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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.353 by root, Sun Sep 2 08:43:46 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 3.64 ();	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;
24	use Coro::Util ();	54	use Coro::Util ();
25		55
		56	use Guard ();
26	use JSON::XS ();	57	use JSON::XS 2.01 ();
27	use BDB ();	58	use BDB ();
28	use Data::Dumper;	59	use Data::Dumper;
29	use Digest::MD5;
30	use Fcntl;	60	use Fcntl;
31	use YAML::Syck ();	61	use YAML::XS ();
32	use IO::AIO 2.32 ();	62	use IO::AIO ();
33	use Time::HiRes;	63	use Time::HiRes;
34	use Compress::LZF;	64	use Compress::LZF;
35	use Digest::MD5 ();	65	use Digest::MD5 ();
		66
		67	AnyEvent::detect;
36		68
37	# configure various modules to our taste	69	# configure various modules to our taste
38	#	70	#
39	$Storable::canonical = 1; # reduce rsync transfers	71	$Storable::canonical = 1; # reduce rsync transfers
40	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";
41	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
42		79
43	$Event::Eval = 1; # no idea why this is required, but it is	80	# strictly for debugging
44		81	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
45	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
46	$YAML::Syck::ImplicitUnicode = 1;
47
48	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
49		82
50	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;
51		86
52	our %COMMAND = ();	87	our %COMMAND = ();
53	our %COMMAND_TIME = ();	88	our %COMMAND_TIME = ();
54		89
55	our @EXTS = (); # list of extension package names	90	our @EXTS = (); # list of extension package names
56	our %EXTCMD = ();	91	our %EXTCMD = ();
57	our %EXTICMD = ();	92	our %EXTICMD = ();
58	our %EXT_CORO = (); # coroutines bound to extensions	93	our %EXT_CORO = (); # coroutines bound to extensions
59	our %EXT_MAP = (); # pluggable maps	94	our %EXT_MAP = (); # pluggable maps
60		95
61	our $RELOAD; # number of reloads so far	96	our $RELOAD; # number of reloads so far, non-zero while in reload
62	our @EVENT;	97	our @EVENT;
		98	our @REFLECT; # set by XS
		99	our %REFLECT; # set by us
63		100
64	our $CONFDIR = confdir;	101	our $CONFDIR = confdir;
		102
65	our $DATADIR = datadir;	103	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	104	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	105	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	106	our $MAPDIR = "$DATADIR/" . mapdir;
		107
69	our $LOCALDIR = localdir;	108	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	109	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	110	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	111	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	112	our $RANDOMDIR = "$LOCALDIR/random";
74	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;
75		124
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	125	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
77	our $TICK_WATCHER;
78	our $AIO_POLL_WATCHER;
79	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	126	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	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;
81	our $NOW;	143	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off
83		144
84	our $BDB_POLL_WATCHER;	145	our (%PLAYER, %PLAYER_LOADING); # all users
85	our $DB_ENV;	146	our (%MAP, %MAP_LOADING ); # all maps
86
87	our %CFG;
88
89	our $UPTIME; $UPTIME ||= time;
90	our $RUNTIME;
91
92	our %PLAYER; # all users
93	our %MAP; # all maps
94	our $LINK_MAP; # the special {link} map, which is always available	147	our $LINK_MAP; # the special {link} map, which is always available
95		148
96	# 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 ∕
97	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	150	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
98		151
99	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)
100	our $LOADAVG; # same thing, but with alpha-smoothing	153	our $LOADAVG; # same thing, but with alpha-smoothing
		154	our $JITTER; # average jitter
101	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 $WAIT_FOR_TICK = new Coro::Signal;
		163	our @WAIT_FOR_TICK_BEGIN;
102		164
103	binmode STDOUT;	165	binmode STDOUT;
104	binmode STDERR;	166	binmode STDERR;
105		167
106	# read virtual server time, if available	168	# read virtual server time, if available
107	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	169	unless ($RUNTIME || !-e $RUNTIMEFILE) {
108	open my $fh, "<", "$LOCALDIR/runtime"	170	open my $fh, "<", $RUNTIMEFILE
109	or die "unable to read runtime file: $!";	171	or die "unable to read $RUNTIMEFILE file: $!";
110	$RUNTIME = <$fh> + 0.;	172	$RUNTIME = <$fh> + 0.;
111	}	173	}
		174
		175	eval "sub TICK() { $TICK } 1" or die;
112		176
113	mkdir $_	177	mkdir $_
114	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	178	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
115		179
116	our $EMERGENCY_POSITION;	180	our $EMERGENCY_POSITION;
117		181
118	sub cf::map::normalise;	182	sub cf::map::normalise;
119		183
		184	sub in_main() {
		185	$Coro::current == $Coro::main
		186	}
		187
120	#############################################################################	188	#############################################################################
121		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
122	=head2 GLOBAL VARIABLES	201	=head2 GLOBAL VARIABLES
123		202
124	=over 4	203	=over 4
125		204
126	=item $cf::UPTIME	205	=item $cf::UPTIME
127		206
128	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.
129		223
130	=item $cf::RUNTIME	224	=item $cf::RUNTIME
131		225
132	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
133	every server tick.	227	every server tick.
…		…
139	Various directories - "/etc", read-only install directory, perl-library	233	Various directories - "/etc", read-only install directory, perl-library
140	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	234	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
141	unique-items directory, player file directory, random maps directory and	235	unique-items directory, player file directory, random maps directory and
142	database environment.	236	database environment.
143		237
144	=item $cf::NOW
145
146	The time of the last (current) server tick.
147
148	=item $cf::TICK
149
150	The interval between server ticks, in seconds.
151
152	=item $cf::LOADAVG	238	=item $cf::LOADAVG
153		239
154	The current CPU load on the server (alpha-smoothed), as a value between 0	240	The current CPU load on the server (alpha-smoothed), as a value between 0
155	(none) and 1 (overloaded), indicating how much time is spent on processing	241	(none) and 1 (overloaded), indicating how much time is spent on processing
156	objects per tick. Healthy values are < 0.5.	242	objects per tick. Healthy values are < 0.5.
…		…
159		245
160	The raw value load value from the last tick.	246	The raw value load value from the last tick.
161		247
162	=item %cf::CFG	248	=item %cf::CFG
163		249
164	Configuration for the server, loaded from C</etc/crossfire/config>, or	250	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
165	from wherever your confdir points to.	251	from wherever your confdir points to.
166		252
167	=item cf::wait_for_tick, cf::wait_for_tick_begin	253	=item cf::wait_for_tick, cf::wait_for_tick_begin
168		254
169	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	255	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
170	returns directly I<after> the tick processing (and consequently, can only wake one process	256	returns directly I<after> the tick processing (and consequently, can only wake one thread
171	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	257	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
172		258
		259	Note that cf::Wait_for_tick will immediately return when the server is not
		260	ticking, making it suitable for small pauses in threads that need to run
		261	when the server is paused. If that is not applicable (i.e. you I<really>
		262	want to wait, use C<$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
173	=item @cf::INVOKE_RESULTS	276	=item @cf::INVOKE_RESULTS
174		277
175	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
176	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
177	that call.	280	that call.
178		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
179	=back	288	=back
180		289
181	=cut	290	=cut
182		291
183	BEGIN {	292	sub error(@) { LOG llevError, join "", @_ }
184	*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 {
185	my $msg = join "", @_;	299	my $msg = join "", @_;
186		300
187	$msg .= "\n"	301	$msg .= "\n"
188	unless $msg =~ /\n$/;	302	unless $msg =~ /\n$/;
189		303
190	$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;
191		305
192	utf8::encode $msg;
193	LOG llevError, $msg;	306	LOG llevWarn, $msg;
194	};	307	};
195	}	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	};
196		322
197	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	323	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
198	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	324	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
199	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	325	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
200	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	326	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
207	for my $pkg (qw(	333	for my $pkg (qw(
208	cf::global cf::attachable	334	cf::global cf::attachable
209	cf::object cf::object::player	335	cf::object cf::object::player
210	cf::client cf::player	336	cf::client cf::player
211	cf::arch cf::living	337	cf::arch cf::living
		338	cf::map cf::mapspace
212	cf::map cf::party cf::region	339	cf::party cf::region
213	)) {	340	)) {
214	no strict 'refs';
215	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	341	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
216	}	342	}
217		343
218	$Event::DIED = sub {	344	$EV::DIED = sub {
219	warn "error in event callback: @_";	345	warn "error in event callback: $@";
220	};	346	};
		347
		348	#############################################################################
		349
		350	sub fork_call(&@);
		351	sub get_slot($;$$);
221		352
222	#############################################################################	353	#############################################################################
223		354
224	=head2 UTILITY FUNCTIONS	355	=head2 UTILITY FUNCTIONS
225		356
…		…
246	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	377	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
247	$d	378	$d
248	} || "[unable to dump $_[0]: '$@']";	379	} || "[unable to dump $_[0]: '$@']";
249	}	380	}
250		381
		382	=item $scalar = cf::load_file $path
		383
		384	Loads the given file from path and returns its contents. Croaks on error
		385	and can block.
		386
		387	=cut
		388
		389	sub load_file($) {
		390	0 <= aio_load $_[0], my $data
		391	or Carp::croak "$_[0]: $!";
		392
		393	$data
		394	}
		395
		396	=item $success = cf::replace_file $path, $data, $sync
		397
		398	Atomically replaces the file at the given $path with new $data, and
		399	optionally $sync the data to disk before replacing the file.
		400
		401	=cut
		402
		403	sub replace_file($$;$) {
		404	my ($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
251	=item $ref = cf::from_json $json	434	=item $ref = cf::decode_json $json
252		435
253	Converts a JSON string into the corresponding perl data structure.	436	Converts a JSON string into the corresponding perl data structure.
254		437
255	=item $json = cf::to_json $ref	438	=item $json = cf::encode_json $ref
256		439
257	Converts a perl data structure into its JSON representation.	440	Converts a perl data structure into its JSON representation.
258		441
259	=cut	442	=cut
260		443
261	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	444	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
262		445
263	sub to_json ($) { $json_coder->encode ($_[0]) }	446	sub encode_json($) { $json_coder->encode ($_[0]) }
264	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	}
265		510
266	=item cf::lock_wait $string	511	=item cf::lock_wait $string
267		512
268	Wait until the given lock is available. See cf::lock_acquire.	513	Wait until the given lock is available. See cf::lock_acquire.
269		514
270	=item my $lock = cf::lock_acquire $string	515	=item my $lock = cf::lock_acquire $string
271		516
272	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
273	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,
274	for example when the coroutine gets canceled), the lock is automatically	519	for example when the coroutine gets canceled), the lock is automatically
275	returned.	520	returned.
276		521
277	Locks are *not* recursive, locking from the same coro twice results in a	522	Locks are *not* recursive, locking from the same coro twice results in a
278	deadlocked coro.	523	deadlocked coro.
…		…
284		529
285	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.
286		531
287	=cut	532	=cut
288		533
289	our %LOCK;	534	our $LOCKS = new Coro::SemaphoreSet;
290		535
291	sub lock_wait($) {	536	sub lock_wait($) {
292	my ($key) = @_;	537	$LOCKS->wait ($_[0]);
293
294	# wait for lock, if any
295	while ($LOCK{$key}) {
296	push @{ $LOCK{$key} }, $Coro::current;
297	Coro::schedule;
298	}
299	}	538	}
300		539
301	sub lock_acquire($) {	540	sub lock_acquire($) {
302	my ($key) = @_;	541	$LOCKS->guard ($_[0])
303
304	# wait, to be sure we are not locked
305	lock_wait $key;
306
307	$LOCK{$key} = [];
308
309	Coro::guard {
310	# wake up all waiters, to be on the safe side
311	$_->ready for @{ delete $LOCK{$key} };
312	}
313	}	542	}
314		543
315	sub lock_active($) {	544	sub lock_active($) {
316	my ($key) = @_;	545	$LOCKS->count ($_[0]) < 1
317
318	! ! $LOCK{$key}
319	}	546	}
320		547
321	sub freeze_mainloop {	548	sub freeze_mainloop {
322	return unless $TICK_WATCHER->is_active;	549	tick_inhibit_inc;
323		550
324	my $guard = Coro::guard {	551	&Guard::guard (\&tick_inhibit_dec);
325	$TICK_WATCHER->start;	552	}
326	};	553
327	$TICK_WATCHER->stop;	554	=item cf::periodic $interval, $cb
328	$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
329	}	567	}
330		568
331	=item cf::get_slot $time[, $priority[, $name]]	569	=item cf::get_slot $time[, $priority[, $name]]
332		570
333	Allocate $time seconds of blocking CPU time at priority C<$priority>:	571	Allocate $time seconds of blocking CPU time at priority C<$priority>
334	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
335	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.
336		578
337	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
338	used for statistical purposes and should identify the same time-class.	580	used for statistical purposes and should identify the same time-class.
339		581
340	Useful for short background jobs.	582	Useful for short background jobs.
341		583
342	=cut	584	=cut
343		585
344	our @SLOT_QUEUE;	586	our @SLOT_QUEUE;
345	our $SLOT_QUEUE;	587	our $SLOT_QUEUE;
		588	our $SLOT_DECAY = 0.9;
346		589
347	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	590	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
348	$SLOT_QUEUE = Coro::async {	591	$SLOT_QUEUE = Coro::async {
		592	$Coro::current->desc ("timeslot manager");
		593
349	my $signal = new Coro::Signal;	594	my $signal = new Coro::Signal;
		595	my $busy;
350		596
351	while () {	597	while () {
352	next_job:	598	next_job:
		599
353	my $avail = cf::till_tick;	600	my $avail = cf::till_tick;
354	if ($avail > 0.01) {	601
355	for (0 .. $#SLOT_QUEUE) {	602	for (0 .. $#SLOT_QUEUE) {
356	if ($SLOT_QUEUE[$_][0] < $avail) {	603	if ($SLOT_QUEUE[$_][0] <= $avail) {
		604	$busy = 0;
357	my $job = splice @SLOT_QUEUE, $_, 1, ();	605	my $job = splice @SLOT_QUEUE, $_, 1, ();
358	$job->[2]->send;	606	$job->[2]->send;
359	Coro::cede;	607	Coro::cede;
360	goto next_job;	608	goto next_job;
361	}	609	} else {
		610	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
362	}	611	}
363	}	612	}
364		613
365	if (@SLOT_QUEUE) {	614	if (@SLOT_QUEUE) {
366	# 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
367	push @cf::WAIT_FOR_TICK, $signal;	616	$WAIT_FOR_TICK->wait;
368	$signal->wait;
369	} else {	617	} else {
		618	$busy = 0;
370	Coro::schedule;	619	Coro::schedule;
371	}	620	}
372	}	621	}
373	};	622	};
374		623
375	sub get_slot($;$$) {	624	sub get_slot($;$$) {
		625	return if tick_inhibit || $Coro::current == $Coro::main;
		626
376	my ($time, $pri, $name) = @_;	627	my ($time, $pri, $name) = @_;
377		628
378	$time = $TICK * .6 if $time > $TICK * .6;	629	$time = clamp $time, 0.01, $TICK * .6;
		630
379	my $sig = new Coro::Signal;	631	my $sig = new Coro::Signal;
380		632
381	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	633	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
382	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	634	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
383	$SLOT_QUEUE->ready;	635	$SLOT_QUEUE->ready;
…		…
394		646
395	BEGIN { *async = \&Coro::async_pool }	647	BEGIN { *async = \&Coro::async_pool }
396		648
397	=item cf::sync_job { BLOCK }	649	=item cf::sync_job { BLOCK }
398		650
399	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	651	The design of Deliantra requires that the main coroutine ($Coro::main)
400	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
401	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
402	acceptable.	654	acceptable.
