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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.332 by root, Sat Aug 18 17:33:53 2007 UTC vs.
Revision 1.522 by root, Sat Apr 17 02:22:14 2010 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008,2009,2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify it under
		7	# the terms of the Affero GNU General Public License as published by the
		8	# Free Software Foundation, either version 3 of the License, or (at your
		9	# option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the Affero GNU General Public License
		17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
		19	#
		20	# The authors can be reached via e-mail to <support@deliantra.net>
		21	#
		22
1	package cf;	23	package cf;
2		24
		25	use 5.10.0;
3	use utf8;	26	use utf8;
4	use strict;	27	use strict qw(vars subs);
5		28
6	use Symbol;	29	use Symbol;
7	use List::Util;	30	use List::Util;
8	use Socket;	31	use Socket;
9	use Storable;	32	use EV;
10	use Event;
11	use Opcode;	33	use Opcode;
12	use Safe;	34	use Safe;
13	use Safe::Hole;	35	use Safe::Hole;
		36	use Storable ();
		37	use Carp ();
14		38
		39	use Guard ();
15	use Coro 3.64 ();	40	use Coro ();
16	use Coro::State;	41	use Coro::State;
17	use Coro::Handle;	42	use Coro::Handle;
		43	use Coro::EV;
18	use Coro::Event;	44	use Coro::AnyEvent;
19	use Coro::Timer;	45	use Coro::Timer;
20	use Coro::Signal;	46	use Coro::Signal;
21	use Coro::Semaphore;	47	use Coro::Semaphore;
		48	use Coro::SemaphoreSet;
		49	use Coro::AnyEvent;
22	use Coro::AIO;	50	use Coro::AIO;
		51	use Coro::BDB 1.6;
23	use Coro::Storable;	52	use Coro::Storable;
24	use Coro::Util ();	53	use Coro::Util ();
25		54
26	use JSON::XS 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
…		…
1446	}	1721	}
1447		1722
1448	\@paths	1723	\@paths
1449	}	1724	}
1450		1725
1451	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1726	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1452		1727
1453	Expand crossfire pod fragments into protocol xml.	1728	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		1729
1501	=item $player->ext_reply ($msgid, @msg)	1730	=item $player->ext_reply ($msgid, @msg)
1502		1731
1503	Sends an ext reply to the player.	1732	Sends an ext reply to the player.
1504		1733
1505	=cut	1734	=cut
1506		1735
1507	sub ext_reply($$@) {	1736	sub ext_reply($$@) {
1508	my ($self, $id, @msg) = @_;	1737	my ($self, $id, @msg) = @_;
1509		1738
1510	if ($self->ns->extcmd == 2) {	1739	$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	}	1740	}
1518		1741
1519	=item $player->ext_msg ($type, @msg)	1742	=item $player->ext_msg ($type, @msg)
1520		1743
1521	Sends an ext event to the client.	1744	Sends an ext event to the client.
…		…
1577	our $MAX_RESET = 3600;	1800	our $MAX_RESET = 3600;
1578	our $DEFAULT_RESET = 3000;	1801	our $DEFAULT_RESET = 3000;
1579		1802
1580	sub generate_random_map {	1803	sub generate_random_map {
1581	my ($self, $rmp) = @_;	1804	my ($self, $rmp) = @_;
		1805
		1806	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1807
1582	# mit "rum" bekleckern, nicht	1808	# mit "rum" bekleckern, nicht
1583	$self->_create_random_map (	1809	$self->_create_random_map (
1584	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1810	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1585	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1811	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1586	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1812	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1587	$rmp->{exit_on_final_map},	1813	$rmp->{exit_on_final_map},
1588	$rmp->{xsize}, $rmp->{ysize},	1814	$rmp->{xsize}, $rmp->{ysize},
1589	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1815	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1590	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1816	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1708		1934
1709	# the temporary/swap location	1935	# the temporary/swap location
1710	sub save_path {	1936	sub save_path {
1711	my ($self) = @_;	1937	my ($self) = @_;
1712		1938
1713	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1939	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1714	"$TMPDIR/$path.map"	1940	"$TMPDIR/$path.map"
1715	}	1941	}
1716		1942
1717	# the unique path, undef == no special unique path	1943	# the unique path, undef == no special unique path
1718	sub uniq_path {	1944	sub uniq_path {
1719	my ($self) = @_;	1945	my ($self) = @_;
1720		1946
1721	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1947	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1722	"$UNIQUEDIR/$path"	1948	"$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	}	1949	}
1733		1950
1734	sub decay_objects {	1951	sub decay_objects {
1735	my ($self) = @_;	1952	my ($self) = @_;
1736		1953
…		…
1749		1966
1750	sub load_header_from($) {	1967	sub load_header_from($) {
1751	my ($self, $path) = @_;	1968	my ($self, $path) = @_;
1752		1969
1753	utf8::encode $path;	1970	utf8::encode $path;
1754	#aio_open $path, O_RDONLY, 0	1971	my $f = new_from_file cf::object::thawer $path
1755	# or return;
1756
1757	$self->_load_header ($path)
1758	or return;	1972	or return;
		1973
		1974	$self->_load_header ($f)
		1975	or return;
		1976
		1977	local $MAP_LOADING{$self->{path}} = $self;
		1978	$f->resolve_delayed_derefs;
1759		1979
1760	$self->{load_path} = $path;	1980	$self->{load_path} = $path;
1761		1981
1762	1	1982	1
1763	}	1983	}
…		…
1817	sub find {	2037	sub find {
1818	my ($path, $origin) = @_;	2038	my ($path, $origin) = @_;
1819		2039
1820	$path = normalise $path, $origin && $origin->path;	2040	$path = normalise $path, $origin && $origin->path;
1821		2041
		2042	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1822	cf::lock_wait "map_find:$path";	2043	my $guard2 = cf::lock_acquire "map_find:$path";
1823		2044
1824	$cf::MAP{$path} || do {	2045	$cf::MAP{$path} || do {
1825	my $guard = cf::lock_acquire "map_find:$path";
1826	my $map = new_from_path cf::map $path	2046	my $map = new_from_path cf::map $path
1827	or return;	2047	or return;
1828		2048
1829	$map->{last_save} = $cf::RUNTIME;	2049	$map->{last_save} = $cf::RUNTIME;
1830		2050
…		…
1832	or return;	2052	or return;
1833		2053
1834	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2054	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1835	# doing this can freeze the server in a sync job, obviously	2055	# doing this can freeze the server in a sync job, obviously
1836	#$cf::WAIT_FOR_TICK->wait;	2056	#$cf::WAIT_FOR_TICK->wait;
		2057	undef $guard2;
		2058	undef $guard1;
1837	$map->reset;	2059	$map->reset;
1838	undef $guard;
1839	return find $path;	2060	return find $path;
1840	}	2061	}
1841		2062
1842	$cf::MAP{$path} = $map	2063	$cf::MAP{$path} = $map
1843	}	2064	}
1844	}	2065	}
1845		2066
1846	sub pre_load { }	2067	sub pre_load { }
1847	sub post_load { }	2068	#sub post_load { } # XS
1848		2069
1849	sub load {	2070	sub load {
1850	my ($self) = @_;	2071	my ($self) = @_;
1851		2072
1852	local $self->{deny_reset} = 1; # loading can take a long time	2073	local $self->{deny_reset} = 1; # loading can take a long time
1853		2074
1854	my $path = $self->{path};	2075	my $path = $self->{path};
1855		2076
1856	{	2077	{
1857	my $guard = cf::lock_acquire "map_load:$path";	2078	my $guard = cf::lock_acquire "map_data:$path";
1858		2079
		2080	return unless $self->valid;
1859	return if $self->in_memory != cf::MAP_SWAPPED;	2081	return unless $self->in_memory == cf::MAP_SWAPPED;
1860		2082
1861	$self->in_memory (cf::MAP_LOADING);	2083	$self->in_memory (cf::MAP_LOADING);
1862		2084
1863	$self->alloc;	2085	$self->alloc;
1864		2086
1865	$self->pre_load;	2087	$self->pre_load;
1866	Coro::cede;	2088	cf::cede_to_tick;
1867		2089
		2090	my $f = new_from_file cf::object::thawer $self->{load_path};
		2091	$f->skip_block;
1868	$self->_load_objects ($self->{load_path}, 1)	2092	$self->_load_objects ($f)
1869	or return;	2093	or return;
1870		2094
1871	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2095	$self->post_load_original
1872	if delete $self->{load_original};	2096	if delete $self->{load_original};
1873		2097
1874	if (my $uniq = $self->uniq_path) {	2098	if (my $uniq = $self->uniq_path) {
1875	utf8::encode $uniq;	2099	utf8::encode $uniq;
1876	if (aio_open $uniq, O_RDONLY, 0) {	2100	unless (aio_stat $uniq) {
		2101	if (my $f = new_from_file cf::object::thawer $uniq) {
1877	$self->clear_unique_items;	2102	$self->clear_unique_items;
1878	$self->_load_objects ($uniq, 0);	2103	$self->_load_objects ($f);
		2104	$f->resolve_delayed_derefs;
		2105	}
1879	}	2106	}
1880	}	2107	}
1881		2108
1882	Coro::cede;	2109	$f->resolve_delayed_derefs;
		2110
		2111	cf::cede_to_tick;
1883	# now do the right thing for maps	2112	# now do the right thing for maps
1884	$self->link_multipart_objects;	2113	$self->link_multipart_objects;
1885	$self->difficulty ($self->estimate_difficulty)	2114	$self->difficulty ($self->estimate_difficulty)
1886	unless $self->difficulty;	2115	unless $self->difficulty;
1887	Coro::cede;	2116	cf::cede_to_tick;
1888		2117
1889	unless ($self->{deny_activate}) {	2118	unless ($self->{deny_activate}) {
1890	$self->decay_objects;	2119	$self->decay_objects;
1891	$self->fix_auto_apply;	2120	$self->fix_auto_apply;
1892	$self->update_buttons;	2121	$self->update_buttons;
1893	Coro::cede;	2122	cf::cede_to_tick;
1894	$self->set_darkness_map;
1895	Coro::cede;
1896	$self->activate;	2123	$self->activate;
1897	}	2124	}
1898		2125
1899	$self->{last_save} = $cf::RUNTIME;	2126	$self->{last_save} = $cf::RUNTIME;
1900	$self->last_access ($cf::RUNTIME);	2127	$self->last_access ($cf::RUNTIME);
1901		2128
1902	$self->in_memory (cf::MAP_IN_MEMORY);	2129	$self->in_memory (cf::MAP_ACTIVE);
1903	}	2130	}
1904		2131
1905	$self->post_load;	2132	$self->post_load;
1906	}	2133	}
1907		2134
		2135	# customize the map for a given player, i.e.
