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Revision 1.450 by root, Mon Sep 22 01:33:09 2008 UTC vs.
Revision 1.572 by root, Sun May 8 11:44:43 2011 UTC

1	#	1	#
2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.	2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
3	#	3	#
4	# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team	4	# Copyright (©) 2006,2007,2008,2009,2010,2011 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
5	#	5	#
6	# Deliantra is free software: you can redistribute it and/or modify	6	# Deliantra is free software: you can redistribute it and/or modify it under
7	# it under the terms of the GNU General Public License as published by	7	# the terms of the Affero GNU General Public License as published by the
8	# the Free Software Foundation, either version 3 of the License, or	8	# Free Software Foundation, either version 3 of the License, or (at your
9	# (at your option) any later version.	9	# option) any later version.
10	#	10	#
11	# This program is distributed in the hope that it will be useful,	11	# This program is distributed in the hope that it will be useful,
12	# but WITHOUT ANY WARRANTY; without even the implied warranty of	12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the	13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14	# GNU General Public License for more details.	14	# GNU General Public License for more details.
15	#	15	#
16	# You should have received a copy of the GNU General Public License	16	# You should have received a copy of the Affero GNU General Public License
17	# along with this program. If not, see <http://www.gnu.org/licenses/>.	17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
18	#	19	#
19	# The authors can be reached via e-mail to <support@deliantra.net>	20	# The authors can be reached via e-mail to <support@deliantra.net>
20	#	21	#
21		22
22	package cf;	23	package cf;
23		24
24	use 5.10.0;	25	use common::sense;
25	use utf8;
26	use strict "vars", "subs";
27		26
28	use Symbol;	27	use Symbol;
29	use List::Util;	28	use List::Util;
30	use Socket;	29	use Socket;
31	use EV;	30	use EV;
32	use Opcode;	31	use Opcode;
33	use Safe;	32	use Safe;
34	use Safe::Hole;	33	use Safe::Hole;
35	use Storable ();	34	use Storable ();
		35	use Carp ();
36		36
		37	use Guard ();
37	use Coro ();	38	use Coro ();
38	use Coro::State;	39	use Coro::State;
39	use Coro::Handle;	40	use Coro::Handle;
40	use Coro::EV;	41	use Coro::EV;
41	use Coro::AnyEvent;	42	use Coro::AnyEvent;
42	use Coro::Timer;	43	use Coro::Timer;
43	use Coro::Signal;	44	use Coro::Signal;
44	use Coro::Semaphore;	45	use Coro::Semaphore;
		46	use Coro::SemaphoreSet;
45	use Coro::AnyEvent;	47	use Coro::AnyEvent;
46	use Coro::AIO;	48	use Coro::AIO;
47	use Coro::BDB 1.6;	49	use Coro::BDB 1.6;
48	use Coro::Storable;	50	use Coro::Storable;
49	use Coro::Util ();	51	use Coro::Util ();
50		52
51	use JSON::XS 2.01 ();	53	use JSON::XS 2.01 ();
52	use BDB ();	54	use BDB ();
53	use Data::Dumper;	55	use Data::Dumper;
54	use Digest::MD5;
55	use Fcntl;	56	use Fcntl;
56	use YAML ();	57	use YAML::XS ();
57	use IO::AIO ();	58	use IO::AIO ();
58	use Time::HiRes;	59	use Time::HiRes;
59	use Compress::LZF;	60	use Compress::LZF;
60	use Digest::MD5 ();	61	use Digest::MD5 ();
61		62
…		…
70		71
71	# make sure c-lzf reinitialises itself	72	# make sure c-lzf reinitialises itself
72	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";	73	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
73	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	74	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
74		75
		76	# strictly for debugging
		77	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
		78
75	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	79	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
		80
		81	our @ORIG_INC;
76		82
77	our %COMMAND = ();	83	our %COMMAND = ();
78	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
79		85
80	our @EXTS = (); # list of extension package names	86	our @EXTS = (); # list of extension package names
81	our %EXTCMD = ();	87	our %EXTCMD = ();
82	our %EXTICMD = ();	88	our %EXTICMD = ();
83	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
84	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
85		91
86	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
87	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
88		96
89	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
		98
90	our $DATADIR = datadir;	99	our $DATADIR = datadir;
91	our $LIBDIR = "$DATADIR/ext";	100	our $LIBDIR = "$DATADIR/ext";
92	our $PODDIR = "$DATADIR/pod";	101	our $PODDIR = "$DATADIR/pod";
93	our $MAPDIR = "$DATADIR/" . mapdir;	102	our $MAPDIR = "$DATADIR/" . mapdir;
		103
94	our $LOCALDIR = localdir;	104	our $LOCALDIR = localdir;
95	our $TMPDIR = "$LOCALDIR/" . tmpdir;	105	our $TMPDIR = "$LOCALDIR/" . tmpdir;
96	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	106	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
97	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	107	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
98	our $RANDOMDIR = "$LOCALDIR/random";	108	our $RANDOMDIR = "$LOCALDIR/random";
99	our $BDBDIR = "$LOCALDIR/db";	109	our $BDBDIR = "$LOCALDIR/db";
100	our $PIDFILE = "$LOCALDIR/pid";	110	our $PIDFILE = "$LOCALDIR/pid";
101	our $RUNTIMEFILE = "$LOCALDIR/runtime";	111	our $RUNTIMEFILE = "$LOCALDIR/runtime";
102		112
103	our %RESOURCE;	113	our %RESOURCE; # unused
		114
		115	our $OUTPUT_RATE_MIN = 3000;
		116	our $OUTPUT_RATE_MAX = 1000000;
		117
		118	our $MAX_LINKS = 32; # how many chained exits to follow
		119	our $VERBOSE_IO = 1;
104		120
105	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	121	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
106	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	122	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
107	our $NEXT_TICK;	123	our $NEXT_TICK;
108	our $USE_FSYNC = 1; # use fsync to write maps - default off	124	our $USE_FSYNC = 1; # use fsync to write maps - default on
109		125
110	our $BDB_DEADLOCK_WATCHER;	126	our $BDB_DEADLOCK_WATCHER;
111	our $BDB_CHECKPOINT_WATCHER;	127	our $BDB_CHECKPOINT_WATCHER;
112	our $BDB_TRICKLE_WATCHER;	128	our $BDB_TRICKLE_WATCHER;
113	our $DB_ENV;	129	our $DB_ENV;
114		130
		131	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		132
115	our %CFG;	133	our %CFG;
116		134
117	our $UPTIME; $UPTIME ||= time;	135	our $UPTIME; $UPTIME ||= time;
118	our $RUNTIME;	136	our $RUNTIME = 0;
		137	our $SERVER_TICK = 0;
119	our $NOW;	138	our $NOW;
120		139
121	our (%PLAYER, %PLAYER_LOADING); # all users	140	our (%PLAYER, %PLAYER_LOADING); # all users
122	our (%MAP, %MAP_LOADING ); # all maps	141	our (%MAP, %MAP_LOADING ); # all maps
123	our $LINK_MAP; # the special {link} map, which is always available	142	our $LINK_MAP; # the special {link} map, which is always available
…		…
127		146
128	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	147	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
129	our $LOADAVG; # same thing, but with alpha-smoothing	148	our $LOADAVG; # same thing, but with alpha-smoothing
130	our $JITTER; # average jitter	149	our $JITTER; # average jitter
131	our $TICK_START; # for load detecting purposes	150	our $TICK_START; # for load detecting purposes
		151
		152	our @POST_INIT;
		153
		154	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		155	our $REALLY_UNLOOP; # never set to true, please :)
		156
		157	our $WAIT_FOR_TICK = new Coro::Signal;
		158	our @WAIT_FOR_TICK_BEGIN;
132		159
133	binmode STDOUT;	160	binmode STDOUT;
134	binmode STDERR;	161	binmode STDERR;
135		162
136	# read virtual server time, if available	163	# read virtual server time, if available
…		…
138	open my $fh, "<", $RUNTIMEFILE	165	open my $fh, "<", $RUNTIMEFILE
139	or die "unable to read $RUNTIMEFILE file: $!";	166	or die "unable to read $RUNTIMEFILE file: $!";
140	$RUNTIME = <$fh> + 0.;	167	$RUNTIME = <$fh> + 0.;
141	}	168	}
142		169
		170	eval "sub TICK() { $TICK } 1" or die;
		171
143	mkdir $_	172	mkdir $_
144	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	173	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
145		174
146	our $EMERGENCY_POSITION;	175	our $EMERGENCY_POSITION;
147		176
148	sub cf::map::normalise;	177	sub cf::map::normalise;
149		178
		179	sub in_main() {
		180	$Coro::current == $Coro::main
		181	}
		182
150	#############################################################################	183	#############################################################################
151		184
		185	%REFLECT = ();
		186	for (@REFLECT) {
		187	my $reflect = JSON::XS::decode_json $_;
		188	$REFLECT{$reflect->{class}} = $reflect;
		189	}
		190
		191	# this is decidedly evil
		192	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
		193
		194	#############################################################################
		195
152	=head2 GLOBAL VARIABLES	196	=head2 GLOBAL VARIABLES
153		197
154	=over 4	198	=over 4
155		199
156	=item $cf::UPTIME	200	=item $cf::UPTIME
157		201
158	The timestamp of the server start (so not actually an uptime).	202	The timestamp of the server start (so not actually an "uptime").
		203
		204	=item $cf::SERVER_TICK
		205
		206	An unsigned integer that starts at zero when the server is started and is
		207	incremented on every tick.
		208
		209	=item $cf::NOW
		210
		211	The (real) time of the last (current) server tick - updated before and
		212	after tick processing, so this is useful only as a rough "what time is it
		213	now" estimate.
		214
		215	=item $cf::TICK
		216
		217	The interval between each server tick, in seconds.
159		218
160	=item $cf::RUNTIME	219	=item $cf::RUNTIME
161		220
162	The time this server has run, starts at 0 and is increased by $cf::TICK on	221	The time this server has run, starts at 0 and is increased by $cf::TICK on
163	every server tick.	222	every server tick.
…		…
169	Various directories - "/etc", read-only install directory, perl-library	228	Various directories - "/etc", read-only install directory, perl-library
170	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	229	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
171	unique-items directory, player file directory, random maps directory and	230	unique-items directory, player file directory, random maps directory and
172	database environment.	231	database environment.
173		232
174	=item $cf::NOW
175
176	The time of the last (current) server tick.
177
178	=item $cf::TICK
179
180	The interval between server ticks, in seconds.
181
182	=item $cf::LOADAVG	233	=item $cf::LOADAVG
183		234
184	The current CPU load on the server (alpha-smoothed), as a value between 0	235	The current CPU load on the server (alpha-smoothed), as a value between 0
185	(none) and 1 (overloaded), indicating how much time is spent on processing	236	(none) and 1 (overloaded), indicating how much time is spent on processing
186	objects per tick. Healthy values are < 0.5.	237	objects per tick. Healthy values are < 0.5.
…		…
195	from wherever your confdir points to.	246	from wherever your confdir points to.
196		247
197	=item cf::wait_for_tick, cf::wait_for_tick_begin	248	=item cf::wait_for_tick, cf::wait_for_tick_begin
198		249
199	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	250	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
200	returns directly I<after> the tick processing (and consequently, can only wake one process	251	returns directly I<after> the tick processing (and consequently, can only wake one thread
201	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	252	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
202		253
		254	Note that cf::Wait_for_tick will immediately return when the server is not
		255	ticking, making it suitable for small pauses in threads that need to run
		256	when the server is paused. If that is not applicable (i.e. you I<really>
		257	want to wait, use C<$cf::WAIT_FOR_TICK>).
		258
		259	=item $cf::WAIT_FOR_TICK
		260
		261	Note that C<cf::wait_for_tick> is probably the correct thing to use. This
		262	variable contains a L<Coro::Signal> that is broadcats after every server
		263	tick. Calling C<< ->wait >> on it will suspend the caller until after the
		264	next server tick.
		265
		266	=cut
		267
		268	sub wait_for_tick();
		269	sub wait_for_tick_begin();
		270
203	=item @cf::INVOKE_RESULTS	271	=item @cf::INVOKE_RESULTS
204		272
205	This array contains the results of the last C<invoke ()> call. When	273	This array contains the results of the last C<invoke ()> call. When
206	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	274	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
207	that call.	275	that call.
208		276
		277	=item %cf::REFLECT
		278
		279	Contains, for each (C++) class name, a hash reference with information
		280	about object members (methods, scalars, arrays and flags) and other
		281	metadata, which is useful for introspection.
		282
209	=back	283	=back
210		284
211	=cut	285	=cut
212		286
213	BEGIN {	287	sub error(@) { LOG llevError, join "", @_ }
214	*CORE::GLOBAL::warn = sub {	288	sub warn (@) { LOG llevWarn , join "", @_ }
		289	sub info (@) { LOG llevInfo , join "", @_ }
		290	sub debug(@) { LOG llevDebug, join "", @_ }
		291	sub trace(@) { LOG llevTrace, join "", @_ }
		292
		293	$Coro::State::WARNHOOK = sub {
215	my $msg = join "", @_;	294	my $msg = join "", @_;
216		295
217	$msg .= "\n"	296	$msg .= "\n"
218	unless $msg =~ /\n$/;	297	unless $msg =~ /\n$/;
219		298
220	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	299	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
221		300
222	LOG llevError, $msg;	301	LOG llevWarn, $msg;
223	};	302	};
224	}
225		303
226	$Coro::State::DIEHOOK = sub {	304	$Coro::State::DIEHOOK = sub {
227	return unless $^S eq 0; # "eq", not "=="	305	return unless $^S eq 0; # "eq", not "=="
228		306
229	if ($Coro::current == $Coro::main) {#d#	307	error Carp::longmess $_[0];
		308
		309	if (in_main) {#d#
230	warn "DIEHOOK called in main context, Coro bug?\n";#d#	310	error "DIEHOOK called in main context, Coro bug?\n";#d#
231	return;#d#	311	return;#d#
232	}#d#	312	}#d#
233		313
234	# kill coroutine otherwise	314	# kill coroutine otherwise
235	warn Carp::longmess $_[0];
236	Coro::terminate	315	Coro::terminate
237	};	316	};
238
239	$SIG{__DIE__} = sub { }; #d#?
240		317
241	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	318	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
242	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	319	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
243	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	320	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
244	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	321	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
258	)) {	335	)) {
259	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	336	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
260	}	337	}
261		338
262	$EV::DIED = sub {	339	$EV::DIED = sub {
263	warn "error in event callback: @_";	340	Carp::cluck "error in event callback: @_";
264	};	341	};
		342
		343	#############################################################################
		344
		345	sub fork_call(&@);
		346	sub get_slot($;$$);
265		347
266	#############################################################################	348	#############################################################################
267		349
268	=head2 UTILITY FUNCTIONS	350	=head2 UTILITY FUNCTIONS
269		351
…		…
290	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	372	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
291	$d	373	$d
292	} || "[unable to dump $_[0]: '$@']";	374	} || "[unable to dump $_[0]: '$@']";
293	}	375	}
294		376
		377	=item $scalar = load_file $path
		378
		379	Loads the given file from path and returns its contents. Croaks on error
		380	and can block.
