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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.386 by root, Mon Oct 15 17:50:27 2007 UTC vs.
Revision 1.576 by root, Tue Jan 3 02:08:49 2012 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 Event;	30	use EV;
10	use Opcode;	31	use Opcode;
11	use Safe;	32	use Safe;
12	use Safe::Hole;	33	use Safe::Hole;
13	use Storable ();	34	use Storable ();
		35	use Carp ();
14		36
		37	use Guard ();
15	use Coro 4.1 ();	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 2.51 ();	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, 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 = $attachable->invoke (EVENT_CLASS_XXX, ...)
958		1196
959	Generate an object-specific event with the given arguments.	1197	Generate an object-specific event with the given arguments.
960		1198
…		…
1013		1251
1014	sub reattach {	1252	sub reattach {
1015	# basically do the same as instantiate, without calling instantiate	1253	# basically do the same as instantiate, without calling instantiate
1016	my ($obj) = @_;	1254	my ($obj) = @_;
1017		1255
		1256	# no longer needed after getting rid of delete_package?
1018	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
1019		1258
1020	my $registry = $obj->registry;	1259	my $registry = $obj->registry;
1021		1260
1022	@$registry = ();	1261	@$registry = ();
1023		1262
…		…
1028	for (@$attach) {	1267	for (@$attach) {
1029	my ($klass, @attach) = @$_;	1268	my ($klass, @attach) = @$_;
1030	_attach $registry, $klass, @attach;	1269	_attach $registry, $klass, @attach;
1031	}	1270	}
1032	} else {	1271	} else {
1033	warn "object uses attachment '$name' that is not available, postponing.\n";	1272	info "object uses attachment '$name' that is not available, postponing.\n";
1034	}	1273	}
1035	}	1274	}
1036	}	1275	}
1037		1276
1038	cf::attachable->attach (	1277	cf::attachable->attach (
1039	prio => -1000000,	1278	prio => -1000000,
1040	on_instantiate => sub {	1279	on_instantiate => sub {
1041	my ($obj, $data) = @_;	1280	my ($obj, $data) = @_;
1042		1281
1043	$data = from_json $data;	1282	$data = decode_json $data;
1044		1283
1045	for (@$data) {	1284	for (@$data) {
1046	my ($name, $args) = @$_;	1285	my ($name, $args) = @$_;
1047		1286
1048	$obj->attach ($name, %{$args || {} });	1287	$obj->attach ($name, %{$args || {} });
…		…
1065	my ($filename, $rdata, $objs) = @_;	1304	my ($filename, $rdata, $objs) = @_;
1066		1305
1067	sync_job {	1306	sync_job {
1068	if (length $$rdata) {	1307	if (length $$rdata) {
1069	utf8::decode (my $decname = $filename);	1308	utf8::decode (my $decname = $filename);
1070	warn sprintf "saving %s (%d,%d)\n",	1309	trace sprintf "saving %s (%d,%d)\n",
1071	$decname, length $$rdata, scalar @$objs;	1310	$decname, length $$rdata, scalar @$objs
		1311	if $VERBOSE_IO;
1072		1312
1073	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1313	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1074	chmod SAVE_MODE, $fh;	1314	aio_chmod $fh, SAVE_MODE;
1075	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1315	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1076	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	}
1077	close $fh;	1320	aio_close $fh;
1078		1321
1079	if (@$objs) {	1322	if (@$objs) {
1080	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) {
1081	chmod SAVE_MODE, $fh;	1324	aio_chmod $fh, SAVE_MODE;
1082	my $data = Coro::Storable::blocking_nfreeze { version => 1, objs => $objs };	1325	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1083	aio_write $fh, 0, (length $data), $data, 0;	1326	aio_write $fh, 0, (length $data), $data, 0;
1084	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	}
1085	close $fh;	1331	aio_close $fh;
1086	aio_rename "$filename.pst~", "$filename.pst";	1332	aio_rename "$filename.pst~", "$filename.pst";
1087	}	1333	}
1088	} else {	1334	} else {
1089	aio_unlink "$filename.pst";	1335	aio_unlink "$filename.pst";
1090	}	1336	}
1091		1337
1092	aio_rename "$filename~", $filename;	1338	aio_rename "$filename~", $filename;
		1339
		1340	$filename =~ s%/[^/]+$%%;
		1341	aio_pathsync $filename if $cf::USE_FSYNC;
1093	} else {	1342	} else {
1094	warn "FATAL: $filename~: $!\n";	1343	error "unable to save objects: $filename~: $!\n";
1095	}	1344	}
1096	} else {	1345	} else {
1097	aio_unlink $filename;	1346	aio_unlink $filename;
1098	aio_unlink "$filename.pst";	1347	aio_unlink "$filename.pst";
1099	}	1348	}
…		…
1118		1367
1119	unless (aio_stat "$filename.pst") {	1368	unless (aio_stat "$filename.pst") {
1120	(aio_load "$filename.pst", $av) >= 0	1369	(aio_load "$filename.pst", $av) >= 0
1121	or return;	1370	or return;
1122		1371
1123	my $st = eval { Coro::Storable::thaw $av }	1372	my $st = eval { Coro::Storable::thaw $av };
1124	|| eval { my $guard = Coro::Storable::guard; Storable::thaw $av }; #d# compatibility, remove
1125	$av = $st->{objs};	1373	$av = $st->{objs};
1126	}	1374	}
1127		1375
1128	utf8::decode (my $decname = $filename);	1376	utf8::decode (my $decname = $filename);
1129	warn sprintf "loading %s (%d,%d)\n",	1377	trace sprintf "loading %s (%d,%d)\n",
1130	$decname, length $data, scalar @{$av || []};	1378	$decname, length $data, scalar @{$av || []}
		1379	if $VERBOSE_IO;
1131		1380
1132	($data, $av)	1381	($data, $av)
1133	}	1382	}
1134		1383
1135	=head2 COMMAND CALLBACKS	1384	=head2 COMMAND CALLBACKS
…		…
1191	my ($name, $cb) = @_;	1440	my ($name, $cb) = @_;
1192		1441
1193	$EXTICMD{$name} = $cb;	1442	$EXTICMD{$name} = $cb;
1194	}	1443	}
1195		1444
		1445	use File::Glob ();
		1446
1196	cf::player->attach (	1447	cf::player->attach (
1197	on_command => sub {	1448	on_unknown_command => sub {
1198	my ($pl, $name, $params) = @_;	1449	my ($pl, $name, $params) = @_;
1199		1450
1200	my $cb = $COMMAND{$name}	1451	my $cb = $COMMAND{$name}
1201	or return;	1452	or return;
1202		1453
…		…
1210	my ($pl, $buf) = @_;	1461	my ($pl, $buf) = @_;
1211		1462
1212	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1463	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1213		1464
1214	if (ref $msg) {	1465	if (ref $msg) {
1215	my ($type, $reply, @payload) =	1466	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
1216	"ARRAY" eq ref $msg
1217	? @$msg
1218	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1219		1467
1220	my @reply;	1468	my @reply;
1221		1469
1222	if (my $cb = $EXTCMD{$type}) {	1470	if (my $cb = $EXTCMD{$type}) {
1223	@reply = $cb->($pl, @payload);	1471	@reply = $cb->($pl, @payload);
…		…
1225		1473
1226	$pl->ext_reply ($reply, @reply)	1474	$pl->ext_reply ($reply, @reply)
1227	if $reply;	1475	if $reply;
1228		1476
1229	} else {	1477	} else {
1230	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1478	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1231	}	1479	}
1232		1480
1233	cf::override;	1481	cf::override;
1234	},	1482	},
1235	);	1483	);
1236		1484
		1485	# "readahead" all extensions
		1486	sub cache_extensions {
		1487	my $grp = IO::AIO::aio_group;
		1488
		1489	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1490	for (grep /\.ext$/, @{$_[0]}) {
		1491	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1492	}
		1493	};
		1494
		1495	$grp
		1496	}
		1497
1237	sub load_extensions {	1498	sub load_extensions {
		1499	info "loading extensions...";
		1500
1238	cf::sync_job {	1501	cf::sync_job {
1239	my %todo;	1502	my %todo;
1240		1503
1241	for my $path (<$LIBDIR/*.ext>) {	1504	for my $path (<$LIBDIR/*.ext>) {
1242	next unless -r $path;	1505	next unless -r $path;
…		…
1260		1523
1261	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1524	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1262	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1525	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1263		1526
1264	$ext{source} =	1527	$ext{source} =
1265	"package $pkg; use strict; use utf8;\n"	1528	"package $pkg; use common::sense;\n"
1266	. "#line 1 \"$path\"\n{\n"	1529	. "#line 1 \"$path\"\n{\n"
1267	. $source	1530	. $source
1268	. "\n};\n1";	1531	. "\n};\n1";
1269		1532
1270	$todo{$base} = \%ext;	1533	$todo{$base} = \%ext;
1271	}	1534	}
1272		1535
		1536	my $pass = 0;
1273	my %done;	1537	my %done;
1274	while (%todo) {	1538	while (%todo) {
1275	my $progress;	1539	my $progress;
1276		1540
		1541	++$pass;
		1542
		1543	ext:
1277	while (my ($k, $v) = each %todo) {	1544	while (my ($k, $v) = each %todo) {
1278	for (split /,\s*/, $v->{meta}{depends}) {	1545	for (split /,\s*/, $v->{meta}{depends}) {
1279	goto skip	1546	next ext
1280	unless exists $done{$_};	1547	unless exists $done{$_};
1281	}	1548	}
1282		1549
1283	warn "... loading '$k' into '$v->{pkg}'\n";	1550	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1284		1551
1285	unless (eval $v->{source}) {	1552	my $active = eval $v->{source};
		1553
		1554	if (length $@) {
1286	my $msg = $@ ? "$v->{path}: $@\n"	1555	error "$v->{path}: $@\n";
1287	: "$v->{base}: extension inactive.\n";
1288		1556
		1557	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1289	if (exists $v->{meta}{mandatory}) {	1558	if exists $v->{meta}{mandatory};
1290	warn $msg;	1559
1291	warn "mandatory extension failed to load, exiting.\n";	1560	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1292	exit 1;	1561	delete $todo{$k};
1293	}	1562	} else {
1294		1563	$done{$k} = delete $todo{$k};
1295	warn $msg;	1564	push @EXTS, $v->{pkg};
		1565	$progress = 1;
		1566
		1567	info "$v->{base}: extension inactive.\n"
		1568	unless $active;
1296	}	1569	}
1297
1298	$done{$k} = delete $todo{$k};
1299	push @EXTS, $v->{pkg};
1300	$progress = 1;
1301	}	1570	}
1302		1571
1303	skip:	1572	unless ($progress) {
1304	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1573	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1305	unless $progress;	1574
		1575	while (my ($k, $v) = each %todo) {
		1576	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1577	if exists $v->{meta}{mandatory};
		1578	}
		1579
		1580	last;
		1581	}
1306	}	1582	}
1307	};	1583	};
1308	}	1584	}
1309		1585
1310	#############################################################################	1586	#############################################################################
1311		1587
1312	=back	1588	=back
1313		1589
1314	=head2 CORE EXTENSIONS	1590	=head2 CORE EXTENSIONS
1315		1591
1316	Functions and methods that extend core crossfire objects.	1592	Functions and methods that extend core deliantra objects.
