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Revision 1.464 by root, Thu Jan 1 18:35:48 2009 UTC vs.
Revision 1.581 by root, Fri Feb 3 02:04:11 2012 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 (©) 2006,2007,2008,2009,2010,2011,2012 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 Guard ();
38	use Coro ();	38	use Coro ();
39	use Coro::State;	39	use Coro::State;
40	use Coro::Handle;	40	use Coro::Handle;
…		…
51	use Coro::Util ();	51	use Coro::Util ();
52		52
53	use JSON::XS 2.01 ();	53	use JSON::XS 2.01 ();
54	use BDB ();	54	use BDB ();
55	use Data::Dumper;	55	use Data::Dumper;
56	use Digest::MD5;
57	use Fcntl;	56	use Fcntl;
58	use YAML ();	57	use YAML::XS ();
59	use IO::AIO ();	58	use IO::AIO ();
60	use Time::HiRes;	59	use Time::HiRes;
61	use Compress::LZF;	60	use Compress::LZF;
62	use Digest::MD5 ();	61	use Digest::MD5 ();
63		62
…		…
72		71
73	# make sure c-lzf reinitialises itself	72	# make sure c-lzf reinitialises itself
74	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";	73	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
75	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
76		75
		76	# strictly for debugging
		77	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
		78
77	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;
78		82
79	our %COMMAND = ();	83	our %COMMAND = ();
80	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
81		85
82	our @EXTS = (); # list of extension package names	86	our @EXTS = (); # list of extension package names
…		…
85	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
86	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
87		91
88	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
89	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
90		96
91	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
		98
92	our $DATADIR = datadir;	99	our $DATADIR = datadir;
93	our $LIBDIR = "$DATADIR/ext";	100	our $LIBDIR = "$DATADIR/ext";
94	our $PODDIR = "$DATADIR/pod";	101	our $PODDIR = "$DATADIR/pod";
95	our $MAPDIR = "$DATADIR/" . mapdir;	102	our $MAPDIR = "$DATADIR/" . mapdir;
		103
96	our $LOCALDIR = localdir;	104	our $LOCALDIR = localdir;
97	our $TMPDIR = "$LOCALDIR/" . tmpdir;	105	our $TMPDIR = "$LOCALDIR/" . tmpdir;
98	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	106	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
99	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	107	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
100	our $RANDOMDIR = "$LOCALDIR/random";	108	our $RANDOMDIR = "$LOCALDIR/random";
101	our $BDBDIR = "$LOCALDIR/db";	109	our $BDBDIR = "$LOCALDIR/db";
102	our $PIDFILE = "$LOCALDIR/pid";	110	our $PIDFILE = "$LOCALDIR/pid";
103	our $RUNTIMEFILE = "$LOCALDIR/runtime";	111	our $RUNTIMEFILE = "$LOCALDIR/runtime";
104		112
105	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;
106		120
107	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	121	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
108	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	122	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
109	our $NEXT_TICK;	123	our $NEXT_TICK;
110	our $USE_FSYNC = 1; # use fsync to write maps - default off	124	our $USE_FSYNC = 1; # use fsync to write maps - default on
111		125
112	our $BDB_DEADLOCK_WATCHER;	126	our $BDB_DEADLOCK_WATCHER;
113	our $BDB_CHECKPOINT_WATCHER;	127	our $BDB_CHECKPOINT_WATCHER;
114	our $BDB_TRICKLE_WATCHER;	128	our $BDB_TRICKLE_WATCHER;
115	our $DB_ENV;	129	our $DB_ENV;
116		130
		131	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		132
117	our %CFG;	133	our %CFG;
118		134
119	our $UPTIME; $UPTIME ||= time;	135	our $UPTIME; $UPTIME ||= time;
120	our $RUNTIME;	136	our $RUNTIME = 0;
		137	our $SERVER_TICK = 0;
121	our $NOW;	138	our $NOW;
122		139
123	our (%PLAYER, %PLAYER_LOADING); # all users	140	our (%PLAYER, %PLAYER_LOADING); # all users
124	our (%MAP, %MAP_LOADING ); # all maps	141	our (%MAP, %MAP_LOADING ); # all maps
125	our $LINK_MAP; # the special {link} map, which is always available	142	our $LINK_MAP; # the special {link} map, which is always available
…		…
132	our $JITTER; # average jitter	149	our $JITTER; # average jitter
133	our $TICK_START; # for load detecting purposes	150	our $TICK_START; # for load detecting purposes
134		151
135	our @POST_INIT;	152	our @POST_INIT;
136		153
137	our $REATTACH_ON_RELOAD; # ste to true to force object reattach on reload (slow)	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;
138		159
139	binmode STDOUT;	160	binmode STDOUT;
140	binmode STDERR;	161	binmode STDERR;
141		162
142	# read virtual server time, if available	163	# read virtual server time, if available
…		…
144	open my $fh, "<", $RUNTIMEFILE	165	open my $fh, "<", $RUNTIMEFILE
145	or die "unable to read $RUNTIMEFILE file: $!";	166	or die "unable to read $RUNTIMEFILE file: $!";
146	$RUNTIME = <$fh> + 0.;	167	$RUNTIME = <$fh> + 0.;
147	}	168	}
148		169
		170	eval "sub TICK() { $TICK } 1" or die;
		171
149	mkdir $_	172	mkdir $_
150	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	173	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
151		174
152	our $EMERGENCY_POSITION;	175	our $EMERGENCY_POSITION;
153		176
154	sub cf::map::normalise;	177	sub cf::map::normalise;
155		178
		179	sub in_main() {
		180	$Coro::current == $Coro::main
		181	}
		182
156	#############################################################################	183	#############################################################################
157		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
158	=head2 GLOBAL VARIABLES	196	=head2 GLOBAL VARIABLES
159		197
160	=over 4	198	=over 4
161		199
162	=item $cf::UPTIME	200	=item $cf::UPTIME
163		201
164	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.
165		218
166	=item $cf::RUNTIME	219	=item $cf::RUNTIME
167		220
168	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
169	every server tick.	222	every server tick.
…		…
175	Various directories - "/etc", read-only install directory, perl-library	228	Various directories - "/etc", read-only install directory, perl-library
176	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	229	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
177	unique-items directory, player file directory, random maps directory and	230	unique-items directory, player file directory, random maps directory and
178	database environment.	231	database environment.
179		232
180	=item $cf::NOW
181
182	The time of the last (current) server tick.
183
184	=item $cf::TICK
185
186	The interval between server ticks, in seconds.
187
188	=item $cf::LOADAVG	233	=item $cf::LOADAVG
189		234
190	The current CPU load on the server (alpha-smoothed), as a value between 0	235	The current CPU load on the server (alpha-smoothed), as a value between 0
191	(none) and 1 (overloaded), indicating how much time is spent on processing	236	(none) and 1 (overloaded), indicating how much time is spent on processing
192	objects per tick. Healthy values are < 0.5.	237	objects per tick. Healthy values are < 0.5.
…		…
201	from wherever your confdir points to.	246	from wherever your confdir points to.
202		247
203	=item cf::wait_for_tick, cf::wait_for_tick_begin	248	=item cf::wait_for_tick, cf::wait_for_tick_begin
204		249
205	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	250	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
206	returns directly I<after> the tick processing (and consequently, can only wake one process	251	returns directly I<after> the tick processing (and consequently, can only wake one thread
207	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	252	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
208		253
		254	Note that cf::Wait_for_tick will immediately return when the server is not
		255	ticking, making it suitable for small pauses in threads that need to run
		256	when the server is paused. If that is not applicable (i.e. you I<really>
		257	want to wait, use C<$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
209	=item @cf::INVOKE_RESULTS	271	=item @cf::INVOKE_RESULTS
210		272
211	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
212	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
213	that call.	275	that call.
214		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
215	=back	283	=back
216		284
217	=cut	285	=cut
218		286
219	BEGIN {	287	sub error(@) { LOG llevError, join "", @_ }
220	*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 {
221	my $msg = join "", @_;	294	my $msg = join "", @_;
222		295
223	$msg .= "\n"	296	$msg .= "\n"
224	unless $msg =~ /\n$/;	297	unless $msg =~ /\n$/;
225		298
226	$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;
227		300
228	LOG llevError, $msg;	301	LOG llevWarn, $msg;
229	};	302	};
230	}
231		303
232	$Coro::State::DIEHOOK = sub {	304	$Coro::State::DIEHOOK = sub {
233	return unless $^S eq 0; # "eq", not "=="	305	return unless $^S eq 0; # "eq", not "=="
234		306
235	if ($Coro::current == $Coro::main) {#d#	307	error Carp::longmess $_[0];
		308
		309	if (in_main) {#d#
236	warn "DIEHOOK called in main context, Coro bug?\n";#d#	310	error "DIEHOOK called in main context, Coro bug?\n";#d#
237	return;#d#	311	return;#d#
238	}#d#	312	}#d#
239		313
240	# kill coroutine otherwise	314	# kill coroutine otherwise
241	warn Carp::longmess $_[0];
242	Coro::terminate	315	Coro::terminate
243	};	316	};
244
245	$SIG{__DIE__} = sub { }; #d#?
246		317
247	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	318	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
248	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	319	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
249	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	320	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
250	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	321	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
264	)) {	335	)) {
265	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	336	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
266	}	337	}
267		338
268	$EV::DIED = sub {	339	$EV::DIED = sub {
269	warn "error in event callback: @_";	340	Carp::cluck "error in event callback: @_";
270	};	341	};
		342
		343	#############################################################################
		344
		345	sub fork_call(&@);
		346	sub get_slot($;$$);
271		347
272	#############################################################################	348	#############################################################################
273		349
274	=head2 UTILITY FUNCTIONS	350	=head2 UTILITY FUNCTIONS
275		351
…		…
296	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	372	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
297	$d	373	$d
298	} || "[unable to dump $_[0]: '$@']";	374	} || "[unable to dump $_[0]: '$@']";
299	}	375	}
300		376
		377	=item $scalar = cf::load_file $path
		378
		379	Loads the given file from path and returns its contents. Croaks on error
		380	and can block.
		381
		382	=cut
		383
		384	sub load_file($) {
		385	0 <= aio_load $_[0], my $data
		386	or Carp::croak "$_[0]: $!";
		387
		388	$data
		389	}
		390
		391	=item $success = cf::replace_file $path, $data, $sync
		392
		393	Atomically replaces the file at the given $path with new $data, and
		394	optionally $sync the data to disk before replacing the file.
		395
		396	=cut
		397
		398	sub replace_file($$;$) {
		399	my ($path, $data, $sync) = @_;
		400
		401	my $lock = cf::lock_acquire ("replace_file:$path");
		402
		403	my $fh = aio_open "$path~", Fcntl::O_WRONLY | Fcntl::O_CREAT | Fcntl::O_TRUNC, 0644
		404	or return;
		405
		406	$data = $data->() if ref $data;
		407
		408	length $data == aio_write $fh, 0, (length $data), $data, 0
		409	or return;
		410
		411	!$sync
		412	or !aio_fsync $fh
		413	or return;
		414
		415	aio_close $fh
		416	and return;
		417
		418	aio_rename "$path~", $path
		419	and return;
		420
		421	if ($sync) {
		422	$path =~ s%/[^/]*$%%;
		423	aio_pathsync $path;
		424	}
		425
		426	1
		427	}
		428
301	=item $ref = cf::decode_json $json	429	=item $ref = cf::decode_json $json
302		430
303	Converts a JSON string into the corresponding perl data structure.	431	Converts a JSON string into the corresponding perl data structure.
304		432
305	=item $json = cf::encode_json $ref	433	=item $json = cf::encode_json $ref
…		…
311	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	439	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
312		440
313	sub encode_json($) { $json_coder->encode ($_[0]) }	441	sub encode_json($) { $json_coder->encode ($_[0]) }
314	sub decode_json($) { $json_coder->decode ($_[0]) }	442	sub decode_json($) { $json_coder->decode ($_[0]) }
315		443
		444	=item $ref = cf::decode_storable $scalar
		445
		446	Same as Coro::Storable::thaw, so blocks.
		447
		448	=cut
		449
		450	BEGIN { *decode_storable = \&Coro::Storable::thaw }
		451
		452	=item $ref = cf::decode_yaml $scalar
		453
		454	Same as YAML::XS::Load, but doesn't leak, because it forks (and thus blocks).
		455
		456	=cut
		457
		458	sub decode_yaml($) {
		459	fork_call { YAML::XS::Load $_[0] } @_
		460	}
		461
		462	=item $scalar = cf::unlzf $scalar
		463
		464	Same as Compress::LZF::compress, but takes server ticks into account, so
		465	blocks.
		466
		467	=cut
		468
		469	sub unlzf($) {
		470	# we assume 100mb/s minimum decompression speed (noncompressible data on a ~2ghz machine)
		471	cf::get_slot +(length $_[0]) / 100_000_000, 0, "unlzf";
		472	Compress::LZF::decompress $_[0]
		473	}
		474
316	=item cf::post_init { BLOCK }	475	=item cf::post_init { BLOCK }
317		476
318	Execute the given codeblock, I<after> all extensions have been (re-)loaded,	477	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
319	but I<before> the server starts ticking again.	478	but I<before> the server starts ticking again.
320		479
321	The cdoeblock will have a single boolean argument to indicate whether this	480	The codeblock will have a single boolean argument to indicate whether this
322	is a reload or not.	481	is a reload or not.
323		482
324	=cut	483	=cut
325		484
326	sub post_init(&) {	485	sub post_init(&) {
327	push @POST_INIT, shift;	486	push @POST_INIT, shift;
		487	}
		488
		489	sub _post_init {
		490	trace "running post_init jobs";
		491
		492	# run them in parallel...
		493
		494	my @join;
		495
		496	while () {
		497	push @join, map &Coro::async ($_, 0), @POST_INIT;
		498	@POST_INIT = ();
		499
		500	@join or last;
		501
		502	(pop @join)->join;
		503	}
328	}	504	}
329		505
330	=item cf::lock_wait $string	506	=item cf::lock_wait $string
331		507
332	Wait until the given lock is available. See cf::lock_acquire.	508	Wait until the given lock is available. See cf::lock_acquire.