		381
		382	=cut
		383
		384	sub load_file($) {
		385	0 <= aio_load $_[0], my $data
		386	or Carp::croak "$_[0]: $!";
		387
		388	$data
		389	}
		390
295	=item $ref = cf::decode_json $json	391	=item $ref = cf::decode_json $json
296		392
297	Converts a JSON string into the corresponding perl data structure.	393	Converts a JSON string into the corresponding perl data structure.
298		394
299	=item $json = cf::encode_json $ref	395	=item $json = cf::encode_json $ref
…		…
305	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	401	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
306		402
307	sub encode_json($) { $json_coder->encode ($_[0]) }	403	sub encode_json($) { $json_coder->encode ($_[0]) }
308	sub decode_json($) { $json_coder->decode ($_[0]) }	404	sub decode_json($) { $json_coder->decode ($_[0]) }
309		405
		406	=item $ref = cf::decode_storable $scalar
		407
		408	Same as Coro::Storable::thaw, so blocks.
		409
		410	=cut
		411
		412	BEGIN { *decode_storable = \&Coro::Storable::thaw }
		413
		414	=item $ref = cf::decode_yaml $scalar
		415
		416	Same as YAML::XS::Load, but doesn't leak, because it forks (and thus blocks).
		417
		418	=cut
		419
		420	sub decode_yaml($) {
		421	fork_call { YAML::XS::Load $_[0] } @_
		422	}
		423
		424	=item $scalar = cf::unlzf $scalar
		425
		426	Same as Compress::LZF::compress, but takes server ticks into account, so
		427	blocks.
		428
		429	=cut
		430
		431	sub unlzf($) {
		432	# we assume 100mb/s minimum decompression speed (noncompressible data on a ~2ghz machine)
		433	cf::get_slot +(length $_[0]) / 100_000_000, 0, "unlzf";
		434	Compress::LZF::decompress $_[0]
		435	}
		436
		437	=item cf::post_init { BLOCK }
		438
		439	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		440	but I<before> the server starts ticking again.
		441
		442	The codeblock will have a single boolean argument to indicate whether this
		443	is a reload or not.
		444
		445	=cut
		446
		447	sub post_init(&) {
		448	push @POST_INIT, shift;
		449	}
		450
		451	sub _post_init {
		452	trace "running post_init jobs";
		453
		454	# run them in parallel...
		455
		456	my @join;
		457
		458	while () {
		459	push @join, map &Coro::async ($_, 0), @POST_INIT;
		460	@POST_INIT = ();
		461
		462	@join or last;
		463
		464	(pop @join)->join;
		465	}
		466	}
		467
310	=item cf::lock_wait $string	468	=item cf::lock_wait $string
311		469
312	Wait until the given lock is available. See cf::lock_acquire.	470	Wait until the given lock is available. See cf::lock_acquire.
313		471
314	=item my $lock = cf::lock_acquire $string	472	=item my $lock = cf::lock_acquire $string
315		473
316	Wait until the given lock is available and then acquires it and returns	474	Wait until the given lock is available and then acquires it and returns
317	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	475	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
318	for example when the coroutine gets canceled), the lock is automatically	476	for example when the coroutine gets canceled), the lock is automatically
319	returned.	477	returned.
320		478
321	Locks are *not* recursive, locking from the same coro twice results in a	479	Locks are *not* recursive, locking from the same coro twice results in a
322	deadlocked coro.	480	deadlocked coro.
…		…
328		486
329	Return true if the lock is currently active, i.e. somebody has locked it.	487	Return true if the lock is currently active, i.e. somebody has locked it.
330		488
331	=cut	489	=cut
332		490
333	our %LOCK;	491	our $LOCKS = new Coro::SemaphoreSet;
334	our %LOCKER;#d#
335		492
336	sub lock_wait($) {	493	sub lock_wait($) {
337	my ($key) = @_;	494	$LOCKS->wait ($_[0]);
338
339	if ($LOCKER{$key} == $Coro::current) {#d#
340	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
341	return;#d#
342	}#d#
343
344	# wait for lock, if any
345	while ($LOCK{$key}) {
346	push @{ $LOCK{$key} }, $Coro::current;
347	Coro::schedule;
348	}
349	}	495	}
350		496
351	sub lock_acquire($) {	497	sub lock_acquire($) {
352	my ($key) = @_;	498	$LOCKS->guard ($_[0])
353
354	# wait, to be sure we are not locked
355	lock_wait $key;
356
357	$LOCK{$key} = [];
358	$LOCKER{$key} = $Coro::current;#d#
359
360	Coro::guard {
361	delete $LOCKER{$key};#d#
362	# wake up all waiters, to be on the safe side
363	$_->ready for @{ delete $LOCK{$key} };
364	}
365	}	499	}
366		500
367	sub lock_active($) {	501	sub lock_active($) {
368	my ($key) = @_;	502	$LOCKS->count ($_[0]) < 1
369
370	! ! $LOCK{$key}
371	}	503	}
372		504
373	sub freeze_mainloop {	505	sub freeze_mainloop {
374	tick_inhibit_inc;	506	tick_inhibit_inc;
375		507
376	Coro::guard \&tick_inhibit_dec;	508	&Guard::guard (\&tick_inhibit_dec);
377	}	509	}
378		510
379	=item cf::periodic $interval, $cb	511	=item cf::periodic $interval, $cb
380		512
381	Like EV::periodic, but randomly selects a starting point so that the actions	513	Like EV::periodic, but randomly selects a starting point so that the actions
382	get spread over timer.	514	get spread over time.
383		515
384	=cut	516	=cut
385		517
386	sub periodic($$) {	518	sub periodic($$) {
387	my ($interval, $cb) = @_;	519	my ($interval, $cb) = @_;
…		…
391	EV::periodic $start, $interval, 0, $cb	523	EV::periodic $start, $interval, 0, $cb
392	}	524	}
393		525
394	=item cf::get_slot $time[, $priority[, $name]]	526	=item cf::get_slot $time[, $priority[, $name]]
395		527
396	Allocate $time seconds of blocking CPU time at priority C<$priority>:	528	Allocate $time seconds of blocking CPU time at priority C<$priority>
397	This call blocks and returns only when you have at least C<$time> seconds	529	(default: 0): This call blocks and returns only when you have at least
398	of cpu time till the next tick. The slot is only valid till the next cede.	530	C<$time> seconds of cpu time till the next tick. The slot is only valid
		531	till the next cede.
		532
		533	Background jobs should use a priority les than zero, interactive jobs
		534	should use 100 or more.
399		535
400	The optional C<$name> can be used to identify the job to run. It might be	536	The optional C<$name> can be used to identify the job to run. It might be
401	used for statistical purposes and should identify the same time-class.	537	used for statistical purposes and should identify the same time-class.
402		538
403	Useful for short background jobs.	539	Useful for short background jobs.
404		540
405	=cut	541	=cut
406		542
407	our @SLOT_QUEUE;	543	our @SLOT_QUEUE;
408	our $SLOT_QUEUE;	544	our $SLOT_QUEUE;
		545	our $SLOT_DECAY = 0.9;
409		546
410	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	547	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
411	$SLOT_QUEUE = Coro::async {	548	$SLOT_QUEUE = Coro::async {
412	$Coro::current->desc ("timeslot manager");	549	$Coro::current->desc ("timeslot manager");
413		550
414	my $signal = new Coro::Signal;	551	my $signal = new Coro::Signal;
		552	my $busy;
415		553
416	while () {	554	while () {
417	next_job:	555	next_job:
		556
418	my $avail = cf::till_tick;	557	my $avail = cf::till_tick;
419	if ($avail > 0.01) {	558
420	for (0 .. $#SLOT_QUEUE) {	559	for (0 .. $#SLOT_QUEUE) {
421	if ($SLOT_QUEUE[$_][0] < $avail) {	560	if ($SLOT_QUEUE[$_][0] <= $avail) {
		561	$busy = 0;
422	my $job = splice @SLOT_QUEUE, $_, 1, ();	562	my $job = splice @SLOT_QUEUE, $_, 1, ();
423	$job->[2]->send;	563	$job->[2]->send;
424	Coro::cede;	564	Coro::cede;
425	goto next_job;	565	goto next_job;
426	}	566	} else {
		567	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
427	}	568	}
428	}	569	}
429		570
430	if (@SLOT_QUEUE) {	571	if (@SLOT_QUEUE) {
431	# we do not use wait_for_tick() as it returns immediately when tick is inactive	572	# we do not use wait_for_tick() as it returns immediately when tick is inactive
432	push @cf::WAIT_FOR_TICK, $signal;	573	$WAIT_FOR_TICK->wait;
433	$signal->wait;
434	} else {	574	} else {
		575	$busy = 0;
435	Coro::schedule;	576	Coro::schedule;
436	}	577	}
437	}	578	}
438	};	579	};
439		580
440	sub get_slot($;$$) {	581	sub get_slot($;$$) {
441	return if tick_inhibit || $Coro::current == $Coro::main;	582	return if tick_inhibit || $Coro::current == $Coro::main;
442		583
443	my ($time, $pri, $name) = @_;	584	my ($time, $pri, $name) = @_;
444		585
445	$time = $TICK * .6 if $time > $TICK * .6;	586	$time = clamp $time, 0.01, $TICK * .6;
		587
446	my $sig = new Coro::Signal;	588	my $sig = new Coro::Signal;
447		589
448	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	590	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
449	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	591	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
450	$SLOT_QUEUE->ready;	592	$SLOT_QUEUE->ready;
…		…
476	=cut	618	=cut
477		619
478	sub sync_job(&) {	620	sub sync_job(&) {
479	my ($job) = @_;	621	my ($job) = @_;
480		622
481	if ($Coro::current == $Coro::main) {	623	if (in_main) {
482	my $time = EV::time;	624	my $time = AE::time;
483		625
484	# this is the main coro, too bad, we have to block	626	# this is the main coro, too bad, we have to block
485	# till the operation succeeds, freezing the server :/	627	# till the operation succeeds, freezing the server :/
486		628
487	LOG llevError, Carp::longmess "sync job";#d#	629	#LOG llevError, Carp::longmess "sync job";#d#
488		630
489	my $freeze_guard = freeze_mainloop;	631	my $freeze_guard = freeze_mainloop;
490		632
491	my $busy = 1;	633	my $busy = 1;
492	my @res;	634	my @res;
493		635
494	(async {	636	(async {
495	$Coro::current->desc ("sync job coro");	637	$Coro::current->desc ("sync job coro");
496	@res = eval { $job->() };	638	@res = eval { $job->() };
497	warn $@ if $@;	639	error $@ if $@;
498	undef $busy;	640	undef $busy;
499	})->prio (Coro::PRIO_MAX);	641	})->prio (Coro::PRIO_MAX);
500		642
501	while ($busy) {	643	while ($busy) {
502	if (Coro::nready) {	644	if (Coro::nready) {
…		…
504	} else {	646	} else {
505	EV::loop EV::LOOP_ONESHOT;	647	EV::loop EV::LOOP_ONESHOT;
506	}	648	}
507	}	649	}
508		650
509	my $time = EV::time - $time;	651	my $time = AE::time - $time;
510		652
511	$TICK_START += $time; # do not account sync jobs to server load	653	$TICK_START += $time; # do not account sync jobs to server load
512		654
513	wantarray ? @res : $res[0]	655	wantarray ? @res : $res[0]
514	} else {	656	} else {
…		…
536	$EXT_CORO{$coro+0} = $coro;	678	$EXT_CORO{$coro+0} = $coro;
537		679
538	$coro	680	$coro
539	}	681	}
540		682
541	=item fork_call { }, $args	683	=item fork_call { }, @args
542		684
543	Executes the given code block with the given arguments in a seperate	685	Executes the given code block with the given arguments in a seperate
544	process, returning the results. Everything must be serialisable with	686	process, returning the results. Everything must be serialisable with
545	Coro::Storable. May, of course, block. Note that the executed sub may	687	Coro::Storable. May, of course, block. Note that the executed sub may
546	never block itself or use any form of event handling.	688	never block itself or use any form of event handling.
547		689
548	=cut	690	=cut
549		691
		692	sub post_fork {
		693	reset_signals;
		694	}
		695
550	sub fork_call(&@) {	696	sub fork_call(&@) {
551	my ($cb, @args) = @_;	697	my ($cb, @args) = @_;
552		698
553	# we seemingly have to make a local copy of the whole thing,	699	# we seemingly have to make a local copy of the whole thing,
554	# otherwise perl prematurely frees the stuff :/	700	# otherwise perl prematurely frees the stuff :/
555	# TODO: investigate and fix (likely this will be rather laborious)	701	# TODO: investigate and fix (likely this will be rather laborious)
556		702
557	my @res = Coro::Util::fork_eval {	703	my @res = Coro::Util::fork_eval {
558	reset_signals;	704	cf::post_fork;
559	&$cb	705	&$cb
560	}, @args;	706	} @args;
561		707
562	wantarray ? @res : $res[-1]	708	wantarray ? @res : $res[-1]
		709	}
		710
		711	sub objinfo {
		712	(
		713	"counter value" => cf::object::object_count,
		714	"objects created" => cf::object::create_count,
		715	"objects destroyed" => cf::object::destroy_count,
		716	"freelist size" => cf::object::free_count,
		717	"allocated objects" => cf::object::objects_size,
		718	"active objects" => cf::object::actives_size,
		719	)
563	}	720	}
564		721
565	=item $coin = coin_from_name $name	722	=item $coin = coin_from_name $name
566		723
567	=cut	724	=cut
…		…
604	within each server.	761	within each server.
