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Revision 1.481 by root, Sun Oct 11 00:24:35 2009 UTC vs.
Revision 1.598 by root, Sun Nov 11 02:38:10 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	#	18	# <http://www.gnu.org/licenses/>.
		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 qw(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 ();
36
37	use Guard ();	35	use Carp ();
		36
		37	use AnyEvent ();
		38	use AnyEvent::IO ();
		39	use AnyEvent::DNS ();
		40
38	use Coro ();	41	use Coro ();
39	use Coro::State;	42	use Coro::State;
40	use Coro::Handle;	43	use Coro::Handle;
41	use Coro::EV;	44	use Coro::EV;
42	use Coro::AnyEvent;	45	use Coro::AnyEvent;
…		…
48	use Coro::AIO;	51	use Coro::AIO;
49	use Coro::BDB 1.6;	52	use Coro::BDB 1.6;
50	use Coro::Storable;	53	use Coro::Storable;
51	use Coro::Util ();	54	use Coro::Util ();
52		55
		56	use Guard ();
53	use JSON::XS 2.01 ();	57	use JSON::XS 2.01 ();
54	use BDB ();	58	use BDB ();
55	use Data::Dumper;	59	use Data::Dumper;
56	use Digest::MD5;
57	use Fcntl;	60	use Fcntl;
58	use YAML ();	61	use YAML::XS ();
59	use IO::AIO ();	62	use IO::AIO ();
60	use Time::HiRes;
61	use Compress::LZF;	63	use Compress::LZF;
62	use Digest::MD5 ();	64	use Digest::MD5 ();
63		65
64	AnyEvent::detect;	66	AnyEvent::detect;
65		67
…		…
77	# strictly for debugging	79	# strictly for debugging
78	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };	80	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
79		81
80	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	82	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
81		83
		84	our @ORIG_INC;
		85
82	our %COMMAND = ();	86	our %COMMAND = ();
83	our %COMMAND_TIME = ();	87	our %COMMAND_TIME = ();
84		88
85	our @EXTS = (); # list of extension package names	89	our @EXTS = (); # list of extension package names
86	our %EXTCMD = ();	90	our %EXTCMD = ();
		91	our %EXTACMD = ();
87	our %EXTICMD = ();	92	our %EXTICMD = ();
		93	our %EXTIACMD = ();
88	our %EXT_CORO = (); # coroutines bound to extensions	94	our %EXT_CORO = (); # coroutines bound to extensions
89	our %EXT_MAP = (); # pluggable maps	95	our %EXT_MAP = (); # pluggable maps
90		96
91	our $RELOAD; # number of reloads so far, non-zero while in reload	97	our $RELOAD; # number of reloads so far, non-zero while in reload
92	our @EVENT;	98	our @EVENT;
93	our @REFLECT; # set by XS	99	our @REFLECT; # set by XS
94	our %REFLECT; # set by us	100	our %REFLECT; # set by us
95		101
96	our $CONFDIR = confdir;	102	our $CONFDIR = confdir;
		103
97	our $DATADIR = datadir;	104	our $DATADIR = datadir;
98	our $LIBDIR = "$DATADIR/ext";	105	our $LIBDIR = "$DATADIR/ext";
99	our $PODDIR = "$DATADIR/pod";	106	our $PODDIR = "$DATADIR/pod";
100	our $MAPDIR = "$DATADIR/" . mapdir;	107	our $MAPDIR = "$DATADIR/" . mapdir;
		108
101	our $LOCALDIR = localdir;	109	our $LOCALDIR = localdir;
102	our $TMPDIR = "$LOCALDIR/" . tmpdir;	110	our $TMPDIR = "$LOCALDIR/" . tmpdir;
103	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	111	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
104	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	112	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
105	our $RANDOMDIR = "$LOCALDIR/random";	113	our $RANDOMDIR = "$LOCALDIR/random";
106	our $BDBDIR = "$LOCALDIR/db";	114	our $BDBDIR = "$LOCALDIR/db";
107	our $PIDFILE = "$LOCALDIR/pid";	115	our $PIDFILE = "$LOCALDIR/pid";
108	our $RUNTIMEFILE = "$LOCALDIR/runtime";	116	our $RUNTIMEFILE = "$LOCALDIR/runtime";
109		117
110	our %RESOURCE;	118	#our %RESOURCE; # unused
		119
		120	our $OUTPUT_RATE_MIN = 3000;
		121	our $OUTPUT_RATE_MAX = 1000000;
		122
		123	our $MAX_LINKS = 32; # how many chained exits to follow
		124	our $VERBOSE_IO = 1;
111		125
112	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	126	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
113	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	127	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
114	our $NEXT_TICK;	128	our $NEXT_TICK;
115	our $USE_FSYNC = 1; # use fsync to write maps - default on	129	our $USE_FSYNC = 1; # use fsync to write maps - default on
…		…
117	our $BDB_DEADLOCK_WATCHER;	131	our $BDB_DEADLOCK_WATCHER;
118	our $BDB_CHECKPOINT_WATCHER;	132	our $BDB_CHECKPOINT_WATCHER;
119	our $BDB_TRICKLE_WATCHER;	133	our $BDB_TRICKLE_WATCHER;
120	our $DB_ENV;	134	our $DB_ENV;
121		135
122	our @EXTRA_MODULES = qw(pod match mapscript);	136	our @EXTRA_MODULES = qw(pod match mapscript incloader);
123		137
124	our %CFG;	138	our %CFG;
		139	our %EXT_CFG; # cfgkeyname => [var-ref, defaultvalue]
125		140
126	our $UPTIME; $UPTIME ||= time;	141	our $UPTIME; $UPTIME ||= time;
127	our $RUNTIME;	142	our $RUNTIME = 0;
		143	our $SERVER_TICK = 0;
128	our $NOW;	144	our $NOW;
129		145
130	our (%PLAYER, %PLAYER_LOADING); # all users	146	our (%PLAYER, %PLAYER_LOADING); # all users
131	our (%MAP, %MAP_LOADING ); # all maps	147	our (%MAP, %MAP_LOADING ); # all maps
132	our $LINK_MAP; # the special {link} map, which is always available	148	our $LINK_MAP; # the special {link} map, which is always available
…		…
141		157
142	our @POST_INIT;	158	our @POST_INIT;
143		159
144	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)	160	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
145	our $REALLY_UNLOOP; # never set to true, please :)	161	our $REALLY_UNLOOP; # never set to true, please :)
		162
		163	our $WAIT_FOR_TICK = new Coro::Signal;
		164	our @WAIT_FOR_TICK_BEGIN;
146		165
147	binmode STDOUT;	166	binmode STDOUT;
148	binmode STDERR;	167	binmode STDERR;
149		168
150	# read virtual server time, if available	169	# read virtual server time, if available
…		…
161		180
162	our $EMERGENCY_POSITION;	181	our $EMERGENCY_POSITION;
163		182
164	sub cf::map::normalise;	183	sub cf::map::normalise;
165		184
		185	sub in_main() {
		186	$Coro::current == $Coro::main
		187	}
		188
166	#############################################################################	189	#############################################################################
167		190
168	%REFLECT = ();	191	%REFLECT = ();
169	for (@REFLECT) {	192	for (@REFLECT) {
170	my $reflect = JSON::XS::decode_json $_;	193	my $reflect = JSON::XS::decode_json $_;
171	$REFLECT{$reflect->{class}} = $reflect;	194	$REFLECT{$reflect->{class}} = $reflect;
172	}	195	}
173		196
174	# this is decidedly evil	197	# this is decidedly evil
175	$REFLECT{object}{flags} = { map $_ => undef, grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };	198	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
176		199
177	#############################################################################	200	#############################################################################
178		201
179	=head2 GLOBAL VARIABLES	202	=head2 GLOBAL VARIABLES
180		203
181	=over 4	204	=over 4
182		205
183	=item $cf::UPTIME	206	=item $cf::UPTIME
184		207
185	The timestamp of the server start (so not actually an uptime).	208	The timestamp of the server start (so not actually an "uptime").
		209
		210	=item $cf::SERVER_TICK
		211
		212	An unsigned integer that starts at zero when the server is started and is
		213	incremented on every tick.
		214
		215	=item $cf::NOW
		216
		217	The (real) time of the last (current) server tick - updated before and
		218	after tick processing, so this is useful only as a rough "what time is it
		219	now" estimate.
		220
		221	=item $cf::TICK
		222
		223	The interval between each server tick, in seconds.
186		224
187	=item $cf::RUNTIME	225	=item $cf::RUNTIME
188		226
189	The time this server has run, starts at 0 and is increased by $cf::TICK on	227	The time this server has run, starts at 0 and is increased by $cf::TICK on
190	every server tick.	228	every server tick.
191		229
192	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR	230	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR
193	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR	231	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR
194	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR	232	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR
195		233
196	Various directories - "/etc", read-only install directory, perl-library	234	Various directories - "/etc", read-only install directory, perl-library
197	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	235	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
198	unique-items directory, player file directory, random maps directory and	236	unique-items directory, player file directory, random maps directory and
199	database environment.	237	database environment.
200		238
201	=item $cf::NOW
202
203	The time of the last (current) server tick.
204
205	=item $cf::TICK
206
207	The interval between server ticks, in seconds.
208
209	=item $cf::LOADAVG	239	=item $cf::LOADAVG
210		240
211	The current CPU load on the server (alpha-smoothed), as a value between 0	241	The current CPU load on the server (alpha-smoothed), as a value between 0
212	(none) and 1 (overloaded), indicating how much time is spent on processing	242	(none) and 1 (overloaded), indicating how much time is spent on processing
213	objects per tick. Healthy values are < 0.5.	243	objects per tick. Healthy values are < 0.5.
…		…
222	from wherever your confdir points to.	252	from wherever your confdir points to.
223		253
224	=item cf::wait_for_tick, cf::wait_for_tick_begin	254	=item cf::wait_for_tick, cf::wait_for_tick_begin
225		255
226	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	256	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
227	returns directly I<after> the tick processing (and consequently, can only wake one process	257	returns directly I<after> the tick processing (and consequently, can only wake one thread
228	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	258	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
229		259
		260	Note that cf::Wait_for_tick will immediately return when the server is not
		261	ticking, making it suitable for small pauses in threads that need to run
		262	when the server is paused. If that is not applicable (i.e. you I<really>
		263	want to wait, use C<$cf::WAIT_FOR_TICK>).
		264
		265	=item $cf::WAIT_FOR_TICK
		266
		267	Note that C<cf::wait_for_tick> is probably the correct thing to use. This
		268	variable contains a L<Coro::Signal> that is broadcats after every server
		269	tick. Calling C<< ->wait >> on it will suspend the caller until after the
		270	next server tick.
		271
		272	=cut
		273
		274	sub wait_for_tick();
		275	sub wait_for_tick_begin();
		276
230	=item @cf::INVOKE_RESULTS	277	=item @cf::INVOKE_RESULTS
231		278
232	This array contains the results of the last C<invoke ()> call. When	279	This array contains the results of the last C<invoke ()> call. When
233	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	280	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
234	that call.	281	that call.
235		282
236	=item %cf::REFLECT	283	=item %cf::REFLECT
237		284
…		…
241		288
242	=back	289	=back
243		290
244	=cut	291	=cut
245		292
		293	sub error(@) { LOG llevError, join "", @_ }
		294	sub warn (@) { LOG llevWarn , join "", @_ }
		295	sub info (@) { LOG llevInfo , join "", @_ }
		296	sub debug(@) { LOG llevDebug, join "", @_ }
		297	sub trace(@) { LOG llevTrace, join "", @_ }
		298
246	$Coro::State::WARNHOOK = sub {	299	$Coro::State::WARNHOOK = sub {
247	my $msg = join "", @_;	300	my $msg = join "", @_;
248		301
249	$msg .= "\n"	302	$msg .= "\n"
250	unless $msg =~ /\n$/;	303	unless $msg =~ /\n$/;
251		304
252	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	305	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
253		306
254	LOG llevError, $msg;	307	LOG llevWarn, $msg;
255	};	308	};
256		309
257	$Coro::State::DIEHOOK = sub {	310	$Coro::State::DIEHOOK = sub {
258	return unless $^S eq 0; # "eq", not "=="	311	return unless $^S eq 0; # "eq", not "=="
259		312
260	warn Carp::longmess $_[0];	313	error Carp::longmess $_[0];
261		314
262	if ($Coro::current == $Coro::main) {#d#	315	if (in_main) {#d#
263	warn "DIEHOOK called in main context, Coro bug?\n";#d#	316	error "DIEHOOK called in main context, Coro bug?\n";#d#
264	return;#d#	317	return;#d#
265	}#d#	318	}#d#
266		319
267	# kill coroutine otherwise	320	# kill coroutine otherwise
268	Coro::terminate	321	Coro::terminate
…		…
288	)) {	341	)) {
289	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	342	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
290	}	343	}
291		344
292	$EV::DIED = sub {	345	$EV::DIED = sub {
293	warn "error in event callback: @_";	346	warn "error in event callback: $@";
294	};	347	};
		348
		349	#############################################################################
		350
		351	sub fork_call(&@);
		352	sub get_slot($;$$);
295		353
296	#############################################################################	354	#############################################################################
297		355
298	=head2 UTILITY FUNCTIONS	356	=head2 UTILITY FUNCTIONS
299		357
…		…
320	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	378	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
321	$d	379	$d
322	} || "[unable to dump $_[0]: '$@']";	380	} || "[unable to dump $_[0]: '$@']";
323	}	381	}
324		382
		383	=item $scalar = cf::load_file $path
		384
		385	Loads the given file from path and returns its contents. Croaks on error
		386	and can block.
		387
		388	=cut
		389
		390	sub load_file($) {
		391	0 <= aio_load $_[0], my $data
		392	or Carp::croak "$_[0]: $!";
		393
		394	$data
		395	}
		396
		397	=item $success = cf::replace_file $path, $data, $sync
		398
		399	Atomically replaces the file at the given $path with new $data, and
		400	optionally $sync the data to disk before replacing the file.
		401
		402	=cut
		403
		404	sub replace_file($$;$) {
		405	my ($path, $data, $sync) = @_;
		406
		407	my $lock = cf::lock_acquire ("replace_file:$path");
		408
		409	my $fh = aio_open "$path~", Fcntl::O_WRONLY | Fcntl::O_CREAT | Fcntl::O_TRUNC, 0644
		410	or return;
		411
		412	$data = $data->() if ref $data;
		413
		414	length $data == aio_write $fh, 0, (length $data), $data, 0
		415	or return;
		416
		417	!$sync
		418	or !aio_fsync $fh
		419	or return;
		420
		421	aio_close $fh
		422	and return;
		423
		424	aio_rename "$path~", $path
		425	and return;
		426
		427	if ($sync) {
		428	$path =~ s%/[^/]*$%%;
		429	aio_pathsync $path;
		430	}
		431
		432	1
		433	}
		434
325	=item $ref = cf::decode_json $json	435	=item $ref = cf::decode_json $json
326		436
327	Converts a JSON string into the corresponding perl data structure.	437	Converts a JSON string into the corresponding perl data structure.