…		…
371	}	547	}
372		548
373	=item cf::periodic $interval, $cb	549	=item cf::periodic $interval, $cb
374		550
375	Like EV::periodic, but randomly selects a starting point so that the actions	551	Like EV::periodic, but randomly selects a starting point so that the actions
376	get spread over timer.	552	get spread over time.
377		553
378	=cut	554	=cut
379		555
380	sub periodic($$) {	556	sub periodic($$) {
381	my ($interval, $cb) = @_;	557	my ($interval, $cb) = @_;
…		…
385	EV::periodic $start, $interval, 0, $cb	561	EV::periodic $start, $interval, 0, $cb
386	}	562	}
387		563
388	=item cf::get_slot $time[, $priority[, $name]]	564	=item cf::get_slot $time[, $priority[, $name]]
389		565
390	Allocate $time seconds of blocking CPU time at priority C<$priority>:	566	Allocate $time seconds of blocking CPU time at priority C<$priority>
391	This call blocks and returns only when you have at least C<$time> seconds	567	(default: 0): This call blocks and returns only when you have at least
392	of cpu time till the next tick. The slot is only valid till the next cede.	568	C<$time> seconds of cpu time till the next tick. The slot is only valid
		569	till the next cede.
		570
		571	Background jobs should use a priority les than zero, interactive jobs
		572	should use 100 or more.
393		573
394	The optional C<$name> can be used to identify the job to run. It might be	574	The optional C<$name> can be used to identify the job to run. It might be
395	used for statistical purposes and should identify the same time-class.	575	used for statistical purposes and should identify the same time-class.
396		576
397	Useful for short background jobs.	577	Useful for short background jobs.
398		578
399	=cut	579	=cut
400		580
401	our @SLOT_QUEUE;	581	our @SLOT_QUEUE;
402	our $SLOT_QUEUE;	582	our $SLOT_QUEUE;
		583	our $SLOT_DECAY = 0.9;
403		584
404	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	585	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
405	$SLOT_QUEUE = Coro::async {	586	$SLOT_QUEUE = Coro::async {
406	$Coro::current->desc ("timeslot manager");	587	$Coro::current->desc ("timeslot manager");
407		588
408	my $signal = new Coro::Signal;	589	my $signal = new Coro::Signal;
		590	my $busy;
409		591
410	while () {	592	while () {
411	next_job:	593	next_job:
		594
412	my $avail = cf::till_tick;	595	my $avail = cf::till_tick;
413	if ($avail > 0.01) {	596
414	for (0 .. $#SLOT_QUEUE) {	597	for (0 .. $#SLOT_QUEUE) {
415	if ($SLOT_QUEUE[$_][0] < $avail) {	598	if ($SLOT_QUEUE[$_][0] <= $avail) {
		599	$busy = 0;
416	my $job = splice @SLOT_QUEUE, $_, 1, ();	600	my $job = splice @SLOT_QUEUE, $_, 1, ();
417	$job->[2]->send;	601	$job->[2]->send;
418	Coro::cede;	602	Coro::cede;
419	goto next_job;	603	goto next_job;
420	}	604	} else {
		605	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
421	}	606	}
422	}	607	}
423		608
424	if (@SLOT_QUEUE) {	609	if (@SLOT_QUEUE) {
425	# we do not use wait_for_tick() as it returns immediately when tick is inactive	610	# we do not use wait_for_tick() as it returns immediately when tick is inactive
426	push @cf::WAIT_FOR_TICK, $signal;	611	$WAIT_FOR_TICK->wait;
427	$signal->wait;
428	} else {	612	} else {
		613	$busy = 0;
429	Coro::schedule;	614	Coro::schedule;
430	}	615	}
431	}	616	}
432	};	617	};
433		618
434	sub get_slot($;$$) {	619	sub get_slot($;$$) {
435	return if tick_inhibit || $Coro::current == $Coro::main;	620	return if tick_inhibit || $Coro::current == $Coro::main;
436		621
437	my ($time, $pri, $name) = @_;	622	my ($time, $pri, $name) = @_;
438		623
439	$time = $TICK * .6 if $time > $TICK * .6;	624	$time = clamp $time, 0.01, $TICK * .6;
		625
440	my $sig = new Coro::Signal;	626	my $sig = new Coro::Signal;
441		627
442	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	628	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
443	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	629	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
444	$SLOT_QUEUE->ready;	630	$SLOT_QUEUE->ready;
…		…
470	=cut	656	=cut
471		657
472	sub sync_job(&) {	658	sub sync_job(&) {
473	my ($job) = @_;	659	my ($job) = @_;
474		660
475	if ($Coro::current == $Coro::main) {	661	if (in_main) {
476	my $time = EV::time;	662	my $time = AE::time;
477		663
478	# this is the main coro, too bad, we have to block	664	# this is the main coro, too bad, we have to block
479	# till the operation succeeds, freezing the server :/	665	# till the operation succeeds, freezing the server :/
480		666
481	LOG llevError, Carp::longmess "sync job";#d#	667	#LOG llevError, Carp::longmess "sync job";#d#
482		668
483	my $freeze_guard = freeze_mainloop;	669	my $freeze_guard = freeze_mainloop;
484		670
485	my $busy = 1;	671	my $busy = 1;
486	my @res;	672	my @res;
487		673
488	(async {	674	(async {
489	$Coro::current->desc ("sync job coro");	675	$Coro::current->desc ("sync job coro");
490	@res = eval { $job->() };	676	@res = eval { $job->() };
491	warn $@ if $@;	677	error $@ if $@;
492	undef $busy;	678	undef $busy;
493	})->prio (Coro::PRIO_MAX);	679	})->prio (Coro::PRIO_MAX);
494		680
495	while ($busy) {	681	while ($busy) {
496	if (Coro::nready) {	682	if (Coro::nready) {
…		…
498	} else {	684	} else {
499	EV::loop EV::LOOP_ONESHOT;	685	EV::loop EV::LOOP_ONESHOT;
500	}	686	}
501	}	687	}
502		688
503	my $time = EV::time - $time;	689	my $time = AE::time - $time;
504		690
505	$TICK_START += $time; # do not account sync jobs to server load	691	$TICK_START += $time; # do not account sync jobs to server load
506		692
507	wantarray ? @res : $res[0]	693	wantarray ? @res : $res[0]
508	} else {	694	} else {
…		…
530	$EXT_CORO{$coro+0} = $coro;	716	$EXT_CORO{$coro+0} = $coro;
531		717
532	$coro	718	$coro
533	}	719	}
534		720
535	=item fork_call { }, $args	721	=item fork_call { }, @args
536		722
537	Executes the given code block with the given arguments in a seperate	723	Executes the given code block with the given arguments in a seperate
538	process, returning the results. Everything must be serialisable with	724	process, returning the results. Everything must be serialisable with
539	Coro::Storable. May, of course, block. Note that the executed sub may	725	Coro::Storable. May, of course, block. Note that the executed sub may
540	never block itself or use any form of event handling.	726	never block itself or use any form of event handling.
541		727
542	=cut	728	=cut
543		729
		730	sub post_fork {
		731	reset_signals;
		732	}
		733
544	sub fork_call(&@) {	734	sub fork_call(&@) {
545	my ($cb, @args) = @_;	735	my ($cb, @args) = @_;
546		736
547	# we seemingly have to make a local copy of the whole thing,	737	# we seemingly have to make a local copy of the whole thing,
548	# otherwise perl prematurely frees the stuff :/	738	# otherwise perl prematurely frees the stuff :/
549	# TODO: investigate and fix (likely this will be rather laborious)	739	# TODO: investigate and fix (likely this will be rather laborious)
550		740
551	my @res = Coro::Util::fork_eval {	741	my @res = Coro::Util::fork_eval {
552	reset_signals;	742	cf::post_fork;
553	&$cb	743	&$cb
554	}, @args;	744	} @args;
555		745
556	wantarray ? @res : $res[-1]	746	wantarray ? @res : $res[-1]
		747	}
		748
		749	sub objinfo {
		750	(
		751	"counter value" => cf::object::object_count,
		752	"objects created" => cf::object::create_count,
		753	"objects destroyed" => cf::object::destroy_count,
		754	"freelist size" => cf::object::free_count,
		755	"allocated objects" => cf::object::objects_size,
		756	"active objects" => cf::object::actives_size,
		757	)
557	}	758	}
558		759
559	=item $coin = coin_from_name $name	760	=item $coin = coin_from_name $name
560		761
561	=cut	762	=cut
…		…
598	within each server.	799	within each server.
599		800
600	=cut	801	=cut
601		802
602	sub db_table($) {	803	sub db_table($) {
		804	cf::error "db_get called from main context"
		805	if $Coro::current == $Coro::main;
		806
603	my ($name) = @_;	807	my ($name) = @_;
604	my $db = BDB::db_create $DB_ENV;	808	my $db = BDB::db_create $DB_ENV;
605		809
606	eval {	810	eval {
607	$db->set_flags (BDB::CHKSUM);	811	$db->set_flags (BDB::CHKSUM);
…		…
617	}	821	}
618		822
619	our $DB;	823	our $DB;
620		824
621	sub db_init {	825	sub db_init {
622	cf::sync_job {
623	$DB ||= db_table "db";	826	$DB ||= db_table "db";
624	};
625	}	827	}
626		828
627	sub db_get($$) {	829	sub db_get($$) {
628	my $key = "$_[0]/$_[1]";	830	my $key = "$_[0]/$_[1]";
629		831
630	cf::sync_job {	832	cf::error "db_get called from main context"
		833	if $Coro::current == $Coro::main;
		834
631	BDB::db_get $DB, undef, $key, my $data;	835	BDB::db_get $DB, undef, $key, my $data;
632		836
633	$! ? ()	837	$! ? ()
634	: $data	838	: $data
635	}
636	}	839	}
637		840
638	sub db_put($$$) {	841	sub db_put($$$) {
639	BDB::dbreq_pri 4;	842	BDB::dbreq_pri 4;
640	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	843	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
668		871
669	my @data;	872	my @data;
670	my $md5;	873	my $md5;
671		874
672	for (0 .. $#$src) {	875	for (0 .. $#$src) {
673	0 <= aio_load $src->[$_], $data[$_]	876	$data[$_] = load_file $src->[$_];
674	or Carp::croak "$src->[$_]: $!";
675	}	877	}
676		878
677	# if processing is expensive, check	879	# if processing is expensive, check
678	# checksum first	880	# checksum first
679	if (1) {	881	if (1) {
…		…
696		898
697	my $t1 = Time::HiRes::time;	899	my $t1 = Time::HiRes::time;
698	my $data = $process->(\@data);	900	my $data = $process->(\@data);
699	my $t2 = Time::HiRes::time;	901	my $t2 = Time::HiRes::time;
700		902
701	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	903	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
702		904
703	db_put cache => "$id/data", $data;	905	db_put cache => "$id/data", $data;
704	db_put cache => "$id/md5" , $md5;	906	db_put cache => "$id/md5" , $md5;
705	db_put cache => "$id/meta", $meta;	907	db_put cache => "$id/meta", $meta;
706		908
…		…
716		918
717	=cut	919	=cut
718		920
719	sub datalog($@) {	921	sub datalog($@) {
720	my ($type, %kv) = @_;	922	my ($type, %kv) = @_;
721	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	923	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
722	}	924	}
723		925
724	=back	926	=back
725		927
726	=cut	928	=cut
…		…
921		1123
922	} elsif (exists $cb_id{$type}) {	1124	} elsif (exists $cb_id{$type}) {
923	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1125	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
924		1126
925	} elsif (ref $type) {	1127	} elsif (ref $type) {
926	warn "attaching objects not supported, ignoring.\n";	1128	error "attaching objects not supported, ignoring.\n";
927		1129
928	} else {	1130	} else {
929	shift @arg;	1131	shift @arg;
930	warn "attach argument '$type' not supported, ignoring.\n";	1132	error "attach argument '$type' not supported, ignoring.\n";
931	}	1133	}
932	}	1134	}
933	}	1135	}
934		1136
935	sub _object_attach {	1137	sub _object_attach {
…		…
945	_attach $registry, $klass, @attach;	1147	_attach $registry, $klass, @attach;
946	}	1148	}
947		1149
948	$obj->{$name} = \%arg;	1150	$obj->{$name} = \%arg;
949	} else {	1151	} else {
950	warn "object uses attachment '$name' which is not available, postponing.\n";	1152	info "object uses attachment '$name' which is not available, postponing.\n";
951	}	1153	}
952		1154
953	$obj->{_attachment}{$name} = undef;	1155	$obj->{_attachment}{$name} = undef;
954	}	1156	}
955		1157
…		…
1014		1216
1015	for (@$callbacks) {	1217	for (@$callbacks) {
1016	eval { &{$_->[1]} };	1218	eval { &{$_->[1]} };
1017		1219
1018	if ($@) {	1220	if ($@) {
1019	warn "$@";
1020	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1221	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
1021	override;	1222	override;
1022	}	1223	}
1023		1224
1024	return 1 if $override;	1225	return 1 if $override;
1025	}	1226	}
…		…
1104	for (@$attach) {	1305	for (@$attach) {
1105	my ($klass, @attach) = @$_;	1306	my ($klass, @attach) = @$_;
1106	_attach $registry, $klass, @attach;	1307	_attach $registry, $klass, @attach;
1107	}	1308	}
1108	} else {	1309	} else {
1109	warn "object uses attachment '$name' that is not available, postponing.\n";	1310	info "object uses attachment '$name' that is not available, postponing.\n";
1110	}	1311	}
1111	}	1312	}
1112	}	1313	}
1113		1314
1114	cf::attachable->attach (	1315	cf::attachable->attach (
…		…
1141	my ($filename, $rdata, $objs) = @_;	1342	my ($filename, $rdata, $objs) = @_;
1142		1343
1143	sync_job {	1344	sync_job {
1144	if (length $$rdata) {	1345	if (length $$rdata) {
1145	utf8::decode (my $decname = $filename);	1346	utf8::decode (my $decname = $filename);
1146	warn sprintf "saving %s (%d,%d)\n",	1347	trace sprintf "saving %s (%d,%d)\n",
1147	$decname, length $$rdata, scalar @$objs;	1348	$decname, length $$rdata, scalar @$objs
		1349	if $VERBOSE_IO;
1148		1350
1149	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1351	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1150	aio_chmod $fh, SAVE_MODE;	1352	aio_chmod $fh, SAVE_MODE;
1151	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1353	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1152	aio_fsync $fh if $cf::USE_FSYNC;	1354	if ($cf::USE_FSYNC) {