605		762
606	=cut	763	=cut
607		764
608	sub db_table($) {	765	sub db_table($) {
		766	cf::error "db_get called from main context"
		767	if $Coro::current == $Coro::main;
		768
609	my ($name) = @_;	769	my ($name) = @_;
610	my $db = BDB::db_create $DB_ENV;	770	my $db = BDB::db_create $DB_ENV;
611		771
612	eval {	772	eval {
613	$db->set_flags (BDB::CHKSUM);	773	$db->set_flags (BDB::CHKSUM);
…		…
623	}	783	}
624		784
625	our $DB;	785	our $DB;
626		786
627	sub db_init {	787	sub db_init {
628	cf::sync_job {
629	$DB ||= db_table "db";	788	$DB ||= db_table "db";
630	};
631	}	789	}
632		790
633	sub db_get($$) {	791	sub db_get($$) {
634	my $key = "$_[0]/$_[1]";	792	my $key = "$_[0]/$_[1]";
635		793
636	cf::sync_job {	794	cf::error "db_get called from main context"
		795	if $Coro::current == $Coro::main;
		796
637	BDB::db_get $DB, undef, $key, my $data;	797	BDB::db_get $DB, undef, $key, my $data;
638		798
639	$! ? ()	799	$! ? ()
640	: $data	800	: $data
641	}
642	}	801	}
643		802
644	sub db_put($$$) {	803	sub db_put($$$) {
645	BDB::dbreq_pri 4;	804	BDB::dbreq_pri 4;
646	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	805	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
674		833
675	my @data;	834	my @data;
676	my $md5;	835	my $md5;
677		836
678	for (0 .. $#$src) {	837	for (0 .. $#$src) {
679	0 <= aio_load $src->[$_], $data[$_]	838	$data[$_] = load_file $src->[$_];
680	or Carp::croak "$src->[$_]: $!";
681	}	839	}
682		840
683	# if processing is expensive, check	841	# if processing is expensive, check
684	# checksum first	842	# checksum first
685	if (1) {	843	if (1) {
…		…
702		860
703	my $t1 = Time::HiRes::time;	861	my $t1 = Time::HiRes::time;
704	my $data = $process->(\@data);	862	my $data = $process->(\@data);
705	my $t2 = Time::HiRes::time;	863	my $t2 = Time::HiRes::time;
706		864
707	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	865	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
708		866
709	db_put cache => "$id/data", $data;	867	db_put cache => "$id/data", $data;
710	db_put cache => "$id/md5" , $md5;	868	db_put cache => "$id/md5" , $md5;
711	db_put cache => "$id/meta", $meta;	869	db_put cache => "$id/meta", $meta;
712		870
…		…
722		880
723	=cut	881	=cut
724		882
725	sub datalog($@) {	883	sub datalog($@) {
726	my ($type, %kv) = @_;	884	my ($type, %kv) = @_;
727	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	885	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
728	}	886	}
729		887
730	=back	888	=back
731		889
732	=cut	890	=cut
…		…
927		1085
928	} elsif (exists $cb_id{$type}) {	1086	} elsif (exists $cb_id{$type}) {
929	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1087	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
930		1088
931	} elsif (ref $type) {	1089	} elsif (ref $type) {
932	warn "attaching objects not supported, ignoring.\n";	1090	error "attaching objects not supported, ignoring.\n";
933		1091
934	} else {	1092	} else {
935	shift @arg;	1093	shift @arg;
936	warn "attach argument '$type' not supported, ignoring.\n";	1094	error "attach argument '$type' not supported, ignoring.\n";
937	}	1095	}
938	}	1096	}
939	}	1097	}
940		1098
941	sub _object_attach {	1099	sub _object_attach {
…		…
951	_attach $registry, $klass, @attach;	1109	_attach $registry, $klass, @attach;
952	}	1110	}
953		1111
954	$obj->{$name} = \%arg;	1112	$obj->{$name} = \%arg;
955	} else {	1113	} else {
956	warn "object uses attachment '$name' which is not available, postponing.\n";	1114	info "object uses attachment '$name' which is not available, postponing.\n";
957	}	1115	}
958		1116
959	$obj->{_attachment}{$name} = undef;	1117	$obj->{_attachment}{$name} = undef;
960	}	1118	}
961		1119
…		…
1020		1178
1021	for (@$callbacks) {	1179	for (@$callbacks) {
1022	eval { &{$_->[1]} };	1180	eval { &{$_->[1]} };
1023		1181
1024	if ($@) {	1182	if ($@) {
1025	warn "$@";
1026	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1183	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
1027	override;	1184	override;
1028	}	1185	}
1029		1186
1030	return 1 if $override;	1187	return 1 if $override;
1031	}	1188	}
…		…
1110	for (@$attach) {	1267	for (@$attach) {
1111	my ($klass, @attach) = @$_;	1268	my ($klass, @attach) = @$_;
1112	_attach $registry, $klass, @attach;	1269	_attach $registry, $klass, @attach;
1113	}	1270	}
1114	} else {	1271	} else {
1115	warn "object uses attachment '$name' that is not available, postponing.\n";	1272	info "object uses attachment '$name' that is not available, postponing.\n";
1116	}	1273	}
1117	}	1274	}
1118	}	1275	}
1119		1276
1120	cf::attachable->attach (	1277	cf::attachable->attach (
…		…
1147	my ($filename, $rdata, $objs) = @_;	1304	my ($filename, $rdata, $objs) = @_;
1148		1305
1149	sync_job {	1306	sync_job {
1150	if (length $$rdata) {	1307	if (length $$rdata) {
1151	utf8::decode (my $decname = $filename);	1308	utf8::decode (my $decname = $filename);
1152	warn sprintf "saving %s (%d,%d)\n",	1309	trace sprintf "saving %s (%d,%d)\n",
1153	$decname, length $$rdata, scalar @$objs;	1310	$decname, length $$rdata, scalar @$objs
		1311	if $VERBOSE_IO;
1154		1312
1155	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1313	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1156	aio_chmod $fh, SAVE_MODE;	1314	aio_chmod $fh, SAVE_MODE;
1157	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1315	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1158	aio_fsync $fh if $cf::USE_FSYNC;	1316	if ($cf::USE_FSYNC) {
		1317	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;
		1318	aio_fsync $fh;
		1319	}
1159	aio_close $fh;	1320	aio_close $fh;
1160		1321
1161	if (@$objs) {	1322	if (@$objs) {
1162	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1323	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1163	aio_chmod $fh, SAVE_MODE;	1324	aio_chmod $fh, SAVE_MODE;
1164	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1325	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1165	aio_write $fh, 0, (length $data), $data, 0;	1326	aio_write $fh, 0, (length $data), $data, 0;
1166	aio_fsync $fh if $cf::USE_FSYNC;	1327	if ($cf::USE_FSYNC) {
		1328	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;
		1329	aio_fsync $fh;
		1330	}
1167	aio_close $fh;	1331	aio_close $fh;
1168	aio_rename "$filename.pst~", "$filename.pst";	1332	aio_rename "$filename.pst~", "$filename.pst";
1169	}	1333	}
1170	} else {	1334	} else {
1171	aio_unlink "$filename.pst";	1335	aio_unlink "$filename.pst";
1172	}	1336	}
1173		1337
1174	aio_rename "$filename~", $filename;	1338	aio_rename "$filename~", $filename;
		1339
		1340	$filename =~ s%/[^/]+$%%;
		1341	aio_pathsync $filename if $cf::USE_FSYNC;
1175	} else {	1342	} else {
1176	warn "FATAL: $filename~: $!\n";	1343	error "unable to save objects: $filename~: $!\n";
1177	}	1344	}
1178	} else {	1345	} else {
1179	aio_unlink $filename;	1346	aio_unlink $filename;
1180	aio_unlink "$filename.pst";	1347	aio_unlink "$filename.pst";
1181	}	1348	}
…		…
1205	my $st = eval { Coro::Storable::thaw $av };	1372	my $st = eval { Coro::Storable::thaw $av };
1206	$av = $st->{objs};	1373	$av = $st->{objs};
1207	}	1374	}
1208		1375
1209	utf8::decode (my $decname = $filename);	1376	utf8::decode (my $decname = $filename);
1210	warn sprintf "loading %s (%d,%d)\n",	1377	trace sprintf "loading %s (%d,%d)\n",
1211	$decname, length $data, scalar @{$av || []};	1378	$decname, length $data, scalar @{$av || []}
		1379	if $VERBOSE_IO;
1212		1380
1213	($data, $av)	1381	($data, $av)
1214	}	1382	}
1215		1383
1216	=head2 COMMAND CALLBACKS	1384	=head2 COMMAND CALLBACKS
…		…
1272	my ($name, $cb) = @_;	1440	my ($name, $cb) = @_;
1273		1441
1274	$EXTICMD{$name} = $cb;	1442	$EXTICMD{$name} = $cb;
1275	}	1443	}
1276		1444
		1445	use File::Glob ();
		1446
1277	cf::player->attach (	1447	cf::player->attach (
1278	on_command => sub {	1448	on_unknown_command => sub {
1279	my ($pl, $name, $params) = @_;	1449	my ($pl, $name, $params) = @_;
1280		1450
1281	my $cb = $COMMAND{$name}	1451	my $cb = $COMMAND{$name}
1282	or return;	1452	or return;
1283		1453
…		…
1306		1476
1307	$pl->ext_reply ($reply, @reply)	1477	$pl->ext_reply ($reply, @reply)
1308	if $reply;	1478	if $reply;
1309		1479
1310	} else {	1480	} else {
1311	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1481	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1312	}	1482	}
1313		1483
1314	cf::override;	1484	cf::override;
1315	},	1485	},
1316	);	1486	);
1317		1487
		1488	# "readahead" all extensions
		1489	sub cache_extensions {
		1490	my $grp = IO::AIO::aio_group;
		1491
		1492	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1493	for (grep /\.ext$/, @{$_[0]}) {
		1494	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1495	}
		1496	};
		1497
		1498	$grp
		1499	}
		1500
1318	sub load_extensions {	1501	sub load_extensions {
		1502	info "loading extensions...";
		1503
1319	cf::sync_job {	1504	cf::sync_job {
1320	my %todo;	1505	my %todo;
1321		1506
1322	for my $path (<$LIBDIR/*.ext>) {	1507	for my $path (<$LIBDIR/*.ext>) {
1323	next unless -r $path;	1508	next unless -r $path;
…		…
1341		1526
1342	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1527	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1343	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1528	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1344		1529
1345	$ext{source} =	1530	$ext{source} =
1346	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"	1531	"package $pkg; use common::sense;\n"
1347	. "#line 1 \"$path\"\n{\n"	1532	. "#line 1 \"$path\"\n{\n"
1348	. $source	1533	. $source
1349	. "\n};\n1";	1534	. "\n};\n1";
1350		1535
1351	$todo{$base} = \%ext;	1536	$todo{$base} = \%ext;
1352	}	1537	}
1353		1538
		1539	my $pass = 0;
1354	my %done;	1540	my %done;
1355	while (%todo) {	1541	while (%todo) {
1356	my $progress;	1542	my $progress;
1357		1543
		1544	++$pass;
		1545
		1546	ext:
1358	while (my ($k, $v) = each %todo) {	1547	while (my ($k, $v) = each %todo) {
1359	for (split /,\s*/, $v->{meta}{depends}) {	1548	for (split /,\s*/, $v->{meta}{depends}) {
1360	goto skip	1549	next ext
1361	unless exists $done{$_};	1550	unless exists $done{$_};
1362	}	1551	}
1363		1552
1364	warn "... loading '$k' into '$v->{pkg}'\n";	1553	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1365		1554
1366	unless (eval $v->{source}) {	1555	my $active = eval $v->{source};
		1556
		1557	if (length $@) {
1367	my $msg = $@ ? "$v->{path}: $@\n"	1558	error "$v->{path}: $@\n";
1368	: "$v->{base}: extension inactive.\n";
1369		1559
1370	if (exists $v->{meta}{mandatory}) {
1371	warn $msg;
1372	cf::cleanup "mandatory extension failed to load, exiting.";	1560	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1373	}	1561	if exists $v->{meta}{mandatory};
1374		1562
1375	warn $msg;	1563	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
		1564	delete $todo{$k};
		1565	} else {
		1566	$done{$k} = delete $todo{$k};
		1567	push @EXTS, $v->{pkg};
		1568	$progress = 1;
		1569
		1570	info "$v->{base}: extension inactive.\n"
		1571	unless $active;
1376	}	1572	}
1377
1378	$done{$k} = delete $todo{$k};
1379	push @EXTS, $v->{pkg};
1380	$progress = 1;
1381	}	1573	}
1382		1574
1383	skip:	1575	unless ($progress) {
1384	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1576	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1385	unless $progress;	1577
		1578	while (my ($k, $v) = each %todo) {
		1579	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1580	if exists $v->{meta}{mandatory};
		1581	}
		1582
		1583	last;
		1584	}
1386	}	1585	}
1387	};	1586	};
1388	}	1587	}
1389		1588
1390	#############################################################################	1589	#############################################################################
…		…
1444		1643
1445	sub exists($) {	1644	sub exists($) {
1446	my ($login) = @_;	1645	my ($login) = @_;
1447		1646
1448	$cf::PLAYER{$login}	1647	$cf::PLAYER{$login}
1449	or cf::sync_job { !aio_stat path $login }	1648	or !aio_stat path $login
1450	}	1649	}
1451		1650
1452	sub find($) {	1651	sub find($) {
1453	return $cf::PLAYER{$_[0]} || do {	1652	return $cf::PLAYER{$_[0]} || do {
1454	my $login = $_[0];	1653	my $login = $_[0];
…		…
1474	$cf::PLAYER{$login} = $pl	1673	$cf::PLAYER{$login} = $pl
1475	}	1674	}
1476	}	1675	}
1477	}	1676	}
1478		1677
		1678	cf::player->attach (
		1679	on_load => sub {
		1680	my ($pl, $path) = @_;
		1681
		1682	# restore slots saved in save, below
		1683	my $slots = delete $pl->{_slots};
		1684
		1685	$pl->ob->current_weapon ($slots->[0]);
		1686	$pl->combat_ob ($slots->[1]);
		1687	$pl->ranged_ob ($slots->[2]);
		1688	},
		1689	);
		1690
1479	sub save($) {	1691	sub save($) {
1480	my ($pl) = @_;	1692	my ($pl) = @_;
1481		1693
1482	return if $pl->{deny_save};	1694	return if $pl->{deny_save};
1483		1695
…		…
1488		1700
1489	aio_mkdir playerdir $pl, 0770;	1701	aio_mkdir playerdir $pl, 0770;
1490	$pl->{last_save} = $cf::RUNTIME;	1702	$pl->{last_save} = $cf::RUNTIME;
1491		1703
1492	cf::get_slot 0.01;	1704	cf::get_slot 0.01;
		1705
		1706	# save slots, to be restored later
		1707	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1493		1708
1494	$pl->save_pl ($path);	1709	$pl->save_pl ($path);
1495	cf::cede_to_tick;	1710	cf::cede_to_tick;
1496	}	1711	}
1497		1712
…		…
1531	my $name = $pl->ob->name;	1746	my $name = $pl->ob->name;
1532		1747
1533	$pl->{deny_save} = 1;	1748	$pl->{deny_save} = 1;
1534	$pl->password ("*"); # this should lock out the player until we have nuked the dir	1749	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1535		1750
1536	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1751	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1537	$pl->deactivate;	1752	$pl->deactivate;
		1753
1538	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;	1754	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1539	$pl->ob->check_score;
1540	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1755	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1756	ext::highscore::check ($pl->ob);
		1757
1541	$pl->ns->destroy if $pl->ns;	1758	$pl->ns->destroy if $pl->ns;
1542		1759
1543	my $path = playerdir $pl;	1760	my $path = playerdir $pl;
1544	my $temp = "$path~$cf::RUNTIME~deleting~";	1761	my $temp = "$path~$cf::RUNTIME~deleting~";
1545	aio_rename $path, $temp;	1762	aio_rename $path, $temp;
…		…
1599	\@logins	1816	\@logins
1600	}	1817	}
1601		1818
1602	=item $player->maps	1819	=item $player->maps
1603		1820
		1821	=item cf::player::maps $login
		1822
1604	Returns an arrayref of map paths that are private for this	1823	Returns an arrayref of map paths that are private for this
1605	player. May block.	1824	player. May block.
