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Revision 1.463 by root, Sun Dec 28 06:59:27 2008 UTC vs.
Revision 1.589 by root, Sun Nov 4 01:01:13 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 "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
…		…
72		75
73	# make sure c-lzf reinitialises itself	76	# make sure c-lzf reinitialises itself
74	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";	77	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
75	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	78	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
76		79
		80	# strictly for debugging
		81	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
		82
77	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	83	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
		84
		85	our @ORIG_INC;
78		86
79	our %COMMAND = ();	87	our %COMMAND = ();
80	our %COMMAND_TIME = ();	88	our %COMMAND_TIME = ();
81		89
82	our @EXTS = (); # list of extension package names	90	our @EXTS = (); # list of extension package names
…		…
85	our %EXT_CORO = (); # coroutines bound to extensions	93	our %EXT_CORO = (); # coroutines bound to extensions
86	our %EXT_MAP = (); # pluggable maps	94	our %EXT_MAP = (); # pluggable maps
87		95
88	our $RELOAD; # number of reloads so far, non-zero while in reload	96	our $RELOAD; # number of reloads so far, non-zero while in reload
89	our @EVENT;	97	our @EVENT;
		98	our @REFLECT; # set by XS
		99	our %REFLECT; # set by us
90		100
91	our $CONFDIR = confdir;	101	our $CONFDIR = confdir;
		102
92	our $DATADIR = datadir;	103	our $DATADIR = datadir;
93	our $LIBDIR = "$DATADIR/ext";	104	our $LIBDIR = "$DATADIR/ext";
94	our $PODDIR = "$DATADIR/pod";	105	our $PODDIR = "$DATADIR/pod";
95	our $MAPDIR = "$DATADIR/" . mapdir;	106	our $MAPDIR = "$DATADIR/" . mapdir;
		107
96	our $LOCALDIR = localdir;	108	our $LOCALDIR = localdir;
97	our $TMPDIR = "$LOCALDIR/" . tmpdir;	109	our $TMPDIR = "$LOCALDIR/" . tmpdir;
98	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	110	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
99	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	111	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
100	our $RANDOMDIR = "$LOCALDIR/random";	112	our $RANDOMDIR = "$LOCALDIR/random";
101	our $BDBDIR = "$LOCALDIR/db";	113	our $BDBDIR = "$LOCALDIR/db";
102	our $PIDFILE = "$LOCALDIR/pid";	114	our $PIDFILE = "$LOCALDIR/pid";
103	our $RUNTIMEFILE = "$LOCALDIR/runtime";	115	our $RUNTIMEFILE = "$LOCALDIR/runtime";
104		116
105	our %RESOURCE;	117	#our %RESOURCE; # unused
		118
		119	our $OUTPUT_RATE_MIN = 3000;
		120	our $OUTPUT_RATE_MAX = 1000000;
		121
		122	our $MAX_LINKS = 32; # how many chained exits to follow
		123	our $VERBOSE_IO = 1;
106		124
107	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	125	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
108	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	126	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
109	our $NEXT_TICK;	127	our $NEXT_TICK;
110	our $USE_FSYNC = 1; # use fsync to write maps - default off	128	our $USE_FSYNC = 1; # use fsync to write maps - default on
111		129
112	our $BDB_DEADLOCK_WATCHER;	130	our $BDB_DEADLOCK_WATCHER;
113	our $BDB_CHECKPOINT_WATCHER;	131	our $BDB_CHECKPOINT_WATCHER;
114	our $BDB_TRICKLE_WATCHER;	132	our $BDB_TRICKLE_WATCHER;
115	our $DB_ENV;	133	our $DB_ENV;
116		134
		135	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		136
117	our %CFG;	137	our %CFG;
		138	our %EXT_CFG; # cfgkeyname => [var-ref, defaultvalue]
118		139
119	our $UPTIME; $UPTIME ||= time;	140	our $UPTIME; $UPTIME ||= time;
120	our $RUNTIME;	141	our $RUNTIME = 0;
		142	our $SERVER_TICK = 0;
121	our $NOW;	143	our $NOW;
122		144
123	our (%PLAYER, %PLAYER_LOADING); # all users	145	our (%PLAYER, %PLAYER_LOADING); # all users
124	our (%MAP, %MAP_LOADING ); # all maps	146	our (%MAP, %MAP_LOADING ); # all maps
125	our $LINK_MAP; # the special {link} map, which is always available	147	our $LINK_MAP; # the special {link} map, which is always available
…		…
132	our $JITTER; # average jitter	154	our $JITTER; # average jitter
133	our $TICK_START; # for load detecting purposes	155	our $TICK_START; # for load detecting purposes
134		156
135	our @POST_INIT;	157	our @POST_INIT;
136		158
137	our $REATTACH_ON_RELOAD; # ste to true to force object reattach on reload (slow)	159	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		160	our $REALLY_UNLOOP; # never set to true, please :)
		161
		162	our $WAIT_FOR_TICK = new Coro::Signal;
		163	our @WAIT_FOR_TICK_BEGIN;
138		164
139	binmode STDOUT;	165	binmode STDOUT;
140	binmode STDERR;	166	binmode STDERR;
141		167
142	# read virtual server time, if available	168	# read virtual server time, if available
…		…
144	open my $fh, "<", $RUNTIMEFILE	170	open my $fh, "<", $RUNTIMEFILE
145	or die "unable to read $RUNTIMEFILE file: $!";	171	or die "unable to read $RUNTIMEFILE file: $!";
146	$RUNTIME = <$fh> + 0.;	172	$RUNTIME = <$fh> + 0.;
147	}	173	}
148		174
		175	eval "sub TICK() { $TICK } 1" or die;
		176
149	mkdir $_	177	mkdir $_
150	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	178	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
151		179
152	our $EMERGENCY_POSITION;	180	our $EMERGENCY_POSITION;
153		181
154	sub cf::map::normalise;	182	sub cf::map::normalise;
155		183
		184	sub in_main() {
		185	$Coro::current == $Coro::main
		186	}
		187
156	#############################################################################	188	#############################################################################
157		189
		190	%REFLECT = ();
		191	for (@REFLECT) {
		192	my $reflect = JSON::XS::decode_json $_;
		193	$REFLECT{$reflect->{class}} = $reflect;
		194	}
		195
		196	# this is decidedly evil
		197	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
		198
		199	#############################################################################
		200
158	=head2 GLOBAL VARIABLES	201	=head2 GLOBAL VARIABLES
159		202
160	=over 4	203	=over 4
161		204
162	=item $cf::UPTIME	205	=item $cf::UPTIME
163		206
164	The timestamp of the server start (so not actually an uptime).	207	The timestamp of the server start (so not actually an "uptime").
		208
		209	=item $cf::SERVER_TICK
		210
		211	An unsigned integer that starts at zero when the server is started and is
		212	incremented on every tick.
		213
		214	=item $cf::NOW
		215
		216	The (real) time of the last (current) server tick - updated before and
		217	after tick processing, so this is useful only as a rough "what time is it
		218	now" estimate.
		219
		220	=item $cf::TICK
		221
		222	The interval between each server tick, in seconds.
165		223
166	=item $cf::RUNTIME	224	=item $cf::RUNTIME
167		225
168	The time this server has run, starts at 0 and is increased by $cf::TICK on	226	The time this server has run, starts at 0 and is increased by $cf::TICK on
169	every server tick.	227	every server tick.
…		…
175	Various directories - "/etc", read-only install directory, perl-library	233	Various directories - "/etc", read-only install directory, perl-library
176	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	234	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
177	unique-items directory, player file directory, random maps directory and	235	unique-items directory, player file directory, random maps directory and
178	database environment.	236	database environment.
179		237
180	=item $cf::NOW
181
182	The time of the last (current) server tick.
183
184	=item $cf::TICK
185
186	The interval between server ticks, in seconds.
187
188	=item $cf::LOADAVG	238	=item $cf::LOADAVG
189		239
190	The current CPU load on the server (alpha-smoothed), as a value between 0	240	The current CPU load on the server (alpha-smoothed), as a value between 0
191	(none) and 1 (overloaded), indicating how much time is spent on processing	241	(none) and 1 (overloaded), indicating how much time is spent on processing
192	objects per tick. Healthy values are < 0.5.	242	objects per tick. Healthy values are < 0.5.
…		…
201	from wherever your confdir points to.	251	from wherever your confdir points to.
202		252
203	=item cf::wait_for_tick, cf::wait_for_tick_begin	253	=item cf::wait_for_tick, cf::wait_for_tick_begin
204		254
205	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	255	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
206	returns directly I<after> the tick processing (and consequently, can only wake one process	256	returns directly I<after> the tick processing (and consequently, can only wake one thread
207	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	257	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
208		258
		259	Note that cf::Wait_for_tick will immediately return when the server is not
		260	ticking, making it suitable for small pauses in threads that need to run
		261	when the server is paused. If that is not applicable (i.e. you I<really>
		262	want to wait, use C<$cf::WAIT_FOR_TICK>).
		263
		264	=item $cf::WAIT_FOR_TICK
		265
		266	Note that C<cf::wait_for_tick> is probably the correct thing to use. This
		267	variable contains a L<Coro::Signal> that is broadcats after every server
		268	tick. Calling C<< ->wait >> on it will suspend the caller until after the
		269	next server tick.
		270
		271	=cut
		272
		273	sub wait_for_tick();
		274	sub wait_for_tick_begin();
		275
209	=item @cf::INVOKE_RESULTS	276	=item @cf::INVOKE_RESULTS
210		277
211	This array contains the results of the last C<invoke ()> call. When	278	This array contains the results of the last C<invoke ()> call. When
212	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	279	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
213	that call.	280	that call.
214		281
		282	=item %cf::REFLECT
		283
		284	Contains, for each (C++) class name, a hash reference with information
		285	about object members (methods, scalars, arrays and flags) and other
		286	metadata, which is useful for introspection.
		287
215	=back	288	=back
216		289
217	=cut	290	=cut
218		291
219	BEGIN {	292	sub error(@) { LOG llevError, join "", @_ }
220	*CORE::GLOBAL::warn = sub {	293	sub warn (@) { LOG llevWarn , join "", @_ }
		294	sub info (@) { LOG llevInfo , join "", @_ }
		295	sub debug(@) { LOG llevDebug, join "", @_ }
		296	sub trace(@) { LOG llevTrace, join "", @_ }
		297
		298	$Coro::State::WARNHOOK = sub {
221	my $msg = join "", @_;	299	my $msg = join "", @_;
222		300
223	$msg .= "\n"	301	$msg .= "\n"
224	unless $msg =~ /\n$/;	302	unless $msg =~ /\n$/;
225		303
226	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	304	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
227		305
228	LOG llevError, $msg;	306	LOG llevWarn, $msg;
229	};	307	};
230	}
231		308
232	$Coro::State::DIEHOOK = sub {	309	$Coro::State::DIEHOOK = sub {
233	return unless $^S eq 0; # "eq", not "=="	310	return unless $^S eq 0; # "eq", not "=="
234		311
235	if ($Coro::current == $Coro::main) {#d#	312	error Carp::longmess $_[0];
		313
		314	if (in_main) {#d#
236	warn "DIEHOOK called in main context, Coro bug?\n";#d#	315	error "DIEHOOK called in main context, Coro bug?\n";#d#
237	return;#d#	316	return;#d#
238	}#d#	317	}#d#
239		318
240	# kill coroutine otherwise	319	# kill coroutine otherwise
241	warn Carp::longmess $_[0];
242	Coro::terminate	320	Coro::terminate
243	};	321	};
244
245	$SIG{__DIE__} = sub { }; #d#?
246		322
247	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	323	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
248	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	324	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
249	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	325	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
250	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	326	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
264	)) {	340	)) {
265	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	341	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
266	}	342	}
267		343
268	$EV::DIED = sub {	344	$EV::DIED = sub {
269	warn "error in event callback: @_";	345	warn "error in event callback: $@";
270	};	346	};
		347
		348	#############################################################################
		349
		350	sub fork_call(&@);
		351	sub get_slot($;$$);
271		352
272	#############################################################################	353	#############################################################################
273		354
274	=head2 UTILITY FUNCTIONS	355	=head2 UTILITY FUNCTIONS
275		356
…		…
296	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	377	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
297	$d	378	$d
298	} || "[unable to dump $_[0]: '$@']";	379	} || "[unable to dump $_[0]: '$@']";
299	}	380	}
300		381
		382	=item $scalar = cf::load_file $path
		383
		384	Loads the given file from path and returns its contents. Croaks on error
		385	and can block.
		386
		387	=cut
		388
		389	sub load_file($) {
		390	0 <= aio_load $_[0], my $data
		391	or Carp::croak "$_[0]: $!";
		392
		393	$data
		394	}
		395
		396	=item $success = cf::replace_file $path, $data, $sync
		397
		398	Atomically replaces the file at the given $path with new $data, and
		399	optionally $sync the data to disk before replacing the file.
		400
		401	=cut
		402
		403	sub replace_file($$;$) {
		404	my ($path, $data, $sync) = @_;
		405
		406	my $lock = cf::lock_acquire ("replace_file:$path");
		407
		408	my $fh = aio_open "$path~", Fcntl::O_WRONLY | Fcntl::O_CREAT | Fcntl::O_TRUNC, 0644
		409	or return;
		410
		411	$data = $data->() if ref $data;
		412
		413	length $data == aio_write $fh, 0, (length $data), $data, 0
		414	or return;
		415
		416	!$sync
		417	or !aio_fsync $fh
		418	or return;
		419
		420	aio_close $fh
		421	and return;
		422
		423	aio_rename "$path~", $path
		424	and return;
		425
		426	if ($sync) {
		427	$path =~ s%/[^/]*$%%;
		428	aio_pathsync $path;
		429	}
		430
		431	1
		432	}
		433
301	=item $ref = cf::decode_json $json	434	=item $ref = cf::decode_json $json
302		435
303	Converts a JSON string into the corresponding perl data structure.	436	Converts a JSON string into the corresponding perl data structure.
304		437
305	=item $json = cf::encode_json $ref	438	=item $json = cf::encode_json $ref
…		…
311	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	444	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
312		445
313	sub encode_json($) { $json_coder->encode ($_[0]) }	446	sub encode_json($) { $json_coder->encode ($_[0]) }
314	sub decode_json($) { $json_coder->decode ($_[0]) }	447	sub decode_json($) { $json_coder->decode ($_[0]) }
315		448
		449	=item $ref = cf::decode_storable $scalar
		450
		451	Same as Coro::Storable::thaw, so blocks.
		452
		453	=cut
		454
		455	BEGIN { *decode_storable = \&Coro::Storable::thaw }
		456
		457	=item $ref = cf::decode_yaml $scalar
		458
		459	Same as YAML::XS::Load, but doesn't leak, because it forks (and thus blocks).
		460
		461	=cut
		462
		463	sub decode_yaml($) {
		464	fork_call { YAML::XS::Load $_[0] } @_
		465	}
		466
		467	=item $scalar = cf::unlzf $scalar
		468
		469	Same as Compress::LZF::compress, but takes server ticks into account, so
		470	blocks.
