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Revision 1.456 by root, Tue Sep 30 04:00:35 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
…		…
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, non-zero while in reload	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
…		…
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
132		151
133	our @POST_INIT;	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;
134		159
135	binmode STDOUT;	160	binmode STDOUT;
136	binmode STDERR;	161	binmode STDERR;
137		162
138	# read virtual server time, if available	163	# read virtual server time, if available
…		…
140	open my $fh, "<", $RUNTIMEFILE	165	open my $fh, "<", $RUNTIMEFILE
141	or die "unable to read $RUNTIMEFILE file: $!";	166	or die "unable to read $RUNTIMEFILE file: $!";
142	$RUNTIME = <$fh> + 0.;	167	$RUNTIME = <$fh> + 0.;
143	}	168	}
144		169
		170	eval "sub TICK() { $TICK } 1" or die;
		171
145	mkdir $_	172	mkdir $_
146	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	173	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
147		174
148	our $EMERGENCY_POSITION;	175	our $EMERGENCY_POSITION;
149		176
150	sub cf::map::normalise;	177	sub cf::map::normalise;
151		178
		179	sub in_main() {
		180	$Coro::current == $Coro::main
		181	}
		182
152	#############################################################################	183	#############################################################################
153		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
154	=head2 GLOBAL VARIABLES	196	=head2 GLOBAL VARIABLES
155		197
156	=over 4	198	=over 4
157		199
158	=item $cf::UPTIME	200	=item $cf::UPTIME
159		201
160	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.
161		218
162	=item $cf::RUNTIME	219	=item $cf::RUNTIME
163		220
164	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
165	every server tick.	222	every server tick.
…		…
171	Various directories - "/etc", read-only install directory, perl-library	228	Various directories - "/etc", read-only install directory, perl-library
172	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	229	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
173	unique-items directory, player file directory, random maps directory and	230	unique-items directory, player file directory, random maps directory and
174	database environment.	231	database environment.
175		232
176	=item $cf::NOW
177
178	The time of the last (current) server tick.
179
180	=item $cf::TICK
181
182	The interval between server ticks, in seconds.
183
184	=item $cf::LOADAVG	233	=item $cf::LOADAVG
185		234
186	The current CPU load on the server (alpha-smoothed), as a value between 0	235	The current CPU load on the server (alpha-smoothed), as a value between 0
187	(none) and 1 (overloaded), indicating how much time is spent on processing	236	(none) and 1 (overloaded), indicating how much time is spent on processing
188	objects per tick. Healthy values are < 0.5.	237	objects per tick. Healthy values are < 0.5.
…		…
197	from wherever your confdir points to.	246	from wherever your confdir points to.
198		247
199	=item cf::wait_for_tick, cf::wait_for_tick_begin	248	=item cf::wait_for_tick, cf::wait_for_tick_begin
200		249
201	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	250	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
202	returns directly I<after> the tick processing (and consequently, can only wake one process	251	returns directly I<after> the tick processing (and consequently, can only wake one thread
203	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	252	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
204		253
		254	Note that cf::Wait_for_tick will immediately return when the server is not
		255	ticking, making it suitable for small pauses in threads that need to run
		256	when the server is paused. If that is not applicable (i.e. you I<really>
		257	want to wait, use C<$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
205	=item @cf::INVOKE_RESULTS	271	=item @cf::INVOKE_RESULTS
206		272
207	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
208	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
209	that call.	275	that call.
210		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
211	=back	283	=back
212		284
213	=cut	285	=cut
214		286
215	BEGIN {	287	sub error(@) { LOG llevError, join "", @_ }
216	*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 {
217	my $msg = join "", @_;	294	my $msg = join "", @_;
218		295
219	$msg .= "\n"	296	$msg .= "\n"
220	unless $msg =~ /\n$/;	297	unless $msg =~ /\n$/;
221		298
222	$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;
223		300
224	LOG llevError, $msg;	301	LOG llevWarn, $msg;
225	};	302	};
226	}
227		303
228	$Coro::State::DIEHOOK = sub {	304	$Coro::State::DIEHOOK = sub {
229	return unless $^S eq 0; # "eq", not "=="	305	return unless $^S eq 0; # "eq", not "=="
230		306
231	if ($Coro::current == $Coro::main) {#d#	307	error Carp::longmess $_[0];
		308
		309	if (in_main) {#d#
232	warn "DIEHOOK called in main context, Coro bug?\n";#d#	310	error "DIEHOOK called in main context, Coro bug?\n";#d#
233	return;#d#	311	return;#d#
234	}#d#	312	}#d#
235		313
236	# kill coroutine otherwise	314	# kill coroutine otherwise
237	warn Carp::longmess $_[0];
238	Coro::terminate	315	Coro::terminate
239	};	316	};
240
241	$SIG{__DIE__} = sub { }; #d#?
242		317
243	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	318	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
244	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	319	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
245	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	320	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
246	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	321	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
260	)) {	335	)) {
261	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	336	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
262	}	337	}
263		338
264	$EV::DIED = sub {	339	$EV::DIED = sub {
265	warn "error in event callback: @_";	340	Carp::cluck "error in event callback: @_";
266	};	341	};
		342
		343	#############################################################################
		344
		345	sub fork_call(&@);
		346	sub get_slot($;$$);
267		347
268	#############################################################################	348	#############################################################################
269		349
270	=head2 UTILITY FUNCTIONS	350	=head2 UTILITY FUNCTIONS
271		351
…		…
292	$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;
293	$d	373	$d
294	} || "[unable to dump $_[0]: '$@']";	374	} || "[unable to dump $_[0]: '$@']";
295	}	375	}
296		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
297	=item $ref = cf::decode_json $json	391	=item $ref = cf::decode_json $json
298		392
299	Converts a JSON string into the corresponding perl data structure.	393	Converts a JSON string into the corresponding perl data structure.
300		394
301	=item $json = cf::encode_json $ref	395	=item $json = cf::encode_json $ref
…		…
307	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
308		402
309	sub encode_json($) { $json_coder->encode ($_[0]) }	403	sub encode_json($) { $json_coder->encode ($_[0]) }
310	sub decode_json($) { $json_coder->decode ($_[0]) }	404	sub decode_json($) { $json_coder->decode ($_[0]) }
311		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
312	=item cf::post_init { BLOCK }	437	=item cf::post_init { BLOCK }
313		438
314	Execute the given codeblock, I<after> all extensions have been (re-)loaded,	439	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
315	but I<before> the server starts ticking again.	440	but I<before> the server starts ticking again.
316		441
317	The cdoeblock will have a single boolean argument to indicate whether this	442	The codeblock will have a single boolean argument to indicate whether this
318	is a reload or not.	443	is a reload or not.
319		444
320	=cut	445	=cut
321		446
322	sub post_init(&) {	447	sub post_init(&) {
323	push @POST_INIT, shift;	448	push @POST_INIT, shift;
324	}	449	}
325		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
326	=item cf::lock_wait $string	468	=item cf::lock_wait $string
327		469
328	Wait until the given lock is available. See cf::lock_acquire.	470	Wait until the given lock is available. See cf::lock_acquire.
329		471
330	=item my $lock = cf::lock_acquire $string	472	=item my $lock = cf::lock_acquire $string
331		473
332	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
333	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,
334	for example when the coroutine gets canceled), the lock is automatically	476	for example when the coroutine gets canceled), the lock is automatically
335	returned.	477	returned.
336		478
337	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
338	deadlocked coro.	480	deadlocked coro.
…		…
344		486
345	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.
346		488
347	=cut	489	=cut
348		490
349	our %LOCK;	491	our $LOCKS = new Coro::SemaphoreSet;
350	our %LOCKER;#d#
351		492
352	sub lock_wait($) {	493	sub lock_wait($) {
353	my ($key) = @_;	494	$LOCKS->wait ($_[0]);
354
355	if ($LOCKER{$key} == $Coro::current) {#d#
356	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
357	return;#d#
358	}#d#
359
360	# wait for lock, if any
361	while ($LOCK{$key}) {
362	#local $Coro::current->{desc} = "$Coro::current->{desc} <waiting for lock $key>";
363	push @{ $LOCK{$key} }, $Coro::current;
364	Coro::schedule;
365	}
366	}	495	}
367		496
368	sub lock_acquire($) {	497	sub lock_acquire($) {
369	my ($key) = @_;	498	$LOCKS->guard ($_[0])
370
371	# wait, to be sure we are not locked
372	lock_wait $key;
373
374	$LOCK{$key} = [];
375	$LOCKER{$key} = $Coro::current;#d#
376
377	Coro::guard {
378	delete $LOCKER{$key};#d#
379	# wake up all waiters, to be on the safe side
380	$_->ready for @{ delete $LOCK{$key} };
381	}
382	}	499	}
383		500
384	sub lock_active($) {	501	sub lock_active($) {
385	my ($key) = @_;	502	$LOCKS->count ($_[0]) < 1
386
387	! ! $LOCK{$key}
388	}	503	}
389		504
390	sub freeze_mainloop {	505	sub freeze_mainloop {
391	tick_inhibit_inc;	506	tick_inhibit_inc;
392		507
393	Coro::guard \&tick_inhibit_dec;	508	&Guard::guard (\&tick_inhibit_dec);
394	}	509	}
395		510
396	=item cf::periodic $interval, $cb	511	=item cf::periodic $interval, $cb
397		512
398	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
399	get spread over timer.	514	get spread over time.
400		515
401	=cut	516	=cut
402		517
403	sub periodic($$) {	518	sub periodic($$) {
404	my ($interval, $cb) = @_;	519	my ($interval, $cb) = @_;
…		…
408	EV::periodic $start, $interval, 0, $cb	523	EV::periodic $start, $interval, 0, $cb
409	}	524	}
410		525
411	=item cf::get_slot $time[, $priority[, $name]]	526	=item cf::get_slot $time[, $priority[, $name]]
412		527
413	Allocate $time seconds of blocking CPU time at priority C<$priority>:	528	Allocate $time seconds of blocking CPU time at priority C<$priority>
414	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
415	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.
416		535
417	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
418	used for statistical purposes and should identify the same time-class.	537	used for statistical purposes and should identify the same time-class.
