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Revision 1.476 by root, Wed Sep 2 16:54:20 2009 UTC vs.
Revision 1.595 by root, Fri Nov 9 16:27:55 2012 UTC

1	#	1	#
2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.	2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
3	#	3	#
4	# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team	4	# Copyright (©) 2006,2007,2008,2009,2010,2011,2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
5	#	5	#
6	# Deliantra is free software: you can redistribute it and/or modify	6	# Deliantra is free software: you can redistribute it and/or modify it under
7	# it under the terms of the GNU General Public License as published by	7	# the terms of the Affero GNU General Public License as published by the
8	# the Free Software Foundation, either version 3 of the License, or	8	# Free Software Foundation, either version 3 of the License, or (at your
9	# (at your option) any later version.	9	# option) any later version.
10	#	10	#
11	# This program is distributed in the hope that it will be useful,	11	# This program is distributed in the hope that it will be useful,
12	# but WITHOUT ANY WARRANTY; without even the implied warranty of	12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the	13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14	# GNU General Public License for more details.	14	# GNU General Public License for more details.
15	#	15	#
16	# You should have received a copy of the GNU General Public License	16	# You should have received a copy of the Affero GNU General Public License
17	# along with this program. If not, see <http://www.gnu.org/licenses/>.	17	# and the GNU General Public License along with this program. If not, see
18	#	18	# <http://www.gnu.org/licenses/>.
		19	#
19	# The authors can be reached via e-mail to <support@deliantra.net>	20	# The authors can be reached via e-mail to <support@deliantra.net>
20	#	21	#
21		22
22	package cf;	23	package cf;
23		24
24	use 5.10.0;	25	use common::sense;
25	use utf8;
26	use strict qw(vars subs);
27		26
28	use Symbol;	27	use Symbol;
29	use List::Util;	28	use List::Util;
30	use Socket;	29	use Socket;
31	use EV;	30	use EV;
32	use Opcode;	31	use Opcode;
33	use Safe;	32	use Safe;
34	use Safe::Hole;	33	use Safe::Hole;
35	use Storable ();	34	use Storable ();
36
37	use Guard ();	35	use Carp ();
		36
		37	use AnyEvent ();
		38	use AnyEvent::IO ();
		39	use AnyEvent::DNS ();
		40
38	use Coro ();	41	use Coro ();
39	use Coro::State;	42	use Coro::State;
40	use Coro::Handle;	43	use Coro::Handle;
41	use Coro::EV;	44	use Coro::EV;
42	use Coro::AnyEvent;	45	use Coro::AnyEvent;
…		…
48	use Coro::AIO;	51	use Coro::AIO;
49	use Coro::BDB 1.6;	52	use Coro::BDB 1.6;
50	use Coro::Storable;	53	use Coro::Storable;
51	use Coro::Util ();	54	use Coro::Util ();
52		55
		56	use Guard ();
53	use JSON::XS 2.01 ();	57	use JSON::XS 2.01 ();
54	use BDB ();	58	use BDB ();
55	use Data::Dumper;	59	use Data::Dumper;
56	use Digest::MD5;
57	use Fcntl;	60	use Fcntl;
58	use YAML ();	61	use YAML::XS ();
59	use IO::AIO ();	62	use IO::AIO ();
60	use Time::HiRes;	63	use Time::HiRes;
61	use Compress::LZF;	64	use Compress::LZF;
62	use Digest::MD5 ();	65	use Digest::MD5 ();
63		66
…		…
77	# strictly for debugging	80	# strictly for debugging
78	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };	81	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
79		82
80	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	83	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
81		84
		85	our @ORIG_INC;
		86
82	our %COMMAND = ();	87	our %COMMAND = ();
83	our %COMMAND_TIME = ();	88	our %COMMAND_TIME = ();
84		89
85	our @EXTS = (); # list of extension package names	90	our @EXTS = (); # list of extension package names
86	our %EXTCMD = ();	91	our %EXTCMD = ();
		92	our %EXTACMD = ();
87	our %EXTICMD = ();	93	our %EXTICMD = ();
		94	our %EXTIACMD = ();
88	our %EXT_CORO = (); # coroutines bound to extensions	95	our %EXT_CORO = (); # coroutines bound to extensions
89	our %EXT_MAP = (); # pluggable maps	96	our %EXT_MAP = (); # pluggable maps
90		97
91	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
92	our @EVENT;	99	our @EVENT;
		100	our @REFLECT; # set by XS
		101	our %REFLECT; # set by us
93		102
94	our $CONFDIR = confdir;	103	our $CONFDIR = confdir;
		104
95	our $DATADIR = datadir;	105	our $DATADIR = datadir;
96	our $LIBDIR = "$DATADIR/ext";	106	our $LIBDIR = "$DATADIR/ext";
97	our $PODDIR = "$DATADIR/pod";	107	our $PODDIR = "$DATADIR/pod";
98	our $MAPDIR = "$DATADIR/" . mapdir;	108	our $MAPDIR = "$DATADIR/" . mapdir;
		109
99	our $LOCALDIR = localdir;	110	our $LOCALDIR = localdir;
100	our $TMPDIR = "$LOCALDIR/" . tmpdir;	111	our $TMPDIR = "$LOCALDIR/" . tmpdir;
101	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	112	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
102	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	113	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
103	our $RANDOMDIR = "$LOCALDIR/random";	114	our $RANDOMDIR = "$LOCALDIR/random";
104	our $BDBDIR = "$LOCALDIR/db";	115	our $BDBDIR = "$LOCALDIR/db";
105	our $PIDFILE = "$LOCALDIR/pid";	116	our $PIDFILE = "$LOCALDIR/pid";
106	our $RUNTIMEFILE = "$LOCALDIR/runtime";	117	our $RUNTIMEFILE = "$LOCALDIR/runtime";
107		118
108	our %RESOURCE;	119	#our %RESOURCE; # unused
		120
		121	our $OUTPUT_RATE_MIN = 3000;
		122	our $OUTPUT_RATE_MAX = 1000000;
		123
		124	our $MAX_LINKS = 32; # how many chained exits to follow
		125	our $VERBOSE_IO = 1;
109		126
110	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	127	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
111	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	128	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
112	our $NEXT_TICK;	129	our $NEXT_TICK;
113	our $USE_FSYNC = 1; # use fsync to write maps - default on	130	our $USE_FSYNC = 1; # use fsync to write maps - default on
…		…
115	our $BDB_DEADLOCK_WATCHER;	132	our $BDB_DEADLOCK_WATCHER;
116	our $BDB_CHECKPOINT_WATCHER;	133	our $BDB_CHECKPOINT_WATCHER;
117	our $BDB_TRICKLE_WATCHER;	134	our $BDB_TRICKLE_WATCHER;
118	our $DB_ENV;	135	our $DB_ENV;
119		136
120	our @EXTRA_MODULES = qw(pod mapscript);	137	our @EXTRA_MODULES = qw(pod match mapscript incloader);
121		138
122	our %CFG;	139	our %CFG;
		140	our %EXT_CFG; # cfgkeyname => [var-ref, defaultvalue]
123		141
124	our $UPTIME; $UPTIME ||= time;	142	our $UPTIME; $UPTIME ||= time;
125	our $RUNTIME;	143	our $RUNTIME = 0;
		144	our $SERVER_TICK = 0;
126	our $NOW;	145	our $NOW;
127		146
128	our (%PLAYER, %PLAYER_LOADING); # all users	147	our (%PLAYER, %PLAYER_LOADING); # all users
129	our (%MAP, %MAP_LOADING ); # all maps	148	our (%MAP, %MAP_LOADING ); # all maps
130	our $LINK_MAP; # the special {link} map, which is always available	149	our $LINK_MAP; # the special {link} map, which is always available
…		…
139		158
140	our @POST_INIT;	159	our @POST_INIT;
141		160
142	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)
143	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;
144		166
145	binmode STDOUT;	167	binmode STDOUT;
146	binmode STDERR;	168	binmode STDERR;
147		169
148	# read virtual server time, if available	170	# read virtual server time, if available
…		…
159		181
160	our $EMERGENCY_POSITION;	182	our $EMERGENCY_POSITION;
161		183
162	sub cf::map::normalise;	184	sub cf::map::normalise;
163		185
		186	sub in_main() {
		187	$Coro::current == $Coro::main
		188	}
		189
164	#############################################################################	190	#############################################################################
165		191
		192	%REFLECT = ();
		193	for (@REFLECT) {
		194	my $reflect = JSON::XS::decode_json $_;
		195	$REFLECT{$reflect->{class}} = $reflect;
		196	}
		197
		198	# this is decidedly evil
		199	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
		200
		201	#############################################################################
		202
166	=head2 GLOBAL VARIABLES	203	=head2 GLOBAL VARIABLES
167		204
168	=over 4	205	=over 4
169		206
170	=item $cf::UPTIME	207	=item $cf::UPTIME
171		208
172	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.
173		225
174	=item $cf::RUNTIME	226	=item $cf::RUNTIME
175		227
176	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
177	every server tick.	229	every server tick.
178		230
179	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR	231	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR
180	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR	232	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR
181	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR	233	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR
182		234
183	Various directories - "/etc", read-only install directory, perl-library	235	Various directories - "/etc", read-only install directory, perl-library
184	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	236	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
185	unique-items directory, player file directory, random maps directory and	237	unique-items directory, player file directory, random maps directory and
186	database environment.	238	database environment.
187		239
188	=item $cf::NOW
189
190	The time of the last (current) server tick.
191
192	=item $cf::TICK
193
194	The interval between server ticks, in seconds.
195
196	=item $cf::LOADAVG	240	=item $cf::LOADAVG
197		241
198	The current CPU load on the server (alpha-smoothed), as a value between 0	242	The current CPU load on the server (alpha-smoothed), as a value between 0
199	(none) and 1 (overloaded), indicating how much time is spent on processing	243	(none) and 1 (overloaded), indicating how much time is spent on processing
200	objects per tick. Healthy values are < 0.5.	244	objects per tick. Healthy values are < 0.5.
…		…
209	from wherever your confdir points to.	253	from wherever your confdir points to.
210		254
211	=item cf::wait_for_tick, cf::wait_for_tick_begin	255	=item cf::wait_for_tick, cf::wait_for_tick_begin
212		256
213	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	257	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
214	returns directly I<after> the tick processing (and consequently, can only wake one process	258	returns directly I<after> the tick processing (and consequently, can only wake one thread
215	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	259	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
216		260
		261	Note that cf::Wait_for_tick will immediately return when the server is not
		262	ticking, making it suitable for small pauses in threads that need to run
		263	when the server is paused. If that is not applicable (i.e. you I<really>
		264	want to wait, use C<$cf::WAIT_FOR_TICK>).
		265
		266	=item $cf::WAIT_FOR_TICK
		267
		268	Note that C<cf::wait_for_tick> is probably the correct thing to use. This
		269	variable contains a L<Coro::Signal> that is broadcats after every server
		270	tick. Calling C<< ->wait >> on it will suspend the caller until after the
		271	next server tick.
		272
		273	=cut
		274
		275	sub wait_for_tick();
		276	sub wait_for_tick_begin();
		277
217	=item @cf::INVOKE_RESULTS	278	=item @cf::INVOKE_RESULTS
218		279
219	This array contains the results of the last C<invoke ()> call. When	280	This array contains the results of the last C<invoke ()> call. When
220	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	281	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
221	that call.	282	that call.
222		283
		284	=item %cf::REFLECT
		285
		286	Contains, for each (C++) class name, a hash reference with information
		287	about object members (methods, scalars, arrays and flags) and other
		288	metadata, which is useful for introspection.
		289
223	=back	290	=back
224		291
225	=cut	292	=cut
226		293
227	BEGIN {	294	sub error(@) { LOG llevError, join "", @_ }
228	*CORE::GLOBAL::warn = sub {	295	sub warn (@) { LOG llevWarn , join "", @_ }
		296	sub info (@) { LOG llevInfo , join "", @_ }
		297	sub debug(@) { LOG llevDebug, join "", @_ }
		298	sub trace(@) { LOG llevTrace, join "", @_ }
		299
		300	$Coro::State::WARNHOOK = sub {
229	my $msg = join "", @_;	301	my $msg = join "", @_;
230		302
231	$msg .= "\n"	303	$msg .= "\n"
232	unless $msg =~ /\n$/;	304	unless $msg =~ /\n$/;
233		305
234	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	306	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
235		307
236	LOG llevError, $msg;	308	LOG llevWarn, $msg;
237	};	309	};
238	}
239		310
240	$Coro::State::DIEHOOK = sub {	311	$Coro::State::DIEHOOK = sub {
241	return unless $^S eq 0; # "eq", not "=="	312	return unless $^S eq 0; # "eq", not "=="
242		313
243	if ($Coro::current == $Coro::main) {#d#	314	error Carp::longmess $_[0];
		315
		316	if (in_main) {#d#
244	warn "DIEHOOK called in main context, Coro bug?\n";#d#	317	error "DIEHOOK called in main context, Coro bug?\n";#d#
245	return;#d#	318	return;#d#
246	}#d#	319	}#d#
247		320
248	# kill coroutine otherwise	321	# kill coroutine otherwise
249	warn Carp::longmess $_[0];
250	Coro::terminate	322	Coro::terminate
251	};	323	};
252
253	$SIG{__DIE__} = sub { }; #d#?
254		324
255	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	325	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
256	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	326	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
257	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	327	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
258	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	328	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
272	)) {	342	)) {
273	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	343	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
274	}	344	}
275		345
276	$EV::DIED = sub {	346	$EV::DIED = sub {
277	warn "error in event callback: @_";	347	warn "error in event callback: $@";
278	};	348	};
		349
		350	#############################################################################
		351
		352	sub fork_call(&@);
		353	sub get_slot($;$$);
279		354
280	#############################################################################	355	#############################################################################
281		356
282	=head2 UTILITY FUNCTIONS	357	=head2 UTILITY FUNCTIONS
283		358
…		…
304	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	379	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
305	$d	380	$d
306	} || "[unable to dump $_[0]: '$@']";	381	} || "[unable to dump $_[0]: '$@']";
307	}	382	}
308		383
		384	=item $scalar = cf::load_file $path
		385
		386	Loads the given file from path and returns its contents. Croaks on error
		387	and can block.
		388
		389	=cut
		390
		391	sub load_file($) {
		392	0 <= aio_load $_[0], my $data
		393	or Carp::croak "$_[0]: $!";
		394
		395	$data
		396	}
		397
		398	=item $success = cf::replace_file $path, $data, $sync
		399
		400	Atomically replaces the file at the given $path with new $data, and
		401	optionally $sync the data to disk before replacing the file.
		402
		403	=cut
		404
		405	sub replace_file($$;$) {
		406	my ($path, $data, $sync) = @_;
		407
		408	my $lock = cf::lock_acquire ("replace_file:$path");
		409
		410	my $fh = aio_open "$path~", Fcntl::O_WRONLY | Fcntl::O_CREAT | Fcntl::O_TRUNC, 0644
		411	or return;
		412
		413	$data = $data->() if ref $data;
		414
		415	length $data == aio_write $fh, 0, (length $data), $data, 0
		416	or return;
		417
		418	!$sync
		419	or !aio_fsync $fh
		420	or return;
		421
		422	aio_close $fh
		423	and return;
		424
		425	aio_rename "$path~", $path
		426	and return;
		427
		428	if ($sync) {
		429	$path =~ s%/[^/]*$%%;
		430	aio_pathsync $path;
		431	}
		432
		433	1
		434	}
		435
309	=item $ref = cf::decode_json $json	436	=item $ref = cf::decode_json $json
310		437
311	Converts a JSON string into the corresponding perl data structure.	438	Converts a JSON string into the corresponding perl data structure.
