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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.356 by root, Tue Sep 4 05:43:21 2007 UTC vs.
Revision 1.589 by root, Sun Nov 4 01:01:13 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	utf8::encode $msg;
193	LOG llevError, $msg;	306	LOG llevWarn, $msg;
194	};	307	};
195	}	308
		309	$Coro::State::DIEHOOK = sub {
		310	return unless $^S eq 0; # "eq", not "=="
		311
		312	error Carp::longmess $_[0];
		313
		314	if (in_main) {#d#
		315	error "DIEHOOK called in main context, Coro bug?\n";#d#
		316	return;#d#
		317	}#d#
		318
		319	# kill coroutine otherwise
		320	Coro::terminate
		321	};
196		322
197	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	323	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
198	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	324	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
199	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	325	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
200	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	326	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
207	for my $pkg (qw(	333	for my $pkg (qw(
208	cf::global cf::attachable	334	cf::global cf::attachable
209	cf::object cf::object::player	335	cf::object cf::object::player
210	cf::client cf::player	336	cf::client cf::player
211	cf::arch cf::living	337	cf::arch cf::living
		338	cf::map cf::mapspace
212	cf::map cf::party cf::region	339	cf::party cf::region
213	)) {	340	)) {
214	no strict 'refs';
215	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	341	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
216	}	342	}
217		343
218	$Event::DIED = sub {	344	$EV::DIED = sub {
219	warn "error in event callback: @_";	345	warn "error in event callback: $@";
220	};	346	};
		347
		348	#############################################################################
		349
		350	sub fork_call(&@);
		351	sub get_slot($;$$);
221		352
222	#############################################################################	353	#############################################################################
223		354
224	=head2 UTILITY FUNCTIONS	355	=head2 UTILITY FUNCTIONS
225		356
…		…
246	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	377	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
247	$d	378	$d
248	} || "[unable to dump $_[0]: '$@']";	379	} || "[unable to dump $_[0]: '$@']";
249	}	380	}
250		381
		382	=item $scalar = cf::load_file $path
		383
		384	Loads the given file from path and returns its contents. Croaks on error
		385	and can block.
		386
		387	=cut
		388
		389	sub load_file($) {
		390	0 <= aio_load $_[0], my $data
		391	or Carp::croak "$_[0]: $!";
		392
		393	$data
		394	}
		395
		396	=item $success = cf::replace_file $path, $data, $sync
		397
		398	Atomically replaces the file at the given $path with new $data, and
		399	optionally $sync the data to disk before replacing the file.
		400
		401	=cut
		402
		403	sub replace_file($$;$) {
		404	my ($path, $data, $sync) = @_;
		405
		406	my $lock = cf::lock_acquire ("replace_file:$path");
		407
		408	my $fh = aio_open "$path~", Fcntl::O_WRONLY | Fcntl::O_CREAT | Fcntl::O_TRUNC, 0644
		409	or return;
		410
		411	$data = $data->() if ref $data;
		412
		413	length $data == aio_write $fh, 0, (length $data), $data, 0
		414	or return;
		415
		416	!$sync
		417	or !aio_fsync $fh
		418	or return;
		419
		420	aio_close $fh
		421	and return;
		422
		423	aio_rename "$path~", $path
		424	and return;
		425
		426	if ($sync) {
		427	$path =~ s%/[^/]*$%%;
		428	aio_pathsync $path;
		429	}
		430
		431	1
		432	}
		433
251	=item $ref = cf::from_json $json	434	=item $ref = cf::decode_json $json
252		435
253	Converts a JSON string into the corresponding perl data structure.	436	Converts a JSON string into the corresponding perl data structure.
254		437
255	=item $json = cf::to_json $ref	438	=item $json = cf::encode_json $ref
256		439
257	Converts a perl data structure into its JSON representation.	440	Converts a perl data structure into its JSON representation.
258		441
259	=cut	442	=cut
260		443
261	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	444	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
262		445
263	sub to_json ($) { $json_coder->encode ($_[0]) }	446	sub encode_json($) { $json_coder->encode ($_[0]) }
264	sub from_json ($) { $json_coder->decode ($_[0]) }	447	sub decode_json($) { $json_coder->decode ($_[0]) }
		448
		449	=item $ref = cf::decode_storable $scalar
		450
		451	Same as Coro::Storable::thaw, so blocks.
		452
		453	=cut
		454
		455	BEGIN { *decode_storable = \&Coro::Storable::thaw }
		456
		457	=item $ref = cf::decode_yaml $scalar
		458
		459	Same as YAML::XS::Load, but doesn't leak, because it forks (and thus blocks).
		460
		461	=cut
		462
		463	sub decode_yaml($) {
		464	fork_call { YAML::XS::Load $_[0] } @_
		465	}
		466
		467	=item $scalar = cf::unlzf $scalar
		468
		469	Same as Compress::LZF::compress, but takes server ticks into account, so
		470	blocks.
		471
		472	=cut
		473
		474	sub unlzf($) {
		475	# we assume 100mb/s minimum decompression speed (noncompressible data on a ~2ghz machine)
		476	cf::get_slot +(length $_[0]) / 100_000_000, 0, "unlzf";
		477	Compress::LZF::decompress $_[0]
		478	}
		479
		480	=item cf::post_init { BLOCK }
		481
		482	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		483	but I<before> the server starts ticking again.
		484
		485	The codeblock will have a single boolean argument to indicate whether this
		486	is a reload or not.
		487
		488	=cut
		489
		490	sub post_init(&) {
		491	push @POST_INIT, shift;
		492	}
		493
		494	sub _post_init {
		495	trace "running post_init jobs";
		496
		497	# run them in parallel...
		498
		499	my @join;
		500
		501	while () {
		502	push @join, map &Coro::async ($_, 0), @POST_INIT;
		503	@POST_INIT = ();
		504
		505	@join or last;
		506
		507	(pop @join)->join;
		508	}
		509	}
265		510
266	=item cf::lock_wait $string	511	=item cf::lock_wait $string
267		512
268	Wait until the given lock is available. See cf::lock_acquire.	513	Wait until the given lock is available. See cf::lock_acquire.
269		514
270	=item my $lock = cf::lock_acquire $string	515	=item my $lock = cf::lock_acquire $string
271		516
272	Wait until the given lock is available and then acquires it and returns	517	Wait until the given lock is available and then acquires it and returns
273	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	518	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
274	for example when the coroutine gets canceled), the lock is automatically	519	for example when the coroutine gets canceled), the lock is automatically
275	returned.	520	returned.
276		521
277	Locks are *not* recursive, locking from the same coro twice results in a	522	Locks are *not* recursive, locking from the same coro twice results in a
278	deadlocked coro.	523	deadlocked coro.
…		…
284		529
285	Return true if the lock is currently active, i.e. somebody has locked it.	530	Return true if the lock is currently active, i.e. somebody has locked it.
286		531
287	=cut	532	=cut
288		533
289	our %LOCK;	534	our $LOCKS = new Coro::SemaphoreSet;
290		535
291	sub lock_wait($) {	536	sub lock_wait($) {
292	my ($key) = @_;	537	$LOCKS->wait ($_[0]);
293
294	# wait for lock, if any
295	while ($LOCK{$key}) {
296	push @{ $LOCK{$key} }, $Coro::current;
297	Coro::schedule;
298	}
299	}	538	}
300		539
301	sub lock_acquire($) {	540	sub lock_acquire($) {
302	my ($key) = @_;	541	$LOCKS->guard ($_[0])
303
304	# wait, to be sure we are not locked
305	lock_wait $key;
306
307	$LOCK{$key} = [];
308
309	Coro::guard {
310	# wake up all waiters, to be on the safe side
311	$_->ready for @{ delete $LOCK{$key} };
312	}
313	}	542	}
314		543
315	sub lock_active($) {	544	sub lock_active($) {
316	my ($key) = @_;	545	$LOCKS->count ($_[0]) < 1
317
318	! ! $LOCK{$key}
319	}	546	}
320		547
321	sub freeze_mainloop {	548	sub freeze_mainloop {
322	return unless $TICK_WATCHER->is_active;	549	tick_inhibit_inc;
323		550
324	my $guard = Coro::guard {	551	&Guard::guard (\&tick_inhibit_dec);
325	$TICK_WATCHER->start;	552	}
326	};	553
327	$TICK_WATCHER->stop;	554	=item cf::periodic $interval, $cb
328	$guard	555
		556	Like EV::periodic, but randomly selects a starting point so that the actions
		557	get spread over time.
		558
		559	=cut
		560
		561	sub periodic($$) {
		562	my ($interval, $cb) = @_;
		563
		564	my $start = rand List::Util::min 180, $interval;
		565
		566	EV::periodic $start, $interval, 0, $cb
329	}	567	}
330		568
331	=item cf::get_slot $time[, $priority[, $name]]	569	=item cf::get_slot $time[, $priority[, $name]]
332		570
333	Allocate $time seconds of blocking CPU time at priority C<$priority>:	571	Allocate $time seconds of blocking CPU time at priority C<$priority>
334	This call blocks and returns only when you have at least C<$time> seconds	572	(default: 0): This call blocks and returns only when you have at least
335	of cpu time till the next tick. The slot is only valid till the next cede.	573	C<$time> seconds of cpu time till the next tick. The slot is only valid
		574	till the next cede.
		575
		576	Background jobs should use a priority les than zero, interactive jobs
		577	should use 100 or more.
336		578
337	The optional C<$name> can be used to identify the job to run. It might be	579	The optional C<$name> can be used to identify the job to run. It might be
338	used for statistical purposes and should identify the same time-class.	580	used for statistical purposes and should identify the same time-class.
339		581
340	Useful for short background jobs.	582	Useful for short background jobs.
341		583
342	=cut	584	=cut
343		585
344	our @SLOT_QUEUE;	586	our @SLOT_QUEUE;
345	our $SLOT_QUEUE;	587	our $SLOT_QUEUE;
		588	our $SLOT_DECAY = 0.9;
346		589
347	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	590	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
348	$SLOT_QUEUE = Coro::async {	591	$SLOT_QUEUE = Coro::async {
		592	$Coro::current->desc ("timeslot manager");
		593
349	my $signal = new Coro::Signal;	594	my $signal = new Coro::Signal;
		595	my $busy;
350		596
351	while () {	597	while () {
352	next_job:	598	next_job:
		599
353	my $avail = cf::till_tick;	600	my $avail = cf::till_tick;
354	if ($avail > 0.01) {	601
355	for (0 .. $#SLOT_QUEUE) {	602	for (0 .. $#SLOT_QUEUE) {
356	if ($SLOT_QUEUE[$_][0] < $avail) {	603	if ($SLOT_QUEUE[$_][0] <= $avail) {
		604	$busy = 0;
357	my $job = splice @SLOT_QUEUE, $_, 1, ();	605	my $job = splice @SLOT_QUEUE, $_, 1, ();
358	$job->[2]->send;	606	$job->[2]->send;
359	Coro::cede;	607	Coro::cede;
360	goto next_job;	608	goto next_job;
361	}	609	} else {
		610	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
362	}	611	}
363	}	612	}
364		613
365	if (@SLOT_QUEUE) {	614	if (@SLOT_QUEUE) {
366	# we do not use wait_For_tick() as it returns immediately when tick is inactive	615	# we do not use wait_for_tick() as it returns immediately when tick is inactive
367	push @cf::WAIT_FOR_TICK, $signal;	616	$WAIT_FOR_TICK->wait;
368	$signal->wait;
369	} else {	617	} else {
		618	$busy = 0;
370	Coro::schedule;	619	Coro::schedule;
371	}	620	}
372	}	621	}
373	};	622	};
374		623
375	sub get_slot($;$$) {	624	sub get_slot($;$$) {
		625	return if tick_inhibit || $Coro::current == $Coro::main;
		626
376	my ($time, $pri, $name) = @_;	627	my ($time, $pri, $name) = @_;
377		628
378	$time = $TICK * .6 if $time > $TICK * .6;	629	$time = clamp $time, 0.01, $TICK * .6;
		630
379	my $sig = new Coro::Signal;	631	my $sig = new Coro::Signal;
380		632
381	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	633	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
382	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	634	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
383	$SLOT_QUEUE->ready;	635	$SLOT_QUEUE->ready;
…		…
394		646
395	BEGIN { *async = \&Coro::async_pool }	647	BEGIN { *async = \&Coro::async_pool }
396		648
397	=item cf::sync_job { BLOCK }	649	=item cf::sync_job { BLOCK }
398		650
399	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	651	The design of Deliantra requires that the main coroutine ($Coro::main)
400	is always able to handle events or runnable, as Crossfire TRT is only	652	is always able to handle events or runnable, as Deliantra is only
401	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	653	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
402	acceptable.	654	acceptable.
403		655
404	If it must be done, put the blocking parts into C<sync_job>. This will run	656	If it must be done, put the blocking parts into C<sync_job>. This will run
405	the given BLOCK in another coroutine while waiting for the result. The	657	the given BLOCK in another coroutine while waiting for the result. The
…		…
409	=cut	661	=cut
410		662
411	sub sync_job(&) {	663	sub sync_job(&) {
412	my ($job) = @_;	664	my ($job) = @_;
413		665
414	if ($Coro::current == $Coro::main) {	666	if (in_main) {
415	my $time = Event::time;	667	my $time = AE::time;
416		668
417	# this is the main coro, too bad, we have to block	669	# this is the main coro, too bad, we have to block
418	# till the operation succeeds, freezing the server :/	670	# till the operation succeeds, freezing the server :/
419		671
420	# TODO: use suspend/resume instead	672	#LOG llevError, Carp::longmess "sync job";#d#
421	# (but this is cancel-safe)	673
422	my $freeze_guard = freeze_mainloop;	674	my $freeze_guard = freeze_mainloop;
423		675
424	my $busy = 1;	676	my $busy = 1;
425	my @res;	677	my @res;
426		678
427	(async {	679	(async {
		680	$Coro::current->desc ("sync job coro");
428	@res = eval { $job->() };	681	@res = eval { $job->() };
429	warn $@ if $@;	682	error $@ if $@;
430	undef $busy;	683	undef $busy;
431	})->prio (Coro::PRIO_MAX);	684	})->prio (Coro::PRIO_MAX);
432		685
433	while ($busy) {	686	while ($busy) {
434	Coro::cede or Event::one_event;	687	if (Coro::nready) {
		688	Coro::cede_notself;
		689	} else {
		690	EV::loop EV::LOOP_ONESHOT;
435	}	691	}
		692	}
436		693
437	$time = Event::time - $time;	694	my $time = AE::time - $time;
438		695
439	LOG llevError | logBacktrace, Carp::longmess "long sync job"
440	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
441
442	$tick_start += $time; # do not account sync jobs to server load	696	$TICK_START += $time; # do not account sync jobs to server load
443		697
444	wantarray ? @res : $res[0]	698	wantarray ? @res : $res[0]
445	} else {	699	} else {
446	# we are in another coroutine, how wonderful, everything just works	700	# we are in another coroutine, how wonderful, everything just works
447		701
…		…
467	$EXT_CORO{$coro+0} = $coro;	721	$EXT_CORO{$coro+0} = $coro;
468		722
469	$coro	723	$coro
470	}	724	}
471		725
472	=item fork_call { }, $args	726	=item fork_call { }, @args
473		727
474	Executes the given code block with the given arguments in a seperate	728	Executes the given code block with the given arguments in a seperate
475	process, returning the results. Everything must be serialisable with	729	process, returning the results. Everything must be serialisable with
476	Coro::Storable. May, of course, block. Note that the executed sub may	730	Coro::Storable. May, of course, block. Note that the executed sub may
477	never block itself or use any form of Event handling.	731	never block itself or use any form of event handling.
