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Revision 1.488 by root, Wed Oct 21 00:44:39 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 it under	6	# Deliantra is free software: you can redistribute it and/or modify it under
7	# the terms of the Affero GNU General Public License as published by the	7	# the terms of the Affero GNU General Public License as published by the
8	# Free Software Foundation, either version 3 of the License, or (at your	8	# Free Software Foundation, either version 3 of the License, or (at your
9	# 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 Affero GNU General Public License	16	# You should have received a copy of the Affero GNU General Public License
17	# and the GNU General Public License along with this program. If not, see	17	# and the GNU General Public License along with this program. If not, see
18	# <http://www.gnu.org/licenses/>.	18	# <http://www.gnu.org/licenses/>.
19	#	19	#
20	# 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>
21	#	21	#
22		22
23	package cf;	23	package cf;
24		24
25	use 5.10.0;	25	use common::sense;
26	use utf8;
27	use strict qw(vars subs);
28		26
29	use Symbol;	27	use Symbol;
30	use List::Util;	28	use List::Util;
31	use Socket;	29	use Socket;
32	use EV;	30	use EV;
33	use Opcode;	31	use Opcode;
34	use Safe;	32	use Safe;
35	use Safe::Hole;	33	use Safe::Hole;
36	use Storable ();	34	use Storable ();
37
38	use Guard ();	35	use Carp ();
		36
		37	use AnyEvent ();
		38	use AnyEvent::IO ();
		39	use AnyEvent::DNS ();
		40
39	use Coro ();	41	use Coro ();
40	use Coro::State;	42	use Coro::State;
41	use Coro::Handle;	43	use Coro::Handle;
42	use Coro::EV;	44	use Coro::EV;
43	use Coro::AnyEvent;	45	use Coro::AnyEvent;
…		…
49	use Coro::AIO;	51	use Coro::AIO;
50	use Coro::BDB 1.6;	52	use Coro::BDB 1.6;
51	use Coro::Storable;	53	use Coro::Storable;
52	use Coro::Util ();	54	use Coro::Util ();
53		55
		56	use Guard ();
54	use JSON::XS 2.01 ();	57	use JSON::XS 2.01 ();
55	use BDB ();	58	use BDB ();
56	use Data::Dumper;	59	use Data::Dumper;
57	use Digest::MD5;
58	use Fcntl;	60	use Fcntl;
59	use YAML::XS ();	61	use YAML::XS ();
60	use IO::AIO ();	62	use IO::AIO ();
61	use Time::HiRes;
62	use Compress::LZF;	63	use Compress::LZF;
63	use Digest::MD5 ();	64	use Digest::MD5 ();
64		65
65	AnyEvent::detect;	66	AnyEvent::detect;
66		67
…		…
78	# strictly for debugging	79	# strictly for debugging
79	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };	80	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
80		81
81	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	82	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
82		83
		84	our @ORIG_INC;
		85
83	our %COMMAND = ();	86	our %COMMAND = ();
84	our %COMMAND_TIME = ();	87	our %COMMAND_TIME = ();
85		88
86	our @EXTS = (); # list of extension package names	89	our @EXTS = (); # list of extension package names
87	our %EXTCMD = ();	90	our %EXTCMD = ();
		91	our %EXTACMD = ();
88	our %EXTICMD = ();	92	our %EXTICMD = ();
		93	our %EXTIACMD = ();
89	our %EXT_CORO = (); # coroutines bound to extensions	94	our %EXT_CORO = (); # coroutines bound to extensions
90	our %EXT_MAP = (); # pluggable maps	95	our %EXT_MAP = (); # pluggable maps
91		96
92	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
93	our @EVENT;	98	our @EVENT;
94	our @REFLECT; # set by XS	99	our @REFLECT; # set by XS
95	our %REFLECT; # set by us	100	our %REFLECT; # set by us
96		101
97	our $CONFDIR = confdir;	102	our $CONFDIR = confdir;
		103
98	our $DATADIR = datadir;	104	our $DATADIR = datadir;
99	our $LIBDIR = "$DATADIR/ext";	105	our $LIBDIR = "$DATADIR/ext";
100	our $PODDIR = "$DATADIR/pod";	106	our $PODDIR = "$DATADIR/pod";
101	our $MAPDIR = "$DATADIR/" . mapdir;	107	our $MAPDIR = "$DATADIR/" . mapdir;
		108
102	our $LOCALDIR = localdir;	109	our $LOCALDIR = localdir;
103	our $TMPDIR = "$LOCALDIR/" . tmpdir;	110	our $TMPDIR = "$LOCALDIR/" . tmpdir;
104	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	111	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
105	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	112	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
106	our $RANDOMDIR = "$LOCALDIR/random";	113	our $RANDOMDIR = "$LOCALDIR/random";
107	our $BDBDIR = "$LOCALDIR/db";	114	our $BDBDIR = "$LOCALDIR/db";
108	our $PIDFILE = "$LOCALDIR/pid";	115	our $PIDFILE = "$LOCALDIR/pid";
109	our $RUNTIMEFILE = "$LOCALDIR/runtime";	116	our $RUNTIMEFILE = "$LOCALDIR/runtime";
110		117
111	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;
112		125
113	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	126	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
114	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	127	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
115	our $NEXT_TICK;	128	our $NEXT_TICK;
116	our $USE_FSYNC = 1; # use fsync to write maps - default on	129	our $USE_FSYNC = 1; # use fsync to write maps - default on
…		…
118	our $BDB_DEADLOCK_WATCHER;	131	our $BDB_DEADLOCK_WATCHER;
119	our $BDB_CHECKPOINT_WATCHER;	132	our $BDB_CHECKPOINT_WATCHER;
120	our $BDB_TRICKLE_WATCHER;	133	our $BDB_TRICKLE_WATCHER;
121	our $DB_ENV;	134	our $DB_ENV;
122		135
123	our @EXTRA_MODULES = qw(pod match mapscript);	136	our @EXTRA_MODULES = qw(pod match mapscript incloader);
124		137
125	our %CFG;	138	our %CFG;
		139	our %EXT_CFG; # cfgkeyname => [var-ref, defaultvalue]
126		140
127	our $UPTIME; $UPTIME ||= time;	141	our $UPTIME; $UPTIME ||= time;
128	our $RUNTIME;	142	our $RUNTIME = 0;
		143	our $SERVER_TICK = 0;
129	our $NOW;	144	our $NOW;
130		145
131	our (%PLAYER, %PLAYER_LOADING); # all users	146	our (%PLAYER, %PLAYER_LOADING); # all users
132	our (%MAP, %MAP_LOADING ); # all maps	147	our (%MAP, %MAP_LOADING ); # all maps
133	our $LINK_MAP; # the special {link} map, which is always available	148	our $LINK_MAP; # the special {link} map, which is always available
…		…
142		157
143	our @POST_INIT;	158	our @POST_INIT;
144		159
145	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)
146	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;
147		165
148	binmode STDOUT;	166	binmode STDOUT;
149	binmode STDERR;	167	binmode STDERR;
150		168
151	# read virtual server time, if available	169	# read virtual server time, if available
…		…
162		180
163	our $EMERGENCY_POSITION;	181	our $EMERGENCY_POSITION;
164		182
165	sub cf::map::normalise;	183	sub cf::map::normalise;
166		184
		185	sub in_main() {
		186	$Coro::current == $Coro::main
		187	}
		188
167	#############################################################################	189	#############################################################################
168		190
169	%REFLECT = ();	191	%REFLECT = ();
170	for (@REFLECT) {	192	for (@REFLECT) {
171	my $reflect = JSON::XS::decode_json $_;	193	my $reflect = JSON::XS::decode_json $_;
…		…
181		203
182	=over 4	204	=over 4
183		205
184	=item $cf::UPTIME	206	=item $cf::UPTIME
185		207
186	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.
187		224
188	=item $cf::RUNTIME	225	=item $cf::RUNTIME
189		226
190	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
191	every server tick.	228	every server tick.
192		229
193	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR	230	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR
194	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR	231	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR
195	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR	232	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR
196		233
197	Various directories - "/etc", read-only install directory, perl-library	234	Various directories - "/etc", read-only install directory, perl-library
198	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	235	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
199	unique-items directory, player file directory, random maps directory and	236	unique-items directory, player file directory, random maps directory and
200	database environment.	237	database environment.
201		238
202	=item $cf::NOW
203
204	The time of the last (current) server tick.
205
206	=item $cf::TICK
207
208	The interval between server ticks, in seconds.
209
210	=item $cf::LOADAVG	239	=item $cf::LOADAVG
211		240
212	The current CPU load on the server (alpha-smoothed), as a value between 0	241	The current CPU load on the server (alpha-smoothed), as a value between 0
213	(none) and 1 (overloaded), indicating how much time is spent on processing	242	(none) and 1 (overloaded), indicating how much time is spent on processing
214	objects per tick. Healthy values are < 0.5.	243	objects per tick. Healthy values are < 0.5.
…		…
223	from wherever your confdir points to.	252	from wherever your confdir points to.
224		253
225	=item cf::wait_for_tick, cf::wait_for_tick_begin	254	=item cf::wait_for_tick, cf::wait_for_tick_begin
226		255
227	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	256	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
228	returns directly I<after> the tick processing (and consequently, can only wake one process	257	returns directly I<after> the tick processing (and consequently, can only wake one thread
229	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	258	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
		259
		260	Note that cf::Wait_for_tick will immediately return when the server is not
		261	ticking, making it suitable for small pauses in threads that need to run
		262	when the server is paused. If that is not applicable (i.e. you I<really>
		263	want to wait, use C<$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();
230		276
231	=item @cf::INVOKE_RESULTS	277	=item @cf::INVOKE_RESULTS
232		278
233	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
234	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
…		…
242		288
243	=back	289	=back
244		290
245	=cut	291	=cut
246		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
247	$Coro::State::WARNHOOK = sub {	299	$Coro::State::WARNHOOK = sub {
248	my $msg = join "", @_;	300	my $msg = join "", @_;
249		301
250	$msg .= "\n"	302	$msg .= "\n"
251	unless $msg =~ /\n$/;	303	unless $msg =~ /\n$/;
252		304
253	$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;
254		306
255	LOG llevError, $msg;	307	LOG llevWarn, $msg;
256	};	308	};
257		309
258	$Coro::State::DIEHOOK = sub {	310	$Coro::State::DIEHOOK = sub {
259	return unless $^S eq 0; # "eq", not "=="	311	return unless $^S eq 0; # "eq", not "=="
260		312
261	warn Carp::longmess $_[0];	313	error Carp::longmess $_[0];
262		314
263	if ($Coro::current == $Coro::main) {#d#	315	if (in_main) {#d#
264	warn "DIEHOOK called in main context, Coro bug?\n";#d#	316	error "DIEHOOK called in main context, Coro bug?\n";#d#
265	return;#d#	317	return;#d#
266	}#d#	318	}#d#
267		319
268	# kill coroutine otherwise	320	# kill coroutine otherwise
269	Coro::terminate	321	Coro::terminate
…		…
289	)) {	341	)) {
290	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	342	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
291	}	343	}
292		344
293	$EV::DIED = sub {	345	$EV::DIED = sub {
294	warn "error in event callback: @_";	346	warn "error in event callback: $@";
295	};	347	};
		348
		349	#############################################################################
		350
		351	sub fork_call(&@);
		352	sub get_slot($;$$);
296		353
297	#############################################################################	354	#############################################################################
298		355
299	=head2 UTILITY FUNCTIONS	356	=head2 UTILITY FUNCTIONS
300		357
…		…
321	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	378	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
322	$d	379	$d
323	} || "[unable to dump $_[0]: '$@']";	380	} || "[unable to dump $_[0]: '$@']";
324	}	381	}
325		382
		383	=item $scalar = cf::load_file $path
		384
		385	Loads the given file from path and returns its contents. Croaks on error
		386	and can block.
		387
		388	=cut
		389
		390	sub load_file($) {
		391	0 <= aio_load $_[0], my $data
		392	or Carp::croak "$_[0]: $!";
		393
		394	$data
		395	}
		396
		397	=item $success = cf::replace_file $path, $data, $sync
		398
		399	Atomically replaces the file at the given $path with new $data, and
		400	optionally $sync the data to disk before replacing the file.
		401
		402	=cut
		403
		404	sub replace_file($$;$) {
		405	my ($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
326	=item $ref = cf::decode_json $json	435	=item $ref = cf::decode_json $json
327		436
328	Converts a JSON string into the corresponding perl data structure.	437	Converts a JSON string into the corresponding perl data structure.
329		438
330	=item $json = cf::encode_json $ref	439	=item $json = cf::encode_json $ref
…		…
336	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	445	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
337		446
338	sub encode_json($) { $json_coder->encode ($_[0]) }	447	sub encode_json($) { $json_coder->encode ($_[0]) }
339	sub decode_json($) { $json_coder->decode ($_[0]) }	448	sub decode_json($) { $json_coder->decode ($_[0]) }
340		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 $_[0]
		479	}
		480
341	=item cf::post_init { BLOCK }	481	=item cf::post_init { BLOCK }
342		482
343	Execute the given codeblock, I<after> all extensions have been (re-)loaded,	483	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
344	but I<before> the server starts ticking again.	484	but I<before> the server starts ticking again.
