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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.375 by root, Sun Sep 30 20:22:21 2007 UTC vs.
Revision 1.573 by root, Sun May 8 12:40:42 2011 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008,2009,2010,2011 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify it under
		7	# the terms of the Affero GNU General Public License as published by the
		8	# Free Software Foundation, either version 3 of the License, or (at your
		9	# option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the Affero GNU General Public License
		17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
		19	#
		20	# The authors can be reached via e-mail to <support@deliantra.net>
		21	#
		22
1	package cf;	23	package cf;
2		24
3	use utf8;	25	use common::sense;
4	use strict;
5		26
6	use Symbol;	27	use Symbol;
7	use List::Util;	28	use List::Util;
8	use Socket;	29	use Socket;
9	use Storable;	30	use EV;
10	use Event;
11	use Opcode;	31	use Opcode;
12	use Safe;	32	use Safe;
13	use Safe::Hole;	33	use Safe::Hole;
		34	use Storable ();
		35	use Carp ();
14		36
		37	use Guard ();
15	use Coro 3.64 ();	38	use Coro ();
16	use Coro::State;	39	use Coro::State;
17	use Coro::Handle;	40	use Coro::Handle;
		41	use Coro::EV;
18	use Coro::Event;	42	use Coro::AnyEvent;
19	use Coro::Timer;	43	use Coro::Timer;
20	use Coro::Signal;	44	use Coro::Signal;
21	use Coro::Semaphore;	45	use Coro::Semaphore;
		46	use Coro::SemaphoreSet;
		47	use Coro::AnyEvent;
22	use Coro::AIO;	48	use Coro::AIO;
		49	use Coro::BDB 1.6;
23	use Coro::Storable;	50	use Coro::Storable;
24	use Coro::Util ();	51	use Coro::Util ();
25		52
26	use JSON::XS ();	53	use JSON::XS 2.01 ();
27	use BDB ();	54	use BDB ();
28	use Data::Dumper;	55	use Data::Dumper;
29	use Digest::MD5;
30	use Fcntl;	56	use Fcntl;
31	use YAML::Syck ();	57	use YAML::XS ();
32	use IO::AIO 2.32 ();	58	use IO::AIO ();
33	use Time::HiRes;	59	use Time::HiRes;
34	use Compress::LZF;	60	use Compress::LZF;
35	use Digest::MD5 ();	61	use Digest::MD5 ();
		62
		63	AnyEvent::detect;
36		64
37	# configure various modules to our taste	65	# configure various modules to our taste
38	#	66	#
39	$Storable::canonical = 1; # reduce rsync transfers	67	$Storable::canonical = 1; # reduce rsync transfers
40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	68	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		69
		70	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		71
		72	# make sure c-lzf reinitialises itself
		73	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
41	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	74	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42		75
43	$Event::Eval = 1; # no idea why this is required, but it is	76	# strictly for debugging
44		77	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
45	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
46	$YAML::Syck::ImplicitUnicode = 1;
47
48	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
49		78
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	79	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
		80
		81	our @ORIG_INC;
51		82
52	our %COMMAND = ();	83	our %COMMAND = ();
53	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
54		85
55	our @EXTS = (); # list of extension package names	86	our @EXTS = (); # list of extension package names
56	our %EXTCMD = ();	87	our %EXTCMD = ();
57	our %EXTICMD = ();	88	our %EXTICMD = ();
58	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
59	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
60		91
61	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
62	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
63		96
64	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
		98
65	our $DATADIR = datadir;	99	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	100	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	101	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	102	our $MAPDIR = "$DATADIR/" . mapdir;
		103
69	our $LOCALDIR = localdir;	104	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	105	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	106	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	107	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	108	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	109	our $BDBDIR = "$LOCALDIR/db";
		110	our $PIDFILE = "$LOCALDIR/pid";
		111	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		112
		113	our %RESOURCE; # unused
		114
		115	our $OUTPUT_RATE_MIN = 3000;
		116	our $OUTPUT_RATE_MAX = 1000000;
		117
		118	our $MAX_LINKS = 32; # how many chained exits to follow
		119	our $VERBOSE_IO = 1;
75		120
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	121	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
77	our $TICK_WATCHER;
78	our $AIO_POLL_WATCHER;
79	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	122	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	123	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	124	our $USE_FSYNC = 1; # use fsync to write maps - default on
83		125
84	our $BDB_POLL_WATCHER;
85	our $BDB_DEADLOCK_WATCHER;	126	our $BDB_DEADLOCK_WATCHER;
86	our $BDB_CHECKPOINT_WATCHER;	127	our $BDB_CHECKPOINT_WATCHER;
87	our $BDB_TRICKLE_WATCHER;	128	our $BDB_TRICKLE_WATCHER;
88	our $DB_ENV;	129	our $DB_ENV;
89		130
		131	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		132
90	our %CFG;	133	our %CFG;
91		134
92	our $UPTIME; $UPTIME ||= time;	135	our $UPTIME; $UPTIME ||= time;
93	our $RUNTIME;	136	our $RUNTIME = 0;
		137	our $SERVER_TICK = 0;
		138	our $NOW;
94		139
95	our (%PLAYER, %PLAYER_LOADING); # all users	140	our (%PLAYER, %PLAYER_LOADING); # all users
96	our (%MAP, %MAP_LOADING ); # all maps	141	our (%MAP, %MAP_LOADING ); # all maps
97	our $LINK_MAP; # the special {link} map, which is always available	142	our $LINK_MAP; # the special {link} map, which is always available
98		143
99	# used to convert map paths into valid unix filenames by replacing / by ∕	144	# used to convert map paths into valid unix filenames by replacing / by ∕
100	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	145	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
101		146
102	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	147	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
103	our $LOADAVG; # same thing, but with alpha-smoothing	148	our $LOADAVG; # same thing, but with alpha-smoothing
		149	our $JITTER; # average jitter
104	our $tick_start; # for load detecting purposes	150	our $TICK_START; # for load detecting purposes
		151
		152	our @POST_INIT;
		153
		154	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		155	our $REALLY_UNLOOP; # never set to true, please :)
		156
		157	our $WAIT_FOR_TICK = new Coro::Signal;
		158	our @WAIT_FOR_TICK_BEGIN;
105		159
106	binmode STDOUT;	160	binmode STDOUT;
107	binmode STDERR;	161	binmode STDERR;
108		162
109	# read virtual server time, if available	163	# read virtual server time, if available
110	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	164	unless ($RUNTIME || !-e $RUNTIMEFILE) {
111	open my $fh, "<", "$LOCALDIR/runtime"	165	open my $fh, "<", $RUNTIMEFILE
112	or die "unable to read runtime file: $!";	166	or die "unable to read $RUNTIMEFILE file: $!";
113	$RUNTIME = <$fh> + 0.;	167	$RUNTIME = <$fh> + 0.;
114	}	168	}
		169
		170	eval "sub TICK() { $TICK } 1" or die;
115		171
116	mkdir $_	172	mkdir $_
117	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	173	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
118		174
119	our $EMERGENCY_POSITION;	175	our $EMERGENCY_POSITION;
120		176
121	sub cf::map::normalise;	177	sub cf::map::normalise;
122		178
		179	sub in_main() {
		180	$Coro::current == $Coro::main
		181	}
		182
123	#############################################################################	183	#############################################################################
124		184
		185	%REFLECT = ();
		186	for (@REFLECT) {
		187	my $reflect = JSON::XS::decode_json $_;
		188	$REFLECT{$reflect->{class}} = $reflect;
		189	}
		190
		191	# this is decidedly evil
		192	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
		193
		194	#############################################################################
		195
125	=head2 GLOBAL VARIABLES	196	=head2 GLOBAL VARIABLES
126		197
127	=over 4	198	=over 4
128		199
129	=item $cf::UPTIME	200	=item $cf::UPTIME
130		201
131	The timestamp of the server start (so not actually an uptime).	202	The timestamp of the server start (so not actually an "uptime").
		203
		204	=item $cf::SERVER_TICK
		205
		206	An unsigned integer that starts at zero when the server is started and is
		207	incremented on every tick.
		208
		209	=item $cf::NOW
		210
		211	The (real) time of the last (current) server tick - updated before and
		212	after tick processing, so this is useful only as a rough "what time is it
		213	now" estimate.
		214
		215	=item $cf::TICK
		216
		217	The interval between each server tick, in seconds.
132		218
133	=item $cf::RUNTIME	219	=item $cf::RUNTIME
134		220
135	The time this server has run, starts at 0 and is increased by $cf::TICK on	221	The time this server has run, starts at 0 and is increased by $cf::TICK on
136	every server tick.	222	every server tick.
…		…
142	Various directories - "/etc", read-only install directory, perl-library	228	Various directories - "/etc", read-only install directory, perl-library
143	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	229	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
144	unique-items directory, player file directory, random maps directory and	230	unique-items directory, player file directory, random maps directory and
145	database environment.	231	database environment.
146		232
147	=item $cf::NOW
148
149	The time of the last (current) server tick.
150
151	=item $cf::TICK
152
153	The interval between server ticks, in seconds.
154
155	=item $cf::LOADAVG	233	=item $cf::LOADAVG
156		234
157	The current CPU load on the server (alpha-smoothed), as a value between 0	235	The current CPU load on the server (alpha-smoothed), as a value between 0
158	(none) and 1 (overloaded), indicating how much time is spent on processing	236	(none) and 1 (overloaded), indicating how much time is spent on processing
159	objects per tick. Healthy values are < 0.5.	237	objects per tick. Healthy values are < 0.5.
…		…
162		240
163	The raw value load value from the last tick.	241	The raw value load value from the last tick.
164		242
165	=item %cf::CFG	243	=item %cf::CFG
166		244
167	Configuration for the server, loaded from C</etc/crossfire/config>, or	245	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
168	from wherever your confdir points to.	246	from wherever your confdir points to.
169		247
170	=item cf::wait_for_tick, cf::wait_for_tick_begin	248	=item cf::wait_for_tick, cf::wait_for_tick_begin
171		249
172	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	250	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
173	returns directly I<after> the tick processing (and consequently, can only wake one process	251	returns directly I<after> the tick processing (and consequently, can only wake one thread
174	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	252	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
175		253
		254	Note that cf::Wait_for_tick will immediately return when the server is not
		255	ticking, making it suitable for small pauses in threads that need to run
		256	when the server is paused. If that is not applicable (i.e. you I<really>
		257	want to wait, use C<$cf::WAIT_FOR_TICK>).
		258
		259	=item $cf::WAIT_FOR_TICK
		260
		261	Note that C<cf::wait_for_tick> is probably the correct thing to use. This
		262	variable contains a L<Coro::Signal> that is broadcats after every server
		263	tick. Calling C<< ->wait >> on it will suspend the caller until after the
		264	next server tick.
		265
		266	=cut
		267
		268	sub wait_for_tick();
		269	sub wait_for_tick_begin();
		270
176	=item @cf::INVOKE_RESULTS	271	=item @cf::INVOKE_RESULTS
177		272
178	This array contains the results of the last C<invoke ()> call. When	273	This array contains the results of the last C<invoke ()> call. When
179	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	274	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
180	that call.	275	that call.
181		276
		277	=item %cf::REFLECT
		278
		279	Contains, for each (C++) class name, a hash reference with information
		280	about object members (methods, scalars, arrays and flags) and other
		281	metadata, which is useful for introspection.
		282
182	=back	283	=back
183		284
184	=cut	285	=cut
185		286
186	BEGIN {	287	sub error(@) { LOG llevError, join "", @_ }
187	*CORE::GLOBAL::warn = sub {	288	sub warn (@) { LOG llevWarn , join "", @_ }
		289	sub info (@) { LOG llevInfo , join "", @_ }
		290	sub debug(@) { LOG llevDebug, join "", @_ }
		291	sub trace(@) { LOG llevTrace, join "", @_ }
		292
		293	$Coro::State::WARNHOOK = sub {
188	my $msg = join "", @_;	294	my $msg = join "", @_;
189		295
190	$msg .= "\n"	296	$msg .= "\n"
191	unless $msg =~ /\n$/;	297	unless $msg =~ /\n$/;
192		298
193	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	299	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
194		300
195	LOG llevError, $msg;	301	LOG llevWarn, $msg;
196	};	302	};
197	}	303
		304	$Coro::State::DIEHOOK = sub {
		305	return unless $^S eq 0; # "eq", not "=="
		306
		307	error Carp::longmess $_[0];
		308
		309	if (in_main) {#d#
		310	error "DIEHOOK called in main context, Coro bug?\n";#d#
		311	return;#d#
		312	}#d#
		313
		314	# kill coroutine otherwise
		315	Coro::terminate
		316	};
198		317
199	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	318	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
200	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	319	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
201	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	320	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
202	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	321	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
209	for my $pkg (qw(	328	for my $pkg (qw(
210	cf::global cf::attachable	329	cf::global cf::attachable
211	cf::object cf::object::player	330	cf::object cf::object::player
212	cf::client cf::player	331	cf::client cf::player
213	cf::arch cf::living	332	cf::arch cf::living
		333	cf::map cf::mapspace
214	cf::map cf::party cf::region	334	cf::party cf::region
215	)) {	335	)) {
216	no strict 'refs';
217	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	336	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
218	}	337	}
219		338
220	$Event::DIED = sub {	339	$EV::DIED = sub {
221	warn "error in event callback: @_";	340	Carp::cluck "error in event callback: @_";
222	};	341	};
		342
		343	#############################################################################
		344
		345	sub fork_call(&@);
		346	sub get_slot($;$$);
223		347
224	#############################################################################	348	#############################################################################
225		349
226	=head2 UTILITY FUNCTIONS	350	=head2 UTILITY FUNCTIONS
227		351
…		…
248	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	372	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
249	$d	373	$d
250	} || "[unable to dump $_[0]: '$@']";	374	} || "[unable to dump $_[0]: '$@']";
251	}	375	}
252		376
		377	=item $scalar = load_file $path
		378
		379	Loads the given file from path and returns its contents. Croaks on error
		380	and can block.
		381
		382	=cut
		383
		384	sub load_file($) {
		385	0 <= aio_load $_[0], my $data
		386	or Carp::croak "$_[0]: $!";
		387
		388	$data
		389	}
		390
253	=item $ref = cf::from_json $json	391	=item $ref = cf::decode_json $json
254		392
255	Converts a JSON string into the corresponding perl data structure.	393	Converts a JSON string into the corresponding perl data structure.
256		394
257	=item $json = cf::to_json $ref	395	=item $json = cf::encode_json $ref
258		396
259	Converts a perl data structure into its JSON representation.	397	Converts a perl data structure into its JSON representation.
260		398
261	=cut	399	=cut
262		400
263	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	401	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
264		402
265	sub to_json ($) { $json_coder->encode ($_[0]) }	403	sub encode_json($) { $json_coder->encode ($_[0]) }
266	sub from_json ($) { $json_coder->decode ($_[0]) }	404	sub decode_json($) { $json_coder->decode ($_[0]) }
		405
		406	=item $ref = cf::decode_storable $scalar
		407
		408	Same as Coro::Storable::thaw, so blocks.
		409
		410	=cut
		411
		412	BEGIN { *decode_storable = \&Coro::Storable::thaw }
		413
		414	=item $ref = cf::decode_yaml $scalar
		415
		416	Same as YAML::XS::Load, but doesn't leak, because it forks (and thus blocks).
		417
		418	=cut
		419
		420	sub decode_yaml($) {
		421	fork_call { YAML::XS::Load $_[0] } @_
		422	}
		423
		424	=item $scalar = cf::unlzf $scalar
		425
		426	Same as Compress::LZF::compress, but takes server ticks into account, so
		427	blocks.
		428
		429	=cut
		430
		431	sub unlzf($) {
		432	# we assume 100mb/s minimum decompression speed (noncompressible data on a ~2ghz machine)
		433	cf::get_slot +(length $_[0]) / 100_000_000, 0, "unlzf";
		434	Compress::LZF::decompress $_[0]
		435	}
		436
		437	=item cf::post_init { BLOCK }
		438
		439	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		440	but I<before> the server starts ticking again.
		441
		442	The codeblock will have a single boolean argument to indicate whether this
		443	is a reload or not.
		444
		445	=cut
		446
		447	sub post_init(&) {
		448	push @POST_INIT, shift;
		449	}
		450
		451	sub _post_init {
		452	trace "running post_init jobs";
		453
		454	# run them in parallel...
		455
		456	my @join;
		457
		458	while () {
		459	push @join, map &Coro::async ($_, 0), @POST_INIT;
		460	@POST_INIT = ();
		461
		462	@join or last;
		463
		464	(pop @join)->join;
		465	}
		466	}
267		467
268	=item cf::lock_wait $string	468	=item cf::lock_wait $string
269		469
270	Wait until the given lock is available. See cf::lock_acquire.	470	Wait until the given lock is available. See cf::lock_acquire.
271		471
272	=item my $lock = cf::lock_acquire $string	472	=item my $lock = cf::lock_acquire $string
273		473
274	Wait until the given lock is available and then acquires it and returns	474	Wait until the given lock is available and then acquires it and returns
275	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	475	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
276	for example when the coroutine gets canceled), the lock is automatically	476	for example when the coroutine gets canceled), the lock is automatically
277	returned.	477	returned.
278		478
279	Locks are *not* recursive, locking from the same coro twice results in a	479	Locks are *not* recursive, locking from the same coro twice results in a
280	deadlocked coro.	480	deadlocked coro.
…		…
286		486
287	Return true if the lock is currently active, i.e. somebody has locked it.	487	Return true if the lock is currently active, i.e. somebody has locked it.
