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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.385 by root, Fri Oct 12 19:13:26 2007 UTC vs.
Revision 1.580 by root, Wed Jan 4 03:22:48 2012 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008,2009,2010,2011,2012 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
…		…
966		1204
967	=cut	1205	=cut
968		1206
969	#############################################################################	1207	#############################################################################
970	# object support	1208	# object support
971	#
972		1209
		1210	sub _object_equal($$);
		1211	sub _object_equal($$) {
		1212	my ($a, $b) = @_;
		1213
		1214	return 0 unless (ref $a) eq (ref $b);
		1215
		1216	if ("HASH" eq ref $a) {
		1217	my @ka = keys %$a;
		1218	my @kb = keys %$b;
		1219
		1220	return 0 if @ka != @kb;
		1221
		1222	for (0 .. $#ka) {
		1223	return 0 unless $ka[$_] eq $kb[$_];
		1224	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1225	}
		1226
		1227	} elsif ("ARRAY" eq ref $a) {
		1228
		1229	return 0 if @$a != @$b;
		1230
		1231	for (0 .. $#$a) {
		1232	return 0 unless _object_equal $a->[$_], $b->[$_];
		1233	}
		1234
		1235	} elsif ($a ne $b) {
		1236	return 0;
		1237	}
		1238
		1239	1
		1240	}
		1241
		1242	our $SLOW_MERGES;#d#
973	sub _can_merge {	1243	sub _can_merge {
974	my ($ob1, $ob2) = @_;	1244	my ($ob1, $ob2) = @_;
975		1245
976	return 1;#d#	1246	++$SLOW_MERGES;#d#
977		1247
978	#todo#d# kill yourself and do some recursive checking manually without storable	1248	# we do the slow way here
979	sync_job {	1249	return _object_equal $ob1, $ob2
980	my $guard = Coro::Storable::guard;
981	local $Storable::canonical = 1;
982	my $fob1 = Storable::freeze $ob1;
983	my $fob2 = Storable::freeze $ob2;
984	$fob1 eq $fob2
985	}
986	}	1250	}
987		1251
988	sub reattach {	1252	sub reattach {
989	# basically do the same as instantiate, without calling instantiate	1253	# basically do the same as instantiate, without calling instantiate
990	my ($obj) = @_;	1254	my ($obj) = @_;
991		1255
		1256	# no longer needed after getting rid of delete_package?
992	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
993		1258
994	my $registry = $obj->registry;	1259	my $registry = $obj->registry;
995		1260
996	@$registry = ();	1261	@$registry = ();
997		1262
…		…
1002	for (@$attach) {	1267	for (@$attach) {
1003	my ($klass, @attach) = @$_;	1268	my ($klass, @attach) = @$_;
1004	_attach $registry, $klass, @attach;	1269	_attach $registry, $klass, @attach;
1005	}	1270	}
1006	} else {	1271	} else {
1007	warn "object uses attachment '$name' that is not available, postponing.\n";	1272	info "object uses attachment '$name' that is not available, postponing.\n";
1008	}	1273	}
1009	}	1274	}
1010	}	1275	}
1011		1276
1012	cf::attachable->attach (	1277	cf::attachable->attach (
1013	prio => -1000000,	1278	prio => -1000000,
1014	on_instantiate => sub {	1279	on_instantiate => sub {
1015	my ($obj, $data) = @_;	1280	my ($obj, $data) = @_;
1016		1281
1017	$data = from_json $data;	1282	$data = decode_json $data;
1018		1283
1019	for (@$data) {	1284	for (@$data) {
1020	my ($name, $args) = @$_;	1285	my ($name, $args) = @$_;
1021		1286
1022	$obj->attach ($name, %{$args || {} });	1287	$obj->attach ($name, %{$args || {} });
…		…
1039	my ($filename, $rdata, $objs) = @_;	1304	my ($filename, $rdata, $objs) = @_;
1040		1305
1041	sync_job {	1306	sync_job {
1042	if (length $$rdata) {	1307	if (length $$rdata) {
1043	utf8::decode (my $decname = $filename);	1308	utf8::decode (my $decname = $filename);
1044	warn sprintf "saving %s (%d,%d)\n",	1309	trace sprintf "saving %s (%d,%d)\n",
1045	$decname, length $$rdata, scalar @$objs;	1310	$decname, length $$rdata, scalar @$objs
		1311	if $VERBOSE_IO;
1046		1312
1047	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1313	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1048	chmod SAVE_MODE, $fh;	1314	aio_chmod $fh, SAVE_MODE;
1049	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1315	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1050	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	}
1051	close $fh;	1320	aio_close $fh;
1052		1321
1053	if (@$objs) {	1322	if (@$objs) {
1054	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) {
1055	chmod SAVE_MODE, $fh;	1324	aio_chmod $fh, SAVE_MODE;
1056	my $data = Coro::Storable::blocking_nfreeze { version => 1, objs => $objs };	1325	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1057	aio_write $fh, 0, (length $data), $data, 0;	1326	aio_write $fh, 0, (length $data), $data, 0;
1058	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	}
1059	close $fh;	1331	aio_close $fh;
1060	aio_rename "$filename.pst~", "$filename.pst";	1332	aio_rename "$filename.pst~", "$filename.pst";
1061	}	1333	}
1062	} else {	1334	} else {
1063	aio_unlink "$filename.pst";	1335	aio_unlink "$filename.pst";
1064	}	1336	}
1065		1337
1066	aio_rename "$filename~", $filename;	1338	aio_rename "$filename~", $filename;
		1339
		1340	$filename =~ s%/[^/]+$%%;
		1341	aio_pathsync $filename if $cf::USE_FSYNC;
1067	} else {	1342	} else {
1068	warn "FATAL: $filename~: $!\n";	1343	error "unable to save objects: $filename~: $!\n";
1069	}	1344	}
1070	} else {	1345	} else {
1071	aio_unlink $filename;	1346	aio_unlink $filename;
1072	aio_unlink "$filename.pst";	1347	aio_unlink "$filename.pst";
1073	}	1348	}
…		…
1092		1367
1093	unless (aio_stat "$filename.pst") {	1368	unless (aio_stat "$filename.pst") {
1094	(aio_load "$filename.pst", $av) >= 0	1369	(aio_load "$filename.pst", $av) >= 0
1095	or return;	1370	or return;
1096		1371
1097	my $st = eval { Coro::Storable::thaw $av }	1372	my $st = eval { Coro::Storable::thaw $av };
1098	|| eval { my $guard = Coro::Storable::guard; Storable::thaw $av }; #d# compatibility, remove
1099	$av = $st->{objs};	1373	$av = $st->{objs};
1100	}	1374	}
1101		1375
1102	utf8::decode (my $decname = $filename);	1376	utf8::decode (my $decname = $filename);
1103	warn sprintf "loading %s (%d,%d)\n",	1377	trace sprintf "loading %s (%d,%d)\n",
1104	$decname, length $data, scalar @{$av || []};	1378	$decname, length $data, scalar @{$av || []}
		1379	if $VERBOSE_IO;
1105		1380
1106	($data, $av)	1381	($data, $av)
1107	}	1382	}
1108		1383
1109	=head2 COMMAND CALLBACKS	1384	=head2 COMMAND CALLBACKS
…		…
1165	my ($name, $cb) = @_;	1440	my ($name, $cb) = @_;
1166		1441
1167	$EXTICMD{$name} = $cb;	1442	$EXTICMD{$name} = $cb;
1168	}	1443	}
1169		1444
		1445	use File::Glob ();
		1446
1170	cf::player->attach (	1447	cf::player->attach (
1171	on_command => sub {	1448	on_unknown_command => sub {
1172	my ($pl, $name, $params) = @_;	1449	my ($pl, $name, $params) = @_;
1173		1450
1174	my $cb = $COMMAND{$name}	1451	my $cb = $COMMAND{$name}
1175	or return;	1452	or return;
1176		1453
…		…
1184	my ($pl, $buf) = @_;	1461	my ($pl, $buf) = @_;
1185		1462
1186	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1463	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1187		1464
1188	if (ref $msg) {	1465	if (ref $msg) {
1189	my ($type, $reply, @payload) =	1466	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
1190	"ARRAY" eq ref $msg
1191	? @$msg
1192	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1193		1467
1194	my @reply;	1468	my @reply;
1195		1469
1196	if (my $cb = $EXTCMD{$type}) {	1470	if (my $cb = $EXTCMD{$type}) {
1197	@reply = $cb->($pl, @payload);	1471	@reply = $cb->($pl, @payload);
…		…
1199		1473
1200	$pl->ext_reply ($reply, @reply)	1474	$pl->ext_reply ($reply, @reply)
1201	if $reply;	1475	if $reply;
1202		1476
1203	} else {	1477	} else {
1204	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1478	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1205	}	1479	}
1206		1480
1207	cf::override;	1481	cf::override;
1208	},	1482	},
1209	);	1483	);
1210		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
1211	sub load_extensions {	1498	sub load_extensions {
		1499	info "loading extensions...";
		1500
1212	cf::sync_job {	1501	cf::sync_job {
1213	my %todo;	1502	my %todo;
1214		1503
1215	for my $path (<$LIBDIR/*.ext>) {	1504	for my $path (<$LIBDIR/*.ext>) {
1216	next unless -r $path;	1505	next unless -r $path;
…		…
1234		1523
1235	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1524	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1236	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1525	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1237		1526
1238	$ext{source} =	1527	$ext{source} =
1239	"package $pkg; use strict; use utf8;\n"	1528	"package $pkg; use common::sense;\n"
1240	. "#line 1 \"$path\"\n{\n"	1529	. "#line 1 \"$path\"\n{\n"
1241	. $source	1530	. $source
1242	. "\n};\n1";	1531	. "\n};\n1";
1243		1532
1244	$todo{$base} = \%ext;	1533	$todo{$base} = \%ext;
1245	}	1534	}
1246		1535
		1536	my $pass = 0;
1247	my %done;	1537	my %done;
1248	while (%todo) {	1538	while (%todo) {
1249	my $progress;	1539	my $progress;
1250		1540
		1541	++$pass;
		1542
		1543	ext:
1251	while (my ($k, $v) = each %todo) {	1544	while (my ($k, $v) = each %todo) {
1252	for (split /,\s*/, $v->{meta}{depends}) {	1545	for (split /,\s*/, $v->{meta}{depends}) {
1253	goto skip	1546	next ext
1254	unless exists $done{$_};	1547	unless exists $done{$_};
1255	}	1548	}
1256		1549
1257	warn "... loading '$k' into '$v->{pkg}'\n";	1550	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1258		1551
1259	unless (eval $v->{source}) {	1552	my $active = eval $v->{source};
		1553
		1554	if (length $@) {
1260	my $msg = $@ ? "$v->{path}: $@\n"	1555	error "$v->{path}: $@\n";
1261	: "$v->{base}: extension inactive.\n";
1262		1556
		1557	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1263	if (exists $v->{meta}{mandatory}) {	1558	if exists $v->{meta}{mandatory};
1264	warn $msg;	1559
1265	warn "mandatory extension failed to load, exiting.\n";	1560	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1266	exit 1;	1561	delete $todo{$k};
1267	}	1562	} else {
1268		1563	$done{$k} = delete $todo{$k};
1269	warn $msg;	1564	push @EXTS, $v->{pkg};
		1565	$progress = 1;
		1566
		1567	info "$v->{base}: extension inactive.\n"
		1568	unless $active;
1270	}	1569	}
1271
1272	$done{$k} = delete $todo{$k};
1273	push @EXTS, $v->{pkg};
1274	$progress = 1;
1275	}	1570	}
1276		1571
1277	skip:	1572	unless ($progress) {
1278	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1573	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1279	unless $progress;	1574
		1575	while (my ($k, $v) = each %todo) {
		1576	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1577	if exists $v->{meta}{mandatory};
		1578	}
		1579
		1580	last;
		1581	}
1280	}	1582	}
1281	};	1583	};
1282	}	1584	}
1283		1585
1284	#############################################################################	1586	#############################################################################
1285		1587
1286	=back	1588	=back
1287		1589
1288	=head2 CORE EXTENSIONS	1590	=head2 CORE EXTENSIONS
1289		1591
1290	Functions and methods that extend core crossfire objects.	1592	Functions and methods that extend core deliantra objects.