345		485
346	The cdoeblock will have a single boolean argument to indicate whether this	486	The codeblock will have a single boolean argument to indicate whether this
347	is a reload or not.	487	is a reload or not.
348		488
349	=cut	489	=cut
350		490
351	sub post_init(&) {	491	sub post_init(&) {
352	push @POST_INIT, shift;	492	push @POST_INIT, shift;
		493	}
		494
		495	sub _post_init {
		496	trace "running post_init jobs";
		497
		498	# run them in parallel...
		499
		500	my @join;
		501
		502	while () {
		503	push @join, map &Coro::async ($_, 0), @POST_INIT;
		504	@POST_INIT = ();
		505
		506	@join or last;
		507
		508	(pop @join)->join;
		509	}
353	}	510	}
354		511
355	=item cf::lock_wait $string	512	=item cf::lock_wait $string
356		513
357	Wait until the given lock is available. See cf::lock_acquire.	514	Wait until the given lock is available. See cf::lock_acquire.
…		…
396	}	553	}
397		554
398	=item cf::periodic $interval, $cb	555	=item cf::periodic $interval, $cb
399		556
400	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
401	get spread over timer.	558	get spread over time.
402		559
403	=cut	560	=cut
404		561
405	sub periodic($$) {	562	sub periodic($$) {
406	my ($interval, $cb) = @_;	563	my ($interval, $cb) = @_;
…		…
410	EV::periodic $start, $interval, 0, $cb	567	EV::periodic $start, $interval, 0, $cb
411	}	568	}
412		569
413	=item cf::get_slot $time[, $priority[, $name]]	570	=item cf::get_slot $time[, $priority[, $name]]
414		571
415	Allocate $time seconds of blocking CPU time at priority C<$priority>:	572	Allocate $time seconds of blocking CPU time at priority C<$priority>
416	This call blocks and returns only when you have at least C<$time> seconds	573	(default: 0): This call blocks and returns only when you have at least
417	of cpu time till the next tick. The slot is only valid till the next cede.	574	C<$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.
418		579
419	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
420	used for statistical purposes and should identify the same time-class.	581	used for statistical purposes and should identify the same time-class.
421		582
422	Useful for short background jobs.	583	Useful for short background jobs.
423		584
424	=cut	585	=cut
425		586
426	our @SLOT_QUEUE;	587	our @SLOT_QUEUE;
427	our $SLOT_QUEUE;	588	our $SLOT_QUEUE;
		589	our $SLOT_DECAY = 0.9;
428		590
429	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	591	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
430	$SLOT_QUEUE = Coro::async {	592	$SLOT_QUEUE = Coro::async {
431	$Coro::current->desc ("timeslot manager");	593	$Coro::current->desc ("timeslot manager");
432		594
433	my $signal = new Coro::Signal;	595	my $signal = new Coro::Signal;
		596	my $busy;
434		597
435	while () {	598	while () {
436	next_job:	599	next_job:
		600
437	my $avail = cf::till_tick;	601	my $avail = cf::till_tick;
438	if ($avail > 0.01) {	602
439	for (0 .. $#SLOT_QUEUE) {	603	for (0 .. $#SLOT_QUEUE) {
440	if ($SLOT_QUEUE[$_][0] < $avail) {	604	if ($SLOT_QUEUE[$_][0] <= $avail) {
		605	$busy = 0;
441	my $job = splice @SLOT_QUEUE, $_, 1, ();	606	my $job = splice @SLOT_QUEUE, $_, 1, ();
442	$job->[2]->send;	607	$job->[2]->send;
443	Coro::cede;	608	Coro::cede;
444	goto next_job;	609	goto next_job;
445	}	610	} else {
		611	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
446	}	612	}
447	}	613	}
448		614
449	if (@SLOT_QUEUE) {	615	if (@SLOT_QUEUE) {
450	# 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
451	push @cf::WAIT_FOR_TICK, $signal;	617	$WAIT_FOR_TICK->wait;
452	$signal->wait;
453	} else {	618	} else {
		619	$busy = 0;
454	Coro::schedule;	620	Coro::schedule;
455	}	621	}
456	}	622	}
457	};	623	};
458		624
459	sub get_slot($;$$) {	625	sub get_slot($;$$) {
460	return if tick_inhibit || $Coro::current == $Coro::main;	626	return if tick_inhibit || $Coro::current == $Coro::main;
461		627
462	my ($time, $pri, $name) = @_;	628	my ($time, $pri, $name) = @_;
463		629
464	$time = $TICK * .6 if $time > $TICK * .6;	630	$time = clamp $time, 0.01, $TICK * .6;
		631
465	my $sig = new Coro::Signal;	632	my $sig = new Coro::Signal;
466		633
467	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	634	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
468	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	635	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
469	$SLOT_QUEUE->ready;	636	$SLOT_QUEUE->ready;
…		…
495	=cut	662	=cut
496		663
497	sub sync_job(&) {	664	sub sync_job(&) {
498	my ($job) = @_;	665	my ($job) = @_;
499		666
500	if ($Coro::current == $Coro::main) {	667	if (in_main) {
501	my $time = EV::time;	668	my $time = AE::time;
502		669
503	# this is the main coro, too bad, we have to block	670	# this is the main coro, too bad, we have to block
504	# till the operation succeeds, freezing the server :/	671	# till the operation succeeds, freezing the server :/
505		672
506	LOG llevError, Carp::longmess "sync job";#d#	673	#LOG llevError, Carp::longmess "sync job";#d#
507		674
508	my $freeze_guard = freeze_mainloop;	675	my $freeze_guard = freeze_mainloop;
509		676
510	my $busy = 1;	677	my $busy = 1;
511	my @res;	678	my @res;
512		679
513	(async {	680	(async {
514	$Coro::current->desc ("sync job coro");	681	$Coro::current->desc ("sync job coro");
515	@res = eval { $job->() };	682	@res = eval { $job->() };
516	warn $@ if $@;	683	error $@ if $@;
517	undef $busy;	684	undef $busy;
518	})->prio (Coro::PRIO_MAX);	685	})->prio (Coro::PRIO_MAX);
519		686
520	while ($busy) {	687	while ($busy) {
521	if (Coro::nready) {	688	if (Coro::nready) {
…		…
523	} else {	690	} else {
524	EV::loop EV::LOOP_ONESHOT;	691	EV::loop EV::LOOP_ONESHOT;
525	}	692	}
526	}	693	}
527		694
528	my $time = EV::time - $time;	695	my $time = AE::time - $time;
529		696
530	$TICK_START += $time; # do not account sync jobs to server load	697	$TICK_START += $time; # do not account sync jobs to server load
531		698
532	wantarray ? @res : $res[0]	699	wantarray ? @res : $res[0]
533	} else {	700	} else {
…		…
555	$EXT_CORO{$coro+0} = $coro;	722	$EXT_CORO{$coro+0} = $coro;
556		723
557	$coro	724	$coro
558	}	725	}
559		726
560	=item fork_call { }, $args	727	=item fork_call { }, @args
561		728
562	Executes the given code block with the given arguments in a seperate	729	Executes the given code block with the given arguments in a seperate
563	process, returning the results. Everything must be serialisable with	730	process, returning the results. Everything must be serialisable with
564	Coro::Storable. May, of course, block. Note that the executed sub may	731	Coro::Storable. May, of course, block. Note that the executed sub may
565	never block itself or use any form of event handling.	732	never block itself or use any form of event handling.
566		733
567	=cut	734	=cut
568		735
		736	sub post_fork {
		737	reset_signals;
		738	}
		739
569	sub fork_call(&@) {	740	sub fork_call(&@) {
570	my ($cb, @args) = @_;	741	my ($cb, @args) = @_;
571		742
572	# we seemingly have to make a local copy of the whole thing,	743	# we seemingly have to make a local copy of the whole thing,
573	# otherwise perl prematurely frees the stuff :/	744	# otherwise perl prematurely frees the stuff :/
574	# TODO: investigate and fix (likely this will be rather laborious)	745	# TODO: investigate and fix (likely this will be rather laborious)
575		746
576	my @res = Coro::Util::fork_eval {	747	my @res = Coro::Util::fork_eval {
577	reset_signals;	748	cf::post_fork;
578	&$cb	749	&$cb
579	}, @args;	750	} @args;
580		751
581	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	)
582	}	764	}
583		765
584	=item $coin = coin_from_name $name	766	=item $coin = coin_from_name $name
585		767
586	=cut	768	=cut
…		…
623	within each server.	805	within each server.
624		806
625	=cut	807	=cut
626		808
627	sub db_table($) {	809	sub db_table($) {
		810	cf::error "db_get called from main context"
		811	if $Coro::current == $Coro::main;
		812
628	my ($name) = @_;	813	my ($name) = @_;
629	my $db = BDB::db_create $DB_ENV;	814	my $db = BDB::db_create $DB_ENV;
630		815
631	eval {	816	eval {
632	$db->set_flags (BDB::CHKSUM);	817	$db->set_flags (BDB::CHKSUM);
…		…
642	}	827	}
643		828
644	our $DB;	829	our $DB;
645		830
646	sub db_init {	831	sub db_init {
647	cf::sync_job {
648	$DB ||= db_table "db";	832	$DB ||= db_table "db";
649	};
650	}	833	}
651		834
652	sub db_get($$) {	835	sub db_get($$) {
653	my $key = "$_[0]/$_[1]";	836	my $key = "$_[0]/$_[1]";
654		837
655	cf::sync_job {	838	cf::error "db_get called from main context"
		839	if $Coro::current == $Coro::main;
		840
656	BDB::db_get $DB, undef, $key, my $data;	841	BDB::db_get $DB, undef, $key, my $data;
657		842
658	$! ? ()	843	$! ? ()
659	: $data	844	: $data
660	}
661	}	845	}
662		846
663	sub db_put($$$) {	847	sub db_put($$$) {
664	BDB::dbreq_pri 4;	848	BDB::dbreq_pri 4;
665	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	849	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
693		877
694	my @data;	878	my @data;
695	my $md5;	879	my $md5;
696		880
697	for (0 .. $#$src) {	881	for (0 .. $#$src) {
698	0 <= aio_load $src->[$_], $data[$_]	882	$data[$_] = load_file $src->[$_];
699	or Carp::croak "$src->[$_]: $!";
700	}	883	}
701		884
702	# if processing is expensive, check	885	# if processing is expensive, check
703	# checksum first	886	# checksum first
704	if (1) {	887	if (1) {
…		…
717		900
718	return db_get cache => "$id/data";	901	return db_get cache => "$id/data";
719	}	902	}
720	}	903	}
721		904
722	my $t1 = Time::HiRes::time;	905	my $t1 = EV::time;
723	my $data = $process->(\@data);	906	my $data = $process->(\@data);
724	my $t2 = Time::HiRes::time;	907	my $t2 = EV::time;
725		908
726	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	909	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
727		910
728	db_put cache => "$id/data", $data;	911	db_put cache => "$id/data", $data;
729	db_put cache => "$id/md5" , $md5;	912	db_put cache => "$id/md5" , $md5;
730	db_put cache => "$id/meta", $meta;	913	db_put cache => "$id/meta", $meta;
731		914
…		…
741		924
742	=cut	925	=cut
743		926
744	sub datalog($@) {	927	sub datalog($@) {
745	my ($type, %kv) = @_;	928	my ($type, %kv) = @_;
746	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	929	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
747	}	930	}
748		931
749	=back	932	=back
750		933
751	=cut	934	=cut
…		…
946		1129
947	} elsif (exists $cb_id{$type}) {	1130	} elsif (exists $cb_id{$type}) {
948	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1131	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
949		1132
950	} elsif (ref $type) {	1133	} elsif (ref $type) {
951	warn "attaching objects not supported, ignoring.\n";	1134	error "attaching objects not supported, ignoring.\n";
952		1135
953	} else {	1136	} else {
954	shift @arg;	1137	shift @arg;
955	warn "attach argument '$type' not supported, ignoring.\n";	1138	error "attach argument '$type' not supported, ignoring.\n";
956	}	1139	}
957	}	1140	}
958	}	1141	}
959		1142
960	sub _object_attach {	1143	sub _object_attach {
…		…
970	_attach $registry, $klass, @attach;	1153	_attach $registry, $klass, @attach;
971	}	1154	}
972		1155
973	$obj->{$name} = \%arg;	1156	$obj->{$name} = \%arg;
974	} else {	1157	} else {
975	warn "object uses attachment '$name' which is not available, postponing.\n";	1158	info "object uses attachment '$name' which is not available, postponing.\n";
976	}	1159	}
977		1160
978	$obj->{_attachment}{$name} = undef;	1161	$obj->{_attachment}{$name} = undef;
979	}	1162	}
980		1163
…		…
1039		1222
1040	for (@$callbacks) {	1223	for (@$callbacks) {
1041	eval { &{$_->[1]} };	1224	eval { &{$_->[1]} };
1042		1225
1043	if ($@) {	1226	if ($@) {
1044	warn "$@";
1045	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1227	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
1046	override;	1228	override;
1047	}	1229	}
1048		1230
1049	return 1 if $override;	1231	return 1 if $override;
1050	}	1232	}
…		…
1129	for (@$attach) {	1311	for (@$attach) {
1130	my ($klass, @attach) = @$_;	1312	my ($klass, @attach) = @$_;
1131	_attach $registry, $klass, @attach;	1313	_attach $registry, $klass, @attach;
1132	}	1314	}
1133	} else {	1315	} else {
1134	warn "object uses attachment '$name' that is not available, postponing.\n";	1316	info "object uses attachment '$name' that is not available, postponing.\n";
1135	}	1317	}
1136	}	1318	}
1137	}	1319	}
1138		1320
1139	cf::attachable->attach (	1321	cf::attachable->attach (
…		…
1166	my ($filename, $rdata, $objs) = @_;	1348	my ($filename, $rdata, $objs) = @_;
1167		1349
1168	sync_job {	1350	sync_job {
1169	if (length $$rdata) {	1351	if (length $$rdata) {
1170	utf8::decode (my $decname = $filename);	1352	utf8::decode (my $decname = $filename);
1171	warn sprintf "saving %s (%d,%d)\n",	1353	trace sprintf "saving %s (%d,%d)\n",
1172	$decname, length $$rdata, scalar @$objs;	1354	$decname, length $$rdata, scalar @$objs
		1355	if $VERBOSE_IO;
1173		1356
1174	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1357	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1175	aio_chmod $fh, SAVE_MODE;	1358	aio_chmod $fh, SAVE_MODE;
1176	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1359	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1177	if ($cf::USE_FSYNC) {	1360	if ($cf::USE_FSYNC) {
…		…
1199	aio_rename "$filename~", $filename;	1382	aio_rename "$filename~", $filename;
1200		1383
1201	$filename =~ s%/[^/]+$%%;	1384	$filename =~ s%/[^/]+$%%;
1202	aio_pathsync $filename if $cf::USE_FSYNC;	1385	aio_pathsync $filename if $cf::USE_FSYNC;
1203	} else {	1386	} else {
1204	warn "unable to save objects: $filename~: $!\n";	1387	error "unable to save objects: $filename~: $!\n";
1205	}	1388	}
1206	} else {	1389	} else {
1207	aio_unlink $filename;	1390	aio_unlink $filename;
1208	aio_unlink "$filename.pst";	1391	aio_unlink "$filename.pst";
1209	}	1392	}
…		…
1233	my $st = eval { Coro::Storable::thaw $av };	1416	my $st = eval { Coro::Storable::thaw $av };
1234	$av = $st->{objs};	1417	$av = $st->{objs};
1235	}	1418	}
1236		1419
1237	utf8::decode (my $decname = $filename);	1420	utf8::decode (my $decname = $filename);
1238	warn sprintf "loading %s (%d,%d)\n",	1421	trace sprintf "loading %s (%d,%d)\n",
1239	$decname, length $data, scalar @{$av || []};	1422	$decname, length $data, scalar @{$av || []}
		1423	if $VERBOSE_IO;
1240		1424
1241	($data, $av)	1425	($data, $av)
1242	}	1426	}
1243		1427
1244	=head2 COMMAND CALLBACKS	1428	=head2 COMMAND CALLBACKS
…		…
1248	=cut	1432	=cut
1249		1433
1250	#############################################################################	1434	#############################################################################
1251	# command handling &c	1435	# command handling &c
1252		1436
1253	=item cf::register_command $name => \&callback($ob,$args);	1437	=item cf::register_command $name => \&callback($ob,$args)
1254		1438
1255	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
1256	$name.	1440	$name.