		2136	# return the _real_ map. used by e.g. per-player
		2137	# maps to change the path to ~playername/mappath
1908	sub customise_for {	2138	sub customise_for {
1909	my ($self, $ob) = @_;	2139	my ($self, $ob) = @_;
1910		2140
1911	return find "~" . $ob->name . "/" . $self->{path}	2141	return find "~" . $ob->name . "/" . $self->{path}
1912	if $self->per_player;	2142	if $self->per_player;
…		…
1916		2146
1917	$self	2147	$self
1918	}	2148	}
1919		2149
1920	# find and load all maps in the 3x3 area around a map	2150	# find and load all maps in the 3x3 area around a map
1921	sub load_diag {	2151	sub load_neighbours {
1922	my ($map) = @_;	2152	my ($map) = @_;
1923		2153
1924	my @diag; # diagonal neighbours	2154	my @neigh; # diagonal neighbours
1925		2155
1926	for (0 .. 3) {	2156	for (0 .. 3) {
1927	my $neigh = $map->tile_path ($_)	2157	my $neigh = $map->tile_path ($_)
1928	or next;	2158	or next;
1929	$neigh = find $neigh, $map	2159	$neigh = find $neigh, $map
1930	or next;	2160	or next;
1931	$neigh->load;	2161	$neigh->load;
1932		2162
		2163	push @neigh,
1933	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2164	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1934	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2165	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1935	}	2166	}
1936		2167
1937	for (@diag) {	2168	for (grep defined $_->[0], @neigh) {
		2169	my ($path, $origin) = @$_;
1938	my $neigh = find @$_	2170	my $neigh = find $path, $origin
1939	or next;	2171	or next;
1940	$neigh->load;	2172	$neigh->load;
1941	}	2173	}
1942	}	2174	}
1943		2175
…		…
1948	}	2180	}
1949		2181
1950	sub do_load_sync {	2182	sub do_load_sync {
1951	my ($map) = @_;	2183	my ($map) = @_;
1952		2184
		2185	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2186	if $Coro::current == $Coro::main;
		2187
1953	cf::sync_job { $map->load };	2188	cf::sync_job { $map->load };
1954	}	2189	}
1955		2190
1956	our %MAP_PREFETCH;	2191	our %MAP_PREFETCH;
1957	our $MAP_PREFETCHER = undef;	2192	our $MAP_PREFETCHER = undef;
1958		2193
1959	sub find_async {	2194	sub find_async {
1960	my ($path, $origin) = @_;	2195	my ($path, $origin, $load) = @_;
1961		2196
1962	$path = normalise $path, $origin && $origin->{path};	2197	$path = normalise $path, $origin && $origin->{path};
1963		2198
1964	if (my $map = $cf::MAP{$path}) {	2199	if (my $map = $cf::MAP{$path}) {
1965	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2200	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1966	}	2201	}
1967		2202
1968	undef $MAP_PREFETCH{$path};	2203	$MAP_PREFETCH{$path} |= $load;
		2204
1969	$MAP_PREFETCHER ||= cf::async {	2205	$MAP_PREFETCHER ||= cf::async {
		2206	$Coro::current->{desc} = "map prefetcher";
		2207
1970	while (%MAP_PREFETCH) {	2208	while (%MAP_PREFETCH) {
1971	for my $path (keys %MAP_PREFETCH) {	2209	while (my ($k, $v) = each %MAP_PREFETCH) {
1972	if (my $map = find $path) {	2210	if (my $map = find $k) {
1973	$map->load;	2211	$map->load if $v;
1974	}	2212	}
1975		2213
1976	delete $MAP_PREFETCH{$path};	2214	delete $MAP_PREFETCH{$k};
1977	}	2215	}
1978	}	2216	}
1979	undef $MAP_PREFETCHER;	2217	undef $MAP_PREFETCHER;
1980	};	2218	};
1981	$MAP_PREFETCHER->prio (6);	2219	$MAP_PREFETCHER->prio (6);
1982		2220
1983	()	2221	()
1984	}	2222	}
1985		2223
		2224	# common code, used by both ->save and ->swapout
1986	sub save {	2225	sub _save {
1987	my ($self) = @_;	2226	my ($self) = @_;
1988
1989	my $lock = cf::lock_acquire "map_data:" . $self->path;
1990		2227
1991	$self->{last_save} = $cf::RUNTIME;	2228	$self->{last_save} = $cf::RUNTIME;
1992		2229
1993	return unless $self->dirty;	2230	return unless $self->dirty;
1994		2231
…		…
2000	return if $self->{deny_save};	2237	return if $self->{deny_save};
2001		2238
2002	local $self->{last_access} = $self->last_access;#d#	2239	local $self->{last_access} = $self->last_access;#d#
2003		2240
2004	cf::async {	2241	cf::async {
		2242	$Coro::current->{desc} = "map player save";
2005	$_->contr->save for $self->players;	2243	$_->contr->save for $self->players;
2006	};	2244	};
		2245
		2246	cf::get_slot 0.02;
2007		2247
2008	if ($uniq) {	2248	if ($uniq) {
2009	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2249	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2010	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2250	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2011	} else {	2251	} else {
2012	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2252	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2013	}	2253	}
2014	}	2254	}
2015		2255
		2256	sub save {
		2257	my ($self) = @_;
		2258
		2259	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2260
		2261	$self->_save;
		2262	}
		2263
2016	sub swap_out {	2264	sub swap_out {
2017	my ($self) = @_;	2265	my ($self) = @_;
2018		2266
2019	# save first because save cedes
2020	$self->save;
2021
2022	my $lock = cf::lock_acquire "map_data:" . $self->path;	2267	my $lock = cf::lock_acquire "map_data:$self->{path}";
2023		2268
		2269	return if $self->in_memory != cf::MAP_ACTIVE;
		2270	return if $self->{deny_save};
2024	return if $self->players;	2271	return if $self->players;
2025	return if $self->in_memory != cf::MAP_IN_MEMORY;
2026	return if $self->{deny_save};
2027		2272
		2273	# first deactivate the map and "unlink" it from the core
		2274	$self->deactivate;
		2275	$_->clear_links_to ($self) for values %cf::MAP;
		2276	$self->in_memory (cf::MAP_SWAPPED);
		2277
		2278	# then atomically save
		2279	$self->_save;
		2280
		2281	# then free the map
2028	$self->clear;	2282	$self->clear;
2029	$self->in_memory (cf::MAP_SWAPPED);
2030	}	2283	}
2031		2284
2032	sub reset_at {	2285	sub reset_at {
2033	my ($self) = @_;	2286	my ($self) = @_;
2034		2287
…		…
2052		2305
2053	my $lock = cf::lock_acquire "map_data:$self->{path}";	2306	my $lock = cf::lock_acquire "map_data:$self->{path}";
2054		2307
2055	return if $self->players;	2308	return if $self->players;
2056		2309
2057	warn "resetting map ", $self->path;	2310	warn "resetting map ", $self->path, "\n";
2058		2311
2059	$self->in_memory (cf::MAP_SWAPPED);	2312	$self->in_memory (cf::MAP_SWAPPED);
2060		2313
2061	# need to save uniques path	2314	# need to save uniques path
2062	unless ($self->{deny_save}) {	2315	unless ($self->{deny_save}) {
…		…
2066	if $uniq;	2319	if $uniq;
2067	}	2320	}
2068		2321
2069	delete $cf::MAP{$self->path};	2322	delete $cf::MAP{$self->path};
2070		2323
		2324	$self->deactivate;
		2325	$_->clear_links_to ($self) for values %cf::MAP;
2071	$self->clear;	2326	$self->clear;
2072
2073	$_->clear_links_to ($self) for values %cf::MAP;
2074		2327
2075	$self->unlink_save;	2328	$self->unlink_save;
2076	$self->destroy;	2329	$self->destroy;
2077	}	2330	}
2078		2331
2079	my $nuke_counter = "aaaa";	2332	my $nuke_counter = "aaaa";
2080		2333
2081	sub nuke {	2334	sub nuke {
2082	my ($self) = @_;	2335	my ($self) = @_;
2083		2336
		2337	{
		2338	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2339
2084	delete $cf::MAP{$self->path};	2340	delete $cf::MAP{$self->path};
2085		2341
2086	$self->unlink_save;	2342	$self->unlink_save;
2087		2343
2088	bless $self, "cf::map";	2344	bless $self, "cf::map";
2089	delete $self->{deny_reset};	2345	delete $self->{deny_reset};
2090	$self->{deny_save} = 1;	2346	$self->{deny_save} = 1;
2091	$self->reset_timeout (1);	2347	$self->reset_timeout (1);
2092	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2348	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2093		2349
2094	$cf::MAP{$self->path} = $self;	2350	$cf::MAP{$self->path} = $self;
		2351	}
2095		2352
2096	$self->reset; # polite request, might not happen	2353	$self->reset; # polite request, might not happen
2097	}	2354	}
2098		2355
2099	=item $maps = cf::map::tmp_maps	2356	=item $maps = cf::map::tmp_maps
…		…
2141		2398
2142	sub unique_maps() {	2399	sub unique_maps() {
2143	[	2400	[
2144	map {	2401	map {
2145	utf8::decode $_;	2402	utf8::decode $_;
2146	/\.map$/	2403	s/\.map$//; # TODO future compatibility hack
		2404	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2405	? ()
2147	? normalise $_	2406	: normalise $_
2148	: ()
2149	} @{ aio_readdir $UNIQUEDIR or [] }	2407	} @{ aio_readdir $UNIQUEDIR or [] }
2150	]	2408	]
2151	}	2409	}
2152		2410
2153	package cf;	2411	=item cf::map::static_maps
		2412
		2413	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2414	file in the shared directory excluding F</styles> and F</editor>). May
		2415	block.
		2416
		2417	=cut
		2418
		2419	sub static_maps() {
		2420	my @dirs = "";
		2421	my @maps;
		2422
		2423	while (@dirs) {
		2424	my $dir = shift @dirs;
		2425
		2426	next if $dir eq "/styles" || $dir eq "/editor";
		2427
		2428	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2429	or return;
		2430
		2431	for (@$files) {
		2432	s/\.map$// or next;
		2433	utf8::decode $_;
		2434	push @maps, "$dir/$_";
		2435	}
		2436
		2437	push @dirs, map "$dir/$_", @$dirs;
		2438	}
		2439
		2440	\@maps
		2441	}
2154		2442
2155	=back	2443	=back
2156		2444
2157	=head3 cf::object	2445	=head3 cf::object
2158		2446
…		…
2162		2450
2163	=over 4	2451	=over 4
2164		2452
2165	=item $ob->inv_recursive	2453	=item $ob->inv_recursive
2166		2454
2167	Returns the inventory of the object _and_ their inventories, recursively.	2455	Returns the inventory of the object I<and> their inventories, recursively,
		2456	but I<not> the object itself.
2168		2457
2169	=cut	2458	=cut
2170		2459
2171	sub inv_recursive_;	2460	sub inv_recursive_;
2172	sub inv_recursive_ {	2461	sub inv_recursive_ {
…		…
2175		2464
2176	sub inv_recursive {	2465	sub inv_recursive {
2177	inv_recursive_ inv $_[0]	2466	inv_recursive_ inv $_[0]
2178	}	2467	}
2179		2468
		2469	=item $ref = $ob->ref
		2470
		2471	Creates and returns a persistent reference to an object that can be stored as a string.
		2472
		2473	=item $ob = cf::object::deref ($refstring)
		2474
		2475	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2476	even if the object actually exists. May block.
