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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.333 by root, Sun Aug 19 09:14:50 2007 UTC vs.
Revision 1.526 by root, Wed Apr 21 05:48:35 2010 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008,2009,2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify it under
		7	# the terms of the Affero GNU General Public License as published by the
		8	# Free Software Foundation, either version 3 of the License, or (at your
		9	# option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the Affero GNU General Public License
		17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
		19	#
		20	# The authors can be reached via e-mail to <support@deliantra.net>
		21	#
		22
1	package cf;	23	package cf;
2		24
		25	use 5.10.0;
3	use utf8;	26	use utf8;
4	use strict;	27	use strict qw(vars subs);
5		28
6	use Symbol;	29	use Symbol;
7	use List::Util;	30	use List::Util;
8	use Socket;	31	use Socket;
9	use Storable;	32	use EV;
10	use Event;
11	use Opcode;	33	use Opcode;
12	use Safe;	34	use Safe;
13	use Safe::Hole;	35	use Safe::Hole;
		36	use Storable ();
		37	use Carp ();
14		38
		39	use Guard ();
15	use Coro 3.64 ();	40	use Coro ();
16	use Coro::State;	41	use Coro::State;
17	use Coro::Handle;	42	use Coro::Handle;
		43	use Coro::EV;
18	use Coro::Event;	44	use Coro::AnyEvent;
19	use Coro::Timer;	45	use Coro::Timer;
20	use Coro::Signal;	46	use Coro::Signal;
21	use Coro::Semaphore;	47	use Coro::Semaphore;
		48	use Coro::SemaphoreSet;
		49	use Coro::AnyEvent;
22	use Coro::AIO;	50	use Coro::AIO;
		51	use Coro::BDB 1.6;
23	use Coro::Storable;	52	use Coro::Storable;
24	use Coro::Util ();	53	use Coro::Util ();
25		54
26	use JSON::XS 1.4 ();	55	use JSON::XS 2.01 ();
27	use BDB ();	56	use BDB ();
28	use Data::Dumper;	57	use Data::Dumper;
29	use Digest::MD5;
30	use Fcntl;	58	use Fcntl;
31	use YAML::Syck ();	59	use YAML::XS ();
32	use IO::AIO 2.32 ();	60	use IO::AIO ();
33	use Time::HiRes;	61	use Time::HiRes;
34	use Compress::LZF;	62	use Compress::LZF;
35	use Digest::MD5 ();	63	use Digest::MD5 ();
		64
		65	AnyEvent::detect;
36		66
37	# configure various modules to our taste	67	# configure various modules to our taste
38	#	68	#
39	$Storable::canonical = 1; # reduce rsync transfers	69	$Storable::canonical = 1; # reduce rsync transfers
40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	70	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		71
		72	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		73
		74	# make sure c-lzf reinitialises itself
		75	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
41	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	76	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42		77
43	$Event::Eval = 1; # no idea why this is required, but it is	78	# strictly for debugging
44		79	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
45	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
46	$YAML::Syck::ImplicitUnicode = 1;
47
48	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
49		80
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	81	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
51		82
52	our %COMMAND = ();	83	our %COMMAND = ();
53	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
…		…
56	our %EXTCMD = ();	87	our %EXTCMD = ();
57	our %EXTICMD = ();	88	our %EXTICMD = ();
58	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
59	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
60		91
61	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
62	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
63		96
64	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
65	our $DATADIR = datadir;	98	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	99	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	100	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	101	our $MAPDIR = "$DATADIR/" . mapdir;
69	our $LOCALDIR = localdir;	102	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	103	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	104	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	105	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	106	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	107	our $BDBDIR = "$LOCALDIR/db";
		108	our $PIDFILE = "$LOCALDIR/pid";
		109	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		110
		111	our %RESOURCE;
		112
		113	our $OUTPUT_RATE_MIN = 4000;
		114	our $OUTPUT_RATE_MAX = 100000;
75		115
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	116	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
77	our $TICK_WATCHER;
78	our $AIO_POLL_WATCHER;
79	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	117	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	118	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	119	our $USE_FSYNC = 1; # use fsync to write maps - default on
83		120
		121	our $BDB_DEADLOCK_WATCHER;
		122	our $BDB_CHECKPOINT_WATCHER;
84	our $BDB_POLL_WATCHER;	123	our $BDB_TRICKLE_WATCHER;
85	our $DB_ENV;	124	our $DB_ENV;
		125
		126	our @EXTRA_MODULES = qw(pod match mapscript);
86		127
87	our %CFG;	128	our %CFG;
88		129
89	our $UPTIME; $UPTIME ||= time;	130	our $UPTIME; $UPTIME ||= time;
90	our $RUNTIME;	131	our $RUNTIME;
		132	our $NOW;
91		133
92	our %PLAYER; # all users	134	our (%PLAYER, %PLAYER_LOADING); # all users
93	our %MAP; # all maps	135	our (%MAP, %MAP_LOADING ); # all maps
94	our $LINK_MAP; # the special {link} map, which is always available	136	our $LINK_MAP; # the special {link} map, which is always available
95		137
96	# used to convert map paths into valid unix filenames by replacing / by ∕	138	# used to convert map paths into valid unix filenames by replacing / by ∕
97	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	139	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
98		140
99	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	141	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
100	our $LOADAVG; # same thing, but with alpha-smoothing	142	our $LOADAVG; # same thing, but with alpha-smoothing
		143	our $JITTER; # average jitter
101	our $tick_start; # for load detecting purposes	144	our $TICK_START; # for load detecting purposes
		145
		146	our @POST_INIT;
		147
		148	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		149	our $REALLY_UNLOOP; # never set to true, please :)
102		150
103	binmode STDOUT;	151	binmode STDOUT;
104	binmode STDERR;	152	binmode STDERR;
105		153
106	# read virtual server time, if available	154	# read virtual server time, if available
107	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	155	unless ($RUNTIME || !-e $RUNTIMEFILE) {
108	open my $fh, "<", "$LOCALDIR/runtime"	156	open my $fh, "<", $RUNTIMEFILE
109	or die "unable to read runtime file: $!";	157	or die "unable to read $RUNTIMEFILE file: $!";
110	$RUNTIME = <$fh> + 0.;	158	$RUNTIME = <$fh> + 0.;
111	}	159	}
		160
		161	eval "sub TICK() { $TICK } 1" or die;
112		162
113	mkdir $_	163	mkdir $_
114	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	164	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
115		165
116	our $EMERGENCY_POSITION;	166	our $EMERGENCY_POSITION;
117		167
118	sub cf::map::normalise;	168	sub cf::map::normalise;
		169
		170	sub in_main() {
		171	$Coro::current == $Coro::main
		172	}
		173
		174	#############################################################################
		175
		176	%REFLECT = ();
		177	for (@REFLECT) {
		178	my $reflect = JSON::XS::decode_json $_;
		179	$REFLECT{$reflect->{class}} = $reflect;
		180	}
		181
		182	# this is decidedly evil
		183	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
119		184
120	#############################################################################	185	#############################################################################
121		186
122	=head2 GLOBAL VARIABLES	187	=head2 GLOBAL VARIABLES
123		188
…		…
159		224
160	The raw value load value from the last tick.	225	The raw value load value from the last tick.
161		226
162	=item %cf::CFG	227	=item %cf::CFG
163		228
164	Configuration for the server, loaded from C</etc/crossfire/config>, or	229	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
165	from wherever your confdir points to.	230	from wherever your confdir points to.
166		231
167	=item cf::wait_for_tick, cf::wait_for_tick_begin	232	=item cf::wait_for_tick, cf::wait_for_tick_begin
168		233
169	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	234	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
170	returns directly I<after> the tick processing (and consequently, can only wake one process	235	returns directly I<after> the tick processing (and consequently, can only wake one process
171	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	236	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
172		237
173	=item @cf::INVOKE_RESULTS	238	=item @cf::INVOKE_RESULTS
174		239
175	This array contains the results of the last C<invoke ()> call. When	240	This array contains the results of the last C<invoke ()> call. When
176	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	241	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
177	that call.	242	that call.
178		243
		244	=item %cf::REFLECT
		245
		246	Contains, for each (C++) class name, a hash reference with information
		247	about object members (methods, scalars, arrays and flags) and other
		248	metadata, which is useful for introspection.
		249
179	=back	250	=back
180		251
181	=cut	252	=cut
182		253
183	BEGIN {	254	$Coro::State::WARNHOOK = sub {
184	*CORE::GLOBAL::warn = sub {
185	my $msg = join "", @_;	255	my $msg = join "", @_;
186		256
187	$msg .= "\n"	257	$msg .= "\n"
188	unless $msg =~ /\n$/;	258	unless $msg =~ /\n$/;
189		259
190	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	260	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
191		261
192	utf8::encode $msg;
193	LOG llevError, $msg;	262	LOG llevError, $msg;
194	};	263	};
195	}	264
		265	$Coro::State::DIEHOOK = sub {
		266	return unless $^S eq 0; # "eq", not "=="
		267
		268	warn Carp::longmess $_[0];
		269
		270	if (in_main) {#d#
		271	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		272	return;#d#
		273	}#d#
		274
		275	# kill coroutine otherwise
		276	Coro::terminate
		277	};
196		278
197	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	279	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
198	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	280	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
199	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	281	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
200	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	282	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
207	for my $pkg (qw(	289	for my $pkg (qw(
208	cf::global cf::attachable	290	cf::global cf::attachable
209	cf::object cf::object::player	291	cf::object cf::object::player
210	cf::client cf::player	292	cf::client cf::player
211	cf::arch cf::living	293	cf::arch cf::living
		294	cf::map cf::mapspace
212	cf::map cf::party cf::region	295	cf::party cf::region
213	)) {	296	)) {
214	no strict 'refs';
215	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	297	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
216	}	298	}
217		299
218	$Event::DIED = sub {	300	$EV::DIED = sub {
219	warn "error in event callback: @_";	301	Carp::cluck "error in event callback: @_";
220	};	302	};
221		303
222	#############################################################################	304	#############################################################################
223		305
224	=head2 UTILITY FUNCTIONS	306	=head2 UTILITY FUNCTIONS
…		…
246	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	328	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
247	$d	329	$d
248	} || "[unable to dump $_[0]: '$@']";	330	} || "[unable to dump $_[0]: '$@']";
249	}	331	}
250		332
251	=item $ref = cf::from_json $json	333	=item $ref = cf::decode_json $json
252		334
253	Converts a JSON string into the corresponding perl data structure.	335	Converts a JSON string into the corresponding perl data structure.
254		336
255	=item $json = cf::to_json $ref	337	=item $json = cf::encode_json $ref
256		338
257	Converts a perl data structure into its JSON representation.	339	Converts a perl data structure into its JSON representation.
258		340
259	=cut	341	=cut
260		342
261	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	343	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
262		344
263	sub to_json ($) { $json_coder->encode ($_[0]) }	345	sub encode_json($) { $json_coder->encode ($_[0]) }
264	sub from_json ($) { $json_coder->decode ($_[0]) }	346	sub decode_json($) { $json_coder->decode ($_[0]) }
		347
		348	=item cf::post_init { BLOCK }
		349
		350	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		351	but I<before> the server starts ticking again.
		352
		353	The cdoeblock will have a single boolean argument to indicate whether this
		354	is a reload or not.
		355
		356	=cut
		357
		358	sub post_init(&) {
		359	push @POST_INIT, shift;
		360	}
265		361
266	=item cf::lock_wait $string	362	=item cf::lock_wait $string
267		363
268	Wait until the given lock is available. See cf::lock_acquire.	364	Wait until the given lock is available. See cf::lock_acquire.
269		365
270	=item my $lock = cf::lock_acquire $string	366	=item my $lock = cf::lock_acquire $string
271		367
272	Wait until the given lock is available and then acquires it and returns	368	Wait until the given lock is available and then acquires it and returns
273	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	369	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
274	for example when the coroutine gets canceled), the lock is automatically	370	for example when the coroutine gets canceled), the lock is automatically
275	returned.	371	returned.
276		372
		373	Locks are *not* recursive, locking from the same coro twice results in a
		374	deadlocked coro.
		375
277	Lock names should begin with a unique identifier (for example, cf::map::find	376	Lock names should begin with a unique identifier (for example, cf::map::find
278	uses map_find and cf::map::load uses map_load).	377	uses map_find and cf::map::load uses map_load).
279		378
280	=item $locked = cf::lock_active $string	379	=item $locked = cf::lock_active $string
281		380
282	Return true if the lock is currently active, i.e. somebody has locked it.	381	Return true if the lock is currently active, i.e. somebody has locked it.
283		382
284	=cut	383	=cut
285		384
286	our %LOCK;	385	our $LOCKS = new Coro::SemaphoreSet;
287		386
288	sub lock_wait($) {	387	sub lock_wait($) {
289	my ($key) = @_;	388	$LOCKS->wait ($_[0]);
290
291	# wait for lock, if any
292	while ($LOCK{$key}) {
293	push @{ $LOCK{$key} }, $Coro::current;
294	Coro::schedule;
295	}
296	}	389	}
297		390
298	sub lock_acquire($) {	391	sub lock_acquire($) {
299	my ($key) = @_;	392	$LOCKS->guard ($_[0])
300
301	# wait, to be sure we are not locked
302	lock_wait $key;
303
304	$LOCK{$key} = [];
305
306	Coro::guard {
307	# wake up all waiters, to be on the safe side
308	$_->ready for @{ delete $LOCK{$key} };
309	}
310	}	393	}
311		394
312	sub lock_active($) {	395	sub lock_active($) {
313	my ($key) = @_;	396	$LOCKS->count ($_[0]) < 1
314
315	! ! $LOCK{$key}
316	}	397	}
317		398
318	sub freeze_mainloop {	399	sub freeze_mainloop {
319	return unless $TICK_WATCHER->is_active;	400	tick_inhibit_inc;
320		401
321	my $guard = Coro::guard {	402	&Guard::guard (\&tick_inhibit_dec);
322	$TICK_WATCHER->start;	403	}
323	};	404
324	$TICK_WATCHER->stop;	405	=item cf::periodic $interval, $cb
325	$guard	406
		407	Like EV::periodic, but randomly selects a starting point so that the actions
		408	get spread over time.
		409
		410	=cut
		411
		412	sub periodic($$) {
		413	my ($interval, $cb) = @_;
		414
		415	my $start = rand List::Util::min 180, $interval;
		416
		417	EV::periodic $start, $interval, 0, $cb
326	}	418	}
327		419
328	=item cf::get_slot $time[, $priority[, $name]]	420	=item cf::get_slot $time[, $priority[, $name]]
329		421
330	Allocate $time seconds of blocking CPU time at priority C<$priority>:	422	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
338		430
339	=cut	431	=cut
340		432
341	our @SLOT_QUEUE;	433	our @SLOT_QUEUE;
342	our $SLOT_QUEUE;	434	our $SLOT_QUEUE;
		435	our $SLOT_DECAY = 0.9;
343		436
344	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	437	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
345	$SLOT_QUEUE = Coro::async {	438	$SLOT_QUEUE = Coro::async {
		439	$Coro::current->desc ("timeslot manager");
		440
346	my $signal = new Coro::Signal;	441	my $signal = new Coro::Signal;
		442	my $busy;
347		443
348	while () {	444	while () {
349	next_job:	445	next_job:
		446
350	my $avail = cf::till_tick;	447	my $avail = cf::till_tick;
351	if ($avail > 0.01) {	448
352	for (0 .. $#SLOT_QUEUE) {	449	for (0 .. $#SLOT_QUEUE) {
353	if ($SLOT_QUEUE[$_][0] < $avail) {	450	if ($SLOT_QUEUE[$_][0] <= $avail) {
		451	$busy = 0;
354	my $job = splice @SLOT_QUEUE, $_, 1, ();	452	my $job = splice @SLOT_QUEUE, $_, 1, ();
355	$job->[2]->send;	453	$job->[2]->send;
356	Coro::cede;	454	Coro::cede;
357	goto next_job;	455	goto next_job;
358	}	456	} else {
		457	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
359	}	458	}
360	}	459	}
361		460
362	if (@SLOT_QUEUE) {	461	if (@SLOT_QUEUE) {
363	# we do not use wait_For_tick() as it returns immediately when tick is inactive	462	# we do not use wait_for_tick() as it returns immediately when tick is inactive
364	push @cf::WAIT_FOR_TICK, $signal;	463	push @cf::WAIT_FOR_TICK, $signal;
365	$signal->wait;	464	$signal->wait;
366	} else {	465	} else {
		466	$busy = 0;
367	Coro::schedule;	467	Coro::schedule;
368	}	468	}
369	}	469	}
370	};	470	};
371		471
372	sub get_slot($;$$) {	472	sub get_slot($;$$) {
		473	return if tick_inhibit || $Coro::current == $Coro::main;
		474
373	my ($time, $pri, $name) = @_;	475	my ($time, $pri, $name) = @_;
374		476
375	$time = $TICK * .6 if $time > $TICK * .6;	477	$time = clamp $time, 0.01, $TICK * .6;
		478
376	my $sig = new Coro::Signal;	479	my $sig = new Coro::Signal;
377		480
378	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	481	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
379	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	482	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
380	$SLOT_QUEUE->ready;	483	$SLOT_QUEUE->ready;
…		…
391		494
392	BEGIN { *async = \&Coro::async_pool }	495	BEGIN { *async = \&Coro::async_pool }
393		496
394	=item cf::sync_job { BLOCK }	497	=item cf::sync_job { BLOCK }
395		498
396	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	499	The design of Deliantra requires that the main coroutine ($Coro::main)
397	is always able to handle events or runnable, as Crossfire TRT is only	500	is always able to handle events or runnable, as Deliantra is only
398	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	501	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
399	acceptable.	502	acceptable.
