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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.329 by root, Fri Aug 10 05:38:16 2007 UTC vs.
Revision 1.587 by root, Wed Oct 31 19:09:47 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	}
322	};	553
323	$TICK_WATCHER->stop;	554	=item cf::periodic $interval, $cb
324	$guard	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
325	}	567	}
326		568
327	=item cf::get_slot $time[, $priority[, $name]]	569	=item cf::get_slot $time[, $priority[, $name]]
328		570
329	Allocate $time seconds of blocking CPU time at priority C<$priority>:	571	Allocate $time seconds of blocking CPU time at priority C<$priority>
330	This call blocks and returns only when you have at least C<$time> seconds	572	(default: 0): This call blocks and returns only when you have at least
331	of cpu time till the next tick. The slot is only valid till the next cede.	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.
332		578
333	The optional C<$name> can be used to identify the job to run. It might be	579	The optional C<$name> can be used to identify the job to run. It might be
334	used for statistical purposes and should identify the same time-class.	580	used for statistical purposes and should identify the same time-class.
335		581
336	Useful for short background jobs.	582	Useful for short background jobs.
337		583
338	=cut	584	=cut
339		585
340	our @SLOT_QUEUE;	586	our @SLOT_QUEUE;
341	our $SLOT_QUEUE;	587	our $SLOT_QUEUE;
		588	our $SLOT_DECAY = 0.9;
342		589
343	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	590	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
344	$SLOT_QUEUE = Coro::async {	591	$SLOT_QUEUE = Coro::async {
		592	$Coro::current->desc ("timeslot manager");
		593
345	my $signal = new Coro::Signal;	594	my $signal = new Coro::Signal;
		595	my $busy;
346		596
347	while () {	597	while () {
348	next_job:	598	next_job:
		599
349	my $avail = cf::till_tick;	600	my $avail = cf::till_tick;
350	if ($avail > 0.01) {	601
351	for (0 .. $#SLOT_QUEUE) {	602	for (0 .. $#SLOT_QUEUE) {
352	if ($SLOT_QUEUE[$_][0] < $avail) {	603	if ($SLOT_QUEUE[$_][0] <= $avail) {
		604	$busy = 0;
353	my $job = splice @SLOT_QUEUE, $_, 1, ();	605	my $job = splice @SLOT_QUEUE, $_, 1, ();
354	$job->[2]->send;	606	$job->[2]->send;
355	Coro::cede;	607	Coro::cede;
356	goto next_job;	608	goto next_job;
357	}	609	} else {
		610	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
358	}	611	}
359	}	612	}
360		613
361	if (@SLOT_QUEUE) {	614	if (@SLOT_QUEUE) {
362	# we do not use wait_For_tick() as it returns immediately when tick is inactive	615	# we do not use wait_for_tick() as it returns immediately when tick is inactive
363	push @cf::WAIT_FOR_TICK, $signal;	616	$WAIT_FOR_TICK->wait;
364	$signal->wait;
365	} else {	617	} else {
		618	$busy = 0;
366	Coro::schedule;	619	Coro::schedule;
367	}	620	}
368	}	621	}
369	};	622	};
370		623
371	sub get_slot($;$$) {	624	sub get_slot($;$$) {
		625	return if tick_inhibit || $Coro::current == $Coro::main;
		626
372	my ($time, $pri, $name) = @_;	627	my ($time, $pri, $name) = @_;
373		628
374	$time = $TICK * .6 if $time > $TICK * .6;	629	$time = clamp $time, 0.01, $TICK * .6;
		630
375	my $sig = new Coro::Signal;	631	my $sig = new Coro::Signal;
376		632
377	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	633	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
378	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	634	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
379	$SLOT_QUEUE->ready;	635	$SLOT_QUEUE->ready;
…		…
390		646
391	BEGIN { *async = \&Coro::async_pool }	647	BEGIN { *async = \&Coro::async_pool }
392		648
393	=item cf::sync_job { BLOCK }	649	=item cf::sync_job { BLOCK }
394		650
395	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	651	The design of Deliantra requires that the main coroutine ($Coro::main)
396	is always able to handle events or runnable, as Crossfire TRT is only	652	is always able to handle events or runnable, as Deliantra is only
397	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	653	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
398	acceptable.	654	acceptable.
399		655
400	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
401	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
…		…
405	=cut	661	=cut
406		662
407	sub sync_job(&) {	663	sub sync_job(&) {
408	my ($job) = @_;	664	my ($job) = @_;
409		665
410	if ($Coro::current == $Coro::main) {	666	if (in_main) {
411	my $time = Event::time;	667	my $time = AE::time;
412		668
413	# this is the main coro, too bad, we have to block	669	# this is the main coro, too bad, we have to block
414	# till the operation succeeds, freezing the server :/	670	# till the operation succeeds, freezing the server :/
415		671
416	# TODO: use suspend/resume instead	672	#LOG llevError, Carp::longmess "sync job";#d#
417	# (but this is cancel-safe)	673
418	my $freeze_guard = freeze_mainloop;	674	my $freeze_guard = freeze_mainloop;
419		675
420	my $busy = 1;	676	my $busy = 1;
421	my @res;	677	my @res;
422		678
423	(async {	679	(async {
		680	$Coro::current->desc ("sync job coro");
424	@res = eval { $job->() };	681	@res = eval { $job->() };
425	warn $@ if $@;	682	error $@ if $@;
426	undef $busy;	683	undef $busy;
427	})->prio (Coro::PRIO_MAX);	684	})->prio (Coro::PRIO_MAX);
428		685
429	while ($busy) {	686	while ($busy) {
430	Coro::cede or Event::one_event;	687	if (Coro::nready) {
		688	Coro::cede_notself;
		689	} else {
		690	EV::loop EV::LOOP_ONESHOT;
431	}	691	}
		692	}
432		693
433	$time = Event::time - $time;	694	my $time = AE::time - $time;
434		695
435	LOG llevError | logBacktrace, Carp::longmess "long sync job"
436	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
437
438	$tick_start += $time; # do not account sync jobs to server load	696	$TICK_START += $time; # do not account sync jobs to server load
439		697
440	wantarray ? @res : $res[0]	698	wantarray ? @res : $res[0]
441	} else {	699	} else {
442	# we are in another coroutine, how wonderful, everything just works	700	# we are in another coroutine, how wonderful, everything just works
443		701
…		…
463	$EXT_CORO{$coro+0} = $coro;	721	$EXT_CORO{$coro+0} = $coro;
464		722
465	$coro	723	$coro
466	}	724	}
467		725
468	=item fork_call { }, $args	726	=item fork_call { }, @args
469		727
470	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
471	process, returning the results. Everything must be serialisable with	729	process, returning the results. Everything must be serialisable with
472	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
473	never block itself or use any form of Event handling.	731	never block itself or use any form of event handling.
474		732
475	=cut	733	=cut
476		734
477	sub _store_scalar {	735	sub post_fork {
478	open my $fh, ">", \my $buf	736	reset_signals;
479	or die "fork_call: cannot open fh-to-buf in child : $!";
480	Storable::store_fd $_[0], $fh;
481	close $fh;
482
483	$buf
484	}	737	}
485		738
486	sub fork_call(&@) {	739	sub fork_call(&@) {
487	my ($cb, @args) = @_;	740	my ($cb, @args) = @_;
488		741
489	# 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,
490	# or die "socketpair: $!";	743	# otherwise perl prematurely frees the stuff :/
491	pipe my $fh1, my $fh2	744	# TODO: investigate and fix (likely this will be rather laborious)
492	or die "pipe: $!";
493		745
494	if (my $pid = fork) {	746	my @res = Coro::Util::fork_eval {
495	close $fh2;	747	cf::post_fork;
		748	&$cb
		749	} @args;
496		750
497	my $res = (Coro::Handle::unblock $fh1)->readline (undef);	751	wantarray ? @res : $res[-1]
498	warn "pst<$res>" unless $res =~ /^pst/;	752	}
499	$res = Coro::Storable::thaw $res;
500		753
501	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave	754	sub objinfo {
502
503	Carp::confess $$res unless "ARRAY" eq ref $res;
504
505	return wantarray ? @$res : $res->[-1];
506	} else {
507	reset_signals;
508	local $SIG{__WARN__};
509	local $SIG{__DIE__};
510	# just in case, this hack effectively disables event
511	# in the child. cleaner and slower would be canceling all watchers,
512	# but this works for the time being.
513	local $Coro::idle;
514	$Coro::current->prio (Coro::PRIO_MAX);
515
516	eval {
517	close $fh1;
518
519	my @res = eval { $cb->(@args) };
520
521	syswrite $fh2, _store_scalar $@ ? \"$@" : \@res;
522	close $fh2;
523	};
524
525	warn $@ if $@;
526	_exit 0;
527	}	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
528	}	790	}
529		791
530	=item $value = cf::db_get $family => $key	792	=item $value = cf::db_get $family => $key
531		793
532	Returns a single value from the environment database.	794	Returns a single value from the environment database.
…		…
534	=item cf::db_put $family => $key => $value	796	=item cf::db_put $family => $key => $value
535		797
536	Stores the given C<$value> in the family. It can currently store binary	798	Stores the given C<$value> in the family. It can currently store binary
537	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).
538		800
		801	=item $db = cf::db_table "name"
		802
		803	Create and/or open a new database table. The string must not be "db" and must be unique
		804	within each server.
		805
539	=cut	806	=cut
		807
		808	sub db_table($) {
		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	}
540		827
541	our $DB;	828	our $DB;
542		829
543	sub db_init {	830	sub db_init {
544	unless ($DB) {	831	$DB ||= db_table "db";
545	$DB = BDB::db_create $DB_ENV;
546
547	cf::sync_job {
548	eval {
549	$DB->set_flags (BDB::CHKSUM);
550
551	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
552	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
553	cf::cleanup "db_open(db): $!" if $!;
554	};
555	cf::cleanup "db_open(db): $@" if $@;
556	};
557	}
558	}	832	}
559		833
560	sub db_get($$) {	834	sub db_get($$) {
561	my $key = "$_[0]/$_[1]";	835	my $key = "$_[0]/$_[1]";
562		836
563	cf::sync_job {	837	cf::error "db_get called from main context"
		838	if $Coro::current == $Coro::main;
		839
564	BDB::db_get $DB, undef, $key, my $data;	840	BDB::db_get $DB, undef, $key, my $data;
565		841
566	$! ? ()	842	$! ? ()
567	: $data	843	: $data
568	}
569	}	844	}
570		845
571	sub db_put($$$) {	846	sub db_put($$$) {
572	BDB::dbreq_pri 4;	847	BDB::dbreq_pri 4;
573	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	848	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
601		876
602	my @data;	877	my @data;
603	my $md5;	878	my $md5;
604		879
605	for (0 .. $#$src) {	880	for (0 .. $#$src) {
606	0 <= aio_load $src->[$_], $data[$_]	881	$data[$_] = load_file $src->[$_];
607	or Carp::croak "$src->[$_]: $!";
608	}	882	}
609		883
610	# if processing is expensive, check	884	# if processing is expensive, check
611	# checksum first	885	# checksum first
612	if (1) {	886	if (1) {
613	$md5 =	887	$md5 =
614	join "\x00",	888	join "\x00",
615	$processversion,	889	$processversion,
616	map {	890	map {
617	Coro::cede;	891	cf::cede_to_tick;
618	($src->[$_], Digest::MD5::md5_hex $data[$_])	892	($src->[$_], Digest::MD5::md5_hex $data[$_])
619	} 0.. $#$src;	893	} 0.. $#$src;
620		894
621		895
622	my $dbmd5 = db_get cache => "$id/md5";	896	my $dbmd5 = db_get cache => "$id/md5";
…		…
629		903
630	my $t1 = Time::HiRes::time;	904	my $t1 = Time::HiRes::time;
631	my $data = $process->(\@data);	905	my $data = $process->(\@data);
632	my $t2 = Time::HiRes::time;	906	my $t2 = Time::HiRes::time;
633		907
634	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	908	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
635		909
636	db_put cache => "$id/data", $data;	910	db_put cache => "$id/data", $data;
637	db_put cache => "$id/md5" , $md5;	911	db_put cache => "$id/md5" , $md5;
638	db_put cache => "$id/meta", $meta;	912	db_put cache => "$id/meta", $meta;
639		913
…		…
649		923
650	=cut	924	=cut
651		925
652	sub datalog($@) {	926	sub datalog($@) {
653	my ($type, %kv) = @_;	927	my ($type, %kv) = @_;
654	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	928	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
655	}	929	}
656		930
657	=back	931	=back
658		932
659	=cut	933	=cut
660		934
661	#############################################################################	935	#############################################################################
662		936
663	=head2 ATTACHABLE OBJECTS	937	=head2 ATTACHABLE OBJECTS
664		938
665	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
666	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")
667	to it. All such attachable objects support the following methods.	941	to it. All such attachable objects support the following methods.
668		942
669	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>
670	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
671	Crossfire TRT).	945	Deliantra).
672		946
673	=over 4	947	=over 4
674		948
675	=item $attachable->attach ($attachment, key => $value...)	949	=item $attachable->attach ($attachment, key => $value...)
676		950
…		…
720	=item cf::CLASS::attachment $name, ...	994	=item cf::CLASS::attachment $name, ...
721		995
722	Register an attachment by C<$name> through which attachable objects of the	996	Register an attachment by C<$name> through which attachable objects of the
723	given CLASS can refer to this attachment.	997	given CLASS can refer to this attachment.