288		488
289	=cut	489	=cut
290		490
291	our %LOCK;	491	our $LOCKS = new Coro::SemaphoreSet;
292	our %LOCKER;#d#
293		492
294	sub lock_wait($) {	493	sub lock_wait($) {
295	my ($key) = @_;	494	$LOCKS->wait ($_[0]);
296
297	if ($LOCKER{$key} == $Coro::current) {#d#
298	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
299	return;#d#
300	}#d#
301
302	# wait for lock, if any
303	while ($LOCK{$key}) {
304	push @{ $LOCK{$key} }, $Coro::current;
305	Coro::schedule;
306	}
307	}	495	}
308		496
309	sub lock_acquire($) {	497	sub lock_acquire($) {
310	my ($key) = @_;	498	$LOCKS->guard ($_[0])
311
312	# wait, to be sure we are not locked
313	lock_wait $key;
314
315	$LOCK{$key} = [];
316	$LOCKER{$key} = $Coro::current;#d#
317
318	Coro::guard {
319	delete $LOCKER{$key};#d#
320	# wake up all waiters, to be on the safe side
321	$_->ready for @{ delete $LOCK{$key} };
322	}
323	}	499	}
324		500
325	sub lock_active($) {	501	sub lock_active($) {
326	my ($key) = @_;	502	$LOCKS->count ($_[0]) < 1
327
328	! ! $LOCK{$key}
329	}	503	}
330		504
331	sub freeze_mainloop {	505	sub freeze_mainloop {
332	return unless $TICK_WATCHER->is_active;	506	tick_inhibit_inc;
333		507
334	my $guard = Coro::guard {	508	&Guard::guard (\&tick_inhibit_dec);
335	$TICK_WATCHER->start;	509	}
336	};	510
337	$TICK_WATCHER->stop;	511	=item cf::periodic $interval, $cb
338	$guard	512
		513	Like EV::periodic, but randomly selects a starting point so that the actions
		514	get spread over time.
		515
		516	=cut
		517
		518	sub periodic($$) {
		519	my ($interval, $cb) = @_;
		520
		521	my $start = rand List::Util::min 180, $interval;
		522
		523	EV::periodic $start, $interval, 0, $cb
339	}	524	}
340		525
341	=item cf::get_slot $time[, $priority[, $name]]	526	=item cf::get_slot $time[, $priority[, $name]]
342		527
343	Allocate $time seconds of blocking CPU time at priority C<$priority>:	528	Allocate $time seconds of blocking CPU time at priority C<$priority>
344	This call blocks and returns only when you have at least C<$time> seconds	529	(default: 0): This call blocks and returns only when you have at least
345	of cpu time till the next tick. The slot is only valid till the next cede.	530	C<$time> seconds of cpu time till the next tick. The slot is only valid
		531	till the next cede.
		532
		533	Background jobs should use a priority les than zero, interactive jobs
		534	should use 100 or more.
346		535
347	The optional C<$name> can be used to identify the job to run. It might be	536	The optional C<$name> can be used to identify the job to run. It might be
348	used for statistical purposes and should identify the same time-class.	537	used for statistical purposes and should identify the same time-class.
349		538
350	Useful for short background jobs.	539	Useful for short background jobs.
351		540
352	=cut	541	=cut
353		542
354	our @SLOT_QUEUE;	543	our @SLOT_QUEUE;
355	our $SLOT_QUEUE;	544	our $SLOT_QUEUE;
		545	our $SLOT_DECAY = 0.9;
356		546
357	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	547	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
358	$SLOT_QUEUE = Coro::async {	548	$SLOT_QUEUE = Coro::async {
359	$Coro::current->desc ("timeslot manager");	549	$Coro::current->desc ("timeslot manager");
360		550
361	my $signal = new Coro::Signal;	551	my $signal = new Coro::Signal;
		552	my $busy;
362		553
363	while () {	554	while () {
364	next_job:	555	next_job:
		556
365	my $avail = cf::till_tick;	557	my $avail = cf::till_tick;
366	if ($avail > 0.01) {	558
367	for (0 .. $#SLOT_QUEUE) {	559	for (0 .. $#SLOT_QUEUE) {
368	if ($SLOT_QUEUE[$_][0] < $avail) {	560	if ($SLOT_QUEUE[$_][0] <= $avail) {
		561	$busy = 0;
369	my $job = splice @SLOT_QUEUE, $_, 1, ();	562	my $job = splice @SLOT_QUEUE, $_, 1, ();
370	$job->[2]->send;	563	$job->[2]->send;
371	Coro::cede;	564	Coro::cede;
372	goto next_job;	565	goto next_job;
373	}	566	} else {
		567	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
374	}	568	}
375	}	569	}
376		570
377	if (@SLOT_QUEUE) {	571	if (@SLOT_QUEUE) {
378	# we do not use wait_For_tick() as it returns immediately when tick is inactive	572	# we do not use wait_for_tick() as it returns immediately when tick is inactive
379	push @cf::WAIT_FOR_TICK, $signal;	573	$WAIT_FOR_TICK->wait;
380	$signal->wait;
381	} else {	574	} else {
		575	$busy = 0;
382	Coro::schedule;	576	Coro::schedule;
383	}	577	}
384	}	578	}
385	};	579	};
386		580
387	sub get_slot($;$$) {	581	sub get_slot($;$$) {
		582	return if tick_inhibit || $Coro::current == $Coro::main;
		583
388	my ($time, $pri, $name) = @_;	584	my ($time, $pri, $name) = @_;
389		585
390	$time = $TICK * .6 if $time > $TICK * .6;	586	$time = clamp $time, 0.01, $TICK * .6;
		587
391	my $sig = new Coro::Signal;	588	my $sig = new Coro::Signal;
392		589
393	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	590	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
394	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	591	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
395	$SLOT_QUEUE->ready;	592	$SLOT_QUEUE->ready;
…		…
406		603
407	BEGIN { *async = \&Coro::async_pool }	604	BEGIN { *async = \&Coro::async_pool }
408		605
409	=item cf::sync_job { BLOCK }	606	=item cf::sync_job { BLOCK }
410		607
411	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	608	The design of Deliantra requires that the main coroutine ($Coro::main)
412	is always able to handle events or runnable, as Crossfire TRT is only	609	is always able to handle events or runnable, as Deliantra is only
413	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	610	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
414	acceptable.	611	acceptable.
415		612
416	If it must be done, put the blocking parts into C<sync_job>. This will run	613	If it must be done, put the blocking parts into C<sync_job>. This will run
417	the given BLOCK in another coroutine while waiting for the result. The	614	the given BLOCK in another coroutine while waiting for the result. The
…		…
421	=cut	618	=cut
422		619
423	sub sync_job(&) {	620	sub sync_job(&) {
424	my ($job) = @_;	621	my ($job) = @_;
425		622
426	if ($Coro::current == $Coro::main) {	623	if (in_main) {
427	my $time = Event::time;	624	my $time = AE::time;
428		625
429	# this is the main coro, too bad, we have to block	626	# this is the main coro, too bad, we have to block
430	# till the operation succeeds, freezing the server :/	627	# till the operation succeeds, freezing the server :/
431		628
432	# TODO: use suspend/resume instead	629	#LOG llevError, Carp::longmess "sync job";#d#
433	# (but this is cancel-safe)	630
434	my $freeze_guard = freeze_mainloop;	631	my $freeze_guard = freeze_mainloop;
435		632
436	my $busy = 1;	633	my $busy = 1;
437	my @res;	634	my @res;
438		635
439	(async {	636	(async {
440	$Coro::current->desc ("sync job coro");	637	$Coro::current->desc ("sync job coro");
441	@res = eval { $job->() };	638	@res = eval { $job->() };
442	warn $@ if $@;	639	error $@ if $@;
443	undef $busy;	640	undef $busy;
444	})->prio (Coro::PRIO_MAX);	641	})->prio (Coro::PRIO_MAX);
445		642
446	while ($busy) {	643	while ($busy) {
447	Coro::cede or Event::one_event;	644	if (Coro::nready) {
		645	Coro::cede_notself;
		646	} else {
		647	EV::loop EV::LOOP_ONESHOT;
448	}	648	}
		649	}
449		650
450	$time = Event::time - $time;	651	my $time = AE::time - $time;
451		652
452	LOG llevError | logBacktrace, Carp::longmess "long sync job"
453	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
454
455	$tick_start += $time; # do not account sync jobs to server load	653	$TICK_START += $time; # do not account sync jobs to server load
456		654
457	wantarray ? @res : $res[0]	655	wantarray ? @res : $res[0]
458	} else {	656	} else {
459	# we are in another coroutine, how wonderful, everything just works	657	# we are in another coroutine, how wonderful, everything just works
460		658
…		…
480	$EXT_CORO{$coro+0} = $coro;	678	$EXT_CORO{$coro+0} = $coro;
481		679
482	$coro	680	$coro
483	}	681	}
484		682
485	=item fork_call { }, $args	683	=item fork_call { }, @args
486		684
487	Executes the given code block with the given arguments in a seperate	685	Executes the given code block with the given arguments in a seperate
488	process, returning the results. Everything must be serialisable with	686	process, returning the results. Everything must be serialisable with
489	Coro::Storable. May, of course, block. Note that the executed sub may	687	Coro::Storable. May, of course, block. Note that the executed sub may
490	never block itself or use any form of Event handling.	688	never block itself or use any form of event handling.
491		689
492	=cut	690	=cut
		691
		692	sub post_fork {
		693	reset_signals;
		694	}
493		695
494	sub fork_call(&@) {	696	sub fork_call(&@) {
495	my ($cb, @args) = @_;	697	my ($cb, @args) = @_;
496		698
497	# we seemingly have to make a local copy of the whole thing,	699	# we seemingly have to make a local copy of the whole thing,
498	# otherwise perl prematurely frees the stuff :/	700	# otherwise perl prematurely frees the stuff :/
499	# TODO: investigate and fix (likely this will be rather laborious)	701	# TODO: investigate and fix (likely this will be rather laborious)
500		702
501	my @res = Coro::Util::fork_eval {	703	my @res = Coro::Util::fork_eval {
502	reset_signals;	704	cf::post_fork;
503	&$cb	705	&$cb
504	}, @args;	706	} @args;
505		707
506	wantarray ? @res : $res[-1]	708	wantarray ? @res : $res[-1]
		709	}
		710
		711	sub objinfo {
		712	(
		713	"counter value" => cf::object::object_count,
		714	"objects created" => cf::object::create_count,
		715	"objects destroyed" => cf::object::destroy_count,
		716	"freelist size" => cf::object::free_count,
		717	"allocated objects" => cf::object::objects_size,
		718	"active objects" => cf::object::actives_size,
		719	)
		720	}
		721
		722	=item $coin = coin_from_name $name
		723
		724	=cut
		725
		726	our %coin_alias = (
		727	"silver" => "silvercoin",
		728	"silvercoin" => "silvercoin",
		729	"silvercoins" => "silvercoin",
		730	"gold" => "goldcoin",
		731	"goldcoin" => "goldcoin",
		732	"goldcoins" => "goldcoin",
		733	"platinum" => "platinacoin",
		734	"platinumcoin" => "platinacoin",
		735	"platinumcoins" => "platinacoin",
		736	"platina" => "platinacoin",
		737	"platinacoin" => "platinacoin",
		738	"platinacoins" => "platinacoin",
		739	"royalty" => "royalty",
		740	"royalties" => "royalty",
		741	);
		742
		743	sub coin_from_name($) {
		744	$coin_alias{$_[0]}
		745	? cf::arch::find $coin_alias{$_[0]}
		746	: undef
507	}	747	}
508		748
509	=item $value = cf::db_get $family => $key	749	=item $value = cf::db_get $family => $key
510		750
511	Returns a single value from the environment database.	751	Returns a single value from the environment database.
…		…
521	within each server.	761	within each server.
522		762
523	=cut	763	=cut
524		764
525	sub db_table($) {	765	sub db_table($) {
		766	cf::error "db_get called from main context"
		767	if $Coro::current == $Coro::main;
		768
526	my ($name) = @_;	769	my ($name) = @_;
527	my $db = BDB::db_create $DB_ENV;	770	my $db = BDB::db_create $DB_ENV;
528		771
529	eval {	772	eval {
530	$db->set_flags (BDB::CHKSUM);	773	$db->set_flags (BDB::CHKSUM);
…		…
540	}	783	}
541		784
542	our $DB;	785	our $DB;
543		786
544	sub db_init {	787	sub db_init {
545	cf::sync_job {
546	$DB ||= db_table "db";	788	$DB ||= db_table "db";
547	};
548	}	789	}
549		790
550	sub db_get($$) {	791	sub db_get($$) {
551	my $key = "$_[0]/$_[1]";	792	my $key = "$_[0]/$_[1]";
552		793
553	cf::sync_job {	794	cf::error "db_get called from main context"
		795	if $Coro::current == $Coro::main;
		796
554	BDB::db_get $DB, undef, $key, my $data;	797	BDB::db_get $DB, undef, $key, my $data;
555		798
556	$! ? ()	799	$! ? ()
557	: $data	800	: $data
558	}
559	}	801	}
560		802
561	sub db_put($$$) {	803	sub db_put($$$) {
562	BDB::dbreq_pri 4;	804	BDB::dbreq_pri 4;
563	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	805	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
591		833
592	my @data;	834	my @data;
593	my $md5;	835	my $md5;
594		836
595	for (0 .. $#$src) {	837	for (0 .. $#$src) {
596	0 <= aio_load $src->[$_], $data[$_]	838	$data[$_] = load_file $src->[$_];
597	or Carp::croak "$src->[$_]: $!";
598	}	839	}
599		840
600	# if processing is expensive, check	841	# if processing is expensive, check
601	# checksum first	842	# checksum first
602	if (1) {	843	if (1) {
…		…
619		860
620	my $t1 = Time::HiRes::time;	861	my $t1 = Time::HiRes::time;
621	my $data = $process->(\@data);	862	my $data = $process->(\@data);
622	my $t2 = Time::HiRes::time;	863	my $t2 = Time::HiRes::time;
623		864
624	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	865	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
625		866
626	db_put cache => "$id/data", $data;	867	db_put cache => "$id/data", $data;
627	db_put cache => "$id/md5" , $md5;	868	db_put cache => "$id/md5" , $md5;
628	db_put cache => "$id/meta", $meta;	869	db_put cache => "$id/meta", $meta;
629		870
…		…
639		880
640	=cut	881	=cut
641		882
642	sub datalog($@) {	883	sub datalog($@) {
643	my ($type, %kv) = @_;	884	my ($type, %kv) = @_;
644	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	885	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
645	}	886	}
646		887
647	=back	888	=back
648		889
649	=cut	890	=cut
650		891
651	#############################################################################	892	#############################################################################
652		893
653	=head2 ATTACHABLE OBJECTS	894	=head2 ATTACHABLE OBJECTS
654		895
655	Many objects in crossfire are so-called attachable objects. That means you can	896	Many objects in deliantra are so-called attachable objects. That means you can
656	attach callbacks/event handlers (a collection of which is called an "attachment")	897	attach callbacks/event handlers (a collection of which is called an "attachment")
657	to it. All such attachable objects support the following methods.	898	to it. All such attachable objects support the following methods.
658		899
659	In the following description, CLASS can be any of C<global>, C<object>	900	In the following description, CLASS can be any of C<global>, C<object>
660	C<player>, C<client> or C<map> (i.e. the attachable objects in	901	C<player>, C<client> or C<map> (i.e. the attachable objects in
661	Crossfire TRT).	902	Deliantra).
662		903
663	=over 4	904	=over 4
664		905
665	=item $attachable->attach ($attachment, key => $value...)	906	=item $attachable->attach ($attachment, key => $value...)
666		907
…		…
710	=item cf::CLASS::attachment $name, ...	951	=item cf::CLASS::attachment $name, ...
711		952
712	Register an attachment by C<$name> through which attachable objects of the	953	Register an attachment by C<$name> through which attachable objects of the
713	given CLASS can refer to this attachment.	954	given CLASS can refer to this attachment.
714		955
715	Some classes such as crossfire maps and objects can specify attachments	956	Some classes such as deliantra maps and objects can specify attachments
716	that are attached at load/instantiate time, thus the need for a name.	957	that are attached at load/instantiate time, thus the need for a name.
717		958
718	These calls expect any number of the following handler/hook descriptions:	959	These calls expect any number of the following handler/hook descriptions:
719		960
720	=over 4	961	=over 4
…		…
844		1085
845	} elsif (exists $cb_id{$type}) {	1086	} elsif (exists $cb_id{$type}) {
846	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1087	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
847		1088
848	} elsif (ref $type) {	1089	} elsif (ref $type) {
849	warn "attaching objects not supported, ignoring.\n";	1090	error "attaching objects not supported, ignoring.\n";
850		1091
851	} else {	1092	} else {
852	shift @arg;	1093	shift @arg;
853	warn "attach argument '$type' not supported, ignoring.\n";	1094	error "attach argument '$type' not supported, ignoring.\n";
854	}	1095	}
855	}	1096	}
856	}	1097	}
857		1098
858	sub _object_attach {	1099	sub _object_attach {
…		…
868	_attach $registry, $klass, @attach;	1109	_attach $registry, $klass, @attach;
869	}	1110	}
870		1111
871	$obj->{$name} = \%arg;	1112	$obj->{$name} = \%arg;
872	} else {	1113	} else {
873	warn "object uses attachment '$name' which is not available, postponing.\n";	1114	info "object uses attachment '$name' which is not available, postponing.\n";
874	}	1115	}
875		1116
876	$obj->{_attachment}{$name} = undef;	1117	$obj->{_attachment}{$name} = undef;
877	}	1118	}
878		1119
…		…
937		1178
938	for (@$callbacks) {	1179	for (@$callbacks) {
939	eval { &{$_->[1]} };	1180	eval { &{$_->[1]} };
940		1181
941	if ($@) {	1182	if ($@) {
942	warn "$@";
943	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1183	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
944	override;	1184	override;
945	}	1185	}
946		1186
947	return 1 if $override;	1187	return 1 if $override;
948	}	1188	}
949		1189
950	0	1190	0
951	}	1191	}
952		1192
953	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1193	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
954		1194
955	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1195	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
956		1196
957	Generate an object-specific event with the given arguments.	1197	Generate an object-specific event with the given arguments.
