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Revision 1.452 by root, Tue Sep 23 00:24:52 2008 UTC vs.
Revision 1.571 by root, Wed May 4 19:04:45 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
…		…
127		146
128	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	147	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
129	our $LOADAVG; # same thing, but with alpha-smoothing	148	our $LOADAVG; # same thing, but with alpha-smoothing
130	our $JITTER; # average jitter	149	our $JITTER; # average jitter
131	our $TICK_START; # for load detecting purposes	150	our $TICK_START; # for load detecting purposes
		151
		152	our @POST_INIT;
		153
		154	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		155	our $REALLY_UNLOOP; # never set to true, please :)
		156
		157	our $WAIT_FOR_TICK = new Coro::Signal;
		158	our @WAIT_FOR_TICK_BEGIN;
132		159
133	binmode STDOUT;	160	binmode STDOUT;
134	binmode STDERR;	161	binmode STDERR;
135		162
136	# read virtual server time, if available	163	# read virtual server time, if available
…		…
138	open my $fh, "<", $RUNTIMEFILE	165	open my $fh, "<", $RUNTIMEFILE
139	or die "unable to read $RUNTIMEFILE file: $!";	166	or die "unable to read $RUNTIMEFILE file: $!";
140	$RUNTIME = <$fh> + 0.;	167	$RUNTIME = <$fh> + 0.;
141	}	168	}
142		169
		170	eval "sub TICK() { $TICK } 1" or die;
		171
143	mkdir $_	172	mkdir $_
144	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	173	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
145		174
146	our $EMERGENCY_POSITION;	175	our $EMERGENCY_POSITION;
147		176
148	sub cf::map::normalise;	177	sub cf::map::normalise;
149		178
		179	sub in_main() {
		180	$Coro::current == $Coro::main
		181	}
		182
150	#############################################################################	183	#############################################################################
151		184
		185	%REFLECT = ();
		186	for (@REFLECT) {
		187	my $reflect = JSON::XS::decode_json $_;
		188	$REFLECT{$reflect->{class}} = $reflect;
		189	}
		190
		191	# this is decidedly evil
		192	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
		193
		194	#############################################################################
		195
152	=head2 GLOBAL VARIABLES	196	=head2 GLOBAL VARIABLES
153		197
154	=over 4	198	=over 4
155		199
156	=item $cf::UPTIME	200	=item $cf::UPTIME
157		201
158	The timestamp of the server start (so not actually an uptime).	202	The timestamp of the server start (so not actually an "uptime").
		203
		204	=item $cf::SERVER_TICK
		205
		206	An unsigned integer that starts at zero when the server is started and is
		207	incremented on every tick.
		208
		209	=item $cf::NOW
		210
		211	The (real) time of the last (current) server tick - updated before and
		212	after tick processing, so this is useful only as a rough "what time is it
		213	now" estimate.
		214
		215	=item $cf::TICK
		216
		217	The interval between each server tick, in seconds.
159		218
160	=item $cf::RUNTIME	219	=item $cf::RUNTIME
161		220
162	The time this server has run, starts at 0 and is increased by $cf::TICK on	221	The time this server has run, starts at 0 and is increased by $cf::TICK on
163	every server tick.	222	every server tick.
…		…
169	Various directories - "/etc", read-only install directory, perl-library	228	Various directories - "/etc", read-only install directory, perl-library
170	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	229	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
171	unique-items directory, player file directory, random maps directory and	230	unique-items directory, player file directory, random maps directory and
172	database environment.	231	database environment.
173		232
174	=item $cf::NOW
175
176	The time of the last (current) server tick.
177
178	=item $cf::TICK
179
180	The interval between server ticks, in seconds.
181
182	=item $cf::LOADAVG	233	=item $cf::LOADAVG
183		234
184	The current CPU load on the server (alpha-smoothed), as a value between 0	235	The current CPU load on the server (alpha-smoothed), as a value between 0
185	(none) and 1 (overloaded), indicating how much time is spent on processing	236	(none) and 1 (overloaded), indicating how much time is spent on processing
186	objects per tick. Healthy values are < 0.5.	237	objects per tick. Healthy values are < 0.5.
…		…
195	from wherever your confdir points to.	246	from wherever your confdir points to.
196		247
197	=item cf::wait_for_tick, cf::wait_for_tick_begin	248	=item cf::wait_for_tick, cf::wait_for_tick_begin
198		249
199	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	250	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
200	returns directly I<after> the tick processing (and consequently, can only wake one process	251	returns directly I<after> the tick processing (and consequently, can only wake one thread
201	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	252	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
202		253
		254	Note that cf::Wait_for_tick will immediately return when the server is not
		255	ticking, making it suitable for small pauses in threads that need to run
		256	when the server is paused. If that is not applicable (i.e. you I<really>
		257	want to wait, use C<$cf::WAIT_FOR_TICK>).
		258
		259	=item $cf::WAIT_FOR_TICK
		260
		261	Note that C<cf::wait_for_tick> is probably the correct thing to use. This
		262	variable contains a L<Coro::Signal> that is broadcats after every server
		263	tick. Calling C<< ->wait >> on it will suspend the caller until after the
		264	next server tick.
		265
		266	=cut
		267
		268	sub wait_for_tick();
		269	sub wait_for_tick_begin();
		270
203	=item @cf::INVOKE_RESULTS	271	=item @cf::INVOKE_RESULTS
204		272
205	This array contains the results of the last C<invoke ()> call. When	273	This array contains the results of the last C<invoke ()> call. When
206	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	274	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
207	that call.	275	that call.
208		276
		277	=item %cf::REFLECT
		278
		279	Contains, for each (C++) class name, a hash reference with information
		280	about object members (methods, scalars, arrays and flags) and other
		281	metadata, which is useful for introspection.
		282
209	=back	283	=back
210		284
211	=cut	285	=cut
212		286
213	BEGIN {	287	sub error(@) { LOG llevError, join "", @_ }
214	*CORE::GLOBAL::warn = sub {	288	sub warn (@) { LOG llevWarn , join "", @_ }
		289	sub info (@) { LOG llevInfo , join "", @_ }
		290	sub debug(@) { LOG llevDebug, join "", @_ }
		291	sub trace(@) { LOG llevTrace, join "", @_ }
		292
		293	$Coro::State::WARNHOOK = sub {
215	my $msg = join "", @_;	294	my $msg = join "", @_;
216		295
217	$msg .= "\n"	296	$msg .= "\n"
218	unless $msg =~ /\n$/;	297	unless $msg =~ /\n$/;
219		298
220	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	299	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
221		300
222	LOG llevError, $msg;	301	LOG llevWarn, $msg;
223	};	302	};
224	}
225		303
226	$Coro::State::DIEHOOK = sub {	304	$Coro::State::DIEHOOK = sub {
227	return unless $^S eq 0; # "eq", not "=="	305	return unless $^S eq 0; # "eq", not "=="
228		306
229	if ($Coro::current == $Coro::main) {#d#	307	error Carp::longmess $_[0];
		308
		309	if (in_main) {#d#
230	warn "DIEHOOK called in main context, Coro bug?\n";#d#	310	error "DIEHOOK called in main context, Coro bug?\n";#d#
231	return;#d#	311	return;#d#
232	}#d#	312	}#d#
233		313
234	# kill coroutine otherwise	314	# kill coroutine otherwise
235	warn Carp::longmess $_[0];
236	Coro::terminate	315	Coro::terminate
237	};	316	};
238
239	$SIG{__DIE__} = sub { }; #d#?
240		317
241	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	318	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
242	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	319	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
243	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	320	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
244	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	321	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
258	)) {	335	)) {
259	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	336	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
260	}	337	}
261		338
262	$EV::DIED = sub {	339	$EV::DIED = sub {
263	warn "error in event callback: @_";	340	Carp::cluck "error in event callback: @_";
264	};	341	};
		342
		343	#############################################################################
		344
		345	sub fork_call(&@);
		346	sub get_slot($;$$);
265		347
266	#############################################################################	348	#############################################################################
267		349
268	=head2 UTILITY FUNCTIONS	350	=head2 UTILITY FUNCTIONS
269		351
…		…
290	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	372	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
291	$d	373	$d
292	} || "[unable to dump $_[0]: '$@']";	374	} || "[unable to dump $_[0]: '$@']";
293	}	375	}
294		376
		377	=item $scalar = load_file $path
		378
		379	Loads the given file from path and returns its contents. Croaks on error
		380	and can block.
		381
		382	=cut
		383
		384	sub load_file($) {
		385	0 <= aio_load $_[0], my $data
		386	or Carp::croak "$_[0]: $!";
		387
		388	$data
		389	}
		390
295	=item $ref = cf::decode_json $json	391	=item $ref = cf::decode_json $json
296		392
297	Converts a JSON string into the corresponding perl data structure.	393	Converts a JSON string into the corresponding perl data structure.
298		394
299	=item $json = cf::encode_json $ref	395	=item $json = cf::encode_json $ref
…		…
305	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	401	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
306		402
307	sub encode_json($) { $json_coder->encode ($_[0]) }	403	sub encode_json($) { $json_coder->encode ($_[0]) }
308	sub decode_json($) { $json_coder->decode ($_[0]) }	404	sub decode_json($) { $json_coder->decode ($_[0]) }
309		405
		406	=item $ref = cf::decode_storable $scalar
		407
		408	Same as Coro::Storable::thaw, so blocks.
		409
		410	=cut
		411
		412	BEGIN { *decode_storable = \&Coro::Storable::thaw }
		413
		414	=item $ref = cf::decode_yaml $scalar
		415
		416	Same as YAML::XS::Load, but doesn't leak, because it forks (and thus blocks).
		417
		418	=cut
		419
		420	sub decode_yaml($) {
		421	fork_call { YAML::XS::Load $_[0] } @_
		422	}
		423
		424	=item $scalar = cf::unlzf $scalar
		425
		426	Same as Compress::LZF::compress, but takes server ticks into account, so
		427	blocks.
		428
		429	=cut
		430
		431	sub unlzf($) {
		432	# we assume 100mb/s minimum decompression speed (noncompressible data on a ~2ghz machine)
		433	cf::get_slot +(length $_[0]) / 100_000_000, 0, "unlzf";
		434	Compress::LZF::decompress $_[0]
		435	}
		436
		437	=item cf::post_init { BLOCK }
		438
		439	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		440	but I<before> the server starts ticking again.
		441
		442	The codeblock will have a single boolean argument to indicate whether this
		443	is a reload or not.
		444
		445	=cut
		446
		447	sub post_init(&) {
		448	push @POST_INIT, shift;
		449	}
		450
		451	sub _post_init {
		452	trace "running post_init jobs";
		453
		454	# run them in parallel...
		455
		456	my @join;
		457
		458	while () {
		459	push @join, map &Coro::async ($_, 0), @POST_INIT;
		460	@POST_INIT = ();
		461
		462	@join or last;
		463
		464	(pop @join)->join;
		465	}
		466	}
		467
310	=item cf::lock_wait $string	468	=item cf::lock_wait $string
311		469
312	Wait until the given lock is available. See cf::lock_acquire.	470	Wait until the given lock is available. See cf::lock_acquire.
313		471
314	=item my $lock = cf::lock_acquire $string	472	=item my $lock = cf::lock_acquire $string
315		473
316	Wait until the given lock is available and then acquires it and returns	474	Wait until the given lock is available and then acquires it and returns
317	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	475	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
318	for example when the coroutine gets canceled), the lock is automatically	476	for example when the coroutine gets canceled), the lock is automatically
319	returned.	477	returned.
320		478
321	Locks are *not* recursive, locking from the same coro twice results in a	479	Locks are *not* recursive, locking from the same coro twice results in a
322	deadlocked coro.	480	deadlocked coro.
…		…
328		486
329	Return true if the lock is currently active, i.e. somebody has locked it.	487	Return true if the lock is currently active, i.e. somebody has locked it.
330		488
331	=cut	489	=cut
332		490
333	our %LOCK;	491	our $LOCKS = new Coro::SemaphoreSet;
334	our %LOCKER;#d#
335		492
336	sub lock_wait($) {	493	sub lock_wait($) {
337	my ($key) = @_;	494	$LOCKS->wait ($_[0]);
338
339	if ($LOCKER{$key} == $Coro::current) {#d#
340	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
341	return;#d#
342	}#d#
343
344	# wait for lock, if any
345	while ($LOCK{$key}) {
346	#local $Coro::current->{desc} = "$Coro::current->{desc} <waiting for lock $key>";
347	push @{ $LOCK{$key} }, $Coro::current;
348	Coro::schedule;
349	}
350	}	495	}
351		496
352	sub lock_acquire($) {	497	sub lock_acquire($) {
353	my ($key) = @_;	498	$LOCKS->guard ($_[0])
354
355	# wait, to be sure we are not locked
356	lock_wait $key;
357
358	$LOCK{$key} = [];
359	$LOCKER{$key} = $Coro::current;#d#
360
361	Coro::guard {
362	delete $LOCKER{$key};#d#
363	# wake up all waiters, to be on the safe side
364	$_->ready for @{ delete $LOCK{$key} };
365	}
366	}	499	}
367		500
368	sub lock_active($) {	501	sub lock_active($) {
369	my ($key) = @_;	502	$LOCKS->count ($_[0]) < 1
370
371	! ! $LOCK{$key}
372	}	503	}
373		504
374	sub freeze_mainloop {	505	sub freeze_mainloop {
375	tick_inhibit_inc;	506	tick_inhibit_inc;
376		507
377	Coro::guard \&tick_inhibit_dec;	508	&Guard::guard (\&tick_inhibit_dec);
378	}	509	}
379		510
380	=item cf::periodic $interval, $cb	511	=item cf::periodic $interval, $cb
381		512
382	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
383	get spread over timer.	514	get spread over time.