400		503
401	If it must be done, put the blocking parts into C<sync_job>. This will run	504	If it must be done, put the blocking parts into C<sync_job>. This will run
402	the given BLOCK in another coroutine while waiting for the result. The	505	the given BLOCK in another coroutine while waiting for the result. The
…		…
407		510
408	sub sync_job(&) {	511	sub sync_job(&) {
409	my ($job) = @_;	512	my ($job) = @_;
410		513
411	if ($Coro::current == $Coro::main) {	514	if ($Coro::current == $Coro::main) {
412	my $time = Event::time;	515	my $time = AE::time;
413		516
414	# this is the main coro, too bad, we have to block	517	# this is the main coro, too bad, we have to block
415	# till the operation succeeds, freezing the server :/	518	# till the operation succeeds, freezing the server :/
416		519
417	# TODO: use suspend/resume instead	520	LOG llevError, Carp::longmess "sync job";#d#
418	# (but this is cancel-safe)	521
419	my $freeze_guard = freeze_mainloop;	522	my $freeze_guard = freeze_mainloop;
420		523
421	my $busy = 1;	524	my $busy = 1;
422	my @res;	525	my @res;
423		526
424	(async {	527	(async {
		528	$Coro::current->desc ("sync job coro");
425	@res = eval { $job->() };	529	@res = eval { $job->() };
426	warn $@ if $@;	530	warn $@ if $@;
427	undef $busy;	531	undef $busy;
428	})->prio (Coro::PRIO_MAX);	532	})->prio (Coro::PRIO_MAX);
429		533
430	while ($busy) {	534	while ($busy) {
431	Coro::cede or Event::one_event;	535	if (Coro::nready) {
		536	Coro::cede_notself;
		537	} else {
		538	EV::loop EV::LOOP_ONESHOT;
432	}	539	}
		540	}
433		541
434	$time = Event::time - $time;	542	my $time = AE::time - $time;
435		543
436	LOG llevError | logBacktrace, Carp::longmess "long sync job"
437	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
438
439	$tick_start += $time; # do not account sync jobs to server load	544	$TICK_START += $time; # do not account sync jobs to server load
440		545
441	wantarray ? @res : $res[0]	546	wantarray ? @res : $res[0]
442	} else {	547	} else {
443	# we are in another coroutine, how wonderful, everything just works	548	# we are in another coroutine, how wonderful, everything just works
444		549
…		…
469	=item fork_call { }, $args	574	=item fork_call { }, $args
470		575
471	Executes the given code block with the given arguments in a seperate	576	Executes the given code block with the given arguments in a seperate
472	process, returning the results. Everything must be serialisable with	577	process, returning the results. Everything must be serialisable with
473	Coro::Storable. May, of course, block. Note that the executed sub may	578	Coro::Storable. May, of course, block. Note that the executed sub may
474	never block itself or use any form of Event handling.	579	never block itself or use any form of event handling.
475		580
476	=cut	581	=cut
477		582
478	sub fork_call(&@) {	583	sub fork_call(&@) {
479	my ($cb, @args) = @_;	584	my ($cb, @args) = @_;
480		585
481	# we seemingly have to make a local copy of the whole thing,	586	# we seemingly have to make a local copy of the whole thing,
482	# otherwise perl prematurely frees the stuff :/	587	# otherwise perl prematurely frees the stuff :/
483	# TODO: investigate and fix (liekly this will be rather laborious)	588	# TODO: investigate and fix (likely this will be rather laborious)
484		589
485	my @res = Coro::Util::fork_eval {	590	my @res = Coro::Util::fork_eval {
486	reset_signals;	591	reset_signals;
487	&$cb	592	&$cb
488	}, @args;	593	}, @args;
489		594
490	wantarray ? @res : $res[-1]	595	wantarray ? @res : $res[-1]
491	}	596	}
492		597
		598	sub objinfo {
		599	(
		600	"counter value" => cf::object::object_count,
		601	"objects created" => cf::object::create_count,
		602	"objects destroyed" => cf::object::destroy_count,
		603	"freelist size" => cf::object::free_count,
		604	"allocated objects" => cf::object::objects_size,
		605	"active objects" => cf::object::actives_size,
		606	)
		607	}
		608
		609	=item $coin = coin_from_name $name
		610
		611	=cut
		612
		613	our %coin_alias = (
		614	"silver" => "silvercoin",
		615	"silvercoin" => "silvercoin",
		616	"silvercoins" => "silvercoin",
		617	"gold" => "goldcoin",
		618	"goldcoin" => "goldcoin",
		619	"goldcoins" => "goldcoin",
		620	"platinum" => "platinacoin",
		621	"platinumcoin" => "platinacoin",
		622	"platinumcoins" => "platinacoin",
		623	"platina" => "platinacoin",
		624	"platinacoin" => "platinacoin",
		625	"platinacoins" => "platinacoin",
		626	"royalty" => "royalty",
		627	"royalties" => "royalty",
		628	);
		629
		630	sub coin_from_name($) {
		631	$coin_alias{$_[0]}
		632	? cf::arch::find $coin_alias{$_[0]}
		633	: undef
		634	}
		635
493	=item $value = cf::db_get $family => $key	636	=item $value = cf::db_get $family => $key
494		637
495	Returns a single value from the environment database.	638	Returns a single value from the environment database.
496		639
497	=item cf::db_put $family => $key => $value	640	=item cf::db_put $family => $key => $value
498		641
499	Stores the given C<$value> in the family. It can currently store binary	642	Stores the given C<$value> in the family. It can currently store binary
500	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	643	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
501		644
		645	=item $db = cf::db_table "name"
		646
		647	Create and/or open a new database table. The string must not be "db" and must be unique
		648	within each server.
		649
502	=cut	650	=cut
		651
		652	sub db_table($) {
		653	my ($name) = @_;
		654	my $db = BDB::db_create $DB_ENV;
		655
		656	eval {
		657	$db->set_flags (BDB::CHKSUM);
		658
		659	utf8::encode $name;
		660	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		661	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		662	cf::cleanup "db_open(db): $!" if $!;
		663	};
		664	cf::cleanup "db_open(db): $@" if $@;
		665
		666	$db
		667	}
503		668
504	our $DB;	669	our $DB;
505		670
506	sub db_init {	671	sub db_init {
507	unless ($DB) {
508	$DB = BDB::db_create $DB_ENV;
509
510	cf::sync_job {	672	cf::sync_job {
511	eval {	673	$DB ||= db_table "db";
512	$DB->set_flags (BDB::CHKSUM);
513
514	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
515	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
516	cf::cleanup "db_open(db): $!" if $!;
517	};
518	cf::cleanup "db_open(db): $@" if $@;
519	};
520	}	674	};
521	}	675	}
522		676
523	sub db_get($$) {	677	sub db_get($$) {
524	my $key = "$_[0]/$_[1]";	678	my $key = "$_[0]/$_[1]";
525		679
…		…
575	if (1) {	729	if (1) {
576	$md5 =	730	$md5 =
577	join "\x00",	731	join "\x00",
578	$processversion,	732	$processversion,
579	map {	733	map {
580	Coro::cede;	734	cf::cede_to_tick;
581	($src->[$_], Digest::MD5::md5_hex $data[$_])	735	($src->[$_], Digest::MD5::md5_hex $data[$_])
582	} 0.. $#$src;	736	} 0.. $#$src;
583		737
584		738
585	my $dbmd5 = db_get cache => "$id/md5";	739	my $dbmd5 = db_get cache => "$id/md5";
…		…
623		777
624	#############################################################################	778	#############################################################################
625		779
626	=head2 ATTACHABLE OBJECTS	780	=head2 ATTACHABLE OBJECTS
627		781
628	Many objects in crossfire are so-called attachable objects. That means you can	782	Many objects in deliantra are so-called attachable objects. That means you can
629	attach callbacks/event handlers (a collection of which is called an "attachment")	783	attach callbacks/event handlers (a collection of which is called an "attachment")
630	to it. All such attachable objects support the following methods.	784	to it. All such attachable objects support the following methods.
631		785
632	In the following description, CLASS can be any of C<global>, C<object>	786	In the following description, CLASS can be any of C<global>, C<object>
633	C<player>, C<client> or C<map> (i.e. the attachable objects in	787	C<player>, C<client> or C<map> (i.e. the attachable objects in
634	Crossfire TRT).	788	Deliantra).
635		789
636	=over 4	790	=over 4
637		791
638	=item $attachable->attach ($attachment, key => $value...)	792	=item $attachable->attach ($attachment, key => $value...)
639		793
…		…
683	=item cf::CLASS::attachment $name, ...	837	=item cf::CLASS::attachment $name, ...
684		838
685	Register an attachment by C<$name> through which attachable objects of the	839	Register an attachment by C<$name> through which attachable objects of the
686	given CLASS can refer to this attachment.	840	given CLASS can refer to this attachment.
687		841
688	Some classes such as crossfire maps and objects can specify attachments	842	Some classes such as deliantra maps and objects can specify attachments
689	that are attached at load/instantiate time, thus the need for a name.	843	that are attached at load/instantiate time, thus the need for a name.
690		844
691	These calls expect any number of the following handler/hook descriptions:	845	These calls expect any number of the following handler/hook descriptions:
692		846
693	=over 4	847	=over 4
…		…
921	}	1075	}
922		1076
923	0	1077	0
924	}	1078	}
925		1079
926	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1080	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
927		1081
928	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1082	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
929		1083
930	Generate an object-specific event with the given arguments.	1084	Generate an object-specific event with the given arguments.
931		1085
…		…
937		1091
938	=cut	1092	=cut
939		1093
940	#############################################################################	1094	#############################################################################
941	# object support	1095	# object support
942	#
943		1096
		1097	sub _object_equal($$);
		1098	sub _object_equal($$) {
		1099	my ($a, $b) = @_;
		1100
		1101	return 0 unless (ref $a) eq (ref $b);
		1102
		1103	if ("HASH" eq ref $a) {
		1104	my @ka = keys %$a;
		1105	my @kb = keys %$b;
		1106
		1107	return 0 if @ka != @kb;
		1108
		1109	for (0 .. $#ka) {
		1110	return 0 unless $ka[$_] eq $kb[$_];
		1111	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1112	}
		1113
		1114	} elsif ("ARRAY" eq ref $a) {
		1115
		1116	return 0 if @$a != @$b;
		1117
		1118	for (0 .. $#$a) {
		1119	return 0 unless _object_equal $a->[$_], $b->[$_];
		1120	}
		1121
		1122	} elsif ($a ne $b) {
		1123	return 0;
		1124	}
		1125
		1126	1
		1127	}
		1128
		1129	our $SLOW_MERGES;#d#
944	sub _can_merge {	1130	sub _can_merge {
945	my ($ob1, $ob2) = @_;	1131	my ($ob1, $ob2) = @_;
946		1132
947	local $Storable::canonical = 1;	1133	++$SLOW_MERGES;#d#
948	my $fob1 = Storable::freeze $ob1;
949	my $fob2 = Storable::freeze $ob2;
950		1134
951	$fob1 eq $fob2	1135	# we do the slow way here
		1136	return _object_equal $ob1, $ob2
952	}	1137	}
953		1138
954	sub reattach {	1139	sub reattach {
955	# basically do the same as instantiate, without calling instantiate	1140	# basically do the same as instantiate, without calling instantiate
956	my ($obj) = @_;	1141	my ($obj) = @_;
957		1142
		1143	# no longer needed after getting rid of delete_package?