		471
		472	=cut
		473
		474	sub unlzf($) {
		475	# we assume 100mb/s minimum decompression speed (noncompressible data on a ~2ghz machine)
		476	cf::get_slot +(length $_[0]) / 100_000_000, 0, "unlzf";
		477	Compress::LZF::decompress $_[0]
		478	}
		479
316	=item cf::post_init { BLOCK }	480	=item cf::post_init { BLOCK }
317		481
318	Execute the given codeblock, I<after> all extensions have been (re-)loaded,	482	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
319	but I<before> the server starts ticking again.	483	but I<before> the server starts ticking again.
320		484
321	The cdoeblock will have a single boolean argument to indicate whether this	485	The codeblock will have a single boolean argument to indicate whether this
322	is a reload or not.	486	is a reload or not.
323		487
324	=cut	488	=cut
325		489
326	sub post_init(&) {	490	sub post_init(&) {
327	push @POST_INIT, shift;	491	push @POST_INIT, shift;
		492	}
		493
		494	sub _post_init {
		495	trace "running post_init jobs";
		496
		497	# run them in parallel...
		498
		499	my @join;
		500
		501	while () {
		502	push @join, map &Coro::async ($_, 0), @POST_INIT;
		503	@POST_INIT = ();
		504
		505	@join or last;
		506
		507	(pop @join)->join;
		508	}
328	}	509	}
329		510
330	=item cf::lock_wait $string	511	=item cf::lock_wait $string
331		512
332	Wait until the given lock is available. See cf::lock_acquire.	513	Wait until the given lock is available. See cf::lock_acquire.
…		…
371	}	552	}
372		553
373	=item cf::periodic $interval, $cb	554	=item cf::periodic $interval, $cb
374		555
375	Like EV::periodic, but randomly selects a starting point so that the actions	556	Like EV::periodic, but randomly selects a starting point so that the actions
376	get spread over timer.	557	get spread over time.
377		558
378	=cut	559	=cut
379		560
380	sub periodic($$) {	561	sub periodic($$) {
381	my ($interval, $cb) = @_;	562	my ($interval, $cb) = @_;
…		…
385	EV::periodic $start, $interval, 0, $cb	566	EV::periodic $start, $interval, 0, $cb
386	}	567	}
387		568
388	=item cf::get_slot $time[, $priority[, $name]]	569	=item cf::get_slot $time[, $priority[, $name]]
389		570
390	Allocate $time seconds of blocking CPU time at priority C<$priority>:	571	Allocate $time seconds of blocking CPU time at priority C<$priority>
391	This call blocks and returns only when you have at least C<$time> seconds	572	(default: 0): This call blocks and returns only when you have at least
392	of cpu time till the next tick. The slot is only valid till the next cede.	573	C<$time> seconds of cpu time till the next tick. The slot is only valid
		574	till the next cede.
		575
		576	Background jobs should use a priority les than zero, interactive jobs
		577	should use 100 or more.
393		578
394	The optional C<$name> can be used to identify the job to run. It might be	579	The optional C<$name> can be used to identify the job to run. It might be
395	used for statistical purposes and should identify the same time-class.	580	used for statistical purposes and should identify the same time-class.
396		581
397	Useful for short background jobs.	582	Useful for short background jobs.
398		583
399	=cut	584	=cut
400		585
401	our @SLOT_QUEUE;	586	our @SLOT_QUEUE;
402	our $SLOT_QUEUE;	587	our $SLOT_QUEUE;
		588	our $SLOT_DECAY = 0.9;
403		589
404	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	590	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
405	$SLOT_QUEUE = Coro::async {	591	$SLOT_QUEUE = Coro::async {
406	$Coro::current->desc ("timeslot manager");	592	$Coro::current->desc ("timeslot manager");
407		593
408	my $signal = new Coro::Signal;	594	my $signal = new Coro::Signal;
		595	my $busy;
409		596
410	while () {	597	while () {
411	next_job:	598	next_job:
		599
412	my $avail = cf::till_tick;	600	my $avail = cf::till_tick;
413	if ($avail > 0.01) {	601
414	for (0 .. $#SLOT_QUEUE) {	602	for (0 .. $#SLOT_QUEUE) {
415	if ($SLOT_QUEUE[$_][0] < $avail) {	603	if ($SLOT_QUEUE[$_][0] <= $avail) {
		604	$busy = 0;
416	my $job = splice @SLOT_QUEUE, $_, 1, ();	605	my $job = splice @SLOT_QUEUE, $_, 1, ();
417	$job->[2]->send;	606	$job->[2]->send;
418	Coro::cede;	607	Coro::cede;
419	goto next_job;	608	goto next_job;
420	}	609	} else {
		610	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
421	}	611	}
422	}	612	}
423		613
424	if (@SLOT_QUEUE) {	614	if (@SLOT_QUEUE) {
425	# we do not use wait_for_tick() as it returns immediately when tick is inactive	615	# we do not use wait_for_tick() as it returns immediately when tick is inactive
426	push @cf::WAIT_FOR_TICK, $signal;	616	$WAIT_FOR_TICK->wait;
427	$signal->wait;
428	} else {	617	} else {
		618	$busy = 0;
429	Coro::schedule;	619	Coro::schedule;
430	}	620	}
431	}	621	}
432	};	622	};
433		623
434	sub get_slot($;$$) {	624	sub get_slot($;$$) {
435	return if tick_inhibit || $Coro::current == $Coro::main;	625	return if tick_inhibit || $Coro::current == $Coro::main;
436		626
437	my ($time, $pri, $name) = @_;	627	my ($time, $pri, $name) = @_;
438		628
439	$time = $TICK * .6 if $time > $TICK * .6;	629	$time = clamp $time, 0.01, $TICK * .6;
		630
440	my $sig = new Coro::Signal;	631	my $sig = new Coro::Signal;
441		632
442	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	633	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
443	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	634	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
444	$SLOT_QUEUE->ready;	635	$SLOT_QUEUE->ready;
…		…
470	=cut	661	=cut
471		662
472	sub sync_job(&) {	663	sub sync_job(&) {
473	my ($job) = @_;	664	my ($job) = @_;
474		665
475	if ($Coro::current == $Coro::main) {	666	if (in_main) {
476	my $time = EV::time;	667	my $time = AE::time;
477		668
478	# this is the main coro, too bad, we have to block	669	# this is the main coro, too bad, we have to block
479	# till the operation succeeds, freezing the server :/	670	# till the operation succeeds, freezing the server :/
480		671
481	LOG llevError, Carp::longmess "sync job";#d#	672	#LOG llevError, Carp::longmess "sync job";#d#
482		673
483	my $freeze_guard = freeze_mainloop;	674	my $freeze_guard = freeze_mainloop;
484		675
485	my $busy = 1;	676	my $busy = 1;
486	my @res;	677	my @res;
487		678
488	(async {	679	(async {
489	$Coro::current->desc ("sync job coro");	680	$Coro::current->desc ("sync job coro");
490	@res = eval { $job->() };	681	@res = eval { $job->() };
491	warn $@ if $@;	682	error $@ if $@;
492	undef $busy;	683	undef $busy;
493	})->prio (Coro::PRIO_MAX);	684	})->prio (Coro::PRIO_MAX);
494		685
495	while ($busy) {	686	while ($busy) {
496	if (Coro::nready) {	687	if (Coro::nready) {
…		…
498	} else {	689	} else {
499	EV::loop EV::LOOP_ONESHOT;	690	EV::loop EV::LOOP_ONESHOT;
500	}	691	}
501	}	692	}
502		693
503	my $time = EV::time - $time;	694	my $time = AE::time - $time;
504		695
505	$TICK_START += $time; # do not account sync jobs to server load	696	$TICK_START += $time; # do not account sync jobs to server load
506		697
507	wantarray ? @res : $res[0]	698	wantarray ? @res : $res[0]
508	} else {	699	} else {
…		…
530	$EXT_CORO{$coro+0} = $coro;	721	$EXT_CORO{$coro+0} = $coro;
531		722
532	$coro	723	$coro
533	}	724	}
534		725
535	=item fork_call { }, $args	726	=item fork_call { }, @args
536		727
537	Executes the given code block with the given arguments in a seperate	728	Executes the given code block with the given arguments in a seperate
538	process, returning the results. Everything must be serialisable with	729	process, returning the results. Everything must be serialisable with
539	Coro::Storable. May, of course, block. Note that the executed sub may	730	Coro::Storable. May, of course, block. Note that the executed sub may
540	never block itself or use any form of event handling.	731	never block itself or use any form of event handling.
541		732
542	=cut	733	=cut
543		734
		735	sub post_fork {
		736	reset_signals;
		737	}
		738
544	sub fork_call(&@) {	739	sub fork_call(&@) {
545	my ($cb, @args) = @_;	740	my ($cb, @args) = @_;
546		741
547	# we seemingly have to make a local copy of the whole thing,	742	# we seemingly have to make a local copy of the whole thing,
548	# otherwise perl prematurely frees the stuff :/	743	# otherwise perl prematurely frees the stuff :/
549	# TODO: investigate and fix (likely this will be rather laborious)	744	# TODO: investigate and fix (likely this will be rather laborious)
550		745
551	my @res = Coro::Util::fork_eval {	746	my @res = Coro::Util::fork_eval {
552	reset_signals;	747	cf::post_fork;
553	&$cb	748	&$cb
554	}, @args;	749	} @args;
555		750
556	wantarray ? @res : $res[-1]	751	wantarray ? @res : $res[-1]
		752	}
		753
		754	sub objinfo {
		755	(
		756	"counter value" => cf::object::object_count,
		757	"objects created" => cf::object::create_count,
		758	"objects destroyed" => cf::object::destroy_count,
		759	"freelist size" => cf::object::free_count,
		760	"allocated objects" => cf::object::objects_size,
		761	"active objects" => cf::object::actives_size,
		762	)
557	}	763	}
558		764
559	=item $coin = coin_from_name $name	765	=item $coin = coin_from_name $name
560		766
561	=cut	767	=cut
…		…
598	within each server.	804	within each server.
599		805
600	=cut	806	=cut
601		807
602	sub db_table($) {	808	sub db_table($) {
		809	cf::error "db_get called from main context"
		810	if $Coro::current == $Coro::main;
		811
603	my ($name) = @_;	812	my ($name) = @_;
604	my $db = BDB::db_create $DB_ENV;	813	my $db = BDB::db_create $DB_ENV;
605		814
606	eval {	815	eval {
607	$db->set_flags (BDB::CHKSUM);	816	$db->set_flags (BDB::CHKSUM);
…		…
617	}	826	}
618		827
619	our $DB;	828	our $DB;
620		829
621	sub db_init {	830	sub db_init {
622	cf::sync_job {
623	$DB ||= db_table "db";	831	$DB ||= db_table "db";
624	};
625	}	832	}
626		833
627	sub db_get($$) {	834	sub db_get($$) {
628	my $key = "$_[0]/$_[1]";	835	my $key = "$_[0]/$_[1]";
629		836
630	cf::sync_job {	837	cf::error "db_get called from main context"
		838	if $Coro::current == $Coro::main;
		839
631	BDB::db_get $DB, undef, $key, my $data;	840	BDB::db_get $DB, undef, $key, my $data;
632		841
633	$! ? ()	842	$! ? ()
634	: $data	843	: $data
635	}
636	}	844	}
637		845
638	sub db_put($$$) {	846	sub db_put($$$) {
639	BDB::dbreq_pri 4;	847	BDB::dbreq_pri 4;
640	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	848	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
668		876
669	my @data;	877	my @data;
670	my $md5;	878	my $md5;
671		879
672	for (0 .. $#$src) {	880	for (0 .. $#$src) {
673	0 <= aio_load $src->[$_], $data[$_]	881	$data[$_] = load_file $src->[$_];
674	or Carp::croak "$src->[$_]: $!";
675	}	882	}
676		883
677	# if processing is expensive, check	884	# if processing is expensive, check
678	# checksum first	885	# checksum first
679	if (1) {	886	if (1) {
…		…
696		903
697	my $t1 = Time::HiRes::time;	904	my $t1 = Time::HiRes::time;
698	my $data = $process->(\@data);	905	my $data = $process->(\@data);
699	my $t2 = Time::HiRes::time;	906	my $t2 = Time::HiRes::time;
700		907
701	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	908	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
702		909
703	db_put cache => "$id/data", $data;	910	db_put cache => "$id/data", $data;
704	db_put cache => "$id/md5" , $md5;	911	db_put cache => "$id/md5" , $md5;
705	db_put cache => "$id/meta", $meta;	912	db_put cache => "$id/meta", $meta;
706		913
…		…
716		923
717	=cut	924	=cut
718		925
719	sub datalog($@) {	926	sub datalog($@) {
720	my ($type, %kv) = @_;	927	my ($type, %kv) = @_;
721	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	928	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
722	}	929	}
723		930
724	=back	931	=back
725		932
726	=cut	933	=cut
…		…
921		1128
922	} elsif (exists $cb_id{$type}) {	1129	} elsif (exists $cb_id{$type}) {
923	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1130	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
924		1131
925	} elsif (ref $type) {	1132	} elsif (ref $type) {
926	warn "attaching objects not supported, ignoring.\n";	1133	error "attaching objects not supported, ignoring.\n";
927		1134
928	} else {	1135	} else {
929	shift @arg;	1136	shift @arg;
930	warn "attach argument '$type' not supported, ignoring.\n";	1137	error "attach argument '$type' not supported, ignoring.\n";
931	}	1138	}
932	}	1139	}
933	}	1140	}
934		1141
935	sub _object_attach {	1142	sub _object_attach {
…		…
945	_attach $registry, $klass, @attach;	1152	_attach $registry, $klass, @attach;
946	}	1153	}
947		1154
948	$obj->{$name} = \%arg;	1155	$obj->{$name} = \%arg;
949	} else {	1156	} else {
950	warn "object uses attachment '$name' which is not available, postponing.\n";	1157	info "object uses attachment '$name' which is not available, postponing.\n";
951	}	1158	}
952		1159
953	$obj->{_attachment}{$name} = undef;	1160	$obj->{_attachment}{$name} = undef;
954	}	1161	}
955		1162
…		…
1014		1221
1015	for (@$callbacks) {	1222	for (@$callbacks) {
1016	eval { &{$_->[1]} };	1223	eval { &{$_->[1]} };
1017		1224
1018	if ($@) {	1225	if ($@) {
1019	warn "$@";
1020	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1226	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
1021	override;	1227	override;
1022	}	1228	}
1023		1229
1024	return 1 if $override;	1230	return 1 if $override;
1025	}	1231	}
…		…
1104	for (@$attach) {	1310	for (@$attach) {
1105	my ($klass, @attach) = @$_;	1311	my ($klass, @attach) = @$_;
1106	_attach $registry, $klass, @attach;	1312	_attach $registry, $klass, @attach;
1107	}	1313	}
1108	} else {	1314	} else {
1109	warn "object uses attachment '$name' that is not available, postponing.\n";	1315	info "object uses attachment '$name' that is not available, postponing.\n";
1110	}	1316	}
1111	}	1317	}
1112	}	1318	}
1113		1319
1114	cf::attachable->attach (	1320	cf::attachable->attach (
…		…
1141	my ($filename, $rdata, $objs) = @_;	1347	my ($filename, $rdata, $objs) = @_;
1142		1348
1143	sync_job {	1349	sync_job {
1144	if (length $$rdata) {	1350	if (length $$rdata) {
1145	utf8::decode (my $decname = $filename);	1351	utf8::decode (my $decname = $filename);
1146	warn sprintf "saving %s (%d,%d)\n",	1352	trace sprintf "saving %s (%d,%d)\n",
1147	$decname, length $$rdata, scalar @$objs;	1353	$decname, length $$rdata, scalar @$objs