312		439
313	=item $json = cf::encode_json $ref	440	=item $json = cf::encode_json $ref
…		…
319	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	446	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
320		447
321	sub encode_json($) { $json_coder->encode ($_[0]) }	448	sub encode_json($) { $json_coder->encode ($_[0]) }
322	sub decode_json($) { $json_coder->decode ($_[0]) }	449	sub decode_json($) { $json_coder->decode ($_[0]) }
323		450
		451	=item $ref = cf::decode_storable $scalar
		452
		453	Same as Coro::Storable::thaw, so blocks.
		454
		455	=cut
		456
		457	BEGIN { *decode_storable = \&Coro::Storable::thaw }
		458
		459	=item $ref = cf::decode_yaml $scalar
		460
		461	Same as YAML::XS::Load, but doesn't leak, because it forks (and thus blocks).
		462
		463	=cut
		464
		465	sub decode_yaml($) {
		466	fork_call { YAML::XS::Load $_[0] } @_
		467	}
		468
		469	=item $scalar = cf::unlzf $scalar
		470
		471	Same as Compress::LZF::compress, but takes server ticks into account, so
		472	blocks.
		473
		474	=cut
		475
		476	sub unlzf($) {
		477	# we assume 100mb/s minimum decompression speed (noncompressible data on a ~2ghz machine)
		478	cf::get_slot +(length $_[0]) / 100_000_000, 0, "unlzf";
		479	Compress::LZF::decompress $_[0]
		480	}
		481
324	=item cf::post_init { BLOCK }	482	=item cf::post_init { BLOCK }
325		483
326	Execute the given codeblock, I<after> all extensions have been (re-)loaded,	484	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
327	but I<before> the server starts ticking again.	485	but I<before> the server starts ticking again.
328		486
329	The cdoeblock will have a single boolean argument to indicate whether this	487	The codeblock will have a single boolean argument to indicate whether this
330	is a reload or not.	488	is a reload or not.
331		489
332	=cut	490	=cut
333		491
334	sub post_init(&) {	492	sub post_init(&) {
335	push @POST_INIT, shift;	493	push @POST_INIT, shift;
		494	}
		495
		496	sub _post_init {
		497	trace "running post_init jobs";
		498
		499	# run them in parallel...
		500
		501	my @join;
		502
		503	while () {
		504	push @join, map &Coro::async ($_, 0), @POST_INIT;
		505	@POST_INIT = ();
		506
		507	@join or last;
		508
		509	(pop @join)->join;
		510	}
336	}	511	}
337		512
338	=item cf::lock_wait $string	513	=item cf::lock_wait $string
339		514
340	Wait until the given lock is available. See cf::lock_acquire.	515	Wait until the given lock is available. See cf::lock_acquire.
…		…
379	}	554	}
380		555
381	=item cf::periodic $interval, $cb	556	=item cf::periodic $interval, $cb
382		557
383	Like EV::periodic, but randomly selects a starting point so that the actions	558	Like EV::periodic, but randomly selects a starting point so that the actions
384	get spread over timer.	559	get spread over time.
385		560
386	=cut	561	=cut
387		562
388	sub periodic($$) {	563	sub periodic($$) {
389	my ($interval, $cb) = @_;	564	my ($interval, $cb) = @_;
…		…
393	EV::periodic $start, $interval, 0, $cb	568	EV::periodic $start, $interval, 0, $cb
394	}	569	}
395		570
396	=item cf::get_slot $time[, $priority[, $name]]	571	=item cf::get_slot $time[, $priority[, $name]]
397		572
398	Allocate $time seconds of blocking CPU time at priority C<$priority>:	573	Allocate $time seconds of blocking CPU time at priority C<$priority>
399	This call blocks and returns only when you have at least C<$time> seconds	574	(default: 0): This call blocks and returns only when you have at least
400	of cpu time till the next tick. The slot is only valid till the next cede.	575	C<$time> seconds of cpu time till the next tick. The slot is only valid
		576	till the next cede.
		577
		578	Background jobs should use a priority les than zero, interactive jobs
		579	should use 100 or more.
401		580
402	The optional C<$name> can be used to identify the job to run. It might be	581	The optional C<$name> can be used to identify the job to run. It might be
403	used for statistical purposes and should identify the same time-class.	582	used for statistical purposes and should identify the same time-class.
404		583
405	Useful for short background jobs.	584	Useful for short background jobs.
406		585
407	=cut	586	=cut
408		587
409	our @SLOT_QUEUE;	588	our @SLOT_QUEUE;
410	our $SLOT_QUEUE;	589	our $SLOT_QUEUE;
		590	our $SLOT_DECAY = 0.9;
411		591
412	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	592	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
413	$SLOT_QUEUE = Coro::async {	593	$SLOT_QUEUE = Coro::async {
414	$Coro::current->desc ("timeslot manager");	594	$Coro::current->desc ("timeslot manager");
415		595
416	my $signal = new Coro::Signal;	596	my $signal = new Coro::Signal;
		597	my $busy;
417		598
418	while () {	599	while () {
419	next_job:	600	next_job:
		601
420	my $avail = cf::till_tick;	602	my $avail = cf::till_tick;
421	if ($avail > 0.01) {	603
422	for (0 .. $#SLOT_QUEUE) {	604	for (0 .. $#SLOT_QUEUE) {
423	if ($SLOT_QUEUE[$_][0] < $avail) {	605	if ($SLOT_QUEUE[$_][0] <= $avail) {
		606	$busy = 0;
424	my $job = splice @SLOT_QUEUE, $_, 1, ();	607	my $job = splice @SLOT_QUEUE, $_, 1, ();
425	$job->[2]->send;	608	$job->[2]->send;
426	Coro::cede;	609	Coro::cede;
427	goto next_job;	610	goto next_job;
428	}	611	} else {
		612	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
429	}	613	}
430	}	614	}
431		615
432	if (@SLOT_QUEUE) {	616	if (@SLOT_QUEUE) {
433	# we do not use wait_for_tick() as it returns immediately when tick is inactive	617	# we do not use wait_for_tick() as it returns immediately when tick is inactive
434	push @cf::WAIT_FOR_TICK, $signal;	618	$WAIT_FOR_TICK->wait;
435	$signal->wait;
436	} else {	619	} else {
		620	$busy = 0;
437	Coro::schedule;	621	Coro::schedule;
438	}	622	}
439	}	623	}
440	};	624	};
441		625
442	sub get_slot($;$$) {	626	sub get_slot($;$$) {
443	return if tick_inhibit || $Coro::current == $Coro::main;	627	return if tick_inhibit || $Coro::current == $Coro::main;
444		628
445	my ($time, $pri, $name) = @_;	629	my ($time, $pri, $name) = @_;
446		630
447	$time = $TICK * .6 if $time > $TICK * .6;	631	$time = clamp $time, 0.01, $TICK * .6;
		632
448	my $sig = new Coro::Signal;	633	my $sig = new Coro::Signal;
449		634
450	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	635	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
451	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	636	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
452	$SLOT_QUEUE->ready;	637	$SLOT_QUEUE->ready;
…		…
478	=cut	663	=cut
479		664
480	sub sync_job(&) {	665	sub sync_job(&) {
481	my ($job) = @_;	666	my ($job) = @_;
482		667
483	if ($Coro::current == $Coro::main) {	668	if (in_main) {
484	my $time = EV::time;	669	my $time = AE::time;
485		670
486	# this is the main coro, too bad, we have to block	671	# this is the main coro, too bad, we have to block
487	# till the operation succeeds, freezing the server :/	672	# till the operation succeeds, freezing the server :/
488		673
489	LOG llevError, Carp::longmess "sync job";#d#	674	#LOG llevError, Carp::longmess "sync job";#d#
490		675
491	my $freeze_guard = freeze_mainloop;	676	my $freeze_guard = freeze_mainloop;
492		677
493	my $busy = 1;	678	my $busy = 1;
494	my @res;	679	my @res;
495		680
496	(async {	681	(async {
497	$Coro::current->desc ("sync job coro");	682	$Coro::current->desc ("sync job coro");
498	@res = eval { $job->() };	683	@res = eval { $job->() };
499	warn $@ if $@;	684	error $@ if $@;
500	undef $busy;	685	undef $busy;
501	})->prio (Coro::PRIO_MAX);	686	})->prio (Coro::PRIO_MAX);
502		687
503	while ($busy) {	688	while ($busy) {
504	if (Coro::nready) {	689	if (Coro::nready) {
…		…
506	} else {	691	} else {
507	EV::loop EV::LOOP_ONESHOT;	692	EV::loop EV::LOOP_ONESHOT;
508	}	693	}
509	}	694	}
510		695
511	my $time = EV::time - $time;	696	my $time = AE::time - $time;
512		697
513	$TICK_START += $time; # do not account sync jobs to server load	698	$TICK_START += $time; # do not account sync jobs to server load
514		699
515	wantarray ? @res : $res[0]	700	wantarray ? @res : $res[0]
516	} else {	701	} else {
…		…
538	$EXT_CORO{$coro+0} = $coro;	723	$EXT_CORO{$coro+0} = $coro;
539		724
540	$coro	725	$coro
541	}	726	}
542		727
543	=item fork_call { }, $args	728	=item fork_call { }, @args
544		729
545	Executes the given code block with the given arguments in a seperate	730	Executes the given code block with the given arguments in a seperate
546	process, returning the results. Everything must be serialisable with	731	process, returning the results. Everything must be serialisable with
547	Coro::Storable. May, of course, block. Note that the executed sub may	732	Coro::Storable. May, of course, block. Note that the executed sub may
548	never block itself or use any form of event handling.	733	never block itself or use any form of event handling.
549		734
550	=cut	735	=cut
551		736
		737	sub post_fork {
		738	reset_signals;
		739	}
		740
552	sub fork_call(&@) {	741	sub fork_call(&@) {
553	my ($cb, @args) = @_;	742	my ($cb, @args) = @_;
554		743
555	# we seemingly have to make a local copy of the whole thing,	744	# we seemingly have to make a local copy of the whole thing,
556	# otherwise perl prematurely frees the stuff :/	745	# otherwise perl prematurely frees the stuff :/
557	# TODO: investigate and fix (likely this will be rather laborious)	746	# TODO: investigate and fix (likely this will be rather laborious)
558		747
559	my @res = Coro::Util::fork_eval {	748	my @res = Coro::Util::fork_eval {
560	reset_signals;	749	cf::post_fork;
561	&$cb	750	&$cb
562	}, @args;	751	} @args;
563		752
564	wantarray ? @res : $res[-1]	753	wantarray ? @res : $res[-1]
		754	}
		755
		756	sub objinfo {
		757	(
		758	"counter value" => cf::object::object_count,
		759	"objects created" => cf::object::create_count,
		760	"objects destroyed" => cf::object::destroy_count,
		761	"freelist size" => cf::object::free_count,
		762	"allocated objects" => cf::object::objects_size,
		763	"active objects" => cf::object::actives_size,
		764	)
565	}	765	}
566		766
567	=item $coin = coin_from_name $name	767	=item $coin = coin_from_name $name
568		768
569	=cut	769	=cut
…		…
606	within each server.	806	within each server.