958		1198
…		…
964		1204
965	=cut	1205	=cut
966		1206
967	#############################################################################	1207	#############################################################################
968	# object support	1208	# object support
969	#
970		1209
		1210	sub _object_equal($$);
		1211	sub _object_equal($$) {
		1212	my ($a, $b) = @_;
		1213
		1214	return 0 unless (ref $a) eq (ref $b);
		1215
		1216	if ("HASH" eq ref $a) {
		1217	my @ka = keys %$a;
		1218	my @kb = keys %$b;
		1219
		1220	return 0 if @ka != @kb;
		1221
		1222	for (0 .. $#ka) {
		1223	return 0 unless $ka[$_] eq $kb[$_];
		1224	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1225	}
		1226
		1227	} elsif ("ARRAY" eq ref $a) {
		1228
		1229	return 0 if @$a != @$b;
		1230
		1231	for (0 .. $#$a) {
		1232	return 0 unless _object_equal $a->[$_], $b->[$_];
		1233	}
		1234
		1235	} elsif ($a ne $b) {
		1236	return 0;
		1237	}
		1238
		1239	1
		1240	}
		1241
		1242	our $SLOW_MERGES;#d#
971	sub _can_merge {	1243	sub _can_merge {
972	my ($ob1, $ob2) = @_;	1244	my ($ob1, $ob2) = @_;
973		1245
974	local $Storable::canonical = 1;	1246	++$SLOW_MERGES;#d#
975	my $fob1 = Storable::freeze $ob1;
976	my $fob2 = Storable::freeze $ob2;
977		1247
978	$fob1 eq $fob2	1248	# we do the slow way here
		1249	return _object_equal $ob1, $ob2
979	}	1250	}
980		1251
981	sub reattach {	1252	sub reattach {
982	# basically do the same as instantiate, without calling instantiate	1253	# basically do the same as instantiate, without calling instantiate
983	my ($obj) = @_;	1254	my ($obj) = @_;
984		1255
		1256	# no longer needed after getting rid of delete_package?
985	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1257	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
986		1258
987	my $registry = $obj->registry;	1259	my $registry = $obj->registry;
988		1260
989	@$registry = ();	1261	@$registry = ();
990		1262
…		…
995	for (@$attach) {	1267	for (@$attach) {
996	my ($klass, @attach) = @$_;	1268	my ($klass, @attach) = @$_;
997	_attach $registry, $klass, @attach;	1269	_attach $registry, $klass, @attach;
998	}	1270	}
999	} else {	1271	} else {
1000	warn "object uses attachment '$name' that is not available, postponing.\n";	1272	info "object uses attachment '$name' that is not available, postponing.\n";
1001	}	1273	}
1002	}	1274	}
1003	}	1275	}
1004		1276
1005	cf::attachable->attach (	1277	cf::attachable->attach (
1006	prio => -1000000,	1278	prio => -1000000,
1007	on_instantiate => sub {	1279	on_instantiate => sub {
1008	my ($obj, $data) = @_;	1280	my ($obj, $data) = @_;
1009		1281
1010	$data = from_json $data;	1282	$data = decode_json $data;
1011		1283
1012	for (@$data) {	1284	for (@$data) {
1013	my ($name, $args) = @$_;	1285	my ($name, $args) = @$_;
1014		1286
1015	$obj->attach ($name, %{$args || {} });	1287	$obj->attach ($name, %{$args || {} });
…		…
1032	my ($filename, $rdata, $objs) = @_;	1304	my ($filename, $rdata, $objs) = @_;
1033		1305
1034	sync_job {	1306	sync_job {
1035	if (length $$rdata) {	1307	if (length $$rdata) {
1036	utf8::decode (my $decname = $filename);	1308	utf8::decode (my $decname = $filename);
1037	warn sprintf "saving %s (%d,%d)\n",	1309	trace sprintf "saving %s (%d,%d)\n",
1038	$decname, length $$rdata, scalar @$objs;	1310	$decname, length $$rdata, scalar @$objs
		1311	if $VERBOSE_IO;
1039		1312
1040	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1313	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1041	chmod SAVE_MODE, $fh;	1314	aio_chmod $fh, SAVE_MODE;
1042	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1315	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1043	aio_fsync $fh if $cf::USE_FSYNC;	1316	if ($cf::USE_FSYNC) {
		1317	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;
		1318	aio_fsync $fh;
		1319	}
1044	close $fh;	1320	aio_close $fh;
1045		1321
1046	if (@$objs) {	1322	if (@$objs) {
1047	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1323	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1048	chmod SAVE_MODE, $fh;	1324	aio_chmod $fh, SAVE_MODE;
1049	my $data = Storable::nfreeze { version => 1, objs => $objs };	1325	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1050	aio_write $fh, 0, (length $data), $data, 0;	1326	aio_write $fh, 0, (length $data), $data, 0;
1051	aio_fsync $fh if $cf::USE_FSYNC;	1327	if ($cf::USE_FSYNC) {
		1328	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;
		1329	aio_fsync $fh;
		1330	}
1052	close $fh;	1331	aio_close $fh;
1053	aio_rename "$filename.pst~", "$filename.pst";	1332	aio_rename "$filename.pst~", "$filename.pst";
1054	}	1333	}
1055	} else {	1334	} else {
1056	aio_unlink "$filename.pst";	1335	aio_unlink "$filename.pst";
1057	}	1336	}
1058		1337
1059	aio_rename "$filename~", $filename;	1338	aio_rename "$filename~", $filename;
		1339
		1340	$filename =~ s%/[^/]+$%%;
		1341	aio_pathsync $filename if $cf::USE_FSYNC;
1060	} else {	1342	} else {
1061	warn "FATAL: $filename~: $!\n";	1343	error "unable to save objects: $filename~: $!\n";
1062	}	1344	}
1063	} else {	1345	} else {
1064	aio_unlink $filename;	1346	aio_unlink $filename;
1065	aio_unlink "$filename.pst";	1347	aio_unlink "$filename.pst";
1066	}	1348	}
…		…
1085		1367
1086	unless (aio_stat "$filename.pst") {	1368	unless (aio_stat "$filename.pst") {
1087	(aio_load "$filename.pst", $av) >= 0	1369	(aio_load "$filename.pst", $av) >= 0
1088	or return;	1370	or return;
1089		1371
1090	$av = eval { (Storable::thaw $av)->{objs} };	1372	my $st = eval { Coro::Storable::thaw $av };
		1373	$av = $st->{objs};
1091	}	1374	}
1092		1375
1093	utf8::decode (my $decname = $filename);	1376	utf8::decode (my $decname = $filename);
1094	warn sprintf "loading %s (%d,%d)\n",	1377	trace sprintf "loading %s (%d,%d)\n",
1095	$decname, length $data, scalar @{$av || []};	1378	$decname, length $data, scalar @{$av || []}
		1379	if $VERBOSE_IO;
1096		1380
1097	($data, $av)	1381	($data, $av)
1098	}	1382	}
1099		1383
1100	=head2 COMMAND CALLBACKS	1384	=head2 COMMAND CALLBACKS
…		…
1156	my ($name, $cb) = @_;	1440	my ($name, $cb) = @_;
1157		1441
1158	$EXTICMD{$name} = $cb;	1442	$EXTICMD{$name} = $cb;
1159	}	1443	}
1160		1444
		1445	use File::Glob ();
		1446
1161	cf::player->attach (	1447	cf::player->attach (
1162	on_command => sub {	1448	on_unknown_command => sub {
1163	my ($pl, $name, $params) = @_;	1449	my ($pl, $name, $params) = @_;
1164		1450
1165	my $cb = $COMMAND{$name}	1451	my $cb = $COMMAND{$name}
1166	or return;	1452	or return;
1167		1453
…		…
1190		1476
1191	$pl->ext_reply ($reply, @reply)	1477	$pl->ext_reply ($reply, @reply)
1192	if $reply;	1478	if $reply;
1193		1479
1194	} else {	1480	} else {
1195	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1481	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1196	}	1482	}
1197		1483
1198	cf::override;	1484	cf::override;
1199	},	1485	},
1200	);	1486	);
1201		1487
		1488	# "readahead" all extensions
		1489	sub cache_extensions {
		1490	my $grp = IO::AIO::aio_group;
		1491
		1492	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1493	for (grep /\.ext$/, @{$_[0]}) {
		1494	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1495	}
		1496	};
		1497
		1498	$grp
		1499	}
		1500
1202	sub load_extensions {	1501	sub load_extensions {
		1502	info "loading extensions...";
		1503
1203	cf::sync_job {	1504	cf::sync_job {
1204	my %todo;	1505	my %todo;
1205		1506
1206	for my $path (<$LIBDIR/*.ext>) {	1507	for my $path (<$LIBDIR/*.ext>) {
1207	next unless -r $path;	1508	next unless -r $path;
…		…
1225		1526
1226	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1527	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1227	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1528	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1228		1529
1229	$ext{source} =	1530	$ext{source} =
1230	"package $pkg; use strict; use utf8;\n"	1531	"package $pkg; use common::sense;\n"
1231	. "#line 1 \"$path\"\n{\n"	1532	. "#line 1 \"$path\"\n{\n"
1232	. $source	1533	. $source
1233	. "\n};\n1";	1534	. "\n};\n1";
1234		1535
1235	$todo{$base} = \%ext;	1536	$todo{$base} = \%ext;
1236	}	1537	}
1237		1538
		1539	my $pass = 0;
1238	my %done;	1540	my %done;
1239	while (%todo) {	1541	while (%todo) {
1240	my $progress;	1542	my $progress;
1241		1543
		1544	++$pass;
		1545
		1546	ext:
1242	while (my ($k, $v) = each %todo) {	1547	while (my ($k, $v) = each %todo) {
1243	for (split /,\s*/, $v->{meta}{depends}) {	1548	for (split /,\s*/, $v->{meta}{depends}) {
1244	goto skip	1549	next ext
1245	unless exists $done{$_};	1550	unless exists $done{$_};
1246	}	1551	}
1247		1552
1248	warn "... loading '$k' into '$v->{pkg}'\n";	1553	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1249		1554
1250	unless (eval $v->{source}) {	1555	my $active = eval $v->{source};
		1556
		1557	if (length $@) {
1251	my $msg = $@ ? "$v->{path}: $@\n"	1558	error "$v->{path}: $@\n";
1252	: "$v->{base}: extension inactive.\n";
1253		1559
		1560	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1254	if (exists $v->{meta}{mandatory}) {	1561	if exists $v->{meta}{mandatory};
1255	warn $msg;	1562
1256	warn "mandatory extension failed to load, exiting.\n";	1563	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1257	exit 1;	1564	delete $todo{$k};
1258	}	1565	} else {
1259		1566	$done{$k} = delete $todo{$k};
1260	warn $msg;	1567	push @EXTS, $v->{pkg};
		1568	$progress = 1;
		1569
		1570	info "$v->{base}: extension inactive.\n"
		1571	unless $active;
1261	}	1572	}
1262
1263	$done{$k} = delete $todo{$k};
1264	push @EXTS, $v->{pkg};
1265	$progress = 1;
1266	}	1573	}
1267		1574
1268	skip:	1575	unless ($progress) {
1269	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1576	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1270	unless $progress;	1577
		1578	while (my ($k, $v) = each %todo) {
		1579	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1580	if exists $v->{meta}{mandatory};
		1581	}
		1582
		1583	last;
		1584	}
1271	}	1585	}
1272	};	1586	};
1273	}	1587	}
1274		1588
1275	#############################################################################	1589	#############################################################################
1276		1590
1277	=back	1591	=back
1278		1592
1279	=head2 CORE EXTENSIONS	1593	=head2 CORE EXTENSIONS
1280		1594
1281	Functions and methods that extend core crossfire objects.	1595	Functions and methods that extend core deliantra objects.
1282		1596
1283	=cut	1597	=cut
1284		1598
1285	package cf::player;	1599	package cf::player;
1286		1600
…		…
1329		1643
1330	sub exists($) {	1644	sub exists($) {
1331	my ($login) = @_;	1645	my ($login) = @_;
1332		1646
1333	$cf::PLAYER{$login}	1647	$cf::PLAYER{$login}
1334	or cf::sync_job { !aio_stat path $login }	1648	or !aio_stat path $login
1335	}	1649	}
1336		1650
1337	sub find($) {	1651	sub find($) {
1338	return $cf::PLAYER{$_[0]} || do {	1652	return $cf::PLAYER{$_[0]} || do {
1339	my $login = $_[0];	1653	my $login = $_[0];
…		…
1351	my $f = new_from_file cf::object::thawer path $login	1665	my $f = new_from_file cf::object::thawer path $login
1352	or return;	1666	or return;
1353		1667
1354	my $pl = cf::player::load_pl $f	1668	my $pl = cf::player::load_pl $f
1355	or return;	1669	or return;
		1670
1356	local $cf::PLAYER_LOADING{$login} = $pl;	1671	local $cf::PLAYER_LOADING{$login} = $pl;
1357	$f->resolve_delayed_derefs;	1672	$f->resolve_delayed_derefs;
1358	$cf::PLAYER{$login} = $pl	1673	$cf::PLAYER{$login} = $pl
1359	}	1674	}
1360	}	1675	}
1361	}	1676	}
1362		1677
		1678	cf::player->attach (
		1679	on_load => sub {
		1680	my ($pl, $path) = @_;
		1681
		1682	# restore slots saved in save, below
		1683	my $slots = delete $pl->{_slots};
		1684
		1685	$pl->ob->current_weapon ($slots->[0]);
		1686	$pl->combat_ob ($slots->[1]);
		1687	$pl->ranged_ob ($slots->[2]);
		1688	},
		1689	);
		1690
1363	sub save($) {	1691	sub save($) {
1364	my ($pl) = @_;	1692	my ($pl) = @_;
1365		1693
1366	return if $pl->{deny_save};	1694	return if $pl->{deny_save};
1367		1695
…		…
1370		1698
1371	return if $pl->{deny_save};	1699	return if $pl->{deny_save};
1372		1700
1373	aio_mkdir playerdir $pl, 0770;	1701	aio_mkdir playerdir $pl, 0770;
1374	$pl->{last_save} = $cf::RUNTIME;	1702	$pl->{last_save} = $cf::RUNTIME;
		1703
		1704	cf::get_slot 0.01;
		1705
		1706	# save slots, to be restored later
		1707	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1375		1708
1376	$pl->save_pl ($path);	1709	$pl->save_pl ($path);
1377	cf::cede_to_tick;	1710	cf::cede_to_tick;
1378	}	1711	}
1379		1712
…		…
1411	my ($pl) = @_;	1744	my ($pl) = @_;
1412		1745
1413	my $name = $pl->ob->name;	1746	my $name = $pl->ob->name;
1414		1747
1415	$pl->{deny_save} = 1;	1748	$pl->{deny_save} = 1;
1416	$pl->password ("*"); # this should lock out the player until we nuked the dir	1749	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1417		1750
1418	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1751	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1419	$pl->deactivate;	1752	$pl->deactivate;
		1753
		1754	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1420	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1755	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1756	ext::highscore::check ($pl->ob);
		1757
1421	$pl->ns->destroy if $pl->ns;	1758	$pl->ns->destroy if $pl->ns;
1422		1759
1423	my $path = playerdir $pl;	1760	my $path = playerdir $pl;
1424	my $temp = "$path~$cf::RUNTIME~deleting~";	1761	my $temp = "$path~$cf::RUNTIME~deleting~";
1425	aio_rename $path, $temp;	1762	aio_rename $path, $temp;
…		…
1463		1800
1464	for my $login (@$dirs) {	1801	for my $login (@$dirs) {
1465	my $path = path $login;	1802	my $path = path $login;
1466		1803
1467	# a .pst is a dead give-away for a valid player	1804	# a .pst is a dead give-away for a valid player
1468	unless (-e "$path.pst") {	1805	# if no pst file found, open and chekc for blocked users
		1806	if (aio_stat "$path.pst") {
1469	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1807	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1470	aio_read $fh, 0, 512, my $buf, 0 or next;	1808	aio_read $fh, 0, 512, my $buf, 0 or next;
1471	$buf !~ /^password -------------$/m or next; # official not-valid tag	1809	$buf !~ /^password -------------$/m or next; # official not-valid tag
1472	}	1810	}
1473		1811
…		…
1477		1815
1478	\@logins	1816	\@logins
1479	}	1817	}
1480		1818
1481	=item $player->maps	1819	=item $player->maps
		1820
		1821	=item cf::player::maps $login
1482		1822
1483	Returns an arrayref of map paths that are private for this	1823	Returns an arrayref of map paths that are private for this
1484	player. May block.	1824	player. May block.
1485		1825
1486	=cut	1826	=cut
…		…
1504	}	1844	}
1505		1845
1506	\@paths	1846	\@paths
1507	}	1847	}
1508		1848
1509	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1849	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1510		1850
1511	Expand crossfire pod fragments into protocol xml.	1851	Expand deliantra pod fragments into protocol xml.
1512
1513	=cut
1514
1515	sub expand_cfpod {
1516	((my $self), (local $_)) = @_;
1517
1518	# escape & and <
1519	s/&/&amp;/g;
1520	s/(?<![BIUGHT])</&lt;/g;
1521
1522	# this is buggy, it needs to properly take care of nested <'s
1523
1524	1 while
1525	# replace B<>, I<>, U<> etc.
