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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.319 by root, Tue Jul 24 15:56:45 2007 UTC vs.
Revision 1.581 by root, Fri Feb 3 02:04:11 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 Storable;	30	use EV;
10	use Event;
11	use Opcode;	31	use Opcode;
12	use Safe;	32	use Safe;
13	use Safe::Hole;	33	use Safe::Hole;
		34	use Storable ();
		35	use Carp ();
14		36
		37	use Guard ();
15	use Coro 3.61 ();	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;
		51	use Coro::Util ();
24		52
25	use JSON::XS 1.4 ();	53	use JSON::XS 2.01 ();
26	use BDB ();	54	use BDB ();
27	use Data::Dumper;	55	use Data::Dumper;
28	use Digest::MD5;
29	use Fcntl;	56	use Fcntl;
30	use YAML::Syck ();	57	use YAML::XS ();
31	use IO::AIO 2.32 ();	58	use IO::AIO ();
32	use Time::HiRes;	59	use Time::HiRes;
33	use Compress::LZF;	60	use Compress::LZF;
34	use Digest::MD5 ();	61	use Digest::MD5 ();
		62
		63	AnyEvent::detect;
35		64
36	# configure various modules to our taste	65	# configure various modules to our taste
37	#	66	#
38	$Storable::canonical = 1; # reduce rsync transfers	67	$Storable::canonical = 1; # reduce rsync transfers
39	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";
40	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
41		75
42	$Event::Eval = 1; # no idea why this is required, but it is	76	# strictly for debugging
43		77	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
44	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
45	$YAML::Syck::ImplicitUnicode = 1;
46
47	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
48		78
49	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;
50		82
51	our %COMMAND = ();	83	our %COMMAND = ();
52	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
53		85
54	our @EXTS = (); # list of extension package names	86	our @EXTS = (); # list of extension package names
55	our %EXTCMD = ();	87	our %EXTCMD = ();
56	our %EXTICMD = ();	88	our %EXTICMD = ();
57	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
58	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
59		91
60	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
61	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
62		96
63	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
		98
64	our $DATADIR = datadir;	99	our $DATADIR = datadir;
65	our $LIBDIR = "$DATADIR/ext";	100	our $LIBDIR = "$DATADIR/ext";
66	our $PODDIR = "$DATADIR/pod";	101	our $PODDIR = "$DATADIR/pod";
67	our $MAPDIR = "$DATADIR/" . mapdir;	102	our $MAPDIR = "$DATADIR/" . mapdir;
		103
68	our $LOCALDIR = localdir;	104	our $LOCALDIR = localdir;
69	our $TMPDIR = "$LOCALDIR/" . tmpdir;	105	our $TMPDIR = "$LOCALDIR/" . tmpdir;
70	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	106	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
71	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	107	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
72	our $RANDOMDIR = "$LOCALDIR/random";	108	our $RANDOMDIR = "$LOCALDIR/random";
73	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;
74		120
75	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	121	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
76	our $TICK_WATCHER;
77	our $AIO_POLL_WATCHER;
78	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	122	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
79	our $NEXT_TICK;	123	our $NEXT_TICK;
		124	our $USE_FSYNC = 1; # use fsync to write maps - default on
		125
		126	our $BDB_DEADLOCK_WATCHER;
		127	our $BDB_CHECKPOINT_WATCHER;
		128	our $BDB_TRICKLE_WATCHER;
		129	our $DB_ENV;
		130
		131	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		132
		133	our %CFG;
		134
		135	our $UPTIME; $UPTIME ||= time;
		136	our $RUNTIME = 0;
		137	our $SERVER_TICK = 0;
80	our $NOW;	138	our $NOW;
81	our $USE_FSYNC = 1; # use fsync to write maps - default off
82		139
83	our $BDB_POLL_WATCHER;	140	our (%PLAYER, %PLAYER_LOADING); # all users
84	our $DB_ENV;	141	our (%MAP, %MAP_LOADING ); # all maps
85
86	our %CFG;
87
88	our $UPTIME; $UPTIME ||= time;
89	our $RUNTIME;
90
91	our %PLAYER; # all users
92	our %MAP; # all maps
93	our $LINK_MAP; # the special {link} map, which is always available	142	our $LINK_MAP; # the special {link} map, which is always available
94		143
95	# 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 ∕
96	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	145	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
97		146
98	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)
99	our $LOADAVG; # same thing, but with alpha-smoothing	148	our $LOADAVG; # same thing, but with alpha-smoothing
		149	our $JITTER; # average jitter
100	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 $WAIT_FOR_TICK = new Coro::Signal;
		158	our @WAIT_FOR_TICK_BEGIN;
101		159
102	binmode STDOUT;	160	binmode STDOUT;
103	binmode STDERR;	161	binmode STDERR;
104		162
105	# read virtual server time, if available	163	# read virtual server time, if available
106	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	164	unless ($RUNTIME || !-e $RUNTIMEFILE) {
107	open my $fh, "<", "$LOCALDIR/runtime"	165	open my $fh, "<", $RUNTIMEFILE
108	or die "unable to read runtime file: $!";	166	or die "unable to read $RUNTIMEFILE file: $!";
109	$RUNTIME = <$fh> + 0.;	167	$RUNTIME = <$fh> + 0.;
110	}	168	}
		169
		170	eval "sub TICK() { $TICK } 1" or die;
111		171
112	mkdir $_	172	mkdir $_
113	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	173	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
114		174
115	our $EMERGENCY_POSITION;	175	our $EMERGENCY_POSITION;
116		176
117	sub cf::map::normalise;	177	sub cf::map::normalise;
118		178
		179	sub in_main() {
		180	$Coro::current == $Coro::main
		181	}
		182
119	#############################################################################	183	#############################################################################
120		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
121	=head2 GLOBAL VARIABLES	196	=head2 GLOBAL VARIABLES
122		197
123	=over 4	198	=over 4
124		199
125	=item $cf::UPTIME	200	=item $cf::UPTIME
126		201
127	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.
128		218
129	=item $cf::RUNTIME	219	=item $cf::RUNTIME
130		220
131	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
132	every server tick.	222	every server tick.
…		…
138	Various directories - "/etc", read-only install directory, perl-library	228	Various directories - "/etc", read-only install directory, perl-library
139	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	229	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
140	unique-items directory, player file directory, random maps directory and	230	unique-items directory, player file directory, random maps directory and
141	database environment.	231	database environment.
142		232
143	=item $cf::NOW
144
145	The time of the last (current) server tick.
146
147	=item $cf::TICK
148
149	The interval between server ticks, in seconds.
150
151	=item $cf::LOADAVG	233	=item $cf::LOADAVG
152		234
153	The current CPU load on the server (alpha-smoothed), as a value between 0	235	The current CPU load on the server (alpha-smoothed), as a value between 0
154	(none) and 1 (overloaded), indicating how much time is spent on processing	236	(none) and 1 (overloaded), indicating how much time is spent on processing
155	objects per tick. Healthy values are < 0.5.	237	objects per tick. Healthy values are < 0.5.
…		…
158		240
159	The raw value load value from the last tick.	241	The raw value load value from the last tick.
160		242
161	=item %cf::CFG	243	=item %cf::CFG
162		244
163	Configuration for the server, loaded from C</etc/crossfire/config>, or	245	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
164	from wherever your confdir points to.	246	from wherever your confdir points to.
165		247
166	=item cf::wait_for_tick, cf::wait_for_tick_begin	248	=item cf::wait_for_tick, cf::wait_for_tick_begin
167		249
168	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	250	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
169	returns directly I<after> the tick processing (and consequently, can only wake one process	251	returns directly I<after> the tick processing (and consequently, can only wake one thread
170	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	252	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
171		253
		254	Note that cf::Wait_for_tick will immediately return when the server is not
		255	ticking, making it suitable for small pauses in threads that need to run
		256	when the server is paused. If that is not applicable (i.e. you I<really>
		257	want to wait, use C<$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
172	=item @cf::INVOKE_RESULTS	271	=item @cf::INVOKE_RESULTS
173		272
174	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
175	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
176	that call.	275	that call.
177		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
178	=back	283	=back
179		284
180	=cut	285	=cut
181		286
182	BEGIN {	287	sub error(@) { LOG llevError, join "", @_ }
183	*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 {
184	my $msg = join "", @_;	294	my $msg = join "", @_;
185		295
186	$msg .= "\n"	296	$msg .= "\n"
187	unless $msg =~ /\n$/;	297	unless $msg =~ /\n$/;
188		298
189	$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;
190		300
191	utf8::encode $msg;
192	LOG llevError, $msg;	301	LOG llevWarn, $msg;
193	};	302	};
194	}	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	};
195		317
196	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	318	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
197	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	319	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
198	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	320	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
199	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	321	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
206	for my $pkg (qw(	328	for my $pkg (qw(
207	cf::global cf::attachable	329	cf::global cf::attachable
208	cf::object cf::object::player	330	cf::object cf::object::player
209	cf::client cf::player	331	cf::client cf::player
210	cf::arch cf::living	332	cf::arch cf::living
		333	cf::map cf::mapspace
211	cf::map cf::party cf::region	334	cf::party cf::region
212	)) {	335	)) {
213	no strict 'refs';
214	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	336	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
215	}	337	}
216		338
217	$Event::DIED = sub {	339	$EV::DIED = sub {
218	warn "error in event callback: @_";	340	Carp::cluck "error in event callback: @_";
219	};	341	};
		342
		343	#############################################################################
		344
		345	sub fork_call(&@);
		346	sub get_slot($;$$);
220		347
221	#############################################################################	348	#############################################################################
222		349
223	=head2 UTILITY FUNCTIONS	350	=head2 UTILITY FUNCTIONS
224		351
…		…
245	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	372	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
246	$d	373	$d
247	} || "[unable to dump $_[0]: '$@']";	374	} || "[unable to dump $_[0]: '$@']";
248	}	375	}
249		376
		377	=item $scalar = cf::load_file $path
		378
		379	Loads the given file from path and returns its contents. Croaks on error
		380	and can block.
		381
		382	=cut
		383
		384	sub load_file($) {
		385	0 <= aio_load $_[0], my $data
		386	or Carp::croak "$_[0]: $!";
		387
		388	$data
		389	}
		390
		391	=item $success = cf::replace_file $path, $data, $sync
		392
		393	Atomically replaces the file at the given $path with new $data, and
		394	optionally $sync the data to disk before replacing the file.
		395
		396	=cut
		397
		398	sub replace_file($$;$) {
		399	my ($path, $data, $sync) = @_;
		400
		401	my $lock = cf::lock_acquire ("replace_file:$path");
		402
		403	my $fh = aio_open "$path~", Fcntl::O_WRONLY | Fcntl::O_CREAT | Fcntl::O_TRUNC, 0644
		404	or return;
		405
		406	$data = $data->() if ref $data;
		407
		408	length $data == aio_write $fh, 0, (length $data), $data, 0
		409	or return;
		410
		411	!$sync
		412	or !aio_fsync $fh
		413	or return;
		414
		415	aio_close $fh
		416	and return;
		417
		418	aio_rename "$path~", $path
		419	and return;
		420
		421	if ($sync) {
		422	$path =~ s%/[^/]*$%%;
		423	aio_pathsync $path;
		424	}
		425
		426	1
		427	}
		428
250	=item $ref = cf::from_json $json	429	=item $ref = cf::decode_json $json
251		430
252	Converts a JSON string into the corresponding perl data structure.	431	Converts a JSON string into the corresponding perl data structure.
253		432
254	=item $json = cf::to_json $ref	433	=item $json = cf::encode_json $ref
255		434
256	Converts a perl data structure into its JSON representation.	435	Converts a perl data structure into its JSON representation.
257		436
258	=cut	437	=cut
259		438
260	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	439	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
261		440
262	sub to_json ($) { $json_coder->encode ($_[0]) }	441	sub encode_json($) { $json_coder->encode ($_[0]) }
263	sub from_json ($) { $json_coder->decode ($_[0]) }	442	sub decode_json($) { $json_coder->decode ($_[0]) }
		443
		444	=item $ref = cf::decode_storable $scalar
		445
		446	Same as Coro::Storable::thaw, so blocks.
		447
		448	=cut
		449
		450	BEGIN { *decode_storable = \&Coro::Storable::thaw }
		451
		452	=item $ref = cf::decode_yaml $scalar
		453
		454	Same as YAML::XS::Load, but doesn't leak, because it forks (and thus blocks).
		455
		456	=cut
		457
		458	sub decode_yaml($) {
		459	fork_call { YAML::XS::Load $_[0] } @_
		460	}
		461
		462	=item $scalar = cf::unlzf $scalar
		463
		464	Same as Compress::LZF::compress, but takes server ticks into account, so
		465	blocks.
		466
		467	=cut
		468
		469	sub unlzf($) {
		470	# we assume 100mb/s minimum decompression speed (noncompressible data on a ~2ghz machine)
		471	cf::get_slot +(length $_[0]) / 100_000_000, 0, "unlzf";
		472	Compress::LZF::decompress $_[0]
		473	}
		474
		475	=item cf::post_init { BLOCK }
		476
		477	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		478	but I<before> the server starts ticking again.
		479
		480	The codeblock will have a single boolean argument to indicate whether this
		481	is a reload or not.
		482
		483	=cut
		484
		485	sub post_init(&) {
		486	push @POST_INIT, shift;
		487	}
		488
		489	sub _post_init {
		490	trace "running post_init jobs";
		491
		492	# run them in parallel...
		493
		494	my @join;
		495
		496	while () {
		497	push @join, map &Coro::async ($_, 0), @POST_INIT;
		498	@POST_INIT = ();
		499
		500	@join or last;
		501
		502	(pop @join)->join;
		503	}
		504	}
264		505
265	=item cf::lock_wait $string	506	=item cf::lock_wait $string
266		507
267	Wait until the given lock is available. See cf::lock_acquire.	508	Wait until the given lock is available. See cf::lock_acquire.
268		509
269	=item my $lock = cf::lock_acquire $string	510	=item my $lock = cf::lock_acquire $string
270		511
271	Wait until the given lock is available and then acquires it and returns	512	Wait until the given lock is available and then acquires it and returns
272	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	513	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
273	for example when the coroutine gets canceled), the lock is automatically	514	for example when the coroutine gets canceled), the lock is automatically
274	returned.	515	returned.
275		516
		517	Locks are *not* recursive, locking from the same coro twice results in a
		518	deadlocked coro.
		519
276	Lock names should begin with a unique identifier (for example, cf::map::find	520	Lock names should begin with a unique identifier (for example, cf::map::find
277	uses map_find and cf::map::load uses map_load).	521	uses map_find and cf::map::load uses map_load).
278		522
279	=item $locked = cf::lock_active $string	523	=item $locked = cf::lock_active $string
280		524
281	Return true if the lock is currently active, i.e. somebody has locked it.	525	Return true if the lock is currently active, i.e. somebody has locked it.
282		526
283	=cut	527	=cut
284		528
285	our %LOCK;	529	our $LOCKS = new Coro::SemaphoreSet;
286		530
287	sub lock_wait($) {	531	sub lock_wait($) {
288	my ($key) = @_;	532	$LOCKS->wait ($_[0]);
289
290	# wait for lock, if any
291	while ($LOCK{$key}) {
292	push @{ $LOCK{$key} }, $Coro::current;
293	Coro::schedule;
294	}
295	}	533	}
296		534
297	sub lock_acquire($) {	535	sub lock_acquire($) {
298	my ($key) = @_;	536	$LOCKS->guard ($_[0])
299
300	# wait, to be sure we are not locked
301	lock_wait $key;
302
303	$LOCK{$key} = [];
304
305	Coro::guard {
306	# wake up all waiters, to be on the safe side
307	$_->ready for @{ delete $LOCK{$key} };
308	}
309	}	537	}
310		538
311	sub lock_active($) {	539	sub lock_active($) {
312	my ($key) = @_;	540	$LOCKS->count ($_[0]) < 1
313
314	! ! $LOCK{$key}
315	}	541	}
316		542
317	sub freeze_mainloop {	543	sub freeze_mainloop {
318	return unless $TICK_WATCHER->is_active;	544	tick_inhibit_inc;
319		545
320	my $guard = Coro::guard {	546	&Guard::guard (\&tick_inhibit_dec);
321	$TICK_WATCHER->start;	547	}
322	};	548
323	$TICK_WATCHER->stop;	549	=item cf::periodic $interval, $cb
324	$guard	550
		551	Like EV::periodic, but randomly selects a starting point so that the actions
		552	get spread over time.
		553
		554	=cut
		555
		556	sub periodic($$) {
		557	my ($interval, $cb) = @_;
		558
		559	my $start = rand List::Util::min 180, $interval;
		560
		561	EV::periodic $start, $interval, 0, $cb
325	}	562	}
326		563
327	=item cf::get_slot $time[, $priority[, $name]]	564	=item cf::get_slot $time[, $priority[, $name]]
328		565
329	Allocate $time seconds of blocking CPU time at priority C<$priority>:	566	Allocate $time seconds of blocking CPU time at priority C<$priority>
330	This call blocks and returns only when you have at least C<$time> seconds	567	(default: 0): This call blocks and returns only when you have at least
331	of cpu time till the next tick. The slot is only valid till the next cede.	568	C<$time> seconds of cpu time till the next tick. The slot is only valid
		569	till the next cede.
		570
		571	Background jobs should use a priority les than zero, interactive jobs
		572	should use 100 or more.
332		573
333	The optional C<$name> can be used to identify the job to run. It might be	574	The optional C<$name> can be used to identify the job to run. It might be
334	used for statistical purposes and should identify the same time-class.	575	used for statistical purposes and should identify the same time-class.