478		732
479	=cut	733	=cut
		734
		735	sub post_fork {
		736	reset_signals;
		737	}
480		738
481	sub fork_call(&@) {	739	sub fork_call(&@) {
482	my ($cb, @args) = @_;	740	my ($cb, @args) = @_;
483		741
484	# we seemingly have to make a local copy of the whole thing,	742	# we seemingly have to make a local copy of the whole thing,
485	# otherwise perl prematurely frees the stuff :/	743	# otherwise perl prematurely frees the stuff :/
486	# TODO: investigate and fix (likely this will be rather laborious)	744	# TODO: investigate and fix (likely this will be rather laborious)
487		745
488	my @res = Coro::Util::fork_eval {	746	my @res = Coro::Util::fork_eval {
489	reset_signals;	747	cf::post_fork;
490	&$cb	748	&$cb
491	}, @args;	749	} @args;
492		750
493	wantarray ? @res : $res[-1]	751	wantarray ? @res : $res[-1]
		752	}
		753
		754	sub objinfo {
		755	(
		756	"counter value" => cf::object::object_count,
		757	"objects created" => cf::object::create_count,
		758	"objects destroyed" => cf::object::destroy_count,
		759	"freelist size" => cf::object::free_count,
		760	"allocated objects" => cf::object::objects_size,
		761	"active objects" => cf::object::actives_size,
		762	)
		763	}
		764
		765	=item $coin = coin_from_name $name
		766
		767	=cut
		768
		769	our %coin_alias = (
		770	"silver" => "silvercoin",
		771	"silvercoin" => "silvercoin",
		772	"silvercoins" => "silvercoin",
		773	"gold" => "goldcoin",
		774	"goldcoin" => "goldcoin",
		775	"goldcoins" => "goldcoin",
		776	"platinum" => "platinacoin",
		777	"platinumcoin" => "platinacoin",
		778	"platinumcoins" => "platinacoin",
		779	"platina" => "platinacoin",
		780	"platinacoin" => "platinacoin",
		781	"platinacoins" => "platinacoin",
		782	"royalty" => "royalty",
		783	"royalties" => "royalty",
		784	);
		785
		786	sub coin_from_name($) {
		787	$coin_alias{$_[0]}
		788	? cf::arch::find $coin_alias{$_[0]}
		789	: undef
494	}	790	}
495		791
496	=item $value = cf::db_get $family => $key	792	=item $value = cf::db_get $family => $key
497		793
498	Returns a single value from the environment database.	794	Returns a single value from the environment database.
…		…
500	=item cf::db_put $family => $key => $value	796	=item cf::db_put $family => $key => $value
501		797
502	Stores the given C<$value> in the family. It can currently store binary	798	Stores the given C<$value> in the family. It can currently store binary
503	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	799	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
504		800
		801	=item $db = cf::db_table "name"
		802
		803	Create and/or open a new database table. The string must not be "db" and must be unique
		804	within each server.
		805
505	=cut	806	=cut
		807
		808	sub db_table($) {
		809	cf::error "db_get called from main context"
		810	if $Coro::current == $Coro::main;
		811
		812	my ($name) = @_;
		813	my $db = BDB::db_create $DB_ENV;
		814
		815	eval {
		816	$db->set_flags (BDB::CHKSUM);
		817
		818	utf8::encode $name;
		819	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		820	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		821	cf::cleanup "db_open(db): $!" if $!;
		822	};
		823	cf::cleanup "db_open(db): $@" if $@;
		824
		825	$db
		826	}
506		827
507	our $DB;	828	our $DB;
508		829
509	sub db_init {	830	sub db_init {
510	unless ($DB) {	831	$DB ||= db_table "db";
511	$DB = BDB::db_create $DB_ENV;
512
513	cf::sync_job {
514	eval {
515	$DB->set_flags (BDB::CHKSUM);
516
517	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
518	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
519	cf::cleanup "db_open(db): $!" if $!;
520	};
521	cf::cleanup "db_open(db): $@" if $@;
522	};
523	}
524	}	832	}
525		833
526	sub db_get($$) {	834	sub db_get($$) {
527	my $key = "$_[0]/$_[1]";	835	my $key = "$_[0]/$_[1]";
528		836
529	cf::sync_job {	837	cf::error "db_get called from main context"
		838	if $Coro::current == $Coro::main;
		839
530	BDB::db_get $DB, undef, $key, my $data;	840	BDB::db_get $DB, undef, $key, my $data;
531		841
532	$! ? ()	842	$! ? ()
533	: $data	843	: $data
534	}
535	}	844	}
536		845
537	sub db_put($$$) {	846	sub db_put($$$) {
538	BDB::dbreq_pri 4;	847	BDB::dbreq_pri 4;
539	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	848	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
567		876
568	my @data;	877	my @data;
569	my $md5;	878	my $md5;
570		879
571	for (0 .. $#$src) {	880	for (0 .. $#$src) {
572	0 <= aio_load $src->[$_], $data[$_]	881	$data[$_] = load_file $src->[$_];
573	or Carp::croak "$src->[$_]: $!";
574	}	882	}
575		883
576	# if processing is expensive, check	884	# if processing is expensive, check
577	# checksum first	885	# checksum first
578	if (1) {	886	if (1) {
…		…
595		903
596	my $t1 = Time::HiRes::time;	904	my $t1 = Time::HiRes::time;
597	my $data = $process->(\@data);	905	my $data = $process->(\@data);
598	my $t2 = Time::HiRes::time;	906	my $t2 = Time::HiRes::time;
599		907
600	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	908	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
601		909
602	db_put cache => "$id/data", $data;	910	db_put cache => "$id/data", $data;
603	db_put cache => "$id/md5" , $md5;	911	db_put cache => "$id/md5" , $md5;
604	db_put cache => "$id/meta", $meta;	912	db_put cache => "$id/meta", $meta;
605		913
…		…
615		923
616	=cut	924	=cut
617		925
618	sub datalog($@) {	926	sub datalog($@) {
619	my ($type, %kv) = @_;	927	my ($type, %kv) = @_;
620	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	928	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
621	}	929	}
622		930
623	=back	931	=back
624		932
625	=cut	933	=cut
626		934
627	#############################################################################	935	#############################################################################
628		936
629	=head2 ATTACHABLE OBJECTS	937	=head2 ATTACHABLE OBJECTS
630		938
631	Many objects in crossfire are so-called attachable objects. That means you can	939	Many objects in deliantra are so-called attachable objects. That means you can
632	attach callbacks/event handlers (a collection of which is called an "attachment")	940	attach callbacks/event handlers (a collection of which is called an "attachment")
633	to it. All such attachable objects support the following methods.	941	to it. All such attachable objects support the following methods.
634		942
635	In the following description, CLASS can be any of C<global>, C<object>	943	In the following description, CLASS can be any of C<global>, C<object>
636	C<player>, C<client> or C<map> (i.e. the attachable objects in	944	C<player>, C<client> or C<map> (i.e. the attachable objects in
637	Crossfire TRT).	945	Deliantra).
638		946
639	=over 4	947	=over 4
640		948
641	=item $attachable->attach ($attachment, key => $value...)	949	=item $attachable->attach ($attachment, key => $value...)
642		950
…		…
686	=item cf::CLASS::attachment $name, ...	994	=item cf::CLASS::attachment $name, ...
687		995
688	Register an attachment by C<$name> through which attachable objects of the	996	Register an attachment by C<$name> through which attachable objects of the
689	given CLASS can refer to this attachment.	997	given CLASS can refer to this attachment.
690		998
691	Some classes such as crossfire maps and objects can specify attachments	999	Some classes such as deliantra maps and objects can specify attachments
692	that are attached at load/instantiate time, thus the need for a name.	1000	that are attached at load/instantiate time, thus the need for a name.
693		1001
694	These calls expect any number of the following handler/hook descriptions:	1002	These calls expect any number of the following handler/hook descriptions:
695		1003
696	=over 4	1004	=over 4
…		…
820		1128
821	} elsif (exists $cb_id{$type}) {	1129	} elsif (exists $cb_id{$type}) {
822	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1130	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
823		1131
824	} elsif (ref $type) {	1132	} elsif (ref $type) {
825	warn "attaching objects not supported, ignoring.\n";	1133	error "attaching objects not supported, ignoring.\n";
826		1134
827	} else {	1135	} else {
828	shift @arg;	1136	shift @arg;
829	warn "attach argument '$type' not supported, ignoring.\n";	1137	error "attach argument '$type' not supported, ignoring.\n";
830	}	1138	}
831	}	1139	}
832	}	1140	}
833		1141
834	sub _object_attach {	1142	sub _object_attach {
…		…
844	_attach $registry, $klass, @attach;	1152	_attach $registry, $klass, @attach;
845	}	1153	}
846		1154
847	$obj->{$name} = \%arg;	1155	$obj->{$name} = \%arg;
848	} else {	1156	} else {
849	warn "object uses attachment '$name' which is not available, postponing.\n";	1157	info "object uses attachment '$name' which is not available, postponing.\n";
850	}	1158	}
851		1159
852	$obj->{_attachment}{$name} = undef;	1160	$obj->{_attachment}{$name} = undef;
853	}	1161	}
854		1162
…		…
913		1221
914	for (@$callbacks) {	1222	for (@$callbacks) {
915	eval { &{$_->[1]} };	1223	eval { &{$_->[1]} };
916		1224
917	if ($@) {	1225	if ($@) {
918	warn "$@";
919	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1226	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
920	override;	1227	override;
921	}	1228	}
922		1229
923	return 1 if $override;	1230	return 1 if $override;
924	}	1231	}
925		1232
926	0	1233	0
927	}	1234	}
928		1235
929	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1236	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
930		1237
931	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1238	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
932		1239
933	Generate an object-specific event with the given arguments.	1240	Generate an object-specific event with the given arguments.
934		1241
…		…
940		1247
941	=cut	1248	=cut
942		1249
943	#############################################################################	1250	#############################################################################
944	# object support	1251	# object support
945	#
946		1252
		1253	sub _object_equal($$);
		1254	sub _object_equal($$) {
		1255	my ($a, $b) = @_;
		1256
		1257	return 0 unless (ref $a) eq (ref $b);
		1258
		1259	if ("HASH" eq ref $a) {
		1260	my @ka = keys %$a;
		1261	my @kb = keys %$b;
		1262
		1263	return 0 if @ka != @kb;
		1264
		1265	for (0 .. $#ka) {
		1266	return 0 unless $ka[$_] eq $kb[$_];
		1267	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1268	}
		1269
		1270	} elsif ("ARRAY" eq ref $a) {
		1271
		1272	return 0 if @$a != @$b;
		1273
		1274	for (0 .. $#$a) {
		1275	return 0 unless _object_equal $a->[$_], $b->[$_];
		1276	}
		1277
		1278	} elsif ($a ne $b) {
		1279	return 0;
		1280	}
		1281
		1282	1
		1283	}
		1284
		1285	our $SLOW_MERGES;#d#
947	sub _can_merge {	1286	sub _can_merge {
948	my ($ob1, $ob2) = @_;	1287	my ($ob1, $ob2) = @_;
949		1288
950	local $Storable::canonical = 1;	1289	++$SLOW_MERGES;#d#
951	my $fob1 = Storable::freeze $ob1;
952	my $fob2 = Storable::freeze $ob2;
953		1290
954	$fob1 eq $fob2	1291	# we do the slow way here
		1292	return _object_equal $ob1, $ob2
955	}	1293	}
956		1294
957	sub reattach {	1295	sub reattach {
958	# basically do the same as instantiate, without calling instantiate	1296	# basically do the same as instantiate, without calling instantiate
959	my ($obj) = @_;	1297	my ($obj) = @_;
960		1298
		1299	# no longer needed after getting rid of delete_package?
961	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1300	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
962		1301
963	my $registry = $obj->registry;	1302	my $registry = $obj->registry;
964		1303
965	@$registry = ();	1304	@$registry = ();
966		1305
…		…
971	for (@$attach) {	1310	for (@$attach) {
972	my ($klass, @attach) = @$_;	1311	my ($klass, @attach) = @$_;
973	_attach $registry, $klass, @attach;	1312	_attach $registry, $klass, @attach;
974	}	1313	}
975	} else {	1314	} else {
976	warn "object uses attachment '$name' that is not available, postponing.\n";	1315	info "object uses attachment '$name' that is not available, postponing.\n";
977	}	1316	}
978	}	1317	}
979	}	1318	}
980		1319
981	cf::attachable->attach (	1320	cf::attachable->attach (
982	prio => -1000000,	1321	prio => -1000000,
983	on_instantiate => sub {	1322	on_instantiate => sub {
984	my ($obj, $data) = @_;	1323	my ($obj, $data) = @_;
985		1324
986	$data = from_json $data;	1325	$data = decode_json $data;
987		1326
988	for (@$data) {	1327	for (@$data) {
989	my ($name, $args) = @$_;	1328	my ($name, $args) = @$_;
990		1329
991	$obj->attach ($name, %{$args || {} });	1330	$obj->attach ($name, %{$args || {} });
…		…
1005	);	1344	);
1006		1345
1007	sub object_freezer_save {	1346	sub object_freezer_save {
1008	my ($filename, $rdata, $objs) = @_;	1347	my ($filename, $rdata, $objs) = @_;
1009		1348
1010	my $guard = cf::lock_acquire "io";
1011
1012	sync_job {	1349	sync_job {
1013	if (length $$rdata) {	1350	if (length $$rdata) {
		1351	utf8::decode (my $decname = $filename);
1014	warn sprintf "saving %s (%d,%d)\n",	1352	trace sprintf "saving %s (%d,%d)\n",
1015	$filename, length $$rdata, scalar @$objs;	1353	$decname, length $$rdata, scalar @$objs
		1354	if $VERBOSE_IO;
1016		1355
1017	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1356	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1018	chmod SAVE_MODE, $fh;	1357	aio_chmod $fh, SAVE_MODE;
1019	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1358	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1020	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	}
1021	close $fh;	1363	aio_close $fh;
1022		1364
1023	if (@$objs) {	1365	if (@$objs) {
1024	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) {
1025	chmod SAVE_MODE, $fh;	1367	aio_chmod $fh, SAVE_MODE;
1026	my $data = Storable::nfreeze { version => 1, objs => $objs };	1368	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1027	aio_write $fh, 0, (length $data), $data, 0;	1369	aio_write $fh, 0, (length $data), $data, 0;
1028	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	}
1029	close $fh;	1374	aio_close $fh;
1030	aio_rename "$filename.pst~", "$filename.pst";	1375	aio_rename "$filename.pst~", "$filename.pst";
1031	}	1376	}
1032	} else {	1377	} else {
1033	aio_unlink "$filename.pst";	1378	aio_unlink "$filename.pst";
1034	}	1379	}
1035		1380
1036	aio_rename "$filename~", $filename;	1381	aio_rename "$filename~", $filename;
		1382
		1383	$filename =~ s%/[^/]+$%%;
		1384	aio_pathsync $filename if $cf::USE_FSYNC;
1037	} else {	1385	} else {
1038	warn "FATAL: $filename~: $!\n";	1386	error "unable to save objects: $filename~: $!\n";
1039	}	1387	}
1040	} else {	1388	} else {
1041	aio_unlink $filename;	1389	aio_unlink $filename;
1042	aio_unlink "$filename.pst";	1390	aio_unlink "$filename.pst";
1043	}	1391	}
1044	};	1392	};
1045
1046	undef $guard;
1047	}	1393	}
1048		1394
1049	sub object_freezer_as_string {	1395	sub object_freezer_as_string {
1050	my ($rdata, $objs) = @_;	1396	my ($rdata, $objs) = @_;
1051		1397
…		…
1056		1402
1057	sub object_thawer_load {	1403	sub object_thawer_load {
1058	my ($filename) = @_;	1404	my ($filename) = @_;
1059		1405
1060	my ($data, $av);	1406	my ($data, $av);
1061