		1355	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;
		1356	aio_fsync $fh;
		1357	}
1153	aio_close $fh;	1358	aio_close $fh;
1154		1359
1155	if (@$objs) {	1360	if (@$objs) {
1156	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1361	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1157	aio_chmod $fh, SAVE_MODE;	1362	aio_chmod $fh, SAVE_MODE;
1158	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1363	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1159	aio_write $fh, 0, (length $data), $data, 0;	1364	aio_write $fh, 0, (length $data), $data, 0;
1160	aio_fsync $fh if $cf::USE_FSYNC;	1365	if ($cf::USE_FSYNC) {
		1366	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;
		1367	aio_fsync $fh;
		1368	}
1161	aio_close $fh;	1369	aio_close $fh;
1162	aio_rename "$filename.pst~", "$filename.pst";	1370	aio_rename "$filename.pst~", "$filename.pst";
1163	}	1371	}
1164	} else {	1372	} else {
1165	aio_unlink "$filename.pst";	1373	aio_unlink "$filename.pst";
…		…
1168	aio_rename "$filename~", $filename;	1376	aio_rename "$filename~", $filename;
1169		1377
1170	$filename =~ s%/[^/]+$%%;	1378	$filename =~ s%/[^/]+$%%;
1171	aio_pathsync $filename if $cf::USE_FSYNC;	1379	aio_pathsync $filename if $cf::USE_FSYNC;
1172	} else {	1380	} else {
1173	warn "unable to save objects: $filename~: $!\n";	1381	error "unable to save objects: $filename~: $!\n";
1174	}	1382	}
1175	} else {	1383	} else {
1176	aio_unlink $filename;	1384	aio_unlink $filename;
1177	aio_unlink "$filename.pst";	1385	aio_unlink "$filename.pst";
1178	}	1386	}
…		…
1202	my $st = eval { Coro::Storable::thaw $av };	1410	my $st = eval { Coro::Storable::thaw $av };
1203	$av = $st->{objs};	1411	$av = $st->{objs};
1204	}	1412	}
1205		1413
1206	utf8::decode (my $decname = $filename);	1414	utf8::decode (my $decname = $filename);
1207	warn sprintf "loading %s (%d,%d)\n",	1415	trace sprintf "loading %s (%d,%d)\n",
1208	$decname, length $data, scalar @{$av || []};	1416	$decname, length $data, scalar @{$av || []}
		1417	if $VERBOSE_IO;
1209		1418
1210	($data, $av)	1419	($data, $av)
1211	}	1420	}
1212		1421
1213	=head2 COMMAND CALLBACKS	1422	=head2 COMMAND CALLBACKS
…		…
1272	}	1481	}
1273		1482
1274	use File::Glob ();	1483	use File::Glob ();
1275		1484
1276	cf::player->attach (	1485	cf::player->attach (
1277	on_command => sub {	1486	on_unknown_command => sub {
1278	my ($pl, $name, $params) = @_;	1487	my ($pl, $name, $params) = @_;
1279		1488
1280	my $cb = $COMMAND{$name}	1489	my $cb = $COMMAND{$name}
1281	or return;	1490	or return;
1282		1491
…		…
1290	my ($pl, $buf) = @_;	1499	my ($pl, $buf) = @_;
1291		1500
1292	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1501	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1293		1502
1294	if (ref $msg) {	1503	if (ref $msg) {
1295	my ($type, $reply, @payload) =	1504	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
1296	"ARRAY" eq ref $msg
1297	? @$msg
1298	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1299		1505
1300	my @reply;	1506	my @reply;
1301		1507
1302	if (my $cb = $EXTCMD{$type}) {	1508	if (my $cb = $EXTCMD{$type}) {
1303	@reply = $cb->($pl, @payload);	1509	@reply = $cb->($pl, @payload);
…		…
1305		1511
1306	$pl->ext_reply ($reply, @reply)	1512	$pl->ext_reply ($reply, @reply)
1307	if $reply;	1513	if $reply;
1308		1514
1309	} else {	1515	} else {
1310	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1516	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1311	}	1517	}
1312		1518
1313	cf::override;	1519	cf::override;
1314	},	1520	},
1315	);	1521	);
1316		1522
1317	# "readahead" all extensions	1523	# "readahead" all extensions
1318	sub cache_extensions {	1524	sub cache_extensions {
1319	my $grp = IO::AIO::aio_group;	1525	my $grp = IO::AIO::aio_group;
1320		1526
1321	add $grp IO::AIO::aio_readdir $LIBDIR, sub {	1527	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
1322	for (grep /\.ext$/, @{$_[0]}) {	1528	for (grep /\.ext$/, @{$_[0]}) {
1323	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;	1529	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
1324	}	1530	}
1325	};	1531	};
1326		1532
1327	$grp	1533	$grp
1328	}	1534	}
1329		1535
1330	sub load_extensions {	1536	sub load_extensions {
		1537	info "loading extensions...";
		1538
1331	cf::sync_job {	1539	cf::sync_job {
1332	my %todo;	1540	my %todo;
1333		1541
1334	for my $path (<$LIBDIR/*.ext>) {	1542	for my $path (<$LIBDIR/*.ext>) {
1335	next unless -r $path;	1543	next unless -r $path;
…		…
1353		1561
1354	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1562	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1355	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1563	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1356		1564
1357	$ext{source} =	1565	$ext{source} =
1358	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"	1566	"package $pkg; use common::sense;\n"
1359	. "#line 1 \"$path\"\n{\n"	1567	. "#line 1 \"$path\"\n{\n"
1360	. $source	1568	. $source
1361	. "\n};\n1";	1569	. "\n};\n1";
1362		1570
1363	$todo{$base} = \%ext;	1571	$todo{$base} = \%ext;
1364	}	1572	}
1365		1573
		1574	my $pass = 0;
1366	my %done;	1575	my %done;
1367	while (%todo) {	1576	while (%todo) {
1368	my $progress;	1577	my $progress;
1369		1578
		1579	++$pass;
		1580
		1581	ext:
1370	while (my ($k, $v) = each %todo) {	1582	while (my ($k, $v) = each %todo) {
1371	for (split /,\s*/, $v->{meta}{depends}) {	1583	for (split /,\s*/, $v->{meta}{depends}) {
1372	goto skip	1584	next ext
1373	unless exists $done{$_};	1585	unless exists $done{$_};
1374	}	1586	}
1375		1587
1376	warn "... loading '$k' into '$v->{pkg}'\n";	1588	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1377		1589
1378	unless (eval $v->{source}) {	1590	my $active = eval $v->{source};
		1591
		1592	if (length $@) {
1379	my $msg = $@ ? "$v->{path}: $@\n"	1593	error "$v->{path}: $@\n";
1380	: "$v->{base}: extension inactive.\n";
1381		1594
1382	if (exists $v->{meta}{mandatory}) {
1383	warn $msg;
1384	cf::cleanup "mandatory extension failed to load, exiting.";	1595	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1385	}	1596	if exists $v->{meta}{mandatory};
1386		1597
1387	warn $msg;	1598	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
		1599	delete $todo{$k};
		1600	} else {
		1601	$done{$k} = delete $todo{$k};
		1602	push @EXTS, $v->{pkg};
		1603	$progress = 1;
		1604
		1605	info "$v->{base}: extension inactive.\n"
		1606	unless $active;
1388	}	1607	}
1389
1390	$done{$k} = delete $todo{$k};
1391	push @EXTS, $v->{pkg};
1392	$progress = 1;
1393	}	1608	}
1394		1609
1395	skip:	1610	unless ($progress) {
1396	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1611	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1397	unless $progress;	1612
		1613	while (my ($k, $v) = each %todo) {
		1614	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1615	if exists $v->{meta}{mandatory};
		1616	}
		1617
		1618	last;
		1619	}
1398	}	1620	}
1399	};	1621	};
1400	}	1622	}
1401		1623
1402	#############################################################################	1624	#############################################################################
…		…
1486	$cf::PLAYER{$login} = $pl	1708	$cf::PLAYER{$login} = $pl
1487	}	1709	}
1488	}	1710	}
1489	}	1711	}
1490		1712
		1713	cf::player->attach (
		1714	on_load => sub {
		1715	my ($pl, $path) = @_;
		1716
		1717	# restore slots saved in save, below
		1718	my $slots = delete $pl->{_slots};
		1719
		1720	$pl->ob->current_weapon ($slots->[0]);
		1721	$pl->combat_ob ($slots->[1]);
		1722	$pl->ranged_ob ($slots->[2]);
		1723	},
		1724	);
		1725
1491	sub save($) {	1726	sub save($) {
1492	my ($pl) = @_;	1727	my ($pl) = @_;
1493		1728
1494	return if $pl->{deny_save};	1729	return if $pl->{deny_save};
1495		1730
…		…
1500		1735
1501	aio_mkdir playerdir $pl, 0770;	1736	aio_mkdir playerdir $pl, 0770;
1502	$pl->{last_save} = $cf::RUNTIME;	1737	$pl->{last_save} = $cf::RUNTIME;
1503		1738
1504	cf::get_slot 0.01;	1739	cf::get_slot 0.01;
		1740
		1741	# save slots, to be restored later
		1742	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1505		1743
1506	$pl->save_pl ($path);	1744	$pl->save_pl ($path);
1507	cf::cede_to_tick;	1745	cf::cede_to_tick;
1508	}	1746	}
1509		1747
…		…
1543	my $name = $pl->ob->name;	1781	my $name = $pl->ob->name;
1544		1782
1545	$pl->{deny_save} = 1;	1783	$pl->{deny_save} = 1;
1546	$pl->password ("*"); # this should lock out the player until we have nuked the dir	1784	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1547		1785
1548	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1786	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1549	$pl->deactivate;	1787	$pl->deactivate;
		1788
1550	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;	1789	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1551	$pl->ob->check_score;
1552	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1790	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1791	ext::highscore::check ($pl->ob);
		1792
1553	$pl->ns->destroy if $pl->ns;	1793	$pl->ns->destroy if $pl->ns;
1554		1794
1555	my $path = playerdir $pl;	1795	my $path = playerdir $pl;
1556	my $temp = "$path~$cf::RUNTIME~deleting~";	1796	my $temp = "$path~$cf::RUNTIME~deleting~";
1557	aio_rename $path, $temp;	1797	aio_rename $path, $temp;
…		…
1611	\@logins	1851	\@logins
1612	}	1852	}
1613		1853
1614	=item $player->maps	1854	=item $player->maps
1615		1855
		1856	=item cf::player::maps $login
		1857
1616	Returns an arrayref of map paths that are private for this	1858	Returns an arrayref of map paths that are private for this
1617	player. May block.	1859	player. May block.
1618		1860
1619	=cut	1861	=cut
1620		1862
…		…
1682	=cut	1924	=cut
1683		1925
1684	sub find_by_path($) {	1926	sub find_by_path($) {
1685	my ($path) = @_;	1927	my ($path) = @_;
1686		1928
		1929	$path =~ s/^~[^\/]*//; # skip ~login
		1930
1687	my ($match, $specificity);	1931	my ($match, $specificity);
1688		1932
1689	for my $region (list) {	1933	for my $region (list) {
1690	if ($region->{match} && $path =~ $region->{match}) {	1934	if ($region->{match} && $path =~ $region->{match}) {
1691	($match, $specificity) = ($region, $region->specificity)	1935	($match, $specificity) = ($region, $region->specificity)
…		…
1719	sub generate_random_map {	1963	sub generate_random_map {
1720	my ($self, $rmp) = @_;	1964	my ($self, $rmp) = @_;
1721		1965
1722	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM	1966	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
1723		1967
1724	# mit "rum" bekleckern, nicht
1725	$self->_create_random_map (	1968	$self->_create_random_map ($rmp);
1726	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1727	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1728	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1729	$rmp->{exit_on_final_map},
1730	$rmp->{xsize}, $rmp->{ysize},
1731	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1732	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1733	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1734	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1735	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1736	(cf::region::find $rmp->{region}), $rmp->{custom}
1737	)
1738	}	1969	}
1739		1970
1740	=item cf::map->register ($regex, $prio)	1971	=item cf::map->register ($regex, $prio)
1741		1972
1742	Register a handler for the map path matching the given regex at the	1973	Register a handler for the map path matching the given regex at the
…		…
1747		1978
1748	sub register {	1979	sub register {
1749	my (undef, $regex, $prio) = @_;	1980	my (undef, $regex, $prio) = @_;
1750	my $pkg = caller;	1981	my $pkg = caller;
1751		1982
1752	no strict;
1753	push @{"$pkg\::ISA"}, __PACKAGE__;	1983	push @{"$pkg\::ISA"}, __PACKAGE__;
1754		1984
1755	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1985	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1756	}	1986	}
1757		1987
1758	# also paths starting with '/'	1988	# also paths starting with '/'
1759	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1989	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1760		1990
1761	sub thawer_merge {	1991	sub thawer_merge {
1762	my ($self, $merge) = @_;	1992	my ($self, $merge) = @_;
1763		1993
1764	# we have to keep some variables in memory intact	1994	# we have to keep some variables in memory intact
…		…
1769	}	1999	}
1770		2000
1771	sub normalise {	2001	sub normalise {
1772	my ($path, $base) = @_;	2002	my ($path, $base) = @_;
1773		2003
1774	$path = "$path"; # make sure its a string	2004	$path = "$path"; # make sure it's a string
1775		2005
1776	$path =~ s/\.map$//;	2006	$path =~ s/\.map$//;
1777		2007
1778	# map plan:	2008	# map plan:
1779	#	2009	#
…		…
1794	$base =~ s{[^/]+/?$}{};	2024	$base =~ s{[^/]+/?$}{};
1795	$path = "$base/$path";	2025	$path = "$base/$path";
1796	}	2026	}
1797		2027
1798	for ($path) {	2028	for ($path) {
1799	redo if s{//}{/};
1800	redo if s{/\.?/}{/};	2029	redo if s{/\.?/}{/};
1801	redo if s{/[^/]+/\.\./}{/};	2030	redo if s{/[^/]+/\.\./}{/};
1802	}	2031	}
1803		2032
1804	$path	2033	$path
…		…
1818	$self->init; # pass $1 etc.	2047	$self->init; # pass $1 etc.
