CFG;
91		126
92	our $UPTIME; $UPTIME ||= time;	127	our $UPTIME; $UPTIME ||= time;
93	our $RUNTIME;	128	our $RUNTIME;
		129	our $NOW;
94		130
95	our (%PLAYER, %PLAYER_LOADING); # all users	131	our (%PLAYER, %PLAYER_LOADING); # all users
96	our (%MAP, %MAP_LOADING ); # all maps	132	our (%MAP, %MAP_LOADING ); # all maps
97	our $LINK_MAP; # the special {link} map, which is always available	133	our $LINK_MAP; # the special {link} map, which is always available
98		134
99	# used to convert map paths into valid unix filenames by replacing / by ∕	135	# used to convert map paths into valid unix filenames by replacing / by ∕
100	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	136	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
101		137
102	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	138	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
103	our $LOADAVG; # same thing, but with alpha-smoothing	139	our $LOADAVG; # same thing, but with alpha-smoothing
		140	our $JITTER; # average jitter
104	our $tick_start; # for load detecting purposes	141	our $TICK_START; # for load detecting purposes
		142
		143	our @POST_INIT;
		144
		145	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		146	our $REALLY_UNLOOP; # never set to true, please :)
105		147
106	binmode STDOUT;	148	binmode STDOUT;
107	binmode STDERR;	149	binmode STDERR;
108		150
109	# read virtual server time, if available	151	# read virtual server time, if available
110	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	152	unless ($RUNTIME || !-e $RUNTIMEFILE) {
111	open my $fh, "<", "$LOCALDIR/runtime"	153	open my $fh, "<", $RUNTIMEFILE
112	or die "unable to read runtime file: $!";	154	or die "unable to read $RUNTIMEFILE file: $!";
113	$RUNTIME = <$fh> + 0.;	155	$RUNTIME = <$fh> + 0.;
114	}	156	}
		157
		158	eval "sub TICK() { $TICK } 1" or die;
115		159
116	mkdir $_	160	mkdir $_
117	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	161	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
118		162
119	our $EMERGENCY_POSITION;	163	our $EMERGENCY_POSITION;
120		164
121	sub cf::map::normalise;	165	sub cf::map::normalise;
		166
		167	#############################################################################
		168
		169	%REFLECT = ();
		170	for (@REFLECT) {
		171	my $reflect = JSON::XS::decode_json $_;
		172	$REFLECT{$reflect->{class}} = $reflect;
		173	}
		174
		175	# this is decidedly evil
		176	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
122		177
123	#############################################################################	178	#############################################################################
124		179
125	=head2 GLOBAL VARIABLES	180	=head2 GLOBAL VARIABLES
126		181
…		…
162		217
163	The raw value load value from the last tick.	218	The raw value load value from the last tick.
164		219
165	=item %cf::CFG	220	=item %cf::CFG
166		221
167	Configuration for the server, loaded from C</etc/crossfire/config>, or	222	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
168	from wherever your confdir points to.	223	from wherever your confdir points to.
169		224
170	=item cf::wait_for_tick, cf::wait_for_tick_begin	225	=item cf::wait_for_tick, cf::wait_for_tick_begin
171		226
172	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	227	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
173	returns directly I<after> the tick processing (and consequently, can only wake one process	228	returns directly I<after> the tick processing (and consequently, can only wake one process
174	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	229	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
175		230
176	=item @cf::INVOKE_RESULTS	231	=item @cf::INVOKE_RESULTS
177		232
178	This array contains the results of the last C<invoke ()> call. When	233	This array contains the results of the last C<invoke ()> call. When
179	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	234	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
180	that call.	235	that call.
181		236
		237	=item %cf::REFLECT
		238
		239	Contains, for each (C++) class name, a hash reference with information
		240	about object members (methods, scalars, arrays and flags) and other
		241	metadata, which is useful for introspection.
		242
182	=back	243	=back
183		244
184	=cut	245	=cut
185		246
186	BEGIN {	247	$Coro::State::WARNHOOK = sub {
187	*CORE::GLOBAL::warn = sub {
188	my $msg = join "", @_;	248	my $msg = join "", @_;
189		249
190	$msg .= "\n"	250	$msg .= "\n"
191	unless $msg =~ /\n$/;	251	unless $msg =~ /\n$/;
192		252
193	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	253	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
194		254
195	LOG llevError, $msg;	255	LOG llevError, $msg;
196	};	256	};
197	}	257
		258	$Coro::State::DIEHOOK = sub {
		259	return unless $^S eq 0; # "eq", not "=="
		260
		261	warn Carp::longmess $_[0];
		262
		263	if ($Coro::current == $Coro::main) {#d#
		264	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		265	return;#d#
		266	}#d#
		267
		268	# kill coroutine otherwise
		269	Coro::terminate
		270	};
198		271
199	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	272	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
200	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	273	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
201	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	274	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
202	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	275	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
209	for my $pkg (qw(	282	for my $pkg (qw(
210	cf::global cf::attachable	283	cf::global cf::attachable
211	cf::object cf::object::player	284	cf::object cf::object::player
212	cf::client cf::player	285	cf::client cf::player
213	cf::arch cf::living	286	cf::arch cf::living
		287	cf::map cf::mapspace
214	cf::map cf::party cf::region	288	cf::party cf::region
215	)) {	289	)) {
216	no strict 'refs';
217	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	290	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
218	}	291	}
219		292
220	$Event::DIED = sub {	293	$EV::DIED = sub {
221	warn "error in event callback: @_";	294	Carp::cluck "error in event callback: @_";
222	};	295	};
223		296
224	#############################################################################	297	#############################################################################
225		298
226	=head2 UTILITY FUNCTIONS	299	=head2 UTILITY FUNCTIONS
…		…
248	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	321	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
249	$d	322	$d
250	} || "[unable to dump $_[0]: '$@']";	323	} || "[unable to dump $_[0]: '$@']";
251	}	324	}
252		325
253	=item $ref = cf::from_json $json	326	=item $ref = cf::decode_json $json
254		327
255	Converts a JSON string into the corresponding perl data structure.	328	Converts a JSON string into the corresponding perl data structure.
256		329
257	=item $json = cf::to_json $ref	330	=item $json = cf::encode_json $ref
258		331
259	Converts a perl data structure into its JSON representation.	332	Converts a perl data structure into its JSON representation.
260		333
261	=cut	334	=cut
262		335
263	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	336	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
264		337
265	sub to_json ($) { $json_coder->encode ($_[0]) }	338	sub encode_json($) { $json_coder->encode ($_[0]) }
266	sub from_json ($) { $json_coder->decode ($_[0]) }	339	sub decode_json($) { $json_coder->decode ($_[0]) }
		340
		341	=item cf::post_init { BLOCK }
		342
		343	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		344	but I<before> the server starts ticking again.
		345
		346	The cdoeblock will have a single boolean argument to indicate whether this
		347	is a reload or not.
		348
		349	=cut
		350
		351	sub post_init(&) {
		352	push @POST_INIT, shift;
		353	}
267		354
268	=item cf::lock_wait $string	355	=item cf::lock_wait $string
269		356
270	Wait until the given lock is available. See cf::lock_acquire.	357	Wait until the given lock is available. See cf::lock_acquire.
271		358
272	=item my $lock = cf::lock_acquire $string	359	=item my $lock = cf::lock_acquire $string
273		360
274	Wait until the given lock is available and then acquires it and returns	361	Wait until the given lock is available and then acquires it and returns
275	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	362	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
276	for example when the coroutine gets canceled), the lock is automatically	363	for example when the coroutine gets canceled), the lock is automatically
277	returned.	364	returned.
278		365
279	Locks are *not* recursive, locking from the same coro twice results in a	366	Locks are *not* recursive, locking from the same coro twice results in a
280	deadlocked coro.	367	deadlocked coro.
…		…
286		373
287	Return true if the lock is currently active, i.e. somebody has locked it.	374	Return true if the lock is currently active, i.e. somebody has locked it.
288		375
289	=cut	376	=cut
290		377
291	our %LOCK;	378	our $LOCKS = new Coro::SemaphoreSet;
292	our %LOCKER;#d#
293		379
294	sub lock_wait($) {	380	sub lock_wait($) {
295	my ($key) = @_;	381	$LOCKS->wait ($_[0]);
296
297	if ($LOCKER{$key} == $Coro::current) {#d#
298	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
299	return;#d#
300	}#d#
301
302	# wait for lock, if any
303	while ($LOCK{$key}) {
304	push @{ $LOCK{$key} }, $Coro::current;
305	Coro::schedule;
306	}
307	}	382	}
308		383
309	sub lock_acquire($) {	384	sub lock_acquire($) {
310	my ($key) = @_;	385	$LOCKS->guard ($_[0])
311
312	# wait, to be sure we are not locked
313	lock_wait $key;
314
315	$LOCK{$key} = [];
316	$LOCKER{$key} = $Coro::current;#d#
317
318	Coro::guard {
319	delete $LOCKER{$key};#d#
320	# wake up all waiters, to be on the safe side
321	$_->ready for @{ delete $LOCK{$key} };
322	}
323	}	386	}
324		387
325	sub lock_active($) {	388	sub lock_active($) {
326	my ($key) = @_;	389	$LOCKS->count ($_[0]) < 1
327
328	! ! $LOCK{$key}
329	}	390	}
330		391
331	sub freeze_mainloop {	392	sub freeze_mainloop {
332	return unless $TICK_WATCHER->is_active;	393	tick_inhibit_inc;
333		394
334	my $guard = Coro::guard {	395	&Guard::guard (\&tick_inhibit_dec);
335	$TICK_WATCHER->start;	396	}
336	};	397
337	$TICK_WATCHER->stop;	398	=item cf::periodic $interval, $cb
338	$guard	399
		400	Like EV::periodic, but randomly selects a starting point so that the actions
		401	get spread over timer.
		402
		403	=cut
		404
		405	sub periodic($$) {
		406	my ($interval, $cb) = @_;
		407
		408	my $start = rand List::Util::min 180, $interval;
		409
		410	EV::periodic $start, $interval, 0, $cb
339	}	411	}
340		412
341	=item cf::get_slot $time[, $priority[, $name]]	413	=item cf::get_slot $time[, $priority[, $name]]
342		414
343	Allocate $time seconds of blocking CPU time at priority C<$priority>:	415	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
351		423
352	=cut	424	=cut
353		425
354	our @SLOT_QUEUE;	426	our @SLOT_QUEUE;
355	our $SLOT_QUEUE;	427	our $SLOT_QUEUE;
		428	our $SLOT_DECAY = 0.9;
356		429
357	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	430	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
358	$SLOT_QUEUE = Coro::async {	431	$SLOT_QUEUE = Coro::async {
359	$Coro::current->desc ("timeslot manager");	432	$Coro::current->desc ("timeslot manager");
360		433
361	my $signal = new Coro::Signal;	434	my $signal = new Coro::Signal;
		435	my $busy;
362		436
363	while () {	437	while () {
364	next_job:	438	next_job:
		439
365	my $avail = cf::till_tick;	440	my $avail = cf::till_tick;
366	if ($avail > 0.01) {	441
367	for (0 .. $#SLOT_QUEUE) {	442	for (0 .. $#SLOT_QUEUE) {
368	if ($SLOT_QUEUE[$_][0] < $avail) {	443	if ($SLOT_QUEUE[$_][0] <= $avail) {
		444	$busy = 0;
369	my $job = splice @SLOT_QUEUE, $_, 1, ();	445	my $job = splice @SLOT_QUEUE, $_, 1, ();
370	$job->[2]->send;	446	$job->[2]->send;
371	Coro::cede;	447	Coro::cede;
372	goto next_job;	448	goto next_job;
373	}	449	} else {
		450	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
374	}	451	}
375	}	452	}
376		453
377	if (@SLOT_QUEUE) {	454	if (@SLOT_QUEUE) {
378	# we do not use wait_for_tick() as it returns immediately when tick is inactive	455	# we do not use wait_for_tick() as it returns immediately when tick is inactive
379	push @cf::WAIT_FOR_TICK, $signal;	456	push @cf::WAIT_FOR_TICK, $signal;
380	$signal->wait;	457	$signal->wait;
381	} else {	458	} else {
		459	$busy = 0;
382	Coro::schedule;	460	Coro::schedule;
383	}	461	}
384	}	462	}
385	};	463	};
386		464
387	sub get_slot($;$$) {	465	sub get_slot($;$$) {
		466	return if tick_inhibit || $Coro::current == $Coro::main;
		467
388	my ($time, $pri, $name) = @_;	468	my ($time, $pri, $name) = @_;
389		469
390	$time = $TICK * .6 if $time > $TICK * .6;	470	$time = clamp $time, 0.01, $TICK * .6;
		471
391	my $sig = new Coro::Signal;	472	my $sig = new Coro::Signal;
392		473
393	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	474	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
394	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	475	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
395	$SLOT_QUEUE->ready;	476	$SLOT_QUEUE->ready;
…		…
406		487
407	BEGIN { *async = \&Coro::async_pool }	488	BEGIN { *async = \&Coro::async_pool }
408		489
409	=item cf::sync_job { BLOCK }	490	=item cf::sync_job { BLOCK }
410		491
411	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	492	The design of Deliantra requires that the main coroutine ($Coro::main)
412	is always able to handle events or runnable, as Crossfire TRT is only	493	is always able to handle events or runnable, as Deliantra is only
413	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	494	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
414	acceptable.	495	acceptable.