724		998
725	Some classes such as crossfire maps and objects can specify attachments	999	Some classes such as deliantra maps and objects can specify attachments
726	that are attached at load/instantiate time, thus the need for a name.	1000	that are attached at load/instantiate time, thus the need for a name.
727		1001
728	These calls expect any number of the following handler/hook descriptions:	1002	These calls expect any number of the following handler/hook descriptions:
729		1003
730	=over 4	1004	=over 4
…		…
854		1128
855	} elsif (exists $cb_id{$type}) {	1129	} elsif (exists $cb_id{$type}) {
856	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1130	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
857		1131
858	} elsif (ref $type) {	1132	} elsif (ref $type) {
859	warn "attaching objects not supported, ignoring.\n";	1133	error "attaching objects not supported, ignoring.\n";
860		1134
861	} else {	1135	} else {
862	shift @arg;	1136	shift @arg;
863	warn "attach argument '$type' not supported, ignoring.\n";	1137	error "attach argument '$type' not supported, ignoring.\n";
864	}	1138	}
865	}	1139	}
866	}	1140	}
867		1141
868	sub _object_attach {	1142	sub _object_attach {
…		…
878	_attach $registry, $klass, @attach;	1152	_attach $registry, $klass, @attach;
879	}	1153	}
880		1154
881	$obj->{$name} = \%arg;	1155	$obj->{$name} = \%arg;
882	} else {	1156	} else {
883	warn "object uses attachment '$name' which is not available, postponing.\n";	1157	info "object uses attachment '$name' which is not available, postponing.\n";
884	}	1158	}
885		1159
886	$obj->{_attachment}{$name} = undef;	1160	$obj->{_attachment}{$name} = undef;
887	}	1161	}
888		1162
…		…
947		1221
948	for (@$callbacks) {	1222	for (@$callbacks) {
949	eval { &{$_->[1]} };	1223	eval { &{$_->[1]} };
950		1224
951	if ($@) {	1225	if ($@) {
952	warn "$@";
953	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1226	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
954	override;	1227	override;
955	}	1228	}
956		1229
957	return 1 if $override;	1230	return 1 if $override;
958	}	1231	}
959		1232
960	0	1233	0
961	}	1234	}
962		1235
963	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1236	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
964		1237
965	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1238	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
966		1239
967	Generate an object-specific event with the given arguments.	1240	Generate an object-specific event with the given arguments.
968		1241
…		…
974		1247
975	=cut	1248	=cut
976		1249
977	#############################################################################	1250	#############################################################################
978	# object support	1251	# object support
979	#
980		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 $SLOW_MERGES;#d#
981	sub _can_merge {	1286	sub _can_merge {
982	my ($ob1, $ob2) = @_;	1287	my ($ob1, $ob2) = @_;
983		1288
984	local $Storable::canonical = 1;	1289	++$SLOW_MERGES;#d#
985	my $fob1 = Storable::freeze $ob1;
986	my $fob2 = Storable::freeze $ob2;
987		1290
988	$fob1 eq $fob2	1291	# we do the slow way here
		1292	return _object_equal $ob1, $ob2
989	}	1293	}
990		1294
991	sub reattach {	1295	sub reattach {
992	# basically do the same as instantiate, without calling instantiate	1296	# basically do the same as instantiate, without calling instantiate
993	my ($obj) = @_;	1297	my ($obj) = @_;
994		1298
		1299	# no longer needed after getting rid of delete_package?
995	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
996		1301
997	my $registry = $obj->registry;	1302	my $registry = $obj->registry;
998		1303
999	@$registry = ();	1304	@$registry = ();
1000		1305
…		…
1005	for (@$attach) {	1310	for (@$attach) {
1006	my ($klass, @attach) = @$_;	1311	my ($klass, @attach) = @$_;
1007	_attach $registry, $klass, @attach;	1312	_attach $registry, $klass, @attach;
1008	}	1313	}
1009	} else {	1314	} else {
1010	warn "object uses attachment '$name' that is not available, postponing.\n";	1315	info "object uses attachment '$name' that is not available, postponing.\n";
1011	}	1316	}
1012	}	1317	}
1013	}	1318	}
1014		1319
1015	cf::attachable->attach (	1320	cf::attachable->attach (
1016	prio => -1000000,	1321	prio => -1000000,
1017	on_instantiate => sub {	1322	on_instantiate => sub {
1018	my ($obj, $data) = @_;	1323	my ($obj, $data) = @_;
1019		1324
1020	$data = from_json $data;	1325	$data = decode_json $data;
1021		1326
1022	for (@$data) {	1327	for (@$data) {
1023	my ($name, $args) = @$_;	1328	my ($name, $args) = @$_;
1024		1329
1025	$obj->attach ($name, %{$args || {} });	1330	$obj->attach ($name, %{$args || {} });
…		…
1041	sub object_freezer_save {	1346	sub object_freezer_save {
1042	my ($filename, $rdata, $objs) = @_;	1347	my ($filename, $rdata, $objs) = @_;
1043		1348
1044	sync_job {	1349	sync_job {
1045	if (length $$rdata) {	1350	if (length $$rdata) {
		1351	utf8::decode (my $decname = $filename);
1046	warn sprintf "saving %s (%d,%d)\n",	1352	trace sprintf "saving %s (%d,%d)\n",
1047	$filename, length $$rdata, scalar @$objs;	1353	$decname, length $$rdata, scalar @$objs
		1354	if $VERBOSE_IO;
1048		1355
1049	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1356	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1050	chmod SAVE_MODE, $fh;	1357	aio_chmod $fh, SAVE_MODE;
1051	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1358	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1052	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	}
1053	close $fh;	1363	aio_close $fh;
1054		1364
1055	if (@$objs) {	1365	if (@$objs) {
1056	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) {
1057	chmod SAVE_MODE, $fh;	1367	aio_chmod $fh, SAVE_MODE;
1058	my $data = Storable::nfreeze { version => 1, objs => $objs };	1368	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1059	aio_write $fh, 0, (length $data), $data, 0;	1369	aio_write $fh, 0, (length $data), $data, 0;
1060	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	}
1061	close $fh;	1374	aio_close $fh;
1062	aio_rename "$filename.pst~", "$filename.pst";	1375	aio_rename "$filename.pst~", "$filename.pst";
1063	}	1376	}
1064	} else {	1377	} else {
1065	aio_unlink "$filename.pst";	1378	aio_unlink "$filename.pst";
1066	}	1379	}
1067		1380
1068	aio_rename "$filename~", $filename;	1381	aio_rename "$filename~", $filename;
		1382
		1383	$filename =~ s%/[^/]+$%%;
		1384	aio_pathsync $filename if $cf::USE_FSYNC;
1069	} else {	1385	} else {
1070	warn "FATAL: $filename~: $!\n";	1386	error "unable to save objects: $filename~: $!\n";
1071	}	1387	}
1072	} else {	1388	} else {
1073	aio_unlink $filename;	1389	aio_unlink $filename;
1074	aio_unlink "$filename.pst";	1390	aio_unlink "$filename.pst";
1075	}	1391	}
1076	}	1392	};
1077	}	1393	}
1078		1394
1079	sub object_freezer_as_string {	1395	sub object_freezer_as_string {
1080	my ($rdata, $objs) = @_;	1396	my ($rdata, $objs) = @_;
1081		1397
…		…
1093	or return;	1409	or return;
1094		1410
1095	unless (aio_stat "$filename.pst") {	1411	unless (aio_stat "$filename.pst") {
1096	(aio_load "$filename.pst", $av) >= 0	1412	(aio_load "$filename.pst", $av) >= 0
1097	or return;	1413	or return;
		1414
1098	$av = eval { (Storable::thaw $av)->{objs} };	1415	my $st = eval { Coro::Storable::thaw $av };
		1416	$av = $st->{objs};
1099	}	1417	}
1100		1418
		1419	utf8::decode (my $decname = $filename);
1101	warn sprintf "loading %s (%d)\n",	1420	trace sprintf "loading %s (%d,%d)\n",
1102	$filename, length $data, scalar @{$av || []};	1421	$decname, length $data, scalar @{$av || []}
		1422	if $VERBOSE_IO;
		1423
1103	return ($data, $av);	1424	($data, $av)
1104	}	1425	}
1105		1426
1106	=head2 COMMAND CALLBACKS	1427	=head2 COMMAND CALLBACKS
1107		1428
1108	=over 4	1429	=over 4
…		…
1162	my ($name, $cb) = @_;	1483	my ($name, $cb) = @_;
1163		1484
1164	$EXTICMD{$name} = $cb;	1485	$EXTICMD{$name} = $cb;
1165	}	1486	}
1166		1487
		1488	use File::Glob ();
		1489
1167	cf::player->attach (	1490	cf::player->attach (
1168	on_command => sub {	1491	on_unknown_command => sub {
1169	my ($pl, $name, $params) = @_;	1492	my ($pl, $name, $params) = @_;
1170		1493
1171	my $cb = $COMMAND{$name}	1494	my $cb = $COMMAND{$name}
1172	or return;	1495	or return;
1173		1496
…		…
1181	my ($pl, $buf) = @_;	1504	my ($pl, $buf) = @_;
1182		1505
1183	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1506	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1184		1507
1185	if (ref $msg) {	1508	if (ref $msg) {
1186	my ($type, $reply, @payload) =	1509	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
1187	"ARRAY" eq ref $msg	1510
1188	? @$msg	1511	my @reply;
1189	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1190		1512
1191	if (my $cb = $EXTCMD{$type}) {	1513	if (my $cb = $EXTCMD{$type}) {
1192	my @reply = $cb->($pl, @payload);	1514	@reply = $cb->($pl, @payload);
1193
1194	$pl->ext_reply ($reply, @reply)
1195	if $reply;
1196	}	1515	}
		1516
		1517	$pl->ext_reply ($reply, @reply)
		1518	if $reply;
		1519
1197	} else {	1520	} else {
1198	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1521	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1199	}	1522	}
1200		1523
1201	cf::override;	1524	cf::override;
1202	},	1525	},
1203	);	1526	);
1204		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
1205	sub load_extensions {	1552	sub load_extensions {
		1553	info "loading extensions...";
		1554
		1555	%EXT_CFG = ();
		1556
1206	cf::sync_job {	1557	cf::sync_job {
1207	my %todo;	1558	my %todo;
1208		1559
1209	for my $path (<$LIBDIR/*.ext>) {	1560	for my $path (<$LIBDIR/*.ext>) {
1210	next unless -r $path;	1561	next unless -r $path;
…		…
1228		1579
1229	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1580	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1230	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1581	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1231		1582
1232	$ext{source} =	1583	$ext{source} =
1233	"package $pkg; use strict; use utf8;\n"	1584	"package $pkg; use common::sense;\n"
1234	. "#line 1 \"$path\"\n{\n"	1585	. "#line 1 \"$path\"\n{\n"
1235	. $source	1586	. $source
1236	. "\n};\n1";	1587	. "\n};\n1";
1237		1588
1238	$todo{$base} = \%ext;	1589	$todo{$base} = \%ext;
1239	}	1590	}
1240		1591
		1592	my $pass = 0;
1241	my %done;	1593	my %done;
1242	while (%todo) {	1594	while (%todo) {
1243	my $progress;	1595	my $progress;
1244		1596
		1597	++$pass;
		1598
		1599	ext:
1245	while (my ($k, $v) = each %todo) {	1600	while (my ($k, $v) = each %todo) {
1246	for (split /,\s*/, $v->{meta}{depends}) {	1601	for (split /,\s*/, $v->{meta}{depends}) {
1247	goto skip	1602	next ext
1248	unless exists $done{$_};	1603	unless exists $done{$_};
1249	}	1604	}
1250		1605
1251	warn "... loading '$k' into '$v->{pkg}'\n";	1606	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1252		1607
1253	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 $@) {
1254	my $msg = $@ ? "$v->{path}: $@\n"	1620	error "$v->{path}: $@\n";
1255	: "$v->{base}: extension inactive.\n";
1256		1621
		1622	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1257	if (exists $v->{meta}{mandatory}) {	1623	if exists $v->{meta}{mandatory};
1258	warn $msg;	1624
1259	warn "mandatory extension failed to load, exiting.\n";	1625	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1260	exit 1;	1626	delete $todo{$k};
1261	}	1627	} else {
1262		1628	$done{$k} = delete $todo{$k};
1263	warn $msg;	1629	push @EXTS, $v->{pkg};
		1630	$progress = 1;
		1631
		1632	info "$v->{base}: extension inactive.\n"
		1633	unless $active;
1264	}	1634	}
1265
1266	$done{$k} = delete $todo{$k};
1267	push @EXTS, $v->{pkg};
1268	$progress = 1;
1269	}	1635	}
1270		1636
1271	skip:	1637	unless ($progress) {
1272	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1638	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1273	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	}
1274	}	1647	}
1275	};	1648	};
1276	}	1649	}
1277		1650
1278	#############################################################################	1651	#############################################################################
1279		1652
1280	=back	1653	=back
1281		1654
1282	=head2 CORE EXTENSIONS	1655	=head2 CORE EXTENSIONS
1283		1656
1284	Functions and methods that extend core crossfire objects.	1657	Functions and methods that extend core deliantra objects.
1285		1658
1286	=cut	1659	=cut
1287		1660
1288	package cf::player;	1661	package cf::player;
1289		1662
1290	use Coro::AIO;	1663	use Coro::AIO;
1291		1664
1292	=head3 cf::player	1665	=head3 cf::player
1293		1666
1294	=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	}
1295		1682
1296	=item cf::player::find $login	1683	=item cf::player::find $login
1297		1684
1298	Returns the given player object, loading it if necessary (might block).	1685	Returns the given player object, loading it if necessary (might block).
