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Revision 1.513 by root, Mon Apr 12 05:22:38 2010 UTC vs.
Revision 1.622 by root, Wed Nov 23 06:05:33 2016 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 (©) 2006,2007,2008,2009,2010 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;
…		…
34	use Safe;	32	use Safe;
35	use Safe::Hole;	33	use Safe::Hole;
36	use Storable ();	34	use Storable ();
37	use Carp ();	35	use Carp ();
38		36
39	use Guard ();	37	use AnyEvent ();
		38	use AnyEvent::IO ();
		39	use AnyEvent::DNS ();
		40
40	use Coro ();	41	use Coro ();
41	use Coro::State;	42	use Coro::State;
42	use Coro::Handle;	43	use Coro::Handle;
43	use Coro::EV;	44	use Coro::EV;
44	use Coro::AnyEvent;	45	use Coro::AnyEvent;
…		…
50	use Coro::AIO;	51	use Coro::AIO;
51	use Coro::BDB 1.6;	52	use Coro::BDB 1.6;
52	use Coro::Storable;	53	use Coro::Storable;
53	use Coro::Util ();	54	use Coro::Util ();
54		55
		56	use Guard ();
55	use JSON::XS 2.01 ();	57	use JSON::XS 2.01 ();
56	use BDB ();	58	use BDB ();
57	use Data::Dumper;	59	use Data::Dumper;
58	use Fcntl;	60	use Fcntl;
59	use YAML::XS ();	61	use YAML::XS ();
		62	use CBOR::XS ();
60	use IO::AIO ();	63	use IO::AIO ();
61	use Time::HiRes;
62	use Compress::LZF;	64	use Compress::LZF;
63	use Digest::MD5 ();	65	use Digest::MD5 ();
64		66
65	AnyEvent::detect;	67	AnyEvent::detect;
66		68
…		…
78	# strictly for debugging	80	# strictly for debugging
79	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };	81	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
80		82
81	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	83	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
82		84
		85	our @ORIG_INC;
		86
83	our %COMMAND = ();	87	our %COMMAND = ();
84	our %COMMAND_TIME = ();	88	our %COMMAND_TIME = ();
85		89
86	our @EXTS = (); # list of extension package names	90	our @EXTS = (); # list of extension package names
87	our %EXTCMD = ();	91	our %EXTCMD = ();
		92	our %EXTACMD = ();
88	our %EXTICMD = ();	93	our %EXTICMD = ();
		94	our %EXTIACMD = ();
89	our %EXT_CORO = (); # coroutines bound to extensions	95	our %EXT_CORO = (); # coroutines bound to extensions
90	our %EXT_MAP = (); # pluggable maps	96	our %EXT_MAP = (); # pluggable maps
91		97
92	our $RELOAD; # number of reloads so far, non-zero while in reload	98	our $RELOAD; # number of reloads so far, non-zero while in reload
93	our @EVENT;	99	our @EVENT;
94	our @REFLECT; # set by XS	100	our @REFLECT; # set by XS
95	our %REFLECT; # set by us	101	our %REFLECT; # set by us
96		102
97	our $CONFDIR = confdir;	103	our $CONFDIR = confdir;
		104
98	our $DATADIR = datadir;	105	our $DATADIR = datadir;
99	our $LIBDIR = "$DATADIR/ext";	106	our $LIBDIR = "$DATADIR/ext";
100	our $PODDIR = "$DATADIR/pod";	107	our $PODDIR = "$DATADIR/pod";
101	our $MAPDIR = "$DATADIR/" . mapdir;	108	our $MAPDIR = "$DATADIR/" . mapdir;
		109
102	our $LOCALDIR = localdir;	110	our $LOCALDIR = localdir;
103	our $TMPDIR = "$LOCALDIR/" . tmpdir;	111	our $TMPDIR = "$LOCALDIR/" . tmpdir;
104	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	112	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
105	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	113	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
106	our $RANDOMDIR = "$LOCALDIR/random";	114	our $RANDOMDIR = "$LOCALDIR/random";
107	our $BDBDIR = "$LOCALDIR/db";	115	our $BDBDIR = "$LOCALDIR/db";
108	our $PIDFILE = "$LOCALDIR/pid";	116	our $PIDFILE = "$LOCALDIR/pid";
109	our $RUNTIMEFILE = "$LOCALDIR/runtime";	117	our $RUNTIMEFILE = "$LOCALDIR/runtime";
110		118
111	our %RESOURCE;	119	#our %RESOURCE; # unused
112		120
113	our $OUTPUT_RATE_MIN = 4000;	121	our $OUTPUT_RATE_MIN = 3000;
114	our $OUTPUT_RATE_MAX = 100000;	122	our $OUTPUT_RATE_MAX = 1000000;
		123
		124	our $MAX_LINKS = 32; # how many chained exits to follow
		125	our $VERBOSE_IO = 1;
115		126
116	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	127	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
117	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	128	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
118	our $NEXT_TICK;	129	our $NEXT_TICK;
119	our $USE_FSYNC = 1; # use fsync to write maps - default on	130	our $USE_FSYNC = 1; # use fsync to write maps - default on
…		…
121	our $BDB_DEADLOCK_WATCHER;	132	our $BDB_DEADLOCK_WATCHER;
122	our $BDB_CHECKPOINT_WATCHER;	133	our $BDB_CHECKPOINT_WATCHER;
123	our $BDB_TRICKLE_WATCHER;	134	our $BDB_TRICKLE_WATCHER;
124	our $DB_ENV;	135	our $DB_ENV;
125		136
126	our @EXTRA_MODULES = qw(pod match mapscript);	137	our @EXTRA_MODULES = qw(pod match mapscript incloader);
127		138
128	our %CFG;	139	our %CFG;
		140	our %EXT_CFG; # cfgkeyname => [var-ref, defaultvalue]
129		141
130	our $UPTIME; $UPTIME ||= time;	142	our $UPTIME; $UPTIME ||= time;
131	our $RUNTIME;	143	our $RUNTIME = 0;
		144	our $SERVER_TICK = 0;
132	our $NOW;	145	our $NOW;
133		146
134	our (%PLAYER, %PLAYER_LOADING); # all users	147	our (%PLAYER, %PLAYER_LOADING); # all users
135	our (%MAP, %MAP_LOADING ); # all maps	148	our (%MAP, %MAP_LOADING ); # all maps
136	our $LINK_MAP; # the special {link} map, which is always available	149	our $LINK_MAP; # the special {link} map, which is always available
…		…
145		158
146	our @POST_INIT;	159	our @POST_INIT;
147		160
148	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)	161	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
149	our $REALLY_UNLOOP; # never set to true, please :)	162	our $REALLY_UNLOOP; # never set to true, please :)
		163
		164	our $WAIT_FOR_TICK = new Coro::Signal;
		165	our @WAIT_FOR_TICK_BEGIN;
150		166
151	binmode STDOUT;	167	binmode STDOUT;
152	binmode STDERR;	168	binmode STDERR;
153		169
154	# read virtual server time, if available	170	# read virtual server time, if available
…		…
165		181
166	our $EMERGENCY_POSITION;	182	our $EMERGENCY_POSITION;
167		183
168	sub cf::map::normalise;	184	sub cf::map::normalise;
169		185
		186	sub in_main() {
		187	$Coro::current == $Coro::main
		188	}
		189
170	#############################################################################	190	#############################################################################
171		191
172	%REFLECT = ();	192	%REFLECT = ();
173	for (@REFLECT) {	193	for (@REFLECT) {
174	my $reflect = JSON::XS::decode_json $_;	194	my $reflect = JSON::XS::decode_json $_;
…		…
184		204
185	=over 4	205	=over 4
186		206
187	=item $cf::UPTIME	207	=item $cf::UPTIME
188		208
189	The timestamp of the server start (so not actually an uptime).	209	The timestamp of the server start (so not actually an "uptime").
		210
		211	=item $cf::SERVER_TICK
		212
		213	An unsigned integer that starts at zero when the server is started and is
		214	incremented on every tick.
		215
		216	=item $cf::NOW
		217
		218	The (real) time of the last (current) server tick - updated before and
		219	after tick processing, so this is useful only as a rough "what time is it
		220	now" estimate.
		221
		222	=item $cf::TICK
		223
		224	The interval between each server tick, in seconds.
190		225
191	=item $cf::RUNTIME	226	=item $cf::RUNTIME
192		227
193	The time this server has run, starts at 0 and is increased by $cf::TICK on	228	The time this server has run, starts at 0 and is increased by $cf::TICK on
194	every server tick.	229	every server tick.
195		230
196	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR	231	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR
197	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR	232	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR
198	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR	233	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR
199		234
200	Various directories - "/etc", read-only install directory, perl-library	235	Various directories - "/etc", read-only install directory, perl-library
201	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	236	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
202	unique-items directory, player file directory, random maps directory and	237	unique-items directory, player file directory, random maps directory and
203	database environment.	238	database environment.
204		239
205	=item $cf::NOW
206
207	The time of the last (current) server tick.
208
209	=item $cf::TICK
210
211	The interval between server ticks, in seconds.
212
213	=item $cf::LOADAVG	240	=item $cf::LOADAVG
214		241
215	The current CPU load on the server (alpha-smoothed), as a value between 0	242	The current CPU load on the server (alpha-smoothed), as a value between 0
216	(none) and 1 (overloaded), indicating how much time is spent on processing	243	(none) and 1 (overloaded), indicating how much time is spent on processing
217	objects per tick. Healthy values are < 0.5.	244	objects per tick. Healthy values are < 0.5.
…		…
225	Configuration for the server, loaded from C</etc/deliantra-server/config>, or	252	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
226	from wherever your confdir points to.	253	from wherever your confdir points to.
227		254
228	=item cf::wait_for_tick, cf::wait_for_tick_begin	255	=item cf::wait_for_tick, cf::wait_for_tick_begin
229		256
230	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	257	These are functions that inhibit the current coroutine one tick.
231	returns directly I<after> the tick processing (and consequently, can only wake one process	258	cf::wait_for_tick_begin only returns directly I<after> the tick
		259	processing (and consequently, can only wake one thread per tick), while
232	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	260	cf::wait_for_tick wakes up all waiters after tick processing.
		261
		262	Note that cf::wait_for_tick will immediately return when the server is not
		263	ticking, making it suitable for small pauses in threads that need to run
		264	when the server is paused. If that is not applicable (i.e. you I<really>
		265	want to wait, use C<$cf::WAIT_FOR_TICK>).
		266
		267	=item $cf::WAIT_FOR_TICK
		268
		269	Note that C<cf::wait_for_tick> is probably the correct thing to use. This
		270	variable contains a L<Coro::Signal> that is broadcats after every server
		271	tick. Calling C<< ->wait >> on it will suspend the caller until after the
		272	next server tick.
		273
		274	=cut
		275
		276	sub wait_for_tick();
		277	sub wait_for_tick_begin();
233		278
234	=item @cf::INVOKE_RESULTS	279	=item @cf::INVOKE_RESULTS
235		280
236	This array contains the results of the last C<invoke ()> call. When	281	This array contains the results of the last C<invoke ()> call. When
237	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	282	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
…		…
245		290
246	=back	291	=back
247		292
248	=cut	293	=cut
249		294
		295	sub error(@) { LOG llevError, join "", @_ }
		296	sub warn (@) { LOG llevWarn , join "", @_ }
		297	sub info (@) { LOG llevInfo , join "", @_ }
		298	sub debug(@) { LOG llevDebug, join "", @_ }
		299	sub trace(@) { LOG llevTrace, join "", @_ }
		300
250	$Coro::State::WARNHOOK = sub {	301	$Coro::State::WARNHOOK = sub {
251	my $msg = join "", @_;	302	my $msg = join "", @_;
252		303
253	$msg .= "\n"	304	$msg .= "\n"
254	unless $msg =~ /\n$/;	305	unless $msg =~ /\n$/;
255		306
256	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	307	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
257		308
258	LOG llevError, $msg;	309	LOG llevWarn, $msg;
259	};	310	};
260		311
261	$Coro::State::DIEHOOK = sub {	312	$Coro::State::DIEHOOK = sub {
262	return unless $^S eq 0; # "eq", not "=="	313	return unless $^S eq 0; # "eq", not "=="
263		314
264	warn Carp::longmess $_[0];	315	error Carp::longmess $_[0];
265		316
266	if ($Coro::current == $Coro::main) {#d#	317	if (in_main) {#d#
267	warn "DIEHOOK called in main context, Coro bug?\n";#d#	318	error "DIEHOOK called in main context, Coro bug?\n";#d#
268	return;#d#	319	return;#d#
269	}#d#	320	}#d#
270		321
271	# kill coroutine otherwise	322	# kill coroutine otherwise
272	Coro::terminate	323	Coro::terminate
…		…
292	)) {	343	)) {
293	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	344	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
294	}	345	}
295		346
296	$EV::DIED = sub {	347	$EV::DIED = sub {
297	Carp::cluck "error in event callback: @_";	348	warn "error in event callback: $@";
298	};	349	};
		350
		351	#############################################################################
		352
		353	sub fork_call(&@);
		354	sub get_slot($;$$);
299		355
300	#############################################################################	356	#############################################################################
301		357
302	=head2 UTILITY FUNCTIONS	358	=head2 UTILITY FUNCTIONS
303		359
…		…
324	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	380	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
325	$d	381	$d
326	} || "[unable to dump $_[0]: '$@']";	382	} || "[unable to dump $_[0]: '$@']";
327	}	383	}
328		384
		385	=item $scalar = cf::load_file $path
		386
		387	Loads the given file from path and returns its contents. Croaks on error
		388	and can block.
		389
		390	=cut
		391
		392	sub load_file($) {
		393	0 <= aio_load $_[0], my $data
		394	or Carp::croak "$_[0]: $!";
		395
		396	$data
		397	}
		398
		399	=item $success = cf::replace_file $path, $data, $sync
		400
		401	Atomically replaces the file at the given $path with new $data, and
		402	optionally $sync the data to disk before replacing the file.
		403
		404	=cut
		405
		406	sub replace_file($$;$) {
		407	my ($path, $data, $sync) = @_;
		408
		409	my $lock = cf::lock_acquire ("replace_file:$path");
		410
		411	my $fh = aio_open "$path~", Fcntl::O_WRONLY | Fcntl::O_CREAT | Fcntl::O_TRUNC, 0644
		412	or return;
		413
		414	$data = $data->() if ref $data;
		415
		416	length $data == aio_write $fh, 0, (length $data), $data, 0
		417	or return;
		418
		419	!$sync
		420	or !aio_fsync $fh
		421	or return;
		422
		423	aio_close $fh
		424	and return;
		425
		426	aio_rename "$path~", $path
		427	and return;
		428
		429	if ($sync) {
		430	$path =~ s%/[^/]*$%%;
		431	aio_pathsync $path;
		432	}
		433
		434	1
		435	}
		436
329	=item $ref = cf::decode_json $json	437	=item $ref = cf::decode_json $json
330		438
331	Converts a JSON string into the corresponding perl data structure.	439	Converts a JSON string into the corresponding perl data structure.