384		515
385	=cut	516	=cut
386		517
387	sub periodic($$) {	518	sub periodic($$) {
388	my ($interval, $cb) = @_;	519	my ($interval, $cb) = @_;
…		…
392	EV::periodic $start, $interval, 0, $cb	523	EV::periodic $start, $interval, 0, $cb
393	}	524	}
394		525
395	=item cf::get_slot $time[, $priority[, $name]]	526	=item cf::get_slot $time[, $priority[, $name]]
396		527
397	Allocate $time seconds of blocking CPU time at priority C<$priority>:	528	Allocate $time seconds of blocking CPU time at priority C<$priority>
398	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
399	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.
400		535
401	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
402	used for statistical purposes and should identify the same time-class.	537	used for statistical purposes and should identify the same time-class.
403		538
404	Useful for short background jobs.	539	Useful for short background jobs.
405		540
406	=cut	541	=cut
407		542
408	our @SLOT_QUEUE;	543	our @SLOT_QUEUE;
409	our $SLOT_QUEUE;	544	our $SLOT_QUEUE;
		545	our $SLOT_DECAY = 0.9;
410		546
411	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	547	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
412	$SLOT_QUEUE = Coro::async {	548	$SLOT_QUEUE = Coro::async {
413	$Coro::current->desc ("timeslot manager");	549	$Coro::current->desc ("timeslot manager");
414		550
415	my $signal = new Coro::Signal;	551	my $signal = new Coro::Signal;
		552	my $busy;
416		553
417	while () {	554	while () {
418	next_job:	555	next_job:
		556
419	my $avail = cf::till_tick;	557	my $avail = cf::till_tick;
420	if ($avail > 0.01) {	558
421	for (0 .. $#SLOT_QUEUE) {	559	for (0 .. $#SLOT_QUEUE) {
422	if ($SLOT_QUEUE[$_][0] < $avail) {	560	if ($SLOT_QUEUE[$_][0] <= $avail) {
		561	$busy = 0;
423	my $job = splice @SLOT_QUEUE, $_, 1, ();	562	my $job = splice @SLOT_QUEUE, $_, 1, ();
424	$job->[2]->send;	563	$job->[2]->send;
425	Coro::cede;	564	Coro::cede;
426	goto next_job;	565	goto next_job;
427	}	566	} else {
		567	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
428	}	568	}
429	}	569	}
430		570
431	if (@SLOT_QUEUE) {	571	if (@SLOT_QUEUE) {
432	# 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
433	push @cf::WAIT_FOR_TICK, $signal;	573	$WAIT_FOR_TICK->wait;
434	$signal->wait;
435	} else {	574	} else {
		575	$busy = 0;
436	Coro::schedule;	576	Coro::schedule;
437	}	577	}
438	}	578	}
439	};	579	};
440		580
441	sub get_slot($;$$) {	581	sub get_slot($;$$) {
442	return if tick_inhibit || $Coro::current == $Coro::main;	582	return if tick_inhibit || $Coro::current == $Coro::main;
443		583
444	my ($time, $pri, $name) = @_;	584	my ($time, $pri, $name) = @_;
445		585
446	$time = $TICK * .6 if $time > $TICK * .6;	586	$time = clamp $time, 0.01, $TICK * .6;
		587
447	my $sig = new Coro::Signal;	588	my $sig = new Coro::Signal;
448		589
449	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	590	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
450	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	591	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
451	$SLOT_QUEUE->ready;	592	$SLOT_QUEUE->ready;
…		…
477	=cut	618	=cut
478		619
479	sub sync_job(&) {	620	sub sync_job(&) {
480	my ($job) = @_;	621	my ($job) = @_;
481		622
482	if ($Coro::current == $Coro::main) {	623	if (in_main) {
483	my $time = EV::time;	624	my $time = AE::time;
484		625
485	# this is the main coro, too bad, we have to block	626	# this is the main coro, too bad, we have to block
486	# till the operation succeeds, freezing the server :/	627	# till the operation succeeds, freezing the server :/
487		628
488	LOG llevError, Carp::longmess "sync job";#d#	629	#LOG llevError, Carp::longmess "sync job";#d#
489		630
490	my $freeze_guard = freeze_mainloop;	631	my $freeze_guard = freeze_mainloop;
491		632
492	my $busy = 1;	633	my $busy = 1;
493	my @res;	634	my @res;
494		635
495	(async {	636	(async {
496	$Coro::current->desc ("sync job coro");	637	$Coro::current->desc ("sync job coro");
497	@res = eval { $job->() };	638	@res = eval { $job->() };
498	warn $@ if $@;	639	error $@ if $@;
499	undef $busy;	640	undef $busy;
500	})->prio (Coro::PRIO_MAX);	641	})->prio (Coro::PRIO_MAX);
501		642
502	while ($busy) {	643	while ($busy) {
503	if (Coro::nready) {	644	if (Coro::nready) {
…		…
505	} else {	646	} else {
506	EV::loop EV::LOOP_ONESHOT;	647	EV::loop EV::LOOP_ONESHOT;
507	}	648	}
508	}	649	}
509		650
510	my $time = EV::time - $time;	651	my $time = AE::time - $time;
511		652
512	$TICK_START += $time; # do not account sync jobs to server load	653	$TICK_START += $time; # do not account sync jobs to server load
513		654
514	wantarray ? @res : $res[0]	655	wantarray ? @res : $res[0]
515	} else {	656	} else {
…		…
537	$EXT_CORO{$coro+0} = $coro;	678	$EXT_CORO{$coro+0} = $coro;
538		679
539	$coro	680	$coro
540	}	681	}
541		682
542	=item fork_call { }, $args	683	=item fork_call { }, @args
543		684
544	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
545	process, returning the results. Everything must be serialisable with	686	process, returning the results. Everything must be serialisable with
546	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
547	never block itself or use any form of event handling.	688	never block itself or use any form of event handling.
548		689
549	=cut	690	=cut
550		691
		692	sub post_fork {
		693	reset_signals;
		694	}
		695
551	sub fork_call(&@) {	696	sub fork_call(&@) {
552	my ($cb, @args) = @_;	697	my ($cb, @args) = @_;
553		698
554	# 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,
555	# otherwise perl prematurely frees the stuff :/	700	# otherwise perl prematurely frees the stuff :/
556	# TODO: investigate and fix (likely this will be rather laborious)	701	# TODO: investigate and fix (likely this will be rather laborious)
557		702
558	my @res = Coro::Util::fork_eval {	703	my @res = Coro::Util::fork_eval {
559	reset_signals;	704	cf::post_fork;
560	&$cb	705	&$cb
561	}, @args;	706	} @args;
562		707
563	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	)
564	}	720	}
565		721
566	=item $coin = coin_from_name $name	722	=item $coin = coin_from_name $name
567		723
568	=cut	724	=cut
…		…
605	within each server.	761	within each server.
606		762
607	=cut	763	=cut
608		764
609	sub db_table($) {	765	sub db_table($) {
		766	cf::error "db_get called from main context"
		767	if $Coro::current == $Coro::main;
		768
610	my ($name) = @_;	769	my ($name) = @_;
611	my $db = BDB::db_create $DB_ENV;	770	my $db = BDB::db_create $DB_ENV;
612		771
613	eval {	772	eval {
614	$db->set_flags (BDB::CHKSUM);	773	$db->set_flags (BDB::CHKSUM);
…		…
624	}	783	}
625		784
626	our $DB;	785	our $DB;
627		786
628	sub db_init {	787	sub db_init {
629	cf::sync_job {
630	$DB ||= db_table "db";	788	$DB ||= db_table "db";
631	};
632	}	789	}
633		790
634	sub db_get($$) {	791	sub db_get($$) {
635	my $key = "$_[0]/$_[1]";	792	my $key = "$_[0]/$_[1]";
636		793
637	cf::sync_job {	794	cf::error "db_get called from main context"
		795	if $Coro::current == $Coro::main;
		796
638	BDB::db_get $DB, undef, $key, my $data;	797	BDB::db_get $DB, undef, $key, my $data;
639		798
640	$! ? ()	799	$! ? ()
641	: $data	800	: $data
642	}
643	}	801	}
644		802
645	sub db_put($$$) {	803	sub db_put($$$) {
646	BDB::dbreq_pri 4;	804	BDB::dbreq_pri 4;
647	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	805	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
675		833
676	my @data;	834	my @data;
677	my $md5;	835	my $md5;
678		836
679	for (0 .. $#$src) {	837	for (0 .. $#$src) {
680	0 <= aio_load $src->[$_], $data[$_]	838	$data[$_] = load_file $src->[$_];
681	or Carp::croak "$src->[$_]: $!";
682	}	839	}
683		840
684	# if processing is expensive, check	841	# if processing is expensive, check
685	# checksum first	842	# checksum first
686	if (1) {	843	if (1) {
…		…
703		860
704	my $t1 = Time::HiRes::time;	861	my $t1 = Time::HiRes::time;
705	my $data = $process->(\@data);	862	my $data = $process->(\@data);
706	my $t2 = Time::HiRes::time;	863	my $t2 = Time::HiRes::time;
707		864
708	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	865	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
709		866
710	db_put cache => "$id/data", $data;	867	db_put cache => "$id/data", $data;
711	db_put cache => "$id/md5" , $md5;	868	db_put cache => "$id/md5" , $md5;
712	db_put cache => "$id/meta", $meta;	869	db_put cache => "$id/meta", $meta;
713		870
…		…
723		880
724	=cut	881	=cut
725		882
726	sub datalog($@) {	883	sub datalog($@) {
727	my ($type, %kv) = @_;	884	my ($type, %kv) = @_;
728	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	885	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
729	}	886	}
730		887
731	=back	888	=back
732		889
733	=cut	890	=cut
…		…
928		1085
929	} elsif (exists $cb_id{$type}) {	1086	} elsif (exists $cb_id{$type}) {
930	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1087	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
931		1088
932	} elsif (ref $type) {	1089	} elsif (ref $type) {
933	warn "attaching objects not supported, ignoring.\n";	1090	error "attaching objects not supported, ignoring.\n";
934		1091
935	} else {	1092	} else {
936	shift @arg;	1093	shift @arg;
937	warn "attach argument '$type' not supported, ignoring.\n";	1094	error "attach argument '$type' not supported, ignoring.\n";
938	}	1095	}
939	}	1096	}
940	}	1097	}
941		1098
942	sub _object_attach {	1099	sub _object_attach {
…		…
952	_attach $registry, $klass, @attach;	1109	_attach $registry, $klass, @attach;
953	}	1110	}
954		1111
955	$obj->{$name} = \%arg;	1112	$obj->{$name} = \%arg;
956	} else {	1113	} else {
957	warn "object uses attachment '$name' which is not available, postponing.\n";	1114	info "object uses attachment '$name' which is not available, postponing.\n";
958	}	1115	}
959		1116
960	$obj->{_attachment}{$name} = undef;	1117	$obj->{_attachment}{$name} = undef;
961	}	1118	}
962		1119
…		…
1021		1178
1022	for (@$callbacks) {	1179	for (@$callbacks) {
1023	eval { &{$_->[1]} };	1180	eval { &{$_->[1]} };
1024		1181
1025	if ($@) {	1182	if ($@) {
1026	warn "$@";
1027	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1183	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
1028	override;	1184	override;
1029	}	1185	}
1030		1186
1031	return 1 if $override;	1187	return 1 if $override;
1032	}	1188	}
…		…
1111	for (@$attach) {	1267	for (@$attach) {
1112	my ($klass, @attach) = @$_;	1268	my ($klass, @attach) = @$_;
1113	_attach $registry, $klass, @attach;	1269	_attach $registry, $klass, @attach;
1114	}	1270	}
1115	} else {	1271	} else {
1116	warn "object uses attachment '$name' that is not available, postponing.\n";	1272	info "object uses attachment '$name' that is not available, postponing.\n";
1117	}	1273	}
1118	}	1274	}
1119	}	1275	}
1120		1276
1121	cf::attachable->attach (	1277	cf::attachable->attach (
…		…
1148	my ($filename, $rdata, $objs) = @_;	1304	my ($filename, $rdata, $objs) = @_;
1149		1305
1150	sync_job {	1306	sync_job {
1151	if (length $$rdata) {	1307	if (length $$rdata) {
1152	utf8::decode (my $decname = $filename);	1308	utf8::decode (my $decname = $filename);
1153	warn sprintf "saving %s (%d,%d)\n",	1309	trace sprintf "saving %s (%d,%d)\n",
1154	$decname, length $$rdata, scalar @$objs;	1310	$decname, length $$rdata, scalar @$objs
		1311	if $VERBOSE_IO;
1155		1312
1156	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1313	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1157	aio_chmod $fh, SAVE_MODE;	1314	aio_chmod $fh, SAVE_MODE;