		1354	if $VERBOSE_IO;
1148		1355
1149	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1356	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1150	aio_chmod $fh, SAVE_MODE;	1357	aio_chmod $fh, SAVE_MODE;
1151	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1358	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1152	aio_fsync $fh if $cf::USE_FSYNC;	1359	if ($cf::USE_FSYNC) {
		1360	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1361	aio_fsync $fh;
		1362	}
1153	aio_close $fh;	1363	aio_close $fh;
1154		1364
1155	if (@$objs) {	1365	if (@$objs) {
1156	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1366	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1157	aio_chmod $fh, SAVE_MODE;	1367	aio_chmod $fh, SAVE_MODE;
1158	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1368	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1159	aio_write $fh, 0, (length $data), $data, 0;	1369	aio_write $fh, 0, (length $data), $data, 0;
1160	aio_fsync $fh if $cf::USE_FSYNC;	1370	if ($cf::USE_FSYNC) {
		1371	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1372	aio_fsync $fh;
		1373	}
1161	aio_close $fh;	1374	aio_close $fh;
1162	aio_rename "$filename.pst~", "$filename.pst";	1375	aio_rename "$filename.pst~", "$filename.pst";
1163	}	1376	}
1164	} else {	1377	} else {
1165	aio_unlink "$filename.pst";	1378	aio_unlink "$filename.pst";
…		…
1168	aio_rename "$filename~", $filename;	1381	aio_rename "$filename~", $filename;
1169		1382
1170	$filename =~ s%/[^/]+$%%;	1383	$filename =~ s%/[^/]+$%%;
1171	aio_pathsync $filename if $cf::USE_FSYNC;	1384	aio_pathsync $filename if $cf::USE_FSYNC;
1172	} else {	1385	} else {
1173	warn "unable to save objects: $filename~: $!\n";	1386	error "unable to save objects: $filename~: $!\n";
1174	}	1387	}
1175	} else {	1388	} else {
1176	aio_unlink $filename;	1389	aio_unlink $filename;
1177	aio_unlink "$filename.pst";	1390	aio_unlink "$filename.pst";
1178	}	1391	}
…		…
1202	my $st = eval { Coro::Storable::thaw $av };	1415	my $st = eval { Coro::Storable::thaw $av };
1203	$av = $st->{objs};	1416	$av = $st->{objs};
1204	}	1417	}
1205		1418
1206	utf8::decode (my $decname = $filename);	1419	utf8::decode (my $decname = $filename);
1207	warn sprintf "loading %s (%d,%d)\n",	1420	trace sprintf "loading %s (%d,%d)\n",
1208	$decname, length $data, scalar @{$av || []};	1421	$decname, length $data, scalar @{$av || []}
		1422	if $VERBOSE_IO;
1209		1423
1210	($data, $av)	1424	($data, $av)
1211	}	1425	}
1212		1426
1213	=head2 COMMAND CALLBACKS	1427	=head2 COMMAND CALLBACKS
…		…
1272	}	1486	}
1273		1487
1274	use File::Glob ();	1488	use File::Glob ();
1275		1489
1276	cf::player->attach (	1490	cf::player->attach (
1277	on_command => sub {	1491	on_unknown_command => sub {
1278	my ($pl, $name, $params) = @_;	1492	my ($pl, $name, $params) = @_;
1279		1493
1280	my $cb = $COMMAND{$name}	1494	my $cb = $COMMAND{$name}
1281	or return;	1495	or return;
1282		1496
…		…
1290	my ($pl, $buf) = @_;	1504	my ($pl, $buf) = @_;
1291		1505
1292	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1506	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1293		1507
1294	if (ref $msg) {	1508	if (ref $msg) {
1295	my ($type, $reply, @payload) =	1509	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
1296	"ARRAY" eq ref $msg
1297	? @$msg
1298	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1299		1510
1300	my @reply;	1511	my @reply;
1301		1512
1302	if (my $cb = $EXTCMD{$type}) {	1513	if (my $cb = $EXTCMD{$type}) {
1303	@reply = $cb->($pl, @payload);	1514	@reply = $cb->($pl, @payload);
…		…
1305		1516
1306	$pl->ext_reply ($reply, @reply)	1517	$pl->ext_reply ($reply, @reply)
1307	if $reply;	1518	if $reply;
1308		1519
1309	} else {	1520	} else {
1310	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1521	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1311	}	1522	}
1312		1523
1313	cf::override;	1524	cf::override;
1314	},	1525	},
1315	);	1526	);
1316		1527
1317	# "readahead" all extensions	1528	# "readahead" all extensions
1318	sub cache_extensions {	1529	sub cache_extensions {
1319	my $grp = IO::AIO::aio_group;	1530	my $grp = IO::AIO::aio_group;
1320		1531
1321	add $grp IO::AIO::aio_readdir $LIBDIR, sub {	1532	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
1322	for (grep /\.ext$/, @{$_[0]}) {	1533	for (grep /\.ext$/, @{$_[0]}) {
1323	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;	1534	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
1324	}	1535	}
1325	};	1536	};
1326		1537
1327	$grp	1538	$grp
1328	}	1539	}
1329		1540
		1541	sub _ext_cfg_reg($$$$) {
		1542	my ($rvar, $varname, $cfgname, $default) = @_;
		1543
		1544	$cfgname = lc $varname
		1545	unless length $cfgname;
		1546
		1547	$EXT_CFG{$cfgname} = [$rvar, $default];
		1548
		1549	$$rvar = exists $CFG{$cfgname} ? $CFG{$cfgname} : $default;
		1550	}
		1551
1330	sub load_extensions {	1552	sub load_extensions {
		1553	info "loading extensions...";
		1554
		1555	%EXT_CFG = ();
		1556
1331	cf::sync_job {	1557	cf::sync_job {
1332	my %todo;	1558	my %todo;
1333		1559
1334	for my $path (<$LIBDIR/*.ext>) {	1560	for my $path (<$LIBDIR/*.ext>) {
1335	next unless -r $path;	1561	next unless -r $path;
…		…
1353		1579
1354	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1580	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1355	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1581	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1356		1582
1357	$ext{source} =	1583	$ext{source} =
1358	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"	1584	"package $pkg; use common::sense;\n"
1359	. "#line 1 \"$path\"\n{\n"	1585	. "#line 1 \"$path\"\n{\n"
1360	. $source	1586	. $source
1361	. "\n};\n1";	1587	. "\n};\n1";
1362		1588
1363	$todo{$base} = \%ext;	1589	$todo{$base} = \%ext;
1364	}	1590	}
1365		1591
		1592	my $pass = 0;
1366	my %done;	1593	my %done;
1367	while (%todo) {	1594	while (%todo) {
1368	my $progress;	1595	my $progress;
1369		1596
		1597	++$pass;
		1598
		1599	ext:
1370	while (my ($k, $v) = each %todo) {	1600	while (my ($k, $v) = each %todo) {
1371	for (split /,\s*/, $v->{meta}{depends}) {	1601	for (split /,\s*/, $v->{meta}{depends}) {
1372	goto skip	1602	next ext
1373	unless exists $done{$_};	1603	unless exists $done{$_};
1374	}	1604	}
1375		1605
1376	warn "... loading '$k' into '$v->{pkg}'\n";	1606	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1377		1607
1378	unless (eval $v->{source}) {	1608	my $source = $v->{source};
		1609
		1610	# support "CONF varname :confname = default" pseudo-statements
		1611	$source =~ s{
		1612	^ CONF \s+ ([^\s:=]+) \s* (?:: \s* ([^\s:=]+) \s* )? = ([^\n#]+)
		1613	}{
		1614	"our \$$1; BEGIN { cf::_ext_cfg_reg \\\$$1, q\x00$1\x00, q\x00$2\x00, $3 }";
		1615	}gmxe;
		1616
		1617	my $active = eval $source;
		1618
		1619	if (length $@) {
1379	my $msg = $@ ? "$v->{path}: $@\n"	1620	error "$v->{path}: $@\n";
1380	: "$v->{base}: extension inactive.\n";
1381		1621
1382	if (exists $v->{meta}{mandatory}) {
1383	warn $msg;
1384	cf::cleanup "mandatory extension failed to load, exiting.";	1622	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1385	}	1623	if exists $v->{meta}{mandatory};
1386		1624
1387	warn $msg;	1625	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
		1626	delete $todo{$k};
		1627	} else {
		1628	$done{$k} = delete $todo{$k};
		1629	push @EXTS, $v->{pkg};
		1630	$progress = 1;
		1631
		1632	info "$v->{base}: extension inactive.\n"
		1633	unless $active;
1388	}	1634	}
1389
1390	$done{$k} = delete $todo{$k};
1391	push @EXTS, $v->{pkg};
1392	$progress = 1;
1393	}	1635	}
1394		1636
1395	skip:	1637	unless ($progress) {
1396	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1638	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1397	unless $progress;	1639
		1640	while (my ($k, $v) = each %todo) {
		1641	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1642	if exists $v->{meta}{mandatory};
		1643	}
		1644
		1645	last;
		1646	}
1398	}	1647	}
1399	};	1648	};
1400	}	1649	}
1401		1650
1402	#############################################################################	1651	#############################################################################
…		…
1486	$cf::PLAYER{$login} = $pl	1735	$cf::PLAYER{$login} = $pl
1487	}	1736	}
1488	}	1737	}
1489	}	1738	}
1490		1739
		1740	cf::player->attach (
		1741	on_load => sub {
		1742	my ($pl, $path) = @_;
		1743
		1744	# restore slots saved in save, below
		1745	my $slots = delete $pl->{_slots};
		1746
		1747	$pl->ob->current_weapon ($slots->[0]);
		1748	$pl->combat_ob ($slots->[1]);
		1749	$pl->ranged_ob ($slots->[2]);
		1750	},
		1751	);
		1752
1491	sub save($) {	1753	sub save($) {
1492	my ($pl) = @_;	1754	my ($pl) = @_;
1493		1755
1494	return if $pl->{deny_save};	1756	return if $pl->{deny_save};
1495		1757
…		…
1500		1762
1501	aio_mkdir playerdir $pl, 0770;	1763	aio_mkdir playerdir $pl, 0770;
1502	$pl->{last_save} = $cf::RUNTIME;	1764	$pl->{last_save} = $cf::RUNTIME;
1503		1765
1504	cf::get_slot 0.01;	1766	cf::get_slot 0.01;
		1767
		1768	# save slots, to be restored later
		1769	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1505		1770
1506	$pl->save_pl ($path);	1771	$pl->save_pl ($path);
1507	cf::cede_to_tick;	1772	cf::cede_to_tick;
1508	}	1773	}
1509		1774
…		…
1543	my $name = $pl->ob->name;	1808	my $name = $pl->ob->name;
1544		1809
1545	$pl->{deny_save} = 1;	1810	$pl->{deny_save} = 1;
1546	$pl->password ("*"); # this should lock out the player until we have nuked the dir	1811	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1547		1812
1548	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1813	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1549	$pl->deactivate;	1814	$pl->deactivate;
		1815
1550	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;	1816	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1551	$pl->ob->check_score;
1552	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1817	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1818	ext::highscore::check ($pl->ob);
		1819
1553	$pl->ns->destroy if $pl->ns;	1820	$pl->ns->destroy if $pl->ns;
1554		1821
1555	my $path = playerdir $pl;	1822	my $path = playerdir $pl;
1556	my $temp = "$path~$cf::RUNTIME~deleting~";	1823	my $temp = "$path~$cf::RUNTIME~deleting~";
1557	aio_rename $path, $temp;	1824	aio_rename $path, $temp;
…		…
1611	\@logins	1878	\@logins
1612	}	1879	}
1613		1880
1614	=item $player->maps	1881	=item $player->maps
1615		1882
		1883	=item cf::player::maps $login
		1884
1616	Returns an arrayref of map paths that are private for this	1885	Returns an arrayref of map paths that are private for this
1617	player. May block.	1886	player. May block.
1618		1887
1619	=cut	1888	=cut
1620		1889
…		…
1682	=cut	1951	=cut
1683		1952
1684	sub find_by_path($) {	1953	sub find_by_path($) {
1685	my ($path) = @_;	1954	my ($path) = @_;
1686		1955
		1956	$path =~ s/^~[^\/]*//; # skip ~login
		1957
1687	my ($match, $specificity);	1958	my ($match, $specificity);
1688		1959
1689	for my $region (list) {	1960	for my $region (list) {
1690	if ($region->{match} && $path =~ $region->{match}) {	1961	if ($region->{match} && $path =~ $region->{match}) {
1691	($match, $specificity) = ($region, $region->specificity)	1962	($match, $specificity) = ($region, $region->specificity)
…		…
1719	sub generate_random_map {	1990	sub generate_random_map {
1720	my ($self, $rmp) = @_;	1991	my ($self, $rmp) = @_;
1721		1992
1722	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM	1993	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
1723		1994
1724	# mit "rum" bekleckern, nicht
1725	$self->_create_random_map (	1995	$self->_create_random_map ($rmp);
1726	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1727	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1728	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1729	$rmp->{exit_on_final_map},
1730	$rmp->{xsize}, $rmp->{ysize},
1731	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1732	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1733	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1734	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1735	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1736	(cf::region::find $rmp->{region}), $rmp->{custom}
1737	)
1738	}	1996	}
1739		1997
1740	=item cf::map->register ($regex, $prio)	1998	=item cf::map->register ($regex, $prio)
1741		1999
1742	Register a handler for the map path matching the given regex at the	2000	Register a handler for the map path matching the given regex at the
…		…
1747		2005
1748	sub register {	2006	sub register {
1749	my (undef, $regex, $prio) = @_;	2007	my (undef, $regex, $prio) = @_;
1750	my $pkg = caller;	2008	my $pkg = caller;
1751		2009
1752	no strict;
1753	push @{"$pkg\::ISA"}, __PACKAGE__;	2010	push @{"$pkg\::ISA"}, __PACKAGE__;
1754		2011
1755	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2012	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1756	}	2013	}
1757		2014
1758	# also paths starting with '/'	2015	# also paths starting with '/'
1759	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	2016	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1760		2017
1761	sub thawer_merge {	2018	sub thawer_merge {
1762	my ($self, $merge) = @_;	2019	my ($self, $merge) = @_;
1763		2020
1764	# we have to keep some variables in memory intact	2021	# we have to keep some variables in memory intact
…		…
1769	}	2026	}
1770		2027
1771	sub normalise {	2028	sub normalise {
1772	my ($path, $base) = @_;	2029	my ($path, $base) = @_;
1773		2030
1774	$path = "$path"; # make sure its a string	2031	$path = "$path"; # make sure it's a string
1775		2032
1776	$path =~ s/\.map$//;	2033	$path =~ s/\.map$//;
1777		2034
1778	# map plan:	2035	# map plan:
1779	#	2036	#
…		…
1794	$base =~ s{[^/]+/?$}{};	2051	$base =~ s{[^/]+/?$}{};
1795	$path = "$base/$path";	2052	$path = "$base/$path";
1796	}	2053	}
1797		2054
1798	for ($path) {	2055	for ($path) {
1799	redo if s{//}{/};
1800	redo if s{/\.?/}{/};	2056	redo if s{/\.?/}{/};
1801	redo if s{/[^/]+/\.\./}{/};	2057	redo if s{/[^/]+/\.\./}{/};
1802	}	2058	}
1803		2059
1804	$path	2060	$path
…		…
1818	$self->init; # pass $1 etc.	2074	$self->init; # pass $1 etc.