332		440
333	=item $json = cf::encode_json $ref	441	=item $json = cf::encode_json $ref
…		…
339	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	447	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
340		448
341	sub encode_json($) { $json_coder->encode ($_[0]) }	449	sub encode_json($) { $json_coder->encode ($_[0]) }
342	sub decode_json($) { $json_coder->decode ($_[0]) }	450	sub decode_json($) { $json_coder->decode ($_[0]) }
343		451
		452	=item $ref = cf::decode_storable $scalar
		453
		454	Same as Coro::Storable::thaw, so blocks.
		455
		456	=cut
		457
		458	BEGIN { *decode_storable = \&Coro::Storable::thaw }
		459
		460	=item $ref = cf::decode_yaml $scalar
		461
		462	Same as YAML::XS::Load, but doesn't leak, because it forks (and thus blocks).
		463
		464	=cut
		465
		466	sub decode_yaml($) {
		467	fork_call { YAML::XS::Load $_[0] } @_
		468	}
		469
		470	=item $scalar = cf::decode_cbor $scalar
		471
		472	Same as CBOR::XS::decode_cbor, but takes server ticks into account, so
		473	blocks. For small amounts of data, C<CBOR::XS::decode_cbor> is the better
		474	alternative.
		475
		476	=cut
		477
		478	sub decode_cbor($) {
		479	# we assume 10mb/s minimum decoding speed (on a ~2ghz machine)
		480	cf::get_slot +(length $_[0]) / 10_000_000, 0, "decode_cbor";
		481	CBOR::XS::decode_cbor $_[0]
		482	}
		483
		484	=item $scalar = cf::unlzf $scalar
		485
		486	Same as Compress::LZF::compress, but takes server ticks into account, so
		487	blocks.
		488
		489	=cut
		490
		491	sub unlzf($) {
		492	# we assume 100mb/s minimum decompression speed (noncompressible data on a ~2ghz machine)
		493	cf::get_slot +(length $_[0]) / 100_000_000, 0, "unlzf";
		494	Compress::LZF::decompress $_[0]
		495	}
		496
344	=item cf::post_init { BLOCK }	497	=item cf::post_init { BLOCK }
345		498
346	Execute the given codeblock, I<after> all extensions have been (re-)loaded,	499	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
347	but I<before> the server starts ticking again.	500	but I<before> the server starts ticking again.
348		501
349	The cdoeblock will have a single boolean argument to indicate whether this	502	The codeblock will have a single boolean argument to indicate whether this
350	is a reload or not.	503	is a reload or not.
351		504
352	=cut	505	=cut
353		506
354	sub post_init(&) {	507	sub post_init(&) {
355	push @POST_INIT, shift;	508	push @POST_INIT, shift;
356	}	509	}
357		510
		511	sub _post_init {
		512	trace "running post_init jobs";
		513
		514	# run them in parallel...
		515
		516	my @join;
		517
		518	while () {
		519	push @join, map &Coro::async ($_, 0), @POST_INIT;
		520	@POST_INIT = ();
		521
		522	@join or last;
		523
		524	(pop @join)->join;
		525	}
		526	}
		527
358	=item cf::lock_wait $string	528	=item cf::lock_wait $string
359		529
360	Wait until the given lock is available. See cf::lock_acquire.	530	Wait until the given lock is available. See cf::lock_acquire.
361		531
362	=item my $lock = cf::lock_acquire $string	532	=item my $lock = cf::lock_acquire $string
363		533
364	Wait until the given lock is available and then acquires it and returns	534	Wait until the given lock is available and then acquires it and returns
365	a L<Guard> object. If the guard object gets destroyed (goes out of scope,	535	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
…		…
399	}	569	}
400		570
401	=item cf::periodic $interval, $cb	571	=item cf::periodic $interval, $cb
402		572
403	Like EV::periodic, but randomly selects a starting point so that the actions	573	Like EV::periodic, but randomly selects a starting point so that the actions
404	get spread over timer.	574	get spread over time.
405		575
406	=cut	576	=cut
407		577
408	sub periodic($$) {	578	sub periodic($$) {
409	my ($interval, $cb) = @_;	579	my ($interval, $cb) = @_;
…		…
413	EV::periodic $start, $interval, 0, $cb	583	EV::periodic $start, $interval, 0, $cb
414	}	584	}
415		585
416	=item cf::get_slot $time[, $priority[, $name]]	586	=item cf::get_slot $time[, $priority[, $name]]
417		587
418	Allocate $time seconds of blocking CPU time at priority C<$priority>:	588	Allocate $time seconds of blocking CPU time at priority C<$priority>
419	This call blocks and returns only when you have at least C<$time> seconds	589	(default: 0): This call blocks and returns only when you have at least
420	of cpu time till the next tick. The slot is only valid till the next cede.	590	C<$time> seconds of cpu time till the next tick. The slot is only valid
		591	till the next cede.
		592
		593	Background jobs should use a priority less than zero, interactive jobs
		594	should use 100 or more.
421		595
422	The optional C<$name> can be used to identify the job to run. It might be	596	The optional C<$name> can be used to identify the job to run. It might be
423	used for statistical purposes and should identify the same time-class.	597	used for statistical purposes and should identify the same time-class.
424		598
425	Useful for short background jobs.	599	Useful for short background jobs.
…		…
437	my $signal = new Coro::Signal;	611	my $signal = new Coro::Signal;
438	my $busy;	612	my $busy;
439		613
440	while () {	614	while () {
441	next_job:	615	next_job:
		616
		617	Coro::cede;
442		618
443	my $avail = cf::till_tick;	619	my $avail = cf::till_tick;
444		620
445	for (0 .. $#SLOT_QUEUE) {	621	for (0 .. $#SLOT_QUEUE) {
446	if ($SLOT_QUEUE[$_][0] <= $avail) {	622	if ($SLOT_QUEUE[$_][0] <= $avail) {
447	$busy = 0;	623	$busy = 0;
448	my $job = splice @SLOT_QUEUE, $_, 1, ();	624	my $job = splice @SLOT_QUEUE, $_, 1, ();
449	$job->[2]->send;	625	$job->[2]->send;
450	Coro::cede;
451	goto next_job;	626	goto next_job;
452	} else {	627	} else {
453	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;	628	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
454	}	629	}
455	}	630	}
456		631
457	if (@SLOT_QUEUE) {	632	if (@SLOT_QUEUE) {
458	# we do not use wait_for_tick() as it returns immediately when tick is inactive	633	wait_for_tick;
459	push @cf::WAIT_FOR_TICK, $signal;
460	$signal->wait;
461	} else {	634	} else {
462	$busy = 0;	635	$busy = 0;
463	Coro::schedule;	636	Coro::schedule;
464	}	637	}
465	}	638	}
…		…
491	BEGIN { *async = \&Coro::async_pool }	664	BEGIN { *async = \&Coro::async_pool }
492		665
493	=item cf::sync_job { BLOCK }	666	=item cf::sync_job { BLOCK }
494		667
495	The design of Deliantra requires that the main coroutine ($Coro::main)	668	The design of Deliantra requires that the main coroutine ($Coro::main)
496	is always able to handle events or runnable, as Deliantra is only	669	is always able to handle events or is runnable, as Deliantra is only
497	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	670	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
498	acceptable.	671	acceptable.
499		672
500	If it must be done, put the blocking parts into C<sync_job>. This will run	673	If it must be done, put the blocking parts into C<sync_job>. This will run
501	the given BLOCK in another coroutine while waiting for the result. The	674	the given BLOCK in another coroutine while waiting for the result. The
…		…
505	=cut	678	=cut
506		679
507	sub sync_job(&) {	680	sub sync_job(&) {
508	my ($job) = @_;	681	my ($job) = @_;
509		682
510	if ($Coro::current == $Coro::main) {	683	if (in_main) {
511	my $time = AE::time;	684	my $time = AE::time;
512		685
513	# this is the main coro, too bad, we have to block	686	# this is the main coro, too bad, we have to block
514	# till the operation succeeds, freezing the server :/	687	# till the operation succeeds, freezing the server :/
515		688
516	LOG llevError, Carp::longmess "sync job";#d#	689	#LOG llevError, Carp::longmess "sync job";#d#
517		690
518	my $freeze_guard = freeze_mainloop;	691	my $freeze_guard = freeze_mainloop;
519		692
520	my $busy = 1;	693	my $busy = 1;
521	my @res;	694	my @res;
522		695
523	(async {	696	(async {
524	$Coro::current->desc ("sync job coro");	697	$Coro::current->desc ("sync job coro");
525	@res = eval { $job->() };	698	@res = eval { $job->() };
526	warn $@ if $@;	699	error $@ if $@;
527	undef $busy;	700	undef $busy;
528	})->prio (Coro::PRIO_MAX);	701	})->prio (Coro::PRIO_MAX);
529		702
530	while ($busy) {	703	while ($busy) {
531	if (Coro::nready) {	704	if (Coro::nready) {
532	Coro::cede_notself;	705	Coro::cede_notself;
533	} else {	706	} else {
534	EV::loop EV::LOOP_ONESHOT;	707	EV::run EV::RUN_ONCE;
535	}	708	}
536	}	709	}
537		710
538	my $time = AE::time - $time;	711	my $time = AE::time - $time;
539		712
…		…
565	$EXT_CORO{$coro+0} = $coro;	738	$EXT_CORO{$coro+0} = $coro;
566		739
567	$coro	740	$coro
568	}	741	}
569		742
570	=item fork_call { }, $args	743	=item fork_call { }, @args
571		744
572	Executes the given code block with the given arguments in a seperate	745	Executes the given code block with the given arguments in a seperate
573	process, returning the results. Everything must be serialisable with	746	process, returning the results. Everything must be serialisable with
574	Coro::Storable. May, of course, block. Note that the executed sub may	747	Coro::Storable. May, of course, block. Note that the executed sub may
575	never block itself or use any form of event handling.	748	never block itself or use any form of event handling.
576		749
577	=cut	750	=cut
578		751
		752	sub post_fork {
		753	reset_signals;
		754	}
		755
579	sub fork_call(&@) {	756	sub fork_call(&@) {
580	my ($cb, @args) = @_;	757	my ($cb, @args) = @_;
581		758
582	# we seemingly have to make a local copy of the whole thing,
583	# otherwise perl prematurely frees the stuff :/
584	# TODO: investigate and fix (likely this will be rather laborious)
585
586	my @res = Coro::Util::fork_eval {	759	my @res = Coro::Util::fork_eval {
587	reset_signals;	760	cf::post_fork;
588	&$cb	761	&$cb
589	}, @args;	762	} @args;
590		763
591	wantarray ? @res : $res[-1]	764	wantarray ? @res : $res[-1]
		765	}
		766
		767	sub objinfo {
		768	(
		769	"counter value" => cf::object::object_count,
		770	"objects created" => cf::object::create_count,
		771	"objects destroyed" => cf::object::destroy_count,
		772	"freelist size" => cf::object::free_count,
		773	"allocated objects" => cf::object::objects_size,
		774	"active objects" => cf::object::actives_size,
		775	)
592	}	776	}
593		777
594	=item $coin = coin_from_name $name	778	=item $coin = coin_from_name $name
595		779
596	=cut	780	=cut
…		…
633	within each server.	817	within each server.
634		818
635	=cut	819	=cut
636		820
637	sub db_table($) {	821	sub db_table($) {
		822	cf::error "db_get called from main context"
		823	if $Coro::current == $Coro::main;
		824
638	my ($name) = @_;	825	my ($name) = @_;
639	my $db = BDB::db_create $DB_ENV;	826	my $db = BDB::db_create $DB_ENV;
640		827
641	eval {	828	eval {
642	$db->set_flags (BDB::CHKSUM);	829	$db->set_flags (BDB::CHKSUM);
…		…
652	}	839	}
653		840
654	our $DB;	841	our $DB;
655		842
656	sub db_init {	843	sub db_init {
657	cf::sync_job {
658	$DB ||= db_table "db";	844	$DB ||= db_table "db";
659	};
660	}	845	}
661		846
662	sub db_get($$) {	847	sub db_get($$) {
663	my $key = "$_[0]/$_[1]";	848	my $key = "$_[0]/$_[1]";
664		849
665	cf::sync_job {	850	cf::error "db_get called from main context"
		851	if $Coro::current == $Coro::main;
		852
666	BDB::db_get $DB, undef, $key, my $data;	853	BDB::db_get $DB, undef, $key, my $data;
667		854
668	$! ? ()	855	$! ? ()
669	: $data	856	: $data
670	}
671	}	857	}
672		858
673	sub db_put($$$) {	859	sub db_put($$$) {
674	BDB::dbreq_pri 4;	860	BDB::dbreq_pri 4;
675	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	861	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
703		889
704	my @data;	890	my @data;
705	my $md5;	891	my $md5;
706		892
707	for (0 .. $#$src) {	893	for (0 .. $#$src) {
708	0 <= aio_load $src->[$_], $data[$_]	894	$data[$_] = load_file $src->[$_];
709	or Carp::croak "$src->[$_]: $!";
710	}	895	}
711		896
712	# if processing is expensive, check	897	# if processing is expensive, check
713	# checksum first	898	# checksum first
714	if (1) {	899	if (1) {
…		…
727		912
728	return db_get cache => "$id/data";	913	return db_get cache => "$id/data";
729	}	914	}
730	}	915	}
731		916
732	my $t1 = Time::HiRes::time;	917	my $t1 = EV::time;
733	my $data = $process->(\@data);	918	my $data = $process->(\@data);
734	my $t2 = Time::HiRes::time;	919	my $t2 = EV::time;
735		920
736	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	921	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
737		922
738	db_put cache => "$id/data", $data;	923	db_put cache => "$id/data", $data;
739	db_put cache => "$id/md5" , $md5;	924	db_put cache => "$id/md5" , $md5;
740	db_put cache => "$id/meta", $meta;	925	db_put cache => "$id/meta", $meta;
741		926
…		…
751		936
752	=cut	937	=cut
753		938
754	sub datalog($@) {	939	sub datalog($@) {
755	my ($type, %kv) = @_;	940	my ($type, %kv) = @_;
756	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	941	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
757	}	942	}
758		943
759	=back	944	=back
760		945
761	=cut	946	=cut
…		…
956		1141
957	} elsif (exists $cb_id{$type}) {	1142	} elsif (exists $cb_id{$type}) {
958	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1143	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
959		1144
960	} elsif (ref $type) {	1145	} elsif (ref $type) {
961	warn "attaching objects not supported, ignoring.\n";	1146	error "attaching objects not supported, ignoring.\n";
962		1147
963	} else {	1148	} else {
964	shift @arg;	1149	shift @arg;
965	warn "attach argument '$type' not supported, ignoring.\n";	1150	error "attach argument '$type' not supported, ignoring.\n";
966	}	1151	}
967	}	1152	}
968	}	1153	}
969		1154
970	sub _object_attach {	1155	sub _object_attach {
…		…
980	_attach $registry, $klass, @attach;	1165	_attach $registry, $klass, @attach;
981	}	1166	}
982		1167
983	$obj->{$name} = \%arg;	1168	$obj->{$name} = \%arg;
984	} else {	1169	} else {
985	warn "object uses attachment '$name' which is not available, postponing.\n";	1170	info "object uses attachment '$name' which is not available, postponing.\n";
986	}	1171	}
987		1172
988	$obj->{_attachment}{$name} = undef;	1173	$obj->{_attachment}{$name} = undef;
989	}	1174	}
990		1175
…		…
1049		1234
1050	for (@$callbacks) {	1235	for (@$callbacks) {
1051	eval { &{$_->[1]} };	1236	eval { &{$_->[1]} };
1052		1237
1053	if ($@) {	1238	if ($@) {
1054	warn "$@";
1055	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1239	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
1056	override;	1240	override;
1057	}	1241	}
1058		1242
1059	return 1 if $override;	1243	return 1 if $override;
1060	}	1244	}
…		…
1139	for (@$attach) {	1323	for (@$attach) {
1140	my ($klass, @attach) = @$_;	1324	my ($klass, @attach) = @$_;
1141	_attach $registry, $klass, @attach;	1325	_attach $registry, $klass, @attach;
1142	}	1326	}
1143	} else {	1327	} else {
1144	warn "object uses attachment '$name' that is not available, postponing.\n";	1328	info "object uses attachment '$name' that is not available, postponing.\n";
1145	}	1329	}
1146	}	1330	}
1147	}	1331	}
1148		1332
1149	cf::attachable->attach (	1333	cf::attachable->attach (
…		…
1176	my ($filename, $rdata, $objs) = @_;	1360	my ($filename, $rdata, $objs) = @_;
1177		1361
1178	sync_job {	1362	sync_job {
1179	if (length $$rdata) {	1363	if (length $$rdata) {
1180	utf8::decode (my $decname = $filename);	1364	utf8::decode (my $decname = $filename);
1181	warn sprintf "saving %s (%d,%d)\n",	1365	trace sprintf "saving %s (%d,%d)\n",
1182	$decname, length $$rdata, scalar @$objs;	1366	$decname, length $$rdata, scalar @$objs
		1367	if $VERBOSE_IO;
1183		1368
1184	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1369	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1185	aio_chmod $fh, SAVE_MODE;	1370	aio_chmod $fh, SAVE_MODE;
1186	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1371	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1187	if ($cf::USE_FSYNC) {	1372	if ($cf::USE_FSYNC) {
…		…
1209	aio_rename "$filename~", $filename;	1394	aio_rename "$filename~", $filename;
1210		1395
1211	$filename =~ s%/[^/]+$%%;	1396	$filename =~ s%/[^/]+$%%;
1212	aio_pathsync $filename if $cf::USE_FSYNC;	1397	aio_pathsync $filename if $cf::USE_FSYNC;
1213	} else {	1398	} else {
1214	warn "unable to save objects: $filename~: $!\n";	1399	error "unable to save objects: $filename~: $!\n";
1215	}	1400	}
1216	} else {	1401	} else {
1217	aio_unlink $filename;	1402	aio_unlink $filename;
1218	aio_unlink "$filename.pst";	1403	aio_unlink "$filename.pst";
1219	}	1404	}
…		…
1243	my $st = eval { Coro::Storable::thaw $av };	1428	my $st = eval { Coro::Storable::thaw $av };
1244	$av = $st->{objs};	1429	$av = $st->{objs};
1245	}	1430	}
1246		1431
1247	utf8::decode (my $decname = $filename);	1432	utf8::decode (my $decname = $filename);
1248	warn sprintf "loading %s (%d,%d)\n",	1433	trace sprintf "loading %s (%d,%d)\n",
1249	$decname, length $data, scalar @{$av || []};	1434	$decname, length $data, scalar @{$av || []}
		1435	if $VERBOSE_IO;
1250		1436
1251	($data, $av)	1437	($data, $av)
1252	}	1438	}
1253		1439
1254	=head2 COMMAND CALLBACKS	1440	=head2 COMMAND CALLBACKS
…		…
1258	=cut	1444	=cut
1259		1445
1260	#############################################################################	1446	#############################################################################
1261	# command handling &c	1447	# command handling &c
1262		1448
1263	=item cf::register_command $name => \&callback($ob,$args);	1449	=item cf::register_command $name => \&callback($ob,$args)
1264		1450
1265	Register a callback for execution when the client sends the user command	1451	Register a callback for execution when the client sends the user command
1266	$name.	1452	$name.