419		538
420	Useful for short background jobs.	539	Useful for short background jobs.
421		540
422	=cut	541	=cut
423		542
424	our @SLOT_QUEUE;	543	our @SLOT_QUEUE;
425	our $SLOT_QUEUE;	544	our $SLOT_QUEUE;
		545	our $SLOT_DECAY = 0.9;
426		546
427	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	547	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
428	$SLOT_QUEUE = Coro::async {	548	$SLOT_QUEUE = Coro::async {
429	$Coro::current->desc ("timeslot manager");	549	$Coro::current->desc ("timeslot manager");
430		550
431	my $signal = new Coro::Signal;	551	my $signal = new Coro::Signal;
		552	my $busy;
432		553
433	while () {	554	while () {
434	next_job:	555	next_job:
		556
435	my $avail = cf::till_tick;	557	my $avail = cf::till_tick;
436	if ($avail > 0.01) {	558
437	for (0 .. $#SLOT_QUEUE) {	559	for (0 .. $#SLOT_QUEUE) {
438	if ($SLOT_QUEUE[$_][0] < $avail) {	560	if ($SLOT_QUEUE[$_][0] <= $avail) {
		561	$busy = 0;
439	my $job = splice @SLOT_QUEUE, $_, 1, ();	562	my $job = splice @SLOT_QUEUE, $_, 1, ();
440	$job->[2]->send;	563	$job->[2]->send;
441	Coro::cede;	564	Coro::cede;
442	goto next_job;	565	goto next_job;
443	}	566	} else {
		567	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
444	}	568	}
445	}	569	}
446		570
447	if (@SLOT_QUEUE) {	571	if (@SLOT_QUEUE) {
448	# 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
449	push @cf::WAIT_FOR_TICK, $signal;	573	$WAIT_FOR_TICK->wait;
450	$signal->wait;
451	} else {	574	} else {
		575	$busy = 0;
452	Coro::schedule;	576	Coro::schedule;
453	}	577	}
454	}	578	}
455	};	579	};
456		580
457	sub get_slot($;$$) {	581	sub get_slot($;$$) {
458	return if tick_inhibit || $Coro::current == $Coro::main;	582	return if tick_inhibit || $Coro::current == $Coro::main;
459		583
460	my ($time, $pri, $name) = @_;	584	my ($time, $pri, $name) = @_;
461		585
462	$time = $TICK * .6 if $time > $TICK * .6;	586	$time = clamp $time, 0.01, $TICK * .6;
		587
463	my $sig = new Coro::Signal;	588	my $sig = new Coro::Signal;
464		589
465	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	590	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
466	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	591	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
467	$SLOT_QUEUE->ready;	592	$SLOT_QUEUE->ready;
…		…
493	=cut	618	=cut
494		619
495	sub sync_job(&) {	620	sub sync_job(&) {
496	my ($job) = @_;	621	my ($job) = @_;
497		622
498	if ($Coro::current == $Coro::main) {	623	if (in_main) {
499	my $time = EV::time;	624	my $time = AE::time;
500		625
501	# this is the main coro, too bad, we have to block	626	# this is the main coro, too bad, we have to block
502	# till the operation succeeds, freezing the server :/	627	# till the operation succeeds, freezing the server :/
503		628
504	LOG llevError, Carp::longmess "sync job";#d#	629	#LOG llevError, Carp::longmess "sync job";#d#
505		630
506	my $freeze_guard = freeze_mainloop;	631	my $freeze_guard = freeze_mainloop;
507		632
508	my $busy = 1;	633	my $busy = 1;
509	my @res;	634	my @res;
510		635
511	(async {	636	(async {
512	$Coro::current->desc ("sync job coro");	637	$Coro::current->desc ("sync job coro");
513	@res = eval { $job->() };	638	@res = eval { $job->() };
514	warn $@ if $@;	639	error $@ if $@;
515	undef $busy;	640	undef $busy;
516	})->prio (Coro::PRIO_MAX);	641	})->prio (Coro::PRIO_MAX);
517		642
518	while ($busy) {	643	while ($busy) {
519	if (Coro::nready) {	644	if (Coro::nready) {
…		…
521	} else {	646	} else {
522	EV::loop EV::LOOP_ONESHOT;	647	EV::loop EV::LOOP_ONESHOT;
523	}	648	}
524	}	649	}
525		650
526	my $time = EV::time - $time;	651	my $time = AE::time - $time;
527		652
528	$TICK_START += $time; # do not account sync jobs to server load	653	$TICK_START += $time; # do not account sync jobs to server load
529		654
530	wantarray ? @res : $res[0]	655	wantarray ? @res : $res[0]
531	} else {	656	} else {
…		…
553	$EXT_CORO{$coro+0} = $coro;	678	$EXT_CORO{$coro+0} = $coro;
554		679
555	$coro	680	$coro
556	}	681	}
557		682
558	=item fork_call { }, $args	683	=item fork_call { }, @args
559		684
560	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
561	process, returning the results. Everything must be serialisable with	686	process, returning the results. Everything must be serialisable with
562	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
563	never block itself or use any form of event handling.	688	never block itself or use any form of event handling.
564		689
565	=cut	690	=cut
566		691
		692	sub post_fork {
		693	reset_signals;
		694	}
		695
567	sub fork_call(&@) {	696	sub fork_call(&@) {
568	my ($cb, @args) = @_;	697	my ($cb, @args) = @_;
569		698
570	# 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,
571	# otherwise perl prematurely frees the stuff :/	700	# otherwise perl prematurely frees the stuff :/
572	# TODO: investigate and fix (likely this will be rather laborious)	701	# TODO: investigate and fix (likely this will be rather laborious)
573		702
574	my @res = Coro::Util::fork_eval {	703	my @res = Coro::Util::fork_eval {
575	reset_signals;	704	cf::post_fork;
576	&$cb	705	&$cb
577	}, @args;	706	} @args;
578		707
579	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	)
580	}	720	}
581		721
582	=item $coin = coin_from_name $name	722	=item $coin = coin_from_name $name
583		723
584	=cut	724	=cut
…		…
621	within each server.	761	within each server.
622		762
623	=cut	763	=cut
624		764
625	sub db_table($) {	765	sub db_table($) {
		766	cf::error "db_get called from main context"
		767	if $Coro::current == $Coro::main;
		768
626	my ($name) = @_;	769	my ($name) = @_;
627	my $db = BDB::db_create $DB_ENV;	770	my $db = BDB::db_create $DB_ENV;
628		771
629	eval {	772	eval {
630	$db->set_flags (BDB::CHKSUM);	773	$db->set_flags (BDB::CHKSUM);
…		…
640	}	783	}
641		784
642	our $DB;	785	our $DB;
643		786
644	sub db_init {	787	sub db_init {
645	cf::sync_job {
646	$DB ||= db_table "db";	788	$DB ||= db_table "db";
647	};
648	}	789	}
649		790
650	sub db_get($$) {	791	sub db_get($$) {
651	my $key = "$_[0]/$_[1]";	792	my $key = "$_[0]/$_[1]";
652		793
653	cf::sync_job {	794	cf::error "db_get called from main context"
		795	if $Coro::current == $Coro::main;
		796
654	BDB::db_get $DB, undef, $key, my $data;	797	BDB::db_get $DB, undef, $key, my $data;
655		798
656	$! ? ()	799	$! ? ()
657	: $data	800	: $data
658	}
659	}	801	}
660		802
661	sub db_put($$$) {	803	sub db_put($$$) {
662	BDB::dbreq_pri 4;	804	BDB::dbreq_pri 4;
663	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	805	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
691		833
692	my @data;	834	my @data;
693	my $md5;	835	my $md5;
694		836
695	for (0 .. $#$src) {	837	for (0 .. $#$src) {
696	0 <= aio_load $src->[$_], $data[$_]	838	$data[$_] = load_file $src->[$_];
697	or Carp::croak "$src->[$_]: $!";
698	}	839	}
699		840
700	# if processing is expensive, check	841	# if processing is expensive, check
701	# checksum first	842	# checksum first
702	if (1) {	843	if (1) {
…		…
719		860
720	my $t1 = Time::HiRes::time;	861	my $t1 = Time::HiRes::time;
721	my $data = $process->(\@data);	862	my $data = $process->(\@data);
722	my $t2 = Time::HiRes::time;	863	my $t2 = Time::HiRes::time;
723		864
724	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	865	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
725		866
726	db_put cache => "$id/data", $data;	867	db_put cache => "$id/data", $data;
727	db_put cache => "$id/md5" , $md5;	868	db_put cache => "$id/md5" , $md5;
728	db_put cache => "$id/meta", $meta;	869	db_put cache => "$id/meta", $meta;
729		870
…		…
739		880
740	=cut	881	=cut
741		882
742	sub datalog($@) {	883	sub datalog($@) {
743	my ($type, %kv) = @_;	884	my ($type, %kv) = @_;
744	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	885	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
745	}	886	}
746		887
747	=back	888	=back
748		889
749	=cut	890	=cut
…		…
944		1085
945	} elsif (exists $cb_id{$type}) {	1086	} elsif (exists $cb_id{$type}) {
946	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1087	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
947		1088
948	} elsif (ref $type) {	1089	} elsif (ref $type) {
949	warn "attaching objects not supported, ignoring.\n";	1090	error "attaching objects not supported, ignoring.\n";
950		1091
951	} else {	1092	} else {
952	shift @arg;	1093	shift @arg;
953	warn "attach argument '$type' not supported, ignoring.\n";	1094	error "attach argument '$type' not supported, ignoring.\n";
954	}	1095	}
955	}	1096	}
956	}	1097	}
957		1098
958	sub _object_attach {	1099	sub _object_attach {
…		…
968	_attach $registry, $klass, @attach;	1109	_attach $registry, $klass, @attach;
969	}	1110	}
970		1111
971	$obj->{$name} = \%arg;	1112	$obj->{$name} = \%arg;
972	} else {	1113	} else {
973	warn "object uses attachment '$name' which is not available, postponing.\n";	1114	info "object uses attachment '$name' which is not available, postponing.\n";
974	}	1115	}
975		1116
976	$obj->{_attachment}{$name} = undef;	1117	$obj->{_attachment}{$name} = undef;
977	}	1118	}
978		1119
…		…
1037		1178
1038	for (@$callbacks) {	1179	for (@$callbacks) {
1039	eval { &{$_->[1]} };	1180	eval { &{$_->[1]} };
1040		1181
1041	if ($@) {	1182	if ($@) {
1042	warn "$@";
1043	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1183	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
1044	override;	1184	override;
1045	}	1185	}
1046		1186
1047	return 1 if $override;	1187	return 1 if $override;
1048	}	1188	}
…		…
1127	for (@$attach) {	1267	for (@$attach) {
1128	my ($klass, @attach) = @$_;	1268	my ($klass, @attach) = @$_;
1129	_attach $registry, $klass, @attach;	1269	_attach $registry, $klass, @attach;
1130	}	1270	}
1131	} else {	1271	} else {
1132	warn "object uses attachment '$name' that is not available, postponing.\n";	1272	info "object uses attachment '$name' that is not available, postponing.\n";
1133	}	1273	}
1134	}	1274	}
1135	}	1275	}
1136		1276
1137	cf::attachable->attach (	1277	cf::attachable->attach (
…		…
1164	my ($filename, $rdata, $objs) = @_;	1304	my ($filename, $rdata, $objs) = @_;
1165		1305
1166	sync_job {	1306	sync_job {
1167	if (length $$rdata) {	1307	if (length $$rdata) {
1168	utf8::decode (my $decname = $filename);	1308	utf8::decode (my $decname = $filename);
1169	warn sprintf "saving %s (%d,%d)\n",	1309	trace sprintf "saving %s (%d,%d)\n",
1170	$decname, length $$rdata, scalar @$objs;	1310	$decname, length $$rdata, scalar @$objs
		1311	if $VERBOSE_IO;
1171		1312
1172	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1313	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1173	aio_chmod $fh, SAVE_MODE;	1314	aio_chmod $fh, SAVE_MODE;
1174	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1315	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1175	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	}
1176	aio_close $fh;	1320	aio_close $fh;
1177		1321
1178	if (@$objs) {	1322	if (@$objs) {
1179	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) {
1180	aio_chmod $fh, SAVE_MODE;	1324	aio_chmod $fh, SAVE_MODE;
1181	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1325	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1182	aio_write $fh, 0, (length $data), $data, 0;	1326	aio_write $fh, 0, (length $data), $data, 0;