958	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1144	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
959		1145
960	my $registry = $obj->registry;	1146	my $registry = $obj->registry;
961		1147
962	@$registry = ();	1148	@$registry = ();
963		1149
…		…
978	cf::attachable->attach (	1164	cf::attachable->attach (
979	prio => -1000000,	1165	prio => -1000000,
980	on_instantiate => sub {	1166	on_instantiate => sub {
981	my ($obj, $data) = @_;	1167	my ($obj, $data) = @_;
982		1168
983	$data = from_json $data;	1169	$data = decode_json $data;
984		1170
985	for (@$data) {	1171	for (@$data) {
986	my ($name, $args) = @$_;	1172	my ($name, $args) = @$_;
987		1173
988	$obj->attach ($name, %{$args || {} });	1174	$obj->attach ($name, %{$args || {} });
…		…
1004	sub object_freezer_save {	1190	sub object_freezer_save {
1005	my ($filename, $rdata, $objs) = @_;	1191	my ($filename, $rdata, $objs) = @_;
1006		1192
1007	sync_job {	1193	sync_job {
1008	if (length $$rdata) {	1194	if (length $$rdata) {
		1195	utf8::decode (my $decname = $filename);
1009	warn sprintf "saving %s (%d,%d)\n",	1196	warn sprintf "saving %s (%d,%d)\n",
1010	$filename, length $$rdata, scalar @$objs;	1197	$decname, length $$rdata, scalar @$objs;
1011		1198
1012	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1199	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1013	chmod SAVE_MODE, $fh;	1200	aio_chmod $fh, SAVE_MODE;
1014	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1201	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1015	aio_fsync $fh if $cf::USE_FSYNC;	1202	if ($cf::USE_FSYNC) {
		1203	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1204	aio_fsync $fh;
		1205	}
1016	close $fh;	1206	aio_close $fh;
1017		1207
1018	if (@$objs) {	1208	if (@$objs) {
1019	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1209	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1020	chmod SAVE_MODE, $fh;	1210	aio_chmod $fh, SAVE_MODE;
1021	my $data = Storable::nfreeze { version => 1, objs => $objs };	1211	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1022	aio_write $fh, 0, (length $data), $data, 0;	1212	aio_write $fh, 0, (length $data), $data, 0;
1023	aio_fsync $fh if $cf::USE_FSYNC;	1213	if ($cf::USE_FSYNC) {
		1214	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1215	aio_fsync $fh;
		1216	}
1024	close $fh;	1217	aio_close $fh;
1025	aio_rename "$filename.pst~", "$filename.pst";	1218	aio_rename "$filename.pst~", "$filename.pst";
1026	}	1219	}
1027	} else {	1220	} else {
1028	aio_unlink "$filename.pst";	1221	aio_unlink "$filename.pst";
1029	}	1222	}
1030		1223
1031	aio_rename "$filename~", $filename;	1224	aio_rename "$filename~", $filename;
		1225
		1226	$filename =~ s%/[^/]+$%%;
		1227	aio_pathsync $filename if $cf::USE_FSYNC;
1032	} else {	1228	} else {
1033	warn "FATAL: $filename~: $!\n";	1229	warn "unable to save objects: $filename~: $!\n";
1034	}	1230	}
1035	} else {	1231	} else {
1036	aio_unlink $filename;	1232	aio_unlink $filename;
1037	aio_unlink "$filename.pst";	1233	aio_unlink "$filename.pst";
1038	}	1234	}
1039	}	1235	};
1040	}	1236	}
1041		1237
1042	sub object_freezer_as_string {	1238	sub object_freezer_as_string {
1043	my ($rdata, $objs) = @_;	1239	my ($rdata, $objs) = @_;
1044		1240
…		…
1056	or return;	1252	or return;
1057		1253
1058	unless (aio_stat "$filename.pst") {	1254	unless (aio_stat "$filename.pst") {
1059	(aio_load "$filename.pst", $av) >= 0	1255	(aio_load "$filename.pst", $av) >= 0
1060	or return;	1256	or return;
		1257
1061	$av = eval { (Storable::thaw $av)->{objs} };	1258	my $st = eval { Coro::Storable::thaw $av };
		1259	$av = $st->{objs};
1062	}	1260	}
1063		1261
		1262	utf8::decode (my $decname = $filename);
1064	warn sprintf "loading %s (%d)\n",	1263	warn sprintf "loading %s (%d,%d)\n",
1065	$filename, length $data, scalar @{$av || []};	1264	$decname, length $data, scalar @{$av || []};
		1265
1066	return ($data, $av);	1266	($data, $av)
1067	}	1267	}
1068		1268
1069	=head2 COMMAND CALLBACKS	1269	=head2 COMMAND CALLBACKS
1070		1270
1071	=over 4	1271	=over 4
…		…
1125	my ($name, $cb) = @_;	1325	my ($name, $cb) = @_;
1126		1326
1127	$EXTICMD{$name} = $cb;	1327	$EXTICMD{$name} = $cb;
1128	}	1328	}
1129		1329
		1330	use File::Glob ();
		1331
1130	cf::player->attach (	1332	cf::player->attach (
1131	on_command => sub {	1333	on_unknown_command => sub {
1132	my ($pl, $name, $params) = @_;	1334	my ($pl, $name, $params) = @_;
1133		1335
1134	my $cb = $COMMAND{$name}	1336	my $cb = $COMMAND{$name}
1135	or return;	1337	or return;
1136		1338
…		…
1149	my ($type, $reply, @payload) =	1351	my ($type, $reply, @payload) =
1150	"ARRAY" eq ref $msg	1352	"ARRAY" eq ref $msg
1151	? @$msg	1353	? @$msg
1152	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove	1354	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1153		1355
		1356	my @reply;
		1357
1154	if (my $cb = $EXTCMD{$type}) {	1358	if (my $cb = $EXTCMD{$type}) {
1155	my @reply = $cb->($pl, @payload);	1359	@reply = $cb->($pl, @payload);
1156
1157	$pl->ext_reply ($reply, @reply)
1158	if $reply;
1159	}	1360	}
		1361
		1362	$pl->ext_reply ($reply, @reply)
		1363	if $reply;
		1364
1160	} else {	1365	} else {
1161	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1366	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1162	}	1367	}
1163		1368
1164	cf::override;	1369	cf::override;
1165	},	1370	},
1166	);	1371	);
		1372
		1373	# "readahead" all extensions
		1374	sub cache_extensions {
		1375	my $grp = IO::AIO::aio_group;
		1376
		1377	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1378	for (grep /\.ext$/, @{$_[0]}) {
		1379	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1380	}
		1381	};
		1382
		1383	$grp
		1384	}
1167		1385
1168	sub load_extensions {	1386	sub load_extensions {
1169	cf::sync_job {	1387	cf::sync_job {
1170	my %todo;	1388	my %todo;
1171		1389
…		…
1191		1409
1192	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1410	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1193	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1411	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1194		1412
1195	$ext{source} =	1413	$ext{source} =
1196	"package $pkg; use strict; use utf8;\n"	1414	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1197	. "#line 1 \"$path\"\n{\n"	1415	. "#line 1 \"$path\"\n{\n"
1198	. $source	1416	. $source
1199	. "\n};\n1";	1417	. "\n};\n1";
1200		1418
1201	$todo{$base} = \%ext;	1419	$todo{$base} = \%ext;
1202	}	1420	}
1203		1421
		1422	my $pass = 0;
1204	my %done;	1423	my %done;
1205	while (%todo) {	1424	while (%todo) {
1206	my $progress;	1425	my $progress;
1207		1426
		1427	++$pass;
		1428
		1429	ext:
1208	while (my ($k, $v) = each %todo) {	1430	while (my ($k, $v) = each %todo) {
1209	for (split /,\s*/, $v->{meta}{depends}) {	1431	for (split /,\s*/, $v->{meta}{depends}) {
1210	goto skip	1432	next ext
1211	unless exists $done{$_};	1433	unless exists $done{$_};
1212	}	1434	}
1213		1435
1214	warn "... loading '$k' into '$v->{pkg}'\n";	1436	warn "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1215		1437
1216	unless (eval $v->{source}) {	1438	my $active = eval $v->{source};
		1439
		1440	if (length $@) {
1217	my $msg = $@ ? "$v->{path}: $@\n"	1441	warn "$v->{path}: $@\n";
1218	: "$v->{base}: extension inactive.\n";
1219		1442
		1443	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1220	if (exists $v->{meta}{mandatory}) {	1444	if exists $v->{meta}{mandatory};
1221	warn $msg;	1445
1222	warn "mandatory extension failed to load, exiting.\n";	1446	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1223	exit 1;	1447	delete $todo{$k};
1224	}	1448	} else {
1225		1449	$done{$k} = delete $todo{$k};
1226	warn $msg;	1450	push @EXTS, $v->{pkg};
		1451	$progress = 1;
		1452
		1453	warn "$v->{base}: extension inactive.\n"
		1454	unless $active;
1227	}	1455	}
1228
1229	$done{$k} = delete $todo{$k};
1230	push @EXTS, $v->{pkg};
1231	$progress = 1;
1232	}	1456	}
1233		1457
1234	skip:	1458	unless ($progress) {
1235	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1459	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1236	unless $progress;	1460
		1461	while (my ($k, $v) = each %todo) {
		1462	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1463	if exists $v->{meta}{mandatory};
		1464	}
		1465	}
1237	}	1466	}
1238	};	1467	};
1239	}	1468	}
1240		1469
1241	#############################################################################	1470	#############################################################################
1242		1471
1243	=back	1472	=back
1244		1473
1245	=head2 CORE EXTENSIONS	1474	=head2 CORE EXTENSIONS
1246		1475
1247	Functions and methods that extend core crossfire objects.	1476	Functions and methods that extend core deliantra objects.
1248		1477
1249	=cut	1478	=cut
1250		1479
1251	package cf::player;	1480	package cf::player;
1252		1481
1253	use Coro::AIO;	1482	use Coro::AIO;
1254		1483
1255	=head3 cf::player	1484	=head3 cf::player
1256		1485
1257	=over 4	1486	=over 4
		1487
		1488	=item cf::player::num_playing
		1489
		1490	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1491
		1492	=cut
		1493
		1494	sub num_playing {
		1495	scalar grep
		1496	$_->ob->map
		1497	&& !$_->hidden
		1498	&& !$_->ob->flag (cf::FLAG_WIZ),
		1499	cf::player::list
		1500	}
1258		1501
1259	=item cf::player::find $login	1502	=item cf::player::find $login
1260		1503
1261	Returns the given player object, loading it if necessary (might block).	1504	Returns the given player object, loading it if necessary (might block).
1262		1505
…		…
1281		1524
1282	sub exists($) {	1525	sub exists($) {
1283	my ($login) = @_;	1526	my ($login) = @_;
1284		1527
1285	$cf::PLAYER{$login}	1528	$cf::PLAYER{$login}
1286	or cf::sync_job { !aio_stat path $login }	1529	or !aio_stat path $login
1287	}	1530	}
1288		1531
1289	sub find($) {	1532	sub find($) {
1290	return $cf::PLAYER{$_[0]} || do {	1533	return $cf::PLAYER{$_[0]} || do {
1291	my $login = $_[0];	1534	my $login = $_[0];
…		…
1298	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1541	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1299	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1542	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1300	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1543	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1301	aio_unlink +(playerdir $login) . "/$login.pl";	1544	aio_unlink +(playerdir $login) . "/$login.pl";
1302		1545
1303	my $pl = load_pl path $login	1546	my $f = new_from_file cf::object::thawer path $login
1304	or return;	1547	or return;
		1548
		1549	my $pl = cf::player::load_pl $f
		1550	or return;
		1551
		1552	local $cf::PLAYER_LOADING{$login} = $pl;
		1553	$f->resolve_delayed_derefs;
1305	$cf::PLAYER{$login} = $pl	1554	$cf::PLAYER{$login} = $pl
1306	}	1555	}
1307	}	1556	}
1308	}	1557	}
		1558
		1559	cf::player->attach (
		1560	on_load => sub {
		1561	my ($pl, $path) = @_;
		1562
		1563	# restore slots saved in save, below
		1564	my $slots = delete $pl->{_slots};
		1565
		1566	$pl->ob->current_weapon ($slots->[0]);
		1567	$pl->combat_ob ($slots->[1]);
		1568	$pl->ranged_ob ($slots->[2]);
		1569	},
		1570	);
1309		1571
1310	sub save($) {	1572	sub save($) {
1311	my ($pl) = @_;	1573	my ($pl) = @_;
1312		1574
1313	return if $pl->{deny_save};	1575	return if $pl->{deny_save};
…		…
1318	return if $pl->{deny_save};	1580	return if $pl->{deny_save};
1319		1581
1320	aio_mkdir playerdir $pl, 0770;	1582	aio_mkdir playerdir $pl, 0770;
1321	$pl->{last_save} = $cf::RUNTIME;	1583	$pl->{last_save} = $cf::RUNTIME;
1322		1584
		1585	cf::get_slot 0.01;
		1586
		1587	# save slots, to be restored later
		1588	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
		1589
1323	$pl->save_pl ($path);	1590	$pl->save_pl ($path);
1324	Coro::cede;	1591	cf::cede_to_tick;
1325	}	1592	}
1326		1593
1327	sub new($) {	1594	sub new($) {
1328	my ($login) = @_;	1595	my ($login) = @_;
1329		1596
…		…
1358	my ($pl) = @_;	1625	my ($pl) = @_;
1359		1626
1360	my $name = $pl->ob->name;	1627	my $name = $pl->ob->name;
1361		1628
1362	$pl->{deny_save} = 1;	1629	$pl->{deny_save} = 1;
1363	$pl->password ("*"); # this should lock out the player until we nuked the dir	1630	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1364		1631
1365	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1632	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1366	$pl->deactivate;	1633	$pl->deactivate;
		1634	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1635	$pl->ob->check_score;
1367	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1636	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1368	$pl->ns->destroy if $pl->ns;	1637	$pl->ns->destroy if $pl->ns;
1369		1638
1370	my $path = playerdir $pl;	1639	my $path = playerdir $pl;
1371	my $temp = "$path~$cf::RUNTIME~deleting~";	1640	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1407	or return [];	1676	or return [];
1408		1677
1409	my @logins;	1678	my @logins;
1410		1679
1411	for my $login (@$dirs) {	1680	for my $login (@$dirs) {
		1681	my $path = path $login;
		1682
		1683	# a .pst is a dead give-away for a valid player
		1684	# if no pst file found, open and chekc for blocked users
		1685	if (aio_stat "$path.pst") {
1412	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1686	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1413	aio_read $fh, 0, 512, my $buf, 0 or next;	1687	aio_read $fh, 0, 512, my $buf, 0 or next;
1414	$buf !~ /^password -------------$/m or next; # official not-valid tag	1688	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1689	}
1415		1690
1416	utf8::decode $login;	1691	utf8::decode $login;
1417	push @logins, $login;	1692	push @logins, $login;
1418	}	1693	}
1419		1694
1420	\@logins	1695	\@logins
1421	}	1696	}
1422		1697
1423	=item $player->maps	1698	=item $player->maps
		1699
		1700	=item cf::player::maps $login
1424		1701
1425	Returns an arrayref of map paths that are private for this	1702	Returns an arrayref of map paths that are private for this
1426	player. May block.	1703	player. May block.
1427		1704
1428	=cut	1705	=cut
…		…
1446	}	1723	}
1447		1724
1448	\@paths	1725	\@paths
1449	}	1726	}
1450		1727
1451	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1728	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1452		1729
1453	Expand crossfire pod fragments into protocol xml.	1730	Expand deliantra pod fragments into protocol xml.
1454
1455	=cut
1456
1457	sub expand_cfpod {
1458	((my $self), (local $_)) = @_;
1459
1460	# escape & and <
1461	s/&/&amp;/g;
1462	s/(?<![BIUGH])</&lt;/g;
1463
1464	# this is buggy, it needs to properly take care of nested <'s
1465
1466	1 while
1467	# replace B<>, I<>, U<> etc.
1468	s/B<([^\>]*)>/<b>$1<\/b>/
1469	|| s/I<([^\>]*)>/<i>$1<\/i>/
1470	|| s/U<([^\>]*)>/<u>$1<\/u>/
1471	# replace G<male|female> tags
1472	|| s{G<([^>|]*)\|([^>]*)>}{
1473	$self->gender ? $2 : $1
1474	}ge
1475	# replace H<hint text>
1476	|| s{H<([^\>]*)>}
1477	{
1478	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1479	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1480	"")
1481	[$self->{hintmode}]
1482	}ge;
1483
1484	# create single paragraphs (very hackish)
1485	s/(?<=\S)\n(?=\w)/ /g;
1486
1487	# compress some whitespace
1488	s/\s+\n/\n/g; # ws line-ends
1489	s/\n\n+/\n/g; # double lines
1490	s/^\n+//; # beginning lines
1491	s/\n+$//; # ending lines
1492
1493	$_
1494	}
1495
1496	sub hintmode {
1497	$_[0]{hintmode} = $_[1] if @_ > 1;
1498	$_[0]{hintmode}
1499	}
1500		1731
1501	=item $player->ext_reply ($msgid, @msg)	1732	=item $player->ext_reply ($msgid, @msg)
1502		1733
1503	Sends an ext reply to the player.	1734	Sends an ext reply to the player.
1504		1735
1505	=cut	1736	=cut
1506		1737
1507	sub ext_reply($$@) {	1738	sub ext_reply($$@) {
1508	my ($self, $id, @msg) = @_;	1739	my ($self, $id, @msg) = @_;
1509		1740
1510	if ($self->ns->extcmd == 2) {	1741	$self->ns->ext_reply ($id, @msg)
1511	$self->send ("ext " . $self->ns->{json_coder}->encode (["reply-$id", @msg]));
1512	} elsif ($self->ns->extcmd == 1) {
1513	#TODO: version 1, remove
1514	unshift @msg, msgtype => "reply", msgid => $id;
1515	$self->send ("ext " . $self->ns->{json_coder}->encode ({@msg}));
1516	}
1517	}	1742	}
1518		1743
1519	=item $player->ext_msg ($type, @msg)	1744	=item $player->ext_msg ($type, @msg)
1520		1745
1521	Sends an ext event to the client.	1746	Sends an ext event to the client.
…		…
1542		1767
1543	=cut	1768	=cut
1544		1769
1545	sub find_by_path($) {	1770	sub find_by_path($) {
1546	my ($path) = @_;	1771	my ($path) = @_;
		1772
		1773	$path =~ s/^~[^\/]*//; # skip ~login
1547		1774
1548	my ($match, $specificity);	1775	my ($match, $specificity);
1549		1776
1550	for my $region (list) {	1777	for my $region (list) {
1551	if ($region->{match} && $path =~ $region->{match}) {	1778	if ($region->{match} && $path =~ $region->{match}) {
…		…
1577	our $MAX_RESET = 3600;	1804	our $MAX_RESET = 3600;
1578	our $DEFAULT_RESET = 3000;	1805	our $DEFAULT_RESET = 3000;
1579		1806
1580	sub generate_random_map {	1807	sub generate_random_map {
1581	my ($self, $rmp) = @_;	1808	my ($self, $rmp) = @_;
		1809
		1810	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1811
1582	# mit "rum" bekleckern, nicht	1812	# mit "rum" bekleckern, nicht
1583	$self->_create_random_map (	1813	$self->_create_random_map (
1584	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1814	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1585	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1815	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1586	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1816	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1587	$rmp->{exit_on_final_map},	1817	$rmp->{exit_on_final_map},
1588	$rmp->{xsize}, $rmp->{ysize},	1818	$rmp->{xsize}, $rmp->{ysize},
1589	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1819	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1590	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1820	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1612		1842
1613	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1843	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1614	}	1844	}
1615		1845
1616	# also paths starting with '/'	1846	# also paths starting with '/'
1617	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1847	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1618		1848
1619	sub thawer_merge {	1849	sub thawer_merge {
1620	my ($self, $merge) = @_;	1850	my ($self, $merge) = @_;
1621		1851
1622	# we have to keep some variables in memory intact	1852	# we have to keep some variables in memory intact
…		…
1708		1938
1709	# the temporary/swap location	1939	# the temporary/swap location
1710	sub save_path {	1940	sub save_path {
1711	my ($self) = @_;	1941	my ($self) = @_;
1712		1942
1713	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1943	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1714	"$TMPDIR/$path.map"	1944	"$TMPDIR/$path.map"
1715	}	1945	}
1716		1946
1717	# the unique path, undef == no special unique path	1947	# the unique path, undef == no special unique path
1718	sub uniq_path {	1948	sub uniq_path {
1719	my ($self) = @_;	1949	my ($self) = @_;
1720		1950
1721	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1951	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1722	"$UNIQUEDIR/$path"	1952	"$UNIQUEDIR/$path"
1723	}
1724
1725	# and all this just because we cannot iterate over
1726	# all maps in C++...