1267		1453
1268	=cut	1454	=cut
…		…
1274	#warn "registering command '$name/$time' to '$caller'";	1460	#warn "registering command '$name/$time' to '$caller'";
1275		1461
1276	push @{ $COMMAND{$name} }, [$caller, $cb];	1462	push @{ $COMMAND{$name} }, [$caller, $cb];
1277	}	1463	}
1278		1464
1279	=item cf::register_extcmd $name => \&callback($pl,$packet);	1465	=item cf::register_extcmd $name => \&callback($pl,@args)
1280		1466
1281	Register a callback for execution when the client sends an (synchronous)	1467	Register a callback for execution when the client sends an (synchronous)
1282	extcmd packet. Ext commands will be processed in the order they are	1468	extcmd packet. Ext commands will be processed in the order they are
1283	received by the server, like other user commands. The first argument is	1469	received by the server, like other user commands. The first argument is
1284	the logged-in player. Ext commands can only be processed after a player	1470	the logged-in player. Ext commands can only be processed after a player
1285	has logged in successfully.	1471	has logged in successfully.
1286		1472
1287	If the callback returns something, it is sent back as if reply was being	1473	The values will be sent back to the client.
1288	called.
1289		1474
		1475	=item cf::register_async_extcmd $name => \&callback($pl,$reply->(...),@args)
		1476
		1477	Same as C<cf::register_extcmd>, but instead of returning values, the
		1478	callback needs to clal the C<$reply> function.
		1479
1290	=item cf::register_exticmd $name => \&callback($ns,$packet);	1480	=item cf::register_exticmd $name => \&callback($ns,@args)
1291		1481
1292	Register a callback for execution when the client sends an (asynchronous)	1482	Register a callback for execution when the client sends an (asynchronous)
1293	exticmd packet. Exti commands are processed by the server as soon as they	1483	exticmd packet. Exti commands are processed by the server as soon as they
1294	are received, i.e. out of order w.r.t. other commands. The first argument	1484	are received, i.e. out of order w.r.t. other commands. The first argument
1295	is a client socket. Exti commands can be received anytime, even before	1485	is a client socket. Exti commands can be received anytime, even before
1296	log-in.	1486	log-in.
1297		1487
1298	If the callback returns something, it is sent back as if reply was being	1488	The values will be sent back to the client.
1299	called.
1300		1489
1301	=cut	1490	=item cf::register_async_exticmd $name => \&callback($ns,$reply->(...),@args)
1302		1491
		1492	Same as C<cf::register_extcmd>, but instead of returning values, the
		1493	callback needs to clal the C<$reply> function.
		1494
		1495	=cut
		1496
1303	sub register_extcmd {	1497	sub register_extcmd($$) {
1304	my ($name, $cb) = @_;	1498	my ($name, $cb) = @_;
1305		1499
1306	$EXTCMD{$name} = $cb;	1500	$EXTCMD{$name} = $cb;
1307	}	1501	}
1308		1502
1309	sub register_exticmd {	1503	sub register_async_extcmd($$) {
1310	my ($name, $cb) = @_;	1504	my ($name, $cb) = @_;
1311		1505
		1506	$EXTACMD{$name} = $cb;
		1507	}
		1508
		1509	sub register_exticmd($$) {
		1510	my ($name, $cb) = @_;
		1511
1312	$EXTICMD{$name} = $cb;	1512	$EXTICMD{$name} = $cb;
		1513	}
		1514
		1515	sub register_async_exticmd($$) {
		1516	my ($name, $cb) = @_;
		1517
		1518	$EXTIACMD{$name} = $cb;
1313	}	1519	}
1314		1520
1315	use File::Glob ();	1521	use File::Glob ();
1316		1522
1317	cf::player->attach (	1523	cf::player->attach (
…		…
1331	my ($pl, $buf) = @_;	1537	my ($pl, $buf) = @_;
1332		1538
1333	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1539	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1334		1540
1335	if (ref $msg) {	1541	if (ref $msg) {
1336	my ($type, $reply, @payload) =	1542	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
1337	"ARRAY" eq ref $msg
1338	? @$msg
1339	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1340		1543
1341	my @reply;
1342
1343	if (my $cb = $EXTCMD{$type}) {	1544	if (my $cb = $EXTACMD{$type}) {
		1545	$cb->(
		1546	$pl,
		1547	sub {
		1548	$pl->ext_msg ("reply-$reply", @_)
		1549	if $reply;
		1550	},
		1551	@payload
		1552	);
		1553	} else {
		1554	my @reply;
		1555
		1556	if (my $cb = $EXTCMD{$type}) {
1344	@reply = $cb->($pl, @payload);	1557	@reply = $cb->($pl, @payload);
		1558	}
		1559
		1560	$pl->ext_msg ("reply-$reply", @reply)
		1561	if $reply;
1345	}	1562	}
1346		1563
1347	$pl->ext_reply ($reply, @reply)
1348	if $reply;
1349
1350	} else {	1564	} else {
1351	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1565	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1352	}	1566	}
1353		1567
1354	cf::override;	1568	cf::override;
1355	},	1569	},
1356	);	1570	);
…		…
1366	};	1580	};
1367		1581
1368	$grp	1582	$grp
1369	}	1583	}
1370		1584
		1585	sub _ext_cfg_reg($$$$) {
		1586	my ($rvar, $varname, $cfgname, $default) = @_;
		1587
		1588	$cfgname = lc $varname
		1589	unless length $cfgname;
		1590
		1591	$EXT_CFG{$cfgname} = [$rvar, $default];
		1592
		1593	$$rvar = exists $CFG{$cfgname} ? $CFG{$cfgname} : $default;
		1594	}
		1595
1371	sub load_extensions {	1596	sub load_extensions {
		1597	info "loading extensions...";
		1598
		1599	%EXT_CFG = ();
		1600
1372	cf::sync_job {	1601	cf::sync_job {
1373	my %todo;	1602	my %todo;
1374		1603
1375	for my $path (<$LIBDIR/*.ext>) {	1604	for my $path (<$LIBDIR/*.ext>) {
1376	next unless -r $path;	1605	next unless -r $path;
…		…
1394		1623
1395	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1624	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1396	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1625	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1397		1626
1398	$ext{source} =	1627	$ext{source} =
1399	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"	1628	"package $pkg; use common::sense;\n"
1400	. "#line 1 \"$path\"\n{\n"	1629	. "#line 1 \"$path\"\n{\n"
1401	. $source	1630	. $source
1402	. "\n};\n1";	1631	. "\n};\n1";
1403		1632
1404	$todo{$base} = \%ext;	1633	$todo{$base} = \%ext;
…		…
1416	for (split /,\s*/, $v->{meta}{depends}) {	1645	for (split /,\s*/, $v->{meta}{depends}) {
1417	next ext	1646	next ext
1418	unless exists $done{$_};	1647	unless exists $done{$_};
1419	}	1648	}
1420		1649
1421	warn "... pass $pass, loading '$k' into '$v->{pkg}'\n";	1650	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1422		1651
		1652	my $source = $v->{source};
		1653
		1654	# support "CONF varname :confname = default" pseudo-statements
		1655	$source =~ s{
		1656	^ CONF \s+ ([^\s:=]+) \s* (?:: \s* ([^\s:=]+) \s* )? = ([^\n#]+)
		1657	}{
		1658	"our \$$1; BEGIN { cf::_ext_cfg_reg \\\$$1, q\x00$1\x00, q\x00$2\x00, $3 }";
		1659	}gmxe;
		1660
1423	my $active = eval $v->{source};	1661	my $active = eval $source;
1424		1662
1425	if (length $@) {	1663	if (length $@) {
1426	warn "$v->{path}: $@\n";	1664	error "$v->{path}: $@\n";
1427		1665
1428	cf::cleanup "mandatory extension '$k' failed to load, exiting."	1666	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1429	if exists $v->{meta}{mandatory};	1667	if exists $v->{meta}{mandatory};
		1668
		1669	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
		1670	delete $todo{$k};
1430	} else {	1671	} else {
1431	$done{$k} = delete $todo{$k};	1672	$done{$k} = delete $todo{$k};
1432	push @EXTS, $v->{pkg};	1673	push @EXTS, $v->{pkg};
1433	$progress = 1;	1674	$progress = 1;
1434		1675
1435	warn "$v->{base}: extension inactive.\n"	1676	info "$v->{base}: extension inactive.\n"
1436	unless $active;	1677	unless $active;
1437	}	1678	}
1438	}	1679	}
1439		1680
1440	unless ($progress) {	1681	unless ($progress) {
…		…
1442		1683
1443	while (my ($k, $v) = each %todo) {	1684	while (my ($k, $v) = each %todo) {
1444	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."	1685	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
1445	if exists $v->{meta}{mandatory};	1686	if exists $v->{meta}{mandatory};
1446	}	1687	}
		1688
		1689	last;
1447	}	1690	}
1448	}	1691	}
1449	};	1692	};
1450	}	1693	}
1451		1694
…		…
1609	my $name = $pl->ob->name;	1852	my $name = $pl->ob->name;
1610		1853
1611	$pl->{deny_save} = 1;	1854	$pl->{deny_save} = 1;
1612	$pl->password ("*"); # this should lock out the player until we have nuked the dir	1855	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1613		1856
1614	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1857	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1615	$pl->deactivate;	1858	$pl->deactivate;
		1859
1616	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;	1860	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1617	$pl->ob->check_score;
1618	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1861	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1862	ext::highscore::check ($pl->ob);
		1863
1619	$pl->ns->destroy if $pl->ns;	1864	$pl->ns->destroy if $pl->ns;
1620		1865
1621	my $path = playerdir $pl;	1866	my $path = playerdir $pl;
1622	my $temp = "$path~$cf::RUNTIME~deleting~";	1867	my $temp = "$path~$cf::RUNTIME~deleting~";
1623	aio_rename $path, $temp;	1868	aio_rename $path, $temp;
…		…
1677	\@logins	1922	\@logins
1678	}	1923	}
1679		1924
1680	=item $player->maps	1925	=item $player->maps
1681		1926
		1927	=item cf::player::maps $login
		1928
1682	Returns an arrayref of map paths that are private for this	1929	Returns an arrayref of map paths that are private for this
1683	player. May block.	1930	player. May block.