415		496
416	If it must be done, put the blocking parts into C<sync_job>. This will run	497	If it must be done, put the blocking parts into C<sync_job>. This will run
417	the given BLOCK in another coroutine while waiting for the result. The	498	the given BLOCK in another coroutine while waiting for the result. The
…		…
422		503
423	sub sync_job(&) {	504	sub sync_job(&) {
424	my ($job) = @_;	505	my ($job) = @_;
425		506
426	if ($Coro::current == $Coro::main) {	507	if ($Coro::current == $Coro::main) {
427	my $time = Event::time;	508	my $time = EV::time;
428		509
429	# this is the main coro, too bad, we have to block	510	# this is the main coro, too bad, we have to block
430	# till the operation succeeds, freezing the server :/	511	# till the operation succeeds, freezing the server :/
431		512
432	LOG llevError, Carp::longmess "sync job";#d#	513	LOG llevError, Carp::longmess "sync job";#d#
433		514
434	# TODO: use suspend/resume instead
435	# (but this is cancel-safe)
436	my $freeze_guard = freeze_mainloop;	515	my $freeze_guard = freeze_mainloop;
437		516
438	my $busy = 1;	517	my $busy = 1;
439	my @res;	518	my @res;
440		519
…		…
447		526
448	while ($busy) {	527	while ($busy) {
449	if (Coro::nready) {	528	if (Coro::nready) {
450	Coro::cede_notself;	529	Coro::cede_notself;
451	} else {	530	} else {
452	Event::one_event;	531	EV::loop EV::LOOP_ONESHOT;
453	}	532	}
454	}	533	}
455		534
456	$time = Event::time - $time;	535	my $time = EV::time - $time;
457		536
458	LOG llevError | logBacktrace, Carp::longmess "long sync job"
459	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
460
461	$tick_start += $time; # do not account sync jobs to server load	537	$TICK_START += $time; # do not account sync jobs to server load
462		538
463	wantarray ? @res : $res[0]	539	wantarray ? @res : $res[0]
464	} else {	540	} else {
465	# we are in another coroutine, how wonderful, everything just works	541	# we are in another coroutine, how wonderful, everything just works
466		542
…		…
491	=item fork_call { }, $args	567	=item fork_call { }, $args
492		568
493	Executes the given code block with the given arguments in a seperate	569	Executes the given code block with the given arguments in a seperate
494	process, returning the results. Everything must be serialisable with	570	process, returning the results. Everything must be serialisable with
495	Coro::Storable. May, of course, block. Note that the executed sub may	571	Coro::Storable. May, of course, block. Note that the executed sub may
496	never block itself or use any form of Event handling.	572	never block itself or use any form of event handling.
497		573
498	=cut	574	=cut
499		575
500	sub fork_call(&@) {	576	sub fork_call(&@) {
501	my ($cb, @args) = @_;	577	my ($cb, @args) = @_;
…		…
508	reset_signals;	584	reset_signals;
509	&$cb	585	&$cb
510	}, @args;	586	}, @args;
511		587
512	wantarray ? @res : $res[-1]	588	wantarray ? @res : $res[-1]
		589	}
		590
		591	=item $coin = coin_from_name $name
		592
		593	=cut
		594
		595	our %coin_alias = (
		596	"silver" => "silvercoin",
		597	"silvercoin" => "silvercoin",
		598	"silvercoins" => "silvercoin",
		599	"gold" => "goldcoin",
		600	"goldcoin" => "goldcoin",
		601	"goldcoins" => "goldcoin",
		602	"platinum" => "platinacoin",
		603	"platinumcoin" => "platinacoin",
		604	"platinumcoins" => "platinacoin",
		605	"platina" => "platinacoin",
		606	"platinacoin" => "platinacoin",
		607	"platinacoins" => "platinacoin",
		608	"royalty" => "royalty",
		609	"royalties" => "royalty",
		610	);
		611
		612	sub coin_from_name($) {
		613	$coin_alias{$_[0]}
		614	? cf::arch::find $coin_alias{$_[0]}
		615	: undef
513	}	616	}
514		617
515	=item $value = cf::db_get $family => $key	618	=item $value = cf::db_get $family => $key
516		619
517	Returns a single value from the environment database.	620	Returns a single value from the environment database.
…		…
656		759
657	#############################################################################	760	#############################################################################
658		761
659	=head2 ATTACHABLE OBJECTS	762	=head2 ATTACHABLE OBJECTS
660		763
661	Many objects in crossfire are so-called attachable objects. That means you can	764	Many objects in deliantra are so-called attachable objects. That means you can
662	attach callbacks/event handlers (a collection of which is called an "attachment")	765	attach callbacks/event handlers (a collection of which is called an "attachment")
663	to it. All such attachable objects support the following methods.	766	to it. All such attachable objects support the following methods.
664		767
665	In the following description, CLASS can be any of C<global>, C<object>	768	In the following description, CLASS can be any of C<global>, C<object>
666	C<player>, C<client> or C<map> (i.e. the attachable objects in	769	C<player>, C<client> or C<map> (i.e. the attachable objects in
667	Crossfire TRT).	770	Deliantra).
668		771
669	=over 4	772	=over 4
670		773
671	=item $attachable->attach ($attachment, key => $value...)	774	=item $attachable->attach ($attachment, key => $value...)
672		775
…		…
716	=item cf::CLASS::attachment $name, ...	819	=item cf::CLASS::attachment $name, ...
717		820
718	Register an attachment by C<$name> through which attachable objects of the	821	Register an attachment by C<$name> through which attachable objects of the
719	given CLASS can refer to this attachment.	822	given CLASS can refer to this attachment.
720		823
721	Some classes such as crossfire maps and objects can specify attachments	824	Some classes such as deliantra maps and objects can specify attachments
722	that are attached at load/instantiate time, thus the need for a name.	825	that are attached at load/instantiate time, thus the need for a name.
723		826
724	These calls expect any number of the following handler/hook descriptions:	827	These calls expect any number of the following handler/hook descriptions:
725		828
726	=over 4	829	=over 4
…		…
954	}	1057	}
955		1058
956	0	1059	0
957	}	1060	}
958		1061
959	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1062	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
960		1063
961	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1064	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
962		1065
963	Generate an object-specific event with the given arguments.	1066	Generate an object-specific event with the given arguments.
964		1067
…		…
1017		1120
1018	sub reattach {	1121	sub reattach {
1019	# basically do the same as instantiate, without calling instantiate	1122	# basically do the same as instantiate, without calling instantiate
1020	my ($obj) = @_;	1123	my ($obj) = @_;
1021		1124
		1125	# no longer needed after getting rid of delete_package?
1022	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1126	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
1023		1127
1024	my $registry = $obj->registry;	1128	my $registry = $obj->registry;
1025		1129
1026	@$registry = ();	1130	@$registry = ();
1027		1131
…		…
1042	cf::attachable->attach (	1146	cf::attachable->attach (
1043	prio => -1000000,	1147	prio => -1000000,
1044	on_instantiate => sub {	1148	on_instantiate => sub {
1045	my ($obj, $data) = @_;	1149	my ($obj, $data) = @_;
1046		1150
1047	$data = from_json $data;	1151	$data = decode_json $data;
1048		1152
1049	for (@$data) {	1153	for (@$data) {
1050	my ($name, $args) = @$_;	1154	my ($name, $args) = @$_;
1051		1155
1052	$obj->attach ($name, %{$args || {} });	1156	$obj->attach ($name, %{$args || {} });
…		…
1073	utf8::decode (my $decname = $filename);	1177	utf8::decode (my $decname = $filename);
1074	warn sprintf "saving %s (%d,%d)\n",	1178	warn sprintf "saving %s (%d,%d)\n",
1075	$decname, length $$rdata, scalar @$objs;	1179	$decname, length $$rdata, scalar @$objs;
1076		1180
1077	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1181	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1078	chmod SAVE_MODE, $fh;	1182	aio_chmod $fh, SAVE_MODE;
1079	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1183	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1080	aio_fsync $fh if $cf::USE_FSYNC;	1184	if ($cf::USE_FSYNC) {
		1185	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;
		1186	aio_fsync $fh;
		1187	}
1081	close $fh;	1188	aio_close $fh;
1082		1189
1083	if (@$objs) {	1190	if (@$objs) {
1084	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1191	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1085	chmod SAVE_MODE, $fh;	1192	aio_chmod $fh, SAVE_MODE;
1086	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1193	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1087	aio_write $fh, 0, (length $data), $data, 0;	1194	aio_write $fh, 0, (length $data), $data, 0;
1088	aio_fsync $fh if $cf::USE_FSYNC;	1195	if ($cf::USE_FSYNC) {
		1196	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;
		1197	aio_fsync $fh;
		1198	}
1089	close $fh;	1199	aio_close $fh;
1090	aio_rename "$filename.pst~", "$filename.pst";	1200	aio_rename "$filename.pst~", "$filename.pst";
1091	}	1201	}
1092	} else {	1202	} else {
1093	aio_unlink "$filename.pst";	1203	aio_unlink "$filename.pst";
1094	}	1204	}
1095		1205
1096	aio_rename "$filename~", $filename;	1206	aio_rename "$filename~", $filename;
		1207
		1208	$filename =~ s%/[^/]+$%%;
		1209	aio_pathsync $filename if $cf::USE_FSYNC;
1097	} else {	1210	} else {
1098	warn "FATAL: $filename~: $!\n";	1211	warn "unable to save objects: $filename~: $!\n";
1099	}	1212	}
1100	} else {	1213	} else {
1101	aio_unlink $filename;	1214	aio_unlink $filename;
1102	aio_unlink "$filename.pst";	1215	aio_unlink "$filename.pst";
1103	}	1216	}
…		…
1194	my ($name, $cb) = @_;	1307	my ($name, $cb) = @_;
1195		1308
1196	$EXTICMD{$name} = $cb;	1309	$EXTICMD{$name} = $cb;
1197	}	1310	}
1198		1311
		1312	use File::Glob ();
		1313
1199	cf::player->attach (	1314	cf::player->attach (
1200	on_command => sub {	1315	on_command => sub {
1201	my ($pl, $name, $params) = @_;	1316	my ($pl, $name, $params) = @_;
1202		1317
1203	my $cb = $COMMAND{$name}	1318	my $cb = $COMMAND{$name}
…		…
1235		1350
1236	cf::override;	1351	cf::override;
1237	},	1352	},
1238	);	1353	);
1239		1354
		1355	# "readahead" all extensions
		1356	sub cache_extensions {
		1357	my $grp = IO::AIO::aio_group;
		1358
		1359	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1360	for (grep /\.ext$/, @{$_[0]}) {
		1361	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1362	}
		1363	};
		1364
		1365	$grp
		1366	}
		1367
1240	sub load_extensions {	1368	sub load_extensions {
1241	cf::sync_job {	1369	cf::sync_job {
1242	my %todo;	1370	my %todo;
1243		1371
1244	for my $path (<$LIBDIR/*.ext>) {	1372	for my $path (<$LIBDIR/*.ext>) {
…		…
1263		1391
1264	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1392	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1265	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1393	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1266		1394
1267	$ext{source} =	1395	$ext{source} =
1268	"package $pkg; use strict; use utf8;\n"	1396	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1269	. "#line 1 \"$path\"\n{\n"	1397	. "#line 1 \"$path\"\n{\n"
1270	. $source	1398	. $source
1271	. "\n};\n1";	1399	. "\n};\n1";
1272		1400
1273	$todo{$base} = \%ext;	1401	$todo{$base} = \%ext;
1274	}	1402	}
1275		1403
		1404	my $pass = 0;
1276	my %done;	1405	my %done;
1277	while (%todo) {	1406	while (%todo) {
1278	my $progress;	1407	my $progress;
1279		1408
		1409	++$pass;
		1410
		1411	ext:
1280	while (my ($k, $v) = each %todo) {	1412	while (my ($k, $v) = each %todo) {
1281	for (split /,\s*/, $v->{meta}{depends}) {	1413	for (split /,\s*/, $v->{meta}{depends}) {
1282	goto skip	1414	next ext
1283	unless exists $done{$_};	1415	unless exists $done{$_};
1284	}	1416	}
1285		1417
1286	warn "... loading '$k' into '$v->{pkg}'\n";	1418	warn "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1287		1419
1288	unless (eval $v->{source}) {	1420	my $active = eval $v->{source};
		1421
		1422	if (length $@) {
1289	my $msg = $@ ? "$v->{path}: $@\n"	1423	warn "$v->{path}: $@\n";
1290	: "$v->{base}: extension inactive.\n";
1291		1424
		1425	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1292	if (exists $v->{meta}{mandatory}) {	1426	if exists $v->{meta}{mandatory};
1293	warn $msg;	1427	} else {
1294	warn "mandatory extension failed to load, exiting.\n";	1428	$done{$k} = delete $todo{$k};
1295	exit 1;	1429	push @EXTS, $v->{pkg};
1296	}	1430	$progress = 1;
1297		1431
1298	warn $msg;	1432	warn "$v->{base}: extension inactive.\n"
		1433	unless $active;
1299	}	1434	}
1300
1301	$done{$k} = delete $todo{$k};
1302	push @EXTS, $v->{pkg};
1303	$progress = 1;
1304	}	1435	}
1305		1436
1306	skip:	1437	unless ($progress) {
1307	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1438	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1308	unless $progress;	1439
		1440	while (my ($k, $v) = each %todo) {
		1441	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1442	if exists $v->{meta}{mandatory};
		1443	}
		1444	}
1309	}	1445	}
1310	};	1446	};
1311	}	1447	}
1312		1448
1313	#############################################################################	1449	#############################################################################
1314		1450
1315	=back	1451	=back
1316		1452
1317	=head2 CORE EXTENSIONS	1453	=head2 CORE EXTENSIONS
1318		1454
1319	Functions and methods that extend core crossfire objects.	1455	Functions and methods that extend core deliantra objects.