		2477
		2478	=cut
		2479
		2480	sub deref {
		2481	my ($ref) = @_;
		2482
		2483	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2484	my ($uuid, $name) = ($1, $2);
		2485	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2486	or return;
		2487	$pl->ob->uuid eq $uuid
		2488	or return;
		2489
		2490	$pl->ob
		2491	} else {
		2492	warn "$ref: cannot resolve object reference\n";
		2493	undef
		2494	}
		2495	}
		2496
2180	package cf;	2497	package cf;
2181		2498
2182	=back	2499	=back
2183		2500
2184	=head3 cf::object::player	2501	=head3 cf::object::player
…		…
2190	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2507	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2191	can be C<undef>. Does the right thing when the player is currently in a	2508	can be C<undef>. Does the right thing when the player is currently in a
2192	dialogue with the given NPC character.	2509	dialogue with the given NPC character.
2193		2510
2194	=cut	2511	=cut
		2512
		2513	our $SAY_CHANNEL = {
		2514	id => "say",
		2515	title => "Map",
		2516	reply => "say ",
		2517	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2518	};
		2519
		2520	our $CHAT_CHANNEL = {
		2521	id => "chat",
		2522	title => "Chat",
		2523	reply => "chat ",
		2524	tooltip => "Player chat and shouts, global to the server.",
		2525	};
2195		2526
2196	# rough implementation of a future "reply" method that works	2527	# rough implementation of a future "reply" method that works
2197	# with dialog boxes.	2528	# with dialog boxes.
2198	#TODO: the first argument must go, split into a $npc->reply_to ( method	2529	#TODO: the first argument must go, split into a $npc->reply_to ( method
2199	sub cf::object::player::reply($$$;$) {	2530	sub cf::object::player::reply($$$;$) {
…		…
2211	my $dialog = $pl->{npc_dialog};	2542	my $dialog = $pl->{npc_dialog};
2212	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2543	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2213		2544
2214	} else {	2545	} else {
2215	$msg = $npc->name . " says: $msg" if $npc;	2546	$msg = $npc->name . " says: $msg" if $npc;
2216	$self->message ($msg, $flags);	2547	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2217	}	2548	}
2218	}	2549	}
2219	}	2550	}
2220		2551
2221	=item $object->send_msg ($channel, $msg, $color, [extra...])	2552	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2246		2577
2247	=item $player_object->enter_link	2578	=item $player_object->enter_link
2248		2579
2249	Freezes the player and moves him/her to a special map (C<{link}>).	2580	Freezes the player and moves him/her to a special map (C<{link}>).
2250		2581
2251	The player should be reasonably safe there for short amounts of time. You	2582	The player should be reasonably safe there for short amounts of time (e.g.
2252	I<MUST> call C<leave_link> as soon as possible, though.	2583	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2584	though, as the palyer cannot control the character while it is on the link
		2585	map.
2253		2586
2254	Will never block.	2587	Will never block.
2255		2588
2256	=item $player_object->leave_link ($map, $x, $y)	2589	=item $player_object->leave_link ($map, $x, $y)
2257		2590
…		…
2282	return if UNIVERSAL::isa $self->map, "ext::map_link";	2615	return if UNIVERSAL::isa $self->map, "ext::map_link";
2283		2616
2284	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2617	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2285	if $self->map && $self->map->{path} ne "{link}";	2618	if $self->map && $self->map->{path} ne "{link}";
2286		2619
2287	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2620	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2288	}	2621	}
2289		2622
2290	sub cf::object::player::leave_link {	2623	sub cf::object::player::leave_link {
2291	my ($self, $map, $x, $y) = @_;	2624	my ($self, $map, $x, $y) = @_;
2292		2625
…		…
2309	($x, $y) = (-1, -1)	2642	($x, $y) = (-1, -1)
2310	unless (defined $x) && (defined $y);	2643	unless (defined $x) && (defined $y);
2311		2644
2312	# use -1 or undef as default coordinates, not 0, 0	2645	# use -1 or undef as default coordinates, not 0, 0
2313	($x, $y) = ($map->enter_x, $map->enter_y)	2646	($x, $y) = ($map->enter_x, $map->enter_y)
2314	if $x <=0 && $y <= 0;	2647	if $x <= 0 && $y <= 0;
2315		2648
2316	$map->load;	2649	$map->load;
2317	$map->load_diag;	2650	$map->load_neighbours;
2318		2651
2319	return unless $self->contr->active;	2652	return unless $self->contr->active;
2320	$self->activate_recursive;
2321		2653
2322	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2654	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2323	$self->enter_map ($map, $x, $y);	2655	$self->enter_map ($map, $x, $y);
		2656
		2657	# only activate afterwards, to support waiting in hooks
		2658	$self->activate_recursive;
2324	}	2659	}
2325		2660
2326	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2661	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2327		2662
2328	Moves the player to the given map-path and coordinates by first freezing	2663	Moves the player to the given map-path and coordinates by first freezing
2329	her, loading and preparing them map, calling the provided $check callback	2664	her, loading and preparing them map, calling the provided $check callback
2330	that has to return the map if sucecssful, and then unfreezes the player on	2665	that has to return the map if sucecssful, and then unfreezes the player on
2331	the new (success) or old (failed) map position. In either case, $done will	2666	the new (success) or old (failed) map position. In either case, $done will
2332	be called at the end of this process.	2667	be called at the end of this process.
2333		2668
		2669	Note that $check will be called with a potentially non-loaded map, so if
		2670	it needs a loaded map it has to call C<< ->load >>.
		2671
2334	=cut	2672	=cut
2335		2673
2336	our $GOTOGEN;	2674	our $GOTOGEN;
2337		2675
2338	sub cf::object::player::goto {	2676	sub cf::object::player::goto {
…		…
2342	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2680	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2343		2681
2344	$self->enter_link;	2682	$self->enter_link;
2345		2683
2346	(async {	2684	(async {
		2685	$Coro::current->{desc} = "player::goto $path $x $y";
		2686
		2687	# *tag paths override both path and x|y
		2688	if ($path =~ /^\*(.*)$/) {
		2689	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2690	my $ob = $obs[rand @obs];
		2691
		2692	# see if we actually can go there
		2693	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2694	$ob = $obs[rand @obs];
		2695	} else {
		2696	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2697	}
		2698	# else put us there anyways for now #d#
		2699
		2700	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2701	} else {
		2702	($path, $x, $y) = (undef, undef, undef);
		2703	}
		2704	}
		2705
2347	my $map = eval {	2706	my $map = eval {
2348	my $map = cf::map::find $path;	2707	my $map = defined $path ? cf::map::find $path : undef;
2349		2708
2350	if ($map) {	2709	if ($map) {
2351	$map = $map->customise_for ($self);	2710	$map = $map->customise_for ($self);
2352	$map = $check->($map) if $check && $map;	2711	$map = $check->($map) if $check && $map;
2353	} else {	2712	} else {
2354	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2713	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2355	}	2714	}
2356		2715
2357	$map	2716	$map
2358	};	2717	};
2359		2718
…		…
2395	}	2754	}
2396		2755
2397	sub prepare_random_map {	2756	sub prepare_random_map {
2398	my ($exit) = @_;	2757	my ($exit) = @_;
2399		2758
2400	my $guard = cf::lock_acquire "exit_prepare:$exit";
2401
2402	# all this does is basically replace the /! path by	2759	# all this does is basically replace the /! path by
2403	# a new random map path (?random/...) with a seed	2760	# a new random map path (?random/...) with a seed
2404	# that depends on the exit object	2761	# that depends on the exit object
2405		2762
2406	my $rmp = parse_random_map_params $exit->msg;	2763	my $rmp = parse_random_map_params $exit->msg;
…		…
2408	if ($exit->map) {	2765	if ($exit->map) {
2409	$rmp->{region} = $exit->region->name;	2766	$rmp->{region} = $exit->region->name;
2410	$rmp->{origin_map} = $exit->map->path;	2767	$rmp->{origin_map} = $exit->map->path;
2411	$rmp->{origin_x} = $exit->x;	2768	$rmp->{origin_x} = $exit->x;
2412	$rmp->{origin_y} = $exit->y;	2769	$rmp->{origin_y} = $exit->y;
		2770
		2771	$exit->map->touch;
2413	}	2772	}
2414		2773
2415	$rmp->{random_seed} ||= $exit->random_seed;	2774	$rmp->{random_seed} ||= $exit->random_seed;
2416		2775
2417	my $data = cf::to_json $rmp;	2776	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2418	my $md5 = Digest::MD5::md5_hex $data;	2777	my $md5 = Digest::MD5::md5_hex $data;
2419	my $meta = "$RANDOMDIR/$md5.meta";	2778	my $meta = "$RANDOMDIR/$md5.meta";
2420		2779
2421	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2780	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2422	aio_write $fh, 0, (length $data), $data, 0;	2781	aio_write $fh, 0, (length $data), $data, 0;
2423	undef $fh;	2782	undef $fh;
2424	aio_rename "$meta~", $meta;	2783	aio_rename "$meta~", $meta;
2425		2784
		2785	my $slaying = "?random/$md5";
		2786
		2787	if ($exit->valid) {
2426	$exit->slaying ("?random/$md5");	2788	$exit->slaying ("?random/$md5");
2427	$exit->msg (undef);	2789	$exit->msg (undef);
		2790	}
2428	}	2791	}
2429	}	2792	}
2430		2793
2431	sub cf::object::player::enter_exit {	2794	sub cf::object::player::enter_exit {
2432	my ($self, $exit) = @_;	2795	my ($self, $exit) = @_;
2433		2796
2434	return unless $self->type == cf::PLAYER;	2797	return unless $self->type == cf::PLAYER;
2435		2798
2436	if ($exit->slaying eq "/!") {
2437	#TODO: this should de-fi-ni-te-ly not be a sync-job
2438	# the problem is that $exit might not survive long enough
2439	# so it needs to be done right now, right here
2440	cf::sync_job { prepare_random_map $exit };
2441	}
2442
2443	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2444	my $hp = $exit->stats->hp;
2445	my $sp = $exit->stats->sp;
2446
2447	$self->enter_link;	2799	$self->enter_link;
2448		2800
2449	# if exit is damned, update players death & WoR home-position
2450	$self->contr->savebed ($slaying, $hp, $sp)
2451	if $exit->flag (FLAG_DAMNED);
2452
2453	(async {	2801	(async {
2454	$self->deactivate_recursive; # just to be sure	2802	$Coro::current->{desc} = "enter_exit";
		2803
2455	unless (eval {	2804	unless (eval {
		2805	$self->deactivate_recursive; # just to be sure
		2806
		2807	# random map handling
		2808	{
		2809	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2810
		2811	prepare_random_map $exit
		2812	if $exit->slaying eq "/!";
		2813	}
		2814
		2815	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2816	my $x = $exit->stats->hp;
		2817	my $y = $exit->stats->sp;
		2818
2456	$self->goto ($slaying, $hp, $sp);	2819	$self->goto ($map, $x, $y);
2457		2820
		2821	# if exit is damned, update players death & WoR home-position
		2822	$self->contr->savebed ($map, $x, $y)
		2823	if $exit->flag (cf::FLAG_DAMNED);
		2824
2458	1;	2825	1
2459	}) {	2826	}) {
2460	$self->message ("Something went wrong deep within the crossfire server. "	2827	$self->message ("Something went wrong deep within the deliantra server. "
2461	. "I'll try to bring you back to the map you were before. "	2828	. "I'll try to bring you back to the map you were before. "
2462	. "Please report this to the dungeon master!",	2829	. "Please report this to the dungeon master!",
2463	cf::NDI_UNIQUE | cf::NDI_RED);	2830	cf::NDI_UNIQUE | cf::NDI_RED);
2464		2831
2465	warn "ERROR in enter_exit: $@";	2832	warn "ERROR in enter_exit: $@";
…		…
2482	sub cf::client::send_drawinfo {	2849	sub cf::client::send_drawinfo {
2483	my ($self, $text, $flags) = @_;	2850	my ($self, $text, $flags) = @_;
2484		2851
2485	utf8::encode $text;	2852	utf8::encode $text;
2486	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2853	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2854	}
		2855
		2856	=item $client->send_big_packet ($pkt)
		2857
		2858	Like C<send_packet>, but tries to compress large packets, and fragments
		2859	them as required.
