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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.311 by root, Fri Jul 20 16:11:10 2007 UTC vs.
Revision 1.584 by root, Tue Oct 30 17:07:50 2012 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008,2009,2010,2011,2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify it under
		7	# the terms of the Affero GNU General Public License as published by the
		8	# Free Software Foundation, either version 3 of the License, or (at your
		9	# option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the Affero GNU General Public License
		17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
		19	#
		20	# The authors can be reached via e-mail to <support@deliantra.net>
		21	#
		22
1	package cf;	23	package cf;
2		24
3	use utf8;	25	use common::sense;
4	use strict;
5		26
6	use Symbol;	27	use Symbol;
7	use List::Util;	28	use List::Util;
8	use Socket;	29	use Socket;
9	use Storable;	30	use EV;
10	use Event;
11	use Opcode;	31	use Opcode;
12	use Safe;	32	use Safe;
13	use Safe::Hole;	33	use Safe::Hole;
		34	use Storable ();
		35	use Carp ();
14		36
		37	use Guard ();
15	use Coro 3.61 ();	38	use Coro ();
16	use Coro::State;	39	use Coro::State;
17	use Coro::Handle;	40	use Coro::Handle;
		41	use Coro::EV;
18	use Coro::Event;	42	use Coro::AnyEvent;
19	use Coro::Timer;	43	use Coro::Timer;
20	use Coro::Signal;	44	use Coro::Signal;
21	use Coro::Semaphore;	45	use Coro::Semaphore;
		46	use Coro::SemaphoreSet;
		47	use Coro::AnyEvent;
22	use Coro::AIO;	48	use Coro::AIO;
		49	use Coro::BDB 1.6;
23	use Coro::Storable;	50	use Coro::Storable;
		51	use Coro::Util ();
24		52
25	use JSON::XS 1.4 ();	53	use JSON::XS 2.01 ();
26	use BDB ();	54	use BDB ();
27	use Data::Dumper;	55	use Data::Dumper;
28	use Digest::MD5;
29	use Fcntl;	56	use Fcntl;
30	use YAML::Syck ();	57	use YAML::XS ();
31	use IO::AIO 2.32 ();	58	use IO::AIO ();
32	use Time::HiRes;	59	use Time::HiRes;
33	use Compress::LZF;	60	use Compress::LZF;
34	use Digest::MD5 ();	61	use Digest::MD5 ();
		62
		63	AnyEvent::detect;
35		64
36	# configure various modules to our taste	65	# configure various modules to our taste
37	#	66	#
38	$Storable::canonical = 1; # reduce rsync transfers	67	$Storable::canonical = 1; # reduce rsync transfers
39	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	68	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		69
		70	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		71
		72	# make sure c-lzf reinitialises itself
		73	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
40	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	74	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
41		75
42	$Event::Eval = 1; # no idea why this is required, but it is	76	# strictly for debugging
43		77	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
44	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
45	$YAML::Syck::ImplicitUnicode = 1;
46
47	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
48		78
49	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	79	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
		80
		81	our @ORIG_INC;
50		82
51	our %COMMAND = ();	83	our %COMMAND = ();
52	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
53		85
54	our @EXTS = (); # list of extension package names	86	our @EXTS = (); # list of extension package names
55	our %EXTCMD = ();	87	our %EXTCMD = ();
56	our %EXTICMD = ();	88	our %EXTICMD = ();
57	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
58	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
59		91
60	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
61	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
62		96
63	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
		98
64	our $DATADIR = datadir;	99	our $DATADIR = datadir;
65	our $LIBDIR = "$DATADIR/ext";	100	our $LIBDIR = "$DATADIR/ext";
66	our $PODDIR = "$DATADIR/pod";	101	our $PODDIR = "$DATADIR/pod";
67	our $MAPDIR = "$DATADIR/" . mapdir;	102	our $MAPDIR = "$DATADIR/" . mapdir;
		103
68	our $LOCALDIR = localdir;	104	our $LOCALDIR = localdir;
69	our $TMPDIR = "$LOCALDIR/" . tmpdir;	105	our $TMPDIR = "$LOCALDIR/" . tmpdir;
70	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	106	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
71	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	107	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
72	our $RANDOMDIR = "$LOCALDIR/random";	108	our $RANDOMDIR = "$LOCALDIR/random";
73	our $BDBDIR = "$LOCALDIR/db";	109	our $BDBDIR = "$LOCALDIR/db";
		110	our $PIDFILE = "$LOCALDIR/pid";
		111	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		112
		113	#our %RESOURCE; # unused
		114
		115	our $OUTPUT_RATE_MIN = 3000;
		116	our $OUTPUT_RATE_MAX = 1000000;
		117
		118	our $MAX_LINKS = 32; # how many chained exits to follow
		119	our $VERBOSE_IO = 1;
74		120
75	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	121	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
76	our $TICK_WATCHER;
77	our $AIO_POLL_WATCHER;
78	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	122	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
79	our $NEXT_TICK;	123	our $NEXT_TICK;
		124	our $USE_FSYNC = 1; # use fsync to write maps - default on
		125
		126	our $BDB_DEADLOCK_WATCHER;
		127	our $BDB_CHECKPOINT_WATCHER;
		128	our $BDB_TRICKLE_WATCHER;
		129	our $DB_ENV;
		130
		131	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		132
		133	our %CFG;
		134	our %EXT_CFG; # cfgkeyname => [var-ref, defaultvalue]
		135
		136	our $UPTIME; $UPTIME ||= time;
		137	our $RUNTIME = 0;
		138	our $SERVER_TICK = 0;
80	our $NOW;	139	our $NOW;
81	our $USE_FSYNC = 1; # use fsync to write maps - default off
82		140
83	our $BDB_POLL_WATCHER;	141	our (%PLAYER, %PLAYER_LOADING); # all users
84	our $DB_ENV;	142	our (%MAP, %MAP_LOADING ); # all maps
85
86	our %CFG;
87
88	our $UPTIME; $UPTIME ||= time;
89	our $RUNTIME;
90
91	our %PLAYER; # all users
92	our %MAP; # all maps
93	our $LINK_MAP; # the special {link} map, which is always available	143	our $LINK_MAP; # the special {link} map, which is always available
94		144
95	# used to convert map paths into valid unix filenames by replacing / by ∕	145	# used to convert map paths into valid unix filenames by replacing / by ∕
96	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	146	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
97		147
98	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	148	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
99	our $LOADAVG; # same thing, but with alpha-smoothing	149	our $LOADAVG; # same thing, but with alpha-smoothing
		150	our $JITTER; # average jitter
100	our $tick_start; # for load detecting purposes	151	our $TICK_START; # for load detecting purposes
		152
		153	our @POST_INIT;
		154
		155	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		156	our $REALLY_UNLOOP; # never set to true, please :)
		157
		158	our $WAIT_FOR_TICK = new Coro::Signal;
		159	our @WAIT_FOR_TICK_BEGIN;
101		160
102	binmode STDOUT;	161	binmode STDOUT;
103	binmode STDERR;	162	binmode STDERR;
104		163
105	# read virtual server time, if available	164	# read virtual server time, if available
106	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	165	unless ($RUNTIME || !-e $RUNTIMEFILE) {
107	open my $fh, "<", "$LOCALDIR/runtime"	166	open my $fh, "<", $RUNTIMEFILE
108	or die "unable to read runtime file: $!";	167	or die "unable to read $RUNTIMEFILE file: $!";
109	$RUNTIME = <$fh> + 0.;	168	$RUNTIME = <$fh> + 0.;
110	}	169	}
		170
		171	eval "sub TICK() { $TICK } 1" or die;
111		172
112	mkdir $_	173	mkdir $_
113	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	174	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
114		175
115	our $EMERGENCY_POSITION;	176	our $EMERGENCY_POSITION;
116		177
117	sub cf::map::normalise;	178	sub cf::map::normalise;
118		179
		180	sub in_main() {
		181	$Coro::current == $Coro::main
		182	}
		183
119	#############################################################################	184	#############################################################################
120		185
		186	%REFLECT = ();
		187	for (@REFLECT) {
		188	my $reflect = JSON::XS::decode_json $_;
		189	$REFLECT{$reflect->{class}} = $reflect;
		190	}
		191
		192	# this is decidedly evil
		193	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
		194
		195	#############################################################################
		196
121	=head2 GLOBAL VARIABLES	197	=head2 GLOBAL VARIABLES
122		198
123	=over 4	199	=over 4
124		200
125	=item $cf::UPTIME	201	=item $cf::UPTIME
126		202
127	The timestamp of the server start (so not actually an uptime).	203	The timestamp of the server start (so not actually an "uptime").
		204
		205	=item $cf::SERVER_TICK
		206
		207	An unsigned integer that starts at zero when the server is started and is
		208	incremented on every tick.
		209
		210	=item $cf::NOW
		211
		212	The (real) time of the last (current) server tick - updated before and
		213	after tick processing, so this is useful only as a rough "what time is it
		214	now" estimate.
		215
		216	=item $cf::TICK
		217
		218	The interval between each server tick, in seconds.
128		219
129	=item $cf::RUNTIME	220	=item $cf::RUNTIME
130		221
131	The time this server has run, starts at 0 and is increased by $cf::TICK on	222	The time this server has run, starts at 0 and is increased by $cf::TICK on
132	every server tick.	223	every server tick.
…		…
138	Various directories - "/etc", read-only install directory, perl-library	229	Various directories - "/etc", read-only install directory, perl-library
139	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	230	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
140	unique-items directory, player file directory, random maps directory and	231	unique-items directory, player file directory, random maps directory and
141	database environment.	232	database environment.
142		233
143	=item $cf::NOW
144
145	The time of the last (current) server tick.
146
147	=item $cf::TICK
148
149	The interval between server ticks, in seconds.
150
151	=item $cf::LOADAVG	234	=item $cf::LOADAVG
152		235
153	The current CPU load on the server (alpha-smoothed), as a value between 0	236	The current CPU load on the server (alpha-smoothed), as a value between 0
154	(none) and 1 (overloaded), indicating how much time is spent on processing	237	(none) and 1 (overloaded), indicating how much time is spent on processing
155	objects per tick. Healthy values are < 0.5.	238	objects per tick. Healthy values are < 0.5.
…		…
158		241
159	The raw value load value from the last tick.	242	The raw value load value from the last tick.
160		243
161	=item %cf::CFG	244	=item %cf::CFG
162		245
163	Configuration for the server, loaded from C</etc/crossfire/config>, or	246	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
164	from wherever your confdir points to.	247	from wherever your confdir points to.
165		248
166	=item cf::wait_for_tick, cf::wait_for_tick_begin	249	=item cf::wait_for_tick, cf::wait_for_tick_begin
167		250
168	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	251	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
169	returns directly I<after> the tick processing (and consequently, can only wake one process	252	returns directly I<after> the tick processing (and consequently, can only wake one thread
170	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	253	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
171		254
		255	Note that cf::Wait_for_tick will immediately return when the server is not
		256	ticking, making it suitable for small pauses in threads that need to run
		257	when the server is paused. If that is not applicable (i.e. you I<really>
		258	want to wait, use C<$cf::WAIT_FOR_TICK>).
		259
		260	=item $cf::WAIT_FOR_TICK
		261
		262	Note that C<cf::wait_for_tick> is probably the correct thing to use. This
		263	variable contains a L<Coro::Signal> that is broadcats after every server
		264	tick. Calling C<< ->wait >> on it will suspend the caller until after the
		265	next server tick.
		266
		267	=cut
		268
		269	sub wait_for_tick();
		270	sub wait_for_tick_begin();
		271
172	=item @cf::INVOKE_RESULTS	272	=item @cf::INVOKE_RESULTS
173		273
174	This array contains the results of the last C<invoke ()> call. When	274	This array contains the results of the last C<invoke ()> call. When
175	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	275	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
176	that call.	276	that call.
177		277
		278	=item %cf::REFLECT
		279
		280	Contains, for each (C++) class name, a hash reference with information
		281	about object members (methods, scalars, arrays and flags) and other
		282	metadata, which is useful for introspection.
		283
178	=back	284	=back
179		285
180	=cut	286	=cut
181		287
182	BEGIN {	288	sub error(@) { LOG llevError, join "", @_ }
183	*CORE::GLOBAL::warn = sub {	289	sub warn (@) { LOG llevWarn , join "", @_ }
		290	sub info (@) { LOG llevInfo , join "", @_ }
		291	sub debug(@) { LOG llevDebug, join "", @_ }
		292	sub trace(@) { LOG llevTrace, join "", @_ }
		293
		294	$Coro::State::WARNHOOK = sub {
184	my $msg = join "", @_;	295	my $msg = join "", @_;
185		296
186	$msg .= "\n"	297	$msg .= "\n"
187	unless $msg =~ /\n$/;	298	unless $msg =~ /\n$/;
188		299
189	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	300	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
190		301
191	utf8::encode $msg;
192	LOG llevError, $msg;	302	LOG llevWarn, $msg;
193	};	303	};
194	}	304
		305	$Coro::State::DIEHOOK = sub {
		306	return unless $^S eq 0; # "eq", not "=="
		307
		308	error Carp::longmess $_[0];
		309
		310	if (in_main) {#d#
		311	error "DIEHOOK called in main context, Coro bug?\n";#d#
		312	return;#d#
		313	}#d#
		314
		315	# kill coroutine otherwise
		316	Coro::terminate
		317	};
195		318
196	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	319	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
197	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	320	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
198	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	321	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
199	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	322	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
206	for my $pkg (qw(	329	for my $pkg (qw(
207	cf::global cf::attachable	330	cf::global cf::attachable
208	cf::object cf::object::player	331	cf::object cf::object::player
209	cf::client cf::player	332	cf::client cf::player
210	cf::arch cf::living	333	cf::arch cf::living
		334	cf::map cf::mapspace
211	cf::map cf::party cf::region	335	cf::party cf::region
212	)) {	336	)) {
213	no strict 'refs';
214	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	337	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
215	}	338	}
216		339
217	$Event::DIED = sub {	340	$EV::DIED = sub {
218	warn "error in event callback: @_";	341	Carp::cluck "error in event callback: @_";
219	};	342	};
		343
		344	#############################################################################
		345
		346	sub fork_call(&@);
		347	sub get_slot($;$$);
220		348
221	#############################################################################	349	#############################################################################
222		350
223	=head2 UTILITY FUNCTIONS	351	=head2 UTILITY FUNCTIONS
224		352
…		…
245	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	373	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
246	$d	374	$d
247	} || "[unable to dump $_[0]: '$@']";	375	} || "[unable to dump $_[0]: '$@']";
248	}	376	}
249		377
		378	=item $scalar = cf::load_file $path
		379
		380	Loads the given file from path and returns its contents. Croaks on error
		381	and can block.
		382
		383	=cut
		384
		385	sub load_file($) {
		386	0 <= aio_load $_[0], my $data
		387	or Carp::croak "$_[0]: $!";
		388
		389	$data
		390	}
		391
		392	=item $success = cf::replace_file $path, $data, $sync
		393
		394	Atomically replaces the file at the given $path with new $data, and
		395	optionally $sync the data to disk before replacing the file.
		396
		397	=cut
		398
		399	sub replace_file($$;$) {
		400	my ($path, $data, $sync) = @_;
		401
		402	my $lock = cf::lock_acquire ("replace_file:$path");
		403
		404	my $fh = aio_open "$path~", Fcntl::O_WRONLY | Fcntl::O_CREAT | Fcntl::O_TRUNC, 0644
		405	or return;
		406
		407	$data = $data->() if ref $data;
		408
		409	length $data == aio_write $fh, 0, (length $data), $data, 0
		410	or return;
		411
		412	!$sync
		413	or !aio_fsync $fh
		414	or return;
		415
		416	aio_close $fh
		417	and return;
		418
		419	aio_rename "$path~", $path
		420	and return;
		421
		422	if ($sync) {
		423	$path =~ s%/[^/]*$%%;
		424	aio_pathsync $path;
		425	}
		426
		427	1
		428	}
		429
250	=item $ref = cf::from_json $json	430	=item $ref = cf::decode_json $json
251		431
252	Converts a JSON string into the corresponding perl data structure.	432	Converts a JSON string into the corresponding perl data structure.
253		433
254	=item $json = cf::to_json $ref	434	=item $json = cf::encode_json $ref
255		435
256	Converts a perl data structure into its JSON representation.	436	Converts a perl data structure into its JSON representation.
257		437
258	=cut	438	=cut
259		439
260	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	440	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
261		441
262	sub to_json ($) { $json_coder->encode ($_[0]) }	442	sub encode_json($) { $json_coder->encode ($_[0]) }
263	sub from_json ($) { $json_coder->decode ($_[0]) }	443	sub decode_json($) { $json_coder->decode ($_[0]) }
		444
		445	=item $ref = cf::decode_storable $scalar
		446
		447	Same as Coro::Storable::thaw, so blocks.
		448
		449	=cut
		450
		451	BEGIN { *decode_storable = \&Coro::Storable::thaw }
		452
		453	=item $ref = cf::decode_yaml $scalar
		454
		455	Same as YAML::XS::Load, but doesn't leak, because it forks (and thus blocks).
		456
		457	=cut
		458
		459	sub decode_yaml($) {
		460	fork_call { YAML::XS::Load $_[0] } @_
		461	}
		462
		463	=item $scalar = cf::unlzf $scalar
		464
		465	Same as Compress::LZF::compress, but takes server ticks into account, so
		466	blocks.
		467
		468	=cut
		469
		470	sub unlzf($) {
		471	# we assume 100mb/s minimum decompression speed (noncompressible data on a ~2ghz machine)
		472	cf::get_slot +(length $_[0]) / 100_000_000, 0, "unlzf";
		473	Compress::LZF::decompress $_[0]
		474	}
		475
		476	=item cf::post_init { BLOCK }
		477
		478	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		479	but I<before> the server starts ticking again.
		480
		481	The codeblock will have a single boolean argument to indicate whether this
		482	is a reload or not.
		483
		484	=cut
		485
		486	sub post_init(&) {
		487	push @POST_INIT, shift;
		488	}
		489
		490	sub _post_init {
		491	trace "running post_init jobs";
		492
		493	# run them in parallel...
		494
		495	my @join;
		496
		497	while () {
		498	push @join, map &Coro::async ($_, 0), @POST_INIT;
		499	@POST_INIT = ();
		500
		501	@join or last;
		502
		503	(pop @join)->join;
		504	}
		505	}
264		506
265	=item cf::lock_wait $string	507	=item cf::lock_wait $string
266		508
267	Wait until the given lock is available. See cf::lock_acquire.	509	Wait until the given lock is available. See cf::lock_acquire.
268		510
269	=item my $lock = cf::lock_acquire $string	511	=item my $lock = cf::lock_acquire $string
270		512
271	Wait until the given lock is available and then acquires it and returns	513	Wait until the given lock is available and then acquires it and returns
272	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	514	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
273	for example when the coroutine gets canceled), the lock is automatically	515	for example when the coroutine gets canceled), the lock is automatically
274	returned.	516	returned.
275		517
		518	Locks are *not* recursive, locking from the same coro twice results in a
		519	deadlocked coro.
		520
276	Lock names should begin with a unique identifier (for example, cf::map::find	521	Lock names should begin with a unique identifier (for example, cf::map::find
277	uses map_find and cf::map::load uses map_load).	522	uses map_find and cf::map::load uses map_load).