1183	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	}
1184	aio_close $fh;	1331	aio_close $fh;
1185	aio_rename "$filename.pst~", "$filename.pst";	1332	aio_rename "$filename.pst~", "$filename.pst";
1186	}	1333	}
1187	} else {	1334	} else {
1188	aio_unlink "$filename.pst";	1335	aio_unlink "$filename.pst";
1189	}	1336	}
1190		1337
1191	aio_rename "$filename~", $filename;	1338	aio_rename "$filename~", $filename;
1192		1339
1193	$filename =~ s%/[^/]+$%%;	1340	$filename =~ s%/[^/]+$%%;
1194	aio_pathsync $filename;	1341	aio_pathsync $filename if $cf::USE_FSYNC;
1195	} else {	1342	} else {
1196	warn "FATAL: $filename~: $!\n";	1343	error "unable to save objects: $filename~: $!\n";
1197	}	1344	}
1198	} else {	1345	} else {
1199	aio_unlink $filename;	1346	aio_unlink $filename;
1200	aio_unlink "$filename.pst";	1347	aio_unlink "$filename.pst";
1201	}	1348	}
…		…
1225	my $st = eval { Coro::Storable::thaw $av };	1372	my $st = eval { Coro::Storable::thaw $av };
1226	$av = $st->{objs};	1373	$av = $st->{objs};
1227	}	1374	}
1228		1375
1229	utf8::decode (my $decname = $filename);	1376	utf8::decode (my $decname = $filename);
1230	warn sprintf "loading %s (%d,%d)\n",	1377	trace sprintf "loading %s (%d,%d)\n",
1231	$decname, length $data, scalar @{$av || []};	1378	$decname, length $data, scalar @{$av || []}
		1379	if $VERBOSE_IO;
1232		1380
1233	($data, $av)	1381	($data, $av)
1234	}	1382	}
1235		1383
1236	=head2 COMMAND CALLBACKS	1384	=head2 COMMAND CALLBACKS
…		…
1292	my ($name, $cb) = @_;	1440	my ($name, $cb) = @_;
1293		1441
1294	$EXTICMD{$name} = $cb;	1442	$EXTICMD{$name} = $cb;
1295	}	1443	}
1296		1444
		1445	use File::Glob ();
		1446
1297	cf::player->attach (	1447	cf::player->attach (
1298	on_command => sub {	1448	on_unknown_command => sub {
1299	my ($pl, $name, $params) = @_;	1449	my ($pl, $name, $params) = @_;
1300		1450
1301	my $cb = $COMMAND{$name}	1451	my $cb = $COMMAND{$name}
1302	or return;	1452	or return;
1303		1453
…		…
1326		1476
1327	$pl->ext_reply ($reply, @reply)	1477	$pl->ext_reply ($reply, @reply)
1328	if $reply;	1478	if $reply;
1329		1479
1330	} else {	1480	} else {
1331	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1481	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1332	}	1482	}
1333		1483
1334	cf::override;	1484	cf::override;
1335	},	1485	},
1336	);	1486	);
1337		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
1338	sub load_extensions {	1501	sub load_extensions {
		1502	info "loading extensions...";
		1503
1339	cf::sync_job {	1504	cf::sync_job {
1340	my %todo;	1505	my %todo;
1341		1506
1342	for my $path (<$LIBDIR/*.ext>) {	1507	for my $path (<$LIBDIR/*.ext>) {
1343	next unless -r $path;	1508	next unless -r $path;
…		…
1361		1526
1362	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1527	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1363	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1528	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1364		1529
1365	$ext{source} =	1530	$ext{source} =
1366	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"	1531	"package $pkg; use common::sense;\n"
1367	. "#line 1 \"$path\"\n{\n"	1532	. "#line 1 \"$path\"\n{\n"
1368	. $source	1533	. $source
1369	. "\n};\n1";	1534	. "\n};\n1";
1370		1535
1371	$todo{$base} = \%ext;	1536	$todo{$base} = \%ext;
1372	}	1537	}
1373		1538
		1539	my $pass = 0;
1374	my %done;	1540	my %done;
1375	while (%todo) {	1541	while (%todo) {
1376	my $progress;	1542	my $progress;
1377		1543
		1544	++$pass;
		1545
		1546	ext:
1378	while (my ($k, $v) = each %todo) {	1547	while (my ($k, $v) = each %todo) {
1379	for (split /,\s*/, $v->{meta}{depends}) {	1548	for (split /,\s*/, $v->{meta}{depends}) {
1380	goto skip	1549	next ext
1381	unless exists $done{$_};	1550	unless exists $done{$_};
1382	}	1551	}
1383		1552
1384	warn "... loading '$k' into '$v->{pkg}'\n";	1553	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1385		1554
1386	unless (eval $v->{source}) {	1555	my $active = eval $v->{source};
		1556
		1557	if (length $@) {
1387	my $msg = $@ ? "$v->{path}: $@\n"	1558	error "$v->{path}: $@\n";
1388	: "$v->{base}: extension inactive.\n";
1389		1559
1390	if (exists $v->{meta}{mandatory}) {
1391	warn $msg;
1392	cf::cleanup "mandatory extension failed to load, exiting.";	1560	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1393	}	1561	if exists $v->{meta}{mandatory};
1394		1562
1395	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;
1396	}	1572	}
1397
1398	$done{$k} = delete $todo{$k};
1399	push @EXTS, $v->{pkg};
1400	$progress = 1;
1401	}	1573	}
1402		1574
1403	skip:	1575	unless ($progress) {
1404	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1576	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1405	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	}
1406	}	1585	}
1407	};	1586	};
1408	}	1587	}
1409		1588
1410	#############################################################################	1589	#############################################################################
…		…
1494	$cf::PLAYER{$login} = $pl	1673	$cf::PLAYER{$login} = $pl
1495	}	1674	}
1496	}	1675	}
1497	}	1676	}
1498		1677
		1678	cf::player->attach (
		1679	on_load => sub {
		1680	my ($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
1499	sub save($) {	1691	sub save($) {
1500	my ($pl) = @_;	1692	my ($pl) = @_;
1501		1693
1502	return if $pl->{deny_save};	1694	return if $pl->{deny_save};
1503		1695
…		…
1508		1700
1509	aio_mkdir playerdir $pl, 0770;	1701	aio_mkdir playerdir $pl, 0770;
1510	$pl->{last_save} = $cf::RUNTIME;	1702	$pl->{last_save} = $cf::RUNTIME;
1511		1703
1512	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];
1513		1708
1514	$pl->save_pl ($path);	1709	$pl->save_pl ($path);
1515	cf::cede_to_tick;	1710	cf::cede_to_tick;
1516	}	1711	}
1517		1712
…		…
1551	my $name = $pl->ob->name;	1746	my $name = $pl->ob->name;
1552		1747
1553	$pl->{deny_save} = 1;	1748	$pl->{deny_save} = 1;
1554	$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
1555		1750
1556	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1751	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1557	$pl->deactivate;	1752	$pl->deactivate;
		1753
1558	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;
1559	$pl->ob->check_score;
1560	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1755	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1756	ext::highscore::check ($pl->ob);
		1757
1561	$pl->ns->destroy if $pl->ns;	1758	$pl->ns->destroy if $pl->ns;
1562		1759
1563	my $path = playerdir $pl;	1760	my $path = playerdir $pl;
1564	my $temp = "$path~$cf::RUNTIME~deleting~";	1761	my $temp = "$path~$cf::RUNTIME~deleting~";
1565	aio_rename $path, $temp;	1762	aio_rename $path, $temp;
…		…
1619	\@logins	1816	\@logins
1620	}	1817	}
1621		1818
1622	=item $player->maps	1819	=item $player->maps
1623		1820
		1821	=item cf::player::maps $login
		1822
1624	Returns an arrayref of map paths that are private for this	1823	Returns an arrayref of map paths that are private for this
1625	player. May block.	1824	player. May block.
1626		1825
1627	=cut	1826	=cut
1628		1827
…		…
1690	=cut	1889	=cut
1691		1890
1692	sub find_by_path($) {	1891	sub find_by_path($) {
1693	my ($path) = @_;	1892	my ($path) = @_;
1694		1893
		1894	$path =~ s/^~[^\/]*//; # skip ~login
		1895
1695	my ($match, $specificity);	1896	my ($match, $specificity);
1696		1897
1697	for my $region (list) {	1898	for my $region (list) {
1698	if ($region->{match} && $path =~ $region->{match}) {	1899	if ($region->{match} && $path =~ $region->{match}) {
1699	($match, $specificity) = ($region, $region->specificity)	1900	($match, $specificity) = ($region, $region->specificity)
…		…
1727	sub generate_random_map {	1928	sub generate_random_map {
1728	my ($self, $rmp) = @_;	1929	my ($self, $rmp) = @_;
1729		1930
1730	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
1731		1932
1732	# mit "rum" bekleckern, nicht
1733	$self->_create_random_map (	1933	$self->_create_random_map ($rmp);
1734	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1735	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1736	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1737	$rmp->{exit_on_final_map},
1738	$rmp->{xsize}, $rmp->{ysize},
1739	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1740	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1741	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1742	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1743	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1744	(cf::region::find $rmp->{region}), $rmp->{custom}
1745	)
1746	}	1934	}
1747		1935
1748	=item cf::map->register ($regex, $prio)	1936	=item cf::map->register ($regex, $prio)
1749		1937
1750	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
…		…
1755		1943
1756	sub register {	1944	sub register {
1757	my (undef, $regex, $prio) = @_;	1945	my (undef, $regex, $prio) = @_;
1758	my $pkg = caller;	1946	my $pkg = caller;
1759		1947
1760	no strict;
1761	push @{"$pkg\::ISA"}, __PACKAGE__;	1948	push @{"$pkg\::ISA"}, __PACKAGE__;
1762		1949
1763	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1950	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1764	}	1951	}
1765		1952
1766	# also paths starting with '/'	1953	# also paths starting with '/'
1767	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1954	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1768		1955
1769	sub thawer_merge {	1956	sub thawer_merge {
1770	my ($self, $merge) = @_;	1957	my ($self, $merge) = @_;
1771		1958
1772	# we have to keep some variables in memory intact	1959	# we have to keep some variables in memory intact
…		…
1777	}	1964	}
1778		1965
1779	sub normalise {	1966	sub normalise {
1780	my ($path, $base) = @_;	1967	my ($path, $base) = @_;
1781		1968
1782	$path = "$path"; # make sure its a string	1969	$path = "$path"; # make sure it's a string
1783		1970
1784	$path =~ s/\.map$//;	1971	$path =~ s/\.map$//;
1785		1972
1786	# map plan:	1973	# map plan:
1787	#	1974	#
…		…
1802	$base =~ s{[^/]+/?$}{};	1989	$base =~ s{[^/]+/?$}{};
1803	$path = "$base/$path";	1990	$path = "$base/$path";
1804	}	1991	}
1805		1992
1806	for ($path) {	1993	for ($path) {
1807	redo if s{//}{/};
1808	redo if s{/\.?/}{/};	1994	redo if s{/\.?/}{/};
1809	redo if s{/[^/]+/\.\./}{/};	1995	redo if s{/[^/]+/\.\./}{/};
1810	}	1996	}
1811		1997
1812	$path	1998	$path
…		…
1826	$self->init; # pass $1 etc.	2012	$self->init; # pass $1 etc.
1827	return $self;	2013	return $self;
1828	}	2014	}
1829	}	2015	}
1830		2016
1831	Carp::cluck "unable to resolve path '$path' (base '$base').";	2017	Carp::cluck "unable to resolve path '$path' (base '$base')";
1832	()	2018	()
1833	}	2019	}
1834		2020
		2021	# may re-bless or do other evil things
1835	sub init {	2022	sub init {
1836	my ($self) = @_;	2023	my ($self) = @_;
1837		2024
1838	$self	2025	$self
1839	}	2026	}
…		…
1870		2057
1871	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;	2058	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1872	"$UNIQUEDIR/$path"	2059	"$UNIQUEDIR/$path"
1873	}	2060	}
1874		2061
1875	# and all this just because we cannot iterate over
1876	# all maps in C++...