		2860
		2861	=cut
		2862
		2863	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2864
		2865	sub cf::client::send_big_packet {
		2866	my ($self, $pkt) = @_;
		2867
		2868	# try lzf for large packets
		2869	$pkt = "lzf " . Compress::LZF::compress $pkt
		2870	if 1024 <= length $pkt and $self->{can_lzf};
		2871
		2872	# split very large packets
		2873	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2874	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2875	$pkt = "frag";
		2876	}
		2877
		2878	$self->send_packet ($pkt);
2487	}	2879	}
2488		2880
2489	=item $client->send_msg ($channel, $msg, $color, [extra...])	2881	=item $client->send_msg ($channel, $msg, $color, [extra...])
2490		2882
2491	Send a drawinfo or msg packet to the client, formatting the msg for the	2883	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2493	the message, with C<log> being the default. If C<$color> is negative, suppress	2885	the message, with C<log> being the default. If C<$color> is negative, suppress
2494	the message unless the client supports the msg packet.	2886	the message unless the client supports the msg packet.
2495		2887
2496	=cut	2888	=cut
2497		2889
		2890	# non-persistent channels (usually the info channel)
		2891	our %CHANNEL = (
		2892	"c/motd" => {
		2893	id => "infobox",
		2894	title => "MOTD",
		2895	reply => undef,
		2896	tooltip => "The message of the day",
		2897	},
		2898	"c/identify" => {
		2899	id => "infobox",
		2900	title => "Identify",
		2901	reply => undef,
		2902	tooltip => "Items recently identified",
		2903	},
		2904	"c/examine" => {
		2905	id => "infobox",
		2906	title => "Examine",
		2907	reply => undef,
		2908	tooltip => "Signs and other items you examined",
		2909	},
		2910	"c/shopinfo" => {
		2911	id => "infobox",
		2912	title => "Shop Info",
		2913	reply => undef,
		2914	tooltip => "What your bargaining skill tells you about the shop",
		2915	},
		2916	"c/book" => {
		2917	id => "infobox",
		2918	title => "Book",
		2919	reply => undef,
		2920	tooltip => "The contents of a note or book",
		2921	},
		2922	"c/lookat" => {
		2923	id => "infobox",
		2924	title => "Look",
		2925	reply => undef,
		2926	tooltip => "What you saw there",
		2927	},
		2928	"c/who" => {
		2929	id => "infobox",
		2930	title => "Players",
		2931	reply => undef,
		2932	tooltip => "Shows players who are currently online",
		2933	},
		2934	"c/body" => {
		2935	id => "infobox",
		2936	title => "Body Parts",
		2937	reply => undef,
		2938	tooltip => "Shows which body parts you posess and are available",
		2939	},
		2940	"c/statistics" => {
		2941	id => "infobox",
		2942	title => "Statistics",
		2943	reply => undef,
		2944	tooltip => "Shows your primary statistics",
		2945	},
		2946	"c/skills" => {
		2947	id => "infobox",
		2948	title => "Skills",
		2949	reply => undef,
		2950	tooltip => "Shows your experience per skill and item power",
		2951	},
		2952	"c/shopitems" => {
		2953	id => "infobox",
		2954	title => "Shop Items",
		2955	reply => undef,
		2956	tooltip => "Shows the items currently for sale in this shop",
		2957	},
		2958	"c/resistances" => {
		2959	id => "infobox",
		2960	title => "Resistances",
		2961	reply => undef,
		2962	tooltip => "Shows your resistances",
		2963	},
		2964	"c/pets" => {
		2965	id => "infobox",
		2966	title => "Pets",
		2967	reply => undef,
		2968	tooltip => "Shows information abotu your pets/a specific pet",
		2969	},
		2970	"c/perceiveself" => {
		2971	id => "infobox",
		2972	title => "Perceive Self",
		2973	reply => undef,
		2974	tooltip => "You gained detailed knowledge about yourself",
		2975	},
		2976	"c/uptime" => {
		2977	id => "infobox",
		2978	title => "Uptime",
		2979	reply => undef,
		2980	tooltip => "How long the server has been running since last restart",
		2981	},
		2982	"c/mapinfo" => {
		2983	id => "infobox",
		2984	title => "Map Info",
		2985	reply => undef,
		2986	tooltip => "Information related to the maps",
		2987	},
		2988	"c/party" => {
		2989	id => "party",
		2990	title => "Party",
		2991	reply => "gsay ",
		2992	tooltip => "Messages and chat related to your party",
		2993	},
		2994	"c/death" => {
		2995	id => "death",
		2996	title => "Death",
		2997	reply => undef,
		2998	tooltip => "Reason for and more info about your most recent death",
		2999	},
		3000	"c/say" => $SAY_CHANNEL,
		3001	"c/chat" => $CHAT_CHANNEL,
		3002	);
		3003
2498	sub cf::client::send_msg {	3004	sub cf::client::send_msg {
2499	my ($self, $channel, $msg, $color, @extra) = @_;	3005	my ($self, $channel, $msg, $color, @extra) = @_;
2500		3006
2501	$msg = $self->pl->expand_cfpod ($msg);	3007	$msg = $self->pl->expand_cfpod ($msg)
		3008	unless $color & cf::NDI_VERBATIM;
2502		3009
2503	$color &= cf::NDI_CLIENT_MASK; # just in case...	3010	$color &= cf::NDI_CLIENT_MASK; # just in case...
2504		3011
		3012	# check predefined channels, for the benefit of C
		3013	if ($CHANNEL{$channel}) {
		3014	$channel = $CHANNEL{$channel};
		3015
		3016	$self->ext_msg (channel_info => $channel);
		3017	$channel = $channel->{id};
		3018
2505	if (ref $channel) {	3019	} elsif (ref $channel) {
2506	# send meta info to client, if not yet sent	3020	# send meta info to client, if not yet sent
2507	unless (exists $self->{channel}{$channel->{id}}) {	3021	unless (exists $self->{channel}{$channel->{id}}) {
2508	$self->{channel}{$channel->{id}} = $channel;	3022	$self->{channel}{$channel->{id}} = $channel;
2509	$self->ext_msg (channel_info => $channel);	3023	$self->ext_msg (channel_info => $channel);
2510	}	3024	}
…		…
2512	$channel = $channel->{id};	3026	$channel = $channel->{id};
2513	}	3027	}
2514		3028
2515	return unless @extra || length $msg;	3029	return unless @extra || length $msg;
2516		3030
2517	if ($self->can_msg) {
2518	# default colour, mask it out	3031	# default colour, mask it out
2519	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3032	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2520	if $color & cf::NDI_DEF;	3033	if $color & cf::NDI_DEF;
2521		3034
2522	$self->send_packet ("msg " . $self->{json_coder}->encode (	3035	my $pkt = "msg "
		3036	. $self->{json_coder}->encode (
2523	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3037	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2524	} else {	3038	);
2525	if ($color >= 0) {
2526	# replace some tags by gcfclient-compatible ones
2527	for ($msg) {
2528	1 while
2529	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2530	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2531	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2532	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2533	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2534	}
2535		3039
2536	$color &= cf::NDI_COLOR_MASK;	3040	$self->send_big_packet ($pkt);
2537
2538	utf8::encode $msg;
2539
2540	if (0 && $msg =~ /\[/) {
2541	# COMMAND/INFO
2542	$self->send_packet ("drawextinfo $color 10 8 $msg")
2543	} else {
2544	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2545	$self->send_packet ("drawinfo $color $msg")
2546	}
2547	}
2548	}
2549	}	3041	}
2550		3042
2551	=item $client->ext_msg ($type, @msg)	3043	=item $client->ext_msg ($type, @msg)
2552		3044
2553	Sends an ext event to the client.	3045	Sends an ext event to the client.
…		…
2555	=cut	3047	=cut
2556		3048
2557	sub cf::client::ext_msg($$@) {	3049	sub cf::client::ext_msg($$@) {
2558	my ($self, $type, @msg) = @_;	3050	my ($self, $type, @msg) = @_;
2559		3051
2560	my $extcmd = $self->extcmd;
2561
2562	if ($extcmd == 2) {	3052	if ($self->extcmd == 2) {
2563	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3053	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2564	} elsif ($extcmd == 1) { # TODO: remove	3054	} elsif ($self->extcmd == 1) { # TODO: remove
2565	push @msg, msgtype => "event_$type";	3055	push @msg, msgtype => "event_$type";
2566	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3056	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		3057	}
		3058	}
		3059
		3060	=item $client->ext_reply ($msgid, @msg)