328		438
329	=item $json = cf::encode_json $ref	439	=item $json = cf::encode_json $ref
…		…
335	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	445	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
336		446
337	sub encode_json($) { $json_coder->encode ($_[0]) }	447	sub encode_json($) { $json_coder->encode ($_[0]) }
338	sub decode_json($) { $json_coder->decode ($_[0]) }	448	sub decode_json($) { $json_coder->decode ($_[0]) }
339		449
		450	=item $ref = cf::decode_storable $scalar
		451
		452	Same as Coro::Storable::thaw, so blocks.
		453
		454	=cut
		455
		456	BEGIN { *decode_storable = \&Coro::Storable::thaw }
		457
		458	=item $ref = cf::decode_yaml $scalar
		459
		460	Same as YAML::XS::Load, but doesn't leak, because it forks (and thus blocks).
		461
		462	=cut
		463
		464	sub decode_yaml($) {
		465	fork_call { YAML::XS::Load $_[0] } @_
		466	}
		467
		468	=item $scalar = cf::unlzf $scalar
		469
		470	Same as Compress::LZF::compress, but takes server ticks into account, so
		471	blocks.
		472
		473	=cut
		474
		475	sub unlzf($) {
		476	# we assume 100mb/s minimum decompression speed (noncompressible data on a ~2ghz machine)
		477	cf::get_slot +(length $_[0]) / 100_000_000, 0, "unlzf";
		478	Compress::LZF::decompress $_[0]
		479	}
		480
340	=item cf::post_init { BLOCK }	481	=item cf::post_init { BLOCK }
341		482
342	Execute the given codeblock, I<after> all extensions have been (re-)loaded,	483	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
343	but I<before> the server starts ticking again.	484	but I<before> the server starts ticking again.
344		485
345	The cdoeblock will have a single boolean argument to indicate whether this	486	The codeblock will have a single boolean argument to indicate whether this
346	is a reload or not.	487	is a reload or not.
347		488
348	=cut	489	=cut
349		490
350	sub post_init(&) {	491	sub post_init(&) {
351	push @POST_INIT, shift;	492	push @POST_INIT, shift;
		493	}
		494
		495	sub _post_init {
		496	trace "running post_init jobs";
		497
		498	# run them in parallel...
		499
		500	my @join;
		501
		502	while () {
		503	push @join, map &Coro::async ($_, 0), @POST_INIT;
		504	@POST_INIT = ();
		505
		506	@join or last;
		507
		508	(pop @join)->join;
		509	}
352	}	510	}
353		511
354	=item cf::lock_wait $string	512	=item cf::lock_wait $string
355		513
356	Wait until the given lock is available. See cf::lock_acquire.	514	Wait until the given lock is available. See cf::lock_acquire.
…		…
395	}	553	}
396		554
397	=item cf::periodic $interval, $cb	555	=item cf::periodic $interval, $cb
398		556
399	Like EV::periodic, but randomly selects a starting point so that the actions	557	Like EV::periodic, but randomly selects a starting point so that the actions
400	get spread over timer.	558	get spread over time.
401		559
402	=cut	560	=cut
403		561
404	sub periodic($$) {	562	sub periodic($$) {
405	my ($interval, $cb) = @_;	563	my ($interval, $cb) = @_;
…		…
409	EV::periodic $start, $interval, 0, $cb	567	EV::periodic $start, $interval, 0, $cb
410	}	568	}
411		569
412	=item cf::get_slot $time[, $priority[, $name]]	570	=item cf::get_slot $time[, $priority[, $name]]
413		571
414	Allocate $time seconds of blocking CPU time at priority C<$priority>:	572	Allocate $time seconds of blocking CPU time at priority C<$priority>
415	This call blocks and returns only when you have at least C<$time> seconds	573	(default: 0): This call blocks and returns only when you have at least
416	of cpu time till the next tick. The slot is only valid till the next cede.	574	C<$time> seconds of cpu time till the next tick. The slot is only valid
		575	till the next cede.
		576
		577	Background jobs should use a priority les than zero, interactive jobs
		578	should use 100 or more.
417		579
418	The optional C<$name> can be used to identify the job to run. It might be	580	The optional C<$name> can be used to identify the job to run. It might be
419	used for statistical purposes and should identify the same time-class.	581	used for statistical purposes and should identify the same time-class.
420		582
421	Useful for short background jobs.	583	Useful for short background jobs.
422		584
423	=cut	585	=cut
424		586
425	our @SLOT_QUEUE;	587	our @SLOT_QUEUE;
426	our $SLOT_QUEUE;	588	our $SLOT_QUEUE;
		589	our $SLOT_DECAY = 0.9;
427		590
428	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	591	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
429	$SLOT_QUEUE = Coro::async {	592	$SLOT_QUEUE = Coro::async {
430	$Coro::current->desc ("timeslot manager");	593	$Coro::current->desc ("timeslot manager");
431		594
432	my $signal = new Coro::Signal;	595	my $signal = new Coro::Signal;
		596	my $busy;
433		597
434	while () {	598	while () {
435	next_job:	599	next_job:
		600
436	my $avail = cf::till_tick;	601	my $avail = cf::till_tick;
437	if ($avail > 0.01) {	602
438	for (0 .. $#SLOT_QUEUE) {	603	for (0 .. $#SLOT_QUEUE) {
439	if ($SLOT_QUEUE[$_][0] < $avail) {	604	if ($SLOT_QUEUE[$_][0] <= $avail) {
		605	$busy = 0;
440	my $job = splice @SLOT_QUEUE, $_, 1, ();	606	my $job = splice @SLOT_QUEUE, $_, 1, ();
441	$job->[2]->send;	607	$job->[2]->send;
442	Coro::cede;	608	Coro::cede;
443	goto next_job;	609	goto next_job;
444	}	610	} else {
		611	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
445	}	612	}
446	}	613	}
447		614
448	if (@SLOT_QUEUE) {	615	if (@SLOT_QUEUE) {
449	# we do not use wait_for_tick() as it returns immediately when tick is inactive	616	# we do not use wait_for_tick() as it returns immediately when tick is inactive
450	push @cf::WAIT_FOR_TICK, $signal;	617	$WAIT_FOR_TICK->wait;
451	$signal->wait;
452	} else {	618	} else {
		619	$busy = 0;
453	Coro::schedule;	620	Coro::schedule;
454	}	621	}
455	}	622	}
456	};	623	};
457		624
458	sub get_slot($;$$) {	625	sub get_slot($;$$) {
459	return if tick_inhibit || $Coro::current == $Coro::main;	626	return if tick_inhibit || $Coro::current == $Coro::main;
460		627
461	my ($time, $pri, $name) = @_;	628	my ($time, $pri, $name) = @_;
462		629
463	$time = $TICK * .6 if $time > $TICK * .6;	630	$time = clamp $time, 0.01, $TICK * .6;
		631
464	my $sig = new Coro::Signal;	632	my $sig = new Coro::Signal;
465		633
466	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	634	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
467	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	635	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
468	$SLOT_QUEUE->ready;	636	$SLOT_QUEUE->ready;
…		…
494	=cut	662	=cut
495		663
496	sub sync_job(&) {	664	sub sync_job(&) {
497	my ($job) = @_;	665	my ($job) = @_;
498		666
499	if ($Coro::current == $Coro::main) {	667	if (in_main) {
500	my $time = EV::time;	668	my $time = AE::time;
501		669
502	# this is the main coro, too bad, we have to block	670	# this is the main coro, too bad, we have to block
503	# till the operation succeeds, freezing the server :/	671	# till the operation succeeds, freezing the server :/
504		672
505	LOG llevError, Carp::longmess "sync job";#d#	673	#LOG llevError, Carp::longmess "sync job";#d#
506		674
507	my $freeze_guard = freeze_mainloop;	675	my $freeze_guard = freeze_mainloop;
508		676
509	my $busy = 1;	677	my $busy = 1;
510	my @res;	678	my @res;
511		679
512	(async {	680	(async {
513	$Coro::current->desc ("sync job coro");	681	$Coro::current->desc ("sync job coro");
514	@res = eval { $job->() };	682	@res = eval { $job->() };
515	warn $@ if $@;	683	error $@ if $@;
516	undef $busy;	684	undef $busy;
517	})->prio (Coro::PRIO_MAX);	685	})->prio (Coro::PRIO_MAX);
518		686
519	while ($busy) {	687	while ($busy) {
520	if (Coro::nready) {	688	if (Coro::nready) {
…		…
522	} else {	690	} else {
523	EV::loop EV::LOOP_ONESHOT;	691	EV::loop EV::LOOP_ONESHOT;
524	}	692	}
525	}	693	}
526		694
527	my $time = EV::time - $time;	695	my $time = AE::time - $time;
528		696
529	$TICK_START += $time; # do not account sync jobs to server load	697	$TICK_START += $time; # do not account sync jobs to server load
530		698
531	wantarray ? @res : $res[0]	699	wantarray ? @res : $res[0]
532	} else {	700	} else {
…		…
554	$EXT_CORO{$coro+0} = $coro;	722	$EXT_CORO{$coro+0} = $coro;
555		723
556	$coro	724	$coro
557	}	725	}
558		726
559	=item fork_call { }, $args	727	=item fork_call { }, @args
560		728
561	Executes the given code block with the given arguments in a seperate	729	Executes the given code block with the given arguments in a seperate
562	process, returning the results. Everything must be serialisable with	730	process, returning the results. Everything must be serialisable with
563	Coro::Storable. May, of course, block. Note that the executed sub may	731	Coro::Storable. May, of course, block. Note that the executed sub may
564	never block itself or use any form of event handling.	732	never block itself or use any form of event handling.
565		733
566	=cut	734	=cut
567		735
		736	sub post_fork {
		737	reset_signals;
		738	}
		739
568	sub fork_call(&@) {	740	sub fork_call(&@) {
569	my ($cb, @args) = @_;	741	my ($cb, @args) = @_;
570		742
571	# we seemingly have to make a local copy of the whole thing,	743	# we seemingly have to make a local copy of the whole thing,
572	# otherwise perl prematurely frees the stuff :/	744	# otherwise perl prematurely frees the stuff :/
573	# TODO: investigate and fix (likely this will be rather laborious)	745	# TODO: investigate and fix (likely this will be rather laborious)
574		746
575	my @res = Coro::Util::fork_eval {	747	my @res = Coro::Util::fork_eval {
576	reset_signals;	748	cf::post_fork;
577	&$cb	749	&$cb
578	}, @args;	750	} @args;
579		751
580	wantarray ? @res : $res[-1]	752	wantarray ? @res : $res[-1]
		753	}
		754
		755	sub objinfo {
		756	(
		757	"counter value" => cf::object::object_count,
		758	"objects created" => cf::object::create_count,
		759	"objects destroyed" => cf::object::destroy_count,
		760	"freelist size" => cf::object::free_count,
		761	"allocated objects" => cf::object::objects_size,
		762	"active objects" => cf::object::actives_size,
		763	)
581	}	764	}
582		765
583	=item $coin = coin_from_name $name	766	=item $coin = coin_from_name $name
584		767
585	=cut	768	=cut
…		…
622	within each server.	805	within each server.
623		806
624	=cut	807	=cut
625		808
626	sub db_table($) {	809	sub db_table($) {
		810	cf::error "db_get called from main context"
		811	if $Coro::current == $Coro::main;
		812
627	my ($name) = @_;	813	my ($name) = @_;
628	my $db = BDB::db_create $DB_ENV;	814	my $db = BDB::db_create $DB_ENV;
629		815
630	eval {	816	eval {
631	$db->set_flags (BDB::CHKSUM);	817	$db->set_flags (BDB::CHKSUM);
…		…
641	}	827	}
642		828
643	our $DB;	829	our $DB;
644		830
645	sub db_init {	831	sub db_init {
646	cf::sync_job {
647	$DB ||= db_table "db";	832	$DB ||= db_table "db";
648	};
649	}	833	}
650		834
651	sub db_get($$) {	835	sub db_get($$) {
652	my $key = "$_[0]/$_[1]";	836	my $key = "$_[0]/$_[1]";
653		837
654	cf::sync_job {	838	cf::error "db_get called from main context"
		839	if $Coro::current == $Coro::main;
		840
655	BDB::db_get $DB, undef, $key, my $data;	841	BDB::db_get $DB, undef, $key, my $data;
656		842
657	$! ? ()	843	$! ? ()
658	: $data	844	: $data
659	}
660	}	845	}
661		846
662	sub db_put($$$) {	847	sub db_put($$$) {
663	BDB::dbreq_pri 4;	848	BDB::dbreq_pri 4;
664	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	849	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
692		877
693	my @data;	878	my @data;
694	my $md5;	879	my $md5;
695		880
696	for (0 .. $#$src) {	881	for (0 .. $#$src) {
697	0 <= aio_load $src->[$_], $data[$_]	882	$data[$_] = load_file $src->[$_];
698	or Carp::croak "$src->[$_]: $!";
699	}	883	}
700		884
701	# if processing is expensive, check	885	# if processing is expensive, check
702	# checksum first	886	# checksum first
703	if (1) {	887	if (1) {
…		…
716		900
717	return db_get cache => "$id/data";	901	return db_get cache => "$id/data";
718	}	902	}
719	}	903	}
720		904
721	my $t1 = Time::HiRes::time;	905	my $t1 = EV::time;
722	my $data = $process->(\@data);	906	my $data = $process->(\@data);
723	my $t2 = Time::HiRes::time;	907	my $t2 = EV::time;
724		908
725	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	909	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
726		910
727	db_put cache => "$id/data", $data;	911	db_put cache => "$id/data", $data;
728	db_put cache => "$id/md5" , $md5;	912	db_put cache => "$id/md5" , $md5;
729	db_put cache => "$id/meta", $meta;	913	db_put cache => "$id/meta", $meta;
730		914
…		…
740		924
741	=cut	925	=cut
742		926
743	sub datalog($@) {	927	sub datalog($@) {
744	my ($type, %kv) = @_;	928	my ($type, %kv) = @_;
745	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	929	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
746	}	930	}
747		931
748	=back	932	=back
749		933
750	=cut	934	=cut
…		…
945		1129
946	} elsif (exists $cb_id{$type}) {	1130	} elsif (exists $cb_id{$type}) {
947	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1131	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
948		1132
949	} elsif (ref $type) {	1133	} elsif (ref $type) {
950	warn "attaching objects not supported, ignoring.\n";	1134	error "attaching objects not supported, ignoring.\n";
951		1135
952	} else {	1136	} else {
953	shift @arg;	1137	shift @arg;
954	warn "attach argument '$type' not supported, ignoring.\n";	1138	error "attach argument '$type' not supported, ignoring.\n";
955	}	1139	}
956	}	1140	}
957	}	1141	}
958		1142
959	sub _object_attach {	1143	sub _object_attach {
…		…
969	_attach $registry, $klass, @attach;	1153	_attach $registry, $klass, @attach;
970	}	1154	}
971		1155
972	$obj->{$name} = \%arg;	1156	$obj->{$name} = \%arg;
973	} else {	1157	} else {
974	warn "object uses attachment '$name' which is not available, postponing.\n";	1158	info "object uses attachment '$name' which is not available, postponing.\n";
975	}	1159	}
976		1160
977	$obj->{_attachment}{$name} = undef;	1161	$obj->{_attachment}{$name} = undef;
978	}	1162	}
979		1163
…		…
1038		1222
1039	for (@$callbacks) {	1223	for (@$callbacks) {
1040	eval { &{$_->[1]} };	1224	eval { &{$_->[1]} };
1041		1225
1042	if ($@) {	1226	if ($@) {
1043	warn "$@";
1044	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1227	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
1045	override;	1228	override;
1046	}	1229	}
1047		1230
1048	return 1 if $override;	1231	return 1 if $override;
1049	}	1232	}
…		…
1128	for (@$attach) {	1311	for (@$attach) {
1129	my ($klass, @attach) = @$_;	1312	my ($klass, @attach) = @$_;
1130	_attach $registry, $klass, @attach;	1313	_attach $registry, $klass, @attach;
1131	}	1314	}
1132	} else {	1315	} else {
1133	warn "object uses attachment '$name' that is not available, postponing.\n";	1316	info "object uses attachment '$name' that is not available, postponing.\n";
1134	}	1317	}
1135	}	1318	}
1136	}	1319	}
1137		1320
1138	cf::attachable->attach (	1321	cf::attachable->attach (
…		…
1165	my ($filename, $rdata, $objs) = @_;	1348	my ($filename, $rdata, $objs) = @_;
1166		1349
1167	sync_job {	1350	sync_job {
1168	if (length $$rdata) {	1351	if (length $$rdata) {
1169	utf8::decode (my $decname = $filename);	1352	utf8::decode (my $decname = $filename);
1170	warn sprintf "saving %s (%d,%d)\n",	1353	trace sprintf "saving %s (%d,%d)\n",
1171	$decname, length $$rdata, scalar @$objs;	1354	$decname, length $$rdata, scalar @$objs
		1355	if $VERBOSE_IO;
1172		1356
1173	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1357	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1174	aio_chmod $fh, SAVE_MODE;	1358	aio_chmod $fh, SAVE_MODE;
1175	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1359	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1176	if ($cf::USE_FSYNC) {	1360	if ($cf::USE_FSYNC) {
…		…
1198	aio_rename "$filename~", $filename;	1382	aio_rename "$filename~", $filename;
1199		1383
1200	$filename =~ s%/[^/]+$%%;	1384	$filename =~ s%/[^/]+$%%;
1201	aio_pathsync $filename if $cf::USE_FSYNC;	1385	aio_pathsync $filename if $cf::USE_FSYNC;
1202	} else {	1386	} else {
1203	warn "unable to save objects: $filename~: $!\n";	1387	error "unable to save objects: $filename~: $!\n";
1204	}	1388	}
1205	} else {	1389	} else {
1206	aio_unlink $filename;	1390	aio_unlink $filename;
1207	aio_unlink "$filename.pst";	1391	aio_unlink "$filename.pst";
1208	}	1392	}
…		…
1232	my $st = eval { Coro::Storable::thaw $av };	1416	my $st = eval { Coro::Storable::thaw $av };
1233	$av = $st->{objs};	1417	$av = $st->{objs};
1234	}	1418	}
1235		1419
1236	utf8::decode (my $decname = $filename);	1420	utf8::decode (my $decname = $filename);
1237	warn sprintf "loading %s (%d,%d)\n",	1421	trace sprintf "loading %s (%d,%d)\n",
1238	$decname, length $data, scalar @{$av || []};	1422	$decname, length $data, scalar @{$av || []}
		1423	if $VERBOSE_IO;
1239		1424
1240	($data, $av)	1425	($data, $av)
1241	}	1426	}
1242		1427
1243	=head2 COMMAND CALLBACKS	1428	=head2 COMMAND CALLBACKS
…		…
1247	=cut	1432	=cut
1248		1433
1249	#############################################################################	1434	#############################################################################
1250	# command handling &c	1435	# command handling &c
1251		1436
1252	=item cf::register_command $name => \&callback($ob,$args);	1437	=item cf::register_command $name => \&callback($ob,$args)
1253		1438
1254	Register a callback for execution when the client sends the user command	1439	Register a callback for execution when the client sends the user command
1255	$name.	1440	$name.