1320		1456
1321	=cut	1457	=cut
1322		1458
1323	package cf::player;	1459	package cf::player;
1324		1460
…		…
1367		1503
1368	sub exists($) {	1504	sub exists($) {
1369	my ($login) = @_;	1505	my ($login) = @_;
1370		1506
1371	$cf::PLAYER{$login}	1507	$cf::PLAYER{$login}
1372	or cf::sync_job { !aio_stat path $login }	1508	or !aio_stat path $login
1373	}	1509	}
1374		1510
1375	sub find($) {	1511	sub find($) {
1376	return $cf::PLAYER{$_[0]} || do {	1512	return $cf::PLAYER{$_[0]} || do {
1377	my $login = $_[0];	1513	my $login = $_[0];
…		…
1389	my $f = new_from_file cf::object::thawer path $login	1525	my $f = new_from_file cf::object::thawer path $login
1390	or return;	1526	or return;
1391		1527
1392	my $pl = cf::player::load_pl $f	1528	my $pl = cf::player::load_pl $f
1393	or return;	1529	or return;
		1530
1394	local $cf::PLAYER_LOADING{$login} = $pl;	1531	local $cf::PLAYER_LOADING{$login} = $pl;
1395	$f->resolve_delayed_derefs;	1532	$f->resolve_delayed_derefs;
1396	$cf::PLAYER{$login} = $pl	1533	$cf::PLAYER{$login} = $pl
1397	}	1534	}
1398	}	1535	}
…		…
1408		1545
1409	return if $pl->{deny_save};	1546	return if $pl->{deny_save};
1410		1547
1411	aio_mkdir playerdir $pl, 0770;	1548	aio_mkdir playerdir $pl, 0770;
1412	$pl->{last_save} = $cf::RUNTIME;	1549	$pl->{last_save} = $cf::RUNTIME;
		1550
		1551	cf::get_slot 0.01;
1413		1552
1414	$pl->save_pl ($path);	1553	$pl->save_pl ($path);
1415	cf::cede_to_tick;	1554	cf::cede_to_tick;
1416	}	1555	}
1417		1556
…		…
1449	my ($pl) = @_;	1588	my ($pl) = @_;
1450		1589
1451	my $name = $pl->ob->name;	1590	my $name = $pl->ob->name;
1452		1591
1453	$pl->{deny_save} = 1;	1592	$pl->{deny_save} = 1;
1454	$pl->password ("*"); # this should lock out the player until we nuked the dir	1593	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1455		1594
1456	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1595	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1457	$pl->deactivate;	1596	$pl->deactivate;
		1597	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1598	$pl->ob->check_score;
1458	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1599	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1459	$pl->ns->destroy if $pl->ns;	1600	$pl->ns->destroy if $pl->ns;
1460		1601
1461	my $path = playerdir $pl;	1602	my $path = playerdir $pl;
1462	my $temp = "$path~$cf::RUNTIME~deleting~";	1603	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1501		1642
1502	for my $login (@$dirs) {	1643	for my $login (@$dirs) {
1503	my $path = path $login;	1644	my $path = path $login;
1504		1645
1505	# a .pst is a dead give-away for a valid player	1646	# a .pst is a dead give-away for a valid player
1506	unless (-e "$path.pst") {	1647	# if no pst file found, open and chekc for blocked users
		1648	if (aio_stat "$path.pst") {
1507	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1649	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1508	aio_read $fh, 0, 512, my $buf, 0 or next;	1650	aio_read $fh, 0, 512, my $buf, 0 or next;
1509	$buf !~ /^password -------------$/m or next; # official not-valid tag	1651	$buf !~ /^password -------------$/m or next; # official not-valid tag
1510	}	1652	}
1511		1653
…		…
1542	}	1684	}
1543		1685
1544	\@paths	1686	\@paths
1545	}	1687	}
1546		1688
1547	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1689	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1548		1690
1549	Expand crossfire pod fragments into protocol xml.	1691	Expand deliantra pod fragments into protocol xml.
1550
1551	=cut
1552
1553	use re 'eval';
1554
1555	my $group;
1556	my $interior; $interior = qr{
1557	(?:
1558	\ (.*?)\ (?{ $group = $^N })
1559	| < (??{$interior}) >
1560	)
1561	}x;
1562
1563	sub expand_cfpod {
1564	my ($self, $pod) = @_;
1565
1566	my $xml;
1567
1568	while () {
1569	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
1570	$group = $1;
1571
1572	$group =~ s/&/&amp;/g;
1573	$group =~ s/</&lt;/g;
1574
1575	$xml .= $group;
1576	} elsif ($pod =~ m%\G
1577	([BCGHITU])
1578	<
1579	(?:
1580	([^<>]*) (?{ $group = $^N })
1581	| < $interior >
1582	)
1583	>
1584	%gcsx
1585	) {
1586	my ($code, $data) = ($1, $group);
1587
1588	if ($code eq "B") {
1589	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
1590	} elsif ($code eq "I") {
1591	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
1592	} elsif ($code eq "U") {
1593	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
1594	} elsif ($code eq "C") {
1595	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
1596	} elsif ($code eq "T") {
1597	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
1598	} elsif ($code eq "G") {
1599	my ($male, $female) = split /\|/, $data;
1600	$data = $self->gender ? $female : $male;
1601	$xml .= expand_cfpod ($self, $data);
1602	} elsif ($code eq "H") {
1603	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1604	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1605	"")
1606	[$self->{hintmode}];
1607	} else {
1608	$xml .= "error processing '$code($data)' directive";
1609	}
1610	} else {
1611	if ($pod =~ /\G(.+)/) {
1612	warn "parse error while expanding $pod (at $1)";
1613	}
1614	last;
1615	}
1616	}
1617
1618	for ($xml) {
1619	# create single paragraphs (very hackish)
1620	s/(?<=\S)\n(?=\w)/ /g;
1621
1622	# compress some whitespace
1623	s/\s+\n/\n/g; # ws line-ends
1624	s/\n\n+/\n/g; # double lines
1625	s/^\n+//; # beginning lines
1626	s/\n+$//; # ending lines
1627	}
1628
1629	$xml
1630	}
1631
1632	sub hintmode {
1633	$_[0]{hintmode} = $_[1] if @_ > 1;
1634	$_[0]{hintmode}
1635	}
1636		1692
1637	=item $player->ext_reply ($msgid, @msg)	1693	=item $player->ext_reply ($msgid, @msg)
1638		1694
1639	Sends an ext reply to the player.	1695	Sends an ext reply to the player.
1640		1696
…		…
1707	our $MAX_RESET = 3600;	1763	our $MAX_RESET = 3600;
1708	our $DEFAULT_RESET = 3000;	1764	our $DEFAULT_RESET = 3000;
1709		1765
1710	sub generate_random_map {	1766	sub generate_random_map {
1711	my ($self, $rmp) = @_;	1767	my ($self, $rmp) = @_;
		1768
		1769	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1770
1712	# mit "rum" bekleckern, nicht	1771	# mit "rum" bekleckern, nicht
1713	$self->_create_random_map (	1772	$self->_create_random_map (
1714	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1773	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1715	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1774	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1716	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1775	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1838		1897
1839	# the temporary/swap location	1898	# the temporary/swap location
1840	sub save_path {	1899	sub save_path {
1841	my ($self) = @_;	1900	my ($self) = @_;
1842		1901
1843	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1902	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1844	"$TMPDIR/$path.map"	1903	"$TMPDIR/$path.map"
1845	}	1904	}
1846		1905
1847	# the unique path, undef == no special unique path	1906	# the unique path, undef == no special unique path
1848	sub uniq_path {	1907	sub uniq_path {
1849	my ($self) = @_;	1908	my ($self) = @_;
1850		1909
1851	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1910	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1852	"$UNIQUEDIR/$path"	1911	"$UNIQUEDIR/$path"
1853	}
1854
1855	# and all this just because we cannot iterate over
1856	# all maps in C++...
1857	sub change_all_map_light {
1858	my ($change) = @_;
1859
1860	$_->change_map_light ($change)
1861	for grep $_->outdoor, values %cf::MAP;
1862	}	1912	}
1863		1913
1864	sub decay_objects {	1914	sub decay_objects {
1865	my ($self) = @_;	1915	my ($self) = @_;
1866		1916
…		…
1950	sub find {	2000	sub find {
1951	my ($path, $origin) = @_;	2001	my ($path, $origin) = @_;
1952		2002
1953	$path = normalise $path, $origin && $origin->path;	2003	$path = normalise $path, $origin && $origin->path;
1954		2004
1955	cf::lock_wait "map_data:$path";#d#remove	2005	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1956	cf::lock_wait "map_find:$path";	2006	my $guard2 = cf::lock_acquire "map_find:$path";
1957		2007
1958	$cf::MAP{$path} || do {	2008	$cf::MAP{$path} || do {
1959	my $guard1 = cf::lock_acquire "map_find:$path";
1960	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1961
1962	my $map = new_from_path cf::map $path	2009	my $map = new_from_path cf::map $path
1963	or return;	2010	or return;
1964		2011
1965	$map->{last_save} = $cf::RUNTIME;	2012	$map->{last_save} = $cf::RUNTIME;
1966		2013
…		…
1968	or return;	2015	or return;
1969		2016
1970	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2017	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1971	# doing this can freeze the server in a sync job, obviously	2018	# doing this can freeze the server in a sync job, obviously
1972	#$cf::WAIT_FOR_TICK->wait;	2019	#$cf::WAIT_FOR_TICK->wait;
		2020	undef $guard2;
1973	undef $guard1;	2021	undef $guard1;
1974	undef $guard2;
1975	$map->reset;	2022	$map->reset;
1976	return find $path;	2023	return find $path;
1977	}	2024	}
1978		2025
1979	$cf::MAP{$path} = $map	2026	$cf::MAP{$path} = $map
1980	}	2027	}
1981	}	2028	}
1982		2029
1983	sub pre_load { }	2030	sub pre_load { }
1984	sub post_load { }	2031	#sub post_load { } # XS
1985		2032
1986	sub load {	2033	sub load {
1987	my ($self) = @_;	2034	my ($self) = @_;
1988		2035
1989	local $self->{deny_reset} = 1; # loading can take a long time	2036	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2006	my $f = new_from_file cf::object::thawer $self->{load_path};	2053	my $f = new_from_file cf::object::thawer $self->{load_path};
2007	$f->skip_block;	2054	$f->skip_block;
2008	$self->_load_objects ($f)	2055	$self->_load_objects ($f)
2009	or return;	2056	or return;
2010		2057
2011	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2058	$self->post_load_original
2012	if delete $self->{load_original};	2059	if delete $self->{load_original};
2013		2060
2014	if (my $uniq = $self->uniq_path) {	2061	if (my $uniq = $self->uniq_path) {
2015	utf8::encode $uniq;	2062	utf8::encode $uniq;
2016	unless (aio_stat $uniq) {	2063	unless (aio_stat $uniq) {
…		…
2034	unless ($self->{deny_activate}) {	2081	unless ($self->{deny_activate}) {
2035	$self->decay_objects;	2082	$self->decay_objects;
2036	$self->fix_auto_apply;	2083	$self->fix_auto_apply;
2037	$self->update_buttons;	2084	$self->update_buttons;
2038	cf::cede_to_tick;	2085	cf::cede_to_tick;
2039	$self->set_darkness_map;
2040	cf::cede_to_tick;
2041	$self->activate;	2086	$self->activate;
2042	}	2087	}
2043		2088
2044	$self->{last_save} = $cf::RUNTIME;	2089	$self->{last_save} = $cf::RUNTIME;
2045	$self->last_access ($cf::RUNTIME);	2090	$self->last_access ($cf::RUNTIME);
2046		2091
2047	$self->in_memory (cf::MAP_IN_MEMORY);	2092	$self->in_memory (cf::MAP_ACTIVE);
2048	}	2093	}
2049		2094
2050	$self->post_load;	2095	$self->post_load;
2051	}	2096	}
2052		2097
…		…
2110	my ($path, $origin, $load) = @_;	2155	my ($path, $origin, $load) = @_;
2111		2156
2112	$path = normalise $path, $origin && $origin->{path};	2157	$path = normalise $path, $origin && $origin->{path};
2113		2158
2114	if (my $map = $cf::MAP{$path}) {	2159	if (my $map = $cf::MAP{$path}) {
2115	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2160	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2116	}	2161	}
2117		2162
2118	$MAP_PREFETCH{$path} |= $load;	2163	$MAP_PREFETCH{$path} |= $load;
2119		2164
2120	$MAP_PREFETCHER ||= cf::async {	2165	$MAP_PREFETCHER ||= cf::async {
…		…
2157	cf::async {	2202	cf::async {
2158	$Coro::current->{desc} = "map player save";	2203	$Coro::current->{desc} = "map player save";
2159	$_->contr->save for $self->players;	2204	$_->contr->save for $self->players;
2160	};	2205	};
2161		2206
		2207	cf::get_slot 0.02;
		2208
2162	if ($uniq) {	2209	if ($uniq) {
2163	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2210	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2164	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2211	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2165	} else {	2212	} else {
2166	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2213	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
…		…
2174	$self->save;	2221	$self->save;
2175		2222
2176	my $lock = cf::lock_acquire "map_data:$self->{path}";	2223	my $lock = cf::lock_acquire "map_data:$self->{path}";
2177		2224
2178	return if $self->players;	2225	return if $self->players;
2179	return if $self->in_memory != cf::MAP_IN_MEMORY;	2226	return if $self->in_memory != cf::MAP_ACTIVE;
2180	return if $self->{deny_save};	2227	return if $self->{deny_save};
2181		2228
2182	$self->in_memory (cf::MAP_SWAPPED);	2229	$self->in_memory (cf::MAP_SWAPPED);
2183		2230
2184	$self->deactivate;	2231	$self->deactivate;
…		…
2209		2256
2210	my $lock = cf::lock_acquire "map_data:$self->{path}";	2257	my $lock = cf::lock_acquire "map_data:$self->{path}";
2211		2258
2212	return if $self->players;	2259	return if $self->players;
2213		2260
2214	warn "resetting map ", $self->path;	2261	warn "resetting map ", $self->path, "\n";
2215		2262
2216	$self->in_memory (cf::MAP_SWAPPED);	2263	$self->in_memory (cf::MAP_SWAPPED);
2217		2264
2218	# need to save uniques path	2265	# need to save uniques path
2219	unless ($self->{deny_save}) {	2266	unless ($self->{deny_save}) {
…		…
2302		2349
2303	sub unique_maps() {	2350	sub unique_maps() {
2304	[	2351	[
2305	map {	2352	map {
2306	utf8::decode $_;	2353	utf8::decode $_;
2307	/\.map$/	2354	s/\.map$//; # TODO future compatibility hack
		2355	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2356	? ()
2308	? normalise $_	2357	: normalise $_
2309	: ()
2310	} @{ aio_readdir $UNIQUEDIR or [] }	2358	} @{ aio_readdir $UNIQUEDIR or [] }
2311	]	2359	]
2312	}	2360	}
2313		2361
2314	package cf;	2362	=item cf::map::static_maps
		2363
		2364	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2365	file in the shared directory excluding F</styles> and F</editor>). May
		2366	block.