607		807
608	=cut	808	=cut
609		809
610	sub db_table($) {	810	sub db_table($) {
		811	cf::error "db_get called from main context"
		812	if $Coro::current == $Coro::main;
		813
611	my ($name) = @_;	814	my ($name) = @_;
612	my $db = BDB::db_create $DB_ENV;	815	my $db = BDB::db_create $DB_ENV;
613		816
614	eval {	817	eval {
615	$db->set_flags (BDB::CHKSUM);	818	$db->set_flags (BDB::CHKSUM);
…		…
625	}	828	}
626		829
627	our $DB;	830	our $DB;
628		831
629	sub db_init {	832	sub db_init {
630	cf::sync_job {
631	$DB ||= db_table "db";	833	$DB ||= db_table "db";
632	};
633	}	834	}
634		835
635	sub db_get($$) {	836	sub db_get($$) {
636	my $key = "$_[0]/$_[1]";	837	my $key = "$_[0]/$_[1]";
637		838
638	cf::sync_job {	839	cf::error "db_get called from main context"
		840	if $Coro::current == $Coro::main;
		841
639	BDB::db_get $DB, undef, $key, my $data;	842	BDB::db_get $DB, undef, $key, my $data;
640		843
641	$! ? ()	844	$! ? ()
642	: $data	845	: $data
643	}
644	}	846	}
645		847
646	sub db_put($$$) {	848	sub db_put($$$) {
647	BDB::dbreq_pri 4;	849	BDB::dbreq_pri 4;
648	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	850	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
676		878
677	my @data;	879	my @data;
678	my $md5;	880	my $md5;
679		881
680	for (0 .. $#$src) {	882	for (0 .. $#$src) {
681	0 <= aio_load $src->[$_], $data[$_]	883	$data[$_] = load_file $src->[$_];
682	or Carp::croak "$src->[$_]: $!";
683	}	884	}
684		885
685	# if processing is expensive, check	886	# if processing is expensive, check
686	# checksum first	887	# checksum first
687	if (1) {	888	if (1) {
…		…
704		905
705	my $t1 = Time::HiRes::time;	906	my $t1 = Time::HiRes::time;
706	my $data = $process->(\@data);	907	my $data = $process->(\@data);
707	my $t2 = Time::HiRes::time;	908	my $t2 = Time::HiRes::time;
708		909
709	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	910	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
710		911
711	db_put cache => "$id/data", $data;	912	db_put cache => "$id/data", $data;
712	db_put cache => "$id/md5" , $md5;	913	db_put cache => "$id/md5" , $md5;
713	db_put cache => "$id/meta", $meta;	914	db_put cache => "$id/meta", $meta;
714		915
…		…
724		925
725	=cut	926	=cut
726		927
727	sub datalog($@) {	928	sub datalog($@) {
728	my ($type, %kv) = @_;	929	my ($type, %kv) = @_;
729	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	930	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
730	}	931	}
731		932
732	=back	933	=back
733		934
734	=cut	935	=cut
…		…
929		1130
930	} elsif (exists $cb_id{$type}) {	1131	} elsif (exists $cb_id{$type}) {
931	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1132	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
932		1133
933	} elsif (ref $type) {	1134	} elsif (ref $type) {
934	warn "attaching objects not supported, ignoring.\n";	1135	error "attaching objects not supported, ignoring.\n";
935		1136
936	} else {	1137	} else {
937	shift @arg;	1138	shift @arg;
938	warn "attach argument '$type' not supported, ignoring.\n";	1139	error "attach argument '$type' not supported, ignoring.\n";
939	}	1140	}
940	}	1141	}
941	}	1142	}
942		1143
943	sub _object_attach {	1144	sub _object_attach {
…		…
953	_attach $registry, $klass, @attach;	1154	_attach $registry, $klass, @attach;
954	}	1155	}
955		1156
956	$obj->{$name} = \%arg;	1157	$obj->{$name} = \%arg;
957	} else {	1158	} else {
958	warn "object uses attachment '$name' which is not available, postponing.\n";	1159	info "object uses attachment '$name' which is not available, postponing.\n";
959	}	1160	}
960		1161
961	$obj->{_attachment}{$name} = undef;	1162	$obj->{_attachment}{$name} = undef;
962	}	1163	}
963		1164
…		…
1022		1223
1023	for (@$callbacks) {	1224	for (@$callbacks) {
1024	eval { &{$_->[1]} };	1225	eval { &{$_->[1]} };
1025		1226
1026	if ($@) {	1227	if ($@) {
1027	warn "$@";
1028	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1228	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
1029	override;	1229	override;
1030	}	1230	}
1031		1231
1032	return 1 if $override;	1232	return 1 if $override;
1033	}	1233	}
…		…
1112	for (@$attach) {	1312	for (@$attach) {
1113	my ($klass, @attach) = @$_;	1313	my ($klass, @attach) = @$_;
1114	_attach $registry, $klass, @attach;	1314	_attach $registry, $klass, @attach;
1115	}	1315	}
1116	} else {	1316	} else {
1117	warn "object uses attachment '$name' that is not available, postponing.\n";	1317	info "object uses attachment '$name' that is not available, postponing.\n";
1118	}	1318	}
1119	}	1319	}
1120	}	1320	}
1121		1321
1122	cf::attachable->attach (	1322	cf::attachable->attach (
…		…
1149	my ($filename, $rdata, $objs) = @_;	1349	my ($filename, $rdata, $objs) = @_;
1150		1350
1151	sync_job {	1351	sync_job {
1152	if (length $$rdata) {	1352	if (length $$rdata) {
1153	utf8::decode (my $decname = $filename);	1353	utf8::decode (my $decname = $filename);
1154	warn sprintf "saving %s (%d,%d)\n",	1354	trace sprintf "saving %s (%d,%d)\n",
1155	$decname, length $$rdata, scalar @$objs;	1355	$decname, length $$rdata, scalar @$objs
		1356	if $VERBOSE_IO;
1156		1357
1157	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1358	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1158	aio_chmod $fh, SAVE_MODE;	1359	aio_chmod $fh, SAVE_MODE;
1159	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1360	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1160	if ($cf::USE_FSYNC) {	1361	if ($cf::USE_FSYNC) {
…		…
1182	aio_rename "$filename~", $filename;	1383	aio_rename "$filename~", $filename;
1183		1384
1184	$filename =~ s%/[^/]+$%%;	1385	$filename =~ s%/[^/]+$%%;
1185	aio_pathsync $filename if $cf::USE_FSYNC;	1386	aio_pathsync $filename if $cf::USE_FSYNC;
1186	} else {	1387	} else {
1187	warn "unable to save objects: $filename~: $!\n";	1388	error "unable to save objects: $filename~: $!\n";
1188	}	1389	}
1189	} else {	1390	} else {
1190	aio_unlink $filename;	1391	aio_unlink $filename;
1191	aio_unlink "$filename.pst";	1392	aio_unlink "$filename.pst";
1192	}	1393	}
…		…
1216	my $st = eval { Coro::Storable::thaw $av };	1417	my $st = eval { Coro::Storable::thaw $av };
1217	$av = $st->{objs};	1418	$av = $st->{objs};
1218	}	1419	}
1219		1420
1220	utf8::decode (my $decname = $filename);	1421	utf8::decode (my $decname = $filename);
1221	warn sprintf "loading %s (%d,%d)\n",	1422	trace sprintf "loading %s (%d,%d)\n",
1222	$decname, length $data, scalar @{$av || []};	1423	$decname, length $data, scalar @{$av || []}
		1424	if $VERBOSE_IO;
1223		1425
1224	($data, $av)	1426	($data, $av)
1225	}	1427	}
1226		1428
1227	=head2 COMMAND CALLBACKS	1429	=head2 COMMAND CALLBACKS
…		…
1231	=cut	1433	=cut
1232		1434
1233	#############################################################################	1435	#############################################################################
1234	# command handling &c	1436	# command handling &c
1235		1437
1236	=item cf::register_command $name => \&callback($ob,$args);	1438	=item cf::register_command $name => \&callback($ob,$args)
1237		1439
1238	Register a callback for execution when the client sends the user command	1440	Register a callback for execution when the client sends the user command
1239	$name.	1441	$name.
1240		1442
1241	=cut	1443	=cut
…		…
1247	#warn "registering command '$name/$time' to '$caller'";	1449	#warn "registering command '$name/$time' to '$caller'";
1248		1450
1249	push @{ $COMMAND{$name} }, [$caller, $cb];	1451	push @{ $COMMAND{$name} }, [$caller, $cb];
1250	}	1452	}
1251		1453
1252	=item cf::register_extcmd $name => \&callback($pl,$packet);	1454	=item cf::register_extcmd $name => \&callback($pl,@args)
1253		1455
1254	Register a callback for execution when the client sends an (synchronous)	1456	Register a callback for execution when the client sends an (synchronous)
1255	extcmd packet. Ext commands will be processed in the order they are	1457	extcmd packet. Ext commands will be processed in the order they are
1256	received by the server, like other user commands. The first argument is	1458	received by the server, like other user commands. The first argument is
1257	the logged-in player. Ext commands can only be processed after a player	1459	the logged-in player. Ext commands can only be processed after a player
1258	has logged in successfully.	1460	has logged in successfully.
1259		1461
1260	If the callback returns something, it is sent back as if reply was being	1462	The values will be sent back to the client.
1261	called.
1262		1463
		1464	=item cf::register_async_extcmd $name => \&callback($pl,$reply->(...),@args)
		1465
		1466	Same as C<cf::register_extcmd>, but instead of returning values, the
		1467	callback needs to clal the C<$reply> function.
		1468
1263	=item cf::register_exticmd $name => \&callback($ns,$packet);	1469	=item cf::register_exticmd $name => \&callback($ns,@args)
1264		1470
1265	Register a callback for execution when the client sends an (asynchronous)	1471	Register a callback for execution when the client sends an (asynchronous)
1266	exticmd packet. Exti commands are processed by the server as soon as they	1472	exticmd packet. Exti commands are processed by the server as soon as they
1267	are received, i.e. out of order w.r.t. other commands. The first argument	1473	are received, i.e. out of order w.r.t. other commands. The first argument
1268	is a client socket. Exti commands can be received anytime, even before	1474	is a client socket. Exti commands can be received anytime, even before
1269	log-in.	1475	log-in.
1270		1476
1271	If the callback returns something, it is sent back as if reply was being	1477	The values will be sent back to the client.
1272	called.
1273		1478
1274	=cut	1479	=item cf::register_async_exticmd $name => \&callback($ns,$reply->(...),@args)
1275		1480
		1481	Same as C<cf::register_extcmd>, but instead of returning values, the
		1482	callback needs to clal the C<$reply> function.
		1483
		1484	=cut
		1485
1276	sub register_extcmd {	1486	sub register_extcmd($$) {
1277	my ($name, $cb) = @_;	1487	my ($name, $cb) = @_;
1278		1488
1279	$EXTCMD{$name} = $cb;	1489	$EXTCMD{$name} = $cb;
1280	}	1490	}
1281		1491
1282	sub register_exticmd {	1492	sub register_async_extcmd($$) {
1283	my ($name, $cb) = @_;	1493	my ($name, $cb) = @_;
1284		1494
		1495	$EXTACMD{$name} = $cb;
		1496	}
		1497
		1498	sub register_exticmd($$) {
		1499	my ($name, $cb) = @_;
		1500
1285	$EXTICMD{$name} = $cb;	1501	$EXTICMD{$name} = $cb;
1286	}	1502	}
1287		1503
		1504	sub register_async_exticmd($$) {
		1505	my ($name, $cb) = @_;
		1506
		1507	$EXTIACMD{$name} = $cb;
		1508	}
		1509
1288	use File::Glob ();	1510	use File::Glob ();
1289		1511
1290	cf::player->attach (	1512	cf::player->attach (
1291	on_command => sub {	1513	on_unknown_command => sub {
1292	my ($pl, $name, $params) = @_;	1514	my ($pl, $name, $params) = @_;
1293		1515
1294	my $cb = $COMMAND{$name}	1516	my $cb = $COMMAND{$name}
1295	or return;	1517	or return;
1296		1518
…		…
1304	my ($pl, $buf) = @_;	1526	my ($pl, $buf) = @_;
1305		1527
1306	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1528	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1307		1529
1308	if (ref $msg) {	1530	if (ref $msg) {
1309	my ($type, $reply, @payload) =	1531	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
1310	"ARRAY" eq ref $msg
1311	? @$msg
1312	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1313		1532
1314	my @reply;
1315
1316	if (my $cb = $EXTCMD{$type}) {	1533	if (my $cb = $EXTACMD{$type}) {
		1534	$cb->(
		1535	$pl,
		1536	sub {
		1537	$pl->ext_msg ("reply-$reply", @_)
		1538	if $reply;
		1539	},
		1540	@payload
		1541	);
		1542	} else {
		1543	my @reply;
		1544
		1545	if (my $cb = $EXTCMD{$type}) {
1317	@reply = $cb->($pl, @payload);	1546	@reply = $cb->($pl, @payload);
		1547	}
		1548
		1549	$pl->ext_msg ("reply-$reply", @reply)
		1550	if $reply;
1318	}	1551	}
1319		1552
1320	$pl->ext_reply ($reply, @reply)
1321	if $reply;
1322
1323	} else {	1553	} else {
1324	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1554	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1325	}	1555	}
1326		1556
1327	cf::override;	1557	cf::override;
1328	},	1558	},
1329	);	1559	);
…		…
1339	};	1569	};
1340		1570
1341	$grp	1571	$grp
1342	}	1572	}
1343		1573
		1574	sub _ext_cfg_reg($$$$) {
		1575	my ($rvar, $varname, $cfgname, $default) = @_;
		1576
		1577	$cfgname = lc $varname
		1578	unless length $cfgname;
		1579
		1580	$EXT_CFG{$cfgname} = [$rvar, $default];
		1581
		1582	$$rvar = exists $CFG{$cfgname} ? $CFG{$cfgname} : $default;
		1583	}
		1584
1344	sub load_extensions {	1585	sub load_extensions {
		1586	info "loading extensions...";
		1587
		1588	%EXT_CFG = ();
		1589
1345	cf::sync_job {	1590	cf::sync_job {
1346	my %todo;	1591	my %todo;
1347		1592
1348	for my $path (<$LIBDIR/*.ext>) {	1593	for my $path (<$LIBDIR/*.ext>) {
1349	next unless -r $path;	1594	next unless -r $path;
…		…
1367		1612
1368	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1613	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1369	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1614	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1370		1615
1371	$ext{source} =	1616	$ext{source} =
1372	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"	1617	"package $pkg; use common::sense;\n"
1373	. "#line 1 \"$path\"\n{\n"	1618	. "#line 1 \"$path\"\n{\n"
1374	. $source	1619	. $source
1375	. "\n};\n1";	1620	. "\n};\n1";
1376		1621
1377	$todo{$base} = \%ext;	1622	$todo{$base} = \%ext;
1378	}	1623	}
1379		1624
		1625	my $pass = 0;
1380	my %done;	1626	my %done;
1381	while (%todo) {	1627	while (%todo) {
1382	my $progress;	1628	my $progress;
1383		1629
		1630	++$pass;
		1631
		1632	ext:
1384	while (my ($k, $v) = each %todo) {	1633	while (my ($k, $v) = each %todo) {
1385	for (split /,\s*/, $v->{meta}{depends}) {	1634	for (split /,\s*/, $v->{meta}{depends}) {
1386	goto skip	1635	next ext
1387	unless exists $done{$_};	1636	unless exists $done{$_};
1388	}	1637	}
1389		1638
1390	warn "... loading '$k' into '$v->{pkg}'\n";	1639	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1391		1640
1392	unless (eval $v->{source}) {	1641	my $source = $v->{source};
		1642
		1643	# support "CONF varname :confname = default" pseudo-statements
		1644	$source =~ s{
		1645	^ CONF \s+ ([^\s:=]+) \s* (?:: \s* ([^\s:=]+) \s* )? = ([^\n#]+)
		1646	}{
		1647	"our \$$1; BEGIN { cf::_ext_cfg_reg \\\$$1, q\x00$1\x00, q\x00$2\x00, $3 }";
		1648	}gmxe;
		1649
		1650	my $active = eval $source;
		1651
		1652	if (length $@) {
1393	my $msg = $@ ? "$v->{path}: $@\n"	1653	error "$v->{path}: $@\n";
1394	: "$v->{base}: extension inactive.\n";
1395		1654
1396	if (exists $v->{meta}{mandatory}) {
1397	warn $msg;
1398	cf::cleanup "mandatory extension failed to load, exiting.";	1655	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1399	}	1656	if exists $v->{meta}{mandatory};
1400		1657
1401	warn $msg;	1658	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
		1659	delete $todo{$k};
		1660	} else {
		1661	$done{$k} = delete $todo{$k};
		1662	push @EXTS, $v->{pkg};
		1663	$progress = 1;
		1664
		1665	info "$v->{base}: extension inactive.\n"
		1666	unless $active;
1402	}	1667	}
1403
1404	$done{$k} = delete $todo{$k};
1405	push @EXTS, $v->{pkg};
1406	$progress = 1;
1407	}	1668	}
1408		1669
1409	skip:	1670	unless ($progress) {
1410	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1671	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1411	unless $progress;	1672
		1673	while (my ($k, $v) = each %todo) {
		1674	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1675	if exists $v->{meta}{mandatory};
		1676	}
		1677
		1678	last;
		1679	}
1412	}	1680	}
1413	};	1681	};
1414	}	1682	}
1415		1683
1416	#############################################################################	1684	#############################################################################
…		…
1500	$cf::PLAYER{$login} = $pl	1768	$cf::PLAYER{$login} = $pl
1501	}	1769	}
1502	}	1770	}
1503	}	1771	}
1504		1772
		1773	cf::player->attach (
		1774	on_load => sub {
		1775	my ($pl, $path) = @_;
		1776
		1777	# restore slots saved in save, below
		1778	my $slots = delete $pl->{_slots};
		1779
		1780	$pl->ob->current_weapon ($slots->[0]);
		1781	$pl->combat_ob ($slots->[1]);
		1782	$pl->ranged_ob ($slots->[2]);
		1783	},
		1784	);
		1785
1505	sub save($) {	1786	sub save($) {
1506	my ($pl) = @_;	1787	my ($pl) = @_;
1507		1788
1508	return if $pl->{deny_save};	1789	return if $pl->{deny_save};
1509		1790
…		…
1514		1795
1515	aio_mkdir playerdir $pl, 0770;	1796	aio_mkdir playerdir $pl, 0770;
1516	$pl->{last_save} = $cf::RUNTIME;	1797	$pl->{last_save} = $cf::RUNTIME;
1517		1798
1518	cf::get_slot 0.01;	1799	cf::get_slot 0.01;
		1800
		1801	# save slots, to be restored later
		1802	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1519		1803
1520	$pl->save_pl ($path);	1804	$pl->save_pl ($path);
1521	cf::cede_to_tick;	1805	cf::cede_to_tick;
1522	}	1806	}
1523		1807
…		…
1557	my $name = $pl->ob->name;	1841	my $name = $pl->ob->name;
1558		1842
1559	$pl->{deny_save} = 1;	1843	$pl->{deny_save} = 1;
1560	$pl->password ("*"); # this should lock out the player until we have nuked the dir	1844	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1561		1845
1562	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1846	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1563	$pl->deactivate;	1847	$pl->deactivate;
		1848
1564	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;	1849	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1565	$pl->ob->check_score;
1566	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1850	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1851	ext::highscore::check ($pl->ob);
		1852
1567	$pl->ns->destroy if $pl->ns;	1853	$pl->ns->destroy if $pl->ns;
1568		1854
1569	my $path = playerdir $pl;	1855	my $path = playerdir $pl;
1570	my $temp = "$path~$cf::RUNTIME~deleting~";	1856	my $temp = "$path~$cf::RUNTIME~deleting~";
1571	aio_rename $path, $temp;	1857	aio_rename $path, $temp;
…		…
1625	\@logins	1911	\@logins
1626	}	1912	}
1627		1913
1628	=item $player->maps	1914	=item $player->maps
1629		1915
		1916	=item cf::player::maps $login
		1917
1630	Returns an arrayref of map paths that are private for this	1918	Returns an arrayref of map paths that are private for this
1631	player. May block.	1919	player. May block.