1819	return $self;	2075	return $self;
1820	}	2076	}
1821	}	2077	}
1822		2078
1823	Carp::cluck "unable to resolve path '$path' (base '$base').";	2079	Carp::cluck "unable to resolve path '$path' (base '$base')";
1824	()	2080	()
1825	}	2081	}
1826		2082
		2083	# may re-bless or do other evil things
1827	sub init {	2084	sub init {
1828	my ($self) = @_;	2085	my ($self) = @_;
1829		2086
1830	$self	2087	$self
1831	}	2088	}
…		…
1896	$self->{load_path} = $path;	2153	$self->{load_path} = $path;
1897		2154
1898	1	2155	1
1899	}	2156	}
1900		2157
		2158	# used to laod the header of an original map
1901	sub load_header_orig {	2159	sub load_header_orig {
1902	my ($self) = @_;	2160	my ($self) = @_;
1903		2161
1904	$self->load_header_from ($self->load_path)	2162	$self->load_header_from ($self->load_path)
1905	}	2163	}
1906		2164
		2165	# used to laod the header of an instantiated map
1907	sub load_header_temp {	2166	sub load_header_temp {
1908	my ($self) = @_;	2167	my ($self) = @_;
1909		2168
1910	$self->load_header_from ($self->save_path)	2169	$self->load_header_from ($self->save_path)
1911	}	2170	}
1912		2171
		2172	# called after loading the header from an instantiated map
1913	sub prepare_temp {	2173	sub prepare_temp {
1914	my ($self) = @_;	2174	my ($self) = @_;
1915		2175
1916	$self->last_access ((delete $self->{last_access})	2176	$self->last_access ((delete $self->{last_access})
1917	|| $cf::RUNTIME); #d#	2177	|| $cf::RUNTIME); #d#
1918	# safety	2178	# safety
1919	$self->{instantiate_time} = $cf::RUNTIME	2179	$self->{instantiate_time} = $cf::RUNTIME
1920	if $self->{instantiate_time} > $cf::RUNTIME;	2180	if $self->{instantiate_time} > $cf::RUNTIME;
1921	}	2181	}
1922		2182
		2183	# called after loading the header from an original map
1923	sub prepare_orig {	2184	sub prepare_orig {
1924	my ($self) = @_;	2185	my ($self) = @_;
1925		2186
1926	$self->{load_original} = 1;	2187	$self->{load_original} = 1;
1927	$self->{instantiate_time} = $cf::RUNTIME;	2188	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1951		2212
1952	sub find;	2213	sub find;
1953	sub find {	2214	sub find {
1954	my ($path, $origin) = @_;	2215	my ($path, $origin) = @_;
1955		2216
		2217	cf::cede_to_tick;
		2218
1956	$path = normalise $path, $origin && $origin->path;	2219	$path = normalise $path, $origin;
1957		2220
1958	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove	2221	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1959	my $guard2 = cf::lock_acquire "map_find:$path";	2222	my $guard2 = cf::lock_acquire "map_find:$path";
1960		2223
1961	$cf::MAP{$path} || do {	2224	$cf::MAP{$path} || do {
…		…
1978		2241
1979	$cf::MAP{$path} = $map	2242	$cf::MAP{$path} = $map
1980	}	2243	}
1981	}	2244	}
1982		2245
1983	sub pre_load { }	2246	sub pre_load { }
1984	sub post_load { }	2247	#sub post_load { } # XS
1985		2248
1986	sub load {	2249	sub load {
1987	my ($self) = @_;	2250	my ($self) = @_;
1988		2251
1989	local $self->{deny_reset} = 1; # loading can take a long time	2252	local $self->{deny_reset} = 1; # loading can take a long time
…		…
1992		2255
1993	{	2256	{
1994	my $guard = cf::lock_acquire "map_data:$path";	2257	my $guard = cf::lock_acquire "map_data:$path";
1995		2258
1996	return unless $self->valid;	2259	return unless $self->valid;
1997	return unless $self->in_memory == cf::MAP_SWAPPED;	2260	return unless $self->state == cf::MAP_SWAPPED;
1998
1999	$self->in_memory (cf::MAP_LOADING);
2000		2261
2001	$self->alloc;	2262	$self->alloc;
2002		2263
2003	$self->pre_load;	2264	$self->pre_load;
2004	cf::cede_to_tick;	2265	cf::cede_to_tick;
2005		2266
		2267	if (exists $self->{load_path}) {
2006	my $f = new_from_file cf::object::thawer $self->{load_path};	2268	my $f = new_from_file cf::object::thawer $self->{load_path};
2007	$f->skip_block;	2269	$f->skip_block;
2008	$self->_load_objects ($f)	2270	$self->_load_objects ($f)
2009	or return;	2271	or return;
2010		2272
2011	$self->post_load_original	2273	$self->post_load_original
2012	if delete $self->{load_original};	2274	if delete $self->{load_original};
2013		2275
2014	if (my $uniq = $self->uniq_path) {	2276	if (my $uniq = $self->uniq_path) {
2015	utf8::encode $uniq;	2277	utf8::encode $uniq;
2016	unless (aio_stat $uniq) {	2278	unless (aio_stat $uniq) {
2017	if (my $f = new_from_file cf::object::thawer $uniq) {	2279	if (my $f = new_from_file cf::object::thawer $uniq) {
2018	$self->clear_unique_items;	2280	$self->clear_unique_items;
2019	$self->_load_objects ($f);	2281	$self->_load_objects ($f);
2020	$f->resolve_delayed_derefs;	2282	$f->resolve_delayed_derefs;
		2283	}
2021	}	2284	}
2022	}	2285	}
2023	}
2024		2286
2025	$f->resolve_delayed_derefs;	2287	$f->resolve_delayed_derefs;
		2288	} else {
		2289	$self->post_load_original
		2290	if delete $self->{load_original};
		2291	}
		2292
		2293	$self->state (cf::MAP_INACTIVE);
2026		2294
2027	cf::cede_to_tick;	2295	cf::cede_to_tick;
2028	# now do the right thing for maps	2296	# now do the right thing for maps
2029	$self->link_multipart_objects;	2297	$self->link_multipart_objects;
2030	$self->difficulty ($self->estimate_difficulty)	2298	$self->difficulty ($self->estimate_difficulty)
…		…
2034	unless ($self->{deny_activate}) {	2302	unless ($self->{deny_activate}) {
2035	$self->decay_objects;	2303	$self->decay_objects;
2036	$self->fix_auto_apply;	2304	$self->fix_auto_apply;
2037	$self->update_buttons;	2305	$self->update_buttons;
2038	cf::cede_to_tick;	2306	cf::cede_to_tick;
2039	$self->activate;	2307	#$self->activate; # no longer activate maps automatically
2040	}	2308	}
2041		2309
2042	$self->{last_save} = $cf::RUNTIME;	2310	$self->{last_save} = $cf::RUNTIME;
2043	$self->last_access ($cf::RUNTIME);	2311	$self->last_access ($cf::RUNTIME);
2044
2045	$self->in_memory (cf::MAP_ACTIVE);
2046	}	2312	}
2047		2313
2048	$self->post_load;	2314	$self->post_load;
2049	}
2050		2315
		2316	1
		2317	}
		2318
		2319	# customize the map for a given player, i.e.
		2320	# return the _real_ map. used by e.g. per-player
		2321	# maps to change the path to ~playername/mappath
2051	sub customise_for {	2322	sub customise_for {
2052	my ($self, $ob) = @_;	2323	my ($self, $ob) = @_;
2053		2324
2054	return find "~" . $ob->name . "/" . $self->{path}	2325	return find "~" . $ob->name . "/" . $self->{path}
2055	if $self->per_player;	2326	if $self->per_player;
…		…
2058	# if $self->per_party;	2329	# if $self->per_party;
2059		2330
2060	$self	2331	$self
2061	}	2332	}
2062		2333
2063	# find and load all maps in the 3x3 area around a map
2064	sub load_neighbours {
2065	my ($map) = @_;
2066
2067	my @neigh; # diagonal neighbours
2068
2069	for (0 .. 3) {
2070	my $neigh = $map->tile_path ($_)
2071	or next;
2072	$neigh = find $neigh, $map
2073	or next;
2074	$neigh->load;
2075
2076	push @neigh,
2077	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2078	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2079	}
2080
2081	for (grep defined $_->[0], @neigh) {
2082	my ($path, $origin) = @$_;
2083	my $neigh = find $path, $origin
2084	or next;
2085	$neigh->load;
2086	}
2087	}
2088
2089	sub find_sync {	2334	sub find_sync {
2090	my ($path, $origin) = @_;	2335	my ($path, $origin) = @_;
2091		2336
2092	cf::sync_job { find $path, $origin }	2337	# it's a bug to call this from the main context
		2338	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2339	if $Coro::current == $Coro::main;
		2340
		2341	find $path, $origin
2093	}	2342	}
2094		2343
2095	sub do_load_sync {	2344	sub do_load_sync {
2096	my ($map) = @_;	2345	my ($map) = @_;
2097		2346
		2347	# it's a bug to call this from the main context
2098	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2348	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2099	if $Coro::current == $Coro::main;	2349	if $Coro::current == $Coro::main;
2100		2350
2101	cf::sync_job { $map->load };	2351	$map->load;
2102	}	2352	}
2103		2353
2104	our %MAP_PREFETCH;	2354	our %MAP_PREFETCH;
2105	our $MAP_PREFETCHER = undef;	2355	our $MAP_PREFETCHER = undef;
2106		2356
2107	sub find_async {	2357	sub find_async {
2108	my ($path, $origin, $load) = @_;	2358	my ($path, $origin, $load) = @_;
2109		2359
2110	$path = normalise $path, $origin && $origin->{path};	2360	$path = normalise $path, $origin;
2111		2361
2112	if (my $map = $cf::MAP{$path}) {	2362	if (my $map = $cf::MAP{$path}) {
2113	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;	2363	return $map if !$load || $map->linkable;
2114	}	2364	}
2115		2365
2116	$MAP_PREFETCH{$path} |= $load;	2366	$MAP_PREFETCH{$path} |= $load;
2117		2367
2118	$MAP_PREFETCHER ||= cf::async {	2368	$MAP_PREFETCHER ||= cf::async {
…		…
2132	$MAP_PREFETCHER->prio (6);	2382	$MAP_PREFETCHER->prio (6);
2133		2383
2134	()	2384	()
2135	}	2385	}
2136		2386
		2387	# common code, used by both ->save and ->swapout
2137	sub save {	2388	sub _save {
2138	my ($self) = @_;	2389	my ($self) = @_;
2139
2140	my $lock = cf::lock_acquire "map_data:$self->{path}";
2141		2390
2142	$self->{last_save} = $cf::RUNTIME;	2391	$self->{last_save} = $cf::RUNTIME;
2143		2392
2144	return unless $self->dirty;	2393	return unless $self->dirty;
2145		2394
…		…
2165	} else {	2414	} else {
2166	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2415	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2167	}	2416	}
2168	}	2417	}
2169		2418
		2419	sub save {
		2420	my ($self) = @_;
		2421
		2422	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2423
		2424	$self->_save;
		2425	}
		2426
2170	sub swap_out {	2427	sub swap_out {
2171	my ($self) = @_;	2428	my ($self) = @_;
2172		2429
2173	# save first because save cedes
2174	$self->save;
2175
2176	my $lock = cf::lock_acquire "map_data:$self->{path}";	2430	my $lock = cf::lock_acquire "map_data:$self->{path}";
2177		2431
		2432	return if !$self->linkable;
		2433	return if $self->{deny_save};
2178	return if $self->players;	2434	return if $self->players;
2179	return if $self->in_memory != cf::MAP_ACTIVE;	2435
		2436	# first deactivate the map and "unlink" it from the core
		2437	$self->deactivate;
		2438	$_->clear_links_to ($self) for values %cf::MAP;
		2439	$self->state (cf::MAP_SWAPPED);
		2440
		2441	# then atomically save
		2442	$self->_save;
		2443
		2444	# then free the map
		2445	$self->clear;
		2446	}
		2447
		2448	sub reset_at {
		2449	my ($self) = @_;
		2450
		2451	# TODO: safety, remove and allow resettable per-player maps
2180	return if $self->{deny_save};	2452	return 1e99 if $self->{deny_reset};
2181		2453
		2454	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2455	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2456
		2457	$time + $to
		2458	}
		2459
		2460	sub should_reset {
		2461	my ($self) = @_;
		2462
		2463	$self->reset_at <= $cf::RUNTIME
		2464	}
		2465
		2466	sub reset {
		2467	my ($self) = @_;
		2468
		2469	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2470
		2471	return if $self->players;
		2472
		2473	cf::trace "resetting map ", $self->path, "\n";
		2474
2182	$self->in_memory (cf::MAP_SWAPPED);	2475	$self->state (cf::MAP_SWAPPED);
		2476
		2477	# need to save uniques path
		2478	unless ($self->{deny_save}) {
		2479	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2480
		2481	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2482	if $uniq;
		2483	}
		2484
		2485	delete $cf::MAP{$self->path};
2183		2486
2184	$self->deactivate;	2487	$self->deactivate;
2185	$_->clear_links_to ($self) for values %cf::MAP;	2488	$_->clear_links_to ($self) for values %cf::MAP;
2186	$self->clear;	2489	$self->clear;
2187	}
2188
2189	sub reset_at {
2190	my ($self) = @_;
2191
2192	# TODO: safety, remove and allow resettable per-player maps
2193	return 1e99 if $self->{deny_reset};
2194
2195	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2196	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2197
2198	$time + $to
2199	}
2200
2201	sub should_reset {
2202	my ($self) = @_;
2203
2204	$self->reset_at <= $cf::RUNTIME
2205	}
2206
2207	sub reset {
2208	my ($self) = @_;
2209
2210	my $lock = cf::lock_acquire "map_data:$self->{path}";
2211
2212	return if $self->players;
2213
2214	warn "resetting map ", $self->path;
2215
2216	$self->in_memory (cf::MAP_SWAPPED);
2217
2218	# need to save uniques path
2219	unless ($self->{deny_save}) {
2220	my $uniq = $self->uniq_path; utf8::encode $uniq;
2221
2222	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2223	if $uniq;
2224	}
2225
2226	delete $cf::MAP{$self->path};
2227
2228	$self->deactivate;
2229	$_->clear_links_to ($self) for values %cf::MAP;
2230	$self->clear;
2231		2490
2232	$self->unlink_save;	2491	$self->unlink_save;
2233	$self->destroy;	2492	$self->destroy;
2234	}	2493	}
2235		2494
…		…
2243		2502
2244	delete $cf::MAP{$self->path};	2503	delete $cf::MAP{$self->path};
2245		2504
2246	$self->unlink_save;	2505	$self->unlink_save;
2247		2506
2248	bless $self, "cf::map";	2507	bless $self, "cf::map::wrap";
2249	delete $self->{deny_reset};	2508	delete $self->{deny_reset};
2250	$self->{deny_save} = 1;	2509	$self->{deny_save} = 1;
2251	$self->reset_timeout (1);	2510	$self->reset_timeout (1);
2252	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2511	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2253		2512
…		…
2310	: normalise $_	2569	: normalise $_
2311	} @{ aio_readdir $UNIQUEDIR or [] }	2570	} @{ aio_readdir $UNIQUEDIR or [] }
2312	]	2571	]
2313	}	2572	}
2314		2573
		2574	=item cf::map::static_maps
		2575
		2576	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2577	file in the shared directory excluding F</styles> and F</editor>). May
		2578	block.