1819	return $self;	2048	return $self;
1820	}	2049	}
1821	}	2050	}
1822		2051
1823	Carp::cluck "unable to resolve path '$path' (base '$base').";	2052	Carp::cluck "unable to resolve path '$path' (base '$base')";
1824	()	2053	()
1825	}	2054	}
1826		2055
		2056	# may re-bless or do other evil things
1827	sub init {	2057	sub init {
1828	my ($self) = @_;	2058	my ($self) = @_;
1829		2059
1830	$self	2060	$self
1831	}	2061	}
…		…
1896	$self->{load_path} = $path;	2126	$self->{load_path} = $path;
1897		2127
1898	1	2128	1
1899	}	2129	}
1900		2130
		2131	# used to laod the header of an original map
1901	sub load_header_orig {	2132	sub load_header_orig {
1902	my ($self) = @_;	2133	my ($self) = @_;
1903		2134
1904	$self->load_header_from ($self->load_path)	2135	$self->load_header_from ($self->load_path)
1905	}	2136	}
1906		2137
		2138	# used to laod the header of an instantiated map
1907	sub load_header_temp {	2139	sub load_header_temp {
1908	my ($self) = @_;	2140	my ($self) = @_;
1909		2141
1910	$self->load_header_from ($self->save_path)	2142	$self->load_header_from ($self->save_path)
1911	}	2143	}
1912		2144
		2145	# called after loading the header from an instantiated map
1913	sub prepare_temp {	2146	sub prepare_temp {
1914	my ($self) = @_;	2147	my ($self) = @_;
1915		2148
1916	$self->last_access ((delete $self->{last_access})	2149	$self->last_access ((delete $self->{last_access})
1917	|| $cf::RUNTIME); #d#	2150	|| $cf::RUNTIME); #d#
1918	# safety	2151	# safety
1919	$self->{instantiate_time} = $cf::RUNTIME	2152	$self->{instantiate_time} = $cf::RUNTIME
1920	if $self->{instantiate_time} > $cf::RUNTIME;	2153	if $self->{instantiate_time} > $cf::RUNTIME;
1921	}	2154	}
1922		2155
		2156	# called after loading the header from an original map
1923	sub prepare_orig {	2157	sub prepare_orig {
1924	my ($self) = @_;	2158	my ($self) = @_;
1925		2159
1926	$self->{load_original} = 1;	2160	$self->{load_original} = 1;
1927	$self->{instantiate_time} = $cf::RUNTIME;	2161	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1951		2185
1952	sub find;	2186	sub find;
1953	sub find {	2187	sub find {
1954	my ($path, $origin) = @_;	2188	my ($path, $origin) = @_;
1955		2189
		2190	cf::cede_to_tick;
		2191
1956	$path = normalise $path, $origin && $origin->path;	2192	$path = normalise $path, $origin;
1957		2193
1958	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove	2194	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1959	my $guard2 = cf::lock_acquire "map_find:$path";	2195	my $guard2 = cf::lock_acquire "map_find:$path";
1960		2196
1961	$cf::MAP{$path} || do {	2197	$cf::MAP{$path} || do {
…		…
1978		2214
1979	$cf::MAP{$path} = $map	2215	$cf::MAP{$path} = $map
1980	}	2216	}
1981	}	2217	}
1982		2218
1983	sub pre_load { }	2219	sub pre_load { }
1984	sub post_load { }	2220	#sub post_load { } # XS
1985		2221
1986	sub load {	2222	sub load {
1987	my ($self) = @_;	2223	my ($self) = @_;
1988		2224
1989	local $self->{deny_reset} = 1; # loading can take a long time	2225	local $self->{deny_reset} = 1; # loading can take a long time
…		…
1992		2228
1993	{	2229	{
1994	my $guard = cf::lock_acquire "map_data:$path";	2230	my $guard = cf::lock_acquire "map_data:$path";
1995		2231
1996	return unless $self->valid;	2232	return unless $self->valid;
1997	return unless $self->in_memory == cf::MAP_SWAPPED;	2233	return unless $self->state == cf::MAP_SWAPPED;
1998
1999	$self->in_memory (cf::MAP_LOADING);
2000		2234
2001	$self->alloc;	2235	$self->alloc;
2002		2236
2003	$self->pre_load;	2237	$self->pre_load;
2004	cf::cede_to_tick;	2238	cf::cede_to_tick;
2005		2239
		2240	if (exists $self->{load_path}) {
2006	my $f = new_from_file cf::object::thawer $self->{load_path};	2241	my $f = new_from_file cf::object::thawer $self->{load_path};
2007	$f->skip_block;	2242	$f->skip_block;
2008	$self->_load_objects ($f)	2243	$self->_load_objects ($f)
2009	or return;	2244	or return;
2010		2245
2011	$self->post_load_original	2246	$self->post_load_original
2012	if delete $self->{load_original};	2247	if delete $self->{load_original};
2013		2248
2014	if (my $uniq = $self->uniq_path) {	2249	if (my $uniq = $self->uniq_path) {
2015	utf8::encode $uniq;	2250	utf8::encode $uniq;
2016	unless (aio_stat $uniq) {	2251	unless (aio_stat $uniq) {
2017	if (my $f = new_from_file cf::object::thawer $uniq) {	2252	if (my $f = new_from_file cf::object::thawer $uniq) {
2018	$self->clear_unique_items;	2253	$self->clear_unique_items;
2019	$self->_load_objects ($f);	2254	$self->_load_objects ($f);
2020	$f->resolve_delayed_derefs;	2255	$f->resolve_delayed_derefs;
		2256	}
2021	}	2257	}
2022	}	2258	}
2023	}
2024		2259
2025	$f->resolve_delayed_derefs;	2260	$f->resolve_delayed_derefs;
		2261	} else {
		2262	$self->post_load_original
		2263	if delete $self->{load_original};
		2264	}
		2265
		2266	$self->state (cf::MAP_INACTIVE);
2026		2267
2027	cf::cede_to_tick;	2268	cf::cede_to_tick;
2028	# now do the right thing for maps	2269	# now do the right thing for maps
2029	$self->link_multipart_objects;	2270	$self->link_multipart_objects;
2030	$self->difficulty ($self->estimate_difficulty)	2271	$self->difficulty ($self->estimate_difficulty)
…		…
2034	unless ($self->{deny_activate}) {	2275	unless ($self->{deny_activate}) {
2035	$self->decay_objects;	2276	$self->decay_objects;
2036	$self->fix_auto_apply;	2277	$self->fix_auto_apply;
2037	$self->update_buttons;	2278	$self->update_buttons;
2038	cf::cede_to_tick;	2279	cf::cede_to_tick;
2039	$self->activate;	2280	#$self->activate; # no longer activate maps automatically
2040	}	2281	}
2041		2282
2042	$self->{last_save} = $cf::RUNTIME;	2283	$self->{last_save} = $cf::RUNTIME;
2043	$self->last_access ($cf::RUNTIME);	2284	$self->last_access ($cf::RUNTIME);
2044
2045	$self->in_memory (cf::MAP_ACTIVE);
2046	}	2285	}
2047		2286
2048	$self->post_load;	2287	$self->post_load;
2049	}
2050		2288
		2289	1
		2290	}
		2291
		2292	# customize the map for a given player, i.e.
		2293	# return the _real_ map. used by e.g. per-player
		2294	# maps to change the path to ~playername/mappath
2051	sub customise_for {	2295	sub customise_for {
2052	my ($self, $ob) = @_;	2296	my ($self, $ob) = @_;
2053		2297
2054	return find "~" . $ob->name . "/" . $self->{path}	2298	return find "~" . $ob->name . "/" . $self->{path}
2055	if $self->per_player;	2299	if $self->per_player;
…		…
2058	# if $self->per_party;	2302	# if $self->per_party;
2059		2303
2060	$self	2304	$self
2061	}	2305	}
2062		2306
2063	# find and load all maps in the 3x3 area around a map
2064	sub load_neighbours {
2065	my ($map) = @_;
2066
2067	my @neigh; # diagonal neighbours
2068
2069	for (0 .. 3) {
2070	my $neigh = $map->tile_path ($_)
2071	or next;
2072	$neigh = find $neigh, $map
2073	or next;
2074	$neigh->load;
2075
2076	push @neigh,
2077	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2078	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2079	}
2080
2081	for (grep defined $_->[0], @neigh) {
2082	my ($path, $origin) = @$_;
2083	my $neigh = find $path, $origin
2084	or next;
2085	$neigh->load;
2086	}
2087	}
2088
2089	sub find_sync {	2307	sub find_sync {
2090	my ($path, $origin) = @_;	2308	my ($path, $origin) = @_;
2091		2309
2092	cf::sync_job { find $path, $origin }	2310	# it's a bug to call this from the main context
		2311	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2312	if $Coro::current == $Coro::main;
		2313
		2314	find $path, $origin
2093	}	2315	}
2094		2316
2095	sub do_load_sync {	2317	sub do_load_sync {
2096	my ($map) = @_;	2318	my ($map) = @_;
2097		2319
		2320	# it's a bug to call this from the main context
2098	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2321	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2099	if $Coro::current == $Coro::main;	2322	if $Coro::current == $Coro::main;
2100		2323
2101	cf::sync_job { $map->load };	2324	$map->load;
2102	}	2325	}
2103		2326
2104	our %MAP_PREFETCH;	2327	our %MAP_PREFETCH;
2105	our $MAP_PREFETCHER = undef;	2328	our $MAP_PREFETCHER = undef;
2106		2329
2107	sub find_async {	2330	sub find_async {
2108	my ($path, $origin, $load) = @_;	2331	my ($path, $origin, $load) = @_;
2109		2332
2110	$path = normalise $path, $origin && $origin->{path};	2333	$path = normalise $path, $origin;
2111		2334
2112	if (my $map = $cf::MAP{$path}) {	2335	if (my $map = $cf::MAP{$path}) {
2113	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;	2336	return $map if !$load || $map->linkable;
2114	}	2337	}
2115		2338
2116	$MAP_PREFETCH{$path} |= $load;	2339	$MAP_PREFETCH{$path} |= $load;
2117		2340
2118	$MAP_PREFETCHER ||= cf::async {	2341	$MAP_PREFETCHER ||= cf::async {
…		…
2132	$MAP_PREFETCHER->prio (6);	2355	$MAP_PREFETCHER->prio (6);
2133		2356
2134	()	2357	()
2135	}	2358	}
2136		2359
		2360	# common code, used by both ->save and ->swapout
2137	sub save {	2361	sub _save {
2138	my ($self) = @_;	2362	my ($self) = @_;
2139
2140	my $lock = cf::lock_acquire "map_data:$self->{path}";
2141		2363
2142	$self->{last_save} = $cf::RUNTIME;	2364	$self->{last_save} = $cf::RUNTIME;
2143		2365
2144	return unless $self->dirty;	2366	return unless $self->dirty;
2145		2367
…		…
2165	} else {	2387	} else {
2166	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2388	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2167	}	2389	}
2168	}	2390	}
2169		2391
		2392	sub save {
		2393	my ($self) = @_;
		2394
		2395	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2396
		2397	$self->_save;
		2398	}
		2399
2170	sub swap_out {	2400	sub swap_out {
2171	my ($self) = @_;	2401	my ($self) = @_;
2172		2402
2173	# save first because save cedes
2174	$self->save;
2175
2176	my $lock = cf::lock_acquire "map_data:$self->{path}";	2403	my $lock = cf::lock_acquire "map_data:$self->{path}";
2177		2404
		2405	return if !$self->linkable;
		2406	return if $self->{deny_save};
2178	return if $self->players;	2407	return if $self->players;
2179	return if $self->in_memory != cf::MAP_ACTIVE;	2408
		2409	# first deactivate the map and "unlink" it from the core
		2410	$self->deactivate;
		2411	$_->clear_links_to ($self) for values %cf::MAP;
		2412	$self->state (cf::MAP_SWAPPED);
		2413
		2414	# then atomically save
		2415	$self->_save;
		2416
		2417	# then free the map
		2418	$self->clear;
		2419	}
		2420
		2421	sub reset_at {
		2422	my ($self) = @_;
		2423
		2424	# TODO: safety, remove and allow resettable per-player maps
2180	return if $self->{deny_save};	2425	return 1e99 if $self->{deny_reset};
2181		2426
		2427	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2428	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2429
		2430	$time + $to
		2431	}
		2432
		2433	sub should_reset {
		2434	my ($self) = @_;
		2435
		2436	$self->reset_at <= $cf::RUNTIME
		2437	}
		2438
		2439	sub reset {
		2440	my ($self) = @_;
		2441
		2442	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2443
		2444	return if $self->players;
		2445
		2446	cf::trace "resetting map ", $self->path, "\n";
		2447
2182	$self->in_memory (cf::MAP_SWAPPED);	2448	$self->state (cf::MAP_SWAPPED);
		2449
		2450	# need to save uniques path
		2451	unless ($self->{deny_save}) {
		2452	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2453
		2454	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2455	if $uniq;
		2456	}
		2457
		2458	delete $cf::MAP{$self->path};
2183		2459
2184	$self->deactivate;	2460	$self->deactivate;
2185	$_->clear_links_to ($self) for values %cf::MAP;	2461	$_->clear_links_to ($self) for values %cf::MAP;
2186	$self->clear;	2462	$self->clear;
2187	}
2188
2189	sub reset_at {
2190	my ($self) = @_;
2191
2192	# TODO: safety, remove and allow resettable per-player maps
2193	return 1e99 if $self->{deny_reset};
2194
2195	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2196	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2197
2198	$time + $to
2199	}
2200
2201	sub should_reset {
2202	my ($self) = @_;
2203
2204	$self->reset_at <= $cf::RUNTIME
2205	}
2206
2207	sub reset {
2208	my ($self) = @_;
2209
2210	my $lock = cf::lock_acquire "map_data:$self->{path}";
2211
2212	return if $self->players;
2213
2214	warn "resetting map ", $self->path;
2215
2216	$self->in_memory (cf::MAP_SWAPPED);
2217
2218	# need to save uniques path
2219	unless ($self->{deny_save}) {
2220	my $uniq = $self->uniq_path; utf8::encode $uniq;
2221
2222	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2223	if $uniq;
2224	}
2225
2226	delete $cf::MAP{$self->path};
2227
2228	$self->deactivate;
2229	$_->clear_links_to ($self) for values %cf::MAP;
2230	$self->clear;
2231		2463
2232	$self->unlink_save;	2464	$self->unlink_save;
2233	$self->destroy;	2465	$self->destroy;
2234	}	2466	}
2235		2467
…		…
2243		2475
2244	delete $cf::MAP{$self->path};	2476	delete $cf::MAP{$self->path};
2245		2477
2246	$self->unlink_save;	2478	$self->unlink_save;
2247		2479
2248	bless $self, "cf::map";	2480	bless $self, "cf::map::wrap";
2249	delete $self->{deny_reset};	2481	delete $self->{deny_reset};
2250	$self->{deny_save} = 1;	2482	$self->{deny_save} = 1;
2251	$self->reset_timeout (1);	2483	$self->reset_timeout (1);
2252	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2484	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2253		2485
…		…
2310	: normalise $_	2542	: normalise $_
2311	} @{ aio_readdir $UNIQUEDIR or [] }	2543	} @{ aio_readdir $UNIQUEDIR or [] }
2312	]	2544	]
2313	}	2545	}
2314		2546
		2547	=item cf::map::static_maps
		2548
		2549	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2550	file in the shared directory excluding F</styles> and F</editor>). May
		2551	block.