1299		1686
…		…
1318		1705
1319	sub exists($) {	1706	sub exists($) {
1320	my ($login) = @_;	1707	my ($login) = @_;
1321		1708
1322	$cf::PLAYER{$login}	1709	$cf::PLAYER{$login}
1323	or cf::sync_job { !aio_stat path $login }	1710	or !aio_stat path $login
1324	}	1711	}
1325		1712
1326	sub find($) {	1713	sub find($) {
1327	return $cf::PLAYER{$_[0]} || do {	1714	return $cf::PLAYER{$_[0]} || do {
1328	my $login = $_[0];	1715	my $login = $_[0];
…		…
1335	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1722	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1336	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1723	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1337	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1724	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1338	aio_unlink +(playerdir $login) . "/$login.pl";	1725	aio_unlink +(playerdir $login) . "/$login.pl";
1339		1726
1340	my $pl = load_pl path $login	1727	my $f = new_from_file cf::object::thawer path $login
1341	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;
1342	$cf::PLAYER{$login} = $pl	1735	$cf::PLAYER{$login} = $pl
1343	}	1736	}
1344	}	1737	}
1345	}	1738	}
		1739
		1740	cf::player->attach (
		1741	on_load => sub {
		1742	my ($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	);
1346		1752
1347	sub save($) {	1753	sub save($) {
1348	my ($pl) = @_;	1754	my ($pl) = @_;
1349		1755
1350	return if $pl->{deny_save};	1756	return if $pl->{deny_save};
…		…
1355	return if $pl->{deny_save};	1761	return if $pl->{deny_save};
1356		1762
1357	aio_mkdir playerdir $pl, 0770;	1763	aio_mkdir playerdir $pl, 0770;
1358	$pl->{last_save} = $cf::RUNTIME;	1764	$pl->{last_save} = $cf::RUNTIME;
1359		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
1360	$pl->save_pl ($path);	1771	$pl->save_pl ($path);
1361	Coro::cede;	1772	cf::cede_to_tick;
1362	}	1773	}
1363		1774
1364	sub new($) {	1775	sub new($) {
1365	my ($login) = @_;	1776	my ($login) = @_;
1366		1777
…		…
1395	my ($pl) = @_;	1806	my ($pl) = @_;
1396		1807
1397	my $name = $pl->ob->name;	1808	my $name = $pl->ob->name;
1398		1809
1399	$pl->{deny_save} = 1;	1810	$pl->{deny_save} = 1;
1400	$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
1401		1812
1402	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1813	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1403	$pl->deactivate;	1814	$pl->deactivate;
		1815
		1816	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1404	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1817	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1818	ext::highscore::check ($pl->ob);
		1819
1405	$pl->ns->destroy if $pl->ns;	1820	$pl->ns->destroy if $pl->ns;
1406		1821
1407	my $path = playerdir $pl;	1822	my $path = playerdir $pl;
1408	my $temp = "$path~$cf::RUNTIME~deleting~";	1823	my $temp = "$path~$cf::RUNTIME~deleting~";
1409	aio_rename $path, $temp;	1824	aio_rename $path, $temp;
…		…
1444	or return [];	1859	or return [];
1445		1860
1446	my @logins;	1861	my @logins;
1447		1862
1448	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") {
1449	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1869	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1450	aio_read $fh, 0, 512, my $buf, 0 or next;	1870	aio_read $fh, 0, 512, my $buf, 0 or next;
1451	$buf !~ /^password -------------$/m or next; # official not-valid tag	1871	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1872	}
1452		1873
1453	utf8::decode $login;	1874	utf8::decode $login;
1454	push @logins, $login;	1875	push @logins, $login;
1455	}	1876	}
1456		1877
1457	\@logins	1878	\@logins
1458	}	1879	}
1459		1880
1460	=item $player->maps	1881	=item $player->maps
		1882
		1883	=item cf::player::maps $login
1461		1884
1462	Returns an arrayref of map paths that are private for this	1885	Returns an arrayref of map paths that are private for this
1463	player. May block.	1886	player. May block.
1464		1887
1465	=cut	1888	=cut
…		…
1483	}	1906	}
1484		1907
1485	\@paths	1908	\@paths
1486	}	1909	}
1487		1910
1488	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1911	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1489		1912
1490	Expand crossfire pod fragments into protocol xml.	1913	Expand deliantra pod fragments into protocol xml.
1491
1492	=cut
1493
1494	sub expand_cfpod {
1495	((my $self), (local $_)) = @_;
1496
1497	# escape & and <
1498	s/&/&amp;/g;
1499	s/(?<![BIUGH])</&lt;/g;
1500
1501	# this is buggy, it needs to properly take care of nested <'s
1502
1503	1 while
1504	# replace B<>, I<>, U<> etc.
1505	s/B<([^\>]*)>/<b>$1<\/b>/
1506	|| s/I<([^\>]*)>/<i>$1<\/i>/
1507	|| s/U<([^\>]*)>/<u>$1<\/u>/
1508	# replace G<male|female> tags
1509	|| s{G<([^>|]*)\|([^>]*)>}{
1510	$self->gender ? $2 : $1
1511	}ge
1512	# replace H<hint text>
1513	|| s{H<([^\>]*)>}
1514	{
1515	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1516	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1517	"")
1518	[$self->{hintmode}]
1519	}ge;
1520
1521	# create single paragraphs (very hackish)
1522	s/(?<=\S)\n(?=\w)/ /g;
1523
1524	# compress some whitespace
1525	s/\s+\n/\n/g; # ws line-ends
1526	s/\n\n+/\n/g; # double lines
1527	s/^\n+//; # beginning lines
1528	s/\n+$//; # ending lines
1529
1530	$_
1531	}
1532
1533	sub hintmode {
1534	$_[0]{hintmode} = $_[1] if @_ > 1;
1535	$_[0]{hintmode}
1536	}
1537		1914
1538	=item $player->ext_reply ($msgid, @msg)	1915	=item $player->ext_reply ($msgid, @msg)
1539		1916
1540	Sends an ext reply to the player.	1917	Sends an ext reply to the player.
1541		1918
1542	=cut	1919	=cut
1543		1920
1544	sub ext_reply($$@) {	1921	sub ext_reply($$@) {
1545	my ($self, $id, @msg) = @_;	1922	my ($self, $id, @msg) = @_;
1546		1923
1547	if ($self->ns->extcmd == 2) {	1924	$self->ns->ext_reply ($id, @msg)
1548	$self->send ("ext " . $self->ns->{json_coder}->encode (["reply-$id", @msg]));
1549	} elsif ($self->ns->extcmd == 1) {
1550	#TODO: version 1, remove
1551	unshift @msg, msgtype => "reply", msgid => $id;
1552	$self->send ("ext " . $self->ns->{json_coder}->encode ({@msg}));
1553	}
1554	}	1925	}
1555		1926
1556	=item $player->ext_msg ($type, @msg)	1927	=item $player->ext_msg ($type, @msg)
1557		1928
1558	Sends an ext event to the client.	1929	Sends an ext event to the client.
…		…
1579		1950
1580	=cut	1951	=cut
1581		1952
1582	sub find_by_path($) {	1953	sub find_by_path($) {
1583	my ($path) = @_;	1954	my ($path) = @_;
		1955
		1956	$path =~ s/^~[^\/]*//; # skip ~login
1584		1957
1585	my ($match, $specificity);	1958	my ($match, $specificity);
1586		1959
1587	for my $region (list) {	1960	for my $region (list) {
1588	if ($region->{match} && $path =~ $region->{match}) {	1961	if ($region->{match} && $path =~ $region->{match}) {
…		…
1614	our $MAX_RESET = 3600;	1987	our $MAX_RESET = 3600;
1615	our $DEFAULT_RESET = 3000;	1988	our $DEFAULT_RESET = 3000;
1616		1989
1617	sub generate_random_map {	1990	sub generate_random_map {
1618	my ($self, $rmp) = @_;	1991	my ($self, $rmp) = @_;
1619	# mit "rum" bekleckern, nicht	1992
		1993	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1994
1620	$self->_create_random_map (	1995	$self->_create_random_map ($rmp);
1621	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1622	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1623	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1624	$rmp->{exit_on_final_map},
1625	$rmp->{xsize}, $rmp->{ysize},
1626	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1627	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1628	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1629	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1630	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1631	(cf::region::find $rmp->{region}), $rmp->{custom}
1632	)
1633	}	1996	}
1634		1997
1635	=item cf::map->register ($regex, $prio)	1998	=item cf::map->register ($regex, $prio)
1636		1999
1637	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
…		…
1642		2005
1643	sub register {	2006	sub register {
1644	my (undef, $regex, $prio) = @_;	2007	my (undef, $regex, $prio) = @_;
1645	my $pkg = caller;	2008	my $pkg = caller;
1646		2009
1647	no strict;
1648	push @{"$pkg\::ISA"}, __PACKAGE__;	2010	push @{"$pkg\::ISA"}, __PACKAGE__;
1649		2011
1650	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2012	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1651	}	2013	}
1652		2014
1653	# also paths starting with '/'	2015	# also paths starting with '/'
1654	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	2016	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1655		2017
1656	sub thawer_merge {	2018	sub thawer_merge {
1657	my ($self, $merge) = @_;	2019	my ($self, $merge) = @_;
1658		2020
1659	# we have to keep some variables in memory intact	2021	# we have to keep some variables in memory intact
…		…
1664	}	2026	}
1665		2027
1666	sub normalise {	2028	sub normalise {
1667	my ($path, $base) = @_;	2029	my ($path, $base) = @_;
1668		2030
1669	$path = "$path"; # make sure its a string	2031	$path = "$path"; # make sure it's a string
1670		2032
1671	$path =~ s/\.map$//;	2033	$path =~ s/\.map$//;
1672		2034
1673	# map plan:	2035	# map plan:
1674	#	2036	#
…		…
1689	$base =~ s{[^/]+/?$}{};	2051	$base =~ s{[^/]+/?$}{};
1690	$path = "$base/$path";	2052	$path = "$base/$path";
1691	}	2053	}
1692		2054
1693	for ($path) {	2055	for ($path) {
1694	redo if s{//}{/};
1695	redo if s{/\.?/}{/};	2056	redo if s{/\.?/}{/};
1696	redo if s{/[^/]+/\.\./}{/};	2057	redo if s{/[^/]+/\.\./}{/};
1697	}	2058	}
1698		2059
1699	$path	2060	$path
…		…
1713	$self->init; # pass $1 etc.	2074	$self->init; # pass $1 etc.
1714	return $self;	2075	return $self;
1715	}	2076	}
1716	}	2077	}
1717		2078
1718	Carp::cluck "unable to resolve path '$path' (base '$base').";	2079	Carp::cluck "unable to resolve path '$path' (base '$base')";
1719	()	2080	()
1720	}	2081	}
1721		2082
		2083	# may re-bless or do other evil things
1722	sub init {	2084	sub init {
1723	my ($self) = @_;	2085	my ($self) = @_;
1724		2086
1725	$self	2087	$self
1726	}	2088	}
…		…
1745		2107
1746	# the temporary/swap location	2108	# the temporary/swap location
1747	sub save_path {	2109	sub save_path {
1748	my ($self) = @_;	2110	my ($self) = @_;
1749		2111
1750	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2112	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1751	"$TMPDIR/$path.map"	2113	"$TMPDIR/$path.map"
1752	}	2114	}
1753		2115
1754	# the unique path, undef == no special unique path	2116	# the unique path, undef == no special unique path
1755	sub uniq_path {	2117	sub uniq_path {
1756	my ($self) = @_;	2118	my ($self) = @_;
1757		2119
1758	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2120	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1759	"$UNIQUEDIR/$path"	2121	"$UNIQUEDIR/$path"
1760	}
1761
1762	# and all this just because we cannot iterate over
1763	# all maps in C++...