1684		1931
1685	=cut	1932	=cut
1686		1933
…		…
1707		1954
1708	=item $protocol_xml = $player->expand_cfpod ($cfpod)	1955	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1709		1956
1710	Expand deliantra pod fragments into protocol xml.	1957	Expand deliantra pod fragments into protocol xml.
1711		1958
1712	=item $player->ext_reply ($msgid, @msg)
1713
1714	Sends an ext reply to the player.
1715
1716	=cut
1717
1718	sub ext_reply($$@) {
1719	my ($self, $id, @msg) = @_;
1720
1721	$self->ns->ext_reply ($id, @msg)
1722	}
1723
1724	=item $player->ext_msg ($type, @msg)	1959	=item $player->ext_msg ($type, @msg)
1725		1960
1726	Sends an ext event to the client.	1961	Sends an ext event to the client.
1727		1962
1728	=cut	1963	=cut
…		…
1747		1982
1748	=cut	1983	=cut
1749		1984
1750	sub find_by_path($) {	1985	sub find_by_path($) {
1751	my ($path) = @_;	1986	my ($path) = @_;
		1987
		1988	$path =~ s/^~[^\/]*//; # skip ~login
1752		1989
1753	my ($match, $specificity);	1990	my ($match, $specificity);
1754		1991
1755	for my $region (list) {	1992	for my $region (list) {
1756	if ($region->{match} && $path =~ $region->{match}) {	1993	if ($region->{match} && $path =~ $region->{match}) {
…		…
1785	sub generate_random_map {	2022	sub generate_random_map {
1786	my ($self, $rmp) = @_;	2023	my ($self, $rmp) = @_;
1787		2024
1788	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM	2025	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
1789		2026
1790	# mit "rum" bekleckern, nicht
1791	$self->_create_random_map (	2027	$self->_create_random_map ($rmp);
1792	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1793	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1794	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1795	$rmp->{exit_on_final_map},
1796	$rmp->{xsize}, $rmp->{ysize},
1797	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1798	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1799	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1800	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1801	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1802	(cf::region::find $rmp->{region}), $rmp->{custom}
1803	)
1804	}	2028	}
1805		2029
1806	=item cf::map->register ($regex, $prio)	2030	=item cf::map->register ($regex, $prio)
1807		2031
1808	Register a handler for the map path matching the given regex at the	2032	Register a handler for the map path matching the given regex at the
…		…
1813		2037
1814	sub register {	2038	sub register {
1815	my (undef, $regex, $prio) = @_;	2039	my (undef, $regex, $prio) = @_;
1816	my $pkg = caller;	2040	my $pkg = caller;
1817		2041
1818	no strict;
1819	push @{"$pkg\::ISA"}, __PACKAGE__;	2042	push @{"$pkg\::ISA"}, __PACKAGE__;
1820		2043
1821	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2044	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1822	}	2045	}
1823		2046
1824	# also paths starting with '/'	2047	# also paths starting with '/'
1825	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	2048	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1826		2049
1827	sub thawer_merge {	2050	sub thawer_merge {
1828	my ($self, $merge) = @_;	2051	my ($self, $merge) = @_;
1829		2052
1830	# we have to keep some variables in memory intact	2053	# we have to keep some variables in memory intact
…		…
1835	}	2058	}
1836		2059
1837	sub normalise {	2060	sub normalise {
1838	my ($path, $base) = @_;	2061	my ($path, $base) = @_;
1839		2062
1840	$path = "$path"; # make sure its a string	2063	$path = "$path"; # make sure it's a string
1841		2064
1842	$path =~ s/\.map$//;	2065	$path =~ s/\.map$//;
1843		2066
1844	# map plan:	2067	# map plan:
1845	#	2068	#
…		…
1860	$base =~ s{[^/]+/?$}{};	2083	$base =~ s{[^/]+/?$}{};
1861	$path = "$base/$path";	2084	$path = "$base/$path";
1862	}	2085	}
1863		2086
1864	for ($path) {	2087	for ($path) {
1865	redo if s{//}{/};
1866	redo if s{/\.?/}{/};	2088	redo if s{/\.?/}{/};
1867	redo if s{/[^/]+/\.\./}{/};	2089	redo if s{/[^/]+/\.\./}{/};
1868	}	2090	}
1869		2091
1870	$path	2092	$path
…		…
1884	$self->init; # pass $1 etc.	2106	$self->init; # pass $1 etc.
1885	return $self;	2107	return $self;
1886	}	2108	}
1887	}	2109	}
1888		2110
1889	Carp::cluck "unable to resolve path '$path' (base '$base').";	2111	Carp::cluck "unable to resolve path '$path' (base '$base')";
1890	()	2112	()
1891	}	2113	}
1892		2114
		2115	# may re-bless or do other evil things
1893	sub init {	2116	sub init {
1894	my ($self) = @_;	2117	my ($self) = @_;
1895		2118
1896	$self	2119	$self
1897	}	2120	}
…		…
1962	$self->{load_path} = $path;	2185	$self->{load_path} = $path;
1963		2186
1964	1	2187	1
1965	}	2188	}
1966		2189
		2190	# used to laod the header of an original map
1967	sub load_header_orig {	2191	sub load_header_orig {
1968	my ($self) = @_;	2192	my ($self) = @_;
1969		2193
1970	$self->load_header_from ($self->load_path)	2194	$self->load_header_from ($self->load_path)
1971	}	2195	}
1972		2196
		2197	# used to laod the header of an instantiated map
1973	sub load_header_temp {	2198	sub load_header_temp {
1974	my ($self) = @_;	2199	my ($self) = @_;
1975		2200
1976	$self->load_header_from ($self->save_path)	2201	$self->load_header_from ($self->save_path)
1977	}	2202	}
1978		2203
		2204	# called after loading the header from an instantiated map
1979	sub prepare_temp {	2205	sub prepare_temp {
1980	my ($self) = @_;	2206	my ($self) = @_;
1981		2207
1982	$self->last_access ((delete $self->{last_access})	2208	$self->last_access ((delete $self->{last_access})
1983	|| $cf::RUNTIME); #d#	2209	|| $cf::RUNTIME); #d#
1984	# safety	2210	# safety
1985	$self->{instantiate_time} = $cf::RUNTIME	2211	$self->{instantiate_time} = $cf::RUNTIME
1986	if $self->{instantiate_time} > $cf::RUNTIME;	2212	if $self->{instantiate_time} > $cf::RUNTIME;
1987	}	2213	}
1988		2214
		2215	# called after loading the header from an original map
1989	sub prepare_orig {	2216	sub prepare_orig {
1990	my ($self) = @_;	2217	my ($self) = @_;
1991		2218
1992	$self->{load_original} = 1;	2219	$self->{load_original} = 1;
1993	$self->{instantiate_time} = $cf::RUNTIME;	2220	$self->{instantiate_time} = $cf::RUNTIME;
…		…
2017		2244
2018	sub find;	2245	sub find;
2019	sub find {	2246	sub find {
2020	my ($path, $origin) = @_;	2247	my ($path, $origin) = @_;
2021		2248
		2249	cf::cede_to_tick;
		2250
2022	$path = normalise $path, $origin && $origin->path;	2251	$path = normalise $path, $origin;
2023		2252
2024	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove	2253	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
2025	my $guard2 = cf::lock_acquire "map_find:$path";	2254	my $guard2 = cf::lock_acquire "map_find:$path";
2026		2255
2027	$cf::MAP{$path} || do {	2256	$cf::MAP{$path} || do {
…		…
2058		2287
2059	{	2288	{
2060	my $guard = cf::lock_acquire "map_data:$path";	2289	my $guard = cf::lock_acquire "map_data:$path";
2061		2290
2062	return unless $self->valid;	2291	return unless $self->valid;
2063	return unless $self->in_memory == cf::MAP_SWAPPED;	2292	return unless $self->state == cf::MAP_SWAPPED;
2064
2065	$self->in_memory (cf::MAP_LOADING);
2066		2293
2067	$self->alloc;	2294	$self->alloc;
2068		2295
2069	$self->pre_load;	2296	$self->pre_load;
2070	cf::cede_to_tick;	2297	cf::cede_to_tick;
2071		2298
		2299	if (exists $self->{load_path}) {
2072	my $f = new_from_file cf::object::thawer $self->{load_path};	2300	my $f = new_from_file cf::object::thawer $self->{load_path};
2073	$f->skip_block;	2301	$f->skip_block;
2074	$self->_load_objects ($f)	2302	$self->_load_objects ($f)
2075	or return;	2303	or return;
2076		2304
2077	$self->post_load_original	2305	$self->post_load_original
2078	if delete $self->{load_original};	2306	if delete $self->{load_original};
2079		2307
2080	if (my $uniq = $self->uniq_path) {	2308	if (my $uniq = $self->uniq_path) {
2081	utf8::encode $uniq;	2309	utf8::encode $uniq;
2082	unless (aio_stat $uniq) {	2310	unless (aio_stat $uniq) {
2083	if (my $f = new_from_file cf::object::thawer $uniq) {	2311	if (my $f = new_from_file cf::object::thawer $uniq) {
2084	$self->clear_unique_items;	2312	$self->clear_unique_items;
2085	$self->_load_objects ($f);	2313	$self->_load_objects ($f);
2086	$f->resolve_delayed_derefs;	2314	$f->resolve_delayed_derefs;
		2315	}
2087	}	2316	}
2088	}	2317	}
2089	}
2090		2318
2091	$f->resolve_delayed_derefs;	2319	$f->resolve_delayed_derefs;
		2320	} else {
		2321	$self->post_load_original
		2322	if delete $self->{load_original};
		2323	}
		2324
		2325	$self->state (cf::MAP_INACTIVE);
2092		2326
2093	cf::cede_to_tick;	2327	cf::cede_to_tick;
2094	# now do the right thing for maps	2328	# now do the right thing for maps
2095	$self->link_multipart_objects;	2329	$self->link_multipart_objects;
2096	$self->difficulty ($self->estimate_difficulty)	2330	$self->difficulty ($self->estimate_difficulty)
…		…
2100	unless ($self->{deny_activate}) {	2334	unless ($self->{deny_activate}) {
2101	$self->decay_objects;	2335	$self->decay_objects;
2102	$self->fix_auto_apply;	2336	$self->fix_auto_apply;
2103	$self->update_buttons;	2337	$self->update_buttons;
2104	cf::cede_to_tick;	2338	cf::cede_to_tick;
2105	$self->activate;	2339	#$self->activate; # no longer activate maps automatically
2106	}	2340	}
2107		2341
2108	$self->{last_save} = $cf::RUNTIME;	2342	$self->{last_save} = $cf::RUNTIME;
2109	$self->last_access ($cf::RUNTIME);	2343	$self->last_access ($cf::RUNTIME);
2110
2111	$self->in_memory (cf::MAP_ACTIVE);
2112	}	2344	}
2113		2345
2114	$self->post_load;	2346	$self->post_load;
		2347
		2348	1
2115	}	2349	}
2116		2350
2117	# customize the map for a given player, i.e.	2351	# customize the map for a given player, i.e.
2118	# return the _real_ map. used by e.g. per-player	2352	# return the _real_ map. used by e.g. per-player
2119	# maps to change the path to ~playername/mappath	2353	# maps to change the path to ~playername/mappath
…		…
2127	# if $self->per_party;	2361	# if $self->per_party;
2128		2362
2129	$self	2363	$self
2130	}	2364	}
2131		2365
2132	# find and load all maps in the 3x3 area around a map
2133	sub load_neighbours {
2134	my ($map) = @_;
2135
2136	my @neigh; # diagonal neighbours
2137
2138	for (0 .. 3) {
2139	my $neigh = $map->tile_path ($_)
2140	or next;
2141	$neigh = find $neigh, $map
2142	or next;
2143	$neigh->load;
2144
2145	push @neigh,
2146	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2147	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2148	}
2149
2150	for (grep defined $_->[0], @neigh) {
2151	my ($path, $origin) = @$_;
2152	my $neigh = find $path, $origin
2153	or next;
2154	$neigh->load;
2155	}
2156	}
2157
2158	sub find_sync {	2366	sub find_sync {
2159	my ($path, $origin) = @_;	2367	my ($path, $origin) = @_;
2160		2368
2161	cf::sync_job { find $path, $origin }	2369	# it's a bug to call this from the main context
		2370	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2371	if $Coro::current == $Coro::main;
		2372
		2373	find $path, $origin
2162	}	2374	}
2163		2375
2164	sub do_load_sync {	2376	sub do_load_sync {
2165	my ($map) = @_;	2377	my ($map) = @_;
2166		2378
		2379	# it's a bug to call this from the main context
2167	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2380	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2168	if $Coro::current == $Coro::main;	2381	if $Coro::current == $Coro::main;
2169		2382
2170	cf::sync_job { $map->load };	2383	$map->load;
2171	}	2384	}
2172		2385
2173	our %MAP_PREFETCH;	2386	our %MAP_PREFETCH;
2174	our $MAP_PREFETCHER = undef;	2387	our $MAP_PREFETCHER = undef;
2175		2388
2176	sub find_async {	2389	sub find_async {
2177	my ($path, $origin, $load) = @_;	2390	my ($path, $origin, $load) = @_;
2178		2391
2179	$path = normalise $path, $origin && $origin->{path};	2392	$path = normalise $path, $origin;
2180		2393
2181	if (my $map = $cf::MAP{$path}) {	2394	if (my $map = $cf::MAP{$path}) {
2182	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;	2395	return $map if !$load || $map->linkable;
2183	}	2396	}
2184		2397
2185	$MAP_PREFETCH{$path} |= $load;	2398	$MAP_PREFETCH{$path} |= $load;
2186		2399
2187	$MAP_PREFETCHER ||= cf::async {	2400	$MAP_PREFETCHER ||= cf::async {
2188	$Coro::current->{desc} = "map prefetcher";	2401	$Coro::current->{desc} = "map prefetcher";
2189		2402
2190	while (%MAP_PREFETCH) {	2403	while (%MAP_PREFETCH) {
2191	while (my ($k, $v) = each %MAP_PREFETCH) {	2404	for my $k (keys %MAP_PREFETCH) {
2192	if (my $map = find $k) {	2405	if (my $map = find $k) {
2193	$map->load if $v;	2406	$map->load if $MAP_PREFETCH{$k};
2194	}	2407	}
2195		2408
2196	delete $MAP_PREFETCH{$k};	2409	delete $MAP_PREFETCH{$k};
2197	}	2410	}
2198	}	2411	}
…		…
2201	$MAP_PREFETCHER->prio (6);	2414	$MAP_PREFETCHER->prio (6);
2202		2415
2203	()	2416	()
2204	}	2417	}
2205		2418
		2419	# common code, used by both ->save and ->swapout
2206	sub save {	2420	sub _save {
2207	my ($self) = @_;	2421	my ($self) = @_;
2208
2209	my $lock = cf::lock_acquire "map_data:$self->{path}";
2210		2422
2211	$self->{last_save} = $cf::RUNTIME;	2423	$self->{last_save} = $cf::RUNTIME;
2212		2424
2213	return unless $self->dirty;	2425	return unless $self->dirty;
2214		2426
…		…
2234	} else {	2446	} else {
2235	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2447	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2236	}	2448	}
2237	}	2449	}
2238		2450
		2451	sub save {
		2452	my ($self) = @_;
		2453
		2454	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2455
		2456	$self->_save;
		2457	}
		2458
2239	sub swap_out {	2459	sub swap_out {
2240	my ($self) = @_;	2460	my ($self) = @_;
2241		2461
2242	# save first because save cedes
2243	$self->save;
2244
2245	my $lock = cf::lock_acquire "map_data:$self->{path}";	2462	my $lock = cf::lock_acquire "map_data:$self->{path}";
2246		2463
		2464	return if !$self->linkable;
		2465	return if $self->{deny_save};
2247	return if $self->players;	2466	return if $self->players;
2248	return if $self->in_memory != cf::MAP_ACTIVE;	2467
		2468	# first deactivate the map and "unlink" it from the core
		2469	$self->deactivate;
		2470	$_->clear_links_to ($self) for values %cf::MAP;
		2471	$self->state (cf::MAP_SWAPPED);
		2472
		2473	# then atomically save
		2474	$self->_save;
		2475
		2476	# then free the map
		2477	$self->clear;
		2478	}
		2479
		2480	sub reset_at {
		2481	my ($self) = @_;
		2482
		2483	# TODO: safety, remove and allow resettable per-player maps
2249	return if $self->{deny_save};	2484	return 1e99 if $self->{deny_reset};
2250		2485
		2486	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2487	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2488
		2489	$time + $to
		2490	}
		2491
		2492	sub should_reset {
		2493	my ($self) = @_;
		2494
		2495	$self->reset_at <= $cf::RUNTIME
		2496	}
		2497
		2498	sub reset {
		2499	my ($self) = @_;
		2500
		2501	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2502
		2503	return if $self->players;
		2504
		2505	cf::trace "resetting map ", $self->path, "\n";
		2506
2251	$self->in_memory (cf::MAP_SWAPPED);	2507	$self->state (cf::MAP_SWAPPED);
		2508
		2509	# need to save uniques path
		2510	unless ($self->{deny_save}) {
		2511	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2512
		2513	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2514	if $uniq;
		2515	}
		2516
		2517	delete $cf::MAP{$self->path};
2252		2518
2253	$self->deactivate;	2519	$self->deactivate;
2254	$_->clear_links_to ($self) for values %cf::MAP;	2520	$_->clear_links_to ($self) for values %cf::MAP;
2255	$self->clear;	2521	$self->clear;
2256	}
2257
2258	sub reset_at {
2259	my ($self) = @_;
2260
2261	# TODO: safety, remove and allow resettable per-player maps
2262	return 1e99 if $self->{deny_reset};
2263
2264	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2265	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2266
2267	$time + $to
2268	}
2269
2270	sub should_reset {
2271	my ($self) = @_;
2272
2273	$self->reset_at <= $cf::RUNTIME
2274	}
2275
2276	sub reset {
2277	my ($self) = @_;
2278
2279	my $lock = cf::lock_acquire "map_data:$self->{path}";
2280
2281	return if $self->players;
2282
2283	warn "resetting map ", $self->path, "\n";
2284
2285	$self->in_memory (cf::MAP_SWAPPED);
2286
2287	# need to save uniques path
2288	unless ($self->{deny_save}) {
2289	my $uniq = $self->uniq_path; utf8::encode $uniq;
2290
2291	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2292	if $uniq;
2293	}
2294
2295	delete $cf::MAP{$self->path};
2296
2297	$self->deactivate;
2298	$_->clear_links_to ($self) for values %cf::MAP;
2299	$self->clear;
2300		2522
2301	$self->unlink_save;	2523	$self->unlink_save;
2302	$self->destroy;	2524	$self->destroy;
2303	}	2525	}
2304		2526
…		…
2312		2534
2313	delete $cf::MAP{$self->path};	2535	delete $cf::MAP{$self->path};
2314		2536
2315	$self->unlink_save;	2537	$self->unlink_save;
2316		2538
2317	bless $self, "cf::map";	2539	bless $self, "cf::map::wrap";
2318	delete $self->{deny_reset};	2540	delete $self->{deny_reset};
2319	$self->{deny_save} = 1;	2541	$self->{deny_save} = 1;
2320	$self->reset_timeout (1);	2542	$self->reset_timeout (1);
2321	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2543	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2322		2544
…		…
2443		2665
2444	Creates and returns a persistent reference to an object that can be stored as a string.	2666	Creates and returns a persistent reference to an object that can be stored as a string.