1877	sub change_all_map_light {
1878	my ($change) = @_;
1879
1880	$_->change_map_light ($change)
1881	for grep $_->outdoor, values %cf::MAP;
1882	}
1883
1884	sub decay_objects {	2062	sub decay_objects {
1885	my ($self) = @_;	2063	my ($self) = @_;
1886		2064
1887	return if $self->{deny_reset};	2065	return if $self->{deny_reset};
1888		2066
…		…
1913	$self->{load_path} = $path;	2091	$self->{load_path} = $path;
1914		2092
1915	1	2093	1
1916	}	2094	}
1917		2095
		2096	# used to laod the header of an original map
1918	sub load_header_orig {	2097	sub load_header_orig {
1919	my ($self) = @_;	2098	my ($self) = @_;
1920		2099
1921	$self->load_header_from ($self->load_path)	2100	$self->load_header_from ($self->load_path)
1922	}	2101	}
1923		2102
		2103	# used to laod the header of an instantiated map
1924	sub load_header_temp {	2104	sub load_header_temp {
1925	my ($self) = @_;	2105	my ($self) = @_;
1926		2106
1927	$self->load_header_from ($self->save_path)	2107	$self->load_header_from ($self->save_path)
1928	}	2108	}
1929		2109
		2110	# called after loading the header from an instantiated map
1930	sub prepare_temp {	2111	sub prepare_temp {
1931	my ($self) = @_;	2112	my ($self) = @_;
1932		2113
1933	$self->last_access ((delete $self->{last_access})	2114	$self->last_access ((delete $self->{last_access})
1934	|| $cf::RUNTIME); #d#	2115	|| $cf::RUNTIME); #d#
1935	# safety	2116	# safety
1936	$self->{instantiate_time} = $cf::RUNTIME	2117	$self->{instantiate_time} = $cf::RUNTIME
1937	if $self->{instantiate_time} > $cf::RUNTIME;	2118	if $self->{instantiate_time} > $cf::RUNTIME;
1938	}	2119	}
1939		2120
		2121	# called after loading the header from an original map
1940	sub prepare_orig {	2122	sub prepare_orig {
1941	my ($self) = @_;	2123	my ($self) = @_;
1942		2124
1943	$self->{load_original} = 1;	2125	$self->{load_original} = 1;
1944	$self->{instantiate_time} = $cf::RUNTIME;	2126	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1968		2150
1969	sub find;	2151	sub find;
1970	sub find {	2152	sub find {
1971	my ($path, $origin) = @_;	2153	my ($path, $origin) = @_;
1972		2154
		2155	cf::cede_to_tick;
		2156
1973	$path = normalise $path, $origin && $origin->path;	2157	$path = normalise $path, $origin;
1974		2158
1975	cf::lock_wait "map_data:$path";#d#remove	2159	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1976	cf::lock_wait "map_find:$path";	2160	my $guard2 = cf::lock_acquire "map_find:$path";
1977		2161
1978	$cf::MAP{$path} || do {	2162	$cf::MAP{$path} || do {
1979	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1980	my $guard2 = cf::lock_acquire "map_find:$path";
1981
1982	my $map = new_from_path cf::map $path	2163	my $map = new_from_path cf::map $path
1983	or return;	2164	or return;
1984		2165
1985	$map->{last_save} = $cf::RUNTIME;	2166	$map->{last_save} = $cf::RUNTIME;
1986		2167
…		…
1998		2179
1999	$cf::MAP{$path} = $map	2180	$cf::MAP{$path} = $map
2000	}	2181	}
2001	}	2182	}
2002		2183
2003	sub pre_load { }	2184	sub pre_load { }
2004	sub post_load { }	2185	#sub post_load { } # XS
2005		2186
2006	sub load {	2187	sub load {
2007	my ($self) = @_;	2188	my ($self) = @_;
2008		2189
2009	local $self->{deny_reset} = 1; # loading can take a long time	2190	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2012		2193
2013	{	2194	{
2014	my $guard = cf::lock_acquire "map_data:$path";	2195	my $guard = cf::lock_acquire "map_data:$path";
2015		2196
2016	return unless $self->valid;	2197	return unless $self->valid;
2017	return unless $self->in_memory == cf::MAP_SWAPPED;	2198	return unless $self->state == cf::MAP_SWAPPED;
2018
2019	$self->in_memory (cf::MAP_LOADING);
2020		2199
2021	$self->alloc;	2200	$self->alloc;
2022		2201
2023	$self->pre_load;	2202	$self->pre_load;
2024	cf::cede_to_tick;	2203	cf::cede_to_tick;
2025		2204
		2205	if (exists $self->{load_path}) {
2026	my $f = new_from_file cf::object::thawer $self->{load_path};	2206	my $f = new_from_file cf::object::thawer $self->{load_path};
2027	$f->skip_block;	2207	$f->skip_block;
2028	$self->_load_objects ($f)	2208	$self->_load_objects ($f)
2029	or return;	2209	or return;
2030		2210
2031	$self->post_load_original	2211	$self->post_load_original
2032	if delete $self->{load_original};	2212	if delete $self->{load_original};
2033		2213
2034	if (my $uniq = $self->uniq_path) {	2214	if (my $uniq = $self->uniq_path) {
2035	utf8::encode $uniq;	2215	utf8::encode $uniq;
2036	unless (aio_stat $uniq) {	2216	unless (aio_stat $uniq) {
2037	if (my $f = new_from_file cf::object::thawer $uniq) {	2217	if (my $f = new_from_file cf::object::thawer $uniq) {
2038	$self->clear_unique_items;	2218	$self->clear_unique_items;
2039	$self->_load_objects ($f);	2219	$self->_load_objects ($f);
2040	$f->resolve_delayed_derefs;	2220	$f->resolve_delayed_derefs;
		2221	}
2041	}	2222	}
2042	}	2223	}
2043	}
2044		2224
2045	$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);
2046		2232
2047	cf::cede_to_tick;	2233	cf::cede_to_tick;
2048	# now do the right thing for maps	2234	# now do the right thing for maps
2049	$self->link_multipart_objects;	2235	$self->link_multipart_objects;
2050	$self->difficulty ($self->estimate_difficulty)	2236	$self->difficulty ($self->estimate_difficulty)
…		…
2053		2239
2054	unless ($self->{deny_activate}) {	2240	unless ($self->{deny_activate}) {
2055	$self->decay_objects;	2241	$self->decay_objects;
2056	$self->fix_auto_apply;	2242	$self->fix_auto_apply;
2057	$self->update_buttons;	2243	$self->update_buttons;
		2244	$self->post_load_physics;
2058	cf::cede_to_tick;	2245	cf::cede_to_tick;
2059	$self->set_darkness_map;	2246	#$self->activate; # no longer activate maps automatically
2060	cf::cede_to_tick;
2061	$self->activate;
2062	}	2247	}
2063		2248
2064	$self->{last_save} = $cf::RUNTIME;	2249	$self->{last_save} = $cf::RUNTIME;
2065	$self->last_access ($cf::RUNTIME);	2250	$self->last_access ($cf::RUNTIME);
2066
2067	$self->in_memory (cf::MAP_ACTIVE);
2068	}	2251	}
2069		2252
2070	$self->post_load;	2253	$self->post_load;
2071	}
2072		2254
		2255	1
		2256	}
		2257
		2258	# customize the map for a given player, i.e.
		2259	# return the _real_ map. used by e.g. per-player
		2260	# maps to change the path to ~playername/mappath
2073	sub customise_for {	2261	sub customise_for {
2074	my ($self, $ob) = @_;	2262	my ($self, $ob) = @_;
2075		2263
2076	return find "~" . $ob->name . "/" . $self->{path}	2264	return find "~" . $ob->name . "/" . $self->{path}
2077	if $self->per_player;	2265	if $self->per_player;
…		…
2093	or next;	2281	or next;
2094	$neigh = find $neigh, $map	2282	$neigh = find $neigh, $map
2095	or next;	2283	or next;
2096	$neigh->load;	2284	$neigh->load;
2097		2285
		2286	# now find the diagonal neighbours
2098	push @neigh,	2287	push @neigh,
2099	[$neigh->tile_path (($_ + 3) % 4), $neigh],	2288	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2100	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2289	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2101	}	2290	}
2102		2291
…		…
2109	}	2298	}
2110		2299
2111	sub find_sync {	2300	sub find_sync {
2112	my ($path, $origin) = @_;	2301	my ($path, $origin) = @_;
2113		2302
2114	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, $origin
2115	}	2308	}
2116		2309
2117	sub do_load_sync {	2310	sub do_load_sync {
2118	my ($map) = @_;	2311	my ($map) = @_;
2119		2312
		2313	# it's a bug to call this from the main context
2120	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2314	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2121	if $Coro::current == $Coro::main;	2315	if $Coro::current == $Coro::main;
2122		2316
2123	cf::sync_job { $map->load };	2317	$map->load;
2124	}	2318	}
2125		2319
2126	our %MAP_PREFETCH;	2320	our %MAP_PREFETCH;
2127	our $MAP_PREFETCHER = undef;	2321	our $MAP_PREFETCHER = undef;
2128		2322
2129	sub find_async {	2323	sub find_async {
2130	my ($path, $origin, $load) = @_;	2324	my ($path, $origin, $load) = @_;
2131		2325
2132	$path = normalise $path, $origin && $origin->{path};	2326	$path = normalise $path, $origin;
2133		2327
		2328	print "find async $path (from $origin)\n";#d#
		2329
2134	if (my $map = $cf::MAP{$path}) {	2330	if (my $map = $cf::MAP{$path}) {
2135	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;	2331	return $map if !$load || $map->linkable;
2136	}	2332	}
2137		2333
2138	$MAP_PREFETCH{$path} |= $load;	2334	$MAP_PREFETCH{$path} |= $load;
2139		2335
2140	$MAP_PREFETCHER ||= cf::async {	2336	$MAP_PREFETCHER ||= cf::async {
…		…
2154	$MAP_PREFETCHER->prio (6);	2350	$MAP_PREFETCHER->prio (6);
2155		2351
2156	()	2352	()
2157	}	2353	}
2158		2354
		2355	# common code, used by both ->save and ->swapout
2159	sub save {	2356	sub _save {
2160	my ($self) = @_;	2357	my ($self) = @_;
2161
2162	my $lock = cf::lock_acquire "map_data:$self->{path}";
2163		2358
2164	$self->{last_save} = $cf::RUNTIME;	2359	$self->{last_save} = $cf::RUNTIME;
2165		2360
2166	return unless $self->dirty;	2361	return unless $self->dirty;
2167		2362
…		…
2187	} else {	2382	} else {
2188	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2383	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2189	}	2384	}
2190	}	2385	}
2191		2386
		2387	sub save {
		2388	my ($self) = @_;
		2389
		2390	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2391
		2392	$self->_save;
		2393	}
		2394
2192	sub swap_out {	2395	sub swap_out {
2193	my ($self) = @_;	2396	my ($self) = @_;
2194		2397
2195	# save first because save cedes
2196	$self->save;
2197
2198	my $lock = cf::lock_acquire "map_data:$self->{path}";	2398	my $lock = cf::lock_acquire "map_data:$self->{path}";
2199		2399
		2400	return if !$self->linkable;
		2401	return if $self->{deny_save};
2200	return if $self->players;	2402	return if $self->players;
2201	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
2202	return if $self->{deny_save};	2420	return 1e99 if $self->{deny_reset};
2203		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
2204	$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};
2205		2454
2206	$self->deactivate;	2455	$self->deactivate;
2207	$_->clear_links_to ($self) for values %cf::MAP;	2456	$_->clear_links_to ($self) for values %cf::MAP;
2208	$self->clear;	2457	$self->clear;
2209	}
2210
2211	sub reset_at {
2212	my ($self) = @_;
2213
2214	# TODO: safety, remove and allow resettable per-player maps
2215	return 1e99 if $self->{deny_reset};
2216
2217	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2218	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2219
2220	$time + $to
2221	}
2222
2223	sub should_reset {
2224	my ($self) = @_;
2225
2226	$self->reset_at <= $cf::RUNTIME
2227	}
2228
2229	sub reset {
2230	my ($self) = @_;
2231
2232	my $lock = cf::lock_acquire "map_data:$self->{path}";
2233
2234	return if $self->players;
2235
2236	warn "resetting map ", $self->path;
2237
2238	$self->in_memory (cf::MAP_SWAPPED);
2239
2240	# need to save uniques path
2241	unless ($self->{deny_save}) {
2242	my $uniq = $self->uniq_path; utf8::encode $uniq;
2243
2244	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2245	if $uniq;
2246	}
2247
2248	delete $cf::MAP{$self->path};
2249
2250	$self->deactivate;
2251	$_->clear_links_to ($self) for values %cf::MAP;
2252	$self->clear;
2253		2458
2254	$self->unlink_save;	2459	$self->unlink_save;
2255	$self->destroy;	2460	$self->destroy;
2256	}	2461	}
2257		2462
…		…
2265		2470
2266	delete $cf::MAP{$self->path};	2471	delete $cf::MAP{$self->path};
2267		2472
2268	$self->unlink_save;	2473	$self->unlink_save;
2269		2474
2270	bless $self, "cf::map";	2475	bless $self, "cf::map::wrap";
2271	delete $self->{deny_reset};	2476	delete $self->{deny_reset};
2272	$self->{deny_save} = 1;	2477	$self->{deny_save} = 1;
2273	$self->reset_timeout (1);	2478	$self->reset_timeout (1);
2274	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2479	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2275		2480
…		…
2332	: normalise $_	2537	: normalise $_
2333	} @{ aio_readdir $UNIQUEDIR or [] }	2538	} @{ aio_readdir $UNIQUEDIR or [] }
2334	]	2539	]
2335	}	2540	}
2336		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
2337	=back	2574	=back
2338		2575
2339	=head3 cf::object	2576	=head3 cf::object
2340		2577
2341	=cut	2578	=cut
…		…
2406		2643
2407	our $SAY_CHANNEL = {	2644	our $SAY_CHANNEL = {
2408	id => "say",	2645	id => "say",
2409	title => "Map",	2646	title => "Map",
2410	reply => "say ",	2647	reply => "say ",
2411	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.",
2412	};	2649	};
2413		2650
2414	our $CHAT_CHANNEL = {	2651	our $CHAT_CHANNEL = {
2415	id => "chat",	2652	id => "chat",
2416	title => "Chat",	2653	title => "Chat",
…		…
2473		2710
2474	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}>).