278		523
279	=item $locked = cf::lock_active $string	524	=item $locked = cf::lock_active $string
280		525
281	Return true if the lock is currently active, i.e. somebody has locked it.	526	Return true if the lock is currently active, i.e. somebody has locked it.
282		527
283	=cut	528	=cut
284		529
285	our %LOCK;	530	our $LOCKS = new Coro::SemaphoreSet;
286		531
287	sub lock_wait($) {	532	sub lock_wait($) {
288	my ($key) = @_;	533	$LOCKS->wait ($_[0]);
289
290	# wait for lock, if any
291	while ($LOCK{$key}) {
292	push @{ $LOCK{$key} }, $Coro::current;
293	Coro::schedule;
294	}
295	}	534	}
296		535
297	sub lock_acquire($) {	536	sub lock_acquire($) {
298	my ($key) = @_;	537	$LOCKS->guard ($_[0])
299
300	# wait, to be sure we are not locked
301	lock_wait $key;
302
303	$LOCK{$key} = [];
304
305	Coro::guard {
306	# wake up all waiters, to be on the safe side
307	$_->ready for @{ delete $LOCK{$key} };
308	}
309	}	538	}
310		539
311	sub lock_active($) {	540	sub lock_active($) {
312	my ($key) = @_;	541	$LOCKS->count ($_[0]) < 1
313
314	! ! $LOCK{$key}
315	}	542	}
316		543
317	sub freeze_mainloop {	544	sub freeze_mainloop {
318	return unless $TICK_WATCHER->is_active;	545	tick_inhibit_inc;
319		546
320	my $guard = Coro::guard {	547	&Guard::guard (\&tick_inhibit_dec);
321	$TICK_WATCHER->start;	548	}
		549
		550	=item cf::periodic $interval, $cb
		551
		552	Like EV::periodic, but randomly selects a starting point so that the actions
		553	get spread over time.
		554
		555	=cut
		556
		557	sub periodic($$) {
		558	my ($interval, $cb) = @_;
		559
		560	my $start = rand List::Util::min 180, $interval;
		561
		562	EV::periodic $start, $interval, 0, $cb
		563	}
		564
		565	=item cf::get_slot $time[, $priority[, $name]]
		566
		567	Allocate $time seconds of blocking CPU time at priority C<$priority>
		568	(default: 0): This call blocks and returns only when you have at least
		569	C<$time> seconds of cpu time till the next tick. The slot is only valid
		570	till the next cede.
		571
		572	Background jobs should use a priority les than zero, interactive jobs
		573	should use 100 or more.
		574
		575	The optional C<$name> can be used to identify the job to run. It might be
		576	used for statistical purposes and should identify the same time-class.
		577
		578	Useful for short background jobs.
		579
		580	=cut
		581
		582	our @SLOT_QUEUE;
		583	our $SLOT_QUEUE;
		584	our $SLOT_DECAY = 0.9;
		585
		586	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
		587	$SLOT_QUEUE = Coro::async {
		588	$Coro::current->desc ("timeslot manager");
		589
		590	my $signal = new Coro::Signal;
		591	my $busy;
		592
		593	while () {
		594	next_job:
		595
		596	my $avail = cf::till_tick;
		597
		598	for (0 .. $#SLOT_QUEUE) {
		599	if ($SLOT_QUEUE[$_][0] <= $avail) {
		600	$busy = 0;
		601	my $job = splice @SLOT_QUEUE, $_, 1, ();
		602	$job->[2]->send;
		603	Coro::cede;
		604	goto next_job;
		605	} else {
		606	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
		607	}
		608	}
		609
		610	if (@SLOT_QUEUE) {
		611	# we do not use wait_for_tick() as it returns immediately when tick is inactive
		612	$WAIT_FOR_TICK->wait;
		613	} else {
		614	$busy = 0;
		615	Coro::schedule;
		616	}
322	};	617	}
323	$TICK_WATCHER->stop;	618	};
324	$guard	619
		620	sub get_slot($;$$) {
		621	return if tick_inhibit || $Coro::current == $Coro::main;
		622
		623	my ($time, $pri, $name) = @_;
		624
		625	$time = clamp $time, 0.01, $TICK * .6;
		626
		627	my $sig = new Coro::Signal;
		628
		629	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
		630	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
		631	$SLOT_QUEUE->ready;
		632	$sig->wait;
325	}	633	}
326		634
327	=item cf::async { BLOCK }	635	=item cf::async { BLOCK }
328		636
329	Currently the same as Coro::async_pool, meaning you cannot use	637	Currently the same as Coro::async_pool, meaning you cannot use
…		…
334		642
335	BEGIN { *async = \&Coro::async_pool }	643	BEGIN { *async = \&Coro::async_pool }
336		644
337	=item cf::sync_job { BLOCK }	645	=item cf::sync_job { BLOCK }
338		646
339	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	647	The design of Deliantra requires that the main coroutine ($Coro::main)
340	is always able to handle events or runnable, as Crossfire TRT is only	648	is always able to handle events or runnable, as Deliantra is only
341	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	649	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
342	acceptable.	650	acceptable.
343		651
344	If it must be done, put the blocking parts into C<sync_job>. This will run	652	If it must be done, put the blocking parts into C<sync_job>. This will run
345	the given BLOCK in another coroutine while waiting for the result. The	653	the given BLOCK in another coroutine while waiting for the result. The
…		…
349	=cut	657	=cut
350		658
351	sub sync_job(&) {	659	sub sync_job(&) {
352	my ($job) = @_;	660	my ($job) = @_;
353		661
354	if ($Coro::current == $Coro::main) {	662	if (in_main) {
355	my $time = Event::time;	663	my $time = AE::time;
356		664
357	# this is the main coro, too bad, we have to block	665	# this is the main coro, too bad, we have to block
358	# till the operation succeeds, freezing the server :/	666	# till the operation succeeds, freezing the server :/
359		667
360	# TODO: use suspend/resume instead	668	#LOG llevError, Carp::longmess "sync job";#d#
361	# (but this is cancel-safe)	669
362	my $freeze_guard = freeze_mainloop;	670	my $freeze_guard = freeze_mainloop;
363		671
364	my $busy = 1;	672	my $busy = 1;
365	my @res;	673	my @res;
366		674
367	(async {	675	(async {
		676	$Coro::current->desc ("sync job coro");
368	@res = eval { $job->() };	677	@res = eval { $job->() };
369	warn $@ if $@;	678	error $@ if $@;
370	undef $busy;	679	undef $busy;
371	})->prio (Coro::PRIO_MAX);	680	})->prio (Coro::PRIO_MAX);
372		681
373	while ($busy) {	682	while ($busy) {
374	Coro::cede or Event::one_event;	683	if (Coro::nready) {
		684	Coro::cede_notself;
		685	} else {
		686	EV::loop EV::LOOP_ONESHOT;
375	}	687	}
		688	}
376		689
377	$time = Event::time - $time;	690	my $time = AE::time - $time;
378		691
379	LOG llevError | logBacktrace, Carp::longmess "long sync job"
380	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
381
382	$tick_start += $time; # do not account sync jobs to server load	692	$TICK_START += $time; # do not account sync jobs to server load
383		693
384	wantarray ? @res : $res[0]	694	wantarray ? @res : $res[0]
385	} else {	695	} else {
386	# we are in another coroutine, how wonderful, everything just works	696	# we are in another coroutine, how wonderful, everything just works
387		697
…		…
407	$EXT_CORO{$coro+0} = $coro;	717	$EXT_CORO{$coro+0} = $coro;
408		718
409	$coro	719	$coro
410	}	720	}
411		721
412	=item fork_call { }, $args	722	=item fork_call { }, @args
413		723
414	Executes the given code block with the given arguments in a seperate	724	Executes the given code block with the given arguments in a seperate
415	process, returning the results. Everything must be serialisable with	725	process, returning the results. Everything must be serialisable with
416	Coro::Storable. May, of course, block. Note that the executed sub may	726	Coro::Storable. May, of course, block. Note that the executed sub may
417	never block itself or use any form of Event handling.	727	never block itself or use any form of event handling.
418		728
419	=cut	729	=cut
420		730
421	sub _store_scalar {	731	sub post_fork {
422	open my $fh, ">", \my $buf	732	reset_signals;
423	or die "fork_call: cannot open fh-to-buf in child : $!";
424	Storable::store_fd $_[0], $fh;
425	close $fh;
426
427	$buf
428	}	733	}
429		734
430	sub fork_call(&@) {	735	sub fork_call(&@) {
431	my ($cb, @args) = @_;	736	my ($cb, @args) = @_;
432		737
433	# socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC	738	# we seemingly have to make a local copy of the whole thing,
434	# or die "socketpair: $!";	739	# otherwise perl prematurely frees the stuff :/
435	pipe my $fh1, my $fh2	740	# TODO: investigate and fix (likely this will be rather laborious)
436	or die "pipe: $!";
437		741
438	if (my $pid = fork) {	742	my @res = Coro::Util::fork_eval {
439	close $fh2;	743	cf::post_fork;
		744	&$cb
		745	} @args;
440		746
441	my $res = (Coro::Handle::unblock $fh1)->readline (undef);	747	wantarray ? @res : $res[-1]
442	warn "pst<$res>" unless $res =~ /^pst/;	748	}
443	$res = Coro::Storable::thaw $res;
444		749
445	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave	750	sub objinfo {
446
447	Carp::confess $$res unless "ARRAY" eq ref $res;
448
449	return wantarray ? @$res : $res->[-1];
450	} else {
451	reset_signals;
452	local $SIG{__WARN__};
453	local $SIG{__DIE__};
454	# just in case, this hack effectively disables event
455	# in the child. cleaner and slower would be canceling all watchers,
456	# but this works for the time being.
457	local $Coro::idle;
458	$Coro::current->prio (Coro::PRIO_MAX);
459
460	eval {
461	close $fh1;
462
463	my @res = eval { $cb->(@args) };
464
465	syswrite $fh2, _store_scalar $@ ? \"$@" : \@res;
466	close $fh2;
467	};
468
469	warn $@ if $@;
470	_exit 0;
471	}	751	(
		752	"counter value" => cf::object::object_count,
		753	"objects created" => cf::object::create_count,
		754	"objects destroyed" => cf::object::destroy_count,
		755	"freelist size" => cf::object::free_count,
		756	"allocated objects" => cf::object::objects_size,
		757	"active objects" => cf::object::actives_size,
		758	)
		759	}
		760
		761	=item $coin = coin_from_name $name
		762
		763	=cut
		764
		765	our %coin_alias = (
		766	"silver" => "silvercoin",
		767	"silvercoin" => "silvercoin",
		768	"silvercoins" => "silvercoin",
		769	"gold" => "goldcoin",
		770	"goldcoin" => "goldcoin",
		771	"goldcoins" => "goldcoin",
		772	"platinum" => "platinacoin",
		773	"platinumcoin" => "platinacoin",
		774	"platinumcoins" => "platinacoin",
		775	"platina" => "platinacoin",
		776	"platinacoin" => "platinacoin",
		777	"platinacoins" => "platinacoin",
		778	"royalty" => "royalty",
		779	"royalties" => "royalty",
		780	);
		781
		782	sub coin_from_name($) {
		783	$coin_alias{$_[0]}
		784	? cf::arch::find $coin_alias{$_[0]}
		785	: undef
472	}	786	}
473		787
474	=item $value = cf::db_get $family => $key	788	=item $value = cf::db_get $family => $key
475		789
476	Returns a single value from the environment database.	790	Returns a single value from the environment database.
…		…
478	=item cf::db_put $family => $key => $value	792	=item cf::db_put $family => $key => $value
479		793
480	Stores the given C<$value> in the family. It can currently store binary	794	Stores the given C<$value> in the family. It can currently store binary
481	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	795	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
482		796
		797	=item $db = cf::db_table "name"
		798
		799	Create and/or open a new database table. The string must not be "db" and must be unique
		800	within each server.
		801
483	=cut	802	=cut
		803
		804	sub db_table($) {
		805	cf::error "db_get called from main context"
		806	if $Coro::current == $Coro::main;
		807
		808	my ($name) = @_;
		809	my $db = BDB::db_create $DB_ENV;
		810
		811	eval {
		812	$db->set_flags (BDB::CHKSUM);
		813
		814	utf8::encode $name;
		815	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		816	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		817	cf::cleanup "db_open(db): $!" if $!;
		818	};
		819	cf::cleanup "db_open(db): $@" if $@;
		820
		821	$db
		822	}
484		823
485	our $DB;	824	our $DB;
486		825
487	sub db_init {	826	sub db_init {
488	unless ($DB) {	827	$DB ||= db_table "db";
489	$DB = BDB::db_create $DB_ENV;
490
491	cf::sync_job {
492	eval {
493	$DB->set_flags (BDB::CHKSUM);
494
495	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
496	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
497	cf::cleanup "db_open(db): $!" if $!;
498	};
499	cf::cleanup "db_open(db): $@" if $@;
500	};
501	}
502	}	828	}
503		829
504	sub db_get($$) {	830	sub db_get($$) {
505	my $key = "$_[0]/$_[1]";	831	my $key = "$_[0]/$_[1]";
506		832
507	cf::sync_job {	833	cf::error "db_get called from main context"
		834	if $Coro::current == $Coro::main;
		835
508	BDB::db_get $DB, undef, $key, my $data;	836	BDB::db_get $DB, undef, $key, my $data;
509		837
510	$! ? ()	838	$! ? ()
511	: $data	839	: $data
512	}
513	}	840	}
514		841
515	sub db_put($$$) {	842	sub db_put($$$) {
516	BDB::dbreq_pri 4;	843	BDB::dbreq_pri 4;
517	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	844	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
545		872
546	my @data;	873	my @data;
547	my $md5;	874	my $md5;
548		875
549	for (0 .. $#$src) {	876	for (0 .. $#$src) {
550	0 <= aio_load $src->[$_], $data[$_]	877	$data[$_] = load_file $src->[$_];
551	or Carp::croak "$src->[$_]: $!";
552	}	878	}
553		879
554	# if processing is expensive, check	880	# if processing is expensive, check
555	# checksum first	881	# checksum first
556	if (1) {	882	if (1) {
557	$md5 =	883	$md5 =
558	join "\x00",	884	join "\x00",
559	$processversion,	885	$processversion,
560	map {	886	map {
561	Coro::cede;	887	cf::cede_to_tick;
562	($src->[$_], Digest::MD5::md5_hex $data[$_])	888	($src->[$_], Digest::MD5::md5_hex $data[$_])
563	} 0.. $#$src;	889	} 0.. $#$src;
564		890
565		891
566	my $dbmd5 = db_get cache => "$id/md5";	892	my $dbmd5 = db_get cache => "$id/md5";
…		…
573		899
574	my $t1 = Time::HiRes::time;	900	my $t1 = Time::HiRes::time;
575	my $data = $process->(\@data);	901	my $data = $process->(\@data);
576	my $t2 = Time::HiRes::time;	902	my $t2 = Time::HiRes::time;
577		903
578	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	904	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
579		905
580	db_put cache => "$id/data", $data;	906	db_put cache => "$id/data", $data;
581	db_put cache => "$id/md5" , $md5;	907	db_put cache => "$id/md5" , $md5;
582	db_put cache => "$id/meta", $meta;	908	db_put cache => "$id/meta", $meta;
583		909
…		…
593		919
594	=cut	920	=cut
595		921
596	sub datalog($@) {	922	sub datalog($@) {
597	my ($type, %kv) = @_;	923	my ($type, %kv) = @_;
598	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	924	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
599	}	925	}
600		926
601	=back	927	=back
602		928
603	=cut	929	=cut
604		930
605	#############################################################################	931	#############################################################################
606		932
607	=head2 ATTACHABLE OBJECTS	933	=head2 ATTACHABLE OBJECTS
608		934
609	Many objects in crossfire are so-called attachable objects. That means you can	935	Many objects in deliantra are so-called attachable objects. That means you can
610	attach callbacks/event handlers (a collection of which is called an "attachment")	936	attach callbacks/event handlers (a collection of which is called an "attachment")
611	to it. All such attachable objects support the following methods.	937	to it. All such attachable objects support the following methods.
612		938
613	In the following description, CLASS can be any of C<global>, C<object>	939	In the following description, CLASS can be any of C<global>, C<object>
614	C<player>, C<client> or C<map> (i.e. the attachable objects in	940	C<player>, C<client> or C<map> (i.e. the attachable objects in
615	Crossfire TRT).	941	Deliantra).
616		942
617	=over 4	943	=over 4
618		944
619	=item $attachable->attach ($attachment, key => $value...)	945	=item $attachable->attach ($attachment, key => $value...)
620		946
…		…
664	=item cf::CLASS::attachment $name, ...	990	=item cf::CLASS::attachment $name, ...
665		991
666	Register an attachment by C<$name> through which attachable objects of the	992	Register an attachment by C<$name> through which attachable objects of the
667	given CLASS can refer to this attachment.	993	given CLASS can refer to this attachment.
668		994
669	Some classes such as crossfire maps and objects can specify attachments	995	Some classes such as deliantra maps and objects can specify attachments
670	that are attached at load/instantiate time, thus the need for a name.	996	that are attached at load/instantiate time, thus the need for a name.
671		997
672	These calls expect any number of the following handler/hook descriptions:	998	These calls expect any number of the following handler/hook descriptions:
673		999
674	=over 4	1000	=over 4
…		…
798		1124
799	} elsif (exists $cb_id{$type}) {	1125	} elsif (exists $cb_id{$type}) {
800	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1126	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
801		1127
802	} elsif (ref $type) {	1128	} elsif (ref $type) {
803	warn "attaching objects not supported, ignoring.\n";	1129	error "attaching objects not supported, ignoring.\n";
804		1130
805	} else {	1131	} else {
806	shift @arg;	1132	shift @arg;
807	warn "attach argument '$type' not supported, ignoring.\n";	1133	error "attach argument '$type' not supported, ignoring.\n";
808	}	1134	}
809	}	1135	}
810	}	1136	}
811		1137
812	sub _object_attach {	1138	sub _object_attach {
…		…
822	_attach $registry, $klass, @attach;	1148	_attach $registry, $klass, @attach;
823	}	1149	}
824		1150
825	$obj->{$name} = \%arg;	1151	$obj->{$name} = \%arg;
826	} else {	1152	} else {
827	warn "object uses attachment '$name' which is not available, postponing.\n";	1153	info "object uses attachment '$name' which is not available, postponing.\n";
828	}	1154	}
829		1155
830	$obj->{_attachment}{$name} = undef;	1156	$obj->{_attachment}{$name} = undef;
831	}	1157	}
832		1158
…		…
891		1217
892	for (@$callbacks) {	1218	for (@$callbacks) {
893	eval { &{$_->[1]} };	1219	eval { &{$_->[1]} };
894		1220
895	if ($@) {	1221	if ($@) {
896	warn "$@";
897	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1222	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
898	override;	1223	override;
899	}	1224	}
900		1225
901	return 1 if $override;	1226	return 1 if $override;
902	}	1227	}
903		1228
904	0	1229	0
905	}	1230	}
906		1231
907	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1232	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
908		1233
909	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1234	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
910		1235
911	Generate an object-specific event with the given arguments.	1236	Generate an object-specific event with the given arguments.