1727	sub change_all_map_light {
1728	my ($change) = @_;
1729
1730	$_->change_map_light ($change)
1731	for grep $_->outdoor, values %cf::MAP;
1732	}	1953	}
1733		1954
1734	sub decay_objects {	1955	sub decay_objects {
1735	my ($self) = @_;	1956	my ($self) = @_;
1736		1957
…		…
1749		1970
1750	sub load_header_from($) {	1971	sub load_header_from($) {
1751	my ($self, $path) = @_;	1972	my ($self, $path) = @_;
1752		1973
1753	utf8::encode $path;	1974	utf8::encode $path;
1754	#aio_open $path, O_RDONLY, 0	1975	my $f = new_from_file cf::object::thawer $path
1755	# or return;
1756
1757	$self->_load_header ($path)
1758	or return;	1976	or return;
		1977
		1978	$self->_load_header ($f)
		1979	or return;
		1980
		1981	local $MAP_LOADING{$self->{path}} = $self;
		1982	$f->resolve_delayed_derefs;
1759		1983
1760	$self->{load_path} = $path;	1984	$self->{load_path} = $path;
1761		1985
1762	1	1986	1
1763	}	1987	}
…		…
1817	sub find {	2041	sub find {
1818	my ($path, $origin) = @_;	2042	my ($path, $origin) = @_;
1819		2043
1820	$path = normalise $path, $origin && $origin->path;	2044	$path = normalise $path, $origin && $origin->path;
1821		2045
		2046	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1822	cf::lock_wait "map_find:$path";	2047	my $guard2 = cf::lock_acquire "map_find:$path";
1823		2048
1824	$cf::MAP{$path} || do {	2049	$cf::MAP{$path} || do {
1825	my $guard = cf::lock_acquire "map_find:$path";
1826	my $map = new_from_path cf::map $path	2050	my $map = new_from_path cf::map $path
1827	or return;	2051	or return;
1828		2052
1829	$map->{last_save} = $cf::RUNTIME;	2053	$map->{last_save} = $cf::RUNTIME;
1830		2054
…		…
1832	or return;	2056	or return;
1833		2057
1834	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2058	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1835	# doing this can freeze the server in a sync job, obviously	2059	# doing this can freeze the server in a sync job, obviously
1836	#$cf::WAIT_FOR_TICK->wait;	2060	#$cf::WAIT_FOR_TICK->wait;
		2061	undef $guard2;
		2062	undef $guard1;
1837	$map->reset;	2063	$map->reset;
1838	undef $guard;
1839	return find $path;	2064	return find $path;
1840	}	2065	}
1841		2066
1842	$cf::MAP{$path} = $map	2067	$cf::MAP{$path} = $map
1843	}	2068	}
1844	}	2069	}
1845		2070
1846	sub pre_load { }	2071	sub pre_load { }
1847	sub post_load { }	2072	#sub post_load { } # XS
1848		2073
1849	sub load {	2074	sub load {
1850	my ($self) = @_;	2075	my ($self) = @_;
1851		2076
1852	local $self->{deny_reset} = 1; # loading can take a long time	2077	local $self->{deny_reset} = 1; # loading can take a long time
1853		2078
1854	my $path = $self->{path};	2079	my $path = $self->{path};
1855		2080
1856	{	2081	{
1857	my $guard = cf::lock_acquire "map_load:$path";	2082	my $guard = cf::lock_acquire "map_data:$path";
1858		2083
		2084	return unless $self->valid;
1859	return if $self->in_memory != cf::MAP_SWAPPED;	2085	return unless $self->in_memory == cf::MAP_SWAPPED;
1860		2086
1861	$self->in_memory (cf::MAP_LOADING);	2087	$self->in_memory (cf::MAP_LOADING);
1862		2088
1863	$self->alloc;	2089	$self->alloc;
1864		2090
1865	$self->pre_load;	2091	$self->pre_load;
1866	Coro::cede;	2092	cf::cede_to_tick;
1867		2093
		2094	my $f = new_from_file cf::object::thawer $self->{load_path};
		2095	$f->skip_block;
1868	$self->_load_objects ($self->{load_path}, 1)	2096	$self->_load_objects ($f)
1869	or return;	2097	or return;
1870		2098
1871	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2099	$self->post_load_original
1872	if delete $self->{load_original};	2100	if delete $self->{load_original};
1873		2101
1874	if (my $uniq = $self->uniq_path) {	2102	if (my $uniq = $self->uniq_path) {
1875	utf8::encode $uniq;	2103	utf8::encode $uniq;
1876	if (aio_open $uniq, O_RDONLY, 0) {	2104	unless (aio_stat $uniq) {
		2105	if (my $f = new_from_file cf::object::thawer $uniq) {
1877	$self->clear_unique_items;	2106	$self->clear_unique_items;
1878	$self->_load_objects ($uniq, 0);	2107	$self->_load_objects ($f);
		2108	$f->resolve_delayed_derefs;
		2109	}
1879	}	2110	}
1880	}	2111	}
1881		2112
1882	Coro::cede;	2113	$f->resolve_delayed_derefs;
		2114
		2115	cf::cede_to_tick;
1883	# now do the right thing for maps	2116	# now do the right thing for maps
1884	$self->link_multipart_objects;	2117	$self->link_multipart_objects;
1885	$self->difficulty ($self->estimate_difficulty)	2118	$self->difficulty ($self->estimate_difficulty)
1886	unless $self->difficulty;	2119	unless $self->difficulty;
1887	Coro::cede;	2120	cf::cede_to_tick;
1888		2121
1889	unless ($self->{deny_activate}) {	2122	unless ($self->{deny_activate}) {
1890	$self->decay_objects;	2123	$self->decay_objects;
1891	$self->fix_auto_apply;	2124	$self->fix_auto_apply;
1892	$self->update_buttons;	2125	$self->update_buttons;
1893	Coro::cede;	2126	cf::cede_to_tick;
1894	$self->set_darkness_map;
1895	Coro::cede;
1896	$self->activate;	2127	$self->activate;
1897	}	2128	}
1898		2129
1899	$self->{last_save} = $cf::RUNTIME;	2130	$self->{last_save} = $cf::RUNTIME;
1900	$self->last_access ($cf::RUNTIME);	2131	$self->last_access ($cf::RUNTIME);
1901		2132
1902	$self->in_memory (cf::MAP_IN_MEMORY);	2133	$self->in_memory (cf::MAP_ACTIVE);
1903	}	2134	}
1904		2135
1905	$self->post_load;	2136	$self->post_load;
1906	}	2137	}
1907		2138
		2139	# customize the map for a given player, i.e.
		2140	# return the _real_ map. used by e.g. per-player
		2141	# maps to change the path to ~playername/mappath
1908	sub customise_for {	2142	sub customise_for {
1909	my ($self, $ob) = @_;	2143	my ($self, $ob) = @_;
1910		2144
1911	return find "~" . $ob->name . "/" . $self->{path}	2145	return find "~" . $ob->name . "/" . $self->{path}
1912	if $self->per_player;	2146	if $self->per_player;
…		…
1950	}	2184	}
1951		2185
1952	sub do_load_sync {	2186	sub do_load_sync {
1953	my ($map) = @_;	2187	my ($map) = @_;
1954		2188
		2189	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2190	if $Coro::current == $Coro::main;
		2191
1955	cf::sync_job { $map->load };	2192	cf::sync_job { $map->load };
1956	}	2193	}
1957		2194
1958	our %MAP_PREFETCH;	2195	our %MAP_PREFETCH;
1959	our $MAP_PREFETCHER = undef;	2196	our $MAP_PREFETCHER = undef;
1960		2197
1961	sub find_async {	2198	sub find_async {
1962	my ($path, $origin) = @_;	2199	my ($path, $origin, $load) = @_;
1963		2200
1964	$path = normalise $path, $origin && $origin->{path};	2201	$path = normalise $path, $origin && $origin->{path};
1965		2202
1966	if (my $map = $cf::MAP{$path}) {	2203	if (my $map = $cf::MAP{$path}) {
1967	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2204	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1968	}	2205	}
1969		2206
1970	undef $MAP_PREFETCH{$path};	2207	$MAP_PREFETCH{$path} |= $load;
		2208
1971	$MAP_PREFETCHER ||= cf::async {	2209	$MAP_PREFETCHER ||= cf::async {
		2210	$Coro::current->{desc} = "map prefetcher";
		2211
1972	while (%MAP_PREFETCH) {	2212	while (%MAP_PREFETCH) {
1973	for my $path (keys %MAP_PREFETCH) {	2213	while (my ($k, $v) = each %MAP_PREFETCH) {
1974	if (my $map = find $path) {	2214	if (my $map = find $k) {
1975	$map->load;	2215	$map->load if $v;
1976	}	2216	}
1977		2217
1978	delete $MAP_PREFETCH{$path};	2218	delete $MAP_PREFETCH{$k};
1979	}	2219	}
1980	}	2220	}
1981	undef $MAP_PREFETCHER;	2221	undef $MAP_PREFETCHER;
1982	};	2222	};
1983	$MAP_PREFETCHER->prio (6);	2223	$MAP_PREFETCHER->prio (6);
1984		2224
1985	()	2225	()
1986	}	2226	}
1987		2227
		2228	# common code, used by both ->save and ->swapout
1988	sub save {	2229	sub _save {
1989	my ($self) = @_;	2230	my ($self) = @_;
1990
1991	my $lock = cf::lock_acquire "map_data:" . $self->path;
1992		2231
1993	$self->{last_save} = $cf::RUNTIME;	2232	$self->{last_save} = $cf::RUNTIME;
1994		2233
1995	return unless $self->dirty;	2234	return unless $self->dirty;
1996		2235
…		…
2002	return if $self->{deny_save};	2241	return if $self->{deny_save};
2003		2242
2004	local $self->{last_access} = $self->last_access;#d#	2243	local $self->{last_access} = $self->last_access;#d#
2005		2244
2006	cf::async {	2245	cf::async {
		2246	$Coro::current->{desc} = "map player save";
2007	$_->contr->save for $self->players;	2247	$_->contr->save for $self->players;
2008	};	2248	};
		2249
		2250	cf::get_slot 0.02;
2009		2251
2010	if ($uniq) {	2252	if ($uniq) {
2011	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2253	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2012	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2254	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2013	} else {	2255	} else {
2014	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2256	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2015	}	2257	}
2016	}	2258	}
2017		2259
		2260	sub save {
		2261	my ($self) = @_;
		2262
		2263	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2264
		2265	$self->_save;
		2266	}
		2267
2018	sub swap_out {	2268	sub swap_out {
2019	my ($self) = @_;	2269	my ($self) = @_;
2020		2270
2021	# save first because save cedes
2022	$self->save;
2023
2024	my $lock = cf::lock_acquire "map_data:" . $self->path;	2271	my $lock = cf::lock_acquire "map_data:$self->{path}";
2025		2272
		2273	return if $self->in_memory != cf::MAP_ACTIVE;
		2274	return if $self->{deny_save};
2026	return if $self->players;	2275	return if $self->players;
2027	return if $self->in_memory != cf::MAP_IN_MEMORY;
2028	return if $self->{deny_save};
2029		2276
		2277	# first deactivate the map and "unlink" it from the core
		2278	$self->deactivate;
		2279	$_->clear_links_to ($self) for values %cf::MAP;
		2280	$self->in_memory (cf::MAP_SWAPPED);
		2281
		2282	# then atomically save
		2283	$self->_save;
		2284
		2285	# then free the map
2030	$self->clear;	2286	$self->clear;
2031	$self->in_memory (cf::MAP_SWAPPED);
2032	}	2287	}
2033		2288
2034	sub reset_at {	2289	sub reset_at {
2035	my ($self) = @_;	2290	my ($self) = @_;
2036		2291
…		…
2054		2309
2055	my $lock = cf::lock_acquire "map_data:$self->{path}";	2310	my $lock = cf::lock_acquire "map_data:$self->{path}";
2056		2311
2057	return if $self->players;	2312	return if $self->players;
2058		2313
2059	warn "resetting map ", $self->path;	2314	warn "resetting map ", $self->path, "\n";
2060		2315
2061	$self->in_memory (cf::MAP_SWAPPED);	2316	$self->in_memory (cf::MAP_SWAPPED);
2062		2317
2063	# need to save uniques path	2318	# need to save uniques path
2064	unless ($self->{deny_save}) {	2319	unless ($self->{deny_save}) {
…		…
2068	if $uniq;	2323	if $uniq;
2069	}	2324	}
2070		2325
2071	delete $cf::MAP{$self->path};	2326	delete $cf::MAP{$self->path};
2072		2327
		2328	$self->deactivate;
		2329	$_->clear_links_to ($self) for values %cf::MAP;
2073	$self->clear;	2330	$self->clear;
2074
2075	$_->clear_links_to ($self) for values %cf::MAP;
2076		2331
2077	$self->unlink_save;	2332	$self->unlink_save;
2078	$self->destroy;	2333	$self->destroy;
2079	}	2334	}
2080		2335
2081	my $nuke_counter = "aaaa";	2336	my $nuke_counter = "aaaa";
2082		2337
2083	sub nuke {	2338	sub nuke {
2084	my ($self) = @_;	2339	my ($self) = @_;
2085		2340
		2341	{
		2342	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2343
2086	delete $cf::MAP{$self->path};	2344	delete $cf::MAP{$self->path};
2087		2345
2088	$self->unlink_save;	2346	$self->unlink_save;
2089		2347
2090	bless $self, "cf::map";	2348	bless $self, "cf::map::wrap";
2091	delete $self->{deny_reset};	2349	delete $self->{deny_reset};
2092	$self->{deny_save} = 1;	2350	$self->{deny_save} = 1;
2093	$self->reset_timeout (1);	2351	$self->reset_timeout (1);
2094	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2352	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2095		2353
2096	$cf::MAP{$self->path} = $self;	2354	$cf::MAP{$self->path} = $self;
		2355	}
2097		2356
2098	$self->reset; # polite request, might not happen	2357	$self->reset; # polite request, might not happen
2099	}	2358	}
2100		2359
2101	=item $maps = cf::map::tmp_maps	2360	=item $maps = cf::map::tmp_maps
…		…
2143		2402
2144	sub unique_maps() {	2403	sub unique_maps() {
2145	[	2404	[
2146	map {	2405	map {
2147	utf8::decode $_;	2406	utf8::decode $_;
2148	/\.map$/	2407	s/\.map$//; # TODO future compatibility hack
		2408	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2409	? ()
2149	? normalise $_	2410	: normalise $_
2150	: ()
2151	} @{ aio_readdir $UNIQUEDIR or [] }	2411	} @{ aio_readdir $UNIQUEDIR or [] }
2152	]	2412	]
2153	}	2413	}
2154		2414
2155	package cf;	2415	=item cf::map::static_maps
		2416
		2417	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2418	file in the shared directory excluding F</styles> and F</editor>). May
		2419	block.
		2420
		2421	=cut
		2422
		2423	sub static_maps() {
		2424	my @dirs = "";
		2425	my @maps;
		2426
		2427	while (@dirs) {
		2428	my $dir = shift @dirs;
		2429
		2430	next if $dir eq "/styles" || $dir eq "/editor";
		2431
		2432	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2433	or return;
		2434
		2435	for (@$files) {
		2436	s/\.map$// or next;
		2437	utf8::decode $_;
		2438	push @maps, "$dir/$_";
		2439	}
		2440
		2441	push @dirs, map "$dir/$_", @$dirs;
		2442	}
		2443
		2444	\@maps
		2445	}
2156		2446
2157	=back	2447	=back
2158		2448
2159	=head3 cf::object	2449	=head3 cf::object
2160		2450
…		…
2164		2454
2165	=over 4	2455	=over 4
2166		2456
2167	=item $ob->inv_recursive	2457	=item $ob->inv_recursive
2168		2458
2169	Returns the inventory of the object _and_ their inventories, recursively.	2459	Returns the inventory of the object I<and> their inventories, recursively,
		2460	but I<not> the object itself.