1257		1441
1258	=cut	1442	=cut
…		…
1264	#warn "registering command '$name/$time' to '$caller'";	1448	#warn "registering command '$name/$time' to '$caller'";
1265		1449
1266	push @{ $COMMAND{$name} }, [$caller, $cb];	1450	push @{ $COMMAND{$name} }, [$caller, $cb];
1267	}	1451	}
1268		1452
1269	=item cf::register_extcmd $name => \&callback($pl,$packet);	1453	=item cf::register_extcmd $name => \&callback($pl,@args)
1270		1454
1271	Register a callback for execution when the client sends an (synchronous)	1455	Register a callback for execution when the client sends an (synchronous)
1272	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
1273	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
1274	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
1275	has logged in successfully.	1459	has logged in successfully.
1276		1460
1277	If the callback returns something, it is sent back as if reply was being	1461	The values will be sent back to the client.
1278	called.
1279		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
1280	=item cf::register_exticmd $name => \&callback($ns,$packet);	1468	=item cf::register_exticmd $name => \&callback($ns,@args)
1281		1469
1282	Register a callback for execution when the client sends an (asynchronous)	1470	Register a callback for execution when the client sends an (asynchronous)
1283	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
1284	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
1285	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
1286	log-in.	1474	log-in.
1287		1475
1288	If the callback returns something, it is sent back as if reply was being	1476	The values will be sent back to the client.
1289	called.
1290		1477
1291	=cut	1478	=item cf::register_async_exticmd $name => \&callback($ns,$reply->(...),@args)
1292		1479
		1480	Same as C<cf::register_extcmd>, but instead of returning values, the
		1481	callback needs to clal the C<$reply> function.
		1482
		1483	=cut
		1484
1293	sub register_extcmd {	1485	sub register_extcmd($$) {
1294	my ($name, $cb) = @_;	1486	my ($name, $cb) = @_;
1295		1487
1296	$EXTCMD{$name} = $cb;	1488	$EXTCMD{$name} = $cb;
1297	}	1489	}
1298		1490
1299	sub register_exticmd {	1491	sub register_async_extcmd($$) {
1300	my ($name, $cb) = @_;	1492	my ($name, $cb) = @_;
1301		1493
		1494	$EXTACMD{$name} = $cb;
		1495	}
		1496
		1497	sub register_exticmd($$) {
		1498	my ($name, $cb) = @_;
		1499
1302	$EXTICMD{$name} = $cb;	1500	$EXTICMD{$name} = $cb;
1303	}	1501	}
1304		1502
		1503	sub register_async_exticmd($$) {
		1504	my ($name, $cb) = @_;
		1505
		1506	$EXTIACMD{$name} = $cb;
		1507	}
		1508
1305	use File::Glob ();	1509	use File::Glob ();
1306		1510
1307	cf::player->attach (	1511	cf::player->attach (
1308	on_command => sub {	1512	on_unknown_command => sub {
1309	my ($pl, $name, $params) = @_;	1513	my ($pl, $name, $params) = @_;
1310		1514
1311	my $cb = $COMMAND{$name}	1515	my $cb = $COMMAND{$name}
1312	or return;	1516	or return;
1313		1517
…		…
1321	my ($pl, $buf) = @_;	1525	my ($pl, $buf) = @_;
1322		1526
1323	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1527	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1324		1528
1325	if (ref $msg) {	1529	if (ref $msg) {
1326	my ($type, $reply, @payload) =	1530	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
1327	"ARRAY" eq ref $msg
1328	? @$msg
1329	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1330		1531
1331	my @reply;
1332
1333	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}) {
1334	@reply = $cb->($pl, @payload);	1545	@reply = $cb->($pl, @payload);
		1546	}
		1547
		1548	$pl->ext_msg ("reply-$reply", @reply)
		1549	if $reply;
1335	}	1550	}
1336		1551
1337	$pl->ext_reply ($reply, @reply)
1338	if $reply;
1339
1340	} else {	1552	} else {
1341	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1553	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1342	}	1554	}
1343		1555
1344	cf::override;	1556	cf::override;
1345	},	1557	},
1346	);	1558	);
…		…
1356	};	1568	};
1357		1569
1358	$grp	1570	$grp
1359	}	1571	}
1360		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
1361	sub load_extensions {	1584	sub load_extensions {
		1585	info "loading extensions...";
		1586
		1587	%EXT_CFG = ();
		1588
1362	cf::sync_job {	1589	cf::sync_job {
1363	my %todo;	1590	my %todo;
1364		1591
1365	for my $path (<$LIBDIR/*.ext>) {	1592	for my $path (<$LIBDIR/*.ext>) {
1366	next unless -r $path;	1593	next unless -r $path;
…		…
1384		1611
1385	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1612	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1386	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1613	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1387		1614
1388	$ext{source} =	1615	$ext{source} =
1389	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"	1616	"package $pkg; use common::sense;\n"
1390	. "#line 1 \"$path\"\n{\n"	1617	. "#line 1 \"$path\"\n{\n"
1391	. $source	1618	. $source
1392	. "\n};\n1";	1619	. "\n};\n1";
1393		1620
1394	$todo{$base} = \%ext;	1621	$todo{$base} = \%ext;
1395	}	1622	}
1396		1623
		1624	my $pass = 0;
1397	my %done;	1625	my %done;
1398	while (%todo) {	1626	while (%todo) {
1399	my $progress;	1627	my $progress;
1400		1628
		1629	++$pass;
		1630
		1631	ext:
1401	while (my ($k, $v) = each %todo) {	1632	while (my ($k, $v) = each %todo) {
1402	for (split /,\s*/, $v->{meta}{depends}) {	1633	for (split /,\s*/, $v->{meta}{depends}) {
1403	goto skip	1634	next ext
1404	unless exists $done{$_};	1635	unless exists $done{$_};
1405	}	1636	}
1406		1637
1407	warn "... loading '$k' into '$v->{pkg}'\n";	1638	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1408		1639
1409	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 $@) {
1410	my $msg = $@ ? "$v->{path}: $@\n"	1652	error "$v->{path}: $@\n";
1411	: "$v->{base}: extension inactive.\n";
1412		1653
1413	if (exists $v->{meta}{mandatory}) {
1414	warn $msg;
1415	cf::cleanup "mandatory extension failed to load, exiting.";	1654	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1416	}	1655	if exists $v->{meta}{mandatory};
1417		1656
1418	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;
1419	}	1666	}
1420
1421	$done{$k} = delete $todo{$k};
1422	push @EXTS, $v->{pkg};
1423	$progress = 1;
1424	}	1667	}
1425		1668
1426	skip:	1669	unless ($progress) {
1427	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1670	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1428	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	}
1429	}	1679	}
1430	};	1680	};
1431	}	1681	}
1432		1682
1433	#############################################################################	1683	#############################################################################
…		…
1517	$cf::PLAYER{$login} = $pl	1767	$cf::PLAYER{$login} = $pl
1518	}	1768	}
1519	}	1769	}
1520	}	1770	}
1521		1771
		1772	cf::player->attach (
		1773	on_load => sub {
		1774	my ($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
1522	sub save($) {	1785	sub save($) {
1523	my ($pl) = @_;	1786	my ($pl) = @_;
1524		1787
1525	return if $pl->{deny_save};	1788	return if $pl->{deny_save};
1526		1789
…		…
1531		1794
1532	aio_mkdir playerdir $pl, 0770;	1795	aio_mkdir playerdir $pl, 0770;
1533	$pl->{last_save} = $cf::RUNTIME;	1796	$pl->{last_save} = $cf::RUNTIME;
1534		1797
1535	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];
1536		1802
1537	$pl->save_pl ($path);	1803	$pl->save_pl ($path);
1538	cf::cede_to_tick;	1804	cf::cede_to_tick;
1539	}	1805	}
1540		1806
…		…
1574	my $name = $pl->ob->name;	1840	my $name = $pl->ob->name;
1575		1841
1576	$pl->{deny_save} = 1;	1842	$pl->{deny_save} = 1;
1577	$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
1578		1844
1579	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1845	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1580	$pl->deactivate;	1846	$pl->deactivate;
		1847
1581	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;
1582	$pl->ob->check_score;
1583	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1849	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1850	ext::highscore::check ($pl->ob);
		1851
1584	$pl->ns->destroy if $pl->ns;	1852	$pl->ns->destroy if $pl->ns;
1585		1853
1586	my $path = playerdir $pl;	1854	my $path = playerdir $pl;
1587	my $temp = "$path~$cf::RUNTIME~deleting~";	1855	my $temp = "$path~$cf::RUNTIME~deleting~";
1588	aio_rename $path, $temp;	1856	aio_rename $path, $temp;
…		…
1642	\@logins	1910	\@logins
1643	}	1911	}
1644		1912
1645	=item $player->maps	1913	=item $player->maps
1646		1914
		1915	=item cf::player::maps $login
		1916
1647	Returns an arrayref of map paths that are private for this	1917	Returns an arrayref of map paths that are private for this
1648	player. May block.	1918	player. May block.