335		576
336	Useful for short background jobs.	577	Useful for short background jobs.
337		578
338	=cut	579	=cut
339		580
340	our @SLOT_QUEUE;	581	our @SLOT_QUEUE;
341	our $SLOT_QUEUE;	582	our $SLOT_QUEUE;
		583	our $SLOT_DECAY = 0.9;
342		584
343	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	585	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
344	$SLOT_QUEUE = Coro::async {	586	$SLOT_QUEUE = Coro::async {
		587	$Coro::current->desc ("timeslot manager");
		588
345	my $signal = new Coro::Signal;	589	my $signal = new Coro::Signal;
		590	my $busy;
346		591
347	while () {	592	while () {
348	next_job:	593	next_job:
		594
349	my $avail = cf::till_tick;	595	my $avail = cf::till_tick;
350	if ($avail > 0.01) {	596
351	for (0 .. $#SLOT_QUEUE) {	597	for (0 .. $#SLOT_QUEUE) {
352	if ($SLOT_QUEUE[$_][0] < $avail) {	598	if ($SLOT_QUEUE[$_][0] <= $avail) {
		599	$busy = 0;
353	my $job = splice @SLOT_QUEUE, $_, 1, ();	600	my $job = splice @SLOT_QUEUE, $_, 1, ();
354	$job->[2]->send;	601	$job->[2]->send;
355	Coro::cede;	602	Coro::cede;
356	goto next_job;	603	goto next_job;
357	}	604	} else {
		605	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
358	}	606	}
359	}	607	}
360		608
361	if (@SLOT_QUEUE) {	609	if (@SLOT_QUEUE) {
362	# we do not use wait_For_tick() as it returns immediately when tick is inactive	610	# we do not use wait_for_tick() as it returns immediately when tick is inactive
363	push @cf::WAIT_FOR_TICK, $signal;	611	$WAIT_FOR_TICK->wait;
364	$signal->wait;
365	} else {	612	} else {
		613	$busy = 0;
366	Coro::schedule;	614	Coro::schedule;
367	}	615	}
368	}	616	}
369	};	617	};
370		618
371	sub get_slot($;$$) {	619	sub get_slot($;$$) {
		620	return if tick_inhibit || $Coro::current == $Coro::main;
		621
372	my ($time, $pri, $name) = @_;	622	my ($time, $pri, $name) = @_;
373		623
374	$time = $TICK * .6 if $time > $TICK * .6;	624	$time = clamp $time, 0.01, $TICK * .6;
		625
375	my $sig = new Coro::Signal;	626	my $sig = new Coro::Signal;
376		627
377	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	628	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
378	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	629	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
379	$SLOT_QUEUE->ready;	630	$SLOT_QUEUE->ready;
…		…
390		641
391	BEGIN { *async = \&Coro::async_pool }	642	BEGIN { *async = \&Coro::async_pool }
392		643
393	=item cf::sync_job { BLOCK }	644	=item cf::sync_job { BLOCK }
394		645
395	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	646	The design of Deliantra requires that the main coroutine ($Coro::main)
396	is always able to handle events or runnable, as Crossfire TRT is only	647	is always able to handle events or runnable, as Deliantra is only
397	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	648	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
398	acceptable.	649	acceptable.
399		650
400	If it must be done, put the blocking parts into C<sync_job>. This will run	651	If it must be done, put the blocking parts into C<sync_job>. This will run
401	the given BLOCK in another coroutine while waiting for the result. The	652	the given BLOCK in another coroutine while waiting for the result. The
…		…
405	=cut	656	=cut
406		657
407	sub sync_job(&) {	658	sub sync_job(&) {
408	my ($job) = @_;	659	my ($job) = @_;
409		660
410	if ($Coro::current == $Coro::main) {	661	if (in_main) {
411	my $time = Event::time;	662	my $time = AE::time;
412		663
413	# this is the main coro, too bad, we have to block	664	# this is the main coro, too bad, we have to block
414	# till the operation succeeds, freezing the server :/	665	# till the operation succeeds, freezing the server :/
415		666
416	# TODO: use suspend/resume instead	667	#LOG llevError, Carp::longmess "sync job";#d#
417	# (but this is cancel-safe)	668
418	my $freeze_guard = freeze_mainloop;	669	my $freeze_guard = freeze_mainloop;
419		670
420	my $busy = 1;	671	my $busy = 1;
421	my @res;	672	my @res;
422		673
423	(async {	674	(async {
		675	$Coro::current->desc ("sync job coro");
424	@res = eval { $job->() };	676	@res = eval { $job->() };
425	warn $@ if $@;	677	error $@ if $@;
426	undef $busy;	678	undef $busy;
427	})->prio (Coro::PRIO_MAX);	679	})->prio (Coro::PRIO_MAX);
428		680
429	while ($busy) {	681	while ($busy) {
430	Coro::cede or Event::one_event;	682	if (Coro::nready) {
		683	Coro::cede_notself;
		684	} else {
		685	EV::loop EV::LOOP_ONESHOT;
431	}	686	}
		687	}
432		688
433	$time = Event::time - $time;	689	my $time = AE::time - $time;
434		690
435	LOG llevError | logBacktrace, Carp::longmess "long sync job"
436	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
437
438	$tick_start += $time; # do not account sync jobs to server load	691	$TICK_START += $time; # do not account sync jobs to server load
439		692
440	wantarray ? @res : $res[0]	693	wantarray ? @res : $res[0]
441	} else {	694	} else {
442	# we are in another coroutine, how wonderful, everything just works	695	# we are in another coroutine, how wonderful, everything just works
443		696
…		…
463	$EXT_CORO{$coro+0} = $coro;	716	$EXT_CORO{$coro+0} = $coro;
464		717
465	$coro	718	$coro
466	}	719	}
467		720
468	=item fork_call { }, $args	721	=item fork_call { }, @args
469		722
470	Executes the given code block with the given arguments in a seperate	723	Executes the given code block with the given arguments in a seperate
471	process, returning the results. Everything must be serialisable with	724	process, returning the results. Everything must be serialisable with
472	Coro::Storable. May, of course, block. Note that the executed sub may	725	Coro::Storable. May, of course, block. Note that the executed sub may
473	never block itself or use any form of Event handling.	726	never block itself or use any form of event handling.
474		727
475	=cut	728	=cut
476		729
477	sub _store_scalar {	730	sub post_fork {
478	open my $fh, ">", \my $buf	731	reset_signals;
479	or die "fork_call: cannot open fh-to-buf in child : $!";
480	Storable::store_fd $_[0], $fh;
481	close $fh;
482
483	$buf
484	}	732	}
485		733
486	sub fork_call(&@) {	734	sub fork_call(&@) {
487	my ($cb, @args) = @_;	735	my ($cb, @args) = @_;
488		736
489	# socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC	737	# we seemingly have to make a local copy of the whole thing,
490	# or die "socketpair: $!";	738	# otherwise perl prematurely frees the stuff :/
491	pipe my $fh1, my $fh2	739	# TODO: investigate and fix (likely this will be rather laborious)
492	or die "pipe: $!";
493		740
494	if (my $pid = fork) {	741	my @res = Coro::Util::fork_eval {
495	close $fh2;	742	cf::post_fork;
		743	&$cb
		744	} @args;
496		745
497	my $res = (Coro::Handle::unblock $fh1)->readline (undef);	746	wantarray ? @res : $res[-1]
498	warn "pst<$res>" unless $res =~ /^pst/;	747	}
499	$res = Coro::Storable::thaw $res;
500		748
501	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave	749	sub objinfo {
502
503	Carp::confess $$res unless "ARRAY" eq ref $res;
504
505	return wantarray ? @$res : $res->[-1];
506	} else {
507	reset_signals;
508	local $SIG{__WARN__};
509	local $SIG{__DIE__};
510	# just in case, this hack effectively disables event
511	# in the child. cleaner and slower would be canceling all watchers,
512	# but this works for the time being.
513	local $Coro::idle;
514	$Coro::current->prio (Coro::PRIO_MAX);
515
516	eval {
517	close $fh1;
518
519	my @res = eval { $cb->(@args) };
520
521	syswrite $fh2, _store_scalar $@ ? \"$@" : \@res;
522	close $fh2;
523	};
524
525	warn $@ if $@;
526	_exit 0;
527	}	750	(
		751	"counter value" => cf::object::object_count,
		752	"objects created" => cf::object::create_count,
		753	"objects destroyed" => cf::object::destroy_count,
		754	"freelist size" => cf::object::free_count,
		755	"allocated objects" => cf::object::objects_size,
		756	"active objects" => cf::object::actives_size,
		757	)
		758	}
		759
		760	=item $coin = coin_from_name $name
		761
		762	=cut
		763
		764	our %coin_alias = (
		765	"silver" => "silvercoin",
		766	"silvercoin" => "silvercoin",
		767	"silvercoins" => "silvercoin",
		768	"gold" => "goldcoin",
		769	"goldcoin" => "goldcoin",
		770	"goldcoins" => "goldcoin",
		771	"platinum" => "platinacoin",
		772	"platinumcoin" => "platinacoin",
		773	"platinumcoins" => "platinacoin",
		774	"platina" => "platinacoin",
		775	"platinacoin" => "platinacoin",
		776	"platinacoins" => "platinacoin",
		777	"royalty" => "royalty",
		778	"royalties" => "royalty",
		779	);
		780
		781	sub coin_from_name($) {
		782	$coin_alias{$_[0]}
		783	? cf::arch::find $coin_alias{$_[0]}
		784	: undef
528	}	785	}
529		786
530	=item $value = cf::db_get $family => $key	787	=item $value = cf::db_get $family => $key
531		788
532	Returns a single value from the environment database.	789	Returns a single value from the environment database.
…		…
534	=item cf::db_put $family => $key => $value	791	=item cf::db_put $family => $key => $value
535		792
536	Stores the given C<$value> in the family. It can currently store binary	793	Stores the given C<$value> in the family. It can currently store binary
537	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	794	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
538		795
		796	=item $db = cf::db_table "name"
		797
		798	Create and/or open a new database table. The string must not be "db" and must be unique
		799	within each server.
		800
539	=cut	801	=cut
		802
		803	sub db_table($) {
		804	cf::error "db_get called from main context"
		805	if $Coro::current == $Coro::main;
		806
		807	my ($name) = @_;
		808	my $db = BDB::db_create $DB_ENV;
		809
		810	eval {
		811	$db->set_flags (BDB::CHKSUM);
		812
		813	utf8::encode $name;
		814	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		815	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		816	cf::cleanup "db_open(db): $!" if $!;
		817	};
		818	cf::cleanup "db_open(db): $@" if $@;
		819
		820	$db
		821	}
540		822
541	our $DB;	823	our $DB;
542		824
543	sub db_init {	825	sub db_init {
544	unless ($DB) {	826	$DB ||= db_table "db";
545	$DB = BDB::db_create $DB_ENV;
546
547	cf::sync_job {
548	eval {
549	$DB->set_flags (BDB::CHKSUM);
550
551	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
552	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
553	cf::cleanup "db_open(db): $!" if $!;
554	};
555	cf::cleanup "db_open(db): $@" if $@;
556	};
557	}
558	}	827	}
559		828
560	sub db_get($$) {	829	sub db_get($$) {
561	my $key = "$_[0]/$_[1]";	830	my $key = "$_[0]/$_[1]";
562		831
563	cf::sync_job {	832	cf::error "db_get called from main context"
		833	if $Coro::current == $Coro::main;
		834
564	BDB::db_get $DB, undef, $key, my $data;	835	BDB::db_get $DB, undef, $key, my $data;
565		836
566	$! ? ()	837	$! ? ()
567	: $data	838	: $data
568	}
569	}	839	}
570		840
571	sub db_put($$$) {	841	sub db_put($$$) {
572	BDB::dbreq_pri 4;	842	BDB::dbreq_pri 4;
573	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	843	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
601		871
602	my @data;	872	my @data;
603	my $md5;	873	my $md5;
604		874
605	for (0 .. $#$src) {	875	for (0 .. $#$src) {
606	0 <= aio_load $src->[$_], $data[$_]	876	$data[$_] = load_file $src->[$_];
607	or Carp::croak "$src->[$_]: $!";
608	}	877	}
609		878
610	# if processing is expensive, check	879	# if processing is expensive, check
611	# checksum first	880	# checksum first
612	if (1) {	881	if (1) {
613	$md5 =	882	$md5 =
614	join "\x00",	883	join "\x00",
615	$processversion,	884	$processversion,
616	map {	885	map {
617	Coro::cede;	886	cf::cede_to_tick;
618	($src->[$_], Digest::MD5::md5_hex $data[$_])	887	($src->[$_], Digest::MD5::md5_hex $data[$_])
619	} 0.. $#$src;	888	} 0.. $#$src;
620		889
621		890
622	my $dbmd5 = db_get cache => "$id/md5";	891	my $dbmd5 = db_get cache => "$id/md5";
…		…
629		898
630	my $t1 = Time::HiRes::time;	899	my $t1 = Time::HiRes::time;
631	my $data = $process->(\@data);	900	my $data = $process->(\@data);
632	my $t2 = Time::HiRes::time;	901	my $t2 = Time::HiRes::time;
633		902
634	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	903	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
635		904
636	db_put cache => "$id/data", $data;	905	db_put cache => "$id/data", $data;
637	db_put cache => "$id/md5" , $md5;	906	db_put cache => "$id/md5" , $md5;
638	db_put cache => "$id/meta", $meta;	907	db_put cache => "$id/meta", $meta;
639		908
…		…
649		918
650	=cut	919	=cut
651		920
652	sub datalog($@) {	921	sub datalog($@) {
653	my ($type, %kv) = @_;	922	my ($type, %kv) = @_;
654	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	923	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
655	}	924	}
656		925
657	=back	926	=back
658		927
659	=cut	928	=cut
660		929
661	#############################################################################	930	#############################################################################
662		931
663	=head2 ATTACHABLE OBJECTS	932	=head2 ATTACHABLE OBJECTS
664		933
665	Many objects in crossfire are so-called attachable objects. That means you can	934	Many objects in deliantra are so-called attachable objects. That means you can
666	attach callbacks/event handlers (a collection of which is called an "attachment")	935	attach callbacks/event handlers (a collection of which is called an "attachment")
667	to it. All such attachable objects support the following methods.	936	to it. All such attachable objects support the following methods.
668		937
669	In the following description, CLASS can be any of C<global>, C<object>	938	In the following description, CLASS can be any of C<global>, C<object>
670	C<player>, C<client> or C<map> (i.e. the attachable objects in	939	C<player>, C<client> or C<map> (i.e. the attachable objects in
671	Crossfire TRT).	940	Deliantra).
672		941
673	=over 4	942	=over 4
674		943
675	=item $attachable->attach ($attachment, key => $value...)	944	=item $attachable->attach ($attachment, key => $value...)
676		945
…		…
720	=item cf::CLASS::attachment $name, ...	989	=item cf::CLASS::attachment $name, ...
721		990
722	Register an attachment by C<$name> through which attachable objects of the	991	Register an attachment by C<$name> through which attachable objects of the
723	given CLASS can refer to this attachment.	992	given CLASS can refer to this attachment.
724		993
725	Some classes such as crossfire maps and objects can specify attachments	994	Some classes such as deliantra maps and objects can specify attachments
726	that are attached at load/instantiate time, thus the need for a name.	995	that are attached at load/instantiate time, thus the need for a name.
727		996
728	These calls expect any number of the following handler/hook descriptions:	997	These calls expect any number of the following handler/hook descriptions:
729		998
730	=over 4	999	=over 4
…		…
854		1123
855	} elsif (exists $cb_id{$type}) {	1124	} elsif (exists $cb_id{$type}) {
856	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1125	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
857		1126
858	} elsif (ref $type) {	1127	} elsif (ref $type) {
859	warn "attaching objects not supported, ignoring.\n";	1128	error "attaching objects not supported, ignoring.\n";
860		1129
861	} else {	1130	} else {
862	shift @arg;	1131	shift @arg;
863	warn "attach argument '$type' not supported, ignoring.\n";	1132	error "attach argument '$type' not supported, ignoring.\n";
864	}	1133	}
865	}	1134	}
866	}	1135	}
867		1136
868	sub _object_attach {	1137	sub _object_attach {
…		…
878	_attach $registry, $klass, @attach;	1147	_attach $registry, $klass, @attach;
879	}	1148	}
880		1149
881	$obj->{$name} = \%arg;	1150	$obj->{$name} = \%arg;
882	} else {	1151	} else {
883	warn "object uses attachment '$name' which is not available, postponing.\n";	1152	info "object uses attachment '$name' which is not available, postponing.\n";
884	}	1153	}
885		1154
886	$obj->{_attachment}{$name} = undef;	1155	$obj->{_attachment}{$name} = undef;
887	}	1156	}
888		1157
…		…
947		1216
948	for (@$callbacks) {	1217	for (@$callbacks) {
949	eval { &{$_->[1]} };	1218	eval { &{$_->[1]} };
950		1219
951	if ($@) {	1220	if ($@) {
952	warn "$@";
953	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1221	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
954	override;	1222	override;
955	}	1223	}
956		1224
957	return 1 if $override;	1225	return 1 if $override;
958	}	1226	}
959		1227
960	0	1228	0
961	}	1229	}
962		1230
963	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1231	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
964		1232
965	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1233	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
966		1234
967	Generate an object-specific event with the given arguments.	1235	Generate an object-specific event with the given arguments.
968		1236
…		…
974		1242
975	=cut	1243	=cut
976		1244
977	#############################################################################	1245	#############################################################################
978	# object support	1246	# object support
979	#
980		1247
		1248	sub _object_equal($$);
		1249	sub _object_equal($$) {
		1250	my ($a, $b) = @_;
		1251
		1252	return 0 unless (ref $a) eq (ref $b);
		1253
		1254	if ("HASH" eq ref $a) {
		1255	my @ka = keys %$a;
		1256	my @kb = keys %$b;
		1257
		1258	return 0 if @ka != @kb;
		1259
		1260	for (0 .. $#ka) {
		1261	return 0 unless $ka[$_] eq $kb[$_];
		1262	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1263	}
		1264
		1265	} elsif ("ARRAY" eq ref $a) {
		1266
		1267	return 0 if @$a != @$b;
		1268
		1269	for (0 .. $#$a) {
		1270	return 0 unless _object_equal $a->[$_], $b->[$_];
		1271	}
		1272
		1273	} elsif ($a ne $b) {
		1274	return 0;
		1275	}
		1276
		1277	1
		1278	}
		1279
		1280	our $SLOW_MERGES;#d#
981	sub _can_merge {	1281	sub _can_merge {
982	my ($ob1, $ob2) = @_;	1282	my ($ob1, $ob2) = @_;
983		1283
984	local $Storable::canonical = 1;	1284	++$SLOW_MERGES;#d#
985	my $fob1 = Storable::freeze $ob1;
986	my $fob2 = Storable::freeze $ob2;
987		1285
988	$fob1 eq $fob2	1286	# we do the slow way here
		1287	return _object_equal $ob1, $ob2
989	}	1288	}
990		1289
991	sub reattach {	1290	sub reattach {
992	# basically do the same as instantiate, without calling instantiate	1291	# basically do the same as instantiate, without calling instantiate
993	my ($obj) = @_;	1292	my ($obj) = @_;
994		1293
		1294	# no longer needed after getting rid of delete_package?
