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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.362 by root, Mon Sep 10 12:44:06 2007 UTC vs.
Revision 1.587 by root, Wed Oct 31 19:09:47 2012 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008,2009,2010,2011,2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify it under
		7	# the terms of the Affero GNU General Public License as published by the
		8	# Free Software Foundation, either version 3 of the License, or (at your
		9	# option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the Affero GNU General Public License
		17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
		19	#
		20	# The authors can be reached via e-mail to <support@deliantra.net>
		21	#
		22
1	package cf;	23	package cf;
2		24
3	use utf8;	25	use common::sense;
4	use strict;
5		26
6	use Symbol;	27	use Symbol;
7	use List::Util;	28	use List::Util;
8	use Socket;	29	use Socket;
9	use Storable;	30	use EV;
10	use Event;
11	use Opcode;	31	use Opcode;
12	use Safe;	32	use Safe;
13	use Safe::Hole;	33	use Safe::Hole;
		34	use Storable ();
		35	use Carp ();
14		36
		37	use AnyEvent ();
		38	use AnyEvent::IO ();
		39	use AnyEvent::DNS ();
		40
15	use Coro 3.64 ();	41	use Coro ();
16	use Coro::State;	42	use Coro::State;
17	use Coro::Handle;	43	use Coro::Handle;
		44	use Coro::EV;
18	use Coro::Event;	45	use Coro::AnyEvent;
19	use Coro::Timer;	46	use Coro::Timer;
20	use Coro::Signal;	47	use Coro::Signal;
21	use Coro::Semaphore;	48	use Coro::Semaphore;
		49	use Coro::SemaphoreSet;
		50	use Coro::AnyEvent;
22	use Coro::AIO;	51	use Coro::AIO;
		52	use Coro::BDB 1.6;
23	use Coro::Storable;	53	use Coro::Storable;
24	use Coro::Util ();	54	use Coro::Util ();
25		55
		56	use Guard ();
26	use JSON::XS ();	57	use JSON::XS 2.01 ();
27	use BDB ();	58	use BDB ();
28	use Data::Dumper;	59	use Data::Dumper;
29	use Digest::MD5;
30	use Fcntl;	60	use Fcntl;
31	use YAML::Syck ();	61	use YAML::XS ();
32	use IO::AIO 2.32 ();	62	use IO::AIO ();
33	use Time::HiRes;	63	use Time::HiRes;
34	use Compress::LZF;	64	use Compress::LZF;
35	use Digest::MD5 ();	65	use Digest::MD5 ();
		66
		67	AnyEvent::detect;
36		68
37	# configure various modules to our taste	69	# configure various modules to our taste
38	#	70	#
39	$Storable::canonical = 1; # reduce rsync transfers	71	$Storable::canonical = 1; # reduce rsync transfers
40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	72	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		73
		74	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		75
		76	# make sure c-lzf reinitialises itself
		77	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
41	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	78	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42		79
43	$Event::Eval = 1; # no idea why this is required, but it is	80	# strictly for debugging
44		81	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
45	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
46	$YAML::Syck::ImplicitUnicode = 1;
47
48	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
49		82
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	83	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
		84
		85	our @ORIG_INC;
51		86
52	our %COMMAND = ();	87	our %COMMAND = ();
53	our %COMMAND_TIME = ();	88	our %COMMAND_TIME = ();
54		89
55	our @EXTS = (); # list of extension package names	90	our @EXTS = (); # list of extension package names
56	our %EXTCMD = ();	91	our %EXTCMD = ();
57	our %EXTICMD = ();	92	our %EXTICMD = ();
58	our %EXT_CORO = (); # coroutines bound to extensions	93	our %EXT_CORO = (); # coroutines bound to extensions
59	our %EXT_MAP = (); # pluggable maps	94	our %EXT_MAP = (); # pluggable maps
60		95
61	our $RELOAD; # number of reloads so far	96	our $RELOAD; # number of reloads so far, non-zero while in reload
62	our @EVENT;	97	our @EVENT;
		98	our @REFLECT; # set by XS
		99	our %REFLECT; # set by us
63		100
64	our $CONFDIR = confdir;	101	our $CONFDIR = confdir;
		102
65	our $DATADIR = datadir;	103	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	104	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	105	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	106	our $MAPDIR = "$DATADIR/" . mapdir;
		107
69	our $LOCALDIR = localdir;	108	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	109	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	110	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	111	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	112	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	113	our $BDBDIR = "$LOCALDIR/db";
		114	our $PIDFILE = "$LOCALDIR/pid";
		115	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		116
		117	#our %RESOURCE; # unused
		118
		119	our $OUTPUT_RATE_MIN = 3000;
		120	our $OUTPUT_RATE_MAX = 1000000;
		121
		122	our $MAX_LINKS = 32; # how many chained exits to follow
		123	our $VERBOSE_IO = 1;
75		124
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	125	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
77	our $TICK_WATCHER;
78	our $AIO_POLL_WATCHER;
79	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	126	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	127	our $NEXT_TICK;
		128	our $USE_FSYNC = 1; # use fsync to write maps - default on
		129
		130	our $BDB_DEADLOCK_WATCHER;
		131	our $BDB_CHECKPOINT_WATCHER;
		132	our $BDB_TRICKLE_WATCHER;
		133	our $DB_ENV;
		134
		135	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		136
		137	our %CFG;
		138	our %EXT_CFG; # cfgkeyname => [var-ref, defaultvalue]
		139
		140	our $UPTIME; $UPTIME ||= time;
		141	our $RUNTIME = 0;
		142	our $SERVER_TICK = 0;
81	our $NOW;	143	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off
83
84	our $BDB_POLL_WATCHER;
85	our $DB_ENV;
86
87	our %CFG;
88
89	our $UPTIME; $UPTIME ||= time;
90	our $RUNTIME;
91		144
92	our (%PLAYER, %PLAYER_LOADING); # all users	145	our (%PLAYER, %PLAYER_LOADING); # all users
93	our (%MAP, %MAP_LOADING ); # all maps	146	our (%MAP, %MAP_LOADING ); # all maps
94	our $LINK_MAP; # the special {link} map, which is always available	147	our $LINK_MAP; # the special {link} map, which is always available
95		148
96	# used to convert map paths into valid unix filenames by replacing / by ∕	149	# used to convert map paths into valid unix filenames by replacing / by ∕
97	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	150	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
98		151
99	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	152	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
100	our $LOADAVG; # same thing, but with alpha-smoothing	153	our $LOADAVG; # same thing, but with alpha-smoothing
		154	our $JITTER; # average jitter
101	our $tick_start; # for load detecting purposes	155	our $TICK_START; # for load detecting purposes
		156
		157	our @POST_INIT;
		158
		159	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		160	our $REALLY_UNLOOP; # never set to true, please :)
		161
		162	our $WAIT_FOR_TICK = new Coro::Signal;
		163	our @WAIT_FOR_TICK_BEGIN;
102		164
103	binmode STDOUT;	165	binmode STDOUT;
104	binmode STDERR;	166	binmode STDERR;
105		167
106	# read virtual server time, if available	168	# read virtual server time, if available
107	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	169	unless ($RUNTIME || !-e $RUNTIMEFILE) {
108	open my $fh, "<", "$LOCALDIR/runtime"	170	open my $fh, "<", $RUNTIMEFILE
109	or die "unable to read runtime file: $!";	171	or die "unable to read $RUNTIMEFILE file: $!";
110	$RUNTIME = <$fh> + 0.;	172	$RUNTIME = <$fh> + 0.;
111	}	173	}
		174
		175	eval "sub TICK() { $TICK } 1" or die;
112		176
113	mkdir $_	177	mkdir $_
114	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	178	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
115		179
116	our $EMERGENCY_POSITION;	180	our $EMERGENCY_POSITION;
117		181
118	sub cf::map::normalise;	182	sub cf::map::normalise;
119		183
		184	sub in_main() {
		185	$Coro::current == $Coro::main
		186	}
		187
120	#############################################################################	188	#############################################################################
121		189
		190	%REFLECT = ();
		191	for (@REFLECT) {
		192	my $reflect = JSON::XS::decode_json $_;
		193	$REFLECT{$reflect->{class}} = $reflect;
		194	}
		195
		196	# this is decidedly evil
		197	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
		198
		199	#############################################################################
		200
122	=head2 GLOBAL VARIABLES	201	=head2 GLOBAL VARIABLES
123		202
124	=over 4	203	=over 4
125		204
126	=item $cf::UPTIME	205	=item $cf::UPTIME
127		206
128	The timestamp of the server start (so not actually an uptime).	207	The timestamp of the server start (so not actually an "uptime").
		208
		209	=item $cf::SERVER_TICK
		210
		211	An unsigned integer that starts at zero when the server is started and is
		212	incremented on every tick.
		213
		214	=item $cf::NOW
		215
		216	The (real) time of the last (current) server tick - updated before and
		217	after tick processing, so this is useful only as a rough "what time is it
		218	now" estimate.
		219
		220	=item $cf::TICK
		221
		222	The interval between each server tick, in seconds.
129		223
130	=item $cf::RUNTIME	224	=item $cf::RUNTIME
131		225
132	The time this server has run, starts at 0 and is increased by $cf::TICK on	226	The time this server has run, starts at 0 and is increased by $cf::TICK on
133	every server tick.	227	every server tick.
…		…
139	Various directories - "/etc", read-only install directory, perl-library	233	Various directories - "/etc", read-only install directory, perl-library
140	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	234	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
141	unique-items directory, player file directory, random maps directory and	235	unique-items directory, player file directory, random maps directory and
142	database environment.	236	database environment.
143		237
144	=item $cf::NOW
145
146	The time of the last (current) server tick.
147
148	=item $cf::TICK
149
150	The interval between server ticks, in seconds.
151
152	=item $cf::LOADAVG	238	=item $cf::LOADAVG
153		239
154	The current CPU load on the server (alpha-smoothed), as a value between 0	240	The current CPU load on the server (alpha-smoothed), as a value between 0
155	(none) and 1 (overloaded), indicating how much time is spent on processing	241	(none) and 1 (overloaded), indicating how much time is spent on processing
156	objects per tick. Healthy values are < 0.5.	242	objects per tick. Healthy values are < 0.5.
…		…
159		245
160	The raw value load value from the last tick.	246	The raw value load value from the last tick.
161		247
162	=item %cf::CFG	248	=item %cf::CFG
163		249
164	Configuration for the server, loaded from C</etc/crossfire/config>, or	250	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
165	from wherever your confdir points to.	251	from wherever your confdir points to.
166		252
167	=item cf::wait_for_tick, cf::wait_for_tick_begin	253	=item cf::wait_for_tick, cf::wait_for_tick_begin
168		254
169	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	255	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
170	returns directly I<after> the tick processing (and consequently, can only wake one process	256	returns directly I<after> the tick processing (and consequently, can only wake one thread
171	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	257	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
172		258
		259	Note that cf::Wait_for_tick will immediately return when the server is not
		260	ticking, making it suitable for small pauses in threads that need to run
		261	when the server is paused. If that is not applicable (i.e. you I<really>
		262	want to wait, use C<$cf::WAIT_FOR_TICK>).
		263
		264	=item $cf::WAIT_FOR_TICK
		265
		266	Note that C<cf::wait_for_tick> is probably the correct thing to use. This
		267	variable contains a L<Coro::Signal> that is broadcats after every server
		268	tick. Calling C<< ->wait >> on it will suspend the caller until after the
		269	next server tick.
		270
		271	=cut
		272
		273	sub wait_for_tick();
		274	sub wait_for_tick_begin();
		275
173	=item @cf::INVOKE_RESULTS	276	=item @cf::INVOKE_RESULTS
174		277
175	This array contains the results of the last C<invoke ()> call. When	278	This array contains the results of the last C<invoke ()> call. When
176	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	279	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
177	that call.	280	that call.
178		281
		282	=item %cf::REFLECT
		283
		284	Contains, for each (C++) class name, a hash reference with information
		285	about object members (methods, scalars, arrays and flags) and other
		286	metadata, which is useful for introspection.
		287
179	=back	288	=back
180		289
181	=cut	290	=cut
182		291
183	BEGIN {	292	sub error(@) { LOG llevError, join "", @_ }
184	*CORE::GLOBAL::warn = sub {	293	sub warn (@) { LOG llevWarn , join "", @_ }
		294	sub info (@) { LOG llevInfo , join "", @_ }
		295	sub debug(@) { LOG llevDebug, join "", @_ }
		296	sub trace(@) { LOG llevTrace, join "", @_ }
		297
		298	$Coro::State::WARNHOOK = sub {
185	my $msg = join "", @_;	299	my $msg = join "", @_;
186		300
187	$msg .= "\n"	301	$msg .= "\n"
188	unless $msg =~ /\n$/;	302	unless $msg =~ /\n$/;
189		303
190	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	304	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
191		305
192	LOG llevError, $msg;	306	LOG llevWarn, $msg;
193	};	307	};
194	}	308
		309	$Coro::State::DIEHOOK = sub {
		310	return unless $^S eq 0; # "eq", not "=="
		311
		312	error Carp::longmess $_[0];
		313
		314	if (in_main) {#d#
		315	error "DIEHOOK called in main context, Coro bug?\n";#d#
		316	return;#d#
		317	}#d#
		318
		319	# kill coroutine otherwise
		320	Coro::terminate
		321	};
195		322
196	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	323	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
197	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	324	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
198	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	325	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
199	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	326	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
206	for my $pkg (qw(	333	for my $pkg (qw(
207	cf::global cf::attachable	334	cf::global cf::attachable
208	cf::object cf::object::player	335	cf::object cf::object::player
209	cf::client cf::player	336	cf::client cf::player
210	cf::arch cf::living	337	cf::arch cf::living
		338	cf::map cf::mapspace
211	cf::map cf::party cf::region	339	cf::party cf::region
212	)) {	340	)) {
213	no strict 'refs';
214	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	341	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
215	}	342	}
216		343
217	$Event::DIED = sub {	344	$EV::DIED = sub {
218	warn "error in event callback: @_";	345	warn "error in event callback: $@";
219	};	346	};
		347
		348	#############################################################################
		349
		350	sub fork_call(&@);
		351	sub get_slot($;$$);
220		352
221	#############################################################################	353	#############################################################################
222		354
223	=head2 UTILITY FUNCTIONS	355	=head2 UTILITY FUNCTIONS
224		356
…		…
245	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	377	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
246	$d	378	$d
247	} || "[unable to dump $_[0]: '$@']";	379	} || "[unable to dump $_[0]: '$@']";
248	}	380	}
249		381
		382	=item $scalar = cf::load_file $path
		383
		384	Loads the given file from path and returns its contents. Croaks on error
		385	and can block.
		386
		387	=cut
		388
		389	sub load_file($) {
		390	0 <= aio_load $_[0], my $data
		391	or Carp::croak "$_[0]: $!";
		392
		393	$data
		394	}
		395
		396	=item $success = cf::replace_file $path, $data, $sync
		397
		398	Atomically replaces the file at the given $path with new $data, and
		399	optionally $sync the data to disk before replacing the file.
		400
		401	=cut
		402
		403	sub replace_file($$;$) {
		404	my ($path, $data, $sync) = @_;
		405
		406	my $lock = cf::lock_acquire ("replace_file:$path");
		407
		408	my $fh = aio_open "$path~", Fcntl::O_WRONLY | Fcntl::O_CREAT | Fcntl::O_TRUNC, 0644
		409	or return;
		410
		411	$data = $data->() if ref $data;
		412
		413	length $data == aio_write $fh, 0, (length $data), $data, 0
		414	or return;
		415
		416	!$sync
		417	or !aio_fsync $fh
		418	or return;
		419
		420	aio_close $fh
		421	and return;
		422
		423	aio_rename "$path~", $path
		424	and return;
		425
		426	if ($sync) {
		427	$path =~ s%/[^/]*$%%;
		428	aio_pathsync $path;
		429	}
		430
		431	1
		432	}
		433
250	=item $ref = cf::from_json $json	434	=item $ref = cf::decode_json $json
251		435
252	Converts a JSON string into the corresponding perl data structure.	436	Converts a JSON string into the corresponding perl data structure.
253		437
254	=item $json = cf::to_json $ref	438	=item $json = cf::encode_json $ref
255		439
256	Converts a perl data structure into its JSON representation.	440	Converts a perl data structure into its JSON representation.
257		441
258	=cut	442	=cut
259		443
260	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	444	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
261		445
262	sub to_json ($) { $json_coder->encode ($_[0]) }	446	sub encode_json($) { $json_coder->encode ($_[0]) }
263	sub from_json ($) { $json_coder->decode ($_[0]) }	447	sub decode_json($) { $json_coder->decode ($_[0]) }
		448
		449	=item $ref = cf::decode_storable $scalar
		450
		451	Same as Coro::Storable::thaw, so blocks.
		452
		453	=cut
		454
		455	BEGIN { *decode_storable = \&Coro::Storable::thaw }
		456
		457	=item $ref = cf::decode_yaml $scalar
		458
		459	Same as YAML::XS::Load, but doesn't leak, because it forks (and thus blocks).
		460
		461	=cut
		462
		463	sub decode_yaml($) {
		464	fork_call { YAML::XS::Load $_[0] } @_
		465	}
		466
		467	=item $scalar = cf::unlzf $scalar
		468
		469	Same as Compress::LZF::compress, but takes server ticks into account, so
		470	blocks.
		471
		472	=cut
		473
		474	sub unlzf($) {
		475	# we assume 100mb/s minimum decompression speed (noncompressible data on a ~2ghz machine)
		476	cf::get_slot +(length $_[0]) / 100_000_000, 0, "unlzf";
		477	Compress::LZF::decompress $_[0]
		478	}
		479
		480	=item cf::post_init { BLOCK }
		481
		482	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		483	but I<before> the server starts ticking again.
		484
		485	The codeblock will have a single boolean argument to indicate whether this
		486	is a reload or not.
		487
		488	=cut
		489
		490	sub post_init(&) {
		491	push @POST_INIT, shift;
		492	}
		493
		494	sub _post_init {
		495	trace "running post_init jobs";
		496
		497	# run them in parallel...
		498
		499	my @join;
		500
		501	while () {
		502	push @join, map &Coro::async ($_, 0), @POST_INIT;
		503	@POST_INIT = ();
		504
		505	@join or last;
		506
		507	(pop @join)->join;
		508	}
		509	}
264		510
265	=item cf::lock_wait $string	511	=item cf::lock_wait $string
266		512
267	Wait until the given lock is available. See cf::lock_acquire.	513	Wait until the given lock is available. See cf::lock_acquire.
268		514
269	=item my $lock = cf::lock_acquire $string	515	=item my $lock = cf::lock_acquire $string
270		516
271	Wait until the given lock is available and then acquires it and returns	517	Wait until the given lock is available and then acquires it and returns
272	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	518	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
273	for example when the coroutine gets canceled), the lock is automatically	519	for example when the coroutine gets canceled), the lock is automatically
274	returned.	520	returned.
275		521
276	Locks are *not* recursive, locking from the same coro twice results in a	522	Locks are *not* recursive, locking from the same coro twice results in a
277	deadlocked coro.	523	deadlocked coro.