912		1237
…		…
919	=cut	1244	=cut
920		1245
921	#############################################################################	1246	#############################################################################
922	# object support	1247	# object support
923		1248
		1249	sub _object_equal($$);
		1250	sub _object_equal($$) {
		1251	my ($a, $b) = @_;
		1252
		1253	return 0 unless (ref $a) eq (ref $b);
		1254
		1255	if ("HASH" eq ref $a) {
		1256	my @ka = keys %$a;
		1257	my @kb = keys %$b;
		1258
		1259	return 0 if @ka != @kb;
		1260
		1261	for (0 .. $#ka) {
		1262	return 0 unless $ka[$_] eq $kb[$_];
		1263	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1264	}
		1265
		1266	} elsif ("ARRAY" eq ref $a) {
		1267
		1268	return 0 if @$a != @$b;
		1269
		1270	for (0 .. $#$a) {
		1271	return 0 unless _object_equal $a->[$_], $b->[$_];
		1272	}
		1273
		1274	} elsif ($a ne $b) {
		1275	return 0;
		1276	}
		1277
		1278	1
		1279	}
		1280
		1281	our $SLOW_MERGES;#d#
		1282	sub _can_merge {
		1283	my ($ob1, $ob2) = @_;
		1284
		1285	++$SLOW_MERGES;#d#
		1286
		1287	# we do the slow way here
		1288	return _object_equal $ob1, $ob2
		1289	}
		1290
924	sub reattach {	1291	sub reattach {
925	# basically do the same as instantiate, without calling instantiate	1292	# basically do the same as instantiate, without calling instantiate
926	my ($obj) = @_;	1293	my ($obj) = @_;
927		1294
		1295	# no longer needed after getting rid of delete_package?
928	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1296	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
929		1297
930	my $registry = $obj->registry;	1298	my $registry = $obj->registry;
931		1299
932	@$registry = ();	1300	@$registry = ();
933		1301
…		…
938	for (@$attach) {	1306	for (@$attach) {
939	my ($klass, @attach) = @$_;	1307	my ($klass, @attach) = @$_;
940	_attach $registry, $klass, @attach;	1308	_attach $registry, $klass, @attach;
941	}	1309	}
942	} else {	1310	} else {
943	warn "object uses attachment '$name' that is not available, postponing.\n";	1311	info "object uses attachment '$name' that is not available, postponing.\n";
944	}	1312	}
945	}	1313	}
946	}	1314	}
947		1315
948	cf::attachable->attach (	1316	cf::attachable->attach (
949	prio => -1000000,	1317	prio => -1000000,
950	on_instantiate => sub {	1318	on_instantiate => sub {
951	my ($obj, $data) = @_;	1319	my ($obj, $data) = @_;
952		1320
953	$data = from_json $data;	1321	$data = decode_json $data;
954		1322
955	for (@$data) {	1323	for (@$data) {
956	my ($name, $args) = @$_;	1324	my ($name, $args) = @$_;
957		1325
958	$obj->attach ($name, %{$args || {} });	1326	$obj->attach ($name, %{$args || {} });
…		…
974	sub object_freezer_save {	1342	sub object_freezer_save {
975	my ($filename, $rdata, $objs) = @_;	1343	my ($filename, $rdata, $objs) = @_;
976		1344
977	sync_job {	1345	sync_job {
978	if (length $$rdata) {	1346	if (length $$rdata) {
		1347	utf8::decode (my $decname = $filename);
979	warn sprintf "saving %s (%d,%d)\n",	1348	trace sprintf "saving %s (%d,%d)\n",
980	$filename, length $$rdata, scalar @$objs;	1349	$decname, length $$rdata, scalar @$objs
		1350	if $VERBOSE_IO;
981		1351
982	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1352	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
983	chmod SAVE_MODE, $fh;	1353	aio_chmod $fh, SAVE_MODE;
984	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1354	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
985	aio_fsync $fh if $cf::USE_FSYNC;	1355	if ($cf::USE_FSYNC) {
		1356	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;
		1357	aio_fsync $fh;
		1358	}
986	close $fh;	1359	aio_close $fh;
987		1360
988	if (@$objs) {	1361	if (@$objs) {
989	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1362	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
990	chmod SAVE_MODE, $fh;	1363	aio_chmod $fh, SAVE_MODE;
991	my $data = Storable::nfreeze { version => 1, objs => $objs };	1364	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
992	aio_write $fh, 0, (length $data), $data, 0;	1365	aio_write $fh, 0, (length $data), $data, 0;
993	aio_fsync $fh if $cf::USE_FSYNC;	1366	if ($cf::USE_FSYNC) {
		1367	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;
		1368	aio_fsync $fh;
		1369	}
994	close $fh;	1370	aio_close $fh;
995	aio_rename "$filename.pst~", "$filename.pst";	1371	aio_rename "$filename.pst~", "$filename.pst";
996	}	1372	}
997	} else {	1373	} else {
998	aio_unlink "$filename.pst";	1374	aio_unlink "$filename.pst";
999	}	1375	}
1000		1376
1001	aio_rename "$filename~", $filename;	1377	aio_rename "$filename~", $filename;
		1378
		1379	$filename =~ s%/[^/]+$%%;
		1380	aio_pathsync $filename if $cf::USE_FSYNC;
1002	} else {	1381	} else {
1003	warn "FATAL: $filename~: $!\n";	1382	error "unable to save objects: $filename~: $!\n";
1004	}	1383	}
1005	} else {	1384	} else {
1006	aio_unlink $filename;	1385	aio_unlink $filename;
1007	aio_unlink "$filename.pst";	1386	aio_unlink "$filename.pst";
1008	}	1387	}
1009	}	1388	};
1010	}	1389	}
1011		1390
1012	sub object_freezer_as_string {	1391	sub object_freezer_as_string {
1013	my ($rdata, $objs) = @_;	1392	my ($rdata, $objs) = @_;
1014		1393
…		…
1026	or return;	1405	or return;
1027		1406
1028	unless (aio_stat "$filename.pst") {	1407	unless (aio_stat "$filename.pst") {
1029	(aio_load "$filename.pst", $av) >= 0	1408	(aio_load "$filename.pst", $av) >= 0
1030	or return;	1409	or return;
		1410
1031	$av = eval { (Storable::thaw $av)->{objs} };	1411	my $st = eval { Coro::Storable::thaw $av };
		1412	$av = $st->{objs};
1032	}	1413	}
1033		1414
		1415	utf8::decode (my $decname = $filename);
1034	warn sprintf "loading %s (%d)\n",	1416	trace sprintf "loading %s (%d,%d)\n",
1035	$filename, length $data, scalar @{$av || []};	1417	$decname, length $data, scalar @{$av || []}
		1418	if $VERBOSE_IO;
		1419
1036	return ($data, $av);	1420	($data, $av)
1037	}	1421	}
1038		1422
1039	=head2 COMMAND CALLBACKS	1423	=head2 COMMAND CALLBACKS
1040		1424
1041	=over 4	1425	=over 4
…		…
1095	my ($name, $cb) = @_;	1479	my ($name, $cb) = @_;
1096		1480
1097	$EXTICMD{$name} = $cb;	1481	$EXTICMD{$name} = $cb;
1098	}	1482	}
1099		1483
		1484	use File::Glob ();
		1485
1100	cf::player->attach (	1486	cf::player->attach (
1101	on_command => sub {	1487	on_unknown_command => sub {
1102	my ($pl, $name, $params) = @_;	1488	my ($pl, $name, $params) = @_;
1103		1489
1104	my $cb = $COMMAND{$name}	1490	my $cb = $COMMAND{$name}
1105	or return;	1491	or return;
1106		1492
…		…
1114	my ($pl, $buf) = @_;	1500	my ($pl, $buf) = @_;
1115		1501
1116	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1502	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1117		1503
1118	if (ref $msg) {	1504	if (ref $msg) {
		1505	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
		1506
		1507	my @reply;
		1508
1119	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1509	if (my $cb = $EXTCMD{$type}) {
1120	if (my %reply = $cb->($pl, $msg)) {	1510	@reply = $cb->($pl, @payload);
1121	$pl->ext_reply ($msg->{msgid}, %reply);
1122	}
1123	}	1511	}
		1512
		1513	$pl->ext_reply ($reply, @reply)
		1514	if $reply;
		1515
1124	} else {	1516	} else {
1125	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1517	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1126	}	1518	}
1127		1519
1128	cf::override;	1520	cf::override;
1129	},	1521	},
1130	);	1522	);
1131		1523
		1524	# "readahead" all extensions
		1525	sub cache_extensions {
		1526	my $grp = IO::AIO::aio_group;
		1527
		1528	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1529	for (grep /\.ext$/, @{$_[0]}) {
		1530	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1531	}
		1532	};
		1533
		1534	$grp
		1535	}
		1536
		1537	sub _ext_cfg_reg($$$$) {
		1538	my ($rvar, $varname, $cfgname, $default) = @_;
		1539
		1540	$cfgname = lc $varname
		1541	unless length $cfgname;
		1542
		1543	$EXT_CFG{$cfgname} = [$rvar, $default];
		1544
		1545	$$rvar = exists $CFG{$cfgname} ? $CFG{$cfgname} : $default;
		1546	}
		1547
1132	sub load_extensions {	1548	sub load_extensions {
		1549	info "loading extensions...";
		1550
		1551	%EXT_CFG = ();
		1552
1133	cf::sync_job {	1553	cf::sync_job {
1134	my %todo;	1554	my %todo;
1135		1555
1136	for my $path (<$LIBDIR/*.ext>) {	1556	for my $path (<$LIBDIR/*.ext>) {
1137	next unless -r $path;	1557	next unless -r $path;
…		…
1155		1575
1156	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1576	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1157	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1577	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1158		1578
1159	$ext{source} =	1579	$ext{source} =
1160	"package $pkg; use strict; use utf8;\n"	1580	"package $pkg; use common::sense;\n"
1161	. "#line 1 \"$path\"\n{\n"	1581	. "#line 1 \"$path\"\n{\n"
1162	. $source	1582	. $source
1163	. "\n};\n1";	1583	. "\n};\n1";
1164		1584
1165	$todo{$base} = \%ext;	1585	$todo{$base} = \%ext;
1166	}	1586	}
1167		1587
		1588	my $pass = 0;
1168	my %done;	1589	my %done;
1169	while (%todo) {	1590	while (%todo) {
1170	my $progress;	1591	my $progress;
1171		1592
		1593	++$pass;
		1594
		1595	ext:
1172	while (my ($k, $v) = each %todo) {	1596	while (my ($k, $v) = each %todo) {
1173	for (split /,\s*/, $v->{meta}{depends}) {	1597	for (split /,\s*/, $v->{meta}{depends}) {
1174	goto skip	1598	next ext
1175	unless exists $done{$_};	1599	unless exists $done{$_};
1176	}	1600	}
1177		1601
1178	warn "... loading '$k' into '$v->{pkg}'\n";	1602	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1179		1603
1180	unless (eval $v->{source}) {	1604	my $source = $v->{source};
		1605
		1606	# support "CONF varname :confname = default" pseudo-statements
		1607	$source =~ s{
		1608	^ CONF \s+ ([^\s:=]+) \s* (?:: \s* ([^\s:=]+) \s* )? = ([^\n#]+)
		1609	}{
		1610	"our \$$1; BEGIN { cf::_ext_cfg_reg \\\$$1, q\x00$1\x00, q\x00$2\x00, $3 }";
		1611	}gmxe;
		1612
		1613	my $active = eval $source;
		1614
		1615	if (length $@) {
1181	my $msg = $@ ? "$v->{path}: $@\n"	1616	error "$v->{path}: $@\n";
1182	: "$v->{base}: extension inactive.\n";
1183		1617
		1618	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1184	if (exists $v->{meta}{mandatory}) {	1619	if exists $v->{meta}{mandatory};
1185	warn $msg;	1620
1186	warn "mandatory extension failed to load, exiting.\n";	1621	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1187	exit 1;	1622	delete $todo{$k};
1188	}	1623	} else {
1189		1624	$done{$k} = delete $todo{$k};
1190	warn $msg;	1625	push @EXTS, $v->{pkg};
		1626	$progress = 1;
		1627
		1628	info "$v->{base}: extension inactive.\n"
		1629	unless $active;
1191	}	1630	}
1192
1193	$done{$k} = delete $todo{$k};
1194	push @EXTS, $v->{pkg};
1195	$progress = 1;
1196	}	1631	}
1197		1632
1198	skip:	1633	unless ($progress) {
1199	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1634	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1200	unless $progress;	1635
		1636	while (my ($k, $v) = each %todo) {
		1637	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1638	if exists $v->{meta}{mandatory};
		1639	}
		1640
		1641	last;
		1642	}
1201	}	1643	}
1202	};	1644	};
1203	}	1645	}
1204		1646
1205	#############################################################################	1647	#############################################################################
1206		1648
1207	=back	1649	=back
1208		1650
1209	=head2 CORE EXTENSIONS	1651	=head2 CORE EXTENSIONS
1210		1652
1211	Functions and methods that extend core crossfire objects.	1653	Functions and methods that extend core deliantra objects.
1212		1654
1213	=cut	1655	=cut
1214		1656
1215	package cf::player;	1657	package cf::player;
1216		1658
1217	use Coro::AIO;	1659	use Coro::AIO;
1218		1660
1219	=head3 cf::player	1661	=head3 cf::player
1220		1662
1221	=over 4	1663	=over 4
		1664
		1665	=item cf::player::num_playing
		1666
		1667	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1668
		1669	=cut
		1670
		1671	sub num_playing {
		1672	scalar grep
		1673	$_->ob->map
		1674	&& !$_->hidden
		1675	&& !$_->ob->flag (cf::FLAG_WIZ),
		1676	cf::player::list
		1677	}
1222		1678
1223	=item cf::player::find $login	1679	=item cf::player::find $login
1224		1680
1225	Returns the given player object, loading it if necessary (might block).	1681	Returns the given player object, loading it if necessary (might block).
1226		1682
…		…
1245		1701
1246	sub exists($) {	1702	sub exists($) {
1247	my ($login) = @_;	1703	my ($login) = @_;
1248		1704
1249	$cf::PLAYER{$login}	1705	$cf::PLAYER{$login}
1250	or cf::sync_job { !aio_stat path $login }	1706	or !aio_stat path $login
1251	}	1707	}
1252		1708
1253	sub find($) {	1709	sub find($) {
1254	return $cf::PLAYER{$_[0]} || do {	1710	return $cf::PLAYER{$_[0]} || do {
1255	my $login = $_[0];	1711	my $login = $_[0];
…		…
1262	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1718	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1263	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1719	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1264	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1720	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1265	aio_unlink +(playerdir $login) . "/$login.pl";	1721	aio_unlink +(playerdir $login) . "/$login.pl";
1266		1722
1267	my $pl = load_pl path $login	1723	my $f = new_from_file cf::object::thawer path $login
1268	or return;	1724	or return;
		1725
		1726	my $pl = cf::player::load_pl $f
		1727	or return;
		1728
		1729	local $cf::PLAYER_LOADING{$login} = $pl;
		1730	$f->resolve_delayed_derefs;
1269	$cf::PLAYER{$login} = $pl	1731	$cf::PLAYER{$login} = $pl
1270	}	1732	}
1271	}	1733	}
1272	}	1734	}
		1735
		1736	cf::player->attach (
		1737	on_load => sub {
		1738	my ($pl, $path) = @_;
		1739
		1740	# restore slots saved in save, below
		1741	my $slots = delete $pl->{_slots};
		1742
		1743	$pl->ob->current_weapon ($slots->[0]);
		1744	$pl->combat_ob ($slots->[1]);
		1745	$pl->ranged_ob ($slots->[2]);
		1746	},
		1747	);
1273		1748
1274	sub save($) {	1749	sub save($) {
1275	my ($pl) = @_;	1750	my ($pl) = @_;
1276		1751
1277	return if $pl->{deny_save};	1752	return if $pl->{deny_save};
…		…
1282	return if $pl->{deny_save};	1757	return if $pl->{deny_save};
1283		1758
1284	aio_mkdir playerdir $pl, 0770;	1759	aio_mkdir playerdir $pl, 0770;
1285	$pl->{last_save} = $cf::RUNTIME;	1760	$pl->{last_save} = $cf::RUNTIME;
1286		1761
		1762	cf::get_slot 0.01;
		1763
		1764	# save slots, to be restored later
		1765	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
		1766
1287	$pl->save_pl ($path);	1767	$pl->save_pl ($path);
1288	Coro::cede;	1768	cf::cede_to_tick;
1289	}	1769	}
1290		1770
1291	sub new($) {	1771	sub new($) {
1292	my ($login) = @_;	1772	my ($login) = @_;
1293		1773
…		…
1299	$cf::PLAYER{$login} = $self;	1779	$cf::PLAYER{$login} = $self;
1300		1780
1301	$self	1781	$self
1302	}	1782	}
1303		1783
		1784	=item $player->send_msg ($channel, $msg, $color, [extra...])
		1785
		1786	=cut
		1787
		1788	sub send_msg {
		1789	my $ns = shift->ns
		1790	or return;
		1791	$ns->send_msg (@_);
		1792	}
		1793
1304	=item $pl->quit_character	1794	=item $pl->quit_character
1305		1795
1306	Nukes the player without looking back. If logged in, the connection will	1796	Nukes the player without looking back. If logged in, the connection will
1307	be destroyed. May block for a long time.	1797	be destroyed. May block for a long time.
1308		1798
…		…
1312	my ($pl) = @_;	1802	my ($pl) = @_;
1313		1803
1314	my $name = $pl->ob->name;	1804	my $name = $pl->ob->name;
1315		1805
1316	$pl->{deny_save} = 1;	1806	$pl->{deny_save} = 1;
1317	$pl->password ("*"); # this should lock out the player until we nuked the dir	1807	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1318		1808
1319	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1809	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1320	$pl->deactivate;	1810	$pl->deactivate;
		1811
		1812	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1321	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1813	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1814	ext::highscore::check ($pl->ob);
		1815
1322	$pl->ns->destroy if $pl->ns;	1816	$pl->ns->destroy if $pl->ns;
1323		1817
1324	my $path = playerdir $pl;	1818	my $path = playerdir $pl;
1325	my $temp = "$path~$cf::RUNTIME~deleting~";	1819	my $temp = "$path~$cf::RUNTIME~deleting~";
1326	aio_rename $path, $temp;	1820	aio_rename $path, $temp;
…		…
1361	or return [];	1855	or return [];
1362		1856
1363	my @logins;	1857	my @logins;
1364		1858
1365	for my $login (@$dirs) {	1859	for my $login (@$dirs) {
		1860	my $path = path $login;
		1861
		1862	# a .pst is a dead give-away for a valid player
		1863	# if no pst file found, open and chekc for blocked users
		1864	if (aio_stat "$path.pst") {
1366	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1865	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1367	aio_read $fh, 0, 512, my $buf, 0 or next;	1866	aio_read $fh, 0, 512, my $buf, 0 or next;
1368	$buf !~ /^password -------------$/m or next; # official not-valid tag	1867	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1868	}
1369		1869
1370	utf8::decode $login;	1870	utf8::decode $login;
1371	push @logins, $login;	1871	push @logins, $login;
1372	}	1872	}
1373		1873
1374	\@logins	1874	\@logins
1375	}	1875	}
1376		1876
1377	=item $player->maps	1877	=item $player->maps
		1878
		1879	=item cf::player::maps $login
1378		1880
1379	Returns an arrayref of map paths that are private for this	1881	Returns an arrayref of map paths that are private for this
1380	player. May block.	1882	player. May block.