1062	my $guard = cf::lock_acquire "io";
1063		1407
1064	(aio_load $filename, $data) >= 0	1408	(aio_load $filename, $data) >= 0
1065	or return;	1409	or return;
1066		1410
1067	unless (aio_stat "$filename.pst") {	1411	unless (aio_stat "$filename.pst") {
1068	(aio_load "$filename.pst", $av) >= 0	1412	(aio_load "$filename.pst", $av) >= 0
1069	or return;	1413	or return;
1070		1414
1071	undef $guard;
1072	$av = eval { (Storable::thaw $av)->{objs} };	1415	my $st = eval { Coro::Storable::thaw $av };
		1416	$av = $st->{objs};
1073	}	1417	}
1074		1418
		1419	utf8::decode (my $decname = $filename);
1075	warn sprintf "loading %s (%d)\n",	1420	trace sprintf "loading %s (%d,%d)\n",
1076	$filename, length $data, scalar @{$av || []};	1421	$decname, length $data, scalar @{$av || []}
		1422	if $VERBOSE_IO;
1077		1423
1078	($data, $av)	1424	($data, $av)
1079	}	1425	}
1080		1426
1081	=head2 COMMAND CALLBACKS	1427	=head2 COMMAND CALLBACKS
…		…
1137	my ($name, $cb) = @_;	1483	my ($name, $cb) = @_;
1138		1484
1139	$EXTICMD{$name} = $cb;	1485	$EXTICMD{$name} = $cb;
1140	}	1486	}
1141		1487
		1488	use File::Glob ();
		1489
1142	cf::player->attach (	1490	cf::player->attach (
1143	on_command => sub {	1491	on_unknown_command => sub {
1144	my ($pl, $name, $params) = @_;	1492	my ($pl, $name, $params) = @_;
1145		1493
1146	my $cb = $COMMAND{$name}	1494	my $cb = $COMMAND{$name}
1147	or return;	1495	or return;
1148		1496
…		…
1156	my ($pl, $buf) = @_;	1504	my ($pl, $buf) = @_;
1157		1505
1158	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1506	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1159		1507
1160	if (ref $msg) {	1508	if (ref $msg) {
1161	my ($type, $reply, @payload) =	1509	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
1162	"ARRAY" eq ref $msg
1163	? @$msg
1164	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1165		1510
1166	my @reply;	1511	my @reply;
1167		1512
1168	if (my $cb = $EXTCMD{$type}) {	1513	if (my $cb = $EXTCMD{$type}) {
1169	@reply = $cb->($pl, @payload);	1514	@reply = $cb->($pl, @payload);
…		…
1171		1516
1172	$pl->ext_reply ($reply, @reply)	1517	$pl->ext_reply ($reply, @reply)
1173	if $reply;	1518	if $reply;
1174		1519
1175	} else {	1520	} else {
1176	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1521	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1177	}	1522	}
1178		1523
1179	cf::override;	1524	cf::override;
1180	},	1525	},
1181	);	1526	);
1182		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
1183	sub load_extensions {	1552	sub load_extensions {
		1553	info "loading extensions...";
		1554
		1555	%EXT_CFG = ();
		1556
1184	cf::sync_job {	1557	cf::sync_job {
1185	my %todo;	1558	my %todo;
1186		1559
1187	for my $path (<$LIBDIR/*.ext>) {	1560	for my $path (<$LIBDIR/*.ext>) {
1188	next unless -r $path;	1561	next unless -r $path;
…		…
1206		1579
1207	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1580	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1208	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1581	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1209		1582
1210	$ext{source} =	1583	$ext{source} =
1211	"package $pkg; use strict; use utf8;\n"	1584	"package $pkg; use common::sense;\n"
1212	. "#line 1 \"$path\"\n{\n"	1585	. "#line 1 \"$path\"\n{\n"
1213	. $source	1586	. $source
1214	. "\n};\n1";	1587	. "\n};\n1";
1215		1588
1216	$todo{$base} = \%ext;	1589	$todo{$base} = \%ext;
1217	}	1590	}
1218		1591
		1592	my $pass = 0;
1219	my %done;	1593	my %done;
1220	while (%todo) {	1594	while (%todo) {
1221	my $progress;	1595	my $progress;
1222		1596
		1597	++$pass;
		1598
		1599	ext:
1223	while (my ($k, $v) = each %todo) {	1600	while (my ($k, $v) = each %todo) {
1224	for (split /,\s*/, $v->{meta}{depends}) {	1601	for (split /,\s*/, $v->{meta}{depends}) {
1225	goto skip	1602	next ext
1226	unless exists $done{$_};	1603	unless exists $done{$_};
1227	}	1604	}
1228		1605
1229	warn "... loading '$k' into '$v->{pkg}'\n";	1606	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1230		1607
1231	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 $@) {
1232	my $msg = $@ ? "$v->{path}: $@\n"	1620	error "$v->{path}: $@\n";
1233	: "$v->{base}: extension inactive.\n";
1234		1621
		1622	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1235	if (exists $v->{meta}{mandatory}) {	1623	if exists $v->{meta}{mandatory};
1236	warn $msg;	1624
1237	warn "mandatory extension failed to load, exiting.\n";	1625	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1238	exit 1;	1626	delete $todo{$k};
1239	}	1627	} else {
1240		1628	$done{$k} = delete $todo{$k};
1241	warn $msg;	1629	push @EXTS, $v->{pkg};
		1630	$progress = 1;
		1631
		1632	info "$v->{base}: extension inactive.\n"
		1633	unless $active;
1242	}	1634	}
1243
1244	$done{$k} = delete $todo{$k};
1245	push @EXTS, $v->{pkg};
1246	$progress = 1;
1247	}	1635	}
1248		1636
1249	skip:	1637	unless ($progress) {
1250	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1638	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1251	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	}
1252	}	1647	}
1253	};	1648	};
1254	}	1649	}
1255		1650
1256	#############################################################################	1651	#############################################################################
1257		1652
1258	=back	1653	=back
1259		1654
1260	=head2 CORE EXTENSIONS	1655	=head2 CORE EXTENSIONS
1261		1656
1262	Functions and methods that extend core crossfire objects.	1657	Functions and methods that extend core deliantra objects.
1263		1658
1264	=cut	1659	=cut
1265		1660
1266	package cf::player;	1661	package cf::player;
1267		1662
1268	use Coro::AIO;	1663	use Coro::AIO;
1269		1664
1270	=head3 cf::player	1665	=head3 cf::player
1271		1666
1272	=over 4	1667	=over 4
		1668
		1669	=item cf::player::num_playing
		1670
		1671	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1672
		1673	=cut
		1674
		1675	sub num_playing {
		1676	scalar grep
		1677	$_->ob->map
		1678	&& !$_->hidden
		1679	&& !$_->ob->flag (cf::FLAG_WIZ),
		1680	cf::player::list
		1681	}
1273		1682
1274	=item cf::player::find $login	1683	=item cf::player::find $login
1275		1684
1276	Returns the given player object, loading it if necessary (might block).	1685	Returns the given player object, loading it if necessary (might block).
1277		1686
…		…
1296		1705
1297	sub exists($) {	1706	sub exists($) {
1298	my ($login) = @_;	1707	my ($login) = @_;
1299		1708
1300	$cf::PLAYER{$login}	1709	$cf::PLAYER{$login}
1301	or cf::sync_job { !aio_stat path $login }	1710	or !aio_stat path $login
1302	}	1711	}
1303		1712
1304	sub find($) {	1713	sub find($) {
1305	return $cf::PLAYER{$_[0]} || do {	1714	return $cf::PLAYER{$_[0]} || do {
1306	my $login = $_[0];	1715	my $login = $_[0];
…		…
1316	aio_unlink +(playerdir $login) . "/$login.pl";	1725	aio_unlink +(playerdir $login) . "/$login.pl";
1317		1726
1318	my $f = new_from_file cf::object::thawer path $login	1727	my $f = new_from_file cf::object::thawer path $login
1319	or return;	1728	or return;
1320		1729
1321	$f->next;
1322	my $pl = cf::player::load_pl $f	1730	my $pl = cf::player::load_pl $f
1323	or return;	1731	or return;
		1732
1324	local $cf::PLAYER_LOADING{$login} = $pl;	1733	local $cf::PLAYER_LOADING{$login} = $pl;
1325	$f->resolve_delayed_derefs;	1734	$f->resolve_delayed_derefs;
1326	$cf::PLAYER{$login} = $pl	1735	$cf::PLAYER{$login} = $pl
1327	}	1736	}
1328	}	1737	}
1329	}	1738	}
1330		1739
		1740	cf::player->attach (
		1741	on_load => sub {
		1742	my ($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
1331	sub save($) {	1753	sub save($) {
1332	my ($pl) = @_;	1754	my ($pl) = @_;
1333		1755
1334	return if $pl->{deny_save};	1756	return if $pl->{deny_save};
1335		1757
…		…
1338		1760
1339	return if $pl->{deny_save};	1761	return if $pl->{deny_save};
1340		1762
1341	aio_mkdir playerdir $pl, 0770;	1763	aio_mkdir playerdir $pl, 0770;
1342	$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];
1343		1770
1344	$pl->save_pl ($path);	1771	$pl->save_pl ($path);
1345	cf::cede_to_tick;	1772	cf::cede_to_tick;
1346	}	1773	}
1347		1774
…		…
1379	my ($pl) = @_;	1806	my ($pl) = @_;
1380		1807
1381	my $name = $pl->ob->name;	1808	my $name = $pl->ob->name;
1382		1809
1383	$pl->{deny_save} = 1;	1810	$pl->{deny_save} = 1;
1384	$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
1385		1812
1386	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1813	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1387	$pl->deactivate;	1814	$pl->deactivate;
		1815
		1816	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1388	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1817	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1818	ext::highscore::check ($pl->ob);
		1819
1389	$pl->ns->destroy if $pl->ns;	1820	$pl->ns->destroy if $pl->ns;
1390		1821
1391	my $path = playerdir $pl;	1822	my $path = playerdir $pl;
1392	my $temp = "$path~$cf::RUNTIME~deleting~";	1823	my $temp = "$path~$cf::RUNTIME~deleting~";
1393	aio_rename $path, $temp;	1824	aio_rename $path, $temp;
…		…
1431		1862
1432	for my $login (@$dirs) {	1863	for my $login (@$dirs) {
1433	my $path = path $login;	1864	my $path = path $login;
1434		1865
1435	# a .pst is a dead give-away for a valid player	1866	# a .pst is a dead give-away for a valid player
1436	unless (-e "$path.pst") {	1867	# if no pst file found, open and chekc for blocked users
		1868	if (aio_stat "$path.pst") {
1437	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1869	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1438	aio_read $fh, 0, 512, my $buf, 0 or next;	1870	aio_read $fh, 0, 512, my $buf, 0 or next;
1439	$buf !~ /^password -------------$/m or next; # official not-valid tag	1871	$buf !~ /^password -------------$/m or next; # official not-valid tag
1440	}	1872	}
1441		1873
…		…
1445		1877
1446	\@logins	1878	\@logins
1447	}	1879	}
1448		1880
1449	=item $player->maps	1881	=item $player->maps
		1882
		1883	=item cf::player::maps $login
1450		1884
1451	Returns an arrayref of map paths that are private for this	1885	Returns an arrayref of map paths that are private for this
1452	player. May block.	1886	player. May block.
1453		1887
1454	=cut	1888	=cut
…		…
1472	}	1906	}
1473		1907
1474	\@paths	1908	\@paths
1475	}	1909	}
1476		1910
1477	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1911	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1478		1912
1479	Expand crossfire pod fragments into protocol xml.	1913	Expand deliantra pod fragments into protocol xml.
1480
1481	=cut
1482
1483	sub expand_cfpod {
1484	((my $self), (local $_)) = @_;
1485
1486	# escape & and <
1487	s/&/&amp;/g;
1488	s/(?<![BIUGHT])</&lt;/g;
1489
1490	# this is buggy, it needs to properly take care of nested <'s
1491
1492	1 while
1493	# replace B<>, I<>, U<> etc.
1494	s/B<([^\>]*)>/<b>$1<\/b>/
1495	|| s/I<([^\>]*)>/<i>$1<\/i>/
1496	|| s/U<([^\>]*)>/<u>$1<\/u>/
1497	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1498	# replace G<male|female> tags
1499	|| s{G<([^>|]*)\|([^>]*)>}{
1500	$self->gender ? $2 : $1
1501	}ge
1502	# replace H<hint text>
1503	|| s{H<([^\>]*)>}
1504	{
1505	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1506	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1507	"")
1508	[$self->{hintmode}]
1509	}ge;
1510
1511	# create single paragraphs (very hackish)
1512	s/(?<=\S)\n(?=\w)/ /g;
1513
1514	# compress some whitespace
1515	s/\s+\n/\n/g; # ws line-ends
1516	s/\n\n+/\n/g; # double lines
1517	s/^\n+//; # beginning lines
1518	s/\n+$//; # ending lines
1519
1520	$_
1521	}
1522
1523	sub hintmode {
1524	$_[0]{hintmode} = $_[1] if @_ > 1;
1525	$_[0]{hintmode}
1526	}
1527		1914
1528	=item $player->ext_reply ($msgid, @msg)	1915	=item $player->ext_reply ($msgid, @msg)
1529		1916
1530	Sends an ext reply to the player.	1917	Sends an ext reply to the player.
1531		1918
…		…
1563		1950
1564	=cut	1951	=cut
1565		1952
1566	sub find_by_path($) {	1953	sub find_by_path($) {
1567	my ($path) = @_;	1954	my ($path) = @_;
		1955
		1956	$path =~ s/^~[^\/]*//; # skip ~login
1568		1957
1569	my ($match, $specificity);	1958	my ($match, $specificity);
1570		1959
1571	for my $region (list) {	1960	for my $region (list) {
1572	if ($region->{match} && $path =~ $region->{match}) {	1961	if ($region->{match} && $path =~ $region->{match}) {
…		…
1598	our $MAX_RESET = 3600;	1987	our $MAX_RESET = 3600;
1599	our $DEFAULT_RESET = 3000;	1988	our $DEFAULT_RESET = 3000;
1600		1989
1601	sub generate_random_map {	1990	sub generate_random_map {
1602	my ($self, $rmp) = @_;	1991	my ($self, $rmp) = @_;
1603	# mit "rum" bekleckern, nicht	1992
		1993	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1994
1604	$self->_create_random_map (	1995	$self->_create_random_map ($rmp);
1605	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1606	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1607	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1608	$rmp->{exit_on_final_map},
1609	$rmp->{xsize}, $rmp->{ysize},
1610	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1611	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1612	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1613	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1614	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1615	(cf::region::find $rmp->{region}), $rmp->{custom}
1616	)
1617	}	1996	}
1618		1997
1619	=item cf::map->register ($regex, $prio)	1998	=item cf::map->register ($regex, $prio)
1620		1999
1621	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
…		…
1626		2005
1627	sub register {	2006	sub register {
1628	my (undef, $regex, $prio) = @_;	2007	my (undef, $regex, $prio) = @_;
1629	my $pkg = caller;	2008	my $pkg = caller;
1630		2009
1631	no strict;
1632	push @{"$pkg\::ISA"}, __PACKAGE__;	2010	push @{"$pkg\::ISA"}, __PACKAGE__;
1633		2011
1634	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2012	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1635	}	2013	}
1636		2014
1637	# also paths starting with '/'	2015	# also paths starting with '/'
1638	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	2016	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1639		2017
1640	sub thawer_merge {	2018	sub thawer_merge {
1641	my ($self, $merge) = @_;	2019	my ($self, $merge) = @_;
1642		2020
1643	# we have to keep some variables in memory intact	2021	# we have to keep some variables in memory intact
…		…
1648	}	2026	}
1649		2027
1650	sub normalise {	2028	sub normalise {
1651	my ($path, $base) = @_;	2029	my ($path, $base) = @_;
1652		2030
1653	$path = "$path"; # make sure its a string	2031	$path = "$path"; # make sure it's a string
1654		2032
1655	$path =~ s/\.map$//;	2033	$path =~ s/\.map$//;
1656		2034
1657	# map plan:	2035	# map plan:
1658	#	2036	#
…		…
1673	$base =~ s{[^/]+/?$}{};	2051	$base =~ s{[^/]+/?$}{};
1674	$path = "$base/$path";	2052	$path = "$base/$path";
1675	}	2053	}
1676		2054
1677	for ($path) {	2055	for ($path) {
1678	redo if s{//}{/};
1679	redo if s{/\.?/}{/};	2056	redo if s{/\.?/}{/};
1680	redo if s{/[^/]+/\.\./}{/};	2057	redo if s{/[^/]+/\.\./}{/};
1681	}	2058	}
1682		2059
1683	$path	2060	$path
…		…
1697	$self->init; # pass $1 etc.	2074	$self->init; # pass $1 etc.