1317		1593
1318	=cut	1594	=cut
1319		1595
1320	package cf::player;	1596	package cf::player;
1321		1597
…		…
1364		1640
1365	sub exists($) {	1641	sub exists($) {
1366	my ($login) = @_;	1642	my ($login) = @_;
1367		1643
1368	$cf::PLAYER{$login}	1644	$cf::PLAYER{$login}
1369	or cf::sync_job { !aio_stat path $login }	1645	or !aio_stat path $login
1370	}	1646	}
1371		1647
1372	sub find($) {	1648	sub find($) {
1373	return $cf::PLAYER{$_[0]} || do {	1649	return $cf::PLAYER{$_[0]} || do {
1374	my $login = $_[0];	1650	my $login = $_[0];
…		…
1386	my $f = new_from_file cf::object::thawer path $login	1662	my $f = new_from_file cf::object::thawer path $login
1387	or return;	1663	or return;
1388		1664
1389	my $pl = cf::player::load_pl $f	1665	my $pl = cf::player::load_pl $f
1390	or return;	1666	or return;
		1667
1391	local $cf::PLAYER_LOADING{$login} = $pl;	1668	local $cf::PLAYER_LOADING{$login} = $pl;
1392	$f->resolve_delayed_derefs;	1669	$f->resolve_delayed_derefs;
1393	$cf::PLAYER{$login} = $pl	1670	$cf::PLAYER{$login} = $pl
1394	}	1671	}
1395	}	1672	}
1396	}	1673	}
1397		1674
		1675	cf::player->attach (
		1676	on_load => sub {
		1677	my ($pl, $path) = @_;
		1678
		1679	# restore slots saved in save, below
		1680	my $slots = delete $pl->{_slots};
		1681
		1682	$pl->ob->current_weapon ($slots->[0]);
		1683	$pl->combat_ob ($slots->[1]);
		1684	$pl->ranged_ob ($slots->[2]);
		1685	},
		1686	);
		1687
1398	sub save($) {	1688	sub save($) {
1399	my ($pl) = @_;	1689	my ($pl) = @_;
1400		1690
1401	return if $pl->{deny_save};	1691	return if $pl->{deny_save};
1402		1692
…		…
1405		1695
1406	return if $pl->{deny_save};	1696	return if $pl->{deny_save};
1407		1697
1408	aio_mkdir playerdir $pl, 0770;	1698	aio_mkdir playerdir $pl, 0770;
1409	$pl->{last_save} = $cf::RUNTIME;	1699	$pl->{last_save} = $cf::RUNTIME;
		1700
		1701	cf::get_slot 0.01;
		1702
		1703	# save slots, to be restored later
		1704	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1410		1705
1411	$pl->save_pl ($path);	1706	$pl->save_pl ($path);
1412	cf::cede_to_tick;	1707	cf::cede_to_tick;
1413	}	1708	}
1414		1709
…		…
1446	my ($pl) = @_;	1741	my ($pl) = @_;
1447		1742
1448	my $name = $pl->ob->name;	1743	my $name = $pl->ob->name;
1449		1744
1450	$pl->{deny_save} = 1;	1745	$pl->{deny_save} = 1;
1451	$pl->password ("*"); # this should lock out the player until we nuked the dir	1746	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1452		1747
1453	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1748	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1454	$pl->deactivate;	1749	$pl->deactivate;
		1750
		1751	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1455	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1752	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1753	ext::highscore::check ($pl->ob);
		1754
1456	$pl->ns->destroy if $pl->ns;	1755	$pl->ns->destroy if $pl->ns;
1457		1756
1458	my $path = playerdir $pl;	1757	my $path = playerdir $pl;
1459	my $temp = "$path~$cf::RUNTIME~deleting~";	1758	my $temp = "$path~$cf::RUNTIME~deleting~";
1460	aio_rename $path, $temp;	1759	aio_rename $path, $temp;
…		…
1498		1797
1499	for my $login (@$dirs) {	1798	for my $login (@$dirs) {
1500	my $path = path $login;	1799	my $path = path $login;
1501		1800
1502	# a .pst is a dead give-away for a valid player	1801	# a .pst is a dead give-away for a valid player
1503	unless (-e "$path.pst") {	1802	# if no pst file found, open and chekc for blocked users
		1803	if (aio_stat "$path.pst") {
1504	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1804	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1505	aio_read $fh, 0, 512, my $buf, 0 or next;	1805	aio_read $fh, 0, 512, my $buf, 0 or next;
1506	$buf !~ /^password -------------$/m or next; # official not-valid tag	1806	$buf !~ /^password -------------$/m or next; # official not-valid tag
1507	}	1807	}
1508		1808
…		…
1512		1812
1513	\@logins	1813	\@logins
1514	}	1814	}
1515		1815
1516	=item $player->maps	1816	=item $player->maps
		1817
		1818	=item cf::player::maps $login
1517		1819
1518	Returns an arrayref of map paths that are private for this	1820	Returns an arrayref of map paths that are private for this
1519	player. May block.	1821	player. May block.
1520		1822
1521	=cut	1823	=cut
…		…
1539	}	1841	}
1540		1842
1541	\@paths	1843	\@paths
1542	}	1844	}
1543		1845
1544	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1846	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1545		1847
1546	Expand crossfire pod fragments into protocol xml.	1848	Expand deliantra pod fragments into protocol xml.
1547
1548	=cut
1549
1550	sub expand_cfpod {
1551	((my $self), (local $_)) = @_;
1552
1553	# escape & and <
1554	s/&/&amp;/g;
1555	s/(?<![BIUGHT])</&lt;/g;
1556
1557	# this is buggy, it needs to properly take care of nested <'s
1558
1559	1 while
1560	# replace B<>, I<>, U<> etc.
1561	s/B<([^\>]*)>/<b>$1<\/b>/
1562	|| s/I<([^\>]*)>/<i>$1<\/i>/
1563	|| s/U<([^\>]*)>/<u>$1<\/u>/
1564	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1565	# replace G<male|female> tags
1566	|| s{G<([^>|]*)\|([^>]*)>}{
1567	$self->gender ? $2 : $1
1568	}ge
1569	# replace H<hint text>
1570	|| s{H<([^\>]*)>}
1571	{
1572	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1573	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1574	"")
1575	[$self->{hintmode}]
1576	}ge;
1577
1578	# create single paragraphs (very hackish)
1579	s/(?<=\S)\n(?=\w)/ /g;
1580
1581	# compress some whitespace
1582	s/\s+\n/\n/g; # ws line-ends
1583	s/\n\n+/\n/g; # double lines
1584	s/^\n+//; # beginning lines
1585	s/\n+$//; # ending lines
1586
1587	$_
1588	}
1589
1590	sub hintmode {
1591	$_[0]{hintmode} = $_[1] if @_ > 1;
1592	$_[0]{hintmode}
1593	}
1594		1849
1595	=item $player->ext_reply ($msgid, @msg)	1850	=item $player->ext_reply ($msgid, @msg)
1596		1851
1597	Sends an ext reply to the player.	1852	Sends an ext reply to the player.
1598		1853
…		…
1630		1885
1631	=cut	1886	=cut
1632		1887
1633	sub find_by_path($) {	1888	sub find_by_path($) {
1634	my ($path) = @_;	1889	my ($path) = @_;
		1890
		1891	$path =~ s/^~[^\/]*//; # skip ~login
1635		1892
1636	my ($match, $specificity);	1893	my ($match, $specificity);
1637		1894
1638	for my $region (list) {	1895	for my $region (list) {
1639	if ($region->{match} && $path =~ $region->{match}) {	1896	if ($region->{match} && $path =~ $region->{match}) {
…		…
1665	our $MAX_RESET = 3600;	1922	our $MAX_RESET = 3600;
1666	our $DEFAULT_RESET = 3000;	1923	our $DEFAULT_RESET = 3000;
1667		1924
1668	sub generate_random_map {	1925	sub generate_random_map {
1669	my ($self, $rmp) = @_;	1926	my ($self, $rmp) = @_;
1670	# mit "rum" bekleckern, nicht	1927
		1928	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1929
1671	$self->_create_random_map (	1930	$self->_create_random_map ($rmp);
1672	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1673	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1674	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1675	$rmp->{exit_on_final_map},
1676	$rmp->{xsize}, $rmp->{ysize},
1677	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1678	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1679	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1680	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1681	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1682	(cf::region::find $rmp->{region}), $rmp->{custom}
1683	)
1684	}	1931	}
1685		1932
1686	=item cf::map->register ($regex, $prio)	1933	=item cf::map->register ($regex, $prio)
1687		1934
1688	Register a handler for the map path matching the given regex at the	1935	Register a handler for the map path matching the given regex at the
…		…
1693		1940
1694	sub register {	1941	sub register {
1695	my (undef, $regex, $prio) = @_;	1942	my (undef, $regex, $prio) = @_;
1696	my $pkg = caller;	1943	my $pkg = caller;
1697		1944
1698	no strict;
1699	push @{"$pkg\::ISA"}, __PACKAGE__;	1945	push @{"$pkg\::ISA"}, __PACKAGE__;
1700		1946
1701	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1947	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1702	}	1948	}
1703		1949
1704	# also paths starting with '/'	1950	# also paths starting with '/'
1705	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1951	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1706		1952
1707	sub thawer_merge {	1953	sub thawer_merge {
1708	my ($self, $merge) = @_;	1954	my ($self, $merge) = @_;
1709		1955
1710	# we have to keep some variables in memory intact	1956	# we have to keep some variables in memory intact
…		…
1715	}	1961	}
1716		1962
1717	sub normalise {	1963	sub normalise {
1718	my ($path, $base) = @_;	1964	my ($path, $base) = @_;
1719		1965
1720	$path = "$path"; # make sure its a string	1966	$path = "$path"; # make sure it's a string
1721		1967
1722	$path =~ s/\.map$//;	1968	$path =~ s/\.map$//;
1723		1969
1724	# map plan:	1970	# map plan:
1725	#	1971	#
…		…
1740	$base =~ s{[^/]+/?$}{};	1986	$base =~ s{[^/]+/?$}{};
1741	$path = "$base/$path";	1987	$path = "$base/$path";
1742	}	1988	}
1743		1989
1744	for ($path) {	1990	for ($path) {
1745	redo if s{//}{/};
1746	redo if s{/\.?/}{/};	1991	redo if s{/\.?/}{/};
1747	redo if s{/[^/]+/\.\./}{/};	1992	redo if s{/[^/]+/\.\./}{/};
1748	}	1993	}
1749		1994
1750	$path	1995	$path
…		…
1764	$self->init; # pass $1 etc.	2009	$self->init; # pass $1 etc.
1765	return $self;	2010	return $self;
1766	}	2011	}
1767	}	2012	}
1768		2013
1769	Carp::cluck "unable to resolve path '$path' (base '$base').";	2014	Carp::cluck "unable to resolve path '$path' (base '$base')";
1770	()	2015	()
1771	}	2016	}
1772		2017
		2018	# may re-bless or do other evil things
1773	sub init {	2019	sub init {
1774	my ($self) = @_;	2020	my ($self) = @_;
1775		2021
1776	$self	2022	$self
1777	}	2023	}
…		…
1796		2042
1797	# the temporary/swap location	2043	# the temporary/swap location
1798	sub save_path {	2044	sub save_path {
1799	my ($self) = @_;	2045	my ($self) = @_;
1800		2046
1801	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2047	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1802	"$TMPDIR/$path.map"	2048	"$TMPDIR/$path.map"
1803	}	2049	}
1804		2050
1805	# the unique path, undef == no special unique path	2051	# the unique path, undef == no special unique path
1806	sub uniq_path {	2052	sub uniq_path {
1807	my ($self) = @_;	2053	my ($self) = @_;
1808		2054
1809	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2055	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1810	"$UNIQUEDIR/$path"	2056	"$UNIQUEDIR/$path"
1811	}
1812
1813	# and all this just because we cannot iterate over
1814	# all maps in C++...
1815	sub change_all_map_light {
1816	my ($change) = @_;
1817
1818	$_->change_map_light ($change)
1819	for grep $_->outdoor, values %cf::MAP;
1820	}	2057	}
1821		2058
1822	sub decay_objects {	2059	sub decay_objects {
1823	my ($self) = @_;	2060	my ($self) = @_;
1824		2061
…		…
1851	$self->{load_path} = $path;	2088	$self->{load_path} = $path;
1852		2089
1853	1	2090	1
1854	}	2091	}
1855		2092
		2093	# used to laod the header of an original map
1856	sub load_header_orig {	2094	sub load_header_orig {
1857	my ($self) = @_;	2095	my ($self) = @_;
1858		2096
1859	$self->load_header_from ($self->load_path)	2097	$self->load_header_from ($self->load_path)
1860	}	2098	}
1861		2099
		2100	# used to laod the header of an instantiated map
1862	sub load_header_temp {	2101	sub load_header_temp {
1863	my ($self) = @_;	2102	my ($self) = @_;
1864		2103
1865	$self->load_header_from ($self->save_path)	2104	$self->load_header_from ($self->save_path)
1866	}	2105	}
1867		2106
		2107	# called after loading the header from an instantiated map
1868	sub prepare_temp {	2108	sub prepare_temp {
1869	my ($self) = @_;	2109	my ($self) = @_;
1870		2110
1871	$self->last_access ((delete $self->{last_access})	2111	$self->last_access ((delete $self->{last_access})
1872	|| $cf::RUNTIME); #d#	2112	|| $cf::RUNTIME); #d#
1873	# safety	2113	# safety
1874	$self->{instantiate_time} = $cf::RUNTIME	2114	$self->{instantiate_time} = $cf::RUNTIME
1875	if $self->{instantiate_time} > $cf::RUNTIME;	2115	if $self->{instantiate_time} > $cf::RUNTIME;
1876	}	2116	}
1877		2117
		2118	# called after loading the header from an original map
1878	sub prepare_orig {	2119	sub prepare_orig {
1879	my ($self) = @_;	2120	my ($self) = @_;
1880		2121
1881	$self->{load_original} = 1;	2122	$self->{load_original} = 1;
1882	$self->{instantiate_time} = $cf::RUNTIME;	2123	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1906		2147
1907	sub find;	2148	sub find;
1908	sub find {	2149	sub find {
1909	my ($path, $origin) = @_;	2150	my ($path, $origin) = @_;
1910		2151
		2152	cf::cede_to_tick;
		2153
1911	$path = normalise $path, $origin && $origin->path;	2154	$path = normalise $path, $origin;
1912		2155
1913	cf::lock_wait "map_data:$path";#d#remove	2156	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1914	cf::lock_wait "map_find:$path";	2157	my $guard2 = cf::lock_acquire "map_find:$path";
1915		2158
1916	$cf::MAP{$path} || do {	2159	$cf::MAP{$path} || do {
1917	my $guard1 = cf::lock_acquire "map_find:$path";
1918	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1919
1920	my $map = new_from_path cf::map $path	2160	my $map = new_from_path cf::map $path
1921	or return;	2161	or return;
1922		2162
1923	$map->{last_save} = $cf::RUNTIME;	2163	$map->{last_save} = $cf::RUNTIME;
1924		2164
…		…
1926	or return;	2166	or return;
1927		2167
1928	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2168	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1929	# doing this can freeze the server in a sync job, obviously	2169	# doing this can freeze the server in a sync job, obviously
1930	#$cf::WAIT_FOR_TICK->wait;	2170	#$cf::WAIT_FOR_TICK->wait;
		2171	undef $guard2;
1931	undef $guard1;	2172	undef $guard1;
1932	undef $guard2;
1933	$map->reset;	2173	$map->reset;
1934	return find $path;	2174	return find $path;
1935	}	2175	}
1936		2176
1937	$cf::MAP{$path} = $map	2177	$cf::MAP{$path} = $map
1938	}	2178	}
1939	}	2179	}
1940		2180
1941	sub pre_load { }	2181	sub pre_load { }
1942	sub post_load { }	2182	#sub post_load { } # XS
1943		2183
1944	sub load {	2184	sub load {
1945	my ($self) = @_;	2185	my ($self) = @_;
1946		2186
1947	local $self->{deny_reset} = 1; # loading can take a long time	2187	local $self->{deny_reset} = 1; # loading can take a long time
…		…
1950		2190
1951	{	2191	{
1952	my $guard = cf::lock_acquire "map_data:$path";	2192	my $guard = cf::lock_acquire "map_data:$path";
1953		2193
1954	return unless $self->valid;	2194	return unless $self->valid;
1955	return unless $self->in_memory == cf::MAP_SWAPPED;	2195	return unless $self->state == cf::MAP_SWAPPED;
1956
1957	$self->in_memory (cf::MAP_LOADING);
1958		2196
1959	$self->alloc;	2197	$self->alloc;
1960		2198
1961	$self->pre_load;	2199	$self->pre_load;
1962	cf::cede_to_tick;	2200	cf::cede_to_tick;
1963		2201
		2202	if (exists $self->{load_path}) {
1964	my $f = new_from_file cf::object::thawer $self->{load_path};	2203	my $f = new_from_file cf::object::thawer $self->{load_path};
1965	$f->skip_block;	2204	$f->skip_block;
1966	$self->_load_objects ($f)	2205	$self->_load_objects ($f)
1967	or return;	2206	or return;
1968		2207
1969	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2208	$self->post_load_original
1970	if delete $self->{load_original};	2209	if delete $self->{load_original};
1971		2210
1972	if (my $uniq = $self->uniq_path) {	2211	if (my $uniq = $self->uniq_path) {
1973	utf8::encode $uniq;	2212	utf8::encode $uniq;
1974	unless (aio_stat $uniq) {	2213	unless (aio_stat $uniq) {
1975	if (my $f = new_from_file cf::object::thawer $uniq) {	2214	if (my $f = new_from_file cf::object::thawer $uniq) {
1976	$self->clear_unique_items;	2215	$self->clear_unique_items;
1977	$self->_load_objects ($f);	2216	$self->_load_objects ($f);
1978	$f->resolve_delayed_derefs;	2217	$f->resolve_delayed_derefs;
		2218	}
1979	}	2219	}
1980	}	2220	}
1981	}
1982		2221
1983	$f->resolve_delayed_derefs;	2222	$f->resolve_delayed_derefs;
		2223	} else {
		2224	$self->post_load_original
		2225	if delete $self->{load_original};
		2226	}
		2227
		2228	$self->state (cf::MAP_INACTIVE);
1984		2229
1985	cf::cede_to_tick;	2230	cf::cede_to_tick;
1986	# now do the right thing for maps	2231	# now do the right thing for maps
1987	$self->link_multipart_objects;	2232	$self->link_multipart_objects;
1988	$self->difficulty ($self->estimate_difficulty)	2233	$self->difficulty ($self->estimate_difficulty)
…		…
1992	unless ($self->{deny_activate}) {	2237	unless ($self->{deny_activate}) {
1993	$self->decay_objects;	2238	$self->decay_objects;
1994	$self->fix_auto_apply;	2239	$self->fix_auto_apply;
1995	$self->update_buttons;	2240	$self->update_buttons;
1996	cf::cede_to_tick;	2241	cf::cede_to_tick;
1997	$self->set_darkness_map;	2242	#$self->activate; # no longer activate maps automatically
1998	cf::cede_to_tick;
1999	$self->activate;
2000	}	2243	}
2001		2244
2002	$self->{last_save} = $cf::RUNTIME;	2245	$self->{last_save} = $cf::RUNTIME;
2003	$self->last_access ($cf::RUNTIME);	2246	$self->last_access ($cf::RUNTIME);
2004
2005	$self->in_memory (cf::MAP_IN_MEMORY);
2006	}	2247	}
2007		2248
2008	$self->post_load;	2249	$self->post_load;
2009	}
2010		2250
		2251	1
		2252	}
		2253
		2254	# customize the map for a given player, i.e.