		2552
		2553	=cut
		2554
		2555	sub static_maps() {
		2556	my @dirs = "";
		2557	my @maps;
		2558
		2559	while (@dirs) {
		2560	my $dir = shift @dirs;
		2561
		2562	next if $dir eq "/styles" || $dir eq "/editor";
		2563
		2564	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2565	or return;
		2566
		2567	for (@$files) {
		2568	s/\.map$// or next;
		2569	utf8::decode $_;
		2570	push @maps, "$dir/$_";
		2571	}
		2572
		2573	push @dirs, map "$dir/$_", @$dirs;
		2574	}
		2575
		2576	\@maps
		2577	}
		2578
2315	=back	2579	=back
2316		2580
2317	=head3 cf::object	2581	=head3 cf::object
2318		2582
2319	=cut	2583	=cut
…		…
2384		2648
2385	our $SAY_CHANNEL = {	2649	our $SAY_CHANNEL = {
2386	id => "say",	2650	id => "say",
2387	title => "Map",	2651	title => "Map",
2388	reply => "say ",	2652	reply => "say ",
2389	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",	2653	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
2390	};	2654	};
2391		2655
2392	our $CHAT_CHANNEL = {	2656	our $CHAT_CHANNEL = {
2393	id => "chat",	2657	id => "chat",
2394	title => "Chat",	2658	title => "Chat",
…		…
2451		2715
2452	Freezes the player and moves him/her to a special map (C<{link}>).	2716	Freezes the player and moves him/her to a special map (C<{link}>).
2453		2717
2454	The player should be reasonably safe there for short amounts of time (e.g.	2718	The player should be reasonably safe there for short amounts of time (e.g.
2455	for loading a map). You I<MUST> call C<leave_link> as soon as possible,	2719	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
2456	though, as the palyer cannot control the character while it is on the link	2720	though, as the player cannot control the character while it is on the link
2457	map.	2721	map.
2458		2722
2459	Will never block.	2723	Will never block.
2460		2724
2461	=item $player_object->leave_link ($map, $x, $y)	2725	=item $player_object->leave_link ($map, $x, $y)
…		…
2482	sub cf::object::player::enter_link {	2746	sub cf::object::player::enter_link {
2483	my ($self) = @_;	2747	my ($self) = @_;
2484		2748
2485	$self->deactivate_recursive;	2749	$self->deactivate_recursive;
2486		2750
		2751	++$self->{_link_recursion};
		2752
2487	return if UNIVERSAL::isa $self->map, "ext::map_link";	2753	return if UNIVERSAL::isa $self->map, "ext::map_link";
2488		2754
2489	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2755	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2490	if $self->map && $self->map->{path} ne "{link}";	2756	if $self->map && $self->map->{path} ne "{link}";
2491		2757
2492	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2758	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2493	}	2759	}
2494		2760
2495	sub cf::object::player::leave_link {	2761	sub cf::object::player::leave_link {
2496	my ($self, $map, $x, $y) = @_;	2762	my ($self, $map, $x, $y) = @_;
2497		2763
…		…
2514	($x, $y) = (-1, -1)	2780	($x, $y) = (-1, -1)
2515	unless (defined $x) && (defined $y);	2781	unless (defined $x) && (defined $y);
2516		2782
2517	# use -1 or undef as default coordinates, not 0, 0	2783	# use -1 or undef as default coordinates, not 0, 0
2518	($x, $y) = ($map->enter_x, $map->enter_y)	2784	($x, $y) = ($map->enter_x, $map->enter_y)
2519	if $x <=0 && $y <= 0;	2785	if $x <= 0 && $y <= 0;
2520		2786
2521	$map->load;	2787	$map->load;
2522	$map->load_neighbours;
2523		2788
2524	return unless $self->contr->active;	2789	return unless $self->contr->active;
2525	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2526	$self->activate_recursive;
2527		2790
2528	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2791	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2529	$self->enter_map ($map, $x, $y);	2792	if ($self->enter_map ($map, $x, $y)) {
2530	}	2793	# entering was successful
		2794	delete $self->{_link_recursion};
		2795	# only activate afterwards, to support waiting in hooks
		2796	$self->activate_recursive;
		2797	}
2531		2798
		2799	}
		2800
2532	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2801	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2533		2802
2534	Moves the player to the given map-path and coordinates by first freezing	2803	Moves the player to the given map-path and coordinates by first freezing
2535	her, loading and preparing them map, calling the provided $check callback	2804	her, loading and preparing them map, calling the provided $check callback
2536	that has to return the map if sucecssful, and then unfreezes the player on	2805	that has to return the map if sucecssful, and then unfreezes the player on
2537	the new (success) or old (failed) map position. In either case, $done will	2806	the new (success) or old (failed) map position. In either case, $done will
…		…
2544		2813
2545	our $GOTOGEN;	2814	our $GOTOGEN;
2546		2815
2547	sub cf::object::player::goto {	2816	sub cf::object::player::goto {
2548	my ($self, $path, $x, $y, $check, $done) = @_;	2817	my ($self, $path, $x, $y, $check, $done) = @_;
		2818
		2819	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2820	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2821	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2822	($path, $x, $y) = @$EMERGENCY_POSITION;
		2823	}
2549		2824
2550	# do generation counting so two concurrent goto's will be executed in-order	2825	# do generation counting so two concurrent goto's will be executed in-order
2551	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2826	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2552		2827
2553	$self->enter_link;	2828	$self->enter_link;
…		…
2573	($path, $x, $y) = (undef, undef, undef);	2848	($path, $x, $y) = (undef, undef, undef);
2574	}	2849	}
2575	}	2850	}
2576		2851
2577	my $map = eval {	2852	my $map = eval {
2578	my $map = defined $path ? cf::map::find $path : undef;	2853	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2579		2854
2580	if ($map) {	2855	if ($map) {
2581	$map = $map->customise_for ($self);	2856	$map = $map->customise_for ($self);
2582	$map = $check->($map) if $check && $map;	2857	$map = $check->($map, $x, $y, $self) if $check && $map;
2583	} else {	2858	} else {
2584	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2859	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2585	}	2860	}
2586		2861
2587	$map	2862	$map
…		…
2595	if ($gen == $self->{_goto_generation}) {	2870	if ($gen == $self->{_goto_generation}) {
2596	delete $self->{_goto_generation};	2871	delete $self->{_goto_generation};
2597	$self->leave_link ($map, $x, $y);	2872	$self->leave_link ($map, $x, $y);
2598	}	2873	}
2599		2874
2600	$done->() if $done;	2875	$done->($self) if $done;
2601	})->prio (1);	2876	})->prio (1);
2602	}	2877	}
2603		2878
2604	=item $player_object->enter_exit ($exit_object)	2879	=item $player_object->enter_exit ($exit_object)
2605		2880
…		…
2673	$Coro::current->{desc} = "enter_exit";	2948	$Coro::current->{desc} = "enter_exit";
2674		2949
2675	unless (eval {	2950	unless (eval {
2676	$self->deactivate_recursive; # just to be sure	2951	$self->deactivate_recursive; # just to be sure
2677		2952
2678	# random map handling
2679	{
2680	my $guard = cf::lock_acquire "exit_prepare:$exit";
2681
2682	prepare_random_map $exit
2683	if $exit->slaying eq "/!";
2684	}
2685
2686	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;	2953	my $map = cf::map::normalise $exit->slaying, $exit->map;
2687	my $x = $exit->stats->hp;	2954	my $x = $exit->stats->hp;
2688	my $y = $exit->stats->sp;	2955	my $y = $exit->stats->sp;
		2956
		2957	# special map handling
		2958	my $slaying = $exit->slaying;
		2959
		2960	# special map handling
		2961	if ($slaying eq "/!") {
		2962	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2963
		2964	prepare_random_map $exit
		2965	if $exit->slaying eq "/!"; # need to re-check after getting the lock
		2966
		2967	$map = $exit->slaying;
		2968
		2969	} elsif ($slaying eq '!up') {
		2970	$map = $exit->map->tile_path (cf::TILE_UP);
		2971	$x = $exit->x;
		2972	$y = $exit->y;
		2973
		2974	} elsif ($slaying eq '!down') {
		2975	$map = $exit->map->tile_path (cf::TILE_DOWN);
		2976	$x = $exit->x;
		2977	$y = $exit->y;
		2978	}
2689		2979
2690	$self->goto ($map, $x, $y);	2980	$self->goto ($map, $x, $y);
2691		2981
2692	# if exit is damned, update players death & WoR home-position	2982	# if exit is damned, update players death & WoR home-position
2693	$self->contr->savebed ($map, $x, $y)	2983	$self->contr->savebed ($map, $x, $y)
…		…
2698	$self->message ("Something went wrong deep within the deliantra server. "	2988	$self->message ("Something went wrong deep within the deliantra server. "
2699	. "I'll try to bring you back to the map you were before. "	2989	. "I'll try to bring you back to the map you were before. "
2700	. "Please report this to the dungeon master!",	2990	. "Please report this to the dungeon master!",
2701	cf::NDI_UNIQUE | cf::NDI_RED);	2991	cf::NDI_UNIQUE | cf::NDI_RED);
2702		2992
2703	warn "ERROR in enter_exit: $@";	2993	error "ERROR in enter_exit: $@";
2704	$self->leave_link;	2994	$self->leave_link;
2705	}	2995	}
2706	})->prio (1);	2996	})->prio (1);
2707	}	2997	}
2708		2998
…		…
2720	sub cf::client::send_drawinfo {	3010	sub cf::client::send_drawinfo {
2721	my ($self, $text, $flags) = @_;	3011	my ($self, $text, $flags) = @_;
2722		3012
2723	utf8::encode $text;	3013	utf8::encode $text;
2724	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	3014	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		3015	}
		3016
		3017	=item $client->send_big_packet ($pkt)
		3018
		3019	Like C<send_packet>, but tries to compress large packets, and fragments
		3020	them as required.
		3021
		3022	=cut
		3023
		3024	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		3025
		3026	sub cf::client::send_big_packet {
		3027	my ($self, $pkt) = @_;
		3028
		3029	# try lzf for large packets
		3030	$pkt = "lzf " . Compress::LZF::compress $pkt
		3031	if 1024 <= length $pkt and $self->{can_lzf};
		3032
		3033	# split very large packets
		3034	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		3035	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		3036	$pkt = "frag";
		3037	}
		3038
		3039	$self->send_packet ($pkt);
2725	}	3040	}
2726		3041
2727	=item $client->send_msg ($channel, $msg, $color, [extra...])	3042	=item $client->send_msg ($channel, $msg, $color, [extra...])
