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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.313 by root, Sun Jul 22 14:17:58 2007 UTC vs.
Revision 1.588 by root, Thu Nov 1 13:02:52 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 AnyEvent ();
		38	use AnyEvent::IO ();
		39	use AnyEvent::DNS ();
		40
15	use Coro 3.61 ();	41	use Coro ();
16	use Coro::State;	42	use Coro::State;
17	use Coro::Handle;	43	use Coro::Handle;
		44	use Coro::EV;
18	use Coro::Event;	45	use Coro::AnyEvent;
19	use Coro::Timer;	46	use Coro::Timer;
20	use Coro::Signal;	47	use Coro::Signal;
21	use Coro::Semaphore;	48	use Coro::Semaphore;
		49	use Coro::SemaphoreSet;
		50	use Coro::AnyEvent;
22	use Coro::AIO;	51	use Coro::AIO;
		52	use Coro::BDB 1.6;
23	use Coro::Storable;	53	use Coro::Storable;
		54	use Coro::Util ();
24		55
		56	use Guard ();
25	use JSON::XS 1.4 ();	57	use JSON::XS 2.01 ();
26	use BDB ();	58	use BDB ();
27	use Data::Dumper;	59	use Data::Dumper;
28	use Digest::MD5;
29	use Fcntl;	60	use Fcntl;
30	use YAML::Syck ();	61	use YAML::XS ();
31	use IO::AIO 2.32 ();	62	use IO::AIO ();
32	use Time::HiRes;	63	use Time::HiRes;
33	use Compress::LZF;	64	use Compress::LZF;
34	use Digest::MD5 ();	65	use Digest::MD5 ();
		66
		67	AnyEvent::detect;
35		68
36	# configure various modules to our taste	69	# configure various modules to our taste
37	#	70	#
38	$Storable::canonical = 1; # reduce rsync transfers	71	$Storable::canonical = 1; # reduce rsync transfers
39	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	72	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		73
		74	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		75
		76	# make sure c-lzf reinitialises itself
		77	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	78	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
41		79
42	$Event::Eval = 1; # no idea why this is required, but it is	80	# strictly for debugging
43		81	$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		82
49	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	83	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
		84
		85	our @ORIG_INC;
50		86
51	our %COMMAND = ();	87	our %COMMAND = ();
52	our %COMMAND_TIME = ();	88	our %COMMAND_TIME = ();
53		89
54	our @EXTS = (); # list of extension package names	90	our @EXTS = (); # list of extension package names
55	our %EXTCMD = ();	91	our %EXTCMD = ();
56	our %EXTICMD = ();	92	our %EXTICMD = ();
57	our %EXT_CORO = (); # coroutines bound to extensions	93	our %EXT_CORO = (); # coroutines bound to extensions
58	our %EXT_MAP = (); # pluggable maps	94	our %EXT_MAP = (); # pluggable maps
59		95
60	our $RELOAD; # number of reloads so far	96	our $RELOAD; # number of reloads so far, non-zero while in reload
61	our @EVENT;	97	our @EVENT;
		98	our @REFLECT; # set by XS
		99	our %REFLECT; # set by us
62		100
63	our $CONFDIR = confdir;	101	our $CONFDIR = confdir;
		102
64	our $DATADIR = datadir;	103	our $DATADIR = datadir;
65	our $LIBDIR = "$DATADIR/ext";	104	our $LIBDIR = "$DATADIR/ext";
66	our $PODDIR = "$DATADIR/pod";	105	our $PODDIR = "$DATADIR/pod";
67	our $MAPDIR = "$DATADIR/" . mapdir;	106	our $MAPDIR = "$DATADIR/" . mapdir;
		107
68	our $LOCALDIR = localdir;	108	our $LOCALDIR = localdir;
69	our $TMPDIR = "$LOCALDIR/" . tmpdir;	109	our $TMPDIR = "$LOCALDIR/" . tmpdir;
70	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	110	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
71	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	111	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
72	our $RANDOMDIR = "$LOCALDIR/random";	112	our $RANDOMDIR = "$LOCALDIR/random";
73	our $BDBDIR = "$LOCALDIR/db";	113	our $BDBDIR = "$LOCALDIR/db";
		114	our $PIDFILE = "$LOCALDIR/pid";
		115	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		116
		117	#our %RESOURCE; # unused
		118
		119	our $OUTPUT_RATE_MIN = 3000;
		120	our $OUTPUT_RATE_MAX = 1000000;
		121
		122	our $MAX_LINKS = 32; # how many chained exits to follow
		123	our $VERBOSE_IO = 1;
74		124
75	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	125	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	126	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
79	our $NEXT_TICK;	127	our $NEXT_TICK;
		128	our $USE_FSYNC = 1; # use fsync to write maps - default on
		129
		130	our $BDB_DEADLOCK_WATCHER;
		131	our $BDB_CHECKPOINT_WATCHER;
		132	our $BDB_TRICKLE_WATCHER;
		133	our $DB_ENV;
		134
		135	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		136
		137	our %CFG;
		138	our %EXT_CFG; # cfgkeyname => [var-ref, defaultvalue]
		139
		140	our $UPTIME; $UPTIME ||= time;
		141	our $RUNTIME = 0;
		142	our $SERVER_TICK = 0;
80	our $NOW;	143	our $NOW;
81	our $USE_FSYNC = 1; # use fsync to write maps - default off
82		144
83	our $BDB_POLL_WATCHER;	145	our (%PLAYER, %PLAYER_LOADING); # all users
84	our $DB_ENV;	146	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	147	our $LINK_MAP; # the special {link} map, which is always available
94		148
95	# used to convert map paths into valid unix filenames by replacing / by ∕	149	# used to convert map paths into valid unix filenames by replacing / by ∕
96	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	150	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
97		151
98	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	152	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
99	our $LOADAVG; # same thing, but with alpha-smoothing	153	our $LOADAVG; # same thing, but with alpha-smoothing
		154	our $JITTER; # average jitter
100	our $tick_start; # for load detecting purposes	155	our $TICK_START; # for load detecting purposes
		156
		157	our @POST_INIT;
		158
		159	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		160	our $REALLY_UNLOOP; # never set to true, please :)
		161
		162	our $WAIT_FOR_TICK = new Coro::Signal;
		163	our @WAIT_FOR_TICK_BEGIN;
101		164
102	binmode STDOUT;	165	binmode STDOUT;
103	binmode STDERR;	166	binmode STDERR;
104		167
105	# read virtual server time, if available	168	# read virtual server time, if available
106	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	169	unless ($RUNTIME || !-e $RUNTIMEFILE) {
107	open my $fh, "<", "$LOCALDIR/runtime"	170	open my $fh, "<", $RUNTIMEFILE
108	or die "unable to read runtime file: $!";	171	or die "unable to read $RUNTIMEFILE file: $!";
109	$RUNTIME = <$fh> + 0.;	172	$RUNTIME = <$fh> + 0.;
110	}	173	}
		174
		175	eval "sub TICK() { $TICK } 1" or die;
111		176
112	mkdir $_	177	mkdir $_
113	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	178	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
114		179
115	our $EMERGENCY_POSITION;	180	our $EMERGENCY_POSITION;
116		181
117	sub cf::map::normalise;	182	sub cf::map::normalise;
118		183
		184	sub in_main() {
		185	$Coro::current == $Coro::main
		186	}
		187
119	#############################################################################	188	#############################################################################
120		189
		190	%REFLECT = ();
		191	for (@REFLECT) {
		192	my $reflect = JSON::XS::decode_json $_;
		193	$REFLECT{$reflect->{class}} = $reflect;
		194	}
		195
		196	# this is decidedly evil
		197	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
		198
		199	#############################################################################
		200
121	=head2 GLOBAL VARIABLES	201	=head2 GLOBAL VARIABLES
122		202
123	=over 4	203	=over 4
124		204
125	=item $cf::UPTIME	205	=item $cf::UPTIME
126		206
127	The timestamp of the server start (so not actually an uptime).	207	The timestamp of the server start (so not actually an "uptime").
		208
		209	=item $cf::SERVER_TICK
		210
		211	An unsigned integer that starts at zero when the server is started and is
		212	incremented on every tick.
		213
		214	=item $cf::NOW
		215
		216	The (real) time of the last (current) server tick - updated before and
		217	after tick processing, so this is useful only as a rough "what time is it
		218	now" estimate.
		219
		220	=item $cf::TICK
		221
		222	The interval between each server tick, in seconds.
128		223
129	=item $cf::RUNTIME	224	=item $cf::RUNTIME
130		225
131	The time this server has run, starts at 0 and is increased by $cf::TICK on	226	The time this server has run, starts at 0 and is increased by $cf::TICK on
132	every server tick.	227	every server tick.
…		…
138	Various directories - "/etc", read-only install directory, perl-library	233	Various directories - "/etc", read-only install directory, perl-library
139	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	234	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
140	unique-items directory, player file directory, random maps directory and	235	unique-items directory, player file directory, random maps directory and
141	database environment.	236	database environment.
142		237
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	238	=item $cf::LOADAVG
152		239
153	The current CPU load on the server (alpha-smoothed), as a value between 0	240	The current CPU load on the server (alpha-smoothed), as a value between 0
154	(none) and 1 (overloaded), indicating how much time is spent on processing	241	(none) and 1 (overloaded), indicating how much time is spent on processing
155	objects per tick. Healthy values are < 0.5.	242	objects per tick. Healthy values are < 0.5.
…		…
158		245
159	The raw value load value from the last tick.	246	The raw value load value from the last tick.
160		247
161	=item %cf::CFG	248	=item %cf::CFG
162		249
163	Configuration for the server, loaded from C</etc/crossfire/config>, or	250	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
164	from wherever your confdir points to.	251	from wherever your confdir points to.
165		252
166	=item cf::wait_for_tick, cf::wait_for_tick_begin	253	=item cf::wait_for_tick, cf::wait_for_tick_begin
167		254
168	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	255	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
169	returns directly I<after> the tick processing (and consequently, can only wake one process	256	returns directly I<after> the tick processing (and consequently, can only wake one thread
170	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	257	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
171		258
		259	Note that cf::Wait_for_tick will immediately return when the server is not
		260	ticking, making it suitable for small pauses in threads that need to run
		261	when the server is paused. If that is not applicable (i.e. you I<really>
		262	want to wait, use C<$cf::WAIT_FOR_TICK>).
		263
		264	=item $cf::WAIT_FOR_TICK
		265
		266	Note that C<cf::wait_for_tick> is probably the correct thing to use. This
		267	variable contains a L<Coro::Signal> that is broadcats after every server
		268	tick. Calling C<< ->wait >> on it will suspend the caller until after the
		269	next server tick.
		270
		271	=cut
		272
		273	sub wait_for_tick();
		274	sub wait_for_tick_begin();
		275
172	=item @cf::INVOKE_RESULTS	276	=item @cf::INVOKE_RESULTS
173		277
174	This array contains the results of the last C<invoke ()> call. When	278	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	279	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
176	that call.	280	that call.
177		281
		282	=item %cf::REFLECT
		283
		284	Contains, for each (C++) class name, a hash reference with information
		285	about object members (methods, scalars, arrays and flags) and other
		286	metadata, which is useful for introspection.
		287
178	=back	288	=back
179		289
180	=cut	290	=cut
181		291
182	BEGIN {	292	sub error(@) { LOG llevError, join "", @_ }
183	*CORE::GLOBAL::warn = sub {	293	sub warn (@) { LOG llevWarn , join "", @_ }
		294	sub info (@) { LOG llevInfo , join "", @_ }
		295	sub debug(@) { LOG llevDebug, join "", @_ }
		296	sub trace(@) { LOG llevTrace, join "", @_ }
		297
		298	$Coro::State::WARNHOOK = sub {
184	my $msg = join "", @_;	299	my $msg = join "", @_;
185		300
186	$msg .= "\n"	301	$msg .= "\n"
187	unless $msg =~ /\n$/;	302	unless $msg =~ /\n$/;
188		303
189	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	304	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
190		305
191	utf8::encode $msg;
192	LOG llevError, $msg;	306	LOG llevWarn, $msg;
193	};	307	};
194	}	308
		309	$Coro::State::DIEHOOK = sub {
		310	return unless $^S eq 0; # "eq", not "=="
		311
		312	error Carp::longmess $_[0];
		313
		314	if (in_main) {#d#
		315	error "DIEHOOK called in main context, Coro bug?\n";#d#
		316	return;#d#
		317	}#d#
		318
		319	# kill coroutine otherwise
		320	Coro::terminate
		321	};
195		322
196	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	323	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
197	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	324	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
198	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	325	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
199	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	326	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
206	for my $pkg (qw(	333	for my $pkg (qw(
207	cf::global cf::attachable	334	cf::global cf::attachable
208	cf::object cf::object::player	335	cf::object cf::object::player
209	cf::client cf::player	336	cf::client cf::player
210	cf::arch cf::living	337	cf::arch cf::living
		338	cf::map cf::mapspace
211	cf::map cf::party cf::region	339	cf::party cf::region
212	)) {	340	)) {
213	no strict 'refs';
214	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	341	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
215	}	342	}
216		343
217	$Event::DIED = sub {	344	$EV::DIED = sub {
218	warn "error in event callback: @_";	345	warn "error in event callback: $@";
219	};	346	};
		347
		348	#############################################################################
		349
		350	sub fork_call(&@);
		351	sub get_slot($;$$);
220		352
221	#############################################################################	353	#############################################################################
222		354
223	=head2 UTILITY FUNCTIONS	355	=head2 UTILITY FUNCTIONS
224		356
…		…
245	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	377	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
246	$d	378	$d
247	} || "[unable to dump $_[0]: '$@']";	379	} || "[unable to dump $_[0]: '$@']";
248	}	380	}
249		381
		382	=item $scalar = cf::load_file $path
		383
		384	Loads the given file from path and returns its contents. Croaks on error
		385	and can block.
		386
		387	=cut
		388
		389	sub load_file($) {
		390	0 <= aio_load $_[0], my $data
		391	or Carp::croak "$_[0]: $!";
		392
		393	$data
		394	}
		395
		396	=item $success = cf::replace_file $path, $data, $sync
		397
		398	Atomically replaces the file at the given $path with new $data, and
		399	optionally $sync the data to disk before replacing the file.
		400
		401	=cut
		402
		403	sub replace_file($$;$) {
		404	my ($path, $data, $sync) = @_;
		405
		406	my $lock = cf::lock_acquire ("replace_file:$path");
		407
		408	my $fh = aio_open "$path~", Fcntl::O_WRONLY | Fcntl::O_CREAT | Fcntl::O_TRUNC, 0644
		409	or return;
		410
		411	$data = $data->() if ref $data;
		412
		413	length $data == aio_write $fh, 0, (length $data), $data, 0
		414	or return;
		415
		416	!$sync
		417	or !aio_fsync $fh
		418	or return;
		419
		420	aio_close $fh
		421	and return;
		422
		423	aio_rename "$path~", $path
		424	and return;
		425
		426	if ($sync) {
		427	$path =~ s%/[^/]*$%%;
		428	aio_pathsync $path;
		429	}
		430
		431	1
		432	}
		433
250	=item $ref = cf::from_json $json	434	=item $ref = cf::decode_json $json
251		435
252	Converts a JSON string into the corresponding perl data structure.	436	Converts a JSON string into the corresponding perl data structure.
253		437
254	=item $json = cf::to_json $ref	438	=item $json = cf::encode_json $ref
255		439
256	Converts a perl data structure into its JSON representation.	440	Converts a perl data structure into its JSON representation.
257		441
258	=cut	442	=cut
259		443
260	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	444	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
261		445
262	sub to_json ($) { $json_coder->encode ($_[0]) }	446	sub encode_json($) { $json_coder->encode ($_[0]) }
263	sub from_json ($) { $json_coder->decode ($_[0]) }	447	sub decode_json($) { $json_coder->decode ($_[0]) }
		448
		449	=item $ref = cf::decode_storable $scalar
		450
		451	Same as Coro::Storable::thaw, so blocks.
		452
		453	=cut
		454
		455	BEGIN { *decode_storable = \&Coro::Storable::thaw }
		456
		457	=item $ref = cf::decode_yaml $scalar
		458
		459	Same as YAML::XS::Load, but doesn't leak, because it forks (and thus blocks).
		460
		461	=cut
		462
		463	sub decode_yaml($) {
		464	fork_call { YAML::XS::Load $_[0] } @_
		465	}
		466
		467	=item $scalar = cf::unlzf $scalar
		468
		469	Same as Compress::LZF::compress, but takes server ticks into account, so
		470	blocks.
		471
		472	=cut
		473
		474	sub unlzf($) {
		475	# we assume 100mb/s minimum decompression speed (noncompressible data on a ~2ghz machine)
		476	cf::get_slot +(length $_[0]) / 100_000_000, 0, "unlzf";
		477	Compress::LZF::decompress $_[0]
		478	}
		479
		480	=item cf::post_init { BLOCK }
		481
		482	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		483	but I<before> the server starts ticking again.
		484
		485	The codeblock will have a single boolean argument to indicate whether this
		486	is a reload or not.
		487
		488	=cut
		489
		490	sub post_init(&) {
		491	push @POST_INIT, shift;
		492	}
		493
		494	sub _post_init {
		495	trace "running post_init jobs";
		496
		497	# run them in parallel...
		498
		499	my @join;
		500
		501	while () {
		502	push @join, map &Coro::async ($_, 0), @POST_INIT;
		503	@POST_INIT = ();
		504
		505	@join or last;
		506
		507	(pop @join)->join;
		508	}
		509	}
264		510
265	=item cf::lock_wait $string	511	=item cf::lock_wait $string
266		512
267	Wait until the given lock is available. See cf::lock_acquire.	513	Wait until the given lock is available. See cf::lock_acquire.
268		514
269	=item my $lock = cf::lock_acquire $string	515	=item my $lock = cf::lock_acquire $string
270		516
271	Wait until the given lock is available and then acquires it and returns	517	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,	518	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	519	for example when the coroutine gets canceled), the lock is automatically
274	returned.	520	returned.
275		521
		522	Locks are *not* recursive, locking from the same coro twice results in a
		523	deadlocked coro.
		524
276	Lock names should begin with a unique identifier (for example, cf::map::find	525	Lock names should begin with a unique identifier (for example, cf::map::find
277	uses map_find and cf::map::load uses map_load).	526	uses map_find and cf::map::load uses map_load).
278		527
279	=item $locked = cf::lock_active $string	528	=item $locked = cf::lock_active $string
280		529
281	Return true if the lock is currently active, i.e. somebody has locked it.	530	Return true if the lock is currently active, i.e. somebody has locked it.