403		655
404	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
405	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
…		…
409	=cut	661	=cut
410		662
411	sub sync_job(&) {	663	sub sync_job(&) {
412	my ($job) = @_;	664	my ($job) = @_;
413		665
414	if ($Coro::current == $Coro::main) {	666	if (in_main) {
415	my $time = Event::time;	667	my $time = AE::time;
416		668
417	# this is the main coro, too bad, we have to block	669	# this is the main coro, too bad, we have to block
418	# till the operation succeeds, freezing the server :/	670	# till the operation succeeds, freezing the server :/
419		671
420	# TODO: use suspend/resume instead	672	#LOG llevError, Carp::longmess "sync job";#d#
421	# (but this is cancel-safe)	673
422	my $freeze_guard = freeze_mainloop;	674	my $freeze_guard = freeze_mainloop;
423		675
424	my $busy = 1;	676	my $busy = 1;
425	my @res;	677	my @res;
426		678
427	(async {	679	(async {
		680	$Coro::current->desc ("sync job coro");
428	@res = eval { $job->() };	681	@res = eval { $job->() };
429	warn $@ if $@;	682	error $@ if $@;
430	undef $busy;	683	undef $busy;
431	})->prio (Coro::PRIO_MAX);	684	})->prio (Coro::PRIO_MAX);
432		685
433	while ($busy) {	686	while ($busy) {
434	Coro::cede or Event::one_event;	687	if (Coro::nready) {
		688	Coro::cede_notself;
		689	} else {
		690	EV::loop EV::LOOP_ONESHOT;
435	}	691	}
		692	}
436		693
437	$time = Event::time - $time;	694	my $time = AE::time - $time;
438		695
439	LOG llevError | logBacktrace, Carp::longmess "long sync job"
440	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
441
442	$tick_start += $time; # do not account sync jobs to server load	696	$TICK_START += $time; # do not account sync jobs to server load
443		697
444	wantarray ? @res : $res[0]	698	wantarray ? @res : $res[0]
445	} else {	699	} else {
446	# we are in another coroutine, how wonderful, everything just works	700	# we are in another coroutine, how wonderful, everything just works
447		701
…		…
467	$EXT_CORO{$coro+0} = $coro;	721	$EXT_CORO{$coro+0} = $coro;
468		722
469	$coro	723	$coro
470	}	724	}
471		725
472	=item fork_call { }, $args	726	=item fork_call { }, @args
473		727
474	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
475	process, returning the results. Everything must be serialisable with	729	process, returning the results. Everything must be serialisable with
476	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
477	never block itself or use any form of Event handling.	731	never block itself or use any form of event handling.
478		732
479	=cut	733	=cut
		734
		735	sub post_fork {
		736	reset_signals;
		737	}
480		738
481	sub fork_call(&@) {	739	sub fork_call(&@) {
482	my ($cb, @args) = @_;	740	my ($cb, @args) = @_;
483		741
484	# we seemingly have to make a local copy of the whole thing,	742	# we seemingly have to make a local copy of the whole thing,
485	# otherwise perl prematurely frees the stuff :/	743	# otherwise perl prematurely frees the stuff :/
486	# TODO: investigate and fix (liekly this will be rather laborious)	744	# TODO: investigate and fix (likely this will be rather laborious)
487		745
488	my @res = Coro::Util::fork_eval {	746	my @res = Coro::Util::fork_eval {
489	reset_signals;	747	cf::post_fork;
490	&$cb	748	&$cb
491	}, @args;	749	} @args;
492		750
493	wantarray ? @res : $res[-1]	751	wantarray ? @res : $res[-1]
		752	}
		753
		754	sub objinfo {
		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
494	}	790	}
495		791
496	=item $value = cf::db_get $family => $key	792	=item $value = cf::db_get $family => $key
497		793
498	Returns a single value from the environment database.	794	Returns a single value from the environment database.
…		…
500	=item cf::db_put $family => $key => $value	796	=item cf::db_put $family => $key => $value
501		797
502	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
503	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).
504		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
505	=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	}
506		827
507	our $DB;	828	our $DB;
508		829
509	sub db_init {	830	sub db_init {
510	unless ($DB) {	831	$DB ||= db_table "db";
511	$DB = BDB::db_create $DB_ENV;
512
513	cf::sync_job {
514	eval {
515	$DB->set_flags (BDB::CHKSUM);
516
517	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
518	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
519	cf::cleanup "db_open(db): $!" if $!;
520	};
521	cf::cleanup "db_open(db): $@" if $@;
522	};
523	}
524	}	832	}
525		833
526	sub db_get($$) {	834	sub db_get($$) {
527	my $key = "$_[0]/$_[1]";	835	my $key = "$_[0]/$_[1]";
528		836
529	cf::sync_job {	837	cf::error "db_get called from main context"
		838	if $Coro::current == $Coro::main;
		839
530	BDB::db_get $DB, undef, $key, my $data;	840	BDB::db_get $DB, undef, $key, my $data;
531		841
532	$! ? ()	842	$! ? ()
533	: $data	843	: $data
534	}
535	}	844	}
536		845
537	sub db_put($$$) {	846	sub db_put($$$) {
538	BDB::dbreq_pri 4;	847	BDB::dbreq_pri 4;
539	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	848	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
567		876
568	my @data;	877	my @data;
569	my $md5;	878	my $md5;
570		879
571	for (0 .. $#$src) {	880	for (0 .. $#$src) {
572	0 <= aio_load $src->[$_], $data[$_]	881	$data[$_] = load_file $src->[$_];
573	or Carp::croak "$src->[$_]: $!";
574	}	882	}
575		883
576	# if processing is expensive, check	884	# if processing is expensive, check
577	# checksum first	885	# checksum first
578	if (1) {	886	if (1) {
…		…
595		903
596	my $t1 = Time::HiRes::time;	904	my $t1 = Time::HiRes::time;
597	my $data = $process->(\@data);	905	my $data = $process->(\@data);
598	my $t2 = Time::HiRes::time;	906	my $t2 = Time::HiRes::time;
599		907
600	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	908	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
601		909
602	db_put cache => "$id/data", $data;	910	db_put cache => "$id/data", $data;
603	db_put cache => "$id/md5" , $md5;	911	db_put cache => "$id/md5" , $md5;
604	db_put cache => "$id/meta", $meta;	912	db_put cache => "$id/meta", $meta;
605		913
…		…
615		923
616	=cut	924	=cut
617		925
618	sub datalog($@) {	926	sub datalog($@) {
619	my ($type, %kv) = @_;	927	my ($type, %kv) = @_;
620	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	928	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
621	}	929	}
622		930
623	=back	931	=back
624		932
625	=cut	933	=cut
626		934
627	#############################################################################	935	#############################################################################
628		936
629	=head2 ATTACHABLE OBJECTS	937	=head2 ATTACHABLE OBJECTS
630		938
631	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
632	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")
633	to it. All such attachable objects support the following methods.	941	to it. All such attachable objects support the following methods.
634		942
635	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>
636	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
637	Crossfire TRT).	945	Deliantra).
638		946
639	=over 4	947	=over 4
640		948
641	=item $attachable->attach ($attachment, key => $value...)	949	=item $attachable->attach ($attachment, key => $value...)
642		950
…		…
686	=item cf::CLASS::attachment $name, ...	994	=item cf::CLASS::attachment $name, ...
687		995
688	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
689	given CLASS can refer to this attachment.	997	given CLASS can refer to this attachment.
690		998
691	Some classes such as crossfire maps and objects can specify attachments	999	Some classes such as deliantra maps and objects can specify attachments
692	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.
693		1001
694	These calls expect any number of the following handler/hook descriptions:	1002	These calls expect any number of the following handler/hook descriptions:
695		1003
696	=over 4	1004	=over 4
…		…
820		1128
821	} elsif (exists $cb_id{$type}) {	1129	} elsif (exists $cb_id{$type}) {
822	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1130	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
823		1131
824	} elsif (ref $type) {	1132	} elsif (ref $type) {
825	warn "attaching objects not supported, ignoring.\n";	1133	error "attaching objects not supported, ignoring.\n";
826		1134
827	} else {	1135	} else {
828	shift @arg;	1136	shift @arg;
829	warn "attach argument '$type' not supported, ignoring.\n";	1137	error "attach argument '$type' not supported, ignoring.\n";
830	}	1138	}
831	}	1139	}
832	}	1140	}
833		1141
834	sub _object_attach {	1142	sub _object_attach {
…		…
844	_attach $registry, $klass, @attach;	1152	_attach $registry, $klass, @attach;
845	}	1153	}
846		1154
847	$obj->{$name} = \%arg;	1155	$obj->{$name} = \%arg;
848	} else {	1156	} else {
849	warn "object uses attachment '$name' which is not available, postponing.\n";	1157	info "object uses attachment '$name' which is not available, postponing.\n";
850	}	1158	}
851		1159
852	$obj->{_attachment}{$name} = undef;	1160	$obj->{_attachment}{$name} = undef;
853	}	1161	}
854		1162
…		…
913		1221
914	for (@$callbacks) {	1222	for (@$callbacks) {
915	eval { &{$_->[1]} };	1223	eval { &{$_->[1]} };
916		1224
917	if ($@) {	1225	if ($@) {
918	warn "$@";
919	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1226	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
920	override;	1227	override;
921	}	1228	}
922		1229
923	return 1 if $override;	1230	return 1 if $override;
924	}	1231	}
925		1232
926	0	1233	0
927	}	1234	}
928		1235
929	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1236	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
930		1237
931	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1238	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
932		1239
933	Generate an object-specific event with the given arguments.	1240	Generate an object-specific event with the given arguments.
934		1241
…		…
940		1247
941	=cut	1248	=cut
942		1249
943	#############################################################################	1250	#############################################################################
944	# object support	1251	# object support
945	#
946		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#
947	sub _can_merge {	1286	sub _can_merge {
948	my ($ob1, $ob2) = @_;	1287	my ($ob1, $ob2) = @_;
949		1288
950	local $Storable::canonical = 1;	1289	++$SLOW_MERGES;#d#
951	my $fob1 = Storable::freeze $ob1;
952	my $fob2 = Storable::freeze $ob2;
953		1290
954	$fob1 eq $fob2	1291	# we do the slow way here
		1292	return _object_equal $ob1, $ob2
955	}	1293	}
956		1294
957	sub reattach {	1295	sub reattach {
958	# basically do the same as instantiate, without calling instantiate	1296	# basically do the same as instantiate, without calling instantiate
959	my ($obj) = @_;	1297	my ($obj) = @_;
960		1298
		1299	# no longer needed after getting rid of delete_package?