1256		1441
1257	=cut	1442	=cut
…		…
1263	#warn "registering command '$name/$time' to '$caller'";	1448	#warn "registering command '$name/$time' to '$caller'";
1264		1449
1265	push @{ $COMMAND{$name} }, [$caller, $cb];	1450	push @{ $COMMAND{$name} }, [$caller, $cb];
1266	}	1451	}
1267		1452
1268	=item cf::register_extcmd $name => \&callback($pl,$packet);	1453	=item cf::register_extcmd $name => \&callback($pl,@args)
1269		1454
1270	Register a callback for execution when the client sends an (synchronous)	1455	Register a callback for execution when the client sends an (synchronous)
1271	extcmd packet. Ext commands will be processed in the order they are	1456	extcmd packet. Ext commands will be processed in the order they are
1272	received by the server, like other user commands. The first argument is	1457	received by the server, like other user commands. The first argument is
1273	the logged-in player. Ext commands can only be processed after a player	1458	the logged-in player. Ext commands can only be processed after a player
1274	has logged in successfully.	1459	has logged in successfully.
1275		1460
1276	If the callback returns something, it is sent back as if reply was being	1461	The values will be sent back to the client.
1277	called.
1278		1462
		1463	=item cf::register_async_extcmd $name => \&callback($pl,$reply->(...),@args)
		1464
		1465	Same as C<cf::register_extcmd>, but instead of returning values, the
		1466	callback needs to clal the C<$reply> function.
		1467
1279	=item cf::register_exticmd $name => \&callback($ns,$packet);	1468	=item cf::register_exticmd $name => \&callback($ns,@args)
1280		1469
1281	Register a callback for execution when the client sends an (asynchronous)	1470	Register a callback for execution when the client sends an (asynchronous)
1282	exticmd packet. Exti commands are processed by the server as soon as they	1471	exticmd packet. Exti commands are processed by the server as soon as they
1283	are received, i.e. out of order w.r.t. other commands. The first argument	1472	are received, i.e. out of order w.r.t. other commands. The first argument
1284	is a client socket. Exti commands can be received anytime, even before	1473	is a client socket. Exti commands can be received anytime, even before
1285	log-in.	1474	log-in.
1286		1475
1287	If the callback returns something, it is sent back as if reply was being	1476	The values will be sent back to the client.
1288	called.
1289		1477
1290	=cut	1478	=item cf::register_async_exticmd $name => \&callback($ns,$reply->(...),@args)
1291		1479
		1480	Same as C<cf::register_extcmd>, but instead of returning values, the
		1481	callback needs to clal the C<$reply> function.
		1482
		1483	=cut
		1484
1292	sub register_extcmd {	1485	sub register_extcmd($$) {
1293	my ($name, $cb) = @_;	1486	my ($name, $cb) = @_;
1294		1487
1295	$EXTCMD{$name} = $cb;	1488	$EXTCMD{$name} = $cb;
1296	}	1489	}
1297		1490
1298	sub register_exticmd {	1491	sub register_async_extcmd($$) {
1299	my ($name, $cb) = @_;	1492	my ($name, $cb) = @_;
1300		1493
		1494	$EXTACMD{$name} = $cb;
		1495	}
		1496
		1497	sub register_exticmd($$) {
		1498	my ($name, $cb) = @_;
		1499
1301	$EXTICMD{$name} = $cb;	1500	$EXTICMD{$name} = $cb;
1302	}	1501	}
1303		1502
		1503	sub register_async_exticmd($$) {
		1504	my ($name, $cb) = @_;
		1505
		1506	$EXTIACMD{$name} = $cb;
		1507	}
		1508
1304	use File::Glob ();	1509	use File::Glob ();
1305		1510
1306	cf::player->attach (	1511	cf::player->attach (
1307	on_command => sub {	1512	on_unknown_command => sub {
1308	my ($pl, $name, $params) = @_;	1513	my ($pl, $name, $params) = @_;
1309		1514
1310	my $cb = $COMMAND{$name}	1515	my $cb = $COMMAND{$name}
1311	or return;	1516	or return;
1312		1517
…		…
1320	my ($pl, $buf) = @_;	1525	my ($pl, $buf) = @_;
1321		1526
1322	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1527	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1323		1528
1324	if (ref $msg) {	1529	if (ref $msg) {
1325	my ($type, $reply, @payload) =	1530	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
1326	"ARRAY" eq ref $msg
1327	? @$msg
1328	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1329		1531
1330	my @reply;
1331
1332	if (my $cb = $EXTCMD{$type}) {	1532	if (my $cb = $EXTACMD{$type}) {
		1533	$cb->(
		1534	$pl,
		1535	sub {
		1536	$pl->ext_msg ("reply-$reply", @_)
		1537	if $reply;
		1538	},
		1539	@payload
		1540	);
		1541	} else {
		1542	my @reply;
		1543
		1544	if (my $cb = $EXTCMD{$type}) {
1333	@reply = $cb->($pl, @payload);	1545	@reply = $cb->($pl, @payload);
		1546	}
		1547
		1548	$pl->ext_msg ("reply-$reply", @reply)
		1549	if $reply;
1334	}	1550	}
1335		1551
1336	$pl->ext_reply ($reply, @reply)
1337	if $reply;
1338
1339	} else {	1552	} else {
1340	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1553	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1341	}	1554	}
1342		1555
1343	cf::override;	1556	cf::override;
1344	},	1557	},
1345	);	1558	);
…		…
1355	};	1568	};
1356		1569
1357	$grp	1570	$grp
1358	}	1571	}
1359		1572
		1573	sub _ext_cfg_reg($$$$) {
		1574	my ($rvar, $varname, $cfgname, $default) = @_;
		1575
		1576	$cfgname = lc $varname
		1577	unless length $cfgname;
		1578
		1579	$EXT_CFG{$cfgname} = [$rvar, $default];
		1580
		1581	$$rvar = exists $CFG{$cfgname} ? $CFG{$cfgname} : $default;
		1582	}
		1583
1360	sub load_extensions {	1584	sub load_extensions {
		1585	info "loading extensions...";
		1586
		1587	%EXT_CFG = ();
		1588
1361	cf::sync_job {	1589	cf::sync_job {
1362	my %todo;	1590	my %todo;
1363		1591
1364	for my $path (<$LIBDIR/*.ext>) {	1592	for my $path (<$LIBDIR/*.ext>) {
1365	next unless -r $path;	1593	next unless -r $path;
…		…
1383		1611
1384	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1612	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1385	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1613	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1386		1614
1387	$ext{source} =	1615	$ext{source} =
1388	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"	1616	"package $pkg; use common::sense;\n"
1389	. "#line 1 \"$path\"\n{\n"	1617	. "#line 1 \"$path\"\n{\n"
1390	. $source	1618	. $source
1391	. "\n};\n1";	1619	. "\n};\n1";
1392		1620
1393	$todo{$base} = \%ext;	1621	$todo{$base} = \%ext;
1394	}	1622	}
1395		1623
		1624	my $pass = 0;
1396	my %done;	1625	my %done;
1397	while (%todo) {	1626	while (%todo) {
1398	my $progress;	1627	my $progress;
1399		1628
		1629	++$pass;
		1630
		1631	ext:
1400	while (my ($k, $v) = each %todo) {	1632	while (my ($k, $v) = each %todo) {
1401	for (split /,\s*/, $v->{meta}{depends}) {	1633	for (split /,\s*/, $v->{meta}{depends}) {
1402	goto skip	1634	next ext
1403	unless exists $done{$_};	1635	unless exists $done{$_};
1404	}	1636	}
1405		1637
1406	warn "... loading '$k' into '$v->{pkg}'\n";	1638	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1407		1639
1408	unless (eval $v->{source}) {	1640	my $source = $v->{source};
		1641
		1642	# support "CONF varname :confname = default" pseudo-statements
		1643	$source =~ s{
		1644	^ CONF \s+ ([^\s:=]+) \s* (?:: \s* ([^\s:=]+) \s* )? = ([^\n#]+)
		1645	}{
		1646	"our \$$1; BEGIN { cf::_ext_cfg_reg \\\$$1, q\x00$1\x00, q\x00$2\x00, $3 }";
		1647	}gmxe;
		1648
		1649	my $active = eval $source;
		1650
		1651	if (length $@) {
1409	my $msg = $@ ? "$v->{path}: $@\n"	1652	error "$v->{path}: $@\n";
1410	: "$v->{base}: extension inactive.\n";
1411		1653
1412	if (exists $v->{meta}{mandatory}) {
1413	warn $msg;
1414	cf::cleanup "mandatory extension failed to load, exiting.";	1654	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1415	}	1655	if exists $v->{meta}{mandatory};
1416		1656
1417	warn $msg;	1657	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
		1658	delete $todo{$k};
		1659	} else {
		1660	$done{$k} = delete $todo{$k};
		1661	push @EXTS, $v->{pkg};
		1662	$progress = 1;
		1663
		1664	info "$v->{base}: extension inactive.\n"
		1665	unless $active;
1418	}	1666	}
1419
1420	$done{$k} = delete $todo{$k};
1421	push @EXTS, $v->{pkg};
1422	$progress = 1;
1423	}	1667	}
1424		1668
1425	skip:	1669	unless ($progress) {
1426	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1670	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1427	unless $progress;	1671
		1672	while (my ($k, $v) = each %todo) {
		1673	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1674	if exists $v->{meta}{mandatory};
		1675	}
		1676
		1677	last;
		1678	}
1428	}	1679	}
1429	};	1680	};
1430	}	1681	}
1431		1682
1432	#############################################################################	1683	#############################################################################
…		…
1516	$cf::PLAYER{$login} = $pl	1767	$cf::PLAYER{$login} = $pl
1517	}	1768	}
1518	}	1769	}
1519	}	1770	}
1520		1771
		1772	cf::player->attach (
		1773	on_load => sub {
		1774	my ($pl, $path) = @_;
		1775
		1776	# restore slots saved in save, below
		1777	my $slots = delete $pl->{_slots};
		1778
		1779	$pl->ob->current_weapon ($slots->[0]);
		1780	$pl->combat_ob ($slots->[1]);
		1781	$pl->ranged_ob ($slots->[2]);
		1782	},
		1783	);
		1784
1521	sub save($) {	1785	sub save($) {
1522	my ($pl) = @_;	1786	my ($pl) = @_;
1523		1787
1524	return if $pl->{deny_save};	1788	return if $pl->{deny_save};
1525		1789
…		…
1530		1794
1531	aio_mkdir playerdir $pl, 0770;	1795	aio_mkdir playerdir $pl, 0770;
1532	$pl->{last_save} = $cf::RUNTIME;	1796	$pl->{last_save} = $cf::RUNTIME;
1533		1797
1534	cf::get_slot 0.01;	1798	cf::get_slot 0.01;
		1799
		1800	# save slots, to be restored later
		1801	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1535		1802
1536	$pl->save_pl ($path);	1803	$pl->save_pl ($path);
1537	cf::cede_to_tick;	1804	cf::cede_to_tick;
1538	}	1805	}
1539		1806
…		…
1573	my $name = $pl->ob->name;	1840	my $name = $pl->ob->name;
1574		1841
1575	$pl->{deny_save} = 1;	1842	$pl->{deny_save} = 1;
1576	$pl->password ("*"); # this should lock out the player until we have nuked the dir	1843	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1577		1844
1578	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1845	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1579	$pl->deactivate;	1846	$pl->deactivate;
		1847
1580	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;	1848	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1581	$pl->ob->check_score;
1582	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1849	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1850	ext::highscore::check ($pl->ob);
		1851
1583	$pl->ns->destroy if $pl->ns;	1852	$pl->ns->destroy if $pl->ns;
1584		1853
1585	my $path = playerdir $pl;	1854	my $path = playerdir $pl;
1586	my $temp = "$path~$cf::RUNTIME~deleting~";	1855	my $temp = "$path~$cf::RUNTIME~deleting~";
1587	aio_rename $path, $temp;	1856	aio_rename $path, $temp;
…		…
1641	\@logins	1910	\@logins
1642	}	1911	}
1643		1912
1644	=item $player->maps	1913	=item $player->maps
1645		1914
		1915	=item cf::player::maps $login
		1916
1646	Returns an arrayref of map paths that are private for this	1917	Returns an arrayref of map paths that are private for this
1647	player. May block.	1918	player. May block.
