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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.379 by root, Thu Oct 4 23:59:07 2007 UTC vs.
Revision 1.571 by root, Wed May 4 19:04:45 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	LOG llevError | logBacktrace, Carp::longmess "sync job";#d#	629	#LOG llevError, Carp::longmess "sync job";#d#
433		630
434	# TODO: use suspend/resume instead
435	# (but this is cancel-safe)
436	my $freeze_guard = freeze_mainloop;	631	my $freeze_guard = freeze_mainloop;
437		632
438	my $busy = 1;	633	my $busy = 1;
439	my @res;	634	my @res;
440		635
441	(async {	636	(async {
442	$Coro::current->desc ("sync job coro");	637	$Coro::current->desc ("sync job coro");
443	@res = eval { $job->() };	638	@res = eval { $job->() };
444	warn $@ if $@;	639	error $@ if $@;
445	undef $busy;	640	undef $busy;
446	})->prio (Coro::PRIO_MAX);	641	})->prio (Coro::PRIO_MAX);
447		642
448	while ($busy) {	643	while ($busy) {
449	Coro::cede or Event::one_event;	644	if (Coro::nready) {
		645	Coro::cede_notself;
		646	} else {
		647	EV::loop EV::LOOP_ONESHOT;
450	}	648	}
		649	}
451		650
452	$time = Event::time - $time;	651	my $time = AE::time - $time;
453		652
454	LOG llevError | logBacktrace, Carp::longmess "long sync job"
455	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
456
457	$tick_start += $time; # do not account sync jobs to server load	653	$TICK_START += $time; # do not account sync jobs to server load
458		654
459	wantarray ? @res : $res[0]	655	wantarray ? @res : $res[0]
460	} else {	656	} else {
461	# we are in another coroutine, how wonderful, everything just works	657	# we are in another coroutine, how wonderful, everything just works
462		658
…		…
482	$EXT_CORO{$coro+0} = $coro;	678	$EXT_CORO{$coro+0} = $coro;
483		679
484	$coro	680	$coro
485	}	681	}
486		682
487	=item fork_call { }, $args	683	=item fork_call { }, @args
488		684
489	Executes the given code block with the given arguments in a seperate	685	Executes the given code block with the given arguments in a seperate
490	process, returning the results. Everything must be serialisable with	686	process, returning the results. Everything must be serialisable with
491	Coro::Storable. May, of course, block. Note that the executed sub may	687	Coro::Storable. May, of course, block. Note that the executed sub may
492	never block itself or use any form of Event handling.	688	never block itself or use any form of event handling.
493		689
494	=cut	690	=cut
		691
		692	sub post_fork {
		693	reset_signals;
		694	}
495		695
496	sub fork_call(&@) {	696	sub fork_call(&@) {
497	my ($cb, @args) = @_;	697	my ($cb, @args) = @_;
498		698
499	# we seemingly have to make a local copy of the whole thing,	699	# we seemingly have to make a local copy of the whole thing,
500	# otherwise perl prematurely frees the stuff :/	700	# otherwise perl prematurely frees the stuff :/
501	# TODO: investigate and fix (likely this will be rather laborious)	701	# TODO: investigate and fix (likely this will be rather laborious)
502		702
503	my @res = Coro::Util::fork_eval {	703	my @res = Coro::Util::fork_eval {
504	reset_signals;	704	cf::post_fork;
505	&$cb	705	&$cb
506	}, @args;	706	} @args;
507		707
508	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
509	}	747	}
510		748
511	=item $value = cf::db_get $family => $key	749	=item $value = cf::db_get $family => $key
512		750
513	Returns a single value from the environment database.	751	Returns a single value from the environment database.
…		…
523	within each server.	761	within each server.
524		762
525	=cut	763	=cut
526		764
527	sub db_table($) {	765	sub db_table($) {
		766	cf::error "db_get called from main context"
		767	if $Coro::current == $Coro::main;
		768
528	my ($name) = @_;	769	my ($name) = @_;
529	my $db = BDB::db_create $DB_ENV;	770	my $db = BDB::db_create $DB_ENV;
530		771
531	eval {	772	eval {
532	$db->set_flags (BDB::CHKSUM);	773	$db->set_flags (BDB::CHKSUM);
…		…
542	}	783	}
543		784
544	our $DB;	785	our $DB;
545		786
546	sub db_init {	787	sub db_init {
547	cf::sync_job {
548	$DB ||= db_table "db";	788	$DB ||= db_table "db";
549	};
550	}	789	}
551		790
552	sub db_get($$) {	791	sub db_get($$) {
553	my $key = "$_[0]/$_[1]";	792	my $key = "$_[0]/$_[1]";
554		793
555	cf::sync_job {	794	cf::error "db_get called from main context"
		795	if $Coro::current == $Coro::main;
		796
556	BDB::db_get $DB, undef, $key, my $data;	797	BDB::db_get $DB, undef, $key, my $data;
557		798
558	$! ? ()	799	$! ? ()
559	: $data	800	: $data
560	}
561	}	801	}
562		802
563	sub db_put($$$) {	803	sub db_put($$$) {
564	BDB::dbreq_pri 4;	804	BDB::dbreq_pri 4;
565	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	805	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
593		833
594	my @data;	834	my @data;
595	my $md5;	835	my $md5;
596		836
597	for (0 .. $#$src) {	837	for (0 .. $#$src) {
598	0 <= aio_load $src->[$_], $data[$_]	838	$data[$_] = load_file $src->[$_];
599	or Carp::croak "$src->[$_]: $!";
600	}	839	}
601		840
602	# if processing is expensive, check	841	# if processing is expensive, check
603	# checksum first	842	# checksum first
604	if (1) {	843	if (1) {
…		…
621		860
622	my $t1 = Time::HiRes::time;	861	my $t1 = Time::HiRes::time;
623	my $data = $process->(\@data);	862	my $data = $process->(\@data);
624	my $t2 = Time::HiRes::time;	863	my $t2 = Time::HiRes::time;
625		864
626	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	865	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
627		866
628	db_put cache => "$id/data", $data;	867	db_put cache => "$id/data", $data;
629	db_put cache => "$id/md5" , $md5;	868	db_put cache => "$id/md5" , $md5;
630	db_put cache => "$id/meta", $meta;	869	db_put cache => "$id/meta", $meta;
631		870
…		…
641		880
642	=cut	881	=cut
643		882
644	sub datalog($@) {	883	sub datalog($@) {
645	my ($type, %kv) = @_;	884	my ($type, %kv) = @_;
646	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	885	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
647	}	886	}
648		887
649	=back	888	=back
650		889
651	=cut	890	=cut
652		891
653	#############################################################################	892	#############################################################################
654		893
655	=head2 ATTACHABLE OBJECTS	894	=head2 ATTACHABLE OBJECTS
656		895
657	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
658	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")
659	to it. All such attachable objects support the following methods.	898	to it. All such attachable objects support the following methods.
660		899
661	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>
662	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
663	Crossfire TRT).	902	Deliantra).
664		903
665	=over 4	904	=over 4
666		905
667	=item $attachable->attach ($attachment, key => $value...)	906	=item $attachable->attach ($attachment, key => $value...)
668		907
…		…
712	=item cf::CLASS::attachment $name, ...	951	=item cf::CLASS::attachment $name, ...
713		952
714	Register an attachment by C<$name> through which attachable objects of the	953	Register an attachment by C<$name> through which attachable objects of the
715	given CLASS can refer to this attachment.	954	given CLASS can refer to this attachment.
716		955
717	Some classes such as crossfire maps and objects can specify attachments	956	Some classes such as deliantra maps and objects can specify attachments
718	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.
719		958
720	These calls expect any number of the following handler/hook descriptions:	959	These calls expect any number of the following handler/hook descriptions:
721		960
722	=over 4	961	=over 4
…		…
846		1085
847	} elsif (exists $cb_id{$type}) {	1086	} elsif (exists $cb_id{$type}) {
848	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1087	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
849		1088
850	} elsif (ref $type) {	1089	} elsif (ref $type) {
851	warn "attaching objects not supported, ignoring.\n";	1090	error "attaching objects not supported, ignoring.\n";
852		1091
853	} else {	1092	} else {
854	shift @arg;	1093	shift @arg;
855	warn "attach argument '$type' not supported, ignoring.\n";	1094	error "attach argument '$type' not supported, ignoring.\n";
856	}	1095	}
857	}	1096	}
858	}	1097	}
859		1098
860	sub _object_attach {	1099	sub _object_attach {
…		…
870	_attach $registry, $klass, @attach;	1109	_attach $registry, $klass, @attach;
871	}	1110	}
872		1111
873	$obj->{$name} = \%arg;	1112	$obj->{$name} = \%arg;
874	} else {	1113	} else {
875	warn "object uses attachment '$name' which is not available, postponing.\n";	1114	info "object uses attachment '$name' which is not available, postponing.\n";
876	}	1115	}
877		1116
878	$obj->{_attachment}{$name} = undef;	1117	$obj->{_attachment}{$name} = undef;
879	}	1118	}
880		1119
…		…
939		1178
940	for (@$callbacks) {	1179	for (@$callbacks) {
941	eval { &{$_->[1]} };	1180	eval { &{$_->[1]} };
942		1181
943	if ($@) {	1182	if ($@) {
944	warn "$@";
945	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1183	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
946	override;	1184	override;
947	}	1185	}
948		1186
949	return 1 if $override;	1187	return 1 if $override;
950	}	1188	}
951		1189
952	0	1190	0
953	}	1191	}
954		1192
955	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1193	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
956		1194
957	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1195	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
958		1196
959	Generate an object-specific event with the given arguments.	1197	Generate an object-specific event with the given arguments.
960		1198
…		…
966		1204
967	=cut	1205	=cut
968		1206
969	#############################################################################	1207	#############################################################################
970	# object support	1208	# object support
971	#
972		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 $SLOW_MERGES;#d#
973	sub _can_merge {	1243	sub _can_merge {
974	my ($ob1, $ob2) = @_;	1244	my ($ob1, $ob2) = @_;
975		1245
976	local $Storable::canonical = 1;	1246	++$SLOW_MERGES;#d#
977	my $fob1 = Storable::freeze $ob1;
978	my $fob2 = Storable::freeze $ob2;
979		1247
980	$fob1 eq $fob2	1248	# we do the slow way here
		1249	return _object_equal $ob1, $ob2
981	}	1250	}
982		1251
983	sub reattach {	1252	sub reattach {
984	# basically do the same as instantiate, without calling instantiate	1253	# basically do the same as instantiate, without calling instantiate
985	my ($obj) = @_;	1254	my ($obj) = @_;
986		1255
		1256	# no longer needed after getting rid of delete_package?