		2579
		2580	=cut
		2581
		2582	sub static_maps() {
		2583	my @dirs = "";
		2584	my @maps;
		2585
		2586	while (@dirs) {
		2587	my $dir = shift @dirs;
		2588
		2589	next if $dir eq "/styles" || $dir eq "/editor";
		2590
		2591	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2592	or return;
		2593
		2594	for (@$files) {
		2595	s/\.map$// or next;
		2596	utf8::decode $_;
		2597	push @maps, "$dir/$_";
		2598	}
		2599
		2600	push @dirs, map "$dir/$_", @$dirs;
		2601	}
		2602
		2603	\@maps
		2604	}
		2605
2315	=back	2606	=back
2316		2607
2317	=head3 cf::object	2608	=head3 cf::object
2318		2609
2319	=cut	2610	=cut
…		…
2384		2675
2385	our $SAY_CHANNEL = {	2676	our $SAY_CHANNEL = {
2386	id => "say",	2677	id => "say",
2387	title => "Map",	2678	title => "Map",
2388	reply => "say ",	2679	reply => "say ",
2389	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",	2680	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
2390	};	2681	};
2391		2682
2392	our $CHAT_CHANNEL = {	2683	our $CHAT_CHANNEL = {
2393	id => "chat",	2684	id => "chat",
2394	title => "Chat",	2685	title => "Chat",
…		…
2451		2742
2452	Freezes the player and moves him/her to a special map (C<{link}>).	2743	Freezes the player and moves him/her to a special map (C<{link}>).
2453		2744
2454	The player should be reasonably safe there for short amounts of time (e.g.	2745	The player should be reasonably safe there for short amounts of time (e.g.
2455	for loading a map). You I<MUST> call C<leave_link> as soon as possible,	2746	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
2456	though, as the palyer cannot control the character while it is on the link	2747	though, as the player cannot control the character while it is on the link
2457	map.	2748	map.
2458		2749
2459	Will never block.	2750	Will never block.
2460		2751
2461	=item $player_object->leave_link ($map, $x, $y)	2752	=item $player_object->leave_link ($map, $x, $y)
…		…
2482	sub cf::object::player::enter_link {	2773	sub cf::object::player::enter_link {
2483	my ($self) = @_;	2774	my ($self) = @_;
2484		2775
2485	$self->deactivate_recursive;	2776	$self->deactivate_recursive;
2486		2777
		2778	++$self->{_link_recursion};
		2779
2487	return if UNIVERSAL::isa $self->map, "ext::map_link";	2780	return if UNIVERSAL::isa $self->map, "ext::map_link";
2488		2781
2489	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2782	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2490	if $self->map && $self->map->{path} ne "{link}";	2783	if $self->map && $self->map->{path} ne "{link}";
2491		2784
2492	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2785	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2493	}	2786	}
2494		2787
2495	sub cf::object::player::leave_link {	2788	sub cf::object::player::leave_link {
2496	my ($self, $map, $x, $y) = @_;	2789	my ($self, $map, $x, $y) = @_;
2497		2790
…		…
2514	($x, $y) = (-1, -1)	2807	($x, $y) = (-1, -1)
2515	unless (defined $x) && (defined $y);	2808	unless (defined $x) && (defined $y);
2516		2809
2517	# use -1 or undef as default coordinates, not 0, 0	2810	# use -1 or undef as default coordinates, not 0, 0
2518	($x, $y) = ($map->enter_x, $map->enter_y)	2811	($x, $y) = ($map->enter_x, $map->enter_y)
2519	if $x <=0 && $y <= 0;	2812	if $x <= 0 && $y <= 0;
2520		2813
2521	$map->load;	2814	$map->load;
2522	$map->load_neighbours;
2523		2815
2524	return unless $self->contr->active;	2816	return unless $self->contr->active;
2525	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2526	$self->activate_recursive;
2527		2817
2528	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2818	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2529	$self->enter_map ($map, $x, $y);	2819	if ($self->enter_map ($map, $x, $y)) {
2530	}	2820	# entering was successful
		2821	delete $self->{_link_recursion};
		2822	# only activate afterwards, to support waiting in hooks
		2823	$self->activate_recursive;
		2824	}
2531		2825
		2826	}
		2827
2532	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2828	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2533		2829
2534	Moves the player to the given map-path and coordinates by first freezing	2830	Moves the player to the given map-path and coordinates by first freezing
2535	her, loading and preparing them map, calling the provided $check callback	2831	her, loading and preparing them map, calling the provided $check callback
2536	that has to return the map if sucecssful, and then unfreezes the player on	2832	that has to return the map if sucecssful, and then unfreezes the player on
2537	the new (success) or old (failed) map position. In either case, $done will	2833	the new (success) or old (failed) map position. In either case, $done will
…		…
2544		2840
2545	our $GOTOGEN;	2841	our $GOTOGEN;
2546		2842
2547	sub cf::object::player::goto {	2843	sub cf::object::player::goto {
2548	my ($self, $path, $x, $y, $check, $done) = @_;	2844	my ($self, $path, $x, $y, $check, $done) = @_;
		2845
		2846	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2847	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2848	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2849	($path, $x, $y) = @$EMERGENCY_POSITION;
		2850	}
2549		2851
2550	# do generation counting so two concurrent goto's will be executed in-order	2852	# do generation counting so two concurrent goto's will be executed in-order
2551	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2853	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2552		2854
2553	$self->enter_link;	2855	$self->enter_link;
…		…
2573	($path, $x, $y) = (undef, undef, undef);	2875	($path, $x, $y) = (undef, undef, undef);
2574	}	2876	}
2575	}	2877	}
2576		2878
2577	my $map = eval {	2879	my $map = eval {
2578	my $map = defined $path ? cf::map::find $path : undef;	2880	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2579		2881
2580	if ($map) {	2882	if ($map) {
2581	$map = $map->customise_for ($self);	2883	$map = $map->customise_for ($self);
2582	$map = $check->($map) if $check && $map;	2884	$map = $check->($map, $x, $y, $self) if $check && $map;
2583	} else {	2885	} else {
2584	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2886	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2585	}	2887	}
2586		2888
2587	$map	2889	$map
…		…
2595	if ($gen == $self->{_goto_generation}) {	2897	if ($gen == $self->{_goto_generation}) {
2596	delete $self->{_goto_generation};	2898	delete $self->{_goto_generation};
2597	$self->leave_link ($map, $x, $y);	2899	$self->leave_link ($map, $x, $y);
2598	}	2900	}
2599		2901
2600	$done->() if $done;	2902	$done->($self) if $done;
2601	})->prio (1);	2903	})->prio (1);
2602	}	2904	}
2603		2905
2604	=item $player_object->enter_exit ($exit_object)	2906	=item $player_object->enter_exit ($exit_object)
2605		2907
…		…
2673	$Coro::current->{desc} = "enter_exit";	2975	$Coro::current->{desc} = "enter_exit";
2674		2976
2675	unless (eval {	2977	unless (eval {
2676	$self->deactivate_recursive; # just to be sure	2978	$self->deactivate_recursive; # just to be sure
2677		2979
2678	# random map handling
2679	{
2680	my $guard = cf::lock_acquire "exit_prepare:$exit";
2681
2682	prepare_random_map $exit
2683	if $exit->slaying eq "/!";
2684	}
2685
2686	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;	2980	my $map = cf::map::normalise $exit->slaying, $exit->map;
2687	my $x = $exit->stats->hp;	2981	my $x = $exit->stats->hp;
2688	my $y = $exit->stats->sp;	2982	my $y = $exit->stats->sp;
		2983
		2984	# special map handling
		2985	my $slaying = $exit->slaying;
		2986
		2987	# special map handling
		2988	if ($slaying eq "/!") {
		2989	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2990
		2991	prepare_random_map $exit
		2992	if $exit->slaying eq "/!"; # need to re-check after getting the lock
		2993
		2994	$map = $exit->slaying;
		2995
		2996	} elsif ($slaying eq '!up') {
		2997	$map = $exit->map->tile_path (cf::TILE_UP);
		2998	$x = $exit->x;
		2999	$y = $exit->y;
		3000
		3001	} elsif ($slaying eq '!down') {
		3002	$map = $exit->map->tile_path (cf::TILE_DOWN);
		3003	$x = $exit->x;
		3004	$y = $exit->y;
		3005	}
2689		3006
2690	$self->goto ($map, $x, $y);	3007	$self->goto ($map, $x, $y);
2691		3008
2692	# if exit is damned, update players death & WoR home-position	3009	# if exit is damned, update players death & WoR home-position
2693	$self->contr->savebed ($map, $x, $y)	3010	$self->contr->savebed ($map, $x, $y)
…		…
2698	$self->message ("Something went wrong deep within the deliantra server. "	3015	$self->message ("Something went wrong deep within the deliantra server. "
2699	. "I'll try to bring you back to the map you were before. "	3016	. "I'll try to bring you back to the map you were before. "
2700	. "Please report this to the dungeon master!",	3017	. "Please report this to the dungeon master!",
2701	cf::NDI_UNIQUE | cf::NDI_RED);	3018	cf::NDI_UNIQUE | cf::NDI_RED);
2702		3019
2703	warn "ERROR in enter_exit: $@";	3020	error "ERROR in enter_exit: $@";
2704	$self->leave_link;	3021	$self->leave_link;
2705	}	3022	}
2706	})->prio (1);	3023	})->prio (1);
2707	}	3024	}
2708		3025
…		…
2720	sub cf::client::send_drawinfo {	3037	sub cf::client::send_drawinfo {
2721	my ($self, $text, $flags) = @_;	3038	my ($self, $text, $flags) = @_;
2722		3039
2723	utf8::encode $text;	3040	utf8::encode $text;
2724	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	3041	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		3042	}
		3043
		3044	=item $client->send_big_packet ($pkt)
		3045
		3046	Like C<send_packet>, but tries to compress large packets, and fragments
		3047	them as required.
		3048
		3049	=cut
		3050
		3051	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		3052
		3053	sub cf::client::send_big_packet {
		3054	my ($self, $pkt) = @_;
		3055
		3056	# try lzf for large packets
		3057	$pkt = "lzf " . Compress::LZF::compress $pkt
		3058	if 1024 <= length $pkt and $self->{can_lzf};
		3059
		3060	# split very large packets
		3061	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		3062	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		3063	$pkt = "frag";
		3064	}
		3065
		3066	$self->send_packet ($pkt);
2725	}	3067	}
2726		3068
2727	=item $client->send_msg ($channel, $msg, $color, [extra...])	3069	=item $client->send_msg ($channel, $msg, $color, [extra...])
2728		3070
2729	Send a drawinfo or msg packet to the client, formatting the msg for the	3071	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2733		3075
2734	=cut	3076	=cut
2735		3077
2736	# non-persistent channels (usually the info channel)	3078	# non-persistent channels (usually the info channel)
2737	our %CHANNEL = (	3079	our %CHANNEL = (
		3080	"c/motd" => {
		3081	id => "infobox",
		3082	title => "MOTD",
		3083	reply => undef,
		3084	tooltip => "The message of the day",
		3085	},
2738	"c/identify" => {	3086	"c/identify" => {
2739	id => "infobox",	3087	id => "infobox",
2740	title => "Identify",	3088	title => "Identify",
2741	reply => undef,	3089	reply => undef,
2742	tooltip => "Items recently identified",	3090	tooltip => "Items recently identified",
…		…
2744	"c/examine" => {	3092	"c/examine" => {
2745	id => "infobox",	3093	id => "infobox",
2746	title => "Examine",	3094	title => "Examine",
2747	reply => undef,	3095	reply => undef,
2748	tooltip => "Signs and other items you examined",	3096	tooltip => "Signs and other items you examined",
		3097	},
		3098	"c/shopinfo" => {
		3099	id => "infobox",
		3100	title => "Shop Info",
		3101	reply => undef,
		3102	tooltip => "What your bargaining skill tells you about the shop",
2749	},	3103	},
2750	"c/book" => {	3104	"c/book" => {
2751	id => "infobox",	3105	id => "infobox",
2752	title => "Book",	3106	title => "Book",
2753	reply => undef,	3107	reply => undef,
…		…
2769	id => "infobox",	3123	id => "infobox",
2770	title => "Body Parts",	3124	title => "Body Parts",
2771	reply => undef,	3125	reply => undef,
2772	tooltip => "Shows which body parts you posess and are available",	3126	tooltip => "Shows which body parts you posess and are available",
2773	},	3127	},
		3128	"c/statistics" => {
		3129	id => "infobox",
		3130	title => "Statistics",
		3131	reply => undef,
		3132	tooltip => "Shows your primary statistics",
		3133	},
2774	"c/skills" => {	3134	"c/skills" => {
2775	id => "infobox",	3135	id => "infobox",
2776	title => "Skills",	3136	title => "Skills",
2777	reply => undef,	3137	reply => undef,
2778	tooltip => "Shows your experience per skill and item power",	3138	tooltip => "Shows your experience per skill and item power",
		3139	},
		3140	"c/shopitems" => {
		3141	id => "infobox",
		3142	title => "Shop Items",
		3143	reply => undef,
		3144	tooltip => "Shows the items currently for sale in this shop",
		3145	},
		3146	"c/resistances" => {
		3147	id => "infobox",
		3148	title => "Resistances",
		3149	reply => undef,
		3150	tooltip => "Shows your resistances",
		3151	},
		3152	"c/pets" => {
		3153	id => "infobox",
		3154	title => "Pets",
		3155	reply => undef,
		3156	tooltip => "Shows information abotu your pets/a specific pet",
		3157	},
		3158	"c/perceiveself" => {
		3159	id => "infobox",
		3160	title => "Perceive Self",
		3161	reply => undef,
		3162	tooltip => "You gained detailed knowledge about yourself",
2779	},	3163	},
2780	"c/uptime" => {	3164	"c/uptime" => {
2781	id => "infobox",	3165	id => "infobox",
2782	title => "Uptime",	3166	title => "Uptime",
2783	reply => undef,	3167	reply => undef,
…		…
2793	id => "party",	3177	id => "party",
2794	title => "Party",	3178	title => "Party",
2795	reply => "gsay ",	3179	reply => "gsay ",
2796	tooltip => "Messages and chat related to your party",	3180	tooltip => "Messages and chat related to your party",
2797	},	3181	},
		3182	"c/death" => {
		3183	id => "death",
		3184	title => "Death",
		3185	reply => undef,
		3186	tooltip => "Reason for and more info about your most recent death",
		3187	},
2798	"c/say" => $SAY_CHANNEL,	3188	"c/say" => $SAY_CHANNEL,
2799	"c/chat" => $CHAT_CHANNEL,	3189	"c/chat" => $CHAT_CHANNEL,
2800	);	3190	);
2801		3191
2802	sub cf::client::send_msg {	3192	sub cf::client::send_msg {
…		…
2833	my $pkt = "msg "	3223	my $pkt = "msg "
2834	. $self->{json_coder}->encode (	3224	. $self->{json_coder}->encode (
2835	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]	3225	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2836	);	3226	);
2837		3227
2838	# try lzf for large packets
2839	$pkt = "lzf " . Compress::LZF::compress $pkt
2840	if 1024 <= length $pkt and $self->{can_lzf};
2841
2842	# split very large packets
2843	if (8192 < length $pkt and $self->{can_lzf}) {
2844	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2845	$pkt = "frag";
2846	}
2847
2848	$self->send_packet ($pkt);	3228	$self->send_big_packet ($pkt);
2849	}	3229	}
2850		3230
2851	=item $client->ext_msg ($type, @msg)	3231	=item $client->ext_msg ($type, @msg)