1764	sub change_all_map_light {
1765	my ($change) = @_;
1766
1767	$_->change_map_light ($change)
1768	for grep $_->outdoor, values %cf::MAP;
1769	}	2122	}
1770		2123
1771	sub decay_objects {	2124	sub decay_objects {
1772	my ($self) = @_;	2125	my ($self) = @_;
1773		2126
…		…
1786		2139
1787	sub load_header_from($) {	2140	sub load_header_from($) {
1788	my ($self, $path) = @_;	2141	my ($self, $path) = @_;
1789		2142
1790	utf8::encode $path;	2143	utf8::encode $path;
1791	#aio_open $path, O_RDONLY, 0	2144	my $f = new_from_file cf::object::thawer $path
1792	# or return;
1793
1794	$self->_load_header ($path)
1795	or return;	2145	or return;
1796		2146
		2147	$self->_load_header ($f)
		2148	or return;
		2149
		2150	local $MAP_LOADING{$self->{path}} = $self;
		2151	$f->resolve_delayed_derefs;
		2152
1797	$self->{load_path} = $path;	2153	$self->{load_path} = $path;
1798		2154
1799	1	2155	1
1800	}	2156	}
1801		2157
		2158	# used to laod the header of an original map
1802	sub load_header_orig {	2159	sub load_header_orig {
1803	my ($self) = @_;	2160	my ($self) = @_;
1804		2161
1805	$self->load_header_from ($self->load_path)	2162	$self->load_header_from ($self->load_path)
1806	}	2163	}
1807		2164
		2165	# used to laod the header of an instantiated map
1808	sub load_header_temp {	2166	sub load_header_temp {
1809	my ($self) = @_;	2167	my ($self) = @_;
1810		2168
1811	$self->load_header_from ($self->save_path)	2169	$self->load_header_from ($self->save_path)
1812	}	2170	}
1813		2171
		2172	# called after loading the header from an instantiated map
1814	sub prepare_temp {	2173	sub prepare_temp {
1815	my ($self) = @_;	2174	my ($self) = @_;
1816		2175
1817	$self->last_access ((delete $self->{last_access})	2176	$self->last_access ((delete $self->{last_access})
1818	|| $cf::RUNTIME); #d#	2177	|| $cf::RUNTIME); #d#
1819	# safety	2178	# safety
1820	$self->{instantiate_time} = $cf::RUNTIME	2179	$self->{instantiate_time} = $cf::RUNTIME
1821	if $self->{instantiate_time} > $cf::RUNTIME;	2180	if $self->{instantiate_time} > $cf::RUNTIME;
1822	}	2181	}
1823		2182
		2183	# called after loading the header from an original map
1824	sub prepare_orig {	2184	sub prepare_orig {
1825	my ($self) = @_;	2185	my ($self) = @_;
1826		2186
1827	$self->{load_original} = 1;	2187	$self->{load_original} = 1;
1828	$self->{instantiate_time} = $cf::RUNTIME;	2188	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1852		2212
1853	sub find;	2213	sub find;
1854	sub find {	2214	sub find {
1855	my ($path, $origin) = @_;	2215	my ($path, $origin) = @_;
1856		2216
		2217	cf::cede_to_tick;
		2218
1857	$path = normalise $path, $origin && $origin->path;	2219	$path = normalise $path, $origin;
1858		2220
		2221	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1859	cf::lock_wait "map_find:$path";	2222	my $guard2 = cf::lock_acquire "map_find:$path";
1860		2223
1861	$cf::MAP{$path} || do {	2224	$cf::MAP{$path} || do {
1862	my $guard = cf::lock_acquire "map_find:$path";
1863	my $map = new_from_path cf::map $path	2225	my $map = new_from_path cf::map $path
1864	or return;	2226	or return;
1865		2227
1866	$map->{last_save} = $cf::RUNTIME;	2228	$map->{last_save} = $cf::RUNTIME;
1867		2229
…		…
1869	or return;	2231	or return;
1870		2232
1871	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2233	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1872	# doing this can freeze the server in a sync job, obviously	2234	# doing this can freeze the server in a sync job, obviously
1873	#$cf::WAIT_FOR_TICK->wait;	2235	#$cf::WAIT_FOR_TICK->wait;
		2236	undef $guard2;
		2237	undef $guard1;
1874	$map->reset;	2238	$map->reset;
1875	undef $guard;
1876	return find $path;	2239	return find $path;
1877	}	2240	}
1878		2241
1879	$cf::MAP{$path} = $map	2242	$cf::MAP{$path} = $map
1880	}	2243	}
1881	}	2244	}
1882		2245
1883	sub pre_load { }	2246	sub pre_load { }
1884	sub post_load { }	2247	#sub post_load { } # XS
1885		2248
1886	sub load {	2249	sub load {
1887	my ($self) = @_;	2250	my ($self) = @_;
1888		2251
1889	local $self->{deny_reset} = 1; # loading can take a long time	2252	local $self->{deny_reset} = 1; # loading can take a long time
1890		2253
1891	my $path = $self->{path};	2254	my $path = $self->{path};
1892		2255
1893	{	2256	{
1894	my $guard = cf::lock_acquire "map_load:$path";	2257	my $guard = cf::lock_acquire "map_data:$path";
1895		2258
		2259	return unless $self->valid;
1896	return if $self->in_memory != cf::MAP_SWAPPED;	2260	return unless $self->state == cf::MAP_SWAPPED;
1897
1898	$self->in_memory (cf::MAP_LOADING);
1899		2261
1900	$self->alloc;	2262	$self->alloc;
1901		2263
1902	$self->pre_load;	2264	$self->pre_load;
1903	Coro::cede;	2265	cf::cede_to_tick;
1904		2266
1905	$self->_load_objects ($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)
1906	or return;	2271	or return;
1907		2272
1908	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2273	$self->post_load_original
1909	if delete $self->{load_original};	2274	if delete $self->{load_original};
1910		2275
1911	if (my $uniq = $self->uniq_path) {	2276	if (my $uniq = $self->uniq_path) {
1912	utf8::encode $uniq;	2277	utf8::encode $uniq;
1913	if (aio_open $uniq, O_RDONLY, 0) {	2278	unless (aio_stat $uniq) {
		2279	if (my $f = new_from_file cf::object::thawer $uniq) {
1914	$self->clear_unique_items;	2280	$self->clear_unique_items;
1915	$self->_load_objects ($uniq, 0);	2281	$self->_load_objects ($f);
		2282	$f->resolve_delayed_derefs;
		2283	}
		2284	}
1916	}	2285	}
1917	}
1918		2286
1919	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;
1920	# now do the right thing for maps	2296	# now do the right thing for maps
1921	$self->link_multipart_objects;	2297	$self->link_multipart_objects;
1922	$self->difficulty ($self->estimate_difficulty)	2298	$self->difficulty ($self->estimate_difficulty)
1923	unless $self->difficulty;	2299	unless $self->difficulty;
1924	Coro::cede;	2300	cf::cede_to_tick;
1925		2301
1926	unless ($self->{deny_activate}) {	2302	unless ($self->{deny_activate}) {
1927	$self->decay_objects;	2303	$self->decay_objects;
1928	$self->fix_auto_apply;	2304	$self->fix_auto_apply;
1929	$self->update_buttons;	2305	$self->update_buttons;
1930	Coro::cede;	2306	cf::cede_to_tick;
1931	$self->set_darkness_map;	2307	#$self->activate; # no longer activate maps automatically
1932	Coro::cede;
1933	$self->activate;
1934	}	2308	}
1935		2309
1936	$self->{last_save} = $cf::RUNTIME;	2310	$self->{last_save} = $cf::RUNTIME;
1937	$self->last_access ($cf::RUNTIME);	2311	$self->last_access ($cf::RUNTIME);
1938
1939	$self->in_memory (cf::MAP_IN_MEMORY);
1940	}	2312	}
1941		2313
1942	$self->post_load;	2314	$self->post_load;
1943	}
1944		2315
		2316	1
		2317	}
		2318
		2319	# customize the map for a given player, i.e.
		2320	# return the _real_ map. used by e.g. per-player
		2321	# maps to change the path to ~playername/mappath
1945	sub customise_for {	2322	sub customise_for {
1946	my ($self, $ob) = @_;	2323	my ($self, $ob) = @_;
1947		2324
1948	return find "~" . $ob->name . "/" . $self->{path}	2325	return find "~" . $ob->name . "/" . $self->{path}
1949	if $self->per_player;	2326	if $self->per_player;
…		…
1952	# if $self->per_party;	2329	# if $self->per_party;
1953		2330
1954	$self	2331	$self
1955	}	2332	}
1956		2333
1957	# find and load all maps in the 3x3 area around a map
1958	sub load_diag {
1959	my ($map) = @_;
1960
1961	my @diag; # diagonal neighbours
1962
1963	for (0 .. 3) {
1964	my $neigh = $map->tile_path ($_)
1965	or next;
1966	$neigh = find $neigh, $map
1967	or next;
1968	$neigh->load;
1969
1970	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],
1971	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1972	}
1973
1974	for (@diag) {
1975	my $neigh = find @$_
1976	or next;
1977	$neigh->load;
1978	}
1979	}
1980
1981	sub find_sync {	2334	sub find_sync {
1982	my ($path, $origin) = @_;	2335	my ($path, $origin) = @_;
1983		2336
1984	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, $origin
1985	}	2342	}
1986		2343
1987	sub do_load_sync {	2344	sub do_load_sync {
1988	my ($map) = @_;	2345	my ($map) = @_;
1989		2346
1990	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;
1991	}	2352	}
1992		2353
1993	our %MAP_PREFETCH;	2354	our %MAP_PREFETCH;
1994	our $MAP_PREFETCHER = undef;	2355	our $MAP_PREFETCHER = undef;
1995		2356
1996	sub find_async {	2357	sub find_async {
1997	my ($path, $origin) = @_;	2358	my ($path, $origin, $load) = @_;
1998		2359
1999	$path = normalise $path, $origin && $origin->{path};	2360	$path = normalise $path, $origin;
2000		2361
2001	if (my $map = $cf::MAP{$path}) {	2362	if (my $map = $cf::MAP{$path}) {
2002	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2363	return $map if !$load || $map->linkable;
2003	}	2364	}
2004		2365
2005	undef $MAP_PREFETCH{$path};	2366	$MAP_PREFETCH{$path} |= $load;
		2367
2006	$MAP_PREFETCHER ||= cf::async {	2368	$MAP_PREFETCHER ||= cf::async {
		2369	$Coro::current->{desc} = "map prefetcher";
		2370
2007	while (%MAP_PREFETCH) {	2371	while (%MAP_PREFETCH) {
2008	for my $path (keys %MAP_PREFETCH) {	2372	while (my ($k, $v) = each %MAP_PREFETCH) {
2009	if (my $map = find $path) {	2373	if (my $map = find $k) {
2010	$map->load;	2374	$map->load if $v;
2011	}	2375	}
2012		2376
2013	delete $MAP_PREFETCH{$path};	2377	delete $MAP_PREFETCH{$k};
2014	}	2378	}
2015	}	2379	}
2016	undef $MAP_PREFETCHER;	2380	undef $MAP_PREFETCHER;
2017	};	2381	};
2018	$MAP_PREFETCHER->prio (6);	2382	$MAP_PREFETCHER->prio (6);
2019		2383
2020	()	2384	()
2021	}	2385	}
2022		2386
		2387	# common code, used by both ->save and ->swapout
2023	sub save {	2388	sub _save {
2024	my ($self) = @_;	2389	my ($self) = @_;
2025
2026	my $lock = cf::lock_acquire "map_data:" . $self->path;
2027		2390
2028	$self->{last_save} = $cf::RUNTIME;	2391	$self->{last_save} = $cf::RUNTIME;
2029		2392
2030	return unless $self->dirty;	2393	return unless $self->dirty;
2031		2394
…		…
2037	return if $self->{deny_save};	2400	return if $self->{deny_save};
2038		2401
2039	local $self->{last_access} = $self->last_access;#d#	2402	local $self->{last_access} = $self->last_access;#d#
2040		2403
2041	cf::async {	2404	cf::async {
		2405	$Coro::current->{desc} = "map player save";
2042	$_->contr->save for $self->players;	2406	$_->contr->save for $self->players;
2043	};	2407	};
		2408
		2409	cf::get_slot 0.02;
2044		2410
2045	if ($uniq) {	2411	if ($uniq) {
2046	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2412	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2047	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2413	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2048	} else {	2414	} else {
2049	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2415	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2050	}	2416	}
2051	}	2417	}
2052		2418
		2419	sub save {
		2420	my ($self) = @_;
		2421
		2422	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2423
		2424	$self->_save;
		2425	}
		2426
2053	sub swap_out {	2427	sub swap_out {
2054	my ($self) = @_;	2428	my ($self) = @_;
2055		2429
2056	# save first because save cedes
2057	$self->save;
2058
2059	my $lock = cf::lock_acquire "map_data:" . $self->path;	2430	my $lock = cf::lock_acquire "map_data:$self->{path}";
2060		2431
		2432	return if !$self->linkable;
		2433	return if $self->{deny_save};
2061	return if $self->players;	2434	return if $self->players;
2062	return if $self->in_memory != cf::MAP_IN_MEMORY;
2063	return if $self->{deny_save};
2064		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
2065	$self->clear;	2445	$self->clear;
2066	$self->in_memory (cf::MAP_SWAPPED);
2067	}	2446	}
2068		2447
2069	sub reset_at {	2448	sub reset_at {
2070	my ($self) = @_;	2449	my ($self) = @_;
2071		2450
…		…
2089		2468
2090	my $lock = cf::lock_acquire "map_data:$self->{path}";	2469	my $lock = cf::lock_acquire "map_data:$self->{path}";
2091		2470
2092	return if $self->players;	2471	return if $self->players;
2093		2472
2094	warn "resetting map ", $self->path;	2473	cf::trace "resetting map ", $self->path, "\n";
2095		2474
2096	$self->in_memory (cf::MAP_SWAPPED);	2475	$self->state (cf::MAP_SWAPPED);
2097		2476
2098	# need to save uniques path	2477	# need to save uniques path
2099	unless ($self->{deny_save}) {	2478	unless ($self->{deny_save}) {
2100	my $uniq = $self->uniq_path; utf8::encode $uniq;	2479	my $uniq = $self->uniq_path; utf8::encode $uniq;
2101		2480
…		…
2103	if $uniq;	2482	if $uniq;
2104	}	2483	}
2105		2484
2106	delete $cf::MAP{$self->path};	2485	delete $cf::MAP{$self->path};
2107		2486
		2487	$self->deactivate;
		2488	$_->clear_links_to ($self) for values %cf::MAP;
2108	$self->clear;	2489	$self->clear;
2109
2110	$_->clear_links_to ($self) for values %cf::MAP;
2111		2490
2112	$self->unlink_save;	2491	$self->unlink_save;
2113	$self->destroy;	2492	$self->destroy;
2114	}	2493	}
2115		2494
2116	my $nuke_counter = "aaaa";	2495	my $nuke_counter = "aaaa";
2117		2496
2118	sub nuke {	2497	sub nuke {
2119	my ($self) = @_;	2498	my ($self) = @_;
2120		2499
		2500	{
		2501	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2502
2121	delete $cf::MAP{$self->path};	2503	delete $cf::MAP{$self->path};
2122		2504
2123	$self->unlink_save;	2505	$self->unlink_save;
2124		2506
2125	bless $self, "cf::map";	2507	bless $self, "cf::map::wrap";
2126	delete $self->{deny_reset};	2508	delete $self->{deny_reset};
2127	$self->{deny_save} = 1;	2509	$self->{deny_save} = 1;
2128	$self->reset_timeout (1);	2510	$self->reset_timeout (1);
2129	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2511	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2130		2512
2131	$cf::MAP{$self->path} = $self;	2513	$cf::MAP{$self->path} = $self;
		2514	}
2132		2515
2133	$self->reset; # polite request, might not happen	2516	$self->reset; # polite request, might not happen
2134	}	2517	}
2135		2518
2136	=item $maps = cf::map::tmp_maps	2519	=item $maps = cf::map::tmp_maps
…		…
2178		2561
2179	sub unique_maps() {	2562	sub unique_maps() {
2180	[	2563	[
2181	map {	2564	map {
2182	utf8::decode $_;	2565	utf8::decode $_;
2183	/\.map$/	2566	s/\.map$//; # TODO future compatibility hack
		2567	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2568	? ()
2184	? normalise $_	2569	: normalise $_
2185	: ()
2186	} @{ aio_readdir $UNIQUEDIR or [] }	2570	} @{ aio_readdir $UNIQUEDIR or [] }
2187	]	2571	]
2188	}	2572	}
2189		2573
2190	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	}
2191		2605
2192	=back	2606	=back
2193		2607
2194	=head3 cf::object	2608	=head3 cf::object
2195		2609
…		…
2199		2613
2200	=over 4	2614	=over 4
2201		2615
2202	=item $ob->inv_recursive	2616	=item $ob->inv_recursive
2203		2617
2204	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.