1606		1825
1607	=cut	1826	=cut
1608		1827
…		…
1670	=cut	1889	=cut
1671		1890
1672	sub find_by_path($) {	1891	sub find_by_path($) {
1673	my ($path) = @_;	1892	my ($path) = @_;
1674		1893
		1894	$path =~ s/^~[^\/]*//; # skip ~login
		1895
1675	my ($match, $specificity);	1896	my ($match, $specificity);
1676		1897
1677	for my $region (list) {	1898	for my $region (list) {
1678	if ($region->{match} && $path =~ $region->{match}) {	1899	if ($region->{match} && $path =~ $region->{match}) {
1679	($match, $specificity) = ($region, $region->specificity)	1900	($match, $specificity) = ($region, $region->specificity)
…		…
1707	sub generate_random_map {	1928	sub generate_random_map {
1708	my ($self, $rmp) = @_;	1929	my ($self, $rmp) = @_;
1709		1930
1710	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM	1931	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
1711		1932
1712	# mit "rum" bekleckern, nicht
1713	$self->_create_random_map (	1933	$self->_create_random_map ($rmp);
1714	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1715	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1716	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1717	$rmp->{exit_on_final_map},
1718	$rmp->{xsize}, $rmp->{ysize},
1719	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1720	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1721	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1722	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1723	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1724	(cf::region::find $rmp->{region}), $rmp->{custom}
1725	)
1726	}	1934	}
1727		1935
1728	=item cf::map->register ($regex, $prio)	1936	=item cf::map->register ($regex, $prio)
1729		1937
1730	Register a handler for the map path matching the given regex at the	1938	Register a handler for the map path matching the given regex at the
…		…
1735		1943
1736	sub register {	1944	sub register {
1737	my (undef, $regex, $prio) = @_;	1945	my (undef, $regex, $prio) = @_;
1738	my $pkg = caller;	1946	my $pkg = caller;
1739		1947
1740	no strict;
1741	push @{"$pkg\::ISA"}, __PACKAGE__;	1948	push @{"$pkg\::ISA"}, __PACKAGE__;
1742		1949
1743	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1950	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1744	}	1951	}
1745		1952
1746	# also paths starting with '/'	1953	# also paths starting with '/'
1747	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1954	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1748		1955
1749	sub thawer_merge {	1956	sub thawer_merge {
1750	my ($self, $merge) = @_;	1957	my ($self, $merge) = @_;
1751		1958
1752	# we have to keep some variables in memory intact	1959	# we have to keep some variables in memory intact
…		…
1757	}	1964	}
1758		1965
1759	sub normalise {	1966	sub normalise {
1760	my ($path, $base) = @_;	1967	my ($path, $base) = @_;
1761		1968
1762	$path = "$path"; # make sure its a string	1969	$path = "$path"; # make sure it's a string
1763		1970
1764	$path =~ s/\.map$//;	1971	$path =~ s/\.map$//;
1765		1972
1766	# map plan:	1973	# map plan:
1767	#	1974	#
…		…
1782	$base =~ s{[^/]+/?$}{};	1989	$base =~ s{[^/]+/?$}{};
1783	$path = "$base/$path";	1990	$path = "$base/$path";
1784	}	1991	}
1785		1992
1786	for ($path) {	1993	for ($path) {
1787	redo if s{//}{/};
1788	redo if s{/\.?/}{/};	1994	redo if s{/\.?/}{/};
1789	redo if s{/[^/]+/\.\./}{/};	1995	redo if s{/[^/]+/\.\./}{/};
1790	}	1996	}
1791		1997
1792	$path	1998	$path
…		…
1806	$self->init; # pass $1 etc.	2012	$self->init; # pass $1 etc.
1807	return $self;	2013	return $self;
1808	}	2014	}
1809	}	2015	}
1810		2016
1811	Carp::cluck "unable to resolve path '$path' (base '$base').";	2017	Carp::cluck "unable to resolve path '$path' (base '$base')";
1812	()	2018	()
1813	}	2019	}
1814		2020
		2021	# may re-bless or do other evil things
1815	sub init {	2022	sub init {
1816	my ($self) = @_;	2023	my ($self) = @_;
1817		2024
1818	$self	2025	$self
1819	}	2026	}
…		…
1850		2057
1851	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;	2058	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1852	"$UNIQUEDIR/$path"	2059	"$UNIQUEDIR/$path"
1853	}	2060	}
1854		2061
1855	# and all this just because we cannot iterate over
1856	# all maps in C++...
1857	sub change_all_map_light {
1858	my ($change) = @_;
1859
1860	$_->change_map_light ($change)
1861	for grep $_->outdoor, values %cf::MAP;
1862	}
1863
1864	sub decay_objects {	2062	sub decay_objects {
1865	my ($self) = @_;	2063	my ($self) = @_;
1866		2064
1867	return if $self->{deny_reset};	2065	return if $self->{deny_reset};
1868		2066
…		…
1893	$self->{load_path} = $path;	2091	$self->{load_path} = $path;
1894		2092
1895	1	2093	1
1896	}	2094	}
1897		2095
		2096	# used to laod the header of an original map
1898	sub load_header_orig {	2097	sub load_header_orig {
1899	my ($self) = @_;	2098	my ($self) = @_;
1900		2099
1901	$self->load_header_from ($self->load_path)	2100	$self->load_header_from ($self->load_path)
1902	}	2101	}
1903		2102
		2103	# used to laod the header of an instantiated map
1904	sub load_header_temp {	2104	sub load_header_temp {
1905	my ($self) = @_;	2105	my ($self) = @_;
1906		2106
1907	$self->load_header_from ($self->save_path)	2107	$self->load_header_from ($self->save_path)
1908	}	2108	}
1909		2109
		2110	# called after loading the header from an instantiated map
1910	sub prepare_temp {	2111	sub prepare_temp {
1911	my ($self) = @_;	2112	my ($self) = @_;
1912		2113
1913	$self->last_access ((delete $self->{last_access})	2114	$self->last_access ((delete $self->{last_access})
1914	|| $cf::RUNTIME); #d#	2115	|| $cf::RUNTIME); #d#
1915	# safety	2116	# safety
1916	$self->{instantiate_time} = $cf::RUNTIME	2117	$self->{instantiate_time} = $cf::RUNTIME
1917	if $self->{instantiate_time} > $cf::RUNTIME;	2118	if $self->{instantiate_time} > $cf::RUNTIME;
1918	}	2119	}
1919		2120
		2121	# called after loading the header from an original map
1920	sub prepare_orig {	2122	sub prepare_orig {
1921	my ($self) = @_;	2123	my ($self) = @_;
1922		2124
1923	$self->{load_original} = 1;	2125	$self->{load_original} = 1;
1924	$self->{instantiate_time} = $cf::RUNTIME;	2126	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1948		2150
1949	sub find;	2151	sub find;
1950	sub find {	2152	sub find {
1951	my ($path, $origin) = @_;	2153	my ($path, $origin) = @_;
1952		2154
		2155	cf::cede_to_tick;
		2156
1953	$path = normalise $path, $origin && $origin->path;	2157	$path = normalise $path, $origin;
1954		2158
1955	cf::lock_wait "map_data:$path";#d#remove	2159	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1956	cf::lock_wait "map_find:$path";	2160	my $guard2 = cf::lock_acquire "map_find:$path";
1957		2161
1958	$cf::MAP{$path} || do {	2162	$cf::MAP{$path} || do {
1959	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1960	my $guard2 = cf::lock_acquire "map_find:$path";
1961
1962	my $map = new_from_path cf::map $path	2163	my $map = new_from_path cf::map $path
1963	or return;	2164	or return;
1964		2165
1965	$map->{last_save} = $cf::RUNTIME;	2166	$map->{last_save} = $cf::RUNTIME;
1966		2167
…		…
1978		2179
1979	$cf::MAP{$path} = $map	2180	$cf::MAP{$path} = $map
1980	}	2181	}
1981	}	2182	}
1982		2183
1983	sub pre_load { }	2184	sub pre_load { }
1984	sub post_load { }	2185	#sub post_load { } # XS
1985		2186
1986	sub load {	2187	sub load {
1987	my ($self) = @_;	2188	my ($self) = @_;
1988		2189
1989	local $self->{deny_reset} = 1; # loading can take a long time	2190	local $self->{deny_reset} = 1; # loading can take a long time
…		…
1992		2193
1993	{	2194	{
1994	my $guard = cf::lock_acquire "map_data:$path";	2195	my $guard = cf::lock_acquire "map_data:$path";
1995		2196
1996	return unless $self->valid;	2197	return unless $self->valid;
1997	return unless $self->in_memory == cf::MAP_SWAPPED;	2198	return unless $self->state == cf::MAP_SWAPPED;
1998
1999	$self->in_memory (cf::MAP_LOADING);
2000		2199
2001	$self->alloc;	2200	$self->alloc;
2002		2201
2003	$self->pre_load;	2202	$self->pre_load;
2004	cf::cede_to_tick;	2203	cf::cede_to_tick;
2005		2204
		2205	if (exists $self->{load_path}) {
2006	my $f = new_from_file cf::object::thawer $self->{load_path};	2206	my $f = new_from_file cf::object::thawer $self->{load_path};
2007	$f->skip_block;	2207	$f->skip_block;
2008	$self->_load_objects ($f)	2208	$self->_load_objects ($f)
2009	or return;	2209	or return;
2010		2210
2011	$self->post_load_original	2211	$self->post_load_original
2012	if delete $self->{load_original};	2212	if delete $self->{load_original};
2013		2213
2014	if (my $uniq = $self->uniq_path) {	2214	if (my $uniq = $self->uniq_path) {
2015	utf8::encode $uniq;	2215	utf8::encode $uniq;
2016	unless (aio_stat $uniq) {	2216	unless (aio_stat $uniq) {
2017	if (my $f = new_from_file cf::object::thawer $uniq) {	2217	if (my $f = new_from_file cf::object::thawer $uniq) {
2018	$self->clear_unique_items;	2218	$self->clear_unique_items;
2019	$self->_load_objects ($f);	2219	$self->_load_objects ($f);
2020	$f->resolve_delayed_derefs;	2220	$f->resolve_delayed_derefs;
		2221	}
2021	}	2222	}
2022	}	2223	}
2023	}
2024		2224
2025	$f->resolve_delayed_derefs;	2225	$f->resolve_delayed_derefs;
		2226	} else {
		2227	$self->post_load_original
		2228	if delete $self->{load_original};
		2229	}
		2230
		2231	$self->state (cf::MAP_INACTIVE);
2026		2232
2027	cf::cede_to_tick;	2233	cf::cede_to_tick;
2028	# now do the right thing for maps	2234	# now do the right thing for maps
2029	$self->link_multipart_objects;	2235	$self->link_multipart_objects;
2030	$self->difficulty ($self->estimate_difficulty)	2236	$self->difficulty ($self->estimate_difficulty)
…		…
2033		2239
2034	unless ($self->{deny_activate}) {	2240	unless ($self->{deny_activate}) {
2035	$self->decay_objects;	2241	$self->decay_objects;
2036	$self->fix_auto_apply;	2242	$self->fix_auto_apply;
2037	$self->update_buttons;	2243	$self->update_buttons;
		2244	$self->post_load_physics;
2038	cf::cede_to_tick;	2245	cf::cede_to_tick;
2039	$self->set_darkness_map;	2246	#$self->activate; # no longer activate maps automatically
2040	cf::cede_to_tick;
2041	$self->activate;
2042	}	2247	}
2043		2248
2044	$self->{last_save} = $cf::RUNTIME;	2249	$self->{last_save} = $cf::RUNTIME;
2045	$self->last_access ($cf::RUNTIME);	2250	$self->last_access ($cf::RUNTIME);
2046
2047	$self->in_memory (cf::MAP_ACTIVE);
2048	}	2251	}
2049		2252
2050	$self->post_load;	2253	$self->post_load;
2051	}
2052		2254
		2255	1
		2256	}
		2257
		2258	# customize the map for a given player, i.e.