1291		1593
1292	=cut	1594	=cut
1293		1595
1294	package cf::player;	1596	package cf::player;
1295		1597
…		…
1338		1640
1339	sub exists($) {	1641	sub exists($) {
1340	my ($login) = @_;	1642	my ($login) = @_;
1341		1643
1342	$cf::PLAYER{$login}	1644	$cf::PLAYER{$login}
1343	or cf::sync_job { !aio_stat path $login }	1645	or !aio_stat path $login
1344	}	1646	}
1345		1647
1346	sub find($) {	1648	sub find($) {
1347	return $cf::PLAYER{$_[0]} || do {	1649	return $cf::PLAYER{$_[0]} || do {
1348	my $login = $_[0];	1650	my $login = $_[0];
…		…
1360	my $f = new_from_file cf::object::thawer path $login	1662	my $f = new_from_file cf::object::thawer path $login
1361	or return;	1663	or return;
1362		1664
1363	my $pl = cf::player::load_pl $f	1665	my $pl = cf::player::load_pl $f
1364	or return;	1666	or return;
		1667
1365	local $cf::PLAYER_LOADING{$login} = $pl;	1668	local $cf::PLAYER_LOADING{$login} = $pl;
1366	$f->resolve_delayed_derefs;	1669	$f->resolve_delayed_derefs;
1367	$cf::PLAYER{$login} = $pl	1670	$cf::PLAYER{$login} = $pl
1368	}	1671	}
1369	}	1672	}
1370	}	1673	}
1371		1674
		1675	cf::player->attach (
		1676	on_load => sub {
		1677	my ($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
1372	sub save($) {	1688	sub save($) {
1373	my ($pl) = @_;	1689	my ($pl) = @_;
1374		1690
1375	return if $pl->{deny_save};	1691	return if $pl->{deny_save};
1376		1692
…		…
1379		1695
1380	return if $pl->{deny_save};	1696	return if $pl->{deny_save};
1381		1697
1382	aio_mkdir playerdir $pl, 0770;	1698	aio_mkdir playerdir $pl, 0770;
1383	$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];
1384		1705
1385	$pl->save_pl ($path);	1706	$pl->save_pl ($path);
1386	cf::cede_to_tick;	1707	cf::cede_to_tick;
1387	}	1708	}
1388		1709
…		…
1420	my ($pl) = @_;	1741	my ($pl) = @_;
1421		1742
1422	my $name = $pl->ob->name;	1743	my $name = $pl->ob->name;
1423		1744
1424	$pl->{deny_save} = 1;	1745	$pl->{deny_save} = 1;
1425	$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
1426		1747
1427	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1748	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1428	$pl->deactivate;	1749	$pl->deactivate;
		1750
		1751	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1429	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1752	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1753	ext::highscore::check ($pl->ob);
		1754
1430	$pl->ns->destroy if $pl->ns;	1755	$pl->ns->destroy if $pl->ns;
1431		1756
1432	my $path = playerdir $pl;	1757	my $path = playerdir $pl;
1433	my $temp = "$path~$cf::RUNTIME~deleting~";	1758	my $temp = "$path~$cf::RUNTIME~deleting~";
1434	aio_rename $path, $temp;	1759	aio_rename $path, $temp;
…		…
1472		1797
1473	for my $login (@$dirs) {	1798	for my $login (@$dirs) {
1474	my $path = path $login;	1799	my $path = path $login;
1475		1800
1476	# a .pst is a dead give-away for a valid player	1801	# a .pst is a dead give-away for a valid player
1477	unless (-e "$path.pst") {	1802	# if no pst file found, open and chekc for blocked users
		1803	if (aio_stat "$path.pst") {
1478	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1804	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1479	aio_read $fh, 0, 512, my $buf, 0 or next;	1805	aio_read $fh, 0, 512, my $buf, 0 or next;
1480	$buf !~ /^password -------------$/m or next; # official not-valid tag	1806	$buf !~ /^password -------------$/m or next; # official not-valid tag
1481	}	1807	}
1482		1808
…		…
1486		1812
1487	\@logins	1813	\@logins
1488	}	1814	}
1489		1815
1490	=item $player->maps	1816	=item $player->maps
		1817
		1818	=item cf::player::maps $login
1491		1819
1492	Returns an arrayref of map paths that are private for this	1820	Returns an arrayref of map paths that are private for this
1493	player. May block.	1821	player. May block.
1494		1822
1495	=cut	1823	=cut
…		…
1513	}	1841	}
1514		1842
1515	\@paths	1843	\@paths
1516	}	1844	}
1517		1845
1518	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1846	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1519		1847
1520	Expand crossfire pod fragments into protocol xml.	1848	Expand deliantra pod fragments into protocol xml.
1521
1522	=cut
1523
1524	sub expand_cfpod {
1525	((my $self), (local $_)) = @_;
1526
1527	# escape & and <
1528	s/&/&amp;/g;
1529	s/(?<![BIUGHT])</&lt;/g;
1530
1531	# this is buggy, it needs to properly take care of nested <'s
1532
1533	1 while
1534	# replace B<>, I<>, U<> etc.
1535	s/B<([^\>]*)>/<b>$1<\/b>/
1536	|| s/I<([^\>]*)>/<i>$1<\/i>/
1537	|| s/U<([^\>]*)>/<u>$1<\/u>/
1538	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1539	# replace G<male|female> tags
1540	|| s{G<([^>|]*)\|([^>]*)>}{
1541	$self->gender ? $2 : $1
1542	}ge
1543	# replace H<hint text>
1544	|| s{H<([^\>]*)>}
1545	{
1546	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1547	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1548	"")
1549	[$self->{hintmode}]
1550	}ge;
1551
1552	# create single paragraphs (very hackish)
1553	s/(?<=\S)\n(?=\w)/ /g;
1554
1555	# compress some whitespace
1556	s/\s+\n/\n/g; # ws line-ends
1557	s/\n\n+/\n/g; # double lines
1558	s/^\n+//; # beginning lines
1559	s/\n+$//; # ending lines
1560
1561	$_
1562	}
1563
1564	sub hintmode {
1565	$_[0]{hintmode} = $_[1] if @_ > 1;
1566	$_[0]{hintmode}
1567	}
1568		1849
1569	=item $player->ext_reply ($msgid, @msg)	1850	=item $player->ext_reply ($msgid, @msg)
1570		1851
1571	Sends an ext reply to the player.	1852	Sends an ext reply to the player.
1572		1853
…		…
1604		1885
1605	=cut	1886	=cut
1606		1887
1607	sub find_by_path($) {	1888	sub find_by_path($) {
1608	my ($path) = @_;	1889	my ($path) = @_;
		1890
		1891	$path =~ s/^~[^\/]*//; # skip ~login
1609		1892
1610	my ($match, $specificity);	1893	my ($match, $specificity);
1611		1894
1612	for my $region (list) {	1895	for my $region (list) {
1613	if ($region->{match} && $path =~ $region->{match}) {	1896	if ($region->{match} && $path =~ $region->{match}) {
…		…
1639	our $MAX_RESET = 3600;	1922	our $MAX_RESET = 3600;
1640	our $DEFAULT_RESET = 3000;	1923	our $DEFAULT_RESET = 3000;
1641		1924
1642	sub generate_random_map {	1925	sub generate_random_map {
1643	my ($self, $rmp) = @_;	1926	my ($self, $rmp) = @_;
1644	# mit "rum" bekleckern, nicht	1927
		1928	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1929
1645	$self->_create_random_map (	1930	$self->_create_random_map ($rmp);
1646	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1647	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1648	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1649	$rmp->{exit_on_final_map},
1650	$rmp->{xsize}, $rmp->{ysize},
1651	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1652	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1653	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1654	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1655	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1656	(cf::region::find $rmp->{region}), $rmp->{custom}
1657	)
1658	}	1931	}
1659		1932
1660	=item cf::map->register ($regex, $prio)	1933	=item cf::map->register ($regex, $prio)
1661		1934
1662	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
…		…
1667		1940
1668	sub register {	1941	sub register {
1669	my (undef, $regex, $prio) = @_;	1942	my (undef, $regex, $prio) = @_;
1670	my $pkg = caller;	1943	my $pkg = caller;
1671		1944
1672	no strict;
1673	push @{"$pkg\::ISA"}, __PACKAGE__;	1945	push @{"$pkg\::ISA"}, __PACKAGE__;
1674		1946
1675	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1947	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1676	}	1948	}
1677		1949
1678	# also paths starting with '/'	1950	# also paths starting with '/'
1679	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1951	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1680		1952
1681	sub thawer_merge {	1953	sub thawer_merge {
1682	my ($self, $merge) = @_;	1954	my ($self, $merge) = @_;
1683		1955
1684	# we have to keep some variables in memory intact	1956	# we have to keep some variables in memory intact
…		…
1689	}	1961	}
1690		1962
1691	sub normalise {	1963	sub normalise {
1692	my ($path, $base) = @_;	1964	my ($path, $base) = @_;
1693		1965
1694	$path = "$path"; # make sure its a string	1966	$path = "$path"; # make sure it's a string
1695		1967
1696	$path =~ s/\.map$//;	1968	$path =~ s/\.map$//;
1697		1969
1698	# map plan:	1970	# map plan:
1699	#	1971	#
…		…
1714	$base =~ s{[^/]+/?$}{};	1986	$base =~ s{[^/]+/?$}{};
1715	$path = "$base/$path";	1987	$path = "$base/$path";
1716	}	1988	}
1717		1989
1718	for ($path) {	1990	for ($path) {
1719	redo if s{//}{/};
1720	redo if s{/\.?/}{/};	1991	redo if s{/\.?/}{/};
1721	redo if s{/[^/]+/\.\./}{/};	1992	redo if s{/[^/]+/\.\./}{/};
1722	}	1993	}
1723		1994
1724	$path	1995	$path
…		…
1738	$self->init; # pass $1 etc.	2009	$self->init; # pass $1 etc.
1739	return $self;	2010	return $self;
1740	}	2011	}
1741	}	2012	}
1742		2013
1743	Carp::cluck "unable to resolve path '$path' (base '$base').";	2014	Carp::cluck "unable to resolve path '$path' (base '$base')";
1744	()	2015	()
1745	}	2016	}
1746		2017
		2018	# may re-bless or do other evil things
1747	sub init {	2019	sub init {
1748	my ($self) = @_;	2020	my ($self) = @_;
1749		2021
1750	$self	2022	$self
1751	}	2023	}
…		…
1770		2042
1771	# the temporary/swap location	2043	# the temporary/swap location
1772	sub save_path {	2044	sub save_path {
1773	my ($self) = @_;	2045	my ($self) = @_;
1774		2046
1775	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2047	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1776	"$TMPDIR/$path.map"	2048	"$TMPDIR/$path.map"
1777	}	2049	}
1778		2050
1779	# the unique path, undef == no special unique path	2051	# the unique path, undef == no special unique path
1780	sub uniq_path {	2052	sub uniq_path {
1781	my ($self) = @_;	2053	my ($self) = @_;
1782		2054
1783	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2055	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1784	"$UNIQUEDIR/$path"	2056	"$UNIQUEDIR/$path"
1785	}
1786
1787	# and all this just because we cannot iterate over
1788	# all maps in C++...