…		…
283		529
284	Return true if the lock is currently active, i.e. somebody has locked it.	530	Return true if the lock is currently active, i.e. somebody has locked it.
285		531
286	=cut	532	=cut
287		533
288	our %LOCK;	534	our $LOCKS = new Coro::SemaphoreSet;
289	our %LOCKER;#d#
290		535
291	sub lock_wait($) {	536	sub lock_wait($) {
292	my ($key) = @_;	537	$LOCKS->wait ($_[0]);
293
294	if ($LOCKER{$key} == $Coro::current) {#d#
295	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
296	return;#d#
297	}#d#
298
299	# wait for lock, if any
300	while ($LOCK{$key}) {
301	push @{ $LOCK{$key} }, $Coro::current;
302	Coro::schedule;
303	}
304	}	538	}
305		539
306	sub lock_acquire($) {	540	sub lock_acquire($) {
307	my ($key) = @_;	541	$LOCKS->guard ($_[0])
308
309	# wait, to be sure we are not locked
310	lock_wait $key;
311
312	$LOCK{$key} = [];
313	$LOCKER{$key} = $Coro::current;#d#
314
315	Coro::guard {
316	delete $LOCKER{$key};#d#
317	# wake up all waiters, to be on the safe side
318	$_->ready for @{ delete $LOCK{$key} };
319	}
320	}	542	}
321		543
322	sub lock_active($) {	544	sub lock_active($) {
323	my ($key) = @_;	545	$LOCKS->count ($_[0]) < 1
324
325	! ! $LOCK{$key}
326	}	546	}
327		547
328	sub freeze_mainloop {	548	sub freeze_mainloop {
329	return unless $TICK_WATCHER->is_active;	549	tick_inhibit_inc;
330		550
331	my $guard = Coro::guard {	551	&Guard::guard (\&tick_inhibit_dec);
332	$TICK_WATCHER->start;	552	}
333	};	553
334	$TICK_WATCHER->stop;	554	=item cf::periodic $interval, $cb
335	$guard	555
		556	Like EV::periodic, but randomly selects a starting point so that the actions
		557	get spread over time.
		558
		559	=cut
		560
		561	sub periodic($$) {
		562	my ($interval, $cb) = @_;
		563
		564	my $start = rand List::Util::min 180, $interval;
		565
		566	EV::periodic $start, $interval, 0, $cb
336	}	567	}
337		568
338	=item cf::get_slot $time[, $priority[, $name]]	569	=item cf::get_slot $time[, $priority[, $name]]
339		570
340	Allocate $time seconds of blocking CPU time at priority C<$priority>:	571	Allocate $time seconds of blocking CPU time at priority C<$priority>
341	This call blocks and returns only when you have at least C<$time> seconds	572	(default: 0): This call blocks and returns only when you have at least
342	of cpu time till the next tick. The slot is only valid till the next cede.	573	C<$time> seconds of cpu time till the next tick. The slot is only valid
		574	till the next cede.
		575
		576	Background jobs should use a priority les than zero, interactive jobs
		577	should use 100 or more.
343		578
344	The optional C<$name> can be used to identify the job to run. It might be	579	The optional C<$name> can be used to identify the job to run. It might be
345	used for statistical purposes and should identify the same time-class.	580	used for statistical purposes and should identify the same time-class.
346		581
347	Useful for short background jobs.	582	Useful for short background jobs.
348		583
349	=cut	584	=cut
350		585
351	our @SLOT_QUEUE;	586	our @SLOT_QUEUE;
352	our $SLOT_QUEUE;	587	our $SLOT_QUEUE;
		588	our $SLOT_DECAY = 0.9;
353		589
354	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	590	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
355	$SLOT_QUEUE = Coro::async {	591	$SLOT_QUEUE = Coro::async {
		592	$Coro::current->desc ("timeslot manager");
		593
356	my $signal = new Coro::Signal;	594	my $signal = new Coro::Signal;
		595	my $busy;
357		596
358	while () {	597	while () {
359	next_job:	598	next_job:
		599
360	my $avail = cf::till_tick;	600	my $avail = cf::till_tick;
361	if ($avail > 0.01) {	601
362	for (0 .. $#SLOT_QUEUE) {	602	for (0 .. $#SLOT_QUEUE) {
363	if ($SLOT_QUEUE[$_][0] < $avail) {	603	if ($SLOT_QUEUE[$_][0] <= $avail) {
		604	$busy = 0;
364	my $job = splice @SLOT_QUEUE, $_, 1, ();	605	my $job = splice @SLOT_QUEUE, $_, 1, ();
365	$job->[2]->send;	606	$job->[2]->send;
366	Coro::cede;	607	Coro::cede;
367	goto next_job;	608	goto next_job;
368	}	609	} else {
		610	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
369	}	611	}
370	}	612	}
371		613
372	if (@SLOT_QUEUE) {	614	if (@SLOT_QUEUE) {
373	# we do not use wait_For_tick() as it returns immediately when tick is inactive	615	# we do not use wait_for_tick() as it returns immediately when tick is inactive
374	push @cf::WAIT_FOR_TICK, $signal;	616	$WAIT_FOR_TICK->wait;
375	$signal->wait;
376	} else {	617	} else {
		618	$busy = 0;
377	Coro::schedule;	619	Coro::schedule;
378	}	620	}
379	}	621	}
380	};	622	};
381		623
382	sub get_slot($;$$) {	624	sub get_slot($;$$) {
		625	return if tick_inhibit || $Coro::current == $Coro::main;
		626
383	my ($time, $pri, $name) = @_;	627	my ($time, $pri, $name) = @_;
384		628
385	$time = $TICK * .6 if $time > $TICK * .6;	629	$time = clamp $time, 0.01, $TICK * .6;
		630
386	my $sig = new Coro::Signal;	631	my $sig = new Coro::Signal;
387		632
388	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	633	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
389	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	634	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
390	$SLOT_QUEUE->ready;	635	$SLOT_QUEUE->ready;
…		…
401		646
402	BEGIN { *async = \&Coro::async_pool }	647	BEGIN { *async = \&Coro::async_pool }
403		648
404	=item cf::sync_job { BLOCK }	649	=item cf::sync_job { BLOCK }
405		650
406	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	651	The design of Deliantra requires that the main coroutine ($Coro::main)
407	is always able to handle events or runnable, as Crossfire TRT is only	652	is always able to handle events or runnable, as Deliantra is only
408	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	653	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
409	acceptable.	654	acceptable.
410		655
411	If it must be done, put the blocking parts into C<sync_job>. This will run	656	If it must be done, put the blocking parts into C<sync_job>. This will run
412	the given BLOCK in another coroutine while waiting for the result. The	657	the given BLOCK in another coroutine while waiting for the result. The
…		…
416	=cut	661	=cut
417		662
418	sub sync_job(&) {	663	sub sync_job(&) {
419	my ($job) = @_;	664	my ($job) = @_;
420		665
421	if ($Coro::current == $Coro::main) {	666	if (in_main) {
422	my $time = Event::time;	667	my $time = AE::time;
423		668
424	# this is the main coro, too bad, we have to block	669	# this is the main coro, too bad, we have to block
425	# till the operation succeeds, freezing the server :/	670	# till the operation succeeds, freezing the server :/
426		671
427	# TODO: use suspend/resume instead	672	#LOG llevError, Carp::longmess "sync job";#d#
428	# (but this is cancel-safe)	673
429	my $freeze_guard = freeze_mainloop;	674	my $freeze_guard = freeze_mainloop;
430		675
431	my $busy = 1;	676	my $busy = 1;
432	my @res;	677	my @res;
433		678
434	(async {	679	(async {
		680	$Coro::current->desc ("sync job coro");
435	@res = eval { $job->() };	681	@res = eval { $job->() };
436	warn $@ if $@;	682	error $@ if $@;
437	undef $busy;	683	undef $busy;
438	})->prio (Coro::PRIO_MAX);	684	})->prio (Coro::PRIO_MAX);
439		685
440	while ($busy) {	686	while ($busy) {
441	Coro::cede or Event::one_event;	687	if (Coro::nready) {
		688	Coro::cede_notself;
		689	} else {
		690	EV::loop EV::LOOP_ONESHOT;
442	}	691	}
		692	}
443		693
444	$time = Event::time - $time;	694	my $time = AE::time - $time;
445		695
446	LOG llevError | logBacktrace, Carp::longmess "long sync job"
447	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
448
449	$tick_start += $time; # do not account sync jobs to server load	696	$TICK_START += $time; # do not account sync jobs to server load
450		697
451	wantarray ? @res : $res[0]	698	wantarray ? @res : $res[0]
452	} else {	699	} else {
453	# we are in another coroutine, how wonderful, everything just works	700	# we are in another coroutine, how wonderful, everything just works
454		701
…		…
474	$EXT_CORO{$coro+0} = $coro;	721	$EXT_CORO{$coro+0} = $coro;
475		722
476	$coro	723	$coro
477	}	724	}
478		725
479	=item fork_call { }, $args	726	=item fork_call { }, @args
480		727
481	Executes the given code block with the given arguments in a seperate	728	Executes the given code block with the given arguments in a seperate
482	process, returning the results. Everything must be serialisable with	729	process, returning the results. Everything must be serialisable with
483	Coro::Storable. May, of course, block. Note that the executed sub may	730	Coro::Storable. May, of course, block. Note that the executed sub may
484	never block itself or use any form of Event handling.	731	never block itself or use any form of event handling.
485		732
486	=cut	733	=cut
		734
		735	sub post_fork {
		736	reset_signals;
		737	}
487		738
488	sub fork_call(&@) {	739	sub fork_call(&@) {
489	my ($cb, @args) = @_;	740	my ($cb, @args) = @_;
490		741
491	# we seemingly have to make a local copy of the whole thing,	742	# we seemingly have to make a local copy of the whole thing,
492	# otherwise perl prematurely frees the stuff :/	743	# otherwise perl prematurely frees the stuff :/
493	# TODO: investigate and fix (likely this will be rather laborious)	744	# TODO: investigate and fix (likely this will be rather laborious)
494		745
495	my @res = Coro::Util::fork_eval {	746	my @res = Coro::Util::fork_eval {
496	reset_signals;	747	cf::post_fork;
497	&$cb	748	&$cb
498	}, @args;	749	} @args;
499		750
500	wantarray ? @res : $res[-1]	751	wantarray ? @res : $res[-1]
		752	}
		753
		754	sub objinfo {
		755	(
		756	"counter value" => cf::object::object_count,
		757	"objects created" => cf::object::create_count,
		758	"objects destroyed" => cf::object::destroy_count,
		759	"freelist size" => cf::object::free_count,
		760	"allocated objects" => cf::object::objects_size,
		761	"active objects" => cf::object::actives_size,
		762	)
		763	}
		764
		765	=item $coin = coin_from_name $name
		766
		767	=cut
		768
		769	our %coin_alias = (
		770	"silver" => "silvercoin",
		771	"silvercoin" => "silvercoin",
		772	"silvercoins" => "silvercoin",
		773	"gold" => "goldcoin",
		774	"goldcoin" => "goldcoin",
		775	"goldcoins" => "goldcoin",
		776	"platinum" => "platinacoin",
		777	"platinumcoin" => "platinacoin",
		778	"platinumcoins" => "platinacoin",
		779	"platina" => "platinacoin",
		780	"platinacoin" => "platinacoin",
		781	"platinacoins" => "platinacoin",
		782	"royalty" => "royalty",
		783	"royalties" => "royalty",
		784	);
		785
		786	sub coin_from_name($) {
		787	$coin_alias{$_[0]}
		788	? cf::arch::find $coin_alias{$_[0]}
		789	: undef
501	}	790	}
502		791
503	=item $value = cf::db_get $family => $key	792	=item $value = cf::db_get $family => $key
504		793
505	Returns a single value from the environment database.	794	Returns a single value from the environment database.
…		…
507	=item cf::db_put $family => $key => $value	796	=item cf::db_put $family => $key => $value
508		797
509	Stores the given C<$value> in the family. It can currently store binary	798	Stores the given C<$value> in the family. It can currently store binary
510	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	799	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
511		800
		801	=item $db = cf::db_table "name"
		802
		803	Create and/or open a new database table. The string must not be "db" and must be unique
		804	within each server.
		805
512	=cut	806	=cut
		807
		808	sub db_table($) {
		809	cf::error "db_get called from main context"
		810	if $Coro::current == $Coro::main;
		811
		812	my ($name) = @_;
		813	my $db = BDB::db_create $DB_ENV;
		814
		815	eval {
		816	$db->set_flags (BDB::CHKSUM);
		817
		818	utf8::encode $name;
		819	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		820	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		821	cf::cleanup "db_open(db): $!" if $!;
		822	};
		823	cf::cleanup "db_open(db): $@" if $@;
		824
		825	$db
		826	}
513		827
514	our $DB;	828	our $DB;
515		829
516	sub db_init {	830	sub db_init {
517	unless ($DB) {	831	$DB ||= db_table "db";
518	$DB = BDB::db_create $DB_ENV;
519
520	cf::sync_job {
521	eval {
522	$DB->set_flags (BDB::CHKSUM);
523
524	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
525	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
526	cf::cleanup "db_open(db): $!" if $!;
527	};
528	cf::cleanup "db_open(db): $@" if $@;
529	};
530	}
531	}	832	}
532		833
533	sub db_get($$) {	834	sub db_get($$) {
534	my $key = "$_[0]/$_[1]";	835	my $key = "$_[0]/$_[1]";
535		836
536	cf::sync_job {	837	cf::error "db_get called from main context"
		838	if $Coro::current == $Coro::main;
		839
537	BDB::db_get $DB, undef, $key, my $data;	840	BDB::db_get $DB, undef, $key, my $data;
538		841
539	$! ? ()	842	$! ? ()
540	: $data	843	: $data
541	}
542	}	844	}
543		845
544	sub db_put($$$) {	846	sub db_put($$$) {
545	BDB::dbreq_pri 4;	847	BDB::dbreq_pri 4;
546	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	848	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
574		876
575	my @data;	877	my @data;
576	my $md5;	878	my $md5;
577		879
578	for (0 .. $#$src) {	880	for (0 .. $#$src) {
579	0 <= aio_load $src->[$_], $data[$_]	881	$data[$_] = load_file $src->[$_];
580	or Carp::croak "$src->[$_]: $!";
581	}	882	}
582		883
583	# if processing is expensive, check	884	# if processing is expensive, check
584	# checksum first	885	# checksum first
585	if (1) {	886	if (1) {
…		…
602		903
603	my $t1 = Time::HiRes::time;	904	my $t1 = Time::HiRes::time;
604	my $data = $process->(\@data);	905	my $data = $process->(\@data);
605	my $t2 = Time::HiRes::time;	906	my $t2 = Time::HiRes::time;
606		907
607	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	908	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
608		909
609	db_put cache => "$id/data", $data;	910	db_put cache => "$id/data", $data;
610	db_put cache => "$id/md5" , $md5;	911	db_put cache => "$id/md5" , $md5;
611	db_put cache => "$id/meta", $meta;	912	db_put cache => "$id/meta", $meta;
612		913
…		…
622		923
623	=cut	924	=cut
624		925
625	sub datalog($@) {	926	sub datalog($@) {
626	my ($type, %kv) = @_;	927	my ($type, %kv) = @_;
627	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	928	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
628	}	929	}
629		930
630	=back	931	=back
631		932
632	=cut	933	=cut
633		934
634	#############################################################################	935	#############################################################################
635		936
636	=head2 ATTACHABLE OBJECTS	937	=head2 ATTACHABLE OBJECTS
637		938
638	Many objects in crossfire are so-called attachable objects. That means you can	939	Many objects in deliantra are so-called attachable objects. That means you can
639	attach callbacks/event handlers (a collection of which is called an "attachment")	940	attach callbacks/event handlers (a collection of which is called an "attachment")
640	to it. All such attachable objects support the following methods.	941	to it. All such attachable objects support the following methods.
641		942
642	In the following description, CLASS can be any of C<global>, C<object>	943	In the following description, CLASS can be any of C<global>, C<object>
643	C<player>, C<client> or C<map> (i.e. the attachable objects in	944	C<player>, C<client> or C<map> (i.e. the attachable objects in
644	Crossfire TRT).	945	Deliantra).
645		946
646	=over 4	947	=over 4
647		948
648	=item $attachable->attach ($attachment, key => $value...)	949	=item $attachable->attach ($attachment, key => $value...)
649		950
…		…
693	=item cf::CLASS::attachment $name, ...	994	=item cf::CLASS::attachment $name, ...
694		995
695	Register an attachment by C<$name> through which attachable objects of the	996	Register an attachment by C<$name> through which attachable objects of the
696	given CLASS can refer to this attachment.	997	given CLASS can refer to this attachment.
697		998
698	Some classes such as crossfire maps and objects can specify attachments	999	Some classes such as deliantra maps and objects can specify attachments
699	that are attached at load/instantiate time, thus the need for a name.	1000	that are attached at load/instantiate time, thus the need for a name.
700		1001
701	These calls expect any number of the following handler/hook descriptions:	1002	These calls expect any number of the following handler/hook descriptions:
702		1003
703	=over 4	1004	=over 4
…		…
827		1128
828	} elsif (exists $cb_id{$type}) {	1129	} elsif (exists $cb_id{$type}) {
829	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1130	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
830		1131
831	} elsif (ref $type) {	1132	} elsif (ref $type) {
832	warn "attaching objects not supported, ignoring.\n";	1133	error "attaching objects not supported, ignoring.\n";
833		1134
834	} else {	1135	} else {
835	shift @arg;	1136	shift @arg;
836	warn "attach argument '$type' not supported, ignoring.\n";	1137	error "attach argument '$type' not supported, ignoring.\n";
837	}	1138	}
838	}	1139	}
839	}	1140	}
840		1141
841	sub _object_attach {	1142	sub _object_attach {
…		…
851	_attach $registry, $klass, @attach;	1152	_attach $registry, $klass, @attach;
852	}	1153	}
853		1154
854	$obj->{$name} = \%arg;	1155	$obj->{$name} = \%arg;
855	} else {	1156	} else {
856	warn "object uses attachment '$name' which is not available, postponing.\n";	1157	info "object uses attachment '$name' which is not available, postponing.\n";
857	}	1158	}
858		1159
859	$obj->{_attachment}{$name} = undef;	1160	$obj->{_attachment}{$name} = undef;
860	}	1161	}
861		1162
…		…
920		1221
921	for (@$callbacks) {	1222	for (@$callbacks) {
922	eval { &{$_->[1]} };	1223	eval { &{$_->[1]} };
923		1224
924	if ($@) {	1225	if ($@) {
925	warn "$@";
926	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1226	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
927	override;	1227	override;
928	}	1228	}
929		1229
930	return 1 if $override;	1230	return 1 if $override;
931	}	1231	}
932		1232
933	0	1233	0
934	}	1234	}
935		1235
936	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1236	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
937		1237
938	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1238	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
939		1239
940	Generate an object-specific event with the given arguments.	1240	Generate an object-specific event with the given arguments.