2445		2667
2446	=item $ob = cf::object::deref ($refstring)	2668	=item $ob = cf::object::deref ($refstring)
2447		2669
2448	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2670	returns the objetc referenced by refstring. may return undef when it cannot find the object,
2449	even if the object actually exists. May block.	2671	even if the object actually exists. May block.
2450		2672
2451	=cut	2673	=cut
2452		2674
2453	sub deref {	2675	sub deref {
…		…
2535	=item $player_object->may ("access")	2757	=item $player_object->may ("access")
2536		2758
2537	Returns wether the given player is authorized to access resource "access"	2759	Returns wether the given player is authorized to access resource "access"
2538	(e.g. "command_wizcast").	2760	(e.g. "command_wizcast").
2539		2761
		2762	This is implemented by checking a config setting of C<may_access> where
		2763	C<access> is replaced by the access string. The following alternatives are
		2764	possible (and are tested in order):
		2765
		2766	=over 4
		2767
		2768	=item * Player is DM
		2769
		2770	The request will succeed.
		2771
		2772	=item * may_access is an array reference
		2773
		2774	If either the player nickname or UUID is in the array, the request will
		2775	succeed, otherwise it will fail.
		2776
		2777	=item * may_access is a true value
		2778
		2779	The request will succeed.
		2780
		2781	=item * may_access is missing or false
		2782
		2783	The request will fail.
		2784
		2785	=back
		2786
2540	=cut	2787	=cut
2541		2788
2542	sub cf::object::player::may {	2789	sub cf::object::player::may {
2543	my ($self, $access) = @_;	2790	my ($self, $access) = @_;
2544		2791
2545	$self->flag (cf::FLAG_WIZ) ||	2792	$self->flag (cf::FLAG_WIZ) ||
2546	(ref $cf::CFG{"may_$access"}	2793	(ref $cf::CFG{"may_$access"}
2547	? scalar grep $self->name eq $_, @{$cf::CFG{"may_$access"}}	2794	? scalar grep $self->name eq $_ || $self->uuid eq $_, @{$cf::CFG{"may_$access"}}
2548	: $cf::CFG{"may_$access"})	2795	: $cf::CFG{"may_$access"})
2549	}	2796	}
2550		2797
2551	=item $player_object->enter_link	2798	=item $player_object->enter_link
2552		2799
2553	Freezes the player and moves him/her to a special map (C<{link}>).	2800	Freezes the player and moves him/her to a special map (C<{link}>).
2554		2801
2555	The player should be reasonably safe there for short amounts of time (e.g.	2802	The player should be reasonably safe there for short amounts of time (e.g.
2556	for loading a map). You I<MUST> call C<leave_link> as soon as possible,	2803	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
2557	though, as the palyer cannot control the character while it is on the link	2804	though, as the player cannot control the character while it is on the link
2558	map.	2805	map.
2559		2806
2560	Will never block.	2807	This method will never block, which is the whole reaosn for it's
		2808	existance: you can I<always> put a player onto the link map, which is the
		2809	only place to put objects that is guaranteed to exist.
		2810
		2811	A typical usage pattern is to call C<enter_link> synchronously from the
		2812	server, then start a new thread, do your blocking stuff there and then
		2813	call C<leave_link> from that thread.
2561		2814
2562	=item $player_object->leave_link ($map, $x, $y)	2815	=item $player_object->leave_link ($map, $x, $y)
2563		2816
2564	Moves the player out of the special C<{link}> map onto the specified	2817	Moves the player out of the special C<{link}> map onto the specified
2565	map. If the map is not valid (or omitted), the player will be moved back	2818	map. If the map is not valid (or omitted), the player will be moved back
…		…
2583	sub cf::object::player::enter_link {	2836	sub cf::object::player::enter_link {
2584	my ($self) = @_;	2837	my ($self) = @_;
2585		2838
2586	$self->deactivate_recursive;	2839	$self->deactivate_recursive;
2587		2840
		2841	++$self->{_link_recursion};
		2842
2588	return if UNIVERSAL::isa $self->map, "ext::map_link";	2843	return if UNIVERSAL::isa $self->map, "ext::map_link";
2589		2844
2590	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2845	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2591	if $self->map && $self->map->{path} ne "{link}";	2846	if $self->map && $self->map->{path} ne "{link}";
2592		2847
2593	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2848	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2594	}	2849	}
2595		2850
2596	sub cf::object::player::leave_link {	2851	sub cf::object::player::leave_link {
2597	my ($self, $map, $x, $y) = @_;	2852	my ($self, $map, $x, $y) = @_;
2598		2853
…		…
2618	# use -1 or undef as default coordinates, not 0, 0	2873	# use -1 or undef as default coordinates, not 0, 0
2619	($x, $y) = ($map->enter_x, $map->enter_y)	2874	($x, $y) = ($map->enter_x, $map->enter_y)
2620	if $x <= 0 && $y <= 0;	2875	if $x <= 0 && $y <= 0;
2621		2876
2622	$map->load;	2877	$map->load;
2623	$map->load_neighbours;
2624		2878
2625	return unless $self->contr->active;	2879	return unless $self->contr->active;
2626		2880
2627	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2881	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2628	$self->enter_map ($map, $x, $y);	2882	if ($self->enter_map ($map, $x, $y)) {
2629		2883	# entering was successful
		2884	delete $self->{_link_recursion};
2630	# only activate afterwards, to support waiting in hooks	2885	# only activate afterwards, to support waiting in hooks
2631	$self->activate_recursive;	2886	$self->activate_recursive;
2632	}	2887	}
2633		2888
		2889	}
		2890
2634	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2891	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2635		2892
2636	Moves the player to the given map-path and coordinates by first freezing	2893	Moves the player to the given map-path and coordinates by first freezing
2637	her, loading and preparing them map, calling the provided $check callback	2894	her, loading and preparing them map, calling the provided $check callback
2638	that has to return the map if sucecssful, and then unfreezes the player on	2895	that has to return the map if sucecssful, and then unfreezes the player on
2639	the new (success) or old (failed) map position. In either case, $done will	2896	the new (success) or old (failed) map position. In either case, $done will
…		…
2646		2903
2647	our $GOTOGEN;	2904	our $GOTOGEN;
2648		2905
2649	sub cf::object::player::goto {	2906	sub cf::object::player::goto {
2650	my ($self, $path, $x, $y, $check, $done) = @_;	2907	my ($self, $path, $x, $y, $check, $done) = @_;
		2908
		2909	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2910	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2911	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2912	($path, $x, $y) = @$EMERGENCY_POSITION;
		2913	}
2651		2914
2652	# do generation counting so two concurrent goto's will be executed in-order	2915	# do generation counting so two concurrent goto's will be executed in-order
2653	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2916	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2654		2917
2655	$self->enter_link;	2918	$self->enter_link;
…		…
2675	($path, $x, $y) = (undef, undef, undef);	2938	($path, $x, $y) = (undef, undef, undef);
2676	}	2939	}
2677	}	2940	}
2678		2941
2679	my $map = eval {	2942	my $map = eval {
2680	my $map = defined $path ? cf::map::find $path : undef;	2943	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2681		2944
2682	if ($map) {	2945	if ($map) {
2683	$map = $map->customise_for ($self);	2946	$map = $map->customise_for ($self);
2684	$map = $check->($map) if $check && $map;	2947	$map = $check->($map, $x, $y, $self) if $check && $map;
2685	} else {	2948	} else {
2686	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2949	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2687	}	2950	}
2688		2951
2689	$map	2952	$map
…		…
2697	if ($gen == $self->{_goto_generation}) {	2960	if ($gen == $self->{_goto_generation}) {
2698	delete $self->{_goto_generation};	2961	delete $self->{_goto_generation};
2699	$self->leave_link ($map, $x, $y);	2962	$self->leave_link ($map, $x, $y);
2700	}	2963	}
2701		2964
2702	$done->() if $done;	2965	$done->($self) if $done;
2703	})->prio (1);	2966	})->prio (1);
2704	}	2967	}
2705		2968
2706	=item $player_object->enter_exit ($exit_object)	2969	=item $player_object->enter_exit ($exit_object)
2707		2970
…		…
2775	$Coro::current->{desc} = "enter_exit";	3038	$Coro::current->{desc} = "enter_exit";
2776		3039
2777	unless (eval {	3040	unless (eval {
2778	$self->deactivate_recursive; # just to be sure	3041	$self->deactivate_recursive; # just to be sure
2779		3042
2780	# random map handling
2781	{
2782	my $guard = cf::lock_acquire "exit_prepare:$exit";
2783
2784	prepare_random_map $exit
2785	if $exit->slaying eq "/!";
2786	}
2787
2788	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;	3043	my $map = cf::map::normalise $exit->slaying, $exit->map;
2789	my $x = $exit->stats->hp;	3044	my $x = $exit->stats->hp;
2790	my $y = $exit->stats->sp;	3045	my $y = $exit->stats->sp;
		3046
		3047	# special map handling
		3048	my $slaying = $exit->slaying;
		3049
		3050	# special map handling
		3051	if ($slaying eq "/!") {
		3052	my $guard = cf::lock_acquire "exit_prepare:$exit";
		3053
		3054	prepare_random_map $exit
		3055	if $exit->slaying eq "/!"; # need to re-check after getting the lock
		3056
		3057	$map = $exit->slaying;
		3058
		3059	} elsif ($slaying eq '!up') {
		3060	$map = $exit->map->tile_path (cf::TILE_UP);
		3061	$x = $exit->x;
		3062	$y = $exit->y;
		3063
		3064	} elsif ($slaying eq '!down') {
		3065	$map = $exit->map->tile_path (cf::TILE_DOWN);
		3066	$x = $exit->x;
		3067	$y = $exit->y;
		3068	}
2791		3069
2792	$self->goto ($map, $x, $y);	3070	$self->goto ($map, $x, $y);
2793		3071
2794	# if exit is damned, update players death & WoR home-position	3072	# if exit is damned, update players death & WoR home-position
2795	$self->contr->savebed ($map, $x, $y)	3073	$self->contr->savebed ($map, $x, $y)
…		…
2800	$self->message ("Something went wrong deep within the deliantra server. "	3078	$self->message ("Something went wrong deep within the deliantra server. "
2801	. "I'll try to bring you back to the map you were before. "	3079	. "I'll try to bring you back to the map you were before. "
2802	. "Please report this to the dungeon master!",	3080	. "Please report this to the dungeon master!",
2803	cf::NDI_UNIQUE | cf::NDI_RED);	3081	cf::NDI_UNIQUE | cf::NDI_RED);
2804		3082
2805	warn "ERROR in enter_exit: $@";	3083	error "ERROR in enter_exit: $@";
2806	$self->leave_link;	3084	$self->leave_link;
2807	}	3085	}
2808	})->prio (1);	3086	})->prio (1);
2809	}	3087	}
2810		3088
2811	=head3 cf::client	3089	=head3 cf::client
2812		3090
2813	=over 4	3091	=over 4
2814
2815	=item $client->send_drawinfo ($text, $flags)
2816
2817	Sends a drawinfo packet to the client. Circumvents output buffering so
2818	should not be used under normal circumstances.
2819
2820	=cut
2821
2822	sub cf::client::send_drawinfo {
2823	my ($self, $text, $flags) = @_;
2824
2825	utf8::encode $text;
2826	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
2827	}
2828		3092
2829	=item $client->send_big_packet ($pkt)	3093	=item $client->send_big_packet ($pkt)
2830		3094
2831	Like C<send_packet>, but tries to compress large packets, and fragments	3095	Like C<send_packet>, but tries to compress large packets, and fragments
2832	them as required.	3096	them as required.
…		…
2851	$self->send_packet ($pkt);	3115	$self->send_packet ($pkt);
2852	}	3116	}
2853		3117
2854	=item $client->send_msg ($channel, $msg, $color, [extra...])	3118	=item $client->send_msg ($channel, $msg, $color, [extra...])
2855		3119
2856	Send a drawinfo or msg packet to the client, formatting the msg for the	3120	Send a msg packet to the client, formatting the msg for the client if
2857	client if neccessary. C<$type> should be a string identifying the type of	3121	necessary. C<$type> should be a string identifying the type of the
2858	the message, with C<log> being the default. If C<$color> is negative, suppress	3122	message, with C<log> being the default. If C<$color> is negative, suppress
2859	the message unless the client supports the msg packet.	3123	the message unless the client supports the msg packet.