1632		1920
1633	=cut	1921	=cut
1634		1922
…		…
1655		1943
1656	=item $protocol_xml = $player->expand_cfpod ($cfpod)	1944	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1657		1945
1658	Expand deliantra pod fragments into protocol xml.	1946	Expand deliantra pod fragments into protocol xml.
1659		1947
1660	=item $player->ext_reply ($msgid, @msg)
1661
1662	Sends an ext reply to the player.
1663
1664	=cut
1665
1666	sub ext_reply($$@) {
1667	my ($self, $id, @msg) = @_;
1668
1669	$self->ns->ext_reply ($id, @msg)
1670	}
1671
1672	=item $player->ext_msg ($type, @msg)	1948	=item $player->ext_msg ($type, @msg)
1673		1949
1674	Sends an ext event to the client.	1950	Sends an ext event to the client.
1675		1951
1676	=cut	1952	=cut
…		…
1695		1971
1696	=cut	1972	=cut
1697		1973
1698	sub find_by_path($) {	1974	sub find_by_path($) {
1699	my ($path) = @_;	1975	my ($path) = @_;
		1976
		1977	$path =~ s/^~[^\/]*//; # skip ~login
1700		1978
1701	my ($match, $specificity);	1979	my ($match, $specificity);
1702		1980
1703	for my $region (list) {	1981	for my $region (list) {
1704	if ($region->{match} && $path =~ $region->{match}) {	1982	if ($region->{match} && $path =~ $region->{match}) {
…		…
1733	sub generate_random_map {	2011	sub generate_random_map {
1734	my ($self, $rmp) = @_;	2012	my ($self, $rmp) = @_;
1735		2013
1736	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM	2014	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
1737		2015
1738	# mit "rum" bekleckern, nicht
1739	$self->_create_random_map (	2016	$self->_create_random_map ($rmp);
1740	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1741	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1742	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1743	$rmp->{exit_on_final_map},
1744	$rmp->{xsize}, $rmp->{ysize},
1745	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1746	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1747	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1748	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1749	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1750	(cf::region::find $rmp->{region}), $rmp->{custom}
1751	)
1752	}	2017	}
1753		2018
1754	=item cf::map->register ($regex, $prio)	2019	=item cf::map->register ($regex, $prio)
1755		2020
1756	Register a handler for the map path matching the given regex at the	2021	Register a handler for the map path matching the given regex at the
…		…
1761		2026
1762	sub register {	2027	sub register {
1763	my (undef, $regex, $prio) = @_;	2028	my (undef, $regex, $prio) = @_;
1764	my $pkg = caller;	2029	my $pkg = caller;
1765		2030
1766	no strict;
1767	push @{"$pkg\::ISA"}, __PACKAGE__;	2031	push @{"$pkg\::ISA"}, __PACKAGE__;
1768		2032
1769	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2033	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1770	}	2034	}
1771		2035
1772	# also paths starting with '/'	2036	# also paths starting with '/'
1773	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	2037	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1774		2038
1775	sub thawer_merge {	2039	sub thawer_merge {
1776	my ($self, $merge) = @_;	2040	my ($self, $merge) = @_;
1777		2041
1778	# we have to keep some variables in memory intact	2042	# we have to keep some variables in memory intact
…		…
1783	}	2047	}
1784		2048
1785	sub normalise {	2049	sub normalise {
1786	my ($path, $base) = @_;	2050	my ($path, $base) = @_;
1787		2051
1788	$path = "$path"; # make sure its a string	2052	$path = "$path"; # make sure it's a string
1789		2053
1790	$path =~ s/\.map$//;	2054	$path =~ s/\.map$//;
1791		2055
1792	# map plan:	2056	# map plan:
1793	#	2057	#
…		…
1808	$base =~ s{[^/]+/?$}{};	2072	$base =~ s{[^/]+/?$}{};
1809	$path = "$base/$path";	2073	$path = "$base/$path";
1810	}	2074	}
1811		2075
1812	for ($path) {	2076	for ($path) {
1813	redo if s{//}{/};
1814	redo if s{/\.?/}{/};	2077	redo if s{/\.?/}{/};
1815	redo if s{/[^/]+/\.\./}{/};	2078	redo if s{/[^/]+/\.\./}{/};
1816	}	2079	}
1817		2080
1818	$path	2081	$path
…		…
1832	$self->init; # pass $1 etc.	2095	$self->init; # pass $1 etc.
1833	return $self;	2096	return $self;
1834	}	2097	}
1835	}	2098	}
1836		2099
1837	Carp::cluck "unable to resolve path '$path' (base '$base').";	2100	Carp::cluck "unable to resolve path '$path' (base '$base')";
1838	()	2101	()
1839	}	2102	}
1840		2103
		2104	# may re-bless or do other evil things
1841	sub init {	2105	sub init {
1842	my ($self) = @_;	2106	my ($self) = @_;
1843		2107
1844	$self	2108	$self
1845	}	2109	}
…		…
1910	$self->{load_path} = $path;	2174	$self->{load_path} = $path;
1911		2175
1912	1	2176	1
1913	}	2177	}
1914		2178
		2179	# used to laod the header of an original map
1915	sub load_header_orig {	2180	sub load_header_orig {
1916	my ($self) = @_;	2181	my ($self) = @_;
1917		2182
1918	$self->load_header_from ($self->load_path)	2183	$self->load_header_from ($self->load_path)
1919	}	2184	}
1920		2185
		2186	# used to laod the header of an instantiated map
1921	sub load_header_temp {	2187	sub load_header_temp {
1922	my ($self) = @_;	2188	my ($self) = @_;
1923		2189
1924	$self->load_header_from ($self->save_path)	2190	$self->load_header_from ($self->save_path)
1925	}	2191	}
1926		2192
		2193	# called after loading the header from an instantiated map
1927	sub prepare_temp {	2194	sub prepare_temp {
1928	my ($self) = @_;	2195	my ($self) = @_;
1929		2196
1930	$self->last_access ((delete $self->{last_access})	2197	$self->last_access ((delete $self->{last_access})
1931	|| $cf::RUNTIME); #d#	2198	|| $cf::RUNTIME); #d#
1932	# safety	2199	# safety
1933	$self->{instantiate_time} = $cf::RUNTIME	2200	$self->{instantiate_time} = $cf::RUNTIME
1934	if $self->{instantiate_time} > $cf::RUNTIME;	2201	if $self->{instantiate_time} > $cf::RUNTIME;
1935	}	2202	}
1936		2203
		2204	# called after loading the header from an original map
1937	sub prepare_orig {	2205	sub prepare_orig {
1938	my ($self) = @_;	2206	my ($self) = @_;
1939		2207
1940	$self->{load_original} = 1;	2208	$self->{load_original} = 1;
1941	$self->{instantiate_time} = $cf::RUNTIME;	2209	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1965		2233
1966	sub find;	2234	sub find;
1967	sub find {	2235	sub find {
1968	my ($path, $origin) = @_;	2236	my ($path, $origin) = @_;
1969		2237
		2238	cf::cede_to_tick;
		2239
1970	$path = normalise $path, $origin && $origin->path;	2240	$path = normalise $path, $origin;
1971		2241
1972	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove	2242	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1973	my $guard2 = cf::lock_acquire "map_find:$path";	2243	my $guard2 = cf::lock_acquire "map_find:$path";
1974		2244
1975	$cf::MAP{$path} || do {	2245	$cf::MAP{$path} || do {
…		…
1992		2262
1993	$cf::MAP{$path} = $map	2263	$cf::MAP{$path} = $map
1994	}	2264	}
1995	}	2265	}
1996		2266
1997	sub pre_load { }	2267	sub pre_load { }
1998	sub post_load { }	2268	#sub post_load { } # XS
1999		2269
2000	sub load {	2270	sub load {
2001	my ($self) = @_;	2271	my ($self) = @_;
2002		2272
2003	local $self->{deny_reset} = 1; # loading can take a long time	2273	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2006		2276
2007	{	2277	{
2008	my $guard = cf::lock_acquire "map_data:$path";	2278	my $guard = cf::lock_acquire "map_data:$path";
2009		2279
2010	return unless $self->valid;	2280	return unless $self->valid;
2011	return unless $self->in_memory == cf::MAP_SWAPPED;	2281	return unless $self->state == cf::MAP_SWAPPED;
2012
2013	$self->in_memory (cf::MAP_LOADING);
2014		2282
2015	$self->alloc;	2283	$self->alloc;
2016		2284
2017	$self->pre_load;	2285	$self->pre_load;
2018	cf::cede_to_tick;	2286	cf::cede_to_tick;
2019		2287
		2288	if (exists $self->{load_path}) {
2020	my $f = new_from_file cf::object::thawer $self->{load_path};	2289	my $f = new_from_file cf::object::thawer $self->{load_path};
2021	$f->skip_block;	2290	$f->skip_block;
2022	$self->_load_objects ($f)	2291	$self->_load_objects ($f)
2023	or return;	2292	or return;
2024		2293
2025	$self->post_load_original	2294	$self->post_load_original
2026	if delete $self->{load_original};	2295	if delete $self->{load_original};
2027		2296
2028	if (my $uniq = $self->uniq_path) {	2297	if (my $uniq = $self->uniq_path) {
2029	utf8::encode $uniq;	2298	utf8::encode $uniq;
2030	unless (aio_stat $uniq) {	2299	unless (aio_stat $uniq) {
2031	if (my $f = new_from_file cf::object::thawer $uniq) {	2300	if (my $f = new_from_file cf::object::thawer $uniq) {
2032	$self->clear_unique_items;	2301	$self->clear_unique_items;
2033	$self->_load_objects ($f);	2302	$self->_load_objects ($f);
2034	$f->resolve_delayed_derefs;	2303	$f->resolve_delayed_derefs;
		2304	}
2035	}	2305	}
2036	}	2306	}
2037	}
2038		2307
2039	$f->resolve_delayed_derefs;	2308	$f->resolve_delayed_derefs;
		2309	} else {
		2310	$self->post_load_original
		2311	if delete $self->{load_original};
		2312	}
		2313
		2314	$self->state (cf::MAP_INACTIVE);
2040		2315
2041	cf::cede_to_tick;	2316	cf::cede_to_tick;
2042	# now do the right thing for maps	2317	# now do the right thing for maps
2043	$self->link_multipart_objects;	2318	$self->link_multipart_objects;
2044	$self->difficulty ($self->estimate_difficulty)	2319	$self->difficulty ($self->estimate_difficulty)
…		…
2048	unless ($self->{deny_activate}) {	2323	unless ($self->{deny_activate}) {
2049	$self->decay_objects;	2324	$self->decay_objects;
2050	$self->fix_auto_apply;	2325	$self->fix_auto_apply;
2051	$self->update_buttons;	2326	$self->update_buttons;
2052	cf::cede_to_tick;	2327	cf::cede_to_tick;
2053	$self->activate;	2328	#$self->activate; # no longer activate maps automatically
2054	}	2329	}
2055		2330
2056	$self->{last_save} = $cf::RUNTIME;	2331	$self->{last_save} = $cf::RUNTIME;
2057	$self->last_access ($cf::RUNTIME);	2332	$self->last_access ($cf::RUNTIME);
2058
2059	$self->in_memory (cf::MAP_ACTIVE);
2060	}	2333	}
2061		2334
2062	$self->post_load;	2335	$self->post_load;
2063	}
2064		2336
		2337	1
		2338	}
		2339
		2340	# customize the map for a given player, i.e.