1649		1919
1650	=cut	1920	=cut
1651		1921
…		…
1672		1942
1673	=item $protocol_xml = $player->expand_cfpod ($cfpod)	1943	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1674		1944
1675	Expand deliantra pod fragments into protocol xml.	1945	Expand deliantra pod fragments into protocol xml.
1676		1946
1677	=item $player->ext_reply ($msgid, @msg)
1678
1679	Sends an ext reply to the player.
1680
1681	=cut
1682
1683	sub ext_reply($$@) {
1684	my ($self, $id, @msg) = @_;
1685
1686	$self->ns->ext_reply ($id, @msg)
1687	}
1688
1689	=item $player->ext_msg ($type, @msg)	1947	=item $player->ext_msg ($type, @msg)
1690		1948
1691	Sends an ext event to the client.	1949	Sends an ext event to the client.
1692		1950
1693	=cut	1951	=cut
…		…
1712		1970
1713	=cut	1971	=cut
1714		1972
1715	sub find_by_path($) {	1973	sub find_by_path($) {
1716	my ($path) = @_;	1974	my ($path) = @_;
		1975
		1976	$path =~ s/^~[^\/]*//; # skip ~login
1717		1977
1718	my ($match, $specificity);	1978	my ($match, $specificity);
1719		1979
1720	for my $region (list) {	1980	for my $region (list) {
1721	if ($region->{match} && $path =~ $region->{match}) {	1981	if ($region->{match} && $path =~ $region->{match}) {
…		…
1750	sub generate_random_map {	2010	sub generate_random_map {
1751	my ($self, $rmp) = @_;	2011	my ($self, $rmp) = @_;
1752		2012
1753	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
1754		2014
1755	# mit "rum" bekleckern, nicht
1756	$self->_create_random_map (	2015	$self->_create_random_map ($rmp);
1757	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1758	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1759	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1760	$rmp->{exit_on_final_map},
1761	$rmp->{xsize}, $rmp->{ysize},
1762	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1763	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1764	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1765	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1766	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1767	(cf::region::find $rmp->{region}), $rmp->{custom}
1768	)
1769	}	2016	}
1770		2017
1771	=item cf::map->register ($regex, $prio)	2018	=item cf::map->register ($regex, $prio)
1772		2019
1773	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
…		…
1778		2025
1779	sub register {	2026	sub register {
1780	my (undef, $regex, $prio) = @_;	2027	my (undef, $regex, $prio) = @_;
1781	my $pkg = caller;	2028	my $pkg = caller;
1782		2029
1783	no strict;
1784	push @{"$pkg\::ISA"}, __PACKAGE__;	2030	push @{"$pkg\::ISA"}, __PACKAGE__;
1785		2031
1786	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2032	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1787	}	2033	}
1788		2034
1789	# also paths starting with '/'	2035	# also paths starting with '/'
1790	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	2036	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1791		2037
1792	sub thawer_merge {	2038	sub thawer_merge {
1793	my ($self, $merge) = @_;	2039	my ($self, $merge) = @_;
1794		2040
1795	# we have to keep some variables in memory intact	2041	# we have to keep some variables in memory intact
…		…
1800	}	2046	}
1801		2047
1802	sub normalise {	2048	sub normalise {
1803	my ($path, $base) = @_;	2049	my ($path, $base) = @_;
1804		2050
1805	$path = "$path"; # make sure its a string	2051	$path = "$path"; # make sure it's a string
1806		2052
1807	$path =~ s/\.map$//;	2053	$path =~ s/\.map$//;
1808		2054
1809	# map plan:	2055	# map plan:
1810	#	2056	#
…		…
1825	$base =~ s{[^/]+/?$}{};	2071	$base =~ s{[^/]+/?$}{};
1826	$path = "$base/$path";	2072	$path = "$base/$path";
1827	}	2073	}
1828		2074
1829	for ($path) {	2075	for ($path) {
1830	redo if s{//}{/};
1831	redo if s{/\.?/}{/};	2076	redo if s{/\.?/}{/};
1832	redo if s{/[^/]+/\.\./}{/};	2077	redo if s{/[^/]+/\.\./}{/};
1833	}	2078	}
1834		2079
1835	$path	2080	$path
…		…
1849	$self->init; # pass $1 etc.	2094	$self->init; # pass $1 etc.
1850	return $self;	2095	return $self;
1851	}	2096	}
1852	}	2097	}
1853		2098
1854	Carp::cluck "unable to resolve path '$path' (base '$base').";	2099	Carp::cluck "unable to resolve path '$path' (base '$base')";
1855	()	2100	()
1856	}	2101	}
1857		2102
		2103	# may re-bless or do other evil things
1858	sub init {	2104	sub init {
1859	my ($self) = @_;	2105	my ($self) = @_;
1860		2106
1861	$self	2107	$self
1862	}	2108	}
…		…
1927	$self->{load_path} = $path;	2173	$self->{load_path} = $path;
1928		2174
1929	1	2175	1
1930	}	2176	}
1931		2177
		2178	# used to laod the header of an original map
1932	sub load_header_orig {	2179	sub load_header_orig {
1933	my ($self) = @_;	2180	my ($self) = @_;
1934		2181
1935	$self->load_header_from ($self->load_path)	2182	$self->load_header_from ($self->load_path)
1936	}	2183	}
1937		2184
		2185	# used to laod the header of an instantiated map
1938	sub load_header_temp {	2186	sub load_header_temp {
1939	my ($self) = @_;	2187	my ($self) = @_;
1940		2188
1941	$self->load_header_from ($self->save_path)	2189	$self->load_header_from ($self->save_path)
1942	}	2190	}
1943		2191
		2192	# called after loading the header from an instantiated map
1944	sub prepare_temp {	2193	sub prepare_temp {
1945	my ($self) = @_;	2194	my ($self) = @_;
1946		2195
1947	$self->last_access ((delete $self->{last_access})	2196	$self->last_access ((delete $self->{last_access})
1948	|| $cf::RUNTIME); #d#	2197	|| $cf::RUNTIME); #d#
1949	# safety	2198	# safety
1950	$self->{instantiate_time} = $cf::RUNTIME	2199	$self->{instantiate_time} = $cf::RUNTIME
1951	if $self->{instantiate_time} > $cf::RUNTIME;	2200	if $self->{instantiate_time} > $cf::RUNTIME;
1952	}	2201	}
1953		2202
		2203	# called after loading the header from an original map
1954	sub prepare_orig {	2204	sub prepare_orig {
1955	my ($self) = @_;	2205	my ($self) = @_;
1956		2206
1957	$self->{load_original} = 1;	2207	$self->{load_original} = 1;
1958	$self->{instantiate_time} = $cf::RUNTIME;	2208	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1982		2232
1983	sub find;	2233	sub find;
1984	sub find {	2234	sub find {
1985	my ($path, $origin) = @_;	2235	my ($path, $origin) = @_;
1986		2236
		2237	cf::cede_to_tick;
		2238
1987	$path = normalise $path, $origin && $origin->path;	2239	$path = normalise $path, $origin;
1988		2240
1989	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove	2241	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1990	my $guard2 = cf::lock_acquire "map_find:$path";	2242	my $guard2 = cf::lock_acquire "map_find:$path";
1991		2243
1992	$cf::MAP{$path} || do {	2244	$cf::MAP{$path} || do {
…		…
2009		2261
2010	$cf::MAP{$path} = $map	2262	$cf::MAP{$path} = $map
2011	}	2263	}
2012	}	2264	}
2013		2265
2014	sub pre_load { }	2266	sub pre_load { }
2015	sub post_load { }	2267	#sub post_load { } # XS
2016		2268
2017	sub load {	2269	sub load {
2018	my ($self) = @_;	2270	my ($self) = @_;
2019		2271
2020	local $self->{deny_reset} = 1; # loading can take a long time	2272	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2023		2275
2024	{	2276	{
2025	my $guard = cf::lock_acquire "map_data:$path";	2277	my $guard = cf::lock_acquire "map_data:$path";
2026		2278
2027	return unless $self->valid;	2279	return unless $self->valid;
2028	return unless $self->in_memory == cf::MAP_SWAPPED;	2280	return unless $self->state == cf::MAP_SWAPPED;
2029
2030	$self->in_memory (cf::MAP_LOADING);
2031		2281
2032	$self->alloc;	2282	$self->alloc;
2033		2283
2034	$self->pre_load;	2284	$self->pre_load;
2035	cf::cede_to_tick;	2285	cf::cede_to_tick;
2036		2286
		2287	if (exists $self->{load_path}) {
2037	my $f = new_from_file cf::object::thawer $self->{load_path};	2288	my $f = new_from_file cf::object::thawer $self->{load_path};
2038	$f->skip_block;	2289	$f->skip_block;
2039	$self->_load_objects ($f)	2290	$self->_load_objects ($f)
2040	or return;	2291	or return;
2041		2292
2042	$self->post_load_original	2293	$self->post_load_original
2043	if delete $self->{load_original};	2294	if delete $self->{load_original};
2044		2295
2045	if (my $uniq = $self->uniq_path) {	2296	if (my $uniq = $self->uniq_path) {
2046	utf8::encode $uniq;	2297	utf8::encode $uniq;
2047	unless (aio_stat $uniq) {	2298	unless (aio_stat $uniq) {
2048	if (my $f = new_from_file cf::object::thawer $uniq) {	2299	if (my $f = new_from_file cf::object::thawer $uniq) {
2049	$self->clear_unique_items;	2300	$self->clear_unique_items;
2050	$self->_load_objects ($f);	2301	$self->_load_objects ($f);
2051	$f->resolve_delayed_derefs;	2302	$f->resolve_delayed_derefs;
		2303	}
2052	}	2304	}
2053	}	2305	}
2054	}
2055		2306
2056	$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);
2057		2314
2058	cf::cede_to_tick;	2315	cf::cede_to_tick;
2059	# now do the right thing for maps	2316	# now do the right thing for maps
2060	$self->link_multipart_objects;	2317	$self->link_multipart_objects;
2061	$self->difficulty ($self->estimate_difficulty)	2318	$self->difficulty ($self->estimate_difficulty)
…		…
2065	unless ($self->{deny_activate}) {	2322	unless ($self->{deny_activate}) {
2066	$self->decay_objects;	2323	$self->decay_objects;
2067	$self->fix_auto_apply;	2324	$self->fix_auto_apply;
2068	$self->update_buttons;	2325	$self->update_buttons;
2069	cf::cede_to_tick;	2326	cf::cede_to_tick;
2070	$self->activate;	2327	#$self->activate; # no longer activate maps automatically
2071	}	2328	}
2072		2329
2073	$self->{last_save} = $cf::RUNTIME;	2330	$self->{last_save} = $cf::RUNTIME;
2074	$self->last_access ($cf::RUNTIME);	2331	$self->last_access ($cf::RUNTIME);
2075
2076	$self->in_memory (cf::MAP_ACTIVE);
2077	}	2332	}
2078		2333
2079	$self->post_load;	2334	$self->post_load;
2080	}
2081		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
2082	sub customise_for {	2342	sub customise_for {
2083	my ($self, $ob) = @_;	2343	my ($self, $ob) = @_;
2084		2344
2085	return find "~" . $ob->name . "/" . $self->{path}	2345	return find "~" . $ob->name . "/" . $self->{path}
2086	if $self->per_player;	2346	if $self->per_player;
…		…
2089	# if $self->per_party;	2349	# if $self->per_party;
2090		2350
2091	$self	2351	$self
2092	}	2352	}
2093		2353
2094	# find and load all maps in the 3x3 area around a map
2095	sub load_neighbours {
2096	my ($map) = @_;
2097
2098	my @neigh; # diagonal neighbours
2099
2100	for (0 .. 3) {
2101	my $neigh = $map->tile_path ($_)
2102	or next;
2103	$neigh = find $neigh, $map
2104	or next;
2105	$neigh->load;
2106
2107	push @neigh,
2108	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2109	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2110	}
2111
2112	for (grep defined $_->[0], @neigh) {
2113	my ($path, $origin) = @$_;
2114	my $neigh = find $path, $origin
2115	or next;
2116	$neigh->load;
2117	}
2118	}
2119
2120	sub find_sync {	2354	sub find_sync {
2121	my ($path, $origin) = @_;	2355	my ($path, $origin) = @_;
2122		2356
2123	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
2124	}	2362	}
2125		2363
2126	sub do_load_sync {	2364	sub do_load_sync {
2127	my ($map) = @_;	2365	my ($map) = @_;
2128		2366
		2367	# it's a bug to call this from the main context
2129	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2368	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2130	if $Coro::current == $Coro::main;	2369	if $Coro::current == $Coro::main;