		2367
		2368	=cut
		2369
		2370	sub static_maps() {
		2371	my @dirs = "";
		2372	my @maps;
		2373
		2374	while (@dirs) {
		2375	my $dir = shift @dirs;
		2376
		2377	next if $dir eq "/styles" || $dir eq "/editor";
		2378
		2379	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2380	or return;
		2381
		2382	for (@$files) {
		2383	s/\.map$// or next;
		2384	utf8::decode $_;
		2385	push @maps, "$dir/$_";
		2386	}
		2387
		2388	push @dirs, map "$dir/$_", @$dirs;
		2389	}
		2390
		2391	\@maps
		2392	}
2315		2393
2316	=back	2394	=back
2317		2395
2318	=head3 cf::object	2396	=head3 cf::object
2319		2397
…		…
2323		2401
2324	=over 4	2402	=over 4
2325		2403
2326	=item $ob->inv_recursive	2404	=item $ob->inv_recursive
2327		2405
2328	Returns the inventory of the object _and_ their inventories, recursively.	2406	Returns the inventory of the object I<and> their inventories, recursively,
		2407	but I<not> the object itself.
2329		2408
2330	=cut	2409	=cut
2331		2410
2332	sub inv_recursive_;	2411	sub inv_recursive_;
2333	sub inv_recursive_ {	2412	sub inv_recursive_ {
…		…
2338	inv_recursive_ inv $_[0]	2417	inv_recursive_ inv $_[0]
2339	}	2418	}
2340		2419
2341	=item $ref = $ob->ref	2420	=item $ref = $ob->ref
2342		2421
2343	creates and returns a persistent reference to an objetc that can be stored as a string.	2422	Creates and returns a persistent reference to an object that can be stored as a string.
2344		2423
2345	=item $ob = cf::object::deref ($refstring)	2424	=item $ob = cf::object::deref ($refstring)
2346		2425
2347	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2426	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2348	even if the object actually exists. May block.	2427	even if the object actually exists. May block.
…		…
2380	can be C<undef>. Does the right thing when the player is currently in a	2459	can be C<undef>. Does the right thing when the player is currently in a
2381	dialogue with the given NPC character.	2460	dialogue with the given NPC character.
2382		2461
2383	=cut	2462	=cut
2384		2463
		2464	our $SAY_CHANNEL = {
		2465	id => "say",
		2466	title => "Map",
		2467	reply => "say ",
		2468	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2469	};
		2470
		2471	our $CHAT_CHANNEL = {
		2472	id => "chat",
		2473	title => "Chat",
		2474	reply => "chat ",
		2475	tooltip => "Player chat and shouts, global to the server.",
		2476	};
		2477
2385	# rough implementation of a future "reply" method that works	2478	# rough implementation of a future "reply" method that works
2386	# with dialog boxes.	2479	# with dialog boxes.
2387	#TODO: the first argument must go, split into a $npc->reply_to ( method	2480	#TODO: the first argument must go, split into a $npc->reply_to ( method
2388	sub cf::object::player::reply($$$;$) {	2481	sub cf::object::player::reply($$$;$) {
2389	my ($self, $npc, $msg, $flags) = @_;	2482	my ($self, $npc, $msg, $flags) = @_;
…		…
2400	my $dialog = $pl->{npc_dialog};	2493	my $dialog = $pl->{npc_dialog};
2401	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2494	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2402		2495
2403	} else {	2496	} else {
2404	$msg = $npc->name . " says: $msg" if $npc;	2497	$msg = $npc->name . " says: $msg" if $npc;
2405	$self->message ($msg, $flags);	2498	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2406	}	2499	}
2407	}	2500	}
2408	}	2501	}
2409		2502
2410	=item $object->send_msg ($channel, $msg, $color, [extra...])	2503	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2435		2528
2436	=item $player_object->enter_link	2529	=item $player_object->enter_link
2437		2530
2438	Freezes the player and moves him/her to a special map (C<{link}>).	2531	Freezes the player and moves him/her to a special map (C<{link}>).
2439		2532
2440	The player should be reasonably safe there for short amounts of time. You	2533	The player should be reasonably safe there for short amounts of time (e.g.
2441	I<MUST> call C<leave_link> as soon as possible, though.	2534	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2535	though, as the palyer cannot control the character while it is on the link
		2536	map.
2442		2537
2443	Will never block.	2538	Will never block.
2444		2539
2445	=item $player_object->leave_link ($map, $x, $y)	2540	=item $player_object->leave_link ($map, $x, $y)
2446		2541
…		…
2498	($x, $y) = (-1, -1)	2593	($x, $y) = (-1, -1)
2499	unless (defined $x) && (defined $y);	2594	unless (defined $x) && (defined $y);
2500		2595
2501	# use -1 or undef as default coordinates, not 0, 0	2596	# use -1 or undef as default coordinates, not 0, 0
2502	($x, $y) = ($map->enter_x, $map->enter_y)	2597	($x, $y) = ($map->enter_x, $map->enter_y)
2503	if $x <=0 && $y <= 0;	2598	if $x <= 0 && $y <= 0;
2504		2599
2505	$map->load;	2600	$map->load;
2506	$map->load_neighbours;	2601	$map->load_neighbours;
2507		2602
2508	return unless $self->contr->active;	2603	return unless $self->contr->active;
2509	$self->activate_recursive;
2510		2604
2511	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2605	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2512	$self->enter_map ($map, $x, $y);	2606	$self->enter_map ($map, $x, $y);
		2607
		2608	# only activate afterwards, to support waiting in hooks
		2609	$self->activate_recursive;
2513	}	2610	}
2514		2611
2515	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2612	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2516		2613
2517	Moves the player to the given map-path and coordinates by first freezing	2614	Moves the player to the given map-path and coordinates by first freezing
2518	her, loading and preparing them map, calling the provided $check callback	2615	her, loading and preparing them map, calling the provided $check callback
2519	that has to return the map if sucecssful, and then unfreezes the player on	2616	that has to return the map if sucecssful, and then unfreezes the player on
2520	the new (success) or old (failed) map position. In either case, $done will	2617	the new (success) or old (failed) map position. In either case, $done will
2521	be called at the end of this process.	2618	be called at the end of this process.
		2619
		2620	Note that $check will be called with a potentially non-loaded map, so if
		2621	it needs a loaded map it has to call C<< ->load >>.
2522		2622
2523	=cut	2623	=cut
2524		2624
2525	our $GOTOGEN;	2625	our $GOTOGEN;
2526		2626
…		…
2605	}	2705	}
2606		2706
2607	sub prepare_random_map {	2707	sub prepare_random_map {
2608	my ($exit) = @_;	2708	my ($exit) = @_;
2609		2709
2610	my $guard = cf::lock_acquire "exit_prepare:$exit";
2611
2612	# all this does is basically replace the /! path by	2710	# all this does is basically replace the /! path by
2613	# a new random map path (?random/...) with a seed	2711	# a new random map path (?random/...) with a seed
2614	# that depends on the exit object	2712	# that depends on the exit object
2615		2713
2616	my $rmp = parse_random_map_params $exit->msg;	2714	my $rmp = parse_random_map_params $exit->msg;
…		…
2618	if ($exit->map) {	2716	if ($exit->map) {
2619	$rmp->{region} = $exit->region->name;	2717	$rmp->{region} = $exit->region->name;
2620	$rmp->{origin_map} = $exit->map->path;	2718	$rmp->{origin_map} = $exit->map->path;
2621	$rmp->{origin_x} = $exit->x;	2719	$rmp->{origin_x} = $exit->x;
2622	$rmp->{origin_y} = $exit->y;	2720	$rmp->{origin_y} = $exit->y;
		2721
		2722	$exit->map->touch;
2623	}	2723	}
2624		2724
2625	$rmp->{random_seed} ||= $exit->random_seed;	2725	$rmp->{random_seed} ||= $exit->random_seed;
2626		2726
2627	my $data = cf::to_json $rmp;	2727	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2628	my $md5 = Digest::MD5::md5_hex $data;	2728	my $md5 = Digest::MD5::md5_hex $data;
2629	my $meta = "$RANDOMDIR/$md5.meta";	2729	my $meta = "$RANDOMDIR/$md5.meta";
2630		2730
2631	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2731	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2632	aio_write $fh, 0, (length $data), $data, 0;	2732	aio_write $fh, 0, (length $data), $data, 0;
2633	undef $fh;	2733	undef $fh;
2634	aio_rename "$meta~", $meta;	2734	aio_rename "$meta~", $meta;
2635		2735
		2736	my $slaying = "?random/$md5";
		2737
		2738	if ($exit->valid) {
2636	$exit->slaying ("?random/$md5");	2739	$exit->slaying ("?random/$md5");
2637	$exit->msg (undef);	2740	$exit->msg (undef);
		2741	}
2638	}	2742	}
2639	}	2743	}
2640		2744
2641	sub cf::object::player::enter_exit {	2745	sub cf::object::player::enter_exit {
2642	my ($self, $exit) = @_;	2746	my ($self, $exit) = @_;
2643		2747
2644	return unless $self->type == cf::PLAYER;	2748	return unless $self->type == cf::PLAYER;
2645		2749
2646	if ($exit->slaying eq "/!") {
2647	#TODO: this should de-fi-ni-te-ly not be a sync-job
2648	# the problem is that $exit might not survive long enough
2649	# so it needs to be done right now, right here
2650	cf::sync_job { prepare_random_map $exit };
2651	}
2652
2653	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2654	my $hp = $exit->stats->hp;
2655	my $sp = $exit->stats->sp;
2656
2657	$self->enter_link;	2750	$self->enter_link;
2658		2751
2659	# if exit is damned, update players death & WoR home-position
2660	$self->contr->savebed ($slaying, $hp, $sp)
2661	if $exit->flag (FLAG_DAMNED);
2662
2663	(async {	2752	(async {
2664	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2753	$Coro::current->{desc} = "enter_exit";
2665		2754
2666	$self->deactivate_recursive; # just to be sure
2667	unless (eval {	2755	unless (eval {
		2756	$self->deactivate_recursive; # just to be sure
		2757
		2758	# random map handling
		2759	{
		2760	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2761
		2762	prepare_random_map $exit
		2763	if $exit->slaying eq "/!";
		2764	}
		2765
		2766	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2767	my $x = $exit->stats->hp;
		2768	my $y = $exit->stats->sp;
		2769
2668	$self->goto ($slaying, $hp, $sp);	2770	$self->goto ($map, $x, $y);
2669		2771
		2772	# if exit is damned, update players death & WoR home-position
		2773	$self->contr->savebed ($map, $x, $y)
		2774	if $exit->flag (cf::FLAG_DAMNED);
		2775
2670	1;	2776	1
2671	}) {	2777	}) {
2672	$self->message ("Something went wrong deep within the crossfire server. "	2778	$self->message ("Something went wrong deep within the deliantra server. "
2673	. "I'll try to bring you back to the map you were before. "	2779	. "I'll try to bring you back to the map you were before. "
2674	. "Please report this to the dungeon master!",	2780	. "Please report this to the dungeon master!",
2675	cf::NDI_UNIQUE | cf::NDI_RED);	2781	cf::NDI_UNIQUE | cf::NDI_RED);
2676		2782
2677	warn "ERROR in enter_exit: $@";	2783	warn "ERROR in enter_exit: $@";
…		…
2694	sub cf::client::send_drawinfo {	2800	sub cf::client::send_drawinfo {
2695	my ($self, $text, $flags) = @_;	2801	my ($self, $text, $flags) = @_;
2696		2802
2697	utf8::encode $text;	2803	utf8::encode $text;
2698	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2804	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2805	}
		2806
		2807	=item $client->send_big_packet ($pkt)
		2808
		2809	Like C<send_packet>, but tries to compress large packets, and fragments
		2810	them as required.