1648		1919
1649	=cut	1920	=cut
1650		1921
…		…
1671		1942
1672	=item $protocol_xml = $player->expand_cfpod ($cfpod)	1943	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1673		1944
1674	Expand deliantra pod fragments into protocol xml.	1945	Expand deliantra pod fragments into protocol xml.
1675		1946
1676	=item $player->ext_reply ($msgid, @msg)
1677
1678	Sends an ext reply to the player.
1679
1680	=cut
1681
1682	sub ext_reply($$@) {
1683	my ($self, $id, @msg) = @_;
1684
1685	$self->ns->ext_reply ($id, @msg)
1686	}
1687
1688	=item $player->ext_msg ($type, @msg)	1947	=item $player->ext_msg ($type, @msg)
1689		1948
1690	Sends an ext event to the client.	1949	Sends an ext event to the client.
1691		1950
1692	=cut	1951	=cut
…		…
1711		1970
1712	=cut	1971	=cut
1713		1972
1714	sub find_by_path($) {	1973	sub find_by_path($) {
1715	my ($path) = @_;	1974	my ($path) = @_;
		1975
		1976	$path =~ s/^~[^\/]*//; # skip ~login
1716		1977
1717	my ($match, $specificity);	1978	my ($match, $specificity);
1718		1979
1719	for my $region (list) {	1980	for my $region (list) {
1720	if ($region->{match} && $path =~ $region->{match}) {	1981	if ($region->{match} && $path =~ $region->{match}) {
…		…
1749	sub generate_random_map {	2010	sub generate_random_map {
1750	my ($self, $rmp) = @_;	2011	my ($self, $rmp) = @_;
1751		2012
1752	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM	2013	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
1753		2014
1754	# mit "rum" bekleckern, nicht
1755	$self->_create_random_map (	2015	$self->_create_random_map ($rmp);
1756	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1757	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1758	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1759	$rmp->{exit_on_final_map},
1760	$rmp->{xsize}, $rmp->{ysize},
1761	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1762	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1763	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1764	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1765	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1766	(cf::region::find $rmp->{region}), $rmp->{custom}
1767	)
1768	}	2016	}
1769		2017
1770	=item cf::map->register ($regex, $prio)	2018	=item cf::map->register ($regex, $prio)
1771		2019
1772	Register a handler for the map path matching the given regex at the	2020	Register a handler for the map path matching the given regex at the
…		…
1777		2025
1778	sub register {	2026	sub register {
1779	my (undef, $regex, $prio) = @_;	2027	my (undef, $regex, $prio) = @_;
1780	my $pkg = caller;	2028	my $pkg = caller;
1781		2029
1782	no strict;
1783	push @{"$pkg\::ISA"}, __PACKAGE__;	2030	push @{"$pkg\::ISA"}, __PACKAGE__;
1784		2031
1785	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2032	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1786	}	2033	}
1787		2034
1788	# also paths starting with '/'	2035	# also paths starting with '/'
1789	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	2036	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1790		2037
1791	sub thawer_merge {	2038	sub thawer_merge {
1792	my ($self, $merge) = @_;	2039	my ($self, $merge) = @_;
1793		2040
1794	# we have to keep some variables in memory intact	2041	# we have to keep some variables in memory intact
…		…
1799	}	2046	}
1800		2047
1801	sub normalise {	2048	sub normalise {
1802	my ($path, $base) = @_;	2049	my ($path, $base) = @_;
1803		2050
1804	$path = "$path"; # make sure its a string	2051	$path = "$path"; # make sure it's a string
1805		2052
1806	$path =~ s/\.map$//;	2053	$path =~ s/\.map$//;
1807		2054
1808	# map plan:	2055	# map plan:
1809	#	2056	#
…		…
1824	$base =~ s{[^/]+/?$}{};	2071	$base =~ s{[^/]+/?$}{};
1825	$path = "$base/$path";	2072	$path = "$base/$path";
1826	}	2073	}
1827		2074
1828	for ($path) {	2075	for ($path) {
1829	redo if s{//}{/};
1830	redo if s{/\.?/}{/};	2076	redo if s{/\.?/}{/};
1831	redo if s{/[^/]+/\.\./}{/};	2077	redo if s{/[^/]+/\.\./}{/};
1832	}	2078	}
1833		2079
1834	$path	2080	$path
…		…
1848	$self->init; # pass $1 etc.	2094	$self->init; # pass $1 etc.
1849	return $self;	2095	return $self;
1850	}	2096	}
1851	}	2097	}
1852		2098
1853	Carp::cluck "unable to resolve path '$path' (base '$base').";	2099	Carp::cluck "unable to resolve path '$path' (base '$base')";
1854	()	2100	()
1855	}	2101	}
1856		2102
		2103	# may re-bless or do other evil things
1857	sub init {	2104	sub init {
1858	my ($self) = @_;	2105	my ($self) = @_;
1859		2106
1860	$self	2107	$self
1861	}	2108	}
…		…
1926	$self->{load_path} = $path;	2173	$self->{load_path} = $path;
1927		2174
1928	1	2175	1
1929	}	2176	}
1930		2177
		2178	# used to laod the header of an original map
1931	sub load_header_orig {	2179	sub load_header_orig {
1932	my ($self) = @_;	2180	my ($self) = @_;
1933		2181
1934	$self->load_header_from ($self->load_path)	2182	$self->load_header_from ($self->load_path)
1935	}	2183	}
1936		2184
		2185	# used to laod the header of an instantiated map
1937	sub load_header_temp {	2186	sub load_header_temp {
1938	my ($self) = @_;	2187	my ($self) = @_;
1939		2188
1940	$self->load_header_from ($self->save_path)	2189	$self->load_header_from ($self->save_path)
1941	}	2190	}
1942		2191
		2192	# called after loading the header from an instantiated map
1943	sub prepare_temp {	2193	sub prepare_temp {
1944	my ($self) = @_;	2194	my ($self) = @_;
1945		2195
1946	$self->last_access ((delete $self->{last_access})	2196	$self->last_access ((delete $self->{last_access})
1947	|| $cf::RUNTIME); #d#	2197	|| $cf::RUNTIME); #d#
1948	# safety	2198	# safety
1949	$self->{instantiate_time} = $cf::RUNTIME	2199	$self->{instantiate_time} = $cf::RUNTIME
1950	if $self->{instantiate_time} > $cf::RUNTIME;	2200	if $self->{instantiate_time} > $cf::RUNTIME;
1951	}	2201	}
1952		2202
		2203	# called after loading the header from an original map
1953	sub prepare_orig {	2204	sub prepare_orig {
1954	my ($self) = @_;	2205	my ($self) = @_;
1955		2206
1956	$self->{load_original} = 1;	2207	$self->{load_original} = 1;
1957	$self->{instantiate_time} = $cf::RUNTIME;	2208	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1981		2232
1982	sub find;	2233	sub find;
1983	sub find {	2234	sub find {
1984	my ($path, $origin) = @_;	2235	my ($path, $origin) = @_;
1985		2236
		2237	cf::cede_to_tick;
		2238
1986	$path = normalise $path, $origin && $origin->path;	2239	$path = normalise $path, $origin;
1987		2240
1988	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove	2241	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1989	my $guard2 = cf::lock_acquire "map_find:$path";	2242	my $guard2 = cf::lock_acquire "map_find:$path";
1990		2243
1991	$cf::MAP{$path} || do {	2244	$cf::MAP{$path} || do {
…		…
2008		2261
2009	$cf::MAP{$path} = $map	2262	$cf::MAP{$path} = $map
2010	}	2263	}
2011	}	2264	}
2012		2265
2013	sub pre_load { }	2266	sub pre_load { }
2014	sub post_load { }	2267	#sub post_load { } # XS
2015		2268
2016	sub load {	2269	sub load {
2017	my ($self) = @_;	2270	my ($self) = @_;
2018		2271
2019	local $self->{deny_reset} = 1; # loading can take a long time	2272	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2022		2275
2023	{	2276	{
2024	my $guard = cf::lock_acquire "map_data:$path";	2277	my $guard = cf::lock_acquire "map_data:$path";
2025		2278
2026	return unless $self->valid;	2279	return unless $self->valid;
2027	return unless $self->in_memory == cf::MAP_SWAPPED;	2280	return unless $self->state == cf::MAP_SWAPPED;
2028
2029	$self->in_memory (cf::MAP_LOADING);
2030		2281
2031	$self->alloc;	2282	$self->alloc;
2032		2283
2033	$self->pre_load;	2284	$self->pre_load;
2034	cf::cede_to_tick;	2285	cf::cede_to_tick;
2035		2286
		2287	if (exists $self->{load_path}) {
2036	my $f = new_from_file cf::object::thawer $self->{load_path};	2288	my $f = new_from_file cf::object::thawer $self->{load_path};
2037	$f->skip_block;	2289	$f->skip_block;
2038	$self->_load_objects ($f)	2290	$self->_load_objects ($f)
2039	or return;	2291	or return;
2040		2292
2041	$self->post_load_original	2293	$self->post_load_original
2042	if delete $self->{load_original};	2294	if delete $self->{load_original};
2043		2295
2044	if (my $uniq = $self->uniq_path) {	2296	if (my $uniq = $self->uniq_path) {
2045	utf8::encode $uniq;	2297	utf8::encode $uniq;
2046	unless (aio_stat $uniq) {	2298	unless (aio_stat $uniq) {
2047	if (my $f = new_from_file cf::object::thawer $uniq) {	2299	if (my $f = new_from_file cf::object::thawer $uniq) {
2048	$self->clear_unique_items;	2300	$self->clear_unique_items;
2049	$self->_load_objects ($f);	2301	$self->_load_objects ($f);
2050	$f->resolve_delayed_derefs;	2302	$f->resolve_delayed_derefs;
		2303	}
2051	}	2304	}
2052	}	2305	}
2053	}
2054		2306
2055	$f->resolve_delayed_derefs;	2307	$f->resolve_delayed_derefs;
		2308	} else {
		2309	$self->post_load_original
		2310	if delete $self->{load_original};
		2311	}
		2312
		2313	$self->state (cf::MAP_INACTIVE);
2056		2314
2057	cf::cede_to_tick;	2315	cf::cede_to_tick;
2058	# now do the right thing for maps	2316	# now do the right thing for maps
2059	$self->link_multipart_objects;	2317	$self->link_multipart_objects;
2060	$self->difficulty ($self->estimate_difficulty)	2318	$self->difficulty ($self->estimate_difficulty)
…		…
2064	unless ($self->{deny_activate}) {	2322	unless ($self->{deny_activate}) {
2065	$self->decay_objects;	2323	$self->decay_objects;
2066	$self->fix_auto_apply;	2324	$self->fix_auto_apply;
2067	$self->update_buttons;	2325	$self->update_buttons;
2068	cf::cede_to_tick;	2326	cf::cede_to_tick;
2069	$self->activate;	2327	#$self->activate; # no longer activate maps automatically
2070	}	2328	}
2071		2329
2072	$self->{last_save} = $cf::RUNTIME;	2330	$self->{last_save} = $cf::RUNTIME;
2073	$self->last_access ($cf::RUNTIME);	2331	$self->last_access ($cf::RUNTIME);
2074
2075	$self->in_memory (cf::MAP_ACTIVE);
2076	}	2332	}
2077		2333
2078	$self->post_load;	2334	$self->post_load;
2079	}
2080		2335
		2336	1
		2337	}
		2338
		2339	# customize the map for a given player, i.e.