1158	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1315	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1159	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	}
1160	aio_close $fh;	1320	aio_close $fh;
1161		1321
1162	if (@$objs) {	1322	if (@$objs) {
1163	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) {
1164	aio_chmod $fh, SAVE_MODE;	1324	aio_chmod $fh, SAVE_MODE;
1165	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1325	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1166	aio_write $fh, 0, (length $data), $data, 0;	1326	aio_write $fh, 0, (length $data), $data, 0;
1167	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	}
1168	aio_close $fh;	1331	aio_close $fh;
1169	aio_rename "$filename.pst~", "$filename.pst";	1332	aio_rename "$filename.pst~", "$filename.pst";
1170	}	1333	}
1171	} else {	1334	} else {
1172	aio_unlink "$filename.pst";	1335	aio_unlink "$filename.pst";
1173	}	1336	}
1174		1337
1175	aio_rename "$filename~", $filename;	1338	aio_rename "$filename~", $filename;
		1339
		1340	$filename =~ s%/[^/]+$%%;
		1341	aio_pathsync $filename if $cf::USE_FSYNC;
1176	} else {	1342	} else {
1177	warn "FATAL: $filename~: $!\n";	1343	error "unable to save objects: $filename~: $!\n";
1178	}	1344	}
1179	} else {	1345	} else {
1180	aio_unlink $filename;	1346	aio_unlink $filename;
1181	aio_unlink "$filename.pst";	1347	aio_unlink "$filename.pst";
1182	}	1348	}
…		…
1206	my $st = eval { Coro::Storable::thaw $av };	1372	my $st = eval { Coro::Storable::thaw $av };
1207	$av = $st->{objs};	1373	$av = $st->{objs};
1208	}	1374	}
1209		1375
1210	utf8::decode (my $decname = $filename);	1376	utf8::decode (my $decname = $filename);
1211	warn sprintf "loading %s (%d,%d)\n",	1377	trace sprintf "loading %s (%d,%d)\n",
1212	$decname, length $data, scalar @{$av || []};	1378	$decname, length $data, scalar @{$av || []}
		1379	if $VERBOSE_IO;
1213		1380
1214	($data, $av)	1381	($data, $av)
1215	}	1382	}
1216		1383
1217	=head2 COMMAND CALLBACKS	1384	=head2 COMMAND CALLBACKS
…		…
1273	my ($name, $cb) = @_;	1440	my ($name, $cb) = @_;
1274		1441
1275	$EXTICMD{$name} = $cb;	1442	$EXTICMD{$name} = $cb;
1276	}	1443	}
1277		1444
		1445	use File::Glob ();
		1446
1278	cf::player->attach (	1447	cf::player->attach (
1279	on_command => sub {	1448	on_unknown_command => sub {
1280	my ($pl, $name, $params) = @_;	1449	my ($pl, $name, $params) = @_;
1281		1450
1282	my $cb = $COMMAND{$name}	1451	my $cb = $COMMAND{$name}
1283	or return;	1452	or return;
1284		1453
…		…
1307		1476
1308	$pl->ext_reply ($reply, @reply)	1477	$pl->ext_reply ($reply, @reply)
1309	if $reply;	1478	if $reply;
1310		1479
1311	} else {	1480	} else {
1312	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1481	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1313	}	1482	}
1314		1483
1315	cf::override;	1484	cf::override;
1316	},	1485	},
1317	);	1486	);
1318		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
1319	sub load_extensions {	1501	sub load_extensions {
		1502	info "loading extensions...";
		1503
1320	cf::sync_job {	1504	cf::sync_job {
1321	my %todo;	1505	my %todo;
1322		1506
1323	for my $path (<$LIBDIR/*.ext>) {	1507	for my $path (<$LIBDIR/*.ext>) {
1324	next unless -r $path;	1508	next unless -r $path;
…		…
1342		1526
1343	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1527	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1344	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1528	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1345		1529
1346	$ext{source} =	1530	$ext{source} =
1347	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"	1531	"package $pkg; use common::sense;\n"
1348	. "#line 1 \"$path\"\n{\n"	1532	. "#line 1 \"$path\"\n{\n"
1349	. $source	1533	. $source
1350	. "\n};\n1";	1534	. "\n};\n1";
1351		1535
1352	$todo{$base} = \%ext;	1536	$todo{$base} = \%ext;
1353	}	1537	}
1354		1538
		1539	my $pass = 0;
1355	my %done;	1540	my %done;
1356	while (%todo) {	1541	while (%todo) {
1357	my $progress;	1542	my $progress;
1358		1543
		1544	++$pass;
		1545
		1546	ext:
1359	while (my ($k, $v) = each %todo) {	1547	while (my ($k, $v) = each %todo) {
1360	for (split /,\s*/, $v->{meta}{depends}) {	1548	for (split /,\s*/, $v->{meta}{depends}) {
1361	goto skip	1549	next ext
1362	unless exists $done{$_};	1550	unless exists $done{$_};
1363	}	1551	}
1364		1552
1365	warn "... loading '$k' into '$v->{pkg}'\n";	1553	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1366		1554
1367	unless (eval $v->{source}) {	1555	my $active = eval $v->{source};
		1556
		1557	if (length $@) {
1368	my $msg = $@ ? "$v->{path}: $@\n"	1558	error "$v->{path}: $@\n";
1369	: "$v->{base}: extension inactive.\n";
1370		1559
1371	if (exists $v->{meta}{mandatory}) {
1372	warn $msg;
1373	cf::cleanup "mandatory extension failed to load, exiting.";	1560	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1374	}	1561	if exists $v->{meta}{mandatory};
1375		1562
1376	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;
1377	}	1572	}
1378
1379	$done{$k} = delete $todo{$k};
1380	push @EXTS, $v->{pkg};
1381	$progress = 1;
1382	}	1573	}
1383		1574
1384	skip:	1575	unless ($progress) {
1385	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1576	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1386	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	}
1387	}	1585	}
1388	};	1586	};
1389	}	1587	}
1390		1588
1391	#############################################################################	1589	#############################################################################
…		…
1475	$cf::PLAYER{$login} = $pl	1673	$cf::PLAYER{$login} = $pl
1476	}	1674	}
1477	}	1675	}
1478	}	1676	}
1479		1677
		1678	cf::player->attach (
		1679	on_load => sub {
		1680	my ($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
1480	sub save($) {	1691	sub save($) {
1481	my ($pl) = @_;	1692	my ($pl) = @_;
1482		1693
1483	return if $pl->{deny_save};	1694	return if $pl->{deny_save};
1484		1695
…		…
1489		1700
1490	aio_mkdir playerdir $pl, 0770;	1701	aio_mkdir playerdir $pl, 0770;
1491	$pl->{last_save} = $cf::RUNTIME;	1702	$pl->{last_save} = $cf::RUNTIME;
1492		1703
1493	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];
1494		1708
1495	$pl->save_pl ($path);	1709	$pl->save_pl ($path);
1496	cf::cede_to_tick;	1710	cf::cede_to_tick;
1497	}	1711	}
1498		1712
…		…
1532	my $name = $pl->ob->name;	1746	my $name = $pl->ob->name;
1533		1747
1534	$pl->{deny_save} = 1;	1748	$pl->{deny_save} = 1;
1535	$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
1536		1750
1537	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1751	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1538	$pl->deactivate;	1752	$pl->deactivate;
		1753
1539	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;
1540	$pl->ob->check_score;
1541	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1755	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1756	ext::highscore::check ($pl->ob);
		1757
1542	$pl->ns->destroy if $pl->ns;	1758	$pl->ns->destroy if $pl->ns;
1543		1759
1544	my $path = playerdir $pl;	1760	my $path = playerdir $pl;
1545	my $temp = "$path~$cf::RUNTIME~deleting~";	1761	my $temp = "$path~$cf::RUNTIME~deleting~";
1546	aio_rename $path, $temp;	1762	aio_rename $path, $temp;
…		…
1600	\@logins	1816	\@logins
1601	}	1817	}
1602		1818
1603	=item $player->maps	1819	=item $player->maps
1604		1820
		1821	=item cf::player::maps $login
		1822
1605	Returns an arrayref of map paths that are private for this	1823	Returns an arrayref of map paths that are private for this
1606	player. May block.	1824	player. May block.
1607		1825
1608	=cut	1826	=cut
1609		1827
…		…
1671	=cut	1889	=cut
1672		1890
1673	sub find_by_path($) {	1891	sub find_by_path($) {
1674	my ($path) = @_;	1892	my ($path) = @_;
1675		1893
		1894	$path =~ s/^~[^\/]*//; # skip ~login
		1895
1676	my ($match, $specificity);	1896	my ($match, $specificity);
1677		1897
1678	for my $region (list) {	1898	for my $region (list) {
1679	if ($region->{match} && $path =~ $region->{match}) {	1899	if ($region->{match} && $path =~ $region->{match}) {
1680	($match, $specificity) = ($region, $region->specificity)	1900	($match, $specificity) = ($region, $region->specificity)
…		…
1708	sub generate_random_map {	1928	sub generate_random_map {
1709	my ($self, $rmp) = @_;	1929	my ($self, $rmp) = @_;
1710		1930
1711	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
1712		1932
1713	# mit "rum" bekleckern, nicht
1714	$self->_create_random_map (	1933	$self->_create_random_map ($rmp);
1715	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1716	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1717	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1718	$rmp->{exit_on_final_map},
1719	$rmp->{xsize}, $rmp->{ysize},
1720	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1721	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1722	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1723	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1724	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1725	(cf::region::find $rmp->{region}), $rmp->{custom}
1726	)
1727	}	1934	}
1728		1935
1729	=item cf::map->register ($regex, $prio)	1936	=item cf::map->register ($regex, $prio)
1730		1937
1731	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
…		…
1736		1943
1737	sub register {	1944	sub register {
1738	my (undef, $regex, $prio) = @_;	1945	my (undef, $regex, $prio) = @_;
1739	my $pkg = caller;	1946	my $pkg = caller;
1740		1947
1741	no strict;
1742	push @{"$pkg\::ISA"}, __PACKAGE__;	1948	push @{"$pkg\::ISA"}, __PACKAGE__;
1743		1949
1744	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1950	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1745	}	1951	}
1746		1952
1747	# also paths starting with '/'	1953	# also paths starting with '/'
1748	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1954	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1749		1955
1750	sub thawer_merge {	1956	sub thawer_merge {
1751	my ($self, $merge) = @_;	1957	my ($self, $merge) = @_;
1752		1958
1753	# we have to keep some variables in memory intact	1959	# we have to keep some variables in memory intact
…		…
1758	}	1964	}
1759		1965
1760	sub normalise {	1966	sub normalise {
1761	my ($path, $base) = @_;	1967	my ($path, $base) = @_;
1762		1968
1763	$path = "$path"; # make sure its a string	1969	$path = "$path"; # make sure it's a string
1764		1970
1765	$path =~ s/\.map$//;	1971	$path =~ s/\.map$//;
1766		1972
1767	# map plan:	1973	# map plan:
1768	#	1974	#
…		…
1783	$base =~ s{[^/]+/?$}{};	1989	$base =~ s{[^/]+/?$}{};
1784	$path = "$base/$path";	1990	$path = "$base/$path";
1785	}	1991	}
1786		1992
1787	for ($path) {	1993	for ($path) {
1788	redo if s{//}{/};
1789	redo if s{/\.?/}{/};	1994	redo if s{/\.?/}{/};
1790	redo if s{/[^/]+/\.\./}{/};	1995	redo if s{/[^/]+/\.\./}{/};
1791	}	1996	}
1792		1997
1793	$path	1998	$path
…		…
1807	$self->init; # pass $1 etc.	2012	$self->init; # pass $1 etc.
1808	return $self;	2013	return $self;
1809	}	2014	}
1810	}	2015	}
1811		2016
1812	Carp::cluck "unable to resolve path '$path' (base '$base').";	2017	Carp::cluck "unable to resolve path '$path' (base '$base')";
1813	()	2018	()
1814	}	2019	}
1815		2020
		2021	# may re-bless or do other evil things
1816	sub init {	2022	sub init {
1817	my ($self) = @_;	2023	my ($self) = @_;
1818		2024
1819	$self	2025	$self
1820	}	2026	}
…		…
1851		2057
1852	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;	2058	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1853	"$UNIQUEDIR/$path"	2059	"$UNIQUEDIR/$path"
1854	}	2060	}
1855		2061
1856	# and all this just because we cannot iterate over
1857	# all maps in C++...