		2255	# return the _real_ map. used by e.g. per-player
		2256	# maps to change the path to ~playername/mappath
2011	sub customise_for {	2257	sub customise_for {
2012	my ($self, $ob) = @_;	2258	my ($self, $ob) = @_;
2013		2259
2014	return find "~" . $ob->name . "/" . $self->{path}	2260	return find "~" . $ob->name . "/" . $self->{path}
2015	if $self->per_player;	2261	if $self->per_player;
…		…
2018	# if $self->per_party;	2264	# if $self->per_party;
2019		2265
2020	$self	2266	$self
2021	}	2267	}
2022		2268
2023	# find and load all maps in the 3x3 area around a map
2024	sub load_neighbours {
2025	my ($map) = @_;
2026
2027	my @neigh; # diagonal neighbours
2028
2029	for (0 .. 3) {
2030	my $neigh = $map->tile_path ($_)
2031	or next;
2032	$neigh = find $neigh, $map
2033	or next;
2034	$neigh->load;
2035
2036	push @neigh,
2037	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2038	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2039	}
2040
2041	for (grep defined $_->[0], @neigh) {
2042	my ($path, $origin) = @$_;
2043	my $neigh = find $path, $origin
2044	or next;
2045	$neigh->load;
2046	}
2047	}
2048
2049	sub find_sync {	2269	sub find_sync {
2050	my ($path, $origin) = @_;	2270	my ($path, $origin) = @_;
2051		2271
2052	cf::sync_job { find $path, $origin }	2272	# it's a bug to call this from the main context
		2273	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2274	if $Coro::current == $Coro::main;
		2275
		2276	find $path, $origin
2053	}	2277	}
2054		2278
2055	sub do_load_sync {	2279	sub do_load_sync {
2056	my ($map) = @_;	2280	my ($map) = @_;
2057		2281
		2282	# it's a bug to call this from the main context
2058	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2283	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2059	if $Coro::current == $Coro::main;	2284	if $Coro::current == $Coro::main;
2060		2285
2061	cf::sync_job { $map->load };	2286	$map->load;
2062	}	2287	}
2063		2288
2064	our %MAP_PREFETCH;	2289	our %MAP_PREFETCH;
2065	our $MAP_PREFETCHER = undef;	2290	our $MAP_PREFETCHER = undef;
2066		2291
2067	sub find_async {	2292	sub find_async {
2068	my ($path, $origin, $load) = @_;	2293	my ($path, $origin, $load) = @_;
2069		2294
2070	$path = normalise $path, $origin && $origin->{path};	2295	$path = normalise $path, $origin;
2071		2296
2072	if (my $map = $cf::MAP{$path}) {	2297	if (my $map = $cf::MAP{$path}) {
2073	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2298	return $map if !$load || $map->linkable;
2074	}	2299	}
2075		2300
2076	$MAP_PREFETCH{$path} |= $load;	2301	$MAP_PREFETCH{$path} |= $load;
2077		2302
2078	$MAP_PREFETCHER ||= cf::async {	2303	$MAP_PREFETCHER ||= cf::async {
…		…
2092	$MAP_PREFETCHER->prio (6);	2317	$MAP_PREFETCHER->prio (6);
2093		2318
2094	()	2319	()
2095	}	2320	}
2096		2321
		2322	# common code, used by both ->save and ->swapout
2097	sub save {	2323	sub _save {
2098	my ($self) = @_;	2324	my ($self) = @_;
2099
2100	my $lock = cf::lock_acquire "map_data:$self->{path}";
2101		2325
2102	$self->{last_save} = $cf::RUNTIME;	2326	$self->{last_save} = $cf::RUNTIME;
2103		2327
2104	return unless $self->dirty;	2328	return unless $self->dirty;
2105		2329
…		…
2114		2338
2115	cf::async {	2339	cf::async {
2116	$Coro::current->{desc} = "map player save";	2340	$Coro::current->{desc} = "map player save";
2117	$_->contr->save for $self->players;	2341	$_->contr->save for $self->players;
2118	};	2342	};
		2343
		2344	cf::get_slot 0.02;
2119		2345
2120	if ($uniq) {	2346	if ($uniq) {
2121	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2347	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2122	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2348	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2123	} else {	2349	} else {
2124	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2350	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2125	}	2351	}
2126	}	2352	}
2127		2353
		2354	sub save {
		2355	my ($self) = @_;
		2356
		2357	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2358
		2359	$self->_save;
		2360	}
		2361
2128	sub swap_out {	2362	sub swap_out {
2129	my ($self) = @_;	2363	my ($self) = @_;
2130		2364
2131	# save first because save cedes
2132	$self->save;
2133
2134	my $lock = cf::lock_acquire "map_data:$self->{path}";	2365	my $lock = cf::lock_acquire "map_data:$self->{path}";
2135		2366
		2367	return if !$self->linkable;
		2368	return if $self->{deny_save};
2136	return if $self->players;	2369	return if $self->players;
2137	return if $self->in_memory != cf::MAP_IN_MEMORY;	2370
		2371	# first deactivate the map and "unlink" it from the core
		2372	$self->deactivate;
		2373	$_->clear_links_to ($self) for values %cf::MAP;
		2374	$self->state (cf::MAP_SWAPPED);
		2375
		2376	# then atomically save
		2377	$self->_save;
		2378
		2379	# then free the map
		2380	$self->clear;
		2381	}
		2382
		2383	sub reset_at {
		2384	my ($self) = @_;
		2385
		2386	# TODO: safety, remove and allow resettable per-player maps
2138	return if $self->{deny_save};	2387	return 1e99 if $self->{deny_reset};
2139		2388
		2389	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2390	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2391
		2392	$time + $to
		2393	}
		2394
		2395	sub should_reset {
		2396	my ($self) = @_;
		2397
		2398	$self->reset_at <= $cf::RUNTIME
		2399	}
		2400
		2401	sub reset {
		2402	my ($self) = @_;
		2403
		2404	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2405
		2406	return if $self->players;
		2407
		2408	cf::trace "resetting map ", $self->path, "\n";
		2409
2140	$self->in_memory (cf::MAP_SWAPPED);	2410	$self->state (cf::MAP_SWAPPED);
		2411
		2412	# need to save uniques path
		2413	unless ($self->{deny_save}) {
		2414	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2415
		2416	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2417	if $uniq;
		2418	}
		2419
		2420	delete $cf::MAP{$self->path};
2141		2421
2142	$self->deactivate;	2422	$self->deactivate;
2143	$_->clear_links_to ($self) for values %cf::MAP;	2423	$_->clear_links_to ($self) for values %cf::MAP;
2144	$self->clear;	2424	$self->clear;
2145	}
2146
2147	sub reset_at {
2148	my ($self) = @_;
2149
2150	# TODO: safety, remove and allow resettable per-player maps
2151	return 1e99 if $self->{deny_reset};
2152
2153	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2154	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2155
2156	$time + $to
2157	}
2158
2159	sub should_reset {
2160	my ($self) = @_;
2161
2162	$self->reset_at <= $cf::RUNTIME
2163	}
2164
2165	sub reset {
2166	my ($self) = @_;
2167
2168	my $lock = cf::lock_acquire "map_data:$self->{path}";
2169
2170	return if $self->players;
2171
2172	warn "resetting map ", $self->path;
2173
2174	$self->in_memory (cf::MAP_SWAPPED);
2175
2176	# need to save uniques path
2177	unless ($self->{deny_save}) {
2178	my $uniq = $self->uniq_path; utf8::encode $uniq;
2179
2180	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2181	if $uniq;
2182	}
2183
2184	delete $cf::MAP{$self->path};
2185
2186	$self->deactivate;
2187	$_->clear_links_to ($self) for values %cf::MAP;
2188	$self->clear;
2189		2425
2190	$self->unlink_save;	2426	$self->unlink_save;
2191	$self->destroy;	2427	$self->destroy;
2192	}	2428	}
2193		2429
…		…
2201		2437
2202	delete $cf::MAP{$self->path};	2438	delete $cf::MAP{$self->path};
2203		2439
2204	$self->unlink_save;	2440	$self->unlink_save;
2205		2441
2206	bless $self, "cf::map";	2442	bless $self, "cf::map::wrap";
2207	delete $self->{deny_reset};	2443	delete $self->{deny_reset};
2208	$self->{deny_save} = 1;	2444	$self->{deny_save} = 1;
2209	$self->reset_timeout (1);	2445	$self->reset_timeout (1);
2210	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2446	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2211		2447
…		…
2260		2496
2261	sub unique_maps() {	2497	sub unique_maps() {
2262	[	2498	[
2263	map {	2499	map {
2264	utf8::decode $_;	2500	utf8::decode $_;
2265	/\.map$/	2501	s/\.map$//; # TODO future compatibility hack
		2502	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2503	? ()
2266	? normalise $_	2504	: normalise $_
2267	: ()
2268	} @{ aio_readdir $UNIQUEDIR or [] }	2505	} @{ aio_readdir $UNIQUEDIR or [] }
2269	]	2506	]
2270	}	2507	}
2271		2508
2272	package cf;	2509	=item cf::map::static_maps
		2510
		2511	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2512	file in the shared directory excluding F</styles> and F</editor>). May
		2513	block.
		2514
		2515	=cut
		2516
		2517	sub static_maps() {
		2518	my @dirs = "";
		2519	my @maps;
		2520
		2521	while (@dirs) {
		2522	my $dir = shift @dirs;
		2523
		2524	next if $dir eq "/styles" || $dir eq "/editor";
		2525
		2526	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2527	or return;
		2528
		2529	for (@$files) {
		2530	s/\.map$// or next;
		2531	utf8::decode $_;
		2532	push @maps, "$dir/$_";
		2533	}
		2534
		2535	push @dirs, map "$dir/$_", @$dirs;
		2536	}
		2537
		2538	\@maps
		2539	}
2273		2540
2274	=back	2541	=back
2275		2542
2276	=head3 cf::object	2543	=head3 cf::object
2277		2544
…		…
2281		2548
2282	=over 4	2549	=over 4
2283		2550
2284	=item $ob->inv_recursive	2551	=item $ob->inv_recursive
2285		2552
2286	Returns the inventory of the object _and_ their inventories, recursively.	2553	Returns the inventory of the object I<and> their inventories, recursively,
		2554	but I<not> the object itself.