987	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
988		1258
989	my $registry = $obj->registry;	1259	my $registry = $obj->registry;
990		1260
991	@$registry = ();	1261	@$registry = ();
992		1262
…		…
997	for (@$attach) {	1267	for (@$attach) {
998	my ($klass, @attach) = @$_;	1268	my ($klass, @attach) = @$_;
999	_attach $registry, $klass, @attach;	1269	_attach $registry, $klass, @attach;
1000	}	1270	}
1001	} else {	1271	} else {
1002	warn "object uses attachment '$name' that is not available, postponing.\n";	1272	info "object uses attachment '$name' that is not available, postponing.\n";
1003	}	1273	}
1004	}	1274	}
1005	}	1275	}
1006		1276
1007	cf::attachable->attach (	1277	cf::attachable->attach (
1008	prio => -1000000,	1278	prio => -1000000,
1009	on_instantiate => sub {	1279	on_instantiate => sub {
1010	my ($obj, $data) = @_;	1280	my ($obj, $data) = @_;
1011		1281
1012	$data = from_json $data;	1282	$data = decode_json $data;
1013		1283
1014	for (@$data) {	1284	for (@$data) {
1015	my ($name, $args) = @$_;	1285	my ($name, $args) = @$_;
1016		1286
1017	$obj->attach ($name, %{$args || {} });	1287	$obj->attach ($name, %{$args || {} });
…		…
1034	my ($filename, $rdata, $objs) = @_;	1304	my ($filename, $rdata, $objs) = @_;
1035		1305
1036	sync_job {	1306	sync_job {
1037	if (length $$rdata) {	1307	if (length $$rdata) {
1038	utf8::decode (my $decname = $filename);	1308	utf8::decode (my $decname = $filename);
1039	warn sprintf "saving %s (%d,%d)\n",	1309	trace sprintf "saving %s (%d,%d)\n",
1040	$decname, length $$rdata, scalar @$objs;	1310	$decname, length $$rdata, scalar @$objs
		1311	if $VERBOSE_IO;
1041		1312
1042	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1313	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1043	chmod SAVE_MODE, $fh;	1314	aio_chmod $fh, SAVE_MODE;
1044	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1315	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1045	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	}
1046	close $fh;	1320	aio_close $fh;
1047		1321
1048	if (@$objs) {	1322	if (@$objs) {
1049	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) {
1050	chmod SAVE_MODE, $fh;	1324	aio_chmod $fh, SAVE_MODE;
1051	my $data = Storable::nfreeze { version => 1, objs => $objs };	1325	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1052	aio_write $fh, 0, (length $data), $data, 0;	1326	aio_write $fh, 0, (length $data), $data, 0;
1053	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	}
1054	close $fh;	1331	aio_close $fh;
1055	aio_rename "$filename.pst~", "$filename.pst";	1332	aio_rename "$filename.pst~", "$filename.pst";
1056	}	1333	}
1057	} else {	1334	} else {
1058	aio_unlink "$filename.pst";	1335	aio_unlink "$filename.pst";
1059	}	1336	}
1060		1337
1061	aio_rename "$filename~", $filename;	1338	aio_rename "$filename~", $filename;
		1339
		1340	$filename =~ s%/[^/]+$%%;
		1341	aio_pathsync $filename if $cf::USE_FSYNC;
1062	} else {	1342	} else {
1063	warn "FATAL: $filename~: $!\n";	1343	error "unable to save objects: $filename~: $!\n";
1064	}	1344	}
1065	} else {	1345	} else {
1066	aio_unlink $filename;	1346	aio_unlink $filename;
1067	aio_unlink "$filename.pst";	1347	aio_unlink "$filename.pst";
1068	}	1348	}
…		…
1087		1367
1088	unless (aio_stat "$filename.pst") {	1368	unless (aio_stat "$filename.pst") {
1089	(aio_load "$filename.pst", $av) >= 0	1369	(aio_load "$filename.pst", $av) >= 0
1090	or return;	1370	or return;
1091		1371
1092	$av = eval { (Storable::thaw $av)->{objs} };	1372	my $st = eval { Coro::Storable::thaw $av };
		1373	$av = $st->{objs};
1093	}	1374	}
1094		1375
1095	utf8::decode (my $decname = $filename);	1376	utf8::decode (my $decname = $filename);
1096	warn sprintf "loading %s (%d,%d)\n",	1377	trace sprintf "loading %s (%d,%d)\n",
1097	$decname, length $data, scalar @{$av || []};	1378	$decname, length $data, scalar @{$av || []}
		1379	if $VERBOSE_IO;
1098		1380
1099	($data, $av)	1381	($data, $av)
1100	}	1382	}
1101		1383
1102	=head2 COMMAND CALLBACKS	1384	=head2 COMMAND CALLBACKS
…		…
1158	my ($name, $cb) = @_;	1440	my ($name, $cb) = @_;
1159		1441
1160	$EXTICMD{$name} = $cb;	1442	$EXTICMD{$name} = $cb;
1161	}	1443	}
1162		1444
		1445	use File::Glob ();
		1446
1163	cf::player->attach (	1447	cf::player->attach (
1164	on_command => sub {	1448	on_unknown_command => sub {
1165	my ($pl, $name, $params) = @_;	1449	my ($pl, $name, $params) = @_;
1166		1450
1167	my $cb = $COMMAND{$name}	1451	my $cb = $COMMAND{$name}
1168	or return;	1452	or return;
1169		1453
…		…
1192		1476
1193	$pl->ext_reply ($reply, @reply)	1477	$pl->ext_reply ($reply, @reply)
1194	if $reply;	1478	if $reply;
1195		1479
1196	} else {	1480	} else {
1197	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1481	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1198	}	1482	}
1199		1483
1200	cf::override;	1484	cf::override;
1201	},	1485	},
1202	);	1486	);
1203		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
1204	sub load_extensions {	1501	sub load_extensions {
		1502	info "loading extensions...";
		1503
1205	cf::sync_job {	1504	cf::sync_job {
1206	my %todo;	1505	my %todo;
1207		1506
1208	for my $path (<$LIBDIR/*.ext>) {	1507	for my $path (<$LIBDIR/*.ext>) {
1209	next unless -r $path;	1508	next unless -r $path;
…		…
1227		1526
1228	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1527	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1229	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1528	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1230		1529
1231	$ext{source} =	1530	$ext{source} =
1232	"package $pkg; use strict; use utf8;\n"	1531	"package $pkg; use common::sense;\n"
1233	. "#line 1 \"$path\"\n{\n"	1532	. "#line 1 \"$path\"\n{\n"
1234	. $source	1533	. $source
1235	. "\n};\n1";	1534	. "\n};\n1";
1236		1535
1237	$todo{$base} = \%ext;	1536	$todo{$base} = \%ext;
1238	}	1537	}
1239		1538
		1539	my $pass = 0;
1240	my %done;	1540	my %done;
1241	while (%todo) {	1541	while (%todo) {
1242	my $progress;	1542	my $progress;
1243		1543
		1544	++$pass;
		1545
		1546	ext:
1244	while (my ($k, $v) = each %todo) {	1547	while (my ($k, $v) = each %todo) {
1245	for (split /,\s*/, $v->{meta}{depends}) {	1548	for (split /,\s*/, $v->{meta}{depends}) {
1246	goto skip	1549	next ext
1247	unless exists $done{$_};	1550	unless exists $done{$_};
1248	}	1551	}
1249		1552
1250	warn "... loading '$k' into '$v->{pkg}'\n";	1553	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1251		1554
1252	unless (eval $v->{source}) {	1555	my $active = eval $v->{source};
		1556
		1557	if (length $@) {
1253	my $msg = $@ ? "$v->{path}: $@\n"	1558	error "$v->{path}: $@\n";
1254	: "$v->{base}: extension inactive.\n";
1255		1559
		1560	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1256	if (exists $v->{meta}{mandatory}) {	1561	if exists $v->{meta}{mandatory};
1257	warn $msg;	1562
1258	warn "mandatory extension failed to load, exiting.\n";	1563	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1259	exit 1;	1564	delete $todo{$k};
1260	}	1565	} else {
1261		1566	$done{$k} = delete $todo{$k};
1262	warn $msg;	1567	push @EXTS, $v->{pkg};
		1568	$progress = 1;
		1569
		1570	info "$v->{base}: extension inactive.\n"
		1571	unless $active;
1263	}	1572	}
1264
1265	$done{$k} = delete $todo{$k};
1266	push @EXTS, $v->{pkg};
1267	$progress = 1;
1268	}	1573	}
1269		1574
1270	skip:	1575	unless ($progress) {
1271	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1576	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1272	unless $progress;	1577
		1578	while (my ($k, $v) = each %todo) {
		1579	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1580	if exists $v->{meta}{mandatory};
		1581	}
		1582
		1583	last;
		1584	}
1273	}	1585	}
1274	};	1586	};
1275	}	1587	}
1276		1588
1277	#############################################################################	1589	#############################################################################
1278		1590
1279	=back	1591	=back
1280		1592
1281	=head2 CORE EXTENSIONS	1593	=head2 CORE EXTENSIONS
1282		1594
1283	Functions and methods that extend core crossfire objects.	1595	Functions and methods that extend core deliantra objects.
1284		1596
1285	=cut	1597	=cut
1286		1598
1287	package cf::player;	1599	package cf::player;
1288		1600
…		…
1331		1643
1332	sub exists($) {	1644	sub exists($) {
1333	my ($login) = @_;	1645	my ($login) = @_;
1334		1646
1335	$cf::PLAYER{$login}	1647	$cf::PLAYER{$login}
1336	or cf::sync_job { !aio_stat path $login }	1648	or !aio_stat path $login
1337	}	1649	}
1338		1650
1339	sub find($) {	1651	sub find($) {
1340	return $cf::PLAYER{$_[0]} || do {	1652	return $cf::PLAYER{$_[0]} || do {
1341	my $login = $_[0];	1653	my $login = $_[0];
…		…
1353	my $f = new_from_file cf::object::thawer path $login	1665	my $f = new_from_file cf::object::thawer path $login
1354	or return;	1666	or return;
1355		1667
1356	my $pl = cf::player::load_pl $f	1668	my $pl = cf::player::load_pl $f
1357	or return;	1669	or return;
		1670
1358	local $cf::PLAYER_LOADING{$login} = $pl;	1671	local $cf::PLAYER_LOADING{$login} = $pl;
1359	$f->resolve_delayed_derefs;	1672	$f->resolve_delayed_derefs;
1360	$cf::PLAYER{$login} = $pl	1673	$cf::PLAYER{$login} = $pl
1361	}	1674	}
1362	}	1675	}
1363	}	1676	}
1364		1677
		1678	cf::player->attach (
		1679	on_load => sub {
		1680	my ($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
1365	sub save($) {	1691	sub save($) {
1366	my ($pl) = @_;	1692	my ($pl) = @_;
1367		1693
1368	return if $pl->{deny_save};	1694	return if $pl->{deny_save};
1369		1695
…		…
1372		1698
1373	return if $pl->{deny_save};	1699	return if $pl->{deny_save};
1374		1700
1375	aio_mkdir playerdir $pl, 0770;	1701	aio_mkdir playerdir $pl, 0770;
1376	$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];
1377		1708
1378	$pl->save_pl ($path);	1709	$pl->save_pl ($path);
1379	cf::cede_to_tick;	1710	cf::cede_to_tick;
1380	}	1711	}
1381		1712
…		…
1413	my ($pl) = @_;	1744	my ($pl) = @_;
1414		1745
1415	my $name = $pl->ob->name;	1746	my $name = $pl->ob->name;
1416		1747
1417	$pl->{deny_save} = 1;	1748	$pl->{deny_save} = 1;
1418	$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
1419		1750
1420	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1751	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1421	$pl->deactivate;	1752	$pl->deactivate;
		1753
		1754	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1422	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1755	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1756	ext::highscore::check ($pl->ob);
		1757
1423	$pl->ns->destroy if $pl->ns;	1758	$pl->ns->destroy if $pl->ns;
1424		1759
1425	my $path = playerdir $pl;	1760	my $path = playerdir $pl;
1426	my $temp = "$path~$cf::RUNTIME~deleting~";	1761	my $temp = "$path~$cf::RUNTIME~deleting~";
1427	aio_rename $path, $temp;	1762	aio_rename $path, $temp;
…		…
1465		1800
1466	for my $login (@$dirs) {	1801	for my $login (@$dirs) {
1467	my $path = path $login;	1802	my $path = path $login;
1468		1803
1469	# a .pst is a dead give-away for a valid player	1804	# a .pst is a dead give-away for a valid player
1470	unless (-e "$path.pst") {	1805	# if no pst file found, open and chekc for blocked users
		1806	if (aio_stat "$path.pst") {
1471	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1807	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1472	aio_read $fh, 0, 512, my $buf, 0 or next;	1808	aio_read $fh, 0, 512, my $buf, 0 or next;
1473	$buf !~ /^password -------------$/m or next; # official not-valid tag	1809	$buf !~ /^password -------------$/m or next; # official not-valid tag
1474	}	1810	}
1475		1811
…		…
1479		1815
1480	\@logins	1816	\@logins
1481	}	1817	}
1482		1818
1483	=item $player->maps	1819	=item $player->maps
		1820
		1821	=item cf::player::maps $login
1484		1822
1485	Returns an arrayref of map paths that are private for this	1823	Returns an arrayref of map paths that are private for this
1486	player. May block.	1824	player. May block.
1487		1825
1488	=cut	1826	=cut
…		…
1506	}	1844	}
1507		1845
1508	\@paths	1846	\@paths
1509	}	1847	}
1510		1848
1511	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1849	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1512		1850
1513	Expand crossfire pod fragments into protocol xml.	1851	Expand deliantra pod fragments into protocol xml.
1514
1515	=cut
1516
1517	sub expand_cfpod {
1518	((my $self), (local $_)) = @_;
1519
1520	# escape & and <
1521	s/&/&amp;/g;
1522	s/(?<![BIUGHT])</&lt;/g;
1523
1524	# this is buggy, it needs to properly take care of nested <'s
1525
1526	1 while
1527	# replace B<>, I<>, U<> etc.
1528	s/B<([^\>]*)>/<b>$1<\/b>/
1529	|| s/I<([^\>]*)>/<i>$1<\/i>/
1530	|| s/U<([^\>]*)>/<u>$1<\/u>/
1531	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1532	# replace G<male|female> tags
1533	|| s{G<([^>|]*)\|([^>]*)>}{
1534	$self->gender ? $2 : $1
1535	}ge
1536	# replace H<hint text>
1537	|| s{H<([^\>]*)>}
1538	{
1539	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1540	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1541	"")
1542	[$self->{hintmode}]
1543	}ge;
1544
1545	# create single paragraphs (very hackish)
1546	s/(?<=\S)\n(?=\w)/ /g;
1547
1548	# compress some whitespace
1549	s/\s+\n/\n/g; # ws line-ends
1550	s/\n\n+/\n/g; # double lines
1551	s/^\n+//; # beginning lines
1552	s/\n+$//; # ending lines
1553
1554	$_
1555	}
1556
1557	sub hintmode {
1558	$_[0]{hintmode} = $_[1] if @_ > 1;
1559	$_[0]{hintmode}
1560	}
1561		1852
1562	=item $player->ext_reply ($msgid, @msg)	1853	=item $player->ext_reply ($msgid, @msg)
1563		1854
1564	Sends an ext reply to the player.	1855	Sends an ext reply to the player.
1565		1856
…		…
1597		1888
1598	=cut	1889	=cut
1599		1890
1600	sub find_by_path($) {	1891	sub find_by_path($) {
1601	my ($path) = @_;	1892	my ($path) = @_;
		1893
		1894	$path =~ s/^~[^\/]*//; # skip ~login
1602		1895
1603	my ($match, $specificity);	1896	my ($match, $specificity);
1604		1897
1605	for my $region (list) {	1898	for my $region (list) {
1606	if ($region->{match} && $path =~ $region->{match}) {	1899	if ($region->{match} && $path =~ $region->{match}) {
…		…
1632	our $MAX_RESET = 3600;	1925	our $MAX_RESET = 3600;
1633	our $DEFAULT_RESET = 3000;	1926	our $DEFAULT_RESET = 3000;
1634		1927
1635	sub generate_random_map {	1928	sub generate_random_map {
1636	my ($self, $rmp) = @_;	1929	my ($self, $rmp) = @_;
1637	# mit "rum" bekleckern, nicht	1930
		1931	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1932
1638	$self->_create_random_map (	1933	$self->_create_random_map ($rmp);
1639	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1640	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1641	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1642	$rmp->{exit_on_final_map},
1643	$rmp->{xsize}, $rmp->{ysize},
1644	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1645	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1646	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1647	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1648	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1649	(cf::region::find $rmp->{region}), $rmp->{custom}
1650	)
1651	}	1934	}
1652		1935
1653	=item cf::map->register ($regex, $prio)	1936	=item cf::map->register ($regex, $prio)
1654		1937
1655	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
…		…
1660		1943
1661	sub register {	1944	sub register {
1662	my (undef, $regex, $prio) = @_;	1945	my (undef, $regex, $prio) = @_;
1663	my $pkg = caller;	1946	my $pkg = caller;
1664		1947
1665	no strict;
1666	push @{"$pkg\::ISA"}, __PACKAGE__;	1948	push @{"$pkg\::ISA"}, __PACKAGE__;
1667		1949
1668	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1950	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1669	}	1951	}
1670		1952
1671	# also paths starting with '/'	1953	# also paths starting with '/'
1672	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1954	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1673		1955
1674	sub thawer_merge {	1956	sub thawer_merge {
1675	my ($self, $merge) = @_;	1957	my ($self, $merge) = @_;
1676		1958
1677	# we have to keep some variables in memory intact	1959	# we have to keep some variables in memory intact
…		…
1682	}	1964	}
1683		1965
1684	sub normalise {	1966	sub normalise {
1685	my ($path, $base) = @_;	1967	my ($path, $base) = @_;
1686		1968
1687	$path = "$path"; # make sure its a string	1969	$path = "$path"; # make sure it's a string
1688		1970
1689	$path =~ s/\.map$//;	1971	$path =~ s/\.map$//;
1690		1972
1691	# map plan:	1973	# map plan:
1692	#	1974	#
…		…
1707	$base =~ s{[^/]+/?$}{};	1989	$base =~ s{[^/]+/?$}{};
1708	$path = "$base/$path";	1990	$path = "$base/$path";
1709	}	1991	}
1710		1992
1711	for ($path) {	1993	for ($path) {
1712	redo if s{//}{/};
1713	redo if s{/\.?/}{/};	1994	redo if s{/\.?/}{/};
1714	redo if s{/[^/]+/\.\./}{/};	1995	redo if s{/[^/]+/\.\./}{/};
1715	}	1996	}
1716		1997
1717	$path	1998	$path
…		…
1731	$self->init; # pass $1 etc.	2012	$self->init; # pass $1 etc.