941		1241
…		…
947		1247
948	=cut	1248	=cut
949		1249
950	#############################################################################	1250	#############################################################################
951	# object support	1251	# object support
952	#
953		1252
		1253	sub _object_equal($$);
		1254	sub _object_equal($$) {
		1255	my ($a, $b) = @_;
		1256
		1257	return 0 unless (ref $a) eq (ref $b);
		1258
		1259	if ("HASH" eq ref $a) {
		1260	my @ka = keys %$a;
		1261	my @kb = keys %$b;
		1262
		1263	return 0 if @ka != @kb;
		1264
		1265	for (0 .. $#ka) {
		1266	return 0 unless $ka[$_] eq $kb[$_];
		1267	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1268	}
		1269
		1270	} elsif ("ARRAY" eq ref $a) {
		1271
		1272	return 0 if @$a != @$b;
		1273
		1274	for (0 .. $#$a) {
		1275	return 0 unless _object_equal $a->[$_], $b->[$_];
		1276	}
		1277
		1278	} elsif ($a ne $b) {
		1279	return 0;
		1280	}
		1281
		1282	1
		1283	}
		1284
		1285	our $SLOW_MERGES;#d#
954	sub _can_merge {	1286	sub _can_merge {
955	my ($ob1, $ob2) = @_;	1287	my ($ob1, $ob2) = @_;
956		1288
957	local $Storable::canonical = 1;	1289	++$SLOW_MERGES;#d#
958	my $fob1 = Storable::freeze $ob1;
959	my $fob2 = Storable::freeze $ob2;
960		1290
961	$fob1 eq $fob2	1291	# we do the slow way here
		1292	return _object_equal $ob1, $ob2
962	}	1293	}
963		1294
964	sub reattach {	1295	sub reattach {
965	# basically do the same as instantiate, without calling instantiate	1296	# basically do the same as instantiate, without calling instantiate
966	my ($obj) = @_;	1297	my ($obj) = @_;
967		1298
		1299	# no longer needed after getting rid of delete_package?
968	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1300	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
969		1301
970	my $registry = $obj->registry;	1302	my $registry = $obj->registry;
971		1303
972	@$registry = ();	1304	@$registry = ();
973		1305
…		…
978	for (@$attach) {	1310	for (@$attach) {
979	my ($klass, @attach) = @$_;	1311	my ($klass, @attach) = @$_;
980	_attach $registry, $klass, @attach;	1312	_attach $registry, $klass, @attach;
981	}	1313	}
982	} else {	1314	} else {
983	warn "object uses attachment '$name' that is not available, postponing.\n";	1315	info "object uses attachment '$name' that is not available, postponing.\n";
984	}	1316	}
985	}	1317	}
986	}	1318	}
987		1319
988	cf::attachable->attach (	1320	cf::attachable->attach (
989	prio => -1000000,	1321	prio => -1000000,
990	on_instantiate => sub {	1322	on_instantiate => sub {
991	my ($obj, $data) = @_;	1323	my ($obj, $data) = @_;
992		1324
993	$data = from_json $data;	1325	$data = decode_json $data;
994		1326
995	for (@$data) {	1327	for (@$data) {
996	my ($name, $args) = @$_;	1328	my ($name, $args) = @$_;
997		1329
998	$obj->attach ($name, %{$args || {} });	1330	$obj->attach ($name, %{$args || {} });
…		…
1012	);	1344	);
1013		1345
1014	sub object_freezer_save {	1346	sub object_freezer_save {
1015	my ($filename, $rdata, $objs) = @_;	1347	my ($filename, $rdata, $objs) = @_;
1016		1348
1017	my $guard = cf::lock_acquire "io";
1018
1019	sync_job {	1349	sync_job {
1020	if (length $$rdata) {	1350	if (length $$rdata) {
1021	utf8::decode (my $decname = $filename);	1351	utf8::decode (my $decname = $filename);
1022	warn sprintf "saving %s (%d,%d)\n",	1352	trace sprintf "saving %s (%d,%d)\n",
1023	$decname, length $$rdata, scalar @$objs;	1353	$decname, length $$rdata, scalar @$objs
		1354	if $VERBOSE_IO;
1024		1355
1025	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1356	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1026	chmod SAVE_MODE, $fh;	1357	aio_chmod $fh, SAVE_MODE;
1027	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1358	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1028	aio_fsync $fh if $cf::USE_FSYNC;	1359	if ($cf::USE_FSYNC) {
		1360	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1361	aio_fsync $fh;
		1362	}
1029	close $fh;	1363	aio_close $fh;
1030		1364
1031	if (@$objs) {	1365	if (@$objs) {
1032	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1366	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1033	chmod SAVE_MODE, $fh;	1367	aio_chmod $fh, SAVE_MODE;
1034	my $data = Storable::nfreeze { version => 1, objs => $objs };	1368	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1035	aio_write $fh, 0, (length $data), $data, 0;	1369	aio_write $fh, 0, (length $data), $data, 0;
1036	aio_fsync $fh if $cf::USE_FSYNC;	1370	if ($cf::USE_FSYNC) {
		1371	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1372	aio_fsync $fh;
		1373	}
1037	close $fh;	1374	aio_close $fh;
1038	aio_rename "$filename.pst~", "$filename.pst";	1375	aio_rename "$filename.pst~", "$filename.pst";
1039	}	1376	}
1040	} else {	1377	} else {
1041	aio_unlink "$filename.pst";	1378	aio_unlink "$filename.pst";
1042	}	1379	}
1043		1380
1044	aio_rename "$filename~", $filename;	1381	aio_rename "$filename~", $filename;
		1382
		1383	$filename =~ s%/[^/]+$%%;
		1384	aio_pathsync $filename if $cf::USE_FSYNC;
1045	} else {	1385	} else {
1046	warn "FATAL: $filename~: $!\n";	1386	error "unable to save objects: $filename~: $!\n";
1047	}	1387	}
1048	} else {	1388	} else {
1049	aio_unlink $filename;	1389	aio_unlink $filename;
1050	aio_unlink "$filename.pst";	1390	aio_unlink "$filename.pst";
1051	}	1391	}
1052	};	1392	};
1053
1054	undef $guard;
1055	}	1393	}
1056		1394
1057	sub object_freezer_as_string {	1395	sub object_freezer_as_string {
1058	my ($rdata, $objs) = @_;	1396	my ($rdata, $objs) = @_;
1059		1397
…		…
1064		1402
1065	sub object_thawer_load {	1403	sub object_thawer_load {
1066	my ($filename) = @_;	1404	my ($filename) = @_;
1067		1405
1068	my ($data, $av);	1406	my ($data, $av);
1069
1070	my $guard = cf::lock_acquire "io";
1071		1407
1072	(aio_load $filename, $data) >= 0	1408	(aio_load $filename, $data) >= 0
1073	or return;	1409	or return;
1074		1410
1075	unless (aio_stat "$filename.pst") {	1411	unless (aio_stat "$filename.pst") {
1076	(aio_load "$filename.pst", $av) >= 0	1412	(aio_load "$filename.pst", $av) >= 0
1077	or return;	1413	or return;
1078		1414
1079	undef $guard;
1080	$av = eval { (Storable::thaw $av)->{objs} };	1415	my $st = eval { Coro::Storable::thaw $av };
		1416	$av = $st->{objs};
1081	}	1417	}
1082		1418
1083	utf8::decode (my $decname = $filename);	1419	utf8::decode (my $decname = $filename);
1084	warn sprintf "loading %s (%d,%d)\n",	1420	trace sprintf "loading %s (%d,%d)\n",
1085	$decname, length $data, scalar @{$av || []};	1421	$decname, length $data, scalar @{$av || []}
		1422	if $VERBOSE_IO;
1086		1423
1087	($data, $av)	1424	($data, $av)
1088	}	1425	}
1089		1426
1090	=head2 COMMAND CALLBACKS	1427	=head2 COMMAND CALLBACKS
…		…
1146	my ($name, $cb) = @_;	1483	my ($name, $cb) = @_;
1147		1484
1148	$EXTICMD{$name} = $cb;	1485	$EXTICMD{$name} = $cb;
1149	}	1486	}
1150		1487
		1488	use File::Glob ();
		1489
1151	cf::player->attach (	1490	cf::player->attach (
1152	on_command => sub {	1491	on_unknown_command => sub {
1153	my ($pl, $name, $params) = @_;	1492	my ($pl, $name, $params) = @_;
1154		1493
1155	my $cb = $COMMAND{$name}	1494	my $cb = $COMMAND{$name}
1156	or return;	1495	or return;
1157		1496
…		…
1165	my ($pl, $buf) = @_;	1504	my ($pl, $buf) = @_;
1166		1505
1167	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1506	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1168		1507
1169	if (ref $msg) {	1508	if (ref $msg) {
1170	my ($type, $reply, @payload) =	1509	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
1171	"ARRAY" eq ref $msg
1172	? @$msg
1173	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1174		1510
1175	my @reply;	1511	my @reply;
1176		1512
1177	if (my $cb = $EXTCMD{$type}) {	1513	if (my $cb = $EXTCMD{$type}) {
1178	@reply = $cb->($pl, @payload);	1514	@reply = $cb->($pl, @payload);
…		…
1180		1516
1181	$pl->ext_reply ($reply, @reply)	1517	$pl->ext_reply ($reply, @reply)
1182	if $reply;	1518	if $reply;
1183		1519
1184	} else {	1520	} else {
1185	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1521	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1186	}	1522	}
1187		1523
1188	cf::override;	1524	cf::override;
1189	},	1525	},
1190	);	1526	);
1191		1527
		1528	# "readahead" all extensions
		1529	sub cache_extensions {
		1530	my $grp = IO::AIO::aio_group;
		1531
		1532	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1533	for (grep /\.ext$/, @{$_[0]}) {
		1534	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1535	}
		1536	};
		1537
		1538	$grp
		1539	}
		1540
		1541	sub _ext_cfg_reg($$$$) {
		1542	my ($rvar, $varname, $cfgname, $default) = @_;
		1543
		1544	$cfgname = lc $varname
		1545	unless length $cfgname;
		1546
		1547	$EXT_CFG{$cfgname} = [$rvar, $default];
		1548
		1549	$$rvar = exists $CFG{$cfgname} ? $CFG{$cfgname} : $default;
		1550	}
		1551
1192	sub load_extensions {	1552	sub load_extensions {
		1553	info "loading extensions...";
		1554
		1555	%EXT_CFG = ();
		1556
1193	cf::sync_job {	1557	cf::sync_job {
1194	my %todo;	1558	my %todo;
1195		1559
1196	for my $path (<$LIBDIR/*.ext>) {	1560	for my $path (<$LIBDIR/*.ext>) {
1197	next unless -r $path;	1561	next unless -r $path;
…		…
1215		1579
1216	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1580	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1217	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1581	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1218		1582
1219	$ext{source} =	1583	$ext{source} =
1220	"package $pkg; use strict; use utf8;\n"	1584	"package $pkg; use common::sense;\n"
1221	. "#line 1 \"$path\"\n{\n"	1585	. "#line 1 \"$path\"\n{\n"
1222	. $source	1586	. $source
1223	. "\n};\n1";	1587	. "\n};\n1";
1224		1588
1225	$todo{$base} = \%ext;	1589	$todo{$base} = \%ext;
1226	}	1590	}
1227		1591
		1592	my $pass = 0;
1228	my %done;	1593	my %done;
1229	while (%todo) {	1594	while (%todo) {
1230	my $progress;	1595	my $progress;
1231		1596
		1597	++$pass;
		1598
		1599	ext:
1232	while (my ($k, $v) = each %todo) {	1600	while (my ($k, $v) = each %todo) {
1233	for (split /,\s*/, $v->{meta}{depends}) {	1601	for (split /,\s*/, $v->{meta}{depends}) {
1234	goto skip	1602	next ext
1235	unless exists $done{$_};	1603	unless exists $done{$_};
1236	}	1604	}
1237		1605
1238	warn "... loading '$k' into '$v->{pkg}'\n";	1606	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1239		1607
1240	unless (eval $v->{source}) {	1608	my $source = $v->{source};
		1609
		1610	# support "CONF varname :confname = default" pseudo-statements
		1611	$source =~ s{
		1612	^ CONF \s+ ([^\s:=]+) \s* (?:: \s* ([^\s:=]+) \s* )? = ([^\n#]+)
		1613	}{
		1614	"our \$$1; BEGIN { cf::_ext_cfg_reg \\\$$1, q\x00$1\x00, q\x00$2\x00, $3 }";
		1615	}gmxe;
		1616
		1617	my $active = eval $source;
		1618
		1619	if (length $@) {
1241	my $msg = $@ ? "$v->{path}: $@\n"	1620	error "$v->{path}: $@\n";
1242	: "$v->{base}: extension inactive.\n";
1243		1621
		1622	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1244	if (exists $v->{meta}{mandatory}) {	1623	if exists $v->{meta}{mandatory};
1245	warn $msg;	1624
1246	warn "mandatory extension failed to load, exiting.\n";	1625	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1247	exit 1;	1626	delete $todo{$k};
1248	}	1627	} else {
1249		1628	$done{$k} = delete $todo{$k};
1250	warn $msg;	1629	push @EXTS, $v->{pkg};
		1630	$progress = 1;
		1631
		1632	info "$v->{base}: extension inactive.\n"
		1633	unless $active;
1251	}	1634	}
1252
1253	$done{$k} = delete $todo{$k};
1254	push @EXTS, $v->{pkg};
1255	$progress = 1;
1256	}	1635	}
1257		1636
1258	skip:	1637	unless ($progress) {
1259	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1638	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1260	unless $progress;	1639
		1640	while (my ($k, $v) = each %todo) {
		1641	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1642	if exists $v->{meta}{mandatory};
		1643	}
		1644
		1645	last;
		1646	}
1261	}	1647	}
1262	};	1648	};
1263	}	1649	}
1264		1650
1265	#############################################################################	1651	#############################################################################
1266		1652
1267	=back	1653	=back
1268		1654
1269	=head2 CORE EXTENSIONS	1655	=head2 CORE EXTENSIONS
1270		1656
1271	Functions and methods that extend core crossfire objects.	1657	Functions and methods that extend core deliantra objects.
1272		1658
1273	=cut	1659	=cut
1274		1660
1275	package cf::player;	1661	package cf::player;
1276		1662
…		…
1319		1705
1320	sub exists($) {	1706	sub exists($) {
1321	my ($login) = @_;	1707	my ($login) = @_;
1322		1708
1323	$cf::PLAYER{$login}	1709	$cf::PLAYER{$login}
1324	or cf::sync_job { !aio_stat path $login }	1710	or !aio_stat path $login
1325	}	1711	}
1326		1712
1327	sub find($) {	1713	sub find($) {
1328	return $cf::PLAYER{$_[0]} || do {	1714	return $cf::PLAYER{$_[0]} || do {
1329	my $login = $_[0];	1715	my $login = $_[0];
…		…
1339	aio_unlink +(playerdir $login) . "/$login.pl";	1725	aio_unlink +(playerdir $login) . "/$login.pl";
1340		1726
1341	my $f = new_from_file cf::object::thawer path $login	1727	my $f = new_from_file cf::object::thawer path $login
1342	or return;	1728	or return;
1343		1729
1344	$f->next;
1345	my $pl = cf::player::load_pl $f	1730	my $pl = cf::player::load_pl $f
1346	or return;	1731	or return;
		1732
1347	local $cf::PLAYER_LOADING{$login} = $pl;	1733	local $cf::PLAYER_LOADING{$login} = $pl;
1348	$f->resolve_delayed_derefs;	1734	$f->resolve_delayed_derefs;
1349	$cf::PLAYER{$login} = $pl	1735	$cf::PLAYER{$login} = $pl
1350	}	1736	}
1351	}	1737	}
1352	}	1738	}
1353		1739
		1740	cf::player->attach (
		1741	on_load => sub {
		1742	my ($pl, $path) = @_;
		1743
		1744	# restore slots saved in save, below
		1745	my $slots = delete $pl->{_slots};
		1746
		1747	$pl->ob->current_weapon ($slots->[0]);
		1748	$pl->combat_ob ($slots->[1]);
		1749	$pl->ranged_ob ($slots->[2]);
		1750	},
		1751	);
		1752
1354	sub save($) {	1753	sub save($) {
1355	my ($pl) = @_;	1754	my ($pl) = @_;
1356		1755
1357	return if $pl->{deny_save};	1756	return if $pl->{deny_save};
1358		1757
…		…
1361		1760
1362	return if $pl->{deny_save};	1761	return if $pl->{deny_save};
1363		1762
1364	aio_mkdir playerdir $pl, 0770;	1763	aio_mkdir playerdir $pl, 0770;
1365	$pl->{last_save} = $cf::RUNTIME;	1764	$pl->{last_save} = $cf::RUNTIME;
		1765
		1766	cf::get_slot 0.01;
		1767
		1768	# save slots, to be restored later
		1769	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1366		1770
1367	$pl->save_pl ($path);	1771	$pl->save_pl ($path);
1368	cf::cede_to_tick;	1772	cf::cede_to_tick;
1369	}	1773	}
1370		1774
…		…
1402	my ($pl) = @_;	1806	my ($pl) = @_;
1403		1807
1404	my $name = $pl->ob->name;	1808	my $name = $pl->ob->name;
1405		1809
1406	$pl->{deny_save} = 1;	1810	$pl->{deny_save} = 1;
1407	$pl->password ("*"); # this should lock out the player until we nuked the dir	1811	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1408		1812
1409	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1813	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1410	$pl->deactivate;	1814	$pl->deactivate;
		1815
		1816	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1411	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1817	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1818	ext::highscore::check ($pl->ob);
		1819
1412	$pl->ns->destroy if $pl->ns;	1820	$pl->ns->destroy if $pl->ns;
1413		1821
1414	my $path = playerdir $pl;	1822	my $path = playerdir $pl;
1415	my $temp = "$path~$cf::RUNTIME~deleting~";	1823	my $temp = "$path~$cf::RUNTIME~deleting~";
1416	aio_rename $path, $temp;	1824	aio_rename $path, $temp;
…		…
1454		1862
1455	for my $login (@$dirs) {	1863	for my $login (@$dirs) {
1456	my $path = path $login;	1864	my $path = path $login;
1457		1865
1458	# a .pst is a dead give-away for a valid player	1866	# a .pst is a dead give-away for a valid player
1459	unless (-e "$path.pst") {	1867	# if no pst file found, open and chekc for blocked users
		1868	if (aio_stat "$path.pst") {
1460	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1869	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1461	aio_read $fh, 0, 512, my $buf, 0 or next;	1870	aio_read $fh, 0, 512, my $buf, 0 or next;
1462	$buf !~ /^password -------------$/m or next; # official not-valid tag	1871	$buf !~ /^password -------------$/m or next; # official not-valid tag
1463	}	1872	}
1464		1873
…		…
1468		1877
1469	\@logins	1878	\@logins
1470	}	1879	}
1471		1880
1472	=item $player->maps	1881	=item $player->maps
		1882
		1883	=item cf::player::maps $login
1473		1884
1474	Returns an arrayref of map paths that are private for this	1885	Returns an arrayref of map paths that are private for this
1475	player. May block.	1886	player. May block.