2860		3124
2861	=cut	3125	=cut
2862		3126
2863	# non-persistent channels (usually the info channel)	3127	# non-persistent channels (usually the info channel)
…		…
2968	id => "death",	3232	id => "death",
2969	title => "Death",	3233	title => "Death",
2970	reply => undef,	3234	reply => undef,
2971	tooltip => "Reason for and more info about your most recent death",	3235	tooltip => "Reason for and more info about your most recent death",
2972	},	3236	},
		3237	"c/fatal" => {
		3238	id => "fatal",
		3239	title => "Fatal Error",
		3240	reply => undef,
		3241	tooltip => "Reason for the server disconnect",
		3242	},
2973	"c/say" => $SAY_CHANNEL,	3243	"c/say" => $SAY_CHANNEL,
2974	"c/chat" => $CHAT_CHANNEL,	3244	"c/chat" => $CHAT_CHANNEL,
2975	);	3245	);
2976		3246
2977	sub cf::client::send_msg {	3247	sub cf::client::send_msg {
…		…
3020	=cut	3290	=cut
3021		3291
3022	sub cf::client::ext_msg($$@) {	3292	sub cf::client::ext_msg($$@) {
3023	my ($self, $type, @msg) = @_;	3293	my ($self, $type, @msg) = @_;
3024		3294
3025	if ($self->extcmd == 2) {
3026	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3295	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
3027	} elsif ($self->extcmd == 1) { # TODO: remove
3028	push @msg, msgtype => "event_$type";
3029	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
3030	}
3031	}
3032
3033	=item $client->ext_reply ($msgid, @msg)
3034
3035	Sends an ext reply to the client.
3036
3037	=cut
3038
3039	sub cf::client::ext_reply($$@) {
3040	my ($self, $id, @msg) = @_;
3041
3042	if ($self->extcmd == 2) {
3043	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
3044	} elsif ($self->extcmd == 1) {
3045	#TODO: version 1, remove
3046	unshift @msg, msgtype => "reply", msgid => $id;
3047	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
3048	}
3049	}	3296	}
3050		3297
3051	=item $success = $client->query ($flags, "text", \&cb)	3298	=item $success = $client->query ($flags, "text", \&cb)
3052		3299
3053	Queues a query to the client, calling the given callback with	3300	Queues a query to the client, calling the given callback with
…		…
3073		3320
3074	$self->send_packet ($self->{query_queue}[0][0])	3321	$self->send_packet ($self->{query_queue}[0][0])
3075	if @{ $self->{query_queue} } == 1;	3322	if @{ $self->{query_queue} } == 1;
3076		3323
3077	1	3324	1
		3325	}
		3326
		3327	=item $client->update_command_faces
		3328
		3329	=cut
		3330
		3331	our %COMMAND_FACE;
		3332
		3333	sub cf::client::update_command_faces {
		3334	my ($self) = @_;
		3335
		3336	my @faces = grep $_,
		3337	$COMMAND_FACE{preferred},
		3338	$COMMAND_FACE{standard},
		3339	$COMMAND_FACE{skill},
		3340	$self->pl->ob->flag (cf::FLAG_WIZ) ? $COMMAND_FACE{dm} : (),
		3341	$COMMAND_FACE{emote},
		3342	;
		3343
		3344	$self->send_face ($_)
		3345	for @faces;
		3346	$self->flush_fx;
		3347
		3348	$self->ext_msg (command_list => @faces);
		3349	}
		3350
		3351	=item cf::client::set_command_face $type, $commands
		3352
		3353	=cut
		3354
		3355	sub cf::client::set_command_face {
		3356	my ($type, $list) = @_;
		3357
		3358	my $idx = &cf::face::set ( #d# ugly forward reference
		3359	"command_list/$type" => cf::FT_RSRC,
		3360	JSON::XS->new->utf8->encode ([ sort @$list ])
		3361	);
		3362
		3363	$COMMAND_FACE{$type} = $idx;
3078	}	3364	}
3079		3365
3080	cf::client->attach (	3366	cf::client->attach (
3081	on_connect => sub {	3367	on_connect => sub {
3082	my ($ns) = @_;	3368	my ($ns) = @_;
…		…
3108	my ($ns, $buf) = @_;	3394	my ($ns, $buf) = @_;
3109		3395
3110	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3396	my $msg = eval { $ns->{json_coder}->decode ($buf) };
3111		3397
3112	if (ref $msg) {	3398	if (ref $msg) {
3113	my ($type, $reply, @payload) =	3399	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
3114	"ARRAY" eq ref $msg
3115	? @$msg
3116	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
3117		3400
3118	my @reply;
3119
3120	if (my $cb = $EXTICMD{$type}) {	3401	if (my $cb = $EXTIACMD{$type}) {
		3402	$cb->(
		3403	$ns,
		3404	sub {
		3405	$ns->ext_msg ("reply-$reply", @_)
		3406	if $reply;
		3407	},
		3408	@payload
		3409	);
		3410	} else {
		3411	my @reply;
		3412
		3413	if (my $cb = $EXTICMD{$type}) {
3121	@reply = $cb->($ns, @payload);	3414	@reply = $cb->($ns, @payload);
		3415	}
		3416
		3417	$ns->ext_msg ("reply-$reply", @reply)
		3418	if $reply;
3122	}	3419	}
3123
3124	$ns->ext_reply ($reply, @reply)
3125	if $reply;
3126
3127	} else {	3420	} else {
3128	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3421	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
3129	}	3422	}
3130		3423
3131	cf::override;	3424	cf::override;
3132	},	3425	},
3133	);	3426	);
…		…
3214	decrease split destroy change_exp value msg lore send_msg)],	3507	decrease split destroy change_exp value msg lore send_msg)],
3215	["cf::object::player" => qw(player)],	3508	["cf::object::player" => qw(player)],
3216	["cf::player" => qw(peaceful send_msg)],	3509	["cf::player" => qw(peaceful send_msg)],
3217	["cf::map" => qw(trigger)],	3510	["cf::map" => qw(trigger)],
3218	) {	3511	) {
3219	no strict 'refs';
3220	my ($pkg, @funs) = @$_;	3512	my ($pkg, @funs) = @$_;
3221	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3513	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3222	for @funs;	3514	for @funs;
3223	}	3515	}
3224		3516
…		…
3263	local @cf::_safe_eval_args = values %vars;	3555	local @cf::_safe_eval_args = values %vars;
3264	@res = wantarray ? eval eval : scalar eval $eval;	3556	@res = wantarray ? eval eval : scalar eval $eval;
3265	}	3557	}
3266		3558
3267	if ($@) {	3559	if ($@) {
3268	warn "$@";	3560	warn "$@",
3269	warn "while executing safe code '$code'\n";	3561	"while executing safe code '$code'\n",
3270	warn "with arguments " . (join " ", %vars) . "\n";	3562	"with arguments " . (join " ", %vars) . "\n";
3271	}	3563	}
3272		3564
3273	wantarray ? @res : $res[0]	3565	wantarray ? @res : $res[0]
3274	}	3566	}
3275		3567
…		…
3300	=cut	3592	=cut
3301		3593
3302	#############################################################################	3594	#############################################################################
3303	# the server's init and main functions	3595	# the server's init and main functions
3304		3596
		3597	{
		3598	package cf::face;
		3599
		3600	our %HASH; # hash => idx
		3601	our @DATA; # dynamically-created facedata, only faceste 0 used
		3602	our @FOFS; # file offset, if > 0
		3603	our @SIZE; # size of face, in octets
		3604	our @META; # meta hash of face, if any
		3605	our $DATAFH; # facedata filehandle
		3606
		3607	# internal api, not finalised
		3608	sub set {
		3609	my ($name, $type, $data) = @_;
		3610
		3611	my $idx = cf::face::find $name;
		3612
		3613	if ($idx) {
		3614	delete $HASH{cf::face::get_csum $idx};
		3615	} else {
		3616	$idx = cf::face::alloc $name;
		3617	}
		3618
		3619	my $hash = cf::face::mangle_csum Digest::MD5::md5 $data;
		3620
		3621	cf::face::set_type $idx, $type;
		3622	cf::face::set_csum $idx, 0, $hash;
		3623
		3624	# we need to destroy the SV itself, not just modify it, as a running ix
		3625	# might hold a reference to it: "delete" achieves that.
		3626	delete $FOFS[0][$idx];
		3627	delete $DATA[0][$idx];
		3628	$DATA[0][$idx] = $data;
		3629	$SIZE[0][$idx] = length $data;
		3630	delete $META[$idx];
		3631	$HASH{$hash} = $idx;#d#
		3632
		3633	$idx
		3634	}
		3635
		3636	sub _get_data($$$) {
		3637	my ($idx, $set, $cb) = @_;
		3638
		3639	if (defined $DATA[$set][$idx]) {
		3640	$cb->($DATA[$set][$idx]);
		3641	} elsif (my $fofs = $FOFS[$set][$idx]) {
		3642	my $size = $SIZE[$set][$idx];
		3643	my $buf;
		3644	IO::AIO::aio_read $DATAFH, $fofs, $size, $buf, 0, sub {
		3645	if ($_[0] == $size) {
		3646	#cf::debug "read face $idx, $size from $fofs as ", length $buf;#d#
		3647	$cb->($buf);
		3648	} else {
		3649	cf::error "INTERNAL ERROR: unable to read facedata for face $idx#$set ($size, $fofs), ignoring request.";
		3650	}
		3651	};
		3652	} else {
		3653	cf::error "requested facedata for unknown face $idx#$set, ignoring.";
		3654	}
		3655	}
		3656
		3657	# rather ineffient
		3658	sub cf::face::get_data($;$) {
		3659	my ($idx, $set) = @_;
		3660
		3661	_get_data $idx, $set, Coro::rouse_cb;
		3662	Coro::rouse_wait
		3663	}
		3664
		3665	sub cf::face::ix {
		3666	my ($ns, $set, $idx, $pri) = @_;
		3667
		3668	_get_data $idx, $set, sub {
		3669	$ns->ix_send ($idx, $pri, $_[0]);
		3670	};
		3671	}
		3672	}
		3673
3305	sub load_facedata($) {	3674	sub load_facedata($) {
3306	my ($path) = @_;	3675	my ($path) = @_;
3307		3676
3308	# HACK to clear player env face cache, we need some signal framework
3309	# for this (global event?)
3310	%ext::player_env::MUSIC_FACE_CACHE = ();
3311
3312	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3677	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3313		3678
3314	warn "loading facedata from $path\n";	3679	trace "loading facedata from $path\n";
3315		3680
3316	my $facedata;	3681	my $facedata = decode_storable load_file "$path/faceinfo";
3317	0 < aio_load $path, $facedata
3318	or die "$path: $!";
3319
3320	$facedata = Coro::Storable::thaw $facedata;
3321		3682
3322	$facedata->{version} == 2	3683	$facedata->{version} == 2
3323	or cf::cleanup "$path: version mismatch, cannot proceed.";	3684	or cf::cleanup "$path/faceinfo: version mismatch, cannot proceed.";
3324		3685
3325	# patch in the exptable	3686	my $fh = aio_open "$DATADIR/facedata", IO::AIO::O_RDONLY, 0
3326	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);	3687	or cf::cleanup "$path/facedata: $!, cannot proceed.";
3327	$facedata->{resource}{"res/exp_table"} = {	3688
3328	type => FT_RSRC,	3689	get_slot 1, -100, "load_facedata"; # make sure we get a very big slot
3329	data => $exp_table,	3690
3330	hash => (Digest::MD5::md5 $exp_table),	3691	# BEGIN ATOMIC
3331	};	3692	# from here on, everything must be atomic - no thread switch allowed
3332	cf::cede_to_tick;	3693	my $t1 = EV::time;
3333		3694
3334	{	3695	{
3335	my $faces = $facedata->{faceinfo};	3696	my $faces = $facedata->{faceinfo};
3336		3697
3337	while (my ($face, $info) = each %$faces) {	3698	for my $face (sort keys %$faces) {
		3699	my $info = $faces->{$face};
3338	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3700	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3339		3701
3340	cf::face::set_visibility $idx, $info->{visibility};	3702	cf::face::set_visibility $idx, $info->{visibility};
3341	cf::face::set_magicmap $idx, $info->{magicmap};	3703	cf::face::set_magicmap $idx, $info->{magicmap};
3342	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};	3704	cf::face::set_csum $idx, 0, $info->{hash64}; $cf::face::SIZE[0][$idx] = $info->{size64}; $cf::face::FOFS[0][$idx] = $info->{fofs64};
3343	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};	3705	cf::face::set_csum $idx, 1, $info->{hash32}; $cf::face::SIZE[1][$idx] = $info->{size32}; $cf::face::FOFS[1][$idx] = $info->{fofs32};
3344		3706	cf::face::set_csum $idx, 2, $info->{glyph}; $cf::face::DATA[2][$idx] = $info->{glyph};
3345	cf::cede_to_tick;	3707	$cf::face::HASH{$info->{hash64}} = $idx;
		3708	delete $cf::face::META[$idx];
3346	}	3709	}
3347		3710
3348	while (my ($face, $info) = each %$faces) {	3711	while (my ($face, $info) = each %$faces) {
3349	next unless $info->{smooth};	3712	next unless $info->{smooth};
3350		3713
…		…
3353		3716
3354	if (my $smooth = cf::face::find $info->{smooth}) {	3717	if (my $smooth = cf::face::find $info->{smooth}) {
3355	cf::face::set_smooth $idx, $smooth;	3718	cf::face::set_smooth $idx, $smooth;
3356	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3719	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3357	} else {	3720	} else {
3358	warn "smooth face '$info->{smooth}' not found for face '$face'";	3721	error "smooth face '$info->{smooth}' not found for face '$face'";
3359	}	3722	}
3360
3361	cf::cede_to_tick;
3362	}	3723	}
3363	}	3724	}
3364		3725
3365	{	3726	{
3366	my $anims = $facedata->{animinfo};	3727	my $anims = $facedata->{animinfo};
3367		3728
3368	while (my ($anim, $info) = each %$anims) {	3729	while (my ($anim, $info) = each %$anims) {
3369	cf::anim::set $anim, $info->{frames}, $info->{facings};	3730	cf::anim::set $anim, $info->{frames}, $info->{facings};
3370	cf::cede_to_tick;
3371	}	3731	}
3372		3732
3373	cf::anim::invalidate_all; # d'oh	3733	cf::anim::invalidate_all; # d'oh
3374	}	3734	}
3375		3735
3376	{	3736	{
3377	my $res = $facedata->{resource};	3737	my $res = $facedata->{resource};
3378		3738
3379	while (my ($name, $info) = each %$res) {	3739	while (my ($name, $info) = each %$res) {
3380	if (defined $info->{type}) {	3740	if (defined (my $type = $info->{type})) {
		3741	# TODO: different hash - must free and use new index, or cache ixface data queue
3381	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3742	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3382		3743
3383	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3384	cf::face::set_type $idx, $info->{type};	3744	cf::face::set_type $idx, $type;
		3745	cf::face::set_csum $idx, 0, $info->{hash};
		3746	$cf::face::SIZE[0][$idx] = $info->{size};
		3747	$cf::face::FOFS[0][$idx] = $info->{fofs};
		3748	$cf::face::META[$idx] = $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
		3749	$cf::face::HASH{$info->{hash}} = $idx;
3385	} else {	3750	} else {
3386	$RESOURCE{$name} = $info;	3751	# $RESOURCE{$name} = $info; # unused
3387	}	3752	}
3388
3389	cf::cede_to_tick;
3390	}	3753	}
3391	}	3754	}
		3755
		3756	($fh, $cf::face::DATAFH) = ($cf::face::DATAFH, $fh);
		3757
		3758	# HACK to clear player env face cache, we need some signal framework
		3759	# for this (global event?)