2475		2712
2476	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.
2477	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,
2478	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
2479	map.	2716	map.
2480		2717
2481	Will never block.	2718	Will never block.
2482		2719
2483	=item $player_object->leave_link ($map, $x, $y)	2720	=item $player_object->leave_link ($map, $x, $y)
…		…
2504	sub cf::object::player::enter_link {	2741	sub cf::object::player::enter_link {
2505	my ($self) = @_;	2742	my ($self) = @_;
2506		2743
2507	$self->deactivate_recursive;	2744	$self->deactivate_recursive;
2508		2745
		2746	++$self->{_link_recursion};
		2747
2509	return if UNIVERSAL::isa $self->map, "ext::map_link";	2748	return if UNIVERSAL::isa $self->map, "ext::map_link";
2510		2749
2511	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2750	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2512	if $self->map && $self->map->{path} ne "{link}";	2751	if $self->map && $self->map->{path} ne "{link}";
2513		2752
2514	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2753	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2515	}	2754	}
2516		2755
2517	sub cf::object::player::leave_link {	2756	sub cf::object::player::leave_link {
2518	my ($self, $map, $x, $y) = @_;	2757	my ($self, $map, $x, $y) = @_;
2519		2758
…		…
2536	($x, $y) = (-1, -1)	2775	($x, $y) = (-1, -1)
2537	unless (defined $x) && (defined $y);	2776	unless (defined $x) && (defined $y);
2538		2777
2539	# use -1 or undef as default coordinates, not 0, 0	2778	# use -1 or undef as default coordinates, not 0, 0
2540	($x, $y) = ($map->enter_x, $map->enter_y)	2779	($x, $y) = ($map->enter_x, $map->enter_y)
2541	if $x <=0 && $y <= 0;	2780	if $x <= 0 && $y <= 0;
2542		2781
2543	$map->load;	2782	$map->load;
2544	$map->load_neighbours;	2783	$map->load_neighbours;
2545		2784
2546	return unless $self->contr->active;	2785	return unless $self->contr->active;
2547	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2548	$self->activate_recursive;
2549		2786
2550	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2787	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2551	$self->enter_map ($map, $x, $y);	2788	if ($self->enter_map ($map, $x, $y)) {
2552	}	2789	# entering was successful
		2790	delete $self->{_link_recursion};
		2791	# only activate afterwards, to support waiting in hooks
		2792	$self->activate_recursive;
		2793	}
2553		2794
		2795	}
		2796
2554	=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)]])
2555		2798
2556	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
2557	her, loading and preparing them map, calling the provided $check callback	2800	her, loading and preparing them map, calling the provided $check callback
2558	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
2559	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
…		…
2566		2809
2567	our $GOTOGEN;	2810	our $GOTOGEN;
2568		2811
2569	sub cf::object::player::goto {	2812	sub cf::object::player::goto {
2570	my ($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	}
2571		2820
2572	# 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
2573	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2822	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2574		2823
2575	$self->enter_link;	2824	$self->enter_link;
…		…
2595	($path, $x, $y) = (undef, undef, undef);	2844	($path, $x, $y) = (undef, undef, undef);
2596	}	2845	}
2597	}	2846	}
2598		2847
2599	my $map = eval {	2848	my $map = eval {
2600	my $map = defined $path ? cf::map::find $path : undef;	2849	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2601		2850
2602	if ($map) {	2851	if ($map) {
2603	$map = $map->customise_for ($self);	2852	$map = $map->customise_for ($self);
2604	$map = $check->($map) if $check && $map;	2853	$map = $check->($map, $x, $y, $self) if $check && $map;
2605	} else {	2854	} else {
2606	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2855	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2607	}	2856	}
2608		2857
2609	$map	2858	$map
…		…
2617	if ($gen == $self->{_goto_generation}) {	2866	if ($gen == $self->{_goto_generation}) {
2618	delete $self->{_goto_generation};	2867	delete $self->{_goto_generation};
2619	$self->leave_link ($map, $x, $y);	2868	$self->leave_link ($map, $x, $y);
2620	}	2869	}
2621		2870
2622	$done->() if $done;	2871	$done->($self) if $done;
2623	})->prio (1);	2872	})->prio (1);
2624	}	2873	}
2625		2874
2626	=item $player_object->enter_exit ($exit_object)	2875	=item $player_object->enter_exit ($exit_object)
2627		2876
…		…
2695	$Coro::current->{desc} = "enter_exit";	2944	$Coro::current->{desc} = "enter_exit";
2696		2945
2697	unless (eval {	2946	unless (eval {
2698	$self->deactivate_recursive; # just to be sure	2947	$self->deactivate_recursive; # just to be sure
2699		2948
2700	# random map handling
2701	{
2702	my $guard = cf::lock_acquire "exit_prepare:$exit";
2703
2704	prepare_random_map $exit
2705	if $exit->slaying eq "/!";
2706	}
2707
2708	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;	2949	my $map = cf::map::normalise $exit->slaying, $exit->map;
2709	my $x = $exit->stats->hp;	2950	my $x = $exit->stats->hp;
2710	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	}
2711		2975
2712	$self->goto ($map, $x, $y);	2976	$self->goto ($map, $x, $y);
2713		2977
2714	# if exit is damned, update players death & WoR home-position	2978	# if exit is damned, update players death & WoR home-position
2715	$self->contr->savebed ($map, $x, $y)	2979	$self->contr->savebed ($map, $x, $y)
…		…
2720	$self->message ("Something went wrong deep within the deliantra server. "	2984	$self->message ("Something went wrong deep within the deliantra server. "
2721	. "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. "
2722	. "Please report this to the dungeon master!",	2986	. "Please report this to the dungeon master!",
2723	cf::NDI_UNIQUE | cf::NDI_RED);	2987	cf::NDI_UNIQUE | cf::NDI_RED);
2724		2988
2725	warn "ERROR in enter_exit: $@";	2989	error "ERROR in enter_exit: $@";
2726	$self->leave_link;	2990	$self->leave_link;
2727	}	2991	}
2728	})->prio (1);	2992	})->prio (1);
2729	}	2993	}
2730		2994
…		…
2742	sub cf::client::send_drawinfo {	3006	sub cf::client::send_drawinfo {
2743	my ($self, $text, $flags) = @_;	3007	my ($self, $text, $flags) = @_;
2744		3008
2745	utf8::encode $text;	3009	utf8::encode $text;
2746	$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);
2747	}	3036	}
2748		3037
2749	=item $client->send_msg ($channel, $msg, $color, [extra...])	3038	=item $client->send_msg ($channel, $msg, $color, [extra...])
2750		3039
2751	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
…		…
2755		3044
2756	=cut	3045	=cut
2757		3046
2758	# non-persistent channels (usually the info channel)	3047	# non-persistent channels (usually the info channel)
2759	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	},
2760	"c/identify" => {	3055	"c/identify" => {
2761	id => "infobox",	3056	id => "infobox",
2762	title => "Identify",	3057	title => "Identify",
2763	reply => undef,	3058	reply => undef,
2764	tooltip => "Items recently identified",	3059	tooltip => "Items recently identified",
…		…
2766	"c/examine" => {	3061	"c/examine" => {
2767	id => "infobox",	3062	id => "infobox",
2768	title => "Examine",	3063	title => "Examine",
2769	reply => undef,	3064	reply => undef,
2770	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",
2771	},	3072	},
2772	"c/book" => {	3073	"c/book" => {
2773	id => "infobox",	3074	id => "infobox",
2774	title => "Book",	3075	title => "Book",
2775	reply => undef,	3076	reply => undef,
…		…
2791	id => "infobox",	3092	id => "infobox",
2792	title => "Body Parts",	3093	title => "Body Parts",
2793	reply => undef,	3094	reply => undef,
2794	tooltip => "Shows which body parts you posess and are available",	3095	tooltip => "Shows which body parts you posess and are available",
2795	},	3096	},
		3097	"c/statistics" => {
		3098	id => "infobox",
		3099	title => "Statistics",
		3100	reply => undef,
		3101	tooltip => "Shows your primary statistics",
		3102	},
2796	"c/skills" => {	3103	"c/skills" => {
2797	id => "infobox",	3104	id => "infobox",
2798	title => "Skills",	3105	title => "Skills",
2799	reply => undef,	3106	reply => undef,
2800	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",
2801	},	3132	},
2802	"c/uptime" => {	3133	"c/uptime" => {
2803	id => "infobox",	3134	id => "infobox",
2804	title => "Uptime",	3135	title => "Uptime",
2805	reply => undef,	3136	reply => undef,
…		…
2815	id => "party",	3146	id => "party",
2816	title => "Party",	3147	title => "Party",
2817	reply => "gsay ",	3148	reply => "gsay ",
2818	tooltip => "Messages and chat related to your party",	3149	tooltip => "Messages and chat related to your party",
2819	},	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" => $CHAT_CHANNEL,
2820	);	3159	);
2821		3160
2822	sub cf::client::send_msg {	3161	sub cf::client::send_msg {
2823	my ($self, $channel, $msg, $color, @extra) = @_;	3162	my ($self, $channel, $msg, $color, @extra) = @_;
2824		3163
…		…
2829		3168
2830	# check predefined channels, for the benefit of C	3169	# check predefined channels, for the benefit of C
2831	if ($CHANNEL{$channel}) {	3170	if ($CHANNEL{$channel}) {
2832	$channel = $CHANNEL{$channel};	3171	$channel = $CHANNEL{$channel};
2833		3172
2834	$self->ext_msg (channel_info => $channel)	3173	$self->ext_msg (channel_info => $channel);
2835	if $self->can_msg;
2836
2837	$channel = $channel->{id};	3174	$channel = $channel->{id};
2838		3175
2839	} elsif (ref $channel) {	3176	} elsif (ref $channel) {
2840	# send meta info to client, if not yet sent	3177	# send meta info to client, if not yet sent
2841	unless (exists $self->{channel}{$channel->{id}}) {	3178	unless (exists $self->{channel}{$channel->{id}}) {
2842	$self->{channel}{$channel->{id}} = $channel;	3179	$self->{channel}{$channel->{id}} = $channel;
2843	$self->ext_msg (channel_info => $channel)	3180	$self->ext_msg (channel_info => $channel);
2844	if $self->can_msg;
2845	}	3181	}
2846		3182
2847	$channel = $channel->{id};	3183	$channel = $channel->{id};
2848	}	3184	}
2849		3185
2850	return unless @extra || length $msg;	3186	return unless @extra || length $msg;
2851		3187
2852	if ($self->can_msg) {
2853	# default colour, mask it out	3188	# default colour, mask it out
2854	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3189	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2855	if $color & cf::NDI_DEF;	3190	if $color & cf::NDI_DEF;
2856		3191
2857	my $pkt = "msg "	3192	my $pkt = "msg "
2858	. $self->{json_coder}->encode (	3193	. $self->{json_coder}->encode (
2859	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]	3194	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2860	);	3195	);
2861		3196
2862	# try lzf for large packets
2863	$pkt = "lzf " . Compress::LZF::compress $pkt
2864	if 1024 <= length $pkt and $self->{can_lzf};
2865
2866	# split very large packets
2867	if (8192 < length $pkt and $self->{can_lzf}) {
2868	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2869	$pkt = "frag";
2870	}
2871
2872	$self->send_packet ($pkt);	3197	$self->send_big_packet ($pkt);
2873	} else {
2874	if ($color >= 0) {
2875	# replace some tags by gcfclient-compatible ones
2876	for ($msg) {
2877	1 while
2878	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2879	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2880	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2881	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2882	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2883	}
2884
2885	$color &= cf::NDI_COLOR_MASK;
2886
2887	utf8::encode $msg;
2888
2889	if (0 && $msg =~ /\[/) {
2890	# COMMAND/INFO
2891	$self->send_packet ("drawextinfo $color 10 8 $msg")
2892	} else {
2893	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2894	$self->send_packet ("drawinfo $color $msg")
2895	}
2896	}
2897	}
2898	}	3198	}
2899		3199
2900	=item $client->ext_msg ($type, @msg)	3200	=item $client->ext_msg ($type, @msg)