1476		1887
1477	=cut	1888	=cut
…		…
1495	}	1906	}
1496		1907
1497	\@paths	1908	\@paths
1498	}	1909	}
1499		1910
1500	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1911	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1501		1912
1502	Expand crossfire pod fragments into protocol xml.	1913	Expand deliantra pod fragments into protocol xml.
1503
1504	=cut
1505
1506	sub expand_cfpod {
1507	((my $self), (local $_)) = @_;
1508
1509	# escape & and <
1510	s/&/&amp;/g;
1511	s/(?<![BIUGHT])</&lt;/g;
1512
1513	# this is buggy, it needs to properly take care of nested <'s
1514
1515	1 while
1516	# replace B<>, I<>, U<> etc.
1517	s/B<([^\>]*)>/<b>$1<\/b>/
1518	|| s/I<([^\>]*)>/<i>$1<\/i>/
1519	|| s/U<([^\>]*)>/<u>$1<\/u>/
1520	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1521	# replace G<male|female> tags
1522	|| s{G<([^>|]*)\|([^>]*)>}{
1523	$self->gender ? $2 : $1
1524	}ge
1525	# replace H<hint text>
1526	|| s{H<([^\>]*)>}
1527	{
1528	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1529	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1530	"")
1531	[$self->{hintmode}]
1532	}ge;
1533
1534	# create single paragraphs (very hackish)
1535	s/(?<=\S)\n(?=\w)/ /g;
1536
1537	# compress some whitespace
1538	s/\s+\n/\n/g; # ws line-ends
1539	s/\n\n+/\n/g; # double lines
1540	s/^\n+//; # beginning lines
1541	s/\n+$//; # ending lines
1542
1543	$_
1544	}
1545
1546	sub hintmode {
1547	$_[0]{hintmode} = $_[1] if @_ > 1;
1548	$_[0]{hintmode}
1549	}
1550		1914
1551	=item $player->ext_reply ($msgid, @msg)	1915	=item $player->ext_reply ($msgid, @msg)
1552		1916
1553	Sends an ext reply to the player.	1917	Sends an ext reply to the player.
1554		1918
…		…
1586		1950
1587	=cut	1951	=cut
1588		1952
1589	sub find_by_path($) {	1953	sub find_by_path($) {
1590	my ($path) = @_;	1954	my ($path) = @_;
		1955
		1956	$path =~ s/^~[^\/]*//; # skip ~login
1591		1957
1592	my ($match, $specificity);	1958	my ($match, $specificity);
1593		1959
1594	for my $region (list) {	1960	for my $region (list) {
1595	if ($region->{match} && $path =~ $region->{match}) {	1961	if ($region->{match} && $path =~ $region->{match}) {
…		…
1621	our $MAX_RESET = 3600;	1987	our $MAX_RESET = 3600;
1622	our $DEFAULT_RESET = 3000;	1988	our $DEFAULT_RESET = 3000;
1623		1989
1624	sub generate_random_map {	1990	sub generate_random_map {
1625	my ($self, $rmp) = @_;	1991	my ($self, $rmp) = @_;
1626	# mit "rum" bekleckern, nicht	1992
		1993	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1994
1627	$self->_create_random_map (	1995	$self->_create_random_map ($rmp);
1628	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1629	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1630	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1631	$rmp->{exit_on_final_map},
1632	$rmp->{xsize}, $rmp->{ysize},
1633	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1634	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1635	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1636	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1637	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1638	(cf::region::find $rmp->{region}), $rmp->{custom}
1639	)
1640	}	1996	}
1641		1997
1642	=item cf::map->register ($regex, $prio)	1998	=item cf::map->register ($regex, $prio)
1643		1999
1644	Register a handler for the map path matching the given regex at the	2000	Register a handler for the map path matching the given regex at the
…		…
1649		2005
1650	sub register {	2006	sub register {
1651	my (undef, $regex, $prio) = @_;	2007	my (undef, $regex, $prio) = @_;
1652	my $pkg = caller;	2008	my $pkg = caller;
1653		2009
1654	no strict;
1655	push @{"$pkg\::ISA"}, __PACKAGE__;	2010	push @{"$pkg\::ISA"}, __PACKAGE__;
1656		2011
1657	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2012	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1658	}	2013	}
1659		2014
1660	# also paths starting with '/'	2015	# also paths starting with '/'
1661	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	2016	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1662		2017
1663	sub thawer_merge {	2018	sub thawer_merge {
1664	my ($self, $merge) = @_;	2019	my ($self, $merge) = @_;
1665		2020
1666	# we have to keep some variables in memory intact	2021	# we have to keep some variables in memory intact
…		…
1671	}	2026	}
1672		2027
1673	sub normalise {	2028	sub normalise {
1674	my ($path, $base) = @_;	2029	my ($path, $base) = @_;
1675		2030
1676	$path = "$path"; # make sure its a string	2031	$path = "$path"; # make sure it's a string
1677		2032
1678	$path =~ s/\.map$//;	2033	$path =~ s/\.map$//;
1679		2034
1680	# map plan:	2035	# map plan:
1681	#	2036	#
…		…
1696	$base =~ s{[^/]+/?$}{};	2051	$base =~ s{[^/]+/?$}{};
1697	$path = "$base/$path";	2052	$path = "$base/$path";
1698	}	2053	}
1699		2054
1700	for ($path) {	2055	for ($path) {
1701	redo if s{//}{/};
1702	redo if s{/\.?/}{/};	2056	redo if s{/\.?/}{/};
1703	redo if s{/[^/]+/\.\./}{/};	2057	redo if s{/[^/]+/\.\./}{/};
1704	}	2058	}
1705		2059
1706	$path	2060	$path
…		…
1720	$self->init; # pass $1 etc.	2074	$self->init; # pass $1 etc.
1721	return $self;	2075	return $self;
1722	}	2076	}
1723	}	2077	}
1724		2078
1725	Carp::cluck "unable to resolve path '$path' (base '$base').";	2079	Carp::cluck "unable to resolve path '$path' (base '$base')";
1726	()	2080	()
1727	}	2081	}
1728		2082
		2083	# may re-bless or do other evil things
1729	sub init {	2084	sub init {
1730	my ($self) = @_;	2085	my ($self) = @_;
1731		2086
1732	$self	2087	$self
1733	}	2088	}
…		…
1752		2107
1753	# the temporary/swap location	2108	# the temporary/swap location
1754	sub save_path {	2109	sub save_path {
1755	my ($self) = @_;	2110	my ($self) = @_;
1756		2111
1757	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2112	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1758	"$TMPDIR/$path.map"	2113	"$TMPDIR/$path.map"
1759	}	2114	}
1760		2115
1761	# the unique path, undef == no special unique path	2116	# the unique path, undef == no special unique path
1762	sub uniq_path {	2117	sub uniq_path {
1763	my ($self) = @_;	2118	my ($self) = @_;
1764		2119
1765	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2120	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1766	"$UNIQUEDIR/$path"	2121	"$UNIQUEDIR/$path"
1767	}
1768
1769	# and all this just because we cannot iterate over
1770	# all maps in C++...
1771	sub change_all_map_light {
1772	my ($change) = @_;
1773
1774	$_->change_map_light ($change)
1775	for grep $_->outdoor, values %cf::MAP;
1776	}	2122	}
1777		2123
1778	sub decay_objects {	2124	sub decay_objects {
1779	my ($self) = @_;	2125	my ($self) = @_;
1780		2126
…		…
1807	$self->{load_path} = $path;	2153	$self->{load_path} = $path;
1808		2154
1809	1	2155	1
1810	}	2156	}
1811		2157
		2158	# used to laod the header of an original map
1812	sub load_header_orig {	2159	sub load_header_orig {
1813	my ($self) = @_;	2160	my ($self) = @_;
1814		2161
1815	$self->load_header_from ($self->load_path)	2162	$self->load_header_from ($self->load_path)
1816	}	2163	}
1817		2164
		2165	# used to laod the header of an instantiated map
1818	sub load_header_temp {	2166	sub load_header_temp {
1819	my ($self) = @_;	2167	my ($self) = @_;
1820		2168
1821	$self->load_header_from ($self->save_path)	2169	$self->load_header_from ($self->save_path)
1822	}	2170	}
1823		2171
		2172	# called after loading the header from an instantiated map
1824	sub prepare_temp {	2173	sub prepare_temp {
1825	my ($self) = @_;	2174	my ($self) = @_;
1826		2175
1827	$self->last_access ((delete $self->{last_access})	2176	$self->last_access ((delete $self->{last_access})
1828	|| $cf::RUNTIME); #d#	2177	|| $cf::RUNTIME); #d#
1829	# safety	2178	# safety
1830	$self->{instantiate_time} = $cf::RUNTIME	2179	$self->{instantiate_time} = $cf::RUNTIME
1831	if $self->{instantiate_time} > $cf::RUNTIME;	2180	if $self->{instantiate_time} > $cf::RUNTIME;
1832	}	2181	}
1833		2182
		2183	# called after loading the header from an original map
1834	sub prepare_orig {	2184	sub prepare_orig {
1835	my ($self) = @_;	2185	my ($self) = @_;
1836		2186
1837	$self->{load_original} = 1;	2187	$self->{load_original} = 1;
1838	$self->{instantiate_time} = $cf::RUNTIME;	2188	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1862		2212
1863	sub find;	2213	sub find;
1864	sub find {	2214	sub find {
1865	my ($path, $origin) = @_;	2215	my ($path, $origin) = @_;
1866		2216
		2217	cf::cede_to_tick;
		2218
1867	$path = normalise $path, $origin && $origin->path;	2219	$path = normalise $path, $origin;
1868		2220
1869	cf::lock_wait "map_data:$path";#d#remove	2221	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1870	cf::lock_wait "map_find:$path";	2222	my $guard2 = cf::lock_acquire "map_find:$path";
1871		2223
1872	$cf::MAP{$path} || do {	2224	$cf::MAP{$path} || do {
1873	my $guard1 = cf::lock_acquire "map_find:$path";
1874	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1875
1876	my $map = new_from_path cf::map $path	2225	my $map = new_from_path cf::map $path
1877	or return;	2226	or return;
1878		2227
1879	$map->{last_save} = $cf::RUNTIME;	2228	$map->{last_save} = $cf::RUNTIME;
1880		2229
…		…
1882	or return;	2231	or return;
1883		2232
1884	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2233	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1885	# doing this can freeze the server in a sync job, obviously	2234	# doing this can freeze the server in a sync job, obviously
1886	#$cf::WAIT_FOR_TICK->wait;	2235	#$cf::WAIT_FOR_TICK->wait;
		2236	undef $guard2;
1887	undef $guard1;	2237	undef $guard1;
1888	undef $guard2;
1889	$map->reset;	2238	$map->reset;
1890	return find $path;	2239	return find $path;
1891	}	2240	}
1892		2241
1893	$cf::MAP{$path} = $map	2242	$cf::MAP{$path} = $map
1894	}	2243	}
1895	}	2244	}
1896		2245
1897	sub pre_load { }	2246	sub pre_load { }
1898	sub post_load { }	2247	#sub post_load { } # XS
1899		2248
1900	sub load {	2249	sub load {
1901	my ($self) = @_;	2250	my ($self) = @_;
1902		2251
1903	local $self->{deny_reset} = 1; # loading can take a long time	2252	local $self->{deny_reset} = 1; # loading can take a long time
…		…
1906		2255
1907	{	2256	{
1908	my $guard = cf::lock_acquire "map_data:$path";	2257	my $guard = cf::lock_acquire "map_data:$path";
1909		2258
1910	return unless $self->valid;	2259	return unless $self->valid;
1911	return unless $self->in_memory == cf::MAP_SWAPPED;	2260	return unless $self->state == cf::MAP_SWAPPED;
1912
1913	$self->in_memory (cf::MAP_LOADING);
1914		2261
1915	$self->alloc;	2262	$self->alloc;
1916		2263
1917	$self->pre_load;	2264	$self->pre_load;
1918	cf::cede_to_tick;	2265	cf::cede_to_tick;
1919		2266
		2267	if (exists $self->{load_path}) {
1920	my $f = new_from_file cf::object::thawer $self->{load_path};	2268	my $f = new_from_file cf::object::thawer $self->{load_path};
1921	$f->skip_block;	2269	$f->skip_block;
1922	$self->_load_objects ($f)	2270	$self->_load_objects ($f)
1923	or return;	2271	or return;
1924		2272
1925	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2273	$self->post_load_original
1926	if delete $self->{load_original};	2274	if delete $self->{load_original};
1927		2275
1928	if (my $uniq = $self->uniq_path) {	2276	if (my $uniq = $self->uniq_path) {
1929	utf8::encode $uniq;	2277	utf8::encode $uniq;
1930	unless (aio_stat $uniq) {	2278	unless (aio_stat $uniq) {
1931	if (my $f = new_from_file cf::object::thawer $uniq) {	2279	if (my $f = new_from_file cf::object::thawer $uniq) {
1932	$self->clear_unique_items;	2280	$self->clear_unique_items;
1933	$self->_load_objects ($f);	2281	$self->_load_objects ($f);
1934	$f->resolve_delayed_derefs;	2282	$f->resolve_delayed_derefs;
		2283	}
1935	}	2284	}
1936	}	2285	}
1937	}
1938		2286
1939	$f->resolve_delayed_derefs;	2287	$f->resolve_delayed_derefs;
		2288	} else {
		2289	$self->post_load_original
		2290	if delete $self->{load_original};
		2291	}
		2292
		2293	$self->state (cf::MAP_INACTIVE);
1940		2294
1941	cf::cede_to_tick;	2295	cf::cede_to_tick;
1942	# now do the right thing for maps	2296	# now do the right thing for maps
1943	$self->link_multipart_objects;	2297	$self->link_multipart_objects;
1944	$self->difficulty ($self->estimate_difficulty)	2298	$self->difficulty ($self->estimate_difficulty)
…		…
1948	unless ($self->{deny_activate}) {	2302	unless ($self->{deny_activate}) {
1949	$self->decay_objects;	2303	$self->decay_objects;
1950	$self->fix_auto_apply;	2304	$self->fix_auto_apply;
1951	$self->update_buttons;	2305	$self->update_buttons;
1952	cf::cede_to_tick;	2306	cf::cede_to_tick;
1953	$self->set_darkness_map;	2307	#$self->activate; # no longer activate maps automatically
1954	cf::cede_to_tick;
1955	$self->activate;
1956	}	2308	}
1957		2309
1958	$self->{last_save} = $cf::RUNTIME;	2310	$self->{last_save} = $cf::RUNTIME;
1959	$self->last_access ($cf::RUNTIME);	2311	$self->last_access ($cf::RUNTIME);
1960
1961	$self->in_memory (cf::MAP_IN_MEMORY);
1962	}	2312	}
1963		2313
1964	$self->post_load;	2314	$self->post_load;
1965	}
1966		2315
		2316	1
		2317	}
		2318
		2319	# customize the map for a given player, i.e.