2728		3043
2729	Send a drawinfo or msg packet to the client, formatting the msg for the	3044	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2733		3048
2734	=cut	3049	=cut
2735		3050
2736	# non-persistent channels (usually the info channel)	3051	# non-persistent channels (usually the info channel)
2737	our %CHANNEL = (	3052	our %CHANNEL = (
		3053	"c/motd" => {
		3054	id => "infobox",
		3055	title => "MOTD",
		3056	reply => undef,
		3057	tooltip => "The message of the day",
		3058	},
2738	"c/identify" => {	3059	"c/identify" => {
2739	id => "infobox",	3060	id => "infobox",
2740	title => "Identify",	3061	title => "Identify",
2741	reply => undef,	3062	reply => undef,
2742	tooltip => "Items recently identified",	3063	tooltip => "Items recently identified",
…		…
2744	"c/examine" => {	3065	"c/examine" => {
2745	id => "infobox",	3066	id => "infobox",
2746	title => "Examine",	3067	title => "Examine",
2747	reply => undef,	3068	reply => undef,
2748	tooltip => "Signs and other items you examined",	3069	tooltip => "Signs and other items you examined",
		3070	},
		3071	"c/shopinfo" => {
		3072	id => "infobox",
		3073	title => "Shop Info",
		3074	reply => undef,
		3075	tooltip => "What your bargaining skill tells you about the shop",
2749	},	3076	},
2750	"c/book" => {	3077	"c/book" => {
2751	id => "infobox",	3078	id => "infobox",
2752	title => "Book",	3079	title => "Book",
2753	reply => undef,	3080	reply => undef,
…		…
2769	id => "infobox",	3096	id => "infobox",
2770	title => "Body Parts",	3097	title => "Body Parts",
2771	reply => undef,	3098	reply => undef,
2772	tooltip => "Shows which body parts you posess and are available",	3099	tooltip => "Shows which body parts you posess and are available",
2773	},	3100	},
		3101	"c/statistics" => {
		3102	id => "infobox",
		3103	title => "Statistics",
		3104	reply => undef,
		3105	tooltip => "Shows your primary statistics",
		3106	},
2774	"c/skills" => {	3107	"c/skills" => {
2775	id => "infobox",	3108	id => "infobox",
2776	title => "Skills",	3109	title => "Skills",
2777	reply => undef,	3110	reply => undef,
2778	tooltip => "Shows your experience per skill and item power",	3111	tooltip => "Shows your experience per skill and item power",
		3112	},
		3113	"c/shopitems" => {
		3114	id => "infobox",
		3115	title => "Shop Items",
		3116	reply => undef,
		3117	tooltip => "Shows the items currently for sale in this shop",
		3118	},
		3119	"c/resistances" => {
		3120	id => "infobox",
		3121	title => "Resistances",
		3122	reply => undef,
		3123	tooltip => "Shows your resistances",
		3124	},
		3125	"c/pets" => {
		3126	id => "infobox",
		3127	title => "Pets",
		3128	reply => undef,
		3129	tooltip => "Shows information abotu your pets/a specific pet",
		3130	},
		3131	"c/perceiveself" => {
		3132	id => "infobox",
		3133	title => "Perceive Self",
		3134	reply => undef,
		3135	tooltip => "You gained detailed knowledge about yourself",
2779	},	3136	},
2780	"c/uptime" => {	3137	"c/uptime" => {
2781	id => "infobox",	3138	id => "infobox",
2782	title => "Uptime",	3139	title => "Uptime",
2783	reply => undef,	3140	reply => undef,
…		…
2839	my $pkt = "msg "	3196	my $pkt = "msg "
2840	. $self->{json_coder}->encode (	3197	. $self->{json_coder}->encode (
2841	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]	3198	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2842	);	3199	);
2843		3200
2844	# try lzf for large packets
2845	$pkt = "lzf " . Compress::LZF::compress $pkt
2846	if 1024 <= length $pkt and $self->{can_lzf};
2847
2848	# split very large packets
2849	if (8192 < length $pkt and $self->{can_lzf}) {
2850	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2851	$pkt = "frag";
2852	}
2853
2854	$self->send_packet ($pkt);	3201	$self->send_big_packet ($pkt);
2855	}	3202	}
2856		3203
2857	=item $client->ext_msg ($type, @msg)	3204	=item $client->ext_msg ($type, @msg)
2858		3205
2859	Sends an ext event to the client.	3206	Sends an ext event to the client.
…		…
2862		3209
2863	sub cf::client::ext_msg($$@) {	3210	sub cf::client::ext_msg($$@) {
2864	my ($self, $type, @msg) = @_;	3211	my ($self, $type, @msg) = @_;
2865		3212
2866	if ($self->extcmd == 2) {	3213	if ($self->extcmd == 2) {
2867	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3214	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2868	} elsif ($self->extcmd == 1) { # TODO: remove	3215	} elsif ($self->extcmd == 1) { # TODO: remove
2869	push @msg, msgtype => "event_$type";	3216	push @msg, msgtype => "event_$type";
2870	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3217	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2871	}	3218	}
2872	}	3219	}
2873		3220
2874	=item $client->ext_reply ($msgid, @msg)	3221	=item $client->ext_reply ($msgid, @msg)
2875		3222
…		…
2878	=cut	3225	=cut
2879		3226
2880	sub cf::client::ext_reply($$@) {	3227	sub cf::client::ext_reply($$@) {
2881	my ($self, $id, @msg) = @_;	3228	my ($self, $id, @msg) = @_;
2882		3229
2883	if ($self->extcmd == 2) {	3230	return unless $self->extcmd == 2;
		3231
2884	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3232	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2885	} elsif ($self->extcmd == 1) {
2886	#TODO: version 1, remove
2887	unshift @msg, msgtype => "reply", msgid => $id;
2888	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2889	}
2890	}	3233	}
2891		3234
2892	=item $success = $client->query ($flags, "text", \&cb)	3235	=item $success = $client->query ($flags, "text", \&cb)
2893		3236
2894	Queues a query to the client, calling the given callback with	3237	Queues a query to the client, calling the given callback with
…		…
2949	my ($ns, $buf) = @_;	3292	my ($ns, $buf) = @_;
2950		3293
2951	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3294	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2952		3295
2953	if (ref $msg) {	3296	if (ref $msg) {
2954	my ($type, $reply, @payload) =	3297	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
2955	"ARRAY" eq ref $msg
2956	? @$msg
2957	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2958		3298
2959	my @reply;	3299	my @reply;
2960		3300
2961	if (my $cb = $EXTICMD{$type}) {	3301	if (my $cb = $EXTICMD{$type}) {
2962	@reply = $cb->($ns, @payload);	3302	@reply = $cb->($ns, @payload);
…		…
2964		3304
2965	$ns->ext_reply ($reply, @reply)	3305	$ns->ext_reply ($reply, @reply)
2966	if $reply;	3306	if $reply;
2967		3307
2968	} else {	3308	} else {
2969	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3309	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2970	}	3310	}
2971		3311
2972	cf::override;	3312	cf::override;
2973	},	3313	},
2974	);	3314	);
…		…
2994		3334
2995	$coro	3335	$coro
2996	}	3336	}
2997		3337
2998	cf::client->attach (	3338	cf::client->attach (
2999	on_destroy => sub {	3339	on_client_destroy => sub {
3000	my ($ns) = @_;	3340	my ($ns) = @_;
3001		3341
3002	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3342	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
3003	},	3343	},
3004	);	3344	);
…		…
3020	our $safe_hole = new Safe::Hole;	3360	our $safe_hole = new Safe::Hole;
3021		3361
3022	$SIG{FPE} = 'IGNORE';	3362	$SIG{FPE} = 'IGNORE';
3023		3363
3024	$safe->permit_only (Opcode::opset qw(	3364	$safe->permit_only (Opcode::opset qw(
3025	:base_core :base_mem :base_orig :base_math	3365	:base_core :base_mem :base_orig :base_math :base_loop
3026	grepstart grepwhile mapstart mapwhile	3366	grepstart grepwhile mapstart mapwhile
3027	sort time	3367	sort time
3028	));	3368	));
3029		3369
3030	# here we export the classes and methods available to script code	3370	# here we export the classes and methods available to script code
…		…
3034	The following functions and methods are available within a safe environment:	3374	The following functions and methods are available within a safe environment:
3035		3375
3036	cf::object	3376	cf::object
3037	contr pay_amount pay_player map x y force_find force_add destroy	3377	contr pay_amount pay_player map x y force_find force_add destroy
3038	insert remove name archname title slaying race decrease split	3378	insert remove name archname title slaying race decrease split
		3379	value
3039		3380
3040	cf::object::player	3381	cf::object::player
3041	player	3382	player
3042		3383
3043	cf::player	3384	cf::player
…		…
3049	=cut	3390	=cut
3050		3391
3051	for (	3392	for (
3052	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3393	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3053	insert remove inv nrof name archname title slaying race	3394	insert remove inv nrof name archname title slaying race
3054	decrease split destroy change_exp)],	3395	decrease split destroy change_exp value msg lore send_msg)],
3055	["cf::object::player" => qw(player)],	3396	["cf::object::player" => qw(player)],
3056	["cf::player" => qw(peaceful)],	3397	["cf::player" => qw(peaceful send_msg)],
3057	["cf::map" => qw(trigger)],	3398	["cf::map" => qw(trigger)],
3058	) {	3399	) {
3059	no strict 'refs';
3060	my ($pkg, @funs) = @$_;	3400	my ($pkg, @funs) = @$_;
3061	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3401	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3062	for @funs;	3402	for @funs;
3063	}	3403	}
3064		3404
…		…
3079		3419
3080	my $qcode = $code;	3420	my $qcode = $code;
3081	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3421	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3082	$qcode =~ s/\n/\\n/g;	3422	$qcode =~ s/\n/\\n/g;
3083		3423
		3424	%vars = (_dummy => 0) unless %vars;
		3425
		3426	my @res;
3084	local $_;	3427	local $_;
3085	local @safe::cf::_safe_eval_args = values %vars;
3086		3428
3087	my $eval =	3429	my $eval =
3088	"do {\n"	3430	"do {\n"
3089	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3431	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3090	. "#line 0 \"{$qcode}\"\n"	3432	. "#line 0 \"{$qcode}\"\n"
3091	. $code	3433	. $code
3092	. "\n}"	3434	. "\n}"
3093	;	3435	;
3094		3436
		3437	if ($CFG{safe_eval}) {
3095	sub_generation_inc;	3438	sub_generation_inc;
		3439	local @safe::cf::_safe_eval_args = values %vars;
3096	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3440	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3097	sub_generation_inc;	3441	sub_generation_inc;
		3442	} else {
		3443	local @cf::_safe_eval_args = values %vars;
		3444	@res = wantarray ? eval eval : scalar eval $eval;
		3445	}
3098		3446
3099	if ($@) {	3447	if ($@) {
3100	warn "$@";	3448	warn "$@",
3101	warn "while executing safe code '$code'\n";	3449	"while executing safe code '$code'\n",
3102	warn "with arguments " . (join " ", %vars) . "\n";	3450	"with arguments " . (join " ", %vars) . "\n";
3103	}	3451	}
3104		3452
3105	wantarray ? @res : $res[0]	3453	wantarray ? @res : $res[0]
3106	}	3454	}
3107		3455
…		…
3121	=cut	3469	=cut
3122		3470
3123	sub register_script_function {	3471	sub register_script_function {
3124	my ($fun, $cb) = @_;	3472	my ($fun, $cb) = @_;
3125		3473
3126	no strict 'refs';	3474	$fun = "safe::$fun" if $CFG{safe_eval};
3127	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3475	*$fun = $safe_hole->wrap ($cb);
3128	}	3476	}
3129		3477
3130	=back	3478	=back
3131		3479
3132	=cut	3480	=cut
…		…
3141	# for this (global event?)	3489	# for this (global event?)
3142	%ext::player_env::MUSIC_FACE_CACHE = ();	3490	%ext::player_env::MUSIC_FACE_CACHE = ();
3143		3491
3144	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3492	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3145		3493
3146	warn "loading facedata from $path\n";	3494	trace "loading facedata from $path\n";
3147		3495
3148	my $facedata;	3496	my $facedata = decode_storable load_file $path;
3149	0 < aio_load $path, $facedata
3150	or die "$path: $!";
3151
3152	$facedata = Coro::Storable::thaw $facedata;
3153		3497
3154	$facedata->{version} == 2	3498	$facedata->{version} == 2
3155	or cf::cleanup "$path: version mismatch, cannot proceed.";	3499	or cf::cleanup "$path: version mismatch, cannot proceed.";
3156		3500
3157	# patch in the exptable	3501	# patch in the exptable
		3502	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3158	$facedata->{resource}{"res/exp_table"} = {	3503	$facedata->{resource}{"res/exp_table"} = {
3159	type => FT_RSRC,	3504	type => FT_RSRC,
3160	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3505	data => $exp_table,
		3506	hash => (Digest::MD5::md5 $exp_table),
3161	};	3507	};
3162	cf::cede_to_tick;	3508	cf::cede_to_tick;
3163		3509
3164	{	3510	{
3165	my $faces = $facedata->{faceinfo};	3511	my $faces = $facedata->{faceinfo};
…		…
3167	while (my ($face, $info) = each %$faces) {	3513	while (my ($face, $info) = each %$faces) {
3168	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3514	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3169		3515
3170	cf::face::set_visibility $idx, $info->{visibility};	3516	cf::face::set_visibility $idx, $info->{visibility};
3171	cf::face::set_magicmap $idx, $info->{magicmap};	3517	cf::face::set_magicmap $idx, $info->{magicmap};
3172	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3518	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3173	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3519	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
		3520	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
3174		3521
3175	cf::cede_to_tick;	3522	cf::cede_to_tick;
3176	}	3523	}
3177		3524
3178	while (my ($face, $info) = each %$faces) {	3525	while (my ($face, $info) = each %$faces) {
…		…
3183		3530
3184	if (my $smooth = cf::face::find $info->{smooth}) {	3531	if (my $smooth = cf::face::find $info->{smooth}) {
3185	cf::face::set_smooth $idx, $smooth;	3532	cf::face::set_smooth $idx, $smooth;
3186	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3533	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3187	} else {	3534	} else {
3188	warn "smooth face '$info->{smooth}' not found for face '$face'";	3535	error "smooth face '$info->{smooth}' not found for face '$face'";
3189	}	3536	}
3190		3537
3191	cf::cede_to_tick;	3538	cf::cede_to_tick;
3192	}	3539	}
3193	}	3540	}
…		…
3202		3549
3203	cf::anim::invalidate_all; # d'oh	3550	cf::anim::invalidate_all; # d'oh
3204	}	3551	}
3205		3552
3206	{	3553	{
3207	# TODO: for gcfclient pleasure, we should give resources
3208	# that gcfclient doesn't grok a >10000 face index.