2131		2370
2132	cf::sync_job { $map->load };	2371	$map->load;
2133	}	2372	}
2134		2373
2135	our %MAP_PREFETCH;	2374	our %MAP_PREFETCH;
2136	our $MAP_PREFETCHER = undef;	2375	our $MAP_PREFETCHER = undef;
2137		2376
2138	sub find_async {	2377	sub find_async {
2139	my ($path, $origin, $load) = @_;	2378	my ($path, $origin, $load) = @_;
2140		2379
2141	$path = normalise $path, $origin && $origin->{path};	2380	$path = normalise $path, $origin;
2142		2381
2143	if (my $map = $cf::MAP{$path}) {	2382	if (my $map = $cf::MAP{$path}) {
2144	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;	2383	return $map if !$load || $map->linkable;
2145	}	2384	}
2146		2385
2147	$MAP_PREFETCH{$path} |= $load;	2386	$MAP_PREFETCH{$path} |= $load;
2148		2387
2149	$MAP_PREFETCHER ||= cf::async {	2388	$MAP_PREFETCHER ||= cf::async {
…		…
2163	$MAP_PREFETCHER->prio (6);	2402	$MAP_PREFETCHER->prio (6);
2164		2403
2165	()	2404	()
2166	}	2405	}
2167		2406
		2407	# common code, used by both ->save and ->swapout
2168	sub save {	2408	sub _save {
2169	my ($self) = @_;	2409	my ($self) = @_;
2170
2171	my $lock = cf::lock_acquire "map_data:$self->{path}";
2172		2410
2173	$self->{last_save} = $cf::RUNTIME;	2411	$self->{last_save} = $cf::RUNTIME;
2174		2412
2175	return unless $self->dirty;	2413	return unless $self->dirty;
2176		2414
…		…
2196	} else {	2434	} else {
2197	$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);
2198	}	2436	}
2199	}	2437	}
2200		2438
		2439	sub save {
		2440	my ($self) = @_;
		2441
		2442	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2443
		2444	$self->_save;
		2445	}
		2446
2201	sub swap_out {	2447	sub swap_out {
2202	my ($self) = @_;	2448	my ($self) = @_;
2203		2449
2204	# save first because save cedes
2205	$self->save;
2206
2207	my $lock = cf::lock_acquire "map_data:$self->{path}";	2450	my $lock = cf::lock_acquire "map_data:$self->{path}";
2208		2451
		2452	return if !$self->linkable;
		2453	return if $self->{deny_save};
2209	return if $self->players;	2454	return if $self->players;
2210	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
2211	return if $self->{deny_save};	2472	return 1e99 if $self->{deny_reset};
2212		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
2213	$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};
2214		2506
2215	$self->deactivate;	2507	$self->deactivate;
2216	$_->clear_links_to ($self) for values %cf::MAP;	2508	$_->clear_links_to ($self) for values %cf::MAP;
2217	$self->clear;	2509	$self->clear;
2218	}
2219
2220	sub reset_at {
2221	my ($self) = @_;
2222
2223	# TODO: safety, remove and allow resettable per-player maps
2224	return 1e99 if $self->{deny_reset};
2225
2226	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2227	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2228
2229	$time + $to
2230	}
2231
2232	sub should_reset {
2233	my ($self) = @_;
2234
2235	$self->reset_at <= $cf::RUNTIME
2236	}
2237
2238	sub reset {
2239	my ($self) = @_;
2240
2241	my $lock = cf::lock_acquire "map_data:$self->{path}";
2242
2243	return if $self->players;
2244
2245	warn "resetting map ", $self->path, "\n";
2246
2247	$self->in_memory (cf::MAP_SWAPPED);
2248
2249	# need to save uniques path
2250	unless ($self->{deny_save}) {
2251	my $uniq = $self->uniq_path; utf8::encode $uniq;
2252
2253	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2254	if $uniq;
2255	}
2256
2257	delete $cf::MAP{$self->path};
2258
2259	$self->deactivate;
2260	$_->clear_links_to ($self) for values %cf::MAP;
2261	$self->clear;
2262		2510
2263	$self->unlink_save;	2511	$self->unlink_save;
2264	$self->destroy;	2512	$self->destroy;
2265	}	2513	}
2266		2514
…		…
2274		2522
2275	delete $cf::MAP{$self->path};	2523	delete $cf::MAP{$self->path};
2276		2524
2277	$self->unlink_save;	2525	$self->unlink_save;
2278		2526
2279	bless $self, "cf::map";	2527	bless $self, "cf::map::wrap";
2280	delete $self->{deny_reset};	2528	delete $self->{deny_reset};
2281	$self->{deny_save} = 1;	2529	$self->{deny_save} = 1;
2282	$self->reset_timeout (1);	2530	$self->reset_timeout (1);
2283	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2531	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2284		2532
…		…
2341	: normalise $_	2589	: normalise $_
2342	} @{ aio_readdir $UNIQUEDIR or [] }	2590	} @{ aio_readdir $UNIQUEDIR or [] }
2343	]	2591	]
2344	}	2592	}
2345		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
2346	=back	2626	=back
2347		2627
2348	=head3 cf::object	2628	=head3 cf::object
2349		2629
2350	=cut	2630	=cut
…		…
2482		2762
2483	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}>).
2484		2764
2485	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.
2486	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,
2487	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
2488	map.	2768	map.
2489		2769
2490	Will never block.	2770	Will never block.
2491		2771
2492	=item $player_object->leave_link ($map, $x, $y)	2772	=item $player_object->leave_link ($map, $x, $y)
…		…
2513	sub cf::object::player::enter_link {	2793	sub cf::object::player::enter_link {
2514	my ($self) = @_;	2794	my ($self) = @_;
2515		2795
2516	$self->deactivate_recursive;	2796	$self->deactivate_recursive;
2517		2797
		2798	++$self->{_link_recursion};
		2799
2518	return if UNIVERSAL::isa $self->map, "ext::map_link";	2800	return if UNIVERSAL::isa $self->map, "ext::map_link";
2519		2801
2520	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2802	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2521	if $self->map && $self->map->{path} ne "{link}";	2803	if $self->map && $self->map->{path} ne "{link}";
2522		2804
2523	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2805	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2524	}	2806	}
2525		2807
2526	sub cf::object::player::leave_link {	2808	sub cf::object::player::leave_link {
2527	my ($self, $map, $x, $y) = @_;	2809	my ($self, $map, $x, $y) = @_;
2528		2810
…		…
2545	($x, $y) = (-1, -1)	2827	($x, $y) = (-1, -1)
2546	unless (defined $x) && (defined $y);	2828	unless (defined $x) && (defined $y);
2547		2829
2548	# use -1 or undef as default coordinates, not 0, 0	2830	# use -1 or undef as default coordinates, not 0, 0
2549	($x, $y) = ($map->enter_x, $map->enter_y)	2831	($x, $y) = ($map->enter_x, $map->enter_y)
2550	if $x <=0 && $y <= 0;	2832	if $x <= 0 && $y <= 0;
2551		2833
2552	$map->load;	2834	$map->load;
2553	$map->load_neighbours;
2554		2835
2555	return unless $self->contr->active;	2836	return unless $self->contr->active;
2556		2837
2557	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2838	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2558	$self->enter_map ($map, $x, $y);	2839	if ($self->enter_map ($map, $x, $y)) {
2559		2840	# entering was successful
		2841	delete $self->{_link_recursion};
2560	# only activate afterwards, to support waiting in hooks	2842	# only activate afterwards, to support waiting in hooks
2561	$self->activate_recursive;	2843	$self->activate_recursive;
2562	}	2844	}
2563		2845
		2846	}
		2847
2564	=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)]])
2565		2849
2566	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
2567	her, loading and preparing them map, calling the provided $check callback	2851	her, loading and preparing them map, calling the provided $check callback
2568	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
2569	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
…		…
2576		2860
2577	our $GOTOGEN;	2861	our $GOTOGEN;
2578		2862
2579	sub cf::object::player::goto {	2863	sub cf::object::player::goto {
2580	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	}
2581		2871
2582	# 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
2583	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2873	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2584		2874
2585	$self->enter_link;	2875	$self->enter_link;
…		…
2605	($path, $x, $y) = (undef, undef, undef);	2895	($path, $x, $y) = (undef, undef, undef);
2606	}	2896	}
2607	}	2897	}
2608		2898
2609	my $map = eval {	2899	my $map = eval {
2610	my $map = defined $path ? cf::map::find $path : undef;	2900	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2611		2901
2612	if ($map) {	2902	if ($map) {
2613	$map = $map->customise_for ($self);	2903	$map = $map->customise_for ($self);
2614	$map = $check->($map) if $check && $map;	2904	$map = $check->($map, $x, $y, $self) if $check && $map;
2615	} else {	2905	} else {
2616	$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);
2617	}	2907	}
2618		2908
2619	$map	2909	$map
…		…
2627	if ($gen == $self->{_goto_generation}) {	2917	if ($gen == $self->{_goto_generation}) {
2628	delete $self->{_goto_generation};	2918	delete $self->{_goto_generation};
2629	$self->leave_link ($map, $x, $y);	2919	$self->leave_link ($map, $x, $y);
2630	}	2920	}
2631		2921
2632	$done->() if $done;	2922	$done->($self) if $done;
2633	})->prio (1);	2923	})->prio (1);
2634	}	2924	}
2635		2925
2636	=item $player_object->enter_exit ($exit_object)	2926	=item $player_object->enter_exit ($exit_object)
2637		2927
…		…
2705	$Coro::current->{desc} = "enter_exit";	2995	$Coro::current->{desc} = "enter_exit";
2706		2996
2707	unless (eval {	2997	unless (eval {
2708	$self->deactivate_recursive; # just to be sure	2998	$self->deactivate_recursive; # just to be sure
2709		2999
2710	# random map handling
2711	{
2712	my $guard = cf::lock_acquire "exit_prepare:$exit";
2713
2714	prepare_random_map $exit
2715	if $exit->slaying eq "/!";
2716	}
2717
2718	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;	3000	my $map = cf::map::normalise $exit->slaying, $exit->map;
2719	my $x = $exit->stats->hp;	3001	my $x = $exit->stats->hp;
2720	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	}
2721		3026
2722	$self->goto ($map, $x, $y);	3027	$self->goto ($map, $x, $y);
2723		3028
2724	# if exit is damned, update players death & WoR home-position	3029	# if exit is damned, update players death & WoR home-position
2725	$self->contr->savebed ($map, $x, $y)	3030	$self->contr->savebed ($map, $x, $y)
…		…
2730	$self->message ("Something went wrong deep within the deliantra server. "	3035	$self->message ("Something went wrong deep within the deliantra server. "
2731	. "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. "
2732	. "Please report this to the dungeon master!",	3037	. "Please report this to the dungeon master!",
2733	cf::NDI_UNIQUE | cf::NDI_RED);	3038	cf::NDI_UNIQUE | cf::NDI_RED);
2734		3039
2735	warn "ERROR in enter_exit: $@";	3040	error "ERROR in enter_exit: $@";
2736	$self->leave_link;	3041	$self->leave_link;
2737	}	3042	}
2738	})->prio (1);	3043	})->prio (1);
2739	}	3044	}
2740		3045
…		…
2752	sub cf::client::send_drawinfo {	3057	sub cf::client::send_drawinfo {
2753	my ($self, $text, $flags) = @_;	3058	my ($self, $text, $flags) = @_;
2754		3059
2755	utf8::encode $text;	3060	utf8::encode $text;
2756	$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);
2757	}	3087	}
2758		3088
2759	=item $client->send_msg ($channel, $msg, $color, [extra...])	3089	=item $client->send_msg ($channel, $msg, $color, [extra...])