		2259	# return the _real_ map. used by e.g. per-player
		2260	# maps to change the path to ~playername/mappath
2053	sub customise_for {	2261	sub customise_for {
2054	my ($self, $ob) = @_;	2262	my ($self, $ob) = @_;
2055		2263
2056	return find "~" . $ob->name . "/" . $self->{path}	2264	return find "~" . $ob->name . "/" . $self->{path}
2057	if $self->per_player;	2265	if $self->per_player;
…		…
2073	or next;	2281	or next;
2074	$neigh = find $neigh, $map	2282	$neigh = find $neigh, $map
2075	or next;	2283	or next;
2076	$neigh->load;	2284	$neigh->load;
2077		2285
		2286	# now find the diagonal neighbours
2078	push @neigh,	2287	push @neigh,
2079	[$neigh->tile_path (($_ + 3) % 4), $neigh],	2288	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2080	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2289	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2081	}	2290	}
2082		2291
…		…
2089	}	2298	}
2090		2299
2091	sub find_sync {	2300	sub find_sync {
2092	my ($path, $origin) = @_;	2301	my ($path, $origin) = @_;
2093		2302
2094	cf::sync_job { find $path, $origin }	2303	# it's a bug to call this from the main context
		2304	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2305	if $Coro::current == $Coro::main;
		2306
		2307	find $path, $origin
2095	}	2308	}
2096		2309
2097	sub do_load_sync {	2310	sub do_load_sync {
2098	my ($map) = @_;	2311	my ($map) = @_;
2099		2312
		2313	# it's a bug to call this from the main context
2100	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2314	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2101	if $Coro::current == $Coro::main;	2315	if $Coro::current == $Coro::main;
2102		2316
2103	cf::sync_job { $map->load };	2317	$map->load;
2104	}	2318	}
2105		2319
2106	our %MAP_PREFETCH;	2320	our %MAP_PREFETCH;
2107	our $MAP_PREFETCHER = undef;	2321	our $MAP_PREFETCHER = undef;
2108		2322
2109	sub find_async {	2323	sub find_async {
2110	my ($path, $origin, $load) = @_;	2324	my ($path, $origin, $load) = @_;
2111		2325
2112	$path = normalise $path, $origin && $origin->{path};	2326	$path = normalise $path, $origin;
2113		2327
		2328	print "find async $path (from $origin)\n";#d#
		2329
2114	if (my $map = $cf::MAP{$path}) {	2330	if (my $map = $cf::MAP{$path}) {
2115	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;	2331	return $map if !$load || $map->linkable;
2116	}	2332	}
2117		2333
2118	$MAP_PREFETCH{$path} |= $load;	2334	$MAP_PREFETCH{$path} |= $load;
2119		2335
2120	$MAP_PREFETCHER ||= cf::async {	2336	$MAP_PREFETCHER ||= cf::async {
…		…
2134	$MAP_PREFETCHER->prio (6);	2350	$MAP_PREFETCHER->prio (6);
2135		2351
2136	()	2352	()
2137	}	2353	}
2138		2354
		2355	# common code, used by both ->save and ->swapout
2139	sub save {	2356	sub _save {
2140	my ($self) = @_;	2357	my ($self) = @_;
2141
2142	my $lock = cf::lock_acquire "map_data:$self->{path}";
2143		2358
2144	$self->{last_save} = $cf::RUNTIME;	2359	$self->{last_save} = $cf::RUNTIME;
2145		2360
2146	return unless $self->dirty;	2361	return unless $self->dirty;
2147		2362
…		…
2167	} else {	2382	} else {
2168	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2383	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2169	}	2384	}
2170	}	2385	}
2171		2386
		2387	sub save {
		2388	my ($self) = @_;
		2389
		2390	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2391
		2392	$self->_save;
		2393	}
		2394
2172	sub swap_out {	2395	sub swap_out {
2173	my ($self) = @_;	2396	my ($self) = @_;
2174		2397
2175	# save first because save cedes
2176	$self->save;
2177
2178	my $lock = cf::lock_acquire "map_data:$self->{path}";	2398	my $lock = cf::lock_acquire "map_data:$self->{path}";
2179		2399
		2400	return if !$self->linkable;
		2401	return if $self->{deny_save};
2180	return if $self->players;	2402	return if $self->players;
2181	return if $self->in_memory != cf::MAP_ACTIVE;	2403
		2404	# first deactivate the map and "unlink" it from the core
		2405	$self->deactivate;
		2406	$_->clear_links_to ($self) for values %cf::MAP;
		2407	$self->state (cf::MAP_SWAPPED);
		2408
		2409	# then atomically save
		2410	$self->_save;
		2411
		2412	# then free the map
		2413	$self->clear;
		2414	}
		2415
		2416	sub reset_at {
		2417	my ($self) = @_;
		2418
		2419	# TODO: safety, remove and allow resettable per-player maps
2182	return if $self->{deny_save};	2420	return 1e99 if $self->{deny_reset};
2183		2421
		2422	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2423	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2424
		2425	$time + $to
		2426	}
		2427
		2428	sub should_reset {
		2429	my ($self) = @_;
		2430
		2431	$self->reset_at <= $cf::RUNTIME
		2432	}
		2433
		2434	sub reset {
		2435	my ($self) = @_;
		2436
		2437	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2438
		2439	return if $self->players;
		2440
		2441	cf::trace "resetting map ", $self->path, "\n";
		2442
2184	$self->in_memory (cf::MAP_SWAPPED);	2443	$self->state (cf::MAP_SWAPPED);
		2444
		2445	# need to save uniques path
		2446	unless ($self->{deny_save}) {
		2447	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2448
		2449	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2450	if $uniq;
		2451	}
		2452
		2453	delete $cf::MAP{$self->path};
2185		2454
2186	$self->deactivate;	2455	$self->deactivate;
2187	$_->clear_links_to ($self) for values %cf::MAP;	2456	$_->clear_links_to ($self) for values %cf::MAP;
2188	$self->clear;	2457	$self->clear;
2189	}
2190
2191	sub reset_at {
2192	my ($self) = @_;
2193
2194	# TODO: safety, remove and allow resettable per-player maps
2195	return 1e99 if $self->{deny_reset};
2196
2197	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2198	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2199
2200	$time + $to
2201	}
2202
2203	sub should_reset {
2204	my ($self) = @_;
2205
2206	$self->reset_at <= $cf::RUNTIME
2207	}
2208
2209	sub reset {
2210	my ($self) = @_;
2211
2212	my $lock = cf::lock_acquire "map_data:$self->{path}";
2213
2214	return if $self->players;
2215
2216	warn "resetting map ", $self->path;
2217
2218	$self->in_memory (cf::MAP_SWAPPED);
2219
2220	# need to save uniques path
2221	unless ($self->{deny_save}) {
2222	my $uniq = $self->uniq_path; utf8::encode $uniq;
2223
2224	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2225	if $uniq;
2226	}
2227
2228	delete $cf::MAP{$self->path};
2229
2230	$self->deactivate;
2231	$_->clear_links_to ($self) for values %cf::MAP;
2232	$self->clear;
2233		2458
2234	$self->unlink_save;	2459	$self->unlink_save;
2235	$self->destroy;	2460	$self->destroy;
2236	}	2461	}
2237		2462
…		…
2245		2470
2246	delete $cf::MAP{$self->path};	2471	delete $cf::MAP{$self->path};
2247		2472
2248	$self->unlink_save;	2473	$self->unlink_save;
2249		2474
2250	bless $self, "cf::map";	2475	bless $self, "cf::map::wrap";
2251	delete $self->{deny_reset};	2476	delete $self->{deny_reset};
2252	$self->{deny_save} = 1;	2477	$self->{deny_save} = 1;
2253	$self->reset_timeout (1);	2478	$self->reset_timeout (1);
2254	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2479	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2255		2480
…		…
2312	: normalise $_	2537	: normalise $_
2313	} @{ aio_readdir $UNIQUEDIR or [] }	2538	} @{ aio_readdir $UNIQUEDIR or [] }
2314	]	2539	]
2315	}	2540	}
2316		2541
		2542	=item cf::map::static_maps
		2543
		2544	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2545	file in the shared directory excluding F</styles> and F</editor>). May
		2546	block.
		2547
		2548	=cut
		2549
		2550	sub static_maps() {
		2551	my @dirs = "";
		2552	my @maps;
		2553
		2554	while (@dirs) {
		2555	my $dir = shift @dirs;
		2556
		2557	next if $dir eq "/styles" || $dir eq "/editor";
		2558
		2559	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2560	or return;
		2561
		2562	for (@$files) {
		2563	s/\.map$// or next;
		2564	utf8::decode $_;
		2565	push @maps, "$dir/$_";
		2566	}
		2567
		2568	push @dirs, map "$dir/$_", @$dirs;
		2569	}
		2570
		2571	\@maps
		2572	}
		2573
2317	=back	2574	=back
2318		2575
2319	=head3 cf::object	2576	=head3 cf::object
2320		2577
2321	=cut	2578	=cut
…		…
2386		2643
2387	our $SAY_CHANNEL = {	2644	our $SAY_CHANNEL = {
2388	id => "say",	2645	id => "say",
2389	title => "Map",	2646	title => "Map",
2390	reply => "say ",	2647	reply => "say ",
2391	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",	2648	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
2392	};	2649	};
2393		2650
2394	our $CHAT_CHANNEL = {	2651	our $CHAT_CHANNEL = {
2395	id => "chat",	2652	id => "chat",
2396	title => "Chat",	2653	title => "Chat",
…		…
2453		2710
2454	Freezes the player and moves him/her to a special map (C<{link}>).	2711	Freezes the player and moves him/her to a special map (C<{link}>).
2455		2712
2456	The player should be reasonably safe there for short amounts of time (e.g.	2713	The player should be reasonably safe there for short amounts of time (e.g.
2457	for loading a map). You I<MUST> call C<leave_link> as soon as possible,	2714	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
2458	though, as the palyer cannot control the character while it is on the link	2715	though, as the player cannot control the character while it is on the link
2459	map.	2716	map.
2460		2717
2461	Will never block.	2718	Will never block.
2462		2719
2463	=item $player_object->leave_link ($map, $x, $y)	2720	=item $player_object->leave_link ($map, $x, $y)
…		…
2484	sub cf::object::player::enter_link {	2741	sub cf::object::player::enter_link {
2485	my ($self) = @_;	2742	my ($self) = @_;
2486		2743
2487	$self->deactivate_recursive;	2744	$self->deactivate_recursive;
2488		2745
		2746	++$self->{_link_recursion};
		2747
2489	return if UNIVERSAL::isa $self->map, "ext::map_link";	2748	return if UNIVERSAL::isa $self->map, "ext::map_link";
2490		2749
2491	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2750	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2492	if $self->map && $self->map->{path} ne "{link}";	2751	if $self->map && $self->map->{path} ne "{link}";
2493		2752
2494	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2753	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2495	}	2754	}
2496		2755
2497	sub cf::object::player::leave_link {	2756	sub cf::object::player::leave_link {
2498	my ($self, $map, $x, $y) = @_;	2757	my ($self, $map, $x, $y) = @_;
2499		2758
…		…
2516	($x, $y) = (-1, -1)	2775	($x, $y) = (-1, -1)
2517	unless (defined $x) && (defined $y);	2776	unless (defined $x) && (defined $y);
2518		2777
2519	# use -1 or undef as default coordinates, not 0, 0	2778	# use -1 or undef as default coordinates, not 0, 0
2520	($x, $y) = ($map->enter_x, $map->enter_y)	2779	($x, $y) = ($map->enter_x, $map->enter_y)
2521	if $x <=0 && $y <= 0;	2780	if $x <= 0 && $y <= 0;
2522		2781
2523	$map->load;	2782	$map->load;
2524	$map->load_neighbours;	2783	$map->load_neighbours;
2525		2784
2526	return unless $self->contr->active;	2785	return unless $self->contr->active;
2527	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2528	$self->activate_recursive;
2529		2786
2530	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2787	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2531	$self->enter_map ($map, $x, $y);	2788	if ($self->enter_map ($map, $x, $y)) {
2532	}	2789	# entering was successful
		2790	delete $self->{_link_recursion};
		2791	# only activate afterwards, to support waiting in hooks
		2792	$self->activate_recursive;
		2793	}
2533		2794
		2795	}
		2796
2534	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2797	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2535		2798
2536	Moves the player to the given map-path and coordinates by first freezing	2799	Moves the player to the given map-path and coordinates by first freezing
2537	her, loading and preparing them map, calling the provided $check callback	2800	her, loading and preparing them map, calling the provided $check callback
2538	that has to return the map if sucecssful, and then unfreezes the player on	2801	that has to return the map if sucecssful, and then unfreezes the player on
2539	the new (success) or old (failed) map position. In either case, $done will	2802	the new (success) or old (failed) map position. In either case, $done will
…		…
2546		2809
2547	our $GOTOGEN;	2810	our $GOTOGEN;
2548		2811
2549	sub cf::object::player::goto {	2812	sub cf::object::player::goto {
2550	my ($self, $path, $x, $y, $check, $done) = @_;	2813	my ($self, $path, $x, $y, $check, $done) = @_;
		2814
		2815	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2816	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2817	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2818	($path, $x, $y) = @$EMERGENCY_POSITION;
		2819	}
2551		2820
2552	# do generation counting so two concurrent goto's will be executed in-order	2821	# do generation counting so two concurrent goto's will be executed in-order
2553	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2822	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2554		2823
2555	$self->enter_link;	2824	$self->enter_link;
…		…
2575	($path, $x, $y) = (undef, undef, undef);	2844	($path, $x, $y) = (undef, undef, undef);
2576	}	2845	}
2577	}	2846	}
2578		2847
2579	my $map = eval {	2848	my $map = eval {
2580	my $map = defined $path ? cf::map::find $path : undef;	2849	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2581		2850
2582	if ($map) {	2851	if ($map) {
2583	$map = $map->customise_for ($self);	2852	$map = $map->customise_for ($self);
2584	$map = $check->($map) if $check && $map;	2853	$map = $check->($map, $x, $y, $self) if $check && $map;
2585	} else {	2854	} else {
2586	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2855	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2587	}	2856	}
2588		2857
2589	$map	2858	$map
…		…
2597	if ($gen == $self->{_goto_generation}) {	2866	if ($gen == $self->{_goto_generation}) {
2598	delete $self->{_goto_generation};	2867	delete $self->{_goto_generation};
2599	$self->leave_link ($map, $x, $y);	2868	$self->leave_link ($map, $x, $y);
2600	}	2869	}
2601		2870
2602	$done->() if $done;	2871	$done->($self) if $done;
2603	})->prio (1);	2872	})->prio (1);
2604	}	2873	}
2605		2874
2606	=item $player_object->enter_exit ($exit_object)	2875	=item $player_object->enter_exit ($exit_object)
2607		2876
…		…
2675	$Coro::current->{desc} = "enter_exit";	2944	$Coro::current->{desc} = "enter_exit";
2676		2945
2677	unless (eval {	2946	unless (eval {
2678	$self->deactivate_recursive; # just to be sure	2947	$self->deactivate_recursive; # just to be sure
2679		2948
2680	# random map handling
2681	{
2682	my $guard = cf::lock_acquire "exit_prepare:$exit";
2683
2684	prepare_random_map $exit
2685	if $exit->slaying eq "/!";
2686	}
2687
2688	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;	2949	my $map = cf::map::normalise $exit->slaying, $exit->map;
2689	my $x = $exit->stats->hp;	2950	my $x = $exit->stats->hp;
2690	my $y = $exit->stats->sp;	2951	my $y = $exit->stats->sp;
		2952
		2953	# special map handling
		2954	my $slaying = $exit->slaying;
		2955
		2956	# special map handling
		2957	if ($slaying eq "/!") {
		2958	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2959
		2960	prepare_random_map $exit
		2961	if $exit->slaying eq "/!"; # need to re-check after getting the lock
		2962
		2963	$map = $exit->slaying;
		2964
		2965	} elsif ($slaying eq '!up') {
		2966	$map = $exit->map->tile_path (cf::TILE_UP);
		2967	$x = $exit->x;
		2968	$y = $exit->y;
		2969
		2970	} elsif ($slaying eq '!down') {
		2971	$map = $exit->map->tile_path (cf::TILE_DOWN);
		2972	$x = $exit->x;
		2973	$y = $exit->y;
		2974	}
2691		2975
2692	$self->goto ($map, $x, $y);	2976	$self->goto ($map, $x, $y);
2693		2977
2694	# if exit is damned, update players death & WoR home-position	2978	# if exit is damned, update players death & WoR home-position
2695	$self->contr->savebed ($map, $x, $y)	2979	$self->contr->savebed ($map, $x, $y)
…		…
2700	$self->message ("Something went wrong deep within the deliantra server. "	2984	$self->message ("Something went wrong deep within the deliantra server. "
2701	. "I'll try to bring you back to the map you were before. "	2985	. "I'll try to bring you back to the map you were before. "
2702	. "Please report this to the dungeon master!",	2986	. "Please report this to the dungeon master!",
2703	cf::NDI_UNIQUE | cf::NDI_RED);	2987	cf::NDI_UNIQUE | cf::NDI_RED);
2704		2988
2705	warn "ERROR in enter_exit: $@";	2989	error "ERROR in enter_exit: $@";
2706	$self->leave_link;	2990	$self->leave_link;
2707	}	2991	}
2708	})->prio (1);	2992	})->prio (1);
2709	}	2993	}
2710		2994
…		…
2722	sub cf::client::send_drawinfo {	3006	sub cf::client::send_drawinfo {
2723	my ($self, $text, $flags) = @_;	3007	my ($self, $text, $flags) = @_;
2724		3008
2725	utf8::encode $text;	3009	utf8::encode $text;
2726	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	3010	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		3011	}
		3012
		3013	=item $client->send_big_packet ($pkt)
		3014
		3015	Like C<send_packet>, but tries to compress large packets, and fragments
		3016	them as required.
		3017
		3018	=cut
		3019
		3020	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		3021
		3022	sub cf::client::send_big_packet {
		3023	my ($self, $pkt) = @_;
		3024
		3025	# try lzf for large packets
		3026	$pkt = "lzf " . Compress::LZF::compress $pkt
		3027	if 1024 <= length $pkt and $self->{can_lzf};
		3028
		3029	# split very large packets
		3030	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		3031	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		3032	$pkt = "frag";
		3033	}
		3034
		3035	$self->send_packet ($pkt);
2727	}	3036	}
2728		3037
2729	=item $client->send_msg ($channel, $msg, $color, [extra...])	3038	=item $client->send_msg ($channel, $msg, $color, [extra...])