2205		2620
2206	=cut	2621	=cut
2207		2622
2208	sub inv_recursive_;	2623	sub inv_recursive_;
2209	sub inv_recursive_ {	2624	sub inv_recursive_ {
…		…
2212		2627
2213	sub inv_recursive {	2628	sub inv_recursive {
2214	inv_recursive_ inv $_[0]	2629	inv_recursive_ inv $_[0]
2215	}	2630	}
2216		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
2217	package cf;	2660	package cf;
2218		2661
2219	=back	2662	=back
2220		2663
2221	=head3 cf::object::player	2664	=head3 cf::object::player
…		…
2227	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>
2228	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
2229	dialogue with the given NPC character.	2672	dialogue with the given NPC character.
2230		2673
2231	=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	};
2232		2689
2233	# rough implementation of a future "reply" method that works	2690	# rough implementation of a future "reply" method that works
2234	# with dialog boxes.	2691	# with dialog boxes.
2235	#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
2236	sub cf::object::player::reply($$$;$) {	2693	sub cf::object::player::reply($$$;$) {
…		…
2248	my $dialog = $pl->{npc_dialog};	2705	my $dialog = $pl->{npc_dialog};
2249	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2706	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2250		2707
2251	} else {	2708	} else {
2252	$msg = $npc->name . " says: $msg" if $npc;	2709	$msg = $npc->name . " says: $msg" if $npc;
2253	$self->message ($msg, $flags);	2710	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2254	}	2711	}
2255	}	2712	}
2256	}	2713	}
2257		2714
2258	=item $object->send_msg ($channel, $msg, $color, [extra...])	2715	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2283		2740
2284	=item $player_object->enter_link	2741	=item $player_object->enter_link
2285		2742
2286	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}>).
2287		2744
2288	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.
2289	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.
2290		2749
2291	Will never block.	2750	Will never block.
2292		2751
2293	=item $player_object->leave_link ($map, $x, $y)	2752	=item $player_object->leave_link ($map, $x, $y)
2294		2753
…		…
2314	sub cf::object::player::enter_link {	2773	sub cf::object::player::enter_link {
2315	my ($self) = @_;	2774	my ($self) = @_;
2316		2775
2317	$self->deactivate_recursive;	2776	$self->deactivate_recursive;
2318		2777
		2778	++$self->{_link_recursion};
		2779
2319	return if UNIVERSAL::isa $self->map, "ext::map_link";	2780	return if UNIVERSAL::isa $self->map, "ext::map_link";
2320		2781
2321	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2782	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2322	if $self->map && $self->map->{path} ne "{link}";	2783	if $self->map && $self->map->{path} ne "{link}";
2323		2784
2324	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2785	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2325	}	2786	}
2326		2787
2327	sub cf::object::player::leave_link {	2788	sub cf::object::player::leave_link {
2328	my ($self, $map, $x, $y) = @_;	2789	my ($self, $map, $x, $y) = @_;
2329		2790
…		…
2346	($x, $y) = (-1, -1)	2807	($x, $y) = (-1, -1)
2347	unless (defined $x) && (defined $y);	2808	unless (defined $x) && (defined $y);
2348		2809
2349	# use -1 or undef as default coordinates, not 0, 0	2810	# use -1 or undef as default coordinates, not 0, 0
2350	($x, $y) = ($map->enter_x, $map->enter_y)	2811	($x, $y) = ($map->enter_x, $map->enter_y)
2351	if $x <=0 && $y <= 0;	2812	if $x <= 0 && $y <= 0;
2352		2813
2353	$map->load;	2814	$map->load;
2354	$map->load_diag;
2355		2815
2356	return unless $self->contr->active;	2816	return unless $self->contr->active;
2357	$self->activate_recursive;
2358		2817
2359	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2818	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2360	$self->enter_map ($map, $x, $y);	2819	if ($self->enter_map ($map, $x, $y)) {
2361	}	2820	# entering was successful
		2821	delete $self->{_link_recursion};
		2822	# only activate afterwards, to support waiting in hooks
		2823	$self->activate_recursive;
		2824	}
2362		2825
		2826	}
		2827
2363	=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)]])
2364		2829
2365	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
2366	her, loading and preparing them map, calling the provided $check callback	2831	her, loading and preparing them map, calling the provided $check callback
2367	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
2368	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
2369	be called at the end of this process.	2834	be called at the end of this process.
2370		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
2371	=cut	2839	=cut
2372		2840
2373	our $GOTOGEN;	2841	our $GOTOGEN;
2374		2842
2375	sub cf::object::player::goto {	2843	sub cf::object::player::goto {
2376	my ($self, $path, $x, $y, $check, $done) = @_;	2844	my ($self, $path, $x, $y, $check, $done) = @_;
2377		2845
		2846	if ($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
2378	# 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
2379	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2853	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2380		2854
2381	$self->enter_link;	2855	$self->enter_link;
2382		2856
2383	(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
2384	my $map = eval {	2879	my $map = eval {
2385	my $map = cf::map::find $path;	2880	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2386		2881
2387	if ($map) {	2882	if ($map) {
2388	$map = $map->customise_for ($self);	2883	$map = $map->customise_for ($self);
2389	$map = $check->($map) if $check && $map;	2884	$map = $check->($map, $x, $y, $self) if $check && $map;
2390	} else {	2885	} else {
2391	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2886	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2392	}	2887	}
2393		2888
2394	$map	2889	$map
2395	};	2890	};
2396		2891
…		…
2402	if ($gen == $self->{_goto_generation}) {	2897	if ($gen == $self->{_goto_generation}) {
2403	delete $self->{_goto_generation};	2898	delete $self->{_goto_generation};
2404	$self->leave_link ($map, $x, $y);	2899	$self->leave_link ($map, $x, $y);
2405	}	2900	}
2406		2901
2407	$done->() if $done;	2902	$done->($self) if $done;
2408	})->prio (1);	2903	})->prio (1);
2409	}	2904	}
2410		2905
2411	=item $player_object->enter_exit ($exit_object)	2906	=item $player_object->enter_exit ($exit_object)
2412		2907
…		…
2432	}	2927	}
2433		2928
2434	sub prepare_random_map {	2929	sub prepare_random_map {
2435	my ($exit) = @_;	2930	my ($exit) = @_;
2436		2931
2437	my $guard = cf::lock_acquire "exit_prepare:$exit";
2438
2439	# all this does is basically replace the /! path by	2932	# all this does is basically replace the /! path by
2440	# a new random map path (?random/...) with a seed	2933	# a new random map path (?random/...) with a seed
2441	# that depends on the exit object	2934	# that depends on the exit object
2442		2935
2443	my $rmp = parse_random_map_params $exit->msg;	2936	my $rmp = parse_random_map_params $exit->msg;
…		…
2445	if ($exit->map) {	2938	if ($exit->map) {
2446	$rmp->{region} = $exit->region->name;	2939	$rmp->{region} = $exit->region->name;
2447	$rmp->{origin_map} = $exit->map->path;	2940	$rmp->{origin_map} = $exit->map->path;
2448	$rmp->{origin_x} = $exit->x;	2941	$rmp->{origin_x} = $exit->x;
2449	$rmp->{origin_y} = $exit->y;	2942	$rmp->{origin_y} = $exit->y;
		2943
		2944	$exit->map->touch;
2450	}	2945	}
2451		2946
2452	$rmp->{random_seed} ||= $exit->random_seed;	2947	$rmp->{random_seed} ||= $exit->random_seed;
2453		2948
2454	my $data = cf::to_json $rmp;	2949	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2455	my $md5 = Digest::MD5::md5_hex $data;	2950	my $md5 = Digest::MD5::md5_hex $data;
2456	my $meta = "$RANDOMDIR/$md5.meta";	2951	my $meta = "$RANDOMDIR/$md5.meta";
2457		2952
2458	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2953	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2459	aio_write $fh, 0, (length $data), $data, 0;	2954	aio_write $fh, 0, (length $data), $data, 0;
2460	undef $fh;	2955	undef $fh;
2461	aio_rename "$meta~", $meta;	2956	aio_rename "$meta~", $meta;
2462		2957
		2958	my $slaying = "?random/$md5";
		2959
		2960	if ($exit->valid) {
2463	$exit->slaying ("?random/$md5");	2961	$exit->slaying ("?random/$md5");
2464	$exit->msg (undef);	2962	$exit->msg (undef);
		2963	}
2465	}	2964	}
2466	}	2965	}
2467		2966
2468	sub cf::object::player::enter_exit {	2967	sub cf::object::player::enter_exit {
2469	my ($self, $exit) = @_;	2968	my ($self, $exit) = @_;
2470		2969
2471	return unless $self->type == cf::PLAYER;	2970	return unless $self->type == cf::PLAYER;
2472		2971
2473	if ($exit->slaying eq "/!") {
2474	#TODO: this should de-fi-ni-te-ly not be a sync-job
2475	# the problem is that $exit might not survive long enough
2476	# so it needs to be done right now, right here
2477	cf::sync_job { prepare_random_map $exit };
2478	}
2479
2480	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2481	my $hp = $exit->stats->hp;
2482	my $sp = $exit->stats->sp;
2483
2484	$self->enter_link;	2972	$self->enter_link;
2485		2973
2486	# if exit is damned, update players death & WoR home-position
2487	$self->contr->savebed ($slaying, $hp, $sp)
2488	if $exit->flag (FLAG_DAMNED);
2489
2490	(async {	2974	(async {
2491	$self->deactivate_recursive; # just to be sure	2975	$Coro::current->{desc} = "enter_exit";
		2976
2492	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
2493	$self->goto ($slaying, $hp, $sp);	3007	$self->goto ($map, $x, $y);
2494		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
2495	1;	3013	1
2496	}) {	3014	}) {
2497	$self->message ("Something went wrong deep within the crossfire server. "	3015	$self->message ("Something went wrong deep within the deliantra server. "
2498	. "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. "
2499	. "Please report this to the dungeon master!",	3017	. "Please report this to the dungeon master!",
2500	cf::NDI_UNIQUE | cf::NDI_RED);	3018	cf::NDI_UNIQUE | cf::NDI_RED);
2501		3019
2502	warn "ERROR in enter_exit: $@";	3020	error "ERROR in enter_exit: $@";
2503	$self->leave_link;	3021	$self->leave_link;
2504	}	3022	}
2505	})->prio (1);	3023	})->prio (1);
2506	}	3024	}
2507		3025
…		…
2519	sub cf::client::send_drawinfo {	3037	sub cf::client::send_drawinfo {
2520	my ($self, $text, $flags) = @_;	3038	my ($self, $text, $flags) = @_;
2521		3039
2522	utf8::encode $text;	3040	utf8::encode $text;
2523	$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);
2524	}	3067	}
2525		3068
2526	=item $client->send_msg ($channel, $msg, $color, [extra...])	3069	=item $client->send_msg ($channel, $msg, $color, [extra...])
2527		3070
2528	Send a drawinfo or msg packet to the client, formatting the msg for the	3071	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2530	the message, with C<log> being the default. If C<$color> is negative, suppress	3073	the message, with C<log> being the default. If C<$color> is negative, suppress
2531	the message unless the client supports the msg packet.	3074	the message unless the client supports the msg packet.