2760		3090
2761	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
…		…
2913	my $pkt = "msg "	3243	my $pkt = "msg "
2914	. $self->{json_coder}->encode (	3244	. $self->{json_coder}->encode (
2915	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]	3245	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2916	);	3246	);
2917		3247
2918	# try lzf for large packets
2919	$pkt = "lzf " . Compress::LZF::compress $pkt
2920	if 1024 <= length $pkt and $self->{can_lzf};
2921
2922	# split very large packets
2923	if (8192 < length $pkt and $self->{can_lzf}) {
2924	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2925	$pkt = "frag";
2926	}
2927
2928	$self->send_packet ($pkt);	3248	$self->send_big_packet ($pkt);
2929	}	3249	}
2930		3250
2931	=item $client->ext_msg ($type, @msg)	3251	=item $client->ext_msg ($type, @msg)
2932		3252
2933	Sends an ext event to the client.	3253	Sends an ext event to the client.
…		…
2935	=cut	3255	=cut
2936		3256
2937	sub cf::client::ext_msg($$@) {	3257	sub cf::client::ext_msg($$@) {
2938	my ($self, $type, @msg) = @_;	3258	my ($self, $type, @msg) = @_;
2939		3259
2940	if ($self->extcmd == 2) {
2941	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3260	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2942	} elsif ($self->extcmd == 1) { # TODO: remove
2943	push @msg, msgtype => "event_$type";
2944	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2945	}
2946	}
2947
2948	=item $client->ext_reply ($msgid, @msg)
2949
2950	Sends an ext reply to the client.
2951
2952	=cut
2953
2954	sub cf::client::ext_reply($$@) {
2955	my ($self, $id, @msg) = @_;
2956
2957	if ($self->extcmd == 2) {
2958	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2959	} elsif ($self->extcmd == 1) {
2960	#TODO: version 1, remove
2961	unshift @msg, msgtype => "reply", msgid => $id;
2962	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2963	}
2964	}	3261	}
2965		3262
2966	=item $success = $client->query ($flags, "text", \&cb)	3263	=item $success = $client->query ($flags, "text", \&cb)
2967		3264
2968	Queues a query to the client, calling the given callback with	3265	Queues a query to the client, calling the given callback with
…		…
3023	my ($ns, $buf) = @_;	3320	my ($ns, $buf) = @_;
3024		3321
3025	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3322	my $msg = eval { $ns->{json_coder}->decode ($buf) };
3026		3323
3027	if (ref $msg) {	3324	if (ref $msg) {
3028	my ($type, $reply, @payload) =	3325	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
3029	"ARRAY" eq ref $msg
3030	? @$msg
3031	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
3032		3326
3033	my @reply;
3034
3035	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}) {
3036	@reply = $cb->($ns, @payload);	3340	@reply = $cb->($ns, @payload);
		3341	}
		3342
		3343	$ns->ext_msg ("reply-$reply", @reply)
		3344	if $reply;
3037	}	3345	}
3038
3039	$ns->ext_reply ($reply, @reply)
3040	if $reply;
3041
3042	} else {	3346	} else {
3043	warn "client " . ($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";
3044	}	3348	}
3045		3349
3046	cf::override;	3350	cf::override;
3047	},	3351	},
3048	);	3352	);
…		…
3068		3372
3069	$coro	3373	$coro
3070	}	3374	}
3071		3375
3072	cf::client->attach (	3376	cf::client->attach (
3073	on_destroy => sub {	3377	on_client_destroy => sub {
3074	my ($ns) = @_;	3378	my ($ns) = @_;
3075		3379
3076	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3380	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
3077	},	3381	},
3078	);	3382	);
…		…
3094	our $safe_hole = new Safe::Hole;	3398	our $safe_hole = new Safe::Hole;
3095		3399
3096	$SIG{FPE} = 'IGNORE';	3400	$SIG{FPE} = 'IGNORE';
3097		3401
3098	$safe->permit_only (Opcode::opset qw(	3402	$safe->permit_only (Opcode::opset qw(
3099	:base_core :base_mem :base_orig :base_math	3403	:base_core :base_mem :base_orig :base_math :base_loop
3100	grepstart grepwhile mapstart mapwhile	3404	grepstart grepwhile mapstart mapwhile
3101	sort time	3405	sort time
3102	));	3406	));
3103		3407
3104	# here we export the classes and methods available to script code	3408	# here we export the classes and methods available to script code
…		…
3129	decrease split destroy change_exp value msg lore send_msg)],	3433	decrease split destroy change_exp value msg lore send_msg)],
3130	["cf::object::player" => qw(player)],	3434	["cf::object::player" => qw(player)],
3131	["cf::player" => qw(peaceful send_msg)],	3435	["cf::player" => qw(peaceful send_msg)],
3132	["cf::map" => qw(trigger)],	3436	["cf::map" => qw(trigger)],
3133	) {	3437	) {
3134	no strict 'refs';
3135	my ($pkg, @funs) = @$_;	3438	my ($pkg, @funs) = @$_;
3136	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3439	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3137	for @funs;	3440	for @funs;
3138	}	3441	}
3139		3442
…		…
3156	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3459	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3157	$qcode =~ s/\n/\\n/g;	3460	$qcode =~ s/\n/\\n/g;
3158		3461
3159	%vars = (_dummy => 0) unless %vars;	3462	%vars = (_dummy => 0) unless %vars;
3160		3463
		3464	my @res;
3161	local $_;	3465	local $_;
3162	local @safe::cf::_safe_eval_args = values %vars;
3163		3466
3164	my $eval =	3467	my $eval =
3165	"do {\n"	3468	"do {\n"
3166	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3469	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3167	. "#line 0 \"{$qcode}\"\n"	3470	. "#line 0 \"{$qcode}\"\n"
3168	. $code	3471	. $code
3169	. "\n}"	3472	. "\n}"
3170	;	3473	;
3171		3474
		3475	if ($CFG{safe_eval}) {
3172	sub_generation_inc;	3476	sub_generation_inc;
		3477	local @safe::cf::_safe_eval_args = values %vars;
3173	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3478	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3174	sub_generation_inc;	3479	sub_generation_inc;
		3480	} else {
		3481	local @cf::_safe_eval_args = values %vars;
		3482	@res = wantarray ? eval eval : scalar eval $eval;
		3483	}
3175		3484
3176	if ($@) {	3485	if ($@) {
3177	warn "$@";	3486	warn "$@",
3178	warn "while executing safe code '$code'\n";	3487	"while executing safe code '$code'\n",
3179	warn "with arguments " . (join " ", %vars) . "\n";	3488	"with arguments " . (join " ", %vars) . "\n";
3180	}	3489	}
3181		3490
3182	wantarray ? @res : $res[0]	3491	wantarray ? @res : $res[0]
3183	}	3492	}
3184		3493
…		…
3198	=cut	3507	=cut
3199		3508
3200	sub register_script_function {	3509	sub register_script_function {
3201	my ($fun, $cb) = @_;	3510	my ($fun, $cb) = @_;
3202		3511
3203	no strict 'refs';	3512	$fun = "safe::$fun" if $CFG{safe_eval};
3204	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3513	*$fun = $safe_hole->wrap ($cb);
3205	}	3514	}
3206		3515
3207	=back	3516	=back
3208		3517
3209	=cut	3518	=cut
3210		3519
3211	#############################################################################	3520	#############################################################################
3212	# 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	$idx
		3545	}
3213		3546
3214	sub load_facedata($) {	3547	sub load_facedata($) {
3215	my ($path) = @_;	3548	my ($path) = @_;
3216		3549
3217	# 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
3218	# for this (global event?)	3551	# for this (global event?)
3219	%ext::player_env::MUSIC_FACE_CACHE = ();	3552	%ext::player_env::MUSIC_FACE_CACHE = ();
3220		3553
3221	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3554	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3222		3555
3223	warn "loading facedata from $path\n";	3556	trace "loading facedata from $path\n";
3224		3557
3225	my $facedata;	3558	my $facedata = decode_storable load_file $path;
3226	0 < aio_load $path, $facedata
3227	or die "$path: $!";
3228
3229	$facedata = Coro::Storable::thaw $facedata;
3230		3559
3231	$facedata->{version} == 2	3560	$facedata->{version} == 2
3232	or cf::cleanup "$path: version mismatch, cannot proceed.";	3561	or cf::cleanup "$path: version mismatch, cannot proceed.";
3233		3562
3234	# patch in the exptable
3235	$facedata->{resource}{"res/exp_table"} = {
3236	type => FT_RSRC,
3237	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
3238	};
3239	cf::cede_to_tick;	3563	cf::cede_to_tick;
3240		3564
3241	{	3565	{
3242	my $faces = $facedata->{faceinfo};	3566	my $faces = delete $facedata->{faceinfo};
3243		3567
3244	while (my ($face, $info) = each %$faces) {	3568	for my $face (sort keys %$faces) {
		3569	my $info = $faces->{$face};
3245	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3570	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3246		3571
3247	cf::face::set_visibility $idx, $info->{visibility};	3572	cf::face::set_visibility $idx, $info->{visibility};
3248	cf::face::set_magicmap $idx, $info->{magicmap};	3573	cf::face::set_magicmap $idx, $info->{magicmap};
3249	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3574	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3250	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3575	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
3251		3576	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
		3577	$FACEHASH{$info->{hash64}} = $idx;#d#
		3578
3252	cf::cede_to_tick;	3579	cf::cede_to_tick;
3253	}	3580	}
3254		3581
3255	while (my ($face, $info) = each %$faces) {	3582	while (my ($face, $info) = each %$faces) {
3256	next unless $info->{smooth};	3583	next unless $info->{smooth};
…		…
3260		3587
3261	if (my $smooth = cf::face::find $info->{smooth}) {	3588	if (my $smooth = cf::face::find $info->{smooth}) {
3262	cf::face::set_smooth $idx, $smooth;	3589	cf::face::set_smooth $idx, $smooth;
3263	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3590	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3264	} else {	3591	} else {
3265	warn "smooth face '$info->{smooth}' not found for face '$face'";	3592	error "smooth face '$info->{smooth}' not found for face '$face'";
3266	}	3593	}
3267		3594
3268	cf::cede_to_tick;	3595	cf::cede_to_tick;
3269	}	3596	}
3270	}	3597	}
3271		3598
3272	{	3599	{
3273	my $anims = $facedata->{animinfo};	3600	my $anims = delete $facedata->{animinfo};
3274		3601
3275	while (my ($anim, $info) = each %$anims) {	3602	while (my ($anim, $info) = each %$anims) {
3276	cf::anim::set $anim, $info->{frames}, $info->{facings};	3603	cf::anim::set $anim, $info->{frames}, $info->{facings};
3277	cf::cede_to_tick;	3604	cf::cede_to_tick;
3278	}	3605	}
3279		3606
3280	cf::anim::invalidate_all; # d'oh	3607	cf::anim::invalidate_all; # d'oh
3281	}	3608	}
3282		3609
3283	{	3610	{
3284	# TODO: for gcfclient pleasure, we should give resources
3285	# that gcfclient doesn't grok a >10000 face index.
3286	my $res = $facedata->{resource};	3611	my $res = delete $facedata->{resource};
3287		3612
3288	while (my ($name, $info) = each %$res) {	3613	while (my ($name, $info) = each %$res) {
3289	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
3290	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3616	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3291	my $data;
3292		3617
3293	if ($info->{type} & 1) {
3294	# prepend meta info
3295
3296	my $meta = $enc->encode ({
3297	name => $name,
3298	%{ $info->{meta} || {} },
3299	});
3300
3301	$data = pack "(w/a*)*", $meta, $info->{data};
3302	} else {
3303	$data = $info->{data};
3304	}
3305
3306	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3307	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#
3308	} else {	3622	} else {
3309	$RESOURCE{$name} = $info;	3623	# $RESOURCE{$name} = $info; # unused
3310	}	3624	}
3311		3625
3312	cf::cede_to_tick;	3626	cf::cede_to_tick;
3313	}	3627	}
3314	}	3628	}
3315		3629
3316	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);	3630	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3317		3631
3318	1	3632	1
3319	}	3633	}
3320
3321	cf::global->attach (on_resource_update => sub {
3322	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3323	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3324
3325	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3326	my $sound = $soundconf->{compat}[$_]
3327	or next;
3328
3329	my $face = cf::face::find "sound/$sound->[1]";
3330	cf::sound::set $sound->[0] => $face;
3331	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3332	}
3333
3334	while (my ($k, $v) = each %{$soundconf->{event}}) {
3335	my $face = cf::face::find "sound/$v";
3336	cf::sound::set $k => $face;
3337	}
3338	}
3339	});
3340		3634
3341	register_exticmd fx_want => sub {	3635	register_exticmd fx_want => sub {
3342	my ($ns, $want) = @_;	3636	my ($ns, $want) = @_;
3343		3637
3344	while (my ($k, $v) = each %$want) {	3638	while (my ($k, $v) = each %$want) {
…		…
3352	my $status = load_resource_file_ $_[0];	3646	my $status = load_resource_file_ $_[0];
3353	get_slot 0.1, 100;	3647	get_slot 0.1, 100;
3354	cf::arch::commit_load;	3648	cf::arch::commit_load;
3355		3649
3356	$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 $_, 1 .. cf::settings->max_level]
		3659	);
		3660	}
		3661
		3662	sub reload_materials {
		3663	_reload_materials;
3357	}	3664	}
3358		3665
3359	sub reload_regions {	3666	sub reload_regions {
3360	# HACK to clear player env face cache, we need some signal framework	3667	# HACK to clear player env face cache, we need some signal framework
3361	# for this (global event?)	3668	# for this (global event?)