2730		3039
2731	Send a drawinfo or msg packet to the client, formatting the msg for the	3040	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2735		3044
2736	=cut	3045	=cut
2737		3046
2738	# non-persistent channels (usually the info channel)	3047	# non-persistent channels (usually the info channel)
2739	our %CHANNEL = (	3048	our %CHANNEL = (
		3049	"c/motd" => {
		3050	id => "infobox",
		3051	title => "MOTD",
		3052	reply => undef,
		3053	tooltip => "The message of the day",
		3054	},
2740	"c/identify" => {	3055	"c/identify" => {
2741	id => "infobox",	3056	id => "infobox",
2742	title => "Identify",	3057	title => "Identify",
2743	reply => undef,	3058	reply => undef,
2744	tooltip => "Items recently identified",	3059	tooltip => "Items recently identified",
…		…
2746	"c/examine" => {	3061	"c/examine" => {
2747	id => "infobox",	3062	id => "infobox",
2748	title => "Examine",	3063	title => "Examine",
2749	reply => undef,	3064	reply => undef,
2750	tooltip => "Signs and other items you examined",	3065	tooltip => "Signs and other items you examined",
		3066	},
		3067	"c/shopinfo" => {
		3068	id => "infobox",
		3069	title => "Shop Info",
		3070	reply => undef,
		3071	tooltip => "What your bargaining skill tells you about the shop",
2751	},	3072	},
2752	"c/book" => {	3073	"c/book" => {
2753	id => "infobox",	3074	id => "infobox",
2754	title => "Book",	3075	title => "Book",
2755	reply => undef,	3076	reply => undef,
…		…
2771	id => "infobox",	3092	id => "infobox",
2772	title => "Body Parts",	3093	title => "Body Parts",
2773	reply => undef,	3094	reply => undef,
2774	tooltip => "Shows which body parts you posess and are available",	3095	tooltip => "Shows which body parts you posess and are available",
2775	},	3096	},
		3097	"c/statistics" => {
		3098	id => "infobox",
		3099	title => "Statistics",
		3100	reply => undef,
		3101	tooltip => "Shows your primary statistics",
		3102	},
2776	"c/skills" => {	3103	"c/skills" => {
2777	id => "infobox",	3104	id => "infobox",
2778	title => "Skills",	3105	title => "Skills",
2779	reply => undef,	3106	reply => undef,
2780	tooltip => "Shows your experience per skill and item power",	3107	tooltip => "Shows your experience per skill and item power",
		3108	},
		3109	"c/shopitems" => {
		3110	id => "infobox",
		3111	title => "Shop Items",
		3112	reply => undef,
		3113	tooltip => "Shows the items currently for sale in this shop",
		3114	},
		3115	"c/resistances" => {
		3116	id => "infobox",
		3117	title => "Resistances",
		3118	reply => undef,
		3119	tooltip => "Shows your resistances",
		3120	},
		3121	"c/pets" => {
		3122	id => "infobox",
		3123	title => "Pets",
		3124	reply => undef,
		3125	tooltip => "Shows information abotu your pets/a specific pet",
		3126	},
		3127	"c/perceiveself" => {
		3128	id => "infobox",
		3129	title => "Perceive Self",
		3130	reply => undef,
		3131	tooltip => "You gained detailed knowledge about yourself",
2781	},	3132	},
2782	"c/uptime" => {	3133	"c/uptime" => {
2783	id => "infobox",	3134	id => "infobox",
2784	title => "Uptime",	3135	title => "Uptime",
2785	reply => undef,	3136	reply => undef,
…		…
2795	id => "party",	3146	id => "party",
2796	title => "Party",	3147	title => "Party",
2797	reply => "gsay ",	3148	reply => "gsay ",
2798	tooltip => "Messages and chat related to your party",	3149	tooltip => "Messages and chat related to your party",
2799	},	3150	},
		3151	"c/death" => {
		3152	id => "death",
		3153	title => "Death",
		3154	reply => undef,
		3155	tooltip => "Reason for and more info about your most recent death",
		3156	},
		3157	"c/say" => $SAY_CHANNEL,
		3158	"c/chat" => $CHAT_CHANNEL,
2800	);	3159	);
2801		3160
2802	sub cf::client::send_msg {	3161	sub cf::client::send_msg {
2803	my ($self, $channel, $msg, $color, @extra) = @_;	3162	my ($self, $channel, $msg, $color, @extra) = @_;
2804		3163
…		…
2809		3168
2810	# check predefined channels, for the benefit of C	3169	# check predefined channels, for the benefit of C
2811	if ($CHANNEL{$channel}) {	3170	if ($CHANNEL{$channel}) {
2812	$channel = $CHANNEL{$channel};	3171	$channel = $CHANNEL{$channel};
2813		3172
2814	$self->ext_msg (channel_info => $channel)	3173	$self->ext_msg (channel_info => $channel);
2815	if $self->can_msg;
2816
2817	$channel = $channel->{id};	3174	$channel = $channel->{id};
2818		3175
2819	} elsif (ref $channel) {	3176	} elsif (ref $channel) {
2820	# send meta info to client, if not yet sent	3177	# send meta info to client, if not yet sent
2821	unless (exists $self->{channel}{$channel->{id}}) {	3178	unless (exists $self->{channel}{$channel->{id}}) {
2822	$self->{channel}{$channel->{id}} = $channel;	3179	$self->{channel}{$channel->{id}} = $channel;
2823	$self->ext_msg (channel_info => $channel)	3180	$self->ext_msg (channel_info => $channel);
2824	if $self->can_msg;
2825	}	3181	}
2826		3182
2827	$channel = $channel->{id};	3183	$channel = $channel->{id};
2828	}	3184	}
2829		3185
2830	return unless @extra || length $msg;	3186	return unless @extra || length $msg;
2831		3187
2832	if ($self->can_msg) {
2833	# default colour, mask it out	3188	# default colour, mask it out
2834	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3189	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2835	if $color & cf::NDI_DEF;	3190	if $color & cf::NDI_DEF;
2836		3191
2837	my $pkt = "msg "	3192	my $pkt = "msg "
2838	. $self->{json_coder}->encode (	3193	. $self->{json_coder}->encode (
2839	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]	3194	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2840	);	3195	);
2841		3196
2842	# try lzf for large packets
2843	$pkt = "lzf " . Compress::LZF::compress $pkt
2844	if 1024 <= length $pkt and $self->{can_lzf};
2845
2846	# split very large packets
2847	if (8192 < length $pkt and $self->{can_lzf}) {
2848	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2849	$pkt = "frag";
2850	}
2851
2852	$self->send_packet ($pkt);	3197	$self->send_big_packet ($pkt);
2853	} else {
2854	if ($color >= 0) {
2855	# replace some tags by gcfclient-compatible ones
2856	for ($msg) {
2857	1 while
2858	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2859	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2860	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2861	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2862	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2863	}
2864
2865	$color &= cf::NDI_COLOR_MASK;
2866
2867	utf8::encode $msg;
2868
2869	if (0 && $msg =~ /\[/) {
2870	# COMMAND/INFO
2871	$self->send_packet ("drawextinfo $color 10 8 $msg")
2872	} else {
2873	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2874	$self->send_packet ("drawinfo $color $msg")
2875	}
2876	}
2877	}
2878	}	3198	}
2879		3199
2880	=item $client->ext_msg ($type, @msg)	3200	=item $client->ext_msg ($type, @msg)
2881		3201
2882	Sends an ext event to the client.	3202	Sends an ext event to the client.
…		…
2885		3205
2886	sub cf::client::ext_msg($$@) {	3206	sub cf::client::ext_msg($$@) {
2887	my ($self, $type, @msg) = @_;	3207	my ($self, $type, @msg) = @_;
2888		3208
2889	if ($self->extcmd == 2) {	3209	if ($self->extcmd == 2) {
2890	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3210	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2891	} elsif ($self->extcmd == 1) { # TODO: remove	3211	} elsif ($self->extcmd == 1) { # TODO: remove
2892	push @msg, msgtype => "event_$type";	3212	push @msg, msgtype => "event_$type";
2893	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3213	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2894	}	3214	}
2895	}	3215	}
2896		3216
2897	=item $client->ext_reply ($msgid, @msg)	3217	=item $client->ext_reply ($msgid, @msg)
2898		3218
…		…
2902		3222
2903	sub cf::client::ext_reply($$@) {	3223	sub cf::client::ext_reply($$@) {
2904	my ($self, $id, @msg) = @_;	3224	my ($self, $id, @msg) = @_;
2905		3225
2906	if ($self->extcmd == 2) {	3226	if ($self->extcmd == 2) {
2907	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3227	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2908	} elsif ($self->extcmd == 1) {	3228	} elsif ($self->extcmd == 1) {
2909	#TODO: version 1, remove	3229	#TODO: version 1, remove
2910	unshift @msg, msgtype => "reply", msgid => $id;	3230	unshift @msg, msgtype => "reply", msgid => $id;
2911	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3231	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2912	}	3232	}
2913	}	3233	}
2914		3234
2915	=item $success = $client->query ($flags, "text", \&cb)	3235	=item $success = $client->query ($flags, "text", \&cb)
2916		3236
…		…
2987		3307
2988	$ns->ext_reply ($reply, @reply)	3308	$ns->ext_reply ($reply, @reply)
2989	if $reply;	3309	if $reply;
2990		3310
2991	} else {	3311	} else {
2992	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3312	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2993	}	3313	}
2994		3314
2995	cf::override;	3315	cf::override;
2996	},	3316	},
2997	);	3317	);
…		…
3017		3337
3018	$coro	3338	$coro
3019	}	3339	}
3020		3340
3021	cf::client->attach (	3341	cf::client->attach (
3022	on_destroy => sub {	3342	on_client_destroy => sub {
3023	my ($ns) = @_;	3343	my ($ns) = @_;
3024		3344
3025	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3345	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
3026	},	3346	},
3027	);	3347	);
…		…
3043	our $safe_hole = new Safe::Hole;	3363	our $safe_hole = new Safe::Hole;
3044		3364
3045	$SIG{FPE} = 'IGNORE';	3365	$SIG{FPE} = 'IGNORE';
3046		3366
3047	$safe->permit_only (Opcode::opset qw(	3367	$safe->permit_only (Opcode::opset qw(
3048	:base_core :base_mem :base_orig :base_math	3368	:base_core :base_mem :base_orig :base_math :base_loop
3049	grepstart grepwhile mapstart mapwhile	3369	grepstart grepwhile mapstart mapwhile
3050	sort time	3370	sort time
3051	));	3371	));
3052		3372
3053	# here we export the classes and methods available to script code	3373	# here we export the classes and methods available to script code
…		…
3057	The following functions and methods are available within a safe environment:	3377	The following functions and methods are available within a safe environment:
3058		3378
3059	cf::object	3379	cf::object
3060	contr pay_amount pay_player map x y force_find force_add destroy	3380	contr pay_amount pay_player map x y force_find force_add destroy
3061	insert remove name archname title slaying race decrease split	3381	insert remove name archname title slaying race decrease split
		3382	value
3062		3383
3063	cf::object::player	3384	cf::object::player
3064	player	3385	player
3065		3386
3066	cf::player	3387	cf::player
…		…
3072	=cut	3393	=cut
3073		3394
3074	for (	3395	for (
3075	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3396	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3076	insert remove inv nrof name archname title slaying race	3397	insert remove inv nrof name archname title slaying race
3077	decrease split destroy change_exp)],	3398	decrease split destroy change_exp value msg lore send_msg)],
3078	["cf::object::player" => qw(player)],	3399	["cf::object::player" => qw(player)],
3079	["cf::player" => qw(peaceful)],	3400	["cf::player" => qw(peaceful send_msg)],
3080	["cf::map" => qw(trigger)],	3401	["cf::map" => qw(trigger)],
3081	) {	3402	) {
3082	no strict 'refs';
3083	my ($pkg, @funs) = @$_;	3403	my ($pkg, @funs) = @$_;
3084	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3404	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3085	for @funs;	3405	for @funs;
3086	}	3406	}
3087		3407
…		…
3102		3422
3103	my $qcode = $code;	3423	my $qcode = $code;
3104	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3424	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3105	$qcode =~ s/\n/\\n/g;	3425	$qcode =~ s/\n/\\n/g;
3106		3426
		3427	%vars = (_dummy => 0) unless %vars;
		3428
		3429	my @res;
3107	local $_;	3430	local $_;
3108	local @safe::cf::_safe_eval_args = values %vars;
3109		3431
3110	my $eval =	3432	my $eval =
3111	"do {\n"	3433	"do {\n"
3112	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3434	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3113	. "#line 0 \"{$qcode}\"\n"	3435	. "#line 0 \"{$qcode}\"\n"
3114	. $code	3436	. $code
3115	. "\n}"	3437	. "\n}"
3116	;	3438	;
3117		3439
		3440	if ($CFG{safe_eval}) {
3118	sub_generation_inc;	3441	sub_generation_inc;
		3442	local @safe::cf::_safe_eval_args = values %vars;
3119	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3443	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3120	sub_generation_inc;	3444	sub_generation_inc;
		3445	} else {
		3446	local @cf::_safe_eval_args = values %vars;
		3447	@res = wantarray ? eval eval : scalar eval $eval;
		3448	}
3121		3449
3122	if ($@) {	3450	if ($@) {
3123	warn "$@";	3451	warn "$@",
3124	warn "while executing safe code '$code'\n";	3452	"while executing safe code '$code'\n",
3125	warn "with arguments " . (join " ", %vars) . "\n";	3453	"with arguments " . (join " ", %vars) . "\n";
3126	}	3454	}
3127		3455
3128	wantarray ? @res : $res[0]	3456	wantarray ? @res : $res[0]
3129	}	3457	}
3130		3458
…		…
3144	=cut	3472	=cut
3145		3473
3146	sub register_script_function {	3474	sub register_script_function {
3147	my ($fun, $cb) = @_;	3475	my ($fun, $cb) = @_;
3148		3476
3149	no strict 'refs';	3477	$fun = "safe::$fun" if $CFG{safe_eval};
3150	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3478	*$fun = $safe_hole->wrap ($cb);
3151	}	3479	}
3152		3480
3153	=back	3481	=back
3154		3482
3155	=cut	3483	=cut
…		…
3164	# for this (global event?)	3492	# for this (global event?)