995	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1295	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
996		1296
997	my $registry = $obj->registry;	1297	my $registry = $obj->registry;
998		1298
999	@$registry = ();	1299	@$registry = ();
1000		1300
…		…
1005	for (@$attach) {	1305	for (@$attach) {
1006	my ($klass, @attach) = @$_;	1306	my ($klass, @attach) = @$_;
1007	_attach $registry, $klass, @attach;	1307	_attach $registry, $klass, @attach;
1008	}	1308	}
1009	} else {	1309	} else {
1010	warn "object uses attachment '$name' that is not available, postponing.\n";	1310	info "object uses attachment '$name' that is not available, postponing.\n";
1011	}	1311	}
1012	}	1312	}
1013	}	1313	}
1014		1314
1015	cf::attachable->attach (	1315	cf::attachable->attach (
1016	prio => -1000000,	1316	prio => -1000000,
1017	on_instantiate => sub {	1317	on_instantiate => sub {
1018	my ($obj, $data) = @_;	1318	my ($obj, $data) = @_;
1019		1319
1020	$data = from_json $data;	1320	$data = decode_json $data;
1021		1321
1022	for (@$data) {	1322	for (@$data) {
1023	my ($name, $args) = @$_;	1323	my ($name, $args) = @$_;
1024		1324
1025	$obj->attach ($name, %{$args || {} });	1325	$obj->attach ($name, %{$args || {} });
…		…
1041	sub object_freezer_save {	1341	sub object_freezer_save {
1042	my ($filename, $rdata, $objs) = @_;	1342	my ($filename, $rdata, $objs) = @_;
1043		1343
1044	sync_job {	1344	sync_job {
1045	if (length $$rdata) {	1345	if (length $$rdata) {
		1346	utf8::decode (my $decname = $filename);
1046	warn sprintf "saving %s (%d,%d)\n",	1347	trace sprintf "saving %s (%d,%d)\n",
1047	$filename, length $$rdata, scalar @$objs;	1348	$decname, length $$rdata, scalar @$objs
		1349	if $VERBOSE_IO;
1048		1350
1049	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1351	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1050	chmod SAVE_MODE, $fh;	1352	aio_chmod $fh, SAVE_MODE;
1051	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1353	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1052	aio_fsync $fh if $cf::USE_FSYNC;	1354	if ($cf::USE_FSYNC) {
		1355	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;
		1356	aio_fsync $fh;
		1357	}
1053	close $fh;	1358	aio_close $fh;
1054		1359
1055	if (@$objs) {	1360	if (@$objs) {
1056	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1361	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1057	chmod SAVE_MODE, $fh;	1362	aio_chmod $fh, SAVE_MODE;
1058	my $data = Storable::nfreeze { version => 1, objs => $objs };	1363	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1059	aio_write $fh, 0, (length $data), $data, 0;	1364	aio_write $fh, 0, (length $data), $data, 0;
1060	aio_fsync $fh if $cf::USE_FSYNC;	1365	if ($cf::USE_FSYNC) {
		1366	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;
		1367	aio_fsync $fh;
		1368	}
1061	close $fh;	1369	aio_close $fh;
1062	aio_rename "$filename.pst~", "$filename.pst";	1370	aio_rename "$filename.pst~", "$filename.pst";
1063	}	1371	}
1064	} else {	1372	} else {
1065	aio_unlink "$filename.pst";	1373	aio_unlink "$filename.pst";
1066	}	1374	}
1067		1375
1068	aio_rename "$filename~", $filename;	1376	aio_rename "$filename~", $filename;
		1377
		1378	$filename =~ s%/[^/]+$%%;
		1379	aio_pathsync $filename if $cf::USE_FSYNC;
1069	} else {	1380	} else {
1070	warn "FATAL: $filename~: $!\n";	1381	error "unable to save objects: $filename~: $!\n";
1071	}	1382	}
1072	} else {	1383	} else {
1073	aio_unlink $filename;	1384	aio_unlink $filename;
1074	aio_unlink "$filename.pst";	1385	aio_unlink "$filename.pst";
1075	}	1386	}
1076	}	1387	};
1077	}	1388	}
1078		1389
1079	sub object_freezer_as_string {	1390	sub object_freezer_as_string {
1080	my ($rdata, $objs) = @_;	1391	my ($rdata, $objs) = @_;
1081		1392
…		…
1093	or return;	1404	or return;
1094		1405
1095	unless (aio_stat "$filename.pst") {	1406	unless (aio_stat "$filename.pst") {
1096	(aio_load "$filename.pst", $av) >= 0	1407	(aio_load "$filename.pst", $av) >= 0
1097	or return;	1408	or return;
		1409
1098	$av = eval { (Storable::thaw $av)->{objs} };	1410	my $st = eval { Coro::Storable::thaw $av };
		1411	$av = $st->{objs};
1099	}	1412	}
1100		1413
		1414	utf8::decode (my $decname = $filename);
1101	warn sprintf "loading %s (%d)\n",	1415	trace sprintf "loading %s (%d,%d)\n",
1102	$filename, length $data, scalar @{$av || []};	1416	$decname, length $data, scalar @{$av || []}
		1417	if $VERBOSE_IO;
		1418
1103	return ($data, $av);	1419	($data, $av)
1104	}	1420	}
1105		1421
1106	=head2 COMMAND CALLBACKS	1422	=head2 COMMAND CALLBACKS
1107		1423
1108	=over 4	1424	=over 4
…		…
1162	my ($name, $cb) = @_;	1478	my ($name, $cb) = @_;
1163		1479
1164	$EXTICMD{$name} = $cb;	1480	$EXTICMD{$name} = $cb;
1165	}	1481	}
1166		1482
		1483	use File::Glob ();
		1484
1167	cf::player->attach (	1485	cf::player->attach (
1168	on_command => sub {	1486	on_unknown_command => sub {
1169	my ($pl, $name, $params) = @_;	1487	my ($pl, $name, $params) = @_;
1170		1488
1171	my $cb = $COMMAND{$name}	1489	my $cb = $COMMAND{$name}
1172	or return;	1490	or return;
1173		1491
…		…
1181	my ($pl, $buf) = @_;	1499	my ($pl, $buf) = @_;
1182		1500
1183	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1501	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1184		1502
1185	if (ref $msg) {	1503	if (ref $msg) {
1186	my ($type, $reply, @payload) =	1504	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
1187	"ARRAY" eq ref $msg	1505
1188	? @$msg	1506	my @reply;
1189	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1190		1507
1191	if (my $cb = $EXTCMD{$type}) {	1508	if (my $cb = $EXTCMD{$type}) {
1192	my @reply = $cb->($pl, @payload);	1509	@reply = $cb->($pl, @payload);
1193
1194	$pl->ext_reply ($reply, @reply)
1195	if $reply;
1196	}	1510	}
		1511
		1512	$pl->ext_reply ($reply, @reply)
		1513	if $reply;
		1514
1197	} else {	1515	} else {
1198	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1516	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1199	}	1517	}
1200		1518
1201	cf::override;	1519	cf::override;
1202	},	1520	},
1203	);	1521	);
1204		1522
		1523	# "readahead" all extensions
		1524	sub cache_extensions {
		1525	my $grp = IO::AIO::aio_group;
		1526
		1527	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1528	for (grep /\.ext$/, @{$_[0]}) {
		1529	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1530	}
		1531	};
		1532
		1533	$grp
		1534	}
		1535
1205	sub load_extensions {	1536	sub load_extensions {
		1537	info "loading extensions...";
		1538
1206	cf::sync_job {	1539	cf::sync_job {
1207	my %todo;	1540	my %todo;
1208		1541
1209	for my $path (<$LIBDIR/*.ext>) {	1542	for my $path (<$LIBDIR/*.ext>) {
1210	next unless -r $path;	1543	next unless -r $path;
…		…
1228		1561
1229	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1562	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1230	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1563	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1231		1564
1232	$ext{source} =	1565	$ext{source} =
1233	"package $pkg; use strict; use utf8;\n"	1566	"package $pkg; use common::sense;\n"
1234	. "#line 1 \"$path\"\n{\n"	1567	. "#line 1 \"$path\"\n{\n"
1235	. $source	1568	. $source
1236	. "\n};\n1";	1569	. "\n};\n1";
1237		1570
1238	$todo{$base} = \%ext;	1571	$todo{$base} = \%ext;
1239	}	1572	}
1240		1573
		1574	my $pass = 0;
1241	my %done;	1575	my %done;
1242	while (%todo) {	1576	while (%todo) {
1243	my $progress;	1577	my $progress;
1244		1578
		1579	++$pass;
		1580
		1581	ext:
1245	while (my ($k, $v) = each %todo) {	1582	while (my ($k, $v) = each %todo) {
1246	for (split /,\s*/, $v->{meta}{depends}) {	1583	for (split /,\s*/, $v->{meta}{depends}) {
1247	goto skip	1584	next ext
1248	unless exists $done{$_};	1585	unless exists $done{$_};
1249	}	1586	}
1250		1587
1251	warn "... loading '$k' into '$v->{pkg}'\n";	1588	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1252		1589
1253	unless (eval $v->{source}) {	1590	my $active = eval $v->{source};
		1591
		1592	if (length $@) {
1254	my $msg = $@ ? "$v->{path}: $@\n"	1593	error "$v->{path}: $@\n";
1255	: "$v->{base}: extension inactive.\n";
1256		1594
		1595	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1257	if (exists $v->{meta}{mandatory}) {	1596	if exists $v->{meta}{mandatory};
1258	warn $msg;	1597
1259	warn "mandatory extension failed to load, exiting.\n";	1598	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1260	exit 1;	1599	delete $todo{$k};
1261	}	1600	} else {
1262		1601	$done{$k} = delete $todo{$k};
1263	warn $msg;	1602	push @EXTS, $v->{pkg};
		1603	$progress = 1;
		1604
		1605	info "$v->{base}: extension inactive.\n"
		1606	unless $active;
1264	}	1607	}
1265
1266	$done{$k} = delete $todo{$k};
1267	push @EXTS, $v->{pkg};
1268	$progress = 1;
1269	}	1608	}
1270		1609
1271	skip:	1610	unless ($progress) {
1272	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1611	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1273	unless $progress;	1612
		1613	while (my ($k, $v) = each %todo) {
		1614	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1615	if exists $v->{meta}{mandatory};
		1616	}
		1617
		1618	last;
		1619	}
1274	}	1620	}
1275	};	1621	};
1276	}	1622	}
1277		1623
1278	#############################################################################	1624	#############################################################################
1279		1625
1280	=back	1626	=back
1281		1627
1282	=head2 CORE EXTENSIONS	1628	=head2 CORE EXTENSIONS
1283		1629
1284	Functions and methods that extend core crossfire objects.	1630	Functions and methods that extend core deliantra objects.
1285		1631
1286	=cut	1632	=cut
1287		1633
1288	package cf::player;	1634	package cf::player;
1289		1635
1290	use Coro::AIO;	1636	use Coro::AIO;
1291		1637
1292	=head3 cf::player	1638	=head3 cf::player
1293		1639
1294	=over 4	1640	=over 4
		1641
		1642	=item cf::player::num_playing
		1643
		1644	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1645
		1646	=cut
		1647
		1648	sub num_playing {
		1649	scalar grep
		1650	$_->ob->map
		1651	&& !$_->hidden
		1652	&& !$_->ob->flag (cf::FLAG_WIZ),
		1653	cf::player::list
		1654	}
1295		1655
1296	=item cf::player::find $login	1656	=item cf::player::find $login
1297		1657
1298	Returns the given player object, loading it if necessary (might block).	1658	Returns the given player object, loading it if necessary (might block).
1299		1659
…		…
1318		1678
1319	sub exists($) {	1679	sub exists($) {
1320	my ($login) = @_;	1680	my ($login) = @_;
1321		1681
1322	$cf::PLAYER{$login}	1682	$cf::PLAYER{$login}
1323	or cf::sync_job { !aio_stat path $login }	1683	or !aio_stat path $login
1324	}	1684	}
1325		1685
1326	sub find($) {	1686	sub find($) {
1327	return $cf::PLAYER{$_[0]} || do {	1687	return $cf::PLAYER{$_[0]} || do {
1328	my $login = $_[0];	1688	my $login = $_[0];
…		…
1335	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1695	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1336	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1696	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1337	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1697	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1338	aio_unlink +(playerdir $login) . "/$login.pl";	1698	aio_unlink +(playerdir $login) . "/$login.pl";
1339		1699
1340	my $pl = load_pl path $login	1700	my $f = new_from_file cf::object::thawer path $login
1341	or return;	1701	or return;
		1702
		1703	my $pl = cf::player::load_pl $f
		1704	or return;
		1705
		1706	local $cf::PLAYER_LOADING{$login} = $pl;
		1707	$f->resolve_delayed_derefs;
1342	$cf::PLAYER{$login} = $pl	1708	$cf::PLAYER{$login} = $pl
1343	}	1709	}
1344	}	1710	}
1345	}	1711	}
		1712
		1713	cf::player->attach (
		1714	on_load => sub {
		1715	my ($pl, $path) = @_;
		1716
		1717	# restore slots saved in save, below
		1718	my $slots = delete $pl->{_slots};
		1719
		1720	$pl->ob->current_weapon ($slots->[0]);
		1721	$pl->combat_ob ($slots->[1]);
		1722	$pl->ranged_ob ($slots->[2]);
		1723	},
		1724	);
1346		1725
1347	sub save($) {	1726	sub save($) {
1348	my ($pl) = @_;	1727	my ($pl) = @_;
1349		1728
1350	return if $pl->{deny_save};	1729	return if $pl->{deny_save};
…		…
1355	return if $pl->{deny_save};	1734	return if $pl->{deny_save};
1356		1735
1357	aio_mkdir playerdir $pl, 0770;	1736	aio_mkdir playerdir $pl, 0770;
1358	$pl->{last_save} = $cf::RUNTIME;	1737	$pl->{last_save} = $cf::RUNTIME;
1359		1738
		1739	cf::get_slot 0.01;
		1740
		1741	# save slots, to be restored later
		1742	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
		1743
1360	$pl->save_pl ($path);	1744	$pl->save_pl ($path);
1361	Coro::cede;	1745	cf::cede_to_tick;
1362	}	1746	}
1363		1747
1364	sub new($) {	1748	sub new($) {
1365	my ($login) = @_;	1749	my ($login) = @_;
1366		1750
…		…
1372	$cf::PLAYER{$login} = $self;	1756	$cf::PLAYER{$login} = $self;
1373		1757
1374	$self	1758	$self
1375	}	1759	}
1376		1760
		1761	=item $player->send_msg ($channel, $msg, $color, [extra...])
		1762
		1763	=cut
		1764
		1765	sub send_msg {
		1766	my $ns = shift->ns
		1767	or return;
		1768	$ns->send_msg (@_);
		1769	}
		1770
1377	=item $pl->quit_character	1771	=item $pl->quit_character
1378		1772
1379	Nukes the player without looking back. If logged in, the connection will	1773	Nukes the player without looking back. If logged in, the connection will
1380	be destroyed. May block for a long time.	1774	be destroyed. May block for a long time.
1381		1775
…		…
1385	my ($pl) = @_;	1779	my ($pl) = @_;
1386		1780
1387	my $name = $pl->ob->name;	1781	my $name = $pl->ob->name;
1388		1782
1389	$pl->{deny_save} = 1;	1783	$pl->{deny_save} = 1;
1390	$pl->password ("*"); # this should lock out the player until we nuked the dir	1784	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1391		1785
1392	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1786	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1393	$pl->deactivate;	1787	$pl->deactivate;
		1788
		1789	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1394	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1790	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1791	ext::highscore::check ($pl->ob);
		1792
1395	$pl->ns->destroy if $pl->ns;	1793	$pl->ns->destroy if $pl->ns;
1396		1794
1397	my $path = playerdir $pl;	1795	my $path = playerdir $pl;
1398	my $temp = "$path~$cf::RUNTIME~deleting~";	1796	my $temp = "$path~$cf::RUNTIME~deleting~";
1399	aio_rename $path, $temp;	1797	aio_rename $path, $temp;
…		…
1434	or return [];	1832	or return [];
1435		1833
1436	my @logins;	1834	my @logins;
1437		1835
1438	for my $login (@$dirs) {	1836	for my $login (@$dirs) {
		1837	my $path = path $login;
		1838
		1839	# a .pst is a dead give-away for a valid player
		1840	# if no pst file found, open and chekc for blocked users
		1841	if (aio_stat "$path.pst") {
1439	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1842	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1440	aio_read $fh, 0, 512, my $buf, 0 or next;	1843	aio_read $fh, 0, 512, my $buf, 0 or next;
1441	$buf !~ /^password -------------$/m or next; # official not-valid tag	1844	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1845	}
1442		1846
1443	utf8::decode $login;	1847	utf8::decode $login;
1444	push @logins, $login;	1848	push @logins, $login;
1445	}	1849	}
1446		1850
1447	\@logins	1851	\@logins
1448	}	1852	}
1449		1853
1450	=item $player->maps	1854	=item $player->maps
		1855
		1856	=item cf::player::maps $login
1451		1857
1452	Returns an arrayref of map paths that are private for this	1858	Returns an arrayref of map paths that are private for this
1453	player. May block.	1859	player. May block.
1454		1860
1455	=cut	1861	=cut
…		…
1473	}	1879	}
1474		1880
1475	\@paths	1881	\@paths
1476	}	1882	}
1477		1883
1478	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1884	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1479		1885
1480	Expand crossfire pod fragments into protocol xml.	1886	Expand deliantra pod fragments into protocol xml.
1481
1482	=cut
1483
1484	sub expand_cfpod {
1485	((my $self), (local $_)) = @_;
1486
1487	# escape & and <
1488	s/&/&amp;/g;
1489	s/(?<![BIUGH])</&lt;/g;
1490
1491	# this is buggy, it needs to properly take care of nested <'s
1492
1493	1 while
1494	# replace B<>, I<>, U<> etc.