1732	return $self;	2013	return $self;
1733	}	2014	}
1734	}	2015	}
1735		2016
1736	Carp::cluck "unable to resolve path '$path' (base '$base').";	2017	Carp::cluck "unable to resolve path '$path' (base '$base')";
1737	()	2018	()
1738	}	2019	}
1739		2020
		2021	# may re-bless or do other evil things
1740	sub init {	2022	sub init {
1741	my ($self) = @_;	2023	my ($self) = @_;
1742		2024
1743	$self	2025	$self
1744	}	2026	}
…		…
1763		2045
1764	# the temporary/swap location	2046	# the temporary/swap location
1765	sub save_path {	2047	sub save_path {
1766	my ($self) = @_;	2048	my ($self) = @_;
1767		2049
1768	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2050	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1769	"$TMPDIR/$path.map"	2051	"$TMPDIR/$path.map"
1770	}	2052	}
1771		2053
1772	# the unique path, undef == no special unique path	2054	# the unique path, undef == no special unique path
1773	sub uniq_path {	2055	sub uniq_path {
1774	my ($self) = @_;	2056	my ($self) = @_;
1775		2057
1776	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2058	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1777	"$UNIQUEDIR/$path"	2059	"$UNIQUEDIR/$path"
1778	}
1779
1780	# and all this just because we cannot iterate over
1781	# all maps in C++...
1782	sub change_all_map_light {
1783	my ($change) = @_;
1784
1785	$_->change_map_light ($change)
1786	for grep $_->outdoor, values %cf::MAP;
1787	}	2060	}
1788		2061
1789	sub decay_objects {	2062	sub decay_objects {
1790	my ($self) = @_;	2063	my ($self) = @_;
1791		2064
…		…
1818	$self->{load_path} = $path;	2091	$self->{load_path} = $path;
1819		2092
1820	1	2093	1
1821	}	2094	}
1822		2095
		2096	# used to laod the header of an original map
1823	sub load_header_orig {	2097	sub load_header_orig {
1824	my ($self) = @_;	2098	my ($self) = @_;
1825		2099
1826	$self->load_header_from ($self->load_path)	2100	$self->load_header_from ($self->load_path)
1827	}	2101	}
1828		2102
		2103	# used to laod the header of an instantiated map
1829	sub load_header_temp {	2104	sub load_header_temp {
1830	my ($self) = @_;	2105	my ($self) = @_;
1831		2106
1832	$self->load_header_from ($self->save_path)	2107	$self->load_header_from ($self->save_path)
1833	}	2108	}
1834		2109
		2110	# called after loading the header from an instantiated map
1835	sub prepare_temp {	2111	sub prepare_temp {
1836	my ($self) = @_;	2112	my ($self) = @_;
1837		2113
1838	$self->last_access ((delete $self->{last_access})	2114	$self->last_access ((delete $self->{last_access})
1839	|| $cf::RUNTIME); #d#	2115	|| $cf::RUNTIME); #d#
1840	# safety	2116	# safety
1841	$self->{instantiate_time} = $cf::RUNTIME	2117	$self->{instantiate_time} = $cf::RUNTIME
1842	if $self->{instantiate_time} > $cf::RUNTIME;	2118	if $self->{instantiate_time} > $cf::RUNTIME;
1843	}	2119	}
1844		2120
		2121	# called after loading the header from an original map
1845	sub prepare_orig {	2122	sub prepare_orig {
1846	my ($self) = @_;	2123	my ($self) = @_;
1847		2124
1848	$self->{load_original} = 1;	2125	$self->{load_original} = 1;
1849	$self->{instantiate_time} = $cf::RUNTIME;	2126	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1873		2150
1874	sub find;	2151	sub find;
1875	sub find {	2152	sub find {
1876	my ($path, $origin) = @_;	2153	my ($path, $origin) = @_;
1877		2154
		2155	cf::cede_to_tick;
		2156
1878	$path = normalise $path, $origin && $origin->path;	2157	$path = normalise $path, $origin;
1879		2158
1880	cf::lock_wait "map_data:$path";#d#remove	2159	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1881	cf::lock_wait "map_find:$path";	2160	my $guard2 = cf::lock_acquire "map_find:$path";
1882		2161
1883	$cf::MAP{$path} || do {	2162	$cf::MAP{$path} || do {
1884	my $guard1 = cf::lock_acquire "map_find:$path";
1885	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1886
1887	my $map = new_from_path cf::map $path	2163	my $map = new_from_path cf::map $path
1888	or return;	2164	or return;
1889		2165
1890	$map->{last_save} = $cf::RUNTIME;	2166	$map->{last_save} = $cf::RUNTIME;
1891		2167
…		…
1893	or return;	2169	or return;
1894		2170
1895	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2171	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1896	# doing this can freeze the server in a sync job, obviously	2172	# doing this can freeze the server in a sync job, obviously
1897	#$cf::WAIT_FOR_TICK->wait;	2173	#$cf::WAIT_FOR_TICK->wait;
		2174	undef $guard2;
1898	undef $guard1;	2175	undef $guard1;
1899	undef $guard2;
1900	$map->reset;	2176	$map->reset;
1901	return find $path;	2177	return find $path;
1902	}	2178	}
1903		2179
1904	$cf::MAP{$path} = $map	2180	$cf::MAP{$path} = $map
1905	}	2181	}
1906	}	2182	}
1907		2183
1908	sub pre_load { }	2184	sub pre_load { }
1909	sub post_load { }	2185	#sub post_load { } # XS
1910		2186
1911	sub load {	2187	sub load {
1912	my ($self) = @_;	2188	my ($self) = @_;
1913		2189
1914	local $self->{deny_reset} = 1; # loading can take a long time	2190	local $self->{deny_reset} = 1; # loading can take a long time
…		…
1917		2193
1918	{	2194	{
1919	my $guard = cf::lock_acquire "map_data:$path";	2195	my $guard = cf::lock_acquire "map_data:$path";
1920		2196
1921	return unless $self->valid;	2197	return unless $self->valid;
1922	return unless $self->in_memory == cf::MAP_SWAPPED;	2198	return unless $self->state == cf::MAP_SWAPPED;
1923
1924	$self->in_memory (cf::MAP_LOADING);
1925		2199
1926	$self->alloc;	2200	$self->alloc;
1927		2201
1928	$self->pre_load;	2202	$self->pre_load;
1929	cf::cede_to_tick;	2203	cf::cede_to_tick;
1930		2204
		2205	if (exists $self->{load_path}) {
1931	my $f = new_from_file cf::object::thawer $self->{load_path};	2206	my $f = new_from_file cf::object::thawer $self->{load_path};
1932	$f->skip_block;	2207	$f->skip_block;
1933	$self->_load_objects ($f)	2208	$self->_load_objects ($f)
1934	or return;	2209	or return;
1935		2210
1936	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2211	$self->post_load_original
1937	if delete $self->{load_original};	2212	if delete $self->{load_original};
1938		2213
1939	if (my $uniq = $self->uniq_path) {	2214	if (my $uniq = $self->uniq_path) {
1940	utf8::encode $uniq;	2215	utf8::encode $uniq;
1941	unless (aio_stat $uniq) {	2216	unless (aio_stat $uniq) {
1942	if (my $f = new_from_file cf::object::thawer $uniq) {	2217	if (my $f = new_from_file cf::object::thawer $uniq) {
1943	$self->clear_unique_items;	2218	$self->clear_unique_items;
1944	$self->_load_objects ($f);	2219	$self->_load_objects ($f);
1945	$f->resolve_delayed_derefs;	2220	$f->resolve_delayed_derefs;
		2221	}
1946	}	2222	}
1947	}	2223	}
1948	}
1949		2224
1950	$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);
1951		2232
1952	cf::cede_to_tick;	2233	cf::cede_to_tick;
1953	# now do the right thing for maps	2234	# now do the right thing for maps
1954	$self->link_multipart_objects;	2235	$self->link_multipart_objects;
1955	$self->difficulty ($self->estimate_difficulty)	2236	$self->difficulty ($self->estimate_difficulty)
…		…
1958		2239
1959	unless ($self->{deny_activate}) {	2240	unless ($self->{deny_activate}) {
1960	$self->decay_objects;	2241	$self->decay_objects;
1961	$self->fix_auto_apply;	2242	$self->fix_auto_apply;
1962	$self->update_buttons;	2243	$self->update_buttons;
		2244	$self->post_load_physics;
1963	cf::cede_to_tick;	2245	cf::cede_to_tick;
1964	$self->set_darkness_map;	2246	#$self->activate; # no longer activate maps automatically
1965	cf::cede_to_tick;
1966	$self->activate;
1967	}	2247	}
1968		2248
1969	$self->{last_save} = $cf::RUNTIME;	2249	$self->{last_save} = $cf::RUNTIME;
1970	$self->last_access ($cf::RUNTIME);	2250	$self->last_access ($cf::RUNTIME);
1971
1972	$self->in_memory (cf::MAP_IN_MEMORY);
1973	}	2251	}
1974		2252
1975	$self->post_load;	2253	$self->post_load;
1976	}
1977		2254
		2255	1
		2256	}
		2257
		2258	# customize the map for a given player, i.e.
		2259	# return the _real_ map. used by e.g. per-player
		2260	# maps to change the path to ~playername/mappath
1978	sub customise_for {	2261	sub customise_for {
1979	my ($self, $ob) = @_;	2262	my ($self, $ob) = @_;
1980		2263
1981	return find "~" . $ob->name . "/" . $self->{path}	2264	return find "~" . $ob->name . "/" . $self->{path}
1982	if $self->per_player;	2265	if $self->per_player;
…		…
1998	or next;	2281	or next;
1999	$neigh = find $neigh, $map	2282	$neigh = find $neigh, $map
2000	or next;	2283	or next;
2001	$neigh->load;	2284	$neigh->load;
2002		2285
		2286	# now find the diagonal neighbours
2003	push @neigh,	2287	push @neigh,
2004	[$neigh->tile_path (($_ + 3) % 4), $neigh],	2288	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2005	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2289	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2006	}	2290	}
2007		2291
…		…
2014	}	2298	}
2015		2299
2016	sub find_sync {	2300	sub find_sync {
2017	my ($path, $origin) = @_;	2301	my ($path, $origin) = @_;
2018		2302
2019	cf::sync_job { find $path, $origin }	2303	# it's a bug to call this from the main context
		2304	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2305	if $Coro::current == $Coro::main;
		2306
		2307	find $path, $origin
2020	}	2308	}
2021		2309
2022	sub do_load_sync {	2310	sub do_load_sync {
2023	my ($map) = @_;	2311	my ($map) = @_;
2024		2312
		2313	# it's a bug to call this from the main context
2025	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2314	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2026	if $Coro::current == $Coro::main;	2315	if $Coro::current == $Coro::main;
2027		2316
2028	cf::sync_job { $map->load };	2317	$map->load;
2029	}	2318	}
2030		2319
2031	our %MAP_PREFETCH;	2320	our %MAP_PREFETCH;
2032	our $MAP_PREFETCHER = undef;	2321	our $MAP_PREFETCHER = undef;
2033		2322
2034	sub find_async {	2323	sub find_async {
2035	my ($path, $origin, $load) = @_;	2324	my ($path, $origin, $load) = @_;
2036		2325
2037	$path = normalise $path, $origin && $origin->{path};	2326	$path = normalise $path, $origin;
2038		2327
2039	if (my $map = $cf::MAP{$path}) {	2328	if (my $map = $cf::MAP{$path}) {
2040	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2329	return $map if !$load || $map->linkable;
2041	}	2330	}
2042		2331
2043	$MAP_PREFETCH{$path} |= $load;	2332	$MAP_PREFETCH{$path} |= $load;
2044		2333
2045	$MAP_PREFETCHER ||= cf::async {	2334	$MAP_PREFETCHER ||= cf::async {
…		…
2059	$MAP_PREFETCHER->prio (6);	2348	$MAP_PREFETCHER->prio (6);
2060		2349
2061	()	2350	()
2062	}	2351	}
2063		2352
		2353	# common code, used by both ->save and ->swapout
2064	sub save {	2354	sub _save {
2065	my ($self) = @_;	2355	my ($self) = @_;
2066
2067	my $lock = cf::lock_acquire "map_data:$self->{path}";
2068		2356
2069	$self->{last_save} = $cf::RUNTIME;	2357	$self->{last_save} = $cf::RUNTIME;
2070		2358
2071	return unless $self->dirty;	2359	return unless $self->dirty;
2072		2360
…		…
2081		2369
2082	cf::async {	2370	cf::async {
2083	$Coro::current->{desc} = "map player save";	2371	$Coro::current->{desc} = "map player save";
2084	$_->contr->save for $self->players;	2372	$_->contr->save for $self->players;
2085	};	2373	};
		2374
		2375	cf::get_slot 0.02;
2086		2376
2087	if ($uniq) {	2377	if ($uniq) {
2088	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2378	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2089	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2379	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2090	} else {	2380	} else {
2091	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2381	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2092	}	2382	}
2093	}	2383	}
2094		2384
		2385	sub save {
		2386	my ($self) = @_;
		2387
		2388	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2389
		2390	$self->_save;
		2391	}
		2392
2095	sub swap_out {	2393	sub swap_out {
2096	my ($self) = @_;	2394	my ($self) = @_;
2097		2395
2098	# save first because save cedes
2099	$self->save;
2100
2101	my $lock = cf::lock_acquire "map_data:$self->{path}";	2396	my $lock = cf::lock_acquire "map_data:$self->{path}";
2102		2397
		2398	return if !$self->linkable;
		2399	return if $self->{deny_save};
2103	return if $self->players;	2400	return if $self->players;
2104	return if $self->in_memory != cf::MAP_IN_MEMORY;	2401
		2402	# first deactivate the map and "unlink" it from the core
		2403	$self->deactivate;
		2404	$_->clear_links_to ($self) for values %cf::MAP;
		2405	$self->state (cf::MAP_SWAPPED);
		2406
		2407	# then atomically save
		2408	$self->_save;
		2409
		2410	# then free the map
		2411	$self->clear;
		2412	}
		2413
		2414	sub reset_at {
		2415	my ($self) = @_;
		2416
		2417	# TODO: safety, remove and allow resettable per-player maps
2105	return if $self->{deny_save};	2418	return 1e99 if $self->{deny_reset};
2106		2419
		2420	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2421	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2422
		2423	$time + $to
		2424	}
		2425
		2426	sub should_reset {
		2427	my ($self) = @_;
		2428
		2429	$self->reset_at <= $cf::RUNTIME
		2430	}
		2431
		2432	sub reset {
		2433	my ($self) = @_;
		2434
		2435	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2436
		2437	return if $self->players;
		2438
		2439	cf::trace "resetting map ", $self->path, "\n";
		2440
2107	$self->in_memory (cf::MAP_SWAPPED);	2441	$self->state (cf::MAP_SWAPPED);
		2442
		2443	# need to save uniques path
		2444	unless ($self->{deny_save}) {
		2445	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2446
		2447	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2448	if $uniq;
		2449	}
		2450
		2451	delete $cf::MAP{$self->path};
2108		2452
2109	$self->deactivate;	2453	$self->deactivate;
2110	$_->clear_links_to ($self) for values %cf::MAP;	2454	$_->clear_links_to ($self) for values %cf::MAP;
2111	$self->clear;	2455	$self->clear;
2112	}
2113
2114	sub reset_at {
2115	my ($self) = @_;
2116
2117	# TODO: safety, remove and allow resettable per-player maps
2118	return 1e99 if $self->{deny_reset};
2119
2120	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2121	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2122
2123	$time + $to
2124	}
2125
2126	sub should_reset {
2127	my ($self) = @_;
2128
2129	$self->reset_at <= $cf::RUNTIME
2130	}
2131
2132	sub reset {
2133	my ($self) = @_;
2134
2135	my $lock = cf::lock_acquire "map_data:$self->{path}";
2136
2137	return if $self->players;
2138
2139	warn "resetting map ", $self->path;
2140
2141	$self->in_memory (cf::MAP_SWAPPED);
2142
2143	# need to save uniques path
2144	unless ($self->{deny_save}) {
2145	my $uniq = $self->uniq_path; utf8::encode $uniq;
2146
2147	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2148	if $uniq;
2149	}
2150
2151	delete $cf::MAP{$self->path};
2152
2153	$self->deactivate;
2154	$_->clear_links_to ($self) for values %cf::MAP;
2155	$self->clear;
2156		2456
2157	$self->unlink_save;	2457	$self->unlink_save;
2158	$self->destroy;	2458	$self->destroy;
2159	}	2459	}
2160		2460
…		…
2168		2468
2169	delete $cf::MAP{$self->path};	2469	delete $cf::MAP{$self->path};
2170		2470
2171	$self->unlink_save;	2471	$self->unlink_save;
2172		2472
2173	bless $self, "cf::map";	2473	bless $self, "cf::map::wrap";
2174	delete $self->{deny_reset};	2474	delete $self->{deny_reset};
2175	$self->{deny_save} = 1;	2475	$self->{deny_save} = 1;
2176	$self->reset_timeout (1);	2476	$self->reset_timeout (1);
2177	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2477	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2178		2478
…		…
2227		2527
2228	sub unique_maps() {	2528	sub unique_maps() {
2229	[	2529	[
2230	map {	2530	map {
2231	utf8::decode $_;	2531	utf8::decode $_;
2232	/\.map$/	2532	s/\.map$//; # TODO future compatibility hack
		2533	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2534	? ()
2233	? normalise $_	2535	: normalise $_
2234	: ()
2235	} @{ aio_readdir $UNIQUEDIR or [] }	2536	} @{ aio_readdir $UNIQUEDIR or [] }
2236	]	2537	]
2237	}	2538	}
2238		2539
2239	package cf;	2540	=item cf::map::static_maps
		2541
		2542	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2543	file in the shared directory excluding F</styles> and F</editor>). May
		2544	block.