3165	%ext::player_env::MUSIC_FACE_CACHE = ();	3493	%ext::player_env::MUSIC_FACE_CACHE = ();
3166		3494
3167	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3495	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3168		3496
3169	warn "loading facedata from $path\n";	3497	trace "loading facedata from $path\n";
3170		3498
3171	my $facedata;	3499	my $facedata = decode_storable load_file $path;
3172	0 < aio_load $path, $facedata
3173	or die "$path: $!";
3174
3175	$facedata = Coro::Storable::thaw $facedata;
3176		3500
3177	$facedata->{version} == 2	3501	$facedata->{version} == 2
3178	or cf::cleanup "$path: version mismatch, cannot proceed.";	3502	or cf::cleanup "$path: version mismatch, cannot proceed.";
3179		3503
3180	# patch in the exptable	3504	# patch in the exptable
		3505	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3181	$facedata->{resource}{"res/exp_table"} = {	3506	$facedata->{resource}{"res/exp_table"} = {
3182	type => FT_RSRC,	3507	type => FT_RSRC,
3183	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3508	data => $exp_table,
		3509	hash => (Digest::MD5::md5 $exp_table),
3184	};	3510	};
3185	cf::cede_to_tick;	3511	cf::cede_to_tick;
3186		3512
3187	{	3513	{
3188	my $faces = $facedata->{faceinfo};	3514	my $faces = $facedata->{faceinfo};
…		…
3190	while (my ($face, $info) = each %$faces) {	3516	while (my ($face, $info) = each %$faces) {
3191	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3517	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3192		3518
3193	cf::face::set_visibility $idx, $info->{visibility};	3519	cf::face::set_visibility $idx, $info->{visibility};
3194	cf::face::set_magicmap $idx, $info->{magicmap};	3520	cf::face::set_magicmap $idx, $info->{magicmap};
3195	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3521	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3196	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3522	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
		3523	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
3197		3524
3198	cf::cede_to_tick;	3525	cf::cede_to_tick;
3199	}	3526	}
3200		3527
3201	while (my ($face, $info) = each %$faces) {	3528	while (my ($face, $info) = each %$faces) {
…		…
3206		3533
3207	if (my $smooth = cf::face::find $info->{smooth}) {	3534	if (my $smooth = cf::face::find $info->{smooth}) {
3208	cf::face::set_smooth $idx, $smooth;	3535	cf::face::set_smooth $idx, $smooth;
3209	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3536	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3210	} else {	3537	} else {
3211	warn "smooth face '$info->{smooth}' not found for face '$face'";	3538	error "smooth face '$info->{smooth}' not found for face '$face'";
3212	}	3539	}
3213		3540
3214	cf::cede_to_tick;	3541	cf::cede_to_tick;
3215	}	3542	}
3216	}	3543	}
…		…
3225		3552
3226	cf::anim::invalidate_all; # d'oh	3553	cf::anim::invalidate_all; # d'oh
3227	}	3554	}
3228		3555
3229	{	3556	{
3230	# TODO: for gcfclient pleasure, we should give resources
3231	# that gcfclient doesn't grok a >10000 face index.
3232	my $res = $facedata->{resource};	3557	my $res = $facedata->{resource};
3233		3558
3234	while (my ($name, $info) = each %$res) {	3559	while (my ($name, $info) = each %$res) {
3235	if (defined $info->{type}) {	3560	if (defined $info->{type}) {
3236	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3561	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3237	my $data;
3238		3562
3239	if ($info->{type} & 1) {	3563	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3240	# prepend meta info
3241
3242	my $meta = $enc->encode ({
3243	name => $name,
3244	%{ $info->{meta} || {} },
3245	});
3246
3247	$data = pack "(w/a*)*", $meta, $info->{data};
3248	} else {
3249	$data = $info->{data};
3250	}
3251
3252	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3253	cf::face::set_type $idx, $info->{type};	3564	cf::face::set_type $idx, $info->{type};
3254	} else {	3565	} else {
3255	$RESOURCE{$name} = $info;	3566	$RESOURCE{$name} = $info; # unused
3256	}	3567	}
3257		3568
3258	cf::cede_to_tick;	3569	cf::cede_to_tick;
3259	}	3570	}
3260	}	3571	}
3261		3572
3262	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);	3573	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3263		3574
3264	1	3575	1
3265	}	3576	}
3266
3267	cf::global->attach (on_resource_update => sub {
3268	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3269	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3270
3271	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3272	my $sound = $soundconf->{compat}[$_]
3273	or next;
3274
3275	my $face = cf::face::find "sound/$sound->[1]";
3276	cf::sound::set $sound->[0] => $face;
3277	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3278	}
3279
3280	while (my ($k, $v) = each %{$soundconf->{event}}) {
3281	my $face = cf::face::find "sound/$v";
3282	cf::sound::set $k => $face;
3283	}
3284	}
3285	});
3286		3577
3287	register_exticmd fx_want => sub {	3578	register_exticmd fx_want => sub {
3288	my ($ns, $want) = @_;	3579	my ($ns, $want) = @_;
3289		3580
3290	while (my ($k, $v) = each %$want) {	3581	while (my ($k, $v) = each %$want) {
…		…
3329	sub reload_treasures {	3620	sub reload_treasures {
3330	load_resource_file "$DATADIR/treasures"	3621	load_resource_file "$DATADIR/treasures"
3331	or die "unable to load treasurelists\n";	3622	or die "unable to load treasurelists\n";
3332	}	3623	}
3333		3624
		3625	sub reload_sound {
		3626	trace "loading sound config from $DATADIR/sound\n";
		3627
		3628	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3629
		3630	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3631	my $sound = $soundconf->{compat}[$_]
		3632	or next;
		3633
		3634	my $face = cf::face::find "sound/$sound->[1]";
		3635	cf::sound::set $sound->[0] => $face;
		3636	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3637	}
		3638
		3639	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3640	my $face = cf::face::find "sound/$v";
		3641	cf::sound::set $k => $face;
		3642	}
		3643	}
		3644
3334	sub reload_resources {	3645	sub reload_resources {
3335	warn "reloading resource files...\n";	3646	trace "reloading resource files...\n";
3336		3647
		3648	reload_exp_table;
		3649	reload_materials;
3337	reload_facedata;	3650	reload_facedata;
		3651	reload_sound;
3338	reload_archetypes;	3652	reload_archetypes;
3339	reload_regions;	3653	reload_regions;
3340	reload_treasures;	3654	reload_treasures;
3341		3655
3342	warn "finished reloading resource files\n";	3656	trace "finished reloading resource files\n";
3343	}
3344
3345	sub init {
3346	my $guard = freeze_mainloop;
3347
3348	evthread_start IO::AIO::poll_fileno;
3349
3350	reload_resources;
3351	}	3657	}
3352		3658
3353	sub reload_config {	3659	sub reload_config {
3354	open my $fh, "<:utf8", "$CONFDIR/config"	3660	trace "reloading config file...\n";
3355	or return;
3356		3661
3357	local $/;	3662	my $config = load_file "$CONFDIR/config";
3358	*CFG = YAML::Load <$fh>;	3663	utf8::decode $config;
		3664	*CFG = decode_yaml $config;
3359		3665
3360	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3666	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3361		3667
3362	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3668	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3363	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3669	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3364		3670
3365	if (exists $CFG{mlockall}) {	3671	if (exists $CFG{mlockall}) {
…		…
3388		3694
3389	seek $fh, 0, 0;	3695	seek $fh, 0, 0;
3390	print $fh $$;	3696	print $fh $$;
3391	}	3697	}
3392		3698
		3699	sub main_loop {
		3700	trace "EV::loop starting\n";
		3701	if (1) {
		3702	EV::loop;
		3703	}
		3704	trace "EV::loop returned\n";
		3705	goto &main_loop unless $REALLY_UNLOOP;
		3706	}
		3707
3393	sub main {	3708	sub main {
3394	atomic;	3709	cf::init_globals; # initialise logging
		3710
		3711	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3712	LOG llevInfo, "Copyright (C) 2005-2011 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3713	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3714	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3715
		3716	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3395		3717
3396	# we must not ever block the main coroutine	3718	# we must not ever block the main coroutine
3397	local $Coro::idle = sub {	3719	local $Coro::idle = sub {
3398	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3720	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3399	(async {	3721	(async {
3400	$Coro::current->{desc} = "IDLE BUG HANDLER";	3722	$Coro::current->{desc} = "IDLE BUG HANDLER";
3401	EV::loop EV::LOOP_ONESHOT;	3723	EV::loop EV::LOOP_ONESHOT;
3402	})->prio (Coro::PRIO_MAX);	3724	})->prio (Coro::PRIO_MAX);
3403	};	3725	};
3404		3726
3405	{	3727	evthread_start IO::AIO::poll_fileno;
3406	my $guard = freeze_mainloop;	3728
		3729	cf::sync_job {
		3730	cf::incloader::init ();
		3731
		3732	cf::init_anim;
		3733	cf::init_attackmess;
		3734	cf::init_dynamic;
		3735
		3736	cf::load_settings;
		3737
		3738	reload_resources;
3407	reload_config;	3739	reload_config;
3408	db_init;	3740	db_init;
		3741
		3742	cf::init_uuid;
		3743	cf::init_signals;
		3744	cf::init_skills;
		3745
		3746	cf::init_beforeplay;
		3747
		3748	atomic;
		3749
3409	load_extensions;	3750	load_extensions;
3410		3751
3411	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3412	}
3413
3414	utime time, time, $RUNTIMEFILE;	3752	utime time, time, $RUNTIMEFILE;
3415		3753
3416	# no (long-running) fork's whatsoever before this point(!)	3754	# no (long-running) fork's whatsoever before this point(!)
		3755	use POSIX ();
3417	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};	3756	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
3418		3757
3419	EV::loop;	3758	cf::_post_init 0;
		3759	};
		3760
		3761	cf::object::thawer::errors_are_fatal 0;
		3762	info "parse errors in files are no longer fatal from this point on.\n";
		3763
		3764	my $free_main; $free_main = EV::idle sub {
		3765	undef $free_main;
		3766	undef &main; # free gobs of memory :)
		3767	};
		3768
		3769	goto &main_loop;
3420	}	3770	}
3421		3771
3422	#############################################################################	3772	#############################################################################
3423	# initialisation and cleanup	3773	# initialisation and cleanup
3424		3774
3425	# install some emergency cleanup handlers	3775	# install some emergency cleanup handlers
3426	BEGIN {	3776	BEGIN {
3427	our %SIGWATCHER = ();	3777	our %SIGWATCHER = ();
3428	for my $signal (qw(INT HUP TERM)) {	3778	for my $signal (qw(INT HUP TERM)) {
3429	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3779	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3430	cf::cleanup "SIG$signal";	3780	cf::cleanup "SIG$signal";
3431	};	3781	};
3432	}	3782	}
3433	}	3783	}
3434		3784
3435	sub write_runtime_sync {	3785	sub write_runtime_sync {
		3786	my $t0 = AE::time;
		3787
3436	# first touch the runtime file to show we are still running:	3788	# first touch the runtime file to show we are still running:
3437	# the fsync below can take a very very long time.	3789	# the fsync below can take a very very long time.
3438		3790
3439	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;	3791	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3440		3792
3441	my $guard = cf::lock_acquire "write_runtime";	3793	my $guard = cf::lock_acquire "write_runtime";
3442		3794
3443	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644	3795	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3444	or return;	3796	or return;
3445		3797
3446	my $value = $cf::RUNTIME + 90 + 10;	3798	my $value = $cf::RUNTIME + 90 + 10;
3447	# 10 is the runtime save interval, for a monotonic clock	3799	# 10 is the runtime save interval, for a monotonic clock
3448	# 60 allows for the watchdog to kill the server.	3800	# 60 allows for the watchdog to kill the server.
…		…
3461	or return;	3813	or return;
3462		3814
3463	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE	3815	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3464	and return;	3816	and return;
3465		3817
3466	warn "runtime file written.\n";	3818	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3467		3819
3468	1	3820	1
3469	}	3821	}
3470		3822
3471	our $uuid_lock;	3823	our $uuid_lock;
…		…
3480	my $uuid = "$LOCALDIR/uuid";	3832	my $uuid = "$LOCALDIR/uuid";
3481		3833
3482	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644	3834	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
3483	or return;	3835	or return;
3484		3836
3485	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;	3837	my $value = uuid_seq uuid_cur;
		3838
		3839	unless ($value) {
		3840	info "cowardly refusing to write zero uuid value!\n";
		3841	return;
		3842	}
		3843
		3844	my $value = uuid_str $value + $uuid_skip;
3486	$uuid_skip = 0;	3845	$uuid_skip = 0;
3487		3846
3488	(aio_write $fh, 0, (length $value), $value, 0) <= 0	3847	(aio_write $fh, 0, (length $value), $value, 0) <= 0
3489	and return;	3848	and return;
3490		3849
…		…
3496	or return;	3855	or return;
3497		3856
3498	aio_rename "$uuid~", $uuid	3857	aio_rename "$uuid~", $uuid
3499	and return;	3858	and return;
3500		3859
3501	warn "uuid file written ($value).\n";	3860	trace "uuid file written ($value).\n";
3502		3861
3503	1	3862	1
3504		3863
3505	}	3864	}
3506		3865
…		…
3512	}	3871	}
3513		3872
3514	sub emergency_save() {	3873	sub emergency_save() {
3515	my $freeze_guard = cf::freeze_mainloop;	3874	my $freeze_guard = cf::freeze_mainloop;
3516		3875
3517	warn "enter emergency perl save\n";	3876	info "emergency_perl_save: enter\n";
		3877
		3878	# this is a trade-off: we want to be very quick here, so
		3879	# save all maps without fsync, and later call a global sync
		3880	# (which in turn might be very very slow)
		3881	local $USE_FSYNC = 0;
3518		3882
3519	cf::sync_job {	3883	cf::sync_job {
		3884	cf::write_runtime_sync; # external watchdog should not bark
		3885
3520	# use a peculiar iteration method to avoid tripping on perl	3886	# use a peculiar iteration method to avoid tripping on perl
3521	# refcount bugs in for. also avoids problems with players	3887	# refcount bugs in for. also avoids problems with players
3522	# and maps saved/destroyed asynchronously.	3888	# and maps saved/destroyed asynchronously.