1789	sub change_all_map_light {
1790	my ($change) = @_;
1791
1792	$_->change_map_light ($change)
1793	for grep $_->outdoor, values %cf::MAP;
1794	}	2057	}
1795		2058
1796	sub decay_objects {	2059	sub decay_objects {
1797	my ($self) = @_;	2060	my ($self) = @_;
1798		2061
…		…
1825	$self->{load_path} = $path;	2088	$self->{load_path} = $path;
1826		2089
1827	1	2090	1
1828	}	2091	}
1829		2092
		2093	# used to laod the header of an original map
1830	sub load_header_orig {	2094	sub load_header_orig {
1831	my ($self) = @_;	2095	my ($self) = @_;
1832		2096
1833	$self->load_header_from ($self->load_path)	2097	$self->load_header_from ($self->load_path)
1834	}	2098	}
1835		2099
		2100	# used to laod the header of an instantiated map
1836	sub load_header_temp {	2101	sub load_header_temp {
1837	my ($self) = @_;	2102	my ($self) = @_;
1838		2103
1839	$self->load_header_from ($self->save_path)	2104	$self->load_header_from ($self->save_path)
1840	}	2105	}
1841		2106
		2107	# called after loading the header from an instantiated map
1842	sub prepare_temp {	2108	sub prepare_temp {
1843	my ($self) = @_;	2109	my ($self) = @_;
1844		2110
1845	$self->last_access ((delete $self->{last_access})	2111	$self->last_access ((delete $self->{last_access})
1846	|| $cf::RUNTIME); #d#	2112	|| $cf::RUNTIME); #d#
1847	# safety	2113	# safety
1848	$self->{instantiate_time} = $cf::RUNTIME	2114	$self->{instantiate_time} = $cf::RUNTIME
1849	if $self->{instantiate_time} > $cf::RUNTIME;	2115	if $self->{instantiate_time} > $cf::RUNTIME;
1850	}	2116	}
1851		2117
		2118	# called after loading the header from an original map
1852	sub prepare_orig {	2119	sub prepare_orig {
1853	my ($self) = @_;	2120	my ($self) = @_;
1854		2121
1855	$self->{load_original} = 1;	2122	$self->{load_original} = 1;
1856	$self->{instantiate_time} = $cf::RUNTIME;	2123	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1880		2147
1881	sub find;	2148	sub find;
1882	sub find {	2149	sub find {
1883	my ($path, $origin) = @_;	2150	my ($path, $origin) = @_;
1884		2151
		2152	cf::cede_to_tick;
		2153
1885	$path = normalise $path, $origin && $origin->path;	2154	$path = normalise $path, $origin;
1886		2155
1887	cf::lock_wait "map_data:$path";#d#remove	2156	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1888	cf::lock_wait "map_find:$path";	2157	my $guard2 = cf::lock_acquire "map_find:$path";
1889		2158
1890	$cf::MAP{$path} || do {	2159	$cf::MAP{$path} || do {
1891	my $guard1 = cf::lock_acquire "map_find:$path";
1892	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1893
1894	my $map = new_from_path cf::map $path	2160	my $map = new_from_path cf::map $path
1895	or return;	2161	or return;
1896		2162
1897	$map->{last_save} = $cf::RUNTIME;	2163	$map->{last_save} = $cf::RUNTIME;
1898		2164
…		…
1900	or return;	2166	or return;
1901		2167
1902	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2168	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1903	# doing this can freeze the server in a sync job, obviously	2169	# doing this can freeze the server in a sync job, obviously
1904	#$cf::WAIT_FOR_TICK->wait;	2170	#$cf::WAIT_FOR_TICK->wait;
		2171	undef $guard2;
1905	undef $guard1;	2172	undef $guard1;
1906	undef $guard2;
1907	$map->reset;	2173	$map->reset;
1908	return find $path;	2174	return find $path;
1909	}	2175	}
1910		2176
1911	$cf::MAP{$path} = $map	2177	$cf::MAP{$path} = $map
1912	}	2178	}
1913	}	2179	}
1914		2180
1915	sub pre_load { }	2181	sub pre_load { }
1916	sub post_load { }	2182	#sub post_load { } # XS
1917		2183
1918	sub load {	2184	sub load {
1919	my ($self) = @_;	2185	my ($self) = @_;
1920		2186
1921	local $self->{deny_reset} = 1; # loading can take a long time	2187	local $self->{deny_reset} = 1; # loading can take a long time
…		…
1924		2190
1925	{	2191	{
1926	my $guard = cf::lock_acquire "map_data:$path";	2192	my $guard = cf::lock_acquire "map_data:$path";
1927		2193
1928	return unless $self->valid;	2194	return unless $self->valid;
1929	return unless $self->in_memory == cf::MAP_SWAPPED;	2195	return unless $self->state == cf::MAP_SWAPPED;
1930
1931	$self->in_memory (cf::MAP_LOADING);
1932		2196
1933	$self->alloc;	2197	$self->alloc;
1934		2198
1935	$self->pre_load;	2199	$self->pre_load;
1936	cf::cede_to_tick;	2200	cf::cede_to_tick;
1937		2201
		2202	if (exists $self->{load_path}) {
1938	my $f = new_from_file cf::object::thawer $self->{load_path};	2203	my $f = new_from_file cf::object::thawer $self->{load_path};
1939	$f->skip_block;	2204	$f->skip_block;
1940	$self->_load_objects ($f)	2205	$self->_load_objects ($f)
1941	or return;	2206	or return;
1942		2207
1943	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2208	$self->post_load_original
1944	if delete $self->{load_original};	2209	if delete $self->{load_original};
1945		2210
1946	if (my $uniq = $self->uniq_path) {	2211	if (my $uniq = $self->uniq_path) {
1947	utf8::encode $uniq;	2212	utf8::encode $uniq;
1948	unless (aio_stat $uniq) {	2213	unless (aio_stat $uniq) {
1949	if (my $f = new_from_file cf::object::thawer $uniq) {	2214	if (my $f = new_from_file cf::object::thawer $uniq) {
1950	$self->clear_unique_items;	2215	$self->clear_unique_items;
1951	$self->_load_objects ($f);	2216	$self->_load_objects ($f);
1952	$f->resolve_delayed_derefs;	2217	$f->resolve_delayed_derefs;
		2218	}
1953	}	2219	}
1954	}	2220	}
1955	}
1956		2221
1957	$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);
1958		2229
1959	cf::cede_to_tick;	2230	cf::cede_to_tick;
1960	# now do the right thing for maps	2231	# now do the right thing for maps
1961	$self->link_multipart_objects;	2232	$self->link_multipart_objects;
1962	$self->difficulty ($self->estimate_difficulty)	2233	$self->difficulty ($self->estimate_difficulty)
…		…
1966	unless ($self->{deny_activate}) {	2237	unless ($self->{deny_activate}) {
1967	$self->decay_objects;	2238	$self->decay_objects;
1968	$self->fix_auto_apply;	2239	$self->fix_auto_apply;
1969	$self->update_buttons;	2240	$self->update_buttons;
1970	cf::cede_to_tick;	2241	cf::cede_to_tick;
1971	$self->set_darkness_map;	2242	#$self->activate; # no longer activate maps automatically
1972	cf::cede_to_tick;
1973	$self->activate;
1974	}	2243	}
1975		2244
1976	$self->{last_save} = $cf::RUNTIME;	2245	$self->{last_save} = $cf::RUNTIME;
1977	$self->last_access ($cf::RUNTIME);	2246	$self->last_access ($cf::RUNTIME);
1978
1979	$self->in_memory (cf::MAP_IN_MEMORY);
1980	}	2247	}
1981		2248
1982	$self->post_load;	2249	$self->post_load;
1983	}
1984		2250
		2251	1
		2252	}
		2253
		2254	# customize the map for a given player, i.e.
		2255	# return the _real_ map. used by e.g. per-player
		2256	# maps to change the path to ~playername/mappath
1985	sub customise_for {	2257	sub customise_for {
1986	my ($self, $ob) = @_;	2258	my ($self, $ob) = @_;
1987		2259
1988	return find "~" . $ob->name . "/" . $self->{path}	2260	return find "~" . $ob->name . "/" . $self->{path}
1989	if $self->per_player;	2261	if $self->per_player;
…		…
1992	# if $self->per_party;	2264	# if $self->per_party;
1993		2265
1994	$self	2266	$self
1995	}	2267	}
1996		2268
1997	# find and load all maps in the 3x3 area around a map
1998	sub load_neighbours {
1999	my ($map) = @_;
2000
2001	my @neigh; # diagonal neighbours
2002
2003	for (0 .. 3) {
2004	my $neigh = $map->tile_path ($_)
2005	or next;
2006	$neigh = find $neigh, $map
2007	or next;
2008	$neigh->load;
2009
2010	push @neigh,
2011	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2012	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2013	}
2014
2015	for (grep defined $_->[0], @neigh) {
2016	my ($path, $origin) = @$_;
2017	my $neigh = find $path, $origin
2018	or next;
2019	$neigh->load;
2020	}
2021	}
2022
2023	sub find_sync {	2269	sub find_sync {
2024	my ($path, $origin) = @_;	2270	my ($path, $origin) = @_;
2025		2271
2026	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, $origin
2027	}	2277	}
2028		2278
2029	sub do_load_sync {	2279	sub do_load_sync {
2030	my ($map) = @_;	2280	my ($map) = @_;
2031		2281
		2282	# it's a bug to call this from the main context
2032	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2283	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2033	if $Coro::current == $Coro::main;	2284	if $Coro::current == $Coro::main;
2034		2285
2035	cf::sync_job { $map->load };	2286	$map->load;
2036	}	2287	}
2037		2288
2038	our %MAP_PREFETCH;	2289	our %MAP_PREFETCH;
2039	our $MAP_PREFETCHER = undef;	2290	our $MAP_PREFETCHER = undef;
2040		2291
2041	sub find_async {	2292	sub find_async {
2042	my ($path, $origin, $load) = @_;	2293	my ($path, $origin, $load) = @_;
2043		2294
2044	$path = normalise $path, $origin && $origin->{path};	2295	$path = normalise $path, $origin;
2045		2296
2046	if (my $map = $cf::MAP{$path}) {	2297	if (my $map = $cf::MAP{$path}) {
2047	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2298	return $map if !$load || $map->linkable;
2048	}	2299	}
2049		2300
2050	$MAP_PREFETCH{$path} |= $load;	2301	$MAP_PREFETCH{$path} |= $load;
2051		2302
2052	$MAP_PREFETCHER ||= cf::async {	2303	$MAP_PREFETCHER ||= cf::async {
…		…
2066	$MAP_PREFETCHER->prio (6);	2317	$MAP_PREFETCHER->prio (6);
2067		2318
2068	()	2319	()
2069	}	2320	}
2070		2321
		2322	# common code, used by both ->save and ->swapout
2071	sub save {	2323	sub _save {
2072	my ($self) = @_;	2324	my ($self) = @_;
2073
2074	my $lock = cf::lock_acquire "map_data:$self->{path}";
2075		2325
2076	$self->{last_save} = $cf::RUNTIME;	2326	$self->{last_save} = $cf::RUNTIME;
2077		2327
2078	return unless $self->dirty;	2328	return unless $self->dirty;
2079		2329
…		…
2088		2338
2089	cf::async {	2339	cf::async {
2090	$Coro::current->{desc} = "map player save";	2340	$Coro::current->{desc} = "map player save";
2091	$_->contr->save for $self->players;	2341	$_->contr->save for $self->players;
2092	};	2342	};
		2343
		2344	cf::get_slot 0.02;
2093		2345
2094	if ($uniq) {	2346	if ($uniq) {
2095	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2347	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2096	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2348	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2097	} else {	2349	} else {
2098	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2350	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2099	}	2351	}
2100	}	2352	}
2101		2353
		2354	sub save {
		2355	my ($self) = @_;
		2356
		2357	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2358
		2359	$self->_save;
		2360	}
		2361
2102	sub swap_out {	2362	sub swap_out {
2103	my ($self) = @_;	2363	my ($self) = @_;
2104		2364
2105	# save first because save cedes
2106	$self->save;
2107
2108	my $lock = cf::lock_acquire "map_data:$self->{path}";	2365	my $lock = cf::lock_acquire "map_data:$self->{path}";
2109		2366
		2367	return if !$self->linkable;
		2368	return if $self->{deny_save};
2110	return if $self->players;	2369	return if $self->players;
2111	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
2112	return if $self->{deny_save};	2387	return 1e99 if $self->{deny_reset};
2113		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
2114	$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};
2115		2421
2116	$self->deactivate;	2422	$self->deactivate;
2117	$_->clear_links_to ($self) for values %cf::MAP;	2423	$_->clear_links_to ($self) for values %cf::MAP;
2118	$self->clear;	2424	$self->clear;
2119	}
2120
2121	sub reset_at {
2122	my ($self) = @_;
2123
2124	# TODO: safety, remove and allow resettable per-player maps
2125	return 1e99 if $self->{deny_reset};
2126
2127	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2128	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2129
2130	$time + $to
2131	}
2132
2133	sub should_reset {
2134	my ($self) = @_;
2135
2136	$self->reset_at <= $cf::RUNTIME
2137	}
2138
2139	sub reset {
2140	my ($self) = @_;
2141
2142	my $lock = cf::lock_acquire "map_data:$self->{path}";
2143
2144	return if $self->players;
2145
2146	warn "resetting map ", $self->path;
2147
2148	$self->in_memory (cf::MAP_SWAPPED);
2149
2150	# need to save uniques path
2151	unless ($self->{deny_save}) {
2152	my $uniq = $self->uniq_path; utf8::encode $uniq;
2153
2154	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2155	if $uniq;
2156	}
2157
2158	delete $cf::MAP{$self->path};
2159
2160	$self->deactivate;
2161	$_->clear_links_to ($self) for values %cf::MAP;
2162	$self->clear;
2163		2425
2164	$self->unlink_save;	2426	$self->unlink_save;
2165	$self->destroy;	2427	$self->destroy;
2166	}	2428	}
2167		2429
…		…
2175		2437
2176	delete $cf::MAP{$self->path};	2438	delete $cf::MAP{$self->path};
2177		2439
2178	$self->unlink_save;	2440	$self->unlink_save;
2179		2441
2180	bless $self, "cf::map";	2442	bless $self, "cf::map::wrap";
2181	delete $self->{deny_reset};	2443	delete $self->{deny_reset};
2182	$self->{deny_save} = 1;	2444	$self->{deny_save} = 1;
2183	$self->reset_timeout (1);	2445	$self->reset_timeout (1);
2184	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2446	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2185		2447
…		…
2234		2496
2235	sub unique_maps() {	2497	sub unique_maps() {
2236	[	2498	[
2237	map {	2499	map {
2238	utf8::decode $_;	2500	utf8::decode $_;
2239	/\.map$/	2501	s/\.map$//; # TODO future compatibility hack
		2502	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2503	? ()
2240	? normalise $_	2504	: normalise $_
2241	: ()
2242	} @{ aio_readdir $UNIQUEDIR or [] }	2505	} @{ aio_readdir $UNIQUEDIR or [] }
2243	]	2506	]
2244	}	2507	}
2245		2508
2246	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	}
2247		2540
2248	=back	2541	=back
2249		2542
2250	=head3 cf::object	2543	=head3 cf::object
2251		2544
…		…
2255		2548
2256	=over 4	2549	=over 4
2257		2550
2258	=item $ob->inv_recursive	2551	=item $ob->inv_recursive
2259		2552
2260	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.