1495	s/B<([^\>]*)>/<b>$1<\/b>/
1496	|| s/I<([^\>]*)>/<i>$1<\/i>/
1497	|| s/U<([^\>]*)>/<u>$1<\/u>/
1498	# replace G<male|female> tags
1499	|| s{G<([^>|]*)\|([^>]*)>}{
1500	$self->gender ? $2 : $1
1501	}ge
1502	# replace H<hint text>
1503	|| s{H<([^\>]*)>}
1504	{
1505	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1506	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1507	"")
1508	[$self->{hintmode}]
1509	}ge;
1510
1511	# create single paragraphs (very hackish)
1512	s/(?<=\S)\n(?=\w)/ /g;
1513
1514	# compress some whitespace
1515	s/\s+\n/\n/g; # ws line-ends
1516	s/\n\n+/\n/g; # double lines
1517	s/^\n+//; # beginning lines
1518	s/\n+$//; # ending lines
1519
1520	$_
1521	}
1522
1523	sub hintmode {
1524	$_[0]{hintmode} = $_[1] if @_ > 1;
1525	$_[0]{hintmode}
1526	}
1527		1887
1528	=item $player->ext_reply ($msgid, @msg)	1888	=item $player->ext_reply ($msgid, @msg)
1529		1889
1530	Sends an ext reply to the player.	1890	Sends an ext reply to the player.
1531		1891
1532	=cut	1892	=cut
1533		1893
1534	sub ext_reply($$@) {	1894	sub ext_reply($$@) {
1535	my ($self, $id, @msg) = @_;	1895	my ($self, $id, @msg) = @_;
1536		1896
1537	if ($self->ns->extcmd == 2) {	1897	$self->ns->ext_reply ($id, @msg)
1538	$self->send ("ext " . $self->ns->{json_coder}->encode (["reply-$id", @msg]));
1539	} elsif ($self->ns->extcmd == 1) {
1540	#TODO: version 1, remove
1541	unshift @msg, msgtype => "reply", msgid => $id;
1542	$self->send ("ext " . $self->ns->{json_coder}->encode ({@msg}));
1543	}
1544	}	1898	}
1545		1899
1546	=item $player->ext_msg ($type, @msg)	1900	=item $player->ext_msg ($type, @msg)
1547		1901
1548	Sends an ext event to the client.	1902	Sends an ext event to the client.
…		…
1569		1923
1570	=cut	1924	=cut
1571		1925
1572	sub find_by_path($) {	1926	sub find_by_path($) {
1573	my ($path) = @_;	1927	my ($path) = @_;
		1928
		1929	$path =~ s/^~[^\/]*//; # skip ~login
1574		1930
1575	my ($match, $specificity);	1931	my ($match, $specificity);
1576		1932
1577	for my $region (list) {	1933	for my $region (list) {
1578	if ($region->{match} && $path =~ $region->{match}) {	1934	if ($region->{match} && $path =~ $region->{match}) {
…		…
1604	our $MAX_RESET = 3600;	1960	our $MAX_RESET = 3600;
1605	our $DEFAULT_RESET = 3000;	1961	our $DEFAULT_RESET = 3000;
1606		1962
1607	sub generate_random_map {	1963	sub generate_random_map {
1608	my ($self, $rmp) = @_;	1964	my ($self, $rmp) = @_;
1609	# mit "rum" bekleckern, nicht	1965
		1966	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1967
1610	$self->_create_random_map (	1968	$self->_create_random_map ($rmp);
1611	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1612	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1613	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1614	$rmp->{exit_on_final_map},
1615	$rmp->{xsize}, $rmp->{ysize},
1616	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1617	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1618	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1619	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1620	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1621	(cf::region::find $rmp->{region}), $rmp->{custom}
1622	)
1623	}	1969	}
1624		1970
1625	=item cf::map->register ($regex, $prio)	1971	=item cf::map->register ($regex, $prio)
1626		1972
1627	Register a handler for the map path matching the given regex at the	1973	Register a handler for the map path matching the given regex at the
…		…
1632		1978
1633	sub register {	1979	sub register {
1634	my (undef, $regex, $prio) = @_;	1980	my (undef, $regex, $prio) = @_;
1635	my $pkg = caller;	1981	my $pkg = caller;
1636		1982
1637	no strict;
1638	push @{"$pkg\::ISA"}, __PACKAGE__;	1983	push @{"$pkg\::ISA"}, __PACKAGE__;
1639		1984
1640	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1985	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1641	}	1986	}
1642		1987
1643	# also paths starting with '/'	1988	# also paths starting with '/'
1644	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1989	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1645		1990
1646	sub thawer_merge {	1991	sub thawer_merge {
1647	my ($self, $merge) = @_;	1992	my ($self, $merge) = @_;
1648		1993
1649	# we have to keep some variables in memory intact	1994	# we have to keep some variables in memory intact
…		…
1654	}	1999	}
1655		2000
1656	sub normalise {	2001	sub normalise {
1657	my ($path, $base) = @_;	2002	my ($path, $base) = @_;
1658		2003
1659	$path = "$path"; # make sure its a string	2004	$path = "$path"; # make sure it's a string
1660		2005
1661	$path =~ s/\.map$//;	2006	$path =~ s/\.map$//;
1662		2007
1663	# map plan:	2008	# map plan:
1664	#	2009	#
…		…
1679	$base =~ s{[^/]+/?$}{};	2024	$base =~ s{[^/]+/?$}{};
1680	$path = "$base/$path";	2025	$path = "$base/$path";
1681	}	2026	}
1682		2027
1683	for ($path) {	2028	for ($path) {
1684	redo if s{//}{/};
1685	redo if s{/\.?/}{/};	2029	redo if s{/\.?/}{/};
1686	redo if s{/[^/]+/\.\./}{/};	2030	redo if s{/[^/]+/\.\./}{/};
1687	}	2031	}
1688		2032
1689	$path	2033	$path
…		…
1703	$self->init; # pass $1 etc.	2047	$self->init; # pass $1 etc.
1704	return $self;	2048	return $self;
1705	}	2049	}
1706	}	2050	}
1707		2051
1708	Carp::cluck "unable to resolve path '$path' (base '$base').";	2052	Carp::cluck "unable to resolve path '$path' (base '$base')";
1709	()	2053	()
1710	}	2054	}
1711		2055
		2056	# may re-bless or do other evil things
1712	sub init {	2057	sub init {
1713	my ($self) = @_;	2058	my ($self) = @_;
1714		2059
1715	$self	2060	$self
1716	}	2061	}
…		…
1735		2080
1736	# the temporary/swap location	2081	# the temporary/swap location
1737	sub save_path {	2082	sub save_path {
1738	my ($self) = @_;	2083	my ($self) = @_;
1739		2084
1740	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2085	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1741	"$TMPDIR/$path.map"	2086	"$TMPDIR/$path.map"
1742	}	2087	}
1743		2088
1744	# the unique path, undef == no special unique path	2089	# the unique path, undef == no special unique path
1745	sub uniq_path {	2090	sub uniq_path {
1746	my ($self) = @_;	2091	my ($self) = @_;
1747		2092
1748	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2093	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1749	"$UNIQUEDIR/$path"	2094	"$UNIQUEDIR/$path"
1750	}
1751
1752	# and all this just because we cannot iterate over
1753	# all maps in C++...
1754	sub change_all_map_light {
1755	my ($change) = @_;
1756
1757	$_->change_map_light ($change)
1758	for grep $_->outdoor, values %cf::MAP;
1759	}	2095	}
1760		2096
1761	sub decay_objects {	2097	sub decay_objects {
1762	my ($self) = @_;	2098	my ($self) = @_;
1763		2099
…		…
1776		2112
1777	sub load_header_from($) {	2113	sub load_header_from($) {
1778	my ($self, $path) = @_;	2114	my ($self, $path) = @_;
1779		2115
1780	utf8::encode $path;	2116	utf8::encode $path;
1781	#aio_open $path, O_RDONLY, 0	2117	my $f = new_from_file cf::object::thawer $path
1782	# or return;
1783
1784	$self->_load_header ($path)
1785	or return;	2118	or return;
1786		2119
		2120	$self->_load_header ($f)
		2121	or return;
		2122
		2123	local $MAP_LOADING{$self->{path}} = $self;
		2124	$f->resolve_delayed_derefs;
		2125
1787	$self->{load_path} = $path;	2126	$self->{load_path} = $path;
1788		2127
1789	1	2128	1
1790	}	2129	}
1791		2130
		2131	# used to laod the header of an original map
1792	sub load_header_orig {	2132	sub load_header_orig {
1793	my ($self) = @_;	2133	my ($self) = @_;
1794		2134
1795	$self->load_header_from ($self->load_path)	2135	$self->load_header_from ($self->load_path)
1796	}	2136	}
1797		2137
		2138	# used to laod the header of an instantiated map
1798	sub load_header_temp {	2139	sub load_header_temp {
1799	my ($self) = @_;	2140	my ($self) = @_;
1800		2141
1801	$self->load_header_from ($self->save_path)	2142	$self->load_header_from ($self->save_path)
1802	}	2143	}
1803		2144
		2145	# called after loading the header from an instantiated map
1804	sub prepare_temp {	2146	sub prepare_temp {
1805	my ($self) = @_;	2147	my ($self) = @_;
1806		2148
1807	$self->last_access ((delete $self->{last_access})	2149	$self->last_access ((delete $self->{last_access})
1808	|| $cf::RUNTIME); #d#	2150	|| $cf::RUNTIME); #d#
1809	# safety	2151	# safety
1810	$self->{instantiate_time} = $cf::RUNTIME	2152	$self->{instantiate_time} = $cf::RUNTIME
1811	if $self->{instantiate_time} > $cf::RUNTIME;	2153	if $self->{instantiate_time} > $cf::RUNTIME;
1812	}	2154	}
1813		2155
		2156	# called after loading the header from an original map
1814	sub prepare_orig {	2157	sub prepare_orig {
1815	my ($self) = @_;	2158	my ($self) = @_;
1816		2159
1817	$self->{load_original} = 1;	2160	$self->{load_original} = 1;
1818	$self->{instantiate_time} = $cf::RUNTIME;	2161	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1842		2185
1843	sub find;	2186	sub find;
1844	sub find {	2187	sub find {
1845	my ($path, $origin) = @_;	2188	my ($path, $origin) = @_;
1846		2189
		2190	cf::cede_to_tick;
		2191
1847	$path = normalise $path, $origin && $origin->path;	2192	$path = normalise $path, $origin;
1848		2193
		2194	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1849	cf::lock_wait "map_find:$path";	2195	my $guard2 = cf::lock_acquire "map_find:$path";
1850		2196
1851	$cf::MAP{$path} || do {	2197	$cf::MAP{$path} || do {
1852	my $guard = cf::lock_acquire "map_find:$path";
1853	my $map = new_from_path cf::map $path	2198	my $map = new_from_path cf::map $path
1854	or return;	2199	or return;
1855		2200
1856	$map->{last_save} = $cf::RUNTIME;	2201	$map->{last_save} = $cf::RUNTIME;
1857		2202
…		…
1859	or return;	2204	or return;
1860		2205
1861	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2206	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1862	# doing this can freeze the server in a sync job, obviously	2207	# doing this can freeze the server in a sync job, obviously
1863	#$cf::WAIT_FOR_TICK->wait;	2208	#$cf::WAIT_FOR_TICK->wait;
		2209	undef $guard2;
		2210	undef $guard1;
1864	$map->reset;	2211	$map->reset;
1865	undef $guard;
1866	return find $path;	2212	return find $path;
1867	}	2213	}
1868		2214
1869	$cf::MAP{$path} = $map	2215	$cf::MAP{$path} = $map
1870	}	2216	}
1871	}	2217	}
1872		2218
1873	sub pre_load { }	2219	sub pre_load { }
1874	sub post_load { }	2220	#sub post_load { } # XS
1875		2221
1876	sub load {	2222	sub load {
1877	my ($self) = @_;	2223	my ($self) = @_;
1878		2224
1879	local $self->{deny_reset} = 1; # loading can take a long time	2225	local $self->{deny_reset} = 1; # loading can take a long time
1880		2226
1881	my $path = $self->{path};	2227	my $path = $self->{path};
1882		2228
1883	{	2229	{
1884	my $guard = cf::lock_acquire "map_load:$path";	2230	my $guard = cf::lock_acquire "map_data:$path";
1885		2231
		2232	return unless $self->valid;
1886	return if $self->in_memory != cf::MAP_SWAPPED;	2233	return unless $self->state == cf::MAP_SWAPPED;
1887
1888	$self->in_memory (cf::MAP_LOADING);
1889		2234
1890	$self->alloc;	2235	$self->alloc;
1891		2236
1892	$self->pre_load;	2237	$self->pre_load;
1893	Coro::cede;	2238	cf::cede_to_tick;
1894		2239
1895	$self->_load_objects ($self->{load_path}, 1)	2240	if (exists $self->{load_path}) {
		2241	my $f = new_from_file cf::object::thawer $self->{load_path};
		2242	$f->skip_block;
		2243	$self->_load_objects ($f)
1896	or return;	2244	or return;
1897		2245
1898	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2246	$self->post_load_original
1899	if delete $self->{load_original};	2247	if delete $self->{load_original};
1900		2248
1901	if (my $uniq = $self->uniq_path) {	2249	if (my $uniq = $self->uniq_path) {
1902	utf8::encode $uniq;	2250	utf8::encode $uniq;
1903	if (aio_open $uniq, O_RDONLY, 0) {	2251	unless (aio_stat $uniq) {
		2252	if (my $f = new_from_file cf::object::thawer $uniq) {
1904	$self->clear_unique_items;	2253	$self->clear_unique_items;
1905	$self->_load_objects ($uniq, 0);	2254	$self->_load_objects ($f);
		2255	$f->resolve_delayed_derefs;
		2256	}
		2257	}
1906	}	2258	}
1907	}
1908		2259
1909	Coro::cede;	2260	$f->resolve_delayed_derefs;
		2261	} else {
		2262	$self->post_load_original
		2263	if delete $self->{load_original};
		2264	}
		2265
		2266	$self->state (cf::MAP_INACTIVE);
		2267
		2268	cf::cede_to_tick;
1910	# now do the right thing for maps	2269	# now do the right thing for maps
1911	$self->link_multipart_objects;	2270	$self->link_multipart_objects;
1912	$self->difficulty ($self->estimate_difficulty)	2271	$self->difficulty ($self->estimate_difficulty)
1913	unless $self->difficulty;	2272	unless $self->difficulty;
1914	Coro::cede;	2273	cf::cede_to_tick;
1915		2274
1916	unless ($self->{deny_activate}) {	2275	unless ($self->{deny_activate}) {
1917	$self->decay_objects;	2276	$self->decay_objects;
1918	$self->fix_auto_apply;	2277	$self->fix_auto_apply;
1919	$self->update_buttons;	2278	$self->update_buttons;
1920	Coro::cede;	2279	cf::cede_to_tick;
1921	$self->set_darkness_map;	2280	#$self->activate; # no longer activate maps automatically
1922	Coro::cede;
1923	$self->activate;
1924	}	2281	}
1925		2282
1926	$self->in_memory (cf::MAP_IN_MEMORY);	2283	$self->{last_save} = $cf::RUNTIME;
		2284	$self->last_access ($cf::RUNTIME);
1927	}	2285	}
1928		2286
1929	$self->post_load;	2287	$self->post_load;
1930	}
1931		2288
		2289	1
		2290	}
		2291
		2292	# customize the map for a given player, i.e.