1698	return $self;	2075	return $self;
1699	}	2076	}
1700	}	2077	}
1701		2078
1702	Carp::cluck "unable to resolve path '$path' (base '$base').";	2079	Carp::cluck "unable to resolve path '$path' (base '$base')";
1703	()	2080	()
1704	}	2081	}
1705		2082
		2083	# may re-bless or do other evil things
1706	sub init {	2084	sub init {
1707	my ($self) = @_;	2085	my ($self) = @_;
1708		2086
1709	$self	2087	$self
1710	}	2088	}
…		…
1729		2107
1730	# the temporary/swap location	2108	# the temporary/swap location
1731	sub save_path {	2109	sub save_path {
1732	my ($self) = @_;	2110	my ($self) = @_;
1733		2111
1734	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2112	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1735	"$TMPDIR/$path.map"	2113	"$TMPDIR/$path.map"
1736	}	2114	}
1737		2115
1738	# the unique path, undef == no special unique path	2116	# the unique path, undef == no special unique path
1739	sub uniq_path {	2117	sub uniq_path {
1740	my ($self) = @_;	2118	my ($self) = @_;
1741		2119
1742	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2120	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1743	"$UNIQUEDIR/$path"	2121	"$UNIQUEDIR/$path"
1744	}
1745
1746	# and all this just because we cannot iterate over
1747	# all maps in C++...
1748	sub change_all_map_light {
1749	my ($change) = @_;
1750
1751	$_->change_map_light ($change)
1752	for grep $_->outdoor, values %cf::MAP;
1753	}	2122	}
1754		2123
1755	sub decay_objects {	2124	sub decay_objects {
1756	my ($self) = @_;	2125	my ($self) = @_;
1757		2126
…		…
1784	$self->{load_path} = $path;	2153	$self->{load_path} = $path;
1785		2154
1786	1	2155	1
1787	}	2156	}
1788		2157
		2158	# used to laod the header of an original map
1789	sub load_header_orig {	2159	sub load_header_orig {
1790	my ($self) = @_;	2160	my ($self) = @_;
1791		2161
1792	$self->load_header_from ($self->load_path)	2162	$self->load_header_from ($self->load_path)
1793	}	2163	}
1794		2164
		2165	# used to laod the header of an instantiated map
1795	sub load_header_temp {	2166	sub load_header_temp {
1796	my ($self) = @_;	2167	my ($self) = @_;
1797		2168
1798	$self->load_header_from ($self->save_path)	2169	$self->load_header_from ($self->save_path)
1799	}	2170	}
1800		2171
		2172	# called after loading the header from an instantiated map
1801	sub prepare_temp {	2173	sub prepare_temp {
1802	my ($self) = @_;	2174	my ($self) = @_;
1803		2175
1804	$self->last_access ((delete $self->{last_access})	2176	$self->last_access ((delete $self->{last_access})
1805	|| $cf::RUNTIME); #d#	2177	|| $cf::RUNTIME); #d#
1806	# safety	2178	# safety
1807	$self->{instantiate_time} = $cf::RUNTIME	2179	$self->{instantiate_time} = $cf::RUNTIME
1808	if $self->{instantiate_time} > $cf::RUNTIME;	2180	if $self->{instantiate_time} > $cf::RUNTIME;
1809	}	2181	}
1810		2182
		2183	# called after loading the header from an original map
1811	sub prepare_orig {	2184	sub prepare_orig {
1812	my ($self) = @_;	2185	my ($self) = @_;
1813		2186
1814	$self->{load_original} = 1;	2187	$self->{load_original} = 1;
1815	$self->{instantiate_time} = $cf::RUNTIME;	2188	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1839		2212
1840	sub find;	2213	sub find;
1841	sub find {	2214	sub find {
1842	my ($path, $origin) = @_;	2215	my ($path, $origin) = @_;
1843		2216
		2217	cf::cede_to_tick;
		2218
1844	$path = normalise $path, $origin && $origin->path;	2219	$path = normalise $path, $origin;
1845		2220
		2221	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1846	cf::lock_wait "map_find:$path";	2222	my $guard2 = cf::lock_acquire "map_find:$path";
1847		2223
1848	$cf::MAP{$path} || do {	2224	$cf::MAP{$path} || do {
1849	my $guard = cf::lock_acquire "map_find:$path";
1850	my $map = new_from_path cf::map $path	2225	my $map = new_from_path cf::map $path
1851	or return;	2226	or return;
1852		2227
1853	$map->{last_save} = $cf::RUNTIME;	2228	$map->{last_save} = $cf::RUNTIME;
1854		2229
…		…
1856	or return;	2231	or return;
1857		2232
1858	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2233	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1859	# doing this can freeze the server in a sync job, obviously	2234	# doing this can freeze the server in a sync job, obviously
1860	#$cf::WAIT_FOR_TICK->wait;	2235	#$cf::WAIT_FOR_TICK->wait;
		2236	undef $guard2;
		2237	undef $guard1;
1861	$map->reset;	2238	$map->reset;
1862	undef $guard;
1863	return find $path;	2239	return find $path;
1864	}	2240	}
1865		2241
1866	$cf::MAP{$path} = $map	2242	$cf::MAP{$path} = $map
1867	}	2243	}
1868	}	2244	}
1869		2245
1870	sub pre_load { }	2246	sub pre_load { }
1871	sub post_load { }	2247	#sub post_load { } # XS
1872		2248
1873	sub load {	2249	sub load {
1874	my ($self) = @_;	2250	my ($self) = @_;
1875		2251
1876	local $self->{deny_reset} = 1; # loading can take a long time	2252	local $self->{deny_reset} = 1; # loading can take a long time
1877		2253
1878	my $path = $self->{path};	2254	my $path = $self->{path};
1879		2255
1880	{	2256	{
1881	my $guard1 = cf::lock_acquire "map_data:$path";	2257	my $guard = cf::lock_acquire "map_data:$path";
1882	my $guard2 = cf::lock_acquire "map_load:$path";
1883		2258
		2259	return unless $self->valid;
1884	return if $self->in_memory != cf::MAP_SWAPPED;	2260	return unless $self->state == cf::MAP_SWAPPED;
1885
1886	$self->in_memory (cf::MAP_LOADING);
1887		2261
1888	$self->alloc;	2262	$self->alloc;
1889		2263
1890	$self->pre_load;	2264	$self->pre_load;
1891	cf::cede_to_tick;	2265	cf::cede_to_tick;
1892		2266
		2267	if (exists $self->{load_path}) {
1893	my $f = new_from_file cf::object::thawer $self->{load_path};	2268	my $f = new_from_file cf::object::thawer $self->{load_path};
1894	$f->skip_block;	2269	$f->skip_block;
1895	$self->_load_objects ($f)	2270	$self->_load_objects ($f)
1896	or return;	2271	or return;
1897		2272
1898	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2273	$self->post_load_original
1899	if delete $self->{load_original};	2274	if delete $self->{load_original};
1900		2275
1901	if (my $uniq = $self->uniq_path) {	2276	if (my $uniq = $self->uniq_path) {
1902	utf8::encode $uniq;	2277	utf8::encode $uniq;
1903	unless (aio_stat $uniq) {	2278	unless (aio_stat $uniq) {
1904	if (my $f = new_from_file cf::object::thawer $uniq) {	2279	if (my $f = new_from_file cf::object::thawer $uniq) {
1905	$self->clear_unique_items;	2280	$self->clear_unique_items;
1906	$self->_load_objects ($f);	2281	$self->_load_objects ($f);
1907	$f->resolve_delayed_derefs;	2282	$f->resolve_delayed_derefs;
		2283	}
1908	}	2284	}
1909	}	2285	}
1910	}
1911		2286
1912	$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);
1913		2294
1914	cf::cede_to_tick;	2295	cf::cede_to_tick;
1915	# now do the right thing for maps	2296	# now do the right thing for maps
1916	$self->link_multipart_objects;	2297	$self->link_multipart_objects;
1917	$self->difficulty ($self->estimate_difficulty)	2298	$self->difficulty ($self->estimate_difficulty)
…		…
1921	unless ($self->{deny_activate}) {	2302	unless ($self->{deny_activate}) {
1922	$self->decay_objects;	2303	$self->decay_objects;
1923	$self->fix_auto_apply;	2304	$self->fix_auto_apply;
1924	$self->update_buttons;	2305	$self->update_buttons;
1925	cf::cede_to_tick;	2306	cf::cede_to_tick;
1926	$self->set_darkness_map;	2307	#$self->activate; # no longer activate maps automatically
1927	cf::cede_to_tick;
1928	$self->activate;
1929	}	2308	}
1930		2309
1931	$self->{last_save} = $cf::RUNTIME;	2310	$self->{last_save} = $cf::RUNTIME;
1932	$self->last_access ($cf::RUNTIME);	2311	$self->last_access ($cf::RUNTIME);
1933
1934	$self->in_memory (cf::MAP_IN_MEMORY);
1935	}	2312	}
1936		2313
1937	$self->post_load;	2314	$self->post_load;
1938	}
1939		2315
		2316	1
		2317	}
		2318
		2319	# customize the map for a given player, i.e.
		2320	# return the _real_ map. used by e.g. per-player
		2321	# maps to change the path to ~playername/mappath
1940	sub customise_for {	2322	sub customise_for {
1941	my ($self, $ob) = @_;	2323	my ($self, $ob) = @_;
1942		2324
1943	return find "~" . $ob->name . "/" . $self->{path}	2325	return find "~" . $ob->name . "/" . $self->{path}
1944	if $self->per_player;	2326	if $self->per_player;
…		…
1947	# if $self->per_party;	2329	# if $self->per_party;
1948		2330
1949	$self	2331	$self
1950	}	2332	}
1951		2333
1952	# find and load all maps in the 3x3 area around a map
1953	sub load_neighbours {
1954	my ($map) = @_;
1955
1956	my @neigh; # diagonal neighbours
1957
1958	for (0 .. 3) {
1959	my $neigh = $map->tile_path ($_)
1960	or next;
1961	$neigh = find $neigh, $map
1962	or next;
1963	$neigh->load;
1964
1965	push @neigh,
1966	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1967	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1968	}
1969
1970	for (grep defined $_->[0], @neigh) {
1971	my ($path, $origin) = @$_;
1972	my $neigh = find $path, $origin
1973	or next;
1974	$neigh->load;
1975	}
1976	}
1977
1978	sub find_sync {	2334	sub find_sync {
1979	my ($path, $origin) = @_;	2335	my ($path, $origin) = @_;
1980		2336
1981	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, $origin
1982	}	2342	}
1983		2343
1984	sub do_load_sync {	2344	sub do_load_sync {
1985	my ($map) = @_;	2345	my ($map) = @_;
1986		2346
		2347	# it's a bug to call this from the main context
1987	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2348	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
1988	if $Coro::current == $Coro::main;	2349	if $Coro::current == $Coro::main;
1989		2350
1990	cf::sync_job { $map->load };	2351	$map->load;
1991	}	2352	}
1992		2353
1993	our %MAP_PREFETCH;	2354	our %MAP_PREFETCH;
1994	our $MAP_PREFETCHER = undef;	2355	our $MAP_PREFETCHER = undef;
1995		2356
1996	sub find_async {	2357	sub find_async {
1997	my ($path, $origin, $load) = @_;	2358	my ($path, $origin, $load) = @_;
1998		2359
1999	$path = normalise $path, $origin && $origin->{path};	2360	$path = normalise $path, $origin;
2000		2361
2001	if (my $map = $cf::MAP{$path}) {	2362	if (my $map = $cf::MAP{$path}) {
2002	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2363	return $map if !$load || $map->linkable;
2003	}	2364	}
2004		2365
2005	$MAP_PREFETCH{$path} |= $load;	2366	$MAP_PREFETCH{$path} |= $load;
2006		2367
2007	$MAP_PREFETCHER ||= cf::async {	2368	$MAP_PREFETCHER ||= cf::async {
		2369	$Coro::current->{desc} = "map prefetcher";
		2370
2008	while (%MAP_PREFETCH) {	2371	while (%MAP_PREFETCH) {
2009	while (my ($k, $v) = each %MAP_PREFETCH) {	2372	while (my ($k, $v) = each %MAP_PREFETCH) {
2010	if (my $map = find $k) {	2373	if (my $map = find $k) {
2011	$map->load if $v;	2374	$map->load if $v;
2012	}	2375	}
…		…
2019	$MAP_PREFETCHER->prio (6);	2382	$MAP_PREFETCHER->prio (6);
2020		2383
2021	()	2384	()
2022	}	2385	}
2023		2386
		2387	# common code, used by both ->save and ->swapout
2024	sub save {	2388	sub _save {
2025	my ($self) = @_;	2389	my ($self) = @_;
2026
2027	my $lock = cf::lock_acquire "map_data:$self->{path}";
2028		2390
2029	$self->{last_save} = $cf::RUNTIME;	2391	$self->{last_save} = $cf::RUNTIME;
2030		2392
2031	return unless $self->dirty;	2393	return unless $self->dirty;
2032		2394
…		…
2038	return if $self->{deny_save};	2400	return if $self->{deny_save};
2039		2401
2040	local $self->{last_access} = $self->last_access;#d#	2402	local $self->{last_access} = $self->last_access;#d#
2041		2403
2042	cf::async {	2404	cf::async {
		2405	$Coro::current->{desc} = "map player save";
2043	$_->contr->save for $self->players;	2406	$_->contr->save for $self->players;
2044	};	2407	};
		2408
		2409	cf::get_slot 0.02;
2045		2410
2046	if ($uniq) {	2411	if ($uniq) {
2047	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2412	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2048	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2413	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2049	} else {	2414	} else {
2050	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2415	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2051	}	2416	}
2052	}	2417	}
2053		2418
		2419	sub save {
		2420	my ($self) = @_;
		2421
		2422	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2423
		2424	$self->_save;
		2425	}
		2426
2054	sub swap_out {	2427	sub swap_out {
2055	my ($self) = @_;	2428	my ($self) = @_;
2056		2429
2057	# save first because save cedes
2058	$self->save;
2059
2060	my $lock = cf::lock_acquire "map_data:$self->{path}";	2430	my $lock = cf::lock_acquire "map_data:$self->{path}";
2061		2431
		2432	return if !$self->linkable;
		2433	return if $self->{deny_save};
2062	return if $self->players;	2434	return if $self->players;
2063	return if $self->in_memory != cf::MAP_IN_MEMORY;
2064	return if $self->{deny_save};
2065		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
2066	$self->clear;	2445	$self->clear;
2067	$self->in_memory (cf::MAP_SWAPPED);
2068	}	2446	}
2069		2447
2070	sub reset_at {	2448	sub reset_at {
2071	my ($self) = @_;	2449	my ($self) = @_;
2072		2450
…		…
2090		2468
2091	my $lock = cf::lock_acquire "map_data:$self->{path}";	2469	my $lock = cf::lock_acquire "map_data:$self->{path}";
2092		2470
2093	return if $self->players;	2471	return if $self->players;
2094		2472
2095	warn "resetting map ", $self->path;	2473	cf::trace "resetting map ", $self->path, "\n";
2096		2474
2097	$self->in_memory (cf::MAP_SWAPPED);	2475	$self->state (cf::MAP_SWAPPED);
2098		2476
2099	# need to save uniques path	2477	# need to save uniques path
2100	unless ($self->{deny_save}) {	2478	unless ($self->{deny_save}) {
2101	my $uniq = $self->uniq_path; utf8::encode $uniq;	2479	my $uniq = $self->uniq_path; utf8::encode $uniq;
2102		2480
…		…
2104	if $uniq;	2482	if $uniq;
2105	}	2483	}
2106		2484
2107	delete $cf::MAP{$self->path};	2485	delete $cf::MAP{$self->path};
2108		2486
		2487	$self->deactivate;
		2488	$_->clear_links_to ($self) for values %cf::MAP;
2109	$self->clear;	2489	$self->clear;
2110
2111	$_->clear_links_to ($self) for values %cf::MAP;
2112		2490
2113	$self->unlink_save;	2491	$self->unlink_save;
2114	$self->destroy;	2492	$self->destroy;
2115	}	2493	}
2116		2494
…		…
2124		2502
2125	delete $cf::MAP{$self->path};	2503	delete $cf::MAP{$self->path};
2126		2504
2127	$self->unlink_save;	2505	$self->unlink_save;
2128		2506
2129	bless $self, "cf::map";	2507	bless $self, "cf::map::wrap";
2130	delete $self->{deny_reset};	2508	delete $self->{deny_reset};
2131	$self->{deny_save} = 1;	2509	$self->{deny_save} = 1;
2132	$self->reset_timeout (1);	2510	$self->reset_timeout (1);
2133	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2511	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2134		2512
…		…
2183		2561
2184	sub unique_maps() {	2562	sub unique_maps() {
2185	[	2563	[
2186	map {	2564	map {
2187	utf8::decode $_;	2565	utf8::decode $_;
2188	/\.map$/	2566	s/\.map$//; # TODO future compatibility hack
		2567	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2568	? ()
2189	? normalise $_	2569	: normalise $_
2190	: ()
2191	} @{ aio_readdir $UNIQUEDIR or [] }	2570	} @{ aio_readdir $UNIQUEDIR or [] }
2192	]	2571	]
2193	}	2572	}
2194		2573
2195	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	}
2196		2605
2197	=back	2606	=back
2198		2607
2199	=head3 cf::object	2608	=head3 cf::object
2200		2609
…		…
2204		2613
2205	=over 4	2614	=over 4
2206		2615
2207	=item $ob->inv_recursive	2616	=item $ob->inv_recursive
2208		2617
2209	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.