		3760	%ext::player_env::MUSIC_FACE_CACHE = ();
		3761
		3762	# END ATOMIC
		3763
		3764	cf::debug "facedata atomic update time ", EV::time - $t1;
3392		3765
3393	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);	3766	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3394		3767
		3768	aio_close $fh if $fh; # close old facedata
		3769
3395	1	3770	1
3396	}	3771	}
3397
3398	cf::global->attach (on_resource_update => sub {
3399	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3400	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3401
3402	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3403	my $sound = $soundconf->{compat}[$_]
3404	or next;
3405
3406	my $face = cf::face::find "sound/$sound->[1]";
3407	cf::sound::set $sound->[0] => $face;
3408	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3409	}
3410
3411	while (my ($k, $v) = each %{$soundconf->{event}}) {
3412	my $face = cf::face::find "sound/$v";
3413	cf::sound::set $k => $face;
3414	}
3415	}
3416	});
3417		3772
3418	register_exticmd fx_want => sub {	3773	register_exticmd fx_want => sub {
3419	my ($ns, $want) = @_;	3774	my ($ns, $want) = @_;
3420		3775
3421	while (my ($k, $v) = each %$want) {	3776	while (my ($k, $v) = each %$want) {
…		…
3429	my $status = load_resource_file_ $_[0];	3784	my $status = load_resource_file_ $_[0];
3430	get_slot 0.1, 100;	3785	get_slot 0.1, 100;
3431	cf::arch::commit_load;	3786	cf::arch::commit_load;
3432		3787
3433	$status	3788	$status
		3789	}
		3790
		3791	sub reload_exp_table {
		3792	_reload_exp_table;
		3793
		3794	cf::face::set
		3795	"res/exp_table" => FT_RSRC,
		3796	JSON::XS->new->utf8->canonical->encode (
		3797	[map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]
		3798	);
		3799	}
		3800
		3801	sub reload_materials {
		3802	_reload_materials;
3434	}	3803	}
3435		3804
3436	sub reload_regions {	3805	sub reload_regions {
3437	# HACK to clear player env face cache, we need some signal framework	3806	# HACK to clear player env face cache, we need some signal framework
3438	# for this (global event?)	3807	# for this (global event?)
…		…
3446	if exists $_->{match};	3815	if exists $_->{match};
3447	}	3816	}
3448	}	3817	}
3449		3818
3450	sub reload_facedata {	3819	sub reload_facedata {
3451	load_facedata "$DATADIR/facedata"	3820	load_facedata $DATADIR
3452	or die "unable to load facedata\n";	3821	or die "unable to load facedata\n";
3453	}	3822	}
3454		3823
3455	sub reload_archetypes {	3824	sub reload_archetypes {
3456	load_resource_file "$DATADIR/archetypes"	3825	load_resource_file "$DATADIR/archetypes"
3457	or die "unable to load archetypes\n";	3826	or die "unable to load archetypes\n";
		3827
		3828	cf::face::set
		3829	"res/skill_info" => FT_RSRC,
		3830	JSON::XS->new->utf8->canonical->encode (
		3831	[map [cf::arch::skillvec ($_)->name], 0 .. cf::arch::skillvec_size - 1]
		3832	);
		3833
		3834	cf::face::set
		3835	"res/spell_paths" => FT_RSRC,
		3836	JSON::XS->new->utf8->canonical->encode (
		3837	[map [cf::spellpathnames ($_)], 0 .. NRSPELLPATHS - 1]
		3838	);
		3839
		3840	# command completion
		3841	my @commands;
		3842
		3843	for (0..cf::arch::skillvec_size - 1) {
		3844	my $skill = cf::arch::skillvec $_;
		3845	my $name = $skill->name;
		3846	my $flags = cf::skill_flags $skill->subtype;
		3847
		3848	push @commands, "ready_skill $name" if $flags & (SF_COMBAT | SF_RANGED | SF_GRACE);
		3849	push @commands, "use_skill $name" if $flags & (SF_USE | SF_AUTARK | SF_GRACE);
		3850	}
		3851
		3852	cf::client::set_command_face skill => \@commands;
3458	}	3853	}
3459		3854
3460	sub reload_treasures {	3855	sub reload_treasures {
3461	load_resource_file "$DATADIR/treasures"	3856	load_resource_file "$DATADIR/treasures"
3462	or die "unable to load treasurelists\n";	3857	or die "unable to load treasurelists\n";
3463	}	3858	}
3464		3859
		3860	sub reload_sound {
		3861	trace "loading sound config from $DATADIR/sound\n";
		3862
		3863	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3864
		3865	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3866	my $sound = $soundconf->{compat}[$_]
		3867	or next;
		3868
		3869	my $face = cf::face::find "sound/$sound->[1]";
		3870	cf::sound::set $sound->[0] => $face;
		3871	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3872	}
		3873
		3874	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3875	my $face = cf::face::find "sound/$v";
		3876	cf::sound::set $k => $face;
		3877	}
		3878	}
		3879
3465	sub reload_resources {	3880	sub reload_resources {
3466	warn "reloading resource files...\n";	3881	trace "reloading resource files...\n";
3467		3882
		3883	reload_materials;
3468	reload_facedata;	3884	reload_facedata;
		3885	reload_exp_table;
		3886	reload_sound;
3469	reload_archetypes;	3887	reload_archetypes;
3470	reload_regions;	3888	reload_regions;
3471	reload_treasures;	3889	reload_treasures;
3472		3890
3473	warn "finished reloading resource files\n";	3891	trace "finished reloading resource files\n";
3474	}	3892	}
3475		3893
3476	sub reload_config {	3894	sub reload_config {
3477	warn "reloading config file...\n";	3895	trace "reloading config file...\n";
3478		3896
3479	open my $fh, "<:utf8", "$CONFDIR/config"	3897	my $config = load_file "$CONFDIR/config";
3480	or return;	3898	utf8::decode $config;
		3899	*CFG = decode_yaml $config;
3481		3900
3482	local $/;
3483	*CFG = YAML::XS::Load scalar <$fh>;
3484
3485	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3901	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3486		3902
3487	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3903	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3488	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3904	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3489		3905
3490	if (exists $CFG{mlockall}) {	3906	if (exists $CFG{mlockall}) {
…		…
3492	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3908	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3493	and die "WARNING: m(un)lockall failed: $!\n";	3909	and die "WARNING: m(un)lockall failed: $!\n";
3494	};	3910	};
3495	warn $@ if $@;	3911	warn $@ if $@;
3496	}	3912	}
3497
3498	warn "finished reloading resource files\n";
3499	}	3913	}
3500		3914
3501	sub pidfile() {	3915	sub pidfile() {
3502	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT	3916	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
3503	or die "$PIDFILE: $!";	3917	or die "$PIDFILE: $!";
…		…
3516	seek $fh, 0, 0;	3930	seek $fh, 0, 0;
3517	print $fh $$;	3931	print $fh $$;
3518	}	3932	}
3519		3933
3520	sub main_loop {	3934	sub main_loop {
3521	warn "EV::loop starting\n";	3935	trace "EV::run starting\n";
3522	if (1) {	3936	if (1) {
3523	EV::loop;	3937	EV::run;
3524	}	3938	}
3525	warn "EV::loop returned\n";	3939	trace "EV::run returned\n";
3526	goto &main_loop unless $REALLY_UNLOOP;	3940	goto &main_loop unless $REALLY_UNLOOP;
3527	}	3941	}
3528		3942
3529	sub main {	3943	sub main {
3530	cf::init_globals; # initialise logging	3944	cf::init_globals; # initialise logging
3531		3945
3532	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;	3946	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
3533	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";	3947	LOG llevInfo, "Copyright (C) 2005-2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
3534	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";	3948	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
3535	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";	3949	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
3536		3950
3537	cf::init_experience;
3538	cf::init_anim;
3539	cf::init_attackmess;
3540	cf::init_dynamic;
3541
3542	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3951	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3543		3952
3544	# we must not ever block the main coroutine	3953	# we must not ever block the main coroutine
3545	local $Coro::idle = sub {	3954	$Coro::idle = sub {
3546	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3955	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3547	(async {	3956	(async {
3548	$Coro::current->{desc} = "IDLE BUG HANDLER";	3957	$Coro::current->{desc} = "IDLE BUG HANDLER";
3549	EV::loop EV::LOOP_ONESHOT;	3958	EV::run EV::RUN_ONCE;
3550	})->prio (Coro::PRIO_MAX);	3959	})->prio (Coro::PRIO_MAX);
3551	};	3960	};
3552		3961
3553	evthread_start IO::AIO::poll_fileno;	3962	evthread_start IO::AIO::poll_fileno;
3554		3963
3555	cf::sync_job {	3964	cf::sync_job {
		3965	cf::incloader::init ();
		3966
		3967	db_init;
		3968
		3969	cf::init_anim;
		3970	cf::init_attackmess;
		3971	cf::init_dynamic;
		3972
3556	cf::load_settings;	3973	cf::load_settings;
3557	cf::load_materials;
3558		3974
3559	reload_resources;	3975	reload_resources;
3560	reload_config;	3976	reload_config;
3561	db_init;
3562		3977
3563	cf::init_uuid;	3978	cf::init_uuid;
3564	cf::init_signals;	3979	cf::init_signals;
3565	cf::init_skills;	3980	cf::init_skills;
3566		3981
…		…
3574		3989
3575	# no (long-running) fork's whatsoever before this point(!)	3990	# no (long-running) fork's whatsoever before this point(!)
3576	use POSIX ();	3991	use POSIX ();
3577	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};	3992	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
3578		3993
3579	(pop @POST_INIT)->(0) while @POST_INIT;	3994	cf::_post_init 0;
3580	};	3995	};
3581		3996
		3997	cf::object::thawer::errors_are_fatal 0;
		3998	info "parse errors in files are no longer fatal from this point on.\n";
		3999
		4000	AE::postpone {
		4001	undef &main; # free gobs of memory :)
		4002	};
		4003
3582	main_loop;	4004	goto &main_loop;
3583	}	4005	}
3584		4006
3585	#############################################################################	4007	#############################################################################
3586	# initialisation and cleanup	4008	# initialisation and cleanup
3587		4009
…		…
3626	or return;	4048	or return;
3627		4049
3628	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE	4050	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3629	and return;	4051	and return;
3630		4052
3631	warn sprintf "runtime file written (%gs).\n", AE::time - $t0;	4053	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3632		4054
3633	1	4055	1
3634	}	4056	}
3635		4057
3636	our $uuid_lock;	4058	our $uuid_lock;
…		…
3648	or return;	4070	or return;
3649		4071
3650	my $value = uuid_seq uuid_cur;	4072	my $value = uuid_seq uuid_cur;
3651		4073
3652	unless ($value) {	4074	unless ($value) {
3653	warn "cowardly refusing to write zero uuid value!\n";	4075	info "cowardly refusing to write zero uuid value!\n";
3654	return;	4076	return;
3655	}	4077	}
3656		4078
3657	my $value = uuid_str $value + $uuid_skip;	4079	my $value = uuid_str $value + $uuid_skip;
3658	$uuid_skip = 0;	4080	$uuid_skip = 0;
…		…
3668	or return;	4090	or return;
3669		4091
3670	aio_rename "$uuid~", $uuid	4092	aio_rename "$uuid~", $uuid
3671	and return;	4093	and return;
3672		4094
3673	warn "uuid file written ($value).\n";	4095	trace "uuid file written ($value).\n";
3674		4096
3675	1	4097	1
3676		4098
3677	}	4099	}
3678		4100
…		…
3684	}	4106	}
3685		4107
3686	sub emergency_save() {	4108	sub emergency_save() {
3687	my $freeze_guard = cf::freeze_mainloop;	4109	my $freeze_guard = cf::freeze_mainloop;
3688		4110
3689	warn "emergency_perl_save: enter\n";	4111	info "emergency_perl_save: enter\n";
		4112
		4113	# this is a trade-off: we want to be very quick here, so
		4114	# save all maps without fsync, and later call a global sync
		4115	# (which in turn might be very very slow)
		4116	local $USE_FSYNC = 0;
3690		4117
3691	cf::sync_job {	4118	cf::sync_job {
3692	# this is a trade-off: we want to be very quick here, so	4119	cf::write_runtime_sync; # external watchdog should not bark
3693	# save all maps without fsync, and later call a global sync
3694	# (which in turn might be very very slow)
3695	local $USE_FSYNC = 0;
3696		4120
3697	# use a peculiar iteration method to avoid tripping on perl	4121	# use a peculiar iteration method to avoid tripping on perl
3698	# refcount bugs in for. also avoids problems with players	4122	# refcount bugs in for. also avoids problems with players
3699	# and maps saved/destroyed asynchronously.	4123	# and maps saved/destroyed asynchronously.