2287		2555
2288	=cut	2556	=cut
2289		2557
2290	sub inv_recursive_;	2558	sub inv_recursive_;
2291	sub inv_recursive_ {	2559	sub inv_recursive_ {
…		…
2296	inv_recursive_ inv $_[0]	2564	inv_recursive_ inv $_[0]
2297	}	2565	}
2298		2566
2299	=item $ref = $ob->ref	2567	=item $ref = $ob->ref
2300		2568
2301	creates and returns a persistent reference to an objetc that can be stored as a string.	2569	Creates and returns a persistent reference to an object that can be stored as a string.
2302		2570
2303	=item $ob = cf::object::deref ($refstring)	2571	=item $ob = cf::object::deref ($refstring)
2304		2572
2305	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2573	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2306	even if the object actually exists. May block.	2574	even if the object actually exists. May block.
…		…
2338	can be C<undef>. Does the right thing when the player is currently in a	2606	can be C<undef>. Does the right thing when the player is currently in a
2339	dialogue with the given NPC character.	2607	dialogue with the given NPC character.
2340		2608
2341	=cut	2609	=cut
2342		2610
		2611	our $SAY_CHANNEL = {
		2612	id => "say",
		2613	title => "Map",
		2614	reply => "say ",
		2615	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2616	};
		2617
		2618	our $CHAT_CHANNEL = {
		2619	id => "chat",
		2620	title => "Chat",
		2621	reply => "chat ",
		2622	tooltip => "Player chat and shouts, global to the server.",
		2623	};
		2624
2343	# rough implementation of a future "reply" method that works	2625	# rough implementation of a future "reply" method that works
2344	# with dialog boxes.	2626	# with dialog boxes.
2345	#TODO: the first argument must go, split into a $npc->reply_to ( method	2627	#TODO: the first argument must go, split into a $npc->reply_to ( method
2346	sub cf::object::player::reply($$$;$) {	2628	sub cf::object::player::reply($$$;$) {
2347	my ($self, $npc, $msg, $flags) = @_;	2629	my ($self, $npc, $msg, $flags) = @_;
…		…
2358	my $dialog = $pl->{npc_dialog};	2640	my $dialog = $pl->{npc_dialog};
2359	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2641	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2360		2642
2361	} else {	2643	} else {
2362	$msg = $npc->name . " says: $msg" if $npc;	2644	$msg = $npc->name . " says: $msg" if $npc;
2363	$self->message ($msg, $flags);	2645	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2364	}	2646	}
2365	}	2647	}
2366	}	2648	}
2367		2649
2368	=item $object->send_msg ($channel, $msg, $color, [extra...])	2650	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2393		2675
2394	=item $player_object->enter_link	2676	=item $player_object->enter_link
2395		2677
2396	Freezes the player and moves him/her to a special map (C<{link}>).	2678	Freezes the player and moves him/her to a special map (C<{link}>).
2397		2679
2398	The player should be reasonably safe there for short amounts of time. You	2680	The player should be reasonably safe there for short amounts of time (e.g.
2399	I<MUST> call C<leave_link> as soon as possible, though.	2681	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2682	though, as the player cannot control the character while it is on the link
		2683	map.
2400		2684
2401	Will never block.	2685	Will never block.
2402		2686
2403	=item $player_object->leave_link ($map, $x, $y)	2687	=item $player_object->leave_link ($map, $x, $y)
2404		2688
…		…
2424	sub cf::object::player::enter_link {	2708	sub cf::object::player::enter_link {
2425	my ($self) = @_;	2709	my ($self) = @_;
2426		2710
2427	$self->deactivate_recursive;	2711	$self->deactivate_recursive;
2428		2712
		2713	++$self->{_link_recursion};
		2714
2429	return if UNIVERSAL::isa $self->map, "ext::map_link";	2715	return if UNIVERSAL::isa $self->map, "ext::map_link";
2430		2716
2431	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2717	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2432	if $self->map && $self->map->{path} ne "{link}";	2718	if $self->map && $self->map->{path} ne "{link}";
2433		2719
2434	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2720	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2435	}	2721	}
2436		2722
2437	sub cf::object::player::leave_link {	2723	sub cf::object::player::leave_link {
2438	my ($self, $map, $x, $y) = @_;	2724	my ($self, $map, $x, $y) = @_;
2439		2725
…		…
2456	($x, $y) = (-1, -1)	2742	($x, $y) = (-1, -1)
2457	unless (defined $x) && (defined $y);	2743	unless (defined $x) && (defined $y);
2458		2744
2459	# use -1 or undef as default coordinates, not 0, 0	2745	# use -1 or undef as default coordinates, not 0, 0
2460	($x, $y) = ($map->enter_x, $map->enter_y)	2746	($x, $y) = ($map->enter_x, $map->enter_y)
2461	if $x <=0 && $y <= 0;	2747	if $x <= 0 && $y <= 0;
2462		2748
2463	$map->load;	2749	$map->load;
2464	$map->load_neighbours;
2465		2750
2466	return unless $self->contr->active;	2751	return unless $self->contr->active;
2467	$self->activate_recursive;
2468		2752
2469	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2753	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2470	$self->enter_map ($map, $x, $y);	2754	if ($self->enter_map ($map, $x, $y)) {
2471	}	2755	# entering was successful
		2756	delete $self->{_link_recursion};
		2757	# only activate afterwards, to support waiting in hooks
		2758	$self->activate_recursive;
		2759	}
2472		2760
		2761	}
		2762
2473	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2763	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2474		2764
2475	Moves the player to the given map-path and coordinates by first freezing	2765	Moves the player to the given map-path and coordinates by first freezing
2476	her, loading and preparing them map, calling the provided $check callback	2766	her, loading and preparing them map, calling the provided $check callback
2477	that has to return the map if sucecssful, and then unfreezes the player on	2767	that has to return the map if sucecssful, and then unfreezes the player on
2478	the new (success) or old (failed) map position. In either case, $done will	2768	the new (success) or old (failed) map position. In either case, $done will
2479	be called at the end of this process.	2769	be called at the end of this process.
2480		2770
		2771	Note that $check will be called with a potentially non-loaded map, so if
		2772	it needs a loaded map it has to call C<< ->load >>.
		2773
2481	=cut	2774	=cut
2482		2775
2483	our $GOTOGEN;	2776	our $GOTOGEN;
2484		2777
2485	sub cf::object::player::goto {	2778	sub cf::object::player::goto {
2486	my ($self, $path, $x, $y, $check, $done) = @_;	2779	my ($self, $path, $x, $y, $check, $done) = @_;
		2780
		2781	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2782	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2783	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2784	($path, $x, $y) = @$EMERGENCY_POSITION;
		2785	}
2487		2786
2488	# do generation counting so two concurrent goto's will be executed in-order	2787	# do generation counting so two concurrent goto's will be executed in-order
2489	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2788	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2490		2789
2491	$self->enter_link;	2790	$self->enter_link;
…		…
2511	($path, $x, $y) = (undef, undef, undef);	2810	($path, $x, $y) = (undef, undef, undef);
2512	}	2811	}
2513	}	2812	}
2514		2813
2515	my $map = eval {	2814	my $map = eval {
2516	my $map = defined $path ? cf::map::find $path : undef;	2815	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2517		2816
2518	if ($map) {	2817	if ($map) {
2519	$map = $map->customise_for ($self);	2818	$map = $map->customise_for ($self);
2520	$map = $check->($map) if $check && $map;	2819	$map = $check->($map, $x, $y, $self) if $check && $map;
2521	} else {	2820	} else {
2522	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2821	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2523	}	2822	}
2524		2823
2525	$map	2824	$map
…		…
2533	if ($gen == $self->{_goto_generation}) {	2832	if ($gen == $self->{_goto_generation}) {
2534	delete $self->{_goto_generation};	2833	delete $self->{_goto_generation};
2535	$self->leave_link ($map, $x, $y);	2834	$self->leave_link ($map, $x, $y);
2536	}	2835	}
2537		2836
2538	$done->() if $done;	2837	$done->($self) if $done;
2539	})->prio (1);	2838	})->prio (1);
2540	}	2839	}
2541		2840
2542	=item $player_object->enter_exit ($exit_object)	2841	=item $player_object->enter_exit ($exit_object)
2543		2842
…		…
2563	}	2862	}
2564		2863
2565	sub prepare_random_map {	2864	sub prepare_random_map {
2566	my ($exit) = @_;	2865	my ($exit) = @_;
2567		2866
2568	my $guard = cf::lock_acquire "exit_prepare:$exit";
2569
2570	# all this does is basically replace the /! path by	2867	# all this does is basically replace the /! path by
2571	# a new random map path (?random/...) with a seed	2868	# a new random map path (?random/...) with a seed
2572	# that depends on the exit object	2869	# that depends on the exit object
2573		2870
2574	my $rmp = parse_random_map_params $exit->msg;	2871	my $rmp = parse_random_map_params $exit->msg;
…		…
2576	if ($exit->map) {	2873	if ($exit->map) {
2577	$rmp->{region} = $exit->region->name;	2874	$rmp->{region} = $exit->region->name;
2578	$rmp->{origin_map} = $exit->map->path;	2875	$rmp->{origin_map} = $exit->map->path;
2579	$rmp->{origin_x} = $exit->x;	2876	$rmp->{origin_x} = $exit->x;
2580	$rmp->{origin_y} = $exit->y;	2877	$rmp->{origin_y} = $exit->y;
		2878
		2879	$exit->map->touch;
2581	}	2880	}
2582		2881
2583	$rmp->{random_seed} ||= $exit->random_seed;	2882	$rmp->{random_seed} ||= $exit->random_seed;
2584		2883
2585	my $data = cf::to_json $rmp;	2884	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2586	my $md5 = Digest::MD5::md5_hex $data;	2885	my $md5 = Digest::MD5::md5_hex $data;
2587	my $meta = "$RANDOMDIR/$md5.meta";	2886	my $meta = "$RANDOMDIR/$md5.meta";
2588		2887
2589	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2888	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2590	aio_write $fh, 0, (length $data), $data, 0;	2889	aio_write $fh, 0, (length $data), $data, 0;
2591	undef $fh;	2890	undef $fh;
2592	aio_rename "$meta~", $meta;	2891	aio_rename "$meta~", $meta;
2593		2892
		2893	my $slaying = "?random/$md5";
		2894
		2895	if ($exit->valid) {
2594	$exit->slaying ("?random/$md5");	2896	$exit->slaying ("?random/$md5");
2595	$exit->msg (undef);	2897	$exit->msg (undef);
		2898	}
2596	}	2899	}
2597	}	2900	}
2598		2901
2599	sub cf::object::player::enter_exit {	2902	sub cf::object::player::enter_exit {
2600	my ($self, $exit) = @_;	2903	my ($self, $exit) = @_;
2601		2904
2602	return unless $self->type == cf::PLAYER;	2905	return unless $self->type == cf::PLAYER;
2603		2906
2604	if ($exit->slaying eq "/!") {
2605	#TODO: this should de-fi-ni-te-ly not be a sync-job
2606	# the problem is that $exit might not survive long enough
2607	# so it needs to be done right now, right here
2608	cf::sync_job { prepare_random_map $exit };
2609	}
2610
2611	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2612	my $hp = $exit->stats->hp;
2613	my $sp = $exit->stats->sp;
2614
2615	$self->enter_link;	2907	$self->enter_link;
2616		2908
2617	# if exit is damned, update players death & WoR home-position
2618	$self->contr->savebed ($slaying, $hp, $sp)
2619	if $exit->flag (FLAG_DAMNED);
2620
2621	(async {	2909	(async {
2622	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2910	$Coro::current->{desc} = "enter_exit";
2623		2911
2624	$self->deactivate_recursive; # just to be sure
2625	unless (eval {	2912	unless (eval {
		2913	$self->deactivate_recursive; # just to be sure
		2914
		2915	my $map = cf::map::normalise $exit->slaying, $exit->map;
		2916	my $x = $exit->stats->hp;
		2917	my $y = $exit->stats->sp;
		2918
		2919	# special map handling
		2920	my $slaying = $exit->slaying;
		2921
		2922	# special map handling
		2923	if ($slaying eq "/!") {
		2924	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2925
		2926	prepare_random_map $exit
		2927	if $exit->slaying eq "/!"; # need to re-check after getting the lock
		2928
		2929	$map = $exit->slaying;
		2930
		2931	} elsif ($slaying eq '!up') {
		2932	$map = $exit->map->tile_path (cf::TILE_UP);
		2933	$x = $exit->x;
		2934	$y = $exit->y;
		2935
		2936	} elsif ($slaying eq '!down') {
		2937	$map = $exit->map->tile_path (cf::TILE_DOWN);
		2938	$x = $exit->x;
		2939	$y = $exit->y;
		2940	}
		2941
2626	$self->goto ($slaying, $hp, $sp);	2942	$self->goto ($map, $x, $y);
2627		2943
		2944	# if exit is damned, update players death & WoR home-position
		2945	$self->contr->savebed ($map, $x, $y)
		2946	if $exit->flag (cf::FLAG_DAMNED);
		2947
2628	1;	2948	1
2629	}) {	2949	}) {
2630	$self->message ("Something went wrong deep within the crossfire server. "	2950	$self->message ("Something went wrong deep within the deliantra server. "
2631	. "I'll try to bring you back to the map you were before. "	2951	. "I'll try to bring you back to the map you were before. "
2632	. "Please report this to the dungeon master!",	2952	. "Please report this to the dungeon master!",
2633	cf::NDI_UNIQUE | cf::NDI_RED);	2953	cf::NDI_UNIQUE | cf::NDI_RED);
2634		2954
2635	warn "ERROR in enter_exit: $@";	2955	error "ERROR in enter_exit: $@";
2636	$self->leave_link;	2956	$self->leave_link;
2637	}	2957	}
2638	})->prio (1);	2958	})->prio (1);
2639	}	2959	}
2640		2960
…		…
2652	sub cf::client::send_drawinfo {	2972	sub cf::client::send_drawinfo {
2653	my ($self, $text, $flags) = @_;	2973	my ($self, $text, $flags) = @_;
2654		2974
2655	utf8::encode $text;	2975	utf8::encode $text;
2656	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2976	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2977	}
		2978
		2979	=item $client->send_big_packet ($pkt)
		2980
		2981	Like C<send_packet>, but tries to compress large packets, and fragments
		2982	them as required.