2170		2461
2171	=cut	2462	=cut
2172		2463
2173	sub inv_recursive_;	2464	sub inv_recursive_;
2174	sub inv_recursive_ {	2465	sub inv_recursive_ {
…		…
2177		2468
2178	sub inv_recursive {	2469	sub inv_recursive {
2179	inv_recursive_ inv $_[0]	2470	inv_recursive_ inv $_[0]
2180	}	2471	}
2181		2472
		2473	=item $ref = $ob->ref
		2474
		2475	Creates and returns a persistent reference to an object that can be stored as a string.
		2476
		2477	=item $ob = cf::object::deref ($refstring)
		2478
		2479	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2480	even if the object actually exists. May block.
		2481
		2482	=cut
		2483
		2484	sub deref {
		2485	my ($ref) = @_;
		2486
		2487	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2488	my ($uuid, $name) = ($1, $2);
		2489	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2490	or return;
		2491	$pl->ob->uuid eq $uuid
		2492	or return;
		2493
		2494	$pl->ob
		2495	} else {
		2496	warn "$ref: cannot resolve object reference\n";
		2497	undef
		2498	}
		2499	}
		2500
2182	package cf;	2501	package cf;
2183		2502
2184	=back	2503	=back
2185		2504
2186	=head3 cf::object::player	2505	=head3 cf::object::player
…		…
2192	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2511	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2193	can be C<undef>. Does the right thing when the player is currently in a	2512	can be C<undef>. Does the right thing when the player is currently in a
2194	dialogue with the given NPC character.	2513	dialogue with the given NPC character.
2195		2514
2196	=cut	2515	=cut
		2516
		2517	our $SAY_CHANNEL = {
		2518	id => "say",
		2519	title => "Map",
		2520	reply => "say ",
		2521	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2522	};
		2523
		2524	our $CHAT_CHANNEL = {
		2525	id => "chat",
		2526	title => "Chat",
		2527	reply => "chat ",
		2528	tooltip => "Player chat and shouts, global to the server.",
		2529	};
2197		2530
2198	# rough implementation of a future "reply" method that works	2531	# rough implementation of a future "reply" method that works
2199	# with dialog boxes.	2532	# with dialog boxes.
2200	#TODO: the first argument must go, split into a $npc->reply_to ( method	2533	#TODO: the first argument must go, split into a $npc->reply_to ( method
2201	sub cf::object::player::reply($$$;$) {	2534	sub cf::object::player::reply($$$;$) {
…		…
2213	my $dialog = $pl->{npc_dialog};	2546	my $dialog = $pl->{npc_dialog};
2214	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2547	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2215		2548
2216	} else {	2549	} else {
2217	$msg = $npc->name . " says: $msg" if $npc;	2550	$msg = $npc->name . " says: $msg" if $npc;
2218	$self->message ($msg, $flags);	2551	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2219	}	2552	}
2220	}	2553	}
2221	}	2554	}
2222		2555
2223	=item $object->send_msg ($channel, $msg, $color, [extra...])	2556	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2248		2581
2249	=item $player_object->enter_link	2582	=item $player_object->enter_link
2250		2583
2251	Freezes the player and moves him/her to a special map (C<{link}>).	2584	Freezes the player and moves him/her to a special map (C<{link}>).
2252		2585
2253	The player should be reasonably safe there for short amounts of time. You	2586	The player should be reasonably safe there for short amounts of time (e.g.
2254	I<MUST> call C<leave_link> as soon as possible, though.	2587	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2588	though, as the palyer cannot control the character while it is on the link
		2589	map.
2255		2590
2256	Will never block.	2591	Will never block.
2257		2592
2258	=item $player_object->leave_link ($map, $x, $y)	2593	=item $player_object->leave_link ($map, $x, $y)
2259		2594
…		…
2284	return if UNIVERSAL::isa $self->map, "ext::map_link";	2619	return if UNIVERSAL::isa $self->map, "ext::map_link";
2285		2620
2286	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2621	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2287	if $self->map && $self->map->{path} ne "{link}";	2622	if $self->map && $self->map->{path} ne "{link}";
2288		2623
2289	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2624	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2290	}	2625	}
2291		2626
2292	sub cf::object::player::leave_link {	2627	sub cf::object::player::leave_link {
2293	my ($self, $map, $x, $y) = @_;	2628	my ($self, $map, $x, $y) = @_;
2294		2629
…		…
2311	($x, $y) = (-1, -1)	2646	($x, $y) = (-1, -1)
2312	unless (defined $x) && (defined $y);	2647	unless (defined $x) && (defined $y);
2313		2648
2314	# use -1 or undef as default coordinates, not 0, 0	2649	# use -1 or undef as default coordinates, not 0, 0
2315	($x, $y) = ($map->enter_x, $map->enter_y)	2650	($x, $y) = ($map->enter_x, $map->enter_y)
2316	if $x <=0 && $y <= 0;	2651	if $x <= 0 && $y <= 0;
2317		2652
2318	$map->load;	2653	$map->load;
2319	$map->load_neighbours;	2654	$map->load_neighbours;
2320		2655
2321	return unless $self->contr->active;	2656	return unless $self->contr->active;
2322	$self->activate_recursive;
2323		2657
2324	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2658	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2325	$self->enter_map ($map, $x, $y);	2659	$self->enter_map ($map, $x, $y);
		2660
		2661	# only activate afterwards, to support waiting in hooks
		2662	$self->activate_recursive;
		2663	# unless exists $self->{_link_pos}; # maybe we re in-flight again
2326	}	2664	}
2327		2665
2328	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2666	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2329		2667
2330	Moves the player to the given map-path and coordinates by first freezing	2668	Moves the player to the given map-path and coordinates by first freezing
2331	her, loading and preparing them map, calling the provided $check callback	2669	her, loading and preparing them map, calling the provided $check callback
2332	that has to return the map if sucecssful, and then unfreezes the player on	2670	that has to return the map if sucecssful, and then unfreezes the player on
2333	the new (success) or old (failed) map position. In either case, $done will	2671	the new (success) or old (failed) map position. In either case, $done will
2334	be called at the end of this process.	2672	be called at the end of this process.
2335		2673
		2674	Note that $check will be called with a potentially non-loaded map, so if
		2675	it needs a loaded map it has to call C<< ->load >>.
		2676
2336	=cut	2677	=cut
2337		2678
2338	our $GOTOGEN;	2679	our $GOTOGEN;
2339		2680
2340	sub cf::object::player::goto {	2681	sub cf::object::player::goto {
…		…
2344	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2685	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2345		2686
2346	$self->enter_link;	2687	$self->enter_link;
2347		2688
2348	(async {	2689	(async {
		2690	$Coro::current->{desc} = "player::goto $path $x $y";
		2691
		2692	# *tag paths override both path and x|y
		2693	if ($path =~ /^\*(.*)$/) {
		2694	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2695	my $ob = $obs[rand @obs];
		2696
		2697	# see if we actually can go there
		2698	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2699	$ob = $obs[rand @obs];
		2700	} else {
		2701	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2702	}
		2703	# else put us there anyways for now #d#
		2704
		2705	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2706	} else {
		2707	($path, $x, $y) = (undef, undef, undef);
		2708	}
		2709	}
		2710
2349	my $map = eval {	2711	my $map = eval {
2350	my $map = cf::map::find $path;	2712	my $map = defined $path ? cf::map::find $path : undef;
2351		2713
2352	if ($map) {	2714	if ($map) {
2353	$map = $map->customise_for ($self);	2715	$map = $map->customise_for ($self);
2354	$map = $check->($map) if $check && $map;	2716	$map = $check->($map) if $check && $map;
2355	} else {	2717	} else {
2356	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2718	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2357	}	2719	}
2358		2720
2359	$map	2721	$map
2360	};	2722	};
2361		2723
…		…
2397	}	2759	}
2398		2760
2399	sub prepare_random_map {	2761	sub prepare_random_map {
2400	my ($exit) = @_;	2762	my ($exit) = @_;
2401		2763
2402	my $guard = cf::lock_acquire "exit_prepare:$exit";
2403
2404	# all this does is basically replace the /! path by	2764	# all this does is basically replace the /! path by
2405	# a new random map path (?random/...) with a seed	2765	# a new random map path (?random/...) with a seed
2406	# that depends on the exit object	2766	# that depends on the exit object
2407		2767
2408	my $rmp = parse_random_map_params $exit->msg;	2768	my $rmp = parse_random_map_params $exit->msg;
…		…
2410	if ($exit->map) {	2770	if ($exit->map) {
2411	$rmp->{region} = $exit->region->name;	2771	$rmp->{region} = $exit->region->name;
2412	$rmp->{origin_map} = $exit->map->path;	2772	$rmp->{origin_map} = $exit->map->path;
2413	$rmp->{origin_x} = $exit->x;	2773	$rmp->{origin_x} = $exit->x;
2414	$rmp->{origin_y} = $exit->y;	2774	$rmp->{origin_y} = $exit->y;
		2775
		2776	$exit->map->touch;
2415	}	2777	}
2416		2778
2417	$rmp->{random_seed} ||= $exit->random_seed;	2779	$rmp->{random_seed} ||= $exit->random_seed;
2418		2780
2419	my $data = cf::to_json $rmp;	2781	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2420	my $md5 = Digest::MD5::md5_hex $data;	2782	my $md5 = Digest::MD5::md5_hex $data;
2421	my $meta = "$RANDOMDIR/$md5.meta";	2783	my $meta = "$RANDOMDIR/$md5.meta";
2422		2784
2423	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2785	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2424	aio_write $fh, 0, (length $data), $data, 0;	2786	aio_write $fh, 0, (length $data), $data, 0;
2425	undef $fh;	2787	undef $fh;
2426	aio_rename "$meta~", $meta;	2788	aio_rename "$meta~", $meta;
2427		2789
		2790	my $slaying = "?random/$md5";
		2791
		2792	if ($exit->valid) {
2428	$exit->slaying ("?random/$md5");	2793	$exit->slaying ("?random/$md5");
2429	$exit->msg (undef);	2794	$exit->msg (undef);
		2795	}
2430	}	2796	}
2431	}	2797	}
2432		2798
2433	sub cf::object::player::enter_exit {	2799	sub cf::object::player::enter_exit {
2434	my ($self, $exit) = @_;	2800	my ($self, $exit) = @_;
2435		2801
2436	return unless $self->type == cf::PLAYER;	2802	return unless $self->type == cf::PLAYER;
2437		2803
2438	if ($exit->slaying eq "/!") {
2439	#TODO: this should de-fi-ni-te-ly not be a sync-job
2440	# the problem is that $exit might not survive long enough
2441	# so it needs to be done right now, right here
2442	cf::sync_job { prepare_random_map $exit };
2443	}
2444
2445	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2446	my $hp = $exit->stats->hp;
2447	my $sp = $exit->stats->sp;
2448
2449	$self->enter_link;	2804	$self->enter_link;
2450		2805
2451	# if exit is damned, update players death & WoR home-position
2452	$self->contr->savebed ($slaying, $hp, $sp)
2453	if $exit->flag (FLAG_DAMNED);
2454
2455	(async {	2806	(async {
2456	$self->deactivate_recursive; # just to be sure	2807	$Coro::current->{desc} = "enter_exit";
		2808
2457	unless (eval {	2809	unless (eval {
		2810	$self->deactivate_recursive; # just to be sure
		2811
		2812	# random map handling
		2813	{
		2814	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2815
		2816	prepare_random_map $exit
		2817	if $exit->slaying eq "/!";
		2818	}
		2819
		2820	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2821	my $x = $exit->stats->hp;
		2822	my $y = $exit->stats->sp;
		2823
2458	$self->goto ($slaying, $hp, $sp);	2824	$self->goto ($map, $x, $y);
2459		2825
		2826	# if exit is damned, update players death & WoR home-position
		2827	$self->contr->savebed ($map, $x, $y)
		2828	if $exit->flag (cf::FLAG_DAMNED);
		2829
2460	1;	2830	1
2461	}) {	2831	}) {
2462	$self->message ("Something went wrong deep within the crossfire server. "	2832	$self->message ("Something went wrong deep within the deliantra server. "
2463	. "I'll try to bring you back to the map you were before. "	2833	. "I'll try to bring you back to the map you were before. "
2464	. "Please report this to the dungeon master!",	2834	. "Please report this to the dungeon master!",
2465	cf::NDI_UNIQUE | cf::NDI_RED);	2835	cf::NDI_UNIQUE | cf::NDI_RED);
2466		2836
2467	warn "ERROR in enter_exit: $@";	2837	warn "ERROR in enter_exit: $@";
…		…
2484	sub cf::client::send_drawinfo {	2854	sub cf::client::send_drawinfo {
2485	my ($self, $text, $flags) = @_;	2855	my ($self, $text, $flags) = @_;
2486		2856
2487	utf8::encode $text;	2857	utf8::encode $text;
2488	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2858	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2859	}
		2860
		2861	=item $client->send_big_packet ($pkt)
		2862
		2863	Like C<send_packet>, but tries to compress large packets, and fragments
		2864	them as required.
		2865
		2866	=cut
		2867
		2868	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2869
		2870	sub cf::client::send_big_packet {
		2871	my ($self, $pkt) = @_;
		2872
		2873	# try lzf for large packets
		2874	$pkt = "lzf " . Compress::LZF::compress $pkt
		2875	if 1024 <= length $pkt and $self->{can_lzf};
		2876
		2877	# split very large packets
		2878	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2879	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2880	$pkt = "frag";
		2881	}
		2882
		2883	$self->send_packet ($pkt);
2489	}	2884	}
2490		2885
2491	=item $client->send_msg ($channel, $msg, $color, [extra...])	2886	=item $client->send_msg ($channel, $msg, $color, [extra...])
2492		2887
2493	Send a drawinfo or msg packet to the client, formatting the msg for the	2888	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2495	the message, with C<log> being the default. If C<$color> is negative, suppress	2890	the message, with C<log> being the default. If C<$color> is negative, suppress
2496	the message unless the client supports the msg packet.	2891	the message unless the client supports the msg packet.
2497		2892
2498	=cut	2893	=cut
2499		2894
		2895	# non-persistent channels (usually the info channel)
		2896	our %CHANNEL = (
		2897	"c/motd" => {
		2898	id => "infobox",
		2899	title => "MOTD",
		2900	reply => undef,
		2901	tooltip => "The message of the day",
		2902	},
		2903	"c/identify" => {
		2904	id => "infobox",
		2905	title => "Identify",
		2906	reply => undef,
		2907	tooltip => "Items recently identified",
		2908	},
		2909	"c/examine" => {
		2910	id => "infobox",
		2911	title => "Examine",
		2912	reply => undef,
		2913	tooltip => "Signs and other items you examined",
		2914	},
		2915	"c/shopinfo" => {
		2916	id => "infobox",
		2917	title => "Shop Info",
		2918	reply => undef,
		2919	tooltip => "What your bargaining skill tells you about the shop",
		2920	},
		2921	"c/book" => {
		2922	id => "infobox",
		2923	title => "Book",
		2924	reply => undef,
		2925	tooltip => "The contents of a note or book",
		2926	},
		2927	"c/lookat" => {
		2928	id => "infobox",
		2929	title => "Look",
		2930	reply => undef,
		2931	tooltip => "What you saw there",
		2932	},
		2933	"c/who" => {
		2934	id => "infobox",
		2935	title => "Players",
		2936	reply => undef,
		2937	tooltip => "Shows players who are currently online",
		2938	},
		2939	"c/body" => {
		2940	id => "infobox",
		2941	title => "Body Parts",
		2942	reply => undef,
		2943	tooltip => "Shows which body parts you posess and are available",
		2944	},
		2945	"c/statistics" => {
		2946	id => "infobox",
		2947	title => "Statistics",
		2948	reply => undef,
		2949	tooltip => "Shows your primary statistics",
		2950	},
		2951	"c/skills" => {
		2952	id => "infobox",
		2953	title => "Skills",
		2954	reply => undef,
		2955	tooltip => "Shows your experience per skill and item power",
		2956	},
		2957	"c/shopitems" => {
		2958	id => "infobox",
		2959	title => "Shop Items",
		2960	reply => undef,
		2961	tooltip => "Shows the items currently for sale in this shop",
		2962	},
		2963	"c/resistances" => {
		2964	id => "infobox",
		2965	title => "Resistances",
		2966	reply => undef,
		2967	tooltip => "Shows your resistances",
		2968	},
		2969	"c/pets" => {
		2970	id => "infobox",
		2971	title => "Pets",
		2972	reply => undef,
		2973	tooltip => "Shows information abotu your pets/a specific pet",
		2974	},
		2975	"c/perceiveself" => {
		2976	id => "infobox",
		2977	title => "Perceive Self",
		2978	reply => undef,
		2979	tooltip => "You gained detailed knowledge about yourself",
		2980	},
		2981	"c/uptime" => {
		2982	id => "infobox",
		2983	title => "Uptime",
		2984	reply => undef,
		2985	tooltip => "How long the server has been running since last restart",
		2986	},
		2987	"c/mapinfo" => {
		2988	id => "infobox",
		2989	title => "Map Info",
		2990	reply => undef,
		2991	tooltip => "Information related to the maps",
		2992	},
		2993	"c/party" => {
		2994	id => "party",
		2995	title => "Party",
		2996	reply => "gsay ",
		2997	tooltip => "Messages and chat related to your party",
		2998	},
		2999	"c/death" => {
		3000	id => "death",
		3001	title => "Death",
		3002	reply => undef,
		3003	tooltip => "Reason for and more info about your most recent death",
		3004	},
		3005	"c/say" => $SAY_CHANNEL,
		3006	"c/chat" => $CHAT_CHANNEL,
		3007	);
		3008
2500	sub cf::client::send_msg {	3009	sub cf::client::send_msg {
2501	my ($self, $channel, $msg, $color, @extra) = @_;	3010	my ($self, $channel, $msg, $color, @extra) = @_;
2502		3011
2503	$msg = $self->pl->expand_cfpod ($msg);	3012	$msg = $self->pl->expand_cfpod ($msg)
		3013	unless $color & cf::NDI_VERBATIM;
2504		3014
2505	$color &= cf::NDI_CLIENT_MASK; # just in case...	3015	$color &= cf::NDI_CLIENT_MASK; # just in case...