2210		2620
2211	=cut	2621	=cut
2212		2622
2213	sub inv_recursive_;	2623	sub inv_recursive_;
2214	sub inv_recursive_ {	2624	sub inv_recursive_ {
…		…
2219	inv_recursive_ inv $_[0]	2629	inv_recursive_ inv $_[0]
2220	}	2630	}
2221		2631
2222	=item $ref = $ob->ref	2632	=item $ref = $ob->ref
2223		2633
2224	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.
2225		2635
2226	=item $ob = cf::object::deref ($refstring)	2636	=item $ob = cf::object::deref ($refstring)
2227		2637
2228	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,
2229	even if the object actually exists. May block.	2639	even if the object actually exists. May block.
…		…
2231	=cut	2641	=cut
2232		2642
2233	sub deref {	2643	sub deref {
2234	my ($ref) = @_;	2644	my ($ref) = @_;
2235		2645
2236	# temporary compatibility#TODO#remove
2237	$ref =~ s{^<}{player/<};
2238
2239	if ($ref =~ m{^player\/(<1\.\d+>)/(.*)$}) {	2646	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
2240	my ($uuid, $name) = ($1, $2);	2647	my ($uuid, $name) = ($1, $2);
2241	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name	2648	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
2242	or return;	2649	or return;
2243	$pl->ob->uuid eq $uuid	2650	$pl->ob->uuid eq $uuid
2244	or return;	2651	or return;
…		…
2264	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
2265	dialogue with the given NPC character.	2672	dialogue with the given NPC character.
2266		2673
2267	=cut	2674	=cut
2268		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
2269	# rough implementation of a future "reply" method that works	2690	# rough implementation of a future "reply" method that works
2270	# with dialog boxes.	2691	# with dialog boxes.
2271	#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
2272	sub cf::object::player::reply($$$;$) {	2693	sub cf::object::player::reply($$$;$) {
2273	my ($self, $npc, $msg, $flags) = @_;	2694	my ($self, $npc, $msg, $flags) = @_;
…		…
2284	my $dialog = $pl->{npc_dialog};	2705	my $dialog = $pl->{npc_dialog};
2285	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2706	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2286		2707
2287	} else {	2708	} else {
2288	$msg = $npc->name . " says: $msg" if $npc;	2709	$msg = $npc->name . " says: $msg" if $npc;
2289	$self->message ($msg, $flags);	2710	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2290	}	2711	}
2291	}	2712	}
2292	}	2713	}
2293		2714
2294	=item $object->send_msg ($channel, $msg, $color, [extra...])	2715	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2319		2740
2320	=item $player_object->enter_link	2741	=item $player_object->enter_link
2321		2742
2322	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}>).
2323		2744
2324	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.
2325	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.
2326		2749
2327	Will never block.	2750	Will never block.
2328		2751
2329	=item $player_object->leave_link ($map, $x, $y)	2752	=item $player_object->leave_link ($map, $x, $y)
2330		2753
…		…
2350	sub cf::object::player::enter_link {	2773	sub cf::object::player::enter_link {
2351	my ($self) = @_;	2774	my ($self) = @_;
2352		2775
2353	$self->deactivate_recursive;	2776	$self->deactivate_recursive;
2354		2777
		2778	++$self->{_link_recursion};
		2779
2355	return if UNIVERSAL::isa $self->map, "ext::map_link";	2780	return if UNIVERSAL::isa $self->map, "ext::map_link";
2356		2781
2357	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2782	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2358	if $self->map && $self->map->{path} ne "{link}";	2783	if $self->map && $self->map->{path} ne "{link}";
2359		2784
2360	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2785	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2361	}	2786	}
2362		2787
2363	sub cf::object::player::leave_link {	2788	sub cf::object::player::leave_link {
2364	my ($self, $map, $x, $y) = @_;	2789	my ($self, $map, $x, $y) = @_;
2365		2790
…		…
2382	($x, $y) = (-1, -1)	2807	($x, $y) = (-1, -1)
2383	unless (defined $x) && (defined $y);	2808	unless (defined $x) && (defined $y);
2384		2809
2385	# use -1 or undef as default coordinates, not 0, 0	2810	# use -1 or undef as default coordinates, not 0, 0
2386	($x, $y) = ($map->enter_x, $map->enter_y)	2811	($x, $y) = ($map->enter_x, $map->enter_y)
2387	if $x <=0 && $y <= 0;	2812	if $x <= 0 && $y <= 0;
2388		2813
2389	$map->load;	2814	$map->load;
2390	$map->load_neighbours;
2391		2815
2392	return unless $self->contr->active;	2816	return unless $self->contr->active;
2393	$self->activate_recursive;
2394		2817
2395	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2818	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2396	$self->enter_map ($map, $x, $y);	2819	if ($self->enter_map ($map, $x, $y)) {
2397	}	2820	# entering was successful
		2821	delete $self->{_link_recursion};
		2822	# only activate afterwards, to support waiting in hooks
		2823	$self->activate_recursive;
		2824	}
2398		2825
		2826	}
		2827
2399	=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)]])
2400		2829
2401	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
2402	her, loading and preparing them map, calling the provided $check callback	2831	her, loading and preparing them map, calling the provided $check callback
2403	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
2404	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
2405	be called at the end of this process.	2834	be called at the end of this process.
2406		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
2407	=cut	2839	=cut
2408		2840
2409	our $GOTOGEN;	2841	our $GOTOGEN;
2410		2842
2411	sub cf::object::player::goto {	2843	sub cf::object::player::goto {
2412	my ($self, $path, $x, $y, $check, $done) = @_;	2844	my ($self, $path, $x, $y, $check, $done) = @_;
2413		2845
		2846	if ($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
2414	# 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
2415	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2853	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2416		2854
2417	$self->enter_link;	2855	$self->enter_link;
2418		2856
2419	(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
2420	my $map = eval {	2879	my $map = eval {
2421	my $map = cf::map::find $path;	2880	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2422		2881
2423	if ($map) {	2882	if ($map) {
2424	$map = $map->customise_for ($self);	2883	$map = $map->customise_for ($self);
2425	$map = $check->($map) if $check && $map;	2884	$map = $check->($map, $x, $y, $self) if $check && $map;
2426	} else {	2885	} else {
2427	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2886	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2428	}	2887	}
2429		2888
2430	$map	2889	$map
2431	};	2890	};
2432		2891
…		…
2438	if ($gen == $self->{_goto_generation}) {	2897	if ($gen == $self->{_goto_generation}) {
2439	delete $self->{_goto_generation};	2898	delete $self->{_goto_generation};
2440	$self->leave_link ($map, $x, $y);	2899	$self->leave_link ($map, $x, $y);
2441	}	2900	}
2442		2901
2443	$done->() if $done;	2902	$done->($self) if $done;
2444	})->prio (1);	2903	})->prio (1);
2445	}	2904	}
2446		2905
2447	=item $player_object->enter_exit ($exit_object)	2906	=item $player_object->enter_exit ($exit_object)
2448		2907
…		…
2468	}	2927	}
2469		2928
2470	sub prepare_random_map {	2929	sub prepare_random_map {
2471	my ($exit) = @_;	2930	my ($exit) = @_;
2472		2931
2473	my $guard = cf::lock_acquire "exit_prepare:$exit";
2474
2475	# all this does is basically replace the /! path by	2932	# all this does is basically replace the /! path by
2476	# a new random map path (?random/...) with a seed	2933	# a new random map path (?random/...) with a seed
2477	# that depends on the exit object	2934	# that depends on the exit object
2478		2935
2479	my $rmp = parse_random_map_params $exit->msg;	2936	my $rmp = parse_random_map_params $exit->msg;
…		…
2481	if ($exit->map) {	2938	if ($exit->map) {
2482	$rmp->{region} = $exit->region->name;	2939	$rmp->{region} = $exit->region->name;
2483	$rmp->{origin_map} = $exit->map->path;	2940	$rmp->{origin_map} = $exit->map->path;
2484	$rmp->{origin_x} = $exit->x;	2941	$rmp->{origin_x} = $exit->x;
2485	$rmp->{origin_y} = $exit->y;	2942	$rmp->{origin_y} = $exit->y;
		2943
		2944	$exit->map->touch;
2486	}	2945	}
2487		2946
2488	$rmp->{random_seed} ||= $exit->random_seed;	2947	$rmp->{random_seed} ||= $exit->random_seed;
2489		2948
2490	my $data = cf::to_json $rmp;	2949	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2491	my $md5 = Digest::MD5::md5_hex $data;	2950	my $md5 = Digest::MD5::md5_hex $data;
2492	my $meta = "$RANDOMDIR/$md5.meta";	2951	my $meta = "$RANDOMDIR/$md5.meta";
2493		2952
2494	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2953	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2495	aio_write $fh, 0, (length $data), $data, 0;	2954	aio_write $fh, 0, (length $data), $data, 0;
2496	undef $fh;	2955	undef $fh;
2497	aio_rename "$meta~", $meta;	2956	aio_rename "$meta~", $meta;
2498		2957
		2958	my $slaying = "?random/$md5";
		2959
		2960	if ($exit->valid) {
2499	$exit->slaying ("?random/$md5");	2961	$exit->slaying ("?random/$md5");
2500	$exit->msg (undef);	2962	$exit->msg (undef);
		2963	}
2501	}	2964	}
2502	}	2965	}
2503		2966
2504	sub cf::object::player::enter_exit {	2967	sub cf::object::player::enter_exit {
2505	my ($self, $exit) = @_;	2968	my ($self, $exit) = @_;
2506		2969
2507	return unless $self->type == cf::PLAYER;	2970	return unless $self->type == cf::PLAYER;
2508		2971
2509	if ($exit->slaying eq "/!") {
2510	#TODO: this should de-fi-ni-te-ly not be a sync-job
2511	# the problem is that $exit might not survive long enough
2512	# so it needs to be done right now, right here
2513	cf::sync_job { prepare_random_map $exit };
2514	}
2515
2516	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2517	my $hp = $exit->stats->hp;
2518	my $sp = $exit->stats->sp;
2519
2520	$self->enter_link;	2972	$self->enter_link;
2521		2973
2522	# if exit is damned, update players death & WoR home-position
2523	$self->contr->savebed ($slaying, $hp, $sp)
2524	if $exit->flag (FLAG_DAMNED);
2525
2526	(async {	2974	(async {
2527	$self->deactivate_recursive; # just to be sure	2975	$Coro::current->{desc} = "enter_exit";
		2976
2528	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
2529	$self->goto ($slaying, $hp, $sp);	3007	$self->goto ($map, $x, $y);
2530		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
2531	1;	3013	1
2532	}) {	3014	}) {
2533	$self->message ("Something went wrong deep within the crossfire server. "	3015	$self->message ("Something went wrong deep within the deliantra server. "
2534	. "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. "
2535	. "Please report this to the dungeon master!",	3017	. "Please report this to the dungeon master!",
2536	cf::NDI_UNIQUE | cf::NDI_RED);	3018	cf::NDI_UNIQUE | cf::NDI_RED);
2537		3019
2538	warn "ERROR in enter_exit: $@";	3020	error "ERROR in enter_exit: $@";
2539	$self->leave_link;	3021	$self->leave_link;
2540	}	3022	}
2541	})->prio (1);	3023	})->prio (1);
2542	}	3024	}
2543		3025
…		…
2555	sub cf::client::send_drawinfo {	3037	sub cf::client::send_drawinfo {
2556	my ($self, $text, $flags) = @_;	3038	my ($self, $text, $flags) = @_;
2557		3039
2558	utf8::encode $text;	3040	utf8::encode $text;
2559	$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);
2560	}	3067	}
2561		3068
2562	=item $client->send_msg ($channel, $msg, $color, [extra...])	3069	=item $client->send_msg ($channel, $msg, $color, [extra...])
2563		3070
2564	Send a drawinfo or msg packet to the client, formatting the msg for the	3071	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2566	the message, with C<log> being the default. If C<$color> is negative, suppress	3073	the message, with C<log> being the default. If C<$color> is negative, suppress
2567	the message unless the client supports the msg packet.	3074	the message unless the client supports the msg packet.
2568		3075
2569	=cut	3076	=cut
2570		3077
		3078	# non-persistent channels (usually the info channel)
2571	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	},
2572	"c/identify" => {	3086	"c/identify" => {
2573	id => "identify",	3087	id => "infobox",
2574	title => "Identify",	3088	title => "Identify",
2575	reply => undef,	3089	reply => undef,
2576	tooltip => "Items recently identified",	3090	tooltip => "Items recently identified",
2577	},	3091	},
2578	"c/examine" => {	3092	"c/examine" => {
2579	id => "examine",	3093	id => "infobox",
2580	title => "Examine",	3094	title => "Examine",
2581	reply => undef,	3095	reply => undef,
2582	tooltip => "Signs and other items you examined",	3096	tooltip => "Signs and other items you examined",
2583	},	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" => $CHAT_CHANNEL,
2584	);	3190	);
2585		3191
2586	sub cf::client::send_msg {	3192	sub cf::client::send_msg {
2587	my ($self, $channel, $msg, $color, @extra) = @_;	3193	my ($self, $channel, $msg, $color, @extra) = @_;
2588		3194
2589	$msg = $self->pl->expand_cfpod ($msg);	3195	$msg = $self->pl->expand_cfpod ($msg)
		3196	unless $color & cf::NDI_VERBATIM;
2590		3197
2591	$color &= cf::NDI_CLIENT_MASK; # just in case...	3198	$color &= cf::NDI_CLIENT_MASK; # just in case...