2261		2555
2262	=cut	2556	=cut
2263		2557
2264	sub inv_recursive_;	2558	sub inv_recursive_;
2265	sub inv_recursive_ {	2559	sub inv_recursive_ {
…		…
2270	inv_recursive_ inv $_[0]	2564	inv_recursive_ inv $_[0]
2271	}	2565	}
2272		2566
2273	=item $ref = $ob->ref	2567	=item $ref = $ob->ref
2274		2568
2275	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.
2276		2570
2277	=item $ob = cf::object::deref ($refstring)	2571	=item $ob = cf::object::deref ($refstring)
2278		2572
2279	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,
2280	even if the object actually exists. May block.	2574	even if the object actually exists. May block.
…		…
2312	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
2313	dialogue with the given NPC character.	2607	dialogue with the given NPC character.
2314		2608
2315	=cut	2609	=cut
2316		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
2317	# rough implementation of a future "reply" method that works	2625	# rough implementation of a future "reply" method that works
2318	# with dialog boxes.	2626	# with dialog boxes.
2319	#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
2320	sub cf::object::player::reply($$$;$) {	2628	sub cf::object::player::reply($$$;$) {
2321	my ($self, $npc, $msg, $flags) = @_;	2629	my ($self, $npc, $msg, $flags) = @_;
…		…
2332	my $dialog = $pl->{npc_dialog};	2640	my $dialog = $pl->{npc_dialog};
2333	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2641	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2334		2642
2335	} else {	2643	} else {
2336	$msg = $npc->name . " says: $msg" if $npc;	2644	$msg = $npc->name . " says: $msg" if $npc;
2337	$self->message ($msg, $flags);	2645	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2338	}	2646	}
2339	}	2647	}
2340	}	2648	}
2341		2649
2342	=item $object->send_msg ($channel, $msg, $color, [extra...])	2650	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2367		2675
2368	=item $player_object->enter_link	2676	=item $player_object->enter_link
2369		2677
2370	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}>).
2371		2679
2372	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.
2373	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.
2374		2684
2375	Will never block.	2685	Will never block.
2376		2686
2377	=item $player_object->leave_link ($map, $x, $y)	2687	=item $player_object->leave_link ($map, $x, $y)
2378		2688
…		…
2398	sub cf::object::player::enter_link {	2708	sub cf::object::player::enter_link {
2399	my ($self) = @_;	2709	my ($self) = @_;
2400		2710
2401	$self->deactivate_recursive;	2711	$self->deactivate_recursive;
2402		2712
		2713	++$self->{_link_recursion};
		2714
2403	return if UNIVERSAL::isa $self->map, "ext::map_link";	2715	return if UNIVERSAL::isa $self->map, "ext::map_link";
2404		2716
2405	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2717	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2406	if $self->map && $self->map->{path} ne "{link}";	2718	if $self->map && $self->map->{path} ne "{link}";
2407		2719
2408	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2720	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2409	}	2721	}
2410		2722
2411	sub cf::object::player::leave_link {	2723	sub cf::object::player::leave_link {
2412	my ($self, $map, $x, $y) = @_;	2724	my ($self, $map, $x, $y) = @_;
2413		2725
…		…
2430	($x, $y) = (-1, -1)	2742	($x, $y) = (-1, -1)
2431	unless (defined $x) && (defined $y);	2743	unless (defined $x) && (defined $y);
2432		2744
2433	# use -1 or undef as default coordinates, not 0, 0	2745	# use -1 or undef as default coordinates, not 0, 0
2434	($x, $y) = ($map->enter_x, $map->enter_y)	2746	($x, $y) = ($map->enter_x, $map->enter_y)
2435	if $x <=0 && $y <= 0;	2747	if $x <= 0 && $y <= 0;
2436		2748
2437	$map->load;	2749	$map->load;
2438	$map->load_neighbours;
2439		2750
2440	return unless $self->contr->active;	2751	return unless $self->contr->active;
2441	$self->activate_recursive;
2442		2752
2443	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2753	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2444	$self->enter_map ($map, $x, $y);	2754	if ($self->enter_map ($map, $x, $y)) {
2445	}	2755	# entering was successful
		2756	delete $self->{_link_recursion};
		2757	# only activate afterwards, to support waiting in hooks
		2758	$self->activate_recursive;
		2759	}
2446		2760
		2761	}
		2762
2447	=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)]])
2448		2764
2449	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
2450	her, loading and preparing them map, calling the provided $check callback	2766	her, loading and preparing them map, calling the provided $check callback
2451	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
2452	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
2453	be called at the end of this process.	2769	be called at the end of this process.
2454		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
2455	=cut	2774	=cut
2456		2775
2457	our $GOTOGEN;	2776	our $GOTOGEN;
2458		2777
2459	sub cf::object::player::goto {	2778	sub cf::object::player::goto {
2460	my ($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	}
2461		2786
2462	# 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
2463	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2788	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2464		2789
2465	$self->enter_link;	2790	$self->enter_link;
…		…
2485	($path, $x, $y) = (undef, undef, undef);	2810	($path, $x, $y) = (undef, undef, undef);
2486	}	2811	}
2487	}	2812	}
2488		2813
2489	my $map = eval {	2814	my $map = eval {
2490	my $map = defined $path ? cf::map::find $path : undef;	2815	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2491		2816
2492	if ($map) {	2817	if ($map) {
2493	$map = $map->customise_for ($self);	2818	$map = $map->customise_for ($self);
2494	$map = $check->($map) if $check && $map;	2819	$map = $check->($map, $x, $y, $self) if $check && $map;
2495	} else {	2820	} else {
2496	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2821	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2497	}	2822	}
2498		2823
2499	$map	2824	$map
…		…
2507	if ($gen == $self->{_goto_generation}) {	2832	if ($gen == $self->{_goto_generation}) {
2508	delete $self->{_goto_generation};	2833	delete $self->{_goto_generation};
2509	$self->leave_link ($map, $x, $y);	2834	$self->leave_link ($map, $x, $y);
2510	}	2835	}
2511		2836
2512	$done->() if $done;	2837	$done->($self) if $done;
2513	})->prio (1);	2838	})->prio (1);
2514	}	2839	}
2515		2840
2516	=item $player_object->enter_exit ($exit_object)	2841	=item $player_object->enter_exit ($exit_object)
2517		2842
…		…
2537	}	2862	}
2538		2863
2539	sub prepare_random_map {	2864	sub prepare_random_map {
2540	my ($exit) = @_;	2865	my ($exit) = @_;
2541		2866
2542	my $guard = cf::lock_acquire "exit_prepare:$exit";
2543
2544	# all this does is basically replace the /! path by	2867	# all this does is basically replace the /! path by
2545	# a new random map path (?random/...) with a seed	2868	# a new random map path (?random/...) with a seed
2546	# that depends on the exit object	2869	# that depends on the exit object
2547		2870
2548	my $rmp = parse_random_map_params $exit->msg;	2871	my $rmp = parse_random_map_params $exit->msg;
…		…
2550	if ($exit->map) {	2873	if ($exit->map) {
2551	$rmp->{region} = $exit->region->name;	2874	$rmp->{region} = $exit->region->name;
2552	$rmp->{origin_map} = $exit->map->path;	2875	$rmp->{origin_map} = $exit->map->path;
2553	$rmp->{origin_x} = $exit->x;	2876	$rmp->{origin_x} = $exit->x;
2554	$rmp->{origin_y} = $exit->y;	2877	$rmp->{origin_y} = $exit->y;
		2878
		2879	$exit->map->touch;
2555	}	2880	}
2556		2881
2557	$rmp->{random_seed} ||= $exit->random_seed;	2882	$rmp->{random_seed} ||= $exit->random_seed;
2558		2883
2559	my $data = cf::to_json $rmp;	2884	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2560	my $md5 = Digest::MD5::md5_hex $data;	2885	my $md5 = Digest::MD5::md5_hex $data;
2561	my $meta = "$RANDOMDIR/$md5.meta";	2886	my $meta = "$RANDOMDIR/$md5.meta";
2562		2887
2563	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2888	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2564	aio_write $fh, 0, (length $data), $data, 0;	2889	aio_write $fh, 0, (length $data), $data, 0;
2565	undef $fh;	2890	undef $fh;
2566	aio_rename "$meta~", $meta;	2891	aio_rename "$meta~", $meta;
2567		2892
		2893	my $slaying = "?random/$md5";
		2894
		2895	if ($exit->valid) {
2568	$exit->slaying ("?random/$md5");	2896	$exit->slaying ("?random/$md5");
2569	$exit->msg (undef);	2897	$exit->msg (undef);
		2898	}
2570	}	2899	}
2571	}	2900	}
2572		2901
2573	sub cf::object::player::enter_exit {	2902	sub cf::object::player::enter_exit {
2574	my ($self, $exit) = @_;	2903	my ($self, $exit) = @_;
2575		2904
2576	return unless $self->type == cf::PLAYER;	2905	return unless $self->type == cf::PLAYER;
2577		2906
2578	if ($exit->slaying eq "/!") {
2579	#TODO: this should de-fi-ni-te-ly not be a sync-job
2580	# the problem is that $exit might not survive long enough
2581	# so it needs to be done right now, right here
2582	cf::sync_job { prepare_random_map $exit };
2583	}
2584
2585	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2586	my $hp = $exit->stats->hp;
2587	my $sp = $exit->stats->sp;
2588
2589	$self->enter_link;	2907	$self->enter_link;
2590		2908
2591	# if exit is damned, update players death & WoR home-position
2592	$self->contr->savebed ($slaying, $hp, $sp)
2593	if $exit->flag (FLAG_DAMNED);
2594
2595	(async {	2909	(async {
2596	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2910	$Coro::current->{desc} = "enter_exit";
2597		2911
2598	$self->deactivate_recursive; # just to be sure
2599	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
2600	$self->goto ($slaying, $hp, $sp);	2942	$self->goto ($map, $x, $y);
2601		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
2602	1;	2948	1
2603	}) {	2949	}) {
2604	$self->message ("Something went wrong deep within the crossfire server. "	2950	$self->message ("Something went wrong deep within the deliantra server. "
2605	. "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. "
2606	. "Please report this to the dungeon master!",	2952	. "Please report this to the dungeon master!",
2607	cf::NDI_UNIQUE | cf::NDI_RED);	2953	cf::NDI_UNIQUE | cf::NDI_RED);
2608		2954
2609	warn "ERROR in enter_exit: $@";	2955	error "ERROR in enter_exit: $@";
2610	$self->leave_link;	2956	$self->leave_link;
2611	}	2957	}
2612	})->prio (1);	2958	})->prio (1);
2613	}	2959	}
2614		2960
…		…
2626	sub cf::client::send_drawinfo {	2972	sub cf::client::send_drawinfo {
2627	my ($self, $text, $flags) = @_;	2973	my ($self, $text, $flags) = @_;
2628		2974
2629	utf8::encode $text;	2975	utf8::encode $text;
2630	$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);
2631	}	3002	}
2632		3003
2633	=item $client->send_msg ($channel, $msg, $color, [extra...])	3004	=item $client->send_msg ($channel, $msg, $color, [extra...])