		3061
		3062	Sends an ext reply to the client.
		3063
		3064	=cut
		3065
		3066	sub cf::client::ext_reply($$@) {
		3067	my ($self, $id, @msg) = @_;
		3068
		3069	if ($self->extcmd == 2) {
		3070	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		3071	} elsif ($self->extcmd == 1) {
		3072	#TODO: version 1, remove
		3073	unshift @msg, msgtype => "reply", msgid => $id;
		3074	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2567	}	3075	}
2568	}	3076	}
2569		3077
2570	=item $success = $client->query ($flags, "text", \&cb)	3078	=item $success = $client->query ($flags, "text", \&cb)
2571		3079
…		…
2632	my ($type, $reply, @payload) =	3140	my ($type, $reply, @payload) =
2633	"ARRAY" eq ref $msg	3141	"ARRAY" eq ref $msg
2634	? @$msg	3142	? @$msg
2635	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove	3143	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2636		3144
		3145	my @reply;
		3146
2637	if (my $cb = $EXTICMD{$type}) {	3147	if (my $cb = $EXTICMD{$type}) {
2638	my @reply = $cb->($ns, @payload);	3148	@reply = $cb->($ns, @payload);
2639
2640	$ns->ext_reply ($reply, @reply)
2641	if $reply;
2642	}	3149	}
		3150
		3151	$ns->ext_reply ($reply, @reply)
		3152	if $reply;
		3153
2643	} else {	3154	} else {
2644	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3155	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2645	}	3156	}
2646		3157
2647	cf::override;	3158	cf::override;
…		…
2669		3180
2670	$coro	3181	$coro
2671	}	3182	}
2672		3183
2673	cf::client->attach (	3184	cf::client->attach (
2674	on_destroy => sub {	3185	on_client_destroy => sub {
2675	my ($ns) = @_;	3186	my ($ns) = @_;
2676		3187
2677	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3188	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2678	},	3189	},
2679	);	3190	);
…		…
2695	our $safe_hole = new Safe::Hole;	3206	our $safe_hole = new Safe::Hole;
2696		3207
2697	$SIG{FPE} = 'IGNORE';	3208	$SIG{FPE} = 'IGNORE';
2698		3209
2699	$safe->permit_only (Opcode::opset qw(	3210	$safe->permit_only (Opcode::opset qw(
2700	:base_core :base_mem :base_orig :base_math	3211	:base_core :base_mem :base_orig :base_math :base_loop
2701	grepstart grepwhile mapstart mapwhile	3212	grepstart grepwhile mapstart mapwhile
2702	sort time	3213	sort time
2703	));	3214	));
2704		3215
2705	# here we export the classes and methods available to script code	3216	# here we export the classes and methods available to script code
…		…
2707	=pod	3218	=pod
2708		3219
2709	The following functions and methods are available within a safe environment:	3220	The following functions and methods are available within a safe environment:
2710		3221
2711	cf::object	3222	cf::object
2712	contr pay_amount pay_player map x y force_find force_add	3223	contr pay_amount pay_player map x y force_find force_add destroy
2713	insert remove name archname title slaying race	3224	insert remove name archname title slaying race decrease split
		3225	value
2714		3226
2715	cf::object::player	3227	cf::object::player
2716	player	3228	player
2717		3229
2718	cf::player	3230	cf::player
…		…
2723		3235
2724	=cut	3236	=cut
2725		3237
2726	for (	3238	for (
2727	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3239	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2728	insert remove inv name archname title slaying race)],	3240	insert remove inv nrof name archname title slaying race
		3241	decrease split destroy change_exp value msg lore send_msg)],
2729	["cf::object::player" => qw(player)],	3242	["cf::object::player" => qw(player)],
2730	["cf::player" => qw(peaceful)],	3243	["cf::player" => qw(peaceful send_msg)],
2731	["cf::map" => qw(trigger)],	3244	["cf::map" => qw(trigger)],
2732	) {	3245	) {
2733	no strict 'refs';	3246	no strict 'refs';
2734	my ($pkg, @funs) = @$_;	3247	my ($pkg, @funs) = @$_;
2735	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3248	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2753		3266
2754	my $qcode = $code;	3267	my $qcode = $code;
2755	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3268	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2756	$qcode =~ s/\n/\\n/g;	3269	$qcode =~ s/\n/\\n/g;
2757		3270
		3271	%vars = (_dummy => 0) unless %vars;
		3272
		3273	my @res;
2758	local $_;	3274	local $_;
2759	local @safe::cf::_safe_eval_args = values %vars;
2760		3275
2761	my $eval =	3276	my $eval =
2762	"do {\n"	3277	"do {\n"
2763	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3278	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2764	. "#line 0 \"{$qcode}\"\n"	3279	. "#line 0 \"{$qcode}\"\n"
2765	. $code	3280	. $code
2766	. "\n}"	3281	. "\n}"
2767	;	3282	;
2768		3283
		3284	if ($CFG{safe_eval}) {
2769	sub_generation_inc;	3285	sub_generation_inc;
		3286	local @safe::cf::_safe_eval_args = values %vars;
2770	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3287	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2771	sub_generation_inc;	3288	sub_generation_inc;
		3289	} else {
		3290	local @cf::_safe_eval_args = values %vars;
		3291	@res = wantarray ? eval eval : scalar eval $eval;
		3292	}
2772		3293
2773	if ($@) {	3294	if ($@) {
2774	warn "$@";	3295	warn "$@";
2775	warn "while executing safe code '$code'\n";	3296	warn "while executing safe code '$code'\n";
2776	warn "with arguments " . (join " ", %vars) . "\n";	3297	warn "with arguments " . (join " ", %vars) . "\n";
…		…
2795	=cut	3316	=cut
2796		3317
2797	sub register_script_function {	3318	sub register_script_function {
2798	my ($fun, $cb) = @_;	3319	my ($fun, $cb) = @_;
2799		3320
2800	no strict 'refs';	3321	$fun = "safe::$fun" if $CFG{safe_eval};
2801	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3322	*$fun = $safe_hole->wrap ($cb);
2802	}	3323	}
2803		3324
2804	=back	3325	=back
2805		3326
2806	=cut	3327	=cut
…		…
2808	#############################################################################	3329	#############################################################################
2809	# the server's init and main functions	3330	# the server's init and main functions
2810		3331
2811	sub load_facedata($) {	3332	sub load_facedata($) {
2812	my ($path) = @_;	3333	my ($path) = @_;
		3334
		3335	# HACK to clear player env face cache, we need some signal framework
		3336	# for this (global event?)
		3337	%ext::player_env::MUSIC_FACE_CACHE = ();
		3338
		3339	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2813		3340
2814	warn "loading facedata from $path\n";	3341	warn "loading facedata from $path\n";
2815		3342
2816	my $facedata;	3343	my $facedata;
2817	0 < aio_load $path, $facedata	3344	0 < aio_load $path, $facedata
…		…
2820	$facedata = Coro::Storable::thaw $facedata;	3347	$facedata = Coro::Storable::thaw $facedata;
2821		3348
2822	$facedata->{version} == 2	3349	$facedata->{version} == 2
2823	or cf::cleanup "$path: version mismatch, cannot proceed.";	3350	or cf::cleanup "$path: version mismatch, cannot proceed.";
2824		3351
		3352	# patch in the exptable
		3353	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
		3354	$facedata->{resource}{"res/exp_table"} = {
		3355	type => FT_RSRC,
		3356	data => $exp_table,
		3357	hash => (Digest::MD5::md5 $exp_table),
		3358	};
		3359	cf::cede_to_tick;
		3360
2825	{	3361	{
2826	my $faces = $facedata->{faceinfo};	3362	my $faces = $facedata->{faceinfo};
2827		3363
2828	while (my ($face, $info) = each %$faces) {	3364	while (my ($face, $info) = each %$faces) {
2829	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3365	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3366
2830	cf::face::set_visibility $idx, $info->{visibility};	3367	cf::face::set_visibility $idx, $info->{visibility};
2831	cf::face::set_magicmap $idx, $info->{magicmap};	3368	cf::face::set_magicmap $idx, $info->{magicmap};
2832	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3369	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2833	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3370	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
2834		3371
2835	cf::cede_to_tick;	3372	cf::cede_to_tick;
2836	}	3373	}
2837		3374
2838	while (my ($face, $info) = each %$faces) {	3375	while (my ($face, $info) = each %$faces) {
2839	next unless $info->{smooth};	3376	next unless $info->{smooth};
		3377
2840	my $idx = cf::face::find $face	3378	my $idx = cf::face::find $face
2841	or next;	3379	or next;
		3380
2842	if (my $smooth = cf::face::find $info->{smooth}) {	3381	if (my $smooth = cf::face::find $info->{smooth}) {
2843	cf::face::set_smooth $idx, $smooth;	3382	cf::face::set_smooth $idx, $smooth;
2844	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3383	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2845	} else {	3384	} else {
2846	warn "smooth face '$info->{smooth}' not found for face '$face'";	3385	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
2860		3399
2861	cf::anim::invalidate_all; # d'oh	3400	cf::anim::invalidate_all; # d'oh
2862	}	3401	}
2863		3402
2864	{	3403	{
2865	# TODO: for gcfclient pleasure, we should give resources
2866	# that gcfclient doesn't grok a >10000 face index.
2867	my $res = $facedata->{resource};	3404	my $res = $facedata->{resource};
2868	my $enc = JSON::XS->new->utf8->canonical;
2869
2870	my $soundconf = delete $res->{"res/sound.conf"};
2871		3405
2872	while (my ($name, $info) = each %$res) {	3406	while (my ($name, $info) = each %$res) {
2873	my $meta = $enc->encode ({	3407	if (defined $info->{type}) {
2874	name => $name,
2875	%{ $info->{meta} || {} },
2876	});
2877
2878	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3408	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2879		3409
2880	if ($info->{type} & 1) {
2881	# prepend meta info
2882
2883	my $data = pack "(w/a*)*", $meta, $info->{data};
2884	my $chk = Digest::MD5::md5 "$info->{chksum},$meta"; # mangle data checksum and metadata
2885
2886	cf::face::set_data $idx, 0, $data, $chk;	3410	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
		3411	cf::face::set_type $idx, $info->{type};
2887	} else {	3412	} else {
2888	cf::face::set_data $idx, 0, $info->{data}, $info->{chksum};	3413	$RESOURCE{$name} = $info;
2889	}	3414	}
2890		3415
2891	cf::face::set_type $idx, $info->{type};
2892
2893	cf::cede_to_tick;	3416	cf::cede_to_tick;
2894	}	3417	}
2895
2896	if ($soundconf) {
2897	$soundconf = $enc->decode (delete $soundconf->{data});
2898
2899	for (0 .. SOUND_CAST_SPELL_0 - 1) {
2900	my $sound = $soundconf->{compat}[$_]
2901	or next;
2902
2903	my $face = cf::face::find "sound/$sound->[1]";
2904	cf::sound::set $sound->[0] => $face;
2905	cf::sound::old_sound_index $_, $face; # gcfclient-compat
2906	}
2907
2908	while (my ($k, $v) = each %{$soundconf->{event}}) {
2909	my $face = cf::face::find "sound/$v";
2910	cf::sound::set $k => $face;
2911	}
2912	}
2913	}	3418	}
		3419
		3420	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
2914		3421
2915	1	3422	1
2916	}	3423	}
		3424
		3425	cf::global->attach (on_resource_update => sub {
		3426	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3427	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3428
		3429	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3430	my $sound = $soundconf->{compat}[$_]
		3431	or next;
		3432
		3433	my $face = cf::face::find "sound/$sound->[1]";
		3434	cf::sound::set $sound->[0] => $face;
		3435	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3436	}
		3437
		3438	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3439	my $face = cf::face::find "sound/$v";
		3440	cf::sound::set $k => $face;
		3441	}
		3442	}
		3443	});
2917		3444
2918	register_exticmd fx_want => sub {	3445	register_exticmd fx_want => sub {
2919	my ($ns, $want) = @_;	3446	my ($ns, $want) = @_;
2920		3447
2921	while (my ($k, $v) = each %$want) {	3448	while (my ($k, $v) = each %$want) {
2922	$ns->fx_want ($k, $v);	3449	$ns->fx_want ($k, $v);
2923	}	3450	}
2924	};	3451	};
2925		3452
		3453	sub load_resource_file($) {
		3454	my $guard = lock_acquire "load_resource_file";
		3455
		3456	my $status = load_resource_file_ $_[0];
		3457	get_slot 0.1, 100;
		3458	cf::arch::commit_load;
		3459
		3460	$status
		3461	}
		3462
2926	sub reload_regions {	3463	sub reload_regions {
		3464	# HACK to clear player env face cache, we need some signal framework
		3465	# for this (global event?)