1526	s/B<([^\>]*)>/<b>$1<\/b>/
1527	|| s/I<([^\>]*)>/<i>$1<\/i>/
1528	|| s/U<([^\>]*)>/<u>$1<\/u>/
1529	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1530	# replace G<male|female> tags
1531	|| s{G<([^>|]*)\|([^>]*)>}{
1532	$self->gender ? $2 : $1
1533	}ge
1534	# replace H<hint text>
1535	|| s{H<([^\>]*)>}
1536	{
1537	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1538	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1539	"")
1540	[$self->{hintmode}]
1541	}ge;
1542
1543	# create single paragraphs (very hackish)
1544	s/(?<=\S)\n(?=\w)/ /g;
1545
1546	# compress some whitespace
1547	s/\s+\n/\n/g; # ws line-ends
1548	s/\n\n+/\n/g; # double lines
1549	s/^\n+//; # beginning lines
1550	s/\n+$//; # ending lines
1551
1552	$_
1553	}
1554
1555	sub hintmode {
1556	$_[0]{hintmode} = $_[1] if @_ > 1;
1557	$_[0]{hintmode}
1558	}
1559		1852
1560	=item $player->ext_reply ($msgid, @msg)	1853	=item $player->ext_reply ($msgid, @msg)
1561		1854
1562	Sends an ext reply to the player.	1855	Sends an ext reply to the player.
1563		1856
…		…
1595		1888
1596	=cut	1889	=cut
1597		1890
1598	sub find_by_path($) {	1891	sub find_by_path($) {
1599	my ($path) = @_;	1892	my ($path) = @_;
		1893
		1894	$path =~ s/^~[^\/]*//; # skip ~login
1600		1895
1601	my ($match, $specificity);	1896	my ($match, $specificity);
1602		1897
1603	for my $region (list) {	1898	for my $region (list) {
1604	if ($region->{match} && $path =~ $region->{match}) {	1899	if ($region->{match} && $path =~ $region->{match}) {
…		…
1630	our $MAX_RESET = 3600;	1925	our $MAX_RESET = 3600;
1631	our $DEFAULT_RESET = 3000;	1926	our $DEFAULT_RESET = 3000;
1632		1927
1633	sub generate_random_map {	1928	sub generate_random_map {
1634	my ($self, $rmp) = @_;	1929	my ($self, $rmp) = @_;
1635	# mit "rum" bekleckern, nicht	1930
		1931	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1932
1636	$self->_create_random_map (	1933	$self->_create_random_map ($rmp);
1637	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1638	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1639	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1640	$rmp->{exit_on_final_map},
1641	$rmp->{xsize}, $rmp->{ysize},
1642	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1643	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1644	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1645	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1646	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1647	(cf::region::find $rmp->{region}), $rmp->{custom}
1648	)
1649	}	1934	}
1650		1935
1651	=item cf::map->register ($regex, $prio)	1936	=item cf::map->register ($regex, $prio)
1652		1937
1653	Register a handler for the map path matching the given regex at the	1938	Register a handler for the map path matching the given regex at the
…		…
1658		1943
1659	sub register {	1944	sub register {
1660	my (undef, $regex, $prio) = @_;	1945	my (undef, $regex, $prio) = @_;
1661	my $pkg = caller;	1946	my $pkg = caller;
1662		1947
1663	no strict;
1664	push @{"$pkg\::ISA"}, __PACKAGE__;	1948	push @{"$pkg\::ISA"}, __PACKAGE__;
1665		1949
1666	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1950	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1667	}	1951	}
1668		1952
1669	# also paths starting with '/'	1953	# also paths starting with '/'
1670	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1954	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1671		1955
1672	sub thawer_merge {	1956	sub thawer_merge {
1673	my ($self, $merge) = @_;	1957	my ($self, $merge) = @_;
1674		1958
1675	# we have to keep some variables in memory intact	1959	# we have to keep some variables in memory intact
…		…
1680	}	1964	}
1681		1965
1682	sub normalise {	1966	sub normalise {
1683	my ($path, $base) = @_;	1967	my ($path, $base) = @_;
1684		1968
1685	$path = "$path"; # make sure its a string	1969	$path = "$path"; # make sure it's a string
1686		1970
1687	$path =~ s/\.map$//;	1971	$path =~ s/\.map$//;
1688		1972
1689	# map plan:	1973	# map plan:
1690	#	1974	#
…		…
1705	$base =~ s{[^/]+/?$}{};	1989	$base =~ s{[^/]+/?$}{};
1706	$path = "$base/$path";	1990	$path = "$base/$path";
1707	}	1991	}
1708		1992
1709	for ($path) {	1993	for ($path) {
1710	redo if s{//}{/};
1711	redo if s{/\.?/}{/};	1994	redo if s{/\.?/}{/};
1712	redo if s{/[^/]+/\.\./}{/};	1995	redo if s{/[^/]+/\.\./}{/};
1713	}	1996	}
1714		1997
1715	$path	1998	$path
…		…
1729	$self->init; # pass $1 etc.	2012	$self->init; # pass $1 etc.
1730	return $self;	2013	return $self;
1731	}	2014	}
1732	}	2015	}
1733		2016
1734	Carp::cluck "unable to resolve path '$path' (base '$base').";	2017	Carp::cluck "unable to resolve path '$path' (base '$base')";
1735	()	2018	()
1736	}	2019	}
1737		2020
		2021	# may re-bless or do other evil things
1738	sub init {	2022	sub init {
1739	my ($self) = @_;	2023	my ($self) = @_;
1740		2024
1741	$self	2025	$self
1742	}	2026	}
…		…
1761		2045
1762	# the temporary/swap location	2046	# the temporary/swap location
1763	sub save_path {	2047	sub save_path {
1764	my ($self) = @_;	2048	my ($self) = @_;
1765		2049
1766	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2050	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1767	"$TMPDIR/$path.map"	2051	"$TMPDIR/$path.map"
1768	}	2052	}
1769		2053
1770	# the unique path, undef == no special unique path	2054	# the unique path, undef == no special unique path
1771	sub uniq_path {	2055	sub uniq_path {
1772	my ($self) = @_;	2056	my ($self) = @_;
1773		2057
1774	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2058	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1775	"$UNIQUEDIR/$path"	2059	"$UNIQUEDIR/$path"
1776	}
1777
1778	# and all this just because we cannot iterate over
1779	# all maps in C++...
1780	sub change_all_map_light {
1781	my ($change) = @_;
1782
1783	$_->change_map_light ($change)
1784	for grep $_->outdoor, values %cf::MAP;
1785	}	2060	}
1786		2061
1787	sub decay_objects {	2062	sub decay_objects {
1788	my ($self) = @_;	2063	my ($self) = @_;
1789		2064
…		…
1816	$self->{load_path} = $path;	2091	$self->{load_path} = $path;
1817		2092
1818	1	2093	1
1819	}	2094	}
1820		2095
		2096	# used to laod the header of an original map
1821	sub load_header_orig {	2097	sub load_header_orig {
1822	my ($self) = @_;	2098	my ($self) = @_;
1823		2099
1824	$self->load_header_from ($self->load_path)	2100	$self->load_header_from ($self->load_path)
1825	}	2101	}
1826		2102
		2103	# used to laod the header of an instantiated map
1827	sub load_header_temp {	2104	sub load_header_temp {
1828	my ($self) = @_;	2105	my ($self) = @_;
1829		2106
1830	$self->load_header_from ($self->save_path)	2107	$self->load_header_from ($self->save_path)
1831	}	2108	}
1832		2109
		2110	# called after loading the header from an instantiated map
1833	sub prepare_temp {	2111	sub prepare_temp {
1834	my ($self) = @_;	2112	my ($self) = @_;
1835		2113
1836	$self->last_access ((delete $self->{last_access})	2114	$self->last_access ((delete $self->{last_access})
1837	|| $cf::RUNTIME); #d#	2115	|| $cf::RUNTIME); #d#
1838	# safety	2116	# safety
1839	$self->{instantiate_time} = $cf::RUNTIME	2117	$self->{instantiate_time} = $cf::RUNTIME
1840	if $self->{instantiate_time} > $cf::RUNTIME;	2118	if $self->{instantiate_time} > $cf::RUNTIME;
1841	}	2119	}
1842		2120
		2121	# called after loading the header from an original map
1843	sub prepare_orig {	2122	sub prepare_orig {
1844	my ($self) = @_;	2123	my ($self) = @_;
1845		2124
1846	$self->{load_original} = 1;	2125	$self->{load_original} = 1;
1847	$self->{instantiate_time} = $cf::RUNTIME;	2126	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1871		2150
1872	sub find;	2151	sub find;
1873	sub find {	2152	sub find {
1874	my ($path, $origin) = @_;	2153	my ($path, $origin) = @_;
1875		2154
		2155	cf::cede_to_tick;
		2156
1876	$path = normalise $path, $origin && $origin->path;	2157	$path = normalise $path, $origin;
1877		2158
1878	cf::lock_wait "map_data:$path";#d#remove	2159	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1879	cf::lock_wait "map_find:$path";	2160	my $guard2 = cf::lock_acquire "map_find:$path";
1880		2161
1881	$cf::MAP{$path} || do {	2162	$cf::MAP{$path} || do {
1882	my $guard1 = cf::lock_acquire "map_find:$path";
1883	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1884
1885	my $map = new_from_path cf::map $path	2163	my $map = new_from_path cf::map $path
1886	or return;	2164	or return;
1887		2165
1888	$map->{last_save} = $cf::RUNTIME;	2166	$map->{last_save} = $cf::RUNTIME;
1889		2167
…		…
1891	or return;	2169	or return;
1892		2170
1893	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2171	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1894	# doing this can freeze the server in a sync job, obviously	2172	# doing this can freeze the server in a sync job, obviously
1895	#$cf::WAIT_FOR_TICK->wait;	2173	#$cf::WAIT_FOR_TICK->wait;
		2174	undef $guard2;
1896	undef $guard1;	2175	undef $guard1;
1897	undef $guard2;
1898	$map->reset;	2176	$map->reset;
1899	return find $path;	2177	return find $path;
1900	}	2178	}
1901		2179
1902	$cf::MAP{$path} = $map	2180	$cf::MAP{$path} = $map
1903	}	2181	}
1904	}	2182	}
1905		2183
1906	sub pre_load { }	2184	sub pre_load { }
1907	sub post_load { }	2185	#sub post_load { } # XS
1908		2186
1909	sub load {	2187	sub load {
1910	my ($self) = @_;	2188	my ($self) = @_;
1911		2189
1912	local $self->{deny_reset} = 1; # loading can take a long time	2190	local $self->{deny_reset} = 1; # loading can take a long time
…		…
1915		2193
1916	{	2194	{
1917	my $guard = cf::lock_acquire "map_data:$path";	2195	my $guard = cf::lock_acquire "map_data:$path";
1918		2196
1919	return unless $self->valid;	2197	return unless $self->valid;
1920	return unless $self->in_memory == cf::MAP_SWAPPED;	2198	return unless $self->state == cf::MAP_SWAPPED;
1921
1922	$self->in_memory (cf::MAP_LOADING);
1923		2199
1924	$self->alloc;	2200	$self->alloc;
1925		2201
1926	$self->pre_load;	2202	$self->pre_load;
1927	cf::cede_to_tick;	2203	cf::cede_to_tick;
1928		2204
		2205	if (exists $self->{load_path}) {
1929	my $f = new_from_file cf::object::thawer $self->{load_path};	2206	my $f = new_from_file cf::object::thawer $self->{load_path};
1930	$f->skip_block;	2207	$f->skip_block;
1931	$self->_load_objects ($f)	2208	$self->_load_objects ($f)
1932	or return;	2209	or return;
1933		2210
1934	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2211	$self->post_load_original
1935	if delete $self->{load_original};	2212	if delete $self->{load_original};
1936		2213
1937	if (my $uniq = $self->uniq_path) {	2214	if (my $uniq = $self->uniq_path) {
1938	utf8::encode $uniq;	2215	utf8::encode $uniq;
1939	unless (aio_stat $uniq) {	2216	unless (aio_stat $uniq) {
1940	if (my $f = new_from_file cf::object::thawer $uniq) {	2217	if (my $f = new_from_file cf::object::thawer $uniq) {
1941	$self->clear_unique_items;	2218	$self->clear_unique_items;
1942	$self->_load_objects ($f);	2219	$self->_load_objects ($f);
1943	$f->resolve_delayed_derefs;	2220	$f->resolve_delayed_derefs;
		2221	}
1944	}	2222	}
1945	}	2223	}
1946	}
1947		2224
1948	$f->resolve_delayed_derefs;	2225	$f->resolve_delayed_derefs;
		2226	} else {
		2227	$self->post_load_original
		2228	if delete $self->{load_original};
		2229	}
		2230
		2231	$self->state (cf::MAP_INACTIVE);
1949		2232
1950	cf::cede_to_tick;	2233	cf::cede_to_tick;
1951	# now do the right thing for maps	2234	# now do the right thing for maps
1952	$self->link_multipart_objects;	2235	$self->link_multipart_objects;
1953	$self->difficulty ($self->estimate_difficulty)	2236	$self->difficulty ($self->estimate_difficulty)
…		…
1957	unless ($self->{deny_activate}) {	2240	unless ($self->{deny_activate}) {
1958	$self->decay_objects;	2241	$self->decay_objects;
1959	$self->fix_auto_apply;	2242	$self->fix_auto_apply;
1960	$self->update_buttons;	2243	$self->update_buttons;
1961	cf::cede_to_tick;	2244	cf::cede_to_tick;
1962	$self->set_darkness_map;	2245	#$self->activate; # no longer activate maps automatically
1963	cf::cede_to_tick;
1964	$self->activate;
1965	}	2246	}
1966		2247
1967	$self->{last_save} = $cf::RUNTIME;	2248	$self->{last_save} = $cf::RUNTIME;
1968	$self->last_access ($cf::RUNTIME);	2249	$self->last_access ($cf::RUNTIME);
1969
1970	$self->in_memory (cf::MAP_IN_MEMORY);
1971	}	2250	}
1972		2251
1973	$self->post_load;	2252	$self->post_load;
1974	}
1975		2253
		2254	1
		2255	}
		2256
		2257	# customize the map for a given player, i.e.
		2258	# return the _real_ map. used by e.g. per-player
		2259	# maps to change the path to ~playername/mappath
1976	sub customise_for {	2260	sub customise_for {
1977	my ($self, $ob) = @_;	2261	my ($self, $ob) = @_;
1978		2262
1979	return find "~" . $ob->name . "/" . $self->{path}	2263	return find "~" . $ob->name . "/" . $self->{path}
1980	if $self->per_player;	2264	if $self->per_player;
…		…
1996	or next;	2280	or next;
1997	$neigh = find $neigh, $map	2281	$neigh = find $neigh, $map
1998	or next;	2282	or next;
1999	$neigh->load;	2283	$neigh->load;
2000		2284
		2285	# now find the diagonal neighbours
2001	push @neigh,	2286	push @neigh,
2002	[$neigh->tile_path (($_ + 3) % 4), $neigh],	2287	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2003	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2288	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2004	}	2289	}
2005		2290
…		…
2012	}	2297	}
2013		2298
2014	sub find_sync {	2299	sub find_sync {
2015	my ($path, $origin) = @_;	2300	my ($path, $origin) = @_;
2016		2301
2017	cf::sync_job { find $path, $origin }	2302	# it's a bug to call this from the main context
		2303	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2304	if $Coro::current == $Coro::main;
		2305
		2306	find $path, $origin
2018	}	2307	}
2019		2308
2020	sub do_load_sync {	2309	sub do_load_sync {
2021	my ($map) = @_;	2310	my ($map) = @_;
2022		2311
		2312	# it's a bug to call this from the main context
2023	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2313	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2024	if $Coro::current == $Coro::main;	2314	if $Coro::current == $Coro::main;
2025		2315
2026	cf::sync_job { $map->load };	2316	$map->load;
2027	}	2317	}
2028		2318
2029	our %MAP_PREFETCH;	2319	our %MAP_PREFETCH;
2030	our $MAP_PREFETCHER = undef;	2320	our $MAP_PREFETCHER = undef;
2031		2321
2032	sub find_async {	2322	sub find_async {
2033	my ($path, $origin, $load) = @_;	2323	my ($path, $origin, $load) = @_;
2034		2324
2035	$path = normalise $path, $origin && $origin->{path};	2325	$path = normalise $path, $origin;
2036		2326
2037	if (my $map = $cf::MAP{$path}) {	2327	if (my $map = $cf::MAP{$path}) {
2038	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2328	return $map if !$load || $map->linkable;
2039	}	2329	}
2040		2330
2041	$MAP_PREFETCH{$path} |= $load;	2331	$MAP_PREFETCH{$path} |= $load;
2042		2332
2043	$MAP_PREFETCHER ||= cf::async {	2333	$MAP_PREFETCHER ||= cf::async {
…		…
2057	$MAP_PREFETCHER->prio (6);	2347	$MAP_PREFETCHER->prio (6);
2058		2348
2059	()	2349	()
2060	}	2350	}
2061		2351
		2352	# common code, used by both ->save and ->swapout
2062	sub save {	2353	sub _save {
2063	my ($self) = @_;	2354	my ($self) = @_;
2064
2065	my $lock = cf::lock_acquire "map_data:$self->{path}";
2066		2355
2067	$self->{last_save} = $cf::RUNTIME;	2356	$self->{last_save} = $cf::RUNTIME;
2068		2357
2069	return unless $self->dirty;	2358	return unless $self->dirty;
2070		2359
…		…
2079		2368
2080	cf::async {	2369	cf::async {
2081	$Coro::current->{desc} = "map player save";	2370	$Coro::current->{desc} = "map player save";
2082	$_->contr->save for $self->players;	2371	$_->contr->save for $self->players;
2083	};	2372	};
		2373
		2374	cf::get_slot 0.02;
2084		2375
2085	if ($uniq) {	2376	if ($uniq) {
2086	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2377	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2087	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2378	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2088	} else {	2379	} else {
2089	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2380	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2090	}	2381	}
2091	}	2382	}
2092		2383
		2384	sub save {
		2385	my ($self) = @_;
		2386
		2387	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2388
		2389	$self->_save;
		2390	}
		2391
2093	sub swap_out {	2392	sub swap_out {
2094	my ($self) = @_;	2393	my ($self) = @_;
2095		2394
2096	# save first because save cedes
2097	$self->save;
2098
2099	my $lock = cf::lock_acquire "map_data:$self->{path}";	2395	my $lock = cf::lock_acquire "map_data:$self->{path}";
2100		2396
		2397	return if !$self->linkable;
		2398	return if $self->{deny_save};
2101	return if $self->players;	2399	return if $self->players;
2102	return if $self->in_memory != cf::MAP_IN_MEMORY;	2400
		2401	# first deactivate the map and "unlink" it from the core
		2402	$self->deactivate;
		2403	$_->clear_links_to ($self) for values %cf::MAP;
		2404	$self->state (cf::MAP_SWAPPED);
		2405
		2406	# then atomically save
		2407	$self->_save;
		2408
		2409	# then free the map
		2410	$self->clear;
		2411	}
		2412
		2413	sub reset_at {
		2414	my ($self) = @_;
		2415
		2416	# TODO: safety, remove and allow resettable per-player maps
2103	return if $self->{deny_save};	2417	return 1e99 if $self->{deny_reset};
2104		2418
		2419	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2420	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2421
		2422	$time + $to
		2423	}
		2424
		2425	sub should_reset {
		2426	my ($self) = @_;
		2427
		2428	$self->reset_at <= $cf::RUNTIME
		2429	}
		2430
		2431	sub reset {
		2432	my ($self) = @_;
		2433
		2434	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2435
		2436	return if $self->players;
		2437
		2438	cf::trace "resetting map ", $self->path, "\n";
		2439
2105	$self->in_memory (cf::MAP_SWAPPED);	2440	$self->state (cf::MAP_SWAPPED);
		2441
		2442	# need to save uniques path
		2443	unless ($self->{deny_save}) {
		2444	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2445
		2446	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2447	if $uniq;
		2448	}
		2449
		2450	delete $cf::MAP{$self->path};
2106		2451
2107	$self->deactivate;	2452	$self->deactivate;
2108	$_->clear_links_to ($self) for values %cf::MAP;	2453	$_->clear_links_to ($self) for values %cf::MAP;
2109	$self->clear;	2454	$self->clear;
2110	}
2111
2112	sub reset_at {
2113	my ($self) = @_;
2114
2115	# TODO: safety, remove and allow resettable per-player maps
2116	return 1e99 if $self->{deny_reset};
2117
2118	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2119	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2120
2121	$time + $to
2122	}
2123
2124	sub should_reset {
2125	my ($self) = @_;
2126
2127	$self->reset_at <= $cf::RUNTIME
2128	}
2129
2130	sub reset {
2131	my ($self) = @_;
2132
2133	my $lock = cf::lock_acquire "map_data:$self->{path}";
2134
2135	return if $self->players;
2136
2137	warn "resetting map ", $self->path;
2138
2139	$self->in_memory (cf::MAP_SWAPPED);
2140
2141	# need to save uniques path
2142	unless ($self->{deny_save}) {
2143	my $uniq = $self->uniq_path; utf8::encode $uniq;
2144
2145	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2146	if $uniq;
2147	}
2148
2149	delete $cf::MAP{$self->path};
2150
2151	$self->deactivate;
2152	$_->clear_links_to ($self) for values %cf::MAP;
2153	$self->clear;
2154		2455
2155	$self->unlink_save;	2456	$self->unlink_save;
2156	$self->destroy;	2457	$self->destroy;
2157	}	2458	}
2158		2459
…		…
2166		2467
2167	delete $cf::MAP{$self->path};	2468	delete $cf::MAP{$self->path};
2168		2469
2169	$self->unlink_save;	2470	$self->unlink_save;
2170		2471
2171	bless $self, "cf::map";	2472	bless $self, "cf::map::wrap";
2172	delete $self->{deny_reset};	2473	delete $self->{deny_reset};
2173	$self->{deny_save} = 1;	2474	$self->{deny_save} = 1;
2174	$self->reset_timeout (1);	2475	$self->reset_timeout (1);
2175	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2476	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2176		2477
…		…
2225		2526
2226	sub unique_maps() {	2527	sub unique_maps() {
2227	[	2528	[
2228	map {	2529	map {
2229	utf8::decode $_;	2530	utf8::decode $_;
2230	/\.map$/	2531	s/\.map$//; # TODO future compatibility hack
		2532	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2533	? ()
2231	? normalise $_	2534	: normalise $_
2232	: ()
2233	} @{ aio_readdir $UNIQUEDIR or [] }	2535	} @{ aio_readdir $UNIQUEDIR or [] }
2234	]	2536	]
2235	}	2537	}
2236		2538
2237	package cf;	2539	=item cf::map::static_maps
		2540
		2541	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2542	file in the shared directory excluding F</styles> and F</editor>). May
		2543	block.