961	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
962		1301
963	my $registry = $obj->registry;	1302	my $registry = $obj->registry;
964		1303
965	@$registry = ();	1304	@$registry = ();
966		1305
…		…
971	for (@$attach) {	1310	for (@$attach) {
972	my ($klass, @attach) = @$_;	1311	my ($klass, @attach) = @$_;
973	_attach $registry, $klass, @attach;	1312	_attach $registry, $klass, @attach;
974	}	1313	}
975	} else {	1314	} else {
976	warn "object uses attachment '$name' that is not available, postponing.\n";	1315	info "object uses attachment '$name' that is not available, postponing.\n";
977	}	1316	}
978	}	1317	}
979	}	1318	}
980		1319
981	cf::attachable->attach (	1320	cf::attachable->attach (
982	prio => -1000000,	1321	prio => -1000000,
983	on_instantiate => sub {	1322	on_instantiate => sub {
984	my ($obj, $data) = @_;	1323	my ($obj, $data) = @_;
985		1324
986	$data = from_json $data;	1325	$data = decode_json $data;
987		1326
988	for (@$data) {	1327	for (@$data) {
989	my ($name, $args) = @$_;	1328	my ($name, $args) = @$_;
990		1329
991	$obj->attach ($name, %{$args || {} });	1330	$obj->attach ($name, %{$args || {} });
…		…
1007	sub object_freezer_save {	1346	sub object_freezer_save {
1008	my ($filename, $rdata, $objs) = @_;	1347	my ($filename, $rdata, $objs) = @_;
1009		1348
1010	sync_job {	1349	sync_job {
1011	if (length $$rdata) {	1350	if (length $$rdata) {
		1351	utf8::decode (my $decname = $filename);
1012	warn sprintf "saving %s (%d,%d)\n",	1352	trace sprintf "saving %s (%d,%d)\n",
1013	$filename, length $$rdata, scalar @$objs;	1353	$decname, length $$rdata, scalar @$objs
		1354	if $VERBOSE_IO;
1014		1355
1015	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1356	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1016	chmod SAVE_MODE, $fh;	1357	aio_chmod $fh, SAVE_MODE;
1017	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1358	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1018	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	}
1019	close $fh;	1363	aio_close $fh;
1020		1364
1021	if (@$objs) {	1365	if (@$objs) {
1022	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) {
1023	chmod SAVE_MODE, $fh;	1367	aio_chmod $fh, SAVE_MODE;
1024	my $data = Storable::nfreeze { version => 1, objs => $objs };	1368	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1025	aio_write $fh, 0, (length $data), $data, 0;	1369	aio_write $fh, 0, (length $data), $data, 0;
1026	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	}
1027	close $fh;	1374	aio_close $fh;
1028	aio_rename "$filename.pst~", "$filename.pst";	1375	aio_rename "$filename.pst~", "$filename.pst";
1029	}	1376	}
1030	} else {	1377	} else {
1031	aio_unlink "$filename.pst";	1378	aio_unlink "$filename.pst";
1032	}	1379	}
1033		1380
1034	aio_rename "$filename~", $filename;	1381	aio_rename "$filename~", $filename;
		1382
		1383	$filename =~ s%/[^/]+$%%;
		1384	aio_pathsync $filename if $cf::USE_FSYNC;
1035	} else {	1385	} else {
1036	warn "FATAL: $filename~: $!\n";	1386	error "unable to save objects: $filename~: $!\n";
1037	}	1387	}
1038	} else {	1388	} else {
1039	aio_unlink $filename;	1389	aio_unlink $filename;
1040	aio_unlink "$filename.pst";	1390	aio_unlink "$filename.pst";
1041	}	1391	}
1042	}	1392	};
1043	}	1393	}
1044		1394
1045	sub object_freezer_as_string {	1395	sub object_freezer_as_string {
1046	my ($rdata, $objs) = @_;	1396	my ($rdata, $objs) = @_;
1047		1397
…		…
1059	or return;	1409	or return;
1060		1410
1061	unless (aio_stat "$filename.pst") {	1411	unless (aio_stat "$filename.pst") {
1062	(aio_load "$filename.pst", $av) >= 0	1412	(aio_load "$filename.pst", $av) >= 0
1063	or return;	1413	or return;
		1414
1064	$av = eval { (Storable::thaw $av)->{objs} };	1415	my $st = eval { Coro::Storable::thaw $av };
		1416	$av = $st->{objs};
1065	}	1417	}
1066		1418
		1419	utf8::decode (my $decname = $filename);
1067	warn sprintf "loading %s (%d)\n",	1420	trace sprintf "loading %s (%d,%d)\n",
1068	$filename, length $data, scalar @{$av || []};	1421	$decname, length $data, scalar @{$av || []}
		1422	if $VERBOSE_IO;
		1423
1069	return ($data, $av);	1424	($data, $av)
1070	}	1425	}
1071		1426
1072	=head2 COMMAND CALLBACKS	1427	=head2 COMMAND CALLBACKS
1073		1428
1074	=over 4	1429	=over 4
…		…
1128	my ($name, $cb) = @_;	1483	my ($name, $cb) = @_;
1129		1484
1130	$EXTICMD{$name} = $cb;	1485	$EXTICMD{$name} = $cb;
1131	}	1486	}
1132		1487
		1488	use File::Glob ();
		1489
1133	cf::player->attach (	1490	cf::player->attach (
1134	on_command => sub {	1491	on_unknown_command => sub {
1135	my ($pl, $name, $params) = @_;	1492	my ($pl, $name, $params) = @_;
1136		1493
1137	my $cb = $COMMAND{$name}	1494	my $cb = $COMMAND{$name}
1138	or return;	1495	or return;
1139		1496
…		…
1147	my ($pl, $buf) = @_;	1504	my ($pl, $buf) = @_;
1148		1505
1149	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1506	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1150		1507
1151	if (ref $msg) {	1508	if (ref $msg) {
1152	my ($type, $reply, @payload) =	1509	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
1153	"ARRAY" eq ref $msg
1154	? @$msg
1155	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1156		1510
1157	my @reply;	1511	my @reply;
1158		1512
1159	if (my $cb = $EXTCMD{$type}) {	1513	if (my $cb = $EXTCMD{$type}) {
1160	@reply = $cb->($pl, @payload);	1514	@reply = $cb->($pl, @payload);
…		…
1162		1516
1163	$pl->ext_reply ($reply, @reply)	1517	$pl->ext_reply ($reply, @reply)
1164	if $reply;	1518	if $reply;
1165		1519
1166	} else {	1520	} else {
1167	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1521	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1168	}	1522	}
1169		1523
1170	cf::override;	1524	cf::override;
1171	},	1525	},
1172	);	1526	);
1173		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
1174	sub load_extensions {	1552	sub load_extensions {
		1553	info "loading extensions...";
		1554
		1555	%EXT_CFG = ();
		1556
1175	cf::sync_job {	1557	cf::sync_job {
1176	my %todo;	1558	my %todo;
1177		1559
1178	for my $path (<$LIBDIR/*.ext>) {	1560	for my $path (<$LIBDIR/*.ext>) {
1179	next unless -r $path;	1561	next unless -r $path;
…		…
1197		1579
1198	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1580	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1199	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1581	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1200		1582
1201	$ext{source} =	1583	$ext{source} =
1202	"package $pkg; use strict; use utf8;\n"	1584	"package $pkg; use common::sense;\n"
1203	. "#line 1 \"$path\"\n{\n"	1585	. "#line 1 \"$path\"\n{\n"
1204	. $source	1586	. $source
1205	. "\n};\n1";	1587	. "\n};\n1";
1206		1588
1207	$todo{$base} = \%ext;	1589	$todo{$base} = \%ext;
1208	}	1590	}
1209		1591
		1592	my $pass = 0;
1210	my %done;	1593	my %done;
1211	while (%todo) {	1594	while (%todo) {
1212	my $progress;	1595	my $progress;
1213		1596
		1597	++$pass;
		1598
		1599	ext:
1214	while (my ($k, $v) = each %todo) {	1600	while (my ($k, $v) = each %todo) {
1215	for (split /,\s*/, $v->{meta}{depends}) {	1601	for (split /,\s*/, $v->{meta}{depends}) {
1216	goto skip	1602	next ext
1217	unless exists $done{$_};	1603	unless exists $done{$_};
1218	}	1604	}
1219		1605
1220	warn "... loading '$k' into '$v->{pkg}'\n";	1606	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1221		1607
1222	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 $@) {
1223	my $msg = $@ ? "$v->{path}: $@\n"	1620	error "$v->{path}: $@\n";
1224	: "$v->{base}: extension inactive.\n";
1225		1621
		1622	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1226	if (exists $v->{meta}{mandatory}) {	1623	if exists $v->{meta}{mandatory};
1227	warn $msg;	1624
1228	warn "mandatory extension failed to load, exiting.\n";	1625	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1229	exit 1;	1626	delete $todo{$k};
1230	}	1627	} else {
1231		1628	$done{$k} = delete $todo{$k};
1232	warn $msg;	1629	push @EXTS, $v->{pkg};
		1630	$progress = 1;
		1631
		1632	info "$v->{base}: extension inactive.\n"
		1633	unless $active;
1233	}	1634	}
1234
1235	$done{$k} = delete $todo{$k};
1236	push @EXTS, $v->{pkg};
1237	$progress = 1;
1238	}	1635	}
1239		1636
1240	skip:	1637	unless ($progress) {
1241	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1638	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1242	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	}
1243	}	1647	}
1244	};	1648	};
1245	}	1649	}
1246		1650
1247	#############################################################################	1651	#############################################################################
1248		1652
1249	=back	1653	=back
1250		1654
1251	=head2 CORE EXTENSIONS	1655	=head2 CORE EXTENSIONS
1252		1656
1253	Functions and methods that extend core crossfire objects.	1657	Functions and methods that extend core deliantra objects.
1254		1658
1255	=cut	1659	=cut
1256		1660
1257	package cf::player;	1661	package cf::player;
1258		1662
1259	use Coro::AIO;	1663	use Coro::AIO;
1260		1664
1261	=head3 cf::player	1665	=head3 cf::player
1262		1666
1263	=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	}
1264		1682
1265	=item cf::player::find $login	1683	=item cf::player::find $login
1266		1684
1267	Returns the given player object, loading it if necessary (might block).	1685	Returns the given player object, loading it if necessary (might block).
1268		1686
…		…
1287		1705
1288	sub exists($) {	1706	sub exists($) {
1289	my ($login) = @_;	1707	my ($login) = @_;
1290		1708
1291	$cf::PLAYER{$login}	1709	$cf::PLAYER{$login}
1292	or cf::sync_job { !aio_stat path $login }	1710	or !aio_stat path $login
1293	}	1711	}
1294		1712
1295	sub find($) {	1713	sub find($) {
1296	return $cf::PLAYER{$_[0]} || do {	1714	return $cf::PLAYER{$_[0]} || do {
1297	my $login = $_[0];	1715	my $login = $_[0];
…		…
1304	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1722	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1305	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1723	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1306	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1724	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1307	aio_unlink +(playerdir $login) . "/$login.pl";	1725	aio_unlink +(playerdir $login) . "/$login.pl";
1308		1726
1309	my $pl = load_pl path $login	1727	my $f = new_from_file cf::object::thawer path $login
1310	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;
1311	$cf::PLAYER{$login} = $pl	1735	$cf::PLAYER{$login} = $pl
1312	}	1736	}
1313	}	1737	}
1314	}	1738	}
		1739
		1740	cf::player->attach (
		1741	on_load => sub {
		1742	my ($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	);
1315		1752
1316	sub save($) {	1753	sub save($) {
1317	my ($pl) = @_;	1754	my ($pl) = @_;
1318		1755
1319	return if $pl->{deny_save};	1756	return if $pl->{deny_save};
…		…
1323		1760
1324	return if $pl->{deny_save};	1761	return if $pl->{deny_save};
1325		1762
1326	aio_mkdir playerdir $pl, 0770;	1763	aio_mkdir playerdir $pl, 0770;
1327	$pl->{last_save} = $cf::RUNTIME;	1764	$pl->{last_save} = $cf::RUNTIME;
		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];
1328		1770
1329	$pl->save_pl ($path);	1771	$pl->save_pl ($path);
1330	cf::cede_to_tick;	1772	cf::cede_to_tick;
1331	}	1773	}
1332		1774
…		…
1364	my ($pl) = @_;	1806	my ($pl) = @_;
1365		1807
1366	my $name = $pl->ob->name;	1808	my $name = $pl->ob->name;
1367		1809
1368	$pl->{deny_save} = 1;	1810	$pl->{deny_save} = 1;
1369	$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
1370		1812
1371	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1813	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1372	$pl->deactivate;	1814	$pl->deactivate;
		1815
		1816	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1373	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1817	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1818	ext::highscore::check ($pl->ob);
		1819
1374	$pl->ns->destroy if $pl->ns;	1820	$pl->ns->destroy if $pl->ns;
1375		1821
1376	my $path = playerdir $pl;	1822	my $path = playerdir $pl;
1377	my $temp = "$path~$cf::RUNTIME~deleting~";	1823	my $temp = "$path~$cf::RUNTIME~deleting~";
1378	aio_rename $path, $temp;	1824	aio_rename $path, $temp;
…		…
1413	or return [];	1859	or return [];
1414		1860
1415	my @logins;	1861	my @logins;
1416		1862
1417	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") {
1418	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1869	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1419	aio_read $fh, 0, 512, my $buf, 0 or next;	1870	aio_read $fh, 0, 512, my $buf, 0 or next;
1420	$buf !~ /^password -------------$/m or next; # official not-valid tag	1871	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1872	}
1421		1873
1422	utf8::decode $login;	1874	utf8::decode $login;
1423	push @logins, $login;	1875	push @logins, $login;
1424	}	1876	}
1425		1877
1426	\@logins	1878	\@logins
1427	}	1879	}
1428		1880
1429	=item $player->maps	1881	=item $player->maps
		1882
		1883	=item cf::player::maps $login
1430		1884
1431	Returns an arrayref of map paths that are private for this	1885	Returns an arrayref of map paths that are private for this
1432	player. May block.	1886	player. May block.
1433		1887
1434	=cut	1888	=cut
…		…
1452	}	1906	}
1453		1907
1454	\@paths	1908	\@paths
1455	}	1909	}
1456		1910
1457	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1911	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1458		1912
1459	Expand crossfire pod fragments into protocol xml.	1913	Expand deliantra pod fragments into protocol xml.
1460
1461	=cut
1462
1463	sub expand_cfpod {
1464	((my $self), (local $_)) = @_;
1465
1466	# escape & and <
1467	s/&/&amp;/g;
1468	s/(?<![BIUGHT])</&lt;/g;
1469
1470	# this is buggy, it needs to properly take care of nested <'s
1471
1472	1 while
1473	# replace B<>, I<>, U<> etc.
1474	s/B<([^\>]*)>/<b>$1<\/b>/
1475	|| s/I<([^\>]*)>/<i>$1<\/i>/
1476	|| s/U<([^\>]*)>/<u>$1<\/u>/
1477	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1478	# replace G<male|female> tags
1479	|| s{G<([^>|]*)\|([^>]*)>}{
1480	$self->gender ? $2 : $1
1481	}ge
1482	# replace H<hint text>
1483	|| s{H<([^\>]*)>}
1484	{
1485	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1486	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1487	"")
1488	[$self->{hintmode}]
1489	}ge;
1490
1491	# create single paragraphs (very hackish)
1492	s/(?<=\S)\n(?=\w)/ /g;
1493
1494	# compress some whitespace
1495	s/\s+\n/\n/g; # ws line-ends
1496	s/\n\n+/\n/g; # double lines
1497	s/^\n+//; # beginning lines
1498	s/\n+$//; # ending lines
1499
1500	$_
1501	}
1502
1503	sub hintmode {
1504	$_[0]{hintmode} = $_[1] if @_ > 1;
1505	$_[0]{hintmode}
1506	}
1507		1914
1508	=item $player->ext_reply ($msgid, @msg)	1915	=item $player->ext_reply ($msgid, @msg)
1509		1916
1510	Sends an ext reply to the player.	1917	Sends an ext reply to the player.
1511		1918
…		…
1543		1950
1544	=cut	1951	=cut
1545		1952
1546	sub find_by_path($) {	1953	sub find_by_path($) {
1547	my ($path) = @_;	1954	my ($path) = @_;
		1955
		1956	$path =~ s/^~[^\/]*//; # skip ~login
1548		1957
1549	my ($match, $specificity);	1958	my ($match, $specificity);
1550		1959
1551	for my $region (list) {	1960	for my $region (list) {
1552	if ($region->{match} && $path =~ $region->{match}) {	1961	if ($region->{match} && $path =~ $region->{match}) {
…		…
1578	our $MAX_RESET = 3600;	1987	our $MAX_RESET = 3600;
1579	our $DEFAULT_RESET = 3000;	1988	our $DEFAULT_RESET = 3000;
1580		1989
1581	sub generate_random_map {	1990	sub generate_random_map {
1582	my ($self, $rmp) = @_;	1991	my ($self, $rmp) = @_;
1583	# mit "rum" bekleckern, nicht	1992
		1993	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1994
1584	$self->_create_random_map (	1995	$self->_create_random_map ($rmp);
1585	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1586	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1587	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1588	$rmp->{exit_on_final_map},
1589	$rmp->{xsize}, $rmp->{ysize},
1590	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1591	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1592	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1593	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1594	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1595	(cf::region::find $rmp->{region}), $rmp->{custom}
1596	)
1597	}	1996	}
1598		1997
1599	=item cf::map->register ($regex, $prio)	1998	=item cf::map->register ($regex, $prio)
1600		1999
1601	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
…		…
1606		2005
1607	sub register {	2006	sub register {
1608	my (undef, $regex, $prio) = @_;	2007	my (undef, $regex, $prio) = @_;
1609	my $pkg = caller;	2008	my $pkg = caller;
1610		2009
1611	no strict;
1612	push @{"$pkg\::ISA"}, __PACKAGE__;	2010	push @{"$pkg\::ISA"}, __PACKAGE__;
1613		2011
1614	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2012	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1615	}	2013	}
1616		2014
1617	# also paths starting with '/'	2015	# also paths starting with '/'
1618	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	2016	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1619		2017
1620	sub thawer_merge {	2018	sub thawer_merge {
1621	my ($self, $merge) = @_;	2019	my ($self, $merge) = @_;
1622		2020
1623	# we have to keep some variables in memory intact	2021	# we have to keep some variables in memory intact
…		…
1628	}	2026	}
1629		2027
1630	sub normalise {	2028	sub normalise {
1631	my ($path, $base) = @_;	2029	my ($path, $base) = @_;
1632		2030
1633	$path = "$path"; # make sure its a string	2031	$path = "$path"; # make sure it's a string
1634		2032
1635	$path =~ s/\.map$//;	2033	$path =~ s/\.map$//;
1636		2034
1637	# map plan:	2035	# map plan:
1638	#	2036	#
…		…
1653	$base =~ s{[^/]+/?$}{};	2051	$base =~ s{[^/]+/?$}{};
1654	$path = "$base/$path";	2052	$path = "$base/$path";
1655	}	2053	}
1656		2054
1657	for ($path) {	2055	for ($path) {
1658	redo if s{//}{/};
1659	redo if s{/\.?/}{/};	2056	redo if s{/\.?/}{/};
1660	redo if s{/[^/]+/\.\./}{/};	2057	redo if s{/[^/]+/\.\./}{/};
1661	}	2058	}
1662		2059
1663	$path	2060	$path
…		…
1677	$self->init; # pass $1 etc.	2074	$self->init; # pass $1 etc.