3209	my $res = $facedata->{resource};	3554	my $res = $facedata->{resource};
3210		3555
3211	while (my ($name, $info) = each %$res) {	3556	while (my ($name, $info) = each %$res) {
3212	if (defined $info->{type}) {	3557	if (defined (my $type = $info->{type})) {
		3558	# TODO: different hash - must free and use new index, or cache ixface data queue
3213	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3559	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3214	my $data;
3215		3560
3216	if ($info->{type} & 1) {	3561	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3217	# prepend meta info
3218
3219	my $meta = $enc->encode ({
3220	name => $name,
3221	%{ $info->{meta} || {} },
3222	});
3223
3224	$data = pack "(w/a*)*", $meta, $info->{data};
3225	} else {
3226	$data = $info->{data};
3227	}
3228
3229	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3230	cf::face::set_type $idx, $info->{type};	3562	cf::face::set_type $idx, $type;
		3563	cf::face::set_meta $idx, $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
3231	} else {	3564	} else {
3232	$RESOURCE{$name} = $info;	3565	# $RESOURCE{$name} = $info; # unused
3233	}	3566	}
3234		3567
3235	cf::cede_to_tick;	3568	cf::cede_to_tick;
3236	}	3569	}
3237	}	3570	}
3238		3571
3239	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);	3572	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3240		3573
3241	1	3574	1
3242	}	3575	}
3243
3244	cf::global->attach (on_resource_update => sub {
3245	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3246	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3247
3248	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3249	my $sound = $soundconf->{compat}[$_]
3250	or next;
3251
3252	my $face = cf::face::find "sound/$sound->[1]";
3253	cf::sound::set $sound->[0] => $face;
3254	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3255	}
3256
3257	while (my ($k, $v) = each %{$soundconf->{event}}) {
3258	my $face = cf::face::find "sound/$v";
3259	cf::sound::set $k => $face;
3260	}
3261	}
3262	});
3263		3576
3264	register_exticmd fx_want => sub {	3577	register_exticmd fx_want => sub {
3265	my ($ns, $want) = @_;	3578	my ($ns, $want) = @_;
3266		3579
3267	while (my ($k, $v) = each %$want) {	3580	while (my ($k, $v) = each %$want) {
…		…
3306	sub reload_treasures {	3619	sub reload_treasures {
3307	load_resource_file "$DATADIR/treasures"	3620	load_resource_file "$DATADIR/treasures"
3308	or die "unable to load treasurelists\n";	3621	or die "unable to load treasurelists\n";
3309	}	3622	}
3310		3623
		3624	sub reload_sound {
		3625	trace "loading sound config from $DATADIR/sound\n";
		3626
		3627	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3628
		3629	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3630	my $sound = $soundconf->{compat}[$_]
		3631	or next;
		3632
		3633	my $face = cf::face::find "sound/$sound->[1]";
		3634	cf::sound::set $sound->[0] => $face;
		3635	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3636	}
		3637
		3638	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3639	my $face = cf::face::find "sound/$v";
		3640	cf::sound::set $k => $face;
		3641	}
		3642	}
		3643
3311	sub reload_resources {	3644	sub reload_resources {
3312	warn "reloading resource files...\n";	3645	trace "reloading resource files...\n";
3313		3646
		3647	reload_exp_table;
		3648	reload_materials;
3314	reload_facedata;	3649	reload_facedata;
		3650	reload_sound;
3315	reload_archetypes;	3651	reload_archetypes;
3316	reload_regions;	3652	reload_regions;
3317	reload_treasures;	3653	reload_treasures;
3318		3654
3319	warn "finished reloading resource files\n";	3655	trace "finished reloading resource files\n";
3320	}	3656	}
3321		3657
3322	sub reload_config {	3658	sub reload_config {
3323	open my $fh, "<:utf8", "$CONFDIR/config"	3659	trace "reloading config file...\n";
3324	or return;
3325		3660
3326	local $/;	3661	my $config = load_file "$CONFDIR/config";
3327	*CFG = YAML::Load <$fh>;	3662	utf8::decode $config;
		3663	*CFG = decode_yaml $config;
3328		3664
3329	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3665	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3330		3666
3331	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3667	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3332	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3668	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3333		3669
3334	if (exists $CFG{mlockall}) {	3670	if (exists $CFG{mlockall}) {
…		…
3357		3693
3358	seek $fh, 0, 0;	3694	seek $fh, 0, 0;
3359	print $fh $$;	3695	print $fh $$;
3360	}	3696	}
3361		3697
		3698	sub main_loop {
		3699	trace "EV::loop starting\n";
		3700	if (1) {
		3701	EV::loop;
		3702	}
		3703	trace "EV::loop returned\n";
		3704	goto &main_loop unless $REALLY_UNLOOP;
		3705	}
		3706
3362	sub main {	3707	sub main {
3363	cf::init_globals; # initialise logging	3708	cf::init_globals; # initialise logging
3364		3709
3365	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;	3710	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
3366	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";	3711	LOG llevInfo, "Copyright (C) 2005-2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
3367	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";	3712	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
3368	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";	3713	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
3369
3370	cf::init_experience;
3371	cf::init_anim;
3372	cf::init_attackmess;
3373	cf::init_dynamic;
3374		3714
3375	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3715	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3376		3716
3377	# we must not ever block the main coroutine	3717	# we must not ever block the main coroutine
3378	local $Coro::idle = sub {	3718	local $Coro::idle = sub {
…		…
3384	};	3724	};
3385		3725
3386	evthread_start IO::AIO::poll_fileno;	3726	evthread_start IO::AIO::poll_fileno;
3387		3727
3388	cf::sync_job {	3728	cf::sync_job {
		3729	cf::incloader::init ();
		3730
		3731	cf::init_anim;
		3732	cf::init_attackmess;
		3733	cf::init_dynamic;
		3734
		3735	cf::load_settings;
		3736
3389	reload_resources;	3737	reload_resources;
3390	reload_config;	3738	reload_config;
3391	db_init;	3739	db_init;
3392		3740
3393	cf::load_settings;
3394	cf::load_materials;
3395	cf::init_uuid;	3741	cf::init_uuid;
3396	cf::init_signals;	3742	cf::init_signals;
3397	cf::init_commands;
3398	cf::init_skills;	3743	cf::init_skills;
3399		3744
3400	cf::init_beforeplay;	3745	cf::init_beforeplay;
3401		3746
3402	atomic;	3747	atomic;
…		…
3404	load_extensions;	3749	load_extensions;
3405		3750
3406	utime time, time, $RUNTIMEFILE;	3751	utime time, time, $RUNTIMEFILE;
3407		3752
3408	# no (long-running) fork's whatsoever before this point(!)	3753	# no (long-running) fork's whatsoever before this point(!)
		3754	use POSIX ();
3409	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};	3755	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
3410		3756
3411	(pop @POST_INIT)->(0) while @POST_INIT;	3757	cf::_post_init 0;
3412	};	3758	};
3413		3759
3414	EV::loop;	3760	cf::object::thawer::errors_are_fatal 0;
		3761	info "parse errors in files are no longer fatal from this point on.\n";
		3762
		3763	AE::postpone {
		3764	undef &main; # free gobs of memory :)
		3765	};
		3766
		3767	goto &main_loop;
3415	}	3768	}
3416		3769
3417	#############################################################################	3770	#############################################################################
3418	# initialisation and cleanup	3771	# initialisation and cleanup
3419		3772
3420	# install some emergency cleanup handlers	3773	# install some emergency cleanup handlers
3421	BEGIN {	3774	BEGIN {
3422	our %SIGWATCHER = ();	3775	our %SIGWATCHER = ();
3423	for my $signal (qw(INT HUP TERM)) {	3776	for my $signal (qw(INT HUP TERM)) {
3424	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3777	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3425	cf::cleanup "SIG$signal";	3778	cf::cleanup "SIG$signal";
3426	};	3779	};
3427	}	3780	}
3428	}	3781	}
3429		3782
3430	sub write_runtime_sync {	3783	sub write_runtime_sync {
		3784	my $t0 = AE::time;
		3785
3431	# first touch the runtime file to show we are still running:	3786	# first touch the runtime file to show we are still running:
3432	# the fsync below can take a very very long time.	3787	# the fsync below can take a very very long time.
3433		3788
3434	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;	3789	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3435		3790
3436	my $guard = cf::lock_acquire "write_runtime";	3791	my $guard = cf::lock_acquire "write_runtime";
3437		3792
3438	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644	3793	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3439	or return;	3794	or return;
3440		3795
3441	my $value = $cf::RUNTIME + 90 + 10;	3796	my $value = $cf::RUNTIME + 90 + 10;
3442	# 10 is the runtime save interval, for a monotonic clock	3797	# 10 is the runtime save interval, for a monotonic clock
3443	# 60 allows for the watchdog to kill the server.	3798	# 60 allows for the watchdog to kill the server.
…		…
3456	or return;	3811	or return;
3457		3812
3458	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE	3813	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3459	and return;	3814	and return;
3460		3815
3461	warn "runtime file written.\n";	3816	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3462		3817
3463	1	3818	1
3464	}	3819	}
3465		3820
3466	our $uuid_lock;	3821	our $uuid_lock;
…		…
3478	or return;	3833	or return;
3479		3834
3480	my $value = uuid_seq uuid_cur;	3835	my $value = uuid_seq uuid_cur;
3481		3836
3482	unless ($value) {	3837	unless ($value) {
3483	warn "cowardly refusing to write zero uuid value!\n";	3838	info "cowardly refusing to write zero uuid value!\n";
3484	return;	3839	return;
3485	}	3840	}
3486		3841
3487	my $value = uuid_str $value + $uuid_skip;	3842	my $value = uuid_str $value + $uuid_skip;
3488	$uuid_skip = 0;	3843	$uuid_skip = 0;
…		…
3498	or return;	3853	or return;
3499		3854
3500	aio_rename "$uuid~", $uuid	3855	aio_rename "$uuid~", $uuid
3501	and return;	3856	and return;
3502		3857
3503	warn "uuid file written ($value).\n";	3858	trace "uuid file written ($value).\n";
3504		3859
3505	1	3860	1
3506		3861
3507	}	3862	}
3508		3863
…		…
3514	}	3869	}
3515		3870
3516	sub emergency_save() {	3871	sub emergency_save() {
3517	my $freeze_guard = cf::freeze_mainloop;	3872	my $freeze_guard = cf::freeze_mainloop;
3518		3873
3519	warn "emergency_perl_save: enter\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;
3520		3880
3521	cf::sync_job {	3881	cf::sync_job {
3522	# this is a trade-off: we want to be very quick here, so	3882	cf::write_runtime_sync; # external watchdog should not bark
3523	# save all maps without fsync, and later call a global sync
3524	# (which in turn might be very very slow)
3525	local $USE_FSYNC = 0;
3526		3883
3527	# use a peculiar iteration method to avoid tripping on perl	3884	# use a peculiar iteration method to avoid tripping on perl
3528	# refcount bugs in for. also avoids problems with players	3885	# refcount bugs in for. also avoids problems with players
3529	# and maps saved/destroyed asynchronously.	3886	# and maps saved/destroyed asynchronously.