		2544
		2545	=cut
		2546
		2547	sub static_maps() {
		2548	my @dirs = "";
		2549	my @maps;
		2550
		2551	while (@dirs) {
		2552	my $dir = shift @dirs;
		2553
		2554	next if $dir eq "/styles" || $dir eq "/editor";
		2555
		2556	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2557	or return;
		2558
		2559	for (@$files) {
		2560	s/\.map$// or next;
		2561	utf8::decode $_;
		2562	push @maps, "$dir/$_";
		2563	}
		2564
		2565	push @dirs, map "$dir/$_", @$dirs;
		2566	}
		2567
		2568	\@maps
		2569	}
2238		2570
2239	=back	2571	=back
2240		2572
2241	=head3 cf::object	2573	=head3 cf::object
2242		2574
…		…
2246		2578
2247	=over 4	2579	=over 4
2248		2580
2249	=item $ob->inv_recursive	2581	=item $ob->inv_recursive
2250		2582
2251	Returns the inventory of the object _and_ their inventories, recursively.	2583	Returns the inventory of the object I<and> their inventories, recursively,
		2584	but I<not> the object itself.
2252		2585
2253	=cut	2586	=cut
2254		2587
2255	sub inv_recursive_;	2588	sub inv_recursive_;
2256	sub inv_recursive_ {	2589	sub inv_recursive_ {
…		…
2261	inv_recursive_ inv $_[0]	2594	inv_recursive_ inv $_[0]
2262	}	2595	}
2263		2596
2264	=item $ref = $ob->ref	2597	=item $ref = $ob->ref
2265		2598
2266	creates and returns a persistent reference to an objetc that can be stored as a string.	2599	Creates and returns a persistent reference to an object that can be stored as a string.
2267		2600
2268	=item $ob = cf::object::deref ($refstring)	2601	=item $ob = cf::object::deref ($refstring)
2269		2602
2270	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2603	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2271	even if the object actually exists. May block.	2604	even if the object actually exists. May block.
…		…
2273	=cut	2606	=cut
2274		2607
2275	sub deref {	2608	sub deref {
2276	my ($ref) = @_;	2609	my ($ref) = @_;
2277		2610
2278	# temporary compatibility#TODO#remove
2279	$ref =~ s{^<}{player/<};
2280
2281	if ($ref =~ m{^player\/(<1\.\d+>)/(.*)$}) {	2611	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
2282	my ($uuid, $name) = ($1, $2);	2612	my ($uuid, $name) = ($1, $2);
2283	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name	2613	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
2284	or return;	2614	or return;
2285	$pl->ob->uuid eq $uuid	2615	$pl->ob->uuid eq $uuid
2286	or return;	2616	or return;
…		…
2306	can be C<undef>. Does the right thing when the player is currently in a	2636	can be C<undef>. Does the right thing when the player is currently in a
2307	dialogue with the given NPC character.	2637	dialogue with the given NPC character.
2308		2638
2309	=cut	2639	=cut
2310		2640
		2641	our $SAY_CHANNEL = {
		2642	id => "say",
		2643	title => "Map",
		2644	reply => "say ",
		2645	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2646	};
		2647
		2648	our $CHAT_CHANNEL = {
		2649	id => "chat",
		2650	title => "Chat",
		2651	reply => "chat ",
		2652	tooltip => "Player chat and shouts, global to the server.",
		2653	};
		2654
2311	# rough implementation of a future "reply" method that works	2655	# rough implementation of a future "reply" method that works
2312	# with dialog boxes.	2656	# with dialog boxes.
2313	#TODO: the first argument must go, split into a $npc->reply_to ( method	2657	#TODO: the first argument must go, split into a $npc->reply_to ( method
2314	sub cf::object::player::reply($$$;$) {	2658	sub cf::object::player::reply($$$;$) {
2315	my ($self, $npc, $msg, $flags) = @_;	2659	my ($self, $npc, $msg, $flags) = @_;
…		…
2326	my $dialog = $pl->{npc_dialog};	2670	my $dialog = $pl->{npc_dialog};
2327	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2671	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2328		2672
2329	} else {	2673	} else {
2330	$msg = $npc->name . " says: $msg" if $npc;	2674	$msg = $npc->name . " says: $msg" if $npc;
2331	$self->message ($msg, $flags);	2675	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2332	}	2676	}
2333	}	2677	}
2334	}	2678	}
2335		2679
2336	=item $object->send_msg ($channel, $msg, $color, [extra...])	2680	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2361		2705
2362	=item $player_object->enter_link	2706	=item $player_object->enter_link
2363		2707
2364	Freezes the player and moves him/her to a special map (C<{link}>).	2708	Freezes the player and moves him/her to a special map (C<{link}>).
2365		2709
2366	The player should be reasonably safe there for short amounts of time. You	2710	The player should be reasonably safe there for short amounts of time (e.g.
2367	I<MUST> call C<leave_link> as soon as possible, though.	2711	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2712	though, as the player cannot control the character while it is on the link
		2713	map.
2368		2714
2369	Will never block.	2715	Will never block.
2370		2716
2371	=item $player_object->leave_link ($map, $x, $y)	2717	=item $player_object->leave_link ($map, $x, $y)
2372		2718
…		…
2392	sub cf::object::player::enter_link {	2738	sub cf::object::player::enter_link {
2393	my ($self) = @_;	2739	my ($self) = @_;
2394		2740
2395	$self->deactivate_recursive;	2741	$self->deactivate_recursive;
2396		2742
		2743	++$self->{_link_recursion};
		2744
2397	return if UNIVERSAL::isa $self->map, "ext::map_link";	2745	return if UNIVERSAL::isa $self->map, "ext::map_link";
2398		2746
2399	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2747	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2400	if $self->map && $self->map->{path} ne "{link}";	2748	if $self->map && $self->map->{path} ne "{link}";
2401		2749
2402	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2750	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2403	}	2751	}
2404		2752
2405	sub cf::object::player::leave_link {	2753	sub cf::object::player::leave_link {
2406	my ($self, $map, $x, $y) = @_;	2754	my ($self, $map, $x, $y) = @_;
2407		2755
…		…
2424	($x, $y) = (-1, -1)	2772	($x, $y) = (-1, -1)
2425	unless (defined $x) && (defined $y);	2773	unless (defined $x) && (defined $y);
2426		2774
2427	# use -1 or undef as default coordinates, not 0, 0	2775	# use -1 or undef as default coordinates, not 0, 0
2428	($x, $y) = ($map->enter_x, $map->enter_y)	2776	($x, $y) = ($map->enter_x, $map->enter_y)
2429	if $x <=0 && $y <= 0;	2777	if $x <= 0 && $y <= 0;
2430		2778
2431	$map->load;	2779	$map->load;
2432	$map->load_neighbours;	2780	$map->load_neighbours;
2433		2781
2434	return unless $self->contr->active;	2782	return unless $self->contr->active;
2435	$self->activate_recursive;
2436		2783
2437	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2784	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2438	$self->enter_map ($map, $x, $y);	2785	if ($self->enter_map ($map, $x, $y)) {
2439	}	2786	# entering was successful
		2787	delete $self->{_link_recursion};
		2788	# only activate afterwards, to support waiting in hooks
		2789	$self->activate_recursive;
		2790	}
2440		2791
		2792	}
		2793
2441	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2794	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2442		2795
2443	Moves the player to the given map-path and coordinates by first freezing	2796	Moves the player to the given map-path and coordinates by first freezing
2444	her, loading and preparing them map, calling the provided $check callback	2797	her, loading and preparing them map, calling the provided $check callback
2445	that has to return the map if sucecssful, and then unfreezes the player on	2798	that has to return the map if sucecssful, and then unfreezes the player on
2446	the new (success) or old (failed) map position. In either case, $done will	2799	the new (success) or old (failed) map position. In either case, $done will
2447	be called at the end of this process.	2800	be called at the end of this process.
2448		2801
		2802	Note that $check will be called with a potentially non-loaded map, so if
		2803	it needs a loaded map it has to call C<< ->load >>.
		2804
2449	=cut	2805	=cut
2450		2806
2451	our $GOTOGEN;	2807	our $GOTOGEN;
2452		2808
2453	sub cf::object::player::goto {	2809	sub cf::object::player::goto {
2454	my ($self, $path, $x, $y, $check, $done) = @_;	2810	my ($self, $path, $x, $y, $check, $done) = @_;
		2811
		2812	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2813	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2814	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2815	($path, $x, $y) = @$EMERGENCY_POSITION;
		2816	}
2455		2817
2456	# do generation counting so two concurrent goto's will be executed in-order	2818	# do generation counting so two concurrent goto's will be executed in-order
2457	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2819	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2458		2820
2459	$self->enter_link;	2821	$self->enter_link;
…		…
2479	($path, $x, $y) = (undef, undef, undef);	2841	($path, $x, $y) = (undef, undef, undef);
2480	}	2842	}
2481	}	2843	}
2482		2844
2483	my $map = eval {	2845	my $map = eval {
2484	my $map = defined $path ? cf::map::find $path : undef;	2846	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2485		2847
2486	if ($map) {	2848	if ($map) {
2487	$map = $map->customise_for ($self);	2849	$map = $map->customise_for ($self);
2488	$map = $check->($map) if $check && $map;	2850	$map = $check->($map, $x, $y, $self) if $check && $map;
2489	} else {	2851	} else {
2490	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2852	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2491	}	2853	}
2492		2854
2493	$map	2855	$map
…		…
2501	if ($gen == $self->{_goto_generation}) {	2863	if ($gen == $self->{_goto_generation}) {
2502	delete $self->{_goto_generation};	2864	delete $self->{_goto_generation};
2503	$self->leave_link ($map, $x, $y);	2865	$self->leave_link ($map, $x, $y);
2504	}	2866	}
2505		2867
2506	$done->() if $done;	2868	$done->($self) if $done;
2507	})->prio (1);	2869	})->prio (1);
2508	}	2870	}
2509		2871
2510	=item $player_object->enter_exit ($exit_object)	2872	=item $player_object->enter_exit ($exit_object)
2511		2873
…		…
2531	}	2893	}
2532		2894
2533	sub prepare_random_map {	2895	sub prepare_random_map {
2534	my ($exit) = @_;	2896	my ($exit) = @_;
2535		2897
2536	my $guard = cf::lock_acquire "exit_prepare:$exit";
2537
2538	# all this does is basically replace the /! path by	2898	# all this does is basically replace the /! path by
2539	# a new random map path (?random/...) with a seed	2899	# a new random map path (?random/...) with a seed
2540	# that depends on the exit object	2900	# that depends on the exit object
2541		2901
2542	my $rmp = parse_random_map_params $exit->msg;	2902	my $rmp = parse_random_map_params $exit->msg;
…		…
2544	if ($exit->map) {	2904	if ($exit->map) {
2545	$rmp->{region} = $exit->region->name;	2905	$rmp->{region} = $exit->region->name;
2546	$rmp->{origin_map} = $exit->map->path;	2906	$rmp->{origin_map} = $exit->map->path;
2547	$rmp->{origin_x} = $exit->x;	2907	$rmp->{origin_x} = $exit->x;
2548	$rmp->{origin_y} = $exit->y;	2908	$rmp->{origin_y} = $exit->y;
		2909
		2910	$exit->map->touch;
2549	}	2911	}
2550		2912
2551	$rmp->{random_seed} ||= $exit->random_seed;	2913	$rmp->{random_seed} ||= $exit->random_seed;
2552		2914
2553	my $data = cf::to_json $rmp;	2915	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2554	my $md5 = Digest::MD5::md5_hex $data;	2916	my $md5 = Digest::MD5::md5_hex $data;
2555	my $meta = "$RANDOMDIR/$md5.meta";	2917	my $meta = "$RANDOMDIR/$md5.meta";
2556		2918
2557	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2919	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2558	aio_write $fh, 0, (length $data), $data, 0;	2920	aio_write $fh, 0, (length $data), $data, 0;
2559	undef $fh;	2921	undef $fh;
2560	aio_rename "$meta~", $meta;	2922	aio_rename "$meta~", $meta;
2561		2923
		2924	my $slaying = "?random/$md5";
		2925
		2926	if ($exit->valid) {
2562	$exit->slaying ("?random/$md5");	2927	$exit->slaying ("?random/$md5");
2563	$exit->msg (undef);	2928	$exit->msg (undef);
		2929	}
2564	}	2930	}
2565	}	2931	}
2566		2932
2567	sub cf::object::player::enter_exit {	2933	sub cf::object::player::enter_exit {
2568	my ($self, $exit) = @_;	2934	my ($self, $exit) = @_;
2569		2935
2570	return unless $self->type == cf::PLAYER;	2936	return unless $self->type == cf::PLAYER;
2571		2937
2572	if ($exit->slaying eq "/!") {
2573	#TODO: this should de-fi-ni-te-ly not be a sync-job
2574	# the problem is that $exit might not survive long enough
2575	# so it needs to be done right now, right here
2576	cf::sync_job { prepare_random_map $exit };
2577	}
2578
2579	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2580	my $hp = $exit->stats->hp;
2581	my $sp = $exit->stats->sp;
2582
2583	$self->enter_link;	2938	$self->enter_link;
2584		2939
2585	# if exit is damned, update players death & WoR home-position
2586	$self->contr->savebed ($slaying, $hp, $sp)
2587	if $exit->flag (FLAG_DAMNED);
2588
2589	(async {	2940	(async {
2590	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2941	$Coro::current->{desc} = "enter_exit";
2591		2942
2592	$self->deactivate_recursive; # just to be sure
2593	unless (eval {	2943	unless (eval {
		2944	$self->deactivate_recursive; # just to be sure
		2945
		2946	my $map = cf::map::normalise $exit->slaying, $exit->map;
		2947	my $x = $exit->stats->hp;
		2948	my $y = $exit->stats->sp;
		2949
		2950	# special map handling
		2951	my $slaying = $exit->slaying;
		2952
		2953	# special map handling
		2954	if ($slaying eq "/!") {
		2955	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2956
		2957	prepare_random_map $exit
		2958	if $exit->slaying eq "/!"; # need to re-check after getting the lock
		2959
		2960	$map = $exit->slaying;
		2961
		2962	} elsif ($slaying eq '!up') {
		2963	$map = $exit->map->tile_path (cf::TILE_UP);
		2964	$x = $exit->x;
		2965	$y = $exit->y;
		2966
		2967	} elsif ($slaying eq '!down') {
		2968	$map = $exit->map->tile_path (cf::TILE_DOWN);
		2969	$x = $exit->x;
		2970	$y = $exit->y;
		2971	}
		2972
2594	$self->goto ($slaying, $hp, $sp);	2973	$self->goto ($map, $x, $y);
2595		2974
		2975	# if exit is damned, update players death & WoR home-position
		2976	$self->contr->savebed ($map, $x, $y)
		2977	if $exit->flag (cf::FLAG_DAMNED);
		2978
2596	1;	2979	1
2597	}) {	2980	}) {
2598	$self->message ("Something went wrong deep within the crossfire server. "	2981	$self->message ("Something went wrong deep within the deliantra server. "
2599	. "I'll try to bring you back to the map you were before. "	2982	. "I'll try to bring you back to the map you were before. "
2600	. "Please report this to the dungeon master!",	2983	. "Please report this to the dungeon master!",
2601	cf::NDI_UNIQUE | cf::NDI_RED);	2984	cf::NDI_UNIQUE | cf::NDI_RED);
2602		2985
2603	warn "ERROR in enter_exit: $@";	2986	error "ERROR in enter_exit: $@";
2604	$self->leave_link;	2987	$self->leave_link;
2605	}	2988	}
2606	})->prio (1);	2989	})->prio (1);
2607	}	2990	}
2608		2991
…		…
2620	sub cf::client::send_drawinfo {	3003	sub cf::client::send_drawinfo {
2621	my ($self, $text, $flags) = @_;	3004	my ($self, $text, $flags) = @_;
2622		3005
2623	utf8::encode $text;	3006	utf8::encode $text;
2624	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	3007	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		3008	}
		3009
		3010	=item $client->send_big_packet ($pkt)
		3011
		3012	Like C<send_packet>, but tries to compress large packets, and fragments
		3013	them as required.