		2320	# return the _real_ map. used by e.g. per-player
		2321	# maps to change the path to ~playername/mappath
1967	sub customise_for {	2322	sub customise_for {
1968	my ($self, $ob) = @_;	2323	my ($self, $ob) = @_;
1969		2324
1970	return find "~" . $ob->name . "/" . $self->{path}	2325	return find "~" . $ob->name . "/" . $self->{path}
1971	if $self->per_player;	2326	if $self->per_player;
…		…
1974	# if $self->per_party;	2329	# if $self->per_party;
1975		2330
1976	$self	2331	$self
1977	}	2332	}
1978		2333
1979	# find and load all maps in the 3x3 area around a map
1980	sub load_neighbours {
1981	my ($map) = @_;
1982
1983	my @neigh; # diagonal neighbours
1984
1985	for (0 .. 3) {
1986	my $neigh = $map->tile_path ($_)
1987	or next;
1988	$neigh = find $neigh, $map
1989	or next;
1990	$neigh->load;
1991
1992	push @neigh,
1993	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1994	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1995	}
1996
1997	for (grep defined $_->[0], @neigh) {
1998	my ($path, $origin) = @$_;
1999	my $neigh = find $path, $origin
2000	or next;
2001	$neigh->load;
2002	}
2003	}
2004
2005	sub find_sync {	2334	sub find_sync {
2006	my ($path, $origin) = @_;	2335	my ($path, $origin) = @_;
2007		2336
2008	cf::sync_job { find $path, $origin }	2337	# it's a bug to call this from the main context
		2338	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2339	if $Coro::current == $Coro::main;
		2340
		2341	find $path, $origin
2009	}	2342	}
2010		2343
2011	sub do_load_sync {	2344	sub do_load_sync {
2012	my ($map) = @_;	2345	my ($map) = @_;
2013		2346
		2347	# it's a bug to call this from the main context
2014	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2348	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2015	if $Coro::current == $Coro::main;	2349	if $Coro::current == $Coro::main;
2016		2350
2017	cf::sync_job { $map->load };	2351	$map->load;
2018	}	2352	}
2019		2353
2020	our %MAP_PREFETCH;	2354	our %MAP_PREFETCH;
2021	our $MAP_PREFETCHER = undef;	2355	our $MAP_PREFETCHER = undef;
2022		2356
2023	sub find_async {	2357	sub find_async {
2024	my ($path, $origin, $load) = @_;	2358	my ($path, $origin, $load) = @_;
2025		2359
2026	$path = normalise $path, $origin && $origin->{path};	2360	$path = normalise $path, $origin;
2027		2361
2028	if (my $map = $cf::MAP{$path}) {	2362	if (my $map = $cf::MAP{$path}) {
2029	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2363	return $map if !$load || $map->linkable;
2030	}	2364	}
2031		2365
2032	$MAP_PREFETCH{$path} |= $load;	2366	$MAP_PREFETCH{$path} |= $load;
2033		2367
2034	$MAP_PREFETCHER ||= cf::async {	2368	$MAP_PREFETCHER ||= cf::async {
		2369	$Coro::current->{desc} = "map prefetcher";
		2370
2035	while (%MAP_PREFETCH) {	2371	while (%MAP_PREFETCH) {
2036	while (my ($k, $v) = each %MAP_PREFETCH) {	2372	while (my ($k, $v) = each %MAP_PREFETCH) {
2037	if (my $map = find $k) {	2373	if (my $map = find $k) {
2038	$map->load if $v;	2374	$map->load if $v;
2039	}	2375	}
…		…
2046	$MAP_PREFETCHER->prio (6);	2382	$MAP_PREFETCHER->prio (6);
2047		2383
2048	()	2384	()
2049	}	2385	}
2050		2386
		2387	# common code, used by both ->save and ->swapout
2051	sub save {	2388	sub _save {
2052	my ($self) = @_;	2389	my ($self) = @_;
2053
2054	my $lock = cf::lock_acquire "map_data:$self->{path}";
2055		2390
2056	$self->{last_save} = $cf::RUNTIME;	2391	$self->{last_save} = $cf::RUNTIME;
2057		2392
2058	return unless $self->dirty;	2393	return unless $self->dirty;
2059		2394
…		…
2065	return if $self->{deny_save};	2400	return if $self->{deny_save};
2066		2401
2067	local $self->{last_access} = $self->last_access;#d#	2402	local $self->{last_access} = $self->last_access;#d#
2068		2403
2069	cf::async {	2404	cf::async {
		2405	$Coro::current->{desc} = "map player save";
2070	$_->contr->save for $self->players;	2406	$_->contr->save for $self->players;
2071	};	2407	};
		2408
		2409	cf::get_slot 0.02;
2072		2410
2073	if ($uniq) {	2411	if ($uniq) {
2074	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2412	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2075	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2413	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2076	} else {	2414	} else {
2077	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2415	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2078	}	2416	}
2079	}	2417	}
2080		2418
		2419	sub save {
		2420	my ($self) = @_;
		2421
		2422	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2423
		2424	$self->_save;
		2425	}
		2426
2081	sub swap_out {	2427	sub swap_out {
2082	my ($self) = @_;	2428	my ($self) = @_;
2083		2429
2084	# save first because save cedes
2085	$self->save;
2086
2087	my $lock = cf::lock_acquire "map_data:$self->{path}";	2430	my $lock = cf::lock_acquire "map_data:$self->{path}";
2088		2431
		2432	return if !$self->linkable;
		2433	return if $self->{deny_save};
2089	return if $self->players;	2434	return if $self->players;
2090	return if $self->in_memory != cf::MAP_IN_MEMORY;	2435
		2436	# first deactivate the map and "unlink" it from the core
		2437	$self->deactivate;
		2438	$_->clear_links_to ($self) for values %cf::MAP;
		2439	$self->state (cf::MAP_SWAPPED);
		2440
		2441	# then atomically save
		2442	$self->_save;
		2443
		2444	# then free the map
		2445	$self->clear;
		2446	}
		2447
		2448	sub reset_at {
		2449	my ($self) = @_;
		2450
		2451	# TODO: safety, remove and allow resettable per-player maps
2091	return if $self->{deny_save};	2452	return 1e99 if $self->{deny_reset};
2092		2453
		2454	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2455	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2456
		2457	$time + $to
		2458	}
		2459
		2460	sub should_reset {
		2461	my ($self) = @_;
		2462
		2463	$self->reset_at <= $cf::RUNTIME
		2464	}
		2465
		2466	sub reset {
		2467	my ($self) = @_;
		2468
		2469	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2470
		2471	return if $self->players;
		2472
		2473	cf::trace "resetting map ", $self->path, "\n";
		2474
2093	$self->in_memory (cf::MAP_SWAPPED);	2475	$self->state (cf::MAP_SWAPPED);
		2476
		2477	# need to save uniques path
		2478	unless ($self->{deny_save}) {
		2479	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2480
		2481	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2482	if $uniq;
		2483	}
		2484
		2485	delete $cf::MAP{$self->path};
2094		2486
2095	$self->deactivate;	2487	$self->deactivate;
2096	$_->clear_links_to ($self) for values %cf::MAP;	2488	$_->clear_links_to ($self) for values %cf::MAP;
2097	$self->clear;	2489	$self->clear;
2098	}
2099
2100	sub reset_at {
2101	my ($self) = @_;
2102
2103	# TODO: safety, remove and allow resettable per-player maps
2104	return 1e99 if $self->{deny_reset};
2105
2106	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2107	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2108
2109	$time + $to
2110	}
2111
2112	sub should_reset {
2113	my ($self) = @_;
2114
2115	$self->reset_at <= $cf::RUNTIME
2116	}
2117
2118	sub reset {
2119	my ($self) = @_;
2120
2121	my $lock = cf::lock_acquire "map_data:$self->{path}";
2122
2123	return if $self->players;
2124
2125	warn "resetting map ", $self->path;
2126
2127	$self->in_memory (cf::MAP_SWAPPED);
2128
2129	# need to save uniques path
2130	unless ($self->{deny_save}) {
2131	my $uniq = $self->uniq_path; utf8::encode $uniq;
2132
2133	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2134	if $uniq;
2135	}
2136
2137	delete $cf::MAP{$self->path};
2138
2139	$self->deactivate;
2140	$_->clear_links_to ($self) for values %cf::MAP;
2141	$self->clear;
2142		2490
2143	$self->unlink_save;	2491	$self->unlink_save;
2144	$self->destroy;	2492	$self->destroy;
2145	}	2493	}
2146		2494
…		…
2154		2502
2155	delete $cf::MAP{$self->path};	2503	delete $cf::MAP{$self->path};
2156		2504
2157	$self->unlink_save;	2505	$self->unlink_save;
2158		2506
2159	bless $self, "cf::map";	2507	bless $self, "cf::map::wrap";
2160	delete $self->{deny_reset};	2508	delete $self->{deny_reset};
2161	$self->{deny_save} = 1;	2509	$self->{deny_save} = 1;
2162	$self->reset_timeout (1);	2510	$self->reset_timeout (1);
2163	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2511	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2164		2512
…		…
2213		2561
2214	sub unique_maps() {	2562	sub unique_maps() {
2215	[	2563	[
2216	map {	2564	map {
2217	utf8::decode $_;	2565	utf8::decode $_;
2218	/\.map$/	2566	s/\.map$//; # TODO future compatibility hack
		2567	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2568	? ()
2219	? normalise $_	2569	: normalise $_
2220	: ()
2221	} @{ aio_readdir $UNIQUEDIR or [] }	2570	} @{ aio_readdir $UNIQUEDIR or [] }
2222	]	2571	]
2223	}	2572	}
2224		2573
2225	package cf;	2574	=item cf::map::static_maps
		2575
		2576	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2577	file in the shared directory excluding F</styles> and F</editor>). May
		2578	block.
		2579
		2580	=cut
		2581
		2582	sub static_maps() {
		2583	my @dirs = "";
		2584	my @maps;
		2585
		2586	while (@dirs) {
		2587	my $dir = shift @dirs;
		2588
		2589	next if $dir eq "/styles" || $dir eq "/editor";
		2590
		2591	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2592	or return;
		2593
		2594	for (@$files) {
		2595	s/\.map$// or next;
		2596	utf8::decode $_;
		2597	push @maps, "$dir/$_";
		2598	}
		2599
		2600	push @dirs, map "$dir/$_", @$dirs;
		2601	}
		2602
		2603	\@maps
		2604	}
2226		2605
2227	=back	2606	=back
2228		2607
2229	=head3 cf::object	2608	=head3 cf::object
2230		2609
…		…
2234		2613
2235	=over 4	2614	=over 4
2236		2615
2237	=item $ob->inv_recursive	2616	=item $ob->inv_recursive
2238		2617
2239	Returns the inventory of the object _and_ their inventories, recursively.	2618	Returns the inventory of the object I<and> their inventories, recursively,
		2619	but I<not> the object itself.
2240		2620
2241	=cut	2621	=cut
2242		2622
2243	sub inv_recursive_;	2623	sub inv_recursive_;
2244	sub inv_recursive_ {	2624	sub inv_recursive_ {
…		…
2249	inv_recursive_ inv $_[0]	2629	inv_recursive_ inv $_[0]
2250	}	2630	}
2251		2631
2252	=item $ref = $ob->ref	2632	=item $ref = $ob->ref
2253		2633
2254	creates and returns a persistent reference to an objetc that can be stored as a string.	2634	Creates and returns a persistent reference to an object that can be stored as a string.
2255		2635
2256	=item $ob = cf::object::deref ($refstring)	2636	=item $ob = cf::object::deref ($refstring)
2257		2637
2258	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2638	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2259	even if the object actually exists. May block.	2639	even if the object actually exists. May block.
…		…
2261	=cut	2641	=cut
2262		2642
2263	sub deref {	2643	sub deref {
2264	my ($ref) = @_;	2644	my ($ref) = @_;
2265		2645
2266	# temporary compatibility#TODO#remove
2267	$ref =~ s{^<}{player/<};
2268
2269	if ($ref =~ m{^player\/(<1\.\d+>)/(.*)$}) {	2646	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
2270	my ($uuid, $name) = ($1, $2);	2647	my ($uuid, $name) = ($1, $2);
2271	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name	2648	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
2272	or return;	2649	or return;
2273	$pl->ob->uuid eq $uuid	2650	$pl->ob->uuid eq $uuid
2274	or return;	2651	or return;
…		…
2294	can be C<undef>. Does the right thing when the player is currently in a	2671	can be C<undef>. Does the right thing when the player is currently in a
2295	dialogue with the given NPC character.	2672	dialogue with the given NPC character.
2296		2673
2297	=cut	2674	=cut
2298		2675
		2676	our $SAY_CHANNEL = {
		2677	id => "say",
		2678	title => "Map",
		2679	reply => "say ",
		2680	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2681	};
		2682
		2683	our $CHAT_CHANNEL = {
		2684	id => "chat",
		2685	title => "Chat",
		2686	reply => "chat ",
		2687	tooltip => "Player chat and shouts, global to the server.",
		2688	};
		2689
2299	# rough implementation of a future "reply" method that works	2690	# rough implementation of a future "reply" method that works
2300	# with dialog boxes.	2691	# with dialog boxes.
2301	#TODO: the first argument must go, split into a $npc->reply_to ( method	2692	#TODO: the first argument must go, split into a $npc->reply_to ( method
2302	sub cf::object::player::reply($$$;$) {	2693	sub cf::object::player::reply($$$;$) {
2303	my ($self, $npc, $msg, $flags) = @_;	2694	my ($self, $npc, $msg, $flags) = @_;
…		…
2314	my $dialog = $pl->{npc_dialog};	2705	my $dialog = $pl->{npc_dialog};
2315	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2706	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2316		2707
2317	} else {	2708	} else {
2318	$msg = $npc->name . " says: $msg" if $npc;	2709	$msg = $npc->name . " says: $msg" if $npc;
2319	$self->message ($msg, $flags);	2710	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2320	}	2711	}
2321	}	2712	}
2322	}	2713	}
2323		2714
2324	=item $object->send_msg ($channel, $msg, $color, [extra...])	2715	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2349		2740
2350	=item $player_object->enter_link	2741	=item $player_object->enter_link
2351		2742
2352	Freezes the player and moves him/her to a special map (C<{link}>).	2743	Freezes the player and moves him/her to a special map (C<{link}>).
2353		2744
2354	The player should be reasonably safe there for short amounts of time. You	2745	The player should be reasonably safe there for short amounts of time (e.g.
2355	I<MUST> call C<leave_link> as soon as possible, though.	2746	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2747	though, as the player cannot control the character while it is on the link
		2748	map.
2356		2749
2357	Will never block.	2750	Will never block.
2358		2751
2359	=item $player_object->leave_link ($map, $x, $y)	2752	=item $player_object->leave_link ($map, $x, $y)
2360		2753
…		…
2380	sub cf::object::player::enter_link {	2773	sub cf::object::player::enter_link {
2381	my ($self) = @_;	2774	my ($self) = @_;
2382		2775
2383	$self->deactivate_recursive;	2776	$self->deactivate_recursive;
2384		2777
		2778	++$self->{_link_recursion};
		2779
2385	return if UNIVERSAL::isa $self->map, "ext::map_link";	2780	return if UNIVERSAL::isa $self->map, "ext::map_link";
2386		2781
2387	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2782	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2388	if $self->map && $self->map->{path} ne "{link}";	2783	if $self->map && $self->map->{path} ne "{link}";
2389		2784
2390	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2785	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2391	}	2786	}
2392		2787
2393	sub cf::object::player::leave_link {	2788	sub cf::object::player::leave_link {
2394	my ($self, $map, $x, $y) = @_;	2789	my ($self, $map, $x, $y) = @_;
2395		2790
…		…
2412	($x, $y) = (-1, -1)	2807	($x, $y) = (-1, -1)
2413	unless (defined $x) && (defined $y);	2808	unless (defined $x) && (defined $y);
2414		2809
2415	# use -1 or undef as default coordinates, not 0, 0	2810	# use -1 or undef as default coordinates, not 0, 0
2416	($x, $y) = ($map->enter_x, $map->enter_y)	2811	($x, $y) = ($map->enter_x, $map->enter_y)
2417	if $x <=0 && $y <= 0;	2812	if $x <= 0 && $y <= 0;
2418		2813
2419	$map->load;	2814	$map->load;
2420	$map->load_neighbours;
2421		2815
2422	return unless $self->contr->active;	2816	return unless $self->contr->active;
2423	$self->activate_recursive;
2424		2817
2425	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2818	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2426	$self->enter_map ($map, $x, $y);	2819	if ($self->enter_map ($map, $x, $y)) {
2427	}	2820	# entering was successful
		2821	delete $self->{_link_recursion};
		2822	# only activate afterwards, to support waiting in hooks
		2823	$self->activate_recursive;
		2824	}
2428		2825
		2826	}
		2827
2429	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2828	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2430		2829
2431	Moves the player to the given map-path and coordinates by first freezing	2830	Moves the player to the given map-path and coordinates by first freezing
2432	her, loading and preparing them map, calling the provided $check callback	2831	her, loading and preparing them map, calling the provided $check callback
2433	that has to return the map if sucecssful, and then unfreezes the player on	2832	that has to return the map if sucecssful, and then unfreezes the player on
2434	the new (success) or old (failed) map position. In either case, $done will	2833	the new (success) or old (failed) map position. In either case, $done will
2435	be called at the end of this process.	2834	be called at the end of this process.
2436		2835
		2836	Note that $check will be called with a potentially non-loaded map, so if
		2837	it needs a loaded map it has to call C<< ->load >>.
		2838
2437	=cut	2839	=cut
2438		2840
2439	our $GOTOGEN;	2841	our $GOTOGEN;
2440		2842
2441	sub cf::object::player::goto {	2843	sub cf::object::player::goto {
2442	my ($self, $path, $x, $y, $check, $done) = @_;	2844	my ($self, $path, $x, $y, $check, $done) = @_;
2443		2845
		2846	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2847	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2848	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2849	($path, $x, $y) = @$EMERGENCY_POSITION;
		2850	}
		2851
2444	# do generation counting so two concurrent goto's will be executed in-order	2852	# do generation counting so two concurrent goto's will be executed in-order
2445	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2853	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2446		2854
2447	$self->enter_link;	2855	$self->enter_link;
2448		2856
2449	(async {	2857	(async {
		2858	$Coro::current->{desc} = "player::goto $path $x $y";
		2859
		2860	# *tag paths override both path and x|y
		2861	if ($path =~ /^\*(.*)$/) {
		2862	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2863	my $ob = $obs[rand @obs];
		2864
		2865	# see if we actually can go there
		2866	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2867	$ob = $obs[rand @obs];
		2868	} else {
		2869	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2870	}
		2871	# else put us there anyways for now #d#
		2872
		2873	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2874	} else {
		2875	($path, $x, $y) = (undef, undef, undef);
		2876	}
		2877	}
		2878
2450	my $map = eval {	2879	my $map = eval {
2451	my $map = cf::map::find $path;	2880	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2452		2881
2453	if ($map) {	2882	if ($map) {
2454	$map = $map->customise_for ($self);	2883	$map = $map->customise_for ($self);
2455	$map = $check->($map) if $check && $map;	2884	$map = $check->($map, $x, $y, $self) if $check && $map;
2456	} else {	2885	} else {
2457	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2886	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2458	}	2887	}
2459		2888
2460	$map	2889	$map
2461	};	2890	};
2462		2891
…		…
2468	if ($gen == $self->{_goto_generation}) {	2897	if ($gen == $self->{_goto_generation}) {
2469	delete $self->{_goto_generation};	2898	delete $self->{_goto_generation};
2470	$self->leave_link ($map, $x, $y);	2899	$self->leave_link ($map, $x, $y);
2471	}	2900	}
2472		2901
2473	$done->() if $done;	2902	$done->($self) if $done;
2474	})->prio (1);	2903	})->prio (1);
2475	}	2904	}
2476		2905
2477	=item $player_object->enter_exit ($exit_object)	2906	=item $player_object->enter_exit ($exit_object)
2478		2907
…		…
2498	}	2927	}
2499		2928
2500	sub prepare_random_map {	2929	sub prepare_random_map {
2501	my ($exit) = @_;	2930	my ($exit) = @_;
2502		2931
2503	my $guard = cf::lock_acquire "exit_prepare:$exit";
2504
2505	# all this does is basically replace the /! path by	2932	# all this does is basically replace the /! path by
2506	# a new random map path (?random/...) with a seed	2933	# a new random map path (?random/...) with a seed
2507	# that depends on the exit object	2934	# that depends on the exit object
2508		2935
2509	my $rmp = parse_random_map_params $exit->msg;	2936	my $rmp = parse_random_map_params $exit->msg;
…		…
2511	if ($exit->map) {	2938	if ($exit->map) {
2512	$rmp->{region} = $exit->region->name;	2939	$rmp->{region} = $exit->region->name;
2513	$rmp->{origin_map} = $exit->map->path;	2940	$rmp->{origin_map} = $exit->map->path;
2514	$rmp->{origin_x} = $exit->x;	2941	$rmp->{origin_x} = $exit->x;
2515	$rmp->{origin_y} = $exit->y;	2942	$rmp->{origin_y} = $exit->y;
		2943
		2944	$exit->map->touch;
2516	}	2945	}
2517		2946
2518	$rmp->{random_seed} ||= $exit->random_seed;	2947	$rmp->{random_seed} ||= $exit->random_seed;
2519		2948
2520	my $data = cf::to_json $rmp;	2949	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2521	my $md5 = Digest::MD5::md5_hex $data;	2950	my $md5 = Digest::MD5::md5_hex $data;
2522	my $meta = "$RANDOMDIR/$md5.meta";	2951	my $meta = "$RANDOMDIR/$md5.meta";
2523		2952
2524	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2953	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2525	aio_write $fh, 0, (length $data), $data, 0;	2954	aio_write $fh, 0, (length $data), $data, 0;
2526	undef $fh;	2955	undef $fh;
2527	aio_rename "$meta~", $meta;	2956	aio_rename "$meta~", $meta;
2528		2957
		2958	my $slaying = "?random/$md5";
		2959
		2960	if ($exit->valid) {
2529	$exit->slaying ("?random/$md5");	2961	$exit->slaying ("?random/$md5");
2530	$exit->msg (undef);	2962	$exit->msg (undef);
		2963	}
2531	}	2964	}
2532	}	2965	}
2533		2966
2534	sub cf::object::player::enter_exit {	2967	sub cf::object::player::enter_exit {
2535	my ($self, $exit) = @_;	2968	my ($self, $exit) = @_;
2536		2969
2537	return unless $self->type == cf::PLAYER;	2970	return unless $self->type == cf::PLAYER;
2538		2971
2539	if ($exit->slaying eq "/!") {
2540	#TODO: this should de-fi-ni-te-ly not be a sync-job
2541	# the problem is that $exit might not survive long enough
2542	# so it needs to be done right now, right here
2543	cf::sync_job { prepare_random_map $exit };
2544	}
2545
2546	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2547	my $hp = $exit->stats->hp;
2548	my $sp = $exit->stats->sp;
2549
2550	$self->enter_link;	2972	$self->enter_link;
2551		2973
2552	# if exit is damned, update players death & WoR home-position
2553	$self->contr->savebed ($slaying, $hp, $sp)
2554	if $exit->flag (FLAG_DAMNED);
2555
2556	(async {	2974	(async {
2557	$self->deactivate_recursive; # just to be sure	2975	$Coro::current->{desc} = "enter_exit";
		2976
2558	unless (eval {	2977	unless (eval {
		2978	$self->deactivate_recursive; # just to be sure
		2979
		2980	my $map = cf::map::normalise $exit->slaying, $exit->map;
		2981	my $x = $exit->stats->hp;
		2982	my $y = $exit->stats->sp;
		2983
		2984	# special map handling
		2985	my $slaying = $exit->slaying;
		2986
		2987	# special map handling
		2988	if ($slaying eq "/!") {
		2989	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2990
		2991	prepare_random_map $exit
		2992	if $exit->slaying eq "/!"; # need to re-check after getting the lock
		2993
		2994	$map = $exit->slaying;
		2995
		2996	} elsif ($slaying eq '!up') {
		2997	$map = $exit->map->tile_path (cf::TILE_UP);
		2998	$x = $exit->x;
		2999	$y = $exit->y;
		3000
		3001	} elsif ($slaying eq '!down') {
		3002	$map = $exit->map->tile_path (cf::TILE_DOWN);
		3003	$x = $exit->x;
		3004	$y = $exit->y;
		3005	}
		3006
2559	$self->goto ($slaying, $hp, $sp);	3007	$self->goto ($map, $x, $y);
2560		3008
		3009	# if exit is damned, update players death & WoR home-position
		3010	$self->contr->savebed ($map, $x, $y)
		3011	if $exit->flag (cf::FLAG_DAMNED);
		3012
2561	1;	3013	1
2562	}) {	3014	}) {
2563	$self->message ("Something went wrong deep within the crossfire server. "	3015	$self->message ("Something went wrong deep within the deliantra server. "
2564	. "I'll try to bring you back to the map you were before. "	3016	. "I'll try to bring you back to the map you were before. "
2565	. "Please report this to the dungeon master!",	3017	. "Please report this to the dungeon master!",
2566	cf::NDI_UNIQUE | cf::NDI_RED);	3018	cf::NDI_UNIQUE | cf::NDI_RED);
2567		3019
2568	warn "ERROR in enter_exit: $@";	3020	error "ERROR in enter_exit: $@";
2569	$self->leave_link;	3021	$self->leave_link;
2570	}	3022	}
2571	})->prio (1);	3023	})->prio (1);
2572	}	3024	}
2573		3025
…		…
2585	sub cf::client::send_drawinfo {	3037	sub cf::client::send_drawinfo {
2586	my ($self, $text, $flags) = @_;	3038	my ($self, $text, $flags) = @_;
2587		3039
2588	utf8::encode $text;	3040	utf8::encode $text;
2589	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	3041	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		3042	}
		3043
		3044	=item $client->send_big_packet ($pkt)
		3045
		3046	Like C<send_packet>, but tries to compress large packets, and fragments
		3047	them as required.