1858	sub change_all_map_light {
1859	my ($change) = @_;
1860
1861	$_->change_map_light ($change)
1862	for grep $_->outdoor, values %cf::MAP;
1863	}
1864
1865	sub decay_objects {	2062	sub decay_objects {
1866	my ($self) = @_;	2063	my ($self) = @_;
1867		2064
1868	return if $self->{deny_reset};	2065	return if $self->{deny_reset};
1869		2066
…		…
1894	$self->{load_path} = $path;	2091	$self->{load_path} = $path;
1895		2092
1896	1	2093	1
1897	}	2094	}
1898		2095
		2096	# used to laod the header of an original map
1899	sub load_header_orig {	2097	sub load_header_orig {
1900	my ($self) = @_;	2098	my ($self) = @_;
1901		2099
1902	$self->load_header_from ($self->load_path)	2100	$self->load_header_from ($self->load_path)
1903	}	2101	}
1904		2102
		2103	# used to laod the header of an instantiated map
1905	sub load_header_temp {	2104	sub load_header_temp {
1906	my ($self) = @_;	2105	my ($self) = @_;
1907		2106
1908	$self->load_header_from ($self->save_path)	2107	$self->load_header_from ($self->save_path)
1909	}	2108	}
1910		2109
		2110	# called after loading the header from an instantiated map
1911	sub prepare_temp {	2111	sub prepare_temp {
1912	my ($self) = @_;	2112	my ($self) = @_;
1913		2113
1914	$self->last_access ((delete $self->{last_access})	2114	$self->last_access ((delete $self->{last_access})
1915	|| $cf::RUNTIME); #d#	2115	|| $cf::RUNTIME); #d#
1916	# safety	2116	# safety
1917	$self->{instantiate_time} = $cf::RUNTIME	2117	$self->{instantiate_time} = $cf::RUNTIME
1918	if $self->{instantiate_time} > $cf::RUNTIME;	2118	if $self->{instantiate_time} > $cf::RUNTIME;
1919	}	2119	}
1920		2120
		2121	# called after loading the header from an original map
1921	sub prepare_orig {	2122	sub prepare_orig {
1922	my ($self) = @_;	2123	my ($self) = @_;
1923		2124
1924	$self->{load_original} = 1;	2125	$self->{load_original} = 1;
1925	$self->{instantiate_time} = $cf::RUNTIME;	2126	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1949		2150
1950	sub find;	2151	sub find;
1951	sub find {	2152	sub find {
1952	my ($path, $origin) = @_;	2153	my ($path, $origin) = @_;
1953		2154
		2155	cf::cede_to_tick;
		2156
1954	$path = normalise $path, $origin && $origin->path;	2157	$path = normalise $path, $origin;
1955		2158
1956	cf::lock_wait "map_data:$path";#d#remove	2159	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1957	cf::lock_wait "map_find:$path";	2160	my $guard2 = cf::lock_acquire "map_find:$path";
1958		2161
1959	$cf::MAP{$path} || do {	2162	$cf::MAP{$path} || do {
1960	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1961	my $guard2 = cf::lock_acquire "map_find:$path";
1962
1963	my $map = new_from_path cf::map $path	2163	my $map = new_from_path cf::map $path
1964	or return;	2164	or return;
1965		2165
1966	$map->{last_save} = $cf::RUNTIME;	2166	$map->{last_save} = $cf::RUNTIME;
1967		2167
…		…
1979		2179
1980	$cf::MAP{$path} = $map	2180	$cf::MAP{$path} = $map
1981	}	2181	}
1982	}	2182	}
1983		2183
1984	sub pre_load { }	2184	sub pre_load { }
1985	sub post_load { }	2185	#sub post_load { } # XS
1986		2186
1987	sub load {	2187	sub load {
1988	my ($self) = @_;	2188	my ($self) = @_;
1989		2189
1990	local $self->{deny_reset} = 1; # loading can take a long time	2190	local $self->{deny_reset} = 1; # loading can take a long time
…		…
1993		2193
1994	{	2194	{
1995	my $guard = cf::lock_acquire "map_data:$path";	2195	my $guard = cf::lock_acquire "map_data:$path";
1996		2196
1997	return unless $self->valid;	2197	return unless $self->valid;
1998	return unless $self->in_memory == cf::MAP_SWAPPED;	2198	return unless $self->state == cf::MAP_SWAPPED;
1999
2000	$self->in_memory (cf::MAP_LOADING);
2001		2199
2002	$self->alloc;	2200	$self->alloc;
2003		2201
2004	$self->pre_load;	2202	$self->pre_load;
2005	cf::cede_to_tick;	2203	cf::cede_to_tick;
2006		2204
		2205	if (exists $self->{load_path}) {
2007	my $f = new_from_file cf::object::thawer $self->{load_path};	2206	my $f = new_from_file cf::object::thawer $self->{load_path};
2008	$f->skip_block;	2207	$f->skip_block;
2009	$self->_load_objects ($f)	2208	$self->_load_objects ($f)
2010	or return;	2209	or return;
2011		2210
2012	$self->post_load_original	2211	$self->post_load_original
2013	if delete $self->{load_original};	2212	if delete $self->{load_original};
2014		2213
2015	if (my $uniq = $self->uniq_path) {	2214	if (my $uniq = $self->uniq_path) {
2016	utf8::encode $uniq;	2215	utf8::encode $uniq;
2017	unless (aio_stat $uniq) {	2216	unless (aio_stat $uniq) {
2018	if (my $f = new_from_file cf::object::thawer $uniq) {	2217	if (my $f = new_from_file cf::object::thawer $uniq) {
2019	$self->clear_unique_items;	2218	$self->clear_unique_items;
2020	$self->_load_objects ($f);	2219	$self->_load_objects ($f);
2021	$f->resolve_delayed_derefs;	2220	$f->resolve_delayed_derefs;
		2221	}
2022	}	2222	}
2023	}	2223	}
2024	}
2025		2224
2026	$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);
2027		2232
2028	cf::cede_to_tick;	2233	cf::cede_to_tick;
2029	# now do the right thing for maps	2234	# now do the right thing for maps
2030	$self->link_multipart_objects;	2235	$self->link_multipart_objects;
2031	$self->difficulty ($self->estimate_difficulty)	2236	$self->difficulty ($self->estimate_difficulty)
…		…
2034		2239
2035	unless ($self->{deny_activate}) {	2240	unless ($self->{deny_activate}) {
2036	$self->decay_objects;	2241	$self->decay_objects;
2037	$self->fix_auto_apply;	2242	$self->fix_auto_apply;
2038	$self->update_buttons;	2243	$self->update_buttons;
		2244	$self->post_load_physics;
2039	cf::cede_to_tick;	2245	cf::cede_to_tick;
2040	$self->set_darkness_map;	2246	#$self->activate; # no longer activate maps automatically
2041	cf::cede_to_tick;
2042	$self->activate;
2043	}	2247	}
2044		2248
2045	$self->{last_save} = $cf::RUNTIME;	2249	$self->{last_save} = $cf::RUNTIME;
2046	$self->last_access ($cf::RUNTIME);	2250	$self->last_access ($cf::RUNTIME);
2047
2048	$self->in_memory (cf::MAP_ACTIVE);
2049	}	2251	}
2050		2252
2051	$self->post_load;	2253	$self->post_load;
2052	}
2053		2254
		2255	1
		2256	}
		2257
		2258	# customize the map for a given player, i.e.
		2259	# return the _real_ map. used by e.g. per-player
		2260	# maps to change the path to ~playername/mappath
2054	sub customise_for {	2261	sub customise_for {
2055	my ($self, $ob) = @_;	2262	my ($self, $ob) = @_;
2056		2263
2057	return find "~" . $ob->name . "/" . $self->{path}	2264	return find "~" . $ob->name . "/" . $self->{path}
2058	if $self->per_player;	2265	if $self->per_player;
…		…
2074	or next;	2281	or next;
2075	$neigh = find $neigh, $map	2282	$neigh = find $neigh, $map
2076	or next;	2283	or next;
2077	$neigh->load;	2284	$neigh->load;
2078		2285
		2286	# now find the diagonal neighbours
2079	push @neigh,	2287	push @neigh,
2080	[$neigh->tile_path (($_ + 3) % 4), $neigh],	2288	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2081	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2289	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2082	}	2290	}
2083		2291
…		…
2090	}	2298	}
2091		2299
2092	sub find_sync {	2300	sub find_sync {
2093	my ($path, $origin) = @_;	2301	my ($path, $origin) = @_;
2094		2302
2095	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, $origin
2096	}	2308	}
2097		2309
2098	sub do_load_sync {	2310	sub do_load_sync {
2099	my ($map) = @_;	2311	my ($map) = @_;
2100		2312
		2313	# it's a bug to call this from the main context
2101	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2314	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2102	if $Coro::current == $Coro::main;	2315	if $Coro::current == $Coro::main;
2103		2316
2104	cf::sync_job { $map->load };	2317	$map->load;
2105	}	2318	}
2106		2319
2107	our %MAP_PREFETCH;	2320	our %MAP_PREFETCH;
2108	our $MAP_PREFETCHER = undef;	2321	our $MAP_PREFETCHER = undef;
2109		2322
2110	sub find_async {	2323	sub find_async {
2111	my ($path, $origin, $load) = @_;	2324	my ($path, $origin, $load) = @_;
2112		2325
2113	$path = normalise $path, $origin && $origin->{path};	2326	$path = normalise $path, $origin;
2114		2327
2115	if (my $map = $cf::MAP{$path}) {	2328	if (my $map = $cf::MAP{$path}) {
2116	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;	2329	return $map if !$load || $map->linkable;
2117	}	2330	}
2118		2331
2119	$MAP_PREFETCH{$path} |= $load;	2332	$MAP_PREFETCH{$path} |= $load;
2120		2333
2121	$MAP_PREFETCHER ||= cf::async {	2334	$MAP_PREFETCHER ||= cf::async {
…		…
2135	$MAP_PREFETCHER->prio (6);	2348	$MAP_PREFETCHER->prio (6);
2136		2349
2137	()	2350	()
2138	}	2351	}
2139		2352
		2353	# common code, used by both ->save and ->swapout
2140	sub save {	2354	sub _save {
2141	my ($self) = @_;	2355	my ($self) = @_;
2142
2143	my $lock = cf::lock_acquire "map_data:$self->{path}";
2144		2356
2145	$self->{last_save} = $cf::RUNTIME;	2357	$self->{last_save} = $cf::RUNTIME;
2146		2358
2147	return unless $self->dirty;	2359	return unless $self->dirty;
2148		2360
…		…
2168	} else {	2380	} else {
2169	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2381	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2170	}	2382	}
2171	}	2383	}
2172		2384
		2385	sub save {
		2386	my ($self) = @_;
		2387
		2388	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2389
		2390	$self->_save;
		2391	}
		2392
2173	sub swap_out {	2393	sub swap_out {
2174	my ($self) = @_;	2394	my ($self) = @_;
2175		2395
2176	# save first because save cedes
2177	$self->save;
2178
2179	my $lock = cf::lock_acquire "map_data:$self->{path}";	2396	my $lock = cf::lock_acquire "map_data:$self->{path}";
2180		2397
		2398	return if !$self->linkable;
		2399	return if $self->{deny_save};
2181	return if $self->players;	2400	return if $self->players;
2182	return if $self->in_memory != cf::MAP_ACTIVE;	2401
		2402	# first deactivate the map and "unlink" it from the core
		2403	$self->deactivate;
		2404	$_->clear_links_to ($self) for values %cf::MAP;
		2405	$self->state (cf::MAP_SWAPPED);
		2406
		2407	# then atomically save
		2408	$self->_save;
		2409
		2410	# then free the map
		2411	$self->clear;
		2412	}
		2413
		2414	sub reset_at {
		2415	my ($self) = @_;
		2416
		2417	# TODO: safety, remove and allow resettable per-player maps
2183	return if $self->{deny_save};	2418	return 1e99 if $self->{deny_reset};
2184		2419
		2420	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2421	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2422
		2423	$time + $to
		2424	}
		2425
		2426	sub should_reset {
		2427	my ($self) = @_;
		2428
		2429	$self->reset_at <= $cf::RUNTIME
		2430	}
		2431
		2432	sub reset {
		2433	my ($self) = @_;
		2434
		2435	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2436
		2437	return if $self->players;
		2438
		2439	cf::trace "resetting map ", $self->path, "\n";
		2440
2185	$self->in_memory (cf::MAP_SWAPPED);	2441	$self->state (cf::MAP_SWAPPED);
		2442
		2443	# need to save uniques path
		2444	unless ($self->{deny_save}) {
		2445	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2446
		2447	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2448	if $uniq;
		2449	}
		2450
		2451	delete $cf::MAP{$self->path};
2186		2452
2187	$self->deactivate;	2453	$self->deactivate;
2188	$_->clear_links_to ($self) for values %cf::MAP;	2454	$_->clear_links_to ($self) for values %cf::MAP;
2189	$self->clear;	2455	$self->clear;
2190	}
2191
2192	sub reset_at {
2193	my ($self) = @_;
2194
2195	# TODO: safety, remove and allow resettable per-player maps
2196	return 1e99 if $self->{deny_reset};
2197
2198	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2199	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2200
2201	$time + $to
2202	}
2203
2204	sub should_reset {
2205	my ($self) = @_;
2206
2207	$self->reset_at <= $cf::RUNTIME
2208	}
2209
2210	sub reset {
2211	my ($self) = @_;
2212
2213	my $lock = cf::lock_acquire "map_data:$self->{path}";
2214
2215	return if $self->players;
2216
2217	warn "resetting map ", $self->path;
2218
2219	$self->in_memory (cf::MAP_SWAPPED);
2220
2221	# need to save uniques path
2222	unless ($self->{deny_save}) {
2223	my $uniq = $self->uniq_path; utf8::encode $uniq;
2224
2225	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2226	if $uniq;
2227	}
2228
2229	delete $cf::MAP{$self->path};
2230
2231	$self->deactivate;
2232	$_->clear_links_to ($self) for values %cf::MAP;
2233	$self->clear;
2234		2456
2235	$self->unlink_save;	2457	$self->unlink_save;
2236	$self->destroy;	2458	$self->destroy;
2237	}	2459	}
2238		2460
…		…
2246		2468
2247	delete $cf::MAP{$self->path};	2469	delete $cf::MAP{$self->path};
2248		2470
2249	$self->unlink_save;	2471	$self->unlink_save;
2250		2472
2251	bless $self, "cf::map";	2473	bless $self, "cf::map::wrap";
2252	delete $self->{deny_reset};	2474	delete $self->{deny_reset};
2253	$self->{deny_save} = 1;	2475	$self->{deny_save} = 1;
2254	$self->reset_timeout (1);	2476	$self->reset_timeout (1);
2255	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2477	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2256		2478
…		…
2313	: normalise $_	2535	: normalise $_
2314	} @{ aio_readdir $UNIQUEDIR or [] }	2536	} @{ aio_readdir $UNIQUEDIR or [] }
2315	]	2537	]
2316	}	2538	}
2317		2539
		2540	=item cf::map::static_maps
		2541
		2542	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2543	file in the shared directory excluding F</styles> and F</editor>). May
		2544	block.
		2545
		2546	=cut
		2547
		2548	sub static_maps() {
		2549	my @dirs = "";
		2550	my @maps;
		2551
		2552	while (@dirs) {
		2553	my $dir = shift @dirs;
		2554
		2555	next if $dir eq "/styles" || $dir eq "/editor";
		2556
		2557	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2558	or return;
		2559
		2560	for (@$files) {
		2561	s/\.map$// or next;
		2562	utf8::decode $_;
		2563	push @maps, "$dir/$_";
		2564	}
		2565
		2566	push @dirs, map "$dir/$_", @$dirs;
		2567	}
		2568
		2569	\@maps
		2570	}
		2571
2318	=back	2572	=back
2319		2573
2320	=head3 cf::object	2574	=head3 cf::object
2321		2575
2322	=cut	2576	=cut
…		…
2387		2641
2388	our $SAY_CHANNEL = {	2642	our $SAY_CHANNEL = {
2389	id => "say",	2643	id => "say",
2390	title => "Map",	2644	title => "Map",
2391	reply => "say ",	2645	reply => "say ",
2392	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",	2646	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
2393	};	2647	};
2394		2648
2395	our $CHAT_CHANNEL = {	2649	our $CHAT_CHANNEL = {
2396	id => "chat",	2650	id => "chat",
2397	title => "Chat",	2651	title => "Chat",
…		…
2454		2708
2455	Freezes the player and moves him/her to a special map (C<{link}>).	2709	Freezes the player and moves him/her to a special map (C<{link}>).