		3014
		3015	=cut
		3016
		3017	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		3018
		3019	sub cf::client::send_big_packet {
		3020	my ($self, $pkt) = @_;
		3021
		3022	# try lzf for large packets
		3023	$pkt = "lzf " . Compress::LZF::compress $pkt
		3024	if 1024 <= length $pkt and $self->{can_lzf};
		3025
		3026	# split very large packets
		3027	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		3028	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		3029	$pkt = "frag";
		3030	}
		3031
		3032	$self->send_packet ($pkt);
2625	}	3033	}
2626		3034
2627	=item $client->send_msg ($channel, $msg, $color, [extra...])	3035	=item $client->send_msg ($channel, $msg, $color, [extra...])
2628		3036
2629	Send a drawinfo or msg packet to the client, formatting the msg for the	3037	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2631	the message, with C<log> being the default. If C<$color> is negative, suppress	3039	the message, with C<log> being the default. If C<$color> is negative, suppress
2632	the message unless the client supports the msg packet.	3040	the message unless the client supports the msg packet.
2633		3041
2634	=cut	3042	=cut
2635		3043
		3044	# non-persistent channels (usually the info channel)
2636	our %CHANNEL = (	3045	our %CHANNEL = (
		3046	"c/motd" => {
		3047	id => "infobox",
		3048	title => "MOTD",
		3049	reply => undef,
		3050	tooltip => "The message of the day",
		3051	},
2637	"c/identify" => {	3052	"c/identify" => {
2638	id => "infobox",	3053	id => "infobox",
2639	title => "Identify",	3054	title => "Identify",
2640	reply => undef,	3055	reply => undef,
2641	tooltip => "Items recently identified",	3056	tooltip => "Items recently identified",
…		…
2644	id => "infobox",	3059	id => "infobox",
2645	title => "Examine",	3060	title => "Examine",
2646	reply => undef,	3061	reply => undef,
2647	tooltip => "Signs and other items you examined",	3062	tooltip => "Signs and other items you examined",
2648	},	3063	},
		3064	"c/shopinfo" => {
		3065	id => "infobox",
		3066	title => "Shop Info",
		3067	reply => undef,
		3068	tooltip => "What your bargaining skill tells you about the shop",
		3069	},
		3070	"c/book" => {
		3071	id => "infobox",
		3072	title => "Book",
		3073	reply => undef,
		3074	tooltip => "The contents of a note or book",
		3075	},
2649	"c/lookat" => {	3076	"c/lookat" => {
2650	id => "infobox",	3077	id => "infobox",
2651	title => "Look",	3078	title => "Look",
2652	reply => undef,	3079	reply => undef,
2653	tooltip => "What you saw there",	3080	tooltip => "What you saw there",
2654	},	3081	},
		3082	"c/who" => {
		3083	id => "infobox",
		3084	title => "Players",
		3085	reply => undef,
		3086	tooltip => "Shows players who are currently online",
		3087	},
		3088	"c/body" => {
		3089	id => "infobox",
		3090	title => "Body Parts",
		3091	reply => undef,
		3092	tooltip => "Shows which body parts you posess and are available",
		3093	},
		3094	"c/statistics" => {
		3095	id => "infobox",
		3096	title => "Statistics",
		3097	reply => undef,
		3098	tooltip => "Shows your primary statistics",
		3099	},
		3100	"c/skills" => {
		3101	id => "infobox",
		3102	title => "Skills",
		3103	reply => undef,
		3104	tooltip => "Shows your experience per skill and item power",
		3105	},
		3106	"c/shopitems" => {
		3107	id => "infobox",
		3108	title => "Shop Items",
		3109	reply => undef,
		3110	tooltip => "Shows the items currently for sale in this shop",
		3111	},
		3112	"c/resistances" => {
		3113	id => "infobox",
		3114	title => "Resistances",
		3115	reply => undef,
		3116	tooltip => "Shows your resistances",
		3117	},
		3118	"c/pets" => {
		3119	id => "infobox",
		3120	title => "Pets",
		3121	reply => undef,
		3122	tooltip => "Shows information abotu your pets/a specific pet",
		3123	},
		3124	"c/perceiveself" => {
		3125	id => "infobox",
		3126	title => "Perceive Self",
		3127	reply => undef,
		3128	tooltip => "You gained detailed knowledge about yourself",
		3129	},
		3130	"c/uptime" => {
		3131	id => "infobox",
		3132	title => "Uptime",
		3133	reply => undef,
		3134	tooltip => "How long the server has been running since last restart",
		3135	},
		3136	"c/mapinfo" => {
		3137	id => "infobox",
		3138	title => "Map Info",
		3139	reply => undef,
		3140	tooltip => "Information related to the maps",
		3141	},
		3142	"c/party" => {
		3143	id => "party",
		3144	title => "Party",
		3145	reply => "gsay ",
		3146	tooltip => "Messages and chat related to your party",
		3147	},
		3148	"c/death" => {
		3149	id => "death",
		3150	title => "Death",
		3151	reply => undef,
		3152	tooltip => "Reason for and more info about your most recent death",
		3153	},
		3154	"c/say" => $SAY_CHANNEL,
		3155	"c/chat" => $CHAT_CHANNEL,
2655	);	3156	);
2656		3157
2657	sub cf::client::send_msg {	3158	sub cf::client::send_msg {
2658	my ($self, $channel, $msg, $color, @extra) = @_;	3159	my ($self, $channel, $msg, $color, @extra) = @_;
2659		3160
2660	$msg = $self->pl->expand_cfpod ($msg);	3161	$msg = $self->pl->expand_cfpod ($msg)
		3162	unless $color & cf::NDI_VERBATIM;
2661		3163
2662	$color &= cf::NDI_CLIENT_MASK; # just in case...	3164	$color &= cf::NDI_CLIENT_MASK; # just in case...
2663		3165
2664	# check predefined channels, for the benefit of C	3166	# check predefined channels, for the benefit of C
2665	if ($CHANNEL{$channel}) {	3167	if ($CHANNEL{$channel}) {
2666	$channel = $CHANNEL{$channel};	3168	$channel = $CHANNEL{$channel};
2667		3169
2668	$self->ext_msg (channel_info => $channel)	3170	$self->ext_msg (channel_info => $channel);
2669	if $self->can_msg;
2670
2671	$channel = $channel->{id};	3171	$channel = $channel->{id};
2672		3172
2673	} elsif (ref $channel) {	3173	} elsif (ref $channel) {
2674	# send meta info to client, if not yet sent	3174	# send meta info to client, if not yet sent
2675	unless (exists $self->{channel}{$channel->{id}}) {	3175	unless (exists $self->{channel}{$channel->{id}}) {
2676	$self->{channel}{$channel->{id}} = $channel;	3176	$self->{channel}{$channel->{id}} = $channel;
2677	$self->ext_msg (channel_info => $channel)	3177	$self->ext_msg (channel_info => $channel);
2678	if $self->can_msg;
2679	}	3178	}
2680		3179
2681	$channel = $channel->{id};	3180	$channel = $channel->{id};
2682	}	3181	}
2683		3182
2684	return unless @extra || length $msg;	3183	return unless @extra || length $msg;
2685		3184
2686	if ($self->can_msg) {
2687	# default colour, mask it out	3185	# default colour, mask it out
2688	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3186	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2689	if $color & cf::NDI_DEF;	3187	if $color & cf::NDI_DEF;
2690		3188
2691	$self->send_packet ("msg " . $self->{json_coder}->encode (	3189	my $pkt = "msg "
		3190	. $self->{json_coder}->encode (
2692	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3191	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2693	} else {	3192	);
2694	if ($color >= 0) {
2695	# replace some tags by gcfclient-compatible ones
2696	for ($msg) {
2697	1 while
2698	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2699	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2700	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2701	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2702	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2703	}
2704		3193
2705	$color &= cf::NDI_COLOR_MASK;	3194	$self->send_big_packet ($pkt);
2706
2707	utf8::encode $msg;
2708
2709	if (0 && $msg =~ /\[/) {
2710	# COMMAND/INFO
2711	$self->send_packet ("drawextinfo $color 10 8 $msg")
2712	} else {
2713	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2714	$self->send_packet ("drawinfo $color $msg")
2715	}
2716	}
2717	}
2718	}	3195	}
2719		3196
2720	=item $client->ext_msg ($type, @msg)	3197	=item $client->ext_msg ($type, @msg)
2721		3198
2722	Sends an ext event to the client.	3199	Sends an ext event to the client.
…		…
2725		3202
2726	sub cf::client::ext_msg($$@) {	3203	sub cf::client::ext_msg($$@) {
2727	my ($self, $type, @msg) = @_;	3204	my ($self, $type, @msg) = @_;
2728		3205
2729	if ($self->extcmd == 2) {	3206	if ($self->extcmd == 2) {
2730	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3207	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2731	} elsif ($self->extcmd == 1) { # TODO: remove	3208	} elsif ($self->extcmd == 1) { # TODO: remove
2732	push @msg, msgtype => "event_$type";	3209	push @msg, msgtype => "event_$type";
2733	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3210	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2734	}	3211	}
2735	}	3212	}
2736		3213
2737	=item $client->ext_reply ($msgid, @msg)	3214	=item $client->ext_reply ($msgid, @msg)
2738		3215
…		…
2742		3219
2743	sub cf::client::ext_reply($$@) {	3220	sub cf::client::ext_reply($$@) {
2744	my ($self, $id, @msg) = @_;	3221	my ($self, $id, @msg) = @_;
2745		3222
2746	if ($self->extcmd == 2) {	3223	if ($self->extcmd == 2) {
2747	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3224	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2748	} elsif ($self->extcmd == 1) {	3225	} elsif ($self->extcmd == 1) {
2749	#TODO: version 1, remove	3226	#TODO: version 1, remove
2750	unshift @msg, msgtype => "reply", msgid => $id;	3227	unshift @msg, msgtype => "reply", msgid => $id;
2751	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3228	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2752	}	3229	}
2753	}	3230	}
2754		3231
2755	=item $success = $client->query ($flags, "text", \&cb)	3232	=item $success = $client->query ($flags, "text", \&cb)
2756		3233
…		…
2827		3304
2828	$ns->ext_reply ($reply, @reply)	3305	$ns->ext_reply ($reply, @reply)
2829	if $reply;	3306	if $reply;
2830		3307
2831	} else {	3308	} else {
2832	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3309	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2833	}	3310	}
2834		3311
2835	cf::override;	3312	cf::override;
2836	},	3313	},
2837	);	3314	);
…		…
2857		3334
2858	$coro	3335	$coro
2859	}	3336	}
2860		3337
2861	cf::client->attach (	3338	cf::client->attach (
2862	on_destroy => sub {	3339	on_client_destroy => sub {
2863	my ($ns) = @_;	3340	my ($ns) = @_;
2864		3341
2865	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3342	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2866	},	3343	},
2867	);	3344	);
…		…
2883	our $safe_hole = new Safe::Hole;	3360	our $safe_hole = new Safe::Hole;
2884		3361
2885	$SIG{FPE} = 'IGNORE';	3362	$SIG{FPE} = 'IGNORE';
2886		3363
2887	$safe->permit_only (Opcode::opset qw(	3364	$safe->permit_only (Opcode::opset qw(
2888	:base_core :base_mem :base_orig :base_math	3365	:base_core :base_mem :base_orig :base_math :base_loop
2889	grepstart grepwhile mapstart mapwhile	3366	grepstart grepwhile mapstart mapwhile
2890	sort time	3367	sort time
2891	));	3368	));
2892		3369
2893	# here we export the classes and methods available to script code	3370	# here we export the classes and methods available to script code
…		…
2895	=pod	3372	=pod
2896		3373
2897	The following functions and methods are available within a safe environment:	3374	The following functions and methods are available within a safe environment:
2898		3375
2899	cf::object	3376	cf::object
2900	contr pay_amount pay_player map x y force_find force_add	3377	contr pay_amount pay_player map x y force_find force_add destroy
2901	insert remove name archname title slaying race decrease_ob_nr	3378	insert remove name archname title slaying race decrease split
		3379	value
2902		3380
2903	cf::object::player	3381	cf::object::player
2904	player	3382	player
2905		3383
2906	cf::player	3384	cf::player
…		…
2911		3389
2912	=cut	3390	=cut
2913		3391
2914	for (	3392	for (
2915	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3393	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2916	insert remove inv name archname title slaying race	3394	insert remove inv nrof name archname title slaying race
2917	decrease_ob_nr)],	3395	decrease split destroy change_exp value msg lore send_msg)],
2918	["cf::object::player" => qw(player)],	3396	["cf::object::player" => qw(player)],
2919	["cf::player" => qw(peaceful)],	3397	["cf::player" => qw(peaceful send_msg)],
2920	["cf::map" => qw(trigger)],	3398	["cf::map" => qw(trigger)],
2921	) {	3399	) {
2922	no strict 'refs';
2923	my ($pkg, @funs) = @$_;	3400	my ($pkg, @funs) = @$_;
2924	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3401	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2925	for @funs;	3402	for @funs;
2926	}	3403	}
2927		3404
…		…
2942		3419
2943	my $qcode = $code;	3420	my $qcode = $code;
2944	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3421	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2945	$qcode =~ s/\n/\\n/g;	3422	$qcode =~ s/\n/\\n/g;
2946		3423
		3424	%vars = (_dummy => 0) unless %vars;
		3425
		3426	my @res;
2947	local $_;	3427	local $_;
2948	local @safe::cf::_safe_eval_args = values %vars;
2949		3428
2950	my $eval =	3429	my $eval =
2951	"do {\n"	3430	"do {\n"
2952	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3431	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2953	. "#line 0 \"{$qcode}\"\n"	3432	. "#line 0 \"{$qcode}\"\n"
2954	. $code	3433	. $code
2955	. "\n}"	3434	. "\n}"
2956	;	3435	;
2957		3436
		3437	if ($CFG{safe_eval}) {
2958	sub_generation_inc;	3438	sub_generation_inc;
		3439	local @safe::cf::_safe_eval_args = values %vars;
2959	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3440	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2960	sub_generation_inc;	3441	sub_generation_inc;
		3442	} else {
		3443	local @cf::_safe_eval_args = values %vars;
		3444	@res = wantarray ? eval eval : scalar eval $eval;
		3445	}
2961		3446
2962	if ($@) {	3447	if ($@) {
2963	warn "$@";	3448	warn "$@",
2964	warn "while executing safe code '$code'\n";	3449	"while executing safe code '$code'\n",
2965	warn "with arguments " . (join " ", %vars) . "\n";	3450	"with arguments " . (join " ", %vars) . "\n";
2966	}	3451	}
2967		3452
2968	wantarray ? @res : $res[0]	3453	wantarray ? @res : $res[0]
2969	}	3454	}
2970		3455
…		…
2984	=cut	3469	=cut
2985		3470
2986	sub register_script_function {	3471	sub register_script_function {
2987	my ($fun, $cb) = @_;	3472	my ($fun, $cb) = @_;
2988		3473
2989	no strict 'refs';	3474	$fun = "safe::$fun" if $CFG{safe_eval};
2990	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3475	*$fun = $safe_hole->wrap ($cb);
2991	}	3476	}
2992		3477
2993	=back	3478	=back
2994		3479
2995	=cut	3480	=cut
…		…
3004	# for this (global event?)	3489	# for this (global event?)