		2545
		2546	=cut
		2547
		2548	sub static_maps() {
		2549	my @dirs = "";
		2550	my @maps;
		2551
		2552	while (@dirs) {
		2553	my $dir = shift @dirs;
		2554
		2555	next if $dir eq "/styles" || $dir eq "/editor";
		2556
		2557	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2558	or return;
		2559
		2560	for (@$files) {
		2561	s/\.map$// or next;
		2562	utf8::decode $_;
		2563	push @maps, "$dir/$_";
		2564	}
		2565
		2566	push @dirs, map "$dir/$_", @$dirs;
		2567	}
		2568
		2569	\@maps
		2570	}
2240		2571
2241	=back	2572	=back
2242		2573
2243	=head3 cf::object	2574	=head3 cf::object
2244		2575
…		…
2248		2579
2249	=over 4	2580	=over 4
2250		2581
2251	=item $ob->inv_recursive	2582	=item $ob->inv_recursive
2252		2583
2253	Returns the inventory of the object _and_ their inventories, recursively.	2584	Returns the inventory of the object I<and> their inventories, recursively,
		2585	but I<not> the object itself.
2254		2586
2255	=cut	2587	=cut
2256		2588
2257	sub inv_recursive_;	2589	sub inv_recursive_;
2258	sub inv_recursive_ {	2590	sub inv_recursive_ {
…		…
2263	inv_recursive_ inv $_[0]	2595	inv_recursive_ inv $_[0]
2264	}	2596	}
2265		2597
2266	=item $ref = $ob->ref	2598	=item $ref = $ob->ref
2267		2599
2268	creates and returns a persistent reference to an objetc that can be stored as a string.	2600	Creates and returns a persistent reference to an object that can be stored as a string.
2269		2601
2270	=item $ob = cf::object::deref ($refstring)	2602	=item $ob = cf::object::deref ($refstring)
2271		2603
2272	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2604	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2273	even if the object actually exists. May block.	2605	even if the object actually exists. May block.
…		…
2305	can be C<undef>. Does the right thing when the player is currently in a	2637	can be C<undef>. Does the right thing when the player is currently in a
2306	dialogue with the given NPC character.	2638	dialogue with the given NPC character.
2307		2639
2308	=cut	2640	=cut
2309		2641
		2642	our $SAY_CHANNEL = {
		2643	id => "say",
		2644	title => "Map",
		2645	reply => "say ",
		2646	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2647	};
		2648
		2649	our $CHAT_CHANNEL = {
		2650	id => "chat",
		2651	title => "Chat",
		2652	reply => "chat ",
		2653	tooltip => "Player chat and shouts, global to the server.",
		2654	};
		2655
2310	# rough implementation of a future "reply" method that works	2656	# rough implementation of a future "reply" method that works
2311	# with dialog boxes.	2657	# with dialog boxes.
2312	#TODO: the first argument must go, split into a $npc->reply_to ( method	2658	#TODO: the first argument must go, split into a $npc->reply_to ( method
2313	sub cf::object::player::reply($$$;$) {	2659	sub cf::object::player::reply($$$;$) {
2314	my ($self, $npc, $msg, $flags) = @_;	2660	my ($self, $npc, $msg, $flags) = @_;
…		…
2325	my $dialog = $pl->{npc_dialog};	2671	my $dialog = $pl->{npc_dialog};
2326	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2672	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2327		2673
2328	} else {	2674	} else {
2329	$msg = $npc->name . " says: $msg" if $npc;	2675	$msg = $npc->name . " says: $msg" if $npc;
2330	$self->message ($msg, $flags);	2676	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2331	}	2677	}
2332	}	2678	}
2333	}	2679	}
2334		2680
2335	=item $object->send_msg ($channel, $msg, $color, [extra...])	2681	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2360		2706
2361	=item $player_object->enter_link	2707	=item $player_object->enter_link
2362		2708
2363	Freezes the player and moves him/her to a special map (C<{link}>).	2709	Freezes the player and moves him/her to a special map (C<{link}>).
2364		2710
2365	The player should be reasonably safe there for short amounts of time. You	2711	The player should be reasonably safe there for short amounts of time (e.g.
2366	I<MUST> call C<leave_link> as soon as possible, though.	2712	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2713	though, as the player cannot control the character while it is on the link
		2714	map.
2367		2715
2368	Will never block.	2716	Will never block.
2369		2717
2370	=item $player_object->leave_link ($map, $x, $y)	2718	=item $player_object->leave_link ($map, $x, $y)
2371		2719
…		…
2391	sub cf::object::player::enter_link {	2739	sub cf::object::player::enter_link {
2392	my ($self) = @_;	2740	my ($self) = @_;
2393		2741
2394	$self->deactivate_recursive;	2742	$self->deactivate_recursive;
2395		2743
		2744	++$self->{_link_recursion};
		2745
2396	return if UNIVERSAL::isa $self->map, "ext::map_link";	2746	return if UNIVERSAL::isa $self->map, "ext::map_link";
2397		2747
2398	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2748	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2399	if $self->map && $self->map->{path} ne "{link}";	2749	if $self->map && $self->map->{path} ne "{link}";
2400		2750
2401	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2751	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2402	}	2752	}
2403		2753
2404	sub cf::object::player::leave_link {	2754	sub cf::object::player::leave_link {
2405	my ($self, $map, $x, $y) = @_;	2755	my ($self, $map, $x, $y) = @_;
2406		2756
…		…
2423	($x, $y) = (-1, -1)	2773	($x, $y) = (-1, -1)
2424	unless (defined $x) && (defined $y);	2774	unless (defined $x) && (defined $y);
2425		2775
2426	# use -1 or undef as default coordinates, not 0, 0	2776	# use -1 or undef as default coordinates, not 0, 0
2427	($x, $y) = ($map->enter_x, $map->enter_y)	2777	($x, $y) = ($map->enter_x, $map->enter_y)
2428	if $x <=0 && $y <= 0;	2778	if $x <= 0 && $y <= 0;
2429		2779
2430	$map->load;	2780	$map->load;
2431	$map->load_neighbours;	2781	$map->load_neighbours;
2432		2782
2433	return unless $self->contr->active;	2783	return unless $self->contr->active;
2434	$self->activate_recursive;
2435		2784
2436	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2785	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2437	$self->enter_map ($map, $x, $y);	2786	if ($self->enter_map ($map, $x, $y)) {
2438	}	2787	# entering was successful
		2788	delete $self->{_link_recursion};
		2789	# only activate afterwards, to support waiting in hooks
		2790	$self->activate_recursive;
		2791	}
2439		2792
		2793	}
		2794
2440	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2795	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2441		2796
2442	Moves the player to the given map-path and coordinates by first freezing	2797	Moves the player to the given map-path and coordinates by first freezing
2443	her, loading and preparing them map, calling the provided $check callback	2798	her, loading and preparing them map, calling the provided $check callback
2444	that has to return the map if sucecssful, and then unfreezes the player on	2799	that has to return the map if sucecssful, and then unfreezes the player on
2445	the new (success) or old (failed) map position. In either case, $done will	2800	the new (success) or old (failed) map position. In either case, $done will
2446	be called at the end of this process.	2801	be called at the end of this process.
2447		2802
		2803	Note that $check will be called with a potentially non-loaded map, so if
		2804	it needs a loaded map it has to call C<< ->load >>.