1381		1883
1382	=cut	1884	=cut
…		…
1400	}	1902	}
1401		1903
1402	\@paths	1904	\@paths
1403	}	1905	}
1404		1906
1405	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1907	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1406		1908
1407	Expand crossfire pod fragments into protocol xml.	1909	Expand deliantra pod fragments into protocol xml.
1408		1910
1409	=cut
1410
1411	sub expand_cfpod {
1412	((my $self), (local $_)) = @_;
1413
1414	# escape & and <
1415	s/&/&amp;/g;
1416	s/(?<![BIUGH])</&lt;/g;
1417
1418	# this is buggy, it needs to properly take care of nested <'s
1419
1420	1 while
1421	# replace B<>, I<>, U<> etc.
1422	s/B<([^\>]*)>/<b>$1<\/b>/
1423	|| s/I<([^\>]*)>/<i>$1<\/i>/
1424	|| s/U<([^\>]*)>/<u>$1<\/u>/
1425	# replace G<male|female> tags
1426	|| s{G<([^>|]*)\|([^>]*)>}{
1427	$self->gender ? $2 : $1
1428	}ge
1429	# replace H<hint text>
1430	|| s{H<([^\>]*)>}
1431	{
1432	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1433	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1434	"")
1435	[$self->{hintmode}]
1436	}ge;
1437
1438	# create single paragraphs (very hackish)
1439	s/(?<=\S)\n(?=\w)/ /g;
1440
1441	# compress some whitespace
1442	s/\s+\n/\n/g; # ws line-ends
1443	s/\n\n+/\n/g; # double lines
1444	s/^\n+//; # beginning lines
1445	s/\n+$//; # ending lines
1446
1447	$_
1448	}
1449
1450	sub hintmode {
1451	$_[0]{hintmode} = $_[1] if @_ > 1;
1452	$_[0]{hintmode}
1453	}
1454
1455	=item $player->ext_reply ($msgid, %msg)	1911	=item $player->ext_reply ($msgid, @msg)
1456		1912
1457	Sends an ext reply to the player.	1913	Sends an ext reply to the player.
1458		1914
1459	=cut	1915	=cut
1460		1916
1461	sub ext_reply($$%) {	1917	sub ext_reply($$@) {
1462	my ($self, $id, %msg) = @_;	1918	my ($self, $id, @msg) = @_;
1463		1919
1464	$msg{msgid} = $id;	1920	$self->ns->ext_reply ($id, @msg)
1465	$self->send ("ext " . $self->ns->{json_coder}->encode (\%msg));
1466	}	1921	}
1467		1922
1468	=item $player->ext_event ($type, %msg)	1923	=item $player->ext_msg ($type, @msg)
1469		1924
1470	Sends an ext event to the client.	1925	Sends an ext event to the client.
1471		1926
1472	=cut	1927	=cut
1473		1928
1474	sub ext_event($$%) {	1929	sub ext_msg($$@) {
1475	my ($self, $type, %msg) = @_;	1930	my ($self, $type, @msg) = @_;
1476		1931
1477	$self->ns->ext_event ($type, %msg);	1932	$self->ns->ext_msg ($type, @msg);
1478	}	1933	}
1479		1934
1480	=head3 cf::region	1935	=head3 cf::region
1481		1936
1482	=over 4	1937	=over 4
…		…
1491		1946
1492	=cut	1947	=cut
1493		1948
1494	sub find_by_path($) {	1949	sub find_by_path($) {
1495	my ($path) = @_;	1950	my ($path) = @_;
		1951
		1952	$path =~ s/^~[^\/]*//; # skip ~login
1496		1953
1497	my ($match, $specificity);	1954	my ($match, $specificity);
1498		1955
1499	for my $region (list) {	1956	for my $region (list) {
1500	if ($region->{match} && $path =~ $region->{match}) {	1957	if ($region->{match} && $path =~ $region->{match}) {
…		…
1526	our $MAX_RESET = 3600;	1983	our $MAX_RESET = 3600;
1527	our $DEFAULT_RESET = 3000;	1984	our $DEFAULT_RESET = 3000;
1528		1985
1529	sub generate_random_map {	1986	sub generate_random_map {
1530	my ($self, $rmp) = @_;	1987	my ($self, $rmp) = @_;
1531	# mit "rum" bekleckern, nicht	1988
		1989	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1990
1532	$self->_create_random_map (	1991	$self->_create_random_map ($rmp);
1533	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1534	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1535	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1536	$rmp->{exit_on_final_map},
1537	$rmp->{xsize}, $rmp->{ysize},
1538	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1539	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1540	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1541	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1542	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1543	(cf::region::find $rmp->{region}), $rmp->{custom}
1544	)
1545	}	1992	}
1546		1993
1547	=item cf::map->register ($regex, $prio)	1994	=item cf::map->register ($regex, $prio)
1548		1995
1549	Register a handler for the map path matching the given regex at the	1996	Register a handler for the map path matching the given regex at the
…		…
1554		2001
1555	sub register {	2002	sub register {
1556	my (undef, $regex, $prio) = @_;	2003	my (undef, $regex, $prio) = @_;
1557	my $pkg = caller;	2004	my $pkg = caller;
1558		2005
1559	no strict;
1560	push @{"$pkg\::ISA"}, __PACKAGE__;	2006	push @{"$pkg\::ISA"}, __PACKAGE__;
1561		2007
1562	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2008	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1563	}	2009	}
1564		2010
1565	# also paths starting with '/'	2011	# also paths starting with '/'
1566	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	2012	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1567		2013
1568	sub thawer_merge {	2014	sub thawer_merge {
1569	my ($self, $merge) = @_;	2015	my ($self, $merge) = @_;
1570		2016
1571	# we have to keep some variables in memory intact	2017	# we have to keep some variables in memory intact
…		…
1576	}	2022	}
1577		2023
1578	sub normalise {	2024	sub normalise {
1579	my ($path, $base) = @_;	2025	my ($path, $base) = @_;
1580		2026
1581	$path = "$path"; # make sure its a string	2027	$path = "$path"; # make sure it's a string
1582		2028
1583	$path =~ s/\.map$//;	2029	$path =~ s/\.map$//;
1584		2030
1585	# map plan:	2031	# map plan:
1586	#	2032	#
…		…
1601	$base =~ s{[^/]+/?$}{};	2047	$base =~ s{[^/]+/?$}{};
1602	$path = "$base/$path";	2048	$path = "$base/$path";
1603	}	2049	}
1604		2050
1605	for ($path) {	2051	for ($path) {
1606	redo if s{//}{/};
1607	redo if s{/\.?/}{/};	2052	redo if s{/\.?/}{/};
1608	redo if s{/[^/]+/\.\./}{/};	2053	redo if s{/[^/]+/\.\./}{/};
1609	}	2054	}
1610		2055
1611	$path	2056	$path
…		…
1625	$self->init; # pass $1 etc.	2070	$self->init; # pass $1 etc.
1626	return $self;	2071	return $self;
1627	}	2072	}
1628	}	2073	}
1629		2074
1630	Carp::cluck "unable to resolve path '$path' (base '$base').";	2075	Carp::cluck "unable to resolve path '$path' (base '$base')";
1631	()	2076	()
1632	}	2077	}
1633		2078
		2079	# may re-bless or do other evil things
1634	sub init {	2080	sub init {
1635	my ($self) = @_;	2081	my ($self) = @_;
1636		2082
1637	$self	2083	$self
1638	}	2084	}
…		…
1657		2103
1658	# the temporary/swap location	2104	# the temporary/swap location
1659	sub save_path {	2105	sub save_path {
1660	my ($self) = @_;	2106	my ($self) = @_;
1661		2107
1662	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2108	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1663	"$TMPDIR/$path.map"	2109	"$TMPDIR/$path.map"
1664	}	2110	}
1665		2111
1666	# the unique path, undef == no special unique path	2112	# the unique path, undef == no special unique path
1667	sub uniq_path {	2113	sub uniq_path {
1668	my ($self) = @_;	2114	my ($self) = @_;
1669		2115
1670	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2116	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1671	"$UNIQUEDIR/$path"	2117	"$UNIQUEDIR/$path"
1672	}
1673
1674	# and all this just because we cannot iterate over
1675	# all maps in C++...
1676	sub change_all_map_light {
1677	my ($change) = @_;
1678
1679	$_->change_map_light ($change)
1680	for grep $_->outdoor, values %cf::MAP;
1681	}	2118	}
1682		2119
1683	sub decay_objects {	2120	sub decay_objects {
1684	my ($self) = @_;	2121	my ($self) = @_;
1685		2122
…		…
1698		2135
1699	sub load_header_from($) {	2136	sub load_header_from($) {
1700	my ($self, $path) = @_;	2137	my ($self, $path) = @_;
1701		2138
1702	utf8::encode $path;	2139	utf8::encode $path;
1703	#aio_open $path, O_RDONLY, 0	2140	my $f = new_from_file cf::object::thawer $path
1704	# or return;
1705
1706	$self->_load_header ($path)
1707	or return;	2141	or return;
1708		2142
		2143	$self->_load_header ($f)
		2144	or return;
		2145
		2146	local $MAP_LOADING{$self->{path}} = $self;
		2147	$f->resolve_delayed_derefs;
		2148
1709	$self->{load_path} = $path;	2149	$self->{load_path} = $path;
1710		2150
1711	1	2151	1
1712	}	2152	}
1713		2153
		2154	# used to laod the header of an original map
1714	sub load_header_orig {	2155	sub load_header_orig {
1715	my ($self) = @_;	2156	my ($self) = @_;
1716		2157
1717	$self->load_header_from ($self->load_path)	2158	$self->load_header_from ($self->load_path)
1718	}	2159	}
1719		2160
		2161	# used to laod the header of an instantiated map
1720	sub load_header_temp {	2162	sub load_header_temp {
1721	my ($self) = @_;	2163	my ($self) = @_;
1722		2164
1723	$self->load_header_from ($self->save_path)	2165	$self->load_header_from ($self->save_path)
1724	}	2166	}
1725		2167
		2168	# called after loading the header from an instantiated map
1726	sub prepare_temp {	2169	sub prepare_temp {
1727	my ($self) = @_;	2170	my ($self) = @_;
1728		2171
1729	$self->last_access ((delete $self->{last_access})	2172	$self->last_access ((delete $self->{last_access})
1730	|| $cf::RUNTIME); #d#	2173	|| $cf::RUNTIME); #d#
1731	# safety	2174	# safety
1732	$self->{instantiate_time} = $cf::RUNTIME	2175	$self->{instantiate_time} = $cf::RUNTIME
1733	if $self->{instantiate_time} > $cf::RUNTIME;	2176	if $self->{instantiate_time} > $cf::RUNTIME;
1734	}	2177	}
1735		2178
		2179	# called after loading the header from an original map
1736	sub prepare_orig {	2180	sub prepare_orig {
1737	my ($self) = @_;	2181	my ($self) = @_;
1738		2182
1739	$self->{load_original} = 1;	2183	$self->{load_original} = 1;
1740	$self->{instantiate_time} = $cf::RUNTIME;	2184	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1764		2208
1765	sub find;	2209	sub find;
1766	sub find {	2210	sub find {
1767	my ($path, $origin) = @_;	2211	my ($path, $origin) = @_;
1768		2212
		2213	cf::cede_to_tick;
		2214
1769	$path = normalise $path, $origin && $origin->path;	2215	$path = normalise $path, $origin;
1770		2216
		2217	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1771	cf::lock_wait "map_find:$path";	2218	my $guard2 = cf::lock_acquire "map_find:$path";
1772		2219
1773	$cf::MAP{$path} || do {	2220	$cf::MAP{$path} || do {
1774	my $guard = cf::lock_acquire "map_find:$path";
1775	my $map = new_from_path cf::map $path	2221	my $map = new_from_path cf::map $path
1776	or return;	2222	or return;
1777		2223
1778	$map->{last_save} = $cf::RUNTIME;	2224	$map->{last_save} = $cf::RUNTIME;
1779		2225
…		…
1781	or return;	2227	or return;
1782		2228
1783	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2229	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1784	# doing this can freeze the server in a sync job, obviously	2230	# doing this can freeze the server in a sync job, obviously
1785	#$cf::WAIT_FOR_TICK->wait;	2231	#$cf::WAIT_FOR_TICK->wait;
		2232	undef $guard2;
		2233	undef $guard1;
1786	$map->reset;	2234	$map->reset;
1787	undef $guard;
1788	return find $path;	2235	return find $path;
1789	}	2236	}
1790		2237
1791	$cf::MAP{$path} = $map	2238	$cf::MAP{$path} = $map
1792	}	2239	}
1793	}	2240	}
1794		2241
1795	sub pre_load { }	2242	sub pre_load { }
1796	sub post_load { }	2243	#sub post_load { } # XS
1797		2244
1798	sub load {	2245	sub load {
1799	my ($self) = @_;	2246	my ($self) = @_;
1800		2247
1801	local $self->{deny_reset} = 1; # loading can take a long time	2248	local $self->{deny_reset} = 1; # loading can take a long time
1802		2249
1803	my $path = $self->{path};	2250	my $path = $self->{path};
1804		2251
1805	{	2252	{
1806	my $guard = cf::lock_acquire "map_load:$path";	2253	my $guard = cf::lock_acquire "map_data:$path";
1807		2254
		2255	return unless $self->valid;
1808	return if $self->in_memory != cf::MAP_SWAPPED;	2256	return unless $self->state == cf::MAP_SWAPPED;
1809
1810	$self->in_memory (cf::MAP_LOADING);
1811		2257
1812	$self->alloc;	2258	$self->alloc;
1813		2259
1814	$self->pre_load;	2260	$self->pre_load;
1815	Coro::cede;	2261	cf::cede_to_tick;
1816		2262
1817	$self->_load_objects ($self->{load_path}, 1)	2263	if (exists $self->{load_path}) {
		2264	my $f = new_from_file cf::object::thawer $self->{load_path};
		2265	$f->skip_block;
		2266	$self->_load_objects ($f)
1818	or return;	2267	or return;
1819		2268
1820	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2269	$self->post_load_original
1821	if delete $self->{load_original};	2270	if delete $self->{load_original};
1822		2271
1823	if (my $uniq = $self->uniq_path) {	2272	if (my $uniq = $self->uniq_path) {
1824	utf8::encode $uniq;	2273	utf8::encode $uniq;
1825	if (aio_open $uniq, O_RDONLY, 0) {	2274	unless (aio_stat $uniq) {
		2275	if (my $f = new_from_file cf::object::thawer $uniq) {
1826	$self->clear_unique_items;	2276	$self->clear_unique_items;
1827	$self->_load_objects ($uniq, 0);	2277	$self->_load_objects ($f);
		2278	$f->resolve_delayed_derefs;
		2279	}
		2280	}
1828	}	2281	}
1829	}
1830		2282
1831	Coro::cede;	2283	$f->resolve_delayed_derefs;
		2284	} else {
		2285	$self->post_load_original
		2286	if delete $self->{load_original};
		2287	}
		2288
		2289	$self->state (cf::MAP_INACTIVE);
		2290
		2291	cf::cede_to_tick;
1832	# now do the right thing for maps	2292	# now do the right thing for maps
1833	$self->link_multipart_objects;	2293	$self->link_multipart_objects;
1834	$self->difficulty ($self->estimate_difficulty)	2294	$self->difficulty ($self->estimate_difficulty)
1835	unless $self->difficulty;	2295	unless $self->difficulty;
1836	Coro::cede;	2296	cf::cede_to_tick;
1837		2297
1838	unless ($self->{deny_activate}) {	2298	unless ($self->{deny_activate}) {
1839	$self->decay_objects;	2299	$self->decay_objects;
1840	$self->fix_auto_apply;	2300	$self->fix_auto_apply;
1841	$self->update_buttons;	2301	$self->update_buttons;
1842	Coro::cede;	2302	cf::cede_to_tick;
1843	$self->set_darkness_map;	2303	#$self->activate; # no longer activate maps automatically
1844	Coro::cede;
1845	$self->activate;
1846	}	2304	}
1847		2305
1848	$self->in_memory (cf::MAP_IN_MEMORY);	2306	$self->{last_save} = $cf::RUNTIME;
		2307	$self->last_access ($cf::RUNTIME);
1849	}	2308	}
1850		2309
1851	$self->post_load;	2310	$self->post_load;
1852	}
1853		2311
		2312	1
		2313	}
		2314
		2315	# customize the map for a given player, i.e.