		2293	# return the _real_ map. used by e.g. per-player
		2294	# maps to change the path to ~playername/mappath
1932	sub customise_for {	2295	sub customise_for {
1933	my ($self, $ob) = @_;	2296	my ($self, $ob) = @_;
1934		2297
1935	return find "~" . $ob->name . "/" . $self->{path}	2298	return find "~" . $ob->name . "/" . $self->{path}
1936	if $self->per_player;	2299	if $self->per_player;
…		…
1939	# if $self->per_party;	2302	# if $self->per_party;
1940		2303
1941	$self	2304	$self
1942	}	2305	}
1943		2306
1944	# find and load all maps in the 3x3 area around a map
1945	sub load_diag {
1946	my ($map) = @_;
1947
1948	my @diag; # diagonal neighbours
1949
1950	for (0 .. 3) {
1951	my $neigh = $map->tile_path ($_)
1952	or next;
1953	$neigh = find $neigh, $map
1954	or next;
1955	$neigh->load;
1956
1957	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],
1958	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1959	}
1960
1961	for (@diag) {
1962	my $neigh = find @$_
1963	or next;
1964	$neigh->load;
1965	}
1966	}
1967
1968	sub find_sync {	2307	sub find_sync {
1969	my ($path, $origin) = @_;	2308	my ($path, $origin) = @_;
1970		2309
1971	cf::sync_job { find $path, $origin }	2310	# it's a bug to call this from the main context
		2311	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2312	if $Coro::current == $Coro::main;
		2313
		2314	find $path, $origin
1972	}	2315	}
1973		2316
1974	sub do_load_sync {	2317	sub do_load_sync {
1975	my ($map) = @_;	2318	my ($map) = @_;
1976		2319
1977	cf::sync_job { $map->load };	2320	# it's a bug to call this from the main context
		2321	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
		2322	if $Coro::current == $Coro::main;
		2323
		2324	$map->load;
1978	}	2325	}
1979		2326
1980	our %MAP_PREFETCH;	2327	our %MAP_PREFETCH;
1981	our $MAP_PREFETCHER = undef;	2328	our $MAP_PREFETCHER = undef;
1982		2329
1983	sub find_async {	2330	sub find_async {
1984	my ($path, $origin) = @_;	2331	my ($path, $origin, $load) = @_;
1985		2332
1986	$path = normalise $path, $origin && $origin->{path};	2333	$path = normalise $path, $origin;
1987		2334
1988	if (my $map = $cf::MAP{$path}) {	2335	if (my $map = $cf::MAP{$path}) {
1989	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2336	return $map if !$load || $map->linkable;
1990	}	2337	}
1991		2338
1992	undef $MAP_PREFETCH{$path};	2339	$MAP_PREFETCH{$path} |= $load;
		2340
1993	$MAP_PREFETCHER ||= cf::async {	2341	$MAP_PREFETCHER ||= cf::async {
		2342	$Coro::current->{desc} = "map prefetcher";
		2343
1994	while (%MAP_PREFETCH) {	2344	while (%MAP_PREFETCH) {
1995	for my $path (keys %MAP_PREFETCH) {	2345	while (my ($k, $v) = each %MAP_PREFETCH) {
1996	if (my $map = find $path) {	2346	if (my $map = find $k) {
1997	$map->load;	2347	$map->load if $v;
1998	}	2348	}
1999		2349
2000	delete $MAP_PREFETCH{$path};	2350	delete $MAP_PREFETCH{$k};
2001	}	2351	}
2002	}	2352	}
2003	undef $MAP_PREFETCHER;	2353	undef $MAP_PREFETCHER;
2004	};	2354	};
2005	$MAP_PREFETCHER->prio (6);	2355	$MAP_PREFETCHER->prio (6);
2006		2356
2007	()	2357	()
2008	}	2358	}
2009		2359
		2360	# common code, used by both ->save and ->swapout
2010	sub save {	2361	sub _save {
2011	my ($self) = @_;	2362	my ($self) = @_;
2012
2013	my $lock = cf::lock_acquire "map_data:" . $self->path;
2014		2363
2015	$self->{last_save} = $cf::RUNTIME;	2364	$self->{last_save} = $cf::RUNTIME;
2016		2365
2017	return unless $self->dirty;	2366	return unless $self->dirty;
2018		2367
…		…
2024	return if $self->{deny_save};	2373	return if $self->{deny_save};
2025		2374
2026	local $self->{last_access} = $self->last_access;#d#	2375	local $self->{last_access} = $self->last_access;#d#
2027		2376
2028	cf::async {	2377	cf::async {
		2378	$Coro::current->{desc} = "map player save";
2029	$_->contr->save for $self->players;	2379	$_->contr->save for $self->players;
2030	};	2380	};
		2381
		2382	cf::get_slot 0.02;
2031		2383
2032	if ($uniq) {	2384	if ($uniq) {
2033	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2385	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2034	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2386	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2035	} else {	2387	} else {
2036	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2388	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2037	}	2389	}
2038	}	2390	}
2039		2391
		2392	sub save {
		2393	my ($self) = @_;
		2394
		2395	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2396
		2397	$self->_save;
		2398	}
		2399
2040	sub swap_out {	2400	sub swap_out {
2041	my ($self) = @_;	2401	my ($self) = @_;
2042		2402
2043	# save first because save cedes
2044	$self->save;
2045
2046	my $lock = cf::lock_acquire "map_data:" . $self->path;	2403	my $lock = cf::lock_acquire "map_data:$self->{path}";
2047		2404
		2405	return if !$self->linkable;
		2406	return if $self->{deny_save};
2048	return if $self->players;	2407	return if $self->players;
2049	return if $self->in_memory != cf::MAP_IN_MEMORY;
2050	return if $self->{deny_save};
2051		2408
		2409	# first deactivate the map and "unlink" it from the core
		2410	$self->deactivate;
		2411	$_->clear_links_to ($self) for values %cf::MAP;
		2412	$self->state (cf::MAP_SWAPPED);
		2413
		2414	# then atomically save
		2415	$self->_save;
		2416
		2417	# then free the map
2052	$self->clear;	2418	$self->clear;
2053	$self->in_memory (cf::MAP_SWAPPED);
2054	}	2419	}
2055		2420
2056	sub reset_at {	2421	sub reset_at {
2057	my ($self) = @_;	2422	my ($self) = @_;
2058		2423
…		…
2076		2441
2077	my $lock = cf::lock_acquire "map_data:$self->{path}";	2442	my $lock = cf::lock_acquire "map_data:$self->{path}";
2078		2443
2079	return if $self->players;	2444	return if $self->players;
2080		2445
2081	warn "resetting map ", $self->path;	2446	cf::trace "resetting map ", $self->path, "\n";
2082		2447
2083	$self->in_memory (cf::MAP_SWAPPED);	2448	$self->state (cf::MAP_SWAPPED);
2084		2449
2085	# need to save uniques path	2450	# need to save uniques path
2086	unless ($self->{deny_save}) {	2451	unless ($self->{deny_save}) {
2087	my $uniq = $self->uniq_path; utf8::encode $uniq;	2452	my $uniq = $self->uniq_path; utf8::encode $uniq;
2088		2453
…		…
2090	if $uniq;	2455	if $uniq;
2091	}	2456	}
2092		2457
2093	delete $cf::MAP{$self->path};	2458	delete $cf::MAP{$self->path};
2094		2459
		2460	$self->deactivate;
		2461	$_->clear_links_to ($self) for values %cf::MAP;
2095	$self->clear;	2462	$self->clear;
2096
2097	$_->clear_links_to ($self) for values %cf::MAP;
2098		2463
2099	$self->unlink_save;	2464	$self->unlink_save;
2100	$self->destroy;	2465	$self->destroy;
2101	}	2466	}
2102		2467
2103	my $nuke_counter = "aaaa";	2468	my $nuke_counter = "aaaa";
2104		2469
2105	sub nuke {	2470	sub nuke {
2106	my ($self) = @_;	2471	my ($self) = @_;
2107		2472
		2473	{
		2474	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2475
2108	delete $cf::MAP{$self->path};	2476	delete $cf::MAP{$self->path};
2109		2477
2110	$self->unlink_save;	2478	$self->unlink_save;
2111		2479
2112	bless $self, "cf::map";	2480	bless $self, "cf::map::wrap";
2113	delete $self->{deny_reset};	2481	delete $self->{deny_reset};
2114	$self->{deny_save} = 1;	2482	$self->{deny_save} = 1;
2115	$self->reset_timeout (1);	2483	$self->reset_timeout (1);
2116	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2484	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2117		2485
2118	$cf::MAP{$self->path} = $self;	2486	$cf::MAP{$self->path} = $self;
		2487	}
2119		2488
2120	$self->reset; # polite request, might not happen	2489	$self->reset; # polite request, might not happen
2121	}	2490	}
2122		2491
2123	=item $maps = cf::map::tmp_maps	2492	=item $maps = cf::map::tmp_maps
…		…
2165		2534
2166	sub unique_maps() {	2535	sub unique_maps() {
2167	[	2536	[
2168	map {	2537	map {
2169	utf8::decode $_;	2538	utf8::decode $_;
2170	/\.map$/	2539	s/\.map$//; # TODO future compatibility hack
		2540	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2541	? ()
2171	? normalise $_	2542	: normalise $_
2172	: ()
2173	} @{ aio_readdir $UNIQUEDIR or [] }	2543	} @{ aio_readdir $UNIQUEDIR or [] }
2174	]	2544	]
2175	}	2545	}
2176		2546
2177	package cf;	2547	=item cf::map::static_maps
		2548
		2549	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2550	file in the shared directory excluding F</styles> and F</editor>). May
		2551	block.
		2552
		2553	=cut
		2554
		2555	sub static_maps() {
		2556	my @dirs = "";
		2557	my @maps;
		2558
		2559	while (@dirs) {
		2560	my $dir = shift @dirs;
		2561
		2562	next if $dir eq "/styles" || $dir eq "/editor";
		2563
		2564	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2565	or return;
		2566
		2567	for (@$files) {
		2568	s/\.map$// or next;
		2569	utf8::decode $_;
		2570	push @maps, "$dir/$_";
		2571	}
		2572
		2573	push @dirs, map "$dir/$_", @$dirs;
		2574	}
		2575
		2576	\@maps
		2577	}
2178		2578
2179	=back	2579	=back
2180		2580
2181	=head3 cf::object	2581	=head3 cf::object
2182		2582
…		…
2186		2586
2187	=over 4	2587	=over 4
2188		2588
2189	=item $ob->inv_recursive	2589	=item $ob->inv_recursive
2190		2590
2191	Returns the inventory of the object _and_ their inventories, recursively.	2591	Returns the inventory of the object I<and> their inventories, recursively,
		2592	but I<not> the object itself.
2192		2593
2193	=cut	2594	=cut
2194		2595
2195	sub inv_recursive_;	2596	sub inv_recursive_;
2196	sub inv_recursive_ {	2597	sub inv_recursive_ {
…		…
2199		2600
2200	sub inv_recursive {	2601	sub inv_recursive {
2201	inv_recursive_ inv $_[0]	2602	inv_recursive_ inv $_[0]
2202	}	2603	}
2203		2604
		2605	=item $ref = $ob->ref
		2606
		2607	Creates and returns a persistent reference to an object that can be stored as a string.
		2608
		2609	=item $ob = cf::object::deref ($refstring)
		2610
		2611	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2612	even if the object actually exists. May block.
		2613
		2614	=cut
		2615
		2616	sub deref {
		2617	my ($ref) = @_;
		2618
		2619	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2620	my ($uuid, $name) = ($1, $2);
		2621	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2622	or return;
		2623	$pl->ob->uuid eq $uuid
		2624	or return;
		2625
		2626	$pl->ob
		2627	} else {
		2628	warn "$ref: cannot resolve object reference\n";
		2629	undef
		2630	}
		2631	}
		2632
2204	package cf;	2633	package cf;
2205		2634
2206	=back	2635	=back
2207		2636
2208	=head3 cf::object::player	2637	=head3 cf::object::player
…		…
2214	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2643	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2215	can be C<undef>. Does the right thing when the player is currently in a	2644	can be C<undef>. Does the right thing when the player is currently in a
2216	dialogue with the given NPC character.	2645	dialogue with the given NPC character.
2217		2646
2218	=cut	2647	=cut
		2648
		2649	our $SAY_CHANNEL = {
		2650	id => "say",
		2651	title => "Map",
		2652	reply => "say ",
		2653	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2654	};
		2655
		2656	our $CHAT_CHANNEL = {
		2657	id => "chat",
		2658	title => "Chat",
		2659	reply => "chat ",
		2660	tooltip => "Player chat and shouts, global to the server.",
		2661	};
2219		2662
2220	# rough implementation of a future "reply" method that works	2663	# rough implementation of a future "reply" method that works
2221	# with dialog boxes.	2664	# with dialog boxes.
2222	#TODO: the first argument must go, split into a $npc->reply_to ( method	2665	#TODO: the first argument must go, split into a $npc->reply_to ( method
2223	sub cf::object::player::reply($$$;$) {	2666	sub cf::object::player::reply($$$;$) {
…		…
2235	my $dialog = $pl->{npc_dialog};	2678	my $dialog = $pl->{npc_dialog};
2236	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2679	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2237		2680
2238	} else {	2681	} else {
2239	$msg = $npc->name . " says: $msg" if $npc;	2682	$msg = $npc->name . " says: $msg" if $npc;
2240	$self->message ($msg, $flags);	2683	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2241	}	2684	}
2242	}	2685	}
		2686	}
		2687
		2688	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2689
		2690	=cut
		2691
		2692	sub cf::object::send_msg {
		2693	my $pl = shift->contr
		2694	or return;
		2695	$pl->send_msg (@_);
2243	}	2696	}
2244		2697
2245	=item $player_object->may ("access")	2698	=item $player_object->may ("access")
2246		2699
2247	Returns wether the given player is authorized to access resource "access"	2700	Returns wether the given player is authorized to access resource "access"
…		…
2260		2713
2261	=item $player_object->enter_link	2714	=item $player_object->enter_link
2262		2715
2263	Freezes the player and moves him/her to a special map (C<{link}>).	2716	Freezes the player and moves him/her to a special map (C<{link}>).
2264		2717
2265	The player should be reasonably safe there for short amounts of time. You	2718	The player should be reasonably safe there for short amounts of time (e.g.
2266	I<MUST> call C<leave_link> as soon as possible, though.	2719	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2720	though, as the player cannot control the character while it is on the link
		2721	map.
2267		2722
2268	Will never block.	2723	Will never block.
2269		2724
2270	=item $player_object->leave_link ($map, $x, $y)	2725	=item $player_object->leave_link ($map, $x, $y)
2271		2726
…		…
2291	sub cf::object::player::enter_link {	2746	sub cf::object::player::enter_link {
2292	my ($self) = @_;	2747	my ($self) = @_;
2293		2748
2294	$self->deactivate_recursive;	2749	$self->deactivate_recursive;
2295		2750
		2751	++$self->{_link_recursion};
		2752
2296	return if UNIVERSAL::isa $self->map, "ext::map_link";	2753	return if UNIVERSAL::isa $self->map, "ext::map_link";
2297		2754
2298	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2755	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2299	if $self->map && $self->map->{path} ne "{link}";	2756	if $self->map && $self->map->{path} ne "{link}";
2300		2757
2301	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2758	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2302	}	2759	}
2303		2760
2304	sub cf::object::player::leave_link {	2761	sub cf::object::player::leave_link {
2305	my ($self, $map, $x, $y) = @_;	2762	my ($self, $map, $x, $y) = @_;
2306		2763
…		…
2323	($x, $y) = (-1, -1)	2780	($x, $y) = (-1, -1)
2324	unless (defined $x) && (defined $y);	2781	unless (defined $x) && (defined $y);
2325		2782
2326	# use -1 or undef as default coordinates, not 0, 0	2783	# use -1 or undef as default coordinates, not 0, 0
2327	($x, $y) = ($map->enter_x, $map->enter_y)	2784	($x, $y) = ($map->enter_x, $map->enter_y)
2328	if $x <=0 && $y <= 0;	2785	if $x <= 0 && $y <= 0;
2329		2786
2330	$map->load;	2787	$map->load;
2331	$map->load_diag;
2332		2788
2333	return unless $self->contr->active;	2789	return unless $self->contr->active;
2334	$self->activate_recursive;
2335		2790
2336	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2791	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2337	$self->enter_map ($map, $x, $y);	2792	if ($self->enter_map ($map, $x, $y)) {
2338	}	2793	# entering was successful
		2794	delete $self->{_link_recursion};
		2795	# only activate afterwards, to support waiting in hooks
		2796	$self->activate_recursive;
		2797	}
2339		2798
		2799	}
		2800
2340	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2801	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2341		2802
2342	Moves the player to the given map-path and coordinates by first freezing	2803	Moves the player to the given map-path and coordinates by first freezing
2343	her, loading and preparing them map, calling the provided $check callback	2804	her, loading and preparing them map, calling the provided $check callback
2344	that has to return the map if sucecssful, and then unfreezes the player on	2805	that has to return the map if sucecssful, and then unfreezes the player on
2345	the new (success) or old (failed) map position. In either case, $done will	2806	the new (success) or old (failed) map position. In either case, $done will
2346	be called at the end of this process.	2807	be called at the end of this process.
2347		2808
		2809	Note that $check will be called with a potentially non-loaded map, so if
		2810	it needs a loaded map it has to call C<< ->load >>.
		2811
2348	=cut	2812	=cut
2349		2813
2350	our $GOTOGEN;	2814	our $GOTOGEN;
2351		2815
2352	sub cf::object::player::goto {	2816	sub cf::object::player::goto {
2353	my ($self, $path, $x, $y, $check, $done) = @_;	2817	my ($self, $path, $x, $y, $check, $done) = @_;
2354		2818
		2819	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2820	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2821	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2822	($path, $x, $y) = @$EMERGENCY_POSITION;
		2823	}
		2824
2355	# do generation counting so two concurrent goto's will be executed in-order	2825	# do generation counting so two concurrent goto's will be executed in-order
2356	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2826	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2357		2827
2358	$self->enter_link;	2828	$self->enter_link;
2359		2829
2360	(async {	2830	(async {
		2831	$Coro::current->{desc} = "player::goto $path $x $y";
		2832
		2833	# *tag paths override both path and x|y
		2834	if ($path =~ /^\*(.*)$/) {
		2835	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2836	my $ob = $obs[rand @obs];
		2837
		2838	# see if we actually can go there
		2839	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2840	$ob = $obs[rand @obs];
		2841	} else {
		2842	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2843	}
		2844	# else put us there anyways for now #d#
		2845
		2846	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2847	} else {
		2848	($path, $x, $y) = (undef, undef, undef);
		2849	}
		2850	}
		2851
2361	my $map = eval {	2852	my $map = eval {
2362	my $map = cf::map::find $path;	2853	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2363		2854
2364	if ($map) {	2855	if ($map) {
2365	$map = $map->customise_for ($self);	2856	$map = $map->customise_for ($self);
2366	$map = $check->($map) if $check && $map;	2857	$map = $check->($map, $x, $y, $self) if $check && $map;
2367	} else {	2858	} else {
2368	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2859	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2369	}	2860	}
2370		2861
2371	$map	2862	$map
2372	};	2863	};
2373		2864
…		…
2379	if ($gen == $self->{_goto_generation}) {	2870	if ($gen == $self->{_goto_generation}) {
2380	delete $self->{_goto_generation};	2871	delete $self->{_goto_generation};
2381	$self->leave_link ($map, $x, $y);	2872	$self->leave_link ($map, $x, $y);
2382	}	2873	}
2383		2874
2384	$done->() if $done;	2875	$done->($self) if $done;
2385	})->prio (1);	2876	})->prio (1);
2386	}	2877	}
2387		2878
2388	=item $player_object->enter_exit ($exit_object)	2879	=item $player_object->enter_exit ($exit_object)
2389		2880
…		…
2409	}	2900	}
2410		2901
2411	sub prepare_random_map {	2902	sub prepare_random_map {
2412	my ($exit) = @_;	2903	my ($exit) = @_;
2413		2904
2414	my $guard = cf::lock_acquire "exit_prepare:$exit";
2415
2416	# all this does is basically replace the /! path by	2905	# all this does is basically replace the /! path by
2417	# a new random map path (?random/...) with a seed	2906	# a new random map path (?random/...) with a seed
2418	# that depends on the exit object	2907	# that depends on the exit object
2419		2908
2420	my $rmp = parse_random_map_params $exit->msg;	2909	my $rmp = parse_random_map_params $exit->msg;
…		…
2422	if ($exit->map) {	2911	if ($exit->map) {
2423	$rmp->{region} = $exit->region->name;	2912	$rmp->{region} = $exit->region->name;
2424	$rmp->{origin_map} = $exit->map->path;	2913	$rmp->{origin_map} = $exit->map->path;
2425	$rmp->{origin_x} = $exit->x;	2914	$rmp->{origin_x} = $exit->x;
2426	$rmp->{origin_y} = $exit->y;	2915	$rmp->{origin_y} = $exit->y;
		2916
		2917	$exit->map->touch;
2427	}	2918	}
2428		2919
2429	$rmp->{random_seed} ||= $exit->random_seed;	2920	$rmp->{random_seed} ||= $exit->random_seed;
2430		2921
2431	my $data = cf::to_json $rmp;	2922	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2432	my $md5 = Digest::MD5::md5_hex $data;	2923	my $md5 = Digest::MD5::md5_hex $data;
2433	my $meta = "$RANDOMDIR/$md5.meta";	2924	my $meta = "$RANDOMDIR/$md5.meta";
2434		2925
2435	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2926	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2436	aio_write $fh, 0, (length $data), $data, 0;	2927	aio_write $fh, 0, (length $data), $data, 0;
2437	undef $fh;	2928	undef $fh;
2438	aio_rename "$meta~", $meta;	2929	aio_rename "$meta~", $meta;
2439		2930
		2931	my $slaying = "?random/$md5";
		2932
		2933	if ($exit->valid) {
2440	$exit->slaying ("?random/$md5");	2934	$exit->slaying ("?random/$md5");
2441	$exit->msg (undef);	2935	$exit->msg (undef);
		2936	}
2442	}	2937	}
2443	}	2938	}
2444		2939
2445	sub cf::object::player::enter_exit {	2940	sub cf::object::player::enter_exit {
2446	my ($self, $exit) = @_;	2941	my ($self, $exit) = @_;
2447		2942
2448	return unless $self->type == cf::PLAYER;	2943	return unless $self->type == cf::PLAYER;
2449		2944
2450	if ($exit->slaying eq "/!") {
2451	#TODO: this should de-fi-ni-te-ly not be a sync-job
2452	# the problem is that $exit might not survive long enough
2453	# so it needs to be done right now, right here
2454	cf::sync_job { prepare_random_map $exit };
2455	}
2456
2457	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2458	my $hp = $exit->stats->hp;
2459	my $sp = $exit->stats->sp;
2460
2461	$self->enter_link;	2945	$self->enter_link;
2462		2946
2463	# if exit is damned, update players death & WoR home-position
2464	$self->contr->savebed ($slaying, $hp, $sp)
2465	if $exit->flag (FLAG_DAMNED);
2466
2467	(async {	2947	(async {
2468	$self->deactivate_recursive; # just to be sure	2948	$Coro::current->{desc} = "enter_exit";
		2949
2469	unless (eval {	2950	unless (eval {
		2951	$self->deactivate_recursive; # just to be sure
		2952
		2953	my $map = cf::map::normalise $exit->slaying, $exit->map;
		2954	my $x = $exit->stats->hp;
		2955	my $y = $exit->stats->sp;
		2956
		2957	# special map handling
		2958	my $slaying = $exit->slaying;
		2959
		2960	# special map handling
		2961	if ($slaying eq "/!") {
		2962	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2963
		2964	prepare_random_map $exit
		2965	if $exit->slaying eq "/!"; # need to re-check after getting the lock
		2966
		2967	$map = $exit->slaying;
		2968
		2969	} elsif ($slaying eq '!up') {
		2970	$map = $exit->map->tile_path (cf::TILE_UP);
		2971	$x = $exit->x;
		2972	$y = $exit->y;
		2973
		2974	} elsif ($slaying eq '!down') {
		2975	$map = $exit->map->tile_path (cf::TILE_DOWN);
		2976	$x = $exit->x;
		2977	$y = $exit->y;
		2978	}
		2979
2470	$self->goto ($slaying, $hp, $sp);	2980	$self->goto ($map, $x, $y);
2471		2981
		2982	# if exit is damned, update players death & WoR home-position
		2983	$self->contr->savebed ($map, $x, $y)
		2984	if $exit->flag (cf::FLAG_DAMNED);
		2985
2472	1;	2986	1
2473	}) {	2987	}) {
2474	$self->message ("Something went wrong deep within the crossfire server. "	2988	$self->message ("Something went wrong deep within the deliantra server. "
2475	. "I'll try to bring you back to the map you were before. "	2989	. "I'll try to bring you back to the map you were before. "
2476	. "Please report this to the dungeon master!",	2990	. "Please report this to the dungeon master!",
2477	cf::NDI_UNIQUE | cf::NDI_RED);	2991	cf::NDI_UNIQUE | cf::NDI_RED);
2478		2992
2479	warn "ERROR in enter_exit: $@";	2993	error "ERROR in enter_exit: $@";
2480	$self->leave_link;	2994	$self->leave_link;
2481	}	2995	}
2482	})->prio (1);	2996	})->prio (1);
2483	}	2997	}
2484		2998
…		…
2496	sub cf::client::send_drawinfo {	3010	sub cf::client::send_drawinfo {
2497	my ($self, $text, $flags) = @_;	3011	my ($self, $text, $flags) = @_;
2498		3012
2499	utf8::encode $text;	3013	utf8::encode $text;
2500	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	3014	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		3015	}
		3016
		3017	=item $client->send_big_packet ($pkt)
		3018
		3019	Like C<send_packet>, but tries to compress large packets, and fragments
		3020	them as required.