2506		3016
		3017	# check predefined channels, for the benefit of C
		3018	if ($CHANNEL{$channel}) {
		3019	$channel = $CHANNEL{$channel};
		3020
		3021	$self->ext_msg (channel_info => $channel);
		3022	$channel = $channel->{id};
		3023
2507	if (ref $channel) {	3024	} elsif (ref $channel) {
2508	# send meta info to client, if not yet sent	3025	# send meta info to client, if not yet sent
2509	unless (exists $self->{channel}{$channel->{id}}) {	3026	unless (exists $self->{channel}{$channel->{id}}) {
2510	$self->{channel}{$channel->{id}} = $channel;	3027	$self->{channel}{$channel->{id}} = $channel;
2511	$self->ext_msg (channel_info => $channel);	3028	$self->ext_msg (channel_info => $channel);
2512	}	3029	}
…		…
2514	$channel = $channel->{id};	3031	$channel = $channel->{id};
2515	}	3032	}
2516		3033
2517	return unless @extra || length $msg;	3034	return unless @extra || length $msg;
2518		3035
2519	if ($self->can_msg) {
2520	# default colour, mask it out	3036	# default colour, mask it out
2521	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3037	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2522	if $color & cf::NDI_DEF;	3038	if $color & cf::NDI_DEF;
2523		3039
2524	$self->send_packet ("msg " . $self->{json_coder}->encode (	3040	my $pkt = "msg "
		3041	. $self->{json_coder}->encode (
2525	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3042	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2526	} else {	3043	);
2527	if ($color >= 0) {
2528	# replace some tags by gcfclient-compatible ones
2529	for ($msg) {
2530	1 while
2531	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2532	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2533	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2534	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2535	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2536	}
2537		3044
2538	$color &= cf::NDI_COLOR_MASK;	3045	$self->send_big_packet ($pkt);
2539
2540	utf8::encode $msg;
2541
2542	if (0 && $msg =~ /\[/) {
2543	# COMMAND/INFO
2544	$self->send_packet ("drawextinfo $color 10 8 $msg")
2545	} else {
2546	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2547	$self->send_packet ("drawinfo $color $msg")
2548	}
2549	}
2550	}
2551	}	3046	}
2552		3047
2553	=item $client->ext_msg ($type, @msg)	3048	=item $client->ext_msg ($type, @msg)
2554		3049
2555	Sends an ext event to the client.	3050	Sends an ext event to the client.
…		…
2557	=cut	3052	=cut
2558		3053
2559	sub cf::client::ext_msg($$@) {	3054	sub cf::client::ext_msg($$@) {
2560	my ($self, $type, @msg) = @_;	3055	my ($self, $type, @msg) = @_;
2561		3056
2562	my $extcmd = $self->extcmd;
2563
2564	if ($extcmd == 2) {	3057	if ($self->extcmd == 2) {
2565	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3058	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2566	} elsif ($extcmd == 1) { # TODO: remove	3059	} elsif ($self->extcmd == 1) { # TODO: remove
2567	push @msg, msgtype => "event_$type";	3060	push @msg, msgtype => "event_$type";
2568	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3061	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		3062	}
		3063	}
		3064
		3065	=item $client->ext_reply ($msgid, @msg)
		3066
		3067	Sends an ext reply to the client.
		3068
		3069	=cut
		3070
		3071	sub cf::client::ext_reply($$@) {
		3072	my ($self, $id, @msg) = @_;
		3073
		3074	if ($self->extcmd == 2) {
		3075	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		3076	} elsif ($self->extcmd == 1) {
		3077	#TODO: version 1, remove
		3078	unshift @msg, msgtype => "reply", msgid => $id;
		3079	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2569	}	3080	}
2570	}	3081	}
2571		3082
2572	=item $success = $client->query ($flags, "text", \&cb)	3083	=item $success = $client->query ($flags, "text", \&cb)
2573		3084
…		…
2634	my ($type, $reply, @payload) =	3145	my ($type, $reply, @payload) =
2635	"ARRAY" eq ref $msg	3146	"ARRAY" eq ref $msg
2636	? @$msg	3147	? @$msg
2637	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove	3148	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2638		3149
		3150	my @reply;
		3151
2639	if (my $cb = $EXTICMD{$type}) {	3152	if (my $cb = $EXTICMD{$type}) {
2640	my @reply = $cb->($ns, @payload);	3153	@reply = $cb->($ns, @payload);
2641
2642	$ns->ext_reply ($reply, @reply)
2643	if $reply;
2644	}	3154	}
		3155
		3156	$ns->ext_reply ($reply, @reply)
		3157	if $reply;
		3158
2645	} else {	3159	} else {
2646	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3160	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2647	}	3161	}
2648		3162
2649	cf::override;	3163	cf::override;
…		…
2671		3185
2672	$coro	3186	$coro
2673	}	3187	}
2674		3188
2675	cf::client->attach (	3189	cf::client->attach (
2676	on_destroy => sub {	3190	on_client_destroy => sub {
2677	my ($ns) = @_;	3191	my ($ns) = @_;
2678		3192
2679	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3193	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2680	},	3194	},
2681	);	3195	);
…		…
2697	our $safe_hole = new Safe::Hole;	3211	our $safe_hole = new Safe::Hole;
2698		3212
2699	$SIG{FPE} = 'IGNORE';	3213	$SIG{FPE} = 'IGNORE';
2700		3214
2701	$safe->permit_only (Opcode::opset qw(	3215	$safe->permit_only (Opcode::opset qw(
2702	:base_core :base_mem :base_orig :base_math	3216	:base_core :base_mem :base_orig :base_math :base_loop
2703	grepstart grepwhile mapstart mapwhile	3217	grepstart grepwhile mapstart mapwhile
2704	sort time	3218	sort time
2705	));	3219	));
2706		3220
2707	# here we export the classes and methods available to script code	3221	# here we export the classes and methods available to script code
…		…
2709	=pod	3223	=pod
2710		3224
2711	The following functions and methods are available within a safe environment:	3225	The following functions and methods are available within a safe environment:
2712		3226
2713	cf::object	3227	cf::object
2714	contr pay_amount pay_player map x y force_find force_add	3228	contr pay_amount pay_player map x y force_find force_add destroy
2715	insert remove name archname title slaying race	3229	insert remove name archname title slaying race decrease split
		3230	value
2716		3231
2717	cf::object::player	3232	cf::object::player
2718	player	3233	player
2719		3234
2720	cf::player	3235	cf::player
…		…
2725		3240
2726	=cut	3241	=cut
2727		3242
2728	for (	3243	for (
2729	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3244	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2730	insert remove inv name archname title slaying race)],	3245	insert remove inv nrof name archname title slaying race
		3246	decrease split destroy change_exp value msg lore send_msg)],
2731	["cf::object::player" => qw(player)],	3247	["cf::object::player" => qw(player)],
2732	["cf::player" => qw(peaceful)],	3248	["cf::player" => qw(peaceful send_msg)],
2733	["cf::map" => qw(trigger)],	3249	["cf::map" => qw(trigger)],
2734	) {	3250	) {
2735	no strict 'refs';	3251	no strict 'refs';
2736	my ($pkg, @funs) = @$_;	3252	my ($pkg, @funs) = @$_;
2737	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3253	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2755		3271
2756	my $qcode = $code;	3272	my $qcode = $code;
2757	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3273	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2758	$qcode =~ s/\n/\\n/g;	3274	$qcode =~ s/\n/\\n/g;
2759		3275
		3276	%vars = (_dummy => 0) unless %vars;
		3277
		3278	my @res;
2760	local $_;	3279	local $_;
2761	local @safe::cf::_safe_eval_args = values %vars;
2762		3280
2763	my $eval =	3281	my $eval =
2764	"do {\n"	3282	"do {\n"
2765	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3283	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2766	. "#line 0 \"{$qcode}\"\n"	3284	. "#line 0 \"{$qcode}\"\n"
2767	. $code	3285	. $code
2768	. "\n}"	3286	. "\n}"
2769	;	3287	;
2770		3288
		3289	if ($CFG{safe_eval}) {
2771	sub_generation_inc;	3290	sub_generation_inc;
		3291	local @safe::cf::_safe_eval_args = values %vars;
2772	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3292	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2773	sub_generation_inc;	3293	sub_generation_inc;
		3294	} else {
		3295	local @cf::_safe_eval_args = values %vars;
		3296	@res = wantarray ? eval eval : scalar eval $eval;
		3297	}
2774		3298
2775	if ($@) {	3299	if ($@) {
2776	warn "$@";	3300	warn "$@";
2777	warn "while executing safe code '$code'\n";	3301	warn "while executing safe code '$code'\n";
2778	warn "with arguments " . (join " ", %vars) . "\n";	3302	warn "with arguments " . (join " ", %vars) . "\n";
…		…
2797	=cut	3321	=cut
2798		3322
2799	sub register_script_function {	3323	sub register_script_function {
2800	my ($fun, $cb) = @_;	3324	my ($fun, $cb) = @_;
2801		3325
2802	no strict 'refs';	3326	$fun = "safe::$fun" if $CFG{safe_eval};
2803	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3327	*$fun = $safe_hole->wrap ($cb);
2804	}	3328	}
2805		3329
2806	=back	3330	=back
2807		3331
2808	=cut	3332	=cut
…		…
2810	#############################################################################	3334	#############################################################################
2811	# the server's init and main functions	3335	# the server's init and main functions
2812		3336
2813	sub load_facedata($) {	3337	sub load_facedata($) {
2814	my ($path) = @_;	3338	my ($path) = @_;
		3339
		3340	# HACK to clear player env face cache, we need some signal framework
		3341	# for this (global event?)
		3342	%ext::player_env::MUSIC_FACE_CACHE = ();
		3343
		3344	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2815		3345
2816	warn "loading facedata from $path\n";	3346	warn "loading facedata from $path\n";
2817		3347
2818	my $facedata;	3348	my $facedata;
2819	0 < aio_load $path, $facedata	3349	0 < aio_load $path, $facedata
…		…
2822	$facedata = Coro::Storable::thaw $facedata;	3352	$facedata = Coro::Storable::thaw $facedata;
2823		3353
2824	$facedata->{version} == 2	3354	$facedata->{version} == 2
2825	or cf::cleanup "$path: version mismatch, cannot proceed.";	3355	or cf::cleanup "$path: version mismatch, cannot proceed.";
2826		3356
		3357	# patch in the exptable
		3358	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
		3359	$facedata->{resource}{"res/exp_table"} = {
		3360	type => FT_RSRC,
		3361	data => $exp_table,
		3362	hash => (Digest::MD5::md5 $exp_table),
		3363	};
		3364	cf::cede_to_tick;
		3365
2827	{	3366	{
2828	my $faces = $facedata->{faceinfo};	3367	my $faces = $facedata->{faceinfo};
2829		3368
2830	while (my ($face, $info) = each %$faces) {	3369	while (my ($face, $info) = each %$faces) {
2831	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3370	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3371
2832	cf::face::set_visibility $idx, $info->{visibility};	3372	cf::face::set_visibility $idx, $info->{visibility};
2833	cf::face::set_magicmap $idx, $info->{magicmap};	3373	cf::face::set_magicmap $idx, $info->{magicmap};
2834	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3374	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2835	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3375	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
2836		3376
2837	cf::cede_to_tick;	3377	cf::cede_to_tick;
2838	}	3378	}
2839		3379
2840	while (my ($face, $info) = each %$faces) {	3380	while (my ($face, $info) = each %$faces) {
2841	next unless $info->{smooth};	3381	next unless $info->{smooth};
		3382
2842	my $idx = cf::face::find $face	3383	my $idx = cf::face::find $face
2843	or next;	3384	or next;
		3385
2844	if (my $smooth = cf::face::find $info->{smooth}) {	3386	if (my $smooth = cf::face::find $info->{smooth}) {
2845	cf::face::set_smooth $idx, $smooth;	3387	cf::face::set_smooth $idx, $smooth;
2846	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3388	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2847	} else {	3389	} else {
2848	warn "smooth face '$info->{smooth}' not found for face '$face'";	3390	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
2862		3404
2863	cf::anim::invalidate_all; # d'oh	3405	cf::anim::invalidate_all; # d'oh
2864	}	3406	}
2865		3407
2866	{	3408	{
2867	# TODO: for gcfclient pleasure, we should give resources
2868	# that gcfclient doesn't grok a >10000 face index.
2869	my $res = $facedata->{resource};	3409	my $res = $facedata->{resource};
2870	my $enc = JSON::XS->new->utf8->canonical;
2871
2872	my $soundconf = delete $res->{"res/sound.conf"};
2873		3410
2874	while (my ($name, $info) = each %$res) {	3411	while (my ($name, $info) = each %$res) {
2875	my $meta = $enc->encode ({	3412	if (defined $info->{type}) {
2876	name => $name,
2877	%{ $info->{meta} || {} },
2878	});
2879
2880	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3413	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2881		3414
2882	if ($info->{type} & 1) {
2883	# prepend meta info
2884
2885	my $data = pack "(w/a*)*", $meta, $info->{data};
2886	my $chk = Digest::MD5::md5 "$info->{chksum},$meta"; # mangle data checksum and metadata
2887
2888	cf::face::set_data $idx, 0, $data, $chk;	3415	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
		3416	cf::face::set_type $idx, $info->{type};
2889	} else {	3417	} else {
2890	cf::face::set_data $idx, 0, $info->{data}, $info->{chksum};	3418	$RESOURCE{$name} = $info;
2891	}	3419	}
2892		3420
2893	cf::face::set_type $idx, $info->{type};
2894
2895	cf::cede_to_tick;	3421	cf::cede_to_tick;
2896	}	3422	}
2897
2898	if ($soundconf) {
2899	$soundconf = $enc->decode (delete $soundconf->{data});
2900
2901	for (0 .. SOUND_CAST_SPELL_0 - 1) {
2902	my $sound = $soundconf->{compat}[$_]
2903	or next;
2904
2905	my $face = cf::face::find "sound/$sound->[1]";
2906	cf::sound::set $sound->[0] => $face;
2907	cf::sound::old_sound_index $_, $face; # gcfclient-compat
2908	}
2909
2910	while (my ($k, $v) = each %{$soundconf->{event}}) {
2911	my $face = cf::face::find "sound/$v";
2912	cf::sound::set $k => $face;
2913	}
2914	}
2915	}	3423	}
		3424
		3425	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
2916		3426
2917	1	3427	1
2918	}	3428	}
		3429
		3430	cf::global->attach (on_resource_update => sub {
		3431	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3432	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3433
		3434	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3435	my $sound = $soundconf->{compat}[$_]
		3436	or next;
		3437
		3438	my $face = cf::face::find "sound/$sound->[1]";
		3439	cf::sound::set $sound->[0] => $face;
		3440	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3441	}
		3442
		3443	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3444	my $face = cf::face::find "sound/$v";
		3445	cf::sound::set $k => $face;
		3446	}
		3447	}
		3448	});
2919		3449
2920	register_exticmd fx_want => sub {	3450	register_exticmd fx_want => sub {
2921	my ($ns, $want) = @_;	3451	my ($ns, $want) = @_;
2922		3452
2923	while (my ($k, $v) = each %$want) {	3453	while (my ($k, $v) = each %$want) {
2924	$ns->fx_want ($k, $v);	3454	$ns->fx_want ($k, $v);
2925	}	3455	}
2926	};	3456	};
2927		3457
		3458	sub load_resource_file($) {
		3459	my $guard = lock_acquire "load_resource_file";
		3460
		3461	my $status = load_resource_file_ $_[0];
		3462	get_slot 0.1, 100;
		3463	cf::arch::commit_load;
		3464
		3465	$status
		3466	}
		3467
2928	sub reload_regions {	3468	sub reload_regions {
		3469	# HACK to clear player env face cache, we need some signal framework
		3470	# for this (global event?)