2852		3232
2853	Sends an ext event to the client.	3233	Sends an ext event to the client.
…		…
2856		3236
2857	sub cf::client::ext_msg($$@) {	3237	sub cf::client::ext_msg($$@) {
2858	my ($self, $type, @msg) = @_;	3238	my ($self, $type, @msg) = @_;
2859		3239
2860	if ($self->extcmd == 2) {	3240	if ($self->extcmd == 2) {
2861	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3241	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2862	} elsif ($self->extcmd == 1) { # TODO: remove	3242	} elsif ($self->extcmd == 1) { # TODO: remove
2863	push @msg, msgtype => "event_$type";	3243	push @msg, msgtype => "event_$type";
2864	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3244	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2865	}	3245	}
2866	}	3246	}
2867		3247
2868	=item $client->ext_reply ($msgid, @msg)	3248	=item $client->ext_reply ($msgid, @msg)
2869		3249
…		…
2872	=cut	3252	=cut
2873		3253
2874	sub cf::client::ext_reply($$@) {	3254	sub cf::client::ext_reply($$@) {
2875	my ($self, $id, @msg) = @_;	3255	my ($self, $id, @msg) = @_;
2876		3256
2877	if ($self->extcmd == 2) {	3257	return unless $self->extcmd == 2;
		3258
2878	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3259	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2879	} elsif ($self->extcmd == 1) {
2880	#TODO: version 1, remove
2881	unshift @msg, msgtype => "reply", msgid => $id;
2882	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2883	}
2884	}	3260	}
2885		3261
2886	=item $success = $client->query ($flags, "text", \&cb)	3262	=item $success = $client->query ($flags, "text", \&cb)
2887		3263
2888	Queues a query to the client, calling the given callback with	3264	Queues a query to the client, calling the given callback with
…		…
2943	my ($ns, $buf) = @_;	3319	my ($ns, $buf) = @_;
2944		3320
2945	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3321	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2946		3322
2947	if (ref $msg) {	3323	if (ref $msg) {
2948	my ($type, $reply, @payload) =	3324	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
2949	"ARRAY" eq ref $msg
2950	? @$msg
2951	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2952		3325
2953	my @reply;	3326	my @reply;
2954		3327
2955	if (my $cb = $EXTICMD{$type}) {	3328	if (my $cb = $EXTICMD{$type}) {
2956	@reply = $cb->($ns, @payload);	3329	@reply = $cb->($ns, @payload);
…		…
2958		3331
2959	$ns->ext_reply ($reply, @reply)	3332	$ns->ext_reply ($reply, @reply)
2960	if $reply;	3333	if $reply;
2961		3334
2962	} else {	3335	} else {
2963	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3336	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2964	}	3337	}
2965		3338
2966	cf::override;	3339	cf::override;
2967	},	3340	},
2968	);	3341	);
…		…
2988		3361
2989	$coro	3362	$coro
2990	}	3363	}
2991		3364
2992	cf::client->attach (	3365	cf::client->attach (
2993	on_destroy => sub {	3366	on_client_destroy => sub {
2994	my ($ns) = @_;	3367	my ($ns) = @_;
2995		3368
2996	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3369	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2997	},	3370	},
2998	);	3371	);
…		…
3014	our $safe_hole = new Safe::Hole;	3387	our $safe_hole = new Safe::Hole;
3015		3388
3016	$SIG{FPE} = 'IGNORE';	3389	$SIG{FPE} = 'IGNORE';
3017		3390
3018	$safe->permit_only (Opcode::opset qw(	3391	$safe->permit_only (Opcode::opset qw(
3019	:base_core :base_mem :base_orig :base_math	3392	:base_core :base_mem :base_orig :base_math :base_loop
3020	grepstart grepwhile mapstart mapwhile	3393	grepstart grepwhile mapstart mapwhile
3021	sort time	3394	sort time
3022	));	3395	));
3023		3396
3024	# here we export the classes and methods available to script code	3397	# here we export the classes and methods available to script code
…		…
3028	The following functions and methods are available within a safe environment:	3401	The following functions and methods are available within a safe environment:
3029		3402
3030	cf::object	3403	cf::object
3031	contr pay_amount pay_player map x y force_find force_add destroy	3404	contr pay_amount pay_player map x y force_find force_add destroy
3032	insert remove name archname title slaying race decrease split	3405	insert remove name archname title slaying race decrease split
		3406	value
3033		3407
3034	cf::object::player	3408	cf::object::player
3035	player	3409	player
3036		3410
3037	cf::player	3411	cf::player
…		…
3043	=cut	3417	=cut
3044		3418
3045	for (	3419	for (
3046	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3420	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3047	insert remove inv nrof name archname title slaying race	3421	insert remove inv nrof name archname title slaying race
3048	decrease split destroy change_exp)],	3422	decrease split destroy change_exp value msg lore send_msg)],
3049	["cf::object::player" => qw(player)],	3423	["cf::object::player" => qw(player)],
3050	["cf::player" => qw(peaceful)],	3424	["cf::player" => qw(peaceful send_msg)],
3051	["cf::map" => qw(trigger)],	3425	["cf::map" => qw(trigger)],
3052	) {	3426	) {
3053	no strict 'refs';
3054	my ($pkg, @funs) = @$_;	3427	my ($pkg, @funs) = @$_;
3055	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3428	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3056	for @funs;	3429	for @funs;
3057	}	3430	}
3058		3431
…		…
3073		3446
3074	my $qcode = $code;	3447	my $qcode = $code;
3075	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3448	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3076	$qcode =~ s/\n/\\n/g;	3449	$qcode =~ s/\n/\\n/g;
3077		3450
		3451	%vars = (_dummy => 0) unless %vars;
		3452
		3453	my @res;
3078	local $_;	3454	local $_;
3079	local @safe::cf::_safe_eval_args = values %vars;
3080		3455
3081	my $eval =	3456	my $eval =
3082	"do {\n"	3457	"do {\n"
3083	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3458	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3084	. "#line 0 \"{$qcode}\"\n"	3459	. "#line 0 \"{$qcode}\"\n"
3085	. $code	3460	. $code
3086	. "\n}"	3461	. "\n}"
3087	;	3462	;
3088		3463
		3464	if ($CFG{safe_eval}) {
3089	sub_generation_inc;	3465	sub_generation_inc;
		3466	local @safe::cf::_safe_eval_args = values %vars;
3090	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3467	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3091	sub_generation_inc;	3468	sub_generation_inc;
		3469	} else {
		3470	local @cf::_safe_eval_args = values %vars;
		3471	@res = wantarray ? eval eval : scalar eval $eval;
		3472	}
3092		3473
3093	if ($@) {	3474	if ($@) {
3094	warn "$@";	3475	warn "$@",
3095	warn "while executing safe code '$code'\n";	3476	"while executing safe code '$code'\n",
3096	warn "with arguments " . (join " ", %vars) . "\n";	3477	"with arguments " . (join " ", %vars) . "\n";
3097	}	3478	}
3098		3479
3099	wantarray ? @res : $res[0]	3480	wantarray ? @res : $res[0]
3100	}	3481	}
3101		3482
…		…
3115	=cut	3496	=cut
3116		3497
3117	sub register_script_function {	3498	sub register_script_function {
3118	my ($fun, $cb) = @_;	3499	my ($fun, $cb) = @_;
3119		3500
3120	no strict 'refs';	3501	$fun = "safe::$fun" if $CFG{safe_eval};
3121	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3502	*$fun = $safe_hole->wrap ($cb);
3122	}	3503	}
3123		3504
3124	=back	3505	=back
3125		3506
3126	=cut	3507	=cut
3127		3508
3128	#############################################################################	3509	#############################################################################
3129	# the server's init and main functions	3510	# the server's init and main functions
		3511
		3512	our %FACEHASH; # hash => idx, #d# HACK for http server
		3513
		3514	# internal api, not fianlised
		3515	sub add_face {
		3516	my ($name, $type, $data) = @_;
		3517
		3518	my $idx = cf::face::find $name;
		3519
		3520	if ($idx) {
		3521	delete $FACEHASH{cf::face::get_chksum $idx};
		3522	} else {
		3523	$idx = cf::face::alloc $name;
		3524	}
		3525
		3526	my $hash = cf::face::mangle_chksum Digest::MD5::md5 $data;
		3527
		3528	cf::face::set_type $idx, $type;
		3529	cf::face::set_data $idx, 0, $data, $hash;
		3530	cf::face::set_meta $idx, $type & 1 ? undef : undef;
		3531	$FACEHASH{$hash} = $idx;#d#
		3532
		3533	$idx
		3534	}
3130		3535
3131	sub load_facedata($) {	3536	sub load_facedata($) {
3132	my ($path) = @_;	3537	my ($path) = @_;
3133		3538
3134	# HACK to clear player env face cache, we need some signal framework	3539	# HACK to clear player env face cache, we need some signal framework
3135	# for this (global event?)	3540	# for this (global event?)
3136	%ext::player_env::MUSIC_FACE_CACHE = ();	3541	%ext::player_env::MUSIC_FACE_CACHE = ();
3137		3542
3138	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3543	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3139		3544
3140	warn "loading facedata from $path\n";	3545	trace "loading facedata from $path\n";
3141		3546
3142	my $facedata;	3547	my $facedata = decode_storable load_file $path;
3143	0 < aio_load $path, $facedata
3144	or die "$path: $!";
3145
3146	$facedata = Coro::Storable::thaw $facedata;
3147		3548
3148	$facedata->{version} == 2	3549	$facedata->{version} == 2
3149	or cf::cleanup "$path: version mismatch, cannot proceed.";	3550	or cf::cleanup "$path: version mismatch, cannot proceed.";
3150		3551
3151	# patch in the exptable
3152	$facedata->{resource}{"res/exp_table"} = {
3153	type => FT_RSRC,
3154	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
3155	};
3156	cf::cede_to_tick;	3552	cf::cede_to_tick;
3157		3553
3158	{	3554	{
3159	my $faces = $facedata->{faceinfo};	3555	my $faces = $facedata->{faceinfo};
3160		3556
3161	while (my ($face, $info) = each %$faces) {	3557	for my $face (sort keys %$faces) {
		3558	my $info = $faces->{$face};
3162	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3559	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3163		3560
3164	cf::face::set_visibility $idx, $info->{visibility};	3561	cf::face::set_visibility $idx, $info->{visibility};
3165	cf::face::set_magicmap $idx, $info->{magicmap};	3562	cf::face::set_magicmap $idx, $info->{magicmap};
3166	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3563	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3167	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3564	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
		3565	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
		3566	$FACEHASH{$info->{hash64}} = $idx;#d#
3168		3567
3169	cf::cede_to_tick;	3568	cf::cede_to_tick;
3170	}	3569	}
3171		3570
3172	while (my ($face, $info) = each %$faces) {	3571	while (my ($face, $info) = each %$faces) {
…		…
3177		3576
3178	if (my $smooth = cf::face::find $info->{smooth}) {	3577	if (my $smooth = cf::face::find $info->{smooth}) {
3179	cf::face::set_smooth $idx, $smooth;	3578	cf::face::set_smooth $idx, $smooth;
3180	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3579	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3181	} else {	3580	} else {
3182	warn "smooth face '$info->{smooth}' not found for face '$face'";	3581	error "smooth face '$info->{smooth}' not found for face '$face'";
3183	}	3582	}
3184		3583
3185	cf::cede_to_tick;	3584	cf::cede_to_tick;
3186	}	3585	}
3187	}	3586	}
…		…
3196		3595
3197	cf::anim::invalidate_all; # d'oh	3596	cf::anim::invalidate_all; # d'oh
3198	}	3597	}
3199		3598
3200	{	3599	{
3201	# TODO: for gcfclient pleasure, we should give resources
3202	# that gcfclient doesn't grok a >10000 face index.