		3466	%ext::player_env::MUSIC_FACE_CACHE = ();
		3467
2927	load_resource_file "$MAPDIR/regions"	3468	load_resource_file "$MAPDIR/regions"
2928	or die "unable to load regions file\n";	3469	or die "unable to load regions file\n";
2929		3470
2930	for (cf::region::list) {	3471	for (cf::region::list) {
2931	$_->{match} = qr/$_->{match}/	3472	$_->{match} = qr/$_->{match}/
…		…
2939	}	3480	}
2940		3481
2941	sub reload_archetypes {	3482	sub reload_archetypes {
2942	load_resource_file "$DATADIR/archetypes"	3483	load_resource_file "$DATADIR/archetypes"
2943	or die "unable to load archetypes\n";	3484	or die "unable to load archetypes\n";
2944	#d# NEED to laod twice to resolve forward references
2945	# this really needs to be done in an extra post-pass
2946	# (which needs to be synchronous, so solve it differently)
2947	load_resource_file "$DATADIR/archetypes"
2948	or die "unable to load archetypes\n";
2949	}	3485	}
2950		3486
2951	sub reload_treasures {	3487	sub reload_treasures {
2952	load_resource_file "$DATADIR/treasures"	3488	load_resource_file "$DATADIR/treasures"
2953	or die "unable to load treasurelists\n";	3489	or die "unable to load treasurelists\n";
2954	}	3490	}
2955		3491
2956	sub reload_resources {	3492	sub reload_resources {
2957	warn "reloading resource files...\n";	3493	warn "reloading resource files...\n";
2958		3494
		3495	reload_facedata;
		3496	reload_archetypes;
2959	reload_regions;	3497	reload_regions;
2960	reload_facedata;
2961	#reload_archetypes;#d#
2962	reload_archetypes;
2963	reload_treasures;	3498	reload_treasures;
2964		3499
2965	warn "finished reloading resource files\n";	3500	warn "finished reloading resource files\n";
2966	}	3501	}
2967		3502
2968	sub init {	3503	sub reload_config {
2969	reload_resources;	3504	warn "reloading config file...\n";
2970	}
2971		3505
2972	sub cfg_load {
2973	open my $fh, "<:utf8", "$CONFDIR/config"	3506	open my $fh, "<:utf8", "$CONFDIR/config"
2974	or return;	3507	or return;
2975		3508
2976	local $/;	3509	local $/;
2977	*CFG = YAML::Syck::Load <$fh>;	3510	*CFG = YAML::XS::Load scalar <$fh>;
2978		3511
2979	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3512	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
2980		3513
2981	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3514	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2982	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3515	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
2986	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3519	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
2987	and die "WARNING: m(un)lockall failed: $!\n";	3520	and die "WARNING: m(un)lockall failed: $!\n";
2988	};	3521	};
2989	warn $@ if $@;	3522	warn $@ if $@;
2990	}	3523	}
		3524
		3525	warn "finished reloading resource files\n";
		3526	}
		3527
		3528	sub pidfile() {
		3529	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3530	or die "$PIDFILE: $!";
		3531	flock $fh, &Fcntl::LOCK_EX
		3532	or die "$PIDFILE: flock: $!";
		3533	$fh
		3534	}
		3535
		3536	# make sure only one server instance is running at any one time
		3537	sub atomic {
		3538	my $fh = pidfile;
		3539
		3540	my $pid = <$fh>;
		3541	kill 9, $pid if $pid > 0;
		3542
		3543	seek $fh, 0, 0;
		3544	print $fh $$;
		3545	}
		3546
		3547	sub main_loop {
		3548	warn "EV::loop starting\n";
		3549	if (1) {
		3550	EV::loop;
		3551	}
		3552	warn "EV::loop returned\n";
		3553	goto &main_loop unless $REALLY_UNLOOP;
2991	}	3554	}
2992		3555
2993	sub main {	3556	sub main {
		3557	cf::init_globals; # initialise logging
		3558
		3559	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3560	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3561	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3562	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3563
		3564	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3565
2994	# we must not ever block the main coroutine	3566	# we must not ever block the main coroutine
2995	local $Coro::idle = sub {	3567	local $Coro::idle = sub {
2996	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3568	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2997	(async {	3569	(async {
2998	Event::one_event;	3570	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3571	EV::loop EV::LOOP_ONESHOT;
2999	})->prio (Coro::PRIO_MAX);	3572	})->prio (Coro::PRIO_MAX);
3000	};	3573	};
3001		3574
3002	cfg_load;	3575	evthread_start IO::AIO::poll_fileno;
		3576
		3577	cf::sync_job {
		3578	cf::init_experience;
		3579	cf::init_anim;
		3580	cf::init_attackmess;
		3581	cf::init_dynamic;
		3582
		3583	cf::load_settings;
		3584	cf::load_materials;
		3585
		3586	reload_resources;
		3587	reload_config;
3003	db_init;	3588	db_init;
		3589
		3590	cf::init_uuid;
		3591	cf::init_signals;
		3592	cf::init_skills;
		3593
		3594	cf::init_beforeplay;
		3595
		3596	atomic;
		3597
3004	load_extensions;	3598	load_extensions;
3005		3599
3006	$TICK_WATCHER->start;	3600	utime time, time, $RUNTIMEFILE;
3007	Event::loop;	3601
		3602	# no (long-running) fork's whatsoever before this point(!)
		3603	use POSIX ();
		3604	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3605
		3606	(pop @POST_INIT)->(0) while @POST_INIT;
		3607	};
		3608
		3609	cf::object::thawer::errors_are_fatal 0;
		3610	warn "parse errors in files are no longer fatal from this point on.\n";
		3611
		3612	main_loop;
3008	}	3613	}
3009		3614
3010	#############################################################################	3615	#############################################################################
3011	# initialisation and cleanup	3616	# initialisation and cleanup
3012		3617
3013	# install some emergency cleanup handlers	3618	# install some emergency cleanup handlers
3014	BEGIN {	3619	BEGIN {
		3620	our %SIGWATCHER = ();
3015	for my $signal (qw(INT HUP TERM)) {	3621	for my $signal (qw(INT HUP TERM)) {
3016	Event->signal (	3622	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3017	reentrant => 0,
3018	data => WF_AUTOCANCEL,
3019	signal => $signal,
3020	prio => 0,
3021	cb => sub {
3022	cf::cleanup "SIG$signal";	3623	cf::cleanup "SIG$signal";
3023	},
3024	);	3624	};
3025	}	3625	}
3026	}	3626	}
3027		3627
3028	sub write_runtime {	3628	sub write_runtime_sync {
3029	my $runtime = "$LOCALDIR/runtime";	3629	my $t0 = AE::time;
3030		3630
3031	# first touch the runtime file to show we are still running:	3631	# first touch the runtime file to show we are still running:
3032	# the fsync below can take a very very long time.	3632	# the fsync below can take a very very long time.
3033		3633
3034	IO::AIO::aio_utime $runtime, undef, undef;	3634	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3035		3635
3036	my $guard = cf::lock_acquire "write_runtime";	3636	my $guard = cf::lock_acquire "write_runtime";
3037		3637
3038	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3638	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3039	or return;	3639	or return;
3040		3640
3041	my $value = $cf::RUNTIME + 90 + 10;	3641	my $value = $cf::RUNTIME + 90 + 10;
3042	# 10 is the runtime save interval, for a monotonic clock	3642	# 10 is the runtime save interval, for a monotonic clock
3043	# 60 allows for the watchdog to kill the server.	3643	# 60 allows for the watchdog to kill the server.
…		…
3053	aio_utime $fh, undef, undef;	3653	aio_utime $fh, undef, undef;
3054		3654
3055	close $fh	3655	close $fh
3056	or return;	3656	or return;
3057		3657
3058	aio_rename "$runtime~", $runtime	3658	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3059	and return;	3659	and return;
3060		3660
3061	warn "runtime file written.\n";	3661	warn sprintf "runtime file written (%gs).\n", AE::time - $t0;
3062		3662
3063	1	3663	1
		3664	}
		3665
		3666	our $uuid_lock;
		3667	our $uuid_skip;
		3668
		3669	sub write_uuid_sync($) {
		3670	$uuid_skip ||= $_[0];
		3671
		3672	return if $uuid_lock;
		3673	local $uuid_lock = 1;
		3674
		3675	my $uuid = "$LOCALDIR/uuid";
		3676
		3677	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3678	or return;
		3679
		3680	my $value = uuid_seq uuid_cur;
		3681
		3682	unless ($value) {
		3683	warn "cowardly refusing to write zero uuid value!\n";
		3684	return;
		3685	}
		3686
		3687	my $value = uuid_str $value + $uuid_skip;
		3688	$uuid_skip = 0;
		3689
		3690	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3691	and return;
		3692
		3693	# always fsync - this file is important
		3694	aio_fsync $fh
		3695	and return;
		3696
		3697	close $fh
		3698	or return;
		3699
		3700	aio_rename "$uuid~", $uuid
		3701	and return;
		3702
		3703	warn "uuid file written ($value).\n";
		3704
		3705	1
		3706
		3707	}
		3708
		3709	sub write_uuid($$) {
		3710	my ($skip, $sync) = @_;
		3711
		3712	$sync ? write_uuid_sync $skip
		3713	: async { write_uuid_sync $skip };
3064	}	3714	}
3065		3715
3066	sub emergency_save() {	3716	sub emergency_save() {
3067	my $freeze_guard = cf::freeze_mainloop;	3717	my $freeze_guard = cf::freeze_mainloop;
3068		3718
3069	warn "enter emergency perl save\n";	3719	warn "emergency_perl_save: enter\n";
3070		3720
3071	cf::sync_job {	3721	cf::sync_job {
		3722	# this is a trade-off: we want to be very quick here, so
		3723	# save all maps without fsync, and later call a global sync
		3724	# (which in turn might be very very slow)
		3725	local $USE_FSYNC = 0;
		3726
3072	# use a peculiar iteration method to avoid tripping on perl	3727	# use a peculiar iteration method to avoid tripping on perl
3073	# refcount bugs in for. also avoids problems with players	3728	# refcount bugs in for. also avoids problems with players
3074	# and maps saved/destroyed asynchronously.	3729	# and maps saved/destroyed asynchronously.