		2341	# return the _real_ map. used by e.g. per-player
		2342	# maps to change the path to ~playername/mappath
2065	sub customise_for {	2343	sub customise_for {
2066	my ($self, $ob) = @_;	2344	my ($self, $ob) = @_;
2067		2345
2068	return find "~" . $ob->name . "/" . $self->{path}	2346	return find "~" . $ob->name . "/" . $self->{path}
2069	if $self->per_player;	2347	if $self->per_player;
…		…
2072	# if $self->per_party;	2350	# if $self->per_party;
2073		2351
2074	$self	2352	$self
2075	}	2353	}
2076		2354
2077	# find and load all maps in the 3x3 area around a map
2078	sub load_neighbours {
2079	my ($map) = @_;
2080
2081	my @neigh; # diagonal neighbours
2082
2083	for (0 .. 3) {
2084	my $neigh = $map->tile_path ($_)
2085	or next;
2086	$neigh = find $neigh, $map
2087	or next;
2088	$neigh->load;
2089
2090	push @neigh,
2091	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2092	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2093	}
2094
2095	for (grep defined $_->[0], @neigh) {
2096	my ($path, $origin) = @$_;
2097	my $neigh = find $path, $origin
2098	or next;
2099	$neigh->load;
2100	}
2101	}
2102
2103	sub find_sync {	2355	sub find_sync {
2104	my ($path, $origin) = @_;	2356	my ($path, $origin) = @_;
2105		2357
2106	cf::sync_job { find $path, $origin }	2358	# it's a bug to call this from the main context
		2359	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2360	if $Coro::current == $Coro::main;
		2361
		2362	find $path, $origin
2107	}	2363	}
2108		2364
2109	sub do_load_sync {	2365	sub do_load_sync {
2110	my ($map) = @_;	2366	my ($map) = @_;
2111		2367
		2368	# it's a bug to call this from the main context
2112	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2369	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2113	if $Coro::current == $Coro::main;	2370	if $Coro::current == $Coro::main;
2114		2371
2115	cf::sync_job { $map->load };	2372	$map->load;
2116	}	2373	}
2117		2374
2118	our %MAP_PREFETCH;	2375	our %MAP_PREFETCH;
2119	our $MAP_PREFETCHER = undef;	2376	our $MAP_PREFETCHER = undef;
2120		2377
2121	sub find_async {	2378	sub find_async {
2122	my ($path, $origin, $load) = @_;	2379	my ($path, $origin, $load) = @_;
2123		2380
2124	$path = normalise $path, $origin && $origin->{path};	2381	$path = normalise $path, $origin;
2125		2382
2126	if (my $map = $cf::MAP{$path}) {	2383	if (my $map = $cf::MAP{$path}) {
2127	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;	2384	return $map if !$load || $map->linkable;
2128	}	2385	}
2129		2386
2130	$MAP_PREFETCH{$path} |= $load;	2387	$MAP_PREFETCH{$path} |= $load;
2131		2388
2132	$MAP_PREFETCHER ||= cf::async {	2389	$MAP_PREFETCHER ||= cf::async {
…		…
2146	$MAP_PREFETCHER->prio (6);	2403	$MAP_PREFETCHER->prio (6);
2147		2404
2148	()	2405	()
2149	}	2406	}
2150		2407
		2408	# common code, used by both ->save and ->swapout
2151	sub save {	2409	sub _save {
2152	my ($self) = @_;	2410	my ($self) = @_;
2153
2154	my $lock = cf::lock_acquire "map_data:$self->{path}";
2155		2411
2156	$self->{last_save} = $cf::RUNTIME;	2412	$self->{last_save} = $cf::RUNTIME;
2157		2413
2158	return unless $self->dirty;	2414	return unless $self->dirty;
2159		2415
…		…
2179	} else {	2435	} else {
2180	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2436	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2181	}	2437	}
2182	}	2438	}
2183		2439
		2440	sub save {
		2441	my ($self) = @_;
		2442
		2443	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2444
		2445	$self->_save;
		2446	}
		2447
2184	sub swap_out {	2448	sub swap_out {
2185	my ($self) = @_;	2449	my ($self) = @_;
2186		2450
2187	# save first because save cedes
2188	$self->save;
2189
2190	my $lock = cf::lock_acquire "map_data:$self->{path}";	2451	my $lock = cf::lock_acquire "map_data:$self->{path}";
2191		2452
		2453	return if !$self->linkable;
		2454	return if $self->{deny_save};
2192	return if $self->players;	2455	return if $self->players;
2193	return if $self->in_memory != cf::MAP_ACTIVE;	2456
		2457	# first deactivate the map and "unlink" it from the core
		2458	$self->deactivate;
		2459	$_->clear_links_to ($self) for values %cf::MAP;
		2460	$self->state (cf::MAP_SWAPPED);
		2461
		2462	# then atomically save
		2463	$self->_save;
		2464
		2465	# then free the map
		2466	$self->clear;
		2467	}
		2468
		2469	sub reset_at {
		2470	my ($self) = @_;
		2471
		2472	# TODO: safety, remove and allow resettable per-player maps
2194	return if $self->{deny_save};	2473	return 1e99 if $self->{deny_reset};
2195		2474
		2475	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2476	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2477
		2478	$time + $to
		2479	}
		2480
		2481	sub should_reset {
		2482	my ($self) = @_;
		2483
		2484	$self->reset_at <= $cf::RUNTIME
		2485	}
		2486
		2487	sub reset {
		2488	my ($self) = @_;
		2489
		2490	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2491
		2492	return if $self->players;
		2493
		2494	cf::trace "resetting map ", $self->path, "\n";
		2495
2196	$self->in_memory (cf::MAP_SWAPPED);	2496	$self->state (cf::MAP_SWAPPED);
		2497
		2498	# need to save uniques path
		2499	unless ($self->{deny_save}) {
		2500	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2501
		2502	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2503	if $uniq;
		2504	}
		2505
		2506	delete $cf::MAP{$self->path};
2197		2507
2198	$self->deactivate;	2508	$self->deactivate;
2199	$_->clear_links_to ($self) for values %cf::MAP;	2509	$_->clear_links_to ($self) for values %cf::MAP;
2200	$self->clear;	2510	$self->clear;
2201	}
2202
2203	sub reset_at {
2204	my ($self) = @_;
2205
2206	# TODO: safety, remove and allow resettable per-player maps
2207	return 1e99 if $self->{deny_reset};
2208
2209	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2210	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2211
2212	$time + $to
2213	}
2214
2215	sub should_reset {
2216	my ($self) = @_;
2217
2218	$self->reset_at <= $cf::RUNTIME
2219	}
2220
2221	sub reset {
2222	my ($self) = @_;
2223
2224	my $lock = cf::lock_acquire "map_data:$self->{path}";
2225
2226	return if $self->players;
2227
2228	warn "resetting map ", $self->path;
2229
2230	$self->in_memory (cf::MAP_SWAPPED);
2231
2232	# need to save uniques path
2233	unless ($self->{deny_save}) {
2234	my $uniq = $self->uniq_path; utf8::encode $uniq;
2235
2236	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2237	if $uniq;
2238	}
2239
2240	delete $cf::MAP{$self->path};
2241
2242	$self->deactivate;
2243	$_->clear_links_to ($self) for values %cf::MAP;
2244	$self->clear;
2245		2511
2246	$self->unlink_save;	2512	$self->unlink_save;
2247	$self->destroy;	2513	$self->destroy;
2248	}	2514	}
2249		2515
…		…
2257		2523
2258	delete $cf::MAP{$self->path};	2524	delete $cf::MAP{$self->path};
2259		2525
2260	$self->unlink_save;	2526	$self->unlink_save;
2261		2527
2262	bless $self, "cf::map";	2528	bless $self, "cf::map::wrap";
2263	delete $self->{deny_reset};	2529	delete $self->{deny_reset};
2264	$self->{deny_save} = 1;	2530	$self->{deny_save} = 1;
2265	$self->reset_timeout (1);	2531	$self->reset_timeout (1);
2266	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2532	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2267		2533
…		…
2324	: normalise $_	2590	: normalise $_
2325	} @{ aio_readdir $UNIQUEDIR or [] }	2591	} @{ aio_readdir $UNIQUEDIR or [] }
2326	]	2592	]
2327	}	2593	}
2328		2594
		2595	=item cf::map::static_maps
		2596
		2597	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2598	file in the shared directory excluding F</styles> and F</editor>). May
		2599	block.
		2600
		2601	=cut
		2602
		2603	sub static_maps() {
		2604	my @dirs = "";
		2605	my @maps;
		2606
		2607	while (@dirs) {
		2608	my $dir = shift @dirs;
		2609
		2610	next if $dir eq "/styles" || $dir eq "/editor";
		2611
		2612	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2613	or return;
		2614
		2615	for (@$files) {
		2616	s/\.map$// or next;
		2617	utf8::decode $_;
		2618	push @maps, "$dir/$_";
		2619	}
		2620
		2621	push @dirs, map "$dir/$_", @$dirs;
		2622	}
		2623
		2624	\@maps
		2625	}
		2626
2329	=back	2627	=back
2330		2628
2331	=head3 cf::object	2629	=head3 cf::object
2332		2630
2333	=cut	2631	=cut
…		…
2465		2763
2466	Freezes the player and moves him/her to a special map (C<{link}>).	2764	Freezes the player and moves him/her to a special map (C<{link}>).
2467		2765
2468	The player should be reasonably safe there for short amounts of time (e.g.	2766	The player should be reasonably safe there for short amounts of time (e.g.
2469	for loading a map). You I<MUST> call C<leave_link> as soon as possible,	2767	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
2470	though, as the palyer cannot control the character while it is on the link	2768	though, as the player cannot control the character while it is on the link
2471	map.	2769	map.
2472		2770
2473	Will never block.	2771	Will never block.
2474		2772
2475	=item $player_object->leave_link ($map, $x, $y)	2773	=item $player_object->leave_link ($map, $x, $y)
…		…
2496	sub cf::object::player::enter_link {	2794	sub cf::object::player::enter_link {
2497	my ($self) = @_;	2795	my ($self) = @_;
2498		2796
2499	$self->deactivate_recursive;	2797	$self->deactivate_recursive;
2500		2798
		2799	++$self->{_link_recursion};
		2800
2501	return if UNIVERSAL::isa $self->map, "ext::map_link";	2801	return if UNIVERSAL::isa $self->map, "ext::map_link";
2502		2802
2503	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2803	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2504	if $self->map && $self->map->{path} ne "{link}";	2804	if $self->map && $self->map->{path} ne "{link}";
2505		2805
2506	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2806	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2507	}	2807	}
2508		2808
2509	sub cf::object::player::leave_link {	2809	sub cf::object::player::leave_link {
2510	my ($self, $map, $x, $y) = @_;	2810	my ($self, $map, $x, $y) = @_;
2511		2811
…		…
2528	($x, $y) = (-1, -1)	2828	($x, $y) = (-1, -1)
2529	unless (defined $x) && (defined $y);	2829	unless (defined $x) && (defined $y);
2530		2830
2531	# use -1 or undef as default coordinates, not 0, 0	2831	# use -1 or undef as default coordinates, not 0, 0
2532	($x, $y) = ($map->enter_x, $map->enter_y)	2832	($x, $y) = ($map->enter_x, $map->enter_y)
2533	if $x <=0 && $y <= 0;	2833	if $x <= 0 && $y <= 0;
2534		2834
2535	$map->load;	2835	$map->load;
2536	$map->load_neighbours;
2537		2836
2538	return unless $self->contr->active;	2837	return unless $self->contr->active;
2539		2838
2540	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2839	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2541	$self->enter_map ($map, $x, $y);	2840	if ($self->enter_map ($map, $x, $y)) {
2542		2841	# entering was successful
		2842	delete $self->{_link_recursion};
2543	# only activate afterwards, to support waiting in hooks	2843	# only activate afterwards, to support waiting in hooks
2544	$self->activate_recursive;	2844	$self->activate_recursive;
2545	}	2845	}
2546		2846
		2847	}
		2848
2547	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2849	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2548		2850
2549	Moves the player to the given map-path and coordinates by first freezing	2851	Moves the player to the given map-path and coordinates by first freezing
2550	her, loading and preparing them map, calling the provided $check callback	2852	her, loading and preparing them map, calling the provided $check callback
2551	that has to return the map if sucecssful, and then unfreezes the player on	2853	that has to return the map if sucecssful, and then unfreezes the player on
2552	the new (success) or old (failed) map position. In either case, $done will	2854	the new (success) or old (failed) map position. In either case, $done will
…		…
2559		2861
2560	our $GOTOGEN;	2862	our $GOTOGEN;
2561		2863
2562	sub cf::object::player::goto {	2864	sub cf::object::player::goto {
2563	my ($self, $path, $x, $y, $check, $done) = @_;	2865	my ($self, $path, $x, $y, $check, $done) = @_;
		2866
		2867	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2868	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2869	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2870	($path, $x, $y) = @$EMERGENCY_POSITION;
		2871	}
2564		2872
2565	# do generation counting so two concurrent goto's will be executed in-order	2873	# do generation counting so two concurrent goto's will be executed in-order
2566	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2874	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2567		2875
2568	$self->enter_link;	2876	$self->enter_link;
…		…
2588	($path, $x, $y) = (undef, undef, undef);	2896	($path, $x, $y) = (undef, undef, undef);
2589	}	2897	}
2590	}	2898	}
2591		2899
2592	my $map = eval {	2900	my $map = eval {
2593	my $map = defined $path ? cf::map::find $path : undef;	2901	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2594		2902
2595	if ($map) {	2903	if ($map) {
2596	$map = $map->customise_for ($self);	2904	$map = $map->customise_for ($self);
2597	$map = $check->($map) if $check && $map;	2905	$map = $check->($map, $x, $y, $self) if $check && $map;
2598	} else {	2906	} else {
2599	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2907	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2600	}	2908	}
2601		2909
2602	$map	2910	$map
…		…
2610	if ($gen == $self->{_goto_generation}) {	2918	if ($gen == $self->{_goto_generation}) {
2611	delete $self->{_goto_generation};	2919	delete $self->{_goto_generation};
2612	$self->leave_link ($map, $x, $y);	2920	$self->leave_link ($map, $x, $y);
2613	}	2921	}
2614		2922
2615	$done->() if $done;	2923	$done->($self) if $done;
2616	})->prio (1);	2924	})->prio (1);
2617	}	2925	}
2618		2926
2619	=item $player_object->enter_exit ($exit_object)	2927	=item $player_object->enter_exit ($exit_object)
2620		2928
…		…
2688	$Coro::current->{desc} = "enter_exit";	2996	$Coro::current->{desc} = "enter_exit";
2689		2997
2690	unless (eval {	2998	unless (eval {
2691	$self->deactivate_recursive; # just to be sure	2999	$self->deactivate_recursive; # just to be sure
2692		3000
2693	# random map handling
2694	{
2695	my $guard = cf::lock_acquire "exit_prepare:$exit";
2696
2697	prepare_random_map $exit
2698	if $exit->slaying eq "/!";
2699	}
2700
2701	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;	3001	my $map = cf::map::normalise $exit->slaying, $exit->map;
2702	my $x = $exit->stats->hp;	3002	my $x = $exit->stats->hp;
2703	my $y = $exit->stats->sp;	3003	my $y = $exit->stats->sp;
		3004
		3005	# special map handling
		3006	my $slaying = $exit->slaying;
		3007
		3008	# special map handling
		3009	if ($slaying eq "/!") {
		3010	my $guard = cf::lock_acquire "exit_prepare:$exit";
		3011
		3012	prepare_random_map $exit
		3013	if $exit->slaying eq "/!"; # need to re-check after getting the lock
		3014
		3015	$map = $exit->slaying;
		3016
		3017	} elsif ($slaying eq '!up') {
		3018	$map = $exit->map->tile_path (cf::TILE_UP);
		3019	$x = $exit->x;
		3020	$y = $exit->y;
		3021
		3022	} elsif ($slaying eq '!down') {
		3023	$map = $exit->map->tile_path (cf::TILE_DOWN);
		3024	$x = $exit->x;
		3025	$y = $exit->y;
		3026	}
2704		3027
2705	$self->goto ($map, $x, $y);	3028	$self->goto ($map, $x, $y);
2706		3029
2707	# if exit is damned, update players death & WoR home-position	3030	# if exit is damned, update players death & WoR home-position
2708	$self->contr->savebed ($map, $x, $y)	3031	$self->contr->savebed ($map, $x, $y)
…		…
2713	$self->message ("Something went wrong deep within the deliantra server. "	3036	$self->message ("Something went wrong deep within the deliantra server. "
2714	. "I'll try to bring you back to the map you were before. "	3037	. "I'll try to bring you back to the map you were before. "
2715	. "Please report this to the dungeon master!",	3038	. "Please report this to the dungeon master!",
2716	cf::NDI_UNIQUE | cf::NDI_RED);	3039	cf::NDI_UNIQUE | cf::NDI_RED);
2717		3040
2718	warn "ERROR in enter_exit: $@";	3041	error "ERROR in enter_exit: $@";
2719	$self->leave_link;	3042	$self->leave_link;
2720	}	3043	}
2721	})->prio (1);	3044	})->prio (1);
2722	}	3045	}
2723		3046
…		…
2735	sub cf::client::send_drawinfo {	3058	sub cf::client::send_drawinfo {
2736	my ($self, $text, $flags) = @_;	3059	my ($self, $text, $flags) = @_;
2737		3060
2738	utf8::encode $text;	3061	utf8::encode $text;
2739	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	3062	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		3063	}
		3064
		3065	=item $client->send_big_packet ($pkt)
		3066
		3067	Like C<send_packet>, but tries to compress large packets, and fragments
		3068	them as required.