282		531
283	=cut	532	=cut
284		533
285	our %LOCK;	534	our $LOCKS = new Coro::SemaphoreSet;
286		535
287	sub lock_wait($) {	536	sub lock_wait($) {
288	my ($key) = @_;	537	$LOCKS->wait ($_[0]);
289
290	# wait for lock, if any
291	while ($LOCK{$key}) {
292	push @{ $LOCK{$key} }, $Coro::current;
293	Coro::schedule;
294	}
295	}	538	}
296		539
297	sub lock_acquire($) {	540	sub lock_acquire($) {
298	my ($key) = @_;	541	$LOCKS->guard ($_[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	}	542	}
310		543
311	sub lock_active($) {	544	sub lock_active($) {
312	my ($key) = @_;	545	$LOCKS->count ($_[0]) < 1
313
314	! ! $LOCK{$key}
315	}	546	}
316		547
317	sub freeze_mainloop {	548	sub freeze_mainloop {
318	return unless $TICK_WATCHER->is_active;	549	tick_inhibit_inc;
319		550
320	my $guard = Coro::guard {	551	&Guard::guard (\&tick_inhibit_dec);
321	$TICK_WATCHER->start;	552	}
		553
		554	=item cf::periodic $interval, $cb
		555
		556	Like EV::periodic, but randomly selects a starting point so that the actions
		557	get spread over time.
		558
		559	=cut
		560
		561	sub periodic($$) {
		562	my ($interval, $cb) = @_;
		563
		564	my $start = rand List::Util::min 180, $interval;
		565
		566	EV::periodic $start, $interval, 0, $cb
		567	}
		568
		569	=item cf::get_slot $time[, $priority[, $name]]
		570
		571	Allocate $time seconds of blocking CPU time at priority C<$priority>
		572	(default: 0): This call blocks and returns only when you have at least
		573	C<$time> seconds of cpu time till the next tick. The slot is only valid
		574	till the next cede.
		575
		576	Background jobs should use a priority les than zero, interactive jobs
		577	should use 100 or more.
		578
		579	The optional C<$name> can be used to identify the job to run. It might be
		580	used for statistical purposes and should identify the same time-class.
		581
		582	Useful for short background jobs.
		583
		584	=cut
		585
		586	our @SLOT_QUEUE;
		587	our $SLOT_QUEUE;
		588	our $SLOT_DECAY = 0.9;
		589
		590	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
		591	$SLOT_QUEUE = Coro::async {
		592	$Coro::current->desc ("timeslot manager");
		593
		594	my $signal = new Coro::Signal;
		595	my $busy;
		596
		597	while () {
		598	next_job:
		599
		600	my $avail = cf::till_tick;
		601
		602	for (0 .. $#SLOT_QUEUE) {
		603	if ($SLOT_QUEUE[$_][0] <= $avail) {
		604	$busy = 0;
		605	my $job = splice @SLOT_QUEUE, $_, 1, ();
		606	$job->[2]->send;
		607	Coro::cede;
		608	goto next_job;
		609	} else {
		610	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
		611	}
		612	}
		613
		614	if (@SLOT_QUEUE) {
		615	# we do not use wait_for_tick() as it returns immediately when tick is inactive
		616	$WAIT_FOR_TICK->wait;
		617	} else {
		618	$busy = 0;
		619	Coro::schedule;
		620	}
322	};	621	}
323	$TICK_WATCHER->stop;	622	};
324	$guard	623
		624	sub get_slot($;$$) {
		625	return if tick_inhibit || $Coro::current == $Coro::main;
		626
		627	my ($time, $pri, $name) = @_;
		628
		629	$time = clamp $time, 0.01, $TICK * .6;
		630
		631	my $sig = new Coro::Signal;
		632
		633	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
		634	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
		635	$SLOT_QUEUE->ready;
		636	$sig->wait;
325	}	637	}
326		638
327	=item cf::async { BLOCK }	639	=item cf::async { BLOCK }
328		640
329	Currently the same as Coro::async_pool, meaning you cannot use	641	Currently the same as Coro::async_pool, meaning you cannot use
…		…
334		646
335	BEGIN { *async = \&Coro::async_pool }	647	BEGIN { *async = \&Coro::async_pool }
336		648
337	=item cf::sync_job { BLOCK }	649	=item cf::sync_job { BLOCK }
338		650
339	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	651	The design of Deliantra requires that the main coroutine ($Coro::main)
340	is always able to handle events or runnable, as Crossfire TRT is only	652	is always able to handle events or runnable, as Deliantra is only
341	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	653	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
342	acceptable.	654	acceptable.
343		655
344	If it must be done, put the blocking parts into C<sync_job>. This will run	656	If it must be done, put the blocking parts into C<sync_job>. This will run
345	the given BLOCK in another coroutine while waiting for the result. The	657	the given BLOCK in another coroutine while waiting for the result. The
…		…
349	=cut	661	=cut
350		662
351	sub sync_job(&) {	663	sub sync_job(&) {
352	my ($job) = @_;	664	my ($job) = @_;
353		665
354	if ($Coro::current == $Coro::main) {	666	if (in_main) {
355	my $time = Event::time;	667	my $time = AE::time;
356		668
357	# this is the main coro, too bad, we have to block	669	# this is the main coro, too bad, we have to block
358	# till the operation succeeds, freezing the server :/	670	# till the operation succeeds, freezing the server :/
359		671
360	# TODO: use suspend/resume instead	672	#LOG llevError, Carp::longmess "sync job";#d#
361	# (but this is cancel-safe)	673
362	my $freeze_guard = freeze_mainloop;	674	my $freeze_guard = freeze_mainloop;
363		675
364	my $busy = 1;	676	my $busy = 1;
365	my @res;	677	my @res;
366		678
367	(async {	679	(async {
		680	$Coro::current->desc ("sync job coro");
368	@res = eval { $job->() };	681	@res = eval { $job->() };
369	warn $@ if $@;	682	error $@ if $@;
370	undef $busy;	683	undef $busy;
371	})->prio (Coro::PRIO_MAX);	684	})->prio (Coro::PRIO_MAX);
372		685
373	while ($busy) {	686	while ($busy) {
374	Coro::cede or Event::one_event;	687	if (Coro::nready) {
		688	Coro::cede_notself;
		689	} else {
		690	EV::loop EV::LOOP_ONESHOT;
375	}	691	}
		692	}
376		693
377	$time = Event::time - $time;	694	my $time = AE::time - $time;
378		695
379	LOG llevError | logBacktrace, Carp::longmess "long sync job"
380	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
381
382	$tick_start += $time; # do not account sync jobs to server load	696	$TICK_START += $time; # do not account sync jobs to server load
383		697
384	wantarray ? @res : $res[0]	698	wantarray ? @res : $res[0]
385	} else {	699	} else {
386	# we are in another coroutine, how wonderful, everything just works	700	# we are in another coroutine, how wonderful, everything just works
387		701
…		…
407	$EXT_CORO{$coro+0} = $coro;	721	$EXT_CORO{$coro+0} = $coro;
408		722
409	$coro	723	$coro
410	}	724	}
411		725
412	=item fork_call { }, $args	726	=item fork_call { }, @args
413		727
414	Executes the given code block with the given arguments in a seperate	728	Executes the given code block with the given arguments in a seperate
415	process, returning the results. Everything must be serialisable with	729	process, returning the results. Everything must be serialisable with
416	Coro::Storable. May, of course, block. Note that the executed sub may	730	Coro::Storable. May, of course, block. Note that the executed sub may
417	never block itself or use any form of Event handling.	731	never block itself or use any form of event handling.
418		732
419	=cut	733	=cut
420		734
421	sub _store_scalar {	735	sub post_fork {
422	open my $fh, ">", \my $buf	736	reset_signals;
423	or die "fork_call: cannot open fh-to-buf in child : $!";
424	Storable::store_fd $_[0], $fh;
425	close $fh;
426
427	$buf
428	}	737	}
429		738
430	sub fork_call(&@) {	739	sub fork_call(&@) {
431	my ($cb, @args) = @_;	740	my ($cb, @args) = @_;
432		741
433	# socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC	742	# we seemingly have to make a local copy of the whole thing,
434	# or die "socketpair: $!";	743	# otherwise perl prematurely frees the stuff :/
435	pipe my $fh1, my $fh2	744	# TODO: investigate and fix (likely this will be rather laborious)
436	or die "pipe: $!";
437		745
438	if (my $pid = fork) {	746	my @res = Coro::Util::fork_eval {
439	close $fh2;	747	cf::post_fork;
		748	&$cb
		749	} @args;
440		750
441	my $res = (Coro::Handle::unblock $fh1)->readline (undef);	751	wantarray ? @res : $res[-1]
442	warn "pst<$res>" unless $res =~ /^pst/;	752	}
443	$res = Coro::Storable::thaw $res;
444		753
445	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave	754	sub objinfo {
446
447	Carp::confess $$res unless "ARRAY" eq ref $res;
448
449	return wantarray ? @$res : $res->[-1];
450	} else {
451	reset_signals;
452	local $SIG{__WARN__};
453	local $SIG{__DIE__};
454	# just in case, this hack effectively disables event
455	# in the child. cleaner and slower would be canceling all watchers,
456	# but this works for the time being.
457	local $Coro::idle;
458	$Coro::current->prio (Coro::PRIO_MAX);
459
460	eval {
461	close $fh1;
462
463	my @res = eval { $cb->(@args) };
464
465	syswrite $fh2, _store_scalar $@ ? \"$@" : \@res;
466	close $fh2;
467	};
468
469	warn $@ if $@;
470	_exit 0;
471	}	755	(
		756	"counter value" => cf::object::object_count,
		757	"objects created" => cf::object::create_count,
		758	"objects destroyed" => cf::object::destroy_count,
		759	"freelist size" => cf::object::free_count,
		760	"allocated objects" => cf::object::objects_size,
		761	"active objects" => cf::object::actives_size,
		762	)
		763	}
		764
		765	=item $coin = coin_from_name $name
		766
		767	=cut
		768
		769	our %coin_alias = (
		770	"silver" => "silvercoin",
		771	"silvercoin" => "silvercoin",
		772	"silvercoins" => "silvercoin",
		773	"gold" => "goldcoin",
		774	"goldcoin" => "goldcoin",
		775	"goldcoins" => "goldcoin",
		776	"platinum" => "platinacoin",
		777	"platinumcoin" => "platinacoin",
		778	"platinumcoins" => "platinacoin",
		779	"platina" => "platinacoin",
		780	"platinacoin" => "platinacoin",
		781	"platinacoins" => "platinacoin",
		782	"royalty" => "royalty",
		783	"royalties" => "royalty",
		784	);
		785
		786	sub coin_from_name($) {
		787	$coin_alias{$_[0]}
		788	? cf::arch::find $coin_alias{$_[0]}
		789	: undef
472	}	790	}
473		791
474	=item $value = cf::db_get $family => $key	792	=item $value = cf::db_get $family => $key
475		793
476	Returns a single value from the environment database.	794	Returns a single value from the environment database.
…		…
478	=item cf::db_put $family => $key => $value	796	=item cf::db_put $family => $key => $value
479		797
480	Stores the given C<$value> in the family. It can currently store binary	798	Stores the given C<$value> in the family. It can currently store binary
481	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	799	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
482		800
		801	=item $db = cf::db_table "name"
		802
		803	Create and/or open a new database table. The string must not be "db" and must be unique
		804	within each server.
		805
483	=cut	806	=cut
		807
		808	sub db_table($) {
		809	cf::error "db_get called from main context"
		810	if $Coro::current == $Coro::main;
		811
		812	my ($name) = @_;
		813	my $db = BDB::db_create $DB_ENV;
		814
		815	eval {
		816	$db->set_flags (BDB::CHKSUM);
		817
		818	utf8::encode $name;
		819	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		820	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		821	cf::cleanup "db_open(db): $!" if $!;
		822	};
		823	cf::cleanup "db_open(db): $@" if $@;
		824
		825	$db
		826	}
484		827
485	our $DB;	828	our $DB;
486		829
487	sub db_init {	830	sub db_init {
488	unless ($DB) {	831	$DB ||= db_table "db";
489	$DB = BDB::db_create $DB_ENV;
490
491	cf::sync_job {
492	eval {
493	$DB->set_flags (BDB::CHKSUM);
494
495	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
496	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
497	cf::cleanup "db_open(db): $!" if $!;
498	};
499	cf::cleanup "db_open(db): $@" if $@;
500	};
501	}
502	}	832	}
503		833
504	sub db_get($$) {	834	sub db_get($$) {
505	my $key = "$_[0]/$_[1]";	835	my $key = "$_[0]/$_[1]";
506		836
507	cf::sync_job {	837	cf::error "db_get called from main context"
		838	if $Coro::current == $Coro::main;
		839
508	BDB::db_get $DB, undef, $key, my $data;	840	BDB::db_get $DB, undef, $key, my $data;
509		841
510	$! ? ()	842	$! ? ()
511	: $data	843	: $data
512	}
513	}	844	}
514		845
515	sub db_put($$$) {	846	sub db_put($$$) {
516	BDB::dbreq_pri 4;	847	BDB::dbreq_pri 4;
517	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	848	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
545		876
546	my @data;	877	my @data;
547	my $md5;	878	my $md5;
548		879
549	for (0 .. $#$src) {	880	for (0 .. $#$src) {
550	0 <= aio_load $src->[$_], $data[$_]	881	$data[$_] = load_file $src->[$_];
551	or Carp::croak "$src->[$_]: $!";
552	}	882	}
553		883
554	# if processing is expensive, check	884	# if processing is expensive, check
555	# checksum first	885	# checksum first
556	if (1) {	886	if (1) {
557	$md5 =	887	$md5 =
558	join "\x00",	888	join "\x00",
559	$processversion,	889	$processversion,
560	map {	890	map {
561	Coro::cede;	891	cf::cede_to_tick;
562	($src->[$_], Digest::MD5::md5_hex $data[$_])	892	($src->[$_], Digest::MD5::md5_hex $data[$_])
563	} 0.. $#$src;	893	} 0.. $#$src;
564		894
565		895
566	my $dbmd5 = db_get cache => "$id/md5";	896	my $dbmd5 = db_get cache => "$id/md5";
…		…
573		903
574	my $t1 = Time::HiRes::time;	904	my $t1 = Time::HiRes::time;
575	my $data = $process->(\@data);	905	my $data = $process->(\@data);
576	my $t2 = Time::HiRes::time;	906	my $t2 = Time::HiRes::time;
577		907
578	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	908	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
579		909
580	db_put cache => "$id/data", $data;	910	db_put cache => "$id/data", $data;
581	db_put cache => "$id/md5" , $md5;	911	db_put cache => "$id/md5" , $md5;
582	db_put cache => "$id/meta", $meta;	912	db_put cache => "$id/meta", $meta;
583		913
…		…
593		923
594	=cut	924	=cut
595		925
596	sub datalog($@) {	926	sub datalog($@) {
597	my ($type, %kv) = @_;	927	my ($type, %kv) = @_;
598	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	928	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
599	}	929	}
600		930
601	=back	931	=back
602		932
603	=cut	933	=cut
604		934
605	#############################################################################	935	#############################################################################
606		936
607	=head2 ATTACHABLE OBJECTS	937	=head2 ATTACHABLE OBJECTS
608		938
609	Many objects in crossfire are so-called attachable objects. That means you can	939	Many objects in deliantra are so-called attachable objects. That means you can
610	attach callbacks/event handlers (a collection of which is called an "attachment")	940	attach callbacks/event handlers (a collection of which is called an "attachment")
611	to it. All such attachable objects support the following methods.	941	to it. All such attachable objects support the following methods.
612		942
613	In the following description, CLASS can be any of C<global>, C<object>	943	In the following description, CLASS can be any of C<global>, C<object>
614	C<player>, C<client> or C<map> (i.e. the attachable objects in	944	C<player>, C<client> or C<map> (i.e. the attachable objects in
615	Crossfire TRT).	945	Deliantra).
616		946
617	=over 4	947	=over 4
618		948
619	=item $attachable->attach ($attachment, key => $value...)	949	=item $attachable->attach ($attachment, key => $value...)
620		950
…		…
664	=item cf::CLASS::attachment $name, ...	994	=item cf::CLASS::attachment $name, ...
665		995
666	Register an attachment by C<$name> through which attachable objects of the	996	Register an attachment by C<$name> through which attachable objects of the
667	given CLASS can refer to this attachment.	997	given CLASS can refer to this attachment.
668		998
669	Some classes such as crossfire maps and objects can specify attachments	999	Some classes such as deliantra maps and objects can specify attachments
670	that are attached at load/instantiate time, thus the need for a name.	1000	that are attached at load/instantiate time, thus the need for a name.
671		1001
672	These calls expect any number of the following handler/hook descriptions:	1002	These calls expect any number of the following handler/hook descriptions:
673		1003
674	=over 4	1004	=over 4
…		…
798		1128
799	} elsif (exists $cb_id{$type}) {	1129	} elsif (exists $cb_id{$type}) {
800	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1130	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
801		1131
802	} elsif (ref $type) {	1132	} elsif (ref $type) {
803	warn "attaching objects not supported, ignoring.\n";	1133	error "attaching objects not supported, ignoring.\n";
804		1134
805	} else {	1135	} else {
806	shift @arg;	1136	shift @arg;
807	warn "attach argument '$type' not supported, ignoring.\n";	1137	error "attach argument '$type' not supported, ignoring.\n";
808	}	1138	}
809	}	1139	}
810	}	1140	}
811		1141
812	sub _object_attach {	1142	sub _object_attach {
…		…
822	_attach $registry, $klass, @attach;	1152	_attach $registry, $klass, @attach;
823	}	1153	}
824		1154
825	$obj->{$name} = \%arg;	1155	$obj->{$name} = \%arg;
826	} else {	1156	} else {
827	warn "object uses attachment '$name' which is not available, postponing.\n";	1157	info "object uses attachment '$name' which is not available, postponing.\n";
828	}	1158	}
829		1159
830	$obj->{_attachment}{$name} = undef;	1160	$obj->{_attachment}{$name} = undef;
831	}	1161	}
832		1162
…		…
891		1221
892	for (@$callbacks) {	1222	for (@$callbacks) {
893	eval { &{$_->[1]} };	1223	eval { &{$_->[1]} };
894		1224
895	if ($@) {	1225	if ($@) {
896	warn "$@";
897	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1226	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
898	override;	1227	override;
899	}	1228	}
900		1229
901	return 1 if $override;	1230	return 1 if $override;
902	}	1231	}
903		1232
904	0	1233	0
905	}	1234	}
906		1235
907	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1236	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
908		1237
909	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1238	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
910		1239
911	Generate an object-specific event with the given arguments.	1240	Generate an object-specific event with the given arguments.