3203	my $res = $facedata->{resource};	3600	my $res = $facedata->{resource};
3204		3601
3205	while (my ($name, $info) = each %$res) {	3602	while (my ($name, $info) = each %$res) {
3206	if (defined $info->{type}) {	3603	if (defined (my $type = $info->{type})) {
		3604	# TODO: different hash - must free and use new index, or cache ixface data queue
3207	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3605	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3208	my $data;
3209		3606
3210	if ($info->{type} & 1) {
3211	# prepend meta info
3212
3213	my $meta = $enc->encode ({
3214	name => $name,
3215	%{ $info->{meta} || {} },
3216	});
3217
3218	$data = pack "(w/a*)*", $meta, $info->{data};
3219	} else {
3220	$data = $info->{data};
3221	}
3222
3223	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3224	cf::face::set_type $idx, $info->{type};	3607	cf::face::set_type $idx, $type;
		3608	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
		3609	cf::face::set_meta $idx, $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
		3610	$FACEHASH{$info->{hash}} = $idx;#d#
3225	} else {	3611	} else {
3226	$RESOURCE{$name} = $info;	3612	# $RESOURCE{$name} = $info; # unused
3227	}	3613	}
3228		3614
3229	cf::cede_to_tick;	3615	cf::cede_to_tick;
3230	}	3616	}
3231	}	3617	}
3232		3618
3233	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);	3619	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3234		3620
3235	1	3621	1
3236	}	3622	}
3237
3238	cf::global->attach (on_resource_update => sub {
3239	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3240	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3241
3242	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3243	my $sound = $soundconf->{compat}[$_]
3244	or next;
3245
3246	my $face = cf::face::find "sound/$sound->[1]";
3247	cf::sound::set $sound->[0] => $face;
3248	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3249	}
3250
3251	while (my ($k, $v) = each %{$soundconf->{event}}) {
3252	my $face = cf::face::find "sound/$v";
3253	cf::sound::set $k => $face;
3254	}
3255	}
3256	});
3257		3623
3258	register_exticmd fx_want => sub {	3624	register_exticmd fx_want => sub {
3259	my ($ns, $want) = @_;	3625	my ($ns, $want) = @_;
3260		3626
3261	while (my ($k, $v) = each %$want) {	3627	while (my ($k, $v) = each %$want) {
…		…
3269	my $status = load_resource_file_ $_[0];	3635	my $status = load_resource_file_ $_[0];
3270	get_slot 0.1, 100;	3636	get_slot 0.1, 100;
3271	cf::arch::commit_load;	3637	cf::arch::commit_load;
3272		3638
3273	$status	3639	$status
		3640	}
		3641
		3642	sub reload_exp_table {
		3643	_reload_exp_table;
		3644
		3645	add_face "res/exp_table" => FT_RSRC,
		3646	JSON::XS->new->utf8->canonical->encode (
		3647	[map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]
		3648	);
		3649	}
		3650
		3651	sub reload_materials {
		3652	_reload_materials;
3274	}	3653	}
3275		3654
3276	sub reload_regions {	3655	sub reload_regions {
3277	# HACK to clear player env face cache, we need some signal framework	3656	# HACK to clear player env face cache, we need some signal framework
3278	# for this (global event?)	3657	# for this (global event?)
…		…
3293	}	3672	}
3294		3673
3295	sub reload_archetypes {	3674	sub reload_archetypes {
3296	load_resource_file "$DATADIR/archetypes"	3675	load_resource_file "$DATADIR/archetypes"
3297	or die "unable to load archetypes\n";	3676	or die "unable to load archetypes\n";
		3677
		3678	add_face "res/skill_info" => FT_RSRC,
		3679	JSON::XS->new->utf8->canonical->encode (
		3680	[map [cf::arch::skillvec ($_)->name], 0 .. cf::arch::skillvec_size - 1]
		3681	);
		3682	add_face "res/spell_paths" => FT_RSRC,
		3683	JSON::XS->new->utf8->canonical->encode (
		3684	[map [cf::spellpathnames ($_)], 0 .. NRSPELLPATHS - 1]
		3685	);
3298	}	3686	}
3299		3687
3300	sub reload_treasures {	3688	sub reload_treasures {
3301	load_resource_file "$DATADIR/treasures"	3689	load_resource_file "$DATADIR/treasures"
3302	or die "unable to load treasurelists\n";	3690	or die "unable to load treasurelists\n";
3303	}	3691	}
3304		3692
		3693	sub reload_sound {
		3694	trace "loading sound config from $DATADIR/sound\n";
		3695
		3696	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3697
		3698	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3699	my $sound = $soundconf->{compat}[$_]
		3700	or next;
		3701
		3702	my $face = cf::face::find "sound/$sound->[1]";
		3703	cf::sound::set $sound->[0] => $face;
		3704	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3705	}
		3706
		3707	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3708	my $face = cf::face::find "sound/$v";
		3709	cf::sound::set $k => $face;
		3710	}
		3711	}
		3712
3305	sub reload_resources {	3713	sub reload_resources {
3306	warn "reloading resource files...\n";	3714	trace "reloading resource files...\n";
3307		3715
		3716	reload_materials;
3308	reload_facedata;	3717	reload_facedata;
		3718	reload_exp_table;
		3719	reload_sound;
3309	reload_archetypes;	3720	reload_archetypes;
3310	reload_regions;	3721	reload_regions;
3311	reload_treasures;	3722	reload_treasures;
3312		3723
3313	warn "finished reloading resource files\n";	3724	trace "finished reloading resource files\n";
3314	}	3725	}
3315		3726
3316	sub reload_config {	3727	sub reload_config {
3317	open my $fh, "<:utf8", "$CONFDIR/config"	3728	trace "reloading config file...\n";
3318	or return;
3319		3729
3320	local $/;	3730	my $config = load_file "$CONFDIR/config";
3321	*CFG = YAML::Load <$fh>;	3731	utf8::decode $config;
		3732	*CFG = decode_yaml $config;
3322		3733
3323	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3734	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3324		3735
3325	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3736	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3326	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3737	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3327		3738
3328	if (exists $CFG{mlockall}) {	3739	if (exists $CFG{mlockall}) {
…		…
3351		3762
3352	seek $fh, 0, 0;	3763	seek $fh, 0, 0;
3353	print $fh $$;	3764	print $fh $$;
3354	}	3765	}
3355		3766
		3767	sub main_loop {
		3768	trace "EV::loop starting\n";
		3769	if (1) {
		3770	EV::loop;
		3771	}
		3772	trace "EV::loop returned\n";
		3773	goto &main_loop unless $REALLY_UNLOOP;
		3774	}
		3775
3356	sub main {	3776	sub main {
3357	cf::init_globals; # initialise logging	3777	cf::init_globals; # initialise logging
3358		3778
3359	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;	3779	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
3360	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";	3780	LOG llevInfo, "Copyright (C) 2005-2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
3361	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";	3781	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
3362	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";	3782	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
3363		3783
3364	cf::init_experience;
3365	cf::init_anim;
3366	cf::init_attackmess;
3367	cf::init_dynamic;
3368
3369	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3784	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3370		3785
3371	# we must not ever block the main coroutine	3786	# we must not ever block the main coroutine
3372	local $Coro::idle = sub {	3787	$Coro::idle = sub {
3373	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3788	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3374	(async {	3789	(async {
3375	$Coro::current->{desc} = "IDLE BUG HANDLER";	3790	$Coro::current->{desc} = "IDLE BUG HANDLER";
3376	EV::loop EV::LOOP_ONESHOT;	3791	EV::loop EV::LOOP_ONESHOT;
3377	})->prio (Coro::PRIO_MAX);	3792	})->prio (Coro::PRIO_MAX);
3378	};	3793	};
3379		3794
3380	evthread_start IO::AIO::poll_fileno;	3795	evthread_start IO::AIO::poll_fileno;
3381		3796
3382	cf::sync_job {	3797	cf::sync_job {
		3798	cf::incloader::init ();
		3799
		3800	cf::init_anim;
		3801	cf::init_attackmess;
		3802	cf::init_dynamic;
		3803
		3804	cf::load_settings;
		3805
3383	reload_resources;	3806	reload_resources;
3384	reload_config;	3807	reload_config;
3385	db_init;	3808	db_init;
3386		3809
3387	cf::load_settings;
3388	cf::load_materials;
3389	cf::init_uuid;	3810	cf::init_uuid;
3390	cf::init_signals;	3811	cf::init_signals;
3391	cf::init_commands;
3392	cf::init_skills;	3812	cf::init_skills;
3393		3813
3394	cf::init_beforeplay;	3814	cf::init_beforeplay;
3395		3815
3396	atomic;	3816	atomic;
…		…
3398	load_extensions;	3818	load_extensions;
3399		3819
3400	utime time, time, $RUNTIMEFILE;	3820	utime time, time, $RUNTIMEFILE;
3401		3821
3402	# no (long-running) fork's whatsoever before this point(!)	3822	# no (long-running) fork's whatsoever before this point(!)
		3823	use POSIX ();
3403	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};	3824	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
3404		3825
3405	(pop @POST_INIT)->(0) while @POST_INIT;	3826	cf::_post_init 0;
3406	};	3827	};
3407		3828
3408	EV::loop;	3829	cf::object::thawer::errors_are_fatal 0;
		3830	info "parse errors in files are no longer fatal from this point on.\n";
		3831
		3832	AE::postpone {
		3833	undef &main; # free gobs of memory :)
		3834	};
		3835
		3836	goto &main_loop;
3409	}	3837	}
3410		3838
3411	#############################################################################	3839	#############################################################################
3412	# initialisation and cleanup	3840	# initialisation and cleanup
3413		3841
3414	# install some emergency cleanup handlers	3842	# install some emergency cleanup handlers
3415	BEGIN {	3843	BEGIN {
3416	our %SIGWATCHER = ();	3844	our %SIGWATCHER = ();
3417	for my $signal (qw(INT HUP TERM)) {	3845	for my $signal (qw(INT HUP TERM)) {
3418	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3846	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3419	cf::cleanup "SIG$signal";	3847	cf::cleanup "SIG$signal";
3420	};	3848	};
3421	}	3849	}
3422	}	3850	}
3423		3851
3424	sub write_runtime_sync {	3852	sub write_runtime_sync {
		3853	my $t0 = AE::time;
		3854
3425	# first touch the runtime file to show we are still running:	3855	# first touch the runtime file to show we are still running:
3426	# the fsync below can take a very very long time.	3856	# the fsync below can take a very very long time.
3427		3857
3428	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;	3858	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3429		3859
3430	my $guard = cf::lock_acquire "write_runtime";	3860	my $guard = cf::lock_acquire "write_runtime";
3431		3861
3432	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644	3862	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3433	or return;	3863	or return;
3434		3864
3435	my $value = $cf::RUNTIME + 90 + 10;	3865	my $value = $cf::RUNTIME + 90 + 10;
3436	# 10 is the runtime save interval, for a monotonic clock	3866	# 10 is the runtime save interval, for a monotonic clock
3437	# 60 allows for the watchdog to kill the server.	3867	# 60 allows for the watchdog to kill the server.
…		…
3450	or return;	3880	or return;
3451		3881
3452	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE	3882	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3453	and return;	3883	and return;
3454		3884
3455	warn "runtime file written.\n";	3885	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3456		3886
3457	1	3887	1
3458	}	3888	}
3459		3889
3460	our $uuid_lock;	3890	our $uuid_lock;
…		…
3472	or return;	3902	or return;
3473		3903
3474	my $value = uuid_seq uuid_cur;	3904	my $value = uuid_seq uuid_cur;
3475		3905
3476	unless ($value) {	3906	unless ($value) {
3477	warn "cowardly refusing to write zero uuid value!\n";	3907	info "cowardly refusing to write zero uuid value!\n";
3478	return;	3908	return;
3479	}	3909	}
3480		3910
3481	my $value = uuid_str $value + $uuid_skip;	3911	my $value = uuid_str $value + $uuid_skip;
3482	$uuid_skip = 0;	3912	$uuid_skip = 0;
…		…
3492	or return;	3922	or return;
3493		3923
3494	aio_rename "$uuid~", $uuid	3924	aio_rename "$uuid~", $uuid
3495	and return;	3925	and return;
3496		3926
3497	warn "uuid file written ($value).\n";	3927	trace "uuid file written ($value).\n";
3498		3928
3499	1	3929	1
3500		3930
3501	}	3931	}
3502		3932
…		…
3508	}	3938	}
3509		3939
3510	sub emergency_save() {	3940	sub emergency_save() {
3511	my $freeze_guard = cf::freeze_mainloop;	3941	my $freeze_guard = cf::freeze_mainloop;
3512		3942
3513	warn "emergency_perl_save: enter\n";	3943	info "emergency_perl_save: enter\n";
		3944
		3945	# this is a trade-off: we want to be very quick here, so
		3946	# save all maps without fsync, and later call a global sync
		3947	# (which in turn might be very very slow)
		3948	local $USE_FSYNC = 0;
3514		3949
3515	cf::sync_job {	3950	cf::sync_job {
3516	# this is a trade-off: we want to be very quick here, so	3951	cf::write_runtime_sync; # external watchdog should not bark
3517	# save all maps without fsync, and later call a global sync
3518	# (which in turn might be very very slow)
3519	local $USE_FSYNC = 0;
3520		3952
3521	# use a peculiar iteration method to avoid tripping on perl	3953	# use a peculiar iteration method to avoid tripping on perl
3522	# refcount bugs in for. also avoids problems with players	3954	# refcount bugs in for. also avoids problems with players
3523	# and maps saved/destroyed asynchronously.	3955	# and maps saved/destroyed asynchronously.