		2805
2448	=cut	2806	=cut
2449		2807
2450	our $GOTOGEN;	2808	our $GOTOGEN;
2451		2809
2452	sub cf::object::player::goto {	2810	sub cf::object::player::goto {
2453	my ($self, $path, $x, $y, $check, $done) = @_;	2811	my ($self, $path, $x, $y, $check, $done) = @_;
		2812
		2813	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2814	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2815	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2816	($path, $x, $y) = @$EMERGENCY_POSITION;
		2817	}
2454		2818
2455	# do generation counting so two concurrent goto's will be executed in-order	2819	# do generation counting so two concurrent goto's will be executed in-order
2456	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2820	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2457		2821
2458	$self->enter_link;	2822	$self->enter_link;
…		…
2478	($path, $x, $y) = (undef, undef, undef);	2842	($path, $x, $y) = (undef, undef, undef);
2479	}	2843	}
2480	}	2844	}
2481		2845
2482	my $map = eval {	2846	my $map = eval {
2483	my $map = defined $path ? cf::map::find $path : undef;	2847	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2484		2848
2485	if ($map) {	2849	if ($map) {
2486	$map = $map->customise_for ($self);	2850	$map = $map->customise_for ($self);
2487	$map = $check->($map) if $check && $map;	2851	$map = $check->($map, $x, $y, $self) if $check && $map;
2488	} else {	2852	} else {
2489	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2853	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2490	}	2854	}
2491		2855
2492	$map	2856	$map
…		…
2500	if ($gen == $self->{_goto_generation}) {	2864	if ($gen == $self->{_goto_generation}) {
2501	delete $self->{_goto_generation};	2865	delete $self->{_goto_generation};
2502	$self->leave_link ($map, $x, $y);	2866	$self->leave_link ($map, $x, $y);
2503	}	2867	}
2504		2868
2505	$done->() if $done;	2869	$done->($self) if $done;
2506	})->prio (1);	2870	})->prio (1);
2507	}	2871	}
2508		2872
2509	=item $player_object->enter_exit ($exit_object)	2873	=item $player_object->enter_exit ($exit_object)
2510		2874
…		…
2530	}	2894	}
2531		2895
2532	sub prepare_random_map {	2896	sub prepare_random_map {
2533	my ($exit) = @_;	2897	my ($exit) = @_;
2534		2898
2535	my $guard = cf::lock_acquire "exit_prepare:$exit";
2536
2537	# all this does is basically replace the /! path by	2899	# all this does is basically replace the /! path by
2538	# a new random map path (?random/...) with a seed	2900	# a new random map path (?random/...) with a seed
2539	# that depends on the exit object	2901	# that depends on the exit object
2540		2902
2541	my $rmp = parse_random_map_params $exit->msg;	2903	my $rmp = parse_random_map_params $exit->msg;
…		…
2543	if ($exit->map) {	2905	if ($exit->map) {
2544	$rmp->{region} = $exit->region->name;	2906	$rmp->{region} = $exit->region->name;
2545	$rmp->{origin_map} = $exit->map->path;	2907	$rmp->{origin_map} = $exit->map->path;
2546	$rmp->{origin_x} = $exit->x;	2908	$rmp->{origin_x} = $exit->x;
2547	$rmp->{origin_y} = $exit->y;	2909	$rmp->{origin_y} = $exit->y;
		2910
		2911	$exit->map->touch;
2548	}	2912	}
2549		2913
2550	$rmp->{random_seed} ||= $exit->random_seed;	2914	$rmp->{random_seed} ||= $exit->random_seed;
2551		2915
2552	my $data = cf::to_json $rmp;	2916	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2553	my $md5 = Digest::MD5::md5_hex $data;	2917	my $md5 = Digest::MD5::md5_hex $data;
2554	my $meta = "$RANDOMDIR/$md5.meta";	2918	my $meta = "$RANDOMDIR/$md5.meta";
2555		2919
2556	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2920	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2557	aio_write $fh, 0, (length $data), $data, 0;	2921	aio_write $fh, 0, (length $data), $data, 0;
2558	undef $fh;	2922	undef $fh;
2559	aio_rename "$meta~", $meta;	2923	aio_rename "$meta~", $meta;
2560		2924
		2925	my $slaying = "?random/$md5";
		2926
		2927	if ($exit->valid) {
2561	$exit->slaying ("?random/$md5");	2928	$exit->slaying ("?random/$md5");
2562	$exit->msg (undef);	2929	$exit->msg (undef);
		2930	}
2563	}	2931	}
2564	}	2932	}
2565		2933
2566	sub cf::object::player::enter_exit {	2934	sub cf::object::player::enter_exit {
2567	my ($self, $exit) = @_;	2935	my ($self, $exit) = @_;
2568		2936
2569	return unless $self->type == cf::PLAYER;	2937	return unless $self->type == cf::PLAYER;
2570		2938
2571	if ($exit->slaying eq "/!") {
2572	#TODO: this should de-fi-ni-te-ly not be a sync-job
2573	# the problem is that $exit might not survive long enough
2574	# so it needs to be done right now, right here
2575	cf::sync_job { prepare_random_map $exit };
2576	}
2577
2578	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2579	my $hp = $exit->stats->hp;
2580	my $sp = $exit->stats->sp;
2581
2582	$self->enter_link;	2939	$self->enter_link;
2583		2940
2584	# if exit is damned, update players death & WoR home-position
2585	$self->contr->savebed ($slaying, $hp, $sp)
2586	if $exit->flag (FLAG_DAMNED);
2587
2588	(async {	2941	(async {
2589	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2942	$Coro::current->{desc} = "enter_exit";
2590		2943
2591	$self->deactivate_recursive; # just to be sure
2592	unless (eval {	2944	unless (eval {
		2945	$self->deactivate_recursive; # just to be sure
		2946
		2947	my $map = cf::map::normalise $exit->slaying, $exit->map;
		2948	my $x = $exit->stats->hp;
		2949	my $y = $exit->stats->sp;
		2950
		2951	# special map handling
		2952	my $slaying = $exit->slaying;
		2953
		2954	# special map handling
		2955	if ($slaying eq "/!") {
		2956	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2957
		2958	prepare_random_map $exit
		2959	if $exit->slaying eq "/!"; # need to re-check after getting the lock
		2960
		2961	$map = $exit->slaying;
		2962
		2963	} elsif ($slaying eq '!up') {
		2964	$map = $exit->map->tile_path (cf::TILE_UP);
		2965	$x = $exit->x;
		2966	$y = $exit->y;
		2967
		2968	} elsif ($slaying eq '!down') {
		2969	$map = $exit->map->tile_path (cf::TILE_DOWN);
		2970	$x = $exit->x;
		2971	$y = $exit->y;
		2972	}
		2973
2593	$self->goto ($slaying, $hp, $sp);	2974	$self->goto ($map, $x, $y);
2594		2975
		2976	# if exit is damned, update players death & WoR home-position
		2977	$self->contr->savebed ($map, $x, $y)
		2978	if $exit->flag (cf::FLAG_DAMNED);
		2979
2595	1;	2980	1
2596	}) {	2981	}) {
2597	$self->message ("Something went wrong deep within the crossfire server. "	2982	$self->message ("Something went wrong deep within the deliantra server. "
2598	. "I'll try to bring you back to the map you were before. "	2983	. "I'll try to bring you back to the map you were before. "
2599	. "Please report this to the dungeon master!",	2984	. "Please report this to the dungeon master!",
2600	cf::NDI_UNIQUE | cf::NDI_RED);	2985	cf::NDI_UNIQUE | cf::NDI_RED);
2601		2986
2602	warn "ERROR in enter_exit: $@";	2987	error "ERROR in enter_exit: $@";
2603	$self->leave_link;	2988	$self->leave_link;
2604	}	2989	}
2605	})->prio (1);	2990	})->prio (1);
2606	}	2991	}
2607		2992
…		…
2619	sub cf::client::send_drawinfo {	3004	sub cf::client::send_drawinfo {
2620	my ($self, $text, $flags) = @_;	3005	my ($self, $text, $flags) = @_;
2621		3006
2622	utf8::encode $text;	3007	utf8::encode $text;
2623	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	3008	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		3009	}
		3010
		3011	=item $client->send_big_packet ($pkt)
		3012
		3013	Like C<send_packet>, but tries to compress large packets, and fragments
		3014	them as required.
		3015
		3016	=cut
		3017
		3018	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		3019
		3020	sub cf::client::send_big_packet {
		3021	my ($self, $pkt) = @_;
		3022
		3023	# try lzf for large packets
		3024	$pkt = "lzf " . Compress::LZF::compress $pkt
		3025	if 1024 <= length $pkt and $self->{can_lzf};
		3026
		3027	# split very large packets
		3028	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		3029	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		3030	$pkt = "frag";
		3031	}
		3032
		3033	$self->send_packet ($pkt);
2624	}	3034	}
2625		3035
2626	=item $client->send_msg ($channel, $msg, $color, [extra...])	3036	=item $client->send_msg ($channel, $msg, $color, [extra...])
2627		3037
2628	Send a drawinfo or msg packet to the client, formatting the msg for the	3038	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2630	the message, with C<log> being the default. If C<$color> is negative, suppress	3040	the message, with C<log> being the default. If C<$color> is negative, suppress
2631	the message unless the client supports the msg packet.	3041	the message unless the client supports the msg packet.
2632		3042
2633	=cut	3043	=cut
2634		3044
		3045	# non-persistent channels (usually the info channel)
2635	our %CHANNEL = (	3046	our %CHANNEL = (
		3047	"c/motd" => {
		3048	id => "infobox",
		3049	title => "MOTD",
		3050	reply => undef,
		3051	tooltip => "The message of the day",
		3052	},
2636	"c/identify" => {	3053	"c/identify" => {
2637	id => "infobox",	3054	id => "infobox",
2638	title => "Identify",	3055	title => "Identify",
2639	reply => undef,	3056	reply => undef,
2640	tooltip => "Items recently identified",	3057	tooltip => "Items recently identified",
…		…
2643	id => "infobox",	3060	id => "infobox",
2644	title => "Examine",	3061	title => "Examine",
2645	reply => undef,	3062	reply => undef,
2646	tooltip => "Signs and other items you examined",	3063	tooltip => "Signs and other items you examined",
2647	},	3064	},
		3065	"c/shopinfo" => {
		3066	id => "infobox",
		3067	title => "Shop Info",
		3068	reply => undef,
		3069	tooltip => "What your bargaining skill tells you about the shop",
		3070	},
		3071	"c/book" => {
		3072	id => "infobox",
		3073	title => "Book",
		3074	reply => undef,
		3075	tooltip => "The contents of a note or book",
		3076	},
2648	"c/lookat" => {	3077	"c/lookat" => {
2649	id => "infobox",	3078	id => "infobox",
2650	title => "Look",	3079	title => "Look",
2651	reply => undef,	3080	reply => undef,
2652	tooltip => "What you saw there",	3081	tooltip => "What you saw there",
2653	},	3082	},
		3083	"c/who" => {
		3084	id => "infobox",
		3085	title => "Players",
		3086	reply => undef,
		3087	tooltip => "Shows players who are currently online",
		3088	},
		3089	"c/body" => {
		3090	id => "infobox",
		3091	title => "Body Parts",
		3092	reply => undef,
		3093	tooltip => "Shows which body parts you posess and are available",
		3094	},
		3095	"c/statistics" => {
		3096	id => "infobox",
		3097	title => "Statistics",
		3098	reply => undef,
		3099	tooltip => "Shows your primary statistics",
		3100	},
		3101	"c/skills" => {
		3102	id => "infobox",
		3103	title => "Skills",
		3104	reply => undef,
		3105	tooltip => "Shows your experience per skill and item power",
		3106	},
		3107	"c/shopitems" => {
		3108	id => "infobox",
		3109	title => "Shop Items",
		3110	reply => undef,
		3111	tooltip => "Shows the items currently for sale in this shop",
		3112	},
		3113	"c/resistances" => {
		3114	id => "infobox",
		3115	title => "Resistances",
		3116	reply => undef,
		3117	tooltip => "Shows your resistances",
		3118	},
		3119	"c/pets" => {
		3120	id => "infobox",
		3121	title => "Pets",
		3122	reply => undef,
		3123	tooltip => "Shows information abotu your pets/a specific pet",
		3124	},
		3125	"c/perceiveself" => {
		3126	id => "infobox",
		3127	title => "Perceive Self",
		3128	reply => undef,
		3129	tooltip => "You gained detailed knowledge about yourself",
		3130	},
		3131	"c/uptime" => {
		3132	id => "infobox",
		3133	title => "Uptime",
		3134	reply => undef,
		3135	tooltip => "How long the server has been running since last restart",
		3136	},
		3137	"c/mapinfo" => {
		3138	id => "infobox",
		3139	title => "Map Info",
		3140	reply => undef,
		3141	tooltip => "Information related to the maps",
		3142	},
		3143	"c/party" => {
		3144	id => "party",
		3145	title => "Party",
		3146	reply => "gsay ",
		3147	tooltip => "Messages and chat related to your party",
		3148	},
		3149	"c/death" => {
		3150	id => "death",
		3151	title => "Death",
		3152	reply => undef,
		3153	tooltip => "Reason for and more info about your most recent death",
		3154	},
		3155	"c/say" => $SAY_CHANNEL,
		3156	"c/chat" => $CHAT_CHANNEL,
2654	);	3157	);
2655		3158
2656	sub cf::client::send_msg {	3159	sub cf::client::send_msg {
2657	my ($self, $channel, $msg, $color, @extra) = @_;	3160	my ($self, $channel, $msg, $color, @extra) = @_;
2658		3161
2659	$msg = $self->pl->expand_cfpod ($msg);	3162	$msg = $self->pl->expand_cfpod ($msg)
		3163	unless $color & cf::NDI_VERBATIM;
2660		3164
2661	$color &= cf::NDI_CLIENT_MASK; # just in case...	3165	$color &= cf::NDI_CLIENT_MASK; # just in case...
2662		3166
2663	# check predefined channels, for the benefit of C	3167	# check predefined channels, for the benefit of C
2664	if ($CHANNEL{$channel}) {	3168	if ($CHANNEL{$channel}) {
2665	$channel = $CHANNEL{$channel};	3169	$channel = $CHANNEL{$channel};
2666		3170
2667	$self->ext_msg (channel_info => $channel)	3171	$self->ext_msg (channel_info => $channel);
2668	if $self->can_msg;
2669
2670	$channel = $channel->{id};	3172	$channel = $channel->{id};
2671		3173
2672	} elsif (ref $channel) {	3174	} elsif (ref $channel) {
2673	# send meta info to client, if not yet sent	3175	# send meta info to client, if not yet sent
2674	unless (exists $self->{channel}{$channel->{id}}) {	3176	unless (exists $self->{channel}{$channel->{id}}) {
2675	$self->{channel}{$channel->{id}} = $channel;	3177	$self->{channel}{$channel->{id}} = $channel;
2676	$self->ext_msg (channel_info => $channel)	3178	$self->ext_msg (channel_info => $channel);
2677	if $self->can_msg;
2678	}	3179	}
2679		3180
2680	$channel = $channel->{id};	3181	$channel = $channel->{id};
2681	}	3182	}
2682		3183
2683	return unless @extra || length $msg;	3184	return unless @extra || length $msg;
2684		3185
2685	if ($self->can_msg) {
2686	# default colour, mask it out	3186	# default colour, mask it out
2687	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3187	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2688	if $color & cf::NDI_DEF;	3188	if $color & cf::NDI_DEF;
2689		3189
2690	$self->send_packet ("msg " . $self->{json_coder}->encode (	3190	my $pkt = "msg "
		3191	. $self->{json_coder}->encode (
2691	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3192	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2692	} else {	3193	);
2693	if ($color >= 0) {
2694	# replace some tags by gcfclient-compatible ones
2695	for ($msg) {
2696	1 while
2697	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2698	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2699	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2700	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2701	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2702	}
2703		3194
2704	$color &= cf::NDI_COLOR_MASK;	3195	$self->send_big_packet ($pkt);
2705
2706	utf8::encode $msg;
2707
2708	if (0 && $msg =~ /\[/) {
2709	# COMMAND/INFO
2710	$self->send_packet ("drawextinfo $color 10 8 $msg")
2711	} else {
2712	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2713	$self->send_packet ("drawinfo $color $msg")
2714	}
2715	}
2716	}
2717	}	3196	}
2718		3197
2719	=item $client->ext_msg ($type, @msg)	3198	=item $client->ext_msg ($type, @msg)