912		1241
…		…
918		1247
919	=cut	1248	=cut
920		1249
921	#############################################################################	1250	#############################################################################
922	# object support	1251	# object support
923	#
924		1252
		1253	sub _object_equal($$);
		1254	sub _object_equal($$) {
		1255	my ($a, $b) = @_;
		1256
		1257	return 0 unless (ref $a) eq (ref $b);
		1258
		1259	if ("HASH" eq ref $a) {
		1260	my @ka = keys %$a;
		1261	my @kb = keys %$b;
		1262
		1263	return 0 if @ka != @kb;
		1264
		1265	for (0 .. $#ka) {
		1266	return 0 unless $ka[$_] eq $kb[$_];
		1267	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1268	}
		1269
		1270	} elsif ("ARRAY" eq ref $a) {
		1271
		1272	return 0 if @$a != @$b;
		1273
		1274	for (0 .. $#$a) {
		1275	return 0 unless _object_equal $a->[$_], $b->[$_];
		1276	}
		1277
		1278	} elsif ($a ne $b) {
		1279	return 0;
		1280	}
		1281
		1282	1
		1283	}
		1284
		1285	our $SLOW_MERGES;#d#
925	sub _can_merge {	1286	sub _can_merge {
926	my ($ob1, $ob2) = @_;	1287	my ($ob1, $ob2) = @_;
927		1288
928	local $Storable::canonical = 1;	1289	++$SLOW_MERGES;#d#
929	my $fob1 = Storable::freeze $ob1;
930	my $fob2 = Storable::freeze $ob2;
931		1290
932	$fob1 eq $fob2	1291	# we do the slow way here
		1292	return _object_equal $ob1, $ob2
933	}	1293	}
934		1294
935	sub reattach {	1295	sub reattach {
936	# basically do the same as instantiate, without calling instantiate	1296	# basically do the same as instantiate, without calling instantiate
937	my ($obj) = @_;	1297	my ($obj) = @_;
938		1298
		1299	# no longer needed after getting rid of delete_package?
939	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1300	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
940		1301
941	my $registry = $obj->registry;	1302	my $registry = $obj->registry;
942		1303
943	@$registry = ();	1304	@$registry = ();
944		1305
…		…
949	for (@$attach) {	1310	for (@$attach) {
950	my ($klass, @attach) = @$_;	1311	my ($klass, @attach) = @$_;
951	_attach $registry, $klass, @attach;	1312	_attach $registry, $klass, @attach;
952	}	1313	}
953	} else {	1314	} else {
954	warn "object uses attachment '$name' that is not available, postponing.\n";	1315	info "object uses attachment '$name' that is not available, postponing.\n";
955	}	1316	}
956	}	1317	}
957	}	1318	}
958		1319
959	cf::attachable->attach (	1320	cf::attachable->attach (
960	prio => -1000000,	1321	prio => -1000000,
961	on_instantiate => sub {	1322	on_instantiate => sub {
962	my ($obj, $data) = @_;	1323	my ($obj, $data) = @_;
963		1324
964	$data = from_json $data;	1325	$data = decode_json $data;
965		1326
966	for (@$data) {	1327	for (@$data) {
967	my ($name, $args) = @$_;	1328	my ($name, $args) = @$_;
968		1329
969	$obj->attach ($name, %{$args || {} });	1330	$obj->attach ($name, %{$args || {} });
…		…
985	sub object_freezer_save {	1346	sub object_freezer_save {
986	my ($filename, $rdata, $objs) = @_;	1347	my ($filename, $rdata, $objs) = @_;
987		1348
988	sync_job {	1349	sync_job {
989	if (length $$rdata) {	1350	if (length $$rdata) {
		1351	utf8::decode (my $decname = $filename);
990	warn sprintf "saving %s (%d,%d)\n",	1352	trace sprintf "saving %s (%d,%d)\n",
991	$filename, length $$rdata, scalar @$objs;	1353	$decname, length $$rdata, scalar @$objs
		1354	if $VERBOSE_IO;
992		1355
993	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1356	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
994	chmod SAVE_MODE, $fh;	1357	aio_chmod $fh, SAVE_MODE;
995	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1358	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
996	aio_fsync $fh if $cf::USE_FSYNC;	1359	if ($cf::USE_FSYNC) {
		1360	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;
		1361	aio_fsync $fh;
		1362	}
997	close $fh;	1363	aio_close $fh;
998		1364
999	if (@$objs) {	1365	if (@$objs) {
1000	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1366	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1001	chmod SAVE_MODE, $fh;	1367	aio_chmod $fh, SAVE_MODE;
1002	my $data = Storable::nfreeze { version => 1, objs => $objs };	1368	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1003	aio_write $fh, 0, (length $data), $data, 0;	1369	aio_write $fh, 0, (length $data), $data, 0;
1004	aio_fsync $fh if $cf::USE_FSYNC;	1370	if ($cf::USE_FSYNC) {
		1371	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;
		1372	aio_fsync $fh;
		1373	}
1005	close $fh;	1374	aio_close $fh;
1006	aio_rename "$filename.pst~", "$filename.pst";	1375	aio_rename "$filename.pst~", "$filename.pst";
1007	}	1376	}
1008	} else {	1377	} else {
1009	aio_unlink "$filename.pst";	1378	aio_unlink "$filename.pst";
1010	}	1379	}
1011		1380
1012	aio_rename "$filename~", $filename;	1381	aio_rename "$filename~", $filename;
		1382
		1383	$filename =~ s%/[^/]+$%%;
		1384	aio_pathsync $filename if $cf::USE_FSYNC;
1013	} else {	1385	} else {
1014	warn "FATAL: $filename~: $!\n";	1386	error "unable to save objects: $filename~: $!\n";
1015	}	1387	}
1016	} else {	1388	} else {
1017	aio_unlink $filename;	1389	aio_unlink $filename;
1018	aio_unlink "$filename.pst";	1390	aio_unlink "$filename.pst";
1019	}	1391	}
1020	}	1392	};
1021	}	1393	}
1022		1394
1023	sub object_freezer_as_string {	1395	sub object_freezer_as_string {
1024	my ($rdata, $objs) = @_;	1396	my ($rdata, $objs) = @_;
1025		1397
…		…
1037	or return;	1409	or return;
1038		1410
1039	unless (aio_stat "$filename.pst") {	1411	unless (aio_stat "$filename.pst") {
1040	(aio_load "$filename.pst", $av) >= 0	1412	(aio_load "$filename.pst", $av) >= 0
1041	or return;	1413	or return;
		1414
1042	$av = eval { (Storable::thaw $av)->{objs} };	1415	my $st = eval { Coro::Storable::thaw $av };
		1416	$av = $st->{objs};
1043	}	1417	}
1044		1418
		1419	utf8::decode (my $decname = $filename);
1045	warn sprintf "loading %s (%d)\n",	1420	trace sprintf "loading %s (%d,%d)\n",
1046	$filename, length $data, scalar @{$av || []};	1421	$decname, length $data, scalar @{$av || []}
		1422	if $VERBOSE_IO;
		1423
1047	return ($data, $av);	1424	($data, $av)
1048	}	1425	}
1049		1426
1050	=head2 COMMAND CALLBACKS	1427	=head2 COMMAND CALLBACKS
1051		1428
1052	=over 4	1429	=over 4
…		…
1106	my ($name, $cb) = @_;	1483	my ($name, $cb) = @_;
1107		1484
1108	$EXTICMD{$name} = $cb;	1485	$EXTICMD{$name} = $cb;
1109	}	1486	}
1110		1487
		1488	use File::Glob ();
		1489
1111	cf::player->attach (	1490	cf::player->attach (
1112	on_command => sub {	1491	on_unknown_command => sub {
1113	my ($pl, $name, $params) = @_;	1492	my ($pl, $name, $params) = @_;
1114		1493
1115	my $cb = $COMMAND{$name}	1494	my $cb = $COMMAND{$name}
1116	or return;	1495	or return;
1117		1496
…		…
1125	my ($pl, $buf) = @_;	1504	my ($pl, $buf) = @_;
1126		1505
1127	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1506	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1128		1507
1129	if (ref $msg) {	1508	if (ref $msg) {
		1509	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
		1510
		1511	my @reply;
		1512
1130	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1513	if (my $cb = $EXTCMD{$type}) {
1131	if (my %reply = $cb->($pl, $msg)) {	1514	@reply = $cb->($pl, @payload);
1132	$pl->ext_reply ($msg->{msgid}, %reply);
1133	}
1134	}	1515	}
		1516
		1517	$pl->ext_reply ($reply, @reply)
		1518	if $reply;
		1519
1135	} else {	1520	} else {
1136	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1521	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1137	}	1522	}
1138		1523
1139	cf::override;	1524	cf::override;
1140	},	1525	},
1141	);	1526	);
1142		1527
		1528	# "readahead" all extensions
		1529	sub cache_extensions {
		1530	my $grp = IO::AIO::aio_group;
		1531
		1532	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1533	for (grep /\.ext$/, @{$_[0]}) {
		1534	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1535	}
		1536	};
		1537
		1538	$grp
		1539	}
		1540
		1541	sub _ext_cfg_reg($$$$) {
		1542	my ($rvar, $varname, $cfgname, $default) = @_;
		1543
		1544	$cfgname = lc $varname
		1545	unless length $cfgname;
		1546
		1547	$EXT_CFG{$cfgname} = [$rvar, $default];
		1548
		1549	$$rvar = exists $CFG{$cfgname} ? $CFG{$cfgname} : $default;
		1550	}
		1551
1143	sub load_extensions {	1552	sub load_extensions {
		1553	info "loading extensions...";
		1554
		1555	%EXT_CFG = ();
		1556
1144	cf::sync_job {	1557	cf::sync_job {
1145	my %todo;	1558	my %todo;
1146		1559
1147	for my $path (<$LIBDIR/*.ext>) {	1560	for my $path (<$LIBDIR/*.ext>) {
1148	next unless -r $path;	1561	next unless -r $path;
…		…
1166		1579
1167	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1580	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1168	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1581	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1169		1582
1170	$ext{source} =	1583	$ext{source} =
1171	"package $pkg; use strict; use utf8;\n"	1584	"package $pkg; use common::sense;\n"
1172	. "#line 1 \"$path\"\n{\n"	1585	. "#line 1 \"$path\"\n{\n"
1173	. $source	1586	. $source
1174	. "\n};\n1";	1587	. "\n};\n1";
1175		1588
1176	$todo{$base} = \%ext;	1589	$todo{$base} = \%ext;
1177	}	1590	}
1178		1591
		1592	my $pass = 0;
1179	my %done;	1593	my %done;
1180	while (%todo) {	1594	while (%todo) {
1181	my $progress;	1595	my $progress;
1182		1596
		1597	++$pass;
		1598
		1599	ext:
1183	while (my ($k, $v) = each %todo) {	1600	while (my ($k, $v) = each %todo) {
1184	for (split /,\s*/, $v->{meta}{depends}) {	1601	for (split /,\s*/, $v->{meta}{depends}) {
1185	goto skip	1602	next ext
1186	unless exists $done{$_};	1603	unless exists $done{$_};
1187	}	1604	}
1188		1605
1189	warn "... loading '$k' into '$v->{pkg}'\n";	1606	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1190		1607
1191	unless (eval $v->{source}) {	1608	my $source = $v->{source};
		1609
		1610	# support "CONF varname :confname = default" pseudo-statements
		1611	$source =~ s{
		1612	^ CONF \s+ ([^\s:=]+) \s* (?:: \s* ([^\s:=]+) \s* )? = ([^\n#]+)
		1613	}{
		1614	"our \$$1; BEGIN { cf::_ext_cfg_reg \\\$$1, q\x00$1\x00, q\x00$2\x00, $3 }";
		1615	}gmxe;
		1616
		1617	my $active = eval $source;
		1618
		1619	if (length $@) {
1192	my $msg = $@ ? "$v->{path}: $@\n"	1620	error "$v->{path}: $@\n";
1193	: "$v->{base}: extension inactive.\n";
1194		1621
		1622	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1195	if (exists $v->{meta}{mandatory}) {	1623	if exists $v->{meta}{mandatory};
1196	warn $msg;	1624
1197	warn "mandatory extension failed to load, exiting.\n";	1625	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1198	exit 1;	1626	delete $todo{$k};
1199	}	1627	} else {
1200		1628	$done{$k} = delete $todo{$k};
1201	warn $msg;	1629	push @EXTS, $v->{pkg};
		1630	$progress = 1;
		1631
		1632	info "$v->{base}: extension inactive.\n"
		1633	unless $active;
1202	}	1634	}
1203
1204	$done{$k} = delete $todo{$k};
1205	push @EXTS, $v->{pkg};
1206	$progress = 1;
1207	}	1635	}
1208		1636
1209	skip:	1637	unless ($progress) {
1210	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1638	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1211	unless $progress;	1639
		1640	while (my ($k, $v) = each %todo) {
		1641	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1642	if exists $v->{meta}{mandatory};
		1643	}
		1644
		1645	last;
		1646	}
1212	}	1647	}
1213	};	1648	};
1214	}	1649	}
1215		1650
1216	#############################################################################	1651	#############################################################################
1217		1652
1218	=back	1653	=back
1219		1654
1220	=head2 CORE EXTENSIONS	1655	=head2 CORE EXTENSIONS
1221		1656
1222	Functions and methods that extend core crossfire objects.	1657	Functions and methods that extend core deliantra objects.
1223		1658
1224	=cut	1659	=cut
1225		1660
1226	package cf::player;	1661	package cf::player;
1227		1662
1228	use Coro::AIO;	1663	use Coro::AIO;
1229		1664
1230	=head3 cf::player	1665	=head3 cf::player
1231		1666
1232	=over 4	1667	=over 4
		1668
		1669	=item cf::player::num_playing
		1670
		1671	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1672
		1673	=cut
		1674
		1675	sub num_playing {
		1676	scalar grep
		1677	$_->ob->map
		1678	&& !$_->hidden
		1679	&& !$_->ob->flag (cf::FLAG_WIZ),
		1680	cf::player::list
		1681	}
1233		1682
1234	=item cf::player::find $login	1683	=item cf::player::find $login
1235		1684
1236	Returns the given player object, loading it if necessary (might block).	1685	Returns the given player object, loading it if necessary (might block).
1237		1686
…		…
1256		1705
1257	sub exists($) {	1706	sub exists($) {
1258	my ($login) = @_;	1707	my ($login) = @_;
1259		1708
1260	$cf::PLAYER{$login}	1709	$cf::PLAYER{$login}
1261	or cf::sync_job { !aio_stat path $login }	1710	or !aio_stat path $login
1262	}	1711	}
1263		1712
1264	sub find($) {	1713	sub find($) {
1265	return $cf::PLAYER{$_[0]} || do {	1714	return $cf::PLAYER{$_[0]} || do {
1266	my $login = $_[0];	1715	my $login = $_[0];
…		…
1273	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1722	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1274	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1723	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1275	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1724	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1276	aio_unlink +(playerdir $login) . "/$login.pl";	1725	aio_unlink +(playerdir $login) . "/$login.pl";
1277		1726
1278	my $pl = load_pl path $login	1727	my $f = new_from_file cf::object::thawer path $login
1279	or return;	1728	or return;
		1729
		1730	my $pl = cf::player::load_pl $f
		1731	or return;
		1732
		1733	local $cf::PLAYER_LOADING{$login} = $pl;
		1734	$f->resolve_delayed_derefs;
1280	$cf::PLAYER{$login} = $pl	1735	$cf::PLAYER{$login} = $pl
1281	}	1736	}
1282	}	1737	}
1283	}	1738	}
		1739
		1740	cf::player->attach (
		1741	on_load => sub {
		1742	my ($pl, $path) = @_;
		1743
		1744	# restore slots saved in save, below
		1745	my $slots = delete $pl->{_slots};
		1746
		1747	$pl->ob->current_weapon ($slots->[0]);
		1748	$pl->combat_ob ($slots->[1]);
		1749	$pl->ranged_ob ($slots->[2]);
		1750	},
		1751	);
1284		1752
1285	sub save($) {	1753	sub save($) {
1286	my ($pl) = @_;	1754	my ($pl) = @_;
1287		1755
1288	return if $pl->{deny_save};	1756	return if $pl->{deny_save};
…		…
1293	return if $pl->{deny_save};	1761	return if $pl->{deny_save};
1294		1762
1295	aio_mkdir playerdir $pl, 0770;	1763	aio_mkdir playerdir $pl, 0770;
1296	$pl->{last_save} = $cf::RUNTIME;	1764	$pl->{last_save} = $cf::RUNTIME;
1297		1765
		1766	cf::get_slot 0.01;
		1767
		1768	# save slots, to be restored later
		1769	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
		1770
1298	$pl->save_pl ($path);	1771	$pl->save_pl ($path);
1299	Coro::cede;	1772	cf::cede_to_tick;
1300	}	1773	}
1301		1774
1302	sub new($) {	1775	sub new($) {
1303	my ($login) = @_;	1776	my ($login) = @_;
1304		1777
…		…
1310	$cf::PLAYER{$login} = $self;	1783	$cf::PLAYER{$login} = $self;
1311		1784
1312	$self	1785	$self
1313	}	1786	}
1314		1787
		1788	=item $player->send_msg ($channel, $msg, $color, [extra...])
		1789
		1790	=cut
		1791
		1792	sub send_msg {
		1793	my $ns = shift->ns
		1794	or return;
		1795	$ns->send_msg (@_);
		1796	}
		1797
1315	=item $pl->quit_character	1798	=item $pl->quit_character
1316		1799
1317	Nukes the player without looking back. If logged in, the connection will	1800	Nukes the player without looking back. If logged in, the connection will
1318	be destroyed. May block for a long time.	1801	be destroyed. May block for a long time.
1319		1802
…		…
1323	my ($pl) = @_;	1806	my ($pl) = @_;
1324		1807
1325	my $name = $pl->ob->name;	1808	my $name = $pl->ob->name;
1326		1809
1327	$pl->{deny_save} = 1;	1810	$pl->{deny_save} = 1;
1328	$pl->password ("*"); # this should lock out the player until we nuked the dir	1811	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1329		1812
1330	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1813	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1331	$pl->deactivate;	1814	$pl->deactivate;
		1815
		1816	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1332	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1817	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1818	ext::highscore::check ($pl->ob);
		1819
1333	$pl->ns->destroy if $pl->ns;	1820	$pl->ns->destroy if $pl->ns;
1334		1821
1335	my $path = playerdir $pl;	1822	my $path = playerdir $pl;
1336	my $temp = "$path~$cf::RUNTIME~deleting~";	1823	my $temp = "$path~$cf::RUNTIME~deleting~";
1337	aio_rename $path, $temp;	1824	aio_rename $path, $temp;
…		…
1372	or return [];	1859	or return [];
1373		1860
1374	my @logins;	1861	my @logins;
1375		1862
1376	for my $login (@$dirs) {	1863	for my $login (@$dirs) {
		1864	my $path = path $login;
		1865
		1866	# a .pst is a dead give-away for a valid player
		1867	# if no pst file found, open and chekc for blocked users
		1868	if (aio_stat "$path.pst") {
1377	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1869	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1378	aio_read $fh, 0, 512, my $buf, 0 or next;	1870	aio_read $fh, 0, 512, my $buf, 0 or next;
1379	$buf !~ /^password -------------$/m or next; # official not-valid tag	1871	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1872	}
1380		1873
1381	utf8::decode $login;	1874	utf8::decode $login;
1382	push @logins, $login;	1875	push @logins, $login;
1383	}	1876	}
1384		1877
1385	\@logins	1878	\@logins
1386	}	1879	}
1387		1880
1388	=item $player->maps	1881	=item $player->maps
		1882
		1883	=item cf::player::maps $login
1389		1884
1390	Returns an arrayref of map paths that are private for this	1885	Returns an arrayref of map paths that are private for this
1391	player. May block.	1886	player. May block.