…		…
3376	}	3683	}
3377		3684
3378	sub reload_archetypes {	3685	sub reload_archetypes {
3379	load_resource_file "$DATADIR/archetypes"	3686	load_resource_file "$DATADIR/archetypes"
3380	or die "unable to load archetypes\n";	3687	or die "unable to load archetypes\n";
		3688
		3689	set_face "res/skill_info" => FT_RSRC,
		3690	JSON::XS->new->utf8->canonical->encode (
		3691	[map [cf::arch::skillvec ($_)->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 ($_)], 0 .. NRSPELLPATHS - 1]
		3696	);
3381	}	3697	}
3382		3698
3383	sub reload_treasures {	3699	sub reload_treasures {
3384	load_resource_file "$DATADIR/treasures"	3700	load_resource_file "$DATADIR/treasures"
3385	or die "unable to load treasurelists\n";	3701	or die "unable to load treasurelists\n";
3386	}	3702	}
3387		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
3388	sub reload_resources {	3724	sub reload_resources {
3389	warn "reloading resource files...\n";	3725	trace "reloading resource files...\n";
3390		3726
		3727	reload_materials;
3391	reload_facedata;	3728	reload_facedata;
		3729	reload_exp_table;
		3730	reload_sound;
3392	reload_archetypes;	3731	reload_archetypes;
3393	reload_regions;	3732	reload_regions;
3394	reload_treasures;	3733	reload_treasures;
3395		3734
3396	warn "finished reloading resource files\n";	3735	trace "finished reloading resource files\n";
3397	}	3736	}
3398		3737
3399	sub reload_config {	3738	sub reload_config {
3400	warn "reloading config file...\n";	3739	trace "reloading config file...\n";
3401		3740
3402	open my $fh, "<:utf8", "$CONFDIR/config"	3741	my $config = load_file "$CONFDIR/config";
3403	or return;	3742	utf8::decode $config;
		3743	*CFG = decode_yaml $config;
3404		3744
3405	local $/;
3406	*CFG = YAML::XS::Load scalar <$fh>;
3407
3408	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3745	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3409		3746
3410	$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};
3411	$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};
3412		3749
3413	if (exists $CFG{mlockall}) {	3750	if (exists $CFG{mlockall}) {
…		…
3415	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3752	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3416	and die "WARNING: m(un)lockall failed: $!\n";	3753	and die "WARNING: m(un)lockall failed: $!\n";
3417	};	3754	};
3418	warn $@ if $@;	3755	warn $@ if $@;
3419	}	3756	}
3420
3421	warn "finished reloading resource files\n";
3422	}	3757	}
3423		3758
3424	sub pidfile() {	3759	sub pidfile() {
3425	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT	3760	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
3426	or die "$PIDFILE: $!";	3761	or die "$PIDFILE: $!";
…		…
3439	seek $fh, 0, 0;	3774	seek $fh, 0, 0;
3440	print $fh $$;	3775	print $fh $$;
3441	}	3776	}
3442		3777
3443	sub main_loop {	3778	sub main_loop {
3444	warn "EV::loop starting\n";	3779	trace "EV::loop starting\n";
3445	if (1) {	3780	if (1) {
3446	EV::loop;	3781	EV::loop;
3447	}	3782	}
3448	warn "EV::loop returned\n";	3783	trace "EV::loop returned\n";
3449	goto &main_loop unless $REALLY_UNLOOP;	3784	goto &main_loop unless $REALLY_UNLOOP;
3450	}	3785	}
3451		3786
3452	sub main {	3787	sub main {
3453	cf::init_globals; # initialise logging	3788	cf::init_globals; # initialise logging
3454		3789
3455	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;	3790	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
3456	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.";
3457	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";	3792	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
3458	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";	3793	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
3459		3794
3460	cf::init_experience;
3461	cf::init_anim;
3462	cf::init_attackmess;
3463	cf::init_dynamic;
3464
3465	$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
3466		3796
3467	# we must not ever block the main coroutine	3797	# we must not ever block the main coroutine
3468	local $Coro::idle = sub {	3798	$Coro::idle = sub {
3469	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#
3470	(async {	3800	(async {
3471	$Coro::current->{desc} = "IDLE BUG HANDLER";	3801	$Coro::current->{desc} = "IDLE BUG HANDLER";
3472	EV::loop EV::LOOP_ONESHOT;	3802	EV::loop EV::LOOP_ONESHOT;
3473	})->prio (Coro::PRIO_MAX);	3803	})->prio (Coro::PRIO_MAX);
3474	};	3804	};
3475		3805
3476	evthread_start IO::AIO::poll_fileno;	3806	evthread_start IO::AIO::poll_fileno;
3477		3807
3478	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
3479	reload_resources;	3819	reload_resources;
3480	reload_config;	3820	reload_config;
3481	db_init;
3482		3821
3483	cf::load_settings;
3484	cf::load_materials;
3485	cf::init_uuid;	3822	cf::init_uuid;
3486	cf::init_signals;	3823	cf::init_signals;
3487	cf::init_commands;
3488	cf::init_skills;	3824	cf::init_skills;
3489		3825
3490	cf::init_beforeplay;	3826	cf::init_beforeplay;
3491		3827
3492	atomic;	3828	atomic;
…		…
3497		3833
3498	# no (long-running) fork's whatsoever before this point(!)	3834	# no (long-running) fork's whatsoever before this point(!)
3499	use POSIX ();	3835	use POSIX ();
3500	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};
3501		3837
3502	(pop @POST_INIT)->(0) while @POST_INIT;	3838	cf::_post_init 0;
3503	};	3839	};
3504		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
3505	main_loop;	3848	goto &main_loop;
3506	}	3849	}
3507		3850
3508	#############################################################################	3851	#############################################################################
3509	# initialisation and cleanup	3852	# initialisation and cleanup
3510		3853
3511	# install some emergency cleanup handlers	3854	# install some emergency cleanup handlers
3512	BEGIN {	3855	BEGIN {
3513	our %SIGWATCHER = ();	3856	our %SIGWATCHER = ();
3514	for my $signal (qw(INT HUP TERM)) {	3857	for my $signal (qw(INT HUP TERM)) {
3515	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3858	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3516	cf::cleanup "SIG$signal";	3859	cf::cleanup "SIG$signal";
3517	};	3860	};
3518	}	3861	}
3519	}	3862	}
3520		3863
3521	sub write_runtime_sync {	3864	sub write_runtime_sync {
		3865	my $t0 = AE::time;
		3866
3522	# first touch the runtime file to show we are still running:	3867	# first touch the runtime file to show we are still running:
3523	# the fsync below can take a very very long time.	3868	# the fsync below can take a very very long time.
3524		3869
3525	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;	3870	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3526		3871
3527	my $guard = cf::lock_acquire "write_runtime";	3872	my $guard = cf::lock_acquire "write_runtime";
3528		3873
3529	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644	3874	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3530	or return;	3875	or return;
3531		3876
3532	my $value = $cf::RUNTIME + 90 + 10;	3877	my $value = $cf::RUNTIME + 90 + 10;
3533	# 10 is the runtime save interval, for a monotonic clock	3878	# 10 is the runtime save interval, for a monotonic clock
3534	# 60 allows for the watchdog to kill the server.	3879	# 60 allows for the watchdog to kill the server.
…		…
3547	or return;	3892	or return;
3548		3893
3549	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE	3894	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3550	and return;	3895	and return;
3551		3896
3552	warn "runtime file written.\n";	3897	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3553		3898
3554	1	3899	1
3555	}	3900	}
3556		3901
3557	our $uuid_lock;	3902	our $uuid_lock;
…		…
3569	or return;	3914	or return;
3570		3915
3571	my $value = uuid_seq uuid_cur;	3916	my $value = uuid_seq uuid_cur;
3572		3917
3573	unless ($value) {	3918	unless ($value) {
3574	warn "cowardly refusing to write zero uuid value!\n";	3919	info "cowardly refusing to write zero uuid value!\n";
3575	return;	3920	return;
3576	}	3921	}
3577		3922
3578	my $value = uuid_str $value + $uuid_skip;	3923	my $value = uuid_str $value + $uuid_skip;
3579	$uuid_skip = 0;	3924	$uuid_skip = 0;
…		…
3589	or return;	3934	or return;
3590		3935
3591	aio_rename "$uuid~", $uuid	3936	aio_rename "$uuid~", $uuid
3592	and return;	3937	and return;
3593		3938
3594	warn "uuid file written ($value).\n";	3939	trace "uuid file written ($value).\n";
3595		3940
3596	1	3941	1
3597		3942
3598	}	3943	}
3599		3944
…		…
3605	}	3950	}
3606		3951
3607	sub emergency_save() {	3952	sub emergency_save() {
3608	my $freeze_guard = cf::freeze_mainloop;	3953	my $freeze_guard = cf::freeze_mainloop;
3609		3954
3610	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;
3611		3961
3612	cf::sync_job {	3962	cf::sync_job {
3613	# this is a trade-off: we want to be very quick here, so	3963	cf::write_runtime_sync; # external watchdog should not bark
3614	# save all maps without fsync, and later call a global sync
3615	# (which in turn might be very very slow)
3616	local $USE_FSYNC = 0;
3617		3964
3618	# use a peculiar iteration method to avoid tripping on perl	3965	# use a peculiar iteration method to avoid tripping on perl
3619	# refcount bugs in for. also avoids problems with players	3966	# refcount bugs in for. also avoids problems with players
3620	# and maps saved/destroyed asynchronously.	3967	# and maps saved/destroyed asynchronously.
3621	warn "emergency_perl_save: begin player save\n";	3968	info "emergency_perl_save: begin player save\n";
3622	for my $login (keys %cf::PLAYER) {	3969	for my $login (keys %cf::PLAYER) {
3623	my $pl = $cf::PLAYER{$login} or next;	3970	my $pl = $cf::PLAYER{$login} or next;
3624	$pl->valid or next;	3971	$pl->valid or next;
3625	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3972	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3626	$pl->save;	3973	$pl->save;
3627	}	3974	}
3628	warn "emergency_perl_save: end player save\n";	3975	info "emergency_perl_save: end player save\n";
3629		3976
		3977	cf::write_runtime_sync; # external watchdog should not bark
		3978
3630	warn "emergency_perl_save: begin map save\n";	3979	info "emergency_perl_save: begin map save\n";
3631	for my $path (keys %cf::MAP) {	3980	for my $path (keys %cf::MAP) {
3632	my $map = $cf::MAP{$path} or next;	3981	my $map = $cf::MAP{$path} or next;
3633	$map->valid or next;	3982	$map->valid or next;
3634	$map->save;	3983	$map->save;
3635	}	3984	}
3636	warn "emergency_perl_save: end map save\n";	3985	info "emergency_perl_save: end map save\n";
3637		3986
		3987	cf::write_runtime_sync; # external watchdog should not bark
		3988
3638	warn "emergency_perl_save: begin database checkpoint\n";	3989	info "emergency_perl_save: begin database checkpoint\n";
3639	BDB::db_env_txn_checkpoint $DB_ENV;	3990	BDB::db_env_txn_checkpoint $DB_ENV;
3640	warn "emergency_perl_save: end database checkpoint\n";	3991	info "emergency_perl_save: end database checkpoint\n";
3641		3992
3642	warn "emergency_perl_save: begin write uuid\n";	3993	info "emergency_perl_save: begin write uuid\n";
3643	write_uuid_sync 1;	3994	write_uuid_sync 1;
3644	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 $DB_ENV;
		4001
		4002	info "emergency_perl_save: starting sync\n";
		4003	IO::AIO::aio_sync sub {
		4004	info "emergency_perl_save: finished sync\n";
		4005	};
		4006
		4007	cf::write_runtime_sync; # external watchdog should not bark
		4008
		4009	trace "emergency_perl_save: flushing outstanding aio requests";
		4010	while (IO::AIO::nreqs || BDB::nreqs) {
		4011	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		4012	}
		4013
		4014	cf::write_runtime_sync; # external watchdog should not bark
3645	};	4015	};
3646		4016
3647	warn "emergency_perl_save: starting sync()\n";
3648	IO::AIO::aio_sync sub {
3649	warn "emergency_perl_save: finished sync()\n";
3650	};
3651
3652	warn "emergency_perl_save: leave\n";	4017	info "emergency_perl_save: leave\n";
3653	}	4018	}
3654		4019
3655	sub post_cleanup {	4020	sub post_cleanup {
3656	my ($make_core) = @_;	4021	my ($make_core) = @_;
3657		4022
		4023	IO::AIO::flush;
		4024
3658	warn Carp::longmess "post_cleanup backtrace"	4025	error Carp::longmess "post_cleanup backtrace"
3659	if $make_core;	4026	if $make_core;
3660		4027
3661	my $fh = pidfile;	4028	my $fh = pidfile;
3662	unlink $PIDFILE if <$fh> == $$;	4029	unlink $PIDFILE if <$fh> == $$;
3663	}	4030	}
…		…
3683	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};	4050	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
3684	for my $name (keys %$leaf_symtab) {	4051	for my $name (keys %$leaf_symtab) {
3685	_gv_clear *{"$pkg$name"};	4052	_gv_clear *{"$pkg$name"};