2901		3201
2902	Sends an ext event to the client.	3202	Sends an ext event to the client.
…		…
2905		3205
2906	sub cf::client::ext_msg($$@) {	3206	sub cf::client::ext_msg($$@) {
2907	my ($self, $type, @msg) = @_;	3207	my ($self, $type, @msg) = @_;
2908		3208
2909	if ($self->extcmd == 2) {	3209	if ($self->extcmd == 2) {
2910	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3210	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2911	} elsif ($self->extcmd == 1) { # TODO: remove	3211	} elsif ($self->extcmd == 1) { # TODO: remove
2912	push @msg, msgtype => "event_$type";	3212	push @msg, msgtype => "event_$type";
2913	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3213	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2914	}	3214	}
2915	}	3215	}
2916		3216
2917	=item $client->ext_reply ($msgid, @msg)	3217	=item $client->ext_reply ($msgid, @msg)
2918		3218
…		…
2922		3222
2923	sub cf::client::ext_reply($$@) {	3223	sub cf::client::ext_reply($$@) {
2924	my ($self, $id, @msg) = @_;	3224	my ($self, $id, @msg) = @_;
2925		3225
2926	if ($self->extcmd == 2) {	3226	if ($self->extcmd == 2) {
2927	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3227	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2928	} elsif ($self->extcmd == 1) {	3228	} elsif ($self->extcmd == 1) {
2929	#TODO: version 1, remove	3229	#TODO: version 1, remove
2930	unshift @msg, msgtype => "reply", msgid => $id;	3230	unshift @msg, msgtype => "reply", msgid => $id;
2931	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3231	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2932	}	3232	}
2933	}	3233	}
2934		3234
2935	=item $success = $client->query ($flags, "text", \&cb)	3235	=item $success = $client->query ($flags, "text", \&cb)
2936		3236
…		…
3007		3307
3008	$ns->ext_reply ($reply, @reply)	3308	$ns->ext_reply ($reply, @reply)
3009	if $reply;	3309	if $reply;
3010		3310
3011	} else {	3311	} else {
3012	warn "client " . ($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";
3013	}	3313	}
3014		3314
3015	cf::override;	3315	cf::override;
3016	},	3316	},
3017	);	3317	);
…		…
3037		3337
3038	$coro	3338	$coro
3039	}	3339	}
3040		3340
3041	cf::client->attach (	3341	cf::client->attach (
3042	on_destroy => sub {	3342	on_client_destroy => sub {
3043	my ($ns) = @_;	3343	my ($ns) = @_;
3044		3344
3045	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3345	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
3046	},	3346	},
3047	);	3347	);
…		…
3063	our $safe_hole = new Safe::Hole;	3363	our $safe_hole = new Safe::Hole;
3064		3364
3065	$SIG{FPE} = 'IGNORE';	3365	$SIG{FPE} = 'IGNORE';
3066		3366
3067	$safe->permit_only (Opcode::opset qw(	3367	$safe->permit_only (Opcode::opset qw(
3068	:base_core :base_mem :base_orig :base_math	3368	:base_core :base_mem :base_orig :base_math :base_loop
3069	grepstart grepwhile mapstart mapwhile	3369	grepstart grepwhile mapstart mapwhile
3070	sort time	3370	sort time
3071	));	3371	));
3072		3372
3073	# here we export the classes and methods available to script code	3373	# here we export the classes and methods available to script code
…		…
3077	The following functions and methods are available within a safe environment:	3377	The following functions and methods are available within a safe environment:
3078		3378
3079	cf::object	3379	cf::object
3080	contr pay_amount pay_player map x y force_find force_add destroy	3380	contr pay_amount pay_player map x y force_find force_add destroy
3081	insert remove name archname title slaying race decrease split	3381	insert remove name archname title slaying race decrease split
		3382	value
3082		3383
3083	cf::object::player	3384	cf::object::player
3084	player	3385	player
3085		3386
3086	cf::player	3387	cf::player
…		…
3092	=cut	3393	=cut
3093		3394
3094	for (	3395	for (
3095	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3396	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3096	insert remove inv nrof name archname title slaying race	3397	insert remove inv nrof name archname title slaying race
3097	decrease split destroy change_exp)],	3398	decrease split destroy change_exp value msg lore send_msg)],
3098	["cf::object::player" => qw(player)],	3399	["cf::object::player" => qw(player)],
3099	["cf::player" => qw(peaceful)],	3400	["cf::player" => qw(peaceful send_msg)],
3100	["cf::map" => qw(trigger)],	3401	["cf::map" => qw(trigger)],
3101	) {	3402	) {
3102	no strict 'refs';
3103	my ($pkg, @funs) = @$_;	3403	my ($pkg, @funs) = @$_;
3104	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3404	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3105	for @funs;	3405	for @funs;
3106	}	3406	}
3107		3407
…		…
3122		3422
3123	my $qcode = $code;	3423	my $qcode = $code;
3124	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3424	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3125	$qcode =~ s/\n/\\n/g;	3425	$qcode =~ s/\n/\\n/g;
3126		3426
		3427	%vars = (_dummy => 0) unless %vars;
		3428
		3429	my @res;
3127	local $_;	3430	local $_;
3128	local @safe::cf::_safe_eval_args = values %vars;
3129		3431
3130	my $eval =	3432	my $eval =
3131	"do {\n"	3433	"do {\n"
3132	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3434	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3133	. "#line 0 \"{$qcode}\"\n"	3435	. "#line 0 \"{$qcode}\"\n"
3134	. $code	3436	. $code
3135	. "\n}"	3437	. "\n}"
3136	;	3438	;
3137		3439
		3440	if ($CFG{safe_eval}) {
3138	sub_generation_inc;	3441	sub_generation_inc;
		3442	local @safe::cf::_safe_eval_args = values %vars;
3139	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3443	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3140	sub_generation_inc;	3444	sub_generation_inc;
		3445	} else {
		3446	local @cf::_safe_eval_args = values %vars;
		3447	@res = wantarray ? eval eval : scalar eval $eval;
		3448	}
3141		3449
3142	if ($@) {	3450	if ($@) {
3143	warn "$@";	3451	warn "$@",
3144	warn "while executing safe code '$code'\n";	3452	"while executing safe code '$code'\n",
3145	warn "with arguments " . (join " ", %vars) . "\n";	3453	"with arguments " . (join " ", %vars) . "\n";
3146	}	3454	}
3147		3455
3148	wantarray ? @res : $res[0]	3456	wantarray ? @res : $res[0]
3149	}	3457	}
3150		3458
…		…
3164	=cut	3472	=cut
3165		3473
3166	sub register_script_function {	3474	sub register_script_function {
3167	my ($fun, $cb) = @_;	3475	my ($fun, $cb) = @_;
3168		3476
3169	no strict 'refs';	3477	$fun = "safe::$fun" if $CFG{safe_eval};
3170	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3478	*$fun = $safe_hole->wrap ($cb);
3171	}	3479	}
3172		3480
3173	=back	3481	=back
3174		3482
3175	=cut	3483	=cut
…		…
3184	# for this (global event?)	3492	# for this (global event?)
3185	%ext::player_env::MUSIC_FACE_CACHE = ();	3493	%ext::player_env::MUSIC_FACE_CACHE = ();
3186		3494
3187	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3495	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3188		3496
3189	warn "loading facedata from $path\n";	3497	trace "loading facedata from $path\n";
3190		3498
3191	my $facedata;	3499	my $facedata = decode_storable load_file $path;
3192	0 < aio_load $path, $facedata
3193	or die "$path: $!";
3194
3195	$facedata = Coro::Storable::thaw $facedata;
3196		3500
3197	$facedata->{version} == 2	3501	$facedata->{version} == 2
3198	or cf::cleanup "$path: version mismatch, cannot proceed.";	3502	or cf::cleanup "$path: version mismatch, cannot proceed.";
3199		3503
3200	# 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]);
3201	$facedata->{resource}{"res/exp_table"} = {	3506	$facedata->{resource}{"res/exp_table"} = {
3202	type => FT_RSRC,	3507	type => FT_RSRC,
3203	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),
3204	};	3510	};
3205	cf::cede_to_tick;	3511	cf::cede_to_tick;
3206		3512
3207	{	3513	{
3208	my $faces = $facedata->{faceinfo};	3514	my $faces = $facedata->{faceinfo};
…		…
3210	while (my ($face, $info) = each %$faces) {	3516	while (my ($face, $info) = each %$faces) {
3211	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3517	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3212		3518
3213	cf::face::set_visibility $idx, $info->{visibility};	3519	cf::face::set_visibility $idx, $info->{visibility};
3214	cf::face::set_magicmap $idx, $info->{magicmap};	3520	cf::face::set_magicmap $idx, $info->{magicmap};
3215	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3521	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3216	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} , $info->{glyph} ;
3217		3524
3218	cf::cede_to_tick;	3525	cf::cede_to_tick;
3219	}	3526	}
3220		3527
3221	while (my ($face, $info) = each %$faces) {	3528	while (my ($face, $info) = each %$faces) {
…		…
3226		3533
3227	if (my $smooth = cf::face::find $info->{smooth}) {	3534	if (my $smooth = cf::face::find $info->{smooth}) {
3228	cf::face::set_smooth $idx, $smooth;	3535	cf::face::set_smooth $idx, $smooth;
3229	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3536	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3230	} else {	3537	} else {
3231	warn "smooth face '$info->{smooth}' not found for face '$face'";	3538	error "smooth face '$info->{smooth}' not found for face '$face'";
3232	}	3539	}
3233		3540
3234	cf::cede_to_tick;	3541	cf::cede_to_tick;
3235	}	3542	}
3236	}	3543	}
…		…
3245		3552
3246	cf::anim::invalidate_all; # d'oh	3553	cf::anim::invalidate_all; # d'oh
3247	}	3554	}
3248		3555
3249	{	3556	{
3250	# TODO: for gcfclient pleasure, we should give resources
3251	# that gcfclient doesn't grok a >10000 face index.