1392		1887
1393	=cut	1888	=cut
…		…
1411	}	1906	}
1412		1907
1413	\@paths	1908	\@paths
1414	}	1909	}
1415		1910
1416	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1911	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1417		1912
1418	Expand crossfire pod fragments into protocol xml.	1913	Expand deliantra pod fragments into protocol xml.
1419		1914
1420	=cut
1421
1422	sub expand_cfpod {
1423	((my $self), (local $_)) = @_;
1424
1425	# escape & and <
1426	s/&/&amp;/g;
1427	s/(?<![BIUGH])</&lt;/g;
1428
1429	# this is buggy, it needs to properly take care of nested <'s
1430
1431	1 while
1432	# replace B<>, I<>, U<> etc.
1433	s/B<([^\>]*)>/<b>$1<\/b>/
1434	|| s/I<([^\>]*)>/<i>$1<\/i>/
1435	|| s/U<([^\>]*)>/<u>$1<\/u>/
1436	# replace G<male|female> tags
1437	|| s{G<([^>|]*)\|([^>]*)>}{
1438	$self->gender ? $2 : $1
1439	}ge
1440	# replace H<hint text>
1441	|| s{H<([^\>]*)>}
1442	{
1443	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1444	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1445	"")
1446	[$self->{hintmode}]
1447	}ge;
1448
1449	# create single paragraphs (very hackish)
1450	s/(?<=\S)\n(?=\w)/ /g;
1451
1452	# compress some whitespace
1453	s/\s+\n/\n/g; # ws line-ends
1454	s/\n\n+/\n/g; # double lines
1455	s/^\n+//; # beginning lines
1456	s/\n+$//; # ending lines
1457
1458	$_
1459	}
1460
1461	sub hintmode {
1462	$_[0]{hintmode} = $_[1] if @_ > 1;
1463	$_[0]{hintmode}
1464	}
1465
1466	=item $player->ext_reply ($msgid, %msg)	1915	=item $player->ext_reply ($msgid, @msg)
1467		1916
1468	Sends an ext reply to the player.	1917	Sends an ext reply to the player.
1469		1918
1470	=cut	1919	=cut
1471		1920
1472	sub ext_reply($$%) {	1921	sub ext_reply($$@) {
1473	my ($self, $id, %msg) = @_;	1922	my ($self, $id, @msg) = @_;
1474		1923
1475	$msg{msgid} = $id;	1924	$self->ns->ext_reply ($id, @msg)
1476	$self->send ("ext " . $self->ns->{json_coder}->encode (\%msg));
1477	}	1925	}
1478		1926
1479	=item $player->ext_event ($type, %msg)	1927	=item $player->ext_msg ($type, @msg)
1480		1928
1481	Sends an ext event to the client.	1929	Sends an ext event to the client.
1482		1930
1483	=cut	1931	=cut
1484		1932
1485	sub ext_event($$%) {	1933	sub ext_msg($$@) {
1486	my ($self, $type, %msg) = @_;	1934	my ($self, $type, @msg) = @_;
1487		1935
1488	$self->ns->ext_event ($type, %msg);	1936	$self->ns->ext_msg ($type, @msg);
1489	}	1937	}
1490		1938
1491	=head3 cf::region	1939	=head3 cf::region
1492		1940
1493	=over 4	1941	=over 4
…		…
1502		1950
1503	=cut	1951	=cut
1504		1952
1505	sub find_by_path($) {	1953	sub find_by_path($) {
1506	my ($path) = @_;	1954	my ($path) = @_;
		1955
		1956	$path =~ s/^~[^\/]*//; # skip ~login
1507		1957
1508	my ($match, $specificity);	1958	my ($match, $specificity);
1509		1959
1510	for my $region (list) {	1960	for my $region (list) {
1511	if ($region->{match} && $path =~ $region->{match}) {	1961	if ($region->{match} && $path =~ $region->{match}) {
…		…
1537	our $MAX_RESET = 3600;	1987	our $MAX_RESET = 3600;
1538	our $DEFAULT_RESET = 3000;	1988	our $DEFAULT_RESET = 3000;
1539		1989
1540	sub generate_random_map {	1990	sub generate_random_map {
1541	my ($self, $rmp) = @_;	1991	my ($self, $rmp) = @_;
1542	# mit "rum" bekleckern, nicht	1992
		1993	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1994
1543	$self->_create_random_map (	1995	$self->_create_random_map ($rmp);
1544	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1545	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1546	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1547	$rmp->{exit_on_final_map},
1548	$rmp->{xsize}, $rmp->{ysize},
1549	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1550	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1551	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1552	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1553	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1554	(cf::region::find $rmp->{region}), $rmp->{custom}
1555	)
1556	}	1996	}
1557		1997
1558	=item cf::map->register ($regex, $prio)	1998	=item cf::map->register ($regex, $prio)
1559		1999
1560	Register a handler for the map path matching the given regex at the	2000	Register a handler for the map path matching the given regex at the
…		…
1565		2005
1566	sub register {	2006	sub register {
1567	my (undef, $regex, $prio) = @_;	2007	my (undef, $regex, $prio) = @_;
1568	my $pkg = caller;	2008	my $pkg = caller;
1569		2009
1570	no strict;
1571	push @{"$pkg\::ISA"}, __PACKAGE__;	2010	push @{"$pkg\::ISA"}, __PACKAGE__;
1572		2011
1573	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2012	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1574	}	2013	}
1575		2014
1576	# also paths starting with '/'	2015	# also paths starting with '/'
1577	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	2016	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1578		2017
1579	sub thawer_merge {	2018	sub thawer_merge {
1580	my ($self, $merge) = @_;	2019	my ($self, $merge) = @_;
1581		2020
1582	# we have to keep some variables in memory intact	2021	# we have to keep some variables in memory intact
…		…
1587	}	2026	}
1588		2027
1589	sub normalise {	2028	sub normalise {
1590	my ($path, $base) = @_;	2029	my ($path, $base) = @_;
1591		2030
1592	$path = "$path"; # make sure its a string	2031	$path = "$path"; # make sure it's a string
1593		2032
1594	$path =~ s/\.map$//;	2033	$path =~ s/\.map$//;
1595		2034
1596	# map plan:	2035	# map plan:
1597	#	2036	#
…		…
1612	$base =~ s{[^/]+/?$}{};	2051	$base =~ s{[^/]+/?$}{};
1613	$path = "$base/$path";	2052	$path = "$base/$path";
1614	}	2053	}
1615		2054
1616	for ($path) {	2055	for ($path) {
1617	redo if s{//}{/};
1618	redo if s{/\.?/}{/};	2056	redo if s{/\.?/}{/};
1619	redo if s{/[^/]+/\.\./}{/};	2057	redo if s{/[^/]+/\.\./}{/};
1620	}	2058	}
1621		2059
1622	$path	2060	$path
…		…
1636	$self->init; # pass $1 etc.	2074	$self->init; # pass $1 etc.
1637	return $self;	2075	return $self;
1638	}	2076	}
1639	}	2077	}
1640		2078
1641	Carp::cluck "unable to resolve path '$path' (base '$base').";	2079	Carp::cluck "unable to resolve path '$path' (base '$base')";
1642	()	2080	()
1643	}	2081	}
1644		2082
		2083	# may re-bless or do other evil things
1645	sub init {	2084	sub init {
1646	my ($self) = @_;	2085	my ($self) = @_;
1647		2086
1648	$self	2087	$self
1649	}	2088	}
…		…
1668		2107
1669	# the temporary/swap location	2108	# the temporary/swap location
1670	sub save_path {	2109	sub save_path {
1671	my ($self) = @_;	2110	my ($self) = @_;
1672		2111
1673	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2112	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1674	"$TMPDIR/$path.map"	2113	"$TMPDIR/$path.map"
1675	}	2114	}
1676		2115
1677	# the unique path, undef == no special unique path	2116	# the unique path, undef == no special unique path
1678	sub uniq_path {	2117	sub uniq_path {
1679	my ($self) = @_;	2118	my ($self) = @_;
1680		2119
1681	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2120	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1682	"$UNIQUEDIR/$path"	2121	"$UNIQUEDIR/$path"
1683	}
1684
1685	# and all this just because we cannot iterate over
1686	# all maps in C++...
1687	sub change_all_map_light {
1688	my ($change) = @_;
1689
1690	$_->change_map_light ($change)
1691	for grep $_->outdoor, values %cf::MAP;
1692	}	2122	}
1693		2123
1694	sub decay_objects {	2124	sub decay_objects {
1695	my ($self) = @_;	2125	my ($self) = @_;
1696		2126
…		…
1709		2139
1710	sub load_header_from($) {	2140	sub load_header_from($) {
1711	my ($self, $path) = @_;	2141	my ($self, $path) = @_;
1712		2142
1713	utf8::encode $path;	2143	utf8::encode $path;
1714	#aio_open $path, O_RDONLY, 0	2144	my $f = new_from_file cf::object::thawer $path
1715	# or return;
1716
1717	$self->_load_header ($path)
1718	or return;	2145	or return;
1719		2146
		2147	$self->_load_header ($f)
		2148	or return;
		2149
		2150	local $MAP_LOADING{$self->{path}} = $self;
		2151	$f->resolve_delayed_derefs;
		2152
1720	$self->{load_path} = $path;	2153	$self->{load_path} = $path;
1721		2154
1722	1	2155	1
1723	}	2156	}
1724		2157
		2158	# used to laod the header of an original map
1725	sub load_header_orig {	2159	sub load_header_orig {
1726	my ($self) = @_;	2160	my ($self) = @_;
1727		2161
1728	$self->load_header_from ($self->load_path)	2162	$self->load_header_from ($self->load_path)
1729	}	2163	}
1730		2164
		2165	# used to laod the header of an instantiated map
1731	sub load_header_temp {	2166	sub load_header_temp {
1732	my ($self) = @_;	2167	my ($self) = @_;
1733		2168
1734	$self->load_header_from ($self->save_path)	2169	$self->load_header_from ($self->save_path)
1735	}	2170	}
1736		2171
		2172	# called after loading the header from an instantiated map
1737	sub prepare_temp {	2173	sub prepare_temp {
1738	my ($self) = @_;	2174	my ($self) = @_;
1739		2175
1740	$self->last_access ((delete $self->{last_access})	2176	$self->last_access ((delete $self->{last_access})
1741	|| $cf::RUNTIME); #d#	2177	|| $cf::RUNTIME); #d#
1742	# safety	2178	# safety
1743	$self->{instantiate_time} = $cf::RUNTIME	2179	$self->{instantiate_time} = $cf::RUNTIME
1744	if $self->{instantiate_time} > $cf::RUNTIME;	2180	if $self->{instantiate_time} > $cf::RUNTIME;
1745	}	2181	}
1746		2182
		2183	# called after loading the header from an original map
1747	sub prepare_orig {	2184	sub prepare_orig {
1748	my ($self) = @_;	2185	my ($self) = @_;
1749		2186
1750	$self->{load_original} = 1;	2187	$self->{load_original} = 1;
1751	$self->{instantiate_time} = $cf::RUNTIME;	2188	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1775		2212
1776	sub find;	2213	sub find;
1777	sub find {	2214	sub find {
1778	my ($path, $origin) = @_;	2215	my ($path, $origin) = @_;
1779		2216
		2217	cf::cede_to_tick;
		2218
1780	$path = normalise $path, $origin && $origin->path;	2219	$path = normalise $path, $origin;
1781		2220
		2221	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1782	cf::lock_wait "map_find:$path";	2222	my $guard2 = cf::lock_acquire "map_find:$path";
1783		2223
1784	$cf::MAP{$path} || do {	2224	$cf::MAP{$path} || do {
1785	my $guard = cf::lock_acquire "map_find:$path";
1786	my $map = new_from_path cf::map $path	2225	my $map = new_from_path cf::map $path
1787	or return;	2226	or return;
1788		2227
1789	$map->{last_save} = $cf::RUNTIME;	2228	$map->{last_save} = $cf::RUNTIME;
1790		2229
…		…
1792	or return;	2231	or return;
1793		2232
1794	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2233	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1795	# doing this can freeze the server in a sync job, obviously	2234	# doing this can freeze the server in a sync job, obviously
1796	#$cf::WAIT_FOR_TICK->wait;	2235	#$cf::WAIT_FOR_TICK->wait;
		2236	undef $guard2;
		2237	undef $guard1;
1797	$map->reset;	2238	$map->reset;
1798	undef $guard;
1799	return find $path;	2239	return find $path;
1800	}	2240	}
1801		2241
1802	$cf::MAP{$path} = $map	2242	$cf::MAP{$path} = $map
1803	}	2243	}
1804	}	2244	}
1805		2245
1806	sub pre_load { }	2246	sub pre_load { }
1807	sub post_load { }	2247	#sub post_load { } # XS
1808		2248
1809	sub load {	2249	sub load {
1810	my ($self) = @_;	2250	my ($self) = @_;
1811		2251
1812	local $self->{deny_reset} = 1; # loading can take a long time	2252	local $self->{deny_reset} = 1; # loading can take a long time
1813		2253
1814	my $path = $self->{path};	2254	my $path = $self->{path};
1815		2255
1816	{	2256	{
1817	my $guard = cf::lock_acquire "map_load:$path";	2257	my $guard = cf::lock_acquire "map_data:$path";
1818		2258
		2259	return unless $self->valid;
1819	return if $self->in_memory != cf::MAP_SWAPPED;	2260	return unless $self->state == cf::MAP_SWAPPED;
1820
1821	$self->in_memory (cf::MAP_LOADING);
1822		2261
1823	$self->alloc;	2262	$self->alloc;
1824		2263
1825	$self->pre_load;	2264	$self->pre_load;
1826	Coro::cede;	2265	cf::cede_to_tick;
1827		2266
1828	$self->_load_objects ($self->{load_path}, 1)	2267	if (exists $self->{load_path}) {
		2268	my $f = new_from_file cf::object::thawer $self->{load_path};
		2269	$f->skip_block;
		2270	$self->_load_objects ($f)
1829	or return;	2271	or return;
1830		2272
1831	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2273	$self->post_load_original
1832	if delete $self->{load_original};	2274	if delete $self->{load_original};
1833		2275
1834	if (my $uniq = $self->uniq_path) {	2276	if (my $uniq = $self->uniq_path) {
1835	utf8::encode $uniq;	2277	utf8::encode $uniq;
1836	if (aio_open $uniq, O_RDONLY, 0) {	2278	unless (aio_stat $uniq) {
		2279	if (my $f = new_from_file cf::object::thawer $uniq) {
1837	$self->clear_unique_items;	2280	$self->clear_unique_items;
1838	$self->_load_objects ($uniq, 0);	2281	$self->_load_objects ($f);
		2282	$f->resolve_delayed_derefs;
		2283	}
		2284	}
1839	}	2285	}
1840	}
1841		2286
1842	Coro::cede;	2287	$f->resolve_delayed_derefs;
		2288	} else {
		2289	$self->post_load_original
		2290	if delete $self->{load_original};
		2291	}
		2292
		2293	$self->state (cf::MAP_INACTIVE);
		2294
		2295	cf::cede_to_tick;
1843	# now do the right thing for maps	2296	# now do the right thing for maps
1844	$self->link_multipart_objects;	2297	$self->link_multipart_objects;
1845	$self->difficulty ($self->estimate_difficulty)	2298	$self->difficulty ($self->estimate_difficulty)
1846	unless $self->difficulty;	2299	unless $self->difficulty;
1847	Coro::cede;	2300	cf::cede_to_tick;
1848		2301
1849	unless ($self->{deny_activate}) {	2302	unless ($self->{deny_activate}) {
1850	$self->decay_objects;	2303	$self->decay_objects;
1851	$self->fix_auto_apply;	2304	$self->fix_auto_apply;
1852	$self->update_buttons;	2305	$self->update_buttons;
1853	Coro::cede;	2306	cf::cede_to_tick;
1854	$self->set_darkness_map;	2307	#$self->activate; # no longer activate maps automatically
1855	Coro::cede;
1856	$self->activate;
1857	}	2308	}
1858		2309
1859	$self->in_memory (cf::MAP_IN_MEMORY);	2310	$self->{last_save} = $cf::RUNTIME;
		2311	$self->last_access ($cf::RUNTIME);
1860	}	2312	}
1861		2313
1862	$self->post_load;	2314	$self->post_load;
1863	}
1864		2315
		2316	1
		2317	}
		2318
		2319	# customize the map for a given player, i.e.