3686	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};	4053	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
3687	}	4054	}
3688	warn "cleared package $pkg\n";#d#
3689	}	4055	}
3690		4056
3691	sub do_reload_perl() {	4057	sub do_reload_perl() {
3692	# can/must only be called in main	4058	# can/must only be called in main
3693	if ($Coro::current != $Coro::main) {	4059	unless (in_main) {
3694	warn "can only reload from main coroutine";	4060	error "can only reload from main coroutine";
3695	return;	4061	return;
3696	}	4062	}
3697		4063
3698	return if $RELOAD++;	4064	return if $RELOAD++;
3699		4065
3700	my $t1 = EV::time;	4066	my $t1 = AE::time;
3701		4067
3702	while ($RELOAD) {	4068	while ($RELOAD) {
3703	warn "reloading...";	4069	cf::get_slot 0.1, -1, "reload_perl";
		4070	info "perl_reload: reloading...";
3704		4071
3705	warn "entering sync_job";	4072	trace "perl_reload: entering sync_job";
3706		4073
3707	cf::sync_job {	4074	cf::sync_job {
3708	cf::write_runtime_sync; # external watchdog should not bark
3709	cf::emergency_save;	4075	#cf::emergency_save;
3710	cf::write_runtime_sync; # external watchdog should not bark
3711		4076
3712	warn "syncing database to disk";
3713	BDB::db_env_txn_checkpoint $DB_ENV;
3714
3715	# if anything goes wrong in here, we should simply crash as we already saved
3716
3717	warn "flushing outstanding aio requests";
3718	while (IO::AIO::nreqs || BDB::nreqs) {
3719	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3720	}
3721
3722	warn "cancelling all extension coros";	4077	trace "perl_reload: cancelling all extension coros";
3723	$_->cancel for values %EXT_CORO;	4078	$_->cancel for values %EXT_CORO;
3724	%EXT_CORO = ();	4079	%EXT_CORO = ();
3725		4080
3726	warn "removing commands";	4081	trace "perl_reload: removing commands";
3727	%COMMAND = ();	4082	%COMMAND = ();
3728		4083
3729	warn "removing ext/exti commands";	4084	trace "perl_reload: removing ext/exti commands";
3730	%EXTCMD = ();	4085	%EXTCMD = ();
3731	%EXTICMD = ();	4086	%EXTICMD = ();
3732		4087
3733	warn "unloading/nuking all extensions";	4088	trace "perl_reload: unloading/nuking all extensions";
3734	for my $pkg (@EXTS) {	4089	for my $pkg (@EXTS) {
3735	warn "... unloading $pkg";	4090	trace "... unloading $pkg";
3736		4091
3737	if (my $cb = $pkg->can ("unload")) {	4092	if (my $cb = $pkg->can ("unload")) {
3738	eval {	4093	eval {
3739	$cb->($pkg);	4094	$cb->($pkg);
3740	1	4095	1
3741	} or warn "$pkg unloaded, but with errors: $@";	4096	} or error "$pkg unloaded, but with errors: $@";
3742	}	4097	}
3743		4098
3744	warn "... clearing $pkg";	4099	trace "... clearing $pkg";
3745	clear_package $pkg;	4100	clear_package $pkg;
3746	}	4101	}
3747		4102
3748	warn "unloading all perl modules loaded from $LIBDIR";	4103	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3749	while (my ($k, $v) = each %INC) {	4104	while (my ($k, $v) = each %INC) {
3750	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4105	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3751		4106
3752	warn "... unloading $k";	4107	trace "... unloading $k";
3753	delete $INC{$k};	4108	delete $INC{$k};
3754		4109
3755	$k =~ s/\.pm$//;	4110	$k =~ s/\.pm$//;
3756	$k =~ s/\//::/g;	4111	$k =~ s/\//::/g;
3757		4112
…		…
3760	}	4115	}
3761		4116
3762	clear_package $k;	4117	clear_package $k;
3763	}	4118	}
3764		4119
3765	warn "getting rid of safe::, as good as possible";	4120	trace "perl_reload: getting rid of safe::, as good as possible";
3766	clear_package "safe::$_"	4121	clear_package "safe::$_"
3767	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);
3768		4123
3769	warn "unloading cf.pm \"a bit\"";	4124	trace "perl_reload: unloading cf.pm \"a bit\"";
3770	delete $INC{"cf.pm"};	4125	delete $INC{"cf.pm"};
3771	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;	4126	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3772		4127
3773	# don't, removes xs symbols, too,	4128	# don't, removes xs symbols, too,
3774	# and global variables created in xs	4129	# and global variables created in xs
3775	#clear_package __PACKAGE__;	4130	#clear_package __PACKAGE__;
3776		4131
3777	warn "unload completed, starting to reload now";	4132	info "perl_reload: unload completed, starting to reload now";
3778		4133
3779	warn "reloading cf.pm";	4134	trace "perl_reload: reloading cf.pm";
3780	require cf;	4135	require cf;
3781	cf::_connect_to_perl_1;	4136	cf::_connect_to_perl_1;
3782		4137
3783	warn "loading config and database again";	4138	trace "perl_reload: loading config and database again";
3784	cf::reload_config;	4139	cf::reload_config;
3785		4140
3786	warn "loading extensions";	4141	trace "perl_reload: loading extensions";
3787	cf::load_extensions;	4142	cf::load_extensions;
3788		4143
3789	if ($REATTACH_ON_RELOAD) {	4144	if ($REATTACH_ON_RELOAD) {
3790	warn "reattaching attachments to objects/players";	4145	trace "perl_reload: reattaching attachments to objects/players";
3791	_global_reattach; # objects, sockets	4146	_global_reattach; # objects, sockets
3792	warn "reattaching attachments to maps";	4147	trace "perl_reload: reattaching attachments to maps";
3793	reattach $_ for values %MAP;	4148	reattach $_ for values %MAP;
3794	warn "reattaching attachments to players";	4149	trace "perl_reload: reattaching attachments to players";
3795	reattach $_ for values %PLAYER;	4150	reattach $_ for values %PLAYER;
3796	}	4151	}
3797		4152
3798	warn "running post_init jobs";	4153	cf::_post_init 1;
3799	(pop @POST_INIT)->(1) while @POST_INIT;
3800		4154
3801	warn "leaving sync_job";	4155	trace "perl_reload: leaving sync_job";
3802		4156
3803	1	4157	1
3804	} or do {	4158	} or do {
3805	warn $@;	4159	error $@;
3806	cf::cleanup "error while reloading, exiting.";	4160	cf::cleanup "perl_reload: error, exiting.";
3807	};	4161	};
3808		4162
3809	warn "reloaded";
3810	--$RELOAD;	4163	--$RELOAD;
3811	}	4164	}
3812		4165
3813	$t1 = EV::time - $t1;	4166	$t1 = AE::time - $t1;
3814	warn "reload completed in ${t1}s\n";	4167	info "perl_reload: completed in ${t1}s\n";
3815	};	4168	};
3816		4169
3817	our $RELOAD_WATCHER; # used only during reload	4170	our $RELOAD_WATCHER; # used only during reload
3818		4171
3819	sub reload_perl() {	4172	sub reload_perl() {
…		…
3821	# coro crashes during coro_state_free->destroy here.	4174	# coro crashes during coro_state_free->destroy here.
3822		4175
3823	$RELOAD_WATCHER ||= cf::async {	4176	$RELOAD_WATCHER ||= cf::async {
3824	Coro::AIO::aio_wait cache_extensions;	4177	Coro::AIO::aio_wait cache_extensions;
3825		4178
3826	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {	4179	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3827	do_reload_perl;	4180	do_reload_perl;
3828	undef $RELOAD_WATCHER;	4181	undef $RELOAD_WATCHER;
3829	};	4182	};
3830	};	4183	};
3831	}	4184	}
…		…
3840	reload_perl;	4193	reload_perl;
3841	};	4194	};
3842	}	4195	}
3843	};	4196	};
3844		4197
3845	unshift @INC, $LIBDIR;	4198	#############################################################################
3846		4199
3847	my $bug_warning = 0;	4200	my $bug_warning = 0;
3848		4201
3849	our @WAIT_FOR_TICK;
3850	our @WAIT_FOR_TICK_BEGIN;
3851
3852	sub wait_for_tick {	4202	sub wait_for_tick() {
3853	return if tick_inhibit || $Coro::current == $Coro::main;	4203	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3854		4204
3855	my $signal = new Coro::Signal;	4205	$WAIT_FOR_TICK->wait;
3856	push @WAIT_FOR_TICK, $signal;
3857	$signal->wait;
3858	}	4206	}
3859		4207
3860	sub wait_for_tick_begin {	4208	sub wait_for_tick_begin() {
3861	return if tick_inhibit || $Coro::current == $Coro::main;	4209	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3862		4210
3863	my $signal = new Coro::Signal;	4211	my $signal = new Coro::Signal;
3864	push @WAIT_FOR_TICK_BEGIN, $signal;	4212	push @WAIT_FOR_TICK_BEGIN, $signal;
3865	$signal->wait;	4213	$signal->wait;
3866	}	4214	}
…		…
3870	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4218	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3871	unless ++$bug_warning > 10;	4219	unless ++$bug_warning > 10;
3872	return;	4220	return;
3873	}	4221	}
3874		4222
3875	cf::server_tick; # one server iteration	4223	cf::one_tick; # one server iteration
		4224
		4225	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3876		4226
3877	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4227	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3878	$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.;
3879	Coro::async_pool {	4229	Coro::async_pool {
3880	$Coro::current->{desc} = "runtime saver";	4230	$Coro::current->{desc} = "runtime saver";
3881	write_runtime_sync	4231	write_runtime_sync
3882	or warn "ERROR: unable to write runtime file: $!";	4232	or error "ERROR: unable to write runtime file: $!";
3883	};	4233	};
3884	}	4234	}
3885		4235
3886	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4236	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3887	$sig->send;	4237	$sig->send;
3888	}	4238	}
3889	while (my $sig = shift @WAIT_FOR_TICK) {	4239	$WAIT_FOR_TICK->broadcast;
3890	$sig->send;
3891	}
3892		4240
3893	$LOAD = ($NOW - $TICK_START) / $TICK;	4241	$LOAD = ($NOW - $TICK_START) / $TICK;
3894	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4242	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3895		4243
3896	if (0) {	4244	if (0) {
3897	if ($NEXT_TICK) {	4245	if ($NEXT_TICK) {
3898	my $jitter = $TICK_START - $NEXT_TICK;	4246	my $jitter = $TICK_START - $NEXT_TICK;
3899	$JITTER = $JITTER * 0.75 + $jitter * 0.25;	4247	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
3900	warn "jitter $JITTER\n";#d#	4248	debug "jitter $JITTER\n";#d#
3901	}	4249	}
3902	}	4250	}
3903	}	4251	}
3904		4252
3905	{	4253	{
3906	# configure BDB	4254	# configure BDB
		4255	info "initialising database";
3907		4256
3908	BDB::min_parallel 8;	4257	BDB::min_parallel 16;
3909	BDB::max_poll_reqs $TICK * 0.1;	4258	BDB::max_poll_reqs $TICK * 0.1;
3910	$AnyEvent::BDB::WATCHER->priority (1);	4259	#$AnyEvent::BDB::WATCHER->priority (1);
3911		4260
3912	unless ($DB_ENV) {	4261	unless ($DB_ENV) {
3913	$DB_ENV = BDB::db_env_create;	4262	$DB_ENV = BDB::db_env_create;
3914	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);	4263	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3915	$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;
…		…
3940	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4289	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3941	};	4290	};
3942	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {	4291	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3943	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4292	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3944	};	4293	};
		4294
		4295	info "database initialised";
3945	}	4296	}
3946		4297
3947	{	4298	{
3948	# configure IO::AIO	4299	# configure IO::AIO
3949		4300
		4301	info "initialising aio";
3950	IO::AIO::min_parallel 8;	4302	IO::AIO::min_parallel 8;
3951	IO::AIO::max_poll_time $TICK * 0.1;	4303	IO::AIO::max_poll_time $TICK * 0.1;
3952	undef $AnyEvent::AIO::WATCHER;	4304	undef $AnyEvent::AIO::WATCHER;
		4305	info "aio initialised";
3953	}	4306	}
3954		4307
3955	my $_log_backtrace;	4308	our $_log_backtrace;
		4309	our $_log_backtrace_last;
3956		4310
3957	sub _log_backtrace {	4311	sub _log_backtrace {
3958	my ($msg, @addr) = @_;	4312	my ($msg, @addr) = @_;
3959		4313
3960	$msg =~ s/\n//;	4314	$msg =~ s/\n$//;
3961		4315
		4316	if ($_log_backtrace_last eq $msg) {
		4317	LOG llevInfo, "[ABT] $msg\n";
		4318	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3962	# limit the # of concurrent backtraces	4319	# limit the # of concurrent backtraces
3963	if ($_log_backtrace < 2) {	4320	} elsif ($_log_backtrace < 2) {
		4321	$_log_backtrace_last = $msg;
3964	++$_log_backtrace;	4322	++$_log_backtrace;
3965	my $perl_bt = Carp::longmess $msg;	4323	my $perl_bt = Carp::longmess $msg;
3966	async {	4324	async {
3967	$Coro::current->{desc} = "abt $msg";	4325	$Coro::current->{desc} = "abt $msg";
3968		4326
…		…
3988	LOG llevInfo, "[ABT] $_\n" for @bt;	4346	LOG llevInfo, "[ABT] $_\n" for @bt;
3989	--$_log_backtrace;	4347	--$_log_backtrace;
3990	};	4348	};
3991	} else {	4349	} else {
3992	LOG llevInfo, "[ABT] $msg\n";	4350	LOG llevInfo, "[ABT] $msg\n";
3993	LOG llevInfo, "[ABT] [suppressed]\n";	4351	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3994	}	4352	}
3995	}	4353	}
3996		4354
3997	# load additional modules	4355	# load additional modules
3998	require "cf/$_.pm" for @EXTRA_MODULES;	4356	require "cf/$_.pm" for @EXTRA_MODULES;

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