		2316	# return the _real_ map. used by e.g. per-player
		2317	# maps to change the path to ~playername/mappath
1854	sub customise_for {	2318	sub customise_for {
1855	my ($self, $ob) = @_;	2319	my ($self, $ob) = @_;
1856		2320
1857	return find "~" . $ob->name . "/" . $self->{path}	2321	return find "~" . $ob->name . "/" . $self->{path}
1858	if $self->per_player;	2322	if $self->per_player;
…		…
1861	# if $self->per_party;	2325	# if $self->per_party;
1862		2326
1863	$self	2327	$self
1864	}	2328	}
1865		2329
1866	# find and load all maps in the 3x3 area around a map
1867	sub load_diag {
1868	my ($map) = @_;
1869
1870	my @diag; # diagonal neighbours
1871
1872	for (0 .. 3) {
1873	my $neigh = $map->tile_path ($_)
1874	or next;
1875	$neigh = find $neigh, $map
1876	or next;
1877	$neigh->load;
1878
1879	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],
1880	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1881	}
1882
1883	for (@diag) {
1884	my $neigh = find @$_
1885	or next;
1886	$neigh->load;
1887	}
1888	}
1889
1890	sub find_sync {	2330	sub find_sync {
1891	my ($path, $origin) = @_;	2331	my ($path, $origin) = @_;
1892		2332
1893	cf::sync_job { find $path, $origin }	2333	# it's a bug to call this from the main context
		2334	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2335	if $Coro::current == $Coro::main;
		2336
		2337	find $path, $origin
1894	}	2338	}
1895		2339
1896	sub do_load_sync {	2340	sub do_load_sync {
1897	my ($map) = @_;	2341	my ($map) = @_;
1898		2342
1899	cf::sync_job { $map->load };	2343	# it's a bug to call this from the main context
		2344	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
		2345	if $Coro::current == $Coro::main;
		2346
		2347	$map->load;
1900	}	2348	}
1901		2349
1902	our %MAP_PREFETCH;	2350	our %MAP_PREFETCH;
1903	our $MAP_PREFETCHER = undef;	2351	our $MAP_PREFETCHER = undef;
1904		2352
1905	sub find_async {	2353	sub find_async {
1906	my ($path, $origin) = @_;	2354	my ($path, $origin, $load) = @_;
1907		2355
1908	$path = normalise $path, $origin && $origin->{path};	2356	$path = normalise $path, $origin;
1909		2357
1910	if (my $map = $cf::MAP{$path}) {	2358	if (my $map = $cf::MAP{$path}) {
1911	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2359	return $map if !$load || $map->linkable;
1912	}	2360	}
1913		2361
1914	undef $MAP_PREFETCH{$path};	2362	$MAP_PREFETCH{$path} |= $load;
		2363
1915	$MAP_PREFETCHER ||= cf::async {	2364	$MAP_PREFETCHER ||= cf::async {
		2365	$Coro::current->{desc} = "map prefetcher";
		2366
1916	while (%MAP_PREFETCH) {	2367	while (%MAP_PREFETCH) {
1917	for my $path (keys %MAP_PREFETCH) {	2368	while (my ($k, $v) = each %MAP_PREFETCH) {
1918	if (my $map = find $path) {	2369	if (my $map = find $k) {
1919	$map->load;	2370	$map->load if $v;
1920	}	2371	}
1921		2372
1922	delete $MAP_PREFETCH{$path};	2373	delete $MAP_PREFETCH{$k};
1923	}	2374	}
1924	}	2375	}
1925	undef $MAP_PREFETCHER;	2376	undef $MAP_PREFETCHER;
1926	};	2377	};
1927	$MAP_PREFETCHER->prio (6);	2378	$MAP_PREFETCHER->prio (6);
1928		2379
1929	()	2380	()
1930	}	2381	}
1931		2382
		2383	# common code, used by both ->save and ->swapout
1932	sub save {	2384	sub _save {
1933	my ($self) = @_;	2385	my ($self) = @_;
1934
1935	my $lock = cf::lock_acquire "map_data:" . $self->path;
1936		2386
1937	$self->{last_save} = $cf::RUNTIME;	2387	$self->{last_save} = $cf::RUNTIME;
1938		2388
1939	return unless $self->dirty;	2389	return unless $self->dirty;
1940		2390
…		…
1946	return if $self->{deny_save};	2396	return if $self->{deny_save};
1947		2397
1948	local $self->{last_access} = $self->last_access;#d#	2398	local $self->{last_access} = $self->last_access;#d#
1949		2399
1950	cf::async {	2400	cf::async {
		2401	$Coro::current->{desc} = "map player save";
1951	$_->contr->save for $self->players;	2402	$_->contr->save for $self->players;
1952	};	2403	};
		2404
		2405	cf::get_slot 0.02;
1953		2406
1954	if ($uniq) {	2407	if ($uniq) {
1955	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2408	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1956	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2409	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1957	} else {	2410	} else {
1958	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2411	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
1959	}	2412	}
1960	}	2413	}
1961		2414
		2415	sub save {
		2416	my ($self) = @_;
		2417
		2418	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2419
		2420	$self->_save;
		2421	}
		2422
1962	sub swap_out {	2423	sub swap_out {
1963	my ($self) = @_;	2424	my ($self) = @_;
1964		2425
1965	# save first because save cedes
1966	$self->save;
1967
1968	my $lock = cf::lock_acquire "map_data:" . $self->path;	2426	my $lock = cf::lock_acquire "map_data:$self->{path}";
1969		2427
		2428	return if !$self->linkable;
		2429	return if $self->{deny_save};
1970	return if $self->players;	2430	return if $self->players;
1971	return if $self->in_memory != cf::MAP_IN_MEMORY;
1972	return if $self->{deny_save};
1973		2431
		2432	# first deactivate the map and "unlink" it from the core
		2433	$self->deactivate;
		2434	$_->clear_links_to ($self) for values %cf::MAP;
		2435	$self->state (cf::MAP_SWAPPED);
		2436
		2437	# then atomically save
		2438	$self->_save;
		2439
		2440	# then free the map
1974	$self->clear;	2441	$self->clear;
1975	$self->in_memory (cf::MAP_SWAPPED);
1976	}	2442	}
1977		2443
1978	sub reset_at {	2444	sub reset_at {
1979	my ($self) = @_;	2445	my ($self) = @_;
1980		2446
…		…
1998		2464
1999	my $lock = cf::lock_acquire "map_data:$self->{path}";	2465	my $lock = cf::lock_acquire "map_data:$self->{path}";
2000		2466
2001	return if $self->players;	2467	return if $self->players;
2002		2468
2003	warn "resetting map ", $self->path;	2469	cf::trace "resetting map ", $self->path, "\n";
2004		2470
2005	$self->in_memory (cf::MAP_SWAPPED);	2471	$self->state (cf::MAP_SWAPPED);
2006		2472
2007	# need to save uniques path	2473	# need to save uniques path
2008	unless ($self->{deny_save}) {	2474	unless ($self->{deny_save}) {
2009	my $uniq = $self->uniq_path; utf8::encode $uniq;	2475	my $uniq = $self->uniq_path; utf8::encode $uniq;
2010		2476
…		…
2012	if $uniq;	2478	if $uniq;
2013	}	2479	}
2014		2480
2015	delete $cf::MAP{$self->path};	2481	delete $cf::MAP{$self->path};
2016		2482
		2483	$self->deactivate;
		2484	$_->clear_links_to ($self) for values %cf::MAP;
2017	$self->clear;	2485	$self->clear;
2018
2019	$_->clear_links_to ($self) for values %cf::MAP;
2020		2486
2021	$self->unlink_save;	2487	$self->unlink_save;
2022	$self->destroy;	2488	$self->destroy;
2023	}	2489	}
2024		2490
2025	my $nuke_counter = "aaaa";	2491	my $nuke_counter = "aaaa";
2026		2492
2027	sub nuke {	2493	sub nuke {
2028	my ($self) = @_;	2494	my ($self) = @_;
2029		2495
		2496	{
		2497	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2498
2030	delete $cf::MAP{$self->path};	2499	delete $cf::MAP{$self->path};
2031		2500
2032	$self->unlink_save;	2501	$self->unlink_save;
2033		2502
2034	bless $self, "cf::map";	2503	bless $self, "cf::map::wrap";
2035	delete $self->{deny_reset};	2504	delete $self->{deny_reset};
2036	$self->{deny_save} = 1;	2505	$self->{deny_save} = 1;
2037	$self->reset_timeout (1);	2506	$self->reset_timeout (1);
2038	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2507	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2039		2508
2040	$cf::MAP{$self->path} = $self;	2509	$cf::MAP{$self->path} = $self;
		2510	}
2041		2511
2042	$self->reset; # polite request, might not happen	2512	$self->reset; # polite request, might not happen
2043	}	2513	}
2044		2514
2045	=item $maps = cf::map::tmp_maps	2515	=item $maps = cf::map::tmp_maps
…		…
2087		2557
2088	sub unique_maps() {	2558	sub unique_maps() {
2089	[	2559	[
2090	map {	2560	map {
2091	utf8::decode $_;	2561	utf8::decode $_;
2092	/\.map$/	2562	s/\.map$//; # TODO future compatibility hack
		2563	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2564	? ()
2093	? normalise $_	2565	: normalise $_
2094	: ()
2095	} @{ aio_readdir $UNIQUEDIR or [] }	2566	} @{ aio_readdir $UNIQUEDIR or [] }
2096	]	2567	]
2097	}	2568	}
2098		2569
2099	package cf;	2570	=item cf::map::static_maps
		2571
		2572	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2573	file in the shared directory excluding F</styles> and F</editor>). May
		2574	block.
		2575
		2576	=cut
		2577
		2578	sub static_maps() {
		2579	my @dirs = "";
		2580	my @maps;
		2581
		2582	while (@dirs) {
		2583	my $dir = shift @dirs;
		2584
		2585	next if $dir eq "/styles" || $dir eq "/editor";
		2586
		2587	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2588	or return;
		2589
		2590	for (@$files) {
		2591	s/\.map$// or next;
		2592	utf8::decode $_;
		2593	push @maps, "$dir/$_";
		2594	}
		2595
		2596	push @dirs, map "$dir/$_", @$dirs;
		2597	}
		2598
		2599	\@maps
		2600	}
2100		2601
2101	=back	2602	=back
2102		2603
2103	=head3 cf::object	2604	=head3 cf::object
2104		2605
…		…
2108		2609
2109	=over 4	2610	=over 4
2110		2611
2111	=item $ob->inv_recursive	2612	=item $ob->inv_recursive
2112		2613
2113	Returns the inventory of the object _and_ their inventories, recursively.	2614	Returns the inventory of the object I<and> their inventories, recursively,
		2615	but I<not> the object itself.
2114		2616
2115	=cut	2617	=cut
2116		2618
2117	sub inv_recursive_;	2619	sub inv_recursive_;
2118	sub inv_recursive_ {	2620	sub inv_recursive_ {
…		…
2121		2623
2122	sub inv_recursive {	2624	sub inv_recursive {
2123	inv_recursive_ inv $_[0]	2625	inv_recursive_ inv $_[0]
2124	}	2626	}
2125		2627
		2628	=item $ref = $ob->ref
		2629
		2630	Creates and returns a persistent reference to an object that can be stored as a string.
		2631
		2632	=item $ob = cf::object::deref ($refstring)
		2633
		2634	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2635	even if the object actually exists. May block.
		2636
		2637	=cut
		2638
		2639	sub deref {
		2640	my ($ref) = @_;
		2641
		2642	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2643	my ($uuid, $name) = ($1, $2);
		2644	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2645	or return;
		2646	$pl->ob->uuid eq $uuid
		2647	or return;
		2648
		2649	$pl->ob
		2650	} else {
		2651	warn "$ref: cannot resolve object reference\n";
		2652	undef
		2653	}
		2654	}
		2655
2126	package cf;	2656	package cf;
2127		2657
2128	=back	2658	=back
2129		2659
2130	=head3 cf::object::player	2660	=head3 cf::object::player
…		…
2136	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2666	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2137	can be C<undef>. Does the right thing when the player is currently in a	2667	can be C<undef>. Does the right thing when the player is currently in a
2138	dialogue with the given NPC character.	2668	dialogue with the given NPC character.
2139		2669
2140	=cut	2670	=cut
		2671
		2672	our $SAY_CHANNEL = {
		2673	id => "say",
		2674	title => "Map",
		2675	reply => "say ",
		2676	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2677	};
		2678
		2679	our $CHAT_CHANNEL = {
		2680	id => "chat",
		2681	title => "Chat",
		2682	reply => "chat ",
		2683	tooltip => "Player chat and shouts, global to the server.",
		2684	};
2141		2685
2142	# rough implementation of a future "reply" method that works	2686	# rough implementation of a future "reply" method that works
2143	# with dialog boxes.	2687	# with dialog boxes.
2144	#TODO: the first argument must go, split into a $npc->reply_to ( method	2688	#TODO: the first argument must go, split into a $npc->reply_to ( method
2145	sub cf::object::player::reply($$$;$) {	2689	sub cf::object::player::reply($$$;$) {
…		…
2152		2696
2153	} else {	2697	} else {
2154	my $pl = $self->contr;	2698	my $pl = $self->contr;
2155		2699
2156	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {	2700	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2157	my $diag = $pl->{npc_dialog};	2701	my $dialog = $pl->{npc_dialog};
2158	$diag->{pl}->ext_reply (	2702	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2159	$diag->{id},
2160	msgtype => "reply",
2161	msg => $diag->{pl}->expand_cfpod ($msg),
2162	add_topics => []
2163	);
2164		2703
2165	} else {	2704	} else {
2166	$msg = $npc->name . " says: $msg" if $npc;	2705	$msg = $npc->name . " says: $msg" if $npc;
2167	$self->message ($msg, $flags);	2706	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2168	}	2707	}
2169	}	2708	}
		2709	}
		2710
		2711	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2712
		2713	=cut
		2714
		2715	sub cf::object::send_msg {
		2716	my $pl = shift->contr
		2717	or return;
		2718	$pl->send_msg (@_);
2170	}	2719	}
2171		2720
2172	=item $player_object->may ("access")	2721	=item $player_object->may ("access")
2173		2722
2174	Returns wether the given player is authorized to access resource "access"	2723	Returns wether the given player is authorized to access resource "access"
…		…
2187		2736
2188	=item $player_object->enter_link	2737	=item $player_object->enter_link
2189		2738
2190	Freezes the player and moves him/her to a special map (C<{link}>).	2739	Freezes the player and moves him/her to a special map (C<{link}>).
2191		2740
2192	The player should be reasonably safe there for short amounts of time. You	2741	The player should be reasonably safe there for short amounts of time (e.g.
2193	I<MUST> call C<leave_link> as soon as possible, though.	2742	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2743	though, as the player cannot control the character while it is on the link
		2744	map.
2194		2745
2195	Will never block.	2746	Will never block.
2196		2747
2197	=item $player_object->leave_link ($map, $x, $y)	2748	=item $player_object->leave_link ($map, $x, $y)
2198		2749
…		…
2218	sub cf::object::player::enter_link {	2769	sub cf::object::player::enter_link {
2219	my ($self) = @_;	2770	my ($self) = @_;
2220		2771
2221	$self->deactivate_recursive;	2772	$self->deactivate_recursive;
2222		2773
		2774	++$self->{_link_recursion};
		2775
2223	return if UNIVERSAL::isa $self->map, "ext::map_link";	2776	return if UNIVERSAL::isa $self->map, "ext::map_link";
2224		2777
2225	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2778	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2226	if $self->map && $self->map->{path} ne "{link}";	2779	if $self->map && $self->map->{path} ne "{link}";
2227		2780
2228	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2781	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2229	}	2782	}
2230		2783
2231	sub cf::object::player::leave_link {	2784	sub cf::object::player::leave_link {
2232	my ($self, $map, $x, $y) = @_;	2785	my ($self, $map, $x, $y) = @_;
2233		2786
…		…
2250	($x, $y) = (-1, -1)	2803	($x, $y) = (-1, -1)
2251	unless (defined $x) && (defined $y);	2804	unless (defined $x) && (defined $y);
2252		2805
2253	# use -1 or undef as default coordinates, not 0, 0	2806	# use -1 or undef as default coordinates, not 0, 0
2254	($x, $y) = ($map->enter_x, $map->enter_y)	2807	($x, $y) = ($map->enter_x, $map->enter_y)
2255	if $x <=0 && $y <= 0;	2808	if $x <= 0 && $y <= 0;
2256		2809
2257	$map->load;	2810	$map->load;
2258	$map->load_diag;
2259		2811
2260	return unless $self->contr->active;	2812	return unless $self->contr->active;
2261	$self->activate_recursive;
2262		2813
2263	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2814	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2264	$self->enter_map ($map, $x, $y);	2815	if ($self->enter_map ($map, $x, $y)) {
2265	}	2816	# entering was successful
		2817	delete $self->{_link_recursion};
		2818	# only activate afterwards, to support waiting in hooks
		2819	$self->activate_recursive;
		2820	}
2266		2821
		2822	}
		2823
2267	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2824	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2268		2825
2269	Moves the player to the given map-path and coordinates by first freezing	2826	Moves the player to the given map-path and coordinates by first freezing
2270	her, loading and preparing them map, calling the provided $check callback	2827	her, loading and preparing them map, calling the provided $check callback
2271	that has to return the map if sucecssful, and then unfreezes the player on	2828	that has to return the map if sucecssful, and then unfreezes the player on
2272	the new (success) or old (failed) map position. In either case, $done will	2829	the new (success) or old (failed) map position. In either case, $done will
2273	be called at the end of this process.	2830	be called at the end of this process.
2274		2831
		2832	Note that $check will be called with a potentially non-loaded map, so if
		2833	it needs a loaded map it has to call C<< ->load >>.