3524	warn "emergency_perl_save: begin player save\n";	3956	info "emergency_perl_save: begin player save\n";
3525	for my $login (keys %cf::PLAYER) {	3957	for my $login (keys %cf::PLAYER) {
3526	my $pl = $cf::PLAYER{$login} or next;	3958	my $pl = $cf::PLAYER{$login} or next;
3527	$pl->valid or next;	3959	$pl->valid or next;
3528	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3960	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3529	$pl->save;	3961	$pl->save;
3530	}	3962	}
3531	warn "emergency_perl_save: end player save\n";	3963	info "emergency_perl_save: end player save\n";
3532		3964
		3965	cf::write_runtime_sync; # external watchdog should not bark
		3966
3533	warn "emergency_perl_save: begin map save\n";	3967	info "emergency_perl_save: begin map save\n";
3534	for my $path (keys %cf::MAP) {	3968	for my $path (keys %cf::MAP) {
3535	my $map = $cf::MAP{$path} or next;	3969	my $map = $cf::MAP{$path} or next;
3536	$map->valid or next;	3970	$map->valid or next;
3537	$map->save;	3971	$map->save;
3538	}	3972	}
3539	warn "emergency_perl_save: end map save\n";	3973	info "emergency_perl_save: end map save\n";
3540		3974
		3975	cf::write_runtime_sync; # external watchdog should not bark
		3976
3541	warn "emergency_perl_save: begin database checkpoint\n";	3977	info "emergency_perl_save: begin database checkpoint\n";
3542	BDB::db_env_txn_checkpoint $DB_ENV;	3978	BDB::db_env_txn_checkpoint $DB_ENV;
3543	warn "emergency_perl_save: end database checkpoint\n";	3979	info "emergency_perl_save: end database checkpoint\n";
3544		3980
3545	warn "emergency_perl_save: begin write uuid\n";	3981	info "emergency_perl_save: begin write uuid\n";
3546	write_uuid_sync 1;	3982	write_uuid_sync 1;
3547	warn "emergency_perl_save: end write uuid\n";	3983	info "emergency_perl_save: end write uuid\n";
		3984
		3985	cf::write_runtime_sync; # external watchdog should not bark
		3986
		3987	trace "emergency_perl_save: syncing database to disk";
		3988	BDB::db_env_txn_checkpoint $DB_ENV;
		3989
		3990	info "emergency_perl_save: starting sync\n";
		3991	IO::AIO::aio_sync sub {
		3992	info "emergency_perl_save: finished sync\n";
		3993	};
		3994
		3995	cf::write_runtime_sync; # external watchdog should not bark
		3996
		3997	trace "emergency_perl_save: flushing outstanding aio requests";
		3998	while (IO::AIO::nreqs || BDB::nreqs) {
		3999	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		4000	}
		4001
		4002	cf::write_runtime_sync; # external watchdog should not bark
3548	};	4003	};
3549		4004
3550	warn "emergency_perl_save: starting sync()\n";
3551	IO::AIO::aio_sync sub {
3552	warn "emergency_perl_save: finished sync()\n";
3553	};
3554
3555	warn "emergency_perl_save: leave\n";	4005	info "emergency_perl_save: leave\n";
3556	}	4006	}
3557		4007
3558	sub post_cleanup {	4008	sub post_cleanup {
3559	my ($make_core) = @_;	4009	my ($make_core) = @_;
3560		4010
		4011	IO::AIO::flush;
		4012
3561	warn Carp::longmess "post_cleanup backtrace"	4013	error Carp::longmess "post_cleanup backtrace"
3562	if $make_core;	4014	if $make_core;
3563		4015
3564	my $fh = pidfile;	4016	my $fh = pidfile;
3565	unlink $PIDFILE if <$fh> == $$;	4017	unlink $PIDFILE if <$fh> == $$;
3566	}	4018	}
…		…
3586	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};	4038	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
3587	for my $name (keys %$leaf_symtab) {	4039	for my $name (keys %$leaf_symtab) {
3588	_gv_clear *{"$pkg$name"};	4040	_gv_clear *{"$pkg$name"};
3589	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};	4041	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
3590	}	4042	}
3591	warn "cleared package $pkg\n";#d#
3592	}	4043	}
3593		4044
3594	sub do_reload_perl() {	4045	sub do_reload_perl() {
3595	# can/must only be called in main	4046	# can/must only be called in main
3596	if ($Coro::current != $Coro::main) {	4047	unless (in_main) {
3597	warn "can only reload from main coroutine";	4048	error "can only reload from main coroutine";
3598	return;	4049	return;
3599	}	4050	}
3600		4051
3601	return if $RELOAD++;	4052	return if $RELOAD++;
3602		4053
3603	my $t1 = EV::time;	4054	my $t1 = AE::time;
3604		4055
3605	while ($RELOAD) {	4056	while ($RELOAD) {
3606	warn "reloading...";	4057	cf::get_slot 0.1, -1, "reload_perl";
		4058	info "perl_reload: reloading...";
3607		4059
3608	warn "entering sync_job";	4060	trace "perl_reload: entering sync_job";
3609		4061
3610	cf::sync_job {	4062	cf::sync_job {
3611	cf::write_runtime_sync; # external watchdog should not bark
3612	cf::emergency_save;	4063	#cf::emergency_save;
3613	cf::write_runtime_sync; # external watchdog should not bark
3614		4064
3615	warn "syncing database to disk";
3616	BDB::db_env_txn_checkpoint $DB_ENV;
3617
3618	# if anything goes wrong in here, we should simply crash as we already saved
3619
3620	warn "flushing outstanding aio requests";
3621	while (IO::AIO::nreqs || BDB::nreqs) {
3622	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3623	}
3624
3625	warn "cancelling all extension coros";	4065	trace "perl_reload: cancelling all extension coros";
3626	$_->cancel for values %EXT_CORO;	4066	$_->cancel for values %EXT_CORO;
3627	%EXT_CORO = ();	4067	%EXT_CORO = ();
3628		4068
3629	warn "removing commands";	4069	trace "perl_reload: removing commands";
3630	%COMMAND = ();	4070	%COMMAND = ();
3631		4071
3632	warn "removing ext/exti commands";	4072	trace "perl_reload: removing ext/exti commands";
3633	%EXTCMD = ();	4073	%EXTCMD = ();
3634	%EXTICMD = ();	4074	%EXTICMD = ();
3635		4075
3636	warn "unloading/nuking all extensions";	4076	trace "perl_reload: unloading/nuking all extensions";
3637	for my $pkg (@EXTS) {	4077	for my $pkg (@EXTS) {
3638	warn "... unloading $pkg";	4078	trace "... unloading $pkg";
3639		4079
3640	if (my $cb = $pkg->can ("unload")) {	4080	if (my $cb = $pkg->can ("unload")) {
3641	eval {	4081	eval {
3642	$cb->($pkg);	4082	$cb->($pkg);
3643	1	4083	1
3644	} or warn "$pkg unloaded, but with errors: $@";	4084	} or error "$pkg unloaded, but with errors: $@";
3645	}	4085	}
3646		4086
3647	warn "... clearing $pkg";	4087	trace "... clearing $pkg";
3648	clear_package $pkg;	4088	clear_package $pkg;
3649	}	4089	}
3650		4090
3651	warn "unloading all perl modules loaded from $LIBDIR";	4091	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3652	while (my ($k, $v) = each %INC) {	4092	while (my ($k, $v) = each %INC) {
3653	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4093	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3654		4094
3655	warn "... unloading $k";	4095	trace "... unloading $k";
3656	delete $INC{$k};	4096	delete $INC{$k};
3657		4097
3658	$k =~ s/\.pm$//;	4098	$k =~ s/\.pm$//;
3659	$k =~ s/\//::/g;	4099	$k =~ s/\//::/g;
3660		4100
…		…
3663	}	4103	}
3664		4104
3665	clear_package $k;	4105	clear_package $k;
3666	}	4106	}
3667		4107
3668	warn "getting rid of safe::, as good as possible";	4108	trace "perl_reload: getting rid of safe::, as good as possible";
3669	clear_package "safe::$_"	4109	clear_package "safe::$_"
3670	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4110	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3671		4111
3672	warn "unloading cf.pm \"a bit\"";	4112	trace "perl_reload: unloading cf.pm \"a bit\"";
3673	delete $INC{"cf.pm"};	4113	delete $INC{"cf.pm"};
3674	delete $INC{"cf/pod.pm"};	4114	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3675		4115
3676	# don't, removes xs symbols, too,	4116	# don't, removes xs symbols, too,
3677	# and global variables created in xs	4117	# and global variables created in xs
3678	#clear_package __PACKAGE__;	4118	#clear_package __PACKAGE__;
3679		4119
3680	warn "unload completed, starting to reload now";	4120	info "perl_reload: unload completed, starting to reload now";
3681		4121
3682	warn "reloading cf.pm";	4122	trace "perl_reload: reloading cf.pm";
3683	require cf;	4123	require cf;
3684	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4124	cf::_connect_to_perl_1;
3685		4125
3686	warn "loading config and database again";	4126	trace "perl_reload: loading config and database again";
3687	cf::reload_config;	4127	cf::reload_config;
3688		4128
3689	warn "loading extensions";	4129	trace "perl_reload: loading extensions";
3690	cf::load_extensions;	4130	cf::load_extensions;
3691		4131
3692	if ($REATTACH_ON_RELOAD) {	4132	if ($REATTACH_ON_RELOAD) {
3693	warn "reattaching attachments to objects/players";	4133	trace "perl_reload: reattaching attachments to objects/players";
3694	_global_reattach; # objects, sockets	4134	_global_reattach; # objects, sockets
3695	warn "reattaching attachments to maps";	4135	trace "perl_reload: reattaching attachments to maps";
3696	reattach $_ for values %MAP;	4136	reattach $_ for values %MAP;
3697	warn "reattaching attachments to players";	4137	trace "perl_reload: reattaching attachments to players";
3698	reattach $_ for values %PLAYER;	4138	reattach $_ for values %PLAYER;
3699	}	4139	}
3700		4140
3701	warn "running post_init jobs";	4141	cf::_post_init 1;
3702	(pop @POST_INIT)->(1) while @POST_INIT;
3703		4142
3704	warn "leaving sync_job";	4143	trace "perl_reload: leaving sync_job";
3705		4144
3706	1	4145	1
3707	} or do {	4146	} or do {
3708	warn $@;	4147	error $@;
3709	cf::cleanup "error while reloading, exiting.";	4148	cf::cleanup "perl_reload: error, exiting.";
3710	};	4149	};
3711		4150
3712	warn "reloaded";
3713	--$RELOAD;	4151	--$RELOAD;
3714	}	4152	}
3715		4153
3716	$t1 = EV::time - $t1;	4154	$t1 = AE::time - $t1;
3717	warn "reload completed in ${t1}s\n";	4155	info "perl_reload: completed in ${t1}s\n";
3718	};	4156	};
3719		4157
3720	our $RELOAD_WATCHER; # used only during reload	4158	our $RELOAD_WATCHER; # used only during reload
3721		4159
3722	sub reload_perl() {	4160	sub reload_perl() {
…		…
3724	# coro crashes during coro_state_free->destroy here.	4162	# coro crashes during coro_state_free->destroy here.
3725		4163
3726	$RELOAD_WATCHER ||= cf::async {	4164	$RELOAD_WATCHER ||= cf::async {
3727	Coro::AIO::aio_wait cache_extensions;	4165	Coro::AIO::aio_wait cache_extensions;
3728		4166
3729	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {	4167	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3730	do_reload_perl;	4168	do_reload_perl;
3731	undef $RELOAD_WATCHER;	4169	undef $RELOAD_WATCHER;
3732	};	4170	};
3733	};	4171	};
3734	}	4172	}
…		…
3743	reload_perl;	4181	reload_perl;
3744	};	4182	};
3745	}	4183	}
3746	};	4184	};
3747		4185
3748	unshift @INC, $LIBDIR;	4186	#############################################################################
3749		4187
3750	my $bug_warning = 0;	4188	my $bug_warning = 0;
3751		4189
3752	our @WAIT_FOR_TICK;
3753	our @WAIT_FOR_TICK_BEGIN;
3754
3755	sub wait_for_tick {	4190	sub wait_for_tick() {
3756	return if tick_inhibit || $Coro::current == $Coro::main;	4191	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3757		4192
3758	my $signal = new Coro::Signal;	4193	$WAIT_FOR_TICK->wait;
3759	push @WAIT_FOR_TICK, $signal;
3760	$signal->wait;
3761	}	4194	}
3762		4195
3763	sub wait_for_tick_begin {	4196	sub wait_for_tick_begin() {
3764	return if tick_inhibit || $Coro::current == $Coro::main;	4197	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3765		4198
3766	my $signal = new Coro::Signal;	4199	my $signal = new Coro::Signal;
3767	push @WAIT_FOR_TICK_BEGIN, $signal;	4200	push @WAIT_FOR_TICK_BEGIN, $signal;
3768	$signal->wait;	4201	$signal->wait;
3769	}	4202	}
…		…
3773	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4206	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3774	unless ++$bug_warning > 10;	4207	unless ++$bug_warning > 10;
3775	return;	4208	return;
3776	}	4209	}
3777		4210
3778	cf::server_tick; # one server iteration	4211	cf::one_tick; # one server iteration
		4212
		4213	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3779		4214
3780	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4215	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3781	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	4216	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3782	Coro::async_pool {	4217	Coro::async_pool {
3783	$Coro::current->{desc} = "runtime saver";	4218	$Coro::current->{desc} = "runtime saver";
3784	write_runtime_sync	4219	write_runtime_sync
3785	or warn "ERROR: unable to write runtime file: $!";	4220	or error "ERROR: unable to write runtime file: $!";
3786	};	4221	};
3787	}	4222	}
3788		4223
3789	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4224	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3790	$sig->send;	4225	$sig->send;
3791	}	4226	}
3792	while (my $sig = shift @WAIT_FOR_TICK) {	4227	$WAIT_FOR_TICK->broadcast;
3793	$sig->send;
3794	}
3795		4228
3796	$LOAD = ($NOW - $TICK_START) / $TICK;	4229	$LOAD = ($NOW - $TICK_START) / $TICK;
3797	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4230	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3798		4231
3799	if (0) {	4232	if (0) {
3800	if ($NEXT_TICK) {	4233	if ($NEXT_TICK) {
3801	my $jitter = $TICK_START - $NEXT_TICK;	4234	my $jitter = $TICK_START - $NEXT_TICK;
3802	$JITTER = $JITTER * 0.75 + $jitter * 0.25;	4235	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
3803	warn "jitter $JITTER\n";#d#	4236	debug "jitter $JITTER\n";#d#
3804	}	4237	}
3805	}	4238	}
3806	}	4239	}
3807		4240
3808	{	4241	{
3809	# configure BDB	4242	# configure BDB
3810		4243
3811	BDB::min_parallel 8;	4244	BDB::min_parallel 16;
3812	BDB::max_poll_reqs $TICK * 0.1;	4245	BDB::max_poll_reqs $TICK * 0.1;
3813	$AnyEvent::BDB::WATCHER->priority (1);	4246	#$AnyEvent::BDB::WATCHER->priority (1);
3814		4247
3815	unless ($DB_ENV) {	4248	unless ($DB_ENV) {
3816	$DB_ENV = BDB::db_env_create;	4249	$DB_ENV = BDB::db_env_create;
3817	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);	4250	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3818	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;	4251	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
…		…
3853	IO::AIO::min_parallel 8;	4286	IO::AIO::min_parallel 8;
3854	IO::AIO::max_poll_time $TICK * 0.1;	4287	IO::AIO::max_poll_time $TICK * 0.1;
3855	undef $AnyEvent::AIO::WATCHER;	4288	undef $AnyEvent::AIO::WATCHER;
3856	}	4289	}
3857		4290
3858	my $_log_backtrace;	4291	our $_log_backtrace;
		4292	our $_log_backtrace_last;
3859		4293
3860	sub _log_backtrace {	4294	sub _log_backtrace {
3861	my ($msg, @addr) = @_;	4295	my ($msg, @addr) = @_;
3862		4296
3863	$msg =~ s/\n//;	4297	$msg =~ s/\n$//;
3864		4298
		4299	if ($_log_backtrace_last eq $msg) {
		4300	LOG llevInfo, "[ABT] $msg\n";
		4301	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3865	# limit the # of concurrent backtraces	4302	# limit the # of concurrent backtraces
3866	if ($_log_backtrace < 2) {	4303	} elsif ($_log_backtrace < 2) {
		4304	$_log_backtrace_last = $msg;
3867	++$_log_backtrace;	4305	++$_log_backtrace;
3868	my $perl_bt = Carp::longmess $msg;	4306	my $perl_bt = Carp::longmess $msg;
3869	async {	4307	async {
3870	$Coro::current->{desc} = "abt $msg";	4308	$Coro::current->{desc} = "abt $msg";
3871		4309
…		…
3891	LOG llevInfo, "[ABT] $_\n" for @bt;	4329	LOG llevInfo, "[ABT] $_\n" for @bt;
3892	--$_log_backtrace;	4330	--$_log_backtrace;
3893	};	4331	};
3894	} else {	4332	} else {
3895	LOG llevInfo, "[ABT] $msg\n";	4333	LOG llevInfo, "[ABT] $msg\n";
3896	LOG llevInfo, "[ABT] [suppressed]\n";	4334	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3897	}	4335	}
3898	}	4336	}
3899		4337
3900	# load additional modules	4338	# load additional modules
3901	use cf::pod;	4339	require "cf/$_.pm" for @EXTRA_MODULES;
		4340	cf::_connect_to_perl_2;
3902		4341
3903	END { cf::emergency_save }	4342	END { cf::emergency_save }
3904		4343
3905	1	4344	1
3906		4345

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