		3069
		3070	=cut
		3071
		3072	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		3073
		3074	sub cf::client::send_big_packet {
		3075	my ($self, $pkt) = @_;
		3076
		3077	# try lzf for large packets
		3078	$pkt = "lzf " . Compress::LZF::compress $pkt
		3079	if 1024 <= length $pkt and $self->{can_lzf};
		3080
		3081	# split very large packets
		3082	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		3083	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		3084	$pkt = "frag";
		3085	}
		3086
		3087	$self->send_packet ($pkt);
2740	}	3088	}
2741		3089
2742	=item $client->send_msg ($channel, $msg, $color, [extra...])	3090	=item $client->send_msg ($channel, $msg, $color, [extra...])
2743		3091
2744	Send a drawinfo or msg packet to the client, formatting the msg for the	3092	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2748		3096
2749	=cut	3097	=cut
2750		3098
2751	# non-persistent channels (usually the info channel)	3099	# non-persistent channels (usually the info channel)
2752	our %CHANNEL = (	3100	our %CHANNEL = (
		3101	"c/motd" => {
		3102	id => "infobox",
		3103	title => "MOTD",
		3104	reply => undef,
		3105	tooltip => "The message of the day",
		3106	},
2753	"c/identify" => {	3107	"c/identify" => {
2754	id => "infobox",	3108	id => "infobox",
2755	title => "Identify",	3109	title => "Identify",
2756	reply => undef,	3110	reply => undef,
2757	tooltip => "Items recently identified",	3111	tooltip => "Items recently identified",
…		…
2759	"c/examine" => {	3113	"c/examine" => {
2760	id => "infobox",	3114	id => "infobox",
2761	title => "Examine",	3115	title => "Examine",
2762	reply => undef,	3116	reply => undef,
2763	tooltip => "Signs and other items you examined",	3117	tooltip => "Signs and other items you examined",
		3118	},
		3119	"c/shopinfo" => {
		3120	id => "infobox",
		3121	title => "Shop Info",
		3122	reply => undef,
		3123	tooltip => "What your bargaining skill tells you about the shop",
2764	},	3124	},
2765	"c/book" => {	3125	"c/book" => {
2766	id => "infobox",	3126	id => "infobox",
2767	title => "Book",	3127	title => "Book",
2768	reply => undef,	3128	reply => undef,
…		…
2884	my $pkt = "msg "	3244	my $pkt = "msg "
2885	. $self->{json_coder}->encode (	3245	. $self->{json_coder}->encode (
2886	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]	3246	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2887	);	3247	);
2888		3248
2889	# try lzf for large packets
2890	$pkt = "lzf " . Compress::LZF::compress $pkt
2891	if 1024 <= length $pkt and $self->{can_lzf};
2892
2893	# split very large packets
2894	if (8192 < length $pkt and $self->{can_lzf}) {
2895	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2896	$pkt = "frag";
2897	}
2898
2899	$self->send_packet ($pkt);	3249	$self->send_big_packet ($pkt);
2900	}	3250	}
2901		3251
2902	=item $client->ext_msg ($type, @msg)	3252	=item $client->ext_msg ($type, @msg)
2903		3253
2904	Sends an ext event to the client.	3254	Sends an ext event to the client.
…		…
2906	=cut	3256	=cut
2907		3257
2908	sub cf::client::ext_msg($$@) {	3258	sub cf::client::ext_msg($$@) {
2909	my ($self, $type, @msg) = @_;	3259	my ($self, $type, @msg) = @_;
2910		3260
2911	if ($self->extcmd == 2) {
2912	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3261	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2913	} elsif ($self->extcmd == 1) { # TODO: remove
2914	push @msg, msgtype => "event_$type";
2915	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2916	}
2917	}
2918
2919	=item $client->ext_reply ($msgid, @msg)
2920
2921	Sends an ext reply to the client.
2922
2923	=cut
2924
2925	sub cf::client::ext_reply($$@) {
2926	my ($self, $id, @msg) = @_;
2927
2928	if ($self->extcmd == 2) {
2929	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2930	} elsif ($self->extcmd == 1) {
2931	#TODO: version 1, remove
2932	unshift @msg, msgtype => "reply", msgid => $id;
2933	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2934	}
2935	}	3262	}
2936		3263
2937	=item $success = $client->query ($flags, "text", \&cb)	3264	=item $success = $client->query ($flags, "text", \&cb)
2938		3265
2939	Queues a query to the client, calling the given callback with	3266	Queues a query to the client, calling the given callback with
…		…
2994	my ($ns, $buf) = @_;	3321	my ($ns, $buf) = @_;
2995		3322
2996	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3323	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2997		3324
2998	if (ref $msg) {	3325	if (ref $msg) {
2999	my ($type, $reply, @payload) =	3326	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
3000	"ARRAY" eq ref $msg
3001	? @$msg
3002	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
3003		3327
3004	my @reply;
3005
3006	if (my $cb = $EXTICMD{$type}) {	3328	if (my $cb = $EXTIACMD{$type}) {
		3329	$cb->(
		3330	$ns,
		3331	sub {
		3332	$ns->ext_msg ("reply-$reply", @_)
		3333	if $reply;
		3334	},
		3335	@payload
		3336	);
		3337	} else {
		3338	my @reply;
		3339
		3340	if (my $cb = $EXTICMD{$type}) {
3007	@reply = $cb->($ns, @payload);	3341	@reply = $cb->($ns, @payload);
		3342	}
		3343
		3344	$ns->ext_msg ("reply-$reply", @reply)
		3345	if $reply;
3008	}	3346	}
3009
3010	$ns->ext_reply ($reply, @reply)
3011	if $reply;
3012
3013	} else {	3347	} else {
3014	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3348	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
3015	}	3349	}
3016		3350
3017	cf::override;	3351	cf::override;
3018	},	3352	},
3019	);	3353	);
…		…
3039		3373
3040	$coro	3374	$coro
3041	}	3375	}
3042		3376
3043	cf::client->attach (	3377	cf::client->attach (
3044	on_destroy => sub {	3378	on_client_destroy => sub {
3045	my ($ns) = @_;	3379	my ($ns) = @_;
3046		3380
3047	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3381	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
3048	},	3382	},
3049	);	3383	);
…		…
3065	our $safe_hole = new Safe::Hole;	3399	our $safe_hole = new Safe::Hole;
3066		3400
3067	$SIG{FPE} = 'IGNORE';	3401	$SIG{FPE} = 'IGNORE';
3068		3402
3069	$safe->permit_only (Opcode::opset qw(	3403	$safe->permit_only (Opcode::opset qw(
3070	:base_core :base_mem :base_orig :base_math	3404	:base_core :base_mem :base_orig :base_math :base_loop
3071	grepstart grepwhile mapstart mapwhile	3405	grepstart grepwhile mapstart mapwhile
3072	sort time	3406	sort time
3073	));	3407	));
3074		3408
3075	# here we export the classes and methods available to script code	3409	# here we export the classes and methods available to script code
…		…
3100	decrease split destroy change_exp value msg lore send_msg)],	3434	decrease split destroy change_exp value msg lore send_msg)],
3101	["cf::object::player" => qw(player)],	3435	["cf::object::player" => qw(player)],
3102	["cf::player" => qw(peaceful send_msg)],	3436	["cf::player" => qw(peaceful send_msg)],
3103	["cf::map" => qw(trigger)],	3437	["cf::map" => qw(trigger)],
3104	) {	3438	) {
3105	no strict 'refs';
3106	my ($pkg, @funs) = @$_;	3439	my ($pkg, @funs) = @$_;
3107	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3440	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3108	for @funs;	3441	for @funs;
3109	}	3442	}
3110		3443
…		…
3127	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3460	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3128	$qcode =~ s/\n/\\n/g;	3461	$qcode =~ s/\n/\\n/g;
3129		3462
3130	%vars = (_dummy => 0) unless %vars;	3463	%vars = (_dummy => 0) unless %vars;
3131		3464
		3465	my @res;
3132	local $_;	3466	local $_;
3133	local @safe::cf::_safe_eval_args = values %vars;
3134		3467
3135	my $eval =	3468	my $eval =
3136	"do {\n"	3469	"do {\n"
3137	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3470	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3138	. "#line 0 \"{$qcode}\"\n"	3471	. "#line 0 \"{$qcode}\"\n"
3139	. $code	3472	. $code
3140	. "\n}"	3473	. "\n}"
3141	;	3474	;
3142		3475
		3476	if ($CFG{safe_eval}) {
3143	sub_generation_inc;	3477	sub_generation_inc;
		3478	local @safe::cf::_safe_eval_args = values %vars;
3144	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3479	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3145	sub_generation_inc;	3480	sub_generation_inc;
		3481	} else {
		3482	local @cf::_safe_eval_args = values %vars;
		3483	@res = wantarray ? eval eval : scalar eval $eval;
		3484	}
3146		3485
3147	if ($@) {	3486	if ($@) {
3148	warn "$@";	3487	warn "$@",
3149	warn "while executing safe code '$code'\n";	3488	"while executing safe code '$code'\n",
3150	warn "with arguments " . (join " ", %vars) . "\n";	3489	"with arguments " . (join " ", %vars) . "\n";
3151	}	3490	}
3152		3491
3153	wantarray ? @res : $res[0]	3492	wantarray ? @res : $res[0]
3154	}	3493	}
3155		3494
…		…
3169	=cut	3508	=cut
3170		3509
3171	sub register_script_function {	3510	sub register_script_function {
3172	my ($fun, $cb) = @_;	3511	my ($fun, $cb) = @_;
3173		3512
3174	no strict 'refs';	3513	$fun = "safe::$fun" if $CFG{safe_eval};
3175	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3514	*$fun = $safe_hole->wrap ($cb);
3176	}	3515	}
3177		3516
3178	=back	3517	=back
3179		3518
3180	=cut	3519	=cut
3181		3520
3182	#############################################################################	3521	#############################################################################
3183	# the server's init and main functions	3522	# the server's init and main functions
		3523
		3524	our %FACEHASH; # hash => idx, #d# HACK for http server
		3525
		3526	# internal api, not fianlised
		3527	sub add_face {
		3528	my ($name, $type, $data) = @_;
		3529
		3530	my $idx = cf::face::find $name;
		3531
		3532	if ($idx) {
		3533	delete $FACEHASH{cf::face::get_chksum $idx};
		3534	} else {
		3535	$idx = cf::face::alloc $name;
		3536	}
		3537
		3538	my $hash = cf::face::mangle_chksum Digest::MD5::md5 $data;
		3539
		3540	cf::face::set_type $idx, $type;
		3541	cf::face::set_data $idx, 0, $data, $hash;
		3542	cf::face::set_meta $idx, $type & 1 ? undef : undef;
		3543	$FACEHASH{$hash} = $idx;#d#
		3544
		3545	$idx
		3546	}
3184		3547
3185	sub load_facedata($) {	3548	sub load_facedata($) {
3186	my ($path) = @_;	3549	my ($path) = @_;
3187		3550
3188	# HACK to clear player env face cache, we need some signal framework	3551	# HACK to clear player env face cache, we need some signal framework
3189	# for this (global event?)	3552	# for this (global event?)
3190	%ext::player_env::MUSIC_FACE_CACHE = ();	3553	%ext::player_env::MUSIC_FACE_CACHE = ();
3191		3554
3192	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3555	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3193		3556
3194	warn "loading facedata from $path\n";	3557	trace "loading facedata from $path\n";
3195		3558
3196	my $facedata;	3559	my $facedata = decode_storable load_file $path;
3197	0 < aio_load $path, $facedata
3198	or die "$path: $!";
3199
3200	$facedata = Coro::Storable::thaw $facedata;
3201		3560
3202	$facedata->{version} == 2	3561	$facedata->{version} == 2
3203	or cf::cleanup "$path: version mismatch, cannot proceed.";	3562	or cf::cleanup "$path: version mismatch, cannot proceed.";
3204		3563
3205	# patch in the exptable
3206	$facedata->{resource}{"res/exp_table"} = {
3207	type => FT_RSRC,
3208	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
3209	};
3210	cf::cede_to_tick;	3564	cf::cede_to_tick;
3211		3565
3212	{	3566	{
3213	my $faces = $facedata->{faceinfo};	3567	my $faces = $facedata->{faceinfo};
3214		3568
3215	while (my ($face, $info) = each %$faces) {	3569	for my $face (sort keys %$faces) {
		3570	my $info = $faces->{$face};
3216	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3571	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3217		3572
3218	cf::face::set_visibility $idx, $info->{visibility};	3573	cf::face::set_visibility $idx, $info->{visibility};
3219	cf::face::set_magicmap $idx, $info->{magicmap};	3574	cf::face::set_magicmap $idx, $info->{magicmap};
3220	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3575	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3221	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3576	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
		3577	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
		3578	$FACEHASH{$info->{hash64}} = $idx;#d#
3222		3579
3223	cf::cede_to_tick;	3580	cf::cede_to_tick;
3224	}	3581	}
3225		3582
3226	while (my ($face, $info) = each %$faces) {	3583	while (my ($face, $info) = each %$faces) {
…		…
3231		3588
3232	if (my $smooth = cf::face::find $info->{smooth}) {	3589	if (my $smooth = cf::face::find $info->{smooth}) {
3233	cf::face::set_smooth $idx, $smooth;	3590	cf::face::set_smooth $idx, $smooth;
3234	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3591	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3235	} else {	3592	} else {
3236	warn "smooth face '$info->{smooth}' not found for face '$face'";	3593	error "smooth face '$info->{smooth}' not found for face '$face'";
3237	}	3594	}
3238		3595
3239	cf::cede_to_tick;	3596	cf::cede_to_tick;
3240	}	3597	}
3241	}	3598	}
…		…
3250		3607
3251	cf::anim::invalidate_all; # d'oh	3608	cf::anim::invalidate_all; # d'oh
3252	}	3609	}
3253		3610
3254	{	3611	{
3255	# TODO: for gcfclient pleasure, we should give resources
3256	# that gcfclient doesn't grok a >10000 face index.