		2811
		2812	=cut
		2813
		2814	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2815
		2816	sub cf::client::send_big_packet {
		2817	my ($self, $pkt) = @_;
		2818
		2819	# try lzf for large packets
		2820	$pkt = "lzf " . Compress::LZF::compress $pkt
		2821	if 1024 <= length $pkt and $self->{can_lzf};
		2822
		2823	# split very large packets
		2824	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2825	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2826	$pkt = "frag";
		2827	}
		2828
		2829	$self->send_packet ($pkt);
2699	}	2830	}
2700		2831
2701	=item $client->send_msg ($channel, $msg, $color, [extra...])	2832	=item $client->send_msg ($channel, $msg, $color, [extra...])
2702		2833
2703	Send a drawinfo or msg packet to the client, formatting the msg for the	2834	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2707		2838
2708	=cut	2839	=cut
2709		2840
2710	# non-persistent channels (usually the info channel)	2841	# non-persistent channels (usually the info channel)
2711	our %CHANNEL = (	2842	our %CHANNEL = (
		2843	"c/motd" => {
		2844	id => "infobox",
		2845	title => "MOTD",
		2846	reply => undef,
		2847	tooltip => "The message of the day",
		2848	},
2712	"c/identify" => {	2849	"c/identify" => {
2713	id => "infobox",	2850	id => "infobox",
2714	title => "Identify",	2851	title => "Identify",
2715	reply => undef,	2852	reply => undef,
2716	tooltip => "Items recently identified",	2853	tooltip => "Items recently identified",
…		…
2718	"c/examine" => {	2855	"c/examine" => {
2719	id => "infobox",	2856	id => "infobox",
2720	title => "Examine",	2857	title => "Examine",
2721	reply => undef,	2858	reply => undef,
2722	tooltip => "Signs and other items you examined",	2859	tooltip => "Signs and other items you examined",
		2860	},
		2861	"c/shopinfo" => {
		2862	id => "infobox",
		2863	title => "Shop Info",
		2864	reply => undef,
		2865	tooltip => "What your bargaining skill tells you about the shop",
2723	},	2866	},
2724	"c/book" => {	2867	"c/book" => {
2725	id => "infobox",	2868	id => "infobox",
2726	title => "Book",	2869	title => "Book",
2727	reply => undef,	2870	reply => undef,
…		…
2743	id => "infobox",	2886	id => "infobox",
2744	title => "Body Parts",	2887	title => "Body Parts",
2745	reply => undef,	2888	reply => undef,
2746	tooltip => "Shows which body parts you posess and are available",	2889	tooltip => "Shows which body parts you posess and are available",
2747	},	2890	},
		2891	"c/statistics" => {
		2892	id => "infobox",
		2893	title => "Statistics",
		2894	reply => undef,
		2895	tooltip => "Shows your primary statistics",
		2896	},
		2897	"c/skills" => {
		2898	id => "infobox",
		2899	title => "Skills",
		2900	reply => undef,
		2901	tooltip => "Shows your experience per skill and item power",
		2902	},
		2903	"c/shopitems" => {
		2904	id => "infobox",
		2905	title => "Shop Items",
		2906	reply => undef,
		2907	tooltip => "Shows the items currently for sale in this shop",
		2908	},
		2909	"c/resistances" => {
		2910	id => "infobox",
		2911	title => "Resistances",
		2912	reply => undef,
		2913	tooltip => "Shows your resistances",
		2914	},
		2915	"c/pets" => {
		2916	id => "infobox",
		2917	title => "Pets",
		2918	reply => undef,
		2919	tooltip => "Shows information abotu your pets/a specific pet",
		2920	},
		2921	"c/perceiveself" => {
		2922	id => "infobox",
		2923	title => "Perceive Self",
		2924	reply => undef,
		2925	tooltip => "You gained detailed knowledge about yourself",
		2926	},
2748	"c/uptime" => {	2927	"c/uptime" => {
2749	id => "infobox",	2928	id => "infobox",
2750	title => "Uptime",	2929	title => "Uptime",
2751	reply => undef,	2930	reply => undef,
2752	tooltip => "How long the server has been running since last restart",	2931	tooltip => "How long the server has been running since last restart",
…		…
2755	id => "infobox",	2934	id => "infobox",
2756	title => "Map Info",	2935	title => "Map Info",
2757	reply => undef,	2936	reply => undef,
2758	tooltip => "Information related to the maps",	2937	tooltip => "Information related to the maps",
2759	},	2938	},
		2939	"c/party" => {
		2940	id => "party",
		2941	title => "Party",
		2942	reply => "gsay ",
		2943	tooltip => "Messages and chat related to your party",
		2944	},
		2945	"c/death" => {
		2946	id => "death",
		2947	title => "Death",
		2948	reply => undef,
		2949	tooltip => "Reason for and more info about your most recent death",
		2950	},
		2951	"c/say" => $SAY_CHANNEL,
		2952	"c/chat" => $CHAT_CHANNEL,
2760	);	2953	);
2761		2954
2762	sub cf::client::send_msg {	2955	sub cf::client::send_msg {
2763	my ($self, $channel, $msg, $color, @extra) = @_;	2956	my ($self, $channel, $msg, $color, @extra) = @_;
2764		2957
2765	$msg = $self->pl->expand_cfpod ($msg);	2958	$msg = $self->pl->expand_cfpod ($msg)
		2959	unless $color & cf::NDI_VERBATIM;
2766		2960
2767	$color &= cf::NDI_CLIENT_MASK; # just in case...	2961	$color &= cf::NDI_CLIENT_MASK; # just in case...
2768		2962
2769	# check predefined channels, for the benefit of C	2963	# check predefined channels, for the benefit of C
2770	if ($CHANNEL{$channel}) {	2964	if ($CHANNEL{$channel}) {
2771	$channel = $CHANNEL{$channel};	2965	$channel = $CHANNEL{$channel};
2772		2966
2773	$self->ext_msg (channel_info => $channel)	2967	$self->ext_msg (channel_info => $channel);
2774	if $self->can_msg;
2775
2776	$channel = $channel->{id};	2968	$channel = $channel->{id};
2777		2969
2778	} elsif (ref $channel) {	2970	} elsif (ref $channel) {
2779	# send meta info to client, if not yet sent	2971	# send meta info to client, if not yet sent
2780	unless (exists $self->{channel}{$channel->{id}}) {	2972	unless (exists $self->{channel}{$channel->{id}}) {
2781	$self->{channel}{$channel->{id}} = $channel;	2973	$self->{channel}{$channel->{id}} = $channel;
2782	$self->ext_msg (channel_info => $channel)	2974	$self->ext_msg (channel_info => $channel);
2783	if $self->can_msg;
2784	}	2975	}
2785		2976
2786	$channel = $channel->{id};	2977	$channel = $channel->{id};
2787	}	2978	}
2788		2979
2789	return unless @extra || length $msg;	2980	return unless @extra || length $msg;
2790		2981
2791	if ($self->can_msg) {
2792	# default colour, mask it out	2982	# default colour, mask it out
2793	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2983	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2794	if $color & cf::NDI_DEF;	2984	if $color & cf::NDI_DEF;
2795		2985
2796	$self->send_packet ("msg " . $self->{json_coder}->encode (	2986	my $pkt = "msg "
		2987	. $self->{json_coder}->encode (
2797	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2988	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2798	} else {	2989	);
2799	if ($color >= 0) {
2800	# replace some tags by gcfclient-compatible ones
2801	for ($msg) {
2802	1 while
2803	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2804	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2805	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2806	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2807	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2808	}
2809		2990
2810	$color &= cf::NDI_COLOR_MASK;	2991	$self->send_big_packet ($pkt);
2811
2812	utf8::encode $msg;
2813
2814	if (0 && $msg =~ /\[/) {
2815	# COMMAND/INFO
2816	$self->send_packet ("drawextinfo $color 10 8 $msg")
2817	} else {
2818	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2819	$self->send_packet ("drawinfo $color $msg")
2820	}
2821	}
2822	}
2823	}	2992	}
2824		2993
2825	=item $client->ext_msg ($type, @msg)	2994	=item $client->ext_msg ($type, @msg)