2532		3075
2533	=cut	3076	=cut
2534		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" => $CHAT_CHANNEL,
		3190	);
		3191
2535	sub cf::client::send_msg {	3192	sub cf::client::send_msg {
2536	my ($self, $channel, $msg, $color, @extra) = @_;	3193	my ($self, $channel, $msg, $color, @extra) = @_;
2537		3194
2538	$msg = $self->pl->expand_cfpod ($msg);	3195	$msg = $self->pl->expand_cfpod ($msg)
		3196	unless $color & cf::NDI_VERBATIM;
2539		3197
2540	$color &= cf::NDI_CLIENT_MASK; # just in case...	3198	$color &= cf::NDI_CLIENT_MASK; # just in case...
2541		3199
		3200	# check predefined channels, for the benefit of C
		3201	if ($CHANNEL{$channel}) {
		3202	$channel = $CHANNEL{$channel};
		3203
		3204	$self->ext_msg (channel_info => $channel);
		3205	$channel = $channel->{id};
		3206
2542	if (ref $channel) {	3207	} elsif (ref $channel) {
2543	# send meta info to client, if not yet sent	3208	# send meta info to client, if not yet sent
2544	unless (exists $self->{channel}{$channel->{id}}) {	3209	unless (exists $self->{channel}{$channel->{id}}) {
2545	$self->{channel}{$channel->{id}} = $channel;	3210	$self->{channel}{$channel->{id}} = $channel;
2546	$self->ext_msg (channel_info => $channel);	3211	$self->ext_msg (channel_info => $channel);
2547	}	3212	}
…		…
2549	$channel = $channel->{id};	3214	$channel = $channel->{id};
2550	}	3215	}
2551		3216
2552	return unless @extra || length $msg;	3217	return unless @extra || length $msg;
2553		3218
2554	if ($self->can_msg) {
2555	# default colour, mask it out	3219	# default colour, mask it out
2556	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3220	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2557	if $color & cf::NDI_DEF;	3221	if $color & cf::NDI_DEF;
2558		3222
2559	$self->send_packet ("msg " . $self->{json_coder}->encode (	3223	my $pkt = "msg "
		3224	. $self->{json_coder}->encode (
2560	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3225	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2561	} else {	3226	);
2562	if ($color >= 0) {
2563	# replace some tags by gcfclient-compatible ones
2564	for ($msg) {
2565	1 while
2566	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2567	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2568	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2569	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2570	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2571	}
2572		3227
2573	$color &= cf::NDI_COLOR_MASK;	3228	$self->send_big_packet ($pkt);
2574
2575	utf8::encode $msg;
2576
2577	if (0 && $msg =~ /\[/) {
2578	$self->send_packet ("drawextinfo $color 4 0 $msg")
2579	} else {
2580	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2581	$self->send_packet ("drawinfo $color $msg")
2582	}
2583	}
2584	}
2585	}	3229	}
2586		3230
2587	=item $client->ext_msg ($type, @msg)	3231	=item $client->ext_msg ($type, @msg)
2588		3232
2589	Sends an ext event to the client.	3233	Sends an ext event to the client.
…		…
2591	=cut	3235	=cut
2592		3236
2593	sub cf::client::ext_msg($$@) {	3237	sub cf::client::ext_msg($$@) {
2594	my ($self, $type, @msg) = @_;	3238	my ($self, $type, @msg) = @_;
2595		3239
2596	my $extcmd = $self->extcmd;
2597
2598	if ($extcmd == 2) {	3240	if ($self->extcmd == 2) {
2599	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3241	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2600	} elsif ($extcmd == 1) { # TODO: remove	3242	} elsif ($self->extcmd == 1) { # TODO: remove
2601	push @msg, msgtype => "event_$type";	3243	push @msg, msgtype => "event_$type";
2602	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3244	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2603	}	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
		3257	return unless $self->extcmd == 2;
		3258
		3259	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2604	}	3260	}
2605		3261
2606	=item $success = $client->query ($flags, "text", \&cb)	3262	=item $success = $client->query ($flags, "text", \&cb)
2607		3263
2608	Queues a query to the client, calling the given callback with	3264	Queues a query to the client, calling the given callback with
…		…
2663	my ($ns, $buf) = @_;	3319	my ($ns, $buf) = @_;
2664		3320
2665	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3321	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2666		3322
2667	if (ref $msg) {	3323	if (ref $msg) {
2668	my ($type, $reply, @payload) =	3324	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
2669	"ARRAY" eq ref $msg	3325
2670	? @$msg	3326	my @reply;
2671	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2672		3327
2673	if (my $cb = $EXTICMD{$type}) {	3328	if (my $cb = $EXTICMD{$type}) {
2674	my @reply = $cb->($ns, @payload);	3329	@reply = $cb->($ns, @payload);
2675
2676	$ns->ext_reply ($reply, @reply)
2677	if $reply;
2678	}	3330	}
		3331
		3332	$ns->ext_reply ($reply, @reply)
		3333	if $reply;
		3334
2679	} else {	3335	} else {
2680	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";
2681	}	3337	}
2682		3338
2683	cf::override;	3339	cf::override;
2684	},	3340	},
2685	);	3341	);
…		…
2705		3361
2706	$coro	3362	$coro
2707	}	3363	}
2708		3364
2709	cf::client->attach (	3365	cf::client->attach (
2710	on_destroy => sub {	3366	on_client_destroy => sub {
2711	my ($ns) = @_;	3367	my ($ns) = @_;
2712		3368
2713	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3369	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2714	},	3370	},
2715	);	3371	);
…		…
2731	our $safe_hole = new Safe::Hole;	3387	our $safe_hole = new Safe::Hole;
2732		3388
2733	$SIG{FPE} = 'IGNORE';	3389	$SIG{FPE} = 'IGNORE';
2734		3390
2735	$safe->permit_only (Opcode::opset qw(	3391	$safe->permit_only (Opcode::opset qw(
2736	:base_core :base_mem :base_orig :base_math	3392	:base_core :base_mem :base_orig :base_math :base_loop
2737	grepstart grepwhile mapstart mapwhile	3393	grepstart grepwhile mapstart mapwhile
2738	sort time	3394	sort time
2739	));	3395	));
2740		3396
2741	# here we export the classes and methods available to script code	3397	# here we export the classes and methods available to script code
…		…
2743	=pod	3399	=pod
2744		3400
2745	The following functions and methods are available within a safe environment:	3401	The following functions and methods are available within a safe environment:
2746		3402
2747	cf::object	3403	cf::object
2748	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
2749	insert remove	3405	insert remove name archname title slaying race decrease split
		3406	value
2750		3407
2751	cf::object::player	3408	cf::object::player
2752	player	3409	player
2753		3410
2754	cf::player	3411	cf::player
…		…
2759		3416
2760	=cut	3417	=cut
2761		3418
2762	for (	3419	for (
2763	["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
2764	insert remove inv)],	3421	insert remove inv nrof name archname title slaying race
		3422	decrease split destroy change_exp value msg lore send_msg)],
2765	["cf::object::player" => qw(player)],	3423	["cf::object::player" => qw(player)],
2766	["cf::player" => qw(peaceful)],	3424	["cf::player" => qw(peaceful send_msg)],
2767	["cf::map" => qw(trigger)],	3425	["cf::map" => qw(trigger)],
2768	) {	3426	) {
2769	no strict 'refs';
2770	my ($pkg, @funs) = @$_;	3427	my ($pkg, @funs) = @$_;
2771	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3428	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2772	for @funs;	3429	for @funs;
2773	}	3430	}
2774		3431
…		…
2789		3446
2790	my $qcode = $code;	3447	my $qcode = $code;
2791	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3448	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2792	$qcode =~ s/\n/\\n/g;	3449	$qcode =~ s/\n/\\n/g;
2793		3450
		3451	%vars = (_dummy => 0) unless %vars;
		3452
		3453	my @res;
2794	local $_;	3454	local $_;
2795	local @safe::cf::_safe_eval_args = values %vars;
2796		3455
2797	my $eval =	3456	my $eval =
2798	"do {\n"	3457	"do {\n"
2799	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3458	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2800	. "#line 0 \"{$qcode}\"\n"	3459	. "#line 0 \"{$qcode}\"\n"
2801	. $code	3460	. $code
2802	. "\n}"	3461	. "\n}"
2803	;	3462	;
2804		3463
		3464	if ($CFG{safe_eval}) {
2805	sub_generation_inc;	3465	sub_generation_inc;
		3466	local @safe::cf::_safe_eval_args = values %vars;
2806	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3467	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2807	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	}
2808		3473
2809	if ($@) {	3474	if ($@) {
2810	warn "$@";	3475	warn "$@",
2811	warn "while executing safe code '$code'\n";	3476	"while executing safe code '$code'\n",
2812	warn "with arguments " . (join " ", %vars) . "\n";	3477	"with arguments " . (join " ", %vars) . "\n";
2813	}	3478	}
2814		3479
2815	wantarray ? @res : $res[0]	3480	wantarray ? @res : $res[0]
2816	}	3481	}
2817		3482
…		…
2831	=cut	3496	=cut
2832		3497
2833	sub register_script_function {	3498	sub register_script_function {
2834	my ($fun, $cb) = @_;	3499	my ($fun, $cb) = @_;
2835		3500
2836	no strict 'refs';	3501	$fun = "safe::$fun" if $CFG{safe_eval};
2837	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3502	*$fun = $safe_hole->wrap ($cb);
2838	}	3503	}
2839		3504
2840	=back	3505	=back
2841		3506
2842	=cut	3507	=cut
2843		3508
2844	#############################################################################	3509	#############################################################################
2845	# the server's init and main functions	3510	# the server's init and main functions
2846		3511
		3512	our %FACEHASH; # hash => idx, #d# HACK for http server
		3513
2847	sub load_facedata($) {	3514	sub load_facedata($) {
2848	my ($path) = @_;	3515	my ($path) = @_;
2849		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
2850	warn "loading facedata from $path\n";	3523	trace "loading facedata from $path\n";
2851		3524
2852	my $facedata;	3525	my $facedata = decode_storable load_file $path;
2853	0 < aio_load $path, $facedata
2854	or die "$path: $!";
2855
2856	$facedata = Coro::Storable::thaw $facedata;
2857		3526
2858	$facedata->{version} == 2	3527	$facedata->{version} == 2
2859	or cf::cleanup "$path: version mismatch, cannot proceed.";	3528	or cf::cleanup "$path: version mismatch, cannot proceed.";
2860		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 => (Digest::MD5::md5 $exp_table),
		3536	};
		3537	cf::cede_to_tick;
		3538
2861	{	3539	{
2862	my $faces = $facedata->{faceinfo};	3540	my $faces = $facedata->{faceinfo};
2863		3541
2864	while (my ($face, $info) = each %$faces) {	3542	for my $face (sort keys %$faces) {
		3543	my $info = $faces->{$face};
2865	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3544	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3545
2866	cf::face::set_visibility $idx, $info->{visibility};	3546	cf::face::set_visibility $idx, $info->{visibility};
2867	cf::face::set_magicmap $idx, $info->{magicmap};	3547	cf::face::set_magicmap $idx, $info->{magicmap};
2868	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3548	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2869	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#
2870		3552
2871	cf::cede_to_tick;	3553	cf::cede_to_tick;
2872	}	3554	}
2873		3555
2874	while (my ($face, $info) = each %$faces) {	3556	while (my ($face, $info) = each %$faces) {
2875	next unless $info->{smooth};	3557	next unless $info->{smooth};
		3558
2876	my $idx = cf::face::find $face	3559	my $idx = cf::face::find $face
2877	or next;	3560	or next;
		3561
2878	if (my $smooth = cf::face::find $info->{smooth}) {	3562	if (my $smooth = cf::face::find $info->{smooth}) {
2879	cf::face::set_smooth $idx, $smooth;	3563	cf::face::set_smooth $idx, $smooth;
2880	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3564	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2881	} else {	3565	} else {
2882	warn "smooth face '$info->{smooth}' not found for face '$face'";	3566	error "smooth face '$info->{smooth}' not found for face '$face'";
2883	}	3567	}
2884		3568
2885	cf::cede_to_tick;	3569	cf::cede_to_tick;
2886	}	3570	}
2887	}	3571	}
…		…
2896		3580
2897	cf::anim::invalidate_all; # d'oh	3581	cf::anim::invalidate_all; # d'oh
2898	}	3582	}
2899		3583
2900	{	3584	{
2901	# TODO: for gcfclient pleasure, we should give resources
2902	# that gcfclient doesn't grok a >10000 face index.