3700	warn "emergency_perl_save: begin player save\n";	4124	info "emergency_perl_save: begin player save\n";
3701	for my $login (keys %cf::PLAYER) {	4125	for my $login (keys %cf::PLAYER) {
3702	my $pl = $cf::PLAYER{$login} or next;	4126	my $pl = $cf::PLAYER{$login} or next;
3703	$pl->valid or next;	4127	$pl->valid or next;
3704	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	4128	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3705	$pl->save;	4129	$pl->save;
3706	}	4130	}
3707	warn "emergency_perl_save: end player save\n";	4131	info "emergency_perl_save: end player save\n";
3708		4132
		4133	cf::write_runtime_sync; # external watchdog should not bark
		4134
3709	warn "emergency_perl_save: begin map save\n";	4135	info "emergency_perl_save: begin map save\n";
3710	for my $path (keys %cf::MAP) {	4136	for my $path (keys %cf::MAP) {
3711	my $map = $cf::MAP{$path} or next;	4137	my $map = $cf::MAP{$path} or next;
3712	$map->valid or next;	4138	$map->valid or next;
3713	$map->save;	4139	$map->save;
3714	}	4140	}
3715	warn "emergency_perl_save: end map save\n";	4141	info "emergency_perl_save: end map save\n";
3716		4142
		4143	cf::write_runtime_sync; # external watchdog should not bark
		4144
3717	warn "emergency_perl_save: begin database checkpoint\n";	4145	info "emergency_perl_save: begin database checkpoint\n";
3718	BDB::db_env_txn_checkpoint $DB_ENV;	4146	BDB::db_env_txn_checkpoint $DB_ENV;
3719	warn "emergency_perl_save: end database checkpoint\n";	4147	info "emergency_perl_save: end database checkpoint\n";
3720		4148
3721	warn "emergency_perl_save: begin write uuid\n";	4149	info "emergency_perl_save: begin write uuid\n";
3722	write_uuid_sync 1;	4150	write_uuid_sync 1;
3723	warn "emergency_perl_save: end write uuid\n";	4151	info "emergency_perl_save: end write uuid\n";
		4152
		4153	cf::write_runtime_sync; # external watchdog should not bark
		4154
		4155	trace "emergency_perl_save: syncing database to disk";
		4156	BDB::db_env_txn_checkpoint $DB_ENV;
		4157
		4158	info "emergency_perl_save: starting sync\n";
		4159	IO::AIO::aio_sync sub {
		4160	info "emergency_perl_save: finished sync\n";
		4161	};
		4162
		4163	cf::write_runtime_sync; # external watchdog should not bark
		4164
		4165	trace "emergency_perl_save: flushing outstanding aio requests";
		4166	while (IO::AIO::nreqs || BDB::nreqs) {
		4167	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		4168	}
		4169
		4170	cf::write_runtime_sync; # external watchdog should not bark
3724	};	4171	};
3725		4172
3726	warn "emergency_perl_save: starting sync()\n";
3727	IO::AIO::aio_sync sub {
3728	warn "emergency_perl_save: finished sync()\n";
3729	};
3730
3731	warn "emergency_perl_save: leave\n";	4173	info "emergency_perl_save: leave\n";
3732	}	4174	}
3733		4175
3734	sub post_cleanup {	4176	sub post_cleanup {
3735	my ($make_core) = @_;	4177	my ($make_core) = @_;
3736		4178
		4179	IO::AIO::flush;
		4180
3737	warn Carp::longmess "post_cleanup backtrace"	4181	error Carp::longmess "post_cleanup backtrace"
3738	if $make_core;	4182	if $make_core;
3739		4183
3740	my $fh = pidfile;	4184	my $fh = pidfile;
3741	unlink $PIDFILE if <$fh> == $$;	4185	unlink $PIDFILE if <$fh> == $$;
3742	}	4186	}
…		…
3762	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};	4206	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
3763	for my $name (keys %$leaf_symtab) {	4207	for my $name (keys %$leaf_symtab) {
3764	_gv_clear *{"$pkg$name"};	4208	_gv_clear *{"$pkg$name"};
3765	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};	4209	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
3766	}	4210	}
3767	warn "cleared package $pkg\n";#d#
3768	}	4211	}
3769		4212
3770	sub do_reload_perl() {	4213	sub do_reload_perl() {
3771	# can/must only be called in main	4214	# can/must only be called in main
3772	if ($Coro::current != $Coro::main) {	4215	unless (in_main) {
3773	warn "can only reload from main coroutine";	4216	error "can only reload from main coroutine";
3774	return;	4217	return;
3775	}	4218	}
3776		4219
3777	return if $RELOAD++;	4220	return if $RELOAD++;
3778		4221
3779	my $t1 = AE::time;	4222	my $t1 = AE::time;
3780		4223
3781	while ($RELOAD) {	4224	while ($RELOAD) {
3782	warn "reloading...";	4225	cf::get_slot 0.1, -1, "reload_perl";
		4226	info "perl_reload: reloading...";
3783		4227
3784	warn "entering sync_job";	4228	trace "perl_reload: entering sync_job";
3785		4229
3786	cf::sync_job {	4230	cf::sync_job {
3787	cf::write_runtime_sync; # external watchdog should not bark
3788	cf::emergency_save;	4231	#cf::emergency_save;
3789	cf::write_runtime_sync; # external watchdog should not bark
3790		4232
3791	warn "syncing database to disk";
3792	BDB::db_env_txn_checkpoint $DB_ENV;
3793
3794	# if anything goes wrong in here, we should simply crash as we already saved
3795
3796	warn "flushing outstanding aio requests";
3797	while (IO::AIO::nreqs || BDB::nreqs) {
3798	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3799	}
3800
3801	warn "cancelling all extension coros";	4233	trace "perl_reload: cancelling all extension coros";
3802	$_->cancel for values %EXT_CORO;	4234	$_->cancel for values %EXT_CORO;
3803	%EXT_CORO = ();	4235	%EXT_CORO = ();
3804		4236
3805	warn "removing commands";	4237	trace "perl_reload: removing commands";
3806	%COMMAND = ();	4238	%COMMAND = ();
3807		4239
3808	warn "removing ext/exti commands";	4240	trace "perl_reload: removing ext/exti commands";
3809	%EXTCMD = ();	4241	%EXTCMD = ();
3810	%EXTICMD = ();	4242	%EXTICMD = ();
3811		4243
3812	warn "unloading/nuking all extensions";	4244	trace "perl_reload: unloading/nuking all extensions";
3813	for my $pkg (@EXTS) {	4245	for my $pkg (@EXTS) {
3814	warn "... unloading $pkg";	4246	trace "... unloading $pkg";
3815		4247
3816	if (my $cb = $pkg->can ("unload")) {	4248	if (my $cb = $pkg->can ("unload")) {
3817	eval {	4249	eval {
3818	$cb->($pkg);	4250	$cb->($pkg);
3819	1	4251	1
3820	} or warn "$pkg unloaded, but with errors: $@";	4252	} or error "$pkg unloaded, but with errors: $@";
3821	}	4253	}
3822		4254
3823	warn "... clearing $pkg";	4255	trace "... clearing $pkg";
3824	clear_package $pkg;	4256	clear_package $pkg;
3825	}	4257	}
3826		4258
3827	warn "unloading all perl modules loaded from $LIBDIR";	4259	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3828	while (my ($k, $v) = each %INC) {	4260	while (my ($k, $v) = each %INC) {
3829	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4261	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3830		4262
3831	warn "... unloading $k";	4263	trace "... unloading $k";
3832	delete $INC{$k};	4264	delete $INC{$k};
3833		4265
3834	$k =~ s/\.pm$//;	4266	$k =~ s/\.pm$//;
3835	$k =~ s/\//::/g;	4267	$k =~ s/\//::/g;
3836		4268
…		…
3839	}	4271	}
3840		4272
3841	clear_package $k;	4273	clear_package $k;
3842	}	4274	}
3843		4275
3844	warn "getting rid of safe::, as good as possible";	4276	trace "perl_reload: getting rid of safe::, as good as possible";
3845	clear_package "safe::$_"	4277	clear_package "safe::$_"
3846	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4278	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3847		4279
3848	warn "unloading cf.pm \"a bit\"";	4280	trace "perl_reload: unloading cf.pm \"a bit\"";
3849	delete $INC{"cf.pm"};	4281	delete $INC{"cf.pm"};
3850	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;	4282	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3851		4283
3852	# don't, removes xs symbols, too,	4284	# don't, removes xs symbols, too,
3853	# and global variables created in xs	4285	# and global variables created in xs
3854	#clear_package __PACKAGE__;	4286	#clear_package __PACKAGE__;
3855		4287
3856	warn "unload completed, starting to reload now";	4288	info "perl_reload: unload completed, starting to reload now";
3857		4289
3858	warn "reloading cf.pm";	4290	trace "perl_reload: reloading cf.pm";
3859	require cf;	4291	require cf;
3860	cf::_connect_to_perl_1;	4292	cf::_connect_to_perl_1;
3861		4293
3862	warn "loading config and database again";	4294	trace "perl_reload: loading config and database again";
3863	cf::reload_config;	4295	cf::reload_config;
3864		4296
3865	warn "loading extensions";	4297	trace "perl_reload: loading extensions";
3866	cf::load_extensions;	4298	cf::load_extensions;
3867		4299
3868	if ($REATTACH_ON_RELOAD) {	4300	if ($REATTACH_ON_RELOAD) {
3869	warn "reattaching attachments to objects/players";	4301	trace "perl_reload: reattaching attachments to objects/players";
3870	_global_reattach; # objects, sockets	4302	_global_reattach; # objects, sockets
3871	warn "reattaching attachments to maps";	4303	trace "perl_reload: reattaching attachments to maps";
3872	reattach $_ for values %MAP;	4304	reattach $_ for values %MAP;
3873	warn "reattaching attachments to players";	4305	trace "perl_reload: reattaching attachments to players";
3874	reattach $_ for values %PLAYER;	4306	reattach $_ for values %PLAYER;
3875	}	4307	}
3876		4308
3877	warn "running post_init jobs";	4309	cf::_post_init 1;
3878	(pop @POST_INIT)->(1) while @POST_INIT;
3879		4310
3880	warn "leaving sync_job";	4311	trace "perl_reload: leaving sync_job";
3881		4312
3882	1	4313	1
3883	} or do {	4314	} or do {
3884	warn $@;	4315	error $@;
3885	cf::cleanup "error while reloading, exiting.";	4316	cf::cleanup "perl_reload: error, exiting.";
3886	};	4317	};
3887		4318
3888	warn "reloaded";
3889	--$RELOAD;	4319	--$RELOAD;
3890	}	4320	}
3891		4321
3892	$t1 = AE::time - $t1;	4322	$t1 = AE::time - $t1;
3893	warn "reload completed in ${t1}s\n";	4323	info "perl_reload: completed in ${t1}s\n";
3894	};	4324	};
3895		4325
3896	our $RELOAD_WATCHER; # used only during reload	4326	our $RELOAD_WATCHER; # used only during reload
3897		4327
3898	sub reload_perl() {	4328	sub reload_perl() {
…		…
3919	reload_perl;	4349	reload_perl;
3920	};	4350	};
3921	}	4351	}
3922	};	4352	};
3923		4353
3924	unshift @INC, $LIBDIR;	4354	#############################################################################
3925		4355
3926	my $bug_warning = 0;	4356	my $bug_warning = 0;
3927		4357
3928	our @WAIT_FOR_TICK;
3929	our @WAIT_FOR_TICK_BEGIN;
3930
3931	sub wait_for_tick {	4358	sub wait_for_tick() {
3932	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;	4359	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3933		4360
3934	my $signal = new Coro::Signal;	4361	$WAIT_FOR_TICK->wait;
3935	push @WAIT_FOR_TICK, $signal;
3936	$signal->wait;
3937	}	4362	}
3938		4363
3939	sub wait_for_tick_begin {	4364	sub wait_for_tick_begin() {
3940	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;	4365	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3941		4366
3942	my $signal = new Coro::Signal;	4367	my $signal = new Coro::Signal;
3943	push @WAIT_FOR_TICK_BEGIN, $signal;	4368	push @WAIT_FOR_TICK_BEGIN, $signal;
3944	$signal->wait;	4369	$signal->wait;
3945	}	4370	}
…		…
3949	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4374	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3950	unless ++$bug_warning > 10;	4375	unless ++$bug_warning > 10;
3951	return;	4376	return;
3952	}	4377	}
3953		4378
3954	cf::server_tick; # one server iteration	4379	cf::one_tick; # one server iteration
3955		4380
3956	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#	4381	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3957		4382
3958	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4383	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3959	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	4384	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3960	Coro::async_pool {	4385	Coro::async_pool {
3961	$Coro::current->{desc} = "runtime saver";	4386	$Coro::current->{desc} = "runtime saver";
3962	write_runtime_sync	4387	write_runtime_sync
3963	or warn "ERROR: unable to write runtime file: $!";	4388	or error "ERROR: unable to write runtime file: $!";
3964	};	4389	};
3965	}	4390	}
3966		4391
3967	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4392	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3968	$sig->send;	4393	$sig->send;
3969	}	4394	}
3970	while (my $sig = shift @WAIT_FOR_TICK) {	4395	$WAIT_FOR_TICK->broadcast;
3971	$sig->send;
3972	}
3973		4396
3974	$LOAD = ($NOW - $TICK_START) / $TICK;	4397	$LOAD = ($NOW - $TICK_START) / $TICK;
3975	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4398	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3976		4399
3977	if (0) {	4400	if (0) {
3978	if ($NEXT_TICK) {	4401	if ($NEXT_TICK) {
3979	my $jitter = $TICK_START - $NEXT_TICK;	4402	my $jitter = $TICK_START - $NEXT_TICK;
3980	$JITTER = $JITTER * 0.75 + $jitter * 0.25;	4403	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
3981	warn "jitter $JITTER\n";#d#	4404	debug "jitter $JITTER\n";#d#
3982	}	4405	}
3983	}	4406	}
3984	}	4407	}
3985		4408
3986	{	4409	{
3987	# configure BDB	4410	# configure BDB
		4411	info "initialising database";
3988		4412
3989	BDB::min_parallel 16;	4413	BDB::min_parallel 16;
3990	BDB::max_poll_reqs $TICK * 0.1;	4414	BDB::max_poll_reqs $TICK * 0.1;
3991	$AnyEvent::BDB::WATCHER->priority (1);	4415	#$AnyEvent::BDB::WATCHER->priority (1);
3992		4416
3993	unless ($DB_ENV) {	4417	unless ($DB_ENV) {
3994	$DB_ENV = BDB::db_env_create;	4418	$DB_ENV = BDB::db_env_create;
3995	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);	4419	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3996	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;	4420	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
…		…
4021	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4445	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
4022	};	4446	};
4023	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {	4447	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
4024	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4448	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
4025	};	4449	};
		4450
		4451	info "database initialised";
4026	}	4452	}
4027		4453
4028	{	4454	{
4029	# configure IO::AIO	4455	# configure IO::AIO
4030		4456
		4457	info "initialising aio";
4031	IO::AIO::min_parallel 8;	4458	IO::AIO::min_parallel 8;
4032	IO::AIO::max_poll_time $TICK * 0.1;	4459	IO::AIO::max_poll_time $TICK * 0.1;
4033	undef $AnyEvent::AIO::WATCHER;	4460	undef $AnyEvent::AIO::WATCHER;
		4461	info "aio initialised";
4034	}	4462	}
4035		4463
4036	my $_log_backtrace;	4464	our $_log_backtrace;
		4465	our $_log_backtrace_last;
4037		4466
4038	sub _log_backtrace {	4467	sub _log_backtrace {
4039	my ($msg, @addr) = @_;	4468	my ($msg, @addr) = @_;
4040		4469
4041	$msg =~ s/\n//;	4470	$msg =~ s/\n$//;
4042		4471
		4472	if ($_log_backtrace_last eq $msg) {
		4473	LOG llevInfo, "[ABT] $msg\n";
		4474	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
4043	# limit the # of concurrent backtraces	4475	# limit the # of concurrent backtraces
4044	if ($_log_backtrace < 2) {	4476	} elsif ($_log_backtrace < 2) {
		4477	$_log_backtrace_last = $msg;
4045	++$_log_backtrace;	4478	++$_log_backtrace;
4046	my $perl_bt = Carp::longmess $msg;	4479	my $perl_bt = Carp::longmess $msg;
4047	async {	4480	async {
4048	$Coro::current->{desc} = "abt $msg";	4481	$Coro::current->{desc} = "abt $msg";
4049		4482
…		…
4069	LOG llevInfo, "[ABT] $_\n" for @bt;	4502	LOG llevInfo, "[ABT] $_\n" for @bt;
4070	--$_log_backtrace;	4503	--$_log_backtrace;
4071	};	4504	};
4072	} else {	4505	} else {
4073	LOG llevInfo, "[ABT] $msg\n";	4506	LOG llevInfo, "[ABT] $msg\n";
4074	LOG llevInfo, "[ABT] [suppressed]\n";	4507	LOG llevInfo, "[ABT] [overload, suppressed]\n";
4075	}	4508	}
4076	}	4509	}
4077		4510
4078	# load additional modules	4511	# load additional modules
4079	require "cf/$_.pm" for @EXTRA_MODULES;	4512	require "cf/$_.pm" for @EXTRA_MODULES;

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