		2983
		2984	=cut
		2985
		2986	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2987
		2988	sub cf::client::send_big_packet {
		2989	my ($self, $pkt) = @_;
		2990
		2991	# try lzf for large packets
		2992	$pkt = "lzf " . Compress::LZF::compress $pkt
		2993	if 1024 <= length $pkt and $self->{can_lzf};
		2994
		2995	# split very large packets
		2996	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2997	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2998	$pkt = "frag";
		2999	}
		3000
		3001	$self->send_packet ($pkt);
2657	}	3002	}
2658		3003
2659	=item $client->send_msg ($channel, $msg, $color, [extra...])	3004	=item $client->send_msg ($channel, $msg, $color, [extra...])
2660		3005
2661	Send a drawinfo or msg packet to the client, formatting the msg for the	3006	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2663	the message, with C<log> being the default. If C<$color> is negative, suppress	3008	the message, with C<log> being the default. If C<$color> is negative, suppress
2664	the message unless the client supports the msg packet.	3009	the message unless the client supports the msg packet.
2665		3010
2666	=cut	3011	=cut
2667		3012
		3013	# non-persistent channels (usually the info channel)
2668	our %CHANNEL = (	3014	our %CHANNEL = (
		3015	"c/motd" => {
		3016	id => "infobox",
		3017	title => "MOTD",
		3018	reply => undef,
		3019	tooltip => "The message of the day",
		3020	},
2669	"c/identify" => {	3021	"c/identify" => {
2670	id => "infobox",	3022	id => "infobox",
2671	title => "Identify",	3023	title => "Identify",
2672	reply => undef,	3024	reply => undef,
2673	tooltip => "Items recently identified",	3025	tooltip => "Items recently identified",
…		…
2676	id => "infobox",	3028	id => "infobox",
2677	title => "Examine",	3029	title => "Examine",
2678	reply => undef,	3030	reply => undef,
2679	tooltip => "Signs and other items you examined",	3031	tooltip => "Signs and other items you examined",
2680	},	3032	},
		3033	"c/shopinfo" => {
		3034	id => "infobox",
		3035	title => "Shop Info",
		3036	reply => undef,
		3037	tooltip => "What your bargaining skill tells you about the shop",
		3038	},
		3039	"c/book" => {
		3040	id => "infobox",
		3041	title => "Book",
		3042	reply => undef,
		3043	tooltip => "The contents of a note or book",
		3044	},
2681	"c/lookat" => {	3045	"c/lookat" => {
2682	id => "infobox",	3046	id => "infobox",
2683	title => "Look",	3047	title => "Look",
2684	reply => undef,	3048	reply => undef,
2685	tooltip => "What you saw there",	3049	tooltip => "What you saw there",
2686	},	3050	},
		3051	"c/who" => {
		3052	id => "infobox",
		3053	title => "Players",
		3054	reply => undef,
		3055	tooltip => "Shows players who are currently online",
		3056	},
		3057	"c/body" => {
		3058	id => "infobox",
		3059	title => "Body Parts",
		3060	reply => undef,
		3061	tooltip => "Shows which body parts you posess and are available",
		3062	},
		3063	"c/statistics" => {
		3064	id => "infobox",
		3065	title => "Statistics",
		3066	reply => undef,
		3067	tooltip => "Shows your primary statistics",
		3068	},
		3069	"c/skills" => {
		3070	id => "infobox",
		3071	title => "Skills",
		3072	reply => undef,
		3073	tooltip => "Shows your experience per skill and item power",
		3074	},
		3075	"c/shopitems" => {
		3076	id => "infobox",
		3077	title => "Shop Items",
		3078	reply => undef,
		3079	tooltip => "Shows the items currently for sale in this shop",
		3080	},
		3081	"c/resistances" => {
		3082	id => "infobox",
		3083	title => "Resistances",
		3084	reply => undef,
		3085	tooltip => "Shows your resistances",
		3086	},
		3087	"c/pets" => {
		3088	id => "infobox",
		3089	title => "Pets",
		3090	reply => undef,
		3091	tooltip => "Shows information abotu your pets/a specific pet",
		3092	},
		3093	"c/perceiveself" => {
		3094	id => "infobox",
		3095	title => "Perceive Self",
		3096	reply => undef,
		3097	tooltip => "You gained detailed knowledge about yourself",
		3098	},
		3099	"c/uptime" => {
		3100	id => "infobox",
		3101	title => "Uptime",
		3102	reply => undef,
		3103	tooltip => "How long the server has been running since last restart",
		3104	},
		3105	"c/mapinfo" => {
		3106	id => "infobox",
		3107	title => "Map Info",
		3108	reply => undef,
		3109	tooltip => "Information related to the maps",
		3110	},
		3111	"c/party" => {
		3112	id => "party",
		3113	title => "Party",
		3114	reply => "gsay ",
		3115	tooltip => "Messages and chat related to your party",
		3116	},
		3117	"c/death" => {
		3118	id => "death",
		3119	title => "Death",
		3120	reply => undef,
		3121	tooltip => "Reason for and more info about your most recent death",
		3122	},
		3123	"c/say" => $SAY_CHANNEL,
		3124	"c/chat" => $CHAT_CHANNEL,
2687	);	3125	);
2688		3126
2689	sub cf::client::send_msg {	3127	sub cf::client::send_msg {
2690	my ($self, $channel, $msg, $color, @extra) = @_;	3128	my ($self, $channel, $msg, $color, @extra) = @_;
2691		3129
2692	$msg = $self->pl->expand_cfpod ($msg);	3130	$msg = $self->pl->expand_cfpod ($msg)
		3131	unless $color & cf::NDI_VERBATIM;
2693		3132
2694	$color &= cf::NDI_CLIENT_MASK; # just in case...	3133	$color &= cf::NDI_CLIENT_MASK; # just in case...
2695		3134
2696	# check predefined channels, for the benefit of C	3135	# check predefined channels, for the benefit of C
2697	if ($CHANNEL{$channel}) {	3136	if ($CHANNEL{$channel}) {
2698	$channel = $CHANNEL{$channel};	3137	$channel = $CHANNEL{$channel};
2699		3138
2700	$self->ext_msg (channel_info => $channel)	3139	$self->ext_msg (channel_info => $channel);
2701	if $self->can_msg;
2702
2703	$channel = $channel->{id};	3140	$channel = $channel->{id};
2704		3141
2705	} elsif (ref $channel) {	3142	} elsif (ref $channel) {
2706	# send meta info to client, if not yet sent	3143	# send meta info to client, if not yet sent
2707	unless (exists $self->{channel}{$channel->{id}}) {	3144	unless (exists $self->{channel}{$channel->{id}}) {
2708	$self->{channel}{$channel->{id}} = $channel;	3145	$self->{channel}{$channel->{id}} = $channel;
2709	$self->ext_msg (channel_info => $channel)	3146	$self->ext_msg (channel_info => $channel);
2710	if $self->can_msg;
2711	}	3147	}
2712		3148
2713	$channel = $channel->{id};	3149	$channel = $channel->{id};
2714	}	3150	}
2715		3151
2716	return unless @extra || length $msg;	3152	return unless @extra || length $msg;
2717		3153
2718	if ($self->can_msg) {
2719	# default colour, mask it out	3154	# default colour, mask it out
2720	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3155	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2721	if $color & cf::NDI_DEF;	3156	if $color & cf::NDI_DEF;
2722		3157
2723	$self->send_packet ("msg " . $self->{json_coder}->encode (	3158	my $pkt = "msg "
		3159	. $self->{json_coder}->encode (
2724	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3160	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2725	} else {	3161	);
2726	if ($color >= 0) {
2727	# replace some tags by gcfclient-compatible ones
2728	for ($msg) {
2729	1 while
2730	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2731	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2732	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2733	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2734	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2735	}
2736		3162
2737	$color &= cf::NDI_COLOR_MASK;	3163	$self->send_big_packet ($pkt);
2738
2739	utf8::encode $msg;
2740
2741	if (0 && $msg =~ /\[/) {
2742	# COMMAND/INFO
2743	$self->send_packet ("drawextinfo $color 10 8 $msg")
2744	} else {
2745	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2746	$self->send_packet ("drawinfo $color $msg")
2747	}
2748	}
2749	}
2750	}	3164	}
2751		3165
2752	=item $client->ext_msg ($type, @msg)	3166	=item $client->ext_msg ($type, @msg)
2753		3167
2754	Sends an ext event to the client.	3168	Sends an ext event to the client.
…		…
2757		3171
2758	sub cf::client::ext_msg($$@) {	3172	sub cf::client::ext_msg($$@) {
2759	my ($self, $type, @msg) = @_;	3173	my ($self, $type, @msg) = @_;
2760		3174
2761	if ($self->extcmd == 2) {	3175	if ($self->extcmd == 2) {
2762	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3176	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2763	} elsif ($self->extcmd == 1) { # TODO: remove	3177	} elsif ($self->extcmd == 1) { # TODO: remove
2764	push @msg, msgtype => "event_$type";	3178	push @msg, msgtype => "event_$type";
2765	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3179	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2766	}	3180	}
2767	}	3181	}
2768		3182
2769	=item $client->ext_reply ($msgid, @msg)	3183	=item $client->ext_reply ($msgid, @msg)
2770		3184
…		…
2773	=cut	3187	=cut
2774		3188
2775	sub cf::client::ext_reply($$@) {	3189	sub cf::client::ext_reply($$@) {
2776	my ($self, $id, @msg) = @_;	3190	my ($self, $id, @msg) = @_;
2777		3191
2778	if ($self->extcmd == 2) {	3192	return unless $self->extcmd == 2;
		3193
2779	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3194	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2780	} elsif ($self->extcmd == 1) {
2781	#TODO: version 1, remove
2782	unshift @msg, msgtype => "reply", msgid => $id;
2783	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2784	}
2785	}	3195	}
2786		3196
2787	=item $success = $client->query ($flags, "text", \&cb)	3197	=item $success = $client->query ($flags, "text", \&cb)
2788		3198
2789	Queues a query to the client, calling the given callback with	3199	Queues a query to the client, calling the given callback with
…		…
2844	my ($ns, $buf) = @_;	3254	my ($ns, $buf) = @_;
2845		3255
2846	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3256	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2847		3257
2848	if (ref $msg) {	3258	if (ref $msg) {
2849	my ($type, $reply, @payload) =	3259	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
2850	"ARRAY" eq ref $msg
2851	? @$msg
2852	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2853		3260
2854	my @reply;	3261	my @reply;
2855		3262
2856	if (my $cb = $EXTICMD{$type}) {	3263	if (my $cb = $EXTICMD{$type}) {
2857	@reply = $cb->($ns, @payload);	3264	@reply = $cb->($ns, @payload);
…		…
2859		3266
2860	$ns->ext_reply ($reply, @reply)	3267	$ns->ext_reply ($reply, @reply)
2861	if $reply;	3268	if $reply;
2862		3269
2863	} else {	3270	} else {
2864	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3271	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2865	}	3272	}
2866		3273
2867	cf::override;	3274	cf::override;
2868	},	3275	},
2869	);	3276	);
…		…
2889		3296
2890	$coro	3297	$coro
2891	}	3298	}
2892		3299
2893	cf::client->attach (	3300	cf::client->attach (
2894	on_destroy => sub {	3301	on_client_destroy => sub {
2895	my ($ns) = @_;	3302	my ($ns) = @_;
2896		3303
2897	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3304	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2898	},	3305	},
2899	);	3306	);
…		…
2915	our $safe_hole = new Safe::Hole;	3322	our $safe_hole = new Safe::Hole;
2916		3323
2917	$SIG{FPE} = 'IGNORE';	3324	$SIG{FPE} = 'IGNORE';
2918		3325
2919	$safe->permit_only (Opcode::opset qw(	3326	$safe->permit_only (Opcode::opset qw(
2920	:base_core :base_mem :base_orig :base_math	3327	:base_core :base_mem :base_orig :base_math :base_loop
2921	grepstart grepwhile mapstart mapwhile	3328	grepstart grepwhile mapstart mapwhile
2922	sort time	3329	sort time
2923	));	3330	));
2924		3331
2925	# here we export the classes and methods available to script code	3332	# here we export the classes and methods available to script code
…		…
2928		3335
2929	The following functions and methods are available within a safe environment:	3336	The following functions and methods are available within a safe environment:
2930		3337
2931	cf::object	3338	cf::object
2932	contr pay_amount pay_player map x y force_find force_add destroy	3339	contr pay_amount pay_player map x y force_find force_add destroy
2933	insert remove name archname title slaying race decrease_ob_nr	3340	insert remove name archname title slaying race decrease split
		3341	value
2934		3342
2935	cf::object::player	3343	cf::object::player
2936	player	3344	player
2937		3345
2938	cf::player	3346	cf::player
…		…
2943		3351
2944	=cut	3352	=cut
2945		3353
2946	for (	3354	for (
2947	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3355	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2948	insert remove inv name archname title slaying race	3356	insert remove inv nrof name archname title slaying race
2949	decrease_ob_nr destroy)],	3357	decrease split destroy change_exp value msg lore send_msg)],
2950	["cf::object::player" => qw(player)],	3358	["cf::object::player" => qw(player)],
2951	["cf::player" => qw(peaceful)],	3359	["cf::player" => qw(peaceful send_msg)],
2952	["cf::map" => qw(trigger)],	3360	["cf::map" => qw(trigger)],
2953	) {	3361	) {
2954	no strict 'refs';
2955	my ($pkg, @funs) = @$_;	3362	my ($pkg, @funs) = @$_;
2956	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3363	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2957	for @funs;	3364	for @funs;
2958	}	3365	}
2959		3366
…		…
2974		3381
2975	my $qcode = $code;	3382	my $qcode = $code;
2976	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3383	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2977	$qcode =~ s/\n/\\n/g;	3384	$qcode =~ s/\n/\\n/g;
2978		3385
		3386	%vars = (_dummy => 0) unless %vars;
		3387
		3388	my @res;
2979	local $_;	3389	local $_;
2980	local @safe::cf::_safe_eval_args = values %vars;
2981		3390
2982	my $eval =	3391	my $eval =
2983	"do {\n"	3392	"do {\n"
2984	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3393	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2985	. "#line 0 \"{$qcode}\"\n"	3394	. "#line 0 \"{$qcode}\"\n"
2986	. $code	3395	. $code
2987	. "\n}"	3396	. "\n}"
2988	;	3397	;
2989		3398
		3399	if ($CFG{safe_eval}) {
2990	sub_generation_inc;	3400	sub_generation_inc;
		3401	local @safe::cf::_safe_eval_args = values %vars;
2991	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3402	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2992	sub_generation_inc;	3403	sub_generation_inc;
		3404	} else {
		3405	local @cf::_safe_eval_args = values %vars;
		3406	@res = wantarray ? eval eval : scalar eval $eval;
		3407	}
2993		3408
2994	if ($@) {	3409	if ($@) {
2995	warn "$@";	3410	warn "$@",
2996	warn "while executing safe code '$code'\n";	3411	"while executing safe code '$code'\n",
2997	warn "with arguments " . (join " ", %vars) . "\n";	3412	"with arguments " . (join " ", %vars) . "\n";
2998	}	3413	}
2999		3414
3000	wantarray ? @res : $res[0]	3415	wantarray ? @res : $res[0]
3001	}	3416	}
3002		3417
…		…
3016	=cut	3431	=cut
3017		3432
3018	sub register_script_function {	3433	sub register_script_function {
3019	my ($fun, $cb) = @_;	3434	my ($fun, $cb) = @_;
3020		3435
3021	no strict 'refs';	3436	$fun = "safe::$fun" if $CFG{safe_eval};
3022	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3437	*$fun = $safe_hole->wrap ($cb);
3023	}	3438	}
3024		3439
3025	=back	3440	=back
3026		3441
3027	=cut	3442	=cut
…		…
3036	# for this (global event?)	3451	# for this (global event?)