2826		2995
2827	Sends an ext event to the client.	2996	Sends an ext event to the client.
…		…
2830		2999
2831	sub cf::client::ext_msg($$@) {	3000	sub cf::client::ext_msg($$@) {
2832	my ($self, $type, @msg) = @_;	3001	my ($self, $type, @msg) = @_;
2833		3002
2834	if ($self->extcmd == 2) {	3003	if ($self->extcmd == 2) {
2835	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3004	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2836	} elsif ($self->extcmd == 1) { # TODO: remove	3005	} elsif ($self->extcmd == 1) { # TODO: remove
2837	push @msg, msgtype => "event_$type";	3006	push @msg, msgtype => "event_$type";
2838	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3007	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2839	}	3008	}
2840	}	3009	}
2841		3010
2842	=item $client->ext_reply ($msgid, @msg)	3011	=item $client->ext_reply ($msgid, @msg)
2843		3012
…		…
2847		3016
2848	sub cf::client::ext_reply($$@) {	3017	sub cf::client::ext_reply($$@) {
2849	my ($self, $id, @msg) = @_;	3018	my ($self, $id, @msg) = @_;
2850		3019
2851	if ($self->extcmd == 2) {	3020	if ($self->extcmd == 2) {
2852	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3021	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2853	} elsif ($self->extcmd == 1) {	3022	} elsif ($self->extcmd == 1) {
2854	#TODO: version 1, remove	3023	#TODO: version 1, remove
2855	unshift @msg, msgtype => "reply", msgid => $id;	3024	unshift @msg, msgtype => "reply", msgid => $id;
2856	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3025	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2857	}	3026	}
2858	}	3027	}
2859		3028
2860	=item $success = $client->query ($flags, "text", \&cb)	3029	=item $success = $client->query ($flags, "text", \&cb)
2861		3030
…		…
2988	our $safe_hole = new Safe::Hole;	3157	our $safe_hole = new Safe::Hole;
2989		3158
2990	$SIG{FPE} = 'IGNORE';	3159	$SIG{FPE} = 'IGNORE';
2991		3160
2992	$safe->permit_only (Opcode::opset qw(	3161	$safe->permit_only (Opcode::opset qw(
2993	:base_core :base_mem :base_orig :base_math	3162	:base_core :base_mem :base_orig :base_math :base_loop
2994	grepstart grepwhile mapstart mapwhile	3163	grepstart grepwhile mapstart mapwhile
2995	sort time	3164	sort time
2996	));	3165	));
2997		3166
2998	# here we export the classes and methods available to script code	3167	# here we export the classes and methods available to script code
…		…
3001		3170
3002	The following functions and methods are available within a safe environment:	3171	The following functions and methods are available within a safe environment:
3003		3172
3004	cf::object	3173	cf::object
3005	contr pay_amount pay_player map x y force_find force_add destroy	3174	contr pay_amount pay_player map x y force_find force_add destroy
3006	insert remove name archname title slaying race decrease_ob_nr	3175	insert remove name archname title slaying race decrease split
		3176	value
3007		3177
3008	cf::object::player	3178	cf::object::player
3009	player	3179	player
3010		3180
3011	cf::player	3181	cf::player
…		…
3016		3186
3017	=cut	3187	=cut
3018		3188
3019	for (	3189	for (
3020	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3190	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3021	insert remove inv name archname title slaying race	3191	insert remove inv nrof name archname title slaying race
3022	decrease_ob_nr destroy)],	3192	decrease split destroy change_exp value msg lore send_msg)],
3023	["cf::object::player" => qw(player)],	3193	["cf::object::player" => qw(player)],
3024	["cf::player" => qw(peaceful)],	3194	["cf::player" => qw(peaceful send_msg)],
3025	["cf::map" => qw(trigger)],	3195	["cf::map" => qw(trigger)],
3026	) {	3196	) {
3027	no strict 'refs';	3197	no strict 'refs';
3028	my ($pkg, @funs) = @$_;	3198	my ($pkg, @funs) = @$_;
3029	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3199	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
3047		3217
3048	my $qcode = $code;	3218	my $qcode = $code;
3049	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3219	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3050	$qcode =~ s/\n/\\n/g;	3220	$qcode =~ s/\n/\\n/g;
3051		3221
		3222	%vars = (_dummy => 0) unless %vars;
		3223
		3224	my @res;
3052	local $_;	3225	local $_;
3053	local @safe::cf::_safe_eval_args = values %vars;
3054		3226
3055	my $eval =	3227	my $eval =
3056	"do {\n"	3228	"do {\n"
3057	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3229	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3058	. "#line 0 \"{$qcode}\"\n"	3230	. "#line 0 \"{$qcode}\"\n"
3059	. $code	3231	. $code
3060	. "\n}"	3232	. "\n}"
3061	;	3233	;
3062		3234
		3235	if ($CFG{safe_eval}) {
3063	sub_generation_inc;	3236	sub_generation_inc;
		3237	local @safe::cf::_safe_eval_args = values %vars;
3064	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3238	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3065	sub_generation_inc;	3239	sub_generation_inc;
		3240	} else {
		3241	local @cf::_safe_eval_args = values %vars;
		3242	@res = wantarray ? eval eval : scalar eval $eval;
		3243	}
3066		3244
3067	if ($@) {	3245	if ($@) {
3068	warn "$@";	3246	warn "$@";
3069	warn "while executing safe code '$code'\n";	3247	warn "while executing safe code '$code'\n";
3070	warn "with arguments " . (join " ", %vars) . "\n";	3248	warn "with arguments " . (join " ", %vars) . "\n";
…		…
3089	=cut	3267	=cut
3090		3268
3091	sub register_script_function {	3269	sub register_script_function {
3092	my ($fun, $cb) = @_;	3270	my ($fun, $cb) = @_;
3093		3271
3094	no strict 'refs';	3272	$fun = "safe::$fun" if $CFG{safe_eval};
3095	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3273	*$fun = $safe_hole->wrap ($cb);
3096	}	3274	}
3097		3275
3098	=back	3276	=back
3099		3277
3100	=cut	3278	=cut
…		…
3121		3299
3122	$facedata->{version} == 2	3300	$facedata->{version} == 2
3123	or cf::cleanup "$path: version mismatch, cannot proceed.";	3301	or cf::cleanup "$path: version mismatch, cannot proceed.";
3124		3302
3125	# patch in the exptable	3303	# patch in the exptable
		3304	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3126	$facedata->{resource}{"res/exp_table"} = {	3305	$facedata->{resource}{"res/exp_table"} = {
3127	type => FT_RSRC,	3306	type => FT_RSRC,
3128	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3307	data => $exp_table,
		3308	hash => (Digest::MD5::md5 $exp_table),
3129	};	3309	};
3130	cf::cede_to_tick;	3310	cf::cede_to_tick;
3131		3311
3132	{	3312	{
3133	my $faces = $facedata->{faceinfo};	3313	my $faces = $facedata->{faceinfo};
3134		3314
3135	while (my ($face, $info) = each %$faces) {	3315	while (my ($face, $info) = each %$faces) {
3136	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3316	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3317
3137	cf::face::set_visibility $idx, $info->{visibility};	3318	cf::face::set_visibility $idx, $info->{visibility};
3138	cf::face::set_magicmap $idx, $info->{magicmap};	3319	cf::face::set_magicmap $idx, $info->{magicmap};
3139	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3320	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3140	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3321	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
3141		3322
3142	cf::cede_to_tick;	3323	cf::cede_to_tick;
3143	}	3324	}
3144		3325
3145	while (my ($face, $info) = each %$faces) {	3326	while (my ($face, $info) = each %$faces) {
3146	next unless $info->{smooth};	3327	next unless $info->{smooth};
		3328
3147	my $idx = cf::face::find $face	3329	my $idx = cf::face::find $face
3148	or next;	3330	or next;
		3331
3149	if (my $smooth = cf::face::find $info->{smooth}) {	3332	if (my $smooth = cf::face::find $info->{smooth}) {
3150	cf::face::set_smooth $idx, $smooth;	3333	cf::face::set_smooth $idx, $smooth;
3151	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3334	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3152	} else {	3335	} else {
3153	warn "smooth face '$info->{smooth}' not found for face '$face'";	3336	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
3167		3350
3168	cf::anim::invalidate_all; # d'oh	3351	cf::anim::invalidate_all; # d'oh
3169	}	3352	}
3170		3353
3171	{	3354	{
3172	# TODO: for gcfclient pleasure, we should give resources
3173	# that gcfclient doesn't grok a >10000 face index.
3174	my $res = $facedata->{resource};	3355	my $res = $facedata->{resource};
3175		3356
3176	my $soundconf = delete $res->{"res/sound.conf"};
3177
3178	while (my ($name, $info) = each %$res) {	3357	while (my ($name, $info) = each %$res) {
		3358	if (defined $info->{type}) {
3179	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3359	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3180	my $data;
3181		3360
3182	if ($info->{type} & 1) {	3361	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3183	# prepend meta info	3362	cf::face::set_type $idx, $info->{type};
3184
3185	my $meta = $enc->encode ({
3186	name => $name,
3187	%{ $info->{meta} || {} },
3188	});
3189
3190	$data = pack "(w/a*)*", $meta, $info->{data};
3191	} else {	3363	} else {
3192	$data = $info->{data};	3364	$RESOURCE{$name} = $info;
3193	}	3365	}
3194		3366
3195	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3196	cf::face::set_type $idx, $info->{type};
3197
3198	cf::cede_to_tick;	3367	cf::cede_to_tick;
3199	}	3368	}
3200
3201	if ($soundconf) {
3202	$soundconf = $enc->decode (delete $soundconf->{data});
3203
3204	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3205	my $sound = $soundconf->{compat}[$_]
3206	or next;
3207
3208	my $face = cf::face::find "sound/$sound->[1]";
3209	cf::sound::set $sound->[0] => $face;
3210	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3211	}
3212
3213	while (my ($k, $v) = each %{$soundconf->{event}}) {
3214	my $face = cf::face::find "sound/$v";
3215	cf::sound::set $k => $face;
3216	}
3217	}
3218	}	3369	}
		3370
		3371	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3219		3372
3220	1	3373	1
3221	}	3374	}
		3375
		3376	cf::global->attach (on_resource_update => sub {
		3377	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3378	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3379
		3380	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3381	my $sound = $soundconf->{compat}[$_]
		3382	or next;
		3383
		3384	my $face = cf::face::find "sound/$sound->[1]";
		3385	cf::sound::set $sound->[0] => $face;
		3386	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3387	}
		3388
		3389	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3390	my $face = cf::face::find "sound/$v";
		3391	cf::sound::set $k => $face;
		3392	}
		3393	}
		3394	});
3222		3395
3223	register_exticmd fx_want => sub {	3396	register_exticmd fx_want => sub {
3224	my ($ns, $want) = @_;	3397	my ($ns, $want) = @_;
3225		3398
3226	while (my ($k, $v) = each %$want) {	3399	while (my ($k, $v) = each %$want) {
3227	$ns->fx_want ($k, $v);	3400	$ns->fx_want ($k, $v);
3228	}	3401	}
3229	};	3402	};
		3403
		3404	sub load_resource_file($) {
		3405	my $guard = lock_acquire "load_resource_file";
		3406
		3407	my $status = load_resource_file_ $_[0];
		3408	get_slot 0.1, 100;
		3409	cf::arch::commit_load;
		3410
		3411	$status
		3412	}
3230		3413
3231	sub reload_regions {	3414	sub reload_regions {
3232	# HACK to clear player env face cache, we need some signal framework	3415	# HACK to clear player env face cache, we need some signal framework
3233	# for this (global event?)	3416	# for this (global event?)
3234	%ext::player_env::MUSIC_FACE_CACHE = ();	3417	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3248	}	3431	}
3249		3432
3250	sub reload_archetypes {	3433	sub reload_archetypes {
3251	load_resource_file "$DATADIR/archetypes"	3434	load_resource_file "$DATADIR/archetypes"
3252	or die "unable to load archetypes\n";	3435	or die "unable to load archetypes\n";
3253	#d# NEED to laod twice to resolve forward references
3254	# this really needs to be done in an extra post-pass
3255	# (which needs to be synchronous, so solve it differently)
3256	load_resource_file "$DATADIR/archetypes"
3257	or die "unable to load archetypes\n";
3258	}	3436	}
3259		3437
3260	sub reload_treasures {	3438	sub reload_treasures {
3261	load_resource_file "$DATADIR/treasures"	3439	load_resource_file "$DATADIR/treasures"
3262	or die "unable to load treasurelists\n";	3440	or die "unable to load treasurelists\n";
3263	}	3441	}
3264		3442
3265	sub reload_resources {	3443	sub reload_resources {
3266	warn "reloading resource files...\n";	3444	warn "reloading resource files...\n";
3267		3445
		3446	reload_facedata;
		3447	reload_archetypes;
3268	reload_regions;	3448	reload_regions;
3269	reload_facedata;
3270	#reload_archetypes;#d#
3271	reload_archetypes;
3272	reload_treasures;	3449	reload_treasures;
3273		3450
3274	warn "finished reloading resource files\n";	3451	warn "finished reloading resource files\n";
3275	}	3452	}
3276		3453
3277	sub init {
3278	reload_resources;
3279	}
3280
3281	sub reload_config {	3454	sub reload_config {
		3455	warn "reloading config file...\n";
		3456
3282	open my $fh, "<:utf8", "$CONFDIR/config"	3457	open my $fh, "<:utf8", "$CONFDIR/config"
3283	or return;	3458	or return;
3284		3459
3285	local $/;	3460	local $/;
3286	*CFG = YAML::Syck::Load <$fh>;	3461	*CFG = YAML::XS::Load scalar <$fh>;
3287		3462
3288	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3463	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3289		3464
3290	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3465	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3291	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3466	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3295	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3470	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3296	and die "WARNING: m(un)lockall failed: $!\n";	3471	and die "WARNING: m(un)lockall failed: $!\n";
3297	};	3472	};
3298	warn $@ if $@;	3473	warn $@ if $@;
3299	}	3474	}
		3475
		3476	warn "finished reloading resource files\n";
		3477	}
		3478
		3479	sub pidfile() {
		3480	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3481	or die "$PIDFILE: $!";
		3482	flock $fh, &Fcntl::LOCK_EX
		3483	or die "$PIDFILE: flock: $!";
		3484	$fh
		3485	}
		3486
		3487	# make sure only one server instance is running at any one time
		3488	sub atomic {
		3489	my $fh = pidfile;
		3490
		3491	my $pid = <$fh>;
		3492	kill 9, $pid if $pid > 0;
		3493
		3494	seek $fh, 0, 0;
		3495	print $fh $$;
		3496	}
		3497
		3498	sub main_loop {
		3499	warn "EV::loop starting\n";
		3500	if (1) {
		3501	EV::loop;
		3502	}
		3503	warn "EV::loop returned\n";
		3504	goto &main_loop unless $REALLY_UNLOOP;
3300	}	3505	}
3301		3506
3302	sub main {	3507	sub main {
		3508	cf::init_globals; # initialise logging
		3509
		3510	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3511	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3512	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3513	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3514
		3515	cf::init_experience;
		3516	cf::init_anim;
		3517	cf::init_attackmess;
		3518	cf::init_dynamic;
		3519
		3520	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3521
3303	# we must not ever block the main coroutine	3522	# we must not ever block the main coroutine
3304	local $Coro::idle = sub {	3523	local $Coro::idle = sub {
3305	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3524	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3306	(async {	3525	(async {
3307	$Coro::current->{desc} = "IDLE BUG HANDLER";	3526	$Coro::current->{desc} = "IDLE BUG HANDLER";
3308	Event::one_event;	3527	EV::loop EV::LOOP_ONESHOT;
3309	})->prio (Coro::PRIO_MAX);	3528	})->prio (Coro::PRIO_MAX);
3310	};	3529	};
3311		3530
		3531	evthread_start IO::AIO::poll_fileno;
		3532
		3533	cf::sync_job {
		3534	cf::load_settings;
		3535	cf::load_materials;
		3536
		3537	reload_resources;
3312	reload_config;	3538	reload_config;
3313	db_init;	3539	db_init;
		3540
		3541	cf::init_uuid;
		3542	cf::init_signals;
		3543	cf::init_commands;
		3544	cf::init_skills;
		3545
		3546	cf::init_beforeplay;
		3547
		3548	atomic;
		3549
3314	load_extensions;	3550	load_extensions;
3315		3551
3316	$TICK_WATCHER->start;	3552	utime time, time, $RUNTIMEFILE;
3317	Event::loop;	3553
		3554	# no (long-running) fork's whatsoever before this point(!)