3530	warn "emergency_perl_save: begin player save\n";	3887	info "emergency_perl_save: begin player save\n";
3531	for my $login (keys %cf::PLAYER) {	3888	for my $login (keys %cf::PLAYER) {
3532	my $pl = $cf::PLAYER{$login} or next;	3889	my $pl = $cf::PLAYER{$login} or next;
3533	$pl->valid or next;	3890	$pl->valid or next;
3534	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3891	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3535	$pl->save;	3892	$pl->save;
3536	}	3893	}
3537	warn "emergency_perl_save: end player save\n";	3894	info "emergency_perl_save: end player save\n";
3538		3895
		3896	cf::write_runtime_sync; # external watchdog should not bark
		3897
3539	warn "emergency_perl_save: begin map save\n";	3898	info "emergency_perl_save: begin map save\n";
3540	for my $path (keys %cf::MAP) {	3899	for my $path (keys %cf::MAP) {
3541	my $map = $cf::MAP{$path} or next;	3900	my $map = $cf::MAP{$path} or next;
3542	$map->valid or next;	3901	$map->valid or next;
3543	$map->save;	3902	$map->save;
3544	}	3903	}
3545	warn "emergency_perl_save: end map save\n";	3904	info "emergency_perl_save: end map save\n";
3546		3905
		3906	cf::write_runtime_sync; # external watchdog should not bark
		3907
3547	warn "emergency_perl_save: begin database checkpoint\n";	3908	info "emergency_perl_save: begin database checkpoint\n";
3548	BDB::db_env_txn_checkpoint $DB_ENV;	3909	BDB::db_env_txn_checkpoint $DB_ENV;
3549	warn "emergency_perl_save: end database checkpoint\n";	3910	info "emergency_perl_save: end database checkpoint\n";
3550		3911
3551	warn "emergency_perl_save: begin write uuid\n";	3912	info "emergency_perl_save: begin write uuid\n";
3552	write_uuid_sync 1;	3913	write_uuid_sync 1;
3553	warn "emergency_perl_save: 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 $DB_ENV;
		3920
		3921	info "emergency_perl_save: starting sync\n";
		3922	IO::AIO::aio_sync sub {
		3923	info "emergency_perl_save: finished sync\n";
		3924	};
		3925
		3926	cf::write_runtime_sync; # external watchdog should not bark
		3927
		3928	trace "emergency_perl_save: flushing outstanding aio requests";
		3929	while (IO::AIO::nreqs || BDB::nreqs) {
		3930	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		3931	}
		3932
		3933	cf::write_runtime_sync; # external watchdog should not bark
3554	};	3934	};
3555		3935
3556	warn "emergency_perl_save: starting sync()\n";
3557	IO::AIO::aio_sync sub {
3558	warn "emergency_perl_save: finished sync()\n";
3559	};
3560
3561	warn "emergency_perl_save: leave\n";	3936	info "emergency_perl_save: leave\n";
3562	}	3937	}
3563		3938
3564	sub post_cleanup {	3939	sub post_cleanup {
3565	my ($make_core) = @_;	3940	my ($make_core) = @_;
3566		3941
		3942	IO::AIO::flush;
		3943
3567	warn Carp::longmess "post_cleanup backtrace"	3944	error Carp::longmess "post_cleanup backtrace"
3568	if $make_core;	3945	if $make_core;
3569		3946
3570	my $fh = pidfile;	3947	my $fh = pidfile;
3571	unlink $PIDFILE if <$fh> == $$;	3948	unlink $PIDFILE if <$fh> == $$;
3572	}	3949	}
…		…
3592	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};	3969	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
3593	for my $name (keys %$leaf_symtab) {	3970	for my $name (keys %$leaf_symtab) {
3594	_gv_clear *{"$pkg$name"};	3971	_gv_clear *{"$pkg$name"};
3595	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};	3972	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
3596	}	3973	}
3597	warn "cleared package $pkg\n";#d#
3598	}	3974	}
3599		3975
3600	sub do_reload_perl() {	3976	sub do_reload_perl() {
3601	# can/must only be called in main	3977	# can/must only be called in main
3602	if ($Coro::current != $Coro::main) {	3978	unless (in_main) {
3603	warn "can only reload from main coroutine";	3979	error "can only reload from main coroutine";
3604	return;	3980	return;
3605	}	3981	}
3606		3982
3607	return if $RELOAD++;	3983	return if $RELOAD++;
3608		3984
3609	my $t1 = EV::time;	3985	my $t1 = AE::time;
3610		3986
3611	while ($RELOAD) {	3987	while ($RELOAD) {
3612	warn "reloading...";	3988	cf::get_slot 0.1, -1, "reload_perl";
		3989	info "perl_reload: reloading...";
3613		3990
3614	warn "entering sync_job";	3991	trace "perl_reload: entering sync_job";
3615		3992
3616	cf::sync_job {	3993	cf::sync_job {
3617	cf::write_runtime_sync; # external watchdog should not bark
3618	cf::emergency_save;	3994	#cf::emergency_save;
3619	cf::write_runtime_sync; # external watchdog should not bark
3620		3995
3621	warn "syncing database to disk";
3622	BDB::db_env_txn_checkpoint $DB_ENV;
3623
3624	# if anything goes wrong in here, we should simply crash as we already saved
3625
3626	warn "flushing outstanding aio requests";
3627	while (IO::AIO::nreqs || BDB::nreqs) {
3628	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3629	}
3630
3631	warn "cancelling all extension coros";	3996	trace "perl_reload: cancelling all extension coros";
3632	$_->cancel for values %EXT_CORO;	3997	$_->cancel for values %EXT_CORO;
3633	%EXT_CORO = ();	3998	%EXT_CORO = ();
3634		3999
3635	warn "removing commands";	4000	trace "perl_reload: removing commands";
3636	%COMMAND = ();	4001	%COMMAND = ();
3637		4002
3638	warn "removing ext/exti commands";	4003	trace "perl_reload: removing ext/exti commands";
3639	%EXTCMD = ();	4004	%EXTCMD = ();
3640	%EXTICMD = ();	4005	%EXTICMD = ();
3641		4006
3642	warn "unloading/nuking all extensions";	4007	trace "perl_reload: unloading/nuking all extensions";
3643	for my $pkg (@EXTS) {	4008	for my $pkg (@EXTS) {
3644	warn "... unloading $pkg";	4009	trace "... unloading $pkg";
3645		4010
3646	if (my $cb = $pkg->can ("unload")) {	4011	if (my $cb = $pkg->can ("unload")) {
3647	eval {	4012	eval {
3648	$cb->($pkg);	4013	$cb->($pkg);
3649	1	4014	1
3650	} or warn "$pkg unloaded, but with errors: $@";	4015	} or error "$pkg unloaded, but with errors: $@";
3651	}	4016	}
3652		4017
3653	warn "... clearing $pkg";	4018	trace "... clearing $pkg";
3654	clear_package $pkg;	4019	clear_package $pkg;
3655	}	4020	}
3656		4021
3657	warn "unloading all perl modules loaded from $LIBDIR";	4022	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3658	while (my ($k, $v) = each %INC) {	4023	while (my ($k, $v) = each %INC) {
3659	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4024	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3660		4025
3661	warn "... unloading $k";	4026	trace "... unloading $k";
3662	delete $INC{$k};	4027	delete $INC{$k};
3663		4028
3664	$k =~ s/\.pm$//;	4029	$k =~ s/\.pm$//;
3665	$k =~ s/\//::/g;	4030	$k =~ s/\//::/g;
3666		4031
…		…
3669	}	4034	}
3670		4035
3671	clear_package $k;	4036	clear_package $k;
3672	}	4037	}
3673		4038
3674	warn "getting rid of safe::, as good as possible";	4039	trace "perl_reload: getting rid of safe::, as good as possible";
3675	clear_package "safe::$_"	4040	clear_package "safe::$_"
3676	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);
3677		4042
3678	warn "unloading cf.pm \"a bit\"";	4043	trace "perl_reload: unloading cf.pm \"a bit\"";
3679	delete $INC{"cf.pm"};	4044	delete $INC{"cf.pm"};
3680	delete $INC{"cf/pod.pm"};	4045	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3681		4046
3682	# don't, removes xs symbols, too,	4047	# don't, removes xs symbols, too,
3683	# and global variables created in xs	4048	# and global variables created in xs
3684	#clear_package __PACKAGE__;	4049	#clear_package __PACKAGE__;
3685		4050
3686	warn "unload completed, starting to reload now";	4051	info "perl_reload: unload completed, starting to reload now";
3687		4052
3688	warn "reloading cf.pm";	4053	trace "perl_reload: reloading cf.pm";
3689	require cf;	4054	require cf;
3690	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4055	cf::_connect_to_perl_1;
3691		4056
3692	warn "loading config and database again";	4057	trace "perl_reload: loading config and database again";
3693	cf::reload_config;	4058	cf::reload_config;
3694		4059
3695	warn "loading extensions";	4060	trace "perl_reload: loading extensions";
3696	cf::load_extensions;	4061	cf::load_extensions;
3697		4062
3698	if ($REATTACH_ON_RELOAD) {	4063	if ($REATTACH_ON_RELOAD) {
3699	warn "reattaching attachments to objects/players";	4064	trace "perl_reload: reattaching attachments to objects/players";
3700	_global_reattach; # objects, sockets	4065	_global_reattach; # objects, sockets
3701	warn "reattaching attachments to maps";	4066	trace "perl_reload: reattaching attachments to maps";
3702	reattach $_ for values %MAP;	4067	reattach $_ for values %MAP;
3703	warn "reattaching attachments to players";	4068	trace "perl_reload: reattaching attachments to players";
3704	reattach $_ for values %PLAYER;	4069	reattach $_ for values %PLAYER;
3705	}	4070	}
3706		4071
3707	warn "running post_init jobs";	4072	cf::_post_init 1;
3708	(pop @POST_INIT)->(1) while @POST_INIT;
3709		4073
3710	warn "leaving sync_job";	4074	trace "perl_reload: leaving sync_job";
3711		4075
3712	1	4076	1
3713	} or do {	4077	} or do {
3714	warn $@;	4078	error $@;
3715	cf::cleanup "error while reloading, exiting.";	4079	cf::cleanup "perl_reload: error, exiting.";
3716	};	4080	};
3717		4081
3718	warn "reloaded";
3719	--$RELOAD;	4082	--$RELOAD;
3720	}	4083	}
3721		4084
3722	$t1 = EV::time - $t1;	4085	$t1 = AE::time - $t1;
3723	warn "reload completed in ${t1}s\n";	4086	info "perl_reload: completed in ${t1}s\n";
3724	};	4087	};
3725		4088
3726	our $RELOAD_WATCHER; # used only during reload	4089	our $RELOAD_WATCHER; # used only during reload
3727		4090
3728	sub reload_perl() {	4091	sub reload_perl() {
…		…
3730	# coro crashes during coro_state_free->destroy here.	4093	# coro crashes during coro_state_free->destroy here.
3731		4094
3732	$RELOAD_WATCHER ||= cf::async {	4095	$RELOAD_WATCHER ||= cf::async {
3733	Coro::AIO::aio_wait cache_extensions;	4096	Coro::AIO::aio_wait cache_extensions;
3734		4097
3735	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {	4098	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3736	do_reload_perl;	4099	do_reload_perl;
3737	undef $RELOAD_WATCHER;	4100	undef $RELOAD_WATCHER;
3738	};	4101	};
3739	};	4102	};
3740	}	4103	}
…		…
3749	reload_perl;	4112	reload_perl;
3750	};	4113	};
3751	}	4114	}
3752	};	4115	};
3753		4116
3754	unshift @INC, $LIBDIR;	4117	#############################################################################
3755		4118
3756	my $bug_warning = 0;	4119	my $bug_warning = 0;
3757		4120
3758	our @WAIT_FOR_TICK;
3759	our @WAIT_FOR_TICK_BEGIN;
3760
3761	sub wait_for_tick {	4121	sub wait_for_tick() {
3762	return if tick_inhibit || $Coro::current == $Coro::main;	4122	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3763		4123
3764	my $signal = new Coro::Signal;	4124	$WAIT_FOR_TICK->wait;
3765	push @WAIT_FOR_TICK, $signal;
3766	$signal->wait;
3767	}	4125	}
3768		4126
3769	sub wait_for_tick_begin {	4127	sub wait_for_tick_begin() {
3770	return if tick_inhibit || $Coro::current == $Coro::main;	4128	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3771		4129
3772	my $signal = new Coro::Signal;	4130	my $signal = new Coro::Signal;
3773	push @WAIT_FOR_TICK_BEGIN, $signal;	4131	push @WAIT_FOR_TICK_BEGIN, $signal;
3774	$signal->wait;	4132	$signal->wait;
3775	}	4133	}
…		…
3779	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4137	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3780	unless ++$bug_warning > 10;	4138	unless ++$bug_warning > 10;
3781	return;	4139	return;
3782	}	4140	}
3783		4141
3784	cf::server_tick; # one server iteration	4142	cf::one_tick; # one server iteration
		4143
		4144	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3785		4145
3786	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4146	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3787	$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.;
3788	Coro::async_pool {	4148	Coro::async_pool {
3789	$Coro::current->{desc} = "runtime saver";	4149	$Coro::current->{desc} = "runtime saver";
3790	write_runtime_sync	4150	write_runtime_sync
3791	or warn "ERROR: unable to write runtime file: $!";	4151	or error "ERROR: unable to write runtime file: $!";
3792	};	4152	};
3793	}	4153	}
3794		4154
3795	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4155	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3796	$sig->send;	4156	$sig->send;
3797	}	4157	}
3798	while (my $sig = shift @WAIT_FOR_TICK) {	4158	$WAIT_FOR_TICK->broadcast;
3799	$sig->send;
3800	}
3801		4159
3802	$LOAD = ($NOW - $TICK_START) / $TICK;	4160	$LOAD = ($NOW - $TICK_START) / $TICK;
3803	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4161	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3804		4162
3805	if (0) {	4163	if (0) {
3806	if ($NEXT_TICK) {	4164	if ($NEXT_TICK) {
3807	my $jitter = $TICK_START - $NEXT_TICK;	4165	my $jitter = $TICK_START - $NEXT_TICK;
3808	$JITTER = $JITTER * 0.75 + $jitter * 0.25;	4166	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
3809	warn "jitter $JITTER\n";#d#	4167	debug "jitter $JITTER\n";#d#
3810	}	4168	}
3811	}	4169	}
3812	}	4170	}
3813		4171
3814	{	4172	{
3815	# configure BDB	4173	# configure BDB
3816		4174
3817	BDB::min_parallel 8;	4175	BDB::min_parallel 16;
3818	BDB::max_poll_reqs $TICK * 0.1;	4176	BDB::max_poll_reqs $TICK * 0.1;
3819	$AnyEvent::BDB::WATCHER->priority (1);	4177	#$AnyEvent::BDB::WATCHER->priority (1);
3820		4178
3821	unless ($DB_ENV) {	4179	unless ($DB_ENV) {
3822	$DB_ENV = BDB::db_env_create;	4180	$DB_ENV = BDB::db_env_create;
3823	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);	4181	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3824	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;	4182	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
…		…
3859	IO::AIO::min_parallel 8;	4217	IO::AIO::min_parallel 8;
3860	IO::AIO::max_poll_time $TICK * 0.1;	4218	IO::AIO::max_poll_time $TICK * 0.1;
3861	undef $AnyEvent::AIO::WATCHER;	4219	undef $AnyEvent::AIO::WATCHER;
3862	}	4220	}
3863		4221
3864	my $_log_backtrace;	4222	our $_log_backtrace;
		4223	our $_log_backtrace_last;
3865		4224
3866	sub _log_backtrace {	4225	sub _log_backtrace {
3867	my ($msg, @addr) = @_;	4226	my ($msg, @addr) = @_;
3868		4227
3869	$msg =~ s/\n//;	4228	$msg =~ s/\n$//;
3870		4229
		4230	if ($_log_backtrace_last eq $msg) {
		4231	LOG llevInfo, "[ABT] $msg\n";
		4232	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3871	# limit the # of concurrent backtraces	4233	# limit the # of concurrent backtraces
3872	if ($_log_backtrace < 2) {	4234	} elsif ($_log_backtrace < 2) {
		4235	$_log_backtrace_last = $msg;
3873	++$_log_backtrace;	4236	++$_log_backtrace;
3874	my $perl_bt = Carp::longmess $msg;	4237	my $perl_bt = Carp::longmess $msg;
3875	async {	4238	async {
3876	$Coro::current->{desc} = "abt $msg";	4239	$Coro::current->{desc} = "abt $msg";
3877		4240
…		…
3897	LOG llevInfo, "[ABT] $_\n" for @bt;	4260	LOG llevInfo, "[ABT] $_\n" for @bt;
3898	--$_log_backtrace;	4261	--$_log_backtrace;
3899	};	4262	};
3900	} else {	4263	} else {
3901	LOG llevInfo, "[ABT] $msg\n";	4264	LOG llevInfo, "[ABT] $msg\n";
3902	LOG llevInfo, "[ABT] [suppressed]\n";	4265	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3903	}	4266	}
3904	}	4267	}
3905		4268
3906	# load additional modules	4269	# load additional modules
3907	use cf::pod;	4270	require "cf/$_.pm" for @EXTRA_MODULES;
		4271	cf::_connect_to_perl_2;
3908		4272
3909	END { cf::emergency_save }	4273	END { cf::emergency_save }
3910		4274
3911	1	4275	1
3912		4276

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