1678	return $self;	2075	return $self;
1679	}	2076	}
1680	}	2077	}
1681		2078
1682	Carp::cluck "unable to resolve path '$path' (base '$base').";	2079	Carp::cluck "unable to resolve path '$path' (base '$base')";
1683	()	2080	()
1684	}	2081	}
1685		2082
		2083	# may re-bless or do other evil things
1686	sub init {	2084	sub init {
1687	my ($self) = @_;	2085	my ($self) = @_;
1688		2086
1689	$self	2087	$self
1690	}	2088	}
…		…
1709		2107
1710	# the temporary/swap location	2108	# the temporary/swap location
1711	sub save_path {	2109	sub save_path {
1712	my ($self) = @_;	2110	my ($self) = @_;
1713		2111
1714	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2112	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1715	"$TMPDIR/$path.map"	2113	"$TMPDIR/$path.map"
1716	}	2114	}
1717		2115
1718	# the unique path, undef == no special unique path	2116	# the unique path, undef == no special unique path
1719	sub uniq_path {	2117	sub uniq_path {
1720	my ($self) = @_;	2118	my ($self) = @_;
1721		2119
1722	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2120	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1723	"$UNIQUEDIR/$path"	2121	"$UNIQUEDIR/$path"
1724	}
1725
1726	# and all this just because we cannot iterate over
1727	# all maps in C++...
1728	sub change_all_map_light {
1729	my ($change) = @_;
1730
1731	$_->change_map_light ($change)
1732	for grep $_->outdoor, values %cf::MAP;
1733	}	2122	}
1734		2123
1735	sub decay_objects {	2124	sub decay_objects {
1736	my ($self) = @_;	2125	my ($self) = @_;
1737		2126
…		…
1750		2139
1751	sub load_header_from($) {	2140	sub load_header_from($) {
1752	my ($self, $path) = @_;	2141	my ($self, $path) = @_;
1753		2142
1754	utf8::encode $path;	2143	utf8::encode $path;
1755	#aio_open $path, O_RDONLY, 0	2144	my $f = new_from_file cf::object::thawer $path
1756	# or return;
1757
1758	$self->_load_header ($path)
1759	or return;	2145	or return;
1760		2146
		2147	$self->_load_header ($f)
		2148	or return;
		2149
		2150	local $MAP_LOADING{$self->{path}} = $self;
		2151	$f->resolve_delayed_derefs;
		2152
1761	$self->{load_path} = $path;	2153	$self->{load_path} = $path;
1762		2154
1763	1	2155	1
1764	}	2156	}
1765		2157
		2158	# used to laod the header of an original map
1766	sub load_header_orig {	2159	sub load_header_orig {
1767	my ($self) = @_;	2160	my ($self) = @_;
1768		2161
1769	$self->load_header_from ($self->load_path)	2162	$self->load_header_from ($self->load_path)
1770	}	2163	}
1771		2164
		2165	# used to laod the header of an instantiated map
1772	sub load_header_temp {	2166	sub load_header_temp {
1773	my ($self) = @_;	2167	my ($self) = @_;
1774		2168
1775	$self->load_header_from ($self->save_path)	2169	$self->load_header_from ($self->save_path)
1776	}	2170	}
1777		2171
		2172	# called after loading the header from an instantiated map
1778	sub prepare_temp {	2173	sub prepare_temp {
1779	my ($self) = @_;	2174	my ($self) = @_;
1780		2175
1781	$self->last_access ((delete $self->{last_access})	2176	$self->last_access ((delete $self->{last_access})
1782	|| $cf::RUNTIME); #d#	2177	|| $cf::RUNTIME); #d#
1783	# safety	2178	# safety
1784	$self->{instantiate_time} = $cf::RUNTIME	2179	$self->{instantiate_time} = $cf::RUNTIME
1785	if $self->{instantiate_time} > $cf::RUNTIME;	2180	if $self->{instantiate_time} > $cf::RUNTIME;
1786	}	2181	}
1787		2182
		2183	# called after loading the header from an original map
1788	sub prepare_orig {	2184	sub prepare_orig {
1789	my ($self) = @_;	2185	my ($self) = @_;
1790		2186
1791	$self->{load_original} = 1;	2187	$self->{load_original} = 1;
1792	$self->{instantiate_time} = $cf::RUNTIME;	2188	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1816		2212
1817	sub find;	2213	sub find;
1818	sub find {	2214	sub find {
1819	my ($path, $origin) = @_;	2215	my ($path, $origin) = @_;
1820		2216
		2217	cf::cede_to_tick;
		2218
1821	$path = normalise $path, $origin && $origin->path;	2219	$path = normalise $path, $origin;
1822		2220
		2221	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1823	cf::lock_wait "map_find:$path";	2222	my $guard2 = cf::lock_acquire "map_find:$path";
1824		2223
1825	$cf::MAP{$path} || do {	2224	$cf::MAP{$path} || do {
1826	my $guard = cf::lock_acquire "map_find:$path";
1827	my $map = new_from_path cf::map $path	2225	my $map = new_from_path cf::map $path
1828	or return;	2226	or return;
1829		2227
1830	$map->{last_save} = $cf::RUNTIME;	2228	$map->{last_save} = $cf::RUNTIME;
1831		2229
…		…
1833	or return;	2231	or return;
1834		2232
1835	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2233	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1836	# doing this can freeze the server in a sync job, obviously	2234	# doing this can freeze the server in a sync job, obviously
1837	#$cf::WAIT_FOR_TICK->wait;	2235	#$cf::WAIT_FOR_TICK->wait;
		2236	undef $guard2;
		2237	undef $guard1;
1838	$map->reset;	2238	$map->reset;
1839	undef $guard;
1840	return find $path;	2239	return find $path;
1841	}	2240	}
1842		2241
1843	$cf::MAP{$path} = $map	2242	$cf::MAP{$path} = $map
1844	}	2243	}
1845	}	2244	}
1846		2245
1847	sub pre_load { }	2246	sub pre_load { }
1848	sub post_load { }	2247	#sub post_load { } # XS
1849		2248
1850	sub load {	2249	sub load {
1851	my ($self) = @_;	2250	my ($self) = @_;
1852		2251
1853	local $self->{deny_reset} = 1; # loading can take a long time	2252	local $self->{deny_reset} = 1; # loading can take a long time
1854		2253
1855	my $path = $self->{path};	2254	my $path = $self->{path};
1856		2255
1857	{	2256	{
1858	my $guard1 = cf::lock_acquire "map_data:$path";	2257	my $guard = cf::lock_acquire "map_data:$path";
1859	my $guard2 = cf::lock_acquire "map_load:$path";
1860		2258
		2259	return unless $self->valid;
1861	return if $self->in_memory != cf::MAP_SWAPPED;	2260	return unless $self->state == cf::MAP_SWAPPED;
1862
1863	$self->in_memory (cf::MAP_LOADING);
1864		2261
1865	$self->alloc;	2262	$self->alloc;
1866		2263
1867	$self->pre_load;	2264	$self->pre_load;
1868	cf::cede_to_tick;	2265	cf::cede_to_tick;
1869		2266
1870	$self->_load_objects ($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)
1871	or return;	2271	or return;
1872		2272
1873	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2273	$self->post_load_original
1874	if delete $self->{load_original};	2274	if delete $self->{load_original};
1875		2275
1876	if (my $uniq = $self->uniq_path) {	2276	if (my $uniq = $self->uniq_path) {
1877	utf8::encode $uniq;	2277	utf8::encode $uniq;
1878	if (aio_open $uniq, O_RDONLY, 0) {	2278	unless (aio_stat $uniq) {
		2279	if (my $f = new_from_file cf::object::thawer $uniq) {
1879	$self->clear_unique_items;	2280	$self->clear_unique_items;
1880	$self->_load_objects ($uniq, 0);	2281	$self->_load_objects ($f);
		2282	$f->resolve_delayed_derefs;
		2283	}
		2284	}
1881	}	2285	}
		2286
		2287	$f->resolve_delayed_derefs;
		2288	} else {
		2289	$self->post_load_original
		2290	if delete $self->{load_original};
1882	}	2291	}
		2292
		2293	$self->state (cf::MAP_INACTIVE);
1883		2294
1884	cf::cede_to_tick;	2295	cf::cede_to_tick;
1885	# now do the right thing for maps	2296	# now do the right thing for maps
1886	$self->link_multipart_objects;	2297	$self->link_multipart_objects;
1887	$self->difficulty ($self->estimate_difficulty)	2298	$self->difficulty ($self->estimate_difficulty)
…		…
1891	unless ($self->{deny_activate}) {	2302	unless ($self->{deny_activate}) {
1892	$self->decay_objects;	2303	$self->decay_objects;
1893	$self->fix_auto_apply;	2304	$self->fix_auto_apply;
1894	$self->update_buttons;	2305	$self->update_buttons;
1895	cf::cede_to_tick;	2306	cf::cede_to_tick;
1896	$self->set_darkness_map;	2307	#$self->activate; # no longer activate maps automatically
1897	cf::cede_to_tick;
1898	$self->activate;
1899	}	2308	}
1900		2309
1901	$self->{last_save} = $cf::RUNTIME;	2310	$self->{last_save} = $cf::RUNTIME;
1902	$self->last_access ($cf::RUNTIME);	2311	$self->last_access ($cf::RUNTIME);
1903
1904	$self->in_memory (cf::MAP_IN_MEMORY);
1905	}	2312	}
1906		2313
1907	$self->post_load;	2314	$self->post_load;
1908	}
1909		2315
		2316	1
		2317	}
		2318
		2319	# customize the map for a given player, i.e.