2456		2710
2457	The player should be reasonably safe there for short amounts of time (e.g.	2711	The player should be reasonably safe there for short amounts of time (e.g.
2458	for loading a map). You I<MUST> call C<leave_link> as soon as possible,	2712	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
2459	though, as the palyer cannot control the character while it is on the link	2713	though, as the player cannot control the character while it is on the link
2460	map.	2714	map.
2461		2715
2462	Will never block.	2716	Will never block.
2463		2717
2464	=item $player_object->leave_link ($map, $x, $y)	2718	=item $player_object->leave_link ($map, $x, $y)
…		…
2485	sub cf::object::player::enter_link {	2739	sub cf::object::player::enter_link {
2486	my ($self) = @_;	2740	my ($self) = @_;
2487		2741
2488	$self->deactivate_recursive;	2742	$self->deactivate_recursive;
2489		2743
		2744	++$self->{_link_recursion};
		2745
2490	return if UNIVERSAL::isa $self->map, "ext::map_link";	2746	return if UNIVERSAL::isa $self->map, "ext::map_link";
2491		2747
2492	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2748	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2493	if $self->map && $self->map->{path} ne "{link}";	2749	if $self->map && $self->map->{path} ne "{link}";
2494		2750
2495	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2751	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2496	}	2752	}
2497		2753
2498	sub cf::object::player::leave_link {	2754	sub cf::object::player::leave_link {
2499	my ($self, $map, $x, $y) = @_;	2755	my ($self, $map, $x, $y) = @_;
2500		2756
…		…
2517	($x, $y) = (-1, -1)	2773	($x, $y) = (-1, -1)
2518	unless (defined $x) && (defined $y);	2774	unless (defined $x) && (defined $y);
2519		2775
2520	# use -1 or undef as default coordinates, not 0, 0	2776	# use -1 or undef as default coordinates, not 0, 0
2521	($x, $y) = ($map->enter_x, $map->enter_y)	2777	($x, $y) = ($map->enter_x, $map->enter_y)
2522	if $x <=0 && $y <= 0;	2778	if $x <= 0 && $y <= 0;
2523		2779
2524	$map->load;	2780	$map->load;
2525	$map->load_neighbours;	2781	$map->load_neighbours;
2526		2782
2527	return unless $self->contr->active;	2783	return unless $self->contr->active;
2528	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2529	$self->activate_recursive;
2530		2784
2531	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2785	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2532	$self->enter_map ($map, $x, $y);	2786	if ($self->enter_map ($map, $x, $y)) {
2533	}	2787	# entering was successful
		2788	delete $self->{_link_recursion};
		2789	# only activate afterwards, to support waiting in hooks
		2790	$self->activate_recursive;
		2791	}
2534		2792
		2793	}
		2794
2535	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2795	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2536		2796
2537	Moves the player to the given map-path and coordinates by first freezing	2797	Moves the player to the given map-path and coordinates by first freezing
2538	her, loading and preparing them map, calling the provided $check callback	2798	her, loading and preparing them map, calling the provided $check callback
2539	that has to return the map if sucecssful, and then unfreezes the player on	2799	that has to return the map if sucecssful, and then unfreezes the player on
2540	the new (success) or old (failed) map position. In either case, $done will	2800	the new (success) or old (failed) map position. In either case, $done will
…		…
2547		2807
2548	our $GOTOGEN;	2808	our $GOTOGEN;
2549		2809
2550	sub cf::object::player::goto {	2810	sub cf::object::player::goto {
2551	my ($self, $path, $x, $y, $check, $done) = @_;	2811	my ($self, $path, $x, $y, $check, $done) = @_;
		2812
		2813	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2814	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2815	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2816	($path, $x, $y) = @$EMERGENCY_POSITION;
		2817	}
2552		2818
2553	# do generation counting so two concurrent goto's will be executed in-order	2819	# do generation counting so two concurrent goto's will be executed in-order
2554	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2820	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2555		2821
2556	$self->enter_link;	2822	$self->enter_link;
…		…
2576	($path, $x, $y) = (undef, undef, undef);	2842	($path, $x, $y) = (undef, undef, undef);
2577	}	2843	}
2578	}	2844	}
2579		2845
2580	my $map = eval {	2846	my $map = eval {
2581	my $map = defined $path ? cf::map::find $path : undef;	2847	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2582		2848
2583	if ($map) {	2849	if ($map) {
2584	$map = $map->customise_for ($self);	2850	$map = $map->customise_for ($self);
2585	$map = $check->($map) if $check && $map;	2851	$map = $check->($map, $x, $y, $self) if $check && $map;
2586	} else {	2852	} else {
2587	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2853	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2588	}	2854	}
2589		2855
2590	$map	2856	$map
…		…
2598	if ($gen == $self->{_goto_generation}) {	2864	if ($gen == $self->{_goto_generation}) {
2599	delete $self->{_goto_generation};	2865	delete $self->{_goto_generation};
2600	$self->leave_link ($map, $x, $y);	2866	$self->leave_link ($map, $x, $y);
2601	}	2867	}
2602		2868
2603	$done->() if $done;	2869	$done->($self) if $done;
2604	})->prio (1);	2870	})->prio (1);
2605	}	2871	}
2606		2872
2607	=item $player_object->enter_exit ($exit_object)	2873	=item $player_object->enter_exit ($exit_object)
2608		2874
…		…
2676	$Coro::current->{desc} = "enter_exit";	2942	$Coro::current->{desc} = "enter_exit";
2677		2943
2678	unless (eval {	2944	unless (eval {
2679	$self->deactivate_recursive; # just to be sure	2945	$self->deactivate_recursive; # just to be sure
2680		2946
2681	# random map handling
2682	{
2683	my $guard = cf::lock_acquire "exit_prepare:$exit";
2684
2685	prepare_random_map $exit
2686	if $exit->slaying eq "/!";
2687	}
2688
2689	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;	2947	my $map = cf::map::normalise $exit->slaying, $exit->map;
2690	my $x = $exit->stats->hp;	2948	my $x = $exit->stats->hp;
2691	my $y = $exit->stats->sp;	2949	my $y = $exit->stats->sp;
		2950
		2951	# special map handling
		2952	my $slaying = $exit->slaying;
		2953
		2954	# special map handling
		2955	if ($slaying eq "/!") {
		2956	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2957
		2958	prepare_random_map $exit
		2959	if $exit->slaying eq "/!"; # need to re-check after getting the lock
		2960
		2961	$map = $exit->slaying;
		2962
		2963	} elsif ($slaying eq '!up') {
		2964	$map = $exit->map->tile_path (cf::TILE_UP);
		2965	$x = $exit->x;
		2966	$y = $exit->y;
		2967
		2968	} elsif ($slaying eq '!down') {
		2969	$map = $exit->map->tile_path (cf::TILE_DOWN);
		2970	$x = $exit->x;
		2971	$y = $exit->y;
		2972	}
2692		2973
2693	$self->goto ($map, $x, $y);	2974	$self->goto ($map, $x, $y);
2694		2975
2695	# if exit is damned, update players death & WoR home-position	2976	# if exit is damned, update players death & WoR home-position
2696	$self->contr->savebed ($map, $x, $y)	2977	$self->contr->savebed ($map, $x, $y)
…		…
2701	$self->message ("Something went wrong deep within the deliantra server. "	2982	$self->message ("Something went wrong deep within the deliantra server. "
2702	. "I'll try to bring you back to the map you were before. "	2983	. "I'll try to bring you back to the map you were before. "
2703	. "Please report this to the dungeon master!",	2984	. "Please report this to the dungeon master!",
2704	cf::NDI_UNIQUE | cf::NDI_RED);	2985	cf::NDI_UNIQUE | cf::NDI_RED);
2705		2986
2706	warn "ERROR in enter_exit: $@";	2987	error "ERROR in enter_exit: $@";
2707	$self->leave_link;	2988	$self->leave_link;
2708	}	2989	}
2709	})->prio (1);	2990	})->prio (1);
2710	}	2991	}
2711		2992
…		…
2723	sub cf::client::send_drawinfo {	3004	sub cf::client::send_drawinfo {
2724	my ($self, $text, $flags) = @_;	3005	my ($self, $text, $flags) = @_;
2725		3006
2726	utf8::encode $text;	3007	utf8::encode $text;
2727	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	3008	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		3009	}
		3010
		3011	=item $client->send_big_packet ($pkt)
		3012
		3013	Like C<send_packet>, but tries to compress large packets, and fragments
		3014	them as required.
		3015
		3016	=cut
		3017
		3018	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		3019
		3020	sub cf::client::send_big_packet {
		3021	my ($self, $pkt) = @_;
		3022
		3023	# try lzf for large packets
		3024	$pkt = "lzf " . Compress::LZF::compress $pkt
		3025	if 1024 <= length $pkt and $self->{can_lzf};
		3026
		3027	# split very large packets
		3028	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		3029	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		3030	$pkt = "frag";
		3031	}
		3032
		3033	$self->send_packet ($pkt);
2728	}	3034	}
2729		3035
2730	=item $client->send_msg ($channel, $msg, $color, [extra...])	3036	=item $client->send_msg ($channel, $msg, $color, [extra...])
2731		3037
2732	Send a drawinfo or msg packet to the client, formatting the msg for the	3038	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2736		3042
2737	=cut	3043	=cut
2738		3044
2739	# non-persistent channels (usually the info channel)	3045	# non-persistent channels (usually the info channel)
2740	our %CHANNEL = (	3046	our %CHANNEL = (
		3047	"c/motd" => {
		3048	id => "infobox",
		3049	title => "MOTD",
		3050	reply => undef,
		3051	tooltip => "The message of the day",
		3052	},
2741	"c/identify" => {	3053	"c/identify" => {
2742	id => "infobox",	3054	id => "infobox",
2743	title => "Identify",	3055	title => "Identify",
2744	reply => undef,	3056	reply => undef,
2745	tooltip => "Items recently identified",	3057	tooltip => "Items recently identified",
…		…
2747	"c/examine" => {	3059	"c/examine" => {
2748	id => "infobox",	3060	id => "infobox",
2749	title => "Examine",	3061	title => "Examine",
2750	reply => undef,	3062	reply => undef,
2751	tooltip => "Signs and other items you examined",	3063	tooltip => "Signs and other items you examined",
		3064	},
		3065	"c/shopinfo" => {
		3066	id => "infobox",
		3067	title => "Shop Info",
		3068	reply => undef,
		3069	tooltip => "What your bargaining skill tells you about the shop",
2752	},	3070	},
2753	"c/book" => {	3071	"c/book" => {
2754	id => "infobox",	3072	id => "infobox",
2755	title => "Book",	3073	title => "Book",
2756	reply => undef,	3074	reply => undef,
…		…
2772	id => "infobox",	3090	id => "infobox",
2773	title => "Body Parts",	3091	title => "Body Parts",
2774	reply => undef,	3092	reply => undef,
2775	tooltip => "Shows which body parts you posess and are available",	3093	tooltip => "Shows which body parts you posess and are available",
2776	},	3094	},
		3095	"c/statistics" => {
		3096	id => "infobox",
		3097	title => "Statistics",
		3098	reply => undef,
		3099	tooltip => "Shows your primary statistics",
		3100	},
2777	"c/skills" => {	3101	"c/skills" => {
2778	id => "infobox",	3102	id => "infobox",
2779	title => "Skills",	3103	title => "Skills",
2780	reply => undef,	3104	reply => undef,
2781	tooltip => "Shows your experience per skill and item power",	3105	tooltip => "Shows your experience per skill and item power",
		3106	},
		3107	"c/shopitems" => {
		3108	id => "infobox",
		3109	title => "Shop Items",
		3110	reply => undef,
		3111	tooltip => "Shows the items currently for sale in this shop",
		3112	},
		3113	"c/resistances" => {
		3114	id => "infobox",
		3115	title => "Resistances",
		3116	reply => undef,
		3117	tooltip => "Shows your resistances",
		3118	},
		3119	"c/pets" => {
		3120	id => "infobox",
		3121	title => "Pets",
		3122	reply => undef,
		3123	tooltip => "Shows information abotu your pets/a specific pet",
		3124	},
		3125	"c/perceiveself" => {
		3126	id => "infobox",
		3127	title => "Perceive Self",
		3128	reply => undef,
		3129	tooltip => "You gained detailed knowledge about yourself",
2782	},	3130	},
2783	"c/uptime" => {	3131	"c/uptime" => {
2784	id => "infobox",	3132	id => "infobox",
2785	title => "Uptime",	3133	title => "Uptime",
2786	reply => undef,	3134	reply => undef,
…		…
2796	id => "party",	3144	id => "party",
2797	title => "Party",	3145	title => "Party",
2798	reply => "gsay ",	3146	reply => "gsay ",
2799	tooltip => "Messages and chat related to your party",	3147	tooltip => "Messages and chat related to your party",
2800	},	3148	},
		3149	"c/death" => {
		3150	id => "death",
		3151	title => "Death",
		3152	reply => undef,
		3153	tooltip => "Reason for and more info about your most recent death",
		3154	},
		3155	"c/say" => $SAY_CHANNEL,
		3156	"c/chat" => $CHAT_CHANNEL,
2801	);	3157	);
2802		3158
2803	sub cf::client::send_msg {	3159	sub cf::client::send_msg {
2804	my ($self, $channel, $msg, $color, @extra) = @_;	3160	my ($self, $channel, $msg, $color, @extra) = @_;
2805		3161
…		…
2810		3166
2811	# check predefined channels, for the benefit of C	3167	# check predefined channels, for the benefit of C
2812	if ($CHANNEL{$channel}) {	3168	if ($CHANNEL{$channel}) {
2813	$channel = $CHANNEL{$channel};	3169	$channel = $CHANNEL{$channel};
2814		3170
2815	$self->ext_msg (channel_info => $channel)	3171	$self->ext_msg (channel_info => $channel);
2816	if $self->can_msg;
2817
2818	$channel = $channel->{id};	3172	$channel = $channel->{id};
2819		3173
2820	} elsif (ref $channel) {	3174	} elsif (ref $channel) {
2821	# send meta info to client, if not yet sent	3175	# send meta info to client, if not yet sent
2822	unless (exists $self->{channel}{$channel->{id}}) {	3176	unless (exists $self->{channel}{$channel->{id}}) {
2823	$self->{channel}{$channel->{id}} = $channel;	3177	$self->{channel}{$channel->{id}} = $channel;
2824	$self->ext_msg (channel_info => $channel)	3178	$self->ext_msg (channel_info => $channel);
2825	if $self->can_msg;
2826	}	3179	}
2827		3180
2828	$channel = $channel->{id};	3181	$channel = $channel->{id};
2829	}	3182	}
2830		3183
2831	return unless @extra || length $msg;	3184	return unless @extra || length $msg;
2832		3185
2833	if ($self->can_msg) {
2834	# default colour, mask it out	3186	# default colour, mask it out
2835	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3187	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2836	if $color & cf::NDI_DEF;	3188	if $color & cf::NDI_DEF;
2837		3189
2838	my $pkt = "msg "	3190	my $pkt = "msg "
2839	. $self->{json_coder}->encode (	3191	. $self->{json_coder}->encode (
2840	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]	3192	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2841	);	3193	);
2842		3194
2843	# try lzf for large packets
2844	$pkt = "lzf " . Compress::LZF::compress $pkt
2845	if 1024 <= length $pkt and $self->{can_lzf};
2846
2847	# split very large packets
2848	if (8192 < length $pkt and $self->{can_lzf}) {
2849	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2850	$pkt = "frag";
2851	}
2852
2853	$self->send_packet ($pkt);	3195	$self->send_big_packet ($pkt);
2854	} else {
2855	if ($color >= 0) {
2856	# replace some tags by gcfclient-compatible ones
2857	for ($msg) {
2858	1 while
2859	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2860	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2861	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2862	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2863	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2864	}
2865
2866	$color &= cf::NDI_COLOR_MASK;
2867
2868	utf8::encode $msg;
2869
2870	if (0 && $msg =~ /\[/) {
2871	# COMMAND/INFO
2872	$self->send_packet ("drawextinfo $color 10 8 $msg")
2873	} else {
2874	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2875	$self->send_packet ("drawinfo $color $msg")
2876	}
2877	}
2878	}
2879	}	3196	}
2880		3197
2881	=item $client->ext_msg ($type, @msg)	3198	=item $client->ext_msg ($type, @msg)