3037	%ext::player_env::MUSIC_FACE_CACHE = ();	3452	%ext::player_env::MUSIC_FACE_CACHE = ();
3038		3453
3039	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3454	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3040		3455
3041	warn "loading facedata from $path\n";	3456	trace "loading facedata from $path\n";
3042		3457
3043	my $facedata;	3458	my $facedata = decode_storable load_file $path;
3044	0 < aio_load $path, $facedata
3045	or die "$path: $!";
3046
3047	$facedata = Coro::Storable::thaw $facedata;
3048		3459
3049	$facedata->{version} == 2	3460	$facedata->{version} == 2
3050	or cf::cleanup "$path: version mismatch, cannot proceed.";	3461	or cf::cleanup "$path: version mismatch, cannot proceed.";
3051		3462
3052	# patch in the exptable	3463	# patch in the exptable
		3464	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3053	$facedata->{resource}{"res/exp_table"} = {	3465	$facedata->{resource}{"res/exp_table"} = {
3054	type => FT_RSRC,	3466	type => FT_RSRC,
3055	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3467	data => $exp_table,
		3468	hash => (Digest::MD5::md5 $exp_table),
3056	};	3469	};
3057	cf::cede_to_tick;	3470	cf::cede_to_tick;
3058		3471
3059	{	3472	{
3060	my $faces = $facedata->{faceinfo};	3473	my $faces = $facedata->{faceinfo};
3061		3474
3062	while (my ($face, $info) = each %$faces) {	3475	while (my ($face, $info) = each %$faces) {
3063	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3476	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3477
3064	cf::face::set_visibility $idx, $info->{visibility};	3478	cf::face::set_visibility $idx, $info->{visibility};
3065	cf::face::set_magicmap $idx, $info->{magicmap};	3479	cf::face::set_magicmap $idx, $info->{magicmap};
3066	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3480	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3067	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3481	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
		3482	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
3068		3483
3069	cf::cede_to_tick;	3484	cf::cede_to_tick;
3070	}	3485	}
3071		3486
3072	while (my ($face, $info) = each %$faces) {	3487	while (my ($face, $info) = each %$faces) {
3073	next unless $info->{smooth};	3488	next unless $info->{smooth};
		3489
3074	my $idx = cf::face::find $face	3490	my $idx = cf::face::find $face
3075	or next;	3491	or next;
		3492
3076	if (my $smooth = cf::face::find $info->{smooth}) {	3493	if (my $smooth = cf::face::find $info->{smooth}) {
3077	cf::face::set_smooth $idx, $smooth;	3494	cf::face::set_smooth $idx, $smooth;
3078	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3495	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3079	} else {	3496	} else {
3080	warn "smooth face '$info->{smooth}' not found for face '$face'";	3497	error "smooth face '$info->{smooth}' not found for face '$face'";
3081	}	3498	}
3082		3499
3083	cf::cede_to_tick;	3500	cf::cede_to_tick;
3084	}	3501	}
3085	}	3502	}
…		…
3094		3511
3095	cf::anim::invalidate_all; # d'oh	3512	cf::anim::invalidate_all; # d'oh
3096	}	3513	}
3097		3514
3098	{	3515	{
3099	# TODO: for gcfclient pleasure, we should give resources
3100	# that gcfclient doesn't grok a >10000 face index.
3101	my $res = $facedata->{resource};	3516	my $res = $facedata->{resource};
3102		3517
3103	my $soundconf = delete $res->{"res/sound.conf"};
3104
3105	while (my ($name, $info) = each %$res) {	3518	while (my ($name, $info) = each %$res) {
		3519	if (defined $info->{type}) {
3106	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3520	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3107	my $data;
3108		3521
3109	if ($info->{type} & 1) {	3522	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3110	# prepend meta info	3523	cf::face::set_type $idx, $info->{type};
3111
3112	my $meta = $enc->encode ({
3113	name => $name,
3114	%{ $info->{meta} || {} },
3115	});
3116
3117	$data = pack "(w/a*)*", $meta, $info->{data};
3118	} else {	3524	} else {
3119	$data = $info->{data};	3525	$RESOURCE{$name} = $info; # unused
3120	}	3526	}
3121		3527
3122	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3123	cf::face::set_type $idx, $info->{type};
3124
3125	cf::cede_to_tick;	3528	cf::cede_to_tick;
3126	}	3529	}
3127
3128	if ($soundconf) {
3129	$soundconf = $enc->decode (delete $soundconf->{data});
3130
3131	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3132	my $sound = $soundconf->{compat}[$_]
3133	or next;
3134
3135	my $face = cf::face::find "sound/$sound->[1]";
3136	cf::sound::set $sound->[0] => $face;
3137	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3138	}
3139
3140	while (my ($k, $v) = each %{$soundconf->{event}}) {
3141	my $face = cf::face::find "sound/$v";
3142	cf::sound::set $k => $face;
3143	}
3144	}
3145	}	3530	}
		3531
		3532	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3146		3533
3147	1	3534	1
3148	}	3535	}
3149		3536
3150	register_exticmd fx_want => sub {	3537	register_exticmd fx_want => sub {
…		…
3152		3539
3153	while (my ($k, $v) = each %$want) {	3540	while (my ($k, $v) = each %$want) {
3154	$ns->fx_want ($k, $v);	3541	$ns->fx_want ($k, $v);
3155	}	3542	}
3156	};	3543	};
		3544
		3545	sub load_resource_file($) {
		3546	my $guard = lock_acquire "load_resource_file";
		3547
		3548	my $status = load_resource_file_ $_[0];
		3549	get_slot 0.1, 100;
		3550	cf::arch::commit_load;
		3551
		3552	$status
		3553	}
3157		3554
3158	sub reload_regions {	3555	sub reload_regions {
3159	# HACK to clear player env face cache, we need some signal framework	3556	# HACK to clear player env face cache, we need some signal framework
3160	# for this (global event?)	3557	# for this (global event?)
3161	%ext::player_env::MUSIC_FACE_CACHE = ();	3558	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3175	}	3572	}
3176		3573
3177	sub reload_archetypes {	3574	sub reload_archetypes {
3178	load_resource_file "$DATADIR/archetypes"	3575	load_resource_file "$DATADIR/archetypes"
3179	or die "unable to load archetypes\n";	3576	or die "unable to load archetypes\n";
3180	#d# NEED to laod twice to resolve forward references
3181	# this really needs to be done in an extra post-pass
3182	# (which needs to be synchronous, so solve it differently)
3183	load_resource_file "$DATADIR/archetypes"
3184	or die "unable to load archetypes\n";
3185	}	3577	}
3186		3578
3187	sub reload_treasures {	3579	sub reload_treasures {
3188	load_resource_file "$DATADIR/treasures"	3580	load_resource_file "$DATADIR/treasures"
3189	or die "unable to load treasurelists\n";	3581	or die "unable to load treasurelists\n";
3190	}	3582	}
3191		3583
		3584	sub reload_sound {
		3585	trace "loading sound config from $DATADIR/sound\n";
		3586
		3587	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3588
		3589	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3590	my $sound = $soundconf->{compat}[$_]
		3591	or next;
		3592
		3593	my $face = cf::face::find "sound/$sound->[1]";
		3594	cf::sound::set $sound->[0] => $face;
		3595	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3596	}
		3597
		3598	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3599	my $face = cf::face::find "sound/$v";
		3600	cf::sound::set $k => $face;
		3601	}
		3602	}
		3603
3192	sub reload_resources {	3604	sub reload_resources {
3193	warn "reloading resource files...\n";	3605	trace "reloading resource files...\n";
3194		3606
		3607	reload_exp_table;
		3608	reload_materials;
		3609	reload_facedata;
		3610	reload_sound;
		3611	reload_archetypes;
3195	reload_regions;	3612	reload_regions;
3196	reload_facedata;
3197	#reload_archetypes;#d#
3198	reload_archetypes;
3199	reload_treasures;	3613	reload_treasures;
3200		3614
3201	warn "finished reloading resource files\n";	3615	trace "finished reloading resource files\n";
3202	}
3203
3204	sub init {
3205	reload_resources;
3206	}	3616	}
3207		3617
3208	sub reload_config {	3618	sub reload_config {
3209	open my $fh, "<:utf8", "$CONFDIR/config"	3619	trace "reloading config file...\n";
3210	or return;
3211		3620
3212	local $/;	3621	my $config = load_file "$CONFDIR/config";
3213	*CFG = YAML::Syck::Load <$fh>;	3622	utf8::decode $config;
		3623	*CFG = decode_yaml $config;
3214		3624
3215	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3625	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3216		3626
3217	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3627	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3218	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3628	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3219		3629
3220	if (exists $CFG{mlockall}) {	3630	if (exists $CFG{mlockall}) {
…		…
3224	};	3634	};
3225	warn $@ if $@;	3635	warn $@ if $@;
3226	}	3636	}
3227	}	3637	}
3228		3638
		3639	sub pidfile() {
		3640	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3641	or die "$PIDFILE: $!";
		3642	flock $fh, &Fcntl::LOCK_EX
		3643	or die "$PIDFILE: flock: $!";
		3644	$fh
		3645	}
		3646
		3647	# make sure only one server instance is running at any one time
		3648	sub atomic {
		3649	my $fh = pidfile;
		3650
		3651	my $pid = <$fh>;
		3652	kill 9, $pid if $pid > 0;
		3653
		3654	seek $fh, 0, 0;
		3655	print $fh $$;
		3656	}
		3657
		3658	sub main_loop {
		3659	trace "EV::loop starting\n";
		3660	if (1) {
		3661	EV::loop;
		3662	}
		3663	trace "EV::loop returned\n";
		3664	goto &main_loop unless $REALLY_UNLOOP;
		3665	}
		3666
3229	sub main {	3667	sub main {
		3668	cf::init_globals; # initialise logging
		3669
		3670	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3671	LOG llevInfo, "Copyright (C) 2005-2011 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3672	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3673	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3674
		3675	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3676
3230	# we must not ever block the main coroutine	3677	# we must not ever block the main coroutine
3231	local $Coro::idle = sub {	3678	local $Coro::idle = sub {
3232	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3679	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3233	(async {	3680	(async {
3234	$Coro::current->{desc} = "IDLE BUG HANDLER";	3681	$Coro::current->{desc} = "IDLE BUG HANDLER";
3235	Event::one_event;	3682	EV::loop EV::LOOP_ONESHOT;
3236	})->prio (Coro::PRIO_MAX);	3683	})->prio (Coro::PRIO_MAX);
3237	};	3684	};
3238		3685
		3686	evthread_start IO::AIO::poll_fileno;
		3687
		3688	cf::sync_job {
		3689	cf::incloader::init ();
		3690
		3691	cf::init_anim;
		3692	cf::init_attackmess;
		3693	cf::init_dynamic;
		3694
		3695	cf::load_settings;
		3696
		3697	reload_resources;
3239	reload_config;	3698	reload_config;
3240	db_init;	3699	db_init;
		3700
		3701	cf::init_uuid;
		3702	cf::init_signals;
		3703	cf::init_skills;
		3704
		3705	cf::init_beforeplay;
		3706
		3707	atomic;
		3708
3241	load_extensions;	3709	load_extensions;
3242		3710
3243	$TICK_WATCHER->start;	3711	utime time, time, $RUNTIMEFILE;
3244	Event::loop;	3712
		3713	# no (long-running) fork's whatsoever before this point(!)