3257	my $res = $facedata->{resource};	3612	my $res = $facedata->{resource};
3258		3613
3259	while (my ($name, $info) = each %$res) {	3614	while (my ($name, $info) = each %$res) {
3260	if (defined $info->{type}) {	3615	if (defined (my $type = $info->{type})) {
		3616	# TODO: different hash - must free and use new index, or cache ixface data queue
3261	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3617	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3262	my $data;
3263		3618
3264	if ($info->{type} & 1) {
3265	# prepend meta info
3266
3267	my $meta = $enc->encode ({
3268	name => $name,
3269	%{ $info->{meta} || {} },
3270	});
3271
3272	$data = pack "(w/a*)*", $meta, $info->{data};
3273	} else {
3274	$data = $info->{data};
3275	}
3276
3277	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3278	cf::face::set_type $idx, $info->{type};	3619	cf::face::set_type $idx, $type;
		3620	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
		3621	cf::face::set_meta $idx, $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
		3622	$FACEHASH{$info->{hash}} = $idx;#d#
3279	} else {	3623	} else {
3280	$RESOURCE{$name} = $info;	3624	# $RESOURCE{$name} = $info; # unused
3281	}	3625	}
3282		3626
3283	cf::cede_to_tick;	3627	cf::cede_to_tick;
3284	}	3628	}
3285	}	3629	}
3286		3630
3287	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);	3631	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3288		3632
3289	1	3633	1
3290	}	3634	}
3291
3292	cf::global->attach (on_resource_update => sub {
3293	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3294	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3295
3296	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3297	my $sound = $soundconf->{compat}[$_]
3298	or next;
3299
3300	my $face = cf::face::find "sound/$sound->[1]";
3301	cf::sound::set $sound->[0] => $face;
3302	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3303	}
3304
3305	while (my ($k, $v) = each %{$soundconf->{event}}) {
3306	my $face = cf::face::find "sound/$v";
3307	cf::sound::set $k => $face;
3308	}
3309	}
3310	});
3311		3635
3312	register_exticmd fx_want => sub {	3636	register_exticmd fx_want => sub {
3313	my ($ns, $want) = @_;	3637	my ($ns, $want) = @_;
3314		3638
3315	while (my ($k, $v) = each %$want) {	3639	while (my ($k, $v) = each %$want) {
…		…
3323	my $status = load_resource_file_ $_[0];	3647	my $status = load_resource_file_ $_[0];
3324	get_slot 0.1, 100;	3648	get_slot 0.1, 100;
3325	cf::arch::commit_load;	3649	cf::arch::commit_load;
3326		3650
3327	$status	3651	$status
		3652	}
		3653
		3654	sub reload_exp_table {
		3655	_reload_exp_table;
		3656
		3657	add_face "res/exp_table" => FT_RSRC,
		3658	JSON::XS->new->utf8->canonical->encode (
		3659	[map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]
		3660	);
		3661	}
		3662
		3663	sub reload_materials {
		3664	_reload_materials;
3328	}	3665	}
3329		3666
3330	sub reload_regions {	3667	sub reload_regions {
3331	# HACK to clear player env face cache, we need some signal framework	3668	# HACK to clear player env face cache, we need some signal framework
3332	# for this (global event?)	3669	# for this (global event?)
…		…
3347	}	3684	}
3348		3685
3349	sub reload_archetypes {	3686	sub reload_archetypes {
3350	load_resource_file "$DATADIR/archetypes"	3687	load_resource_file "$DATADIR/archetypes"
3351	or die "unable to load archetypes\n";	3688	or die "unable to load archetypes\n";
		3689
		3690	add_face "res/skill_info" => FT_RSRC,
		3691	JSON::XS->new->utf8->canonical->encode (
		3692	[map [cf::arch::skillvec ($_)->name], 0 .. cf::arch::skillvec_size - 1]
		3693	);
		3694	add_face "res/spell_paths" => FT_RSRC,
		3695	JSON::XS->new->utf8->canonical->encode (
		3696	[map [cf::spellpathnames ($_)], 0 .. NRSPELLPATHS - 1]
		3697	);
3352	}	3698	}
3353		3699
3354	sub reload_treasures {	3700	sub reload_treasures {
3355	load_resource_file "$DATADIR/treasures"	3701	load_resource_file "$DATADIR/treasures"
3356	or die "unable to load treasurelists\n";	3702	or die "unable to load treasurelists\n";
3357	}	3703	}
3358		3704
		3705	sub reload_sound {
		3706	trace "loading sound config from $DATADIR/sound\n";
		3707
		3708	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3709
		3710	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3711	my $sound = $soundconf->{compat}[$_]
		3712	or next;
		3713
		3714	my $face = cf::face::find "sound/$sound->[1]";
		3715	cf::sound::set $sound->[0] => $face;
		3716	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3717	}
		3718
		3719	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3720	my $face = cf::face::find "sound/$v";
		3721	cf::sound::set $k => $face;
		3722	}
		3723	}
		3724
3359	sub reload_resources {	3725	sub reload_resources {
3360	warn "reloading resource files...\n";	3726	trace "reloading resource files...\n";
3361		3727
		3728	reload_materials;
3362	reload_facedata;	3729	reload_facedata;
		3730	reload_exp_table;
		3731	reload_sound;
3363	reload_archetypes;	3732	reload_archetypes;
3364	reload_regions;	3733	reload_regions;
3365	reload_treasures;	3734	reload_treasures;
3366		3735
3367	warn "finished reloading resource files\n";	3736	trace "finished reloading resource files\n";
3368	}	3737	}
3369		3738
3370	sub reload_config {	3739	sub reload_config {
3371	open my $fh, "<:utf8", "$CONFDIR/config"	3740	trace "reloading config file...\n";
3372	or return;
3373		3741
3374	local $/;	3742	my $config = load_file "$CONFDIR/config";
3375	*CFG = YAML::Load <$fh>;	3743	utf8::decode $config;
		3744	*CFG = decode_yaml $config;
3376		3745
3377	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3746	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3378		3747
3379	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3748	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3380	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3749	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3381		3750
3382	if (exists $CFG{mlockall}) {	3751	if (exists $CFG{mlockall}) {
…		…
3406	seek $fh, 0, 0;	3775	seek $fh, 0, 0;
3407	print $fh $$;	3776	print $fh $$;
3408	}	3777	}
3409		3778
3410	sub main_loop {	3779	sub main_loop {
3411	warn "EV::loop starting\n";	3780	trace "EV::loop starting\n";
3412	if (1) {	3781	if (1) {
3413	EV::loop;	3782	EV::loop;
3414	}	3783	}
3415	warn "EV::loop returned\n";	3784	trace "EV::loop returned\n";
3416	goto &main_loop unless $REALLY_UNLOOP;	3785	goto &main_loop unless $REALLY_UNLOOP;
3417	}	3786	}
3418		3787
3419	sub main {	3788	sub main {
3420	cf::init_globals; # initialise logging	3789	cf::init_globals; # initialise logging
3421		3790
3422	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;	3791	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
3423	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";	3792	LOG llevInfo, "Copyright (C) 2005-2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
3424	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";	3793	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
3425	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";	3794	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
3426		3795
3427	cf::init_experience;
3428	cf::init_anim;
3429	cf::init_attackmess;
3430	cf::init_dynamic;
3431
3432	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3796	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3433		3797
3434	# we must not ever block the main coroutine	3798	# we must not ever block the main coroutine
3435	local $Coro::idle = sub {	3799	$Coro::idle = sub {
3436	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3800	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3437	(async {	3801	(async {
3438	$Coro::current->{desc} = "IDLE BUG HANDLER";	3802	$Coro::current->{desc} = "IDLE BUG HANDLER";
3439	EV::loop EV::LOOP_ONESHOT;	3803	EV::loop EV::LOOP_ONESHOT;
3440	})->prio (Coro::PRIO_MAX);	3804	})->prio (Coro::PRIO_MAX);
3441	};	3805	};
3442		3806
3443	evthread_start IO::AIO::poll_fileno;	3807	evthread_start IO::AIO::poll_fileno;
3444		3808
3445	cf::sync_job {	3809	cf::sync_job {
		3810	cf::incloader::init ();
		3811
		3812	db_init;
		3813
		3814	cf::init_anim;
		3815	cf::init_attackmess;
		3816	cf::init_dynamic;
		3817
		3818	cf::load_settings;
		3819
3446	reload_resources;	3820	reload_resources;
3447	reload_config;	3821	reload_config;
3448	db_init;
3449		3822
3450	cf::load_settings;
3451	cf::load_materials;
3452	cf::init_uuid;	3823	cf::init_uuid;
3453	cf::init_signals;	3824	cf::init_signals;
3454	cf::init_commands;
3455	cf::init_skills;	3825	cf::init_skills;
3456		3826
3457	cf::init_beforeplay;	3827	cf::init_beforeplay;
3458		3828
3459	atomic;	3829	atomic;
…		…
3464		3834
3465	# no (long-running) fork's whatsoever before this point(!)	3835	# no (long-running) fork's whatsoever before this point(!)
3466	use POSIX ();	3836	use POSIX ();
3467	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};	3837	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
3468		3838
3469	(pop @POST_INIT)->(0) while @POST_INIT;	3839	cf::_post_init 0;
3470	};	3840	};
3471		3841
		3842	cf::object::thawer::errors_are_fatal 0;
		3843	info "parse errors in files are no longer fatal from this point on.\n";
		3844
		3845	AE::postpone {
		3846	undef &main; # free gobs of memory :)
		3847	};
		3848
3472	main_loop;	3849	goto &main_loop;
3473	}	3850	}
3474		3851
3475	#############################################################################	3852	#############################################################################
3476	# initialisation and cleanup	3853	# initialisation and cleanup
3477		3854
3478	# install some emergency cleanup handlers	3855	# install some emergency cleanup handlers
3479	BEGIN {	3856	BEGIN {
3480	our %SIGWATCHER = ();	3857	our %SIGWATCHER = ();
3481	for my $signal (qw(INT HUP TERM)) {	3858	for my $signal (qw(INT HUP TERM)) {
3482	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3859	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3483	cf::cleanup "SIG$signal";	3860	cf::cleanup "SIG$signal";
3484	};	3861	};
3485	}	3862	}
3486	}	3863	}
3487		3864
3488	sub write_runtime_sync {	3865	sub write_runtime_sync {
		3866	my $t0 = AE::time;
		3867
3489	# first touch the runtime file to show we are still running:	3868	# first touch the runtime file to show we are still running:
3490	# the fsync below can take a very very long time.	3869	# the fsync below can take a very very long time.
3491		3870
3492	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;	3871	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3493		3872
3494	my $guard = cf::lock_acquire "write_runtime";	3873	my $guard = cf::lock_acquire "write_runtime";
3495		3874
3496	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644	3875	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3497	or return;	3876	or return;
3498		3877
3499	my $value = $cf::RUNTIME + 90 + 10;	3878	my $value = $cf::RUNTIME + 90 + 10;
3500	# 10 is the runtime save interval, for a monotonic clock	3879	# 10 is the runtime save interval, for a monotonic clock
3501	# 60 allows for the watchdog to kill the server.	3880	# 60 allows for the watchdog to kill the server.
…		…
3514	or return;	3893	or return;
3515		3894
3516	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE	3895	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3517	and return;	3896	and return;
3518		3897
3519	warn "runtime file written.\n";	3898	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3520		3899
3521	1	3900	1
3522	}	3901	}
3523		3902
3524	our $uuid_lock;	3903	our $uuid_lock;
…		…
3536	or return;	3915	or return;
3537		3916
3538	my $value = uuid_seq uuid_cur;	3917	my $value = uuid_seq uuid_cur;
3539		3918
3540	unless ($value) {	3919	unless ($value) {
3541	warn "cowardly refusing to write zero uuid value!\n";	3920	info "cowardly refusing to write zero uuid value!\n";
3542	return;	3921	return;
3543	}	3922	}
3544		3923
3545	my $value = uuid_str $value + $uuid_skip;	3924	my $value = uuid_str $value + $uuid_skip;
3546	$uuid_skip = 0;	3925	$uuid_skip = 0;
…		…
3556	or return;	3935	or return;
3557		3936
3558	aio_rename "$uuid~", $uuid	3937	aio_rename "$uuid~", $uuid
3559	and return;	3938	and return;
3560		3939
3561	warn "uuid file written ($value).\n";	3940	trace "uuid file written ($value).\n";
3562		3941
3563	1	3942	1
3564		3943
3565	}	3944	}
3566		3945
…		…
3572	}	3951	}
3573		3952
3574	sub emergency_save() {	3953	sub emergency_save() {
3575	my $freeze_guard = cf::freeze_mainloop;	3954	my $freeze_guard = cf::freeze_mainloop;
3576		3955
3577	warn "emergency_perl_save: enter\n";	3956	info "emergency_perl_save: enter\n";
		3957
		3958	# this is a trade-off: we want to be very quick here, so
		3959	# save all maps without fsync, and later call a global sync
		3960	# (which in turn might be very very slow)
		3961	local $USE_FSYNC = 0;
3578		3962
3579	cf::sync_job {	3963	cf::sync_job {
3580	# this is a trade-off: we want to be very quick here, so	3964	cf::write_runtime_sync; # external watchdog should not bark
3581	# save all maps without fsync, and later call a global sync
3582	# (which in turn might be very very slow)
3583	local $USE_FSYNC = 0;
3584		3965
3585	# use a peculiar iteration method to avoid tripping on perl	3966	# use a peculiar iteration method to avoid tripping on perl
3586	# refcount bugs in for. also avoids problems with players	3967	# refcount bugs in for. also avoids problems with players
3587	# and maps saved/destroyed asynchronously.	3968	# and maps saved/destroyed asynchronously.