2882		3199
2883	Sends an ext event to the client.	3200	Sends an ext event to the client.
…		…
2886		3203
2887	sub cf::client::ext_msg($$@) {	3204	sub cf::client::ext_msg($$@) {
2888	my ($self, $type, @msg) = @_;	3205	my ($self, $type, @msg) = @_;
2889		3206
2890	if ($self->extcmd == 2) {	3207	if ($self->extcmd == 2) {
2891	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3208	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2892	} elsif ($self->extcmd == 1) { # TODO: remove	3209	} elsif ($self->extcmd == 1) { # TODO: remove
2893	push @msg, msgtype => "event_$type";	3210	push @msg, msgtype => "event_$type";
2894	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3211	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2895	}	3212	}
2896	}	3213	}
2897		3214
2898	=item $client->ext_reply ($msgid, @msg)	3215	=item $client->ext_reply ($msgid, @msg)
2899		3216
…		…
2903		3220
2904	sub cf::client::ext_reply($$@) {	3221	sub cf::client::ext_reply($$@) {
2905	my ($self, $id, @msg) = @_;	3222	my ($self, $id, @msg) = @_;
2906		3223
2907	if ($self->extcmd == 2) {	3224	if ($self->extcmd == 2) {
2908	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3225	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2909	} elsif ($self->extcmd == 1) {	3226	} elsif ($self->extcmd == 1) {
2910	#TODO: version 1, remove	3227	#TODO: version 1, remove
2911	unshift @msg, msgtype => "reply", msgid => $id;	3228	unshift @msg, msgtype => "reply", msgid => $id;
2912	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3229	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2913	}	3230	}
2914	}	3231	}
2915		3232
2916	=item $success = $client->query ($flags, "text", \&cb)	3233	=item $success = $client->query ($flags, "text", \&cb)
2917		3234
…		…
2988		3305
2989	$ns->ext_reply ($reply, @reply)	3306	$ns->ext_reply ($reply, @reply)
2990	if $reply;	3307	if $reply;
2991		3308
2992	} else {	3309	} else {
2993	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3310	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2994	}	3311	}
2995		3312
2996	cf::override;	3313	cf::override;
2997	},	3314	},
2998	);	3315	);
…		…
3018		3335
3019	$coro	3336	$coro
3020	}	3337	}
3021		3338
3022	cf::client->attach (	3339	cf::client->attach (
3023	on_destroy => sub {	3340	on_client_destroy => sub {
3024	my ($ns) = @_;	3341	my ($ns) = @_;
3025		3342
3026	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3343	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
3027	},	3344	},
3028	);	3345	);
…		…
3044	our $safe_hole = new Safe::Hole;	3361	our $safe_hole = new Safe::Hole;
3045		3362
3046	$SIG{FPE} = 'IGNORE';	3363	$SIG{FPE} = 'IGNORE';
3047		3364
3048	$safe->permit_only (Opcode::opset qw(	3365	$safe->permit_only (Opcode::opset qw(
3049	:base_core :base_mem :base_orig :base_math	3366	:base_core :base_mem :base_orig :base_math :base_loop
3050	grepstart grepwhile mapstart mapwhile	3367	grepstart grepwhile mapstart mapwhile
3051	sort time	3368	sort time
3052	));	3369	));
3053		3370
3054	# here we export the classes and methods available to script code	3371	# here we export the classes and methods available to script code
…		…
3058	The following functions and methods are available within a safe environment:	3375	The following functions and methods are available within a safe environment:
3059		3376
3060	cf::object	3377	cf::object
3061	contr pay_amount pay_player map x y force_find force_add destroy	3378	contr pay_amount pay_player map x y force_find force_add destroy
3062	insert remove name archname title slaying race decrease split	3379	insert remove name archname title slaying race decrease split
		3380	value
3063		3381
3064	cf::object::player	3382	cf::object::player
3065	player	3383	player
3066		3384
3067	cf::player	3385	cf::player
…		…
3073	=cut	3391	=cut
3074		3392
3075	for (	3393	for (
3076	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3394	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3077	insert remove inv nrof name archname title slaying race	3395	insert remove inv nrof name archname title slaying race
3078	decrease split destroy change_exp)],	3396	decrease split destroy change_exp value msg lore send_msg)],
3079	["cf::object::player" => qw(player)],	3397	["cf::object::player" => qw(player)],
3080	["cf::player" => qw(peaceful)],	3398	["cf::player" => qw(peaceful send_msg)],
3081	["cf::map" => qw(trigger)],	3399	["cf::map" => qw(trigger)],
3082	) {	3400	) {
3083	no strict 'refs';
3084	my ($pkg, @funs) = @$_;	3401	my ($pkg, @funs) = @$_;
3085	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3402	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3086	for @funs;	3403	for @funs;
3087	}	3404	}
3088		3405
…		…
3103		3420
3104	my $qcode = $code;	3421	my $qcode = $code;
3105	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3422	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3106	$qcode =~ s/\n/\\n/g;	3423	$qcode =~ s/\n/\\n/g;
3107		3424
		3425	%vars = (_dummy => 0) unless %vars;
		3426
		3427	my @res;
3108	local $_;	3428	local $_;
3109	local @safe::cf::_safe_eval_args = values %vars;
3110		3429
3111	my $eval =	3430	my $eval =
3112	"do {\n"	3431	"do {\n"
3113	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3432	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3114	. "#line 0 \"{$qcode}\"\n"	3433	. "#line 0 \"{$qcode}\"\n"
3115	. $code	3434	. $code
3116	. "\n}"	3435	. "\n}"
3117	;	3436	;
3118		3437
		3438	if ($CFG{safe_eval}) {
3119	sub_generation_inc;	3439	sub_generation_inc;
		3440	local @safe::cf::_safe_eval_args = values %vars;
3120	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3441	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3121	sub_generation_inc;	3442	sub_generation_inc;
		3443	} else {
		3444	local @cf::_safe_eval_args = values %vars;
		3445	@res = wantarray ? eval eval : scalar eval $eval;
		3446	}
3122		3447
3123	if ($@) {	3448	if ($@) {
3124	warn "$@";	3449	warn "$@",
3125	warn "while executing safe code '$code'\n";	3450	"while executing safe code '$code'\n",
3126	warn "with arguments " . (join " ", %vars) . "\n";	3451	"with arguments " . (join " ", %vars) . "\n";
3127	}	3452	}
3128		3453
3129	wantarray ? @res : $res[0]	3454	wantarray ? @res : $res[0]
3130	}	3455	}
3131		3456
…		…
3145	=cut	3470	=cut
3146		3471
3147	sub register_script_function {	3472	sub register_script_function {
3148	my ($fun, $cb) = @_;	3473	my ($fun, $cb) = @_;
3149		3474
3150	no strict 'refs';	3475	$fun = "safe::$fun" if $CFG{safe_eval};
3151	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3476	*$fun = $safe_hole->wrap ($cb);
3152	}	3477	}
3153		3478
3154	=back	3479	=back
3155		3480
3156	=cut	3481	=cut
…		…
3165	# for this (global event?)	3490	# for this (global event?)
3166	%ext::player_env::MUSIC_FACE_CACHE = ();	3491	%ext::player_env::MUSIC_FACE_CACHE = ();
3167		3492
3168	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3493	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3169		3494
3170	warn "loading facedata from $path\n";	3495	trace "loading facedata from $path\n";
3171		3496
3172	my $facedata;	3497	my $facedata = decode_storable load_file $path;
3173	0 < aio_load $path, $facedata
3174	or die "$path: $!";
3175
3176	$facedata = Coro::Storable::thaw $facedata;
3177		3498
3178	$facedata->{version} == 2	3499	$facedata->{version} == 2
3179	or cf::cleanup "$path: version mismatch, cannot proceed.";	3500	or cf::cleanup "$path: version mismatch, cannot proceed.";
3180		3501
3181	# patch in the exptable	3502	# patch in the exptable
		3503	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3182	$facedata->{resource}{"res/exp_table"} = {	3504	$facedata->{resource}{"res/exp_table"} = {
3183	type => FT_RSRC,	3505	type => FT_RSRC,
3184	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3506	data => $exp_table,
		3507	hash => (Digest::MD5::md5 $exp_table),
3185	};	3508	};
3186	cf::cede_to_tick;	3509	cf::cede_to_tick;
3187		3510
3188	{	3511	{
3189	my $faces = $facedata->{faceinfo};	3512	my $faces = $facedata->{faceinfo};
…		…
3191	while (my ($face, $info) = each %$faces) {	3514	while (my ($face, $info) = each %$faces) {
3192	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3515	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3193		3516
3194	cf::face::set_visibility $idx, $info->{visibility};	3517	cf::face::set_visibility $idx, $info->{visibility};
3195	cf::face::set_magicmap $idx, $info->{magicmap};	3518	cf::face::set_magicmap $idx, $info->{magicmap};
3196	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3519	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3197	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3520	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
		3521	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
3198		3522
3199	cf::cede_to_tick;	3523	cf::cede_to_tick;
3200	}	3524	}
3201		3525
3202	while (my ($face, $info) = each %$faces) {	3526	while (my ($face, $info) = each %$faces) {
…		…
3207		3531
3208	if (my $smooth = cf::face::find $info->{smooth}) {	3532	if (my $smooth = cf::face::find $info->{smooth}) {
3209	cf::face::set_smooth $idx, $smooth;	3533	cf::face::set_smooth $idx, $smooth;
3210	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3534	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3211	} else {	3535	} else {
3212	warn "smooth face '$info->{smooth}' not found for face '$face'";	3536	error "smooth face '$info->{smooth}' not found for face '$face'";
3213	}	3537	}
3214		3538
3215	cf::cede_to_tick;	3539	cf::cede_to_tick;
3216	}	3540	}
3217	}	3541	}
…		…
3226		3550
3227	cf::anim::invalidate_all; # d'oh	3551	cf::anim::invalidate_all; # d'oh
3228	}	3552	}
3229		3553
3230	{	3554	{
3231	# TODO: for gcfclient pleasure, we should give resources
3232	# that gcfclient doesn't grok a >10000 face index.