2720		3199
2721	Sends an ext event to the client.	3200	Sends an ext event to the client.
…		…
2724		3203
2725	sub cf::client::ext_msg($$@) {	3204	sub cf::client::ext_msg($$@) {
2726	my ($self, $type, @msg) = @_;	3205	my ($self, $type, @msg) = @_;
2727		3206
2728	if ($self->extcmd == 2) {	3207	if ($self->extcmd == 2) {
2729	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3208	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2730	} elsif ($self->extcmd == 1) { # TODO: remove	3209	} elsif ($self->extcmd == 1) { # TODO: remove
2731	push @msg, msgtype => "event_$type";	3210	push @msg, msgtype => "event_$type";
2732	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3211	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2733	}	3212	}
2734	}	3213	}
2735		3214
2736	=item $client->ext_reply ($msgid, @msg)	3215	=item $client->ext_reply ($msgid, @msg)
2737		3216
…		…
2741		3220
2742	sub cf::client::ext_reply($$@) {	3221	sub cf::client::ext_reply($$@) {
2743	my ($self, $id, @msg) = @_;	3222	my ($self, $id, @msg) = @_;
2744		3223
2745	if ($self->extcmd == 2) {	3224	if ($self->extcmd == 2) {
2746	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3225	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2747	} elsif ($self->extcmd == 1) {	3226	} elsif ($self->extcmd == 1) {
2748	#TODO: version 1, remove	3227	#TODO: version 1, remove
2749	unshift @msg, msgtype => "reply", msgid => $id;	3228	unshift @msg, msgtype => "reply", msgid => $id;
2750	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3229	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2751	}	3230	}
2752	}	3231	}
2753		3232
2754	=item $success = $client->query ($flags, "text", \&cb)	3233	=item $success = $client->query ($flags, "text", \&cb)
2755		3234
…		…
2826		3305
2827	$ns->ext_reply ($reply, @reply)	3306	$ns->ext_reply ($reply, @reply)
2828	if $reply;	3307	if $reply;
2829		3308
2830	} else {	3309	} else {
2831	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3310	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2832	}	3311	}
2833		3312
2834	cf::override;	3313	cf::override;
2835	},	3314	},
2836	);	3315	);
…		…
2856		3335
2857	$coro	3336	$coro
2858	}	3337	}
2859		3338
2860	cf::client->attach (	3339	cf::client->attach (
2861	on_destroy => sub {	3340	on_client_destroy => sub {
2862	my ($ns) = @_;	3341	my ($ns) = @_;
2863		3342
2864	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3343	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2865	},	3344	},
2866	);	3345	);
…		…
2882	our $safe_hole = new Safe::Hole;	3361	our $safe_hole = new Safe::Hole;
2883		3362
2884	$SIG{FPE} = 'IGNORE';	3363	$SIG{FPE} = 'IGNORE';
2885		3364
2886	$safe->permit_only (Opcode::opset qw(	3365	$safe->permit_only (Opcode::opset qw(
2887	:base_core :base_mem :base_orig :base_math	3366	:base_core :base_mem :base_orig :base_math :base_loop
2888	grepstart grepwhile mapstart mapwhile	3367	grepstart grepwhile mapstart mapwhile
2889	sort time	3368	sort time
2890	));	3369	));
2891		3370
2892	# here we export the classes and methods available to script code	3371	# here we export the classes and methods available to script code
…		…
2894	=pod	3373	=pod
2895		3374
2896	The following functions and methods are available within a safe environment:	3375	The following functions and methods are available within a safe environment:
2897		3376
2898	cf::object	3377	cf::object
2899	contr pay_amount pay_player map x y force_find force_add	3378	contr pay_amount pay_player map x y force_find force_add destroy
2900	insert remove name archname title slaying race decrease_ob_nr	3379	insert remove name archname title slaying race decrease split
		3380	value
2901		3381
2902	cf::object::player	3382	cf::object::player
2903	player	3383	player
2904		3384
2905	cf::player	3385	cf::player
…		…
2910		3390
2911	=cut	3391	=cut
2912		3392
2913	for (	3393	for (
2914	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3394	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2915	insert remove inv name archname title slaying race	3395	insert remove inv nrof name archname title slaying race
2916	decrease_ob_nr)],	3396	decrease split destroy change_exp value msg lore send_msg)],
2917	["cf::object::player" => qw(player)],	3397	["cf::object::player" => qw(player)],
2918	["cf::player" => qw(peaceful)],	3398	["cf::player" => qw(peaceful send_msg)],
2919	["cf::map" => qw(trigger)],	3399	["cf::map" => qw(trigger)],
2920	) {	3400	) {
2921	no strict 'refs';
2922	my ($pkg, @funs) = @$_;	3401	my ($pkg, @funs) = @$_;
2923	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3402	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2924	for @funs;	3403	for @funs;
2925	}	3404	}
2926		3405
…		…
2941		3420
2942	my $qcode = $code;	3421	my $qcode = $code;
2943	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3422	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2944	$qcode =~ s/\n/\\n/g;	3423	$qcode =~ s/\n/\\n/g;
2945		3424
		3425	%vars = (_dummy => 0) unless %vars;
		3426
		3427	my @res;
2946	local $_;	3428	local $_;
2947	local @safe::cf::_safe_eval_args = values %vars;
2948		3429
2949	my $eval =	3430	my $eval =
2950	"do {\n"	3431	"do {\n"
2951	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3432	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2952	. "#line 0 \"{$qcode}\"\n"	3433	. "#line 0 \"{$qcode}\"\n"
2953	. $code	3434	. $code
2954	. "\n}"	3435	. "\n}"
2955	;	3436	;
2956		3437
		3438	if ($CFG{safe_eval}) {
2957	sub_generation_inc;	3439	sub_generation_inc;
		3440	local @safe::cf::_safe_eval_args = values %vars;
2958	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3441	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2959	sub_generation_inc;	3442	sub_generation_inc;
		3443	} else {
		3444	local @cf::_safe_eval_args = values %vars;
		3445	@res = wantarray ? eval eval : scalar eval $eval;
		3446	}
2960		3447
2961	if ($@) {	3448	if ($@) {
2962	warn "$@";	3449	warn "$@",
2963	warn "while executing safe code '$code'\n";	3450	"while executing safe code '$code'\n",
2964	warn "with arguments " . (join " ", %vars) . "\n";	3451	"with arguments " . (join " ", %vars) . "\n";
2965	}	3452	}
2966		3453
2967	wantarray ? @res : $res[0]	3454	wantarray ? @res : $res[0]
2968	}	3455	}
2969		3456
…		…
2983	=cut	3470	=cut
2984		3471
2985	sub register_script_function {	3472	sub register_script_function {
2986	my ($fun, $cb) = @_;	3473	my ($fun, $cb) = @_;
2987		3474
2988	no strict 'refs';	3475	$fun = "safe::$fun" if $CFG{safe_eval};
2989	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3476	*$fun = $safe_hole->wrap ($cb);
2990	}	3477	}
2991		3478
2992	=back	3479	=back
2993		3480
2994	=cut	3481	=cut
…		…
3003	# for this (global event?)	3490	# for this (global event?)
3004	%ext::player_env::MUSIC_FACE_CACHE = ();	3491	%ext::player_env::MUSIC_FACE_CACHE = ();
3005		3492
3006	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3493	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3007		3494
3008	warn "loading facedata from $path\n";	3495	trace "loading facedata from $path\n";
3009		3496
3010	my $facedata;	3497	my $facedata = decode_storable load_file $path;
3011	0 < aio_load $path, $facedata
3012	or die "$path: $!";
3013
3014	$facedata = Coro::Storable::thaw $facedata;
3015		3498
3016	$facedata->{version} == 2	3499	$facedata->{version} == 2
3017	or cf::cleanup "$path: version mismatch, cannot proceed.";	3500	or cf::cleanup "$path: version mismatch, cannot proceed.";
3018		3501
3019	# patch in the exptable	3502	# patch in the exptable
		3503	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3020	$facedata->{resource}{"res/exp_table"} = {	3504	$facedata->{resource}{"res/exp_table"} = {
3021	type => FT_RSRC,	3505	type => FT_RSRC,
3022	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3506	data => $exp_table,
		3507	hash => (Digest::MD5::md5 $exp_table),
3023	};	3508	};
3024	cf::cede_to_tick;	3509	cf::cede_to_tick;
3025		3510
3026	{	3511	{
3027	my $faces = $facedata->{faceinfo};	3512	my $faces = $facedata->{faceinfo};
3028		3513
3029	while (my ($face, $info) = each %$faces) {	3514	while (my ($face, $info) = each %$faces) {
3030	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3515	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3516
3031	cf::face::set_visibility $idx, $info->{visibility};	3517	cf::face::set_visibility $idx, $info->{visibility};
3032	cf::face::set_magicmap $idx, $info->{magicmap};	3518	cf::face::set_magicmap $idx, $info->{magicmap};
3033	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3519	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3034	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3520	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
		3521	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
3035		3522
3036	cf::cede_to_tick;	3523	cf::cede_to_tick;
3037	}	3524	}
3038		3525
3039	while (my ($face, $info) = each %$faces) {	3526	while (my ($face, $info) = each %$faces) {
3040	next unless $info->{smooth};	3527	next unless $info->{smooth};
		3528
3041	my $idx = cf::face::find $face	3529	my $idx = cf::face::find $face
3042	or next;	3530	or next;
		3531
3043	if (my $smooth = cf::face::find $info->{smooth}) {	3532	if (my $smooth = cf::face::find $info->{smooth}) {
3044	cf::face::set_smooth $idx, $smooth;	3533	cf::face::set_smooth $idx, $smooth;
3045	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3534	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3046	} else {	3535	} else {
3047	warn "smooth face '$info->{smooth}' not found for face '$face'";	3536	error "smooth face '$info->{smooth}' not found for face '$face'";
3048	}	3537	}
3049		3538
3050	cf::cede_to_tick;	3539	cf::cede_to_tick;
3051	}	3540	}
3052	}	3541	}
…		…
3061		3550
3062	cf::anim::invalidate_all; # d'oh	3551	cf::anim::invalidate_all; # d'oh
3063	}	3552	}
3064		3553
3065	{	3554	{
3066	# TODO: for gcfclient pleasure, we should give resources
3067	# that gcfclient doesn't grok a >10000 face index.
3068	my $res = $facedata->{resource};	3555	my $res = $facedata->{resource};
3069		3556
3070	my $soundconf = delete $res->{"res/sound.conf"};
3071
3072	while (my ($name, $info) = each %$res) {	3557	while (my ($name, $info) = each %$res) {
		3558	if (defined $info->{type}) {
3073	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3559	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3074	my $data;
3075		3560
3076	if ($info->{type} & 1) {	3561	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3077	# prepend meta info	3562	cf::face::set_type $idx, $info->{type};
3078
3079	my $meta = $enc->encode ({
3080	name => $name,
3081	%{ $info->{meta} || {} },
3082	});
3083
3084	$data = pack "(w/a*)*", $meta, $info->{data};
3085	} else {	3563	} else {
3086	$data = $info->{data};	3564	$RESOURCE{$name} = $info; # unused
3087	}	3565	}
3088		3566
3089	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3090	cf::face::set_type $idx, $info->{type};
3091
3092	cf::cede_to_tick;	3567	cf::cede_to_tick;
3093	}	3568	}
3094
3095	if ($soundconf) {
3096	$soundconf = $enc->decode (delete $soundconf->{data});
3097
3098	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3099	my $sound = $soundconf->{compat}[$_]
3100	or next;
3101
3102	my $face = cf::face::find "sound/$sound->[1]";
3103	cf::sound::set $sound->[0] => $face;
3104	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3105	}
3106
3107	while (my ($k, $v) = each %{$soundconf->{event}}) {
3108	my $face = cf::face::find "sound/$v";
3109	cf::sound::set $k => $face;
3110	}
3111	}
3112	}	3569	}
		3570
		3571	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3113		3572
3114	1	3573	1
3115	}	3574	}
3116		3575
3117	register_exticmd fx_want => sub {	3576	register_exticmd fx_want => sub {
…		…
3119		3578
3120	while (my ($k, $v) = each %$want) {	3579	while (my ($k, $v) = each %$want) {
3121	$ns->fx_want ($k, $v);	3580	$ns->fx_want ($k, $v);
3122	}	3581	}
3123	};	3582	};
		3583
		3584	sub load_resource_file($) {
		3585	my $guard = lock_acquire "load_resource_file";
		3586
		3587	my $status = load_resource_file_ $_[0];
		3588	get_slot 0.1, 100;
		3589	cf::arch::commit_load;
		3590
		3591	$status
		3592	}
3124		3593
3125	sub reload_regions {	3594	sub reload_regions {
3126	# HACK to clear player env face cache, we need some signal framework	3595	# HACK to clear player env face cache, we need some signal framework
3127	# for this (global event?)	3596	# for this (global event?)
3128	%ext::player_env::MUSIC_FACE_CACHE = ();	3597	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3142	}	3611	}
3143		3612
3144	sub reload_archetypes {	3613	sub reload_archetypes {
3145	load_resource_file "$DATADIR/archetypes"	3614	load_resource_file "$DATADIR/archetypes"
3146	or die "unable to load archetypes\n";	3615	or die "unable to load archetypes\n";
3147	#d# NEED to laod twice to resolve forward references
3148	# this really needs to be done in an extra post-pass
3149	# (which needs to be synchronous, so solve it differently)
3150	load_resource_file "$DATADIR/archetypes"
3151	or die "unable to load archetypes\n";
3152	}	3616	}
3153		3617
3154	sub reload_treasures {	3618	sub reload_treasures {
3155	load_resource_file "$DATADIR/treasures"	3619	load_resource_file "$DATADIR/treasures"
3156	or die "unable to load treasurelists\n";	3620	or die "unable to load treasurelists\n";
3157	}	3621	}
3158		3622
		3623	sub reload_sound {
		3624	trace "loading sound config from $DATADIR/sound\n";
		3625
		3626	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3627
		3628	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3629	my $sound = $soundconf->{compat}[$_]
		3630	or next;
		3631
		3632	my $face = cf::face::find "sound/$sound->[1]";
		3633	cf::sound::set $sound->[0] => $face;
		3634	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3635	}
		3636
		3637	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3638	my $face = cf::face::find "sound/$v";
		3639	cf::sound::set $k => $face;
		3640	}
		3641	}
		3642
3159	sub reload_resources {	3643	sub reload_resources {
3160	warn "reloading resource files...\n";	3644	trace "reloading resource files...\n";
3161		3645
		3646	reload_exp_table;
		3647	reload_materials;
		3648	reload_facedata;
		3649	reload_sound;
		3650	reload_archetypes;
3162	reload_regions;	3651	reload_regions;
3163	reload_facedata;
3164	#reload_archetypes;#d#
3165	reload_archetypes;
3166	reload_treasures;	3652	reload_treasures;
3167		3653
3168	warn "finished reloading resource files\n";	3654	trace "finished reloading resource files\n";
3169	}
3170
3171	sub init {
3172	reload_resources;
3173	}	3655	}
3174		3656
3175	sub reload_config {	3657	sub reload_config {
3176	open my $fh, "<:utf8", "$CONFDIR/config"	3658	trace "reloading config file...\n";
3177	or return;
3178		3659
3179	local $/;	3660	my $config = load_file "$CONFDIR/config";
3180	*CFG = YAML::Syck::Load <$fh>;	3661	utf8::decode $config;
		3662	*CFG = decode_yaml $config;
3181		3663
3182	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3664	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3183		3665
3184	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3666	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3185	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3667	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3186		3668
3187	if (exists $CFG{mlockall}) {	3669	if (exists $CFG{mlockall}) {
…		…
3191	};	3673	};
3192	warn $@ if $@;	3674	warn $@ if $@;
3193	}	3675	}
3194	}	3676	}
3195		3677
		3678	sub pidfile() {
		3679	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3680	or die "$PIDFILE: $!";
		3681	flock $fh, &Fcntl::LOCK_EX
		3682	or die "$PIDFILE: flock: $!";
		3683	$fh
		3684	}
		3685
		3686	# make sure only one server instance is running at any one time
		3687	sub atomic {
		3688	my $fh = pidfile;
		3689
		3690	my $pid = <$fh>;
		3691	kill 9, $pid if $pid > 0;
		3692
		3693	seek $fh, 0, 0;
		3694	print $fh $$;
		3695	}
		3696
		3697	sub main_loop {
		3698	trace "EV::loop starting\n";
		3699	if (1) {
		3700	EV::loop;
		3701	}
		3702	trace "EV::loop returned\n";
		3703	goto &main_loop unless $REALLY_UNLOOP;
		3704	}
		3705
3196	sub main {	3706	sub main {
		3707	cf::init_globals; # initialise logging
		3708
		3709	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3710	LOG llevInfo, "Copyright (C) 2005-2011 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3711	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3712	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3713
		3714	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3715
3197	# we must not ever block the main coroutine	3716	# we must not ever block the main coroutine
3198	local $Coro::idle = sub {	3717	local $Coro::idle = sub {
3199	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3718	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3200	(async {	3719	(async {
3201	$Coro::current->{desc} = "IDLE BUG HANDLER";	3720	$Coro::current->{desc} = "IDLE BUG HANDLER";
3202	Event::one_event;	3721	EV::loop EV::LOOP_ONESHOT;
3203	})->prio (Coro::PRIO_MAX);	3722	})->prio (Coro::PRIO_MAX);
3204	};	3723	};
3205		3724
		3725	evthread_start IO::AIO::poll_fileno;
		3726
		3727	cf::sync_job {
		3728	cf::incloader::init ();
		3729
		3730	cf::init_anim;
		3731	cf::init_attackmess;
		3732	cf::init_dynamic;
		3733
		3734	cf::load_settings;
		3735
		3736	reload_resources;
3206	reload_config;	3737	reload_config;
3207	db_init;	3738	db_init;
		3739
		3740	cf::init_uuid;
		3741	cf::init_signals;
		3742	cf::init_skills;
		3743
		3744	cf::init_beforeplay;
		3745
		3746	atomic;
		3747
3208	load_extensions;	3748	load_extensions;
3209		3749
3210	$TICK_WATCHER->start;	3750	utime time, time, $RUNTIMEFILE;
3211	Event::loop;	3751
		3752	# no (long-running) fork's whatsoever before this point(!)