		3555	use POSIX ();
		3556	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3557
		3558	(pop @POST_INIT)->(0) while @POST_INIT;
		3559	};
		3560
		3561	main_loop;
3318	}	3562	}
3319		3563
3320	#############################################################################	3564	#############################################################################
3321	# initialisation and cleanup	3565	# initialisation and cleanup
3322		3566
3323	# install some emergency cleanup handlers	3567	# install some emergency cleanup handlers
3324	BEGIN {	3568	BEGIN {
		3569	our %SIGWATCHER = ();
3325	for my $signal (qw(INT HUP TERM)) {	3570	for my $signal (qw(INT HUP TERM)) {
3326	Event->signal (	3571	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3327	reentrant => 0,
3328	data => WF_AUTOCANCEL,
3329	signal => $signal,
3330	prio => 0,
3331	cb => sub {
3332	cf::cleanup "SIG$signal";	3572	cf::cleanup "SIG$signal";
3333	},
3334	);	3573	};
3335	}	3574	}
3336	}	3575	}
3337		3576
3338	sub write_runtime {	3577	sub write_runtime_sync {
3339	my $runtime = "$LOCALDIR/runtime";	3578	my $t0 = EV::time;
3340		3579
3341	# first touch the runtime file to show we are still running:	3580	# first touch the runtime file to show we are still running:
3342	# the fsync below can take a very very long time.	3581	# the fsync below can take a very very long time.
3343		3582
3344	IO::AIO::aio_utime $runtime, undef, undef;	3583	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3345		3584
3346	my $guard = cf::lock_acquire "write_runtime";	3585	my $guard = cf::lock_acquire "write_runtime";
3347		3586
3348	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3587	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3349	or return;	3588	or return;
3350		3589
3351	my $value = $cf::RUNTIME + 90 + 10;	3590	my $value = $cf::RUNTIME + 90 + 10;
3352	# 10 is the runtime save interval, for a monotonic clock	3591	# 10 is the runtime save interval, for a monotonic clock
3353	# 60 allows for the watchdog to kill the server.	3592	# 60 allows for the watchdog to kill the server.
…		…
3363	aio_utime $fh, undef, undef;	3602	aio_utime $fh, undef, undef;
3364		3603
3365	close $fh	3604	close $fh
3366	or return;	3605	or return;
3367		3606
3368	aio_rename "$runtime~", $runtime	3607	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3369	and return;	3608	and return;
3370		3609
3371	warn "runtime file written.\n";	3610	warn sprintf "runtime file written (%gs).\n", EV::time - $t0;
3372		3611
3373	1	3612	1
		3613	}
		3614
		3615	our $uuid_lock;
		3616	our $uuid_skip;
		3617
		3618	sub write_uuid_sync($) {
		3619	$uuid_skip ||= $_[0];
		3620
		3621	return if $uuid_lock;
		3622	local $uuid_lock = 1;
		3623
		3624	my $uuid = "$LOCALDIR/uuid";
		3625
		3626	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3627	or return;
		3628
		3629	my $value = uuid_seq uuid_cur;
		3630
		3631	unless ($value) {
		3632	warn "cowardly refusing to write zero uuid value!\n";
		3633	return;
		3634	}
		3635
		3636	my $value = uuid_str $value + $uuid_skip;
		3637	$uuid_skip = 0;
		3638
		3639	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3640	and return;
		3641
		3642	# always fsync - this file is important
		3643	aio_fsync $fh
		3644	and return;
		3645
		3646	close $fh
		3647	or return;
		3648
		3649	aio_rename "$uuid~", $uuid
		3650	and return;
		3651
		3652	warn "uuid file written ($value).\n";
		3653
		3654	1
		3655
		3656	}
		3657
		3658	sub write_uuid($$) {
		3659	my ($skip, $sync) = @_;
		3660
		3661	$sync ? write_uuid_sync $skip
		3662	: async { write_uuid_sync $skip };
3374	}	3663	}
3375		3664
3376	sub emergency_save() {	3665	sub emergency_save() {
3377	my $freeze_guard = cf::freeze_mainloop;	3666	my $freeze_guard = cf::freeze_mainloop;
3378		3667
3379	warn "enter emergency perl save\n";	3668	warn "emergency_perl_save: enter\n";
3380		3669
3381	cf::sync_job {	3670	cf::sync_job {
		3671	# this is a trade-off: we want to be very quick here, so
		3672	# save all maps without fsync, and later call a global sync
		3673	# (which in turn might be very very slow)
		3674	local $USE_FSYNC = 0;
		3675
3382	# use a peculiar iteration method to avoid tripping on perl	3676	# use a peculiar iteration method to avoid tripping on perl
3383	# refcount bugs in for. also avoids problems with players	3677	# refcount bugs in for. also avoids problems with players
3384	# and maps saved/destroyed asynchronously.	3678	# and maps saved/destroyed asynchronously.
3385	warn "begin emergency player save\n";	3679	warn "emergency_perl_save: begin player save\n";
3386	for my $login (keys %cf::PLAYER) {	3680	for my $login (keys %cf::PLAYER) {
3387	my $pl = $cf::PLAYER{$login} or next;	3681	my $pl = $cf::PLAYER{$login} or next;
3388	$pl->valid or next;	3682	$pl->valid or next;
3389	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3683	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3390	$pl->save;	3684	$pl->save;
3391	}	3685	}
3392	warn "end emergency player save\n";	3686	warn "emergency_perl_save: end player save\n";
3393		3687
3394	warn "begin emergency map save\n";	3688	warn "emergency_perl_save: begin map save\n";
3395	for my $path (keys %cf::MAP) {	3689	for my $path (keys %cf::MAP) {
3396	my $map = $cf::MAP{$path} or next;	3690	my $map = $cf::MAP{$path} or next;
3397	$map->valid or next;	3691	$map->valid or next;
3398	$map->save;	3692	$map->save;
3399	}	3693	}
3400	warn "end emergency map save\n";	3694	warn "emergency_perl_save: end map save\n";
3401		3695
3402	warn "begin emergency database checkpoint\n";	3696	warn "emergency_perl_save: begin database checkpoint\n";
3403	BDB::db_env_txn_checkpoint $DB_ENV;	3697	BDB::db_env_txn_checkpoint $DB_ENV;
3404	warn "end emergency database checkpoint\n";	3698	warn "emergency_perl_save: end database checkpoint\n";
		3699
		3700	warn "emergency_perl_save: begin write uuid\n";
		3701	write_uuid_sync 1;
		3702	warn "emergency_perl_save: end write uuid\n";
3405	};	3703	};
3406		3704
		3705	warn "emergency_perl_save: starting sync()\n";
		3706	IO::AIO::aio_sync sub {
		3707	warn "emergency_perl_save: finished sync()\n";
		3708	};
		3709
3407	warn "leave emergency perl save\n";	3710	warn "emergency_perl_save: leave\n";
3408	}	3711	}
3409		3712
3410	sub post_cleanup {	3713	sub post_cleanup {
3411	my ($make_core) = @_;	3714	my ($make_core) = @_;
3412		3715
3413	warn Carp::longmess "post_cleanup backtrace"	3716	warn Carp::longmess "post_cleanup backtrace"
3414	if $make_core;	3717	if $make_core;
		3718
		3719	my $fh = pidfile;
		3720	unlink $PIDFILE if <$fh> == $$;
		3721	}
		3722
		3723	# a safer delete_package, copied from Symbol
		3724	sub clear_package($) {
		3725	my $pkg = shift;
		3726
		3727	# expand to full symbol table name if needed
		3728	unless ($pkg =~ /^main::.*::$/) {
		3729	$pkg = "main$pkg" if $pkg =~ /^::/;
		3730	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3731	$pkg .= '::' unless $pkg =~ /::$/;
		3732	}
		3733
		3734	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3735	my $stem_symtab = *{$stem}{HASH};
		3736
		3737	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3738	or return;
		3739
		3740	# clear all symbols
		3741	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3742	for my $name (keys %$leaf_symtab) {
		3743	_gv_clear *{"$pkg$name"};
		3744	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3745	}
		3746	warn "cleared package $pkg\n";#d#
3415	}	3747	}
3416		3748
3417	sub do_reload_perl() {	3749	sub do_reload_perl() {
3418	# can/must only be called in main	3750	# can/must only be called in main
3419	if ($Coro::current != $Coro::main) {	3751	if ($Coro::current != $Coro::main) {
3420	warn "can only reload from main coroutine";	3752	warn "can only reload from main coroutine";
3421	return;	3753	return;
3422	}	3754	}
3423		3755
		3756	return if $RELOAD++;
		3757
		3758	my $t1 = EV::time;
		3759
		3760	while ($RELOAD) {
3424	warn "reloading...";	3761	warn "reloading...";
3425		3762
3426	warn "entering sync_job";	3763	warn "entering sync_job";
3427		3764
3428	cf::sync_job {	3765	cf::sync_job {
3429	cf::write_runtime; # external watchdog should not bark	3766	cf::write_runtime_sync; # external watchdog should not bark
3430	cf::emergency_save;	3767	cf::emergency_save;
3431	cf::write_runtime; # external watchdog should not bark	3768	cf::write_runtime_sync; # external watchdog should not bark
3432		3769
3433	warn "syncing database to disk";	3770	warn "syncing database to disk";
3434	BDB::db_env_txn_checkpoint $DB_ENV;	3771	BDB::db_env_txn_checkpoint $DB_ENV;
3435		3772
3436	# if anything goes wrong in here, we should simply crash as we already saved	3773	# if anything goes wrong in here, we should simply crash as we already saved
3437		3774
3438	warn "cancelling all WF_AUTOCANCEL watchers";
3439	for (Event::all_watchers) {
3440	$_->cancel if $_->data & WF_AUTOCANCEL;
3441	}
3442
3443	warn "flushing outstanding aio requests";	3775	warn "flushing outstanding aio requests";
3444	for (;;) {
3445	BDB::flush;
3446	IO::AIO::flush;
3447	Coro::cede_notself;
3448	last unless IO::AIO::nreqs || BDB::nreqs;	3776	while (IO::AIO::nreqs || BDB::nreqs) {
3449	warn "iterate...";	3777	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3450	}
3451
3452	++$RELOAD;
3453
3454	warn "cancelling all extension coros";
3455	$_->cancel for values %EXT_CORO;
3456	%EXT_CORO = ();
3457
3458	warn "removing commands";
3459	%COMMAND = ();
3460
3461	warn "removing ext/exti commands";
3462	%EXTCMD = ();
3463	%EXTICMD = ();
3464
3465	warn "unloading/nuking all extensions";
3466	for my $pkg (@EXTS) {
3467	warn "... unloading $pkg";
3468
3469	if (my $cb = $pkg->can ("unload")) {
3470	eval {
3471	$cb->($pkg);
3472	1
3473	} or warn "$pkg unloaded, but with errors: $@";
3474	}	3778	}
3475		3779
3476	warn "... nuking $pkg";	3780	warn "cancelling all extension coros";
3477	Symbol::delete_package $pkg;	3781	$_->cancel for values %EXT_CORO;
3478	}	3782	%EXT_CORO = ();
3479		3783
3480	warn "unloading all perl modules loaded from $LIBDIR";	3784	warn "removing commands";
3481	while (my ($k, $v) = each %INC) {	3785	%COMMAND = ();
3482	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3483		3786
		3787	warn "removing ext/exti commands";
		3788	%EXTCMD = ();
		3789	%EXTICMD = ();
		3790
		3791	warn "unloading/nuking all extensions";
		3792	for my $pkg (@EXTS) {
3484	warn "... unloading $k";	3793	warn "... unloading $pkg";
3485	delete $INC{$k};
3486		3794
3487	$k =~ s/\.pm$//;
3488	$k =~ s/\//::/g;
3489
3490	if (my $cb = $k->can ("unload_module")) {	3795	if (my $cb = $pkg->can ("unload")) {
		3796	eval {
3491	$cb->();	3797	$cb->($pkg);
		3798	1
		3799	} or warn "$pkg unloaded, but with errors: $@";
		3800	}
		3801
		3802	warn "... clearing $pkg";
		3803	clear_package $pkg;
3492	}	3804	}
3493		3805
3494	Symbol::delete_package $k;	3806	warn "unloading all perl modules loaded from $LIBDIR";
		3807	while (my ($k, $v) = each %INC) {
		3808	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3809
		3810	warn "... unloading $k";
		3811	delete $INC{$k};
		3812
		3813	$k =~ s/\.pm$//;
		3814	$k =~ s/\//::/g;
		3815
		3816	if (my $cb = $k->can ("unload_module")) {
		3817	$cb->();
		3818	}
		3819
		3820	clear_package $k;
3495	}	3821	}
3496		3822
3497	warn "getting rid of safe::, as good as possible";	3823	warn "getting rid of safe::, as good as possible";
3498	Symbol::delete_package "safe::$_"	3824	clear_package "safe::$_"
3499	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3825	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3500		3826
3501	warn "unloading cf.pm \"a bit\"";	3827	warn "unloading cf.pm \"a bit\"";
3502	delete $INC{"cf.pm"};	3828	delete $INC{"cf.pm"};
3503	delete $INC{"cf/pod.pm"};	3829	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3504		3830
3505	# don't, removes xs symbols, too,	3831	# don't, removes xs symbols, too,
3506	# and global variables created in xs	3832	# and global variables created in xs
3507	#Symbol::delete_package __PACKAGE__;	3833	#clear_package __PACKAGE__;
3508		3834
3509	warn "unload completed, starting to reload now";	3835	warn "unload completed, starting to reload now";
3510		3836
3511	warn "reloading cf.pm";	3837	warn "reloading cf.pm";
3512	require cf;	3838	require cf;
3513	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3839	cf::_connect_to_perl_1;
3514		3840
3515	warn "loading config and database again";	3841	warn "loading config and database again";
3516	cf::reload_config;	3842	cf::reload_config;
3517		3843
3518	warn "loading extensions";	3844	warn "loading extensions";
3519	cf::load_extensions;	3845	cf::load_extensions;
3520		3846
		3847	if ($REATTACH_ON_RELOAD) {
3521	warn "reattaching attachments to objects/players";	3848	warn "reattaching attachments to objects/players";
3522	_global_reattach; # objects, sockets	3849	_global_reattach; # objects, sockets
3523	warn "reattaching attachments to maps";	3850	warn "reattaching attachments to maps";
3524	reattach $_ for values %MAP;	3851	reattach $_ for values %MAP;
3525	warn "reattaching attachments to players";	3852	warn "reattaching attachments to players";
3526	reattach $_ for values %PLAYER;	3853	reattach $_ for values %PLAYER;
		3854	}
3527		3855
		3856	warn "running post_init jobs";
		3857	(pop @POST_INIT)->(1) while @POST_INIT;
		3858
3528	warn "leaving sync_job";	3859	warn "leaving sync_job";
3529		3860
3530	1	3861	1
3531	} or do {	3862	} or do {
3532	warn $@;	3863	warn $@;
3533	warn "error while reloading, exiting.";	3864	cf::cleanup "error while reloading, exiting.";
3534	exit 1;
3535	};	3865	};
3536		3866
3537	warn "reloaded";	3867	warn "reloaded";
		3868	--$RELOAD;
		3869	}
		3870
		3871	$t1 = EV::time - $t1;
		3872	warn "reload completed in ${t1}s\n";
3538	};	3873	};
3539		3874
3540	our $RELOAD_WATCHER; # used only during reload	3875	our $RELOAD_WATCHER; # used only during reload
3541		3876
3542	sub reload_perl() {	3877	sub reload_perl() {
3543	# doing reload synchronously and two reloads happen back-to-back,	3878	# doing reload synchronously and two reloads happen back-to-back,
3544	# coro crashes during coro_state_free->destroy here.	3879	# coro crashes during coro_state_free->destroy here.