3233	my $res = $facedata->{resource};	3555	my $res = $facedata->{resource};
3234		3556
3235	while (my ($name, $info) = each %$res) {	3557	while (my ($name, $info) = each %$res) {
3236	if (defined $info->{type}) {	3558	if (defined $info->{type}) {
3237	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3559	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3238	my $data;
3239		3560
3240	if ($info->{type} & 1) {	3561	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3241	# prepend meta info
3242
3243	my $meta = $enc->encode ({
3244	name => $name,
3245	%{ $info->{meta} || {} },
3246	});
3247
3248	$data = pack "(w/a*)*", $meta, $info->{data};
3249	} else {
3250	$data = $info->{data};
3251	}
3252
3253	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3254	cf::face::set_type $idx, $info->{type};	3562	cf::face::set_type $idx, $info->{type};
3255	} else {	3563	} else {
3256	$RESOURCE{$name} = $info;	3564	$RESOURCE{$name} = $info; # unused
3257	}	3565	}
3258		3566
3259	cf::cede_to_tick;	3567	cf::cede_to_tick;
3260	}	3568	}
3261	}	3569	}
3262		3570
3263	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);	3571	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3264		3572
3265	1	3573	1
3266	}	3574	}
3267
3268	cf::global->attach (on_resource_update => sub {
3269	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3270	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3271
3272	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3273	my $sound = $soundconf->{compat}[$_]
3274	or next;
3275
3276	my $face = cf::face::find "sound/$sound->[1]";
3277	cf::sound::set $sound->[0] => $face;
3278	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3279	}
3280
3281	while (my ($k, $v) = each %{$soundconf->{event}}) {
3282	my $face = cf::face::find "sound/$v";
3283	cf::sound::set $k => $face;
3284	}
3285	}
3286	});
3287		3575
3288	register_exticmd fx_want => sub {	3576	register_exticmd fx_want => sub {
3289	my ($ns, $want) = @_;	3577	my ($ns, $want) = @_;
3290		3578
3291	while (my ($k, $v) = each %$want) {	3579	while (my ($k, $v) = each %$want) {
…		…
3330	sub reload_treasures {	3618	sub reload_treasures {
3331	load_resource_file "$DATADIR/treasures"	3619	load_resource_file "$DATADIR/treasures"
3332	or die "unable to load treasurelists\n";	3620	or die "unable to load treasurelists\n";
3333	}	3621	}
3334		3622
		3623	sub reload_sound {
		3624	trace "loading sound config from $DATADIR/sound\n";
		3625
		3626	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3627
		3628	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3629	my $sound = $soundconf->{compat}[$_]
		3630	or next;
		3631
		3632	my $face = cf::face::find "sound/$sound->[1]";
		3633	cf::sound::set $sound->[0] => $face;
		3634	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3635	}
		3636
		3637	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3638	my $face = cf::face::find "sound/$v";
		3639	cf::sound::set $k => $face;
		3640	}
		3641	}
		3642
3335	sub reload_resources {	3643	sub reload_resources {
3336	warn "reloading resource files...\n";	3644	trace "reloading resource files...\n";
3337		3645
		3646	reload_exp_table;
		3647	reload_materials;
3338	reload_facedata;	3648	reload_facedata;
		3649	reload_sound;
3339	reload_archetypes;	3650	reload_archetypes;
3340	reload_regions;	3651	reload_regions;
3341	reload_treasures;	3652	reload_treasures;
3342		3653
3343	warn "finished reloading resource files\n";	3654	trace "finished reloading resource files\n";
3344	}
3345
3346	sub init {
3347	my $guard = freeze_mainloop;
3348
3349	evthread_start IO::AIO::poll_fileno;
3350
3351	reload_resources;
3352	}	3655	}
3353		3656
3354	sub reload_config {	3657	sub reload_config {
3355	open my $fh, "<:utf8", "$CONFDIR/config"	3658	trace "reloading config file...\n";
3356	or return;
3357		3659
3358	local $/;	3660	my $config = load_file "$CONFDIR/config";
3359	*CFG = YAML::Load <$fh>;	3661	utf8::decode $config;
		3662	*CFG = decode_yaml $config;
3360		3663
3361	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3664	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3362		3665
3363	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3666	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3364	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3667	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3365		3668
3366	if (exists $CFG{mlockall}) {	3669	if (exists $CFG{mlockall}) {
…		…
3389		3692
3390	seek $fh, 0, 0;	3693	seek $fh, 0, 0;
3391	print $fh $$;	3694	print $fh $$;
3392	}	3695	}
3393		3696
		3697	sub main_loop {
		3698	trace "EV::loop starting\n";
		3699	if (1) {
		3700	EV::loop;
		3701	}
		3702	trace "EV::loop returned\n";
		3703	goto &main_loop unless $REALLY_UNLOOP;
		3704	}
		3705
3394	sub main {	3706	sub main {
3395	atomic;	3707	cf::init_globals; # initialise logging
		3708
		3709	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3710	LOG llevInfo, "Copyright (C) 2005-2011 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3711	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3712	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3713
		3714	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3396		3715
3397	# we must not ever block the main coroutine	3716	# we must not ever block the main coroutine
3398	local $Coro::idle = sub {	3717	local $Coro::idle = sub {
3399	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3718	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3400	(async {	3719	(async {
3401	$Coro::current->{desc} = "IDLE BUG HANDLER";	3720	$Coro::current->{desc} = "IDLE BUG HANDLER";
3402	EV::loop EV::LOOP_ONESHOT;	3721	EV::loop EV::LOOP_ONESHOT;
3403	})->prio (Coro::PRIO_MAX);	3722	})->prio (Coro::PRIO_MAX);
3404	};	3723	};
3405		3724
3406	{	3725	evthread_start IO::AIO::poll_fileno;
3407	my $guard = freeze_mainloop;	3726
		3727	cf::sync_job {
		3728	cf::incloader::init ();
		3729
		3730	cf::init_anim;
		3731	cf::init_attackmess;
		3732	cf::init_dynamic;
		3733
		3734	cf::load_settings;
		3735
		3736	reload_resources;
3408	reload_config;	3737	reload_config;
3409	db_init;	3738	db_init;
		3739
		3740	cf::init_uuid;
		3741	cf::init_signals;
		3742	cf::init_skills;
		3743
		3744	cf::init_beforeplay;
		3745
		3746	atomic;
		3747
3410	load_extensions;	3748	load_extensions;
3411		3749
3412	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3413	}
3414
3415	utime time, time, $RUNTIMEFILE;	3750	utime time, time, $RUNTIMEFILE;
3416		3751
3417	# no (long-running) fork's whatsoever before this point(!)	3752	# no (long-running) fork's whatsoever before this point(!)
		3753	use POSIX ();
3418	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};	3754	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
3419		3755
3420	EV::loop;	3756	cf::_post_init 0;
		3757	};
		3758
		3759	cf::object::thawer::errors_are_fatal 0;
		3760	info "parse errors in files are no longer fatal from this point on.\n";
		3761
		3762	my $free_main; $free_main = EV::idle sub {
		3763	undef $free_main;
		3764	undef &main; # free gobs of memory :)
		3765	};
		3766
		3767	goto &main_loop;
3421	}	3768	}
3422		3769
3423	#############################################################################	3770	#############################################################################
3424	# initialisation and cleanup	3771	# initialisation and cleanup
3425		3772
3426	# install some emergency cleanup handlers	3773	# install some emergency cleanup handlers
3427	BEGIN {	3774	BEGIN {
3428	our %SIGWATCHER = ();	3775	our %SIGWATCHER = ();
3429	for my $signal (qw(INT HUP TERM)) {	3776	for my $signal (qw(INT HUP TERM)) {
3430	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3777	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3431	cf::cleanup "SIG$signal";	3778	cf::cleanup "SIG$signal";
3432	};	3779	};
3433	}	3780	}
3434	}	3781	}
3435		3782
3436	sub write_runtime_sync {	3783	sub write_runtime_sync {
		3784	my $t0 = AE::time;
		3785
3437	# first touch the runtime file to show we are still running:	3786	# first touch the runtime file to show we are still running:
3438	# the fsync below can take a very very long time.	3787	# the fsync below can take a very very long time.
3439		3788
3440	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;	3789	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3441		3790
3442	my $guard = cf::lock_acquire "write_runtime";	3791	my $guard = cf::lock_acquire "write_runtime";
3443		3792
3444	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644	3793	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3445	or return;	3794	or return;
3446		3795
3447	my $value = $cf::RUNTIME + 90 + 10;	3796	my $value = $cf::RUNTIME + 90 + 10;
3448	# 10 is the runtime save interval, for a monotonic clock	3797	# 10 is the runtime save interval, for a monotonic clock
3449	# 60 allows for the watchdog to kill the server.	3798	# 60 allows for the watchdog to kill the server.
…		…
3462	or return;	3811	or return;
3463		3812
3464	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE	3813	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3465	and return;	3814	and return;
3466		3815
3467	warn "runtime file written.\n";	3816	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3468		3817
3469	1	3818	1
3470	}	3819	}
3471		3820
3472	our $uuid_lock;	3821	our $uuid_lock;
…		…
3481	my $uuid = "$LOCALDIR/uuid";	3830	my $uuid = "$LOCALDIR/uuid";
3482		3831
3483	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644	3832	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
3484	or return;	3833	or return;
3485		3834
3486	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;	3835	my $value = uuid_seq uuid_cur;
		3836
		3837	unless ($value) {
		3838	info "cowardly refusing to write zero uuid value!\n";
		3839	return;
		3840	}
		3841
		3842	my $value = uuid_str $value + $uuid_skip;
3487	$uuid_skip = 0;	3843	$uuid_skip = 0;
3488		3844
3489	(aio_write $fh, 0, (length $value), $value, 0) <= 0	3845	(aio_write $fh, 0, (length $value), $value, 0) <= 0
3490	and return;	3846	and return;
3491		3847
…		…
3497	or return;	3853	or return;
3498		3854
3499	aio_rename "$uuid~", $uuid	3855	aio_rename "$uuid~", $uuid
3500	and return;	3856	and return;
3501		3857
3502	warn "uuid file written ($value).\n";	3858	trace "uuid file written ($value).\n";
3503		3859
3504	1	3860	1
3505		3861
3506	}	3862	}
3507		3863
…		…
3513	}	3869	}
3514		3870
3515	sub emergency_save() {	3871	sub emergency_save() {
3516	my $freeze_guard = cf::freeze_mainloop;	3872	my $freeze_guard = cf::freeze_mainloop;
3517		3873
3518	warn "enter emergency perl save\n";	3874	info "emergency_perl_save: enter\n";
		3875
		3876	# this is a trade-off: we want to be very quick here, so
		3877	# save all maps without fsync, and later call a global sync
		3878	# (which in turn might be very very slow)
		3879	local $USE_FSYNC = 0;
3519		3880
3520	cf::sync_job {	3881	cf::sync_job {
		3882	cf::write_runtime_sync; # external watchdog should not bark
		3883
3521	# use a peculiar iteration method to avoid tripping on perl	3884	# use a peculiar iteration method to avoid tripping on perl
3522	# refcount bugs in for. also avoids problems with players	3885	# refcount bugs in for. also avoids problems with players
3523	# and maps saved/destroyed asynchronously.	3886	# and maps saved/destroyed asynchronously.