		3021
		3022	=cut
		3023
		3024	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		3025
		3026	sub cf::client::send_big_packet {
		3027	my ($self, $pkt) = @_;
		3028
		3029	# try lzf for large packets
		3030	$pkt = "lzf " . Compress::LZF::compress $pkt
		3031	if 1024 <= length $pkt and $self->{can_lzf};
		3032
		3033	# split very large packets
		3034	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		3035	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		3036	$pkt = "frag";
		3037	}
		3038
		3039	$self->send_packet ($pkt);
2501	}	3040	}
2502		3041
2503	=item $client->send_msg ($channel, $msg, $color, [extra...])	3042	=item $client->send_msg ($channel, $msg, $color, [extra...])
2504		3043
2505	Send a drawinfo or msg packet to the client, formatting the msg for the	3044	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2507	the message, with C<log> being the default. If C<$color> is negative, suppress	3046	the message, with C<log> being the default. If C<$color> is negative, suppress
2508	the message unless the client supports the msg packet.	3047	the message unless the client supports the msg packet.
2509		3048
2510	=cut	3049	=cut
2511		3050
		3051	# non-persistent channels (usually the info channel)
		3052	our %CHANNEL = (
		3053	"c/motd" => {
		3054	id => "infobox",
		3055	title => "MOTD",
		3056	reply => undef,
		3057	tooltip => "The message of the day",
		3058	},
		3059	"c/identify" => {
		3060	id => "infobox",
		3061	title => "Identify",
		3062	reply => undef,
		3063	tooltip => "Items recently identified",
		3064	},
		3065	"c/examine" => {
		3066	id => "infobox",
		3067	title => "Examine",
		3068	reply => undef,
		3069	tooltip => "Signs and other items you examined",
		3070	},
		3071	"c/shopinfo" => {
		3072	id => "infobox",
		3073	title => "Shop Info",
		3074	reply => undef,
		3075	tooltip => "What your bargaining skill tells you about the shop",
		3076	},
		3077	"c/book" => {
		3078	id => "infobox",
		3079	title => "Book",
		3080	reply => undef,
		3081	tooltip => "The contents of a note or book",
		3082	},
		3083	"c/lookat" => {
		3084	id => "infobox",
		3085	title => "Look",
		3086	reply => undef,
		3087	tooltip => "What you saw there",
		3088	},
		3089	"c/who" => {
		3090	id => "infobox",
		3091	title => "Players",
		3092	reply => undef,
		3093	tooltip => "Shows players who are currently online",
		3094	},
		3095	"c/body" => {
		3096	id => "infobox",
		3097	title => "Body Parts",
		3098	reply => undef,
		3099	tooltip => "Shows which body parts you posess and are available",
		3100	},
		3101	"c/statistics" => {
		3102	id => "infobox",
		3103	title => "Statistics",
		3104	reply => undef,
		3105	tooltip => "Shows your primary statistics",
		3106	},
		3107	"c/skills" => {
		3108	id => "infobox",
		3109	title => "Skills",
		3110	reply => undef,
		3111	tooltip => "Shows your experience per skill and item power",
		3112	},
		3113	"c/shopitems" => {
		3114	id => "infobox",
		3115	title => "Shop Items",
		3116	reply => undef,
		3117	tooltip => "Shows the items currently for sale in this shop",
		3118	},
		3119	"c/resistances" => {
		3120	id => "infobox",
		3121	title => "Resistances",
		3122	reply => undef,
		3123	tooltip => "Shows your resistances",
		3124	},
		3125	"c/pets" => {
		3126	id => "infobox",
		3127	title => "Pets",
		3128	reply => undef,
		3129	tooltip => "Shows information abotu your pets/a specific pet",
		3130	},
		3131	"c/perceiveself" => {
		3132	id => "infobox",
		3133	title => "Perceive Self",
		3134	reply => undef,
		3135	tooltip => "You gained detailed knowledge about yourself",
		3136	},
		3137	"c/uptime" => {
		3138	id => "infobox",
		3139	title => "Uptime",
		3140	reply => undef,
		3141	tooltip => "How long the server has been running since last restart",
		3142	},
		3143	"c/mapinfo" => {
		3144	id => "infobox",
		3145	title => "Map Info",
		3146	reply => undef,
		3147	tooltip => "Information related to the maps",
		3148	},
		3149	"c/party" => {
		3150	id => "party",
		3151	title => "Party",
		3152	reply => "gsay ",
		3153	tooltip => "Messages and chat related to your party",
		3154	},
		3155	"c/death" => {
		3156	id => "death",
		3157	title => "Death",
		3158	reply => undef,
		3159	tooltip => "Reason for and more info about your most recent death",
		3160	},
		3161	"c/say" => $SAY_CHANNEL,
		3162	"c/chat" => $CHAT_CHANNEL,
		3163	);
		3164
2512	sub cf::client::send_msg {	3165	sub cf::client::send_msg {
2513	my ($self, $channel, $msg, $color, @extra) = @_;	3166	my ($self, $channel, $msg, $color, @extra) = @_;
2514		3167
2515	$msg = $self->pl->expand_cfpod ($msg);	3168	$msg = $self->pl->expand_cfpod ($msg)
		3169	unless $color & cf::NDI_VERBATIM;
2516		3170
2517	$color &= ~cf::NDI_UNIQUE; # just in case...	3171	$color &= cf::NDI_CLIENT_MASK; # just in case...
2518		3172
		3173	# check predefined channels, for the benefit of C
		3174	if ($CHANNEL{$channel}) {
		3175	$channel = $CHANNEL{$channel};
		3176
		3177	$self->ext_msg (channel_info => $channel);
		3178	$channel = $channel->{id};
		3179
2519	if (ref $channel) {	3180	} elsif (ref $channel) {
2520	# send meta info to client, if not yet sent	3181	# send meta info to client, if not yet sent
2521	unless (exists $self->{channel}{$channel->{id}}) {	3182	unless (exists $self->{channel}{$channel->{id}}) {
2522	$self->{channel}{$channel->{id}} = $channel;	3183	$self->{channel}{$channel->{id}} = $channel;
2523	$self->ext_msg (channel_info => $channel);	3184	$self->ext_msg (channel_info => $channel);
2524	}	3185	}
…		…
2526	$channel = $channel->{id};	3187	$channel = $channel->{id};
2527	}	3188	}
2528		3189
2529	return unless @extra || length $msg;	3190	return unless @extra || length $msg;
2530		3191
2531	if ($self->can_msg) {	3192	# default colour, mask it out
2532	$self->send_packet ("msg " . $self->{json_coder}->encode ([$color, $channel, $msg, @extra]));	3193	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2533	} else {	3194	if $color & cf::NDI_DEF;
2534	# replace some tags by gcfclient-compatible ones
2535	for ($msg) {
2536	1 while
2537	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2538	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2539	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2540	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2541	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2542	}
2543		3195
2544	if ($color >= 0) {	3196	my $pkt = "msg "
2545	if (0 && $msg =~ /\[/) {	3197	. $self->{json_coder}->encode (
2546	$self->send_packet ("drawextinfo $color 4 0 $msg")	3198	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2547	} else {	3199	);
2548	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;	3200
2549	$self->send_packet ("drawinfo $color $msg")	3201	$self->send_big_packet ($pkt);
2550	}
2551	}
2552	}
2553	}	3202	}
2554		3203
2555	=item $client->ext_msg ($type, @msg)	3204	=item $client->ext_msg ($type, @msg)
2556		3205
2557	Sends an ext event to the client.	3206	Sends an ext event to the client.
…		…
2559	=cut	3208	=cut
2560		3209
2561	sub cf::client::ext_msg($$@) {	3210	sub cf::client::ext_msg($$@) {
2562	my ($self, $type, @msg) = @_;	3211	my ($self, $type, @msg) = @_;
2563		3212
2564	my $extcmd = $self->extcmd;
2565
2566	if ($extcmd == 2) {	3213	if ($self->extcmd == 2) {
2567	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3214	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2568	} elsif ($extcmd == 1) { # TODO: remove	3215	} elsif ($self->extcmd == 1) { # TODO: remove
2569	push @msg, msgtype => "event_$type";	3216	push @msg, msgtype => "event_$type";
2570	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3217	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2571	}	3218	}
		3219	}
		3220
		3221	=item $client->ext_reply ($msgid, @msg)
		3222
		3223	Sends an ext reply to the client.
		3224
		3225	=cut
		3226
		3227	sub cf::client::ext_reply($$@) {
		3228	my ($self, $id, @msg) = @_;
		3229
		3230	return unless $self->extcmd == 2;
		3231
		3232	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2572	}	3233	}
2573		3234
2574	=item $success = $client->query ($flags, "text", \&cb)	3235	=item $success = $client->query ($flags, "text", \&cb)
2575		3236
2576	Queues a query to the client, calling the given callback with	3237	Queues a query to the client, calling the given callback with
…		…
2631	my ($ns, $buf) = @_;	3292	my ($ns, $buf) = @_;
2632		3293
2633	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3294	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2634		3295
2635	if (ref $msg) {	3296	if (ref $msg) {
2636	my ($type, $reply, @payload) =	3297	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
2637	"ARRAY" eq ref $msg	3298
2638	? @$msg	3299	my @reply;
2639	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2640		3300
2641	if (my $cb = $EXTICMD{$type}) {	3301	if (my $cb = $EXTICMD{$type}) {
2642	my @reply = $cb->($ns, @payload);	3302	@reply = $cb->($ns, @payload);
2643
2644	$ns->ext_reply ($reply, @reply)
2645	if $reply;
2646	}	3303	}
		3304
		3305	$ns->ext_reply ($reply, @reply)
		3306	if $reply;
		3307
2647	} else {	3308	} else {
2648	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3309	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2649	}	3310	}
2650		3311
2651	cf::override;	3312	cf::override;
2652	},	3313	},
2653	);	3314	);
…		…
2673		3334
2674	$coro	3335	$coro
2675	}	3336	}
2676		3337
2677	cf::client->attach (	3338	cf::client->attach (
2678	on_destroy => sub {	3339	on_client_destroy => sub {
2679	my ($ns) = @_;	3340	my ($ns) = @_;
2680		3341
2681	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3342	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2682	},	3343	},
2683	);	3344	);
…		…
2698	our $safe = new Safe "safe";	3359	our $safe = new Safe "safe";
2699	our $safe_hole = new Safe::Hole;	3360	our $safe_hole = new Safe::Hole;
2700		3361
2701	$SIG{FPE} = 'IGNORE';	3362	$SIG{FPE} = 'IGNORE';
2702		3363
2703	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3364	$safe->permit_only (Opcode::opset qw(
		3365	:base_core :base_mem :base_orig :base_math :base_loop
		3366	grepstart grepwhile mapstart mapwhile
		3367	sort time
		3368	));
2704		3369
2705	# here we export the classes and methods available to script code	3370	# here we export the classes and methods available to script code
2706		3371
2707	=pod	3372	=pod
2708		3373
2709	The following functions and methods are available within a safe environment:	3374	The following functions and methods are available within a safe environment:
2710		3375
2711	cf::object	3376	cf::object
2712	contr pay_amount pay_player map x y force_find force_add	3377	contr pay_amount pay_player map x y force_find force_add destroy
2713	insert remove	3378	insert remove name archname title slaying race decrease split
		3379	value
2714		3380
2715	cf::object::player	3381	cf::object::player
2716	player	3382	player
2717		3383
2718	cf::player	3384	cf::player
…		…
2723		3389
2724	=cut	3390	=cut
2725		3391
2726	for (	3392	for (
2727	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3393	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2728	insert remove)],	3394	insert remove inv nrof name archname title slaying race
		3395	decrease split destroy change_exp value msg lore send_msg)],
2729	["cf::object::player" => qw(player)],	3396	["cf::object::player" => qw(player)],
2730	["cf::player" => qw(peaceful)],	3397	["cf::player" => qw(peaceful send_msg)],
2731	["cf::map" => qw(trigger)],	3398	["cf::map" => qw(trigger)],
2732	) {	3399	) {
2733	no strict 'refs';
2734	my ($pkg, @funs) = @$_;	3400	my ($pkg, @funs) = @$_;
2735	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3401	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2736	for @funs;	3402	for @funs;
2737	}	3403	}
2738		3404
…		…
2753		3419
2754	my $qcode = $code;	3420	my $qcode = $code;
2755	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3421	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2756	$qcode =~ s/\n/\\n/g;	3422	$qcode =~ s/\n/\\n/g;
2757		3423
		3424	%vars = (_dummy => 0) unless %vars;
		3425
		3426	my @res;
2758	local $_;	3427	local $_;
2759	local @safe::cf::_safe_eval_args = values %vars;
2760		3428
2761	my $eval =	3429	my $eval =
2762	"do {\n"	3430	"do {\n"
2763	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3431	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2764	. "#line 0 \"{$qcode}\"\n"	3432	. "#line 0 \"{$qcode}\"\n"
2765	. $code	3433	. $code
2766	. "\n}"	3434	. "\n}"
2767	;	3435	;
2768		3436
		3437	if ($CFG{safe_eval}) {
2769	sub_generation_inc;	3438	sub_generation_inc;
		3439	local @safe::cf::_safe_eval_args = values %vars;
2770	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3440	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2771	sub_generation_inc;	3441	sub_generation_inc;
		3442	} else {
		3443	local @cf::_safe_eval_args = values %vars;
		3444	@res = wantarray ? eval eval : scalar eval $eval;
		3445	}
2772		3446
2773	if ($@) {	3447	if ($@) {
2774	warn "$@";	3448	warn "$@",
2775	warn "while executing safe code '$code'\n";	3449	"while executing safe code '$code'\n",
2776	warn "with arguments " . (join " ", %vars) . "\n";	3450	"with arguments " . (join " ", %vars) . "\n";
2777	}	3451	}
2778		3452
2779	wantarray ? @res : $res[0]	3453	wantarray ? @res : $res[0]
2780	}	3454	}
2781		3455
…		…
2795	=cut	3469	=cut
2796		3470
2797	sub register_script_function {	3471	sub register_script_function {
2798	my ($fun, $cb) = @_;	3472	my ($fun, $cb) = @_;
2799		3473
2800	no strict 'refs';	3474	$fun = "safe::$fun" if $CFG{safe_eval};
2801	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3475	*$fun = $safe_hole->wrap ($cb);
2802	}	3476	}
2803		3477
2804	=back	3478	=back
2805		3479
2806	=cut	3480	=cut
…		…
2809	# the server's init and main functions	3483	# the server's init and main functions
2810		3484
2811	sub load_facedata($) {	3485	sub load_facedata($) {
2812	my ($path) = @_;	3486	my ($path) = @_;
2813		3487
		3488	# HACK to clear player env face cache, we need some signal framework
		3489	# for this (global event?)