		3753	use POSIX ();
		3754	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3755
		3756	cf::_post_init 0;
		3757	};
		3758
		3759	cf::object::thawer::errors_are_fatal 0;
		3760	info "parse errors in files are no longer fatal from this point on.\n";
		3761
		3762	my $free_main; $free_main = EV::idle sub {
		3763	undef $free_main;
		3764	undef &main; # free gobs of memory :)
		3765	};
		3766
		3767	goto &main_loop;
3212	}	3768	}
3213		3769
3214	#############################################################################	3770	#############################################################################
3215	# initialisation and cleanup	3771	# initialisation and cleanup
3216		3772
3217	# install some emergency cleanup handlers	3773	# install some emergency cleanup handlers
3218	BEGIN {	3774	BEGIN {
		3775	our %SIGWATCHER = ();
3219	for my $signal (qw(INT HUP TERM)) {	3776	for my $signal (qw(INT HUP TERM)) {
3220	Event->signal (	3777	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3221	reentrant => 0,
3222	data => WF_AUTOCANCEL,
3223	signal => $signal,
3224	prio => 0,
3225	cb => sub {
3226	cf::cleanup "SIG$signal";	3778	cf::cleanup "SIG$signal";
3227	},
3228	);	3779	};
3229	}	3780	}
3230	}	3781	}
3231		3782
3232	sub write_runtime {	3783	sub write_runtime_sync {
3233	my $runtime = "$LOCALDIR/runtime";	3784	my $t0 = AE::time;
3234		3785
3235	# first touch the runtime file to show we are still running:	3786	# first touch the runtime file to show we are still running:
3236	# the fsync below can take a very very long time.	3787	# the fsync below can take a very very long time.
3237		3788
3238	IO::AIO::aio_utime $runtime, undef, undef;	3789	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3239		3790
3240	my $guard = cf::lock_acquire "write_runtime";	3791	my $guard = cf::lock_acquire "write_runtime";
3241		3792
3242	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3793	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3243	or return;	3794	or return;
3244		3795
3245	my $value = $cf::RUNTIME + 90 + 10;	3796	my $value = $cf::RUNTIME + 90 + 10;
3246	# 10 is the runtime save interval, for a monotonic clock	3797	# 10 is the runtime save interval, for a monotonic clock
3247	# 60 allows for the watchdog to kill the server.	3798	# 60 allows for the watchdog to kill the server.
…		…
3257	aio_utime $fh, undef, undef;	3808	aio_utime $fh, undef, undef;
3258		3809
3259	close $fh	3810	close $fh
3260	or return;	3811	or return;
3261		3812
3262	aio_rename "$runtime~", $runtime	3813	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3263	and return;	3814	and return;
3264		3815
3265	warn "runtime file written.\n";	3816	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3266		3817
3267	1	3818	1
		3819	}
		3820
		3821	our $uuid_lock;
		3822	our $uuid_skip;
		3823
		3824	sub write_uuid_sync($) {
		3825	$uuid_skip ||= $_[0];
		3826
		3827	return if $uuid_lock;
		3828	local $uuid_lock = 1;
		3829
		3830	my $uuid = "$LOCALDIR/uuid";
		3831
		3832	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3833	or return;
		3834
		3835	my $value = uuid_seq uuid_cur;
		3836
		3837	unless ($value) {
		3838	info "cowardly refusing to write zero uuid value!\n";
		3839	return;
		3840	}
		3841
		3842	my $value = uuid_str $value + $uuid_skip;
		3843	$uuid_skip = 0;
		3844
		3845	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3846	and return;
		3847
		3848	# always fsync - this file is important
		3849	aio_fsync $fh
		3850	and return;
		3851
		3852	close $fh
		3853	or return;
		3854
		3855	aio_rename "$uuid~", $uuid
		3856	and return;
		3857
		3858	trace "uuid file written ($value).\n";
		3859
		3860	1
		3861
		3862	}
		3863
		3864	sub write_uuid($$) {
		3865	my ($skip, $sync) = @_;
		3866
		3867	$sync ? write_uuid_sync $skip
		3868	: async { write_uuid_sync $skip };
3268	}	3869	}
3269		3870
3270	sub emergency_save() {	3871	sub emergency_save() {
3271	my $freeze_guard = cf::freeze_mainloop;	3872	my $freeze_guard = cf::freeze_mainloop;
3272		3873
3273	warn "enter emergency perl save\n";	3874	info "emergency_perl_save: enter\n";
		3875
		3876	# this is a trade-off: we want to be very quick here, so
		3877	# save all maps without fsync, and later call a global sync
		3878	# (which in turn might be very very slow)
		3879	local $USE_FSYNC = 0;
3274		3880
3275	cf::sync_job {	3881	cf::sync_job {
		3882	cf::write_runtime_sync; # external watchdog should not bark
		3883
3276	# use a peculiar iteration method to avoid tripping on perl	3884	# use a peculiar iteration method to avoid tripping on perl
3277	# refcount bugs in for. also avoids problems with players	3885	# refcount bugs in for. also avoids problems with players
3278	# and maps saved/destroyed asynchronously.	3886	# and maps saved/destroyed asynchronously.
3279	warn "begin emergency player save\n";	3887	info "emergency_perl_save: begin player save\n";
3280	for my $login (keys %cf::PLAYER) {	3888	for my $login (keys %cf::PLAYER) {
3281	my $pl = $cf::PLAYER{$login} or next;	3889	my $pl = $cf::PLAYER{$login} or next;
3282	$pl->valid or next;	3890	$pl->valid or next;
		3891	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3283	$pl->save;	3892	$pl->save;
3284	}	3893	}
3285	warn "end emergency player save\n";	3894	info "emergency_perl_save: end player save\n";
3286		3895
3287	warn "begin emergency map save\n";	3896	cf::write_runtime_sync; # external watchdog should not bark
		3897
		3898	info "emergency_perl_save: begin map save\n";
3288	for my $path (keys %cf::MAP) {	3899	for my $path (keys %cf::MAP) {
3289	my $map = $cf::MAP{$path} or next;	3900	my $map = $cf::MAP{$path} or next;
3290	$map->valid or next;	3901	$map->valid or next;
3291	$map->save;	3902	$map->save;
3292	}	3903	}
3293	warn "end emergency map save\n";	3904	info "emergency_perl_save: end map save\n";
3294		3905
3295	warn "begin emergency database checkpoint\n";	3906	cf::write_runtime_sync; # external watchdog should not bark
		3907
		3908	info "emergency_perl_save: begin database checkpoint\n";
3296	BDB::db_env_txn_checkpoint $DB_ENV;	3909	BDB::db_env_txn_checkpoint $DB_ENV;
3297	warn "end emergency database checkpoint\n";	3910	info "emergency_perl_save: end database checkpoint\n";
		3911
		3912	info "emergency_perl_save: begin write uuid\n";
		3913	write_uuid_sync 1;
		3914	info "emergency_perl_save: end write uuid\n";
		3915
		3916	cf::write_runtime_sync; # external watchdog should not bark
		3917
		3918	trace "emergency_perl_save: syncing database to disk";
		3919	BDB::db_env_txn_checkpoint $DB_ENV;
		3920
		3921	info "emergency_perl_save: starting sync\n";
		3922	IO::AIO::aio_sync sub {
		3923	info "emergency_perl_save: finished sync\n";
		3924	};
		3925
		3926	cf::write_runtime_sync; # external watchdog should not bark
		3927
		3928	trace "emergency_perl_save: flushing outstanding aio requests";
		3929	while (IO::AIO::nreqs || BDB::nreqs) {
		3930	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
		3931	}
		3932
		3933	cf::write_runtime_sync; # external watchdog should not bark
3298	};	3934	};
3299		3935
3300	warn "leave emergency perl save\n";	3936	info "emergency_perl_save: leave\n";
3301	}	3937	}
3302		3938
3303	sub post_cleanup {	3939	sub post_cleanup {
3304	my ($make_core) = @_;	3940	my ($make_core) = @_;
3305		3941
		3942	IO::AIO::flush;
		3943
3306	warn Carp::longmess "post_cleanup backtrace"	3944	error Carp::longmess "post_cleanup backtrace"
3307	if $make_core;	3945	if $make_core;
		3946
		3947	my $fh = pidfile;
		3948	unlink $PIDFILE if <$fh> == $$;
		3949	}
		3950
		3951	# a safer delete_package, copied from Symbol
		3952	sub clear_package($) {
		3953	my $pkg = shift;
		3954
		3955	# expand to full symbol table name if needed
		3956	unless ($pkg =~ /^main::.*::$/) {
		3957	$pkg = "main$pkg" if $pkg =~ /^::/;
		3958	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3959	$pkg .= '::' unless $pkg =~ /::$/;
		3960	}
		3961
		3962	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3963	my $stem_symtab = *{$stem}{HASH};
		3964
		3965	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3966	or return;
		3967
		3968	# clear all symbols
		3969	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3970	for my $name (keys %$leaf_symtab) {
		3971	_gv_clear *{"$pkg$name"};
		3972	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3973	}
3308	}	3974	}
3309		3975
3310	sub do_reload_perl() {	3976	sub do_reload_perl() {
3311	# can/must only be called in main	3977	# can/must only be called in main
3312	if ($Coro::current != $Coro::main) {	3978	unless (in_main) {
3313	warn "can only reload from main coroutine";	3979	error "can only reload from main coroutine";
3314	return;	3980	return;
3315	}	3981	}
3316		3982
3317	warn "reloading...";	3983	return if $RELOAD++;
3318		3984
3319	warn "entering sync_job";	3985	my $t1 = AE::time;
3320		3986
		3987	while ($RELOAD) {
		3988	cf::get_slot 0.1, -1, "reload_perl";
		3989	info "perl_reload: reloading...";
		3990
		3991	trace "perl_reload: entering sync_job";
		3992
3321	cf::sync_job {	3993	cf::sync_job {
3322	cf::write_runtime; # external watchdog should not bark
3323	cf::emergency_save;	3994	#cf::emergency_save;
3324	cf::write_runtime; # external watchdog should not bark
3325		3995
3326	warn "syncing database to disk";
3327	BDB::db_env_txn_checkpoint $DB_ENV;
3328
3329	# if anything goes wrong in here, we should simply crash as we already saved
3330
3331	warn "cancelling all WF_AUTOCANCEL watchers";
3332	for (Event::all_watchers) {
3333	$_->cancel if $_->data & WF_AUTOCANCEL;
3334	}
3335
3336	warn "flushing outstanding aio requests";
3337	for (;;) {
3338	BDB::flush;
3339	IO::AIO::flush;
3340	Coro::cede;
3341	last unless IO::AIO::nreqs || BDB::nreqs;
3342	warn "iterate...";
3343	}
3344
3345	++$RELOAD;
3346
3347	warn "cancelling all extension coros";	3996	trace "perl_reload: cancelling all extension coros";
3348	$_->cancel for values %EXT_CORO;	3997	$_->cancel for values %EXT_CORO;
3349	%EXT_CORO = ();	3998	%EXT_CORO = ();
3350		3999
3351	warn "removing commands";	4000	trace "perl_reload: removing commands";
3352	%COMMAND = ();	4001	%COMMAND = ();
3353		4002
3354	warn "removing ext/exti commands";	4003	trace "perl_reload: removing ext/exti commands";
3355	%EXTCMD = ();	4004	%EXTCMD = ();
3356	%EXTICMD = ();	4005	%EXTICMD = ();
3357		4006
3358	warn "unloading/nuking all extensions";	4007	trace "perl_reload: unloading/nuking all extensions";
3359	for my $pkg (@EXTS) {	4008	for my $pkg (@EXTS) {
3360	warn "... unloading $pkg";	4009	trace "... unloading $pkg";
3361		4010
3362	if (my $cb = $pkg->can ("unload")) {	4011	if (my $cb = $pkg->can ("unload")) {
3363	eval {	4012	eval {
3364	$cb->($pkg);	4013	$cb->($pkg);
3365	1	4014	1
3366	} or warn "$pkg unloaded, but with errors: $@";	4015	} or error "$pkg unloaded, but with errors: $@";
		4016	}
		4017
		4018	trace "... clearing $pkg";
		4019	clear_package $pkg;
3367	}	4020	}
3368		4021
3369	warn "... nuking $pkg";
3370	Symbol::delete_package $pkg;
3371	}
3372
3373	warn "unloading all perl modules loaded from $LIBDIR";	4022	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3374	while (my ($k, $v) = each %INC) {	4023	while (my ($k, $v) = each %INC) {
3375	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4024	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3376		4025
3377	warn "... unloading $k";	4026	trace "... unloading $k";
3378	delete $INC{$k};	4027	delete $INC{$k};
3379		4028
3380	$k =~ s/\.pm$//;	4029	$k =~ s/\.pm$//;
3381	$k =~ s/\//::/g;	4030	$k =~ s/\//::/g;
3382		4031
3383	if (my $cb = $k->can ("unload_module")) {	4032	if (my $cb = $k->can ("unload_module")) {
3384	$cb->();	4033	$cb->();
		4034	}
		4035
		4036	clear_package $k;
3385	}	4037	}
3386		4038
3387	Symbol::delete_package $k;
3388	}
3389
3390	warn "getting rid of safe::, as good as possible";	4039	trace "perl_reload: getting rid of safe::, as good as possible";
3391	Symbol::delete_package "safe::$_"	4040	clear_package "safe::$_"
3392	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4041	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3393		4042
3394	warn "unloading cf.pm \"a bit\"";	4043	trace "perl_reload: unloading cf.pm \"a bit\"";
3395	delete $INC{"cf.pm"};	4044	delete $INC{"cf.pm"};
3396	delete $INC{"cf/pod.pm"};	4045	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3397		4046
3398	# don't, removes xs symbols, too,	4047	# don't, removes xs symbols, too,
3399	# and global variables created in xs	4048	# and global variables created in xs
3400	#Symbol::delete_package __PACKAGE__;	4049	#clear_package __PACKAGE__;
3401		4050
3402	warn "unload completed, starting to reload now";	4051	info "perl_reload: unload completed, starting to reload now";
3403		4052
3404	warn "reloading cf.pm";	4053	trace "perl_reload: reloading cf.pm";
3405	require cf;	4054	require cf;
3406	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4055	cf::_connect_to_perl_1;
3407		4056
3408	warn "loading config and database again";	4057	trace "perl_reload: loading config and database again";
3409	cf::reload_config;	4058	cf::reload_config;
3410		4059
3411	warn "loading extensions";	4060	trace "perl_reload: loading extensions";
3412	cf::load_extensions;	4061	cf::load_extensions;
3413		4062
		4063	if ($REATTACH_ON_RELOAD) {
3414	warn "reattaching attachments to objects/players";	4064	trace "perl_reload: reattaching attachments to objects/players";
3415	_global_reattach; # objects, sockets	4065	_global_reattach; # objects, sockets
3416	warn "reattaching attachments to maps";	4066	trace "perl_reload: reattaching attachments to maps";
3417	reattach $_ for values %MAP;	4067	reattach $_ for values %MAP;
3418	warn "reattaching attachments to players";	4068	trace "perl_reload: reattaching attachments to players";
3419	reattach $_ for values %PLAYER;	4069	reattach $_ for values %PLAYER;
		4070	}
3420		4071
3421	warn "leaving sync_job";	4072	cf::_post_init 1;
3422		4073
		4074	trace "perl_reload: leaving sync_job";
		4075
3423	1	4076	1
3424	} or do {	4077	} or do {
3425	warn $@;	4078	error $@;
3426	warn "error while reloading, exiting.";	4079	cf::cleanup "perl_reload: error, exiting.";
3427	exit 1;	4080	};
		4081
		4082	--$RELOAD;
3428	};	4083	}
3429		4084
3430	warn "reloaded";	4085	$t1 = AE::time - $t1;
		4086	info "perl_reload: completed in ${t1}s\n";
3431	};	4087	};
3432		4088
3433	our $RELOAD_WATCHER; # used only during reload	4089	our $RELOAD_WATCHER; # used only during reload
3434		4090
3435	sub reload_perl() {	4091	sub reload_perl() {
3436	# doing reload synchronously and two reloads happen back-to-back,	4092	# doing reload synchronously and two reloads happen back-to-back,
3437	# coro crashes during coro_state_free->destroy here.	4093	# coro crashes during coro_state_free->destroy here.