3005	%ext::player_env::MUSIC_FACE_CACHE = ();	3490	%ext::player_env::MUSIC_FACE_CACHE = ();
3006		3491
3007	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3492	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3008		3493
3009	warn "loading facedata from $path\n";	3494	trace "loading facedata from $path\n";
3010		3495
3011	my $facedata;	3496	my $facedata = decode_storable load_file $path;
3012	0 < aio_load $path, $facedata
3013	or die "$path: $!";
3014
3015	$facedata = Coro::Storable::thaw $facedata;
3016		3497
3017	$facedata->{version} == 2	3498	$facedata->{version} == 2
3018	or cf::cleanup "$path: version mismatch, cannot proceed.";	3499	or cf::cleanup "$path: version mismatch, cannot proceed.";
3019		3500
3020	# patch in the exptable	3501	# patch in the exptable
		3502	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3021	$facedata->{resource}{"res/exp_table"} = {	3503	$facedata->{resource}{"res/exp_table"} = {
3022	type => FT_RSRC,	3504	type => FT_RSRC,
3023	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3505	data => $exp_table,
		3506	hash => (Digest::MD5::md5 $exp_table),
3024	};	3507	};
3025	cf::cede_to_tick;	3508	cf::cede_to_tick;
3026		3509
3027	{	3510	{
3028	my $faces = $facedata->{faceinfo};	3511	my $faces = $facedata->{faceinfo};
3029		3512
3030	while (my ($face, $info) = each %$faces) {	3513	while (my ($face, $info) = each %$faces) {
3031	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3514	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3515
3032	cf::face::set_visibility $idx, $info->{visibility};	3516	cf::face::set_visibility $idx, $info->{visibility};
3033	cf::face::set_magicmap $idx, $info->{magicmap};	3517	cf::face::set_magicmap $idx, $info->{magicmap};
3034	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3518	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3035	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3519	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
		3520	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
3036		3521
3037	cf::cede_to_tick;	3522	cf::cede_to_tick;
3038	}	3523	}
3039		3524
3040	while (my ($face, $info) = each %$faces) {	3525	while (my ($face, $info) = each %$faces) {
3041	next unless $info->{smooth};	3526	next unless $info->{smooth};
		3527
3042	my $idx = cf::face::find $face	3528	my $idx = cf::face::find $face
3043	or next;	3529	or next;
		3530
3044	if (my $smooth = cf::face::find $info->{smooth}) {	3531	if (my $smooth = cf::face::find $info->{smooth}) {
3045	cf::face::set_smooth $idx, $smooth;	3532	cf::face::set_smooth $idx, $smooth;
3046	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3533	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3047	} else {	3534	} else {
3048	warn "smooth face '$info->{smooth}' not found for face '$face'";	3535	error "smooth face '$info->{smooth}' not found for face '$face'";
3049	}	3536	}
3050		3537
3051	cf::cede_to_tick;	3538	cf::cede_to_tick;
3052	}	3539	}
3053	}	3540	}
…		…
3062		3549
3063	cf::anim::invalidate_all; # d'oh	3550	cf::anim::invalidate_all; # d'oh
3064	}	3551	}
3065		3552
3066	{	3553	{
3067	# TODO: for gcfclient pleasure, we should give resources
3068	# that gcfclient doesn't grok a >10000 face index.
3069	my $res = $facedata->{resource};	3554	my $res = $facedata->{resource};
3070		3555
3071	my $soundconf = delete $res->{"res/sound.conf"};
3072
3073	while (my ($name, $info) = each %$res) {	3556	while (my ($name, $info) = each %$res) {
		3557	if (defined $info->{type}) {
3074	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3558	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3075	my $data;
3076		3559
3077	if ($info->{type} & 1) {	3560	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3078	# prepend meta info	3561	cf::face::set_type $idx, $info->{type};
3079
3080	my $meta = $enc->encode ({
3081	name => $name,
3082	%{ $info->{meta} || {} },
3083	});
3084
3085	$data = pack "(w/a*)*", $meta, $info->{data};
3086	} else {	3562	} else {
3087	$data = $info->{data};	3563	$RESOURCE{$name} = $info; # unused
3088	}	3564	}
3089		3565
3090	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3091	cf::face::set_type $idx, $info->{type};
3092
3093	cf::cede_to_tick;	3566	cf::cede_to_tick;
3094	}	3567	}
3095
3096	if ($soundconf) {
3097	$soundconf = $enc->decode (delete $soundconf->{data});
3098
3099	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3100	my $sound = $soundconf->{compat}[$_]
3101	or next;
3102
3103	my $face = cf::face::find "sound/$sound->[1]";
3104	cf::sound::set $sound->[0] => $face;
3105	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3106	}
3107
3108	while (my ($k, $v) = each %{$soundconf->{event}}) {
3109	my $face = cf::face::find "sound/$v";
3110	cf::sound::set $k => $face;
3111	}
3112	}
3113	}	3568	}
		3569
		3570	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3114		3571
3115	1	3572	1
3116	}	3573	}
3117		3574
3118	register_exticmd fx_want => sub {	3575	register_exticmd fx_want => sub {
…		…
3120		3577
3121	while (my ($k, $v) = each %$want) {	3578	while (my ($k, $v) = each %$want) {
3122	$ns->fx_want ($k, $v);	3579	$ns->fx_want ($k, $v);
3123	}	3580	}
3124	};	3581	};
		3582
		3583	sub load_resource_file($) {
		3584	my $guard = lock_acquire "load_resource_file";
		3585
		3586	my $status = load_resource_file_ $_[0];
		3587	get_slot 0.1, 100;
		3588	cf::arch::commit_load;
		3589
		3590	$status
		3591	}
3125		3592
3126	sub reload_regions {	3593	sub reload_regions {
3127	# HACK to clear player env face cache, we need some signal framework	3594	# HACK to clear player env face cache, we need some signal framework
3128	# for this (global event?)	3595	# for this (global event?)
3129	%ext::player_env::MUSIC_FACE_CACHE = ();	3596	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3143	}	3610	}
3144		3611
3145	sub reload_archetypes {	3612	sub reload_archetypes {
3146	load_resource_file "$DATADIR/archetypes"	3613	load_resource_file "$DATADIR/archetypes"
3147	or die "unable to load archetypes\n";	3614	or die "unable to load archetypes\n";
3148	#d# NEED to laod twice to resolve forward references
3149	# this really needs to be done in an extra post-pass
3150	# (which needs to be synchronous, so solve it differently)
3151	load_resource_file "$DATADIR/archetypes"
3152	or die "unable to load archetypes\n";
3153	}	3615	}
3154		3616
3155	sub reload_treasures {	3617	sub reload_treasures {
3156	load_resource_file "$DATADIR/treasures"	3618	load_resource_file "$DATADIR/treasures"
3157	or die "unable to load treasurelists\n";	3619	or die "unable to load treasurelists\n";
3158	}	3620	}
3159		3621
		3622	sub reload_sound {
		3623	trace "loading sound config from $DATADIR/sound\n";
		3624
		3625	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3626
		3627	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3628	my $sound = $soundconf->{compat}[$_]
		3629	or next;
		3630
		3631	my $face = cf::face::find "sound/$sound->[1]";
		3632	cf::sound::set $sound->[0] => $face;
		3633	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3634	}
		3635
		3636	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3637	my $face = cf::face::find "sound/$v";
		3638	cf::sound::set $k => $face;
		3639	}
		3640	}
		3641
3160	sub reload_resources {	3642	sub reload_resources {
3161	warn "reloading resource files...\n";	3643	trace "reloading resource files...\n";
3162		3644
		3645	reload_exp_table;
		3646	reload_materials;
		3647	reload_facedata;
		3648	reload_sound;
		3649	reload_archetypes;
3163	reload_regions;	3650	reload_regions;
3164	reload_facedata;
3165	#reload_archetypes;#d#
3166	reload_archetypes;
3167	reload_treasures;	3651	reload_treasures;
3168		3652
3169	warn "finished reloading resource files\n";	3653	trace "finished reloading resource files\n";
3170	}
3171
3172	sub init {
3173	reload_resources;
3174	}	3654	}
3175		3655
3176	sub reload_config {	3656	sub reload_config {
3177	open my $fh, "<:utf8", "$CONFDIR/config"	3657	trace "reloading config file...\n";
3178	or return;
3179		3658
3180	local $/;	3659	my $config = load_file "$CONFDIR/config";
3181	*CFG = YAML::Syck::Load <$fh>;	3660	utf8::decode $config;
		3661	*CFG = decode_yaml $config;
3182		3662
3183	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3663	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3184		3664
3185	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3665	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3186	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3666	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3187		3667
3188	if (exists $CFG{mlockall}) {	3668	if (exists $CFG{mlockall}) {
…		…
3192	};	3672	};
3193	warn $@ if $@;	3673	warn $@ if $@;
3194	}	3674	}
3195	}	3675	}
3196		3676
		3677	sub pidfile() {
		3678	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3679	or die "$PIDFILE: $!";
		3680	flock $fh, &Fcntl::LOCK_EX
		3681	or die "$PIDFILE: flock: $!";
		3682	$fh
		3683	}
		3684
		3685	# make sure only one server instance is running at any one time
		3686	sub atomic {
		3687	my $fh = pidfile;
		3688
		3689	my $pid = <$fh>;
		3690	kill 9, $pid if $pid > 0;
		3691
		3692	seek $fh, 0, 0;
		3693	print $fh $$;
		3694	}
		3695
		3696	sub main_loop {
		3697	trace "EV::loop starting\n";
		3698	if (1) {
		3699	EV::loop;
		3700	}
		3701	trace "EV::loop returned\n";
		3702	goto &main_loop unless $REALLY_UNLOOP;
		3703	}
		3704
3197	sub main {	3705	sub main {
		3706	cf::init_globals; # initialise logging
		3707
		3708	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3709	LOG llevInfo, "Copyright (C) 2005-2011 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3710	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3711	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3712
		3713	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3714
3198	# we must not ever block the main coroutine	3715	# we must not ever block the main coroutine
3199	local $Coro::idle = sub {	3716	local $Coro::idle = sub {
3200	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3717	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3201	(async {	3718	(async {
3202	$Coro::current->{desc} = "IDLE BUG HANDLER";	3719	$Coro::current->{desc} = "IDLE BUG HANDLER";
3203	Event::one_event;	3720	EV::loop EV::LOOP_ONESHOT;
3204	})->prio (Coro::PRIO_MAX);	3721	})->prio (Coro::PRIO_MAX);
3205	};	3722	};
3206		3723
		3724	evthread_start IO::AIO::poll_fileno;
		3725
		3726	cf::sync_job {
		3727	cf::incloader::init ();
		3728
		3729	cf::init_anim;
		3730	cf::init_attackmess;
		3731	cf::init_dynamic;
		3732
		3733	cf::load_settings;
		3734
		3735	reload_resources;
3207	reload_config;	3736	reload_config;
3208	db_init;	3737	db_init;
		3738
		3739	cf::init_uuid;
		3740	cf::init_signals;
		3741	cf::init_skills;
		3742
		3743	cf::init_beforeplay;
		3744
		3745	atomic;
		3746
3209	load_extensions;	3747	load_extensions;
3210		3748
3211	$TICK_WATCHER->start;	3749	utime time, time, $RUNTIMEFILE;
3212	Event::loop;	3750
		3751	# no (long-running) fork's whatsoever before this point(!)
		3752	use POSIX ();
		3753	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3754
		3755	cf::_post_init 0;
		3756	};
		3757
		3758	cf::object::thawer::errors_are_fatal 0;
		3759	info "parse errors in files are no longer fatal from this point on.\n";
		3760
		3761	my $free_main; $free_main = EV::idle sub {
		3762	undef $free_main;
		3763	undef &main; # free gobs of memory :)
		3764	};
		3765
		3766	goto &main_loop;
3213	}	3767	}
3214		3768
3215	#############################################################################	3769	#############################################################################
3216	# initialisation and cleanup	3770	# initialisation and cleanup
3217		3771
3218	# install some emergency cleanup handlers	3772	# install some emergency cleanup handlers
3219	BEGIN {	3773	BEGIN {
		3774	our %SIGWATCHER = ();
3220	for my $signal (qw(INT HUP TERM)) {	3775	for my $signal (qw(INT HUP TERM)) {
3221	Event->signal (	3776	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3222	reentrant => 0,
3223	data => WF_AUTOCANCEL,
3224	signal => $signal,
3225	prio => 0,
3226	cb => sub {
3227	cf::cleanup "SIG$signal";	3777	cf::cleanup "SIG$signal";
3228	},
3229	);	3778	};
3230	}	3779	}
3231	}	3780	}
3232		3781
3233	sub write_runtime {	3782	sub write_runtime_sync {
3234	my $runtime = "$LOCALDIR/runtime";	3783	my $t0 = AE::time;
3235		3784
3236	# first touch the runtime file to show we are still running:	3785	# first touch the runtime file to show we are still running:
3237	# the fsync below can take a very very long time.	3786	# the fsync below can take a very very long time.
3238		3787
3239	IO::AIO::aio_utime $runtime, undef, undef;	3788	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3240		3789
3241	my $guard = cf::lock_acquire "write_runtime";	3790	my $guard = cf::lock_acquire "write_runtime";
3242		3791
3243	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3792	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3244	or return;	3793	or return;
3245		3794
3246	my $value = $cf::RUNTIME + 90 + 10;	3795	my $value = $cf::RUNTIME + 90 + 10;
3247	# 10 is the runtime save interval, for a monotonic clock	3796	# 10 is the runtime save interval, for a monotonic clock
3248	# 60 allows for the watchdog to kill the server.	3797	# 60 allows for the watchdog to kill the server.
…		…
3258	aio_utime $fh, undef, undef;	3807	aio_utime $fh, undef, undef;
3259		3808
3260	close $fh	3809	close $fh
3261	or return;	3810	or return;
3262		3811
3263	aio_rename "$runtime~", $runtime	3812	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3264	and return;	3813	and return;
3265		3814
3266	warn "runtime file written.\n";	3815	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3267		3816
3268	1	3817	1
		3818	}
		3819
		3820	our $uuid_lock;
		3821	our $uuid_skip;
		3822
		3823	sub write_uuid_sync($) {
		3824	$uuid_skip ||= $_[0];
		3825
		3826	return if $uuid_lock;
		3827	local $uuid_lock = 1;
		3828
		3829	my $uuid = "$LOCALDIR/uuid";
		3830
		3831	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3832	or return;
		3833
		3834	my $value = uuid_seq uuid_cur;
		3835
		3836	unless ($value) {
		3837	info "cowardly refusing to write zero uuid value!\n";
		3838	return;
		3839	}
		3840
		3841	my $value = uuid_str $value + $uuid_skip;
		3842	$uuid_skip = 0;
		3843
		3844	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3845	and return;
		3846
		3847	# always fsync - this file is important
		3848	aio_fsync $fh
		3849	and return;
		3850
		3851	close $fh
		3852	or return;
		3853
		3854	aio_rename "$uuid~", $uuid
		3855	and return;
		3856
		3857	trace "uuid file written ($value).\n";
		3858
		3859	1
		3860
		3861	}
		3862
		3863	sub write_uuid($$) {
		3864	my ($skip, $sync) = @_;
		3865
		3866	$sync ? write_uuid_sync $skip
		3867	: async { write_uuid_sync $skip };
3269	}	3868	}
3270		3869
3271	sub emergency_save() {	3870	sub emergency_save() {
3272	my $freeze_guard = cf::freeze_mainloop;	3871	my $freeze_guard = cf::freeze_mainloop;
3273		3872
3274	warn "enter emergency perl save\n";	3873	info "emergency_perl_save: enter\n";
		3874
		3875	# this is a trade-off: we want to be very quick here, so
		3876	# save all maps without fsync, and later call a global sync
		3877	# (which in turn might be very very slow)
		3878	local $USE_FSYNC = 0;
3275		3879
3276	cf::sync_job {	3880	cf::sync_job {
		3881	cf::write_runtime_sync; # external watchdog should not bark
		3882
3277	# use a peculiar iteration method to avoid tripping on perl	3883	# use a peculiar iteration method to avoid tripping on perl
3278	# refcount bugs in for. also avoids problems with players	3884	# refcount bugs in for. also avoids problems with players
3279	# and maps saved/destroyed asynchronously.	3885	# and maps saved/destroyed asynchronously.