		3048
		3049	=cut
		3050
		3051	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		3052
		3053	sub cf::client::send_big_packet {
		3054	my ($self, $pkt) = @_;
		3055
		3056	# try lzf for large packets
		3057	$pkt = "lzf " . Compress::LZF::compress $pkt
		3058	if 1024 <= length $pkt and $self->{can_lzf};
		3059
		3060	# split very large packets
		3061	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		3062	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		3063	$pkt = "frag";
		3064	}
		3065
		3066	$self->send_packet ($pkt);
2590	}	3067	}
2591		3068
2592	=item $client->send_msg ($channel, $msg, $color, [extra...])	3069	=item $client->send_msg ($channel, $msg, $color, [extra...])
2593		3070
2594	Send a drawinfo or msg packet to the client, formatting the msg for the	3071	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2596	the message, with C<log> being the default. If C<$color> is negative, suppress	3073	the message, with C<log> being the default. If C<$color> is negative, suppress
2597	the message unless the client supports the msg packet.	3074	the message unless the client supports the msg packet.
2598		3075
2599	=cut	3076	=cut
2600		3077
		3078	# non-persistent channels (usually the info channel)
2601	our %CHANNEL = (	3079	our %CHANNEL = (
		3080	"c/motd" => {
		3081	id => "infobox",
		3082	title => "MOTD",
		3083	reply => undef,
		3084	tooltip => "The message of the day",
		3085	},
2602	"c/identify" => {	3086	"c/identify" => {
2603	id => "identify",	3087	id => "infobox",
2604	title => "Identify",	3088	title => "Identify",
2605	reply => undef,	3089	reply => undef,
2606	tooltip => "Items recently identified",	3090	tooltip => "Items recently identified",
2607	},	3091	},
2608	"c/examine" => {	3092	"c/examine" => {
2609	id => "examine",	3093	id => "infobox",
2610	title => "Examine",	3094	title => "Examine",
2611	reply => undef,	3095	reply => undef,
2612	tooltip => "Signs and other items you examined",	3096	tooltip => "Signs and other items you examined",
2613	},	3097	},
		3098	"c/shopinfo" => {
		3099	id => "infobox",
		3100	title => "Shop Info",
		3101	reply => undef,
		3102	tooltip => "What your bargaining skill tells you about the shop",
		3103	},
		3104	"c/book" => {
		3105	id => "infobox",
		3106	title => "Book",
		3107	reply => undef,
		3108	tooltip => "The contents of a note or book",
		3109	},
		3110	"c/lookat" => {
		3111	id => "infobox",
		3112	title => "Look",
		3113	reply => undef,
		3114	tooltip => "What you saw there",
		3115	},
		3116	"c/who" => {
		3117	id => "infobox",
		3118	title => "Players",
		3119	reply => undef,
		3120	tooltip => "Shows players who are currently online",
		3121	},
		3122	"c/body" => {
		3123	id => "infobox",
		3124	title => "Body Parts",
		3125	reply => undef,
		3126	tooltip => "Shows which body parts you posess and are available",
		3127	},
		3128	"c/statistics" => {
		3129	id => "infobox",
		3130	title => "Statistics",
		3131	reply => undef,
		3132	tooltip => "Shows your primary statistics",
		3133	},
		3134	"c/skills" => {
		3135	id => "infobox",
		3136	title => "Skills",
		3137	reply => undef,
		3138	tooltip => "Shows your experience per skill and item power",
		3139	},
		3140	"c/shopitems" => {
		3141	id => "infobox",
		3142	title => "Shop Items",
		3143	reply => undef,
		3144	tooltip => "Shows the items currently for sale in this shop",
		3145	},
		3146	"c/resistances" => {
		3147	id => "infobox",
		3148	title => "Resistances",
		3149	reply => undef,
		3150	tooltip => "Shows your resistances",
		3151	},
		3152	"c/pets" => {
		3153	id => "infobox",
		3154	title => "Pets",
		3155	reply => undef,
		3156	tooltip => "Shows information abotu your pets/a specific pet",
		3157	},
		3158	"c/perceiveself" => {
		3159	id => "infobox",
		3160	title => "Perceive Self",
		3161	reply => undef,
		3162	tooltip => "You gained detailed knowledge about yourself",
		3163	},
		3164	"c/uptime" => {
		3165	id => "infobox",
		3166	title => "Uptime",
		3167	reply => undef,
		3168	tooltip => "How long the server has been running since last restart",
		3169	},
		3170	"c/mapinfo" => {
		3171	id => "infobox",
		3172	title => "Map Info",
		3173	reply => undef,
		3174	tooltip => "Information related to the maps",
		3175	},
		3176	"c/party" => {
		3177	id => "party",
		3178	title => "Party",
		3179	reply => "gsay ",
		3180	tooltip => "Messages and chat related to your party",
		3181	},
		3182	"c/death" => {
		3183	id => "death",
		3184	title => "Death",
		3185	reply => undef,
		3186	tooltip => "Reason for and more info about your most recent death",
		3187	},
		3188	"c/say" => $SAY_CHANNEL,
		3189	"c/chat" => $CHAT_CHANNEL,
2614	);	3190	);
2615		3191
2616	sub cf::client::send_msg {	3192	sub cf::client::send_msg {
2617	my ($self, $channel, $msg, $color, @extra) = @_;	3193	my ($self, $channel, $msg, $color, @extra) = @_;
2618		3194
2619	$msg = $self->pl->expand_cfpod ($msg);	3195	$msg = $self->pl->expand_cfpod ($msg)
		3196	unless $color & cf::NDI_VERBATIM;
2620		3197
2621	$color &= cf::NDI_CLIENT_MASK; # just in case...	3198	$color &= cf::NDI_CLIENT_MASK; # just in case...
2622		3199
2623	# check predefined channels, for the benefit of C	3200	# check predefined channels, for the benefit of C
2624	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};	3201	if ($CHANNEL{$channel}) {
		3202	$channel = $CHANNEL{$channel};
2625		3203
		3204	$self->ext_msg (channel_info => $channel);
		3205	$channel = $channel->{id};
		3206
2626	if (ref $channel) {	3207	} elsif (ref $channel) {
2627	# send meta info to client, if not yet sent	3208	# send meta info to client, if not yet sent
2628	unless (exists $self->{channel}{$channel->{id}}) {	3209	unless (exists $self->{channel}{$channel->{id}}) {
2629	$self->{channel}{$channel->{id}} = $channel;	3210	$self->{channel}{$channel->{id}} = $channel;
2630	$self->ext_msg (channel_info => $channel)	3211	$self->ext_msg (channel_info => $channel);
2631	if $self->can_msg;
2632	}	3212	}
2633		3213
2634	$channel = $channel->{id};	3214	$channel = $channel->{id};
2635	}	3215	}
2636		3216
2637	return unless @extra || length $msg;	3217	return unless @extra || length $msg;
2638		3218
2639	if ($self->can_msg) {
2640	# default colour, mask it out	3219	# default colour, mask it out
2641	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3220	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2642	if $color & cf::NDI_DEF;	3221	if $color & cf::NDI_DEF;
2643		3222
2644	$self->send_packet ("msg " . $self->{json_coder}->encode (	3223	my $pkt = "msg "
		3224	. $self->{json_coder}->encode (
2645	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3225	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2646	} else {	3226	);
2647	if ($color >= 0) {
2648	# replace some tags by gcfclient-compatible ones
2649	for ($msg) {
2650	1 while
2651	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2652	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2653	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2654	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2655	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2656	}
2657		3227
2658	$color &= cf::NDI_COLOR_MASK;	3228	$self->send_big_packet ($pkt);
2659
2660	utf8::encode $msg;
2661
2662	if (0 && $msg =~ /\[/) {
2663	# COMMAND/INFO
2664	$self->send_packet ("drawextinfo $color 10 8 $msg")
2665	} else {
2666	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2667	$self->send_packet ("drawinfo $color $msg")
2668	}
2669	}
2670	}
2671	}	3229	}
2672		3230
2673	=item $client->ext_msg ($type, @msg)	3231	=item $client->ext_msg ($type, @msg)
2674		3232
2675	Sends an ext event to the client.	3233	Sends an ext event to the client.
…		…
2678		3236
2679	sub cf::client::ext_msg($$@) {	3237	sub cf::client::ext_msg($$@) {
2680	my ($self, $type, @msg) = @_;	3238	my ($self, $type, @msg) = @_;
2681		3239
2682	if ($self->extcmd == 2) {	3240	if ($self->extcmd == 2) {
2683	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3241	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2684	} elsif ($self->extcmd == 1) { # TODO: remove	3242	} elsif ($self->extcmd == 1) { # TODO: remove
2685	push @msg, msgtype => "event_$type";	3243	push @msg, msgtype => "event_$type";
2686	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3244	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2687	}	3245	}
2688	}	3246	}
2689		3247
2690	=item $client->ext_reply ($msgid, @msg)	3248	=item $client->ext_reply ($msgid, @msg)
2691		3249
…		…
2694	=cut	3252	=cut
2695		3253
2696	sub cf::client::ext_reply($$@) {	3254	sub cf::client::ext_reply($$@) {
2697	my ($self, $id, @msg) = @_;	3255	my ($self, $id, @msg) = @_;
2698		3256
2699	if ($self->extcmd == 2) {	3257	return unless $self->extcmd == 2;
		3258
2700	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3259	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2701	} elsif ($self->extcmd == 1) {
2702	#TODO: version 1, remove
2703	unshift @msg, msgtype => "reply", msgid => $id;
2704	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2705	}
2706	}	3260	}
2707		3261
2708	=item $success = $client->query ($flags, "text", \&cb)	3262	=item $success = $client->query ($flags, "text", \&cb)
2709		3263
2710	Queues a query to the client, calling the given callback with	3264	Queues a query to the client, calling the given callback with
…		…
2765	my ($ns, $buf) = @_;	3319	my ($ns, $buf) = @_;
2766		3320
2767	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3321	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2768		3322
2769	if (ref $msg) {	3323	if (ref $msg) {
2770	my ($type, $reply, @payload) =	3324	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
2771	"ARRAY" eq ref $msg
2772	? @$msg
2773	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2774		3325
2775	my @reply;	3326	my @reply;
2776		3327
2777	if (my $cb = $EXTICMD{$type}) {	3328	if (my $cb = $EXTICMD{$type}) {
2778	@reply = $cb->($ns, @payload);	3329	@reply = $cb->($ns, @payload);
…		…
2780		3331
2781	$ns->ext_reply ($reply, @reply)	3332	$ns->ext_reply ($reply, @reply)
2782	if $reply;	3333	if $reply;
2783		3334
2784	} else {	3335	} else {
2785	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3336	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2786	}	3337	}
2787		3338
2788	cf::override;	3339	cf::override;
2789	},	3340	},
2790	);	3341	);
…		…
2810		3361
2811	$coro	3362	$coro
2812	}	3363	}
2813		3364
2814	cf::client->attach (	3365	cf::client->attach (
2815	on_destroy => sub {	3366	on_client_destroy => sub {
2816	my ($ns) = @_;	3367	my ($ns) = @_;
2817		3368
2818	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3369	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2819	},	3370	},
2820	);	3371	);
…		…
2836	our $safe_hole = new Safe::Hole;	3387	our $safe_hole = new Safe::Hole;
2837		3388
2838	$SIG{FPE} = 'IGNORE';	3389	$SIG{FPE} = 'IGNORE';
2839		3390
2840	$safe->permit_only (Opcode::opset qw(	3391	$safe->permit_only (Opcode::opset qw(
2841	:base_core :base_mem :base_orig :base_math	3392	:base_core :base_mem :base_orig :base_math :base_loop
2842	grepstart grepwhile mapstart mapwhile	3393	grepstart grepwhile mapstart mapwhile
2843	sort time	3394	sort time
2844	));	3395	));
2845		3396
2846	# here we export the classes and methods available to script code	3397	# here we export the classes and methods available to script code
…		…
2848	=pod	3399	=pod
2849		3400
2850	The following functions and methods are available within a safe environment:	3401	The following functions and methods are available within a safe environment:
2851		3402
2852	cf::object	3403	cf::object
2853	contr pay_amount pay_player map x y force_find force_add	3404	contr pay_amount pay_player map x y force_find force_add destroy
2854	insert remove name archname title slaying race decrease_ob_nr	3405	insert remove name archname title slaying race decrease split
		3406	value
2855		3407
2856	cf::object::player	3408	cf::object::player
2857	player	3409	player
2858		3410
2859	cf::player	3411	cf::player
…		…
2864		3416
2865	=cut	3417	=cut
2866		3418
2867	for (	3419	for (
2868	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3420	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2869	insert remove inv name archname title slaying race	3421	insert remove inv nrof name archname title slaying race
2870	decrease_ob_nr)],	3422	decrease split destroy change_exp value msg lore send_msg)],
2871	["cf::object::player" => qw(player)],	3423	["cf::object::player" => qw(player)],
2872	["cf::player" => qw(peaceful)],	3424	["cf::player" => qw(peaceful send_msg)],
2873	["cf::map" => qw(trigger)],	3425	["cf::map" => qw(trigger)],
2874	) {	3426	) {
2875	no strict 'refs';
2876	my ($pkg, @funs) = @$_;	3427	my ($pkg, @funs) = @$_;
2877	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3428	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2878	for @funs;	3429	for @funs;
2879	}	3430	}
2880		3431
…		…
2895		3446
2896	my $qcode = $code;	3447	my $qcode = $code;
2897	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3448	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2898	$qcode =~ s/\n/\\n/g;	3449	$qcode =~ s/\n/\\n/g;
2899		3450
		3451	%vars = (_dummy => 0) unless %vars;
		3452
		3453	my @res;
2900	local $_;	3454	local $_;
2901	local @safe::cf::_safe_eval_args = values %vars;
2902		3455
2903	my $eval =	3456	my $eval =
2904	"do {\n"	3457	"do {\n"
2905	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3458	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2906	. "#line 0 \"{$qcode}\"\n"	3459	. "#line 0 \"{$qcode}\"\n"
2907	. $code	3460	. $code
2908	. "\n}"	3461	. "\n}"
2909	;	3462	;
2910		3463
		3464	if ($CFG{safe_eval}) {
2911	sub_generation_inc;	3465	sub_generation_inc;
		3466	local @safe::cf::_safe_eval_args = values %vars;
2912	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3467	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2913	sub_generation_inc;	3468	sub_generation_inc;
		3469	} else {
		3470	local @cf::_safe_eval_args = values %vars;
		3471	@res = wantarray ? eval eval : scalar eval $eval;
		3472	}
2914		3473
2915	if ($@) {	3474	if ($@) {
2916	warn "$@";	3475	warn "$@",
2917	warn "while executing safe code '$code'\n";	3476	"while executing safe code '$code'\n",
2918	warn "with arguments " . (join " ", %vars) . "\n";	3477	"with arguments " . (join " ", %vars) . "\n";
2919	}	3478	}
2920		3479
2921	wantarray ? @res : $res[0]	3480	wantarray ? @res : $res[0]
2922	}	3481	}
2923		3482
…		…
2937	=cut	3496	=cut
2938		3497
2939	sub register_script_function {	3498	sub register_script_function {
2940	my ($fun, $cb) = @_;	3499	my ($fun, $cb) = @_;
2941		3500
2942	no strict 'refs';	3501	$fun = "safe::$fun" if $CFG{safe_eval};
2943	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3502	*$fun = $safe_hole->wrap ($cb);
2944	}	3503	}
2945		3504
2946	=back	3505	=back
2947		3506
2948	=cut	3507	=cut
2949		3508
2950	#############################################################################	3509	#############################################################################
2951	# the server's init and main functions	3510	# the server's init and main functions
		3511
		3512	our %FACEHASH; # hash => idx, #d# HACK for http server
2952		3513
2953	sub load_facedata($) {	3514	sub load_facedata($) {
2954	my ($path) = @_;	3515	my ($path) = @_;
2955		3516
2956	# HACK to clear player env face cache, we need some signal framework	3517	# HACK to clear player env face cache, we need some signal framework
2957	# for this (global event?)	3518	# for this (global event?)