2634		3005
2635	Send a drawinfo or msg packet to the client, formatting the msg for the	3006	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2637	the message, with C<log> being the default. If C<$color> is negative, suppress	3008	the message, with C<log> being the default. If C<$color> is negative, suppress
2638	the message unless the client supports the msg packet.	3009	the message unless the client supports the msg packet.
2639		3010
2640	=cut	3011	=cut
2641		3012
		3013	# non-persistent channels (usually the info channel)
2642	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	},
2643	"c/identify" => {	3021	"c/identify" => {
2644	id => "infobox",	3022	id => "infobox",
2645	title => "Identify",	3023	title => "Identify",
2646	reply => undef,	3024	reply => undef,
2647	tooltip => "Items recently identified",	3025	tooltip => "Items recently identified",
…		…
2650	id => "infobox",	3028	id => "infobox",
2651	title => "Examine",	3029	title => "Examine",
2652	reply => undef,	3030	reply => undef,
2653	tooltip => "Signs and other items you examined",	3031	tooltip => "Signs and other items you examined",
2654	},	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	},
2655	"c/lookat" => {	3045	"c/lookat" => {
2656	id => "infobox",	3046	id => "infobox",
2657	title => "Look",	3047	title => "Look",
2658	reply => undef,	3048	reply => undef,
2659	tooltip => "What you saw there",	3049	tooltip => "What you saw there",
2660	},	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" => $CHAT_CHANNEL,
2661	);	3125	);
2662		3126
2663	sub cf::client::send_msg {	3127	sub cf::client::send_msg {
2664	my ($self, $channel, $msg, $color, @extra) = @_;	3128	my ($self, $channel, $msg, $color, @extra) = @_;
2665		3129
2666	$msg = $self->pl->expand_cfpod ($msg);	3130	$msg = $self->pl->expand_cfpod ($msg)
		3131	unless $color & cf::NDI_VERBATIM;
2667		3132
2668	$color &= cf::NDI_CLIENT_MASK; # just in case...	3133	$color &= cf::NDI_CLIENT_MASK; # just in case...
2669		3134
2670	# check predefined channels, for the benefit of C	3135	# check predefined channels, for the benefit of C
2671	if ($CHANNEL{$channel}) {	3136	if ($CHANNEL{$channel}) {
2672	$channel = $CHANNEL{$channel};	3137	$channel = $CHANNEL{$channel};
2673		3138
2674	$self->ext_msg (channel_info => $channel)	3139	$self->ext_msg (channel_info => $channel);
2675	if $self->can_msg;
2676
2677	$channel = $channel->{id};	3140	$channel = $channel->{id};
2678		3141
2679	} elsif (ref $channel) {	3142	} elsif (ref $channel) {
2680	# send meta info to client, if not yet sent	3143	# send meta info to client, if not yet sent
2681	unless (exists $self->{channel}{$channel->{id}}) {	3144	unless (exists $self->{channel}{$channel->{id}}) {
2682	$self->{channel}{$channel->{id}} = $channel;	3145	$self->{channel}{$channel->{id}} = $channel;
2683	$self->ext_msg (channel_info => $channel)	3146	$self->ext_msg (channel_info => $channel);
2684	if $self->can_msg;
2685	}	3147	}
2686		3148
2687	$channel = $channel->{id};	3149	$channel = $channel->{id};
2688	}	3150	}
2689		3151
2690	return unless @extra || length $msg;	3152	return unless @extra || length $msg;
2691		3153
2692	if ($self->can_msg) {
2693	# default colour, mask it out	3154	# default colour, mask it out
2694	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3155	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2695	if $color & cf::NDI_DEF;	3156	if $color & cf::NDI_DEF;
2696		3157
2697	$self->send_packet ("msg " . $self->{json_coder}->encode (	3158	my $pkt = "msg "
		3159	. $self->{json_coder}->encode (
2698	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3160	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2699	} else {	3161	);
2700	if ($color >= 0) {
2701	# replace some tags by gcfclient-compatible ones
2702	for ($msg) {
2703	1 while
2704	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2705	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2706	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2707	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2708	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2709	}
2710		3162
2711	$color &= cf::NDI_COLOR_MASK;	3163	$self->send_big_packet ($pkt);
2712
2713	utf8::encode $msg;
2714
2715	if (0 && $msg =~ /\[/) {
2716	# COMMAND/INFO
2717	$self->send_packet ("drawextinfo $color 10 8 $msg")
2718	} else {
2719	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2720	$self->send_packet ("drawinfo $color $msg")
2721	}
2722	}
2723	}
2724	}	3164	}
2725		3165
2726	=item $client->ext_msg ($type, @msg)	3166	=item $client->ext_msg ($type, @msg)
2727		3167
2728	Sends an ext event to the client.	3168	Sends an ext event to the client.
…		…
2731		3171
2732	sub cf::client::ext_msg($$@) {	3172	sub cf::client::ext_msg($$@) {
2733	my ($self, $type, @msg) = @_;	3173	my ($self, $type, @msg) = @_;
2734		3174
2735	if ($self->extcmd == 2) {	3175	if ($self->extcmd == 2) {
2736	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3176	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2737	} elsif ($self->extcmd == 1) { # TODO: remove	3177	} elsif ($self->extcmd == 1) { # TODO: remove
2738	push @msg, msgtype => "event_$type";	3178	push @msg, msgtype => "event_$type";
2739	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3179	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2740	}	3180	}
2741	}	3181	}
2742		3182
2743	=item $client->ext_reply ($msgid, @msg)	3183	=item $client->ext_reply ($msgid, @msg)
2744		3184
…		…
2747	=cut	3187	=cut
2748		3188
2749	sub cf::client::ext_reply($$@) {	3189	sub cf::client::ext_reply($$@) {
2750	my ($self, $id, @msg) = @_;	3190	my ($self, $id, @msg) = @_;
2751		3191
2752	if ($self->extcmd == 2) {	3192	return unless $self->extcmd == 2;
		3193
2753	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3194	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2754	} elsif ($self->extcmd == 1) {
2755	#TODO: version 1, remove
2756	unshift @msg, msgtype => "reply", msgid => $id;
2757	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2758	}
2759	}	3195	}
2760		3196
2761	=item $success = $client->query ($flags, "text", \&cb)	3197	=item $success = $client->query ($flags, "text", \&cb)
2762		3198
2763	Queues a query to the client, calling the given callback with	3199	Queues a query to the client, calling the given callback with
…		…
2818	my ($ns, $buf) = @_;	3254	my ($ns, $buf) = @_;
2819		3255
2820	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3256	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2821		3257
2822	if (ref $msg) {	3258	if (ref $msg) {
2823	my ($type, $reply, @payload) =	3259	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
2824	"ARRAY" eq ref $msg
2825	? @$msg
2826	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2827		3260
2828	my @reply;	3261	my @reply;
2829		3262
2830	if (my $cb = $EXTICMD{$type}) {	3263	if (my $cb = $EXTICMD{$type}) {
2831	@reply = $cb->($ns, @payload);	3264	@reply = $cb->($ns, @payload);
…		…
2833		3266
2834	$ns->ext_reply ($reply, @reply)	3267	$ns->ext_reply ($reply, @reply)
2835	if $reply;	3268	if $reply;
2836		3269
2837	} else {	3270	} else {
2838	warn "client " . ($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";
2839	}	3272	}
2840		3273
2841	cf::override;	3274	cf::override;
2842	},	3275	},
2843	);	3276	);
…		…
2863		3296
2864	$coro	3297	$coro
2865	}	3298	}
2866		3299
2867	cf::client->attach (	3300	cf::client->attach (
2868	on_destroy => sub {	3301	on_client_destroy => sub {
2869	my ($ns) = @_;	3302	my ($ns) = @_;
2870		3303
2871	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3304	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2872	},	3305	},
2873	);	3306	);
…		…
2889	our $safe_hole = new Safe::Hole;	3322	our $safe_hole = new Safe::Hole;
2890		3323
2891	$SIG{FPE} = 'IGNORE';	3324	$SIG{FPE} = 'IGNORE';
2892		3325
2893	$safe->permit_only (Opcode::opset qw(	3326	$safe->permit_only (Opcode::opset qw(
2894	:base_core :base_mem :base_orig :base_math	3327	:base_core :base_mem :base_orig :base_math :base_loop
2895	grepstart grepwhile mapstart mapwhile	3328	grepstart grepwhile mapstart mapwhile
2896	sort time	3329	sort time
2897	));	3330	));
2898		3331
2899	# here we export the classes and methods available to script code	3332	# here we export the classes and methods available to script code
…		…
2902		3335
2903	The following functions and methods are available within a safe environment:	3336	The following functions and methods are available within a safe environment:
2904		3337
2905	cf::object	3338	cf::object
2906	contr pay_amount pay_player map x y force_find force_add destroy	3339	contr pay_amount pay_player map x y force_find force_add destroy
2907	insert remove name archname title slaying race decrease_ob_nr	3340	insert remove name archname title slaying race decrease split
		3341	value
2908		3342
2909	cf::object::player	3343	cf::object::player
2910	player	3344	player
2911		3345
2912	cf::player	3346	cf::player
…		…
2917		3351
2918	=cut	3352	=cut
2919		3353
2920	for (	3354	for (
2921	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3355	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2922	insert remove inv name archname title slaying race	3356	insert remove inv nrof name archname title slaying race
2923	decrease_ob_nr destroy)],	3357	decrease split destroy change_exp value msg lore send_msg)],
2924	["cf::object::player" => qw(player)],	3358	["cf::object::player" => qw(player)],
2925	["cf::player" => qw(peaceful)],	3359	["cf::player" => qw(peaceful send_msg)],
2926	["cf::map" => qw(trigger)],	3360	["cf::map" => qw(trigger)],
2927	) {	3361	) {
2928	no strict 'refs';
2929	my ($pkg, @funs) = @$_;	3362	my ($pkg, @funs) = @$_;
2930	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3363	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2931	for @funs;	3364	for @funs;
2932	}	3365	}
2933		3366
…		…
2948		3381
2949	my $qcode = $code;	3382	my $qcode = $code;
2950	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3383	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2951	$qcode =~ s/\n/\\n/g;	3384	$qcode =~ s/\n/\\n/g;
2952		3385
		3386	%vars = (_dummy => 0) unless %vars;
		3387
		3388	my @res;
2953	local $_;	3389	local $_;
2954	local @safe::cf::_safe_eval_args = values %vars;
2955		3390
2956	my $eval =	3391	my $eval =
2957	"do {\n"	3392	"do {\n"
2958	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3393	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2959	. "#line 0 \"{$qcode}\"\n"	3394	. "#line 0 \"{$qcode}\"\n"
2960	. $code	3395	. $code
2961	. "\n}"	3396	. "\n}"
2962	;	3397	;
2963		3398
		3399	if ($CFG{safe_eval}) {
2964	sub_generation_inc;	3400	sub_generation_inc;
		3401	local @safe::cf::_safe_eval_args = values %vars;
2965	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3402	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2966	sub_generation_inc;	3403	sub_generation_inc;
		3404	} else {
		3405	local @cf::_safe_eval_args = values %vars;
		3406	@res = wantarray ? eval eval : scalar eval $eval;
		3407	}
2967		3408
2968	if ($@) {	3409	if ($@) {
2969	warn "$@";	3410	warn "$@",
2970	warn "while executing safe code '$code'\n";	3411	"while executing safe code '$code'\n",
2971	warn "with arguments " . (join " ", %vars) . "\n";	3412	"with arguments " . (join " ", %vars) . "\n";
2972	}	3413	}
2973		3414
2974	wantarray ? @res : $res[0]	3415	wantarray ? @res : $res[0]
2975	}	3416	}
2976		3417
…		…
2990	=cut	3431	=cut
2991		3432
2992	sub register_script_function {	3433	sub register_script_function {
2993	my ($fun, $cb) = @_;	3434	my ($fun, $cb) = @_;
2994		3435
2995	no strict 'refs';	3436	$fun = "safe::$fun" if $CFG{safe_eval};
2996	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3437	*$fun = $safe_hole->wrap ($cb);
2997	}	3438	}
2998		3439
2999	=back	3440	=back
3000		3441
3001	=cut	3442	=cut
…		…
3010	# for this (global event?)	3451	# for this (global event?)