		3471	%ext::player_env::MUSIC_FACE_CACHE = ();
		3472
2929	load_resource_file "$MAPDIR/regions"	3473	load_resource_file "$MAPDIR/regions"
2930	or die "unable to load regions file\n";	3474	or die "unable to load regions file\n";
2931		3475
2932	for (cf::region::list) {	3476	for (cf::region::list) {
2933	$_->{match} = qr/$_->{match}/	3477	$_->{match} = qr/$_->{match}/
…		…
2941	}	3485	}
2942		3486
2943	sub reload_archetypes {	3487	sub reload_archetypes {
2944	load_resource_file "$DATADIR/archetypes"	3488	load_resource_file "$DATADIR/archetypes"
2945	or die "unable to load archetypes\n";	3489	or die "unable to load archetypes\n";
2946	#d# NEED to laod twice to resolve forward references
2947	# this really needs to be done in an extra post-pass
2948	# (which needs to be synchronous, so solve it differently)
2949	load_resource_file "$DATADIR/archetypes"
2950	or die "unable to load archetypes\n";
2951	}	3490	}
2952		3491
2953	sub reload_treasures {	3492	sub reload_treasures {
2954	load_resource_file "$DATADIR/treasures"	3493	load_resource_file "$DATADIR/treasures"
2955	or die "unable to load treasurelists\n";	3494	or die "unable to load treasurelists\n";
2956	}	3495	}
2957		3496
2958	sub reload_resources {	3497	sub reload_resources {
2959	warn "reloading resource files...\n";	3498	warn "reloading resource files...\n";
2960		3499
		3500	reload_facedata;
		3501	reload_archetypes;
2961	reload_regions;	3502	reload_regions;
2962	reload_facedata;
2963	#reload_archetypes;#d#
2964	reload_archetypes;
2965	reload_treasures;	3503	reload_treasures;
2966		3504
2967	warn "finished reloading resource files\n";	3505	warn "finished reloading resource files\n";
2968	}	3506	}
2969		3507
2970	sub init {	3508	sub reload_config {
2971	reload_resources;	3509	warn "reloading config file...\n";
2972	}
2973		3510
2974	sub cfg_load {
2975	open my $fh, "<:utf8", "$CONFDIR/config"	3511	open my $fh, "<:utf8", "$CONFDIR/config"
2976	or return;	3512	or return;
2977		3513
2978	local $/;	3514	local $/;
2979	*CFG = YAML::Syck::Load <$fh>;	3515	*CFG = YAML::XS::Load scalar <$fh>;
2980		3516
2981	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3517	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
2982		3518
2983	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3519	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2984	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3520	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
2988	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3524	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
2989	and die "WARNING: m(un)lockall failed: $!\n";	3525	and die "WARNING: m(un)lockall failed: $!\n";
2990	};	3526	};
2991	warn $@ if $@;	3527	warn $@ if $@;
2992	}	3528	}
		3529
		3530	warn "finished reloading resource files\n";
		3531	}
		3532
		3533	sub pidfile() {
		3534	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3535	or die "$PIDFILE: $!";
		3536	flock $fh, &Fcntl::LOCK_EX
		3537	or die "$PIDFILE: flock: $!";
		3538	$fh
		3539	}
		3540
		3541	# make sure only one server instance is running at any one time
		3542	sub atomic {
		3543	my $fh = pidfile;
		3544
		3545	my $pid = <$fh>;
		3546	kill 9, $pid if $pid > 0;
		3547
		3548	seek $fh, 0, 0;
		3549	print $fh $$;
		3550	}
		3551
		3552	sub main_loop {
		3553	warn "EV::loop starting\n";
		3554	if (1) {
		3555	EV::loop;
		3556	}
		3557	warn "EV::loop returned\n";
		3558	goto &main_loop unless $REALLY_UNLOOP;
2993	}	3559	}
2994		3560
2995	sub main {	3561	sub main {
		3562	cf::init_globals; # initialise logging
		3563
		3564	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3565	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3566	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3567	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3568
		3569	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3570
2996	# we must not ever block the main coroutine	3571	# we must not ever block the main coroutine
2997	local $Coro::idle = sub {	3572	local $Coro::idle = sub {
2998	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3573	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2999	(async {	3574	(async {
3000	Event::one_event;	3575	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3576	EV::loop EV::LOOP_ONESHOT;
3001	})->prio (Coro::PRIO_MAX);	3577	})->prio (Coro::PRIO_MAX);
3002	};	3578	};
3003		3579
3004	cfg_load;	3580	evthread_start IO::AIO::poll_fileno;
		3581
		3582	cf::sync_job {
		3583	cf::init_experience;
		3584	cf::init_anim;
		3585	cf::init_attackmess;
		3586	cf::init_dynamic;
		3587
		3588	cf::load_settings;
		3589	cf::load_materials;
		3590
		3591	reload_resources;
		3592	reload_config;
3005	db_init;	3593	db_init;
		3594
		3595	cf::init_uuid;
		3596	cf::init_signals;
		3597	cf::init_skills;
		3598
		3599	cf::init_beforeplay;
		3600
		3601	atomic;
		3602
3006	load_extensions;	3603	load_extensions;
3007		3604
3008	$TICK_WATCHER->start;	3605	utime time, time, $RUNTIMEFILE;
3009	Event::loop;	3606
		3607	# no (long-running) fork's whatsoever before this point(!)
		3608	use POSIX ();
		3609	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3610
		3611	(pop @POST_INIT)->(0) while @POST_INIT;
		3612	};
		3613
		3614	cf::object::thawer::errors_are_fatal 0;
		3615	warn "parse errors in files are no longer fatal from this point on.\n";
		3616
		3617	main_loop;
3010	}	3618	}
3011		3619
3012	#############################################################################	3620	#############################################################################
3013	# initialisation and cleanup	3621	# initialisation and cleanup
3014		3622
3015	# install some emergency cleanup handlers	3623	# install some emergency cleanup handlers
3016	BEGIN {	3624	BEGIN {
		3625	our %SIGWATCHER = ();
3017	for my $signal (qw(INT HUP TERM)) {	3626	for my $signal (qw(INT HUP TERM)) {
3018	Event->signal (	3627	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3019	reentrant => 0,
3020	data => WF_AUTOCANCEL,
3021	signal => $signal,
3022	prio => 0,
3023	cb => sub {
3024	cf::cleanup "SIG$signal";	3628	cf::cleanup "SIG$signal";
3025	},
3026	);	3629	};
3027	}	3630	}
3028	}	3631	}
3029		3632
3030	sub write_runtime {	3633	sub write_runtime_sync {
3031	my $runtime = "$LOCALDIR/runtime";	3634	my $t0 = AE::time;
3032		3635
3033	# first touch the runtime file to show we are still running:	3636	# first touch the runtime file to show we are still running:
3034	# the fsync below can take a very very long time.	3637	# the fsync below can take a very very long time.
3035		3638
3036	IO::AIO::aio_utime $runtime, undef, undef;	3639	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3037		3640
3038	my $guard = cf::lock_acquire "write_runtime";	3641	my $guard = cf::lock_acquire "write_runtime";
3039		3642
3040	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3643	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3041	or return;	3644	or return;
3042		3645
3043	my $value = $cf::RUNTIME + 90 + 10;	3646	my $value = $cf::RUNTIME + 90 + 10;
3044	# 10 is the runtime save interval, for a monotonic clock	3647	# 10 is the runtime save interval, for a monotonic clock
3045	# 60 allows for the watchdog to kill the server.	3648	# 60 allows for the watchdog to kill the server.
…		…
3055	aio_utime $fh, undef, undef;	3658	aio_utime $fh, undef, undef;
3056		3659
3057	close $fh	3660	close $fh
3058	or return;	3661	or return;
3059		3662
3060	aio_rename "$runtime~", $runtime	3663	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3061	and return;	3664	and return;
3062		3665
3063	warn "runtime file written.\n";	3666	warn sprintf "runtime file written (%gs).\n", AE::time - $t0;
3064		3667
3065	1	3668	1
		3669	}
		3670
		3671	our $uuid_lock;
		3672	our $uuid_skip;
		3673
		3674	sub write_uuid_sync($) {
		3675	$uuid_skip ||= $_[0];
		3676
		3677	return if $uuid_lock;
		3678	local $uuid_lock = 1;
		3679
		3680	my $uuid = "$LOCALDIR/uuid";
		3681
		3682	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3683	or return;
		3684
		3685	my $value = uuid_seq uuid_cur;
		3686
		3687	unless ($value) {
		3688	warn "cowardly refusing to write zero uuid value!\n";
		3689	return;
		3690	}
		3691
		3692	my $value = uuid_str $value + $uuid_skip;
		3693	$uuid_skip = 0;
		3694
		3695	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3696	and return;
		3697
		3698	# always fsync - this file is important
		3699	aio_fsync $fh
		3700	and return;
		3701
		3702	close $fh
		3703	or return;
		3704
		3705	aio_rename "$uuid~", $uuid
		3706	and return;
		3707
		3708	warn "uuid file written ($value).\n";
		3709
		3710	1
		3711
		3712	}
		3713
		3714	sub write_uuid($$) {
		3715	my ($skip, $sync) = @_;
		3716
		3717	$sync ? write_uuid_sync $skip
		3718	: async { write_uuid_sync $skip };
3066	}	3719	}
3067		3720
3068	sub emergency_save() {	3721	sub emergency_save() {
3069	my $freeze_guard = cf::freeze_mainloop;	3722	my $freeze_guard = cf::freeze_mainloop;
3070		3723
3071	warn "enter emergency perl save\n";	3724	warn "emergency_perl_save: enter\n";
3072		3725
3073	cf::sync_job {	3726	cf::sync_job {
		3727	# this is a trade-off: we want to be very quick here, so
		3728	# save all maps without fsync, and later call a global sync
		3729	# (which in turn might be very very slow)
		3730	local $USE_FSYNC = 0;
		3731
3074	# use a peculiar iteration method to avoid tripping on perl	3732	# use a peculiar iteration method to avoid tripping on perl
3075	# refcount bugs in for. also avoids problems with players	3733	# refcount bugs in for. also avoids problems with players
3076	# and maps saved/destroyed asynchronously.	3734	# and maps saved/destroyed asynchronously.
3077	warn "begin emergency player save\n";	3735	warn "emergency_perl_save: begin player save\n";
3078	for my $login (keys %cf::PLAYER) {	3736	for my $login (keys %cf::PLAYER) {
3079	my $pl = $cf::PLAYER{$login} or next;	3737	my $pl = $cf::PLAYER{$login} or next;
3080	$pl->valid or next;	3738	$pl->valid or next;
		3739	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3081	$pl->save;	3740	$pl->save;
3082	}	3741	}
3083	warn "end emergency player save\n";	3742	warn "emergency_perl_save: end player save\n";
3084		3743
3085	warn "begin emergency map save\n";	3744	warn "emergency_perl_save: begin map save\n";
3086	for my $path (keys %cf::MAP) {	3745	for my $path (keys %cf::MAP) {
3087	my $map = $cf::MAP{$path} or next;	3746	my $map = $cf::MAP{$path} or next;
3088	$map->valid or next;	3747	$map->valid or next;
3089	$map->save;	3748	$map->save;
3090	}	3749	}
3091	warn "end emergency map save\n";	3750	warn "emergency_perl_save: end map save\n";
3092		3751
3093	warn "begin emergency database checkpoint\n";	3752	warn "emergency_perl_save: begin database checkpoint\n";
3094	BDB::db_env_txn_checkpoint $DB_ENV;	3753	BDB::db_env_txn_checkpoint $DB_ENV;
3095	warn "end emergency database checkpoint\n";	3754	warn "emergency_perl_save: end database checkpoint\n";
		3755
		3756	warn "emergency_perl_save: begin write uuid\n";
		3757	write_uuid_sync 1;
		3758	warn "emergency_perl_save: end write uuid\n";
3096	};	3759	};
3097		3760
		3761	warn "emergency_perl_save: starting sync()\n";
		3762	IO::AIO::aio_sync sub {
		3763	warn "emergency_perl_save: finished sync()\n";
		3764	};
		3765
3098	warn "leave emergency perl save\n";	3766	warn "emergency_perl_save: leave\n";
3099	}	3767	}
3100		3768
3101	sub post_cleanup {	3769	sub post_cleanup {
3102	my ($make_core) = @_;	3770	my ($make_core) = @_;
3103		3771
3104	warn Carp::longmess "post_cleanup backtrace"	3772	warn Carp::longmess "post_cleanup backtrace"
3105	if $make_core;	3773	if $make_core;
		3774
		3775	my $fh = pidfile;
		3776	unlink $PIDFILE if <$fh> == $$;
		3777	}
		3778
		3779	# a safer delete_package, copied from Symbol
		3780	sub clear_package($) {
		3781	my $pkg = shift;
		3782
		3783	# expand to full symbol table name if needed
		3784	unless ($pkg =~ /^main::.*::$/) {
		3785	$pkg = "main$pkg" if $pkg =~ /^::/;
		3786	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3787	$pkg .= '::' unless $pkg =~ /::$/;
		3788	}
		3789
		3790	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3791	my $stem_symtab = *{$stem}{HASH};
		3792
		3793	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3794	or return;
		3795
		3796	# clear all symbols
		3797	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3798	for my $name (keys %$leaf_symtab) {
		3799	_gv_clear *{"$pkg$name"};
		3800	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3801	}
3106	}	3802	}
3107		3803
3108	sub do_reload_perl() {	3804	sub do_reload_perl() {
3109	# can/must only be called in main	3805	# can/must only be called in main
3110	if ($Coro::current != $Coro::main) {	3806	if (in_main) {
3111	warn "can only reload from main coroutine";	3807	warn "can only reload from main coroutine";
3112	return;	3808	return;
3113	}	3809	}
3114		3810
		3811	return if $RELOAD++;
		3812
		3813	my $t1 = AE::time;
		3814
		3815	while ($RELOAD) {
3115	warn "reloading...";	3816	warn "reloading...";
3116		3817
3117	warn "entering sync_job";	3818	warn "entering sync_job";
3118		3819
3119	cf::sync_job {	3820	cf::sync_job {
3120	cf::write_runtime; # external watchdog should not bark	3821	cf::write_runtime_sync; # external watchdog should not bark
3121	cf::emergency_save;	3822	cf::emergency_save;
3122	cf::write_runtime; # external watchdog should not bark	3823	cf::write_runtime_sync; # external watchdog should not bark
3123		3824
3124	warn "syncing database to disk";	3825	warn "syncing database to disk";
3125	BDB::db_env_txn_checkpoint $DB_ENV;	3826	BDB::db_env_txn_checkpoint $DB_ENV;
3126		3827
3127	# if anything goes wrong in here, we should simply crash as we already saved	3828	# if anything goes wrong in here, we should simply crash as we already saved
3128		3829
3129	warn "cancelling all WF_AUTOCANCEL watchers";
3130	for (Event::all_watchers) {
3131	$_->cancel if $_->data & WF_AUTOCANCEL;
3132	}
3133
3134	warn "flushing outstanding aio requests";	3830	warn "flushing outstanding aio requests";
3135	for (;;) {
3136	BDB::flush;
3137	IO::AIO::flush;
3138	Coro::cede;
3139	last unless IO::AIO::nreqs || BDB::nreqs;	3831	while (IO::AIO::nreqs || BDB::nreqs) {
3140	warn "iterate...";	3832	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3141	}
3142
3143	++$RELOAD;
3144
3145	warn "cancelling all extension coros";