2958	%ext::player_env::MUSIC_FACE_CACHE = ();	3519	%ext::player_env::MUSIC_FACE_CACHE = ();
2959		3520
2960	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3521	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2961		3522
2962	warn "loading facedata from $path\n";	3523	trace "loading facedata from $path\n";
2963		3524
2964	my $facedata;	3525	my $facedata = decode_storable load_file $path;
2965	0 < aio_load $path, $facedata
2966	or die "$path: $!";
2967
2968	$facedata = Coro::Storable::thaw $facedata;
2969		3526
2970	$facedata->{version} == 2	3527	$facedata->{version} == 2
2971	or cf::cleanup "$path: version mismatch, cannot proceed.";	3528	or cf::cleanup "$path: version mismatch, cannot proceed.";
2972		3529
2973	# patch in the exptable	3530	# patch in the exptable
		3531	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
2974	$facedata->{resource}{"res/exp_table"} = {	3532	$facedata->{resource}{"res/exp_table"} = {
2975	type => FT_RSRC,	3533	type => FT_RSRC,
2976	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3534	data => $exp_table,
		3535	hash => (Digest::MD5::md5 $exp_table),
2977	};	3536	};
2978	cf::cede_to_tick;	3537	cf::cede_to_tick;
2979		3538
2980	{	3539	{
2981	my $faces = $facedata->{faceinfo};	3540	my $faces = $facedata->{faceinfo};
2982		3541
2983	while (my ($face, $info) = each %$faces) {	3542	for my $face (sort keys %$faces) {
		3543	my $info = $faces->{$face};
2984	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3544	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3545
2985	cf::face::set_visibility $idx, $info->{visibility};	3546	cf::face::set_visibility $idx, $info->{visibility};
2986	cf::face::set_magicmap $idx, $info->{magicmap};	3547	cf::face::set_magicmap $idx, $info->{magicmap};
2987	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3548	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2988	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3549	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
		3550	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
		3551	$FACEHASH{$info->{hash64}} = $idx;#d#
2989		3552
2990	cf::cede_to_tick;	3553	cf::cede_to_tick;
2991	}	3554	}
2992		3555
2993	while (my ($face, $info) = each %$faces) {	3556	while (my ($face, $info) = each %$faces) {
2994	next unless $info->{smooth};	3557	next unless $info->{smooth};
		3558
2995	my $idx = cf::face::find $face	3559	my $idx = cf::face::find $face
2996	or next;	3560	or next;
		3561
2997	if (my $smooth = cf::face::find $info->{smooth}) {	3562	if (my $smooth = cf::face::find $info->{smooth}) {
2998	cf::face::set_smooth $idx, $smooth;	3563	cf::face::set_smooth $idx, $smooth;
2999	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3564	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3000	} else {	3565	} else {
3001	warn "smooth face '$info->{smooth}' not found for face '$face'";	3566	error "smooth face '$info->{smooth}' not found for face '$face'";
3002	}	3567	}
3003		3568
3004	cf::cede_to_tick;	3569	cf::cede_to_tick;
3005	}	3570	}
3006	}	3571	}
…		…
3015		3580
3016	cf::anim::invalidate_all; # d'oh	3581	cf::anim::invalidate_all; # d'oh
3017	}	3582	}
3018		3583
3019	{	3584	{
3020	# TODO: for gcfclient pleasure, we should give resources
3021	# that gcfclient doesn't grok a >10000 face index.
3022	my $res = $facedata->{resource};	3585	my $res = $facedata->{resource};
3023		3586
3024	my $soundconf = delete $res->{"res/sound.conf"};
3025
3026	while (my ($name, $info) = each %$res) {	3587	while (my ($name, $info) = each %$res) {
		3588	if (defined (my $type = $info->{type})) {
		3589	# TODO: different hash - must free and use new index, or cache ixface data queue
3027	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3590	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3028	my $data;
3029		3591
3030	if ($info->{type} & 1) {	3592	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3031	# prepend meta info	3593	cf::face::set_type $idx, $type;
3032		3594	cf::face::set_meta $idx, $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
3033	my $meta = $enc->encode ({	3595	$FACEHASH{$info->{hash}} = $idx;#d#
3034	name => $name,
3035	%{ $info->{meta} || {} },
3036	});
3037
3038	$data = pack "(w/a*)*", $meta, $info->{data};
3039	} else {	3596	} else {
3040	$data = $info->{data};	3597	# $RESOURCE{$name} = $info; # unused
3041	}	3598	}
3042		3599
3043	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3044	cf::face::set_type $idx, $info->{type};
3045
3046	cf::cede_to_tick;	3600	cf::cede_to_tick;
3047	}	3601	}
3048
3049	if ($soundconf) {
3050	$soundconf = $enc->decode (delete $soundconf->{data});
3051
3052	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3053	my $sound = $soundconf->{compat}[$_]
3054	or next;
3055
3056	my $face = cf::face::find "sound/$sound->[1]";
3057	cf::sound::set $sound->[0] => $face;
3058	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3059	}
3060
3061	while (my ($k, $v) = each %{$soundconf->{event}}) {
3062	my $face = cf::face::find "sound/$v";
3063	cf::sound::set $k => $face;
3064	}
3065	}
3066	}	3602	}
		3603
		3604	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3067		3605
3068	1	3606	1
3069	}	3607	}
3070		3608
3071	register_exticmd fx_want => sub {	3609	register_exticmd fx_want => sub {
…		…
3073		3611
3074	while (my ($k, $v) = each %$want) {	3612	while (my ($k, $v) = each %$want) {
3075	$ns->fx_want ($k, $v);	3613	$ns->fx_want ($k, $v);
3076	}	3614	}
3077	};	3615	};
		3616
		3617	sub load_resource_file($) {
		3618	my $guard = lock_acquire "load_resource_file";
		3619
		3620	my $status = load_resource_file_ $_[0];
		3621	get_slot 0.1, 100;
		3622	cf::arch::commit_load;
		3623
		3624	$status
		3625	}
3078		3626
3079	sub reload_regions {	3627	sub reload_regions {
3080	# HACK to clear player env face cache, we need some signal framework	3628	# HACK to clear player env face cache, we need some signal framework
3081	# for this (global event?)	3629	# for this (global event?)
3082	%ext::player_env::MUSIC_FACE_CACHE = ();	3630	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3096	}	3644	}
3097		3645
3098	sub reload_archetypes {	3646	sub reload_archetypes {
3099	load_resource_file "$DATADIR/archetypes"	3647	load_resource_file "$DATADIR/archetypes"
3100	or die "unable to load archetypes\n";	3648	or die "unable to load archetypes\n";
3101	#d# NEED to laod twice to resolve forward references
3102	# this really needs to be done in an extra post-pass
3103	# (which needs to be synchronous, so solve it differently)
3104	load_resource_file "$DATADIR/archetypes"
3105	or die "unable to load archetypes\n";
3106	}	3649	}
3107		3650
3108	sub reload_treasures {	3651	sub reload_treasures {
3109	load_resource_file "$DATADIR/treasures"	3652	load_resource_file "$DATADIR/treasures"
3110	or die "unable to load treasurelists\n";	3653	or die "unable to load treasurelists\n";
3111	}	3654	}
3112		3655
		3656	sub reload_sound {
		3657	trace "loading sound config from $DATADIR/sound\n";
		3658
		3659	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3660
		3661	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3662	my $sound = $soundconf->{compat}[$_]
		3663	or next;
		3664
		3665	my $face = cf::face::find "sound/$sound->[1]";
		3666	cf::sound::set $sound->[0] => $face;
		3667	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3668	}
		3669
		3670	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3671	my $face = cf::face::find "sound/$v";
		3672	cf::sound::set $k => $face;
		3673	}
		3674	}
		3675
3113	sub reload_resources {	3676	sub reload_resources {
3114	warn "reloading resource files...\n";	3677	trace "reloading resource files...\n";
3115		3678
		3679	reload_exp_table;
		3680	reload_materials;
		3681	reload_facedata;
		3682	reload_sound;
		3683	reload_archetypes;
3116	reload_regions;	3684	reload_regions;
3117	reload_facedata;
3118	#reload_archetypes;#d#
3119	reload_archetypes;
3120	reload_treasures;	3685	reload_treasures;
3121		3686
3122	warn "finished reloading resource files\n";	3687	trace "finished reloading resource files\n";
3123	}
3124
3125	sub init {
3126	reload_resources;
3127	}	3688	}
3128		3689
3129	sub reload_config {	3690	sub reload_config {
3130	open my $fh, "<:utf8", "$CONFDIR/config"	3691	trace "reloading config file...\n";
3131	or return;
3132		3692
3133	local $/;	3693	my $config = load_file "$CONFDIR/config";
3134	*CFG = YAML::Syck::Load <$fh>;	3694	utf8::decode $config;
		3695	*CFG = decode_yaml $config;
3135		3696
3136	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3697	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3137		3698
3138	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3699	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3139	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3700	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3140		3701
3141	if (exists $CFG{mlockall}) {	3702	if (exists $CFG{mlockall}) {
…		…
3145	};	3706	};
3146	warn $@ if $@;	3707	warn $@ if $@;
3147	}	3708	}
3148	}	3709	}
3149		3710
		3711	sub pidfile() {
		3712	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3713	or die "$PIDFILE: $!";
		3714	flock $fh, &Fcntl::LOCK_EX
		3715	or die "$PIDFILE: flock: $!";
		3716	$fh
		3717	}
		3718
		3719	# make sure only one server instance is running at any one time
		3720	sub atomic {
		3721	my $fh = pidfile;
		3722
		3723	my $pid = <$fh>;
		3724	kill 9, $pid if $pid > 0;
		3725
		3726	seek $fh, 0, 0;
		3727	print $fh $$;
		3728	}
		3729
		3730	sub main_loop {
		3731	trace "EV::loop starting\n";
		3732	if (1) {
		3733	EV::loop;
		3734	}
		3735	trace "EV::loop returned\n";
		3736	goto &main_loop unless $REALLY_UNLOOP;
		3737	}
		3738
3150	sub main {	3739	sub main {
		3740	cf::init_globals; # initialise logging
		3741
		3742	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3743	LOG llevInfo, "Copyright (C) 2005-2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3744	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3745	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3746
		3747	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3748
3151	# we must not ever block the main coroutine	3749	# we must not ever block the main coroutine
3152	local $Coro::idle = sub {	3750	$Coro::idle = sub {
3153	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3751	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3154	(async {	3752	(async {
3155	Event::one_event;	3753	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3754	EV::loop EV::LOOP_ONESHOT;
3156	})->prio (Coro::PRIO_MAX);	3755	})->prio (Coro::PRIO_MAX);
3157	};	3756	};
3158		3757
		3758	evthread_start IO::AIO::poll_fileno;
		3759
		3760	cf::sync_job {
		3761	cf::incloader::init ();
		3762
		3763	cf::init_anim;
		3764	cf::init_attackmess;
		3765	cf::init_dynamic;
		3766
		3767	cf::load_settings;
		3768
		3769	reload_resources;
3159	reload_config;	3770	reload_config;
3160	db_init;	3771	db_init;
		3772
		3773	cf::init_uuid;
		3774	cf::init_signals;
		3775	cf::init_skills;
		3776
		3777	cf::init_beforeplay;
		3778
		3779	atomic;
		3780
3161	load_extensions;	3781	load_extensions;
3162		3782
3163	$TICK_WATCHER->start;	3783	utime time, time, $RUNTIMEFILE;
3164	Event::loop;	3784
		3785	# no (long-running) fork's whatsoever before this point(!)
		3786	use POSIX ();
		3787	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3788
		3789	cf::_post_init 0;
		3790	};
		3791
		3792	cf::object::thawer::errors_are_fatal 0;
		3793	info "parse errors in files are no longer fatal from this point on.\n";
		3794
		3795	AE::postpone {
		3796	undef &main; # free gobs of memory :)
		3797	};
		3798
		3799	goto &main_loop;
3165	}	3800	}
3166		3801
3167	#############################################################################	3802	#############################################################################
3168	# initialisation and cleanup	3803	# initialisation and cleanup
3169		3804
3170	# install some emergency cleanup handlers	3805	# install some emergency cleanup handlers
3171	BEGIN {	3806	BEGIN {
		3807	our %SIGWATCHER = ();
3172	for my $signal (qw(INT HUP TERM)) {	3808	for my $signal (qw(INT HUP TERM)) {
3173	Event->signal (	3809	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3174	reentrant => 0,
3175	data => WF_AUTOCANCEL,
3176	signal => $signal,
3177	prio => 0,
3178	cb => sub {
3179	cf::cleanup "SIG$signal";	3810	cf::cleanup "SIG$signal";
3180	},
3181	);	3811	};
3182	}	3812	}
3183	}	3813	}
3184		3814
3185	sub write_runtime {	3815	sub write_runtime_sync {
3186	my $runtime = "$LOCALDIR/runtime";	3816	my $t0 = AE::time;
3187		3817
3188	# first touch the runtime file to show we are still running:	3818	# first touch the runtime file to show we are still running:
3189	# the fsync below can take a very very long time.	3819	# the fsync below can take a very very long time.
3190		3820
3191	IO::AIO::aio_utime $runtime, undef, undef;	3821	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3192		3822
3193	my $guard = cf::lock_acquire "write_runtime";	3823	my $guard = cf::lock_acquire "write_runtime";
3194		3824
3195	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3825	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3196	or return;	3826	or return;
3197		3827
3198	my $value = $cf::RUNTIME + 90 + 10;	3828	my $value = $cf::RUNTIME + 90 + 10;
3199	# 10 is the runtime save interval, for a monotonic clock	3829	# 10 is the runtime save interval, for a monotonic clock
3200	# 60 allows for the watchdog to kill the server.	3830	# 60 allows for the watchdog to kill the server.
…		…
3210	aio_utime $fh, undef, undef;	3840	aio_utime $fh, undef, undef;
3211		3841
3212	close $fh	3842	close $fh
3213	or return;	3843	or return;
3214		3844
3215	aio_rename "$runtime~", $runtime	3845	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3216	and return;	3846	and return;
3217		3847
3218	warn "runtime file written.\n";	3848	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3219		3849
3220	1	3850	1
		3851	}
		3852
		3853	our $uuid_lock;
		3854	our $uuid_skip;
		3855
		3856	sub write_uuid_sync($) {
		3857	$uuid_skip ||= $_[0];
		3858
		3859	return if $uuid_lock;
		3860	local $uuid_lock = 1;
		3861
		3862	my $uuid = "$LOCALDIR/uuid";
		3863
		3864	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3865	or return;
		3866
		3867	my $value = uuid_seq uuid_cur;
		3868
		3869	unless ($value) {
		3870	info "cowardly refusing to write zero uuid value!\n";
		3871	return;
		3872	}
		3873
		3874	my $value = uuid_str $value + $uuid_skip;
		3875	$uuid_skip = 0;
		3876
		3877	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3878	and return;
		3879
		3880	# always fsync - this file is important
		3881	aio_fsync $fh
		3882	and return;
		3883
		3884	close $fh
		3885	or return;
		3886
		3887	aio_rename "$uuid~", $uuid
		3888	and return;
		3889
		3890	trace "uuid file written ($value).\n";
		3891
		3892	1
		3893
		3894	}
		3895
		3896	sub write_uuid($$) {
		3897	my ($skip, $sync) = @_;
		3898
		3899	$sync ? write_uuid_sync $skip
		3900	: async { write_uuid_sync $skip };
3221	}	3901	}
3222		3902
3223	sub emergency_save() {	3903	sub emergency_save() {
3224	my $freeze_guard = cf::freeze_mainloop;	3904	my $freeze_guard = cf::freeze_mainloop;
3225		3905
3226	warn "enter emergency perl save\n";	3906	info "emergency_perl_save: enter\n";
		3907
		3908	# this is a trade-off: we want to be very quick here, so
		3909	# save all maps without fsync, and later call a global sync
		3910	# (which in turn might be very very slow)
		3911	local $USE_FSYNC = 0;
3227		3912
3228	cf::sync_job {	3913	cf::sync_job {
		3914	cf::write_runtime_sync; # external watchdog should not bark
		3915
3229	# use a peculiar iteration method to avoid tripping on perl	3916	# use a peculiar iteration method to avoid tripping on perl
3230	# refcount bugs in for. also avoids problems with players	3917	# refcount bugs in for. also avoids problems with players
3231	# and maps saved/destroyed asynchronously.	3918	# and maps saved/destroyed asynchronously.