3011	%ext::player_env::MUSIC_FACE_CACHE = ();	3452	%ext::player_env::MUSIC_FACE_CACHE = ();
3012		3453
3013	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3454	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3014		3455
3015	warn "loading facedata from $path\n";	3456	trace "loading facedata from $path\n";
3016		3457
3017	my $facedata;	3458	my $facedata = decode_storable load_file $path;
3018	0 < aio_load $path, $facedata
3019	or die "$path: $!";
3020
3021	$facedata = Coro::Storable::thaw $facedata;
3022		3459
3023	$facedata->{version} == 2	3460	$facedata->{version} == 2
3024	or cf::cleanup "$path: version mismatch, cannot proceed.";	3461	or cf::cleanup "$path: version mismatch, cannot proceed.";
3025		3462
3026	# 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]);
3027	$facedata->{resource}{"res/exp_table"} = {	3465	$facedata->{resource}{"res/exp_table"} = {
3028	type => FT_RSRC,	3466	type => FT_RSRC,
3029	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),
3030	};	3469	};
3031	cf::cede_to_tick;	3470	cf::cede_to_tick;
3032		3471
3033	{	3472	{
3034	my $faces = $facedata->{faceinfo};	3473	my $faces = $facedata->{faceinfo};
3035		3474
3036	while (my ($face, $info) = each %$faces) {	3475	while (my ($face, $info) = each %$faces) {
3037	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3476	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3477
3038	cf::face::set_visibility $idx, $info->{visibility};	3478	cf::face::set_visibility $idx, $info->{visibility};
3039	cf::face::set_magicmap $idx, $info->{magicmap};	3479	cf::face::set_magicmap $idx, $info->{magicmap};
3040	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3480	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3041	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} , $info->{glyph} ;
3042		3483
3043	cf::cede_to_tick;	3484	cf::cede_to_tick;
3044	}	3485	}
3045		3486
3046	while (my ($face, $info) = each %$faces) {	3487	while (my ($face, $info) = each %$faces) {
3047	next unless $info->{smooth};	3488	next unless $info->{smooth};
		3489
3048	my $idx = cf::face::find $face	3490	my $idx = cf::face::find $face
3049	or next;	3491	or next;
		3492
3050	if (my $smooth = cf::face::find $info->{smooth}) {	3493	if (my $smooth = cf::face::find $info->{smooth}) {
3051	cf::face::set_smooth $idx, $smooth;	3494	cf::face::set_smooth $idx, $smooth;
3052	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3495	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3053	} else {	3496	} else {
3054	warn "smooth face '$info->{smooth}' not found for face '$face'";	3497	error "smooth face '$info->{smooth}' not found for face '$face'";
3055	}	3498	}
3056		3499
3057	cf::cede_to_tick;	3500	cf::cede_to_tick;
3058	}	3501	}
3059	}	3502	}
…		…
3068		3511
3069	cf::anim::invalidate_all; # d'oh	3512	cf::anim::invalidate_all; # d'oh
3070	}	3513	}
3071		3514
3072	{	3515	{
3073	# TODO: for gcfclient pleasure, we should give resources
3074	# that gcfclient doesn't grok a >10000 face index.
3075	my $res = $facedata->{resource};	3516	my $res = $facedata->{resource};
3076		3517
3077	my $soundconf = delete $res->{"res/sound.conf"};
3078
3079	while (my ($name, $info) = each %$res) {	3518	while (my ($name, $info) = each %$res) {
		3519	if (defined (my $type = $info->{type})) {
		3520	# TODO: different hash - must free and use new index, or cache ixface data queue
3080	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3521	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3081	my $data;
3082		3522
3083	if ($info->{type} & 1) {	3523	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3084	# prepend meta info	3524	cf::face::set_type $idx, $type;
3085		3525	cf::face::set_meta $idx, $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
3086	my $meta = $enc->encode ({
3087	name => $name,
3088	%{ $info->{meta} || {} },
3089	});
3090
3091	$data = pack "(w/a*)*", $meta, $info->{data};
3092	} else {	3526	} else {
3093	$data = $info->{data};	3527	# $RESOURCE{$name} = $info; # unused
3094	}	3528	}
3095		3529
3096	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3097	cf::face::set_type $idx, $info->{type};
3098
3099	cf::cede_to_tick;	3530	cf::cede_to_tick;
3100	}	3531	}
3101
3102	if ($soundconf) {
3103	$soundconf = $enc->decode (delete $soundconf->{data});
3104
3105	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3106	my $sound = $soundconf->{compat}[$_]
3107	or next;
3108
3109	my $face = cf::face::find "sound/$sound->[1]";
3110	cf::sound::set $sound->[0] => $face;
3111	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3112	}
3113
3114	while (my ($k, $v) = each %{$soundconf->{event}}) {
3115	my $face = cf::face::find "sound/$v";
3116	cf::sound::set $k => $face;
3117	}
3118	}
3119	}	3532	}
		3533
		3534	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3120		3535
3121	1	3536	1
3122	}	3537	}
3123		3538
3124	register_exticmd fx_want => sub {	3539	register_exticmd fx_want => sub {
…		…
3126		3541
3127	while (my ($k, $v) = each %$want) {	3542	while (my ($k, $v) = each %$want) {
3128	$ns->fx_want ($k, $v);	3543	$ns->fx_want ($k, $v);
3129	}	3544	}
3130	};	3545	};
		3546
		3547	sub load_resource_file($) {
		3548	my $guard = lock_acquire "load_resource_file";
		3549
		3550	my $status = load_resource_file_ $_[0];
		3551	get_slot 0.1, 100;
		3552	cf::arch::commit_load;
		3553
		3554	$status
		3555	}
3131		3556
3132	sub reload_regions {	3557	sub reload_regions {
3133	# HACK to clear player env face cache, we need some signal framework	3558	# HACK to clear player env face cache, we need some signal framework
3134	# for this (global event?)	3559	# for this (global event?)
3135	%ext::player_env::MUSIC_FACE_CACHE = ();	3560	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3149	}	3574	}
3150		3575
3151	sub reload_archetypes {	3576	sub reload_archetypes {
3152	load_resource_file "$DATADIR/archetypes"	3577	load_resource_file "$DATADIR/archetypes"
3153	or die "unable to load archetypes\n";	3578	or die "unable to load archetypes\n";
3154	#d# NEED to laod twice to resolve forward references
3155	# this really needs to be done in an extra post-pass
3156	# (which needs to be synchronous, so solve it differently)
3157	load_resource_file "$DATADIR/archetypes"
3158	or die "unable to load archetypes\n";
3159	}	3579	}
3160		3580
3161	sub reload_treasures {	3581	sub reload_treasures {
3162	load_resource_file "$DATADIR/treasures"	3582	load_resource_file "$DATADIR/treasures"
3163	or die "unable to load treasurelists\n";	3583	or die "unable to load treasurelists\n";
3164	}	3584	}
3165		3585
		3586	sub reload_sound {
		3587	trace "loading sound config from $DATADIR/sound\n";
		3588
		3589	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3590
		3591	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3592	my $sound = $soundconf->{compat}[$_]
		3593	or next;
		3594
		3595	my $face = cf::face::find "sound/$sound->[1]";
		3596	cf::sound::set $sound->[0] => $face;
		3597	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3598	}
		3599
		3600	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3601	my $face = cf::face::find "sound/$v";
		3602	cf::sound::set $k => $face;
		3603	}
		3604	}
		3605
3166	sub reload_resources {	3606	sub reload_resources {
3167	warn "reloading resource files...\n";	3607	trace "reloading resource files...\n";
3168		3608
		3609	reload_exp_table;
		3610	reload_materials;
		3611	reload_facedata;
		3612	reload_sound;
		3613	reload_archetypes;
3169	reload_regions;	3614	reload_regions;
3170	reload_facedata;
3171	#reload_archetypes;#d#
3172	reload_archetypes;
3173	reload_treasures;	3615	reload_treasures;
3174		3616
3175	warn "finished reloading resource files\n";	3617	trace "finished reloading resource files\n";
3176	}
3177
3178	sub init {
3179	reload_resources;
3180	}	3618	}
3181		3619
3182	sub reload_config {	3620	sub reload_config {
3183	open my $fh, "<:utf8", "$CONFDIR/config"	3621	trace "reloading config file...\n";
3184	or return;
3185		3622
3186	local $/;	3623	my $config = load_file "$CONFDIR/config";
3187	*CFG = YAML::Syck::Load <$fh>;	3624	utf8::decode $config;
		3625	*CFG = decode_yaml $config;
3188		3626
3189	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3627	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3190		3628
3191	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3629	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3192	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3630	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3193		3631
3194	if (exists $CFG{mlockall}) {	3632	if (exists $CFG{mlockall}) {
…		…
3198	};	3636	};
3199	warn $@ if $@;	3637	warn $@ if $@;
3200	}	3638	}
3201	}	3639	}
3202		3640
		3641	sub pidfile() {
		3642	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3643	or die "$PIDFILE: $!";
		3644	flock $fh, &Fcntl::LOCK_EX
		3645	or die "$PIDFILE: flock: $!";
		3646	$fh
		3647	}
		3648
		3649	# make sure only one server instance is running at any one time
		3650	sub atomic {
		3651	my $fh = pidfile;
		3652
		3653	my $pid = <$fh>;
		3654	kill 9, $pid if $pid > 0;
		3655
		3656	seek $fh, 0, 0;
		3657	print $fh $$;
		3658	}
		3659
		3660	sub main_loop {
		3661	trace "EV::loop starting\n";
		3662	if (1) {
		3663	EV::loop;
		3664	}
		3665	trace "EV::loop returned\n";
		3666	goto &main_loop unless $REALLY_UNLOOP;
		3667	}
		3668
3203	sub main {	3669	sub main {
		3670	cf::init_globals; # initialise logging
		3671
		3672	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3673	LOG llevInfo, "Copyright (C) 2005-2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3674	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3675	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3676
		3677	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3678
3204	# we must not ever block the main coroutine	3679	# we must not ever block the main coroutine
3205	local $Coro::idle = sub {	3680	local $Coro::idle = sub {
3206	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3681	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3207	(async {	3682	(async {
3208	$Coro::current->{desc} = "IDLE BUG HANDLER";	3683	$Coro::current->{desc} = "IDLE BUG HANDLER";
3209	Event::one_event;	3684	EV::loop EV::LOOP_ONESHOT;
3210	})->prio (Coro::PRIO_MAX);	3685	})->prio (Coro::PRIO_MAX);
3211	};	3686	};
3212		3687
		3688	evthread_start IO::AIO::poll_fileno;
		3689
		3690	cf::sync_job {
		3691	cf::incloader::init ();
		3692
		3693	cf::init_anim;
		3694	cf::init_attackmess;
		3695	cf::init_dynamic;
		3696
		3697	cf::load_settings;
		3698
		3699	reload_resources;
3213	reload_config;	3700	reload_config;
3214	db_init;	3701	db_init;
		3702
		3703	cf::init_uuid;
		3704	cf::init_signals;
		3705	cf::init_skills;
		3706
		3707	cf::init_beforeplay;
		3708
		3709	atomic;
		3710
3215	load_extensions;	3711	load_extensions;
3216		3712
3217	$TICK_WATCHER->start;	3713	utime time, time, $RUNTIMEFILE;
3218	Event::loop;	3714
		3715	# no (long-running) fork's whatsoever before this point(!)
		3716	use POSIX ();
		3717	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3718
		3719	cf::_post_init 0;
		3720	};
		3721
		3722	cf::object::thawer::errors_are_fatal 0;
		3723	info "parse errors in files are no longer fatal from this point on.\n";
		3724
		3725	AE::postpone {
		3726	undef &main; # free gobs of memory :)
		3727	};
		3728
		3729	goto &main_loop;
3219	}	3730	}
3220		3731
3221	#############################################################################	3732	#############################################################################
3222	# initialisation and cleanup	3733	# initialisation and cleanup
3223		3734
3224	# install some emergency cleanup handlers	3735	# install some emergency cleanup handlers
3225	BEGIN {	3736	BEGIN {
		3737	our %SIGWATCHER = ();
3226	for my $signal (qw(INT HUP TERM)) {	3738	for my $signal (qw(INT HUP TERM)) {
3227	Event->signal (	3739	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3228	reentrant => 0,
3229	data => WF_AUTOCANCEL,
3230	signal => $signal,
3231	prio => 0,
3232	cb => sub {
3233	cf::cleanup "SIG$signal";	3740	cf::cleanup "SIG$signal";
3234	},
3235	);	3741	};
3236	}	3742	}
3237	}	3743	}
3238		3744
3239	sub write_runtime {	3745	sub write_runtime_sync {
3240	my $runtime = "$LOCALDIR/runtime";	3746	my $t0 = AE::time;
3241		3747
3242	# first touch the runtime file to show we are still running:	3748	# first touch the runtime file to show we are still running:
3243	# the fsync below can take a very very long time.	3749	# the fsync below can take a very very long time.