		2320	# return the _real_ map. used by e.g. per-player
		2321	# maps to change the path to ~playername/mappath
1865	sub customise_for {	2322	sub customise_for {
1866	my ($self, $ob) = @_;	2323	my ($self, $ob) = @_;
1867		2324
1868	return find "~" . $ob->name . "/" . $self->{path}	2325	return find "~" . $ob->name . "/" . $self->{path}
1869	if $self->per_player;	2326	if $self->per_player;
…		…
1872	# if $self->per_party;	2329	# if $self->per_party;
1873		2330
1874	$self	2331	$self
1875	}	2332	}
1876		2333
1877	# find and load all maps in the 3x3 area around a map
1878	sub load_diag {
1879	my ($map) = @_;
1880
1881	my @diag; # diagonal neighbours
1882
1883	for (0 .. 3) {
1884	my $neigh = $map->tile_path ($_)
1885	or next;
1886	$neigh = find $neigh, $map
1887	or next;
1888	$neigh->load;
1889
1890	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],
1891	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1892	}
1893
1894	for (@diag) {
1895	my $neigh = find @$_
1896	or next;
1897	$neigh->load;
1898	}
1899	}
1900
1901	sub find_sync {	2334	sub find_sync {
1902	my ($path, $origin) = @_;	2335	my ($path, $origin) = @_;
1903		2336
1904	cf::sync_job { find $path, $origin }	2337	# it's a bug to call this from the main context
		2338	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2339	if $Coro::current == $Coro::main;
		2340
		2341	find $path, $origin
1905	}	2342	}
1906		2343
1907	sub do_load_sync {	2344	sub do_load_sync {
1908	my ($map) = @_;	2345	my ($map) = @_;
1909		2346
1910	cf::sync_job { $map->load };	2347	# it's a bug to call this from the main context
		2348	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
		2349	if $Coro::current == $Coro::main;
		2350
		2351	$map->load;
1911	}	2352	}
1912		2353
1913	our %MAP_PREFETCH;	2354	our %MAP_PREFETCH;
1914	our $MAP_PREFETCHER = undef;	2355	our $MAP_PREFETCHER = undef;
1915		2356
1916	sub find_async {	2357	sub find_async {
1917	my ($path, $origin) = @_;	2358	my ($path, $origin, $load) = @_;
1918		2359
1919	$path = normalise $path, $origin && $origin->{path};	2360	$path = normalise $path, $origin;
1920		2361
1921	if (my $map = $cf::MAP{$path}) {	2362	if (my $map = $cf::MAP{$path}) {
1922	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2363	return $map if !$load || $map->linkable;
1923	}	2364	}
1924		2365
1925	undef $MAP_PREFETCH{$path};	2366	$MAP_PREFETCH{$path} |= $load;
		2367
1926	$MAP_PREFETCHER ||= cf::async {	2368	$MAP_PREFETCHER ||= cf::async {
		2369	$Coro::current->{desc} = "map prefetcher";
		2370
1927	while (%MAP_PREFETCH) {	2371	while (%MAP_PREFETCH) {
1928	for my $path (keys %MAP_PREFETCH) {	2372	while (my ($k, $v) = each %MAP_PREFETCH) {
1929	if (my $map = find $path) {	2373	if (my $map = find $k) {
1930	$map->load;	2374	$map->load if $v;
1931	}	2375	}
1932		2376
1933	delete $MAP_PREFETCH{$path};	2377	delete $MAP_PREFETCH{$k};
1934	}	2378	}
1935	}	2379	}
1936	undef $MAP_PREFETCHER;	2380	undef $MAP_PREFETCHER;
1937	};	2381	};
1938	$MAP_PREFETCHER->prio (6);	2382	$MAP_PREFETCHER->prio (6);
1939		2383
1940	()	2384	()
1941	}	2385	}
1942		2386
		2387	# common code, used by both ->save and ->swapout
1943	sub save {	2388	sub _save {
1944	my ($self) = @_;	2389	my ($self) = @_;
1945
1946	my $lock = cf::lock_acquire "map_data:" . $self->path;
1947		2390
1948	$self->{last_save} = $cf::RUNTIME;	2391	$self->{last_save} = $cf::RUNTIME;
1949		2392
1950	return unless $self->dirty;	2393	return unless $self->dirty;
1951		2394
…		…
1957	return if $self->{deny_save};	2400	return if $self->{deny_save};
1958		2401
1959	local $self->{last_access} = $self->last_access;#d#	2402	local $self->{last_access} = $self->last_access;#d#
1960		2403
1961	cf::async {	2404	cf::async {
		2405	$Coro::current->{desc} = "map player save";
1962	$_->contr->save for $self->players;	2406	$_->contr->save for $self->players;
1963	};	2407	};
		2408
		2409	cf::get_slot 0.02;
1964		2410
1965	if ($uniq) {	2411	if ($uniq) {
1966	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2412	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1967	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2413	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1968	} else {	2414	} else {
1969	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2415	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
1970	}	2416	}
1971	}	2417	}
1972		2418
		2419	sub save {
		2420	my ($self) = @_;
		2421
		2422	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2423
		2424	$self->_save;
		2425	}
		2426
1973	sub swap_out {	2427	sub swap_out {
1974	my ($self) = @_;	2428	my ($self) = @_;
1975		2429
1976	# save first because save cedes
1977	$self->save;
1978
1979	my $lock = cf::lock_acquire "map_data:" . $self->path;	2430	my $lock = cf::lock_acquire "map_data:$self->{path}";
1980		2431
		2432	return if !$self->linkable;
		2433	return if $self->{deny_save};
1981	return if $self->players;	2434	return if $self->players;
1982	return if $self->in_memory != cf::MAP_IN_MEMORY;
1983	return if $self->{deny_save};
1984		2435
		2436	# first deactivate the map and "unlink" it from the core
		2437	$self->deactivate;
		2438	$_->clear_links_to ($self) for values %cf::MAP;
		2439	$self->state (cf::MAP_SWAPPED);
		2440
		2441	# then atomically save
		2442	$self->_save;
		2443
		2444	# then free the map
1985	$self->clear;	2445	$self->clear;
1986	$self->in_memory (cf::MAP_SWAPPED);
1987	}	2446	}
1988		2447
1989	sub reset_at {	2448	sub reset_at {
1990	my ($self) = @_;	2449	my ($self) = @_;
1991		2450
…		…
2009		2468
2010	my $lock = cf::lock_acquire "map_data:$self->{path}";	2469	my $lock = cf::lock_acquire "map_data:$self->{path}";
2011		2470
2012	return if $self->players;	2471	return if $self->players;
2013		2472
2014	warn "resetting map ", $self->path;	2473	cf::trace "resetting map ", $self->path, "\n";
2015		2474
2016	$self->in_memory (cf::MAP_SWAPPED);	2475	$self->state (cf::MAP_SWAPPED);
2017		2476
2018	# need to save uniques path	2477	# need to save uniques path
2019	unless ($self->{deny_save}) {	2478	unless ($self->{deny_save}) {
2020	my $uniq = $self->uniq_path; utf8::encode $uniq;	2479	my $uniq = $self->uniq_path; utf8::encode $uniq;
2021		2480
…		…
2023	if $uniq;	2482	if $uniq;
2024	}	2483	}
2025		2484
2026	delete $cf::MAP{$self->path};	2485	delete $cf::MAP{$self->path};
2027		2486
		2487	$self->deactivate;
		2488	$_->clear_links_to ($self) for values %cf::MAP;
2028	$self->clear;	2489	$self->clear;
2029
2030	$_->clear_links_to ($self) for values %cf::MAP;
2031		2490
2032	$self->unlink_save;	2491	$self->unlink_save;
2033	$self->destroy;	2492	$self->destroy;
2034	}	2493	}
2035		2494
2036	my $nuke_counter = "aaaa";	2495	my $nuke_counter = "aaaa";
2037		2496
2038	sub nuke {	2497	sub nuke {
2039	my ($self) = @_;	2498	my ($self) = @_;
2040		2499
		2500	{
		2501	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2502
2041	delete $cf::MAP{$self->path};	2503	delete $cf::MAP{$self->path};
2042		2504
2043	$self->unlink_save;	2505	$self->unlink_save;
2044		2506
2045	bless $self, "cf::map";	2507	bless $self, "cf::map::wrap";
2046	delete $self->{deny_reset};	2508	delete $self->{deny_reset};
2047	$self->{deny_save} = 1;	2509	$self->{deny_save} = 1;
2048	$self->reset_timeout (1);	2510	$self->reset_timeout (1);
2049	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2511	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2050		2512
2051	$cf::MAP{$self->path} = $self;	2513	$cf::MAP{$self->path} = $self;
		2514	}
2052		2515
2053	$self->reset; # polite request, might not happen	2516	$self->reset; # polite request, might not happen
2054	}	2517	}
2055		2518
2056	=item $maps = cf::map::tmp_maps	2519	=item $maps = cf::map::tmp_maps
…		…
2098		2561
2099	sub unique_maps() {	2562	sub unique_maps() {
2100	[	2563	[
2101	map {	2564	map {
2102	utf8::decode $_;	2565	utf8::decode $_;
2103	/\.map$/	2566	s/\.map$//; # TODO future compatibility hack
		2567	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2568	? ()
2104	? normalise $_	2569	: normalise $_
2105	: ()
2106	} @{ aio_readdir $UNIQUEDIR or [] }	2570	} @{ aio_readdir $UNIQUEDIR or [] }
2107	]	2571	]
2108	}	2572	}
2109		2573
2110	package cf;	2574	=item cf::map::static_maps
		2575
		2576	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2577	file in the shared directory excluding F</styles> and F</editor>). May
		2578	block.
		2579
		2580	=cut
		2581
		2582	sub static_maps() {
		2583	my @dirs = "";
		2584	my @maps;
		2585
		2586	while (@dirs) {
		2587	my $dir = shift @dirs;
		2588
		2589	next if $dir eq "/styles" || $dir eq "/editor";
		2590
		2591	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2592	or return;
		2593
		2594	for (@$files) {
		2595	s/\.map$// or next;
		2596	utf8::decode $_;
		2597	push @maps, "$dir/$_";
		2598	}
		2599
		2600	push @dirs, map "$dir/$_", @$dirs;
		2601	}
		2602
		2603	\@maps
		2604	}
2111		2605
2112	=back	2606	=back
2113		2607
2114	=head3 cf::object	2608	=head3 cf::object
2115		2609
…		…
2119		2613
2120	=over 4	2614	=over 4
2121		2615
2122	=item $ob->inv_recursive	2616	=item $ob->inv_recursive
2123		2617
2124	Returns the inventory of the object _and_ their inventories, recursively.	2618	Returns the inventory of the object I<and> their inventories, recursively,
		2619	but I<not> the object itself.
2125		2620
2126	=cut	2621	=cut
2127		2622
2128	sub inv_recursive_;	2623	sub inv_recursive_;
2129	sub inv_recursive_ {	2624	sub inv_recursive_ {
…		…
2132		2627
2133	sub inv_recursive {	2628	sub inv_recursive {
2134	inv_recursive_ inv $_[0]	2629	inv_recursive_ inv $_[0]
2135	}	2630	}
2136		2631
		2632	=item $ref = $ob->ref
		2633
		2634	Creates and returns a persistent reference to an object that can be stored as a string.
		2635
		2636	=item $ob = cf::object::deref ($refstring)
		2637
		2638	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2639	even if the object actually exists. May block.
		2640
		2641	=cut
		2642
		2643	sub deref {
		2644	my ($ref) = @_;
		2645
		2646	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2647	my ($uuid, $name) = ($1, $2);
		2648	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2649	or return;
		2650	$pl->ob->uuid eq $uuid
		2651	or return;
		2652
		2653	$pl->ob
		2654	} else {
		2655	warn "$ref: cannot resolve object reference\n";
		2656	undef
		2657	}
		2658	}
		2659
2137	package cf;	2660	package cf;
2138		2661
2139	=back	2662	=back
2140		2663
2141	=head3 cf::object::player	2664	=head3 cf::object::player
…		…
2147	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2670	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2148	can be C<undef>. Does the right thing when the player is currently in a	2671	can be C<undef>. Does the right thing when the player is currently in a
2149	dialogue with the given NPC character.	2672	dialogue with the given NPC character.
2150		2673
2151	=cut	2674	=cut
		2675
		2676	our $SAY_CHANNEL = {
		2677	id => "say",
		2678	title => "Map",
		2679	reply => "say ",
		2680	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2681	};
		2682
		2683	our $CHAT_CHANNEL = {
		2684	id => "chat",
		2685	title => "Chat",
		2686	reply => "chat ",
		2687	tooltip => "Player chat and shouts, global to the server.",
		2688	};
2152		2689
2153	# rough implementation of a future "reply" method that works	2690	# rough implementation of a future "reply" method that works
2154	# with dialog boxes.	2691	# with dialog boxes.
2155	#TODO: the first argument must go, split into a $npc->reply_to ( method	2692	#TODO: the first argument must go, split into a $npc->reply_to ( method
2156	sub cf::object::player::reply($$$;$) {	2693	sub cf::object::player::reply($$$;$) {
…		…
2163		2700
2164	} else {	2701	} else {
2165	my $pl = $self->contr;	2702	my $pl = $self->contr;
2166		2703
2167	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {	2704	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2168	my $diag = $pl->{npc_dialog};	2705	my $dialog = $pl->{npc_dialog};
2169	$diag->{pl}->ext_reply (	2706	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2170	$diag->{id},
2171	msgtype => "reply",
2172	msg => $diag->{pl}->expand_cfpod ($msg),
2173	add_topics => []
2174	);
2175		2707
2176	} else {	2708	} else {
2177	$msg = $npc->name . " says: $msg" if $npc;	2709	$msg = $npc->name . " says: $msg" if $npc;
2178	$self->message ($msg, $flags);	2710	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2179	}	2711	}
2180	}	2712	}
		2713	}
		2714
		2715	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2716
		2717	=cut
		2718
		2719	sub cf::object::send_msg {
		2720	my $pl = shift->contr
		2721	or return;
		2722	$pl->send_msg (@_);
2181	}	2723	}
2182		2724
2183	=item $player_object->may ("access")	2725	=item $player_object->may ("access")
2184		2726
2185	Returns wether the given player is authorized to access resource "access"	2727	Returns wether the given player is authorized to access resource "access"
…		…
2198		2740
2199	=item $player_object->enter_link	2741	=item $player_object->enter_link
2200		2742
2201	Freezes the player and moves him/her to a special map (C<{link}>).	2743	Freezes the player and moves him/her to a special map (C<{link}>).
2202		2744
2203	The player should be reasonably safe there for short amounts of time. You	2745	The player should be reasonably safe there for short amounts of time (e.g.
2204	I<MUST> call C<leave_link> as soon as possible, though.	2746	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2747	though, as the player cannot control the character while it is on the link
		2748	map.
2205		2749
2206	Will never block.	2750	Will never block.
2207		2751
2208	=item $player_object->leave_link ($map, $x, $y)	2752	=item $player_object->leave_link ($map, $x, $y)
2209		2753
…		…
2229	sub cf::object::player::enter_link {	2773	sub cf::object::player::enter_link {
2230	my ($self) = @_;	2774	my ($self) = @_;
2231		2775
2232	$self->deactivate_recursive;	2776	$self->deactivate_recursive;
2233		2777
		2778	++$self->{_link_recursion};
		2779
2234	return if UNIVERSAL::isa $self->map, "ext::map_link";	2780	return if UNIVERSAL::isa $self->map, "ext::map_link";
2235		2781
2236	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2782	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2237	if $self->map && $self->map->{path} ne "{link}";	2783	if $self->map && $self->map->{path} ne "{link}";
2238		2784
2239	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2785	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2240	}	2786	}
2241		2787
2242	sub cf::object::player::leave_link {	2788	sub cf::object::player::leave_link {
2243	my ($self, $map, $x, $y) = @_;	2789	my ($self, $map, $x, $y) = @_;
2244		2790
…		…
2261	($x, $y) = (-1, -1)	2807	($x, $y) = (-1, -1)
2262	unless (defined $x) && (defined $y);	2808	unless (defined $x) && (defined $y);
2263		2809
2264	# use -1 or undef as default coordinates, not 0, 0	2810	# use -1 or undef as default coordinates, not 0, 0
2265	($x, $y) = ($map->enter_x, $map->enter_y)	2811	($x, $y) = ($map->enter_x, $map->enter_y)
2266	if $x <=0 && $y <= 0;	2812	if $x <= 0 && $y <= 0;
2267		2813
2268	$map->load;	2814	$map->load;
2269	$map->load_diag;
2270		2815
2271	return unless $self->contr->active;	2816	return unless $self->contr->active;
2272	$self->activate_recursive;
2273		2817
2274	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2818	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2275	$self->enter_map ($map, $x, $y);	2819	if ($self->enter_map ($map, $x, $y)) {
2276	}	2820	# entering was successful
		2821	delete $self->{_link_recursion};
		2822	# only activate afterwards, to support waiting in hooks
		2823	$self->activate_recursive;
		2824	}
2277		2825
		2826	}
		2827
2278	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2828	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2279		2829
2280	Moves the player to the given map-path and coordinates by first freezing	2830	Moves the player to the given map-path and coordinates by first freezing
2281	her, loading and preparing them map, calling the provided $check callback	2831	her, loading and preparing them map, calling the provided $check callback
2282	that has to return the map if sucecssful, and then unfreezes the player on	2832	that has to return the map if sucecssful, and then unfreezes the player on
2283	the new (success) or old (failed) map position. In either case, $done will	2833	the new (success) or old (failed) map position. In either case, $done will
2284	be called at the end of this process.	2834	be called at the end of this process.
2285		2835
		2836	Note that $check will be called with a potentially non-loaded map, so if
		2837	it needs a loaded map it has to call C<< ->load >>.