3545		3880
3546	$RELOAD_WATCHER ||= Event->timer (	3881	$RELOAD_WATCHER ||= cf::async {
3547	reentrant => 0,	3882	Coro::AIO::aio_wait cache_extensions;
3548	after => 0,	3883
3549	data => WF_AUTOCANCEL,	3884	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
3550	cb => sub {
3551	do_reload_perl;	3885	do_reload_perl;
3552	undef $RELOAD_WATCHER;	3886	undef $RELOAD_WATCHER;
3553	},	3887	};
3554	);	3888	};
3555	}	3889	}
3556		3890
3557	register_command "reload" => sub {	3891	register_command "reload" => sub {
3558	my ($who, $arg) = @_;	3892	my ($who, $arg) = @_;
3559		3893
…		…
3572		3906
3573	our @WAIT_FOR_TICK;	3907	our @WAIT_FOR_TICK;
3574	our @WAIT_FOR_TICK_BEGIN;	3908	our @WAIT_FOR_TICK_BEGIN;
3575		3909
3576	sub wait_for_tick {	3910	sub wait_for_tick {
3577	return unless $TICK_WATCHER->is_active;
3578	return if $Coro::current == $Coro::main;	3911	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3579		3912
3580	my $signal = new Coro::Signal;	3913	my $signal = new Coro::Signal;
3581	push @WAIT_FOR_TICK, $signal;	3914	push @WAIT_FOR_TICK, $signal;
3582	$signal->wait;	3915	$signal->wait;
3583	}	3916	}
3584		3917
3585	sub wait_for_tick_begin {	3918	sub wait_for_tick_begin {
3586	return unless $TICK_WATCHER->is_active;
3587	return if $Coro::current == $Coro::main;	3919	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3588		3920
3589	my $signal = new Coro::Signal;	3921	my $signal = new Coro::Signal;
3590	push @WAIT_FOR_TICK_BEGIN, $signal;	3922	push @WAIT_FOR_TICK_BEGIN, $signal;
3591	$signal->wait;	3923	$signal->wait;
3592	}	3924	}
3593		3925
3594	$TICK_WATCHER = Event->timer (	3926	sub tick {
3595	reentrant => 0,
3596	parked => 1,
3597	prio => 0,
3598	at => $NEXT_TICK || $TICK,
3599	data => WF_AUTOCANCEL,
3600	cb => sub {
3601	if ($Coro::current != $Coro::main) {	3927	if ($Coro::current != $Coro::main) {
3602	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3928	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3603	unless ++$bug_warning > 10;	3929	unless ++$bug_warning > 10;
3604	return;	3930	return;
3605	}	3931	}
3606		3932
3607	$NOW = $tick_start = Event::time;
3608
3609	cf::server_tick; # one server iteration	3933	cf::server_tick; # one server iteration
3610		3934
3611	$RUNTIME += $TICK;	3935	#for(1..3e6){} EV::now_update; $NOW=EV::now; # generate load #d#
3612	$NEXT_TICK += $TICK;
3613		3936
3614	if ($NOW >= $NEXT_RUNTIME_WRITE) {	3937	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3615	$NEXT_RUNTIME_WRITE = $NOW + 10;	3938	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3616	Coro::async_pool {	3939	Coro::async_pool {
3617	$Coro::current->{desc} = "runtime saver";	3940	$Coro::current->{desc} = "runtime saver";
3618	write_runtime	3941	write_runtime_sync
3619	or warn "ERROR: unable to write runtime file: $!";	3942	or warn "ERROR: unable to write runtime file: $!";
3620	};
3621	}	3943	};
		3944	}
3622		3945
3623	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3946	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3624	$sig->send;	3947	$sig->send;
3625	}	3948	}
3626	while (my $sig = shift @WAIT_FOR_TICK) {	3949	while (my $sig = shift @WAIT_FOR_TICK) {
3627	$sig->send;	3950	$sig->send;
3628	}	3951	}
3629		3952
3630	$NOW = Event::time;	3953	$LOAD = ($NOW - $TICK_START) / $TICK;
3631
3632	# if we are delayed by four ticks or more, skip them all
3633	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3634
3635	$TICK_WATCHER->at ($NEXT_TICK);
3636	$TICK_WATCHER->start;
3637
3638	$LOAD = ($NOW - $tick_start) / $TICK;
3639	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3954	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3640		3955
3641	_post_tick;	3956	if (0) {
		3957	if ($NEXT_TICK) {
		3958	my $jitter = $TICK_START - $NEXT_TICK;
		3959	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3960	warn "jitter $JITTER\n";#d#
		3961	}
3642	},	3962	}
3643	);	3963	}
3644		3964
3645	{	3965	{
		3966	# configure BDB
		3967
3646	BDB::min_parallel 8;	3968	BDB::min_parallel 16;
3647	BDB::max_poll_time $TICK * 0.1;	3969	BDB::max_poll_reqs $TICK * 0.1;
3648	$BDB_POLL_WATCHER = Event->io (	3970	$AnyEvent::BDB::WATCHER->priority (1);
3649	reentrant => 0,
3650	fd => BDB::poll_fileno,
3651	poll => 'r',
3652	prio => 0,
3653	data => WF_AUTOCANCEL,
3654	cb => \&BDB::poll_cb,
3655	);
3656
3657	BDB::set_sync_prepare {
3658	my $status;
3659	my $current = $Coro::current;
3660	(
3661	sub {
3662	$status = $!;
3663	$current->ready; undef $current;
3664	},
3665	sub {
3666	Coro::schedule while defined $current;
3667	$! = $status;
3668	},
3669	)
3670	};
3671		3971
3672	unless ($DB_ENV) {	3972	unless ($DB_ENV) {
3673	$DB_ENV = BDB::db_env_create;	3973	$DB_ENV = BDB::db_env_create;
3674	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	3974	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3675	| BDB::LOG_AUTOREMOVE, 1);	3975	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3976	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3676	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	3977	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3677	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	3978	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3678		3979
3679	cf::sync_job {	3980	cf::sync_job {
3680	eval {	3981	eval {
…		…
3690		3991
3691	cf::cleanup "db_env_open(db): $@" if $@;	3992	cf::cleanup "db_env_open(db): $@" if $@;
3692	};	3993	};
3693	}	3994	}
3694		3995
3695	$BDB_DEADLOCK_WATCHER = Event->timer (	3996	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3696	after => 3,
3697	interval => 1,
3698	hard => 1,
3699	prio => 0,
3700	data => WF_AUTOCANCEL,
3701	cb => sub {
3702	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };	3997	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3703	},
3704	);	3998	};
3705	$BDB_CHECKPOINT_WATCHER = Event->timer (	3999	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3706	after => 11,
3707	interval => 60,
3708	hard => 1,
3709	prio => 0,
3710	data => WF_AUTOCANCEL,
3711	cb => sub {
3712	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4000	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3713	},
3714	);	4001	};
3715	$BDB_TRICKLE_WATCHER = Event->timer (	4002	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3716	after => 5,
3717	interval => 10,
3718	hard => 1,
3719	prio => 0,
3720	data => WF_AUTOCANCEL,
3721	cb => sub {
3722	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4003	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3723	},
3724	);	4004	};
3725	}	4005	}
3726		4006
3727	{	4007	{
		4008	# configure IO::AIO
		4009
3728	IO::AIO::min_parallel 8;	4010	IO::AIO::min_parallel 8;
3729
3730	undef $Coro::AIO::WATCHER;
3731	IO::AIO::max_poll_time $TICK * 0.1;	4011	IO::AIO::max_poll_time $TICK * 0.1;
3732	$AIO_POLL_WATCHER = Event->io (	4012	undef $AnyEvent::AIO::WATCHER;
3733	reentrant => 0,
3734	data => WF_AUTOCANCEL,
3735	fd => IO::AIO::poll_fileno,
3736	poll => 'r',
3737	prio => 0,
3738	cb => \&IO::AIO::poll_cb,
3739	);
3740	}	4013	}
3741		4014
3742	my $_log_backtrace;	4015	my $_log_backtrace;
3743		4016
3744	sub _log_backtrace {	4017	sub _log_backtrace {
…		…
3747	$msg =~ s/\n//;	4020	$msg =~ s/\n//;
3748		4021
3749	# limit the # of concurrent backtraces	4022	# limit the # of concurrent backtraces
3750	if ($_log_backtrace < 2) {	4023	if ($_log_backtrace < 2) {
3751	++$_log_backtrace;	4024	++$_log_backtrace;
		4025	my $perl_bt = Carp::longmess $msg;
3752	async {	4026	async {
3753	$Coro::current->{desc} = "abt $msg";	4027	$Coro::current->{desc} = "abt $msg";
3754		4028
3755	my @bt = fork_call {	4029	my @bt = fork_call {
3756	@addr = map { sprintf "%x", $_ } @addr;	4030	@addr = map { sprintf "%x", $_ } @addr;
…		…
3767	}	4041	}
3768		4042
3769	@funcs	4043	@funcs
3770	};	4044	};
3771		4045
3772	LOG llevInfo, "[ABT] $msg\n";	4046	LOG llevInfo, "[ABT] $perl_bt\n";
		4047	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3773	LOG llevInfo, "[ABT] $_\n" for @bt;	4048	LOG llevInfo, "[ABT] $_\n" for @bt;
3774	--$_log_backtrace;	4049	--$_log_backtrace;
3775	};	4050	};
3776	} else {	4051	} else {
3777	LOG llevInfo, "[ABT] $msg\n";	4052	LOG llevInfo, "[ABT] $msg\n";
3778	LOG llevInfo, "[ABT] [suppressed]\n";	4053	LOG llevInfo, "[ABT] [suppressed]\n";
3779	}	4054	}
3780	}	4055	}
3781		4056
3782	# load additional modules	4057	# load additional modules
3783	use cf::pod;	4058	require "cf/$_.pm" for @EXTRA_MODULES;
		4059	cf::_connect_to_perl_2;
3784		4060
3785	END { cf::emergency_save }	4061	END { cf::emergency_save }
3786		4062
3787	1	4063	1
3788		4064

Diff Legend

–	Removed lines
+	Added lines
<	Changed lines
>	Changed lines