		2320	# return the _real_ map. used by e.g. per-player
		2321	# maps to change the path to ~playername/mappath
1910	sub customise_for {	2322	sub customise_for {
1911	my ($self, $ob) = @_;	2323	my ($self, $ob) = @_;
1912		2324
1913	return find "~" . $ob->name . "/" . $self->{path}	2325	return find "~" . $ob->name . "/" . $self->{path}
1914	if $self->per_player;	2326	if $self->per_player;
…		…
1917	# if $self->per_party;	2329	# if $self->per_party;
1918		2330
1919	$self	2331	$self
1920	}	2332	}
1921		2333
1922	# find and load all maps in the 3x3 area around a map
1923	sub load_neighbours {
1924	my ($map) = @_;
1925
1926	my @neigh; # diagonal neighbours
1927
1928	for (0 .. 3) {
1929	my $neigh = $map->tile_path ($_)
1930	or next;
1931	$neigh = find $neigh, $map
1932	or next;
1933	$neigh->load;
1934
1935	push @neigh,
1936	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1937	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1938	}
1939
1940	for (grep defined $_->[0], @neigh) {
1941	my ($path, $origin) = @$_;
1942	my $neigh = find $path, $origin
1943	or next;
1944	$neigh->load;
1945	}
1946	}
1947
1948	sub find_sync {	2334	sub find_sync {
1949	my ($path, $origin) = @_;	2335	my ($path, $origin) = @_;
1950		2336
1951	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, $origin
1952	}	2342	}
1953		2343
1954	sub do_load_sync {	2344	sub do_load_sync {
1955	my ($map) = @_;	2345	my ($map) = @_;
1956		2346
		2347	# it's a bug to call this from the main context
1957	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2348	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
1958	if $Coro::current == $Coro::main;	2349	if $Coro::current == $Coro::main;
1959		2350
1960	cf::sync_job { $map->load };	2351	$map->load;
1961	}	2352	}
1962		2353
1963	our %MAP_PREFETCH;	2354	our %MAP_PREFETCH;
1964	our $MAP_PREFETCHER = undef;	2355	our $MAP_PREFETCHER = undef;
1965		2356
1966	sub find_async {	2357	sub find_async {
1967	my ($path, $origin, $load) = @_;	2358	my ($path, $origin, $load) = @_;
1968		2359
1969	$path = normalise $path, $origin && $origin->{path};	2360	$path = normalise $path, $origin;
1970		2361
1971	if (my $map = $cf::MAP{$path}) {	2362	if (my $map = $cf::MAP{$path}) {
1972	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2363	return $map if !$load || $map->linkable;
1973	}	2364	}
1974		2365
1975	$MAP_PREFETCH{$path} |= $load;	2366	$MAP_PREFETCH{$path} |= $load;
1976		2367
1977	$MAP_PREFETCHER ||= cf::async {	2368	$MAP_PREFETCHER ||= cf::async {
		2369	$Coro::current->{desc} = "map prefetcher";
		2370
1978	while (%MAP_PREFETCH) {	2371	while (%MAP_PREFETCH) {
1979	while (my ($k, $v) = each %MAP_PREFETCH) {	2372	while (my ($k, $v) = each %MAP_PREFETCH) {
1980	if (my $map = find $k) {	2373	if (my $map = find $k) {
1981	$map->load if $v;	2374	$map->load if $v;
1982	}	2375	}
…		…
1989	$MAP_PREFETCHER->prio (6);	2382	$MAP_PREFETCHER->prio (6);
1990		2383
1991	()	2384	()
1992	}	2385	}
1993		2386
		2387	# common code, used by both ->save and ->swapout
1994	sub save {	2388	sub _save {
1995	my ($self) = @_;	2389	my ($self) = @_;
1996
1997	my $lock = cf::lock_acquire "map_data:$self->{path}";
1998		2390
1999	$self->{last_save} = $cf::RUNTIME;	2391	$self->{last_save} = $cf::RUNTIME;
2000		2392
2001	return unless $self->dirty;	2393	return unless $self->dirty;
2002		2394
…		…
2008	return if $self->{deny_save};	2400	return if $self->{deny_save};
2009		2401
2010	local $self->{last_access} = $self->last_access;#d#	2402	local $self->{last_access} = $self->last_access;#d#
2011		2403
2012	cf::async {	2404	cf::async {
		2405	$Coro::current->{desc} = "map player save";
2013	$_->contr->save for $self->players;	2406	$_->contr->save for $self->players;
2014	};	2407	};
		2408
		2409	cf::get_slot 0.02;
2015		2410
2016	if ($uniq) {	2411	if ($uniq) {
2017	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2412	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2018	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2413	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2019	} else {	2414	} else {
2020	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2415	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2021	}	2416	}
2022	}	2417	}
2023		2418
		2419	sub save {
		2420	my ($self) = @_;
		2421
		2422	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2423
		2424	$self->_save;
		2425	}
		2426
2024	sub swap_out {	2427	sub swap_out {
2025	my ($self) = @_;	2428	my ($self) = @_;
2026		2429
2027	# save first because save cedes
2028	$self->save;
2029
2030	my $lock = cf::lock_acquire "map_data:$self->{path}";	2430	my $lock = cf::lock_acquire "map_data:$self->{path}";
2031		2431
		2432	return if !$self->linkable;
		2433	return if $self->{deny_save};
2032	return if $self->players;	2434	return if $self->players;
2033	return if $self->in_memory != cf::MAP_IN_MEMORY;
2034	return if $self->{deny_save};
2035		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
2036	$self->clear;	2445	$self->clear;
2037	$self->in_memory (cf::MAP_SWAPPED);
2038	}	2446	}
2039		2447
2040	sub reset_at {	2448	sub reset_at {
2041	my ($self) = @_;	2449	my ($self) = @_;
2042		2450
…		…
2060		2468
2061	my $lock = cf::lock_acquire "map_data:$self->{path}";	2469	my $lock = cf::lock_acquire "map_data:$self->{path}";
2062		2470
2063	return if $self->players;	2471	return if $self->players;
2064		2472
2065	warn "resetting map ", $self->path;	2473	cf::trace "resetting map ", $self->path, "\n";
2066		2474
2067	$self->in_memory (cf::MAP_SWAPPED);	2475	$self->state (cf::MAP_SWAPPED);
2068		2476
2069	# need to save uniques path	2477	# need to save uniques path
2070	unless ($self->{deny_save}) {	2478	unless ($self->{deny_save}) {
2071	my $uniq = $self->uniq_path; utf8::encode $uniq;	2479	my $uniq = $self->uniq_path; utf8::encode $uniq;
2072		2480
…		…
2074	if $uniq;	2482	if $uniq;
2075	}	2483	}
2076		2484
2077	delete $cf::MAP{$self->path};	2485	delete $cf::MAP{$self->path};
2078		2486
		2487	$self->deactivate;
		2488	$_->clear_links_to ($self) for values %cf::MAP;
2079	$self->clear;	2489	$self->clear;
2080
2081	$_->clear_links_to ($self) for values %cf::MAP;
2082		2490
2083	$self->unlink_save;	2491	$self->unlink_save;
2084	$self->destroy;	2492	$self->destroy;
2085	}	2493	}
2086		2494
…		…
2094		2502
2095	delete $cf::MAP{$self->path};	2503	delete $cf::MAP{$self->path};
2096		2504
2097	$self->unlink_save;	2505	$self->unlink_save;
2098		2506
2099	bless $self, "cf::map";	2507	bless $self, "cf::map::wrap";
2100	delete $self->{deny_reset};	2508	delete $self->{deny_reset};
2101	$self->{deny_save} = 1;	2509	$self->{deny_save} = 1;
2102	$self->reset_timeout (1);	2510	$self->reset_timeout (1);
2103	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2511	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2104		2512
…		…
2153		2561
2154	sub unique_maps() {	2562	sub unique_maps() {
2155	[	2563	[
2156	map {	2564	map {
2157	utf8::decode $_;	2565	utf8::decode $_;
2158	/\.map$/	2566	s/\.map$//; # TODO future compatibility hack
		2567	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2568	? ()
2159	? normalise $_	2569	: normalise $_
2160	: ()
2161	} @{ aio_readdir $UNIQUEDIR or [] }	2570	} @{ aio_readdir $UNIQUEDIR or [] }
2162	]	2571	]
2163	}	2572	}
2164		2573
2165	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	}
2166		2605
2167	=back	2606	=back
2168		2607
2169	=head3 cf::object	2608	=head3 cf::object
2170		2609
…		…
2174		2613
2175	=over 4	2614	=over 4
2176		2615
2177	=item $ob->inv_recursive	2616	=item $ob->inv_recursive
2178		2617
2179	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.
2180		2620
2181	=cut	2621	=cut
2182		2622
2183	sub inv_recursive_;	2623	sub inv_recursive_;
2184	sub inv_recursive_ {	2624	sub inv_recursive_ {
…		…
2187		2627
2188	sub inv_recursive {	2628	sub inv_recursive {
2189	inv_recursive_ inv $_[0]	2629	inv_recursive_ inv $_[0]
2190	}	2630	}
2191		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
2192	package cf;	2660	package cf;
2193		2661
2194	=back	2662	=back
2195		2663
2196	=head3 cf::object::player	2664	=head3 cf::object::player
…		…
2202	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>
2203	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
2204	dialogue with the given NPC character.	2672	dialogue with the given NPC character.
2205		2673
2206	=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	};
2207		2689
2208	# rough implementation of a future "reply" method that works	2690	# rough implementation of a future "reply" method that works
2209	# with dialog boxes.	2691	# with dialog boxes.
2210	#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
2211	sub cf::object::player::reply($$$;$) {	2693	sub cf::object::player::reply($$$;$) {
…		…
2223	my $dialog = $pl->{npc_dialog};	2705	my $dialog = $pl->{npc_dialog};
2224	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2706	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2225		2707
2226	} else {	2708	} else {
2227	$msg = $npc->name . " says: $msg" if $npc;	2709	$msg = $npc->name . " says: $msg" if $npc;
2228	$self->message ($msg, $flags);	2710	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2229	}	2711	}
2230	}	2712	}
2231	}	2713	}
2232		2714
2233	=item $object->send_msg ($channel, $msg, $color, [extra...])	2715	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2258		2740
2259	=item $player_object->enter_link	2741	=item $player_object->enter_link
2260		2742
2261	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}>).
2262		2744
2263	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.
2264	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.
2265		2749
2266	Will never block.	2750	Will never block.
2267		2751
2268	=item $player_object->leave_link ($map, $x, $y)	2752	=item $player_object->leave_link ($map, $x, $y)
2269		2753
…		…
2289	sub cf::object::player::enter_link {	2773	sub cf::object::player::enter_link {
2290	my ($self) = @_;	2774	my ($self) = @_;
2291		2775
2292	$self->deactivate_recursive;	2776	$self->deactivate_recursive;
2293		2777
		2778	++$self->{_link_recursion};
		2779
2294	return if UNIVERSAL::isa $self->map, "ext::map_link";	2780	return if UNIVERSAL::isa $self->map, "ext::map_link";
2295		2781
2296	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2782	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2297	if $self->map && $self->map->{path} ne "{link}";	2783	if $self->map && $self->map->{path} ne "{link}";
2298		2784
2299	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2785	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2300	}	2786	}
2301		2787
2302	sub cf::object::player::leave_link {	2788	sub cf::object::player::leave_link {
2303	my ($self, $map, $x, $y) = @_;	2789	my ($self, $map, $x, $y) = @_;
2304		2790
…		…
2321	($x, $y) = (-1, -1)	2807	($x, $y) = (-1, -1)
2322	unless (defined $x) && (defined $y);	2808	unless (defined $x) && (defined $y);
2323		2809
2324	# use -1 or undef as default coordinates, not 0, 0	2810	# use -1 or undef as default coordinates, not 0, 0
2325	($x, $y) = ($map->enter_x, $map->enter_y)	2811	($x, $y) = ($map->enter_x, $map->enter_y)
2326	if $x <=0 && $y <= 0;	2812	if $x <= 0 && $y <= 0;
2327		2813
2328	$map->load;	2814	$map->load;
2329	$map->load_neighbours;
2330		2815
2331	return unless $self->contr->active;	2816	return unless $self->contr->active;
2332	$self->activate_recursive;
2333		2817
2334	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2818	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2335	$self->enter_map ($map, $x, $y);	2819	if ($self->enter_map ($map, $x, $y)) {
2336	}	2820	# entering was successful
		2821	delete $self->{_link_recursion};
		2822	# only activate afterwards, to support waiting in hooks
		2823	$self->activate_recursive;
		2824	}
2337		2825
		2826	}
		2827
2338	=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)]])
2339		2829
2340	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
2341	her, loading and preparing them map, calling the provided $check callback	2831	her, loading and preparing them map, calling the provided $check callback
2342	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
2343	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
2344	be called at the end of this process.	2834	be called at the end of this process.
2345		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
2346	=cut	2839	=cut
2347		2840
2348	our $GOTOGEN;	2841	our $GOTOGEN;
2349		2842
2350	sub cf::object::player::goto {	2843	sub cf::object::player::goto {
2351	my ($self, $path, $x, $y, $check, $done) = @_;	2844	my ($self, $path, $x, $y, $check, $done) = @_;
2352		2845
		2846	if ($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
2353	# 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
2354	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2853	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2355		2854
2356	$self->enter_link;	2855	$self->enter_link;
2357		2856
2358	(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
2359	my $map = eval {	2879	my $map = eval {
2360	my $map = cf::map::find $path;	2880	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2361		2881
2362	if ($map) {	2882	if ($map) {
2363	$map = $map->customise_for ($self);	2883	$map = $map->customise_for ($self);
2364	$map = $check->($map) if $check && $map;	2884	$map = $check->($map, $x, $y, $self) if $check && $map;
2365	} else {	2885	} else {
2366	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2886	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2367	}	2887	}
2368		2888
2369	$map	2889	$map
2370	};	2890	};
2371		2891
…		…
2377	if ($gen == $self->{_goto_generation}) {	2897	if ($gen == $self->{_goto_generation}) {
2378	delete $self->{_goto_generation};	2898	delete $self->{_goto_generation};
2379	$self->leave_link ($map, $x, $y);	2899	$self->leave_link ($map, $x, $y);
2380	}	2900	}
2381		2901
2382	$done->() if $done;	2902	$done->($self) if $done;
2383	})->prio (1);	2903	})->prio (1);
2384	}	2904	}
2385		2905
2386	=item $player_object->enter_exit ($exit_object)	2906	=item $player_object->enter_exit ($exit_object)
2387		2907
…		…
2407	}	2927	}
2408		2928
2409	sub prepare_random_map {	2929	sub prepare_random_map {
2410	my ($exit) = @_;	2930	my ($exit) = @_;
2411		2931
2412	my $guard = cf::lock_acquire "exit_prepare:$exit";
2413
2414	# all this does is basically replace the /! path by	2932	# all this does is basically replace the /! path by
2415	# a new random map path (?random/...) with a seed	2933	# a new random map path (?random/...) with a seed
2416	# that depends on the exit object	2934	# that depends on the exit object
2417		2935
2418	my $rmp = parse_random_map_params $exit->msg;	2936	my $rmp = parse_random_map_params $exit->msg;
…		…
2420	if ($exit->map) {	2938	if ($exit->map) {
2421	$rmp->{region} = $exit->region->name;	2939	$rmp->{region} = $exit->region->name;
2422	$rmp->{origin_map} = $exit->map->path;	2940	$rmp->{origin_map} = $exit->map->path;
2423	$rmp->{origin_x} = $exit->x;	2941	$rmp->{origin_x} = $exit->x;
2424	$rmp->{origin_y} = $exit->y;	2942	$rmp->{origin_y} = $exit->y;
		2943
		2944	$exit->map->touch;
2425	}	2945	}
2426		2946
2427	$rmp->{random_seed} ||= $exit->random_seed;	2947	$rmp->{random_seed} ||= $exit->random_seed;
2428		2948
2429	my $data = cf::to_json $rmp;	2949	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2430	my $md5 = Digest::MD5::md5_hex $data;	2950	my $md5 = Digest::MD5::md5_hex $data;
2431	my $meta = "$RANDOMDIR/$md5.meta";	2951	my $meta = "$RANDOMDIR/$md5.meta";
2432		2952
2433	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2953	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2434	aio_write $fh, 0, (length $data), $data, 0;	2954	aio_write $fh, 0, (length $data), $data, 0;
2435	undef $fh;	2955	undef $fh;
2436	aio_rename "$meta~", $meta;	2956	aio_rename "$meta~", $meta;
2437		2957
		2958	my $slaying = "?random/$md5";
		2959
		2960	if ($exit->valid) {
2438	$exit->slaying ("?random/$md5");	2961	$exit->slaying ("?random/$md5");
2439	$exit->msg (undef);	2962	$exit->msg (undef);
		2963	}
2440	}	2964	}
2441	}	2965	}
2442		2966
2443	sub cf::object::player::enter_exit {	2967	sub cf::object::player::enter_exit {
2444	my ($self, $exit) = @_;	2968	my ($self, $exit) = @_;
2445		2969
2446	return unless $self->type == cf::PLAYER;	2970	return unless $self->type == cf::PLAYER;
2447		2971
2448	if ($exit->slaying eq "/!") {
2449	#TODO: this should de-fi-ni-te-ly not be a sync-job
2450	# the problem is that $exit might not survive long enough
2451	# so it needs to be done right now, right here
2452	cf::sync_job { prepare_random_map $exit };
2453	}
2454
2455	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2456	my $hp = $exit->stats->hp;
2457	my $sp = $exit->stats->sp;
2458
2459	$self->enter_link;	2972	$self->enter_link;
2460		2973
2461	# if exit is damned, update players death & WoR home-position
2462	$self->contr->savebed ($slaying, $hp, $sp)
2463	if $exit->flag (FLAG_DAMNED);
2464
2465	(async {	2974	(async {
2466	$self->deactivate_recursive; # just to be sure	2975	$Coro::current->{desc} = "enter_exit";
		2976
2467	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
2468	$self->goto ($slaying, $hp, $sp);	3007	$self->goto ($map, $x, $y);
2469		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
2470	1;	3013	1
2471	}) {	3014	}) {
2472	$self->message ("Something went wrong deep within the crossfire server. "	3015	$self->message ("Something went wrong deep within the deliantra server. "
2473	. "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. "
2474	. "Please report this to the dungeon master!",	3017	. "Please report this to the dungeon master!",
2475	cf::NDI_UNIQUE | cf::NDI_RED);	3018	cf::NDI_UNIQUE | cf::NDI_RED);
2476		3019
2477	warn "ERROR in enter_exit: $@";	3020	error "ERROR in enter_exit: $@";
2478	$self->leave_link;	3021	$self->leave_link;
2479	}	3022	}
2480	})->prio (1);	3023	})->prio (1);
2481	}	3024	}
2482		3025
…		…
2494	sub cf::client::send_drawinfo {	3037	sub cf::client::send_drawinfo {
2495	my ($self, $text, $flags) = @_;	3038	my ($self, $text, $flags) = @_;
2496		3039
2497	utf8::encode $text;	3040	utf8::encode $text;
2498	$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);
2499	}	3067	}
2500		3068
2501	=item $client->send_msg ($channel, $msg, $color, [extra...])	3069	=item $client->send_msg ($channel, $msg, $color, [extra...])