		2838
2286	=cut	2839	=cut
2287		2840
2288	our $GOTOGEN;	2841	our $GOTOGEN;
2289		2842
2290	sub cf::object::player::goto {	2843	sub cf::object::player::goto {
2291	my ($self, $path, $x, $y, $check, $done) = @_;	2844	my ($self, $path, $x, $y, $check, $done) = @_;
2292		2845
		2846	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2847	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2848	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2849	($path, $x, $y) = @$EMERGENCY_POSITION;
		2850	}
		2851
2293	# do generation counting so two concurrent goto's will be executed in-order	2852	# do generation counting so two concurrent goto's will be executed in-order
2294	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2853	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2295		2854
2296	$self->enter_link;	2855	$self->enter_link;
2297		2856
2298	(async {	2857	(async {
		2858	$Coro::current->{desc} = "player::goto $path $x $y";
		2859
		2860	# *tag paths override both path and x|y
		2861	if ($path =~ /^\*(.*)$/) {
		2862	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2863	my $ob = $obs[rand @obs];
		2864
		2865	# see if we actually can go there
		2866	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2867	$ob = $obs[rand @obs];
		2868	} else {
		2869	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2870	}
		2871	# else put us there anyways for now #d#
		2872
		2873	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2874	} else {
		2875	($path, $x, $y) = (undef, undef, undef);
		2876	}
		2877	}
		2878
2299	my $map = eval {	2879	my $map = eval {
2300	my $map = cf::map::find $path;	2880	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2301		2881
2302	if ($map) {	2882	if ($map) {
2303	$map = $map->customise_for ($self);	2883	$map = $map->customise_for ($self);
2304	$map = $check->($map) if $check && $map;	2884	$map = $check->($map, $x, $y, $self) if $check && $map;
2305	} else {	2885	} else {
2306	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2886	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2307	}	2887	}
2308		2888
2309	$map	2889	$map
2310	};	2890	};
2311		2891
…		…
2317	if ($gen == $self->{_goto_generation}) {	2897	if ($gen == $self->{_goto_generation}) {
2318	delete $self->{_goto_generation};	2898	delete $self->{_goto_generation};
2319	$self->leave_link ($map, $x, $y);	2899	$self->leave_link ($map, $x, $y);
2320	}	2900	}
2321		2901
2322	$done->() if $done;	2902	$done->($self) if $done;
2323	})->prio (1);	2903	})->prio (1);
2324	}	2904	}
2325		2905
2326	=item $player_object->enter_exit ($exit_object)	2906	=item $player_object->enter_exit ($exit_object)
2327		2907
…		…
2347	}	2927	}
2348		2928
2349	sub prepare_random_map {	2929	sub prepare_random_map {
2350	my ($exit) = @_;	2930	my ($exit) = @_;
2351		2931
2352	my $guard = cf::lock_acquire "exit_prepare:$exit";
2353
2354	# all this does is basically replace the /! path by	2932	# all this does is basically replace the /! path by
2355	# a new random map path (?random/...) with a seed	2933	# a new random map path (?random/...) with a seed
2356	# that depends on the exit object	2934	# that depends on the exit object
2357		2935
2358	my $rmp = parse_random_map_params $exit->msg;	2936	my $rmp = parse_random_map_params $exit->msg;
…		…
2360	if ($exit->map) {	2938	if ($exit->map) {
2361	$rmp->{region} = $exit->region->name;	2939	$rmp->{region} = $exit->region->name;
2362	$rmp->{origin_map} = $exit->map->path;	2940	$rmp->{origin_map} = $exit->map->path;
2363	$rmp->{origin_x} = $exit->x;	2941	$rmp->{origin_x} = $exit->x;
2364	$rmp->{origin_y} = $exit->y;	2942	$rmp->{origin_y} = $exit->y;
		2943
		2944	$exit->map->touch;
2365	}	2945	}
2366		2946
2367	$rmp->{random_seed} ||= $exit->random_seed;	2947	$rmp->{random_seed} ||= $exit->random_seed;
2368		2948
2369	my $data = cf::to_json $rmp;	2949	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2370	my $md5 = Digest::MD5::md5_hex $data;	2950	my $md5 = Digest::MD5::md5_hex $data;
2371	my $meta = "$RANDOMDIR/$md5.meta";	2951	my $meta = "$RANDOMDIR/$md5.meta";
2372		2952
2373	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2953	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2374	aio_write $fh, 0, (length $data), $data, 0;	2954	aio_write $fh, 0, (length $data), $data, 0;
2375	undef $fh;	2955	undef $fh;
2376	aio_rename "$meta~", $meta;	2956	aio_rename "$meta~", $meta;
2377		2957
		2958	my $slaying = "?random/$md5";
		2959
		2960	if ($exit->valid) {
2378	$exit->slaying ("?random/$md5");	2961	$exit->slaying ("?random/$md5");
2379	$exit->msg (undef);	2962	$exit->msg (undef);
		2963	}
2380	}	2964	}
2381	}	2965	}
2382		2966
2383	sub cf::object::player::enter_exit {	2967	sub cf::object::player::enter_exit {
2384	my ($self, $exit) = @_;	2968	my ($self, $exit) = @_;
2385		2969
2386	return unless $self->type == cf::PLAYER;	2970	return unless $self->type == cf::PLAYER;
2387		2971
2388	if ($exit->slaying eq "/!") {
2389	#TODO: this should de-fi-ni-te-ly not be a sync-job
2390	# the problem is that $exit might not survive long enough
2391	# so it needs to be done right now, right here
2392	cf::sync_job { prepare_random_map $exit };
2393	}
2394
2395	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2396	my $hp = $exit->stats->hp;
2397	my $sp = $exit->stats->sp;
2398
2399	$self->enter_link;	2972	$self->enter_link;
2400		2973
2401	# if exit is damned, update players death & WoR home-position
2402	$self->contr->savebed ($slaying, $hp, $sp)
2403	if $exit->flag (FLAG_DAMNED);
2404
2405	(async {	2974	(async {
2406	$self->deactivate_recursive; # just to be sure	2975	$Coro::current->{desc} = "enter_exit";
		2976
2407	unless (eval {	2977	unless (eval {
		2978	$self->deactivate_recursive; # just to be sure
		2979
		2980	my $map = cf::map::normalise $exit->slaying, $exit->map;
		2981	my $x = $exit->stats->hp;
		2982	my $y = $exit->stats->sp;
		2983
		2984	# special map handling
		2985	my $slaying = $exit->slaying;
		2986
		2987	# special map handling
		2988	if ($slaying eq "/!") {
		2989	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2990
		2991	prepare_random_map $exit
		2992	if $exit->slaying eq "/!"; # need to re-check after getting the lock
		2993
		2994	$map = $exit->slaying;
		2995
		2996	} elsif ($slaying eq '!up') {
		2997	$map = $exit->map->tile_path (cf::TILE_UP);
		2998	$x = $exit->x;
		2999	$y = $exit->y;
		3000
		3001	} elsif ($slaying eq '!down') {
		3002	$map = $exit->map->tile_path (cf::TILE_DOWN);
		3003	$x = $exit->x;
		3004	$y = $exit->y;
		3005	}
		3006
2408	$self->goto ($slaying, $hp, $sp);	3007	$self->goto ($map, $x, $y);
2409		3008
		3009	# if exit is damned, update players death & WoR home-position
		3010	$self->contr->savebed ($map, $x, $y)
		3011	if $exit->flag (cf::FLAG_DAMNED);
		3012
2410	1;	3013	1
2411	}) {	3014	}) {
2412	$self->message ("Something went wrong deep within the crossfire server. "	3015	$self->message ("Something went wrong deep within the deliantra server. "
2413	. "I'll try to bring you back to the map you were before. "	3016	. "I'll try to bring you back to the map you were before. "
2414	. "Please report this to the dungeon master!",	3017	. "Please report this to the dungeon master!",
2415	cf::NDI_UNIQUE | cf::NDI_RED);	3018	cf::NDI_UNIQUE | cf::NDI_RED);
2416		3019
2417	warn "ERROR in enter_exit: $@";	3020	error "ERROR in enter_exit: $@";
2418	$self->leave_link;	3021	$self->leave_link;
2419	}	3022	}
2420	})->prio (1);	3023	})->prio (1);
2421	}	3024	}
2422		3025
…		…
2434	sub cf::client::send_drawinfo {	3037	sub cf::client::send_drawinfo {
2435	my ($self, $text, $flags) = @_;	3038	my ($self, $text, $flags) = @_;
2436		3039
2437	utf8::encode $text;	3040	utf8::encode $text;
2438	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	3041	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		3042	}
		3043
		3044	=item $client->send_big_packet ($pkt)
		3045
		3046	Like C<send_packet>, but tries to compress large packets, and fragments
		3047	them as required.
		3048
		3049	=cut
		3050
		3051	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		3052
		3053	sub cf::client::send_big_packet {
		3054	my ($self, $pkt) = @_;
		3055
		3056	# try lzf for large packets
		3057	$pkt = "lzf " . Compress::LZF::compress $pkt
		3058	if 1024 <= length $pkt and $self->{can_lzf};
		3059
		3060	# split very large packets
		3061	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		3062	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		3063	$pkt = "frag";
		3064	}
		3065
		3066	$self->send_packet ($pkt);
2439	}	3067	}
2440		3068
2441	=item $client->send_msg ($channel, $msg, $color, [extra...])	3069	=item $client->send_msg ($channel, $msg, $color, [extra...])
2442		3070
2443	Send a drawinfo or msg packet to the client, formatting the msg for the	3071	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2445	the message, with C<log> being the default. If C<$color> is negative, suppress	3073	the message, with C<log> being the default. If C<$color> is negative, suppress
2446	the message unless the client supports the msg packet.	3074	the message unless the client supports the msg packet.
2447		3075
2448	=cut	3076	=cut
2449		3077
		3078	# non-persistent channels (usually the info channel)
		3079	our %CHANNEL = (
		3080	"c/motd" => {
		3081	id => "infobox",
		3082	title => "MOTD",
		3083	reply => undef,
		3084	tooltip => "The message of the day",
		3085	},
		3086	"c/identify" => {
		3087	id => "infobox",
		3088	title => "Identify",
		3089	reply => undef,
		3090	tooltip => "Items recently identified",
		3091	},
		3092	"c/examine" => {
		3093	id => "infobox",
		3094	title => "Examine",
		3095	reply => undef,
		3096	tooltip => "Signs and other items you examined",
		3097	},
		3098	"c/shopinfo" => {
		3099	id => "infobox",
		3100	title => "Shop Info",
		3101	reply => undef,
		3102	tooltip => "What your bargaining skill tells you about the shop",
		3103	},
		3104	"c/book" => {
		3105	id => "infobox",
		3106	title => "Book",
		3107	reply => undef,
		3108	tooltip => "The contents of a note or book",
		3109	},
		3110	"c/lookat" => {
		3111	id => "infobox",
		3112	title => "Look",
		3113	reply => undef,
		3114	tooltip => "What you saw there",
		3115	},
		3116	"c/who" => {
		3117	id => "infobox",
		3118	title => "Players",
		3119	reply => undef,
		3120	tooltip => "Shows players who are currently online",
		3121	},
		3122	"c/body" => {
		3123	id => "infobox",
		3124	title => "Body Parts",
		3125	reply => undef,
		3126	tooltip => "Shows which body parts you posess and are available",
		3127	},
		3128	"c/statistics" => {
		3129	id => "infobox",
		3130	title => "Statistics",
		3131	reply => undef,
		3132	tooltip => "Shows your primary statistics",
		3133	},
		3134	"c/skills" => {
		3135	id => "infobox",
		3136	title => "Skills",
		3137	reply => undef,
		3138	tooltip => "Shows your experience per skill and item power",
		3139	},
		3140	"c/shopitems" => {
		3141	id => "infobox",
		3142	title => "Shop Items",
		3143	reply => undef,
		3144	tooltip => "Shows the items currently for sale in this shop",
		3145	},
		3146	"c/resistances" => {
		3147	id => "infobox",
		3148	title => "Resistances",
		3149	reply => undef,
		3150	tooltip => "Shows your resistances",
		3151	},
		3152	"c/pets" => {
		3153	id => "infobox",
		3154	title => "Pets",
		3155	reply => undef,
		3156	tooltip => "Shows information abotu your pets/a specific pet",
		3157	},
		3158	"c/perceiveself" => {
		3159	id => "infobox",
		3160	title => "Perceive Self",
		3161	reply => undef,
		3162	tooltip => "You gained detailed knowledge about yourself",
		3163	},
		3164	"c/uptime" => {
		3165	id => "infobox",
		3166	title => "Uptime",
		3167	reply => undef,
		3168	tooltip => "How long the server has been running since last restart",
		3169	},
		3170	"c/mapinfo" => {
		3171	id => "infobox",
		3172	title => "Map Info",
		3173	reply => undef,
		3174	tooltip => "Information related to the maps",
		3175	},
		3176	"c/party" => {
		3177	id => "party",
		3178	title => "Party",
		3179	reply => "gsay ",
		3180	tooltip => "Messages and chat related to your party",
		3181	},
		3182	"c/death" => {
		3183	id => "death",
		3184	title => "Death",
		3185	reply => undef,
		3186	tooltip => "Reason for and more info about your most recent death",
		3187	},
		3188	"c/say" => $SAY_CHANNEL,
		3189	"c/chat" => $CHAT_CHANNEL,
		3190	);
		3191
2450	sub cf::client::send_msg {	3192	sub cf::client::send_msg {
2451	my ($self, $channel, $msg, $color, @extra) = @_;	3193	my ($self, $channel, $msg, $color, @extra) = @_;
2452		3194
2453	$msg = $self->pl->expand_cfpod ($msg);	3195	$msg = $self->pl->expand_cfpod ($msg)
		3196	unless $color & cf::NDI_VERBATIM;
2454		3197
2455	$color &= ~cf::NDI_UNIQUE; # just in case...	3198	$color &= cf::NDI_CLIENT_MASK; # just in case...
2456		3199
		3200	# check predefined channels, for the benefit of C
		3201	if ($CHANNEL{$channel}) {
		3202	$channel = $CHANNEL{$channel};
		3203
		3204	$self->ext_msg (channel_info => $channel);
		3205	$channel = $channel->{id};
		3206
2457	if (ref $channel) {	3207	} elsif (ref $channel) {
2458	# send meta info to client, if not yet sent	3208	# send meta info to client, if not yet sent
2459	unless (exists $self->{channel}{$channel->{id}}) {	3209	unless (exists $self->{channel}{$channel->{id}}) {
2460	$self->{channel}{$channel->{id}} = $channel;	3210	$self->{channel}{$channel->{id}} = $channel;
2461	$self->ext_event (channel_info => %$channel);	3211	$self->ext_msg (channel_info => $channel);
2462	}	3212	}
2463		3213
2464	$channel = $channel->{id};	3214	$channel = $channel->{id};
2465	}	3215	}
2466		3216
2467	return unless @extra || length $msg;	3217	return unless @extra || length $msg;
2468		3218
2469	if ($self->can_msg) {	3219	# default colour, mask it out
2470	$self->send_packet ("msg " . $self->{json_coder}->encode ([$color, $channel, $msg, @extra]));	3220	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2471	} else {	3221	if $color & cf::NDI_DEF;
2472	# replace some tags by gcfclient-compatible ones
2473	for ($msg) {
2474	1 while
2475	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2476	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2477	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2478	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2479	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2480	}
2481		3222
2482	if ($color >= 0) {	3223	my $pkt = "msg "
2483	if (0 && $msg =~ /\[/) {	3224	. $self->{json_coder}->encode (
2484	$self->send_packet ("drawextinfo $color 4 0 $msg")	3225	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2485	} else {	3226	);
2486	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2487	$self->send_packet ("drawinfo $color $msg")
2488	}
2489	}
2490	}
2491	}
2492		3227
		3228	$self->send_big_packet ($pkt);
		3229	}
		3230
2493	=item $client->ext_event ($type, %msg)	3231	=item $client->ext_msg ($type, @msg)
2494		3232
2495	Sends an ext event to the client.	3233	Sends an ext event to the client.
2496		3234
2497	=cut	3235	=cut
2498		3236
2499	sub cf::client::ext_event($$%) {	3237	sub cf::client::ext_msg($$@) {
2500	my ($self, $type, %msg) = @_;	3238	my ($self, $type, @msg) = @_;
2501		3239
		3240	if ($self->extcmd == 2) {
		3241	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		3242	} elsif ($self->extcmd == 1) { # TODO: remove
		3243	push @msg, msgtype => "event_$type";
		3244	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		3245	}
		3246	}
		3247
		3248	=item $client->ext_reply ($msgid, @msg)
		3249
		3250	Sends an ext reply to the client.
		3251
		3252	=cut
		3253
		3254	sub cf::client::ext_reply($$@) {
		3255	my ($self, $id, @msg) = @_;
		3256
2502	return unless $self->extcmd;	3257	return unless $self->extcmd == 2;
2503		3258
2504	$msg{msgtype} = "event_$type";
2505	$self->send_packet ("ext " . $self->{json_coder}->encode (\%msg));	3259	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2506	}	3260	}
2507		3261
2508	=item $success = $client->query ($flags, "text", \&cb)	3262	=item $success = $client->query ($flags, "text", \&cb)
2509		3263
2510	Queues a query to the client, calling the given callback with	3264	Queues a query to the client, calling the given callback with
…		…
2565	my ($ns, $buf) = @_;	3319	my ($ns, $buf) = @_;
2566		3320
2567	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3321	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2568		3322
2569	if (ref $msg) {	3323	if (ref $msg) {
		3324	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
		3325
		3326	my @reply;
		3327
2570	if (my $cb = $EXTICMD{$msg->{msgtype}}) {	3328	if (my $cb = $EXTICMD{$type}) {
2571	if (my %reply = $cb->($ns, $msg)) {	3329	@reply = $cb->($ns, @payload);
2572	$reply{msgid} = $msg->{msgid};
2573	$ns->send ("ext " . $ns->{json_coder}->encode (\%reply));
2574	}
2575	}	3330	}
		3331
		3332	$ns->ext_reply ($reply, @reply)
		3333	if $reply;
		3334
2576	} else {	3335	} else {
2577	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3336	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2578	}	3337	}
2579		3338
2580	cf::override;	3339	cf::override;
2581	},	3340	},
2582	);	3341	);
…		…
2602		3361
2603	$coro	3362	$coro
2604	}	3363	}
2605		3364
2606	cf::client->attach (	3365	cf::client->attach (
2607	on_destroy => sub {	3366	on_client_destroy => sub {
2608	my ($ns) = @_;	3367	my ($ns) = @_;
2609		3368
2610	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3369	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2611	},	3370	},
2612	);	3371	);
…		…
2627	our $safe = new Safe "safe";	3386	our $safe = new Safe "safe";
2628	our $safe_hole = new Safe::Hole;	3387	our $safe_hole = new Safe::Hole;
2629		3388
2630	$SIG{FPE} = 'IGNORE';	3389	$SIG{FPE} = 'IGNORE';
2631		3390
2632	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3391	$safe->permit_only (Opcode::opset qw(
		3392	:base_core :base_mem :base_orig :base_math :base_loop
		3393	grepstart grepwhile mapstart mapwhile
		3394	sort time
		3395	));
2633		3396
2634	# here we export the classes and methods available to script code	3397	# here we export the classes and methods available to script code
2635		3398
2636	=pod	3399	=pod
2637		3400
2638	The following functions and methods are available within a safe environment:	3401	The following functions and methods are available within a safe environment:
2639		3402
2640	cf::object	3403	cf::object
2641	contr pay_amount pay_player map x y force_find force_add	3404	contr pay_amount pay_player map x y force_find force_add destroy
2642	insert remove	3405	insert remove name archname title slaying race decrease split
		3406	value
2643		3407
2644	cf::object::player	3408	cf::object::player
2645	player	3409	player
2646		3410
2647	cf::player	3411	cf::player
…		…
2652		3416
2653	=cut	3417	=cut
2654		3418
2655	for (	3419	for (
2656	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3420	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2657	insert remove)],	3421	insert remove inv nrof name archname title slaying race
		3422	decrease split destroy change_exp value msg lore send_msg)],
2658	["cf::object::player" => qw(player)],	3423	["cf::object::player" => qw(player)],
2659	["cf::player" => qw(peaceful)],	3424	["cf::player" => qw(peaceful send_msg)],
2660	["cf::map" => qw(trigger)],	3425	["cf::map" => qw(trigger)],
2661	) {	3426	) {
2662	no strict 'refs';
2663	my ($pkg, @funs) = @$_;	3427	my ($pkg, @funs) = @$_;
2664	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3428	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2665	for @funs;	3429	for @funs;
2666	}	3430	}
2667		3431
…		…
2682		3446
2683	my $qcode = $code;	3447	my $qcode = $code;
2684	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3448	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2685	$qcode =~ s/\n/\\n/g;	3449	$qcode =~ s/\n/\\n/g;
2686		3450
		3451	%vars = (_dummy => 0) unless %vars;
		3452
		3453	my @res;
2687	local $_;	3454	local $_;
2688	local @safe::cf::_safe_eval_args = values %vars;
2689		3455
2690	my $eval =	3456	my $eval =
2691	"do {\n"	3457	"do {\n"
2692	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3458	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2693	. "#line 0 \"{$qcode}\"\n"	3459	. "#line 0 \"{$qcode}\"\n"
2694	. $code	3460	. $code
2695	. "\n}"	3461	. "\n}"
2696	;	3462	;
2697		3463
		3464	if ($CFG{safe_eval}) {
2698	sub_generation_inc;	3465	sub_generation_inc;
		3466	local @safe::cf::_safe_eval_args = values %vars;
2699	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3467	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2700	sub_generation_inc;	3468	sub_generation_inc;
		3469	} else {
		3470	local @cf::_safe_eval_args = values %vars;
		3471	@res = wantarray ? eval eval : scalar eval $eval;
		3472	}
2701		3473
2702	if ($@) {	3474	if ($@) {
2703	warn "$@";	3475	warn "$@",
2704	warn "while executing safe code '$code'\n";	3476	"while executing safe code '$code'\n",
2705	warn "with arguments " . (join " ", %vars) . "\n";	3477	"with arguments " . (join " ", %vars) . "\n";
2706	}	3478	}
2707		3479
2708	wantarray ? @res : $res[0]	3480	wantarray ? @res : $res[0]
2709	}	3481	}
2710		3482
…		…
2724	=cut	3496	=cut
2725		3497
2726	sub register_script_function {	3498	sub register_script_function {
2727	my ($fun, $cb) = @_;	3499	my ($fun, $cb) = @_;
2728		3500
2729	no strict 'refs';	3501	$fun = "safe::$fun" if $CFG{safe_eval};
2730	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3502	*$fun = $safe_hole->wrap ($cb);
2731	}	3503	}
2732		3504
2733	=back	3505	=back
2734		3506
2735	=cut	3507	=cut
2736		3508
2737	#############################################################################	3509	#############################################################################
2738	# the server's init and main functions	3510	# the server's init and main functions
2739		3511
		3512	our %FACEHASH; # hash => idx, #d# HACK for http server
		3513
2740	sub load_facedata($) {	3514	sub load_facedata($) {
2741	my ($path) = @_;	3515	my ($path) = @_;
2742		3516
		3517	# HACK to clear player env face cache, we need some signal framework
		3518	# for this (global event?)