		2340	# return the _real_ map. used by e.g. per-player
		2341	# maps to change the path to ~playername/mappath
2081	sub customise_for {	2342	sub customise_for {
2082	my ($self, $ob) = @_;	2343	my ($self, $ob) = @_;
2083		2344
2084	return find "~" . $ob->name . "/" . $self->{path}	2345	return find "~" . $ob->name . "/" . $self->{path}
2085	if $self->per_player;	2346	if $self->per_player;
…		…
2088	# if $self->per_party;	2349	# if $self->per_party;
2089		2350
2090	$self	2351	$self
2091	}	2352	}
2092		2353
2093	# find and load all maps in the 3x3 area around a map
2094	sub load_neighbours {
2095	my ($map) = @_;
2096
2097	my @neigh; # diagonal neighbours
2098
2099	for (0 .. 3) {
2100	my $neigh = $map->tile_path ($_)
2101	or next;
2102	$neigh = find $neigh, $map
2103	or next;
2104	$neigh->load;
2105
2106	push @neigh,
2107	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2108	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2109	}
2110
2111	for (grep defined $_->[0], @neigh) {
2112	my ($path, $origin) = @$_;
2113	my $neigh = find $path, $origin
2114	or next;
2115	$neigh->load;
2116	}
2117	}
2118
2119	sub find_sync {	2354	sub find_sync {
2120	my ($path, $origin) = @_;	2355	my ($path, $origin) = @_;
2121		2356
2122	cf::sync_job { find $path, $origin }	2357	# it's a bug to call this from the main context
		2358	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2359	if $Coro::current == $Coro::main;
		2360
		2361	find $path, $origin
2123	}	2362	}
2124		2363
2125	sub do_load_sync {	2364	sub do_load_sync {
2126	my ($map) = @_;	2365	my ($map) = @_;
2127		2366
		2367	# it's a bug to call this from the main context
2128	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2368	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2129	if $Coro::current == $Coro::main;	2369	if $Coro::current == $Coro::main;
2130		2370
2131	cf::sync_job { $map->load };	2371	$map->load;
2132	}	2372	}
2133		2373
2134	our %MAP_PREFETCH;	2374	our %MAP_PREFETCH;
2135	our $MAP_PREFETCHER = undef;	2375	our $MAP_PREFETCHER = undef;
2136		2376
2137	sub find_async {	2377	sub find_async {
2138	my ($path, $origin, $load) = @_;	2378	my ($path, $origin, $load) = @_;
2139		2379
2140	$path = normalise $path, $origin && $origin->{path};	2380	$path = normalise $path, $origin;
2141		2381
2142	if (my $map = $cf::MAP{$path}) {	2382	if (my $map = $cf::MAP{$path}) {
2143	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;	2383	return $map if !$load || $map->linkable;
2144	}	2384	}
2145		2385
2146	$MAP_PREFETCH{$path} |= $load;	2386	$MAP_PREFETCH{$path} |= $load;
2147		2387
2148	$MAP_PREFETCHER ||= cf::async {	2388	$MAP_PREFETCHER ||= cf::async {
…		…
2162	$MAP_PREFETCHER->prio (6);	2402	$MAP_PREFETCHER->prio (6);
2163		2403
2164	()	2404	()
2165	}	2405	}
2166		2406
		2407	# common code, used by both ->save and ->swapout
2167	sub save {	2408	sub _save {
2168	my ($self) = @_;	2409	my ($self) = @_;
2169
2170	my $lock = cf::lock_acquire "map_data:$self->{path}";
2171		2410
2172	$self->{last_save} = $cf::RUNTIME;	2411	$self->{last_save} = $cf::RUNTIME;
2173		2412
2174	return unless $self->dirty;	2413	return unless $self->dirty;
2175		2414
…		…
2195	} else {	2434	} else {
2196	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2435	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2197	}	2436	}
2198	}	2437	}
2199		2438
		2439	sub save {
		2440	my ($self) = @_;
		2441
		2442	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2443
		2444	$self->_save;
		2445	}
		2446
2200	sub swap_out {	2447	sub swap_out {
2201	my ($self) = @_;	2448	my ($self) = @_;
2202		2449
2203	# save first because save cedes
2204	$self->save;
2205
2206	my $lock = cf::lock_acquire "map_data:$self->{path}";	2450	my $lock = cf::lock_acquire "map_data:$self->{path}";
2207		2451
		2452	return if !$self->linkable;
		2453	return if $self->{deny_save};
2208	return if $self->players;	2454	return if $self->players;
2209	return if $self->in_memory != cf::MAP_ACTIVE;	2455
		2456	# first deactivate the map and "unlink" it from the core
		2457	$self->deactivate;
		2458	$_->clear_links_to ($self) for values %cf::MAP;
		2459	$self->state (cf::MAP_SWAPPED);
		2460
		2461	# then atomically save
		2462	$self->_save;
		2463
		2464	# then free the map
		2465	$self->clear;
		2466	}
		2467
		2468	sub reset_at {
		2469	my ($self) = @_;
		2470
		2471	# TODO: safety, remove and allow resettable per-player maps
2210	return if $self->{deny_save};	2472	return 1e99 if $self->{deny_reset};
2211		2473
		2474	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2475	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2476
		2477	$time + $to
		2478	}
		2479
		2480	sub should_reset {
		2481	my ($self) = @_;
		2482
		2483	$self->reset_at <= $cf::RUNTIME
		2484	}
		2485
		2486	sub reset {
		2487	my ($self) = @_;
		2488
		2489	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2490
		2491	return if $self->players;
		2492
		2493	cf::trace "resetting map ", $self->path, "\n";
		2494
2212	$self->in_memory (cf::MAP_SWAPPED);	2495	$self->state (cf::MAP_SWAPPED);
		2496
		2497	# need to save uniques path
		2498	unless ($self->{deny_save}) {
		2499	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2500
		2501	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2502	if $uniq;
		2503	}
		2504
		2505	delete $cf::MAP{$self->path};
2213		2506
2214	$self->deactivate;	2507	$self->deactivate;
2215	$_->clear_links_to ($self) for values %cf::MAP;	2508	$_->clear_links_to ($self) for values %cf::MAP;
2216	$self->clear;	2509	$self->clear;
2217	}
2218
2219	sub reset_at {
2220	my ($self) = @_;
2221
2222	# TODO: safety, remove and allow resettable per-player maps
2223	return 1e99 if $self->{deny_reset};
2224
2225	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2226	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2227
2228	$time + $to
2229	}
2230
2231	sub should_reset {
2232	my ($self) = @_;
2233
2234	$self->reset_at <= $cf::RUNTIME
2235	}
2236
2237	sub reset {
2238	my ($self) = @_;
2239
2240	my $lock = cf::lock_acquire "map_data:$self->{path}";
2241
2242	return if $self->players;
2243
2244	warn "resetting map ", $self->path, "\n";
2245
2246	$self->in_memory (cf::MAP_SWAPPED);
2247
2248	# need to save uniques path
2249	unless ($self->{deny_save}) {
2250	my $uniq = $self->uniq_path; utf8::encode $uniq;
2251
2252	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2253	if $uniq;
2254	}
2255
2256	delete $cf::MAP{$self->path};
2257
2258	$self->deactivate;
2259	$_->clear_links_to ($self) for values %cf::MAP;
2260	$self->clear;
2261		2510
2262	$self->unlink_save;	2511	$self->unlink_save;
2263	$self->destroy;	2512	$self->destroy;
2264	}	2513	}
2265		2514
…		…
2273		2522
2274	delete $cf::MAP{$self->path};	2523	delete $cf::MAP{$self->path};
2275		2524
2276	$self->unlink_save;	2525	$self->unlink_save;
2277		2526
2278	bless $self, "cf::map";	2527	bless $self, "cf::map::wrap";
2279	delete $self->{deny_reset};	2528	delete $self->{deny_reset};
2280	$self->{deny_save} = 1;	2529	$self->{deny_save} = 1;
2281	$self->reset_timeout (1);	2530	$self->reset_timeout (1);
2282	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2531	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2283		2532
…		…
2340	: normalise $_	2589	: normalise $_
2341	} @{ aio_readdir $UNIQUEDIR or [] }	2590	} @{ aio_readdir $UNIQUEDIR or [] }
2342	]	2591	]
2343	}	2592	}
2344		2593
		2594	=item cf::map::static_maps
		2595
		2596	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2597	file in the shared directory excluding F</styles> and F</editor>). May
		2598	block.
		2599
		2600	=cut
		2601
		2602	sub static_maps() {
		2603	my @dirs = "";
		2604	my @maps;
		2605
		2606	while (@dirs) {
		2607	my $dir = shift @dirs;
		2608
		2609	next if $dir eq "/styles" || $dir eq "/editor";
		2610
		2611	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2612	or return;
		2613
		2614	for (@$files) {
		2615	s/\.map$// or next;
		2616	utf8::decode $_;
		2617	push @maps, "$dir/$_";
		2618	}
		2619
		2620	push @dirs, map "$dir/$_", @$dirs;
		2621	}
		2622
		2623	\@maps
		2624	}
		2625
2345	=back	2626	=back
2346		2627
2347	=head3 cf::object	2628	=head3 cf::object
2348		2629
2349	=cut	2630	=cut
…		…
2481		2762
2482	Freezes the player and moves him/her to a special map (C<{link}>).	2763	Freezes the player and moves him/her to a special map (C<{link}>).
2483		2764
2484	The player should be reasonably safe there for short amounts of time (e.g.	2765	The player should be reasonably safe there for short amounts of time (e.g.
2485	for loading a map). You I<MUST> call C<leave_link> as soon as possible,	2766	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
2486	though, as the palyer cannot control the character while it is on the link	2767	though, as the player cannot control the character while it is on the link
2487	map.	2768	map.
2488		2769
2489	Will never block.	2770	Will never block.
2490		2771
2491	=item $player_object->leave_link ($map, $x, $y)	2772	=item $player_object->leave_link ($map, $x, $y)
…		…
2512	sub cf::object::player::enter_link {	2793	sub cf::object::player::enter_link {
2513	my ($self) = @_;	2794	my ($self) = @_;
2514		2795
2515	$self->deactivate_recursive;	2796	$self->deactivate_recursive;
2516		2797
		2798	++$self->{_link_recursion};
		2799
2517	return if UNIVERSAL::isa $self->map, "ext::map_link";	2800	return if UNIVERSAL::isa $self->map, "ext::map_link";
2518		2801
2519	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2802	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2520	if $self->map && $self->map->{path} ne "{link}";	2803	if $self->map && $self->map->{path} ne "{link}";
2521		2804
2522	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2805	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2523	}	2806	}
2524		2807
2525	sub cf::object::player::leave_link {	2808	sub cf::object::player::leave_link {
2526	my ($self, $map, $x, $y) = @_;	2809	my ($self, $map, $x, $y) = @_;
2527		2810
…		…
2544	($x, $y) = (-1, -1)	2827	($x, $y) = (-1, -1)
2545	unless (defined $x) && (defined $y);	2828	unless (defined $x) && (defined $y);
2546		2829
2547	# use -1 or undef as default coordinates, not 0, 0	2830	# use -1 or undef as default coordinates, not 0, 0
2548	($x, $y) = ($map->enter_x, $map->enter_y)	2831	($x, $y) = ($map->enter_x, $map->enter_y)
2549	if $x <=0 && $y <= 0;	2832	if $x <= 0 && $y <= 0;
2550		2833
2551	$map->load;	2834	$map->load;
2552	$map->load_neighbours;
2553		2835
2554	return unless $self->contr->active;	2836	return unless $self->contr->active;
2555		2837
2556	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2838	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2557	$self->enter_map ($map, $x, $y);	2839	if ($self->enter_map ($map, $x, $y)) {
2558		2840	# entering was successful
		2841	delete $self->{_link_recursion};
2559	# only activate afterwards, to support waiting in hooks	2842	# only activate afterwards, to support waiting in hooks
2560	$self->activate_recursive;	2843	$self->activate_recursive;
2561	}	2844	}
2562		2845
		2846	}
		2847
2563	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2848	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2564		2849
2565	Moves the player to the given map-path and coordinates by first freezing	2850	Moves the player to the given map-path and coordinates by first freezing
2566	her, loading and preparing them map, calling the provided $check callback	2851	her, loading and preparing them map, calling the provided $check callback
2567	that has to return the map if sucecssful, and then unfreezes the player on	2852	that has to return the map if sucecssful, and then unfreezes the player on
2568	the new (success) or old (failed) map position. In either case, $done will	2853	the new (success) or old (failed) map position. In either case, $done will
…		…
2575		2860
2576	our $GOTOGEN;	2861	our $GOTOGEN;
2577		2862
2578	sub cf::object::player::goto {	2863	sub cf::object::player::goto {
2579	my ($self, $path, $x, $y, $check, $done) = @_;	2864	my ($self, $path, $x, $y, $check, $done) = @_;
		2865
		2866	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2867	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2868	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2869	($path, $x, $y) = @$EMERGENCY_POSITION;
		2870	}
2580		2871
2581	# do generation counting so two concurrent goto's will be executed in-order	2872	# do generation counting so two concurrent goto's will be executed in-order
2582	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2873	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2583		2874
2584	$self->enter_link;	2875	$self->enter_link;
…		…
2604	($path, $x, $y) = (undef, undef, undef);	2895	($path, $x, $y) = (undef, undef, undef);
2605	}	2896	}
2606	}	2897	}
2607		2898
2608	my $map = eval {	2899	my $map = eval {
2609	my $map = defined $path ? cf::map::find $path : undef;	2900	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2610		2901
2611	if ($map) {	2902	if ($map) {
2612	$map = $map->customise_for ($self);	2903	$map = $map->customise_for ($self);
2613	$map = $check->($map) if $check && $map;	2904	$map = $check->($map, $x, $y, $self) if $check && $map;
2614	} else {	2905	} else {
2615	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2906	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2616	}	2907	}
2617		2908
2618	$map	2909	$map
…		…
2626	if ($gen == $self->{_goto_generation}) {	2917	if ($gen == $self->{_goto_generation}) {
2627	delete $self->{_goto_generation};	2918	delete $self->{_goto_generation};
2628	$self->leave_link ($map, $x, $y);	2919	$self->leave_link ($map, $x, $y);
2629	}	2920	}
2630		2921
2631	$done->() if $done;	2922	$done->($self) if $done;
2632	})->prio (1);	2923	})->prio (1);
2633	}	2924	}
2634		2925
2635	=item $player_object->enter_exit ($exit_object)	2926	=item $player_object->enter_exit ($exit_object)
2636		2927
…		…
2704	$Coro::current->{desc} = "enter_exit";	2995	$Coro::current->{desc} = "enter_exit";
2705		2996
2706	unless (eval {	2997	unless (eval {
2707	$self->deactivate_recursive; # just to be sure	2998	$self->deactivate_recursive; # just to be sure
2708		2999
2709	# random map handling
2710	{
2711	my $guard = cf::lock_acquire "exit_prepare:$exit";
2712
2713	prepare_random_map $exit
2714	if $exit->slaying eq "/!";
2715	}
2716
2717	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;	3000	my $map = cf::map::normalise $exit->slaying, $exit->map;
2718	my $x = $exit->stats->hp;	3001	my $x = $exit->stats->hp;
2719	my $y = $exit->stats->sp;	3002	my $y = $exit->stats->sp;
		3003
		3004	# special map handling
		3005	my $slaying = $exit->slaying;
		3006
		3007	# special map handling
		3008	if ($slaying eq "/!") {
		3009	my $guard = cf::lock_acquire "exit_prepare:$exit";
		3010
		3011	prepare_random_map $exit
		3012	if $exit->slaying eq "/!"; # need to re-check after getting the lock
		3013
		3014	$map = $exit->slaying;
		3015
		3016	} elsif ($slaying eq '!up') {
		3017	$map = $exit->map->tile_path (cf::TILE_UP);
		3018	$x = $exit->x;
		3019	$y = $exit->y;
		3020
		3021	} elsif ($slaying eq '!down') {
		3022	$map = $exit->map->tile_path (cf::TILE_DOWN);
		3023	$x = $exit->x;
		3024	$y = $exit->y;
		3025	}
2720		3026
2721	$self->goto ($map, $x, $y);	3027	$self->goto ($map, $x, $y);
2722		3028
2723	# if exit is damned, update players death & WoR home-position	3029	# if exit is damned, update players death & WoR home-position
2724	$self->contr->savebed ($map, $x, $y)	3030	$self->contr->savebed ($map, $x, $y)
…		…
2729	$self->message ("Something went wrong deep within the deliantra server. "	3035	$self->message ("Something went wrong deep within the deliantra server. "
2730	. "I'll try to bring you back to the map you were before. "	3036	. "I'll try to bring you back to the map you were before. "
2731	. "Please report this to the dungeon master!",	3037	. "Please report this to the dungeon master!",
2732	cf::NDI_UNIQUE | cf::NDI_RED);	3038	cf::NDI_UNIQUE | cf::NDI_RED);
2733		3039
2734	warn "ERROR in enter_exit: $@";	3040	error "ERROR in enter_exit: $@";
2735	$self->leave_link;	3041	$self->leave_link;
2736	}	3042	}
2737	})->prio (1);	3043	})->prio (1);
2738	}	3044	}
2739		3045
…		…
2751	sub cf::client::send_drawinfo {	3057	sub cf::client::send_drawinfo {
2752	my ($self, $text, $flags) = @_;	3058	my ($self, $text, $flags) = @_;
2753		3059
2754	utf8::encode $text;	3060	utf8::encode $text;
2755	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	3061	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		3062	}
		3063
		3064	=item $client->send_big_packet ($pkt)
		3065
		3066	Like C<send_packet>, but tries to compress large packets, and fragments
		3067	them as required.
		3068
		3069	=cut
		3070
		3071	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		3072
		3073	sub cf::client::send_big_packet {
		3074	my ($self, $pkt) = @_;
		3075
		3076	# try lzf for large packets
		3077	$pkt = "lzf " . Compress::LZF::compress $pkt
		3078	if 1024 <= length $pkt and $self->{can_lzf};
		3079
		3080	# split very large packets
		3081	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		3082	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		3083	$pkt = "frag";
		3084	}
		3085
		3086	$self->send_packet ($pkt);
2756	}	3087	}
2757		3088
2758	=item $client->send_msg ($channel, $msg, $color, [extra...])	3089	=item $client->send_msg ($channel, $msg, $color, [extra...])