3146	$_->cancel for values %EXT_CORO;
3147	%EXT_CORO = ();
3148
3149	warn "removing commands";
3150	%COMMAND = ();
3151
3152	warn "removing ext/exti commands";
3153	%EXTCMD = ();
3154	%EXTICMD = ();
3155
3156	warn "unloading/nuking all extensions";
3157	for my $pkg (@EXTS) {
3158	warn "... unloading $pkg";
3159
3160	if (my $cb = $pkg->can ("unload")) {
3161	eval {
3162	$cb->($pkg);
3163	1
3164	} or warn "$pkg unloaded, but with errors: $@";
3165	}	3833	}
3166		3834
3167	warn "... nuking $pkg";	3835	warn "cancelling all extension coros";
3168	Symbol::delete_package $pkg;	3836	$_->cancel for values %EXT_CORO;
3169	}	3837	%EXT_CORO = ();
3170		3838
3171	warn "unloading all perl modules loaded from $LIBDIR";	3839	warn "removing commands";
3172	while (my ($k, $v) = each %INC) {	3840	%COMMAND = ();
3173	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3174		3841
		3842	warn "removing ext/exti commands";
		3843	%EXTCMD = ();
		3844	%EXTICMD = ();
		3845
		3846	warn "unloading/nuking all extensions";
		3847	for my $pkg (@EXTS) {
3175	warn "... unloading $k";	3848	warn "... unloading $pkg";
3176	delete $INC{$k};
3177		3849
3178	$k =~ s/\.pm$//;
3179	$k =~ s/\//::/g;
3180
3181	if (my $cb = $k->can ("unload_module")) {	3850	if (my $cb = $pkg->can ("unload")) {
		3851	eval {
3182	$cb->();	3852	$cb->($pkg);
		3853	1
		3854	} or warn "$pkg unloaded, but with errors: $@";
		3855	}
		3856
		3857	warn "... clearing $pkg";
		3858	clear_package $pkg;
3183	}	3859	}
3184		3860
3185	Symbol::delete_package $k;	3861	warn "unloading all perl modules loaded from $LIBDIR";
		3862	while (my ($k, $v) = each %INC) {
		3863	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3864
		3865	warn "... unloading $k";
		3866	delete $INC{$k};
		3867
		3868	$k =~ s/\.pm$//;
		3869	$k =~ s/\//::/g;
		3870
		3871	if (my $cb = $k->can ("unload_module")) {
		3872	$cb->();
		3873	}
		3874
		3875	clear_package $k;
3186	}	3876	}
3187		3877
3188	warn "getting rid of safe::, as good as possible";	3878	warn "getting rid of safe::, as good as possible";
3189	Symbol::delete_package "safe::$_"	3879	clear_package "safe::$_"
3190	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3880	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3191		3881
3192	warn "unloading cf.pm \"a bit\"";	3882	warn "unloading cf.pm \"a bit\"";
3193	delete $INC{"cf.pm"};	3883	delete $INC{"cf.pm"};
3194	delete $INC{"cf/pod.pm"};	3884	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3195		3885
3196	# don't, removes xs symbols, too,	3886	# don't, removes xs symbols, too,
3197	# and global variables created in xs	3887	# and global variables created in xs
3198	#Symbol::delete_package __PACKAGE__;	3888	#clear_package __PACKAGE__;
3199		3889
3200	warn "unload completed, starting to reload now";	3890	warn "unload completed, starting to reload now";
3201		3891
3202	warn "reloading cf.pm";	3892	warn "reloading cf.pm";
3203	require cf;	3893	require cf;
3204	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3894	cf::_connect_to_perl_1;
3205		3895
3206	warn "loading config and database again";	3896	warn "loading config and database again";
3207	cf::cfg_load;	3897	cf::reload_config;
3208		3898
3209	warn "loading extensions";	3899	warn "loading extensions";
3210	cf::load_extensions;	3900	cf::load_extensions;
3211		3901
		3902	if ($REATTACH_ON_RELOAD) {
3212	warn "reattaching attachments to objects/players";	3903	warn "reattaching attachments to objects/players";
3213	_global_reattach; # objects, sockets	3904	_global_reattach; # objects, sockets
3214	warn "reattaching attachments to maps";	3905	warn "reattaching attachments to maps";
3215	reattach $_ for values %MAP;	3906	reattach $_ for values %MAP;
3216	warn "reattaching attachments to players";	3907	warn "reattaching attachments to players";
3217	reattach $_ for values %PLAYER;	3908	reattach $_ for values %PLAYER;
		3909	}
3218		3910
		3911	warn "running post_init jobs";
		3912	(pop @POST_INIT)->(1) while @POST_INIT;
		3913
3219	warn "leaving sync_job";	3914	warn "leaving sync_job";
3220		3915
3221	1	3916	1
3222	} or do {	3917	} or do {
3223	warn $@;	3918	warn $@;
3224	warn "error while reloading, exiting.";	3919	cf::cleanup "error while reloading, exiting.";
3225	exit 1;
3226	};	3920	};
3227		3921
3228	warn "reloaded";	3922	warn "reloaded";
		3923	--$RELOAD;
		3924	}
		3925
		3926	$t1 = AE::time - $t1;
		3927	warn "reload completed in ${t1}s\n";
3229	};	3928	};
3230		3929
3231	our $RELOAD_WATCHER; # used only during reload	3930	our $RELOAD_WATCHER; # used only during reload
3232		3931
3233	sub reload_perl() {	3932	sub reload_perl() {
3234	# doing reload synchronously and two reloads happen back-to-back,	3933	# doing reload synchronously and two reloads happen back-to-back,
3235	# coro crashes during coro_state_free->destroy here.	3934	# coro crashes during coro_state_free->destroy here.
3236		3935
3237	$RELOAD_WATCHER ||= Event->timer (	3936	$RELOAD_WATCHER ||= cf::async {
3238	reentrant => 0,	3937	Coro::AIO::aio_wait cache_extensions;
3239	after => 0,	3938
3240	data => WF_AUTOCANCEL,	3939	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3241	cb => sub {
3242	do_reload_perl;	3940	do_reload_perl;
3243	undef $RELOAD_WATCHER;	3941	undef $RELOAD_WATCHER;
3244	},	3942	};
3245	);	3943	};
3246	}	3944	}
3247		3945
3248	register_command "reload" => sub {	3946	register_command "reload" => sub {
3249	my ($who, $arg) = @_;	3947	my ($who, $arg) = @_;
3250		3948
3251	if ($who->flag (FLAG_WIZ)) {	3949	if ($who->flag (FLAG_WIZ)) {
3252	$who->message ("reloading server.");	3950	$who->message ("reloading server.");
		3951	async {
		3952	$Coro::current->{desc} = "perl_reload";
3253	async { reload_perl };	3953	reload_perl;
		3954	};
3254	}	3955	}
3255	};	3956	};
3256		3957
3257	unshift @INC, $LIBDIR;	3958	unshift @INC, $LIBDIR;
3258		3959
…		…
3260		3961
3261	our @WAIT_FOR_TICK;	3962	our @WAIT_FOR_TICK;
3262	our @WAIT_FOR_TICK_BEGIN;	3963	our @WAIT_FOR_TICK_BEGIN;
3263		3964
3264	sub wait_for_tick {	3965	sub wait_for_tick {
3265	return unless $TICK_WATCHER->is_active;
3266	return if $Coro::current == $Coro::main;	3966	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3267		3967
3268	my $signal = new Coro::Signal;	3968	my $signal = new Coro::Signal;
3269	push @WAIT_FOR_TICK, $signal;	3969	push @WAIT_FOR_TICK, $signal;
3270	$signal->wait;	3970	$signal->wait;
3271	}	3971	}
3272		3972
3273	sub wait_for_tick_begin {	3973	sub wait_for_tick_begin {
3274	return unless $TICK_WATCHER->is_active;
3275	return if $Coro::current == $Coro::main;	3974	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3276		3975
3277	my $signal = new Coro::Signal;	3976	my $signal = new Coro::Signal;
3278	push @WAIT_FOR_TICK_BEGIN, $signal;	3977	push @WAIT_FOR_TICK_BEGIN, $signal;
3279	$signal->wait;	3978	$signal->wait;
3280	}	3979	}
3281		3980
3282	my $min = 1e6;#d#	3981	sub tick {
3283	my $avg = 10;
3284	$TICK_WATCHER = Event->timer (
3285	reentrant => 0,
3286	parked => 1,
3287	prio => 0,
3288	at => $NEXT_TICK || $TICK,
3289	data => WF_AUTOCANCEL,
3290	cb => sub {
3291	if ($Coro::current != $Coro::main) {	3982	if ($Coro::current != $Coro::main) {
3292	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3983	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3293	unless ++$bug_warning > 10;	3984	unless ++$bug_warning > 10;
3294	return;	3985	return;
3295	}	3986	}
3296		3987
3297	$NOW = $tick_start = Event::time;
3298
3299	cf::server_tick; # one server iteration	3988	cf::server_tick; # one server iteration
3300		3989
3301	0 && sync_job {#d#	3990	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3302	for(1..10) {
3303	my $t = Event::time;
3304	my $map = my $map = new_from_path cf::map "/tmp/x.map"
3305	or die;
3306		3991
3307	$map->width (50);	3992	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3308	$map->height (50);	3993	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3309	$map->alloc;	3994	Coro::async_pool {
3310	$map->_load_objects ("/tmp/x.map", 1);	3995	$Coro::current->{desc} = "runtime saver";
3311	my $t = Event::time - $t;	3996	write_runtime_sync
3312		3997	or warn "ERROR: unable to write runtime file: $!";
3313	#next unless $t < 0.0013;#d#
3314	if ($t < $min) {
3315	$min = $t;
3316	}
3317	$avg = $avg * 0.99 + $t * 0.01;
3318	}
3319	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3320	exit 0;
3321	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3322	};	3998	};
		3999	}
3323		4000
3324	$RUNTIME += $TICK;
3325	$NEXT_TICK += $TICK;
3326
3327	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3328	$NEXT_RUNTIME_WRITE = $NOW + 10;
3329	Coro::async_pool {
3330	write_runtime
3331	or warn "ERROR: unable to write runtime file: $!";
3332	};
3333	}
3334
3335	# my $AFTER = Event::time;
3336	# warn $AFTER - $NOW;#d#
3337
3338	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4001	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3339	$sig->send;	4002	$sig->send;
3340	}	4003	}
3341	while (my $sig = shift @WAIT_FOR_TICK) {	4004	while (my $sig = shift @WAIT_FOR_TICK) {
3342	$sig->send;	4005	$sig->send;
3343	}	4006	}
3344		4007
3345	$NOW = Event::time;	4008	$LOAD = ($NOW - $TICK_START) / $TICK;
3346
3347	# if we are delayed by four ticks or more, skip them all
3348	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3349
3350	$TICK_WATCHER->at ($NEXT_TICK);
3351	$TICK_WATCHER->start;
3352
3353	$LOAD = ($NOW - $tick_start) / $TICK;
3354	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4009	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3355		4010
3356	_post_tick;	4011	if (0) {
3357		4012	if ($NEXT_TICK) {
3358		4013	my $jitter = $TICK_START - $NEXT_TICK;
		4014	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4015	warn "jitter $JITTER\n";#d#
		4016	}
3359	},	4017	}
3360	);	4018	}
3361		4019
3362	{	4020	{
3363	BDB::max_poll_time $TICK * 0.1;	4021	# configure BDB
3364	$BDB_POLL_WATCHER = Event->io (	4022
3365	reentrant => 0,
3366	fd => BDB::poll_fileno,
3367	poll => 'r',
3368	prio => 0,
3369	data => WF_AUTOCANCEL,
3370	cb => \&BDB::poll_cb,
3371	);
3372	BDB::min_parallel 8;	4023	BDB::min_parallel 16;
3373		4024	BDB::max_poll_reqs $TICK * 0.1;
3374	BDB::set_sync_prepare {	4025	$AnyEvent::BDB::WATCHER->priority (1);
3375	my $status;
3376	my $current = $Coro::current;
3377	(
3378	sub {
3379	$status = $!;
3380	$current->ready; undef $current;
3381	},
3382	sub {
3383	Coro::schedule while defined $current;
3384	$! = $status;
3385	},
3386	)
3387	};
3388		4026
3389	unless ($DB_ENV) {	4027	unless ($DB_ENV) {
3390	$DB_ENV = BDB::db_env_create;	4028	$DB_ENV = BDB::db_env_create;
		4029	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		4030	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4031	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		4032	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		4033	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3391		4034
3392	cf::sync_job {	4035	cf::sync_job {
3393	eval {	4036	eval {
3394	BDB::db_env_open	4037	BDB::db_env_open
3395	$DB_ENV,	4038	$DB_ENV,
…		…
3397	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4040	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3398	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4041	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3399	0666;	4042	0666;
3400		4043
3401	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4044	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3402
3403	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3404	$DB_ENV->set_lk_detect;
3405	};	4045	};
3406		4046
3407	cf::cleanup "db_env_open(db): $@" if $@;	4047	cf::cleanup "db_env_open(db): $@" if $@;
3408	};	4048	};
3409	}	4049	}
		4050
		4051	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		4052	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		4053	};
		4054	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		4055	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		4056	};
		4057	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		4058	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		4059	};
3410	}	4060	}
3411		4061
3412	{	4062	{
		4063	# configure IO::AIO
		4064
3413	IO::AIO::min_parallel 8;	4065	IO::AIO::min_parallel 8;
3414
3415	undef $Coro::AIO::WATCHER;
3416	IO::AIO::max_poll_time $TICK * 0.1;	4066	IO::AIO::max_poll_time $TICK * 0.1;
3417	$AIO_POLL_WATCHER = Event->io (	4067	undef $AnyEvent::AIO::WATCHER;
3418	reentrant => 0,
3419	data => WF_AUTOCANCEL,
3420	fd => IO::AIO::poll_fileno,
3421	poll => 'r',
3422	prio => 6,
3423	cb => \&IO::AIO::poll_cb,
3424	);
3425	}	4068	}
3426		4069
3427	my $_log_backtrace;	4070	my $_log_backtrace;
3428		4071
3429	sub _log_backtrace {	4072	sub _log_backtrace {
…		…
3432	$msg =~ s/\n//;	4075	$msg =~ s/\n//;
3433		4076
3434	# limit the # of concurrent backtraces	4077	# limit the # of concurrent backtraces
3435	if ($_log_backtrace < 2) {	4078	if ($_log_backtrace < 2) {
3436	++$_log_backtrace;	4079	++$_log_backtrace;
		4080	my $perl_bt = Carp::longmess $msg;
3437	async {	4081	async {
		4082	$Coro::current->{desc} = "abt $msg";
		4083
3438	my @bt = fork_call {	4084	my @bt = fork_call {
3439	@addr = map { sprintf "%x", $_ } @addr;	4085	@addr = map { sprintf "%x", $_ } @addr;
3440	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4086	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3441	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4087	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3442	or die "addr2line: $!";	4088	or die "addr2line: $!";
…		…
3450	}	4096	}
3451		4097
3452	@funcs	4098	@funcs
3453	};	4099	};
3454		4100
3455	LOG llevInfo, "[ABT] $msg\n";	4101	LOG llevInfo, "[ABT] $perl_bt\n";
		4102	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3456	LOG llevInfo, "[ABT] $_\n" for @bt;	4103	LOG llevInfo, "[ABT] $_\n" for @bt;
3457	--$_log_backtrace;	4104	--$_log_backtrace;
3458	};	4105	};
3459	} else {	4106	} else {
3460	LOG llevInfo, "[ABT] $msg\n";	4107	LOG llevInfo, "[ABT] $msg\n";
3461	LOG llevInfo, "[ABT] [suppressed]\n";	4108	LOG llevInfo, "[ABT] [suppressed]\n";
3462	}	4109	}
3463	}	4110	}
3464		4111
3465	# load additional modules	4112	# load additional modules
3466	use cf::pod;	4113	require "cf/$_.pm" for @EXTRA_MODULES;
		4114	cf::_connect_to_perl_2;
3467		4115
3468	END { cf::emergency_save }	4116	END { cf::emergency_save }
3469		4117
3470	1	4118	1
3471		4119

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