3523	warn "begin emergency player save\n";	3889	info "emergency_perl_save: begin player save\n";
3524	for my $login (keys %cf::PLAYER) {	3890	for my $login (keys %cf::PLAYER) {
3525	my $pl = $cf::PLAYER{$login} or next;	3891	my $pl = $cf::PLAYER{$login} or next;
3526	$pl->valid or next;	3892	$pl->valid or next;
3527	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3893	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3528	$pl->save;	3894	$pl->save;
3529	}	3895	}
3530	warn "end emergency player save\n";	3896	info "emergency_perl_save: end player save\n";
3531		3897
3532	warn "begin emergency map save\n";	3898	cf::write_runtime_sync; # external watchdog should not bark
		3899
		3900	info "emergency_perl_save: begin map save\n";
3533	for my $path (keys %cf::MAP) {	3901	for my $path (keys %cf::MAP) {
3534	my $map = $cf::MAP{$path} or next;	3902	my $map = $cf::MAP{$path} or next;
3535	$map->valid or next;	3903	$map->valid or next;
3536	$map->save;	3904	$map->save;
3537	}	3905	}
3538	warn "end emergency map save\n";	3906	info "emergency_perl_save: end map save\n";
3539		3907
3540	warn "begin emergency database checkpoint\n";	3908	cf::write_runtime_sync; # external watchdog should not bark
		3909
		3910	info "emergency_perl_save: begin database checkpoint\n";
3541	BDB::db_env_txn_checkpoint $DB_ENV;	3911	BDB::db_env_txn_checkpoint $DB_ENV;
3542	warn "end emergency database checkpoint\n";	3912	info "emergency_perl_save: end database checkpoint\n";
3543		3913
3544	warn "begin write uuid\n";	3914	info "emergency_perl_save: begin write uuid\n";
3545	write_uuid_sync 1;	3915	write_uuid_sync 1;
3546	warn "end write uuid\n";	3916	info "emergency_perl_save: end write uuid\n";
		3917
		3918	cf::write_runtime_sync; # external watchdog should not bark
		3919
		3920	trace "emergency_perl_save: syncing database to disk";
		3921	BDB::db_env_txn_checkpoint $DB_ENV;
		3922
		3923	info "emergency_perl_save: starting sync\n";
		3924	IO::AIO::aio_sync sub {
		3925	info "emergency_perl_save: finished sync\n";
		3926	};
		3927
		3928	cf::write_runtime_sync; # external watchdog should not bark
		3929
		3930	trace "emergency_perl_save: flushing outstanding aio requests";
		3931	while (IO::AIO::nreqs || BDB::nreqs) {
		3932	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
		3933	}
		3934
		3935	cf::write_runtime_sync; # external watchdog should not bark
3547	};	3936	};
3548		3937
3549	warn "leave emergency perl save\n";	3938	info "emergency_perl_save: leave\n";
3550	}	3939	}
3551		3940
3552	sub post_cleanup {	3941	sub post_cleanup {
3553	my ($make_core) = @_;	3942	my ($make_core) = @_;
3554		3943
		3944	IO::AIO::flush;
		3945
3555	warn Carp::longmess "post_cleanup backtrace"	3946	error Carp::longmess "post_cleanup backtrace"
3556	if $make_core;	3947	if $make_core;
3557		3948
3558	my $fh = pidfile;	3949	my $fh = pidfile;
3559	unlink $PIDFILE if <$fh> == $$;	3950	unlink $PIDFILE if <$fh> == $$;
3560	}	3951	}
…		…
3580	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};	3971	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
3581	for my $name (keys %$leaf_symtab) {	3972	for my $name (keys %$leaf_symtab) {
3582	_gv_clear *{"$pkg$name"};	3973	_gv_clear *{"$pkg$name"};
3583	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};	3974	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
3584	}	3975	}
3585	warn "cleared package #$pkg\n";#d#
3586	}	3976	}
3587
3588	our $RELOAD; # how many times to reload
3589		3977
3590	sub do_reload_perl() {	3978	sub do_reload_perl() {
3591	# can/must only be called in main	3979	# can/must only be called in main
3592	if ($Coro::current != $Coro::main) {	3980	unless (in_main) {
3593	warn "can only reload from main coroutine";	3981	error "can only reload from main coroutine";
3594	return;	3982	return;
3595	}	3983	}
3596		3984
3597	return if $RELOAD++;	3985	return if $RELOAD++;
3598		3986
		3987	my $t1 = AE::time;
		3988
3599	while ($RELOAD) {	3989	while ($RELOAD) {
3600	warn "reloading...";	3990	cf::get_slot 0.1, -1, "reload_perl";
		3991	info "perl_reload: reloading...";
3601		3992
3602	warn "entering sync_job";	3993	trace "perl_reload: entering sync_job";
3603		3994
3604	cf::sync_job {	3995	cf::sync_job {
3605	cf::write_runtime_sync; # external watchdog should not bark
3606	cf::emergency_save;	3996	#cf::emergency_save;
3607	cf::write_runtime_sync; # external watchdog should not bark
3608		3997
3609	warn "syncing database to disk";
3610	BDB::db_env_txn_checkpoint $DB_ENV;
3611
3612	# if anything goes wrong in here, we should simply crash as we already saved
3613
3614	warn "flushing outstanding aio requests";
3615	while (IO::AIO::nreqs || BDB::nreqs) {
3616	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3617	}
3618
3619	warn "cancelling all extension coros";	3998	trace "perl_reload: cancelling all extension coros";
3620	$_->cancel for values %EXT_CORO;	3999	$_->cancel for values %EXT_CORO;
3621	%EXT_CORO = ();	4000	%EXT_CORO = ();
3622		4001
3623	warn "removing commands";	4002	trace "perl_reload: removing commands";
3624	%COMMAND = ();	4003	%COMMAND = ();
3625		4004
3626	warn "removing ext/exti commands";	4005	trace "perl_reload: removing ext/exti commands";
3627	%EXTCMD = ();	4006	%EXTCMD = ();
3628	%EXTICMD = ();	4007	%EXTICMD = ();
3629		4008
3630	warn "unloading/nuking all extensions";	4009	trace "perl_reload: unloading/nuking all extensions";
3631	for my $pkg (@EXTS) {	4010	for my $pkg (@EXTS) {
3632	warn "... unloading $pkg";	4011	trace "... unloading $pkg";
3633		4012
3634	if (my $cb = $pkg->can ("unload")) {	4013	if (my $cb = $pkg->can ("unload")) {
3635	eval {	4014	eval {
3636	$cb->($pkg);	4015	$cb->($pkg);
3637	1	4016	1
3638	} or warn "$pkg unloaded, but with errors: $@";	4017	} or error "$pkg unloaded, but with errors: $@";
3639	}	4018	}
3640		4019
3641	warn "... clearing $pkg";	4020	trace "... clearing $pkg";
3642	clear_package $pkg;	4021	clear_package $pkg;
3643	}	4022	}
3644		4023
3645	warn "unloading all perl modules loaded from $LIBDIR";	4024	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3646	while (my ($k, $v) = each %INC) {	4025	while (my ($k, $v) = each %INC) {
3647	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4026	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3648		4027
3649	warn "... unloading $k";	4028	trace "... unloading $k";
3650	delete $INC{$k};	4029	delete $INC{$k};
3651		4030
3652	$k =~ s/\.pm$//;	4031	$k =~ s/\.pm$//;
3653	$k =~ s/\//::/g;	4032	$k =~ s/\//::/g;
3654		4033
…		…
3657	}	4036	}
3658		4037
3659	clear_package $k;	4038	clear_package $k;
3660	}	4039	}
3661		4040
3662	warn "getting rid of safe::, as good as possible";	4041	trace "perl_reload: getting rid of safe::, as good as possible";
3663	clear_package "safe::$_"	4042	clear_package "safe::$_"
3664	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4043	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3665		4044
3666	warn "unloading cf.pm \"a bit\"";	4045	trace "perl_reload: unloading cf.pm \"a bit\"";
3667	delete $INC{"cf.pm"};	4046	delete $INC{"cf.pm"};
3668	delete $INC{"cf/pod.pm"};	4047	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3669		4048
3670	# don't, removes xs symbols, too,	4049	# don't, removes xs symbols, too,
3671	# and global variables created in xs	4050	# and global variables created in xs
3672	#clear_package __PACKAGE__;	4051	#clear_package __PACKAGE__;
3673		4052
3674	warn "unload completed, starting to reload now";	4053	info "perl_reload: unload completed, starting to reload now";
3675		4054
3676	warn "reloading cf.pm";	4055	trace "perl_reload: reloading cf.pm";
3677	require cf;	4056	require cf;
3678	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4057	cf::_connect_to_perl_1;
3679		4058
3680	warn "loading config and database again";	4059	trace "perl_reload: loading config and database again";
3681	cf::reload_config;	4060	cf::reload_config;
3682		4061
3683	warn "loading extensions";	4062	trace "perl_reload: loading extensions";
3684	cf::load_extensions;	4063	cf::load_extensions;
3685		4064
		4065	if ($REATTACH_ON_RELOAD) {
3686	warn "reattaching attachments to objects/players";	4066	trace "perl_reload: reattaching attachments to objects/players";
3687	_global_reattach; # objects, sockets	4067	_global_reattach; # objects, sockets
3688	warn "reattaching attachments to maps";	4068	trace "perl_reload: reattaching attachments to maps";
3689	reattach $_ for values %MAP;	4069	reattach $_ for values %MAP;
3690	warn "reattaching attachments to players";	4070	trace "perl_reload: reattaching attachments to players";
3691	reattach $_ for values %PLAYER;	4071	reattach $_ for values %PLAYER;
		4072	}
3692		4073
3693	warn "leaving sync_job";	4074	cf::_post_init 1;
		4075
		4076	trace "perl_reload: leaving sync_job";
3694		4077
3695	1	4078	1
3696	} or do {	4079	} or do {
3697	warn $@;	4080	error $@;
3698	cf::cleanup "error while reloading, exiting.";	4081	cf::cleanup "perl_reload: error, exiting.";
3699	};	4082	};
3700		4083
3701	warn "reloaded";
3702	--$RELOAD;	4084	--$RELOAD;
3703	}	4085	}
		4086
		4087	$t1 = AE::time - $t1;
		4088	info "perl_reload: completed in ${t1}s\n";
3704	};	4089	};
3705		4090
3706	our $RELOAD_WATCHER; # used only during reload	4091	our $RELOAD_WATCHER; # used only during reload
3707		4092
3708	sub reload_perl() {	4093	sub reload_perl() {
3709	# doing reload synchronously and two reloads happen back-to-back,	4094	# doing reload synchronously and two reloads happen back-to-back,
3710	# coro crashes during coro_state_free->destroy here.	4095	# coro crashes during coro_state_free->destroy here.
3711		4096
		4097	$RELOAD_WATCHER ||= cf::async {
		4098	Coro::AIO::aio_wait cache_extensions;
		4099
3712	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {	4100	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3713	do_reload_perl;	4101	do_reload_perl;
3714	undef $RELOAD_WATCHER;	4102	undef $RELOAD_WATCHER;
		4103	};
3715	};	4104	};
3716	}	4105	}
3717		4106
3718	register_command "reload" => sub {	4107	register_command "reload" => sub {
3719	my ($who, $arg) = @_;	4108	my ($who, $arg) = @_;
…		…
3725	reload_perl;	4114	reload_perl;
3726	};	4115	};
3727	}	4116	}
3728	};	4117	};
3729		4118
3730	unshift @INC, $LIBDIR;	4119	#############################################################################
3731		4120
3732	my $bug_warning = 0;	4121	my $bug_warning = 0;
3733		4122
3734	our @WAIT_FOR_TICK;
3735	our @WAIT_FOR_TICK_BEGIN;
3736
3737	sub wait_for_tick {	4123	sub wait_for_tick() {
3738	return if tick_inhibit || $Coro::current == $Coro::main;	4124	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3739		4125
3740	my $signal = new Coro::Signal;	4126	$WAIT_FOR_TICK->wait;
3741	push @WAIT_FOR_TICK, $signal;
3742	$signal->wait;
3743	}	4127	}
3744		4128
3745	sub wait_for_tick_begin {	4129	sub wait_for_tick_begin() {
3746	return if tick_inhibit || $Coro::current == $Coro::main;	4130	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3747		4131
3748	my $signal = new Coro::Signal;	4132	my $signal = new Coro::Signal;
3749	push @WAIT_FOR_TICK_BEGIN, $signal;	4133	push @WAIT_FOR_TICK_BEGIN, $signal;
3750	$signal->wait;	4134	$signal->wait;
3751	}	4135	}
…		…
3755	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4139	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3756	unless ++$bug_warning > 10;	4140	unless ++$bug_warning > 10;
3757	return;	4141	return;
3758	}	4142	}
3759		4143
3760	cf::server_tick; # one server iteration	4144	cf::one_tick; # one server iteration
		4145
		4146	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3761		4147
3762	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4148	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3763	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	4149	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3764	Coro::async_pool {	4150	Coro::async_pool {
3765	$Coro::current->{desc} = "runtime saver";	4151	$Coro::current->{desc} = "runtime saver";
3766	write_runtime_sync	4152	write_runtime_sync
3767	or warn "ERROR: unable to write runtime file: $!";	4153	or error "ERROR: unable to write runtime file: $!";
3768	};	4154	};
3769	}	4155	}
3770		4156
3771	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4157	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3772	$sig->send;	4158	$sig->send;
3773	}	4159	}
3774	while (my $sig = shift @WAIT_FOR_TICK) {	4160	$WAIT_FOR_TICK->broadcast;
3775	$sig->send;
3776	}
3777		4161
3778	$LOAD = ($NOW - $TICK_START) / $TICK;	4162	$LOAD = ($NOW - $TICK_START) / $TICK;
3779	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4163	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3780		4164
3781	if (0) {	4165	if (0) {
3782	if ($NEXT_TICK) {	4166	if ($NEXT_TICK) {
3783	my $jitter = $TICK_START - $NEXT_TICK;	4167	my $jitter = $TICK_START - $NEXT_TICK;
3784	$JITTER = $JITTER * 0.75 + $jitter * 0.25;	4168	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
3785	warn "jitter $JITTER\n";#d#	4169	debug "jitter $JITTER\n";#d#
3786	}	4170	}
3787	}	4171	}
3788	}	4172	}
3789		4173
3790	{	4174	{
3791	# configure BDB	4175	# configure BDB
3792		4176
3793	BDB::min_parallel 8;	4177	BDB::min_parallel 16;
3794	BDB::max_poll_reqs $TICK * 0.1;	4178	BDB::max_poll_reqs $TICK * 0.1;
3795	$AnyEvent::BDB::WATCHER->priority (1);	4179	$AnyEvent::BDB::WATCHER->priority (1);
3796		4180
3797	unless ($DB_ENV) {	4181	unless ($DB_ENV) {
3798	$DB_ENV = BDB::db_env_create;	4182	$DB_ENV = BDB::db_env_create;
…		…
3835	IO::AIO::min_parallel 8;	4219	IO::AIO::min_parallel 8;
3836	IO::AIO::max_poll_time $TICK * 0.1;	4220	IO::AIO::max_poll_time $TICK * 0.1;
3837	undef $AnyEvent::AIO::WATCHER;	4221	undef $AnyEvent::AIO::WATCHER;
3838	}	4222	}
3839		4223
3840	my $_log_backtrace;	4224	our $_log_backtrace;
		4225	our $_log_backtrace_last;
3841		4226
3842	sub _log_backtrace {	4227	sub _log_backtrace {
3843	my ($msg, @addr) = @_;	4228	my ($msg, @addr) = @_;
3844		4229
3845	$msg =~ s/\n//;	4230	$msg =~ s/\n$//;
3846		4231
		4232	if ($_log_backtrace_last eq $msg) {
		4233	LOG llevInfo, "[ABT] $msg\n";
		4234	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3847	# limit the # of concurrent backtraces	4235	# limit the # of concurrent backtraces
3848	if ($_log_backtrace < 2) {	4236	} elsif ($_log_backtrace < 2) {
		4237	$_log_backtrace_last = $msg;
3849	++$_log_backtrace;	4238	++$_log_backtrace;
3850	my $perl_bt = Carp::longmess $msg;	4239	my $perl_bt = Carp::longmess $msg;
3851	async {	4240	async {
3852	$Coro::current->{desc} = "abt $msg";	4241	$Coro::current->{desc} = "abt $msg";
3853		4242
…		…
3873	LOG llevInfo, "[ABT] $_\n" for @bt;	4262	LOG llevInfo, "[ABT] $_\n" for @bt;
3874	--$_log_backtrace;	4263	--$_log_backtrace;
3875	};	4264	};
3876	} else {	4265	} else {
3877	LOG llevInfo, "[ABT] $msg\n";	4266	LOG llevInfo, "[ABT] $msg\n";
3878	LOG llevInfo, "[ABT] [suppressed]\n";	4267	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3879	}	4268	}
3880	}	4269	}
3881		4270
3882	# load additional modules	4271	# load additional modules
3883	use cf::pod;	4272	require "cf/$_.pm" for @EXTRA_MODULES;
		4273	cf::_connect_to_perl_2;
3884		4274
3885	END { cf::emergency_save }	4275	END { cf::emergency_save }
3886		4276
3887	1	4277	1
3888		4278

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