		2834
2275	=cut	2835	=cut
2276		2836
2277	our $GOTOGEN;	2837	our $GOTOGEN;
2278		2838
2279	sub cf::object::player::goto {	2839	sub cf::object::player::goto {
2280	my ($self, $path, $x, $y, $check, $done) = @_;	2840	my ($self, $path, $x, $y, $check, $done) = @_;
2281		2841
		2842	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2843	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2844	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2845	($path, $x, $y) = @$EMERGENCY_POSITION;
		2846	}
		2847
2282	# do generation counting so two concurrent goto's will be executed in-order	2848	# do generation counting so two concurrent goto's will be executed in-order
2283	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2849	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2284		2850
2285	$self->enter_link;	2851	$self->enter_link;
2286		2852
2287	(async {	2853	(async {
		2854	$Coro::current->{desc} = "player::goto $path $x $y";
		2855
		2856	# *tag paths override both path and x|y
		2857	if ($path =~ /^\*(.*)$/) {
		2858	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2859	my $ob = $obs[rand @obs];
		2860
		2861	# see if we actually can go there
		2862	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2863	$ob = $obs[rand @obs];
		2864	} else {
		2865	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2866	}
		2867	# else put us there anyways for now #d#
		2868
		2869	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2870	} else {
		2871	($path, $x, $y) = (undef, undef, undef);
		2872	}
		2873	}
		2874
2288	my $map = eval {	2875	my $map = eval {
2289	my $map = cf::map::find $path;	2876	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2290		2877
2291	if ($map) {	2878	if ($map) {
2292	$map = $map->customise_for ($self);	2879	$map = $map->customise_for ($self);
2293	$map = $check->($map) if $check && $map;	2880	$map = $check->($map, $x, $y, $self) if $check && $map;
2294	} else {	2881	} else {
2295	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2882	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2296	}	2883	}
2297		2884
2298	$map	2885	$map
2299	};	2886	};
2300		2887
…		…
2306	if ($gen == $self->{_goto_generation}) {	2893	if ($gen == $self->{_goto_generation}) {
2307	delete $self->{_goto_generation};	2894	delete $self->{_goto_generation};
2308	$self->leave_link ($map, $x, $y);	2895	$self->leave_link ($map, $x, $y);
2309	}	2896	}
2310		2897
2311	$done->() if $done;	2898	$done->($self) if $done;
2312	})->prio (1);	2899	})->prio (1);
2313	}	2900	}
2314		2901
2315	=item $player_object->enter_exit ($exit_object)	2902	=item $player_object->enter_exit ($exit_object)
2316		2903
…		…
2336	}	2923	}
2337		2924
2338	sub prepare_random_map {	2925	sub prepare_random_map {
2339	my ($exit) = @_;	2926	my ($exit) = @_;
2340		2927
2341	my $guard = cf::lock_acquire "exit_prepare:$exit";
2342
2343	# all this does is basically replace the /! path by	2928	# all this does is basically replace the /! path by
2344	# a new random map path (?random/...) with a seed	2929	# a new random map path (?random/...) with a seed
2345	# that depends on the exit object	2930	# that depends on the exit object
2346		2931
2347	my $rmp = parse_random_map_params $exit->msg;	2932	my $rmp = parse_random_map_params $exit->msg;
…		…
2349	if ($exit->map) {	2934	if ($exit->map) {
2350	$rmp->{region} = $exit->region->name;	2935	$rmp->{region} = $exit->region->name;
2351	$rmp->{origin_map} = $exit->map->path;	2936	$rmp->{origin_map} = $exit->map->path;
2352	$rmp->{origin_x} = $exit->x;	2937	$rmp->{origin_x} = $exit->x;
2353	$rmp->{origin_y} = $exit->y;	2938	$rmp->{origin_y} = $exit->y;
		2939
		2940	$exit->map->touch;
2354	}	2941	}
2355		2942
2356	$rmp->{random_seed} ||= $exit->random_seed;	2943	$rmp->{random_seed} ||= $exit->random_seed;
2357		2944
2358	my $data = cf::to_json $rmp;	2945	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2359	my $md5 = Digest::MD5::md5_hex $data;	2946	my $md5 = Digest::MD5::md5_hex $data;
2360	my $meta = "$RANDOMDIR/$md5.meta";	2947	my $meta = "$RANDOMDIR/$md5.meta";
2361		2948
2362	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2949	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2363	aio_write $fh, 0, (length $data), $data, 0;	2950	aio_write $fh, 0, (length $data), $data, 0;
2364	undef $fh;	2951	undef $fh;
2365	aio_rename "$meta~", $meta;	2952	aio_rename "$meta~", $meta;
2366		2953
		2954	my $slaying = "?random/$md5";
		2955
		2956	if ($exit->valid) {
2367	$exit->slaying ("?random/$md5");	2957	$exit->slaying ("?random/$md5");
2368	$exit->msg (undef);	2958	$exit->msg (undef);
		2959	}
2369	}	2960	}
2370	}	2961	}
2371		2962
2372	sub cf::object::player::enter_exit {	2963	sub cf::object::player::enter_exit {
2373	my ($self, $exit) = @_;	2964	my ($self, $exit) = @_;
2374		2965
2375	return unless $self->type == cf::PLAYER;	2966	return unless $self->type == cf::PLAYER;
2376		2967
2377	if ($exit->slaying eq "/!") {
2378	#TODO: this should de-fi-ni-te-ly not be a sync-job
2379	# the problem is that $exit might not survive long enough
2380	# so it needs to be done right now, right here
2381	cf::sync_job { prepare_random_map $exit };
2382	}
2383
2384	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2385	my $hp = $exit->stats->hp;
2386	my $sp = $exit->stats->sp;
2387
2388	$self->enter_link;	2968	$self->enter_link;
2389		2969
2390	# if exit is damned, update players death & WoR home-position
2391	$self->contr->savebed ($slaying, $hp, $sp)
2392	if $exit->flag (FLAG_DAMNED);
2393
2394	(async {	2970	(async {
2395	$self->deactivate_recursive; # just to be sure	2971	$Coro::current->{desc} = "enter_exit";
		2972
2396	unless (eval {	2973	unless (eval {
		2974	$self->deactivate_recursive; # just to be sure
		2975
		2976	my $map = cf::map::normalise $exit->slaying, $exit->map;
		2977	my $x = $exit->stats->hp;
		2978	my $y = $exit->stats->sp;
		2979
		2980	# special map handling
		2981	my $slaying = $exit->slaying;
		2982
		2983	# special map handling
		2984	if ($slaying eq "/!") {
		2985	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2986
		2987	prepare_random_map $exit
		2988	if $exit->slaying eq "/!"; # need to re-check after getting the lock
		2989
		2990	$map = $exit->slaying;
		2991
		2992	} elsif ($slaying eq '!up') {
		2993	$map = $exit->map->tile_path (cf::TILE_UP);
		2994	$x = $exit->x;
		2995	$y = $exit->y;
		2996
		2997	} elsif ($slaying eq '!down') {
		2998	$map = $exit->map->tile_path (cf::TILE_DOWN);
		2999	$x = $exit->x;
		3000	$y = $exit->y;
		3001	}
		3002
2397	$self->goto ($slaying, $hp, $sp);	3003	$self->goto ($map, $x, $y);
2398		3004
		3005	# if exit is damned, update players death & WoR home-position
		3006	$self->contr->savebed ($map, $x, $y)
		3007	if $exit->flag (cf::FLAG_DAMNED);
		3008
2399	1;	3009	1
2400	}) {	3010	}) {
2401	$self->message ("Something went wrong deep within the crossfire server. "	3011	$self->message ("Something went wrong deep within the deliantra server. "
2402	. "I'll try to bring you back to the map you were before. "	3012	. "I'll try to bring you back to the map you were before. "
2403	. "Please report this to the dungeon master!",	3013	. "Please report this to the dungeon master!",
2404	cf::NDI_UNIQUE | cf::NDI_RED);	3014	cf::NDI_UNIQUE | cf::NDI_RED);
2405		3015
2406	warn "ERROR in enter_exit: $@";	3016	error "ERROR in enter_exit: $@";
2407	$self->leave_link;	3017	$self->leave_link;
2408	}	3018	}
2409	})->prio (1);	3019	})->prio (1);
2410	}	3020	}
2411		3021
…		…
2423	sub cf::client::send_drawinfo {	3033	sub cf::client::send_drawinfo {
2424	my ($self, $text, $flags) = @_;	3034	my ($self, $text, $flags) = @_;
2425		3035
2426	utf8::encode $text;	3036	utf8::encode $text;
2427	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	3037	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		3038	}
		3039
		3040	=item $client->send_big_packet ($pkt)
		3041
		3042	Like C<send_packet>, but tries to compress large packets, and fragments
		3043	them as required.
		3044
		3045	=cut
		3046
		3047	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		3048
		3049	sub cf::client::send_big_packet {
		3050	my ($self, $pkt) = @_;
		3051
		3052	# try lzf for large packets
		3053	$pkt = "lzf " . Compress::LZF::compress $pkt
		3054	if 1024 <= length $pkt and $self->{can_lzf};
		3055
		3056	# split very large packets
		3057	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		3058	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		3059	$pkt = "frag";
		3060	}
		3061
		3062	$self->send_packet ($pkt);
2428	}	3063	}
2429		3064
2430	=item $client->send_msg ($channel, $msg, $color, [extra...])	3065	=item $client->send_msg ($channel, $msg, $color, [extra...])
2431		3066
2432	Send a drawinfo or msg packet to the client, formatting the msg for the	3067	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2434	the message, with C<log> being the default. If C<$color> is negative, suppress	3069	the message, with C<log> being the default. If C<$color> is negative, suppress
2435	the message unless the client supports the msg packet.	3070	the message unless the client supports the msg packet.
2436		3071
2437	=cut	3072	=cut
2438		3073
		3074	# non-persistent channels (usually the info channel)
		3075	our %CHANNEL = (
		3076	"c/motd" => {
		3077	id => "infobox",
		3078	title => "MOTD",
		3079	reply => undef,
		3080	tooltip => "The message of the day",
		3081	},
		3082	"c/identify" => {
		3083	id => "infobox",
		3084	title => "Identify",
		3085	reply => undef,
		3086	tooltip => "Items recently identified",
		3087	},
		3088	"c/examine" => {
		3089	id => "infobox",
		3090	title => "Examine",
		3091	reply => undef,
		3092	tooltip => "Signs and other items you examined",
		3093	},
		3094	"c/shopinfo" => {
		3095	id => "infobox",
		3096	title => "Shop Info",
		3097	reply => undef,
		3098	tooltip => "What your bargaining skill tells you about the shop",
		3099	},
		3100	"c/book" => {
		3101	id => "infobox",
		3102	title => "Book",
		3103	reply => undef,
		3104	tooltip => "The contents of a note or book",
		3105	},
		3106	"c/lookat" => {
		3107	id => "infobox",
		3108	title => "Look",
		3109	reply => undef,
		3110	tooltip => "What you saw there",
		3111	},
		3112	"c/who" => {
		3113	id => "infobox",
		3114	title => "Players",
		3115	reply => undef,
		3116	tooltip => "Shows players who are currently online",
		3117	},
		3118	"c/body" => {
		3119	id => "infobox",
		3120	title => "Body Parts",
		3121	reply => undef,
		3122	tooltip => "Shows which body parts you posess and are available",
		3123	},
		3124	"c/statistics" => {
		3125	id => "infobox",
		3126	title => "Statistics",
		3127	reply => undef,
		3128	tooltip => "Shows your primary statistics",
		3129	},
		3130	"c/skills" => {
		3131	id => "infobox",
		3132	title => "Skills",
		3133	reply => undef,
		3134	tooltip => "Shows your experience per skill and item power",
		3135	},
		3136	"c/shopitems" => {
		3137	id => "infobox",
		3138	title => "Shop Items",
		3139	reply => undef,
		3140	tooltip => "Shows the items currently for sale in this shop",
		3141	},
		3142	"c/resistances" => {
		3143	id => "infobox",
		3144	title => "Resistances",
		3145	reply => undef,
		3146	tooltip => "Shows your resistances",
		3147	},
		3148	"c/pets" => {
		3149	id => "infobox",
		3150	title => "Pets",
		3151	reply => undef,
		3152	tooltip => "Shows information abotu your pets/a specific pet",
		3153	},
		3154	"c/perceiveself" => {
		3155	id => "infobox",
		3156	title => "Perceive Self",
		3157	reply => undef,
		3158	tooltip => "You gained detailed knowledge about yourself",
		3159	},
		3160	"c/uptime" => {
		3161	id => "infobox",
		3162	title => "Uptime",
		3163	reply => undef,
		3164	tooltip => "How long the server has been running since last restart",
		3165	},
		3166	"c/mapinfo" => {
		3167	id => "infobox",
		3168	title => "Map Info",
		3169	reply => undef,
		3170	tooltip => "Information related to the maps",
		3171	},
		3172	"c/party" => {
		3173	id => "party",
		3174	title => "Party",
		3175	reply => "gsay ",
		3176	tooltip => "Messages and chat related to your party",
		3177	},
		3178	"c/death" => {
		3179	id => "death",
		3180	title => "Death",
		3181	reply => undef,
		3182	tooltip => "Reason for and more info about your most recent death",
		3183	},
		3184	"c/say" => $SAY_CHANNEL,
		3185	"c/chat" => $CHAT_CHANNEL,
		3186	);
		3187
2439	sub cf::client::send_msg {	3188	sub cf::client::send_msg {
2440	my ($self, $channel, $msg, $color, @extra) = @_;	3189	my ($self, $channel, $msg, $color, @extra) = @_;
2441		3190
2442	$msg = $self->pl->expand_cfpod ($msg);	3191	$msg = $self->pl->expand_cfpod ($msg)
		3192	unless $color & cf::NDI_VERBATIM;
2443		3193
2444	return unless @extra || length $msg;
2445
2446	$color &= ~cf::NDI_UNIQUE; # just in case...	3194	$color &= cf::NDI_CLIENT_MASK; # just in case...
2447		3195
		3196	# check predefined channels, for the benefit of C
		3197	if ($CHANNEL{$channel}) {
		3198	$channel = $CHANNEL{$channel};
		3199
		3200	$self->ext_msg (channel_info => $channel);
		3201	$channel = $channel->{id};
		3202
2448	if (ref $channel) {	3203	} elsif (ref $channel) {
2449	# send meta info to client, if not yet sent	3204	# send meta info to client, if not yet sent
2450	unless (exists $self->{channel}{$channel->{id}}) {	3205	unless (exists $self->{channel}{$channel->{id}}) {
2451	$self->{channel}{$channel->{id}} = $channel;	3206	$self->{channel}{$channel->{id}} = $channel;
2452	$self->ext_event (channel_info => %$channel);	3207	$self->ext_msg (channel_info => $channel);
2453	}	3208	}
2454		3209
2455	$channel = $channel->{id};	3210	$channel = $channel->{id};
2456	}	3211	}
2457		3212
2458	if ($self->can_msg) {	3213	return unless @extra || length $msg;
2459	$self->send_packet ("msg " . $self->{json_coder}->encode ([$color, $channel, $msg, @extra]));
2460	} else {
2461	# replace some tags by gcfclient-compatible ones
2462	for ($msg) {
2463	1 while
2464	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2465	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2466	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2467	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2468	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2469	}
2470		3214
2471	if ($color >= 0) {	3215	# default colour, mask it out
2472	if (0 && $msg =~ /\[/) {	3216	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2473	$self->send_packet ("drawextinfo $color 4 0 $msg")	3217	if $color & cf::NDI_DEF;
2474	} else {
2475	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2476	$self->send_packet ("drawinfo $color $msg")
2477	}
2478	}
2479	}
2480	}
2481		3218
		3219	my $pkt = "msg "
		3220	. $self->{json_coder}->encode (
		3221	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
		3222	);
		3223
		3224	$self->send_big_packet ($pkt);
		3225	}
		3226
2482	=item $client->ext_event ($type, %msg)	3227	=item $client->ext_msg ($type, @msg)
2483		3228
2484	Sends an ext event to the client.	3229	Sends an ext event to the client.
2485		3230
2486	=cut	3231	=cut
2487		3232
2488	sub cf::client::ext_event($$%) {	3233	sub cf::client::ext_msg($$@) {
2489	my ($self, $type, %msg) = @_;	3234	my ($self, $type, @msg) = @_;
2490		3235
		3236	if ($self->extcmd == 2) {
		3237	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		3238	} elsif ($self->extcmd == 1) { # TODO: remove
		3239	push @msg, msgtype => "event_$type";
		3240	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		3241	}
		3242	}
		3243
		3244	=item $client->ext_reply ($msgid, @msg)
		3245
		3246	Sends an ext reply to the client.
		3247
		3248	=cut
		3249
		3250	sub cf::client::ext_reply($$@) {
		3251	my ($self, $id, @msg) = @_;
		3252
2491	return unless $self->extcmd;	3253	return unless $self->extcmd == 2;
2492		3254
2493	$msg{msgtype} = "event_$type";
2494	$self->send_packet ("ext " . $self->{json_coder}->encode (\%msg));	3255	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2495	}	3256	}
2496		3257
2497	=item $success = $client->query ($flags, "text", \&cb)	3258	=item $success = $client->query ($flags, "text", \&cb)
2498		3259
2499	Queues a query to the client, calling the given callback with	3260	Queues a query to the client, calling the given callback with
…		…
2554	my ($ns, $buf) = @_;	3315	my ($ns, $buf) = @_;
2555		3316
2556	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3317	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2557		3318
2558	if (ref $msg) {	3319	if (ref $msg) {
		3320	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
		3321
		3322	my @reply;
		3323
2559	if (my $cb = $EXTICMD{$msg->{msgtype}}) {	3324	if (my $cb = $EXTICMD{$type}) {
2560	if (my %reply = $cb->($ns, $msg)) {	3325	@reply = $cb->($ns, @payload);
2561	$reply{msgid} = $msg->{msgid};
2562	$ns->send ("ext " . $ns->{json_coder}->encode (\%reply));
2563	}
2564	}	3326	}
		3327
		3328	$ns->ext_reply ($reply, @reply)
		3329	if $reply;
		3330
2565	} else {	3331	} else {
2566	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3332	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2567	}	3333	}
2568		3334
2569	cf::override;	3335	cf::override;
2570	},	3336	},
2571	);	3337	);
…		…
2591		3357
2592	$coro	3358	$coro
2593	}	3359	}
2594		3360
2595	cf::client->attach (	3361	cf::client->attach (
2596	on_destroy => sub {	3362	on_client_destroy => sub {
2597	my ($ns) = @_;	3363	my ($ns) = @_;
2598		3364
2599	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3365	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2600	},	3366	},
2601	);	3367	);
…		…
2616	our $safe = new Safe "safe";	3382	our $safe = new Safe "safe";
2617	our $safe_hole = new Safe::Hole;	3383	our $safe_hole = new Safe::Hole;
2618		3384
2619	$SIG{FPE} = 'IGNORE';	3385	$SIG{FPE} = 'IGNORE';
2620		3386
2621	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3387	$safe->permit_only (Opcode::opset qw(
		3388	:base_core :base_mem :base_orig :base_math :base_loop
		3389	grepstart grepwhile mapstart mapwhile
		3390	sort time
		3391	));
2622		3392
2623	# here we export the classes and methods available to script code	3393	# here we export the classes and methods available to script code
2624		3394
2625	=pod	3395	=pod
2626		3396
2627	The following functions and methods are available within a safe environment:	3397	The following functions and methods are available within a safe environment:
2628		3398
2629	cf::object	3399	cf::object
2630	contr pay_amount pay_player map x y force_find force_add	3400	contr pay_amount pay_player map x y force_find force_add destroy
2631	insert remove	3401	insert remove name archname title slaying race decrease split
		3402	value
2632		3403
2633	cf::object::player	3404	cf::object::player
2634	player	3405	player
2635		3406
2636	cf::player	3407	cf::player
…		…
2641		3412
2642	=cut	3413	=cut
2643		3414
2644	for (	3415	for (
2645	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3416	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2646	insert remove)],	3417	insert remove inv nrof name archname title slaying race
		3418	decrease split destroy change_exp value msg lore send_msg)],
2647	["cf::object::player" => qw(player)],	3419	["cf::object::player" => qw(player)],
2648	["cf::player" => qw(peaceful)],	3420	["cf::player" => qw(peaceful send_msg)],
2649	["cf::map" => qw(trigger)],	3421	["cf::map" => qw(trigger)],
2650	) {	3422	) {
2651	no strict 'refs';
2652	my ($pkg, @funs) = @$_;	3423	my ($pkg, @funs) = @$_;
2653	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3424	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2654	for @funs;	3425	for @funs;
2655	}	3426	}
2656		3427
…		…
2671		3442
2672	my $qcode = $code;	3443	my $qcode = $code;
2673	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3444	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2674	$qcode =~ s/\n/\\n/g;	3445	$qcode =~ s/\n/\\n/g;
2675		3446
		3447	%vars = (_dummy => 0) unless %vars;
		3448
		3449	my @res;
2676	local $_;	3450	local $_;
2677	local @safe::cf::_safe_eval_args = values %vars;
2678		3451
2679	my $eval =	3452	my $eval =
2680	"do {\n"	3453	"do {\n"
2681	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3454	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2682	. "#line 0 \"{$qcode}\"\n"	3455	. "#line 0 \"{$qcode}\"\n"
2683	. $code	3456	. $code
2684	. "\n}"	3457	. "\n}"
2685	;	3458	;
2686		3459
		3460	if ($CFG{safe_eval}) {
2687	sub_generation_inc;	3461	sub_generation_inc;
		3462	local @safe::cf::_safe_eval_args = values %vars;
2688	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3463	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2689	sub_generation_inc;	3464	sub_generation_inc;
		3465	} else {
		3466	local @cf::_safe_eval_args = values %vars;
		3467	@res = wantarray ? eval eval : scalar eval $eval;
		3468	}
2690		3469
2691	if ($@) {	3470	if ($@) {
2692	warn "$@";	3471	warn "$@",
2693	warn "while executing safe code '$code'\n";	3472	"while executing safe code '$code'\n",
2694	warn "with arguments " . (join " ", %vars) . "\n";	3473	"with arguments " . (join " ", %vars) . "\n";
2695	}	3474	}
2696		3475
2697	wantarray ? @res : $res[0]	3476	wantarray ? @res : $res[0]
2698	}	3477	}
2699		3478
…		…
2713	=cut	3492	=cut
2714		3493
2715	sub register_script_function {	3494	sub register_script_function {
2716	my ($fun, $cb) = @_;	3495	my ($fun, $cb) = @_;
2717		3496
2718	no strict 'refs';	3497	$fun = "safe::$fun" if $CFG{safe_eval};
2719	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3498	*$fun = $safe_hole->wrap ($cb);
2720	}	3499	}
2721		3500
2722	=back	3501	=back
2723		3502
2724	=cut	3503	=cut
2725		3504
2726	#############################################################################	3505	#############################################################################
2727	# the server's init and main functions	3506	# the server's init and main functions
2728		3507
		3508	our %FACEHASH; # hash => idx, #d# HACK for http server
		3509
2729	sub load_facedata($) {	3510	sub load_facedata($) {
2730	my ($path) = @_;	3511	my ($path) = @_;
2731		3512
		3513	# HACK to clear player env face cache, we need some signal framework
		3514	# for this (global event?)