2592		3199
2593	# check predefined channels, for the benefit of C	3200	# check predefined channels, for the benefit of C
2594	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};	3201	if ($CHANNEL{$channel}) {
		3202	$channel = $CHANNEL{$channel};
2595		3203
		3204	$self->ext_msg (channel_info => $channel);
		3205	$channel = $channel->{id};
		3206
2596	if (ref $channel) {	3207	} elsif (ref $channel) {
2597	# send meta info to client, if not yet sent	3208	# send meta info to client, if not yet sent
2598	unless (exists $self->{channel}{$channel->{id}}) {	3209	unless (exists $self->{channel}{$channel->{id}}) {
2599	$self->{channel}{$channel->{id}} = $channel;	3210	$self->{channel}{$channel->{id}} = $channel;
2600	$self->ext_msg (channel_info => $channel)	3211	$self->ext_msg (channel_info => $channel);
2601	if $self->can_msg;
2602	}	3212	}
2603		3213
2604	$channel = $channel->{id};	3214	$channel = $channel->{id};
2605	}	3215	}
2606		3216
2607	return unless @extra || length $msg;	3217	return unless @extra || length $msg;
2608		3218
2609	if ($self->can_msg) {
2610	# default colour, mask it out	3219	# default colour, mask it out
2611	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3220	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2612	if $color & cf::NDI_DEF;	3221	if $color & cf::NDI_DEF;
2613		3222
2614	$self->send_packet ("msg " . $self->{json_coder}->encode (	3223	my $pkt = "msg "
		3224	. $self->{json_coder}->encode (
2615	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3225	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2616	} else {	3226	);
2617	if ($color >= 0) {
2618	# replace some tags by gcfclient-compatible ones
2619	for ($msg) {
2620	1 while
2621	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2622	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2623	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2624	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2625	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2626	}
2627		3227
2628	$color &= cf::NDI_COLOR_MASK;	3228	$self->send_big_packet ($pkt);
2629
2630	utf8::encode $msg;
2631
2632	if (0 && $msg =~ /\[/) {
2633	# COMMAND/INFO
2634	$self->send_packet ("drawextinfo $color 10 8 $msg")
2635	} else {
2636	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2637	$self->send_packet ("drawinfo $color $msg")
2638	}
2639	}
2640	}
2641	}	3229	}
2642		3230
2643	=item $client->ext_msg ($type, @msg)	3231	=item $client->ext_msg ($type, @msg)
2644		3232
2645	Sends an ext event to the client.	3233	Sends an ext event to the client.
…		…
2648		3236
2649	sub cf::client::ext_msg($$@) {	3237	sub cf::client::ext_msg($$@) {
2650	my ($self, $type, @msg) = @_;	3238	my ($self, $type, @msg) = @_;
2651		3239
2652	if ($self->extcmd == 2) {	3240	if ($self->extcmd == 2) {
2653	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3241	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2654	} elsif ($self->extcmd == 1) { # TODO: remove	3242	} elsif ($self->extcmd == 1) { # TODO: remove
2655	push @msg, msgtype => "event_$type";	3243	push @msg, msgtype => "event_$type";
2656	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3244	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2657	}	3245	}
2658	}	3246	}
2659		3247
2660	=item $client->ext_reply ($msgid, @msg)	3248	=item $client->ext_reply ($msgid, @msg)
2661		3249
…		…
2664	=cut	3252	=cut
2665		3253
2666	sub cf::client::ext_reply($$@) {	3254	sub cf::client::ext_reply($$@) {
2667	my ($self, $id, @msg) = @_;	3255	my ($self, $id, @msg) = @_;
2668		3256
2669	if ($self->extcmd == 2) {	3257	return unless $self->extcmd == 2;
		3258
2670	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3259	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2671	} elsif ($self->extcmd == 1) {
2672	#TODO: version 1, remove
2673	unshift @msg, msgtype => "reply", msgid => $id;
2674	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2675	}
2676	}	3260	}
2677		3261
2678	=item $success = $client->query ($flags, "text", \&cb)	3262	=item $success = $client->query ($flags, "text", \&cb)
2679		3263
2680	Queues a query to the client, calling the given callback with	3264	Queues a query to the client, calling the given callback with
…		…
2735	my ($ns, $buf) = @_;	3319	my ($ns, $buf) = @_;
2736		3320
2737	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3321	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2738		3322
2739	if (ref $msg) {	3323	if (ref $msg) {
2740	my ($type, $reply, @payload) =	3324	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
2741	"ARRAY" eq ref $msg
2742	? @$msg
2743	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2744		3325
2745	my @reply;	3326	my @reply;
2746		3327
2747	if (my $cb = $EXTICMD{$type}) {	3328	if (my $cb = $EXTICMD{$type}) {
2748	@reply = $cb->($ns, @payload);	3329	@reply = $cb->($ns, @payload);
…		…
2750		3331
2751	$ns->ext_reply ($reply, @reply)	3332	$ns->ext_reply ($reply, @reply)
2752	if $reply;	3333	if $reply;
2753		3334
2754	} else {	3335	} else {
2755	warn "client " . ($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";
2756	}	3337	}
2757		3338
2758	cf::override;	3339	cf::override;
2759	},	3340	},
2760	);	3341	);
…		…
2780		3361
2781	$coro	3362	$coro
2782	}	3363	}
2783		3364
2784	cf::client->attach (	3365	cf::client->attach (
2785	on_destroy => sub {	3366	on_client_destroy => sub {
2786	my ($ns) = @_;	3367	my ($ns) = @_;
2787		3368
2788	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3369	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2789	},	3370	},
2790	);	3371	);
…		…
2806	our $safe_hole = new Safe::Hole;	3387	our $safe_hole = new Safe::Hole;
2807		3388
2808	$SIG{FPE} = 'IGNORE';	3389	$SIG{FPE} = 'IGNORE';
2809		3390
2810	$safe->permit_only (Opcode::opset qw(	3391	$safe->permit_only (Opcode::opset qw(
2811	:base_core :base_mem :base_orig :base_math	3392	:base_core :base_mem :base_orig :base_math :base_loop
2812	grepstart grepwhile mapstart mapwhile	3393	grepstart grepwhile mapstart mapwhile
2813	sort time	3394	sort time
2814	));	3395	));
2815		3396
2816	# here we export the classes and methods available to script code	3397	# here we export the classes and methods available to script code
…		…
2818	=pod	3399	=pod
2819		3400
2820	The following functions and methods are available within a safe environment:	3401	The following functions and methods are available within a safe environment:
2821		3402
2822	cf::object	3403	cf::object
2823	contr pay_amount pay_player map x y force_find force_add	3404	contr pay_amount pay_player map x y force_find force_add destroy
2824	insert remove name archname title slaying race decrease_ob_nr	3405	insert remove name archname title slaying race decrease split
		3406	value
2825		3407
2826	cf::object::player	3408	cf::object::player
2827	player	3409	player
2828		3410
2829	cf::player	3411	cf::player
…		…
2834		3416
2835	=cut	3417	=cut
2836		3418
2837	for (	3419	for (
2838	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3420	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2839	insert remove inv name archname title slaying race	3421	insert remove inv nrof name archname title slaying race
2840	decrease_ob_nr)],	3422	decrease split destroy change_exp value msg lore send_msg)],
2841	["cf::object::player" => qw(player)],	3423	["cf::object::player" => qw(player)],
2842	["cf::player" => qw(peaceful)],	3424	["cf::player" => qw(peaceful send_msg)],
2843	["cf::map" => qw(trigger)],	3425	["cf::map" => qw(trigger)],
2844	) {	3426	) {
2845	no strict 'refs';
2846	my ($pkg, @funs) = @$_;	3427	my ($pkg, @funs) = @$_;
2847	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3428	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2848	for @funs;	3429	for @funs;
2849	}	3430	}
2850		3431
…		…
2865		3446
2866	my $qcode = $code;	3447	my $qcode = $code;
2867	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3448	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2868	$qcode =~ s/\n/\\n/g;	3449	$qcode =~ s/\n/\\n/g;
2869		3450
		3451	%vars = (_dummy => 0) unless %vars;
		3452
		3453	my @res;
2870	local $_;	3454	local $_;
2871	local @safe::cf::_safe_eval_args = values %vars;
2872		3455
2873	my $eval =	3456	my $eval =
2874	"do {\n"	3457	"do {\n"
2875	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3458	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2876	. "#line 0 \"{$qcode}\"\n"	3459	. "#line 0 \"{$qcode}\"\n"
2877	. $code	3460	. $code
2878	. "\n}"	3461	. "\n}"
2879	;	3462	;
2880		3463
		3464	if ($CFG{safe_eval}) {
2881	sub_generation_inc;	3465	sub_generation_inc;
		3466	local @safe::cf::_safe_eval_args = values %vars;
2882	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3467	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2883	sub_generation_inc;	3468	sub_generation_inc;
		3469	} else {
		3470	local @cf::_safe_eval_args = values %vars;
		3471	@res = wantarray ? eval eval : scalar eval $eval;
		3472	}
2884		3473
2885	if ($@) {	3474	if ($@) {
2886	warn "$@";	3475	warn "$@",
2887	warn "while executing safe code '$code'\n";	3476	"while executing safe code '$code'\n",
2888	warn "with arguments " . (join " ", %vars) . "\n";	3477	"with arguments " . (join " ", %vars) . "\n";
2889	}	3478	}
2890		3479
2891	wantarray ? @res : $res[0]	3480	wantarray ? @res : $res[0]
2892	}	3481	}
2893		3482
…		…
2907	=cut	3496	=cut
2908		3497
2909	sub register_script_function {	3498	sub register_script_function {
2910	my ($fun, $cb) = @_;	3499	my ($fun, $cb) = @_;
2911		3500
2912	no strict 'refs';	3501	$fun = "safe::$fun" if $CFG{safe_eval};
2913	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3502	*$fun = $safe_hole->wrap ($cb);
2914	}	3503	}
2915		3504
2916	=back	3505	=back
2917		3506
2918	=cut	3507	=cut
2919		3508
2920	#############################################################################	3509	#############################################################################
2921	# 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
		3513
		3514	# internal api, not fianlised
		3515	sub add_face {
		3516	my ($name, $type, $data) = @_;
		3517
		3518	my $idx = cf::face::find $name;
		3519
		3520	if ($idx) {
		3521	delete $FACEHASH{cf::face::get_chksum $idx};
		3522	} else {
		3523	$idx = cf::face::alloc $name;
		3524	}
		3525
		3526	my $hash = cf::face::mangle_chksum Digest::MD5::md5 $data;
		3527
		3528	cf::face::set_type $idx, $type;
		3529	cf::face::set_data $idx, 0, $data, $hash;
		3530	cf::face::set_meta $idx, $type & 1 ? undef : undef;
		3531	$FACEHASH{$hash} = $idx;#d#
		3532
		3533	$idx
		3534	}
2922		3535
2923	sub load_facedata($) {	3536	sub load_facedata($) {
2924	my ($path) = @_;	3537	my ($path) = @_;
2925		3538
2926	# HACK to clear player env face cache, we need some signal framework	3539	# HACK to clear player env face cache, we need some signal framework
2927	# for this (global event?)	3540	# for this (global event?)
2928	%ext::player_env::MUSIC_FACE_CACHE = ();	3541	%ext::player_env::MUSIC_FACE_CACHE = ();
2929		3542
2930	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3543	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2931		3544
2932	warn "loading facedata from $path\n";	3545	trace "loading facedata from $path\n";
2933		3546
2934	my $facedata;	3547	my $facedata = decode_storable load_file $path;
2935	0 < aio_load $path, $facedata
2936	or die "$path: $!";
2937
2938	$facedata = Coro::Storable::thaw $facedata;
2939		3548
2940	$facedata->{version} == 2	3549	$facedata->{version} == 2
2941	or cf::cleanup "$path: version mismatch, cannot proceed.";	3550	or cf::cleanup "$path: version mismatch, cannot proceed.";
2942		3551
2943	# patch in the exptable
2944	$facedata->{resource}{"res/exp_table"} = {
2945	type => FT_RSRC,
2946	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
2947	};
2948	cf::cede_to_tick;	3552	cf::cede_to_tick;
2949		3553
2950	{	3554	{
2951	my $faces = $facedata->{faceinfo};	3555	my $faces = $facedata->{faceinfo};
2952		3556
2953	while (my ($face, $info) = each %$faces) {	3557	for my $face (sort keys %$faces) {
		3558	my $info = $faces->{$face};
2954	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3559	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3560
2955	cf::face::set_visibility $idx, $info->{visibility};	3561	cf::face::set_visibility $idx, $info->{visibility};
2956	cf::face::set_magicmap $idx, $info->{magicmap};	3562	cf::face::set_magicmap $idx, $info->{magicmap};
2957	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3563	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2958	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3564	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
		3565	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
		3566	$FACEHASH{$info->{hash64}} = $idx;#d#
2959		3567
2960	cf::cede_to_tick;	3568	cf::cede_to_tick;
2961	}	3569	}
2962		3570
2963	while (my ($face, $info) = each %$faces) {	3571	while (my ($face, $info) = each %$faces) {
2964	next unless $info->{smooth};	3572	next unless $info->{smooth};
		3573
2965	my $idx = cf::face::find $face	3574	my $idx = cf::face::find $face
2966	or next;	3575	or next;
		3576
2967	if (my $smooth = cf::face::find $info->{smooth}) {	3577	if (my $smooth = cf::face::find $info->{smooth}) {
2968	cf::face::set_smooth $idx, $smooth;	3578	cf::face::set_smooth $idx, $smooth;
2969	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3579	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2970	} else {	3580	} else {
2971	warn "smooth face '$info->{smooth}' not found for face '$face'";	3581	error "smooth face '$info->{smooth}' not found for face '$face'";
2972	}	3582	}
2973		3583
2974	cf::cede_to_tick;	3584	cf::cede_to_tick;
2975	}	3585	}
2976	}	3586	}
…		…
2985		3595
2986	cf::anim::invalidate_all; # d'oh	3596	cf::anim::invalidate_all; # d'oh
2987	}	3597	}
2988		3598
2989	{	3599	{
2990	# TODO: for gcfclient pleasure, we should give resources
2991	# that gcfclient doesn't grok a >10000 face index.
2992	my $res = $facedata->{resource};	3600	my $res = $facedata->{resource};
2993		3601
2994	my $soundconf = delete $res->{"res/sound.conf"};
2995
2996	while (my ($name, $info) = each %$res) {	3602	while (my ($name, $info) = each %$res) {
		3603	if (defined (my $type = $info->{type})) {
		3604	# TODO: different hash - must free and use new index, or cache ixface data queue
2997	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3605	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2998	my $data;
2999		3606
3000	if ($info->{type} & 1) {	3607	cf::face::set_type $idx, $type;
3001	# prepend meta info	3608	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3002		3609	cf::face::set_meta $idx, $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
3003	my $meta = $enc->encode ({	3610	$FACEHASH{$info->{hash}} = $idx;#d#
3004	name => $name,
3005	%{ $info->{meta} || {} },
3006	});
3007
3008	$data = pack "(w/a*)*", $meta, $info->{data};
3009	} else {	3611	} else {
3010	$data = $info->{data};	3612	# $RESOURCE{$name} = $info; # unused
3011	}	3613	}
3012		3614
3013	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3014	cf::face::set_type $idx, $info->{type};
3015
3016	cf::cede_to_tick;	3615	cf::cede_to_tick;
3017	}	3616	}
3018
3019	if ($soundconf) {
3020	$soundconf = $enc->decode (delete $soundconf->{data});
3021
3022	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3023	my $sound = $soundconf->{compat}[$_]
3024	or next;
3025
3026	my $face = cf::face::find "sound/$sound->[1]";
3027	cf::sound::set $sound->[0] => $face;
3028	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3029	}
3030
3031	while (my ($k, $v) = each %{$soundconf->{event}}) {
3032	my $face = cf::face::find "sound/$v";
3033	cf::sound::set $k => $face;
3034	}
3035	}
3036	}	3617	}
		3618
		3619	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3037		3620
3038	1	3621	1
3039	}	3622	}
3040		3623
3041	register_exticmd fx_want => sub {	3624	register_exticmd fx_want => sub {
…		…
3043		3626
3044	while (my ($k, $v) = each %$want) {	3627	while (my ($k, $v) = each %$want) {
3045	$ns->fx_want ($k, $v);	3628	$ns->fx_want ($k, $v);
3046	}	3629	}
3047	};	3630	};
		3631
		3632	sub load_resource_file($) {
		3633	my $guard = lock_acquire "load_resource_file";
		3634
		3635	my $status = load_resource_file_ $_[0];
		3636	get_slot 0.1, 100;
		3637	cf::arch::commit_load;
		3638
		3639	$status
		3640	}
		3641
		3642	sub reload_exp_table {
		3643	_reload_exp_table;
		3644
		3645	add_face "res/exp_table" => FT_RSRC,
		3646	JSON::XS->new->utf8->canonical->encode (
		3647	[map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]
		3648	);
		3649	}
		3650
		3651	sub reload_materials {
		3652	_reload_materials;
		3653	}
3048		3654
3049	sub reload_regions {	3655	sub reload_regions {
3050	# HACK to clear player env face cache, we need some signal framework	3656	# HACK to clear player env face cache, we need some signal framework
3051	# for this (global event?)	3657	# for this (global event?)