3075	warn "begin emergency player save\n";	3730	warn "emergency_perl_save: begin player save\n";
3076	for my $login (keys %cf::PLAYER) {	3731	for my $login (keys %cf::PLAYER) {
3077	my $pl = $cf::PLAYER{$login} or next;	3732	my $pl = $cf::PLAYER{$login} or next;
3078	$pl->valid or next;	3733	$pl->valid or next;
		3734	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3079	$pl->save;	3735	$pl->save;
3080	}	3736	}
3081	warn "end emergency player save\n";	3737	warn "emergency_perl_save: end player save\n";
3082		3738
3083	warn "begin emergency map save\n";	3739	warn "emergency_perl_save: begin map save\n";
3084	for my $path (keys %cf::MAP) {	3740	for my $path (keys %cf::MAP) {
3085	my $map = $cf::MAP{$path} or next;	3741	my $map = $cf::MAP{$path} or next;
3086	$map->valid or next;	3742	$map->valid or next;
3087	$map->save;	3743	$map->save;
3088	}	3744	}
3089	warn "end emergency map save\n";	3745	warn "emergency_perl_save: end map save\n";
3090		3746
3091	warn "begin emergency database checkpoint\n";	3747	warn "emergency_perl_save: begin database checkpoint\n";
3092	BDB::db_env_txn_checkpoint $DB_ENV;	3748	BDB::db_env_txn_checkpoint $DB_ENV;
3093	warn "end emergency database checkpoint\n";	3749	warn "emergency_perl_save: end database checkpoint\n";
		3750
		3751	warn "emergency_perl_save: begin write uuid\n";
		3752	write_uuid_sync 1;
		3753	warn "emergency_perl_save: end write uuid\n";
3094	};	3754	};
3095		3755
		3756	warn "emergency_perl_save: starting sync()\n";
		3757	IO::AIO::aio_sync sub {
		3758	warn "emergency_perl_save: finished sync()\n";
		3759	};
		3760
3096	warn "leave emergency perl save\n";	3761	warn "emergency_perl_save: leave\n";
3097	}	3762	}
3098		3763
3099	sub post_cleanup {	3764	sub post_cleanup {
3100	my ($make_core) = @_;	3765	my ($make_core) = @_;
3101		3766
3102	warn Carp::longmess "post_cleanup backtrace"	3767	warn Carp::longmess "post_cleanup backtrace"
3103	if $make_core;	3768	if $make_core;
		3769
		3770	my $fh = pidfile;
		3771	unlink $PIDFILE if <$fh> == $$;
		3772	}
		3773
		3774	# a safer delete_package, copied from Symbol
		3775	sub clear_package($) {
		3776	my $pkg = shift;
		3777
		3778	# expand to full symbol table name if needed
		3779	unless ($pkg =~ /^main::.*::$/) {
		3780	$pkg = "main$pkg" if $pkg =~ /^::/;
		3781	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3782	$pkg .= '::' unless $pkg =~ /::$/;
		3783	}
		3784
		3785	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3786	my $stem_symtab = *{$stem}{HASH};
		3787
		3788	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3789	or return;
		3790
		3791	# clear all symbols
		3792	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3793	for my $name (keys %$leaf_symtab) {
		3794	_gv_clear *{"$pkg$name"};
		3795	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3796	}
3104	}	3797	}
3105		3798
3106	sub do_reload_perl() {	3799	sub do_reload_perl() {
3107	# can/must only be called in main	3800	# can/must only be called in main
3108	if ($Coro::current != $Coro::main) {	3801	if (in_main) {
3109	warn "can only reload from main coroutine";	3802	warn "can only reload from main coroutine";
3110	return;	3803	return;
3111	}	3804	}
3112		3805
		3806	return if $RELOAD++;
		3807
		3808	my $t1 = AE::time;
		3809
		3810	while ($RELOAD) {
3113	warn "reloading...";	3811	warn "reloading...";
3114		3812
3115	warn "entering sync_job";	3813	warn "entering sync_job";
3116		3814
3117	cf::sync_job {	3815	cf::sync_job {
3118	cf::write_runtime; # external watchdog should not bark	3816	cf::write_runtime_sync; # external watchdog should not bark
3119	cf::emergency_save;	3817	cf::emergency_save;
3120	cf::write_runtime; # external watchdog should not bark	3818	cf::write_runtime_sync; # external watchdog should not bark
3121		3819
3122	warn "syncing database to disk";	3820	warn "syncing database to disk";
3123	BDB::db_env_txn_checkpoint $DB_ENV;	3821	BDB::db_env_txn_checkpoint $DB_ENV;
3124		3822
3125	# if anything goes wrong in here, we should simply crash as we already saved	3823	# if anything goes wrong in here, we should simply crash as we already saved
3126		3824
3127	warn "cancelling all WF_AUTOCANCEL watchers";
3128	for (Event::all_watchers) {
3129	$_->cancel if $_->data & WF_AUTOCANCEL;
3130	}
3131
3132	warn "flushing outstanding aio requests";	3825	warn "flushing outstanding aio requests";
3133	for (;;) {
3134	BDB::flush;
3135	IO::AIO::flush;
3136	Coro::cede;
3137	last unless IO::AIO::nreqs || BDB::nreqs;	3826	while (IO::AIO::nreqs || BDB::nreqs) {
3138	warn "iterate...";	3827	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3139	}
3140
3141	++$RELOAD;
3142
3143	warn "cancelling all extension coros";
3144	$_->cancel for values %EXT_CORO;
3145	%EXT_CORO = ();
3146
3147	warn "removing commands";
3148	%COMMAND = ();
3149
3150	warn "removing ext/exti commands";
3151	%EXTCMD = ();
3152	%EXTICMD = ();
3153
3154	warn "unloading/nuking all extensions";
3155	for my $pkg (@EXTS) {
3156	warn "... unloading $pkg";
3157
3158	if (my $cb = $pkg->can ("unload")) {
3159	eval {
3160	$cb->($pkg);
3161	1
3162	} or warn "$pkg unloaded, but with errors: $@";
3163	}	3828	}
3164		3829
3165	warn "... nuking $pkg";	3830	warn "cancelling all extension coros";
3166	Symbol::delete_package $pkg;	3831	$_->cancel for values %EXT_CORO;
3167	}	3832	%EXT_CORO = ();
3168		3833
3169	warn "unloading all perl modules loaded from $LIBDIR";	3834	warn "removing commands";
3170	while (my ($k, $v) = each %INC) {	3835	%COMMAND = ();
3171	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3172		3836
		3837	warn "removing ext/exti commands";
		3838	%EXTCMD = ();
		3839	%EXTICMD = ();
		3840
		3841	warn "unloading/nuking all extensions";
		3842	for my $pkg (@EXTS) {
3173	warn "... unloading $k";	3843	warn "... unloading $pkg";
3174	delete $INC{$k};
3175		3844
3176	$k =~ s/\.pm$//;
3177	$k =~ s/\//::/g;
3178
3179	if (my $cb = $k->can ("unload_module")) {	3845	if (my $cb = $pkg->can ("unload")) {
		3846	eval {
3180	$cb->();	3847	$cb->($pkg);
		3848	1
		3849	} or warn "$pkg unloaded, but with errors: $@";
		3850	}
		3851
		3852	warn "... clearing $pkg";
		3853	clear_package $pkg;
3181	}	3854	}
3182		3855
3183	Symbol::delete_package $k;	3856	warn "unloading all perl modules loaded from $LIBDIR";
		3857	while (my ($k, $v) = each %INC) {
		3858	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3859
		3860	warn "... unloading $k";
		3861	delete $INC{$k};
		3862
		3863	$k =~ s/\.pm$//;
		3864	$k =~ s/\//::/g;
		3865
		3866	if (my $cb = $k->can ("unload_module")) {
		3867	$cb->();
		3868	}
		3869
		3870	clear_package $k;
3184	}	3871	}
3185		3872
3186	warn "getting rid of safe::, as good as possible";	3873	warn "getting rid of safe::, as good as possible";
3187	Symbol::delete_package "safe::$_"	3874	clear_package "safe::$_"
3188	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3875	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3189		3876
3190	warn "unloading cf.pm \"a bit\"";	3877	warn "unloading cf.pm \"a bit\"";
3191	delete $INC{"cf.pm"};	3878	delete $INC{"cf.pm"};
3192	delete $INC{"cf/pod.pm"};	3879	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3193		3880
3194	# don't, removes xs symbols, too,	3881	# don't, removes xs symbols, too,
3195	# and global variables created in xs	3882	# and global variables created in xs
3196	#Symbol::delete_package __PACKAGE__;	3883	#clear_package __PACKAGE__;
3197		3884
3198	warn "unload completed, starting to reload now";	3885	warn "unload completed, starting to reload now";
3199		3886
3200	warn "reloading cf.pm";	3887	warn "reloading cf.pm";
3201	require cf;	3888	require cf;
3202	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3889	cf::_connect_to_perl_1;
3203		3890
3204	warn "loading config and database again";	3891	warn "loading config and database again";
3205	cf::cfg_load;	3892	cf::reload_config;
3206		3893
3207	warn "loading extensions";	3894	warn "loading extensions";
3208	cf::load_extensions;	3895	cf::load_extensions;
3209		3896
		3897	if ($REATTACH_ON_RELOAD) {
3210	warn "reattaching attachments to objects/players";	3898	warn "reattaching attachments to objects/players";
3211	_global_reattach; # objects, sockets	3899	_global_reattach; # objects, sockets
3212	warn "reattaching attachments to maps";	3900	warn "reattaching attachments to maps";
3213	reattach $_ for values %MAP;	3901	reattach $_ for values %MAP;
3214	warn "reattaching attachments to players";	3902	warn "reattaching attachments to players";
3215	reattach $_ for values %PLAYER;	3903	reattach $_ for values %PLAYER;
		3904	}
3216		3905
		3906	warn "running post_init jobs";
		3907	(pop @POST_INIT)->(1) while @POST_INIT;
		3908
3217	warn "leaving sync_job";	3909	warn "leaving sync_job";
3218		3910
3219	1	3911	1
3220	} or do {	3912	} or do {
3221	warn $@;	3913	warn $@;
3222	warn "error while reloading, exiting.";	3914	cf::cleanup "error while reloading, exiting.";
3223	exit 1;
3224	};	3915	};
3225		3916
3226	warn "reloaded";	3917	warn "reloaded";
		3918	--$RELOAD;
		3919	}
		3920
		3921	$t1 = AE::time - $t1;
		3922	warn "reload completed in ${t1}s\n";
3227	};	3923	};
3228		3924
3229	our $RELOAD_WATCHER; # used only during reload	3925	our $RELOAD_WATCHER; # used only during reload
3230		3926
3231	sub reload_perl() {	3927	sub reload_perl() {
3232	# doing reload synchronously and two reloads happen back-to-back,	3928	# doing reload synchronously and two reloads happen back-to-back,
3233	# coro crashes during coro_state_free->destroy here.	3929	# coro crashes during coro_state_free->destroy here.