3244		3750
3245	IO::AIO::aio_utime $runtime, undef, undef;	3751	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3246		3752
3247	my $guard = cf::lock_acquire "write_runtime";	3753	my $guard = cf::lock_acquire "write_runtime";
3248		3754
3249	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3755	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3250	or return;	3756	or return;
3251		3757
3252	my $value = $cf::RUNTIME + 90 + 10;	3758	my $value = $cf::RUNTIME + 90 + 10;
3253	# 10 is the runtime save interval, for a monotonic clock	3759	# 10 is the runtime save interval, for a monotonic clock
3254	# 60 allows for the watchdog to kill the server.	3760	# 60 allows for the watchdog to kill the server.
…		…
3264	aio_utime $fh, undef, undef;	3770	aio_utime $fh, undef, undef;
3265		3771
3266	close $fh	3772	close $fh
3267	or return;	3773	or return;
3268		3774
3269	aio_rename "$runtime~", $runtime	3775	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3270	and return;	3776	and return;
3271		3777
3272	warn "runtime file written.\n";	3778	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3273		3779
3274	1	3780	1
		3781	}
		3782
		3783	our $uuid_lock;
		3784	our $uuid_skip;
		3785
		3786	sub write_uuid_sync($) {
		3787	$uuid_skip ||= $_[0];
		3788
		3789	return if $uuid_lock;
		3790	local $uuid_lock = 1;
		3791
		3792	my $uuid = "$LOCALDIR/uuid";
		3793
		3794	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3795	or return;
		3796
		3797	my $value = uuid_seq uuid_cur;
		3798
		3799	unless ($value) {
		3800	info "cowardly refusing to write zero uuid value!\n";
		3801	return;
		3802	}
		3803
		3804	my $value = uuid_str $value + $uuid_skip;
		3805	$uuid_skip = 0;
		3806
		3807	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3808	and return;
		3809
		3810	# always fsync - this file is important
		3811	aio_fsync $fh
		3812	and return;
		3813
		3814	close $fh
		3815	or return;
		3816
		3817	aio_rename "$uuid~", $uuid
		3818	and return;
		3819
		3820	trace "uuid file written ($value).\n";
		3821
		3822	1
		3823
		3824	}
		3825
		3826	sub write_uuid($$) {
		3827	my ($skip, $sync) = @_;
		3828
		3829	$sync ? write_uuid_sync $skip
		3830	: async { write_uuid_sync $skip };
3275	}	3831	}
3276		3832
3277	sub emergency_save() {	3833	sub emergency_save() {
3278	my $freeze_guard = cf::freeze_mainloop;	3834	my $freeze_guard = cf::freeze_mainloop;
3279		3835
3280	warn "enter emergency perl save\n";	3836	info "emergency_perl_save: enter\n";
		3837
		3838	# this is a trade-off: we want to be very quick here, so
		3839	# save all maps without fsync, and later call a global sync
		3840	# (which in turn might be very very slow)
		3841	local $USE_FSYNC = 0;
3281		3842
3282	cf::sync_job {	3843	cf::sync_job {
		3844	cf::write_runtime_sync; # external watchdog should not bark
		3845
3283	# use a peculiar iteration method to avoid tripping on perl	3846	# use a peculiar iteration method to avoid tripping on perl
3284	# refcount bugs in for. also avoids problems with players	3847	# refcount bugs in for. also avoids problems with players
3285	# and maps saved/destroyed asynchronously.	3848	# and maps saved/destroyed asynchronously.
3286	warn "begin emergency player save\n";	3849	info "emergency_perl_save: begin player save\n";
3287	for my $login (keys %cf::PLAYER) {	3850	for my $login (keys %cf::PLAYER) {
3288	my $pl = $cf::PLAYER{$login} or next;	3851	my $pl = $cf::PLAYER{$login} or next;
3289	$pl->valid or next;	3852	$pl->valid or next;
3290	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3853	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3291	$pl->save;	3854	$pl->save;
3292	}	3855	}
3293	warn "end emergency player save\n";	3856	info "emergency_perl_save: end player save\n";
3294		3857
3295	warn "begin emergency map save\n";	3858	cf::write_runtime_sync; # external watchdog should not bark
		3859
		3860	info "emergency_perl_save: begin map save\n";
3296	for my $path (keys %cf::MAP) {	3861	for my $path (keys %cf::MAP) {
3297	my $map = $cf::MAP{$path} or next;	3862	my $map = $cf::MAP{$path} or next;
3298	$map->valid or next;	3863	$map->valid or next;
3299	$map->save;	3864	$map->save;
3300	}	3865	}
3301	warn "end emergency map save\n";	3866	info "emergency_perl_save: end map save\n";
3302		3867
3303	warn "begin emergency database checkpoint\n";	3868	cf::write_runtime_sync; # external watchdog should not bark
		3869
		3870	info "emergency_perl_save: begin database checkpoint\n";
3304	BDB::db_env_txn_checkpoint $DB_ENV;	3871	BDB::db_env_txn_checkpoint $DB_ENV;
3305	warn "end emergency database checkpoint\n";	3872	info "emergency_perl_save: end database checkpoint\n";
		3873
		3874	info "emergency_perl_save: begin write uuid\n";
		3875	write_uuid_sync 1;
		3876	info "emergency_perl_save: end write uuid\n";
		3877
		3878	cf::write_runtime_sync; # external watchdog should not bark
		3879
		3880	trace "emergency_perl_save: syncing database to disk";
		3881	BDB::db_env_txn_checkpoint $DB_ENV;
		3882
		3883	info "emergency_perl_save: starting sync\n";
		3884	IO::AIO::aio_sync sub {
		3885	info "emergency_perl_save: finished sync\n";
		3886	};
		3887
		3888	cf::write_runtime_sync; # external watchdog should not bark
		3889
		3890	trace "emergency_perl_save: flushing outstanding aio requests";
		3891	while (IO::AIO::nreqs || BDB::nreqs) {
		3892	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		3893	}
		3894
		3895	cf::write_runtime_sync; # external watchdog should not bark
3306	};	3896	};
3307		3897
3308	warn "leave emergency perl save\n";	3898	info "emergency_perl_save: leave\n";
3309	}	3899	}
3310		3900
3311	sub post_cleanup {	3901	sub post_cleanup {
3312	my ($make_core) = @_;	3902	my ($make_core) = @_;
3313		3903
		3904	IO::AIO::flush;
		3905
3314	warn Carp::longmess "post_cleanup backtrace"	3906	error Carp::longmess "post_cleanup backtrace"
3315	if $make_core;	3907	if $make_core;
		3908
		3909	my $fh = pidfile;
		3910	unlink $PIDFILE if <$fh> == $$;
		3911	}
		3912
		3913	# a safer delete_package, copied from Symbol
		3914	sub clear_package($) {
		3915	my $pkg = shift;
		3916
		3917	# expand to full symbol table name if needed
		3918	unless ($pkg =~ /^main::.*::$/) {
		3919	$pkg = "main$pkg" if $pkg =~ /^::/;
		3920	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3921	$pkg .= '::' unless $pkg =~ /::$/;
		3922	}
		3923
		3924	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3925	my $stem_symtab = *{$stem}{HASH};
		3926
		3927	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3928	or return;
		3929
		3930	# clear all symbols
		3931	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3932	for my $name (keys %$leaf_symtab) {
		3933	_gv_clear *{"$pkg$name"};
		3934	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3935	}
3316	}	3936	}
3317		3937
3318	sub do_reload_perl() {	3938	sub do_reload_perl() {
3319	# can/must only be called in main	3939	# can/must only be called in main
3320	if ($Coro::current != $Coro::main) {	3940	unless (in_main) {
3321	warn "can only reload from main coroutine";	3941	error "can only reload from main coroutine";
3322	return;	3942	return;
3323	}	3943	}
3324		3944
3325	warn "reloading...";	3945	return if $RELOAD++;
3326		3946
3327	warn "entering sync_job";	3947	my $t1 = AE::time;
3328		3948
		3949	while ($RELOAD) {
		3950	cf::get_slot 0.1, -1, "reload_perl";
		3951	info "perl_reload: reloading...";
		3952
		3953	trace "perl_reload: entering sync_job";
		3954
3329	cf::sync_job {	3955	cf::sync_job {
3330	cf::write_runtime; # external watchdog should not bark
3331	cf::emergency_save;	3956	#cf::emergency_save;
3332	cf::write_runtime; # external watchdog should not bark
3333		3957
3334	warn "syncing database to disk";
3335	BDB::db_env_txn_checkpoint $DB_ENV;
3336
3337	# if anything goes wrong in here, we should simply crash as we already saved
3338
3339	warn "cancelling all WF_AUTOCANCEL watchers";
3340	for (Event::all_watchers) {
3341	$_->cancel if $_->data & WF_AUTOCANCEL;
3342	}
3343
3344	warn "flushing outstanding aio requests";
3345	for (;;) {
3346	BDB::flush;
3347	IO::AIO::flush;
3348	Coro::cede;
3349	last unless IO::AIO::nreqs || BDB::nreqs;
3350	warn "iterate...";
3351	}
3352
3353	++$RELOAD;
3354
3355	warn "cancelling all extension coros";	3958	trace "perl_reload: cancelling all extension coros";
3356	$_->cancel for values %EXT_CORO;	3959	$_->cancel for values %EXT_CORO;
3357	%EXT_CORO = ();	3960	%EXT_CORO = ();
3358		3961
3359	warn "removing commands";	3962	trace "perl_reload: removing commands";
3360	%COMMAND = ();	3963	%COMMAND = ();
3361		3964
3362	warn "removing ext/exti commands";	3965	trace "perl_reload: removing ext/exti commands";
3363	%EXTCMD = ();	3966	%EXTCMD = ();
3364	%EXTICMD = ();	3967	%EXTICMD = ();
3365		3968
3366	warn "unloading/nuking all extensions";	3969	trace "perl_reload: unloading/nuking all extensions";
3367	for my $pkg (@EXTS) {	3970	for my $pkg (@EXTS) {
3368	warn "... unloading $pkg";	3971	trace "... unloading $pkg";
3369		3972
3370	if (my $cb = $pkg->can ("unload")) {	3973	if (my $cb = $pkg->can ("unload")) {
3371	eval {	3974	eval {
3372	$cb->($pkg);	3975	$cb->($pkg);
3373	1	3976	1
3374	} or warn "$pkg unloaded, but with errors: $@";	3977	} or error "$pkg unloaded, but with errors: $@";
		3978	}
		3979
		3980	trace "... clearing $pkg";
		3981	clear_package $pkg;
3375	}	3982	}
3376		3983
3377	warn "... nuking $pkg";
3378	Symbol::delete_package $pkg;
3379	}
3380
3381	warn "unloading all perl modules loaded from $LIBDIR";	3984	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3382	while (my ($k, $v) = each %INC) {	3985	while (my ($k, $v) = each %INC) {
3383	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	3986	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3384		3987
3385	warn "... unloading $k";	3988	trace "... unloading $k";
3386	delete $INC{$k};	3989	delete $INC{$k};
3387		3990
3388	$k =~ s/\.pm$//;	3991	$k =~ s/\.pm$//;
3389	$k =~ s/\//::/g;	3992	$k =~ s/\//::/g;
3390		3993
3391	if (my $cb = $k->can ("unload_module")) {	3994	if (my $cb = $k->can ("unload_module")) {
3392	$cb->();	3995	$cb->();
		3996	}
		3997
		3998	clear_package $k;
3393	}	3999	}
3394		4000
3395	Symbol::delete_package $k;
3396	}
3397
3398	warn "getting rid of safe::, as good as possible";	4001	trace "perl_reload: getting rid of safe::, as good as possible";
3399	Symbol::delete_package "safe::$_"	4002	clear_package "safe::$_"
3400	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4003	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3401		4004
3402	warn "unloading cf.pm \"a bit\"";	4005	trace "perl_reload: unloading cf.pm \"a bit\"";
3403	delete $INC{"cf.pm"};	4006	delete $INC{"cf.pm"};
3404	delete $INC{"cf/pod.pm"};	4007	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3405		4008
3406	# don't, removes xs symbols, too,	4009	# don't, removes xs symbols, too,
3407	# and global variables created in xs	4010	# and global variables created in xs
3408	#Symbol::delete_package __PACKAGE__;	4011	#clear_package __PACKAGE__;
3409		4012
3410	warn "unload completed, starting to reload now";	4013	info "perl_reload: unload completed, starting to reload now";
3411		4014
3412	warn "reloading cf.pm";	4015	trace "perl_reload: reloading cf.pm";
3413	require cf;	4016	require cf;
3414	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4017	cf::_connect_to_perl_1;
3415		4018
3416	warn "loading config and database again";	4019	trace "perl_reload: loading config and database again";
3417	cf::reload_config;	4020	cf::reload_config;
3418		4021
3419	warn "loading extensions";	4022	trace "perl_reload: loading extensions";
3420	cf::load_extensions;	4023	cf::load_extensions;
3421		4024
		4025	if ($REATTACH_ON_RELOAD) {
3422	warn "reattaching attachments to objects/players";	4026	trace "perl_reload: reattaching attachments to objects/players";
3423	_global_reattach; # objects, sockets	4027	_global_reattach; # objects, sockets
3424	warn "reattaching attachments to maps";	4028	trace "perl_reload: reattaching attachments to maps";
3425	reattach $_ for values %MAP;	4029	reattach $_ for values %MAP;
3426	warn "reattaching attachments to players";	4030	trace "perl_reload: reattaching attachments to players";
3427	reattach $_ for values %PLAYER;	4031	reattach $_ for values %PLAYER;
		4032	}
3428		4033
3429	warn "leaving sync_job";	4034	cf::_post_init 1;
3430		4035
		4036	trace "perl_reload: leaving sync_job";
		4037
3431	1	4038	1
3432	} or do {	4039	} or do {
3433	warn $@;	4040	error $@;
3434	warn "error while reloading, exiting.";	4041	cf::cleanup "perl_reload: error, exiting.";
3435	exit 1;	4042	};
		4043
		4044	--$RELOAD;
3436	};	4045	}
3437		4046
3438	warn "reloaded";	4047	$t1 = AE::time - $t1;
		4048	info "perl_reload: completed in ${t1}s\n";
3439	};	4049	};
3440		4050
3441	our $RELOAD_WATCHER; # used only during reload	4051	our $RELOAD_WATCHER; # used only during reload
3442		4052
3443	sub reload_perl() {	4053	sub reload_perl() {
3444	# doing reload synchronously and two reloads happen back-to-back,	4054	# doing reload synchronously and two reloads happen back-to-back,
3445	# coro crashes during coro_state_free->destroy here.	4055	# coro crashes during coro_state_free->destroy here.