2502		3070
2503	Send a drawinfo or msg packet to the client, formatting the msg for the	3071	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2505	the message, with C<log> being the default. If C<$color> is negative, suppress	3073	the message, with C<log> being the default. If C<$color> is negative, suppress
2506	the message unless the client supports the msg packet.	3074	the message unless the client supports the msg packet.
2507		3075
2508	=cut	3076	=cut
2509		3077
		3078	# non-persistent channels (usually the info channel)
2510	our %CHANNEL = (	3079	our %CHANNEL = (
		3080	"c/motd" => {
		3081	id => "infobox",
		3082	title => "MOTD",
		3083	reply => undef,
		3084	tooltip => "The message of the day",
		3085	},
2511	"c/identify" => {	3086	"c/identify" => {
2512	id => "identify",	3087	id => "infobox",
2513	title => "Identify",	3088	title => "Identify",
2514	reply => undef,	3089	reply => undef,
2515	tooltip => "Items recently identified",	3090	tooltip => "Items recently identified",
2516	},	3091	},
2517	"c/examine" => {	3092	"c/examine" => {
2518	id => "examine",	3093	id => "infobox",
2519	title => "Examine",	3094	title => "Examine",
2520	reply => undef,	3095	reply => undef,
2521	tooltip => "Signs and other items you examined",	3096	tooltip => "Signs and other items you examined",
2522	},	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" => $CHAT_CHANNEL,
2523	);	3190	);
2524		3191
2525	sub cf::client::send_msg {	3192	sub cf::client::send_msg {
2526	my ($self, $channel, $msg, $color, @extra) = @_;	3193	my ($self, $channel, $msg, $color, @extra) = @_;
2527		3194
2528	$msg = $self->pl->expand_cfpod ($msg);	3195	$msg = $self->pl->expand_cfpod ($msg)
		3196	unless $color & cf::NDI_VERBATIM;
2529		3197
2530	$color &= cf::NDI_CLIENT_MASK; # just in case...	3198	$color &= cf::NDI_CLIENT_MASK; # just in case...
2531		3199
2532	# check predefined channels, for the benefit of C	3200	# check predefined channels, for the benefit of C
2533	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};	3201	if ($CHANNEL{$channel}) {
		3202	$channel = $CHANNEL{$channel};
2534		3203
		3204	$self->ext_msg (channel_info => $channel);
		3205	$channel = $channel->{id};
		3206
2535	if (ref $channel) {	3207	} elsif (ref $channel) {
2536	# send meta info to client, if not yet sent	3208	# send meta info to client, if not yet sent
2537	unless (exists $self->{channel}{$channel->{id}}) {	3209	unless (exists $self->{channel}{$channel->{id}}) {
2538	$self->{channel}{$channel->{id}} = $channel;	3210	$self->{channel}{$channel->{id}} = $channel;
2539	$self->ext_msg (channel_info => $channel)	3211	$self->ext_msg (channel_info => $channel);
2540	if $self->can_msg;
2541	}	3212	}
2542		3213
2543	$channel = $channel->{id};	3214	$channel = $channel->{id};
2544	}	3215	}
2545		3216
2546	return unless @extra || length $msg;	3217	return unless @extra || length $msg;
2547		3218
2548	if ($self->can_msg) {
2549	# default colour, mask it out	3219	# default colour, mask it out
2550	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3220	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2551	if $color & cf::NDI_DEF;	3221	if $color & cf::NDI_DEF;
2552		3222
2553	$self->send_packet ("msg " . $self->{json_coder}->encode (	3223	my $pkt = "msg "
		3224	. $self->{json_coder}->encode (
2554	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3225	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2555	} else {	3226	);
2556	if ($color >= 0) {
2557	# replace some tags by gcfclient-compatible ones
2558	for ($msg) {
2559	1 while
2560	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2561	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2562	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2563	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2564	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2565	}
2566		3227
2567	$color &= cf::NDI_COLOR_MASK;	3228	$self->send_big_packet ($pkt);
2568
2569	utf8::encode $msg;
2570
2571	if (0 && $msg =~ /\[/) {
2572	# COMMAND/INFO
2573	$self->send_packet ("drawextinfo $color 10 8 $msg")
2574	} else {
2575	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2576	$self->send_packet ("drawinfo $color $msg")
2577	}
2578	}
2579	}
2580	}	3229	}
2581		3230
2582	=item $client->ext_msg ($type, @msg)	3231	=item $client->ext_msg ($type, @msg)
2583		3232
2584	Sends an ext event to the client.	3233	Sends an ext event to the client.
…		…
2587		3236
2588	sub cf::client::ext_msg($$@) {	3237	sub cf::client::ext_msg($$@) {
2589	my ($self, $type, @msg) = @_;	3238	my ($self, $type, @msg) = @_;
2590		3239
2591	if ($self->extcmd == 2) {	3240	if ($self->extcmd == 2) {
2592	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3241	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2593	} elsif ($self->extcmd == 1) { # TODO: remove	3242	} elsif ($self->extcmd == 1) { # TODO: remove
2594	push @msg, msgtype => "event_$type";	3243	push @msg, msgtype => "event_$type";
2595	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3244	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2596	}	3245	}
2597	}	3246	}
2598		3247
2599	=item $client->ext_reply ($msgid, @msg)	3248	=item $client->ext_reply ($msgid, @msg)
2600		3249
…		…
2603	=cut	3252	=cut
2604		3253
2605	sub cf::client::ext_reply($$@) {	3254	sub cf::client::ext_reply($$@) {
2606	my ($self, $id, @msg) = @_;	3255	my ($self, $id, @msg) = @_;
2607		3256
2608	if ($self->extcmd == 2) {	3257	return unless $self->extcmd == 2;
		3258
2609	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3259	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2610	} elsif ($self->extcmd == 1) {
2611	#TODO: version 1, remove
2612	unshift @msg, msgtype => "reply", msgid => $id;
2613	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2614	}
2615	}	3260	}
2616		3261
2617	=item $success = $client->query ($flags, "text", \&cb)	3262	=item $success = $client->query ($flags, "text", \&cb)
2618		3263
2619	Queues a query to the client, calling the given callback with	3264	Queues a query to the client, calling the given callback with
…		…
2674	my ($ns, $buf) = @_;	3319	my ($ns, $buf) = @_;
2675		3320
2676	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3321	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2677		3322
2678	if (ref $msg) {	3323	if (ref $msg) {
2679	my ($type, $reply, @payload) =	3324	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
2680	"ARRAY" eq ref $msg
2681	? @$msg
2682	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2683		3325
2684	my @reply;	3326	my @reply;
2685		3327
2686	if (my $cb = $EXTICMD{$type}) {	3328	if (my $cb = $EXTICMD{$type}) {
2687	@reply = $cb->($ns, @payload);	3329	@reply = $cb->($ns, @payload);
…		…
2689		3331
2690	$ns->ext_reply ($reply, @reply)	3332	$ns->ext_reply ($reply, @reply)
2691	if $reply;	3333	if $reply;
2692		3334
2693	} else {	3335	} else {
2694	warn "client " . ($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";
2695	}	3337	}
2696		3338
2697	cf::override;	3339	cf::override;
2698	},	3340	},
2699	);	3341	);
…		…
2719		3361
2720	$coro	3362	$coro
2721	}	3363	}
2722		3364
2723	cf::client->attach (	3365	cf::client->attach (
2724	on_destroy => sub {	3366	on_client_destroy => sub {
2725	my ($ns) = @_;	3367	my ($ns) = @_;
2726		3368
2727	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3369	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2728	},	3370	},
2729	);	3371	);
…		…
2745	our $safe_hole = new Safe::Hole;	3387	our $safe_hole = new Safe::Hole;
2746		3388
2747	$SIG{FPE} = 'IGNORE';	3389	$SIG{FPE} = 'IGNORE';
2748		3390
2749	$safe->permit_only (Opcode::opset qw(	3391	$safe->permit_only (Opcode::opset qw(
2750	:base_core :base_mem :base_orig :base_math	3392	:base_core :base_mem :base_orig :base_math :base_loop
2751	grepstart grepwhile mapstart mapwhile	3393	grepstart grepwhile mapstart mapwhile
2752	sort time	3394	sort time
2753	));	3395	));
2754		3396
2755	# here we export the classes and methods available to script code	3397	# here we export the classes and methods available to script code
…		…
2757	=pod	3399	=pod
2758		3400
2759	The following functions and methods are available within a safe environment:	3401	The following functions and methods are available within a safe environment:
2760		3402
2761	cf::object	3403	cf::object
2762	contr pay_amount pay_player map x y force_find force_add	3404	contr pay_amount pay_player map x y force_find force_add destroy
2763	insert remove name archname title slaying race decrease_ob_nr	3405	insert remove name archname title slaying race decrease split
		3406	value
2764		3407
2765	cf::object::player	3408	cf::object::player
2766	player	3409	player
2767		3410
2768	cf::player	3411	cf::player
…		…
2773		3416
2774	=cut	3417	=cut
2775		3418
2776	for (	3419	for (
2777	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3420	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2778	insert remove inv name archname title slaying race	3421	insert remove inv nrof name archname title slaying race
2779	decrease_ob_nr)],	3422	decrease split destroy change_exp value msg lore send_msg)],
2780	["cf::object::player" => qw(player)],	3423	["cf::object::player" => qw(player)],
2781	["cf::player" => qw(peaceful)],	3424	["cf::player" => qw(peaceful send_msg)],
2782	["cf::map" => qw(trigger)],	3425	["cf::map" => qw(trigger)],
2783	) {	3426	) {
2784	no strict 'refs';
2785	my ($pkg, @funs) = @$_;	3427	my ($pkg, @funs) = @$_;
2786	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3428	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2787	for @funs;	3429	for @funs;
2788	}	3430	}
2789		3431
…		…
2804		3446
2805	my $qcode = $code;	3447	my $qcode = $code;
2806	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3448	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2807	$qcode =~ s/\n/\\n/g;	3449	$qcode =~ s/\n/\\n/g;
2808		3450
		3451	%vars = (_dummy => 0) unless %vars;
		3452
		3453	my @res;
2809	local $_;	3454	local $_;
2810	local @safe::cf::_safe_eval_args = values %vars;
2811		3455
2812	my $eval =	3456	my $eval =
2813	"do {\n"	3457	"do {\n"
2814	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3458	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2815	. "#line 0 \"{$qcode}\"\n"	3459	. "#line 0 \"{$qcode}\"\n"
2816	. $code	3460	. $code
2817	. "\n}"	3461	. "\n}"
2818	;	3462	;
2819		3463
		3464	if ($CFG{safe_eval}) {
2820	sub_generation_inc;	3465	sub_generation_inc;
		3466	local @safe::cf::_safe_eval_args = values %vars;
2821	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3467	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2822	sub_generation_inc;	3468	sub_generation_inc;
		3469	} else {
		3470	local @cf::_safe_eval_args = values %vars;
		3471	@res = wantarray ? eval eval : scalar eval $eval;
		3472	}
2823		3473
2824	if ($@) {	3474	if ($@) {
2825	warn "$@";	3475	warn "$@",
2826	warn "while executing safe code '$code'\n";	3476	"while executing safe code '$code'\n",
2827	warn "with arguments " . (join " ", %vars) . "\n";	3477	"with arguments " . (join " ", %vars) . "\n";
2828	}	3478	}
2829		3479
2830	wantarray ? @res : $res[0]	3480	wantarray ? @res : $res[0]
2831	}	3481	}
2832		3482
…		…
2846	=cut	3496	=cut
2847		3497
2848	sub register_script_function {	3498	sub register_script_function {
2849	my ($fun, $cb) = @_;	3499	my ($fun, $cb) = @_;
2850		3500
2851	no strict 'refs';	3501	$fun = "safe::$fun" if $CFG{safe_eval};
2852	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3502	*$fun = $safe_hole->wrap ($cb);
2853	}	3503	}
2854		3504
2855	=back	3505	=back
2856		3506
2857	=cut	3507	=cut
2858		3508
2859	#############################################################################	3509	#############################################################################
2860	# the server's init and main functions	3510	# the server's init and main functions
		3511
		3512	our %FACEHASH; # hash => idx, #d# HACK for http server
2861		3513
2862	sub load_facedata($) {	3514	sub load_facedata($) {
2863	my ($path) = @_;	3515	my ($path) = @_;
2864		3516
2865	# HACK to clear player env face cache, we need some signal framework	3517	# HACK to clear player env face cache, we need some signal framework
2866	# for this (global event?)	3518	# for this (global event?)
2867	%ext::player_env::MUSIC_FACE_CACHE = ();	3519	%ext::player_env::MUSIC_FACE_CACHE = ();
2868		3520
2869	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3521	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2870		3522
2871	warn "loading facedata from $path\n";	3523	trace "loading facedata from $path\n";
2872		3524
2873	my $facedata;	3525	my $facedata = decode_storable load_file $path;
2874	0 < aio_load $path, $facedata
2875	or die "$path: $!";
2876
2877	$facedata = Coro::Storable::thaw $facedata;
2878		3526
2879	$facedata->{version} == 2	3527	$facedata->{version} == 2
2880	or cf::cleanup "$path: version mismatch, cannot proceed.";	3528	or cf::cleanup "$path: version mismatch, cannot proceed.";
2881		3529
2882	# patch in the exptable	3530	# patch in the exptable
		3531	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
2883	$facedata->{resource}{"res/exp_table"} = {	3532	$facedata->{resource}{"res/exp_table"} = {
2884	type => FT_RSRC,	3533	type => FT_RSRC,
2885	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3534	data => $exp_table,
		3535	hash => (Digest::MD5::md5 $exp_table),
2886	};	3536	};
2887	cf::cede_to_tick;	3537	cf::cede_to_tick;
2888		3538
2889	{	3539	{
2890	my $faces = $facedata->{faceinfo};	3540	my $faces = $facedata->{faceinfo};
2891		3541
2892	while (my ($face, $info) = each %$faces) {	3542	for my $face (sort keys %$faces) {
		3543	my $info = $faces->{$face};
2893	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3544	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3545
2894	cf::face::set_visibility $idx, $info->{visibility};	3546	cf::face::set_visibility $idx, $info->{visibility};
2895	cf::face::set_magicmap $idx, $info->{magicmap};	3547	cf::face::set_magicmap $idx, $info->{magicmap};
2896	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3548	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2897	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	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}} = $idx;#d#
2898		3552
2899	cf::cede_to_tick;	3553	cf::cede_to_tick;
2900	}	3554	}
2901		3555
2902	while (my ($face, $info) = each %$faces) {	3556	while (my ($face, $info) = each %$faces) {
2903	next unless $info->{smooth};	3557	next unless $info->{smooth};
		3558
2904	my $idx = cf::face::find $face	3559	my $idx = cf::face::find $face
2905	or next;	3560	or next;
		3561
2906	if (my $smooth = cf::face::find $info->{smooth}) {	3562	if (my $smooth = cf::face::find $info->{smooth}) {
2907	cf::face::set_smooth $idx, $smooth;	3563	cf::face::set_smooth $idx, $smooth;
2908	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3564	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2909	} else {	3565	} else {
2910	warn "smooth face '$info->{smooth}' not found for face '$face'";	3566	error "smooth face '$info->{smooth}' not found for face '$face'";
2911	}	3567	}
2912		3568
2913	cf::cede_to_tick;	3569	cf::cede_to_tick;
2914	}	3570	}
2915	}	3571	}
…		…
2924		3580
2925	cf::anim::invalidate_all; # d'oh	3581	cf::anim::invalidate_all; # d'oh
2926	}	3582	}
2927		3583
2928	{	3584	{
2929	# TODO: for gcfclient pleasure, we should give resources
2930	# that gcfclient doesn't grok a >10000 face index.