3438		4094
3439	$RELOAD_WATCHER ||= Event->timer (	4095	$RELOAD_WATCHER ||= cf::async {
3440	reentrant => 0,	4096	Coro::AIO::aio_wait cache_extensions;
3441	after => 0,	4097
3442	data => WF_AUTOCANCEL,	4098	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3443	cb => sub {
3444	do_reload_perl;	4099	do_reload_perl;
3445	undef $RELOAD_WATCHER;	4100	undef $RELOAD_WATCHER;
3446	},	4101	};
3447	);	4102	};
3448	}	4103	}
3449		4104
3450	register_command "reload" => sub {	4105	register_command "reload" => sub {
3451	my ($who, $arg) = @_;	4106	my ($who, $arg) = @_;
3452		4107
…		…
3457	reload_perl;	4112	reload_perl;
3458	};	4113	};
3459	}	4114	}
3460	};	4115	};
3461		4116
3462	unshift @INC, $LIBDIR;	4117	#############################################################################
3463		4118
3464	my $bug_warning = 0;	4119	my $bug_warning = 0;
3465		4120
3466	our @WAIT_FOR_TICK;
3467	our @WAIT_FOR_TICK_BEGIN;
3468
3469	sub wait_for_tick {	4121	sub wait_for_tick() {
3470	return unless $TICK_WATCHER->is_active;	4122	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3471	return if $Coro::current == $Coro::main;
3472		4123
3473	my $signal = new Coro::Signal;	4124	$WAIT_FOR_TICK->wait;
3474	push @WAIT_FOR_TICK, $signal;
3475	$signal->wait;
3476	}	4125	}
3477		4126
3478	sub wait_for_tick_begin {	4127	sub wait_for_tick_begin() {
3479	return unless $TICK_WATCHER->is_active;	4128	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3480	return if $Coro::current == $Coro::main;
3481		4129
3482	my $signal = new Coro::Signal;	4130	my $signal = new Coro::Signal;
3483	push @WAIT_FOR_TICK_BEGIN, $signal;	4131	push @WAIT_FOR_TICK_BEGIN, $signal;
3484	$signal->wait;	4132	$signal->wait;
3485	}	4133	}
3486		4134
3487	$TICK_WATCHER = Event->timer (	4135	sub tick {
3488	reentrant => 0,
3489	parked => 1,
3490	prio => 0,
3491	at => $NEXT_TICK || $TICK,
3492	data => WF_AUTOCANCEL,
3493	cb => sub {
3494	if ($Coro::current != $Coro::main) {	4136	if ($Coro::current != $Coro::main) {
3495	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4137	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3496	unless ++$bug_warning > 10;	4138	unless ++$bug_warning > 10;
3497	return;	4139	return;
3498	}	4140	}
3499		4141
3500	$NOW = $tick_start = Event::time;	4142	cf::one_tick; # one server iteration
3501		4143
3502	cf::server_tick; # one server iteration	4144	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3503		4145
3504	$RUNTIME += $TICK;
3505	$NEXT_TICK += $TICK;
3506
3507	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4146	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3508	$NEXT_RUNTIME_WRITE = $NOW + 10;	4147	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3509	Coro::async_pool {	4148	Coro::async_pool {
3510	$Coro::current->{desc} = "runtime saver";	4149	$Coro::current->{desc} = "runtime saver";
3511	write_runtime	4150	write_runtime_sync
3512	or warn "ERROR: unable to write runtime file: $!";	4151	or error "ERROR: unable to write runtime file: $!";
3513	};
3514	}	4152	};
		4153	}
3515		4154
3516	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4155	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3517	$sig->send;	4156	$sig->send;
3518	}	4157	}
3519	while (my $sig = shift @WAIT_FOR_TICK) {	4158	$WAIT_FOR_TICK->broadcast;
3520	$sig->send;
3521	}
3522		4159
3523	$NOW = Event::time;	4160	$LOAD = ($NOW - $TICK_START) / $TICK;
3524
3525	# if we are delayed by four ticks or more, skip them all
3526	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3527
3528	$TICK_WATCHER->at ($NEXT_TICK);
3529	$TICK_WATCHER->start;
3530
3531	$LOAD = ($NOW - $tick_start) / $TICK;
3532	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4161	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3533		4162
3534	_post_tick;	4163	if (0) {
		4164	if ($NEXT_TICK) {
		4165	my $jitter = $TICK_START - $NEXT_TICK;
		4166	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4167	debug "jitter $JITTER\n";#d#
		4168	}
3535	},	4169	}
3536	);	4170	}
3537		4171
3538	{	4172	{
		4173	# configure BDB
		4174
3539	BDB::min_parallel 8;	4175	BDB::min_parallel 16;
3540	BDB::max_poll_time $TICK * 0.1;	4176	BDB::max_poll_reqs $TICK * 0.1;
3541	$BDB_POLL_WATCHER = Event->io (	4177	$AnyEvent::BDB::WATCHER->priority (1);
3542	reentrant => 0,
3543	fd => BDB::poll_fileno,
3544	poll => 'r',
3545	prio => 0,
3546	data => WF_AUTOCANCEL,
3547	cb => \&BDB::poll_cb,
3548	);
3549
3550	BDB::set_sync_prepare {
3551	my $status;
3552	my $current = $Coro::current;
3553	(
3554	sub {
3555	$status = $!;
3556	$current->ready; undef $current;
3557	},
3558	sub {
3559	Coro::schedule while defined $current;
3560	$! = $status;
3561	},
3562	)
3563	};
3564		4178
3565	unless ($DB_ENV) {	4179	unless ($DB_ENV) {
3566	$DB_ENV = BDB::db_env_create;	4180	$DB_ENV = BDB::db_env_create;
3567	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	4181	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3568	| BDB::LOG_AUTOREMOVE, 1);	4182	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4183	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3569	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	4184	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3570	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	4185	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3571		4186
3572	cf::sync_job {	4187	cf::sync_job {
3573	eval {	4188	eval {
…		…
3583		4198
3584	cf::cleanup "db_env_open(db): $@" if $@;	4199	cf::cleanup "db_env_open(db): $@" if $@;
3585	};	4200	};
3586	}	4201	}
3587		4202
3588	$BDB_DEADLOCK_WATCHER = Event->timer (	4203	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3589	after => 3,
3590	interval => 1,
3591	hard => 1,
3592	prio => 0,
3593	data => WF_AUTOCANCEL,
3594	cb => sub {
3595	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };	4204	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3596	},
3597	);	4205	};
3598	$BDB_CHECKPOINT_WATCHER = Event->timer (	4206	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3599	after => 11,
3600	interval => 60,
3601	hard => 1,
3602	prio => 0,
3603	data => WF_AUTOCANCEL,
3604	cb => sub {
3605	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4207	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3606	},
3607	);	4208	};
3608	$BDB_TRICKLE_WATCHER = Event->timer (	4209	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3609	after => 5,
3610	interval => 10,
3611	hard => 1,
3612	prio => 0,
3613	data => WF_AUTOCANCEL,
3614	cb => sub {
3615	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4210	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3616	},
3617	);	4211	};
3618	}	4212	}
3619		4213
3620	{	4214	{
		4215	# configure IO::AIO
		4216
3621	IO::AIO::min_parallel 8;	4217	IO::AIO::min_parallel 8;
3622
3623	undef $Coro::AIO::WATCHER;
3624	IO::AIO::max_poll_time $TICK * 0.1;	4218	IO::AIO::max_poll_time $TICK * 0.1;
3625	$AIO_POLL_WATCHER = Event->io (	4219	undef $AnyEvent::AIO::WATCHER;
3626	reentrant => 0,
3627	data => WF_AUTOCANCEL,
3628	fd => IO::AIO::poll_fileno,
3629	poll => 'r',
3630	prio => 0,
3631	cb => \&IO::AIO::poll_cb,
3632	);
3633	}	4220	}
3634		4221
3635	my $_log_backtrace;	4222	our $_log_backtrace;
		4223	our $_log_backtrace_last;
3636		4224
3637	sub _log_backtrace {	4225	sub _log_backtrace {
3638	my ($msg, @addr) = @_;	4226	my ($msg, @addr) = @_;
3639		4227
3640	$msg =~ s/\n//;	4228	$msg =~ s/\n$//;
3641		4229
		4230	if ($_log_backtrace_last eq $msg) {
		4231	LOG llevInfo, "[ABT] $msg\n";
		4232	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3642	# limit the # of concurrent backtraces	4233	# limit the # of concurrent backtraces
3643	if ($_log_backtrace < 2) {	4234	} elsif ($_log_backtrace < 2) {
		4235	$_log_backtrace_last = $msg;
3644	++$_log_backtrace;	4236	++$_log_backtrace;
		4237	my $perl_bt = Carp::longmess $msg;
3645	async {	4238	async {
3646	$Coro::current->{desc} = "abt $msg";	4239	$Coro::current->{desc} = "abt $msg";
3647		4240
3648	my @bt = fork_call {	4241	my @bt = fork_call {
3649	@addr = map { sprintf "%x", $_ } @addr;	4242	@addr = map { sprintf "%x", $_ } @addr;
…		…
3660	}	4253	}
3661		4254
3662	@funcs	4255	@funcs
3663	};	4256	};
3664		4257
3665	LOG llevInfo, "[ABT] $msg\n";	4258	LOG llevInfo, "[ABT] $perl_bt\n";
		4259	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3666	LOG llevInfo, "[ABT] $_\n" for @bt;	4260	LOG llevInfo, "[ABT] $_\n" for @bt;
3667	--$_log_backtrace;	4261	--$_log_backtrace;
3668	};	4262	};
3669	} else {	4263	} else {
3670	LOG llevInfo, "[ABT] $msg\n";	4264	LOG llevInfo, "[ABT] $msg\n";
3671	LOG llevInfo, "[ABT] [suppressed]\n";	4265	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3672	}	4266	}
3673	}	4267	}
3674		4268
3675	# load additional modules	4269	# load additional modules
3676	use cf::pod;	4270	require "cf/$_.pm" for @EXTRA_MODULES;
		4271	cf::_connect_to_perl_2;
3677		4272
3678	END { cf::emergency_save }	4273	END { cf::emergency_save }
3679		4274
3680	1	4275	1
3681		4276

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