2759		3090
2760	Send a drawinfo or msg packet to the client, formatting the msg for the	3091	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2764		3095
2765	=cut	3096	=cut
2766		3097
2767	# non-persistent channels (usually the info channel)	3098	# non-persistent channels (usually the info channel)
2768	our %CHANNEL = (	3099	our %CHANNEL = (
		3100	"c/motd" => {
		3101	id => "infobox",
		3102	title => "MOTD",
		3103	reply => undef,
		3104	tooltip => "The message of the day",
		3105	},
2769	"c/identify" => {	3106	"c/identify" => {
2770	id => "infobox",	3107	id => "infobox",
2771	title => "Identify",	3108	title => "Identify",
2772	reply => undef,	3109	reply => undef,
2773	tooltip => "Items recently identified",	3110	tooltip => "Items recently identified",
…		…
2775	"c/examine" => {	3112	"c/examine" => {
2776	id => "infobox",	3113	id => "infobox",
2777	title => "Examine",	3114	title => "Examine",
2778	reply => undef,	3115	reply => undef,
2779	tooltip => "Signs and other items you examined",	3116	tooltip => "Signs and other items you examined",
		3117	},
		3118	"c/shopinfo" => {
		3119	id => "infobox",
		3120	title => "Shop Info",
		3121	reply => undef,
		3122	tooltip => "What your bargaining skill tells you about the shop",
2780	},	3123	},
2781	"c/book" => {	3124	"c/book" => {
2782	id => "infobox",	3125	id => "infobox",
2783	title => "Book",	3126	title => "Book",
2784	reply => undef,	3127	reply => undef,
…		…
2900	my $pkt = "msg "	3243	my $pkt = "msg "
2901	. $self->{json_coder}->encode (	3244	. $self->{json_coder}->encode (
2902	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]	3245	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2903	);	3246	);
2904		3247
2905	# try lzf for large packets
2906	$pkt = "lzf " . Compress::LZF::compress $pkt
2907	if 1024 <= length $pkt and $self->{can_lzf};
2908
2909	# split very large packets
2910	if (8192 < length $pkt and $self->{can_lzf}) {
2911	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2912	$pkt = "frag";
2913	}
2914
2915	$self->send_packet ($pkt);	3248	$self->send_big_packet ($pkt);
2916	}	3249	}
2917		3250
2918	=item $client->ext_msg ($type, @msg)	3251	=item $client->ext_msg ($type, @msg)
2919		3252
2920	Sends an ext event to the client.	3253	Sends an ext event to the client.
…		…
2922	=cut	3255	=cut
2923		3256
2924	sub cf::client::ext_msg($$@) {	3257	sub cf::client::ext_msg($$@) {
2925	my ($self, $type, @msg) = @_;	3258	my ($self, $type, @msg) = @_;
2926		3259
2927	if ($self->extcmd == 2) {
2928	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3260	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2929	} elsif ($self->extcmd == 1) { # TODO: remove
2930	push @msg, msgtype => "event_$type";
2931	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2932	}
2933	}
2934
2935	=item $client->ext_reply ($msgid, @msg)
2936
2937	Sends an ext reply to the client.
2938
2939	=cut
2940
2941	sub cf::client::ext_reply($$@) {
2942	my ($self, $id, @msg) = @_;
2943
2944	if ($self->extcmd == 2) {
2945	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2946	} elsif ($self->extcmd == 1) {
2947	#TODO: version 1, remove
2948	unshift @msg, msgtype => "reply", msgid => $id;
2949	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2950	}
2951	}	3261	}
2952		3262
2953	=item $success = $client->query ($flags, "text", \&cb)	3263	=item $success = $client->query ($flags, "text", \&cb)
2954		3264
2955	Queues a query to the client, calling the given callback with	3265	Queues a query to the client, calling the given callback with
…		…
3010	my ($ns, $buf) = @_;	3320	my ($ns, $buf) = @_;
3011		3321
3012	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3322	my $msg = eval { $ns->{json_coder}->decode ($buf) };
3013		3323
3014	if (ref $msg) {	3324	if (ref $msg) {
3015	my ($type, $reply, @payload) =	3325	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
3016	"ARRAY" eq ref $msg
3017	? @$msg
3018	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
3019		3326
3020	my @reply;
3021
3022	if (my $cb = $EXTICMD{$type}) {	3327	if (my $cb = $EXTIACMD{$type}) {
		3328	$cb->(
		3329	$ns,
		3330	sub {
		3331	$ns->ext_msg ("reply-$reply", @_)
		3332	if $reply;
		3333	},
		3334	@payload
		3335	);
		3336	} else {
		3337	my @reply;
		3338
		3339	if (my $cb = $EXTICMD{$type}) {
3023	@reply = $cb->($ns, @payload);	3340	@reply = $cb->($ns, @payload);
		3341	}
		3342
		3343	$ns->ext_msg ("reply-$reply", @reply)
		3344	if $reply;
3024	}	3345	}
3025
3026	$ns->ext_reply ($reply, @reply)
3027	if $reply;
3028
3029	} else {	3346	} else {
3030	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3347	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
3031	}	3348	}
3032		3349
3033	cf::override;	3350	cf::override;
3034	},	3351	},
3035	);	3352	);
…		…
3055		3372
3056	$coro	3373	$coro
3057	}	3374	}
3058		3375
3059	cf::client->attach (	3376	cf::client->attach (
3060	on_destroy => sub {	3377	on_client_destroy => sub {
3061	my ($ns) = @_;	3378	my ($ns) = @_;
3062		3379
3063	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3380	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
3064	},	3381	},
3065	);	3382	);
…		…
3081	our $safe_hole = new Safe::Hole;	3398	our $safe_hole = new Safe::Hole;
3082		3399
3083	$SIG{FPE} = 'IGNORE';	3400	$SIG{FPE} = 'IGNORE';
3084		3401
3085	$safe->permit_only (Opcode::opset qw(	3402	$safe->permit_only (Opcode::opset qw(
3086	:base_core :base_mem :base_orig :base_math	3403	:base_core :base_mem :base_orig :base_math :base_loop
3087	grepstart grepwhile mapstart mapwhile	3404	grepstart grepwhile mapstart mapwhile
3088	sort time	3405	sort time
3089	));	3406	));
3090		3407
3091	# here we export the classes and methods available to script code	3408	# here we export the classes and methods available to script code
…		…
3116	decrease split destroy change_exp value msg lore send_msg)],	3433	decrease split destroy change_exp value msg lore send_msg)],
3117	["cf::object::player" => qw(player)],	3434	["cf::object::player" => qw(player)],
3118	["cf::player" => qw(peaceful send_msg)],	3435	["cf::player" => qw(peaceful send_msg)],
3119	["cf::map" => qw(trigger)],	3436	["cf::map" => qw(trigger)],
3120	) {	3437	) {
3121	no strict 'refs';
3122	my ($pkg, @funs) = @$_;	3438	my ($pkg, @funs) = @$_;
3123	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3439	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3124	for @funs;	3440	for @funs;
3125	}	3441	}
3126		3442
…		…
3143	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3459	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3144	$qcode =~ s/\n/\\n/g;	3460	$qcode =~ s/\n/\\n/g;
3145		3461
3146	%vars = (_dummy => 0) unless %vars;	3462	%vars = (_dummy => 0) unless %vars;
3147		3463
		3464	my @res;
3148	local $_;	3465	local $_;
3149	local @safe::cf::_safe_eval_args = values %vars;
3150		3466
3151	my $eval =	3467	my $eval =
3152	"do {\n"	3468	"do {\n"
3153	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3469	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3154	. "#line 0 \"{$qcode}\"\n"	3470	. "#line 0 \"{$qcode}\"\n"
3155	. $code	3471	. $code
3156	. "\n}"	3472	. "\n}"
3157	;	3473	;
3158		3474
		3475	if ($CFG{safe_eval}) {
3159	sub_generation_inc;	3476	sub_generation_inc;
		3477	local @safe::cf::_safe_eval_args = values %vars;
3160	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3478	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3161	sub_generation_inc;	3479	sub_generation_inc;
		3480	} else {
		3481	local @cf::_safe_eval_args = values %vars;
		3482	@res = wantarray ? eval eval : scalar eval $eval;
		3483	}
3162		3484
3163	if ($@) {	3485	if ($@) {
3164	warn "$@";	3486	warn "$@",
3165	warn "while executing safe code '$code'\n";	3487	"while executing safe code '$code'\n",
3166	warn "with arguments " . (join " ", %vars) . "\n";	3488	"with arguments " . (join " ", %vars) . "\n";
3167	}	3489	}
3168		3490
3169	wantarray ? @res : $res[0]	3491	wantarray ? @res : $res[0]
3170	}	3492	}
3171		3493
…		…
3185	=cut	3507	=cut
3186		3508
3187	sub register_script_function {	3509	sub register_script_function {
3188	my ($fun, $cb) = @_;	3510	my ($fun, $cb) = @_;
3189		3511
3190	no strict 'refs';	3512	$fun = "safe::$fun" if $CFG{safe_eval};
3191	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3513	*$fun = $safe_hole->wrap ($cb);
3192	}	3514	}
3193		3515
3194	=back	3516	=back
3195		3517
3196	=cut	3518	=cut
3197		3519
3198	#############################################################################	3520	#############################################################################
3199	# the server's init and main functions	3521	# the server's init and main functions
		3522
		3523	our %FACEHASH; # hash => idx, #d# HACK for http server
		3524
		3525	# internal api, not fianlised
		3526	sub set_face {
		3527	my ($name, $type, $data) = @_;
		3528
		3529	my $idx = cf::face::find $name;
		3530
		3531	if ($idx) {
		3532	delete $FACEHASH{cf::face::get_chksum $idx};
		3533	} else {
		3534	$idx = cf::face::alloc $name;
		3535	}
		3536
		3537	my $hash = cf::face::mangle_chksum Digest::MD5::md5 $data;
		3538
		3539	cf::face::set_type $idx, $type;
		3540	cf::face::set_data $idx, 0, $data, $hash;
		3541	cf::face::set_meta $idx, $type & 1 ? undef : undef;
		3542	$FACEHASH{$hash} = $idx;#d#
		3543
		3544	$idx
		3545	}
3200		3546
3201	sub load_facedata($) {	3547	sub load_facedata($) {
3202	my ($path) = @_;	3548	my ($path) = @_;
3203		3549
3204	# HACK to clear player env face cache, we need some signal framework	3550	# HACK to clear player env face cache, we need some signal framework
3205	# for this (global event?)	3551	# for this (global event?)
3206	%ext::player_env::MUSIC_FACE_CACHE = ();	3552	%ext::player_env::MUSIC_FACE_CACHE = ();
3207		3553
3208	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3554	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3209		3555
3210	warn "loading facedata from $path\n";	3556	trace "loading facedata from $path\n";
3211		3557
3212	my $facedata;	3558	my $facedata = decode_storable load_file $path;
3213	0 < aio_load $path, $facedata
3214	or die "$path: $!";
3215
3216	$facedata = Coro::Storable::thaw $facedata;
3217		3559
3218	$facedata->{version} == 2	3560	$facedata->{version} == 2
3219	or cf::cleanup "$path: version mismatch, cannot proceed.";	3561	or cf::cleanup "$path: version mismatch, cannot proceed.";
3220		3562
3221	# patch in the exptable
3222	$facedata->{resource}{"res/exp_table"} = {
3223	type => FT_RSRC,
3224	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
3225	};
3226	cf::cede_to_tick;	3563	cf::cede_to_tick;
3227		3564
3228	{	3565	{
3229	my $faces = $facedata->{faceinfo};	3566	my $faces = delete $facedata->{faceinfo};
3230		3567
3231	while (my ($face, $info) = each %$faces) {	3568	for my $face (sort keys %$faces) {
		3569	my $info = $faces->{$face};
3232	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3570	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3233		3571
3234	cf::face::set_visibility $idx, $info->{visibility};	3572	cf::face::set_visibility $idx, $info->{visibility};
3235	cf::face::set_magicmap $idx, $info->{magicmap};	3573	cf::face::set_magicmap $idx, $info->{magicmap};
3236	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3574	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3237	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3575	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
3238		3576	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
		3577	$FACEHASH{$info->{hash64}} = $idx;#d#
		3578
3239	cf::cede_to_tick;	3579	cf::cede_to_tick;
3240	}	3580	}
3241		3581
3242	while (my ($face, $info) = each %$faces) {	3582	while (my ($face, $info) = each %$faces) {
3243	next unless $info->{smooth};	3583	next unless $info->{smooth};
…		…
3247		3587
3248	if (my $smooth = cf::face::find $info->{smooth}) {	3588	if (my $smooth = cf::face::find $info->{smooth}) {
3249	cf::face::set_smooth $idx, $smooth;	3589	cf::face::set_smooth $idx, $smooth;
3250	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3590	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3251	} else {	3591	} else {
3252	warn "smooth face '$info->{smooth}' not found for face '$face'";	3592	error "smooth face '$info->{smooth}' not found for face '$face'";
3253	}	3593	}
3254		3594
3255	cf::cede_to_tick;	3595	cf::cede_to_tick;
3256	}	3596	}
3257	}	3597	}
3258		3598
3259	{	3599	{
3260	my $anims = $facedata->{animinfo};	3600	my $anims = delete $facedata->{animinfo};
3261		3601
3262	while (my ($anim, $info) = each %$anims) {	3602	while (my ($anim, $info) = each %$anims) {
3263	cf::anim::set $anim, $info->{frames}, $info->{facings};	3603	cf::anim::set $anim, $info->{frames}, $info->{facings};
3264	cf::cede_to_tick;	3604	cf::cede_to_tick;
3265	}	3605	}
3266		3606
3267	cf::anim::invalidate_all; # d'oh	3607	cf::anim::invalidate_all; # d'oh
3268	}	3608	}
3269		3609
3270	{	3610	{
3271	# TODO: for gcfclient pleasure, we should give resources
3272	# that gcfclient doesn't grok a >10000 face index.