3588	warn "emergency_perl_save: begin player save\n";	3969	info "emergency_perl_save: begin player save\n";
3589	for my $login (keys %cf::PLAYER) {	3970	for my $login (keys %cf::PLAYER) {
3590	my $pl = $cf::PLAYER{$login} or next;	3971	my $pl = $cf::PLAYER{$login} or next;
3591	$pl->valid or next;	3972	$pl->valid or next;
3592	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3973	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3593	$pl->save;	3974	$pl->save;
3594	}	3975	}
3595	warn "emergency_perl_save: end player save\n";	3976	info "emergency_perl_save: end player save\n";
3596		3977
		3978	cf::write_runtime_sync; # external watchdog should not bark
		3979
3597	warn "emergency_perl_save: begin map save\n";	3980	info "emergency_perl_save: begin map save\n";
3598	for my $path (keys %cf::MAP) {	3981	for my $path (keys %cf::MAP) {
3599	my $map = $cf::MAP{$path} or next;	3982	my $map = $cf::MAP{$path} or next;
3600	$map->valid or next;	3983	$map->valid or next;
3601	$map->save;	3984	$map->save;
3602	}	3985	}
3603	warn "emergency_perl_save: end map save\n";	3986	info "emergency_perl_save: end map save\n";
3604		3987
		3988	cf::write_runtime_sync; # external watchdog should not bark
		3989
3605	warn "emergency_perl_save: begin database checkpoint\n";	3990	info "emergency_perl_save: begin database checkpoint\n";
3606	BDB::db_env_txn_checkpoint $DB_ENV;	3991	BDB::db_env_txn_checkpoint $DB_ENV;
3607	warn "emergency_perl_save: end database checkpoint\n";	3992	info "emergency_perl_save: end database checkpoint\n";
3608		3993
3609	warn "emergency_perl_save: begin write uuid\n";	3994	info "emergency_perl_save: begin write uuid\n";
3610	write_uuid_sync 1;	3995	write_uuid_sync 1;
3611	warn "emergency_perl_save: end write uuid\n";	3996	info "emergency_perl_save: end write uuid\n";
		3997
		3998	cf::write_runtime_sync; # external watchdog should not bark
		3999
		4000	trace "emergency_perl_save: syncing database to disk";
		4001	BDB::db_env_txn_checkpoint $DB_ENV;
		4002
		4003	info "emergency_perl_save: starting sync\n";
		4004	IO::AIO::aio_sync sub {
		4005	info "emergency_perl_save: finished sync\n";
		4006	};
		4007
		4008	cf::write_runtime_sync; # external watchdog should not bark
		4009
		4010	trace "emergency_perl_save: flushing outstanding aio requests";
		4011	while (IO::AIO::nreqs || BDB::nreqs) {
		4012	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		4013	}
		4014
		4015	cf::write_runtime_sync; # external watchdog should not bark
3612	};	4016	};
3613		4017
3614	warn "emergency_perl_save: starting sync()\n";
3615	IO::AIO::aio_sync sub {
3616	warn "emergency_perl_save: finished sync()\n";
3617	};
3618
3619	warn "emergency_perl_save: leave\n";	4018	info "emergency_perl_save: leave\n";
3620	}	4019	}
3621		4020
3622	sub post_cleanup {	4021	sub post_cleanup {
3623	my ($make_core) = @_;	4022	my ($make_core) = @_;
3624		4023
		4024	IO::AIO::flush;
		4025
3625	warn Carp::longmess "post_cleanup backtrace"	4026	error Carp::longmess "post_cleanup backtrace"
3626	if $make_core;	4027	if $make_core;
3627		4028
3628	my $fh = pidfile;	4029	my $fh = pidfile;
3629	unlink $PIDFILE if <$fh> == $$;	4030	unlink $PIDFILE if <$fh> == $$;
3630	}	4031	}
…		…
3650	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};	4051	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
3651	for my $name (keys %$leaf_symtab) {	4052	for my $name (keys %$leaf_symtab) {
3652	_gv_clear *{"$pkg$name"};	4053	_gv_clear *{"$pkg$name"};
3653	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};	4054	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
3654	}	4055	}
3655	warn "cleared package $pkg\n";#d#
3656	}	4056	}
3657		4057
3658	sub do_reload_perl() {	4058	sub do_reload_perl() {
3659	# can/must only be called in main	4059	# can/must only be called in main
3660	if ($Coro::current != $Coro::main) {	4060	unless (in_main) {
3661	warn "can only reload from main coroutine";	4061	error "can only reload from main coroutine";
3662	return;	4062	return;
3663	}	4063	}
3664		4064
3665	return if $RELOAD++;	4065	return if $RELOAD++;
3666		4066
3667	my $t1 = EV::time;	4067	my $t1 = AE::time;
3668		4068
3669	while ($RELOAD) {	4069	while ($RELOAD) {
3670	warn "reloading...";	4070	cf::get_slot 0.1, -1, "reload_perl";
		4071	info "perl_reload: reloading...";
3671		4072
3672	warn "entering sync_job";	4073	trace "perl_reload: entering sync_job";
3673		4074
3674	cf::sync_job {	4075	cf::sync_job {
3675	cf::write_runtime_sync; # external watchdog should not bark
3676	cf::emergency_save;	4076	#cf::emergency_save;
3677	cf::write_runtime_sync; # external watchdog should not bark
3678		4077
3679	warn "syncing database to disk";
3680	BDB::db_env_txn_checkpoint $DB_ENV;
3681
3682	# if anything goes wrong in here, we should simply crash as we already saved
3683
3684	warn "flushing outstanding aio requests";
3685	while (IO::AIO::nreqs || BDB::nreqs) {
3686	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3687	}
3688
3689	warn "cancelling all extension coros";	4078	trace "perl_reload: cancelling all extension coros";
3690	$_->cancel for values %EXT_CORO;	4079	$_->cancel for values %EXT_CORO;
3691	%EXT_CORO = ();	4080	%EXT_CORO = ();
3692		4081
3693	warn "removing commands";	4082	trace "perl_reload: removing commands";
3694	%COMMAND = ();	4083	%COMMAND = ();
3695		4084
3696	warn "removing ext/exti commands";	4085	trace "perl_reload: removing ext/exti commands";
3697	%EXTCMD = ();	4086	%EXTCMD = ();
3698	%EXTICMD = ();	4087	%EXTICMD = ();
3699		4088
3700	warn "unloading/nuking all extensions";	4089	trace "perl_reload: unloading/nuking all extensions";
3701	for my $pkg (@EXTS) {	4090	for my $pkg (@EXTS) {
3702	warn "... unloading $pkg";	4091	trace "... unloading $pkg";
3703		4092
3704	if (my $cb = $pkg->can ("unload")) {	4093	if (my $cb = $pkg->can ("unload")) {
3705	eval {	4094	eval {
3706	$cb->($pkg);	4095	$cb->($pkg);
3707	1	4096	1
3708	} or warn "$pkg unloaded, but with errors: $@";	4097	} or error "$pkg unloaded, but with errors: $@";
3709	}	4098	}
3710		4099
3711	warn "... clearing $pkg";	4100	trace "... clearing $pkg";
3712	clear_package $pkg;	4101	clear_package $pkg;
3713	}	4102	}
3714		4103
3715	warn "unloading all perl modules loaded from $LIBDIR";	4104	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3716	while (my ($k, $v) = each %INC) {	4105	while (my ($k, $v) = each %INC) {
3717	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4106	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3718		4107
3719	warn "... unloading $k";	4108	trace "... unloading $k";
3720	delete $INC{$k};	4109	delete $INC{$k};
3721		4110
3722	$k =~ s/\.pm$//;	4111	$k =~ s/\.pm$//;
3723	$k =~ s/\//::/g;	4112	$k =~ s/\//::/g;
3724		4113
…		…
3727	}	4116	}
3728		4117
3729	clear_package $k;	4118	clear_package $k;
3730	}	4119	}
3731		4120
3732	warn "getting rid of safe::, as good as possible";	4121	trace "perl_reload: getting rid of safe::, as good as possible";
3733	clear_package "safe::$_"	4122	clear_package "safe::$_"
3734	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4123	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3735		4124
3736	warn "unloading cf.pm \"a bit\"";	4125	trace "perl_reload: unloading cf.pm \"a bit\"";
3737	delete $INC{"cf.pm"};	4126	delete $INC{"cf.pm"};
3738	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;	4127	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3739		4128
3740	# don't, removes xs symbols, too,	4129	# don't, removes xs symbols, too,
3741	# and global variables created in xs	4130	# and global variables created in xs
3742	#clear_package __PACKAGE__;	4131	#clear_package __PACKAGE__;
3743		4132
3744	warn "unload completed, starting to reload now";	4133	info "perl_reload: unload completed, starting to reload now";
3745		4134
3746	warn "reloading cf.pm";	4135	trace "perl_reload: reloading cf.pm";
3747	require cf;	4136	require cf;
3748	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4137	cf::_connect_to_perl_1;
3749		4138
3750	warn "loading config and database again";	4139	trace "perl_reload: loading config and database again";
3751	cf::reload_config;	4140	cf::reload_config;
3752		4141
3753	warn "loading extensions";	4142	trace "perl_reload: loading extensions";
3754	cf::load_extensions;	4143	cf::load_extensions;
3755		4144
3756	if ($REATTACH_ON_RELOAD) {	4145	if ($REATTACH_ON_RELOAD) {
3757	warn "reattaching attachments to objects/players";	4146	trace "perl_reload: reattaching attachments to objects/players";
3758	_global_reattach; # objects, sockets	4147	_global_reattach; # objects, sockets
3759	warn "reattaching attachments to maps";	4148	trace "perl_reload: reattaching attachments to maps";
3760	reattach $_ for values %MAP;	4149	reattach $_ for values %MAP;
3761	warn "reattaching attachments to players";	4150	trace "perl_reload: reattaching attachments to players";
3762	reattach $_ for values %PLAYER;	4151	reattach $_ for values %PLAYER;
3763	}	4152	}
3764		4153
3765	warn "running post_init jobs";	4154	cf::_post_init 1;
3766	(pop @POST_INIT)->(1) while @POST_INIT;
3767		4155
3768	warn "leaving sync_job";	4156	trace "perl_reload: leaving sync_job";
3769		4157
3770	1	4158	1
3771	} or do {	4159	} or do {
3772	warn $@;	4160	error $@;
3773	cf::cleanup "error while reloading, exiting.";	4161	cf::cleanup "perl_reload: error, exiting.";
3774	};	4162	};
3775		4163
3776	warn "reloaded";
3777	--$RELOAD;	4164	--$RELOAD;
3778	}	4165	}
3779		4166
3780	$t1 = EV::time - $t1;	4167	$t1 = AE::time - $t1;
3781	warn "reload completed in ${t1}s\n";	4168	info "perl_reload: completed in ${t1}s\n";
3782	};	4169	};
3783		4170
3784	our $RELOAD_WATCHER; # used only during reload	4171	our $RELOAD_WATCHER; # used only during reload
3785		4172
3786	sub reload_perl() {	4173	sub reload_perl() {
…		…
3788	# coro crashes during coro_state_free->destroy here.	4175	# coro crashes during coro_state_free->destroy here.
3789		4176
3790	$RELOAD_WATCHER ||= cf::async {	4177	$RELOAD_WATCHER ||= cf::async {
3791	Coro::AIO::aio_wait cache_extensions;	4178	Coro::AIO::aio_wait cache_extensions;
3792		4179
3793	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {	4180	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3794	do_reload_perl;	4181	do_reload_perl;
3795	undef $RELOAD_WATCHER;	4182	undef $RELOAD_WATCHER;
3796	};	4183	};
3797	};	4184	};
3798	}	4185	}
…		…
3807	reload_perl;	4194	reload_perl;
3808	};	4195	};
3809	}	4196	}
3810	};	4197	};
3811		4198
3812	unshift @INC, $LIBDIR;	4199	#############################################################################
3813		4200
3814	my $bug_warning = 0;	4201	my $bug_warning = 0;
3815		4202
3816	our @WAIT_FOR_TICK;
3817	our @WAIT_FOR_TICK_BEGIN;
3818
3819	sub wait_for_tick {	4203	sub wait_for_tick() {
3820	return if tick_inhibit || $Coro::current == $Coro::main;	4204	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3821		4205
3822	my $signal = new Coro::Signal;	4206	$WAIT_FOR_TICK->wait;
3823	push @WAIT_FOR_TICK, $signal;
3824	$signal->wait;
3825	}	4207	}
3826		4208
3827	sub wait_for_tick_begin {	4209	sub wait_for_tick_begin() {
3828	return if tick_inhibit || $Coro::current == $Coro::main;	4210	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3829		4211
3830	my $signal = new Coro::Signal;	4212	my $signal = new Coro::Signal;
3831	push @WAIT_FOR_TICK_BEGIN, $signal;	4213	push @WAIT_FOR_TICK_BEGIN, $signal;
3832	$signal->wait;	4214	$signal->wait;
3833	}	4215	}
…		…
3837	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4219	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3838	unless ++$bug_warning > 10;	4220	unless ++$bug_warning > 10;
3839	return;	4221	return;
3840	}	4222	}
3841		4223
3842	cf::server_tick; # one server iteration	4224	cf::one_tick; # one server iteration
		4225
		4226	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3843		4227
3844	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4228	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3845	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	4229	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3846	Coro::async_pool {	4230	Coro::async_pool {
3847	$Coro::current->{desc} = "runtime saver";	4231	$Coro::current->{desc} = "runtime saver";
3848	write_runtime_sync	4232	write_runtime_sync
3849	or warn "ERROR: unable to write runtime file: $!";	4233	or error "ERROR: unable to write runtime file: $!";
3850	};	4234	};
3851	}	4235	}
3852		4236
3853	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4237	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3854	$sig->send;	4238	$sig->send;
3855	}	4239	}
3856	while (my $sig = shift @WAIT_FOR_TICK) {	4240	$WAIT_FOR_TICK->broadcast;
3857	$sig->send;
3858	}
3859		4241
3860	$LOAD = ($NOW - $TICK_START) / $TICK;	4242	$LOAD = ($NOW - $TICK_START) / $TICK;
3861	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4243	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3862		4244
3863	if (0) {	4245	if (0) {
3864	if ($NEXT_TICK) {	4246	if ($NEXT_TICK) {
3865	my $jitter = $TICK_START - $NEXT_TICK;	4247	my $jitter = $TICK_START - $NEXT_TICK;
3866	$JITTER = $JITTER * 0.75 + $jitter * 0.25;	4248	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
3867	warn "jitter $JITTER\n";#d#	4249	debug "jitter $JITTER\n";#d#
3868	}	4250	}
3869	}	4251	}
3870	}	4252	}
3871		4253
3872	{	4254	{
3873	# configure BDB	4255	# configure BDB
		4256	info "initialising database";
3874		4257
3875	BDB::min_parallel 8;	4258	BDB::min_parallel 16;
3876	BDB::max_poll_reqs $TICK * 0.1;	4259	BDB::max_poll_reqs $TICK * 0.1;
3877	$AnyEvent::BDB::WATCHER->priority (1);	4260	#$AnyEvent::BDB::WATCHER->priority (1);
3878		4261
3879	unless ($DB_ENV) {	4262	unless ($DB_ENV) {
3880	$DB_ENV = BDB::db_env_create;	4263	$DB_ENV = BDB::db_env_create;
3881	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);	4264	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3882	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;	4265	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
…		…
3907	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4290	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3908	};	4291	};
3909	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {	4292	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3910	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4293	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3911	};	4294	};
		4295
		4296	info "database initialised";
3912	}	4297	}
3913		4298
3914	{	4299	{
3915	# configure IO::AIO	4300	# configure IO::AIO
3916		4301
		4302	info "initialising aio";
3917	IO::AIO::min_parallel 8;	4303	IO::AIO::min_parallel 8;
3918	IO::AIO::max_poll_time $TICK * 0.1;	4304	IO::AIO::max_poll_time $TICK * 0.1;
3919	undef $AnyEvent::AIO::WATCHER;	4305	undef $AnyEvent::AIO::WATCHER;
		4306	info "aio initialised";
3920	}	4307	}
3921		4308
3922	my $_log_backtrace;	4309	our $_log_backtrace;
		4310	our $_log_backtrace_last;
3923		4311
3924	sub _log_backtrace {	4312	sub _log_backtrace {
3925	my ($msg, @addr) = @_;	4313	my ($msg, @addr) = @_;
3926		4314
3927	$msg =~ s/\n//;	4315	$msg =~ s/\n$//;
3928		4316
		4317	if ($_log_backtrace_last eq $msg) {
		4318	LOG llevInfo, "[ABT] $msg\n";
		4319	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3929	# limit the # of concurrent backtraces	4320	# limit the # of concurrent backtraces
3930	if ($_log_backtrace < 2) {	4321	} elsif ($_log_backtrace < 2) {
		4322	$_log_backtrace_last = $msg;
3931	++$_log_backtrace;	4323	++$_log_backtrace;
3932	my $perl_bt = Carp::longmess $msg;	4324	my $perl_bt = Carp::longmess $msg;
3933	async {	4325	async {
3934	$Coro::current->{desc} = "abt $msg";	4326	$Coro::current->{desc} = "abt $msg";
3935		4327
…		…
3955	LOG llevInfo, "[ABT] $_\n" for @bt;	4347	LOG llevInfo, "[ABT] $_\n" for @bt;
3956	--$_log_backtrace;	4348	--$_log_backtrace;
3957	};	4349	};
3958	} else {	4350	} else {
3959	LOG llevInfo, "[ABT] $msg\n";	4351	LOG llevInfo, "[ABT] $msg\n";
3960	LOG llevInfo, "[ABT] [suppressed]\n";	4352	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3961	}	4353	}
3962	}	4354	}
3963		4355
3964	# load additional modules	4356	# load additional modules
3965	require "cf/$_.pm" for @EXTRA_MODULES;	4357	require "cf/$_.pm" for @EXTRA_MODULES;
		4358	cf::_connect_to_perl_2;
3966		4359
3967	END { cf::emergency_save }	4360	END { cf::emergency_save }
3968		4361
3969	1	4362	1
3970		4363

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