3524	warn "begin emergency player save\n";	3887	info "emergency_perl_save: begin player save\n";
3525	for my $login (keys %cf::PLAYER) {	3888	for my $login (keys %cf::PLAYER) {
3526	my $pl = $cf::PLAYER{$login} or next;	3889	my $pl = $cf::PLAYER{$login} or next;
3527	$pl->valid or next;	3890	$pl->valid or next;
3528	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3891	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3529	$pl->save;	3892	$pl->save;
3530	}	3893	}
3531	warn "end emergency player save\n";	3894	info "emergency_perl_save: end player save\n";
3532		3895
3533	warn "begin emergency map save\n";	3896	cf::write_runtime_sync; # external watchdog should not bark
		3897
		3898	info "emergency_perl_save: begin map save\n";
3534	for my $path (keys %cf::MAP) {	3899	for my $path (keys %cf::MAP) {
3535	my $map = $cf::MAP{$path} or next;	3900	my $map = $cf::MAP{$path} or next;
3536	$map->valid or next;	3901	$map->valid or next;
3537	$map->save;	3902	$map->save;
3538	}	3903	}
3539	warn "end emergency map save\n";	3904	info "emergency_perl_save: end map save\n";
3540		3905
3541	warn "begin emergency database checkpoint\n";	3906	cf::write_runtime_sync; # external watchdog should not bark
		3907
		3908	info "emergency_perl_save: begin database checkpoint\n";
3542	BDB::db_env_txn_checkpoint $DB_ENV;	3909	BDB::db_env_txn_checkpoint $DB_ENV;
3543	warn "end emergency database checkpoint\n";	3910	info "emergency_perl_save: end database checkpoint\n";
3544		3911
3545	warn "begin write uuid\n";	3912	info "emergency_perl_save: begin write uuid\n";
3546	write_uuid_sync 1;	3913	write_uuid_sync 1;
3547	warn "end write uuid\n";	3914	info "emergency_perl_save: end write uuid\n";
		3915
		3916	cf::write_runtime_sync; # external watchdog should not bark
		3917
		3918	trace "emergency_perl_save: syncing database to disk";
		3919	BDB::db_env_txn_checkpoint $DB_ENV;
		3920
		3921	info "emergency_perl_save: starting sync\n";
		3922	IO::AIO::aio_sync sub {
		3923	info "emergency_perl_save: finished sync\n";
		3924	};
		3925
		3926	cf::write_runtime_sync; # external watchdog should not bark
		3927
		3928	trace "emergency_perl_save: flushing outstanding aio requests";
		3929	while (IO::AIO::nreqs || BDB::nreqs) {
		3930	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
		3931	}
		3932
		3933	cf::write_runtime_sync; # external watchdog should not bark
3548	};	3934	};
3549		3935
3550	warn "leave emergency perl save\n";	3936	info "emergency_perl_save: leave\n";
3551	}	3937	}
3552		3938
3553	sub post_cleanup {	3939	sub post_cleanup {
3554	my ($make_core) = @_;	3940	my ($make_core) = @_;
3555		3941
		3942	IO::AIO::flush;
		3943
3556	warn Carp::longmess "post_cleanup backtrace"	3944	error Carp::longmess "post_cleanup backtrace"
3557	if $make_core;	3945	if $make_core;
3558		3946
3559	my $fh = pidfile;	3947	my $fh = pidfile;
3560	unlink $PIDFILE if <$fh> == $$;	3948	unlink $PIDFILE if <$fh> == $$;
3561	}	3949	}
…		…
3581	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};	3969	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
3582	for my $name (keys %$leaf_symtab) {	3970	for my $name (keys %$leaf_symtab) {
3583	_gv_clear *{"$pkg$name"};	3971	_gv_clear *{"$pkg$name"};
3584	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};	3972	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
3585	}	3973	}
3586	warn "cleared package $pkg\n";#d#
3587	}	3974	}
3588		3975
3589	sub do_reload_perl() {	3976	sub do_reload_perl() {
3590	# can/must only be called in main	3977	# can/must only be called in main
3591	if ($Coro::current != $Coro::main) {	3978	unless (in_main) {
3592	warn "can only reload from main coroutine";	3979	error "can only reload from main coroutine";
3593	return;	3980	return;
3594	}	3981	}
3595		3982
3596	return if $RELOAD++;	3983	return if $RELOAD++;
3597		3984
		3985	my $t1 = AE::time;
		3986
3598	while ($RELOAD) {	3987	while ($RELOAD) {
3599	warn "reloading...";	3988	cf::get_slot 0.1, -1, "reload_perl";
		3989	info "perl_reload: reloading...";
3600		3990
3601	warn "entering sync_job";	3991	trace "perl_reload: entering sync_job";
3602		3992
3603	cf::sync_job {	3993	cf::sync_job {
3604	cf::write_runtime_sync; # external watchdog should not bark
3605	cf::emergency_save;	3994	#cf::emergency_save;
3606	cf::write_runtime_sync; # external watchdog should not bark
3607		3995
3608	warn "syncing database to disk";
3609	BDB::db_env_txn_checkpoint $DB_ENV;
3610
3611	# if anything goes wrong in here, we should simply crash as we already saved
3612
3613	warn "flushing outstanding aio requests";
3614	while (IO::AIO::nreqs || BDB::nreqs) {
3615	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3616	}
3617
3618	warn "cancelling all extension coros";	3996	trace "perl_reload: cancelling all extension coros";
3619	$_->cancel for values %EXT_CORO;	3997	$_->cancel for values %EXT_CORO;
3620	%EXT_CORO = ();	3998	%EXT_CORO = ();
3621		3999
3622	warn "removing commands";	4000	trace "perl_reload: removing commands";
3623	%COMMAND = ();	4001	%COMMAND = ();
3624		4002
3625	warn "removing ext/exti commands";	4003	trace "perl_reload: removing ext/exti commands";
3626	%EXTCMD = ();	4004	%EXTCMD = ();
3627	%EXTICMD = ();	4005	%EXTICMD = ();
3628		4006
3629	warn "unloading/nuking all extensions";	4007	trace "perl_reload: unloading/nuking all extensions";
3630	for my $pkg (@EXTS) {	4008	for my $pkg (@EXTS) {
3631	warn "... unloading $pkg";	4009	trace "... unloading $pkg";
3632		4010
3633	if (my $cb = $pkg->can ("unload")) {	4011	if (my $cb = $pkg->can ("unload")) {
3634	eval {	4012	eval {
3635	$cb->($pkg);	4013	$cb->($pkg);
3636	1	4014	1
3637	} or warn "$pkg unloaded, but with errors: $@";	4015	} or error "$pkg unloaded, but with errors: $@";
3638	}	4016	}
3639		4017
3640	warn "... clearing $pkg";	4018	trace "... clearing $pkg";
3641	clear_package $pkg;	4019	clear_package $pkg;
3642	}	4020	}
3643		4021
3644	warn "unloading all perl modules loaded from $LIBDIR";	4022	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3645	while (my ($k, $v) = each %INC) {	4023	while (my ($k, $v) = each %INC) {
3646	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4024	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3647		4025
3648	warn "... unloading $k";	4026	trace "... unloading $k";
3649	delete $INC{$k};	4027	delete $INC{$k};
3650		4028
3651	$k =~ s/\.pm$//;	4029	$k =~ s/\.pm$//;
3652	$k =~ s/\//::/g;	4030	$k =~ s/\//::/g;
3653		4031
…		…
3656	}	4034	}
3657		4035
3658	clear_package $k;	4036	clear_package $k;
3659	}	4037	}
3660		4038
3661	warn "getting rid of safe::, as good as possible";	4039	trace "perl_reload: getting rid of safe::, as good as possible";
3662	clear_package "safe::$_"	4040	clear_package "safe::$_"
3663	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4041	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3664		4042
3665	warn "unloading cf.pm \"a bit\"";	4043	trace "perl_reload: unloading cf.pm \"a bit\"";
3666	delete $INC{"cf.pm"};	4044	delete $INC{"cf.pm"};
3667	delete $INC{"cf/pod.pm"};	4045	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3668		4046
3669	# don't, removes xs symbols, too,	4047	# don't, removes xs symbols, too,
3670	# and global variables created in xs	4048	# and global variables created in xs
3671	#clear_package __PACKAGE__;	4049	#clear_package __PACKAGE__;
3672		4050
3673	warn "unload completed, starting to reload now";	4051	info "perl_reload: unload completed, starting to reload now";
3674		4052
3675	warn "reloading cf.pm";	4053	trace "perl_reload: reloading cf.pm";
3676	require cf;	4054	require cf;
3677	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4055	cf::_connect_to_perl_1;
3678		4056
3679	warn "loading config and database again";	4057	trace "perl_reload: loading config and database again";
3680	cf::reload_config;	4058	cf::reload_config;
3681		4059
3682	warn "loading extensions";	4060	trace "perl_reload: loading extensions";
3683	cf::load_extensions;	4061	cf::load_extensions;
3684		4062
		4063	if ($REATTACH_ON_RELOAD) {
3685	warn "reattaching attachments to objects/players";	4064	trace "perl_reload: reattaching attachments to objects/players";
3686	_global_reattach; # objects, sockets	4065	_global_reattach; # objects, sockets
3687	warn "reattaching attachments to maps";	4066	trace "perl_reload: reattaching attachments to maps";
3688	reattach $_ for values %MAP;	4067	reattach $_ for values %MAP;
3689	warn "reattaching attachments to players";	4068	trace "perl_reload: reattaching attachments to players";
3690	reattach $_ for values %PLAYER;	4069	reattach $_ for values %PLAYER;
		4070	}
3691		4071
3692	warn "leaving sync_job";	4072	cf::_post_init 1;
		4073
		4074	trace "perl_reload: leaving sync_job";
3693		4075
3694	1	4076	1
3695	} or do {	4077	} or do {
3696	warn $@;	4078	error $@;
3697	cf::cleanup "error while reloading, exiting.";	4079	cf::cleanup "perl_reload: error, exiting.";
3698	};	4080	};
3699		4081
3700	warn "reloaded";
3701	--$RELOAD;	4082	--$RELOAD;
3702	}	4083	}
		4084
		4085	$t1 = AE::time - $t1;
		4086	info "perl_reload: completed in ${t1}s\n";
3703	};	4087	};
3704		4088
3705	our $RELOAD_WATCHER; # used only during reload	4089	our $RELOAD_WATCHER; # used only during reload
3706		4090
3707	sub reload_perl() {	4091	sub reload_perl() {
3708	# doing reload synchronously and two reloads happen back-to-back,	4092	# doing reload synchronously and two reloads happen back-to-back,
3709	# coro crashes during coro_state_free->destroy here.	4093	# coro crashes during coro_state_free->destroy here.
3710		4094
		4095	$RELOAD_WATCHER ||= cf::async {
		4096	Coro::AIO::aio_wait cache_extensions;
		4097
3711	$RELOAD_WATCHER ||= EV::timer $TICK * 1.5, 0, sub {	4098	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3712	do_reload_perl;	4099	do_reload_perl;
3713	undef $RELOAD_WATCHER;	4100	undef $RELOAD_WATCHER;
		4101	};
3714	};	4102	};
3715	}	4103	}
3716		4104
3717	register_command "reload" => sub {	4105	register_command "reload" => sub {
3718	my ($who, $arg) = @_;	4106	my ($who, $arg) = @_;
…		…
3724	reload_perl;	4112	reload_perl;
3725	};	4113	};
3726	}	4114	}
3727	};	4115	};
3728		4116
3729	unshift @INC, $LIBDIR;	4117	#############################################################################
3730		4118
3731	my $bug_warning = 0;	4119	my $bug_warning = 0;
3732		4120
3733	our @WAIT_FOR_TICK;
3734	our @WAIT_FOR_TICK_BEGIN;
3735
3736	sub wait_for_tick {	4121	sub wait_for_tick() {
3737	return if tick_inhibit || $Coro::current == $Coro::main;	4122	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3738		4123
3739	my $signal = new Coro::Signal;	4124	$WAIT_FOR_TICK->wait;
3740	push @WAIT_FOR_TICK, $signal;
3741	$signal->wait;
3742	}	4125	}
3743		4126
3744	sub wait_for_tick_begin {	4127	sub wait_for_tick_begin() {
3745	return if tick_inhibit || $Coro::current == $Coro::main;	4128	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3746		4129
3747	my $signal = new Coro::Signal;	4130	my $signal = new Coro::Signal;
3748	push @WAIT_FOR_TICK_BEGIN, $signal;	4131	push @WAIT_FOR_TICK_BEGIN, $signal;
3749	$signal->wait;	4132	$signal->wait;
3750	}	4133	}
…		…
3754	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4137	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3755	unless ++$bug_warning > 10;	4138	unless ++$bug_warning > 10;
3756	return;	4139	return;
3757	}	4140	}
3758		4141
3759	cf::server_tick; # one server iteration	4142	cf::one_tick; # one server iteration
		4143
		4144	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3760		4145
3761	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4146	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3762	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	4147	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3763	Coro::async_pool {	4148	Coro::async_pool {
3764	$Coro::current->{desc} = "runtime saver";	4149	$Coro::current->{desc} = "runtime saver";
3765	write_runtime_sync	4150	write_runtime_sync
3766	or warn "ERROR: unable to write runtime file: $!";	4151	or error "ERROR: unable to write runtime file: $!";
3767	};	4152	};
3768	}	4153	}
3769		4154
3770	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4155	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3771	$sig->send;	4156	$sig->send;
3772	}	4157	}
3773	while (my $sig = shift @WAIT_FOR_TICK) {	4158	$WAIT_FOR_TICK->broadcast;
3774	$sig->send;
3775	}
3776		4159
3777	$LOAD = ($NOW - $TICK_START) / $TICK;	4160	$LOAD = ($NOW - $TICK_START) / $TICK;
3778	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4161	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3779		4162
3780	if (0) {	4163	if (0) {
3781	if ($NEXT_TICK) {	4164	if ($NEXT_TICK) {
3782	my $jitter = $TICK_START - $NEXT_TICK;	4165	my $jitter = $TICK_START - $NEXT_TICK;
3783	$JITTER = $JITTER * 0.75 + $jitter * 0.25;	4166	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
3784	warn "jitter $JITTER\n";#d#	4167	debug "jitter $JITTER\n";#d#
3785	}	4168	}
3786	}	4169	}
3787	}	4170	}
3788		4171
3789	{	4172	{
3790	# configure BDB	4173	# configure BDB
3791		4174
3792	BDB::min_parallel 8;	4175	BDB::min_parallel 16;
3793	BDB::max_poll_reqs $TICK * 0.1;	4176	BDB::max_poll_reqs $TICK * 0.1;
3794	$AnyEvent::BDB::WATCHER->priority (1);	4177	$AnyEvent::BDB::WATCHER->priority (1);
3795		4178
3796	unless ($DB_ENV) {	4179	unless ($DB_ENV) {
3797	$DB_ENV = BDB::db_env_create;	4180	$DB_ENV = BDB::db_env_create;
…		…
3834	IO::AIO::min_parallel 8;	4217	IO::AIO::min_parallel 8;
3835	IO::AIO::max_poll_time $TICK * 0.1;	4218	IO::AIO::max_poll_time $TICK * 0.1;
3836	undef $AnyEvent::AIO::WATCHER;	4219	undef $AnyEvent::AIO::WATCHER;
3837	}	4220	}
3838		4221
3839	my $_log_backtrace;	4222	our $_log_backtrace;
		4223	our $_log_backtrace_last;
3840		4224
3841	sub _log_backtrace {	4225	sub _log_backtrace {
3842	my ($msg, @addr) = @_;	4226	my ($msg, @addr) = @_;
3843		4227
3844	$msg =~ s/\n//;	4228	$msg =~ s/\n$//;
3845		4229
		4230	if ($_log_backtrace_last eq $msg) {
		4231	LOG llevInfo, "[ABT] $msg\n";
		4232	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3846	# limit the # of concurrent backtraces	4233	# limit the # of concurrent backtraces
3847	if ($_log_backtrace < 2) {	4234	} elsif ($_log_backtrace < 2) {
		4235	$_log_backtrace_last = $msg;
3848	++$_log_backtrace;	4236	++$_log_backtrace;
3849	my $perl_bt = Carp::longmess $msg;	4237	my $perl_bt = Carp::longmess $msg;
3850	async {	4238	async {
3851	$Coro::current->{desc} = "abt $msg";	4239	$Coro::current->{desc} = "abt $msg";
3852		4240
…		…
3872	LOG llevInfo, "[ABT] $_\n" for @bt;	4260	LOG llevInfo, "[ABT] $_\n" for @bt;
3873	--$_log_backtrace;	4261	--$_log_backtrace;
3874	};	4262	};
3875	} else {	4263	} else {
3876	LOG llevInfo, "[ABT] $msg\n";	4264	LOG llevInfo, "[ABT] $msg\n";
3877	LOG llevInfo, "[ABT] [suppressed]\n";	4265	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3878	}	4266	}
3879	}	4267	}
3880		4268
3881	# load additional modules	4269	# load additional modules
3882	use cf::pod;	4270	require "cf/$_.pm" for @EXTRA_MODULES;
		4271	cf::_connect_to_perl_2;
3883		4272
3884	END { cf::emergency_save }	4273	END { cf::emergency_save }
3885		4274
3886	1	4275	1
3887		4276

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