3052	%ext::player_env::MUSIC_FACE_CACHE = ();	3658	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3066	}	3672	}
3067		3673
3068	sub reload_archetypes {	3674	sub reload_archetypes {
3069	load_resource_file "$DATADIR/archetypes"	3675	load_resource_file "$DATADIR/archetypes"
3070	or die "unable to load archetypes\n";	3676	or die "unable to load archetypes\n";
3071	#d# NEED to laod twice to resolve forward references	3677
3072	# this really needs to be done in an extra post-pass	3678	add_face "res/skill_info" => FT_RSRC,
3073	# (which needs to be synchronous, so solve it differently)	3679	JSON::XS->new->utf8->canonical->encode (
3074	load_resource_file "$DATADIR/archetypes"	3680	[map [cf::arch::skillvec ($_)->name], 0 .. cf::arch::skillvec_size - 1]
3075	or die "unable to load archetypes\n";	3681	);
		3682	add_face "res/spell_paths" => FT_RSRC,
		3683	JSON::XS->new->utf8->canonical->encode (
		3684	[map [cf::spellpathnames ($_)], 0 .. NRSPELLPATHS - 1]
		3685	);
3076	}	3686	}
3077		3687
3078	sub reload_treasures {	3688	sub reload_treasures {
3079	load_resource_file "$DATADIR/treasures"	3689	load_resource_file "$DATADIR/treasures"
3080	or die "unable to load treasurelists\n";	3690	or die "unable to load treasurelists\n";
3081	}	3691	}
3082		3692
		3693	sub reload_sound {
		3694	trace "loading sound config from $DATADIR/sound\n";
		3695
		3696	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3697
		3698	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3699	my $sound = $soundconf->{compat}[$_]
		3700	or next;
		3701
		3702	my $face = cf::face::find "sound/$sound->[1]";
		3703	cf::sound::set $sound->[0] => $face;
		3704	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3705	}
		3706
		3707	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3708	my $face = cf::face::find "sound/$v";
		3709	cf::sound::set $k => $face;
		3710	}
		3711	}
		3712
3083	sub reload_resources {	3713	sub reload_resources {
3084	warn "reloading resource files...\n";	3714	trace "reloading resource files...\n";
3085		3715
		3716	reload_materials;
		3717	reload_facedata;
		3718	reload_exp_table;
		3719	reload_sound;
		3720	reload_archetypes;
3086	reload_regions;	3721	reload_regions;
3087	reload_facedata;
3088	#reload_archetypes;#d#
3089	reload_archetypes;
3090	reload_treasures;	3722	reload_treasures;
3091		3723
3092	warn "finished reloading resource files\n";	3724	trace "finished reloading resource files\n";
3093	}
3094
3095	sub init {
3096	reload_resources;
3097	}	3725	}
3098		3726
3099	sub reload_config {	3727	sub reload_config {
3100	open my $fh, "<:utf8", "$CONFDIR/config"	3728	trace "reloading config file...\n";
3101	or return;
3102		3729
3103	local $/;	3730	my $config = load_file "$CONFDIR/config";
3104	*CFG = YAML::Syck::Load <$fh>;	3731	utf8::decode $config;
		3732	*CFG = decode_yaml $config;
3105		3733
3106	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3734	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3107		3735
3108	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3736	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3109	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3737	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3110		3738
3111	if (exists $CFG{mlockall}) {	3739	if (exists $CFG{mlockall}) {
…		…
3115	};	3743	};
3116	warn $@ if $@;	3744	warn $@ if $@;
3117	}	3745	}
3118	}	3746	}
3119		3747
		3748	sub pidfile() {
		3749	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3750	or die "$PIDFILE: $!";
		3751	flock $fh, &Fcntl::LOCK_EX
		3752	or die "$PIDFILE: flock: $!";
		3753	$fh
		3754	}
		3755
		3756	# make sure only one server instance is running at any one time
		3757	sub atomic {
		3758	my $fh = pidfile;
		3759
		3760	my $pid = <$fh>;
		3761	kill 9, $pid if $pid > 0;
		3762
		3763	seek $fh, 0, 0;
		3764	print $fh $$;
		3765	}
		3766
		3767	sub main_loop {
		3768	trace "EV::loop starting\n";
		3769	if (1) {
		3770	EV::loop;
		3771	}
		3772	trace "EV::loop returned\n";
		3773	goto &main_loop unless $REALLY_UNLOOP;
		3774	}
		3775
3120	sub main {	3776	sub main {
		3777	cf::init_globals; # initialise logging
		3778
		3779	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3780	LOG llevInfo, "Copyright (C) 2005-2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3781	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3782	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3783
		3784	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3785
3121	# we must not ever block the main coroutine	3786	# we must not ever block the main coroutine
3122	local $Coro::idle = sub {	3787	$Coro::idle = sub {
3123	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3788	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3124	(async {	3789	(async {
3125	Event::one_event;	3790	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3791	EV::loop EV::LOOP_ONESHOT;
3126	})->prio (Coro::PRIO_MAX);	3792	})->prio (Coro::PRIO_MAX);
3127	};	3793	};
3128		3794
		3795	evthread_start IO::AIO::poll_fileno;
		3796
		3797	cf::sync_job {
		3798	cf::incloader::init ();
		3799
		3800	cf::init_anim;
		3801	cf::init_attackmess;
		3802	cf::init_dynamic;
		3803
		3804	cf::load_settings;
		3805
		3806	reload_resources;
3129	reload_config;	3807	reload_config;
3130	db_init;	3808	db_init;
		3809
		3810	cf::init_uuid;
		3811	cf::init_signals;
		3812	cf::init_skills;
		3813
		3814	cf::init_beforeplay;
		3815
		3816	atomic;
		3817
3131	load_extensions;	3818	load_extensions;
3132		3819
3133	$TICK_WATCHER->start;	3820	utime time, time, $RUNTIMEFILE;
3134	Event::loop;	3821
		3822	# no (long-running) fork's whatsoever before this point(!)
		3823	use POSIX ();
		3824	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3825
		3826	cf::_post_init 0;
		3827	};
		3828
		3829	cf::object::thawer::errors_are_fatal 0;
		3830	info "parse errors in files are no longer fatal from this point on.\n";
		3831
		3832	AE::postpone {
		3833	undef &main; # free gobs of memory :)
		3834	};
		3835
		3836	goto &main_loop;
3135	}	3837	}
3136		3838
3137	#############################################################################	3839	#############################################################################
3138	# initialisation and cleanup	3840	# initialisation and cleanup
3139		3841
3140	# install some emergency cleanup handlers	3842	# install some emergency cleanup handlers
3141	BEGIN {	3843	BEGIN {
		3844	our %SIGWATCHER = ();
3142	for my $signal (qw(INT HUP TERM)) {	3845	for my $signal (qw(INT HUP TERM)) {
3143	Event->signal (	3846	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3144	reentrant => 0,
3145	data => WF_AUTOCANCEL,
3146	signal => $signal,
3147	prio => 0,
3148	cb => sub {
3149	cf::cleanup "SIG$signal";	3847	cf::cleanup "SIG$signal";
3150	},
3151	);	3848	};
3152	}	3849	}
3153	}	3850	}
3154		3851
3155	sub write_runtime {	3852	sub write_runtime_sync {
3156	my $runtime = "$LOCALDIR/runtime";	3853	my $t0 = AE::time;
3157		3854
3158	# first touch the runtime file to show we are still running:	3855	# first touch the runtime file to show we are still running:
3159	# the fsync below can take a very very long time.	3856	# the fsync below can take a very very long time.
3160		3857
3161	IO::AIO::aio_utime $runtime, undef, undef;	3858	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3162		3859
3163	my $guard = cf::lock_acquire "write_runtime";	3860	my $guard = cf::lock_acquire "write_runtime";
3164		3861
3165	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3862	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3166	or return;	3863	or return;
3167		3864
3168	my $value = $cf::RUNTIME + 90 + 10;	3865	my $value = $cf::RUNTIME + 90 + 10;
3169	# 10 is the runtime save interval, for a monotonic clock	3866	# 10 is the runtime save interval, for a monotonic clock
3170	# 60 allows for the watchdog to kill the server.	3867	# 60 allows for the watchdog to kill the server.
…		…
3180	aio_utime $fh, undef, undef;	3877	aio_utime $fh, undef, undef;
3181		3878
3182	close $fh	3879	close $fh
3183	or return;	3880	or return;
3184		3881
3185	aio_rename "$runtime~", $runtime	3882	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3186	and return;	3883	and return;
3187		3884
3188	warn "runtime file written.\n";	3885	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3189		3886
3190	1	3887	1
		3888	}
		3889
		3890	our $uuid_lock;
		3891	our $uuid_skip;
		3892
		3893	sub write_uuid_sync($) {
		3894	$uuid_skip ||= $_[0];
		3895
		3896	return if $uuid_lock;
		3897	local $uuid_lock = 1;
		3898
		3899	my $uuid = "$LOCALDIR/uuid";
		3900
		3901	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3902	or return;
		3903
		3904	my $value = uuid_seq uuid_cur;
		3905
		3906	unless ($value) {
		3907	info "cowardly refusing to write zero uuid value!\n";
		3908	return;
		3909	}
		3910
		3911	my $value = uuid_str $value + $uuid_skip;
		3912	$uuid_skip = 0;
		3913
		3914	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3915	and return;
		3916
		3917	# always fsync - this file is important
		3918	aio_fsync $fh
		3919	and return;
		3920
		3921	close $fh
		3922	or return;
		3923
		3924	aio_rename "$uuid~", $uuid
		3925	and return;
		3926
		3927	trace "uuid file written ($value).\n";
		3928
		3929	1
		3930
		3931	}
		3932
		3933	sub write_uuid($$) {
		3934	my ($skip, $sync) = @_;
		3935
		3936	$sync ? write_uuid_sync $skip
		3937	: async { write_uuid_sync $skip };
3191	}	3938	}
3192		3939
3193	sub emergency_save() {	3940	sub emergency_save() {
3194	my $freeze_guard = cf::freeze_mainloop;	3941	my $freeze_guard = cf::freeze_mainloop;
3195		3942
3196	warn "enter emergency perl save\n";	3943	info "emergency_perl_save: enter\n";
		3944
		3945	# this is a trade-off: we want to be very quick here, so
		3946	# save all maps without fsync, and later call a global sync
		3947	# (which in turn might be very very slow)
		3948	local $USE_FSYNC = 0;
3197		3949
3198	cf::sync_job {	3950	cf::sync_job {
		3951	cf::write_runtime_sync; # external watchdog should not bark
		3952
3199	# use a peculiar iteration method to avoid tripping on perl	3953	# use a peculiar iteration method to avoid tripping on perl
3200	# refcount bugs in for. also avoids problems with players	3954	# refcount bugs in for. also avoids problems with players
3201	# and maps saved/destroyed asynchronously.	3955	# and maps saved/destroyed asynchronously.
3202	warn "begin emergency player save\n";	3956	info "emergency_perl_save: begin player save\n";
3203	for my $login (keys %cf::PLAYER) {	3957	for my $login (keys %cf::PLAYER) {
3204	my $pl = $cf::PLAYER{$login} or next;	3958	my $pl = $cf::PLAYER{$login} or next;
3205	$pl->valid or next;	3959	$pl->valid or next;
		3960	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3206	$pl->save;	3961	$pl->save;
3207	}	3962	}
3208	warn "end emergency player save\n";	3963	info "emergency_perl_save: end player save\n";
3209		3964
3210	warn "begin emergency map save\n";	3965	cf::write_runtime_sync; # external watchdog should not bark
		3966
		3967	info "emergency_perl_save: begin map save\n";
3211	for my $path (keys %cf::MAP) {	3968	for my $path (keys %cf::MAP) {
3212	my $map = $cf::MAP{$path} or next;	3969	my $map = $cf::MAP{$path} or next;
3213	$map->valid or next;	3970	$map->valid or next;
3214	$map->save;	3971	$map->save;
3215	}	3972	}
3216	warn "end emergency map save\n";	3973	info "emergency_perl_save: end map save\n";
3217		3974
3218	warn "begin emergency database checkpoint\n";	3975	cf::write_runtime_sync; # external watchdog should not bark
		3976
		3977	info "emergency_perl_save: begin database checkpoint\n";
3219	BDB::db_env_txn_checkpoint $DB_ENV;	3978	BDB::db_env_txn_checkpoint $DB_ENV;
3220	warn "end emergency database checkpoint\n";	3979	info "emergency_perl_save: end database checkpoint\n";
		3980
		3981	info "emergency_perl_save: begin write uuid\n";
		3982	write_uuid_sync 1;
		3983	info "emergency_perl_save: end write uuid\n";
		3984
		3985	cf::write_runtime_sync; # external watchdog should not bark
		3986
		3987	trace "emergency_perl_save: syncing database to disk";
		3988	BDB::db_env_txn_checkpoint $DB_ENV;
		3989
		3990	info "emergency_perl_save: starting sync\n";
		3991	IO::AIO::aio_sync sub {
		3992	info "emergency_perl_save: finished sync\n";
		3993	};
		3994
		3995	cf::write_runtime_sync; # external watchdog should not bark
		3996
		3997	trace "emergency_perl_save: flushing outstanding aio requests";
		3998	while (IO::AIO::nreqs || BDB::nreqs) {
		3999	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		4000	}
		4001
		4002	cf::write_runtime_sync; # external watchdog should not bark
3221	};	4003	};
3222		4004
3223	warn "leave emergency perl save\n";	4005	info "emergency_perl_save: leave\n";
3224	}	4006	}
3225		4007
3226	sub post_cleanup {	4008	sub post_cleanup {
3227	my ($make_core) = @_;	4009	my ($make_core) = @_;
3228		4010
		4011	IO::AIO::flush;
		4012
3229	warn Carp::longmess "post_cleanup backtrace"	4013	error Carp::longmess "post_cleanup backtrace"
3230	if $make_core;	4014	if $make_core;
		4015
		4016	my $fh = pidfile;
		4017	unlink $PIDFILE if <$fh> == $$;
		4018	}
		4019
		4020	# a safer delete_package, copied from Symbol
		4021	sub clear_package($) {
		4022	my $pkg = shift;
		4023
		4024	# expand to full symbol table name if needed
		4025	unless ($pkg =~ /^main::.*::$/) {
		4026	$pkg = "main$pkg" if $pkg =~ /^::/;
		4027	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		4028	$pkg .= '::' unless $pkg =~ /::$/;
		4029	}
		4030
		4031	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		4032	my $stem_symtab = *{$stem}{HASH};
		4033
		4034	defined $stem_symtab and exists $stem_symtab->{$leaf}
		4035	or return;
		4036
		4037	# clear all symbols
		4038	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		4039	for my $name (keys %$leaf_symtab) {
		4040	_gv_clear *{"$pkg$name"};
		4041	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		4042	}
3231	}	4043	}
3232		4044
3233	sub do_reload_perl() {	4045	sub do_reload_perl() {
3234	# can/must only be called in main	4046	# can/must only be called in main
3235	if ($Coro::current != $Coro::main) {	4047	unless (in_main) {
3236	warn "can only reload from main coroutine";	4048	error "can only reload from main coroutine";
3237	return;	4049	return;
3238	}	4050	}
3239		4051
3240	warn "reloading...";	4052	return if $RELOAD++;
3241		4053
3242	warn "entering sync_job";	4054	my $t1 = AE::time;
3243		4055
		4056	while ($RELOAD) {
		4057	cf::get_slot 0.1, -1, "reload_perl";
		4058	info "perl_reload: reloading...";
		4059
		4060	trace "perl_reload: entering sync_job";
		4061
3244	cf::sync_job {	4062	cf::sync_job {
3245	cf::write_runtime; # external watchdog should not bark
3246	cf::emergency_save;	4063	#cf::emergency_save;
3247	cf::write_runtime; # external watchdog should not bark
3248		4064
3249	warn "syncing database to disk";
3250	BDB::db_env_txn_checkpoint $DB_ENV;
3251
3252	# if anything goes wrong in here, we should simply crash as we already saved
3253
3254	warn "cancelling all WF_AUTOCANCEL watchers";