		3714	use POSIX ();
		3715	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3716
		3717	cf::_post_init 0;
		3718	};
		3719
		3720	cf::object::thawer::errors_are_fatal 0;
		3721	info "parse errors in files are no longer fatal from this point on.\n";
		3722
		3723	AE::postpone {
		3724	undef &main; # free gobs of memory :)
		3725	};
		3726
		3727	goto &main_loop;
3245	}	3728	}
3246		3729
3247	#############################################################################	3730	#############################################################################
3248	# initialisation and cleanup	3731	# initialisation and cleanup
3249		3732
3250	# install some emergency cleanup handlers	3733	# install some emergency cleanup handlers
3251	BEGIN {	3734	BEGIN {
		3735	our %SIGWATCHER = ();
3252	for my $signal (qw(INT HUP TERM)) {	3736	for my $signal (qw(INT HUP TERM)) {
3253	Event->signal (	3737	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3254	reentrant => 0,
3255	data => WF_AUTOCANCEL,
3256	signal => $signal,
3257	prio => 0,
3258	cb => sub {
3259	cf::cleanup "SIG$signal";	3738	cf::cleanup "SIG$signal";
3260	},
3261	);	3739	};
3262	}	3740	}
3263	}	3741	}
3264		3742
3265	sub write_runtime {	3743	sub write_runtime_sync {
3266	my $runtime = "$LOCALDIR/runtime";	3744	my $t0 = AE::time;
3267		3745
3268	# first touch the runtime file to show we are still running:	3746	# first touch the runtime file to show we are still running:
3269	# the fsync below can take a very very long time.	3747	# the fsync below can take a very very long time.
3270		3748
3271	IO::AIO::aio_utime $runtime, undef, undef;	3749	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3272		3750
3273	my $guard = cf::lock_acquire "write_runtime";	3751	my $guard = cf::lock_acquire "write_runtime";
3274		3752
3275	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3753	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3276	or return;	3754	or return;
3277		3755
3278	my $value = $cf::RUNTIME + 90 + 10;	3756	my $value = $cf::RUNTIME + 90 + 10;
3279	# 10 is the runtime save interval, for a monotonic clock	3757	# 10 is the runtime save interval, for a monotonic clock
3280	# 60 allows for the watchdog to kill the server.	3758	# 60 allows for the watchdog to kill the server.
…		…
3290	aio_utime $fh, undef, undef;	3768	aio_utime $fh, undef, undef;
3291		3769
3292	close $fh	3770	close $fh
3293	or return;	3771	or return;
3294		3772
3295	aio_rename "$runtime~", $runtime	3773	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3296	and return;	3774	and return;
3297		3775
3298	warn "runtime file written.\n";	3776	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3299		3777
3300	1	3778	1
		3779	}
		3780
		3781	our $uuid_lock;
		3782	our $uuid_skip;
		3783
		3784	sub write_uuid_sync($) {
		3785	$uuid_skip ||= $_[0];
		3786
		3787	return if $uuid_lock;
		3788	local $uuid_lock = 1;
		3789
		3790	my $uuid = "$LOCALDIR/uuid";
		3791
		3792	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3793	or return;
		3794
		3795	my $value = uuid_seq uuid_cur;
		3796
		3797	unless ($value) {
		3798	info "cowardly refusing to write zero uuid value!\n";
		3799	return;
		3800	}
		3801
		3802	my $value = uuid_str $value + $uuid_skip;
		3803	$uuid_skip = 0;
		3804
		3805	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3806	and return;
		3807
		3808	# always fsync - this file is important
		3809	aio_fsync $fh
		3810	and return;
		3811
		3812	close $fh
		3813	or return;
		3814
		3815	aio_rename "$uuid~", $uuid
		3816	and return;
		3817
		3818	trace "uuid file written ($value).\n";
		3819
		3820	1
		3821
		3822	}
		3823
		3824	sub write_uuid($$) {
		3825	my ($skip, $sync) = @_;
		3826
		3827	$sync ? write_uuid_sync $skip
		3828	: async { write_uuid_sync $skip };
3301	}	3829	}
3302		3830
3303	sub emergency_save() {	3831	sub emergency_save() {
3304	my $freeze_guard = cf::freeze_mainloop;	3832	my $freeze_guard = cf::freeze_mainloop;
3305		3833
3306	warn "enter emergency perl save\n";	3834	info "emergency_perl_save: enter\n";
		3835
		3836	# this is a trade-off: we want to be very quick here, so
		3837	# save all maps without fsync, and later call a global sync
		3838	# (which in turn might be very very slow)
		3839	local $USE_FSYNC = 0;
3307		3840
3308	cf::sync_job {	3841	cf::sync_job {
		3842	cf::write_runtime_sync; # external watchdog should not bark
		3843
3309	# use a peculiar iteration method to avoid tripping on perl	3844	# use a peculiar iteration method to avoid tripping on perl
3310	# refcount bugs in for. also avoids problems with players	3845	# refcount bugs in for. also avoids problems with players
3311	# and maps saved/destroyed asynchronously.	3846	# and maps saved/destroyed asynchronously.
3312	warn "begin emergency player save\n";	3847	info "emergency_perl_save: begin player save\n";
3313	for my $login (keys %cf::PLAYER) {	3848	for my $login (keys %cf::PLAYER) {
3314	my $pl = $cf::PLAYER{$login} or next;	3849	my $pl = $cf::PLAYER{$login} or next;
3315	$pl->valid or next;	3850	$pl->valid or next;
3316	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3851	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3317	$pl->save;	3852	$pl->save;
3318	}	3853	}
3319	warn "end emergency player save\n";	3854	info "emergency_perl_save: end player save\n";
3320		3855
3321	warn "begin emergency map save\n";	3856	cf::write_runtime_sync; # external watchdog should not bark
		3857
		3858	info "emergency_perl_save: begin map save\n";
3322	for my $path (keys %cf::MAP) {	3859	for my $path (keys %cf::MAP) {
3323	my $map = $cf::MAP{$path} or next;	3860	my $map = $cf::MAP{$path} or next;
3324	$map->valid or next;	3861	$map->valid or next;
3325	$map->save;	3862	$map->save;
3326	}	3863	}
3327	warn "end emergency map save\n";	3864	info "emergency_perl_save: end map save\n";
3328		3865
3329	warn "begin emergency database checkpoint\n";	3866	cf::write_runtime_sync; # external watchdog should not bark
		3867
		3868	info "emergency_perl_save: begin database checkpoint\n";
3330	BDB::db_env_txn_checkpoint $DB_ENV;	3869	BDB::db_env_txn_checkpoint $DB_ENV;
3331	warn "end emergency database checkpoint\n";	3870	info "emergency_perl_save: end database checkpoint\n";
		3871
		3872	info "emergency_perl_save: begin write uuid\n";
		3873	write_uuid_sync 1;
		3874	info "emergency_perl_save: end write uuid\n";
		3875
		3876	cf::write_runtime_sync; # external watchdog should not bark
		3877
		3878	trace "emergency_perl_save: syncing database to disk";
		3879	BDB::db_env_txn_checkpoint $DB_ENV;
		3880
		3881	info "emergency_perl_save: starting sync\n";
		3882	IO::AIO::aio_sync sub {
		3883	info "emergency_perl_save: finished sync\n";
		3884	};
		3885
		3886	cf::write_runtime_sync; # external watchdog should not bark
		3887
		3888	trace "emergency_perl_save: flushing outstanding aio requests";
		3889	while (IO::AIO::nreqs || BDB::nreqs) {
		3890	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		3891	}
		3892
		3893	cf::write_runtime_sync; # external watchdog should not bark
3332	};	3894	};
3333		3895
3334	warn "leave emergency perl save\n";	3896	info "emergency_perl_save: leave\n";
3335	}	3897	}
3336		3898
3337	sub post_cleanup {	3899	sub post_cleanup {
3338	my ($make_core) = @_;	3900	my ($make_core) = @_;
3339		3901
		3902	IO::AIO::flush;
		3903
3340	warn Carp::longmess "post_cleanup backtrace"	3904	error Carp::longmess "post_cleanup backtrace"
3341	if $make_core;	3905	if $make_core;
		3906
		3907	my $fh = pidfile;
		3908	unlink $PIDFILE if <$fh> == $$;
		3909	}
		3910
		3911	# a safer delete_package, copied from Symbol
		3912	sub clear_package($) {
		3913	my $pkg = shift;
		3914
		3915	# expand to full symbol table name if needed
		3916	unless ($pkg =~ /^main::.*::$/) {
		3917	$pkg = "main$pkg" if $pkg =~ /^::/;
		3918	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3919	$pkg .= '::' unless $pkg =~ /::$/;
		3920	}
		3921
		3922	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3923	my $stem_symtab = *{$stem}{HASH};
		3924
		3925	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3926	or return;
		3927
		3928	# clear all symbols
		3929	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3930	for my $name (keys %$leaf_symtab) {
		3931	_gv_clear *{"$pkg$name"};
		3932	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3933	}
3342	}	3934	}
3343		3935
3344	sub do_reload_perl() {	3936	sub do_reload_perl() {
3345	# can/must only be called in main	3937	# can/must only be called in main
3346	if ($Coro::current != $Coro::main) {	3938	unless (in_main) {
3347	warn "can only reload from main coroutine";	3939	error "can only reload from main coroutine";
3348	return;	3940	return;
3349	}	3941	}
3350		3942
3351	warn "reloading...";	3943	return if $RELOAD++;
3352		3944
3353	warn "entering sync_job";	3945	my $t1 = AE::time;
3354		3946
		3947	while ($RELOAD) {
		3948	cf::get_slot 0.1, -1, "reload_perl";
		3949	info "perl_reload: reloading...";
		3950
		3951	trace "perl_reload: entering sync_job";
		3952
3355	cf::sync_job {	3953	cf::sync_job {
3356	cf::write_runtime; # external watchdog should not bark
3357	cf::emergency_save;	3954	#cf::emergency_save;
3358	cf::write_runtime; # external watchdog should not bark
3359		3955
3360	warn "syncing database to disk";
3361	BDB::db_env_txn_checkpoint $DB_ENV;
3362
3363	# if anything goes wrong in here, we should simply crash as we already saved
3364
3365	warn "cancelling all WF_AUTOCANCEL watchers";
3366	for (Event::all_watchers) {
3367	$_->cancel if $_->data & WF_AUTOCANCEL;
3368	}
3369
3370	warn "flushing outstanding aio requests";
3371	for (;;) {
3372	BDB::flush;
3373	IO::AIO::flush;
3374	Coro::cede;
3375	last unless IO::AIO::nreqs || BDB::nreqs;
3376	warn "iterate...";
3377	}
3378
3379	++$RELOAD;
3380
3381	warn "cancelling all extension coros";	3956	trace "perl_reload: cancelling all extension coros";
3382	$_->cancel for values %EXT_CORO;	3957	$_->cancel for values %EXT_CORO;
3383	%EXT_CORO = ();	3958	%EXT_CORO = ();
3384		3959
3385	warn "removing commands";	3960	trace "perl_reload: removing commands";
3386	%COMMAND = ();	3961	%COMMAND = ();
3387		3962
3388	warn "removing ext/exti commands";	3963	trace "perl_reload: removing ext/exti commands";
3389	%EXTCMD = ();	3964	%EXTCMD = ();
3390	%EXTICMD = ();	3965	%EXTICMD = ();
3391		3966
3392	warn "unloading/nuking all extensions";	3967	trace "perl_reload: unloading/nuking all extensions";
3393	for my $pkg (@EXTS) {	3968	for my $pkg (@EXTS) {
3394	warn "... unloading $pkg";	3969	trace "... unloading $pkg";
3395		3970
3396	if (my $cb = $pkg->can ("unload")) {	3971	if (my $cb = $pkg->can ("unload")) {
3397	eval {	3972	eval {
3398	$cb->($pkg);	3973	$cb->($pkg);
3399	1	3974	1
3400	} or warn "$pkg unloaded, but with errors: $@";	3975	} or error "$pkg unloaded, but with errors: $@";
		3976	}
		3977
		3978	trace "... clearing $pkg";
		3979	clear_package $pkg;
3401	}	3980	}
3402		3981
3403	warn "... nuking $pkg";
3404	Symbol::delete_package $pkg;
3405	}
3406
3407	warn "unloading all perl modules loaded from $LIBDIR";	3982	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3408	while (my ($k, $v) = each %INC) {	3983	while (my ($k, $v) = each %INC) {
3409	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	3984	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3410		3985
3411	warn "... unloading $k";	3986	trace "... unloading $k";
3412	delete $INC{$k};	3987	delete $INC{$k};
3413		3988
3414	$k =~ s/\.pm$//;	3989	$k =~ s/\.pm$//;
3415	$k =~ s/\//::/g;	3990	$k =~ s/\//::/g;
3416		3991
3417	if (my $cb = $k->can ("unload_module")) {	3992	if (my $cb = $k->can ("unload_module")) {
3418	$cb->();	3993	$cb->();
		3994	}
		3995
		3996	clear_package $k;
3419	}	3997	}
3420		3998
3421	Symbol::delete_package $k;
3422	}
3423
3424	warn "getting rid of safe::, as good as possible";	3999	trace "perl_reload: getting rid of safe::, as good as possible";
3425	Symbol::delete_package "safe::$_"	4000	clear_package "safe::$_"
3426	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4001	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3427		4002
3428	warn "unloading cf.pm \"a bit\"";	4003	trace "perl_reload: unloading cf.pm \"a bit\"";
3429	delete $INC{"cf.pm"};	4004	delete $INC{"cf.pm"};
3430	delete $INC{"cf/pod.pm"};	4005	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3431		4006
3432	# don't, removes xs symbols, too,	4007	# don't, removes xs symbols, too,
3433	# and global variables created in xs	4008	# and global variables created in xs
3434	#Symbol::delete_package __PACKAGE__;	4009	#clear_package __PACKAGE__;
3435		4010
3436	warn "unload completed, starting to reload now";	4011	info "perl_reload: unload completed, starting to reload now";
3437		4012
3438	warn "reloading cf.pm";	4013	trace "perl_reload: reloading cf.pm";
3439	require cf;	4014	require cf;
3440	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4015	cf::_connect_to_perl_1;
3441		4016
3442	warn "loading config and database again";	4017	trace "perl_reload: loading config and database again";
3443	cf::reload_config;	4018	cf::reload_config;
3444		4019
3445	warn "loading extensions";	4020	trace "perl_reload: loading extensions";
3446	cf::load_extensions;	4021	cf::load_extensions;
3447		4022
		4023	if ($REATTACH_ON_RELOAD) {
3448	warn "reattaching attachments to objects/players";	4024	trace "perl_reload: reattaching attachments to objects/players";
3449	_global_reattach; # objects, sockets	4025	_global_reattach; # objects, sockets
3450	warn "reattaching attachments to maps";	4026	trace "perl_reload: reattaching attachments to maps";
3451	reattach $_ for values %MAP;	4027	reattach $_ for values %MAP;
3452	warn "reattaching attachments to players";	4028	trace "perl_reload: reattaching attachments to players";
3453	reattach $_ for values %PLAYER;	4029	reattach $_ for values %PLAYER;
		4030	}
3454		4031
3455	warn "leaving sync_job";	4032	cf::_post_init 1;
3456		4033
		4034	trace "perl_reload: leaving sync_job";
		4035
3457	1	4036	1
3458	} or do {	4037	} or do {
3459	warn $@;	4038	error $@;
3460	warn "error while reloading, exiting.";	4039	cf::cleanup "perl_reload: error, exiting.";
3461	exit 1;	4040	};
		4041
		4042	--$RELOAD;
3462	};	4043	}
3463		4044
3464	warn "reloaded";	4045	$t1 = AE::time - $t1;
		4046	info "perl_reload: completed in ${t1}s\n";
3465	};	4047	};
3466		4048
3467	our $RELOAD_WATCHER; # used only during reload	4049	our $RELOAD_WATCHER; # used only during reload
3468		4050
3469	sub reload_perl() {	4051	sub reload_perl() {
3470	# doing reload synchronously and two reloads happen back-to-back,	4052	# doing reload synchronously and two reloads happen back-to-back,
3471	# coro crashes during coro_state_free->destroy here.	4053	# coro crashes during coro_state_free->destroy here.