2931	my $res = $facedata->{resource};	3585	my $res = $facedata->{resource};
2932		3586
2933	my $soundconf = delete $res->{"res/sound.conf"};
2934
2935	while (my ($name, $info) = each %$res) {	3587	while (my ($name, $info) = each %$res) {
		3588	if (defined (my $type = $info->{type})) {
		3589	# TODO: different hash - must free and use new index, or cache ixface data queue
2936	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3590	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2937	my $data;
2938		3591
2939	if ($info->{type} & 1) {	3592	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
2940	# prepend meta info	3593	cf::face::set_type $idx, $type;
2941		3594	cf::face::set_meta $idx, $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
2942	my $meta = $enc->encode ({	3595	$FACEHASH{$info->{hash}} = $idx;#d#
2943	name => $name,
2944	%{ $info->{meta} || {} },
2945	});
2946
2947	$data = pack "(w/a*)*", $meta, $info->{data};
2948	} else {	3596	} else {
2949	$data = $info->{data};	3597	# $RESOURCE{$name} = $info; # unused
2950	}	3598	}
2951		3599
2952	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
2953	cf::face::set_type $idx, $info->{type};
2954
2955	cf::cede_to_tick;	3600	cf::cede_to_tick;
2956	}	3601	}
2957
2958	if ($soundconf) {
2959	$soundconf = $enc->decode (delete $soundconf->{data});
2960
2961	for (0 .. SOUND_CAST_SPELL_0 - 1) {
2962	my $sound = $soundconf->{compat}[$_]
2963	or next;
2964
2965	my $face = cf::face::find "sound/$sound->[1]";
2966	cf::sound::set $sound->[0] => $face;
2967	cf::sound::old_sound_index $_, $face; # gcfclient-compat
2968	}
2969
2970	while (my ($k, $v) = each %{$soundconf->{event}}) {
2971	my $face = cf::face::find "sound/$v";
2972	cf::sound::set $k => $face;
2973	}
2974	}
2975	}	3602	}
		3603
		3604	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
2976		3605
2977	1	3606	1
2978	}	3607	}
2979		3608
2980	register_exticmd fx_want => sub {	3609	register_exticmd fx_want => sub {
…		…
2982		3611
2983	while (my ($k, $v) = each %$want) {	3612	while (my ($k, $v) = each %$want) {
2984	$ns->fx_want ($k, $v);	3613	$ns->fx_want ($k, $v);
2985	}	3614	}
2986	};	3615	};
		3616
		3617	sub load_resource_file($) {
		3618	my $guard = lock_acquire "load_resource_file";
		3619
		3620	my $status = load_resource_file_ $_[0];
		3621	get_slot 0.1, 100;
		3622	cf::arch::commit_load;
		3623
		3624	$status
		3625	}
2987		3626
2988	sub reload_regions {	3627	sub reload_regions {
2989	# HACK to clear player env face cache, we need some signal framework	3628	# HACK to clear player env face cache, we need some signal framework
2990	# for this (global event?)	3629	# for this (global event?)
2991	%ext::player_env::MUSIC_FACE_CACHE = ();	3630	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3005	}	3644	}
3006		3645
3007	sub reload_archetypes {	3646	sub reload_archetypes {
3008	load_resource_file "$DATADIR/archetypes"	3647	load_resource_file "$DATADIR/archetypes"
3009	or die "unable to load archetypes\n";	3648	or die "unable to load archetypes\n";
3010	#d# NEED to laod twice to resolve forward references
3011	# this really needs to be done in an extra post-pass
3012	# (which needs to be synchronous, so solve it differently)
3013	load_resource_file "$DATADIR/archetypes"
3014	or die "unable to load archetypes\n";
3015	}	3649	}
3016		3650
3017	sub reload_treasures {	3651	sub reload_treasures {
3018	load_resource_file "$DATADIR/treasures"	3652	load_resource_file "$DATADIR/treasures"
3019	or die "unable to load treasurelists\n";	3653	or die "unable to load treasurelists\n";
3020	}	3654	}
3021		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
3022	sub reload_resources {	3676	sub reload_resources {
3023	warn "reloading resource files...\n";	3677	trace "reloading resource files...\n";
3024		3678
		3679	reload_exp_table;
		3680	reload_materials;
		3681	reload_facedata;
		3682	reload_sound;
		3683	reload_archetypes;
3025	reload_regions;	3684	reload_regions;
3026	reload_facedata;
3027	#reload_archetypes;#d#
3028	reload_archetypes;
3029	reload_treasures;	3685	reload_treasures;
3030		3686
3031	warn "finished reloading resource files\n";	3687	trace "finished reloading resource files\n";
3032	}
3033
3034	sub init {
3035	reload_resources;
3036	}	3688	}
3037		3689
3038	sub reload_config {	3690	sub reload_config {
3039	open my $fh, "<:utf8", "$CONFDIR/config"	3691	trace "reloading config file...\n";
3040	or return;
3041		3692
3042	local $/;	3693	my $config = load_file "$CONFDIR/config";
3043	*CFG = YAML::Syck::Load <$fh>;	3694	utf8::decode $config;
		3695	*CFG = decode_yaml $config;
3044		3696
3045	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3697	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3046		3698
3047	$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};
3048	$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};
3049		3701
3050	if (exists $CFG{mlockall}) {	3702	if (exists $CFG{mlockall}) {
…		…
3054	};	3706	};
3055	warn $@ if $@;	3707	warn $@ if $@;
3056	}	3708	}
3057	}	3709	}
3058		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
3059	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
3060	# we must not ever block the main coroutine	3749	# we must not ever block the main coroutine
3061	local $Coro::idle = sub {	3750	$Coro::idle = sub {
3062	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#
3063	(async {	3752	(async {
3064	Event::one_event;	3753	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3754	EV::loop EV::LOOP_ONESHOT;
3065	})->prio (Coro::PRIO_MAX);	3755	})->prio (Coro::PRIO_MAX);
3066	};	3756	};
3067		3757
		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;
3068	reload_config;	3770	reload_config;
3069	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
3070	load_extensions;	3781	load_extensions;
3071		3782
3072	$TICK_WATCHER->start;	3783	utime time, time, $RUNTIMEFILE;
3073	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;
3074	}	3800	}
3075		3801
3076	#############################################################################	3802	#############################################################################
3077	# initialisation and cleanup	3803	# initialisation and cleanup
3078		3804
3079	# install some emergency cleanup handlers	3805	# install some emergency cleanup handlers
3080	BEGIN {	3806	BEGIN {
		3807	our %SIGWATCHER = ();
3081	for my $signal (qw(INT HUP TERM)) {	3808	for my $signal (qw(INT HUP TERM)) {
3082	Event->signal (	3809	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3083	reentrant => 0,
3084	data => WF_AUTOCANCEL,
3085	signal => $signal,
3086	prio => 0,
3087	cb => sub {
3088	cf::cleanup "SIG$signal";	3810	cf::cleanup "SIG$signal";
3089	},
3090	);	3811	};
3091	}	3812	}
3092	}	3813	}
3093		3814
3094	sub write_runtime {	3815	sub write_runtime_sync {
3095	my $runtime = "$LOCALDIR/runtime";	3816	my $t0 = AE::time;
3096		3817
3097	# first touch the runtime file to show we are still running:	3818	# first touch the runtime file to show we are still running:
3098	# the fsync below can take a very very long time.	3819	# the fsync below can take a very very long time.
3099		3820
3100	IO::AIO::aio_utime $runtime, undef, undef;	3821	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3101		3822
3102	my $guard = cf::lock_acquire "write_runtime";	3823	my $guard = cf::lock_acquire "write_runtime";
3103		3824
3104	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3825	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3105	or return;	3826	or return;
3106		3827
3107	my $value = $cf::RUNTIME + 90 + 10;	3828	my $value = $cf::RUNTIME + 90 + 10;
3108	# 10 is the runtime save interval, for a monotonic clock	3829	# 10 is the runtime save interval, for a monotonic clock
3109	# 60 allows for the watchdog to kill the server.	3830	# 60 allows for the watchdog to kill the server.
…		…
3119	aio_utime $fh, undef, undef;	3840	aio_utime $fh, undef, undef;
3120		3841
3121	close $fh	3842	close $fh
3122	or return;	3843	or return;
3123		3844
3124	aio_rename "$runtime~", $runtime	3845	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3125	and return;	3846	and return;
3126		3847
3127	warn "runtime file written.\n";	3848	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3128		3849
3129	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 };
3130	}	3901	}
3131		3902
3132	sub emergency_save() {	3903	sub emergency_save() {
3133	my $freeze_guard = cf::freeze_mainloop;	3904	my $freeze_guard = cf::freeze_mainloop;
3134		3905
3135	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;
3136		3912
3137	cf::sync_job {	3913	cf::sync_job {
		3914	cf::write_runtime_sync; # external watchdog should not bark
		3915
3138	# use a peculiar iteration method to avoid tripping on perl	3916	# use a peculiar iteration method to avoid tripping on perl
3139	# refcount bugs in for. also avoids problems with players	3917	# refcount bugs in for. also avoids problems with players
3140	# and maps saved/destroyed asynchronously.	3918	# and maps saved/destroyed asynchronously.
3141	warn "begin emergency player save\n";	3919	info "emergency_perl_save: begin player save\n";
3142	for my $login (keys %cf::PLAYER) {	3920	for my $login (keys %cf::PLAYER) {
3143	my $pl = $cf::PLAYER{$login} or next;	3921	my $pl = $cf::PLAYER{$login} or next;
3144	$pl->valid or next;	3922	$pl->valid or next;
		3923	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3145	$pl->save;	3924	$pl->save;
3146	}	3925	}
3147	warn "end emergency player save\n";	3926	info "emergency_perl_save: end player save\n";
3148		3927
3149	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";
3150	for my $path (keys %cf::MAP) {	3931	for my $path (keys %cf::MAP) {
3151	my $map = $cf::MAP{$path} or next;	3932	my $map = $cf::MAP{$path} or next;
3152	$map->valid or next;	3933	$map->valid or next;
3153	$map->save;	3934	$map->save;
3154	}	3935	}
3155	warn "end emergency map save\n";	3936	info "emergency_perl_save: end map save\n";
3156		3937
3157	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";
3158	BDB::db_env_txn_checkpoint $DB_ENV;	3941	BDB::db_env_txn_checkpoint $DB_ENV;
3159	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 $DB_ENV;
		3952
		3953	info "emergency_perl_save: starting sync\n";
		3954	IO::AIO::aio_sync sub {
		3955	info "emergency_perl_save: finished sync\n";
		3956	};
		3957
		3958	cf::write_runtime_sync; # external watchdog should not bark
		3959
		3960	trace "emergency_perl_save: flushing outstanding aio requests";
		3961	while (IO::AIO::nreqs || BDB::nreqs) {
		3962	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		3963	}
		3964
		3965	cf::write_runtime_sync; # external watchdog should not bark
3160	};	3966	};
3161		3967
3162	warn "leave emergency perl save\n";	3968	info "emergency_perl_save: leave\n";
3163	}	3969	}
3164		3970
3165	sub post_cleanup {	3971	sub post_cleanup {
3166	my ($make_core) = @_;	3972	my ($make_core) = @_;
3167		3973
		3974	IO::AIO::flush;
		3975
3168	warn Carp::longmess "post_cleanup backtrace"	3976	error Carp::longmess "post_cleanup backtrace"
3169	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	}
3170	}	4006	}
3171		4007
3172	sub do_reload_perl() {	4008	sub do_reload_perl() {
3173	# can/must only be called in main	4009	# can/must only be called in main
3174	if ($Coro::current != $Coro::main) {	4010	unless (in_main) {
3175	warn "can only reload from main coroutine";	4011	error "can only reload from main coroutine";
3176	return;	4012	return;
3177	}	4013	}
3178		4014
3179	warn "reloading...";	4015	return if $RELOAD++;
3180		4016
3181	warn "entering sync_job";	4017	my $t1 = AE::time;
3182		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
3183	cf::sync_job {	4025	cf::sync_job {
3184	cf::write_runtime; # external watchdog should not bark
3185	cf::emergency_save;	4026	#cf::emergency_save;
3186	cf::write_runtime; # external watchdog should not bark
3187		4027
3188	warn "syncing database to disk";
3189	BDB::db_env_txn_checkpoint $DB_ENV;
3190
3191	# if anything goes wrong in here, we should simply crash as we already saved
3192
3193	warn "cancelling all WF_AUTOCANCEL watchers";
3194	for (Event::all_watchers) {
3195	$_->cancel if $_->data & WF_AUTOCANCEL;
3196	}
3197
3198	warn "flushing outstanding aio requests";
3199	for (;;) {
3200	BDB::flush;
3201	IO::AIO::flush;
3202	Coro::cede;
3203	last unless IO::AIO::nreqs || BDB::nreqs;
3204	warn "iterate...";
3205	}
3206
3207	++$RELOAD;
3208
3209	warn "cancelling all extension coros";	4028	trace "perl_reload: cancelling all extension coros";
3210	$_->cancel for values %EXT_CORO;	4029	$_->cancel for values %EXT_CORO;
3211	%EXT_CORO = ();	4030	%EXT_CORO = ();
3212		4031
3213	warn "removing commands";	4032	trace "perl_reload: removing commands";
3214	%COMMAND = ();	4033	%COMMAND = ();
3215		4034
3216	warn "removing ext/exti commands";	4035	trace "perl_reload: removing ext/exti commands";
3217	%EXTCMD = ();	4036	%EXTCMD = ();
3218	%EXTICMD = ();	4037	%EXTICMD = ();
3219		4038
3220	warn "unloading/nuking all extensions";	4039	trace "perl_reload: unloading/nuking all extensions";