2903	my $res = $facedata->{resource};	3585	my $res = $facedata->{resource};
2904	my $enc = JSON::XS->new->utf8->canonical;
2905
2906	my $soundconf = delete $res->{"res/sound.conf"};
2907		3586
2908	while (my ($name, $info) = each %$res) {	3587	while (my ($name, $info) = each %$res) {
2909	my $meta = $enc->encode ({	3588	if (defined (my $type = $info->{type})) {
2910	name => $name,	3589	# TODO: different hash - must free and use new index, or cache ixface data queue
2911	%{ $info->{meta} || {} },
2912	});
2913
2914	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3590	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2915		3591
2916	if ($info->{type} & 1) {
2917	# prepend meta info
2918
2919	my $data = pack "(w/a*)*", $meta, $info->{data};
2920	my $chk = Digest::MD5::md5 "$info->{chksum},$meta"; # mangle data checksum and metadata
2921
2922	cf::face::set_data $idx, 0, $data, $chk;	3592	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
		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#
2923	} else {	3596	} else {
2924	cf::face::set_data $idx, 0, $info->{data}, $info->{chksum};	3597	# $RESOURCE{$name} = $info; # unused
2925	}	3598	}
2926		3599
2927	cf::face::set_type $idx, $info->{type};
2928
2929	cf::cede_to_tick;	3600	cf::cede_to_tick;
2930	}	3601	}
2931
2932	if ($soundconf) {
2933	$soundconf = $enc->decode (delete $soundconf->{data});
2934
2935	for (0 .. SOUND_CAST_SPELL_0 - 1) {
2936	my $sound = $soundconf->{compat}[$_]
2937	or next;
2938
2939	my $face = cf::face::find "sound/$sound->[1]";
2940	cf::sound::set $sound->[0] => $face;
2941	cf::sound::old_sound_index $_, $face; # gcfclient-compat
2942	}
2943
2944	while (my ($k, $v) = each %{$soundconf->{event}}) {
2945	my $face = cf::face::find "sound/$v";
2946	cf::sound::set $k => $face;
2947	}
2948	}
2949	}	3602	}
		3603
		3604	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
2950		3605
2951	1	3606	1
2952	}	3607	}
2953		3608
2954	register_exticmd fx_want => sub {	3609	register_exticmd fx_want => sub {
…		…
2957	while (my ($k, $v) = each %$want) {	3612	while (my ($k, $v) = each %$want) {
2958	$ns->fx_want ($k, $v);	3613	$ns->fx_want ($k, $v);
2959	}	3614	}
2960	};	3615	};
2961		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
2962	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
2963	load_resource_file "$MAPDIR/regions"	3632	load_resource_file "$MAPDIR/regions"
2964	or die "unable to load regions file\n";	3633	or die "unable to load regions file\n";
2965		3634
2966	for (cf::region::list) {	3635	for (cf::region::list) {
2967	$_->{match} = qr/$_->{match}/	3636	$_->{match} = qr/$_->{match}/
…		…
2975	}	3644	}
2976		3645
2977	sub reload_archetypes {	3646	sub reload_archetypes {
2978	load_resource_file "$DATADIR/archetypes"	3647	load_resource_file "$DATADIR/archetypes"
2979	or die "unable to load archetypes\n";	3648	or die "unable to load archetypes\n";
2980	#d# NEED to laod twice to resolve forward references
2981	# this really needs to be done in an extra post-pass
2982	# (which needs to be synchronous, so solve it differently)
2983	load_resource_file "$DATADIR/archetypes"
2984	or die "unable to load archetypes\n";
2985	}	3649	}
2986		3650
2987	sub reload_treasures {	3651	sub reload_treasures {
2988	load_resource_file "$DATADIR/treasures"	3652	load_resource_file "$DATADIR/treasures"
2989	or die "unable to load treasurelists\n";	3653	or die "unable to load treasurelists\n";
2990	}	3654	}
2991		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
2992	sub reload_resources {	3676	sub reload_resources {
2993	warn "reloading resource files...\n";	3677	trace "reloading resource files...\n";
2994		3678
		3679	reload_exp_table;
		3680	reload_materials;
		3681	reload_facedata;
		3682	reload_sound;
		3683	reload_archetypes;
2995	reload_regions;	3684	reload_regions;
2996	reload_facedata;
2997	#reload_archetypes;#d#
2998	reload_archetypes;
2999	reload_treasures;	3685	reload_treasures;
3000		3686
3001	warn "finished reloading resource files\n";	3687	trace "finished reloading resource files\n";
3002	}	3688	}
3003		3689
3004	sub init {	3690	sub reload_config {
3005	reload_resources;	3691	trace "reloading config file...\n";
3006	}
3007		3692
3008	sub cfg_load {	3693	my $config = load_file "$CONFDIR/config";
3009	open my $fh, "<:utf8", "$CONFDIR/config"	3694	utf8::decode $config;
3010	or return;	3695	*CFG = decode_yaml $config;
3011		3696
3012	local $/;
3013	*CFG = YAML::Syck::Load <$fh>;
3014
3015	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3697	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3016		3698
3017	$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};
3018	$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};
3019		3701
3020	if (exists $CFG{mlockall}) {	3702	if (exists $CFG{mlockall}) {
…		…
3024	};	3706	};
3025	warn $@ if $@;	3707	warn $@ if $@;
3026	}	3708	}
3027	}	3709	}
3028		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
3029	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
3030	# we must not ever block the main coroutine	3749	# we must not ever block the main coroutine
3031	local $Coro::idle = sub {	3750	$Coro::idle = sub {
3032	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#
3033	(async {	3752	(async {
3034	Event::one_event;	3753	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3754	EV::loop EV::LOOP_ONESHOT;
3035	})->prio (Coro::PRIO_MAX);	3755	})->prio (Coro::PRIO_MAX);
3036	};	3756	};
3037		3757
3038	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;
3039	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
3040	load_extensions;	3781	load_extensions;
3041		3782
3042	$TICK_WATCHER->start;	3783	utime time, time, $RUNTIMEFILE;
3043	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;
3044	}	3800	}
3045		3801
3046	#############################################################################	3802	#############################################################################
3047	# initialisation and cleanup	3803	# initialisation and cleanup
3048		3804
3049	# install some emergency cleanup handlers	3805	# install some emergency cleanup handlers
3050	BEGIN {	3806	BEGIN {
		3807	our %SIGWATCHER = ();
3051	for my $signal (qw(INT HUP TERM)) {	3808	for my $signal (qw(INT HUP TERM)) {
3052	Event->signal (	3809	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3053	reentrant => 0,
3054	data => WF_AUTOCANCEL,
3055	signal => $signal,
3056	prio => 0,
3057	cb => sub {
3058	cf::cleanup "SIG$signal";	3810	cf::cleanup "SIG$signal";
3059	},
3060	);	3811	};
3061	}	3812	}
3062	}	3813	}
3063		3814
3064	sub write_runtime {	3815	sub write_runtime_sync {
3065	my $runtime = "$LOCALDIR/runtime";	3816	my $t0 = AE::time;
3066		3817
3067	# first touch the runtime file to show we are still running:	3818	# first touch the runtime file to show we are still running:
3068	# the fsync below can take a very very long time.	3819	# the fsync below can take a very very long time.
3069		3820
3070	IO::AIO::aio_utime $runtime, undef, undef;	3821	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3071		3822
3072	my $guard = cf::lock_acquire "write_runtime";	3823	my $guard = cf::lock_acquire "write_runtime";
3073		3824
3074	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3825	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3075	or return;	3826	or return;
3076		3827
3077	my $value = $cf::RUNTIME + 90 + 10;	3828	my $value = $cf::RUNTIME + 90 + 10;
3078	# 10 is the runtime save interval, for a monotonic clock	3829	# 10 is the runtime save interval, for a monotonic clock
3079	# 60 allows for the watchdog to kill the server.	3830	# 60 allows for the watchdog to kill the server.
…		…
3089	aio_utime $fh, undef, undef;	3840	aio_utime $fh, undef, undef;
3090		3841
3091	close $fh	3842	close $fh
3092	or return;	3843	or return;
3093		3844
3094	aio_rename "$runtime~", $runtime	3845	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3095	and return;	3846	and return;
3096		3847
3097	warn "runtime file written.\n";	3848	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3098		3849
3099	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 };
3100	}	3901	}
3101		3902
3102	sub emergency_save() {	3903	sub emergency_save() {
3103	my $freeze_guard = cf::freeze_mainloop;	3904	my $freeze_guard = cf::freeze_mainloop;
3104		3905
3105	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;
3106		3912
3107	cf::sync_job {	3913	cf::sync_job {
		3914	cf::write_runtime_sync; # external watchdog should not bark
		3915
3108	# use a peculiar iteration method to avoid tripping on perl	3916	# use a peculiar iteration method to avoid tripping on perl
3109	# refcount bugs in for. also avoids problems with players	3917	# refcount bugs in for. also avoids problems with players
3110	# and maps saved/destroyed asynchronously.	3918	# and maps saved/destroyed asynchronously.
3111	warn "begin emergency player save\n";	3919	info "emergency_perl_save: begin player save\n";
3112	for my $login (keys %cf::PLAYER) {	3920	for my $login (keys %cf::PLAYER) {
3113	my $pl = $cf::PLAYER{$login} or next;	3921	my $pl = $cf::PLAYER{$login} or next;
3114	$pl->valid or next;	3922	$pl->valid or next;
		3923	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3115	$pl->save;	3924	$pl->save;
3116	}	3925	}
3117	warn "end emergency player save\n";	3926	info "emergency_perl_save: end player save\n";
3118		3927
3119	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";
3120	for my $path (keys %cf::MAP) {	3931	for my $path (keys %cf::MAP) {
3121	my $map = $cf::MAP{$path} or next;	3932	my $map = $cf::MAP{$path} or next;
3122	$map->valid or next;	3933	$map->valid or next;
3123	$map->save;	3934	$map->save;
3124	}	3935	}
3125	warn "end emergency map save\n";	3936	info "emergency_perl_save: end map save\n";
3126		3937
3127	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";
3128	BDB::db_env_txn_checkpoint $DB_ENV;	3941	BDB::db_env_txn_checkpoint $DB_ENV;
3129	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
3130	};	3966	};
3131		3967
3132	warn "leave emergency perl save\n";	3968	info "emergency_perl_save: leave\n";
3133	}	3969	}
3134		3970
3135	sub post_cleanup {	3971	sub post_cleanup {
3136	my ($make_core) = @_;	3972	my ($make_core) = @_;
3137		3973
		3974	IO::AIO::flush;
		3975
3138	warn Carp::longmess "post_cleanup backtrace"	3976	error Carp::longmess "post_cleanup backtrace"
3139	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	}
3140	}	4006	}
3141		4007
3142	sub do_reload_perl() {	4008	sub do_reload_perl() {
3143	# can/must only be called in main	4009	# can/must only be called in main
3144	if ($Coro::current != $Coro::main) {	4010	unless (in_main) {
3145	warn "can only reload from main coroutine";	4011	error "can only reload from main coroutine";
3146	return;	4012	return;
3147	}	4013	}
3148		4014
3149	warn "reloading...";	4015	return if $RELOAD++;
3150		4016
3151	warn "entering sync_job";	4017	my $t1 = AE::time;
3152		4018
		4019	while ($RELOAD) {
		4020	cf::get_slot 0.1, -1, "reload_perl";
		4021	info "perl_reload: reloading...";
		4022
		4023	trace "perl_reload: entering sync_job";
		4024
3153	cf::sync_job {	4025	cf::sync_job {
3154	cf::write_runtime; # external watchdog should not bark
3155	cf::emergency_save;	4026	#cf::emergency_save;
3156	cf::write_runtime; # external watchdog should not bark
3157		4027
3158	warn "syncing database to disk";
3159	BDB::db_env_txn_checkpoint $DB_ENV;
3160
3161	# if anything goes wrong in here, we should simply crash as we already saved
3162
3163	warn "cancelling all WF_AUTOCANCEL watchers";
3164	for (Event::all_watchers) {
3165	$_->cancel if $_->data & WF_AUTOCANCEL;
3166	}
3167
3168	warn "flushing outstanding aio requests";
3169	for (;;) {
3170	BDB::flush;
3171	IO::AIO::flush;
3172	Coro::cede;
3173	last unless IO::AIO::nreqs || BDB::nreqs;
3174	warn "iterate...";
3175	}
3176
3177	++$RELOAD;
3178
3179	warn "cancelling all extension coros";	4028	trace "perl_reload: cancelling all extension coros";
3180	$_->cancel for values %EXT_CORO;	4029	$_->cancel for values %EXT_CORO;
3181	%EXT_CORO = ();	4030	%EXT_CORO = ();
3182		4031
3183	warn "removing commands";	4032	trace "perl_reload: removing commands";
3184	%COMMAND = ();	4033	%COMMAND = ();
3185		4034
3186	warn "removing ext/exti commands";	4035	trace "perl_reload: removing ext/exti commands";
3187	%EXTCMD = ();	4036	%EXTCMD = ();
3188	%EXTICMD = ();	4037	%EXTICMD = ();
3189		4038
3190	warn "unloading/nuking all extensions";	4039	trace "perl_reload: unloading/nuking all extensions";
3191	for my $pkg (@EXTS) {	4040	for my $pkg (@EXTS) {
3192	warn "... unloading $pkg";	4041	trace "... unloading $pkg";
3193		4042
3194	if (my $cb = $pkg->can ("unload")) {	4043	if (my $cb = $pkg->can ("unload")) {
3195	eval {	4044	eval {
3196	$cb->($pkg);	4045	$cb->($pkg);
3197	1	4046	1
3198	} 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;
3199	}	4052	}
3200		4053
3201	warn "... nuking $pkg";
3202	Symbol::delete_package $pkg;
3203	}
3204
3205	warn "unloading all perl modules loaded from $LIBDIR";	4054	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3206	while (my ($k, $v) = each %INC) {	4055	while (my ($k, $v) = each %INC) {
3207	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4056	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3208		4057
3209	warn "... unloading $k";	4058	trace "... unloading $k";
3210	delete $INC{$k};	4059	delete $INC{$k};
3211		4060
3212	$k =~ s/\.pm$//;	4061	$k =~ s/\.pm$//;
3213	$k =~ s/\//::/g;	4062	$k =~ s/\//::/g;
3214		4063
3215	if (my $cb = $k->can ("unload_module")) {	4064	if (my $cb = $k->can ("unload_module")) {
3216	$cb->();	4065	$cb->();
		4066	}
		4067
		4068	clear_package $k;
3217	}	4069	}
3218		4070
3219	Symbol::delete_package $k;
3220	}
3221
3222	warn "getting rid of safe::, as good as possible";	4071	trace "perl_reload: getting rid of safe::, as good as possible";
3223	Symbol::delete_package "safe::$_"	4072	clear_package "safe::$_"
3224	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);
3225		4074
3226	warn "unloading cf.pm \"a bit\"";	4075	trace "perl_reload: unloading cf.pm \"a bit\"";
3227	delete $INC{"cf.pm"};	4076	delete $INC{"cf.pm"};
3228	delete $INC{"cf/pod.pm"};	4077	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3229		4078
3230	# don't, removes xs symbols, too,	4079	# don't, removes xs symbols, too,
3231	# and global variables created in xs	4080	# and global variables created in xs
3232	#Symbol::delete_package __PACKAGE__;	4081	#clear_package __PACKAGE__;
3233		4082
3234	warn "unload completed, starting to reload now";	4083	info "perl_reload: unload completed, starting to reload now";
3235		4084
3236	warn "reloading cf.pm";	4085	trace "perl_reload: reloading cf.pm";
3237	require cf;	4086	require cf;
3238	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4087	cf::_connect_to_perl_1;
3239		4088
3240	warn "loading config and database again";	4089	trace "perl_reload: loading config and database again";
3241	cf::cfg_load;	4090	cf::reload_config;
3242		4091
3243	warn "loading extensions";	4092	trace "perl_reload: loading extensions";
3244	cf::load_extensions;	4093	cf::load_extensions;
3245		4094
		4095	if ($REATTACH_ON_RELOAD) {
3246	warn "reattaching attachments to objects/players";	4096	trace "perl_reload: reattaching attachments to objects/players";
3247	_global_reattach; # objects, sockets	4097	_global_reattach; # objects, sockets
3248	warn "reattaching attachments to maps";	4098	trace "perl_reload: reattaching attachments to maps";
3249	reattach $_ for values %MAP;	4099	reattach $_ for values %MAP;
3250	warn "reattaching attachments to players";	4100	trace "perl_reload: reattaching attachments to players";
3251	reattach $_ for values %PLAYER;	4101	reattach $_ for values %PLAYER;
		4102	}
3252		4103
3253	warn "leaving sync_job";	4104	cf::_post_init 1;
3254		4105
		4106	trace "perl_reload: leaving sync_job";
		4107
3255	1	4108	1
3256	} or do {	4109	} or do {
3257	warn $@;	4110	error $@;
3258	warn "error while reloading, exiting.";	4111	cf::cleanup "perl_reload: error, exiting.";
3259	exit 1;	4112	};
		4113
		4114	--$RELOAD;
3260	};	4115	}
3261		4116
3262	warn "reloaded";	4117	$t1 = AE::time - $t1;
		4118	info "perl_reload: completed in ${t1}s\n";
3263	};	4119	};
3264		4120
3265	our $RELOAD_WATCHER; # used only during reload	4121	our $RELOAD_WATCHER; # used only during reload
3266		4122
3267	sub reload_perl() {	4123	sub reload_perl() {
3268	# doing reload synchronously and two reloads happen back-to-back,	4124	# doing reload synchronously and two reloads happen back-to-back,
3269	# coro crashes during coro_state_free->destroy here.	4125	# coro crashes during coro_state_free->destroy here.