		3519	%ext::player_env::MUSIC_FACE_CACHE = ();
		3520
		3521	my $enc = JSON::XS->new->utf8->canonical->relaxed;
		3522
2743	warn "loading facedata from $path\n";	3523	trace "loading facedata from $path\n";
2744		3524
2745	my $facedata;	3525	my $facedata = decode_storable load_file $path;
2746	0 < aio_load $path, $facedata
2747	or die "$path: $!";
2748
2749	$facedata = Coro::Storable::thaw $facedata;
2750		3526
2751	$facedata->{version} == 2	3527	$facedata->{version} == 2
2752	or cf::cleanup "$path: version mismatch, cannot proceed.";	3528	or cf::cleanup "$path: version mismatch, cannot proceed.";
2753		3529
		3530	# patch in the exptable
		3531	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
		3532	$facedata->{resource}{"res/exp_table"} = {
		3533	type => FT_RSRC,
		3534	data => $exp_table,
		3535	hash => (cf::face::mangle_chksum Digest::MD5::md5 $exp_table),
		3536	};
		3537	cf::cede_to_tick;
		3538
2754	{	3539	{
2755	my $faces = $facedata->{faceinfo};	3540	my $faces = $facedata->{faceinfo};
2756		3541
2757	while (my ($face, $info) = each %$faces) {	3542	for my $face (sort keys %$faces) {
		3543	my $info = $faces->{$face};
2758	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3544	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3545
2759	cf::face::set_visibility $idx, $info->{visibility};	3546	cf::face::set_visibility $idx, $info->{visibility};
2760	cf::face::set_magicmap $idx, $info->{magicmap};	3547	cf::face::set_magicmap $idx, $info->{magicmap};
2761	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3548	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2762	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3549	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
		3550	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
		3551	$FACEHASH{$info->{hash64}} = $idx;#d#
2763		3552
2764	cf::cede_to_tick;	3553	cf::cede_to_tick;
2765	}	3554	}
2766		3555
2767	while (my ($face, $info) = each %$faces) {	3556	while (my ($face, $info) = each %$faces) {
2768	next unless $info->{smooth};	3557	next unless $info->{smooth};
		3558
2769	my $idx = cf::face::find $face	3559	my $idx = cf::face::find $face
2770	or next;	3560	or next;
		3561
2771	if (my $smooth = cf::face::find $info->{smooth}) {	3562	if (my $smooth = cf::face::find $info->{smooth}) {
2772	cf::face::set_smooth $idx, $smooth;	3563	cf::face::set_smooth $idx, $smooth;
2773	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3564	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2774	} else {	3565	} else {
2775	warn "smooth face '$info->{smooth}' not found for face '$face'";	3566	error "smooth face '$info->{smooth}' not found for face '$face'";
2776	}	3567	}
2777		3568
2778	cf::cede_to_tick;	3569	cf::cede_to_tick;
2779	}	3570	}
2780	}	3571	}
…		…
2789		3580
2790	cf::anim::invalidate_all; # d'oh	3581	cf::anim::invalidate_all; # d'oh
2791	}	3582	}
2792		3583
2793	{	3584	{
2794	# TODO: for gcfclient pleasure, we should give resources
2795	# that gcfclient doesn't grok a >10000 face index.
2796	my $res = $facedata->{resource};	3585	my $res = $facedata->{resource};
2797	my $enc = JSON::XS->new->utf8->canonical;
2798		3586
2799	while (my ($name, $info) = each %$res) {	3587	while (my ($name, $info) = each %$res) {
2800	my $meta = $enc->encode ({	3588	if (defined (my $type = $info->{type})) {
2801	name => $name,	3589	# TODO: different hash - must free and use new index, or cache ixface data queue
2802	type => $info->{type},
2803	copyright => $info->{copyright}, #TODO#
2804	});
2805
2806	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3590	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2807		3591
2808	if ($name =~ /\.jpg$/) {
2809	cf::face::set_data $idx, 0, $info->{data}, $info->{chksum};#d# temp hack	3592	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
2810	cf::face::set_data $idx, 1, $info->{data}, $info->{chksum};#d# temp hack	3593	cf::face::set_type $idx, $type;
		3594	cf::face::set_meta $idx, $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
		3595	$FACEHASH{$info->{hash}} = $idx;#d#
2811	} else {	3596	} else {
2812	my $data = pack "(w/a*)*", $meta, $info->{data};	3597	# $RESOURCE{$name} = $info; # unused
2813	my $chk = Digest::MD5::md5 "$info->{chksum},$meta"; # mangle data checksum and metadata
2814
2815	cf::face::set_type $idx, 1;
2816	cf::face::set_data $idx, 0, $data, $chk;
2817	}	3598	}
2818		3599
2819	cf::cede_to_tick;	3600	cf::cede_to_tick;
2820	}	3601	}
2821	}	3602	}
2822		3603
		3604	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3605
2823	1	3606	1
2824	}	3607	}
2825		3608
		3609	register_exticmd fx_want => sub {
		3610	my ($ns, $want) = @_;
		3611
		3612	while (my ($k, $v) = each %$want) {
		3613	$ns->fx_want ($k, $v);
		3614	}
		3615	};
		3616
		3617	sub load_resource_file($) {
		3618	my $guard = lock_acquire "load_resource_file";
		3619
		3620	my $status = load_resource_file_ $_[0];
		3621	get_slot 0.1, 100;
		3622	cf::arch::commit_load;
		3623
		3624	$status
		3625	}
		3626
2826	sub reload_regions {	3627	sub reload_regions {
		3628	# HACK to clear player env face cache, we need some signal framework
		3629	# for this (global event?)
		3630	%ext::player_env::MUSIC_FACE_CACHE = ();
		3631
2827	load_resource_file "$MAPDIR/regions"	3632	load_resource_file "$MAPDIR/regions"
2828	or die "unable to load regions file\n";	3633	or die "unable to load regions file\n";
2829		3634
2830	for (cf::region::list) {	3635	for (cf::region::list) {
2831	$_->{match} = qr/$_->{match}/	3636	$_->{match} = qr/$_->{match}/
…		…
2839	}	3644	}
2840		3645
2841	sub reload_archetypes {	3646	sub reload_archetypes {
2842	load_resource_file "$DATADIR/archetypes"	3647	load_resource_file "$DATADIR/archetypes"
2843	or die "unable to load archetypes\n";	3648	or die "unable to load archetypes\n";
2844	#d# NEED to laod twice to resolve forward references
2845	# this really needs to be done in an extra post-pass
2846	# (which needs to be synchronous, so solve it differently)
2847	load_resource_file "$DATADIR/archetypes"
2848	or die "unable to load archetypes\n";
2849	}	3649	}
2850		3650
2851	sub reload_treasures {	3651	sub reload_treasures {
2852	load_resource_file "$DATADIR/treasures"	3652	load_resource_file "$DATADIR/treasures"
2853	or die "unable to load treasurelists\n";	3653	or die "unable to load treasurelists\n";
2854	}	3654	}
2855		3655
		3656	sub reload_sound {
		3657	trace "loading sound config from $DATADIR/sound\n";
		3658
		3659	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3660
		3661	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3662	my $sound = $soundconf->{compat}[$_]
		3663	or next;
		3664
		3665	my $face = cf::face::find "sound/$sound->[1]";
		3666	cf::sound::set $sound->[0] => $face;
		3667	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3668	}
		3669
		3670	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3671	my $face = cf::face::find "sound/$v";
		3672	cf::sound::set $k => $face;
		3673	}
		3674	}
		3675
2856	sub reload_resources {	3676	sub reload_resources {
2857	warn "reloading resource files...\n";	3677	trace "reloading resource files...\n";
2858		3678
		3679	reload_exp_table;
		3680	reload_materials;
		3681	reload_facedata;
		3682	reload_sound;
		3683	reload_archetypes;
2859	reload_regions;	3684	reload_regions;
2860	reload_facedata;
2861	#reload_archetypes;#d#
2862	reload_archetypes;
2863	reload_treasures;	3685	reload_treasures;
2864		3686
2865	warn "finished reloading resource files\n";	3687	trace "finished reloading resource files\n";
2866	}	3688	}
2867		3689
2868	sub init {	3690	sub reload_config {
2869	reload_resources;	3691	trace "reloading config file...\n";
2870	}
2871		3692
2872	sub cfg_load {	3693	my $config = load_file "$CONFDIR/config";
2873	open my $fh, "<:utf8", "$CONFDIR/config"	3694	utf8::decode $config;
2874	or return;	3695	*CFG = decode_yaml $config;
2875		3696
2876	local $/;
2877	*CFG = YAML::Syck::Load <$fh>;
2878
2879	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3697	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
2880		3698
2881	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3699	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2882	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3700	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
2883		3701
2884	if (exists $CFG{mlockall}) {	3702	if (exists $CFG{mlockall}) {
…		…
2888	};	3706	};
2889	warn $@ if $@;	3707	warn $@ if $@;
2890	}	3708	}
2891	}	3709	}
2892		3710
		3711	sub pidfile() {
		3712	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3713	or die "$PIDFILE: $!";
		3714	flock $fh, &Fcntl::LOCK_EX
		3715	or die "$PIDFILE: flock: $!";
		3716	$fh
		3717	}
		3718
		3719	# make sure only one server instance is running at any one time
		3720	sub atomic {
		3721	my $fh = pidfile;
		3722
		3723	my $pid = <$fh>;
		3724	kill 9, $pid if $pid > 0;
		3725
		3726	seek $fh, 0, 0;
		3727	print $fh $$;
		3728	}
		3729
		3730	sub main_loop {
		3731	trace "EV::loop starting\n";
		3732	if (1) {
		3733	EV::loop;
		3734	}
		3735	trace "EV::loop returned\n";
		3736	goto &main_loop unless $REALLY_UNLOOP;
		3737	}
		3738
2893	sub main {	3739	sub main {
		3740	cf::init_globals; # initialise logging
		3741
		3742	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3743	LOG llevInfo, "Copyright (C) 2005-2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3744	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3745	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3746
		3747	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3748
2894	# we must not ever block the main coroutine	3749	# we must not ever block the main coroutine
2895	local $Coro::idle = sub {	3750	$Coro::idle = sub {
2896	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3751	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2897	(async {	3752	(async {
2898	Event::one_event;	3753	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3754	EV::loop EV::LOOP_ONESHOT;
2899	})->prio (Coro::PRIO_MAX);	3755	})->prio (Coro::PRIO_MAX);
2900	};	3756	};
2901		3757
2902	cfg_load;	3758	evthread_start IO::AIO::poll_fileno;
		3759
		3760	cf::sync_job {
		3761	cf::incloader::init ();
		3762
		3763	cf::init_anim;
		3764	cf::init_attackmess;
		3765	cf::init_dynamic;
		3766
		3767	cf::load_settings;
		3768
		3769	reload_resources;
		3770	reload_config;
2903	db_init;	3771	db_init;
		3772
		3773	cf::init_uuid;
		3774	cf::init_signals;
		3775	cf::init_skills;
		3776
		3777	cf::init_beforeplay;
		3778
		3779	atomic;
		3780
2904	load_extensions;	3781	load_extensions;
2905		3782
2906	$TICK_WATCHER->start;	3783	utime time, time, $RUNTIMEFILE;
2907	Event::loop;	3784
		3785	# no (long-running) fork's whatsoever before this point(!)
		3786	use POSIX ();
		3787	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3788
		3789	cf::_post_init 0;
		3790	};
		3791
		3792	cf::object::thawer::errors_are_fatal 0;
		3793	info "parse errors in files are no longer fatal from this point on.\n";
		3794
		3795	AE::postpone {
		3796	undef &main; # free gobs of memory :)
		3797	};
		3798
		3799	goto &main_loop;
2908	}	3800	}
2909		3801
2910	#############################################################################	3802	#############################################################################
2911	# initialisation and cleanup	3803	# initialisation and cleanup
2912		3804
2913	# install some emergency cleanup handlers	3805	# install some emergency cleanup handlers
2914	BEGIN {	3806	BEGIN {
		3807	our %SIGWATCHER = ();
2915	for my $signal (qw(INT HUP TERM)) {	3808	for my $signal (qw(INT HUP TERM)) {
2916	Event->signal (	3809	$SIGWATCHER{$signal} = AE::signal $signal, sub {
2917	reentrant => 0,
2918	data => WF_AUTOCANCEL,
2919	signal => $signal,
2920	prio => 0,
2921	cb => sub {
2922	cf::cleanup "SIG$signal";	3810	cf::cleanup "SIG$signal";
2923	},
2924	);	3811	};
2925	}	3812	}
2926	}	3813	}
2927		3814
2928	sub write_runtime {	3815	sub write_runtime_sync {
2929	my $runtime = "$LOCALDIR/runtime";	3816	my $t0 = AE::time;
2930		3817
2931	# first touch the runtime file to show we are still running:	3818	# first touch the runtime file to show we are still running:
2932	# the fsync below can take a very very long time.	3819	# the fsync below can take a very very long time.
2933		3820
2934	IO::AIO::aio_utime $runtime, undef, undef;	3821	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
2935		3822
2936	my $guard = cf::lock_acquire "write_runtime";	3823	my $guard = cf::lock_acquire "write_runtime";
2937		3824
2938	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3825	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
2939	or return;	3826	or return;
2940		3827
2941	my $value = $cf::RUNTIME + 90 + 10;	3828	my $value = $cf::RUNTIME + 90 + 10;
2942	# 10 is the runtime save interval, for a monotonic clock	3829	# 10 is the runtime save interval, for a monotonic clock
2943	# 60 allows for the watchdog to kill the server.	3830	# 60 allows for the watchdog to kill the server.
…		…
2953	aio_utime $fh, undef, undef;	3840	aio_utime $fh, undef, undef;
2954		3841
2955	close $fh	3842	close $fh
2956	or return;	3843	or return;
2957		3844
2958	aio_rename "$runtime~", $runtime	3845	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
2959	and return;	3846	and return;
2960		3847
2961	warn "runtime file written.\n";	3848	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
2962		3849
2963	1	3850	1
		3851	}
		3852
		3853	our $uuid_lock;
		3854	our $uuid_skip;
		3855
		3856	sub write_uuid_sync($) {
		3857	$uuid_skip ||= $_[0];
		3858
		3859	return if $uuid_lock;
		3860	local $uuid_lock = 1;
		3861
		3862	my $uuid = "$LOCALDIR/uuid";
		3863
		3864	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3865	or return;
		3866
		3867	my $value = uuid_seq uuid_cur;
		3868
		3869	unless ($value) {
		3870	info "cowardly refusing to write zero uuid value!\n";
		3871	return;
		3872	}
		3873
		3874	my $value = uuid_str $value + $uuid_skip;
		3875	$uuid_skip = 0;
		3876
		3877	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3878	and return;
		3879
		3880	# always fsync - this file is important
		3881	aio_fsync $fh
		3882	and return;
		3883
		3884	close $fh
		3885	or return;
		3886
		3887	aio_rename "$uuid~", $uuid
		3888	and return;
		3889
		3890	trace "uuid file written ($value).\n";
		3891
		3892	1
		3893
		3894	}
		3895
		3896	sub write_uuid($$) {
		3897	my ($skip, $sync) = @_;
		3898
		3899	$sync ? write_uuid_sync $skip
		3900	: async { write_uuid_sync $skip };
2964	}	3901	}
2965		3902
2966	sub emergency_save() {	3903	sub emergency_save() {
2967	my $freeze_guard = cf::freeze_mainloop;	3904	my $freeze_guard = cf::freeze_mainloop;
2968		3905
2969	warn "enter emergency perl save\n";	3906	info "emergency_perl_save: enter\n";
		3907
		3908	# this is a trade-off: we want to be very quick here, so
		3909	# save all maps without fsync, and later call a global sync
		3910	# (which in turn might be very very slow)
		3911	local $USE_FSYNC = 0;
2970		3912
2971	cf::sync_job {	3913	cf::sync_job {
		3914	cf::write_runtime_sync; # external watchdog should not bark
		3915
2972	# use a peculiar iteration method to avoid tripping on perl	3916	# use a peculiar iteration method to avoid tripping on perl
2973	# refcount bugs in for. also avoids problems with players	3917	# refcount bugs in for. also avoids problems with players
2974	# and maps saved/destroyed asynchronously.	3918	# and maps saved/destroyed asynchronously.