		3490	%ext::player_env::MUSIC_FACE_CACHE = ();
		3491
		3492	my $enc = JSON::XS->new->utf8->canonical->relaxed;
		3493
2814	warn "loading facedata from $path\n";	3494	trace "loading facedata from $path\n";
2815		3495
2816	my $facedata;	3496	my $facedata = decode_storable load_file $path;
2817	0 < aio_load $path, $facedata
2818	or die "$path: $!";
2819
2820	$facedata = Coro::Storable::thaw $facedata;
2821		3497
2822	$facedata->{version} == 2	3498	$facedata->{version} == 2
2823	or cf::cleanup "$path: version mismatch, cannot proceed.";	3499	or cf::cleanup "$path: version mismatch, cannot proceed.";
2824		3500
		3501	# patch in the exptable
		3502	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
		3503	$facedata->{resource}{"res/exp_table"} = {
		3504	type => FT_RSRC,
		3505	data => $exp_table,
		3506	hash => (Digest::MD5::md5 $exp_table),
		3507	};
		3508	cf::cede_to_tick;
		3509
2825	{	3510	{
2826	my $faces = $facedata->{faceinfo};	3511	my $faces = $facedata->{faceinfo};
2827		3512
2828	while (my ($face, $info) = each %$faces) {	3513	while (my ($face, $info) = each %$faces) {
2829	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3514	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3515
2830	cf::face::set_visibility $idx, $info->{visibility};	3516	cf::face::set_visibility $idx, $info->{visibility};
2831	cf::face::set_magicmap $idx, $info->{magicmap};	3517	cf::face::set_magicmap $idx, $info->{magicmap};
2832	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3518	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2833	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3519	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
		3520	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
2834		3521
2835	cf::cede_to_tick;	3522	cf::cede_to_tick;
2836	}	3523	}
2837		3524
2838	while (my ($face, $info) = each %$faces) {	3525	while (my ($face, $info) = each %$faces) {
2839	next unless $info->{smooth};	3526	next unless $info->{smooth};
		3527
2840	my $idx = cf::face::find $face	3528	my $idx = cf::face::find $face
2841	or next;	3529	or next;
		3530
2842	if (my $smooth = cf::face::find $info->{smooth}) {	3531	if (my $smooth = cf::face::find $info->{smooth}) {
2843	cf::face::set_smooth $idx, $smooth;	3532	cf::face::set_smooth $idx, $smooth;
2844	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3533	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2845	} else {	3534	} else {
2846	warn "smooth face '$info->{smooth}' not found for face '$face'";	3535	error "smooth face '$info->{smooth}' not found for face '$face'";
2847	}	3536	}
2848		3537
2849	cf::cede_to_tick;	3538	cf::cede_to_tick;
2850	}	3539	}
2851	}	3540	}
…		…
2860		3549
2861	cf::anim::invalidate_all; # d'oh	3550	cf::anim::invalidate_all; # d'oh
2862	}	3551	}
2863		3552
2864	{	3553	{
2865	# TODO: for gcfclient pleasure, we should give resources
2866	# that gcfclient doesn't grok a >10000 face index.
2867	my $res = $facedata->{resource};	3554	my $res = $facedata->{resource};
2868	my $enc = JSON::XS->new->utf8->canonical;
2869		3555
2870	while (my ($name, $info) = each %$res) {	3556	while (my ($name, $info) = each %$res) {
2871	my $meta = $enc->encode ({	3557	if (defined (my $type = $info->{type})) {
2872	name => $name,	3558	# TODO: different hash - must free and use new index, or cache ixface data queue
2873	copyright => $info->{copyright}, #TODO#
2874	});
2875
2876	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3559	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2877		3560
2878	if ($info->{type} & 1) {
2879	# prepend meta info
2880
2881	my $data = pack "(w/a*)*", $meta, $info->{data};
2882	my $chk = Digest::MD5::md5 "$info->{chksum},$meta"; # mangle data checksum and metadata
2883
2884	cf::face::set_data $idx, 0, $data, $chk;	3561	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
		3562	cf::face::set_type $idx, $type;
		3563	cf::face::set_meta $idx, $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
2885	} else {	3564	} else {
2886	cf::face::set_data $idx, 0, $info->{data}, $info->{chksum};	3565	# $RESOURCE{$name} = $info; # unused
2887	}	3566	}
2888		3567
2889	cf::face::set_type $idx, $info->{type};
2890
2891	cf::cede_to_tick;	3568	cf::cede_to_tick;
2892	}	3569	}
2893	}	3570	}
		3571
		3572	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
2894		3573
2895	1	3574	1
2896	}	3575	}
2897		3576
2898	register_exticmd fx_want => sub {	3577	register_exticmd fx_want => sub {
…		…
2901	while (my ($k, $v) = each %$want) {	3580	while (my ($k, $v) = each %$want) {
2902	$ns->fx_want ($k, $v);	3581	$ns->fx_want ($k, $v);
2903	}	3582	}
2904	};	3583	};
2905		3584
		3585	sub load_resource_file($) {
		3586	my $guard = lock_acquire "load_resource_file";
		3587
		3588	my $status = load_resource_file_ $_[0];
		3589	get_slot 0.1, 100;
		3590	cf::arch::commit_load;
		3591
		3592	$status
		3593	}
		3594
2906	sub reload_regions {	3595	sub reload_regions {
		3596	# HACK to clear player env face cache, we need some signal framework
		3597	# for this (global event?)
		3598	%ext::player_env::MUSIC_FACE_CACHE = ();
		3599
2907	load_resource_file "$MAPDIR/regions"	3600	load_resource_file "$MAPDIR/regions"
2908	or die "unable to load regions file\n";	3601	or die "unable to load regions file\n";
2909		3602
2910	for (cf::region::list) {	3603	for (cf::region::list) {
2911	$_->{match} = qr/$_->{match}/	3604	$_->{match} = qr/$_->{match}/
…		…
2919	}	3612	}
2920		3613
2921	sub reload_archetypes {	3614	sub reload_archetypes {
2922	load_resource_file "$DATADIR/archetypes"	3615	load_resource_file "$DATADIR/archetypes"
2923	or die "unable to load archetypes\n";	3616	or die "unable to load archetypes\n";
2924	#d# NEED to laod twice to resolve forward references
2925	# this really needs to be done in an extra post-pass
2926	# (which needs to be synchronous, so solve it differently)
2927	load_resource_file "$DATADIR/archetypes"
2928	or die "unable to load archetypes\n";
2929	}	3617	}
2930		3618
2931	sub reload_treasures {	3619	sub reload_treasures {
2932	load_resource_file "$DATADIR/treasures"	3620	load_resource_file "$DATADIR/treasures"
2933	or die "unable to load treasurelists\n";	3621	or die "unable to load treasurelists\n";
2934	}	3622	}
2935		3623
		3624	sub reload_sound {
		3625	trace "loading sound config from $DATADIR/sound\n";
		3626
		3627	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3628
		3629	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3630	my $sound = $soundconf->{compat}[$_]
		3631	or next;
		3632
		3633	my $face = cf::face::find "sound/$sound->[1]";
		3634	cf::sound::set $sound->[0] => $face;
		3635	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3636	}
		3637
		3638	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3639	my $face = cf::face::find "sound/$v";
		3640	cf::sound::set $k => $face;
		3641	}
		3642	}
		3643
2936	sub reload_resources {	3644	sub reload_resources {
2937	warn "reloading resource files...\n";	3645	trace "reloading resource files...\n";
2938		3646
		3647	reload_exp_table;
		3648	reload_materials;
		3649	reload_facedata;
		3650	reload_sound;
		3651	reload_archetypes;
2939	reload_regions;	3652	reload_regions;
2940	reload_facedata;
2941	#reload_archetypes;#d#
2942	reload_archetypes;
2943	reload_treasures;	3653	reload_treasures;
2944		3654
2945	warn "finished reloading resource files\n";	3655	trace "finished reloading resource files\n";
2946	}	3656	}
2947		3657
2948	sub init {	3658	sub reload_config {
2949	reload_resources;	3659	trace "reloading config file...\n";
2950	}
2951		3660
2952	sub cfg_load {	3661	my $config = load_file "$CONFDIR/config";
2953	open my $fh, "<:utf8", "$CONFDIR/config"	3662	utf8::decode $config;
2954	or return;	3663	*CFG = decode_yaml $config;
2955		3664
2956	local $/;
2957	*CFG = YAML::Syck::Load <$fh>;
2958
2959	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3665	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
2960		3666
2961	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3667	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2962	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3668	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
2963		3669
2964	if (exists $CFG{mlockall}) {	3670	if (exists $CFG{mlockall}) {
…		…
2968	};	3674	};
2969	warn $@ if $@;	3675	warn $@ if $@;
2970	}	3676	}
2971	}	3677	}
2972		3678
		3679	sub pidfile() {
		3680	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3681	or die "$PIDFILE: $!";
		3682	flock $fh, &Fcntl::LOCK_EX
		3683	or die "$PIDFILE: flock: $!";
		3684	$fh
		3685	}
		3686
		3687	# make sure only one server instance is running at any one time
		3688	sub atomic {
		3689	my $fh = pidfile;
		3690
		3691	my $pid = <$fh>;
		3692	kill 9, $pid if $pid > 0;
		3693
		3694	seek $fh, 0, 0;
		3695	print $fh $$;
		3696	}
		3697
		3698	sub main_loop {
		3699	trace "EV::loop starting\n";
		3700	if (1) {
		3701	EV::loop;
		3702	}
		3703	trace "EV::loop returned\n";
		3704	goto &main_loop unless $REALLY_UNLOOP;
		3705	}
		3706
2973	sub main {	3707	sub main {
		3708	cf::init_globals; # initialise logging
		3709
		3710	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3711	LOG llevInfo, "Copyright (C) 2005-2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3712	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3713	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3714
		3715	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3716
2974	# we must not ever block the main coroutine	3717	# we must not ever block the main coroutine
2975	local $Coro::idle = sub {	3718	local $Coro::idle = sub {
2976	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3719	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2977	(async {	3720	(async {
2978	Event::one_event;	3721	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3722	EV::loop EV::LOOP_ONESHOT;
2979	})->prio (Coro::PRIO_MAX);	3723	})->prio (Coro::PRIO_MAX);
2980	};	3724	};
2981		3725
2982	cfg_load;	3726	evthread_start IO::AIO::poll_fileno;
		3727
		3728	cf::sync_job {
		3729	cf::incloader::init ();
		3730
		3731	cf::init_anim;
		3732	cf::init_attackmess;
		3733	cf::init_dynamic;
		3734
		3735	cf::load_settings;
		3736
		3737	reload_resources;
		3738	reload_config;
2983	db_init;	3739	db_init;
		3740
		3741	cf::init_uuid;
		3742	cf::init_signals;
		3743	cf::init_skills;
		3744
		3745	cf::init_beforeplay;
		3746
		3747	atomic;
		3748
2984	load_extensions;	3749	load_extensions;
2985		3750
2986	$TICK_WATCHER->start;	3751	utime time, time, $RUNTIMEFILE;
2987	Event::loop;	3752
		3753	# no (long-running) fork's whatsoever before this point(!)
		3754	use POSIX ();
		3755	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3756
		3757	cf::_post_init 0;
		3758	};
		3759
		3760	cf::object::thawer::errors_are_fatal 0;
		3761	info "parse errors in files are no longer fatal from this point on.\n";
		3762
		3763	AE::postpone {
		3764	undef &main; # free gobs of memory :)
		3765	};
		3766
		3767	goto &main_loop;
2988	}	3768	}
2989		3769
2990	#############################################################################	3770	#############################################################################
2991	# initialisation and cleanup	3771	# initialisation and cleanup
2992		3772
2993	# install some emergency cleanup handlers	3773	# install some emergency cleanup handlers
2994	BEGIN {	3774	BEGIN {
		3775	our %SIGWATCHER = ();
2995	for my $signal (qw(INT HUP TERM)) {	3776	for my $signal (qw(INT HUP TERM)) {
2996	Event->signal (	3777	$SIGWATCHER{$signal} = AE::signal $signal, sub {
2997	reentrant => 0,
2998	data => WF_AUTOCANCEL,
2999	signal => $signal,
3000	prio => 0,
3001	cb => sub {
3002	cf::cleanup "SIG$signal";	3778	cf::cleanup "SIG$signal";
3003	},
3004	);	3779	};
3005	}	3780	}
3006	}	3781	}
3007		3782
3008	sub write_runtime {	3783	sub write_runtime_sync {
3009	my $runtime = "$LOCALDIR/runtime";	3784	my $t0 = AE::time;
3010		3785
3011	# first touch the runtime file to show we are still running:	3786	# first touch the runtime file to show we are still running:
3012	# the fsync below can take a very very long time.	3787	# the fsync below can take a very very long time.
3013		3788
3014	IO::AIO::aio_utime $runtime, undef, undef;	3789	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3015		3790
3016	my $guard = cf::lock_acquire "write_runtime";	3791	my $guard = cf::lock_acquire "write_runtime";
3017		3792
3018	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3793	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3019	or return;	3794	or return;
3020		3795
3021	my $value = $cf::RUNTIME + 90 + 10;	3796	my $value = $cf::RUNTIME + 90 + 10;
3022	# 10 is the runtime save interval, for a monotonic clock	3797	# 10 is the runtime save interval, for a monotonic clock
3023	# 60 allows for the watchdog to kill the server.	3798	# 60 allows for the watchdog to kill the server.
…		…
3033	aio_utime $fh, undef, undef;	3808	aio_utime $fh, undef, undef;
3034		3809
3035	close $fh	3810	close $fh
3036	or return;	3811	or return;
3037		3812
3038	aio_rename "$runtime~", $runtime	3813	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3039	and return;	3814	and return;
3040		3815
3041	warn "runtime file written.\n";	3816	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3042		3817
3043	1	3818	1
		3819	}
		3820
		3821	our $uuid_lock;
		3822	our $uuid_skip;
		3823
		3824	sub write_uuid_sync($) {
		3825	$uuid_skip ||= $_[0];
		3826
		3827	return if $uuid_lock;
		3828	local $uuid_lock = 1;
		3829
		3830	my $uuid = "$LOCALDIR/uuid";
		3831
		3832	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3833	or return;
		3834
		3835	my $value = uuid_seq uuid_cur;
		3836
		3837	unless ($value) {
		3838	info "cowardly refusing to write zero uuid value!\n";
		3839	return;
		3840	}
		3841
		3842	my $value = uuid_str $value + $uuid_skip;
		3843	$uuid_skip = 0;
		3844
		3845	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3846	and return;
		3847
		3848	# always fsync - this file is important
		3849	aio_fsync $fh
		3850	and return;
		3851
		3852	close $fh
		3853	or return;
		3854
		3855	aio_rename "$uuid~", $uuid
		3856	and return;
		3857
		3858	trace "uuid file written ($value).\n";
		3859
		3860	1
		3861
		3862	}
		3863
		3864	sub write_uuid($$) {
		3865	my ($skip, $sync) = @_;
		3866
		3867	$sync ? write_uuid_sync $skip
		3868	: async { write_uuid_sync $skip };
3044	}	3869	}
3045		3870
3046	sub emergency_save() {	3871	sub emergency_save() {
3047	my $freeze_guard = cf::freeze_mainloop;	3872	my $freeze_guard = cf::freeze_mainloop;
3048		3873
3049	warn "enter emergency perl save\n";	3874	info "emergency_perl_save: enter\n";
		3875
		3876	# this is a trade-off: we want to be very quick here, so
		3877	# save all maps without fsync, and later call a global sync
		3878	# (which in turn might be very very slow)
		3879	local $USE_FSYNC = 0;
3050		3880
3051	cf::sync_job {	3881	cf::sync_job {
		3882	cf::write_runtime_sync; # external watchdog should not bark
		3883
3052	# use a peculiar iteration method to avoid tripping on perl	3884	# use a peculiar iteration method to avoid tripping on perl
3053	# refcount bugs in for. also avoids problems with players	3885	# refcount bugs in for. also avoids problems with players
3054	# and maps saved/destroyed asynchronously.	3886	# and maps saved/destroyed asynchronously.