3270		4126
3271	$RELOAD_WATCHER ||= Event->timer (	4127	$RELOAD_WATCHER ||= cf::async {
3272	reentrant => 0,	4128	Coro::AIO::aio_wait cache_extensions;
3273	after => 0,	4129
3274	data => WF_AUTOCANCEL,	4130	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3275	cb => sub {
3276	do_reload_perl;	4131	do_reload_perl;
3277	undef $RELOAD_WATCHER;	4132	undef $RELOAD_WATCHER;
3278	},	4133	};
3279	);	4134	};
3280	}	4135	}
3281		4136
3282	register_command "reload" => sub {	4137	register_command "reload" => sub {
3283	my ($who, $arg) = @_;	4138	my ($who, $arg) = @_;
3284		4139
3285	if ($who->flag (FLAG_WIZ)) {	4140	if ($who->flag (FLAG_WIZ)) {
3286	$who->message ("reloading server.");	4141	$who->message ("reloading server.");
		4142	async {
		4143	$Coro::current->{desc} = "perl_reload";
3287	async { reload_perl };	4144	reload_perl;
		4145	};
3288	}	4146	}
3289	};	4147	};
3290		4148
3291	unshift @INC, $LIBDIR;	4149	#############################################################################
3292		4150
3293	my $bug_warning = 0;	4151	my $bug_warning = 0;
3294		4152
3295	our @WAIT_FOR_TICK;
3296	our @WAIT_FOR_TICK_BEGIN;
3297
3298	sub wait_for_tick {	4153	sub wait_for_tick() {
3299	return unless $TICK_WATCHER->is_active;	4154	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3300	return if $Coro::current == $Coro::main;
3301		4155
3302	my $signal = new Coro::Signal;	4156	$WAIT_FOR_TICK->wait;
3303	push @WAIT_FOR_TICK, $signal;
3304	$signal->wait;
3305	}	4157	}
3306		4158
3307	sub wait_for_tick_begin {	4159	sub wait_for_tick_begin() {
3308	return unless $TICK_WATCHER->is_active;	4160	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3309	return if $Coro::current == $Coro::main;
3310		4161
3311	my $signal = new Coro::Signal;	4162	my $signal = new Coro::Signal;
3312	push @WAIT_FOR_TICK_BEGIN, $signal;	4163	push @WAIT_FOR_TICK_BEGIN, $signal;
3313	$signal->wait;	4164	$signal->wait;
3314	}	4165	}
3315		4166
3316	my $min = 1e6;#d#	4167	sub tick {
3317	my $avg = 10;
3318	$TICK_WATCHER = Event->timer (
3319	reentrant => 0,
3320	parked => 1,
3321	prio => 0,
3322	at => $NEXT_TICK || $TICK,
3323	data => WF_AUTOCANCEL,
3324	cb => sub {
3325	if ($Coro::current != $Coro::main) {	4168	if ($Coro::current != $Coro::main) {
3326	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4169	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3327	unless ++$bug_warning > 10;	4170	unless ++$bug_warning > 10;
3328	return;	4171	return;
3329	}	4172	}
3330		4173
3331	$NOW = $tick_start = Event::time;	4174	cf::one_tick; # one server iteration
3332		4175
3333	cf::server_tick; # one server iteration	4176	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3334		4177
3335	0 && sync_job {#d#	4178	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3336	for(1..10) {	4179	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3337	my $t = Event::time;	4180	Coro::async_pool {
3338	my $map = my $map = new_from_path cf::map "/tmp/x.map"	4181	$Coro::current->{desc} = "runtime saver";
3339	or die;	4182	write_runtime_sync
3340		4183	or error "ERROR: unable to write runtime file: $!";
3341	$map->width (50);
3342	$map->height (50);
3343	$map->alloc;
3344	$map->_load_objects ("/tmp/x.map", 1);
3345	my $t = Event::time - $t;
3346
3347	#next unless $t < 0.0013;#d#
3348	if ($t < $min) {
3349	$min = $t;
3350	}
3351	$avg = $avg * 0.99 + $t * 0.01;
3352	}
3353	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3354	exit 0;
3355	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3356	};	4184	};
		4185	}
3357		4186
3358	$RUNTIME += $TICK;
3359	$NEXT_TICK += $TICK;
3360
3361	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3362	$NEXT_RUNTIME_WRITE = $NOW + 10;
3363	Coro::async_pool {
3364	write_runtime
3365	or warn "ERROR: unable to write runtime file: $!";
3366	};
3367	}
3368
3369	# my $AFTER = Event::time;
3370	# warn $AFTER - $NOW;#d#
3371
3372	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4187	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3373	$sig->send;	4188	$sig->send;
3374	}	4189	}
3375	while (my $sig = shift @WAIT_FOR_TICK) {	4190	$WAIT_FOR_TICK->broadcast;
3376	$sig->send;
3377	}
3378		4191
3379	$NOW = Event::time;	4192	$LOAD = ($NOW - $TICK_START) / $TICK;
3380
3381	# if we are delayed by four ticks or more, skip them all
3382	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3383
3384	$TICK_WATCHER->at ($NEXT_TICK);
3385	$TICK_WATCHER->start;
3386
3387	$LOAD = ($NOW - $tick_start) / $TICK;
3388	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4193	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3389		4194
3390	_post_tick;	4195	if (0) {
3391		4196	if ($NEXT_TICK) {
3392		4197	my $jitter = $TICK_START - $NEXT_TICK;
		4198	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4199	debug "jitter $JITTER\n";#d#
		4200	}
3393	},	4201	}
3394	);	4202	}
3395		4203
3396	{	4204	{
3397	BDB::max_poll_time $TICK * 0.1;	4205	# configure BDB
3398	$BDB_POLL_WATCHER = Event->io (	4206
3399	reentrant => 0,
3400	fd => BDB::poll_fileno,
3401	poll => 'r',
3402	prio => 0,
3403	data => WF_AUTOCANCEL,
3404	cb => \&BDB::poll_cb,
3405	);
3406	BDB::min_parallel 8;	4207	BDB::min_parallel 16;
3407		4208	BDB::max_poll_reqs $TICK * 0.1;
3408	BDB::set_sync_prepare {	4209	#$AnyEvent::BDB::WATCHER->priority (1);
3409	my $status;
3410	my $current = $Coro::current;
3411	(
3412	sub {
3413	$status = $!;
3414	$current->ready; undef $current;
3415	},
3416	sub {
3417	Coro::schedule while defined $current;
3418	$! = $status;
3419	},
3420	)
3421	};
3422		4210
3423	unless ($DB_ENV) {	4211	unless ($DB_ENV) {
3424	$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);
3425		4218
3426	cf::sync_job {	4219	cf::sync_job {
3427	eval {	4220	eval {
3428	BDB::db_env_open	4221	BDB::db_env_open
3429	$DB_ENV,	4222	$DB_ENV,
…		…
3431	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4224	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3432	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4225	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3433	0666;	4226	0666;
3434		4227
3435	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4228	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3436
3437	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3438	$DB_ENV->set_lk_detect;
3439	};	4229	};
3440		4230
3441	cf::cleanup "db_env_open(db): $@" if $@;	4231	cf::cleanup "db_env_open(db): $@" if $@;
3442	};	4232	};
3443	}	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	};
3444	}	4244	}
3445		4245
3446	{	4246	{
		4247	# configure IO::AIO
		4248
3447	IO::AIO::min_parallel 8;	4249	IO::AIO::min_parallel 8;
3448
3449	undef $Coro::AIO::WATCHER;
3450	IO::AIO::max_poll_time $TICK * 0.1;	4250	IO::AIO::max_poll_time $TICK * 0.1;
3451	$AIO_POLL_WATCHER = Event->io (	4251	undef $AnyEvent::AIO::WATCHER;
3452	reentrant => 0,
3453	data => WF_AUTOCANCEL,
3454	fd => IO::AIO::poll_fileno,
3455	poll => 'r',
3456	prio => 6,
3457	cb => \&IO::AIO::poll_cb,
3458	);
3459	}	4252	}
3460		4253
3461	my $_log_backtrace;	4254	our $_log_backtrace;
		4255	our $_log_backtrace_last;
3462		4256
3463	sub _log_backtrace {	4257	sub _log_backtrace {
3464	my ($msg, @addr) = @_;	4258	my ($msg, @addr) = @_;
3465		4259
3466	$msg =~ s/\n//;	4260	$msg =~ s/\n$//;
3467		4261
		4262	if ($_log_backtrace_last eq $msg) {
		4263	LOG llevInfo, "[ABT] $msg\n";
		4264	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3468	# limit the # of concurrent backtraces	4265	# limit the # of concurrent backtraces
3469	if ($_log_backtrace < 2) {	4266	} elsif ($_log_backtrace < 2) {
		4267	$_log_backtrace_last = $msg;
3470	++$_log_backtrace;	4268	++$_log_backtrace;
		4269	my $perl_bt = Carp::longmess $msg;
3471	async {	4270	async {
		4271	$Coro::current->{desc} = "abt $msg";
		4272
3472	my @bt = fork_call {	4273	my @bt = fork_call {
3473	@addr = map { sprintf "%x", $_ } @addr;	4274	@addr = map { sprintf "%x", $_ } @addr;
3474	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4275	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3475	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 |"
3476	or die "addr2line: $!";	4277	or die "addr2line: $!";
…		…
3484	}	4285	}
3485		4286
3486	@funcs	4287	@funcs
3487	};	4288	};
3488		4289
3489	LOG llevInfo, "[ABT] $msg\n";	4290	LOG llevInfo, "[ABT] $perl_bt\n";
		4291	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3490	LOG llevInfo, "[ABT] $_\n" for @bt;	4292	LOG llevInfo, "[ABT] $_\n" for @bt;
3491	--$_log_backtrace;	4293	--$_log_backtrace;
3492	};	4294	};
3493	} else {	4295	} else {
3494	LOG llevInfo, "[ABT] $msg\n";	4296	LOG llevInfo, "[ABT] $msg\n";
3495	LOG llevInfo, "[ABT] [suppressed]\n";	4297	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3496	}	4298	}
3497	}	4299	}
3498		4300
3499	# load additional modules	4301	# load additional modules
3500	use cf::pod;	4302	require "cf/$_.pm" for @EXTRA_MODULES;
		4303	cf::_connect_to_perl_2;
3501		4304
3502	END { cf::emergency_save }	4305	END { cf::emergency_save }
3503		4306
3504	1	4307	1
3505		4308

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