3446		4056
3447	$RELOAD_WATCHER ||= Event->timer (	4057	$RELOAD_WATCHER ||= cf::async {
3448	reentrant => 0,	4058	Coro::AIO::aio_wait cache_extensions;
3449	after => 0,	4059
3450	data => WF_AUTOCANCEL,	4060	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3451	cb => sub {
3452	do_reload_perl;	4061	do_reload_perl;
3453	undef $RELOAD_WATCHER;	4062	undef $RELOAD_WATCHER;
3454	},	4063	};
3455	);	4064	};
3456	}	4065	}
3457		4066
3458	register_command "reload" => sub {	4067	register_command "reload" => sub {
3459	my ($who, $arg) = @_;	4068	my ($who, $arg) = @_;
3460		4069
…		…
3465	reload_perl;	4074	reload_perl;
3466	};	4075	};
3467	}	4076	}
3468	};	4077	};
3469		4078
3470	unshift @INC, $LIBDIR;	4079	#############################################################################
3471		4080
3472	my $bug_warning = 0;	4081	my $bug_warning = 0;
3473		4082
3474	our @WAIT_FOR_TICK;
3475	our @WAIT_FOR_TICK_BEGIN;
3476
3477	sub wait_for_tick {	4083	sub wait_for_tick() {
3478	return unless $TICK_WATCHER->is_active;	4084	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3479	return if $Coro::current == $Coro::main;
3480		4085
3481	my $signal = new Coro::Signal;	4086	$WAIT_FOR_TICK->wait;
3482	push @WAIT_FOR_TICK, $signal;
3483	$signal->wait;
3484	}	4087	}
3485		4088
3486	sub wait_for_tick_begin {	4089	sub wait_for_tick_begin() {
3487	return unless $TICK_WATCHER->is_active;	4090	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3488	return if $Coro::current == $Coro::main;
3489		4091
3490	my $signal = new Coro::Signal;	4092	my $signal = new Coro::Signal;
3491	push @WAIT_FOR_TICK_BEGIN, $signal;	4093	push @WAIT_FOR_TICK_BEGIN, $signal;
3492	$signal->wait;	4094	$signal->wait;
3493	}	4095	}
3494		4096
3495	$TICK_WATCHER = Event->timer (	4097	sub tick {
3496	reentrant => 0,
3497	parked => 1,
3498	prio => 0,
3499	at => $NEXT_TICK || $TICK,
3500	data => WF_AUTOCANCEL,
3501	cb => sub {
3502	if ($Coro::current != $Coro::main) {	4098	if ($Coro::current != $Coro::main) {
3503	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4099	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3504	unless ++$bug_warning > 10;	4100	unless ++$bug_warning > 10;
3505	return;	4101	return;
3506	}	4102	}
3507		4103
3508	$NOW = $tick_start = Event::time;	4104	cf::one_tick; # one server iteration
3509		4105
3510	cf::server_tick; # one server iteration	4106	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3511		4107
3512	$RUNTIME += $TICK;
3513	$NEXT_TICK += $TICK;
3514
3515	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4108	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3516	$NEXT_RUNTIME_WRITE = $NOW + 10;	4109	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3517	Coro::async_pool {	4110	Coro::async_pool {
3518	$Coro::current->{desc} = "runtime saver";	4111	$Coro::current->{desc} = "runtime saver";
3519	write_runtime	4112	write_runtime_sync
3520	or warn "ERROR: unable to write runtime file: $!";	4113	or error "ERROR: unable to write runtime file: $!";
3521	};
3522	}	4114	};
		4115	}
3523		4116
3524	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4117	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3525	$sig->send;	4118	$sig->send;
3526	}	4119	}
3527	while (my $sig = shift @WAIT_FOR_TICK) {	4120	$WAIT_FOR_TICK->broadcast;
3528	$sig->send;
3529	}
3530		4121
3531	$NOW = Event::time;	4122	$LOAD = ($NOW - $TICK_START) / $TICK;
3532
3533	# if we are delayed by four ticks or more, skip them all
3534	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3535
3536	$TICK_WATCHER->at ($NEXT_TICK);
3537	$TICK_WATCHER->start;
3538
3539	$LOAD = ($NOW - $tick_start) / $TICK;
3540	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4123	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3541		4124
3542	_post_tick;	4125	if (0) {
		4126	if ($NEXT_TICK) {
		4127	my $jitter = $TICK_START - $NEXT_TICK;
		4128	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4129	debug "jitter $JITTER\n";#d#
		4130	}
3543	},	4131	}
3544	);	4132	}
3545		4133
3546	{	4134	{
		4135	# configure BDB
		4136
3547	BDB::min_parallel 8;	4137	BDB::min_parallel 16;
3548	BDB::max_poll_time $TICK * 0.1;	4138	BDB::max_poll_reqs $TICK * 0.1;
3549	$BDB_POLL_WATCHER = Event->io (	4139	#$AnyEvent::BDB::WATCHER->priority (1);
3550	reentrant => 0,
3551	fd => BDB::poll_fileno,
3552	poll => 'r',
3553	prio => 0,
3554	data => WF_AUTOCANCEL,
3555	cb => \&BDB::poll_cb,
3556	);
3557
3558	BDB::set_sync_prepare {
3559	my $status;
3560	my $current = $Coro::current;
3561	(
3562	sub {
3563	$status = $!;
3564	$current->ready; undef $current;
3565	},
3566	sub {
3567	Coro::schedule while defined $current;
3568	$! = $status;
3569	},
3570	)
3571	};
3572		4140
3573	unless ($DB_ENV) {	4141	unless ($DB_ENV) {
3574	$DB_ENV = BDB::db_env_create;	4142	$DB_ENV = BDB::db_env_create;
3575	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	4143	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3576	| BDB::LOG_AUTOREMOVE, 1);	4144	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4145	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3577	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	4146	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3578	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	4147	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3579		4148
3580	cf::sync_job {	4149	cf::sync_job {
3581	eval {	4150	eval {
…		…
3591		4160
3592	cf::cleanup "db_env_open(db): $@" if $@;	4161	cf::cleanup "db_env_open(db): $@" if $@;
3593	};	4162	};
3594	}	4163	}
3595		4164
3596	$BDB_DEADLOCK_WATCHER = Event->timer (	4165	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3597	after => 3,
3598	interval => 1,
3599	hard => 1,
3600	prio => 0,
3601	data => WF_AUTOCANCEL,
3602	cb => sub {
3603	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };	4166	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3604	},
3605	);	4167	};
3606	$BDB_CHECKPOINT_WATCHER = Event->timer (	4168	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3607	after => 11,
3608	interval => 60,
3609	hard => 1,
3610	prio => 0,
3611	data => WF_AUTOCANCEL,
3612	cb => sub {
3613	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4169	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3614	},
3615	);	4170	};
3616	$BDB_TRICKLE_WATCHER = Event->timer (	4171	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3617	after => 5,
3618	interval => 10,
3619	hard => 1,
3620	prio => 0,
3621	data => WF_AUTOCANCEL,
3622	cb => sub {
3623	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4172	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3624	},
3625	);	4173	};
3626	}	4174	}
3627		4175
3628	{	4176	{
		4177	# configure IO::AIO
		4178
3629	IO::AIO::min_parallel 8;	4179	IO::AIO::min_parallel 8;
3630
3631	undef $Coro::AIO::WATCHER;
3632	IO::AIO::max_poll_time $TICK * 0.1;	4180	IO::AIO::max_poll_time $TICK * 0.1;
3633	$AIO_POLL_WATCHER = Event->io (	4181	undef $AnyEvent::AIO::WATCHER;
3634	reentrant => 0,
3635	data => WF_AUTOCANCEL,
3636	fd => IO::AIO::poll_fileno,
3637	poll => 'r',
3638	prio => 0,
3639	cb => \&IO::AIO::poll_cb,
3640	);
3641	}	4182	}
3642		4183
3643	my $_log_backtrace;	4184	our $_log_backtrace;
		4185	our $_log_backtrace_last;
3644		4186
3645	sub _log_backtrace {	4187	sub _log_backtrace {
3646	my ($msg, @addr) = @_;	4188	my ($msg, @addr) = @_;
3647		4189
3648	$msg =~ s/\n//;	4190	$msg =~ s/\n$//;
3649		4191
		4192	if ($_log_backtrace_last eq $msg) {
		4193	LOG llevInfo, "[ABT] $msg\n";
		4194	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3650	# limit the # of concurrent backtraces	4195	# limit the # of concurrent backtraces
3651	if ($_log_backtrace < 2) {	4196	} elsif ($_log_backtrace < 2) {
		4197	$_log_backtrace_last = $msg;
3652	++$_log_backtrace;	4198	++$_log_backtrace;
		4199	my $perl_bt = Carp::longmess $msg;
3653	async {	4200	async {
3654	$Coro::current->{desc} = "abt $msg";	4201	$Coro::current->{desc} = "abt $msg";
3655		4202
3656	my @bt = fork_call {	4203	my @bt = fork_call {
3657	@addr = map { sprintf "%x", $_ } @addr;	4204	@addr = map { sprintf "%x", $_ } @addr;
…		…
3668	}	4215	}
3669		4216
3670	@funcs	4217	@funcs
3671	};	4218	};
3672		4219
3673	LOG llevInfo, "[ABT] $msg\n";	4220	LOG llevInfo, "[ABT] $perl_bt\n";
		4221	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3674	LOG llevInfo, "[ABT] $_\n" for @bt;	4222	LOG llevInfo, "[ABT] $_\n" for @bt;
3675	--$_log_backtrace;	4223	--$_log_backtrace;
3676	};	4224	};
3677	} else {	4225	} else {
3678	LOG llevInfo, "[ABT] $msg\n";	4226	LOG llevInfo, "[ABT] $msg\n";
3679	LOG llevInfo, "[ABT] [suppressed]\n";	4227	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3680	}	4228	}
3681	}	4229	}
3682		4230
3683	# load additional modules	4231	# load additional modules
3684	use cf::pod;	4232	require "cf/$_.pm" for @EXTRA_MODULES;
		4233	cf::_connect_to_perl_2;
3685		4234
3686	END { cf::emergency_save }	4235	END { cf::emergency_save }
3687		4236
3688	1	4237	1
3689		4238

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