3472		4054
3473	$RELOAD_WATCHER ||= Event->timer (	4055	$RELOAD_WATCHER ||= cf::async {
3474	reentrant => 0,	4056	Coro::AIO::aio_wait cache_extensions;
3475	after => 0,	4057
3476	data => WF_AUTOCANCEL,	4058	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3477	cb => sub {
3478	do_reload_perl;	4059	do_reload_perl;
3479	undef $RELOAD_WATCHER;	4060	undef $RELOAD_WATCHER;
3480	},	4061	};
3481	);	4062	};
3482	}	4063	}
3483		4064
3484	register_command "reload" => sub {	4065	register_command "reload" => sub {
3485	my ($who, $arg) = @_;	4066	my ($who, $arg) = @_;
3486		4067
…		…
3491	reload_perl;	4072	reload_perl;
3492	};	4073	};
3493	}	4074	}
3494	};	4075	};
3495		4076
3496	unshift @INC, $LIBDIR;	4077	#############################################################################
3497		4078
3498	my $bug_warning = 0;	4079	my $bug_warning = 0;
3499		4080
3500	our @WAIT_FOR_TICK;
3501	our @WAIT_FOR_TICK_BEGIN;
3502
3503	sub wait_for_tick {	4081	sub wait_for_tick() {
3504	return unless $TICK_WATCHER->is_active;	4082	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3505	return if $Coro::current == $Coro::main;
3506		4083
3507	my $signal = new Coro::Signal;	4084	$WAIT_FOR_TICK->wait;
3508	push @WAIT_FOR_TICK, $signal;
3509	$signal->wait;
3510	}	4085	}
3511		4086
3512	sub wait_for_tick_begin {	4087	sub wait_for_tick_begin() {
3513	return unless $TICK_WATCHER->is_active;	4088	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3514	return if $Coro::current == $Coro::main;
3515		4089
3516	my $signal = new Coro::Signal;	4090	my $signal = new Coro::Signal;
3517	push @WAIT_FOR_TICK_BEGIN, $signal;	4091	push @WAIT_FOR_TICK_BEGIN, $signal;
3518	$signal->wait;	4092	$signal->wait;
3519	}	4093	}
3520		4094
3521	$TICK_WATCHER = Event->timer (	4095	sub tick {
3522	reentrant => 0,
3523	parked => 1,
3524	prio => 0,
3525	at => $NEXT_TICK || $TICK,
3526	data => WF_AUTOCANCEL,
3527	cb => sub {
3528	if ($Coro::current != $Coro::main) {	4096	if ($Coro::current != $Coro::main) {
3529	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4097	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3530	unless ++$bug_warning > 10;	4098	unless ++$bug_warning > 10;
3531	return;	4099	return;
3532	}	4100	}
3533		4101
3534	$NOW = $tick_start = Event::time;	4102	cf::one_tick; # one server iteration
3535		4103
3536	cf::server_tick; # one server iteration	4104	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3537		4105
3538	$RUNTIME += $TICK;
3539	$NEXT_TICK += $TICK;
3540
3541	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4106	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3542	$NEXT_RUNTIME_WRITE = $NOW + 10;	4107	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3543	Coro::async_pool {	4108	Coro::async_pool {
3544	$Coro::current->{desc} = "runtime saver";	4109	$Coro::current->{desc} = "runtime saver";
3545	write_runtime	4110	write_runtime_sync
3546	or warn "ERROR: unable to write runtime file: $!";	4111	or error "ERROR: unable to write runtime file: $!";
3547	};
3548	}	4112	};
		4113	}
3549		4114
3550	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4115	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3551	$sig->send;	4116	$sig->send;
3552	}	4117	}
3553	while (my $sig = shift @WAIT_FOR_TICK) {	4118	$WAIT_FOR_TICK->broadcast;
3554	$sig->send;
3555	}
3556		4119
3557	$NOW = Event::time;	4120	$LOAD = ($NOW - $TICK_START) / $TICK;
3558
3559	# if we are delayed by four ticks or more, skip them all
3560	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3561
3562	$TICK_WATCHER->at ($NEXT_TICK);
3563	$TICK_WATCHER->start;
3564
3565	$LOAD = ($NOW - $tick_start) / $TICK;
3566	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4121	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3567		4122
3568	_post_tick;	4123	if (0) {
		4124	if ($NEXT_TICK) {
		4125	my $jitter = $TICK_START - $NEXT_TICK;
		4126	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4127	debug "jitter $JITTER\n";#d#
		4128	}
3569	},	4129	}
3570	);	4130	}
3571		4131
3572	{	4132	{
		4133	# configure BDB
		4134
3573	BDB::min_parallel 8;	4135	BDB::min_parallel 16;
3574	BDB::max_poll_time $TICK * 0.1;	4136	BDB::max_poll_reqs $TICK * 0.1;
3575	$BDB_POLL_WATCHER = Event->io (	4137	#$AnyEvent::BDB::WATCHER->priority (1);
3576	reentrant => 0,
3577	fd => BDB::poll_fileno,
3578	poll => 'r',
3579	prio => 0,
3580	data => WF_AUTOCANCEL,
3581	cb => \&BDB::poll_cb,
3582	);
3583
3584	BDB::set_sync_prepare {
3585	my $status;
3586	my $current = $Coro::current;
3587	(
3588	sub {
3589	$status = $!;
3590	$current->ready; undef $current;
3591	},
3592	sub {
3593	Coro::schedule while defined $current;
3594	$! = $status;
3595	},
3596	)
3597	};
3598		4138
3599	unless ($DB_ENV) {	4139	unless ($DB_ENV) {
3600	$DB_ENV = BDB::db_env_create;	4140	$DB_ENV = BDB::db_env_create;
3601	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	4141	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3602	| BDB::LOG_AUTOREMOVE, 1);	4142	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4143	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3603	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	4144	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3604	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	4145	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3605		4146
3606	cf::sync_job {	4147	cf::sync_job {
3607	eval {	4148	eval {
…		…
3617		4158
3618	cf::cleanup "db_env_open(db): $@" if $@;	4159	cf::cleanup "db_env_open(db): $@" if $@;
3619	};	4160	};
3620	}	4161	}
3621		4162
3622	$BDB_DEADLOCK_WATCHER = Event->timer (	4163	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3623	after => 3,
3624	interval => 1,
3625	hard => 1,
3626	prio => 0,
3627	data => WF_AUTOCANCEL,
3628	cb => sub {
3629	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };	4164	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3630	},
3631	);	4165	};
3632	$BDB_CHECKPOINT_WATCHER = Event->timer (	4166	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3633	after => 11,
3634	interval => 60,
3635	hard => 1,
3636	prio => 0,
3637	data => WF_AUTOCANCEL,
3638	cb => sub {
3639	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4167	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3640	},
3641	);	4168	};
3642	$BDB_TRICKLE_WATCHER = Event->timer (	4169	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3643	after => 5,
3644	interval => 10,
3645	hard => 1,
3646	prio => 0,
3647	data => WF_AUTOCANCEL,
3648	cb => sub {
3649	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4170	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3650	},
3651	);	4171	};
3652	}	4172	}
3653		4173
3654	{	4174	{
		4175	# configure IO::AIO
		4176
3655	IO::AIO::min_parallel 8;	4177	IO::AIO::min_parallel 8;
3656
3657	undef $Coro::AIO::WATCHER;
3658	IO::AIO::max_poll_time $TICK * 0.1;	4178	IO::AIO::max_poll_time $TICK * 0.1;
3659	$AIO_POLL_WATCHER = Event->io (	4179	undef $AnyEvent::AIO::WATCHER;
3660	reentrant => 0,
3661	data => WF_AUTOCANCEL,
3662	fd => IO::AIO::poll_fileno,
3663	poll => 'r',
3664	prio => 0,
3665	cb => \&IO::AIO::poll_cb,
3666	);
3667	}	4180	}
3668		4181
3669	my $_log_backtrace;	4182	our $_log_backtrace;
		4183	our $_log_backtrace_last;
3670		4184
3671	sub _log_backtrace {	4185	sub _log_backtrace {
3672	my ($msg, @addr) = @_;	4186	my ($msg, @addr) = @_;
3673		4187
3674	$msg =~ s/\n//;	4188	$msg =~ s/\n$//;
3675		4189
		4190	if ($_log_backtrace_last eq $msg) {
		4191	LOG llevInfo, "[ABT] $msg\n";
		4192	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3676	# limit the # of concurrent backtraces	4193	# limit the # of concurrent backtraces
3677	if ($_log_backtrace < 2) {	4194	} elsif ($_log_backtrace < 2) {
		4195	$_log_backtrace_last = $msg;
3678	++$_log_backtrace;	4196	++$_log_backtrace;
		4197	my $perl_bt = Carp::longmess $msg;
3679	async {	4198	async {
3680	$Coro::current->{desc} = "abt $msg";	4199	$Coro::current->{desc} = "abt $msg";
3681		4200
3682	my @bt = fork_call {	4201	my @bt = fork_call {
3683	@addr = map { sprintf "%x", $_ } @addr;	4202	@addr = map { sprintf "%x", $_ } @addr;
…		…
3694	}	4213	}
3695		4214
3696	@funcs	4215	@funcs
3697	};	4216	};
3698		4217
3699	LOG llevInfo, "[ABT] $msg\n";	4218	LOG llevInfo, "[ABT] $perl_bt\n";
		4219	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3700	LOG llevInfo, "[ABT] $_\n" for @bt;	4220	LOG llevInfo, "[ABT] $_\n" for @bt;
3701	--$_log_backtrace;	4221	--$_log_backtrace;
3702	};	4222	};
3703	} else {	4223	} else {
3704	LOG llevInfo, "[ABT] $msg\n";	4224	LOG llevInfo, "[ABT] $msg\n";
3705	LOG llevInfo, "[ABT] [suppressed]\n";	4225	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3706	}	4226	}
3707	}	4227	}
3708		4228
3709	# load additional modules	4229	# load additional modules
3710	use cf::pod;	4230	require "cf/$_.pm" for @EXTRA_MODULES;
		4231	cf::_connect_to_perl_2;
3711		4232
3712	END { cf::emergency_save }	4233	END { cf::emergency_save }
3713		4234
3714	1	4235	1
3715		4236

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