3055	warn "begin emergency player save\n";	3887	info "emergency_perl_save: begin player save\n";
3056	for my $login (keys %cf::PLAYER) {	3888	for my $login (keys %cf::PLAYER) {
3057	my $pl = $cf::PLAYER{$login} or next;	3889	my $pl = $cf::PLAYER{$login} or next;
3058	$pl->valid or next;	3890	$pl->valid or next;
		3891	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3059	$pl->save;	3892	$pl->save;
3060	}	3893	}
3061	warn "end emergency player save\n";	3894	info "emergency_perl_save: end player save\n";
3062		3895
3063	warn "begin emergency map save\n";	3896	cf::write_runtime_sync; # external watchdog should not bark
		3897
		3898	info "emergency_perl_save: begin map save\n";
3064	for my $path (keys %cf::MAP) {	3899	for my $path (keys %cf::MAP) {
3065	my $map = $cf::MAP{$path} or next;	3900	my $map = $cf::MAP{$path} or next;
3066	$map->valid or next;	3901	$map->valid or next;
3067	$map->save;	3902	$map->save;
3068	}	3903	}
3069	warn "end emergency map save\n";	3904	info "emergency_perl_save: end map save\n";
3070		3905
3071	warn "begin emergency database checkpoint\n";	3906	cf::write_runtime_sync; # external watchdog should not bark
		3907
		3908	info "emergency_perl_save: begin database checkpoint\n";
3072	BDB::db_env_txn_checkpoint $DB_ENV;	3909	BDB::db_env_txn_checkpoint $DB_ENV;
3073	warn "end emergency database checkpoint\n";	3910	info "emergency_perl_save: end database checkpoint\n";
		3911
		3912	info "emergency_perl_save: begin write uuid\n";
		3913	write_uuid_sync 1;
		3914	info "emergency_perl_save: end write uuid\n";
		3915
		3916	cf::write_runtime_sync; # external watchdog should not bark
		3917
		3918	trace "emergency_perl_save: syncing database to disk";
		3919	BDB::db_env_txn_checkpoint $DB_ENV;
		3920
		3921	info "emergency_perl_save: starting sync\n";
		3922	IO::AIO::aio_sync sub {
		3923	info "emergency_perl_save: finished sync\n";
		3924	};
		3925
		3926	cf::write_runtime_sync; # external watchdog should not bark
		3927
		3928	trace "emergency_perl_save: flushing outstanding aio requests";
		3929	while (IO::AIO::nreqs || BDB::nreqs) {
		3930	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		3931	}
		3932
		3933	cf::write_runtime_sync; # external watchdog should not bark
3074	};	3934	};
3075		3935
3076	warn "leave emergency perl save\n";	3936	info "emergency_perl_save: leave\n";
3077	}	3937	}
3078		3938
3079	sub post_cleanup {	3939	sub post_cleanup {
3080	my ($make_core) = @_;	3940	my ($make_core) = @_;
3081		3941
		3942	IO::AIO::flush;
		3943
3082	warn Carp::longmess "post_cleanup backtrace"	3944	error Carp::longmess "post_cleanup backtrace"
3083	if $make_core;	3945	if $make_core;
		3946
		3947	my $fh = pidfile;
		3948	unlink $PIDFILE if <$fh> == $$;
		3949	}
		3950
		3951	# a safer delete_package, copied from Symbol
		3952	sub clear_package($) {
		3953	my $pkg = shift;
		3954
		3955	# expand to full symbol table name if needed
		3956	unless ($pkg =~ /^main::.*::$/) {
		3957	$pkg = "main$pkg" if $pkg =~ /^::/;
		3958	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3959	$pkg .= '::' unless $pkg =~ /::$/;
		3960	}
		3961
		3962	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3963	my $stem_symtab = *{$stem}{HASH};
		3964
		3965	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3966	or return;
		3967
		3968	# clear all symbols
		3969	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3970	for my $name (keys %$leaf_symtab) {
		3971	_gv_clear *{"$pkg$name"};
		3972	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3973	}
3084	}	3974	}
3085		3975
3086	sub do_reload_perl() {	3976	sub do_reload_perl() {
3087	# can/must only be called in main	3977	# can/must only be called in main
3088	if ($Coro::current != $Coro::main) {	3978	unless (in_main) {
3089	warn "can only reload from main coroutine";	3979	error "can only reload from main coroutine";
3090	return;	3980	return;
3091	}	3981	}
3092		3982
3093	warn "reloading...";	3983	return if $RELOAD++;
3094		3984
3095	warn "entering sync_job";	3985	my $t1 = AE::time;
3096		3986
		3987	while ($RELOAD) {
		3988	cf::get_slot 0.1, -1, "reload_perl";
		3989	info "perl_reload: reloading...";
		3990
		3991	trace "perl_reload: entering sync_job";
		3992
3097	cf::sync_job {	3993	cf::sync_job {
3098	cf::write_runtime; # external watchdog should not bark
3099	cf::emergency_save;	3994	#cf::emergency_save;
3100	cf::write_runtime; # external watchdog should not bark
3101		3995
3102	warn "syncing database to disk";
3103	BDB::db_env_txn_checkpoint $DB_ENV;
3104
3105	# if anything goes wrong in here, we should simply crash as we already saved
3106
3107	warn "cancelling all WF_AUTOCANCEL watchers";
3108	for (Event::all_watchers) {
3109	$_->cancel if $_->data & WF_AUTOCANCEL;
3110	}
3111
3112	warn "flushing outstanding aio requests";
3113	for (;;) {
3114	BDB::flush;
3115	IO::AIO::flush;
3116	Coro::cede;
3117	last unless IO::AIO::nreqs || BDB::nreqs;
3118	warn "iterate...";
3119	}
3120
3121	++$RELOAD;
3122
3123	warn "cancelling all extension coros";	3996	trace "perl_reload: cancelling all extension coros";
3124	$_->cancel for values %EXT_CORO;	3997	$_->cancel for values %EXT_CORO;
3125	%EXT_CORO = ();	3998	%EXT_CORO = ();
3126		3999
3127	warn "removing commands";	4000	trace "perl_reload: removing commands";
3128	%COMMAND = ();	4001	%COMMAND = ();
3129		4002
3130	warn "removing ext/exti commands";	4003	trace "perl_reload: removing ext/exti commands";
3131	%EXTCMD = ();	4004	%EXTCMD = ();
3132	%EXTICMD = ();	4005	%EXTICMD = ();
3133		4006
3134	warn "unloading/nuking all extensions";	4007	trace "perl_reload: unloading/nuking all extensions";
3135	for my $pkg (@EXTS) {	4008	for my $pkg (@EXTS) {
3136	warn "... unloading $pkg";	4009	trace "... unloading $pkg";
3137		4010
3138	if (my $cb = $pkg->can ("unload")) {	4011	if (my $cb = $pkg->can ("unload")) {
3139	eval {	4012	eval {
3140	$cb->($pkg);	4013	$cb->($pkg);
3141	1	4014	1
3142	} or warn "$pkg unloaded, but with errors: $@";	4015	} or error "$pkg unloaded, but with errors: $@";
		4016	}
		4017
		4018	trace "... clearing $pkg";
		4019	clear_package $pkg;
3143	}	4020	}
3144		4021
3145	warn "... nuking $pkg";
3146	Symbol::delete_package $pkg;
3147	}
3148
3149	warn "unloading all perl modules loaded from $LIBDIR";	4022	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3150	while (my ($k, $v) = each %INC) {	4023	while (my ($k, $v) = each %INC) {
3151	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4024	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3152		4025
3153	warn "... unloading $k";	4026	trace "... unloading $k";
3154	delete $INC{$k};	4027	delete $INC{$k};
3155		4028
3156	$k =~ s/\.pm$//;	4029	$k =~ s/\.pm$//;
3157	$k =~ s/\//::/g;	4030	$k =~ s/\//::/g;
3158		4031
3159	if (my $cb = $k->can ("unload_module")) {	4032	if (my $cb = $k->can ("unload_module")) {
3160	$cb->();	4033	$cb->();
		4034	}
		4035
		4036	clear_package $k;
3161	}	4037	}
3162		4038
3163	Symbol::delete_package $k;
3164	}
3165
3166	warn "getting rid of safe::, as good as possible";	4039	trace "perl_reload: getting rid of safe::, as good as possible";
3167	Symbol::delete_package "safe::$_"	4040	clear_package "safe::$_"
3168	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4041	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3169		4042
3170	warn "unloading cf.pm \"a bit\"";	4043	trace "perl_reload: unloading cf.pm \"a bit\"";
3171	delete $INC{"cf.pm"};	4044	delete $INC{"cf.pm"};
3172	delete $INC{"cf/pod.pm"};	4045	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3173		4046
3174	# don't, removes xs symbols, too,	4047	# don't, removes xs symbols, too,
3175	# and global variables created in xs	4048	# and global variables created in xs
3176	#Symbol::delete_package __PACKAGE__;	4049	#clear_package __PACKAGE__;
3177		4050
3178	warn "unload completed, starting to reload now";	4051	info "perl_reload: unload completed, starting to reload now";
3179		4052
3180	warn "reloading cf.pm";	4053	trace "perl_reload: reloading cf.pm";
3181	require cf;	4054	require cf;
3182	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4055	cf::_connect_to_perl_1;
3183		4056
3184	warn "loading config and database again";	4057	trace "perl_reload: loading config and database again";
3185	cf::cfg_load;	4058	cf::reload_config;
3186		4059
3187	warn "loading extensions";	4060	trace "perl_reload: loading extensions";
3188	cf::load_extensions;	4061	cf::load_extensions;
3189		4062
		4063	if ($REATTACH_ON_RELOAD) {
3190	warn "reattaching attachments to objects/players";	4064	trace "perl_reload: reattaching attachments to objects/players";
3191	_global_reattach; # objects, sockets	4065	_global_reattach; # objects, sockets
3192	warn "reattaching attachments to maps";	4066	trace "perl_reload: reattaching attachments to maps";
3193	reattach $_ for values %MAP;	4067	reattach $_ for values %MAP;
3194	warn "reattaching attachments to players";	4068	trace "perl_reload: reattaching attachments to players";
3195	reattach $_ for values %PLAYER;	4069	reattach $_ for values %PLAYER;
		4070	}
3196		4071
3197	warn "leaving sync_job";	4072	cf::_post_init 1;
3198		4073
		4074	trace "perl_reload: leaving sync_job";
		4075
3199	1	4076	1
3200	} or do {	4077	} or do {
3201	warn $@;	4078	error $@;
3202	warn "error while reloading, exiting.";	4079	cf::cleanup "perl_reload: error, exiting.";
3203	exit 1;	4080	};
		4081
		4082	--$RELOAD;
3204	};	4083	}
3205		4084
3206	warn "reloaded";	4085	$t1 = AE::time - $t1;
		4086	info "perl_reload: completed in ${t1}s\n";
3207	};	4087	};
3208		4088
3209	our $RELOAD_WATCHER; # used only during reload	4089	our $RELOAD_WATCHER; # used only during reload
3210		4090
3211	sub reload_perl() {	4091	sub reload_perl() {
3212	# doing reload synchronously and two reloads happen back-to-back,	4092	# doing reload synchronously and two reloads happen back-to-back,
3213	# coro crashes during coro_state_free->destroy here.	4093	# coro crashes during coro_state_free->destroy here.
3214		4094
3215	$RELOAD_WATCHER ||= Event->timer (	4095	$RELOAD_WATCHER ||= cf::async {
3216	reentrant => 0,	4096	Coro::AIO::aio_wait cache_extensions;
3217	after => 0,	4097
3218	data => WF_AUTOCANCEL,	4098	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3219	cb => sub {
3220	do_reload_perl;	4099	do_reload_perl;
3221	undef $RELOAD_WATCHER;	4100	undef $RELOAD_WATCHER;
3222	},	4101	};
3223	);	4102	};
3224	}	4103	}
3225		4104
3226	register_command "reload" => sub {	4105	register_command "reload" => sub {
3227	my ($who, $arg) = @_;	4106	my ($who, $arg) = @_;
3228		4107
3229	if ($who->flag (FLAG_WIZ)) {	4108	if ($who->flag (FLAG_WIZ)) {
3230	$who->message ("reloading server.");	4109	$who->message ("reloading server.");
		4110	async {
		4111	$Coro::current->{desc} = "perl_reload";
3231	async { reload_perl };	4112	reload_perl;
		4113	};
3232	}	4114	}
3233	};	4115	};
3234		4116
3235	unshift @INC, $LIBDIR;	4117	#############################################################################
3236		4118
3237	my $bug_warning = 0;	4119	my $bug_warning = 0;
3238		4120
3239	our @WAIT_FOR_TICK;
3240	our @WAIT_FOR_TICK_BEGIN;
3241
3242	sub wait_for_tick {	4121	sub wait_for_tick() {
3243	return unless $TICK_WATCHER->is_active;	4122	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3244	return if $Coro::current == $Coro::main;
3245		4123
3246	my $signal = new Coro::Signal;	4124	$WAIT_FOR_TICK->wait;
3247	push @WAIT_FOR_TICK, $signal;
3248	$signal->wait;
3249	}	4125	}
3250		4126
3251	sub wait_for_tick_begin {	4127	sub wait_for_tick_begin() {
3252	return unless $TICK_WATCHER->is_active;	4128	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3253	return if $Coro::current == $Coro::main;
3254		4129
3255	my $signal = new Coro::Signal;	4130	my $signal = new Coro::Signal;
3256	push @WAIT_FOR_TICK_BEGIN, $signal;	4131	push @WAIT_FOR_TICK_BEGIN, $signal;
3257	$signal->wait;	4132	$signal->wait;
3258	}	4133	}
3259		4134
3260	my $min = 1e6;#d#	4135	sub tick {
3261	my $avg = 10;
3262	$TICK_WATCHER = Event->timer (
3263	reentrant => 0,
3264	parked => 1,
3265	prio => 0,
3266	at => $NEXT_TICK || $TICK,
3267	data => WF_AUTOCANCEL,
3268	cb => sub {
3269	if ($Coro::current != $Coro::main) {	4136	if ($Coro::current != $Coro::main) {
3270	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4137	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3271	unless ++$bug_warning > 10;	4138	unless ++$bug_warning > 10;
3272	return;	4139	return;
3273	}	4140	}
3274		4141
3275	$NOW = $tick_start = Event::time;	4142	cf::one_tick; # one server iteration
3276		4143
3277	cf::server_tick; # one server iteration	4144	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3278		4145
3279	0 && sync_job {#d#	4146	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3280	for(1..10) {	4147	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3281	my $t = Event::time;	4148	Coro::async_pool {
3282	my $map = my $map = new_from_path cf::map "/tmp/x.map"	4149	$Coro::current->{desc} = "runtime saver";
3283	or die;	4150	write_runtime_sync
3284		4151	or error "ERROR: unable to write runtime file: $!";
3285	$map->width (50);
3286	$map->height (50);
3287	$map->alloc;
3288	$map->_load_objects ("/tmp/x.map", 1);
3289	my $t = Event::time - $t;
3290
3291	#next unless $t < 0.0013;#d#
3292	if ($t < $min) {
3293	$min = $t;
3294	}
3295	$avg = $avg * 0.99 + $t * 0.01;
3296	}
3297	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3298	exit 0;
3299	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3300	};	4152	};
		4153	}
3301		4154
3302	$RUNTIME += $TICK;
3303	$NEXT_TICK += $TICK;
3304
3305	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3306	$NEXT_RUNTIME_WRITE = $NOW + 10;
3307	Coro::async_pool {
3308	write_runtime
3309	or warn "ERROR: unable to write runtime file: $!";
3310	};
3311	}
3312
3313	# my $AFTER = Event::time;
3314	# warn $AFTER - $NOW;#d#
3315
3316	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4155	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3317	$sig->send;	4156	$sig->send;
3318	}	4157	}
3319	while (my $sig = shift @WAIT_FOR_TICK) {	4158	$WAIT_FOR_TICK->broadcast;
3320	$sig->send;
3321	}
3322		4159
3323	$NOW = Event::time;	4160	$LOAD = ($NOW - $TICK_START) / $TICK;
3324
3325	# if we are delayed by four ticks or more, skip them all
3326	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3327
3328	$TICK_WATCHER->at ($NEXT_TICK);
3329	$TICK_WATCHER->start;
3330
3331	$LOAD = ($NOW - $tick_start) / $TICK;
3332	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4161	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3333		4162
3334	_post_tick;	4163	if (0) {
3335		4164	if ($NEXT_TICK) {
3336		4165	my $jitter = $TICK_START - $NEXT_TICK;
		4166	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4167	debug "jitter $JITTER\n";#d#
		4168	}
3337	},	4169	}
3338	);	4170	}
3339		4171
3340	{	4172	{
3341	BDB::max_poll_time $TICK * 0.1;	4173	# configure BDB
3342	$BDB_POLL_WATCHER = Event->io (	4174
3343	reentrant => 0,
3344	fd => BDB::poll_fileno,
3345	poll => 'r',
3346	prio => 0,
3347	data => WF_AUTOCANCEL,
3348	cb => \&BDB::poll_cb,
3349	);
3350	BDB::min_parallel 8;	4175	BDB::min_parallel 16;
3351		4176	BDB::max_poll_reqs $TICK * 0.1;
3352	BDB::set_sync_prepare {	4177	#$AnyEvent::BDB::WATCHER->priority (1);
3353	my $status;
3354	my $current = $Coro::current;
3355	(
3356	sub {
3357	$status = $!;
3358	$current->ready; undef $current;
3359	},
3360	sub {
3361	Coro::schedule while defined $current;
3362	$! = $status;
3363	},
3364	)
3365	};
3366		4178
3367	unless ($DB_ENV) {	4179	unless ($DB_ENV) {
3368	$DB_ENV = BDB::db_env_create;	4180	$DB_ENV = BDB::db_env_create;
		4181	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		4182	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4183	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		4184	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		4185	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3369		4186
3370	cf::sync_job {	4187	cf::sync_job {
3371	eval {	4188	eval {
3372	BDB::db_env_open	4189	BDB::db_env_open
3373	$DB_ENV,	4190	$DB_ENV,
…		…
3375	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4192	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3376	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4193	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3377	0666;	4194	0666;
3378		4195
3379	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4196	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3380
3381	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3382	$DB_ENV->set_lk_detect;
3383	};	4197	};
3384		4198
3385	cf::cleanup "db_env_open(db): $@" if $@;	4199	cf::cleanup "db_env_open(db): $@" if $@;
3386	};	4200	};
3387	}	4201	}
		4202
		4203	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		4204	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		4205	};
		4206	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		4207	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		4208	};
		4209	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		4210	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		4211	};
3388	}	4212	}
3389		4213
3390	{	4214	{
		4215	# configure IO::AIO
		4216
3391	IO::AIO::min_parallel 8;	4217	IO::AIO::min_parallel 8;
3392
3393	undef $Coro::AIO::WATCHER;
3394	IO::AIO::max_poll_time $TICK * 0.1;	4218	IO::AIO::max_poll_time $TICK * 0.1;
3395	$AIO_POLL_WATCHER = Event->io (	4219	undef $AnyEvent::AIO::WATCHER;
3396	reentrant => 0,
3397	data => WF_AUTOCANCEL,
3398	fd => IO::AIO::poll_fileno,
3399	poll => 'r',
3400	prio => 6,
3401	cb => \&IO::AIO::poll_cb,
3402	);
3403	}	4220	}
3404		4221
3405	my $_log_backtrace;	4222	our $_log_backtrace;
		4223	our $_log_backtrace_last;
3406		4224
3407	sub _log_backtrace {	4225	sub _log_backtrace {
3408	my ($msg, @addr) = @_;	4226	my ($msg, @addr) = @_;
3409		4227
3410	$msg =~ s/\n//;	4228	$msg =~ s/\n$//;
3411		4229
		4230	if ($_log_backtrace_last eq $msg) {
		4231	LOG llevInfo, "[ABT] $msg\n";
		4232	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3412	# limit the # of concurrent backtraces	4233	# limit the # of concurrent backtraces
3413	if ($_log_backtrace < 2) {	4234	} elsif ($_log_backtrace < 2) {
		4235	$_log_backtrace_last = $msg;
3414	++$_log_backtrace;	4236	++$_log_backtrace;
		4237	my $perl_bt = Carp::longmess $msg;
3415	async {	4238	async {
		4239	$Coro::current->{desc} = "abt $msg";
		4240
3416	my @bt = fork_call {	4241	my @bt = fork_call {
3417	@addr = map { sprintf "%x", $_ } @addr;	4242	@addr = map { sprintf "%x", $_ } @addr;
3418	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4243	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3419	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4244	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3420	or die "addr2line: $!";	4245	or die "addr2line: $!";
…		…
3428	}	4253	}
3429		4254
3430	@funcs	4255	@funcs
3431	};	4256	};
3432		4257
3433	LOG llevInfo, "[ABT] $msg\n";	4258	LOG llevInfo, "[ABT] $perl_bt\n";
		4259	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3434	LOG llevInfo, "[ABT] $_\n" for @bt;	4260	LOG llevInfo, "[ABT] $_\n" for @bt;
3435	--$_log_backtrace;	4261	--$_log_backtrace;
3436	};	4262	};
3437	} else {	4263	} else {
3438	LOG llevInfo, "[ABT] $msg\n";	4264	LOG llevInfo, "[ABT] $msg\n";
3439	LOG llevInfo, "[ABT] [suppressed]\n";	4265	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3440	}	4266	}
3441	}	4267	}
3442		4268
3443	# load additional modules	4269	# load additional modules
3444	use cf::pod;	4270	require "cf/$_.pm" for @EXTRA_MODULES;
		4271	cf::_connect_to_perl_2;
3445		4272
3446	END { cf::emergency_save }	4273	END { cf::emergency_save }
3447		4274
3448	1	4275	1
3449		4276

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