		3515	%ext::player_env::MUSIC_FACE_CACHE = ();
		3516
		3517	my $enc = JSON::XS->new->utf8->canonical->relaxed;
		3518
2732	warn "loading facedata from $path\n";	3519	trace "loading facedata from $path\n";
2733		3520
2734	my $facedata;	3521	my $facedata = decode_storable load_file $path;
2735	0 < aio_load $path, $facedata
2736	or die "$path: $!";
2737
2738	$facedata = Coro::Storable::thaw $facedata;
2739		3522
2740	$facedata->{version} == 2	3523	$facedata->{version} == 2
2741	or cf::cleanup "$path: version mismatch, cannot proceed.";	3524	or cf::cleanup "$path: version mismatch, cannot proceed.";
2742		3525
		3526	# patch in the exptable
		3527	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
		3528	$facedata->{resource}{"res/exp_table"} = {
		3529	type => FT_RSRC,
		3530	data => $exp_table,
		3531	hash => (Digest::MD5::md5 $exp_table),
		3532	};
		3533	cf::cede_to_tick;
		3534
2743	{	3535	{
2744	my $faces = $facedata->{faceinfo};	3536	my $faces = $facedata->{faceinfo};
2745		3537
2746	while (my ($face, $info) = each %$faces) {	3538	while (my ($face, $info) = each %$faces) {
2747	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3539	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3540
2748	cf::face::set_visibility $idx, $info->{visibility};	3541	cf::face::set_visibility $idx, $info->{visibility};
2749	cf::face::set_magicmap $idx, $info->{magicmap};	3542	cf::face::set_magicmap $idx, $info->{magicmap};
2750	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3543	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2751	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3544	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
		3545	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
		3546	$FACEHASH{$info->{hash64}} = $idx;#d#
2752		3547
2753	cf::cede_to_tick;	3548	cf::cede_to_tick;
2754	}	3549	}
2755		3550
2756	while (my ($face, $info) = each %$faces) {	3551	while (my ($face, $info) = each %$faces) {
2757	next unless $info->{smooth};	3552	next unless $info->{smooth};
		3553
2758	my $idx = cf::face::find $face	3554	my $idx = cf::face::find $face
2759	or next;	3555	or next;
		3556
2760	if (my $smooth = cf::face::find $info->{smooth}) {	3557	if (my $smooth = cf::face::find $info->{smooth}) {
2761	cf::face::set_smooth $idx, $smooth;	3558	cf::face::set_smooth $idx, $smooth;
2762	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3559	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2763	} else {	3560	} else {
2764	warn "smooth face '$info->{smooth}' not found for face '$face'";	3561	error "smooth face '$info->{smooth}' not found for face '$face'";
2765	}	3562	}
2766		3563
2767	cf::cede_to_tick;	3564	cf::cede_to_tick;
2768	}	3565	}
2769	}	3566	}
…		…
2778		3575
2779	cf::anim::invalidate_all; # d'oh	3576	cf::anim::invalidate_all; # d'oh
2780	}	3577	}
2781		3578
2782	{	3579	{
2783	# TODO: for gcfclient pleasure, we should give resources
2784	# that gcfclient doesn't grok a >10000 face index.
2785	my $res = $facedata->{resource};	3580	my $res = $facedata->{resource};
2786	my $enc = JSON::XS->new->utf8->canonical;
2787		3581
2788	while (my ($name, $info) = each %$res) {	3582	while (my ($name, $info) = each %$res) {
2789	my $meta = $enc->encode ({	3583	if (defined (my $type = $info->{type})) {
2790	name => $name,	3584	# TODO: different hash - must free and use new index, or cache ixface data queue
2791	type => $info->{type},
2792	copyright => $info->{copyright}, #TODO#
2793	});
2794
2795	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3585	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2796		3586
2797	if ($name =~ /\.jpg$/) {
2798	cf::face::set_data $idx, 0, $info->{data}, $info->{chksum};#d# temp hack	3587	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
2799	cf::face::set_data $idx, 1, $info->{data}, $info->{chksum};#d# temp hack	3588	cf::face::set_type $idx, $type;
		3589	cf::face::set_meta $idx, $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
		3590	$FACEHASH{$info->{hash}} = $idx;#d#
2800	} else {	3591	} else {
2801	my $data = pack "(w/a*)*", $meta, $info->{data};	3592	# $RESOURCE{$name} = $info; # unused
2802	my $chk = Digest::MD5::md5 "$info->{chksum},$meta"; # mangle data checksum and metadata
2803
2804	cf::face::set_type $idx, 1;
2805	cf::face::set_data $idx, 0, $data, $chk;
2806	}	3593	}
2807		3594
2808	cf::cede_to_tick;	3595	cf::cede_to_tick;
2809	}	3596	}
2810	}	3597	}
2811		3598
		3599	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3600
2812	1	3601	1
2813	}	3602	}
2814		3603
		3604	register_exticmd fx_want => sub {
		3605	my ($ns, $want) = @_;
		3606
		3607	while (my ($k, $v) = each %$want) {
		3608	$ns->fx_want ($k, $v);
		3609	}
		3610	};
		3611
		3612	sub load_resource_file($) {
		3613	my $guard = lock_acquire "load_resource_file";
		3614
		3615	my $status = load_resource_file_ $_[0];
		3616	get_slot 0.1, 100;
		3617	cf::arch::commit_load;
		3618
		3619	$status
		3620	}
		3621
2815	sub reload_regions {	3622	sub reload_regions {
		3623	# HACK to clear player env face cache, we need some signal framework
		3624	# for this (global event?)
		3625	%ext::player_env::MUSIC_FACE_CACHE = ();
		3626
2816	load_resource_file "$MAPDIR/regions"	3627	load_resource_file "$MAPDIR/regions"
2817	or die "unable to load regions file\n";	3628	or die "unable to load regions file\n";
2818		3629
2819	for (cf::region::list) {	3630	for (cf::region::list) {
2820	$_->{match} = qr/$_->{match}/	3631	$_->{match} = qr/$_->{match}/
…		…
2828	}	3639	}
2829		3640
2830	sub reload_archetypes {	3641	sub reload_archetypes {
2831	load_resource_file "$DATADIR/archetypes"	3642	load_resource_file "$DATADIR/archetypes"
2832	or die "unable to load archetypes\n";	3643	or die "unable to load archetypes\n";
2833	#d# NEED to laod twice to resolve forward references
2834	# this really needs to be done in an extra post-pass
2835	# (which needs to be synchronous, so solve it differently)
2836	load_resource_file "$DATADIR/archetypes"
2837	or die "unable to load archetypes\n";
2838	}	3644	}
2839		3645
2840	sub reload_treasures {	3646	sub reload_treasures {
2841	load_resource_file "$DATADIR/treasures"	3647	load_resource_file "$DATADIR/treasures"
2842	or die "unable to load treasurelists\n";	3648	or die "unable to load treasurelists\n";
2843	}	3649	}
2844		3650
		3651	sub reload_sound {
		3652	trace "loading sound config from $DATADIR/sound\n";
		3653
		3654	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3655
		3656	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3657	my $sound = $soundconf->{compat}[$_]
		3658	or next;
		3659
		3660	my $face = cf::face::find "sound/$sound->[1]";
		3661	cf::sound::set $sound->[0] => $face;
		3662	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3663	}
		3664
		3665	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3666	my $face = cf::face::find "sound/$v";
		3667	cf::sound::set $k => $face;
		3668	}
		3669	}
		3670
2845	sub reload_resources {	3671	sub reload_resources {
2846	warn "reloading resource files...\n";	3672	trace "reloading resource files...\n";
2847		3673
		3674	reload_exp_table;
		3675	reload_materials;
		3676	reload_facedata;
		3677	reload_sound;
		3678	reload_archetypes;
2848	reload_regions;	3679	reload_regions;
2849	reload_facedata;
2850	#reload_archetypes;#d#
2851	reload_archetypes;
2852	reload_treasures;	3680	reload_treasures;
2853		3681
2854	warn "finished reloading resource files\n";	3682	trace "finished reloading resource files\n";
2855	}	3683	}
2856		3684
2857	sub init {	3685	sub reload_config {
2858	reload_resources;	3686	trace "reloading config file...\n";
2859	}
2860		3687
2861	sub cfg_load {	3688	my $config = load_file "$CONFDIR/config";
2862	open my $fh, "<:utf8", "$CONFDIR/config"	3689	utf8::decode $config;
2863	or return;	3690	*CFG = decode_yaml $config;
2864		3691
2865	local $/;
2866	*CFG = YAML::Syck::Load <$fh>;
2867
2868	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3692	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
2869		3693
2870	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3694	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2871	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3695	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
2872		3696
2873	if (exists $CFG{mlockall}) {	3697	if (exists $CFG{mlockall}) {
…		…
2877	};	3701	};
2878	warn $@ if $@;	3702	warn $@ if $@;
2879	}	3703	}
2880	}	3704	}
2881		3705
		3706	sub pidfile() {
		3707	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3708	or die "$PIDFILE: $!";
		3709	flock $fh, &Fcntl::LOCK_EX
		3710	or die "$PIDFILE: flock: $!";
		3711	$fh
		3712	}
		3713
		3714	# make sure only one server instance is running at any one time
		3715	sub atomic {
		3716	my $fh = pidfile;
		3717
		3718	my $pid = <$fh>;
		3719	kill 9, $pid if $pid > 0;
		3720
		3721	seek $fh, 0, 0;
		3722	print $fh $$;
		3723	}
		3724
		3725	sub main_loop {
		3726	trace "EV::loop starting\n";
		3727	if (1) {
		3728	EV::loop;
		3729	}
		3730	trace "EV::loop returned\n";
		3731	goto &main_loop unless $REALLY_UNLOOP;
		3732	}
		3733
2882	sub main {	3734	sub main {
		3735	cf::init_globals; # initialise logging
		3736
		3737	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3738	LOG llevInfo, "Copyright (C) 2005-2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3739	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3740	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3741
		3742	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3743
2883	# we must not ever block the main coroutine	3744	# we must not ever block the main coroutine
2884	local $Coro::idle = sub {	3745	local $Coro::idle = sub {
2885	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3746	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2886	(async {	3747	(async {
2887	Event::one_event;	3748	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3749	EV::loop EV::LOOP_ONESHOT;
2888	})->prio (Coro::PRIO_MAX);	3750	})->prio (Coro::PRIO_MAX);
2889	};	3751	};
2890		3752
2891	cfg_load;	3753	evthread_start IO::AIO::poll_fileno;
		3754
		3755	cf::sync_job {
		3756	cf::incloader::init ();
		3757
		3758	cf::init_anim;
		3759	cf::init_attackmess;
		3760	cf::init_dynamic;
		3761
		3762	cf::load_settings;
		3763
		3764	reload_resources;
		3765	reload_config;
2892	db_init;	3766	db_init;
		3767
		3768	cf::init_uuid;
		3769	cf::init_signals;
		3770	cf::init_skills;
		3771
		3772	cf::init_beforeplay;
		3773
		3774	atomic;
		3775
2893	load_extensions;	3776	load_extensions;
2894		3777
2895	$TICK_WATCHER->start;	3778	utime time, time, $RUNTIMEFILE;
2896	Event::loop;	3779
		3780	# no (long-running) fork's whatsoever before this point(!)
		3781	use POSIX ();
		3782	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3783
		3784	cf::_post_init 0;
		3785	};
		3786
		3787	cf::object::thawer::errors_are_fatal 0;
		3788	info "parse errors in files are no longer fatal from this point on.\n";
		3789
		3790	AE::postpone {
		3791	undef &main; # free gobs of memory :)
		3792	};
		3793
		3794	goto &main_loop;
2897	}	3795	}
2898		3796
2899	#############################################################################	3797	#############################################################################
2900	# initialisation and cleanup	3798	# initialisation and cleanup
2901		3799
2902	# install some emergency cleanup handlers	3800	# install some emergency cleanup handlers
2903	BEGIN {	3801	BEGIN {
		3802	our %SIGWATCHER = ();
2904	for my $signal (qw(INT HUP TERM)) {	3803	for my $signal (qw(INT HUP TERM)) {
2905	Event->signal (	3804	$SIGWATCHER{$signal} = AE::signal $signal, sub {
2906	reentrant => 0,
2907	data => WF_AUTOCANCEL,
2908	signal => $signal,
2909	prio => 0,
2910	cb => sub {
2911	cf::cleanup "SIG$signal";	3805	cf::cleanup "SIG$signal";
2912	},
2913	);	3806	};
2914	}	3807	}
2915	}	3808	}
2916		3809
2917	sub write_runtime {	3810	sub write_runtime_sync {
2918	my $runtime = "$LOCALDIR/runtime";	3811	my $t0 = AE::time;
2919		3812
2920	# first touch the runtime file to show we are still running:	3813	# first touch the runtime file to show we are still running:
2921	# the fsync below can take a very very long time.	3814	# the fsync below can take a very very long time.
2922		3815
2923	IO::AIO::aio_utime $runtime, undef, undef;	3816	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
2924		3817
2925	my $guard = cf::lock_acquire "write_runtime";	3818	my $guard = cf::lock_acquire "write_runtime";
2926		3819
2927	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3820	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
2928	or return;	3821	or return;
2929		3822
2930	my $value = $cf::RUNTIME + 90 + 10;	3823	my $value = $cf::RUNTIME + 90 + 10;
2931	# 10 is the runtime save interval, for a monotonic clock	3824	# 10 is the runtime save interval, for a monotonic clock
2932	# 60 allows for the watchdog to kill the server.	3825	# 60 allows for the watchdog to kill the server.
…		…
2942	aio_utime $fh, undef, undef;	3835	aio_utime $fh, undef, undef;
2943		3836
2944	close $fh	3837	close $fh
2945	or return;	3838	or return;
2946		3839
2947	aio_rename "$runtime~", $runtime	3840	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
2948	and return;	3841	and return;
2949		3842
2950	warn "runtime file written.\n";	3843	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
2951		3844
2952	1	3845	1
		3846	}
		3847
		3848	our $uuid_lock;
		3849	our $uuid_skip;
		3850
		3851	sub write_uuid_sync($) {
		3852	$uuid_skip ||= $_[0];
		3853
		3854	return if $uuid_lock;
		3855	local $uuid_lock = 1;
		3856
		3857	my $uuid = "$LOCALDIR/uuid";
		3858
		3859	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3860	or return;
		3861
		3862	my $value = uuid_seq uuid_cur;
		3863
		3864	unless ($value) {
		3865	info "cowardly refusing to write zero uuid value!\n";
		3866	return;
		3867	}
		3868
		3869	my $value = uuid_str $value + $uuid_skip;
		3870	$uuid_skip = 0;
		3871
		3872	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3873	and return;
		3874
		3875	# always fsync - this file is important
		3876	aio_fsync $fh
		3877	and return;
		3878
		3879	close $fh
		3880	or return;
		3881
		3882	aio_rename "$uuid~", $uuid
		3883	and return;
		3884
		3885	trace "uuid file written ($value).\n";
		3886
		3887	1
		3888
		3889	}
		3890
		3891	sub write_uuid($$) {
		3892	my ($skip, $sync) = @_;
		3893
		3894	$sync ? write_uuid_sync $skip
		3895	: async { write_uuid_sync $skip };
2953	}	3896	}
2954		3897
2955	sub emergency_save() {	3898	sub emergency_save() {
2956	my $freeze_guard = cf::freeze_mainloop;	3899	my $freeze_guard = cf::freeze_mainloop;
2957		3900
2958	warn "enter emergency perl save\n";	3901	info "emergency_perl_save: enter\n";
		3902
		3903	# this is a trade-off: we want to be very quick here, so
		3904	# save all maps without fsync, and later call a global sync
		3905	# (which in turn might be very very slow)
		3906	local $USE_FSYNC = 0;
2959		3907
2960	cf::sync_job {	3908	cf::sync_job {
		3909	cf::write_runtime_sync; # external watchdog should not bark
		3910
2961	# use a peculiar iteration method to avoid tripping on perl	3911	# use a peculiar iteration method to avoid tripping on perl
2962	# refcount bugs in for. also avoids problems with players	3912	# refcount bugs in for. also avoids problems with players
2963	# and maps saved/destroyed asynchronously.	3913	# and maps saved/destroyed asynchronously.