3252	my $res = $facedata->{resource};	3557	my $res = $facedata->{resource};
3253		3558
3254	while (my ($name, $info) = each %$res) {	3559	while (my ($name, $info) = each %$res) {
3255	if (defined $info->{type}) {	3560	if (defined $info->{type}) {
3256	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3561	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3257	my $data;
3258		3562
3259	if ($info->{type} & 1) {	3563	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3260	# prepend meta info
3261
3262	my $meta = $enc->encode ({
3263	name => $name,
3264	%{ $info->{meta} || {} },
3265	});
3266
3267	$data = pack "(w/a*)*", $meta, $info->{data};
3268	} else {
3269	$data = $info->{data};
3270	}
3271
3272	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3273	cf::face::set_type $idx, $info->{type};	3564	cf::face::set_type $idx, $info->{type};
3274	} else {	3565	} else {
3275	$RESOURCE{$name} = $info;	3566	$RESOURCE{$name} = $info; # unused
3276	}	3567	}
3277		3568
3278	cf::cede_to_tick;	3569	cf::cede_to_tick;
3279	}	3570	}
3280	}	3571	}
3281		3572
3282	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);	3573	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3283		3574
3284	1	3575	1
3285	}	3576	}
3286
3287	cf::global->attach (on_resource_update => sub {
3288	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3289	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3290
3291	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3292	my $sound = $soundconf->{compat}[$_]
3293	or next;
3294
3295	my $face = cf::face::find "sound/$sound->[1]";
3296	cf::sound::set $sound->[0] => $face;
3297	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3298	}
3299
3300	while (my ($k, $v) = each %{$soundconf->{event}}) {
3301	my $face = cf::face::find "sound/$v";
3302	cf::sound::set $k => $face;
3303	}
3304	}
3305	});
3306		3577
3307	register_exticmd fx_want => sub {	3578	register_exticmd fx_want => sub {
3308	my ($ns, $want) = @_;	3579	my ($ns, $want) = @_;
3309		3580
3310	while (my ($k, $v) = each %$want) {	3581	while (my ($k, $v) = each %$want) {
…		…
3349	sub reload_treasures {	3620	sub reload_treasures {
3350	load_resource_file "$DATADIR/treasures"	3621	load_resource_file "$DATADIR/treasures"
3351	or die "unable to load treasurelists\n";	3622	or die "unable to load treasurelists\n";
3352	}	3623	}
3353		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
3354	sub reload_resources {	3645	sub reload_resources {
3355	warn "reloading resource files...\n";	3646	trace "reloading resource files...\n";
3356		3647
		3648	reload_exp_table;
		3649	reload_materials;
3357	reload_facedata;	3650	reload_facedata;
		3651	reload_sound;
3358	reload_archetypes;	3652	reload_archetypes;
3359	reload_regions;	3653	reload_regions;
3360	reload_treasures;	3654	reload_treasures;
3361		3655
3362	warn "finished reloading resource files\n";	3656	trace "finished reloading resource files\n";
3363	}	3657	}
3364		3658
3365	sub reload_config {	3659	sub reload_config {
3366	open my $fh, "<:utf8", "$CONFDIR/config"	3660	trace "reloading config file...\n";
3367	or return;
3368		3661
3369	local $/;	3662	my $config = load_file "$CONFDIR/config";
3370	*CFG = YAML::Load <$fh>;	3663	utf8::decode $config;
		3664	*CFG = decode_yaml $config;
3371		3665
3372	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3666	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3373		3667
3374	$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};
3375	$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};
3376		3670
3377	if (exists $CFG{mlockall}) {	3671	if (exists $CFG{mlockall}) {
…		…
3400		3694
3401	seek $fh, 0, 0;	3695	seek $fh, 0, 0;
3402	print $fh $$;	3696	print $fh $$;
3403	}	3697	}
3404		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
3405	sub main {	3708	sub main {
3406	cf::init_globals; # initialise logging	3709	cf::init_globals; # initialise logging
3407		3710
3408	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;	3711	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
3409	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";	3712	LOG llevInfo, "Copyright (C) 2005-2011 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
3410	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";	3713	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
3411	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";	3714	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
3412
3413	cf::init_experience;
3414	cf::init_anim;
3415	cf::init_attackmess;
3416	cf::init_dynamic;
3417	cf::init_block;
3418		3715
3419	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3716	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3420		3717
3421	# we must not ever block the main coroutine	3718	# we must not ever block the main coroutine
3422	local $Coro::idle = sub {	3719	local $Coro::idle = sub {
…		…
3428	};	3725	};
3429		3726
3430	evthread_start IO::AIO::poll_fileno;	3727	evthread_start IO::AIO::poll_fileno;
3431		3728
3432	cf::sync_job {	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
3433	reload_resources;	3738	reload_resources;
3434	reload_config;	3739	reload_config;
3435	db_init;	3740	db_init;
3436		3741
3437	cf::load_settings;
3438	cf::load_materials;
3439	cf::init_uuid;	3742	cf::init_uuid;
3440	cf::init_signals;	3743	cf::init_signals;
3441	cf::init_commands;
3442	cf::init_skills;	3744	cf::init_skills;
3443		3745
3444	cf::init_beforeplay;	3746	cf::init_beforeplay;
3445		3747
3446	atomic;	3748	atomic;
…		…
3448	load_extensions;	3750	load_extensions;
3449		3751
3450	utime time, time, $RUNTIMEFILE;	3752	utime time, time, $RUNTIMEFILE;
3451		3753
3452	# no (long-running) fork's whatsoever before this point(!)	3754	# no (long-running) fork's whatsoever before this point(!)
		3755	use POSIX ();
3453	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};
3454		3757
3455	(pop @POST_INIT)->(0) while @POST_INIT;	3758	cf::_post_init 0;
3456	};	3759	};
3457		3760
3458	EV::loop;	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;
3459	}	3770	}
3460		3771
3461	#############################################################################	3772	#############################################################################
3462	# initialisation and cleanup	3773	# initialisation and cleanup
3463		3774
3464	# install some emergency cleanup handlers	3775	# install some emergency cleanup handlers
3465	BEGIN {	3776	BEGIN {
3466	our %SIGWATCHER = ();	3777	our %SIGWATCHER = ();
3467	for my $signal (qw(INT HUP TERM)) {	3778	for my $signal (qw(INT HUP TERM)) {
3468	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3779	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3469	cf::cleanup "SIG$signal";	3780	cf::cleanup "SIG$signal";
3470	};	3781	};
3471	}	3782	}
3472	}	3783	}
3473		3784
3474	sub write_runtime_sync {	3785	sub write_runtime_sync {
		3786	my $t0 = AE::time;
		3787
3475	# first touch the runtime file to show we are still running:	3788	# first touch the runtime file to show we are still running:
3476	# the fsync below can take a very very long time.	3789	# the fsync below can take a very very long time.
3477		3790
3478	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;	3791	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3479		3792
3480	my $guard = cf::lock_acquire "write_runtime";	3793	my $guard = cf::lock_acquire "write_runtime";
3481		3794
3482	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644	3795	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3483	or return;	3796	or return;
3484		3797
3485	my $value = $cf::RUNTIME + 90 + 10;	3798	my $value = $cf::RUNTIME + 90 + 10;
3486	# 10 is the runtime save interval, for a monotonic clock	3799	# 10 is the runtime save interval, for a monotonic clock
3487	# 60 allows for the watchdog to kill the server.	3800	# 60 allows for the watchdog to kill the server.
…		…
3500	or return;	3813	or return;
3501		3814
3502	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE	3815	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3503	and return;	3816	and return;
3504		3817
3505	warn "runtime file written.\n";	3818	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3506		3819
3507	1	3820	1
3508	}	3821	}
3509		3822
3510	our $uuid_lock;	3823	our $uuid_lock;
…		…
3522	or return;	3835	or return;
3523		3836
3524	my $value = uuid_seq uuid_cur;	3837	my $value = uuid_seq uuid_cur;
3525		3838
3526	unless ($value) {	3839	unless ($value) {
3527	warn "cowardly refusing to write zero uuid value!\n";	3840	info "cowardly refusing to write zero uuid value!\n";
3528	return;	3841	return;
3529	}	3842	}
3530		3843
3531	my $value = uuid_str $value + $uuid_skip;	3844	my $value = uuid_str $value + $uuid_skip;
3532	$uuid_skip = 0;	3845	$uuid_skip = 0;
…		…
3542	or return;	3855	or return;
3543		3856
3544	aio_rename "$uuid~", $uuid	3857	aio_rename "$uuid~", $uuid
3545	and return;	3858	and return;
3546		3859
3547	warn "uuid file written ($value).\n";	3860	trace "uuid file written ($value).\n";
3548		3861
3549	1	3862	1
3550		3863
3551	}	3864	}
3552		3865
…		…
3558	}	3871	}
3559		3872
3560	sub emergency_save() {	3873	sub emergency_save() {
3561	my $freeze_guard = cf::freeze_mainloop;	3874	my $freeze_guard = cf::freeze_mainloop;
3562		3875
3563	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;
3564		3882
3565	cf::sync_job {	3883	cf::sync_job {
		3884	cf::write_runtime_sync; # external watchdog should not bark
		3885
3566	# use a peculiar iteration method to avoid tripping on perl	3886	# use a peculiar iteration method to avoid tripping on perl
3567	# refcount bugs in for. also avoids problems with players	3887	# refcount bugs in for. also avoids problems with players
3568	# and maps saved/destroyed asynchronously.	3888	# and maps saved/destroyed asynchronously.
3569	warn "begin emergency player save\n";	3889	info "emergency_perl_save: begin player save\n";
3570	for my $login (keys %cf::PLAYER) {	3890	for my $login (keys %cf::PLAYER) {
3571	my $pl = $cf::PLAYER{$login} or next;	3891	my $pl = $cf::PLAYER{$login} or next;
3572	$pl->valid or next;	3892	$pl->valid or next;
3573	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3893	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3574	$pl->save;	3894	$pl->save;
3575	}	3895	}
3576	warn "end emergency player save\n";	3896	info "emergency_perl_save: end player save\n";
3577		3897
3578	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";
3579	for my $path (keys %cf::MAP) {	3901	for my $path (keys %cf::MAP) {
3580	my $map = $cf::MAP{$path} or next;	3902	my $map = $cf::MAP{$path} or next;
3581	$map->valid or next;	3903	$map->valid or next;
3582	$map->save;	3904	$map->save;
3583	}	3905	}
3584	warn "end emergency map save\n";	3906	info "emergency_perl_save: end map save\n";
3585		3907
3586	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";
3587	BDB::db_env_txn_checkpoint $DB_ENV;	3911	BDB::db_env_txn_checkpoint $DB_ENV;
3588	warn "end emergency database checkpoint\n";	3912	info "emergency_perl_save: end database checkpoint\n";
3589		3913
3590	warn "begin write uuid\n";	3914	info "emergency_perl_save: begin write uuid\n";
3591	write_uuid_sync 1;	3915	write_uuid_sync 1;
3592	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 $DB_ENV;
		3922
		3923	info "emergency_perl_save: starting sync\n";
		3924	IO::AIO::aio_sync sub {
		3925	info "emergency_perl_save: finished sync\n";
		3926	};
		3927
		3928	cf::write_runtime_sync; # external watchdog should not bark
		3929
		3930	trace "emergency_perl_save: flushing outstanding aio requests";
		3931	while (IO::AIO::nreqs || BDB::nreqs) {
		3932	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
		3933	}
		3934
		3935	cf::write_runtime_sync; # external watchdog should not bark
3593	};	3936	};
3594		3937
3595	warn "leave emergency perl save\n";	3938	info "emergency_perl_save: leave\n";
3596	}	3939	}
3597		3940
3598	sub post_cleanup {	3941	sub post_cleanup {
3599	my ($make_core) = @_;	3942	my ($make_core) = @_;
3600		3943
		3944	IO::AIO::flush;
		3945
3601	warn Carp::longmess "post_cleanup backtrace"	3946	error Carp::longmess "post_cleanup backtrace"
3602	if $make_core;	3947	if $make_core;
3603		3948
3604	my $fh = pidfile;	3949	my $fh = pidfile;
3605	unlink $PIDFILE if <$fh> == $$;	3950	unlink $PIDFILE if <$fh> == $$;