2975	warn "begin emergency player save\n";	3919	info "emergency_perl_save: begin player save\n";
2976	for my $login (keys %cf::PLAYER) {	3920	for my $login (keys %cf::PLAYER) {
2977	my $pl = $cf::PLAYER{$login} or next;	3921	my $pl = $cf::PLAYER{$login} or next;
2978	$pl->valid or next;	3922	$pl->valid or next;
		3923	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
2979	$pl->save;	3924	$pl->save;
2980	}	3925	}
2981	warn "end emergency player save\n";	3926	info "emergency_perl_save: end player save\n";
2982		3927
2983	warn "begin emergency map save\n";	3928	cf::write_runtime_sync; # external watchdog should not bark
		3929
		3930	info "emergency_perl_save: begin map save\n";
2984	for my $path (keys %cf::MAP) {	3931	for my $path (keys %cf::MAP) {
2985	my $map = $cf::MAP{$path} or next;	3932	my $map = $cf::MAP{$path} or next;
2986	$map->valid or next;	3933	$map->valid or next;
2987	$map->save;	3934	$map->save;
2988	}	3935	}
2989	warn "end emergency map save\n";	3936	info "emergency_perl_save: end map save\n";
2990		3937
2991	warn "begin emergency database checkpoint\n";	3938	cf::write_runtime_sync; # external watchdog should not bark
		3939
		3940	info "emergency_perl_save: begin database checkpoint\n";
2992	BDB::db_env_txn_checkpoint $DB_ENV;	3941	BDB::db_env_txn_checkpoint $DB_ENV;
2993	warn "end emergency database checkpoint\n";	3942	info "emergency_perl_save: end database checkpoint\n";
		3943
		3944	info "emergency_perl_save: begin write uuid\n";
		3945	write_uuid_sync 1;
		3946	info "emergency_perl_save: end write uuid\n";
		3947
		3948	cf::write_runtime_sync; # external watchdog should not bark
		3949
		3950	trace "emergency_perl_save: syncing database to disk";
		3951	BDB::db_env_txn_checkpoint $DB_ENV;
		3952
		3953	info "emergency_perl_save: starting sync\n";
		3954	IO::AIO::aio_sync sub {
		3955	info "emergency_perl_save: finished sync\n";
		3956	};
		3957
		3958	cf::write_runtime_sync; # external watchdog should not bark
		3959
		3960	trace "emergency_perl_save: flushing outstanding aio requests";
		3961	while (IO::AIO::nreqs || BDB::nreqs) {
		3962	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		3963	}
		3964
		3965	cf::write_runtime_sync; # external watchdog should not bark
2994	};	3966	};
2995		3967
2996	warn "leave emergency perl save\n";	3968	info "emergency_perl_save: leave\n";
2997	}	3969	}
2998		3970
2999	sub post_cleanup {	3971	sub post_cleanup {
3000	my ($make_core) = @_;	3972	my ($make_core) = @_;
3001		3973
		3974	IO::AIO::flush;
		3975
3002	warn Carp::longmess "post_cleanup backtrace"	3976	error Carp::longmess "post_cleanup backtrace"
3003	if $make_core;	3977	if $make_core;
		3978
		3979	my $fh = pidfile;
		3980	unlink $PIDFILE if <$fh> == $$;
		3981	}
		3982
		3983	# a safer delete_package, copied from Symbol
		3984	sub clear_package($) {
		3985	my $pkg = shift;
		3986
		3987	# expand to full symbol table name if needed
		3988	unless ($pkg =~ /^main::.*::$/) {
		3989	$pkg = "main$pkg" if $pkg =~ /^::/;
		3990	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3991	$pkg .= '::' unless $pkg =~ /::$/;
		3992	}
		3993
		3994	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3995	my $stem_symtab = *{$stem}{HASH};
		3996
		3997	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3998	or return;
		3999
		4000	# clear all symbols
		4001	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		4002	for my $name (keys %$leaf_symtab) {
		4003	_gv_clear *{"$pkg$name"};
		4004	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		4005	}
3004	}	4006	}
3005		4007
3006	sub do_reload_perl() {	4008	sub do_reload_perl() {
3007	# can/must only be called in main	4009	# can/must only be called in main
3008	if ($Coro::current != $Coro::main) {	4010	unless (in_main) {
3009	warn "can only reload from main coroutine";	4011	error "can only reload from main coroutine";
3010	return;	4012	return;
3011	}	4013	}
3012		4014
3013	warn "reloading...";	4015	return if $RELOAD++;
3014		4016
3015	warn "entering sync_job";	4017	my $t1 = AE::time;
3016		4018
		4019	while ($RELOAD) {
		4020	cf::get_slot 0.1, -1, "reload_perl";
		4021	info "perl_reload: reloading...";
		4022
		4023	trace "perl_reload: entering sync_job";
		4024
3017	cf::sync_job {	4025	cf::sync_job {
3018	cf::write_runtime; # external watchdog should not bark
3019	cf::emergency_save;	4026	#cf::emergency_save;
3020	cf::write_runtime; # external watchdog should not bark
3021		4027
3022	warn "syncing database to disk";
3023	BDB::db_env_txn_checkpoint $DB_ENV;
3024
3025	# if anything goes wrong in here, we should simply crash as we already saved
3026
3027	warn "cancelling all WF_AUTOCANCEL watchers";
3028	for (Event::all_watchers) {
3029	$_->cancel if $_->data & WF_AUTOCANCEL;
3030	}
3031
3032	warn "flushing outstanding aio requests";
3033	for (;;) {
3034	BDB::flush;
3035	IO::AIO::flush;
3036	Coro::cede;
3037	last unless IO::AIO::nreqs || BDB::nreqs;
3038	warn "iterate...";
3039	}
3040
3041	++$RELOAD;
3042
3043	warn "cancelling all extension coros";	4028	trace "perl_reload: cancelling all extension coros";
3044	$_->cancel for values %EXT_CORO;	4029	$_->cancel for values %EXT_CORO;
3045	%EXT_CORO = ();	4030	%EXT_CORO = ();
3046		4031
3047	warn "removing commands";	4032	trace "perl_reload: removing commands";
3048	%COMMAND = ();	4033	%COMMAND = ();
3049		4034
3050	warn "removing ext/exti commands";	4035	trace "perl_reload: removing ext/exti commands";
3051	%EXTCMD = ();	4036	%EXTCMD = ();
3052	%EXTICMD = ();	4037	%EXTICMD = ();
3053		4038
3054	warn "unloading/nuking all extensions";	4039	trace "perl_reload: unloading/nuking all extensions";
3055	for my $pkg (@EXTS) {	4040	for my $pkg (@EXTS) {
3056	warn "... unloading $pkg";	4041	trace "... unloading $pkg";
3057		4042
3058	if (my $cb = $pkg->can ("unload")) {	4043	if (my $cb = $pkg->can ("unload")) {
3059	eval {	4044	eval {
3060	$cb->($pkg);	4045	$cb->($pkg);
3061	1	4046	1
3062	} or warn "$pkg unloaded, but with errors: $@";	4047	} or error "$pkg unloaded, but with errors: $@";
		4048	}
		4049
		4050	trace "... clearing $pkg";
		4051	clear_package $pkg;
3063	}	4052	}
3064		4053
3065	warn "... nuking $pkg";
3066	Symbol::delete_package $pkg;
3067	}
3068
3069	warn "unloading all perl modules loaded from $LIBDIR";	4054	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3070	while (my ($k, $v) = each %INC) {	4055	while (my ($k, $v) = each %INC) {
3071	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4056	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3072		4057
3073	warn "... unloading $k";	4058	trace "... unloading $k";
3074	delete $INC{$k};	4059	delete $INC{$k};
3075		4060
3076	$k =~ s/\.pm$//;	4061	$k =~ s/\.pm$//;
3077	$k =~ s/\//::/g;	4062	$k =~ s/\//::/g;
3078		4063
3079	if (my $cb = $k->can ("unload_module")) {	4064	if (my $cb = $k->can ("unload_module")) {
3080	$cb->();	4065	$cb->();
		4066	}
		4067
		4068	clear_package $k;
3081	}	4069	}
3082		4070
3083	Symbol::delete_package $k;
3084	}
3085
3086	warn "getting rid of safe::, as good as possible";	4071	trace "perl_reload: getting rid of safe::, as good as possible";
3087	Symbol::delete_package "safe::$_"	4072	clear_package "safe::$_"
3088	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4073	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3089		4074
3090	warn "unloading cf.pm \"a bit\"";	4075	trace "perl_reload: unloading cf.pm \"a bit\"";
3091	delete $INC{"cf.pm"};	4076	delete $INC{"cf.pm"};
3092	delete $INC{"cf/pod.pm"};	4077	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3093		4078
3094	# don't, removes xs symbols, too,	4079	# don't, removes xs symbols, too,
3095	# and global variables created in xs	4080	# and global variables created in xs
3096	#Symbol::delete_package __PACKAGE__;	4081	#clear_package __PACKAGE__;
3097		4082
3098	warn "unload completed, starting to reload now";	4083	info "perl_reload: unload completed, starting to reload now";
3099		4084
3100	warn "reloading cf.pm";	4085	trace "perl_reload: reloading cf.pm";
3101	require cf;	4086	require cf;
3102	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4087	cf::_connect_to_perl_1;
3103		4088
3104	warn "loading config and database again";	4089	trace "perl_reload: loading config and database again";
3105	cf::cfg_load;	4090	cf::reload_config;
3106		4091
3107	warn "loading extensions";	4092	trace "perl_reload: loading extensions";
3108	cf::load_extensions;	4093	cf::load_extensions;
3109		4094
		4095	if ($REATTACH_ON_RELOAD) {
3110	warn "reattaching attachments to objects/players";	4096	trace "perl_reload: reattaching attachments to objects/players";
3111	_global_reattach; # objects, sockets	4097	_global_reattach; # objects, sockets
3112	warn "reattaching attachments to maps";	4098	trace "perl_reload: reattaching attachments to maps";
3113	reattach $_ for values %MAP;	4099	reattach $_ for values %MAP;
3114	warn "reattaching attachments to players";	4100	trace "perl_reload: reattaching attachments to players";
3115	reattach $_ for values %PLAYER;	4101	reattach $_ for values %PLAYER;
		4102	}
3116		4103
3117	warn "leaving sync_job";	4104	cf::_post_init 1;
3118		4105
		4106	trace "perl_reload: leaving sync_job";
		4107
3119	1	4108	1
3120	} or do {	4109	} or do {
3121	warn $@;	4110	error $@;
3122	warn "error while reloading, exiting.";	4111	cf::cleanup "perl_reload: error, exiting.";
3123	exit 1;	4112	};
		4113
		4114	--$RELOAD;
3124	};	4115	}
3125		4116
3126	warn "reloaded";	4117	$t1 = AE::time - $t1;
		4118	info "perl_reload: completed in ${t1}s\n";
3127	};	4119	};
3128		4120
3129	our $RELOAD_WATCHER; # used only during reload	4121	our $RELOAD_WATCHER; # used only during reload
3130		4122
3131	sub reload_perl() {	4123	sub reload_perl() {
3132	# doing reload synchronously and two reloads happen back-to-back,	4124	# doing reload synchronously and two reloads happen back-to-back,
3133	# coro crashes during coro_state_free->destroy here.	4125	# coro crashes during coro_state_free->destroy here.
3134		4126
3135	$RELOAD_WATCHER ||= Event->timer (	4127	$RELOAD_WATCHER ||= cf::async {
3136	reentrant => 0,	4128	Coro::AIO::aio_wait cache_extensions;
3137	after => 0,	4129
3138	data => WF_AUTOCANCEL,	4130	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3139	cb => sub {
3140	do_reload_perl;	4131	do_reload_perl;
3141	undef $RELOAD_WATCHER;	4132	undef $RELOAD_WATCHER;
3142	},	4133	};
3143	);	4134	};
3144	}	4135	}
3145		4136
3146	register_command "reload" => sub {	4137	register_command "reload" => sub {
3147	my ($who, $arg) = @_;	4138	my ($who, $arg) = @_;
3148		4139
3149	if ($who->flag (FLAG_WIZ)) {	4140	if ($who->flag (FLAG_WIZ)) {
3150	$who->message ("reloading server.");	4141	$who->message ("reloading server.");
		4142	async {
		4143	$Coro::current->{desc} = "perl_reload";
3151	async { reload_perl };	4144	reload_perl;
		4145	};
3152	}	4146	}
3153	};	4147	};
3154		4148
3155	unshift @INC, $LIBDIR;	4149	#############################################################################
3156		4150
3157	my $bug_warning = 0;	4151	my $bug_warning = 0;
3158		4152
3159	our @WAIT_FOR_TICK;
3160	our @WAIT_FOR_TICK_BEGIN;
3161
3162	sub wait_for_tick {	4153	sub wait_for_tick() {
3163	return unless $TICK_WATCHER->is_active;	4154	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3164	return if $Coro::current == $Coro::main;
3165		4155
3166	my $signal = new Coro::Signal;	4156	$WAIT_FOR_TICK->wait;
3167	push @WAIT_FOR_TICK, $signal;
3168	$signal->wait;
3169	}	4157	}
3170		4158
3171	sub wait_for_tick_begin {	4159	sub wait_for_tick_begin() {
3172	return unless $TICK_WATCHER->is_active;	4160	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3173	return if $Coro::current == $Coro::main;
3174		4161
3175	my $signal = new Coro::Signal;	4162	my $signal = new Coro::Signal;
3176	push @WAIT_FOR_TICK_BEGIN, $signal;	4163	push @WAIT_FOR_TICK_BEGIN, $signal;
3177	$signal->wait;	4164	$signal->wait;
3178	}	4165	}
3179		4166
3180	my $min = 1e6;#d#	4167	sub tick {
3181	my $avg = 10;
3182	$TICK_WATCHER = Event->timer (
3183	reentrant => 0,
3184	parked => 1,
3185	prio => 0,
3186	at => $NEXT_TICK || $TICK,
3187	data => WF_AUTOCANCEL,
3188	cb => sub {
3189	if ($Coro::current != $Coro::main) {	4168	if ($Coro::current != $Coro::main) {
3190	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4169	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3191	unless ++$bug_warning > 10;	4170	unless ++$bug_warning > 10;
3192	return;	4171	return;
3193	}	4172	}
3194		4173
3195	$NOW = $tick_start = Event::time;	4174	cf::one_tick; # one server iteration
3196		4175
3197	cf::server_tick; # one server iteration	4176	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3198		4177
3199	0 && sync_job {#d#	4178	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3200	for(1..10) {	4179	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3201	my $t = Event::time;	4180	Coro::async_pool {
3202	my $map = my $map = new_from_path cf::map "/tmp/x.map"	4181	$Coro::current->{desc} = "runtime saver";
3203	or die;	4182	write_runtime_sync
3204		4183	or error "ERROR: unable to write runtime file: $!";
3205	$map->width (50);
3206	$map->height (50);
3207	$map->alloc;
3208	$map->_load_objects ("/tmp/x.map", 1);
3209	my $t = Event::time - $t;
3210
3211	#next unless $t < 0.0013;#d#
3212	if ($t < $min) {
3213	$min = $t;
3214	}
3215	$avg = $avg * 0.99 + $t * 0.01;
3216	}
3217	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3218	exit 0;
3219	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3220	};	4184	};
		4185	}
3221		4186
3222	$RUNTIME += $TICK;
3223	$NEXT_TICK += $TICK;
3224
3225	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3226	$NEXT_RUNTIME_WRITE = $NOW + 10;
3227	Coro::async_pool {
3228	write_runtime
3229	or warn "ERROR: unable to write runtime file: $!";
3230	};
3231	}
3232
3233	# my $AFTER = Event::time;
3234	# warn $AFTER - $NOW;#d#
3235
3236	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4187	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3237	$sig->send;	4188	$sig->send;
3238	}	4189	}
3239	while (my $sig = shift @WAIT_FOR_TICK) {	4190	$WAIT_FOR_TICK->broadcast;
3240	$sig->send;
3241	}
3242		4191
3243	$NOW = Event::time;	4192	$LOAD = ($NOW - $TICK_START) / $TICK;
3244
3245	# if we are delayed by four ticks or more, skip them all
3246	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3247
3248	$TICK_WATCHER->at ($NEXT_TICK);
3249	$TICK_WATCHER->start;
3250
3251	$LOAD = ($NOW - $tick_start) / $TICK;
3252	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4193	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3253		4194
3254	_post_tick;	4195	if (0) {
3255		4196	if ($NEXT_TICK) {
3256		4197	my $jitter = $TICK_START - $NEXT_TICK;
		4198	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4199	debug "jitter $JITTER\n";#d#
		4200	}
3257	},	4201	}
3258	);	4202	}
3259		4203
3260	{	4204	{
3261	BDB::max_poll_time $TICK * 0.1;	4205	# configure BDB
3262	$BDB_POLL_WATCHER = Event->io (	4206
3263	reentrant => 0,
3264	fd => BDB::poll_fileno,
3265	poll => 'r',
3266	prio => 0,
3267	data => WF_AUTOCANCEL,
3268	cb => \&BDB::poll_cb,
3269	);
3270	BDB::min_parallel 8;	4207	BDB::min_parallel 16;
3271		4208	BDB::max_poll_reqs $TICK * 0.1;
3272	BDB::set_sync_prepare {	4209	#$AnyEvent::BDB::WATCHER->priority (1);
3273	my $status;
3274	my $current = $Coro::current;
3275	(
3276	sub {
3277	$status = $!;
3278	$current->ready; undef $current;
3279	},
3280	sub {
3281	Coro::schedule while defined $current;
3282	$! = $status;
3283	},
3284	)
3285	};
3286		4210
3287	unless ($DB_ENV) {	4211	unless ($DB_ENV) {
3288	$DB_ENV = BDB::db_env_create;	4212	$DB_ENV = BDB::db_env_create;
		4213	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		4214	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4215	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		4216	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		4217	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3289		4218
3290	cf::sync_job {	4219	cf::sync_job {
3291	eval {	4220	eval {
3292	BDB::db_env_open	4221	BDB::db_env_open
3293	$DB_ENV,	4222	$DB_ENV,
…		…
3295	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4224	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3296	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4225	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3297	0666;	4226	0666;
3298		4227
3299	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4228	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3300
3301	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3302	$DB_ENV->set_lk_detect;
3303	};	4229	};
3304		4230
3305	cf::cleanup "db_env_open(db): $@" if $@;	4231	cf::cleanup "db_env_open(db): $@" if $@;
3306	};	4232	};
3307	}	4233	}
		4234
		4235	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		4236	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		4237	};
		4238	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		4239	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		4240	};
		4241	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		4242	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		4243	};
3308	}	4244	}
3309		4245
3310	{	4246	{
		4247	# configure IO::AIO
		4248
3311	IO::AIO::min_parallel 8;	4249	IO::AIO::min_parallel 8;
3312
3313	undef $Coro::AIO::WATCHER;
3314	IO::AIO::max_poll_time $TICK * 0.1;	4250	IO::AIO::max_poll_time $TICK * 0.1;
3315	$AIO_POLL_WATCHER = Event->io (	4251	undef $AnyEvent::AIO::WATCHER;
3316	reentrant => 0,
3317	data => WF_AUTOCANCEL,
3318	fd => IO::AIO::poll_fileno,
3319	poll => 'r',
3320	prio => 6,
3321	cb => \&IO::AIO::poll_cb,
3322	);
3323	}	4252	}
3324		4253
3325	my $_log_backtrace;	4254	our $_log_backtrace;
		4255	our $_log_backtrace_last;
3326		4256
3327	sub _log_backtrace {	4257	sub _log_backtrace {
3328	my ($msg, @addr) = @_;	4258	my ($msg, @addr) = @_;
3329		4259
3330	$msg =~ s/\n//;	4260	$msg =~ s/\n$//;
3331		4261
		4262	if ($_log_backtrace_last eq $msg) {
		4263	LOG llevInfo, "[ABT] $msg\n";
		4264	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3332	# limit the # of concurrent backtraces	4265	# limit the # of concurrent backtraces
3333	if ($_log_backtrace < 2) {	4266	} elsif ($_log_backtrace < 2) {
		4267	$_log_backtrace_last = $msg;
3334	++$_log_backtrace;	4268	++$_log_backtrace;
		4269	my $perl_bt = Carp::longmess $msg;
3335	async {	4270	async {
		4271	$Coro::current->{desc} = "abt $msg";
		4272
3336	my @bt = fork_call {	4273	my @bt = fork_call {
3337	@addr = map { sprintf "%x", $_ } @addr;	4274	@addr = map { sprintf "%x", $_ } @addr;
3338	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4275	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3339	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4276	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3340	or die "addr2line: $!";	4277	or die "addr2line: $!";
…		…
3348	}	4285	}
3349		4286
3350	@funcs	4287	@funcs
3351	};	4288	};
3352		4289
3353	LOG llevInfo, "[ABT] $msg\n";	4290	LOG llevInfo, "[ABT] $perl_bt\n";
		4291	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3354	LOG llevInfo, "[ABT] $_\n" for @bt;	4292	LOG llevInfo, "[ABT] $_\n" for @bt;
3355	--$_log_backtrace;	4293	--$_log_backtrace;
3356	};	4294	};
3357	} else {	4295	} else {
3358	LOG llevInfo, "[ABT] $msg\n";	4296	LOG llevInfo, "[ABT] $msg\n";
3359	LOG llevInfo, "[ABT] [suppressed]\n";	4297	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3360	}	4298	}
3361	}	4299	}
3362		4300
3363	# load additional modules	4301	# load additional modules
3364	use cf::pod;	4302	require "cf/$_.pm" for @EXTRA_MODULES;
		4303	cf::_connect_to_perl_2;
3365		4304
3366	END { cf::emergency_save }	4305	END { cf::emergency_save }
3367		4306
3368	1	4307	1
3369		4308

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