3234		3930
3235	$RELOAD_WATCHER ||= Event->timer (	3931	$RELOAD_WATCHER ||= cf::async {
3236	reentrant => 0,	3932	Coro::AIO::aio_wait cache_extensions;
3237	after => 0,	3933
3238	data => WF_AUTOCANCEL,	3934	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3239	cb => sub {
3240	do_reload_perl;	3935	do_reload_perl;
3241	undef $RELOAD_WATCHER;	3936	undef $RELOAD_WATCHER;
3242	},	3937	};
3243	);	3938	};
3244	}	3939	}
3245		3940
3246	register_command "reload" => sub {	3941	register_command "reload" => sub {
3247	my ($who, $arg) = @_;	3942	my ($who, $arg) = @_;
3248		3943
3249	if ($who->flag (FLAG_WIZ)) {	3944	if ($who->flag (FLAG_WIZ)) {
3250	$who->message ("reloading server.");	3945	$who->message ("reloading server.");
		3946	async {
		3947	$Coro::current->{desc} = "perl_reload";
3251	async { reload_perl };	3948	reload_perl;
		3949	};
3252	}	3950	}
3253	};	3951	};
3254		3952
3255	unshift @INC, $LIBDIR;	3953	unshift @INC, $LIBDIR;
3256		3954
…		…
3258		3956
3259	our @WAIT_FOR_TICK;	3957	our @WAIT_FOR_TICK;
3260	our @WAIT_FOR_TICK_BEGIN;	3958	our @WAIT_FOR_TICK_BEGIN;
3261		3959
3262	sub wait_for_tick {	3960	sub wait_for_tick {
3263	return unless $TICK_WATCHER->is_active;
3264	return if $Coro::current == $Coro::main;	3961	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3265		3962
3266	my $signal = new Coro::Signal;	3963	my $signal = new Coro::Signal;
3267	push @WAIT_FOR_TICK, $signal;	3964	push @WAIT_FOR_TICK, $signal;
3268	$signal->wait;	3965	$signal->wait;
3269	}	3966	}
3270		3967
3271	sub wait_for_tick_begin {	3968	sub wait_for_tick_begin {
3272	return unless $TICK_WATCHER->is_active;
3273	return if $Coro::current == $Coro::main;	3969	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3274		3970
3275	my $signal = new Coro::Signal;	3971	my $signal = new Coro::Signal;
3276	push @WAIT_FOR_TICK_BEGIN, $signal;	3972	push @WAIT_FOR_TICK_BEGIN, $signal;
3277	$signal->wait;	3973	$signal->wait;
3278	}	3974	}
3279		3975
3280	my $min = 1e6;#d#	3976	sub tick {
3281	my $avg = 10;
3282	$TICK_WATCHER = Event->timer (
3283	reentrant => 0,
3284	parked => 1,
3285	prio => 0,
3286	at => $NEXT_TICK || $TICK,
3287	data => WF_AUTOCANCEL,
3288	cb => sub {
3289	if ($Coro::current != $Coro::main) {	3977	if ($Coro::current != $Coro::main) {
3290	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3978	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3291	unless ++$bug_warning > 10;	3979	unless ++$bug_warning > 10;
3292	return;	3980	return;
3293	}	3981	}
3294		3982
3295	$NOW = $tick_start = Event::time;
3296
3297	cf::server_tick; # one server iteration	3983	cf::server_tick; # one server iteration
3298		3984
3299	0 && sync_job {#d#	3985	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3300	for(1..10) {
3301	my $t = Event::time;
3302	my $map = my $map = new_from_path cf::map "/tmp/x.map"
3303	or die;
3304		3986
3305	$map->width (50);	3987	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3306	$map->height (50);	3988	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3307	$map->alloc;	3989	Coro::async_pool {
3308	$map->_load_objects ("/tmp/x.map", 1);	3990	$Coro::current->{desc} = "runtime saver";
3309	my $t = Event::time - $t;	3991	write_runtime_sync
3310		3992	or warn "ERROR: unable to write runtime file: $!";
3311	#next unless $t < 0.0013;#d#
3312	if ($t < $min) {
3313	$min = $t;
3314	}
3315	$avg = $avg * 0.99 + $t * 0.01;
3316	}
3317	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3318	exit 0;
3319	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3320	};	3993	};
		3994	}
3321		3995
3322	$RUNTIME += $TICK;
3323	$NEXT_TICK += $TICK;
3324
3325	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3326	$NEXT_RUNTIME_WRITE = $NOW + 10;
3327	Coro::async_pool {
3328	write_runtime
3329	or warn "ERROR: unable to write runtime file: $!";
3330	};
3331	}
3332
3333	# my $AFTER = Event::time;
3334	# warn $AFTER - $NOW;#d#
3335
3336	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3996	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3337	$sig->send;	3997	$sig->send;
3338	}	3998	}
3339	while (my $sig = shift @WAIT_FOR_TICK) {	3999	while (my $sig = shift @WAIT_FOR_TICK) {
3340	$sig->send;	4000	$sig->send;
3341	}	4001	}
3342		4002
3343	$NOW = Event::time;	4003	$LOAD = ($NOW - $TICK_START) / $TICK;
3344
3345	# if we are delayed by four ticks or more, skip them all
3346	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3347
3348	$TICK_WATCHER->at ($NEXT_TICK);
3349	$TICK_WATCHER->start;
3350
3351	$LOAD = ($NOW - $tick_start) / $TICK;
3352	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4004	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3353		4005
3354	_post_tick;	4006	if (0) {
3355		4007	if ($NEXT_TICK) {
3356		4008	my $jitter = $TICK_START - $NEXT_TICK;
		4009	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4010	warn "jitter $JITTER\n";#d#
		4011	}
3357	},	4012	}
3358	);	4013	}
3359		4014
3360	{	4015	{
3361	BDB::max_poll_time $TICK * 0.1;	4016	# configure BDB
3362	$BDB_POLL_WATCHER = Event->io (	4017
3363	reentrant => 0,
3364	fd => BDB::poll_fileno,
3365	poll => 'r',
3366	prio => 0,
3367	data => WF_AUTOCANCEL,
3368	cb => \&BDB::poll_cb,
3369	);
3370	BDB::min_parallel 8;	4018	BDB::min_parallel 16;
3371		4019	BDB::max_poll_reqs $TICK * 0.1;
3372	BDB::set_sync_prepare {	4020	$AnyEvent::BDB::WATCHER->priority (1);
3373	my $status;
3374	my $current = $Coro::current;
3375	(
3376	sub {
3377	$status = $!;
3378	$current->ready; undef $current;
3379	},
3380	sub {
3381	Coro::schedule while defined $current;
3382	$! = $status;
3383	},
3384	)
3385	};
3386		4021
3387	unless ($DB_ENV) {	4022	unless ($DB_ENV) {
3388	$DB_ENV = BDB::db_env_create;	4023	$DB_ENV = BDB::db_env_create;
		4024	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		4025	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4026	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		4027	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		4028	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3389		4029
3390	cf::sync_job {	4030	cf::sync_job {
3391	eval {	4031	eval {
3392	BDB::db_env_open	4032	BDB::db_env_open
3393	$DB_ENV,	4033	$DB_ENV,
…		…
3395	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4035	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3396	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4036	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3397	0666;	4037	0666;
3398		4038
3399	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4039	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3400
3401	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3402	$DB_ENV->set_lk_detect;
3403	};	4040	};
3404		4041
3405	cf::cleanup "db_env_open(db): $@" if $@;	4042	cf::cleanup "db_env_open(db): $@" if $@;
3406	};	4043	};
3407	}	4044	}
		4045
		4046	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		4047	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		4048	};
		4049	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		4050	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		4051	};
		4052	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		4053	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		4054	};
3408	}	4055	}
3409		4056
3410	{	4057	{
		4058	# configure IO::AIO
		4059
3411	IO::AIO::min_parallel 8;	4060	IO::AIO::min_parallel 8;
3412
3413	undef $Coro::AIO::WATCHER;
3414	IO::AIO::max_poll_time $TICK * 0.1;	4061	IO::AIO::max_poll_time $TICK * 0.1;
3415	$AIO_POLL_WATCHER = Event->io (	4062	undef $AnyEvent::AIO::WATCHER;
3416	reentrant => 0,
3417	data => WF_AUTOCANCEL,
3418	fd => IO::AIO::poll_fileno,
3419	poll => 'r',
3420	prio => 6,
3421	cb => \&IO::AIO::poll_cb,
3422	);
3423	}	4063	}
3424		4064
3425	my $_log_backtrace;	4065	my $_log_backtrace;
3426		4066
3427	sub _log_backtrace {	4067	sub _log_backtrace {
…		…
3430	$msg =~ s/\n//;	4070	$msg =~ s/\n//;
3431		4071
3432	# limit the # of concurrent backtraces	4072	# limit the # of concurrent backtraces
3433	if ($_log_backtrace < 2) {	4073	if ($_log_backtrace < 2) {
3434	++$_log_backtrace;	4074	++$_log_backtrace;
		4075	my $perl_bt = Carp::longmess $msg;
3435	async {	4076	async {
		4077	$Coro::current->{desc} = "abt $msg";
		4078
3436	my @bt = fork_call {	4079	my @bt = fork_call {
3437	@addr = map { sprintf "%x", $_ } @addr;	4080	@addr = map { sprintf "%x", $_ } @addr;
3438	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4081	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3439	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4082	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3440	or die "addr2line: $!";	4083	or die "addr2line: $!";
…		…
3448	}	4091	}
3449		4092
3450	@funcs	4093	@funcs
3451	};	4094	};
3452		4095
3453	LOG llevInfo, "[ABT] $msg\n";	4096	LOG llevInfo, "[ABT] $perl_bt\n";
		4097	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3454	LOG llevInfo, "[ABT] $_\n" for @bt;	4098	LOG llevInfo, "[ABT] $_\n" for @bt;
3455	--$_log_backtrace;	4099	--$_log_backtrace;
3456	};	4100	};
3457	} else {	4101	} else {
3458	LOG llevInfo, "[ABT] $msg\n";	4102	LOG llevInfo, "[ABT] $msg\n";
3459	LOG llevInfo, "[ABT] [suppressed]\n";	4103	LOG llevInfo, "[ABT] [suppressed]\n";
3460	}	4104	}
3461	}	4105	}
3462		4106
3463	# load additional modules	4107	# load additional modules
3464	use cf::pod;	4108	require "cf/$_.pm" for @EXTRA_MODULES;
		4109	cf::_connect_to_perl_2;
3465		4110
3466	END { cf::emergency_save }	4111	END { cf::emergency_save }
3467		4112
3468	1	4113	1
3469		4114

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