3606	}	3951	}
…		…
3626	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};	3971	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
3627	for my $name (keys %$leaf_symtab) {	3972	for my $name (keys %$leaf_symtab) {
3628	_gv_clear *{"$pkg$name"};	3973	_gv_clear *{"$pkg$name"};
3629	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};	3974	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
3630	}	3975	}
3631	warn "cleared package $pkg\n";#d#
3632	}	3976	}
3633		3977
3634	sub do_reload_perl() {	3978	sub do_reload_perl() {
3635	# can/must only be called in main	3979	# can/must only be called in main
3636	if ($Coro::current != $Coro::main) {	3980	unless (in_main) {
3637	warn "can only reload from main coroutine";	3981	error "can only reload from main coroutine";
3638	return;	3982	return;
3639	}	3983	}
3640		3984
3641	return if $RELOAD++;	3985	return if $RELOAD++;
3642		3986
		3987	my $t1 = AE::time;
		3988
3643	while ($RELOAD) {	3989	while ($RELOAD) {
3644	warn "reloading...";	3990	cf::get_slot 0.1, -1, "reload_perl";
		3991	info "perl_reload: reloading...";
3645		3992
3646	warn "entering sync_job";	3993	trace "perl_reload: entering sync_job";
3647		3994
3648	cf::sync_job {	3995	cf::sync_job {
3649	cf::write_runtime_sync; # external watchdog should not bark
3650	cf::emergency_save;	3996	#cf::emergency_save;
3651	cf::write_runtime_sync; # external watchdog should not bark
3652		3997
3653	warn "syncing database to disk";
3654	BDB::db_env_txn_checkpoint $DB_ENV;
3655
3656	# if anything goes wrong in here, we should simply crash as we already saved
3657
3658	warn "flushing outstanding aio requests";
3659	while (IO::AIO::nreqs || BDB::nreqs) {
3660	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3661	}
3662
3663	warn "cancelling all extension coros";	3998	trace "perl_reload: cancelling all extension coros";
3664	$_->cancel for values %EXT_CORO;	3999	$_->cancel for values %EXT_CORO;
3665	%EXT_CORO = ();	4000	%EXT_CORO = ();
3666		4001
3667	warn "removing commands";	4002	trace "perl_reload: removing commands";
3668	%COMMAND = ();	4003	%COMMAND = ();
3669		4004
3670	warn "removing ext/exti commands";	4005	trace "perl_reload: removing ext/exti commands";
3671	%EXTCMD = ();	4006	%EXTCMD = ();
3672	%EXTICMD = ();	4007	%EXTICMD = ();
3673		4008
3674	warn "unloading/nuking all extensions";	4009	trace "perl_reload: unloading/nuking all extensions";
3675	for my $pkg (@EXTS) {	4010	for my $pkg (@EXTS) {
3676	warn "... unloading $pkg";	4011	trace "... unloading $pkg";
3677		4012
3678	if (my $cb = $pkg->can ("unload")) {	4013	if (my $cb = $pkg->can ("unload")) {
3679	eval {	4014	eval {
3680	$cb->($pkg);	4015	$cb->($pkg);
3681	1	4016	1
3682	} or warn "$pkg unloaded, but with errors: $@";	4017	} or error "$pkg unloaded, but with errors: $@";
3683	}	4018	}
3684		4019
3685	warn "... clearing $pkg";	4020	trace "... clearing $pkg";
3686	clear_package $pkg;	4021	clear_package $pkg;
3687	}	4022	}
3688		4023
3689	warn "unloading all perl modules loaded from $LIBDIR";	4024	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3690	while (my ($k, $v) = each %INC) {	4025	while (my ($k, $v) = each %INC) {
3691	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4026	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3692		4027
3693	warn "... unloading $k";	4028	trace "... unloading $k";
3694	delete $INC{$k};	4029	delete $INC{$k};
3695		4030
3696	$k =~ s/\.pm$//;	4031	$k =~ s/\.pm$//;
3697	$k =~ s/\//::/g;	4032	$k =~ s/\//::/g;
3698		4033
…		…
3701	}	4036	}
3702		4037
3703	clear_package $k;	4038	clear_package $k;
3704	}	4039	}
3705		4040
3706	warn "getting rid of safe::, as good as possible";	4041	trace "perl_reload: getting rid of safe::, as good as possible";
3707	clear_package "safe::$_"	4042	clear_package "safe::$_"
3708	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);
3709		4044
3710	warn "unloading cf.pm \"a bit\"";	4045	trace "perl_reload: unloading cf.pm \"a bit\"";
3711	delete $INC{"cf.pm"};	4046	delete $INC{"cf.pm"};
3712	delete $INC{"cf/pod.pm"};	4047	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3713		4048
3714	# don't, removes xs symbols, too,	4049	# don't, removes xs symbols, too,
3715	# and global variables created in xs	4050	# and global variables created in xs
3716	#clear_package __PACKAGE__;	4051	#clear_package __PACKAGE__;
3717		4052
3718	warn "unload completed, starting to reload now";	4053	info "perl_reload: unload completed, starting to reload now";
3719		4054
3720	warn "reloading cf.pm";	4055	trace "perl_reload: reloading cf.pm";
3721	require cf;	4056	require cf;
3722	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4057	cf::_connect_to_perl_1;
3723		4058
3724	warn "loading config and database again";	4059	trace "perl_reload: loading config and database again";
3725	cf::reload_config;	4060	cf::reload_config;
3726		4061
3727	warn "loading extensions";	4062	trace "perl_reload: loading extensions";
3728	cf::load_extensions;	4063	cf::load_extensions;
3729		4064
		4065	if ($REATTACH_ON_RELOAD) {
3730	warn "reattaching attachments to objects/players";	4066	trace "perl_reload: reattaching attachments to objects/players";
3731	_global_reattach; # objects, sockets	4067	_global_reattach; # objects, sockets
3732	warn "reattaching attachments to maps";	4068	trace "perl_reload: reattaching attachments to maps";
3733	reattach $_ for values %MAP;	4069	reattach $_ for values %MAP;
3734	warn "reattaching attachments to players";	4070	trace "perl_reload: reattaching attachments to players";
3735	reattach $_ for values %PLAYER;	4071	reattach $_ for values %PLAYER;
		4072	}
3736		4073
3737	warn "running post_load";	4074	cf::_post_init 1;
3738	(pop @POST_INIT)->(1) while @POST_INIT;
3739		4075
3740	warn "leaving sync_job";	4076	trace "perl_reload: leaving sync_job";
3741		4077
3742	1	4078	1
3743	} or do {	4079	} or do {
3744	warn $@;	4080	error $@;
3745	cf::cleanup "error while reloading, exiting.";	4081	cf::cleanup "perl_reload: error, exiting.";
3746	};	4082	};
3747		4083
3748	warn "reloaded";
3749	--$RELOAD;	4084	--$RELOAD;
3750	}	4085	}
		4086
		4087	$t1 = AE::time - $t1;
		4088	info "perl_reload: completed in ${t1}s\n";
3751	};	4089	};
3752		4090
3753	our $RELOAD_WATCHER; # used only during reload	4091	our $RELOAD_WATCHER; # used only during reload
3754		4092
3755	sub reload_perl() {	4093	sub reload_perl() {
3756	# doing reload synchronously and two reloads happen back-to-back,	4094	# doing reload synchronously and two reloads happen back-to-back,
3757	# coro crashes during coro_state_free->destroy here.	4095	# coro crashes during coro_state_free->destroy here.
3758		4096
		4097	$RELOAD_WATCHER ||= cf::async {
		4098	Coro::AIO::aio_wait cache_extensions;
		4099
3759	$RELOAD_WATCHER ||= EV::timer $TICK * 1.5, 0, sub {	4100	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3760	do_reload_perl;	4101	do_reload_perl;
3761	undef $RELOAD_WATCHER;	4102	undef $RELOAD_WATCHER;
		4103	};
3762	};	4104	};
3763	}	4105	}
3764		4106
3765	register_command "reload" => sub {	4107	register_command "reload" => sub {
3766	my ($who, $arg) = @_;	4108	my ($who, $arg) = @_;
…		…
3772	reload_perl;	4114	reload_perl;
3773	};	4115	};
3774	}	4116	}
3775	};	4117	};
3776		4118
3777	unshift @INC, $LIBDIR;	4119	#############################################################################
3778		4120
3779	my $bug_warning = 0;	4121	my $bug_warning = 0;
3780		4122
3781	our @WAIT_FOR_TICK;
3782	our @WAIT_FOR_TICK_BEGIN;
3783
3784	sub wait_for_tick {	4123	sub wait_for_tick() {
3785	return if tick_inhibit || $Coro::current == $Coro::main;	4124	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3786		4125
3787	my $signal = new Coro::Signal;	4126	$WAIT_FOR_TICK->wait;
3788	push @WAIT_FOR_TICK, $signal;
3789	$signal->wait;
3790	}	4127	}
3791		4128
3792	sub wait_for_tick_begin {	4129	sub wait_for_tick_begin() {
3793	return if tick_inhibit || $Coro::current == $Coro::main;	4130	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3794		4131
3795	my $signal = new Coro::Signal;	4132	my $signal = new Coro::Signal;
3796	push @WAIT_FOR_TICK_BEGIN, $signal;	4133	push @WAIT_FOR_TICK_BEGIN, $signal;
3797	$signal->wait;	4134	$signal->wait;
3798	}	4135	}
…		…
3802	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4139	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3803	unless ++$bug_warning > 10;	4140	unless ++$bug_warning > 10;
3804	return;	4141	return;
3805	}	4142	}
3806		4143
3807	cf::server_tick; # one server iteration	4144	cf::one_tick; # one server iteration
		4145
		4146	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3808		4147
3809	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4148	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3810	$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.;
3811	Coro::async_pool {	4150	Coro::async_pool {
3812	$Coro::current->{desc} = "runtime saver";	4151	$Coro::current->{desc} = "runtime saver";
3813	write_runtime_sync	4152	write_runtime_sync
3814	or warn "ERROR: unable to write runtime file: $!";	4153	or error "ERROR: unable to write runtime file: $!";
3815	};	4154	};
3816	}	4155	}
3817		4156
3818	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4157	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3819	$sig->send;	4158	$sig->send;
3820	}	4159	}
3821	while (my $sig = shift @WAIT_FOR_TICK) {	4160	$WAIT_FOR_TICK->broadcast;
3822	$sig->send;
3823	}
3824		4161
3825	$LOAD = ($NOW - $TICK_START) / $TICK;	4162	$LOAD = ($NOW - $TICK_START) / $TICK;
3826	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4163	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3827		4164
3828	if (0) {	4165	if (0) {
3829	if ($NEXT_TICK) {	4166	if ($NEXT_TICK) {
3830	my $jitter = $TICK_START - $NEXT_TICK;	4167	my $jitter = $TICK_START - $NEXT_TICK;
3831	$JITTER = $JITTER * 0.75 + $jitter * 0.25;	4168	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
3832	warn "jitter $JITTER\n";#d#	4169	debug "jitter $JITTER\n";#d#
3833	}	4170	}
3834	}	4171	}
3835	}	4172	}
3836		4173
3837	{	4174	{
3838	# configure BDB	4175	# configure BDB
3839		4176
3840	BDB::min_parallel 8;	4177	BDB::min_parallel 16;
3841	BDB::max_poll_reqs $TICK * 0.1;	4178	BDB::max_poll_reqs $TICK * 0.1;
3842	$AnyEvent::BDB::WATCHER->priority (1);	4179	$AnyEvent::BDB::WATCHER->priority (1);
3843		4180
3844	unless ($DB_ENV) {	4181	unless ($DB_ENV) {
3845	$DB_ENV = BDB::db_env_create;	4182	$DB_ENV = BDB::db_env_create;
…		…
3882	IO::AIO::min_parallel 8;	4219	IO::AIO::min_parallel 8;
3883	IO::AIO::max_poll_time $TICK * 0.1;	4220	IO::AIO::max_poll_time $TICK * 0.1;
3884	undef $AnyEvent::AIO::WATCHER;	4221	undef $AnyEvent::AIO::WATCHER;
3885	}	4222	}
3886		4223
3887	my $_log_backtrace;	4224	our $_log_backtrace;
		4225	our $_log_backtrace_last;
3888		4226
3889	sub _log_backtrace {	4227	sub _log_backtrace {
3890	my ($msg, @addr) = @_;	4228	my ($msg, @addr) = @_;
3891		4229
3892	$msg =~ s/\n//;	4230	$msg =~ s/\n$//;
3893		4231
		4232	if ($_log_backtrace_last eq $msg) {
		4233	LOG llevInfo, "[ABT] $msg\n";
		4234	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3894	# limit the # of concurrent backtraces	4235	# limit the # of concurrent backtraces
3895	if ($_log_backtrace < 2) {	4236	} elsif ($_log_backtrace < 2) {
		4237	$_log_backtrace_last = $msg;
3896	++$_log_backtrace;	4238	++$_log_backtrace;
3897	my $perl_bt = Carp::longmess $msg;	4239	my $perl_bt = Carp::longmess $msg;
3898	async {	4240	async {
3899	$Coro::current->{desc} = "abt $msg";	4241	$Coro::current->{desc} = "abt $msg";
3900		4242
…		…
3920	LOG llevInfo, "[ABT] $_\n" for @bt;	4262	LOG llevInfo, "[ABT] $_\n" for @bt;
3921	--$_log_backtrace;	4263	--$_log_backtrace;
3922	};	4264	};
3923	} else {	4265	} else {
3924	LOG llevInfo, "[ABT] $msg\n";	4266	LOG llevInfo, "[ABT] $msg\n";
3925	LOG llevInfo, "[ABT] [suppressed]\n";	4267	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3926	}	4268	}
3927	}	4269	}
3928		4270
3929	# load additional modules	4271	# load additional modules
3930	use cf::pod;	4272	require "cf/$_.pm" for @EXTRA_MODULES;
		4273	cf::_connect_to_perl_2;
3931		4274
3932	END { cf::emergency_save }	4275	END { cf::emergency_save }
3933		4276
3934	1	4277	1
3935		4278

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