3232	warn "begin emergency player save\n";	3919	info "emergency_perl_save: begin player save\n";
3233	for my $login (keys %cf::PLAYER) {	3920	for my $login (keys %cf::PLAYER) {
3234	my $pl = $cf::PLAYER{$login} or next;	3921	my $pl = $cf::PLAYER{$login} or next;
3235	$pl->valid or next;	3922	$pl->valid or next;
		3923	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3236	$pl->save;	3924	$pl->save;
3237	}	3925	}
3238	warn "end emergency player save\n";	3926	info "emergency_perl_save: end player save\n";
3239		3927
3240	warn "begin emergency map save\n";	3928	cf::write_runtime_sync; # external watchdog should not bark
		3929
		3930	info "emergency_perl_save: begin map save\n";
3241	for my $path (keys %cf::MAP) {	3931	for my $path (keys %cf::MAP) {
3242	my $map = $cf::MAP{$path} or next;	3932	my $map = $cf::MAP{$path} or next;
3243	$map->valid or next;	3933	$map->valid or next;
3244	$map->save;	3934	$map->save;
3245	}	3935	}
3246	warn "end emergency map save\n";	3936	info "emergency_perl_save: end map save\n";
3247		3937
3248	warn "begin emergency database checkpoint\n";	3938	cf::write_runtime_sync; # external watchdog should not bark
		3939
		3940	info "emergency_perl_save: begin database checkpoint\n";
3249	BDB::db_env_txn_checkpoint $DB_ENV;	3941	BDB::db_env_txn_checkpoint $DB_ENV;
3250	warn "end emergency database checkpoint\n";	3942	info "emergency_perl_save: end database checkpoint\n";
		3943
		3944	info "emergency_perl_save: begin write uuid\n";
		3945	write_uuid_sync 1;
		3946	info "emergency_perl_save: end write uuid\n";
		3947
		3948	cf::write_runtime_sync; # external watchdog should not bark
		3949
		3950	trace "emergency_perl_save: syncing database to disk";
		3951	BDB::db_env_txn_checkpoint $DB_ENV;
		3952
		3953	info "emergency_perl_save: starting sync\n";
		3954	IO::AIO::aio_sync sub {
		3955	info "emergency_perl_save: finished sync\n";
		3956	};
		3957
		3958	cf::write_runtime_sync; # external watchdog should not bark
		3959
		3960	trace "emergency_perl_save: flushing outstanding aio requests";
		3961	while (IO::AIO::nreqs || BDB::nreqs) {
		3962	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		3963	}
		3964
		3965	cf::write_runtime_sync; # external watchdog should not bark
3251	};	3966	};
3252		3967
3253	warn "leave emergency perl save\n";	3968	info "emergency_perl_save: leave\n";
3254	}	3969	}
3255		3970
3256	sub post_cleanup {	3971	sub post_cleanup {
3257	my ($make_core) = @_;	3972	my ($make_core) = @_;
3258		3973
		3974	IO::AIO::flush;
		3975
3259	warn Carp::longmess "post_cleanup backtrace"	3976	error Carp::longmess "post_cleanup backtrace"
3260	if $make_core;	3977	if $make_core;
		3978
		3979	my $fh = pidfile;
		3980	unlink $PIDFILE if <$fh> == $$;
		3981	}
		3982
		3983	# a safer delete_package, copied from Symbol
		3984	sub clear_package($) {
		3985	my $pkg = shift;
		3986
		3987	# expand to full symbol table name if needed
		3988	unless ($pkg =~ /^main::.*::$/) {
		3989	$pkg = "main$pkg" if $pkg =~ /^::/;
		3990	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3991	$pkg .= '::' unless $pkg =~ /::$/;
		3992	}
		3993
		3994	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3995	my $stem_symtab = *{$stem}{HASH};
		3996
		3997	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3998	or return;
		3999
		4000	# clear all symbols
		4001	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		4002	for my $name (keys %$leaf_symtab) {
		4003	_gv_clear *{"$pkg$name"};
		4004	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		4005	}
3261	}	4006	}
3262		4007
3263	sub do_reload_perl() {	4008	sub do_reload_perl() {
3264	# can/must only be called in main	4009	# can/must only be called in main
3265	if ($Coro::current != $Coro::main) {	4010	unless (in_main) {
3266	warn "can only reload from main coroutine";	4011	error "can only reload from main coroutine";
3267	return;	4012	return;
3268	}	4013	}
3269		4014
3270	warn "reloading...";	4015	return if $RELOAD++;
3271		4016
3272	warn "entering sync_job";	4017	my $t1 = AE::time;
3273		4018
		4019	while ($RELOAD) {
		4020	cf::get_slot 0.1, -1, "reload_perl";
		4021	info "perl_reload: reloading...";
		4022
		4023	trace "perl_reload: entering sync_job";
		4024
3274	cf::sync_job {	4025	cf::sync_job {
3275	cf::write_runtime; # external watchdog should not bark
3276	cf::emergency_save;	4026	#cf::emergency_save;
3277	cf::write_runtime; # external watchdog should not bark
3278		4027
3279	warn "syncing database to disk";
3280	BDB::db_env_txn_checkpoint $DB_ENV;
3281
3282	# if anything goes wrong in here, we should simply crash as we already saved
3283
3284	warn "cancelling all WF_AUTOCANCEL watchers";
3285	for (Event::all_watchers) {
3286	$_->cancel if $_->data & WF_AUTOCANCEL;
3287	}
3288
3289	warn "flushing outstanding aio requests";
3290	for (;;) {
3291	BDB::flush;
3292	IO::AIO::flush;
3293	Coro::cede;
3294	last unless IO::AIO::nreqs || BDB::nreqs;
3295	warn "iterate...";
3296	}
3297
3298	++$RELOAD;
3299
3300	warn "cancelling all extension coros";	4028	trace "perl_reload: cancelling all extension coros";
3301	$_->cancel for values %EXT_CORO;	4029	$_->cancel for values %EXT_CORO;
3302	%EXT_CORO = ();	4030	%EXT_CORO = ();
3303		4031
3304	warn "removing commands";	4032	trace "perl_reload: removing commands";
3305	%COMMAND = ();	4033	%COMMAND = ();
3306		4034
3307	warn "removing ext/exti commands";	4035	trace "perl_reload: removing ext/exti commands";
3308	%EXTCMD = ();	4036	%EXTCMD = ();
3309	%EXTICMD = ();	4037	%EXTICMD = ();
3310		4038
3311	warn "unloading/nuking all extensions";	4039	trace "perl_reload: unloading/nuking all extensions";
3312	for my $pkg (@EXTS) {	4040	for my $pkg (@EXTS) {
3313	warn "... unloading $pkg";	4041	trace "... unloading $pkg";
3314		4042
3315	if (my $cb = $pkg->can ("unload")) {	4043	if (my $cb = $pkg->can ("unload")) {
3316	eval {	4044	eval {
3317	$cb->($pkg);	4045	$cb->($pkg);
3318	1	4046	1
3319	} or warn "$pkg unloaded, but with errors: $@";	4047	} or error "$pkg unloaded, but with errors: $@";
		4048	}
		4049
		4050	trace "... clearing $pkg";
		4051	clear_package $pkg;
3320	}	4052	}
3321		4053
3322	warn "... nuking $pkg";
3323	Symbol::delete_package $pkg;
3324	}
3325
3326	warn "unloading all perl modules loaded from $LIBDIR";	4054	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3327	while (my ($k, $v) = each %INC) {	4055	while (my ($k, $v) = each %INC) {
3328	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4056	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3329		4057
3330	warn "... unloading $k";	4058	trace "... unloading $k";
3331	delete $INC{$k};	4059	delete $INC{$k};
3332		4060
3333	$k =~ s/\.pm$//;	4061	$k =~ s/\.pm$//;
3334	$k =~ s/\//::/g;	4062	$k =~ s/\//::/g;
3335		4063
3336	if (my $cb = $k->can ("unload_module")) {	4064	if (my $cb = $k->can ("unload_module")) {
3337	$cb->();	4065	$cb->();
		4066	}
		4067
		4068	clear_package $k;
3338	}	4069	}
3339		4070
3340	Symbol::delete_package $k;
3341	}
3342
3343	warn "getting rid of safe::, as good as possible";	4071	trace "perl_reload: getting rid of safe::, as good as possible";
3344	Symbol::delete_package "safe::$_"	4072	clear_package "safe::$_"
3345	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4073	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3346		4074
3347	warn "unloading cf.pm \"a bit\"";	4075	trace "perl_reload: unloading cf.pm \"a bit\"";
3348	delete $INC{"cf.pm"};	4076	delete $INC{"cf.pm"};
3349	delete $INC{"cf/pod.pm"};	4077	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3350		4078
3351	# don't, removes xs symbols, too,	4079	# don't, removes xs symbols, too,
3352	# and global variables created in xs	4080	# and global variables created in xs
3353	#Symbol::delete_package __PACKAGE__;	4081	#clear_package __PACKAGE__;
3354		4082
3355	warn "unload completed, starting to reload now";	4083	info "perl_reload: unload completed, starting to reload now";
3356		4084
3357	warn "reloading cf.pm";	4085	trace "perl_reload: reloading cf.pm";
3358	require cf;	4086	require cf;
3359	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4087	cf::_connect_to_perl_1;
3360		4088
3361	warn "loading config and database again";	4089	trace "perl_reload: loading config and database again";
3362	cf::reload_config;	4090	cf::reload_config;
3363		4091
3364	warn "loading extensions";	4092	trace "perl_reload: loading extensions";
3365	cf::load_extensions;	4093	cf::load_extensions;
3366		4094
		4095	if ($REATTACH_ON_RELOAD) {
3367	warn "reattaching attachments to objects/players";	4096	trace "perl_reload: reattaching attachments to objects/players";
3368	_global_reattach; # objects, sockets	4097	_global_reattach; # objects, sockets
3369	warn "reattaching attachments to maps";	4098	trace "perl_reload: reattaching attachments to maps";
3370	reattach $_ for values %MAP;	4099	reattach $_ for values %MAP;
3371	warn "reattaching attachments to players";	4100	trace "perl_reload: reattaching attachments to players";
3372	reattach $_ for values %PLAYER;	4101	reattach $_ for values %PLAYER;
		4102	}
3373		4103
3374	warn "leaving sync_job";	4104	cf::_post_init 1;
3375		4105
		4106	trace "perl_reload: leaving sync_job";
		4107
3376	1	4108	1
3377	} or do {	4109	} or do {
3378	warn $@;	4110	error $@;
3379	warn "error while reloading, exiting.";	4111	cf::cleanup "perl_reload: error, exiting.";
3380	exit 1;	4112	};
		4113
		4114	--$RELOAD;
3381	};	4115	}
3382		4116
3383	warn "reloaded";	4117	$t1 = AE::time - $t1;
		4118	info "perl_reload: completed in ${t1}s\n";
3384	};	4119	};
3385		4120
3386	our $RELOAD_WATCHER; # used only during reload	4121	our $RELOAD_WATCHER; # used only during reload
3387		4122
3388	sub reload_perl() {	4123	sub reload_perl() {
3389	# doing reload synchronously and two reloads happen back-to-back,	4124	# doing reload synchronously and two reloads happen back-to-back,
3390	# coro crashes during coro_state_free->destroy here.	4125	# coro crashes during coro_state_free->destroy here.
3391		4126
3392	$RELOAD_WATCHER ||= Event->timer (	4127	$RELOAD_WATCHER ||= cf::async {
3393	reentrant => 0,	4128	Coro::AIO::aio_wait cache_extensions;
3394	after => 0,	4129
3395	data => WF_AUTOCANCEL,	4130	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3396	cb => sub {
3397	do_reload_perl;	4131	do_reload_perl;
3398	undef $RELOAD_WATCHER;	4132	undef $RELOAD_WATCHER;
3399	},	4133	};
3400	);	4134	};
3401	}	4135	}
3402		4136
3403	register_command "reload" => sub {	4137	register_command "reload" => sub {
3404	my ($who, $arg) = @_;	4138	my ($who, $arg) = @_;
3405		4139
3406	if ($who->flag (FLAG_WIZ)) {	4140	if ($who->flag (FLAG_WIZ)) {
3407	$who->message ("reloading server.");	4141	$who->message ("reloading server.");
		4142	async {
		4143	$Coro::current->{desc} = "perl_reload";
3408	async { reload_perl };	4144	reload_perl;
		4145	};
3409	}	4146	}
3410	};	4147	};
3411		4148
3412	unshift @INC, $LIBDIR;	4149	#############################################################################
3413		4150
3414	my $bug_warning = 0;	4151	my $bug_warning = 0;
3415		4152
3416	our @WAIT_FOR_TICK;
3417	our @WAIT_FOR_TICK_BEGIN;
3418
3419	sub wait_for_tick {	4153	sub wait_for_tick() {
3420	return unless $TICK_WATCHER->is_active;	4154	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3421	return if $Coro::current == $Coro::main;
3422		4155
3423	my $signal = new Coro::Signal;	4156	$WAIT_FOR_TICK->wait;
3424	push @WAIT_FOR_TICK, $signal;
3425	$signal->wait;
3426	}	4157	}
3427		4158
3428	sub wait_for_tick_begin {	4159	sub wait_for_tick_begin() {
3429	return unless $TICK_WATCHER->is_active;	4160	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3430	return if $Coro::current == $Coro::main;
3431		4161
3432	my $signal = new Coro::Signal;	4162	my $signal = new Coro::Signal;
3433	push @WAIT_FOR_TICK_BEGIN, $signal;	4163	push @WAIT_FOR_TICK_BEGIN, $signal;
3434	$signal->wait;	4164	$signal->wait;
3435	}	4165	}
3436		4166
3437	my $min = 1e6;#d#	4167	sub tick {
3438	my $avg = 10;
3439	$TICK_WATCHER = Event->timer (
3440	reentrant => 0,
3441	parked => 1,
3442	prio => 0,
3443	at => $NEXT_TICK || $TICK,
3444	data => WF_AUTOCANCEL,
3445	cb => sub {
3446	if ($Coro::current != $Coro::main) {	4168	if ($Coro::current != $Coro::main) {
3447	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4169	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3448	unless ++$bug_warning > 10;	4170	unless ++$bug_warning > 10;
3449	return;	4171	return;
3450	}	4172	}
3451		4173
3452	$NOW = $tick_start = Event::time;	4174	cf::one_tick; # one server iteration
3453		4175
3454	cf::server_tick; # one server iteration	4176	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3455		4177
3456	0 && sync_job {#d#	4178	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3457	for(1..10) {	4179	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3458	my $t = Event::time;	4180	Coro::async_pool {
3459	my $map = my $map = new_from_path cf::map "/tmp/x.map"	4181	$Coro::current->{desc} = "runtime saver";
3460	or die;	4182	write_runtime_sync
3461		4183	or error "ERROR: unable to write runtime file: $!";
3462	$map->width (50);
3463	$map->height (50);
3464	$map->alloc;
3465	$map->_load_objects ("/tmp/x.map", 1); #TODO: does not work
3466	my $t = Event::time - $t;
3467
3468	#next unless $t < 0.0013;#d#
3469	if ($t < $min) {
3470	$min = $t;
3471	}
3472	$avg = $avg * 0.99 + $t * 0.01;
3473	}
3474	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3475	exit 0;
3476	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3477	};	4184	};
		4185	}
3478		4186
3479	$RUNTIME += $TICK;
3480	$NEXT_TICK += $TICK;
3481
3482	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3483	$NEXT_RUNTIME_WRITE = $NOW + 10;
3484	Coro::async_pool {
3485	write_runtime
3486	or warn "ERROR: unable to write runtime file: $!";
3487	};
3488	}
3489
3490	# my $AFTER = Event::time;
3491	# warn $AFTER - $NOW;#d#
3492
3493	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4187	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3494	$sig->send;	4188	$sig->send;
3495	}	4189	}
3496	while (my $sig = shift @WAIT_FOR_TICK) {	4190	$WAIT_FOR_TICK->broadcast;
3497	$sig->send;
3498	}
3499		4191
3500	$NOW = Event::time;	4192	$LOAD = ($NOW - $TICK_START) / $TICK;
3501
3502	# if we are delayed by four ticks or more, skip them all
3503	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3504
3505	$TICK_WATCHER->at ($NEXT_TICK);
3506	$TICK_WATCHER->start;
3507
3508	$LOAD = ($NOW - $tick_start) / $TICK;
3509	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4193	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3510		4194
3511	_post_tick;	4195	if (0) {
3512		4196	if ($NEXT_TICK) {
3513		4197	my $jitter = $TICK_START - $NEXT_TICK;
		4198	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4199	debug "jitter $JITTER\n";#d#
		4200	}
3514	},	4201	}
3515	);	4202	}
3516		4203
3517	{	4204	{
3518	BDB::max_poll_time $TICK * 0.1;	4205	# configure BDB
3519	$BDB_POLL_WATCHER = Event->io (	4206
3520	reentrant => 0,
3521	fd => BDB::poll_fileno,
3522	poll => 'r',
3523	prio => 0,
3524	data => WF_AUTOCANCEL,
3525	cb => \&BDB::poll_cb,
3526	);
3527	BDB::min_parallel 8;	4207	BDB::min_parallel 16;
3528		4208	BDB::max_poll_reqs $TICK * 0.1;
3529	BDB::set_sync_prepare {	4209	#$AnyEvent::BDB::WATCHER->priority (1);
3530	my $status;
3531	my $current = $Coro::current;
3532	(
3533	sub {
3534	$status = $!;
3535	$current->ready; undef $current;
3536	},
3537	sub {
3538	Coro::schedule while defined $current;
3539	$! = $status;
3540	},
3541	)
3542	};
3543		4210
3544	unless ($DB_ENV) {	4211	unless ($DB_ENV) {
3545	$DB_ENV = BDB::db_env_create;	4212	$DB_ENV = BDB::db_env_create;
		4213	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		4214	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4215	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		4216	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		4217	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3546		4218
3547	cf::sync_job {	4219	cf::sync_job {
3548	eval {	4220	eval {
3549	BDB::db_env_open	4221	BDB::db_env_open
3550	$DB_ENV,	4222	$DB_ENV,
…		…
3552	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4224	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3553	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4225	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3554	0666;	4226	0666;
3555		4227
3556	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4228	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3557
3558	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3559	$DB_ENV->set_lk_detect;
3560	};	4229	};
3561		4230
3562	cf::cleanup "db_env_open(db): $@" if $@;	4231	cf::cleanup "db_env_open(db): $@" if $@;
3563	};	4232	};
3564	}	4233	}
		4234
		4235	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		4236	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		4237	};
		4238	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		4239	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		4240	};
		4241	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		4242	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		4243	};
3565	}	4244	}
3566		4245
3567	{	4246	{
		4247	# configure IO::AIO
		4248
3568	IO::AIO::min_parallel 8;	4249	IO::AIO::min_parallel 8;
3569
3570	undef $Coro::AIO::WATCHER;
3571	IO::AIO::max_poll_time $TICK * 0.1;	4250	IO::AIO::max_poll_time $TICK * 0.1;
3572	$AIO_POLL_WATCHER = Event->io (	4251	undef $AnyEvent::AIO::WATCHER;
3573	reentrant => 0,
3574	data => WF_AUTOCANCEL,
3575	fd => IO::AIO::poll_fileno,
3576	poll => 'r',
3577	prio => 6,
3578	cb => \&IO::AIO::poll_cb,
3579	);
3580	}	4252	}
3581		4253
3582	my $_log_backtrace;	4254	our $_log_backtrace;
		4255	our $_log_backtrace_last;
3583		4256
3584	sub _log_backtrace {	4257	sub _log_backtrace {
3585	my ($msg, @addr) = @_;	4258	my ($msg, @addr) = @_;
3586		4259
3587	$msg =~ s/\n//;	4260	$msg =~ s/\n$//;
3588		4261
		4262	if ($_log_backtrace_last eq $msg) {
		4263	LOG llevInfo, "[ABT] $msg\n";
		4264	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3589	# limit the # of concurrent backtraces	4265	# limit the # of concurrent backtraces
3590	if ($_log_backtrace < 2) {	4266	} elsif ($_log_backtrace < 2) {
		4267	$_log_backtrace_last = $msg;
3591	++$_log_backtrace;	4268	++$_log_backtrace;
		4269	my $perl_bt = Carp::longmess $msg;
3592	async {	4270	async {
		4271	$Coro::current->{desc} = "abt $msg";
		4272
3593	my @bt = fork_call {	4273	my @bt = fork_call {
3594	@addr = map { sprintf "%x", $_ } @addr;	4274	@addr = map { sprintf "%x", $_ } @addr;
3595	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4275	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3596	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4276	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3597	or die "addr2line: $!";	4277	or die "addr2line: $!";
…		…
3605	}	4285	}
3606		4286
3607	@funcs	4287	@funcs
3608	};	4288	};
3609		4289
3610	LOG llevInfo, "[ABT] $msg\n";	4290	LOG llevInfo, "[ABT] $perl_bt\n";
		4291	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3611	LOG llevInfo, "[ABT] $_\n" for @bt;	4292	LOG llevInfo, "[ABT] $_\n" for @bt;
3612	--$_log_backtrace;	4293	--$_log_backtrace;
3613	};	4294	};
3614	} else {	4295	} else {
3615	LOG llevInfo, "[ABT] $msg\n";	4296	LOG llevInfo, "[ABT] $msg\n";
3616	LOG llevInfo, "[ABT] [suppressed]\n";	4297	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3617	}	4298	}
3618	}	4299	}
3619		4300
3620	# load additional modules	4301	# load additional modules
3621	use cf::pod;	4302	require "cf/$_.pm" for @EXTRA_MODULES;
		4303	cf::_connect_to_perl_2;
3622		4304
3623	END { cf::emergency_save }	4305	END { cf::emergency_save }
3624		4306
3625	1	4307	1
3626		4308

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