3221	for my $pkg (@EXTS) {	4040	for my $pkg (@EXTS) {
3222	warn "... unloading $pkg";	4041	trace "... unloading $pkg";
3223		4042
3224	if (my $cb = $pkg->can ("unload")) {	4043	if (my $cb = $pkg->can ("unload")) {
3225	eval {	4044	eval {
3226	$cb->($pkg);	4045	$cb->($pkg);
3227	1	4046	1
3228	} 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;
3229	}	4052	}
3230		4053
3231	warn "... nuking $pkg";
3232	Symbol::delete_package $pkg;
3233	}
3234
3235	warn "unloading all perl modules loaded from $LIBDIR";	4054	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3236	while (my ($k, $v) = each %INC) {	4055	while (my ($k, $v) = each %INC) {
3237	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4056	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3238		4057
3239	warn "... unloading $k";	4058	trace "... unloading $k";
3240	delete $INC{$k};	4059	delete $INC{$k};
3241		4060
3242	$k =~ s/\.pm$//;	4061	$k =~ s/\.pm$//;
3243	$k =~ s/\//::/g;	4062	$k =~ s/\//::/g;
3244		4063
3245	if (my $cb = $k->can ("unload_module")) {	4064	if (my $cb = $k->can ("unload_module")) {
3246	$cb->();	4065	$cb->();
		4066	}
		4067
		4068	clear_package $k;
3247	}	4069	}
3248		4070
3249	Symbol::delete_package $k;
3250	}
3251
3252	warn "getting rid of safe::, as good as possible";	4071	trace "perl_reload: getting rid of safe::, as good as possible";
3253	Symbol::delete_package "safe::$_"	4072	clear_package "safe::$_"
3254	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);
3255		4074
3256	warn "unloading cf.pm \"a bit\"";	4075	trace "perl_reload: unloading cf.pm \"a bit\"";
3257	delete $INC{"cf.pm"};	4076	delete $INC{"cf.pm"};
3258	delete $INC{"cf/pod.pm"};	4077	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3259		4078
3260	# don't, removes xs symbols, too,	4079	# don't, removes xs symbols, too,
3261	# and global variables created in xs	4080	# and global variables created in xs
3262	#Symbol::delete_package __PACKAGE__;	4081	#clear_package __PACKAGE__;
3263		4082
3264	warn "unload completed, starting to reload now";	4083	info "perl_reload: unload completed, starting to reload now";
3265		4084
3266	warn "reloading cf.pm";	4085	trace "perl_reload: reloading cf.pm";
3267	require cf;	4086	require cf;
3268	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4087	cf::_connect_to_perl_1;
3269		4088
3270	warn "loading config and database again";	4089	trace "perl_reload: loading config and database again";
3271	cf::reload_config;	4090	cf::reload_config;
3272		4091
3273	warn "loading extensions";	4092	trace "perl_reload: loading extensions";
3274	cf::load_extensions;	4093	cf::load_extensions;
3275		4094
		4095	if ($REATTACH_ON_RELOAD) {
3276	warn "reattaching attachments to objects/players";	4096	trace "perl_reload: reattaching attachments to objects/players";
3277	_global_reattach; # objects, sockets	4097	_global_reattach; # objects, sockets
3278	warn "reattaching attachments to maps";	4098	trace "perl_reload: reattaching attachments to maps";
3279	reattach $_ for values %MAP;	4099	reattach $_ for values %MAP;
3280	warn "reattaching attachments to players";	4100	trace "perl_reload: reattaching attachments to players";
3281	reattach $_ for values %PLAYER;	4101	reattach $_ for values %PLAYER;
		4102	}
3282		4103
3283	warn "leaving sync_job";	4104	cf::_post_init 1;
3284		4105
		4106	trace "perl_reload: leaving sync_job";
		4107
3285	1	4108	1
3286	} or do {	4109	} or do {
3287	warn $@;	4110	error $@;
3288	warn "error while reloading, exiting.";	4111	cf::cleanup "perl_reload: error, exiting.";
3289	exit 1;	4112	};
		4113
		4114	--$RELOAD;
3290	};	4115	}
3291		4116
3292	warn "reloaded";	4117	$t1 = AE::time - $t1;
		4118	info "perl_reload: completed in ${t1}s\n";
3293	};	4119	};
3294		4120
3295	our $RELOAD_WATCHER; # used only during reload	4121	our $RELOAD_WATCHER; # used only during reload
3296		4122
3297	sub reload_perl() {	4123	sub reload_perl() {
3298	# doing reload synchronously and two reloads happen back-to-back,	4124	# doing reload synchronously and two reloads happen back-to-back,
3299	# coro crashes during coro_state_free->destroy here.	4125	# coro crashes during coro_state_free->destroy here.
3300		4126
3301	$RELOAD_WATCHER ||= Event->timer (	4127	$RELOAD_WATCHER ||= cf::async {
3302	reentrant => 0,	4128	Coro::AIO::aio_wait cache_extensions;
3303	after => 0,	4129
3304	data => WF_AUTOCANCEL,	4130	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3305	cb => sub {
3306	do_reload_perl;	4131	do_reload_perl;
3307	undef $RELOAD_WATCHER;	4132	undef $RELOAD_WATCHER;
3308	},	4133	};
3309	);	4134	};
3310	}	4135	}
3311		4136
3312	register_command "reload" => sub {	4137	register_command "reload" => sub {
3313	my ($who, $arg) = @_;	4138	my ($who, $arg) = @_;
3314		4139
3315	if ($who->flag (FLAG_WIZ)) {	4140	if ($who->flag (FLAG_WIZ)) {
3316	$who->message ("reloading server.");	4141	$who->message ("reloading server.");
		4142	async {
		4143	$Coro::current->{desc} = "perl_reload";
3317	async { reload_perl };	4144	reload_perl;
		4145	};
3318	}	4146	}
3319	};	4147	};
3320		4148
3321	unshift @INC, $LIBDIR;	4149	#############################################################################
3322		4150
3323	my $bug_warning = 0;	4151	my $bug_warning = 0;
3324		4152
3325	our @WAIT_FOR_TICK;
3326	our @WAIT_FOR_TICK_BEGIN;
3327
3328	sub wait_for_tick {	4153	sub wait_for_tick() {
3329	return unless $TICK_WATCHER->is_active;	4154	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3330	return if $Coro::current == $Coro::main;
3331		4155
3332	my $signal = new Coro::Signal;	4156	$WAIT_FOR_TICK->wait;
3333	push @WAIT_FOR_TICK, $signal;
3334	$signal->wait;
3335	}	4157	}
3336		4158
3337	sub wait_for_tick_begin {	4159	sub wait_for_tick_begin() {
3338	return unless $TICK_WATCHER->is_active;	4160	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3339	return if $Coro::current == $Coro::main;
3340		4161
3341	my $signal = new Coro::Signal;	4162	my $signal = new Coro::Signal;
3342	push @WAIT_FOR_TICK_BEGIN, $signal;	4163	push @WAIT_FOR_TICK_BEGIN, $signal;
3343	$signal->wait;	4164	$signal->wait;
3344	}	4165	}
3345		4166
3346	my $min = 1e6;#d#	4167	sub tick {
3347	my $avg = 10;
3348	$TICK_WATCHER = Event->timer (
3349	reentrant => 0,
3350	parked => 1,
3351	prio => 0,
3352	at => $NEXT_TICK || $TICK,
3353	data => WF_AUTOCANCEL,
3354	cb => sub {
3355	if ($Coro::current != $Coro::main) {	4168	if ($Coro::current != $Coro::main) {
3356	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"
3357	unless ++$bug_warning > 10;	4170	unless ++$bug_warning > 10;
3358	return;	4171	return;
3359	}	4172	}
3360		4173
3361	$NOW = $tick_start = Event::time;	4174	cf::one_tick; # one server iteration
3362		4175
3363	cf::server_tick; # one server iteration	4176	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3364		4177
3365	0 && sync_job {#d#	4178	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3366	for(1..10) {	4179	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3367	my $t = Event::time;	4180	Coro::async_pool {
3368	my $map = my $map = new_from_path cf::map "/tmp/x.map"	4181	$Coro::current->{desc} = "runtime saver";
3369	or die;	4182	write_runtime_sync
3370		4183	or error "ERROR: unable to write runtime file: $!";
3371	$map->width (50);
3372	$map->height (50);
3373	$map->alloc;
3374	$map->_load_objects ("/tmp/x.map", 1);
3375	my $t = Event::time - $t;
3376
3377	#next unless $t < 0.0013;#d#
3378	if ($t < $min) {
3379	$min = $t;
3380	}
3381	$avg = $avg * 0.99 + $t * 0.01;
3382	}
3383	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3384	exit 0;
3385	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3386	};	4184	};
		4185	}
3387		4186
3388	$RUNTIME += $TICK;
3389	$NEXT_TICK += $TICK;
3390
3391	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3392	$NEXT_RUNTIME_WRITE = $NOW + 10;
3393	Coro::async_pool {
3394	write_runtime
3395	or warn "ERROR: unable to write runtime file: $!";
3396	};
3397	}
3398
3399	# my $AFTER = Event::time;
3400	# warn $AFTER - $NOW;#d#
3401
3402	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4187	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3403	$sig->send;	4188	$sig->send;
3404	}	4189	}
3405	while (my $sig = shift @WAIT_FOR_TICK) {	4190	$WAIT_FOR_TICK->broadcast;
3406	$sig->send;
3407	}
3408		4191
3409	$NOW = Event::time;	4192	$LOAD = ($NOW - $TICK_START) / $TICK;
3410
3411	# if we are delayed by four ticks or more, skip them all
3412	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3413
3414	$TICK_WATCHER->at ($NEXT_TICK);
3415	$TICK_WATCHER->start;
3416
3417	$LOAD = ($NOW - $tick_start) / $TICK;
3418	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4193	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3419		4194
3420	_post_tick;	4195	if (0) {
3421		4196	if ($NEXT_TICK) {
3422		4197	my $jitter = $TICK_START - $NEXT_TICK;
		4198	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4199	debug "jitter $JITTER\n";#d#
		4200	}
3423	},	4201	}
3424	);	4202	}
3425		4203
3426	{	4204	{
3427	BDB::max_poll_time $TICK * 0.1;	4205	# configure BDB
3428	$BDB_POLL_WATCHER = Event->io (	4206
3429	reentrant => 0,
3430	fd => BDB::poll_fileno,
3431	poll => 'r',
3432	prio => 0,
3433	data => WF_AUTOCANCEL,
3434	cb => \&BDB::poll_cb,
3435	);
3436	BDB::min_parallel 8;	4207	BDB::min_parallel 16;
3437		4208	BDB::max_poll_reqs $TICK * 0.1;
3438	BDB::set_sync_prepare {	4209	#$AnyEvent::BDB::WATCHER->priority (1);
3439	my $status;
3440	my $current = $Coro::current;
3441	(
3442	sub {
3443	$status = $!;
3444	$current->ready; undef $current;
3445	},
3446	sub {
3447	Coro::schedule while defined $current;
3448	$! = $status;
3449	},
3450	)
3451	};
3452		4210
3453	unless ($DB_ENV) {	4211	unless ($DB_ENV) {
3454	$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);
3455		4218
3456	cf::sync_job {	4219	cf::sync_job {
3457	eval {	4220	eval {
3458	BDB::db_env_open	4221	BDB::db_env_open
3459	$DB_ENV,	4222	$DB_ENV,
…		…
3461	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
3462	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4225	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3463	0666;	4226	0666;
3464		4227
3465	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4228	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3466
3467	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3468	$DB_ENV->set_lk_detect;
3469	};	4229	};
3470		4230
3471	cf::cleanup "db_env_open(db): $@" if $@;	4231	cf::cleanup "db_env_open(db): $@" if $@;
3472	};	4232	};
3473	}	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	};
3474	}	4244	}
3475		4245
3476	{	4246	{
		4247	# configure IO::AIO
		4248
3477	IO::AIO::min_parallel 8;	4249	IO::AIO::min_parallel 8;
3478
3479	undef $Coro::AIO::WATCHER;
3480	IO::AIO::max_poll_time $TICK * 0.1;	4250	IO::AIO::max_poll_time $TICK * 0.1;
3481	$AIO_POLL_WATCHER = Event->io (	4251	undef $AnyEvent::AIO::WATCHER;
3482	reentrant => 0,
3483	data => WF_AUTOCANCEL,
3484	fd => IO::AIO::poll_fileno,
3485	poll => 'r',
3486	prio => 6,
3487	cb => \&IO::AIO::poll_cb,
3488	);
3489	}	4252	}
3490		4253
3491	my $_log_backtrace;	4254	our $_log_backtrace;
		4255	our $_log_backtrace_last;
3492		4256
3493	sub _log_backtrace {	4257	sub _log_backtrace {
3494	my ($msg, @addr) = @_;	4258	my ($msg, @addr) = @_;
3495		4259
3496	$msg =~ s/\n//;	4260	$msg =~ s/\n$//;
3497		4261
		4262	if ($_log_backtrace_last eq $msg) {
		4263	LOG llevInfo, "[ABT] $msg\n";
		4264	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3498	# limit the # of concurrent backtraces	4265	# limit the # of concurrent backtraces
3499	if ($_log_backtrace < 2) {	4266	} elsif ($_log_backtrace < 2) {
		4267	$_log_backtrace_last = $msg;
3500	++$_log_backtrace;	4268	++$_log_backtrace;
		4269	my $perl_bt = Carp::longmess $msg;
3501	async {	4270	async {
		4271	$Coro::current->{desc} = "abt $msg";
		4272
3502	my @bt = fork_call {	4273	my @bt = fork_call {
3503	@addr = map { sprintf "%x", $_ } @addr;	4274	@addr = map { sprintf "%x", $_ } @addr;
3504	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4275	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3505	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 |"
3506	or die "addr2line: $!";	4277	or die "addr2line: $!";
…		…
3514	}	4285	}
3515		4286
3516	@funcs	4287	@funcs
3517	};	4288	};
3518		4289
3519	LOG llevInfo, "[ABT] $msg\n";	4290	LOG llevInfo, "[ABT] $perl_bt\n";
		4291	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3520	LOG llevInfo, "[ABT] $_\n" for @bt;	4292	LOG llevInfo, "[ABT] $_\n" for @bt;
3521	--$_log_backtrace;	4293	--$_log_backtrace;
3522	};	4294	};
3523	} else {	4295	} else {
3524	LOG llevInfo, "[ABT] $msg\n";	4296	LOG llevInfo, "[ABT] $msg\n";
3525	LOG llevInfo, "[ABT] [suppressed]\n";	4297	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3526	}	4298	}
3527	}	4299	}
3528		4300
3529	# load additional modules	4301	# load additional modules
3530	use cf::pod;	4302	require "cf/$_.pm" for @EXTRA_MODULES;
		4303	cf::_connect_to_perl_2;
3531		4304
3532	END { cf::emergency_save }	4305	END { cf::emergency_save }
3533		4306
3534	1	4307	1
3535		4308

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