3273	my $res = $facedata->{resource};	3611	my $res = delete $facedata->{resource};
3274		3612
3275	while (my ($name, $info) = each %$res) {	3613	while (my ($name, $info) = each %$res) {
3276	if (defined $info->{type}) {	3614	if (defined (my $type = $info->{type})) {
		3615	# TODO: different hash - must free and use new index, or cache ixface data queue
3277	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3616	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3278	my $data;
3279		3617
3280	if ($info->{type} & 1) {
3281	# prepend meta info
3282
3283	my $meta = $enc->encode ({
3284	name => $name,
3285	%{ $info->{meta} || {} },
3286	});
3287
3288	$data = pack "(w/a*)*", $meta, $info->{data};
3289	} else {
3290	$data = $info->{data};
3291	}
3292
3293	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3294	cf::face::set_type $idx, $info->{type};	3618	cf::face::set_type $idx, $type;
		3619	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
		3620	cf::face::set_meta $idx, $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
		3621	$FACEHASH{$info->{hash}} = $idx;#d#
3295	} else {	3622	} else {
3296	$RESOURCE{$name} = $info;	3623	# $RESOURCE{$name} = $info; # unused
3297	}	3624	}
3298		3625
3299	cf::cede_to_tick;	3626	cf::cede_to_tick;
3300	}	3627	}
3301	}	3628	}
3302		3629
3303	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);	3630	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3304		3631
3305	1	3632	1
3306	}	3633	}
3307
3308	cf::global->attach (on_resource_update => sub {
3309	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3310	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3311
3312	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3313	my $sound = $soundconf->{compat}[$_]
3314	or next;
3315
3316	my $face = cf::face::find "sound/$sound->[1]";
3317	cf::sound::set $sound->[0] => $face;
3318	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3319	}
3320
3321	while (my ($k, $v) = each %{$soundconf->{event}}) {
3322	my $face = cf::face::find "sound/$v";
3323	cf::sound::set $k => $face;
3324	}
3325	}
3326	});
3327		3634
3328	register_exticmd fx_want => sub {	3635	register_exticmd fx_want => sub {
3329	my ($ns, $want) = @_;	3636	my ($ns, $want) = @_;
3330		3637
3331	while (my ($k, $v) = each %$want) {	3638	while (my ($k, $v) = each %$want) {
…		…
3339	my $status = load_resource_file_ $_[0];	3646	my $status = load_resource_file_ $_[0];
3340	get_slot 0.1, 100;	3647	get_slot 0.1, 100;
3341	cf::arch::commit_load;	3648	cf::arch::commit_load;
3342		3649
3343	$status	3650	$status
		3651	}
		3652
		3653	sub reload_exp_table {
		3654	_reload_exp_table;
		3655
		3656	set_face "res/exp_table" => FT_RSRC,
		3657	JSON::XS->new->utf8->canonical->encode (
		3658	[map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]
		3659	);
		3660	}
		3661
		3662	sub reload_materials {
		3663	_reload_materials;
3344	}	3664	}
3345		3665
3346	sub reload_regions {	3666	sub reload_regions {
3347	# HACK to clear player env face cache, we need some signal framework	3667	# HACK to clear player env face cache, we need some signal framework
3348	# for this (global event?)	3668	# for this (global event?)
…		…
3363	}	3683	}
3364		3684
3365	sub reload_archetypes {	3685	sub reload_archetypes {
3366	load_resource_file "$DATADIR/archetypes"	3686	load_resource_file "$DATADIR/archetypes"
3367	or die "unable to load archetypes\n";	3687	or die "unable to load archetypes\n";
		3688
		3689	set_face "res/skill_info" => FT_RSRC,
		3690	JSON::XS->new->utf8->canonical->encode (
		3691	[map [cf::arch::skillvec ($_)->name], 0 .. cf::arch::skillvec_size - 1]
		3692	);
		3693	set_face "res/spell_paths" => FT_RSRC,
		3694	JSON::XS->new->utf8->canonical->encode (
		3695	[map [cf::spellpathnames ($_)], 0 .. NRSPELLPATHS - 1]
		3696	);
3368	}	3697	}
3369		3698
3370	sub reload_treasures {	3699	sub reload_treasures {
3371	load_resource_file "$DATADIR/treasures"	3700	load_resource_file "$DATADIR/treasures"
3372	or die "unable to load treasurelists\n";	3701	or die "unable to load treasurelists\n";
3373	}	3702	}
3374		3703
		3704	sub reload_sound {
		3705	trace "loading sound config from $DATADIR/sound\n";
		3706
		3707	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3708
		3709	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3710	my $sound = $soundconf->{compat}[$_]
		3711	or next;
		3712
		3713	my $face = cf::face::find "sound/$sound->[1]";
		3714	cf::sound::set $sound->[0] => $face;
		3715	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3716	}
		3717
		3718	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3719	my $face = cf::face::find "sound/$v";
		3720	cf::sound::set $k => $face;
		3721	}
		3722	}
		3723
3375	sub reload_resources {	3724	sub reload_resources {
3376	warn "reloading resource files...\n";	3725	trace "reloading resource files...\n";
3377		3726
		3727	reload_materials;
3378	reload_facedata;	3728	reload_facedata;
		3729	reload_exp_table;
		3730	reload_sound;
3379	reload_archetypes;	3731	reload_archetypes;
3380	reload_regions;	3732	reload_regions;
3381	reload_treasures;	3733	reload_treasures;
3382		3734
3383	warn "finished reloading resource files\n";	3735	trace "finished reloading resource files\n";
3384	}	3736	}
3385		3737
3386	sub reload_config {	3738	sub reload_config {
3387	open my $fh, "<:utf8", "$CONFDIR/config"	3739	trace "reloading config file...\n";
3388	or return;
3389		3740
3390	local $/;	3741	my $config = load_file "$CONFDIR/config";
3391	*CFG = YAML::Load <$fh>;	3742	utf8::decode $config;
		3743	*CFG = decode_yaml $config;
3392		3744
3393	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3745	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3394		3746
3395	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3747	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3396	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3748	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3397		3749
3398	if (exists $CFG{mlockall}) {	3750	if (exists $CFG{mlockall}) {
…		…
3422	seek $fh, 0, 0;	3774	seek $fh, 0, 0;
3423	print $fh $$;	3775	print $fh $$;
3424	}	3776	}
3425		3777
3426	sub main_loop {	3778	sub main_loop {
3427	warn "EV::loop starting\n";	3779	trace "EV::loop starting\n";
3428	if (1) {	3780	if (1) {
3429	EV::loop;	3781	EV::loop;
3430	}	3782	}
3431	warn "EV::loop returned\n";	3783	trace "EV::loop returned\n";
3432	goto &main_loop unless $REALLY_UNLOOP;	3784	goto &main_loop unless $REALLY_UNLOOP;
3433	}	3785	}
3434		3786
3435	sub main {	3787	sub main {
3436	cf::init_globals; # initialise logging	3788	cf::init_globals; # initialise logging
3437		3789
3438	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;	3790	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
3439	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";	3791	LOG llevInfo, "Copyright (C) 2005-2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
3440	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";	3792	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
3441	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";	3793	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
3442		3794
3443	cf::init_experience;
3444	cf::init_anim;
3445	cf::init_attackmess;
3446	cf::init_dynamic;
3447
3448	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3795	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3449		3796
3450	# we must not ever block the main coroutine	3797	# we must not ever block the main coroutine
3451	local $Coro::idle = sub {	3798	$Coro::idle = sub {
3452	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3799	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3453	(async {	3800	(async {
3454	$Coro::current->{desc} = "IDLE BUG HANDLER";	3801	$Coro::current->{desc} = "IDLE BUG HANDLER";
3455	EV::loop EV::LOOP_ONESHOT;	3802	EV::loop EV::LOOP_ONESHOT;
3456	})->prio (Coro::PRIO_MAX);	3803	})->prio (Coro::PRIO_MAX);
3457	};	3804	};
3458		3805
3459	evthread_start IO::AIO::poll_fileno;	3806	evthread_start IO::AIO::poll_fileno;
3460		3807
3461	cf::sync_job {	3808	cf::sync_job {
		3809	cf::incloader::init ();
		3810
		3811	db_init;
		3812
		3813	cf::init_anim;
		3814	cf::init_attackmess;
		3815	cf::init_dynamic;
		3816
		3817	cf::load_settings;
		3818
3462	reload_resources;	3819	reload_resources;
3463	reload_config;	3820	reload_config;
3464	db_init;
3465		3821
3466	cf::load_settings;
3467	cf::load_materials;
3468	cf::init_uuid;	3822	cf::init_uuid;
3469	cf::init_signals;	3823	cf::init_signals;
3470	cf::init_commands;
3471	cf::init_skills;	3824	cf::init_skills;
3472		3825
3473	cf::init_beforeplay;	3826	cf::init_beforeplay;
3474		3827
3475	atomic;	3828	atomic;
…		…
3480		3833
3481	# no (long-running) fork's whatsoever before this point(!)	3834	# no (long-running) fork's whatsoever before this point(!)
3482	use POSIX ();	3835	use POSIX ();
3483	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};	3836	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
3484		3837
3485	(pop @POST_INIT)->(0) while @POST_INIT;	3838	cf::_post_init 0;
3486	};	3839	};
3487		3840
		3841	cf::object::thawer::errors_are_fatal 0;
		3842	info "parse errors in files are no longer fatal from this point on.\n";
		3843
		3844	AE::postpone {
		3845	undef &main; # free gobs of memory :)
		3846	};
		3847
3488	main_loop;	3848	goto &main_loop;
3489	}	3849	}
3490		3850
3491	#############################################################################	3851	#############################################################################
3492	# initialisation and cleanup	3852	# initialisation and cleanup
3493		3853
3494	# install some emergency cleanup handlers	3854	# install some emergency cleanup handlers
3495	BEGIN {	3855	BEGIN {
3496	our %SIGWATCHER = ();	3856	our %SIGWATCHER = ();
3497	for my $signal (qw(INT HUP TERM)) {	3857	for my $signal (qw(INT HUP TERM)) {
3498	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3858	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3499	cf::cleanup "SIG$signal";	3859	cf::cleanup "SIG$signal";
3500	};	3860	};
3501	}	3861	}
3502	}	3862	}
3503		3863
3504	sub write_runtime_sync {	3864	sub write_runtime_sync {
		3865	my $t0 = AE::time;
		3866
3505	# first touch the runtime file to show we are still running:	3867	# first touch the runtime file to show we are still running:
3506	# the fsync below can take a very very long time.	3868	# the fsync below can take a very very long time.
3507		3869
3508	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;	3870	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3509		3871
3510	my $guard = cf::lock_acquire "write_runtime";	3872	my $guard = cf::lock_acquire "write_runtime";
3511		3873
3512	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644	3874	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3513	or return;	3875	or return;
3514		3876
3515	my $value = $cf::RUNTIME + 90 + 10;	3877	my $value = $cf::RUNTIME + 90 + 10;
3516	# 10 is the runtime save interval, for a monotonic clock	3878	# 10 is the runtime save interval, for a monotonic clock
3517	# 60 allows for the watchdog to kill the server.	3879	# 60 allows for the watchdog to kill the server.
…		…
3530	or return;	3892	or return;
3531		3893
3532	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE	3894	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3533	and return;	3895	and return;
3534		3896
3535	warn "runtime file written.\n";	3897	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3536		3898
3537	1	3899	1
3538	}	3900	}
3539		3901
3540	our $uuid_lock;	3902	our $uuid_lock;
…		…
3552	or return;	3914	or return;
3553		3915
3554	my $value = uuid_seq uuid_cur;	3916	my $value = uuid_seq uuid_cur;
3555		3917
3556	unless ($value) {	3918	unless ($value) {
3557	warn "cowardly refusing to write zero uuid value!\n";	3919	info "cowardly refusing to write zero uuid value!\n";
3558	return;	3920	return;
3559	}	3921	}
3560		3922
3561	my $value = uuid_str $value + $uuid_skip;	3923	my $value = uuid_str $value + $uuid_skip;
3562	$uuid_skip = 0;	3924	$uuid_skip = 0;
…		…
3572	or return;	3934	or return;
3573		3935
3574	aio_rename "$uuid~", $uuid	3936	aio_rename "$uuid~", $uuid
3575	and return;	3937	and return;
3576		3938
3577	warn "uuid file written ($value).\n";	3939	trace "uuid file written ($value).\n";
3578		3940
3579	1	3941	1
3580		3942
3581	}	3943	}
3582		3944
…		…
3588	}	3950	}
3589		3951
3590	sub emergency_save() {	3952	sub emergency_save() {
3591	my $freeze_guard = cf::freeze_mainloop;	3953	my $freeze_guard = cf::freeze_mainloop;
3592		3954
3593	warn "emergency_perl_save: enter\n";	3955	info "emergency_perl_save: enter\n";
		3956
		3957	# this is a trade-off: we want to be very quick here, so
		3958	# save all maps without fsync, and later call a global sync
		3959	# (which in turn might be very very slow)
		3960	local $USE_FSYNC = 0;
3594		3961
3595	cf::sync_job {	3962	cf::sync_job {
3596	# this is a trade-off: we want to be very quick here, so	3963	cf::write_runtime_sync; # external watchdog should not bark
3597	# save all maps without fsync, and later call a global sync
3598	# (which in turn might be very very slow)
3599	local $USE_FSYNC = 0;
3600		3964
3601	# use a peculiar iteration method to avoid tripping on perl	3965	# use a peculiar iteration method to avoid tripping on perl
3602	# refcount bugs in for. also avoids problems with players	3966	# refcount bugs in for. also avoids problems with players
3603	# and maps saved/destroyed asynchronously.	3967	# and maps saved/destroyed asynchronously.