2964	warn "begin emergency player save\n";	3914	info "emergency_perl_save: begin player save\n";
2965	for my $login (keys %cf::PLAYER) {	3915	for my $login (keys %cf::PLAYER) {
2966	my $pl = $cf::PLAYER{$login} or next;	3916	my $pl = $cf::PLAYER{$login} or next;
2967	$pl->valid or next;	3917	$pl->valid or next;
		3918	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
2968	$pl->save;	3919	$pl->save;
2969	}	3920	}
2970	warn "end emergency player save\n";	3921	info "emergency_perl_save: end player save\n";
2971		3922
2972	warn "begin emergency map save\n";	3923	cf::write_runtime_sync; # external watchdog should not bark
		3924
		3925	info "emergency_perl_save: begin map save\n";
2973	for my $path (keys %cf::MAP) {	3926	for my $path (keys %cf::MAP) {
2974	my $map = $cf::MAP{$path} or next;	3927	my $map = $cf::MAP{$path} or next;
2975	$map->valid or next;	3928	$map->valid or next;
2976	$map->save;	3929	$map->save;
2977	}	3930	}
2978	warn "end emergency map save\n";	3931	info "emergency_perl_save: end map save\n";
2979		3932
2980	warn "begin emergency database checkpoint\n";	3933	cf::write_runtime_sync; # external watchdog should not bark
		3934
		3935	info "emergency_perl_save: begin database checkpoint\n";
2981	BDB::db_env_txn_checkpoint $DB_ENV;	3936	BDB::db_env_txn_checkpoint $DB_ENV;
2982	warn "end emergency database checkpoint\n";	3937	info "emergency_perl_save: end database checkpoint\n";
		3938
		3939	info "emergency_perl_save: begin write uuid\n";
		3940	write_uuid_sync 1;
		3941	info "emergency_perl_save: end write uuid\n";
		3942
		3943	cf::write_runtime_sync; # external watchdog should not bark
		3944
		3945	trace "emergency_perl_save: syncing database to disk";
		3946	BDB::db_env_txn_checkpoint $DB_ENV;
		3947
		3948	info "emergency_perl_save: starting sync\n";
		3949	IO::AIO::aio_sync sub {
		3950	info "emergency_perl_save: finished sync\n";
		3951	};
		3952
		3953	cf::write_runtime_sync; # external watchdog should not bark
		3954
		3955	trace "emergency_perl_save: flushing outstanding aio requests";
		3956	while (IO::AIO::nreqs || BDB::nreqs) {
		3957	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		3958	}
		3959
		3960	cf::write_runtime_sync; # external watchdog should not bark
2983	};	3961	};
2984		3962
2985	warn "leave emergency perl save\n";	3963	info "emergency_perl_save: leave\n";
2986	}	3964	}
2987		3965
2988	sub post_cleanup {	3966	sub post_cleanup {
2989	my ($make_core) = @_;	3967	my ($make_core) = @_;
2990		3968
		3969	IO::AIO::flush;
		3970
2991	warn Carp::longmess "post_cleanup backtrace"	3971	error Carp::longmess "post_cleanup backtrace"
2992	if $make_core;	3972	if $make_core;
		3973
		3974	my $fh = pidfile;
		3975	unlink $PIDFILE if <$fh> == $$;
		3976	}
		3977
		3978	# a safer delete_package, copied from Symbol
		3979	sub clear_package($) {
		3980	my $pkg = shift;
		3981
		3982	# expand to full symbol table name if needed
		3983	unless ($pkg =~ /^main::.*::$/) {
		3984	$pkg = "main$pkg" if $pkg =~ /^::/;
		3985	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3986	$pkg .= '::' unless $pkg =~ /::$/;
		3987	}
		3988
		3989	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3990	my $stem_symtab = *{$stem}{HASH};
		3991
		3992	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3993	or return;
		3994
		3995	# clear all symbols
		3996	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3997	for my $name (keys %$leaf_symtab) {
		3998	_gv_clear *{"$pkg$name"};
		3999	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		4000	}
2993	}	4001	}
2994		4002
2995	sub do_reload_perl() {	4003	sub do_reload_perl() {
2996	# can/must only be called in main	4004	# can/must only be called in main
2997	if ($Coro::current != $Coro::main) {	4005	unless (in_main) {
2998	warn "can only reload from main coroutine";	4006	error "can only reload from main coroutine";
2999	return;	4007	return;
3000	}	4008	}
3001		4009
3002	warn "reloading...";	4010	return if $RELOAD++;
3003		4011
3004	warn "entering sync_job";	4012	my $t1 = AE::time;
3005		4013
		4014	while ($RELOAD) {
		4015	cf::get_slot 0.1, -1, "reload_perl";
		4016	info "perl_reload: reloading...";
		4017
		4018	trace "perl_reload: entering sync_job";
		4019
3006	cf::sync_job {	4020	cf::sync_job {
3007	cf::write_runtime; # external watchdog should not bark
3008	cf::emergency_save;	4021	#cf::emergency_save;
3009	cf::write_runtime; # external watchdog should not bark
3010		4022
3011	warn "syncing database to disk";
3012	BDB::db_env_txn_checkpoint $DB_ENV;
3013
3014	# if anything goes wrong in here, we should simply crash as we already saved
3015
3016	warn "cancelling all WF_AUTOCANCEL watchers";
3017	for (Event::all_watchers) {
3018	$_->cancel if $_->data & WF_AUTOCANCEL;
3019	}
3020
3021	warn "flushing outstanding aio requests";
3022	for (;;) {
3023	BDB::flush;
3024	IO::AIO::flush;
3025	Coro::cede;
3026	last unless IO::AIO::nreqs || BDB::nreqs;
3027	warn "iterate...";
3028	}
3029
3030	++$RELOAD;
3031
3032	warn "cancelling all extension coros";	4023	trace "perl_reload: cancelling all extension coros";
3033	$_->cancel for values %EXT_CORO;	4024	$_->cancel for values %EXT_CORO;
3034	%EXT_CORO = ();	4025	%EXT_CORO = ();
3035		4026
3036	warn "removing commands";	4027	trace "perl_reload: removing commands";
3037	%COMMAND = ();	4028	%COMMAND = ();
3038		4029
3039	warn "removing ext/exti commands";	4030	trace "perl_reload: removing ext/exti commands";
3040	%EXTCMD = ();	4031	%EXTCMD = ();
3041	%EXTICMD = ();	4032	%EXTICMD = ();
3042		4033
3043	warn "unloading/nuking all extensions";	4034	trace "perl_reload: unloading/nuking all extensions";
3044	for my $pkg (@EXTS) {	4035	for my $pkg (@EXTS) {
3045	warn "... unloading $pkg";	4036	trace "... unloading $pkg";
3046		4037
3047	if (my $cb = $pkg->can ("unload")) {	4038	if (my $cb = $pkg->can ("unload")) {
3048	eval {	4039	eval {
3049	$cb->($pkg);	4040	$cb->($pkg);
3050	1	4041	1
3051	} or warn "$pkg unloaded, but with errors: $@";	4042	} or error "$pkg unloaded, but with errors: $@";
		4043	}
		4044
		4045	trace "... clearing $pkg";
		4046	clear_package $pkg;
3052	}	4047	}
3053		4048
3054	warn "... nuking $pkg";
3055	Symbol::delete_package $pkg;
3056	}
3057
3058	warn "unloading all perl modules loaded from $LIBDIR";	4049	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3059	while (my ($k, $v) = each %INC) {	4050	while (my ($k, $v) = each %INC) {
3060	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4051	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3061		4052
3062	warn "... unloading $k";	4053	trace "... unloading $k";
3063	delete $INC{$k};	4054	delete $INC{$k};
3064		4055
3065	$k =~ s/\.pm$//;	4056	$k =~ s/\.pm$//;
3066	$k =~ s/\//::/g;	4057	$k =~ s/\//::/g;
3067		4058
3068	if (my $cb = $k->can ("unload_module")) {	4059	if (my $cb = $k->can ("unload_module")) {
3069	$cb->();	4060	$cb->();
		4061	}
		4062
		4063	clear_package $k;
3070	}	4064	}
3071		4065
3072	Symbol::delete_package $k;
3073	}
3074
3075	warn "getting rid of safe::, as good as possible";	4066	trace "perl_reload: getting rid of safe::, as good as possible";
3076	Symbol::delete_package "safe::$_"	4067	clear_package "safe::$_"
3077	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4068	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3078		4069
3079	warn "unloading cf.pm \"a bit\"";	4070	trace "perl_reload: unloading cf.pm \"a bit\"";
3080	delete $INC{"cf.pm"};	4071	delete $INC{"cf.pm"};
3081	delete $INC{"cf/pod.pm"};	4072	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3082		4073
3083	# don't, removes xs symbols, too,	4074	# don't, removes xs symbols, too,
3084	# and global variables created in xs	4075	# and global variables created in xs
3085	#Symbol::delete_package __PACKAGE__;	4076	#clear_package __PACKAGE__;
3086		4077
3087	warn "unload completed, starting to reload now";	4078	info "perl_reload: unload completed, starting to reload now";
3088		4079
3089	warn "reloading cf.pm";	4080	trace "perl_reload: reloading cf.pm";
3090	require cf;	4081	require cf;
3091	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4082	cf::_connect_to_perl_1;
3092		4083
3093	warn "loading config and database again";	4084	trace "perl_reload: loading config and database again";
3094	cf::cfg_load;	4085	cf::reload_config;
3095		4086
3096	warn "loading extensions";	4087	trace "perl_reload: loading extensions";
3097	cf::load_extensions;	4088	cf::load_extensions;
3098		4089
		4090	if ($REATTACH_ON_RELOAD) {
3099	warn "reattaching attachments to objects/players";	4091	trace "perl_reload: reattaching attachments to objects/players";
3100	_global_reattach; # objects, sockets	4092	_global_reattach; # objects, sockets
3101	warn "reattaching attachments to maps";	4093	trace "perl_reload: reattaching attachments to maps";
3102	reattach $_ for values %MAP;	4094	reattach $_ for values %MAP;
3103	warn "reattaching attachments to players";	4095	trace "perl_reload: reattaching attachments to players";
3104	reattach $_ for values %PLAYER;	4096	reattach $_ for values %PLAYER;
		4097	}
3105		4098
3106	warn "leaving sync_job";	4099	cf::_post_init 1;
3107		4100
		4101	trace "perl_reload: leaving sync_job";
		4102
3108	1	4103	1
3109	} or do {	4104	} or do {
3110	warn $@;	4105	error $@;
3111	warn "error while reloading, exiting.";	4106	cf::cleanup "perl_reload: error, exiting.";
3112	exit 1;	4107	};
		4108
		4109	--$RELOAD;
3113	};	4110	}
3114		4111
3115	warn "reloaded";	4112	$t1 = AE::time - $t1;
		4113	info "perl_reload: completed in ${t1}s\n";
3116	};	4114	};
3117		4115
3118	our $RELOAD_WATCHER; # used only during reload	4116	our $RELOAD_WATCHER; # used only during reload
3119		4117
3120	sub reload_perl() {	4118	sub reload_perl() {
3121	# doing reload synchronously and two reloads happen back-to-back,	4119	# doing reload synchronously and two reloads happen back-to-back,
3122	# coro crashes during coro_state_free->destroy here.	4120	# coro crashes during coro_state_free->destroy here.
3123		4121
3124	$RELOAD_WATCHER ||= Event->timer (	4122	$RELOAD_WATCHER ||= cf::async {
3125	reentrant => 0,	4123	Coro::AIO::aio_wait cache_extensions;
3126	after => 0,	4124
3127	data => WF_AUTOCANCEL,	4125	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3128	cb => sub {
3129	do_reload_perl;	4126	do_reload_perl;
3130	undef $RELOAD_WATCHER;	4127	undef $RELOAD_WATCHER;
3131	},	4128	};
3132	);	4129	};
3133	}	4130	}
3134		4131
3135	register_command "reload" => sub {	4132	register_command "reload" => sub {
3136	my ($who, $arg) = @_;	4133	my ($who, $arg) = @_;
3137		4134
3138	if ($who->flag (FLAG_WIZ)) {	4135	if ($who->flag (FLAG_WIZ)) {
3139	$who->message ("reloading server.");	4136	$who->message ("reloading server.");
		4137	async {
		4138	$Coro::current->{desc} = "perl_reload";
3140	async { reload_perl };	4139	reload_perl;
		4140	};
3141	}	4141	}
3142	};	4142	};
3143		4143
3144	unshift @INC, $LIBDIR;	4144	#############################################################################
3145		4145
3146	my $bug_warning = 0;	4146	my $bug_warning = 0;
3147		4147
3148	our @WAIT_FOR_TICK;
3149	our @WAIT_FOR_TICK_BEGIN;
3150
3151	sub wait_for_tick {	4148	sub wait_for_tick() {
3152	return unless $TICK_WATCHER->is_active;	4149	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3153	return if $Coro::current == $Coro::main;
3154		4150
3155	my $signal = new Coro::Signal;	4151	$WAIT_FOR_TICK->wait;
3156	push @WAIT_FOR_TICK, $signal;
3157	$signal->wait;
3158	}	4152	}
3159		4153
3160	sub wait_for_tick_begin {	4154	sub wait_for_tick_begin() {
3161	return unless $TICK_WATCHER->is_active;	4155	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3162	return if $Coro::current == $Coro::main;
3163		4156
3164	my $signal = new Coro::Signal;	4157	my $signal = new Coro::Signal;
3165	push @WAIT_FOR_TICK_BEGIN, $signal;	4158	push @WAIT_FOR_TICK_BEGIN, $signal;
3166	$signal->wait;	4159	$signal->wait;
3167	}	4160	}
3168		4161
3169	my $min = 1e6;#d#	4162	sub tick {
3170	my $avg = 10;
3171	$TICK_WATCHER = Event->timer (
3172	reentrant => 0,
3173	parked => 1,
3174	prio => 0,
3175	at => $NEXT_TICK || $TICK,
3176	data => WF_AUTOCANCEL,
3177	cb => sub {
3178	if ($Coro::current != $Coro::main) {	4163	if ($Coro::current != $Coro::main) {
3179	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4164	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3180	unless ++$bug_warning > 10;	4165	unless ++$bug_warning > 10;
3181	return;	4166	return;
3182	}	4167	}
3183		4168
3184	$NOW = $tick_start = Event::time;	4169	cf::one_tick; # one server iteration
3185		4170
3186	cf::server_tick; # one server iteration	4171	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3187		4172
3188	0 && sync_job {#d#	4173	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3189	for(1..10) {	4174	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3190	my $t = Event::time;	4175	Coro::async_pool {
3191	my $map = my $map = new_from_path cf::map "/tmp/x.map"	4176	$Coro::current->{desc} = "runtime saver";
3192	or die;	4177	write_runtime_sync
3193		4178	or error "ERROR: unable to write runtime file: $!";
3194	$map->width (50);
3195	$map->height (50);
3196	$map->alloc;
3197	$map->_load_objects ("/tmp/x.map", 1);
3198	my $t = Event::time - $t;
3199
3200	#next unless $t < 0.0013;#d#
3201	if ($t < $min) {
3202	$min = $t;
3203	}
3204	$avg = $avg * 0.99 + $t * 0.01;
3205	}
3206	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3207	exit 0;
3208	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3209	};	4179	};
		4180	}
3210		4181
3211	$RUNTIME += $TICK;
3212	$NEXT_TICK += $TICK;
3213
3214	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3215	$NEXT_RUNTIME_WRITE = $NOW + 10;
3216	Coro::async_pool {
3217	write_runtime
3218	or warn "ERROR: unable to write runtime file: $!";
3219	};
3220	}
3221
3222	# my $AFTER = Event::time;
3223	# warn $AFTER - $NOW;#d#
3224
3225	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4182	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3226	$sig->send;	4183	$sig->send;
3227	}	4184	}
3228	while (my $sig = shift @WAIT_FOR_TICK) {	4185	$WAIT_FOR_TICK->broadcast;
3229	$sig->send;
3230	}
3231		4186
3232	$NOW = Event::time;	4187	$LOAD = ($NOW - $TICK_START) / $TICK;
3233
3234	# if we are delayed by four ticks or more, skip them all
3235	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3236
3237	$TICK_WATCHER->at ($NEXT_TICK);
3238	$TICK_WATCHER->start;
3239
3240	$LOAD = ($NOW - $tick_start) / $TICK;
3241	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4188	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3242		4189
3243	_post_tick;	4190	if (0) {
3244		4191	if ($NEXT_TICK) {
3245		4192	my $jitter = $TICK_START - $NEXT_TICK;
		4193	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4194	debug "jitter $JITTER\n";#d#
		4195	}
3246	},	4196	}
3247	);	4197	}
3248		4198
3249	{	4199	{
3250	BDB::max_poll_time $TICK * 0.1;	4200	# configure BDB
3251	$BDB_POLL_WATCHER = Event->io (	4201
3252	reentrant => 0,
3253	fd => BDB::poll_fileno,
3254	poll => 'r',
3255	prio => 0,
3256	data => WF_AUTOCANCEL,
3257	cb => \&BDB::poll_cb,
3258	);
3259	BDB::min_parallel 8;	4202	BDB::min_parallel 16;
3260		4203	BDB::max_poll_reqs $TICK * 0.1;
3261	BDB::set_sync_prepare {	4204	#$AnyEvent::BDB::WATCHER->priority (1);
3262	my $status;
3263	my $current = $Coro::current;
3264	(
3265	sub {
3266	$status = $!;
3267	$current->ready; undef $current;
3268	},
3269	sub {
3270	Coro::schedule while defined $current;
3271	$! = $status;
3272	},
3273	)
3274	};
3275		4205
3276	unless ($DB_ENV) {	4206	unless ($DB_ENV) {
3277	$DB_ENV = BDB::db_env_create;	4207	$DB_ENV = BDB::db_env_create;
		4208	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		4209	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4210	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		4211	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		4212	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3278		4213
3279	cf::sync_job {	4214	cf::sync_job {
3280	eval {	4215	eval {
3281	BDB::db_env_open	4216	BDB::db_env_open
3282	$DB_ENV,	4217	$DB_ENV,
…		…
3284	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4219	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3285	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4220	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3286	0666;	4221	0666;
3287		4222
3288	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4223	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3289
3290	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3291	$DB_ENV->set_lk_detect;
3292	};	4224	};
3293		4225
3294	cf::cleanup "db_env_open(db): $@" if $@;	4226	cf::cleanup "db_env_open(db): $@" if $@;
3295	};	4227	};
3296	}	4228	}
		4229
		4230	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		4231	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		4232	};
		4233	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		4234	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		4235	};
		4236	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		4237	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		4238	};
3297	}	4239	}
3298		4240
3299	{	4241	{
		4242	# configure IO::AIO
		4243
3300	IO::AIO::min_parallel 8;	4244	IO::AIO::min_parallel 8;
3301
3302	undef $Coro::AIO::WATCHER;
3303	IO::AIO::max_poll_time $TICK * 0.1;	4245	IO::AIO::max_poll_time $TICK * 0.1;
3304	$AIO_POLL_WATCHER = Event->io (	4246	undef $AnyEvent::AIO::WATCHER;
3305	reentrant => 0,
3306	data => WF_AUTOCANCEL,
3307	fd => IO::AIO::poll_fileno,
3308	poll => 'r',
3309	prio => 6,
3310	cb => \&IO::AIO::poll_cb,
3311	);
3312	}	4247	}
3313		4248
3314	my $_log_backtrace;	4249	our $_log_backtrace;
		4250	our $_log_backtrace_last;
3315		4251
3316	sub _log_backtrace {	4252	sub _log_backtrace {
3317	my ($msg, @addr) = @_;	4253	my ($msg, @addr) = @_;
3318		4254
3319	$msg =~ s/\n//;	4255	$msg =~ s/\n$//;
3320		4256
		4257	if ($_log_backtrace_last eq $msg) {
		4258	LOG llevInfo, "[ABT] $msg\n";
		4259	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3321	# limit the # of concurrent backtraces	4260	# limit the # of concurrent backtraces
3322	if ($_log_backtrace < 2) {	4261	} elsif ($_log_backtrace < 2) {
		4262	$_log_backtrace_last = $msg;
3323	++$_log_backtrace;	4263	++$_log_backtrace;
		4264	my $perl_bt = Carp::longmess $msg;
3324	async {	4265	async {
		4266	$Coro::current->{desc} = "abt $msg";
		4267
3325	my @bt = fork_call {	4268	my @bt = fork_call {
3326	@addr = map { sprintf "%x", $_ } @addr;	4269	@addr = map { sprintf "%x", $_ } @addr;
3327	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4270	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3328	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4271	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3329	or die "addr2line: $!";	4272	or die "addr2line: $!";
…		…
3337	}	4280	}
3338		4281
3339	@funcs	4282	@funcs
3340	};	4283	};
3341		4284
3342	LOG llevInfo, "[ABT] $msg\n";	4285	LOG llevInfo, "[ABT] $perl_bt\n";
		4286	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3343	LOG llevInfo, "[ABT] $_\n" for @bt;	4287	LOG llevInfo, "[ABT] $_\n" for @bt;
3344	--$_log_backtrace;	4288	--$_log_backtrace;
3345	};	4289	};
3346	} else {	4290	} else {
3347	LOG llevInfo, "[ABT] $msg\n";	4291	LOG llevInfo, "[ABT] $msg\n";
3348	LOG llevInfo, "[ABT] [suppressed]\n";	4292	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3349	}	4293	}
3350	}	4294	}
3351		4295
3352	# load additional modules	4296	# load additional modules
3353	use cf::pod;	4297	require "cf/$_.pm" for @EXTRA_MODULES;
		4298	cf::_connect_to_perl_2;
3354		4299
3355	END { cf::emergency_save }	4300	END { cf::emergency_save }
3356		4301
3357	1	4302	1
3358		4303

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