3255	for (Event::all_watchers) {
3256	$_->cancel if $_->data & WF_AUTOCANCEL;
3257	}
3258
3259	warn "flushing outstanding aio requests";
3260	for (;;) {
3261	BDB::flush;
3262	IO::AIO::flush;
3263	Coro::cede;
3264	last unless IO::AIO::nreqs || BDB::nreqs;
3265	warn "iterate...";
3266	}
3267
3268	++$RELOAD;
3269
3270	warn "cancelling all extension coros";	4065	trace "perl_reload: cancelling all extension coros";
3271	$_->cancel for values %EXT_CORO;	4066	$_->cancel for values %EXT_CORO;
3272	%EXT_CORO = ();	4067	%EXT_CORO = ();
3273		4068
3274	warn "removing commands";	4069	trace "perl_reload: removing commands";
3275	%COMMAND = ();	4070	%COMMAND = ();
3276		4071
3277	warn "removing ext/exti commands";	4072	trace "perl_reload: removing ext/exti commands";
3278	%EXTCMD = ();	4073	%EXTCMD = ();
3279	%EXTICMD = ();	4074	%EXTICMD = ();
3280		4075
3281	warn "unloading/nuking all extensions";	4076	trace "perl_reload: unloading/nuking all extensions";
3282	for my $pkg (@EXTS) {	4077	for my $pkg (@EXTS) {
3283	warn "... unloading $pkg";	4078	trace "... unloading $pkg";
3284		4079
3285	if (my $cb = $pkg->can ("unload")) {	4080	if (my $cb = $pkg->can ("unload")) {
3286	eval {	4081	eval {
3287	$cb->($pkg);	4082	$cb->($pkg);
3288	1	4083	1
3289	} or warn "$pkg unloaded, but with errors: $@";	4084	} or error "$pkg unloaded, but with errors: $@";
		4085	}
		4086
		4087	trace "... clearing $pkg";
		4088	clear_package $pkg;
3290	}	4089	}
3291		4090
3292	warn "... nuking $pkg";
3293	Symbol::delete_package $pkg;
3294	}
3295
3296	warn "unloading all perl modules loaded from $LIBDIR";	4091	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3297	while (my ($k, $v) = each %INC) {	4092	while (my ($k, $v) = each %INC) {
3298	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4093	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3299		4094
3300	warn "... unloading $k";	4095	trace "... unloading $k";
3301	delete $INC{$k};	4096	delete $INC{$k};
3302		4097
3303	$k =~ s/\.pm$//;	4098	$k =~ s/\.pm$//;
3304	$k =~ s/\//::/g;	4099	$k =~ s/\//::/g;
3305		4100
3306	if (my $cb = $k->can ("unload_module")) {	4101	if (my $cb = $k->can ("unload_module")) {
3307	$cb->();	4102	$cb->();
		4103	}
		4104
		4105	clear_package $k;
3308	}	4106	}
3309		4107
3310	Symbol::delete_package $k;
3311	}
3312
3313	warn "getting rid of safe::, as good as possible";	4108	trace "perl_reload: getting rid of safe::, as good as possible";
3314	Symbol::delete_package "safe::$_"	4109	clear_package "safe::$_"
3315	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4110	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3316		4111
3317	warn "unloading cf.pm \"a bit\"";	4112	trace "perl_reload: unloading cf.pm \"a bit\"";
3318	delete $INC{"cf.pm"};	4113	delete $INC{"cf.pm"};
3319	delete $INC{"cf/pod.pm"};	4114	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3320		4115
3321	# don't, removes xs symbols, too,	4116	# don't, removes xs symbols, too,
3322	# and global variables created in xs	4117	# and global variables created in xs
3323	#Symbol::delete_package __PACKAGE__;	4118	#clear_package __PACKAGE__;
3324		4119
3325	warn "unload completed, starting to reload now";	4120	info "perl_reload: unload completed, starting to reload now";
3326		4121
3327	warn "reloading cf.pm";	4122	trace "perl_reload: reloading cf.pm";
3328	require cf;	4123	require cf;
3329	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4124	cf::_connect_to_perl_1;
3330		4125
3331	warn "loading config and database again";	4126	trace "perl_reload: loading config and database again";
3332	cf::reload_config;	4127	cf::reload_config;
3333		4128
3334	warn "loading extensions";	4129	trace "perl_reload: loading extensions";
3335	cf::load_extensions;	4130	cf::load_extensions;
3336		4131
		4132	if ($REATTACH_ON_RELOAD) {
3337	warn "reattaching attachments to objects/players";	4133	trace "perl_reload: reattaching attachments to objects/players";
3338	_global_reattach; # objects, sockets	4134	_global_reattach; # objects, sockets
3339	warn "reattaching attachments to maps";	4135	trace "perl_reload: reattaching attachments to maps";
3340	reattach $_ for values %MAP;	4136	reattach $_ for values %MAP;
3341	warn "reattaching attachments to players";	4137	trace "perl_reload: reattaching attachments to players";
3342	reattach $_ for values %PLAYER;	4138	reattach $_ for values %PLAYER;
		4139	}
3343		4140
3344	warn "leaving sync_job";	4141	cf::_post_init 1;
3345		4142
		4143	trace "perl_reload: leaving sync_job";
		4144
3346	1	4145	1
3347	} or do {	4146	} or do {
3348	warn $@;	4147	error $@;
3349	warn "error while reloading, exiting.";	4148	cf::cleanup "perl_reload: error, exiting.";
3350	exit 1;	4149	};
		4150
		4151	--$RELOAD;
3351	};	4152	}
3352		4153
3353	warn "reloaded";	4154	$t1 = AE::time - $t1;
		4155	info "perl_reload: completed in ${t1}s\n";
3354	};	4156	};
3355		4157
3356	our $RELOAD_WATCHER; # used only during reload	4158	our $RELOAD_WATCHER; # used only during reload
3357		4159
3358	sub reload_perl() {	4160	sub reload_perl() {
3359	# doing reload synchronously and two reloads happen back-to-back,	4161	# doing reload synchronously and two reloads happen back-to-back,
3360	# coro crashes during coro_state_free->destroy here.	4162	# coro crashes during coro_state_free->destroy here.
3361		4163
3362	$RELOAD_WATCHER ||= Event->timer (	4164	$RELOAD_WATCHER ||= cf::async {
3363	reentrant => 0,	4165	Coro::AIO::aio_wait cache_extensions;
3364	after => 0,	4166
3365	data => WF_AUTOCANCEL,	4167	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3366	cb => sub {
3367	do_reload_perl;	4168	do_reload_perl;
3368	undef $RELOAD_WATCHER;	4169	undef $RELOAD_WATCHER;
3369	},	4170	};
3370	);	4171	};
3371	}	4172	}
3372		4173
3373	register_command "reload" => sub {	4174	register_command "reload" => sub {
3374	my ($who, $arg) = @_;	4175	my ($who, $arg) = @_;
3375		4176
3376	if ($who->flag (FLAG_WIZ)) {	4177	if ($who->flag (FLAG_WIZ)) {
3377	$who->message ("reloading server.");	4178	$who->message ("reloading server.");
		4179	async {
		4180	$Coro::current->{desc} = "perl_reload";
3378	async { reload_perl };	4181	reload_perl;
		4182	};
3379	}	4183	}
3380	};	4184	};
3381		4185
3382	unshift @INC, $LIBDIR;	4186	#############################################################################
3383		4187
3384	my $bug_warning = 0;	4188	my $bug_warning = 0;
3385		4189
3386	our @WAIT_FOR_TICK;
3387	our @WAIT_FOR_TICK_BEGIN;
3388
3389	sub wait_for_tick {	4190	sub wait_for_tick() {
3390	return unless $TICK_WATCHER->is_active;	4191	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3391	return if $Coro::current == $Coro::main;
3392		4192
3393	my $signal = new Coro::Signal;	4193	$WAIT_FOR_TICK->wait;
3394	push @WAIT_FOR_TICK, $signal;
3395	$signal->wait;
3396	}	4194	}
3397		4195
3398	sub wait_for_tick_begin {	4196	sub wait_for_tick_begin() {
3399	return unless $TICK_WATCHER->is_active;	4197	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3400	return if $Coro::current == $Coro::main;
3401		4198
3402	my $signal = new Coro::Signal;	4199	my $signal = new Coro::Signal;
3403	push @WAIT_FOR_TICK_BEGIN, $signal;	4200	push @WAIT_FOR_TICK_BEGIN, $signal;
3404	$signal->wait;	4201	$signal->wait;
3405	}	4202	}
3406		4203
3407	my $min = 1e6;#d#	4204	sub tick {
3408	my $avg = 10;
3409	$TICK_WATCHER = Event->timer (
3410	reentrant => 0,
3411	parked => 1,
3412	prio => 0,
3413	at => $NEXT_TICK || $TICK,
3414	data => WF_AUTOCANCEL,
3415	cb => sub {
3416	if ($Coro::current != $Coro::main) {	4205	if ($Coro::current != $Coro::main) {
3417	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4206	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3418	unless ++$bug_warning > 10;	4207	unless ++$bug_warning > 10;
3419	return;	4208	return;
3420	}	4209	}
3421		4210
3422	$NOW = $tick_start = Event::time;	4211	cf::one_tick; # one server iteration
3423		4212
3424	cf::server_tick; # one server iteration	4213	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3425		4214
3426	0 && sync_job {#d#	4215	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3427	for(1..10) {	4216	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3428	my $t = Event::time;	4217	Coro::async_pool {
3429	my $map = my $map = new_from_path cf::map "/tmp/x.map"	4218	$Coro::current->{desc} = "runtime saver";
3430	or die;	4219	write_runtime_sync
3431		4220	or error "ERROR: unable to write runtime file: $!";
3432	$map->width (50);
3433	$map->height (50);
3434	$map->alloc;
3435	$map->_load_objects ("/tmp/x.map", 1); #TODO: does not work
3436	my $t = Event::time - $t;
3437
3438	#next unless $t < 0.0013;#d#
3439	if ($t < $min) {
3440	$min = $t;
3441	}
3442	$avg = $avg * 0.99 + $t * 0.01;
3443	}
3444	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3445	exit 0;
3446	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3447	};	4221	};
		4222	}
3448		4223
3449	$RUNTIME += $TICK;
3450	$NEXT_TICK += $TICK;
3451
3452	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3453	$NEXT_RUNTIME_WRITE = $NOW + 10;
3454	Coro::async_pool {
3455	write_runtime
3456	or warn "ERROR: unable to write runtime file: $!";
3457	};
3458	}
3459
3460	# my $AFTER = Event::time;
3461	# warn $AFTER - $NOW;#d#
3462
3463	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4224	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3464	$sig->send;	4225	$sig->send;
3465	}	4226	}
3466	while (my $sig = shift @WAIT_FOR_TICK) {	4227	$WAIT_FOR_TICK->broadcast;
3467	$sig->send;
3468	}
3469		4228
3470	$NOW = Event::time;	4229	$LOAD = ($NOW - $TICK_START) / $TICK;
3471
3472	# if we are delayed by four ticks or more, skip them all
3473	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3474
3475	$TICK_WATCHER->at ($NEXT_TICK);
3476	$TICK_WATCHER->start;
3477
3478	$LOAD = ($NOW - $tick_start) / $TICK;
3479	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4230	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3480		4231
3481	_post_tick;	4232	if (0) {
3482		4233	if ($NEXT_TICK) {
3483		4234	my $jitter = $TICK_START - $NEXT_TICK;
		4235	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4236	debug "jitter $JITTER\n";#d#
		4237	}
3484	},	4238	}
3485	);	4239	}
3486		4240
3487	{	4241	{
3488	BDB::max_poll_time $TICK * 0.1;	4242	# configure BDB
3489	$BDB_POLL_WATCHER = Event->io (	4243
3490	reentrant => 0,
3491	fd => BDB::poll_fileno,
3492	poll => 'r',
3493	prio => 0,
3494	data => WF_AUTOCANCEL,
3495	cb => \&BDB::poll_cb,
3496	);
3497	BDB::min_parallel 8;	4244	BDB::min_parallel 16;
3498		4245	BDB::max_poll_reqs $TICK * 0.1;
3499	BDB::set_sync_prepare {	4246	#$AnyEvent::BDB::WATCHER->priority (1);
3500	my $status;
3501	my $current = $Coro::current;
3502	(
3503	sub {
3504	$status = $!;
3505	$current->ready; undef $current;
3506	},
3507	sub {
3508	Coro::schedule while defined $current;
3509	$! = $status;
3510	},
3511	)
3512	};
3513		4247
3514	unless ($DB_ENV) {	4248	unless ($DB_ENV) {
3515	$DB_ENV = BDB::db_env_create;	4249	$DB_ENV = BDB::db_env_create;
		4250	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		4251	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4252	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		4253	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		4254	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3516		4255
3517	cf::sync_job {	4256	cf::sync_job {
3518	eval {	4257	eval {
3519	BDB::db_env_open	4258	BDB::db_env_open
3520	$DB_ENV,	4259	$DB_ENV,
…		…
3522	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4261	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3523	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4262	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3524	0666;	4263	0666;
3525		4264
3526	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4265	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3527
3528	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3529	$DB_ENV->set_lk_detect;
3530	};	4266	};
3531		4267
3532	cf::cleanup "db_env_open(db): $@" if $@;	4268	cf::cleanup "db_env_open(db): $@" if $@;
3533	};	4269	};
3534	}	4270	}
		4271
		4272	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		4273	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		4274	};
		4275	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		4276	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		4277	};
		4278	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		4279	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		4280	};
3535	}	4281	}
3536		4282
3537	{	4283	{
		4284	# configure IO::AIO
		4285
3538	IO::AIO::min_parallel 8;	4286	IO::AIO::min_parallel 8;
3539
3540	undef $Coro::AIO::WATCHER;
3541	IO::AIO::max_poll_time $TICK * 0.1;	4287	IO::AIO::max_poll_time $TICK * 0.1;
3542	$AIO_POLL_WATCHER = Event->io (	4288	undef $AnyEvent::AIO::WATCHER;
3543	reentrant => 0,
3544	data => WF_AUTOCANCEL,
3545	fd => IO::AIO::poll_fileno,
3546	poll => 'r',
3547	prio => 6,
3548	cb => \&IO::AIO::poll_cb,
3549	);
3550	}	4289	}
3551		4290
3552	my $_log_backtrace;	4291	our $_log_backtrace;
		4292	our $_log_backtrace_last;
3553		4293
3554	sub _log_backtrace {	4294	sub _log_backtrace {
3555	my ($msg, @addr) = @_;	4295	my ($msg, @addr) = @_;
3556		4296
3557	$msg =~ s/\n//;	4297	$msg =~ s/\n$//;
3558		4298
		4299	if ($_log_backtrace_last eq $msg) {
		4300	LOG llevInfo, "[ABT] $msg\n";
		4301	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3559	# limit the # of concurrent backtraces	4302	# limit the # of concurrent backtraces
3560	if ($_log_backtrace < 2) {	4303	} elsif ($_log_backtrace < 2) {
		4304	$_log_backtrace_last = $msg;
3561	++$_log_backtrace;	4305	++$_log_backtrace;
		4306	my $perl_bt = Carp::longmess $msg;
3562	async {	4307	async {
		4308	$Coro::current->{desc} = "abt $msg";
		4309
3563	my @bt = fork_call {	4310	my @bt = fork_call {
3564	@addr = map { sprintf "%x", $_ } @addr;	4311	@addr = map { sprintf "%x", $_ } @addr;
3565	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4312	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3566	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4313	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3567	or die "addr2line: $!";	4314	or die "addr2line: $!";
…		…
3575	}	4322	}
3576		4323
3577	@funcs	4324	@funcs
3578	};	4325	};
3579		4326
3580	LOG llevInfo, "[ABT] $msg\n";	4327	LOG llevInfo, "[ABT] $perl_bt\n";
		4328	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3581	LOG llevInfo, "[ABT] $_\n" for @bt;	4329	LOG llevInfo, "[ABT] $_\n" for @bt;
3582	--$_log_backtrace;	4330	--$_log_backtrace;
3583	};	4331	};
3584	} else {	4332	} else {
3585	LOG llevInfo, "[ABT] $msg\n";	4333	LOG llevInfo, "[ABT] $msg\n";
3586	LOG llevInfo, "[ABT] [suppressed]\n";	4334	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3587	}	4335	}
3588	}	4336	}
3589		4337
3590	# load additional modules	4338	# load additional modules
3591	use cf::pod;	4339	require "cf/$_.pm" for @EXTRA_MODULES;
		4340	cf::_connect_to_perl_2;
3592		4341
3593	END { cf::emergency_save }	4342	END { cf::emergency_save }
3594		4343
3595	1	4344	1
3596		4345

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