3604	warn "emergency_perl_save: begin player save\n";	3968	info "emergency_perl_save: begin player save\n";
3605	for my $login (keys %cf::PLAYER) {	3969	for my $login (keys %cf::PLAYER) {
3606	my $pl = $cf::PLAYER{$login} or next;	3970	my $pl = $cf::PLAYER{$login} or next;
3607	$pl->valid or next;	3971	$pl->valid or next;
3608	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3972	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3609	$pl->save;	3973	$pl->save;
3610	}	3974	}
3611	warn "emergency_perl_save: end player save\n";	3975	info "emergency_perl_save: end player save\n";
3612		3976
		3977	cf::write_runtime_sync; # external watchdog should not bark
		3978
3613	warn "emergency_perl_save: begin map save\n";	3979	info "emergency_perl_save: begin map save\n";
3614	for my $path (keys %cf::MAP) {	3980	for my $path (keys %cf::MAP) {
3615	my $map = $cf::MAP{$path} or next;	3981	my $map = $cf::MAP{$path} or next;
3616	$map->valid or next;	3982	$map->valid or next;
3617	$map->save;	3983	$map->save;
3618	}	3984	}
3619	warn "emergency_perl_save: end map save\n";	3985	info "emergency_perl_save: end map save\n";
3620		3986
		3987	cf::write_runtime_sync; # external watchdog should not bark
		3988
3621	warn "emergency_perl_save: begin database checkpoint\n";	3989	info "emergency_perl_save: begin database checkpoint\n";
3622	BDB::db_env_txn_checkpoint $DB_ENV;	3990	BDB::db_env_txn_checkpoint $DB_ENV;
3623	warn "emergency_perl_save: end database checkpoint\n";	3991	info "emergency_perl_save: end database checkpoint\n";
3624		3992
3625	warn "emergency_perl_save: begin write uuid\n";	3993	info "emergency_perl_save: begin write uuid\n";
3626	write_uuid_sync 1;	3994	write_uuid_sync 1;
3627	warn "emergency_perl_save: end write uuid\n";	3995	info "emergency_perl_save: end write uuid\n";
		3996
		3997	cf::write_runtime_sync; # external watchdog should not bark
		3998
		3999	trace "emergency_perl_save: syncing database to disk";
		4000	BDB::db_env_txn_checkpoint $DB_ENV;
		4001
		4002	info "emergency_perl_save: starting sync\n";
		4003	IO::AIO::aio_sync sub {
		4004	info "emergency_perl_save: finished sync\n";
		4005	};
		4006
		4007	cf::write_runtime_sync; # external watchdog should not bark
		4008
		4009	trace "emergency_perl_save: flushing outstanding aio requests";
		4010	while (IO::AIO::nreqs || BDB::nreqs) {
		4011	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		4012	}
		4013
		4014	cf::write_runtime_sync; # external watchdog should not bark
3628	};	4015	};
3629		4016
3630	warn "emergency_perl_save: starting sync()\n";
3631	IO::AIO::aio_sync sub {
3632	warn "emergency_perl_save: finished sync()\n";
3633	};
3634
3635	warn "emergency_perl_save: leave\n";	4017	info "emergency_perl_save: leave\n";
3636	}	4018	}
3637		4019
3638	sub post_cleanup {	4020	sub post_cleanup {
3639	my ($make_core) = @_;	4021	my ($make_core) = @_;
3640		4022
		4023	IO::AIO::flush;
		4024
3641	warn Carp::longmess "post_cleanup backtrace"	4025	error Carp::longmess "post_cleanup backtrace"
3642	if $make_core;	4026	if $make_core;
3643		4027
3644	my $fh = pidfile;	4028	my $fh = pidfile;
3645	unlink $PIDFILE if <$fh> == $$;	4029	unlink $PIDFILE if <$fh> == $$;
3646	}	4030	}
…		…
3666	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};	4050	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
3667	for my $name (keys %$leaf_symtab) {	4051	for my $name (keys %$leaf_symtab) {
3668	_gv_clear *{"$pkg$name"};	4052	_gv_clear *{"$pkg$name"};
3669	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};	4053	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
3670	}	4054	}
3671	warn "cleared package $pkg\n";#d#
3672	}	4055	}
3673		4056
3674	sub do_reload_perl() {	4057	sub do_reload_perl() {
3675	# can/must only be called in main	4058	# can/must only be called in main
3676	if ($Coro::current != $Coro::main) {	4059	unless (in_main) {
3677	warn "can only reload from main coroutine";	4060	error "can only reload from main coroutine";
3678	return;	4061	return;
3679	}	4062	}
3680		4063
3681	return if $RELOAD++;	4064	return if $RELOAD++;
3682		4065
3683	my $t1 = EV::time;	4066	my $t1 = AE::time;
3684		4067
3685	while ($RELOAD) {	4068	while ($RELOAD) {
3686	warn "reloading...";	4069	cf::get_slot 0.1, -1, "reload_perl";
		4070	info "perl_reload: reloading...";
3687		4071
3688	warn "entering sync_job";	4072	trace "perl_reload: entering sync_job";
3689		4073
3690	cf::sync_job {	4074	cf::sync_job {
3691	cf::write_runtime_sync; # external watchdog should not bark
3692	cf::emergency_save;	4075	#cf::emergency_save;
3693	cf::write_runtime_sync; # external watchdog should not bark
3694		4076
3695	warn "syncing database to disk";
3696	BDB::db_env_txn_checkpoint $DB_ENV;
3697
3698	# if anything goes wrong in here, we should simply crash as we already saved
3699
3700	warn "flushing outstanding aio requests";
3701	while (IO::AIO::nreqs || BDB::nreqs) {
3702	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3703	}
3704
3705	warn "cancelling all extension coros";	4077	trace "perl_reload: cancelling all extension coros";
3706	$_->cancel for values %EXT_CORO;	4078	$_->cancel for values %EXT_CORO;
3707	%EXT_CORO = ();	4079	%EXT_CORO = ();
3708		4080
3709	warn "removing commands";	4081	trace "perl_reload: removing commands";
3710	%COMMAND = ();	4082	%COMMAND = ();
3711		4083
3712	warn "removing ext/exti commands";	4084	trace "perl_reload: removing ext/exti commands";
3713	%EXTCMD = ();	4085	%EXTCMD = ();
3714	%EXTICMD = ();	4086	%EXTICMD = ();
3715		4087
3716	warn "unloading/nuking all extensions";	4088	trace "perl_reload: unloading/nuking all extensions";
3717	for my $pkg (@EXTS) {	4089	for my $pkg (@EXTS) {
3718	warn "... unloading $pkg";	4090	trace "... unloading $pkg";
3719		4091
3720	if (my $cb = $pkg->can ("unload")) {	4092	if (my $cb = $pkg->can ("unload")) {
3721	eval {	4093	eval {
3722	$cb->($pkg);	4094	$cb->($pkg);
3723	1	4095	1
3724	} or warn "$pkg unloaded, but with errors: $@";	4096	} or error "$pkg unloaded, but with errors: $@";
3725	}	4097	}
3726		4098
3727	warn "... clearing $pkg";	4099	trace "... clearing $pkg";
3728	clear_package $pkg;	4100	clear_package $pkg;
3729	}	4101	}
3730		4102
3731	warn "unloading all perl modules loaded from $LIBDIR";	4103	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3732	while (my ($k, $v) = each %INC) {	4104	while (my ($k, $v) = each %INC) {
3733	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4105	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3734		4106
3735	warn "... unloading $k";	4107	trace "... unloading $k";
3736	delete $INC{$k};	4108	delete $INC{$k};
3737		4109
3738	$k =~ s/\.pm$//;	4110	$k =~ s/\.pm$//;
3739	$k =~ s/\//::/g;	4111	$k =~ s/\//::/g;
3740		4112
…		…
3743	}	4115	}
3744		4116
3745	clear_package $k;	4117	clear_package $k;
3746	}	4118	}
3747		4119
3748	warn "getting rid of safe::, as good as possible";	4120	trace "perl_reload: getting rid of safe::, as good as possible";
3749	clear_package "safe::$_"	4121	clear_package "safe::$_"
3750	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4122	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3751		4123
3752	warn "unloading cf.pm \"a bit\"";	4124	trace "perl_reload: unloading cf.pm \"a bit\"";
3753	delete $INC{"cf.pm"};	4125	delete $INC{"cf.pm"};
3754	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;	4126	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3755		4127
3756	# don't, removes xs symbols, too,	4128	# don't, removes xs symbols, too,
3757	# and global variables created in xs	4129	# and global variables created in xs
3758	#clear_package __PACKAGE__;	4130	#clear_package __PACKAGE__;
3759		4131
3760	warn "unload completed, starting to reload now";	4132	info "perl_reload: unload completed, starting to reload now";
3761		4133
3762	warn "reloading cf.pm";	4134	trace "perl_reload: reloading cf.pm";
3763	require cf;	4135	require cf;
3764	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4136	cf::_connect_to_perl_1;
3765		4137
3766	warn "loading config and database again";	4138	trace "perl_reload: loading config and database again";
3767	cf::reload_config;	4139	cf::reload_config;
3768		4140
3769	warn "loading extensions";	4141	trace "perl_reload: loading extensions";
3770	cf::load_extensions;	4142	cf::load_extensions;
3771		4143
3772	if ($REATTACH_ON_RELOAD) {	4144	if ($REATTACH_ON_RELOAD) {
3773	warn "reattaching attachments to objects/players";	4145	trace "perl_reload: reattaching attachments to objects/players";
3774	_global_reattach; # objects, sockets	4146	_global_reattach; # objects, sockets
3775	warn "reattaching attachments to maps";	4147	trace "perl_reload: reattaching attachments to maps";
3776	reattach $_ for values %MAP;	4148	reattach $_ for values %MAP;
3777	warn "reattaching attachments to players";	4149	trace "perl_reload: reattaching attachments to players";
3778	reattach $_ for values %PLAYER;	4150	reattach $_ for values %PLAYER;
3779	}	4151	}
3780		4152
3781	warn "running post_init jobs";	4153	cf::_post_init 1;
3782	(pop @POST_INIT)->(1) while @POST_INIT;
3783		4154
3784	warn "leaving sync_job";	4155	trace "perl_reload: leaving sync_job";
3785		4156
3786	1	4157	1
3787	} or do {	4158	} or do {
3788	warn $@;	4159	error $@;
3789	cf::cleanup "error while reloading, exiting.";	4160	cf::cleanup "perl_reload: error, exiting.";
3790	};	4161	};
3791		4162
3792	warn "reloaded";
3793	--$RELOAD;	4163	--$RELOAD;
3794	}	4164	}
3795		4165
3796	$t1 = EV::time - $t1;	4166	$t1 = AE::time - $t1;
3797	warn "reload completed in ${t1}s\n";	4167	info "perl_reload: completed in ${t1}s\n";
3798	};	4168	};
3799		4169
3800	our $RELOAD_WATCHER; # used only during reload	4170	our $RELOAD_WATCHER; # used only during reload
3801		4171
3802	sub reload_perl() {	4172	sub reload_perl() {
…		…
3804	# coro crashes during coro_state_free->destroy here.	4174	# coro crashes during coro_state_free->destroy here.
3805		4175
3806	$RELOAD_WATCHER ||= cf::async {	4176	$RELOAD_WATCHER ||= cf::async {
3807	Coro::AIO::aio_wait cache_extensions;	4177	Coro::AIO::aio_wait cache_extensions;
3808		4178
3809	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {	4179	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3810	do_reload_perl;	4180	do_reload_perl;
3811	undef $RELOAD_WATCHER;	4181	undef $RELOAD_WATCHER;
3812	};	4182	};
3813	};	4183	};
3814	}	4184	}
…		…
3823	reload_perl;	4193	reload_perl;
3824	};	4194	};
3825	}	4195	}
3826	};	4196	};
3827		4197
3828	unshift @INC, $LIBDIR;	4198	#############################################################################
3829		4199
3830	my $bug_warning = 0;	4200	my $bug_warning = 0;
3831		4201
3832	our @WAIT_FOR_TICK;
3833	our @WAIT_FOR_TICK_BEGIN;
3834
3835	sub wait_for_tick {	4202	sub wait_for_tick() {
3836	return if tick_inhibit || $Coro::current == $Coro::main;	4203	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3837		4204
3838	my $signal = new Coro::Signal;	4205	$WAIT_FOR_TICK->wait;
3839	push @WAIT_FOR_TICK, $signal;
3840	$signal->wait;
3841	}	4206	}
3842		4207
3843	sub wait_for_tick_begin {	4208	sub wait_for_tick_begin() {
3844	return if tick_inhibit || $Coro::current == $Coro::main;	4209	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3845		4210
3846	my $signal = new Coro::Signal;	4211	my $signal = new Coro::Signal;
3847	push @WAIT_FOR_TICK_BEGIN, $signal;	4212	push @WAIT_FOR_TICK_BEGIN, $signal;
3848	$signal->wait;	4213	$signal->wait;
3849	}	4214	}
…		…
3853	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4218	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3854	unless ++$bug_warning > 10;	4219	unless ++$bug_warning > 10;
3855	return;	4220	return;
3856	}	4221	}
3857		4222
3858	cf::server_tick; # one server iteration	4223	cf::one_tick; # one server iteration
		4224
		4225	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3859		4226
3860	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4227	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3861	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	4228	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3862	Coro::async_pool {	4229	Coro::async_pool {
3863	$Coro::current->{desc} = "runtime saver";	4230	$Coro::current->{desc} = "runtime saver";
3864	write_runtime_sync	4231	write_runtime_sync
3865	or warn "ERROR: unable to write runtime file: $!";	4232	or error "ERROR: unable to write runtime file: $!";
3866	};	4233	};
3867	}	4234	}
3868		4235
3869	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4236	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3870	$sig->send;	4237	$sig->send;
3871	}	4238	}
3872	while (my $sig = shift @WAIT_FOR_TICK) {	4239	$WAIT_FOR_TICK->broadcast;
3873	$sig->send;
3874	}
3875		4240
3876	$LOAD = ($NOW - $TICK_START) / $TICK;	4241	$LOAD = ($NOW - $TICK_START) / $TICK;
3877	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4242	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3878		4243
3879	if (0) {	4244	if (0) {
3880	if ($NEXT_TICK) {	4245	if ($NEXT_TICK) {
3881	my $jitter = $TICK_START - $NEXT_TICK;	4246	my $jitter = $TICK_START - $NEXT_TICK;
3882	$JITTER = $JITTER * 0.75 + $jitter * 0.25;	4247	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
3883	warn "jitter $JITTER\n";#d#	4248	debug "jitter $JITTER\n";#d#
3884	}	4249	}
3885	}	4250	}
3886	}	4251	}
3887		4252
3888	{	4253	{
3889	# configure BDB	4254	# configure BDB
		4255	info "initialising database";
3890		4256
3891	BDB::min_parallel 8;	4257	BDB::min_parallel 16;
3892	BDB::max_poll_reqs $TICK * 0.1;	4258	BDB::max_poll_reqs $TICK * 0.1;
3893	$AnyEvent::BDB::WATCHER->priority (1);	4259	#$AnyEvent::BDB::WATCHER->priority (1);
3894		4260
3895	unless ($DB_ENV) {	4261	unless ($DB_ENV) {
3896	$DB_ENV = BDB::db_env_create;	4262	$DB_ENV = BDB::db_env_create;
3897	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);	4263	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3898	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;	4264	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
…		…
3923	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4289	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3924	};	4290	};
3925	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {	4291	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3926	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4292	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3927	};	4293	};
		4294
		4295	info "database initialised";
3928	}	4296	}
3929		4297
3930	{	4298	{
3931	# configure IO::AIO	4299	# configure IO::AIO
3932		4300
		4301	info "initialising aio";
3933	IO::AIO::min_parallel 8;	4302	IO::AIO::min_parallel 8;
3934	IO::AIO::max_poll_time $TICK * 0.1;	4303	IO::AIO::max_poll_time $TICK * 0.1;
3935	undef $AnyEvent::AIO::WATCHER;	4304	undef $AnyEvent::AIO::WATCHER;
		4305	info "aio initialised";
3936	}	4306	}
3937		4307
3938	my $_log_backtrace;	4308	our $_log_backtrace;
		4309	our $_log_backtrace_last;
3939		4310
3940	sub _log_backtrace {	4311	sub _log_backtrace {
3941	my ($msg, @addr) = @_;	4312	my ($msg, @addr) = @_;
3942		4313
3943	$msg =~ s/\n//;	4314	$msg =~ s/\n$//;
3944		4315
		4316	if ($_log_backtrace_last eq $msg) {
		4317	LOG llevInfo, "[ABT] $msg\n";
		4318	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3945	# limit the # of concurrent backtraces	4319	# limit the # of concurrent backtraces
3946	if ($_log_backtrace < 2) {	4320	} elsif ($_log_backtrace < 2) {
		4321	$_log_backtrace_last = $msg;
3947	++$_log_backtrace;	4322	++$_log_backtrace;
3948	my $perl_bt = Carp::longmess $msg;	4323	my $perl_bt = Carp::longmess $msg;
3949	async {	4324	async {
3950	$Coro::current->{desc} = "abt $msg";	4325	$Coro::current->{desc} = "abt $msg";
3951		4326
…		…
3971	LOG llevInfo, "[ABT] $_\n" for @bt;	4346	LOG llevInfo, "[ABT] $_\n" for @bt;
3972	--$_log_backtrace;	4347	--$_log_backtrace;
3973	};	4348	};
3974	} else {	4349	} else {
3975	LOG llevInfo, "[ABT] $msg\n";	4350	LOG llevInfo, "[ABT] $msg\n";
3976	LOG llevInfo, "[ABT] [suppressed]\n";	4351	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3977	}	4352	}
3978	}	4353	}
3979		4354
3980	# load additional modules	4355	# load additional modules
3981	require "cf/$_.pm" for @EXTRA_MODULES;	4356	require "cf/$_.pm" for @EXTRA_MODULES;
		4357	cf::_connect_to_perl_2;
3982		4358
3983	END { cf::emergency_save }	4359	END { cf::emergency_save }
3984		4360
3985	1	4361	1
3986		4362

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