3280	warn "begin emergency player save\n";	3886	info "emergency_perl_save: begin player save\n";
3281	for my $login (keys %cf::PLAYER) {	3887	for my $login (keys %cf::PLAYER) {
3282	my $pl = $cf::PLAYER{$login} or next;	3888	my $pl = $cf::PLAYER{$login} or next;
3283	$pl->valid or next;	3889	$pl->valid or next;
		3890	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3284	$pl->save;	3891	$pl->save;
3285	}	3892	}
3286	warn "end emergency player save\n";	3893	info "emergency_perl_save: end player save\n";
3287		3894
3288	warn "begin emergency map save\n";	3895	cf::write_runtime_sync; # external watchdog should not bark
		3896
		3897	info "emergency_perl_save: begin map save\n";
3289	for my $path (keys %cf::MAP) {	3898	for my $path (keys %cf::MAP) {
3290	my $map = $cf::MAP{$path} or next;	3899	my $map = $cf::MAP{$path} or next;
3291	$map->valid or next;	3900	$map->valid or next;
3292	$map->save;	3901	$map->save;
3293	}	3902	}
3294	warn "end emergency map save\n";	3903	info "emergency_perl_save: end map save\n";
3295		3904
3296	warn "begin emergency database checkpoint\n";	3905	cf::write_runtime_sync; # external watchdog should not bark
		3906
		3907	info "emergency_perl_save: begin database checkpoint\n";
3297	BDB::db_env_txn_checkpoint $DB_ENV;	3908	BDB::db_env_txn_checkpoint $DB_ENV;
3298	warn "end emergency database checkpoint\n";	3909	info "emergency_perl_save: end database checkpoint\n";
		3910
		3911	info "emergency_perl_save: begin write uuid\n";
		3912	write_uuid_sync 1;
		3913	info "emergency_perl_save: end write uuid\n";
		3914
		3915	cf::write_runtime_sync; # external watchdog should not bark
		3916
		3917	trace "emergency_perl_save: syncing database to disk";
		3918	BDB::db_env_txn_checkpoint $DB_ENV;
		3919
		3920	info "emergency_perl_save: starting sync\n";
		3921	IO::AIO::aio_sync sub {
		3922	info "emergency_perl_save: finished sync\n";
		3923	};
		3924
		3925	cf::write_runtime_sync; # external watchdog should not bark
		3926
		3927	trace "emergency_perl_save: flushing outstanding aio requests";
		3928	while (IO::AIO::nreqs || BDB::nreqs) {
		3929	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
		3930	}
		3931
		3932	cf::write_runtime_sync; # external watchdog should not bark
3299	};	3933	};
3300		3934
3301	warn "leave emergency perl save\n";	3935	info "emergency_perl_save: leave\n";
3302	}	3936	}
3303		3937
3304	sub post_cleanup {	3938	sub post_cleanup {
3305	my ($make_core) = @_;	3939	my ($make_core) = @_;
3306		3940
		3941	IO::AIO::flush;
		3942
3307	warn Carp::longmess "post_cleanup backtrace"	3943	error Carp::longmess "post_cleanup backtrace"
3308	if $make_core;	3944	if $make_core;
		3945
		3946	my $fh = pidfile;
		3947	unlink $PIDFILE if <$fh> == $$;
		3948	}
		3949
		3950	# a safer delete_package, copied from Symbol
		3951	sub clear_package($) {
		3952	my $pkg = shift;
		3953
		3954	# expand to full symbol table name if needed
		3955	unless ($pkg =~ /^main::.*::$/) {
		3956	$pkg = "main$pkg" if $pkg =~ /^::/;
		3957	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3958	$pkg .= '::' unless $pkg =~ /::$/;
		3959	}
		3960
		3961	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3962	my $stem_symtab = *{$stem}{HASH};
		3963
		3964	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3965	or return;
		3966
		3967	# clear all symbols
		3968	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3969	for my $name (keys %$leaf_symtab) {
		3970	_gv_clear *{"$pkg$name"};
		3971	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3972	}
3309	}	3973	}
3310		3974
3311	sub do_reload_perl() {	3975	sub do_reload_perl() {
3312	# can/must only be called in main	3976	# can/must only be called in main
3313	if ($Coro::current != $Coro::main) {	3977	unless (in_main) {
3314	warn "can only reload from main coroutine";	3978	error "can only reload from main coroutine";
3315	return;	3979	return;
3316	}	3980	}
3317		3981
3318	warn "reloading...";	3982	return if $RELOAD++;
3319		3983
3320	warn "entering sync_job";	3984	my $t1 = AE::time;
3321		3985
		3986	while ($RELOAD) {
		3987	cf::get_slot 0.1, -1, "reload_perl";
		3988	info "perl_reload: reloading...";
		3989
		3990	trace "perl_reload: entering sync_job";
		3991
3322	cf::sync_job {	3992	cf::sync_job {
3323	cf::write_runtime; # external watchdog should not bark
3324	cf::emergency_save;	3993	#cf::emergency_save;
3325	cf::write_runtime; # external watchdog should not bark
3326		3994
3327	warn "syncing database to disk";
3328	BDB::db_env_txn_checkpoint $DB_ENV;
3329
3330	# if anything goes wrong in here, we should simply crash as we already saved
3331
3332	warn "cancelling all WF_AUTOCANCEL watchers";
3333	for (Event::all_watchers) {
3334	$_->cancel if $_->data & WF_AUTOCANCEL;
3335	}
3336
3337	warn "flushing outstanding aio requests";
3338	for (;;) {
3339	BDB::flush;
3340	IO::AIO::flush;
3341	Coro::cede;
3342	last unless IO::AIO::nreqs || BDB::nreqs;
3343	warn "iterate...";
3344	}
3345
3346	++$RELOAD;
3347
3348	warn "cancelling all extension coros";	3995	trace "perl_reload: cancelling all extension coros";
3349	$_->cancel for values %EXT_CORO;	3996	$_->cancel for values %EXT_CORO;
3350	%EXT_CORO = ();	3997	%EXT_CORO = ();
3351		3998
3352	warn "removing commands";	3999	trace "perl_reload: removing commands";
3353	%COMMAND = ();	4000	%COMMAND = ();
3354		4001
3355	warn "removing ext/exti commands";	4002	trace "perl_reload: removing ext/exti commands";
3356	%EXTCMD = ();	4003	%EXTCMD = ();
3357	%EXTICMD = ();	4004	%EXTICMD = ();
3358		4005
3359	warn "unloading/nuking all extensions";	4006	trace "perl_reload: unloading/nuking all extensions";
3360	for my $pkg (@EXTS) {	4007	for my $pkg (@EXTS) {
3361	warn "... unloading $pkg";	4008	trace "... unloading $pkg";
3362		4009
3363	if (my $cb = $pkg->can ("unload")) {	4010	if (my $cb = $pkg->can ("unload")) {
3364	eval {	4011	eval {
3365	$cb->($pkg);	4012	$cb->($pkg);
3366	1	4013	1
3367	} or warn "$pkg unloaded, but with errors: $@";	4014	} or error "$pkg unloaded, but with errors: $@";
		4015	}
		4016
		4017	trace "... clearing $pkg";
		4018	clear_package $pkg;
3368	}	4019	}
3369		4020
3370	warn "... nuking $pkg";
3371	Symbol::delete_package $pkg;
3372	}
3373
3374	warn "unloading all perl modules loaded from $LIBDIR";	4021	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3375	while (my ($k, $v) = each %INC) {	4022	while (my ($k, $v) = each %INC) {
3376	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4023	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3377		4024
3378	warn "... unloading $k";	4025	trace "... unloading $k";
3379	delete $INC{$k};	4026	delete $INC{$k};
3380		4027
3381	$k =~ s/\.pm$//;	4028	$k =~ s/\.pm$//;
3382	$k =~ s/\//::/g;	4029	$k =~ s/\//::/g;
3383		4030
3384	if (my $cb = $k->can ("unload_module")) {	4031	if (my $cb = $k->can ("unload_module")) {
3385	$cb->();	4032	$cb->();
		4033	}
		4034
		4035	clear_package $k;
3386	}	4036	}
3387		4037
3388	Symbol::delete_package $k;
3389	}
3390
3391	warn "getting rid of safe::, as good as possible";	4038	trace "perl_reload: getting rid of safe::, as good as possible";
3392	Symbol::delete_package "safe::$_"	4039	clear_package "safe::$_"
3393	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4040	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3394		4041
3395	warn "unloading cf.pm \"a bit\"";	4042	trace "perl_reload: unloading cf.pm \"a bit\"";
3396	delete $INC{"cf.pm"};	4043	delete $INC{"cf.pm"};
3397	delete $INC{"cf/pod.pm"};	4044	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3398		4045
3399	# don't, removes xs symbols, too,	4046	# don't, removes xs symbols, too,
3400	# and global variables created in xs	4047	# and global variables created in xs
3401	#Symbol::delete_package __PACKAGE__;	4048	#clear_package __PACKAGE__;
3402		4049
3403	warn "unload completed, starting to reload now";	4050	info "perl_reload: unload completed, starting to reload now";
3404		4051
3405	warn "reloading cf.pm";	4052	trace "perl_reload: reloading cf.pm";
3406	require cf;	4053	require cf;
3407	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4054	cf::_connect_to_perl_1;
3408		4055
3409	warn "loading config and database again";	4056	trace "perl_reload: loading config and database again";
3410	cf::reload_config;	4057	cf::reload_config;
3411		4058
3412	warn "loading extensions";	4059	trace "perl_reload: loading extensions";
3413	cf::load_extensions;	4060	cf::load_extensions;
3414		4061
		4062	if ($REATTACH_ON_RELOAD) {
3415	warn "reattaching attachments to objects/players";	4063	trace "perl_reload: reattaching attachments to objects/players";
3416	_global_reattach; # objects, sockets	4064	_global_reattach; # objects, sockets
3417	warn "reattaching attachments to maps";	4065	trace "perl_reload: reattaching attachments to maps";
3418	reattach $_ for values %MAP;	4066	reattach $_ for values %MAP;
3419	warn "reattaching attachments to players";	4067	trace "perl_reload: reattaching attachments to players";
3420	reattach $_ for values %PLAYER;	4068	reattach $_ for values %PLAYER;
		4069	}
3421		4070
3422	warn "leaving sync_job";	4071	cf::_post_init 1;
3423		4072
		4073	trace "perl_reload: leaving sync_job";
		4074
3424	1	4075	1
3425	} or do {	4076	} or do {
3426	warn $@;	4077	error $@;
3427	warn "error while reloading, exiting.";	4078	cf::cleanup "perl_reload: error, exiting.";
3428	exit 1;	4079	};
		4080
		4081	--$RELOAD;
3429	};	4082	}
3430		4083
3431	warn "reloaded";	4084	$t1 = AE::time - $t1;
		4085	info "perl_reload: completed in ${t1}s\n";
3432	};	4086	};
3433		4087
3434	our $RELOAD_WATCHER; # used only during reload	4088	our $RELOAD_WATCHER; # used only during reload
3435		4089
3436	sub reload_perl() {	4090	sub reload_perl() {
3437	# doing reload synchronously and two reloads happen back-to-back,	4091	# doing reload synchronously and two reloads happen back-to-back,
3438	# coro crashes during coro_state_free->destroy here.	4092	# coro crashes during coro_state_free->destroy here.
3439		4093
3440	$RELOAD_WATCHER ||= Event->timer (	4094	$RELOAD_WATCHER ||= cf::async {
3441	reentrant => 0,	4095	Coro::AIO::aio_wait cache_extensions;
3442	after => 0,	4096
3443	data => WF_AUTOCANCEL,	4097	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3444	cb => sub {
3445	do_reload_perl;	4098	do_reload_perl;
3446	undef $RELOAD_WATCHER;	4099	undef $RELOAD_WATCHER;
3447	},	4100	};
3448	);	4101	};
3449	}	4102	}
3450		4103
3451	register_command "reload" => sub {	4104	register_command "reload" => sub {
3452	my ($who, $arg) = @_;	4105	my ($who, $arg) = @_;
3453		4106
…		…
3458	reload_perl;	4111	reload_perl;
3459	};	4112	};
3460	}	4113	}
3461	};	4114	};
3462		4115
3463	unshift @INC, $LIBDIR;	4116	#############################################################################
3464		4117
3465	my $bug_warning = 0;	4118	my $bug_warning = 0;
3466		4119
3467	our @WAIT_FOR_TICK;
3468	our @WAIT_FOR_TICK_BEGIN;
3469
3470	sub wait_for_tick {	4120	sub wait_for_tick() {
3471	return unless $TICK_WATCHER->is_active;	4121	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3472	return if $Coro::current == $Coro::main;
3473		4122
3474	my $signal = new Coro::Signal;	4123	$WAIT_FOR_TICK->wait;
3475	push @WAIT_FOR_TICK, $signal;
3476	$signal->wait;
3477	}	4124	}
3478		4125
3479	sub wait_for_tick_begin {	4126	sub wait_for_tick_begin() {
3480	return unless $TICK_WATCHER->is_active;	4127	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3481	return if $Coro::current == $Coro::main;
3482		4128
3483	my $signal = new Coro::Signal;	4129	my $signal = new Coro::Signal;
3484	push @WAIT_FOR_TICK_BEGIN, $signal;	4130	push @WAIT_FOR_TICK_BEGIN, $signal;
3485	$signal->wait;	4131	$signal->wait;
3486	}	4132	}
3487		4133
3488	$TICK_WATCHER = Event->timer (	4134	sub tick {
3489	reentrant => 0,
3490	parked => 1,
3491	prio => 0,
3492	at => $NEXT_TICK || $TICK,
3493	data => WF_AUTOCANCEL,
3494	cb => sub {
3495	if ($Coro::current != $Coro::main) {	4135	if ($Coro::current != $Coro::main) {
3496	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4136	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3497	unless ++$bug_warning > 10;	4137	unless ++$bug_warning > 10;
3498	return;	4138	return;
3499	}	4139	}
3500		4140
3501	$NOW = $tick_start = Event::time;	4141	cf::one_tick; # one server iteration
3502		4142
3503	cf::server_tick; # one server iteration	4143	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3504		4144
3505	$RUNTIME += $TICK;
3506	$NEXT_TICK += $TICK;
3507
3508	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4145	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3509	$NEXT_RUNTIME_WRITE = $NOW + 10;	4146	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3510	Coro::async_pool {	4147	Coro::async_pool {
3511	$Coro::current->{desc} = "runtime saver";	4148	$Coro::current->{desc} = "runtime saver";
3512	write_runtime	4149	write_runtime_sync
3513	or warn "ERROR: unable to write runtime file: $!";	4150	or error "ERROR: unable to write runtime file: $!";
3514	};
3515	}	4151	};
		4152	}
3516		4153
3517	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4154	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3518	$sig->send;	4155	$sig->send;
3519	}	4156	}
3520	while (my $sig = shift @WAIT_FOR_TICK) {	4157	$WAIT_FOR_TICK->broadcast;
3521	$sig->send;
3522	}
3523		4158
3524	$NOW = Event::time;	4159	$LOAD = ($NOW - $TICK_START) / $TICK;
3525
3526	# if we are delayed by four ticks or more, skip them all
3527	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3528
3529	$TICK_WATCHER->at ($NEXT_TICK);
3530	$TICK_WATCHER->start;
3531
3532	$LOAD = ($NOW - $tick_start) / $TICK;
3533	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4160	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3534		4161
3535	_post_tick;	4162	if (0) {
		4163	if ($NEXT_TICK) {
		4164	my $jitter = $TICK_START - $NEXT_TICK;
		4165	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4166	debug "jitter $JITTER\n";#d#
		4167	}
3536	},	4168	}
3537	);	4169	}
3538		4170
3539	{	4171	{
		4172	# configure BDB
		4173
3540	BDB::min_parallel 8;	4174	BDB::min_parallel 16;
3541	BDB::max_poll_time $TICK * 0.1;	4175	BDB::max_poll_reqs $TICK * 0.1;
3542	$BDB_POLL_WATCHER = Event->io (	4176	$AnyEvent::BDB::WATCHER->priority (1);
3543	reentrant => 0,
3544	fd => BDB::poll_fileno,
3545	poll => 'r',
3546	prio => 0,
3547	data => WF_AUTOCANCEL,
3548	cb => \&BDB::poll_cb,
3549	);
3550
3551	BDB::set_sync_prepare {
3552	my $status;
3553	my $current = $Coro::current;
3554	(
3555	sub {
3556	$status = $!;
3557	$current->ready; undef $current;
3558	},
3559	sub {
3560	Coro::schedule while defined $current;
3561	$! = $status;
3562	},
3563	)
3564	};
3565		4177
3566	unless ($DB_ENV) {	4178	unless ($DB_ENV) {
3567	$DB_ENV = BDB::db_env_create;	4179	$DB_ENV = BDB::db_env_create;
3568	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	4180	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3569	| BDB::LOG_AUTOREMOVE, 1);	4181	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4182	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3570	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	4183	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3571	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	4184	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3572		4185
3573	cf::sync_job {	4186	cf::sync_job {
3574	eval {	4187	eval {
…		…
3584		4197
3585	cf::cleanup "db_env_open(db): $@" if $@;	4198	cf::cleanup "db_env_open(db): $@" if $@;
3586	};	4199	};
3587	}	4200	}
3588		4201
3589	$BDB_DEADLOCK_WATCHER = Event->timer (	4202	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3590	after => 3,
3591	interval => 1,
3592	hard => 1,
3593	prio => 0,
3594	data => WF_AUTOCANCEL,
3595	cb => sub {
3596	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };	4203	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3597	},
3598	);	4204	};
3599	$BDB_CHECKPOINT_WATCHER = Event->timer (	4205	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3600	after => 11,
3601	interval => 60,
3602	hard => 1,
3603	prio => 0,
3604	data => WF_AUTOCANCEL,
3605	cb => sub {
3606	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4206	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3607	},
3608	);	4207	};
3609	$BDB_TRICKLE_WATCHER = Event->timer (	4208	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3610	after => 5,
3611	interval => 10,
3612	hard => 1,
3613	prio => 0,
3614	data => WF_AUTOCANCEL,
3615	cb => sub {
3616	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4209	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3617	},
3618	);	4210	};
3619	}	4211	}
3620		4212
3621	{	4213	{
		4214	# configure IO::AIO
		4215
3622	IO::AIO::min_parallel 8;	4216	IO::AIO::min_parallel 8;
3623
3624	undef $Coro::AIO::WATCHER;
3625	IO::AIO::max_poll_time $TICK * 0.1;	4217	IO::AIO::max_poll_time $TICK * 0.1;
3626	$AIO_POLL_WATCHER = Event->io (	4218	undef $AnyEvent::AIO::WATCHER;
3627	reentrant => 0,
3628	data => WF_AUTOCANCEL,
3629	fd => IO::AIO::poll_fileno,
3630	poll => 'r',
3631	prio => 6,
3632	cb => \&IO::AIO::poll_cb,
3633	);
3634	}	4219	}
3635		4220
3636	my $_log_backtrace;	4221	our $_log_backtrace;
		4222	our $_log_backtrace_last;
3637		4223
3638	sub _log_backtrace {	4224	sub _log_backtrace {
3639	my ($msg, @addr) = @_;	4225	my ($msg, @addr) = @_;
3640		4226
3641	$msg =~ s/\n//;	4227	$msg =~ s/\n$//;
3642		4228
		4229	if ($_log_backtrace_last eq $msg) {
		4230	LOG llevInfo, "[ABT] $msg\n";
		4231	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3643	# limit the # of concurrent backtraces	4232	# limit the # of concurrent backtraces
3644	if ($_log_backtrace < 2) {	4233	} elsif ($_log_backtrace < 2) {
		4234	$_log_backtrace_last = $msg;
3645	++$_log_backtrace;	4235	++$_log_backtrace;
		4236	my $perl_bt = Carp::longmess $msg;
3646	async {	4237	async {
3647	$Coro::current->{desc} = "abt $msg";	4238	$Coro::current->{desc} = "abt $msg";
3648		4239
3649	my @bt = fork_call {	4240	my @bt = fork_call {
3650	@addr = map { sprintf "%x", $_ } @addr;	4241	@addr = map { sprintf "%x", $_ } @addr;
…		…
3661	}	4252	}
3662		4253
3663	@funcs	4254	@funcs
3664	};	4255	};
3665		4256
3666	LOG llevInfo, "[ABT] $msg\n";	4257	LOG llevInfo, "[ABT] $perl_bt\n";
		4258	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3667	LOG llevInfo, "[ABT] $_\n" for @bt;	4259	LOG llevInfo, "[ABT] $_\n" for @bt;
3668	--$_log_backtrace;	4260	--$_log_backtrace;
3669	};	4261	};
3670	} else {	4262	} else {
3671	LOG llevInfo, "[ABT] $msg\n";	4263	LOG llevInfo, "[ABT] $msg\n";
3672	LOG llevInfo, "[ABT] [suppressed]\n";	4264	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3673	}	4265	}
3674	}	4266	}
3675		4267
3676	# load additional modules	4268	# load additional modules
3677	use cf::pod;	4269	require "cf/$_.pm" for @EXTRA_MODULES;
		4270	cf::_connect_to_perl_2;
3678		4271
3679	END { cf::emergency_save }	4272	END { cf::emergency_save }
3680		4273
3681	1	4274	1
3682		4275

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